diff --git a/dist/xeokit-sdk.cjs.js b/dist/xeokit-sdk.cjs.js
index 1879e9dae9..a0bfaca54a 100644
--- a/dist/xeokit-sdk.cjs.js
+++ b/dist/xeokit-sdk.cjs.js
@@ -12936,9 +12936,6 @@ class AngleMeasurementsMouseControl extends AngleMeasurementsControl {
         const mouseHoverCanvasPos = math.vec2();
         this._currentAngleMeasurement = null;
 
-        const getTop = el => el.offsetTop + (el.offsetParent && (el.offsetParent !== canvas.parentNode) && getTop(el.offsetParent));
-        const getLeft = el => el.offsetLeft + (el.offsetParent && (el.offsetParent !== canvas.parentNode) && getLeft(el.offsetParent));
-
         const pagePos = math.vec2();
 
         const hoverOn = event => {
@@ -12973,8 +12970,10 @@ class AngleMeasurementsMouseControl extends AngleMeasurementsControl {
                             this.markerDiv.style.left = `${pagePos[0] - 5}px`;
                             this.markerDiv.style.top = `${pagePos[1] - 5}px`;
                         } else {
-                            this.markerDiv.style.left = `${getLeft(canvas) + canvasPos[0] - 5}px`;
-                            this.markerDiv.style.top = `${getTop(canvas) + canvasPos[1] - 5}px`;
+                            const markerPos = math.vec2(canvasPos);
+                            transformToNode(canvas, this.markerDiv.parentNode, markerPos);
+                            this.markerDiv.style.left = `${markerPos[0] - 5}px`;
+                            this.markerDiv.style.top = `${markerPos[1] - 5}px`;
                         }
                         break;
                     case MOUSE_FINDING_CORNER:
@@ -84280,13 +84279,7 @@ class SceneModel extends Component {
      */
     set matrix(value) {
         this._matrix.set(value || DEFAULT_MATRIX);
-
-        math.quaternionToRotationMat4(this._quaternion, this._worldRotationMatrix);
-        math.conjugateQuaternion(this._quaternion, this._conjugateQuaternion);
-        math.quaternionToRotationMat4(this._quaternion, this._worldRotationMatrixConjugate);
-        this._matrix.set(this._worldRotationMatrix);
-        math.translateMat4v(this._position, this._matrix);
-
+        math.decomposeMat4(this._matrix, this._position, this._quaternion, this._scale);
         this._matrixDirty = false;
         this._setWorldMatrixDirty();
         this._sceneModelDirty();
@@ -89384,9 +89377,6 @@ class DistanceMeasurementsMouseControl extends DistanceMeasurementsControl {
 
         this._mouseState = MOUSE_FIRST_CLICK_EXPECTED;
 
-        const getTop = el => el.offsetTop + (el.offsetParent && (el.offsetParent !== canvas.parentNode) && getTop(el.offsetParent));
-        const getLeft = el => el.offsetLeft + (el.offsetParent && (el.offsetParent !== canvas.parentNode) && getLeft(el.offsetParent));
-
         const pagePos = math.vec2();
 
         const hoverOn = event => {
@@ -89401,8 +89391,10 @@ class DistanceMeasurementsMouseControl extends DistanceMeasurementsControl {
                         this._markerDiv.style.left = `${pagePos[0] - 5}px`;
                         this._markerDiv.style.top = `${pagePos[1] - 5}px`;
                     } else {
-                        this._markerDiv.style.left = `${getLeft(canvas) + canvasPos[0] - 5}px`;
-                        this._markerDiv.style.top = `${getTop(canvas) + canvasPos[1] - 5}px`;
+                        const markerPos = math.vec2(canvasPos);
+                        transformToNode(canvas, this._markerDiv.parentNode, markerPos);
+                        this._markerDiv.style.left = `${markerPos[0] - 5}px`;
+                        this._markerDiv.style.top = `${markerPos[1] - 5}px`;
                     }
 
                     this._markerDiv.style.background = "pink";
@@ -101689,8 +101681,8 @@ class MetaModel {
 
         for (let modelId in metaScene.metaModels) {
             const metaModel = metaScene.metaModels[modelId];
-            for (let i = 0, len = metaModel.metaObjects.length; i < len; i++) {
-                const metaObject = metaModel.metaObjects[i];
+            for (let objectId in metaModel.metaObjects) {
+                const metaObject = metaModel.metaObjects[objectId];
                 metaObject.metaModels.push(metaModel);
             }
         }
@@ -111122,8 +111114,8 @@ function validateWorkerVersion(worker, coreVersion = VERSION$9) {
 var ChildProcessProxy = {};
 
 var node = /*#__PURE__*/Object.freeze({
-    __proto__: null,
-    'default': ChildProcessProxy
+  __proto__: null,
+  'default': ChildProcessProxy
 });
 
 const VERSION$8 = "3.2.6" ;
@@ -111188,7 +111180,7 @@ async function loadLibraryFromFile(libraryUrl) {
 
 function loadLibraryFromString(scriptSource, id) {
   if (!isBrowser$3) {
-    return undefined && undefined(scriptSource, id);
+    return undefined ;
   }
 
   if (isWorker) {
@@ -113622,7 +113614,7 @@ function getLoadersFromContext(loaders, context) {
   return candidateLoaders && candidateLoaders.length ? candidateLoaders : null;
 }
 
-async function parse$3(data, loaders, options, context) {
+async function parse$2(data, loaders, options, context) {
   assert$4(!context || typeof context === 'object');
 
   if (loaders && !Array.isArray(loaders) && !isLoaderObject(loaders)) {
@@ -113647,7 +113639,7 @@ async function parse$3(data, loaders, options, context) {
   options = normalizeOptions(options, loader, candidateLoaders, url);
   context = getLoaderContext({
     url,
-    parse: parse$3,
+    parse: parse$2,
     loaders: candidateLoaders
   }, options, context);
   return await parseWithLoader(loader, data, options, context);
@@ -113686,7 +113678,7 @@ async function parseWithLoader(loader, data, options, context) {
   }
 
   if (canParseWithWorker(loader, options)) {
-    return await parseWithWorker(loader, data, options, context, parse$3);
+    return await parseWithWorker(loader, data, options, context, parse$2);
   }
 
   if (loader.parseText && typeof data === 'string') {
@@ -115345,9 +115337,9 @@ async function decodeMeshoptBufferView(scenegraph, bufferView) {
 }
 
 var EXT_meshopt_compression = /*#__PURE__*/Object.freeze({
-    __proto__: null,
-    name: name$6,
-    decode: decode$4
+  __proto__: null,
+  name: name$6,
+  decode: decode$4
 });
 
 const EXT_TEXTURE_WEBP = 'EXT_texture_webp';
@@ -115381,9 +115373,9 @@ function preprocess$3(gltfData, options) {
 }
 
 var EXT_texture_webp = /*#__PURE__*/Object.freeze({
-    __proto__: null,
-    name: name$5,
-    preprocess: preprocess$3
+  __proto__: null,
+  name: name$5,
+  preprocess: preprocess$3
 });
 
 const KHR_TEXTURE_BASISU = 'KHR_texture_basisu';
@@ -115408,9 +115400,9 @@ function preprocess$2(gltfData, options) {
 }
 
 var KHR_texture_basisu = /*#__PURE__*/Object.freeze({
-    __proto__: null,
-    name: name$4,
-    preprocess: preprocess$2
+  __proto__: null,
+  name: name$4,
+  preprocess: preprocess$2
 });
 
 const VERSION$1 = "3.2.6" ;
@@ -116462,23 +116454,11 @@ function initializeDracoDecoder(DracoDecoderModule, wasmBinary) {
     });
   });
 }
-
-({
-  id: isBrowser$3 ? 'draco-writer' : 'draco-writer-nodejs',
-  name: 'Draco compressed geometry writer',
-  module: 'draco',
-  version: VERSION$1,
-  worker: true,
-  options: {
-    draco: {},
-    source: null
-  }
-});
 const DracoLoader = { ...DracoLoader$1,
-  parse: parse$2
+  parse: parse$1
 };
 
-async function parse$2(arrayBuffer, options) {
+async function parse$1(arrayBuffer, options) {
   const {
     draco
   } = await loadDracoDecoderModule(options);
@@ -116686,11 +116666,11 @@ function* makeMeshPrimitiveIterator(scenegraph) {
 }
 
 var KHR_draco_mesh_compression = /*#__PURE__*/Object.freeze({
-    __proto__: null,
-    name: name$3,
-    preprocess: preprocess$1,
-    decode: decode$3,
-    encode: encode$3
+  __proto__: null,
+  name: name$3,
+  preprocess: preprocess$1,
+  decode: decode$3,
+  encode: encode$3
 });
 
 const KHR_LIGHTS_PUNCTUAL = 'KHR_lights_punctual';
@@ -116741,10 +116721,10 @@ async function encode$2(gltfData) {
 }
 
 var KHR_lights_punctual = /*#__PURE__*/Object.freeze({
-    __proto__: null,
-    name: name$2,
-    decode: decode$2,
-    encode: encode$2
+  __proto__: null,
+  name: name$2,
+  decode: decode$2,
+  encode: encode$2
 });
 
 const KHR_MATERIALS_UNLIT = 'KHR_materials_unlit';
@@ -116784,10 +116764,10 @@ function encode$1(gltfData) {
 }
 
 var KHR_materials_unlit = /*#__PURE__*/Object.freeze({
-    __proto__: null,
-    name: name$1,
-    decode: decode$1,
-    encode: encode$1
+  __proto__: null,
+  name: name$1,
+  decode: decode$1,
+  encode: encode$1
 });
 
 const KHR_TECHNIQUES_WEBGL = 'KHR_techniques_webgl';
@@ -116858,10 +116838,10 @@ function resolveValues(technique, gltfScenegraph) {
 }
 
 var KHR_techniques_webgl = /*#__PURE__*/Object.freeze({
-    __proto__: null,
-    name: name,
-    decode: decode,
-    encode: encode
+  __proto__: null,
+  name: name,
+  decode: decode,
+  encode: encode
 });
 
 const EXTENSIONS = [EXT_meshopt_compression, EXT_texture_webp, KHR_texture_basisu, KHR_draco_mesh_compression, KHR_lights_punctual, KHR_materials_unlit, KHR_techniques_webgl];
@@ -117881,7 +117861,7 @@ const GLTFLoader = {
   text: true,
   binary: true,
   tests: ['glTF'],
-  parse: parse$1,
+  parse: parse$3,
   options: {
     gltf: {
       normalize: true,
@@ -117902,7 +117882,7 @@ const GLTFLoader = {
     }
   }
 };
-async function parse$1(arrayBuffer, options = {}, context) {
+async function parse$3(arrayBuffer, options = {}, context) {
   options = { ...GLTFLoader.options,
     ...options
   };
@@ -117916,6 +117896,29 @@ async function parse$1(arrayBuffer, options = {}, context) {
   return await parseGLTF$1(gltf, arrayBuffer, byteOffset, options, context);
 }
 
+const VERSION = "3.2.6" ;
+const DEFAULT_LAS_OPTIONS = {
+  las: {
+    shape: 'mesh',
+    fp64: false,
+    skip: 1,
+    colorDepth: 8
+  }
+};
+const LASLoader = {
+  name: 'LAS',
+  id: 'las',
+  module: 'las',
+  version: VERSION,
+  worker: true,
+  extensions: ['las', 'laz'],
+  mimeTypes: ['application/octet-stream'],
+  text: true,
+  binary: true,
+  tests: ['LAS'],
+  options: DEFAULT_LAS_OPTIONS
+};
+
 /**
  * @private
  */
@@ -117991,7 +117994,7 @@ function getBasePath(src) {
 function parseGLTF(plugin, src, gltf, metaModelJSON, options, sceneModel, ok) {
     const spinner = plugin.viewer.scene.canvas.spinner;
     spinner.processes++;
-    parse$3(gltf, GLTFLoader, {
+    parse$2(gltf, GLTFLoader, {
         baseUri: options.basePath
     }).then((gltfData) => {
         const ctx = {
@@ -127243,7 +127246,7 @@ class TreeViewPlugin extends Plugin {
             buildingNode = {
                 nodeId: `${this._id}-${objectId}`,
                 objectId: objectId,
-                title: (metaObject.metaModels.length === 0) ? "na" : this._rootNames[metaObject.metaModels[0].id] || ((metaObjectName && metaObjectName !== "" && metaObjectName !== "Undefined" && metaObjectName !== "Default") ? metaObjectName : metaObjectType),
+                title: (metaObject.metaModels.length === 0) ? metaObjectName : this._rootNames[metaObject.metaModels[0].id] || ((metaObjectName && metaObjectName !== "" && metaObjectName !== "Undefined" && metaObjectName !== "Default") ? metaObjectName : metaObjectType),
                 type: metaObjectType,
                 parent: null,
                 numEntities: 0,
@@ -127346,7 +127349,7 @@ class TreeViewPlugin extends Plugin {
             rootNode = {
                 nodeId: `${this._id}-${objectId}`,
                 objectId: objectId,
-                title: metaObject.metaModels.length === 0 ? "na" : this._rootNames[metaObject.metaModels[0].id] || ((metaObjectName && metaObjectName !== "" && metaObjectName !== "Undefined" && metaObjectName !== "Default") ? metaObjectName : metaObjectType),
+                title: metaObject.metaModels.length === 0 ? metaObjectName : this._rootNames[metaObject.metaModels[0].id] || ((metaObjectName && metaObjectName !== "" && metaObjectName !== "Undefined" && metaObjectName !== "Default") ? metaObjectName : metaObjectType),
                 type: metaObjectType,
                 parent: null,
                 numEntities: 0,
@@ -127427,7 +127430,7 @@ class TreeViewPlugin extends Plugin {
         const node = {
             nodeId: `${this._id}-${objectId}`,
             objectId: objectId,
-            title: (!parent) ? metaObject.metaModels.length === 0 ? "na" : (this._rootNames[metaObject.metaModels[0].id] || metaObjectName) : (metaObjectName && metaObjectName !== "" && metaObjectName !== "Undefined" && metaObjectName !== "Default") ? metaObjectName : metaObjectType,
+            title: (!parent) ? metaObject.metaModels.length === 0 ? metaObjectName : (this._rootNames[metaObject.metaModels[0].id] || metaObjectName) : (metaObjectName && metaObjectName !== "" && metaObjectName !== "Undefined" && metaObjectName !== "Default") ? metaObjectName : metaObjectType,
             type: metaObjectType,
             parent: parent,
             numEntities: 0,
@@ -131787,7 +131790,9 @@ const ParserV10 = {
     parse: function (viewer, options, elements, sceneModel, metaModel, manifestCtx) {
         const deflatedData = extract(elements);
         const inflatedData = inflate(deflatedData);
+window._timestamp("ParserV10::decode");
         load$1(viewer, options, inflatedData, sceneModel, metaModel, manifestCtx);
+window._timestamp("ParserV10::load");
     }
 };
 
@@ -132433,7 +132438,9 @@ const ParserV11 = {
     version: 11,
     parseArrayBuffer: function (viewer, options, arrayBuffer, sceneModel, metaModel, manifestCtx) {
         const inflatedData = decodeData(arrayBuffer);
+window._timestamp("ParserV11::decode");
         load(viewer, options, inflatedData, sceneModel, metaModel, manifestCtx);
+window._timestamp("ParserV11::load");
     }
 };
 
@@ -133545,9 +133552,26 @@ class XKTLoaderPlugin extends Plugin {
     }
 
     _loadModel(src, options, sceneModel, metaModel, manifestCtx, done, error) {
+window._timestamp = (function() {
+    const start = performance.now();
+    let t = null;
+    const f = n => n.toFixed(2) + " ms";
+    return function(msg) {
+        const now = performance.now();
+        if (t === null) {
+            console.log(msg, f(now - start));
+        } else {
+            console.log(msg, f(now - t), "[total " + f(now - start) + "]");
+        }
+        t = now;
+    };
+})();
+
         this._dataSource.getXKT(src, (arrayBuffer) => {
+window._timestamp("dataSource.getXKT (arrayBuffer.byteLength " + arrayBuffer.byteLength + ")");
             this._parseModel(arrayBuffer, options, sceneModel, metaModel, manifestCtx);
             sceneModel.preFinalize();
+window._timestamp("preFinalize");
             done();
         }, error);
     }
@@ -137373,29 +137397,6 @@ class LASDefaultDataSource {
     }
 }
 
-const VERSION = "3.2.6" ;
-const DEFAULT_LAS_OPTIONS = {
-  las: {
-    shape: 'mesh',
-    fp64: false,
-    skip: 1,
-    colorDepth: 8
-  }
-};
-const LASLoader = {
-  name: 'LAS',
-  id: 'las',
-  module: 'las',
-  version: VERSION,
-  worker: true,
-  extensions: ['las', 'laz'],
-  mimeTypes: ['application/octet-stream'],
-  text: true,
-  binary: true,
-  tests: ['LAS'],
-  options: DEFAULT_LAS_OPTIONS
-};
-
 //import * as epsgCheck from 'epsg-index/all.json';
 
 const headerBlockItems = [
@@ -138178,7 +138179,7 @@ class LASLoaderPlugin extends Plugin {
 
                 const lasHeader = loadLASHeader(arrayBuffer);
 
-                parse$3(arrayBuffer, LASLoader, options).then((parsedData) => {
+                parse$2(arrayBuffer, LASLoader, options).then((parsedData) => {
 
                     const attributes = parsedData.attributes;
                     const loaderData = parsedData.loaderData;
diff --git a/dist/xeokit-sdk.es.js b/dist/xeokit-sdk.es.js
index a77eda36d1..672ed50163 100644
--- a/dist/xeokit-sdk.es.js
+++ b/dist/xeokit-sdk.es.js
@@ -12932,9 +12932,6 @@ class AngleMeasurementsMouseControl extends AngleMeasurementsControl {
         const mouseHoverCanvasPos = math.vec2();
         this._currentAngleMeasurement = null;
 
-        const getTop = el => el.offsetTop + (el.offsetParent && (el.offsetParent !== canvas.parentNode) && getTop(el.offsetParent));
-        const getLeft = el => el.offsetLeft + (el.offsetParent && (el.offsetParent !== canvas.parentNode) && getLeft(el.offsetParent));
-
         const pagePos = math.vec2();
 
         const hoverOn = event => {
@@ -12969,8 +12966,10 @@ class AngleMeasurementsMouseControl extends AngleMeasurementsControl {
                             this.markerDiv.style.left = `${pagePos[0] - 5}px`;
                             this.markerDiv.style.top = `${pagePos[1] - 5}px`;
                         } else {
-                            this.markerDiv.style.left = `${getLeft(canvas) + canvasPos[0] - 5}px`;
-                            this.markerDiv.style.top = `${getTop(canvas) + canvasPos[1] - 5}px`;
+                            const markerPos = math.vec2(canvasPos);
+                            transformToNode(canvas, this.markerDiv.parentNode, markerPos);
+                            this.markerDiv.style.left = `${markerPos[0] - 5}px`;
+                            this.markerDiv.style.top = `${markerPos[1] - 5}px`;
                         }
                         break;
                     case MOUSE_FINDING_CORNER:
@@ -84276,13 +84275,7 @@ class SceneModel extends Component {
      */
     set matrix(value) {
         this._matrix.set(value || DEFAULT_MATRIX);
-
-        math.quaternionToRotationMat4(this._quaternion, this._worldRotationMatrix);
-        math.conjugateQuaternion(this._quaternion, this._conjugateQuaternion);
-        math.quaternionToRotationMat4(this._quaternion, this._worldRotationMatrixConjugate);
-        this._matrix.set(this._worldRotationMatrix);
-        math.translateMat4v(this._position, this._matrix);
-
+        math.decomposeMat4(this._matrix, this._position, this._quaternion, this._scale);
         this._matrixDirty = false;
         this._setWorldMatrixDirty();
         this._sceneModelDirty();
@@ -89380,9 +89373,6 @@ class DistanceMeasurementsMouseControl extends DistanceMeasurementsControl {
 
         this._mouseState = MOUSE_FIRST_CLICK_EXPECTED;
 
-        const getTop = el => el.offsetTop + (el.offsetParent && (el.offsetParent !== canvas.parentNode) && getTop(el.offsetParent));
-        const getLeft = el => el.offsetLeft + (el.offsetParent && (el.offsetParent !== canvas.parentNode) && getLeft(el.offsetParent));
-
         const pagePos = math.vec2();
 
         const hoverOn = event => {
@@ -89397,8 +89387,10 @@ class DistanceMeasurementsMouseControl extends DistanceMeasurementsControl {
                         this._markerDiv.style.left = `${pagePos[0] - 5}px`;
                         this._markerDiv.style.top = `${pagePos[1] - 5}px`;
                     } else {
-                        this._markerDiv.style.left = `${getLeft(canvas) + canvasPos[0] - 5}px`;
-                        this._markerDiv.style.top = `${getTop(canvas) + canvasPos[1] - 5}px`;
+                        const markerPos = math.vec2(canvasPos);
+                        transformToNode(canvas, this._markerDiv.parentNode, markerPos);
+                        this._markerDiv.style.left = `${markerPos[0] - 5}px`;
+                        this._markerDiv.style.top = `${markerPos[1] - 5}px`;
                     }
 
                     this._markerDiv.style.background = "pink";
@@ -101685,8 +101677,8 @@ class MetaModel {
 
         for (let modelId in metaScene.metaModels) {
             const metaModel = metaScene.metaModels[modelId];
-            for (let i = 0, len = metaModel.metaObjects.length; i < len; i++) {
-                const metaObject = metaModel.metaObjects[i];
+            for (let objectId in metaModel.metaObjects) {
+                const metaObject = metaModel.metaObjects[objectId];
                 metaObject.metaModels.push(metaModel);
             }
         }
@@ -111118,8 +111110,8 @@ function validateWorkerVersion(worker, coreVersion = VERSION$9) {
 var ChildProcessProxy = {};
 
 var node = /*#__PURE__*/Object.freeze({
-    __proto__: null,
-    'default': ChildProcessProxy
+  __proto__: null,
+  'default': ChildProcessProxy
 });
 
 const VERSION$8 = "3.2.6" ;
@@ -111184,7 +111176,7 @@ async function loadLibraryFromFile(libraryUrl) {
 
 function loadLibraryFromString(scriptSource, id) {
   if (!isBrowser$3) {
-    return undefined && undefined(scriptSource, id);
+    return undefined ;
   }
 
   if (isWorker) {
@@ -113618,7 +113610,7 @@ function getLoadersFromContext(loaders, context) {
   return candidateLoaders && candidateLoaders.length ? candidateLoaders : null;
 }
 
-async function parse$3(data, loaders, options, context) {
+async function parse$2(data, loaders, options, context) {
   assert$4(!context || typeof context === 'object');
 
   if (loaders && !Array.isArray(loaders) && !isLoaderObject(loaders)) {
@@ -113643,7 +113635,7 @@ async function parse$3(data, loaders, options, context) {
   options = normalizeOptions(options, loader, candidateLoaders, url);
   context = getLoaderContext({
     url,
-    parse: parse$3,
+    parse: parse$2,
     loaders: candidateLoaders
   }, options, context);
   return await parseWithLoader(loader, data, options, context);
@@ -113682,7 +113674,7 @@ async function parseWithLoader(loader, data, options, context) {
   }
 
   if (canParseWithWorker(loader, options)) {
-    return await parseWithWorker(loader, data, options, context, parse$3);
+    return await parseWithWorker(loader, data, options, context, parse$2);
   }
 
   if (loader.parseText && typeof data === 'string') {
@@ -115341,9 +115333,9 @@ async function decodeMeshoptBufferView(scenegraph, bufferView) {
 }
 
 var EXT_meshopt_compression = /*#__PURE__*/Object.freeze({
-    __proto__: null,
-    name: name$6,
-    decode: decode$4
+  __proto__: null,
+  name: name$6,
+  decode: decode$4
 });
 
 const EXT_TEXTURE_WEBP = 'EXT_texture_webp';
@@ -115377,9 +115369,9 @@ function preprocess$3(gltfData, options) {
 }
 
 var EXT_texture_webp = /*#__PURE__*/Object.freeze({
-    __proto__: null,
-    name: name$5,
-    preprocess: preprocess$3
+  __proto__: null,
+  name: name$5,
+  preprocess: preprocess$3
 });
 
 const KHR_TEXTURE_BASISU = 'KHR_texture_basisu';
@@ -115404,9 +115396,9 @@ function preprocess$2(gltfData, options) {
 }
 
 var KHR_texture_basisu = /*#__PURE__*/Object.freeze({
-    __proto__: null,
-    name: name$4,
-    preprocess: preprocess$2
+  __proto__: null,
+  name: name$4,
+  preprocess: preprocess$2
 });
 
 const VERSION$1 = "3.2.6" ;
@@ -116458,23 +116450,11 @@ function initializeDracoDecoder(DracoDecoderModule, wasmBinary) {
     });
   });
 }
-
-({
-  id: isBrowser$3 ? 'draco-writer' : 'draco-writer-nodejs',
-  name: 'Draco compressed geometry writer',
-  module: 'draco',
-  version: VERSION$1,
-  worker: true,
-  options: {
-    draco: {},
-    source: null
-  }
-});
 const DracoLoader = { ...DracoLoader$1,
-  parse: parse$2
+  parse: parse$1
 };
 
-async function parse$2(arrayBuffer, options) {
+async function parse$1(arrayBuffer, options) {
   const {
     draco
   } = await loadDracoDecoderModule(options);
@@ -116682,11 +116662,11 @@ function* makeMeshPrimitiveIterator(scenegraph) {
 }
 
 var KHR_draco_mesh_compression = /*#__PURE__*/Object.freeze({
-    __proto__: null,
-    name: name$3,
-    preprocess: preprocess$1,
-    decode: decode$3,
-    encode: encode$3
+  __proto__: null,
+  name: name$3,
+  preprocess: preprocess$1,
+  decode: decode$3,
+  encode: encode$3
 });
 
 const KHR_LIGHTS_PUNCTUAL = 'KHR_lights_punctual';
@@ -116737,10 +116717,10 @@ async function encode$2(gltfData) {
 }
 
 var KHR_lights_punctual = /*#__PURE__*/Object.freeze({
-    __proto__: null,
-    name: name$2,
-    decode: decode$2,
-    encode: encode$2
+  __proto__: null,
+  name: name$2,
+  decode: decode$2,
+  encode: encode$2
 });
 
 const KHR_MATERIALS_UNLIT = 'KHR_materials_unlit';
@@ -116780,10 +116760,10 @@ function encode$1(gltfData) {
 }
 
 var KHR_materials_unlit = /*#__PURE__*/Object.freeze({
-    __proto__: null,
-    name: name$1,
-    decode: decode$1,
-    encode: encode$1
+  __proto__: null,
+  name: name$1,
+  decode: decode$1,
+  encode: encode$1
 });
 
 const KHR_TECHNIQUES_WEBGL = 'KHR_techniques_webgl';
@@ -116854,10 +116834,10 @@ function resolveValues(technique, gltfScenegraph) {
 }
 
 var KHR_techniques_webgl = /*#__PURE__*/Object.freeze({
-    __proto__: null,
-    name: name,
-    decode: decode,
-    encode: encode
+  __proto__: null,
+  name: name,
+  decode: decode,
+  encode: encode
 });
 
 const EXTENSIONS = [EXT_meshopt_compression, EXT_texture_webp, KHR_texture_basisu, KHR_draco_mesh_compression, KHR_lights_punctual, KHR_materials_unlit, KHR_techniques_webgl];
@@ -117877,7 +117857,7 @@ const GLTFLoader = {
   text: true,
   binary: true,
   tests: ['glTF'],
-  parse: parse$1,
+  parse: parse$3,
   options: {
     gltf: {
       normalize: true,
@@ -117898,7 +117878,7 @@ const GLTFLoader = {
     }
   }
 };
-async function parse$1(arrayBuffer, options = {}, context) {
+async function parse$3(arrayBuffer, options = {}, context) {
   options = { ...GLTFLoader.options,
     ...options
   };
@@ -117912,6 +117892,29 @@ async function parse$1(arrayBuffer, options = {}, context) {
   return await parseGLTF$1(gltf, arrayBuffer, byteOffset, options, context);
 }
 
+const VERSION = "3.2.6" ;
+const DEFAULT_LAS_OPTIONS = {
+  las: {
+    shape: 'mesh',
+    fp64: false,
+    skip: 1,
+    colorDepth: 8
+  }
+};
+const LASLoader = {
+  name: 'LAS',
+  id: 'las',
+  module: 'las',
+  version: VERSION,
+  worker: true,
+  extensions: ['las', 'laz'],
+  mimeTypes: ['application/octet-stream'],
+  text: true,
+  binary: true,
+  tests: ['LAS'],
+  options: DEFAULT_LAS_OPTIONS
+};
+
 /**
  * @private
  */
@@ -117987,7 +117990,7 @@ function getBasePath(src) {
 function parseGLTF(plugin, src, gltf, metaModelJSON, options, sceneModel, ok) {
     const spinner = plugin.viewer.scene.canvas.spinner;
     spinner.processes++;
-    parse$3(gltf, GLTFLoader, {
+    parse$2(gltf, GLTFLoader, {
         baseUri: options.basePath
     }).then((gltfData) => {
         const ctx = {
@@ -127239,7 +127242,7 @@ class TreeViewPlugin extends Plugin {
             buildingNode = {
                 nodeId: `${this._id}-${objectId}`,
                 objectId: objectId,
-                title: (metaObject.metaModels.length === 0) ? "na" : this._rootNames[metaObject.metaModels[0].id] || ((metaObjectName && metaObjectName !== "" && metaObjectName !== "Undefined" && metaObjectName !== "Default") ? metaObjectName : metaObjectType),
+                title: (metaObject.metaModels.length === 0) ? metaObjectName : this._rootNames[metaObject.metaModels[0].id] || ((metaObjectName && metaObjectName !== "" && metaObjectName !== "Undefined" && metaObjectName !== "Default") ? metaObjectName : metaObjectType),
                 type: metaObjectType,
                 parent: null,
                 numEntities: 0,
@@ -127342,7 +127345,7 @@ class TreeViewPlugin extends Plugin {
             rootNode = {
                 nodeId: `${this._id}-${objectId}`,
                 objectId: objectId,
-                title: metaObject.metaModels.length === 0 ? "na" : this._rootNames[metaObject.metaModels[0].id] || ((metaObjectName && metaObjectName !== "" && metaObjectName !== "Undefined" && metaObjectName !== "Default") ? metaObjectName : metaObjectType),
+                title: metaObject.metaModels.length === 0 ? metaObjectName : this._rootNames[metaObject.metaModels[0].id] || ((metaObjectName && metaObjectName !== "" && metaObjectName !== "Undefined" && metaObjectName !== "Default") ? metaObjectName : metaObjectType),
                 type: metaObjectType,
                 parent: null,
                 numEntities: 0,
@@ -127423,7 +127426,7 @@ class TreeViewPlugin extends Plugin {
         const node = {
             nodeId: `${this._id}-${objectId}`,
             objectId: objectId,
-            title: (!parent) ? metaObject.metaModels.length === 0 ? "na" : (this._rootNames[metaObject.metaModels[0].id] || metaObjectName) : (metaObjectName && metaObjectName !== "" && metaObjectName !== "Undefined" && metaObjectName !== "Default") ? metaObjectName : metaObjectType,
+            title: (!parent) ? metaObject.metaModels.length === 0 ? metaObjectName : (this._rootNames[metaObject.metaModels[0].id] || metaObjectName) : (metaObjectName && metaObjectName !== "" && metaObjectName !== "Undefined" && metaObjectName !== "Default") ? metaObjectName : metaObjectType,
             type: metaObjectType,
             parent: parent,
             numEntities: 0,
@@ -131783,7 +131786,9 @@ const ParserV10 = {
     parse: function (viewer, options, elements, sceneModel, metaModel, manifestCtx) {
         const deflatedData = extract(elements);
         const inflatedData = inflate(deflatedData);
+window._timestamp("ParserV10::decode");
         load$1(viewer, options, inflatedData, sceneModel, metaModel, manifestCtx);
+window._timestamp("ParserV10::load");
     }
 };
 
@@ -132429,7 +132434,9 @@ const ParserV11 = {
     version: 11,
     parseArrayBuffer: function (viewer, options, arrayBuffer, sceneModel, metaModel, manifestCtx) {
         const inflatedData = decodeData(arrayBuffer);
+window._timestamp("ParserV11::decode");
         load(viewer, options, inflatedData, sceneModel, metaModel, manifestCtx);
+window._timestamp("ParserV11::load");
     }
 };
 
@@ -133541,9 +133548,26 @@ class XKTLoaderPlugin extends Plugin {
     }
 
     _loadModel(src, options, sceneModel, metaModel, manifestCtx, done, error) {
+window._timestamp = (function() {
+    const start = performance.now();
+    let t = null;
+    const f = n => n.toFixed(2) + " ms";
+    return function(msg) {
+        const now = performance.now();
+        if (t === null) {
+            console.log(msg, f(now - start));
+        } else {
+            console.log(msg, f(now - t), "[total " + f(now - start) + "]");
+        }
+        t = now;
+    };
+})();
+
         this._dataSource.getXKT(src, (arrayBuffer) => {
+window._timestamp("dataSource.getXKT (arrayBuffer.byteLength " + arrayBuffer.byteLength + ")");
             this._parseModel(arrayBuffer, options, sceneModel, metaModel, manifestCtx);
             sceneModel.preFinalize();
+window._timestamp("preFinalize");
             done();
         }, error);
     }
@@ -137369,29 +137393,6 @@ class LASDefaultDataSource {
     }
 }
 
-const VERSION = "3.2.6" ;
-const DEFAULT_LAS_OPTIONS = {
-  las: {
-    shape: 'mesh',
-    fp64: false,
-    skip: 1,
-    colorDepth: 8
-  }
-};
-const LASLoader = {
-  name: 'LAS',
-  id: 'las',
-  module: 'las',
-  version: VERSION,
-  worker: true,
-  extensions: ['las', 'laz'],
-  mimeTypes: ['application/octet-stream'],
-  text: true,
-  binary: true,
-  tests: ['LAS'],
-  options: DEFAULT_LAS_OPTIONS
-};
-
 //import * as epsgCheck from 'epsg-index/all.json';
 
 const headerBlockItems = [
@@ -138174,7 +138175,7 @@ class LASLoaderPlugin extends Plugin {
 
                 const lasHeader = loadLASHeader(arrayBuffer);
 
-                parse$3(arrayBuffer, LASLoader, options).then((parsedData) => {
+                parse$2(arrayBuffer, LASLoader, options).then((parsedData) => {
 
                     const attributes = parsedData.attributes;
                     const loaderData = parsedData.loaderData;
diff --git a/dist/xeokit-sdk.es5.js b/dist/xeokit-sdk.es5.js
index 4135bb8abc..a05ec0b5e9 100644
--- a/dist/xeokit-sdk.es5.js
+++ b/dist/xeokit-sdk.es5.js
@@ -3032,7 +3032,7 @@ this._originDot.setVisible(this._visible&&this._originVisible);this._cornerDot.s
      */function get(){return this._snapping;}/**
      * Activates this AngleMeasurementsMouseControl, ready to respond to input.
      */,set:function set(snapping){this._snapping=snapping;}},{key:"activate",value:function activate(){var _this21=this;if(this._active){return;}if(!this.markerDiv){this._initMarkerDiv();// if the marker is destroyed after deactivation, we recreate it
-}this.angleMeasurementsPlugin;var scene=this.scene;scene.input;var canvas=scene.canvas.canvas;var clickTolerance=20;var cameraControl=this.angleMeasurementsPlugin.viewer.cameraControl;var pointerLens=this.pointerLens;var mouseHovering=false;var hoveredEntity=null;var lastMouseCanvasX=0;var lastMouseCanvasY=0;var mouseWorldPos=math.vec3();var mouseHoverCanvasPos=math.vec2();this._currentAngleMeasurement=null;var getTop=function getTop(el){return el.offsetTop+(el.offsetParent&&el.offsetParent!==canvas.parentNode&&getTop(el.offsetParent));};var getLeft=function getLeft(el){return el.offsetLeft+(el.offsetParent&&el.offsetParent!==canvas.parentNode&&getLeft(el.offsetParent));};var pagePos=math.vec2();var hoverOn=function hoverOn(event){if(event.snappedToVertex||event.snappedToEdge){if(pointerLens){pointerLens.visible=true;pointerLens.canvasPos=event.canvasPos;pointerLens.snappedCanvasPos=event.snappedCanvasPos||event.canvasPos;pointerLens.snapped=true;}_this21.markerDiv.style.background="greenyellow";_this21.markerDiv.style.border="2px solid green";}else{if(pointerLens){pointerLens.visible=true;pointerLens.canvasPos=event.canvasPos;pointerLens.snappedCanvasPos=event.canvasPos;pointerLens.snapped=false;}_this21.markerDiv.style.background="pink";_this21.markerDiv.style.border="2px solid red";}var canvasPos=event.snappedCanvasPos||event.canvasPos;mouseHovering=true;hoveredEntity=event.entity;mouseWorldPos.set(event.worldPos);mouseHoverCanvasPos.set(canvasPos);switch(_this21._mouseState){case MOUSE_FINDING_ORIGIN:if(_this21._canvasToPagePos){_this21._canvasToPagePos(canvas,canvasPos,pagePos);_this21.markerDiv.style.left="".concat(pagePos[0]-5,"px");_this21.markerDiv.style.top="".concat(pagePos[1]-5,"px");}else{_this21.markerDiv.style.left="".concat(getLeft(canvas)+canvasPos[0]-5,"px");_this21.markerDiv.style.top="".concat(getTop(canvas)+canvasPos[1]-5,"px");}break;case MOUSE_FINDING_CORNER:if(_this21._currentAngleMeasurement){_this21._currentAngleMeasurement.originWireVisible=true;_this21._currentAngleMeasurement.targetWireVisible=false;_this21._currentAngleMeasurement.cornerVisible=true;_this21._currentAngleMeasurement.angleVisible=false;_this21._currentAngleMeasurement.corner.worldPos=event.worldPos;_this21._currentAngleMeasurement.corner.entity=event.entity;}_this21.markerDiv.style.left="-10000px";_this21.markerDiv.style.top="-10000px";canvas.style.cursor="pointer";break;case MOUSE_FINDING_TARGET:if(_this21._currentAngleMeasurement){_this21._currentAngleMeasurement.targetWireVisible=true;_this21._currentAngleMeasurement.targetVisible=true;_this21._currentAngleMeasurement.angleVisible=true;_this21._currentAngleMeasurement.target.worldPos=event.worldPos;_this21._currentAngleMeasurement.target.entity=event.entity;}_this21.markerDiv.style.left="-10000px";_this21.markerDiv.style.top="-10000px";canvas.style.cursor="pointer";break;}};this._onHoverSnapOrSurface=cameraControl.on("hoverSnapOrSurface",function(e){if(_this21._snapping)hoverOn(e);});this._onHoverSurface=cameraControl.on("hoverSurface",function(e){if(!_this21._snapping)hoverOn(e);});canvas.addEventListener('mousedown',this._onMouseDown=function(e){if(e.which!==1){return;}lastMouseCanvasX=e.clientX;lastMouseCanvasY=e.clientY;});canvas.addEventListener("mouseup",this._onMouseUp=function(e){if(e.which!==1){return;}if(e.clientX>lastMouseCanvasX+clickTolerance||e.clientX<lastMouseCanvasX-clickTolerance||e.clientY>lastMouseCanvasY+clickTolerance||e.clientY<lastMouseCanvasY-clickTolerance){return;}switch(_this21._mouseState){case MOUSE_FINDING_ORIGIN:if(mouseHovering){_this21._currentAngleMeasurement=_this21.angleMeasurementsPlugin.createMeasurement({id:math.createUUID(),origin:{worldPos:mouseWorldPos,entity:hoveredEntity},corner:{worldPos:mouseWorldPos,entity:hoveredEntity},target:{worldPos:mouseWorldPos,entity:hoveredEntity},approximate:true});_this21._currentAngleMeasurement.clickable=false;_this21._currentAngleMeasurement.originVisible=true;_this21._currentAngleMeasurement.originWireVisible=true;_this21._currentAngleMeasurement.cornerVisible=false;_this21._currentAngleMeasurement.targetWireVisible=false;_this21._currentAngleMeasurement.targetVisible=false;_this21._currentAngleMeasurement.angleVisible=false;_this21._currentAngleMeasurement.origin.entity=hoveredEntity;_this21._mouseState=MOUSE_FINDING_CORNER;_this21.angleMeasurementsPlugin.fire("measurementStart",_this21._currentAngleMeasurement);}break;case MOUSE_FINDING_CORNER:if(mouseHovering){_this21._currentAngleMeasurement.targetWireVisible=false;_this21._currentAngleMeasurement.targetVisible=true;_this21._currentAngleMeasurement.angleVisible=true;_this21._currentAngleMeasurement.corner.entity=hoveredEntity;_this21._mouseState=MOUSE_FINDING_TARGET;}else{if(_this21._currentAngleMeasurement){_this21._currentAngleMeasurement.destroy();_this21._currentAngleMeasurement=null;hoveredEntity=null;_this21._mouseState=MOUSE_FINDING_ORIGIN;_this21.angleMeasurementsPlugin.fire("measurementCancel",_this21._currentAngleMeasurement);}}break;case MOUSE_FINDING_TARGET:if(mouseHovering){_this21._currentAngleMeasurement.targetVisible=true;_this21._currentAngleMeasurement.angleVisible=true;_this21._currentAngleMeasurement.target.entity=hoveredEntity;_this21._currentAngleMeasurement.clickable=true;hoveredEntity=null;_this21.angleMeasurementsPlugin.fire("measurementEnd",_this21._currentAngleMeasurement);_this21._currentAngleMeasurement=null;_this21._mouseState=MOUSE_FINDING_ORIGIN;}else{if(_this21._currentAngleMeasurement){_this21._currentAngleMeasurement.destroy();_this21._currentAngleMeasurement=null;hoveredEntity=null;_this21._mouseState=MOUSE_FINDING_ORIGIN;_this21.angleMeasurementsPlugin.fire("measurementCancel",_this21._currentAngleMeasurement);}}break;}});var hoverOff=function hoverOff(event){mouseHovering=false;if(pointerLens){pointerLens.visible=true;pointerLens.pointerPos=event.canvasPos;pointerLens.snappedCanvasPos=event.snappedCanvasPos||event.canvasPos;pointerLens.snapped=false;}_this21.markerDiv.style.left="-100px";_this21.markerDiv.style.top="-100px";if(_this21._currentAngleMeasurement){switch(_this21._mouseState){case MOUSE_FINDING_ORIGIN:_this21._currentAngleMeasurement.originVisible=false;break;case MOUSE_FINDING_CORNER:_this21._currentAngleMeasurement.cornerVisible=false;_this21._currentAngleMeasurement.originWireVisible=false;_this21._currentAngleMeasurement.targetVisible=false;_this21._currentAngleMeasurement.targetWireVisible=false;_this21._currentAngleMeasurement.angleVisible=false;break;case MOUSE_FINDING_TARGET:_this21._currentAngleMeasurement.targetVisible=false;_this21._currentAngleMeasurement.targetWireVisible=false;_this21._currentAngleMeasurement.angleVisible=false;break;}canvas.style.cursor="default";}};this._onHoverSnapOrSurfaceOff=cameraControl.on("hoverSnapOrSurfaceOff",function(e){if(_this21._snapping)hoverOff(e);});this._onHoverOff=cameraControl.on("hoverOff",function(e){if(!_this21._snapping)hoverOff(e);});this._active=true;}/**
+}this.angleMeasurementsPlugin;var scene=this.scene;scene.input;var canvas=scene.canvas.canvas;var clickTolerance=20;var cameraControl=this.angleMeasurementsPlugin.viewer.cameraControl;var pointerLens=this.pointerLens;var mouseHovering=false;var hoveredEntity=null;var lastMouseCanvasX=0;var lastMouseCanvasY=0;var mouseWorldPos=math.vec3();var mouseHoverCanvasPos=math.vec2();this._currentAngleMeasurement=null;var pagePos=math.vec2();var hoverOn=function hoverOn(event){if(event.snappedToVertex||event.snappedToEdge){if(pointerLens){pointerLens.visible=true;pointerLens.canvasPos=event.canvasPos;pointerLens.snappedCanvasPos=event.snappedCanvasPos||event.canvasPos;pointerLens.snapped=true;}_this21.markerDiv.style.background="greenyellow";_this21.markerDiv.style.border="2px solid green";}else{if(pointerLens){pointerLens.visible=true;pointerLens.canvasPos=event.canvasPos;pointerLens.snappedCanvasPos=event.canvasPos;pointerLens.snapped=false;}_this21.markerDiv.style.background="pink";_this21.markerDiv.style.border="2px solid red";}var canvasPos=event.snappedCanvasPos||event.canvasPos;mouseHovering=true;hoveredEntity=event.entity;mouseWorldPos.set(event.worldPos);mouseHoverCanvasPos.set(canvasPos);switch(_this21._mouseState){case MOUSE_FINDING_ORIGIN:if(_this21._canvasToPagePos){_this21._canvasToPagePos(canvas,canvasPos,pagePos);_this21.markerDiv.style.left="".concat(pagePos[0]-5,"px");_this21.markerDiv.style.top="".concat(pagePos[1]-5,"px");}else{var markerPos=math.vec2(canvasPos);transformToNode(canvas,_this21.markerDiv.parentNode,markerPos);_this21.markerDiv.style.left="".concat(markerPos[0]-5,"px");_this21.markerDiv.style.top="".concat(markerPos[1]-5,"px");}break;case MOUSE_FINDING_CORNER:if(_this21._currentAngleMeasurement){_this21._currentAngleMeasurement.originWireVisible=true;_this21._currentAngleMeasurement.targetWireVisible=false;_this21._currentAngleMeasurement.cornerVisible=true;_this21._currentAngleMeasurement.angleVisible=false;_this21._currentAngleMeasurement.corner.worldPos=event.worldPos;_this21._currentAngleMeasurement.corner.entity=event.entity;}_this21.markerDiv.style.left="-10000px";_this21.markerDiv.style.top="-10000px";canvas.style.cursor="pointer";break;case MOUSE_FINDING_TARGET:if(_this21._currentAngleMeasurement){_this21._currentAngleMeasurement.targetWireVisible=true;_this21._currentAngleMeasurement.targetVisible=true;_this21._currentAngleMeasurement.angleVisible=true;_this21._currentAngleMeasurement.target.worldPos=event.worldPos;_this21._currentAngleMeasurement.target.entity=event.entity;}_this21.markerDiv.style.left="-10000px";_this21.markerDiv.style.top="-10000px";canvas.style.cursor="pointer";break;}};this._onHoverSnapOrSurface=cameraControl.on("hoverSnapOrSurface",function(e){if(_this21._snapping)hoverOn(e);});this._onHoverSurface=cameraControl.on("hoverSurface",function(e){if(!_this21._snapping)hoverOn(e);});canvas.addEventListener('mousedown',this._onMouseDown=function(e){if(e.which!==1){return;}lastMouseCanvasX=e.clientX;lastMouseCanvasY=e.clientY;});canvas.addEventListener("mouseup",this._onMouseUp=function(e){if(e.which!==1){return;}if(e.clientX>lastMouseCanvasX+clickTolerance||e.clientX<lastMouseCanvasX-clickTolerance||e.clientY>lastMouseCanvasY+clickTolerance||e.clientY<lastMouseCanvasY-clickTolerance){return;}switch(_this21._mouseState){case MOUSE_FINDING_ORIGIN:if(mouseHovering){_this21._currentAngleMeasurement=_this21.angleMeasurementsPlugin.createMeasurement({id:math.createUUID(),origin:{worldPos:mouseWorldPos,entity:hoveredEntity},corner:{worldPos:mouseWorldPos,entity:hoveredEntity},target:{worldPos:mouseWorldPos,entity:hoveredEntity},approximate:true});_this21._currentAngleMeasurement.clickable=false;_this21._currentAngleMeasurement.originVisible=true;_this21._currentAngleMeasurement.originWireVisible=true;_this21._currentAngleMeasurement.cornerVisible=false;_this21._currentAngleMeasurement.targetWireVisible=false;_this21._currentAngleMeasurement.targetVisible=false;_this21._currentAngleMeasurement.angleVisible=false;_this21._currentAngleMeasurement.origin.entity=hoveredEntity;_this21._mouseState=MOUSE_FINDING_CORNER;_this21.angleMeasurementsPlugin.fire("measurementStart",_this21._currentAngleMeasurement);}break;case MOUSE_FINDING_CORNER:if(mouseHovering){_this21._currentAngleMeasurement.targetWireVisible=false;_this21._currentAngleMeasurement.targetVisible=true;_this21._currentAngleMeasurement.angleVisible=true;_this21._currentAngleMeasurement.corner.entity=hoveredEntity;_this21._mouseState=MOUSE_FINDING_TARGET;}else{if(_this21._currentAngleMeasurement){_this21._currentAngleMeasurement.destroy();_this21._currentAngleMeasurement=null;hoveredEntity=null;_this21._mouseState=MOUSE_FINDING_ORIGIN;_this21.angleMeasurementsPlugin.fire("measurementCancel",_this21._currentAngleMeasurement);}}break;case MOUSE_FINDING_TARGET:if(mouseHovering){_this21._currentAngleMeasurement.targetVisible=true;_this21._currentAngleMeasurement.angleVisible=true;_this21._currentAngleMeasurement.target.entity=hoveredEntity;_this21._currentAngleMeasurement.clickable=true;hoveredEntity=null;_this21.angleMeasurementsPlugin.fire("measurementEnd",_this21._currentAngleMeasurement);_this21._currentAngleMeasurement=null;_this21._mouseState=MOUSE_FINDING_ORIGIN;}else{if(_this21._currentAngleMeasurement){_this21._currentAngleMeasurement.destroy();_this21._currentAngleMeasurement=null;hoveredEntity=null;_this21._mouseState=MOUSE_FINDING_ORIGIN;_this21.angleMeasurementsPlugin.fire("measurementCancel",_this21._currentAngleMeasurement);}}break;}});var hoverOff=function hoverOff(event){mouseHovering=false;if(pointerLens){pointerLens.visible=true;pointerLens.pointerPos=event.canvasPos;pointerLens.snappedCanvasPos=event.snappedCanvasPos||event.canvasPos;pointerLens.snapped=false;}_this21.markerDiv.style.left="-100px";_this21.markerDiv.style.top="-100px";if(_this21._currentAngleMeasurement){switch(_this21._mouseState){case MOUSE_FINDING_ORIGIN:_this21._currentAngleMeasurement.originVisible=false;break;case MOUSE_FINDING_CORNER:_this21._currentAngleMeasurement.cornerVisible=false;_this21._currentAngleMeasurement.originWireVisible=false;_this21._currentAngleMeasurement.targetVisible=false;_this21._currentAngleMeasurement.targetWireVisible=false;_this21._currentAngleMeasurement.angleVisible=false;break;case MOUSE_FINDING_TARGET:_this21._currentAngleMeasurement.targetVisible=false;_this21._currentAngleMeasurement.targetWireVisible=false;_this21._currentAngleMeasurement.angleVisible=false;break;}canvas.style.cursor="default";}};this._onHoverSnapOrSurfaceOff=cameraControl.on("hoverSnapOrSurfaceOff",function(e){if(_this21._snapping)hoverOff(e);});this._onHoverOff=cameraControl.on("hoverOff",function(e){if(!_this21._snapping)hoverOff(e);});this._active=true;}/**
      * Deactivates this AngleMeasurementsMouseControl, making it unresponsive to input.
      *
      * Destroys any {@link AngleMeasurement} under construction by this AngleMeasurementsMouseControl.
@@ -18604,7 +18604,7 @@ var defaultColorTexture=new SceneModelTexture({id:DEFAULT_COLOR_TEXTURE_ID,textu
      * Gets the SceneModel's local modeling rotation transform matrix.
      *
      * @type {Number[]}
-     */,set:function set(value){this._matrix.set(value||DEFAULT_MATRIX);math.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrix);math.conjugateQuaternion(this._quaternion,this._conjugateQuaternion);math.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrixConjugate);this._matrix.set(this._worldRotationMatrix);math.translateMat4v(this._position,this._matrix);this._matrixDirty=false;this._setWorldMatrixDirty();this._sceneModelDirty();this.glRedraw();}},{key:"rotationMatrix",get:function get(){this._rebuildMatrices();return this._worldRotationMatrix;}},{key:"_rebuildMatrices",value:function _rebuildMatrices(){if(this._matrixDirty){math.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrix);math.conjugateQuaternion(this._quaternion,this._conjugateQuaternion);math.quaternionToRotationMat4(this._conjugateQuaternion,this._worldRotationMatrixConjugate);math.scaleMat4v(this._scale,this._worldRotationMatrix);math.scaleMat4v(this._scale,this._worldRotationMatrixConjugate);this._matrix.set(this._worldRotationMatrix);math.translateMat4v(this._position,this._matrix);this._matrixDirty=false;this._viewMatrixDirty=true;}}/**
+     */,set:function set(value){this._matrix.set(value||DEFAULT_MATRIX);math.decomposeMat4(this._matrix,this._position,this._quaternion,this._scale);this._matrixDirty=false;this._setWorldMatrixDirty();this._sceneModelDirty();this.glRedraw();}},{key:"rotationMatrix",get:function get(){this._rebuildMatrices();return this._worldRotationMatrix;}},{key:"_rebuildMatrices",value:function _rebuildMatrices(){if(this._matrixDirty){math.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrix);math.conjugateQuaternion(this._quaternion,this._conjugateQuaternion);math.quaternionToRotationMat4(this._conjugateQuaternion,this._worldRotationMatrixConjugate);math.scaleMat4v(this._scale,this._worldRotationMatrix);math.scaleMat4v(this._scale,this._worldRotationMatrixConjugate);this._matrix.set(this._worldRotationMatrix);math.translateMat4v(this._position,this._matrix);this._matrixDirty=false;this._viewMatrixDirty=true;}}/**
      * Gets the conjugate of the SceneModel's local modeling rotation transform matrix.
      *
      * This is used for RTC view matrix management in renderers.
@@ -19970,7 +19970,7 @@ this._originDot.setVisible(this._visible&&this._originVisible);this._targetDot.s
      * @returns {*}
      */function get(){return this._snapping;}/**
      * Activates this DistanceMeasurementsMouseControl, ready to respond to input.
-     */,set:function set(snapping){this._snapping=snapping;}},{key:"activate",value:function activate(){var _this88=this;if(this._active){return;}if(!this._markerDiv){this._initMarkerDiv();}this.fire("activated",true);var distanceMeasurementsPlugin=this.distanceMeasurementsPlugin;var scene=this.scene;var cameraControl=distanceMeasurementsPlugin.viewer.cameraControl;var canvas=scene.canvas.canvas;scene.input;var mouseHovering=false;var pointerWorldPos=math.vec3();var pointerCanvasPos=math.vec2();var pointerDownCanvasX;var pointerDownCanvasY;var clickTolerance=20;var hoveredEntity=null;this._mouseState=MOUSE_FIRST_CLICK_EXPECTED;var getTop=function getTop(el){return el.offsetTop+(el.offsetParent&&el.offsetParent!==canvas.parentNode&&getTop(el.offsetParent));};var getLeft=function getLeft(el){return el.offsetLeft+(el.offsetParent&&el.offsetParent!==canvas.parentNode&&getLeft(el.offsetParent));};var pagePos=math.vec2();var hoverOn=function hoverOn(event){var canvasPos=event.snappedCanvasPos||event.canvasPos;mouseHovering=true;pointerWorldPos.set(event.worldPos);pointerCanvasPos.set(event.canvasPos);if(_this88._mouseState===MOUSE_FIRST_CLICK_EXPECTED){if(_this88._canvasToPagePos){_this88._canvasToPagePos(canvas,canvasPos,pagePos);_this88._markerDiv.style.left="".concat(pagePos[0]-5,"px");_this88._markerDiv.style.top="".concat(pagePos[1]-5,"px");}else{_this88._markerDiv.style.left="".concat(getLeft(canvas)+canvasPos[0]-5,"px");_this88._markerDiv.style.top="".concat(getTop(canvas)+canvasPos[1]-5,"px");}_this88._markerDiv.style.background="pink";if(event.snappedToVertex||event.snappedToEdge){if(_this88.pointerLens){_this88.pointerLens.visible=true;_this88.pointerLens.canvasPos=event.canvasPos;_this88.pointerLens.snappedCanvasPos=event.snappedCanvasPos||event.canvasPos;_this88.pointerLens.snapped=true;}_this88._markerDiv.style.background="greenyellow";_this88._markerDiv.style.border="2px solid green";}else{if(_this88.pointerLens){_this88.pointerLens.visible=true;_this88.pointerLens.canvasPos=event.canvasPos;_this88.pointerLens.snappedCanvasPos=event.canvasPos;_this88.pointerLens.snapped=false;}_this88._markerDiv.style.background="pink";_this88._markerDiv.style.border="2px solid red";}hoveredEntity=event.entity;}else{_this88._markerDiv.style.left="-10000px";_this88._markerDiv.style.top="-10000px";}canvas.style.cursor="pointer";if(_this88._currentDistanceMeasurement){_this88._currentDistanceMeasurement.wireVisible=_this88._currentDistanceMeasurementInitState.wireVisible;_this88._currentDistanceMeasurement.axisVisible=_this88._currentDistanceMeasurementInitState.axisVisible&&_this88.distanceMeasurementsPlugin.defaultAxisVisible;_this88._currentDistanceMeasurement.xAxisVisible=_this88._currentDistanceMeasurementInitState.xAxisVisible&&_this88.distanceMeasurementsPlugin.defaultXAxisVisible;_this88._currentDistanceMeasurement.yAxisVisible=_this88._currentDistanceMeasurementInitState.yAxisVisible&&_this88.distanceMeasurementsPlugin.defaultYAxisVisible;_this88._currentDistanceMeasurement.zAxisVisible=_this88._currentDistanceMeasurementInitState.zAxisVisible&&_this88.distanceMeasurementsPlugin.defaultZAxisVisible;_this88._currentDistanceMeasurement.targetVisible=_this88._currentDistanceMeasurementInitState.targetVisible;_this88._currentDistanceMeasurement.target.worldPos=pointerWorldPos.slice();_this88._markerDiv.style.left="-10000px";_this88._markerDiv.style.top="-10000px";}};this._onHoverSnapOrSurface=cameraControl.on("hoverSnapOrSurface",function(e){if(_this88._snapping)hoverOn(e);});this._onHoverSurface=cameraControl.on("hoverSurface",function(e){if(!_this88._snapping)hoverOn(e);});canvas.addEventListener('mousedown',this._onMouseDown=function(e){if(e.which!==1){return;}pointerDownCanvasX=e.clientX;pointerDownCanvasY=e.clientY;});canvas.addEventListener("mouseup",this._onMouseUp=function(e){if(e.which!==1){return;}if(e.clientX>pointerDownCanvasX+clickTolerance||e.clientX<pointerDownCanvasX-clickTolerance||e.clientY>pointerDownCanvasY+clickTolerance||e.clientY<pointerDownCanvasY-clickTolerance){return;}if(_this88._currentDistanceMeasurement){if(mouseHovering){_this88._currentDistanceMeasurement.target.entity=hoveredEntity;hoveredEntity=null;_this88._currentDistanceMeasurement.clickable=true;_this88.distanceMeasurementsPlugin.fire("measurementEnd",_this88._currentDistanceMeasurement);_this88._currentDistanceMeasurement=null;}else{_this88._currentDistanceMeasurement.destroy();_this88.distanceMeasurementsPlugin.fire("measurementCancel",_this88._currentDistanceMeasurement);_this88._currentDistanceMeasurement=null;hoveredEntity=null;}}else{if(mouseHovering){_this88._currentDistanceMeasurement=distanceMeasurementsPlugin.createMeasurement({id:math.createUUID(),origin:{worldPos:pointerWorldPos.slice(),entity:hoveredEntity},target:{worldPos:pointerWorldPos.slice(),entity:hoveredEntity},approximate:true});_this88._currentDistanceMeasurementInitState.axisVisible=_this88._currentDistanceMeasurement.axisVisible&&_this88.distanceMeasurementsPlugin.defaultAxisVisible;_this88._currentDistanceMeasurementInitState.xAxisVisible=_this88._currentDistanceMeasurement.xAxisVisible&&_this88.distanceMeasurementsPlugin.defaultXAxisVisible;_this88._currentDistanceMeasurementInitState.yAxisVisible=_this88._currentDistanceMeasurement.yAxisVisible&&_this88.distanceMeasurementsPlugin.defaultYAxisVisible;_this88._currentDistanceMeasurementInitState.zAxisVisible=_this88._currentDistanceMeasurement.zAxisVisible&&_this88.distanceMeasurementsPlugin.defaultZAxisVisible;_this88._currentDistanceMeasurementInitState.wireVisible=_this88._currentDistanceMeasurement.wireVisible;_this88._currentDistanceMeasurementInitState.targetVisible=_this88._currentDistanceMeasurement.targetVisible;_this88._currentDistanceMeasurement.clickable=false;_this88._currentDistanceMeasurement.origin.entity=hoveredEntity;hoveredEntity=null;_this88.distanceMeasurementsPlugin.fire("measurementStart",_this88._currentDistanceMeasurement);}}});var hoverOff=function hoverOff(event){if(_this88.pointerLens){_this88.pointerLens.visible=true;_this88.pointerLens.canvasPos=event.canvasPos;_this88.pointerLens.snappedCanvasPos=event.snappedCanvasPos||event.canvasPos;}mouseHovering=false;_this88._markerDiv.style.left="-100px";_this88._markerDiv.style.top="-100px";if(_this88._currentDistanceMeasurement){_this88._currentDistanceMeasurement.wireVisible=false;_this88._currentDistanceMeasurement.targetVisible=false;_this88._currentDistanceMeasurement.axisVisible=false;}canvas.style.cursor="default";};this._onHoverSnapOrSurfaceOff=cameraControl.on("hoverSnapOrSurfaceOff",function(e){if(_this88._snapping)hoverOff(e);});this._onHoverOff=cameraControl.on("hoverOff",function(e){if(!_this88._snapping)hoverOff(e);});this._active=true;}/**
+     */,set:function set(snapping){this._snapping=snapping;}},{key:"activate",value:function activate(){var _this88=this;if(this._active){return;}if(!this._markerDiv){this._initMarkerDiv();}this.fire("activated",true);var distanceMeasurementsPlugin=this.distanceMeasurementsPlugin;var scene=this.scene;var cameraControl=distanceMeasurementsPlugin.viewer.cameraControl;var canvas=scene.canvas.canvas;scene.input;var mouseHovering=false;var pointerWorldPos=math.vec3();var pointerCanvasPos=math.vec2();var pointerDownCanvasX;var pointerDownCanvasY;var clickTolerance=20;var hoveredEntity=null;this._mouseState=MOUSE_FIRST_CLICK_EXPECTED;var pagePos=math.vec2();var hoverOn=function hoverOn(event){var canvasPos=event.snappedCanvasPos||event.canvasPos;mouseHovering=true;pointerWorldPos.set(event.worldPos);pointerCanvasPos.set(event.canvasPos);if(_this88._mouseState===MOUSE_FIRST_CLICK_EXPECTED){if(_this88._canvasToPagePos){_this88._canvasToPagePos(canvas,canvasPos,pagePos);_this88._markerDiv.style.left="".concat(pagePos[0]-5,"px");_this88._markerDiv.style.top="".concat(pagePos[1]-5,"px");}else{var markerPos=math.vec2(canvasPos);transformToNode(canvas,_this88._markerDiv.parentNode,markerPos);_this88._markerDiv.style.left="".concat(markerPos[0]-5,"px");_this88._markerDiv.style.top="".concat(markerPos[1]-5,"px");}_this88._markerDiv.style.background="pink";if(event.snappedToVertex||event.snappedToEdge){if(_this88.pointerLens){_this88.pointerLens.visible=true;_this88.pointerLens.canvasPos=event.canvasPos;_this88.pointerLens.snappedCanvasPos=event.snappedCanvasPos||event.canvasPos;_this88.pointerLens.snapped=true;}_this88._markerDiv.style.background="greenyellow";_this88._markerDiv.style.border="2px solid green";}else{if(_this88.pointerLens){_this88.pointerLens.visible=true;_this88.pointerLens.canvasPos=event.canvasPos;_this88.pointerLens.snappedCanvasPos=event.canvasPos;_this88.pointerLens.snapped=false;}_this88._markerDiv.style.background="pink";_this88._markerDiv.style.border="2px solid red";}hoveredEntity=event.entity;}else{_this88._markerDiv.style.left="-10000px";_this88._markerDiv.style.top="-10000px";}canvas.style.cursor="pointer";if(_this88._currentDistanceMeasurement){_this88._currentDistanceMeasurement.wireVisible=_this88._currentDistanceMeasurementInitState.wireVisible;_this88._currentDistanceMeasurement.axisVisible=_this88._currentDistanceMeasurementInitState.axisVisible&&_this88.distanceMeasurementsPlugin.defaultAxisVisible;_this88._currentDistanceMeasurement.xAxisVisible=_this88._currentDistanceMeasurementInitState.xAxisVisible&&_this88.distanceMeasurementsPlugin.defaultXAxisVisible;_this88._currentDistanceMeasurement.yAxisVisible=_this88._currentDistanceMeasurementInitState.yAxisVisible&&_this88.distanceMeasurementsPlugin.defaultYAxisVisible;_this88._currentDistanceMeasurement.zAxisVisible=_this88._currentDistanceMeasurementInitState.zAxisVisible&&_this88.distanceMeasurementsPlugin.defaultZAxisVisible;_this88._currentDistanceMeasurement.targetVisible=_this88._currentDistanceMeasurementInitState.targetVisible;_this88._currentDistanceMeasurement.target.worldPos=pointerWorldPos.slice();_this88._markerDiv.style.left="-10000px";_this88._markerDiv.style.top="-10000px";}};this._onHoverSnapOrSurface=cameraControl.on("hoverSnapOrSurface",function(e){if(_this88._snapping)hoverOn(e);});this._onHoverSurface=cameraControl.on("hoverSurface",function(e){if(!_this88._snapping)hoverOn(e);});canvas.addEventListener('mousedown',this._onMouseDown=function(e){if(e.which!==1){return;}pointerDownCanvasX=e.clientX;pointerDownCanvasY=e.clientY;});canvas.addEventListener("mouseup",this._onMouseUp=function(e){if(e.which!==1){return;}if(e.clientX>pointerDownCanvasX+clickTolerance||e.clientX<pointerDownCanvasX-clickTolerance||e.clientY>pointerDownCanvasY+clickTolerance||e.clientY<pointerDownCanvasY-clickTolerance){return;}if(_this88._currentDistanceMeasurement){if(mouseHovering){_this88._currentDistanceMeasurement.target.entity=hoveredEntity;hoveredEntity=null;_this88._currentDistanceMeasurement.clickable=true;_this88.distanceMeasurementsPlugin.fire("measurementEnd",_this88._currentDistanceMeasurement);_this88._currentDistanceMeasurement=null;}else{_this88._currentDistanceMeasurement.destroy();_this88.distanceMeasurementsPlugin.fire("measurementCancel",_this88._currentDistanceMeasurement);_this88._currentDistanceMeasurement=null;hoveredEntity=null;}}else{if(mouseHovering){_this88._currentDistanceMeasurement=distanceMeasurementsPlugin.createMeasurement({id:math.createUUID(),origin:{worldPos:pointerWorldPos.slice(),entity:hoveredEntity},target:{worldPos:pointerWorldPos.slice(),entity:hoveredEntity},approximate:true});_this88._currentDistanceMeasurementInitState.axisVisible=_this88._currentDistanceMeasurement.axisVisible&&_this88.distanceMeasurementsPlugin.defaultAxisVisible;_this88._currentDistanceMeasurementInitState.xAxisVisible=_this88._currentDistanceMeasurement.xAxisVisible&&_this88.distanceMeasurementsPlugin.defaultXAxisVisible;_this88._currentDistanceMeasurementInitState.yAxisVisible=_this88._currentDistanceMeasurement.yAxisVisible&&_this88.distanceMeasurementsPlugin.defaultYAxisVisible;_this88._currentDistanceMeasurementInitState.zAxisVisible=_this88._currentDistanceMeasurement.zAxisVisible&&_this88.distanceMeasurementsPlugin.defaultZAxisVisible;_this88._currentDistanceMeasurementInitState.wireVisible=_this88._currentDistanceMeasurement.wireVisible;_this88._currentDistanceMeasurementInitState.targetVisible=_this88._currentDistanceMeasurement.targetVisible;_this88._currentDistanceMeasurement.clickable=false;_this88._currentDistanceMeasurement.origin.entity=hoveredEntity;hoveredEntity=null;_this88.distanceMeasurementsPlugin.fire("measurementStart",_this88._currentDistanceMeasurement);}}});var hoverOff=function hoverOff(event){if(_this88.pointerLens){_this88.pointerLens.visible=true;_this88.pointerLens.canvasPos=event.canvasPos;_this88.pointerLens.snappedCanvasPos=event.snappedCanvasPos||event.canvasPos;}mouseHovering=false;_this88._markerDiv.style.left="-100px";_this88._markerDiv.style.top="-100px";if(_this88._currentDistanceMeasurement){_this88._currentDistanceMeasurement.wireVisible=false;_this88._currentDistanceMeasurement.targetVisible=false;_this88._currentDistanceMeasurement.axisVisible=false;}canvas.style.cursor="default";};this._onHoverSnapOrSurfaceOff=cameraControl.on("hoverSnapOrSurfaceOff",function(e){if(_this88._snapping)hoverOff(e);});this._onHoverOff=cameraControl.on("hoverOff",function(e){if(!_this88._snapping)hoverOff(e);});this._active=true;}/**
      * Deactivates this DistanceMeasurementsMouseControl, making it unresponsive to input.
      *
      * Destroys any {@link DistanceMeasurement} under construction by this DistanceMeasurementsMouseControl.
@@ -24422,15 +24422,15 @@ if(metaModelData.propertySets){for(var _i489=0,_len94=metaModelData.propertySets
 propertySetData.properties=[];}var propertySet=metaScene.propertySets[propertySetData.id];if(!propertySet){propertySet=new PropertySet({id:propertySetData.id,originalSystemId:propertySetData.originalSystemId||propertySetData.id,type:propertySetData.type,name:propertySetData.name,properties:propertySetData.properties});metaScene.propertySets[propertySet.id]=propertySet;}propertySet.metaModels.push(this);this.propertySets.push(propertySet);}}if(metaModelData.metaObjects){for(var _i490=0,_len95=metaModelData.metaObjects.length;_i490<_len95;_i490++){var metaObjectData=metaModelData.metaObjects[_i490];var id=metaObjectData.id;var metaObject=metaScene.metaObjects[id];if(!metaObject){var type=metaObjectData.type;var originalSystemId=metaObjectData.originalSystemId;var propertySetIds=metaObjectData.propertySets||metaObjectData.propertySetIds;metaObject=new MetaObject({id:id,originalSystemId:originalSystemId,parentId:metaObjectData.parent,type:type,name:metaObjectData.name,attributes:metaObjectData.attributes,propertySetIds:propertySetIds,external:metaObjectData.external});this.metaScene.metaObjects[id]=metaObject;metaObject.metaModels=[];}this.metaObjects[id]=metaObject;if(!metaObjectData.parent){this.rootMetaObjects.push(metaObject);metaScene.rootMetaObjects[id]=metaObject;}}}}},{key:"_decompressProperties",value:function _decompressProperties(propertyLookup,properties){var propsNotFound=[];for(var _i491=0,len=properties.length;_i491<len;_i491++){var property=properties[_i491];if(Number.isInteger(property)){var lookupProperty=propertyLookup[property];if(lookupProperty){properties[_i491]=lookupProperty;}else{propsNotFound.push(property);}}}if(propsNotFound.length>0){console.error("[MetaModel._decompressProperties] Properties not found: ".concat(propsNotFound));}}},{key:"finalize",value:function finalize(){if(this.finalized){throw"MetaScene already finalized - can't re-finalize";}// Re-link MetaScene's entire MetaObject parent/child hierarchy
 var metaScene=this.metaScene;for(var objectId in metaScene.metaObjects){var metaObject=metaScene.metaObjects[objectId];if(metaObject.children){metaObject.children=[];}// Re-link each MetaObject's property sets
 if(metaObject.propertySets){metaObject.propertySets=[];}if(metaObject.propertySetIds){for(var _i492=0,len=metaObject.propertySetIds.length;_i492<len;_i492++){var propertySetId=metaObject.propertySetIds[_i492];var propertySet=metaScene.propertySets[propertySetId];metaObject.propertySets.push(propertySet);}}}for(var _objectId in metaScene.metaObjects){var _metaObject3=metaScene.metaObjects[_objectId];if(_metaObject3.parentId){var parentMetaObject=metaScene.metaObjects[_metaObject3.parentId];if(parentMetaObject){_metaObject3.parent=parentMetaObject;(parentMetaObject.children||(parentMetaObject.children=[])).push(_metaObject3);}}}// Relink MetaObjects to their MetaModels
-for(var _objectId2 in metaScene.metaObjects){var _metaObject4=metaScene.metaObjects[_objectId2];_metaObject4.metaModels=[];}for(var modelId in metaScene.metaModels){var metaModel=metaScene.metaModels[modelId];for(var _i493=0,_len96=metaModel.metaObjects.length;_i493<_len96;_i493++){var _metaObject5=metaModel.metaObjects[_i493];_metaObject5.metaModels.push(metaModel);}}// Rebuild MetaScene's MetaObjects-by-type lookup
-metaScene.metaObjectsByType={};for(var _objectId3 in metaScene.metaObjects){var _metaObject6=metaScene.metaObjects[_objectId3];var type=_metaObject6.type;(metaScene.metaObjectsByType[type]||(metaScene.metaObjectsByType[type]={}))[_objectId3]=_metaObject6;}// Decompress properties
-if(this.propertySets){for(var _i494=0,_len97=this.propertySets.length;_i494<_len97;_i494++){var _propertySet=this.propertySets[_i494];this._decompressProperties(this._propertyLookup,_propertySet.properties);}}this._propertyLookup=[];this.finalized=true;this.metaScene.fire("metaModelCreated",this.id);}/**
+for(var _objectId2 in metaScene.metaObjects){var _metaObject4=metaScene.metaObjects[_objectId2];_metaObject4.metaModels=[];}for(var modelId in metaScene.metaModels){var metaModel=metaScene.metaModels[modelId];for(var _objectId3 in metaModel.metaObjects){var _metaObject5=metaModel.metaObjects[_objectId3];_metaObject5.metaModels.push(metaModel);}}// Rebuild MetaScene's MetaObjects-by-type lookup
+metaScene.metaObjectsByType={};for(var _objectId4 in metaScene.metaObjects){var _metaObject6=metaScene.metaObjects[_objectId4];var type=_metaObject6.type;(metaScene.metaObjectsByType[type]||(metaScene.metaObjectsByType[type]={}))[_objectId4]=_metaObject6;}// Decompress properties
+if(this.propertySets){for(var _i493=0,_len96=this.propertySets.length;_i493<_len96;_i493++){var _propertySet=this.propertySets[_i493];this._decompressProperties(this._propertyLookup,_propertySet.properties);}}this._propertyLookup=[];this.finalized=true;this.metaScene.fire("metaModelCreated",this.id);}/**
      * Gets this MetaModel as JSON.
      * @returns {{schema: (String|string|*), createdAt: (String|string|*), metaObjects: *[], author: (String|string|*), id: (String|Number|string|number|*), creatingApplication: (String|string|*), projectId: (String|Number|string|number|*), propertySets: *[]}}
-     */},{key:"getJSON",value:function getJSON(){var json={id:this.id,projectId:this.projectId,author:this.author,createdAt:this.createdAt,schema:this.schema,creatingApplication:this.creatingApplication,metaObjects:[],propertySets:[]};var metaObjectsList=Object.values(this.metaObjects);for(var _i495=0,len=metaObjectsList.length;_i495<len;_i495++){var metaObject=metaObjectsList[_i495];var metaObjectCfg={id:metaObject.id,originalSystemId:metaObject.originalSystemId,extId:metaObject.extId,type:metaObject.type,name:metaObject.name};if(metaObject.parent){metaObjectCfg.parent=metaObject.parent.id;}if(metaObject.attributes){metaObjectCfg.attributes=metaObject.attributes;}if(metaObject.propertySetIds){metaObjectCfg.propertySetIds=metaObject.propertySetIds;}json.metaObjects.push(metaObjectCfg);}for(var _i496=0,_len98=this.propertySets.length;_i496<_len98;_i496++){var propertySet=this.propertySets[_i496];var propertySetCfg={id:propertySet.id,originalSystemId:propertySet.originalSystemId,extId:propertySet.extId,type:propertySet.type,name:propertySet.name,propertyies:[]};for(var j=0,lenj=propertySet.properties.length;j<lenj;j++){var property=propertySet.properties[j];var propertyCfg={id:property.id,description:property.description,type:property.type,name:property.name,value:property.value,valueType:property.valueType};propertySetCfg.properties.push(propertyCfg);}json.propertySets.push(propertySetCfg);}return json;}},{key:"_globalizeIDs",value:function _globalizeIDs(metaModelData,options){var globalize=!!options.globalizeObjectIds;if(metaModelData.metaObjects){for(var _i497=0,len=metaModelData.metaObjects.length;_i497<len;_i497++){var metaObjectData=metaModelData.metaObjects[_i497];// Globalize MetaObject IDs and parent IDs
+     */},{key:"getJSON",value:function getJSON(){var json={id:this.id,projectId:this.projectId,author:this.author,createdAt:this.createdAt,schema:this.schema,creatingApplication:this.creatingApplication,metaObjects:[],propertySets:[]};var metaObjectsList=Object.values(this.metaObjects);for(var _i494=0,len=metaObjectsList.length;_i494<len;_i494++){var metaObject=metaObjectsList[_i494];var metaObjectCfg={id:metaObject.id,originalSystemId:metaObject.originalSystemId,extId:metaObject.extId,type:metaObject.type,name:metaObject.name};if(metaObject.parent){metaObjectCfg.parent=metaObject.parent.id;}if(metaObject.attributes){metaObjectCfg.attributes=metaObject.attributes;}if(metaObject.propertySetIds){metaObjectCfg.propertySetIds=metaObject.propertySetIds;}json.metaObjects.push(metaObjectCfg);}for(var _i495=0,_len97=this.propertySets.length;_i495<_len97;_i495++){var propertySet=this.propertySets[_i495];var propertySetCfg={id:propertySet.id,originalSystemId:propertySet.originalSystemId,extId:propertySet.extId,type:propertySet.type,name:propertySet.name,propertyies:[]};for(var j=0,lenj=propertySet.properties.length;j<lenj;j++){var property=propertySet.properties[j];var propertyCfg={id:property.id,description:property.description,type:property.type,name:property.name,value:property.value,valueType:property.valueType};propertySetCfg.properties.push(propertyCfg);}json.propertySets.push(propertySetCfg);}return json;}},{key:"_globalizeIDs",value:function _globalizeIDs(metaModelData,options){var globalize=!!options.globalizeObjectIds;if(metaModelData.metaObjects){for(var _i496=0,len=metaModelData.metaObjects.length;_i496<len;_i496++){var metaObjectData=metaModelData.metaObjects[_i496];// Globalize MetaObject IDs and parent IDs
 metaObjectData.originalSystemId=metaObjectData.id;if(metaObjectData.parent){metaObjectData.originalParentSystemId=metaObjectData.parent;}if(globalize){metaObjectData.id=math.globalizeObjectId(this.id,metaObjectData.id);if(metaObjectData.parent){metaObjectData.parent=math.globalizeObjectId(this.id,metaObjectData.parent);}}// Globalize MetaObject property set IDs
 if(globalize){var propertySetIds=metaObjectData.propertySetIds;if(propertySetIds){var propertySetGlobalIds=[];for(var j=0,lenj=propertySetIds.length;j<lenj;j++){propertySetGlobalIds.push(math.globalizeObjectId(this.id,propertySetIds[j]));}metaObjectData.propertySetIds=propertySetGlobalIds;metaObjectData.originalSystemPropertySetIds=propertySetIds;}}else{metaObjectData.originalSystemPropertySetIds=metaObjectData.propertySetIds;}}}// Globalize global PropertySet IDs
-if(metaModelData.propertySets){for(var _i498=0,_len99=metaModelData.propertySets.length;_i498<_len99;_i498++){var propertySet=metaModelData.propertySets[_i498];propertySet.originalSystemId=propertySet.id;if(globalize){propertySet.id=math.globalizeObjectId(this.id,propertySet.id);}}}}}]);return MetaModel;}();/**
+if(metaModelData.propertySets){for(var _i497=0,_len98=metaModelData.propertySets.length;_i497<_len98;_i497++){var propertySet=metaModelData.propertySets[_i497];propertySet.originalSystemId=propertySet.id;if(globalize){propertySet.id=math.globalizeObjectId(this.id,propertySet.id);}}}}}]);return MetaModel;}();/**
  * @desc Metadata corresponding to a {@link Scene}.
  *
  * * Located in {@link Viewer#metaScene}.
@@ -24479,7 +24479,7 @@ if(metaModelData.propertySets){for(var _i498=0,_len99=metaModelData.propertySets
      *
      * @param {String} event Event name
      * @param {Object} value Event parameters
-     */},{key:"fire",value:function fire(event,value){var subs=this._eventSubs[event];if(subs){for(var _i499=0,len=subs.length;_i499<len;_i499++){subs[_i499](value);}}}/**
+     */},{key:"fire",value:function fire(event,value){var subs=this._eventSubs[event];if(subs){for(var _i498=0,len=subs.length;_i498<len;_i498++){subs[_i498](value);}}}/**
      * Unsubscribes from an event fired at this Viewer.
      * @param event
      */},{key:"off",value:function off(event){// TODO
@@ -24508,13 +24508,13 @@ metaScene:this,id:modelId,projectId:metaModelData.projectId||"none",revisionId:m
      *
      * @param {String} metaModelId ID of the target {@link MetaModel}.
      */},{key:"destroyMetaModel",value:function destroyMetaModel(metaModelId){var metaModel=this.metaModels[metaModelId];if(!metaModel){return;}// Remove global PropertySets
-if(metaModel.propertySets){for(var _i500=0,len=metaModel.propertySets.length;_i500<len;_i500++){var propertySet=metaModel.propertySets[_i500];if(propertySet.metaModels.length===1&&propertySet.metaModels[0].id===metaModelId){// Property set owned only by this model, delete
+if(metaModel.propertySets){for(var _i499=0,len=metaModel.propertySets.length;_i499<len;_i499++){var propertySet=metaModel.propertySets[_i499];if(propertySet.metaModels.length===1&&propertySet.metaModels[0].id===metaModelId){// Property set owned only by this model, delete
 delete this.propertySets[propertySet.id];}else{var newMetaModels=[];for(var j=0,lenj=propertySet.metaModels.length;j<lenj;j++){if(propertySet.metaModels[j].id!==metaModelId){newMetaModels.push(propertySet.metaModels[j]);}}propertySet.metaModels=newMetaModels;}}}// Remove MetaObjects
-if(metaModel.metaObjects){for(var _i501=0,_len100=metaModel.metaObjects.length;_i501<_len100;_i501++){var metaObject=metaModel.metaObjects[_i501];metaObject.type;var id=metaObject.id;if(metaObject.metaModels.length===1&&metaObject.metaModels[0].id===metaModelId){// MetaObject owned only by this model, delete
+if(metaModel.metaObjects){for(var _i500=0,_len99=metaModel.metaObjects.length;_i500<_len99;_i500++){var metaObject=metaModel.metaObjects[_i500];metaObject.type;var id=metaObject.id;if(metaObject.metaModels.length===1&&metaObject.metaModels[0].id===metaModelId){// MetaObject owned only by this model, delete
 delete this.metaObjects[id];if(!metaObject.parent){delete this.rootMetaObjects[id];}}}}// Re-link entire MetaObject parent/child hierarchy
 for(var objectId in this.metaObjects){var _metaObject7=this.metaObjects[objectId];if(_metaObject7.children){_metaObject7.children=[];}// Re-link each MetaObject's property sets
-if(_metaObject7.propertySets){_metaObject7.propertySets=[];}if(_metaObject7.propertySetIds){for(var _i502=0,_len101=_metaObject7.propertySetIds.length;_i502<_len101;_i502++){var propertySetId=_metaObject7.propertySetIds[_i502];var _propertySet2=this.propertySets[propertySetId];_metaObject7.propertySets.push(_propertySet2);}}}this.metaObjectsByType={};for(var _objectId4 in this.metaObjects){var _metaObject8=this.metaObjects[_objectId4];var type=_metaObject8.type;if(_metaObject8.children){_metaObject8.children=null;}(this.metaObjectsByType[type]||(this.metaObjectsByType[type]={}))[_objectId4]=_metaObject8;}for(var _objectId5 in this.metaObjects){var _metaObject9=this.metaObjects[_objectId5];if(_metaObject9.parentId){var parentMetaObject=this.metaObjects[_metaObject9.parentId];if(parentMetaObject){_metaObject9.parent=parentMetaObject;(parentMetaObject.children||(parentMetaObject.children=[])).push(_metaObject9);}}}delete this.metaModels[metaModelId];// Relink MetaObjects to their MetaModels
-for(var _objectId6 in this.metaObjects){var _metaObject10=this.metaObjects[_objectId6];_metaObject10.metaModels=[];}for(var modelId in this.metaModels){var _metaModel=this.metaModels[modelId];for(var _i503=0,_len102=_metaModel.metaObjects.length;_i503<_len102;_i503++){var _metaObject11=_metaModel.metaObjects[_i503];_metaObject11.metaModels.push(_metaModel);}}this.fire("metaModelDestroyed",metaModelId);}/**
+if(_metaObject7.propertySets){_metaObject7.propertySets=[];}if(_metaObject7.propertySetIds){for(var _i501=0,_len100=_metaObject7.propertySetIds.length;_i501<_len100;_i501++){var propertySetId=_metaObject7.propertySetIds[_i501];var _propertySet2=this.propertySets[propertySetId];_metaObject7.propertySets.push(_propertySet2);}}}this.metaObjectsByType={};for(var _objectId5 in this.metaObjects){var _metaObject8=this.metaObjects[_objectId5];var type=_metaObject8.type;if(_metaObject8.children){_metaObject8.children=null;}(this.metaObjectsByType[type]||(this.metaObjectsByType[type]={}))[_objectId5]=_metaObject8;}for(var _objectId6 in this.metaObjects){var _metaObject9=this.metaObjects[_objectId6];if(_metaObject9.parentId){var parentMetaObject=this.metaObjects[_metaObject9.parentId];if(parentMetaObject){_metaObject9.parent=parentMetaObject;(parentMetaObject.children||(parentMetaObject.children=[])).push(_metaObject9);}}}delete this.metaModels[metaModelId];// Relink MetaObjects to their MetaModels
+for(var _objectId7 in this.metaObjects){var _metaObject10=this.metaObjects[_objectId7];_metaObject10.metaModels=[];}for(var modelId in this.metaModels){var _metaModel=this.metaModels[modelId];for(var _i502=0,_len101=_metaModel.metaObjects.length;_i502<_len101;_i502++){var _metaObject11=_metaModel.metaObjects[_i502];_metaObject11.metaModels.push(_metaModel);}}this.fire("metaModelDestroyed",metaModelId);}/**
      * Gets the {@link MetaObject#id}s of the {@link MetaObject}s that have the given {@link MetaObject#type}.
      *
      * @param {String} type The type.
@@ -24978,7 +24978,7 @@ doublePickFlyTo:true});this._plugins=[];/**
      *
      * @param {String} event Event name
      * @param {Object} value Event parameters
-     */},{key:"fire",value:function fire(event,value){var subs=this._eventSubs[event];if(subs){for(var _i504=0,len=subs.length;_i504<len;_i504++){subs[_i504](value);}}}/**
+     */},{key:"fire",value:function fire(event,value){var subs=this._eventSubs[event];if(subs){for(var _i503=0,len=subs.length;_i503<len;_i503++){subs[_i503](value);}}}/**
      * Unsubscribes from an event fired at this Viewer.
      * @param event
      */},{key:"off",value:function off(event){// TODO
@@ -24998,12 +24998,12 @@ doublePickFlyTo:true});this._plugins=[];/**
      * Uninstalls a Plugin, clearing content from it first.
      *
      * @private
-     */},{key:"removePlugin",value:function removePlugin(plugin){for(var _i505=0,len=this._plugins.length;_i505<len;_i505++){var _p2=this._plugins[_i505];if(_p2===plugin){if(_p2.clear){_p2.clear();}this._plugins.splice(_i505,1);return;}}}/**
+     */},{key:"removePlugin",value:function removePlugin(plugin){for(var _i504=0,len=this._plugins.length;_i504<len;_i504++){var _p2=this._plugins[_i504];if(_p2===plugin){if(_p2.clear){_p2.clear();}this._plugins.splice(_i504,1);return;}}}/**
      * Sends a message to installed Plugins.
      *
      * The message can optionally be accompanied by a value.
      * @private
-     */},{key:"sendToPlugins",value:function sendToPlugins(name,value){for(var _i506=0,len=this._plugins.length;_i506<len;_i506++){var _p3=this._plugins[_i506];if(_p3.send){_p3.send(name,value);}}}/**
+     */},{key:"sendToPlugins",value:function sendToPlugins(name,value){for(var _i505=0,len=this._plugins.length;_i505<len;_i505++){var _p3=this._plugins[_i505];if(_p3.send){_p3.send(name,value);}}}/**
      * @private
      * @deprecated
      */},{key:"clear",value:function clear(){throw"Viewer#clear() no longer implemented - use '#sendToPlugins(\"clear\") instead";}/**
@@ -25034,7 +25034,7 @@ doublePickFlyTo:true});this._plugins=[];/**
      * @param {Boolean} [params.includeGizmos=false] When true, will include gizmos like {@link SectionPlane} in the snapshot.
      * @returns {String} String-encoded image data URI.
      */},{key:"getSnapshot",value:function getSnapshot(){var params=arguments.length>0&&arguments[0]!==undefined?arguments[0]:{};var needFinishSnapshot=!this._snapshotBegun;var resize=params.width!==undefined&&params.height!==undefined;var canvas=this.scene.canvas.canvas;var saveWidth=canvas.clientWidth;var saveHeight=canvas.clientHeight;var width=params.width?Math.floor(params.width):canvas.width;var height=params.height?Math.floor(params.height):canvas.height;if(resize){canvas.width=width;canvas.height=height;}if(!this._snapshotBegun){this.beginSnapshot({width:width,height:height});}if(!params.includeGizmos){this.sendToPlugins("snapshotStarting");// Tells plugins to hide things that shouldn't be in snapshot
-}var captured={};for(var _i507=0,len=this._plugins.length;_i507<len;_i507++){var plugin=this._plugins[_i507];if(plugin.getContainerElement){var container=plugin.getContainerElement();if(container!==document.body){if(!captured[container.id]){captured[container.id]=true;html2canvas(container).then(function(canvas){document.body.appendChild(canvas);});}}}}// firing "rendering" is necessary to trigger DTX{Lines,Triangles}Layer::_uploadDeferredFlags
+}var captured={};for(var _i506=0,len=this._plugins.length;_i506<len;_i506++){var plugin=this._plugins[_i506];if(plugin.getContainerElement){var container=plugin.getContainerElement();if(container!==document.body){if(!captured[container.id]){captured[container.id]=true;html2canvas(container).then(function(canvas){document.body.appendChild(canvas);});}}}}// firing "rendering" is necessary to trigger DTX{Lines,Triangles}Layer::_uploadDeferredFlags
 this.scene.fire("rendering",{},true);this.scene._renderer.renderSnapshot();var imageDataURI=this.scene._renderer.readSnapshot(params);if(resize){canvas.width=saveWidth;canvas.height=saveHeight;this.scene.glRedraw();}if(!params.includeGizmos){this.sendToPlugins("snapshotFinished");}if(needFinishSnapshot){this.endSnapshot();}return imageDataURI;}/**
      * Gets a snapshot of this Viewer's {@link Scene} as a Base64-encoded image which includes
      * the HTML elements created by various plugins.
@@ -25060,7 +25060,7 @@ this.scene.fire("rendering",{},true);this.scene._renderer.renderSnapshot();var i
      * @param {String} [params.format="jpeg"] Desired format; "jpeg", "png" or "bmp".
      * @param {Boolean} [params.includeGizmos=false] When true, will include gizmos like {@link SectionPlane} in the snapshot.
      * @returns {Promise} Promise which returns a string-encoded image data URI.
-     */},{key:"getSnapshotWithPlugins",value:function(){var _getSnapshotWithPlugins=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee(){var params,needFinishSnapshot,resize,canvas,saveWidth,saveHeight,snapshotWidth,snapshotHeight,snapshotCanvas,pluginToCapture,pluginContainerElements,_i508,len,plugin,containerElement,_i509,_len103,_containerElement,_scale6,off,format,_args=arguments;return _regeneratorRuntime().wrap(function _callee$(_context2){while(1){switch(_context2.prev=_context2.next){case 0:params=_args.length>0&&_args[0]!==undefined?_args[0]:{};// We use gl.readPixels to get the WebGL canvas snapshot in a new
+     */},{key:"getSnapshotWithPlugins",value:function(){var _getSnapshotWithPlugins=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee(){var params,needFinishSnapshot,resize,canvas,saveWidth,saveHeight,snapshotWidth,snapshotHeight,snapshotCanvas,pluginToCapture,pluginContainerElements,_i507,len,plugin,containerElement,_i508,_len102,_containerElement,_scale6,off,format,_args=arguments;return _regeneratorRuntime().wrap(function _callee$(_context2){while(1){switch(_context2.prev=_context2.next){case 0:params=_args.length>0&&_args[0]!==undefined?_args[0]:{};// We use gl.readPixels to get the WebGL canvas snapshot in a new
 // HTMLCanvas element, scaled to the target snapshot size, then
 // use html2canvas to render each plugin's container element into
 // that HTMLCanvas. Finally, we save the HTMLCanvas to a bitmap.
@@ -25070,25 +25070,25 @@ this.scene.fire("rendering",{},true);this.scene._renderer.renderSnapshot();var i
 // canvas ourselves, in order to allow the Viewer to render the
 // right amount of pixels, for a sharper image.
 needFinishSnapshot=!this._snapshotBegun;resize=params.width!==undefined&&params.height!==undefined;canvas=this.scene.canvas.canvas;saveWidth=canvas.clientWidth;saveHeight=canvas.clientHeight;snapshotWidth=params.width?Math.floor(params.width):canvas.width;snapshotHeight=params.height?Math.floor(params.height):canvas.height;if(resize){canvas.width=snapshotWidth;canvas.height=snapshotHeight;}if(!this._snapshotBegun){this.beginSnapshot();}if(!params.includeGizmos){this.sendToPlugins("snapshotStarting");// Tells plugins to hide things that shouldn't be in snapshot
-}this.scene._renderer.renderSnapshot();snapshotCanvas=this.scene._renderer.readSnapshotAsCanvas();if(resize){canvas.width=saveWidth;canvas.height=saveHeight;this.scene.glRedraw();}pluginToCapture={};pluginContainerElements=[];for(_i508=0,len=this._plugins.length;_i508<len;_i508++){// Find plugin container elements
-plugin=this._plugins[_i508];if(plugin.getContainerElement){containerElement=plugin.getContainerElement();if(containerElement!==document.body){if(!pluginToCapture[containerElement.id]){pluginToCapture[containerElement.id]=true;pluginContainerElements.push(containerElement);}}}}_i509=0,_len103=pluginContainerElements.length;case 18:if(!(_i509<_len103)){_context2.next=28;break;}_containerElement=pluginContainerElements[_i509];//only calculate the scale for first plugin
+}this.scene._renderer.renderSnapshot();snapshotCanvas=this.scene._renderer.readSnapshotAsCanvas();if(resize){canvas.width=saveWidth;canvas.height=saveHeight;this.scene.glRedraw();}pluginToCapture={};pluginContainerElements=[];for(_i507=0,len=this._plugins.length;_i507<len;_i507++){// Find plugin container elements
+plugin=this._plugins[_i507];if(plugin.getContainerElement){containerElement=plugin.getContainerElement();if(containerElement!==document.body){if(!pluginToCapture[containerElement.id]){pluginToCapture[containerElement.id]=true;pluginContainerElements.push(containerElement);}}}}_i508=0,_len102=pluginContainerElements.length;case 18:if(!(_i508<_len102)){_context2.next=28;break;}_containerElement=pluginContainerElements[_i508];//only calculate the scale for first plugin
 //for all others keep the scale 1 otherwise it will keep multiplying the scale with the base scale of canvas
 //resulting in increase/decreased size for the the canvas that is being overlapped
-_scale6=_i509==0?snapshotCanvas.width/_containerElement.clientWidth:1;off=math.vec2([0,0]);transformToNode(canvas,_containerElement,off);_context2.next=25;return html2canvas(_containerElement,{canvas:snapshotCanvas,backgroundColor:null,x:off[0],y:off[1],scale:_scale6});case 25:_i509++;_context2.next=18;break;case 28:if(!params.includeGizmos){this.sendToPlugins("snapshotFinished");}if(needFinishSnapshot){this.endSnapshot();}format=params.format||"png";if(format!=="jpeg"&&format!=="png"&&format!=="bmp"){console.error("Unsupported image format: '"+format+"' - supported types are 'jpeg', 'bmp' and 'png' - defaulting to 'png'");format="png";}if(!params.includeGizmos){this.sendToPlugins("snapshotFinished");}if(needFinishSnapshot){this.endSnapshot();}return _context2.abrupt("return",snapshotCanvas.toDataURL("image/".concat(format)));case 35:case"end":return _context2.stop();}}},_callee,this);}));function getSnapshotWithPlugins(){return _getSnapshotWithPlugins.apply(this,arguments);}return getSnapshotWithPlugins;}()/**
+_scale6=_i508==0?snapshotCanvas.width/_containerElement.clientWidth:1;off=math.vec2([0,0]);transformToNode(canvas,_containerElement,off);_context2.next=25;return html2canvas(_containerElement,{canvas:snapshotCanvas,backgroundColor:null,x:off[0],y:off[1],scale:_scale6});case 25:_i508++;_context2.next=18;break;case 28:if(!params.includeGizmos){this.sendToPlugins("snapshotFinished");}if(needFinishSnapshot){this.endSnapshot();}format=params.format||"png";if(format!=="jpeg"&&format!=="png"&&format!=="bmp"){console.error("Unsupported image format: '"+format+"' - supported types are 'jpeg', 'bmp' and 'png' - defaulting to 'png'");format="png";}if(!params.includeGizmos){this.sendToPlugins("snapshotFinished");}if(needFinishSnapshot){this.endSnapshot();}return _context2.abrupt("return",snapshotCanvas.toDataURL("image/".concat(format)));case 35:case"end":return _context2.stop();}}},_callee,this);}));function getSnapshotWithPlugins(){return _getSnapshotWithPlugins.apply(this,arguments);}return getSnapshotWithPlugins;}()/**
      * Exits snapshot mode.
      *
      * Switches rendering back to the main canvas.
      *
      */},{key:"endSnapshot",value:function endSnapshot(){if(!this._snapshotBegun){return;}this.scene._renderer.endSnapshot();this.scene._renderer.render({force:true});this._snapshotBegun=false;}/** Destroys this Viewer.
      */},{key:"destroy",value:function destroy(){var plugins=this._plugins.slice();// Array will modify as we delete plugins
-for(var _i510=0,len=plugins.length;_i510<len;_i510++){var plugin=plugins[_i510];plugin.destroy();}this.scene.destroy();}}]);return Viewer;}();function assert$5(condition,message){if(!condition){throw new Error(message||'loader assertion failed.');}}var isBrowser$4=Boolean((typeof process==="undefined"?"undefined":_typeof(process))!=='object'||String(process)!=='[object process]'||process.browser);var matches$1=typeof process!=='undefined'&&process.version&&/v([0-9]*)/.exec(process.version);matches$1&&parseFloat(matches$1[1])||0;var VERSION$9="3.2.6";function assert$4(condition,message){if(!condition){throw new Error(message||'loaders.gl assertion failed.');}}var globals$2={self:typeof self!=='undefined'&&self,window:typeof window!=='undefined'&&window,global:typeof global!=='undefined'&&global,document:typeof document!=='undefined'&&document};var global_=globals$2.global||globals$2.self||globals$2.window||{};var isBrowser$3=(typeof process==="undefined"?"undefined":_typeof(process))!=='object'||String(process)!=='[object process]'||process.browser;var isWorker=typeof importScripts==='function';var isMobile=typeof window!=='undefined'&&typeof window.orientation!=='undefined';var matches=typeof process!=='undefined'&&process.version&&/v([0-9]*)/.exec(process.version);matches&&parseFloat(matches[1])||0;function _defineProperty(obj,key,value){if(key in obj){Object.defineProperty(obj,key,{value:value,enumerable:true,configurable:true,writable:true});}else{obj[key]=value;}return obj;}var WorkerJob=/*#__PURE__*/function(){function WorkerJob(jobName,workerThread){var _this115=this;_classCallCheck(this,WorkerJob);_defineProperty(this,"name",void 0);_defineProperty(this,"workerThread",void 0);_defineProperty(this,"isRunning",true);_defineProperty(this,"result",void 0);_defineProperty(this,"_resolve",function(){});_defineProperty(this,"_reject",function(){});this.name=jobName;this.workerThread=workerThread;this.result=new Promise(function(resolve,reject){_this115._resolve=resolve;_this115._reject=reject;});}_createClass(WorkerJob,[{key:"postMessage",value:function postMessage(type,payload){this.workerThread.postMessage({source:'loaders.gl',type:type,payload:payload});}},{key:"done",value:function done(value){assert$4(this.isRunning);this.isRunning=false;this._resolve(value);}},{key:"error",value:function error(_error){assert$4(this.isRunning);this.isRunning=false;this._reject(_error);}}]);return WorkerJob;}();var Worker$1=/*#__PURE__*/_createClass(function Worker$1(){_classCallCheck(this,Worker$1);});var workerURLCache=new Map();function getLoadableWorkerURL(props){assert$4(props.source&&!props.url||!props.source&&props.url);var workerURL=workerURLCache.get(props.source||props.url);if(!workerURL){if(props.url){workerURL=getLoadableWorkerURLFromURL(props.url);workerURLCache.set(props.url,workerURL);}if(props.source){workerURL=getLoadableWorkerURLFromSource(props.source);workerURLCache.set(props.source,workerURL);}}assert$4(workerURL);return workerURL;}function getLoadableWorkerURLFromURL(url){if(!url.startsWith('http')){return url;}var workerSource=buildScriptSource(url);return getLoadableWorkerURLFromSource(workerSource);}function getLoadableWorkerURLFromSource(workerSource){var blob=new Blob([workerSource],{type:'application/javascript'});return URL.createObjectURL(blob);}function buildScriptSource(workerUrl){return"try {\n  importScripts('".concat(workerUrl,"');\n} catch (error) {\n  console.error(error);\n  throw error;\n}");}function getTransferList(object){var recursive=arguments.length>1&&arguments[1]!==undefined?arguments[1]:true;var transfers=arguments.length>2?arguments[2]:undefined;var transfersSet=transfers||new Set();if(!object);else if(isTransferable(object)){transfersSet.add(object);}else if(isTransferable(object.buffer)){transfersSet.add(object.buffer);}else if(ArrayBuffer.isView(object));else if(recursive&&_typeof(object)==='object'){for(var key in object){getTransferList(object[key],recursive,transfersSet);}}return transfers===undefined?Array.from(transfersSet):[];}function isTransferable(object){if(!object){return false;}if(object instanceof ArrayBuffer){return true;}if(typeof MessagePort!=='undefined'&&object instanceof MessagePort){return true;}if(typeof ImageBitmap!=='undefined'&&object instanceof ImageBitmap){return true;}if(typeof OffscreenCanvas!=='undefined'&&object instanceof OffscreenCanvas){return true;}return false;}var NOOP=function NOOP(){};var WorkerThread=/*#__PURE__*/function(){function WorkerThread(props){_classCallCheck(this,WorkerThread);_defineProperty(this,"name",void 0);_defineProperty(this,"source",void 0);_defineProperty(this,"url",void 0);_defineProperty(this,"terminated",false);_defineProperty(this,"worker",void 0);_defineProperty(this,"onMessage",void 0);_defineProperty(this,"onError",void 0);_defineProperty(this,"_loadableURL",'');var name=props.name,source=props.source,url=props.url;assert$4(source||url);this.name=name;this.source=source;this.url=url;this.onMessage=NOOP;this.onError=function(error){return console.log(error);};this.worker=isBrowser$3?this._createBrowserWorker():this._createNodeWorker();}_createClass(WorkerThread,[{key:"destroy",value:function destroy(){this.onMessage=NOOP;this.onError=NOOP;this.worker.terminate();this.terminated=true;}},{key:"isRunning",get:function get(){return Boolean(this.onMessage);}},{key:"postMessage",value:function postMessage(data,transferList){transferList=transferList||getTransferList(data);this.worker.postMessage(data,transferList);}},{key:"_getErrorFromErrorEvent",value:function _getErrorFromErrorEvent(event){var message='Failed to load ';message+="worker ".concat(this.name," from ").concat(this.url,". ");if(event.message){message+="".concat(event.message," in ");}if(event.lineno){message+=":".concat(event.lineno,":").concat(event.colno);}return new Error(message);}},{key:"_createBrowserWorker",value:function _createBrowserWorker(){var _this116=this;this._loadableURL=getLoadableWorkerURL({source:this.source,url:this.url});var worker=new Worker(this._loadableURL,{name:this.name});worker.onmessage=function(event){if(!event.data){_this116.onError(new Error('No data received'));}else{_this116.onMessage(event.data);}};worker.onerror=function(error){_this116.onError(_this116._getErrorFromErrorEvent(error));_this116.terminated=true;};worker.onmessageerror=function(event){return console.error(event);};return worker;}},{key:"_createNodeWorker",value:function _createNodeWorker(){var _this117=this;var worker;if(this.url){var absolute=this.url.includes(':/')||this.url.startsWith('/');var url=absolute?this.url:"./".concat(this.url);worker=new Worker$1(url,{eval:false});}else if(this.source){worker=new Worker$1(this.source,{eval:true});}else{throw new Error('no worker');}worker.on('message',function(data){_this117.onMessage(data);});worker.on('error',function(error){_this117.onError(error);});worker.on('exit',function(code){});return worker;}}],[{key:"isSupported",value:function isSupported(){return typeof Worker!=='undefined'&&isBrowser$3||_typeof(Worker$1)!==undefined;}}]);return WorkerThread;}();var WorkerPool=/*#__PURE__*/function(){function WorkerPool(props){_classCallCheck(this,WorkerPool);_defineProperty(this,"name",'unnamed');_defineProperty(this,"source",void 0);_defineProperty(this,"url",void 0);_defineProperty(this,"maxConcurrency",1);_defineProperty(this,"maxMobileConcurrency",1);_defineProperty(this,"onDebug",function(){});_defineProperty(this,"reuseWorkers",true);_defineProperty(this,"props",{});_defineProperty(this,"jobQueue",[]);_defineProperty(this,"idleQueue",[]);_defineProperty(this,"count",0);_defineProperty(this,"isDestroyed",false);this.source=props.source;this.url=props.url;this.setProps(props);}_createClass(WorkerPool,[{key:"destroy",value:function destroy(){this.idleQueue.forEach(function(worker){return worker.destroy();});this.isDestroyed=true;}},{key:"setProps",value:function setProps(props){this.props=_objectSpread(_objectSpread({},this.props),props);if(props.name!==undefined){this.name=props.name;}if(props.maxConcurrency!==undefined){this.maxConcurrency=props.maxConcurrency;}if(props.maxMobileConcurrency!==undefined){this.maxMobileConcurrency=props.maxMobileConcurrency;}if(props.reuseWorkers!==undefined){this.reuseWorkers=props.reuseWorkers;}if(props.onDebug!==undefined){this.onDebug=props.onDebug;}}},{key:"startJob",value:function(){var _startJob=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee2(name){var _this118=this;var onMessage,onError,startPromise,_args2=arguments;return _regeneratorRuntime().wrap(function _callee2$(_context3){while(1){switch(_context3.prev=_context3.next){case 0:onMessage=_args2.length>1&&_args2[1]!==undefined?_args2[1]:function(job,type,data){return job.done(data);};onError=_args2.length>2&&_args2[2]!==undefined?_args2[2]:function(job,error){return job.error(error);};startPromise=new 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loaderOptions=loader.options&&loader.options[loader.id]||{};var deprecatedOptions=loader.deprecatedOptions&&loader.deprecatedOptions[loader.id]||{};validateOptionsObject(idOptions,loader.id,loaderOptions,deprecatedOptions,loaders);}}catch(err){_iterator8.e(err);}finally{_iterator8.f();}}function validateOptionsObject(options,id,defaultOptions,deprecatedOptions,loaders){var loaderName=id||'Top level';var prefix=id?"".concat(id,"."):'';for(var key in options){var isSubOptions=!id&&isObject(options[key]);var isBaseUriOption=key==='baseUri'&&!id;var isWorkerUrlOption=key==='workerUrl'&&id;if(!(key in defaultOptions)&&!isBaseUriOption&&!isWorkerUrlOption){if(key in deprecatedOptions){probeLog.warn("".concat(loaderName," loader option '").concat(prefix).concat(key,"' no longer supported, use '").concat(deprecatedOptions[key],"'"))();}else if(!isSubOptions){var suggestion=findSimilarOption(key,loaders);probeLog.warn("".concat(loaderName," loader option '").concat(prefix).concat(key,"' not 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NullLog();}mergeNestedFields(mergedOptions,getGlobalLoaderOptions());mergeNestedFields(mergedOptions,options);return mergedOptions;}function mergeNestedFields(mergedOptions,options){for(var key in options){if(key in options){var value=options[key];if(isPureObject(value)&&isPureObject(mergedOptions[key])){mergedOptions[key]=_objectSpread(_objectSpread({},mergedOptions[key]),options[key]);}else{mergedOptions[key]=options[key];}}}}function addUrlOptions(options,url){if(url&&!('baseUri'in options)){options.baseUri=url;}}function isLoaderObject(loader){var _loader;if(!loader){return false;}if(Array.isArray(loader)){loader=loader[0];}var hasExtensions=Array.isArray((_loader=loader)===null||_loader===void 0?void 0:_loader.extensions);return hasExtensions;}function normalizeLoader(loader){var _loader2,_loader3;assert$5(loader,'null loader');assert$5(isLoaderObject(loader),'invalid loader');var 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x='__storage_test__';storage.setItem(x,x);storage.removeItem(x);return storage;}catch(e){return null;}}var LocalStorage=/*#__PURE__*/function(){function LocalStorage(id){_classCallCheck(this,LocalStorage);var defaultSettings=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};var type=arguments.length>2&&arguments[2]!==undefined?arguments[2]:'sessionStorage';_defineProperty(this,"storage",void 0);_defineProperty(this,"id",void 0);_defineProperty(this,"config",{});this.storage=getStorage(type);this.id=id;this.config={};Object.assign(this.config,defaultSettings);this._loadConfiguration();}_createClass(LocalStorage,[{key:"getConfiguration",value:function getConfiguration(){return this.config;}},{key:"setConfiguration",value:function setConfiguration(configuration){this.config={};return this.updateConfiguration(configuration);}},{key:"updateConfiguration",value:function updateConfiguration(configuration){Object.assign(this.config,configuration);if(this.storage){var serialized=JSON.stringify(this.config);this.storage.setItem(this.id,serialized);}return this;}},{key:"_loadConfiguration",value:function _loadConfiguration(){var configuration={};if(this.storage){var serializedConfiguration=this.storage.getItem(this.id);configuration=serializedConfiguration?JSON.parse(serializedConfiguration):{};}Object.assign(this.config,configuration);return this;}}]);return LocalStorage;}();function formatTime(ms){var formatted;if(ms<10){formatted="".concat(ms.toFixed(2),"ms");}else if(ms<100){formatted="".concat(ms.toFixed(1),"ms");}else if(ms<1000){formatted="".concat(ms.toFixed(0),"ms");}else{formatted="".concat((ms/1000).toFixed(2),"s");}return formatted;}function leftPad(string){var length=arguments.length>1&&arguments[1]!==undefined?arguments[1]:8;var padLength=Math.max(length-string.length,0);return"".concat(' '.repeat(padLength)).concat(string);}function formatImage(image,message,scale){var maxWidth=arguments.length>3&&arguments[3]!==undefined?arguments[3]:600;var imageUrl=image.src.replace(/\(/g,'%28').replace(/\)/g,'%29');if(image.width>maxWidth){scale=Math.min(scale,maxWidth/image.width);}var width=image.width*scale;var height=image.height*scale;var style=['font-size:1px;',"padding:".concat(Math.floor(height/2),"px ").concat(Math.floor(width/2),"px;"),"line-height:".concat(height,"px;"),"background:url(".concat(imageUrl,");"),"background-size:".concat(width,"px ").concat(height,"px;"),'color:transparent;'].join('');return["".concat(message," %c+"),style];}var COLOR;(function(COLOR){COLOR[COLOR["BLACK"]=30]="BLACK";COLOR[COLOR["RED"]=31]="RED";COLOR[COLOR["GREEN"]=32]="GREEN";COLOR[COLOR["YELLOW"]=33]="YELLOW";COLOR[COLOR["BLUE"]=34]="BLUE";COLOR[COLOR["MAGENTA"]=35]="MAGENTA";COLOR[COLOR["CYAN"]=36]="CYAN";COLOR[COLOR["WHITE"]=37]="WHITE";COLOR[COLOR["BRIGHT_BLACK"]=90]="BRIGHT_BLACK";COLOR[COLOR["BRIGHT_RED"]=91]="BRIGHT_RED";COLOR[COLOR["BRIGHT_GREEN"]=92]="BRIGHT_GREEN";COLOR[COLOR["BRIGHT_YELLOW"]=93]="BRIGHT_YELLOW";COLOR[COLOR["BRIGHT_BLUE"]=94]="BRIGHT_BLUE";COLOR[COLOR["BRIGHT_MAGENTA"]=95]="BRIGHT_MAGENTA";COLOR[COLOR["BRIGHT_CYAN"]=96]="BRIGHT_CYAN";COLOR[COLOR["BRIGHT_WHITE"]=97]="BRIGHT_WHITE";})(COLOR||(COLOR={}));function getColor(color){return typeof color==='string'?COLOR[color.toUpperCase()]||COLOR.WHITE:color;}function addColor(string,color,background){if(!isBrowser&&typeof string==='string'){if(color){color=getColor(color);string="\x1B[".concat(color,"m").concat(string,"\x1B[39m");}if(background){color=getColor(background);string="\x1B[".concat(background+10,"m").concat(string,"\x1B[49m");}}return string;}function autobind(obj){var predefined=arguments.length>1&&arguments[1]!==undefined?arguments[1]:['constructor'];var proto=Object.getPrototypeOf(obj);var propNames=Object.getOwnPropertyNames(proto);var _iterator10=_createForOfIteratorHelper(propNames),_step10;try{var _loop5=function _loop5(){var key=_step10.value;if(typeof obj[key]==='function'){if(!predefined.find(function(name){return key===name;})){obj[key]=obj[key].bind(obj);}}};for(_iterator10.s();!(_step10=_iterator10.n()).done;){_loop5();}}catch(err){_iterator10.e(err);}finally{_iterator10.f();}}function assert$2(condition,message){if(!condition){throw new Error(message||'Assertion failed');}}function getHiResTimestamp(){var timestamp;if(isBrowser&&'performance'in window_){var _window$performance,_window$performance$n;timestamp=window_===null||window_===void 0?void 0:(_window$performance=window_.performance)===null||_window$performance===void 0?void 0:(_window$performance$n=_window$performance.now)===null||_window$performance$n===void 0?void 0:_window$performance$n.call(_window$performance);}else if('hrtime'in process_){var _process$hrtime;var timeParts=process_===null||process_===void 0?void 0:(_process$hrtime=process_.hrtime)===null||_process$hrtime===void 0?void 0:_process$hrtime.call(process_);timestamp=timeParts[0]*1000+timeParts[1]/1e6;}else{timestamp=Date.now();}return timestamp;}var originalConsole={debug:isBrowser?console.debug||console.log:console.log,log:console.log,info:console.info,warn:console.warn,error:console.error};var DEFAULT_SETTINGS={enabled:true,level:0};function noop(){}var cache={};var ONCE={once:true};var Log=/*#__PURE__*/function(){function Log(){_classCallCheck(this,Log);var _ref20=arguments.length>0&&arguments[0]!==undefined?arguments[0]:{id:''},id=_ref20.id;_defineProperty(this,"id",void 0);_defineProperty(this,"VERSION",VERSION$6);_defineProperty(this,"_startTs",getHiResTimestamp());_defineProperty(this,"_deltaTs",getHiResTimestamp());_defineProperty(this,"_storage",void 0);_defineProperty(this,"userData",{});_defineProperty(this,"LOG_THROTTLE_TIMEOUT",0);this.id=id;this._storage=new LocalStorage("__probe-".concat(this.id,"__"),DEFAULT_SETTINGS);this.userData={};this.timeStamp("".concat(this.id," started"));autobind(this);Object.seal(this);}_createClass(Log,[{key:"level",get:function get(){return this.getLevel();},set:function set(newLevel){this.setLevel(newLevel);}},{key:"isEnabled",value:function isEnabled(){return this._storage.config.enabled;}},{key:"getLevel",value:function getLevel(){return this._storage.config.level;}},{key:"getTotal",value:function getTotal(){return Number((getHiResTimestamp()-this._startTs).toPrecision(10));}},{key:"getDelta",value:function getDelta(){return Number((getHiResTimestamp()-this._deltaTs).toPrecision(10));}},{key:"priority",get:function get(){return this.level;},set:function set(newPriority){this.level=newPriority;}},{key:"getPriority",value:function getPriority(){return this.level;}},{key:"enable",value:function enable(){var enabled=arguments.length>0&&arguments[0]!==undefined?arguments[0]:true;this._storage.updateConfiguration({enabled:enabled});return this;}},{key:"setLevel",value:function setLevel(level){this._storage.updateConfiguration({level:level});return this;}},{key:"get",value:function get(setting){return this._storage.config[setting];}},{key:"set",value:function set(setting,value){this._storage.updateConfiguration(_defineProperty2({},setting,value));}},{key:"settings",value:function settings(){if(console.table){console.table(this._storage.config);}else{console.log(this._storage.config);}}},{key:"assert",value:function assert(condition,message){assert$2(condition,message);}},{key:"warn",value:function warn(message){return this._getLogFunction(0,message,originalConsole.warn,arguments,ONCE);}},{key:"error",value:function error(message){return this._getLogFunction(0,message,originalConsole.error,arguments);}},{key:"deprecated",value:function deprecated(oldUsage,newUsage){return this.warn("`".concat(oldUsage,"` is deprecated and will be removed in a later version. Use `").concat(newUsage,"` instead"));}},{key:"removed",value:function removed(oldUsage,newUsage){return this.error("`".concat(oldUsage,"` has been removed. Use `").concat(newUsage,"` instead"));}},{key:"probe",value:function probe(logLevel,message){return this._getLogFunction(logLevel,message,originalConsole.log,arguments,{time:true,once:true});}},{key:"log",value:function log(logLevel,message){return this._getLogFunction(logLevel,message,originalConsole.debug,arguments);}},{key:"info",value:function info(logLevel,message){return this._getLogFunction(logLevel,message,console.info,arguments);}},{key:"once",value:function once(logLevel,message){for(var _len=arguments.length,args=new Array(_len>2?_len-2:0),_key=2;_key<_len;_key++){args[_key-2]=arguments[_key];}return this._getLogFunction(logLevel,message,originalConsole.debug||originalConsole.info,arguments,ONCE);}},{key:"table",value:function table(logLevel,_table2,columns){if(_table2){return this._getLogFunction(logLevel,_table2,console.table||noop,columns&&[columns],{tag:getTableHeader(_table2)});}return noop;}},{key:"image",value:function image(_ref){var logLevel=_ref.logLevel,priority=_ref.priority,image=_ref.image,_ref$message=_ref.message,message=_ref$message===void 0?'':_ref$message,_ref$scale=_ref.scale,scale=_ref$scale===void 0?1:_ref$scale;if(!this._shouldLog(logLevel||priority)){return noop;}return isBrowser?logImageInBrowser({image:image,message:message,scale:scale}):logImageInNode({image:image,message:message,scale:scale});}},{key:"time",value:function time(logLevel,message){return this._getLogFunction(logLevel,message,console.time?console.time:console.info);}},{key:"timeEnd",value:function timeEnd(logLevel,message){return this._getLogFunction(logLevel,message,console.timeEnd?console.timeEnd:console.info);}},{key:"timeStamp",value:function timeStamp(logLevel,message){return this._getLogFunction(logLevel,message,console.timeStamp||noop);}},{key:"group",value:function group(logLevel,message){var opts=arguments.length>2&&arguments[2]!==undefined?arguments[2]:{collapsed:false};var options=normalizeArguments({logLevel:logLevel,message:message,opts:opts});var collapsed=opts.collapsed;options.method=(collapsed?console.groupCollapsed:console.group)||console.info;return this._getLogFunction(options);}},{key:"groupCollapsed",value:function groupCollapsed(logLevel,message){var opts=arguments.length>2&&arguments[2]!==undefined?arguments[2]:{};return this.group(logLevel,message,Object.assign({},opts,{collapsed:true}));}},{key:"groupEnd",value:function groupEnd(logLevel){return this._getLogFunction(logLevel,'',console.groupEnd||noop);}},{key:"withGroup",value:function withGroup(logLevel,message,func){this.group(logLevel,message)();try{func();}finally{this.groupEnd(logLevel)();}}},{key:"trace",value:function trace(){if(console.trace){console.trace();}}},{key:"_shouldLog",value:function _shouldLog(logLevel){return this.isEnabled()&&this.getLevel()>=normalizeLogLevel(logLevel);}},{key:"_getLogFunction",value:function _getLogFunction(logLevel,message,method,args,opts){if(this._shouldLog(logLevel)){var _method2;opts=normalizeArguments({logLevel:logLevel,message:message,args:args,opts:opts});method=method||opts.method;assert$2(method);opts.total=this.getTotal();opts.delta=this.getDelta();this._deltaTs=getHiResTimestamp();var tag=opts.tag||opts.message;if(opts.once){if(!cache[tag]){cache[tag]=getHiResTimestamp();}else{return noop;}}message=decorateMessage(this.id,opts.message,opts);return(_method2=method).bind.apply(_method2,[console,message].concat(_toConsumableArray(opts.args)));}return noop;}}]);return Log;}();_defineProperty(Log,"VERSION",VERSION$6);function normalizeLogLevel(logLevel){if(!logLevel){return 0;}var resolvedLevel;switch(_typeof(logLevel)){case'number':resolvedLevel=logLevel;break;case'object':resolvedLevel=logLevel.logLevel||logLevel.priority||0;break;default:return 0;}assert$2(Number.isFinite(resolvedLevel)&&resolvedLevel>=0);return resolvedLevel;}function normalizeArguments(opts){var logLevel=opts.logLevel,message=opts.message;opts.logLevel=normalizeLogLevel(logLevel);var args=opts.args?Array.from(opts.args):[];while(args.length&&args.shift()!==message){}switch(_typeof(logLevel)){case'string':case'function':if(message!==undefined){args.unshift(message);}opts.message=logLevel;break;case'object':Object.assign(opts,logLevel);break;}if(typeof opts.message==='function'){opts.message=opts.message();}var messageType=_typeof(opts.message);assert$2(messageType==='string'||messageType==='object');return Object.assign(opts,{args:args},opts.opts);}function decorateMessage(id,message,opts){if(typeof message==='string'){var _time2=opts.time?leftPad(formatTime(opts.total)):'';message=opts.time?"".concat(id,": ").concat(_time2,"  ").concat(message):"".concat(id,": ").concat(message);message=addColor(message,opts.color,opts.background);}return message;}function logImageInNode(_ref2){var image=_ref2.image,_ref2$message=_ref2.message,message=_ref2$message===void 0?'':_ref2$message,_ref2$scale=_ref2.scale,scale=_ref2$scale===void 0?1:_ref2$scale;var asciify=null;try{asciify=module.require('asciify-image');}catch(error){}if(asciify){return function(){return asciify(image,{fit:'box',width:"".concat(Math.round(80*scale),"%")}).then(function(data){return console.log(data);});};}return noop;}function logImageInBrowser(_ref3){var image=_ref3.image,_ref3$message=_ref3.message,message=_ref3$message===void 0?'':_ref3$message,_ref3$scale=_ref3.scale,scale=_ref3$scale===void 0?1:_ref3$scale;if(typeof image==='string'){var img=new Image();img.onload=function(){var _console4;var args=formatImage(img,message,scale);(_console4=console).log.apply(_console4,_toConsumableArray(args));};img.src=image;return noop;}var element=image.nodeName||'';if(element.toLowerCase()==='img'){var _console5;(_console5=console).log.apply(_console5,_toConsumableArray(formatImage(image,message,scale)));return noop;}if(element.toLowerCase()==='canvas'){var _img2=new Image();_img2.onload=function(){var _console6;return(_console6=console).log.apply(_console6,_toConsumableArray(formatImage(_img2,message,scale)));};_img2.src=image.toDataURL();return noop;}return noop;}function getTableHeader(table){for(var key in table){for(var title in table[key]){return title||'untitled';}}return'empty';}var log=new Log({id:'loaders.gl'});var EXT_PATTERN=/\.([^.]+)$/;function selectLoader(_x27){return _selectLoader.apply(this,arguments);}function _selectLoader(){_selectLoader=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee18(data){var loaders,options,context,loader,_args16=arguments;return _regeneratorRuntime().wrap(function _callee18$(_context22){while(1){switch(_context22.prev=_context22.next){case 0:loaders=_args16.length>1&&_args16[1]!==undefined?_args16[1]:[];options=_args16.length>2?_args16[2]:undefined;context=_args16.length>3?_args16[3]:undefined;if(validHTTPResponse(data)){_context22.next=5;break;}return _context22.abrupt("return",null);case 5:loader=selectLoaderSync(data,loaders,_objectSpread(_objectSpread({},options),{},{nothrow:true}),context);if(!loader){_context22.next=8;break;}return _context22.abrupt("return",loader);case 8:if(!isBlob(data)){_context22.next=13;break;}_context22.next=11;return data.slice(0,10).arrayBuffer();case 11:data=_context22.sent;loader=selectLoaderSync(data,loaders,options,context);case 13:if(!(!loader&&!(options!==null&&options!==void 0&&options.nothrow))){_context22.next=15;break;}throw new Error(getNoValidLoaderMessage(data));case 15:return _context22.abrupt("return",loader);case 16:case"end":return _context22.stop();}}},_callee18);}));return _selectLoader.apply(this,arguments);}function selectLoaderSync(data){var loaders=arguments.length>1&&arguments[1]!==undefined?arguments[1]:[];var options=arguments.length>2?arguments[2]:undefined;var context=arguments.length>3?arguments[3]:undefined;if(!validHTTPResponse(data)){return null;}if(loaders&&!Array.isArray(loaders)){return normalizeLoader(loaders);}var candidateLoaders=[];if(loaders){candidateLoaders=candidateLoaders.concat(loaders);}if(!(options!==null&&options!==void 0&&options.ignoreRegisteredLoaders)){var _candidateLoaders;(_candidateLoaders=candidateLoaders).push.apply(_candidateLoaders,_toConsumableArray(getRegisteredLoaders()));}normalizeLoaders(candidateLoaders);var loader=selectLoaderInternal(data,candidateLoaders,options,context);if(!loader&&!(options!==null&&options!==void 0&&options.nothrow)){throw new Error(getNoValidLoaderMessage(data));}return loader;}function selectLoaderInternal(data,loaders,options,context){var _getResourceUrlAndTyp=getResourceUrlAndType(data),url=_getResourceUrlAndTyp.url,type=_getResourceUrlAndTyp.type;var 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match=url&&EXT_PATTERN.exec(url);var extension=match&&match[1];return extension?findLoaderByExtension(loaders,extension):null;}function findLoaderByExtension(loaders,extension){extension=extension.toLowerCase();var _iterator12=_createForOfIteratorHelper(loaders),_step12;try{for(_iterator12.s();!(_step12=_iterator12.n()).done;){var loader=_step12.value;var _iterator13=_createForOfIteratorHelper(loader.extensions),_step13;try{for(_iterator13.s();!(_step13=_iterator13.n()).done;){var loaderExtension=_step13.value;if(loaderExtension.toLowerCase()===extension){return loader;}}}catch(err){_iterator13.e(err);}finally{_iterator13.f();}}}catch(err){_iterator12.e(err);}finally{_iterator12.f();}return null;}function findLoaderByMIMEType(loaders,mimeType){var _iterator14=_createForOfIteratorHelper(loaders),_step14;try{for(_iterator14.s();!(_step14=_iterator14.n()).done;){var loader=_step14.value;if(loader.mimeTypes&&loader.mimeTypes.includes(mimeType)){return 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GL_EXTENSIONS_CONSTANTS={COMPRESSED_RGB_S3TC_DXT1_EXT:0x83f0,COMPRESSED_RGBA_S3TC_DXT1_EXT:0x83f1,COMPRESSED_RGBA_S3TC_DXT3_EXT:0x83f2,COMPRESSED_RGBA_S3TC_DXT5_EXT:0x83f3,COMPRESSED_R11_EAC:0x9270,COMPRESSED_SIGNED_R11_EAC:0x9271,COMPRESSED_RG11_EAC:0x9272,COMPRESSED_SIGNED_RG11_EAC:0x9273,COMPRESSED_RGB8_ETC2:0x9274,COMPRESSED_RGBA8_ETC2_EAC:0x9275,COMPRESSED_SRGB8_ETC2:0x9276,COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:0x9277,COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2:0x9278,COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2:0x9279,COMPRESSED_RGB_PVRTC_4BPPV1_IMG:0x8c00,COMPRESSED_RGBA_PVRTC_4BPPV1_IMG:0x8c02,COMPRESSED_RGB_PVRTC_2BPPV1_IMG:0x8c01,COMPRESSED_RGBA_PVRTC_2BPPV1_IMG:0x8c03,COMPRESSED_RGB_ETC1_WEBGL:0x8d64,COMPRESSED_RGB_ATC_WEBGL:0x8c92,COMPRESSED_RGBA_ATC_EXPLICIT_ALPHA_WEBGL:0x8c93,COMPRESSED_RGBA_ATC_INTERPOLATED_ALPHA_WEBGL:0x87ee,COMPRESSED_RGBA_ASTC_4X4_KHR:0x93b0,COMPRESSED_RGBA_ASTC_5X4_KHR:0x93b1,COMPRESSED_RGBA_ASTC_5X5_KHR:0x93b2,COMPRESSED_RGBA_ASTC_6X5_KHR:0x93b3,COMPRESSED_RGBA_ASTC_6X6_KHR:0x93b4,COMPRESSED_RGBA_ASTC_8X5_KHR:0x93b5,COMPRESSED_RGBA_ASTC_8X6_KHR:0x93b6,COMPRESSED_RGBA_ASTC_8X8_KHR:0x93b7,COMPRESSED_RGBA_ASTC_10X5_KHR:0x93b8,COMPRESSED_RGBA_ASTC_10X6_KHR:0x93b9,COMPRESSED_RGBA_ASTC_10X8_KHR:0x93ba,COMPRESSED_RGBA_ASTC_10X10_KHR:0x93bb,COMPRESSED_RGBA_ASTC_12X10_KHR:0x93bc,COMPRESSED_RGBA_ASTC_12X12_KHR:0x93bd,COMPRESSED_SRGB8_ALPHA8_ASTC_4X4_KHR:0x93d0,COMPRESSED_SRGB8_ALPHA8_ASTC_5X4_KHR:0x93d1,COMPRESSED_SRGB8_ALPHA8_ASTC_5X5_KHR:0x93d2,COMPRESSED_SRGB8_ALPHA8_ASTC_6X5_KHR:0x93d3,COMPRESSED_SRGB8_ALPHA8_ASTC_6X6_KHR:0x93d4,COMPRESSED_SRGB8_ALPHA8_ASTC_8X5_KHR:0x93d5,COMPRESSED_SRGB8_ALPHA8_ASTC_8X6_KHR:0x93d6,COMPRESSED_SRGB8_ALPHA8_ASTC_8X8_KHR:0x93d7,COMPRESSED_SRGB8_ALPHA8_ASTC_10X5_KHR:0x93d8,COMPRESSED_SRGB8_ALPHA8_ASTC_10X6_KHR:0x93d9,COMPRESSED_SRGB8_ALPHA8_ASTC_10X8_KHR:0x93da,COMPRESSED_SRGB8_ALPHA8_ASTC_10X10_KHR:0x93db,COMPRESSED_SRGB8_ALPHA8_ASTC_12X10_KHR:0x93dc,COMPRESSED_SRGB8_ALPHA8_ASTC_12X12_KHR:0x93dd,COMPRESSED_RED_RGTC1_EXT:0x8dbb,COMPRESSED_SIGNED_RED_RGTC1_EXT:0x8dbc,COMPRESSED_RED_GREEN_RGTC2_EXT:0x8dbd,COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT:0x8dbe,COMPRESSED_SRGB_S3TC_DXT1_EXT:0x8c4c,COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT:0x8c4d,COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT:0x8c4e,COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT:0x8c4f};var BROWSER_PREFIXES=['','WEBKIT_','MOZ_'];var WEBGL_EXTENSIONS={WEBGL_compressed_texture_s3tc:'dxt',WEBGL_compressed_texture_s3tc_srgb:'dxt-srgb',WEBGL_compressed_texture_etc1:'etc1',WEBGL_compressed_texture_etc:'etc2',WEBGL_compressed_texture_pvrtc:'pvrtc',WEBGL_compressed_texture_atc:'atc',WEBGL_compressed_texture_astc:'astc',EXT_texture_compression_rgtc:'rgtc'};var formats=null;function getSupportedGPUTextureFormats(gl){if(!formats){gl=gl||getWebGLContext()||undefined;formats=new Set();var _iterator16=_createForOfIteratorHelper(BROWSER_PREFIXES),_step16;try{for(_iterator16.s();!(_step16=_iterator16.n()).done;){var prefix=_step16.value;for(var extension in WEBGL_EXTENSIONS){if(gl&&gl.getExtension("".concat(prefix).concat(extension))){var gpuTextureFormat=WEBGL_EXTENSIONS[extension];formats.add(gpuTextureFormat);}}}}catch(err){_iterator16.e(err);}finally{_iterator16.f();}}return formats;}function getWebGLContext(){try{var _canvas6=document.createElement('canvas');return _canvas6.getContext('webgl');}catch(error){return null;}}var n,i,s,a,r,o,l,f;!function(t){t[t.NONE=0]="NONE",t[t.BASISLZ=1]="BASISLZ",t[t.ZSTD=2]="ZSTD",t[t.ZLIB=3]="ZLIB";}(n||(n={})),function(t){t[t.BASICFORMAT=0]="BASICFORMAT";}(i||(i={})),function(t){t[t.UNSPECIFIED=0]="UNSPECIFIED",t[t.ETC1S=163]="ETC1S",t[t.UASTC=166]="UASTC";}(s||(s={})),function(t){t[t.UNSPECIFIED=0]="UNSPECIFIED",t[t.SRGB=1]="SRGB";}(a||(a={})),function(t){t[t.UNSPECIFIED=0]="UNSPECIFIED",t[t.LINEAR=1]="LINEAR",t[t.SRGB=2]="SRGB",t[t.ITU=3]="ITU",t[t.NTSC=4]="NTSC",t[t.SLOG=5]="SLOG",t[t.SLOG2=6]="SLOG2";}(r||(r={})),function(t){t[t.ALPHA_STRAIGHT=0]="ALPHA_STRAIGHT",t[t.ALPHA_PREMULTIPLIED=1]="ALPHA_PREMULTIPLIED";}(o||(o={})),function(t){t[t.RGB=0]="RGB",t[t.RRR=3]="RRR",t[t.GGG=4]="GGG",t[t.AAA=15]="AAA";}(l||(l={})),function(t){t[t.RGB=0]="RGB",t[t.RGBA=3]="RGBA",t[t.RRR=4]="RRR",t[t.RRRG=5]="RRRG";}(f||(f={}));var KTX2_ID=[0xab,0x4b,0x54,0x58,0x20,0x32,0x30,0xbb,0x0d,0x0a,0x1a,0x0a];function isKTX(data){var id=new Uint8Array(data);var notKTX=id.byteLength<KTX2_ID.length||id[0]!==KTX2_ID[0]||id[1]!==KTX2_ID[1]||id[2]!==KTX2_ID[2]||id[3]!==KTX2_ID[3]||id[4]!==KTX2_ID[4]||id[5]!==KTX2_ID[5]||id[6]!==KTX2_ID[6]||id[7]!==KTX2_ID[7]||id[8]!==KTX2_ID[8]||id[9]!==KTX2_ID[9]||id[10]!==KTX2_ID[10]||id[11]!==KTX2_ID[11];return!notKTX;}var OutputFormat={etc1:{basisFormat:0,compressed:true,format:GL_EXTENSIONS_CONSTANTS.COMPRESSED_RGB_ETC1_WEBGL},etc2:{basisFormat:1,compressed:true},bc1:{basisFormat:2,compressed:true,format:GL_EXTENSIONS_CONSTANTS.COMPRESSED_RGB_S3TC_DXT1_EXT},bc3:{basisFormat:3,compressed:true,format:GL_EXTENSIONS_CONSTANTS.COMPRESSED_RGBA_S3TC_DXT5_EXT},bc4:{basisFormat:4,compressed:true},bc5:{basisFormat:5,compressed:true},'bc7-m6-opaque-only':{basisFormat:6,compressed:true},'bc7-m5':{basisFormat:7,compressed:true},'pvrtc1-4-rgb':{basisFormat:8,compressed:true,format:GL_EXTENSIONS_CONSTANTS.COMPRESSED_RGB_PVRTC_4BPPV1_IMG},'pvrtc1-4-rgba':{basisFormat:9,compressed:true,format:GL_EXTENSIONS_CONSTANTS.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG},'astc-4x4':{basisFormat:10,compressed:true,format:GL_EXTENSIONS_CONSTANTS.COMPRESSED_RGBA_ASTC_4X4_KHR},'atc-rgb':{basisFormat:11,compressed:true},'atc-rgba-interpolated-alpha':{basisFormat:12,compressed:true},rgba32:{basisFormat:13,compressed:false},rgb565:{basisFormat:14,compressed:false},bgr565:{basisFormat:15,compressed:false},rgba4444:{basisFormat:16,compressed:false}};function parseBasis(_x43,_x44){return _parseBasis.apply(this,arguments);}function _parseBasis(){_parseBasis=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee26(data,options){var fileConstructors,_yield$loadBasisTrasc,BasisFile,_fileConstructors,_yield$loadBasisTrasc2,_BasisFile;return _regeneratorRuntime().wrap(function _callee26$(_context30){while(1){switch(_context30.prev=_context30.next){case 0:if(!(options.basis.containerFormat==='auto')){_context30.next=11;break;}if(!isKTX(data)){_context30.next=6;break;}_context30.next=4;return loadBasisEncoderModule(options);case 4:fileConstructors=_context30.sent;return _context30.abrupt("return",parseKTX2File(fileConstructors.KTX2File,data,options));case 6:_context30.next=8;return loadBasisTrascoderModule(options);case 8:_yield$loadBasisTrasc=_context30.sent;BasisFile=_yield$loadBasisTrasc.BasisFile;return _context30.abrupt("return",parseBasisFile(BasisFile,data,options));case 11:_context30.t0=options.basis.module;_context30.next=_context30.t0==='encoder'?14:_context30.t0==='transcoder'?22:22;break;case 14:_context30.next=16;return loadBasisEncoderModule(options);case 16:_fileConstructors=_context30.sent;_context30.t1=options.basis.containerFormat;_context30.next=_context30.t1==='ktx2'?20:_context30.t1==='basis'?21:21;break;case 20:return _context30.abrupt("return",parseKTX2File(_fileConstructors.KTX2File,data,options));case 21:return _context30.abrupt("return",parseBasisFile(_fileConstructors.BasisFile,data,options));case 22:_context30.next=24;return loadBasisTrascoderModule(options);case 24:_yield$loadBasisTrasc2=_context30.sent;_BasisFile=_yield$loadBasisTrasc2.BasisFile;return _context30.abrupt("return",parseBasisFile(_BasisFile,data,options));case 27:case"end":return _context30.stop();}}},_callee26);}));return _parseBasis.apply(this,arguments);}function parseBasisFile(BasisFile,data,options){var basisFile=new BasisFile(new Uint8Array(data));try{if(!basisFile.startTranscoding()){throw new Error('Failed to start basis transcoding');}var imageCount=basisFile.getNumImages();var images=[];for(var imageIndex=0;imageIndex<imageCount;imageIndex++){var levelsCount=basisFile.getNumLevels(imageIndex);var levels=[];for(var levelIndex=0;levelIndex<levelsCount;levelIndex++){levels.push(transcodeImage(basisFile,imageIndex,levelIndex,options));}images.push(levels);}return images;}finally{basisFile.close();basisFile["delete"]();}}function transcodeImage(basisFile,imageIndex,levelIndex,options){var width=basisFile.getImageWidth(imageIndex,levelIndex);var height=basisFile.getImageHeight(imageIndex,levelIndex);var hasAlpha=basisFile.getHasAlpha();var _getBasisOptions=getBasisOptions(options,hasAlpha),compressed=_getBasisOptions.compressed,format=_getBasisOptions.format,basisFormat=_getBasisOptions.basisFormat;var decodedSize=basisFile.getImageTranscodedSizeInBytes(imageIndex,levelIndex,basisFormat);var decodedData=new Uint8Array(decodedSize);if(!basisFile.transcodeImage(decodedData,imageIndex,levelIndex,basisFormat,0,0)){throw new Error('failed to start Basis transcoding');}return{width:width,height:height,data:decodedData,compressed:compressed,format:format,hasAlpha:hasAlpha};}function parseKTX2File(KTX2File,data,options){var ktx2File=new KTX2File(new Uint8Array(data));try{if(!ktx2File.startTranscoding()){throw new Error('failed to start KTX2 transcoding');}var levelsCount=ktx2File.getLevels();var levels=[];for(var levelIndex=0;levelIndex<levelsCount;levelIndex++){levels.push(transcodeKTX2Image(ktx2File,levelIndex,options));break;}return[levels];}finally{ktx2File.close();ktx2File["delete"]();}}function transcodeKTX2Image(ktx2File,levelIndex,options){var _ktx2File$getImageLev=ktx2File.getImageLevelInfo(levelIndex,0,0),alphaFlag=_ktx2File$getImageLev.alphaFlag,height=_ktx2File$getImageLev.height,width=_ktx2File$getImageLev.width;var _getBasisOptions2=getBasisOptions(options,alphaFlag),compressed=_getBasisOptions2.compressed,format=_getBasisOptions2.format,basisFormat=_getBasisOptions2.basisFormat;var decodedSize=ktx2File.getImageTranscodedSizeInBytes(levelIndex,0,0,basisFormat);var decodedData=new Uint8Array(decodedSize);if(!ktx2File.transcodeImage(decodedData,levelIndex,0,0,basisFormat,0,-1,-1)){throw new Error('Failed to transcode KTX2 image');}return{width:width,height:height,data:decodedData,compressed:compressed,hasAlpha:alphaFlag,format:format};}function getBasisOptions(options,hasAlpha){var format=options&&options.basis&&options.basis.format;if(format==='auto'){format=selectSupportedBasisFormat();}if(_typeof(format)==='object'){format=hasAlpha?format.alpha:format.noAlpha;}format=format.toLowerCase();return OutputFormat[format];}function selectSupportedBasisFormat(){var supportedFormats=getSupportedGPUTextureFormats();if(supportedFormats.has('astc')){return'astc-4x4';}else if(supportedFormats.has('dxt')){return{alpha:'bc3',noAlpha:'bc1'};}else if(supportedFormats.has('pvrtc')){return{alpha:'pvrtc1-4-rgba',noAlpha:'pvrtc1-4-rgb'};}else if(supportedFormats.has('etc1')){return'etc1';}else if(supportedFormats.has('etc2')){return'etc2';}return'rgb565';}var BasisWorkerLoader={name:'Basis',id:'basis',module:'textures',version:VERSION$4,worker:true,extensions:['basis','ktx2'],mimeTypes:['application/octet-stream','image/ktx2'],tests:['sB'],binary:true,options:{basis:{format:'auto',libraryPath:'libs/',containerFormat:'auto',module:'transcoder'}}};var BasisLoader=_objectSpread(_objectSpread({},BasisWorkerLoader),{},{parse:parseBasis});var VERSION$2="3.2.6";var _parseImageNode=globalThis._parseImageNode;var IMAGE_SUPPORTED=typeof Image!=='undefined';var IMAGE_BITMAP_SUPPORTED=typeof ImageBitmap!=='undefined';var NODE_IMAGE_SUPPORTED=Boolean(_parseImageNode);var DATA_SUPPORTED=isBrowser$4?true:NODE_IMAGE_SUPPORTED;function isImageTypeSupported(type){switch(type){case'auto':return IMAGE_BITMAP_SUPPORTED||IMAGE_SUPPORTED||DATA_SUPPORTED;case'imagebitmap':return IMAGE_BITMAP_SUPPORTED;case'image':return IMAGE_SUPPORTED;case'data':return DATA_SUPPORTED;default:throw new Error("@loaders.gl/images: image ".concat(type," not supported in this environment"));}}function getDefaultImageType(){if(IMAGE_BITMAP_SUPPORTED){return'imagebitmap';}if(IMAGE_SUPPORTED){return'image';}if(DATA_SUPPORTED){return'data';}throw new Error('Install \'@loaders.gl/polyfills\' to parse images under Node.js');}function getImageType(image){var format=getImageTypeOrNull(image);if(!format){throw new Error('Not an image');}return format;}function getImageData(image){switch(getImageType(image)){case'data':return image;case'image':case'imagebitmap':var _canvas7=document.createElement('canvas');var context=_canvas7.getContext('2d');if(!context){throw new Error('getImageData');}_canvas7.width=image.width;_canvas7.height=image.height;context.drawImage(image,0,0);return context.getImageData(0,0,image.width,image.height);default:throw new Error('getImageData');}}function getImageTypeOrNull(image){if(typeof ImageBitmap!=='undefined'&&image instanceof ImageBitmap){return'imagebitmap';}if(typeof Image!=='undefined'&&image instanceof Image){return'image';}if(image&&_typeof(image)==='object'&&image.data&&image.width&&image.height){return'data';}return null;}var SVG_DATA_URL_PATTERN=/^data:image\/svg\+xml/;var SVG_URL_PATTERN=/\.svg((\?|#).*)?$/;function isSVG(url){return url&&(SVG_DATA_URL_PATTERN.test(url)||SVG_URL_PATTERN.test(url));}function getBlobOrSVGDataUrl(arrayBuffer,url){if(isSVG(url)){var textDecoder=new TextDecoder();var xmlText=textDecoder.decode(arrayBuffer);try{if(typeof unescape==='function'&&typeof encodeURIComponent==='function'){xmlText=unescape(encodeURIComponent(xmlText));}}catch(error){throw new Error(error.message);}var src="data:image/svg+xml;base64,".concat(btoa(xmlText));return src;}return getBlob(arrayBuffer,url);}function getBlob(arrayBuffer,url){if(isSVG(url)){throw new Error('SVG cannot be parsed directly to imagebitmap');}return new Blob([new Uint8Array(arrayBuffer)]);}function parseToImage(_x45,_x46,_x47){return _parseToImage.apply(this,arguments);}function _parseToImage(){_parseToImage=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee27(arrayBuffer,options,url){var blobOrDataUrl,URL,objectUrl;return _regeneratorRuntime().wrap(function _callee27$(_context31){while(1){switch(_context31.prev=_context31.next){case 0:blobOrDataUrl=getBlobOrSVGDataUrl(arrayBuffer,url);URL=self.URL||self.webkitURL;objectUrl=typeof blobOrDataUrl!=='string'&&URL.createObjectURL(blobOrDataUrl);_context31.prev=3;_context31.next=6;return loadToImage(objectUrl||blobOrDataUrl,options);case 6:return _context31.abrupt("return",_context31.sent);case 7:_context31.prev=7;if(objectUrl){URL.revokeObjectURL(objectUrl);}return _context31.finish(7);case 10:case"end":return _context31.stop();}}},_callee27,null,[[3,,7,10]]);}));return _parseToImage.apply(this,arguments);}function loadToImage(_x48,_x49){return _loadToImage.apply(this,arguments);}function _loadToImage(){_loadToImage=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee28(url,options){var image;return _regeneratorRuntime().wrap(function _callee28$(_context32){while(1){switch(_context32.prev=_context32.next){case 0:image=new Image();image.src=url;if(!(options.image&&options.image.decode&&image.decode)){_context32.next=6;break;}_context32.next=5;return image.decode();case 5:return _context32.abrupt("return",image);case 6:_context32.next=8;return new Promise(function(resolve,reject){try{image.onload=function(){return resolve(image);};image.onerror=function(err){return reject(new Error("Could not load image ".concat(url,": ").concat(err)));};}catch(error){reject(error);}});case 8:return _context32.abrupt("return",_context32.sent);case 9:case"end":return _context32.stop();}}},_callee28);}));return _loadToImage.apply(this,arguments);}var EMPTY_OBJECT={};var imagebitmapOptionsSupported=true;function parseToImageBitmap(_x50,_x51,_x52){return _parseToImageBitmap.apply(this,arguments);}function _parseToImageBitmap(){_parseToImageBitmap=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee29(arrayBuffer,options,url){var blob,_image8,imagebitmapOptions;return _regeneratorRuntime().wrap(function _callee29$(_context33){while(1){switch(_context33.prev=_context33.next){case 0:if(!isSVG(url)){_context33.next=7;break;}_context33.next=3;return parseToImage(arrayBuffer,options,url);case 3:_image8=_context33.sent;blob=_image8;_context33.next=8;break;case 7:blob=getBlob(arrayBuffer,url);case 8:imagebitmapOptions=options&&options.imagebitmap;_context33.next=11;return safeCreateImageBitmap(blob,imagebitmapOptions);case 11:return _context33.abrupt("return",_context33.sent);case 12:case"end":return _context33.stop();}}},_callee29);}));return _parseToImageBitmap.apply(this,arguments);}function safeCreateImageBitmap(_x53){return _safeCreateImageBitmap.apply(this,arguments);}function _safeCreateImageBitmap(){_safeCreateImageBitmap=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee30(blob){var imagebitmapOptions,_args28=arguments;return _regeneratorRuntime().wrap(function _callee30$(_context34){while(1){switch(_context34.prev=_context34.next){case 0:imagebitmapOptions=_args28.length>1&&_args28[1]!==undefined?_args28[1]:null;if(isEmptyObject(imagebitmapOptions)||!imagebitmapOptionsSupported){imagebitmapOptions=null;}if(!imagebitmapOptions){_context34.next=13;break;}_context34.prev=3;_context34.next=6;return createImageBitmap(blob,imagebitmapOptions);case 6:return _context34.abrupt("return",_context34.sent);case 9:_context34.prev=9;_context34.t0=_context34["catch"](3);console.warn(_context34.t0);imagebitmapOptionsSupported=false;case 13:_context34.next=15;return createImageBitmap(blob);case 15:return _context34.abrupt("return",_context34.sent);case 16:case"end":return _context34.stop();}}},_callee30,null,[[3,9]]);}));return _safeCreateImageBitmap.apply(this,arguments);}function isEmptyObject(object){for(var key in object||EMPTY_OBJECT){return false;}return true;}var BIG_ENDIAN=false;var LITTLE_ENDIAN=true;function getBinaryImageMetadata(binaryData){var dataView=toDataView(binaryData);return getPngMetadata(dataView)||getJpegMetadata(dataView)||getGifMetadata(dataView)||getBmpMetadata(dataView);}function getPngMetadata(binaryData){var dataView=toDataView(binaryData);var isPng=dataView.byteLength>=24&&dataView.getUint32(0,BIG_ENDIAN)===0x89504e47;if(!isPng){return null;}return{mimeType:'image/png',width:dataView.getUint32(16,BIG_ENDIAN),height:dataView.getUint32(20,BIG_ENDIAN)};}function getGifMetadata(binaryData){var dataView=toDataView(binaryData);var isGif=dataView.byteLength>=10&&dataView.getUint32(0,BIG_ENDIAN)===0x47494638;if(!isGif){return null;}return{mimeType:'image/gif',width:dataView.getUint16(6,LITTLE_ENDIAN),height:dataView.getUint16(8,LITTLE_ENDIAN)};}function getBmpMetadata(binaryData){var dataView=toDataView(binaryData);var isBmp=dataView.byteLength>=14&&dataView.getUint16(0,BIG_ENDIAN)===0x424d&&dataView.getUint32(2,LITTLE_ENDIAN)===dataView.byteLength;if(!isBmp){return null;}return{mimeType:'image/bmp',width:dataView.getUint32(18,LITTLE_ENDIAN),height:dataView.getUint32(22,LITTLE_ENDIAN)};}function getJpegMetadata(binaryData){var dataView=toDataView(binaryData);var isJpeg=dataView.byteLength>=3&&dataView.getUint16(0,BIG_ENDIAN)===0xffd8&&dataView.getUint8(2)===0xff;if(!isJpeg){return null;}var _getJpegMarkers=getJpegMarkers(),tableMarkers=_getJpegMarkers.tableMarkers,sofMarkers=_getJpegMarkers.sofMarkers;var i=2;while(i+9<dataView.byteLength){var marker=dataView.getUint16(i,BIG_ENDIAN);if(sofMarkers.has(marker)){return{mimeType:'image/jpeg',height:dataView.getUint16(i+5,BIG_ENDIAN),width:dataView.getUint16(i+7,BIG_ENDIAN)};}if(!tableMarkers.has(marker)){return null;}i+=2;i+=dataView.getUint16(i,BIG_ENDIAN);}return null;}function getJpegMarkers(){var tableMarkers=new Set([0xffdb,0xffc4,0xffcc,0xffdd,0xfffe]);for(var _i515=0xffe0;_i515<0xfff0;++_i515){tableMarkers.add(_i515);}var sofMarkers=new Set([0xffc0,0xffc1,0xffc2,0xffc3,0xffc5,0xffc6,0xffc7,0xffc9,0xffca,0xffcb,0xffcd,0xffce,0xffcf,0xffde]);return{tableMarkers:tableMarkers,sofMarkers:sofMarkers};}function toDataView(data){if(data instanceof DataView){return data;}if(ArrayBuffer.isView(data)){return new DataView(data.buffer);}if(data instanceof ArrayBuffer){return new DataView(data);}throw new Error('toDataView');}function parseToNodeImage(_x54,_x55){return _parseToNodeImage.apply(this,arguments);}function _parseToNodeImage(){_parseToNodeImage=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee31(arrayBuffer,options){var _ref25,mimeType,_parseImageNode;return _regeneratorRuntime().wrap(function _callee31$(_context35){while(1){switch(_context35.prev=_context35.next){case 0:_ref25=getBinaryImageMetadata(arrayBuffer)||{},mimeType=_ref25.mimeType;_parseImageNode=globalThis._parseImageNode;assert$5(_parseImageNode);_context35.next=5;return _parseImageNode(arrayBuffer,mimeType);case 5:return _context35.abrupt("return",_context35.sent);case 6:case"end":return _context35.stop();}}},_callee31);}));return _parseToNodeImage.apply(this,arguments);}function parseImage(_x56,_x57,_x58){return _parseImage.apply(this,arguments);}function _parseImage(){_parseImage=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee32(arrayBuffer,options,context){var imageOptions,imageType,_ref26,url,loadType,image;return _regeneratorRuntime().wrap(function _callee32$(_context36){while(1){switch(_context36.prev=_context36.next){case 0:options=options||{};imageOptions=options.image||{};imageType=imageOptions.type||'auto';_ref26=context||{},url=_ref26.url;loadType=getLoadableImageType(imageType);_context36.t0=loadType;_context36.next=_context36.t0==='imagebitmap'?8:_context36.t0==='image'?12:_context36.t0==='data'?16:20;break;case 8:_context36.next=10;return parseToImageBitmap(arrayBuffer,options,url);case 10:image=_context36.sent;return _context36.abrupt("break",21);case 12:_context36.next=14;return parseToImage(arrayBuffer,options,url);case 14:image=_context36.sent;return _context36.abrupt("break",21);case 16:_context36.next=18;return parseToNodeImage(arrayBuffer);case 18:image=_context36.sent;return _context36.abrupt("break",21);case 20:assert$5(false);case 21:if(imageType==='data'){image=getImageData(image);}return _context36.abrupt("return",image);case 23:case"end":return _context36.stop();}}},_callee32);}));return _parseImage.apply(this,arguments);}function getLoadableImageType(type){switch(type){case'auto':case'data':return getDefaultImageType();default:isImageTypeSupported(type);return type;}}var EXTENSIONS$1=['png','jpg','jpeg','gif','webp','bmp','ico','svg'];var MIME_TYPES=['image/png','image/jpeg','image/gif','image/webp','image/bmp','image/vnd.microsoft.icon','image/svg+xml'];var DEFAULT_IMAGE_LOADER_OPTIONS={image:{type:'auto',decode:true}};var ImageLoader={id:'image',module:'images',name:'Images',version:VERSION$2,mimeTypes:MIME_TYPES,extensions:EXTENSIONS$1,parse:parseImage,tests:[function(arrayBuffer){return Boolean(getBinaryImageMetadata(new DataView(arrayBuffer)));}],options:DEFAULT_IMAGE_LOADER_OPTIONS};var NODE_FORMAT_SUPPORT=['image/png','image/jpeg','image/gif'];var mimeTypeSupported={};function _isImageFormatSupported(mimeType){if(mimeTypeSupported[mimeType]===undefined){mimeTypeSupported[mimeType]=checkFormatSupport(mimeType);}return mimeTypeSupported[mimeType];}function checkFormatSupport(mimeType){switch(mimeType){case'image/webp':return checkWebPSupport();case'image/svg':return isBrowser$4;default:if(!isBrowser$4){var _parseImageNode2=globalThis._parseImageNode;return Boolean(_parseImageNode2)&&NODE_FORMAT_SUPPORT.includes(mimeType);}return true;}}function checkWebPSupport(){if(!isBrowser$4){return false;}try{var element=document.createElement('canvas');return element.toDataURL('image/webp').indexOf('data:image/webp')===0;}catch(_unused){return false;}}function assert$1(condition,message){if(!condition){throw new Error(message||'assert failed: gltf');}}function resolveUrl(url,options){var absolute=url.startsWith('data:')||url.startsWith('http:')||url.startsWith('https:');if(absolute){return url;}var baseUrl=options.baseUri||options.uri;if(!baseUrl){throw new Error("'baseUri' must be provided to resolve relative url ".concat(url));}return baseUrl.substr(0,baseUrl.lastIndexOf('/')+1)+url;}function getTypedArrayForBufferView(json,buffers,bufferViewIndex){var bufferView=json.bufferViews[bufferViewIndex];assert$1(bufferView);var bufferIndex=bufferView.buffer;var binChunk=buffers[bufferIndex];assert$1(binChunk);var byteOffset=(bufferView.byteOffset||0)+binChunk.byteOffset;return new Uint8Array(binChunk.arrayBuffer,byteOffset,bufferView.byteLength);}var TYPES=['SCALAR','VEC2','VEC3','VEC4'];var ARRAY_CONSTRUCTOR_TO_WEBGL_CONSTANT=[[Int8Array,5120],[Uint8Array,5121],[Int16Array,5122],[Uint16Array,5123],[Uint32Array,5125],[Float32Array,5126],[Float64Array,5130]];var ARRAY_TO_COMPONENT_TYPE=new Map(ARRAY_CONSTRUCTOR_TO_WEBGL_CONSTANT);var ATTRIBUTE_TYPE_TO_COMPONENTS={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16};var ATTRIBUTE_COMPONENT_TYPE_TO_BYTE_SIZE={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4};var ATTRIBUTE_COMPONENT_TYPE_TO_ARRAY={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array};function getAccessorTypeFromSize(size){var type=TYPES[size-1];return type||TYPES[0];}function getComponentTypeFromArray(typedArray){var componentType=ARRAY_TO_COMPONENT_TYPE.get(typedArray.constructor);if(!componentType){throw new Error('Illegal typed array');}return componentType;}function getAccessorArrayTypeAndLength(accessor,bufferView){var ArrayType=ATTRIBUTE_COMPONENT_TYPE_TO_ARRAY[accessor.componentType];var components=ATTRIBUTE_TYPE_TO_COMPONENTS[accessor.type];var bytesPerComponent=ATTRIBUTE_COMPONENT_TYPE_TO_BYTE_SIZE[accessor.componentType];var length=accessor.count*components;var byteLength=accessor.count*components*bytesPerComponent;assert$1(byteLength>=0&&byteLength<=bufferView.byteLength);return{ArrayType:ArrayType,length:length,byteLength:byteLength};}var DEFAULT_GLTF_JSON={asset:{version:'2.0',generator:'loaders.gl'},buffers:[]};var GLTFScenegraph=/*#__PURE__*/function(){function GLTFScenegraph(gltf){_classCallCheck(this,GLTFScenegraph);_defineProperty(this,"gltf",void 0);_defineProperty(this,"sourceBuffers",void 0);_defineProperty(this,"byteLength",void 0);this.gltf=gltf||{json:_objectSpread({},DEFAULT_GLTF_JSON),buffers:[]};this.sourceBuffers=[];this.byteLength=0;if(this.gltf.buffers&&this.gltf.buffers[0]){this.byteLength=this.gltf.buffers[0].byteLength;this.sourceBuffers=[this.gltf.buffers[0]];}}_createClass(GLTFScenegraph,[{key:"json",get:function get(){return this.gltf.json;}},{key:"getApplicationData",value:function getApplicationData(key){var data=this.json[key];return data;}},{key:"getExtraData",value:function getExtraData(key){var extras=this.json.extras||{};return extras[key];}},{key:"getExtension",value:function getExtension(extensionName){var isExtension=this.getUsedExtensions().find(function(name){return name===extensionName;});var extensions=this.json.extensions||{};return isExtension?extensions[extensionName]||true:null;}},{key:"getRequiredExtension",value:function getRequiredExtension(extensionName){var isRequired=this.getRequiredExtensions().find(function(name){return name===extensionName;});return isRequired?this.getExtension(extensionName):null;}},{key:"getRequiredExtensions",value:function getRequiredExtensions(){return this.json.extensionsRequired||[];}},{key:"getUsedExtensions",value:function getUsedExtensions(){return this.json.extensionsUsed||[];}},{key:"getObjectExtension",value:function getObjectExtension(object,extensionName){var extensions=object.extensions||{};return extensions[extensionName];}},{key:"getScene",value:function getScene(index){return this.getObject('scenes',index);}},{key:"getNode",value:function getNode(index){return this.getObject('nodes',index);}},{key:"getSkin",value:function getSkin(index){return this.getObject('skins',index);}},{key:"getMesh",value:function getMesh(index){return this.getObject('meshes',index);}},{key:"getMaterial",value:function getMaterial(index){return this.getObject('materials',index);}},{key:"getAccessor",value:function getAccessor(index){return this.getObject('accessors',index);}},{key:"getTexture",value:function getTexture(index){return this.getObject('textures',index);}},{key:"getSampler",value:function getSampler(index){return this.getObject('samplers',index);}},{key:"getImage",value:function getImage(index){return this.getObject('images',index);}},{key:"getBufferView",value:function getBufferView(index){return this.getObject('bufferViews',index);}},{key:"getBuffer",value:function getBuffer(index){return this.getObject('buffers',index);}},{key:"getObject",value:function getObject(array,index){if(_typeof(index)==='object'){return index;}var object=this.json[array]&&this.json[array][index];if(!object){throw new Error("glTF file error: Could not find ".concat(array,"[").concat(index,"]"));}return object;}},{key:"getTypedArrayForBufferView",value:function getTypedArrayForBufferView(bufferView){bufferView=this.getBufferView(bufferView);var bufferIndex=bufferView.buffer;var binChunk=this.gltf.buffers[bufferIndex];assert$1(binChunk);var byteOffset=(bufferView.byteOffset||0)+binChunk.byteOffset;return new Uint8Array(binChunk.arrayBuffer,byteOffset,bufferView.byteLength);}},{key:"getTypedArrayForAccessor",value:function getTypedArrayForAccessor(accessor){accessor=this.getAccessor(accessor);var bufferView=this.getBufferView(accessor.bufferView);var buffer=this.getBuffer(bufferView.buffer);var arrayBuffer=buffer.data;var _getAccessorArrayType=getAccessorArrayTypeAndLength(accessor,bufferView),ArrayType=_getAccessorArrayType.ArrayType,length=_getAccessorArrayType.length;var byteOffset=bufferView.byteOffset+accessor.byteOffset;return new ArrayType(arrayBuffer,byteOffset,length);}},{key:"getTypedArrayForImageData",value:function getTypedArrayForImageData(image){image=this.getAccessor(image);var bufferView=this.getBufferView(image.bufferView);var buffer=this.getBuffer(bufferView.buffer);var arrayBuffer=buffer.data;var byteOffset=bufferView.byteOffset||0;return new Uint8Array(arrayBuffer,byteOffset,bufferView.byteLength);}},{key:"addApplicationData",value:function addApplicationData(key,data){this.json[key]=data;return this;}},{key:"addExtraData",value:function addExtraData(key,data){this.json.extras=this.json.extras||{};this.json.extras[key]=data;return this;}},{key:"addObjectExtension",value:function addObjectExtension(object,extensionName,data){object.extensions=object.extensions||{};object.extensions[extensionName]=data;this.registerUsedExtension(extensionName);return this;}},{key:"setObjectExtension",value:function setObjectExtension(object,extensionName,data){var extensions=object.extensions||{};extensions[extensionName]=data;}},{key:"removeObjectExtension",value:function removeObjectExtension(object,extensionName){var extensions=object.extensions||{};var extension=extensions[extensionName];delete extensions[extensionName];return extension;}},{key:"addExtension",value:function addExtension(extensionName){var extensionData=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};assert$1(extensionData);this.json.extensions=this.json.extensions||{};this.json.extensions[extensionName]=extensionData;this.registerUsedExtension(extensionName);return extensionData;}},{key:"addRequiredExtension",value:function addRequiredExtension(extensionName){var extensionData=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};assert$1(extensionData);this.addExtension(extensionName,extensionData);this.registerRequiredExtension(extensionName);return extensionData;}},{key:"registerUsedExtension",value:function registerUsedExtension(extensionName){this.json.extensionsUsed=this.json.extensionsUsed||[];if(!this.json.extensionsUsed.find(function(ext){return ext===extensionName;})){this.json.extensionsUsed.push(extensionName);}}},{key:"registerRequiredExtension",value:function registerRequiredExtension(extensionName){this.registerUsedExtension(extensionName);this.json.extensionsRequired=this.json.extensionsRequired||[];if(!this.json.extensionsRequired.find(function(ext){return ext===extensionName;})){this.json.extensionsRequired.push(extensionName);}}},{key:"removeExtension",value:function removeExtension(extensionName){if(this.json.extensionsRequired){this._removeStringFromArray(this.json.extensionsRequired,extensionName);}if(this.json.extensionsUsed){this._removeStringFromArray(this.json.extensionsUsed,extensionName);}if(this.json.extensions){delete this.json.extensions[extensionName];}}},{key:"setDefaultScene",value:function setDefaultScene(sceneIndex){this.json.scene=sceneIndex;}},{key:"addScene",value:function addScene(scene){var nodeIndices=scene.nodeIndices;this.json.scenes=this.json.scenes||[];this.json.scenes.push({nodes:nodeIndices});return this.json.scenes.length-1;}},{key:"addNode",value:function addNode(node){var meshIndex=node.meshIndex,matrix=node.matrix;this.json.nodes=this.json.nodes||[];var nodeData={mesh:meshIndex};if(matrix){nodeData.matrix=matrix;}this.json.nodes.push(nodeData);return this.json.nodes.length-1;}},{key:"addMesh",value:function addMesh(mesh){var attributes=mesh.attributes,indices=mesh.indices,material=mesh.material,_mesh$mode=mesh.mode,mode=_mesh$mode===void 0?4:_mesh$mode;var accessors=this._addAttributes(attributes);var glTFMesh={primitives:[{attributes:accessors,mode:mode}]};if(indices){var indicesAccessor=this._addIndices(indices);glTFMesh.primitives[0].indices=indicesAccessor;}if(Number.isFinite(material)){glTFMesh.primitives[0].material=material;}this.json.meshes=this.json.meshes||[];this.json.meshes.push(glTFMesh);return this.json.meshes.length-1;}},{key:"addPointCloud",value:function addPointCloud(attributes){var accessorIndices=this._addAttributes(attributes);var glTFMesh={primitives:[{attributes:accessorIndices,mode:0}]};this.json.meshes=this.json.meshes||[];this.json.meshes.push(glTFMesh);return this.json.meshes.length-1;}},{key:"addImage",value:function addImage(imageData,mimeTypeOpt){var metadata=getBinaryImageMetadata(imageData);var mimeType=mimeTypeOpt||(metadata===null||metadata===void 0?void 0:metadata.mimeType);var bufferViewIndex=this.addBufferView(imageData);var glTFImage={bufferView:bufferViewIndex,mimeType:mimeType};this.json.images=this.json.images||[];this.json.images.push(glTFImage);return this.json.images.length-1;}},{key:"addBufferView",value:function addBufferView(buffer){var byteLength=buffer.byteLength;assert$1(Number.isFinite(byteLength));this.sourceBuffers=this.sourceBuffers||[];this.sourceBuffers.push(buffer);var glTFBufferView={buffer:0,byteOffset:this.byteLength,byteLength:byteLength};this.byteLength+=padToNBytes(byteLength,4);this.json.bufferViews=this.json.bufferViews||[];this.json.bufferViews.push(glTFBufferView);return this.json.bufferViews.length-1;}},{key:"addAccessor",value:function addAccessor(bufferViewIndex,accessor){var glTFAccessor={bufferView:bufferViewIndex,type:getAccessorTypeFromSize(accessor.size),componentType:accessor.componentType,count:accessor.count,max:accessor.max,min:accessor.min};this.json.accessors=this.json.accessors||[];this.json.accessors.push(glTFAccessor);return this.json.accessors.length-1;}},{key:"addBinaryBuffer",value:function addBinaryBuffer(sourceBuffer){var accessor=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{size:3};var bufferViewIndex=this.addBufferView(sourceBuffer);var minMax={min:accessor.min,max:accessor.max};if(!minMax.min||!minMax.max){minMax=this._getAccessorMinMax(sourceBuffer,accessor.size);}var accessorDefaults={size:accessor.size,componentType:getComponentTypeFromArray(sourceBuffer),count:Math.round(sourceBuffer.length/accessor.size),min:minMax.min,max:minMax.max};return this.addAccessor(bufferViewIndex,Object.assign(accessorDefaults,accessor));}},{key:"addTexture",value:function addTexture(texture){var imageIndex=texture.imageIndex;var glTFTexture={source:imageIndex};this.json.textures=this.json.textures||[];this.json.textures.push(glTFTexture);return this.json.textures.length-1;}},{key:"addMaterial",value:function addMaterial(pbrMaterialInfo){this.json.materials=this.json.materials||[];this.json.materials.push(pbrMaterialInfo);return this.json.materials.length-1;}},{key:"createBinaryChunk",value:function createBinaryChunk(){var _this$json,_this$json$buffers;this.gltf.buffers=[];var totalByteLength=this.byteLength;var arrayBuffer=new ArrayBuffer(totalByteLength);var targetArray=new Uint8Array(arrayBuffer);var dstByteOffset=0;var _iterator17=_createForOfIteratorHelper(this.sourceBuffers||[]),_step17;try{for(_iterator17.s();!(_step17=_iterator17.n()).done;){var sourceBuffer=_step17.value;dstByteOffset=copyToArray(sourceBuffer,targetArray,dstByteOffset);}}catch(err){_iterator17.e(err);}finally{_iterator17.f();}if((_this$json=this.json)!==null&&_this$json!==void 0&&(_this$json$buffers=_this$json.buffers)!==null&&_this$json$buffers!==void 0&&_this$json$buffers[0]){this.json.buffers[0].byteLength=totalByteLength;}else{this.json.buffers=[{byteLength:totalByteLength}];}this.gltf.binary=arrayBuffer;this.sourceBuffers=[arrayBuffer];}},{key:"_removeStringFromArray",value:function _removeStringFromArray(array,string){var found=true;while(found){var index=array.indexOf(string);if(index>-1){array.splice(index,1);}else{found=false;}}}},{key:"_addAttributes",value:function _addAttributes(){var attributes=arguments.length>0&&arguments[0]!==undefined?arguments[0]:{};var result={};for(var attributeKey in attributes){var attributeData=attributes[attributeKey];var attrName=this._getGltfAttributeName(attributeKey);var accessor=this.addBinaryBuffer(attributeData.value,attributeData);result[attrName]=accessor;}return result;}},{key:"_addIndices",value:function _addIndices(indices){return this.addBinaryBuffer(indices,{size:1});}},{key:"_getGltfAttributeName",value:function _getGltfAttributeName(attributeName){switch(attributeName.toLowerCase()){case'position':case'positions':case'vertices':return'POSITION';case'normal':case'normals':return'NORMAL';case'color':case'colors':return'COLOR_0';case'texcoord':case'texcoords':return'TEXCOORD_0';default:return attributeName;}}},{key:"_getAccessorMinMax",value:function _getAccessorMinMax(buffer,size){var result={min:null,max:null};if(buffer.length<size){return result;}result.min=[];result.max=[];var initValues=buffer.subarray(0,size);var _iterator18=_createForOfIteratorHelper(initValues),_step18;try{for(_iterator18.s();!(_step18=_iterator18.n()).done;){var value=_step18.value;result.min.push(value);result.max.push(value);}}catch(err){_iterator18.e(err);}finally{_iterator18.f();}for(var index=size;index<buffer.length;index+=size){for(var componentIndex=0;componentIndex<size;componentIndex++){result.min[0+componentIndex]=Math.min(result.min[0+componentIndex],buffer[index+componentIndex]);result.max[0+componentIndex]=Math.max(result.max[0+componentIndex],buffer[index+componentIndex]);}}return result;}}]);return GLTFScenegraph;}();var wasm_base='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';var 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';var detector=new Uint8Array([0,97,115,109,1,0,0,0,1,4,1,96,0,0,3,3,2,0,0,5,3,1,0,1,12,1,0,10,22,2,12,0,65,0,65,0,65,0,252,10,0,0,11,7,0,65,0,253,15,26,11]);var wasmpack=new Uint8Array([32,0,65,253,3,1,2,34,4,106,6,5,11,8,7,20,13,33,12,16,128,9,116,64,19,113,127,15,10,21,22,14,255,66,24,54,136,107,18,23,192,26,114,118,132,17,77,101,130,144,27,87,131,44,45,74,156,154,70,167]);var FILTERS={0:'',1:'meshopt_decodeFilterOct',2:'meshopt_decodeFilterQuat',3:'meshopt_decodeFilterExp',NONE:'',OCTAHEDRAL:'meshopt_decodeFilterOct',QUATERNION:'meshopt_decodeFilterQuat',EXPONENTIAL:'meshopt_decodeFilterExp'};var DECODERS={0:'meshopt_decodeVertexBuffer',1:'meshopt_decodeIndexBuffer',2:'meshopt_decodeIndexSequence',ATTRIBUTES:'meshopt_decodeVertexBuffer',TRIANGLES:'meshopt_decodeIndexBuffer',INDICES:'meshopt_decodeIndexSequence'};function meshoptDecodeGltfBuffer(_x59,_x60,_x61,_x62,_x63){return _meshoptDecodeGltfBuffer.apply(this,arguments);}function _meshoptDecodeGltfBuffer(){_meshoptDecodeGltfBuffer=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee33(target,count,size,source,mode){var filter,instance,_args31=arguments;return _regeneratorRuntime().wrap(function _callee33$(_context37){while(1){switch(_context37.prev=_context37.next){case 0:filter=_args31.length>5&&_args31[5]!==undefined?_args31[5]:'NONE';_context37.next=3;return loadWasmInstance();case 3:instance=_context37.sent;decode$5(instance,instance.exports[DECODERS[mode]],target,count,size,source,instance.exports[FILTERS[filter||'NONE']]);case 5:case"end":return _context37.stop();}}},_callee33);}));return _meshoptDecodeGltfBuffer.apply(this,arguments);}var wasmPromise;function loadWasmInstance(){return _loadWasmInstance.apply(this,arguments);}function _loadWasmInstance(){_loadWasmInstance=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee34(){return _regeneratorRuntime().wrap(function 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EXT_MESHOPT_COMPRESSION='EXT_meshopt_compression';var name$6=EXT_MESHOPT_COMPRESSION;function decode$4(_x64,_x65){return _decode$.apply(this,arguments);}function _decode$(){_decode$=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee36(gltfData,options){var _options$gltf,scenegraph,promises,_iterator48,_step48,bufferViewIndex;return _regeneratorRuntime().wrap(function _callee36$(_context40){while(1){switch(_context40.prev=_context40.next){case 0:scenegraph=new GLTFScenegraph(gltfData);if(options!==null&&options!==void 0&&(_options$gltf=options.gltf)!==null&&_options$gltf!==void 0&&_options$gltf.decompressMeshes){_context40.next=3;break;}return _context40.abrupt("return");case 3:promises=[];_iterator48=_createForOfIteratorHelper(gltfData.json.bufferViews||[]);try{for(_iterator48.s();!(_step48=_iterator48.n()).done;){bufferViewIndex=_step48.value;promises.push(decodeMeshoptBufferView(scenegraph,bufferViewIndex));}}catch(err){_iterator48.e(err);}finally{_iterator48.f();}_context40.next=8;return Promise.all(promises);case 8:scenegraph.removeExtension(EXT_MESHOPT_COMPRESSION);case 9:case"end":return _context40.stop();}}},_callee36);}));return _decode$.apply(this,arguments);}function decodeMeshoptBufferView(_x66,_x67){return _decodeMeshoptBufferView.apply(this,arguments);}function _decodeMeshoptBufferView(){_decodeMeshoptBufferView=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee37(scenegraph,bufferView){var meshoptExtension,_meshoptExtension$byt,byteOffset,_meshoptExtension$byt2,byteLength,byteStride,count,mode,_meshoptExtension$fil,filter,bufferIndex,buffer,source,result;return _regeneratorRuntime().wrap(function _callee37$(_context41){while(1){switch(_context41.prev=_context41.next){case 0:meshoptExtension=scenegraph.getObjectExtension(bufferView,EXT_MESHOPT_COMPRESSION);if(!meshoptExtension){_context41.next=9;break;}_meshoptExtension$byt=meshoptExtension.byteOffset,byteOffset=_meshoptExtension$byt===void 0?0:_meshoptExtension$byt,_meshoptExtension$byt2=meshoptExtension.byteLength,byteLength=_meshoptExtension$byt2===void 0?0:_meshoptExtension$byt2,byteStride=meshoptExtension.byteStride,count=meshoptExtension.count,mode=meshoptExtension.mode,_meshoptExtension$fil=meshoptExtension.filter,filter=_meshoptExtension$fil===void 0?'NONE':_meshoptExtension$fil,bufferIndex=meshoptExtension.buffer;buffer=scenegraph.gltf.buffers[bufferIndex];source=new Uint8Array(buffer.arrayBuffer,buffer.byteOffset+byteOffset,byteLength);result=new Uint8Array(scenegraph.gltf.buffers[bufferView.buffer].arrayBuffer,bufferView.byteOffset,bufferView.byteLength);_context41.next=8;return meshoptDecodeGltfBuffer(result,count,byteStride,source,mode,filter);case 8:return _context41.abrupt("return",result);case 9:return _context41.abrupt("return",null);case 10:case"end":return _context41.stop();}}},_callee37);}));return _decodeMeshoptBufferView.apply(this,arguments);}var EXT_meshopt_compression=/*#__PURE__*/Object.freeze({__proto__:null,name:name$6,decode:decode$4});var EXT_TEXTURE_WEBP='EXT_texture_webp';var name$5=EXT_TEXTURE_WEBP;function preprocess$3(gltfData,options){var scenegraph=new GLTFScenegraph(gltfData);if(!_isImageFormatSupported('image/webp')){if(scenegraph.getRequiredExtensions().includes(EXT_TEXTURE_WEBP)){throw new Error("gltf: Required extension ".concat(EXT_TEXTURE_WEBP," not supported by browser"));}return;}var json=scenegraph.json;var _iterator19=_createForOfIteratorHelper(json.textures||[]),_step19;try{for(_iterator19.s();!(_step19=_iterator19.n()).done;){var texture=_step19.value;var extension=scenegraph.getObjectExtension(texture,EXT_TEXTURE_WEBP);if(extension){texture.source=extension.source;}scenegraph.removeObjectExtension(texture,EXT_TEXTURE_WEBP);}}catch(err){_iterator19.e(err);}finally{_iterator19.f();}scenegraph.removeExtension(EXT_TEXTURE_WEBP);}var EXT_texture_webp=/*#__PURE__*/Object.freeze({__proto__:null,name:name$5,preprocess:preprocess$3});var KHR_TEXTURE_BASISU='KHR_texture_basisu';var name$4=KHR_TEXTURE_BASISU;function preprocess$2(gltfData,options){var scene=new GLTFScenegraph(gltfData);var json=scene.json;var _iterator20=_createForOfIteratorHelper(json.textures||[]),_step20;try{for(_iterator20.s();!(_step20=_iterator20.n()).done;){var texture=_step20.value;var extension=scene.getObjectExtension(texture,KHR_TEXTURE_BASISU);if(extension){texture.source=extension.source;}scene.removeObjectExtension(texture,KHR_TEXTURE_BASISU);}}catch(err){_iterator20.e(err);}finally{_iterator20.f();}scene.removeExtension(KHR_TEXTURE_BASISU);}var KHR_texture_basisu=/*#__PURE__*/Object.freeze({__proto__:null,name:name$4,preprocess:preprocess$2});var VERSION$1="3.2.6";var DEFAULT_DRACO_OPTIONS={draco:{decoderType:(typeof WebAssembly==="undefined"?"undefined":_typeof(WebAssembly))==='object'?'wasm':'js',libraryPath:'libs/',extraAttributes:{},attributeNameEntry:undefined}};var DracoLoader$1={name:'Draco',id:'draco',module:'draco',shapes:['mesh'],version:VERSION$1,worker:true,extensions:['drc'],mimeTypes:['application/octet-stream'],binary:true,tests:['DRACO'],options:DEFAULT_DRACO_OPTIONS};function getMeshBoundingBox(attributes){var minX=Infinity;var minY=Infinity;var minZ=Infinity;var maxX=-Infinity;var maxY=-Infinity;var maxZ=-Infinity;var positions=attributes.POSITION?attributes.POSITION.value:[];var len=positions&&positions.length;for(var _i518=0;_i518<len;_i518+=3){var x=positions[_i518];var y=positions[_i518+1];var _z4=positions[_i518+2];minX=x<minX?x:minX;minY=y<minY?y:minY;minZ=_z4<minZ?_z4:minZ;maxX=x>maxX?x:maxX;maxY=y>maxY?y:maxY;maxZ=_z4>maxZ?_z4:maxZ;}return[[minX,minY,minZ],[maxX,maxY,maxZ]];}function assert(condition,message){if(!condition){throw new Error(message||'loader assertion failed.');}}var Schema=/*#__PURE__*/function(){function Schema(fields,metadata){_classCallCheck(this,Schema);_defineProperty(this,"fields",void 0);_defineProperty(this,"metadata",void 0);assert(Array.isArray(fields));checkNames(fields);this.fields=fields;this.metadata=metadata||new Map();}_createClass(Schema,[{key:"compareTo",value:function compareTo(other){if(this.metadata!==other.metadata){return false;}if(this.fields.length!==other.fields.length){return false;}for(var _i519=0;_i519<this.fields.length;++_i519){if(!this.fields[_i519].compareTo(other.fields[_i519])){return false;}}return true;}},{key:"select",value:function select(){var nameMap=Object.create(null);for(var _len109=arguments.length,columnNames=new Array(_len109),_key11=0;_key11<_len109;_key11++){columnNames[_key11]=arguments[_key11];}for(var _i520=0,_columnNames=columnNames;_i520<_columnNames.length;_i520++){var _name6=_columnNames[_i520];nameMap[_name6]=true;}var selectedFields=this.fields.filter(function(field){return nameMap[field.name];});return new Schema(selectedFields,this.metadata);}},{key:"selectAt",value:function selectAt(){var _this119=this;for(var _len110=arguments.length,columnIndices=new Array(_len110),_key12=0;_key12<_len110;_key12++){columnIndices[_key12]=arguments[_key12];}var selectedFields=columnIndices.map(function(index){return _this119.fields[index];}).filter(Boolean);return new Schema(selectedFields,this.metadata);}},{key:"assign",value:function assign(schemaOrFields){var fields;var metadata=this.metadata;if(schemaOrFields instanceof Schema){var otherSchema=schemaOrFields;fields=otherSchema.fields;metadata=mergeMaps(mergeMaps(new Map(),this.metadata),otherSchema.metadata);}else{fields=schemaOrFields;}var fieldMap=Object.create(null);var _iterator21=_createForOfIteratorHelper(this.fields),_step21;try{for(_iterator21.s();!(_step21=_iterator21.n()).done;){var field=_step21.value;fieldMap[field.name]=field;}}catch(err){_iterator21.e(err);}finally{_iterator21.f();}var _iterator22=_createForOfIteratorHelper(fields),_step22;try{for(_iterator22.s();!(_step22=_iterator22.n()).done;){var _field=_step22.value;fieldMap[_field.name]=_field;}}catch(err){_iterator22.e(err);}finally{_iterator22.f();}var mergedFields=Object.values(fieldMap);return new Schema(mergedFields,metadata);}}]);return Schema;}();function checkNames(fields){var usedNames={};var _iterator23=_createForOfIteratorHelper(fields),_step23;try{for(_iterator23.s();!(_step23=_iterator23.n()).done;){var field=_step23.value;if(usedNames[field.name]){console.warn('Schema: duplicated field name',field.name,field);}usedNames[field.name]=true;}}catch(err){_iterator23.e(err);}finally{_iterator23.f();}}function mergeMaps(m1,m2){return new Map([].concat(_toConsumableArray(m1||new Map()),_toConsumableArray(m2||new Map())));}var Field=/*#__PURE__*/function(){function Field(name,type){var nullable=arguments.length>2&&arguments[2]!==undefined?arguments[2]:false;var metadata=arguments.length>3&&arguments[3]!==undefined?arguments[3]:new Map();_classCallCheck(this,Field);_defineProperty(this,"name",void 0);_defineProperty(this,"type",void 0);_defineProperty(this,"nullable",void 0);_defineProperty(this,"metadata",void 0);this.name=name;this.type=type;this.nullable=nullable;this.metadata=metadata;}_createClass(Field,[{key:"typeId",get:function get(){return this.type&&this.type.typeId;}},{key:"clone",value:function clone(){return new Field(this.name,this.type,this.nullable,this.metadata);}},{key:"compareTo",value:function compareTo(other){return this.name===other.name&&this.type===other.type&&this.nullable===other.nullable&&this.metadata===other.metadata;}},{key:"toString",value:function toString(){return"".concat(this.type).concat(this.nullable?', nullable':'').concat(this.metadata?", metadata: ".concat(this.metadata):'');}}]);return Field;}();var Type;(function(Type){Type[Type["NONE"]=0]="NONE";Type[Type["Null"]=1]="Null";Type[Type["Int"]=2]="Int";Type[Type["Float"]=3]="Float";Type[Type["Binary"]=4]="Binary";Type[Type["Utf8"]=5]="Utf8";Type[Type["Bool"]=6]="Bool";Type[Type["Decimal"]=7]="Decimal";Type[Type["Date"]=8]="Date";Type[Type["Time"]=9]="Time";Type[Type["Timestamp"]=10]="Timestamp";Type[Type["Interval"]=11]="Interval";Type[Type["List"]=12]="List";Type[Type["Struct"]=13]="Struct";Type[Type["Union"]=14]="Union";Type[Type["FixedSizeBinary"]=15]="FixedSizeBinary";Type[Type["FixedSizeList"]=16]="FixedSizeList";Type[Type["Map"]=17]="Map";Type[Type["Dictionary"]=-1]="Dictionary";Type[Type["Int8"]=-2]="Int8";Type[Type["Int16"]=-3]="Int16";Type[Type["Int32"]=-4]="Int32";Type[Type["Int64"]=-5]="Int64";Type[Type["Uint8"]=-6]="Uint8";Type[Type["Uint16"]=-7]="Uint16";Type[Type["Uint32"]=-8]="Uint32";Type[Type["Uint64"]=-9]="Uint64";Type[Type["Float16"]=-10]="Float16";Type[Type["Float32"]=-11]="Float32";Type[Type["Float64"]=-12]="Float64";Type[Type["DateDay"]=-13]="DateDay";Type[Type["DateMillisecond"]=-14]="DateMillisecond";Type[Type["TimestampSecond"]=-15]="TimestampSecond";Type[Type["TimestampMillisecond"]=-16]="TimestampMillisecond";Type[Type["TimestampMicrosecond"]=-17]="TimestampMicrosecond";Type[Type["TimestampNanosecond"]=-18]="TimestampNanosecond";Type[Type["TimeSecond"]=-19]="TimeSecond";Type[Type["TimeMillisecond"]=-20]="TimeMillisecond";Type[Type["TimeMicrosecond"]=-21]="TimeMicrosecond";Type[Type["TimeNanosecond"]=-22]="TimeNanosecond";Type[Type["DenseUnion"]=-23]="DenseUnion";Type[Type["SparseUnion"]=-24]="SparseUnion";Type[Type["IntervalDayTime"]=-25]="IntervalDayTime";Type[Type["IntervalYearMonth"]=-26]="IntervalYearMonth";})(Type||(Type={}));var 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_super156.call(this,Precision.DOUBLE);}return _createClass(Float64);}(Float);_Symbol$toStringTag7=Symbol.toStringTag;var FixedSizeList=/*#__PURE__*/function(_DataType3,_Symbol$toStringTag5){_inherits(FixedSizeList,_DataType3);var _super157=_createSuper(FixedSizeList);function FixedSizeList(listSize,child){var _this122;_classCallCheck(this,FixedSizeList);_this122=_super157.call(this);_defineProperty(_assertThisInitialized(_this122),"listSize",void 0);_defineProperty(_assertThisInitialized(_this122),"children",void 0);_this122.listSize=listSize;_this122.children=[child];return _this122;}_createClass(FixedSizeList,[{key:"typeId",get:function get(){return Type.FixedSizeList;}},{key:"valueType",get:function get(){return this.children[0].type;}},{key:"valueField",get:function get(){return this.children[0];}},{key:_Symbol$toStringTag5,get:function get(){return'FixedSizeList';}},{key:"toString",value:function toString(){return"FixedSizeList[".concat(this.listSize,"]<").concat(this.valueType,">");}}]);return FixedSizeList;}(DataType,_Symbol$toStringTag7);function getArrowTypeFromTypedArray(array){switch(array.constructor){case Int8Array:return new Int8();case Uint8Array:return new Uint8();case Int16Array:return new Int16();case Uint16Array:return new Uint16();case Int32Array:return new Int32();case Uint32Array:return new Uint32();case Float32Array:return new Float32();case Float64Array:return new Float64();default:throw new Error('array type not supported');}}function deduceMeshField(attributeName,attribute,optionalMetadata){var type=getArrowTypeFromTypedArray(attribute.value);var metadata=optionalMetadata?optionalMetadata:makeMeshAttributeMetadata(attribute);var field=new Field(attributeName,new FixedSizeList(attribute.size,new Field('value',type)),false,metadata);return field;}function makeMeshAttributeMetadata(attribute){var result=new Map();if('byteOffset'in attribute){result.set('byteOffset',attribute.byteOffset.toString(10));}if('byteStride'in attribute){result.set('byteStride',attribute.byteStride.toString(10));}if('normalized'in attribute){result.set('normalized',attribute.normalized.toString());}return result;}function getDracoSchema(attributes,loaderData,indices){var metadataMap=makeMetadata(loaderData.metadata);var fields=[];var namedLoaderDataAttributes=transformAttributesLoaderData(loaderData.attributes);for(var attributeName in attributes){var attribute=attributes[attributeName];var field=getArrowFieldFromAttribute(attributeName,attribute,namedLoaderDataAttributes[attributeName]);fields.push(field);}if(indices){var indicesField=getArrowFieldFromAttribute('indices',indices);fields.push(indicesField);}return new Schema(fields,metadataMap);}function transformAttributesLoaderData(loaderData){var result={};for(var key in loaderData){var dracoAttribute=loaderData[key];result[dracoAttribute.name||'undefined']=dracoAttribute;}return result;}function getArrowFieldFromAttribute(attributeName,attribute,loaderData){var metadataMap=loaderData?makeMetadata(loaderData.metadata):undefined;var field=deduceMeshField(attributeName,attribute,metadataMap);return field;}function makeMetadata(metadata){var metadataMap=new Map();for(var key in metadata){metadataMap.set("".concat(key,".string"),JSON.stringify(metadata[key]));}return metadataMap;}var DRACO_TO_GLTF_ATTRIBUTE_NAME_MAP={POSITION:'POSITION',NORMAL:'NORMAL',COLOR:'COLOR_0',TEX_COORD:'TEXCOORD_0'};var DRACO_DATA_TYPE_TO_TYPED_ARRAY_MAP={1:Int8Array,2:Uint8Array,3:Int16Array,4:Uint16Array,5:Int32Array,6:Uint32Array,9:Float32Array};var INDEX_ITEM_SIZE=4;var DracoParser=/*#__PURE__*/function(){function DracoParser(draco){_classCallCheck(this,DracoParser);_defineProperty(this,"draco",void 0);_defineProperty(this,"decoder",void 0);_defineProperty(this,"metadataQuerier",void 0);this.draco=draco;this.decoder=new this.draco.Decoder();this.metadataQuerier=new this.draco.MetadataQuerier();}_createClass(DracoParser,[{key:"destroy",value:function destroy(){this.draco.destroy(this.decoder);this.draco.destroy(this.metadataQuerier);}},{key:"parseSync",value:function parseSync(arrayBuffer){var options=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};var buffer=new this.draco.DecoderBuffer();buffer.Init(new Int8Array(arrayBuffer),arrayBuffer.byteLength);this._disableAttributeTransforms(options);var geometry_type=this.decoder.GetEncodedGeometryType(buffer);var dracoGeometry=geometry_type===this.draco.TRIANGULAR_MESH?new this.draco.Mesh():new this.draco.PointCloud();try{var dracoStatus;switch(geometry_type){case this.draco.TRIANGULAR_MESH:dracoStatus=this.decoder.DecodeBufferToMesh(buffer,dracoGeometry);break;case this.draco.POINT_CLOUD:dracoStatus=this.decoder.DecodeBufferToPointCloud(buffer,dracoGeometry);break;default:throw new Error('DRACO: Unknown geometry type.');}if(!dracoStatus.ok()||!dracoGeometry.ptr){var message="DRACO decompression failed: ".concat(dracoStatus.error_msg());throw new Error(message);}var loaderData=this._getDracoLoaderData(dracoGeometry,geometry_type,options);var geometry=this._getMeshData(dracoGeometry,loaderData,options);var boundingBox=getMeshBoundingBox(geometry.attributes);var schema=getDracoSchema(geometry.attributes,loaderData,geometry.indices);var data=_objectSpread(_objectSpread({loader:'draco',loaderData:loaderData,header:{vertexCount:dracoGeometry.num_points(),boundingBox:boundingBox}},geometry),{},{schema:schema});return data;}finally{this.draco.destroy(buffer);if(dracoGeometry){this.draco.destroy(dracoGeometry);}}}},{key:"_getDracoLoaderData",value:function _getDracoLoaderData(dracoGeometry,geometry_type,options){var metadata=this._getTopLevelMetadata(dracoGeometry);var attributes=this._getDracoAttributes(dracoGeometry,options);return{geometry_type:geometry_type,num_attributes:dracoGeometry.num_attributes(),num_points:dracoGeometry.num_points(),num_faces:dracoGeometry instanceof this.draco.Mesh?dracoGeometry.num_faces():0,metadata:metadata,attributes:attributes};}},{key:"_getDracoAttributes",value:function _getDracoAttributes(dracoGeometry,options){var dracoAttributes={};for(var attributeId=0;attributeId<dracoGeometry.num_attributes();attributeId++){var dracoAttribute=this.decoder.GetAttribute(dracoGeometry,attributeId);var metadata=this._getAttributeMetadata(dracoGeometry,attributeId);dracoAttributes[dracoAttribute.unique_id()]={unique_id:dracoAttribute.unique_id(),attribute_type:dracoAttribute.attribute_type(),data_type:dracoAttribute.data_type(),num_components:dracoAttribute.num_components(),byte_offset:dracoAttribute.byte_offset(),byte_stride:dracoAttribute.byte_stride(),normalized:dracoAttribute.normalized(),attribute_index:attributeId,metadata:metadata};var quantization=this._getQuantizationTransform(dracoAttribute,options);if(quantization){dracoAttributes[dracoAttribute.unique_id()].quantization_transform=quantization;}var octahedron=this._getOctahedronTransform(dracoAttribute,options);if(octahedron){dracoAttributes[dracoAttribute.unique_id()].octahedron_transform=octahedron;}}return dracoAttributes;}},{key:"_getMeshData",value:function _getMeshData(dracoGeometry,loaderData,options){var attributes=this._getMeshAttributes(loaderData,dracoGeometry,options);var positionAttribute=attributes.POSITION;if(!positionAttribute){throw new Error('DRACO: No position attribute found.');}if(dracoGeometry instanceof this.draco.Mesh){switch(options.topology){case'triangle-strip':return{topology:'triangle-strip',mode:4,attributes:attributes,indices:{value:this._getTriangleStripIndices(dracoGeometry),size:1}};case'triangle-list':default:return{topology:'triangle-list',mode:5,attributes:attributes,indices:{value:this._getTriangleListIndices(dracoGeometry),size:1}};}}return{topology:'point-list',mode:0,attributes:attributes};}},{key:"_getMeshAttributes",value:function _getMeshAttributes(loaderData,dracoGeometry,options){var attributes={};for(var _i521=0,_Object$values=Object.values(loaderData.attributes);_i521<_Object$values.length;_i521++){var loaderAttribute=_Object$values[_i521];var attributeName=this._deduceAttributeName(loaderAttribute,options);loaderAttribute.name=attributeName;var _this$_getAttributeVa=this._getAttributeValues(dracoGeometry,loaderAttribute),value=_this$_getAttributeVa.value,size=_this$_getAttributeVa.size;attributes[attributeName]={value:value,size:size,byteOffset:loaderAttribute.byte_offset,byteStride:loaderAttribute.byte_stride,normalized:loaderAttribute.normalized};}return attributes;}},{key:"_getTriangleListIndices",value:function _getTriangleListIndices(dracoGeometry){var numFaces=dracoGeometry.num_faces();var numIndices=numFaces*3;var byteLength=numIndices*INDEX_ITEM_SIZE;var ptr=this.draco._malloc(byteLength);try{this.decoder.GetTrianglesUInt32Array(dracoGeometry,byteLength,ptr);return new Uint32Array(this.draco.HEAPF32.buffer,ptr,numIndices).slice();}finally{this.draco._free(ptr);}}},{key:"_getTriangleStripIndices",value:function _getTriangleStripIndices(dracoGeometry){var dracoArray=new this.draco.DracoInt32Array();try{this.decoder.GetTriangleStripsFromMesh(dracoGeometry,dracoArray);return getUint32Array(dracoArray);}finally{this.draco.destroy(dracoArray);}}},{key:"_getAttributeValues",value:function _getAttributeValues(dracoGeometry,attribute){var TypedArrayCtor=DRACO_DATA_TYPE_TO_TYPED_ARRAY_MAP[attribute.data_type];var numComponents=attribute.num_components;var numPoints=dracoGeometry.num_points();var numValues=numPoints*numComponents;var byteLength=numValues*TypedArrayCtor.BYTES_PER_ELEMENT;var dataType=getDracoDataType(this.draco,TypedArrayCtor);var value;var ptr=this.draco._malloc(byteLength);try{var dracoAttribute=this.decoder.GetAttribute(dracoGeometry,attribute.attribute_index);this.decoder.GetAttributeDataArrayForAllPoints(dracoGeometry,dracoAttribute,dataType,byteLength,ptr);value=new TypedArrayCtor(this.draco.HEAPF32.buffer,ptr,numValues).slice();}finally{this.draco._free(ptr);}return{value:value,size:numComponents};}},{key:"_deduceAttributeName",value:function _deduceAttributeName(attribute,options){var uniqueId=attribute.unique_id;for(var _i522=0,_Object$entries4=Object.entries(options.extraAttributes||{});_i522<_Object$entries4.length;_i522++){var _Object$entries4$_i=_slicedToArray(_Object$entries4[_i522],2),attributeName=_Object$entries4$_i[0],attributeUniqueId=_Object$entries4$_i[1];if(attributeUniqueId===uniqueId){return attributeName;}}var thisAttributeType=attribute.attribute_type;for(var dracoAttributeConstant in DRACO_TO_GLTF_ATTRIBUTE_NAME_MAP){var attributeType=this.draco[dracoAttributeConstant];if(attributeType===thisAttributeType){return DRACO_TO_GLTF_ATTRIBUTE_NAME_MAP[dracoAttributeConstant];}}var entryName=options.attributeNameEntry||'name';if(attribute.metadata[entryName]){return attribute.metadata[entryName].string;}return"CUSTOM_ATTRIBUTE_".concat(uniqueId);}},{key:"_getTopLevelMetadata",value:function _getTopLevelMetadata(dracoGeometry){var dracoMetadata=this.decoder.GetMetadata(dracoGeometry);return this._getDracoMetadata(dracoMetadata);}},{key:"_getAttributeMetadata",value:function _getAttributeMetadata(dracoGeometry,attributeId){var dracoMetadata=this.decoder.GetAttributeMetadata(dracoGeometry,attributeId);return this._getDracoMetadata(dracoMetadata);}},{key:"_getDracoMetadata",value:function _getDracoMetadata(dracoMetadata){if(!dracoMetadata||!dracoMetadata.ptr){return{};}var result={};var numEntries=this.metadataQuerier.NumEntries(dracoMetadata);for(var entryIndex=0;entryIndex<numEntries;entryIndex++){var entryName=this.metadataQuerier.GetEntryName(dracoMetadata,entryIndex);result[entryName]=this._getDracoMetadataField(dracoMetadata,entryName);}return result;}},{key:"_getDracoMetadataField",value:function _getDracoMetadataField(dracoMetadata,entryName){var dracoArray=new this.draco.DracoInt32Array();try{this.metadataQuerier.GetIntEntryArray(dracoMetadata,entryName,dracoArray);var intArray=getInt32Array(dracoArray);return{"int":this.metadataQuerier.GetIntEntry(dracoMetadata,entryName),string:this.metadataQuerier.GetStringEntry(dracoMetadata,entryName),"double":this.metadataQuerier.GetDoubleEntry(dracoMetadata,entryName),intArray:intArray};}finally{this.draco.destroy(dracoArray);}}},{key:"_disableAttributeTransforms",value:function _disableAttributeTransforms(options){var _options$quantizedAtt=options.quantizedAttributes,quantizedAttributes=_options$quantizedAtt===void 0?[]:_options$quantizedAtt,_options$octahedronAt=options.octahedronAttributes,octahedronAttributes=_options$octahedronAt===void 0?[]:_options$octahedronAt;var skipAttributes=[].concat(_toConsumableArray(quantizedAttributes),_toConsumableArray(octahedronAttributes));var _iterator24=_createForOfIteratorHelper(skipAttributes),_step24;try{for(_iterator24.s();!(_step24=_iterator24.n()).done;){var dracoAttributeName=_step24.value;this.decoder.SkipAttributeTransform(this.draco[dracoAttributeName]);}}catch(err){_iterator24.e(err);}finally{_iterator24.f();}}},{key:"_getQuantizationTransform",value:function _getQuantizationTransform(dracoAttribute,options){var _this123=this;var _options$quantizedAtt2=options.quantizedAttributes,quantizedAttributes=_options$quantizedAtt2===void 0?[]:_options$quantizedAtt2;var attribute_type=dracoAttribute.attribute_type();var skip=quantizedAttributes.map(function(type){return _this123.decoder[type];}).includes(attribute_type);if(skip){var _transform2=new this.draco.AttributeQuantizationTransform();try{if(_transform2.InitFromAttribute(dracoAttribute)){return{quantization_bits:_transform2.quantization_bits(),range:_transform2.range(),min_values:new Float32Array([1,2,3]).map(function(i){return _transform2.min_value(i);})};}}finally{this.draco.destroy(_transform2);}}return null;}},{key:"_getOctahedronTransform",value:function _getOctahedronTransform(dracoAttribute,options){var _this124=this;var _options$octahedronAt2=options.octahedronAttributes,octahedronAttributes=_options$octahedronAt2===void 0?[]:_options$octahedronAt2;var attribute_type=dracoAttribute.attribute_type();var octahedron=octahedronAttributes.map(function(type){return _this124.decoder[type];}).includes(attribute_type);if(octahedron){var _transform3=new this.draco.AttributeQuantizationTransform();try{if(_transform3.InitFromAttribute(dracoAttribute)){return{quantization_bits:_transform3.quantization_bits()};}}finally{this.draco.destroy(_transform3);}}return null;}}]);return DracoParser;}();function getDracoDataType(draco,attributeType){switch(attributeType){case Float32Array:return draco.DT_FLOAT32;case Int8Array:return draco.DT_INT8;case Int16Array:return draco.DT_INT16;case Int32Array:return draco.DT_INT32;case Uint8Array:return draco.DT_UINT8;case Uint16Array:return draco.DT_UINT16;case Uint32Array:return draco.DT_UINT32;default:return draco.DT_INVALID;}}function getInt32Array(dracoArray){var numValues=dracoArray.size();var intArray=new Int32Array(numValues);for(var _i523=0;_i523<numValues;_i523++){intArray[_i523]=dracoArray.GetValue(_i523);}return intArray;}function getUint32Array(dracoArray){var numValues=dracoArray.size();var intArray=new Int32Array(numValues);for(var _i524=0;_i524<numValues;_i524++){intArray[_i524]=dracoArray.GetValue(_i524);}return intArray;}var DRACO_VERSION='1.4.1';var DRACO_JS_DECODER_URL="https://www.gstatic.com/draco/versioned/decoders/".concat(DRACO_VERSION,"/draco_decoder.js");var DRACO_WASM_WRAPPER_URL="https://www.gstatic.com/draco/versioned/decoders/".concat(DRACO_VERSION,"/draco_wasm_wrapper.js");var DRACO_WASM_DECODER_URL="https://www.gstatic.com/draco/versioned/decoders/".concat(DRACO_VERSION,"/draco_decoder.wasm");var loadDecoderPromise;function loadDracoDecoderModule(_x68){return _loadDracoDecoderModule.apply(this,arguments);}function _loadDracoDecoderModule(){_loadDracoDecoderModule=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee38(options){var modules;return _regeneratorRuntime().wrap(function _callee38$(_context42){while(1){switch(_context42.prev=_context42.next){case 0:modules=options.modules||{};if(modules.draco3d){loadDecoderPromise=loadDecoderPromise||modules.draco3d.createDecoderModule({}).then(function(draco){return{draco:draco};});}else{loadDecoderPromise=loadDecoderPromise||loadDracoDecoder(options);}_context42.next=4;return loadDecoderPromise;case 4:return _context42.abrupt("return",_context42.sent);case 5:case"end":return _context42.stop();}}},_callee38);}));return _loadDracoDecoderModule.apply(this,arguments);}function loadDracoDecoder(_x69){return _loadDracoDecoder.apply(this,arguments);}function _loadDracoDecoder(){_loadDracoDecoder=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee39(options){var DracoDecoderModule,wasmBinary,_yield$Promise$all5,_yield$Promise$all6;return _regeneratorRuntime().wrap(function _callee39$(_context43){while(1){switch(_context43.prev=_context43.next){case 0:_context43.t0=options.draco&&options.draco.decoderType;_context43.next=_context43.t0==='js'?3:_context43.t0==='wasm'?7:7;break;case 3:_context43.next=5;return loadLibrary(DRACO_JS_DECODER_URL,'draco',options);case 5:DracoDecoderModule=_context43.sent;return _context43.abrupt("break",21);case 7:_context43.t1=Promise;_context43.next=10;return loadLibrary(DRACO_WASM_WRAPPER_URL,'draco',options);case 10:_context43.t2=_context43.sent;_context43.next=13;return loadLibrary(DRACO_WASM_DECODER_URL,'draco',options);case 13:_context43.t3=_context43.sent;_context43.t4=[_context43.t2,_context43.t3];_context43.next=17;return _context43.t1.all.call(_context43.t1,_context43.t4);case 17:_yield$Promise$all5=_context43.sent;_yield$Promise$all6=_slicedToArray(_yield$Promise$all5,2);DracoDecoderModule=_yield$Promise$all6[0];wasmBinary=_yield$Promise$all6[1];case 21:DracoDecoderModule=DracoDecoderModule||globalThis.DracoDecoderModule;_context43.next=24;return initializeDracoDecoder(DracoDecoderModule,wasmBinary);case 24:return _context43.abrupt("return",_context43.sent);case 25:case"end":return _context43.stop();}}},_callee39);}));return _loadDracoDecoder.apply(this,arguments);}function initializeDracoDecoder(DracoDecoderModule,wasmBinary){var options={};if(wasmBinary){options.wasmBinary=wasmBinary;}return new Promise(function(resolve){DracoDecoderModule(_objectSpread(_objectSpread({},options),{},{onModuleLoaded:function onModuleLoaded(draco){return resolve({draco:draco});}}));});}({id:isBrowser$3?'draco-writer':'draco-writer-nodejs',name:'Draco compressed geometry writer',module:'draco',version:VERSION$1,worker:true,options:{draco:{},source:null}});var DracoLoader=_objectSpread(_objectSpread({},DracoLoader$1),{},{parse:parse$2});function parse$2(_x70,_x71){return _parse$2.apply(this,arguments);}function _parse$2(){_parse$2=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee40(arrayBuffer,options){var _yield$loadDracoDecod,draco,dracoParser;return _regeneratorRuntime().wrap(function _callee40$(_context44){while(1){switch(_context44.prev=_context44.next){case 0:_context44.next=2;return loadDracoDecoderModule(options);case 2:_yield$loadDracoDecod=_context44.sent;draco=_yield$loadDracoDecod.draco;dracoParser=new DracoParser(draco);_context44.prev=5;return _context44.abrupt("return",dracoParser.parseSync(arrayBuffer,options===null||options===void 0?void 0:options.draco));case 7:_context44.prev=7;dracoParser.destroy();return _context44.finish(7);case 10:case"end":return _context44.stop();}}},_callee40,null,[[5,,7,10]]);}));return _parse$2.apply(this,arguments);}function getGLTFAccessors(attributes){var accessors={};for(var _name7 in attributes){var attribute=attributes[_name7];if(_name7!=='indices'){var glTFAccessor=getGLTFAccessor(attribute);accessors[_name7]=glTFAccessor;}}return accessors;}function getGLTFAccessor(attribute){var _getAccessorData=getAccessorData(attribute),buffer=_getAccessorData.buffer,size=_getAccessorData.size,count=_getAccessorData.count;var glTFAccessor={value:buffer,size:size,byteOffset:0,count:count,type:getAccessorTypeFromSize(size),componentType:getComponentTypeFromArray(buffer)};return glTFAccessor;}function getAccessorData(attribute){var buffer=attribute;var size=1;var count=0;if(attribute&&attribute.value){buffer=attribute.value;size=attribute.size||1;}if(buffer){if(!ArrayBuffer.isView(buffer)){buffer=toTypedArray(buffer,Float32Array);}count=buffer.length/size;}return{buffer:buffer,size:size,count:count};}function toTypedArray(array,ArrayType){var convertTypedArrays=arguments.length>2&&arguments[2]!==undefined?arguments[2]:false;if(!array){return null;}if(Array.isArray(array)){return new ArrayType(array);}if(convertTypedArrays&&!(array instanceof ArrayType)){return new ArrayType(array);}return array;}var KHR_DRACO_MESH_COMPRESSION='KHR_draco_mesh_compression';var name$3=KHR_DRACO_MESH_COMPRESSION;function preprocess$1(gltfData,options,context){var scenegraph=new GLTFScenegraph(gltfData);var _iterator25=_createForOfIteratorHelper(makeMeshPrimitiveIterator(scenegraph)),_step25;try{for(_iterator25.s();!(_step25=_iterator25.n()).done;){var _primitive=_step25.value;if(scenegraph.getObjectExtension(_primitive,KHR_DRACO_MESH_COMPRESSION));}}catch(err){_iterator25.e(err);}finally{_iterator25.f();}}function decode$3(_x72,_x73,_x74){return _decode$2.apply(this,arguments);}function _decode$2(){_decode$2=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee41(gltfData,options,context){var _options$gltf,scenegraph,promises,_iterator49,_step49,_primitive5;return _regeneratorRuntime().wrap(function _callee41$(_context45){while(1){switch(_context45.prev=_context45.next){case 0:if(options!==null&&options!==void 0&&(_options$gltf=options.gltf)!==null&&_options$gltf!==void 0&&_options$gltf.decompressMeshes){_context45.next=2;break;}return _context45.abrupt("return");case 2:scenegraph=new GLTFScenegraph(gltfData);promises=[];_iterator49=_createForOfIteratorHelper(makeMeshPrimitiveIterator(scenegraph));try{for(_iterator49.s();!(_step49=_iterator49.n()).done;){_primitive5=_step49.value;if(scenegraph.getObjectExtension(_primitive5,KHR_DRACO_MESH_COMPRESSION)){promises.push(decompressPrimitive(scenegraph,_primitive5,options,context));}}}catch(err){_iterator49.e(err);}finally{_iterator49.f();}_context45.next=8;return Promise.all(promises);case 8:scenegraph.removeExtension(KHR_DRACO_MESH_COMPRESSION);case 9:case"end":return _context45.stop();}}},_callee41);}));return _decode$2.apply(this,arguments);}function encode$3(gltfData){var options=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};var scenegraph=new GLTFScenegraph(gltfData);var _iterator26=_createForOfIteratorHelper(scenegraph.json.meshes||[]),_step26;try{for(_iterator26.s();!(_step26=_iterator26.n()).done;){var _mesh3=_step26.value;compressMesh(_mesh3);scenegraph.addRequiredExtension(KHR_DRACO_MESH_COMPRESSION);}}catch(err){_iterator26.e(err);}finally{_iterator26.f();}}function decompressPrimitive(_x75,_x76,_x77,_x78){return _decompressPrimitive.apply(this,arguments);}function _decompressPrimitive(){_decompressPrimitive=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee42(scenegraph,primitive,options,context){var dracoExtension,buffer,bufferCopy,parse,dracoOptions,decodedData,decodedAttributes,_i620,_Object$entries6,_Object$entries6$_i,attributeName,decodedAttribute,accessorIndex,accessor;return _regeneratorRuntime().wrap(function _callee42$(_context46){while(1){switch(_context46.prev=_context46.next){case 0:dracoExtension=scenegraph.getObjectExtension(primitive,KHR_DRACO_MESH_COMPRESSION);if(dracoExtension){_context46.next=3;break;}return _context46.abrupt("return");case 3:buffer=scenegraph.getTypedArrayForBufferView(dracoExtension.bufferView);bufferCopy=sliceArrayBuffer(buffer.buffer,buffer.byteOffset);parse=context.parse;dracoOptions=_objectSpread({},options);delete dracoOptions['3d-tiles'];_context46.next=10;return parse(bufferCopy,DracoLoader,dracoOptions,context);case 10:decodedData=_context46.sent;decodedAttributes=getGLTFAccessors(decodedData.attributes);for(_i620=0,_Object$entries6=Object.entries(decodedAttributes);_i620<_Object$entries6.length;_i620++){_Object$entries6$_i=_slicedToArray(_Object$entries6[_i620],2),attributeName=_Object$entries6$_i[0],decodedAttribute=_Object$entries6$_i[1];if(attributeName in primitive.attributes){accessorIndex=primitive.attributes[attributeName];accessor=scenegraph.getAccessor(accessorIndex);if(accessor!==null&&accessor!==void 0&&accessor.min&&accessor!==null&&accessor!==void 0&&accessor.max){decodedAttribute.min=accessor.min;decodedAttribute.max=accessor.max;}}}primitive.attributes=decodedAttributes;if(decodedData.indices){primitive.indices=getGLTFAccessor(decodedData.indices);}checkPrimitive(primitive);case 16:case"end":return _context46.stop();}}},_callee42);}));return _decompressPrimitive.apply(this,arguments);}function compressMesh(attributes,indices){var mode=arguments.length>2&&arguments[2]!==undefined?arguments[2]:4;var options=arguments.length>3?arguments[3]:undefined;var context=arguments.length>4?arguments[4]:undefined;var _context$parseSync;if(!options.DracoWriter){throw new Error('options.gltf.DracoWriter not provided');}var compressedData=options.DracoWriter.encodeSync({attributes:attributes});var decodedData=context===null||context===void 0?void 0:(_context$parseSync=context.parseSync)===null||_context$parseSync===void 0?void 0:_context$parseSync.call(context,{attributes:attributes});var fauxAccessors=options._addFauxAttributes(decodedData.attributes);var bufferViewIndex=options.addBufferView(compressedData);var glTFMesh={primitives:[{attributes:fauxAccessors,mode:mode,extensions:_defineProperty2({},KHR_DRACO_MESH_COMPRESSION,{bufferView:bufferViewIndex,attributes:fauxAccessors})}]};return glTFMesh;}function checkPrimitive(primitive){if(!primitive.attributes&&Object.keys(primitive.attributes).length>0){throw new Error('glTF: Empty primitive detected: Draco decompression failure?');}}function makeMeshPrimitiveIterator(scenegraph){var _iterator27,_step27,_mesh4,_iterator28,_step28,_primitive2;return _regeneratorRuntime().wrap(function makeMeshPrimitiveIterator$(_context10){while(1){switch(_context10.prev=_context10.next){case 0:_iterator27=_createForOfIteratorHelper(scenegraph.json.meshes||[]);_context10.prev=1;_iterator27.s();case 3:if((_step27=_iterator27.n()).done){_context10.next=24;break;}_mesh4=_step27.value;_iterator28=_createForOfIteratorHelper(_mesh4.primitives);_context10.prev=6;_iterator28.s();case 8:if((_step28=_iterator28.n()).done){_context10.next=14;break;}_primitive2=_step28.value;_context10.next=12;return _primitive2;case 12:_context10.next=8;break;case 14:_context10.next=19;break;case 16:_context10.prev=16;_context10.t0=_context10["catch"](6);_iterator28.e(_context10.t0);case 19:_context10.prev=19;_iterator28.f();return _context10.finish(19);case 22:_context10.next=3;break;case 24:_context10.next=29;break;case 26:_context10.prev=26;_context10.t1=_context10["catch"](1);_iterator27.e(_context10.t1);case 29:_context10.prev=29;_iterator27.f();return _context10.finish(29);case 32:case"end":return _context10.stop();}}},_marked3,null,[[1,26,29,32],[6,16,19,22]]);}var KHR_draco_mesh_compression=/*#__PURE__*/Object.freeze({__proto__:null,name:name$3,preprocess:preprocess$1,decode:decode$3,encode:encode$3});var KHR_LIGHTS_PUNCTUAL='KHR_lights_punctual';var name$2=KHR_LIGHTS_PUNCTUAL;function decode$2(_x79){return _decode$3.apply(this,arguments);}function _decode$3(){_decode$3=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee43(gltfData){var gltfScenegraph,json,extension,_iterator50,_step50,_node10,nodeExtension;return _regeneratorRuntime().wrap(function _callee43$(_context47){while(1){switch(_context47.prev=_context47.next){case 0:gltfScenegraph=new GLTFScenegraph(gltfData);json=gltfScenegraph.json;extension=gltfScenegraph.getExtension(KHR_LIGHTS_PUNCTUAL);if(extension){gltfScenegraph.json.lights=extension.lights;gltfScenegraph.removeExtension(KHR_LIGHTS_PUNCTUAL);}_iterator50=_createForOfIteratorHelper(json.nodes||[]);try{for(_iterator50.s();!(_step50=_iterator50.n()).done;){_node10=_step50.value;nodeExtension=gltfScenegraph.getObjectExtension(_node10,KHR_LIGHTS_PUNCTUAL);if(nodeExtension){_node10.light=nodeExtension.light;}gltfScenegraph.removeObjectExtension(_node10,KHR_LIGHTS_PUNCTUAL);}}catch(err){_iterator50.e(err);}finally{_iterator50.f();}case 6:case"end":return _context47.stop();}}},_callee43);}));return _decode$3.apply(this,arguments);}function encode$2(_x80){return _encode$.apply(this,arguments);}function _encode$(){_encode$=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee44(gltfData){var gltfScenegraph,json,extension,_iterator51,_step51,light,_node11;return _regeneratorRuntime().wrap(function 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GLTFScenegraph(gltfData);var json=gltfScenegraph.json;if(gltfScenegraph.materials){var _iterator29=_createForOfIteratorHelper(json.materials||[]),_step29;try{for(_iterator29.s();!(_step29=_iterator29.n()).done;){var material=_step29.value;if(material.unlit){delete material.unlit;gltfScenegraph.addObjectExtension(material,KHR_MATERIALS_UNLIT,{});gltfScenegraph.addExtension(KHR_MATERIALS_UNLIT);}}}catch(err){_iterator29.e(err);}finally{_iterator29.f();}}}var KHR_materials_unlit=/*#__PURE__*/Object.freeze({__proto__:null,name:name$1,decode:decode$1,encode:encode$1});var KHR_TECHNIQUES_WEBGL='KHR_techniques_webgl';var name=KHR_TECHNIQUES_WEBGL;function decode(_x82){return _decode.apply(this,arguments);}function _decode(){_decode=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee46(gltfData){var gltfScenegraph,json,extension,techniques,_iterator53,_step53,material,materialExtension;return _regeneratorRuntime().wrap(function _callee46$(_context50){while(1){switch(_context50.prev=_context50.next){case 0:gltfScenegraph=new GLTFScenegraph(gltfData);json=gltfScenegraph.json;extension=gltfScenegraph.getExtension(KHR_TECHNIQUES_WEBGL);if(extension){techniques=resolveTechniques(extension,gltfScenegraph);_iterator53=_createForOfIteratorHelper(json.materials||[]);try{for(_iterator53.s();!(_step53=_iterator53.n()).done;){material=_step53.value;materialExtension=gltfScenegraph.getObjectExtension(material,KHR_TECHNIQUES_WEBGL);if(materialExtension){material.technique=Object.assign({},materialExtension,techniques[materialExtension.technique]);material.technique.values=resolveValues(material.technique,gltfScenegraph);}gltfScenegraph.removeObjectExtension(material,KHR_TECHNIQUES_WEBGL);}}catch(err){_iterator53.e(err);}finally{_iterator53.f();}gltfScenegraph.removeExtension(KHR_TECHNIQUES_WEBGL);}case 4:case"end":return _context50.stop();}}},_callee46);}));return _decode.apply(this,arguments);}function encode(_x83,_x84){return _encode.apply(this,arguments);}function _encode(){_encode=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee47(gltfData,options){return _regeneratorRuntime().wrap(function _callee47$(_context51){while(1){switch(_context51.prev=_context51.next){case 0:case"end":return _context51.stop();}}},_callee47);}));return _encode.apply(this,arguments);}function resolveTechniques(techniquesExtension,gltfScenegraph){var _techniquesExtension$=techniquesExtension.programs,programs=_techniquesExtension$===void 0?[]:_techniquesExtension$,_techniquesExtension$2=techniquesExtension.shaders,shaders=_techniquesExtension$2===void 0?[]:_techniquesExtension$2,_techniquesExtension$3=techniquesExtension.techniques,techniques=_techniquesExtension$3===void 0?[]:_techniquesExtension$3;var textDecoder=new TextDecoder();shaders.forEach(function(shader){if(Number.isFinite(shader.bufferView)){shader.code=textDecoder.decode(gltfScenegraph.getTypedArrayForBufferView(shader.bufferView));}else{throw new Error('KHR_techniques_webgl: no shader code');}});programs.forEach(function(program){program.fragmentShader=shaders[program.fragmentShader];program.vertexShader=shaders[program.vertexShader];});techniques.forEach(function(technique){technique.program=programs[technique.program];});return techniques;}function resolveValues(technique,gltfScenegraph){var values=Object.assign({},technique.values);Object.keys(technique.uniforms||{}).forEach(function(uniform){if(technique.uniforms[uniform].value&&!(uniform in values)){values[uniform]=technique.uniforms[uniform].value;}});Object.keys(values).forEach(function(uniform){if(_typeof(values[uniform])==='object'&&values[uniform].index!==undefined){values[uniform].texture=gltfScenegraph.getTexture(values[uniform].index);}});return values;}var KHR_techniques_webgl=/*#__PURE__*/Object.freeze({__proto__:null,name:name,decode:decode,encode:encode});var EXTENSIONS=[EXT_meshopt_compression,EXT_texture_webp,KHR_texture_basisu,KHR_draco_mesh_compression,KHR_lights_punctual,KHR_materials_unlit,KHR_techniques_webgl];function preprocessExtensions(gltf){var options=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};var context=arguments.length>2?arguments[2]:undefined;var extensions=EXTENSIONS.filter(function(extension){return useExtension(extension.name,options);});var _iterator30=_createForOfIteratorHelper(extensions),_step30;try{for(_iterator30.s();!(_step30=_iterator30.n()).done;){var extension=_step30.value;var _extension$preprocess;(_extension$preprocess=extension.preprocess)===null||_extension$preprocess===void 0?void 0:_extension$preprocess.call(extension,gltf,options,context);}}catch(err){_iterator30.e(err);}finally{_iterator30.f();}}function decodeExtensions(_x85){return _decodeExtensions.apply(this,arguments);}function _decodeExtensions(){_decodeExtensions=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee48(gltf){var options,context,extensions,_iterator54,_step54,extension,_extension$decode,_args46=arguments;return _regeneratorRuntime().wrap(function _callee48$(_context52){while(1){switch(_context52.prev=_context52.next){case 0:options=_args46.length>1&&_args46[1]!==undefined?_args46[1]:{};context=_args46.length>2?_args46[2]:undefined;extensions=EXTENSIONS.filter(function(extension){return useExtension(extension.name,options);});_iterator54=_createForOfIteratorHelper(extensions);_context52.prev=4;_iterator54.s();case 6:if((_step54=_iterator54.n()).done){_context52.next=12;break;}extension=_step54.value;_context52.next=10;return(_extension$decode=extension.decode)===null||_extension$decode===void 0?void 0:_extension$decode.call(extension,gltf,options,context);case 10:_context52.next=6;break;case 12:_context52.next=17;break;case 14:_context52.prev=14;_context52.t0=_context52["catch"](4);_iterator54.e(_context52.t0);case 17:_context52.prev=17;_iterator54.f();return _context52.finish(17);case 20:case"end":return _context52.stop();}}},_callee48,null,[[4,14,17,20]]);}));return _decodeExtensions.apply(this,arguments);}function useExtension(extensionName,options){var _options$gltf;var excludes=(options===null||options===void 0?void 0:(_options$gltf=options.gltf)===null||_options$gltf===void 0?void 0:_options$gltf.excludeExtensions)||{};var exclude=extensionName in excludes&&!excludes[extensionName];return!exclude;}var KHR_BINARY_GLTF='KHR_binary_glTF';function preprocess(gltfData){var gltfScenegraph=new GLTFScenegraph(gltfData);var json=gltfScenegraph.json;var _iterator31=_createForOfIteratorHelper(json.images||[]),_step31;try{for(_iterator31.s();!(_step31=_iterator31.n()).done;){var _image7=_step31.value;var extension=gltfScenegraph.getObjectExtension(_image7,KHR_BINARY_GLTF);if(extension){Object.assign(_image7,extension);}gltfScenegraph.removeObjectExtension(_image7,KHR_BINARY_GLTF);}}catch(err){_iterator31.e(err);}finally{_iterator31.f();}if(json.buffers&&json.buffers[0]){delete json.buffers[0].uri;}gltfScenegraph.removeExtension(KHR_BINARY_GLTF);}var GLTF_ARRAYS={accessors:'accessor',animations:'animation',buffers:'buffer',bufferViews:'bufferView',images:'image',materials:'material',meshes:'mesh',nodes:'node',samplers:'sampler',scenes:'scene',skins:'skin',textures:'texture'};var GLTF_KEYS={accessor:'accessors',animations:'animation',buffer:'buffers',bufferView:'bufferViews',image:'images',material:'materials',mesh:'meshes',node:'nodes',sampler:'samplers',scene:'scenes',skin:'skins',texture:'textures'};var GLTFV1Normalizer=/*#__PURE__*/function(){function GLTFV1Normalizer(){_classCallCheck(this,GLTFV1Normalizer);_defineProperty(this,"idToIndexMap",{animations:{},accessors:{},buffers:{},bufferViews:{},images:{},materials:{},meshes:{},nodes:{},samplers:{},scenes:{},skins:{},textures:{}});_defineProperty(this,"json",void 0);}_createClass(GLTFV1Normalizer,[{key:"normalize",value:function normalize(gltf,options){this.json=gltf.json;var json=gltf.json;switch(json.asset&&json.asset.version){case'2.0':return;case undefined:case'1.0':break;default:console.warn("glTF: Unknown version ".concat(json.asset.version));return;}if(!options.normalize){throw new Error('glTF v1 is not supported.');}console.warn('Converting glTF v1 to glTF v2 format. This is experimental and may fail.');this._addAsset(json);this._convertTopLevelObjectsToArrays(json);preprocess(gltf);this._convertObjectIdsToArrayIndices(json);this._updateObjects(json);this._updateMaterial(json);}},{key:"_addAsset",value:function _addAsset(json){json.asset=json.asset||{};json.asset.version='2.0';json.asset.generator=json.asset.generator||'Normalized to glTF 2.0 by loaders.gl';}},{key:"_convertTopLevelObjectsToArrays",value:function _convertTopLevelObjectsToArrays(json){for(var arrayName in GLTF_ARRAYS){this._convertTopLevelObjectToArray(json,arrayName);}}},{key:"_convertTopLevelObjectToArray",value:function _convertTopLevelObjectToArray(json,mapName){var objectMap=json[mapName];if(!objectMap||Array.isArray(objectMap)){return;}json[mapName]=[];for(var id in objectMap){var object=objectMap[id];object.id=object.id||id;var index=json[mapName].length;json[mapName].push(object);this.idToIndexMap[mapName][id]=index;}}},{key:"_convertObjectIdsToArrayIndices",value:function _convertObjectIdsToArrayIndices(json){for(var arrayName in GLTF_ARRAYS){this._convertIdsToIndices(json,arrayName);}if('scene'in json){json.scene=this._convertIdToIndex(json.scene,'scene');}var _iterator32=_createForOfIteratorHelper(json.textures),_step32;try{for(_iterator32.s();!(_step32=_iterator32.n()).done;){var texture=_step32.value;this._convertTextureIds(texture);}}catch(err){_iterator32.e(err);}finally{_iterator32.f();}var _iterator33=_createForOfIteratorHelper(json.meshes),_step33;try{for(_iterator33.s();!(_step33=_iterator33.n()).done;){var _mesh5=_step33.value;this._convertMeshIds(_mesh5);}}catch(err){_iterator33.e(err);}finally{_iterator33.f();}var _iterator34=_createForOfIteratorHelper(json.nodes),_step34;try{for(_iterator34.s();!(_step34=_iterator34.n()).done;){var _node4=_step34.value;this._convertNodeIds(_node4);}}catch(err){_iterator34.e(err);}finally{_iterator34.f();}var _iterator35=_createForOfIteratorHelper(json.scenes),_step35;try{for(_iterator35.s();!(_step35=_iterator35.n()).done;){var _node5=_step35.value;this._convertSceneIds(_node5);}}catch(err){_iterator35.e(err);}finally{_iterator35.f();}}},{key:"_convertTextureIds",value:function _convertTextureIds(texture){if(texture.source){texture.source=this._convertIdToIndex(texture.source,'image');}}},{key:"_convertMeshIds",value:function _convertMeshIds(mesh){var _iterator36=_createForOfIteratorHelper(mesh.primitives),_step36;try{for(_iterator36.s();!(_step36=_iterator36.n()).done;){var _primitive3=_step36.value;var attributes=_primitive3.attributes,indices=_primitive3.indices,material=_primitive3.material;for(var attributeName in attributes){attributes[attributeName]=this._convertIdToIndex(attributes[attributeName],'accessor');}if(indices){_primitive3.indices=this._convertIdToIndex(indices,'accessor');}if(material){_primitive3.material=this._convertIdToIndex(material,'material');}}}catch(err){_iterator36.e(err);}finally{_iterator36.f();}}},{key:"_convertNodeIds",value:function _convertNodeIds(node){var _this125=this;if(node.children){node.children=node.children.map(function(child){return _this125._convertIdToIndex(child,'node');});}if(node.meshes){node.meshes=node.meshes.map(function(mesh){return _this125._convertIdToIndex(mesh,'mesh');});}}},{key:"_convertSceneIds",value:function _convertSceneIds(scene){var _this126=this;if(scene.nodes){scene.nodes=scene.nodes.map(function(node){return _this126._convertIdToIndex(node,'node');});}}},{key:"_convertIdsToIndices",value:function _convertIdsToIndices(json,topLevelArrayName){if(!json[topLevelArrayName]){console.warn("gltf v1: json doesn't contain attribute ".concat(topLevelArrayName));json[topLevelArrayName]=[];}var _iterator37=_createForOfIteratorHelper(json[topLevelArrayName]),_step37;try{for(_iterator37.s();!(_step37=_iterator37.n()).done;){var object=_step37.value;for(var key in object){var id=object[key];var index=this._convertIdToIndex(id,key);object[key]=index;}}}catch(err){_iterator37.e(err);}finally{_iterator37.f();}}},{key:"_convertIdToIndex",value:function _convertIdToIndex(id,key){var arrayName=GLTF_KEYS[key];if(arrayName in this.idToIndexMap){var index=this.idToIndexMap[arrayName][id];if(!Number.isFinite(index)){throw new Error("gltf v1: failed to resolve ".concat(key," with id ").concat(id));}return index;}return id;}},{key:"_updateObjects",value:function _updateObjects(json){var _iterator38=_createForOfIteratorHelper(this.json.buffers),_step38;try{for(_iterator38.s();!(_step38=_iterator38.n()).done;){var buffer=_step38.value;delete buffer.type;}}catch(err){_iterator38.e(err);}finally{_iterator38.f();}}},{key:"_updateMaterial",value:function _updateMaterial(json){var _iterator39=_createForOfIteratorHelper(json.materials),_step39;try{var _loop6=function _loop6(){var material=_step39.value;material.pbrMetallicRoughness={baseColorFactor:[1,1,1,1],metallicFactor:1,roughnessFactor:1};var textureId=((_material$values=material.values)===null||_material$values===void 0?void 0:_material$values.tex)||((_material$values2=material.values)===null||_material$values2===void 0?void 0:_material$values2.texture2d_0);var textureIndex=json.textures.findIndex(function(texture){return texture.id===textureId;});if(textureIndex!==-1){material.pbrMetallicRoughness.baseColorTexture={index:textureIndex};}};for(_iterator39.s();!(_step39=_iterator39.n()).done;){var _material$values,_material$values2;_loop6();}}catch(err){_iterator39.e(err);}finally{_iterator39.f();}}}]);return GLTFV1Normalizer;}();function normalizeGLTFV1(gltf){var options=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};return new GLTFV1Normalizer().normalize(gltf,options);}var COMPONENTS={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16};var BYTES={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4};var GL_SAMPLER={TEXTURE_MAG_FILTER:0x2800,TEXTURE_MIN_FILTER:0x2801,TEXTURE_WRAP_S:0x2802,TEXTURE_WRAP_T:0x2803,REPEAT:0x2901,LINEAR:0x2601,NEAREST_MIPMAP_LINEAR:0x2702};var SAMPLER_PARAMETER_GLTF_TO_GL={magFilter:GL_SAMPLER.TEXTURE_MAG_FILTER,minFilter:GL_SAMPLER.TEXTURE_MIN_FILTER,wrapS:GL_SAMPLER.TEXTURE_WRAP_S,wrapT:GL_SAMPLER.TEXTURE_WRAP_T};var DEFAULT_SAMPLER=(_DEFAULT_SAMPLER={},_defineProperty2(_DEFAULT_SAMPLER,GL_SAMPLER.TEXTURE_MAG_FILTER,GL_SAMPLER.LINEAR),_defineProperty2(_DEFAULT_SAMPLER,GL_SAMPLER.TEXTURE_MIN_FILTER,GL_SAMPLER.NEAREST_MIPMAP_LINEAR),_defineProperty2(_DEFAULT_SAMPLER,GL_SAMPLER.TEXTURE_WRAP_S,GL_SAMPLER.REPEAT),_defineProperty2(_DEFAULT_SAMPLER,GL_SAMPLER.TEXTURE_WRAP_T,GL_SAMPLER.REPEAT),_DEFAULT_SAMPLER);function getBytesFromComponentType(componentType){return BYTES[componentType];}function getSizeFromAccessorType(type){return COMPONENTS[type];}var GLTFPostProcessor=/*#__PURE__*/function(){function GLTFPostProcessor(){_classCallCheck(this,GLTFPostProcessor);_defineProperty(this,"baseUri",'');_defineProperty(this,"json",{});_defineProperty(this,"buffers",[]);_defineProperty(this,"images",[]);}_createClass(GLTFPostProcessor,[{key:"postProcess",value:function postProcess(gltf){var options=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};var json=gltf.json,_gltf$buffers=gltf.buffers,buffers=_gltf$buffers===void 0?[]:_gltf$buffers,_gltf$images=gltf.images,images=_gltf$images===void 0?[]:_gltf$images,_gltf$baseUri=gltf.baseUri,baseUri=_gltf$baseUri===void 0?'':_gltf$baseUri;assert$1(json);this.baseUri=baseUri;this.json=json;this.buffers=buffers;this.images=images;this._resolveTree(this.json,options);return this.json;}},{key:"_resolveTree",value:function _resolveTree(json){var _this127=this;var options=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};if(json.bufferViews){json.bufferViews=json.bufferViews.map(function(bufView,i){return _this127._resolveBufferView(bufView,i);});}if(json.images){json.images=json.images.map(function(image,i){return _this127._resolveImage(image,i);});}if(json.samplers){json.samplers=json.samplers.map(function(sampler,i){return _this127._resolveSampler(sampler,i);});}if(json.textures){json.textures=json.textures.map(function(texture,i){return _this127._resolveTexture(texture,i);});}if(json.accessors){json.accessors=json.accessors.map(function(accessor,i){return _this127._resolveAccessor(accessor,i);});}if(json.materials){json.materials=json.materials.map(function(material,i){return _this127._resolveMaterial(material,i);});}if(json.meshes){json.meshes=json.meshes.map(function(mesh,i){return _this127._resolveMesh(mesh,i);});}if(json.nodes){json.nodes=json.nodes.map(function(node,i){return _this127._resolveNode(node,i);});}if(json.skins){json.skins=json.skins.map(function(skin,i){return _this127._resolveSkin(skin,i);});}if(json.scenes){json.scenes=json.scenes.map(function(scene,i){return _this127._resolveScene(scene,i);});}if(json.scene!==undefined){json.scene=json.scenes[this.json.scene];}}},{key:"getScene",value:function getScene(index){return this._get('scenes',index);}},{key:"getNode",value:function getNode(index){return this._get('nodes',index);}},{key:"getSkin",value:function getSkin(index){return this._get('skins',index);}},{key:"getMesh",value:function getMesh(index){return this._get('meshes',index);}},{key:"getMaterial",value:function getMaterial(index){return this._get('materials',index);}},{key:"getAccessor",value:function getAccessor(index){return this._get('accessors',index);}},{key:"getCamera",value:function getCamera(index){return null;}},{key:"getTexture",value:function getTexture(index){return this._get('textures',index);}},{key:"getSampler",value:function getSampler(index){return this._get('samplers',index);}},{key:"getImage",value:function getImage(index){return this._get('images',index);}},{key:"getBufferView",value:function getBufferView(index){return this._get('bufferViews',index);}},{key:"getBuffer",value:function getBuffer(index){return this._get('buffers',index);}},{key:"_get",value:function _get(array,index){if(_typeof(index)==='object'){return index;}var object=this.json[array]&&this.json[array][index];if(!object){console.warn("glTF file error: Could not find ".concat(array,"[").concat(index,"]"));}return object;}},{key:"_resolveScene",value:function _resolveScene(scene,index){var _this128=this;scene.id=scene.id||"scene-".concat(index);scene.nodes=(scene.nodes||[]).map(function(node){return _this128.getNode(node);});return scene;}},{key:"_resolveNode",value:function _resolveNode(node,index){var _this129=this;node.id=node.id||"node-".concat(index);if(node.children){node.children=node.children.map(function(child){return _this129.getNode(child);});}if(node.mesh!==undefined){node.mesh=this.getMesh(node.mesh);}else if(node.meshes!==undefined&&node.meshes.length){node.mesh=node.meshes.reduce(function(accum,meshIndex){var mesh=_this129.getMesh(meshIndex);accum.id=mesh.id;accum.primitives=accum.primitives.concat(mesh.primitives);return accum;},{primitives:[]});}if(node.camera!==undefined){node.camera=this.getCamera(node.camera);}if(node.skin!==undefined){node.skin=this.getSkin(node.skin);}return node;}},{key:"_resolveSkin",value:function _resolveSkin(skin,index){skin.id=skin.id||"skin-".concat(index);skin.inverseBindMatrices=this.getAccessor(skin.inverseBindMatrices);return skin;}},{key:"_resolveMesh",value:function _resolveMesh(mesh,index){var _this130=this;mesh.id=mesh.id||"mesh-".concat(index);if(mesh.primitives){mesh.primitives=mesh.primitives.map(function(primitive){primitive=_objectSpread({},primitive);var attributes=primitive.attributes;primitive.attributes={};for(var attribute in attributes){primitive.attributes[attribute]=_this130.getAccessor(attributes[attribute]);}if(primitive.indices!==undefined){primitive.indices=_this130.getAccessor(primitive.indices);}if(primitive.material!==undefined){primitive.material=_this130.getMaterial(primitive.material);}return primitive;});}return mesh;}},{key:"_resolveMaterial",value:function _resolveMaterial(material,index){material.id=material.id||"material-".concat(index);if(material.normalTexture){material.normalTexture=_objectSpread({},material.normalTexture);material.normalTexture.texture=this.getTexture(material.normalTexture.index);}if(material.occlusionTexture){material.occlustionTexture=_objectSpread({},material.occlustionTexture);material.occlusionTexture.texture=this.getTexture(material.occlusionTexture.index);}if(material.emissiveTexture){material.emmisiveTexture=_objectSpread({},material.emmisiveTexture);material.emissiveTexture.texture=this.getTexture(material.emissiveTexture.index);}if(!material.emissiveFactor){material.emissiveFactor=material.emmisiveTexture?[1,1,1]:[0,0,0];}if(material.pbrMetallicRoughness){material.pbrMetallicRoughness=_objectSpread({},material.pbrMetallicRoughness);var mr=material.pbrMetallicRoughness;if(mr.baseColorTexture){mr.baseColorTexture=_objectSpread({},mr.baseColorTexture);mr.baseColorTexture.texture=this.getTexture(mr.baseColorTexture.index);}if(mr.metallicRoughnessTexture){mr.metallicRoughnessTexture=_objectSpread({},mr.metallicRoughnessTexture);mr.metallicRoughnessTexture.texture=this.getTexture(mr.metallicRoughnessTexture.index);}}return material;}},{key:"_resolveAccessor",value:function _resolveAccessor(accessor,index){accessor.id=accessor.id||"accessor-".concat(index);if(accessor.bufferView!==undefined){accessor.bufferView=this.getBufferView(accessor.bufferView);}accessor.bytesPerComponent=getBytesFromComponentType(accessor.componentType);accessor.components=getSizeFromAccessorType(accessor.type);accessor.bytesPerElement=accessor.bytesPerComponent*accessor.components;if(accessor.bufferView){var buffer=accessor.bufferView.buffer;var _getAccessorArrayType2=getAccessorArrayTypeAndLength(accessor,accessor.bufferView),ArrayType=_getAccessorArrayType2.ArrayType,byteLength=_getAccessorArrayType2.byteLength;var byteOffset=(accessor.bufferView.byteOffset||0)+(accessor.byteOffset||0)+buffer.byteOffset;var cutBuffer=buffer.arrayBuffer.slice(byteOffset,byteOffset+byteLength);if(accessor.bufferView.byteStride){cutBuffer=this._getValueFromInterleavedBuffer(buffer,byteOffset,accessor.bufferView.byteStride,accessor.bytesPerElement,accessor.count);}accessor.value=new ArrayType(cutBuffer);}return accessor;}},{key:"_getValueFromInterleavedBuffer",value:function _getValueFromInterleavedBuffer(buffer,byteOffset,byteStride,bytesPerElement,count){var result=new Uint8Array(count*bytesPerElement);for(var _i525=0;_i525<count;_i525++){var elementOffset=byteOffset+_i525*byteStride;result.set(new Uint8Array(buffer.arrayBuffer.slice(elementOffset,elementOffset+bytesPerElement)),_i525*bytesPerElement);}return result.buffer;}},{key:"_resolveTexture",value:function _resolveTexture(texture,index){texture.id=texture.id||"texture-".concat(index);texture.sampler='sampler'in texture?this.getSampler(texture.sampler):DEFAULT_SAMPLER;texture.source=this.getImage(texture.source);return texture;}},{key:"_resolveSampler",value:function _resolveSampler(sampler,index){sampler.id=sampler.id||"sampler-".concat(index);sampler.parameters={};for(var key in sampler){var glEnum=this._enumSamplerParameter(key);if(glEnum!==undefined){sampler.parameters[glEnum]=sampler[key];}}return sampler;}},{key:"_enumSamplerParameter",value:function _enumSamplerParameter(key){return SAMPLER_PARAMETER_GLTF_TO_GL[key];}},{key:"_resolveImage",value:function _resolveImage(image,index){image.id=image.id||"image-".concat(index);if(image.bufferView!==undefined){image.bufferView=this.getBufferView(image.bufferView);}var preloadedImage=this.images[index];if(preloadedImage){image.image=preloadedImage;}return image;}},{key:"_resolveBufferView",value:function _resolveBufferView(bufferView,index){var bufferIndex=bufferView.buffer;var result=_objectSpread(_objectSpread({id:"bufferView-".concat(index)},bufferView),{},{buffer:this.buffers[bufferIndex]});var arrayBuffer=this.buffers[bufferIndex].arrayBuffer;var byteOffset=this.buffers[bufferIndex].byteOffset||0;if('byteOffset'in bufferView){byteOffset+=bufferView.byteOffset;}result.data=new Uint8Array(arrayBuffer,byteOffset,bufferView.byteLength);return result;}},{key:"_resolveCamera",value:function _resolveCamera(camera,index){camera.id=camera.id||"camera-".concat(index);if(camera.perspective);if(camera.orthographic);return camera;}}]);return GLTFPostProcessor;}();function postProcessGLTF(gltf,options){return new GLTFPostProcessor().postProcess(gltf,options);}var MAGIC_glTF=0x676c5446;var GLB_FILE_HEADER_SIZE=12;var GLB_CHUNK_HEADER_SIZE=8;var GLB_CHUNK_TYPE_JSON=0x4e4f534a;var GLB_CHUNK_TYPE_BIN=0x004e4942;var GLB_CHUNK_TYPE_JSON_XVIZ_DEPRECATED=0;var GLB_CHUNK_TYPE_BIX_XVIZ_DEPRECATED=1;var GLB_V1_CONTENT_FORMAT_JSON=0x0;var LE=true;function getMagicString(dataView){var byteOffset=arguments.length>1&&arguments[1]!==undefined?arguments[1]:0;return"".concat(String.fromCharCode(dataView.getUint8(byteOffset+0))).concat(String.fromCharCode(dataView.getUint8(byteOffset+1))).concat(String.fromCharCode(dataView.getUint8(byteOffset+2))).concat(String.fromCharCode(dataView.getUint8(byteOffset+3)));}function isGLB(arrayBuffer){var byteOffset=arguments.length>1&&arguments[1]!==undefined?arguments[1]:0;var options=arguments.length>2&&arguments[2]!==undefined?arguments[2]:{};var dataView=new DataView(arrayBuffer);var _options$magic=options.magic,magic=_options$magic===void 0?MAGIC_glTF:_options$magic;var magic1=dataView.getUint32(byteOffset,false);return magic1===magic||magic1===MAGIC_glTF;}function parseGLBSync(glb,arrayBuffer){var byteOffset=arguments.length>2&&arguments[2]!==undefined?arguments[2]:0;var options=arguments.length>3&&arguments[3]!==undefined?arguments[3]:{};var dataView=new DataView(arrayBuffer);var type=getMagicString(dataView,byteOffset+0);var version=dataView.getUint32(byteOffset+4,LE);var byteLength=dataView.getUint32(byteOffset+8,LE);Object.assign(glb,{header:{byteOffset:byteOffset,byteLength:byteLength,hasBinChunk:false},type:type,version:version,json:{},binChunks:[]});byteOffset+=GLB_FILE_HEADER_SIZE;switch(glb.version){case 1:return parseGLBV1(glb,dataView,byteOffset);case 2:return parseGLBV2(glb,dataView,byteOffset,options={});default:throw new Error("Invalid GLB version ".concat(glb.version,". Only supports v1 and v2."));}}function parseGLBV1(glb,dataView,byteOffset){assert$5(glb.header.byteLength>GLB_FILE_HEADER_SIZE+GLB_CHUNK_HEADER_SIZE);var contentLength=dataView.getUint32(byteOffset+0,LE);var contentFormat=dataView.getUint32(byteOffset+4,LE);byteOffset+=GLB_CHUNK_HEADER_SIZE;assert$5(contentFormat===GLB_V1_CONTENT_FORMAT_JSON);parseJSONChunk(glb,dataView,byteOffset,contentLength);byteOffset+=contentLength;byteOffset+=parseBINChunk(glb,dataView,byteOffset,glb.header.byteLength);return byteOffset;}function parseGLBV2(glb,dataView,byteOffset,options){assert$5(glb.header.byteLength>GLB_FILE_HEADER_SIZE+GLB_CHUNK_HEADER_SIZE);parseGLBChunksSync(glb,dataView,byteOffset,options);return byteOffset+glb.header.byteLength;}function parseGLBChunksSync(glb,dataView,byteOffset,options){while(byteOffset+8<=glb.header.byteLength){var chunkLength=dataView.getUint32(byteOffset+0,LE);var chunkFormat=dataView.getUint32(byteOffset+4,LE);byteOffset+=GLB_CHUNK_HEADER_SIZE;switch(chunkFormat){case GLB_CHUNK_TYPE_JSON:parseJSONChunk(glb,dataView,byteOffset,chunkLength);break;case GLB_CHUNK_TYPE_BIN:parseBINChunk(glb,dataView,byteOffset,chunkLength);break;case GLB_CHUNK_TYPE_JSON_XVIZ_DEPRECATED:if(!options.strict){parseJSONChunk(glb,dataView,byteOffset,chunkLength);}break;case GLB_CHUNK_TYPE_BIX_XVIZ_DEPRECATED:if(!options.strict){parseBINChunk(glb,dataView,byteOffset,chunkLength);}break;}byteOffset+=padToNBytes(chunkLength,4);}return byteOffset;}function parseJSONChunk(glb,dataView,byteOffset,chunkLength){var jsonChunk=new Uint8Array(dataView.buffer,byteOffset,chunkLength);var textDecoder=new TextDecoder('utf8');var jsonText=textDecoder.decode(jsonChunk);glb.json=JSON.parse(jsonText);return padToNBytes(chunkLength,4);}function parseBINChunk(glb,dataView,byteOffset,chunkLength){glb.header.hasBinChunk=true;glb.binChunks.push({byteOffset:byteOffset,byteLength:chunkLength,arrayBuffer:dataView.buffer});return padToNBytes(chunkLength,4);}function parseGLTF$1(_x86,_x87){return _parseGLTF$.apply(this,arguments);}function _parseGLTF$(){_parseGLTF$=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee49(gltf,arrayBufferOrString){var byteOffset,options,context,_options$gltf,_options$gltf2,_options$gltf3,_options$gltf4,promises,_promise,promise,_args47=arguments;return _regeneratorRuntime().wrap(function _callee49$(_context53){while(1){switch(_context53.prev=_context53.next){case 0:byteOffset=_args47.length>2&&_args47[2]!==undefined?_args47[2]:0;options=_args47.length>3?_args47[3]:undefined;context=_args47.length>4?_args47[4]:undefined;parseGLTFContainerSync(gltf,arrayBufferOrString,byteOffset,options);normalizeGLTFV1(gltf,{normalize:options===null||options===void 0?void 0:(_options$gltf=options.gltf)===null||_options$gltf===void 0?void 0:_options$gltf.normalize});preprocessExtensions(gltf,options,context);promises=[];if(!(options!==null&&options!==void 0&&(_options$gltf2=options.gltf)!==null&&_options$gltf2!==void 0&&_options$gltf2.loadBuffers&&gltf.json.buffers)){_context53.next=10;break;}_context53.next=10;return loadBuffers(gltf,options,context);case 10:if(options!==null&&options!==void 0&&(_options$gltf3=options.gltf)!==null&&_options$gltf3!==void 0&&_options$gltf3.loadImages){_promise=loadImages(gltf,options,context);promises.push(_promise);}promise=decodeExtensions(gltf,options,context);promises.push(promise);_context53.next=15;return Promise.all(promises);case 15:return _context53.abrupt("return",options!==null&&options!==void 0&&(_options$gltf4=options.gltf)!==null&&_options$gltf4!==void 0&&_options$gltf4.postProcess?postProcessGLTF(gltf,options):gltf);case 16:case"end":return _context53.stop();}}},_callee49);}));return _parseGLTF$.apply(this,arguments);}function parseGLTFContainerSync(gltf,data,byteOffset,options){if(options.uri){gltf.baseUri=options.uri;}if(data instanceof ArrayBuffer&&!isGLB(data,byteOffset,options)){var textDecoder=new TextDecoder();data=textDecoder.decode(data);}if(typeof data==='string'){gltf.json=parseJSON(data);}else if(data instanceof ArrayBuffer){var glb={};byteOffset=parseGLBSync(glb,data,byteOffset,options.glb);assert$1(glb.type==='glTF',"Invalid GLB magic string ".concat(glb.type));gltf._glb=glb;gltf.json=glb.json;}else{assert$1(false,'GLTF: must be ArrayBuffer or string');}var buffers=gltf.json.buffers||[];gltf.buffers=new Array(buffers.length).fill(null);if(gltf._glb&&gltf._glb.header.hasBinChunk){var binChunks=gltf._glb.binChunks;gltf.buffers[0]={arrayBuffer:binChunks[0].arrayBuffer,byteOffset:binChunks[0].byteOffset,byteLength:binChunks[0].byteLength};}var images=gltf.json.images||[];gltf.images=new Array(images.length).fill({});}function loadBuffers(_x88,_x89,_x90){return _loadBuffers.apply(this,arguments);}function _loadBuffers(){_loadBuffers=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee50(gltf,options,context){var buffers,_i621,buffer,_context$fetch,_response$arrayBuffer,_fetch,uri,response,arrayBuffer;return _regeneratorRuntime().wrap(function _callee50$(_context54){while(1){switch(_context54.prev=_context54.next){case 0:buffers=gltf.json.buffers||[];_i621=0;case 2:if(!(_i621<buffers.length)){_context54.next=22;break;}buffer=buffers[_i621];if(!buffer.uri){_context54.next=18;break;}_fetch=context.fetch;assert$1(_fetch);uri=resolveUrl(buffer.uri,options);_context54.next=10;return context===null||context===void 0?void 0:(_context$fetch=context.fetch)===null||_context$fetch===void 0?void 0:_context$fetch.call(context,uri);case 10:response=_context54.sent;_context54.next=13;return response===null||response===void 0?void 0:(_response$arrayBuffer=response.arrayBuffer)===null||_response$arrayBuffer===void 0?void 0:_response$arrayBuffer.call(response);case 13:arrayBuffer=_context54.sent;gltf.buffers[_i621]={arrayBuffer:arrayBuffer,byteOffset:0,byteLength:arrayBuffer.byteLength};delete buffer.uri;_context54.next=19;break;case 18:if(gltf.buffers[_i621]===null){gltf.buffers[_i621]={arrayBuffer:new ArrayBuffer(buffer.byteLength),byteOffset:0,byteLength:buffer.byteLength};}case 19:++_i621;_context54.next=2;break;case 22:case"end":return _context54.stop();}}},_callee50);}));return _loadBuffers.apply(this,arguments);}function loadImages(_x91,_x92,_x93){return _loadImages.apply(this,arguments);}function _loadImages(){_loadImages=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee51(gltf,options,context){var imageIndices,images,promises,_iterator55,_step55,imageIndex;return _regeneratorRuntime().wrap(function _callee51$(_context55){while(1){switch(_context55.prev=_context55.next){case 0:imageIndices=getReferencesImageIndices(gltf);images=gltf.json.images||[];promises=[];_iterator55=_createForOfIteratorHelper(imageIndices);try{for(_iterator55.s();!(_step55=_iterator55.n()).done;){imageIndex=_step55.value;promises.push(loadImage(gltf,images[imageIndex],imageIndex,options,context));}}catch(err){_iterator55.e(err);}finally{_iterator55.f();}_context55.next=7;return Promise.all(promises);case 7:return _context55.abrupt("return",_context55.sent);case 8:case"end":return _context55.stop();}}},_callee51);}));return _loadImages.apply(this,arguments);}function getReferencesImageIndices(gltf){var imageIndices=new Set();var textures=gltf.json.textures||[];var _iterator40=_createForOfIteratorHelper(textures),_step40;try{for(_iterator40.s();!(_step40=_iterator40.n()).done;){var texture=_step40.value;if(texture.source!==undefined){imageIndices.add(texture.source);}}}catch(err){_iterator40.e(err);}finally{_iterator40.f();}return Array.from(imageIndices).sort();}function loadImage(_x94,_x95,_x96,_x97,_x98){return _loadImage.apply(this,arguments);}function _loadImage(){_loadImage=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee52(gltf,image,index,options,context){var fetch,parse,arrayBuffer,uri,response,array,parsedImage;return _regeneratorRuntime().wrap(function _callee52$(_context56){while(1){switch(_context56.prev=_context56.next){case 0:fetch=context.fetch,parse=context.parse;if(!image.uri){_context56.next=9;break;}uri=resolveUrl(image.uri,options);_context56.next=5;return fetch(uri);case 5:response=_context56.sent;_context56.next=8;return response.arrayBuffer();case 8:arrayBuffer=_context56.sent;case 9:if(Number.isFinite(image.bufferView)){array=getTypedArrayForBufferView(gltf.json,gltf.buffers,image.bufferView);arrayBuffer=sliceArrayBuffer(array.buffer,array.byteOffset,array.byteLength);}assert$1(arrayBuffer,'glTF image has no data');_context56.next=13;return parse(arrayBuffer,[ImageLoader,BasisLoader],{mimeType:image.mimeType,basis:options.basis||{format:selectSupportedBasisFormat()}},context);case 13:parsedImage=_context56.sent;if(parsedImage&&parsedImage[0]){parsedImage={compressed:true,mipmaps:false,width:parsedImage[0].width,height:parsedImage[0].height,data:parsedImage[0]};}gltf.images=gltf.images||[];gltf.images[index]=parsedImage;case 17:case"end":return _context56.stop();}}},_callee52);}));return _loadImage.apply(this,arguments);}var GLTFLoader={name:'glTF',id:'gltf',module:'gltf',version:VERSION$5,extensions:['gltf','glb'],mimeTypes:['model/gltf+json','model/gltf-binary'],text:true,binary:true,tests:['glTF'],parse:parse$1,options:{gltf:{normalize:true,loadBuffers:true,loadImages:true,decompressMeshes:true,postProcess:true},log:console},deprecatedOptions:{fetchImages:'gltf.loadImages',createImages:'gltf.loadImages',decompress:'gltf.decompressMeshes',postProcess:'gltf.postProcess',gltf:{decompress:'gltf.decompressMeshes'}}};function parse$1(_x99){return _parse$3.apply(this,arguments);}/**
+for(var _i509=0,len=plugins.length;_i509<len;_i509++){var plugin=plugins[_i509];plugin.destroy();}this.scene.destroy();}}]);return Viewer;}();function assert$5(condition,message){if(!condition){throw new Error(message||'loader assertion failed.');}}var isBrowser$4=Boolean((typeof process==="undefined"?"undefined":_typeof(process))!=='object'||String(process)!=='[object process]'||process.browser);var matches$1=typeof process!=='undefined'&&process.version&&/v([0-9]*)/.exec(process.version);matches$1&&parseFloat(matches$1[1])||0;var VERSION$9="3.2.6";function assert$4(condition,message){if(!condition){throw new Error(message||'loaders.gl assertion failed.');}}var globals$2={self:typeof self!=='undefined'&&self,window:typeof window!=='undefined'&&window,global:typeof global!=='undefined'&&global,document:typeof document!=='undefined'&&document};var global_=globals$2.global||globals$2.self||globals$2.window||{};var isBrowser$3=(typeof process==="undefined"?"undefined":_typeof(process))!=='object'||String(process)!=='[object process]'||process.browser;var isWorker=typeof importScripts==='function';var isMobile=typeof window!=='undefined'&&typeof window.orientation!=='undefined';var matches=typeof process!=='undefined'&&process.version&&/v([0-9]*)/.exec(process.version);matches&&parseFloat(matches[1])||0;function _defineProperty(obj,key,value){if(key in obj){Object.defineProperty(obj,key,{value:value,enumerable:true,configurable:true,writable:true});}else{obj[key]=value;}return obj;}var WorkerJob=/*#__PURE__*/function(){function WorkerJob(jobName,workerThread){var _this115=this;_classCallCheck(this,WorkerJob);_defineProperty(this,"name",void 0);_defineProperty(this,"workerThread",void 0);_defineProperty(this,"isRunning",true);_defineProperty(this,"result",void 0);_defineProperty(this,"_resolve",function(){});_defineProperty(this,"_reject",function(){});this.name=jobName;this.workerThread=workerThread;this.result=new Promise(function(resolve,reject){_this115._resolve=resolve;_this115._reject=reject;});}_createClass(WorkerJob,[{key:"postMessage",value:function postMessage(type,payload){this.workerThread.postMessage({source:'loaders.gl',type:type,payload:payload});}},{key:"done",value:function done(value){assert$4(this.isRunning);this.isRunning=false;this._resolve(value);}},{key:"error",value:function error(_error){assert$4(this.isRunning);this.isRunning=false;this._reject(_error);}}]);return WorkerJob;}();var Worker$1=/*#__PURE__*/_createClass(function Worker$1(){_classCallCheck(this,Worker$1);});var workerURLCache=new Map();function getLoadableWorkerURL(props){assert$4(props.source&&!props.url||!props.source&&props.url);var workerURL=workerURLCache.get(props.source||props.url);if(!workerURL){if(props.url){workerURL=getLoadableWorkerURLFromURL(props.url);workerURLCache.set(props.url,workerURL);}if(props.source){workerURL=getLoadableWorkerURLFromSource(props.source);workerURLCache.set(props.source,workerURL);}}assert$4(workerURL);return workerURL;}function getLoadableWorkerURLFromURL(url){if(!url.startsWith('http')){return url;}var workerSource=buildScriptSource(url);return getLoadableWorkerURLFromSource(workerSource);}function getLoadableWorkerURLFromSource(workerSource){var blob=new Blob([workerSource],{type:'application/javascript'});return URL.createObjectURL(blob);}function buildScriptSource(workerUrl){return"try {\n  importScripts('".concat(workerUrl,"');\n} catch (error) {\n  console.error(error);\n  throw error;\n}");}function getTransferList(object){var recursive=arguments.length>1&&arguments[1]!==undefined?arguments[1]:true;var transfers=arguments.length>2?arguments[2]:undefined;var transfersSet=transfers||new Set();if(!object);else if(isTransferable(object)){transfersSet.add(object);}else if(isTransferable(object.buffer)){transfersSet.add(object.buffer);}else if(ArrayBuffer.isView(object));else if(recursive&&_typeof(object)==='object'){for(var key in object){getTransferList(object[key],recursive,transfersSet);}}return transfers===undefined?Array.from(transfersSet):[];}function isTransferable(object){if(!object){return false;}if(object instanceof ArrayBuffer){return true;}if(typeof MessagePort!=='undefined'&&object instanceof MessagePort){return true;}if(typeof ImageBitmap!=='undefined'&&object instanceof ImageBitmap){return true;}if(typeof OffscreenCanvas!=='undefined'&&object instanceof OffscreenCanvas){return true;}return false;}var NOOP=function NOOP(){};var WorkerThread=/*#__PURE__*/function(){function WorkerThread(props){_classCallCheck(this,WorkerThread);_defineProperty(this,"name",void 0);_defineProperty(this,"source",void 0);_defineProperty(this,"url",void 0);_defineProperty(this,"terminated",false);_defineProperty(this,"worker",void 0);_defineProperty(this,"onMessage",void 0);_defineProperty(this,"onError",void 0);_defineProperty(this,"_loadableURL",'');var name=props.name,source=props.source,url=props.url;assert$4(source||url);this.name=name;this.source=source;this.url=url;this.onMessage=NOOP;this.onError=function(error){return console.log(error);};this.worker=isBrowser$3?this._createBrowserWorker():this._createNodeWorker();}_createClass(WorkerThread,[{key:"destroy",value:function destroy(){this.onMessage=NOOP;this.onError=NOOP;this.worker.terminate();this.terminated=true;}},{key:"isRunning",get:function get(){return Boolean(this.onMessage);}},{key:"postMessage",value:function postMessage(data,transferList){transferList=transferList||getTransferList(data);this.worker.postMessage(data,transferList);}},{key:"_getErrorFromErrorEvent",value:function _getErrorFromErrorEvent(event){var message='Failed to load ';message+="worker ".concat(this.name," from ").concat(this.url,". 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state.globalOptions;};function normalizeOptions(options,loader,loaders,url){loaders=loaders||[];loaders=Array.isArray(loaders)?loaders:[loaders];validateOptions(options,loaders);return normalizeOptionsInternal(loader,options,url);}function getFetchFunction(options,context){var globalOptions=getGlobalLoaderOptions();var fetchOptions=options||globalOptions;if(typeof fetchOptions.fetch==='function'){return fetchOptions.fetch;}if(isObject(fetchOptions.fetch)){return function(url){return fetchFile(url,fetchOptions);};}if(context!==null&&context!==void 0&&context.fetch){return context===null||context===void 0?void 0:context.fetch;}return fetchFile;}function validateOptions(options,loaders){validateOptionsObject(options,null,DEFAULT_LOADER_OPTIONS,REMOVED_LOADER_OPTIONS,loaders);var _iterator8=_createForOfIteratorHelper(loaders),_step8;try{for(_iterator8.s();!(_step8=_iterator8.n()).done;){var loader=_step8.value;var idOptions=options&&options[loader.id]||{};var loaderOptions=loader.options&&loader.options[loader.id]||{};var deprecatedOptions=loader.deprecatedOptions&&loader.deprecatedOptions[loader.id]||{};validateOptionsObject(idOptions,loader.id,loaderOptions,deprecatedOptions,loaders);}}catch(err){_iterator8.e(err);}finally{_iterator8.f();}}function validateOptionsObject(options,id,defaultOptions,deprecatedOptions,loaders){var loaderName=id||'Top level';var prefix=id?"".concat(id,"."):'';for(var key in options){var isSubOptions=!id&&isObject(options[key]);var isBaseUriOption=key==='baseUri'&&!id;var isWorkerUrlOption=key==='workerUrl'&&id;if(!(key in defaultOptions)&&!isBaseUriOption&&!isWorkerUrlOption){if(key in deprecatedOptions){probeLog.warn("".concat(loaderName," loader option '").concat(prefix).concat(key,"' no longer supported, use '").concat(deprecatedOptions[key],"'"))();}else if(!isSubOptions){var suggestion=findSimilarOption(key,loaders);probeLog.warn("".concat(loaderName," loader option '").concat(prefix).concat(key,"' not recognized. ").concat(suggestion))();}}}}function findSimilarOption(optionKey,loaders){var lowerCaseOptionKey=optionKey.toLowerCase();var bestSuggestion='';var _iterator9=_createForOfIteratorHelper(loaders),_step9;try{for(_iterator9.s();!(_step9=_iterator9.n()).done;){var loader=_step9.value;for(var key in loader.options){if(optionKey===key){return"Did you mean '".concat(loader.id,".").concat(key,"'?");}var lowerCaseKey=key.toLowerCase();var isPartialMatch=lowerCaseOptionKey.startsWith(lowerCaseKey)||lowerCaseKey.startsWith(lowerCaseOptionKey);if(isPartialMatch){bestSuggestion=bestSuggestion||"Did you mean '".concat(loader.id,".").concat(key,"'?");}}}}catch(err){_iterator9.e(err);}finally{_iterator9.f();}return bestSuggestion;}function normalizeOptionsInternal(loader,options,url){var loaderDefaultOptions=loader.options||{};var mergedOptions=_objectSpread({},loaderDefaultOptions);addUrlOptions(mergedOptions,url);if(mergedOptions.log===null){mergedOptions.log=new NullLog();}mergeNestedFields(mergedOptions,getGlobalLoaderOptions());mergeNestedFields(mergedOptions,options);return mergedOptions;}function mergeNestedFields(mergedOptions,options){for(var key in options){if(key in options){var value=options[key];if(isPureObject(value)&&isPureObject(mergedOptions[key])){mergedOptions[key]=_objectSpread(_objectSpread({},mergedOptions[key]),options[key]);}else{mergedOptions[key]=options[key];}}}}function addUrlOptions(options,url){if(url&&!('baseUri'in options)){options.baseUri=url;}}function isLoaderObject(loader){var _loader;if(!loader){return false;}if(Array.isArray(loader)){loader=loader[0];}var hasExtensions=Array.isArray((_loader=loader)===null||_loader===void 0?void 0:_loader.extensions);return hasExtensions;}function normalizeLoader(loader){var _loader2,_loader3;assert$5(loader,'null loader');assert$5(isLoaderObject(loader),'invalid loader');var options;if(Array.isArray(loader)){options=loader[1];loader=loader[0];loader=_objectSpread(_objectSpread({},loader),{},{options:_objectSpread(_objectSpread({},loader.options),options)});}if((_loader2=loader)!==null&&_loader2!==void 0&&_loader2.parseTextSync||(_loader3=loader)!==null&&_loader3!==void 0&&_loader3.parseText){loader.text=true;}if(!loader.text){loader.binary=true;}return loader;}var getGlobalLoaderRegistry=function getGlobalLoaderRegistry(){var state=getGlobalLoaderState();state.loaderRegistry=state.loaderRegistry||[];return state.loaderRegistry;};function getRegisteredLoaders(){return getGlobalLoaderRegistry();}function isElectron(mockUserAgent){if(typeof window!=='undefined'&&_typeof(window.process)==='object'&&window.process.type==='renderer'){return true;}if(typeof process!=='undefined'&&_typeof(process.versions)==='object'&&Boolean(process.versions.electron)){return true;}var realUserAgent=(typeof navigator==="undefined"?"undefined":_typeof(navigator))==='object'&&typeof navigator.userAgent==='string'&&navigator.userAgent;var userAgent=mockUserAgent||realUserAgent;if(userAgent&&userAgent.indexOf('Electron')>=0){return true;}return false;}function isBrowser(){var isNode=(typeof process==="undefined"?"undefined":_typeof(process))==='object'&&String(process)==='[object process]'&&!process.browser;return!isNode||isElectron();}var globals={self:typeof self!=='undefined'&&self,window:typeof window!=='undefined'&&window,global:typeof global!=='undefined'&&global,document:typeof document!=='undefined'&&document,process:(typeof process==="undefined"?"undefined":_typeof(process))==='object'&&process};var window_=globals.window||globals.self||globals.global;var process_=globals.process||{};var VERSION$6=typeof __VERSION__!=='undefined'?__VERSION__:'untranspiled source';isBrowser();function getStorage(type){try{var storage=window[type];var x='__storage_test__';storage.setItem(x,x);storage.removeItem(x);return storage;}catch(e){return null;}}var LocalStorage=/*#__PURE__*/function(){function LocalStorage(id){_classCallCheck(this,LocalStorage);var defaultSettings=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};var type=arguments.length>2&&arguments[2]!==undefined?arguments[2]:'sessionStorage';_defineProperty(this,"storage",void 0);_defineProperty(this,"id",void 0);_defineProperty(this,"config",{});this.storage=getStorage(type);this.id=id;this.config={};Object.assign(this.config,defaultSettings);this._loadConfiguration();}_createClass(LocalStorage,[{key:"getConfiguration",value:function getConfiguration(){return this.config;}},{key:"setConfiguration",value:function setConfiguration(configuration){this.config={};return this.updateConfiguration(configuration);}},{key:"updateConfiguration",value:function updateConfiguration(configuration){Object.assign(this.config,configuration);if(this.storage){var serialized=JSON.stringify(this.config);this.storage.setItem(this.id,serialized);}return this;}},{key:"_loadConfiguration",value:function _loadConfiguration(){var configuration={};if(this.storage){var serializedConfiguration=this.storage.getItem(this.id);configuration=serializedConfiguration?JSON.parse(serializedConfiguration):{};}Object.assign(this.config,configuration);return this;}}]);return LocalStorage;}();function formatTime(ms){var formatted;if(ms<10){formatted="".concat(ms.toFixed(2),"ms");}else if(ms<100){formatted="".concat(ms.toFixed(1),"ms");}else if(ms<1000){formatted="".concat(ms.toFixed(0),"ms");}else{formatted="".concat((ms/1000).toFixed(2),"s");}return formatted;}function leftPad(string){var length=arguments.length>1&&arguments[1]!==undefined?arguments[1]:8;var padLength=Math.max(length-string.length,0);return"".concat(' '.repeat(padLength)).concat(string);}function formatImage(image,message,scale){var maxWidth=arguments.length>3&&arguments[3]!==undefined?arguments[3]:600;var imageUrl=image.src.replace(/\(/g,'%28').replace(/\)/g,'%29');if(image.width>maxWidth){scale=Math.min(scale,maxWidth/image.width);}var width=image.width*scale;var height=image.height*scale;var style=['font-size:1px;',"padding:".concat(Math.floor(height/2),"px ").concat(Math.floor(width/2),"px;"),"line-height:".concat(height,"px;"),"background:url(".concat(imageUrl,");"),"background-size:".concat(width,"px ").concat(height,"px;"),'color:transparent;'].join('');return["".concat(message," %c+"),style];}var COLOR;(function(COLOR){COLOR[COLOR["BLACK"]=30]="BLACK";COLOR[COLOR["RED"]=31]="RED";COLOR[COLOR["GREEN"]=32]="GREEN";COLOR[COLOR["YELLOW"]=33]="YELLOW";COLOR[COLOR["BLUE"]=34]="BLUE";COLOR[COLOR["MAGENTA"]=35]="MAGENTA";COLOR[COLOR["CYAN"]=36]="CYAN";COLOR[COLOR["WHITE"]=37]="WHITE";COLOR[COLOR["BRIGHT_BLACK"]=90]="BRIGHT_BLACK";COLOR[COLOR["BRIGHT_RED"]=91]="BRIGHT_RED";COLOR[COLOR["BRIGHT_GREEN"]=92]="BRIGHT_GREEN";COLOR[COLOR["BRIGHT_YELLOW"]=93]="BRIGHT_YELLOW";COLOR[COLOR["BRIGHT_BLUE"]=94]="BRIGHT_BLUE";COLOR[COLOR["BRIGHT_MAGENTA"]=95]="BRIGHT_MAGENTA";COLOR[COLOR["BRIGHT_CYAN"]=96]="BRIGHT_CYAN";COLOR[COLOR["BRIGHT_WHITE"]=97]="BRIGHT_WHITE";})(COLOR||(COLOR={}));function getColor(color){return typeof color==='string'?COLOR[color.toUpperCase()]||COLOR.WHITE:color;}function addColor(string,color,background){if(!isBrowser&&typeof string==='string'){if(color){color=getColor(color);string="\x1B[".concat(color,"m").concat(string,"\x1B[39m");}if(background){color=getColor(background);string="\x1B[".concat(background+10,"m").concat(string,"\x1B[49m");}}return string;}function autobind(obj){var predefined=arguments.length>1&&arguments[1]!==undefined?arguments[1]:['constructor'];var proto=Object.getPrototypeOf(obj);var propNames=Object.getOwnPropertyNames(proto);var _iterator10=_createForOfIteratorHelper(propNames),_step10;try{var _loop5=function _loop5(){var key=_step10.value;if(typeof obj[key]==='function'){if(!predefined.find(function(name){return key===name;})){obj[key]=obj[key].bind(obj);}}};for(_iterator10.s();!(_step10=_iterator10.n()).done;){_loop5();}}catch(err){_iterator10.e(err);}finally{_iterator10.f();}}function assert$2(condition,message){if(!condition){throw new Error(message||'Assertion failed');}}function getHiResTimestamp(){var timestamp;if(isBrowser&&'performance'in window_){var _window$performance,_window$performance$n;timestamp=window_===null||window_===void 0?void 0:(_window$performance=window_.performance)===null||_window$performance===void 0?void 0:(_window$performance$n=_window$performance.now)===null||_window$performance$n===void 0?void 0:_window$performance$n.call(_window$performance);}else if('hrtime'in process_){var _process$hrtime;var timeParts=process_===null||process_===void 0?void 0:(_process$hrtime=process_.hrtime)===null||_process$hrtime===void 0?void 0:_process$hrtime.call(process_);timestamp=timeParts[0]*1000+timeParts[1]/1e6;}else{timestamp=Date.now();}return timestamp;}var originalConsole={debug:isBrowser?console.debug||console.log:console.log,log:console.log,info:console.info,warn:console.warn,error:console.error};var DEFAULT_SETTINGS={enabled:true,level:0};function noop(){}var cache={};var ONCE={once:true};var Log=/*#__PURE__*/function(){function Log(){_classCallCheck(this,Log);var _ref20=arguments.length>0&&arguments[0]!==undefined?arguments[0]:{id:''},id=_ref20.id;_defineProperty(this,"id",void 0);_defineProperty(this,"VERSION",VERSION$6);_defineProperty(this,"_startTs",getHiResTimestamp());_defineProperty(this,"_deltaTs",getHiResTimestamp());_defineProperty(this,"_storage",void 0);_defineProperty(this,"userData",{});_defineProperty(this,"LOG_THROTTLE_TIMEOUT",0);this.id=id;this._storage=new LocalStorage("__probe-".concat(this.id,"__"),DEFAULT_SETTINGS);this.userData={};this.timeStamp("".concat(this.id," started"));autobind(this);Object.seal(this);}_createClass(Log,[{key:"level",get:function get(){return this.getLevel();},set:function set(newLevel){this.setLevel(newLevel);}},{key:"isEnabled",value:function isEnabled(){return this._storage.config.enabled;}},{key:"getLevel",value:function getLevel(){return this._storage.config.level;}},{key:"getTotal",value:function getTotal(){return Number((getHiResTimestamp()-this._startTs).toPrecision(10));}},{key:"getDelta",value:function getDelta(){return Number((getHiResTimestamp()-this._deltaTs).toPrecision(10));}},{key:"priority",get:function get(){return this.level;},set:function set(newPriority){this.level=newPriority;}},{key:"getPriority",value:function getPriority(){return this.level;}},{key:"enable",value:function enable(){var enabled=arguments.length>0&&arguments[0]!==undefined?arguments[0]:true;this._storage.updateConfiguration({enabled:enabled});return this;}},{key:"setLevel",value:function setLevel(level){this._storage.updateConfiguration({level:level});return this;}},{key:"get",value:function get(setting){return this._storage.config[setting];}},{key:"set",value:function set(setting,value){this._storage.updateConfiguration(_defineProperty2({},setting,value));}},{key:"settings",value:function settings(){if(console.table){console.table(this._storage.config);}else{console.log(this._storage.config);}}},{key:"assert",value:function assert(condition,message){assert$2(condition,message);}},{key:"warn",value:function warn(message){return this._getLogFunction(0,message,originalConsole.warn,arguments,ONCE);}},{key:"error",value:function error(message){return this._getLogFunction(0,message,originalConsole.error,arguments);}},{key:"deprecated",value:function deprecated(oldUsage,newUsage){return this.warn("`".concat(oldUsage,"` is deprecated and will be removed in a later version. Use `").concat(newUsage,"` instead"));}},{key:"removed",value:function removed(oldUsage,newUsage){return this.error("`".concat(oldUsage,"` has been removed. Use `").concat(newUsage,"` instead"));}},{key:"probe",value:function probe(logLevel,message){return this._getLogFunction(logLevel,message,originalConsole.log,arguments,{time:true,once:true});}},{key:"log",value:function log(logLevel,message){return this._getLogFunction(logLevel,message,originalConsole.debug,arguments);}},{key:"info",value:function info(logLevel,message){return this._getLogFunction(logLevel,message,console.info,arguments);}},{key:"once",value:function once(logLevel,message){for(var _len=arguments.length,args=new Array(_len>2?_len-2:0),_key=2;_key<_len;_key++){args[_key-2]=arguments[_key];}return this._getLogFunction(logLevel,message,originalConsole.debug||originalConsole.info,arguments,ONCE);}},{key:"table",value:function table(logLevel,_table2,columns){if(_table2){return this._getLogFunction(logLevel,_table2,console.table||noop,columns&&[columns],{tag:getTableHeader(_table2)});}return noop;}},{key:"image",value:function image(_ref){var logLevel=_ref.logLevel,priority=_ref.priority,image=_ref.image,_ref$message=_ref.message,message=_ref$message===void 0?'':_ref$message,_ref$scale=_ref.scale,scale=_ref$scale===void 0?1:_ref$scale;if(!this._shouldLog(logLevel||priority)){return noop;}return isBrowser?logImageInBrowser({image:image,message:message,scale:scale}):logImageInNode({image:image,message:message,scale:scale});}},{key:"time",value:function time(logLevel,message){return this._getLogFunction(logLevel,message,console.time?console.time:console.info);}},{key:"timeEnd",value:function timeEnd(logLevel,message){return this._getLogFunction(logLevel,message,console.timeEnd?console.timeEnd:console.info);}},{key:"timeStamp",value:function timeStamp(logLevel,message){return this._getLogFunction(logLevel,message,console.timeStamp||noop);}},{key:"group",value:function group(logLevel,message){var opts=arguments.length>2&&arguments[2]!==undefined?arguments[2]:{collapsed:false};var options=normalizeArguments({logLevel:logLevel,message:message,opts:opts});var collapsed=opts.collapsed;options.method=(collapsed?console.groupCollapsed:console.group)||console.info;return this._getLogFunction(options);}},{key:"groupCollapsed",value:function groupCollapsed(logLevel,message){var opts=arguments.length>2&&arguments[2]!==undefined?arguments[2]:{};return this.group(logLevel,message,Object.assign({},opts,{collapsed:true}));}},{key:"groupEnd",value:function groupEnd(logLevel){return this._getLogFunction(logLevel,'',console.groupEnd||noop);}},{key:"withGroup",value:function withGroup(logLevel,message,func){this.group(logLevel,message)();try{func();}finally{this.groupEnd(logLevel)();}}},{key:"trace",value:function trace(){if(console.trace){console.trace();}}},{key:"_shouldLog",value:function _shouldLog(logLevel){return this.isEnabled()&&this.getLevel()>=normalizeLogLevel(logLevel);}},{key:"_getLogFunction",value:function _getLogFunction(logLevel,message,method,args,opts){if(this._shouldLog(logLevel)){var _method2;opts=normalizeArguments({logLevel:logLevel,message:message,args:args,opts:opts});method=method||opts.method;assert$2(method);opts.total=this.getTotal();opts.delta=this.getDelta();this._deltaTs=getHiResTimestamp();var tag=opts.tag||opts.message;if(opts.once){if(!cache[tag]){cache[tag]=getHiResTimestamp();}else{return noop;}}message=decorateMessage(this.id,opts.message,opts);return(_method2=method).bind.apply(_method2,[console,message].concat(_toConsumableArray(opts.args)));}return noop;}}]);return Log;}();_defineProperty(Log,"VERSION",VERSION$6);function normalizeLogLevel(logLevel){if(!logLevel){return 0;}var resolvedLevel;switch(_typeof(logLevel)){case'number':resolvedLevel=logLevel;break;case'object':resolvedLevel=logLevel.logLevel||logLevel.priority||0;break;default:return 0;}assert$2(Number.isFinite(resolvedLevel)&&resolvedLevel>=0);return resolvedLevel;}function normalizeArguments(opts){var logLevel=opts.logLevel,message=opts.message;opts.logLevel=normalizeLogLevel(logLevel);var args=opts.args?Array.from(opts.args):[];while(args.length&&args.shift()!==message){}switch(_typeof(logLevel)){case'string':case'function':if(message!==undefined){args.unshift(message);}opts.message=logLevel;break;case'object':Object.assign(opts,logLevel);break;}if(typeof opts.message==='function'){opts.message=opts.message();}var messageType=_typeof(opts.message);assert$2(messageType==='string'||messageType==='object');return Object.assign(opts,{args:args},opts.opts);}function decorateMessage(id,message,opts){if(typeof message==='string'){var _time2=opts.time?leftPad(formatTime(opts.total)):'';message=opts.time?"".concat(id,": ").concat(_time2,"  ").concat(message):"".concat(id,": ").concat(message);message=addColor(message,opts.color,opts.background);}return message;}function logImageInNode(_ref2){var image=_ref2.image,_ref2$message=_ref2.message,message=_ref2$message===void 0?'':_ref2$message,_ref2$scale=_ref2.scale,scale=_ref2$scale===void 0?1:_ref2$scale;var asciify=null;try{asciify=module.require('asciify-image');}catch(error){}if(asciify){return function(){return asciify(image,{fit:'box',width:"".concat(Math.round(80*scale),"%")}).then(function(data){return console.log(data);});};}return noop;}function logImageInBrowser(_ref3){var image=_ref3.image,_ref3$message=_ref3.message,message=_ref3$message===void 0?'':_ref3$message,_ref3$scale=_ref3.scale,scale=_ref3$scale===void 0?1:_ref3$scale;if(typeof image==='string'){var img=new Image();img.onload=function(){var _console4;var args=formatImage(img,message,scale);(_console4=console).log.apply(_console4,_toConsumableArray(args));};img.src=image;return noop;}var element=image.nodeName||'';if(element.toLowerCase()==='img'){var _console5;(_console5=console).log.apply(_console5,_toConsumableArray(formatImage(image,message,scale)));return noop;}if(element.toLowerCase()==='canvas'){var _img2=new Image();_img2.onload=function(){var _console6;return(_console6=console).log.apply(_console6,_toConsumableArray(formatImage(_img2,message,scale)));};_img2.src=image.toDataURL();return noop;}return noop;}function getTableHeader(table){for(var key in table){for(var title in table[key]){return title||'untitled';}}return'empty';}var log=new Log({id:'loaders.gl'});var EXT_PATTERN=/\.([^.]+)$/;function selectLoader(_x27){return _selectLoader.apply(this,arguments);}function _selectLoader(){_selectLoader=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee18(data){var loaders,options,context,loader,_args16=arguments;return _regeneratorRuntime().wrap(function _callee18$(_context22){while(1){switch(_context22.prev=_context22.next){case 0:loaders=_args16.length>1&&_args16[1]!==undefined?_args16[1]:[];options=_args16.length>2?_args16[2]:undefined;context=_args16.length>3?_args16[3]:undefined;if(validHTTPResponse(data)){_context22.next=5;break;}return _context22.abrupt("return",null);case 5:loader=selectLoaderSync(data,loaders,_objectSpread(_objectSpread({},options),{},{nothrow:true}),context);if(!loader){_context22.next=8;break;}return _context22.abrupt("return",loader);case 8:if(!isBlob(data)){_context22.next=13;break;}_context22.next=11;return data.slice(0,10).arrayBuffer();case 11:data=_context22.sent;loader=selectLoaderSync(data,loaders,options,context);case 13:if(!(!loader&&!(options!==null&&options!==void 0&&options.nothrow))){_context22.next=15;break;}throw new Error(getNoValidLoaderMessage(data));case 15:return _context22.abrupt("return",loader);case 16:case"end":return _context22.stop();}}},_callee18);}));return _selectLoader.apply(this,arguments);}function selectLoaderSync(data){var loaders=arguments.length>1&&arguments[1]!==undefined?arguments[1]:[];var options=arguments.length>2?arguments[2]:undefined;var context=arguments.length>3?arguments[3]:undefined;if(!validHTTPResponse(data)){return null;}if(loaders&&!Array.isArray(loaders)){return normalizeLoader(loaders);}var candidateLoaders=[];if(loaders){candidateLoaders=candidateLoaders.concat(loaders);}if(!(options!==null&&options!==void 0&&options.ignoreRegisteredLoaders)){var _candidateLoaders;(_candidateLoaders=candidateLoaders).push.apply(_candidateLoaders,_toConsumableArray(getRegisteredLoaders()));}normalizeLoaders(candidateLoaders);var loader=selectLoaderInternal(data,candidateLoaders,options,context);if(!loader&&!(options!==null&&options!==void 0&&options.nothrow)){throw new Error(getNoValidLoaderMessage(data));}return loader;}function selectLoaderInternal(data,loaders,options,context){var _getResourceUrlAndTyp=getResourceUrlAndType(data),url=_getResourceUrlAndTyp.url,type=_getResourceUrlAndTyp.type;var testUrl=url||(context===null||context===void 0?void 0:context.url);var loader=null;var reason='';if(options!==null&&options!==void 0&&options.mimeType){loader=findLoaderByMIMEType(loaders,options===null||options===void 0?void 0:options.mimeType);reason="match forced by supplied MIME type ".concat(options===null||options===void 0?void 0:options.mimeType);}loader=loader||findLoaderByUrl(loaders,testUrl);reason=reason||(loader?"matched url ".concat(testUrl):'');loader=loader||findLoaderByMIMEType(loaders,type);reason=reason||(loader?"matched MIME type ".concat(type):'');loader=loader||findLoaderByInitialBytes(loaders,data);reason=reason||(loader?"matched initial data ".concat(getFirstCharacters(data)):'');loader=loader||findLoaderByMIMEType(loaders,options===null||options===void 0?void 0:options.fallbackMimeType);reason=reason||(loader?"matched fallback MIME type ".concat(type):'');if(reason){var _loader;log.log(1,"selectLoader selected ".concat((_loader=loader)===null||_loader===void 0?void 0:_loader.name,": ").concat(reason,"."));}return loader;}function validHTTPResponse(data){if(data instanceof Response){if(data.status===204){return false;}}return true;}function getNoValidLoaderMessage(data){var _getResourceUrlAndTyp2=getResourceUrlAndType(data),url=_getResourceUrlAndTyp2.url,type=_getResourceUrlAndTyp2.type;var message='No valid loader found (';message+=url?"".concat(filename(url),", "):'no url provided, ';message+="MIME type: ".concat(type?"\"".concat(type,"\""):'not provided',", ");var firstCharacters=data?getFirstCharacters(data):'';message+=firstCharacters?" first bytes: \"".concat(firstCharacters,"\""):'first bytes: not available';message+=')';return message;}function normalizeLoaders(loaders){var _iterator11=_createForOfIteratorHelper(loaders),_step11;try{for(_iterator11.s();!(_step11=_iterator11.n()).done;){var loader=_step11.value;normalizeLoader(loader);}}catch(err){_iterator11.e(err);}finally{_iterator11.f();}}function findLoaderByUrl(loaders,url){var match=url&&EXT_PATTERN.exec(url);var extension=match&&match[1];return extension?findLoaderByExtension(loaders,extension):null;}function findLoaderByExtension(loaders,extension){extension=extension.toLowerCase();var _iterator12=_createForOfIteratorHelper(loaders),_step12;try{for(_iterator12.s();!(_step12=_iterator12.n()).done;){var loader=_step12.value;var _iterator13=_createForOfIteratorHelper(loader.extensions),_step13;try{for(_iterator13.s();!(_step13=_iterator13.n()).done;){var loaderExtension=_step13.value;if(loaderExtension.toLowerCase()===extension){return loader;}}}catch(err){_iterator13.e(err);}finally{_iterator13.f();}}}catch(err){_iterator12.e(err);}finally{_iterator12.f();}return null;}function findLoaderByMIMEType(loaders,mimeType){var _iterator14=_createForOfIteratorHelper(loaders),_step14;try{for(_iterator14.s();!(_step14=_iterator14.n()).done;){var loader=_step14.value;if(loader.mimeTypes&&loader.mimeTypes.includes(mimeType)){return 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GL_EXTENSIONS_CONSTANTS={COMPRESSED_RGB_S3TC_DXT1_EXT:0x83f0,COMPRESSED_RGBA_S3TC_DXT1_EXT:0x83f1,COMPRESSED_RGBA_S3TC_DXT3_EXT:0x83f2,COMPRESSED_RGBA_S3TC_DXT5_EXT:0x83f3,COMPRESSED_R11_EAC:0x9270,COMPRESSED_SIGNED_R11_EAC:0x9271,COMPRESSED_RG11_EAC:0x9272,COMPRESSED_SIGNED_RG11_EAC:0x9273,COMPRESSED_RGB8_ETC2:0x9274,COMPRESSED_RGBA8_ETC2_EAC:0x9275,COMPRESSED_SRGB8_ETC2:0x9276,COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:0x9277,COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2:0x9278,COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2:0x9279,COMPRESSED_RGB_PVRTC_4BPPV1_IMG:0x8c00,COMPRESSED_RGBA_PVRTC_4BPPV1_IMG:0x8c02,COMPRESSED_RGB_PVRTC_2BPPV1_IMG:0x8c01,COMPRESSED_RGBA_PVRTC_2BPPV1_IMG:0x8c03,COMPRESSED_RGB_ETC1_WEBGL:0x8d64,COMPRESSED_RGB_ATC_WEBGL:0x8c92,COMPRESSED_RGBA_ATC_EXPLICIT_ALPHA_WEBGL:0x8c93,COMPRESSED_RGBA_ATC_INTERPOLATED_ALPHA_WEBGL:0x87ee,COMPRESSED_RGBA_ASTC_4X4_KHR:0x93b0,COMPRESSED_RGBA_ASTC_5X4_KHR:0x93b1,COMPRESSED_RGBA_ASTC_5X5_KHR:0x93b2,COMPRESSED_RGBA_ASTC_6X5_KHR:0x93b3,COMPRESSED_RGBA_ASTC_6X6_KHR:0x93b4,COMPRESSED_RGBA_ASTC_8X5_KHR:0x93b5,COMPRESSED_RGBA_ASTC_8X6_KHR:0x93b6,COMPRESSED_RGBA_ASTC_8X8_KHR:0x93b7,COMPRESSED_RGBA_ASTC_10X5_KHR:0x93b8,COMPRESSED_RGBA_ASTC_10X6_KHR:0x93b9,COMPRESSED_RGBA_ASTC_10X8_KHR:0x93ba,COMPRESSED_RGBA_ASTC_10X10_KHR:0x93bb,COMPRESSED_RGBA_ASTC_12X10_KHR:0x93bc,COMPRESSED_RGBA_ASTC_12X12_KHR:0x93bd,COMPRESSED_SRGB8_ALPHA8_ASTC_4X4_KHR:0x93d0,COMPRESSED_SRGB8_ALPHA8_ASTC_5X4_KHR:0x93d1,COMPRESSED_SRGB8_ALPHA8_ASTC_5X5_KHR:0x93d2,COMPRESSED_SRGB8_ALPHA8_ASTC_6X5_KHR:0x93d3,COMPRESSED_SRGB8_ALPHA8_ASTC_6X6_KHR:0x93d4,COMPRESSED_SRGB8_ALPHA8_ASTC_8X5_KHR:0x93d5,COMPRESSED_SRGB8_ALPHA8_ASTC_8X6_KHR:0x93d6,COMPRESSED_SRGB8_ALPHA8_ASTC_8X8_KHR:0x93d7,COMPRESSED_SRGB8_ALPHA8_ASTC_10X5_KHR:0x93d8,COMPRESSED_SRGB8_ALPHA8_ASTC_10X6_KHR:0x93d9,COMPRESSED_SRGB8_ALPHA8_ASTC_10X8_KHR:0x93da,COMPRESSED_SRGB8_ALPHA8_ASTC_10X10_KHR:0x93db,COMPRESSED_SRGB8_ALPHA8_ASTC_12X10_KHR:0x93dc,COMPRESSED_SRGB8_ALPHA8_ASTC_12X12_KHR:0x93dd,COMPRESSED_RED_RGTC1_EXT:0x8dbb,COMPRESSED_SIGNED_RED_RGTC1_EXT:0x8dbc,COMPRESSED_RED_GREEN_RGTC2_EXT:0x8dbd,COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT:0x8dbe,COMPRESSED_SRGB_S3TC_DXT1_EXT:0x8c4c,COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT:0x8c4d,COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT:0x8c4e,COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT:0x8c4f};var BROWSER_PREFIXES=['','WEBKIT_','MOZ_'];var WEBGL_EXTENSIONS={WEBGL_compressed_texture_s3tc:'dxt',WEBGL_compressed_texture_s3tc_srgb:'dxt-srgb',WEBGL_compressed_texture_etc1:'etc1',WEBGL_compressed_texture_etc:'etc2',WEBGL_compressed_texture_pvrtc:'pvrtc',WEBGL_compressed_texture_atc:'atc',WEBGL_compressed_texture_astc:'astc',EXT_texture_compression_rgtc:'rgtc'};var formats=null;function getSupportedGPUTextureFormats(gl){if(!formats){gl=gl||getWebGLContext()||undefined;formats=new Set();var _iterator16=_createForOfIteratorHelper(BROWSER_PREFIXES),_step16;try{for(_iterator16.s();!(_step16=_iterator16.n()).done;){var prefix=_step16.value;for(var extension in WEBGL_EXTENSIONS){if(gl&&gl.getExtension("".concat(prefix).concat(extension))){var gpuTextureFormat=WEBGL_EXTENSIONS[extension];formats.add(gpuTextureFormat);}}}}catch(err){_iterator16.e(err);}finally{_iterator16.f();}}return formats;}function getWebGLContext(){try{var _canvas6=document.createElement('canvas');return _canvas6.getContext('webgl');}catch(error){return null;}}var n,i,s,a,r,o,l,f;!function(t){t[t.NONE=0]="NONE",t[t.BASISLZ=1]="BASISLZ",t[t.ZSTD=2]="ZSTD",t[t.ZLIB=3]="ZLIB";}(n||(n={})),function(t){t[t.BASICFORMAT=0]="BASICFORMAT";}(i||(i={})),function(t){t[t.UNSPECIFIED=0]="UNSPECIFIED",t[t.ETC1S=163]="ETC1S",t[t.UASTC=166]="UASTC";}(s||(s={})),function(t){t[t.UNSPECIFIED=0]="UNSPECIFIED",t[t.SRGB=1]="SRGB";}(a||(a={})),function(t){t[t.UNSPECIFIED=0]="UNSPECIFIED",t[t.LINEAR=1]="LINEAR",t[t.SRGB=2]="SRGB",t[t.ITU=3]="ITU",t[t.NTSC=4]="NTSC",t[t.SLOG=5]="SLOG",t[t.SLOG2=6]="SLOG2";}(r||(r={})),function(t){t[t.ALPHA_STRAIGHT=0]="ALPHA_STRAIGHT",t[t.ALPHA_PREMULTIPLIED=1]="ALPHA_PREMULTIPLIED";}(o||(o={})),function(t){t[t.RGB=0]="RGB",t[t.RRR=3]="RRR",t[t.GGG=4]="GGG",t[t.AAA=15]="AAA";}(l||(l={})),function(t){t[t.RGB=0]="RGB",t[t.RGBA=3]="RGBA",t[t.RRR=4]="RRR",t[t.RRRG=5]="RRRG";}(f||(f={}));var KTX2_ID=[0xab,0x4b,0x54,0x58,0x20,0x32,0x30,0xbb,0x0d,0x0a,0x1a,0x0a];function isKTX(data){var id=new Uint8Array(data);var notKTX=id.byteLength<KTX2_ID.length||id[0]!==KTX2_ID[0]||id[1]!==KTX2_ID[1]||id[2]!==KTX2_ID[2]||id[3]!==KTX2_ID[3]||id[4]!==KTX2_ID[4]||id[5]!==KTX2_ID[5]||id[6]!==KTX2_ID[6]||id[7]!==KTX2_ID[7]||id[8]!==KTX2_ID[8]||id[9]!==KTX2_ID[9]||id[10]!==KTX2_ID[10]||id[11]!==KTX2_ID[11];return!notKTX;}var OutputFormat={etc1:{basisFormat:0,compressed:true,format:GL_EXTENSIONS_CONSTANTS.COMPRESSED_RGB_ETC1_WEBGL},etc2:{basisFormat:1,compressed:true},bc1:{basisFormat:2,compressed:true,format:GL_EXTENSIONS_CONSTANTS.COMPRESSED_RGB_S3TC_DXT1_EXT},bc3:{basisFormat:3,compressed:true,format:GL_EXTENSIONS_CONSTANTS.COMPRESSED_RGBA_S3TC_DXT5_EXT},bc4:{basisFormat:4,compressed:true},bc5:{basisFormat:5,compressed:true},'bc7-m6-opaque-only':{basisFormat:6,compressed:true},'bc7-m5':{basisFormat:7,compressed:true},'pvrtc1-4-rgb':{basisFormat:8,compressed:true,format:GL_EXTENSIONS_CONSTANTS.COMPRESSED_RGB_PVRTC_4BPPV1_IMG},'pvrtc1-4-rgba':{basisFormat:9,compressed:true,format:GL_EXTENSIONS_CONSTANTS.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG},'astc-4x4':{basisFormat:10,compressed:true,format:GL_EXTENSIONS_CONSTANTS.COMPRESSED_RGBA_ASTC_4X4_KHR},'atc-rgb':{basisFormat:11,compressed:true},'atc-rgba-interpolated-alpha':{basisFormat:12,compressed:true},rgba32:{basisFormat:13,compressed:false},rgb565:{basisFormat:14,compressed:false},bgr565:{basisFormat:15,compressed:false},rgba4444:{basisFormat:16,compressed:false}};function parseBasis(_x43,_x44){return _parseBasis.apply(this,arguments);}function _parseBasis(){_parseBasis=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee26(data,options){var fileConstructors,_yield$loadBasisTrasc,BasisFile,_fileConstructors,_yield$loadBasisTrasc2,_BasisFile;return _regeneratorRuntime().wrap(function _callee26$(_context30){while(1){switch(_context30.prev=_context30.next){case 0:if(!(options.basis.containerFormat==='auto')){_context30.next=11;break;}if(!isKTX(data)){_context30.next=6;break;}_context30.next=4;return loadBasisEncoderModule(options);case 4:fileConstructors=_context30.sent;return _context30.abrupt("return",parseKTX2File(fileConstructors.KTX2File,data,options));case 6:_context30.next=8;return loadBasisTrascoderModule(options);case 8:_yield$loadBasisTrasc=_context30.sent;BasisFile=_yield$loadBasisTrasc.BasisFile;return _context30.abrupt("return",parseBasisFile(BasisFile,data,options));case 11:_context30.t0=options.basis.module;_context30.next=_context30.t0==='encoder'?14:_context30.t0==='transcoder'?22:22;break;case 14:_context30.next=16;return loadBasisEncoderModule(options);case 16:_fileConstructors=_context30.sent;_context30.t1=options.basis.containerFormat;_context30.next=_context30.t1==='ktx2'?20:_context30.t1==='basis'?21:21;break;case 20:return _context30.abrupt("return",parseKTX2File(_fileConstructors.KTX2File,data,options));case 21:return _context30.abrupt("return",parseBasisFile(_fileConstructors.BasisFile,data,options));case 22:_context30.next=24;return loadBasisTrascoderModule(options);case 24:_yield$loadBasisTrasc2=_context30.sent;_BasisFile=_yield$loadBasisTrasc2.BasisFile;return _context30.abrupt("return",parseBasisFile(_BasisFile,data,options));case 27:case"end":return _context30.stop();}}},_callee26);}));return _parseBasis.apply(this,arguments);}function parseBasisFile(BasisFile,data,options){var basisFile=new BasisFile(new Uint8Array(data));try{if(!basisFile.startTranscoding()){throw new Error('Failed to start basis transcoding');}var imageCount=basisFile.getNumImages();var images=[];for(var imageIndex=0;imageIndex<imageCount;imageIndex++){var levelsCount=basisFile.getNumLevels(imageIndex);var levels=[];for(var levelIndex=0;levelIndex<levelsCount;levelIndex++){levels.push(transcodeImage(basisFile,imageIndex,levelIndex,options));}images.push(levels);}return images;}finally{basisFile.close();basisFile["delete"]();}}function transcodeImage(basisFile,imageIndex,levelIndex,options){var width=basisFile.getImageWidth(imageIndex,levelIndex);var height=basisFile.getImageHeight(imageIndex,levelIndex);var hasAlpha=basisFile.getHasAlpha();var _getBasisOptions=getBasisOptions(options,hasAlpha),compressed=_getBasisOptions.compressed,format=_getBasisOptions.format,basisFormat=_getBasisOptions.basisFormat;var decodedSize=basisFile.getImageTranscodedSizeInBytes(imageIndex,levelIndex,basisFormat);var decodedData=new Uint8Array(decodedSize);if(!basisFile.transcodeImage(decodedData,imageIndex,levelIndex,basisFormat,0,0)){throw new Error('failed to start Basis transcoding');}return{width:width,height:height,data:decodedData,compressed:compressed,format:format,hasAlpha:hasAlpha};}function parseKTX2File(KTX2File,data,options){var ktx2File=new KTX2File(new Uint8Array(data));try{if(!ktx2File.startTranscoding()){throw new Error('failed to start KTX2 transcoding');}var levelsCount=ktx2File.getLevels();var levels=[];for(var levelIndex=0;levelIndex<levelsCount;levelIndex++){levels.push(transcodeKTX2Image(ktx2File,levelIndex,options));break;}return[levels];}finally{ktx2File.close();ktx2File["delete"]();}}function transcodeKTX2Image(ktx2File,levelIndex,options){var _ktx2File$getImageLev=ktx2File.getImageLevelInfo(levelIndex,0,0),alphaFlag=_ktx2File$getImageLev.alphaFlag,height=_ktx2File$getImageLev.height,width=_ktx2File$getImageLev.width;var _getBasisOptions2=getBasisOptions(options,alphaFlag),compressed=_getBasisOptions2.compressed,format=_getBasisOptions2.format,basisFormat=_getBasisOptions2.basisFormat;var decodedSize=ktx2File.getImageTranscodedSizeInBytes(levelIndex,0,0,basisFormat);var decodedData=new Uint8Array(decodedSize);if(!ktx2File.transcodeImage(decodedData,levelIndex,0,0,basisFormat,0,-1,-1)){throw new Error('Failed to transcode KTX2 image');}return{width:width,height:height,data:decodedData,compressed:compressed,hasAlpha:alphaFlag,format:format};}function getBasisOptions(options,hasAlpha){var format=options&&options.basis&&options.basis.format;if(format==='auto'){format=selectSupportedBasisFormat();}if(_typeof(format)==='object'){format=hasAlpha?format.alpha:format.noAlpha;}format=format.toLowerCase();return OutputFormat[format];}function selectSupportedBasisFormat(){var supportedFormats=getSupportedGPUTextureFormats();if(supportedFormats.has('astc')){return'astc-4x4';}else if(supportedFormats.has('dxt')){return{alpha:'bc3',noAlpha:'bc1'};}else if(supportedFormats.has('pvrtc')){return{alpha:'pvrtc1-4-rgba',noAlpha:'pvrtc1-4-rgb'};}else if(supportedFormats.has('etc1')){return'etc1';}else if(supportedFormats.has('etc2')){return'etc2';}return'rgb565';}var BasisWorkerLoader={name:'Basis',id:'basis',module:'textures',version:VERSION$4,worker:true,extensions:['basis','ktx2'],mimeTypes:['application/octet-stream','image/ktx2'],tests:['sB'],binary:true,options:{basis:{format:'auto',libraryPath:'libs/',containerFormat:'auto',module:'transcoder'}}};var BasisLoader=_objectSpread(_objectSpread({},BasisWorkerLoader),{},{parse:parseBasis});var VERSION$2="3.2.6";var _parseImageNode=globalThis._parseImageNode;var IMAGE_SUPPORTED=typeof Image!=='undefined';var IMAGE_BITMAP_SUPPORTED=typeof ImageBitmap!=='undefined';var NODE_IMAGE_SUPPORTED=Boolean(_parseImageNode);var DATA_SUPPORTED=isBrowser$4?true:NODE_IMAGE_SUPPORTED;function isImageTypeSupported(type){switch(type){case'auto':return IMAGE_BITMAP_SUPPORTED||IMAGE_SUPPORTED||DATA_SUPPORTED;case'imagebitmap':return IMAGE_BITMAP_SUPPORTED;case'image':return IMAGE_SUPPORTED;case'data':return DATA_SUPPORTED;default:throw new Error("@loaders.gl/images: image ".concat(type," not supported in this environment"));}}function getDefaultImageType(){if(IMAGE_BITMAP_SUPPORTED){return'imagebitmap';}if(IMAGE_SUPPORTED){return'image';}if(DATA_SUPPORTED){return'data';}throw new Error('Install \'@loaders.gl/polyfills\' to parse images under Node.js');}function getImageType(image){var format=getImageTypeOrNull(image);if(!format){throw new Error('Not an image');}return format;}function getImageData(image){switch(getImageType(image)){case'data':return image;case'image':case'imagebitmap':var _canvas7=document.createElement('canvas');var context=_canvas7.getContext('2d');if(!context){throw new Error('getImageData');}_canvas7.width=image.width;_canvas7.height=image.height;context.drawImage(image,0,0);return context.getImageData(0,0,image.width,image.height);default:throw new Error('getImageData');}}function getImageTypeOrNull(image){if(typeof ImageBitmap!=='undefined'&&image instanceof ImageBitmap){return'imagebitmap';}if(typeof Image!=='undefined'&&image instanceof Image){return'image';}if(image&&_typeof(image)==='object'&&image.data&&image.width&&image.height){return'data';}return null;}var SVG_DATA_URL_PATTERN=/^data:image\/svg\+xml/;var SVG_URL_PATTERN=/\.svg((\?|#).*)?$/;function isSVG(url){return url&&(SVG_DATA_URL_PATTERN.test(url)||SVG_URL_PATTERN.test(url));}function getBlobOrSVGDataUrl(arrayBuffer,url){if(isSVG(url)){var textDecoder=new TextDecoder();var xmlText=textDecoder.decode(arrayBuffer);try{if(typeof unescape==='function'&&typeof encodeURIComponent==='function'){xmlText=unescape(encodeURIComponent(xmlText));}}catch(error){throw new Error(error.message);}var src="data:image/svg+xml;base64,".concat(btoa(xmlText));return src;}return getBlob(arrayBuffer,url);}function getBlob(arrayBuffer,url){if(isSVG(url)){throw new Error('SVG cannot be parsed directly to imagebitmap');}return new Blob([new Uint8Array(arrayBuffer)]);}function parseToImage(_x45,_x46,_x47){return _parseToImage.apply(this,arguments);}function _parseToImage(){_parseToImage=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee27(arrayBuffer,options,url){var blobOrDataUrl,URL,objectUrl;return _regeneratorRuntime().wrap(function _callee27$(_context31){while(1){switch(_context31.prev=_context31.next){case 0:blobOrDataUrl=getBlobOrSVGDataUrl(arrayBuffer,url);URL=self.URL||self.webkitURL;objectUrl=typeof blobOrDataUrl!=='string'&&URL.createObjectURL(blobOrDataUrl);_context31.prev=3;_context31.next=6;return loadToImage(objectUrl||blobOrDataUrl,options);case 6:return _context31.abrupt("return",_context31.sent);case 7:_context31.prev=7;if(objectUrl){URL.revokeObjectURL(objectUrl);}return _context31.finish(7);case 10:case"end":return _context31.stop();}}},_callee27,null,[[3,,7,10]]);}));return _parseToImage.apply(this,arguments);}function loadToImage(_x48,_x49){return _loadToImage.apply(this,arguments);}function _loadToImage(){_loadToImage=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee28(url,options){var image;return _regeneratorRuntime().wrap(function _callee28$(_context32){while(1){switch(_context32.prev=_context32.next){case 0:image=new Image();image.src=url;if(!(options.image&&options.image.decode&&image.decode)){_context32.next=6;break;}_context32.next=5;return image.decode();case 5:return _context32.abrupt("return",image);case 6:_context32.next=8;return new Promise(function(resolve,reject){try{image.onload=function(){return resolve(image);};image.onerror=function(err){return reject(new Error("Could not load image ".concat(url,": ").concat(err)));};}catch(error){reject(error);}});case 8:return _context32.abrupt("return",_context32.sent);case 9:case"end":return _context32.stop();}}},_callee28);}));return _loadToImage.apply(this,arguments);}var EMPTY_OBJECT={};var imagebitmapOptionsSupported=true;function parseToImageBitmap(_x50,_x51,_x52){return _parseToImageBitmap.apply(this,arguments);}function _parseToImageBitmap(){_parseToImageBitmap=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee29(arrayBuffer,options,url){var blob,_image8,imagebitmapOptions;return _regeneratorRuntime().wrap(function _callee29$(_context33){while(1){switch(_context33.prev=_context33.next){case 0:if(!isSVG(url)){_context33.next=7;break;}_context33.next=3;return parseToImage(arrayBuffer,options,url);case 3:_image8=_context33.sent;blob=_image8;_context33.next=8;break;case 7:blob=getBlob(arrayBuffer,url);case 8:imagebitmapOptions=options&&options.imagebitmap;_context33.next=11;return safeCreateImageBitmap(blob,imagebitmapOptions);case 11:return _context33.abrupt("return",_context33.sent);case 12:case"end":return _context33.stop();}}},_callee29);}));return _parseToImageBitmap.apply(this,arguments);}function safeCreateImageBitmap(_x53){return _safeCreateImageBitmap.apply(this,arguments);}function _safeCreateImageBitmap(){_safeCreateImageBitmap=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee30(blob){var imagebitmapOptions,_args28=arguments;return _regeneratorRuntime().wrap(function _callee30$(_context34){while(1){switch(_context34.prev=_context34.next){case 0:imagebitmapOptions=_args28.length>1&&_args28[1]!==undefined?_args28[1]:null;if(isEmptyObject(imagebitmapOptions)||!imagebitmapOptionsSupported){imagebitmapOptions=null;}if(!imagebitmapOptions){_context34.next=13;break;}_context34.prev=3;_context34.next=6;return createImageBitmap(blob,imagebitmapOptions);case 6:return _context34.abrupt("return",_context34.sent);case 9:_context34.prev=9;_context34.t0=_context34["catch"](3);console.warn(_context34.t0);imagebitmapOptionsSupported=false;case 13:_context34.next=15;return createImageBitmap(blob);case 15:return _context34.abrupt("return",_context34.sent);case 16:case"end":return _context34.stop();}}},_callee30,null,[[3,9]]);}));return _safeCreateImageBitmap.apply(this,arguments);}function isEmptyObject(object){for(var key in object||EMPTY_OBJECT){return false;}return true;}var BIG_ENDIAN=false;var LITTLE_ENDIAN=true;function getBinaryImageMetadata(binaryData){var dataView=toDataView(binaryData);return getPngMetadata(dataView)||getJpegMetadata(dataView)||getGifMetadata(dataView)||getBmpMetadata(dataView);}function getPngMetadata(binaryData){var dataView=toDataView(binaryData);var isPng=dataView.byteLength>=24&&dataView.getUint32(0,BIG_ENDIAN)===0x89504e47;if(!isPng){return null;}return{mimeType:'image/png',width:dataView.getUint32(16,BIG_ENDIAN),height:dataView.getUint32(20,BIG_ENDIAN)};}function getGifMetadata(binaryData){var dataView=toDataView(binaryData);var isGif=dataView.byteLength>=10&&dataView.getUint32(0,BIG_ENDIAN)===0x47494638;if(!isGif){return null;}return{mimeType:'image/gif',width:dataView.getUint16(6,LITTLE_ENDIAN),height:dataView.getUint16(8,LITTLE_ENDIAN)};}function getBmpMetadata(binaryData){var dataView=toDataView(binaryData);var isBmp=dataView.byteLength>=14&&dataView.getUint16(0,BIG_ENDIAN)===0x424d&&dataView.getUint32(2,LITTLE_ENDIAN)===dataView.byteLength;if(!isBmp){return null;}return{mimeType:'image/bmp',width:dataView.getUint32(18,LITTLE_ENDIAN),height:dataView.getUint32(22,LITTLE_ENDIAN)};}function getJpegMetadata(binaryData){var dataView=toDataView(binaryData);var isJpeg=dataView.byteLength>=3&&dataView.getUint16(0,BIG_ENDIAN)===0xffd8&&dataView.getUint8(2)===0xff;if(!isJpeg){return null;}var _getJpegMarkers=getJpegMarkers(),tableMarkers=_getJpegMarkers.tableMarkers,sofMarkers=_getJpegMarkers.sofMarkers;var i=2;while(i+9<dataView.byteLength){var marker=dataView.getUint16(i,BIG_ENDIAN);if(sofMarkers.has(marker)){return{mimeType:'image/jpeg',height:dataView.getUint16(i+5,BIG_ENDIAN),width:dataView.getUint16(i+7,BIG_ENDIAN)};}if(!tableMarkers.has(marker)){return null;}i+=2;i+=dataView.getUint16(i,BIG_ENDIAN);}return null;}function getJpegMarkers(){var tableMarkers=new Set([0xffdb,0xffc4,0xffcc,0xffdd,0xfffe]);for(var _i514=0xffe0;_i514<0xfff0;++_i514){tableMarkers.add(_i514);}var sofMarkers=new Set([0xffc0,0xffc1,0xffc2,0xffc3,0xffc5,0xffc6,0xffc7,0xffc9,0xffca,0xffcb,0xffcd,0xffce,0xffcf,0xffde]);return{tableMarkers:tableMarkers,sofMarkers:sofMarkers};}function toDataView(data){if(data instanceof DataView){return data;}if(ArrayBuffer.isView(data)){return new DataView(data.buffer);}if(data instanceof ArrayBuffer){return new DataView(data);}throw new Error('toDataView');}function parseToNodeImage(_x54,_x55){return _parseToNodeImage.apply(this,arguments);}function _parseToNodeImage(){_parseToNodeImage=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee31(arrayBuffer,options){var _ref25,mimeType,_parseImageNode;return _regeneratorRuntime().wrap(function _callee31$(_context35){while(1){switch(_context35.prev=_context35.next){case 0:_ref25=getBinaryImageMetadata(arrayBuffer)||{},mimeType=_ref25.mimeType;_parseImageNode=globalThis._parseImageNode;assert$5(_parseImageNode);_context35.next=5;return _parseImageNode(arrayBuffer,mimeType);case 5:return _context35.abrupt("return",_context35.sent);case 6:case"end":return _context35.stop();}}},_callee31);}));return _parseToNodeImage.apply(this,arguments);}function parseImage(_x56,_x57,_x58){return _parseImage.apply(this,arguments);}function _parseImage(){_parseImage=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee32(arrayBuffer,options,context){var imageOptions,imageType,_ref26,url,loadType,image;return _regeneratorRuntime().wrap(function _callee32$(_context36){while(1){switch(_context36.prev=_context36.next){case 0:options=options||{};imageOptions=options.image||{};imageType=imageOptions.type||'auto';_ref26=context||{},url=_ref26.url;loadType=getLoadableImageType(imageType);_context36.t0=loadType;_context36.next=_context36.t0==='imagebitmap'?8:_context36.t0==='image'?12:_context36.t0==='data'?16:20;break;case 8:_context36.next=10;return parseToImageBitmap(arrayBuffer,options,url);case 10:image=_context36.sent;return _context36.abrupt("break",21);case 12:_context36.next=14;return parseToImage(arrayBuffer,options,url);case 14:image=_context36.sent;return _context36.abrupt("break",21);case 16:_context36.next=18;return parseToNodeImage(arrayBuffer);case 18:image=_context36.sent;return _context36.abrupt("break",21);case 20:assert$5(false);case 21:if(imageType==='data'){image=getImageData(image);}return _context36.abrupt("return",image);case 23:case"end":return _context36.stop();}}},_callee32);}));return _parseImage.apply(this,arguments);}function getLoadableImageType(type){switch(type){case'auto':case'data':return getDefaultImageType();default:isImageTypeSupported(type);return type;}}var EXTENSIONS$1=['png','jpg','jpeg','gif','webp','bmp','ico','svg'];var MIME_TYPES=['image/png','image/jpeg','image/gif','image/webp','image/bmp','image/vnd.microsoft.icon','image/svg+xml'];var DEFAULT_IMAGE_LOADER_OPTIONS={image:{type:'auto',decode:true}};var ImageLoader={id:'image',module:'images',name:'Images',version:VERSION$2,mimeTypes:MIME_TYPES,extensions:EXTENSIONS$1,parse:parseImage,tests:[function(arrayBuffer){return Boolean(getBinaryImageMetadata(new DataView(arrayBuffer)));}],options:DEFAULT_IMAGE_LOADER_OPTIONS};var NODE_FORMAT_SUPPORT=['image/png','image/jpeg','image/gif'];var mimeTypeSupported={};function _isImageFormatSupported(mimeType){if(mimeTypeSupported[mimeType]===undefined){mimeTypeSupported[mimeType]=checkFormatSupport(mimeType);}return mimeTypeSupported[mimeType];}function checkFormatSupport(mimeType){switch(mimeType){case'image/webp':return checkWebPSupport();case'image/svg':return isBrowser$4;default:if(!isBrowser$4){var _parseImageNode2=globalThis._parseImageNode;return Boolean(_parseImageNode2)&&NODE_FORMAT_SUPPORT.includes(mimeType);}return true;}}function checkWebPSupport(){if(!isBrowser$4){return false;}try{var element=document.createElement('canvas');return element.toDataURL('image/webp').indexOf('data:image/webp')===0;}catch(_unused){return false;}}function assert$1(condition,message){if(!condition){throw new Error(message||'assert failed: gltf');}}function resolveUrl(url,options){var absolute=url.startsWith('data:')||url.startsWith('http:')||url.startsWith('https:');if(absolute){return url;}var baseUrl=options.baseUri||options.uri;if(!baseUrl){throw new Error("'baseUri' must be provided to resolve relative url ".concat(url));}return baseUrl.substr(0,baseUrl.lastIndexOf('/')+1)+url;}function getTypedArrayForBufferView(json,buffers,bufferViewIndex){var bufferView=json.bufferViews[bufferViewIndex];assert$1(bufferView);var bufferIndex=bufferView.buffer;var binChunk=buffers[bufferIndex];assert$1(binChunk);var byteOffset=(bufferView.byteOffset||0)+binChunk.byteOffset;return new Uint8Array(binChunk.arrayBuffer,byteOffset,bufferView.byteLength);}var TYPES=['SCALAR','VEC2','VEC3','VEC4'];var ARRAY_CONSTRUCTOR_TO_WEBGL_CONSTANT=[[Int8Array,5120],[Uint8Array,5121],[Int16Array,5122],[Uint16Array,5123],[Uint32Array,5125],[Float32Array,5126],[Float64Array,5130]];var ARRAY_TO_COMPONENT_TYPE=new Map(ARRAY_CONSTRUCTOR_TO_WEBGL_CONSTANT);var ATTRIBUTE_TYPE_TO_COMPONENTS={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16};var ATTRIBUTE_COMPONENT_TYPE_TO_BYTE_SIZE={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4};var ATTRIBUTE_COMPONENT_TYPE_TO_ARRAY={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array};function getAccessorTypeFromSize(size){var type=TYPES[size-1];return type||TYPES[0];}function getComponentTypeFromArray(typedArray){var componentType=ARRAY_TO_COMPONENT_TYPE.get(typedArray.constructor);if(!componentType){throw new Error('Illegal typed array');}return componentType;}function getAccessorArrayTypeAndLength(accessor,bufferView){var ArrayType=ATTRIBUTE_COMPONENT_TYPE_TO_ARRAY[accessor.componentType];var components=ATTRIBUTE_TYPE_TO_COMPONENTS[accessor.type];var bytesPerComponent=ATTRIBUTE_COMPONENT_TYPE_TO_BYTE_SIZE[accessor.componentType];var length=accessor.count*components;var byteLength=accessor.count*components*bytesPerComponent;assert$1(byteLength>=0&&byteLength<=bufferView.byteLength);return{ArrayType:ArrayType,length:length,byteLength:byteLength};}var DEFAULT_GLTF_JSON={asset:{version:'2.0',generator:'loaders.gl'},buffers:[]};var GLTFScenegraph=/*#__PURE__*/function(){function GLTFScenegraph(gltf){_classCallCheck(this,GLTFScenegraph);_defineProperty(this,"gltf",void 0);_defineProperty(this,"sourceBuffers",void 0);_defineProperty(this,"byteLength",void 0);this.gltf=gltf||{json:_objectSpread({},DEFAULT_GLTF_JSON),buffers:[]};this.sourceBuffers=[];this.byteLength=0;if(this.gltf.buffers&&this.gltf.buffers[0]){this.byteLength=this.gltf.buffers[0].byteLength;this.sourceBuffers=[this.gltf.buffers[0]];}}_createClass(GLTFScenegraph,[{key:"json",get:function get(){return this.gltf.json;}},{key:"getApplicationData",value:function getApplicationData(key){var data=this.json[key];return data;}},{key:"getExtraData",value:function getExtraData(key){var extras=this.json.extras||{};return extras[key];}},{key:"getExtension",value:function getExtension(extensionName){var isExtension=this.getUsedExtensions().find(function(name){return name===extensionName;});var extensions=this.json.extensions||{};return isExtension?extensions[extensionName]||true:null;}},{key:"getRequiredExtension",value:function getRequiredExtension(extensionName){var isRequired=this.getRequiredExtensions().find(function(name){return name===extensionName;});return isRequired?this.getExtension(extensionName):null;}},{key:"getRequiredExtensions",value:function getRequiredExtensions(){return this.json.extensionsRequired||[];}},{key:"getUsedExtensions",value:function getUsedExtensions(){return this.json.extensionsUsed||[];}},{key:"getObjectExtension",value:function getObjectExtension(object,extensionName){var extensions=object.extensions||{};return extensions[extensionName];}},{key:"getScene",value:function getScene(index){return this.getObject('scenes',index);}},{key:"getNode",value:function getNode(index){return this.getObject('nodes',index);}},{key:"getSkin",value:function getSkin(index){return this.getObject('skins',index);}},{key:"getMesh",value:function getMesh(index){return this.getObject('meshes',index);}},{key:"getMaterial",value:function getMaterial(index){return this.getObject('materials',index);}},{key:"getAccessor",value:function getAccessor(index){return this.getObject('accessors',index);}},{key:"getTexture",value:function getTexture(index){return this.getObject('textures',index);}},{key:"getSampler",value:function getSampler(index){return this.getObject('samplers',index);}},{key:"getImage",value:function getImage(index){return this.getObject('images',index);}},{key:"getBufferView",value:function getBufferView(index){return this.getObject('bufferViews',index);}},{key:"getBuffer",value:function getBuffer(index){return this.getObject('buffers',index);}},{key:"getObject",value:function getObject(array,index){if(_typeof(index)==='object'){return index;}var object=this.json[array]&&this.json[array][index];if(!object){throw new Error("glTF file error: Could not find ".concat(array,"[").concat(index,"]"));}return object;}},{key:"getTypedArrayForBufferView",value:function getTypedArrayForBufferView(bufferView){bufferView=this.getBufferView(bufferView);var bufferIndex=bufferView.buffer;var binChunk=this.gltf.buffers[bufferIndex];assert$1(binChunk);var byteOffset=(bufferView.byteOffset||0)+binChunk.byteOffset;return new Uint8Array(binChunk.arrayBuffer,byteOffset,bufferView.byteLength);}},{key:"getTypedArrayForAccessor",value:function getTypedArrayForAccessor(accessor){accessor=this.getAccessor(accessor);var bufferView=this.getBufferView(accessor.bufferView);var buffer=this.getBuffer(bufferView.buffer);var arrayBuffer=buffer.data;var _getAccessorArrayType=getAccessorArrayTypeAndLength(accessor,bufferView),ArrayType=_getAccessorArrayType.ArrayType,length=_getAccessorArrayType.length;var byteOffset=bufferView.byteOffset+accessor.byteOffset;return new ArrayType(arrayBuffer,byteOffset,length);}},{key:"getTypedArrayForImageData",value:function getTypedArrayForImageData(image){image=this.getAccessor(image);var bufferView=this.getBufferView(image.bufferView);var buffer=this.getBuffer(bufferView.buffer);var arrayBuffer=buffer.data;var byteOffset=bufferView.byteOffset||0;return new Uint8Array(arrayBuffer,byteOffset,bufferView.byteLength);}},{key:"addApplicationData",value:function addApplicationData(key,data){this.json[key]=data;return this;}},{key:"addExtraData",value:function addExtraData(key,data){this.json.extras=this.json.extras||{};this.json.extras[key]=data;return this;}},{key:"addObjectExtension",value:function addObjectExtension(object,extensionName,data){object.extensions=object.extensions||{};object.extensions[extensionName]=data;this.registerUsedExtension(extensionName);return this;}},{key:"setObjectExtension",value:function setObjectExtension(object,extensionName,data){var extensions=object.extensions||{};extensions[extensionName]=data;}},{key:"removeObjectExtension",value:function removeObjectExtension(object,extensionName){var extensions=object.extensions||{};var extension=extensions[extensionName];delete extensions[extensionName];return extension;}},{key:"addExtension",value:function addExtension(extensionName){var extensionData=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};assert$1(extensionData);this.json.extensions=this.json.extensions||{};this.json.extensions[extensionName]=extensionData;this.registerUsedExtension(extensionName);return extensionData;}},{key:"addRequiredExtension",value:function addRequiredExtension(extensionName){var extensionData=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};assert$1(extensionData);this.addExtension(extensionName,extensionData);this.registerRequiredExtension(extensionName);return extensionData;}},{key:"registerUsedExtension",value:function registerUsedExtension(extensionName){this.json.extensionsUsed=this.json.extensionsUsed||[];if(!this.json.extensionsUsed.find(function(ext){return ext===extensionName;})){this.json.extensionsUsed.push(extensionName);}}},{key:"registerRequiredExtension",value:function registerRequiredExtension(extensionName){this.registerUsedExtension(extensionName);this.json.extensionsRequired=this.json.extensionsRequired||[];if(!this.json.extensionsRequired.find(function(ext){return ext===extensionName;})){this.json.extensionsRequired.push(extensionName);}}},{key:"removeExtension",value:function removeExtension(extensionName){if(this.json.extensionsRequired){this._removeStringFromArray(this.json.extensionsRequired,extensionName);}if(this.json.extensionsUsed){this._removeStringFromArray(this.json.extensionsUsed,extensionName);}if(this.json.extensions){delete this.json.extensions[extensionName];}}},{key:"setDefaultScene",value:function setDefaultScene(sceneIndex){this.json.scene=sceneIndex;}},{key:"addScene",value:function addScene(scene){var nodeIndices=scene.nodeIndices;this.json.scenes=this.json.scenes||[];this.json.scenes.push({nodes:nodeIndices});return this.json.scenes.length-1;}},{key:"addNode",value:function addNode(node){var meshIndex=node.meshIndex,matrix=node.matrix;this.json.nodes=this.json.nodes||[];var nodeData={mesh:meshIndex};if(matrix){nodeData.matrix=matrix;}this.json.nodes.push(nodeData);return this.json.nodes.length-1;}},{key:"addMesh",value:function addMesh(mesh){var attributes=mesh.attributes,indices=mesh.indices,material=mesh.material,_mesh$mode=mesh.mode,mode=_mesh$mode===void 0?4:_mesh$mode;var accessors=this._addAttributes(attributes);var glTFMesh={primitives:[{attributes:accessors,mode:mode}]};if(indices){var indicesAccessor=this._addIndices(indices);glTFMesh.primitives[0].indices=indicesAccessor;}if(Number.isFinite(material)){glTFMesh.primitives[0].material=material;}this.json.meshes=this.json.meshes||[];this.json.meshes.push(glTFMesh);return this.json.meshes.length-1;}},{key:"addPointCloud",value:function addPointCloud(attributes){var accessorIndices=this._addAttributes(attributes);var glTFMesh={primitives:[{attributes:accessorIndices,mode:0}]};this.json.meshes=this.json.meshes||[];this.json.meshes.push(glTFMesh);return this.json.meshes.length-1;}},{key:"addImage",value:function addImage(imageData,mimeTypeOpt){var metadata=getBinaryImageMetadata(imageData);var mimeType=mimeTypeOpt||(metadata===null||metadata===void 0?void 0:metadata.mimeType);var bufferViewIndex=this.addBufferView(imageData);var glTFImage={bufferView:bufferViewIndex,mimeType:mimeType};this.json.images=this.json.images||[];this.json.images.push(glTFImage);return this.json.images.length-1;}},{key:"addBufferView",value:function addBufferView(buffer){var byteLength=buffer.byteLength;assert$1(Number.isFinite(byteLength));this.sourceBuffers=this.sourceBuffers||[];this.sourceBuffers.push(buffer);var glTFBufferView={buffer:0,byteOffset:this.byteLength,byteLength:byteLength};this.byteLength+=padToNBytes(byteLength,4);this.json.bufferViews=this.json.bufferViews||[];this.json.bufferViews.push(glTFBufferView);return this.json.bufferViews.length-1;}},{key:"addAccessor",value:function addAccessor(bufferViewIndex,accessor){var glTFAccessor={bufferView:bufferViewIndex,type:getAccessorTypeFromSize(accessor.size),componentType:accessor.componentType,count:accessor.count,max:accessor.max,min:accessor.min};this.json.accessors=this.json.accessors||[];this.json.accessors.push(glTFAccessor);return this.json.accessors.length-1;}},{key:"addBinaryBuffer",value:function addBinaryBuffer(sourceBuffer){var accessor=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{size:3};var bufferViewIndex=this.addBufferView(sourceBuffer);var minMax={min:accessor.min,max:accessor.max};if(!minMax.min||!minMax.max){minMax=this._getAccessorMinMax(sourceBuffer,accessor.size);}var accessorDefaults={size:accessor.size,componentType:getComponentTypeFromArray(sourceBuffer),count:Math.round(sourceBuffer.length/accessor.size),min:minMax.min,max:minMax.max};return this.addAccessor(bufferViewIndex,Object.assign(accessorDefaults,accessor));}},{key:"addTexture",value:function addTexture(texture){var imageIndex=texture.imageIndex;var glTFTexture={source:imageIndex};this.json.textures=this.json.textures||[];this.json.textures.push(glTFTexture);return this.json.textures.length-1;}},{key:"addMaterial",value:function addMaterial(pbrMaterialInfo){this.json.materials=this.json.materials||[];this.json.materials.push(pbrMaterialInfo);return this.json.materials.length-1;}},{key:"createBinaryChunk",value:function createBinaryChunk(){var _this$json,_this$json$buffers;this.gltf.buffers=[];var totalByteLength=this.byteLength;var arrayBuffer=new ArrayBuffer(totalByteLength);var targetArray=new Uint8Array(arrayBuffer);var dstByteOffset=0;var _iterator17=_createForOfIteratorHelper(this.sourceBuffers||[]),_step17;try{for(_iterator17.s();!(_step17=_iterator17.n()).done;){var sourceBuffer=_step17.value;dstByteOffset=copyToArray(sourceBuffer,targetArray,dstByteOffset);}}catch(err){_iterator17.e(err);}finally{_iterator17.f();}if((_this$json=this.json)!==null&&_this$json!==void 0&&(_this$json$buffers=_this$json.buffers)!==null&&_this$json$buffers!==void 0&&_this$json$buffers[0]){this.json.buffers[0].byteLength=totalByteLength;}else{this.json.buffers=[{byteLength:totalByteLength}];}this.gltf.binary=arrayBuffer;this.sourceBuffers=[arrayBuffer];}},{key:"_removeStringFromArray",value:function _removeStringFromArray(array,string){var found=true;while(found){var index=array.indexOf(string);if(index>-1){array.splice(index,1);}else{found=false;}}}},{key:"_addAttributes",value:function _addAttributes(){var attributes=arguments.length>0&&arguments[0]!==undefined?arguments[0]:{};var result={};for(var attributeKey in attributes){var attributeData=attributes[attributeKey];var attrName=this._getGltfAttributeName(attributeKey);var accessor=this.addBinaryBuffer(attributeData.value,attributeData);result[attrName]=accessor;}return result;}},{key:"_addIndices",value:function _addIndices(indices){return this.addBinaryBuffer(indices,{size:1});}},{key:"_getGltfAttributeName",value:function _getGltfAttributeName(attributeName){switch(attributeName.toLowerCase()){case'position':case'positions':case'vertices':return'POSITION';case'normal':case'normals':return'NORMAL';case'color':case'colors':return'COLOR_0';case'texcoord':case'texcoords':return'TEXCOORD_0';default:return attributeName;}}},{key:"_getAccessorMinMax",value:function _getAccessorMinMax(buffer,size){var result={min:null,max:null};if(buffer.length<size){return result;}result.min=[];result.max=[];var initValues=buffer.subarray(0,size);var _iterator18=_createForOfIteratorHelper(initValues),_step18;try{for(_iterator18.s();!(_step18=_iterator18.n()).done;){var value=_step18.value;result.min.push(value);result.max.push(value);}}catch(err){_iterator18.e(err);}finally{_iterator18.f();}for(var index=size;index<buffer.length;index+=size){for(var componentIndex=0;componentIndex<size;componentIndex++){result.min[0+componentIndex]=Math.min(result.min[0+componentIndex],buffer[index+componentIndex]);result.max[0+componentIndex]=Math.max(result.max[0+componentIndex],buffer[index+componentIndex]);}}return result;}}]);return GLTFScenegraph;}();var 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rCBAICFrCFZl9zAG8oGBJHIjGBABAIjGBABCIJRBAFCaJHFQBSGMMEXGXAKAE9JQBC9+bMAK1BBHGCgFZRIGXGXAGCa9MQBAKCFJRKSFMAK1BFHGCgBZCOWAICgBZqRIGXAGCa9MQBAKCGJRKSFMAK1BGHGCgBZCfWAIqRIGXAGCa9MQBAKCEJRKSFMAK1BEHGCgBZCdWAIqRIGXAGCa9MQBAKCIJRKSFMAK2BIC8cWAIqRIAKCLJRKMABAICGrCBAICFrCFZl9zALCNJAICFZCGWqHI8oGBJHG87FBAIAGjGBABCGJRBAFCaJHFQBMMCBC99AKAE6yRKMAKM+lLKFaF99GaG99FaG99GXGXAGCI9HQBAF9FQFEXGXGX9DBBB8/9DBBB+/ABCGJHG1BB+yAB1BBHE+yHI+L+TABCFJHL1BBHK+yHO+L+THN9DBBBB9gHVyAN9DBB/+hANAN+U9DBBBBANAVyHcAc+MHMAECa3yAI+SHIAI+UAcAMAKCa3yAO+SHcAc+U+S+S+R+VHO+U+SHN+L9DBBB9P9d9FQBAN+oRESFMCUUUU94REMAGAE86BBGXGX9DBBB8/9DBBB+/Ac9DBBBB9gyAcAO+U+SHN+L9DBBB9P9d9FQBAN+oRGSFMCUUUU94RGMALAG86BBGXGX9DBBB8/9DBBB+/AI9DBBBB9gyAIAO+U+SHN+L9DBBB9P9d9FQBAN+oRGSFMCUUUU94RGMABAG86BBABCIJRBAFCaJHFQBSGMMAF9FQBEXGXGX9DBBB8/9DBBB+/ABCIJHG8uFB+yAB8uFBHE+yHI+L+TABCGJHL8uFBHK+yHO+L+THN9DBBBB9gHVyAN9DB/+g6ANAN+U9DBBBBANAVyHcAc+MHMAECa3yAI+SHIAI+UAcAMAKCa3yAO+SHcAc+U+S+S+R+VHO+U+SHN+L9DBBB9P9d9FQBAN+oRESFMCUUUU94REMAGAE87FBGXGX9DBBB8/9DBBB+/Ac9DBBBB9gyAcAO+U+SHN+L9DBBB9P9d9FQBAN+oRGSFMCUUUU94RGMALAG87FBGXGX9DBBB8/9DBBB+/AI9DBBBB9gyAIAO+U+SHN+L9DBBB9P9d9FQBAN+oRGSFMCUUUU94RGMABAG87FBABCNJRBAFCaJHFQBMMM/SEIEaE99EaF99GXAF9FQBCBREABRIEXGXGX9D/zI818/AICKJ8uFBHLCEq+y+VHKAI8uFB+y+UHO9DB/+g6+U9DBBB8/9DBBB+/AO9DBBBB9gy+SHN+L9DBBB9P9d9FQBAN+oRVSFMCUUUU94RVMAICIJ8uFBRcAICGJ8uFBRMABALCFJCEZAEqCFWJAV87FBGXGXAKAM+y+UHN9DB/+g6+U9DBBB8/9DBBB+/AN9DBBBB9gy+SHS+L9DBBB9P9d9FQBAS+oRMSFMCUUUU94RMMABALCGJCEZAEqCFWJAM87FBGXGXAKAc+y+UHK9DB/+g6+U9DBBB8/9DBBB+/AK9DBBBB9gy+SHS+L9DBBB9P9d9FQBAS+oRcSFMCUUUU94RcMABALCaJCEZAEqCFWJAc87FBGXGX9DBBU8/AOAO+U+TANAN+U+TAKAK+U+THO9DBBBBAO9DBBBB9gy+R9DB/+g6+U9DBBB8/+SHO+L9DBBB9P9d9FQBAO+oRcSFMCUUUU94RcMABALCEZAEqCFWJAc87FBAICNJRIAECIJREAFCaJHFQBMMM9JBGXAGCGrAF9sHF9FQBEXABAB8oGBHGCNWCN91+yAGCi91CnWCUUU/8EJ+++U84GBABCIJRBAFCaJHFQBMMM9TFEaCBCB8oGUkUUBHFABCEJC98ZJHBjGUkUUBGXGXAB8/BCTWHGuQBCaREABAGlCggEJCTrXBCa6QFMAFREMAEM/lFFFaGXGXAFABqCEZ9FQBABRESFMGXGXAGCT9PQBABRESFMABREEXAEAF8oGBjGBAECIJAFCIJ8oGBjGBAECNJAFCNJ8oGBjGBAECSJAFCSJ8oGBjGBAECTJREAFCTJRFAGC9wJHGCb9LQBMMAGCI9JQBEXAEAF8oGBjGBAFCIJRFAECIJREAGC98JHGCE9LQBMMGXAG9FQBEXAEAF2BB86BBAECFJREAFCFJRFAGCaJHGQBMMABMoFFGaGXGXABCEZ9FQBABRESFMAFCgFZC+BwsN9sRIGXGXAGCT9PQBABRESFMABREEXAEAIjGBAECSJAIjGBAECNJAIjGBAECIJAIjGBAECTJREAGC9wJHGCb9LQBMMAGCI9JQBEXAEAIjGBAECIJREAGC98JHGCE9LQBMMGXAG9FQBEXAEAF86BBAECFJREAGCaJHGQBMMABMMMFBCUNMIT9kBB';var 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';var detector=new Uint8Array([0,97,115,109,1,0,0,0,1,4,1,96,0,0,3,3,2,0,0,5,3,1,0,1,12,1,0,10,22,2,12,0,65,0,65,0,65,0,252,10,0,0,11,7,0,65,0,253,15,26,11]);var wasmpack=new Uint8Array([32,0,65,253,3,1,2,34,4,106,6,5,11,8,7,20,13,33,12,16,128,9,116,64,19,113,127,15,10,21,22,14,255,66,24,54,136,107,18,23,192,26,114,118,132,17,77,101,130,144,27,87,131,44,45,74,156,154,70,167]);var FILTERS={0:'',1:'meshopt_decodeFilterOct',2:'meshopt_decodeFilterQuat',3:'meshopt_decodeFilterExp',NONE:'',OCTAHEDRAL:'meshopt_decodeFilterOct',QUATERNION:'meshopt_decodeFilterQuat',EXPONENTIAL:'meshopt_decodeFilterExp'};var DECODERS={0:'meshopt_decodeVertexBuffer',1:'meshopt_decodeIndexBuffer',2:'meshopt_decodeIndexSequence',ATTRIBUTES:'meshopt_decodeVertexBuffer',TRIANGLES:'meshopt_decodeIndexBuffer',INDICES:'meshopt_decodeIndexSequence'};function meshoptDecodeGltfBuffer(_x59,_x60,_x61,_x62,_x63){return _meshoptDecodeGltfBuffer.apply(this,arguments);}function _meshoptDecodeGltfBuffer(){_meshoptDecodeGltfBuffer=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee33(target,count,size,source,mode){var filter,instance,_args31=arguments;return _regeneratorRuntime().wrap(function _callee33$(_context37){while(1){switch(_context37.prev=_context37.next){case 0:filter=_args31.length>5&&_args31[5]!==undefined?_args31[5]:'NONE';_context37.next=3;return loadWasmInstance();case 3:instance=_context37.sent;decode$5(instance,instance.exports[DECODERS[mode]],target,count,size,source,instance.exports[FILTERS[filter||'NONE']]);case 5:case"end":return _context37.stop();}}},_callee33);}));return _meshoptDecodeGltfBuffer.apply(this,arguments);}var wasmPromise;function loadWasmInstance(){return _loadWasmInstance.apply(this,arguments);}function _loadWasmInstance(){_loadWasmInstance=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee34(){return _regeneratorRuntime().wrap(function 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EXT_MESHOPT_COMPRESSION='EXT_meshopt_compression';var name$6=EXT_MESHOPT_COMPRESSION;function decode$4(_x64,_x65){return _decode$.apply(this,arguments);}function _decode$(){_decode$=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee36(gltfData,options){var _options$gltf,scenegraph,promises,_iterator48,_step48,bufferViewIndex;return _regeneratorRuntime().wrap(function _callee36$(_context40){while(1){switch(_context40.prev=_context40.next){case 0:scenegraph=new GLTFScenegraph(gltfData);if(options!==null&&options!==void 0&&(_options$gltf=options.gltf)!==null&&_options$gltf!==void 0&&_options$gltf.decompressMeshes){_context40.next=3;break;}return _context40.abrupt("return");case 3:promises=[];_iterator48=_createForOfIteratorHelper(gltfData.json.bufferViews||[]);try{for(_iterator48.s();!(_step48=_iterator48.n()).done;){bufferViewIndex=_step48.value;promises.push(decodeMeshoptBufferView(scenegraph,bufferViewIndex));}}catch(err){_iterator48.e(err);}finally{_iterator48.f();}_context40.next=8;return Promise.all(promises);case 8:scenegraph.removeExtension(EXT_MESHOPT_COMPRESSION);case 9:case"end":return _context40.stop();}}},_callee36);}));return _decode$.apply(this,arguments);}function decodeMeshoptBufferView(_x66,_x67){return _decodeMeshoptBufferView.apply(this,arguments);}function _decodeMeshoptBufferView(){_decodeMeshoptBufferView=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee37(scenegraph,bufferView){var meshoptExtension,_meshoptExtension$byt,byteOffset,_meshoptExtension$byt2,byteLength,byteStride,count,mode,_meshoptExtension$fil,filter,bufferIndex,buffer,source,result;return _regeneratorRuntime().wrap(function _callee37$(_context41){while(1){switch(_context41.prev=_context41.next){case 0:meshoptExtension=scenegraph.getObjectExtension(bufferView,EXT_MESHOPT_COMPRESSION);if(!meshoptExtension){_context41.next=9;break;}_meshoptExtension$byt=meshoptExtension.byteOffset,byteOffset=_meshoptExtension$byt===void 0?0:_meshoptExtension$byt,_meshoptExtension$byt2=meshoptExtension.byteLength,byteLength=_meshoptExtension$byt2===void 0?0:_meshoptExtension$byt2,byteStride=meshoptExtension.byteStride,count=meshoptExtension.count,mode=meshoptExtension.mode,_meshoptExtension$fil=meshoptExtension.filter,filter=_meshoptExtension$fil===void 0?'NONE':_meshoptExtension$fil,bufferIndex=meshoptExtension.buffer;buffer=scenegraph.gltf.buffers[bufferIndex];source=new Uint8Array(buffer.arrayBuffer,buffer.byteOffset+byteOffset,byteLength);result=new Uint8Array(scenegraph.gltf.buffers[bufferView.buffer].arrayBuffer,bufferView.byteOffset,bufferView.byteLength);_context41.next=8;return meshoptDecodeGltfBuffer(result,count,byteStride,source,mode,filter);case 8:return _context41.abrupt("return",result);case 9:return _context41.abrupt("return",null);case 10:case"end":return _context41.stop();}}},_callee37);}));return _decodeMeshoptBufferView.apply(this,arguments);}var EXT_meshopt_compression=/*#__PURE__*/Object.freeze({__proto__:null,name:name$6,decode:decode$4});var EXT_TEXTURE_WEBP='EXT_texture_webp';var name$5=EXT_TEXTURE_WEBP;function preprocess$3(gltfData,options){var scenegraph=new GLTFScenegraph(gltfData);if(!_isImageFormatSupported('image/webp')){if(scenegraph.getRequiredExtensions().includes(EXT_TEXTURE_WEBP)){throw new Error("gltf: Required extension ".concat(EXT_TEXTURE_WEBP," not supported by browser"));}return;}var json=scenegraph.json;var _iterator19=_createForOfIteratorHelper(json.textures||[]),_step19;try{for(_iterator19.s();!(_step19=_iterator19.n()).done;){var texture=_step19.value;var extension=scenegraph.getObjectExtension(texture,EXT_TEXTURE_WEBP);if(extension){texture.source=extension.source;}scenegraph.removeObjectExtension(texture,EXT_TEXTURE_WEBP);}}catch(err){_iterator19.e(err);}finally{_iterator19.f();}scenegraph.removeExtension(EXT_TEXTURE_WEBP);}var EXT_texture_webp=/*#__PURE__*/Object.freeze({__proto__:null,name:name$5,preprocess:preprocess$3});var KHR_TEXTURE_BASISU='KHR_texture_basisu';var name$4=KHR_TEXTURE_BASISU;function preprocess$2(gltfData,options){var scene=new GLTFScenegraph(gltfData);var json=scene.json;var _iterator20=_createForOfIteratorHelper(json.textures||[]),_step20;try{for(_iterator20.s();!(_step20=_iterator20.n()).done;){var texture=_step20.value;var extension=scene.getObjectExtension(texture,KHR_TEXTURE_BASISU);if(extension){texture.source=extension.source;}scene.removeObjectExtension(texture,KHR_TEXTURE_BASISU);}}catch(err){_iterator20.e(err);}finally{_iterator20.f();}scene.removeExtension(KHR_TEXTURE_BASISU);}var KHR_texture_basisu=/*#__PURE__*/Object.freeze({__proto__:null,name:name$4,preprocess:preprocess$2});var VERSION$1="3.2.6";var DEFAULT_DRACO_OPTIONS={draco:{decoderType:(typeof WebAssembly==="undefined"?"undefined":_typeof(WebAssembly))==='object'?'wasm':'js',libraryPath:'libs/',extraAttributes:{},attributeNameEntry:undefined}};var DracoLoader$1={name:'Draco',id:'draco',module:'draco',shapes:['mesh'],version:VERSION$1,worker:true,extensions:['drc'],mimeTypes:['application/octet-stream'],binary:true,tests:['DRACO'],options:DEFAULT_DRACO_OPTIONS};function getMeshBoundingBox(attributes){var minX=Infinity;var minY=Infinity;var minZ=Infinity;var maxX=-Infinity;var maxY=-Infinity;var maxZ=-Infinity;var positions=attributes.POSITION?attributes.POSITION.value:[];var len=positions&&positions.length;for(var _i517=0;_i517<len;_i517+=3){var x=positions[_i517];var y=positions[_i517+1];var _z4=positions[_i517+2];minX=x<minX?x:minX;minY=y<minY?y:minY;minZ=_z4<minZ?_z4:minZ;maxX=x>maxX?x:maxX;maxY=y>maxY?y:maxY;maxZ=_z4>maxZ?_z4:maxZ;}return[[minX,minY,minZ],[maxX,maxY,maxZ]];}function assert(condition,message){if(!condition){throw new Error(message||'loader assertion failed.');}}var Schema=/*#__PURE__*/function(){function Schema(fields,metadata){_classCallCheck(this,Schema);_defineProperty(this,"fields",void 0);_defineProperty(this,"metadata",void 0);assert(Array.isArray(fields));checkNames(fields);this.fields=fields;this.metadata=metadata||new Map();}_createClass(Schema,[{key:"compareTo",value:function compareTo(other){if(this.metadata!==other.metadata){return false;}if(this.fields.length!==other.fields.length){return false;}for(var _i518=0;_i518<this.fields.length;++_i518){if(!this.fields[_i518].compareTo(other.fields[_i518])){return false;}}return true;}},{key:"select",value:function select(){var nameMap=Object.create(null);for(var _len108=arguments.length,columnNames=new Array(_len108),_key11=0;_key11<_len108;_key11++){columnNames[_key11]=arguments[_key11];}for(var _i519=0,_columnNames=columnNames;_i519<_columnNames.length;_i519++){var _name6=_columnNames[_i519];nameMap[_name6]=true;}var selectedFields=this.fields.filter(function(field){return nameMap[field.name];});return new Schema(selectedFields,this.metadata);}},{key:"selectAt",value:function selectAt(){var _this119=this;for(var _len109=arguments.length,columnIndices=new Array(_len109),_key12=0;_key12<_len109;_key12++){columnIndices[_key12]=arguments[_key12];}var selectedFields=columnIndices.map(function(index){return _this119.fields[index];}).filter(Boolean);return new Schema(selectedFields,this.metadata);}},{key:"assign",value:function assign(schemaOrFields){var fields;var metadata=this.metadata;if(schemaOrFields instanceof Schema){var otherSchema=schemaOrFields;fields=otherSchema.fields;metadata=mergeMaps(mergeMaps(new Map(),this.metadata),otherSchema.metadata);}else{fields=schemaOrFields;}var fieldMap=Object.create(null);var _iterator21=_createForOfIteratorHelper(this.fields),_step21;try{for(_iterator21.s();!(_step21=_iterator21.n()).done;){var field=_step21.value;fieldMap[field.name]=field;}}catch(err){_iterator21.e(err);}finally{_iterator21.f();}var _iterator22=_createForOfIteratorHelper(fields),_step22;try{for(_iterator22.s();!(_step22=_iterator22.n()).done;){var _field=_step22.value;fieldMap[_field.name]=_field;}}catch(err){_iterator22.e(err);}finally{_iterator22.f();}var mergedFields=Object.values(fieldMap);return new Schema(mergedFields,metadata);}}]);return Schema;}();function checkNames(fields){var usedNames={};var _iterator23=_createForOfIteratorHelper(fields),_step23;try{for(_iterator23.s();!(_step23=_iterator23.n()).done;){var field=_step23.value;if(usedNames[field.name]){console.warn('Schema: duplicated field name',field.name,field);}usedNames[field.name]=true;}}catch(err){_iterator23.e(err);}finally{_iterator23.f();}}function mergeMaps(m1,m2){return new Map([].concat(_toConsumableArray(m1||new Map()),_toConsumableArray(m2||new Map())));}var Field=/*#__PURE__*/function(){function Field(name,type){var nullable=arguments.length>2&&arguments[2]!==undefined?arguments[2]:false;var metadata=arguments.length>3&&arguments[3]!==undefined?arguments[3]:new Map();_classCallCheck(this,Field);_defineProperty(this,"name",void 0);_defineProperty(this,"type",void 0);_defineProperty(this,"nullable",void 0);_defineProperty(this,"metadata",void 0);this.name=name;this.type=type;this.nullable=nullable;this.metadata=metadata;}_createClass(Field,[{key:"typeId",get:function get(){return this.type&&this.type.typeId;}},{key:"clone",value:function clone(){return new Field(this.name,this.type,this.nullable,this.metadata);}},{key:"compareTo",value:function compareTo(other){return this.name===other.name&&this.type===other.type&&this.nullable===other.nullable&&this.metadata===other.metadata;}},{key:"toString",value:function toString(){return"".concat(this.type).concat(this.nullable?', nullable':'').concat(this.metadata?", metadata: ".concat(this.metadata):'');}}]);return Field;}();var Type;(function(Type){Type[Type["NONE"]=0]="NONE";Type[Type["Null"]=1]="Null";Type[Type["Int"]=2]="Int";Type[Type["Float"]=3]="Float";Type[Type["Binary"]=4]="Binary";Type[Type["Utf8"]=5]="Utf8";Type[Type["Bool"]=6]="Bool";Type[Type["Decimal"]=7]="Decimal";Type[Type["Date"]=8]="Date";Type[Type["Time"]=9]="Time";Type[Type["Timestamp"]=10]="Timestamp";Type[Type["Interval"]=11]="Interval";Type[Type["List"]=12]="List";Type[Type["Struct"]=13]="Struct";Type[Type["Union"]=14]="Union";Type[Type["FixedSizeBinary"]=15]="FixedSizeBinary";Type[Type["FixedSizeList"]=16]="FixedSizeList";Type[Type["Map"]=17]="Map";Type[Type["Dictionary"]=-1]="Dictionary";Type[Type["Int8"]=-2]="Int8";Type[Type["Int16"]=-3]="Int16";Type[Type["Int32"]=-4]="Int32";Type[Type["Int64"]=-5]="Int64";Type[Type["Uint8"]=-6]="Uint8";Type[Type["Uint16"]=-7]="Uint16";Type[Type["Uint32"]=-8]="Uint32";Type[Type["Uint64"]=-9]="Uint64";Type[Type["Float16"]=-10]="Float16";Type[Type["Float32"]=-11]="Float32";Type[Type["Float64"]=-12]="Float64";Type[Type["DateDay"]=-13]="DateDay";Type[Type["DateMillisecond"]=-14]="DateMillisecond";Type[Type["TimestampSecond"]=-15]="TimestampSecond";Type[Type["TimestampMillisecond"]=-16]="TimestampMillisecond";Type[Type["TimestampMicrosecond"]=-17]="TimestampMicrosecond";Type[Type["TimestampNanosecond"]=-18]="TimestampNanosecond";Type[Type["TimeSecond"]=-19]="TimeSecond";Type[Type["TimeMillisecond"]=-20]="TimeMillisecond";Type[Type["TimeMicrosecond"]=-21]="TimeMicrosecond";Type[Type["TimeNanosecond"]=-22]="TimeNanosecond";Type[Type["DenseUnion"]=-23]="DenseUnion";Type[Type["SparseUnion"]=-24]="SparseUnion";Type[Type["IntervalDayTime"]=-25]="IntervalDayTime";Type[Type["IntervalYearMonth"]=-26]="IntervalYearMonth";})(Type||(Type={}));var 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Float=/*#__PURE__*/function(_DataType2,_Symbol$toStringTag4){_inherits(Float,_DataType2);var _super154=_createSuper(Float);function Float(precision){var _this121;_classCallCheck(this,Float);_this121=_super154.call(this);_defineProperty(_assertThisInitialized(_this121),"precision",void 0);_this121.precision=precision;return _this121;}_createClass(Float,[{key:"typeId",get:function get(){return Type.Float;}},{key:_Symbol$toStringTag4,get:function get(){return'Float';}},{key:"toString",value:function toString(){return"Float".concat(this.precision);}}]);return Float;}(DataType,_Symbol$toStringTag2);var Float32=/*#__PURE__*/function(_Float){_inherits(Float32,_Float);var _super155=_createSuper(Float32);function Float32(){_classCallCheck(this,Float32);return _super155.call(this,Precision.SINGLE);}return _createClass(Float32);}(Float);var Float64=/*#__PURE__*/function(_Float2){_inherits(Float64,_Float2);var _super156=_createSuper(Float64);function Float64(){_classCallCheck(this,Float64);return _super156.call(this,Precision.DOUBLE);}return _createClass(Float64);}(Float);_Symbol$toStringTag7=Symbol.toStringTag;var FixedSizeList=/*#__PURE__*/function(_DataType3,_Symbol$toStringTag5){_inherits(FixedSizeList,_DataType3);var _super157=_createSuper(FixedSizeList);function FixedSizeList(listSize,child){var _this122;_classCallCheck(this,FixedSizeList);_this122=_super157.call(this);_defineProperty(_assertThisInitialized(_this122),"listSize",void 0);_defineProperty(_assertThisInitialized(_this122),"children",void 0);_this122.listSize=listSize;_this122.children=[child];return _this122;}_createClass(FixedSizeList,[{key:"typeId",get:function get(){return Type.FixedSizeList;}},{key:"valueType",get:function get(){return this.children[0].type;}},{key:"valueField",get:function get(){return this.children[0];}},{key:_Symbol$toStringTag5,get:function get(){return'FixedSizeList';}},{key:"toString",value:function toString(){return"FixedSizeList[".concat(this.listSize,"]<").concat(this.valueType,">");}}]);return FixedSizeList;}(DataType,_Symbol$toStringTag7);function getArrowTypeFromTypedArray(array){switch(array.constructor){case Int8Array:return new Int8();case Uint8Array:return new Uint8();case Int16Array:return new Int16();case Uint16Array:return new Uint16();case Int32Array:return new Int32();case Uint32Array:return new Uint32();case Float32Array:return new Float32();case Float64Array:return new Float64();default:throw new Error('array type not supported');}}function deduceMeshField(attributeName,attribute,optionalMetadata){var type=getArrowTypeFromTypedArray(attribute.value);var metadata=optionalMetadata?optionalMetadata:makeMeshAttributeMetadata(attribute);var field=new Field(attributeName,new FixedSizeList(attribute.size,new Field('value',type)),false,metadata);return field;}function makeMeshAttributeMetadata(attribute){var result=new Map();if('byteOffset'in attribute){result.set('byteOffset',attribute.byteOffset.toString(10));}if('byteStride'in attribute){result.set('byteStride',attribute.byteStride.toString(10));}if('normalized'in attribute){result.set('normalized',attribute.normalized.toString());}return result;}function getDracoSchema(attributes,loaderData,indices){var metadataMap=makeMetadata(loaderData.metadata);var fields=[];var namedLoaderDataAttributes=transformAttributesLoaderData(loaderData.attributes);for(var attributeName in attributes){var attribute=attributes[attributeName];var field=getArrowFieldFromAttribute(attributeName,attribute,namedLoaderDataAttributes[attributeName]);fields.push(field);}if(indices){var indicesField=getArrowFieldFromAttribute('indices',indices);fields.push(indicesField);}return new Schema(fields,metadataMap);}function transformAttributesLoaderData(loaderData){var result={};for(var key in loaderData){var dracoAttribute=loaderData[key];result[dracoAttribute.name||'undefined']=dracoAttribute;}return result;}function getArrowFieldFromAttribute(attributeName,attribute,loaderData){var metadataMap=loaderData?makeMetadata(loaderData.metadata):undefined;var field=deduceMeshField(attributeName,attribute,metadataMap);return field;}function makeMetadata(metadata){var metadataMap=new Map();for(var key in metadata){metadataMap.set("".concat(key,".string"),JSON.stringify(metadata[key]));}return metadataMap;}var DRACO_TO_GLTF_ATTRIBUTE_NAME_MAP={POSITION:'POSITION',NORMAL:'NORMAL',COLOR:'COLOR_0',TEX_COORD:'TEXCOORD_0'};var DRACO_DATA_TYPE_TO_TYPED_ARRAY_MAP={1:Int8Array,2:Uint8Array,3:Int16Array,4:Uint16Array,5:Int32Array,6:Uint32Array,9:Float32Array};var INDEX_ITEM_SIZE=4;var DracoParser=/*#__PURE__*/function(){function DracoParser(draco){_classCallCheck(this,DracoParser);_defineProperty(this,"draco",void 0);_defineProperty(this,"decoder",void 0);_defineProperty(this,"metadataQuerier",void 0);this.draco=draco;this.decoder=new this.draco.Decoder();this.metadataQuerier=new this.draco.MetadataQuerier();}_createClass(DracoParser,[{key:"destroy",value:function destroy(){this.draco.destroy(this.decoder);this.draco.destroy(this.metadataQuerier);}},{key:"parseSync",value:function parseSync(arrayBuffer){var options=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};var buffer=new this.draco.DecoderBuffer();buffer.Init(new Int8Array(arrayBuffer),arrayBuffer.byteLength);this._disableAttributeTransforms(options);var geometry_type=this.decoder.GetEncodedGeometryType(buffer);var dracoGeometry=geometry_type===this.draco.TRIANGULAR_MESH?new this.draco.Mesh():new this.draco.PointCloud();try{var dracoStatus;switch(geometry_type){case this.draco.TRIANGULAR_MESH:dracoStatus=this.decoder.DecodeBufferToMesh(buffer,dracoGeometry);break;case this.draco.POINT_CLOUD:dracoStatus=this.decoder.DecodeBufferToPointCloud(buffer,dracoGeometry);break;default:throw new Error('DRACO: Unknown geometry type.');}if(!dracoStatus.ok()||!dracoGeometry.ptr){var message="DRACO decompression failed: ".concat(dracoStatus.error_msg());throw new Error(message);}var loaderData=this._getDracoLoaderData(dracoGeometry,geometry_type,options);var geometry=this._getMeshData(dracoGeometry,loaderData,options);var boundingBox=getMeshBoundingBox(geometry.attributes);var schema=getDracoSchema(geometry.attributes,loaderData,geometry.indices);var data=_objectSpread(_objectSpread({loader:'draco',loaderData:loaderData,header:{vertexCount:dracoGeometry.num_points(),boundingBox:boundingBox}},geometry),{},{schema:schema});return data;}finally{this.draco.destroy(buffer);if(dracoGeometry){this.draco.destroy(dracoGeometry);}}}},{key:"_getDracoLoaderData",value:function _getDracoLoaderData(dracoGeometry,geometry_type,options){var metadata=this._getTopLevelMetadata(dracoGeometry);var attributes=this._getDracoAttributes(dracoGeometry,options);return{geometry_type:geometry_type,num_attributes:dracoGeometry.num_attributes(),num_points:dracoGeometry.num_points(),num_faces:dracoGeometry instanceof this.draco.Mesh?dracoGeometry.num_faces():0,metadata:metadata,attributes:attributes};}},{key:"_getDracoAttributes",value:function _getDracoAttributes(dracoGeometry,options){var dracoAttributes={};for(var attributeId=0;attributeId<dracoGeometry.num_attributes();attributeId++){var dracoAttribute=this.decoder.GetAttribute(dracoGeometry,attributeId);var metadata=this._getAttributeMetadata(dracoGeometry,attributeId);dracoAttributes[dracoAttribute.unique_id()]={unique_id:dracoAttribute.unique_id(),attribute_type:dracoAttribute.attribute_type(),data_type:dracoAttribute.data_type(),num_components:dracoAttribute.num_components(),byte_offset:dracoAttribute.byte_offset(),byte_stride:dracoAttribute.byte_stride(),normalized:dracoAttribute.normalized(),attribute_index:attributeId,metadata:metadata};var quantization=this._getQuantizationTransform(dracoAttribute,options);if(quantization){dracoAttributes[dracoAttribute.unique_id()].quantization_transform=quantization;}var octahedron=this._getOctahedronTransform(dracoAttribute,options);if(octahedron){dracoAttributes[dracoAttribute.unique_id()].octahedron_transform=octahedron;}}return dracoAttributes;}},{key:"_getMeshData",value:function _getMeshData(dracoGeometry,loaderData,options){var attributes=this._getMeshAttributes(loaderData,dracoGeometry,options);var positionAttribute=attributes.POSITION;if(!positionAttribute){throw new Error('DRACO: No position attribute found.');}if(dracoGeometry instanceof this.draco.Mesh){switch(options.topology){case'triangle-strip':return{topology:'triangle-strip',mode:4,attributes:attributes,indices:{value:this._getTriangleStripIndices(dracoGeometry),size:1}};case'triangle-list':default:return{topology:'triangle-list',mode:5,attributes:attributes,indices:{value:this._getTriangleListIndices(dracoGeometry),size:1}};}}return{topology:'point-list',mode:0,attributes:attributes};}},{key:"_getMeshAttributes",value:function _getMeshAttributes(loaderData,dracoGeometry,options){var attributes={};for(var _i520=0,_Object$values=Object.values(loaderData.attributes);_i520<_Object$values.length;_i520++){var loaderAttribute=_Object$values[_i520];var attributeName=this._deduceAttributeName(loaderAttribute,options);loaderAttribute.name=attributeName;var _this$_getAttributeVa=this._getAttributeValues(dracoGeometry,loaderAttribute),value=_this$_getAttributeVa.value,size=_this$_getAttributeVa.size;attributes[attributeName]={value:value,size:size,byteOffset:loaderAttribute.byte_offset,byteStride:loaderAttribute.byte_stride,normalized:loaderAttribute.normalized};}return attributes;}},{key:"_getTriangleListIndices",value:function _getTriangleListIndices(dracoGeometry){var numFaces=dracoGeometry.num_faces();var numIndices=numFaces*3;var byteLength=numIndices*INDEX_ITEM_SIZE;var ptr=this.draco._malloc(byteLength);try{this.decoder.GetTrianglesUInt32Array(dracoGeometry,byteLength,ptr);return new Uint32Array(this.draco.HEAPF32.buffer,ptr,numIndices).slice();}finally{this.draco._free(ptr);}}},{key:"_getTriangleStripIndices",value:function _getTriangleStripIndices(dracoGeometry){var dracoArray=new this.draco.DracoInt32Array();try{this.decoder.GetTriangleStripsFromMesh(dracoGeometry,dracoArray);return getUint32Array(dracoArray);}finally{this.draco.destroy(dracoArray);}}},{key:"_getAttributeValues",value:function _getAttributeValues(dracoGeometry,attribute){var TypedArrayCtor=DRACO_DATA_TYPE_TO_TYPED_ARRAY_MAP[attribute.data_type];var numComponents=attribute.num_components;var numPoints=dracoGeometry.num_points();var numValues=numPoints*numComponents;var byteLength=numValues*TypedArrayCtor.BYTES_PER_ELEMENT;var dataType=getDracoDataType(this.draco,TypedArrayCtor);var value;var ptr=this.draco._malloc(byteLength);try{var dracoAttribute=this.decoder.GetAttribute(dracoGeometry,attribute.attribute_index);this.decoder.GetAttributeDataArrayForAllPoints(dracoGeometry,dracoAttribute,dataType,byteLength,ptr);value=new TypedArrayCtor(this.draco.HEAPF32.buffer,ptr,numValues).slice();}finally{this.draco._free(ptr);}return{value:value,size:numComponents};}},{key:"_deduceAttributeName",value:function _deduceAttributeName(attribute,options){var uniqueId=attribute.unique_id;for(var _i521=0,_Object$entries4=Object.entries(options.extraAttributes||{});_i521<_Object$entries4.length;_i521++){var _Object$entries4$_i=_slicedToArray(_Object$entries4[_i521],2),attributeName=_Object$entries4$_i[0],attributeUniqueId=_Object$entries4$_i[1];if(attributeUniqueId===uniqueId){return attributeName;}}var thisAttributeType=attribute.attribute_type;for(var dracoAttributeConstant in DRACO_TO_GLTF_ATTRIBUTE_NAME_MAP){var attributeType=this.draco[dracoAttributeConstant];if(attributeType===thisAttributeType){return DRACO_TO_GLTF_ATTRIBUTE_NAME_MAP[dracoAttributeConstant];}}var entryName=options.attributeNameEntry||'name';if(attribute.metadata[entryName]){return attribute.metadata[entryName].string;}return"CUSTOM_ATTRIBUTE_".concat(uniqueId);}},{key:"_getTopLevelMetadata",value:function _getTopLevelMetadata(dracoGeometry){var dracoMetadata=this.decoder.GetMetadata(dracoGeometry);return this._getDracoMetadata(dracoMetadata);}},{key:"_getAttributeMetadata",value:function _getAttributeMetadata(dracoGeometry,attributeId){var dracoMetadata=this.decoder.GetAttributeMetadata(dracoGeometry,attributeId);return this._getDracoMetadata(dracoMetadata);}},{key:"_getDracoMetadata",value:function _getDracoMetadata(dracoMetadata){if(!dracoMetadata||!dracoMetadata.ptr){return{};}var result={};var numEntries=this.metadataQuerier.NumEntries(dracoMetadata);for(var entryIndex=0;entryIndex<numEntries;entryIndex++){var entryName=this.metadataQuerier.GetEntryName(dracoMetadata,entryIndex);result[entryName]=this._getDracoMetadataField(dracoMetadata,entryName);}return result;}},{key:"_getDracoMetadataField",value:function _getDracoMetadataField(dracoMetadata,entryName){var dracoArray=new this.draco.DracoInt32Array();try{this.metadataQuerier.GetIntEntryArray(dracoMetadata,entryName,dracoArray);var intArray=getInt32Array(dracoArray);return{"int":this.metadataQuerier.GetIntEntry(dracoMetadata,entryName),string:this.metadataQuerier.GetStringEntry(dracoMetadata,entryName),"double":this.metadataQuerier.GetDoubleEntry(dracoMetadata,entryName),intArray:intArray};}finally{this.draco.destroy(dracoArray);}}},{key:"_disableAttributeTransforms",value:function _disableAttributeTransforms(options){var _options$quantizedAtt=options.quantizedAttributes,quantizedAttributes=_options$quantizedAtt===void 0?[]:_options$quantizedAtt,_options$octahedronAt=options.octahedronAttributes,octahedronAttributes=_options$octahedronAt===void 0?[]:_options$octahedronAt;var skipAttributes=[].concat(_toConsumableArray(quantizedAttributes),_toConsumableArray(octahedronAttributes));var _iterator24=_createForOfIteratorHelper(skipAttributes),_step24;try{for(_iterator24.s();!(_step24=_iterator24.n()).done;){var dracoAttributeName=_step24.value;this.decoder.SkipAttributeTransform(this.draco[dracoAttributeName]);}}catch(err){_iterator24.e(err);}finally{_iterator24.f();}}},{key:"_getQuantizationTransform",value:function _getQuantizationTransform(dracoAttribute,options){var _this123=this;var _options$quantizedAtt2=options.quantizedAttributes,quantizedAttributes=_options$quantizedAtt2===void 0?[]:_options$quantizedAtt2;var attribute_type=dracoAttribute.attribute_type();var skip=quantizedAttributes.map(function(type){return _this123.decoder[type];}).includes(attribute_type);if(skip){var _transform2=new this.draco.AttributeQuantizationTransform();try{if(_transform2.InitFromAttribute(dracoAttribute)){return{quantization_bits:_transform2.quantization_bits(),range:_transform2.range(),min_values:new Float32Array([1,2,3]).map(function(i){return _transform2.min_value(i);})};}}finally{this.draco.destroy(_transform2);}}return null;}},{key:"_getOctahedronTransform",value:function _getOctahedronTransform(dracoAttribute,options){var _this124=this;var _options$octahedronAt2=options.octahedronAttributes,octahedronAttributes=_options$octahedronAt2===void 0?[]:_options$octahedronAt2;var attribute_type=dracoAttribute.attribute_type();var octahedron=octahedronAttributes.map(function(type){return _this124.decoder[type];}).includes(attribute_type);if(octahedron){var _transform3=new this.draco.AttributeQuantizationTransform();try{if(_transform3.InitFromAttribute(dracoAttribute)){return{quantization_bits:_transform3.quantization_bits()};}}finally{this.draco.destroy(_transform3);}}return null;}}]);return DracoParser;}();function getDracoDataType(draco,attributeType){switch(attributeType){case Float32Array:return draco.DT_FLOAT32;case Int8Array:return draco.DT_INT8;case Int16Array:return draco.DT_INT16;case Int32Array:return draco.DT_INT32;case Uint8Array:return draco.DT_UINT8;case Uint16Array:return draco.DT_UINT16;case Uint32Array:return draco.DT_UINT32;default:return draco.DT_INVALID;}}function getInt32Array(dracoArray){var numValues=dracoArray.size();var intArray=new Int32Array(numValues);for(var _i522=0;_i522<numValues;_i522++){intArray[_i522]=dracoArray.GetValue(_i522);}return intArray;}function getUint32Array(dracoArray){var numValues=dracoArray.size();var intArray=new Int32Array(numValues);for(var _i523=0;_i523<numValues;_i523++){intArray[_i523]=dracoArray.GetValue(_i523);}return intArray;}var DRACO_VERSION='1.4.1';var DRACO_JS_DECODER_URL="https://www.gstatic.com/draco/versioned/decoders/".concat(DRACO_VERSION,"/draco_decoder.js");var DRACO_WASM_WRAPPER_URL="https://www.gstatic.com/draco/versioned/decoders/".concat(DRACO_VERSION,"/draco_wasm_wrapper.js");var DRACO_WASM_DECODER_URL="https://www.gstatic.com/draco/versioned/decoders/".concat(DRACO_VERSION,"/draco_decoder.wasm");var loadDecoderPromise;function loadDracoDecoderModule(_x68){return _loadDracoDecoderModule.apply(this,arguments);}function _loadDracoDecoderModule(){_loadDracoDecoderModule=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee38(options){var modules;return _regeneratorRuntime().wrap(function _callee38$(_context42){while(1){switch(_context42.prev=_context42.next){case 0:modules=options.modules||{};if(modules.draco3d){loadDecoderPromise=loadDecoderPromise||modules.draco3d.createDecoderModule({}).then(function(draco){return{draco:draco};});}else{loadDecoderPromise=loadDecoderPromise||loadDracoDecoder(options);}_context42.next=4;return loadDecoderPromise;case 4:return _context42.abrupt("return",_context42.sent);case 5:case"end":return _context42.stop();}}},_callee38);}));return _loadDracoDecoderModule.apply(this,arguments);}function loadDracoDecoder(_x69){return _loadDracoDecoder.apply(this,arguments);}function _loadDracoDecoder(){_loadDracoDecoder=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee39(options){var DracoDecoderModule,wasmBinary,_yield$Promise$all5,_yield$Promise$all6;return _regeneratorRuntime().wrap(function _callee39$(_context43){while(1){switch(_context43.prev=_context43.next){case 0:_context43.t0=options.draco&&options.draco.decoderType;_context43.next=_context43.t0==='js'?3:_context43.t0==='wasm'?7:7;break;case 3:_context43.next=5;return loadLibrary(DRACO_JS_DECODER_URL,'draco',options);case 5:DracoDecoderModule=_context43.sent;return _context43.abrupt("break",21);case 7:_context43.t1=Promise;_context43.next=10;return loadLibrary(DRACO_WASM_WRAPPER_URL,'draco',options);case 10:_context43.t2=_context43.sent;_context43.next=13;return loadLibrary(DRACO_WASM_DECODER_URL,'draco',options);case 13:_context43.t3=_context43.sent;_context43.t4=[_context43.t2,_context43.t3];_context43.next=17;return _context43.t1.all.call(_context43.t1,_context43.t4);case 17:_yield$Promise$all5=_context43.sent;_yield$Promise$all6=_slicedToArray(_yield$Promise$all5,2);DracoDecoderModule=_yield$Promise$all6[0];wasmBinary=_yield$Promise$all6[1];case 21:DracoDecoderModule=DracoDecoderModule||globalThis.DracoDecoderModule;_context43.next=24;return initializeDracoDecoder(DracoDecoderModule,wasmBinary);case 24:return _context43.abrupt("return",_context43.sent);case 25:case"end":return _context43.stop();}}},_callee39);}));return _loadDracoDecoder.apply(this,arguments);}function initializeDracoDecoder(DracoDecoderModule,wasmBinary){var options={};if(wasmBinary){options.wasmBinary=wasmBinary;}return new Promise(function(resolve){DracoDecoderModule(_objectSpread(_objectSpread({},options),{},{onModuleLoaded:function onModuleLoaded(draco){return resolve({draco:draco});}}));});}var DracoLoader=_objectSpread(_objectSpread({},DracoLoader$1),{},{parse:parse$1});function parse$1(_x70,_x71){return _parse$2.apply(this,arguments);}function _parse$2(){_parse$2=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee40(arrayBuffer,options){var _yield$loadDracoDecod,draco,dracoParser;return _regeneratorRuntime().wrap(function _callee40$(_context44){while(1){switch(_context44.prev=_context44.next){case 0:_context44.next=2;return loadDracoDecoderModule(options);case 2:_yield$loadDracoDecod=_context44.sent;draco=_yield$loadDracoDecod.draco;dracoParser=new DracoParser(draco);_context44.prev=5;return _context44.abrupt("return",dracoParser.parseSync(arrayBuffer,options===null||options===void 0?void 0:options.draco));case 7:_context44.prev=7;dracoParser.destroy();return _context44.finish(7);case 10:case"end":return _context44.stop();}}},_callee40,null,[[5,,7,10]]);}));return _parse$2.apply(this,arguments);}function getGLTFAccessors(attributes){var accessors={};for(var _name7 in attributes){var attribute=attributes[_name7];if(_name7!=='indices'){var glTFAccessor=getGLTFAccessor(attribute);accessors[_name7]=glTFAccessor;}}return accessors;}function getGLTFAccessor(attribute){var _getAccessorData=getAccessorData(attribute),buffer=_getAccessorData.buffer,size=_getAccessorData.size,count=_getAccessorData.count;var glTFAccessor={value:buffer,size:size,byteOffset:0,count:count,type:getAccessorTypeFromSize(size),componentType:getComponentTypeFromArray(buffer)};return glTFAccessor;}function getAccessorData(attribute){var buffer=attribute;var size=1;var count=0;if(attribute&&attribute.value){buffer=attribute.value;size=attribute.size||1;}if(buffer){if(!ArrayBuffer.isView(buffer)){buffer=toTypedArray(buffer,Float32Array);}count=buffer.length/size;}return{buffer:buffer,size:size,count:count};}function toTypedArray(array,ArrayType){var convertTypedArrays=arguments.length>2&&arguments[2]!==undefined?arguments[2]:false;if(!array){return null;}if(Array.isArray(array)){return new ArrayType(array);}if(convertTypedArrays&&!(array instanceof ArrayType)){return new ArrayType(array);}return array;}var KHR_DRACO_MESH_COMPRESSION='KHR_draco_mesh_compression';var name$3=KHR_DRACO_MESH_COMPRESSION;function preprocess$1(gltfData,options,context){var scenegraph=new GLTFScenegraph(gltfData);var _iterator25=_createForOfIteratorHelper(makeMeshPrimitiveIterator(scenegraph)),_step25;try{for(_iterator25.s();!(_step25=_iterator25.n()).done;){var _primitive=_step25.value;if(scenegraph.getObjectExtension(_primitive,KHR_DRACO_MESH_COMPRESSION));}}catch(err){_iterator25.e(err);}finally{_iterator25.f();}}function decode$3(_x72,_x73,_x74){return _decode$2.apply(this,arguments);}function _decode$2(){_decode$2=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee41(gltfData,options,context){var _options$gltf,scenegraph,promises,_iterator49,_step49,_primitive5;return _regeneratorRuntime().wrap(function _callee41$(_context45){while(1){switch(_context45.prev=_context45.next){case 0:if(options!==null&&options!==void 0&&(_options$gltf=options.gltf)!==null&&_options$gltf!==void 0&&_options$gltf.decompressMeshes){_context45.next=2;break;}return _context45.abrupt("return");case 2:scenegraph=new GLTFScenegraph(gltfData);promises=[];_iterator49=_createForOfIteratorHelper(makeMeshPrimitiveIterator(scenegraph));try{for(_iterator49.s();!(_step49=_iterator49.n()).done;){_primitive5=_step49.value;if(scenegraph.getObjectExtension(_primitive5,KHR_DRACO_MESH_COMPRESSION)){promises.push(decompressPrimitive(scenegraph,_primitive5,options,context));}}}catch(err){_iterator49.e(err);}finally{_iterator49.f();}_context45.next=8;return Promise.all(promises);case 8:scenegraph.removeExtension(KHR_DRACO_MESH_COMPRESSION);case 9:case"end":return _context45.stop();}}},_callee41);}));return _decode$2.apply(this,arguments);}function encode$3(gltfData){var options=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};var scenegraph=new GLTFScenegraph(gltfData);var _iterator26=_createForOfIteratorHelper(scenegraph.json.meshes||[]),_step26;try{for(_iterator26.s();!(_step26=_iterator26.n()).done;){var _mesh3=_step26.value;compressMesh(_mesh3);scenegraph.addRequiredExtension(KHR_DRACO_MESH_COMPRESSION);}}catch(err){_iterator26.e(err);}finally{_iterator26.f();}}function decompressPrimitive(_x75,_x76,_x77,_x78){return _decompressPrimitive.apply(this,arguments);}function _decompressPrimitive(){_decompressPrimitive=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee42(scenegraph,primitive,options,context){var dracoExtension,buffer,bufferCopy,parse,dracoOptions,decodedData,decodedAttributes,_i619,_Object$entries6,_Object$entries6$_i,attributeName,decodedAttribute,accessorIndex,accessor;return _regeneratorRuntime().wrap(function _callee42$(_context46){while(1){switch(_context46.prev=_context46.next){case 0:dracoExtension=scenegraph.getObjectExtension(primitive,KHR_DRACO_MESH_COMPRESSION);if(dracoExtension){_context46.next=3;break;}return _context46.abrupt("return");case 3:buffer=scenegraph.getTypedArrayForBufferView(dracoExtension.bufferView);bufferCopy=sliceArrayBuffer(buffer.buffer,buffer.byteOffset);parse=context.parse;dracoOptions=_objectSpread({},options);delete dracoOptions['3d-tiles'];_context46.next=10;return parse(bufferCopy,DracoLoader,dracoOptions,context);case 10:decodedData=_context46.sent;decodedAttributes=getGLTFAccessors(decodedData.attributes);for(_i619=0,_Object$entries6=Object.entries(decodedAttributes);_i619<_Object$entries6.length;_i619++){_Object$entries6$_i=_slicedToArray(_Object$entries6[_i619],2),attributeName=_Object$entries6$_i[0],decodedAttribute=_Object$entries6$_i[1];if(attributeName in primitive.attributes){accessorIndex=primitive.attributes[attributeName];accessor=scenegraph.getAccessor(accessorIndex);if(accessor!==null&&accessor!==void 0&&accessor.min&&accessor!==null&&accessor!==void 0&&accessor.max){decodedAttribute.min=accessor.min;decodedAttribute.max=accessor.max;}}}primitive.attributes=decodedAttributes;if(decodedData.indices){primitive.indices=getGLTFAccessor(decodedData.indices);}checkPrimitive(primitive);case 16:case"end":return _context46.stop();}}},_callee42);}));return _decompressPrimitive.apply(this,arguments);}function compressMesh(attributes,indices){var mode=arguments.length>2&&arguments[2]!==undefined?arguments[2]:4;var options=arguments.length>3?arguments[3]:undefined;var context=arguments.length>4?arguments[4]:undefined;var _context$parseSync;if(!options.DracoWriter){throw new Error('options.gltf.DracoWriter not provided');}var compressedData=options.DracoWriter.encodeSync({attributes:attributes});var decodedData=context===null||context===void 0?void 0:(_context$parseSync=context.parseSync)===null||_context$parseSync===void 0?void 0:_context$parseSync.call(context,{attributes:attributes});var fauxAccessors=options._addFauxAttributes(decodedData.attributes);var bufferViewIndex=options.addBufferView(compressedData);var glTFMesh={primitives:[{attributes:fauxAccessors,mode:mode,extensions:_defineProperty2({},KHR_DRACO_MESH_COMPRESSION,{bufferView:bufferViewIndex,attributes:fauxAccessors})}]};return glTFMesh;}function checkPrimitive(primitive){if(!primitive.attributes&&Object.keys(primitive.attributes).length>0){throw new Error('glTF: Empty primitive detected: Draco decompression failure?');}}function makeMeshPrimitiveIterator(scenegraph){var _iterator27,_step27,_mesh4,_iterator28,_step28,_primitive2;return _regeneratorRuntime().wrap(function makeMeshPrimitiveIterator$(_context10){while(1){switch(_context10.prev=_context10.next){case 0:_iterator27=_createForOfIteratorHelper(scenegraph.json.meshes||[]);_context10.prev=1;_iterator27.s();case 3:if((_step27=_iterator27.n()).done){_context10.next=24;break;}_mesh4=_step27.value;_iterator28=_createForOfIteratorHelper(_mesh4.primitives);_context10.prev=6;_iterator28.s();case 8:if((_step28=_iterator28.n()).done){_context10.next=14;break;}_primitive2=_step28.value;_context10.next=12;return _primitive2;case 12:_context10.next=8;break;case 14:_context10.next=19;break;case 16:_context10.prev=16;_context10.t0=_context10["catch"](6);_iterator28.e(_context10.t0);case 19:_context10.prev=19;_iterator28.f();return _context10.finish(19);case 22:_context10.next=3;break;case 24:_context10.next=29;break;case 26:_context10.prev=26;_context10.t1=_context10["catch"](1);_iterator27.e(_context10.t1);case 29:_context10.prev=29;_iterator27.f();return _context10.finish(29);case 32:case"end":return _context10.stop();}}},_marked3,null,[[1,26,29,32],[6,16,19,22]]);}var KHR_draco_mesh_compression=/*#__PURE__*/Object.freeze({__proto__:null,name:name$3,preprocess:preprocess$1,decode:decode$3,encode:encode$3});var KHR_LIGHTS_PUNCTUAL='KHR_lights_punctual';var name$2=KHR_LIGHTS_PUNCTUAL;function decode$2(_x79){return _decode$3.apply(this,arguments);}function _decode$3(){_decode$3=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee43(gltfData){var gltfScenegraph,json,extension,_iterator50,_step50,_node10,nodeExtension;return _regeneratorRuntime().wrap(function _callee43$(_context47){while(1){switch(_context47.prev=_context47.next){case 0:gltfScenegraph=new GLTFScenegraph(gltfData);json=gltfScenegraph.json;extension=gltfScenegraph.getExtension(KHR_LIGHTS_PUNCTUAL);if(extension){gltfScenegraph.json.lights=extension.lights;gltfScenegraph.removeExtension(KHR_LIGHTS_PUNCTUAL);}_iterator50=_createForOfIteratorHelper(json.nodes||[]);try{for(_iterator50.s();!(_step50=_iterator50.n()).done;){_node10=_step50.value;nodeExtension=gltfScenegraph.getObjectExtension(_node10,KHR_LIGHTS_PUNCTUAL);if(nodeExtension){_node10.light=nodeExtension.light;}gltfScenegraph.removeObjectExtension(_node10,KHR_LIGHTS_PUNCTUAL);}}catch(err){_iterator50.e(err);}finally{_iterator50.f();}case 6:case"end":return _context47.stop();}}},_callee43);}));return _decode$3.apply(this,arguments);}function encode$2(_x80){return _encode$.apply(this,arguments);}function _encode$(){_encode$=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee44(gltfData){var gltfScenegraph,json,extension,_iterator51,_step51,light,_node11;return _regeneratorRuntime().wrap(function 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encode(_x83,_x84){return _encode.apply(this,arguments);}function _encode(){_encode=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee47(gltfData,options){return _regeneratorRuntime().wrap(function _callee47$(_context51){while(1){switch(_context51.prev=_context51.next){case 0:case"end":return _context51.stop();}}},_callee47);}));return _encode.apply(this,arguments);}function resolveTechniques(techniquesExtension,gltfScenegraph){var _techniquesExtension$=techniquesExtension.programs,programs=_techniquesExtension$===void 0?[]:_techniquesExtension$,_techniquesExtension$2=techniquesExtension.shaders,shaders=_techniquesExtension$2===void 0?[]:_techniquesExtension$2,_techniquesExtension$3=techniquesExtension.techniques,techniques=_techniquesExtension$3===void 0?[]:_techniquesExtension$3;var textDecoder=new TextDecoder();shaders.forEach(function(shader){if(Number.isFinite(shader.bufferView)){shader.code=textDecoder.decode(gltfScenegraph.getTypedArrayForBufferView(shader.bufferView));}else{throw new Error('KHR_techniques_webgl: no shader code');}});programs.forEach(function(program){program.fragmentShader=shaders[program.fragmentShader];program.vertexShader=shaders[program.vertexShader];});techniques.forEach(function(technique){technique.program=programs[technique.program];});return techniques;}function resolveValues(technique,gltfScenegraph){var values=Object.assign({},technique.values);Object.keys(technique.uniforms||{}).forEach(function(uniform){if(technique.uniforms[uniform].value&&!(uniform in values)){values[uniform]=technique.uniforms[uniform].value;}});Object.keys(values).forEach(function(uniform){if(_typeof(values[uniform])==='object'&&values[uniform].index!==undefined){values[uniform].texture=gltfScenegraph.getTexture(values[uniform].index);}});return values;}var KHR_techniques_webgl=/*#__PURE__*/Object.freeze({__proto__:null,name:name,decode:decode,encode:encode});var EXTENSIONS=[EXT_meshopt_compression,EXT_texture_webp,KHR_texture_basisu,KHR_draco_mesh_compression,KHR_lights_punctual,KHR_materials_unlit,KHR_techniques_webgl];function preprocessExtensions(gltf){var options=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};var context=arguments.length>2?arguments[2]:undefined;var extensions=EXTENSIONS.filter(function(extension){return useExtension(extension.name,options);});var _iterator30=_createForOfIteratorHelper(extensions),_step30;try{for(_iterator30.s();!(_step30=_iterator30.n()).done;){var extension=_step30.value;var _extension$preprocess;(_extension$preprocess=extension.preprocess)===null||_extension$preprocess===void 0?void 0:_extension$preprocess.call(extension,gltf,options,context);}}catch(err){_iterator30.e(err);}finally{_iterator30.f();}}function decodeExtensions(_x85){return _decodeExtensions.apply(this,arguments);}function _decodeExtensions(){_decodeExtensions=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee48(gltf){var options,context,extensions,_iterator54,_step54,extension,_extension$decode,_args46=arguments;return _regeneratorRuntime().wrap(function _callee48$(_context52){while(1){switch(_context52.prev=_context52.next){case 0:options=_args46.length>1&&_args46[1]!==undefined?_args46[1]:{};context=_args46.length>2?_args46[2]:undefined;extensions=EXTENSIONS.filter(function(extension){return useExtension(extension.name,options);});_iterator54=_createForOfIteratorHelper(extensions);_context52.prev=4;_iterator54.s();case 6:if((_step54=_iterator54.n()).done){_context52.next=12;break;}extension=_step54.value;_context52.next=10;return(_extension$decode=extension.decode)===null||_extension$decode===void 0?void 0:_extension$decode.call(extension,gltf,options,context);case 10:_context52.next=6;break;case 12:_context52.next=17;break;case 14:_context52.prev=14;_context52.t0=_context52["catch"](4);_iterator54.e(_context52.t0);case 17:_context52.prev=17;_iterator54.f();return _context52.finish(17);case 20:case"end":return _context52.stop();}}},_callee48,null,[[4,14,17,20]]);}));return _decodeExtensions.apply(this,arguments);}function useExtension(extensionName,options){var _options$gltf;var excludes=(options===null||options===void 0?void 0:(_options$gltf=options.gltf)===null||_options$gltf===void 0?void 0:_options$gltf.excludeExtensions)||{};var exclude=extensionName in excludes&&!excludes[extensionName];return!exclude;}var KHR_BINARY_GLTF='KHR_binary_glTF';function preprocess(gltfData){var gltfScenegraph=new GLTFScenegraph(gltfData);var json=gltfScenegraph.json;var _iterator31=_createForOfIteratorHelper(json.images||[]),_step31;try{for(_iterator31.s();!(_step31=_iterator31.n()).done;){var _image7=_step31.value;var extension=gltfScenegraph.getObjectExtension(_image7,KHR_BINARY_GLTF);if(extension){Object.assign(_image7,extension);}gltfScenegraph.removeObjectExtension(_image7,KHR_BINARY_GLTF);}}catch(err){_iterator31.e(err);}finally{_iterator31.f();}if(json.buffers&&json.buffers[0]){delete json.buffers[0].uri;}gltfScenegraph.removeExtension(KHR_BINARY_GLTF);}var GLTF_ARRAYS={accessors:'accessor',animations:'animation',buffers:'buffer',bufferViews:'bufferView',images:'image',materials:'material',meshes:'mesh',nodes:'node',samplers:'sampler',scenes:'scene',skins:'skin',textures:'texture'};var GLTF_KEYS={accessor:'accessors',animations:'animation',buffer:'buffers',bufferView:'bufferViews',image:'images',material:'materials',mesh:'meshes',node:'nodes',sampler:'samplers',scene:'scenes',skin:'skins',texture:'textures'};var GLTFV1Normalizer=/*#__PURE__*/function(){function GLTFV1Normalizer(){_classCallCheck(this,GLTFV1Normalizer);_defineProperty(this,"idToIndexMap",{animations:{},accessors:{},buffers:{},bufferViews:{},images:{},materials:{},meshes:{},nodes:{},samplers:{},scenes:{},skins:{},textures:{}});_defineProperty(this,"json",void 0);}_createClass(GLTFV1Normalizer,[{key:"normalize",value:function normalize(gltf,options){this.json=gltf.json;var json=gltf.json;switch(json.asset&&json.asset.version){case'2.0':return;case undefined:case'1.0':break;default:console.warn("glTF: Unknown version ".concat(json.asset.version));return;}if(!options.normalize){throw new Error('glTF v1 is not supported.');}console.warn('Converting glTF v1 to glTF v2 format. This is experimental and may fail.');this._addAsset(json);this._convertTopLevelObjectsToArrays(json);preprocess(gltf);this._convertObjectIdsToArrayIndices(json);this._updateObjects(json);this._updateMaterial(json);}},{key:"_addAsset",value:function _addAsset(json){json.asset=json.asset||{};json.asset.version='2.0';json.asset.generator=json.asset.generator||'Normalized to glTF 2.0 by loaders.gl';}},{key:"_convertTopLevelObjectsToArrays",value:function _convertTopLevelObjectsToArrays(json){for(var arrayName in GLTF_ARRAYS){this._convertTopLevelObjectToArray(json,arrayName);}}},{key:"_convertTopLevelObjectToArray",value:function _convertTopLevelObjectToArray(json,mapName){var objectMap=json[mapName];if(!objectMap||Array.isArray(objectMap)){return;}json[mapName]=[];for(var id in objectMap){var object=objectMap[id];object.id=object.id||id;var index=json[mapName].length;json[mapName].push(object);this.idToIndexMap[mapName][id]=index;}}},{key:"_convertObjectIdsToArrayIndices",value:function _convertObjectIdsToArrayIndices(json){for(var arrayName in GLTF_ARRAYS){this._convertIdsToIndices(json,arrayName);}if('scene'in json){json.scene=this._convertIdToIndex(json.scene,'scene');}var _iterator32=_createForOfIteratorHelper(json.textures),_step32;try{for(_iterator32.s();!(_step32=_iterator32.n()).done;){var texture=_step32.value;this._convertTextureIds(texture);}}catch(err){_iterator32.e(err);}finally{_iterator32.f();}var _iterator33=_createForOfIteratorHelper(json.meshes),_step33;try{for(_iterator33.s();!(_step33=_iterator33.n()).done;){var _mesh5=_step33.value;this._convertMeshIds(_mesh5);}}catch(err){_iterator33.e(err);}finally{_iterator33.f();}var _iterator34=_createForOfIteratorHelper(json.nodes),_step34;try{for(_iterator34.s();!(_step34=_iterator34.n()).done;){var _node4=_step34.value;this._convertNodeIds(_node4);}}catch(err){_iterator34.e(err);}finally{_iterator34.f();}var _iterator35=_createForOfIteratorHelper(json.scenes),_step35;try{for(_iterator35.s();!(_step35=_iterator35.n()).done;){var _node5=_step35.value;this._convertSceneIds(_node5);}}catch(err){_iterator35.e(err);}finally{_iterator35.f();}}},{key:"_convertTextureIds",value:function _convertTextureIds(texture){if(texture.source){texture.source=this._convertIdToIndex(texture.source,'image');}}},{key:"_convertMeshIds",value:function _convertMeshIds(mesh){var _iterator36=_createForOfIteratorHelper(mesh.primitives),_step36;try{for(_iterator36.s();!(_step36=_iterator36.n()).done;){var _primitive3=_step36.value;var attributes=_primitive3.attributes,indices=_primitive3.indices,material=_primitive3.material;for(var attributeName in attributes){attributes[attributeName]=this._convertIdToIndex(attributes[attributeName],'accessor');}if(indices){_primitive3.indices=this._convertIdToIndex(indices,'accessor');}if(material){_primitive3.material=this._convertIdToIndex(material,'material');}}}catch(err){_iterator36.e(err);}finally{_iterator36.f();}}},{key:"_convertNodeIds",value:function _convertNodeIds(node){var _this125=this;if(node.children){node.children=node.children.map(function(child){return _this125._convertIdToIndex(child,'node');});}if(node.meshes){node.meshes=node.meshes.map(function(mesh){return _this125._convertIdToIndex(mesh,'mesh');});}}},{key:"_convertSceneIds",value:function _convertSceneIds(scene){var _this126=this;if(scene.nodes){scene.nodes=scene.nodes.map(function(node){return _this126._convertIdToIndex(node,'node');});}}},{key:"_convertIdsToIndices",value:function _convertIdsToIndices(json,topLevelArrayName){if(!json[topLevelArrayName]){console.warn("gltf v1: json doesn't contain attribute ".concat(topLevelArrayName));json[topLevelArrayName]=[];}var _iterator37=_createForOfIteratorHelper(json[topLevelArrayName]),_step37;try{for(_iterator37.s();!(_step37=_iterator37.n()).done;){var object=_step37.value;for(var key in object){var id=object[key];var index=this._convertIdToIndex(id,key);object[key]=index;}}}catch(err){_iterator37.e(err);}finally{_iterator37.f();}}},{key:"_convertIdToIndex",value:function _convertIdToIndex(id,key){var arrayName=GLTF_KEYS[key];if(arrayName in this.idToIndexMap){var index=this.idToIndexMap[arrayName][id];if(!Number.isFinite(index)){throw new Error("gltf v1: failed to resolve ".concat(key," with id ").concat(id));}return index;}return id;}},{key:"_updateObjects",value:function _updateObjects(json){var _iterator38=_createForOfIteratorHelper(this.json.buffers),_step38;try{for(_iterator38.s();!(_step38=_iterator38.n()).done;){var buffer=_step38.value;delete buffer.type;}}catch(err){_iterator38.e(err);}finally{_iterator38.f();}}},{key:"_updateMaterial",value:function _updateMaterial(json){var _iterator39=_createForOfIteratorHelper(json.materials),_step39;try{var _loop6=function _loop6(){var material=_step39.value;material.pbrMetallicRoughness={baseColorFactor:[1,1,1,1],metallicFactor:1,roughnessFactor:1};var textureId=((_material$values=material.values)===null||_material$values===void 0?void 0:_material$values.tex)||((_material$values2=material.values)===null||_material$values2===void 0?void 0:_material$values2.texture2d_0);var textureIndex=json.textures.findIndex(function(texture){return texture.id===textureId;});if(textureIndex!==-1){material.pbrMetallicRoughness.baseColorTexture={index:textureIndex};}};for(_iterator39.s();!(_step39=_iterator39.n()).done;){var _material$values,_material$values2;_loop6();}}catch(err){_iterator39.e(err);}finally{_iterator39.f();}}}]);return GLTFV1Normalizer;}();function normalizeGLTFV1(gltf){var options=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};return new GLTFV1Normalizer().normalize(gltf,options);}var COMPONENTS={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16};var BYTES={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4};var GL_SAMPLER={TEXTURE_MAG_FILTER:0x2800,TEXTURE_MIN_FILTER:0x2801,TEXTURE_WRAP_S:0x2802,TEXTURE_WRAP_T:0x2803,REPEAT:0x2901,LINEAR:0x2601,NEAREST_MIPMAP_LINEAR:0x2702};var SAMPLER_PARAMETER_GLTF_TO_GL={magFilter:GL_SAMPLER.TEXTURE_MAG_FILTER,minFilter:GL_SAMPLER.TEXTURE_MIN_FILTER,wrapS:GL_SAMPLER.TEXTURE_WRAP_S,wrapT:GL_SAMPLER.TEXTURE_WRAP_T};var DEFAULT_SAMPLER=(_DEFAULT_SAMPLER={},_defineProperty2(_DEFAULT_SAMPLER,GL_SAMPLER.TEXTURE_MAG_FILTER,GL_SAMPLER.LINEAR),_defineProperty2(_DEFAULT_SAMPLER,GL_SAMPLER.TEXTURE_MIN_FILTER,GL_SAMPLER.NEAREST_MIPMAP_LINEAR),_defineProperty2(_DEFAULT_SAMPLER,GL_SAMPLER.TEXTURE_WRAP_S,GL_SAMPLER.REPEAT),_defineProperty2(_DEFAULT_SAMPLER,GL_SAMPLER.TEXTURE_WRAP_T,GL_SAMPLER.REPEAT),_DEFAULT_SAMPLER);function getBytesFromComponentType(componentType){return BYTES[componentType];}function getSizeFromAccessorType(type){return COMPONENTS[type];}var GLTFPostProcessor=/*#__PURE__*/function(){function GLTFPostProcessor(){_classCallCheck(this,GLTFPostProcessor);_defineProperty(this,"baseUri",'');_defineProperty(this,"json",{});_defineProperty(this,"buffers",[]);_defineProperty(this,"images",[]);}_createClass(GLTFPostProcessor,[{key:"postProcess",value:function postProcess(gltf){var options=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};var json=gltf.json,_gltf$buffers=gltf.buffers,buffers=_gltf$buffers===void 0?[]:_gltf$buffers,_gltf$images=gltf.images,images=_gltf$images===void 0?[]:_gltf$images,_gltf$baseUri=gltf.baseUri,baseUri=_gltf$baseUri===void 0?'':_gltf$baseUri;assert$1(json);this.baseUri=baseUri;this.json=json;this.buffers=buffers;this.images=images;this._resolveTree(this.json,options);return this.json;}},{key:"_resolveTree",value:function _resolveTree(json){var _this127=this;var options=arguments.length>1&&arguments[1]!==undefined?arguments[1]:{};if(json.bufferViews){json.bufferViews=json.bufferViews.map(function(bufView,i){return _this127._resolveBufferView(bufView,i);});}if(json.images){json.images=json.images.map(function(image,i){return _this127._resolveImage(image,i);});}if(json.samplers){json.samplers=json.samplers.map(function(sampler,i){return _this127._resolveSampler(sampler,i);});}if(json.textures){json.textures=json.textures.map(function(texture,i){return _this127._resolveTexture(texture,i);});}if(json.accessors){json.accessors=json.accessors.map(function(accessor,i){return _this127._resolveAccessor(accessor,i);});}if(json.materials){json.materials=json.materials.map(function(material,i){return _this127._resolveMaterial(material,i);});}if(json.meshes){json.meshes=json.meshes.map(function(mesh,i){return _this127._resolveMesh(mesh,i);});}if(json.nodes){json.nodes=json.nodes.map(function(node,i){return _this127._resolveNode(node,i);});}if(json.skins){json.skins=json.skins.map(function(skin,i){return _this127._resolveSkin(skin,i);});}if(json.scenes){json.scenes=json.scenes.map(function(scene,i){return _this127._resolveScene(scene,i);});}if(json.scene!==undefined){json.scene=json.scenes[this.json.scene];}}},{key:"getScene",value:function getScene(index){return this._get('scenes',index);}},{key:"getNode",value:function getNode(index){return this._get('nodes',index);}},{key:"getSkin",value:function getSkin(index){return this._get('skins',index);}},{key:"getMesh",value:function getMesh(index){return this._get('meshes',index);}},{key:"getMaterial",value:function getMaterial(index){return this._get('materials',index);}},{key:"getAccessor",value:function getAccessor(index){return this._get('accessors',index);}},{key:"getCamera",value:function getCamera(index){return null;}},{key:"getTexture",value:function getTexture(index){return this._get('textures',index);}},{key:"getSampler",value:function getSampler(index){return this._get('samplers',index);}},{key:"getImage",value:function getImage(index){return this._get('images',index);}},{key:"getBufferView",value:function getBufferView(index){return this._get('bufferViews',index);}},{key:"getBuffer",value:function getBuffer(index){return this._get('buffers',index);}},{key:"_get",value:function _get(array,index){if(_typeof(index)==='object'){return index;}var object=this.json[array]&&this.json[array][index];if(!object){console.warn("glTF file error: Could not find ".concat(array,"[").concat(index,"]"));}return object;}},{key:"_resolveScene",value:function _resolveScene(scene,index){var _this128=this;scene.id=scene.id||"scene-".concat(index);scene.nodes=(scene.nodes||[]).map(function(node){return _this128.getNode(node);});return scene;}},{key:"_resolveNode",value:function _resolveNode(node,index){var _this129=this;node.id=node.id||"node-".concat(index);if(node.children){node.children=node.children.map(function(child){return _this129.getNode(child);});}if(node.mesh!==undefined){node.mesh=this.getMesh(node.mesh);}else if(node.meshes!==undefined&&node.meshes.length){node.mesh=node.meshes.reduce(function(accum,meshIndex){var mesh=_this129.getMesh(meshIndex);accum.id=mesh.id;accum.primitives=accum.primitives.concat(mesh.primitives);return accum;},{primitives:[]});}if(node.camera!==undefined){node.camera=this.getCamera(node.camera);}if(node.skin!==undefined){node.skin=this.getSkin(node.skin);}return node;}},{key:"_resolveSkin",value:function _resolveSkin(skin,index){skin.id=skin.id||"skin-".concat(index);skin.inverseBindMatrices=this.getAccessor(skin.inverseBindMatrices);return skin;}},{key:"_resolveMesh",value:function _resolveMesh(mesh,index){var _this130=this;mesh.id=mesh.id||"mesh-".concat(index);if(mesh.primitives){mesh.primitives=mesh.primitives.map(function(primitive){primitive=_objectSpread({},primitive);var attributes=primitive.attributes;primitive.attributes={};for(var attribute in attributes){primitive.attributes[attribute]=_this130.getAccessor(attributes[attribute]);}if(primitive.indices!==undefined){primitive.indices=_this130.getAccessor(primitive.indices);}if(primitive.material!==undefined){primitive.material=_this130.getMaterial(primitive.material);}return primitive;});}return mesh;}},{key:"_resolveMaterial",value:function _resolveMaterial(material,index){material.id=material.id||"material-".concat(index);if(material.normalTexture){material.normalTexture=_objectSpread({},material.normalTexture);material.normalTexture.texture=this.getTexture(material.normalTexture.index);}if(material.occlusionTexture){material.occlustionTexture=_objectSpread({},material.occlustionTexture);material.occlusionTexture.texture=this.getTexture(material.occlusionTexture.index);}if(material.emissiveTexture){material.emmisiveTexture=_objectSpread({},material.emmisiveTexture);material.emissiveTexture.texture=this.getTexture(material.emissiveTexture.index);}if(!material.emissiveFactor){material.emissiveFactor=material.emmisiveTexture?[1,1,1]:[0,0,0];}if(material.pbrMetallicRoughness){material.pbrMetallicRoughness=_objectSpread({},material.pbrMetallicRoughness);var mr=material.pbrMetallicRoughness;if(mr.baseColorTexture){mr.baseColorTexture=_objectSpread({},mr.baseColorTexture);mr.baseColorTexture.texture=this.getTexture(mr.baseColorTexture.index);}if(mr.metallicRoughnessTexture){mr.metallicRoughnessTexture=_objectSpread({},mr.metallicRoughnessTexture);mr.metallicRoughnessTexture.texture=this.getTexture(mr.metallicRoughnessTexture.index);}}return material;}},{key:"_resolveAccessor",value:function _resolveAccessor(accessor,index){accessor.id=accessor.id||"accessor-".concat(index);if(accessor.bufferView!==undefined){accessor.bufferView=this.getBufferView(accessor.bufferView);}accessor.bytesPerComponent=getBytesFromComponentType(accessor.componentType);accessor.components=getSizeFromAccessorType(accessor.type);accessor.bytesPerElement=accessor.bytesPerComponent*accessor.components;if(accessor.bufferView){var buffer=accessor.bufferView.buffer;var _getAccessorArrayType2=getAccessorArrayTypeAndLength(accessor,accessor.bufferView),ArrayType=_getAccessorArrayType2.ArrayType,byteLength=_getAccessorArrayType2.byteLength;var byteOffset=(accessor.bufferView.byteOffset||0)+(accessor.byteOffset||0)+buffer.byteOffset;var cutBuffer=buffer.arrayBuffer.slice(byteOffset,byteOffset+byteLength);if(accessor.bufferView.byteStride){cutBuffer=this._getValueFromInterleavedBuffer(buffer,byteOffset,accessor.bufferView.byteStride,accessor.bytesPerElement,accessor.count);}accessor.value=new ArrayType(cutBuffer);}return accessor;}},{key:"_getValueFromInterleavedBuffer",value:function _getValueFromInterleavedBuffer(buffer,byteOffset,byteStride,bytesPerElement,count){var result=new Uint8Array(count*bytesPerElement);for(var _i524=0;_i524<count;_i524++){var elementOffset=byteOffset+_i524*byteStride;result.set(new Uint8Array(buffer.arrayBuffer.slice(elementOffset,elementOffset+bytesPerElement)),_i524*bytesPerElement);}return result.buffer;}},{key:"_resolveTexture",value:function _resolveTexture(texture,index){texture.id=texture.id||"texture-".concat(index);texture.sampler='sampler'in texture?this.getSampler(texture.sampler):DEFAULT_SAMPLER;texture.source=this.getImage(texture.source);return texture;}},{key:"_resolveSampler",value:function _resolveSampler(sampler,index){sampler.id=sampler.id||"sampler-".concat(index);sampler.parameters={};for(var key in sampler){var glEnum=this._enumSamplerParameter(key);if(glEnum!==undefined){sampler.parameters[glEnum]=sampler[key];}}return sampler;}},{key:"_enumSamplerParameter",value:function _enumSamplerParameter(key){return SAMPLER_PARAMETER_GLTF_TO_GL[key];}},{key:"_resolveImage",value:function _resolveImage(image,index){image.id=image.id||"image-".concat(index);if(image.bufferView!==undefined){image.bufferView=this.getBufferView(image.bufferView);}var preloadedImage=this.images[index];if(preloadedImage){image.image=preloadedImage;}return image;}},{key:"_resolveBufferView",value:function _resolveBufferView(bufferView,index){var bufferIndex=bufferView.buffer;var result=_objectSpread(_objectSpread({id:"bufferView-".concat(index)},bufferView),{},{buffer:this.buffers[bufferIndex]});var arrayBuffer=this.buffers[bufferIndex].arrayBuffer;var byteOffset=this.buffers[bufferIndex].byteOffset||0;if('byteOffset'in bufferView){byteOffset+=bufferView.byteOffset;}result.data=new Uint8Array(arrayBuffer,byteOffset,bufferView.byteLength);return result;}},{key:"_resolveCamera",value:function _resolveCamera(camera,index){camera.id=camera.id||"camera-".concat(index);if(camera.perspective);if(camera.orthographic);return camera;}}]);return GLTFPostProcessor;}();function postProcessGLTF(gltf,options){return new GLTFPostProcessor().postProcess(gltf,options);}var MAGIC_glTF=0x676c5446;var GLB_FILE_HEADER_SIZE=12;var GLB_CHUNK_HEADER_SIZE=8;var GLB_CHUNK_TYPE_JSON=0x4e4f534a;var GLB_CHUNK_TYPE_BIN=0x004e4942;var GLB_CHUNK_TYPE_JSON_XVIZ_DEPRECATED=0;var GLB_CHUNK_TYPE_BIX_XVIZ_DEPRECATED=1;var GLB_V1_CONTENT_FORMAT_JSON=0x0;var LE=true;function getMagicString(dataView){var byteOffset=arguments.length>1&&arguments[1]!==undefined?arguments[1]:0;return"".concat(String.fromCharCode(dataView.getUint8(byteOffset+0))).concat(String.fromCharCode(dataView.getUint8(byteOffset+1))).concat(String.fromCharCode(dataView.getUint8(byteOffset+2))).concat(String.fromCharCode(dataView.getUint8(byteOffset+3)));}function isGLB(arrayBuffer){var byteOffset=arguments.length>1&&arguments[1]!==undefined?arguments[1]:0;var options=arguments.length>2&&arguments[2]!==undefined?arguments[2]:{};var dataView=new DataView(arrayBuffer);var _options$magic=options.magic,magic=_options$magic===void 0?MAGIC_glTF:_options$magic;var magic1=dataView.getUint32(byteOffset,false);return magic1===magic||magic1===MAGIC_glTF;}function parseGLBSync(glb,arrayBuffer){var byteOffset=arguments.length>2&&arguments[2]!==undefined?arguments[2]:0;var options=arguments.length>3&&arguments[3]!==undefined?arguments[3]:{};var dataView=new DataView(arrayBuffer);var type=getMagicString(dataView,byteOffset+0);var version=dataView.getUint32(byteOffset+4,LE);var byteLength=dataView.getUint32(byteOffset+8,LE);Object.assign(glb,{header:{byteOffset:byteOffset,byteLength:byteLength,hasBinChunk:false},type:type,version:version,json:{},binChunks:[]});byteOffset+=GLB_FILE_HEADER_SIZE;switch(glb.version){case 1:return parseGLBV1(glb,dataView,byteOffset);case 2:return parseGLBV2(glb,dataView,byteOffset,options={});default:throw new Error("Invalid GLB version ".concat(glb.version,". Only supports v1 and v2."));}}function parseGLBV1(glb,dataView,byteOffset){assert$5(glb.header.byteLength>GLB_FILE_HEADER_SIZE+GLB_CHUNK_HEADER_SIZE);var contentLength=dataView.getUint32(byteOffset+0,LE);var contentFormat=dataView.getUint32(byteOffset+4,LE);byteOffset+=GLB_CHUNK_HEADER_SIZE;assert$5(contentFormat===GLB_V1_CONTENT_FORMAT_JSON);parseJSONChunk(glb,dataView,byteOffset,contentLength);byteOffset+=contentLength;byteOffset+=parseBINChunk(glb,dataView,byteOffset,glb.header.byteLength);return byteOffset;}function parseGLBV2(glb,dataView,byteOffset,options){assert$5(glb.header.byteLength>GLB_FILE_HEADER_SIZE+GLB_CHUNK_HEADER_SIZE);parseGLBChunksSync(glb,dataView,byteOffset,options);return byteOffset+glb.header.byteLength;}function parseGLBChunksSync(glb,dataView,byteOffset,options){while(byteOffset+8<=glb.header.byteLength){var chunkLength=dataView.getUint32(byteOffset+0,LE);var chunkFormat=dataView.getUint32(byteOffset+4,LE);byteOffset+=GLB_CHUNK_HEADER_SIZE;switch(chunkFormat){case GLB_CHUNK_TYPE_JSON:parseJSONChunk(glb,dataView,byteOffset,chunkLength);break;case GLB_CHUNK_TYPE_BIN:parseBINChunk(glb,dataView,byteOffset,chunkLength);break;case GLB_CHUNK_TYPE_JSON_XVIZ_DEPRECATED:if(!options.strict){parseJSONChunk(glb,dataView,byteOffset,chunkLength);}break;case GLB_CHUNK_TYPE_BIX_XVIZ_DEPRECATED:if(!options.strict){parseBINChunk(glb,dataView,byteOffset,chunkLength);}break;}byteOffset+=padToNBytes(chunkLength,4);}return byteOffset;}function parseJSONChunk(glb,dataView,byteOffset,chunkLength){var jsonChunk=new Uint8Array(dataView.buffer,byteOffset,chunkLength);var textDecoder=new TextDecoder('utf8');var jsonText=textDecoder.decode(jsonChunk);glb.json=JSON.parse(jsonText);return padToNBytes(chunkLength,4);}function parseBINChunk(glb,dataView,byteOffset,chunkLength){glb.header.hasBinChunk=true;glb.binChunks.push({byteOffset:byteOffset,byteLength:chunkLength,arrayBuffer:dataView.buffer});return padToNBytes(chunkLength,4);}function parseGLTF$1(_x86,_x87){return _parseGLTF$.apply(this,arguments);}function _parseGLTF$(){_parseGLTF$=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee49(gltf,arrayBufferOrString){var byteOffset,options,context,_options$gltf,_options$gltf2,_options$gltf3,_options$gltf4,promises,_promise,promise,_args47=arguments;return _regeneratorRuntime().wrap(function _callee49$(_context53){while(1){switch(_context53.prev=_context53.next){case 0:byteOffset=_args47.length>2&&_args47[2]!==undefined?_args47[2]:0;options=_args47.length>3?_args47[3]:undefined;context=_args47.length>4?_args47[4]:undefined;parseGLTFContainerSync(gltf,arrayBufferOrString,byteOffset,options);normalizeGLTFV1(gltf,{normalize:options===null||options===void 0?void 0:(_options$gltf=options.gltf)===null||_options$gltf===void 0?void 0:_options$gltf.normalize});preprocessExtensions(gltf,options,context);promises=[];if(!(options!==null&&options!==void 0&&(_options$gltf2=options.gltf)!==null&&_options$gltf2!==void 0&&_options$gltf2.loadBuffers&&gltf.json.buffers)){_context53.next=10;break;}_context53.next=10;return loadBuffers(gltf,options,context);case 10:if(options!==null&&options!==void 0&&(_options$gltf3=options.gltf)!==null&&_options$gltf3!==void 0&&_options$gltf3.loadImages){_promise=loadImages(gltf,options,context);promises.push(_promise);}promise=decodeExtensions(gltf,options,context);promises.push(promise);_context53.next=15;return Promise.all(promises);case 15:return _context53.abrupt("return",options!==null&&options!==void 0&&(_options$gltf4=options.gltf)!==null&&_options$gltf4!==void 0&&_options$gltf4.postProcess?postProcessGLTF(gltf,options):gltf);case 16:case"end":return _context53.stop();}}},_callee49);}));return _parseGLTF$.apply(this,arguments);}function parseGLTFContainerSync(gltf,data,byteOffset,options){if(options.uri){gltf.baseUri=options.uri;}if(data instanceof ArrayBuffer&&!isGLB(data,byteOffset,options)){var textDecoder=new TextDecoder();data=textDecoder.decode(data);}if(typeof data==='string'){gltf.json=parseJSON(data);}else if(data instanceof ArrayBuffer){var glb={};byteOffset=parseGLBSync(glb,data,byteOffset,options.glb);assert$1(glb.type==='glTF',"Invalid GLB magic string ".concat(glb.type));gltf._glb=glb;gltf.json=glb.json;}else{assert$1(false,'GLTF: must be ArrayBuffer or string');}var buffers=gltf.json.buffers||[];gltf.buffers=new Array(buffers.length).fill(null);if(gltf._glb&&gltf._glb.header.hasBinChunk){var binChunks=gltf._glb.binChunks;gltf.buffers[0]={arrayBuffer:binChunks[0].arrayBuffer,byteOffset:binChunks[0].byteOffset,byteLength:binChunks[0].byteLength};}var images=gltf.json.images||[];gltf.images=new Array(images.length).fill({});}function loadBuffers(_x88,_x89,_x90){return _loadBuffers.apply(this,arguments);}function _loadBuffers(){_loadBuffers=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee50(gltf,options,context){var buffers,_i620,buffer,_context$fetch,_response$arrayBuffer,_fetch,uri,response,arrayBuffer;return _regeneratorRuntime().wrap(function _callee50$(_context54){while(1){switch(_context54.prev=_context54.next){case 0:buffers=gltf.json.buffers||[];_i620=0;case 2:if(!(_i620<buffers.length)){_context54.next=22;break;}buffer=buffers[_i620];if(!buffer.uri){_context54.next=18;break;}_fetch=context.fetch;assert$1(_fetch);uri=resolveUrl(buffer.uri,options);_context54.next=10;return context===null||context===void 0?void 0:(_context$fetch=context.fetch)===null||_context$fetch===void 0?void 0:_context$fetch.call(context,uri);case 10:response=_context54.sent;_context54.next=13;return response===null||response===void 0?void 0:(_response$arrayBuffer=response.arrayBuffer)===null||_response$arrayBuffer===void 0?void 0:_response$arrayBuffer.call(response);case 13:arrayBuffer=_context54.sent;gltf.buffers[_i620]={arrayBuffer:arrayBuffer,byteOffset:0,byteLength:arrayBuffer.byteLength};delete buffer.uri;_context54.next=19;break;case 18:if(gltf.buffers[_i620]===null){gltf.buffers[_i620]={arrayBuffer:new ArrayBuffer(buffer.byteLength),byteOffset:0,byteLength:buffer.byteLength};}case 19:++_i620;_context54.next=2;break;case 22:case"end":return _context54.stop();}}},_callee50);}));return _loadBuffers.apply(this,arguments);}function loadImages(_x91,_x92,_x93){return _loadImages.apply(this,arguments);}function _loadImages(){_loadImages=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee51(gltf,options,context){var imageIndices,images,promises,_iterator55,_step55,imageIndex;return _regeneratorRuntime().wrap(function _callee51$(_context55){while(1){switch(_context55.prev=_context55.next){case 0:imageIndices=getReferencesImageIndices(gltf);images=gltf.json.images||[];promises=[];_iterator55=_createForOfIteratorHelper(imageIndices);try{for(_iterator55.s();!(_step55=_iterator55.n()).done;){imageIndex=_step55.value;promises.push(loadImage(gltf,images[imageIndex],imageIndex,options,context));}}catch(err){_iterator55.e(err);}finally{_iterator55.f();}_context55.next=7;return Promise.all(promises);case 7:return _context55.abrupt("return",_context55.sent);case 8:case"end":return _context55.stop();}}},_callee51);}));return _loadImages.apply(this,arguments);}function getReferencesImageIndices(gltf){var imageIndices=new Set();var textures=gltf.json.textures||[];var _iterator40=_createForOfIteratorHelper(textures),_step40;try{for(_iterator40.s();!(_step40=_iterator40.n()).done;){var texture=_step40.value;if(texture.source!==undefined){imageIndices.add(texture.source);}}}catch(err){_iterator40.e(err);}finally{_iterator40.f();}return Array.from(imageIndices).sort();}function loadImage(_x94,_x95,_x96,_x97,_x98){return _loadImage.apply(this,arguments);}function _loadImage(){_loadImage=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee52(gltf,image,index,options,context){var fetch,parse,arrayBuffer,uri,response,array,parsedImage;return _regeneratorRuntime().wrap(function _callee52$(_context56){while(1){switch(_context56.prev=_context56.next){case 0:fetch=context.fetch,parse=context.parse;if(!image.uri){_context56.next=9;break;}uri=resolveUrl(image.uri,options);_context56.next=5;return fetch(uri);case 5:response=_context56.sent;_context56.next=8;return response.arrayBuffer();case 8:arrayBuffer=_context56.sent;case 9:if(Number.isFinite(image.bufferView)){array=getTypedArrayForBufferView(gltf.json,gltf.buffers,image.bufferView);arrayBuffer=sliceArrayBuffer(array.buffer,array.byteOffset,array.byteLength);}assert$1(arrayBuffer,'glTF image has no data');_context56.next=13;return parse(arrayBuffer,[ImageLoader,BasisLoader],{mimeType:image.mimeType,basis:options.basis||{format:selectSupportedBasisFormat()}},context);case 13:parsedImage=_context56.sent;if(parsedImage&&parsedImage[0]){parsedImage={compressed:true,mipmaps:false,width:parsedImage[0].width,height:parsedImage[0].height,data:parsedImage[0]};}gltf.images=gltf.images||[];gltf.images[index]=parsedImage;case 17:case"end":return _context56.stop();}}},_callee52);}));return _loadImage.apply(this,arguments);}var GLTFLoader={name:'glTF',id:'gltf',module:'gltf',version:VERSION$5,extensions:['gltf','glb'],mimeTypes:['model/gltf+json','model/gltf-binary'],text:true,binary:true,tests:['glTF'],parse:parse$3,options:{gltf:{normalize:true,loadBuffers:true,loadImages:true,decompressMeshes:true,postProcess:true},log:console},deprecatedOptions:{fetchImages:'gltf.loadImages',createImages:'gltf.loadImages',decompress:'gltf.decompressMeshes',postProcess:'gltf.postProcess',gltf:{decompress:'gltf.decompressMeshes'}}};function parse$3(_x99){return _parse$3.apply(this,arguments);}function _parse$3(){_parse$3=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee53(arrayBuffer){var options,context,_options2,_options2$byteOffset,byteOffset,gltf,_args51=arguments;return _regeneratorRuntime().wrap(function _callee53$(_context57){while(1){switch(_context57.prev=_context57.next){case 0:options=_args51.length>1&&_args51[1]!==undefined?_args51[1]:{};context=_args51.length>2?_args51[2]:undefined;options=_objectSpread(_objectSpread({},GLTFLoader.options),options);options.gltf=_objectSpread(_objectSpread({},GLTFLoader.options.gltf),options.gltf);_options2=options,_options2$byteOffset=_options2.byteOffset,byteOffset=_options2$byteOffset===void 0?0:_options2$byteOffset;gltf={};_context57.next=8;return parseGLTF$1(gltf,arrayBuffer,byteOffset,options,context);case 8:return _context57.abrupt("return",_context57.sent);case 9:case"end":return _context57.stop();}}},_callee53);}));return _parse$3.apply(this,arguments);}var VERSION="3.2.6";var DEFAULT_LAS_OPTIONS={las:{shape:'mesh',fp64:false,skip:1,colorDepth:8}};var LASLoader={name:'LAS',id:'las',module:'las',version:VERSION,worker:true,extensions:['las','laz'],mimeTypes:['application/octet-stream'],text:true,binary:true,tests:['LAS'],options:DEFAULT_LAS_OPTIONS};/**
  * @private
- */function _parse$3(){_parse$3=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee53(arrayBuffer){var options,context,_options2,_options2$byteOffset,byteOffset,gltf,_args51=arguments;return _regeneratorRuntime().wrap(function _callee53$(_context57){while(1){switch(_context57.prev=_context57.next){case 0:options=_args51.length>1&&_args51[1]!==undefined?_args51[1]:{};context=_args51.length>2?_args51[2]:undefined;options=_objectSpread(_objectSpread({},GLTFLoader.options),options);options.gltf=_objectSpread(_objectSpread({},GLTFLoader.options.gltf),options.gltf);_options2=options,_options2$byteOffset=_options2.byteOffset,byteOffset=_options2$byteOffset===void 0?0:_options2$byteOffset;gltf={};_context57.next=8;return parseGLTF$1(gltf,arrayBuffer,byteOffset,options,context);case 8:return _context57.abrupt("return",_context57.sent);case 9:case"end":return _context57.stop();}}},_callee53);}));return _parse$3.apply(this,arguments);}var GLTFSceneModelLoader=/*#__PURE__*/function(){function GLTFSceneModelLoader(cfg){_classCallCheck(this,GLTFSceneModelLoader);}_createClass(GLTFSceneModelLoader,[{key:"load",value:function load(plugin,src,metaModelJSON,options,sceneModel,ok,error){options=options||{};loadGLTF(plugin,src,metaModelJSON,options,sceneModel,function(){core.scheduleTask(function(){sceneModel.scene.fire("modelLoaded",sceneModel.id);// FIXME: Assumes listeners know order of these two events
+ */var GLTFSceneModelLoader=/*#__PURE__*/function(){function GLTFSceneModelLoader(cfg){_classCallCheck(this,GLTFSceneModelLoader);}_createClass(GLTFSceneModelLoader,[{key:"load",value:function load(plugin,src,metaModelJSON,options,sceneModel,ok,error){options=options||{};loadGLTF(plugin,src,metaModelJSON,options,sceneModel,function(){core.scheduleTask(function(){sceneModel.scene.fire("modelLoaded",sceneModel.id);// FIXME: Assumes listeners know order of these two events
 sceneModel.fire("loaded",true,false);});if(ok){ok();}},function(msg){plugin.error(msg);if(error){error(msg);}sceneModel.fire("error",msg);});}},{key:"parse",value:function parse(plugin,gltf,metaModelJSON,options,sceneModel,ok,error){options=options||{};parseGLTF(plugin,"",gltf,metaModelJSON,options,sceneModel,function(){sceneModel.scene.fire("modelLoaded",sceneModel.id);// FIXME: Assumes listeners know order of these two events
 sceneModel.fire("loaded",true,false);if(ok){ok();}});}}]);return GLTFSceneModelLoader;}();function loadGLTF(plugin,src,metaModelJSON,options,sceneModel,ok,error){var spinner=plugin.viewer.scene.canvas.spinner;spinner.processes++;var isGLB=src.split('.').pop()==="glb";if(isGLB){plugin.dataSource.getGLB(src,function(arrayBuffer){// OK
 options.basePath=getBasePath(src);parseGLTF(plugin,src,arrayBuffer,metaModelJSON,options,sceneModel,ok);spinner.processes--;},function(err){spinner.processes--;error(err);});}else{plugin.dataSource.getGLTF(src,function(gltf){// OK
-options.basePath=getBasePath(src);parseGLTF(plugin,src,gltf,metaModelJSON,options,sceneModel,ok);spinner.processes--;},function(err){spinner.processes--;error(err);});}}function getBasePath(src){var i=src.lastIndexOf("/");return i!==0?src.substring(0,i+1):"";}function parseGLTF(plugin,src,gltf,metaModelJSON,options,sceneModel,ok){var spinner=plugin.viewer.scene.canvas.spinner;spinner.processes++;parse$3(gltf,GLTFLoader,{baseUri:options.basePath}).then(function(gltfData){var ctx={src:src,entityId:options.entityId,metaModelJSON:metaModelJSON,autoMetaModel:options.autoMetaModel,globalizeObjectIds:options.globalizeObjectIds,metaObjects:[],loadBuffer:options.loadBuffer,basePath:options.basePath,handlenode:options.handlenode,backfaces:!!options.backfaces,gltfData:gltfData,scene:sceneModel.scene,plugin:plugin,sceneModel:sceneModel,//geometryCreated: {},
-numObjects:0,nodes:[],nextId:0,log:function log(msg){plugin.log(msg);}};loadTextures(ctx);loadMaterials(ctx);if(options.autoMetaModel){ctx.metaObjects.push({id:sceneModel.id,type:"Default",name:sceneModel.id});}loadDefaultScene(ctx);sceneModel.finalize();if(options.autoMetaModel){plugin.viewer.metaScene.createMetaModel(sceneModel.id,{metaObjects:ctx.metaObjects});}spinner.processes--;ok();});}function loadTextures(ctx){var gltfData=ctx.gltfData;var textures=gltfData.textures;if(textures){for(var _i526=0,len=textures.length;_i526<len;_i526++){loadTexture(ctx,textures[_i526]);}}}function loadTexture(ctx,texture){if(!texture.source||!texture.source.image){return;}var textureId="texture-".concat(ctx.nextId++);var minFilter=NearestMipMapLinearFilter;switch(texture.sampler.minFilter){case 9728:minFilter=NearestFilter;break;case 9729:minFilter=LinearFilter;break;case 9984:minFilter=NearestMipMapNearestFilter;break;case 9985:minFilter=LinearMipMapNearestFilter;break;case 9986:minFilter=NearestMipMapLinearFilter;break;case 9987:minFilter=LinearMipMapLinearFilter;break;}var magFilter=LinearFilter;switch(texture.sampler.magFilter){case 9728:magFilter=NearestFilter;break;case 9729:magFilter=LinearFilter;break;}var wrapS=RepeatWrapping;switch(texture.sampler.wrapS){case 33071:wrapS=ClampToEdgeWrapping;break;case 33648:wrapS=MirroredRepeatWrapping;break;case 10497:wrapS=RepeatWrapping;break;}var wrapT=RepeatWrapping;switch(texture.sampler.wrapT){case 33071:wrapT=ClampToEdgeWrapping;break;case 33648:wrapT=MirroredRepeatWrapping;break;case 10497:wrapT=RepeatWrapping;break;}var wrapR=RepeatWrapping;switch(texture.sampler.wrapR){case 33071:wrapR=ClampToEdgeWrapping;break;case 33648:wrapR=MirroredRepeatWrapping;break;case 10497:wrapR=RepeatWrapping;break;}ctx.sceneModel.createTexture({id:textureId,image:texture.source.image,flipY:!!texture.flipY,minFilter:minFilter,magFilter:magFilter,wrapS:wrapS,wrapT:wrapT,wrapR:wrapR,encoding:sRGBEncoding});texture._textureId=textureId;}function loadMaterials(ctx){var gltfData=ctx.gltfData;var materials=gltfData.materials;if(materials){for(var _i527=0,len=materials.length;_i527<len;_i527++){var material=materials[_i527];material._textureSetId=loadTextureSet(ctx,material);material._attributes=loadMaterialAttributes(ctx,material);}}}function loadTextureSet(ctx,material){var textureSetCfg={};if(material.normalTexture){textureSetCfg.normalTextureId=material.normalTexture.texture._textureId;}if(material.occlusionTexture){textureSetCfg.occlusionTextureId=material.occlusionTexture.texture._textureId;}if(material.emissiveTexture){textureSetCfg.emissiveTextureId=material.emissiveTexture.texture._textureId;}switch(material.alphaMode){case"OPAQUE":break;case"MASK":var alphaCutoff=material.alphaCutoff;// Default from the spec https://registry.khronos.org/glTF/specs/2.0/glTF-2.0.html#reference-material
+options.basePath=getBasePath(src);parseGLTF(plugin,src,gltf,metaModelJSON,options,sceneModel,ok);spinner.processes--;},function(err){spinner.processes--;error(err);});}}function getBasePath(src){var i=src.lastIndexOf("/");return i!==0?src.substring(0,i+1):"";}function parseGLTF(plugin,src,gltf,metaModelJSON,options,sceneModel,ok){var spinner=plugin.viewer.scene.canvas.spinner;spinner.processes++;parse$2(gltf,GLTFLoader,{baseUri:options.basePath}).then(function(gltfData){var ctx={src:src,entityId:options.entityId,metaModelJSON:metaModelJSON,autoMetaModel:options.autoMetaModel,globalizeObjectIds:options.globalizeObjectIds,metaObjects:[],loadBuffer:options.loadBuffer,basePath:options.basePath,handlenode:options.handlenode,backfaces:!!options.backfaces,gltfData:gltfData,scene:sceneModel.scene,plugin:plugin,sceneModel:sceneModel,//geometryCreated: {},
+numObjects:0,nodes:[],nextId:0,log:function log(msg){plugin.log(msg);}};loadTextures(ctx);loadMaterials(ctx);if(options.autoMetaModel){ctx.metaObjects.push({id:sceneModel.id,type:"Default",name:sceneModel.id});}loadDefaultScene(ctx);sceneModel.finalize();if(options.autoMetaModel){plugin.viewer.metaScene.createMetaModel(sceneModel.id,{metaObjects:ctx.metaObjects});}spinner.processes--;ok();});}function loadTextures(ctx){var gltfData=ctx.gltfData;var textures=gltfData.textures;if(textures){for(var _i525=0,len=textures.length;_i525<len;_i525++){loadTexture(ctx,textures[_i525]);}}}function loadTexture(ctx,texture){if(!texture.source||!texture.source.image){return;}var textureId="texture-".concat(ctx.nextId++);var minFilter=NearestMipMapLinearFilter;switch(texture.sampler.minFilter){case 9728:minFilter=NearestFilter;break;case 9729:minFilter=LinearFilter;break;case 9984:minFilter=NearestMipMapNearestFilter;break;case 9985:minFilter=LinearMipMapNearestFilter;break;case 9986:minFilter=NearestMipMapLinearFilter;break;case 9987:minFilter=LinearMipMapLinearFilter;break;}var magFilter=LinearFilter;switch(texture.sampler.magFilter){case 9728:magFilter=NearestFilter;break;case 9729:magFilter=LinearFilter;break;}var wrapS=RepeatWrapping;switch(texture.sampler.wrapS){case 33071:wrapS=ClampToEdgeWrapping;break;case 33648:wrapS=MirroredRepeatWrapping;break;case 10497:wrapS=RepeatWrapping;break;}var wrapT=RepeatWrapping;switch(texture.sampler.wrapT){case 33071:wrapT=ClampToEdgeWrapping;break;case 33648:wrapT=MirroredRepeatWrapping;break;case 10497:wrapT=RepeatWrapping;break;}var wrapR=RepeatWrapping;switch(texture.sampler.wrapR){case 33071:wrapR=ClampToEdgeWrapping;break;case 33648:wrapR=MirroredRepeatWrapping;break;case 10497:wrapR=RepeatWrapping;break;}ctx.sceneModel.createTexture({id:textureId,image:texture.source.image,flipY:!!texture.flipY,minFilter:minFilter,magFilter:magFilter,wrapS:wrapS,wrapT:wrapT,wrapR:wrapR,encoding:sRGBEncoding});texture._textureId=textureId;}function loadMaterials(ctx){var gltfData=ctx.gltfData;var materials=gltfData.materials;if(materials){for(var _i526=0,len=materials.length;_i526<len;_i526++){var material=materials[_i526];material._textureSetId=loadTextureSet(ctx,material);material._attributes=loadMaterialAttributes(ctx,material);}}}function loadTextureSet(ctx,material){var textureSetCfg={};if(material.normalTexture){textureSetCfg.normalTextureId=material.normalTexture.texture._textureId;}if(material.occlusionTexture){textureSetCfg.occlusionTextureId=material.occlusionTexture.texture._textureId;}if(material.emissiveTexture){textureSetCfg.emissiveTextureId=material.emissiveTexture.texture._textureId;}switch(material.alphaMode){case"OPAQUE":break;case"MASK":var alphaCutoff=material.alphaCutoff;// Default from the spec https://registry.khronos.org/glTF/specs/2.0/glTF-2.0.html#reference-material
 textureSetCfg.alphaCutoff=alphaCutoff!==undefined?alphaCutoff:0.5;break;}var metallicPBR=material.pbrMetallicRoughness;if(material.pbrMetallicRoughness){var pbrMetallicRoughness=material.pbrMetallicRoughness;var baseColorTexture=pbrMetallicRoughness.baseColorTexture||pbrMetallicRoughness.colorTexture;if(baseColorTexture){if(baseColorTexture.texture){textureSetCfg.colorTextureId=baseColorTexture.texture._textureId;}else{textureSetCfg.colorTextureId=ctx.gltfData.textures[baseColorTexture.index]._textureId;}}if(metallicPBR.metallicRoughnessTexture){textureSetCfg.metallicRoughnessTextureId=metallicPBR.metallicRoughnessTexture.texture._textureId;}}var extensions=material.extensions;if(extensions){var specularPBR=extensions["KHR_materials_pbrSpecularGlossiness"];if(specularPBR){specularPBR.specularTexture;var specularColorTexture=specularPBR.specularColorTexture;if(specularColorTexture!==null&&specularColorTexture!==undefined){textureSetCfg.colorTextureId=ctx.gltfData.textures[specularColorTexture.index]._textureId;}}}if(textureSetCfg.normalTextureId!==undefined||textureSetCfg.occlusionTextureId!==undefined||textureSetCfg.emissiveTextureId!==undefined||textureSetCfg.colorTextureId!==undefined||textureSetCfg.metallicRoughnessTextureId!==undefined){textureSetCfg.id="textureSet-".concat(ctx.nextId++,";");ctx.sceneModel.createTextureSet(textureSetCfg);return textureSetCfg.id;}return null;}function loadMaterialAttributes(ctx,material){// Substitute RGBA for material, to use fast flat shading instead
 var extensions=material.extensions;var materialAttributes={color:new Float32Array([1,1,1,1]),opacity:1,metallic:0,roughness:1,doubleSided:true};if(extensions){var specularPBR=extensions["KHR_materials_pbrSpecularGlossiness"];if(specularPBR){var diffuseFactor=specularPBR.diffuseFactor;if(diffuseFactor!==null&&diffuseFactor!==undefined){materialAttributes.color.set(diffuseFactor);}}var common=extensions["KHR_materials_common"];if(common){var technique=common.technique;var values=common.values||{};var blinn=technique==="BLINN";var phong=technique==="PHONG";var lambert=technique==="LAMBERT";var diffuse=values.diffuse;if(diffuse&&(blinn||phong||lambert)){if(!utils.isString(diffuse)){materialAttributes.color.set(diffuse);}}var transparency=values.transparency;if(transparency!==null&&transparency!==undefined){materialAttributes.opacity=transparency;}var transparent=values.transparent;if(transparent!==null&&transparent!==undefined){materialAttributes.opacity=transparent;}}}var metallicPBR=material.pbrMetallicRoughness;if(metallicPBR){var baseColorFactor=metallicPBR.baseColorFactor;if(baseColorFactor){materialAttributes.color[0]=baseColorFactor[0];materialAttributes.color[1]=baseColorFactor[1];materialAttributes.color[2]=baseColorFactor[2];materialAttributes.opacity=baseColorFactor[3];}var metallicFactor=metallicPBR.metallicFactor;if(metallicFactor!==null&&metallicFactor!==undefined){materialAttributes.metallic=metallicFactor;}var roughnessFactor=metallicPBR.roughnessFactor;if(roughnessFactor!==null&&roughnessFactor!==undefined){materialAttributes.roughness=roughnessFactor;}}materialAttributes.doubleSided=material.doubleSided!==false;return materialAttributes;}function loadDefaultScene(ctx){var gltfData=ctx.gltfData;var scene=gltfData.scene||gltfData.scenes[0];if(!scene){error(ctx,"glTF has no default scene");return;}var nodes=scene.nodes;if(!nodes){return;}(function accumulateMeshInstantes(nodes){nodes.forEach(function(node){var mesh=node.mesh;if(mesh){mesh.instances||(mesh.instances=0);mesh.instances+=1;}if(node.children){accumulateMeshInstantes(node.children);}});})(nodes);// Create a SceneMesh for each mesh primitive, and a SceneModelEntity for the root node and each named node.
 var meshIdsStack=[];var meshIds=null;(function createSceneMeshesAndEntities(nodes,depth,parentMatrix){nodes.forEach(function(node){var nodeName=node.name;var entityId=nodeName!==undefined&&nodeName!==null&&nodeName||depth===0&&"entity-"+ctx.nextId++;if(entityId){while(ctx.sceneModel.objects[entityId]){entityId="entity-"+ctx.nextId++;}meshIdsStack.push(meshIds);meshIds=[];}var matrix=parseNodeMatrix(node,parentMatrix);if(node.mesh){parseNodeMesh(node,ctx,matrix,meshIds);}if(node.children){createSceneMeshesAndEntities(node.children,depth+1,matrix);}if(entityId){if(meshIds.length>0){var globalId=ctx.globalizeObjectIds?math.globalizeObjectId(ctx.sceneModel.id,entityId):entityId;ctx.sceneModel.createEntity({id:globalId,meshIds:meshIds,isObject:true});if(ctx.autoMetaModel){ctx.metaObjects.push({id:globalId,type:"Default",name:globalId,parent:ctx.sceneModel.id});}}meshIds=meshIdsStack.pop();}});})(nodes,0,null);}/**
@@ -25104,7 +25104,7 @@ var meshIdsStack=[];var meshIds=null;(function createSceneMeshesAndEntities(node
  * @param ctx Parsing context
  * @param matrix Matrix for the XKTMeshes
  * @param meshIds returns IDs of the new XKTMeshes
- */function parseNodeMesh(node,ctx,matrix,meshIds){var mesh=node.mesh;if(!mesh){return;}var numPrimitives=mesh.primitives.length;if(numPrimitives>0){for(var _i528=0;_i528<numPrimitives;_i528++){var _primitive4=mesh.primitives[_i528];if(_primitive4.mode<4){continue;}var meshCfg={id:ctx.sceneModel.id+"."+ctx.numObjects++};var material=_primitive4.material;if(material){meshCfg.textureSetId=material._textureSetId;meshCfg.color=material._attributes.color;meshCfg.opacity=material._attributes.opacity;meshCfg.metallic=material._attributes.metallic;meshCfg.roughness=material._attributes.roughness;}else{meshCfg.color=new Float32Array([1.0,1.0,1.0]);meshCfg.opacity=1.0;}var backfaces=ctx.backfaces!==false||material&&material.doubleSided!==false;switch(_primitive4.mode){case 0:// POINTS
+ */function parseNodeMesh(node,ctx,matrix,meshIds){var mesh=node.mesh;if(!mesh){return;}var numPrimitives=mesh.primitives.length;if(numPrimitives>0){for(var _i527=0;_i527<numPrimitives;_i527++){var _primitive4=mesh.primitives[_i527];if(_primitive4.mode<4){continue;}var meshCfg={id:ctx.sceneModel.id+"."+ctx.numObjects++};var material=_primitive4.material;if(material){meshCfg.textureSetId=material._textureSetId;meshCfg.color=material._attributes.color;meshCfg.opacity=material._attributes.opacity;meshCfg.metallic=material._attributes.metallic;meshCfg.roughness=material._attributes.roughness;}else{meshCfg.color=new Float32Array([1.0,1.0,1.0]);meshCfg.opacity=1.0;}var backfaces=ctx.backfaces!==false||material&&material.doubleSided!==false;switch(_primitive4.mode){case 0:// POINTS
 meshCfg.primitive="points";break;case 1:// LINES
 meshCfg.primitive="lines";break;case 2:// LINE_LOOP
 meshCfg.primitive="lines";break;case 3:// LINE_STRIP
@@ -25435,7 +25435,7 @@ if(!params.src&&!params.gltf){this.error("load() param expected: src or gltf");r
 {boundaries:[[11,11,2,2]],"dir":[-0.5,0.7071,-0.5],"up":[0.5,0.7071,0.5]},// Bottom-front-right corner
 {boundaries:[[0,6,1,1],[6,0,1,1],[23,6,1,1]],"dir":[0.5,-0.7071,0.5],"up":[0.5,0.7071,0.5]},// Top-back-left corner
 {boundaries:[[11,5,2,2]],"dir":[-0.5,-0.7071,-0.5],"up":[-0.5,0.7071,-0.5]}// Top-front-right corner
-];for(var _i529=0,len=areasZUp.length;_i529<len;_i529++){math.normalizeVec3(areasZUp[_i529].dir,areasZUp[_i529].dir);math.normalizeVec3(areasZUp[_i529].up,areasZUp[_i529].up);}for(var _i530=0,_len111=areasYUp.length;_i530<_len111;_i530++){math.normalizeVec3(areasYUp[_i530].dir,areasYUp[_i530].dir);math.normalizeVec3(areasYUp[_i530].up,areasYUp[_i530].up);}var areas=areasYUp;this._textureCanvas=document.createElement('canvas');this._textureCanvas.width=width;this._textureCanvas.height=height;this._textureCanvas.style.width=width+"px";this._textureCanvas.style.height=height+"px";this._textureCanvas.style.padding="0";this._textureCanvas.style.margin="0";this._textureCanvas.style.top="0";this._textureCanvas.style.background=cubeColor;this._textureCanvas.style.position="absolute";this._textureCanvas.style.opacity="1.0";this._textureCanvas.style.visibility="hidden";this._textureCanvas.style["z-index"]=2000000;var body=document.getElementsByTagName("body")[0];body.appendChild(this._textureCanvas);var context=this._textureCanvas.getContext("2d");var zUp=false;function paint(){for(var _i531=0,_len112=facesZUp.length;_i531<_len112;_i531++){var face=facesZUp[_i531];var boundary=face.boundary;var xmin=Math.round(boundary[0]*scale);var ymin=Math.round(boundary[1]*scale);var _width=Math.round(boundary[2]*scale);var _height=Math.round(boundary[3]*scale);context.fillStyle=face.color;context.fillRect(xmin,ymin,_width,_height);}for(var _i532=0,_len113=areas.length;_i532<_len113;_i532++){var _xmin=void 0;var _ymin=void 0;var _width2=void 0;var _height2=void 0;var _area=areas[_i532];var boundaries=_area.boundaries;for(var j=0,lenj=boundaries.length;j<lenj;j++){var _boundary=boundaries[j];_xmin=Math.round(_boundary[0]*scale);_ymin=Math.round(_boundary[1]*scale);_width2=Math.round(_boundary[2]*scale);_height2=Math.round(_boundary[3]*scale);if(_area.highlighted){context.fillStyle=_area.highlighted?cubeHighlightColor:_area.color||cubeColor;context.fillRect(_xmin,_ymin,_width2,_height2);}}if(_area.label){context.fillStyle=textColor;context.font='60px sans-serif';context.textAlign="center";var xcenter=_xmin+_width2*0.5;var ycenter=_ymin+_height2*0.7;context.fillText(translateLabel(_area.label),xcenter,ycenter,80);}}navCubeScene.glRedraw();}var translateLabel=function(){var swizzleYUp={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"};var swizzleZUp={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"};var defaultLabels={"NavCube.front":"FRONT","NavCube.back":"BACK","NavCube.right":"RIGHT","NavCube.left":"LEFT","NavCube.top":"TOP","NavCube.bottom":"BOTTOM"};return function(key){var swizzle=zUp?swizzleZUp:swizzleYUp;var swizzledKey=swizzle?swizzle[key]:null;if(swizzledKey){return viewer.localeService.translate(swizzledKey)||defaultLabels[swizzledKey]||swizzledKey;}return key;};}();this.setZUp=function(){zUp=true;areas=areasZUp;this.clear();};this.setYUp=function(){zUp=false;areas=areasYUp;this.clear();};this.clear=function(){context.fillStyle=cubeColor;context.fillRect(0,0,width,height);for(var i=0,len=areas.length;i<len;i++){var _area2=areas[i];_area2.highlighted=false;}paint();};this.getArea=function(uv){var s=uv[0]*width;var t=height-uv[1]*height;// Correct for our texture Y-flipping
+];for(var _i528=0,len=areasZUp.length;_i528<len;_i528++){math.normalizeVec3(areasZUp[_i528].dir,areasZUp[_i528].dir);math.normalizeVec3(areasZUp[_i528].up,areasZUp[_i528].up);}for(var _i529=0,_len110=areasYUp.length;_i529<_len110;_i529++){math.normalizeVec3(areasYUp[_i529].dir,areasYUp[_i529].dir);math.normalizeVec3(areasYUp[_i529].up,areasYUp[_i529].up);}var areas=areasYUp;this._textureCanvas=document.createElement('canvas');this._textureCanvas.width=width;this._textureCanvas.height=height;this._textureCanvas.style.width=width+"px";this._textureCanvas.style.height=height+"px";this._textureCanvas.style.padding="0";this._textureCanvas.style.margin="0";this._textureCanvas.style.top="0";this._textureCanvas.style.background=cubeColor;this._textureCanvas.style.position="absolute";this._textureCanvas.style.opacity="1.0";this._textureCanvas.style.visibility="hidden";this._textureCanvas.style["z-index"]=2000000;var body=document.getElementsByTagName("body")[0];body.appendChild(this._textureCanvas);var context=this._textureCanvas.getContext("2d");var zUp=false;function paint(){for(var _i530=0,_len111=facesZUp.length;_i530<_len111;_i530++){var face=facesZUp[_i530];var boundary=face.boundary;var xmin=Math.round(boundary[0]*scale);var ymin=Math.round(boundary[1]*scale);var _width=Math.round(boundary[2]*scale);var _height=Math.round(boundary[3]*scale);context.fillStyle=face.color;context.fillRect(xmin,ymin,_width,_height);}for(var _i531=0,_len112=areas.length;_i531<_len112;_i531++){var _xmin=void 0;var _ymin=void 0;var _width2=void 0;var _height2=void 0;var _area=areas[_i531];var boundaries=_area.boundaries;for(var j=0,lenj=boundaries.length;j<lenj;j++){var _boundary=boundaries[j];_xmin=Math.round(_boundary[0]*scale);_ymin=Math.round(_boundary[1]*scale);_width2=Math.round(_boundary[2]*scale);_height2=Math.round(_boundary[3]*scale);if(_area.highlighted){context.fillStyle=_area.highlighted?cubeHighlightColor:_area.color||cubeColor;context.fillRect(_xmin,_ymin,_width2,_height2);}}if(_area.label){context.fillStyle=textColor;context.font='60px sans-serif';context.textAlign="center";var xcenter=_xmin+_width2*0.5;var ycenter=_ymin+_height2*0.7;context.fillText(translateLabel(_area.label),xcenter,ycenter,80);}}navCubeScene.glRedraw();}var translateLabel=function(){var swizzleYUp={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"};var swizzleZUp={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"};var defaultLabels={"NavCube.front":"FRONT","NavCube.back":"BACK","NavCube.right":"RIGHT","NavCube.left":"LEFT","NavCube.top":"TOP","NavCube.bottom":"BOTTOM"};return function(key){var swizzle=zUp?swizzleZUp:swizzleYUp;var swizzledKey=swizzle?swizzle[key]:null;if(swizzledKey){return viewer.localeService.translate(swizzledKey)||defaultLabels[swizzledKey]||swizzledKey;}return key;};}();this.setZUp=function(){zUp=true;areas=areasZUp;this.clear();};this.setYUp=function(){zUp=false;areas=areasYUp;this.clear();};this.clear=function(){context.fillStyle=cubeColor;context.fillRect(0,0,width,height);for(var i=0,len=areas.length;i<len;i++){var _area2=areas[i];_area2.highlighted=false;}paint();};this.getArea=function(uv){var s=uv[0]*width;var t=height-uv[1]*height;// Correct for our texture Y-flipping
 for(var i=0,len=areas.length;i<len;i++){var _area3=areas[i];var boundaries=_area3.boundaries;for(var j=0,lenj=boundaries.length;j<lenj;j++){var boundary=boundaries[j];if(s>=boundary[0]*scale&&s<=(boundary[0]+boundary[2])*scale&&t>=boundary[1]*scale&&t<=(boundary[1]+boundary[3])*scale){return i;}}}return-1;};this.setAreaHighlighted=function(areaId,highlighted){var area=areas[areaId];if(!area){throw"Area not found: "+areaId;}area.highlighted=!!highlighted;paint();};this.getAreaDir=function(areaId){var area=areas[areaId];if(!area){throw"Unknown area: "+areaId;}return area.dir;};this.getAreaUp=function(areaId){var area=areas[areaId];if(!area){throw"Unknown area: "+areaId;}return area.up;};this.getImage=function(){return this._textureCanvas;};this.destroy=function(){if(this._textureCanvas){this._textureCanvas.parentNode.removeChild(this._textureCanvas);this._textureCanvas=null;}};}var tempVec3a$4=math.vec3();var tempVec3b$1=math.vec3();math.mat4();/**
  * {@link Viewer} plugin that lets us look at the entire {@link Scene} from along a chosen axis or diagonal.
  *
@@ -26439,7 +26439,7 @@ for(var _id4 in this._controls){if(this._controls.hasOwnProperty(_id4)){this._co
          * These are created and destroyed automatically as models are loaded and destroyed.
          *
          * @type {{String: {String:Storey}}}
-         */_this142.modelStoreys={};_this142._fitStoreyMaps=!!cfg.fitStoreyMaps;_this142._onModelLoaded=_this142.viewer.scene.on("modelLoaded",function(modelId){_this142._registerModelStoreys(modelId);_this142.fire("storeys",_this142.storeys);});return _this142;}_createClass(StoreyViewsPlugin,[{key:"_registerModelStoreys",value:function _registerModelStoreys(modelId){var _this143=this;var viewer=this.viewer;var scene=viewer.scene;var metaScene=viewer.metaScene;var metaModel=metaScene.metaModels[modelId];var model=scene.models[modelId];if(!metaModel||!metaModel.rootMetaObjects){return;}var rootMetaObjects=metaModel.rootMetaObjects;for(var j=0,lenj=rootMetaObjects.length;j<lenj;j++){var storeyIds=rootMetaObjects[j].getObjectIDsInSubtreeByType(["IfcBuildingStorey"]);for(var _i533=0,len=storeyIds.length;_i533<len;_i533++){var storeyId=storeyIds[_i533];var metaObject=metaScene.metaObjects[storeyId];var childObjectIds=metaObject.getObjectIDsInSubtree();var storeyAABB=scene.getAABB(childObjectIds);var numObjects=Math.random()>0.5?childObjectIds.length:0;var storey=new Storey(this,model.aabb,storeyAABB,modelId,storeyId,numObjects);storey._onModelDestroyed=model.once("destroyed",function(){_this143._deregisterModelStoreys(modelId);_this143.fire("storeys",_this143.storeys);});this.storeys[storeyId]=storey;this._storeysList=null;if(!this.modelStoreys[modelId]){this.modelStoreys[modelId]={};}this.modelStoreys[modelId][storeyId]=storey;}}}},{key:"_deregisterModelStoreys",value:function _deregisterModelStoreys(modelId){var storeys=this.modelStoreys[modelId];if(storeys){var scene=this.viewer.scene;for(var storyObjectId in storeys){if(storeys.hasOwnProperty(storyObjectId)){var storey=storeys[storyObjectId];var model=scene.models[storey.modelId];if(model){model.off(storey._onModelDestroyed);}delete this.storeys[storyObjectId];this._storeysList=null;}}delete this.modelStoreys[modelId];}}/**
+         */_this142.modelStoreys={};_this142._fitStoreyMaps=!!cfg.fitStoreyMaps;_this142._onModelLoaded=_this142.viewer.scene.on("modelLoaded",function(modelId){_this142._registerModelStoreys(modelId);_this142.fire("storeys",_this142.storeys);});return _this142;}_createClass(StoreyViewsPlugin,[{key:"_registerModelStoreys",value:function _registerModelStoreys(modelId){var _this143=this;var viewer=this.viewer;var scene=viewer.scene;var metaScene=viewer.metaScene;var metaModel=metaScene.metaModels[modelId];var model=scene.models[modelId];if(!metaModel||!metaModel.rootMetaObjects){return;}var rootMetaObjects=metaModel.rootMetaObjects;for(var j=0,lenj=rootMetaObjects.length;j<lenj;j++){var storeyIds=rootMetaObjects[j].getObjectIDsInSubtreeByType(["IfcBuildingStorey"]);for(var _i532=0,len=storeyIds.length;_i532<len;_i532++){var storeyId=storeyIds[_i532];var metaObject=metaScene.metaObjects[storeyId];var childObjectIds=metaObject.getObjectIDsInSubtree();var storeyAABB=scene.getAABB(childObjectIds);var numObjects=Math.random()>0.5?childObjectIds.length:0;var storey=new Storey(this,model.aabb,storeyAABB,modelId,storeyId,numObjects);storey._onModelDestroyed=model.once("destroyed",function(){_this143._deregisterModelStoreys(modelId);_this143.fire("storeys",_this143.storeys);});this.storeys[storeyId]=storey;this._storeysList=null;if(!this.modelStoreys[modelId]){this.modelStoreys[modelId]={};}this.modelStoreys[modelId][storeyId]=storey;}}}},{key:"_deregisterModelStoreys",value:function _deregisterModelStoreys(modelId){var storeys=this.modelStoreys[modelId];if(storeys){var scene=this.viewer.scene;for(var storyObjectId in storeys){if(storeys.hasOwnProperty(storyObjectId)){var storey=storeys[storyObjectId];var model=scene.models[storey.modelId];if(model){model.off(storey._onModelDestroyed);}delete this.storeys[storyObjectId];this._storeysList=null;}}delete this.modelStoreys[modelId];}}/**
      * When true, the elements of each floor map image will be proportionally resized to encompass the entire image. This leads to varying scales among different
      * floor map images. If false, each floor map image will display the model's extents, ensuring a consistent scale across all images.
      * @returns {*|boolean}
@@ -26823,7 +26823,7 @@ var sectionPlane=new SectionPlane(this.viewer.scene,{id:params.id,pos:params.pos
      * @param {String} id ID of the {@link SectionPlane}.
      */},{key:"destroySectionPlane",value:function destroySectionPlane(id){var sectionPlane=this.viewer.scene.sectionPlanes[id];if(!sectionPlane){this.error("SectionPlane not found: "+id);return;}this._sectionPlaneDestroyed(sectionPlane);sectionPlane.destroy();if(id===this._shownControlId){this._shownControlId=null;}}},{key:"_sectionPlaneDestroyed",value:function _sectionPlaneDestroyed(sectionPlane){if(this._overview){this._overview.removeSectionPlane(sectionPlane);}var control=this._controls[sectionPlane.id];if(!control){return;}control.setVisible(false);control._setSectionPlane(null);delete this._controls[sectionPlane.id];this._freeControls.push(control);}/**
      * Destroys all {@link SectionPlane}s created by this FaceAlignedSectionPlanesPlugin.
-     */},{key:"clear",value:function clear(){var ids=Object.keys(this._sectionPlanes);for(var _i534=0,len=ids.length;_i534<len;_i534++){this.destroySectionPlane(ids[_i534]);}}/**
+     */},{key:"clear",value:function clear(){var ids=Object.keys(this._sectionPlanes);for(var _i533=0,len=ids.length;_i533<len;_i533++){this.destroySectionPlane(ids[_i533]);}}/**
      * @private
      */},{key:"send",value:function send(name,value){switch(name){case"snapshotStarting":// Viewer#getSnapshot() about to take snapshot - hide controls
 for(var id in this._controls){if(this._controls.hasOwnProperty(id)){this._controls[id].setCulled(true);}}break;case"snapshotFinished":// Viewer#getSnapshot() finished taking snapshot - show controls again
@@ -26924,14 +26924,14 @@ roughness:0.5});// var material = new PhongMaterial(modelNode, { // Share materi
 //     reflectivity: 1,
 //     specular: [0.5, 0.5, 1.0]
 // });
-var dataOffset=84;var faceLength=12*4+2;var positions=[];var normals=[];var splitMeshes=options.splitMeshes;for(var face=0;face<faces;face++){var start=dataOffset+face*faceLength;var normalX=reader.getFloat32(start,true);var normalY=reader.getFloat32(start+4,true);var normalZ=reader.getFloat32(start+8,true);if(hasColors){var packedColor=reader.getUint16(start+48,true);if((packedColor&0x8000)===0){r=(packedColor&0x1F)/31;g=(packedColor>>5&0x1F)/31;b=(packedColor>>10&0x1F)/31;}else{r=defaultR;g=defaultG;b=defaultB;}if(splitMeshes&&r!==lastR||g!==lastG||b!==lastB){if(lastR!==null){newMesh=true;}lastR=r;lastG=g;lastB=b;}}for(var _i535=1;_i535<=3;_i535++){var vertexstart=start+_i535*12;positions.push(reader.getFloat32(vertexstart,true));positions.push(reader.getFloat32(vertexstart+4,true));positions.push(reader.getFloat32(vertexstart+8,true));normals.push(normalX,normalY,normalZ);if(hasColors){colors.push(r,g,b,1);// TODO: handle alpha
+var dataOffset=84;var faceLength=12*4+2;var positions=[];var normals=[];var splitMeshes=options.splitMeshes;for(var face=0;face<faces;face++){var start=dataOffset+face*faceLength;var normalX=reader.getFloat32(start,true);var normalY=reader.getFloat32(start+4,true);var normalZ=reader.getFloat32(start+8,true);if(hasColors){var packedColor=reader.getUint16(start+48,true);if((packedColor&0x8000)===0){r=(packedColor&0x1F)/31;g=(packedColor>>5&0x1F)/31;b=(packedColor>>10&0x1F)/31;}else{r=defaultR;g=defaultG;b=defaultB;}if(splitMeshes&&r!==lastR||g!==lastG||b!==lastB){if(lastR!==null){newMesh=true;}lastR=r;lastG=g;lastB=b;}}for(var _i534=1;_i534<=3;_i534++){var vertexstart=start+_i534*12;positions.push(reader.getFloat32(vertexstart,true));positions.push(reader.getFloat32(vertexstart+4,true));positions.push(reader.getFloat32(vertexstart+8,true));normals.push(normalX,normalY,normalZ);if(hasColors){colors.push(r,g,b,1);// TODO: handle alpha
 }}if(splitMeshes&&newMesh){addMesh(modelNode,positions,normals,colors,material,options);positions=[];normals=[];colors=colors?[]:null;newMesh=false;}}if(positions.length>0){addMesh(modelNode,positions,normals,colors,material,options);}}function parseASCII(plugin,data,modelNode,options){var faceRegex=/facet([\s\S]*?)endfacet/g;var faceCounter=0;var floatRegex=/[\s]+([+-]?(?:\d+.\d+|\d+.|\d+|.\d+)(?:[eE][+-]?\d+)?)/.source;var vertexRegex=new RegExp('vertex'+floatRegex+floatRegex+floatRegex,'g');var normalRegex=new RegExp('normal'+floatRegex+floatRegex+floatRegex,'g');var positions=[];var normals=[];var colors=null;var normalx;var normaly;var normalz;var result;var verticesPerFace;var normalsPerFace;var text;while((result=faceRegex.exec(data))!==null){verticesPerFace=0;normalsPerFace=0;text=result[0];while((result=normalRegex.exec(text))!==null){normalx=parseFloat(result[1]);normaly=parseFloat(result[2]);normalz=parseFloat(result[3]);normalsPerFace++;}while((result=vertexRegex.exec(text))!==null){positions.push(parseFloat(result[1]),parseFloat(result[2]),parseFloat(result[3]));normals.push(normalx,normaly,normalz);verticesPerFace++;}if(normalsPerFace!==1){plugin.error("Error in normal of face "+faceCounter);}if(verticesPerFace!==3){plugin.error("Error in positions of face "+faceCounter);}faceCounter++;}var material=new MetallicMaterial(modelNode,{roughness:0.5});// var material = new PhongMaterial(modelNode, {
 //     diffuse: [0.4, 0.4, 0.4],
 //     reflectivity: 1,
 //     specular: [0.5, 0.5, 1.0]
 // });
-addMesh(modelNode,positions,normals,colors,material,options);}function addMesh(modelNode,positions,normals,colors,material,options){var indices=new Int32Array(positions.length/3);for(var ni=0,len=indices.length;ni<len;ni++){indices[ni]=ni;}normals=normals&&normals.length>0?normals:null;colors=colors&&colors.length>0?colors:null;if(options.smoothNormals){math.faceToVertexNormals(positions,normals,options);}var origin=tempVec3a$1;worldToRTCPositions(positions,positions,origin);var geometry=new ReadableGeometry(modelNode,{primitive:"triangles",positions:positions,normals:normals,colors:colors,indices:indices});var mesh=new Mesh(modelNode,{origin:origin[0]!==0||origin[1]!==0||origin[2]!==0?origin:null,geometry:geometry,material:material,edges:options.edges});modelNode.addChild(mesh);}function ensureString(buffer){if(typeof buffer!=='string'){return decodeText(new Uint8Array(buffer));}return buffer;}function ensureBinary(buffer){if(typeof buffer==='string'){var arrayBuffer=new Uint8Array(buffer.length);for(var _i536=0;_i536<buffer.length;_i536++){arrayBuffer[_i536]=buffer.charCodeAt(_i536)&0xff;// implicitly assumes little-endian
-}return arrayBuffer.buffer||arrayBuffer;}else{return buffer;}}function decodeText(array){if(typeof TextDecoder!=='undefined'){return new TextDecoder().decode(array);}var s='';for(var _i537=0,il=array.length;_i537<il;_i537++){s+=String.fromCharCode(array[_i537]);// Implicitly assumes little-endian.
+addMesh(modelNode,positions,normals,colors,material,options);}function addMesh(modelNode,positions,normals,colors,material,options){var indices=new Int32Array(positions.length/3);for(var ni=0,len=indices.length;ni<len;ni++){indices[ni]=ni;}normals=normals&&normals.length>0?normals:null;colors=colors&&colors.length>0?colors:null;if(options.smoothNormals){math.faceToVertexNormals(positions,normals,options);}var origin=tempVec3a$1;worldToRTCPositions(positions,positions,origin);var geometry=new ReadableGeometry(modelNode,{primitive:"triangles",positions:positions,normals:normals,colors:colors,indices:indices});var mesh=new Mesh(modelNode,{origin:origin[0]!==0||origin[1]!==0||origin[2]!==0?origin:null,geometry:geometry,material:material,edges:options.edges});modelNode.addChild(mesh);}function ensureString(buffer){if(typeof buffer!=='string'){return decodeText(new Uint8Array(buffer));}return buffer;}function ensureBinary(buffer){if(typeof buffer==='string'){var arrayBuffer=new Uint8Array(buffer.length);for(var _i535=0;_i535<buffer.length;_i535++){arrayBuffer[_i535]=buffer.charCodeAt(_i535)&0xff;// implicitly assumes little-endian
+}return arrayBuffer.buffer||arrayBuffer;}else{return buffer;}}function decodeText(array){if(typeof TextDecoder!=='undefined'){return new TextDecoder().decode(array);}var s='';for(var _i536=0,il=array.length;_i536<il;_i536++){s+=String.fromCharCode(array[_i536]);// Implicitly assumes little-endian.
 }return decodeURIComponent(escape(s));}/**
  * {@link Viewer} plugin that loads models from <a href="https://en.wikipedia.org/wiki/STL_(file_format)">STL</a> files.
  *
@@ -27517,12 +27517,12 @@ addMesh(modelNode,positions,normals,colors,material,options);}function addMesh(m
          */_this152.errors=[];/**
          * True if errors were found generating this TreeView.
          * @type {boolean}
-         */_this152.valid=true;var containerElement=cfg.containerElement||document.getElementById(cfg.containerElementId);if(!(containerElement instanceof HTMLElement)){_this152.error("Mandatory config expected: valid containerElementId or containerElement");return _possibleConstructorReturn(_this152);}for(var _i538=0;;_i538++){if(!treeViews[_i538]){treeViews[_i538]=_assertThisInitialized(_this152);_this152._index=_i538;_this152._id="tree-".concat(_i538);break;}}_this152._containerElement=containerElement;_this152._metaModels={};_this152._autoAddModels=cfg.autoAddModels!==false;_this152._autoExpandDepth=cfg.autoExpandDepth||0;_this152._sortNodes=cfg.sortNodes!==false;_this152._viewer=viewer;_this152._rootElement=null;_this152._muteSceneEvents=false;_this152._muteTreeEvents=false;_this152._rootNodes=[];_this152._objectNodes={};// Object ID -> Node
+         */_this152.valid=true;var containerElement=cfg.containerElement||document.getElementById(cfg.containerElementId);if(!(containerElement instanceof HTMLElement)){_this152.error("Mandatory config expected: valid containerElementId or containerElement");return _possibleConstructorReturn(_this152);}for(var _i537=0;;_i537++){if(!treeViews[_i537]){treeViews[_i537]=_assertThisInitialized(_this152);_this152._index=_i537;_this152._id="tree-".concat(_i537);break;}}_this152._containerElement=containerElement;_this152._metaModels={};_this152._autoAddModels=cfg.autoAddModels!==false;_this152._autoExpandDepth=cfg.autoExpandDepth||0;_this152._sortNodes=cfg.sortNodes!==false;_this152._viewer=viewer;_this152._rootElement=null;_this152._muteSceneEvents=false;_this152._muteTreeEvents=false;_this152._rootNodes=[];_this152._objectNodes={};// Object ID -> Node
 _this152._nodeNodes={};// Node ID -> Node
 _this152._rootNames={};// Node ID -> Root name
 _this152._sortNodes=cfg.sortNodes;_this152._pruneEmptyNodes=cfg.pruneEmptyNodes;_this152._showListItemElementId=null;_this152._renderService=cfg.renderService||new RenderService();_this152._showIndeterminate=(_cfg$showIndeterminat=cfg.showIndeterminate)!==null&&_cfg$showIndeterminat!==void 0?_cfg$showIndeterminat:false;if(!_this152._renderService){throw new Error('TreeViewPlugin: no render service set');}_this152._containerElement.oncontextmenu=function(e){e.preventDefault();};_this152._onObjectVisibility=_this152._viewer.scene.on("objectVisibility",function(entity){if(_this152._muteSceneEvents){return;}var objectId=entity.id;var node=_this152._objectNodes[objectId];if(!node){return;// Not in this tree
 }var visible=entity.visible;var updated=visible!==node.checked;if(!updated){return;}_this152._muteTreeEvents=true;node.checked=visible;if(visible){node.numVisibleEntities++;}else{node.numVisibleEntities--;}_this152._renderService.setCheckbox(node.nodeId,visible);var parent=node.parent;while(parent){parent.checked=visible;if(visible){parent.numVisibleEntities++;}else{parent.numVisibleEntities--;}var indeterminate=_this152._showIndeterminate&&parent.numVisibleEntities>0&&parent.numVisibleEntities<parent.numEntities;_this152._renderService.setCheckbox(parent.nodeId,parent.numVisibleEntities>0,indeterminate);parent=parent.parent;}_this152._muteTreeEvents=false;});_this152._onObjectXrayed=_this152._viewer.scene.on('objectXRayed',function(entity){if(_this152._muteSceneEvents){return;}var objectId=entity.id;var node=_this152._objectNodes[objectId];if(!node){return;// Not in this tree
-}_this152._muteTreeEvents=true;var xrayed=entity.xrayed;var updated=xrayed!==node.xrayed;if(!updated){return;}node.xrayed=xrayed;_this152._renderService.setXRayed(node.nodeId,xrayed);_this152._muteTreeEvents=false;});_this152._switchExpandHandler=function(event){event.preventDefault();event.stopPropagation();var switchElement=event.target;_this152._expandSwitchElement(switchElement);};_this152._switchCollapseHandler=function(event){event.preventDefault();event.stopPropagation();var switchElement=event.target;_this152._collapseSwitchElement(switchElement);};_this152._checkboxChangeHandler=function(event){if(_this152._muteTreeEvents){return;}_this152._muteSceneEvents=true;var checkbox=event.target;var visible=_this152._renderService.isChecked(checkbox);var nodeId=_this152._renderService.getIdFromCheckbox(checkbox);var checkedNode=_this152._nodeNodes[nodeId];var objects=_this152._viewer.scene.objects;var numUpdated=0;_this152._withNodeTree(checkedNode,function(node){var objectId=node.objectId;var entity=objects[objectId];var isLeaf=node.children.length===0;node.numVisibleEntities=visible?node.numEntities:0;if(isLeaf&&visible!==node.checked){numUpdated++;}node.checked=visible;_this152._renderService.setCheckbox(node.nodeId,visible);if(entity){entity.visible=visible;}});var parent=checkedNode.parent;while(parent){parent.checked=visible;if(visible){parent.numVisibleEntities+=numUpdated;}else{parent.numVisibleEntities-=numUpdated;}var indeterminate=_this152._showIndeterminate&&parent.numVisibleEntities>0&&parent.numVisibleEntities<parent.numEntities;_this152._renderService.setCheckbox(parent.nodeId,parent.numVisibleEntities>0,indeterminate);parent=parent.parent;}_this152._muteSceneEvents=false;};_this152._hierarchy=cfg.hierarchy||"containment";_this152._autoExpandDepth=cfg.autoExpandDepth||0;if(_this152._autoAddModels){var modelIds=Object.keys(_this152.viewer.metaScene.metaModels);for(var _i539=0,len=modelIds.length;_i539<len;_i539++){var modelId=modelIds[_i539];var metaModel=_this152.viewer.metaScene.metaModels[modelId];if(metaModel.finalized){_this152.addModel(modelId);}}_this152.viewer.scene.on("modelLoaded",function(modelId){if(_this152.viewer.metaScene.metaModels[modelId]){_this152.addModel(modelId);}});}_this152.hierarchy=cfg.hierarchy;return _this152;}/**
+}_this152._muteTreeEvents=true;var xrayed=entity.xrayed;var updated=xrayed!==node.xrayed;if(!updated){return;}node.xrayed=xrayed;_this152._renderService.setXRayed(node.nodeId,xrayed);_this152._muteTreeEvents=false;});_this152._switchExpandHandler=function(event){event.preventDefault();event.stopPropagation();var switchElement=event.target;_this152._expandSwitchElement(switchElement);};_this152._switchCollapseHandler=function(event){event.preventDefault();event.stopPropagation();var switchElement=event.target;_this152._collapseSwitchElement(switchElement);};_this152._checkboxChangeHandler=function(event){if(_this152._muteTreeEvents){return;}_this152._muteSceneEvents=true;var checkbox=event.target;var visible=_this152._renderService.isChecked(checkbox);var nodeId=_this152._renderService.getIdFromCheckbox(checkbox);var checkedNode=_this152._nodeNodes[nodeId];var objects=_this152._viewer.scene.objects;var numUpdated=0;_this152._withNodeTree(checkedNode,function(node){var objectId=node.objectId;var entity=objects[objectId];var isLeaf=node.children.length===0;node.numVisibleEntities=visible?node.numEntities:0;if(isLeaf&&visible!==node.checked){numUpdated++;}node.checked=visible;_this152._renderService.setCheckbox(node.nodeId,visible);if(entity){entity.visible=visible;}});var parent=checkedNode.parent;while(parent){parent.checked=visible;if(visible){parent.numVisibleEntities+=numUpdated;}else{parent.numVisibleEntities-=numUpdated;}var indeterminate=_this152._showIndeterminate&&parent.numVisibleEntities>0&&parent.numVisibleEntities<parent.numEntities;_this152._renderService.setCheckbox(parent.nodeId,parent.numVisibleEntities>0,indeterminate);parent=parent.parent;}_this152._muteSceneEvents=false;};_this152._hierarchy=cfg.hierarchy||"containment";_this152._autoExpandDepth=cfg.autoExpandDepth||0;if(_this152._autoAddModels){var modelIds=Object.keys(_this152.viewer.metaScene.metaModels);for(var _i538=0,len=modelIds.length;_i538<len;_i538++){var modelId=modelIds[_i538];var metaModel=_this152.viewer.metaScene.metaModels[modelId];if(metaModel.finalized){_this152.addModel(modelId);}}_this152.viewer.scene.on("modelLoaded",function(modelId){if(_this152.viewer.metaScene.metaModels[modelId]){_this152.addModel(modelId);}});}_this152.hierarchy=cfg.hierarchy;return _this152;}/**
      * Sets how the nodes are organized within this tree view.
      *
      * Accepted values are:
@@ -27576,7 +27576,7 @@ _this152._sortNodes=cfg.sortNodes;_this152._pruneEmptyNodes=cfg.pruneEmptyNodes;
      *
      * @param {String} objectId ID of the {@link Entity}.
      */},{key:"showNode",value:function showNode(objectId){this.unShowNode();var node=this._objectNodes[objectId];if(!node){return;// Node may not exist for the given object if (this._pruneEmptyNodes == true)
-}this.collapse();var nodeId=node.nodeId;var switchElement=this._renderService.getSwitchElement(nodeId);if(switchElement){this._expandSwitchElement(switchElement);switchElement.scrollIntoView();return true;}var path=[];path.unshift(node);var parent=node.parent;while(parent){path.unshift(parent);parent=parent.parent;}for(var _i540=0,len=path.length;_i540<len;_i540++){var _switchElement=this._renderService.getSwitchElement(path[_i540].nodeId);if(_switchElement){this._expandSwitchElement(_switchElement);}}this._renderService.setHighlighted(nodeId,true);this._showListItemElementId=nodeId;}/**
+}this.collapse();var nodeId=node.nodeId;var switchElement=this._renderService.getSwitchElement(nodeId);if(switchElement){this._expandSwitchElement(switchElement);switchElement.scrollIntoView();return true;}var path=[];path.unshift(node);var parent=node.parent;while(parent){path.unshift(parent);parent=parent.parent;}for(var _i539=0,len=path.length;_i539<len;_i539++){var _switchElement=this._renderService.getSwitchElement(path[_i539].nodeId);if(_switchElement){this._expandSwitchElement(_switchElement);}}this._renderService.setHighlighted(nodeId,true);this._showListItemElementId=nodeId;}/**
      * De-highlights the node previously shown with {@link TreeViewPlugin#showNode}.
      *
      * Does nothing if no node is currently shown.
@@ -27588,15 +27588,15 @@ _this152._sortNodes=cfg.sortNodes;_this152._pruneEmptyNodes=cfg.pruneEmptyNodes;
      * Collapses the tree first.
      *
      * @param {Number} depth Depth to expand to.
-     */},{key:"expandToDepth",value:function expandToDepth(depth){var _this154=this;this.collapse();var expand=function expand(node,countDepth){if(countDepth===depth){return;}var switchElement=_this154._renderService.getSwitchElement(node.nodeId);if(switchElement){_this154._expandSwitchElement(switchElement);var childNodes=node.children;for(var i=0,len=childNodes.length;i<len;i++){var childNode=childNodes[i];expand(childNode,countDepth+1);}}};for(var _i541=0,len=this._rootNodes.length;_i541<len;_i541++){var rootNode=this._rootNodes[_i541];expand(rootNode,0);}}/**
+     */},{key:"expandToDepth",value:function expandToDepth(depth){var _this154=this;this.collapse();var expand=function expand(node,countDepth){if(countDepth===depth){return;}var switchElement=_this154._renderService.getSwitchElement(node.nodeId);if(switchElement){_this154._expandSwitchElement(switchElement);var childNodes=node.children;for(var i=0,len=childNodes.length;i<len;i++){var childNode=childNodes[i];expand(childNode,countDepth+1);}}};for(var _i540=0,len=this._rootNodes.length;_i540<len;_i540++){var rootNode=this._rootNodes[_i540];expand(rootNode,0);}}/**
      * Closes all the nodes in the tree.
-     */},{key:"collapse",value:function collapse(){for(var _i542=0,len=this._rootNodes.length;_i542<len;_i542++){var rootNode=this._rootNodes[_i542];var nodeId=rootNode.nodeId;this._collapseNode(nodeId);}}/**
+     */},{key:"collapse",value:function collapse(){for(var _i541=0,len=this._rootNodes.length;_i541<len;_i541++){var rootNode=this._rootNodes[_i541];var nodeId=rootNode.nodeId;this._collapseNode(nodeId);}}/**
      * Iterates over a subtree of the tree view's {@link TreeViewNode}s, calling the given callback for each
      * node in depth-first pre-order.
      *
      * @param {TreeViewNode} node Root of the subtree.
      * @param {Function} callback Callback called at each {@link TreeViewNode}, with the TreeViewNode given as the argument.
-     */},{key:"withNodeTree",value:function withNodeTree(node,callback){callback(node);var children=node.children;if(!children){return;}for(var _i543=0,len=children.length;_i543<len;_i543++){this.withNodeTree(children[_i543],callback);}}/**
+     */},{key:"withNodeTree",value:function withNodeTree(node,callback){callback(node);var children=node.children;if(!children){return;}for(var _i542=0,len=children.length;_i542<len;_i542++){this.withNodeTree(children[_i542],callback);}}/**
      * Destroys this TreeViewPlugin.
      */},{key:"destroy",value:function destroy(){if(!this._containerElement){return;}this._metaModels={};if(this._rootElement&&!this._destroyed){this._rootElement.parentNode.removeChild(this._rootElement);this._viewer.scene.off(this._onObjectVisibility);this._destroyed=true;}delete treeViews[this._index];_get(_getPrototypeOf(TreeViewPlugin.prototype),"destroy",this).call(this);}},{key:"_createNodes",value:function _createNodes(){if(this._rootElement){this._rootElement.parentNode.removeChild(this._rootElement);this._rootElement=null;}this._rootNodes=[];this._objectNodes={};this._nodeNodes={};this._validate();if(this.valid||this._hierarchy!=="storeys"){this._createEnabledNodes();}else{this._createDisabledNodes();}}},{key:"_validate",value:function _validate(){this.errors=[];switch(this._hierarchy){case"storeys":this.valid=this._validateMetaModelForStoreysHierarchy();break;case"types":this.valid=this._rootNodes.length>0;break;case"containment":default:this.valid=this._rootNodes.length>0;break;}return this.valid;}},{key:"_validateMetaModelForStoreysHierarchy",value:function _validateMetaModelForStoreysHierarchy(){var level=arguments.length>0&&arguments[0]!==undefined?arguments[0]:0;var ctx=arguments.length>1?arguments[1]:undefined;var buildingNode=arguments.length>2?arguments[2]:undefined;// ctx = ctx || {
 //     foundIFCBuildingStoreys: false
@@ -27625,11 +27625,11 @@ _this152._sortNodes=cfg.sortNodes;_this152._pruneEmptyNodes=cfg.pruneEmptyNodes;
 //         // errors.push("Can't build storeys hierarchy: no IfcBuildingStoreys found");
 //     }
 // }
-return true;}},{key:"_createEnabledNodes",value:function _createEnabledNodes(){if(this._pruneEmptyNodes){this._findEmptyNodes();}switch(this._hierarchy){case"storeys":this._createStoreysNodes();if(this._rootNodes.length===0){this.error("Failed to build storeys hierarchy");}break;case"types":this._createTypesNodes();break;case"containment":default:this._createContainmentNodes();}if(this._sortNodes){this._doSortNodes();}this._synchNodesToEntities();this._createTrees();this.expandToDepth(this._autoExpandDepth);}},{key:"_createDisabledNodes",value:function _createDisabledNodes(){var rootNode=this._renderService.createRootNode();this._rootElement=rootNode;this._containerElement.appendChild(rootNode);var rootMetaObjects=this._viewer.metaScene.rootMetaObjects;for(var objectId in rootMetaObjects){var rootMetaObject=rootMetaObjects[objectId];var metaObjectType=rootMetaObject.type;var metaObjectName=rootMetaObject.name;var rootName=metaObjectName&&metaObjectName!==""&&metaObjectName!=="Undefined"&&metaObjectName!=="Default"?metaObjectName:metaObjectType;var childNode=this._renderService.createDisabledNodeElement(rootName);rootNode.appendChild(childNode);}}},{key:"_findEmptyNodes",value:function _findEmptyNodes(){var rootMetaObjects=this._viewer.metaScene.rootMetaObjects;for(var objectId in rootMetaObjects){this._findEmptyNodes2(rootMetaObjects[objectId]);}}},{key:"_findEmptyNodes2",value:function _findEmptyNodes2(metaObject){var countEntities=arguments.length>1&&arguments[1]!==undefined?arguments[1]:0;var viewer=this.viewer;var scene=viewer.scene;var children=metaObject.children;var objectId=metaObject.id;var entity=scene.objects[objectId];metaObject._countEntities=0;if(entity){metaObject._countEntities++;}if(children){for(var _i544=0,len=children.length;_i544<len;_i544++){var childMetaObject=children[_i544];childMetaObject._countEntities=this._findEmptyNodes2(childMetaObject);metaObject._countEntities+=childMetaObject._countEntities;}}return metaObject._countEntities;}},{key:"_createStoreysNodes",value:function _createStoreysNodes(){var rootMetaObjects=this._viewer.metaScene.rootMetaObjects;for(var id in rootMetaObjects){this._createStoreysNodes2(rootMetaObjects[id],null,null,null);}}},{key:"_createStoreysNodes2",value:function _createStoreysNodes2(metaObject,buildingNode,storeyNode,typeNodes){if(this._pruneEmptyNodes&&metaObject._countEntities===0){return;}var metaObjectType=metaObject.type;var metaObjectName=metaObject.name;var children=metaObject.children;var objectId=metaObject.id;if(metaObjectType==="IfcBuilding"){buildingNode={nodeId:"".concat(this._id,"-").concat(objectId),objectId:objectId,title:metaObject.metaModels.length===0?"na":this._rootNames[metaObject.metaModels[0].id]||(metaObjectName&&metaObjectName!==""&&metaObjectName!=="Undefined"&&metaObjectName!=="Default"?metaObjectName:metaObjectType),type:metaObjectType,parent:null,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};this._rootNodes.push(buildingNode);this._objectNodes[buildingNode.objectId]=buildingNode;this._nodeNodes[buildingNode.nodeId]=buildingNode;}else if(metaObjectType==="IfcBuildingStorey"){if(!buildingNode){this.error("Failed to build storeys hierarchy for model - model does not have an IfcBuilding object, or is not an IFC model");return;}storeyNode={nodeId:"".concat(this._id,"-").concat(objectId),objectId:objectId,title:metaObjectName&&metaObjectName!==""&&metaObjectName!=="Undefined"&&metaObjectName!=="Default"?metaObjectName:metaObjectType,type:metaObjectType,parent:buildingNode,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};buildingNode.children.push(storeyNode);this._objectNodes[storeyNode.objectId]=storeyNode;this._nodeNodes[storeyNode.nodeId]=storeyNode;typeNodes={};}else{if(storeyNode){var objects=this._viewer.scene.objects;var object=objects[objectId];if(object){typeNodes=typeNodes||{};var typeNode=typeNodes[metaObjectType];if(!typeNode){typeNode={nodeId:"".concat(this._id,"-").concat(storeyNode.objectId,"-").concat(metaObjectType),objectId:"".concat(storeyNode.objectId,"-").concat(metaObjectType),title:metaObjectType,type:metaObjectType,parent:storeyNode,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};storeyNode.children.push(typeNode);this._objectNodes[typeNode.objectId]=typeNode;this._nodeNodes[typeNode.nodeId]=typeNode;typeNodes[metaObjectType]=typeNode;}var _node6={nodeId:"".concat(this._id,"-").concat(objectId),objectId:objectId,title:metaObjectName&&metaObjectName!==""&&metaObjectName!=="Undefined"&&metaObjectName!=="Default"?metaObjectName:metaObjectType,type:metaObjectType,parent:typeNode,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};typeNode.children.push(_node6);this._objectNodes[_node6.objectId]=_node6;this._nodeNodes[_node6.nodeId]=_node6;}}}if(children){for(var _i545=0,len=children.length;_i545<len;_i545++){var childMetaObject=children[_i545];this._createStoreysNodes2(childMetaObject,buildingNode,storeyNode,typeNodes);}}}},{key:"_createTypesNodes",value:function _createTypesNodes(){var rootMetaObjects=this._viewer.metaScene.rootMetaObjects;for(var id in rootMetaObjects){this._createTypesNodes2(rootMetaObjects[id],null,null);}}},{key:"_createTypesNodes2",value:function _createTypesNodes2(metaObject,rootNode,typeNodes){if(this._pruneEmptyNodes&&metaObject._countEntities===0){return;}var metaObjectType=metaObject.type;var metaObjectName=metaObject.name;var children=metaObject.children;var objectId=metaObject.id;if(!metaObject.parent){rootNode={nodeId:"".concat(this._id,"-").concat(objectId),objectId:objectId,title:metaObject.metaModels.length===0?"na":this._rootNames[metaObject.metaModels[0].id]||(metaObjectName&&metaObjectName!==""&&metaObjectName!=="Undefined"&&metaObjectName!=="Default"?metaObjectName:metaObjectType),type:metaObjectType,parent:null,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};this._rootNodes.push(rootNode);this._objectNodes[rootNode.objectId]=rootNode;this._nodeNodes[rootNode.nodeId]=rootNode;typeNodes={};}else{if(rootNode){var objects=this._viewer.scene.objects;var object=objects[objectId];if(object){var typeNode=typeNodes[metaObjectType];if(!typeNode){typeNode={nodeId:"".concat(this._id,"-").concat(rootNode.objectId,"-").concat(metaObjectType),objectId:"".concat(rootNode.objectId,"-").concat(metaObjectType),title:metaObjectType,type:metaObjectType,parent:rootNode,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};rootNode.children.push(typeNode);this._objectNodes[typeNode.objectId]=typeNode;this._nodeNodes[typeNode.nodeId]=typeNode;typeNodes[metaObjectType]=typeNode;}var _node7={nodeId:"".concat(this._id,"-").concat(objectId),objectId:objectId,title:metaObjectName&&metaObjectName!==""&&metaObjectName!=="Default"?metaObjectName:metaObjectType,type:metaObjectType,parent:typeNode,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};typeNode.children.push(_node7);this._objectNodes[_node7.objectId]=_node7;this._nodeNodes[_node7.nodeId]=_node7;}}}if(children){for(var _i546=0,len=children.length;_i546<len;_i546++){var childMetaObject=children[_i546];this._createTypesNodes2(childMetaObject,rootNode,typeNodes);}}}},{key:"_createContainmentNodes",value:function _createContainmentNodes(){var rootMetaObjects=this._viewer.metaScene.rootMetaObjects;for(var id in rootMetaObjects){this._createContainmentNodes2(rootMetaObjects[id],null);}}},{key:"_createContainmentNodes2",value:function _createContainmentNodes2(metaObject,parent){if(this._pruneEmptyNodes&&metaObject._countEntities===0){return;}var metaObjectType=metaObject.type;var metaObjectName=metaObject.name||metaObjectType;var children=metaObject.children;var objectId=metaObject.id;var node={nodeId:"".concat(this._id,"-").concat(objectId),objectId:objectId,title:!parent?metaObject.metaModels.length===0?"na":this._rootNames[metaObject.metaModels[0].id]||metaObjectName:metaObjectName&&metaObjectName!==""&&metaObjectName!=="Undefined"&&metaObjectName!=="Default"?metaObjectName:metaObjectType,type:metaObjectType,parent:parent,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};if(parent){parent.children.push(node);}else{this._rootNodes.push(node);}this._objectNodes[node.objectId]=node;this._nodeNodes[node.nodeId]=node;if(children){for(var _i547=0,len=children.length;_i547<len;_i547++){var childMetaObject=children[_i547];this._createContainmentNodes2(childMetaObject,node);}}}},{key:"_doSortNodes",value:function _doSortNodes(){for(var _i548=0,len=this._rootNodes.length;_i548<len;_i548++){var rootNode=this._rootNodes[_i548];this._sortChildren(rootNode);}}},{key:"_sortChildren",value:function _sortChildren(node){var children=node.children;if(!children||children.length===0){return;}var firstChild=children[0];if(this._hierarchy==="storeys"&&firstChild.type==="IfcBuildingStorey"){children.sort(this._getSpatialSortFunc());}else{children.sort(this._alphaSortFunc);}for(var _i549=0,len=children.length;_i549<len;_i549++){var _node8=children[_i549];this._sortChildren(_node8);}}},{key:"_getSpatialSortFunc",value:function _getSpatialSortFunc(){// Creates cached sort func with Viewer in scope
+return true;}},{key:"_createEnabledNodes",value:function _createEnabledNodes(){if(this._pruneEmptyNodes){this._findEmptyNodes();}switch(this._hierarchy){case"storeys":this._createStoreysNodes();if(this._rootNodes.length===0){this.error("Failed to build storeys hierarchy");}break;case"types":this._createTypesNodes();break;case"containment":default:this._createContainmentNodes();}if(this._sortNodes){this._doSortNodes();}this._synchNodesToEntities();this._createTrees();this.expandToDepth(this._autoExpandDepth);}},{key:"_createDisabledNodes",value:function _createDisabledNodes(){var rootNode=this._renderService.createRootNode();this._rootElement=rootNode;this._containerElement.appendChild(rootNode);var rootMetaObjects=this._viewer.metaScene.rootMetaObjects;for(var objectId in rootMetaObjects){var rootMetaObject=rootMetaObjects[objectId];var metaObjectType=rootMetaObject.type;var metaObjectName=rootMetaObject.name;var rootName=metaObjectName&&metaObjectName!==""&&metaObjectName!=="Undefined"&&metaObjectName!=="Default"?metaObjectName:metaObjectType;var childNode=this._renderService.createDisabledNodeElement(rootName);rootNode.appendChild(childNode);}}},{key:"_findEmptyNodes",value:function _findEmptyNodes(){var rootMetaObjects=this._viewer.metaScene.rootMetaObjects;for(var objectId in rootMetaObjects){this._findEmptyNodes2(rootMetaObjects[objectId]);}}},{key:"_findEmptyNodes2",value:function _findEmptyNodes2(metaObject){var countEntities=arguments.length>1&&arguments[1]!==undefined?arguments[1]:0;var viewer=this.viewer;var scene=viewer.scene;var children=metaObject.children;var objectId=metaObject.id;var entity=scene.objects[objectId];metaObject._countEntities=0;if(entity){metaObject._countEntities++;}if(children){for(var _i543=0,len=children.length;_i543<len;_i543++){var childMetaObject=children[_i543];childMetaObject._countEntities=this._findEmptyNodes2(childMetaObject);metaObject._countEntities+=childMetaObject._countEntities;}}return metaObject._countEntities;}},{key:"_createStoreysNodes",value:function _createStoreysNodes(){var rootMetaObjects=this._viewer.metaScene.rootMetaObjects;for(var id in rootMetaObjects){this._createStoreysNodes2(rootMetaObjects[id],null,null,null);}}},{key:"_createStoreysNodes2",value:function _createStoreysNodes2(metaObject,buildingNode,storeyNode,typeNodes){if(this._pruneEmptyNodes&&metaObject._countEntities===0){return;}var metaObjectType=metaObject.type;var metaObjectName=metaObject.name;var children=metaObject.children;var objectId=metaObject.id;if(metaObjectType==="IfcBuilding"){buildingNode={nodeId:"".concat(this._id,"-").concat(objectId),objectId:objectId,title:metaObject.metaModels.length===0?metaObjectName:this._rootNames[metaObject.metaModels[0].id]||(metaObjectName&&metaObjectName!==""&&metaObjectName!=="Undefined"&&metaObjectName!=="Default"?metaObjectName:metaObjectType),type:metaObjectType,parent:null,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};this._rootNodes.push(buildingNode);this._objectNodes[buildingNode.objectId]=buildingNode;this._nodeNodes[buildingNode.nodeId]=buildingNode;}else if(metaObjectType==="IfcBuildingStorey"){if(!buildingNode){this.error("Failed to build storeys hierarchy for model - model does not have an IfcBuilding object, or is not an IFC model");return;}storeyNode={nodeId:"".concat(this._id,"-").concat(objectId),objectId:objectId,title:metaObjectName&&metaObjectName!==""&&metaObjectName!=="Undefined"&&metaObjectName!=="Default"?metaObjectName:metaObjectType,type:metaObjectType,parent:buildingNode,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};buildingNode.children.push(storeyNode);this._objectNodes[storeyNode.objectId]=storeyNode;this._nodeNodes[storeyNode.nodeId]=storeyNode;typeNodes={};}else{if(storeyNode){var objects=this._viewer.scene.objects;var object=objects[objectId];if(object){typeNodes=typeNodes||{};var typeNode=typeNodes[metaObjectType];if(!typeNode){typeNode={nodeId:"".concat(this._id,"-").concat(storeyNode.objectId,"-").concat(metaObjectType),objectId:"".concat(storeyNode.objectId,"-").concat(metaObjectType),title:metaObjectType,type:metaObjectType,parent:storeyNode,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};storeyNode.children.push(typeNode);this._objectNodes[typeNode.objectId]=typeNode;this._nodeNodes[typeNode.nodeId]=typeNode;typeNodes[metaObjectType]=typeNode;}var _node6={nodeId:"".concat(this._id,"-").concat(objectId),objectId:objectId,title:metaObjectName&&metaObjectName!==""&&metaObjectName!=="Undefined"&&metaObjectName!=="Default"?metaObjectName:metaObjectType,type:metaObjectType,parent:typeNode,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};typeNode.children.push(_node6);this._objectNodes[_node6.objectId]=_node6;this._nodeNodes[_node6.nodeId]=_node6;}}}if(children){for(var _i544=0,len=children.length;_i544<len;_i544++){var childMetaObject=children[_i544];this._createStoreysNodes2(childMetaObject,buildingNode,storeyNode,typeNodes);}}}},{key:"_createTypesNodes",value:function _createTypesNodes(){var rootMetaObjects=this._viewer.metaScene.rootMetaObjects;for(var id in rootMetaObjects){this._createTypesNodes2(rootMetaObjects[id],null,null);}}},{key:"_createTypesNodes2",value:function _createTypesNodes2(metaObject,rootNode,typeNodes){if(this._pruneEmptyNodes&&metaObject._countEntities===0){return;}var metaObjectType=metaObject.type;var metaObjectName=metaObject.name;var children=metaObject.children;var objectId=metaObject.id;if(!metaObject.parent){rootNode={nodeId:"".concat(this._id,"-").concat(objectId),objectId:objectId,title:metaObject.metaModels.length===0?metaObjectName:this._rootNames[metaObject.metaModels[0].id]||(metaObjectName&&metaObjectName!==""&&metaObjectName!=="Undefined"&&metaObjectName!=="Default"?metaObjectName:metaObjectType),type:metaObjectType,parent:null,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};this._rootNodes.push(rootNode);this._objectNodes[rootNode.objectId]=rootNode;this._nodeNodes[rootNode.nodeId]=rootNode;typeNodes={};}else{if(rootNode){var objects=this._viewer.scene.objects;var object=objects[objectId];if(object){var typeNode=typeNodes[metaObjectType];if(!typeNode){typeNode={nodeId:"".concat(this._id,"-").concat(rootNode.objectId,"-").concat(metaObjectType),objectId:"".concat(rootNode.objectId,"-").concat(metaObjectType),title:metaObjectType,type:metaObjectType,parent:rootNode,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};rootNode.children.push(typeNode);this._objectNodes[typeNode.objectId]=typeNode;this._nodeNodes[typeNode.nodeId]=typeNode;typeNodes[metaObjectType]=typeNode;}var _node7={nodeId:"".concat(this._id,"-").concat(objectId),objectId:objectId,title:metaObjectName&&metaObjectName!==""&&metaObjectName!=="Default"?metaObjectName:metaObjectType,type:metaObjectType,parent:typeNode,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};typeNode.children.push(_node7);this._objectNodes[_node7.objectId]=_node7;this._nodeNodes[_node7.nodeId]=_node7;}}}if(children){for(var _i545=0,len=children.length;_i545<len;_i545++){var childMetaObject=children[_i545];this._createTypesNodes2(childMetaObject,rootNode,typeNodes);}}}},{key:"_createContainmentNodes",value:function _createContainmentNodes(){var rootMetaObjects=this._viewer.metaScene.rootMetaObjects;for(var id in rootMetaObjects){this._createContainmentNodes2(rootMetaObjects[id],null);}}},{key:"_createContainmentNodes2",value:function _createContainmentNodes2(metaObject,parent){if(this._pruneEmptyNodes&&metaObject._countEntities===0){return;}var metaObjectType=metaObject.type;var metaObjectName=metaObject.name||metaObjectType;var children=metaObject.children;var objectId=metaObject.id;var node={nodeId:"".concat(this._id,"-").concat(objectId),objectId:objectId,title:!parent?metaObject.metaModels.length===0?metaObjectName:this._rootNames[metaObject.metaModels[0].id]||metaObjectName:metaObjectName&&metaObjectName!==""&&metaObjectName!=="Undefined"&&metaObjectName!=="Default"?metaObjectName:metaObjectType,type:metaObjectType,parent:parent,numEntities:0,numVisibleEntities:0,checked:false,xrayed:false,children:[]};if(parent){parent.children.push(node);}else{this._rootNodes.push(node);}this._objectNodes[node.objectId]=node;this._nodeNodes[node.nodeId]=node;if(children){for(var _i546=0,len=children.length;_i546<len;_i546++){var childMetaObject=children[_i546];this._createContainmentNodes2(childMetaObject,node);}}}},{key:"_doSortNodes",value:function _doSortNodes(){for(var _i547=0,len=this._rootNodes.length;_i547<len;_i547++){var rootNode=this._rootNodes[_i547];this._sortChildren(rootNode);}}},{key:"_sortChildren",value:function _sortChildren(node){var children=node.children;if(!children||children.length===0){return;}var firstChild=children[0];if(this._hierarchy==="storeys"&&firstChild.type==="IfcBuildingStorey"){children.sort(this._getSpatialSortFunc());}else{children.sort(this._alphaSortFunc);}for(var _i548=0,len=children.length;_i548<len;_i548++){var _node8=children[_i548];this._sortChildren(_node8);}}},{key:"_getSpatialSortFunc",value:function _getSpatialSortFunc(){// Creates cached sort func with Viewer in scope
 var viewer=this.viewer;var scene=viewer.scene;var camera=scene.camera;var metaScene=viewer.metaScene;return this._spatialSortFunc||(this._spatialSortFunc=function(node1,node2){if(!node1.aabb||!node2.aabb){// Sorting on lowest point of the AABB is likely more more robust when objects could overlap storeys
 if(!node1.aabb){node1.aabb=scene.getAABB(metaScene.getObjectIDsInSubtree(node1.objectId));}if(!node2.aabb){node2.aabb=scene.getAABB(metaScene.getObjectIDsInSubtree(node2.objectId));}}var idx=0;if(camera.xUp){idx=0;}else if(camera.yUp){idx=1;}else{idx=2;}if(node1.aabb[idx]>node2.aabb[idx]){return-1;}if(node1.aabb[idx]<node2.aabb[idx]){return 1;}return 0;});}},{key:"_alphaSortFunc",value:function _alphaSortFunc(node1,node2){var title1=node1.title.toUpperCase();// FIXME: Should be case sensitive?
-var title2=node2.title.toUpperCase();if(title1<title2){return-1;}if(title1>title2){return 1;}return 0;}},{key:"_synchNodesToEntities",value:function _synchNodesToEntities(){var objectIds=Object.keys(this.viewer.metaScene.metaObjects);var metaObjects=this._viewer.metaScene.metaObjects;var objects=this._viewer.scene.objects;for(var _i550=0,len=objectIds.length;_i550<len;_i550++){var objectId=objectIds[_i550];var metaObject=metaObjects[objectId];if(metaObject){var _node9=this._objectNodes[objectId];if(_node9){var entity=objects[objectId];if(entity){var visible=entity.visible;_node9.numEntities=1;_node9.xrayed=entity.xrayed;if(visible){_node9.numVisibleEntities=1;_node9.checked=true;}else{_node9.numVisibleEntities=0;_node9.checked=false;}var parent=_node9.parent;// Synch parents
-while(parent){parent.numEntities++;if(visible){parent.numVisibleEntities++;parent.checked=true;}parent=parent.parent;}}}}}}},{key:"_withNodeTree",value:function _withNodeTree(node,callback){callback(node);var children=node.children;if(!children){return;}for(var _i551=0,len=children.length;_i551<len;_i551++){this._withNodeTree(children[_i551],callback);}}},{key:"_createTrees",value:function _createTrees(){var _this155=this;if(this._rootNodes.length===0){return;}var rootNodeElements=this._rootNodes.map(function(rootNode){return _this155._createNodeElement(rootNode);});var rootNode=this._renderService.createRootNode();rootNodeElements.forEach(function(nodeElement){rootNode.appendChild(nodeElement);});this._containerElement.appendChild(rootNode);this._rootElement=rootNode;}},{key:"_createNodeElement",value:function _createNodeElement(node){var _this156=this;var contextmenuHandler=function contextmenuHandler(event){_this156.fire("contextmenu",{event:event,viewer:_this156._viewer,treeViewPlugin:_this156,treeViewNode:node});event.preventDefault();};var onclickHandler=function onclickHandler(event){_this156.fire("nodeTitleClicked",{event:event,viewer:_this156._viewer,treeViewPlugin:_this156,treeViewNode:node});event.preventDefault();};return this._renderService.createNodeElement(node,this._switchExpandHandler,this._checkboxChangeHandler,contextmenuHandler,onclickHandler);}},{key:"_expandSwitchElement",value:function _expandSwitchElement(switchElement){var _this157=this;var expanded=this._renderService.isExpanded(switchElement);if(expanded){return;}var nodeId=this._renderService.getId(switchElement);var nodeElements=this._nodeNodes[nodeId].children.map(function(node){return _this157._createNodeElement(node);});this._renderService.addChildren(switchElement,nodeElements);this._renderService.expand(switchElement,this._switchExpandHandler,this._switchCollapseHandler);}},{key:"_collapseNode",value:function _collapseNode(nodeId){var switchElement=this._renderService.getSwitchElement(nodeId);this._collapseSwitchElement(switchElement);}},{key:"_collapseSwitchElement",value:function _collapseSwitchElement(switchElement){this._renderService.collapse(switchElement,this._switchExpandHandler,this._switchCollapseHandler);}}]);return TreeViewPlugin;}(Plugin);/**
+var title2=node2.title.toUpperCase();if(title1<title2){return-1;}if(title1>title2){return 1;}return 0;}},{key:"_synchNodesToEntities",value:function _synchNodesToEntities(){var objectIds=Object.keys(this.viewer.metaScene.metaObjects);var metaObjects=this._viewer.metaScene.metaObjects;var objects=this._viewer.scene.objects;for(var _i549=0,len=objectIds.length;_i549<len;_i549++){var objectId=objectIds[_i549];var metaObject=metaObjects[objectId];if(metaObject){var _node9=this._objectNodes[objectId];if(_node9){var entity=objects[objectId];if(entity){var visible=entity.visible;_node9.numEntities=1;_node9.xrayed=entity.xrayed;if(visible){_node9.numVisibleEntities=1;_node9.checked=true;}else{_node9.numVisibleEntities=0;_node9.checked=false;}var parent=_node9.parent;// Synch parents
+while(parent){parent.numEntities++;if(visible){parent.numVisibleEntities++;parent.checked=true;}parent=parent.parent;}}}}}}},{key:"_withNodeTree",value:function _withNodeTree(node,callback){callback(node);var children=node.children;if(!children){return;}for(var _i550=0,len=children.length;_i550<len;_i550++){this._withNodeTree(children[_i550],callback);}}},{key:"_createTrees",value:function _createTrees(){var _this155=this;if(this._rootNodes.length===0){return;}var rootNodeElements=this._rootNodes.map(function(rootNode){return _this155._createNodeElement(rootNode);});var rootNode=this._renderService.createRootNode();rootNodeElements.forEach(function(nodeElement){rootNode.appendChild(nodeElement);});this._containerElement.appendChild(rootNode);this._rootElement=rootNode;}},{key:"_createNodeElement",value:function _createNodeElement(node){var _this156=this;var contextmenuHandler=function contextmenuHandler(event){_this156.fire("contextmenu",{event:event,viewer:_this156._viewer,treeViewPlugin:_this156,treeViewNode:node});event.preventDefault();};var onclickHandler=function onclickHandler(event){_this156.fire("nodeTitleClicked",{event:event,viewer:_this156._viewer,treeViewPlugin:_this156,treeViewNode:node});event.preventDefault();};return this._renderService.createNodeElement(node,this._switchExpandHandler,this._checkboxChangeHandler,contextmenuHandler,onclickHandler);}},{key:"_expandSwitchElement",value:function _expandSwitchElement(switchElement){var _this157=this;var expanded=this._renderService.isExpanded(switchElement);if(expanded){return;}var nodeId=this._renderService.getId(switchElement);var nodeElements=this._nodeNodes[nodeId].children.map(function(node){return _this157._createNodeElement(node);});this._renderService.addChildren(switchElement,nodeElements);this._renderService.expand(switchElement,this._switchExpandHandler,this._switchCollapseHandler);}},{key:"_collapseNode",value:function _collapseNode(nodeId){var switchElement=this._renderService.getSwitchElement(nodeId);this._collapseSwitchElement(switchElement);}},{key:"_collapseSwitchElement",value:function _collapseSwitchElement(switchElement){this._renderService.collapse(switchElement,this._switchExpandHandler,this._switchCollapseHandler);}}]);return TreeViewPlugin;}(Plugin);/**
  * For each Entity in its Scene, efficiently combines updates from multiple culling systems into a single "culled" state.
  *
  * Two culling systems are supported:
@@ -27646,7 +27646,7 @@ this._objectsViewCulled=[];// A flag for each object to indicate its view-cull s
 this._objectsDetailCulled=[];// A flag for each object to indicate its detail-cull status
 this._objectsChanged=[];// A flag for each object, set whenever its cull status has changed since last _applyChanges()
 this._objectsChangedList=[];// A list of objects whose cull status has changed, applied and cleared by _applyChanges()
-this._modelInfos={};this._numObjects=0;this._lenObjectsChangedList=0;this._dirty=true;this._onModelLoaded=scene.on("modelLoaded",function(modelId){var model=scene.models[modelId];if(model){_this158._addModel(model);}});this._onTick=scene.on("tick",function(){if(_this158._dirty){_this158._build();}_this158._applyChanges();});}_createClass(ObjectCullStates,[{key:"_addModel",value:function _addModel(model){var _this159=this;var modelInfo={model:model,onDestroyed:model.on("destroyed",function(){_this159._removeModel(model);})};this._modelInfos[model.id]=modelInfo;this._dirty=true;}},{key:"_removeModel",value:function _removeModel(model){var modelInfo=this._modelInfos[model.id];if(modelInfo){modelInfo.model.off(modelInfo.onDestroyed);delete this._modelInfos[model.id];this._dirty=true;}}},{key:"_build",value:function _build(){if(!this._dirty){return;}this._applyChanges();var objects=this._scene.objects;for(var _i552=0;_i552<this._numObjects;_i552++){this._objects[_i552]=null;}this._numObjects=0;for(var objectId in objects){var entity=objects[objectId];this._objects[this._numObjects++]=entity;}this._lenObjectsChangedList=0;this._dirty=false;}},{key:"_applyChanges",value:function _applyChanges(){if(this._lenObjectsChangedList>0){for(var _i553=0;_i553<this._lenObjectsChangedList;_i553++){var objectIdx=this._objectsChangedList[_i553];var object=this._objects[objectIdx];var viewCulled=this._objectsViewCulled[objectIdx];var detailCulled=this._objectsDetailCulled[objectIdx];var culled=viewCulled||detailCulled;object.culled=culled;this._objectsChanged[objectIdx]=false;}this._lenObjectsChangedList=0;}}/**
+this._modelInfos={};this._numObjects=0;this._lenObjectsChangedList=0;this._dirty=true;this._onModelLoaded=scene.on("modelLoaded",function(modelId){var model=scene.models[modelId];if(model){_this158._addModel(model);}});this._onTick=scene.on("tick",function(){if(_this158._dirty){_this158._build();}_this158._applyChanges();});}_createClass(ObjectCullStates,[{key:"_addModel",value:function _addModel(model){var _this159=this;var modelInfo={model:model,onDestroyed:model.on("destroyed",function(){_this159._removeModel(model);})};this._modelInfos[model.id]=modelInfo;this._dirty=true;}},{key:"_removeModel",value:function _removeModel(model){var modelInfo=this._modelInfos[model.id];if(modelInfo){modelInfo.model.off(modelInfo.onDestroyed);delete this._modelInfos[model.id];this._dirty=true;}}},{key:"_build",value:function _build(){if(!this._dirty){return;}this._applyChanges();var objects=this._scene.objects;for(var _i551=0;_i551<this._numObjects;_i551++){this._objects[_i551]=null;}this._numObjects=0;for(var objectId in objects){var entity=objects[objectId];this._objects[this._numObjects++]=entity;}this._lenObjectsChangedList=0;this._dirty=false;}},{key:"_applyChanges",value:function _applyChanges(){if(this._lenObjectsChangedList>0){for(var _i552=0;_i552<this._lenObjectsChangedList;_i552++){var objectIdx=this._objectsChangedList[_i552];var object=this._objects[objectIdx];var viewCulled=this._objectsViewCulled[objectIdx];var detailCulled=this._objectsDetailCulled[objectIdx];var culled=viewCulled||detailCulled;object.culled=culled;this._objectsChanged[objectIdx]=false;}this._lenObjectsChangedList=0;}}/**
      * Array of {@link Entity} instances that represent objects in the {@link Scene}.
      *
      * ObjectCullStates rebuilds this from {@link Scene#objects} whenever ````Scene```` fires a ````modelLoaded```` event.
@@ -27722,7 +27722,7 @@ _this160._maxTreeDepth=cfg.maxTreeDepth||MAX_KD_TREE_DEPTH;_this160._modelInfos=
      * Gets whether view culling is enabled.
      *
      * @retutns {Boolean} Whether view culling is enabled.
-     */function get(){return this._enabled;},set:function set(enabled){this._enabled=enabled;}},{key:"_addModel",value:function _addModel(model){var _this161=this;var modelInfo={model:model,onDestroyed:model.on("destroyed",function(){_this161._removeModel(model);})};this._modelInfos[model.id]=modelInfo;this._kdTreeDirty=true;}},{key:"_removeModel",value:function _removeModel(model){var modelInfo=this._modelInfos[model.id];if(modelInfo){modelInfo.model.off(modelInfo.onDestroyed);delete this._modelInfos[model.id];this._kdTreeDirty=true;}}},{key:"_doCull",value:function _doCull(){var cullDirty=this._frustumDirty||this._kdTreeDirty;if(this._frustumDirty){this._buildFrustum();}if(this._kdTreeDirty){this._buildKDTree();}if(cullDirty){var kdNode=this._kdRoot;if(kdNode){this._visitKDNode(kdNode);}}}},{key:"_buildFrustum",value:function _buildFrustum(){var camera=this.viewer.scene.camera;setFrustum(this._frustum,camera.viewMatrix,camera.projMatrix);this._frustumDirty=false;}},{key:"_buildKDTree",value:function _buildKDTree(){var viewer=this.viewer;var scene=viewer.scene;var depth=0;if(this._kdRoot);this._kdRoot={aabb:scene.getAABB(),intersection:Frustum$1.INTERSECT};for(var objectIdx=0,len=this._objectCullStates.numObjects;objectIdx<len;objectIdx++){var entity=this._objectCullStates.objects[objectIdx];this._insertEntityIntoKDTree(this._kdRoot,entity,objectIdx,depth+1);}this._kdTreeDirty=false;}},{key:"_insertEntityIntoKDTree",value:function _insertEntityIntoKDTree(kdNode,entity,objectIdx,depth){var entityAABB=entity.aabb;if(depth>=this._maxTreeDepth){kdNode.objects=kdNode.objects||[];kdNode.objects.push(objectIdx);math.expandAABB3(kdNode.aabb,entityAABB);return;}if(kdNode.left){if(math.containsAABB3(kdNode.left.aabb,entityAABB)){this._insertEntityIntoKDTree(kdNode.left,entity,objectIdx,depth+1);return;}}if(kdNode.right){if(math.containsAABB3(kdNode.right.aabb,entityAABB)){this._insertEntityIntoKDTree(kdNode.right,entity,objectIdx,depth+1);return;}}var nodeAABB=kdNode.aabb;kdTreeDimLength[0]=nodeAABB[3]-nodeAABB[0];kdTreeDimLength[1]=nodeAABB[4]-nodeAABB[1];kdTreeDimLength[2]=nodeAABB[5]-nodeAABB[2];var dim=0;if(kdTreeDimLength[1]>kdTreeDimLength[dim]){dim=1;}if(kdTreeDimLength[2]>kdTreeDimLength[dim]){dim=2;}if(!kdNode.left){var aabbLeft=nodeAABB.slice();aabbLeft[dim+3]=(nodeAABB[dim]+nodeAABB[dim+3])/2.0;kdNode.left={aabb:aabbLeft,intersection:Frustum$1.INTERSECT};if(math.containsAABB3(aabbLeft,entityAABB)){this._insertEntityIntoKDTree(kdNode.left,entity,objectIdx,depth+1);return;}}if(!kdNode.right){var aabbRight=nodeAABB.slice();aabbRight[dim]=(nodeAABB[dim]+nodeAABB[dim+3])/2.0;kdNode.right={aabb:aabbRight,intersection:Frustum$1.INTERSECT};if(math.containsAABB3(aabbRight,entityAABB)){this._insertEntityIntoKDTree(kdNode.right,entity,objectIdx,depth+1);return;}}kdNode.objects=kdNode.objects||[];kdNode.objects.push(objectIdx);math.expandAABB3(kdNode.aabb,entityAABB);}},{key:"_visitKDNode",value:function _visitKDNode(kdNode){var intersects=arguments.length>1&&arguments[1]!==undefined?arguments[1]:Frustum$1.INTERSECT;if(intersects!==Frustum$1.INTERSECT&&kdNode.intersects===intersects){return;}if(intersects===Frustum$1.INTERSECT){intersects=frustumIntersectsAABB3(this._frustum,kdNode.aabb);kdNode.intersects=intersects;}var culled=intersects===Frustum$1.OUTSIDE;var objects=kdNode.objects;if(objects&&objects.length>0){for(var _i554=0,len=objects.length;_i554<len;_i554++){var objectIdx=objects[_i554];this._objectCullStates.setObjectViewCulled(objectIdx,culled);}}if(kdNode.left){this._visitKDNode(kdNode.left,intersects);}if(kdNode.right){this._visitKDNode(kdNode.right,intersects);}}/**
+     */function get(){return this._enabled;},set:function set(enabled){this._enabled=enabled;}},{key:"_addModel",value:function _addModel(model){var _this161=this;var modelInfo={model:model,onDestroyed:model.on("destroyed",function(){_this161._removeModel(model);})};this._modelInfos[model.id]=modelInfo;this._kdTreeDirty=true;}},{key:"_removeModel",value:function _removeModel(model){var modelInfo=this._modelInfos[model.id];if(modelInfo){modelInfo.model.off(modelInfo.onDestroyed);delete this._modelInfos[model.id];this._kdTreeDirty=true;}}},{key:"_doCull",value:function _doCull(){var cullDirty=this._frustumDirty||this._kdTreeDirty;if(this._frustumDirty){this._buildFrustum();}if(this._kdTreeDirty){this._buildKDTree();}if(cullDirty){var kdNode=this._kdRoot;if(kdNode){this._visitKDNode(kdNode);}}}},{key:"_buildFrustum",value:function _buildFrustum(){var camera=this.viewer.scene.camera;setFrustum(this._frustum,camera.viewMatrix,camera.projMatrix);this._frustumDirty=false;}},{key:"_buildKDTree",value:function _buildKDTree(){var viewer=this.viewer;var scene=viewer.scene;var depth=0;if(this._kdRoot);this._kdRoot={aabb:scene.getAABB(),intersection:Frustum$1.INTERSECT};for(var objectIdx=0,len=this._objectCullStates.numObjects;objectIdx<len;objectIdx++){var entity=this._objectCullStates.objects[objectIdx];this._insertEntityIntoKDTree(this._kdRoot,entity,objectIdx,depth+1);}this._kdTreeDirty=false;}},{key:"_insertEntityIntoKDTree",value:function _insertEntityIntoKDTree(kdNode,entity,objectIdx,depth){var entityAABB=entity.aabb;if(depth>=this._maxTreeDepth){kdNode.objects=kdNode.objects||[];kdNode.objects.push(objectIdx);math.expandAABB3(kdNode.aabb,entityAABB);return;}if(kdNode.left){if(math.containsAABB3(kdNode.left.aabb,entityAABB)){this._insertEntityIntoKDTree(kdNode.left,entity,objectIdx,depth+1);return;}}if(kdNode.right){if(math.containsAABB3(kdNode.right.aabb,entityAABB)){this._insertEntityIntoKDTree(kdNode.right,entity,objectIdx,depth+1);return;}}var nodeAABB=kdNode.aabb;kdTreeDimLength[0]=nodeAABB[3]-nodeAABB[0];kdTreeDimLength[1]=nodeAABB[4]-nodeAABB[1];kdTreeDimLength[2]=nodeAABB[5]-nodeAABB[2];var dim=0;if(kdTreeDimLength[1]>kdTreeDimLength[dim]){dim=1;}if(kdTreeDimLength[2]>kdTreeDimLength[dim]){dim=2;}if(!kdNode.left){var aabbLeft=nodeAABB.slice();aabbLeft[dim+3]=(nodeAABB[dim]+nodeAABB[dim+3])/2.0;kdNode.left={aabb:aabbLeft,intersection:Frustum$1.INTERSECT};if(math.containsAABB3(aabbLeft,entityAABB)){this._insertEntityIntoKDTree(kdNode.left,entity,objectIdx,depth+1);return;}}if(!kdNode.right){var aabbRight=nodeAABB.slice();aabbRight[dim]=(nodeAABB[dim]+nodeAABB[dim+3])/2.0;kdNode.right={aabb:aabbRight,intersection:Frustum$1.INTERSECT};if(math.containsAABB3(aabbRight,entityAABB)){this._insertEntityIntoKDTree(kdNode.right,entity,objectIdx,depth+1);return;}}kdNode.objects=kdNode.objects||[];kdNode.objects.push(objectIdx);math.expandAABB3(kdNode.aabb,entityAABB);}},{key:"_visitKDNode",value:function _visitKDNode(kdNode){var intersects=arguments.length>1&&arguments[1]!==undefined?arguments[1]:Frustum$1.INTERSECT;if(intersects!==Frustum$1.INTERSECT&&kdNode.intersects===intersects){return;}if(intersects===Frustum$1.INTERSECT){intersects=frustumIntersectsAABB3(this._frustum,kdNode.aabb);kdNode.intersects=intersects;}var culled=intersects===Frustum$1.OUTSIDE;var objects=kdNode.objects;if(objects&&objects.length>0){for(var _i553=0,len=objects.length;_i553<len;_i553++){var objectIdx=objects[_i553];this._objectCullStates.setObjectViewCulled(objectIdx,culled);}}if(kdNode.left){this._visitKDNode(kdNode.left,intersects);}if(kdNode.right){this._visitKDNode(kdNode.right,intersects);}}/**
      * @private
      */},{key:"send",value:function send(name,value){}/**
      * Destroys this ViewCullPlugin.
@@ -27747,7 +27747,7 @@ _this160._maxTreeDepth=cfg.maxTreeDepth||MAX_KD_TREE_DEPTH;_this160._modelInfos=
      * @param {Function} ok Callback fired on success, argument is the ````.xkt```` file in an arraybuffer.
      * @param {Function} error Callback fired on error.
      */},{key:"getXKT",value:function getXKT(src,ok,error){var defaultCallback=function defaultCallback(){};ok=ok||defaultCallback;error=error||defaultCallback;var dataUriRegex=/^data:(.*?)(;base64)?,(.*)$/;var dataUriRegexResult=src.match(dataUriRegex);if(dataUriRegexResult){// Safari can't handle data URIs through XMLHttpRequest
-var isBase64=!!dataUriRegexResult[2];var data=dataUriRegexResult[3];data=window.decodeURIComponent(data);if(isBase64){data=window.atob(data);}try{var buffer=new ArrayBuffer(data.length);var view=new Uint8Array(buffer);for(var i=0;i<data.length;i++){view[i]=data.charCodeAt(i);}ok(buffer);}catch(errMsg){error(errMsg);}}else{var request=new XMLHttpRequest();request.open('GET',this._cacheBusterURL(src),true);request.responseType='arraybuffer';request.onreadystatechange=function(){if(request.readyState===4){if(request.status===200){ok(request.response);}else{error('getXKT error : '+request.response);}}};request.send(null);}}}]);return XKTDefaultDataSource;}();/*! pako 2.1.0 https://github.com/nodeca/pako @license (MIT AND Zlib) */!function(t,e){"object"==(typeof exports==="undefined"?"undefined":_typeof(exports))&&"undefined"!=typeof module?e(exports):"function"==typeof define&&define.amd?define(["exports"],e):e((t="undefined"!=typeof globalThis?globalThis:t||self).pako={});}(undefined,function(t){function e(t){var e=t.length;for(;--e>=0;){t[e]=0;}}var a=256,i=286,n=30,s=15,r=new Uint8Array([0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0]),o=new Uint8Array([0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13]),l=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,3,7]),h=new Uint8Array([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]),d=new Array(576);e(d);var _=new Array(60);e(_);var f=new Array(512);e(f);var c=new Array(256);e(c);var u=new Array(29);e(u);var w=new Array(n);function m(t,e,a,i,n){this.static_tree=t,this.extra_bits=e,this.extra_base=a,this.elems=i,this.max_length=n,this.has_stree=t&&t.length;}var b,g,p;function k(t,e){this.dyn_tree=t,this.max_code=0,this.stat_desc=e;}e(w);var v=function v(t){return t<256?f[t]:f[256+(t>>>7)];},y=function y(t,e){t.pending_buf[t.pending++]=255&e,t.pending_buf[t.pending++]=e>>>8&255;},x=function x(t,e,a){t.bi_valid>16-a?(t.bi_buf|=e<<t.bi_valid&65535,y(t,t.bi_buf),t.bi_buf=e>>16-t.bi_valid,t.bi_valid+=a-16):(t.bi_buf|=e<<t.bi_valid&65535,t.bi_valid+=a);},z=function z(t,e,a){x(t,a[2*e],a[2*e+1]);},A=function A(t,e){var a=0;do{a|=1&t,t>>>=1,a<<=1;}while(--e>0);return a>>>1;},E=function E(t,e,a){var i=new Array(16);var n,r,o=0;for(n=1;n<=s;n++){o=o+a[n-1]<<1,i[n]=o;}for(r=0;r<=e;r++){var _e2=t[2*r+1];0!==_e2&&(t[2*r]=A(i[_e2]++,_e2));}},R=function R(t){var e;for(e=0;e<i;e++){t.dyn_ltree[2*e]=0;}for(e=0;e<n;e++){t.dyn_dtree[2*e]=0;}for(e=0;e<19;e++){t.bl_tree[2*e]=0;}t.dyn_ltree[512]=1,t.opt_len=t.static_len=0,t.sym_next=t.matches=0;},Z=function Z(t){t.bi_valid>8?y(t,t.bi_buf):t.bi_valid>0&&(t.pending_buf[t.pending++]=t.bi_buf),t.bi_buf=0,t.bi_valid=0;},U=function U(t,e,a,i){var n=2*e,s=2*a;return t[n]<t[s]||t[n]===t[s]&&i[e]<=i[a];},S=function S(t,e,a){var i=t.heap[a];var 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o,l,h,d=-1;for(t.heap_len=0,t.heap_max=573,o=0;o<r;o++){0!==a[2*o]?(t.heap[++t.heap_len]=d=o,t.depth[o]=0):a[2*o+1]=0;}for(;t.heap_len<2;){h=t.heap[++t.heap_len]=d<2?++d:0,a[2*h]=1,t.depth[h]=0,t.opt_len--,n&&(t.static_len-=i[2*h+1]);}for(e.max_code=d,o=t.heap_len>>1;o>=1;o--){S(t,a,o);}h=r;do{o=t.heap[1],t.heap[1]=t.heap[t.heap_len--],S(t,a,1),l=t.heap[1],t.heap[--t.heap_max]=o,t.heap[--t.heap_max]=l,a[2*h]=a[2*o]+a[2*l],t.depth[h]=(t.depth[o]>=t.depth[l]?t.depth[o]:t.depth[l])+1,a[2*o+1]=a[2*l+1]=h,t.heap[1]=h++,S(t,a,1);}while(t.heap_len>=2);t.heap[--t.heap_max]=t.heap[1],function(t,e){var a=e.dyn_tree,i=e.max_code,n=e.stat_desc.static_tree,r=e.stat_desc.has_stree,o=e.stat_desc.extra_bits,l=e.stat_desc.extra_base,h=e.stat_desc.max_length;var 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1;if(0===t.lookahead)break;}if(a=0,t.lookahead>=3&&(t.ins_h=yt(t,t.ins_h,t.window[t.strstart+3-1]),a=t.prev[t.strstart&t.w_mask]=t.head[t.ins_h],t.head[t.ins_h]=t.strstart),t.prev_length=t.match_length,t.prev_match=t.match_start,t.match_length=2,0!==a&&t.prev_length<t.max_lazy_match&&t.strstart-a<=t.w_size-ut&&(t.match_length=Zt(t,a),t.match_length<=5&&(t.strategy===rt||3===t.match_length&&t.strstart-t.match_start>4096)&&(t.match_length=2)),t.prev_length>=3&&t.match_length<=t.prev_length){n=t.strstart+t.lookahead-3,i=X(t,t.strstart-1-t.prev_match,t.prev_length-3),t.lookahead-=t.prev_length-1,t.prev_length-=2;do{++t.strstart<=n&&(t.ins_h=yt(t,t.ins_h,t.window[t.strstart+3-1]),a=t.prev[t.strstart&t.w_mask]=t.head[t.ins_h],t.head[t.ins_h]=t.strstart);}while(0!=--t.prev_length);if(t.match_available=0,t.match_length=2,t.strstart++,i&&(zt(t,!1),0===t.strm.avail_out))return 1;}else if(t.match_available){if(i=X(t,0,t.window[t.strstart-1]),i&&zt(t,!1),t.strstart++,t.lookahead--,0===t.strm.avail_out)return 1;}else t.match_available=1,t.strstart++,t.lookahead--;}return t.match_available&&(i=X(t,0,t.window[t.strstart-1]),t.match_available=0),t.insert=t.strstart<2?t.strstart:2,e===V?(zt(t,!0),0===t.strm.avail_out?3:4):t.sym_next&&(zt(t,!1),0===t.strm.avail_out)?1:2;};function Ot(t,e,a,i,n){this.good_length=t,this.max_lazy=e,this.nice_length=a,this.max_chain=i,this.func=n;}var It=[new Ot(0,0,0,0,St),new Ot(4,4,8,4,Dt),new Ot(4,5,16,8,Dt),new Ot(4,6,32,32,Dt),new Ot(4,4,16,16,Tt),new Ot(8,16,32,32,Tt),new Ot(8,16,128,128,Tt),new Ot(8,32,128,256,Tt),new Ot(32,128,258,1024,Tt),new Ot(32,258,258,4096,Tt)];function Ft(){this.strm=null,this.status=0,this.pending_buf=null,this.pending_buf_size=0,this.pending_out=0,this.pending=0,this.wrap=0,this.gzhead=null,this.gzindex=0,this.method=ft,this.last_flush=-1,this.w_size=0,this.w_bits=0,this.w_mask=0,this.window=null,this.window_size=0,this.prev=null,this.head=null,this.ins_h=0,this.hash_size=0,this.hash_bits=0,this.hash_mask=0,this.hash_shift=0,this.block_start=0,this.match_length=0,this.prev_match=0,this.match_available=0,this.strstart=0,this.match_start=0,this.lookahead=0,this.prev_length=0,this.max_chain_length=0,this.max_lazy_match=0,this.level=0,this.strategy=0,this.good_match=0,this.nice_match=0,this.dyn_ltree=new Uint16Array(1146),this.dyn_dtree=new Uint16Array(122),this.bl_tree=new Uint16Array(78),kt(this.dyn_ltree),kt(this.dyn_dtree),kt(this.bl_tree),this.l_desc=null,this.d_desc=null,this.bl_desc=null,this.bl_count=new Uint16Array(16),this.heap=new Uint16Array(573),kt(this.heap),this.heap_len=0,this.heap_max=0,this.depth=new Uint16Array(573),kt(this.depth),this.sym_buf=0,this.lit_bufsize=0,this.sym_next=0,this.sym_end=0,this.opt_len=0,this.static_len=0,this.matches=0,this.insert=0,this.bi_buf=0,this.bi_valid=0;}var Lt=function Lt(t){if(!t)return 1;var e=t.state;return!e||e.strm!==t||e.status!==wt&&57!==e.status&&69!==e.status&&73!==e.status&&91!==e.status&&103!==e.status&&e.status!==mt&&e.status!==bt?1:0;},Nt=function Nt(t){if(Lt(t))return gt(t,at);t.total_in=t.total_out=0,t.data_type=_t;var e=t.state;return e.pending=0,e.pending_out=0,e.wrap<0&&(e.wrap=-e.wrap),e.status=2===e.wrap?57:e.wrap?wt:mt,t.adler=2===e.wrap?0:1,e.last_flush=-2,P(e),tt;},Bt=function Bt(t){var e=Nt(t);var a;return e===tt&&((a=t.state).window_size=2*a.w_size,kt(a.head),a.max_lazy_match=It[a.level].max_lazy,a.good_match=It[a.level].good_length,a.nice_match=It[a.level].nice_length,a.max_chain_length=It[a.level].max_chain,a.strstart=0,a.block_start=0,a.lookahead=0,a.insert=0,a.match_length=a.prev_length=2,a.match_available=0,a.ins_h=0),e;},Ct=function Ct(t,e,a,i,n,s){if(!t)return at;var r=1;if(e===st&&(e=6),i<0?(r=0,i=-i):i>15&&(r=2,i-=16),n<1||n>9||a!==ft||i<8||i>15||e<0||e>9||s<0||s>ht||8===i&&1!==r)return gt(t,at);8===i&&(i=9);var o=new Ft();return t.state=o,o.strm=t,o.status=wt,o.wrap=r,o.gzhead=null,o.w_bits=i,o.w_size=1<<o.w_bits,o.w_mask=o.w_size-1,o.hash_bits=n+7,o.hash_size=1<<o.hash_bits,o.hash_mask=o.hash_size-1,o.hash_shift=~~((o.hash_bits+3-1)/3),o.window=new Uint8Array(2*o.w_size),o.head=new Uint16Array(o.hash_size),o.prev=new Uint16Array(o.w_size),o.lit_bufsize=1<<n+6,o.pending_buf_size=4*o.lit_bufsize,o.pending_buf=new Uint8Array(o.pending_buf_size),o.sym_buf=o.lit_bufsize,o.sym_end=3*(o.lit_bufsize-1),o.level=e,o.strategy=s,o.method=a,Bt(t);};var Mt={deflateInit:function deflateInit(t,e){return Ct(t,e,ft,15,8,dt);},deflateInit2:Ct,deflateReset:Bt,deflateResetKeep:Nt,deflateSetHeader:function deflateSetHeader(t,e){return Lt(t)||2!==t.state.wrap?at:(t.state.gzhead=e,tt);},deflate:function deflate(t,e){if(Lt(t)||e>$||e<0)return t?gt(t,at):at;var a=t.state;if(!t.output||0!==t.avail_in&&!t.input||a.status===bt&&e!==V)return gt(t,0===t.avail_out?nt:at);var i=a.last_flush;if(a.last_flush=e,0!==a.pending){if(xt(t),0===t.avail_out)return a.last_flush=-1,tt;}else if(0===t.avail_in&&pt(e)<=pt(i)&&e!==V)return gt(t,nt);if(a.status===bt&&0!==t.avail_in)return gt(t,nt);if(a.status===wt&&0===a.wrap&&(a.status=mt),a.status===wt){var _e3=ft+(a.w_bits-8<<4)<<8,_i555=-1;if(_i555=a.strategy>=ot||a.level<2?0:a.level<6?1:6===a.level?2:3,_e3|=_i555<<6,0!==a.strstart&&(_e3|=32),_e3+=31-_e3%31,Et(a,_e3),0!==a.strstart&&(Et(a,t.adler>>>16),Et(a,65535&t.adler)),t.adler=1,a.status=mt,xt(t),0!==a.pending)return a.last_flush=-1,tt;}if(57===a.status)if(t.adler=0,At(a,31),At(a,139),At(a,8),a.gzhead)At(a,(a.gzhead.text?1:0)+(a.gzhead.hcrc?2:0)+(a.gzhead.extra?4:0)+(a.gzhead.name?8:0)+(a.gzhead.comment?16:0)),At(a,255&a.gzhead.time),At(a,a.gzhead.time>>8&255),At(a,a.gzhead.time>>16&255),At(a,a.gzhead.time>>24&255),At(a,9===a.level?2:a.strategy>=ot||a.level<2?4:0),At(a,255&a.gzhead.os),a.gzhead.extra&&a.gzhead.extra.length&&(At(a,255&a.gzhead.extra.length),At(a,a.gzhead.extra.length>>8&255)),a.gzhead.hcrc&&(t.adler=H(t.adler,a.pending_buf,a.pending,0)),a.gzindex=0,a.status=69;else if(At(a,0),At(a,0),At(a,0),At(a,0),At(a,0),At(a,9===a.level?2:a.strategy>=ot||a.level<2?4:0),At(a,3),a.status=mt,xt(t),0!==a.pending)return a.last_flush=-1,tt;if(69===a.status){if(a.gzhead.extra){var _e4=a.pending,_i556=(65535&a.gzhead.extra.length)-a.gzindex;for(;a.pending+_i556>a.pending_buf_size;){var _n3=a.pending_buf_size-a.pending;if(a.pending_buf.set(a.gzhead.extra.subarray(a.gzindex,a.gzindex+_n3),a.pending),a.pending=a.pending_buf_size,a.gzhead.hcrc&&a.pending>_e4&&(t.adler=H(t.adler,a.pending_buf,a.pending-_e4,_e4)),a.gzindex+=_n3,xt(t),0!==a.pending)return a.last_flush=-1,tt;_e4=0,_i556-=_n3;}var _n2=new Uint8Array(a.gzhead.extra);a.pending_buf.set(_n2.subarray(a.gzindex,a.gzindex+_i556),a.pending),a.pending+=_i556,a.gzhead.hcrc&&a.pending>_e4&&(t.adler=H(t.adler,a.pending_buf,a.pending-_e4,_e4)),a.gzindex=0;}a.status=73;}if(73===a.status){if(a.gzhead.name){var _e5,_i557=a.pending;do{if(a.pending===a.pending_buf_size){if(a.gzhead.hcrc&&a.pending>_i557&&(t.adler=H(t.adler,a.pending_buf,a.pending-_i557,_i557)),xt(t),0!==a.pending)return a.last_flush=-1,tt;_i557=0;}_e5=a.gzindex<a.gzhead.name.length?255&a.gzhead.name.charCodeAt(a.gzindex++):0,At(a,_e5);}while(0!==_e5);a.gzhead.hcrc&&a.pending>_i557&&(t.adler=H(t.adler,a.pending_buf,a.pending-_i557,_i557)),a.gzindex=0;}a.status=91;}if(91===a.status){if(a.gzhead.comment){var _e6,_i558=a.pending;do{if(a.pending===a.pending_buf_size){if(a.gzhead.hcrc&&a.pending>_i558&&(t.adler=H(t.adler,a.pending_buf,a.pending-_i558,_i558)),xt(t),0!==a.pending)return a.last_flush=-1,tt;_i558=0;}_e6=a.gzindex<a.gzhead.comment.length?255&a.gzhead.comment.charCodeAt(a.gzindex++):0,At(a,_e6);}while(0!==_e6);a.gzhead.hcrc&&a.pending>_i558&&(t.adler=H(t.adler,a.pending_buf,a.pending-_i558,_i558));}a.status=103;}if(103===a.status){if(a.gzhead.hcrc){if(a.pending+2>a.pending_buf_size&&(xt(t),0!==a.pending))return a.last_flush=-1,tt;At(a,255&t.adler),At(a,t.adler>>8&255),t.adler=0;}if(a.status=mt,xt(t),0!==a.pending)return a.last_flush=-1,tt;}if(0!==t.avail_in||0!==a.lookahead||e!==q&&a.status!==bt){var _i559=0===a.level?St(a,e):a.strategy===ot?function(t,e){var a;for(;;){if(0===t.lookahead&&(Ut(t),0===t.lookahead)){if(e===q)return 1;break;}if(t.match_length=0,a=X(t,0,t.window[t.strstart]),t.lookahead--,t.strstart++,a&&(zt(t,!1),0===t.strm.avail_out))return 1;}return t.insert=0,e===V?(zt(t,!0),0===t.strm.avail_out?3:4):t.sym_next&&(zt(t,!1),0===t.strm.avail_out)?1:2;}(a,e):a.strategy===lt?function(t,e){var a,i,n,s;var r=t.window;for(;;){if(t.lookahead<=ct){if(Ut(t),t.lookahead<=ct&&e===q)return 1;if(0===t.lookahead)break;}if(t.match_length=0,t.lookahead>=3&&t.strstart>0&&(n=t.strstart-1,i=r[n],i===r[++n]&&i===r[++n]&&i===r[++n])){s=t.strstart+ct;do{}while(i===r[++n]&&i===r[++n]&&i===r[++n]&&i===r[++n]&&i===r[++n]&&i===r[++n]&&i===r[++n]&&i===r[++n]&&n<s);t.match_length=ct-(s-n),t.match_length>t.lookahead&&(t.match_length=t.lookahead);}if(t.match_length>=3?(a=X(t,1,t.match_length-3),t.lookahead-=t.match_length,t.strstart+=t.match_length,t.match_length=0):(a=X(t,0,t.window[t.strstart]),t.lookahead--,t.strstart++),a&&(zt(t,!1),0===t.strm.avail_out))return 1;}return t.insert=0,e===V?(zt(t,!0),0===t.strm.avail_out?3:4):t.sym_next&&(zt(t,!1),0===t.strm.avail_out)?1:2;}(a,e):It[a.level].func(a,e);if(3!==_i559&&4!==_i559||(a.status=bt),1===_i559||3===_i559)return 0===t.avail_out&&(a.last_flush=-1),tt;if(2===_i559&&(e===J?W(a):e!==$&&(Y(a,0,0,!1),e===Q&&(kt(a.head),0===a.lookahead&&(a.strstart=0,a.block_start=0,a.insert=0))),xt(t),0===t.avail_out))return a.last_flush=-1,tt;}return e!==V?tt:a.wrap<=0?et:(2===a.wrap?(At(a,255&t.adler),At(a,t.adler>>8&255),At(a,t.adler>>16&255),At(a,t.adler>>24&255),At(a,255&t.total_in),At(a,t.total_in>>8&255),At(a,t.total_in>>16&255),At(a,t.total_in>>24&255)):(Et(a,t.adler>>>16),Et(a,65535&t.adler)),xt(t),a.wrap>0&&(a.wrap=-a.wrap),0!==a.pending?tt:et);},deflateEnd:function deflateEnd(t){if(Lt(t))return at;var e=t.state.status;return t.state=null,e===mt?gt(t,it):tt;},deflateSetDictionary:function deflateSetDictionary(t,e){var a=e.length;if(Lt(t))return at;var i=t.state,n=i.wrap;if(2===n||1===n&&i.status!==wt||i.lookahead)return at;if(1===n&&(t.adler=C(t.adler,e,a,0)),i.wrap=0,a>=i.w_size){0===n&&(kt(i.head),i.strstart=0,i.block_start=0,i.insert=0);var _t2=new Uint8Array(i.w_size);_t2.set(e.subarray(a-i.w_size,a),0),e=_t2,a=i.w_size;}var s=t.avail_in,r=t.next_in,o=t.input;for(t.avail_in=a,t.next_in=0,t.input=e,Ut(i);i.lookahead>=3;){var _t3=i.strstart,_e7=i.lookahead-2;do{i.ins_h=yt(i,i.ins_h,i.window[_t3+3-1]),i.prev[_t3&i.w_mask]=i.head[i.ins_h],i.head[i.ins_h]=_t3,_t3++;}while(--_e7);i.strstart=_t3,i.lookahead=2,Ut(i);}return i.strstart+=i.lookahead,i.block_start=i.strstart,i.insert=i.lookahead,i.lookahead=0,i.match_length=i.prev_length=2,i.match_available=0,t.next_in=r,t.input=o,t.avail_in=s,i.wrap=n,tt;},deflateInfo:"pako deflate (from Nodeca project)"};var Ht=function Ht(t,e){return Object.prototype.hasOwnProperty.call(t,e);};var jt=function jt(t){var e=Array.prototype.slice.call(arguments,1);for(;e.length;){var _a7=e.shift();if(_a7){if("object"!=_typeof(_a7))throw new TypeError(_a7+"must be non-object");for(var _e8 in _a7){Ht(_a7,_e8)&&(t[_e8]=_a7[_e8]);}}}return t;},Kt=function Kt(t){var e=0;for(var _a8=0,_i560=t.length;_a8<_i560;_a8++){e+=t[_a8].length;}var a=new Uint8Array(e);for(var _e9=0,_i561=0,_n4=t.length;_e9<_n4;_e9++){var _n5=t[_e9];a.set(_n5,_i561),_i561+=_n5.length;}return a;};var Pt=!0;try{String.fromCharCode.apply(null,new Uint8Array(1));}catch(t){Pt=!1;}var Yt=new Uint8Array(256);for(var _t4=0;_t4<256;_t4++){Yt[_t4]=_t4>=252?6:_t4>=248?5:_t4>=240?4:_t4>=224?3:_t4>=192?2:1;}Yt[254]=Yt[254]=1;var Gt=function Gt(t){if("function"==typeof TextEncoder&&TextEncoder.prototype.encode)return new TextEncoder().encode(t);var e,a,i,n,s,r=t.length,o=0;for(n=0;n<r;n++){a=t.charCodeAt(n),55296==(64512&a)&&n+1<r&&(i=t.charCodeAt(n+1),56320==(64512&i)&&(a=65536+(a-55296<<10)+(i-56320),n++)),o+=a<128?1:a<2048?2:a<65536?3:4;}for(e=new Uint8Array(o),s=0,n=0;s<o;n++){a=t.charCodeAt(n),55296==(64512&a)&&n+1<r&&(i=t.charCodeAt(n+1),56320==(64512&i)&&(a=65536+(a-55296<<10)+(i-56320),n++)),a<128?e[s++]=a:a<2048?(e[s++]=192|a>>>6,e[s++]=128|63&a):a<65536?(e[s++]=224|a>>>12,e[s++]=128|a>>>6&63,e[s++]=128|63&a):(e[s++]=240|a>>>18,e[s++]=128|a>>>12&63,e[s++]=128|a>>>6&63,e[s++]=128|63&a);}return e;},Xt=function Xt(t,e){var a=e||t.length;if("function"==typeof TextDecoder&&TextDecoder.prototype.decode)return new TextDecoder().decode(t.subarray(0,e));var i,n;var s=new Array(2*a);for(n=0,i=0;i<a;){var _e10=t[i++];if(_e10<128){s[n++]=_e10;continue;}var _r5=Yt[_e10];if(_r5>4)s[n++]=65533,i+=_r5-1;else{for(_e10&=2===_r5?31:3===_r5?15:7;_r5>1&&i<a;){_e10=_e10<<6|63&t[i++],_r5--;}_r5>1?s[n++]=65533:_e10<65536?s[n++]=_e10:(_e10-=65536,s[n++]=55296|_e10>>10&1023,s[n++]=56320|1023&_e10);}}return function(t,e){if(e<65534&&t.subarray&&Pt)return String.fromCharCode.apply(null,t.length===e?t:t.subarray(0,e));var a="";for(var _i562=0;_i562<e;_i562++){a+=String.fromCharCode(t[_i562]);}return a;}(s,n);},Wt=function Wt(t,e){(e=e||t.length)>t.length&&(e=t.length);var a=e-1;for(;a>=0&&128==(192&t[a]);){a--;}return a<0||0===a?e:a+Yt[t[a]]>e?a:e;};var qt=function qt(){this.input=null,this.next_in=0,this.avail_in=0,this.total_in=0,this.output=null,this.next_out=0,this.avail_out=0,this.total_out=0,this.msg="",this.state=null,this.data_type=2,this.adler=0;};var Jt=Object.prototype.toString,Qt=K.Z_NO_FLUSH,Vt=K.Z_SYNC_FLUSH,$t=K.Z_FULL_FLUSH,te=K.Z_FINISH,ee=K.Z_OK,ae=K.Z_STREAM_END,ie=K.Z_DEFAULT_COMPRESSION,ne=K.Z_DEFAULT_STRATEGY,se=K.Z_DEFLATED;function re(t){this.options=jt({level:ie,method:se,chunkSize:16384,windowBits:15,memLevel:8,strategy:ne},t||{});var e=this.options;e.raw&&e.windowBits>0?e.windowBits=-e.windowBits:e.gzip&&e.windowBits>0&&e.windowBits<16&&(e.windowBits+=16),this.err=0,this.msg="",this.ended=!1,this.chunks=[],this.strm=new qt(),this.strm.avail_out=0;var a=Mt.deflateInit2(this.strm,e.level,e.method,e.windowBits,e.memLevel,e.strategy);if(a!==ee)throw new Error(j[a]);if(e.header&&Mt.deflateSetHeader(this.strm,e.header),e.dictionary){var _t5;if(_t5="string"==typeof e.dictionary?Gt(e.dictionary):"[object ArrayBuffer]"===Jt.call(e.dictionary)?new Uint8Array(e.dictionary):e.dictionary,a=Mt.deflateSetDictionary(this.strm,_t5),a!==ee)throw new Error(j[a]);this._dict_set=!0;}}function oe(t,e){var a=new re(e);if(a.push(t,!0),a.err)throw a.msg||j[a.err];return a.result;}re.prototype.push=function(t,e){var a=this.strm,i=this.options.chunkSize;var n,s;if(this.ended)return!1;for(s=e===~~e?e:!0===e?te:Qt,"string"==typeof t?a.input=Gt(t):"[object ArrayBuffer]"===Jt.call(t)?a.input=new Uint8Array(t):a.input=t,a.next_in=0,a.avail_in=a.input.length;;){if(0===a.avail_out&&(a.output=new Uint8Array(i),a.next_out=0,a.avail_out=i),(s===Vt||s===$t)&&a.avail_out<=6)this.onData(a.output.subarray(0,a.next_out)),a.avail_out=0;else{if(n=Mt.deflate(a,s),n===ae)return a.next_out>0&&this.onData(a.output.subarray(0,a.next_out)),n=Mt.deflateEnd(this.strm),this.onEnd(n),this.ended=!0,n===ee;if(0!==a.avail_out){if(s>0&&a.next_out>0)this.onData(a.output.subarray(0,a.next_out)),a.avail_out=0;else if(0===a.avail_in)break;}else this.onData(a.output);}}return!0;},re.prototype.onData=function(t){this.chunks.push(t);},re.prototype.onEnd=function(t){t===ee&&(this.result=Kt(this.chunks)),this.chunks=[],this.err=t,this.msg=this.strm.msg;};var le={Deflate:re,deflate:oe,deflateRaw:function deflateRaw(t,e){return(e=e||{}).raw=!0,oe(t,e);},gzip:function gzip(t,e){return(e=e||{}).gzip=!0,oe(t,e);},constants:K};var he=16209;var de=function de(t,e){var a,i,n,s,r,o,l,h,d,_,f,c,u,w,m,b,g,p,k,v,y,x,z,A;var E=t.state;a=t.next_in,z=t.input,i=a+(t.avail_in-5),n=t.next_out,A=t.output,s=n-(e-t.avail_out),r=n+(t.avail_out-257),o=E.dmax,l=E.wsize,h=E.whave,d=E.wnext,_=E.window,f=E.hold,c=E.bits,u=E.lencode,w=E.distcode,m=(1<<E.lenbits)-1,b=(1<<E.distbits)-1;t:do{c<15&&(f+=z[a++]<<c,c+=8,f+=z[a++]<<c,c+=8),g=u[f&m];e:for(;;){if(p=g>>>24,f>>>=p,c-=p,p=g>>>16&255,0===p)A[n++]=65535&g;else{if(!(16&p)){if(0==(64&p)){g=u[(65535&g)+(f&(1<<p)-1)];continue e;}if(32&p){E.mode=16191;break t;}t.msg="invalid literal/length code",E.mode=he;break t;}k=65535&g,p&=15,p&&(c<p&&(f+=z[a++]<<c,c+=8),k+=f&(1<<p)-1,f>>>=p,c-=p),c<15&&(f+=z[a++]<<c,c+=8,f+=z[a++]<<c,c+=8),g=w[f&b];a:for(;;){if(p=g>>>24,f>>>=p,c-=p,p=g>>>16&255,!(16&p)){if(0==(64&p)){g=w[(65535&g)+(f&(1<<p)-1)];continue a;}t.msg="invalid distance code",E.mode=he;break t;}if(v=65535&g,p&=15,c<p&&(f+=z[a++]<<c,c+=8,c<p&&(f+=z[a++]<<c,c+=8)),v+=f&(1<<p)-1,v>o){t.msg="invalid distance too far back",E.mode=he;break t;}if(f>>>=p,c-=p,p=n-s,v>p){if(p=v-p,p>h&&E.sane){t.msg="invalid distance too far back",E.mode=he;break t;}if(y=0,x=_,0===d){if(y+=l-p,p<k){k-=p;do{A[n++]=_[y++];}while(--p);y=n-v,x=A;}}else if(d<p){if(y+=l+d-p,p-=d,p<k){k-=p;do{A[n++]=_[y++];}while(--p);if(y=0,d<k){p=d,k-=p;do{A[n++]=_[y++];}while(--p);y=n-v,x=A;}}}else if(y+=d-p,p<k){k-=p;do{A[n++]=_[y++];}while(--p);y=n-v,x=A;}for(;k>2;){A[n++]=x[y++],A[n++]=x[y++],A[n++]=x[y++],k-=3;}k&&(A[n++]=x[y++],k>1&&(A[n++]=x[y++]));}else{y=n-v;do{A[n++]=A[y++],A[n++]=A[y++],A[n++]=A[y++],k-=3;}while(k>2);k&&(A[n++]=A[y++],k>1&&(A[n++]=A[y++]));}break;}}break;}}while(a<i&&n<r);k=c>>3,a-=k,c-=k<<3,f&=(1<<c)-1,t.next_in=a,t.next_out=n,t.avail_in=a<i?i-a+5:5-(a-i),t.avail_out=n<r?r-n+257:257-(n-r),E.hold=f,E.bits=c;};var _e=15,fe=new Uint16Array([3,4,5,6,7,8,9,10,11,13,15,17,19,23,27,31,35,43,51,59,67,83,99,115,131,163,195,227,258,0,0]),ce=new Uint8Array([16,16,16,16,16,16,16,16,17,17,17,17,18,18,18,18,19,19,19,19,20,20,20,20,21,21,21,21,16,72,78]),ue=new Uint16Array([1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577,0,0]),we=new Uint8Array([16,16,16,16,17,17,18,18,19,19,20,20,21,21,22,22,23,23,24,24,25,25,26,26,27,27,28,28,29,29,64,64]);var me=function me(t,e,a,i,n,s,r,o){var l=o.bits;var h,d,_,f,c,u,w=0,m=0,b=0,g=0,p=0,k=0,v=0,y=0,x=0,z=0,A=null;var E=new Uint16Array(16),R=new Uint16Array(16);var Z,U,S,D=null;for(w=0;w<=_e;w++){E[w]=0;}for(m=0;m<i;m++){E[e[a+m]]++;}for(p=l,g=_e;g>=1&&0===E[g];g--){;}if(p>g&&(p=g),0===g)return n[s++]=20971520,n[s++]=20971520,o.bits=1,0;for(b=1;b<g&&0===E[b];b++){;}for(p<b&&(p=b),y=1,w=1;w<=_e;w++){if(y<<=1,y-=E[w],y<0)return-1;}if(y>0&&(0===t||1!==g))return-1;for(R[1]=0,w=1;w<_e;w++){R[w+1]=R[w]+E[w];}for(m=0;m<i;m++){0!==e[a+m]&&(r[R[e[a+m]]++]=m);}if(0===t?(A=D=r,u=20):1===t?(A=fe,D=ce,u=257):(A=ue,D=we,u=0),z=0,m=0,w=b,c=s,k=p,v=0,_=-1,x=1<<p,f=x-1,1===t&&x>852||2===t&&x>592)return 1;for(;;){Z=w-v,r[m]+1<u?(U=0,S=r[m]):r[m]>=u?(U=D[r[m]-u],S=A[r[m]-u]):(U=96,S=0),h=1<<w-v,d=1<<k,b=d;do{d-=h,n[c+(z>>v)+d]=Z<<24|U<<16|S|0;}while(0!==d);for(h=1<<w-1;z&h;){h>>=1;}if(0!==h?(z&=h-1,z+=h):z=0,m++,0==--E[w]){if(w===g)break;w=e[a+r[m]];}if(w>p&&(z&f)!==_){for(0===v&&(v=p),c+=b,k=w-v,y=1<<k;k+v<g&&(y-=E[k+v],!(y<=0));){k++,y<<=1;}if(x+=1<<k,1===t&&x>852||2===t&&x>592)return 1;_=z&f,n[_]=p<<24|k<<16|c-s|0;}}return 0!==z&&(n[c+z]=w-v<<24|64<<16|0),o.bits=p,0;};var be=K.Z_FINISH,ge=K.Z_BLOCK,pe=K.Z_TREES,ke=K.Z_OK,ve=K.Z_STREAM_END,ye=K.Z_NEED_DICT,xe=K.Z_STREAM_ERROR,ze=K.Z_DATA_ERROR,Ae=K.Z_MEM_ERROR,Ee=K.Z_BUF_ERROR,Re=K.Z_DEFLATED,Ze=16180,Ue=16190,Se=16191,De=16192,Te=16194,Oe=16199,Ie=16200,Fe=16206,Le=16209,Ne=function Ne(t){return(t>>>24&255)+(t>>>8&65280)+((65280&t)<<8)+((255&t)<<24);};function Be(){this.strm=null,this.mode=0,this.last=!1,this.wrap=0,this.havedict=!1,this.flags=0,this.dmax=0,this.check=0,this.total=0,this.head=null,this.wbits=0,this.wsize=0,this.whave=0,this.wnext=0,this.window=null,this.hold=0,this.bits=0,this.length=0,this.offset=0,this.extra=0,this.lencode=null,this.distcode=null,this.lenbits=0,this.distbits=0,this.ncode=0,this.nlen=0,this.ndist=0,this.have=0,this.next=null,this.lens=new Uint16Array(320),this.work=new Uint16Array(288),this.lendyn=null,this.distdyn=null,this.sane=0,this.back=0,this.was=0;}var Ce=function Ce(t){if(!t)return 1;var e=t.state;return!e||e.strm!==t||e.mode<Ze||e.mode>16211?1:0;},Me=function Me(t){if(Ce(t))return xe;var e=t.state;return t.total_in=t.total_out=e.total=0,t.msg="",e.wrap&&(t.adler=1&e.wrap),e.mode=Ze,e.last=0,e.havedict=0,e.flags=-1,e.dmax=32768,e.head=null,e.hold=0,e.bits=0,e.lencode=e.lendyn=new Int32Array(852),e.distcode=e.distdyn=new Int32Array(592),e.sane=1,e.back=-1,ke;},He=function He(t){if(Ce(t))return xe;var e=t.state;return e.wsize=0,e.whave=0,e.wnext=0,Me(t);},je=function je(t,e){var a;if(Ce(t))return xe;var i=t.state;return e<0?(a=0,e=-e):(a=5+(e>>4),e<48&&(e&=15)),e&&(e<8||e>15)?xe:(null!==i.window&&i.wbits!==e&&(i.window=null),i.wrap=a,i.wbits=e,He(t));},Ke=function Ke(t,e){if(!t)return xe;var a=new Be();t.state=a,a.strm=t,a.window=null,a.mode=Ze;var i=je(t,e);return i!==ke&&(t.state=null),i;};var Pe,Ye,Ge=!0;var Xe=function Xe(t){if(Ge){Pe=new Int32Array(512),Ye=new Int32Array(32);var _e11=0;for(;_e11<144;){t.lens[_e11++]=8;}for(;_e11<256;){t.lens[_e11++]=9;}for(;_e11<280;){t.lens[_e11++]=7;}for(;_e11<288;){t.lens[_e11++]=8;}for(me(1,t.lens,0,288,Pe,0,t.work,{bits:9}),_e11=0;_e11<32;){t.lens[_e11++]=5;}me(2,t.lens,0,32,Ye,0,t.work,{bits:5}),Ge=!1;}t.lencode=Pe,t.lenbits=9,t.distcode=Ye,t.distbits=5;},We=function We(t,e,a,i){var n;var s=t.state;return null===s.window&&(s.wsize=1<<s.wbits,s.wnext=0,s.whave=0,s.window=new Uint8Array(s.wsize)),i>=s.wsize?(s.window.set(e.subarray(a-s.wsize,a),0),s.wnext=0,s.whave=s.wsize):(n=s.wsize-s.wnext,n>i&&(n=i),s.window.set(e.subarray(a-i,a-i+n),s.wnext),(i-=n)?(s.window.set(e.subarray(a-i,a),0),s.wnext=i,s.whave=s.wsize):(s.wnext+=n,s.wnext===s.wsize&&(s.wnext=0),s.whave<s.wsize&&(s.whave+=n))),0;};var qe={inflateReset:He,inflateReset2:je,inflateResetKeep:Me,inflateInit:function inflateInit(t){return Ke(t,15);},inflateInit2:Ke,inflate:function inflate(t,e){var a,i,n,s,r,o,l,h,d,_,f,c,u,w,m,b,g,p,k,v,y,x,z=0;var A=new Uint8Array(4);var E,R;var Z=new Uint8Array([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]);if(Ce(t)||!t.output||!t.input&&0!==t.avail_in)return xe;a=t.state,a.mode===Se&&(a.mode=De),r=t.next_out,n=t.output,l=t.avail_out,s=t.next_in,i=t.input,o=t.avail_in,h=a.hold,d=a.bits,_=o,f=l,x=ke;t:for(;;){switch(a.mode){case Ze:if(0===a.wrap){a.mode=De;break;}for(;d<16;){if(0===o)break 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t;o--,h+=i[s++]<<d,d+=8;}a.head&&(a.head.time=h),512&a.flags&&4&a.wrap&&(A[0]=255&h,A[1]=h>>>8&255,A[2]=h>>>16&255,A[3]=h>>>24&255,a.check=H(a.check,A,4,0)),h=0,d=0,a.mode=16183;case 16183:for(;d<16;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}a.head&&(a.head.xflags=255&h,a.head.os=h>>8),512&a.flags&&4&a.wrap&&(A[0]=255&h,A[1]=h>>>8&255,a.check=H(a.check,A,2,0)),h=0,d=0,a.mode=16184;case 16184:if(1024&a.flags){for(;d<16;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}a.length=h,a.head&&(a.head.extra_len=h),512&a.flags&&4&a.wrap&&(A[0]=255&h,A[1]=h>>>8&255,a.check=H(a.check,A,2,0)),h=0,d=0;}else a.head&&(a.head.extra=null);a.mode=16185;case 16185:if(1024&a.flags&&(c=a.length,c>o&&(c=o),c&&(a.head&&(y=a.head.extra_len-a.length,a.head.extra||(a.head.extra=new Uint8Array(a.head.extra_len)),a.head.extra.set(i.subarray(s,s+c),y)),512&a.flags&&4&a.wrap&&(a.check=H(a.check,i,c,s)),o-=c,s+=c,a.length-=c),a.length))break t;a.length=0,a.mode=16186;case 16186:if(2048&a.flags){if(0===o)break t;c=0;do{y=i[s+c++],a.head&&y&&a.length<65536&&(a.head.name+=String.fromCharCode(y));}while(y&&c<o);if(512&a.flags&&4&a.wrap&&(a.check=H(a.check,i,c,s)),o-=c,s+=c,y)break t;}else a.head&&(a.head.name=null);a.length=0,a.mode=16187;case 16187:if(4096&a.flags){if(0===o)break t;c=0;do{y=i[s+c++],a.head&&y&&a.length<65536&&(a.head.comment+=String.fromCharCode(y));}while(y&&c<o);if(512&a.flags&&4&a.wrap&&(a.check=H(a.check,i,c,s)),o-=c,s+=c,y)break t;}else a.head&&(a.head.comment=null);a.mode=16188;case 16188:if(512&a.flags){for(;d<16;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}if(4&a.wrap&&h!==(65535&a.check)){t.msg="header crc mismatch",a.mode=Le;break;}h=0,d=0;}a.head&&(a.head.hcrc=a.flags>>9&1,a.head.done=!0),t.adler=a.check=0,a.mode=Se;break;case 16189:for(;d<32;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}t.adler=a.check=Ne(h),h=0,d=0,a.mode=Ue;case Ue:if(0===a.havedict)return t.next_out=r,t.avail_out=l,t.next_in=s,t.avail_in=o,a.hold=h,a.bits=d,ye;t.adler=a.check=1,a.mode=Se;case Se:if(e===ge||e===pe)break t;case De:if(a.last){h>>>=7&d,d-=7&d,a.mode=Fe;break;}for(;d<3;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}switch(a.last=1&h,h>>>=1,d-=1,3&h){case 0:a.mode=16193;break;case 1:if(Xe(a),a.mode=Oe,e===pe){h>>>=2,d-=2;break t;}break;case 2:a.mode=16196;break;case 3:t.msg="invalid block type",a.mode=Le;}h>>>=2,d-=2;break;case 16193:for(h>>>=7&d,d-=7&d;d<32;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}if((65535&h)!=(h>>>16^65535)){t.msg="invalid stored block lengths",a.mode=Le;break;}if(a.length=65535&h,h=0,d=0,a.mode=Te,e===pe)break t;case Te:a.mode=16195;case 16195:if(c=a.length,c){if(c>o&&(c=o),c>l&&(c=l),0===c)break t;n.set(i.subarray(s,s+c),r),o-=c,s+=c,l-=c,r+=c,a.length-=c;break;}a.mode=Se;break;case 16196:for(;d<14;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}if(a.nlen=257+(31&h),h>>>=5,d-=5,a.ndist=1+(31&h),h>>>=5,d-=5,a.ncode=4+(15&h),h>>>=4,d-=4,a.nlen>286||a.ndist>30){t.msg="too many length or distance symbols",a.mode=Le;break;}a.have=0,a.mode=16197;case 16197:for(;a.have<a.ncode;){for(;d<3;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}a.lens[Z[a.have++]]=7&h,h>>>=3,d-=3;}for(;a.have<19;){a.lens[Z[a.have++]]=0;}if(a.lencode=a.lendyn,a.lenbits=7,E={bits:a.lenbits},x=me(0,a.lens,0,19,a.lencode,0,a.work,E),a.lenbits=E.bits,x){t.msg="invalid code lengths set",a.mode=Le;break;}a.have=0,a.mode=16198;case 16198:for(;a.have<a.nlen+a.ndist;){for(;z=a.lencode[h&(1<<a.lenbits)-1],m=z>>>24,b=z>>>16&255,g=65535&z,!(m<=d);){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}if(g<16)h>>>=m,d-=m,a.lens[a.have++]=g;else{if(16===g){for(R=m+2;d<R;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}if(h>>>=m,d-=m,0===a.have){t.msg="invalid bit length repeat",a.mode=Le;break;}y=a.lens[a.have-1],c=3+(3&h),h>>>=2,d-=2;}else if(17===g){for(R=m+3;d<R;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}h>>>=m,d-=m,y=0,c=3+(7&h),h>>>=3,d-=3;}else{for(R=m+7;d<R;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}h>>>=m,d-=m,y=0,c=11+(127&h),h>>>=7,d-=7;}if(a.have+c>a.nlen+a.ndist){t.msg="invalid bit length 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i,n,s=-1,r=e[1],o=0,l=7,h=4;for(0===r&&(l=138,h=3),i=0;i<=a;i++){if(n=r,r=e[2*(i+1)+1],!(++o<l&&n===r)){if(o<h)do{z(t,n,t.bl_tree);}while(0!=--o);else 0!==n?(n!==s&&(z(t,n,t.bl_tree),o--),z(t,16,t.bl_tree),x(t,o-3,2)):o<=10?(z(t,17,t.bl_tree),x(t,o-3,3)):(z(t,18,t.bl_tree),x(t,o-11,7));o=0,s=n,0===r?(l=138,h=3):n===r?(l=6,h=3):(l=7,h=4);}}};var F=!1;var L=function L(t,e,a,i){x(t,0+(i?1:0),3),Z(t),y(t,a),y(t,~a),a&&t.pending_buf.set(t.window.subarray(e,e+a),t.pending),t.pending+=a;};var N=function N(t,e,i,n){var s,r,o=0;t.level>0?(2===t.strm.data_type&&(t.strm.data_type=function(t){var e,i=4093624447;for(e=0;e<=31;e++,i>>>=1){if(1&i&&0!==t.dyn_ltree[2*e])return 0;}if(0!==t.dyn_ltree[18]||0!==t.dyn_ltree[20]||0!==t.dyn_ltree[26])return 1;for(e=32;e<a;e++){if(0!==t.dyn_ltree[2*e])return 1;}return 0;}(t)),T(t,t.l_desc),T(t,t.d_desc),o=function(t){var e;for(O(t,t.dyn_ltree,t.l_desc.max_code),O(t,t.dyn_dtree,t.d_desc.max_code),T(t,t.bl_desc),e=18;e>=3&&0===t.bl_tree[2*h[e]+1];e--){;}return t.opt_len+=3*(e+1)+5+5+4,e;}(t),s=t.opt_len+3+7>>>3,r=t.static_len+3+7>>>3,r<=s&&(s=r)):s=r=i+5,i+4<=s&&-1!==e?L(t,e,i,n):4===t.strategy||r===s?(x(t,2+(n?1:0),3),D(t,d,_)):(x(t,4+(n?1:0),3),function(t,e,a,i){var n;for(x(t,e-257,5),x(t,a-1,5),x(t,i-4,4),n=0;n<i;n++){x(t,t.bl_tree[2*h[n]+1],3);}I(t,t.dyn_ltree,e-1),I(t,t.dyn_dtree,a-1);}(t,t.l_desc.max_code+1,t.d_desc.max_code+1,o+1),D(t,t.dyn_ltree,t.dyn_dtree)),R(t),n&&Z(t);},B={_tr_init:function _tr_init(t){F||(function(){var t,e,a,h,k;var v=new Array(16);for(a=0,h=0;h<28;h++){for(u[h]=a,t=0;t<1<<r[h];t++){c[a++]=h;}}for(c[a-1]=h,k=0,h=0;h<16;h++){for(w[h]=k,t=0;t<1<<o[h];t++){f[k++]=h;}}for(k>>=7;h<n;h++){for(w[h]=k<<7,t=0;t<1<<o[h]-7;t++){f[256+k++]=h;}}for(e=0;e<=s;e++){v[e]=0;}for(t=0;t<=143;){d[2*t+1]=8,t++,v[8]++;}for(;t<=255;){d[2*t+1]=9,t++,v[9]++;}for(;t<=279;){d[2*t+1]=7,t++,v[7]++;}for(;t<=287;){d[2*t+1]=8,t++,v[8]++;}for(E(d,287,v),t=0;t<n;t++){_[2*t+1]=5,_[2*t]=A(t,5);}b=new m(d,r,257,i,s),g=new m(_,o,0,n,s),p=new m(new Array(0),l,0,19,7);}(),F=!0),t.l_desc=new k(t.dyn_ltree,b),t.d_desc=new k(t.dyn_dtree,g),t.bl_desc=new k(t.bl_tree,p),t.bi_buf=0,t.bi_valid=0,R(t);},_tr_stored_block:L,_tr_flush_block:N,_tr_tally:function _tr_tally(t,e,i){return t.pending_buf[t.sym_buf+t.sym_next++]=e,t.pending_buf[t.sym_buf+t.sym_next++]=e>>8,t.pending_buf[t.sym_buf+t.sym_next++]=i,0===e?t.dyn_ltree[2*i]++:(t.matches++,e--,t.dyn_ltree[2*(c[i]+a+1)]++,t.dyn_dtree[2*v(e)]++),t.sym_next===t.sym_end;},_tr_align:function _tr_align(t){x(t,2,3),z(t,256,d),function(t){16===t.bi_valid?(y(t,t.bi_buf),t.bi_buf=0,t.bi_valid=0):t.bi_valid>=8&&(t.pending_buf[t.pending++]=255&t.bi_buf,t.bi_buf>>=8,t.bi_valid-=8);}(t);}};var C=function C(t,e,a,i){var n=65535&t|0,s=t>>>16&65535|0,r=0;for(;0!==a;){r=a>2e3?2e3:a,a-=r;do{n=n+e[i++]|0,s=s+n|0;}while(--r);n%=65521,s%=65521;}return n|s<<16|0;};var M=new Uint32Array(function(){var t,e=[];for(var a=0;a<256;a++){t=a;for(var i=0;i<8;i++){t=1&t?3988292384^t>>>1:t>>>1;}e[a]=t;}return e;}());var H=function H(t,e,a,i){var n=M,s=i+a;t^=-1;for(var _a6=i;_a6<s;_a6++){t=t>>>8^n[255&(t^e[_a6])];}return-1^t;},j={2:"need dictionary",1:"stream end",0:"","-1":"file error","-2":"stream error","-3":"data error","-4":"insufficient memory","-5":"buffer error","-6":"incompatible version"},K={Z_NO_FLUSH:0,Z_PARTIAL_FLUSH:1,Z_SYNC_FLUSH:2,Z_FULL_FLUSH:3,Z_FINISH:4,Z_BLOCK:5,Z_TREES:6,Z_OK:0,Z_STREAM_END:1,Z_NEED_DICT:2,Z_ERRNO:-1,Z_STREAM_ERROR:-2,Z_DATA_ERROR:-3,Z_MEM_ERROR:-4,Z_BUF_ERROR:-5,Z_NO_COMPRESSION:0,Z_BEST_SPEED:1,Z_BEST_COMPRESSION:9,Z_DEFAULT_COMPRESSION:-1,Z_FILTERED:1,Z_HUFFMAN_ONLY:2,Z_RLE:3,Z_FIXED:4,Z_DEFAULT_STRATEGY:0,Z_BINARY:0,Z_TEXT:1,Z_UNKNOWN:2,Z_DEFLATED:8};var P=B._tr_init,Y=B._tr_stored_block,G=B._tr_flush_block,X=B._tr_tally,W=B._tr_align,q=K.Z_NO_FLUSH,J=K.Z_PARTIAL_FLUSH,Q=K.Z_FULL_FLUSH,V=K.Z_FINISH,$=K.Z_BLOCK,tt=K.Z_OK,et=K.Z_STREAM_END,at=K.Z_STREAM_ERROR,it=K.Z_DATA_ERROR,nt=K.Z_BUF_ERROR,st=K.Z_DEFAULT_COMPRESSION,rt=K.Z_FILTERED,ot=K.Z_HUFFMAN_ONLY,lt=K.Z_RLE,ht=K.Z_FIXED,dt=K.Z_DEFAULT_STRATEGY,_t=K.Z_UNKNOWN,ft=K.Z_DEFLATED,ct=258,ut=262,wt=42,mt=113,bt=666,gt=function gt(t,e){return t.msg=j[e],e;},pt=function pt(t){return 2*t-(t>4?9:0);},kt=function kt(t){var e=t.length;for(;--e>=0;){t[e]=0;}},vt=function vt(t){var e,a,i,n=t.w_size;e=t.hash_size,i=e;do{a=t.head[--i],t.head[i]=a>=n?a-n:0;}while(--e);e=n,i=e;do{a=t.prev[--i],t.prev[i]=a>=n?a-n:0;}while(--e);};var yt=function yt(t,e,a){return(e<<t.hash_shift^a)&t.hash_mask;};var xt=function xt(t){var e=t.state;var a=e.pending;a>t.avail_out&&(a=t.avail_out),0!==a&&(t.output.set(e.pending_buf.subarray(e.pending_out,e.pending_out+a),t.next_out),t.next_out+=a,e.pending_out+=a,t.total_out+=a,t.avail_out-=a,e.pending-=a,0===e.pending&&(e.pending_out=0));},zt=function zt(t,e){G(t,t.block_start>=0?t.block_start:-1,t.strstart-t.block_start,e),t.block_start=t.strstart,xt(t.strm);},At=function At(t,e){t.pending_buf[t.pending++]=e;},Et=function Et(t,e){t.pending_buf[t.pending++]=e>>>8&255,t.pending_buf[t.pending++]=255&e;},Rt=function Rt(t,e,a,i){var n=t.avail_in;return n>i&&(n=i),0===n?0:(t.avail_in-=n,e.set(t.input.subarray(t.next_in,t.next_in+n),a),1===t.state.wrap?t.adler=C(t.adler,e,n,a):2===t.state.wrap&&(t.adler=H(t.adler,e,n,a)),t.next_in+=n,t.total_in+=n,n);},Zt=function Zt(t,e){var a,i,n=t.max_chain_length,s=t.strstart,r=t.prev_length,o=t.nice_match;var l=t.strstart>t.w_size-ut?t.strstart-(t.w_size-ut):0,h=t.window,d=t.w_mask,_=t.prev,f=t.strstart+ct;var 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a,i,n;do{if(i=t.window_size-t.lookahead-t.strstart,t.strstart>=e+(e-ut)&&(t.window.set(t.window.subarray(e,e+e-i),0),t.match_start-=e,t.strstart-=e,t.block_start-=e,t.insert>t.strstart&&(t.insert=t.strstart),vt(t),i+=e),0===t.strm.avail_in)break;if(a=Rt(t.strm,t.window,t.strstart+t.lookahead,i),t.lookahead+=a,t.lookahead+t.insert>=3)for(n=t.strstart-t.insert,t.ins_h=t.window[n],t.ins_h=yt(t,t.ins_h,t.window[n+1]);t.insert&&(t.ins_h=yt(t,t.ins_h,t.window[n+3-1]),t.prev[n&t.w_mask]=t.head[t.ins_h],t.head[t.ins_h]=n,n++,t.insert--,!(t.lookahead+t.insert<3));){;}}while(t.lookahead<ut&&0!==t.strm.avail_in);},St=function St(t,e){var a,i,n,s=t.pending_buf_size-5>t.w_size?t.w_size:t.pending_buf_size-5,r=0,o=t.strm.avail_in;do{if(a=65535,n=t.bi_valid+42>>3,t.strm.avail_out<n)break;if(n=t.strm.avail_out-n,i=t.strstart-t.block_start,a>i+t.strm.avail_in&&(a=i+t.strm.avail_in),a>n&&(a=n),a<s&&(0===a&&e!==V||e===q||a!==i+t.strm.avail_in))break;r=e===V&&a===i+t.strm.avail_in?1:0,Y(t,0,0,r),t.pending_buf[t.pending-4]=a,t.pending_buf[t.pending-3]=a>>8,t.pending_buf[t.pending-2]=~a,t.pending_buf[t.pending-1]=~a>>8,xt(t.strm),i&&(i>a&&(i=a),t.strm.output.set(t.window.subarray(t.block_start,t.block_start+i),t.strm.next_out),t.strm.next_out+=i,t.strm.avail_out-=i,t.strm.total_out+=i,t.block_start+=i,a-=i),a&&(Rt(t.strm,t.strm.output,t.strm.next_out,a),t.strm.next_out+=a,t.strm.avail_out-=a,t.strm.total_out+=a);}while(0===r);return 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Dt(t,e){var a,i;for(;;){if(t.lookahead<ut){if(Ut(t),t.lookahead<ut&&e===q)return 1;if(0===t.lookahead)break;}if(a=0,t.lookahead>=3&&(t.ins_h=yt(t,t.ins_h,t.window[t.strstart+3-1]),a=t.prev[t.strstart&t.w_mask]=t.head[t.ins_h],t.head[t.ins_h]=t.strstart),0!==a&&t.strstart-a<=t.w_size-ut&&(t.match_length=Zt(t,a)),t.match_length>=3){if(i=X(t,t.strstart-t.match_start,t.match_length-3),t.lookahead-=t.match_length,t.match_length<=t.max_lazy_match&&t.lookahead>=3){t.match_length--;do{t.strstart++,t.ins_h=yt(t,t.ins_h,t.window[t.strstart+3-1]),a=t.prev[t.strstart&t.w_mask]=t.head[t.ins_h],t.head[t.ins_h]=t.strstart;}while(0!=--t.match_length);t.strstart++;}else t.strstart+=t.match_length,t.match_length=0,t.ins_h=t.window[t.strstart],t.ins_h=yt(t,t.ins_h,t.window[t.strstart+1]);}else i=X(t,0,t.window[t.strstart]),t.lookahead--,t.strstart++;if(i&&(zt(t,!1),0===t.strm.avail_out))return 1;}return t.insert=t.strstart<2?t.strstart:2,e===V?(zt(t,!0),0===t.strm.avail_out?3:4):t.sym_next&&(zt(t,!1),0===t.strm.avail_out)?1:2;},Tt=function Tt(t,e){var a,i,n;for(;;){if(t.lookahead<ut){if(Ut(t),t.lookahead<ut&&e===q)return 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if(t.match_available){if(i=X(t,0,t.window[t.strstart-1]),i&&zt(t,!1),t.strstart++,t.lookahead--,0===t.strm.avail_out)return 1;}else t.match_available=1,t.strstart++,t.lookahead--;}return t.match_available&&(i=X(t,0,t.window[t.strstart-1]),t.match_available=0),t.insert=t.strstart<2?t.strstart:2,e===V?(zt(t,!0),0===t.strm.avail_out?3:4):t.sym_next&&(zt(t,!1),0===t.strm.avail_out)?1:2;};function Ot(t,e,a,i,n){this.good_length=t,this.max_lazy=e,this.nice_length=a,this.max_chain=i,this.func=n;}var It=[new Ot(0,0,0,0,St),new Ot(4,4,8,4,Dt),new Ot(4,5,16,8,Dt),new Ot(4,6,32,32,Dt),new Ot(4,4,16,16,Tt),new Ot(8,16,32,32,Tt),new Ot(8,16,128,128,Tt),new Ot(8,32,128,256,Tt),new Ot(32,128,258,1024,Tt),new Ot(32,258,258,4096,Tt)];function Ft(){this.strm=null,this.status=0,this.pending_buf=null,this.pending_buf_size=0,this.pending_out=0,this.pending=0,this.wrap=0,this.gzhead=null,this.gzindex=0,this.method=ft,this.last_flush=-1,this.w_size=0,this.w_bits=0,this.w_mask=0,this.window=null,this.window_size=0,this.prev=null,this.head=null,this.ins_h=0,this.hash_size=0,this.hash_bits=0,this.hash_mask=0,this.hash_shift=0,this.block_start=0,this.match_length=0,this.prev_match=0,this.match_available=0,this.strstart=0,this.match_start=0,this.lookahead=0,this.prev_length=0,this.max_chain_length=0,this.max_lazy_match=0,this.level=0,this.strategy=0,this.good_match=0,this.nice_match=0,this.dyn_ltree=new Uint16Array(1146),this.dyn_dtree=new Uint16Array(122),this.bl_tree=new Uint16Array(78),kt(this.dyn_ltree),kt(this.dyn_dtree),kt(this.bl_tree),this.l_desc=null,this.d_desc=null,this.bl_desc=null,this.bl_count=new Uint16Array(16),this.heap=new Uint16Array(573),kt(this.heap),this.heap_len=0,this.heap_max=0,this.depth=new Uint16Array(573),kt(this.depth),this.sym_buf=0,this.lit_bufsize=0,this.sym_next=0,this.sym_end=0,this.opt_len=0,this.static_len=0,this.matches=0,this.insert=0,this.bi_buf=0,this.bi_valid=0;}var Lt=function Lt(t){if(!t)return 1;var e=t.state;return!e||e.strm!==t||e.status!==wt&&57!==e.status&&69!==e.status&&73!==e.status&&91!==e.status&&103!==e.status&&e.status!==mt&&e.status!==bt?1:0;},Nt=function Nt(t){if(Lt(t))return gt(t,at);t.total_in=t.total_out=0,t.data_type=_t;var e=t.state;return e.pending=0,e.pending_out=0,e.wrap<0&&(e.wrap=-e.wrap),e.status=2===e.wrap?57:e.wrap?wt:mt,t.adler=2===e.wrap?0:1,e.last_flush=-2,P(e),tt;},Bt=function Bt(t){var e=Nt(t);var a;return e===tt&&((a=t.state).window_size=2*a.w_size,kt(a.head),a.max_lazy_match=It[a.level].max_lazy,a.good_match=It[a.level].good_length,a.nice_match=It[a.level].nice_length,a.max_chain_length=It[a.level].max_chain,a.strstart=0,a.block_start=0,a.lookahead=0,a.insert=0,a.match_length=a.prev_length=2,a.match_available=0,a.ins_h=0),e;},Ct=function Ct(t,e,a,i,n,s){if(!t)return at;var r=1;if(e===st&&(e=6),i<0?(r=0,i=-i):i>15&&(r=2,i-=16),n<1||n>9||a!==ft||i<8||i>15||e<0||e>9||s<0||s>ht||8===i&&1!==r)return gt(t,at);8===i&&(i=9);var o=new Ft();return t.state=o,o.strm=t,o.status=wt,o.wrap=r,o.gzhead=null,o.w_bits=i,o.w_size=1<<o.w_bits,o.w_mask=o.w_size-1,o.hash_bits=n+7,o.hash_size=1<<o.hash_bits,o.hash_mask=o.hash_size-1,o.hash_shift=~~((o.hash_bits+3-1)/3),o.window=new Uint8Array(2*o.w_size),o.head=new Uint16Array(o.hash_size),o.prev=new Uint16Array(o.w_size),o.lit_bufsize=1<<n+6,o.pending_buf_size=4*o.lit_bufsize,o.pending_buf=new Uint8Array(o.pending_buf_size),o.sym_buf=o.lit_bufsize,o.sym_end=3*(o.lit_bufsize-1),o.level=e,o.strategy=s,o.method=a,Bt(t);};var Mt={deflateInit:function deflateInit(t,e){return Ct(t,e,ft,15,8,dt);},deflateInit2:Ct,deflateReset:Bt,deflateResetKeep:Nt,deflateSetHeader:function deflateSetHeader(t,e){return Lt(t)||2!==t.state.wrap?at:(t.state.gzhead=e,tt);},deflate:function deflate(t,e){if(Lt(t)||e>$||e<0)return t?gt(t,at):at;var a=t.state;if(!t.output||0!==t.avail_in&&!t.input||a.status===bt&&e!==V)return gt(t,0===t.avail_out?nt:at);var i=a.last_flush;if(a.last_flush=e,0!==a.pending){if(xt(t),0===t.avail_out)return a.last_flush=-1,tt;}else if(0===t.avail_in&&pt(e)<=pt(i)&&e!==V)return gt(t,nt);if(a.status===bt&&0!==t.avail_in)return gt(t,nt);if(a.status===wt&&0===a.wrap&&(a.status=mt),a.status===wt){var _e3=ft+(a.w_bits-8<<4)<<8,_i554=-1;if(_i554=a.strategy>=ot||a.level<2?0:a.level<6?1:6===a.level?2:3,_e3|=_i554<<6,0!==a.strstart&&(_e3|=32),_e3+=31-_e3%31,Et(a,_e3),0!==a.strstart&&(Et(a,t.adler>>>16),Et(a,65535&t.adler)),t.adler=1,a.status=mt,xt(t),0!==a.pending)return a.last_flush=-1,tt;}if(57===a.status)if(t.adler=0,At(a,31),At(a,139),At(a,8),a.gzhead)At(a,(a.gzhead.text?1:0)+(a.gzhead.hcrc?2:0)+(a.gzhead.extra?4:0)+(a.gzhead.name?8:0)+(a.gzhead.comment?16:0)),At(a,255&a.gzhead.time),At(a,a.gzhead.time>>8&255),At(a,a.gzhead.time>>16&255),At(a,a.gzhead.time>>24&255),At(a,9===a.level?2:a.strategy>=ot||a.level<2?4:0),At(a,255&a.gzhead.os),a.gzhead.extra&&a.gzhead.extra.length&&(At(a,255&a.gzhead.extra.length),At(a,a.gzhead.extra.length>>8&255)),a.gzhead.hcrc&&(t.adler=H(t.adler,a.pending_buf,a.pending,0)),a.gzindex=0,a.status=69;else if(At(a,0),At(a,0),At(a,0),At(a,0),At(a,0),At(a,9===a.level?2:a.strategy>=ot||a.level<2?4:0),At(a,3),a.status=mt,xt(t),0!==a.pending)return a.last_flush=-1,tt;if(69===a.status){if(a.gzhead.extra){var _e4=a.pending,_i555=(65535&a.gzhead.extra.length)-a.gzindex;for(;a.pending+_i555>a.pending_buf_size;){var _n3=a.pending_buf_size-a.pending;if(a.pending_buf.set(a.gzhead.extra.subarray(a.gzindex,a.gzindex+_n3),a.pending),a.pending=a.pending_buf_size,a.gzhead.hcrc&&a.pending>_e4&&(t.adler=H(t.adler,a.pending_buf,a.pending-_e4,_e4)),a.gzindex+=_n3,xt(t),0!==a.pending)return a.last_flush=-1,tt;_e4=0,_i555-=_n3;}var _n2=new Uint8Array(a.gzhead.extra);a.pending_buf.set(_n2.subarray(a.gzindex,a.gzindex+_i555),a.pending),a.pending+=_i555,a.gzhead.hcrc&&a.pending>_e4&&(t.adler=H(t.adler,a.pending_buf,a.pending-_e4,_e4)),a.gzindex=0;}a.status=73;}if(73===a.status){if(a.gzhead.name){var _e5,_i556=a.pending;do{if(a.pending===a.pending_buf_size){if(a.gzhead.hcrc&&a.pending>_i556&&(t.adler=H(t.adler,a.pending_buf,a.pending-_i556,_i556)),xt(t),0!==a.pending)return a.last_flush=-1,tt;_i556=0;}_e5=a.gzindex<a.gzhead.name.length?255&a.gzhead.name.charCodeAt(a.gzindex++):0,At(a,_e5);}while(0!==_e5);a.gzhead.hcrc&&a.pending>_i556&&(t.adler=H(t.adler,a.pending_buf,a.pending-_i556,_i556)),a.gzindex=0;}a.status=91;}if(91===a.status){if(a.gzhead.comment){var _e6,_i557=a.pending;do{if(a.pending===a.pending_buf_size){if(a.gzhead.hcrc&&a.pending>_i557&&(t.adler=H(t.adler,a.pending_buf,a.pending-_i557,_i557)),xt(t),0!==a.pending)return a.last_flush=-1,tt;_i557=0;}_e6=a.gzindex<a.gzhead.comment.length?255&a.gzhead.comment.charCodeAt(a.gzindex++):0,At(a,_e6);}while(0!==_e6);a.gzhead.hcrc&&a.pending>_i557&&(t.adler=H(t.adler,a.pending_buf,a.pending-_i557,_i557));}a.status=103;}if(103===a.status){if(a.gzhead.hcrc){if(a.pending+2>a.pending_buf_size&&(xt(t),0!==a.pending))return a.last_flush=-1,tt;At(a,255&t.adler),At(a,t.adler>>8&255),t.adler=0;}if(a.status=mt,xt(t),0!==a.pending)return a.last_flush=-1,tt;}if(0!==t.avail_in||0!==a.lookahead||e!==q&&a.status!==bt){var _i558=0===a.level?St(a,e):a.strategy===ot?function(t,e){var a;for(;;){if(0===t.lookahead&&(Ut(t),0===t.lookahead)){if(e===q)return 1;break;}if(t.match_length=0,a=X(t,0,t.window[t.strstart]),t.lookahead--,t.strstart++,a&&(zt(t,!1),0===t.strm.avail_out))return 1;}return t.insert=0,e===V?(zt(t,!0),0===t.strm.avail_out?3:4):t.sym_next&&(zt(t,!1),0===t.strm.avail_out)?1:2;}(a,e):a.strategy===lt?function(t,e){var a,i,n,s;var r=t.window;for(;;){if(t.lookahead<=ct){if(Ut(t),t.lookahead<=ct&&e===q)return 1;if(0===t.lookahead)break;}if(t.match_length=0,t.lookahead>=3&&t.strstart>0&&(n=t.strstart-1,i=r[n],i===r[++n]&&i===r[++n]&&i===r[++n])){s=t.strstart+ct;do{}while(i===r[++n]&&i===r[++n]&&i===r[++n]&&i===r[++n]&&i===r[++n]&&i===r[++n]&&i===r[++n]&&i===r[++n]&&n<s);t.match_length=ct-(s-n),t.match_length>t.lookahead&&(t.match_length=t.lookahead);}if(t.match_length>=3?(a=X(t,1,t.match_length-3),t.lookahead-=t.match_length,t.strstart+=t.match_length,t.match_length=0):(a=X(t,0,t.window[t.strstart]),t.lookahead--,t.strstart++),a&&(zt(t,!1),0===t.strm.avail_out))return 1;}return t.insert=0,e===V?(zt(t,!0),0===t.strm.avail_out?3:4):t.sym_next&&(zt(t,!1),0===t.strm.avail_out)?1:2;}(a,e):It[a.level].func(a,e);if(3!==_i558&&4!==_i558||(a.status=bt),1===_i558||3===_i558)return 0===t.avail_out&&(a.last_flush=-1),tt;if(2===_i558&&(e===J?W(a):e!==$&&(Y(a,0,0,!1),e===Q&&(kt(a.head),0===a.lookahead&&(a.strstart=0,a.block_start=0,a.insert=0))),xt(t),0===t.avail_out))return a.last_flush=-1,tt;}return e!==V?tt:a.wrap<=0?et:(2===a.wrap?(At(a,255&t.adler),At(a,t.adler>>8&255),At(a,t.adler>>16&255),At(a,t.adler>>24&255),At(a,255&t.total_in),At(a,t.total_in>>8&255),At(a,t.total_in>>16&255),At(a,t.total_in>>24&255)):(Et(a,t.adler>>>16),Et(a,65535&t.adler)),xt(t),a.wrap>0&&(a.wrap=-a.wrap),0!==a.pending?tt:et);},deflateEnd:function deflateEnd(t){if(Lt(t))return at;var e=t.state.status;return t.state=null,e===mt?gt(t,it):tt;},deflateSetDictionary:function deflateSetDictionary(t,e){var a=e.length;if(Lt(t))return at;var i=t.state,n=i.wrap;if(2===n||1===n&&i.status!==wt||i.lookahead)return at;if(1===n&&(t.adler=C(t.adler,e,a,0)),i.wrap=0,a>=i.w_size){0===n&&(kt(i.head),i.strstart=0,i.block_start=0,i.insert=0);var _t2=new Uint8Array(i.w_size);_t2.set(e.subarray(a-i.w_size,a),0),e=_t2,a=i.w_size;}var s=t.avail_in,r=t.next_in,o=t.input;for(t.avail_in=a,t.next_in=0,t.input=e,Ut(i);i.lookahead>=3;){var _t3=i.strstart,_e7=i.lookahead-2;do{i.ins_h=yt(i,i.ins_h,i.window[_t3+3-1]),i.prev[_t3&i.w_mask]=i.head[i.ins_h],i.head[i.ins_h]=_t3,_t3++;}while(--_e7);i.strstart=_t3,i.lookahead=2,Ut(i);}return i.strstart+=i.lookahead,i.block_start=i.strstart,i.insert=i.lookahead,i.lookahead=0,i.match_length=i.prev_length=2,i.match_available=0,t.next_in=r,t.input=o,t.avail_in=s,i.wrap=n,tt;},deflateInfo:"pako deflate (from Nodeca project)"};var Ht=function Ht(t,e){return Object.prototype.hasOwnProperty.call(t,e);};var jt=function jt(t){var e=Array.prototype.slice.call(arguments,1);for(;e.length;){var _a7=e.shift();if(_a7){if("object"!=_typeof(_a7))throw new TypeError(_a7+"must be non-object");for(var _e8 in _a7){Ht(_a7,_e8)&&(t[_e8]=_a7[_e8]);}}}return t;},Kt=function Kt(t){var e=0;for(var _a8=0,_i559=t.length;_a8<_i559;_a8++){e+=t[_a8].length;}var a=new Uint8Array(e);for(var _e9=0,_i560=0,_n4=t.length;_e9<_n4;_e9++){var _n5=t[_e9];a.set(_n5,_i560),_i560+=_n5.length;}return a;};var Pt=!0;try{String.fromCharCode.apply(null,new Uint8Array(1));}catch(t){Pt=!1;}var Yt=new Uint8Array(256);for(var _t4=0;_t4<256;_t4++){Yt[_t4]=_t4>=252?6:_t4>=248?5:_t4>=240?4:_t4>=224?3:_t4>=192?2:1;}Yt[254]=Yt[254]=1;var Gt=function Gt(t){if("function"==typeof TextEncoder&&TextEncoder.prototype.encode)return new TextEncoder().encode(t);var e,a,i,n,s,r=t.length,o=0;for(n=0;n<r;n++){a=t.charCodeAt(n),55296==(64512&a)&&n+1<r&&(i=t.charCodeAt(n+1),56320==(64512&i)&&(a=65536+(a-55296<<10)+(i-56320),n++)),o+=a<128?1:a<2048?2:a<65536?3:4;}for(e=new Uint8Array(o),s=0,n=0;s<o;n++){a=t.charCodeAt(n),55296==(64512&a)&&n+1<r&&(i=t.charCodeAt(n+1),56320==(64512&i)&&(a=65536+(a-55296<<10)+(i-56320),n++)),a<128?e[s++]=a:a<2048?(e[s++]=192|a>>>6,e[s++]=128|63&a):a<65536?(e[s++]=224|a>>>12,e[s++]=128|a>>>6&63,e[s++]=128|63&a):(e[s++]=240|a>>>18,e[s++]=128|a>>>12&63,e[s++]=128|a>>>6&63,e[s++]=128|63&a);}return e;},Xt=function Xt(t,e){var a=e||t.length;if("function"==typeof TextDecoder&&TextDecoder.prototype.decode)return new TextDecoder().decode(t.subarray(0,e));var i,n;var s=new Array(2*a);for(n=0,i=0;i<a;){var _e10=t[i++];if(_e10<128){s[n++]=_e10;continue;}var _r5=Yt[_e10];if(_r5>4)s[n++]=65533,i+=_r5-1;else{for(_e10&=2===_r5?31:3===_r5?15:7;_r5>1&&i<a;){_e10=_e10<<6|63&t[i++],_r5--;}_r5>1?s[n++]=65533:_e10<65536?s[n++]=_e10:(_e10-=65536,s[n++]=55296|_e10>>10&1023,s[n++]=56320|1023&_e10);}}return function(t,e){if(e<65534&&t.subarray&&Pt)return String.fromCharCode.apply(null,t.length===e?t:t.subarray(0,e));var a="";for(var _i561=0;_i561<e;_i561++){a+=String.fromCharCode(t[_i561]);}return a;}(s,n);},Wt=function Wt(t,e){(e=e||t.length)>t.length&&(e=t.length);var a=e-1;for(;a>=0&&128==(192&t[a]);){a--;}return a<0||0===a?e:a+Yt[t[a]]>e?a:e;};var qt=function qt(){this.input=null,this.next_in=0,this.avail_in=0,this.total_in=0,this.output=null,this.next_out=0,this.avail_out=0,this.total_out=0,this.msg="",this.state=null,this.data_type=2,this.adler=0;};var Jt=Object.prototype.toString,Qt=K.Z_NO_FLUSH,Vt=K.Z_SYNC_FLUSH,$t=K.Z_FULL_FLUSH,te=K.Z_FINISH,ee=K.Z_OK,ae=K.Z_STREAM_END,ie=K.Z_DEFAULT_COMPRESSION,ne=K.Z_DEFAULT_STRATEGY,se=K.Z_DEFLATED;function re(t){this.options=jt({level:ie,method:se,chunkSize:16384,windowBits:15,memLevel:8,strategy:ne},t||{});var e=this.options;e.raw&&e.windowBits>0?e.windowBits=-e.windowBits:e.gzip&&e.windowBits>0&&e.windowBits<16&&(e.windowBits+=16),this.err=0,this.msg="",this.ended=!1,this.chunks=[],this.strm=new qt(),this.strm.avail_out=0;var a=Mt.deflateInit2(this.strm,e.level,e.method,e.windowBits,e.memLevel,e.strategy);if(a!==ee)throw new Error(j[a]);if(e.header&&Mt.deflateSetHeader(this.strm,e.header),e.dictionary){var _t5;if(_t5="string"==typeof e.dictionary?Gt(e.dictionary):"[object ArrayBuffer]"===Jt.call(e.dictionary)?new Uint8Array(e.dictionary):e.dictionary,a=Mt.deflateSetDictionary(this.strm,_t5),a!==ee)throw new Error(j[a]);this._dict_set=!0;}}function oe(t,e){var a=new re(e);if(a.push(t,!0),a.err)throw a.msg||j[a.err];return a.result;}re.prototype.push=function(t,e){var a=this.strm,i=this.options.chunkSize;var n,s;if(this.ended)return!1;for(s=e===~~e?e:!0===e?te:Qt,"string"==typeof t?a.input=Gt(t):"[object ArrayBuffer]"===Jt.call(t)?a.input=new Uint8Array(t):a.input=t,a.next_in=0,a.avail_in=a.input.length;;){if(0===a.avail_out&&(a.output=new Uint8Array(i),a.next_out=0,a.avail_out=i),(s===Vt||s===$t)&&a.avail_out<=6)this.onData(a.output.subarray(0,a.next_out)),a.avail_out=0;else{if(n=Mt.deflate(a,s),n===ae)return a.next_out>0&&this.onData(a.output.subarray(0,a.next_out)),n=Mt.deflateEnd(this.strm),this.onEnd(n),this.ended=!0,n===ee;if(0!==a.avail_out){if(s>0&&a.next_out>0)this.onData(a.output.subarray(0,a.next_out)),a.avail_out=0;else if(0===a.avail_in)break;}else this.onData(a.output);}}return!0;},re.prototype.onData=function(t){this.chunks.push(t);},re.prototype.onEnd=function(t){t===ee&&(this.result=Kt(this.chunks)),this.chunks=[],this.err=t,this.msg=this.strm.msg;};var le={Deflate:re,deflate:oe,deflateRaw:function deflateRaw(t,e){return(e=e||{}).raw=!0,oe(t,e);},gzip:function gzip(t,e){return(e=e||{}).gzip=!0,oe(t,e);},constants:K};var he=16209;var de=function de(t,e){var a,i,n,s,r,o,l,h,d,_,f,c,u,w,m,b,g,p,k,v,y,x,z,A;var E=t.state;a=t.next_in,z=t.input,i=a+(t.avail_in-5),n=t.next_out,A=t.output,s=n-(e-t.avail_out),r=n+(t.avail_out-257),o=E.dmax,l=E.wsize,h=E.whave,d=E.wnext,_=E.window,f=E.hold,c=E.bits,u=E.lencode,w=E.distcode,m=(1<<E.lenbits)-1,b=(1<<E.distbits)-1;t:do{c<15&&(f+=z[a++]<<c,c+=8,f+=z[a++]<<c,c+=8),g=u[f&m];e:for(;;){if(p=g>>>24,f>>>=p,c-=p,p=g>>>16&255,0===p)A[n++]=65535&g;else{if(!(16&p)){if(0==(64&p)){g=u[(65535&g)+(f&(1<<p)-1)];continue e;}if(32&p){E.mode=16191;break t;}t.msg="invalid literal/length code",E.mode=he;break t;}k=65535&g,p&=15,p&&(c<p&&(f+=z[a++]<<c,c+=8),k+=f&(1<<p)-1,f>>>=p,c-=p),c<15&&(f+=z[a++]<<c,c+=8,f+=z[a++]<<c,c+=8),g=w[f&b];a:for(;;){if(p=g>>>24,f>>>=p,c-=p,p=g>>>16&255,!(16&p)){if(0==(64&p)){g=w[(65535&g)+(f&(1<<p)-1)];continue a;}t.msg="invalid distance code",E.mode=he;break t;}if(v=65535&g,p&=15,c<p&&(f+=z[a++]<<c,c+=8,c<p&&(f+=z[a++]<<c,c+=8)),v+=f&(1<<p)-1,v>o){t.msg="invalid distance too far back",E.mode=he;break t;}if(f>>>=p,c-=p,p=n-s,v>p){if(p=v-p,p>h&&E.sane){t.msg="invalid distance too far back",E.mode=he;break t;}if(y=0,x=_,0===d){if(y+=l-p,p<k){k-=p;do{A[n++]=_[y++];}while(--p);y=n-v,x=A;}}else if(d<p){if(y+=l+d-p,p-=d,p<k){k-=p;do{A[n++]=_[y++];}while(--p);if(y=0,d<k){p=d,k-=p;do{A[n++]=_[y++];}while(--p);y=n-v,x=A;}}}else if(y+=d-p,p<k){k-=p;do{A[n++]=_[y++];}while(--p);y=n-v,x=A;}for(;k>2;){A[n++]=x[y++],A[n++]=x[y++],A[n++]=x[y++],k-=3;}k&&(A[n++]=x[y++],k>1&&(A[n++]=x[y++]));}else{y=n-v;do{A[n++]=A[y++],A[n++]=A[y++],A[n++]=A[y++],k-=3;}while(k>2);k&&(A[n++]=A[y++],k>1&&(A[n++]=A[y++]));}break;}}break;}}while(a<i&&n<r);k=c>>3,a-=k,c-=k<<3,f&=(1<<c)-1,t.next_in=a,t.next_out=n,t.avail_in=a<i?i-a+5:5-(a-i),t.avail_out=n<r?r-n+257:257-(n-r),E.hold=f,E.bits=c;};var _e=15,fe=new Uint16Array([3,4,5,6,7,8,9,10,11,13,15,17,19,23,27,31,35,43,51,59,67,83,99,115,131,163,195,227,258,0,0]),ce=new Uint8Array([16,16,16,16,16,16,16,16,17,17,17,17,18,18,18,18,19,19,19,19,20,20,20,20,21,21,21,21,16,72,78]),ue=new Uint16Array([1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577,0,0]),we=new Uint8Array([16,16,16,16,17,17,18,18,19,19,20,20,21,21,22,22,23,23,24,24,25,25,26,26,27,27,28,28,29,29,64,64]);var me=function me(t,e,a,i,n,s,r,o){var l=o.bits;var h,d,_,f,c,u,w=0,m=0,b=0,g=0,p=0,k=0,v=0,y=0,x=0,z=0,A=null;var E=new Uint16Array(16),R=new Uint16Array(16);var Z,U,S,D=null;for(w=0;w<=_e;w++){E[w]=0;}for(m=0;m<i;m++){E[e[a+m]]++;}for(p=l,g=_e;g>=1&&0===E[g];g--){;}if(p>g&&(p=g),0===g)return n[s++]=20971520,n[s++]=20971520,o.bits=1,0;for(b=1;b<g&&0===E[b];b++){;}for(p<b&&(p=b),y=1,w=1;w<=_e;w++){if(y<<=1,y-=E[w],y<0)return-1;}if(y>0&&(0===t||1!==g))return-1;for(R[1]=0,w=1;w<_e;w++){R[w+1]=R[w]+E[w];}for(m=0;m<i;m++){0!==e[a+m]&&(r[R[e[a+m]]++]=m);}if(0===t?(A=D=r,u=20):1===t?(A=fe,D=ce,u=257):(A=ue,D=we,u=0),z=0,m=0,w=b,c=s,k=p,v=0,_=-1,x=1<<p,f=x-1,1===t&&x>852||2===t&&x>592)return 1;for(;;){Z=w-v,r[m]+1<u?(U=0,S=r[m]):r[m]>=u?(U=D[r[m]-u],S=A[r[m]-u]):(U=96,S=0),h=1<<w-v,d=1<<k,b=d;do{d-=h,n[c+(z>>v)+d]=Z<<24|U<<16|S|0;}while(0!==d);for(h=1<<w-1;z&h;){h>>=1;}if(0!==h?(z&=h-1,z+=h):z=0,m++,0==--E[w]){if(w===g)break;w=e[a+r[m]];}if(w>p&&(z&f)!==_){for(0===v&&(v=p),c+=b,k=w-v,y=1<<k;k+v<g&&(y-=E[k+v],!(y<=0));){k++,y<<=1;}if(x+=1<<k,1===t&&x>852||2===t&&x>592)return 1;_=z&f,n[_]=p<<24|k<<16|c-s|0;}}return 0!==z&&(n[c+z]=w-v<<24|64<<16|0),o.bits=p,0;};var be=K.Z_FINISH,ge=K.Z_BLOCK,pe=K.Z_TREES,ke=K.Z_OK,ve=K.Z_STREAM_END,ye=K.Z_NEED_DICT,xe=K.Z_STREAM_ERROR,ze=K.Z_DATA_ERROR,Ae=K.Z_MEM_ERROR,Ee=K.Z_BUF_ERROR,Re=K.Z_DEFLATED,Ze=16180,Ue=16190,Se=16191,De=16192,Te=16194,Oe=16199,Ie=16200,Fe=16206,Le=16209,Ne=function Ne(t){return(t>>>24&255)+(t>>>8&65280)+((65280&t)<<8)+((255&t)<<24);};function Be(){this.strm=null,this.mode=0,this.last=!1,this.wrap=0,this.havedict=!1,this.flags=0,this.dmax=0,this.check=0,this.total=0,this.head=null,this.wbits=0,this.wsize=0,this.whave=0,this.wnext=0,this.window=null,this.hold=0,this.bits=0,this.length=0,this.offset=0,this.extra=0,this.lencode=null,this.distcode=null,this.lenbits=0,this.distbits=0,this.ncode=0,this.nlen=0,this.ndist=0,this.have=0,this.next=null,this.lens=new Uint16Array(320),this.work=new Uint16Array(288),this.lendyn=null,this.distdyn=null,this.sane=0,this.back=0,this.was=0;}var Ce=function Ce(t){if(!t)return 1;var e=t.state;return!e||e.strm!==t||e.mode<Ze||e.mode>16211?1:0;},Me=function Me(t){if(Ce(t))return xe;var e=t.state;return t.total_in=t.total_out=e.total=0,t.msg="",e.wrap&&(t.adler=1&e.wrap),e.mode=Ze,e.last=0,e.havedict=0,e.flags=-1,e.dmax=32768,e.head=null,e.hold=0,e.bits=0,e.lencode=e.lendyn=new Int32Array(852),e.distcode=e.distdyn=new Int32Array(592),e.sane=1,e.back=-1,ke;},He=function He(t){if(Ce(t))return xe;var e=t.state;return e.wsize=0,e.whave=0,e.wnext=0,Me(t);},je=function je(t,e){var a;if(Ce(t))return xe;var i=t.state;return e<0?(a=0,e=-e):(a=5+(e>>4),e<48&&(e&=15)),e&&(e<8||e>15)?xe:(null!==i.window&&i.wbits!==e&&(i.window=null),i.wrap=a,i.wbits=e,He(t));},Ke=function Ke(t,e){if(!t)return xe;var a=new Be();t.state=a,a.strm=t,a.window=null,a.mode=Ze;var i=je(t,e);return i!==ke&&(t.state=null),i;};var Pe,Ye,Ge=!0;var Xe=function Xe(t){if(Ge){Pe=new Int32Array(512),Ye=new Int32Array(32);var _e11=0;for(;_e11<144;){t.lens[_e11++]=8;}for(;_e11<256;){t.lens[_e11++]=9;}for(;_e11<280;){t.lens[_e11++]=7;}for(;_e11<288;){t.lens[_e11++]=8;}for(me(1,t.lens,0,288,Pe,0,t.work,{bits:9}),_e11=0;_e11<32;){t.lens[_e11++]=5;}me(2,t.lens,0,32,Ye,0,t.work,{bits:5}),Ge=!1;}t.lencode=Pe,t.lenbits=9,t.distcode=Ye,t.distbits=5;},We=function We(t,e,a,i){var n;var s=t.state;return null===s.window&&(s.wsize=1<<s.wbits,s.wnext=0,s.whave=0,s.window=new Uint8Array(s.wsize)),i>=s.wsize?(s.window.set(e.subarray(a-s.wsize,a),0),s.wnext=0,s.whave=s.wsize):(n=s.wsize-s.wnext,n>i&&(n=i),s.window.set(e.subarray(a-i,a-i+n),s.wnext),(i-=n)?(s.window.set(e.subarray(a-i,a),0),s.wnext=i,s.whave=s.wsize):(s.wnext+=n,s.wnext===s.wsize&&(s.wnext=0),s.whave<s.wsize&&(s.whave+=n))),0;};var qe={inflateReset:He,inflateReset2:je,inflateResetKeep:Me,inflateInit:function inflateInit(t){return Ke(t,15);},inflateInit2:Ke,inflate:function inflate(t,e){var a,i,n,s,r,o,l,h,d,_,f,c,u,w,m,b,g,p,k,v,y,x,z=0;var A=new Uint8Array(4);var E,R;var Z=new Uint8Array([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]);if(Ce(t)||!t.output||!t.input&&0!==t.avail_in)return xe;a=t.state,a.mode===Se&&(a.mode=De),r=t.next_out,n=t.output,l=t.avail_out,s=t.next_in,i=t.input,o=t.avail_in,h=a.hold,d=a.bits,_=o,f=l,x=ke;t:for(;;){switch(a.mode){case Ze:if(0===a.wrap){a.mode=De;break;}for(;d<16;){if(0===o)break 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t;o--,h+=i[s++]<<d,d+=8;}a.head&&(a.head.time=h),512&a.flags&&4&a.wrap&&(A[0]=255&h,A[1]=h>>>8&255,A[2]=h>>>16&255,A[3]=h>>>24&255,a.check=H(a.check,A,4,0)),h=0,d=0,a.mode=16183;case 16183:for(;d<16;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}a.head&&(a.head.xflags=255&h,a.head.os=h>>8),512&a.flags&&4&a.wrap&&(A[0]=255&h,A[1]=h>>>8&255,a.check=H(a.check,A,2,0)),h=0,d=0,a.mode=16184;case 16184:if(1024&a.flags){for(;d<16;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}a.length=h,a.head&&(a.head.extra_len=h),512&a.flags&&4&a.wrap&&(A[0]=255&h,A[1]=h>>>8&255,a.check=H(a.check,A,2,0)),h=0,d=0;}else a.head&&(a.head.extra=null);a.mode=16185;case 16185:if(1024&a.flags&&(c=a.length,c>o&&(c=o),c&&(a.head&&(y=a.head.extra_len-a.length,a.head.extra||(a.head.extra=new Uint8Array(a.head.extra_len)),a.head.extra.set(i.subarray(s,s+c),y)),512&a.flags&&4&a.wrap&&(a.check=H(a.check,i,c,s)),o-=c,s+=c,a.length-=c),a.length))break t;a.length=0,a.mode=16186;case 16186:if(2048&a.flags){if(0===o)break t;c=0;do{y=i[s+c++],a.head&&y&&a.length<65536&&(a.head.name+=String.fromCharCode(y));}while(y&&c<o);if(512&a.flags&&4&a.wrap&&(a.check=H(a.check,i,c,s)),o-=c,s+=c,y)break t;}else a.head&&(a.head.name=null);a.length=0,a.mode=16187;case 16187:if(4096&a.flags){if(0===o)break t;c=0;do{y=i[s+c++],a.head&&y&&a.length<65536&&(a.head.comment+=String.fromCharCode(y));}while(y&&c<o);if(512&a.flags&&4&a.wrap&&(a.check=H(a.check,i,c,s)),o-=c,s+=c,y)break t;}else a.head&&(a.head.comment=null);a.mode=16188;case 16188:if(512&a.flags){for(;d<16;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}if(4&a.wrap&&h!==(65535&a.check)){t.msg="header crc mismatch",a.mode=Le;break;}h=0,d=0;}a.head&&(a.head.hcrc=a.flags>>9&1,a.head.done=!0),t.adler=a.check=0,a.mode=Se;break;case 16189:for(;d<32;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}t.adler=a.check=Ne(h),h=0,d=0,a.mode=Ue;case Ue:if(0===a.havedict)return t.next_out=r,t.avail_out=l,t.next_in=s,t.avail_in=o,a.hold=h,a.bits=d,ye;t.adler=a.check=1,a.mode=Se;case Se:if(e===ge||e===pe)break t;case De:if(a.last){h>>>=7&d,d-=7&d,a.mode=Fe;break;}for(;d<3;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}switch(a.last=1&h,h>>>=1,d-=1,3&h){case 0:a.mode=16193;break;case 1:if(Xe(a),a.mode=Oe,e===pe){h>>>=2,d-=2;break t;}break;case 2:a.mode=16196;break;case 3:t.msg="invalid block type",a.mode=Le;}h>>>=2,d-=2;break;case 16193:for(h>>>=7&d,d-=7&d;d<32;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}if((65535&h)!=(h>>>16^65535)){t.msg="invalid stored block lengths",a.mode=Le;break;}if(a.length=65535&h,h=0,d=0,a.mode=Te,e===pe)break t;case Te:a.mode=16195;case 16195:if(c=a.length,c){if(c>o&&(c=o),c>l&&(c=l),0===c)break t;n.set(i.subarray(s,s+c),r),o-=c,s+=c,l-=c,r+=c,a.length-=c;break;}a.mode=Se;break;case 16196:for(;d<14;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}if(a.nlen=257+(31&h),h>>>=5,d-=5,a.ndist=1+(31&h),h>>>=5,d-=5,a.ncode=4+(15&h),h>>>=4,d-=4,a.nlen>286||a.ndist>30){t.msg="too many length or distance symbols",a.mode=Le;break;}a.have=0,a.mode=16197;case 16197:for(;a.have<a.ncode;){for(;d<3;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}a.lens[Z[a.have++]]=7&h,h>>>=3,d-=3;}for(;a.have<19;){a.lens[Z[a.have++]]=0;}if(a.lencode=a.lendyn,a.lenbits=7,E={bits:a.lenbits},x=me(0,a.lens,0,19,a.lencode,0,a.work,E),a.lenbits=E.bits,x){t.msg="invalid code lengths set",a.mode=Le;break;}a.have=0,a.mode=16198;case 16198:for(;a.have<a.nlen+a.ndist;){for(;z=a.lencode[h&(1<<a.lenbits)-1],m=z>>>24,b=z>>>16&255,g=65535&z,!(m<=d);){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}if(g<16)h>>>=m,d-=m,a.lens[a.have++]=g;else{if(16===g){for(R=m+2;d<R;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}if(h>>>=m,d-=m,0===a.have){t.msg="invalid bit length repeat",a.mode=Le;break;}y=a.lens[a.have-1],c=3+(3&h),h>>>=2,d-=2;}else if(17===g){for(R=m+3;d<R;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}h>>>=m,d-=m,y=0,c=3+(7&h),h>>>=3,d-=3;}else{for(R=m+7;d<R;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}h>>>=m,d-=m,y=0,c=11+(127&h),h>>>=7,d-=7;}if(a.have+c>a.nlen+a.ndist){t.msg="invalid bit length repeat",a.mode=Le;break;}for(;c--;){a.lens[a.have++]=y;}}}if(a.mode===Le)break;if(0===a.lens[256]){t.msg="invalid code -- missing end-of-block",a.mode=Le;break;}if(a.lenbits=9,E={bits:a.lenbits},x=me(1,a.lens,0,a.nlen,a.lencode,0,a.work,E),a.lenbits=E.bits,x){t.msg="invalid literal/lengths set",a.mode=Le;break;}if(a.distbits=6,a.distcode=a.distdyn,E={bits:a.distbits},x=me(2,a.lens,a.nlen,a.ndist,a.distcode,0,a.work,E),a.distbits=E.bits,x){t.msg="invalid distances set",a.mode=Le;break;}if(a.mode=Oe,e===pe)break t;case Oe:a.mode=Ie;case Ie:if(o>=6&&l>=258){t.next_out=r,t.avail_out=l,t.next_in=s,t.avail_in=o,a.hold=h,a.bits=d,de(t,f),r=t.next_out,n=t.output,l=t.avail_out,s=t.next_in,i=t.input,o=t.avail_in,h=a.hold,d=a.bits,a.mode===Se&&(a.back=-1);break;}for(a.back=0;z=a.lencode[h&(1<<a.lenbits)-1],m=z>>>24,b=z>>>16&255,g=65535&z,!(m<=d);){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}if(b&&0==(240&b)){for(p=m,k=b,v=g;z=a.lencode[v+((h&(1<<p+k)-1)>>p)],m=z>>>24,b=z>>>16&255,g=65535&z,!(p+m<=d);){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}h>>>=p,d-=p,a.back+=p;}if(h>>>=m,d-=m,a.back+=m,a.length=g,0===b){a.mode=16205;break;}if(32&b){a.back=-1,a.mode=Se;break;}if(64&b){t.msg="invalid literal/length code",a.mode=Le;break;}a.extra=15&b,a.mode=16201;case 16201:if(a.extra){for(R=a.extra;d<R;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}a.length+=h&(1<<a.extra)-1,h>>>=a.extra,d-=a.extra,a.back+=a.extra;}a.was=a.length,a.mode=16202;case 16202:for(;z=a.distcode[h&(1<<a.distbits)-1],m=z>>>24,b=z>>>16&255,g=65535&z,!(m<=d);){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}if(0==(240&b)){for(p=m,k=b,v=g;z=a.distcode[v+((h&(1<<p+k)-1)>>p)],m=z>>>24,b=z>>>16&255,g=65535&z,!(p+m<=d);){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}h>>>=p,d-=p,a.back+=p;}if(h>>>=m,d-=m,a.back+=m,64&b){t.msg="invalid distance code",a.mode=Le;break;}a.offset=g,a.extra=15&b,a.mode=16203;case 16203:if(a.extra){for(R=a.extra;d<R;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}a.offset+=h&(1<<a.extra)-1,h>>>=a.extra,d-=a.extra,a.back+=a.extra;}if(a.offset>a.dmax){t.msg="invalid distance too far back",a.mode=Le;break;}a.mode=16204;case 16204:if(0===l)break t;if(c=f-l,a.offset>c){if(c=a.offset-c,c>a.whave&&a.sane){t.msg="invalid distance too far back",a.mode=Le;break;}c>a.wnext?(c-=a.wnext,u=a.wsize-c):u=a.wnext-c,c>a.length&&(c=a.length),w=a.window;}else w=n,u=r-a.offset,c=a.length;c>l&&(c=l),l-=c,a.length-=c;do{n[r++]=w[u++];}while(--c);0===a.length&&(a.mode=Ie);break;case 16205:if(0===l)break t;n[r++]=a.length,l--,a.mode=Ie;break;case Fe:if(a.wrap){for(;d<32;){if(0===o)break t;o--,h|=i[s++]<<d,d+=8;}if(f-=l,t.total_out+=f,a.total+=f,4&a.wrap&&f&&(t.adler=a.check=a.flags?H(a.check,n,f,r-f):C(a.check,n,f,r-f)),f=l,4&a.wrap&&(a.flags?h:Ne(h))!==a.check){t.msg="incorrect data check",a.mode=Le;break;}h=0,d=0;}a.mode=16207;case 16207:if(a.wrap&&a.flags){for(;d<32;){if(0===o)break t;o--,h+=i[s++]<<d,d+=8;}if(4&a.wrap&&h!==(4294967295&a.total)){t.msg="incorrect length check",a.mode=Le;break;}h=0,d=0;}a.mode=16208;case 16208:x=ve;break t;case Le:x=ze;break t;case 16210:return Ae;default:return xe;}}return t.next_out=r,t.avail_out=l,t.next_in=s,t.avail_in=o,a.hold=h,a.bits=d,(a.wsize||f!==t.avail_out&&a.mode<Le&&(a.mode<Fe||e!==be))&&We(t,t.output,t.next_out,f-t.avail_out),_-=t.avail_in,f-=t.avail_out,t.total_in+=_,t.total_out+=f,a.total+=f,4&a.wrap&&f&&(t.adler=a.check=a.flags?H(a.check,n,f,t.next_out-f):C(a.check,n,f,t.next_out-f)),t.data_type=a.bits+(a.last?64:0)+(a.mode===Se?128:0)+(a.mode===Oe||a.mode===Te?256:0),(0===_&&0===f||e===be)&&x===ke&&(x=Ee),x;},inflateEnd:function inflateEnd(t){if(Ce(t))return xe;var e=t.state;return e.window&&(e.window=null),t.state=null,ke;},inflateGetHeader:function inflateGetHeader(t,e){if(Ce(t))return xe;var a=t.state;return 0==(2&a.wrap)?xe:(a.head=e,e.done=!1,ke);},inflateSetDictionary:function inflateSetDictionary(t,e){var a=e.length;var i,n,s;return Ce(t)?xe:(i=t.state,0!==i.wrap&&i.mode!==Ue?xe:i.mode===Ue&&(n=1,n=C(n,e,a,0),n!==i.check)?ze:(s=We(t,e,a,a),s?(i.mode=16210,Ae):(i.havedict=1,ke)));},inflateInfo:"pako inflate (from Nodeca project)"};var Je=function Je(){this.text=0,this.time=0,this.xflags=0,this.os=0,this.extra=null,this.extra_len=0,this.name="",this.comment="",this.hcrc=0,this.done=!1;};var Qe=Object.prototype.toString,Ve=K.Z_NO_FLUSH,$e=K.Z_FINISH,ta=K.Z_OK,ea=K.Z_STREAM_END,aa=K.Z_NEED_DICT,ia=K.Z_STREAM_ERROR,na=K.Z_DATA_ERROR,sa=K.Z_MEM_ERROR;function ra(t){this.options=jt({chunkSize:65536,windowBits:15,to:""},t||{});var e=this.options;e.raw&&e.windowBits>=0&&e.windowBits<16&&(e.windowBits=-e.windowBits,0===e.windowBits&&(e.windowBits=-15)),!(e.windowBits>=0&&e.windowBits<16)||t&&t.windowBits||(e.windowBits+=32),e.windowBits>15&&e.windowBits<48&&0==(15&e.windowBits)&&(e.windowBits|=15),this.err=0,this.msg="",this.ended=!1,this.chunks=[],this.strm=new qt(),this.strm.avail_out=0;var a=qe.inflateInit2(this.strm,e.windowBits);if(a!==ta)throw new Error(j[a]);if(this.header=new Je(),qe.inflateGetHeader(this.strm,this.header),e.dictionary&&("string"==typeof e.dictionary?e.dictionary=Gt(e.dictionary):"[object ArrayBuffer]"===Qe.call(e.dictionary)&&(e.dictionary=new Uint8Array(e.dictionary)),e.raw&&(a=qe.inflateSetDictionary(this.strm,e.dictionary),a!==ta)))throw new Error(j[a]);}function oa(t,e){var a=new ra(e);if(a.push(t),a.err)throw a.msg||j[a.err];return a.result;}ra.prototype.push=function(t,e){var a=this.strm,i=this.options.chunkSize,n=this.options.dictionary;var s,r,o;if(this.ended)return!1;for(r=e===~~e?e:!0===e?$e:Ve,"[object ArrayBuffer]"===Qe.call(t)?a.input=new Uint8Array(t):a.input=t,a.next_in=0,a.avail_in=a.input.length;;){for(0===a.avail_out&&(a.output=new Uint8Array(i),a.next_out=0,a.avail_out=i),s=qe.inflate(a,r),s===aa&&n&&(s=qe.inflateSetDictionary(a,n),s===ta?s=qe.inflate(a,r):s===na&&(s=aa));a.avail_in>0&&s===ea&&a.state.wrap>0&&0!==t[a.next_in];){qe.inflateReset(a),s=qe.inflate(a,r);}switch(s){case ia:case na:case aa:case sa:return this.onEnd(s),this.ended=!0,!1;}if(o=a.avail_out,a.next_out&&(0===a.avail_out||s===ea))if("string"===this.options.to){var _t6=Wt(a.output,a.next_out),_e12=a.next_out-_t6,_n6=Xt(a.output,_t6);a.next_out=_e12,a.avail_out=i-_e12,_e12&&a.output.set(a.output.subarray(_t6,_t6+_e12),0),this.onData(_n6);}else this.onData(a.output.length===a.next_out?a.output:a.output.subarray(0,a.next_out));if(s!==ta||0!==o){if(s===ea)return s=qe.inflateEnd(this.strm),this.onEnd(s),this.ended=!0,!0;if(0===a.avail_in)break;}}return!0;},ra.prototype.onData=function(t){this.chunks.push(t);},ra.prototype.onEnd=function(t){t===ta&&("string"===this.options.to?this.result=this.chunks.join(""):this.result=Kt(this.chunks)),this.chunks=[],this.err=t,this.msg=this.strm.msg;};var la={Inflate:ra,inflate:oa,inflateRaw:function inflateRaw(t,e){return(e=e||{}).raw=!0,oa(t,e);},ungzip:oa,constants:K};var ha=le.Deflate,da=le.deflate,_a=le.deflateRaw,fa=le.gzip,ca=la.Inflate,ua=la.inflate,wa=la.inflateRaw,ma=la.ungzip;var ba=ha,ga=da,pa=_a,ka=fa,va=ca,ya=ua,xa=wa,za=ma,Aa=K,Ea={Deflate:ba,deflate:ga,deflateRaw:pa,gzip:ka,Inflate:va,inflate:ya,inflateRaw:xa,ungzip:za,constants:Aa};t.Deflate=ba,t.Inflate=va,t.constants=Aa,t["default"]=Ea,t.deflate=ga,t.deflateRaw=pa,t.gzip=ka,t.inflate=ya,t.inflateRaw=xa,t.ungzip=za,Object.defineProperty(t,"__esModule",{value:!0});});var p=/*#__PURE__*/Object.freeze({__proto__:null});/*
 
  Parser for .XKT Format V1
 
@@ -27756,7 +27756,7 @@ var isBase64=!!dataUriRegexResult[2];var data=dataUriRegexResult[3];data=window.
  DEPRECATED
 
  */var pako$9=window.pako||p;if(!pako$9.inflate){// See https://github.com/nodeca/pako/issues/97
-pako$9=pako$9["default"];}var decompressColor$a=function(){var color2=new Float32Array(3);return function(color){color2[0]=color[0]/255.0;color2[1]=color[1]/255.0;color2[2]=color[2]/255.0;return color2;};}();function extract$9(elements){return{positions:elements[0],normals:elements[1],indices:elements[2],edgeIndices:elements[3],meshPositions:elements[4],meshIndices:elements[5],meshEdgesIndices:elements[6],meshColors:elements[7],entityIDs:elements[8],entityMeshes:elements[9],entityIsObjects:elements[10],positionsDecodeMatrix:elements[11]};}function inflate$9(deflatedData){return{positions:new Uint16Array(pako$9.inflate(deflatedData.positions).buffer),normals:new Int8Array(pako$9.inflate(deflatedData.normals).buffer),indices:new Uint32Array(pako$9.inflate(deflatedData.indices).buffer),edgeIndices:new Uint32Array(pako$9.inflate(deflatedData.edgeIndices).buffer),meshPositions:new Uint32Array(pako$9.inflate(deflatedData.meshPositions).buffer),meshIndices:new Uint32Array(pako$9.inflate(deflatedData.meshIndices).buffer),meshEdgesIndices:new Uint32Array(pako$9.inflate(deflatedData.meshEdgesIndices).buffer),meshColors:new Uint8Array(pako$9.inflate(deflatedData.meshColors).buffer),entityIDs:pako$9.inflate(deflatedData.entityIDs,{to:'string'}),entityMeshes:new Uint32Array(pako$9.inflate(deflatedData.entityMeshes).buffer),entityIsObjects:new Uint8Array(pako$9.inflate(deflatedData.entityIsObjects).buffer),positionsDecodeMatrix:new Float32Array(pako$9.inflate(deflatedData.positionsDecodeMatrix).buffer)};}function load$a(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx){manifestCtx.getNextId();sceneModel.positionsCompression="precompressed";sceneModel.normalsCompression="precompressed";var positions=inflatedData.positions;var normals=inflatedData.normals;var indices=inflatedData.indices;var edgeIndices=inflatedData.edgeIndices;var meshPositions=inflatedData.meshPositions;var meshIndices=inflatedData.meshIndices;var meshEdgesIndices=inflatedData.meshEdgesIndices;var meshColors=inflatedData.meshColors;var entityIDs=JSON.parse(inflatedData.entityIDs);var entityMeshes=inflatedData.entityMeshes;var entityIsObjects=inflatedData.entityIsObjects;var numMeshes=meshPositions.length;var numEntities=entityMeshes.length;for(var _i563=0;_i563<numEntities;_i563++){var xktEntityId=entityIDs[_i563];var entityId=options.globalizeObjectIds?math.globalizeObjectId(sceneModel.id,xktEntityId):xktEntityId;var metaObject=viewer.metaScene.metaObjects[entityId];var entityDefaults={};var meshDefaults={};if(metaObject){if(options.excludeTypesMap&&metaObject.type&&options.excludeTypesMap[metaObject.type]){continue;}if(options.includeTypesMap&&metaObject.type&&!options.includeTypesMap[metaObject.type]){continue;}var props=options.objectDefaults?options.objectDefaults[metaObject.type]||options.objectDefaults["DEFAULT"]:null;if(props){if(props.visible===false){entityDefaults.visible=false;}if(props.pickable===false){entityDefaults.pickable=false;}if(props.colorize){meshDefaults.color=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){meshDefaults.opacity=props.opacity;}}}else{if(options.excludeUnclassifiedObjects){continue;}}var lastEntity=_i563===numEntities-1;var meshIds=[];for(var j=entityMeshes[_i563],jlen=lastEntity?entityMeshes.length:entityMeshes[_i563+1];j<jlen;j++){var lastMesh=j===numMeshes-1;var meshId=entityId+".mesh."+j;var _color6=decompressColor$a(meshColors.subarray(j*4,j*4+3));var _opacity=meshColors[j*4+3]/255.0;sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,primitive:"triangles",positionsCompressed:positions.subarray(meshPositions[j],lastMesh?positions.length:meshPositions[j+1]),normalsCompressed:normals.subarray(meshPositions[j],lastMesh?positions.length:meshPositions[j+1]),indices:indices.subarray(meshIndices[j],lastMesh?indices.length:meshIndices[j+1]),edgeIndices:edgeIndices.subarray(meshEdgesIndices[j],lastMesh?edgeIndices.length:meshEdgesIndices[j+1]),positionsDecodeMatrix:inflatedData.positionsDecodeMatrix,color:_color6,opacity:_opacity}));meshIds.push(meshId);}sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:entityIsObjects[_i563]===1,meshIds:meshIds}));}}/** @private */var ParserV1={version:1,parse:function parse(viewer,options,elements,sceneModel,metaModel,manifestCtx){var deflatedData=extract$9(elements);var inflatedData=inflate$9(deflatedData);load$a(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx);}};/*
+pako$9=pako$9["default"];}var decompressColor$a=function(){var color2=new Float32Array(3);return function(color){color2[0]=color[0]/255.0;color2[1]=color[1]/255.0;color2[2]=color[2]/255.0;return color2;};}();function extract$9(elements){return{positions:elements[0],normals:elements[1],indices:elements[2],edgeIndices:elements[3],meshPositions:elements[4],meshIndices:elements[5],meshEdgesIndices:elements[6],meshColors:elements[7],entityIDs:elements[8],entityMeshes:elements[9],entityIsObjects:elements[10],positionsDecodeMatrix:elements[11]};}function inflate$9(deflatedData){return{positions:new Uint16Array(pako$9.inflate(deflatedData.positions).buffer),normals:new Int8Array(pako$9.inflate(deflatedData.normals).buffer),indices:new Uint32Array(pako$9.inflate(deflatedData.indices).buffer),edgeIndices:new Uint32Array(pako$9.inflate(deflatedData.edgeIndices).buffer),meshPositions:new Uint32Array(pako$9.inflate(deflatedData.meshPositions).buffer),meshIndices:new Uint32Array(pako$9.inflate(deflatedData.meshIndices).buffer),meshEdgesIndices:new Uint32Array(pako$9.inflate(deflatedData.meshEdgesIndices).buffer),meshColors:new Uint8Array(pako$9.inflate(deflatedData.meshColors).buffer),entityIDs:pako$9.inflate(deflatedData.entityIDs,{to:'string'}),entityMeshes:new Uint32Array(pako$9.inflate(deflatedData.entityMeshes).buffer),entityIsObjects:new Uint8Array(pako$9.inflate(deflatedData.entityIsObjects).buffer),positionsDecodeMatrix:new Float32Array(pako$9.inflate(deflatedData.positionsDecodeMatrix).buffer)};}function load$a(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx){manifestCtx.getNextId();sceneModel.positionsCompression="precompressed";sceneModel.normalsCompression="precompressed";var positions=inflatedData.positions;var normals=inflatedData.normals;var indices=inflatedData.indices;var edgeIndices=inflatedData.edgeIndices;var meshPositions=inflatedData.meshPositions;var meshIndices=inflatedData.meshIndices;var meshEdgesIndices=inflatedData.meshEdgesIndices;var meshColors=inflatedData.meshColors;var entityIDs=JSON.parse(inflatedData.entityIDs);var entityMeshes=inflatedData.entityMeshes;var entityIsObjects=inflatedData.entityIsObjects;var numMeshes=meshPositions.length;var numEntities=entityMeshes.length;for(var _i562=0;_i562<numEntities;_i562++){var xktEntityId=entityIDs[_i562];var entityId=options.globalizeObjectIds?math.globalizeObjectId(sceneModel.id,xktEntityId):xktEntityId;var metaObject=viewer.metaScene.metaObjects[entityId];var entityDefaults={};var meshDefaults={};if(metaObject){if(options.excludeTypesMap&&metaObject.type&&options.excludeTypesMap[metaObject.type]){continue;}if(options.includeTypesMap&&metaObject.type&&!options.includeTypesMap[metaObject.type]){continue;}var props=options.objectDefaults?options.objectDefaults[metaObject.type]||options.objectDefaults["DEFAULT"]:null;if(props){if(props.visible===false){entityDefaults.visible=false;}if(props.pickable===false){entityDefaults.pickable=false;}if(props.colorize){meshDefaults.color=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){meshDefaults.opacity=props.opacity;}}}else{if(options.excludeUnclassifiedObjects){continue;}}var lastEntity=_i562===numEntities-1;var meshIds=[];for(var j=entityMeshes[_i562],jlen=lastEntity?entityMeshes.length:entityMeshes[_i562+1];j<jlen;j++){var lastMesh=j===numMeshes-1;var meshId=entityId+".mesh."+j;var _color6=decompressColor$a(meshColors.subarray(j*4,j*4+3));var _opacity=meshColors[j*4+3]/255.0;sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,primitive:"triangles",positionsCompressed:positions.subarray(meshPositions[j],lastMesh?positions.length:meshPositions[j+1]),normalsCompressed:normals.subarray(meshPositions[j],lastMesh?positions.length:meshPositions[j+1]),indices:indices.subarray(meshIndices[j],lastMesh?indices.length:meshIndices[j+1]),edgeIndices:edgeIndices.subarray(meshEdgesIndices[j],lastMesh?edgeIndices.length:meshEdgesIndices[j+1]),positionsDecodeMatrix:inflatedData.positionsDecodeMatrix,color:_color6,opacity:_opacity}));meshIds.push(meshId);}sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:entityIsObjects[_i562]===1,meshIds:meshIds}));}}/** @private */var ParserV1={version:1,parse:function parse(viewer,options,elements,sceneModel,metaModel,manifestCtx){var deflatedData=extract$9(elements);var inflatedData=inflate$9(deflatedData);load$a(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx);}};/*
 
 Parser for .XKT Format V2
 
@@ -27765,14 +27765,14 @@ DEPRECATED
 .XKT specifications: https://github.com/xeokit/xeokit-sdk/wiki/XKT-Format
 
  */var pako$8=window.pako||p;if(!pako$8.inflate){// See https://github.com/nodeca/pako/issues/97
-pako$8=pako$8["default"];}function extract$8(elements){return{positions:elements[0],normals:elements[1],indices:elements[2],edgeIndices:elements[3],meshPositions:elements[4],meshIndices:elements[5],meshEdgesIndices:elements[6],meshColors:elements[7],entityIDs:elements[8],entityMeshes:elements[9],entityIsObjects:elements[10],positionsDecodeMatrix:elements[11],entityMeshIds:elements[12],entityMatrices:elements[13],entityUsesInstancing:elements[14]};}function inflate$8(deflatedData){return{positions:new Uint16Array(pako$8.inflate(deflatedData.positions).buffer),normals:new Int8Array(pako$8.inflate(deflatedData.normals).buffer),indices:new Uint32Array(pako$8.inflate(deflatedData.indices).buffer),edgeIndices:new Uint32Array(pako$8.inflate(deflatedData.edgeIndices).buffer),meshPositions:new Uint32Array(pako$8.inflate(deflatedData.meshPositions).buffer),meshIndices:new Uint32Array(pako$8.inflate(deflatedData.meshIndices).buffer),meshEdgesIndices:new Uint32Array(pako$8.inflate(deflatedData.meshEdgesIndices).buffer),meshColors:new Uint8Array(pako$8.inflate(deflatedData.meshColors).buffer),entityIDs:pako$8.inflate(deflatedData.entityIDs,{to:'string'}),entityMeshes:new Uint32Array(pako$8.inflate(deflatedData.entityMeshes).buffer),entityIsObjects:new Uint8Array(pako$8.inflate(deflatedData.entityIsObjects).buffer),positionsDecodeMatrix:new Float32Array(pako$8.inflate(deflatedData.positionsDecodeMatrix).buffer),entityMeshIds:new Uint32Array(pako$8.inflate(deflatedData.entityMeshIds).buffer),entityMatrices:new Float32Array(pako$8.inflate(deflatedData.entityMatrices).buffer),entityUsesInstancing:new Uint8Array(pako$8.inflate(deflatedData.entityUsesInstancing).buffer)};}var decompressColor$9=function(){var color2=new Float32Array(3);return function(color){color2[0]=color[0]/255.0;color2[1]=color[1]/255.0;color2[2]=color[2]/255.0;return color2;};}();function load$9(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx){var modelPartId=manifestCtx.getNextId();sceneModel.positionsCompression="precompressed";sceneModel.normalsCompression="precompressed";var positions=inflatedData.positions;var normals=inflatedData.normals;var indices=inflatedData.indices;var edgeIndices=inflatedData.edgeIndices;var meshPositions=inflatedData.meshPositions;var meshIndices=inflatedData.meshIndices;var meshEdgesIndices=inflatedData.meshEdgesIndices;var meshColors=inflatedData.meshColors;var entityIDs=JSON.parse(inflatedData.entityIDs);var entityMeshes=inflatedData.entityMeshes;var entityIsObjects=inflatedData.entityIsObjects;var entityMeshIds=inflatedData.entityMeshIds;var entityMatrices=inflatedData.entityMatrices;var entityUsesInstancing=inflatedData.entityUsesInstancing;var numMeshes=meshPositions.length;var numEntities=entityMeshes.length;var alreadyCreatedGeometries={};for(var _i564=0;_i564<numEntities;_i564++){var xktEntityId=entityIDs[_i564];var entityId=options.globalizeObjectIds?math.globalizeObjectId(sceneModel.id,xktEntityId):xktEntityId;var metaObject=viewer.metaScene.metaObjects[entityId];var entityDefaults={};var meshDefaults={};var entityMatrix=entityMatrices.subarray(_i564*16,_i564*16+16);if(metaObject){if(options.excludeTypesMap&&metaObject.type&&options.excludeTypesMap[metaObject.type]){continue;}if(options.includeTypesMap&&metaObject.type&&!options.includeTypesMap[metaObject.type]){continue;}var props=options.objectDefaults?options.objectDefaults[metaObject.type]||options.objectDefaults["DEFAULT"]:null;if(props){if(props.visible===false){entityDefaults.visible=false;}if(props.pickable===false){entityDefaults.pickable=false;}if(props.colorize){meshDefaults.color=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){meshDefaults.opacity=props.opacity;}}}else{if(options.excludeUnclassifiedObjects){continue;}}var lastEntity=_i564===numEntities-1;var meshIds=[];for(var j=entityMeshes[_i564],jlen=lastEntity?entityMeshIds.length:entityMeshes[_i564+1];j<jlen;j++){var jj=entityMeshIds[j];var lastMesh=jj===numMeshes-1;var meshId=manifestCtx.getNextId();var _color7=decompressColor$9(meshColors.subarray(jj*4,jj*4+3));var _opacity2=meshColors[jj*4+3]/255.0;var tmpPositions=positions.subarray(meshPositions[jj],lastMesh?positions.length:meshPositions[jj+1]);var tmpNormals=normals.subarray(meshPositions[jj],lastMesh?positions.length:meshPositions[jj+1]);var tmpIndices=indices.subarray(meshIndices[jj],lastMesh?indices.length:meshIndices[jj+1]);var tmpEdgeIndices=edgeIndices.subarray(meshEdgesIndices[jj],lastMesh?edgeIndices.length:meshEdgesIndices[jj+1]);if(entityUsesInstancing[_i564]===1){var geometryId="".concat(modelPartId,".geometry.").concat(meshId,".").concat(jj);if(!(geometryId in alreadyCreatedGeometries)){sceneModel.createGeometry({id:geometryId,positionsCompressed:tmpPositions,normalsCompressed:tmpNormals,indices:tmpIndices,edgeIndices:tmpEdgeIndices,primitive:"triangles",positionsDecodeMatrix:inflatedData.positionsDecodeMatrix});alreadyCreatedGeometries[geometryId]=true;}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,color:_color7,opacity:_opacity2,matrix:entityMatrix,geometryId:geometryId}));meshIds.push(meshId);}else{sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,primitive:"triangles",positionsCompressed:tmpPositions,normalsCompressed:tmpNormals,indices:tmpIndices,edgeIndices:tmpEdgeIndices,positionsDecodeMatrix:inflatedData.positionsDecodeMatrix,color:_color7,opacity:_opacity2}));meshIds.push(meshId);}}if(meshIds.length){sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:entityIsObjects[_i564]===1,meshIds:meshIds}));}}}/** @private */var ParserV2={version:2,parse:function parse(viewer,options,elements,sceneModel,metaModel,manifestCtx){var deflatedData=extract$8(elements);var inflatedData=inflate$8(deflatedData);load$9(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx);}};/*
+pako$8=pako$8["default"];}function extract$8(elements){return{positions:elements[0],normals:elements[1],indices:elements[2],edgeIndices:elements[3],meshPositions:elements[4],meshIndices:elements[5],meshEdgesIndices:elements[6],meshColors:elements[7],entityIDs:elements[8],entityMeshes:elements[9],entityIsObjects:elements[10],positionsDecodeMatrix:elements[11],entityMeshIds:elements[12],entityMatrices:elements[13],entityUsesInstancing:elements[14]};}function inflate$8(deflatedData){return{positions:new Uint16Array(pako$8.inflate(deflatedData.positions).buffer),normals:new Int8Array(pako$8.inflate(deflatedData.normals).buffer),indices:new Uint32Array(pako$8.inflate(deflatedData.indices).buffer),edgeIndices:new Uint32Array(pako$8.inflate(deflatedData.edgeIndices).buffer),meshPositions:new Uint32Array(pako$8.inflate(deflatedData.meshPositions).buffer),meshIndices:new Uint32Array(pako$8.inflate(deflatedData.meshIndices).buffer),meshEdgesIndices:new Uint32Array(pako$8.inflate(deflatedData.meshEdgesIndices).buffer),meshColors:new Uint8Array(pako$8.inflate(deflatedData.meshColors).buffer),entityIDs:pako$8.inflate(deflatedData.entityIDs,{to:'string'}),entityMeshes:new Uint32Array(pako$8.inflate(deflatedData.entityMeshes).buffer),entityIsObjects:new Uint8Array(pako$8.inflate(deflatedData.entityIsObjects).buffer),positionsDecodeMatrix:new Float32Array(pako$8.inflate(deflatedData.positionsDecodeMatrix).buffer),entityMeshIds:new Uint32Array(pako$8.inflate(deflatedData.entityMeshIds).buffer),entityMatrices:new Float32Array(pako$8.inflate(deflatedData.entityMatrices).buffer),entityUsesInstancing:new Uint8Array(pako$8.inflate(deflatedData.entityUsesInstancing).buffer)};}var decompressColor$9=function(){var color2=new Float32Array(3);return function(color){color2[0]=color[0]/255.0;color2[1]=color[1]/255.0;color2[2]=color[2]/255.0;return color2;};}();function load$9(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx){var modelPartId=manifestCtx.getNextId();sceneModel.positionsCompression="precompressed";sceneModel.normalsCompression="precompressed";var positions=inflatedData.positions;var normals=inflatedData.normals;var indices=inflatedData.indices;var edgeIndices=inflatedData.edgeIndices;var meshPositions=inflatedData.meshPositions;var meshIndices=inflatedData.meshIndices;var meshEdgesIndices=inflatedData.meshEdgesIndices;var meshColors=inflatedData.meshColors;var entityIDs=JSON.parse(inflatedData.entityIDs);var entityMeshes=inflatedData.entityMeshes;var entityIsObjects=inflatedData.entityIsObjects;var entityMeshIds=inflatedData.entityMeshIds;var entityMatrices=inflatedData.entityMatrices;var entityUsesInstancing=inflatedData.entityUsesInstancing;var numMeshes=meshPositions.length;var numEntities=entityMeshes.length;var alreadyCreatedGeometries={};for(var _i563=0;_i563<numEntities;_i563++){var xktEntityId=entityIDs[_i563];var entityId=options.globalizeObjectIds?math.globalizeObjectId(sceneModel.id,xktEntityId):xktEntityId;var metaObject=viewer.metaScene.metaObjects[entityId];var entityDefaults={};var meshDefaults={};var entityMatrix=entityMatrices.subarray(_i563*16,_i563*16+16);if(metaObject){if(options.excludeTypesMap&&metaObject.type&&options.excludeTypesMap[metaObject.type]){continue;}if(options.includeTypesMap&&metaObject.type&&!options.includeTypesMap[metaObject.type]){continue;}var props=options.objectDefaults?options.objectDefaults[metaObject.type]||options.objectDefaults["DEFAULT"]:null;if(props){if(props.visible===false){entityDefaults.visible=false;}if(props.pickable===false){entityDefaults.pickable=false;}if(props.colorize){meshDefaults.color=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){meshDefaults.opacity=props.opacity;}}}else{if(options.excludeUnclassifiedObjects){continue;}}var lastEntity=_i563===numEntities-1;var meshIds=[];for(var j=entityMeshes[_i563],jlen=lastEntity?entityMeshIds.length:entityMeshes[_i563+1];j<jlen;j++){var jj=entityMeshIds[j];var lastMesh=jj===numMeshes-1;var meshId=manifestCtx.getNextId();var _color7=decompressColor$9(meshColors.subarray(jj*4,jj*4+3));var _opacity2=meshColors[jj*4+3]/255.0;var tmpPositions=positions.subarray(meshPositions[jj],lastMesh?positions.length:meshPositions[jj+1]);var tmpNormals=normals.subarray(meshPositions[jj],lastMesh?positions.length:meshPositions[jj+1]);var tmpIndices=indices.subarray(meshIndices[jj],lastMesh?indices.length:meshIndices[jj+1]);var tmpEdgeIndices=edgeIndices.subarray(meshEdgesIndices[jj],lastMesh?edgeIndices.length:meshEdgesIndices[jj+1]);if(entityUsesInstancing[_i563]===1){var geometryId="".concat(modelPartId,".geometry.").concat(meshId,".").concat(jj);if(!(geometryId in alreadyCreatedGeometries)){sceneModel.createGeometry({id:geometryId,positionsCompressed:tmpPositions,normalsCompressed:tmpNormals,indices:tmpIndices,edgeIndices:tmpEdgeIndices,primitive:"triangles",positionsDecodeMatrix:inflatedData.positionsDecodeMatrix});alreadyCreatedGeometries[geometryId]=true;}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,color:_color7,opacity:_opacity2,matrix:entityMatrix,geometryId:geometryId}));meshIds.push(meshId);}else{sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,primitive:"triangles",positionsCompressed:tmpPositions,normalsCompressed:tmpNormals,indices:tmpIndices,edgeIndices:tmpEdgeIndices,positionsDecodeMatrix:inflatedData.positionsDecodeMatrix,color:_color7,opacity:_opacity2}));meshIds.push(meshId);}}if(meshIds.length){sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:entityIsObjects[_i563]===1,meshIds:meshIds}));}}}/** @private */var ParserV2={version:2,parse:function parse(viewer,options,elements,sceneModel,metaModel,manifestCtx){var deflatedData=extract$8(elements);var inflatedData=inflate$8(deflatedData);load$9(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx);}};/*
 
 Parser for .XKT Format V3
 
 .XKT specifications: https://github.com/xeokit/xeokit-sdk/wiki/XKT-Format
 
  */var pako$7=window.pako||p;if(!pako$7.inflate){// See https://github.com/nodeca/pako/issues/97
-pako$7=pako$7["default"];}function extract$7(elements){return{positions:elements[0],normals:elements[1],indices:elements[2],edgeIndices:elements[3],meshPositions:elements[4],meshIndices:elements[5],meshEdgesIndices:elements[6],meshColors:elements[7],entityIDs:elements[8],entityMeshes:elements[9],entityIsObjects:elements[10],instancedPositionsDecodeMatrix:elements[11],batchedPositionsDecodeMatrix:elements[12],entityMeshIds:elements[13],entityMatrices:elements[14],entityUsesInstancing:elements[15]};}function inflate$7(deflatedData){return{positions:new Uint16Array(pako$7.inflate(deflatedData.positions).buffer),normals:new Int8Array(pako$7.inflate(deflatedData.normals).buffer),indices:new Uint32Array(pako$7.inflate(deflatedData.indices).buffer),edgeIndices:new Uint32Array(pako$7.inflate(deflatedData.edgeIndices).buffer),meshPositions:new Uint32Array(pako$7.inflate(deflatedData.meshPositions).buffer),meshIndices:new Uint32Array(pako$7.inflate(deflatedData.meshIndices).buffer),meshEdgesIndices:new Uint32Array(pako$7.inflate(deflatedData.meshEdgesIndices).buffer),meshColors:new Uint8Array(pako$7.inflate(deflatedData.meshColors).buffer),entityIDs:pako$7.inflate(deflatedData.entityIDs,{to:'string'}),entityMeshes:new Uint32Array(pako$7.inflate(deflatedData.entityMeshes).buffer),entityIsObjects:new Uint8Array(pako$7.inflate(deflatedData.entityIsObjects).buffer),instancedPositionsDecodeMatrix:new Float32Array(pako$7.inflate(deflatedData.instancedPositionsDecodeMatrix).buffer),batchedPositionsDecodeMatrix:new Float32Array(pako$7.inflate(deflatedData.batchedPositionsDecodeMatrix).buffer),entityMeshIds:new Uint32Array(pako$7.inflate(deflatedData.entityMeshIds).buffer),entityMatrices:new Float32Array(pako$7.inflate(deflatedData.entityMatrices).buffer),entityUsesInstancing:new Uint8Array(pako$7.inflate(deflatedData.entityUsesInstancing).buffer)};}var decompressColor$8=function(){var color2=new Float32Array(3);return function(color){color2[0]=color[0]/255.0;color2[1]=color[1]/255.0;color2[2]=color[2]/255.0;return color2;};}();function load$8(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx){var modelPartId=manifestCtx.getNextId();sceneModel.positionsCompression="precompressed";sceneModel.normalsCompression="precompressed";var positions=inflatedData.positions;var normals=inflatedData.normals;var indices=inflatedData.indices;var edgeIndices=inflatedData.edgeIndices;var meshPositions=inflatedData.meshPositions;var meshIndices=inflatedData.meshIndices;var meshEdgesIndices=inflatedData.meshEdgesIndices;var meshColors=inflatedData.meshColors;var entityIDs=JSON.parse(inflatedData.entityIDs);var entityMeshes=inflatedData.entityMeshes;var entityIsObjects=inflatedData.entityIsObjects;var entityMeshIds=inflatedData.entityMeshIds;var entityMatrices=inflatedData.entityMatrices;var entityUsesInstancing=inflatedData.entityUsesInstancing;var numMeshes=meshPositions.length;var numEntities=entityMeshes.length;var _alreadyCreatedGeometries={};for(var _i565=0;_i565<numEntities;_i565++){var xktEntityId=entityIDs[_i565];var entityId=options.globalizeObjectIds?math.globalizeObjectId(sceneModel.id,xktEntityId):xktEntityId;var metaObject=viewer.metaScene.metaObjects[entityId];var entityDefaults={};var meshDefaults={};var entityMatrix=entityMatrices.subarray(_i565*16,_i565*16+16);if(metaObject){if(options.excludeTypesMap&&metaObject.type&&options.excludeTypesMap[metaObject.type]){continue;}if(options.includeTypesMap&&metaObject.type&&!options.includeTypesMap[metaObject.type]){continue;}var props=options.objectDefaults?options.objectDefaults[metaObject.type]||options.objectDefaults["DEFAULT"]:null;if(props){if(props.visible===false){entityDefaults.visible=false;}if(props.pickable===false){entityDefaults.pickable=false;}if(props.colorize){meshDefaults.color=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){meshDefaults.opacity=props.opacity;}}}else{if(options.excludeUnclassifiedObjects){continue;}}var lastEntity=_i565===numEntities-1;var meshIds=[];for(var j=entityMeshes[_i565],jlen=lastEntity?entityMeshIds.length:entityMeshes[_i565+1];j<jlen;j++){var jj=entityMeshIds[j];var lastMesh=jj===numMeshes-1;var meshId="".concat(modelPartId,".").concat(entityId,".mesh.").concat(jj);var _color8=decompressColor$8(meshColors.subarray(jj*4,jj*4+3));var _opacity3=meshColors[jj*4+3]/255.0;var tmpPositions=positions.subarray(meshPositions[jj],lastMesh?positions.length:meshPositions[jj+1]);var tmpNormals=normals.subarray(meshPositions[jj],lastMesh?positions.length:meshPositions[jj+1]);var tmpIndices=indices.subarray(meshIndices[jj],lastMesh?indices.length:meshIndices[jj+1]);var tmpEdgeIndices=edgeIndices.subarray(meshEdgesIndices[jj],lastMesh?edgeIndices.length:meshEdgesIndices[jj+1]);if(entityUsesInstancing[_i565]===1){var geometryId="".concat(modelPartId,".geometry.").concat(meshId,".").concat(jj);if(!(geometryId in _alreadyCreatedGeometries)){sceneModel.createGeometry({id:geometryId,positionsCompressed:tmpPositions,normalsCompressed:tmpNormals,indices:tmpIndices,edgeIndices:tmpEdgeIndices,primitive:"triangles",positionsDecodeMatrix:inflatedData.instancedPositionsDecodeMatrix});_alreadyCreatedGeometries[geometryId]=true;}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,color:_color8,opacity:_opacity3,matrix:entityMatrix,geometryId:geometryId}));meshIds.push(meshId);}else{sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,primitive:"triangles",positionsCompressed:tmpPositions,normalsCompressed:tmpNormals,indices:tmpIndices,edgeIndices:tmpEdgeIndices,positionsDecodeMatrix:inflatedData.batchedPositionsDecodeMatrix,color:_color8,opacity:_opacity3}));meshIds.push(meshId);}}if(meshIds.length){sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:entityIsObjects[_i565]===1,meshIds:meshIds}));}}}/** @private */var ParserV3={version:3,parse:function parse(viewer,options,elements,sceneModel,metaModel,manifestCtx){var deflatedData=extract$7(elements);var inflatedData=inflate$7(deflatedData);load$8(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx);}};/*
+pako$7=pako$7["default"];}function extract$7(elements){return{positions:elements[0],normals:elements[1],indices:elements[2],edgeIndices:elements[3],meshPositions:elements[4],meshIndices:elements[5],meshEdgesIndices:elements[6],meshColors:elements[7],entityIDs:elements[8],entityMeshes:elements[9],entityIsObjects:elements[10],instancedPositionsDecodeMatrix:elements[11],batchedPositionsDecodeMatrix:elements[12],entityMeshIds:elements[13],entityMatrices:elements[14],entityUsesInstancing:elements[15]};}function inflate$7(deflatedData){return{positions:new Uint16Array(pako$7.inflate(deflatedData.positions).buffer),normals:new Int8Array(pako$7.inflate(deflatedData.normals).buffer),indices:new Uint32Array(pako$7.inflate(deflatedData.indices).buffer),edgeIndices:new Uint32Array(pako$7.inflate(deflatedData.edgeIndices).buffer),meshPositions:new Uint32Array(pako$7.inflate(deflatedData.meshPositions).buffer),meshIndices:new Uint32Array(pako$7.inflate(deflatedData.meshIndices).buffer),meshEdgesIndices:new Uint32Array(pako$7.inflate(deflatedData.meshEdgesIndices).buffer),meshColors:new Uint8Array(pako$7.inflate(deflatedData.meshColors).buffer),entityIDs:pako$7.inflate(deflatedData.entityIDs,{to:'string'}),entityMeshes:new Uint32Array(pako$7.inflate(deflatedData.entityMeshes).buffer),entityIsObjects:new Uint8Array(pako$7.inflate(deflatedData.entityIsObjects).buffer),instancedPositionsDecodeMatrix:new Float32Array(pako$7.inflate(deflatedData.instancedPositionsDecodeMatrix).buffer),batchedPositionsDecodeMatrix:new Float32Array(pako$7.inflate(deflatedData.batchedPositionsDecodeMatrix).buffer),entityMeshIds:new Uint32Array(pako$7.inflate(deflatedData.entityMeshIds).buffer),entityMatrices:new Float32Array(pako$7.inflate(deflatedData.entityMatrices).buffer),entityUsesInstancing:new Uint8Array(pako$7.inflate(deflatedData.entityUsesInstancing).buffer)};}var decompressColor$8=function(){var color2=new Float32Array(3);return function(color){color2[0]=color[0]/255.0;color2[1]=color[1]/255.0;color2[2]=color[2]/255.0;return color2;};}();function load$8(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx){var modelPartId=manifestCtx.getNextId();sceneModel.positionsCompression="precompressed";sceneModel.normalsCompression="precompressed";var positions=inflatedData.positions;var normals=inflatedData.normals;var indices=inflatedData.indices;var edgeIndices=inflatedData.edgeIndices;var meshPositions=inflatedData.meshPositions;var meshIndices=inflatedData.meshIndices;var meshEdgesIndices=inflatedData.meshEdgesIndices;var meshColors=inflatedData.meshColors;var entityIDs=JSON.parse(inflatedData.entityIDs);var entityMeshes=inflatedData.entityMeshes;var entityIsObjects=inflatedData.entityIsObjects;var entityMeshIds=inflatedData.entityMeshIds;var entityMatrices=inflatedData.entityMatrices;var entityUsesInstancing=inflatedData.entityUsesInstancing;var numMeshes=meshPositions.length;var numEntities=entityMeshes.length;var _alreadyCreatedGeometries={};for(var _i564=0;_i564<numEntities;_i564++){var xktEntityId=entityIDs[_i564];var entityId=options.globalizeObjectIds?math.globalizeObjectId(sceneModel.id,xktEntityId):xktEntityId;var metaObject=viewer.metaScene.metaObjects[entityId];var entityDefaults={};var meshDefaults={};var entityMatrix=entityMatrices.subarray(_i564*16,_i564*16+16);if(metaObject){if(options.excludeTypesMap&&metaObject.type&&options.excludeTypesMap[metaObject.type]){continue;}if(options.includeTypesMap&&metaObject.type&&!options.includeTypesMap[metaObject.type]){continue;}var props=options.objectDefaults?options.objectDefaults[metaObject.type]||options.objectDefaults["DEFAULT"]:null;if(props){if(props.visible===false){entityDefaults.visible=false;}if(props.pickable===false){entityDefaults.pickable=false;}if(props.colorize){meshDefaults.color=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){meshDefaults.opacity=props.opacity;}}}else{if(options.excludeUnclassifiedObjects){continue;}}var lastEntity=_i564===numEntities-1;var meshIds=[];for(var j=entityMeshes[_i564],jlen=lastEntity?entityMeshIds.length:entityMeshes[_i564+1];j<jlen;j++){var jj=entityMeshIds[j];var lastMesh=jj===numMeshes-1;var meshId="".concat(modelPartId,".").concat(entityId,".mesh.").concat(jj);var _color8=decompressColor$8(meshColors.subarray(jj*4,jj*4+3));var _opacity3=meshColors[jj*4+3]/255.0;var tmpPositions=positions.subarray(meshPositions[jj],lastMesh?positions.length:meshPositions[jj+1]);var tmpNormals=normals.subarray(meshPositions[jj],lastMesh?positions.length:meshPositions[jj+1]);var tmpIndices=indices.subarray(meshIndices[jj],lastMesh?indices.length:meshIndices[jj+1]);var tmpEdgeIndices=edgeIndices.subarray(meshEdgesIndices[jj],lastMesh?edgeIndices.length:meshEdgesIndices[jj+1]);if(entityUsesInstancing[_i564]===1){var geometryId="".concat(modelPartId,".geometry.").concat(meshId,".").concat(jj);if(!(geometryId in _alreadyCreatedGeometries)){sceneModel.createGeometry({id:geometryId,positionsCompressed:tmpPositions,normalsCompressed:tmpNormals,indices:tmpIndices,edgeIndices:tmpEdgeIndices,primitive:"triangles",positionsDecodeMatrix:inflatedData.instancedPositionsDecodeMatrix});_alreadyCreatedGeometries[geometryId]=true;}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,color:_color8,opacity:_opacity3,matrix:entityMatrix,geometryId:geometryId}));meshIds.push(meshId);}else{sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,primitive:"triangles",positionsCompressed:tmpPositions,normalsCompressed:tmpNormals,indices:tmpIndices,edgeIndices:tmpEdgeIndices,positionsDecodeMatrix:inflatedData.batchedPositionsDecodeMatrix,color:_color8,opacity:_opacity3}));meshIds.push(meshId);}}if(meshIds.length){sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:entityIsObjects[_i564]===1,meshIds:meshIds}));}}}/** @private */var ParserV3={version:3,parse:function parse(viewer,options,elements,sceneModel,metaModel,manifestCtx){var deflatedData=extract$7(elements);var inflatedData=inflate$7(deflatedData);load$8(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx);}};/*
 
 Parser for .XKT Format V4
 
@@ -27845,7 +27845,7 @@ indices:elements[3],edgeIndices:elements[4],// Transform matrices
 matrices:elements[5],reusedGeometriesDecodeMatrix:elements[6],// Geometries
 eachGeometryPrimitiveType:elements[7],eachGeometryPositionsPortion:elements[8],eachGeometryNormalsPortion:elements[9],eachGeometryColorsPortion:elements[10],eachGeometryIndicesPortion:elements[11],eachGeometryEdgeIndicesPortion:elements[12],// Meshes are grouped in runs that are shared by the same entities
 eachMeshGeometriesPortion:elements[13],eachMeshMatricesPortion:elements[14],eachMeshMaterial:elements[15],// Entity elements in the following arrays are grouped in runs that are shared by the same tiles
-eachEntityId:elements[16],eachEntityMeshesPortion:elements[17],eachTileAABB:elements[18],eachTileEntitiesPortion:elements[19]};}function inflate$3(deflatedData){function inflate(array,options){return array.length===0?[]:pako$3.inflate(array,options).buffer;}return{positions:new Uint16Array(inflate(deflatedData.positions)),normals:new Int8Array(inflate(deflatedData.normals)),colors:new Uint8Array(inflate(deflatedData.colors)),indices:new Uint32Array(inflate(deflatedData.indices)),edgeIndices:new Uint32Array(inflate(deflatedData.edgeIndices)),matrices:new Float32Array(inflate(deflatedData.matrices)),reusedGeometriesDecodeMatrix:new Float32Array(inflate(deflatedData.reusedGeometriesDecodeMatrix)),eachGeometryPrimitiveType:new Uint8Array(inflate(deflatedData.eachGeometryPrimitiveType)),eachGeometryPositionsPortion:new Uint32Array(inflate(deflatedData.eachGeometryPositionsPortion)),eachGeometryNormalsPortion:new Uint32Array(inflate(deflatedData.eachGeometryNormalsPortion)),eachGeometryColorsPortion:new Uint32Array(inflate(deflatedData.eachGeometryColorsPortion)),eachGeometryIndicesPortion:new Uint32Array(inflate(deflatedData.eachGeometryIndicesPortion)),eachGeometryEdgeIndicesPortion:new Uint32Array(inflate(deflatedData.eachGeometryEdgeIndicesPortion)),eachMeshGeometriesPortion:new Uint32Array(inflate(deflatedData.eachMeshGeometriesPortion)),eachMeshMatricesPortion:new Uint32Array(inflate(deflatedData.eachMeshMatricesPortion)),eachMeshMaterial:new Uint8Array(inflate(deflatedData.eachMeshMaterial)),eachEntityId:pako$3.inflate(deflatedData.eachEntityId,{to:'string'}),eachEntityMeshesPortion:new Uint32Array(inflate(deflatedData.eachEntityMeshesPortion)),eachTileAABB:new Float64Array(inflate(deflatedData.eachTileAABB)),eachTileEntitiesPortion:new Uint32Array(inflate(deflatedData.eachTileEntitiesPortion))};}var decompressColor$4=function(){var floatColor=new Float32Array(3);return function(intColor){floatColor[0]=intColor[0]/255.0;floatColor[1]=intColor[1]/255.0;floatColor[2]=intColor[2]/255.0;return floatColor;};}();function convertColorsRGBToRGBA$1(colorsRGB){var colorsRGBA=[];for(var _i566=0,len=colorsRGB.length;_i566<len;_i566+=3){colorsRGBA.push(colorsRGB[_i566]);colorsRGBA.push(colorsRGB[_i566+1]);colorsRGBA.push(colorsRGB[_i566+2]);colorsRGBA.push(1.0);}return colorsRGBA;}function load$4(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx){var modelPartId=manifestCtx.getNextId();var positions=inflatedData.positions;var normals=inflatedData.normals;var colors=inflatedData.colors;var indices=inflatedData.indices;var edgeIndices=inflatedData.edgeIndices;var matrices=inflatedData.matrices;var reusedGeometriesDecodeMatrix=inflatedData.reusedGeometriesDecodeMatrix;var eachGeometryPrimitiveType=inflatedData.eachGeometryPrimitiveType;var eachGeometryPositionsPortion=inflatedData.eachGeometryPositionsPortion;var eachGeometryNormalsPortion=inflatedData.eachGeometryNormalsPortion;var eachGeometryColorsPortion=inflatedData.eachGeometryColorsPortion;var eachGeometryIndicesPortion=inflatedData.eachGeometryIndicesPortion;var eachGeometryEdgeIndicesPortion=inflatedData.eachGeometryEdgeIndicesPortion;var eachMeshGeometriesPortion=inflatedData.eachMeshGeometriesPortion;var eachMeshMatricesPortion=inflatedData.eachMeshMatricesPortion;var eachMeshMaterial=inflatedData.eachMeshMaterial;var eachEntityId=JSON.parse(inflatedData.eachEntityId);var eachEntityMeshesPortion=inflatedData.eachEntityMeshesPortion;var eachTileAABB=inflatedData.eachTileAABB;var eachTileEntitiesPortion=inflatedData.eachTileEntitiesPortion;var numGeometries=eachGeometryPositionsPortion.length;var numMeshes=eachMeshGeometriesPortion.length;var numEntities=eachEntityId.length;var numTiles=eachTileEntitiesPortion.length;// Count instances of each geometry
+eachEntityId:elements[16],eachEntityMeshesPortion:elements[17],eachTileAABB:elements[18],eachTileEntitiesPortion:elements[19]};}function inflate$3(deflatedData){function inflate(array,options){return array.length===0?[]:pako$3.inflate(array,options).buffer;}return{positions:new Uint16Array(inflate(deflatedData.positions)),normals:new Int8Array(inflate(deflatedData.normals)),colors:new Uint8Array(inflate(deflatedData.colors)),indices:new Uint32Array(inflate(deflatedData.indices)),edgeIndices:new Uint32Array(inflate(deflatedData.edgeIndices)),matrices:new Float32Array(inflate(deflatedData.matrices)),reusedGeometriesDecodeMatrix:new Float32Array(inflate(deflatedData.reusedGeometriesDecodeMatrix)),eachGeometryPrimitiveType:new Uint8Array(inflate(deflatedData.eachGeometryPrimitiveType)),eachGeometryPositionsPortion:new Uint32Array(inflate(deflatedData.eachGeometryPositionsPortion)),eachGeometryNormalsPortion:new Uint32Array(inflate(deflatedData.eachGeometryNormalsPortion)),eachGeometryColorsPortion:new Uint32Array(inflate(deflatedData.eachGeometryColorsPortion)),eachGeometryIndicesPortion:new Uint32Array(inflate(deflatedData.eachGeometryIndicesPortion)),eachGeometryEdgeIndicesPortion:new Uint32Array(inflate(deflatedData.eachGeometryEdgeIndicesPortion)),eachMeshGeometriesPortion:new Uint32Array(inflate(deflatedData.eachMeshGeometriesPortion)),eachMeshMatricesPortion:new Uint32Array(inflate(deflatedData.eachMeshMatricesPortion)),eachMeshMaterial:new Uint8Array(inflate(deflatedData.eachMeshMaterial)),eachEntityId:pako$3.inflate(deflatedData.eachEntityId,{to:'string'}),eachEntityMeshesPortion:new Uint32Array(inflate(deflatedData.eachEntityMeshesPortion)),eachTileAABB:new Float64Array(inflate(deflatedData.eachTileAABB)),eachTileEntitiesPortion:new Uint32Array(inflate(deflatedData.eachTileEntitiesPortion))};}var decompressColor$4=function(){var floatColor=new Float32Array(3);return function(intColor){floatColor[0]=intColor[0]/255.0;floatColor[1]=intColor[1]/255.0;floatColor[2]=intColor[2]/255.0;return floatColor;};}();function convertColorsRGBToRGBA$1(colorsRGB){var colorsRGBA=[];for(var _i565=0,len=colorsRGB.length;_i565<len;_i565+=3){colorsRGBA.push(colorsRGB[_i565]);colorsRGBA.push(colorsRGB[_i565+1]);colorsRGBA.push(colorsRGB[_i565+2]);colorsRGBA.push(1.0);}return colorsRGBA;}function load$4(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx){var modelPartId=manifestCtx.getNextId();var positions=inflatedData.positions;var normals=inflatedData.normals;var colors=inflatedData.colors;var indices=inflatedData.indices;var edgeIndices=inflatedData.edgeIndices;var matrices=inflatedData.matrices;var reusedGeometriesDecodeMatrix=inflatedData.reusedGeometriesDecodeMatrix;var eachGeometryPrimitiveType=inflatedData.eachGeometryPrimitiveType;var eachGeometryPositionsPortion=inflatedData.eachGeometryPositionsPortion;var eachGeometryNormalsPortion=inflatedData.eachGeometryNormalsPortion;var eachGeometryColorsPortion=inflatedData.eachGeometryColorsPortion;var eachGeometryIndicesPortion=inflatedData.eachGeometryIndicesPortion;var eachGeometryEdgeIndicesPortion=inflatedData.eachGeometryEdgeIndicesPortion;var eachMeshGeometriesPortion=inflatedData.eachMeshGeometriesPortion;var eachMeshMatricesPortion=inflatedData.eachMeshMatricesPortion;var eachMeshMaterial=inflatedData.eachMeshMaterial;var eachEntityId=JSON.parse(inflatedData.eachEntityId);var eachEntityMeshesPortion=inflatedData.eachEntityMeshesPortion;var eachTileAABB=inflatedData.eachTileAABB;var eachTileEntitiesPortion=inflatedData.eachTileEntitiesPortion;var numGeometries=eachGeometryPositionsPortion.length;var numMeshes=eachMeshGeometriesPortion.length;var numEntities=eachEntityId.length;var numTiles=eachTileEntitiesPortion.length;// Count instances of each geometry
 var geometryReuseCounts=new Uint32Array(numGeometries);for(var meshIndex=0;meshIndex<numMeshes;meshIndex++){var geometryIndex=eachMeshGeometriesPortion[meshIndex];if(geometryReuseCounts[geometryIndex]!==undefined){geometryReuseCounts[geometryIndex]++;}else{geometryReuseCounts[geometryIndex]=1;}}// Iterate over tiles
 var tileCenter=math.vec3();var rtcAABB=math.AABB3();for(var tileIndex=0;tileIndex<numTiles;tileIndex++){var lastTileIndex=numTiles-1;var atLastTile=tileIndex===lastTileIndex;var firstTileEntityIndex=eachTileEntitiesPortion[tileIndex];var lastTileEntityIndex=atLastTile?numEntities:eachTileEntitiesPortion[tileIndex+1];var tileAABBIndex=tileIndex*6;var tileAABB=eachTileAABB.subarray(tileAABBIndex,tileAABBIndex+6);math.getAABB3Center(tileAABB,tileCenter);rtcAABB[0]=tileAABB[0]-tileCenter[0];rtcAABB[1]=tileAABB[1]-tileCenter[1];rtcAABB[2]=tileAABB[2]-tileCenter[2];rtcAABB[3]=tileAABB[3]-tileCenter[0];rtcAABB[4]=tileAABB[4]-tileCenter[1];rtcAABB[5]=tileAABB[5]-tileCenter[2];var tileDecodeMatrix=geometryCompressionUtils.createPositionsDecodeMatrix(rtcAABB);var geometryCreated={};// Iterate over each tile's entities
 for(var tileEntityIndex=firstTileEntityIndex;tileEntityIndex<lastTileEntityIndex;tileEntityIndex++){var xktEntityId=eachEntityId[tileEntityIndex];var entityId=options.globalizeObjectIds?math.globalizeObjectId(sceneModel.id,xktEntityId):xktEntityId;var _lastTileEntityIndex2=numEntities-1;var atLastTileEntity=tileEntityIndex===_lastTileEntityIndex2;var firstMeshIndex=eachEntityMeshesPortion[tileEntityIndex];var lastMeshIndex=atLastTileEntity?eachMeshGeometriesPortion.length:eachEntityMeshesPortion[tileEntityIndex+1];var meshIds=[];var metaObject=viewer.metaScene.metaObjects[entityId];var entityDefaults={};var meshDefaults={};if(metaObject){// Mask loading of object types
@@ -27863,7 +27863,7 @@ types:elements[0],eachMetaObjectId:elements[1],eachMetaObjectType:elements[2],ea
 matrices:elements[10],reusedGeometriesDecodeMatrix:elements[11],// Geometries
 eachGeometryPrimitiveType:elements[12],eachGeometryPositionsPortion:elements[13],eachGeometryNormalsPortion:elements[14],eachGeometryColorsPortion:elements[15],eachGeometryIndicesPortion:elements[16],eachGeometryEdgeIndicesPortion:elements[17],// Meshes are grouped in runs that are shared by the same entities
 eachMeshGeometriesPortion:elements[18],eachMeshMatricesPortion:elements[19],eachMeshMaterial:elements[20],// Entity elements in the following arrays are grouped in runs that are shared by the same tiles
-eachEntityMetaObject:elements[21],eachEntityMeshesPortion:elements[22],eachTileAABB:elements[23],eachTileEntitiesPortion:elements[24]};}function inflate$2(deflatedData){function inflate(array,options){return array.length===0?[]:pako$2.inflate(array,options).buffer;}return{types:pako$2.inflate(deflatedData.types,{to:'string'}),eachMetaObjectId:pako$2.inflate(deflatedData.eachMetaObjectId,{to:'string'}),eachMetaObjectType:new Uint32Array(inflate(deflatedData.eachMetaObjectType)),eachMetaObjectName:pako$2.inflate(deflatedData.eachMetaObjectName,{to:'string'}),eachMetaObjectParent:new Uint32Array(inflate(deflatedData.eachMetaObjectParent)),positions:new Uint16Array(inflate(deflatedData.positions)),normals:new Int8Array(inflate(deflatedData.normals)),colors:new Uint8Array(inflate(deflatedData.colors)),indices:new Uint32Array(inflate(deflatedData.indices)),edgeIndices:new Uint32Array(inflate(deflatedData.edgeIndices)),matrices:new Float32Array(inflate(deflatedData.matrices)),reusedGeometriesDecodeMatrix:new Float32Array(inflate(deflatedData.reusedGeometriesDecodeMatrix)),eachGeometryPrimitiveType:new Uint8Array(inflate(deflatedData.eachGeometryPrimitiveType)),eachGeometryPositionsPortion:new Uint32Array(inflate(deflatedData.eachGeometryPositionsPortion)),eachGeometryNormalsPortion:new Uint32Array(inflate(deflatedData.eachGeometryNormalsPortion)),eachGeometryColorsPortion:new Uint32Array(inflate(deflatedData.eachGeometryColorsPortion)),eachGeometryIndicesPortion:new Uint32Array(inflate(deflatedData.eachGeometryIndicesPortion)),eachGeometryEdgeIndicesPortion:new Uint32Array(inflate(deflatedData.eachGeometryEdgeIndicesPortion)),eachMeshGeometriesPortion:new Uint32Array(inflate(deflatedData.eachMeshGeometriesPortion)),eachMeshMatricesPortion:new Uint32Array(inflate(deflatedData.eachMeshMatricesPortion)),eachMeshMaterial:new Uint8Array(inflate(deflatedData.eachMeshMaterial)),eachEntityMetaObject:new Uint32Array(inflate(deflatedData.eachEntityMetaObject)),eachEntityMeshesPortion:new Uint32Array(inflate(deflatedData.eachEntityMeshesPortion)),eachTileAABB:new Float64Array(inflate(deflatedData.eachTileAABB)),eachTileEntitiesPortion:new Uint32Array(inflate(deflatedData.eachTileEntitiesPortion))};}var decompressColor$3=function(){var floatColor=new Float32Array(3);return function(intColor){floatColor[0]=intColor[0]/255.0;floatColor[1]=intColor[1]/255.0;floatColor[2]=intColor[2]/255.0;return floatColor;};}();function convertColorsRGBToRGBA(colorsRGB){var colorsRGBA=[];for(var _i567=0,len=colorsRGB.length;_i567<len;_i567+=3){colorsRGBA.push(colorsRGB[_i567]);colorsRGBA.push(colorsRGB[_i567+1]);colorsRGBA.push(colorsRGB[_i567+2]);colorsRGBA.push(1.0);}return colorsRGBA;}function load$3(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx){var modelPartId=manifestCtx.getNextId();var types=JSON.parse(inflatedData.types);var eachMetaObjectId=JSON.parse(inflatedData.eachMetaObjectId);var eachMetaObjectType=inflatedData.eachMetaObjectType;var eachMetaObjectName=JSON.parse(inflatedData.eachMetaObjectName);var eachMetaObjectParent=inflatedData.eachMetaObjectParent;var positions=inflatedData.positions;var normals=inflatedData.normals;var colors=inflatedData.colors;var indices=inflatedData.indices;var edgeIndices=inflatedData.edgeIndices;var matrices=inflatedData.matrices;var reusedGeometriesDecodeMatrix=inflatedData.reusedGeometriesDecodeMatrix;var eachGeometryPrimitiveType=inflatedData.eachGeometryPrimitiveType;var eachGeometryPositionsPortion=inflatedData.eachGeometryPositionsPortion;var eachGeometryNormalsPortion=inflatedData.eachGeometryNormalsPortion;var eachGeometryColorsPortion=inflatedData.eachGeometryColorsPortion;var eachGeometryIndicesPortion=inflatedData.eachGeometryIndicesPortion;var eachGeometryEdgeIndicesPortion=inflatedData.eachGeometryEdgeIndicesPortion;var eachMeshGeometriesPortion=inflatedData.eachMeshGeometriesPortion;var eachMeshMatricesPortion=inflatedData.eachMeshMatricesPortion;var eachMeshMaterial=inflatedData.eachMeshMaterial;var eachEntityMetaObject=inflatedData.eachEntityMetaObject;var eachEntityMeshesPortion=inflatedData.eachEntityMeshesPortion;var eachTileAABB=inflatedData.eachTileAABB;var eachTileEntitiesPortion=inflatedData.eachTileEntitiesPortion;var numMetaObjects=eachMetaObjectId.length;var numGeometries=eachGeometryPositionsPortion.length;var numMeshes=eachMeshGeometriesPortion.length;var numEntities=eachEntityMetaObject.length;var numTiles=eachTileEntitiesPortion.length;if(metaModel){var metaModelData={metaObjects:[]};for(var metaObjectIndex=0;metaObjectIndex<numMetaObjects;metaObjectIndex++){var metaObjectId=eachMetaObjectId[metaObjectIndex];var typeIndex=eachMetaObjectType[metaObjectIndex];var metaObjectType=types[typeIndex]||"default";var metaObjectName=eachMetaObjectName[metaObjectIndex];var metaObjectParentIndex=eachMetaObjectParent[metaObjectIndex];var metaObjectParentId=metaObjectParentIndex!==metaObjectIndex?eachMetaObjectId[metaObjectParentIndex]:null;metaModelData.metaObjects.push({id:metaObjectId,type:metaObjectType,name:metaObjectName,parent:metaObjectParentId});}metaModel.loadData(metaModelData,{includeTypes:options.includeTypes,excludeTypes:options.excludeTypes,globalizeObjectIds:options.globalizeObjectIds});}// Count instances of each geometry
+eachEntityMetaObject:elements[21],eachEntityMeshesPortion:elements[22],eachTileAABB:elements[23],eachTileEntitiesPortion:elements[24]};}function inflate$2(deflatedData){function inflate(array,options){return array.length===0?[]:pako$2.inflate(array,options).buffer;}return{types:pako$2.inflate(deflatedData.types,{to:'string'}),eachMetaObjectId:pako$2.inflate(deflatedData.eachMetaObjectId,{to:'string'}),eachMetaObjectType:new Uint32Array(inflate(deflatedData.eachMetaObjectType)),eachMetaObjectName:pako$2.inflate(deflatedData.eachMetaObjectName,{to:'string'}),eachMetaObjectParent:new Uint32Array(inflate(deflatedData.eachMetaObjectParent)),positions:new Uint16Array(inflate(deflatedData.positions)),normals:new Int8Array(inflate(deflatedData.normals)),colors:new Uint8Array(inflate(deflatedData.colors)),indices:new Uint32Array(inflate(deflatedData.indices)),edgeIndices:new Uint32Array(inflate(deflatedData.edgeIndices)),matrices:new Float32Array(inflate(deflatedData.matrices)),reusedGeometriesDecodeMatrix:new Float32Array(inflate(deflatedData.reusedGeometriesDecodeMatrix)),eachGeometryPrimitiveType:new Uint8Array(inflate(deflatedData.eachGeometryPrimitiveType)),eachGeometryPositionsPortion:new Uint32Array(inflate(deflatedData.eachGeometryPositionsPortion)),eachGeometryNormalsPortion:new Uint32Array(inflate(deflatedData.eachGeometryNormalsPortion)),eachGeometryColorsPortion:new Uint32Array(inflate(deflatedData.eachGeometryColorsPortion)),eachGeometryIndicesPortion:new Uint32Array(inflate(deflatedData.eachGeometryIndicesPortion)),eachGeometryEdgeIndicesPortion:new Uint32Array(inflate(deflatedData.eachGeometryEdgeIndicesPortion)),eachMeshGeometriesPortion:new Uint32Array(inflate(deflatedData.eachMeshGeometriesPortion)),eachMeshMatricesPortion:new Uint32Array(inflate(deflatedData.eachMeshMatricesPortion)),eachMeshMaterial:new Uint8Array(inflate(deflatedData.eachMeshMaterial)),eachEntityMetaObject:new Uint32Array(inflate(deflatedData.eachEntityMetaObject)),eachEntityMeshesPortion:new Uint32Array(inflate(deflatedData.eachEntityMeshesPortion)),eachTileAABB:new Float64Array(inflate(deflatedData.eachTileAABB)),eachTileEntitiesPortion:new Uint32Array(inflate(deflatedData.eachTileEntitiesPortion))};}var decompressColor$3=function(){var floatColor=new Float32Array(3);return function(intColor){floatColor[0]=intColor[0]/255.0;floatColor[1]=intColor[1]/255.0;floatColor[2]=intColor[2]/255.0;return floatColor;};}();function convertColorsRGBToRGBA(colorsRGB){var colorsRGBA=[];for(var _i566=0,len=colorsRGB.length;_i566<len;_i566+=3){colorsRGBA.push(colorsRGB[_i566]);colorsRGBA.push(colorsRGB[_i566+1]);colorsRGBA.push(colorsRGB[_i566+2]);colorsRGBA.push(1.0);}return colorsRGBA;}function load$3(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx){var modelPartId=manifestCtx.getNextId();var types=JSON.parse(inflatedData.types);var eachMetaObjectId=JSON.parse(inflatedData.eachMetaObjectId);var eachMetaObjectType=inflatedData.eachMetaObjectType;var eachMetaObjectName=JSON.parse(inflatedData.eachMetaObjectName);var eachMetaObjectParent=inflatedData.eachMetaObjectParent;var positions=inflatedData.positions;var normals=inflatedData.normals;var colors=inflatedData.colors;var indices=inflatedData.indices;var edgeIndices=inflatedData.edgeIndices;var matrices=inflatedData.matrices;var reusedGeometriesDecodeMatrix=inflatedData.reusedGeometriesDecodeMatrix;var eachGeometryPrimitiveType=inflatedData.eachGeometryPrimitiveType;var eachGeometryPositionsPortion=inflatedData.eachGeometryPositionsPortion;var eachGeometryNormalsPortion=inflatedData.eachGeometryNormalsPortion;var eachGeometryColorsPortion=inflatedData.eachGeometryColorsPortion;var eachGeometryIndicesPortion=inflatedData.eachGeometryIndicesPortion;var eachGeometryEdgeIndicesPortion=inflatedData.eachGeometryEdgeIndicesPortion;var eachMeshGeometriesPortion=inflatedData.eachMeshGeometriesPortion;var eachMeshMatricesPortion=inflatedData.eachMeshMatricesPortion;var eachMeshMaterial=inflatedData.eachMeshMaterial;var eachEntityMetaObject=inflatedData.eachEntityMetaObject;var eachEntityMeshesPortion=inflatedData.eachEntityMeshesPortion;var eachTileAABB=inflatedData.eachTileAABB;var eachTileEntitiesPortion=inflatedData.eachTileEntitiesPortion;var numMetaObjects=eachMetaObjectId.length;var numGeometries=eachGeometryPositionsPortion.length;var numMeshes=eachMeshGeometriesPortion.length;var numEntities=eachEntityMetaObject.length;var numTiles=eachTileEntitiesPortion.length;if(metaModel){var metaModelData={metaObjects:[]};for(var metaObjectIndex=0;metaObjectIndex<numMetaObjects;metaObjectIndex++){var metaObjectId=eachMetaObjectId[metaObjectIndex];var typeIndex=eachMetaObjectType[metaObjectIndex];var metaObjectType=types[typeIndex]||"default";var metaObjectName=eachMetaObjectName[metaObjectIndex];var metaObjectParentIndex=eachMetaObjectParent[metaObjectIndex];var metaObjectParentId=metaObjectParentIndex!==metaObjectIndex?eachMetaObjectId[metaObjectParentIndex]:null;metaModelData.metaObjects.push({id:metaObjectId,type:metaObjectType,name:metaObjectName,parent:metaObjectParentId});}metaModel.loadData(metaModelData,{includeTypes:options.includeTypes,excludeTypes:options.excludeTypes,globalizeObjectIds:options.globalizeObjectIds});}// Count instances of each geometry
 var geometryReuseCounts=new Uint32Array(numGeometries);for(var meshIndex=0;meshIndex<numMeshes;meshIndex++){var geometryIndex=eachMeshGeometriesPortion[meshIndex];if(geometryReuseCounts[geometryIndex]!==undefined){geometryReuseCounts[geometryIndex]++;}else{geometryReuseCounts[geometryIndex]=1;}}// Iterate over tiles
 var tileCenter=math.vec3();var rtcAABB=math.AABB3();var geometryArraysCache={};for(var tileIndex=0;tileIndex<numTiles;tileIndex++){var lastTileIndex=numTiles-1;var atLastTile=tileIndex===lastTileIndex;var firstTileEntityIndex=eachTileEntitiesPortion[tileIndex];var lastTileEntityIndex=atLastTile?numEntities:eachTileEntitiesPortion[tileIndex+1];var tileAABBIndex=tileIndex*6;var tileAABB=eachTileAABB.subarray(tileAABBIndex,tileAABBIndex+6);math.getAABB3Center(tileAABB,tileCenter);rtcAABB[0]=tileAABB[0]-tileCenter[0];rtcAABB[1]=tileAABB[1]-tileCenter[1];rtcAABB[2]=tileAABB[2]-tileCenter[2];rtcAABB[3]=tileAABB[3]-tileCenter[0];rtcAABB[4]=tileAABB[4]-tileCenter[1];rtcAABB[5]=tileAABB[5]-tileCenter[2];var tileDecodeMatrix=geometryCompressionUtils.createPositionsDecodeMatrix(rtcAABB);var geometryCreatedInTile={};// Iterate over each tile's entities
 for(var tileEntityIndex=firstTileEntityIndex;tileEntityIndex<lastTileEntityIndex;tileEntityIndex++){var xktMetaObjectIndex=eachEntityMetaObject[tileEntityIndex];var xktMetaObjectId=eachMetaObjectId[xktMetaObjectIndex];var xktEntityId=xktMetaObjectId;var entityId=options.globalizeObjectIds?math.globalizeObjectId(sceneModel.id,xktEntityId):xktEntityId;var _lastTileEntityIndex3=numEntities-1;var atLastTileEntity=tileEntityIndex===_lastTileEntityIndex3;var firstMeshIndex=eachEntityMeshesPortion[tileEntityIndex];var lastMeshIndex=atLastTileEntity?eachMeshGeometriesPortion.length:eachEntityMeshesPortion[tileEntityIndex+1];var meshIds=[];var metaObject=viewer.metaScene.metaObjects[entityId];var entityDefaults={};var meshDefaults={};if(metaObject){// Mask loading of object types
@@ -27871,7 +27871,7 @@ if(options.excludeTypesMap&&metaObject.type&&options.excludeTypesMap[metaObject.
 var props=options.objectDefaults?options.objectDefaults[metaObject.type]||options.objectDefaults["DEFAULT"]:null;if(props){if(props.visible===false){entityDefaults.visible=false;}if(props.pickable===false){entityDefaults.pickable=false;}if(props.colorize){meshDefaults.color=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){meshDefaults.opacity=props.opacity;}if(props.metallic!==undefined&&props.metallic!==null){meshDefaults.metallic=props.metallic;}if(props.roughness!==undefined&&props.roughness!==null){meshDefaults.roughness=props.roughness;}}}else{if(options.excludeUnclassifiedObjects){continue;}}// Iterate each entity's meshes
 for(var _meshIndex2=firstMeshIndex;_meshIndex2<lastMeshIndex;_meshIndex2++){var _geometryIndex2=eachMeshGeometriesPortion[_meshIndex2];var geometryReuseCount=geometryReuseCounts[_geometryIndex2];var isReusedGeometry=geometryReuseCount>1;var atLastGeometry=_geometryIndex2===numGeometries-1;var meshColor=decompressColor$3(eachMeshMaterial.subarray(_meshIndex2*6,_meshIndex2*6+3));var meshOpacity=eachMeshMaterial[_meshIndex2*6+3]/255.0;var meshMetallic=eachMeshMaterial[_meshIndex2*6+4]/255.0;var meshRoughness=eachMeshMaterial[_meshIndex2*6+5]/255.0;var meshId=manifestCtx.getNextId();if(isReusedGeometry){// Create mesh for multi-use geometry - create (or reuse) geometry, create mesh using that geometry
 var meshMatrixIndex=eachMeshMatricesPortion[_meshIndex2];var meshMatrix=matrices.slice(meshMatrixIndex,meshMatrixIndex+16);var geometryId="".concat(modelPartId,"-geometry.").concat(tileIndex,".").concat(_geometryIndex2);// These IDs are local to the SceneModel
-var geometryArrays=geometryArraysCache[geometryId];if(!geometryArrays){geometryArrays={batchThisMesh:!options.reuseGeometries};var primitiveType=eachGeometryPrimitiveType[_geometryIndex2];var geometryValid=false;switch(primitiveType){case 0:geometryArrays.primitiveName="solid";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex2],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex2+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex2],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex2+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex2],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex2+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 1:geometryArrays.primitiveName="surface";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex2],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex2+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex2],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex2+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex2],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex2+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 2:geometryArrays.primitiveName="points";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryArrays.geometryColors=convertColorsRGBToRGBA(colors.subarray(eachGeometryColorsPortion[_geometryIndex2],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex2+1]));geometryValid=geometryArrays.geometryPositions.length>0;break;case 3:geometryArrays.primitiveName="lines";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex2],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex2+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;default:continue;}if(!geometryValid){geometryArrays=null;}if(geometryArrays){if(geometryArrays.geometryPositions.length>1000);if(geometryArrays.batchThisMesh){geometryArrays.decompressedPositions=new Float32Array(geometryArrays.geometryPositions.length);var geometryPositions=geometryArrays.geometryPositions;var decompressedPositions=geometryArrays.decompressedPositions;for(var _i568=0,len=geometryPositions.length;_i568<len;_i568+=3){decompressedPositions[_i568+0]=geometryPositions[_i568+0]*reusedGeometriesDecodeMatrix[0]+reusedGeometriesDecodeMatrix[12];decompressedPositions[_i568+1]=geometryPositions[_i568+1]*reusedGeometriesDecodeMatrix[5]+reusedGeometriesDecodeMatrix[13];decompressedPositions[_i568+2]=geometryPositions[_i568+2]*reusedGeometriesDecodeMatrix[10]+reusedGeometriesDecodeMatrix[14];}geometryArrays.geometryPositions=null;geometryArraysCache[geometryId]=geometryArrays;}}}if(geometryArrays){if(geometryArrays.batchThisMesh){var _decompressedPositions=geometryArrays.decompressedPositions;var _positions3=new Uint16Array(_decompressedPositions.length);for(var _i569=0,_len114=_decompressedPositions.length;_i569<_len114;_i569+=3){tempVec4a$3[0]=_decompressedPositions[_i569+0];tempVec4a$3[1]=_decompressedPositions[_i569+1];tempVec4a$3[2]=_decompressedPositions[_i569+2];tempVec4a$3[3]=1;math.transformVec4(meshMatrix,tempVec4a$3,tempVec4b$3);geometryCompressionUtils.compressPosition(tempVec4b$3,rtcAABB,tempVec4a$3);_positions3[_i569+0]=tempVec4a$3[0];_positions3[_i569+1]=tempVec4a$3[1];_positions3[_i569+2]=tempVec4a$3[2];}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,origin:tileCenter,primitive:geometryArrays.primitiveName,positionsCompressed:_positions3,normalsCompressed:geometryArrays.geometryNormals,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}else{if(!geometryCreatedInTile[geometryId]){sceneModel.createGeometry({id:geometryId,primitive:geometryArrays.primitiveName,positionsCompressed:geometryArrays.geometryPositions,normalsCompressed:geometryArrays.geometryNormals,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:reusedGeometriesDecodeMatrix});geometryCreatedInTile[geometryId]=true;}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,geometryId:geometryId,origin:tileCenter,matrix:meshMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}}}else{var _primitiveType2=eachGeometryPrimitiveType[_geometryIndex2];var primitiveName=void 0;var _geometryPositions2=void 0;var geometryNormals=void 0;var geometryColors=void 0;var geometryIndices=void 0;var geometryEdgeIndices=void 0;var _geometryValid=false;switch(_primitiveType2){case 0:primitiveName="solid";_geometryPositions2=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex2],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex2+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex2],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex2+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex2],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex2+1]);_geometryValid=_geometryPositions2.length>0&&geometryIndices.length>0;break;case 1:primitiveName="surface";_geometryPositions2=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex2],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex2+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex2],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex2+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex2],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex2+1]);_geometryValid=_geometryPositions2.length>0&&geometryIndices.length>0;break;case 2:primitiveName="points";_geometryPositions2=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryColors=convertColorsRGBToRGBA(colors.subarray(eachGeometryColorsPortion[_geometryIndex2],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex2+1]));_geometryValid=_geometryPositions2.length>0;break;case 3:primitiveName="lines";_geometryPositions2=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex2],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex2+1]);_geometryValid=_geometryPositions2.length>0&&geometryIndices.length>0;break;default:continue;}if(_geometryValid){sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,origin:tileCenter,primitive:primitiveName,positionsCompressed:_geometryPositions2,normalsCompressed:geometryNormals,colorsCompressed:geometryColors,indices:geometryIndices,edgeIndices:geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}}}if(meshIds.length>0){sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:true,meshIds:meshIds}));}}}}/** @private */var ParserV8={version:8,parse:function parse(viewer,options,elements,sceneModel,metaModel,manifestCtx){var deflatedData=extract$2(elements);var inflatedData=inflate$2(deflatedData);load$3(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx);}};/*
+var geometryArrays=geometryArraysCache[geometryId];if(!geometryArrays){geometryArrays={batchThisMesh:!options.reuseGeometries};var primitiveType=eachGeometryPrimitiveType[_geometryIndex2];var geometryValid=false;switch(primitiveType){case 0:geometryArrays.primitiveName="solid";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex2],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex2+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex2],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex2+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex2],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex2+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 1:geometryArrays.primitiveName="surface";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex2],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex2+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex2],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex2+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex2],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex2+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 2:geometryArrays.primitiveName="points";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryArrays.geometryColors=convertColorsRGBToRGBA(colors.subarray(eachGeometryColorsPortion[_geometryIndex2],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex2+1]));geometryValid=geometryArrays.geometryPositions.length>0;break;case 3:geometryArrays.primitiveName="lines";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex2],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex2+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;default:continue;}if(!geometryValid){geometryArrays=null;}if(geometryArrays){if(geometryArrays.geometryPositions.length>1000);if(geometryArrays.batchThisMesh){geometryArrays.decompressedPositions=new Float32Array(geometryArrays.geometryPositions.length);var geometryPositions=geometryArrays.geometryPositions;var decompressedPositions=geometryArrays.decompressedPositions;for(var _i567=0,len=geometryPositions.length;_i567<len;_i567+=3){decompressedPositions[_i567+0]=geometryPositions[_i567+0]*reusedGeometriesDecodeMatrix[0]+reusedGeometriesDecodeMatrix[12];decompressedPositions[_i567+1]=geometryPositions[_i567+1]*reusedGeometriesDecodeMatrix[5]+reusedGeometriesDecodeMatrix[13];decompressedPositions[_i567+2]=geometryPositions[_i567+2]*reusedGeometriesDecodeMatrix[10]+reusedGeometriesDecodeMatrix[14];}geometryArrays.geometryPositions=null;geometryArraysCache[geometryId]=geometryArrays;}}}if(geometryArrays){if(geometryArrays.batchThisMesh){var _decompressedPositions=geometryArrays.decompressedPositions;var _positions3=new Uint16Array(_decompressedPositions.length);for(var _i568=0,_len113=_decompressedPositions.length;_i568<_len113;_i568+=3){tempVec4a$3[0]=_decompressedPositions[_i568+0];tempVec4a$3[1]=_decompressedPositions[_i568+1];tempVec4a$3[2]=_decompressedPositions[_i568+2];tempVec4a$3[3]=1;math.transformVec4(meshMatrix,tempVec4a$3,tempVec4b$3);geometryCompressionUtils.compressPosition(tempVec4b$3,rtcAABB,tempVec4a$3);_positions3[_i568+0]=tempVec4a$3[0];_positions3[_i568+1]=tempVec4a$3[1];_positions3[_i568+2]=tempVec4a$3[2];}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,origin:tileCenter,primitive:geometryArrays.primitiveName,positionsCompressed:_positions3,normalsCompressed:geometryArrays.geometryNormals,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}else{if(!geometryCreatedInTile[geometryId]){sceneModel.createGeometry({id:geometryId,primitive:geometryArrays.primitiveName,positionsCompressed:geometryArrays.geometryPositions,normalsCompressed:geometryArrays.geometryNormals,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:reusedGeometriesDecodeMatrix});geometryCreatedInTile[geometryId]=true;}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,geometryId:geometryId,origin:tileCenter,matrix:meshMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}}}else{var _primitiveType2=eachGeometryPrimitiveType[_geometryIndex2];var primitiveName=void 0;var _geometryPositions2=void 0;var geometryNormals=void 0;var geometryColors=void 0;var geometryIndices=void 0;var geometryEdgeIndices=void 0;var _geometryValid=false;switch(_primitiveType2){case 0:primitiveName="solid";_geometryPositions2=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex2],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex2+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex2],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex2+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex2],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex2+1]);_geometryValid=_geometryPositions2.length>0&&geometryIndices.length>0;break;case 1:primitiveName="surface";_geometryPositions2=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex2],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex2+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex2],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex2+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex2],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex2+1]);_geometryValid=_geometryPositions2.length>0&&geometryIndices.length>0;break;case 2:primitiveName="points";_geometryPositions2=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryColors=convertColorsRGBToRGBA(colors.subarray(eachGeometryColorsPortion[_geometryIndex2],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex2+1]));_geometryValid=_geometryPositions2.length>0;break;case 3:primitiveName="lines";_geometryPositions2=positions.subarray(eachGeometryPositionsPortion[_geometryIndex2],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex2+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex2],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex2+1]);_geometryValid=_geometryPositions2.length>0&&geometryIndices.length>0;break;default:continue;}if(_geometryValid){sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,origin:tileCenter,primitive:primitiveName,positionsCompressed:_geometryPositions2,normalsCompressed:geometryNormals,colorsCompressed:geometryColors,indices:geometryIndices,edgeIndices:geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}}}if(meshIds.length>0){sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:true,meshIds:meshIds}));}}}}/** @private */var ParserV8={version:8,parse:function parse(viewer,options,elements,sceneModel,metaModel,manifestCtx){var deflatedData=extract$2(elements);var inflatedData=inflate$2(deflatedData);load$3(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx);}};/*
 
  Parser for .XKT Format V9
 
@@ -27890,7 +27890,7 @@ if(options.excludeTypesMap&&metaObject.type&&options.excludeTypesMap[metaObject.
 var props=options.objectDefaults?options.objectDefaults[metaObject.type]||options.objectDefaults["DEFAULT"]:null;if(props){if(props.visible===false){entityDefaults.visible=false;}if(props.pickable===false){entityDefaults.pickable=false;}if(props.colorize){meshDefaults.color=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){meshDefaults.opacity=props.opacity;}if(props.metallic!==undefined&&props.metallic!==null){meshDefaults.metallic=props.metallic;}if(props.roughness!==undefined&&props.roughness!==null){meshDefaults.roughness=props.roughness;}}}else{if(options.excludeUnclassifiedObjects){continue;}}// Iterate each entity's meshes
 for(var _meshIndex3=firstMeshIndex;_meshIndex3<=lastMeshIndex;_meshIndex3++){var _geometryIndex3=eachMeshGeometriesPortion[_meshIndex3];var geometryReuseCount=geometryReuseCounts[_geometryIndex3];var isReusedGeometry=geometryReuseCount>1;var atLastGeometry=_geometryIndex3===numGeometries-1;var meshColor=decompressColor$2(eachMeshMaterial.subarray(_meshIndex3*6,_meshIndex3*6+3));var meshOpacity=eachMeshMaterial[_meshIndex3*6+3]/255.0;var meshMetallic=eachMeshMaterial[_meshIndex3*6+4]/255.0;var meshRoughness=eachMeshMaterial[_meshIndex3*6+5]/255.0;var meshId=manifestCtx.getNextId();if(isReusedGeometry){// Create mesh for multi-use geometry - create (or reuse) geometry, create mesh using that geometry
 var meshMatrixIndex=eachMeshMatricesPortion[_meshIndex3];var meshMatrix=matrices.slice(meshMatrixIndex,meshMatrixIndex+16);var geometryId="".concat(modelPartId,"-geometry.").concat(tileIndex,".").concat(_geometryIndex3);// These IDs are local to the SceneModel
-var geometryArrays=geometryArraysCache[geometryId];if(!geometryArrays){geometryArrays={batchThisMesh:!options.reuseGeometries};var primitiveType=eachGeometryPrimitiveType[_geometryIndex3];var geometryValid=false;switch(primitiveType){case 0:geometryArrays.primitiveName="solid";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex3],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex3+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex3],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex3+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex3],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex3+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 1:geometryArrays.primitiveName="surface";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex3],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex3+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex3],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex3+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex3],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex3+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 2:geometryArrays.primitiveName="points";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryArrays.geometryColors=colors.subarray(eachGeometryColorsPortion[_geometryIndex3],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex3+1]);geometryValid=geometryArrays.geometryPositions.length>0;break;case 3:geometryArrays.primitiveName="lines";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex3],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex3+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;default:continue;}if(!geometryValid){geometryArrays=null;}if(geometryArrays){if(geometryArrays.geometryPositions.length>1000);if(geometryArrays.batchThisMesh){geometryArrays.decompressedPositions=new Float32Array(geometryArrays.geometryPositions.length);geometryArrays.transformedAndRecompressedPositions=new Uint16Array(geometryArrays.geometryPositions.length);var geometryPositions=geometryArrays.geometryPositions;var decompressedPositions=geometryArrays.decompressedPositions;for(var _i570=0,len=geometryPositions.length;_i570<len;_i570+=3){decompressedPositions[_i570+0]=geometryPositions[_i570+0]*reusedGeometriesDecodeMatrix[0]+reusedGeometriesDecodeMatrix[12];decompressedPositions[_i570+1]=geometryPositions[_i570+1]*reusedGeometriesDecodeMatrix[5]+reusedGeometriesDecodeMatrix[13];decompressedPositions[_i570+2]=geometryPositions[_i570+2]*reusedGeometriesDecodeMatrix[10]+reusedGeometriesDecodeMatrix[14];}geometryArrays.geometryPositions=null;geometryArraysCache[geometryId]=geometryArrays;}}}if(geometryArrays){if(geometryArrays.batchThisMesh){var _decompressedPositions2=geometryArrays.decompressedPositions;var transformedAndRecompressedPositions=geometryArrays.transformedAndRecompressedPositions;for(var _i571=0,_len115=_decompressedPositions2.length;_i571<_len115;_i571+=3){tempVec4a$2[0]=_decompressedPositions2[_i571+0];tempVec4a$2[1]=_decompressedPositions2[_i571+1];tempVec4a$2[2]=_decompressedPositions2[_i571+2];tempVec4a$2[3]=1;math.transformVec4(meshMatrix,tempVec4a$2,tempVec4b$2);geometryCompressionUtils.compressPosition(tempVec4b$2,rtcAABB,tempVec4a$2);transformedAndRecompressedPositions[_i571+0]=tempVec4a$2[0];transformedAndRecompressedPositions[_i571+1]=tempVec4a$2[1];transformedAndRecompressedPositions[_i571+2]=tempVec4a$2[2];}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,origin:tileCenter,primitive:geometryArrays.primitiveName,positionsCompressed:transformedAndRecompressedPositions,normalsCompressed:geometryArrays.geometryNormals,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}else{if(!geometryCreatedInTile[geometryId]){sceneModel.createGeometry({id:geometryId,primitive:geometryArrays.primitiveName,positionsCompressed:geometryArrays.geometryPositions,normalsCompressed:geometryArrays.geometryNormals,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:reusedGeometriesDecodeMatrix});geometryCreatedInTile[geometryId]=true;}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,geometryId:geometryId,origin:tileCenter,matrix:meshMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}}}else{var _primitiveType3=eachGeometryPrimitiveType[_geometryIndex3];var primitiveName=void 0;var _geometryPositions3=void 0;var geometryNormals=void 0;var geometryColors=void 0;var geometryIndices=void 0;var geometryEdgeIndices=void 0;var _geometryValid2=false;switch(_primitiveType3){case 0:primitiveName="solid";_geometryPositions3=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex3],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex3+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex3],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex3+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex3],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex3+1]);_geometryValid2=_geometryPositions3.length>0&&geometryIndices.length>0;break;case 1:primitiveName="surface";_geometryPositions3=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex3],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex3+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex3],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex3+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex3],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex3+1]);_geometryValid2=_geometryPositions3.length>0&&geometryIndices.length>0;break;case 2:primitiveName="points";_geometryPositions3=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryColors=colors.subarray(eachGeometryColorsPortion[_geometryIndex3],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex3+1]);_geometryValid2=_geometryPositions3.length>0;break;case 3:primitiveName="lines";_geometryPositions3=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex3],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex3+1]);_geometryValid2=_geometryPositions3.length>0&&geometryIndices.length>0;break;default:continue;}if(_geometryValid2){sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,origin:tileCenter,primitive:primitiveName,positionsCompressed:_geometryPositions3,normalsCompressed:geometryNormals,colorsCompressed:geometryColors,indices:geometryIndices,edgeIndices:geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}}}if(meshIds.length>0){sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:true,meshIds:meshIds}));}}}}/** @private */var ParserV9={version:9,parse:function parse(viewer,options,elements,sceneModel,metaModel,manifestCtx){var deflatedData=extract$1(elements);var inflatedData=inflate$1(deflatedData);load$2(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx);}};/*
+var geometryArrays=geometryArraysCache[geometryId];if(!geometryArrays){geometryArrays={batchThisMesh:!options.reuseGeometries};var primitiveType=eachGeometryPrimitiveType[_geometryIndex3];var geometryValid=false;switch(primitiveType){case 0:geometryArrays.primitiveName="solid";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex3],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex3+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex3],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex3+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex3],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex3+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 1:geometryArrays.primitiveName="surface";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex3],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex3+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex3],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex3+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex3],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex3+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 2:geometryArrays.primitiveName="points";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryArrays.geometryColors=colors.subarray(eachGeometryColorsPortion[_geometryIndex3],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex3+1]);geometryValid=geometryArrays.geometryPositions.length>0;break;case 3:geometryArrays.primitiveName="lines";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex3],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex3+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;default:continue;}if(!geometryValid){geometryArrays=null;}if(geometryArrays){if(geometryArrays.geometryPositions.length>1000);if(geometryArrays.batchThisMesh){geometryArrays.decompressedPositions=new Float32Array(geometryArrays.geometryPositions.length);geometryArrays.transformedAndRecompressedPositions=new Uint16Array(geometryArrays.geometryPositions.length);var geometryPositions=geometryArrays.geometryPositions;var decompressedPositions=geometryArrays.decompressedPositions;for(var _i569=0,len=geometryPositions.length;_i569<len;_i569+=3){decompressedPositions[_i569+0]=geometryPositions[_i569+0]*reusedGeometriesDecodeMatrix[0]+reusedGeometriesDecodeMatrix[12];decompressedPositions[_i569+1]=geometryPositions[_i569+1]*reusedGeometriesDecodeMatrix[5]+reusedGeometriesDecodeMatrix[13];decompressedPositions[_i569+2]=geometryPositions[_i569+2]*reusedGeometriesDecodeMatrix[10]+reusedGeometriesDecodeMatrix[14];}geometryArrays.geometryPositions=null;geometryArraysCache[geometryId]=geometryArrays;}}}if(geometryArrays){if(geometryArrays.batchThisMesh){var _decompressedPositions2=geometryArrays.decompressedPositions;var transformedAndRecompressedPositions=geometryArrays.transformedAndRecompressedPositions;for(var _i570=0,_len114=_decompressedPositions2.length;_i570<_len114;_i570+=3){tempVec4a$2[0]=_decompressedPositions2[_i570+0];tempVec4a$2[1]=_decompressedPositions2[_i570+1];tempVec4a$2[2]=_decompressedPositions2[_i570+2];tempVec4a$2[3]=1;math.transformVec4(meshMatrix,tempVec4a$2,tempVec4b$2);geometryCompressionUtils.compressPosition(tempVec4b$2,rtcAABB,tempVec4a$2);transformedAndRecompressedPositions[_i570+0]=tempVec4a$2[0];transformedAndRecompressedPositions[_i570+1]=tempVec4a$2[1];transformedAndRecompressedPositions[_i570+2]=tempVec4a$2[2];}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,origin:tileCenter,primitive:geometryArrays.primitiveName,positionsCompressed:transformedAndRecompressedPositions,normalsCompressed:geometryArrays.geometryNormals,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}else{if(!geometryCreatedInTile[geometryId]){sceneModel.createGeometry({id:geometryId,primitive:geometryArrays.primitiveName,positionsCompressed:geometryArrays.geometryPositions,normalsCompressed:geometryArrays.geometryNormals,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:reusedGeometriesDecodeMatrix});geometryCreatedInTile[geometryId]=true;}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,geometryId:geometryId,origin:tileCenter,matrix:meshMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}}}else{var _primitiveType3=eachGeometryPrimitiveType[_geometryIndex3];var primitiveName=void 0;var _geometryPositions3=void 0;var geometryNormals=void 0;var geometryColors=void 0;var geometryIndices=void 0;var geometryEdgeIndices=void 0;var _geometryValid2=false;switch(_primitiveType3){case 0:primitiveName="solid";_geometryPositions3=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex3],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex3+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex3],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex3+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex3],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex3+1]);_geometryValid2=_geometryPositions3.length>0&&geometryIndices.length>0;break;case 1:primitiveName="surface";_geometryPositions3=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex3],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex3+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex3],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex3+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex3],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex3+1]);_geometryValid2=_geometryPositions3.length>0&&geometryIndices.length>0;break;case 2:primitiveName="points";_geometryPositions3=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryColors=colors.subarray(eachGeometryColorsPortion[_geometryIndex3],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex3+1]);_geometryValid2=_geometryPositions3.length>0;break;case 3:primitiveName="lines";_geometryPositions3=positions.subarray(eachGeometryPositionsPortion[_geometryIndex3],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex3+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex3],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex3+1]);_geometryValid2=_geometryPositions3.length>0&&geometryIndices.length>0;break;default:continue;}if(_geometryValid2){sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,origin:tileCenter,primitive:primitiveName,positionsCompressed:_geometryPositions3,normalsCompressed:geometryNormals,colorsCompressed:geometryColors,indices:geometryIndices,edgeIndices:geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}}}if(meshIds.length>0){sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:true,meshIds:meshIds}));}}}}/** @private */var ParserV9={version:9,parse:function parse(viewer,options,elements,sceneModel,metaModel,manifestCtx){var deflatedData=extract$1(elements);var inflatedData=inflate$1(deflatedData);load$2(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx);}};/*
  Parser for .XKT Format V10
 */var pako=window.pako||p;if(!pako.inflate){// See https://github.com/nodeca/pako/issues/97
 pako=pako["default"];}var tempVec4a$1=math.vec4();var tempVec4b$1=math.vec4();var NUM_TEXTURE_ATTRIBUTES$1=9;function extract(elements){var i=0;return{metadata:elements[i++],textureData:elements[i++],eachTextureDataPortion:elements[i++],eachTextureAttributes:elements[i++],positions:elements[i++],normals:elements[i++],colors:elements[i++],uvs:elements[i++],indices:elements[i++],edgeIndices:elements[i++],eachTextureSetTextures:elements[i++],matrices:elements[i++],reusedGeometriesDecodeMatrix:elements[i++],eachGeometryPrimitiveType:elements[i++],eachGeometryPositionsPortion:elements[i++],eachGeometryNormalsPortion:elements[i++],eachGeometryColorsPortion:elements[i++],eachGeometryUVsPortion:elements[i++],eachGeometryIndicesPortion:elements[i++],eachGeometryEdgeIndicesPortion:elements[i++],eachMeshGeometriesPortion:elements[i++],eachMeshMatricesPortion:elements[i++],eachMeshTextureSet:elements[i++],eachMeshMaterialAttributes:elements[i++],eachEntityId:elements[i++],eachEntityMeshesPortion:elements[i++],eachTileAABB:elements[i++],eachTileEntitiesPortion:elements[i++]};}function inflate(deflatedData){function inflate(array,options){return array.length===0?[]:pako.inflate(array,options).buffer;}return{metadata:JSON.parse(pako.inflate(deflatedData.metadata,{to:'string'})),textureData:new Uint8Array(inflate(deflatedData.textureData)),// <<----------------------------- ??? ZIPPing to blame?
@@ -27911,8 +27911,8 @@ if(options.excludeTypesMap&&metaObject.type&&options.excludeTypesMap[metaObject.
 var props=options.objectDefaults?options.objectDefaults[metaObject.type]||options.objectDefaults["DEFAULT"]:null;if(props){if(props.visible===false){entityDefaults.visible=false;}if(props.pickable===false){entityDefaults.pickable=false;}if(props.colorize){meshDefaults.color=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){meshDefaults.opacity=props.opacity;}if(props.metallic!==undefined&&props.metallic!==null){meshDefaults.metallic=props.metallic;}if(props.roughness!==undefined&&props.roughness!==null){meshDefaults.roughness=props.roughness;}}}else{if(options.excludeUnclassifiedObjects){continue;}}// Iterate each entity's meshes
 for(var _meshIndex4=firstMeshIndex;_meshIndex4<=lastMeshIndex;_meshIndex4++){var _geometryIndex4=eachMeshGeometriesPortion[_meshIndex4];var geometryReuseCount=geometryReuseCounts[_geometryIndex4];var isReusedGeometry=geometryReuseCount>1;var atLastGeometry=_geometryIndex4===numGeometries-1;var _textureSetIndex=eachMeshTextureSet[_meshIndex4];var _textureSetId=_textureSetIndex>=0?"".concat(modelPartId,"-textureSet-").concat(_textureSetIndex):null;var meshColor=decompressColor$1(eachMeshMaterialAttributes.subarray(_meshIndex4*6,_meshIndex4*6+3));var meshOpacity=eachMeshMaterialAttributes[_meshIndex4*6+3]/255.0;var meshMetallic=eachMeshMaterialAttributes[_meshIndex4*6+4]/255.0;var meshRoughness=eachMeshMaterialAttributes[_meshIndex4*6+5]/255.0;var meshId=manifestCtx.getNextId();if(isReusedGeometry){// Create mesh for multi-use geometry - create (or reuse) geometry, create mesh using that geometry
 var meshMatrixIndex=eachMeshMatricesPortion[_meshIndex4];var meshMatrix=matrices.slice(meshMatrixIndex,meshMatrixIndex+16);var geometryId="".concat(modelPartId,"-geometry.").concat(tileIndex,".").concat(_geometryIndex4);// These IDs are local to the SceneModel
-var geometryArrays=geometryArraysCache[geometryId];if(!geometryArrays){geometryArrays={batchThisMesh:!options.reuseGeometries};var primitiveType=eachGeometryPrimitiveType[_geometryIndex4];var geometryValid=false;switch(primitiveType){case 0:geometryArrays.primitiveName="solid";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex4],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex4+1]);geometryArrays.geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex4],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex4+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex4],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex4+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 1:geometryArrays.primitiveName="surface";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex4],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex4+1]);geometryArrays.geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex4],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex4+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex4],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex4+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 2:geometryArrays.primitiveName="points";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryArrays.geometryColors=colors.subarray(eachGeometryColorsPortion[_geometryIndex4],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex4+1]);geometryValid=geometryArrays.geometryPositions.length>0;break;case 3:geometryArrays.primitiveName="lines";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 4:geometryArrays.primitiveName="lines";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryArrays.geometryIndices=lineStripToLines$1(geometryArrays.geometryPositions,indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]));geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;default:continue;}if(!geometryValid){geometryArrays=null;}if(geometryArrays){if(geometryArrays.geometryPositions.length>1000);if(geometryArrays.batchThisMesh){geometryArrays.decompressedPositions=new Float32Array(geometryArrays.geometryPositions.length);geometryArrays.transformedAndRecompressedPositions=new Uint16Array(geometryArrays.geometryPositions.length);var geometryPositions=geometryArrays.geometryPositions;var decompressedPositions=geometryArrays.decompressedPositions;for(var _i572=0,len=geometryPositions.length;_i572<len;_i572+=3){decompressedPositions[_i572+0]=geometryPositions[_i572+0]*reusedGeometriesDecodeMatrix[0]+reusedGeometriesDecodeMatrix[12];decompressedPositions[_i572+1]=geometryPositions[_i572+1]*reusedGeometriesDecodeMatrix[5]+reusedGeometriesDecodeMatrix[13];decompressedPositions[_i572+2]=geometryPositions[_i572+2]*reusedGeometriesDecodeMatrix[10]+reusedGeometriesDecodeMatrix[14];}geometryArrays.geometryPositions=null;geometryArraysCache[geometryId]=geometryArrays;}}}if(geometryArrays){if(geometryArrays.batchThisMesh){var _decompressedPositions3=geometryArrays.decompressedPositions;var transformedAndRecompressedPositions=geometryArrays.transformedAndRecompressedPositions;for(var _i573=0,_len116=_decompressedPositions3.length;_i573<_len116;_i573+=3){tempVec4a$1[0]=_decompressedPositions3[_i573+0];tempVec4a$1[1]=_decompressedPositions3[_i573+1];tempVec4a$1[2]=_decompressedPositions3[_i573+2];tempVec4a$1[3]=1;math.transformVec4(meshMatrix,tempVec4a$1,tempVec4b$1);geometryCompressionUtils.compressPosition(tempVec4b$1,rtcAABB,tempVec4a$1);transformedAndRecompressedPositions[_i573+0]=tempVec4a$1[0];transformedAndRecompressedPositions[_i573+1]=tempVec4a$1[1];transformedAndRecompressedPositions[_i573+2]=tempVec4a$1[2];}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,textureSetId:_textureSetId,origin:tileCenter,primitive:geometryArrays.primitiveName,positionsCompressed:transformedAndRecompressedPositions,normalsCompressed:geometryArrays.geometryNormals,uv:geometryArrays.geometryUVs,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}else{if(!geometryCreatedInTile[geometryId]){sceneModel.createGeometry({id:geometryId,primitive:geometryArrays.primitiveName,positionsCompressed:geometryArrays.geometryPositions,normalsCompressed:geometryArrays.geometryNormals,uv:geometryArrays.geometryUVs,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:reusedGeometriesDecodeMatrix});geometryCreatedInTile[geometryId]=true;}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,geometryId:geometryId,textureSetId:_textureSetId,matrix:meshMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity,origin:tileCenter}));meshIds.push(meshId);}}}else{// Do not reuse geometry
-var _primitiveType4=eachGeometryPrimitiveType[_geometryIndex4];var primitiveName=void 0;var _geometryPositions4=void 0;var geometryNormals=void 0;var geometryUVs=void 0;var geometryColors=void 0;var geometryIndices=void 0;var geometryEdgeIndices=void 0;var _geometryValid3=false;switch(_primitiveType4){case 0:primitiveName="solid";_geometryPositions4=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex4],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex4+1]);geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex4],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex4+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex4],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex4+1]);_geometryValid3=_geometryPositions4.length>0&&geometryIndices.length>0;break;case 1:primitiveName="surface";_geometryPositions4=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex4],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex4+1]);geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex4],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex4+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex4],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex4+1]);_geometryValid3=_geometryPositions4.length>0&&geometryIndices.length>0;break;case 2:primitiveName="points";_geometryPositions4=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryColors=colors.subarray(eachGeometryColorsPortion[_geometryIndex4],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex4+1]);_geometryValid3=_geometryPositions4.length>0;break;case 3:primitiveName="lines";_geometryPositions4=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]);_geometryValid3=_geometryPositions4.length>0&&geometryIndices.length>0;break;case 4:primitiveName="lines";_geometryPositions4=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryIndices=lineStripToLines$1(_geometryPositions4,indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]));_geometryValid3=_geometryPositions4.length>0&&geometryIndices.length>0;break;default:continue;}if(_geometryValid3){sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,textureSetId:_textureSetId,origin:tileCenter,primitive:primitiveName,positionsCompressed:_geometryPositions4,normalsCompressed:geometryNormals,uv:geometryUVs&&geometryUVs.length>0?geometryUVs:null,colorsCompressed:geometryColors,indices:geometryIndices,edgeIndices:geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}}}if(meshIds.length>0){sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:true,meshIds:meshIds}));}}}}function lineStripToLines$1(positions,indices){var linesIndices=[];if(indices.length>1){for(var _i574=0,len=indices.length-1;_i574<len;_i574++){linesIndices.push(indices[_i574]);linesIndices.push(indices[_i574+1]);}}else if(positions.length>1){for(var _i575=0,_len117=positions.length/3-1;_i575<_len117;_i575++){linesIndices.push(_i575);linesIndices.push(_i575+1);}}return linesIndices;}/** @private */var ParserV10={version:10,parse:function parse(viewer,options,elements,sceneModel,metaModel,manifestCtx){var deflatedData=extract(elements);var inflatedData=inflate(deflatedData);load$1(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx);}};/*
+var geometryArrays=geometryArraysCache[geometryId];if(!geometryArrays){geometryArrays={batchThisMesh:!options.reuseGeometries};var primitiveType=eachGeometryPrimitiveType[_geometryIndex4];var geometryValid=false;switch(primitiveType){case 0:geometryArrays.primitiveName="solid";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex4],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex4+1]);geometryArrays.geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex4],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex4+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex4],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex4+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 1:geometryArrays.primitiveName="surface";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex4],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex4+1]);geometryArrays.geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex4],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex4+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex4],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex4+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 2:geometryArrays.primitiveName="points";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryArrays.geometryColors=colors.subarray(eachGeometryColorsPortion[_geometryIndex4],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex4+1]);geometryValid=geometryArrays.geometryPositions.length>0;break;case 3:geometryArrays.primitiveName="lines";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 4:geometryArrays.primitiveName="lines";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryArrays.geometryIndices=lineStripToLines$1(geometryArrays.geometryPositions,indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]));geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;default:continue;}if(!geometryValid){geometryArrays=null;}if(geometryArrays){if(geometryArrays.geometryPositions.length>1000);if(geometryArrays.batchThisMesh){geometryArrays.decompressedPositions=new Float32Array(geometryArrays.geometryPositions.length);geometryArrays.transformedAndRecompressedPositions=new Uint16Array(geometryArrays.geometryPositions.length);var geometryPositions=geometryArrays.geometryPositions;var decompressedPositions=geometryArrays.decompressedPositions;for(var _i571=0,len=geometryPositions.length;_i571<len;_i571+=3){decompressedPositions[_i571+0]=geometryPositions[_i571+0]*reusedGeometriesDecodeMatrix[0]+reusedGeometriesDecodeMatrix[12];decompressedPositions[_i571+1]=geometryPositions[_i571+1]*reusedGeometriesDecodeMatrix[5]+reusedGeometriesDecodeMatrix[13];decompressedPositions[_i571+2]=geometryPositions[_i571+2]*reusedGeometriesDecodeMatrix[10]+reusedGeometriesDecodeMatrix[14];}geometryArrays.geometryPositions=null;geometryArraysCache[geometryId]=geometryArrays;}}}if(geometryArrays){if(geometryArrays.batchThisMesh){var _decompressedPositions3=geometryArrays.decompressedPositions;var transformedAndRecompressedPositions=geometryArrays.transformedAndRecompressedPositions;for(var _i572=0,_len115=_decompressedPositions3.length;_i572<_len115;_i572+=3){tempVec4a$1[0]=_decompressedPositions3[_i572+0];tempVec4a$1[1]=_decompressedPositions3[_i572+1];tempVec4a$1[2]=_decompressedPositions3[_i572+2];tempVec4a$1[3]=1;math.transformVec4(meshMatrix,tempVec4a$1,tempVec4b$1);geometryCompressionUtils.compressPosition(tempVec4b$1,rtcAABB,tempVec4a$1);transformedAndRecompressedPositions[_i572+0]=tempVec4a$1[0];transformedAndRecompressedPositions[_i572+1]=tempVec4a$1[1];transformedAndRecompressedPositions[_i572+2]=tempVec4a$1[2];}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,textureSetId:_textureSetId,origin:tileCenter,primitive:geometryArrays.primitiveName,positionsCompressed:transformedAndRecompressedPositions,normalsCompressed:geometryArrays.geometryNormals,uv:geometryArrays.geometryUVs,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}else{if(!geometryCreatedInTile[geometryId]){sceneModel.createGeometry({id:geometryId,primitive:geometryArrays.primitiveName,positionsCompressed:geometryArrays.geometryPositions,normalsCompressed:geometryArrays.geometryNormals,uv:geometryArrays.geometryUVs,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:reusedGeometriesDecodeMatrix});geometryCreatedInTile[geometryId]=true;}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,geometryId:geometryId,textureSetId:_textureSetId,matrix:meshMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity,origin:tileCenter}));meshIds.push(meshId);}}}else{// Do not reuse geometry
+var _primitiveType4=eachGeometryPrimitiveType[_geometryIndex4];var primitiveName=void 0;var _geometryPositions4=void 0;var geometryNormals=void 0;var geometryUVs=void 0;var geometryColors=void 0;var geometryIndices=void 0;var geometryEdgeIndices=void 0;var _geometryValid3=false;switch(_primitiveType4){case 0:primitiveName="solid";_geometryPositions4=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex4],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex4+1]);geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex4],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex4+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex4],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex4+1]);_geometryValid3=_geometryPositions4.length>0&&geometryIndices.length>0;break;case 1:primitiveName="surface";_geometryPositions4=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex4],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex4+1]);geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex4],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex4+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex4],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex4+1]);_geometryValid3=_geometryPositions4.length>0&&geometryIndices.length>0;break;case 2:primitiveName="points";_geometryPositions4=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryColors=colors.subarray(eachGeometryColorsPortion[_geometryIndex4],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex4+1]);_geometryValid3=_geometryPositions4.length>0;break;case 3:primitiveName="lines";_geometryPositions4=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]);_geometryValid3=_geometryPositions4.length>0&&geometryIndices.length>0;break;case 4:primitiveName="lines";_geometryPositions4=positions.subarray(eachGeometryPositionsPortion[_geometryIndex4],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex4+1]);geometryIndices=lineStripToLines$1(_geometryPositions4,indices.subarray(eachGeometryIndicesPortion[_geometryIndex4],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex4+1]));_geometryValid3=_geometryPositions4.length>0&&geometryIndices.length>0;break;default:continue;}if(_geometryValid3){sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,textureSetId:_textureSetId,origin:tileCenter,primitive:primitiveName,positionsCompressed:_geometryPositions4,normalsCompressed:geometryNormals,uv:geometryUVs&&geometryUVs.length>0?geometryUVs:null,colorsCompressed:geometryColors,indices:geometryIndices,edgeIndices:geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}}}if(meshIds.length>0){sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:true,meshIds:meshIds}));}}}}function lineStripToLines$1(positions,indices){var linesIndices=[];if(indices.length>1){for(var _i573=0,len=indices.length-1;_i573<len;_i573++){linesIndices.push(indices[_i573]);linesIndices.push(indices[_i573+1]);}}else if(positions.length>1){for(var _i574=0,_len116=positions.length/3-1;_i574<_len116;_i574++){linesIndices.push(_i574);linesIndices.push(_i574+1);}}return linesIndices;}/** @private */var ParserV10={version:10,parse:function parse(viewer,options,elements,sceneModel,metaModel,manifestCtx){var deflatedData=extract(elements);var inflatedData=inflate(deflatedData);window._timestamp("ParserV10::decode");load$1(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx);window._timestamp("ParserV10::load");}};/*
  Parser for .XKT Format V11
 */var tempVec4a=math.vec4();var tempVec4b=math.vec4();var NUM_TEXTURE_ATTRIBUTES=9;function decodeData(arrayBuffer){var requiresSwapFromLittleEndian=function(){var buffer=new ArrayBuffer(2);new Uint16Array(buffer)[0]=1;return new Uint8Array(buffer)[0]!==1;}();var nextArray=function(){var i=0;var dataView=new DataView(arrayBuffer);return function(type){var idx=1+2*i++;// `1' for the version nr
 var byteOffset=dataView.getUint32(idx*4,true);var byteLength=dataView.getUint32((idx+1)*4,true);var BPE=type.BYTES_PER_ELEMENT;if(requiresSwapFromLittleEndian&&BPE>1){var subarray=new Uint8Array(arrayBuffer,byteOffset,byteLength);var swaps=BPE/2;var cnt=subarray.length/BPE;for(var b=0;b<cnt;b++){var offset=b*BPE;for(var j=0;j<swaps;j++){var i1=offset+j;var i2=offset-j+BPE-1;var tmp=subarray[i1];subarray[i1]=subarray[i2];subarray[i2]=tmp;}}}return new type(arrayBuffer,byteOffset,byteLength/BPE);};}();var nextObject=function(){var decoder=new TextDecoder();return function(){return JSON.parse(decoder.decode(nextArray(Uint8Array)));};}();return{metadata:nextObject(),textureData:nextArray(Uint8Array),// <<----------------------------- ??? ZIPPing to blame?
@@ -27933,13 +27933,13 @@ if(options.excludeTypesMap&&metaObject.type&&options.excludeTypesMap[metaObject.
 var props=options.objectDefaults?options.objectDefaults[metaObject.type]||options.objectDefaults["DEFAULT"]:null;if(props){if(props.visible===false){entityDefaults.visible=false;}if(props.pickable===false){entityDefaults.pickable=false;}if(props.colorize){meshDefaults.color=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){meshDefaults.opacity=props.opacity;}if(props.metallic!==undefined&&props.metallic!==null){meshDefaults.metallic=props.metallic;}if(props.roughness!==undefined&&props.roughness!==null){meshDefaults.roughness=props.roughness;}}}else{if(options.excludeUnclassifiedObjects){continue;}}// Iterate each entity's meshes
 for(var _meshIndex5=firstMeshIndex;_meshIndex5<=lastMeshIndex;_meshIndex5++){var _geometryIndex5=eachMeshGeometriesPortion[_meshIndex5];var geometryReuseCount=geometryReuseCounts[_geometryIndex5];var isReusedGeometry=geometryReuseCount>1;var atLastGeometry=_geometryIndex5===numGeometries-1;var _textureSetIndex2=eachMeshTextureSet[_meshIndex5];var _textureSetId2=_textureSetIndex2>=0?"".concat(modelPartId,"-textureSet-").concat(_textureSetIndex2):null;var meshColor=decompressColor(eachMeshMaterialAttributes.subarray(_meshIndex5*6,_meshIndex5*6+3));var meshOpacity=eachMeshMaterialAttributes[_meshIndex5*6+3]/255.0;var meshMetallic=eachMeshMaterialAttributes[_meshIndex5*6+4]/255.0;var meshRoughness=eachMeshMaterialAttributes[_meshIndex5*6+5]/255.0;var meshId=manifestCtx.getNextId();if(isReusedGeometry){// Create mesh for multi-use geometry - create (or reuse) geometry, create mesh using that geometry
 var meshMatrixIndex=eachMeshMatricesPortion[_meshIndex5];var meshMatrix=matrices.slice(meshMatrixIndex,meshMatrixIndex+16);var geometryId="".concat(modelPartId,"-geometry.").concat(tileIndex,".").concat(_geometryIndex5);// These IDs are local to the SceneModel
-var geometryArrays=geometryArraysCache[geometryId];if(!geometryArrays){geometryArrays={batchThisMesh:!options.reuseGeometries};var primitiveType=eachGeometryPrimitiveType[_geometryIndex5];var geometryValid=false;switch(primitiveType){case 0:geometryArrays.primitiveName="solid";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex5],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex5+1]);geometryArrays.geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex5],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex5+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex5],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex5+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 1:geometryArrays.primitiveName="surface";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex5],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex5+1]);geometryArrays.geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex5],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex5+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex5],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex5+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 2:geometryArrays.primitiveName="points";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryArrays.geometryColors=colors.subarray(eachGeometryColorsPortion[_geometryIndex5],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex5+1]);geometryValid=geometryArrays.geometryPositions.length>0;break;case 3:geometryArrays.primitiveName="lines";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 4:geometryArrays.primitiveName="lines";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryArrays.geometryIndices=lineStripToLines(geometryArrays.geometryPositions,indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]));geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;default:continue;}if(!geometryValid){geometryArrays=null;}if(geometryArrays){if(geometryArrays.geometryPositions.length>1000);if(geometryArrays.batchThisMesh){geometryArrays.decompressedPositions=new Float32Array(geometryArrays.geometryPositions.length);geometryArrays.transformedAndRecompressedPositions=new Uint16Array(geometryArrays.geometryPositions.length);var geometryPositions=geometryArrays.geometryPositions;var decompressedPositions=geometryArrays.decompressedPositions;for(var _i576=0,len=geometryPositions.length;_i576<len;_i576+=3){decompressedPositions[_i576+0]=geometryPositions[_i576+0]*reusedGeometriesDecodeMatrix[0]+reusedGeometriesDecodeMatrix[12];decompressedPositions[_i576+1]=geometryPositions[_i576+1]*reusedGeometriesDecodeMatrix[5]+reusedGeometriesDecodeMatrix[13];decompressedPositions[_i576+2]=geometryPositions[_i576+2]*reusedGeometriesDecodeMatrix[10]+reusedGeometriesDecodeMatrix[14];}geometryArrays.geometryPositions=null;geometryArraysCache[geometryId]=geometryArrays;}}}if(geometryArrays){if(geometryArrays.batchThisMesh){var _decompressedPositions4=geometryArrays.decompressedPositions;var transformedAndRecompressedPositions=geometryArrays.transformedAndRecompressedPositions;for(var _i577=0,_len118=_decompressedPositions4.length;_i577<_len118;_i577+=3){tempVec4a[0]=_decompressedPositions4[_i577+0];tempVec4a[1]=_decompressedPositions4[_i577+1];tempVec4a[2]=_decompressedPositions4[_i577+2];tempVec4a[3]=1;math.transformVec4(meshMatrix,tempVec4a,tempVec4b);geometryCompressionUtils.compressPosition(tempVec4b,rtcAABB,tempVec4a);transformedAndRecompressedPositions[_i577+0]=tempVec4a[0];transformedAndRecompressedPositions[_i577+1]=tempVec4a[1];transformedAndRecompressedPositions[_i577+2]=tempVec4a[2];}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,textureSetId:_textureSetId2,origin:tileCenter,primitive:geometryArrays.primitiveName,positionsCompressed:transformedAndRecompressedPositions,normalsCompressed:geometryArrays.geometryNormals,uv:geometryArrays.geometryUVs,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}else{if(!geometryCreatedInTile[geometryId]){sceneModel.createGeometry({id:geometryId,primitive:geometryArrays.primitiveName,positionsCompressed:geometryArrays.geometryPositions,normalsCompressed:geometryArrays.geometryNormals,uv:geometryArrays.geometryUVs,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:reusedGeometriesDecodeMatrix});geometryCreatedInTile[geometryId]=true;}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,geometryId:geometryId,textureSetId:_textureSetId2,matrix:meshMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity,origin:tileCenter}));meshIds.push(meshId);}}}else{// Do not reuse geometry
-var _primitiveType5=eachGeometryPrimitiveType[_geometryIndex5];var primitiveName=void 0;var _geometryPositions5=void 0;var geometryNormals=void 0;var geometryUVs=void 0;var geometryColors=void 0;var geometryIndices=void 0;var geometryEdgeIndices=void 0;var _geometryValid4=false;switch(_primitiveType5){case 0:primitiveName="solid";_geometryPositions5=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex5],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex5+1]);geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex5],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex5+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex5],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex5+1]);_geometryValid4=_geometryPositions5.length>0&&geometryIndices.length>0;break;case 1:primitiveName="surface";_geometryPositions5=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex5],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex5+1]);geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex5],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex5+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex5],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex5+1]);_geometryValid4=_geometryPositions5.length>0&&geometryIndices.length>0;break;case 2:primitiveName="points";_geometryPositions5=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryColors=colors.subarray(eachGeometryColorsPortion[_geometryIndex5],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex5+1]);_geometryValid4=_geometryPositions5.length>0;break;case 3:primitiveName="lines";_geometryPositions5=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]);_geometryValid4=_geometryPositions5.length>0&&geometryIndices.length>0;break;case 4:primitiveName="lines";_geometryPositions5=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryIndices=lineStripToLines(_geometryPositions5,indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]));_geometryValid4=_geometryPositions5.length>0&&geometryIndices.length>0;break;default:continue;}if(_geometryValid4){sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,textureSetId:_textureSetId2,origin:tileCenter,primitive:primitiveName,positionsCompressed:_geometryPositions5,normalsCompressed:geometryNormals,uv:geometryUVs&&geometryUVs.length>0?geometryUVs:null,colorsCompressed:geometryColors,indices:geometryIndices,edgeIndices:geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}}}if(meshIds.length>0){sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:true,meshIds:meshIds}));}}}}function lineStripToLines(positions,indices){var linesIndices=[];if(indices.length>1){for(var _i578=0,len=indices.length-1;_i578<len;_i578++){linesIndices.push(indices[_i578]);linesIndices.push(indices[_i578+1]);}}else if(positions.length>1){for(var _i579=0,_len119=positions.length/3-1;_i579<_len119;_i579++){linesIndices.push(_i579);linesIndices.push(_i579+1);}}return linesIndices;}/** @private */ // V11 uses a single uncompressed Uint8Array buffer to store arrays of different types.
+var geometryArrays=geometryArraysCache[geometryId];if(!geometryArrays){geometryArrays={batchThisMesh:!options.reuseGeometries};var primitiveType=eachGeometryPrimitiveType[_geometryIndex5];var geometryValid=false;switch(primitiveType){case 0:geometryArrays.primitiveName="solid";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex5],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex5+1]);geometryArrays.geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex5],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex5+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex5],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex5+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 1:geometryArrays.primitiveName="surface";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryArrays.geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex5],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex5+1]);geometryArrays.geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex5],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex5+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]);geometryArrays.geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex5],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex5+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 2:geometryArrays.primitiveName="points";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryArrays.geometryColors=colors.subarray(eachGeometryColorsPortion[_geometryIndex5],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex5+1]);geometryValid=geometryArrays.geometryPositions.length>0;break;case 3:geometryArrays.primitiveName="lines";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryArrays.geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]);geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;case 4:geometryArrays.primitiveName="lines";geometryArrays.geometryPositions=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryArrays.geometryIndices=lineStripToLines(geometryArrays.geometryPositions,indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]));geometryValid=geometryArrays.geometryPositions.length>0&&geometryArrays.geometryIndices.length>0;break;default:continue;}if(!geometryValid){geometryArrays=null;}if(geometryArrays){if(geometryArrays.geometryPositions.length>1000);if(geometryArrays.batchThisMesh){geometryArrays.decompressedPositions=new Float32Array(geometryArrays.geometryPositions.length);geometryArrays.transformedAndRecompressedPositions=new Uint16Array(geometryArrays.geometryPositions.length);var geometryPositions=geometryArrays.geometryPositions;var decompressedPositions=geometryArrays.decompressedPositions;for(var _i575=0,len=geometryPositions.length;_i575<len;_i575+=3){decompressedPositions[_i575+0]=geometryPositions[_i575+0]*reusedGeometriesDecodeMatrix[0]+reusedGeometriesDecodeMatrix[12];decompressedPositions[_i575+1]=geometryPositions[_i575+1]*reusedGeometriesDecodeMatrix[5]+reusedGeometriesDecodeMatrix[13];decompressedPositions[_i575+2]=geometryPositions[_i575+2]*reusedGeometriesDecodeMatrix[10]+reusedGeometriesDecodeMatrix[14];}geometryArrays.geometryPositions=null;geometryArraysCache[geometryId]=geometryArrays;}}}if(geometryArrays){if(geometryArrays.batchThisMesh){var _decompressedPositions4=geometryArrays.decompressedPositions;var transformedAndRecompressedPositions=geometryArrays.transformedAndRecompressedPositions;for(var _i576=0,_len117=_decompressedPositions4.length;_i576<_len117;_i576+=3){tempVec4a[0]=_decompressedPositions4[_i576+0];tempVec4a[1]=_decompressedPositions4[_i576+1];tempVec4a[2]=_decompressedPositions4[_i576+2];tempVec4a[3]=1;math.transformVec4(meshMatrix,tempVec4a,tempVec4b);geometryCompressionUtils.compressPosition(tempVec4b,rtcAABB,tempVec4a);transformedAndRecompressedPositions[_i576+0]=tempVec4a[0];transformedAndRecompressedPositions[_i576+1]=tempVec4a[1];transformedAndRecompressedPositions[_i576+2]=tempVec4a[2];}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,textureSetId:_textureSetId2,origin:tileCenter,primitive:geometryArrays.primitiveName,positionsCompressed:transformedAndRecompressedPositions,normalsCompressed:geometryArrays.geometryNormals,uv:geometryArrays.geometryUVs,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}else{if(!geometryCreatedInTile[geometryId]){sceneModel.createGeometry({id:geometryId,primitive:geometryArrays.primitiveName,positionsCompressed:geometryArrays.geometryPositions,normalsCompressed:geometryArrays.geometryNormals,uv:geometryArrays.geometryUVs,colorsCompressed:geometryArrays.geometryColors,indices:geometryArrays.geometryIndices,edgeIndices:geometryArrays.geometryEdgeIndices,positionsDecodeMatrix:reusedGeometriesDecodeMatrix});geometryCreatedInTile[geometryId]=true;}sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,geometryId:geometryId,textureSetId:_textureSetId2,matrix:meshMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity,origin:tileCenter}));meshIds.push(meshId);}}}else{// Do not reuse geometry
+var _primitiveType5=eachGeometryPrimitiveType[_geometryIndex5];var primitiveName=void 0;var _geometryPositions5=void 0;var geometryNormals=void 0;var geometryUVs=void 0;var geometryColors=void 0;var geometryIndices=void 0;var geometryEdgeIndices=void 0;var _geometryValid4=false;switch(_primitiveType5){case 0:primitiveName="solid";_geometryPositions5=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex5],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex5+1]);geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex5],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex5+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex5],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex5+1]);_geometryValid4=_geometryPositions5.length>0&&geometryIndices.length>0;break;case 1:primitiveName="surface";_geometryPositions5=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryNormals=normals.subarray(eachGeometryNormalsPortion[_geometryIndex5],atLastGeometry?normals.length:eachGeometryNormalsPortion[_geometryIndex5+1]);geometryUVs=uvs.subarray(eachGeometryUVsPortion[_geometryIndex5],atLastGeometry?uvs.length:eachGeometryUVsPortion[_geometryIndex5+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]);geometryEdgeIndices=edgeIndices.subarray(eachGeometryEdgeIndicesPortion[_geometryIndex5],atLastGeometry?edgeIndices.length:eachGeometryEdgeIndicesPortion[_geometryIndex5+1]);_geometryValid4=_geometryPositions5.length>0&&geometryIndices.length>0;break;case 2:primitiveName="points";_geometryPositions5=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryColors=colors.subarray(eachGeometryColorsPortion[_geometryIndex5],atLastGeometry?colors.length:eachGeometryColorsPortion[_geometryIndex5+1]);_geometryValid4=_geometryPositions5.length>0;break;case 3:primitiveName="lines";_geometryPositions5=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryIndices=indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]);_geometryValid4=_geometryPositions5.length>0&&geometryIndices.length>0;break;case 4:primitiveName="lines";_geometryPositions5=positions.subarray(eachGeometryPositionsPortion[_geometryIndex5],atLastGeometry?positions.length:eachGeometryPositionsPortion[_geometryIndex5+1]);geometryIndices=lineStripToLines(_geometryPositions5,indices.subarray(eachGeometryIndicesPortion[_geometryIndex5],atLastGeometry?indices.length:eachGeometryIndicesPortion[_geometryIndex5+1]));_geometryValid4=_geometryPositions5.length>0&&geometryIndices.length>0;break;default:continue;}if(_geometryValid4){sceneModel.createMesh(utils.apply(meshDefaults,{id:meshId,textureSetId:_textureSetId2,origin:tileCenter,primitive:primitiveName,positionsCompressed:_geometryPositions5,normalsCompressed:geometryNormals,uv:geometryUVs&&geometryUVs.length>0?geometryUVs:null,colorsCompressed:geometryColors,indices:geometryIndices,edgeIndices:geometryEdgeIndices,positionsDecodeMatrix:tileDecodeMatrix,color:meshColor,metallic:meshMetallic,roughness:meshRoughness,opacity:meshOpacity}));meshIds.push(meshId);}}}if(meshIds.length>0){sceneModel.createEntity(utils.apply(entityDefaults,{id:entityId,isObject:true,meshIds:meshIds}));}}}}function lineStripToLines(positions,indices){var linesIndices=[];if(indices.length>1){for(var _i577=0,len=indices.length-1;_i577<len;_i577++){linesIndices.push(indices[_i577]);linesIndices.push(indices[_i577+1]);}}else if(positions.length>1){for(var _i578=0,_len118=positions.length/3-1;_i578<_len118;_i578++){linesIndices.push(_i578);linesIndices.push(_i578+1);}}return linesIndices;}/** @private */ // V11 uses a single uncompressed Uint8Array buffer to store arrays of different types.
 // To efficiently create typed arrays from this buffer,
 // each typed array's source data needs to be aligned with its element byte size.
 // This sometimes requires padding subarrays inside the single Uint8Array, so the byteOffset needs to be stored alongside element count.
 // It is a different encoding than used in earlier versions, and requires different approach to parsing elements.
-var ParserV11={version:11,parseArrayBuffer:function parseArrayBuffer(viewer,options,arrayBuffer,sceneModel,metaModel,manifestCtx){var inflatedData=decodeData(arrayBuffer);load(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx);}};var parsers={};parsers[ParserV1.version]=ParserV1;parsers[ParserV2.version]=ParserV2;parsers[ParserV3.version]=ParserV3;parsers[ParserV4.version]=ParserV4;parsers[ParserV5.version]=ParserV5;parsers[ParserV6.version]=ParserV6;parsers[ParserV7.version]=ParserV7;parsers[ParserV8.version]=ParserV8;parsers[ParserV9.version]=ParserV9;parsers[ParserV10.version]=ParserV10;parsers[ParserV11.version]=ParserV11;/**
+var ParserV11={version:11,parseArrayBuffer:function parseArrayBuffer(viewer,options,arrayBuffer,sceneModel,metaModel,manifestCtx){var inflatedData=decodeData(arrayBuffer);window._timestamp("ParserV11::decode");load(viewer,options,inflatedData,sceneModel,metaModel,manifestCtx);window._timestamp("ParserV11::load");}};var parsers={};parsers[ParserV1.version]=ParserV1;parsers[ParserV2.version]=ParserV2;parsers[ParserV3.version]=ParserV3;parsers[ParserV4.version]=ParserV4;parsers[ParserV5.version]=ParserV5;parsers[ParserV6.version]=ParserV6;parsers[ParserV7.version]=ParserV7;parsers[ParserV8.version]=ParserV8;parsers[ParserV9.version]=ParserV9;parsers[ParserV10.version]=ParserV10;parsers[ParserV11.version]=ParserV11;/**
  * {@link Viewer} plugin that loads models from xeokit's optimized *````.XKT````* format.
  *
  * <a href="https://xeokit.github.io/xeokit-sdk/examples/index.html#loading_XKT_OTCConferenceCenter"><img src="http://xeokit.io/img/docs/XKTLoaderPlugin/XKTLoaderPlugin.png"></a>
@@ -28689,13 +28689,13 @@ var ParserV11={version:11,parseArrayBuffer:function parseArrayBuffer(viewer,opti
      * SceneModels are drawn when they have transparent objects, to give control over the order in which those objects are blended within the transparent
      * render pass.
      * @returns {Entity} Entity representing the model, which will have {@link Entity#isModel} set ````true```` and will be registered by {@link Entity#id} in {@link Scene#models}.
-     */},{key:"load",value:function load(){var _this163=this;var params=arguments.length>0&&arguments[0]!==undefined?arguments[0]:{};if(params.id&&this.viewer.scene.components[params.id]){this.error("Component with this ID already exists in viewer: "+params.id+" - will autogenerate this ID");delete params.id;}if(!params.src&&!params.xkt&&!params.manifestSrc&&!params.manifest)throw new Error("XKTLoaderPlugin: load() param expected: src, xkt, manifestSrc or manifestData");var options={};var includeTypes=params.includeTypes||this._includeTypes;var excludeTypes=params.excludeTypes||this._excludeTypes;var objectDefaults=params.objectDefaults||this._objectDefaults;options.reuseGeometries=params.reuseGeometries!==null&&params.reuseGeometries!==undefined?params.reuseGeometries:this._reuseGeometries!==false;if(includeTypes){options.includeTypesMap={};for(var _i580=0,len=includeTypes.length;_i580<len;_i580++){options.includeTypesMap[includeTypes[_i580]]=true;}}if(excludeTypes){options.excludeTypesMap={};for(var _i581=0,_len120=excludeTypes.length;_i581<_len120;_i581++){options.excludeTypesMap[excludeTypes[_i581]]=true;}}if(objectDefaults){options.objectDefaults=objectDefaults;}options.excludeUnclassifiedObjects=params.excludeUnclassifiedObjects!==undefined?!!params.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects;options.globalizeObjectIds=params.globalizeObjectIds!==undefined&&params.globalizeObjectIds!==null?!!params.globalizeObjectIds:this._globalizeObjectIds;var sceneModel=new SceneModel(this.viewer.scene,utils.apply(params,{isModel:true,textureTranscoder:this._textureTranscoder,maxGeometryBatchSize:this._maxGeometryBatchSize,origin:params.origin,disableVertexWelding:params.disableVertexWelding||false,disableIndexRebucketing:params.disableIndexRebucketing||false,dtxEnabled:params.dtxEnabled,renderOrder:params.renderOrder}));var modelId=sceneModel.id;// In case ID was auto-generated
+     */},{key:"load",value:function load(){var _this163=this;var params=arguments.length>0&&arguments[0]!==undefined?arguments[0]:{};if(params.id&&this.viewer.scene.components[params.id]){this.error("Component with this ID already exists in viewer: "+params.id+" - will autogenerate this ID");delete params.id;}if(!params.src&&!params.xkt&&!params.manifestSrc&&!params.manifest)throw new Error("XKTLoaderPlugin: load() param expected: src, xkt, manifestSrc or manifestData");var options={};var includeTypes=params.includeTypes||this._includeTypes;var excludeTypes=params.excludeTypes||this._excludeTypes;var objectDefaults=params.objectDefaults||this._objectDefaults;options.reuseGeometries=params.reuseGeometries!==null&&params.reuseGeometries!==undefined?params.reuseGeometries:this._reuseGeometries!==false;if(includeTypes){options.includeTypesMap={};for(var _i579=0,len=includeTypes.length;_i579<len;_i579++){options.includeTypesMap[includeTypes[_i579]]=true;}}if(excludeTypes){options.excludeTypesMap={};for(var _i580=0,_len119=excludeTypes.length;_i580<_len119;_i580++){options.excludeTypesMap[excludeTypes[_i580]]=true;}}if(objectDefaults){options.objectDefaults=objectDefaults;}options.excludeUnclassifiedObjects=params.excludeUnclassifiedObjects!==undefined?!!params.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects;options.globalizeObjectIds=params.globalizeObjectIds!==undefined&&params.globalizeObjectIds!==null?!!params.globalizeObjectIds:this._globalizeObjectIds;var sceneModel=new SceneModel(this.viewer.scene,utils.apply(params,{isModel:true,textureTranscoder:this._textureTranscoder,maxGeometryBatchSize:this._maxGeometryBatchSize,origin:params.origin,disableVertexWelding:params.disableVertexWelding||false,disableIndexRebucketing:params.disableIndexRebucketing||false,dtxEnabled:params.dtxEnabled,renderOrder:params.renderOrder}));var modelId=sceneModel.id;// In case ID was auto-generated
 var metaModel=new MetaModel({metaScene:this.viewer.metaScene,id:modelId});this.viewer.scene.canvas.spinner.processes++;var finish=function finish(){if(sceneModel.destroyed){return;}// this._createDefaultMetaModelIfNeeded(sceneModel, params, options);
 sceneModel.finalize();metaModel.finalize();_this163.viewer.scene.canvas.spinner.processes--;sceneModel.once("destroyed",function(){_this163.viewer.metaScene.destroyMetaModel(metaModel.id);});_this163.scheduleTask(function(){if(sceneModel.destroyed){return;}sceneModel.scene.fire("modelLoaded",sceneModel.id);// FIXME: Assumes listeners know order of these two events
 sceneModel.fire("loaded",true,false);// Don't forget the event, for late subscribers
 });};var error=function error(errMsg){_this163.viewer.scene.canvas.spinner.processes--;_this163.error(errMsg);sceneModel.fire("error",errMsg);};var nextId=0;var manifestCtx={getNextId:function getNextId(){return"".concat(modelId,".").concat(nextId++);}};if(params.metaModelSrc||params.metaModelData){if(params.metaModelSrc){var metaModelSrc=params.metaModelSrc;this._dataSource.getMetaModel(metaModelSrc,function(metaModelData){if(sceneModel.destroyed){return;}metaModel.loadData(metaModelData,{includeTypes:includeTypes,excludeTypes:excludeTypes,globalizeObjectIds:options.globalizeObjectIds});if(params.src){_this163._loadModel(params.src,options,sceneModel,null,manifestCtx,finish,error);}else{_this163._parseModel(params.xkt,options,sceneModel,null,manifestCtx);finish();}},function(errMsg){error("load(): Failed to load model metadata for model '".concat(modelId," from  '").concat(metaModelSrc,"' - ").concat(errMsg));});}else if(params.metaModelData){metaModel.loadData(params.metaModelData,{includeTypes:includeTypes,excludeTypes:excludeTypes,globalizeObjectIds:options.globalizeObjectIds});if(params.src){this._loadModel(params.src,options,sceneModel,null,manifestCtx,finish,error);}else{this._parseModel(params.xkt,options,sceneModel,null,manifestCtx);finish();}}}else{if(params.src){this._loadModel(params.src,options,sceneModel,metaModel,manifestCtx,finish,error);}else if(params.xkt){this._parseModel(params.xkt,options,sceneModel,metaModel,manifestCtx);finish();}else if(params.manifestSrc||params.manifest){var baseDir=params.manifestSrc?getBaseDirectory(params.manifestSrc):"";var loadJSONs=function loadJSONs(metaDataFiles,done,error){var i=0;var loadNext=function loadNext(){if(sceneModel.destroyed){done();}else if(i>=metaDataFiles.length){done();}else{_this163._dataSource.getMetaModel("".concat(baseDir).concat(metaDataFiles[i]),function(metaModelData){metaModel.loadData(metaModelData,{includeTypes:includeTypes,excludeTypes:excludeTypes,globalizeObjectIds:options.globalizeObjectIds});i++;_this163.scheduleTask(loadNext,200);},error);}};loadNext();};var loadXKTs_excludeTheirMetaModels=function loadXKTs_excludeTheirMetaModels(xktFiles,done,error){// Load XKTs, ignore metamodels in the XKT
 var i=0;var loadNext=function loadNext(){if(sceneModel.destroyed){done();}else if(i>=xktFiles.length){done();}else{_this163._dataSource.getXKT("".concat(baseDir).concat(xktFiles[i]),function(arrayBuffer){_this163._parseModel(arrayBuffer,options,sceneModel,null/* Ignore metamodel in XKT */,manifestCtx);sceneModel.preFinalize();i++;_this163.scheduleTask(loadNext,200);},error);}};loadNext();};var loadXKTs_includeTheirMetaModels=function loadXKTs_includeTheirMetaModels(xktFiles,done,error){// Load XKTs, parse metamodels from the XKT
-var i=0;var loadNext=function loadNext(){if(sceneModel.destroyed){done();}else if(i>=xktFiles.length){done();}else{_this163._dataSource.getXKT("".concat(baseDir).concat(xktFiles[i]),function(arrayBuffer){_this163._parseModel(arrayBuffer,options,sceneModel,metaModel,manifestCtx);sceneModel.preFinalize();i++;_this163.scheduleTask(loadNext,200);},error);}};loadNext();};if(params.manifest){var manifestData=params.manifest;var xktFiles=manifestData.xktFiles;if(!xktFiles||xktFiles.length===0){error("load(): Failed to load model manifest - manifest not valid");return;}var metaModelFiles=manifestData.metaModelFiles;if(metaModelFiles){loadJSONs(metaModelFiles,function(){loadXKTs_excludeTheirMetaModels(xktFiles,finish,error);},error);}else{loadXKTs_includeTheirMetaModels(xktFiles,finish,error);}}else{this._dataSource.getManifest(params.manifestSrc,function(manifestData){if(sceneModel.destroyed){return;}var xktFiles=manifestData.xktFiles;if(!xktFiles||xktFiles.length===0){error("load(): Failed to load model manifest - manifest not valid");return;}var metaModelFiles=manifestData.metaModelFiles;if(metaModelFiles){loadJSONs(metaModelFiles,function(){loadXKTs_excludeTheirMetaModels(xktFiles,finish,error);},error);}else{loadXKTs_includeTheirMetaModels(xktFiles,finish,error);}},error);}}}return sceneModel;}},{key:"_loadModel",value:function _loadModel(src,options,sceneModel,metaModel,manifestCtx,done,error){var _this164=this;this._dataSource.getXKT(src,function(arrayBuffer){_this164._parseModel(arrayBuffer,options,sceneModel,metaModel,manifestCtx);sceneModel.preFinalize();done();},error);}},{key:"_parseModel",value:function(){var _parseModel2=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee7(arrayBuffer,options,sceneModel,metaModel,manifestCtx){var dataView,dataArray,xktVersion,parser,numElements,elements,byteOffset,_i582,elementSize;return _regeneratorRuntime().wrap(function _callee7$(_context11){while(1){switch(_context11.prev=_context11.next){case 0:if(!sceneModel.destroyed){_context11.next=2;break;}return _context11.abrupt("return");case 2:dataView=new DataView(arrayBuffer);dataArray=new Uint8Array(arrayBuffer);xktVersion=dataView.getUint32(0,true);parser=parsers[xktVersion];if(parser){_context11.next=9;break;}this.error("Unsupported .XKT file version: "+xktVersion+" - this XKTLoaderPlugin supports versions "+Object.keys(parsers));return _context11.abrupt("return");case 9:if(!parser.parseArrayBuffer){_context11.next=12;break;}parser.parseArrayBuffer(this.viewer,options,arrayBuffer,sceneModel,metaModel,manifestCtx);return _context11.abrupt("return");case 12:numElements=dataView.getUint32(4,true);elements=[];byteOffset=(numElements+2)*4;for(_i582=0;_i582<numElements;_i582++){elementSize=dataView.getUint32((_i582+2)*4,true);elements.push(dataArray.subarray(byteOffset,byteOffset+elementSize));byteOffset+=elementSize;}parser.parse(this.viewer,options,elements,sceneModel,metaModel,manifestCtx);case 17:case"end":return _context11.stop();}}},_callee7,this);}));function _parseModel(_x100,_x101,_x102,_x103,_x104){return _parseModel2.apply(this,arguments);}return _parseModel;}()}]);return XKTLoaderPlugin;}(Plugin);function getBaseDirectory(filePath){var pathArray=filePath.split('/');pathArray.pop();// Remove the file name or the last segment of the path
+var i=0;var loadNext=function loadNext(){if(sceneModel.destroyed){done();}else if(i>=xktFiles.length){done();}else{_this163._dataSource.getXKT("".concat(baseDir).concat(xktFiles[i]),function(arrayBuffer){_this163._parseModel(arrayBuffer,options,sceneModel,metaModel,manifestCtx);sceneModel.preFinalize();i++;_this163.scheduleTask(loadNext,200);},error);}};loadNext();};if(params.manifest){var manifestData=params.manifest;var xktFiles=manifestData.xktFiles;if(!xktFiles||xktFiles.length===0){error("load(): Failed to load model manifest - manifest not valid");return;}var metaModelFiles=manifestData.metaModelFiles;if(metaModelFiles){loadJSONs(metaModelFiles,function(){loadXKTs_excludeTheirMetaModels(xktFiles,finish,error);},error);}else{loadXKTs_includeTheirMetaModels(xktFiles,finish,error);}}else{this._dataSource.getManifest(params.manifestSrc,function(manifestData){if(sceneModel.destroyed){return;}var xktFiles=manifestData.xktFiles;if(!xktFiles||xktFiles.length===0){error("load(): Failed to load model manifest - manifest not valid");return;}var metaModelFiles=manifestData.metaModelFiles;if(metaModelFiles){loadJSONs(metaModelFiles,function(){loadXKTs_excludeTheirMetaModels(xktFiles,finish,error);},error);}else{loadXKTs_includeTheirMetaModels(xktFiles,finish,error);}},error);}}}return sceneModel;}},{key:"_loadModel",value:function _loadModel(src,options,sceneModel,metaModel,manifestCtx,done,error){var _this164=this;window._timestamp=function(){var start=performance.now();var t=null;var f=function f(n){return n.toFixed(2)+" ms";};return function(msg){var now=performance.now();if(t===null){console.log(msg,f(now-start));}else{console.log(msg,f(now-t),"[total "+f(now-start)+"]");}t=now;};}();this._dataSource.getXKT(src,function(arrayBuffer){window._timestamp("dataSource.getXKT (arrayBuffer.byteLength "+arrayBuffer.byteLength+")");_this164._parseModel(arrayBuffer,options,sceneModel,metaModel,manifestCtx);sceneModel.preFinalize();window._timestamp("preFinalize");done();},error);}},{key:"_parseModel",value:function(){var _parseModel2=_asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee7(arrayBuffer,options,sceneModel,metaModel,manifestCtx){var dataView,dataArray,xktVersion,parser,numElements,elements,byteOffset,_i581,elementSize;return _regeneratorRuntime().wrap(function _callee7$(_context11){while(1){switch(_context11.prev=_context11.next){case 0:if(!sceneModel.destroyed){_context11.next=2;break;}return _context11.abrupt("return");case 2:dataView=new DataView(arrayBuffer);dataArray=new Uint8Array(arrayBuffer);xktVersion=dataView.getUint32(0,true);parser=parsers[xktVersion];if(parser){_context11.next=9;break;}this.error("Unsupported .XKT file version: "+xktVersion+" - this XKTLoaderPlugin supports versions "+Object.keys(parsers));return _context11.abrupt("return");case 9:if(!parser.parseArrayBuffer){_context11.next=12;break;}parser.parseArrayBuffer(this.viewer,options,arrayBuffer,sceneModel,metaModel,manifestCtx);return _context11.abrupt("return");case 12:numElements=dataView.getUint32(4,true);elements=[];byteOffset=(numElements+2)*4;for(_i581=0;_i581<numElements;_i581++){elementSize=dataView.getUint32((_i581+2)*4,true);elements.push(dataArray.subarray(byteOffset,byteOffset+elementSize));byteOffset+=elementSize;}parser.parse(this.viewer,options,elements,sceneModel,metaModel,manifestCtx);case 17:case"end":return _context11.stop();}}},_callee7,this);}));function _parseModel(_x100,_x101,_x102,_x103,_x104){return _parseModel2.apply(this,arguments);}return _parseModel;}()}]);return XKTLoaderPlugin;}(Plugin);function getBaseDirectory(filePath){var pathArray=filePath.split('/');pathArray.pop();// Remove the file name or the last segment of the path
 return pathArray.join('/')+'/';}/*
  Copyright (c) 2013 Gildas Lormeau. All rights reserved.
 
@@ -29563,9 +29563,9 @@ var isBase64=!!dataUriRegexResult[2];var data=dataUriRegexResult[3];data=window.
      * primitives. Only works while {@link DTX#enabled} is also ````true````.
      * @returns {Entity} Entity representing the model, which will have {@link Entity#isModel} set ````true```` and will be registered by {@link Entity#id} in {@link Scene#models}.
      */},{key:"load",value:function load(){var params=arguments.length>0&&arguments[0]!==undefined?arguments[0]:{};if(params.id&&this.viewer.scene.components[params.id]){this.error("Component with this ID already exists in viewer: "+params.id+" - will autogenerate this ID");delete params.id;}var sceneModel=new SceneModel(this.viewer.scene,utils.apply(params,{isModel:true}));if(!params.src&&!params.ifc){this.error("load() param expected: src or IFC");return sceneModel;// Return new empty model
-}var options={autoNormals:true};if(params.loadMetadata!==false){var includeTypes=params.includeTypes||this._includeTypes;var excludeTypes=params.excludeTypes||this._excludeTypes;var objectDefaults=params.objectDefaults||this._objectDefaults;if(includeTypes){options.includeTypesMap={};for(var _i583=0,len=includeTypes.length;_i583<len;_i583++){options.includeTypesMap[includeTypes[_i583]]=true;}}if(excludeTypes){options.excludeTypesMap={};for(var _i584=0,_len121=excludeTypes.length;_i584<_len121;_i584++){options.excludeTypesMap[excludeTypes[_i584]]=true;}}if(objectDefaults){options.objectDefaults=objectDefaults;}options.excludeUnclassifiedObjects=params.excludeUnclassifiedObjects!==undefined?!!params.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects;options.globalizeObjectIds=params.globalizeObjectIds!==undefined?!!params.globalizeObjectIds:this._globalizeObjectIds;}try{if(params.src){this._loadModel(params.src,params,options,sceneModel);}else{this._parseModel(params.ifc,params,options,sceneModel);}}catch(e){this.error(e);sceneModel.fire("error",e);}return sceneModel;}},{key:"_loadModel",value:function _loadModel(src,params,options,sceneModel){var _this167=this;var spinner=this.viewer.scene.canvas.spinner;spinner.processes++;this._dataSource.getIFC(params.src,function(arrayBuffer){_this167._parseModel(arrayBuffer,params,options,sceneModel);spinner.processes--;},function(errMsg){spinner.processes--;_this167.error(errMsg);sceneModel.fire("error",errMsg);});}},{key:"_parseModel",value:function _parseModel(arrayBuffer,params,options,sceneModel){if(sceneModel.destroyed){return;}var stats=params.stats||{};stats.sourceFormat="IFC";stats.schemaVersion="";stats.title="";stats.author="";stats.created="";stats.numMetaObjects=0;stats.numPropertySets=0;stats.numObjects=0;stats.numGeometries=0;stats.numTriangles=0;stats.numVertices=0;if(!this._ifcAPI){throw"WebIFCLoaderPlugin has no WebIFC instance configured - please inject via WebIFCLoaderPlugin constructor";}var dataArray=new Uint8Array(arrayBuffer);var modelID=this._ifcAPI.OpenModel(dataArray);var modelSchema=this._ifcAPI.GetModelSchema(modelID);var lines=this._ifcAPI.GetLineIDsWithType(modelID,this._webIFC.IFCPROJECT);var ifcProjectId=lines.get(0);var loadMetadata=params.loadMetadata!==false;var metadata=loadMetadata?{id:"",projectId:""+ifcProjectId,author:"",createdAt:"",schema:"",creatingApplication:"",metaObjects:[],propertySets:[]}:null;var ctx={modelID:modelID,modelSchema:modelSchema,sceneModel:sceneModel,loadMetadata:loadMetadata,metadata:metadata,metaObjects:{},options:options,log:function log(msg){},nextId:0,stats:stats};if(loadMetadata){if(options.includeTypes){ctx.includeTypes={};for(var _i585=0,len=options.includeTypes.length;_i585<len;_i585++){ctx.includeTypes[options.includeTypes[_i585]]=true;}}if(options.excludeTypes){ctx.excludeTypes={};for(var _i586=0,_len122=options.excludeTypes.length;_i586<_len122;_i586++){ctx.excludeTypes[options.excludeTypes[_i586]]=true;}}this._parseMetaObjects(ctx);this._parsePropertySets(ctx);}this._parseGeometry(ctx);sceneModel.finalize();if(loadMetadata){var metaModelId=sceneModel.id;this.viewer.metaScene.createMetaModel(metaModelId,ctx.metadata,options);}sceneModel.scene.once("tick",function(){if(sceneModel.destroyed){return;}sceneModel.scene.fire("modelLoaded",sceneModel.id);// FIXME: Assumes listeners know order of these two events
+}var options={autoNormals:true};if(params.loadMetadata!==false){var includeTypes=params.includeTypes||this._includeTypes;var excludeTypes=params.excludeTypes||this._excludeTypes;var objectDefaults=params.objectDefaults||this._objectDefaults;if(includeTypes){options.includeTypesMap={};for(var _i582=0,len=includeTypes.length;_i582<len;_i582++){options.includeTypesMap[includeTypes[_i582]]=true;}}if(excludeTypes){options.excludeTypesMap={};for(var _i583=0,_len120=excludeTypes.length;_i583<_len120;_i583++){options.excludeTypesMap[excludeTypes[_i583]]=true;}}if(objectDefaults){options.objectDefaults=objectDefaults;}options.excludeUnclassifiedObjects=params.excludeUnclassifiedObjects!==undefined?!!params.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects;options.globalizeObjectIds=params.globalizeObjectIds!==undefined?!!params.globalizeObjectIds:this._globalizeObjectIds;}try{if(params.src){this._loadModel(params.src,params,options,sceneModel);}else{this._parseModel(params.ifc,params,options,sceneModel);}}catch(e){this.error(e);sceneModel.fire("error",e);}return sceneModel;}},{key:"_loadModel",value:function _loadModel(src,params,options,sceneModel){var _this167=this;var spinner=this.viewer.scene.canvas.spinner;spinner.processes++;this._dataSource.getIFC(params.src,function(arrayBuffer){_this167._parseModel(arrayBuffer,params,options,sceneModel);spinner.processes--;},function(errMsg){spinner.processes--;_this167.error(errMsg);sceneModel.fire("error",errMsg);});}},{key:"_parseModel",value:function _parseModel(arrayBuffer,params,options,sceneModel){if(sceneModel.destroyed){return;}var stats=params.stats||{};stats.sourceFormat="IFC";stats.schemaVersion="";stats.title="";stats.author="";stats.created="";stats.numMetaObjects=0;stats.numPropertySets=0;stats.numObjects=0;stats.numGeometries=0;stats.numTriangles=0;stats.numVertices=0;if(!this._ifcAPI){throw"WebIFCLoaderPlugin has no WebIFC instance configured - please inject via WebIFCLoaderPlugin constructor";}var dataArray=new Uint8Array(arrayBuffer);var modelID=this._ifcAPI.OpenModel(dataArray);var modelSchema=this._ifcAPI.GetModelSchema(modelID);var lines=this._ifcAPI.GetLineIDsWithType(modelID,this._webIFC.IFCPROJECT);var ifcProjectId=lines.get(0);var loadMetadata=params.loadMetadata!==false;var metadata=loadMetadata?{id:"",projectId:""+ifcProjectId,author:"",createdAt:"",schema:"",creatingApplication:"",metaObjects:[],propertySets:[]}:null;var ctx={modelID:modelID,modelSchema:modelSchema,sceneModel:sceneModel,loadMetadata:loadMetadata,metadata:metadata,metaObjects:{},options:options,log:function log(msg){},nextId:0,stats:stats};if(loadMetadata){if(options.includeTypes){ctx.includeTypes={};for(var _i584=0,len=options.includeTypes.length;_i584<len;_i584++){ctx.includeTypes[options.includeTypes[_i584]]=true;}}if(options.excludeTypes){ctx.excludeTypes={};for(var _i585=0,_len121=options.excludeTypes.length;_i585<_len121;_i585++){ctx.excludeTypes[options.excludeTypes[_i585]]=true;}}this._parseMetaObjects(ctx);this._parsePropertySets(ctx);}this._parseGeometry(ctx);sceneModel.finalize();if(loadMetadata){var metaModelId=sceneModel.id;this.viewer.metaScene.createMetaModel(metaModelId,ctx.metadata,options);}sceneModel.scene.once("tick",function(){if(sceneModel.destroyed){return;}sceneModel.scene.fire("modelLoaded",sceneModel.id);// FIXME: Assumes listeners know order of these two events
 sceneModel.fire("loaded",true,false);// Don't forget the event, for late subscribers
-});}},{key:"_parseMetaObjects",value:function _parseMetaObjects(ctx){var lines=this._ifcAPI.GetLineIDsWithType(ctx.modelID,this._webIFC.IFCPROJECT);var ifcProjectId=lines.get(0);var ifcProject=this._ifcAPI.GetLine(ctx.modelID,ifcProjectId);this._parseSpatialChildren(ctx,ifcProject);}},{key:"_parseSpatialChildren",value:function _parseSpatialChildren(ctx,ifcElement,parentMetaObjectId){var metaObjectType=this._ifcAPI.GetNameFromTypeCode(ifcElement.type);if(ctx.includeTypes&&!ctx.includeTypes[metaObjectType]){return;}if(ctx.excludeTypes&&ctx.excludeTypes[metaObjectType]){return;}this._createMetaObject(ctx,ifcElement,parentMetaObjectId);var metaObjectId=ifcElement.GlobalId.value;this._parseRelatedItemsOfType(ctx,ifcElement.expressID,'RelatingObject','RelatedObjects',this._webIFC.IFCRELAGGREGATES,metaObjectId);this._parseRelatedItemsOfType(ctx,ifcElement.expressID,'RelatingStructure','RelatedElements',this._webIFC.IFCRELCONTAINEDINSPATIALSTRUCTURE,metaObjectId);}},{key:"_createMetaObject",value:function _createMetaObject(ctx,ifcElement,parentMetaObjectId){var id=ifcElement.GlobalId.value;var metaObjectType=this._ifcAPI.GetNameFromTypeCode(ifcElement.type);var metaObjectName=ifcElement.Name&&ifcElement.Name.value!==""?ifcElement.Name.value:metaObjectType;var metaObject={id:id,name:metaObjectName,type:metaObjectType,parent:parentMetaObjectId};ctx.metadata.metaObjects.push(metaObject);ctx.metaObjects[id]=metaObject;ctx.stats.numMetaObjects++;}},{key:"_parseRelatedItemsOfType",value:function _parseRelatedItemsOfType(ctx,id,relation,related,type,parentMetaObjectId){var _this168=this;var lines=this._ifcAPI.GetLineIDsWithType(ctx.modelID,type);for(var _i587=0;_i587<lines.size();_i587++){var relID=lines.get(_i587);var rel=this._ifcAPI.GetLine(ctx.modelID,relID);var relatedItems=rel[relation];var foundElement=false;if(Array.isArray(relatedItems)){var values=relatedItems.map(function(item){return item.value;});foundElement=values.includes(id);}else{foundElement=relatedItems.value===id;}if(foundElement){var element=rel[related];if(!Array.isArray(element)){var ifcElement=this._ifcAPI.GetLine(ctx.modelID,element.value);this._parseSpatialChildren(ctx,ifcElement,parentMetaObjectId);}else{element.forEach(function(element2){var ifcElement=_this168._ifcAPI.GetLine(ctx.modelID,element2.value);_this168._parseSpatialChildren(ctx,ifcElement,parentMetaObjectId);});}}}}},{key:"_parsePropertySets",value:function _parsePropertySets(ctx){var lines=this._ifcAPI.GetLineIDsWithType(ctx.modelID,this._webIFC.IFCRELDEFINESBYPROPERTIES);for(var _i588=0;_i588<lines.size();_i588++){var relID=lines.get(_i588);var rel=this._ifcAPI.GetLine(ctx.modelID,relID,true);if(rel){var relatingPropertyDefinition=rel.RelatingPropertyDefinition;if(!relatingPropertyDefinition){continue;}var propertySetId=relatingPropertyDefinition.GlobalId.value;var props=relatingPropertyDefinition.HasProperties;if(props&&props.length>0){var propertySetType="Default";var propertySetName=relatingPropertyDefinition.Name.value;var properties=[];for(var _i589=0,len=props.length;_i589<len;_i589++){var prop=props[_i589];var _name8=prop.Name;var nominalValue=prop.NominalValue;if(_name8&&nominalValue){var property={name:_name8.value,type:nominalValue.type,value:nominalValue.value,valueType:nominalValue.valueType};if(prop.Description){property.description=prop.Description.value;}else if(nominalValue.description){property.description=nominalValue.description;}properties.push(property);}}var propertySet={id:propertySetId,type:propertySetType,name:propertySetName,properties:properties};ctx.metadata.propertySets.push(propertySet);ctx.stats.numPropertySets++;var relatedObjects=rel.RelatedObjects;if(!relatedObjects||relatedObjects.length===0){return;}for(var _i590=0,_len123=relatedObjects.length;_i590<_len123;_i590++){var relatedObject=relatedObjects[_i590];var metaObjectId=relatedObject.GlobalId.value;var metaObject=ctx.metaObjects[metaObjectId];if(metaObject){if(!metaObject.propertySetIds){metaObject.propertySetIds=[];}metaObject.propertySetIds.push(propertySetId);}}}}}}},{key:"_parseGeometry",value:function _parseGeometry(ctx){var _this169=this;this._ifcAPI.StreamAllMeshes(ctx.modelID,function(flatMesh){// TODO: Can we do geometry reuse with web-ifc?
+});}},{key:"_parseMetaObjects",value:function _parseMetaObjects(ctx){var lines=this._ifcAPI.GetLineIDsWithType(ctx.modelID,this._webIFC.IFCPROJECT);var ifcProjectId=lines.get(0);var ifcProject=this._ifcAPI.GetLine(ctx.modelID,ifcProjectId);this._parseSpatialChildren(ctx,ifcProject);}},{key:"_parseSpatialChildren",value:function _parseSpatialChildren(ctx,ifcElement,parentMetaObjectId){var metaObjectType=this._ifcAPI.GetNameFromTypeCode(ifcElement.type);if(ctx.includeTypes&&!ctx.includeTypes[metaObjectType]){return;}if(ctx.excludeTypes&&ctx.excludeTypes[metaObjectType]){return;}this._createMetaObject(ctx,ifcElement,parentMetaObjectId);var metaObjectId=ifcElement.GlobalId.value;this._parseRelatedItemsOfType(ctx,ifcElement.expressID,'RelatingObject','RelatedObjects',this._webIFC.IFCRELAGGREGATES,metaObjectId);this._parseRelatedItemsOfType(ctx,ifcElement.expressID,'RelatingStructure','RelatedElements',this._webIFC.IFCRELCONTAINEDINSPATIALSTRUCTURE,metaObjectId);}},{key:"_createMetaObject",value:function _createMetaObject(ctx,ifcElement,parentMetaObjectId){var id=ifcElement.GlobalId.value;var metaObjectType=this._ifcAPI.GetNameFromTypeCode(ifcElement.type);var metaObjectName=ifcElement.Name&&ifcElement.Name.value!==""?ifcElement.Name.value:metaObjectType;var metaObject={id:id,name:metaObjectName,type:metaObjectType,parent:parentMetaObjectId};ctx.metadata.metaObjects.push(metaObject);ctx.metaObjects[id]=metaObject;ctx.stats.numMetaObjects++;}},{key:"_parseRelatedItemsOfType",value:function _parseRelatedItemsOfType(ctx,id,relation,related,type,parentMetaObjectId){var _this168=this;var lines=this._ifcAPI.GetLineIDsWithType(ctx.modelID,type);for(var _i586=0;_i586<lines.size();_i586++){var relID=lines.get(_i586);var rel=this._ifcAPI.GetLine(ctx.modelID,relID);var relatedItems=rel[relation];var foundElement=false;if(Array.isArray(relatedItems)){var values=relatedItems.map(function(item){return item.value;});foundElement=values.includes(id);}else{foundElement=relatedItems.value===id;}if(foundElement){var element=rel[related];if(!Array.isArray(element)){var ifcElement=this._ifcAPI.GetLine(ctx.modelID,element.value);this._parseSpatialChildren(ctx,ifcElement,parentMetaObjectId);}else{element.forEach(function(element2){var ifcElement=_this168._ifcAPI.GetLine(ctx.modelID,element2.value);_this168._parseSpatialChildren(ctx,ifcElement,parentMetaObjectId);});}}}}},{key:"_parsePropertySets",value:function _parsePropertySets(ctx){var lines=this._ifcAPI.GetLineIDsWithType(ctx.modelID,this._webIFC.IFCRELDEFINESBYPROPERTIES);for(var _i587=0;_i587<lines.size();_i587++){var relID=lines.get(_i587);var rel=this._ifcAPI.GetLine(ctx.modelID,relID,true);if(rel){var relatingPropertyDefinition=rel.RelatingPropertyDefinition;if(!relatingPropertyDefinition){continue;}var propertySetId=relatingPropertyDefinition.GlobalId.value;var props=relatingPropertyDefinition.HasProperties;if(props&&props.length>0){var propertySetType="Default";var propertySetName=relatingPropertyDefinition.Name.value;var properties=[];for(var _i588=0,len=props.length;_i588<len;_i588++){var prop=props[_i588];var _name8=prop.Name;var nominalValue=prop.NominalValue;if(_name8&&nominalValue){var property={name:_name8.value,type:nominalValue.type,value:nominalValue.value,valueType:nominalValue.valueType};if(prop.Description){property.description=prop.Description.value;}else if(nominalValue.description){property.description=nominalValue.description;}properties.push(property);}}var propertySet={id:propertySetId,type:propertySetType,name:propertySetName,properties:properties};ctx.metadata.propertySets.push(propertySet);ctx.stats.numPropertySets++;var relatedObjects=rel.RelatedObjects;if(!relatedObjects||relatedObjects.length===0){return;}for(var _i589=0,_len122=relatedObjects.length;_i589<_len122;_i589++){var relatedObject=relatedObjects[_i589];var metaObjectId=relatedObject.GlobalId.value;var metaObject=ctx.metaObjects[metaObjectId];if(metaObject){if(!metaObject.propertySetIds){metaObject.propertySetIds=[];}metaObject.propertySetIds.push(propertySetId);}}}}}}},{key:"_parseGeometry",value:function _parseGeometry(ctx){var _this169=this;this._ifcAPI.StreamAllMeshes(ctx.modelID,function(flatMesh){// TODO: Can we do geometry reuse with web-ifc?
 var flatMeshExpressID=flatMesh.expressID;var placedGeometries=flatMesh.geometries;var meshIds=[];var properties=_this169._ifcAPI.GetLine(ctx.modelID,flatMeshExpressID);var globalId=properties.GlobalId.value;if(ctx.loadMetadata){var metaObjectId=globalId;var metaObject=ctx.metaObjects[metaObjectId];if(ctx.includeTypes&&(!metaObject||!ctx.includeTypes[metaObject.type])){return;}if(ctx.excludeTypes&&(!metaObject||ctx.excludeTypes[metaObject.type])){return;}}var matrix=math.mat4();var origin=math.vec3();for(var j=0,lenj=placedGeometries.size();j<lenj;j++){var placedGeometry=placedGeometries.get(j);var geometry=_this169._ifcAPI.GetGeometry(ctx.modelID,placedGeometry.geometryExpressID);var vertexData=_this169._ifcAPI.GetVertexArray(geometry.GetVertexData(),geometry.GetVertexDataSize());var indices=_this169._ifcAPI.GetIndexArray(geometry.GetIndexData(),geometry.GetIndexDataSize());// De-interleave vertex arrays
 var positions=new Float64Array(vertexData.length/2);var normals=new Float32Array(vertexData.length/2);for(var k=0,_l3=0,lenk=vertexData.length/6;k<lenk;k++,_l3+=3){positions[_l3+0]=vertexData[k*6+0];positions[_l3+1]=vertexData[k*6+1];positions[_l3+2]=vertexData[k*6+2];}matrix.set(placedGeometry.flatTransformation);math.transformPositions3(matrix,positions);var rtcNeeded=worldToRTCPositions(positions,positions,origin);if(!ctx.options.autoNormals){for(var _k2=0,_l4=0,_lenk=vertexData.length/6;_k2<_lenk;_k2++,_l4+=3){normals[_l4+0]=vertexData[_k2*6+3];normals[_l4+1]=vertexData[_k2*6+4];normals[_l4+2]=vertexData[_k2*6+5];}}ctx.stats.numGeometries++;ctx.stats.numVertices+=positions.length/3;ctx.stats.numTriangles+=indices.length/3;var meshId="mesh"+ctx.nextId++;ctx.sceneModel.createMesh({id:meshId,primitive:"triangles",// TODO
 origin:rtcNeeded?origin:null,positions:positions,normals:ctx.options.autoNormals?null:normals,indices:indices,color:[placedGeometry.color.x,placedGeometry.color.y,placedGeometry.color.z],opacity:placedGeometry.color.w});meshIds.push(meshId);}var entityId=ctx.options.globalizeObjectIds?math.globalizeObjectId(ctx.sceneModel.id,globalId):globalId;ctx.sceneModel.createEntity({id:entityId,meshIds:meshIds,isObject:true});ctx.stats.numObjects++;});}}]);return WebIFCLoaderPlugin;}(Plugin);/**
@@ -29577,12 +29577,12 @@ origin:rtcNeeded?origin:null,positions:positions,normals:ctx.options.autoNormals
      * @param {Function} ok Callback fired on success, argument is the LAS file in an arraybuffer.
      * @param {Function} error Callback fired on error.
      */},{key:"getLAS",value:function getLAS(src,ok,error){src=this._cacheBusterURL(src);var defaultCallback=function defaultCallback(){};ok=ok||defaultCallback;error=error||defaultCallback;var dataUriRegex=/^data:(.*?)(;base64)?,(.*)$/;var dataUriRegexResult=src.match(dataUriRegex);if(dataUriRegexResult){// Safari can't handle data URIs through XMLHttpRequest
-var isBase64=!!dataUriRegexResult[2];var data=dataUriRegexResult[3];data=window.decodeURIComponent(data);if(isBase64){data=window.atob(data);}try{var buffer=new ArrayBuffer(data.length);var view=new Uint8Array(buffer);for(var i=0;i<data.length;i++){view[i]=data.charCodeAt(i);}ok(buffer);}catch(errMsg){error(errMsg);}}else{var request=new XMLHttpRequest();request.open('GET',src,true);request.responseType='arraybuffer';request.onreadystatechange=function(){if(request.readyState===4){if(request.status===200){ok(request.response);}else{error('getXKT error : '+request.response);}}};request.send(null);}}}]);return LASDefaultDataSource;}();var VERSION="3.2.6";var DEFAULT_LAS_OPTIONS={las:{shape:'mesh',fp64:false,skip:1,colorDepth:8}};var LASLoader={name:'LAS',id:'las',module:'las',version:VERSION,worker:true,extensions:['las','laz'],mimeTypes:['application/octet-stream'],text:true,binary:true,tests:['LAS'],options:DEFAULT_LAS_OPTIONS};//import * as epsgCheck from 'epsg-index/all.json';
+var isBase64=!!dataUriRegexResult[2];var data=dataUriRegexResult[3];data=window.decodeURIComponent(data);if(isBase64){data=window.atob(data);}try{var buffer=new ArrayBuffer(data.length);var view=new Uint8Array(buffer);for(var i=0;i<data.length;i++){view[i]=data.charCodeAt(i);}ok(buffer);}catch(errMsg){error(errMsg);}}else{var request=new XMLHttpRequest();request.open('GET',src,true);request.responseType='arraybuffer';request.onreadystatechange=function(){if(request.readyState===4){if(request.status===200){ok(request.response);}else{error('getXKT error : '+request.response);}}};request.send(null);}}}]);return LASDefaultDataSource;}();//import * as epsgCheck from 'epsg-index/all.json';
 var headerBlockItems=[{item:'FileSignature',format:'char',size:4},{item:'FileSoureceID',format:'uShort',size:2},{item:'GlobalEncoding',format:'uShort',size:2},{item:'ProjectID1',format:'notUsed',size:4},{item:'ProjectID2',format:'notUsed',size:2},{item:'ProjectID3',format:'notUsed',size:2},{item:'ProjectID4',format:'notUsed',size:8},{item:'VersionMajor',format:'uChar',size:1},{item:'VersionMinor',format:'uChar',size:1},{item:'SystemIdentifier',format:'char',size:32},{item:'GeneratingSoftware',format:'char',size:32},{item:'CreationDay',format:'uShort',size:2},{item:'CreationYear',format:'uShort',size:2},{item:'HeaderSize',format:'uShort',size:2},{item:'OffsetToPointData',format:'uLong',size:4},{item:'NumberOfVariableLengthRecords',format:'uLong',size:4},{item:'PointDataFormatID',format:'uChar',size:1},{item:'PointDataRecordLength',format:'uShort',size:2},{item:'NumberOfPoints',format:'uLong',size:4},{item:'NumberOfPointByReturn',format:'uLong',size:20},{item:'ScaleFactorX',format:'double',size:8},{item:'ScaleFactorY',format:'double',size:8},{item:'ScaleFactorZ',format:'double',size:8},{item:'OffsetX',format:'double',size:8},{item:'OffsetY',format:'double',size:8},{item:'OffsetZ',format:'double',size:8},{item:'MaxX',format:'double',size:8},{item:'MinX',format:'double',size:8},{item:'MaxY',format:'double',size:8},{item:'MinY',format:'double',size:8},{item:'MaxZ',format:'double',size:8},{item:'MinZ',format:'double',size:8}];var variableLengthRecord=[{item:'Reserved',format:'uShort',size:2},{item:'UserId',format:'char',size:16},{item:'RecordId',format:'uShort',size:2},{item:'RecordLengthAfterHeader',format:'uShort',size:2},{item:'Description',format:'char',size:32}];/**
  * @private
  * @param arrayBuffer
  * @returns {{}}
- */var loadLASHeader=function loadLASHeader(arrayBuffer){var currentByte=0;var numOfVarLenRecords=0;var projectionStart=0;var dataView=new DataView(arrayBuffer);var buffer=new Uint8Array(6000);var getGeoKeys=function getGeoKeys(geoRecord){if(geoRecord===undefined){return undefined;}var projectionEnd=projectionStart+geoRecord["RecordLengthAfterHeader"];var geoTag=buffer.slice(projectionStart,projectionEnd);var arrayBuffer=bufferFlipper(geoTag);var dataView=new DataView(arrayBuffer);var byteCount=6;var numberOfKeys=Number(dataView.getUint16(byteCount,true));var geoKeys=[];while(numberOfKeys--){var keyTmp={};keyTmp.key=dataView.getUint16(byteCount+=2,true);keyTmp.tiffTagLocation=dataView.getUint16(byteCount+=2,true);keyTmp.count=dataView.getUint16(byteCount+=2,true);keyTmp.valueOffset=dataView.getUint16(byteCount+=2,true);geoKeys.push(keyTmp);}var projRecord=geoKeys.find(function(x){return x.key===3072;});if(projRecord&&projRecord.hasOwnProperty('valueOffset')){var epsg=projRecord.valueOffset;{return epsg;}}return undefined;};var getValue=function getValue(_ref21){var item=_ref21.item,format=_ref21.format,size=_ref21.size;var str,array;switch(format){case'char':array=new Uint8Array(arrayBuffer,currentByte,size);currentByte+=size;str=uint8arrayToString(array);return[item,str];case'uShort':str=dataView.getUint16(currentByte,true);currentByte+=size;return[item,str];case'uLong':str=dataView.getUint32(currentByte,true);if(item==='NumberOfVariableLengthRecords'){numOfVarLenRecords=str;}currentByte+=size;return[item,str];case'uChar':str=dataView.getUint8(currentByte);currentByte+=size;return[item,str];case'double':str=dataView.getFloat64(currentByte,true);currentByte+=size;return[item,str];default:currentByte+=size;}};var getValues=function getValues(){var publicHeaderBlock={};headerBlockItems.forEach(function(obj){var myObj=getValue(_objectSpread({},obj));if(myObj!==undefined){if(myObj[0]==='FileSignature'&&myObj[1]!=='LASF'){throw new Error('Ivalid FileSignature. Is this a LAS/LAZ file');}publicHeaderBlock[myObj[0]]=myObj[1];}});var variableRecords=[];var variableLengthRecords=numOfVarLenRecords;var _loop7=function _loop7(){var variableObj={};variableLengthRecord.forEach(function(obj){var myObj=getValue(_objectSpread({},obj));variableObj[myObj[0]]=myObj[1];if(myObj[0]==='UserId'&&myObj[1]==='LASF_Projection'){projectionStart=currentByte-18+54;}});variableRecords.push(variableObj);};while(variableLengthRecords--){_loop7();}var geoRecord=variableRecords.find(function(x){return x.UserId==='LASF_Projection';});var epsg=getGeoKeys(geoRecord);if(epsg){publicHeaderBlock['epsg']=epsg;}return publicHeaderBlock;};return getValues();};var bufferFlipper=function bufferFlipper(buf){var ab=new ArrayBuffer(buf.length);var view=new Uint8Array(ab);for(var _i591=0;_i591<buf.length;++_i591){view[_i591]=buf[_i591];}return ab;};var uint8arrayToString=function uint8arrayToString(array){var str='';array.forEach(function(item){var c=String.fromCharCode(item);if(c!=="\0"){str+=c;}});return str.trim();};var MAX_VERTICES=500000;// TODO: Rough estimate
+ */var loadLASHeader=function loadLASHeader(arrayBuffer){var currentByte=0;var numOfVarLenRecords=0;var projectionStart=0;var dataView=new DataView(arrayBuffer);var buffer=new Uint8Array(6000);var getGeoKeys=function getGeoKeys(geoRecord){if(geoRecord===undefined){return undefined;}var projectionEnd=projectionStart+geoRecord["RecordLengthAfterHeader"];var geoTag=buffer.slice(projectionStart,projectionEnd);var arrayBuffer=bufferFlipper(geoTag);var dataView=new DataView(arrayBuffer);var byteCount=6;var numberOfKeys=Number(dataView.getUint16(byteCount,true));var geoKeys=[];while(numberOfKeys--){var keyTmp={};keyTmp.key=dataView.getUint16(byteCount+=2,true);keyTmp.tiffTagLocation=dataView.getUint16(byteCount+=2,true);keyTmp.count=dataView.getUint16(byteCount+=2,true);keyTmp.valueOffset=dataView.getUint16(byteCount+=2,true);geoKeys.push(keyTmp);}var projRecord=geoKeys.find(function(x){return x.key===3072;});if(projRecord&&projRecord.hasOwnProperty('valueOffset')){var epsg=projRecord.valueOffset;{return epsg;}}return undefined;};var getValue=function getValue(_ref21){var item=_ref21.item,format=_ref21.format,size=_ref21.size;var str,array;switch(format){case'char':array=new Uint8Array(arrayBuffer,currentByte,size);currentByte+=size;str=uint8arrayToString(array);return[item,str];case'uShort':str=dataView.getUint16(currentByte,true);currentByte+=size;return[item,str];case'uLong':str=dataView.getUint32(currentByte,true);if(item==='NumberOfVariableLengthRecords'){numOfVarLenRecords=str;}currentByte+=size;return[item,str];case'uChar':str=dataView.getUint8(currentByte);currentByte+=size;return[item,str];case'double':str=dataView.getFloat64(currentByte,true);currentByte+=size;return[item,str];default:currentByte+=size;}};var getValues=function getValues(){var publicHeaderBlock={};headerBlockItems.forEach(function(obj){var myObj=getValue(_objectSpread({},obj));if(myObj!==undefined){if(myObj[0]==='FileSignature'&&myObj[1]!=='LASF'){throw new Error('Ivalid FileSignature. Is this a LAS/LAZ file');}publicHeaderBlock[myObj[0]]=myObj[1];}});var variableRecords=[];var variableLengthRecords=numOfVarLenRecords;var _loop7=function _loop7(){var variableObj={};variableLengthRecord.forEach(function(obj){var myObj=getValue(_objectSpread({},obj));variableObj[myObj[0]]=myObj[1];if(myObj[0]==='UserId'&&myObj[1]==='LASF_Projection'){projectionStart=currentByte-18+54;}});variableRecords.push(variableObj);};while(variableLengthRecords--){_loop7();}var geoRecord=variableRecords.find(function(x){return x.UserId==='LASF_Projection';});var epsg=getGeoKeys(geoRecord);if(epsg){publicHeaderBlock['epsg']=epsg;}return publicHeaderBlock;};return getValues();};var bufferFlipper=function bufferFlipper(buf){var ab=new ArrayBuffer(buf.length);var view=new Uint8Array(ab);for(var _i590=0;_i590<buf.length;++_i590){view[_i590]=buf[_i590];}return ab;};var uint8arrayToString=function uint8arrayToString(array){var str='';array.forEach(function(item){var c=String.fromCharCode(item);if(c!=="\0"){str+=c;}});return str.trim();};var MAX_VERTICES=500000;// TODO: Rough estimate
 /**
  * {@link Viewer} plugin that loads lidar point cloud geometry from LAS files.
  *
@@ -29915,7 +29915,7 @@ var headerBlockItems=[{item:'FileSignature',format:'char',size:4},{item:'FileSou
      * @param {Object} [params.stats] Collects model statistics.
      * @returns {Entity} Entity representing the model, which will have {@link Entity#isModel} set ````true```` and will be registered by {@link Entity#id} in {@link Scene#models}.
      */},{key:"load",value:function load(){var _this171=this;var params=arguments.length>0&&arguments[0]!==undefined?arguments[0]:{};if(params.id&&this.viewer.scene.components[params.id]){this.error("Component with this ID already exists in viewer: "+params.id+" - will autogenerate this ID");delete params.id;}var sceneModel=new SceneModel(this.viewer.scene,utils.apply(params,{maxGeometryBatchSize:MAX_VERTICES,isModel:true}));if(!params.src&&!params.las){this.error("load() param expected: src or las");return sceneModel;// Return new empty model
-}var options={las:{skip:this._skip,fp64:this._fp64,colorDepth:this._colorDepth}};if(params.src){this._loadModel(params.src,params,options,sceneModel);}else{var spinner=this.viewer.scene.canvas.spinner;spinner.processes++;this._parseModel(params.las,params,options,sceneModel).then(function(){spinner.processes--;},function(errMsg){spinner.processes--;_this171.error(errMsg);sceneModel.fire("error",errMsg);});}return sceneModel;}},{key:"_loadModel",value:function _loadModel(src,params,options,sceneModel){var _this172=this;var spinner=this.viewer.scene.canvas.spinner;spinner.processes++;this._dataSource.getLAS(params.src,function(arrayBuffer){_this172._parseModel(arrayBuffer,params,options,sceneModel).then(function(){spinner.processes--;},function(errMsg){spinner.processes--;_this172.error(errMsg);sceneModel.fire("error",errMsg);});},function(errMsg){spinner.processes--;_this172.error(errMsg);sceneModel.fire("error",errMsg);});}},{key:"_parseModel",value:function _parseModel(arrayBuffer,params,options,sceneModel){var _this173=this;var readPositions=function readPositions(attributesPosition){var positionsValue=attributesPosition.value;if(_this173._center){var centerPos=math.vec3();var numPoints=positionsValue.length;for(var _i592=0,len=positionsValue.length;_i592<len;_i592+=3){centerPos[0]+=positionsValue[_i592+0];centerPos[1]+=positionsValue[_i592+1];centerPos[2]+=positionsValue[_i592+2];}centerPos[0]/=numPoints;centerPos[1]/=numPoints;centerPos[2]/=numPoints;for(var _i593=0,_len124=positionsValue.length;_i593<_len124;_i593+=3){positionsValue[_i593+0]-=centerPos[0];positionsValue[_i593+1]-=centerPos[1];positionsValue[_i593+2]-=centerPos[2];}}if(_this173._rotateX){if(positionsValue){for(var _i594=0,_len125=positionsValue.length;_i594<_len125;_i594+=3){var temp=positionsValue[_i594+1];positionsValue[_i594+1]=positionsValue[_i594+2];positionsValue[_i594+2]=temp;}}}if(_this173._rotate){var quaternion=math.identityQuaternion();var mat=math.mat4();math.eulerToQuaternion(_this173._rotate,"XYZ",quaternion);math.quaternionToRotationMat4(quaternion,mat);var pos=math.vec3();for(var _i595=0,_len126=positionsValue.length;_i595<_len126;_i595+=3){pos[0]=positionsValue[_i595+0];pos[1]=positionsValue[_i595+1];pos[2]=positionsValue[_i595+2];math.transformPoint3(mat,pos,pos);positionsValue[_i595+0]=pos[0];positionsValue[_i595+1]=pos[1];positionsValue[_i595+2]=pos[2];}}if(_this173._transform){var _mat=math.mat4(_this173._transform);var _pos=math.vec3();for(var _i596=0,_len127=positionsValue.length;_i596<_len127;_i596+=3){_pos[0]=positionsValue[_i596+0];_pos[1]=positionsValue[_i596+1];_pos[2]=positionsValue[_i596+2];math.transformPoint3(_mat,_pos,_pos);positionsValue[_i596+0]=_pos[0];positionsValue[_i596+1]=_pos[1];positionsValue[_i596+2]=_pos[2];}}return positionsValue;};function readColorsAndIntensities(attributesColor,attributesIntensity){var colors=attributesColor.value;var colorSize=attributesColor.size;var intensities=attributesIntensity.value;var colorsCompressedSize=intensities.length*4;var colorsCompressed=new Uint8Array(colorsCompressedSize);for(var _i597=0,j=0,k=0,len=intensities.length;_i597<len;_i597++,k+=colorSize,j+=4){colorsCompressed[j+0]=colors[k+0];colorsCompressed[j+1]=colors[k+1];colorsCompressed[j+2]=colors[k+2];colorsCompressed[j+3]=Math.round(intensities[_i597]/65536*255);}return colorsCompressed;}function readIntensities(attributesIntensity){var intensities=attributesIntensity.value;var colorsCompressedSize=intensities.length*4;var colorsCompressed=new Uint8Array(colorsCompressedSize);for(var _i598=0,j=0,len=intensities.length;_i598<len;_i598++,j+=4){colorsCompressed[j+0]=0;colorsCompressed[j+1]=0;colorsCompressed[j+2]=0;colorsCompressed[j+3]=Math.round(intensities[_i598]/65536*255);}return colorsCompressed;}return new Promise(function(resolve,reject){if(sceneModel.destroyed){reject();return;}var stats=params.stats||{};stats.sourceFormat="LAS";stats.schemaVersion="";stats.title="";stats.author="";stats.created="";stats.numMetaObjects=0;stats.numPropertySets=0;stats.numObjects=0;stats.numGeometries=0;stats.numTriangles=0;stats.numVertices=0;try{var lasHeader=loadLASHeader(arrayBuffer);parse$3(arrayBuffer,LASLoader,options).then(function(parsedData){var attributes=parsedData.attributes;var loaderData=parsedData.loaderData;var pointsFormatId=loaderData.pointsFormatId!==undefined?loaderData.pointsFormatId:-1;if(!attributes.POSITION){sceneModel.finalize();reject("No positions found in file");return;}var positionsValue;var colorsCompressed;switch(pointsFormatId){case 0:positionsValue=readPositions(attributes.POSITION);colorsCompressed=readIntensities(attributes.intensity);break;case 1:if(!attributes.intensity){sceneModel.finalize();reject("No positions found in file");return;}positionsValue=readPositions(attributes.POSITION);colorsCompressed=readIntensities(attributes.intensity);break;case 2:if(!attributes.intensity){sceneModel.finalize();reject("No positions found in file");return;}positionsValue=readPositions(attributes.POSITION);colorsCompressed=readColorsAndIntensities(attributes.COLOR_0,attributes.intensity);break;case 3:if(!attributes.intensity){sceneModel.finalize();reject("No positions found in file");return;}positionsValue=readPositions(attributes.POSITION);colorsCompressed=readColorsAndIntensities(attributes.COLOR_0,attributes.intensity);break;}var pointsChunks=chunkArray(positionsValue,MAX_VERTICES*3);var colorsChunks=chunkArray(colorsCompressed,MAX_VERTICES*4);var meshIds=[];for(var _i599=0,len=pointsChunks.length;_i599<len;_i599++){var meshId="pointsMesh".concat(_i599);meshIds.push(meshId);sceneModel.createMesh({id:meshId,primitive:"points",positions:pointsChunks[_i599],colorsCompressed:_i599<colorsChunks.length?colorsChunks[_i599]:null});}/*
+}var options={las:{skip:this._skip,fp64:this._fp64,colorDepth:this._colorDepth}};if(params.src){this._loadModel(params.src,params,options,sceneModel);}else{var spinner=this.viewer.scene.canvas.spinner;spinner.processes++;this._parseModel(params.las,params,options,sceneModel).then(function(){spinner.processes--;},function(errMsg){spinner.processes--;_this171.error(errMsg);sceneModel.fire("error",errMsg);});}return sceneModel;}},{key:"_loadModel",value:function _loadModel(src,params,options,sceneModel){var _this172=this;var spinner=this.viewer.scene.canvas.spinner;spinner.processes++;this._dataSource.getLAS(params.src,function(arrayBuffer){_this172._parseModel(arrayBuffer,params,options,sceneModel).then(function(){spinner.processes--;},function(errMsg){spinner.processes--;_this172.error(errMsg);sceneModel.fire("error",errMsg);});},function(errMsg){spinner.processes--;_this172.error(errMsg);sceneModel.fire("error",errMsg);});}},{key:"_parseModel",value:function _parseModel(arrayBuffer,params,options,sceneModel){var _this173=this;var readPositions=function readPositions(attributesPosition){var positionsValue=attributesPosition.value;if(_this173._center){var centerPos=math.vec3();var numPoints=positionsValue.length;for(var _i591=0,len=positionsValue.length;_i591<len;_i591+=3){centerPos[0]+=positionsValue[_i591+0];centerPos[1]+=positionsValue[_i591+1];centerPos[2]+=positionsValue[_i591+2];}centerPos[0]/=numPoints;centerPos[1]/=numPoints;centerPos[2]/=numPoints;for(var _i592=0,_len123=positionsValue.length;_i592<_len123;_i592+=3){positionsValue[_i592+0]-=centerPos[0];positionsValue[_i592+1]-=centerPos[1];positionsValue[_i592+2]-=centerPos[2];}}if(_this173._rotateX){if(positionsValue){for(var _i593=0,_len124=positionsValue.length;_i593<_len124;_i593+=3){var temp=positionsValue[_i593+1];positionsValue[_i593+1]=positionsValue[_i593+2];positionsValue[_i593+2]=temp;}}}if(_this173._rotate){var quaternion=math.identityQuaternion();var mat=math.mat4();math.eulerToQuaternion(_this173._rotate,"XYZ",quaternion);math.quaternionToRotationMat4(quaternion,mat);var pos=math.vec3();for(var _i594=0,_len125=positionsValue.length;_i594<_len125;_i594+=3){pos[0]=positionsValue[_i594+0];pos[1]=positionsValue[_i594+1];pos[2]=positionsValue[_i594+2];math.transformPoint3(mat,pos,pos);positionsValue[_i594+0]=pos[0];positionsValue[_i594+1]=pos[1];positionsValue[_i594+2]=pos[2];}}if(_this173._transform){var _mat=math.mat4(_this173._transform);var _pos=math.vec3();for(var _i595=0,_len126=positionsValue.length;_i595<_len126;_i595+=3){_pos[0]=positionsValue[_i595+0];_pos[1]=positionsValue[_i595+1];_pos[2]=positionsValue[_i595+2];math.transformPoint3(_mat,_pos,_pos);positionsValue[_i595+0]=_pos[0];positionsValue[_i595+1]=_pos[1];positionsValue[_i595+2]=_pos[2];}}return positionsValue;};function readColorsAndIntensities(attributesColor,attributesIntensity){var colors=attributesColor.value;var colorSize=attributesColor.size;var intensities=attributesIntensity.value;var colorsCompressedSize=intensities.length*4;var colorsCompressed=new Uint8Array(colorsCompressedSize);for(var _i596=0,j=0,k=0,len=intensities.length;_i596<len;_i596++,k+=colorSize,j+=4){colorsCompressed[j+0]=colors[k+0];colorsCompressed[j+1]=colors[k+1];colorsCompressed[j+2]=colors[k+2];colorsCompressed[j+3]=Math.round(intensities[_i596]/65536*255);}return colorsCompressed;}function readIntensities(attributesIntensity){var intensities=attributesIntensity.value;var colorsCompressedSize=intensities.length*4;var colorsCompressed=new Uint8Array(colorsCompressedSize);for(var _i597=0,j=0,len=intensities.length;_i597<len;_i597++,j+=4){colorsCompressed[j+0]=0;colorsCompressed[j+1]=0;colorsCompressed[j+2]=0;colorsCompressed[j+3]=Math.round(intensities[_i597]/65536*255);}return colorsCompressed;}return new Promise(function(resolve,reject){if(sceneModel.destroyed){reject();return;}var stats=params.stats||{};stats.sourceFormat="LAS";stats.schemaVersion="";stats.title="";stats.author="";stats.created="";stats.numMetaObjects=0;stats.numPropertySets=0;stats.numObjects=0;stats.numGeometries=0;stats.numTriangles=0;stats.numVertices=0;try{var lasHeader=loadLASHeader(arrayBuffer);parse$2(arrayBuffer,LASLoader,options).then(function(parsedData){var attributes=parsedData.attributes;var loaderData=parsedData.loaderData;var pointsFormatId=loaderData.pointsFormatId!==undefined?loaderData.pointsFormatId:-1;if(!attributes.POSITION){sceneModel.finalize();reject("No positions found in file");return;}var positionsValue;var colorsCompressed;switch(pointsFormatId){case 0:positionsValue=readPositions(attributes.POSITION);colorsCompressed=readIntensities(attributes.intensity);break;case 1:if(!attributes.intensity){sceneModel.finalize();reject("No positions found in file");return;}positionsValue=readPositions(attributes.POSITION);colorsCompressed=readIntensities(attributes.intensity);break;case 2:if(!attributes.intensity){sceneModel.finalize();reject("No positions found in file");return;}positionsValue=readPositions(attributes.POSITION);colorsCompressed=readColorsAndIntensities(attributes.COLOR_0,attributes.intensity);break;case 3:if(!attributes.intensity){sceneModel.finalize();reject("No positions found in file");return;}positionsValue=readPositions(attributes.POSITION);colorsCompressed=readColorsAndIntensities(attributes.COLOR_0,attributes.intensity);break;}var pointsChunks=chunkArray(positionsValue,MAX_VERTICES*3);var colorsChunks=chunkArray(colorsCompressed,MAX_VERTICES*4);var meshIds=[];for(var _i598=0,len=pointsChunks.length;_i598<len;_i598++){var meshId="pointsMesh".concat(_i598);meshIds.push(meshId);sceneModel.createMesh({id:meshId,primitive:"points",positions:pointsChunks[_i598],colorsCompressed:_i598<colorsChunks.length?colorsChunks[_i598]:null});}/*
                                 const pointsChunks = chunkArray(positionsValue, MAX_VERTICES * 3);
                     const colorsChunks = chunkArray(colorsCompressed, MAX_VERTICES * 4);
                     const meshIds = [];
@@ -29940,7 +29940,7 @@ var headerBlockItems=[{item:'FileSignature',format:'char',size:4},{item:'FileSou
                     }
                      */var pointsObjectId=params.entityId||math.createUUID();sceneModel.createEntity({id:pointsObjectId,meshIds:meshIds,isObject:true});sceneModel.finalize();if(params.metaModelJSON){var metaModelId=sceneModel.id;_this173.viewer.metaScene.createMetaModel(metaModelId,params.metaModelJSON,options);}else if(params.loadMetadata!==false){var rootMetaObjectId=math.createUUID();var metadata={projectId:"",author:"",createdAt:"",schema:"",creatingApplication:"",metaObjects:[{id:rootMetaObjectId,name:"Model",type:"Model"},{id:pointsObjectId,name:"PointCloud (LAS)",type:"PointCloud",parent:rootMetaObjectId,attributes:lasHeader||{}}],propertySets:[]};var _metaModelId=sceneModel.id;_this173.viewer.metaScene.createMetaModel(_metaModelId,metadata,options);}sceneModel.scene.once("tick",function(){if(sceneModel.destroyed){return;}sceneModel.scene.fire("modelLoaded",sceneModel.id);// FIXME: Assumes listeners know order of these two events
 sceneModel.fire("loaded",true,false);// Don't forget the event, for late subscribers
-});resolve();});}catch(e){sceneModel.finalize();reject(e);}});}}]);return LASLoaderPlugin;}(Plugin);function chunkArray(array,chunkSize){if(chunkSize>=array.length){return[array];}var result=[];for(var _i600=0;_i600<array.length;_i600+=chunkSize){result.push(array.slice(_i600,_i600+chunkSize));}return result;}/**
+});resolve();});}catch(e){sceneModel.finalize();reject(e);}});}}]);return LASLoaderPlugin;}(Plugin);function chunkArray(array,chunkSize){if(chunkSize>=array.length){return[array];}var result=[];for(var _i599=0;_i599<array.length;_i599+=chunkSize){result.push(array.slice(_i599,_i599+chunkSize));}return result;}/**
  * Default data access strategy for {@link CityJSONLoaderPlugin}.
  */var CityJSONDefaultDataSource=/*#__PURE__*/function(){function CityJSONDefaultDataSource(){var cfg=arguments.length>0&&arguments[0]!==undefined?arguments[0]:{};_classCallCheck(this,CityJSONDefaultDataSource);this.cacheBuster=cfg.cacheBuster!==false;}_createClass(CityJSONDefaultDataSource,[{key:"_cacheBusterURL",value:function _cacheBusterURL(url){if(!this.cacheBuster){return url;}var timestamp=new Date().getTime();if(url.indexOf('?')>-1){return url+'&_='+timestamp;}else{return url+'?_='+timestamp;}}/**
      * Gets the contents of the given CityJSON file.
@@ -30170,16 +30170,16 @@ earcut.flatten=function(data){var dim=data[0][0].length,result={vertices:[],hole
      */},{key:"load",value:function load(){var params=arguments.length>0&&arguments[0]!==undefined?arguments[0]:{};if(params.id&&this.viewer.scene.components[params.id]){this.error("Component with this ID already exists in viewer: "+params.id+" - will autogenerate this ID");delete params.id;}var sceneModel=new SceneModel(this.viewer.scene,utils.apply(params,{isModel:true,edges:true}));if(!params.src&&!params.cityJSON){this.error("load() param expected: src or cityJSON");return sceneModel;// Return new empty model
 }var options={};if(params.src){this._loadModel(params.src,params,options,sceneModel);}else{var spinner=this.viewer.scene.canvas.spinner;spinner.processes++;this._parseModel(params.cityJSON,params,options,sceneModel);spinner.processes--;}return sceneModel;}},{key:"_loadModel",value:function _loadModel(src,params,options,sceneModel){var _this175=this;var spinner=this.viewer.scene.canvas.spinner;spinner.processes++;this._dataSource.getCityJSON(params.src,function(data){_this175._parseModel(data,params,options,sceneModel);spinner.processes--;},function(errMsg){spinner.processes--;_this175.error(errMsg);sceneModel.fire("error",errMsg);});}},{key:"_parseModel",value:function _parseModel(data,params,options,sceneModel){if(sceneModel.destroyed){return;}var vertices=data.transform?this._transformVertices(data.vertices,data.transform,options.rotateX):data.vertices;var stats=params.stats||{};stats.sourceFormat=data.type||"CityJSON";stats.schemaVersion=data.version||"";stats.title="";stats.author="";stats.created="";stats.numMetaObjects=0;stats.numPropertySets=0;stats.numObjects=0;stats.numGeometries=0;stats.numTriangles=0;stats.numVertices=0;var loadMetadata=params.loadMetadata!==false;var rootMetaObject=loadMetadata?{id:math.createUUID(),name:"Model",type:"Model"}:null;var metadata=loadMetadata?{id:"",projectId:"",author:"",createdAt:"",schema:data.version||"",creatingApplication:"",metaObjects:[rootMetaObject],propertySets:[]}:null;var ctx={data:data,vertices:vertices,sceneModel:sceneModel,loadMetadata:loadMetadata,metadata:metadata,rootMetaObject:rootMetaObject,nextId:0,stats:stats};this._parseCityJSON(ctx);sceneModel.finalize();if(loadMetadata){var metaModelId=sceneModel.id;this.viewer.metaScene.createMetaModel(metaModelId,ctx.metadata,options);}sceneModel.scene.once("tick",function(){if(sceneModel.destroyed){return;}sceneModel.scene.fire("modelLoaded",sceneModel.id);// FIXME: Assumes listeners know order of these two events
 sceneModel.fire("loaded",true,false);// Don't forget the event, for late subscribers
-});}},{key:"_transformVertices",value:function _transformVertices(vertices,transform,rotateX){var transformedVertices=[];var scale=transform.scale||math.vec3([1,1,1]);var translate=transform.translate||math.vec3([0,0,0]);for(var _i601=0,j=0;_i601<vertices.length;_i601++,j+=3){var x=vertices[_i601][0]*scale[0]+translate[0];var y=vertices[_i601][1]*scale[1]+translate[1];var _z5=vertices[_i601][2]*scale[2]+translate[2];if(rotateX){transformedVertices.push([x,_z5,y]);}else{transformedVertices.push([x,y,_z5]);}}return transformedVertices;}},{key:"_parseCityJSON",value:function _parseCityJSON(ctx){var data=ctx.data;var cityObjects=data.CityObjects;for(var objectId in cityObjects){if(cityObjects.hasOwnProperty(objectId)){var cityObject=cityObjects[objectId];this._parseCityObject(ctx,cityObject,objectId);}}}},{key:"_parseCityObject",value:function _parseCityObject(ctx,cityObject,objectId){var sceneModel=ctx.sceneModel;var data=ctx.data;if(ctx.loadMetadata){var metaObjectId=objectId;var metaObjectType=cityObject.type;var metaObjectName=metaObjectType+" : "+objectId;var parentMetaObjectId=cityObject.parents?cityObject.parents[0]:ctx.rootMetaObject.id;ctx.metadata.metaObjects.push({id:metaObjectId,name:metaObjectName,type:metaObjectType,parent:parentMetaObjectId});}ctx.stats.numMetaObjects++;if(!(cityObject.geometry&&cityObject.geometry.length>0)){return;}var meshIds=[];for(var _i602=0,len=cityObject.geometry.length;_i602<len;_i602++){var geometry=cityObject.geometry[_i602];var objectMaterial=void 0;var surfaceMaterials=void 0;var appearance=data.appearance;if(appearance){var materials=appearance.materials;if(materials){var geometryMaterial=geometry.material;if(geometryMaterial){var themeIds=Object.keys(geometryMaterial);if(themeIds.length>0){var themeId=themeIds[0];var theme=geometryMaterial[themeId];if(theme.value!==undefined){objectMaterial=materials[theme.value];}else{var values=theme.values;if(values){surfaceMaterials=[];for(var j=0,lenj=values.length;j<lenj;j++){var value=values[_i602];var surfaceMaterial=materials[value];surfaceMaterials.push(surfaceMaterial);}}}}}}}if(surfaceMaterials){this._parseGeometrySurfacesWithOwnMaterials(ctx,geometry,surfaceMaterials,meshIds);}else{this._parseGeometrySurfacesWithSharedMaterial(ctx,geometry,objectMaterial,meshIds);}}if(meshIds.length>0){sceneModel.createEntity({id:objectId,meshIds:meshIds,isObject:true});ctx.stats.numObjects++;}}},{key:"_parseGeometrySurfacesWithOwnMaterials",value:function _parseGeometrySurfacesWithOwnMaterials(ctx,geometry,surfaceMaterials,meshIds){var geomType=geometry.type;switch(geomType){case"MultiPoint":break;case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":var surfaces=geometry.boundaries;this._parseSurfacesWithOwnMaterials(ctx,surfaceMaterials,surfaces,meshIds);break;case"Solid":var shells=geometry.boundaries;for(var j=0;j<shells.length;j++){var _surfaces=shells[j];this._parseSurfacesWithOwnMaterials(ctx,surfaceMaterials,_surfaces,meshIds);}break;case"MultiSolid":case"CompositeSolid":var solids=geometry.boundaries;for(var _j4=0;_j4<solids.length;_j4++){for(var k=0;k<solids[_j4].length;k++){var _surfaces2=solids[_j4][k];this._parseSurfacesWithOwnMaterials(ctx,surfaceMaterials,_surfaces2,meshIds);}}break;}}},{key:"_parseSurfacesWithOwnMaterials",value:function _parseSurfacesWithOwnMaterials(ctx,surfaceMaterials,surfaces,meshIds){var vertices=ctx.vertices;var sceneModel=ctx.sceneModel;for(var _i603=0;_i603<surfaces.length;_i603++){var surface=surfaces[_i603];var surfaceMaterial=surfaceMaterials[_i603]||{diffuseColor:[0.8,0.8,0.8],transparency:1.0};var face=[];var holes=[];var sharedIndices=[];var geometryCfg={positions:[],indices:[]};for(var j=0;j<surface.length;j++){if(face.length>0){holes.push(face.length);}var newFace=this._extractLocalIndices(ctx,surface[j],sharedIndices,geometryCfg);face.push.apply(face,_toConsumableArray(newFace));}if(face.length===3){// Triangle
+});}},{key:"_transformVertices",value:function _transformVertices(vertices,transform,rotateX){var transformedVertices=[];var scale=transform.scale||math.vec3([1,1,1]);var translate=transform.translate||math.vec3([0,0,0]);for(var _i600=0,j=0;_i600<vertices.length;_i600++,j+=3){var x=vertices[_i600][0]*scale[0]+translate[0];var y=vertices[_i600][1]*scale[1]+translate[1];var _z5=vertices[_i600][2]*scale[2]+translate[2];if(rotateX){transformedVertices.push([x,_z5,y]);}else{transformedVertices.push([x,y,_z5]);}}return transformedVertices;}},{key:"_parseCityJSON",value:function _parseCityJSON(ctx){var data=ctx.data;var cityObjects=data.CityObjects;for(var objectId in cityObjects){if(cityObjects.hasOwnProperty(objectId)){var cityObject=cityObjects[objectId];this._parseCityObject(ctx,cityObject,objectId);}}}},{key:"_parseCityObject",value:function _parseCityObject(ctx,cityObject,objectId){var sceneModel=ctx.sceneModel;var data=ctx.data;if(ctx.loadMetadata){var metaObjectId=objectId;var metaObjectType=cityObject.type;var metaObjectName=metaObjectType+" : "+objectId;var parentMetaObjectId=cityObject.parents?cityObject.parents[0]:ctx.rootMetaObject.id;ctx.metadata.metaObjects.push({id:metaObjectId,name:metaObjectName,type:metaObjectType,parent:parentMetaObjectId});}ctx.stats.numMetaObjects++;if(!(cityObject.geometry&&cityObject.geometry.length>0)){return;}var meshIds=[];for(var _i601=0,len=cityObject.geometry.length;_i601<len;_i601++){var geometry=cityObject.geometry[_i601];var objectMaterial=void 0;var surfaceMaterials=void 0;var appearance=data.appearance;if(appearance){var materials=appearance.materials;if(materials){var geometryMaterial=geometry.material;if(geometryMaterial){var themeIds=Object.keys(geometryMaterial);if(themeIds.length>0){var themeId=themeIds[0];var theme=geometryMaterial[themeId];if(theme.value!==undefined){objectMaterial=materials[theme.value];}else{var values=theme.values;if(values){surfaceMaterials=[];for(var j=0,lenj=values.length;j<lenj;j++){var value=values[_i601];var surfaceMaterial=materials[value];surfaceMaterials.push(surfaceMaterial);}}}}}}}if(surfaceMaterials){this._parseGeometrySurfacesWithOwnMaterials(ctx,geometry,surfaceMaterials,meshIds);}else{this._parseGeometrySurfacesWithSharedMaterial(ctx,geometry,objectMaterial,meshIds);}}if(meshIds.length>0){sceneModel.createEntity({id:objectId,meshIds:meshIds,isObject:true});ctx.stats.numObjects++;}}},{key:"_parseGeometrySurfacesWithOwnMaterials",value:function _parseGeometrySurfacesWithOwnMaterials(ctx,geometry,surfaceMaterials,meshIds){var geomType=geometry.type;switch(geomType){case"MultiPoint":break;case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":var surfaces=geometry.boundaries;this._parseSurfacesWithOwnMaterials(ctx,surfaceMaterials,surfaces,meshIds);break;case"Solid":var shells=geometry.boundaries;for(var j=0;j<shells.length;j++){var _surfaces=shells[j];this._parseSurfacesWithOwnMaterials(ctx,surfaceMaterials,_surfaces,meshIds);}break;case"MultiSolid":case"CompositeSolid":var solids=geometry.boundaries;for(var _j4=0;_j4<solids.length;_j4++){for(var k=0;k<solids[_j4].length;k++){var _surfaces2=solids[_j4][k];this._parseSurfacesWithOwnMaterials(ctx,surfaceMaterials,_surfaces2,meshIds);}}break;}}},{key:"_parseSurfacesWithOwnMaterials",value:function _parseSurfacesWithOwnMaterials(ctx,surfaceMaterials,surfaces,meshIds){var vertices=ctx.vertices;var sceneModel=ctx.sceneModel;for(var _i602=0;_i602<surfaces.length;_i602++){var surface=surfaces[_i602];var surfaceMaterial=surfaceMaterials[_i602]||{diffuseColor:[0.8,0.8,0.8],transparency:1.0};var face=[];var holes=[];var sharedIndices=[];var geometryCfg={positions:[],indices:[]};for(var j=0;j<surface.length;j++){if(face.length>0){holes.push(face.length);}var newFace=this._extractLocalIndices(ctx,surface[j],sharedIndices,geometryCfg);face.push.apply(face,_toConsumableArray(newFace));}if(face.length===3){// Triangle
 geometryCfg.indices.push(face[0]);geometryCfg.indices.push(face[1]);geometryCfg.indices.push(face[2]);}else if(face.length>3){// Polygon
 // Prepare to triangulate
 var pList=[];for(var k=0;k<face.length;k++){pList.push({x:vertices[sharedIndices[face[k]]][0],y:vertices[sharedIndices[face[k]]][1],z:vertices[sharedIndices[face[k]]][2]});}var normal=this._getNormalOfPositions(pList,math.vec3());// Convert to 2D
 var pv=[];for(var _k3=0;_k3<pList.length;_k3++){this._to2D(pList[_k3],normal,tempVec2a);pv.unshift(tempVec2a[0]);pv.unshift(tempVec2a[1]);}// Triangulate
 var tr=earcut(pv,holes,2);// Create triangles
 for(var _k4=0;_k4<tr.length;_k4+=3){geometryCfg.indices.unshift(face[tr[_k4]]);geometryCfg.indices.unshift(face[tr[_k4+1]]);geometryCfg.indices.unshift(face[tr[_k4+2]]);}}var meshId=""+ctx.nextId++;sceneModel.createMesh({id:meshId,primitive:"triangles",positions:geometryCfg.positions,indices:geometryCfg.indices,color:surfaceMaterial&&surfaceMaterial.diffuseColor?surfaceMaterial.diffuseColor:[0.8,0.8,0.8],opacity:surfaceMaterial&&surfaceMaterial.transparency!==undefined?1.0-surfaceMaterial.transparency:1.0});meshIds.push(meshId);ctx.stats.numGeometries++;ctx.stats.numVertices+=geometryCfg.positions.length/3;ctx.stats.numTriangles+=geometryCfg.indices.length/3;}}},{key:"_parseGeometrySurfacesWithSharedMaterial",value:function _parseGeometrySurfacesWithSharedMaterial(ctx,geometry,objectMaterial,meshIds){var sceneModel=ctx.sceneModel;var sharedIndices=[];var geometryCfg={positions:[],indices:[]};var geomType=geometry.type;switch(geomType){case"MultiPoint":break;case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":var surfaces=geometry.boundaries;this._parseSurfacesWithSharedMaterial(ctx,surfaces,sharedIndices,geometryCfg);break;case"Solid":var shells=geometry.boundaries;for(var j=0;j<shells.length;j++){var _surfaces3=shells[j];this._parseSurfacesWithSharedMaterial(ctx,_surfaces3,sharedIndices,geometryCfg);}break;case"MultiSolid":case"CompositeSolid":var solids=geometry.boundaries;for(var _j5=0;_j5<solids.length;_j5++){for(var k=0;k<solids[_j5].length;k++){var _surfaces4=solids[_j5][k];this._parseSurfacesWithSharedMaterial(ctx,_surfaces4,sharedIndices,geometryCfg);}}break;}if(geometryCfg.positions.length>0&&geometryCfg.indices.length>0){var meshId=""+ctx.nextId++;sceneModel.createMesh({id:meshId,primitive:"triangles",positions:geometryCfg.positions,indices:geometryCfg.indices,color:objectMaterial&&objectMaterial.diffuseColor?objectMaterial.diffuseColor:[0.8,0.8,0.8],opacity:1.0//opacity: (objectMaterial && objectMaterial.transparency !== undefined) ? (1.0 - objectMaterial.transparency) : 1.0
-});meshIds.push(meshId);ctx.stats.numGeometries++;ctx.stats.numVertices+=geometryCfg.positions.length/3;ctx.stats.numTriangles+=geometryCfg.indices.length/3;}}},{key:"_parseSurfacesWithSharedMaterial",value:function _parseSurfacesWithSharedMaterial(ctx,surfaces,sharedIndices,primitiveCfg){var vertices=ctx.vertices;for(var _i604=0;_i604<surfaces.length;_i604++){var boundary=[];var holes=[];for(var j=0;j<surfaces[_i604].length;j++){if(boundary.length>0){holes.push(boundary.length);}var newBoundary=this._extractLocalIndices(ctx,surfaces[_i604][j],sharedIndices,primitiveCfg);boundary.push.apply(boundary,_toConsumableArray(newBoundary));}if(boundary.length===3){// Triangle
+});meshIds.push(meshId);ctx.stats.numGeometries++;ctx.stats.numVertices+=geometryCfg.positions.length/3;ctx.stats.numTriangles+=geometryCfg.indices.length/3;}}},{key:"_parseSurfacesWithSharedMaterial",value:function _parseSurfacesWithSharedMaterial(ctx,surfaces,sharedIndices,primitiveCfg){var vertices=ctx.vertices;for(var _i603=0;_i603<surfaces.length;_i603++){var boundary=[];var holes=[];for(var j=0;j<surfaces[_i603].length;j++){if(boundary.length>0){holes.push(boundary.length);}var newBoundary=this._extractLocalIndices(ctx,surfaces[_i603][j],sharedIndices,primitiveCfg);boundary.push.apply(boundary,_toConsumableArray(newBoundary));}if(boundary.length===3){// Triangle
 primitiveCfg.indices.push(boundary[0]);primitiveCfg.indices.push(boundary[1]);primitiveCfg.indices.push(boundary[2]);}else if(boundary.length>3){// Polygon
-var pList=[];for(var k=0;k<boundary.length;k++){pList.push({x:vertices[sharedIndices[boundary[k]]][0],y:vertices[sharedIndices[boundary[k]]][1],z:vertices[sharedIndices[boundary[k]]][2]});}var normal=this._getNormalOfPositions(pList,math.vec3());var pv=[];for(var _k5=0;_k5<pList.length;_k5++){this._to2D(pList[_k5],normal,tempVec2a);pv.unshift(tempVec2a[0]);pv.unshift(tempVec2a[1]);}var tr=earcut(pv,holes,2);for(var _k6=0;_k6<tr.length;_k6+=3){primitiveCfg.indices.unshift(boundary[tr[_k6]]);primitiveCfg.indices.unshift(boundary[tr[_k6+1]]);primitiveCfg.indices.unshift(boundary[tr[_k6+2]]);}}}}},{key:"_extractLocalIndices",value:function _extractLocalIndices(ctx,boundary,sharedIndices,geometryCfg){var vertices=ctx.vertices;var newBoundary=[];for(var _i605=0,len=boundary.length;_i605<len;_i605++){var index=boundary[_i605];if(sharedIndices.includes(index)){var vertexIndex=sharedIndices.indexOf(index);newBoundary.push(vertexIndex);}else{geometryCfg.positions.push(vertices[index][0]);geometryCfg.positions.push(vertices[index][1]);geometryCfg.positions.push(vertices[index][2]);newBoundary.push(sharedIndices.length);sharedIndices.push(index);}}return newBoundary;}},{key:"_getNormalOfPositions",value:function _getNormalOfPositions(positions,normal){for(var _i606=0;_i606<positions.length;_i606++){var nexti=_i606+1;if(nexti===positions.length){nexti=0;}normal[0]+=(positions[_i606].y-positions[nexti].y)*(positions[_i606].z+positions[nexti].z);normal[1]+=(positions[_i606].z-positions[nexti].z)*(positions[_i606].x+positions[nexti].x);normal[2]+=(positions[_i606].x-positions[nexti].x)*(positions[_i606].y+positions[nexti].y);}return math.normalizeVec3(normal);}},{key:"_to2D",value:function _to2D(_p,_n,re){var p=tempVec3a;var n=tempVec3b;var x3=tempVec3c;p[0]=_p.x;p[1]=_p.y;p[2]=_p.z;n[0]=_n.x;n[1]=_n.y;n[2]=_n.z;x3[0]=1.1;x3[1]=1.1;x3[2]=1.1;var dist=math.lenVec3(math.subVec3(x3,n));if(dist<0.01){x3[0]+=1.0;x3[1]+=2.0;x3[2]+=3.0;}var dot=math.dotVec3(x3,n);var tmp2=math.mulVec3Scalar(n,dot,math.vec3());x3[0]-=tmp2[0];x3[1]-=tmp2[1];x3[2]-=tmp2[2];math.normalizeVec3(x3);var y3=math.cross3Vec3(n,x3,math.vec3());var x=math.dotVec3(p,x3);var y=math.dotVec3(p,y3);re[0]=x;re[1]=y;}}]);return CityJSONLoaderPlugin;}(Plugin);/**
+var pList=[];for(var k=0;k<boundary.length;k++){pList.push({x:vertices[sharedIndices[boundary[k]]][0],y:vertices[sharedIndices[boundary[k]]][1],z:vertices[sharedIndices[boundary[k]]][2]});}var normal=this._getNormalOfPositions(pList,math.vec3());var pv=[];for(var _k5=0;_k5<pList.length;_k5++){this._to2D(pList[_k5],normal,tempVec2a);pv.unshift(tempVec2a[0]);pv.unshift(tempVec2a[1]);}var tr=earcut(pv,holes,2);for(var _k6=0;_k6<tr.length;_k6+=3){primitiveCfg.indices.unshift(boundary[tr[_k6]]);primitiveCfg.indices.unshift(boundary[tr[_k6+1]]);primitiveCfg.indices.unshift(boundary[tr[_k6+2]]);}}}}},{key:"_extractLocalIndices",value:function _extractLocalIndices(ctx,boundary,sharedIndices,geometryCfg){var vertices=ctx.vertices;var newBoundary=[];for(var _i604=0,len=boundary.length;_i604<len;_i604++){var index=boundary[_i604];if(sharedIndices.includes(index)){var vertexIndex=sharedIndices.indexOf(index);newBoundary.push(vertexIndex);}else{geometryCfg.positions.push(vertices[index][0]);geometryCfg.positions.push(vertices[index][1]);geometryCfg.positions.push(vertices[index][2]);newBoundary.push(sharedIndices.length);sharedIndices.push(index);}}return newBoundary;}},{key:"_getNormalOfPositions",value:function _getNormalOfPositions(positions,normal){for(var _i605=0;_i605<positions.length;_i605++){var nexti=_i605+1;if(nexti===positions.length){nexti=0;}normal[0]+=(positions[_i605].y-positions[nexti].y)*(positions[_i605].z+positions[nexti].z);normal[1]+=(positions[_i605].z-positions[nexti].z)*(positions[_i605].x+positions[nexti].x);normal[2]+=(positions[_i605].x-positions[nexti].x)*(positions[_i605].y+positions[nexti].y);}return math.normalizeVec3(normal);}},{key:"_to2D",value:function _to2D(_p,_n,re){var p=tempVec3a;var n=tempVec3b;var x3=tempVec3c;p[0]=_p.x;p[1]=_p.y;p[2]=_p.z;n[0]=_n.x;n[1]=_n.y;n[2]=_n.z;x3[0]=1.1;x3[1]=1.1;x3[2]=1.1;var dist=math.lenVec3(math.subVec3(x3,n));if(dist<0.01){x3[0]+=1.0;x3[1]+=2.0;x3[2]+=3.0;}var dot=math.dotVec3(x3,n);var tmp2=math.mulVec3Scalar(n,dot,math.vec3());x3[0]-=tmp2[0];x3[1]-=tmp2[1];x3[2]-=tmp2[2];math.normalizeVec3(x3);var y3=math.cross3Vec3(n,x3,math.vec3());var x=math.dotVec3(p,x3);var y=math.dotVec3(p,y3);re[0]=x;re[1]=y;}}]);return CityJSONLoaderPlugin;}(Plugin);/**
  * Default data access strategy for {@link DotBIMLoaderPlugin}.
  *
  * This just loads assets using XMLHttpRequest.
@@ -30454,12 +30454,12 @@ var pList=[];for(var k=0;k<boundary.length;k++){pList.push({x:vertices[sharedInd
      * @returns {Entity} Entity representing the model, which will have {@link Entity#isModel} set ````true```` and will be registered by {@link Entity#id} in {@link Scene#models}
      */,set:function set(value){this._objectDefaults=value||IFCObjectDefaults;}},{key:"load",value:function load(){var _this177=this;var params=arguments.length>0&&arguments[0]!==undefined?arguments[0]:{};if(params.id&&this.viewer.scene.components[params.id]){this.error("Component with this ID already exists in viewer: "+params.id+" - will autogenerate this ID");delete params.id;}var sceneModel=new SceneModel(this.viewer.scene,utils.apply(params,{isModel:true,backfaces:params.backfaces,dtxEnabled:params.dtxEnabled,rotation:params.rotation,origin:params.origin}));var modelId=sceneModel.id;// In case ID was auto-generated
 if(!params.src&&!params.dotBIM){this.error("load() param expected: src or dotBIM");return sceneModel;// Return new empty model
-}var objectDefaults=params.objectDefaults||this._objectDefaults||IFCObjectDefaults;var includeTypes;if(params.includeTypes){includeTypes={};for(var _i607=0,len=params.includeTypes.length;_i607<len;_i607++){includeTypes[params.includeTypes[_i607]]=true;}}var excludeTypes;if(params.excludeTypes){excludeTypes={};if(!includeTypes){includeTypes={};}for(var _i608=0,_len128=params.excludeTypes.length;_i608<_len128;_i608++){includeTypes[params.excludeTypes[_i608]]=true;}}var parseDotBIM=function parseDotBIM(ctx){var fileData=ctx.fileData;var sceneModel=ctx.sceneModel;var dbMeshLoaded={};var projectId=math.createUUID();var siteId=math.createUUID();var buildingId=math.createUUID();var buildingStoryId=math.createUUID();var metaModelData={metaObjects:[{id:projectId,name:"Project",type:"Project",parent:null},{id:siteId,name:"Site",type:"Site",parent:projectId},{id:buildingId,name:"Building",type:"Building",parent:siteId},{id:buildingStoryId,name:"BuildingStorey",type:"BuildingStorey",parent:buildingId}],propertySets:[]};var parseDBMesh=function parseDBMesh(dbMeshId,element){if(dbMeshLoaded[dbMeshId]){return;}var dbMesh=fileData.meshes.find(function(obj){return obj.mesh_id===element.mesh_id;});sceneModel.createGeometry({id:dbMeshId,primitive:"triangles",positions:dbMesh.coordinates,indices:dbMesh.indices});dbMeshLoaded[dbMeshId]=true;};var dbElements=fileData.elements;var _loop8=function _loop8(_i609,_len129){var element=dbElements[_i609];var elementType=element.type;if(excludeTypes&&excludeTypes[elementType]){return"continue";}if(includeTypes&&!includeTypes[elementType]){return"continue";}var info=element.info;var objectId=element.guid!==undefined?"".concat(element.guid):info!==undefined&&info.id!==undefined?info.id:_i609;var dbMeshId=element.mesh_id;var vector=element.vector;var rotation=element.rotation;var props=objectDefaults?objectDefaults[elementType]||objectDefaults["DEFAULT"]:null;var visible=true;var pickable=true;if(element.face_colors===undefined){parseDBMesh(dbMeshId,element);var meshId="".concat(objectId,"-mesh");var _color12=element.color?[element.color.r/255.0,element.color.g/255.0,element.color.b/255.0]:[1,1,1];var _opacity7=element.color?element.color.a/255.0:1.0;if(props){if(props.visible===false){visible=false;}if(props.pickable===false){pickable=false;}if(props.colorize){_color12=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){_opacity7=props.opacity;}}sceneModel.createMesh({id:meshId,geometryId:dbMeshId,color:_color12,opacity:_opacity7,quaternion:rotation&&(rotation.qz!==0||rotation.qy!==0||rotation.qx!==0||rotation.qw!==1.0)?[rotation.qx,rotation.qy,rotation.qz,rotation.qw]:undefined,position:vector?[vector.x,vector.y,vector.z]:undefined});sceneModel.createEntity({id:objectId,meshIds:[meshId],visible:visible,pickable:pickable,isObject:true});}else{var faceColors=element.face_colors;var coloredTrianglesDictionary={};var currentTriangleIndicesCount=0;var dbMesh=fileData.meshes.find(function(obj){return obj.mesh_id===element.mesh_id;});for(var _i610=0,_len130=faceColors.length;_i610<_len130;_i610+=4){var faceColor=[faceColors[_i610],faceColors[_i610+1],faceColors[_i610+2],faceColors[_i610+3]];if(coloredTrianglesDictionary[faceColor]===undefined){coloredTrianglesDictionary[faceColor]=[];}var indexForPoint0=dbMesh.indices[currentTriangleIndicesCount];var x0=dbMesh.coordinates[indexForPoint0*3];var y0=dbMesh.coordinates[indexForPoint0*3+1];var z0=dbMesh.coordinates[indexForPoint0*3+2];var indexForPoint1=dbMesh.indices[currentTriangleIndicesCount+1];var x1=dbMesh.coordinates[indexForPoint1*3];var y1=dbMesh.coordinates[indexForPoint1*3+1];var z1=dbMesh.coordinates[indexForPoint1*3+2];var indexForPoint2=dbMesh.indices[currentTriangleIndicesCount+2];var x2=dbMesh.coordinates[indexForPoint2*3];var y2=dbMesh.coordinates[indexForPoint2*3+1];var z2=dbMesh.coordinates[indexForPoint2*3+2];coloredTrianglesDictionary[faceColor].push(x0,y0,z0,x1,y1,z1,x2,y2,z2);currentTriangleIndicesCount+=3;}var meshIds=[];for(var _i611=0,_Object$entries5=Object.entries(coloredTrianglesDictionary);_i611<_Object$entries5.length;_i611++){var _Object$entries5$_i=_slicedToArray(_Object$entries5[_i611],2),_faceColor=_Object$entries5$_i[0],trianglesCoordinates=_Object$entries5$_i[1];sceneModel.createGeometry({id:"".concat(dbMeshId,"-").concat(_faceColor),primitive:"triangles",positions:trianglesCoordinates,indices:_toConsumableArray(Array(trianglesCoordinates.length/3).keys())});var _meshId3="".concat(objectId,"-mesh-").concat(_faceColor);var faceColorArray=_faceColor.split(',').map(Number);var _color13=[faceColorArray[0]/255.0,faceColorArray[1]/255.0,faceColorArray[2]/255.0];var _opacity8=faceColorArray[3]/255.0;if(props){if(props.visible===false){visible=false;}if(props.pickable===false){pickable=false;}if(props.colorize){_color13=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){_opacity8=props.opacity;}}sceneModel.createMesh({id:_meshId3,geometryId:"".concat(dbMeshId,"-").concat(_faceColor),color:_color13,opacity:_opacity8,quaternion:rotation&&(rotation.qz!==0||rotation.qy!==0||rotation.qx!==0||rotation.qw!==1.0)?[rotation.qx,rotation.qy,rotation.qz,rotation.qw]:undefined,position:vector?[vector.x,vector.y,vector.z]:undefined});meshIds.push(_meshId3);}sceneModel.createEntity({id:objectId,meshIds:meshIds,visible:visible,pickable:pickable,isObject:true});}var properties=[];for(var infoKey in info){properties.push({name:infoKey,value:info[infoKey]});}metaModelData.propertySets.push({id:objectId,name:"Properties",properties:properties});metaModelData.metaObjects.push({id:objectId,name:info&&info.Name&&info.Name!=="None"?info.Name:"".concat(element.type," ").concat(objectId),type:element.type,parent:buildingStoryId,propertySetIds:[objectId]});};for(var _i609=0,_len129=dbElements.length;_i609<_len129;_i609++){var _ret2=_loop8(_i609,_len129);if(_ret2==="continue")continue;}sceneModel.finalize();_this177.viewer.metaScene.createMetaModel(modelId,metaModelData);sceneModel.scene.once("tick",function(){if(sceneModel.destroyed){return;}sceneModel.scene.fire("modelLoaded",sceneModel.id);// FIXME: Assumes listeners know order of these two events
+}var objectDefaults=params.objectDefaults||this._objectDefaults||IFCObjectDefaults;var includeTypes;if(params.includeTypes){includeTypes={};for(var _i606=0,len=params.includeTypes.length;_i606<len;_i606++){includeTypes[params.includeTypes[_i606]]=true;}}var excludeTypes;if(params.excludeTypes){excludeTypes={};if(!includeTypes){includeTypes={};}for(var _i607=0,_len127=params.excludeTypes.length;_i607<_len127;_i607++){includeTypes[params.excludeTypes[_i607]]=true;}}var parseDotBIM=function parseDotBIM(ctx){var fileData=ctx.fileData;var sceneModel=ctx.sceneModel;var dbMeshLoaded={};var projectId=math.createUUID();var siteId=math.createUUID();var buildingId=math.createUUID();var buildingStoryId=math.createUUID();var metaModelData={metaObjects:[{id:projectId,name:"Project",type:"Project",parent:null},{id:siteId,name:"Site",type:"Site",parent:projectId},{id:buildingId,name:"Building",type:"Building",parent:siteId},{id:buildingStoryId,name:"BuildingStorey",type:"BuildingStorey",parent:buildingId}],propertySets:[]};var parseDBMesh=function parseDBMesh(dbMeshId,element){if(dbMeshLoaded[dbMeshId]){return;}var dbMesh=fileData.meshes.find(function(obj){return obj.mesh_id===element.mesh_id;});sceneModel.createGeometry({id:dbMeshId,primitive:"triangles",positions:dbMesh.coordinates,indices:dbMesh.indices});dbMeshLoaded[dbMeshId]=true;};var dbElements=fileData.elements;var _loop8=function _loop8(_i608,_len128){var element=dbElements[_i608];var elementType=element.type;if(excludeTypes&&excludeTypes[elementType]){return"continue";}if(includeTypes&&!includeTypes[elementType]){return"continue";}var info=element.info;var objectId=element.guid!==undefined?"".concat(element.guid):info!==undefined&&info.id!==undefined?info.id:_i608;var dbMeshId=element.mesh_id;var vector=element.vector;var rotation=element.rotation;var props=objectDefaults?objectDefaults[elementType]||objectDefaults["DEFAULT"]:null;var visible=true;var pickable=true;if(element.face_colors===undefined){parseDBMesh(dbMeshId,element);var meshId="".concat(objectId,"-mesh");var _color12=element.color?[element.color.r/255.0,element.color.g/255.0,element.color.b/255.0]:[1,1,1];var _opacity7=element.color?element.color.a/255.0:1.0;if(props){if(props.visible===false){visible=false;}if(props.pickable===false){pickable=false;}if(props.colorize){_color12=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){_opacity7=props.opacity;}}sceneModel.createMesh({id:meshId,geometryId:dbMeshId,color:_color12,opacity:_opacity7,quaternion:rotation&&(rotation.qz!==0||rotation.qy!==0||rotation.qx!==0||rotation.qw!==1.0)?[rotation.qx,rotation.qy,rotation.qz,rotation.qw]:undefined,position:vector?[vector.x,vector.y,vector.z]:undefined});sceneModel.createEntity({id:objectId,meshIds:[meshId],visible:visible,pickable:pickable,isObject:true});}else{var faceColors=element.face_colors;var coloredTrianglesDictionary={};var currentTriangleIndicesCount=0;var dbMesh=fileData.meshes.find(function(obj){return obj.mesh_id===element.mesh_id;});for(var _i609=0,_len129=faceColors.length;_i609<_len129;_i609+=4){var faceColor=[faceColors[_i609],faceColors[_i609+1],faceColors[_i609+2],faceColors[_i609+3]];if(coloredTrianglesDictionary[faceColor]===undefined){coloredTrianglesDictionary[faceColor]=[];}var indexForPoint0=dbMesh.indices[currentTriangleIndicesCount];var x0=dbMesh.coordinates[indexForPoint0*3];var y0=dbMesh.coordinates[indexForPoint0*3+1];var z0=dbMesh.coordinates[indexForPoint0*3+2];var indexForPoint1=dbMesh.indices[currentTriangleIndicesCount+1];var x1=dbMesh.coordinates[indexForPoint1*3];var y1=dbMesh.coordinates[indexForPoint1*3+1];var z1=dbMesh.coordinates[indexForPoint1*3+2];var indexForPoint2=dbMesh.indices[currentTriangleIndicesCount+2];var x2=dbMesh.coordinates[indexForPoint2*3];var y2=dbMesh.coordinates[indexForPoint2*3+1];var z2=dbMesh.coordinates[indexForPoint2*3+2];coloredTrianglesDictionary[faceColor].push(x0,y0,z0,x1,y1,z1,x2,y2,z2);currentTriangleIndicesCount+=3;}var meshIds=[];for(var _i610=0,_Object$entries5=Object.entries(coloredTrianglesDictionary);_i610<_Object$entries5.length;_i610++){var _Object$entries5$_i=_slicedToArray(_Object$entries5[_i610],2),_faceColor=_Object$entries5$_i[0],trianglesCoordinates=_Object$entries5$_i[1];sceneModel.createGeometry({id:"".concat(dbMeshId,"-").concat(_faceColor),primitive:"triangles",positions:trianglesCoordinates,indices:_toConsumableArray(Array(trianglesCoordinates.length/3).keys())});var _meshId3="".concat(objectId,"-mesh-").concat(_faceColor);var faceColorArray=_faceColor.split(',').map(Number);var _color13=[faceColorArray[0]/255.0,faceColorArray[1]/255.0,faceColorArray[2]/255.0];var _opacity8=faceColorArray[3]/255.0;if(props){if(props.visible===false){visible=false;}if(props.pickable===false){pickable=false;}if(props.colorize){_color13=props.colorize;}if(props.opacity!==undefined&&props.opacity!==null){_opacity8=props.opacity;}}sceneModel.createMesh({id:_meshId3,geometryId:"".concat(dbMeshId,"-").concat(_faceColor),color:_color13,opacity:_opacity8,quaternion:rotation&&(rotation.qz!==0||rotation.qy!==0||rotation.qx!==0||rotation.qw!==1.0)?[rotation.qx,rotation.qy,rotation.qz,rotation.qw]:undefined,position:vector?[vector.x,vector.y,vector.z]:undefined});meshIds.push(_meshId3);}sceneModel.createEntity({id:objectId,meshIds:meshIds,visible:visible,pickable:pickable,isObject:true});}var properties=[];for(var infoKey in info){properties.push({name:infoKey,value:info[infoKey]});}metaModelData.propertySets.push({id:objectId,name:"Properties",properties:properties});metaModelData.metaObjects.push({id:objectId,name:info&&info.Name&&info.Name!=="None"?info.Name:"".concat(element.type," ").concat(objectId),type:element.type,parent:buildingStoryId,propertySetIds:[objectId]});};for(var _i608=0,_len128=dbElements.length;_i608<_len128;_i608++){var _ret2=_loop8(_i608,_len128);if(_ret2==="continue")continue;}sceneModel.finalize();_this177.viewer.metaScene.createMetaModel(modelId,metaModelData);sceneModel.scene.once("tick",function(){if(sceneModel.destroyed){return;}sceneModel.scene.fire("modelLoaded",sceneModel.id);// FIXME: Assumes listeners know order of these two events
 sceneModel.fire("loaded",true,false);// Don't forget the event, for late subscribers
 });};if(params.src){var src=params.src;this.viewer.scene.canvas.spinner.processes++;this._dataSource.getDotBIM(src,function(fileData){// OK
 var ctx={fileData:fileData,sceneModel:sceneModel,nextId:0,error:function error(errMsg){}};parseDotBIM(ctx);_this177.viewer.scene.canvas.spinner.processes--;},function(err){_this177.viewer.scene.canvas.spinner.processes--;_this177.error(err);});}else if(params.dotBIM){var ctx={fileData:params.dotBIM,sceneModel:sceneModel,nextId:0,error:function error(errMsg){}};parseDotBIM(ctx);}sceneModel.once("destroyed",function(){_this177.viewer.metaScene.destroyMetaModel(modelId);});return sceneModel;}/**
      * Destroys this DotBIMLoaderPlugin.
-     */},{key:"destroy",value:function destroy(){_get(_getPrototypeOf(DotBIMLoaderPlugin.prototype),"destroy",this).call(this);}}]);return DotBIMLoaderPlugin;}(Plugin);var hex2rgb=function hex2rgb(color){var rgb=function rgb(idx){return parseInt(color.substr(idx+1,2),16)/255;};return[rgb(0),rgb(2),rgb(4)];};var triangulateEarClipping=function triangulateEarClipping(planeCoords){var polygonVertices=[];for(var _i612=0;_i612<planeCoords.length;++_i612){polygonVertices.push(_i612);}var isCCW=function(){var ba=math.vec2();var bc=math.vec2();var anglesSum=0;for(var _i613=0;_i613<polygonVertices.length;++_i613){var _a9=planeCoords[polygonVertices[_i613]];var b=planeCoords[polygonVertices[(_i613+1)%polygonVertices.length]];var c=planeCoords[polygonVertices[(_i613+2)%polygonVertices.length]];math.subVec2(_a9,b,ba);math.subVec2(c,b,bc);var theta=math.dotVec2(ba,bc)/Math.sqrt(math.sqLenVec2(ba)*math.sqLenVec2(bc));var _angle3=Math.acos(Math.max(-1,Math.min(theta,1)));var convex=ba[0]*bc[1]-ba[1]*bc[0]>=0;anglesSum+=convex?_angle3:2*Math.PI-_angle3;}return anglesSum<polygonVertices.length*Math.PI;}();var pointInTriangle=function(){var sign=function sign(p1,p2,p3){return(p1[0]-p3[0])*(p2[1]-p3[1])-(p2[0]-p3[0])*(p1[1]-p3[1]);};return function(pt,v1,v2,v3){var d1=sign(pt,v1,v2);var d2=sign(pt,v2,v3);var d3=sign(pt,v3,v1);var has_neg=d1<0||d2<0||d3<0;var has_pos=d1>0||d2>0||d3>0;return!(has_neg&&has_pos);};}();var baseTriangles=[];var vertices=(isCCW?polygonVertices:polygonVertices.slice(0).reverse()).map(function(i){return{idx:i};});vertices.forEach(function(v,i){v.prev=vertices[(i-1+vertices.length)%vertices.length];v.next=vertices[(i+1)%vertices.length];});var ba=math.vec2();var bc=math.vec2();while(vertices.length>2){var earIdx=0;var _loop9=function _loop9(){if(earIdx>=vertices.length){throw"isCCW = ".concat(isCCW,"; earIdx = ").concat(earIdx,"; len = ").concat(vertices.length);}var v=vertices[earIdx];var a=planeCoords[v.prev.idx];var b=planeCoords[v.idx];var c=planeCoords[v.next.idx];math.subVec2(a,b,ba);math.subVec2(c,b,bc);if(ba[0]*bc[1]-ba[1]*bc[0]>=0// a convex vertex
+     */},{key:"destroy",value:function destroy(){_get(_getPrototypeOf(DotBIMLoaderPlugin.prototype),"destroy",this).call(this);}}]);return DotBIMLoaderPlugin;}(Plugin);var hex2rgb=function hex2rgb(color){var rgb=function rgb(idx){return parseInt(color.substr(idx+1,2),16)/255;};return[rgb(0),rgb(2),rgb(4)];};var triangulateEarClipping=function triangulateEarClipping(planeCoords){var polygonVertices=[];for(var _i611=0;_i611<planeCoords.length;++_i611){polygonVertices.push(_i611);}var isCCW=function(){var ba=math.vec2();var bc=math.vec2();var anglesSum=0;for(var _i612=0;_i612<polygonVertices.length;++_i612){var _a9=planeCoords[polygonVertices[_i612]];var b=planeCoords[polygonVertices[(_i612+1)%polygonVertices.length]];var c=planeCoords[polygonVertices[(_i612+2)%polygonVertices.length]];math.subVec2(_a9,b,ba);math.subVec2(c,b,bc);var theta=math.dotVec2(ba,bc)/Math.sqrt(math.sqLenVec2(ba)*math.sqLenVec2(bc));var _angle3=Math.acos(Math.max(-1,Math.min(theta,1)));var convex=ba[0]*bc[1]-ba[1]*bc[0]>=0;anglesSum+=convex?_angle3:2*Math.PI-_angle3;}return anglesSum<polygonVertices.length*Math.PI;}();var pointInTriangle=function(){var sign=function sign(p1,p2,p3){return(p1[0]-p3[0])*(p2[1]-p3[1])-(p2[0]-p3[0])*(p1[1]-p3[1]);};return function(pt,v1,v2,v3){var d1=sign(pt,v1,v2);var d2=sign(pt,v2,v3);var d3=sign(pt,v3,v1);var has_neg=d1<0||d2<0||d3<0;var has_pos=d1>0||d2>0||d3>0;return!(has_neg&&has_pos);};}();var baseTriangles=[];var vertices=(isCCW?polygonVertices:polygonVertices.slice(0).reverse()).map(function(i){return{idx:i};});vertices.forEach(function(v,i){v.prev=vertices[(i-1+vertices.length)%vertices.length];v.next=vertices[(i+1)%vertices.length];});var ba=math.vec2();var bc=math.vec2();while(vertices.length>2){var earIdx=0;var _loop9=function _loop9(){if(earIdx>=vertices.length){throw"isCCW = ".concat(isCCW,"; earIdx = ").concat(earIdx,"; len = ").concat(vertices.length);}var v=vertices[earIdx];var a=planeCoords[v.prev.idx];var b=planeCoords[v.idx];var c=planeCoords[v.next.idx];math.subVec2(a,b,ba);math.subVec2(c,b,bc);if(ba[0]*bc[1]-ba[1]*bc[0]>=0// a convex vertex
 &&vertices.every(// no other vertices inside
 function(vv){return vv===v||vv===v.prev||vv===v.next||!pointInTriangle(planeCoords[vv.idx],a,b,c);}))return"break";++earIdx;};while(true){var _ret3=_loop9();if(_ret3==="break")break;}var ear=vertices[earIdx];vertices.splice(earIdx,1);baseTriangles.push([ear.idx,ear.next.idx,ear.prev.idx]);var prev=ear.prev;prev.next=ear.next;var next=ear.next;next.prev=ear.prev;}return[planeCoords,baseTriangles,isCCW];};var marker3D=function marker3D(scene,color){var canvas=scene.canvas.canvas;var markerParent=canvas.parentNode;var markerDiv=document.createElement("div");markerParent.insertBefore(markerDiv,canvas);var size=5;markerDiv.style.background=color;markerDiv.style.border="2px solid white";markerDiv.style.margin="0 0";markerDiv.style.zIndex="100";markerDiv.style.position="absolute";markerDiv.style.pointerEvents="none";markerDiv.style.display="none";var marker=new Marker(scene,{});var px=function px(x){return x+"px";};var _update=function update(){var pos=marker.canvasPos.slice();transformToNode(canvas,markerParent,pos);markerDiv.style.left=px(pos[0]-3-size/2);markerDiv.style.top=px(pos[1]-3-size/2);markerDiv.style.borderRadius=px(size*2);markerDiv.style.width=px(size);markerDiv.style.height=px(size);};var onViewMatrix=scene.camera.on("viewMatrix",_update);var onProjMatrix=scene.camera.on("projMatrix",_update);return{update:function update(worldPos){if(worldPos){marker.worldPos=worldPos;_update();}markerDiv.style.display=worldPos?"":"none";},setHighlighted:function setHighlighted(h){size=h?10:5;_update();},getCanvasPos:function getCanvasPos(){return marker.canvasPos;},getWorldPos:function getWorldPos(){return marker.worldPos;},destroy:function destroy(){markerDiv.parentNode.removeChild(markerDiv);scene.camera.off(onViewMatrix);scene.camera.off(onProjMatrix);marker.destroy();}};};var wire3D=function wire3D(scene,color,startWorldPos){var canvas=scene.canvas.canvas;var startMarker=new Marker(scene,{});startMarker.worldPos=startWorldPos;var endMarker=new Marker(scene,{});var wireParent=canvas.ownerDocument.body;var wire=new Wire(wireParent,{color:color,thickness:1,thicknessClickable:6});wire.setVisible(false);var updatePos=function updatePos(){var p0=startMarker.canvasPos.slice();var p1=endMarker.canvasPos.slice();transformToNode(canvas,wireParent,p0);transformToNode(canvas,wireParent,p1);wire.setStartAndEnd(p0[0],p0[1],p1[0],p1[1]);};var onViewMatrix=scene.camera.on("viewMatrix",updatePos);var onProjMatrix=scene.camera.on("projMatrix",updatePos);return{update:function update(endWorldPos){if(endWorldPos){endMarker.worldPos=endWorldPos;updatePos();}wire.setVisible(!!endWorldPos);},destroy:function destroy(){scene.camera.off(onViewMatrix);scene.camera.off(onProjMatrix);startMarker.destroy();endMarker.destroy();wire.destroy();}};};var basePolygon3D=function basePolygon3D(scene,color,alpha){var mesh=null;var updateBase=function updateBase(points){if(points){if(mesh){mesh.destroy();}try{var _ref22,_ref23;var _triangulateEarClippi=triangulateEarClipping(points.map(function(p){return[p[0],p[2]];})),_triangulateEarClippi2=_slicedToArray(_triangulateEarClippi,2),baseVertices=_triangulateEarClippi2[0],baseTriangles=_triangulateEarClippi2[1];var positions=(_ref22=[]).concat.apply(_ref22,_toConsumableArray(baseVertices.map(function(p){return[p[0],points[0][1],p[1]];})));// To convert from Float64Array into an Array
 var ind=(_ref23=[]).concat.apply(_ref23,_toConsumableArray(baseTriangles));mesh=new Mesh(scene,{pickable:false,// otherwise there's a WebGL error inside PickMeshRenderer.prototype.drawMesh
@@ -30479,13 +30479,13 @@ marker2.update(point2WorldPos);marker1.destroy();marker2.destroy();updatePointer
 var pos=[];var ind=[];var addPlane=function addPlane(isCeiling){var baseIdx=pos.length;var _iterator41=_createForOfIteratorHelper(baseVertices),_step41;try{for(_iterator41.s();!(_step41=_iterator41.n()).done;){var c=_step41.value;pos.push([c[0],altitude+(isCeiling?height:0),c[1]]);}}catch(err){_iterator41.e(err);}finally{_iterator41.f();}var _iterator42=_createForOfIteratorHelper(baseTriangles),_step42;try{for(_iterator42.s();!(_step42=_iterator42.n()).done;){var t=_step42.value;ind.push.apply(ind,_toConsumableArray((isCeiling?t:t.slice(0).reverse()).map(function(i){return i+baseIdx;})));}}catch(err){_iterator42.e(err);}finally{_iterator42.f();}};addPlane(false);// floor
 addPlane(true);// ceiling
 // sides
-var _loop10=function _loop10(_i614){var a=baseVertices[_i614];var b=baseVertices[(baseVertices.length+_i614+(isCCW?1:-1))%baseVertices.length];var f=altitude;var c=altitude+height;var baseIdx=pos.length;pos.push([a[0],f,a[1]],[b[0],f,b[1]],[b[0],c,b[1]],[a[0],c,a[1]]);ind.push.apply(ind,_toConsumableArray([0,1,2,0,2,3].map(function(i){return i+baseIdx;})));};for(var _i614=0;_i614<baseVertices.length;++_i614){_loop10(_i614);}if(this._zoneMesh){this._zoneMesh.destroy();}var positions=(_ref24=[]).concat.apply(_ref24,pos);this._zoneMesh=new Mesh(scene,{edges:this._edges,geometry:new ReadableGeometry(scene,{positions:positions,indices:ind,normals:math.buildNormals(positions,ind)}),material:new PhongMaterial(scene,{alpha:this._alpha,backfaces:true,diffuse:hex2rgb(this._color)}),visible:this._visible});this._zoneMesh.highlighted=this._highlighted;this._zoneMesh.zone=this;{var _u2=math.vec2();var v=math.vec2();var baseArea=0;var _iterator43=_createForOfIteratorHelper(baseTriangles),_step43;try{for(_iterator43.s();!(_step43=_iterator43.n()).done;){var t=_step43.value;var p0=baseVertices[t[0]];var p1=baseVertices[t[1]];var p2=baseVertices[t[2]];math.subVec2(p1,p0,_u2);math.subVec2(p2,p0,v);baseArea+=Math.abs(_u2[0]*v[1]-_u2[1]*v[0]);}}catch(err){_iterator43.e(err);}finally{_iterator43.f();}this._baseArea=baseArea/2;}this._metrics=null;var min=function min(idx){return Math.min.apply(Math,_toConsumableArray(pos.map(function(p){return p[idx];})));};var max=function max(idx){return Math.max.apply(Math,_toConsumableArray(pos.map(function(p){return p[idx];})));};var xmin=min(0);var ymin=min(1);var zmin=min(2);var xmax=max(0);var ymax=max(1);var zmax=max(2);this._center=math.vec3([(xmin+xmax)/2,(ymin+ymax)/2,(zmin+zmax)/2]);}},{key:"baseArea",get:function get(){return this._baseArea;}},{key:"area",get:function get(){return this._getMetrics().area;}},{key:"volume",get:function get(){return this._getMetrics().volume;}},{key:"_getMetrics",value:function _getMetrics(){if(this._metrics===null){// Sum the volume of tetrahedrons formed by the origin and face triangles
-var volume=0;var _area4=0;var geo=this._zoneMesh.geometry;var pts=[math.vec3(),math.vec3(),math.vec3()];var _tmpVec=math.vec3();for(var _i615=0;_i615<geo.indices.length;_i615+=3){for(var off=0;off<3;++off){var _p4=pts[off];var pIdx=3*geo.indices[_i615+off];for(var c=0;c<3;++c){_p4[c]=geo.positions[pIdx+c];}}volume+=math.dotVec3(pts[0],math.cross3Vec3(pts[1],pts[2],_tmpVec));math.subVec3(pts[1],pts[0],pts[1]);math.subVec3(pts[2],pts[0],pts[2]);_area4+=math.lenVec3(math.cross3Vec3(pts[1],pts[2],_tmpVec));}this._metrics={area:_area4/2,volume:volume/6};}return this._metrics;}},{key:"sectionedAverage",value:function sectionedAverage(sectionPlanes){var planeCoords=this._geometry.planeCoordinates.slice();var faces=[];{var h=this._geometry.height;var _a10=this._geometry.altitude;var c=_a10+Math.max(0,h);var _f2=_a10+Math.min(0,h);var addPlane=function addPlane(isCeiling){var face=planeCoords.map(function(p){return[p[0],isCeiling?c:_f2,p[1]];});faces.push(isCeiling?face:face.slice(0).reverse());};addPlane(true);// ceiling
+var _loop10=function _loop10(_i613){var a=baseVertices[_i613];var b=baseVertices[(baseVertices.length+_i613+(isCCW?1:-1))%baseVertices.length];var f=altitude;var c=altitude+height;var baseIdx=pos.length;pos.push([a[0],f,a[1]],[b[0],f,b[1]],[b[0],c,b[1]],[a[0],c,a[1]]);ind.push.apply(ind,_toConsumableArray([0,1,2,0,2,3].map(function(i){return i+baseIdx;})));};for(var _i613=0;_i613<baseVertices.length;++_i613){_loop10(_i613);}if(this._zoneMesh){this._zoneMesh.destroy();}var positions=(_ref24=[]).concat.apply(_ref24,pos);this._zoneMesh=new Mesh(scene,{edges:this._edges,geometry:new ReadableGeometry(scene,{positions:positions,indices:ind,normals:math.buildNormals(positions,ind)}),material:new PhongMaterial(scene,{alpha:this._alpha,backfaces:true,diffuse:hex2rgb(this._color)}),visible:this._visible});this._zoneMesh.highlighted=this._highlighted;this._zoneMesh.zone=this;{var _u2=math.vec2();var v=math.vec2();var baseArea=0;var _iterator43=_createForOfIteratorHelper(baseTriangles),_step43;try{for(_iterator43.s();!(_step43=_iterator43.n()).done;){var t=_step43.value;var p0=baseVertices[t[0]];var p1=baseVertices[t[1]];var p2=baseVertices[t[2]];math.subVec2(p1,p0,_u2);math.subVec2(p2,p0,v);baseArea+=Math.abs(_u2[0]*v[1]-_u2[1]*v[0]);}}catch(err){_iterator43.e(err);}finally{_iterator43.f();}this._baseArea=baseArea/2;}this._metrics=null;var min=function min(idx){return Math.min.apply(Math,_toConsumableArray(pos.map(function(p){return p[idx];})));};var max=function max(idx){return Math.max.apply(Math,_toConsumableArray(pos.map(function(p){return p[idx];})));};var xmin=min(0);var ymin=min(1);var zmin=min(2);var xmax=max(0);var ymax=max(1);var zmax=max(2);this._center=math.vec3([(xmin+xmax)/2,(ymin+ymax)/2,(zmin+zmax)/2]);}},{key:"baseArea",get:function get(){return this._baseArea;}},{key:"area",get:function get(){return this._getMetrics().area;}},{key:"volume",get:function get(){return this._getMetrics().volume;}},{key:"_getMetrics",value:function _getMetrics(){if(this._metrics===null){// Sum the volume of tetrahedrons formed by the origin and face triangles
+var volume=0;var _area4=0;var geo=this._zoneMesh.geometry;var pts=[math.vec3(),math.vec3(),math.vec3()];var _tmpVec=math.vec3();for(var _i614=0;_i614<geo.indices.length;_i614+=3){for(var off=0;off<3;++off){var _p4=pts[off];var pIdx=3*geo.indices[_i614+off];for(var c=0;c<3;++c){_p4[c]=geo.positions[pIdx+c];}}volume+=math.dotVec3(pts[0],math.cross3Vec3(pts[1],pts[2],_tmpVec));math.subVec3(pts[1],pts[0],pts[1]);math.subVec3(pts[2],pts[0],pts[2]);_area4+=math.lenVec3(math.cross3Vec3(pts[1],pts[2],_tmpVec));}this._metrics={area:_area4/2,volume:volume/6};}return this._metrics;}},{key:"sectionedAverage",value:function sectionedAverage(sectionPlanes){var planeCoords=this._geometry.planeCoordinates.slice();var faces=[];{var h=this._geometry.height;var _a10=this._geometry.altitude;var c=_a10+Math.max(0,h);var _f2=_a10+Math.min(0,h);var addPlane=function addPlane(isCeiling){var face=planeCoords.map(function(p){return[p[0],isCeiling?c:_f2,p[1]];});faces.push(isCeiling?face:face.slice(0).reverse());};addPlane(true);// ceiling
 addPlane(false);// floor
 // sides
-var _p5=function _p5(idx,y){return[planeCoords[idx][0],y,planeCoords[idx][1]];};for(var _i616=0;_i616<planeCoords.length;++_i616){var _j6=(_i616+1)%planeCoords.length;faces.push([_p5(_i616,_f2),_p5(_j6,_f2),_p5(_j6,c),_p5(_i616,c)]);}}var _iterator44=_createForOfIteratorHelper(sectionPlanes),_step44;try{for(_iterator44.s();!(_step44=_iterator44.n()).done;){var _s2=_step44.value;var dir=_s2.dir;var dist=_s2.dist;var newFaces=[];var _iterator47=_createForOfIteratorHelper(faces),_step47;try{for(_iterator47.s();!(_step47=_iterator47.n()).done;){var face=_step47.value;var _EPSILON=1e-5;var COPLANAR=0;var FRONT=1;var BACK=2;var SPANNING=3;// Classify each point as well as the entire polygon into one of the above four classes.
-var polygonType=0;var types=[];for(var _i617=0;_i617<face.length;_i617++){var t=math.dotVec3(dir,face[_i617])+dist;var type=t<-_EPSILON?BACK:t>_EPSILON?FRONT:COPLANAR;polygonType|=type;types.push(type);}// Put the polygon in the correct list, splitting it when necessary.
-switch(polygonType){case COPLANAR:newFaces.push(face);break;case FRONT:newFaces.push(face);break;case BACK:break;case SPANNING:var _f4=[];for(var _i618=0;_i618<face.length;_i618++){var j=(_i618+1)%face.length;var ti=types[_i618];var tj=types[j];var vi=face[_i618];var vj=face[j];if(ti!==BACK){_f4.push(vi);}if((ti|tj)===SPANNING){var diff=math.vec3();math.subVec3(vj,vi,diff);var _t7=-(dist+math.dotVec3(dir,vi))/math.dotVec3(dir,diff);var v=[0,0,0];math.lerpVec3(_t7,0,1,vi,vj,v);_f4.push(v);}}if(_f4.length>=3){newFaces.push(_f4);}break;}}}catch(err){_iterator47.e(err);}finally{_iterator47.f();}faces=newFaces;}}catch(err){_iterator44.e(err);}finally{_iterator44.f();}if(faces.length===0){return null;}else{var avg=math.vec3([0,0,0]);var unique=new Set();var _iterator45=_createForOfIteratorHelper(faces),_step45;try{for(_iterator45.s();!(_step45=_iterator45.n()).done;){var _f3=_step45.value;var _iterator46=_createForOfIteratorHelper(_f3),_step46;try{for(_iterator46.s();!(_step46=_iterator46.n()).done;){var _p6=_step46.value;var id=_p6.map(function(x){return x.toFixed(3);}).join(":");if(!unique.has(id)){unique.add(id);math.addVec3(avg,_p6,avg);}}}catch(err){_iterator46.e(err);}finally{_iterator46.f();}}}catch(err){_iterator45.e(err);}finally{_iterator45.f();}math.mulVec3Scalar(avg,1/unique.size,avg);return avg;}}},{key:"center",get:function get(){return this._center;}},{key:"altitude",get:function get(){return this._geometry.altitude;},set:function set(value){this._geometry.altitude=value;this._rebuildMesh();}},{key:"height",get:function get(){return this._geometry.height;},set:function set(value){this._geometry.height=value;this._rebuildMesh();}},{key:"highlighted",get:function get(){return this._highlighted;},set:function set(value){this._highlighted=value;if(this._zoneMesh){this._zoneMesh.highlighted=value;}}},{key:"color",get:function get(){return this._color;},set:function set(value){this._color=value;if(this._zoneMesh){this._zoneMesh.material.diffuse=hex2rgb(this._color);}}},{key:"alpha",get:function get(){return this._alpha;},set:function set(value){this._alpha=value;if(this._zoneMesh){this._zoneMesh.material.alpha=this._alpha;}}},{key:"edges",get:function get(){return this._edges;},set:function set(edges){this._edges=edges;if(this._zoneMesh){this._zoneMesh.edges=this._edges;}}/**
+var _p5=function _p5(idx,y){return[planeCoords[idx][0],y,planeCoords[idx][1]];};for(var _i615=0;_i615<planeCoords.length;++_i615){var _j6=(_i615+1)%planeCoords.length;faces.push([_p5(_i615,_f2),_p5(_j6,_f2),_p5(_j6,c),_p5(_i615,c)]);}}var _iterator44=_createForOfIteratorHelper(sectionPlanes),_step44;try{for(_iterator44.s();!(_step44=_iterator44.n()).done;){var _s2=_step44.value;var dir=_s2.dir;var dist=_s2.dist;var newFaces=[];var _iterator47=_createForOfIteratorHelper(faces),_step47;try{for(_iterator47.s();!(_step47=_iterator47.n()).done;){var face=_step47.value;var _EPSILON=1e-5;var COPLANAR=0;var FRONT=1;var BACK=2;var SPANNING=3;// Classify each point as well as the entire polygon into one of the above four classes.
+var polygonType=0;var types=[];for(var _i616=0;_i616<face.length;_i616++){var t=math.dotVec3(dir,face[_i616])+dist;var type=t<-_EPSILON?BACK:t>_EPSILON?FRONT:COPLANAR;polygonType|=type;types.push(type);}// Put the polygon in the correct list, splitting it when necessary.
+switch(polygonType){case COPLANAR:newFaces.push(face);break;case FRONT:newFaces.push(face);break;case BACK:break;case SPANNING:var _f4=[];for(var _i617=0;_i617<face.length;_i617++){var j=(_i617+1)%face.length;var ti=types[_i617];var tj=types[j];var vi=face[_i617];var vj=face[j];if(ti!==BACK){_f4.push(vi);}if((ti|tj)===SPANNING){var diff=math.vec3();math.subVec3(vj,vi,diff);var _t7=-(dist+math.dotVec3(dir,vi))/math.dotVec3(dir,diff);var v=[0,0,0];math.lerpVec3(_t7,0,1,vi,vj,v);_f4.push(v);}}if(_f4.length>=3){newFaces.push(_f4);}break;}}}catch(err){_iterator47.e(err);}finally{_iterator47.f();}faces=newFaces;}}catch(err){_iterator44.e(err);}finally{_iterator44.f();}if(faces.length===0){return null;}else{var avg=math.vec3([0,0,0]);var unique=new Set();var _iterator45=_createForOfIteratorHelper(faces),_step45;try{for(_iterator45.s();!(_step45=_iterator45.n()).done;){var _f3=_step45.value;var _iterator46=_createForOfIteratorHelper(_f3),_step46;try{for(_iterator46.s();!(_step46=_iterator46.n()).done;){var _p6=_step46.value;var id=_p6.map(function(x){return x.toFixed(3);}).join(":");if(!unique.has(id)){unique.add(id);math.addVec3(avg,_p6,avg);}}}catch(err){_iterator46.e(err);}finally{_iterator46.f();}}}catch(err){_iterator45.e(err);}finally{_iterator45.f();}math.mulVec3Scalar(avg,1/unique.size,avg);return avg;}}},{key:"center",get:function get(){return this._center;}},{key:"altitude",get:function get(){return this._geometry.altitude;},set:function set(value){this._geometry.altitude=value;this._rebuildMesh();}},{key:"height",get:function get(){return this._geometry.height;},set:function set(value){this._geometry.height=value;this._rebuildMesh();}},{key:"highlighted",get:function get(){return this._highlighted;},set:function set(value){this._highlighted=value;if(this._zoneMesh){this._zoneMesh.highlighted=value;}}},{key:"color",get:function get(){return this._color;},set:function set(value){this._color=value;if(this._zoneMesh){this._zoneMesh.material.diffuse=hex2rgb(this._color);}}},{key:"alpha",get:function get(){return this._alpha;},set:function set(value){this._alpha=value;if(this._zoneMesh){this._zoneMesh.material.alpha=this._alpha;}}},{key:"edges",get:function get(){return this._edges;},set:function set(edges){this._edges=edges;if(this._zoneMesh){this._zoneMesh.edges=this._edges;}}/**
      * Sets whether this Zone is visible or not.
      *
      * @type {Boolean}
@@ -30573,7 +30573,7 @@ switch(polygonType){case COPLANAR:newFaces.push(face);break;case FRONT:newFaces.
      */},{key:"destroy",value:function destroy(){_get(_getPrototypeOf(ZonesPlugin.prototype),"destroy",this).call(this);}}]);return ZonesPlugin;}(Plugin);var startPolysurfaceZoneCreateUI=function startPolysurfaceZoneCreateUI(scene,zoneAltitude,zoneHeight,zoneColor,zoneAlpha,pointerLens,zonesPlugin,select3dPoint,onZoneCreated){var updatePointerLens=pointerLens?function(canvasPos){pointerLens.visible=!!canvasPos;if(canvasPos){pointerLens.canvasPos=canvasPos;}}:function(){};var deactivatePointSelection;var cleanups=[function(){return updatePointerLens(null);}];var basePolygon=basePolygon3D(scene,zoneColor,zoneAlpha);cleanups.push(function(){return basePolygon.destroy();});(function selectNextPoint(markers){var marker=marker3D(scene,zoneColor);var wire=markers.length>0&&wire3D(scene,zoneColor,markers[markers.length-1].getWorldPos());cleanups.push(function(){marker.destroy();wire&&wire.destroy();});var firstMarker=markers.length>0&&markers[0];var getSnappedFirst=function getSnappedFirst(canvasPos){var firstCanvasPos=firstMarker&&firstMarker.getCanvasPos();var snapToFirst=firstCanvasPos&&math.distVec2(firstCanvasPos,canvasPos)<10;return snapToFirst&&{canvasPos:firstCanvasPos,worldPos:firstMarker.getWorldPos()};};var lastSegmentIntersects=function(){var onSegment=function onSegment(p,q,r){return q[0]<=Math.max(p[0],r[0])&&q[0]>=Math.min(p[0],r[0])&&q[1]<=Math.max(p[1],r[1])&&q[1]>=Math.min(p[1],r[1]);};var orient=function orient(p,q,r){var val=(q[1]-p[1])*(r[0]-q[0])-(q[0]-p[0])*(r[1]-q[1]);// collinear
 // clockwise
 // counterclockwise
-return val===0?0:val>0?1:2;};return function(pos2D,excludeFirstSegment){var a=pos2D[pos2D.length-2];var b=pos2D[pos2D.length-1];for(var _i619=excludeFirstSegment?1:0;_i619<pos2D.length-2-1;++_i619){var c=pos2D[_i619];var d=pos2D[_i619+1];var o1=orient(a,b,c);var o2=orient(a,b,d);var o3=orient(c,d,a);var o4=orient(c,d,b);if(o1!==o2&&o3!==o4||// General case
+return val===0?0:val>0?1:2;};return function(pos2D,excludeFirstSegment){var a=pos2D[pos2D.length-2];var b=pos2D[pos2D.length-1];for(var _i618=excludeFirstSegment?1:0;_i618<pos2D.length-2-1;++_i618){var c=pos2D[_i618];var d=pos2D[_i618+1];var o1=orient(a,b,c);var o2=orient(a,b,d);var o3=orient(c,d,a);var o4=orient(c,d,b);if(o1!==o2&&o3!==o4||// General case
 o1===0&&onSegment(a,c,b)||// a, b and c are collinear and c lies on segment ab
 o2===0&&onSegment(a,d,b)||// a, b and d are collinear and d lies on segment ab
 o3===0&&onSegment(c,a,d)||// c, d and a are collinear and a lies on segment cd
diff --git a/dist/xeokit-sdk.min.cjs.js b/dist/xeokit-sdk.min.cjs.js
index b917e06a34..befff1b2c8 100644
--- a/dist/xeokit-sdk.min.cjs.js
+++ b/dist/xeokit-sdk.min.cjs.js
@@ -1,4 +1,4 @@
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n(4),c={setDoublePrecisionEnabled(e){o=e,n=o?Float64Array:Float32Array},getDoublePrecisionEnabled:()=>o,MIN_DOUBLE:-Number.MAX_SAFE_INTEGER,MAX_DOUBLE:Number.MAX_SAFE_INTEGER,MAX_INT:1e7,DEGTORAD:.0174532925,RADTODEG:57.295779513,unglobalizeObjectId(e,t){const i=t.indexOf("#");return i===e.length&&t.startsWith(e)?t.substring(i+1):t},globalizeObjectId:(e,t)=>e+"#"+t,safeInv(e){const t=1/e;return isNaN(t)||!isFinite(t)?1:t},vec2:e=>new n(e||2),vec3:e=>new n(e||3),vec4:e=>new n(e||4),mat3:e=>new n(e||9),mat3ToMat4:(e,t=new n(16))=>(t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=0,t[4]=e[3],t[5]=e[4],t[6]=e[5],t[7]=0,t[8]=e[6],t[9]=e[7],t[10]=e[8],t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t),mat4:e=>new n(e||16),mat4ToMat3(e,t){},doublesToFloats(e,t,i){const s=new n(2);for(let r=0,o=e.length;r<o;r++)c.splitDouble(e[r],s),t[r]=s[0],i[r]=s[1]},splitDouble(e,t){const i=n.from([e])[0],s=e-i;t[0]=i,t[1]=s},createUUID:(()=>{const e=[];for(let t=0;t<256;t++)e[t]=(t<16?"0":"")+t.toString(16);return()=>{const t=4294967295*Math.random()|0,i=4294967295*Math.random()|0,s=4294967295*Math.random()|0,r=4294967295*Math.random()|0;return`${e[255&t]+e[t>>8&255]+e[t>>16&255]+e[t>>24&255]}-${e[255&i]}${e[i>>8&255]}-${e[i>>16&15|64]}${e[i>>24&255]}-${e[63&s|128]}${e[s>>8&255]}-${e[s>>16&255]}${e[s>>24&255]}${e[255&r]}${e[r>>8&255]}${e[r>>16&255]}${e[r>>24&255]}`}})(),clamp:(e,t,i)=>Math.max(t,Math.min(i,e)),fmod(e,t){if(e<t)return console.error("math.fmod : Attempting to find modulus within negative range - would be infinite loop - ignoring"),e;for(;t<=e;)e-=t;return e},compareVec3:(e,t)=>e[0]===t[0]&&e[1]===t[1]&&e[2]===t[2],negateVec3:(e,t)=>(t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t),negateVec4:(e,t)=>(t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t[3]=-e[3],t),addVec4:(e,t,i)=>(i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i[3]=e[3]+t[3],i),addVec4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i[3]=e[3]+t,i),addVec3:(e,t,i)=>(i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i),addVec3Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i),subVec4:(e,t,i)=>(i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i[3]=e[3]-t[3],i),subVec3:(e,t,i)=>(i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i),subVec2:(e,t,i)=>(i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i),geometricMeanVec2(...e){const t=new n(e[0]);for(let i=1;i<e.length;i++)t[0]+=e[i][0],t[1]+=e[i][1];return t[0]/=e.length,t[1]/=e.length,t},subVec4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]-t,i[1]=e[1]-t,i[2]=e[2]-t,i[3]=e[3]-t,i),subScalarVec4:(e,t,i)=>(i||(i=e),i[0]=t-e[0],i[1]=t-e[1],i[2]=t-e[2],i[3]=t-e[3],i),mulVec4:(e,t,i)=>(i||(i=e),i[0]=e[0]*t[0],i[1]=e[1]*t[1],i[2]=e[2]*t[2],i[3]=e[3]*t[3],i),mulVec4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i[3]=e[3]*t,i),mulVec3Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i),mulVec2Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i),divVec3:(e,t,i)=>(i||(i=e),i[0]=e[0]/t[0],i[1]=e[1]/t[1],i[2]=e[2]/t[2],i),divVec4:(e,t,i)=>(i||(i=e),i[0]=e[0]/t[0],i[1]=e[1]/t[1],i[2]=e[2]/t[2],i[3]=e[3]/t[3],i),divScalarVec3:(e,t,i)=>(i||(i=t),i[0]=e/t[0],i[1]=e/t[1],i[2]=e/t[2],i),divVec3Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]/t,i[1]=e[1]/t,i[2]=e[2]/t,i),divVec4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]/t,i[1]=e[1]/t,i[2]=e[2]/t,i[3]=e[3]/t,i),divScalarVec4:(e,t,i)=>(i||(i=t),i[0]=e/t[0],i[1]=e/t[1],i[2]=e/t[2],i[3]=e/t[3],i),dotVec4:(e,t)=>e[0]*t[0]+e[1]*t[1]+e[2]*t[2]+e[3]*t[3],cross3Vec4(e,t){const i=e[0],s=e[1],r=e[2],o=t[0],n=t[1],a=t[2];return[s*a-r*n,r*o-i*a,i*n-s*o,0]},cross3Vec3(e,t,i){i||(i=e);const s=e[0],r=e[1],o=e[2],n=t[0],a=t[1],l=t[2];return i[0]=r*l-o*a,i[1]=o*n-s*l,i[2]=s*a-r*n,i},sqLenVec4:e=>c.dotVec4(e,e),lenVec4:e=>Math.sqrt(c.sqLenVec4(e)),dotVec3:(e,t)=>e[0]*t[0]+e[1]*t[1]+e[2]*t[2],dotVec2:(e,t)=>e[0]*t[0]+e[1]*t[1],sqLenVec3:e=>c.dotVec3(e,e),sqLenVec2:e=>c.dotVec2(e,e),lenVec3:e=>Math.sqrt(c.sqLenVec3(e)),distVec3:(()=>{const e=new n(3);return(t,i)=>c.lenVec3(c.subVec3(t,i,e))})(),lenVec2:e=>Math.sqrt(c.sqLenVec2(e)),distVec2:(()=>{const e=new n(2);return(t,i)=>c.lenVec2(c.subVec2(t,i,e))})(),rcpVec3:(e,t)=>c.divScalarVec3(1,e,t),normalizeVec4(e,t){const i=1/c.lenVec4(e);return c.mulVec4Scalar(e,i,t)},normalizeVec3(e,t){const i=1/c.lenVec3(e);return c.mulVec3Scalar(e,i,t)},normalizeVec2(e,t){const i=1/c.lenVec2(e);return c.mulVec2Scalar(e,i,t)},angleVec3(e,t){let i=c.dotVec3(e,t)/Math.sqrt(c.sqLenVec3(e)*c.sqLenVec3(t));return i=i<-1?-1:i>1?1:i,Math.acos(i)},vec3FromMat4Scale:(()=>{const e=new n(3);return(t,i)=>(e[0]=t[0],e[1]=t[1],e[2]=t[2],i[0]=c.lenVec3(e),e[0]=t[4],e[1]=t[5],e[2]=t[6],i[1]=c.lenVec3(e),e[0]=t[8],e[1]=t[9],e[2]=t[10],i[2]=c.lenVec3(e),i)})(),vecToArray:(()=>{function e(e){return Math.round(1e5*e)/1e5}return t=>{for(let i=0,s=(t=Array.prototype.slice.call(t)).length;i<s;i++)t[i]=e(t[i]);return t}})(),xyzArrayToObject:e=>({x:e[0],y:e[1],z:e[2]}),xyzObjectToArray:(e,t)=>((t=t||c.vec3())[0]=e.x,t[1]=e.y,t[2]=e.z,t),dupMat4:e=>e.slice(0,16),mat4To3:e=>[e[0],e[1],e[2],e[4],e[5],e[6],e[8],e[9],e[10]],m4s:e=>[e,e,e,e,e,e,e,e,e,e,e,e,e,e,e,e],setMat4ToZeroes:()=>c.m4s(0),setMat4ToOnes:()=>c.m4s(1),diagonalMat4v:e=>new n([e[0],0,0,0,0,e[1],0,0,0,0,e[2],0,0,0,0,e[3]]),diagonalMat4c:(e,t,i,s)=>c.diagonalMat4v([e,t,i,s]),diagonalMat4s:e=>c.diagonalMat4c(e,e,e,e),identityMat4:(e=new n(16))=>(e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=1,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=1,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e),identityMat3:(e=new n(9))=>(e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=1,e[5]=0,e[6]=0,e[7]=0,e[8]=1,e),isIdentityMat4:e=>1===e[0]&&0===e[1]&&0===e[2]&&0===e[3]&&0===e[4]&&1===e[5]&&0===e[6]&&0===e[7]&&0===e[8]&&0===e[9]&&1===e[10]&&0===e[11]&&0===e[12]&&0===e[13]&&0===e[14]&&1===e[15],negateMat4:(e,t)=>(t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t[3]=-e[3],t[4]=-e[4],t[5]=-e[5],t[6]=-e[6],t[7]=-e[7],t[8]=-e[8],t[9]=-e[9],t[10]=-e[10],t[11]=-e[11],t[12]=-e[12],t[13]=-e[13],t[14]=-e[14],t[15]=-e[15],t),addMat4:(e,t,i)=>(i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i[3]=e[3]+t[3],i[4]=e[4]+t[4],i[5]=e[5]+t[5],i[6]=e[6]+t[6],i[7]=e[7]+t[7],i[8]=e[8]+t[8],i[9]=e[9]+t[9],i[10]=e[10]+t[10],i[11]=e[11]+t[11],i[12]=e[12]+t[12],i[13]=e[13]+t[13],i[14]=e[14]+t[14],i[15]=e[15]+t[15],i),addMat4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i[3]=e[3]+t,i[4]=e[4]+t,i[5]=e[5]+t,i[6]=e[6]+t,i[7]=e[7]+t,i[8]=e[8]+t,i[9]=e[9]+t,i[10]=e[10]+t,i[11]=e[11]+t,i[12]=e[12]+t,i[13]=e[13]+t,i[14]=e[14]+t,i[15]=e[15]+t,i),addScalarMat4:(e,t,i)=>c.addMat4Scalar(t,e,i),subMat4:(e,t,i)=>(i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i[3]=e[3]-t[3],i[4]=e[4]-t[4],i[5]=e[5]-t[5],i[6]=e[6]-t[6],i[7]=e[7]-t[7],i[8]=e[8]-t[8],i[9]=e[9]-t[9],i[10]=e[10]-t[10],i[11]=e[11]-t[11],i[12]=e[12]-t[12],i[13]=e[13]-t[13],i[14]=e[14]-t[14],i[15]=e[15]-t[15],i),subMat4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]-t,i[1]=e[1]-t,i[2]=e[2]-t,i[3]=e[3]-t,i[4]=e[4]-t,i[5]=e[5]-t,i[6]=e[6]-t,i[7]=e[7]-t,i[8]=e[8]-t,i[9]=e[9]-t,i[10]=e[10]-t,i[11]=e[11]-t,i[12]=e[12]-t,i[13]=e[13]-t,i[14]=e[14]-t,i[15]=e[15]-t,i),subScalarMat4:(e,t,i)=>(i||(i=t),i[0]=e-t[0],i[1]=e-t[1],i[2]=e-t[2],i[3]=e-t[3],i[4]=e-t[4],i[5]=e-t[5],i[6]=e-t[6],i[7]=e-t[7],i[8]=e-t[8],i[9]=e-t[9],i[10]=e-t[10],i[11]=e-t[11],i[12]=e-t[12],i[13]=e-t[13],i[14]=e-t[14],i[15]=e-t[15],i),mulMat4(e,t,i){i||(i=e);const s=e[0],r=e[1],o=e[2],n=e[3],a=e[4],l=e[5],A=e[6],h=e[7],c=e[8],u=e[9],d=e[10],p=e[11],f=e[12],g=e[13],m=e[14],_=e[15],v=t[0],b=t[1],y=t[2],x=t[3],B=t[4],w=t[5],P=t[6],C=t[7],M=t[8],E=t[9],F=t[10],I=t[11],D=t[12],S=t[13],T=t[14],R=t[15];return i[0]=v*s+b*a+y*c+x*f,i[1]=v*r+b*l+y*u+x*g,i[2]=v*o+b*A+y*d+x*m,i[3]=v*n+b*h+y*p+x*_,i[4]=B*s+w*a+P*c+C*f,i[5]=B*r+w*l+P*u+C*g,i[6]=B*o+w*A+P*d+C*m,i[7]=B*n+w*h+P*p+C*_,i[8]=M*s+E*a+F*c+I*f,i[9]=M*r+E*l+F*u+I*g,i[10]=M*o+E*A+F*d+I*m,i[11]=M*n+E*h+F*p+I*_,i[12]=D*s+S*a+T*c+R*f,i[13]=D*r+S*l+T*u+R*g,i[14]=D*o+S*A+T*d+R*m,i[15]=D*n+S*h+T*p+R*_,i},mulMat3(e,t,i){i||(i=new n(9));const s=e[0],r=e[3],o=e[6],a=e[1],l=e[4],A=e[7],h=e[2],c=e[5],u=e[8],d=t[0],p=t[3],f=t[6],g=t[1],m=t[4],_=t[7],v=t[2],b=t[5],y=t[8];return i[0]=s*d+r*g+o*v,i[3]=s*p+r*m+o*b,i[6]=s*f+r*_+o*y,i[1]=a*d+l*g+A*v,i[4]=a*p+l*m+A*b,i[7]=a*f+l*_+A*y,i[2]=h*d+c*g+u*v,i[5]=h*p+c*m+u*b,i[8]=h*f+c*_+u*y,i},mulMat4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i[3]=e[3]*t,i[4]=e[4]*t,i[5]=e[5]*t,i[6]=e[6]*t,i[7]=e[7]*t,i[8]=e[8]*t,i[9]=e[9]*t,i[10]=e[10]*t,i[11]=e[11]*t,i[12]=e[12]*t,i[13]=e[13]*t,i[14]=e[14]*t,i[15]=e[15]*t,i),mulMat4v4(e,t,i=c.vec4()){const s=t[0],r=t[1],o=t[2],n=t[3];return i[0]=e[0]*s+e[4]*r+e[8]*o+e[12]*n,i[1]=e[1]*s+e[5]*r+e[9]*o+e[13]*n,i[2]=e[2]*s+e[6]*r+e[10]*o+e[14]*n,i[3]=e[3]*s+e[7]*r+e[11]*o+e[15]*n,i},transposeMat4(e,t){const i=e[4],s=e[14],r=e[8],o=e[13],n=e[12],a=e[9];if(!t||e===t){const t=e[1],l=e[2],A=e[3],h=e[6],c=e[7],u=e[11];return e[1]=i,e[2]=r,e[3]=n,e[4]=t,e[6]=a,e[7]=o,e[8]=l,e[9]=h,e[11]=s,e[12]=A,e[13]=c,e[14]=u,e}return t[0]=e[0],t[1]=i,t[2]=r,t[3]=n,t[4]=e[1],t[5]=e[5],t[6]=a,t[7]=o,t[8]=e[2],t[9]=e[6],t[10]=e[10],t[11]=s,t[12]=e[3],t[13]=e[7],t[14]=e[11],t[15]=e[15],t},transposeMat3(e,t){if(t===e){const i=e[1],s=e[2],r=e[5];t[1]=e[3],t[2]=e[6],t[3]=i,t[5]=e[7],t[6]=s,t[7]=r}else t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8];return t},determinantMat4(e){const t=e[0],i=e[1],s=e[2],r=e[3],o=e[4],n=e[5],a=e[6],l=e[7],A=e[8],h=e[9],c=e[10],u=e[11],d=e[12],p=e[13],f=e[14],g=e[15];return d*h*a*r-A*p*a*r-d*n*c*r+o*p*c*r+A*n*f*r-o*h*f*r-d*h*s*l+A*p*s*l+d*i*c*l-t*p*c*l-A*i*f*l+t*h*f*l+d*n*s*u-o*p*s*u-d*i*a*u+t*p*a*u+o*i*f*u-t*n*f*u-A*n*s*g+o*h*s*g+A*i*a*g-t*h*a*g-o*i*c*g+t*n*c*g},inverseMat4(e,t){t||(t=e);const i=e[0],s=e[1],r=e[2],o=e[3],n=e[4],a=e[5],l=e[6],A=e[7],h=e[8],c=e[9],u=e[10],d=e[11],p=e[12],f=e[13],g=e[14],m=e[15],_=i*a-s*n,v=i*l-r*n,b=i*A-o*n,y=s*l-r*a,x=s*A-o*a,B=r*A-o*l,w=h*f-c*p,P=h*g-u*p,C=h*m-d*p,M=c*g-u*f,E=c*m-d*f,F=u*m-d*g,I=1/(_*F-v*E+b*M+y*C-x*P+B*w);return t[0]=(a*F-l*E+A*M)*I,t[1]=(-s*F+r*E-o*M)*I,t[2]=(f*B-g*x+m*y)*I,t[3]=(-c*B+u*x-d*y)*I,t[4]=(-n*F+l*C-A*P)*I,t[5]=(i*F-r*C+o*P)*I,t[6]=(-p*B+g*b-m*v)*I,t[7]=(h*B-u*b+d*v)*I,t[8]=(n*E-a*C+A*w)*I,t[9]=(-i*E+s*C-o*w)*I,t[10]=(p*x-f*b+m*_)*I,t[11]=(-h*x+c*b-d*_)*I,t[12]=(-n*M+a*P-l*w)*I,t[13]=(i*M-s*P+r*w)*I,t[14]=(-p*y+f*v-g*_)*I,t[15]=(h*y-c*v+u*_)*I,t},traceMat4:e=>e[0]+e[5]+e[10]+e[15],translationMat4v(e,t){const i=t||c.identityMat4();return i[12]=e[0],i[13]=e[1],i[14]=e[2],i},translationMat3v(e,t){const i=t||c.identityMat3();return i[6]=e[0],i[7]=e[1],i},translationMat4c:(()=>{const e=new n(3);return(t,i,s,r)=>(e[0]=t,e[1]=i,e[2]=s,c.translationMat4v(e,r))})(),translationMat4s:(e,t)=>c.translationMat4c(e,e,e,t),translateMat4v:(e,t)=>c.translateMat4c(e[0],e[1],e[2],t),translateMat4c(e,t,i,s){const r=s[3];s[0]+=r*e,s[1]+=r*t,s[2]+=r*i;const o=s[7];s[4]+=o*e,s[5]+=o*t,s[6]+=o*i;const n=s[11];s[8]+=n*e,s[9]+=n*t,s[10]+=n*i;const a=s[15];return s[12]+=a*e,s[13]+=a*t,s[14]+=a*i,s},setMat4Translation:(e,t,i)=>(i[0]=e[0],i[1]=e[1],i[2]=e[2],i[3]=e[3],i[4]=e[4],i[5]=e[5],i[6]=e[6],i[7]=e[7],i[8]=e[8],i[9]=e[9],i[10]=e[10],i[11]=e[11],i[12]=t[0],i[13]=t[1],i[14]=t[2],i[15]=e[15],i),rotationMat4v(e,t,i){const s=c.normalizeVec4([t[0],t[1],t[2],0],[]),r=Math.sin(e),o=Math.cos(e),n=1-o,a=s[0],l=s[1],A=s[2];let h,u,d,p,f,g;return h=a*l,u=l*A,d=A*a,p=a*r,f=l*r,g=A*r,(i=i||c.mat4())[0]=n*a*a+o,i[1]=n*h+g,i[2]=n*d-f,i[3]=0,i[4]=n*h-g,i[5]=n*l*l+o,i[6]=n*u+p,i[7]=0,i[8]=n*d+f,i[9]=n*u-p,i[10]=n*A*A+o,i[11]=0,i[12]=0,i[13]=0,i[14]=0,i[15]=1,i},rotationMat4c:(e,t,i,s,r)=>c.rotationMat4v(e,[t,i,s],r),scalingMat4v:(e,t=c.identityMat4())=>(t[0]=e[0],t[5]=e[1],t[10]=e[2],t),scalingMat3v:(e,t=c.identityMat3())=>(t[0]=e[0],t[4]=e[1],t),scalingMat4c:(()=>{const e=new n(3);return(t,i,s,r)=>(e[0]=t,e[1]=i,e[2]=s,c.scalingMat4v(e,r))})(),scaleMat4c:(e,t,i,s)=>(s[0]*=e,s[4]*=t,s[8]*=i,s[1]*=e,s[5]*=t,s[9]*=i,s[2]*=e,s[6]*=t,s[10]*=i,s[3]*=e,s[7]*=t,s[11]*=i,s),scaleMat4v(e,t){const i=e[0],s=e[1],r=e[2];return t[0]*=i,t[4]*=s,t[8]*=r,t[1]*=i,t[5]*=s,t[9]*=r,t[2]*=i,t[6]*=s,t[10]*=r,t[3]*=i,t[7]*=s,t[11]*=r,t},scalingMat4s:e=>c.scalingMat4c(e,e,e),rotationTranslationMat4(e,t,i=c.mat4()){const s=e[0],r=e[1],o=e[2],n=e[3],a=s+s,l=r+r,A=o+o,h=s*a,u=s*l,d=s*A,p=r*l,f=r*A,g=o*A,m=n*a,_=n*l,v=n*A;return i[0]=1-(p+g),i[1]=u+v,i[2]=d-_,i[3]=0,i[4]=u-v,i[5]=1-(h+g),i[6]=f+m,i[7]=0,i[8]=d+_,i[9]=f-m,i[10]=1-(h+p),i[11]=0,i[12]=t[0],i[13]=t[1],i[14]=t[2],i[15]=1,i},mat4ToEuler(e,t,i=c.vec4()){const 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i[0]=o/n,i[1]=0,i[2]=0,i[3]=0,i[4]=0,i[5]=o/a,i[6]=0,i[7]=0,i[8]=l[0]/n,i[9]=l[1]/a,i[10]=-l[2]/h,i[11]=-1,i[12]=0,i[13]=0,i[14]=-o*r[2]/h,i[15]=0,i},frustumMat4(e,t,i,s,r,o,n){n||(n=c.mat4());const a=t-e,l=s-i,A=o-r;return n[0]=2*r/a,n[1]=0,n[2]=0,n[3]=0,n[4]=0,n[5]=2*r/l,n[6]=0,n[7]=0,n[8]=(t+e)/a,n[9]=(s+i)/l,n[10]=-(o+r)/A,n[11]=-1,n[12]=0,n[13]=0,n[14]=-o*r*2/A,n[15]=0,n},perspectiveMat4(e,t,i,s,r){const o=[],n=[];return o[2]=i,n[2]=s,n[1]=o[2]*Math.tan(e/2),o[1]=-n[1],n[0]=n[1]*t,o[0]=-n[0],c.frustumMat4v(o,n,r)},compareMat4:(e,t)=>e[0]===t[0]&&e[1]===t[1]&&e[2]===t[2]&&e[3]===t[3]&&e[4]===t[4]&&e[5]===t[5]&&e[6]===t[6]&&e[7]===t[7]&&e[8]===t[8]&&e[9]===t[9]&&e[10]===t[10]&&e[11]===t[11]&&e[12]===t[12]&&e[13]===t[13]&&e[14]===t[14]&&e[15]===t[15],transformPoint3(e,t,i=c.vec3()){const s=t[0],r=t[1],o=t[2];return i[0]=e[0]*s+e[4]*r+e[8]*o+e[12],i[1]=e[1]*s+e[5]*r+e[9]*o+e[13],i[2]=e[2]*s+e[6]*r+e[10]*o+e[14],i},transformPoint4:(e,t,i=c.vec4())=>(i[0]=e[0]*t[0]+e[4]*t[1]+e[8]*t[2]+e[12]*t[3],i[1]=e[1]*t[0]+e[5]*t[1]+e[9]*t[2]+e[13]*t[3],i[2]=e[2]*t[0]+e[6]*t[1]+e[10]*t[2]+e[14]*t[3],i[3]=e[3]*t[0]+e[7]*t[1]+e[11]*t[2]+e[15]*t[3],i),transformPoints3(e,t,i){const s=i||[],r=t.length;let o,n,a,l;const A=e[0],h=e[1],c=e[2],u=e[3],d=e[4],p=e[5],f=e[6],g=e[7],m=e[8],_=e[9],v=e[10],b=e[11],y=e[12],x=e[13],B=e[14],w=e[15];let P;for(let e=0;e<r;++e)l=t[e],o=l[0],n=l[1],a=l[2],P=s[e]||(s[e]=[0,0,0]),P[0]=A*o+d*n+m*a+y,P[1]=h*o+p*n+_*a+x,P[2]=c*o+f*n+v*a+B,P[3]=u*o+g*n+b*a+w;return s.length=r,s},transformPositions3(e,t,i=t){let s;const r=t.length;let o,n,a;const l=e[0],A=e[1],h=e[2];e[3];const c=e[4],u=e[5],d=e[6];e[7];const p=e[8],f=e[9],g=e[10];e[11];const m=e[12],_=e[13],v=e[14];for(e[15],s=0;s<r;s+=3)o=t[s+0],n=t[s+1],a=t[s+2],i[s+0]=l*o+c*n+p*a+m,i[s+1]=A*o+u*n+f*a+_,i[s+2]=h*o+d*n+g*a+v;return i},transformPositions4(e,t,i=t){let s;const r=t.length;let o,n,a;const l=e[0],A=e[1],h=e[2],c=e[3],u=e[4],d=e[5],p=e[6],f=e[7],g=e[8],m=e[9],_=e[10],v=e[11],b=e[12],y=e[13],x=e[14],B=e[15];for(s=0;s<r;s+=4)o=t[s+0],n=t[s+1],a=t[s+2],i[s+0]=l*o+u*n+g*a+b,i[s+1]=A*o+d*n+m*a+y,i[s+2]=h*o+p*n+_*a+x,i[s+3]=c*o+f*n+v*a+B;return i},transformVec3(e,t,i){const s=t[0],r=t[1],o=t[2];return(i=i||this.vec3())[0]=e[0]*s+e[4]*r+e[8]*o,i[1]=e[1]*s+e[5]*r+e[9]*o,i[2]=e[2]*s+e[6]*r+e[10]*o,i},transformVec4(e,t,i){const s=t[0],r=t[1],o=t[2],n=t[3];return(i=i||c.vec4())[0]=e[0]*s+e[4]*r+e[8]*o+e[12]*n,i[1]=e[1]*s+e[5]*r+e[9]*o+e[13]*n,i[2]=e[2]*s+e[6]*r+e[10]*o+e[14]*n,i[3]=e[3]*s+e[7]*r+e[11]*o+e[15]*n,i},rotateVec2(e,t,i,s=e){const r=Math.cos(i),o=Math.sin(i),n=e[0]-t[0],a=e[1]-t[1];return s[0]=n*r-a*o+t[0],s[1]=n*o+a*r+t[1],e},rotateVec3X(e,t,i,s){const r=[],o=[];return r[0]=e[0]-t[0],r[1]=e[1]-t[1],r[2]=e[2]-t[2],o[0]=r[0],o[1]=r[1]*Math.cos(i)-r[2]*Math.sin(i),o[2]=r[1]*Math.sin(i)+r[2]*Math.cos(i),s[0]=o[0]+t[0],s[1]=o[1]+t[1],s[2]=o[2]+t[2],s},rotateVec3Y(e,t,i,s){const r=[],o=[];return r[0]=e[0]-t[0],r[1]=e[1]-t[1],r[2]=e[2]-t[2],o[0]=r[2]*Math.sin(i)+r[0]*Math.cos(i),o[1]=r[1],o[2]=r[2]*Math.cos(i)-r[0]*Math.sin(i),s[0]=o[0]+t[0],s[1]=o[1]+t[1],s[2]=o[2]+t[2],s},rotateVec3Z(e,t,i,s){const r=[],o=[];return r[0]=e[0]-t[0],r[1]=e[1]-t[1],r[2]=e[2]-t[2],o[0]=r[0]*Math.cos(i)-r[1]*Math.sin(i),o[1]=r[0]*Math.sin(i)+r[1]*Math.cos(i),o[2]=r[2],s[0]=o[0]+t[0],s[1]=o[1]+t[1],s[2]=o[2]+t[2],s},projectVec4(e,t){const i=1/e[3];return(t=t||c.vec2())[0]=e[0]*i,t[1]=e[1]*i,t},unprojectVec3:(()=>{const e=new n(16),t=new n(16),i=new n(16);return function(s,r,o,n){return this.transformVec3(this.mulMat4(this.inverseMat4(r,e),this.inverseMat4(o,t),i),s,n)}})(),lerpVec3(e,t,i,s,r,o){const n=o||c.vec3(),a=(e-t)/(i-t);return n[0]=s[0]+a*(r[0]-s[0]),n[1]=s[1]+a*(r[1]-s[1]),n[2]=s[2]+a*(r[2]-s[2]),n},lerpMat4(e,t,i,s,r,o){const n=o||c.mat4(),a=(e-t)/(i-t);return n[0]=s[0]+a*(r[0]-s[0]),n[1]=s[1]+a*(r[1]-s[1]),n[2]=s[2]+a*(r[2]-s[2]),n[3]=s[3]+a*(r[3]-s[3]),n[4]=s[4]+a*(r[4]-s[4]),n[5]=s[5]+a*(r[5]-s[5]),n[6]=s[6]+a*(r[6]-s[6]),n[7]=s[7]+a*(r[7]-s[7]),n[8]=s[8]+a*(r[8]-s[8]),n[9]=s[9]+a*(r[9]-s[9]),n[10]=s[10]+a*(r[10]-s[10]),n[11]=s[11]+a*(r[11]-s[11]),n[12]=s[12]+a*(r[12]-s[12]),n[13]=s[13]+a*(r[13]-s[13]),n[14]=s[14]+a*(r[14]-s[14]),n[15]=s[15]+a*(r[15]-s[15]),n},flatten(e){const t=[];let i,s,r,o,n;for(i=0,s=e.length;i<s;i++)for(n=e[i],r=0,o=n.length;r<o;r++)t.push(n[r]);return t},identityQuaternion:(e=c.vec4())=>(e[0]=0,e[1]=0,e[2]=0,e[3]=1,e),eulerToQuaternion(e,t,i=c.vec4()){const s=e[0]*c.DEGTORAD/2,r=e[1]*c.DEGTORAD/2,o=e[2]*c.DEGTORAD/2,n=Math.cos(s),a=Math.cos(r),l=Math.cos(o),A=Math.sin(s),h=Math.sin(r),u=Math.sin(o);return"XYZ"===t?(i[0]=A*a*l+n*h*u,i[1]=n*h*l-A*a*u,i[2]=n*a*u+A*h*l,i[3]=n*a*l-A*h*u):"YXZ"===t?(i[0]=A*a*l+n*h*u,i[1]=n*h*l-A*a*u,i[2]=n*a*u-A*h*l,i[3]=n*a*l+A*h*u):"ZXY"===t?(i[0]=A*a*l-n*h*u,i[1]=n*h*l+A*a*u,i[2]=n*a*u+A*h*l,i[3]=n*a*l-A*h*u):"ZYX"===t?(i[0]=A*a*l-n*h*u,i[1]=n*h*l+A*a*u,i[2]=n*a*u-A*h*l,i[3]=n*a*l+A*h*u):"YZX"===t?(i[0]=A*a*l+n*h*u,i[1]=n*h*l+A*a*u,i[2]=n*a*u-A*h*l,i[3]=n*a*l-A*h*u):"XZY"===t&&(i[0]=A*a*l-n*h*u,i[1]=n*h*l-A*a*u,i[2]=n*a*u+A*h*l,i[3]=n*a*l+A*h*u),i},mat4ToQuaternion(e,t=c.vec4()){const i=e[0],s=e[4],r=e[8],o=e[1],n=e[5],a=e[9],l=e[2],A=e[6],h=e[10];let u;const d=i+n+h;return 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Date).getTime(),r=0;for(;y.length>0&&(e<0||s<e);)t=y.shift(),i=y.shift(),i?t.call(i):t(),s=(new Date).getTime(),r++;return r},this.getNumTasks=function(){return y.length}},E=function(){let e=Date.now();if(w=e-P,P>0&&w>0){var t=1e3/w;C+=t,B.push(t),B.length>=30&&(C-=B.shift()),p.frame.fps=Math.round(C/B.length)}for(let e in M.scenes)M.scenes[e].compile();I(e),P=e};!function(e,t){let i=Date.now()+t;(function s(){const r=Date.now()-i;e(),i+=t,setTimeout(s,Math.max(0,t-r))})()}((()=>{E()}),100);const F=function(){let e=Date.now();if(w=e-P,P>0&&w>0){var t=1e3/w;C+=t,B.push(t),B.length>=30&&(C-=B.shift()),p.frame.fps=Math.round(C/B.length)}I(e),function(e){for(var t in x.time=e,M.scenes)if(M.scenes.hasOwnProperty(t)){var i=M.scenes[t];x.sceneId=t,x.startTime=i.startTime,x.deltaTime=null!=x.prevTime?x.time-x.prevTime:0,i.fire("tick",x,!0)}x.prevTime=e}(e),function(){const e=M.scenes,t=!1;let i,s,r,o,n;for(n in e)e.hasOwnProperty(n)&&(i=e[n],s=v[n],s||(s=v[n]={}),r=i.ticksPerOcclusionTest,s.ticksPerOcclusionTest!==r&&(s.ticksPerOcclusionTest=r,s.renderCountdown=r),--i.occlusionTestCountdown<=0&&(i.doOcclusionTest(),i.occlusionTestCountdown=r),o=i.ticksPerRender,s.ticksPerRender!==o&&(s.ticksPerRender=o,s.renderCountdown=o),0==--s.renderCountdown&&(i.render(t),s.renderCountdown=o))}(),void 0!==window.requestPostAnimationFrame?window.requestPostAnimationFrame(E):requestAnimationFrame(F)};function I(e){const t=M.runTasks(e+10),i=M.getNumTasks();p.frame.tasksRun=t,p.frame.tasksScheduled=i,p.frame.tasksBudget=10}F();class D{get type(){return"Component"}get isComponent(){return!0}constructor(e=null,t={}){if(this.scene=null,"Scene"===this.type)this.scene=this,this.viewer=t.viewer;else{if("Scene"===e.type)this.scene=e;else{if(!(e instanceof D))throw"Invalid param: owner must be a Component";this.scene=e.scene}this._owner=e}this._dontClear=!!t.dontClear,this._renderer=this.scene._renderer,this.meta=t.meta||{},this.id=t.id,this.destroyed=!1,this._attached={},this._attachments=null,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._eventSubsNum=null,this._events=null,this._eventCallDepth=0,this._ownedComponents=null,this!==this.scene&&this.scene._addComponent(this),this._updateScheduled=!1,e&&e._own(this)}glRedraw(){this._renderer&&(this._renderer.imageDirty(),this.castsShadow&&this._renderer.shadowsDirty())}glResort(){this._renderer&&this._renderer.needStateSort()}get owner(){return this._owner}isType(e){return this.type===e}fire(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={},this._eventSubsNum={}),!0!==i&&(this._events[e]=t||!0);const s=this._eventSubs[e];let r;if(s)for(const i in s)s.hasOwnProperty(i)&&(r=s[i],this._eventCallDepth++,this._eventCallDepth<300?r.callback.call(r.scope,t):this.error("fire: potential stack overflow from recursive event '"+e+"' - dropping this event"),this._eventCallDepth--)}on(t,i,s){this._events||(this._events={}),this._subIdMap||(this._subIdMap=new e),this._subIdEvents||(this._subIdEvents={}),this._eventSubs||(this._eventSubs={}),this._eventSubsNum||(this._eventSubsNum={});let r=this._eventSubs[t];r?this._eventSubsNum[t]++:(r={},this._eventSubs[t]=r,this._eventSubsNum[t]=1);const o=this._subIdMap.addItem();r[o]={callback:i,scope:s||this},this._subIdEvents[o]=t;const n=this._events[t];return void 0!==n&&i.call(s||this,n),o}off(e){if(null==e)return;if(!this._subIdEvents)return;const t=this._subIdEvents[e];if(t){delete this._subIdEvents[e];const i=this._eventSubs[t];i&&(delete i[e],this._eventSubsNum[t]--),this._subIdMap.removeItem(e)}}once(e,t,i){const s=this,r=this.on(e,(function(e){s.off(r),t.call(i||this,e)}),i)}hasSubs(e){return this._eventSubsNum&&this._eventSubsNum[e]>0}log(e){e="[LOG]"+this._message(e),window.console.log(e),this.scene.fire("log",e)}_message(e){return" ["+this.type+" "+_.inQuotes(this.id)+"]: "+e}warn(e){e="[WARN]"+this._message(e),window.console.warn(e),this.scene.fire("warn",e)}error(e){e="[ERROR]"+this._message(e),window.console.error(e),this.scene.fire("error",e)}_attach(e){const t=e.name;if(!t)return void this.error("Component 'name' expected");let i=e.component;const s=e.sceneDefault,r=e.sceneSingleton,o=e.type,n=e.on,a=!1!==e.recompiles;if(i&&(_.isNumeric(i)||_.isString(i))){const e=i;if(i=this.scene.components[e],!i)return void this.error("Component not found: "+_.inQuotes(e))}if(!i)if(!0===r){const e=this.scene.types[o];for(const t in e)if(e.hasOwnProperty){i=e[t];break}if(!i)return this.error("Scene has no default component for '"+t+"'"),null}else if(!0===s&&(i=this.scene[t],!i))return this.error("Scene has no default component for '"+t+"'"),null;if(i){if(i.scene.id!==this.scene.id)return void this.error("Not in same scene: "+i.type+" "+_.inQuotes(i.id));if(o&&!i.isType(o))return void this.error("Expected a "+o+" type or subtype: "+i.type+" "+_.inQuotes(i.id))}this._attachments||(this._attachments={});const l=this._attached[t];let A,h,c;if(l){if(i&&l.id===i.id)return;const e=this._attachments[l.id];for(A=e.subs,h=0,c=A.length;h<c;h++)l.off(A[h]);delete this._attached[t],delete this._attachments[l.id];const s=e.params.onDetached;s&&(_.isFunction(s)?s(l):s.scope?s.callback.call(s.scope,l):s.callback(l)),e.managingLifecycle&&l.destroy()}if(i){const s={params:e,component:i,subs:[],managingLifecycle:false};s.subs.push(i.once("destroyed",(function(){s.params.component=null,this._attach(s.params)}),this)),a&&s.subs.push(i.on("dirty",(function(){this.fire("dirty",this)}),this)),this._attached[t]=i,this._attachments[i.id]=s;const r=e.onAttached;if(r&&(_.isFunction(r)?r(i):r.scope?r.callback.call(r.scope,i):r.callback(i)),n){let e,t,r,o;for(e in n)if(n.hasOwnProperty(e)){if(t=n[e],_.isFunction(t)?(r=t,o=null):(r=t.callback,o=t.scope),!r)continue;s.subs.push(i.on(e,r,o))}}}return a&&this.fire("dirty",this),this.fire(t,i),i}_checkComponent(e,t){if(!t.isComponent){if(!_.isID(t))return void this.error("Expected a Component or ID");{const e=t;if(!(t=this.scene.components[e]))return void this.error("Component not found: "+e)}}if(e===t.type){if(t.scene.id===this.scene.id)return t;this.error("Not in same scene: "+t.type)}else this.error("Expected a "+e+" Component")}_checkComponent2(e,t){if(!t.isComponent){if(!_.isID(t))return void this.error("Expected a Component or ID");{const e=t;if(!(t=this.scene.components[e]))return void this.error("Component not found: "+e)}}if(t.scene.id===this.scene.id){for(var i=0,s=e.length;i<s;i++)if(e[i]===t.type)return t;return this.error("Expected component types: "+e),null}this.error("Not in same scene: "+t.type)}_own(e){this._ownedComponents||(this._ownedComponents={}),this._ownedComponents[e.id]||(this._ownedComponents[e.id]=e),e.once("destroyed",(()=>{delete this._ownedComponents[e.id]}),this)}_needUpdate(e){this._updateScheduled||(this._updateScheduled=!0,0===e?this._doUpdate():M.scheduleTask(this._doUpdate,this))}_doUpdate(){this._updateScheduled&&(this._updateScheduled=!1,this._update&&this._update())}scheduleTask(e){M.scheduleTask(e,null)}_update(){}clear(){if(this._ownedComponents)for(var e in this._ownedComponents)if(this._ownedComponents.hasOwnProperty(e)){this._ownedComponents[e].destroy(),delete this._ownedComponents[e]}}destroy(){if(this.destroyed)return;let e,t,i,s,r,o;if(this.fire("destroyed",this.destroyed=!0),this._attachments)for(e in this._attachments)if(this._attachments.hasOwnProperty(e)){for(t=this._attachments[e],i=t.component,s=t.subs,r=0,o=s.length;r<o;r++)i.off(s[r]);t.managingLifecycle&&i.destroy()}if(this._ownedComponents)for(e in this._ownedComponents)this._ownedComponents.hasOwnProperty(e)&&(i=this._ownedComponents[e],i.destroy(),delete this._ownedComponents[e]);this.scene._removeComponent(this),this._attached={},this._attachments=null,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._events=null,this._eventCallDepth=0,this._ownedComponents=null,this._updateScheduled=!1}}const S=c.vec3(),T=c.vec3(),R=c.mat4();class L{constructor(){this.normal=c.vec3(),this.offset=0,this.testVertex=c.vec3()}set(e,t,i,s){const r=1/Math.sqrt(e*e+t*t+i*i);this.normal[0]=e*r,this.normal[1]=t*r,this.normal[2]=i*r,this.offset=s*r,this.testVertex[0]=this.normal[0]>=0?1:0,this.testVertex[1]=this.normal[1]>=0?1:0,this.testVertex[2]=this.normal[2]>=0?1:0}}class U{constructor(){this.planes=[new L,new L,new L,new L,new L,new L]}}function O(e,t,i){const s=c.mulMat4(i,t,R),r=s[0],o=s[1],n=s[2],a=s[3],l=s[4],A=s[5],h=s[6],u=s[7],d=s[8],p=s[9],f=s[10],g=s[11],m=s[12],_=s[13],v=s[14],b=s[15];e.planes[0].set(a-r,u-l,g-d,b-m),e.planes[1].set(a+r,u+l,g+d,b+m),e.planes[2].set(a-o,u-A,g-p,b-_),e.planes[3].set(a+o,u+A,g+p,b+_),e.planes[4].set(a-n,u-h,g-f,b-v),e.planes[5].set(a+n,u+h,g+f,b+v)}function k(e,t){let i=U.INSIDE;const s=S,r=T;s[0]=t[0],s[1]=t[1],s[2]=t[2],r[0]=t[3],r[1]=t[4],r[2]=t[5];const o=[s,r];for(let t=0;t<6;++t){const s=e.planes[t];if(s.normal[0]*o[s.testVertex[0]][0]+s.normal[1]*o[s.testVertex[1]][1]+s.normal[2]*o[s.testVertex[2]][2]+s.offset<0)return U.OUTSIDE;s.normal[0]*o[1-s.testVertex[0]][0]+s.normal[1]*o[1-s.testVertex[1]][1]+s.normal[2]*o[1-s.testVertex[2]][2]+s.offset<0&&(i=U.INTERSECT)}return i}U.INSIDE=0,U.INTERSECT=1,U.OUTSIDE=2;class N extends D{constructor(e={}){if(!e.viewer)throw"[MarqueePicker] Missing config: viewer";if(!e.objectsKdTree3)throw"[MarqueePicker] Missing config: objectsKdTree3";super(e.viewer.scene,e),this.viewer=e.viewer,this._objectsKdTree3=e.objectsKdTree3,this._canvasMarqueeCorner1=c.vec2(),this._canvasMarqueeCorner2=c.vec2(),this._canvasMarquee=c.AABB2(),this._marqueeFrustum=new U,this._marqueeFrustumProjMat=c.mat4(),this._pickMode=!1,this._marqueeElement=document.createElement("div"),document.body.appendChild(this._marqueeElement),this._marqueeElement.style.position="absolute",this._marqueeElement.style["z-index"]="40000005",this._marqueeElement.style.width="8px",this._marqueeElement.style.height="8px",this._marqueeElement.style.visibility="hidden",this._marqueeElement.style.top="0px",this._marqueeElement.style.left="0px",this._marqueeElement.style["box-shadow"]="0 2px 5px 0 #182A3D;",this._marqueeElement.style.opacity=1,this._marqueeElement.style["pointer-events"]="none"}setMarqueeCorner1(e){this._canvasMarqueeCorner1.set(e),this._canvasMarqueeCorner2.set(e),this._updateMarquee()}setMarqueeCorner2(e){this._canvasMarqueeCorner2.set(e),this._updateMarquee()}setMarquee(e,t){this._canvasMarqueeCorner1.set(e),this._canvasMarqueeCorner2.set(t),this._updateMarquee()}setMarqueeVisible(e){this._marqueVisible=e,this._marqueeElement.style.visibility=e?"visible":"hidden"}getMarqueeVisible(){return this._marqueVisible}setPickMode(e){if(e!==N.PICK_MODE_INSIDE&&e!==N.PICK_MODE_INTERSECTS)throw"Illegal MarqueePicker pickMode: must be MarqueePicker.PICK_MODE_INSIDE or MarqueePicker.PICK_MODE_INTERSECTS";e!==this._pickMode&&(this._marqueeElement.style["background-image"]=e===N.PICK_MODE_INSIDE?"url(\"data:image/svg+xml,%3csvg width='100%25' height='100%25' xmlns='http://www.w3.org/2000/svg'%3e%3crect width='100%25' height='100%25' fill='none' rx='6' ry='6' stroke='%23333' stroke-width='4'/%3e%3c/svg%3e\")":"url(\"data:image/svg+xml,%3csvg width='100%25' height='100%25' xmlns='http://www.w3.org/2000/svg'%3e%3crect width='100%25' height='100%25' fill='none' rx='6' ry='6' stroke='%23333' stroke-width='4' stroke-dasharray='6%2c 14' stroke-dashoffset='0' stroke-linecap='square'/%3e%3c/svg%3e\")",this._pickMode=e)}getPickMode(){return this._pickMode}clear(){this.fire("clear",{})}pick(){this._updateMarquee(),this._buildMarqueeFrustum();const e=[],t=(i,s=U.INTERSECT)=>{if(s===U.INTERSECT&&(s=k(this._marqueeFrustum,i.aabb)),s!==U.OUTSIDE){if(i.entities){const t=i.entities;for(let i=0,s=t.length;i<s;i++){const s=t[i];if(!s.visible)continue;const r=s.aabb;if(this._pickMode===N.PICK_MODE_INSIDE){k(this._marqueeFrustum,r)===U.INSIDE&&e.push(s.id)}else{k(this._marqueeFrustum,r)!==U.OUTSIDE&&e.push(s.id)}}}i.left&&t(i.left,s),i.right&&t(i.right,s)}};return(this._canvasMarquee[2]-this._canvasMarquee[0]>3||this._canvasMarquee[3]-this._canvasMarquee[1]>3)&&t(this._objectsKdTree3.root),this.fire("picked",e),e}_updateMarquee(){this._canvasMarquee[0]=Math.min(this._canvasMarqueeCorner1[0],this._canvasMarqueeCorner2[0]),this._canvasMarquee[1]=Math.min(this._canvasMarqueeCorner1[1],this._canvasMarqueeCorner2[1]),this._canvasMarquee[2]=Math.max(this._canvasMarqueeCorner1[0],this._canvasMarqueeCorner2[0]),this._canvasMarquee[3]=Math.max(this._canvasMarqueeCorner1[1],this._canvasMarqueeCorner2[1]),this._marqueeElement.style.width=this._canvasMarquee[2]-this._canvasMarquee[0]+"px",this._marqueeElement.style.height=this._canvasMarquee[3]-this._canvasMarquee[1]+"px",this._marqueeElement.style.left=`${this._canvasMarquee[0]}px`,this._marqueeElement.style.top=`${this._canvasMarquee[1]}px`}_buildMarqueeFrustum(){const e=this.viewer.scene.canvas.canvas,t=e.clientWidth,i=e.clientHeight,s=e.clientLeft,r=e.clientTop,o=2/t,n=2/i,a=e.clientHeight/e.clientWidth,l=(this._canvasMarquee[0]-s)*o-1,A=(this._canvasMarquee[2]-s)*o-1,h=-(this._canvasMarquee[3]-r)*n+1,u=-(this._canvasMarquee[1]-r)*n+1,d=this.viewer.scene.camera.frustum.near*(17*a);c.frustumMat4(l,A,h*a,u*a,d,1e4,this._marqueeFrustumProjMat),O(this._marqueeFrustum,this.viewer.scene.camera.viewMatrix,this._marqueeFrustumProjMat)}destroy(){super.destroy(),this._marqueeElement.parentElement&&(this._marqueeElement.parentElement.removeChild(this._marqueeElement),this._marqueeElement=null,this._objectsKdTree3=null)}}N.PICK_MODE_INTERSECTS=0,N.PICK_MODE_INSIDE=1;class Q{constructor(e,t={}){this.viewer=e,this.scene=this.viewer.scene,this._circleDiv=document.createElement("div"),this.viewer.scene.canvas.canvas.parentNode.insertBefore(this._circleDiv,this.viewer.scene.canvas.canvas),this._circleDiv.style.backgroundColor="transparent",this._circleDiv.style.border="2px solid green",this._circleDiv.style.borderRadius="50px",this._circleDiv.style.width="50px",this._circleDiv.style.height="50px",this._circleDiv.style.margin="-200px -200px",this._circleDiv.style.zIndex="100000",this._circleDiv.style.position="absolute",this._circleDiv.style.pointerEvents="none",this._circlePos=null,this._circleMaxRadius=200,this._circleMinRadius=2,this._active=!1!==t.active,this._visible=!1,this._running=!1,this._destroyed=!1}start(e){if(this._destroyed)return;this._circlePos=e,this._running=!1,this._circleRadius=this._circleMaxRadius,this._circleDiv.style.borderRadius=`${this._circleRadius}px`,this._circleDiv.style.marginLeft=this._circlePos[0]-this._circleRadius+"px",this._circleDiv.style.marginTop=this._circlePos[1]-this._circleRadius+"px";const t=this._circleMaxRadius;let i;const s=e=>{if(!this._running)return;i||(i=e);const r=e-i,o=Math.min(r/300,1),n=t+(2-t)*o;this._circleRadius=n,this._circleDiv.style.width=`${this._circleRadius}px`,this._circleDiv.style.height=`${this._circleRadius}px`,this._circleDiv.style.marginLeft=this._circlePos[0]-this._circleRadius/2+"px",this._circleDiv.style.marginTop=this._circlePos[1]-this._circleRadius/2+"px",o<1&&requestAnimationFrame(s)};this._running=!0,requestAnimationFrame(s),this._circleDiv.style.visibility="visible"}stop(){this._destroyed||(this._running=!1,this._circleRadius=this._circleMaxRadius,this._circleDiv.style.borderRadius=`${this._circleRadius}px`,this._circleDiv.style.visibility="hidden")}set durationMs(e){this.stop(),this._durationMs=e}get durationMs(){return this._durationMs}destroy(){this._destroyed||(this.stop(),this._circleDiv.parentElement.removeChild(this._circleDiv),this._destroyed=!0)}}class V{constructor(e,t,i){this.id=i&&i.id?i.id:e,this.viewer=t,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._eventSubsNum=null,this._events=null,this._eventCallDepth=0,t.addPlugin(this)}scheduleTask(e){M.scheduleTask(e,null)}fire(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={},this._eventSubsNum={}),!0!==i&&(this._events[e]=t||!0);const s=this._eventSubs[e];let r;if(s)for(const i in s)s.hasOwnProperty(i)&&(r=s[i],this._eventCallDepth++,this._eventCallDepth<300?r.callback.call(r.scope,t):this.error("fire: potential stack overflow from recursive event '"+e+"' - dropping this event"),this._eventCallDepth--)}on(t,i,s){this._events||(this._events={}),this._subIdMap||(this._subIdMap=new e),this._subIdEvents||(this._subIdEvents={}),this._eventSubs||(this._eventSubs={}),this._eventSubsNum||(this._eventSubsNum={});let r=this._eventSubs[t];r?this._eventSubsNum[t]++:(r={},this._eventSubs[t]=r,this._eventSubsNum[t]=1);const o=this._subIdMap.addItem();r[o]={callback:i,scope:s||this},this._subIdEvents[o]=t;const n=this._events[t];return void 0!==n&&i.call(s||this,n),o}off(e){if(null==e)return;if(!this._subIdEvents)return;const t=this._subIdEvents[e];if(t){delete this._subIdEvents[e];const i=this._eventSubs[t];i&&(delete i[e],this._eventSubsNum[t]--),this._subIdMap.removeItem(e)}}once(e,t,i){const s=this,r=this.on(e,(function(e){s.off(r),t.call(i||this,e)}),i)}hasSubs(e){return this._eventSubsNum&&this._eventSubsNum[e]>0}log(e){console.log(`[xeokit plugin ${this.id}]: ${e}`)}warn(e){console.warn(`[xeokit plugin ${this.id}]: ${e}`)}error(e){console.error(`[xeokit plugin ${this.id}]: ${e}`)}send(e,t){}destroy(){this.viewer.removePlugin(this)}}const H={isIphoneSafari(){const e=window.navigator.userAgent,t=/iPhone/i.test(e),i=/Safari/i.test(e)&&!/Chrome/i.test(e);return t&&i}};class j{constructor(e,t={}){this._highlightClass="viewer-ruler-dot-highlighted",this._x=0,this._y=0,this._dot=document.createElement("div"),this._dot.className+=this._dot.className?" viewer-ruler-dot":"viewer-ruler-dot",this._dotClickable=document.createElement("div"),this._dotClickable.className+=this._dotClickable.className?" viewer-ruler-dot-clickable":"viewer-ruler-dot-clickable",this._visible=!1!==t.visible,this._culled=!1;var i=this._dot,s=i.style;s["border-radius"]="25px",s.border="solid 2px white",s.background="lightgreen",s.position="absolute",s["z-index"]=void 0===t.zIndex?"40000005":t.zIndex,s.width="8px",s.height="8px",s.visibility=this._visible?"visible":"hidden",s.top="0px",s.left="0px",s["box-shadow"]="0 2px 5px 0 #182A3D;",s.opacity=1,s["pointer-events"]="none",t.onContextMenu,e.appendChild(i);var r=this._dotClickable,o=r.style;o["border-radius"]="35px",o.border="solid 10px white",o.position="absolute",o["z-index"]=void 0===t.zIndex?"40000007":t.zIndex+1,o.width="8px",o.height="8px",o.visibility="visible",o.top="0px",o.left="0px",o.opacity=0,o["pointer-events"]="none",t.onContextMenu,e.appendChild(r),r.addEventListener("click",(t=>{e.dispatchEvent(new MouseEvent("mouseover",t))})),t.onMouseOver&&r.addEventListener("mouseover",(i=>{t.onMouseOver(i,this),e.dispatchEvent(new MouseEvent("mouseover",i))})),t.onMouseLeave&&r.addEventListener("mouseleave",(e=>{t.onMouseLeave(e,this)})),t.onMouseWheel&&r.addEventListener("wheel",(e=>{t.onMouseWheel(e,this)})),t.onMouseDown&&r.addEventListener("mousedown",(e=>{t.onMouseDown(e,this)})),t.onMouseUp&&r.addEventListener("mouseup",(e=>{t.onMouseUp(e,this)})),t.onMouseMove&&r.addEventListener("mousemove",(e=>{t.onMouseMove(e,this)})),t.onTouchstart&&r.addEventListener("touchstart",(e=>{t.onTouchstart(e,this)})),t.onTouchmove&&r.addEventListener("touchmove",(e=>{t.onTouchmove(e,this)})),t.onTouchend&&r.addEventListener("touchend",(e=>{t.onTouchend(e,this)})),t.onContextMenu&&(H.isIphoneSafari()?(r.addEventListener("touchstart",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null),this._timeout=setTimeout((()=>{e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,t.onContextMenu(e,this),clearTimeout(this._timeout),this._timeout=null}),500)})),r.addEventListener("touchend",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null)}))):r.addEventListener("contextmenu",(e=>{console.log(e),t.onContextMenu(e,this),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")}))),this.setPos(t.x||0,t.y||0),this.setFillColor(t.fillColor),this.setBorderColor(t.borderColor)}setPos(e,t){this._x=e,this._y=t;var i=this._dot.style;i.left=Math.round(e)-4+"px",i.top=Math.round(t)-4+"px";var s=this._dotClickable.style;s.left=Math.round(e)-9+"px",s.top=Math.round(t)-9+"px"}setFillColor(e){this._dot.style.background=e||"lightgreen"}setBorderColor(e){this._dot.style.border="solid 2px"+(e||"black")}setOpacity(e){this._dot.style.opacity=e}setVisible(e){this._visible!==e&&(this._visible=!!e,this._dot.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setCulled(e){this._culled!==e&&(this._culled=!!e,this._dot.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setClickable(e){this._dotClickable.style["pointer-events"]=e?"all":"none"}setHighlighted(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._dot.classList.add(this._highlightClass):this._dot.classList.remove(this._highlightClass))}destroy(){this.setVisible(!1),this._dot.parentElement&&this._dot.parentElement.removeChild(this._dot),this._dotClickable.parentElement&&this._dotClickable.parentElement.removeChild(this._dotClickable)}}const G=c.vec3(),z=c.vec4(),W=function(){const e=new Float64Array(16),t=new Float64Array(4),i=new Float64Array(4);return function(s,r,o){return o=o||e,t[0]=r[0],t[1]=r[1],t[2]=r[2],t[3]=1,c.transformVec4(s,t,i),c.setMat4Translation(s,i,o),o.slice()}}();function K(e,t,i){const s=Float32Array.from([e[0]])[0],r=e[0]-s,o=Float32Array.from([e[1]])[0],n=e[1]-o,a=Float32Array.from([e[2]])[0],l=e[2]-a;t[0]=s,t[1]=o,t[2]=a,i[0]=r,i[1]=n,i[2]=l}function X(e,t,i,s=1e3){const r=c.getPositionsCenter(e,G),o=Math.round(r[0]/s)*s,n=Math.round(r[1]/s)*s,a=Math.round(r[2]/s)*s;i[0]=o,i[1]=n,i[2]=a;const l=0!==i[0]||0!==i[1]||0!==i[2];if(l)for(let i=0,s=e.length;i<s;i+=3)t[i+0]=e[i+0]-o,t[i+1]=e[i+1]-n,t[i+2]=e[i+2]-a;return l}function J(e,t,i,s,r){const o=r?(z.set(i,0),z[3]=1,c.mulMat4v4(r,z,z)):i,n=c.dotVec3(t,o)+e,a=c.normalizeVec3(t,G);return c.mulVec3Scalar(a,-n,s),s}const Y=1,Z=4,q=8,$=16,ee=32,te=256,ie=512,se=1024,re=2048,oe=new Float32Array([0,0,0]),ne=new Uint16Array([0,0,0]);c.OBB3();class ae{constructor(e,t,i,s,r,o){this._isObject=t,this.scene=e.scene,this.model=e,this.meshes=s,this._numPrimitives=0;for(let e=0,t=this.meshes.length;e<t;e++){const t=this.meshes[e];t.parent=this,t.entity=this,this._numPrimitives+=t.numPrimitives}this.id=i,this.originalSystemId=c.unglobalizeObjectId(e.id,i),this._flags=r,this._aabb=c.AABB3(),this._aabbDirty=!0,this._offset=c.vec3(),this._colorizeUpdated=!1,this._opacityUpdated=!1,this._lodCullable=!!o,this._culled=!1,this._culledVFC=!1,this._culledLOD=!1,this._isObject&&e.scene._registerObject(this)}_transformDirty(){this._aabbDirty=!0,this.model._transformDirty()}_sceneModelDirty(){this._aabbDirty=!0;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._sceneModelDirty()}get aabb(){if(this._aabbDirty){c.collapseAABB3(this._aabb);for(let e=0,t=this.meshes.length;e<t;e++)c.expandAABB3(this._aabb,this.meshes[e].aabb);this._aabbDirty=!1}return this._aabb}get isEntity(){return!0}get isModel(){return!1}get isObject(){return this._isObject}get numPrimitives(){return this._numPrimitives}get numTriangles(){return this._numPrimitives}get visible(){return this._getFlag(Y)}set visible(e){if(!!(this._flags&Y)!==e){this._flags=e?this._flags|Y:this._flags&~Y;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setVisible(this._flags);this._isObject&&this.model.scene._objectVisibilityUpdated(this),this.model.glRedraw()}}get highlighted(){return this._getFlag(ie)}set highlighted(e){if(!!(this._flags&ie)!==e){this._flags=e?this._flags|ie:this._flags&~ie;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setHighlighted(this._flags);this._isObject&&this.model.scene._objectHighlightedUpdated(this),this.model.glRedraw()}}get xrayed(){return this._getFlag(te)}set xrayed(e){if(!!(this._flags&te)!==e){this._flags=e?this._flags|te:this._flags&~te;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setXRayed(this._flags);this._isObject&&this.model.scene._objectXRayedUpdated(this),this.model.glRedraw()}}get selected(){return this._getFlag(se)}set selected(e){if(!!(this._flags&se)!==e){this._flags=e?this._flags|se:this._flags&~se;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setSelected(this._flags);this._isObject&&this.model.scene._objectSelectedUpdated(this),this.model.glRedraw()}}get edges(){return this._getFlag(re)}set edges(e){if(!!(this._flags&re)!==e){this._flags=e?this._flags|re:this._flags&~re;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setEdges(this._flags);this.model.glRedraw()}}get culledVFC(){return!!this._culledVFC}set culledVFC(e){this._culledVFC=e,this._setCulled()}get culledLOD(){return!!this._culledLOD}set culledLOD(e){this._culledLOD=e,this._setCulled()}get culled(){return!!this._culled}set culled(e){this._culled=e,this._setCulled()}_setCulled(){let e=!!this._culled||!(!this._culledLOD||!this._lodCullable)||!!this._culledVFC;if(!!(this._flags&Z)!==e){this._flags=e?this._flags|Z:this._flags&~Z;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setCulled(this._flags);this.model.glRedraw()}}get clippable(){return this._getFlag($)}set clippable(e){if(!!(this._flags&$)!==e){this._flags=e?this._flags|$:this._flags&~$;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setClippable(this._flags);this.model.glRedraw()}}get collidable(){return this._getFlag(ee)}set collidable(e){if(!!(this._flags&ee)!==e){this._flags=e?this._flags|ee:this._flags&~ee;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setCollidable(this._flags)}}get pickable(){return this._getFlag(q)}set pickable(e){if(!!(this._flags&q)!==e){this._flags=e?this._flags|q:this._flags&~q;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setPickable(this._flags)}}get colorize(){if(0===this.meshes.length)return null;const e=this.meshes[0]._colorize;return oe[0]=e[0]/255,oe[1]=e[1]/255,oe[2]=e[2]/255,oe}set colorize(e){if(e){ne[0]=Math.floor(255*e[0]),ne[1]=Math.floor(255*e[1]),ne[2]=Math.floor(255*e[2]);for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setColorize(ne)}else for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setColorize(null);if(this._isObject){const t=!!e;this.scene._objectColorizeUpdated(this,t),this._colorizeUpdated=t}this.model.glRedraw()}get opacity(){return this.meshes.length>0?this.meshes[0]._colorize[3]/255:1}set opacity(e){if(0===this.meshes.length)return;const t=null!=e,i=this.meshes[0]._colorize[3];let s=255;if(t){if(e<0?e=0:e>1&&(e=1),s=Math.floor(255*e),i===s)return}else if(s=255,i===s)return;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setOpacity(s,this._flags);this._isObject&&(this.scene._objectOpacityUpdated(this,t),this._opacityUpdated=t),this.model.glRedraw()}get offset(){return this._offset}set offset(e){e?(this._offset[0]=e[0],this._offset[1]=e[1],this._offset[2]=e[2]):(this._offset[0]=0,this._offset[1]=0,this._offset[2]=0);for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setOffset(this._offset);this._aabbDirty=!0,this.model._aabbDirty=!0,this.scene._aabbDirty=!0,this.scene._objectOffsetUpdated(this,e),this.model.glRedraw()}get saoEnabled(){return this.model.saoEnabled}getEachVertex(e){for(let t=0,i=this.meshes.length;t<i;t++)this.meshes[t].getEachVertex(e)}getEachIndex(e){for(let t=0,i=this.meshes.length;t<i;t++)this.meshes[t].getEachIndex(e)}get volume(){let e=0;for(let t=0,i=this.meshes.length;t<i;t++){const i=this.meshes[t].volume;if(i<0)return-1;e+=i}return e}get surfaceArea(){let e=0;for(let t=0,i=this.meshes.length;t<i;t++){const i=this.meshes[t].surfaceArea;i>=0&&(e+=i)}return e>0?e:-1}_getFlag(e){return!!(this._flags&e)}_finalize(){const e=this.model.scene;this._isObject&&(this.visible&&e._objectVisibilityUpdated(this),this.highlighted&&e._objectHighlightedUpdated(this),this.xrayed&&e._objectXRayedUpdated(this),this.selected&&e._objectSelectedUpdated(this));for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._finalize(this._flags)}_finalize2(){for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._finalize2()}_destroy(){const e=this.model.scene;this._isObject&&(e._deregisterObject(this),this.visible&&e._deRegisterVisibleObject(this),this.xrayed&&e._deRegisterXRayedObject(this),this.selected&&e._deRegisterSelectedObject(this),this.highlighted&&e._deRegisterHighlightedObject(this),this._colorizeUpdated&&this.scene._deRegisterColorizedObject(this),this._opacityUpdated&&this.scene._deRegisterOpacityObject(this),!this._offset||0===this._offset[0]&&0===this._offset[1]&&0===this._offset[2]||this.scene._deRegisterOffsetObject(this));for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._destroy();e._aabbDirty=!0}}const le=c.vec4(),Ae=c.vec4();class he extends D{constructor(e,t){super(e,t),this._entity=null,this._visible=null,this._worldPos=c.vec3(),this._origin=c.vec3(),this._rtcPos=c.vec3(),this._viewPos=c.vec3(),this._canvasPos=c.vec2(),this._occludable=!1,this._onCameraViewMatrix=this.scene.camera.on("matrix",(()=>{this._viewPosDirty=!0,this._needUpdate()})),this._onCameraProjMatrix=this.scene.camera.on("projMatrix",(()=>{this._canvasPosDirty=!0,this._needUpdate()})),this._onEntityDestroyed=null,this._onEntityModelDestroyed=null,this._renderer.addMarker(this),this.entity=t.entity,this.worldPos=t.worldPos,this.occludable=t.occludable}_update(){if(this._viewPosDirty&&(c.transformPoint3(this.scene.camera.viewMatrix,this._worldPos,this._viewPos),this._viewPosDirty=!1,this._canvasPosDirty=!0,this.fire("viewPos",this._viewPos)),this._canvasPosDirty){le.set(this._viewPos),le[3]=1,c.transformPoint4(this.scene.camera.projMatrix,le,Ae);const e=this.scene.canvas.boundary;this._canvasPos[0]=Math.floor((1+Ae[0]/Ae[3])*e[2]/2),this._canvasPos[1]=Math.floor((1-Ae[1]/Ae[3])*e[3]/2),this._canvasPosDirty=!1,this.fire("canvasPos",this._canvasPos)}}_setVisible(e){this._visible,this._visible=e,this.fire("visible",this._visible)}set entity(e){if(this._entity){if(this._entity===e)return;null!==this._onEntityDestroyed&&(this._entity.model?this._entity.model.off(this._onEntityDestroyed):this._entity.off(this._onEntityDestroyed),this._onEntityDestroyed=null),null!==this._onEntityModelDestroyed&&(this._entity.model&&this._entity.model.off(this._onEntityModelDestroyed),this._onEntityModelDestroyed=null)}this._entity=e,this._entity&&(this._entity instanceof ae?this._onEntityModelDestroyed=this._entity.model.on("destroyed",(()=>{this._entity=null,this._onEntityModelDestroyed=null})):this._onEntityDestroyed=this._entity.on("destroyed",(()=>{this._entity=null,this._onEntityDestroyed=null}))),this.fire("entity",this._entity,!0)}get entity(){return this._entity}set occludable(e){(e=!!e)!==this._occludable&&(this._occludable=e,this._occludable&&this._renderer.markerWorldPosUpdated(this))}get occludable(){return this._occludable}set worldPos(e){this._worldPos.set(e||[0,0,0]),K(this._worldPos,this._origin,this._rtcPos),this._occludable&&this._renderer.markerWorldPosUpdated(this),this._viewPosDirty=!0,this.fire("worldPos",this._worldPos),this._needUpdate()}get worldPos(){return this._worldPos}get origin(){return this._origin}get rtcPos(){return this._rtcPos}get viewPos(){return this._update(),this._viewPos}get canvasPos(){return this._update(),this._canvasPos}get visible(){return!!this._visible}destroy(){this.fire("destroyed",!0),this.scene.camera.off(this._onCameraViewMatrix),this.scene.camera.off(this._onCameraProjMatrix),this._entity&&(null!==this._onEntityDestroyed&&this._entity.model.off(this._onEntityDestroyed),null!==this._onEntityModelDestroyed&&this._entity.model.off(this._onEntityModelDestroyed)),this._renderer.removeMarker(this),super.destroy()}}const ce=()=>{};function ue(e,t,i){const s=e.getBoundingClientRect(),r=t.getBoundingClientRect();i[0]+=s.left-r.left,i[1]+=s.top-r.top}class de extends he{constructor(e,t,i,s={}){super(e,t);const r=(e,t)=>i=>{e&&e(i),this.fire(t,i,!0)};this._dot=new j(i,{fillColor:s.fillColor,zIndex:s.zIndex,onMouseOver:r(s.onMouseOver,"mouseover"),onMouseLeave:r(s.onMouseLeave,"mouseleave"),onMouseWheel:r(s.onMouseWheel,"wheel"),onMouseDown:r(s.onMouseDown,"mousedown"),onMouseUp:r(s.onMouseUp,"mouseup"),onMouseMove:r(s.onMouseMove,"mousemove"),onTouchstart:r(s.onTouchstart,"touchstart"),onTouchmove:r(s.onTouchmove,"touchmove"),onTouchend:r(s.onTouchend,"touchend"),onContextMenu:r(s.onContextMenu,"contextmenu")});const o=()=>{const t=this.canvasPos.slice();ue(e.canvas.canvas,i,t),this._dot.setPos(t[0],t[1])};this.on("worldPos",o);const n=e.camera.on("viewMatrix",o),a=e.camera.on("projMatrix",o);this._cleanup=()=>{e.camera.off(n),e.camera.off(a),this._dot.destroy()}}setClickable(e){this._dot.setClickable(e)}setCulled(e){this._dot.setCulled(e)}setFillColor(e){this._dot.setFillColor(e)}setHighlighted(e){this._dot.setHighlighted(e)}setOpacity(e){this._dot.setOpacity(e)}setVisible(e){this._dot.setVisible(e)}destroy(){this._cleanup(),super.destroy()}}function pe(e,t){const i=function(e,i){if(e in t)return t[e];if(void 0!==i)return i;throw"config missing: "+e},s=i("viewer"),r=i("ray2WorldPos"),o=i("handleMouseEvents",!1),n=i("handleTouchEvents",!1),a=i("onStart",ce),l=i("onMove",ce),A=i("onEnd",ce),h=s.scene,u=h.canvas.canvas,d=e=>{const t=c.vec2([e.clientX,e.clientY]);ue(u.ownerDocument.documentElement,u,t),l(t,(e=>{const t=c.vec3(),i=c.vec3();return c.canvasPosToWorldRay(u,h.camera.viewMatrix,h.camera.projMatrix,h.camera.projection,e,t,i),r(t,i,e)})(t))};let p=null;const f=function(e){const t=p.matchesEvent(e);t&&d(t)},g=function(t){const i=p.matchesEvent(t);i&&(e.setOpacity(b),p.cleanup(),d(i),A())},m=function(t,i){p&&p.cleanup(),e.setOpacity(1),e.setClickable(!1),s.cameraControl.active=!1,p={matchesEvent:t,cleanup:function(){p=null,e.setClickable(!0),s.cameraControl.active=!0,i()}},a()},_=[],v=function(t,i){const s=e.on(t,i);_.push((()=>e.off(s)))};if(o&&(v("mouseover",(()=>!p&&e.setOpacity(1))),v("mouseleave",(()=>!p&&e.setOpacity(b))),v("mousedown",(e=>{1===e.which&&(u.addEventListener("mousemove",f),u.addEventListener("mouseup",g),m((e=>1===e.which&&e),(()=>{u.removeEventListener("mousemove",f),u.removeEventListener("mouseup",g)})))}))),n){let e;v("touchstart",(t=>{t.preventDefault(),1===t.touches.length&&(e=t.touches[0].identifier,m((t=>[...t.changedTouches].find((t=>t.identifier===e))),(()=>{e=null})))})),v("touchmove",(e=>{e.preventDefault(),f(e)})),v("touchend",(e=>{e.preventDefault(),g(e)}))}const b=.8;return e.setOpacity(b),function(){p&&p.cleanup(),_.forEach((e=>e())),e.setOpacity(1)}}function fe(e){const t=function(t,i){if(t in e)return e[t];if(void 0!==i)return i;throw"config missing: "+t},i=t("viewer"),s=t("handleMouseEvents",!1),r=t("handleTouchEvents",!1),o=t("pointerLens",null),n=t("dots"),a=t("ray2WorldPos"),l=t("onEnd",ce),A=o?function(e){o.visible=!!e,e&&(o.canvasPos=e)}:()=>{},h=n.map((e=>{let t;return pe(e,{handleMouseEvents:s,handleTouchEvents:r,viewer:i,ray2WorldPos:(e,i,s)=>a(e,i,s)||t,onStart:()=>{t=e.worldPos.slice(),c(!1,e)},onMove:(t,i)=>{A(t),e.worldPos=i},onEnd:()=>{l(t,e)||(e.worldPos=t),A(null),c(!0,e)}})})),c=(e,t)=>n.forEach((i=>i!==t&&i.setClickable(e)));return c(!0),function(){h.forEach((e=>e())),A(null)}}const ge=function(e,t,i){return function(s,r,o){const n=e.scene,a=n.canvas.canvas,l=(e,t)=>(t[0]=e.clientX,t[1]=e.clientY,ue(a.ownerDocument.documentElement,a,t),t),A=e=>{const t=c.vec3(),s=c.vec3();return c.canvasPosToWorldRay(a,n.camera.viewMatrix,n.camera.projMatrix,n.camera.projection,e,t,s),i(t,s)};let h=null;const u=()=>{};let d,p=u;const f=function(){t.stop(),clearTimeout(h),e.cameraControl.active=!0,p=u,d=null},g=function(){f(),a.removeEventListener("touchstart",m),a.removeEventListener("touchmove",_),a.removeEventListener("touchend",v)},m=function(i){const o=i.touches;if(1!==o.length)f(),s();else{const i=o[0],s=l(i,c.vec2());A(s)&&(d=i.identifier,p=e=>{c.distVec2(s,e)>20&&f()},h=setTimeout((function(){t.start(s),h=setTimeout((function(){t.stop(),e.cameraControl.active=!1,p=e=>{r(e,A(e))},p(s)}),300)}),250))}};a.addEventListener("touchstart",m,{passive:!0});const _=function(e){const t=[...e.changedTouches].find((e=>e.identifier===d));t&&p(l(t,c.vec2()))};a.addEventListener("touchmove",_,{passive:!0});const v=function(e){const t=[...e.changedTouches].find((e=>e.identifier===d));if(t){g();const e=l(t,c.vec2());o(e,A(e))}};return a.addEventListener("touchend",v,{passive:!0}),g}};class me{constructor(e,t={}){this._color=t.color||"black",this._highlightClass="viewer-ruler-wire-highlighted",this._wire=document.createElement("div"),this._wire.className+=this._wire.className?" viewer-ruler-wire":"viewer-ruler-wire",this._wireClickable=document.createElement("div"),this._wireClickable.className+=this._wireClickable.className?" viewer-ruler-wire-clickable":"viewer-ruler-wire-clickable",this._thickness=t.thickness||1,this._thicknessClickable=t.thicknessClickable||6,this._visible=!0,this._culled=!1;var i=this._wire,s=i.style;s.border="solid "+this._thickness+"px "+this._color,s.position="absolute",s["z-index"]=void 0===t.zIndex?"2000001":t.zIndex,s.width="0px",s.height="0px",s.visibility="visible",s.top="0px",s.left="0px",s["-webkit-transform-origin"]="0 0",s["-moz-transform-origin"]="0 0",s["-ms-transform-origin"]="0 0",s["-o-transform-origin"]="0 0",s["transform-origin"]="0 0",s["-webkit-transform"]="rotate(0deg)",s["-moz-transform"]="rotate(0deg)",s["-ms-transform"]="rotate(0deg)",s["-o-transform"]="rotate(0deg)",s.transform="rotate(0deg)",s.opacity=1,s["pointer-events"]="none",t.onContextMenu,e.appendChild(i);var r=this._wireClickable,o=r.style;o.border="solid "+this._thicknessClickable+"px "+this._color,o.position="absolute",o["z-index"]=void 0===t.zIndex?"2000002":t.zIndex+1,o.width="0px",o.height="0px",o.visibility="visible",o.top="0px",o.left="0px",o["-webkit-transform-origin"]="0 0",o["-moz-transform-origin"]="0 0",o["-ms-transform-origin"]="0 0",o["-o-transform-origin"]="0 0",o["transform-origin"]="0 0",o["-webkit-transform"]="rotate(0deg)",o["-moz-transform"]="rotate(0deg)",o["-ms-transform"]="rotate(0deg)",o["-o-transform"]="rotate(0deg)",o.transform="rotate(0deg)",o.opacity=0,o["pointer-events"]="none",t.onContextMenu,e.appendChild(r),t.onMouseOver&&r.addEventListener("mouseover",(e=>{t.onMouseOver(e,this)})),t.onMouseLeave&&r.addEventListener("mouseleave",(e=>{t.onMouseLeave(e,this)})),t.onMouseWheel&&r.addEventListener("wheel",(e=>{t.onMouseWheel(e,this)})),t.onMouseDown&&r.addEventListener("mousedown",(e=>{t.onMouseDown(e,this)})),t.onMouseUp&&r.addEventListener("mouseup",(e=>{t.onMouseUp(e,this)})),t.onMouseMove&&r.addEventListener("mousemove",(e=>{t.onMouseMove(e,this)})),t.onContextMenu&&(H.isIphoneSafari()?(r.addEventListener("touchstart",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null),this._timeout=setTimeout((()=>{e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,t.onContextMenu(e,this),clearTimeout(this._timeout),this._timeout=null}),500)})),r.addEventListener("touchend",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null)}))):r.addEventListener("contextmenu",(e=>{console.log(e),t.onContextMenu(e,this),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")}))),this._x1=0,this._y1=0,this._x2=0,this._y2=0,this._update()}get visible(){return"visible"===this._wire.style.visibility}_update(){var e=Math.abs(Math.sqrt((this._x1-this._x2)*(this._x1-this._x2)+(this._y1-this._y2)*(this._y1-this._y2))),t=180*Math.atan2(this._y2-this._y1,this._x2-this._x1)/Math.PI,i=this._wire.style;i.width=Math.round(e)+"px",i.left=Math.round(this._x1)+"px",i.top=Math.round(this._y1)+"px",i["-webkit-transform"]="rotate("+t+"deg)",i["-moz-transform"]="rotate("+t+"deg)",i["-ms-transform"]="rotate("+t+"deg)",i["-o-transform"]="rotate("+t+"deg)",i.transform="rotate("+t+"deg)";var s=this._wireClickable.style;s.width=Math.round(e)+"px",s.left=Math.round(this._x1)+"px",s.top=Math.round(this._y1)+"px",s["-webkit-transform"]="rotate("+t+"deg)",s["-moz-transform"]="rotate("+t+"deg)",s["-ms-transform"]="rotate("+t+"deg)",s["-o-transform"]="rotate("+t+"deg)",s.transform="rotate("+t+"deg)"}setStartAndEnd(e,t,i,s){this._x1=e,this._y1=t,this._x2=i,this._y2=s,this._update()}setColor(e){this._color=e||"black",this._wire.style.border="solid "+this._thickness+"px "+this._color}setOpacity(e){this._wire.style.opacity=e}setVisible(e){this._visible!==e&&(this._visible=!!e,this._wire.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setCulled(e){this._culled!==e&&(this._culled=!!e,this._wire.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setClickable(e){this._wireClickable.style["pointer-events"]=e?"all":"none"}setHighlighted(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._wire.classList.add(this._highlightClass):this._wire.classList.remove(this._highlightClass))}destroy(e){this._wire.parentElement&&this._wire.parentElement.removeChild(this._wire),this._wireClickable.parentElement&&this._wireClickable.parentElement.removeChild(this._wireClickable)}}class _e{constructor(e,t={}){this._highlightClass="viewer-ruler-label-highlighted",this._prefix=t.prefix||"",this._x=0,this._y=0,this._visible=!0,this._culled=!1,this._label=document.createElement("div"),this._label.className+=this._label.className?" viewer-ruler-label":"viewer-ruler-label",this._timeout=null;var i=this._label,s=i.style;s["border-radius"]="5px",s.color="white",s.padding="4px",s.border="solid 1px",s.background="lightgreen",s.position="absolute",s["z-index"]=void 0===t.zIndex?"5000005":t.zIndex,s.width="auto",s.height="auto",s.visibility="visible",s.top="0px",s.left="0px",s["pointer-events"]="all",s.opacity=1,t.onContextMenu,i.innerText="",e.appendChild(i),this.setPos(t.x||0,t.y||0),this.setFillColor(t.fillColor),this.setBorderColor(t.fillColor),this.setText(t.text),t.onMouseOver&&i.addEventListener("mouseover",(e=>{t.onMouseOver(e,this),e.preventDefault()})),t.onMouseLeave&&i.addEventListener("mouseleave",(e=>{t.onMouseLeave(e,this),e.preventDefault()})),t.onMouseWheel&&i.addEventListener("wheel",(e=>{t.onMouseWheel(e,this)})),t.onMouseDown&&i.addEventListener("mousedown",(e=>{t.onMouseDown(e,this),e.stopPropagation()})),t.onMouseUp&&i.addEventListener("mouseup",(e=>{t.onMouseUp(e,this),e.stopPropagation()})),t.onMouseMove&&i.addEventListener("mousemove",(e=>{t.onMouseMove(e,this)})),t.onContextMenu&&(H.isIphoneSafari()?(i.addEventListener("touchstart",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null),this._timeout=setTimeout((()=>{e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,t.onContextMenu(e,this),clearTimeout(this._timeout),this._timeout=null}),500)})),i.addEventListener("touchend",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null)}))):i.addEventListener("contextmenu",(e=>{console.log(e),t.onContextMenu(e,this),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")})))}setPos(e,t){this._x=e,this._y=t;var i=this._label.style;i.left=Math.round(e)-20+"px",i.top=Math.round(t)-12+"px"}setPosOnWire(e,t,i,s){var r=e+.5*(i-e),o=t+.5*(s-t),n=this._label.style;n.left=Math.round(r)-20+"px",n.top=Math.round(o)-12+"px"}setPosBetweenWires(e,t,i,s,r,o){var n=(e+i+r)/3,a=(t+s+o)/3,l=this._label.style;l.left=Math.round(n)-20+"px",l.top=Math.round(a)-12+"px"}setText(e){this._label.innerHTML=this._prefix+(e||"")}setFillColor(e){this._fillColor=e||"lightgreen",this._label.style.background=this._fillColor}setBorderColor(e){this._borderColor=e||"black",this._label.style.border="solid 1px "+this._borderColor}setOpacity(e){this._label.style.opacity=e}setVisible(e){this._visible!==e&&(this._visible=!!e,this._label.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setCulled(e){this._culled!==e&&(this._culled=!!e,this._label.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setHighlighted(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._label.classList.add(this._highlightClass):this._label.classList.remove(this._highlightClass))}setClickable(e){this._label.style["pointer-events"]=e?"all":"none"}setPrefix(e){this._prefix!==e&&(this._prefix=e)}destroy(){this._label.parentElement&&this._label.parentElement.removeChild(this._label)}}var ve=c.vec3(),be=c.vec3();class ye extends D{constructor(e,t={}){if(super(e.viewer.scene,t),this.plugin=e,this._container=t.container,!this._container)throw"config missing: container";this._color=t.color||e.defaultColor;var i=this.plugin.viewer.scene;this._originWorld=c.vec3(),this._cornerWorld=c.vec3(),this._targetWorld=c.vec3(),this._wp=new Float64Array(12),this._vp=new Float64Array(12),this._pp=new Float64Array(12),this._cp=new Int16Array(6);const s=t.onMouseOver?e=>{t.onMouseOver(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseover",e))}:null,r=t.onMouseLeave?e=>{t.onMouseLeave(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseleave",e))}:null,o=t.onContextMenu?e=>{t.onContextMenu(e,this)}:null,n=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))},a=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousedown",e))},l=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseup",e))},A=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousemove",e))};this._originDot=new de(i,t.origin,this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._cornerDot=new de(i,t.corner,this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._targetDot=new de(i,t.target,this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._originWire=new me(this._container,{color:this._color||"blue",thickness:1,zIndex:e.zIndex,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._targetWire=new me(this._container,{color:this._color||"red",thickness:1,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._angleLabel=new _e(this._container,{fillColor:this._color||"#00BBFF",prefix:"",text:"",zIndex:e.zIndex+2,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._wpDirty=!1,this._vpDirty=!1,this._cpDirty=!1,this._visible=!1,this._originVisible=!1,this._cornerVisible=!1,this._targetVisible=!1,this._originWireVisible=!1,this._targetWireVisible=!1,this._angleVisible=!1,this._labelsVisible=!1,this._clickable=!1,this._originDot.on("worldPos",(e=>{this._originWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._cornerDot.on("worldPos",(e=>{this._cornerWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._targetDot.on("worldPos",(e=>{this._targetWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._onViewMatrix=i.camera.on("viewMatrix",(()=>{this._vpDirty=!0,this._needUpdate(0)})),this._onProjMatrix=i.camera.on("projMatrix",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onCanvasBoundary=i.canvas.on("boundary",(()=>{this._cpDirty=!0,this._needUpdate(0)})),this._onSectionPlaneUpdated=i.on("sectionPlaneUpdated",(()=>{this._sectionPlanesDirty=!0,this._needUpdate()})),this.approximate=t.approximate,this.visible=t.visible,this.originVisible=t.originVisible,this.cornerVisible=t.cornerVisible,this.targetVisible=t.targetVisible,this.originWireVisible=t.originWireVisible,this.targetWireVisible=t.targetWireVisible,this.angleVisible=t.angleVisible,this.labelsVisible=t.labelsVisible}_update(){if(!this._visible)return;const e=this.plugin.viewer.scene;if(this._wpDirty&&(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._cornerWorld[0],this._wp[5]=this._cornerWorld[1],this._wp[6]=this._cornerWorld[2],this._wp[7]=1,this._wp[8]=this._targetWorld[0],this._wp[9]=this._targetWorld[1],this._wp[10]=this._targetWorld[2],this._wp[11]=1,this._wpDirty=!1,this._vpDirty=!0),this._vpDirty&&(c.transformPositions4(e.camera.viewMatrix,this._wp,this._vp),this._vp[3]=1,this._vp[7]=1,this._vp[11]=1,this._vpDirty=!1,this._cpDirty=!0),this._sectionPlanesDirty){if(this._isSliced(this._wp))return this._angleLabel.setCulled(!0),this._originWire.setCulled(!0),this._targetWire.setCulled(!0),this._originDot.setCulled(!0),this._cornerDot.setCulled(!0),void this._targetDot.setCulled(!0);this._angleLabel.setCulled(!1),this._originWire.setCulled(!1),this._targetWire.setCulled(!1),this._originDot.setCulled(!1),this._cornerDot.setCulled(!1),this._targetDot.setCulled(!1),this._sectionPlanesDirty=!0}if(this._cpDirty){const d=-.3,p=this._originDot.viewPos[2],f=this._cornerDot.viewPos[2],g=this._targetDot.viewPos[2];if(p>d||f>d||g>d)return this._originDot.setVisible(!1),this._cornerDot.setVisible(!1),this._targetDot.setVisible(!1),this._originWire.setVisible(!1),this._targetWire.setVisible(!1),void this._angleLabel.setCulled(!0);c.transformPositions4(e.camera.project.matrix,this._vp,this._pp);var t=this._pp,i=this._cp,s=e.canvas.canvas.getBoundingClientRect();const m=this._container.getBoundingClientRect();for(var r=s.top-m.top,o=s.left-m.left,n=e.canvas.boundary,a=n[2],l=n[3],A=0,h=0,u=t.length;h<u;h+=4)i[A]=o+Math.floor((1+t[h+0]/t[h+3])*a/2),i[A+1]=r+Math.floor((1-t[h+1]/t[h+3])*l/2),A+=2;if(this._originWire.setStartAndEnd(i[0],i[1],i[2],i[3]),this._targetWire.setStartAndEnd(i[2],i[3],i[4],i[5]),this._angleLabel.setPosBetweenWires(i[0],i[1],i[2],i[3],i[4],i[5]),c.subVec3(this._originWorld,this._cornerWorld,ve),c.subVec3(this._targetWorld,this._cornerWorld,be),!(0===ve[0]&&0===ve[1]&&0===ve[2]||0===be[0]&&0===be[1]&&0===be[2])){const e=this._approximate?" ~ ":" = ";c.normalizeVec3(ve),c.normalizeVec3(be);const t=Math.abs(c.angleVec3(ve,be));this._angle=t/c.DEGTORAD,this._angleLabel.setText(e+this._angle.toFixed(2)+"°")}else this._angleLabel.setText("");this._originDot.setVisible(this._visible&&this._originVisible),this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._originWire.setVisible(this._visible&&this._originWireVisible),this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._angleLabel.setCulled(!(this._visible&&this._angleVisible&&this.labelsVisible)),this._cpDirty=!1}}_isSliced(e){const t=this.scene._sectionPlanesState.sectionPlanes;for(let i=0,s=t.length;i<s;i++){const s=t[i];if(c.planeClipsPositions3(s.pos,s.dir,e,4))return!0}return!1}set approximate(e){e=!1!==e,this._approximate!==e&&(this._approximate=e,this._cpDirty=!0,this._needUpdate(0))}get approximate(){return this._approximate}get origin(){return this._originDot}get corner(){return this._cornerDot}get target(){return this._targetDot}get angle(){return this._update(),this._angle}get color(){return this._color}set color(e){this._originDot.setFillColor(e),this._cornerDot.setFillColor(e),this._targetDot.setFillColor(e),this._originWire.setColor(e||"blue"),this._targetWire.setColor(e||"red"),this._angleLabel.setFillColor(e||"#00BBFF"),this._color=e}set visible(e){e=!1!==e,this._visible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._originWire.setVisible(this._visible&&this._originWireVisible),this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._angleLabel.setVisible(this._visible&&this._angleVisible),this._cpDirty=!0,this._needUpdate()}get visible(){return this._visible}set originVisible(e){e=!1!==e,this._originVisible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._cpDirty=!0,this._needUpdate()}get originVisible(){return this._originVisible}set cornerVisible(e){e=!1!==e,this._cornerVisible=e,this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._cpDirty=!0,this._needUpdate()}get cornerVisible(){return this._cornerVisible}set targetVisible(e){e=!1!==e,this._targetVisible=e,this._targetDot.setVisible(this._visible&&this._targetVisible),this._cpDirty=!0,this._needUpdate()}get targetVisible(){return this._targetVisible}set originWireVisible(e){e=!1!==e,this._originWireVisible=e,this._originWire.setVisible(this._visible&&this._originWireVisible),this._cpDirty=!0,this._needUpdate()}get originWireVisible(){return this._originWireVisible}set targetWireVisible(e){e=!1!==e,this._targetWireVisible=e,this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._cpDirty=!0,this._needUpdate()}get targetWireVisible(){return this._targetWireVisible}set angleVisible(e){e=!1!==e,this._angleVisible=e,this._angleLabel.setVisible(this._visible&&this._angleVisible),this._cpDirty=!0,this._needUpdate()}get angleVisible(){return this._angleVisible}set labelsVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsVisible,this._labelsVisible=e;var t=this._visible&&this._labelsVisible;this._angleLabel.setVisible(t),this._cpDirty=!0,this._needUpdate()}get labelsVisible(){return this._labelsVisible}setHighlighted(e){this._originDot.setHighlighted(e),this._cornerDot.setHighlighted(e),this._targetDot.setHighlighted(e),this._originWire.setHighlighted(e),this._targetWire.setHighlighted(e),this._angleLabel.setHighlighted(e)}set clickable(e){e=!!e,this._clickable=e,this._originDot.setClickable(this._clickable),this._cornerDot.setClickable(this._clickable),this._targetDot.setClickable(this._clickable),this._originWire.setClickable(this._clickable),this._targetWire.setClickable(this._clickable),this._angleLabel.setClickable(this._clickable)}get clickable(){return this._clickable}destroy(){const e=this.plugin.viewer.scene;this._onViewMatrix&&e.camera.off(this._onViewMatrix),this._onProjMatrix&&e.camera.off(this._onProjMatrix),this._onCanvasBoundary&&e.canvas.off(this._onCanvasBoundary),this._onSectionPlaneUpdated&&e.off(this._onSectionPlaneUpdated),this._originDot.destroy(),this._cornerDot.destroy(),this._targetDot.destroy(),this._originWire.destroy(),this._targetWire.destroy(),this._angleLabel.destroy(),super.destroy()}}class xe extends D{get active(){}set snapping(e){}get snapping(){return!0}activate(){}deactivate(){}reset(){}get currentMeasurement(){return null}destroy(){}}class Be extends xe{constructor(e,t={}){super(e.viewer.scene),this._canvasToPagePos=t.canvasToPagePos,this.pointerLens=t.pointerLens,this._active=!1,this._currentAngleMeasurement=null,this._initMarkerDiv(),this._snapping=!1!==t.snapping,this._mouseState=0,this._attachPlugin(e,t)}_initMarkerDiv(){const e=document.createElement("div"),t=this.scene.canvas.canvas;t.parentNode.insertBefore(e,t),e.style.background="black",e.style.border="2px solid blue",e.style.borderRadius="10px",e.style.width="5px",e.style.height="5px",e.style.top="-200px",e.style.left="-200px",e.style.margin="0 0",e.style.zIndex="100",e.style.position="absolute",e.style.pointerEvents="none",this.markerDiv=e}_destroyMarkerDiv(){this.markerDiv&&(this.markerDiv.parentNode.removeChild(this.markerDiv),this.markerDiv=null)}_attachPlugin(e,t={}){this.angleMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;this.markerDiv||this._initMarkerDiv(),this.angleMeasurementsPlugin;const e=this.scene;e.input;const t=e.canvas.canvas,i=this.angleMeasurementsPlugin.viewer.cameraControl,s=this.pointerLens;let r=!1,o=null,n=0,a=0;const l=c.vec3(),A=c.vec2();this._currentAngleMeasurement=null;const h=e=>e.offsetTop+(e.offsetParent&&e.offsetParent!==t.parentNode&&h(e.offsetParent)),u=e=>e.offsetLeft+(e.offsetParent&&e.offsetParent!==t.parentNode&&u(e.offsetParent)),d=c.vec2(),p=e=>{e.snappedToVertex||e.snappedToEdge?(s&&(s.visible=!0,s.canvasPos=e.canvasPos,s.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos,s.snapped=!0),this.markerDiv.style.background="greenyellow",this.markerDiv.style.border="2px solid green"):(s&&(s.visible=!0,s.canvasPos=e.canvasPos,s.snappedCanvasPos=e.canvasPos,s.snapped=!1),this.markerDiv.style.background="pink",this.markerDiv.style.border="2px solid red");const i=e.snappedCanvasPos||e.canvasPos;switch(r=!0,o=e.entity,l.set(e.worldPos),A.set(i),this._mouseState){case 0:this._canvasToPagePos?(this._canvasToPagePos(t,i,d),this.markerDiv.style.left=d[0]-5+"px",this.markerDiv.style.top=d[1]-5+"px"):(this.markerDiv.style.left=u(t)+i[0]-5+"px",this.markerDiv.style.top=h(t)+i[1]-5+"px");break;case 1:this._currentAngleMeasurement&&(this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.angleVisible=!1,this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.corner.entity=e.entity),this.markerDiv.style.left="-10000px",this.markerDiv.style.top="-10000px",t.style.cursor="pointer";break;case 2:this._currentAngleMeasurement&&(this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.target.entity=e.entity),this.markerDiv.style.left="-10000px",this.markerDiv.style.top="-10000px",t.style.cursor="pointer"}};this._onHoverSnapOrSurface=i.on("hoverSnapOrSurface",(e=>{this._snapping&&p(e)})),this._onHoverSurface=i.on("hoverSurface",(e=>{this._snapping||p(e)})),t.addEventListener("mousedown",this._onMouseDown=e=>{1===e.which&&(n=e.clientX,a=e.clientY)}),t.addEventListener("mouseup",this._onMouseUp=e=>{if(1===e.which&&!(e.clientX>n+20||e.clientX<n-20||e.clientY>a+20||e.clientY<a-20))switch(this._mouseState){case 0:r&&(this._currentAngleMeasurement=this.angleMeasurementsPlugin.createMeasurement({id:c.createUUID(),origin:{worldPos:l,entity:o},corner:{worldPos:l,entity:o},target:{worldPos:l,entity:o},approximate:!0}),this._currentAngleMeasurement.clickable=!1,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this._currentAngleMeasurement.origin.entity=o,this._mouseState=1,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement));break;case 1:r?(this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this._currentAngleMeasurement.corner.entity=o,this._mouseState=2):this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null,o=null,this._mouseState=0,this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement));break;case 2:r?(this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this._currentAngleMeasurement.target.entity=o,this._currentAngleMeasurement.clickable=!0,o=null,this.angleMeasurementsPlugin.fire("measurementEnd",this._currentAngleMeasurement),this._currentAngleMeasurement=null,this._mouseState=0):this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null,o=null,this._mouseState=0,this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement))}});const f=e=>{if(r=!1,s&&(s.visible=!0,s.pointerPos=e.canvasPos,s.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos,s.snapped=!1),this.markerDiv.style.left="-100px",this.markerDiv.style.top="-100px",this._currentAngleMeasurement){switch(this._mouseState){case 0:this._currentAngleMeasurement.originVisible=!1;break;case 1:this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.originWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1;break;case 2:this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1}t.style.cursor="default"}};this._onHoverSnapOrSurfaceOff=i.on("hoverSnapOrSurfaceOff",(e=>{this._snapping&&f(e)})),this._onHoverOff=i.on("hoverOff",(e=>{this._snapping||f(e)})),this._active=!0}deactivate(){if(!this._active)return;this.pointerLens&&(this.pointerLens.visible=!1),this.reset();const e=this.scene.canvas.canvas;e.removeEventListener("mousedown",this._onMouseDown),e.removeEventListener("mouseup",this._onMouseUp);const t=this.angleMeasurementsPlugin.viewer.cameraControl;t.off(this._onHoverSnapOrSurface),t.off(this._onHoverSurface),t.off(this._onHoverSnapOrSurfaceOff),t.off(this._onHoverOff),this._active=!1}reset(){this._active&&(this._destroyMarkerDiv(),this._initMarkerDiv(),this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._mouseState=0)}get currentMeasurement(){return this._currentAngleMeasurement}destroy(){this.deactivate(),super.destroy()}}class we extends D{constructor(e,t,i,s){const r=e.plugin.viewer;super(r.scene);const o=fe({viewer:r,handleMouseEvents:i,handleTouchEvents:s,pointerLens:t.pointerLens,dots:[e.origin,e.corner,e.target],ray2WorldPos:(e,i,s)=>{const o=e=>{const t=r.scene.pick({canvasPos:s,snapToEdge:e,snapToVertex:e,pickSurface:!0});return t&&t.worldPos?t.worldPos:e&&o(!1)};return o(!!t.snapping)},onEnd:(e,t)=>{const i=!c.compareVec3(e,t.worldPos);return i&&this.fire("edited"),i}}),n=e.on("destroyed",o);this._deactivate=function(){e.off("destroyed",n),o()}}deactivate(){this._deactivate(),super.destroy()}}const Pe=c.vec3(),Ce=c.vec3(),Me=c.vec3();class Ee extends he{constructor(e,t){if(super(e,t),this.plugin=t.plugin,this._container=t.container,!this._container)throw"config missing: container";if(!t.markerElement&&!t.markerHTML)throw"config missing: need either markerElement or markerHTML";if(!t.labelElement&&!t.labelHTML)throw"config missing: need either labelElement or labelHTML";this._htmlDirty=!1,t.markerElement?(this._marker=t.markerElement,this._marker.addEventListener("click",this._onMouseClickedExternalMarker=()=>{this.plugin.fire("markerClicked",this)}),this._marker.addEventListener("contextmenu",this._onContextMenuExtenalMarker=()=>{this.plugin.fire("contextmenu",this)}),this._marker.addEventListener("mouseenter",this._onMouseEnterExternalMarker=()=>{this.plugin.fire("markerMouseEnter",this)}),this._marker.addEventListener("mouseleave",this._onMouseLeaveExternalMarker=()=>{this.plugin.fire("markerMouseLeave",this)}),this._markerExternal=!0):(this._markerHTML=t.markerHTML,this._htmlDirty=!0,this._markerExternal=!1),t.labelElement?(this._label=t.labelElement,this._labelExternal=!0):(this._labelHTML=t.labelHTML,this._htmlDirty=!0,this._labelExternal=!1),this._markerShown=!!t.markerShown,this._labelShown=!!t.labelShown,this._values=t.values||{},this._layoutDirty=!0,this._visibilityDirty=!0,this._labelPosition=24,this._buildHTML(),this._onTick=this.scene.on("tick",(()=>{this._htmlDirty&&(this._buildHTML(),this._htmlDirty=!1,this._layoutDirty=!0,this._visibilityDirty=!0),(this._layoutDirty||this._visibilityDirty)&&(this._markerShown||this._labelShown)&&(this._updatePosition(),this._layoutDirty=!1),this._visibilityDirty&&(this._marker.style.visibility=this.visible&&this._markerShown?"visible":"hidden",this._label.style.visibility=this.visible&&this._markerShown&&this._labelShown?"visible":"hidden",this._visibilityDirty=!1)})),this.on("canvasPos",(()=>{this._layoutDirty=!0})),this.on("visible",(()=>{this._visibilityDirty=!0})),this.setMarkerShown(!1!==t.markerShown),this.setLabelShown(t.labelShown),this.eye=t.eye?t.eye.slice():null,this.look=t.look?t.look.slice():null,this.up=t.up?t.up.slice():null,this.projection=t.projection}_buildHTML(){if(!this._markerExternal){this._marker&&(this._container.removeChild(this._marker),this._marker=null);let e=this._markerHTML||"<p></p>";_.isArray(e)&&(e=e.join("")),e=this._renderTemplate(e.trim());const t=document.createRange().createContextualFragment(e);this._marker=t.firstChild,this._container.appendChild(this._marker),this._marker.style.visibility=this._markerShown?"visible":"hidden",this._marker.addEventListener("click",(()=>{this.plugin.fire("markerClicked",this)})),this._marker.addEventListener("contextmenu",(e=>{e.preventDefault(),this.plugin.fire("contextmenu",this)})),this._marker.addEventListener("mouseenter",(()=>{this.plugin.fire("markerMouseEnter",this)})),this._marker.addEventListener("mouseleave",(()=>{this.plugin.fire("markerMouseLeave",this)})),this._marker.addEventListener("wheel",(e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))}))}if(!this._labelExternal){this._label&&(this._container.removeChild(this._label),this._label=null);let e=this._labelHTML||"<p></p>";_.isArray(e)&&(e=e.join("")),e=this._renderTemplate(e.trim());const t=document.createRange().createContextualFragment(e);this._label=t.firstChild,this._container.appendChild(this._label),this._label.style.visibility=this._markerShown&&this._labelShown?"visible":"hidden",this._label.addEventListener("wheel",(e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))}))}}_updatePosition(){const e=e=>e+"px",t=this.scene.canvas.boundary,i=t[0]+this.canvasPos[0],s=t[1]+this.canvasPos[1],r=this._marker.getBoundingClientRect().width,o=i+("right"===this._markerAlign?-1:"center"===this._markerAlign?0:1)*(r/2-12);this._marker.style.left=e(o-r/2),this._marker.style.top=e(s-12),this._marker.style["z-index"]=90005+Math.floor(this._viewPos[2])+1;const n=this._label.getBoundingClientRect().width,a=Math.sign(this._labelPosition);this._label.style.left=e(o+a*(r/2+Math.abs(this._labelPosition)+n/2)-n/2),this._label.style.top=e(s-17),this._label.style["z-index"]=90005+Math.floor(this._viewPos[2])+1}_renderTemplate(e){for(var t in this._values)if(this._values.hasOwnProperty(t)){const i=this._values[t];e=e.replace(new RegExp("{{"+t+"}}","g"),i)}return e}setFromPickResult(e){if(e.worldPos&&e.worldNormal){const t=c.normalizeVec3(e.worldNormal,Pe),i=this.plugin&&this.plugin.surfaceOffset||0,s=c.mulVec3Scalar(t,i,Ce),r=c.addVec3(e.worldPos,s,Me);this.entity=e.entity,this.worldPos=r}else this.error("Param 'pickResult' does not have both worldPos and worldNormal")}setMarkerAlign(e){const t=["left","center","right"];t.includes(e)?(this._markerAlign=e,this._updatePosition()):this.error("Param 'align' should be one of: "+JSON.stringify(t))}setLabelPosition(e){"number"!=typeof e?this.error("Param 'position' is not a number"):0===e?this.error("Param 'position' is zero"):(this._labelPosition=e,this._updatePosition())}setMarkerShown(e){e=!!e,this._markerShown!==e&&(this._markerShown=e,this._visibilityDirty=!0)}getMarkerShown(){return this._markerShown}setLabelShown(e){e=!!e,this._labelShown!==e&&(this._labelShown=e,this._visibilityDirty=!0)}getLabelShown(){return this._labelShown}setField(e,t){this._values[e]=t||"",this._htmlDirty=!0}getField(e){return this._values[e]}setValues(e){for(var t in e)if(e.hasOwnProperty(t)){const i=e[t];this.setField(t,i)}}getValues(){return this._values}destroy(){this._marker&&(this._markerExternal?(this._marker.removeEventListener("click",this._onMouseClickedExternalMarker),this._marker.removeEventListener("contextmenu",this._onContextMenuExtenalMarker),this._marker.removeEventListener("mouseenter",this._onMouseEnterExternalMarker),this._marker.removeEventListener("mouseleave",this._onMouseLeaveExternalMarker),this._marker=null):(this._marker.parentNode.removeChild(this._marker),this._marker=null)),this._label&&(this._labelExternal||this._label.parentNode.removeChild(this._label),this._label=null),this.scene.off(this._onTick),super.destroy()}}class Fe extends D{get type(){return"Spinner"}constructor(e,t={}){super(e,t),this._canvas=t.canvas,this._element=null,this._isCustom=!1,t.elementId&&(this._element=document.getElementById(t.elementId),this._element?this._adjustPosition():this.error("Can't find given Spinner HTML element: '"+t.elementId+"' - will automatically create default element")),this._element||this._createDefaultSpinner(),this.processes=0}_createDefaultSpinner(){this._injectDefaultCSS();const e=document.createElement("div"),t=e.style;t["z-index"]="9000",t.position="absolute",e.innerHTML='<div class="sk-fading-circle">                <div class="sk-circle1 sk-circle"></div>                <div class="sk-circle2 sk-circle"></div>                <div class="sk-circle3 sk-circle"></div>                <div class="sk-circle4 sk-circle"></div>                <div class="sk-circle5 sk-circle"></div>                <div class="sk-circle6 sk-circle"></div>                <div class="sk-circle7 sk-circle"></div>                <div class="sk-circle8 sk-circle"></div>                <div class="sk-circle9 sk-circle"></div>                <div class="sk-circle10 sk-circle"></div>                <div class="sk-circle11 sk-circle"></div>                <div class="sk-circle12 sk-circle"></div>                </div>',this._canvas.parentElement.appendChild(e),this._element=e,this._isCustom=!1,this._adjustPosition()}_injectDefaultCSS(){const e="xeokit-spinner-css";if(document.getElementById(e))return;const t=document.createElement("style");t.innerHTML=".sk-fading-circle {        background: transparent;        margin: 20px auto;        width: 50px;        height:50px;        position: relative;        }        .sk-fading-circle .sk-circle {        width: 120%;        height: 120%;        position: absolute;        left: 0;        top: 0;        }        .sk-fading-circle .sk-circle:before {        content: '';        display: block;        margin: 0 auto;        width: 15%;        height: 15%;        background-color: #ff8800;        border-radius: 100%;        -webkit-animation: sk-circleFadeDelay 1.2s infinite ease-in-out both;        animation: sk-circleFadeDelay 1.2s infinite ease-in-out both;        }        .sk-fading-circle .sk-circle2 {        -webkit-transform: rotate(30deg);        -ms-transform: rotate(30deg);        transform: rotate(30deg);    }    .sk-fading-circle .sk-circle3 {        -webkit-transform: rotate(60deg);        -ms-transform: rotate(60deg);        transform: rotate(60deg);    }    .sk-fading-circle .sk-circle4 {        -webkit-transform: rotate(90deg);        -ms-transform: rotate(90deg);        transform: rotate(90deg);    }    .sk-fading-circle .sk-circle5 {        -webkit-transform: rotate(120deg);        -ms-transform: rotate(120deg);        transform: rotate(120deg);    }    .sk-fading-circle .sk-circle6 {        -webkit-transform: rotate(150deg);        -ms-transform: rotate(150deg);        transform: rotate(150deg);    }    .sk-fading-circle .sk-circle7 {        -webkit-transform: rotate(180deg);        -ms-transform: rotate(180deg);        transform: rotate(180deg);    }    .sk-fading-circle .sk-circle8 {        -webkit-transform: rotate(210deg);        -ms-transform: rotate(210deg);        transform: rotate(210deg);    }    .sk-fading-circle .sk-circle9 {        -webkit-transform: rotate(240deg);        -ms-transform: rotate(240deg);        transform: rotate(240deg);    }    .sk-fading-circle .sk-circle10 {        -webkit-transform: rotate(270deg);        -ms-transform: rotate(270deg);        transform: rotate(270deg);    }    .sk-fading-circle .sk-circle11 {        -webkit-transform: rotate(300deg);        -ms-transform: rotate(300deg);        transform: rotate(300deg);    }    .sk-fading-circle .sk-circle12 {        -webkit-transform: rotate(330deg);        -ms-transform: rotate(330deg);        transform: rotate(330deg);    }    .sk-fading-circle .sk-circle2:before {        -webkit-animation-delay: -1.1s;        animation-delay: -1.1s;    }    .sk-fading-circle .sk-circle3:before {        -webkit-animation-delay: -1s;        animation-delay: -1s;    }    .sk-fading-circle .sk-circle4:before {        -webkit-animation-delay: -0.9s;        animation-delay: -0.9s;    }    .sk-fading-circle .sk-circle5:before {        -webkit-animation-delay: -0.8s;        animation-delay: -0.8s;    }    .sk-fading-circle .sk-circle6:before {        -webkit-animation-delay: -0.7s;        animation-delay: -0.7s;    }    .sk-fading-circle .sk-circle7:before {        -webkit-animation-delay: -0.6s;        animation-delay: -0.6s;    }    .sk-fading-circle .sk-circle8:before {        -webkit-animation-delay: -0.5s;        animation-delay: -0.5s;    }    .sk-fading-circle .sk-circle9:before {        -webkit-animation-delay: -0.4s;        animation-delay: -0.4s;    }    .sk-fading-circle .sk-circle10:before {        -webkit-animation-delay: -0.3s;        animation-delay: -0.3s;    }    .sk-fading-circle .sk-circle11:before {        -webkit-animation-delay: -0.2s;        animation-delay: -0.2s;    }    .sk-fading-circle .sk-circle12:before {        -webkit-animation-delay: -0.1s;        animation-delay: -0.1s;    }    @-webkit-keyframes sk-circleFadeDelay {        0%, 39%, 100% { opacity: 0; }        40% { opacity: 1; }    }    @keyframes sk-circleFadeDelay {        0%, 39%, 100% { opacity: 0; }        40% { opacity: 1; }    }",t.id=e,document.body.appendChild(t)}_adjustPosition(){if(this._isCustom)return;const e=this._canvas,t=this._element,i=t.style;i.left=e.offsetLeft+.5*e.clientWidth-.5*t.clientWidth+"px",i.top=e.offsetTop+.5*e.clientHeight-.5*t.clientHeight+"px"}set processes(e){if(e=e||0,this._processes===e)return;if(e<0)return;const t=this._processes;this._processes=e;const i=this._element;i&&(i.style.visibility=this._processes>0?"visible":"hidden"),this.fire("processes",this._processes),0===this._processes&&this._processes!==t&&this.fire("zeroProcesses",this._processes)}get processes(){return this._processes}_destroy(){this._element&&!this._isCustom&&(this._element.parentNode.removeChild(this._element),this._element=null);const e=document.getElementById("xeokit-spinner-css");e&&e.parentNode.removeChild(e)}}const Ie=["webgl2","experimental-webgl","webkit-3d","moz-webgl","moz-glweb20"];class De extends D{constructor(e,t={}){super(e,t),this._backgroundColor=c.vec3([t.backgroundColor?t.backgroundColor[0]:1,t.backgroundColor?t.backgroundColor[1]:1,t.backgroundColor?t.backgroundColor[2]:1]),this._backgroundColorFromAmbientLight=!!t.backgroundColorFromAmbientLight,this.canvas=t.canvas,this.gl=null,this.webgl2=!1,this.transparent=!!t.transparent,this.contextAttr=t.contextAttr||{},this.contextAttr.alpha=this.transparent,this.contextAttr.preserveDrawingBuffer=!!this.contextAttr.preserveDrawingBuffer,this.contextAttr.stencil=!1,this.contextAttr.premultipliedAlpha=!!this.contextAttr.premultipliedAlpha,this.contextAttr.antialias=!1!==this.contextAttr.antialias,this.resolutionScale=t.resolutionScale,this.canvas.width=Math.round(this.canvas.clientWidth*this._resolutionScale),this.canvas.height=Math.round(this.canvas.clientHeight*this._resolutionScale),this.boundary=[this.canvas.offsetLeft,this.canvas.offsetTop,this.canvas.clientWidth,this.canvas.clientHeight],this._initWebGL(t);const i=this;this.canvas.addEventListener("webglcontextlost",this._webglcontextlostListener=function(e){console.time("webglcontextrestored"),i.scene._webglContextLost(),i.fire("webglcontextlost"),e.preventDefault()},!1),this.canvas.addEventListener("webglcontextrestored",this._webglcontextrestoredListener=function(e){i._initWebGL(),i.gl&&(i.scene._webglContextRestored(i.gl),i.fire("webglcontextrestored",i.gl),e.preventDefault()),console.timeEnd("webglcontextrestored")},!1);let s=!0;new ResizeObserver((e=>{for(const t of e)t.contentBoxSize&&(s=!0)})).observe(this.canvas),this._tick=this.scene.on("tick",(()=>{s&&(s=!1,i.canvas.width=Math.round(i.canvas.clientWidth*i._resolutionScale),i.canvas.height=Math.round(i.canvas.clientHeight*i._resolutionScale),i.boundary[0]=i.canvas.offsetLeft,i.boundary[1]=i.canvas.offsetTop,i.boundary[2]=i.canvas.clientWidth,i.boundary[3]=i.canvas.clientHeight,i.fire("boundary",i.boundary))})),this._spinner=new Fe(this.scene,{canvas:this.canvas,elementId:t.spinnerElementId})}get type(){return"Canvas"}get backgroundColorFromAmbientLight(){return this._backgroundColorFromAmbientLight}set backgroundColorFromAmbientLight(e){this._backgroundColorFromAmbientLight=!1!==e,this.glRedraw()}get backgroundColor(){return this._backgroundColor}set backgroundColor(e){e?(this._backgroundColor[0]=e[0],this._backgroundColor[1]=e[1],this._backgroundColor[2]=e[2]):(this._backgroundColor[0]=1,this._backgroundColor[1]=1,this._backgroundColor[2]=1),this.glRedraw()}get resolutionScale(){return this._resolutionScale}set resolutionScale(e){if((e=e||1)===this._resolutionScale)return;this._resolutionScale=e;const t=this.canvas;t.width=Math.round(t.clientWidth*this._resolutionScale),t.height=Math.round(t.clientHeight*this._resolutionScale),this.glRedraw()}get spinner(){return this._spinner}_createCanvas(){const e="xeokit-canvas-"+c.createUUID(),t=document.getElementsByTagName("body")[0],i=document.createElement("div"),s=i.style;s.height="100%",s.width="100%",s.padding="0",s.margin="0",s.background="rgba(0,0,0,0);",s.float="left",s.left="0",s.top="0",s.position="absolute",s.opacity="1.0",s["z-index"]="-10000",i.innerHTML+='<canvas id="'+e+'" style="width: 100%; height: 100%; float: left; margin: 0; padding: 0;"></canvas>',t.appendChild(i),this.canvas=document.getElementById(e)}_getElementXY(e){let t=0,i=0;for(;e;)t+=e.offsetLeft-e.scrollLeft,i+=e.offsetTop-e.scrollTop,e=e.offsetParent;return{x:t,y:i}}_initWebGL(){if(!this.gl)for(let e=0;!this.gl&&e<Ie.length;e++)try{this.gl=this.canvas.getContext(Ie[e],this.contextAttr)}catch(e){}this.gl||(this.error("Failed to get a WebGL context"),this.fire("webglContextFailed",!0,!0));{const e=this.gl;let t="__",i=e.activeTexture;e.activeTexture=function(e){t!==e&&(t=e,i.call(this,e))};let s={},r=e.bindTexture;e.bindTexture=function(e,i){s[t]!==i&&(s[t]=i,r.call(this,e,i))}}this.gl&&this.webgl2&&(this.gl.hint(this.gl.FRAGMENT_SHADER_DERIVATIVE_HINT,this.gl.FASTEST),this.gl,WebGL2RenderingContext)}getSnapshot(e){throw"Canvas#getSnapshot() has been replaced by Viewer#getSnapshot() - use that method instead."}readPixels(e,t,i,s){return this.scene._renderer.readPixels(e,t,i,s)}loseWebGLContext(){this.canvas.loseContext&&this.canvas.loseContext()}destroy(){this.scene.off(this._tick),this._spinner._destroy(),this.canvas.removeEventListener("webglcontextlost",this._webglcontextlostListener),this.canvas.removeEventListener("webglcontextrestored",this._webglcontextrestoredListener),this.gl=null,super.destroy()}}class Se{constructor(e){this._scene=e,this._matPool=[],this._matPoolNextFreeIndex=0,this._rtcViewMats={},this._rtcPickViewMats={},this.reset()}reset(){this._matPoolNextFreeIndex=0,this._rtcViewMats={},this._rtcPickViewMats={},this.gl=this._scene.canvas.gl,this.lastProgramId=null,this.pbrEnabled=!1,this.colorTextureEnabled=!1,this.withSAO=!1,this.backfaces=!1,this.frontface=!0,this.textureUnit=0,this.drawElements=0,this.drawArrays=0,this.useProgram=0,this.bindTexture=0,this.bindArray=0,this.pass=0,this.shadowViewMatrix=null,this.shadowProjMatrix=null,this.pickViewMatrix=null,this.pickProjMatrix=null,this.pickZNear=.01,this.pickZFar=5e3,this.pickInvisible=!1,this.pickElementsCount=null,this.pickElementsOffset=null,this.lineWidth=1,this.snapPickLayerParams={},this.snapPickLayerNumber=0,this.snapPickCoordinateScale=c.vec3(),this.snapPickOrigin=c.vec3()}getRTCViewMatrix(e,t){let i=this._rtcViewMats[e];return i||(i=this._getNewMat(),W(this._scene.camera.viewMatrix,t,i),this._rtcViewMats[e]=i),i}getRTCPickViewMatrix(e,t){let i=this._rtcPickViewMats[e];if(!i){i=this._getNewMat();const s=this.pickViewMatrix||this._scene.camera.viewMatrix;W(s,t,i),this._rtcPickViewMats[e]=i}return i}_getNewMat(){let e=this._matPool[this._matPoolNextFreeIndex];return e||(e=c.mat4(),this._matPool[this._matPoolNextFreeIndex]=e),this._matPoolNextFreeIndex++,e}}const Te={WEBGL:!1,SUPPORTED_EXTENSIONS:{}},Re=document.createElement("canvas");if(Re){const e=Re.getContext("webgl",{antialias:!0})||Re.getContext("experimental-webgl",{antialias:!0});Te.WEBGL=!!e,Te.WEBGL&&(Te.ANTIALIAS=e.getContextAttributes().antialias,e.getShaderPrecisionFormat?e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.HIGH_FLOAT).precision>0?Te.FS_MAX_FLOAT_PRECISION="highp":e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.MEDIUM_FLOAT).precision>0?Te.FS_MAX_FLOAT_PRECISION="mediump":Te.FS_MAX_FLOAT_PRECISION="lowp":Te.FS_MAX_FLOAT_PRECISION="mediump",Te.DEPTH_BUFFER_BITS=e.getParameter(e.DEPTH_BITS),Te.MAX_TEXTURE_SIZE=e.getParameter(e.MAX_TEXTURE_SIZE),Te.MAX_CUBE_MAP_SIZE=e.getParameter(e.MAX_CUBE_MAP_TEXTURE_SIZE),Te.MAX_RENDERBUFFER_SIZE=e.getParameter(e.MAX_RENDERBUFFER_SIZE),Te.MAX_TEXTURE_UNITS=e.getParameter(e.MAX_COMBINED_TEXTURE_IMAGE_UNITS),Te.MAX_TEXTURE_IMAGE_UNITS=e.getParameter(e.MAX_TEXTURE_IMAGE_UNITS),Te.MAX_VERTEX_ATTRIBS=e.getParameter(e.MAX_VERTEX_ATTRIBS),Te.MAX_VERTEX_UNIFORM_VECTORS=e.getParameter(e.MAX_VERTEX_UNIFORM_VECTORS),Te.MAX_FRAGMENT_UNIFORM_VECTORS=e.getParameter(e.MAX_FRAGMENT_UNIFORM_VECTORS),Te.MAX_VARYING_VECTORS=e.getParameter(e.MAX_VARYING_VECTORS),e.getSupportedExtensions().forEach((function(e){Te.SUPPORTED_EXTENSIONS[e]=!0})))}class Le{constructor(){this.entity=null,this.primitive=null,this.primIndex=-1,this.pickSurfacePrecision=!1,this.touchInput=!1,this.snappedToEdge=!1,this.snappedToVertex=!1,this._origin=new Float64Array([0,0,0]),this._direction=new Float64Array([0,0,0]),this._indices=new Int32Array(3),this._localPos=new Float64Array([0,0,0]),this._worldPos=new Float64Array([0,0,0]),this._viewPos=new Float64Array([0,0,0]),this._canvasPos=new Int16Array([0,0]),this._snappedCanvasPos=new Int16Array([0,0]),this._bary=new Float64Array([0,0,0]),this._worldNormal=new Float64Array([0,0,0]),this._uv=new Float64Array([0,0]),this.reset()}get canvasPos(){return this._gotCanvasPos?this._canvasPos:null}set canvasPos(e){e?(this._canvasPos[0]=e[0],this._canvasPos[1]=e[1],this._gotCanvasPos=!0):this._gotCanvasPos=!1}get origin(){return this._gotOrigin?this._origin:null}set origin(e){e?(this._origin[0]=e[0],this._origin[1]=e[1],this._origin[2]=e[2],this._gotOrigin=!0):this._gotOrigin=!1}get direction(){return this._gotDirection?this._direction:null}set direction(e){e?(this._direction[0]=e[0],this._direction[1]=e[1],this._direction[2]=e[2],this._gotDirection=!0):this._gotDirection=!1}get indices(){return this.entity&&this._gotIndices?this._indices:null}set indices(e){e?(this._indices[0]=e[0],this._indices[1]=e[1],this._indices[2]=e[2],this._gotIndices=!0):this._gotIndices=!1}get localPos(){return this.entity&&this._gotLocalPos?this._localPos:null}set localPos(e){e?(this._localPos[0]=e[0],this._localPos[1]=e[1],this._localPos[2]=e[2],this._gotLocalPos=!0):this._gotLocalPos=!1}get snappedCanvasPos(){return this._gotSnappedCanvasPos?this._snappedCanvasPos:null}set snappedCanvasPos(e){e?(this._snappedCanvasPos[0]=e[0],this._snappedCanvasPos[1]=e[1],this._gotSnappedCanvasPos=!0):this._gotSnappedCanvasPos=!1}get worldPos(){return this._gotWorldPos?this._worldPos:null}set worldPos(e){e?(this._worldPos[0]=e[0],this._worldPos[1]=e[1],this._worldPos[2]=e[2],this._gotWorldPos=!0):this._gotWorldPos=!1}get viewPos(){return this.entity&&this._gotViewPos?this._viewPos:null}set viewPos(e){e?(this._viewPos[0]=e[0],this._viewPos[1]=e[1],this._viewPos[2]=e[2],this._gotViewPos=!0):this._gotViewPos=!1}get bary(){return this.entity&&this._gotBary?this._bary:null}set bary(e){e?(this._bary[0]=e[0],this._bary[1]=e[1],this._bary[2]=e[2],this._gotBary=!0):this._gotBary=!1}get worldNormal(){return this.entity&&this._gotWorldNormal?this._worldNormal:null}set worldNormal(e){e?(this._worldNormal[0]=e[0],this._worldNormal[1]=e[1],this._worldNormal[2]=e[2],this._gotWorldNormal=!0):this._gotWorldNormal=!1}get uv(){return this.entity&&this._gotUV?this._uv:null}set uv(e){e?(this._uv[0]=e[0],this._uv[1]=e[1],this._gotUV=!0):this._gotUV=!1}get snapped(){return this.snappedToEdge||this.snappedToVertex}reset(){this.entity=null,this.primIndex=-1,this.primitive=null,this.pickSurfacePrecision=!1,this._gotCanvasPos=!1,this._gotSnappedCanvasPos=!1,this._gotOrigin=!1,this._gotDirection=!1,this._gotIndices=!1,this._gotLocalPos=!1,this._gotWorldPos=!1,this._gotViewPos=!1,this._gotBary=!1,this._gotWorldNormal=!1,this._gotUV=!1,this.touchInput=!1,this.snappedToEdge=!1,this.snappedToVertex=!1}}class Ue{constructor(e,t,i){if(this.allocated=!1,this.compiled=!1,this.handle=e.createShader(t),this.handle){if(this.allocated=!0,e.shaderSource(this.handle,i),e.compileShader(this.handle),this.compiled=e.getShaderParameter(this.handle,e.COMPILE_STATUS),!this.compiled&&!e.isContextLost()){const t=i.split("\n"),s=[];for(let e=0;e<t.length;e++)s.push(e+1+": "+t[e]+"\n");this.errors=[],this.errors.push(""),this.errors.push(e.getShaderInfoLog(this.handle)),this.errors=this.errors.concat(s.join(""))}}else this.errors=["Failed to allocate"]}destroy(){}}class Oe{constructor(e,t){this.bindTexture=function(i,s){return!!i.bind(s)&&(e.uniform1i(t,s),!0)}}}class ke{constructor(e,t){this._gl=e,this.location=t}bindArrayBuffer(e){e&&(e.bind(),this._gl.enableVertexAttribArray(this.location),this._gl.vertexAttribPointer(this.location,e.itemSize,e.itemType,e.normalized,e.stride,e.offset))}}const Ne=new e({});function Qe(e){const t=[];let i,s;for(let r=0,o=e.length;r<o;r++)i=e[r],s=i.indexOf("/"),s>0&&"/"===i.charAt(s+1)&&(i=i.substring(0,s)),t.push(i);return t.join("\n")}function Ve(e){console.error(e.join("\n"))}class He{constructor(e,t){this.id=Ne.addItem({}),this.source=t,this.init(e)}init(e){if(this.gl=e,this.allocated=!1,this.compiled=!1,this.linked=!1,this.validated=!1,this.errors=null,this.uniforms={},this.samplers={},this.attributes={},this._vertexShader=new Ue(e,e.VERTEX_SHADER,Qe(this.source.vertex)),this._fragmentShader=new Ue(e,e.FRAGMENT_SHADER,Qe(this.source.fragment)),!this._vertexShader.allocated)return this.errors=["Vertex shader failed to allocate"].concat(this._vertexShader.errors),void Ve(this.errors);if(!this._fragmentShader.allocated)return this.errors=["Fragment shader failed to allocate"].concat(this._fragmentShader.errors),void Ve(this.errors);if(this.allocated=!0,!this._vertexShader.compiled)return this.errors=["Vertex shader failed to compile"].concat(this._vertexShader.errors),void Ve(this.errors);if(!this._fragmentShader.compiled)return this.errors=["Fragment shader failed to compile"].concat(this._fragmentShader.errors),void Ve(this.errors);let t,i,s,r,o;if(this.compiled=!0,this.handle=e.createProgram(),!this.handle)return void(this.errors=["Failed to allocate program"]);if(e.attachShader(this.handle,this._vertexShader.handle),e.attachShader(this.handle,this._fragmentShader.handle),e.linkProgram(this.handle),this.linked=e.getProgramParameter(this.handle,e.LINK_STATUS),this.validated=!0,!this.linked||!this.validated)return this.errors=[],this.errors.push(""),this.errors.push(e.getProgramInfoLog(this.handle)),this.errors.push("\nVertex shader:\n"),this.errors=this.errors.concat(this.source.vertex),this.errors.push("\nFragment shader:\n"),this.errors=this.errors.concat(this.source.fragment),void Ve(this.errors);const n=e.getProgramParameter(this.handle,e.ACTIVE_UNIFORMS);for(i=0;i<n;++i)s=e.getActiveUniform(this.handle,i),s&&(r=s.name,"\0"===r[r.length-1]&&(r=r.substr(0,r.length-1)),o=e.getUniformLocation(this.handle,r),s.type===e.SAMPLER_2D||s.type===e.SAMPLER_CUBE||35682===s.type||e instanceof WebGL2RenderingContext&&(s.type===e.UNSIGNED_INT_SAMPLER_2D||s.type===e.INT_SAMPLER_2D)?this.samplers[r]=new Oe(e,o):this.uniforms[r]=o);const a=e.getProgramParameter(this.handle,e.ACTIVE_ATTRIBUTES);for(i=0;i<a;i++)t=e.getActiveAttrib(this.handle,i),t&&(o=e.getAttribLocation(this.handle,t.name),this.attributes[t.name]=new ke(e,o));this.allocated=!0}bind(){this.allocated&&this.gl.useProgram(this.handle)}getLocation(e){if(this.allocated)return this.uniforms[e]}getAttribute(e){if(this.allocated)return this.attributes[e]}bindTexture(e,t,i){if(!this.allocated)return!1;const s=this.samplers[e];return!!s&&s.bindTexture(t,i)}destroy(){this.allocated&&(Ne.removeItem(this.id),this.gl.deleteProgram(this.handle),this.gl.deleteShader(this._vertexShader.handle),this.gl.deleteShader(this._fragmentShader.handle),this.handle=null,this.attributes=null,this.uniforms=null,this.samplers=null,this.allocated=!1)}}class je{constructor(e,t,i,s,r,o,n,a,l){switch(this._gl=e,this.type=t,this.allocated=!1,i.constructor){case Uint8Array:this.itemType=e.UNSIGNED_BYTE,this.itemByteSize=1;break;case Int8Array:this.itemType=e.BYTE,this.itemByteSize=1;break;case Uint16Array:this.itemType=e.UNSIGNED_SHORT,this.itemByteSize=2;break;case Int16Array:this.itemType=e.SHORT,this.itemByteSize=2;break;case Uint32Array:this.itemType=e.UNSIGNED_INT,this.itemByteSize=4;break;case Int32Array:this.itemType=e.INT,this.itemByteSize=4;break;default:this.itemType=e.FLOAT,this.itemByteSize=4}this.usage=o,this.length=0,this.dataLength=s,this.numItems=0,this.itemSize=r,this.normalized=!!n,this.stride=a||0,this.offset=l||0,this._allocate(i)}_allocate(e){if(this.allocated=!1,this._handle=this._gl.createBuffer(),!this._handle)throw"Failed to allocate WebGL ArrayBuffer";this._handle&&(this._gl.bindBuffer(this.type,this._handle),this._gl.bufferData(this.type,e.length>this.dataLength?e.slice(0,this.dataLength):e,this.usage),this._gl.bindBuffer(this.type,null),this.length=e.length,this.numItems=this.length/this.itemSize,this.allocated=!0)}setData(e,t){this.allocated&&(e.length+(t||0)>this.length?(this.destroy(),this._allocate(e)):(this._gl.bindBuffer(this.type,this._handle),t||0===t?this._gl.bufferSubData(this.type,t*this.itemByteSize,e):this._gl.bufferData(this.type,e,this.usage),this._gl.bindBuffer(this.type,null)))}bind(){this.allocated&&this._gl.bindBuffer(this.type,this._handle)}unbind(){this.allocated&&this._gl.bindBuffer(this.type,null)}destroy(){this.allocated&&(this._gl.deleteBuffer(this._handle),this._handle=null,this.allocated=!1)}}class Ge{constructor(e,t){this.scene=e,this.aabb=c.AABB3(),this.origin=c.vec3(t),this.originHash=this.origin.join(),this.numMarkers=0,this.markers={},this.markerList=[],this.markerIndices={},this.positions=[],this.indices=[],this.positionsBuf=null,this.lenPositionsBuf=0,this.indicesBuf=null,this.sectionPlanesActive=[],this.culledBySectionPlanes=!1,this.occlusionTestList=[],this.lenOcclusionTestList=0,this.pixels=[],this.aabbDirty=!1,this.markerListDirty=!1,this.positionsDirty=!0,this.occlusionTestListDirty=!1}addMarker(e){this.markers[e.id]=e,this.markerListDirty=!0,this.numMarkers++}markerWorldPosUpdated(e){if(!this.markers[e.id])return;const t=this.markerIndices[e.id];this.positions[3*t+0]=e.worldPos[0],this.positions[3*t+1]=e.worldPos[1],this.positions[3*t+2]=e.worldPos[2],this.positionsDirty=!0}removeMarker(e){delete this.markers[e.id],this.markerListDirty=!0,this.numMarkers--}update(){this.markerListDirty&&(this._buildMarkerList(),this.markerListDirty=!1,this.positionsDirty=!0,this.occlusionTestListDirty=!0),this.positionsDirty&&(this._buildPositions(),this.positionsDirty=!1,this.aabbDirty=!0,this.vbosDirty=!0),this.aabbDirty&&(this._buildAABB(),this.aabbDirty=!1),this.vbosDirty&&(this._buildVBOs(),this.vbosDirty=!1),this.occlusionTestListDirty&&this._buildOcclusionTestList(),this._updateActiveSectionPlanes()}_buildMarkerList(){for(var e in this.numMarkers=0,this.markers)this.markers.hasOwnProperty(e)&&(this.markerList[this.numMarkers]=this.markers[e],this.markerIndices[e]=this.numMarkers,this.numMarkers++);this.markerList.length=this.numMarkers}_buildPositions(){let e=0;for(let t=0;t<this.numMarkers;t++)if(this.markerList[t]){const i=this.markerList[t].rtcPos;this.positions[e++]=i[0],this.positions[e++]=i[1],this.positions[e++]=i[2],this.indices[t]=t}this.positions.length=3*this.numMarkers,this.indices.length=this.numMarkers}_buildAABB(){const e=this.aabb;c.collapseAABB3(e),c.expandAABB3Points3(e,this.positions);const t=this.origin;e[0]+=t[0],e[1]+=t[1],e[2]+=t[2],e[3]+=t[0],e[4]+=t[1],e[5]+=t[2]}_buildVBOs(){if(this.positionsBuf){if(this.lenPositionsBuf===this.positions.length)return void this.positionsBuf.setData(new Float32Array(this.positions));this.positionsBuf.destroy(),this.positionsBuf=null,this.indicesBuf.destroy(),this.indicesBuf=null}const e=this.scene.canvas.gl,t=3*this.numMarkers,i=this.numMarkers;this.positionsBuf=new je(e,e.ARRAY_BUFFER,new Float32Array(this.positions),t,3,e.STATIC_DRAW),this.indicesBuf=new je(e,e.ELEMENT_ARRAY_BUFFER,new Uint16Array(this.indices),i,1,e.STATIC_DRAW),this.lenPositionsBuf=this.positions.length}_buildOcclusionTestList(){const e=this.scene.canvas,t=this.scene.camera.perspective.near,i=e.boundary,s=i[2],r=i[3];let o=0;this.lenOcclusionTestList=0;for(let e=0;e<this.numMarkers;e++){const i=this.markerList[e];if(i.viewPos[2]>-t){i._setVisible(!1);continue}const n=i.canvasPos,a=n[0],l=n[1];a+10<0||l+10<0||a-10>s||l-10>r?i._setVisible(!1):!i.entity||i.entity.visible?i.occludable?(this.occlusionTestList[this.lenOcclusionTestList++]=i,this.pixels[o++]=a,this.pixels[o++]=l):i._setVisible(!0):i._setVisible(!1)}}_updateActiveSectionPlanes(){const e=this.scene._sectionPlanesState.sectionPlanes,t=e.length;if(t>0)for(let i=0;i<t;i++){const t=e[i];if(t.active){const e=c.planeAABB3Intersect(t.dir,t.dist,this.aabb);if(-1===e)return void(this.culledBySectionPlanes=!0);const s=0===e;this.sectionPlanesActive[i]=s}else this.sectionPlanesActive[i]=!1}this.culledBySectionPlanes=!1}destroy(){this.markers={},this.markerList.length=0,this.positionsBuf&&this.positionsBuf.destroy(),this.indicesBuf&&this.indicesBuf.destroy()}}const ze=c.vec3([1,0,0]),We=c.vec3();class Ke{constructor(e,t){this._scene=e,this._renderBufferManager=t,this._occlusionLayers={},this._occlusionLayersList=[],this._occlusionLayersListDirty=!1,this._shaderSource=null,this._program=null,this._shaderSourceHash=null,this._shaderSourceDirty=!0,this._programDirty=!1,this._markersToOcclusionLayersMap={},this._onCameraViewMatrix=e.camera.on("viewMatrix",(()=>{this._occlusionTestListDirty=!0})),this._onCameraProjMatrix=e.camera.on("projMatrix",(()=>{this._occlusionTestListDirty=!0})),this._onCanvasBoundary=e.canvas.on("boundary",(()=>{this._occlusionTestListDirty=!0}))}addMarker(e){const t=e.origin.join();let i=this._occlusionLayers[t];i||(i=new Ge(this._scene,e.origin),this._occlusionLayers[i.originHash]=i,this._occlusionLayersListDirty=!0),i.addMarker(e),this._markersToOcclusionLayersMap[e.id]=i,this._occlusionTestListDirty=!0}markerWorldPosUpdated(e){const t=this._markersToOcclusionLayersMap[e.id];if(!t)return;const i=e.origin.join();if(i!==t.originHash){1===t.numMarkers?(t.destroy(),delete this._occlusionLayers[t.originHash],this._occlusionLayersListDirty=!0):t.removeMarker(e);let s=this._occlusionLayers[i];s||(s=new Ge(this._scene,e.origin),this._occlusionLayers[i]=s,this._occlusionLayersListDirty=!0),s.addMarker(e),this._markersToOcclusionLayersMap[e.id]=s}else t.markerWorldPosUpdated(e)}removeMarker(e){const t=e.origin.join();let i=this._occlusionLayers[t];i&&(1===i.numMarkers?(i.destroy(),delete this._occlusionLayers[i.originHash],this._occlusionLayersListDirty=!0):i.removeMarker(e),delete this._markersToOcclusionLayersMap[e.id])}get needOcclusionTest(){return this._occlusionTestListDirty}bindRenderBuf(){const e=[this._scene.canvas.canvas.id,this._scene._sectionPlanesState.getHash()].join(";");if(e!==this._shaderSourceHash&&(this._shaderSourceHash=e,this._shaderSourceDirty=!0),this._shaderSourceDirty&&(this._buildShaderSource(),this._shaderSourceDirty=!1,this._programDirty=!0),this._programDirty&&(this._buildProgram(),this._programDirty=!1,this._occlusionTestListDirty=!0),this._occlusionLayersListDirty&&(this._buildOcclusionLayersList(),this._occlusionLayersListDirty=!1),this._occlusionTestListDirty){for(let e=0,t=this._occlusionLayersList.length;e<t;e++){this._occlusionLayersList[e].occlusionTestListDirty=!0}this._occlusionTestListDirty=!1}this._readPixelBuf=this._renderBufferManager.getRenderBuffer("occlusionReadPix"),this._readPixelBuf.bind(),this._readPixelBuf.clear()}_buildOcclusionLayersList(){let e=0;for(let t in this._occlusionLayers)this._occlusionLayers.hasOwnProperty(t)&&(this._occlusionLayersList[e++]=this._occlusionLayers[t]);this._occlusionLayersList.length=e}_buildShaderSource(){this._shaderSource={vertex:this._buildVertexShaderSource(),fragment:this._buildFragmentShaderSource()}}_buildVertexShaderSource(){const e=this._scene,t=e._sectionPlanesState.sectionPlanes.length>0,i=[];return i.push("#version 300 es"),i.push("// OcclusionTester vertex shader"),i.push("in vec3 position;"),i.push("uniform mat4 modelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&i.push("out vec4 vWorldPosition;"),i.push("void main(void) {"),i.push("vec4 worldPosition = vec4(position, 1.0); "),i.push("   vec4 viewPosition = viewMatrix * worldPosition;"),t&&i.push("   vWorldPosition = worldPosition;"),i.push("   vec4 clipPos = projMatrix * viewPosition;"),i.push("   gl_PointSize = 20.0;"),e.logarithmicDepthBufferEnabled?i.push("vFragDepth = 1.0 + clipPos.w;"):e.markerZOffset<0&&i.push("clipPos.z += "+e.markerZOffset+";"),i.push("   gl_Position = clipPos;"),i.push("}"),i}_buildFragmentShaderSource(){const e=this._scene,t=e._sectionPlanesState,i=t.sectionPlanes.length>0,s=[];if(s.push("#version 300 es"),s.push("// OcclusionTester fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;");for(let e=0;e<t.sectionPlanes.length;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  float dist = 0.0;");for(var r=0;r<t.sectionPlanes.length;r++)s.push("if (sectionPlaneActive"+r+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vec4(1.0, 0.0, 0.0, 1.0); "),s.push("}"),s}_buildProgram(){this._program&&this._program.destroy();const e=this._scene,t=e.canvas.gl,i=e._sectionPlanesState;if(this._program=new He(t,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,t=i.sectionPlanes.length;e<t;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC"))}drawMarkers(){const e=this._scene,t=e.canvas.gl,i=this._program,s=e._sectionPlanesState,r=e.camera,o=e.camera.project;if(i.bind(),t.uniformMatrix4fv(this._uProjMatrix,!1,r._project._state.matrix),e.logarithmicDepthBufferEnabled){const e=2/(Math.log(o.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,e)}for(let e=0,i=this._occlusionLayersList.length;e<i;e++){const i=this._occlusionLayersList[e];if(i.update(),i.culledBySectionPlanes)continue;const o=i.origin;t.uniformMatrix4fv(this._uViewMatrix,!1,W(r.viewMatrix,o));const n=s.sectionPlanes.length;if(n>0){const e=s.sectionPlanes;for(let s=0;s<n;s++){const r=this._uSectionPlanes[s];if(r){const n=i.sectionPlanesActive[s];if(t.uniform1i(r.active,n?1:0),n){const i=e[s];t.uniform3fv(r.pos,J(i.dist,i.dir,o,We)),t.uniform3fv(r.dir,i.dir)}}}}this._aPosition.bindArrayBuffer(i.positionsBuf);const a=i.indicesBuf;a.bind(),t.drawElements(t.POINTS,a.numItems,a.itemType,0)}}doOcclusionTest(){{const e=this._scene.canvas.resolutionScale,t=255*ze[0],i=255*ze[1],s=255*ze[2];for(let r=0,o=this._occlusionLayersList.length;r<o;r++){const o=this._occlusionLayersList[r];for(let r=0;r<o.lenOcclusionTestList;r++){const n=o.occlusionTestList[r],a=2*r,l=this._readPixelBuf.read(Math.round(o.pixels[a]*e),Math.round(o.pixels[a+1]*e)),A=l[0]===t&&l[1]===i&&l[2]===s;n._setVisible(A)}}}}unbindRenderBuf(){this._readPixelBuf.unbind()}destroy(){if(!this.destroyed){for(let e=0,t=this._occlusionLayersList.length;e<t;e++){this._occlusionLayersList[e].destroy()}this._program&&this._program.destroy(),this._scene.camera.off(this._onCameraViewMatrix),this._scene.camera.off(this._onCameraProjMatrix),this._scene.canvas.off(this._onCanvasBoundary),this.destroyed=!0}}}const Xe=c.vec2();class Je{constructor(e){this._scene=e,this._numSamples=null,this._program=null,this._programError=!1,this._aPosition=null,this._aUV=null,this._uDepthTexture="uDepthTexture",this._uCameraNear=null,this._uCameraFar=null,this._uCameraProjectionMatrix=null,this._uCameraInverseProjectionMatrix=null,this._uScale=null,this._uIntensity=null,this._uBias=null,this._uKernelRadius=null,this._uMinResolution=null,this._uRandomSeed=null,this._uvBuf=null,this._positionsBuf=null,this._indicesBuf=null}render(e){if(this._build(),this._programError)return;this._getInverseProjectMat||(this._getInverseProjectMat=(()=>{let e=!0;this._scene.camera.on("projMatrix",(function(){e=!0}));const t=c.mat4();return()=>(e&&c.inverseMat4(s.camera.projMatrix,t),t)})());const t=this._scene.canvas.gl,i=this._program,s=this._scene,r=s.sao,o=t.drawingBufferWidth,n=t.drawingBufferHeight,a=s.camera.project._state,l=a.near,A=a.far,h=a.matrix,u=this._getInverseProjectMat(),d=Math.random(),p="perspective"===s.camera.projection;Xe[0]=o,Xe[1]=n,t.viewport(0,0,o,n),t.clearColor(0,0,0,1),t.disable(t.DEPTH_TEST),t.disable(t.BLEND),t.frontFace(t.CCW),t.clear(t.COLOR_BUFFER_BIT),i.bind(),t.uniform1f(this._uCameraNear,l),t.uniform1f(this._uCameraFar,A),t.uniformMatrix4fv(this._uCameraProjectionMatrix,!1,h),t.uniformMatrix4fv(this._uCameraInverseProjectionMatrix,!1,u),t.uniform1i(this._uPerspective,p),t.uniform1f(this._uScale,r.scale*(A/5)),t.uniform1f(this._uIntensity,r.intensity),t.uniform1f(this._uBias,r.bias),t.uniform1f(this._uKernelRadius,r.kernelRadius),t.uniform1f(this._uMinResolution,r.minResolution),t.uniform2fv(this._uViewport,Xe),t.uniform1f(this._uRandomSeed,d);const f=e.getDepthTexture();i.bindTexture(this._uDepthTexture,f,0),this._aUV.bindArrayBuffer(this._uvBuf),this._aPosition.bindArrayBuffer(this._positionsBuf),this._indicesBuf.bind(),t.drawElements(t.TRIANGLES,this._indicesBuf.numItems,this._indicesBuf.itemType,0)}_build(){let e=!1;const t=this._scene.sao;if(t.numSamples!==this._numSamples&&(this._numSamples=Math.floor(t.numSamples),e=!0),!e)return;const i=this._scene.canvas.gl;if(this._program&&(this._program.destroy(),this._program=null),this._program=new He(i,{vertex:["#version 300 es\n                    precision highp float;\n                    precision highp int;\n                    \n                    in vec3 aPosition;\n                    in vec2 aUV;            \n                    \n                    out vec2 vUV;\n                    \n                    void main () {\n                        gl_Position = vec4(aPosition, 1.0);\n                        vUV = aUV;\n                    }"],fragment:[`#version 300 es      \n                precision highp float;\n                precision highp int;           \n                \n                #define NORMAL_TEXTURE 0\n                #define PI 3.14159265359\n                #define PI2 6.28318530718\n                #define EPSILON 1e-6\n                #define NUM_SAMPLES ${this._numSamples}\n                #define NUM_RINGS 4              \n            \n                in vec2        vUV;\n            \n                uniform sampler2D   uDepthTexture;\n               \n                uniform float       uCameraNear;\n                uniform float       uCameraFar;\n                uniform mat4        uProjectMatrix;\n                uniform mat4        uInverseProjectMatrix;\n                \n                uniform bool        uPerspective;\n\n                uniform float       uScale;\n                uniform float       uIntensity;\n                uniform float       uBias;\n                uniform float       uKernelRadius;\n                uniform float       uMinResolution;\n                uniform vec2        uViewport;\n                uniform float       uRandomSeed;\n\n                float pow2( const in float x ) { return x*x; }\n                \n                highp float rand( const in vec2 uv ) {\n                    const highp float a = 12.9898, b = 78.233, c = 43758.5453;\n                    highp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n                    return fract(sin(sn) * c);\n                }\n\n                vec3 packNormalToRGB( const in vec3 normal ) {\n                    return normalize( normal ) * 0.5 + 0.5;\n                }\n\n                vec3 unpackRGBToNormal( const in vec3 rgb ) {\n                    return 2.0 * rgb.xyz - 1.0;\n                }\n\n                const float packUpscale = 256. / 255.;\n                const float unpackDownScale = 255. / 256.; \n\n                const vec3 packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\n                const vec4 unPackFactors = unpackDownScale / vec4( packFactors, 1. );   \n\n                const float shiftRights = 1. / 256.;\n\n                vec4 packFloatToRGBA( const in float v ) {\n                    vec4 r = vec4( fract( v * packFactors ), v );\n                    r.yzw -= r.xyz * shiftRights; \n                    return r * packUpscale;\n                }\n\n                float unpackRGBAToFloat( const in vec4 v ) {                   \n                    return dot( floor( v * 255.0 + 0.5 ) / 255.0, unPackFactors );\n                }\n                \n                float perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n                    return ( near * far ) / ( ( far - near ) * invClipZ - far );\n                }\n\n                float orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n                    return linearClipZ * ( near - far ) - near;\n                }\n                \n                float getDepth( const in vec2 screenPosition ) {\n                    return vec4(texture(uDepthTexture, screenPosition)).r;\n                }\n\n                float getViewZ( const in float depth ) {\n                     if (uPerspective) {\n                         return perspectiveDepthToViewZ( depth, uCameraNear, uCameraFar );\n                     } else {\n                        return orthographicDepthToViewZ( depth, uCameraNear, uCameraFar );\n                     }\n                }\n\n                vec3 getViewPos( const in vec2 screenPos, const in float depth, const in float viewZ ) {\n                \tfloat clipW = uProjectMatrix[2][3] * viewZ + uProjectMatrix[3][3];\n                \tvec4 clipPosition = vec4( ( vec3( screenPos, depth ) - 0.5 ) * 2.0, 1.0 );\n                \tclipPosition *= clipW; \n                \treturn ( uInverseProjectMatrix * clipPosition ).xyz;\n                }\n\n                vec3 getViewNormal( const in vec3 viewPosition, const in vec2 screenPos ) {               \n                    return normalize( cross( dFdx( viewPosition ), dFdy( viewPosition ) ) );\n                }\n\n                float scaleDividedByCameraFar;\n                float minResolutionMultipliedByCameraFar;\n\n                float getOcclusion( const in vec3 centerViewPosition, const in vec3 centerViewNormal, const in vec3 sampleViewPosition ) {\n                \tvec3 viewDelta = sampleViewPosition - centerViewPosition;\n                \tfloat viewDistance = length( viewDelta );\n                \tfloat scaledScreenDistance = scaleDividedByCameraFar * viewDistance;\n                \treturn max(0.0, (dot(centerViewNormal, viewDelta) - minResolutionMultipliedByCameraFar) / scaledScreenDistance - uBias) / (1.0 + pow2( scaledScreenDistance ) );\n                }\n\n                const float ANGLE_STEP = PI2 * float( NUM_RINGS ) / float( NUM_SAMPLES );\n                const float INV_NUM_SAMPLES = 1.0 / float( NUM_SAMPLES );\n\n                float getAmbientOcclusion( const in vec3 centerViewPosition ) {\n            \n                \tscaleDividedByCameraFar = uScale / uCameraFar;\n                \tminResolutionMultipliedByCameraFar = uMinResolution * uCameraFar;\n                \tvec3 centerViewNormal = getViewNormal( centerViewPosition, vUV );\n\n                \tfloat angle = rand( vUV + uRandomSeed ) * PI2;\n                \tvec2 radius = vec2( uKernelRadius * INV_NUM_SAMPLES ) / uViewport;\n                \tvec2 radiusStep = radius;\n\n                \tfloat occlusionSum = 0.0;\n                \tfloat weightSum = 0.0;\n\n                \tfor( int i = 0; i < NUM_SAMPLES; i ++ ) {\n                \t\tvec2 sampleUv = vUV + vec2( cos( angle ), sin( angle ) ) * radius;\n                \t\tradius += radiusStep;\n                \t\tangle += ANGLE_STEP;\n\n                \t\tfloat sampleDepth = getDepth( sampleUv );\n                \t\tif( sampleDepth >= ( 1.0 - EPSILON ) ) {\n                \t\t\tcontinue;\n                \t\t}\n\n                \t\tfloat sampleViewZ = getViewZ( sampleDepth );\n                \t\tvec3 sampleViewPosition = getViewPos( sampleUv, sampleDepth, sampleViewZ );\n                \t\tocclusionSum += getOcclusion( centerViewPosition, centerViewNormal, sampleViewPosition );\n                \t\tweightSum += 1.0;\n                \t}\n\n                \tif( weightSum == 0.0 ) discard;\n\n                \treturn occlusionSum * ( uIntensity / weightSum );\n                }\n\n                out vec4 outColor;\n   \n                void main() {\n                \n                \tfloat centerDepth = getDepth( vUV );\n                \t\n                \tif( centerDepth >= ( 1.0 - EPSILON ) ) {\n                \t\tdiscard;\n                \t}\n\n                \tfloat centerViewZ = getViewZ( centerDepth );\n                \tvec3 viewPosition = getViewPos( vUV, centerDepth, centerViewZ );\n\n                \tfloat ambientOcclusion = getAmbientOcclusion( viewPosition );\n                \n                \toutColor = packFloatToRGBA(  1.0- ambientOcclusion );\n                }`]}),this._program.errors)return console.error(this._program.errors.join("\n")),void(this._programError=!0);const s=new Float32Array([1,1,0,1,0,0,1,0]),r=new Float32Array([1,1,0,-1,1,0,-1,-1,0,1,-1,0]),o=new Uint32Array([0,1,2,0,2,3]);this._positionsBuf=new je(i,i.ARRAY_BUFFER,r,r.length,3,i.STATIC_DRAW),this._uvBuf=new je(i,i.ARRAY_BUFFER,s,s.length,2,i.STATIC_DRAW),this._indicesBuf=new je(i,i.ELEMENT_ARRAY_BUFFER,o,o.length,1,i.STATIC_DRAW),this._program.bind(),this._uCameraNear=this._program.getLocation("uCameraNear"),this._uCameraFar=this._program.getLocation("uCameraFar"),this._uCameraProjectionMatrix=this._program.getLocation("uProjectMatrix"),this._uCameraInverseProjectionMatrix=this._program.getLocation("uInverseProjectMatrix"),this._uPerspective=this._program.getLocation("uPerspective"),this._uScale=this._program.getLocation("uScale"),this._uIntensity=this._program.getLocation("uIntensity"),this._uBias=this._program.getLocation("uBias"),this._uKernelRadius=this._program.getLocation("uKernelRadius"),this._uMinResolution=this._program.getLocation("uMinResolution"),this._uViewport=this._program.getLocation("uViewport"),this._uRandomSeed=this._program.getLocation("uRandomSeed"),this._aPosition=this._program.getAttribute("aPosition"),this._aUV=this._program.getAttribute("aUV"),this._dirty=!1}destroy(){this._program&&(this._program.destroy(),this._program=null)}}const Ye=new Float32Array(it(17,[0,1])),Ze=new Float32Array(it(17,[1,0])),qe=new Float32Array(function(e,t){const i=[];for(let s=0;s<=e;s++)i.push(tt(s,t));return i}(17,4)),$e=new Float32Array(2);class et{constructor(e){this._scene=e,this._program=null,this._programError=!1,this._aPosition=null,this._aUV=null,this._uDepthTexture="uDepthTexture",this._uOcclusionTexture="uOcclusionTexture",this._uViewport=null,this._uCameraNear=null,this._uCameraFar=null,this._uCameraProjectionMatrix=null,this._uCameraInverseProjectionMatrix=null,this._uvBuf=null,this._positionsBuf=null,this._indicesBuf=null,this.init()}init(){const e=this._scene.canvas.gl;if(this._program=new He(e,{vertex:["#version 300 es\n                precision highp float;\n                precision highp int;\n                    \n                in vec3 aPosition;\n                in vec2 aUV;\n                uniform vec2 uViewport;\n                out vec2 vUV;\n                out vec2 vInvSize;\n                void main () {\n                    vUV = aUV;\n                    vInvSize = 1.0 / uViewport;\n                    gl_Position = vec4(aPosition, 1.0);\n                }"],fragment:["#version 300 es\n                precision highp float;\n                precision highp int;\n                    \n                #define PI 3.14159265359\n                #define PI2 6.28318530718\n                #define EPSILON 1e-6\n\n                #define KERNEL_RADIUS 16\n\n                in vec2        vUV;\n                in vec2        vInvSize;\n            \n                uniform sampler2D   uDepthTexture;\n                uniform sampler2D   uOcclusionTexture;              \n               \n                uniform float       uCameraNear;\n                uniform float       uCameraFar;               \n                uniform float       uDepthCutoff;\n\n                uniform vec2        uSampleOffsets[ KERNEL_RADIUS + 1 ];\n                uniform float       uSampleWeights[ KERNEL_RADIUS + 1 ];\n\n                const float         unpackDownscale = 255. / 256.; \n\n                const vec3          packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\n                const vec4          unpackFactors = unpackDownscale / vec4( packFactors, 1. );   \n\n                const float packUpscale = 256. / 255.;\n       \n                const float shiftRights = 1. / 256.;\n                \n                float unpackRGBAToFloat( const in vec4 v ) {\n                    return dot( floor( v * 255.0 + 0.5 ) / 255.0, unpackFactors );\n                }               \n\n                vec4 packFloatToRGBA( const in float v ) {\n                    vec4 r = vec4( fract( v * packFactors ), v );\n                    r.yzw -= r.xyz * shiftRights; \n                    return r * packUpscale;\n                }\n\n                float viewZToOrthographicDepth( const in float viewZ) {\n                    return ( viewZ + uCameraNear ) / ( uCameraNear - uCameraFar );\n                }\n              \n                float orthographicDepthToViewZ( const in float linearClipZ) {\n                    return linearClipZ * ( uCameraNear - uCameraFar ) - uCameraNear;\n                }\n\n                float viewZToPerspectiveDepth( const in float viewZ) {\n                    return (( uCameraNear + viewZ ) * uCameraFar ) / (( uCameraFar - uCameraNear ) * viewZ );\n                }\n                \n                float perspectiveDepthToViewZ( const in float invClipZ) {\n                    return ( uCameraNear * uCameraFar ) / ( ( uCameraFar - uCameraNear ) * invClipZ - uCameraFar );\n                }\n\n                float getDepth( const in vec2 screenPosition ) {\n                    return vec4(texture(uDepthTexture, screenPosition)).r;\n                }\n\n                float getViewZ( const in float depth ) {\n                     return perspectiveDepthToViewZ( depth );\n                }\n\n                out vec4 outColor;\n        \n                void main() {\n                \n                    float depth = getDepth( vUV );\n                    if( depth >= ( 1.0 - EPSILON ) ) {\n                        discard;\n                    }\n\n                    float centerViewZ = -getViewZ( depth );\n                    bool rBreak = false;\n                    bool lBreak = false;\n\n                    float weightSum = uSampleWeights[0];\n                    float occlusionSum = unpackRGBAToFloat(texture( uOcclusionTexture, vUV )) * weightSum;\n\n                    for( int i = 1; i <= KERNEL_RADIUS; i ++ ) {\n\n                        float sampleWeight = uSampleWeights[i];\n                        vec2 sampleUVOffset = uSampleOffsets[i] * vInvSize;\n\n                        vec2 sampleUV = vUV + sampleUVOffset;\n                        float viewZ = -getViewZ( getDepth( sampleUV ) );\n\n                        if( abs( viewZ - centerViewZ ) > uDepthCutoff ) {\n                            rBreak = true;\n                        }\n\n                        if( ! rBreak ) {\n                            occlusionSum += unpackRGBAToFloat(texture( uOcclusionTexture, sampleUV )) * sampleWeight;\n                            weightSum += sampleWeight;\n                        }\n\n                        sampleUV = vUV - sampleUVOffset;\n                        viewZ = -getViewZ( getDepth( sampleUV ) );\n\n                        if( abs( viewZ - centerViewZ ) > uDepthCutoff ) {\n                            lBreak = true;\n                        }\n\n                        if( ! lBreak ) {\n                            occlusionSum += unpackRGBAToFloat(texture( uOcclusionTexture, sampleUV )) * sampleWeight;\n                            weightSum += sampleWeight;\n                        }\n                    }\n\n                    outColor = packFloatToRGBA(occlusionSum / weightSum);\n                }"]}),this._program.errors)return console.error(this._program.errors.join("\n")),void(this._programError=!0);const t=new Float32Array([1,1,0,1,0,0,1,0]),i=new Float32Array([1,1,0,-1,1,0,-1,-1,0,1,-1,0]),s=new Uint32Array([0,1,2,0,2,3]);this._positionsBuf=new je(e,e.ARRAY_BUFFER,i,i.length,3,e.STATIC_DRAW),this._uvBuf=new je(e,e.ARRAY_BUFFER,t,t.length,2,e.STATIC_DRAW),this._indicesBuf=new je(e,e.ELEMENT_ARRAY_BUFFER,s,s.length,1,e.STATIC_DRAW),this._program.bind(),this._uViewport=this._program.getLocation("uViewport"),this._uCameraNear=this._program.getLocation("uCameraNear"),this._uCameraFar=this._program.getLocation("uCameraFar"),this._uDepthCutoff=this._program.getLocation("uDepthCutoff"),this._uSampleOffsets=e.getUniformLocation(this._program.handle,"uSampleOffsets"),this._uSampleWeights=e.getUniformLocation(this._program.handle,"uSampleWeights"),this._aPosition=this._program.getAttribute("aPosition"),this._aUV=this._program.getAttribute("aUV")}render(e,t,i){if(this._programError)return;this._getInverseProjectMat||(this._getInverseProjectMat=(()=>{let e=!0;this._scene.camera.on("projMatrix",(function(){e=!0}));const t=c.mat4();return()=>(e&&c.inverseMat4(o.camera.projMatrix,t),t)})());const s=this._scene.canvas.gl,r=this._program,o=this._scene,n=s.drawingBufferWidth,a=s.drawingBufferHeight,l=o.camera.project._state,A=l.near,h=l.far;s.viewport(0,0,n,a),s.clearColor(0,0,0,1),s.enable(s.DEPTH_TEST),s.disable(s.BLEND),s.frontFace(s.CCW),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT),r.bind(),$e[0]=n,$e[1]=a,s.uniform2fv(this._uViewport,$e),s.uniform1f(this._uCameraNear,A),s.uniform1f(this._uCameraFar,h),s.uniform1f(this._uDepthCutoff,.01),0===i?s.uniform2fv(this._uSampleOffsets,Ze):s.uniform2fv(this._uSampleOffsets,Ye),s.uniform1fv(this._uSampleWeights,qe);const u=e.getDepthTexture(),d=t.getTexture();r.bindTexture(this._uDepthTexture,u,0),r.bindTexture(this._uOcclusionTexture,d,1),this._aUV.bindArrayBuffer(this._uvBuf),this._aPosition.bindArrayBuffer(this._positionsBuf),this._indicesBuf.bind(),s.drawElements(s.TRIANGLES,this._indicesBuf.numItems,this._indicesBuf.itemType,0)}destroy(){this._program.destroy()}}function tt(e,t){return Math.exp(-e*e/(t*t*2))/(Math.sqrt(2*Math.PI)*t)}function it(e,t){const i=[];for(let s=0;s<=e;s++)i.push(t[0]*s),i.push(t[1]*s);return i}class st{constructor(e,t,i){i=i||{},this.gl=t,this.allocated=!1,this.canvas=e,this.buffer=null,this.bound=!1,this.size=i.size,this._hasDepthTexture=!!i.depthTexture}setSize(e){this.size=e}webglContextRestored(e){this.gl=e,this.buffer=null,this.allocated=!1,this.bound=!1}bind(...e){if(this._touch(...e),this.bound)return;const t=this.gl;t.bindFramebuffer(t.FRAMEBUFFER,this.buffer.framebuf),this.bound=!0}createTexture(e,t,i=null){const s=this.gl,r=s.createTexture();return s.bindTexture(s.TEXTURE_2D,r),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MIN_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MAG_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_S,s.CLAMP_TO_EDGE),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_T,s.CLAMP_TO_EDGE),i?s.texStorage2D(s.TEXTURE_2D,1,i,e,t):s.texImage2D(s.TEXTURE_2D,0,s.RGBA,e,t,0,s.RGBA,s.UNSIGNED_BYTE,null),r}_touch(...e){let t,i;const s=this.gl;if(this.size?(t=this.size[0],i=this.size[1]):(t=s.drawingBufferWidth,i=s.drawingBufferHeight),this.buffer){if(this.buffer.width===t&&this.buffer.height===i)return;this.buffer.textures.forEach((e=>s.deleteTexture(e))),s.deleteFramebuffer(this.buffer.framebuf),s.deleteRenderbuffer(this.buffer.renderbuf)}const r=[];let o;e.length>0?r.push(...e.map((e=>this.createTexture(t,i,e)))):r.push(this.createTexture(t,i)),this._hasDepthTexture&&(o=s.createTexture(),s.bindTexture(s.TEXTURE_2D,o),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MAG_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MIN_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_S,s.CLAMP_TO_EDGE),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_T,s.CLAMP_TO_EDGE),s.texImage2D(s.TEXTURE_2D,0,s.DEPTH_COMPONENT32F,t,i,0,s.DEPTH_COMPONENT,s.FLOAT,null));const n=s.createRenderbuffer();s.bindRenderbuffer(s.RENDERBUFFER,n),s.renderbufferStorage(s.RENDERBUFFER,s.DEPTH_COMPONENT32F,t,i);const a=s.createFramebuffer();s.bindFramebuffer(s.FRAMEBUFFER,a);for(let e=0;e<r.length;e++)s.framebufferTexture2D(s.FRAMEBUFFER,s.COLOR_ATTACHMENT0+e,s.TEXTURE_2D,r[e],0);if(e.length>0&&s.drawBuffers(r.map(((e,t)=>s.COLOR_ATTACHMENT0+t))),this._hasDepthTexture?s.framebufferTexture2D(s.FRAMEBUFFER,s.DEPTH_ATTACHMENT,s.TEXTURE_2D,o,0):s.framebufferRenderbuffer(s.FRAMEBUFFER,s.DEPTH_ATTACHMENT,s.RENDERBUFFER,n),s.bindTexture(s.TEXTURE_2D,null),s.bindRenderbuffer(s.RENDERBUFFER,null),s.bindFramebuffer(s.FRAMEBUFFER,null),s.bindFramebuffer(s.FRAMEBUFFER,a),!s.isFramebuffer(a))throw"Invalid framebuffer";s.bindFramebuffer(s.FRAMEBUFFER,null);const l=s.checkFramebufferStatus(s.FRAMEBUFFER);switch(l){case s.FRAMEBUFFER_COMPLETE:break;case s.FRAMEBUFFER_INCOMPLETE_ATTACHMENT:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_ATTACHMENT";case s.FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT";case s.FRAMEBUFFER_INCOMPLETE_DIMENSIONS:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_DIMENSIONS";case s.FRAMEBUFFER_UNSUPPORTED:throw"Incomplete framebuffer: FRAMEBUFFER_UNSUPPORTED";default:throw"Incomplete framebuffer: "+l}this.buffer={framebuf:a,renderbuf:n,texture:r[0],textures:r,depthTexture:o,width:t,height:i},this.bound=!1}clear(){if(!this.bound)throw"Render buffer not bound";const e=this.gl;e.clear(e.COLOR_BUFFER_BIT|e.DEPTH_BUFFER_BIT)}read(e,t,i=null,s=null,r=Uint8Array,o=4,n=0){const a=e,l=this.buffer.height?this.buffer.height-t-1:this.gl.drawingBufferHeight-t,A=new r(o),h=this.gl;return h.readBuffer(h.COLOR_ATTACHMENT0+n),h.readPixels(a,l,1,1,i||h.RGBA,s||h.UNSIGNED_BYTE,A,0),A}readArray(e=null,t=null,i=Uint8Array,s=4,r=0){const o=new i(this.buffer.width*this.buffer.height*s),n=this.gl;return n.readBuffer(n.COLOR_ATTACHMENT0+r),n.readPixels(0,0,this.buffer.width,this.buffer.height,e||n.RGBA,t||n.UNSIGNED_BYTE,o,0),o}readImageAsCanvas(){const e=this.gl,t=this._getImageDataCache(),i=t.pixelData,s=t.canvas,r=t.imageData,o=t.context;e.readPixels(0,0,this.buffer.width,this.buffer.height,e.RGBA,e.UNSIGNED_BYTE,i);const n=this.buffer.width,a=this.buffer.height,l=a/2|0,A=4*n,h=new Uint8Array(4*n);for(let e=0;e<l;++e){const t=e*A,s=(a-e-1)*A;h.set(i.subarray(t,t+A)),i.copyWithin(t,s,s+A),i.set(h,s)}return r.data.set(i),o.putImageData(r,0,0),s}readImage(e){const t=this.gl,i=this._getImageDataCache(),s=i.pixelData,r=i.canvas,o=i.imageData,n=i.context,{width:a,height:l}=this.buffer;t.readPixels(0,0,a,l,t.RGBA,t.UNSIGNED_BYTE,s),o.data.set(s),n.putImageData(o,0,0),n.save(),n.globalCompositeOperation="copy",n.scale(1,-1),n.drawImage(r,0,-l,a,l),n.restore();let A=e.format||"png";return"jpeg"!==A&&"png"!==A&&"bmp"!==A&&(console.error("Unsupported image format: '"+A+"' - supported types are 'jpeg', 'bmp' and 'png' - defaulting to 'png'"),A="png"),r.toDataURL(`image/${A}`)}_getImageDataCache(e=Uint8Array,t=4){const i=this.buffer.width,s=this.buffer.height;let r=this._imageDataCache;if(r&&(r.width===i&&r.height===s||(this._imageDataCache=null,r=null)),!r){const o=document.createElement("canvas"),n=o.getContext("2d");o.width=i,o.height=s,r={pixelData:new e(i*s*t),canvas:o,context:n,imageData:n.createImageData(i,s),width:i,height:s},this._imageDataCache=r}return r.context.resetTransform(),r}unbind(){const e=this.gl;e.bindFramebuffer(e.FRAMEBUFFER,null),this.bound=!1}getTexture(e=0){const t=this;return this._texture||(this._texture={renderBuffer:this,bind:function(i){return!(!t.buffer||!t.buffer.textures[e])&&(t.gl.activeTexture(t.gl["TEXTURE"+i]),t.gl.bindTexture(t.gl.TEXTURE_2D,t.buffer.textures[e]),!0)},unbind:function(i){t.buffer&&t.buffer.textures[e]&&(t.gl.activeTexture(t.gl["TEXTURE"+i]),t.gl.bindTexture(t.gl.TEXTURE_2D,null))}})}hasDepthTexture(){return this._hasDepthTexture}getDepthTexture(){if(!this._hasDepthTexture)return null;const e=this;return this._depthTexture||(this._dethTexture={renderBuffer:this,bind:function(t){return!(!e.buffer||!e.buffer.depthTexture)&&(e.gl.activeTexture(e.gl["TEXTURE"+t]),e.gl.bindTexture(e.gl.TEXTURE_2D,e.buffer.depthTexture),!0)},unbind:function(t){e.buffer&&e.buffer.depthTexture&&(e.gl.activeTexture(e.gl["TEXTURE"+t]),e.gl.bindTexture(e.gl.TEXTURE_2D,null))}})}destroy(){if(this.allocated){const e=this.gl;this.buffer.textures.forEach((t=>e.deleteTexture(t))),e.deleteTexture(this.buffer.depthTexture),e.deleteFramebuffer(this.buffer.framebuf),e.deleteRenderbuffer(this.buffer.renderbuf),this.allocated=!1,this.buffer=null,this.bound=!1}this._imageDataCache=null,this._texture=null,this._depthTexture=null}}class rt{constructor(e){this.scene=e,this._renderBuffersBasic={},this._renderBuffersScaled={}}getRenderBuffer(e,t){const i=1===this.scene.canvas.resolutionScale?this._renderBuffersBasic:this._renderBuffersScaled;let s=i[e];return s||(s=new st(this.scene.canvas.canvas,this.scene.canvas.gl,t),i[e]=s),s}destroy(){for(let e in this._renderBuffersBasic)this._renderBuffersBasic[e].destroy();for(let e in this._renderBuffersScaled)this._renderBuffersScaled[e].destroy()}}function ot(e,t){if(void 0===e._cachedExtensions&&(e._cachedExtensions={}),void 0!==e._cachedExtensions[t])return e._cachedExtensions[t];let i;switch(t){case"WEBGL_depth_texture":i=e.getExtension("WEBGL_depth_texture")||e.getExtension("MOZ_WEBGL_depth_texture")||e.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":i=e.getExtension("EXT_texture_filter_anisotropic")||e.getExtension("MOZ_EXT_texture_filter_anisotropic")||e.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":i=e.getExtension("WEBGL_compressed_texture_s3tc")||e.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":i=e.getExtension("WEBGL_compressed_texture_pvrtc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:i=e.getExtension(t)}return e._cachedExtensions[t]=i,i}const nt=function(t,i){i=i||{};const s=new Se(t),r=t.canvas.canvas,o=t.canvas.gl,n=!!i.transparent,a=i.alphaDepthMask,l=new e({});let A={},h={},u=[],d=[],f=!0,g=!0,m=!0,_=!0,v=!0,b=!0,y=!0,x=!0;const B=new rt(t);let w=!1;const P=new Je(t),C=new et(t);function M(){f&&(!function(){for(let e in A)if(A.hasOwnProperty(e)){const t=A[e],i=t.drawableMap,s=t.drawableListPreCull;let r=0;for(let e in i)i.hasOwnProperty(e)&&(s[r++]=i[e]);s.length=r}}(),f=!1,g=!0),g&&(!function(){let e=0;for(let t in A)if(A.hasOwnProperty(t)){const i=A[t].drawableListPreCull;for(let t=0,s=i.length;t<s;t++){const s=i[t];u[e++]=s}}u.length=e,u.sort(((e,t)=>e.renderOrder-t.renderOrder))}(),g=!1,m=!0),m&&function(){let e=0;for(let t=0,i=u.length;t<i;t++){const i=u[t];i.rebuildRenderFlags(),i.renderFlags.culled||(d[e++]=i)}d.length=e}()}function E(e){if(!e.castsShadow)return;const t=e.getShadowRenderBuf();if(t){t.bind(),s.reset(),s.backfaces=!0,s.frontface=!0,s.shadowViewMatrix=e.getShadowViewMatrix(),s.shadowProjMatrix=e.getShadowProjMatrix(),o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),o.clearColor(0,0,0,1),o.enable(o.DEPTH_TEST),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);for(let e in A)if(A.hasOwnProperty(e)){const t=A[e].drawableList;for(let e=0,i=t.length;e<i;e++){const i=t[e];!1!==i.visible&&i.castsShadow&&i.drawShadow&&(i.renderFlags.colorOpaque&&i.drawShadow(s))}}t.unbind()}}this.scene=t,this._occlusionTester=null,this.capabilities={astcSupported:!!ot(o,"WEBGL_compressed_texture_astc"),etc1Supported:!0,etc2Supported:!!ot(o,"WEBGL_compressed_texture_etc"),dxtSupported:!!ot(o,"WEBGL_compressed_texture_s3tc"),bptcSupported:!!ot(o,"EXT_texture_compression_bptc"),pvrtcSupported:!(!ot(o,"WEBGL_compressed_texture_pvrtc")&&!ot(o,"WEBKIT_WEBGL_compressed_texture_pvrtc"))},this.setTransparentEnabled=function(e){_=e,m=!0},this.setEdgesEnabled=function(e){v=e,m=!0},this.setSAOEnabled=function(e){b=e,m=!0},this.setPBREnabled=function(e){y=e,m=!0},this.setColorTextureEnabled=function(e){x=e,m=!0},this.needStateSort=function(){g=!0},this.shadowsDirty=function(){},this.imageDirty=function(){m=!0},this.webglContextLost=function(){},this.webglContextRestored=function(e){P.init(),C.init(),m=!0},this.addDrawable=function(e,t){const i=t.type;if(!i)return void console.error("Renderer#addDrawable() : drawable with ID "+e+" has no 'type' - ignoring");let s=A[i];s||(s={type:t.type,count:0,isStateSortable:t.isStateSortable,stateSortCompare:t.stateSortCompare,drawableMap:{},drawableListPreCull:[],drawableList:[]},A[i]=s),s.count++,s.drawableMap[e]=t,h[e]=t,f=!0},this.removeDrawable=function(e){const t=h[e];if(!t)return void console.error("Renderer#removeDrawable() : drawable not found with ID "+e+" - ignoring");const i=t.type,s=A[i];--s.count<=0?delete A[i]:delete s.drawableMap[e],delete h[e],f=!0},this.getPickID=function(e){return l.addItem(e)},this.putPickID=function(e){l.removeItem(e)},this.clear=function(e){if(o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),n)o.clearColor(1,1,1,1);else{const e=t.canvas.backgroundColorFromAmbientLight?this.lights.getAmbientColorAndIntensity():t.canvas.backgroundColor;o.clearColor(e[0],e[1],e[2],1)}o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT)},this.needsRender=function(){return m||f||g},this.render=function(e){(e=e||{}).force&&(m=!0),M(),m&&(!function(e){const i=t.sao;b&&i.possible&&function(e){const i=t.sao,r=B.getRenderBuffer("saoDepth",{depthTexture:!0});r.bind(),r.clear(),function(e){s.reset(),s.pass=e.pass,o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),o.clearColor(0,0,0,0),o.enable(o.DEPTH_TEST),o.frontFace(o.CCW),o.enable(o.CULL_FACE),o.depthMask(!0),!1!==e.clear&&o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);for(let e=0,t=d.length;e<t;e++){const t=d[e];!0!==t.culled&&!1!==t.visible&&t.drawDepth&&t.saoEnabled&&(t.renderFlags.colorOpaque&&t.drawDepth(s))}}(e),r.unbind();const n=B.getRenderBuffer("saoOcclusion");if(n.bind(),n.clear(),P.render(r),n.unbind(),i.blur){const e=B.getRenderBuffer("saoOcclusion2");e.bind(),e.clear(),C.render(r,n,0),e.unbind(),n.bind(),n.clear(),C.render(r,e,1),n.unbind()}}(e);(function(){let e=t._lightsState.lights;for(let t=0,i=e.length;t<i;t++){const i=e[t];i.castsShadow&&E(i)}})(),function(e){const i=[],r=[],l=[],A=[],h=[],c=[],u=[],f=[],g=[],m=[],w=[],P=[],C=[],M=[],E=[],F=[],I=t._lightsState.getAmbientColorAndIntensity();if(s.reset(),s.pass=e.pass,s.withSAO=!1,s.pbrEnabled=y&&!!t.pbrEnabled,s.colorTextureEnabled=x&&!!t.colorTextureEnabled,o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),n)o.clearColor(0,0,0,0);else{const e=t.canvas.backgroundColorFromAmbientLight?I:t.canvas.backgroundColor;o.clearColor(e[0],e[1],e[2],1)}o.enable(o.DEPTH_TEST),o.frontFace(o.CCW),o.enable(o.CULL_FACE),o.depthMask(!0),o.lineWidth(1),s.lineWidth=1;const D=t.sao.possible;if(b&&D){const e=B.getRenderBuffer("saoOcclusion");s.occlusionTexture=e?e.getTexture():null}else s.occlusionTexture=null;let S,T;const R=Date.now();!1!==e.clear&&o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);let L=0,U=0,O=0,k=0,N=0,Q=0,V=0,H=0,j=0,G=0,z=0,W=0,K=0,X=0,J=0,Y=0;for(let e=0,t=d.length;e<t;e++){if(T=d[e],!0===T.culled||!1===T.visible)continue;const t=T.renderFlags;t.colorOpaque&&(b&&D&&T.saoEnabled?i[L++]=T:T.drawColorOpaque(s)),_&&t.colorTransparent&&(l[O++]=T),t.xrayedSilhouetteTransparent&&(u[V++]=T),t.xrayedSilhouetteOpaque&&(h[N++]=T),t.highlightedSilhouetteTransparent&&(w[z++]=T),t.highlightedSilhouetteOpaque&&(g[j++]=T),t.selectedSilhouetteTransparent&&(E[J++]=T),t.selectedSilhouetteOpaque&&(C[K++]=T),T.edges&&v&&(t.edgesOpaque&&(r[U++]=T),t.edgesTransparent&&(A[k++]=T),t.selectedEdgesTransparent&&(F[Y++]=T),t.selectedEdgesOpaque&&(M[X++]=T),t.xrayedEdgesTransparent&&(f[H++]=T),t.xrayedEdgesOpaque&&(c[Q++]=T),t.highlightedEdgesTransparent&&(P[W++]=T),t.highlightedEdgesOpaque&&(m[G++]=T))}if(L>0)for(s.withSAO=!0,S=0;S<L;S++)i[S].drawColorOpaque(s);if(U>0)for(S=0;S<U;S++)r[S].drawEdgesColorOpaque(s);if(N>0)for(S=0;S<N;S++)h[S].drawSilhouetteXRayed(s);if(Q>0)for(S=0;S<Q;S++)c[S].drawEdgesXRayed(s);if(V>0||H>0||O>0||k>0){if(o.enable(o.CULL_FACE),o.enable(o.BLEND),n?(o.blendEquation(o.FUNC_ADD),o.blendFuncSeparate(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA,o.ONE,o.ONE_MINUS_SRC_ALPHA)):(o.blendEquation(o.FUNC_ADD),o.blendFunc(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA)),s.backfaces=!1,a||o.depthMask(!1),(O>0||k>0)&&o.blendFunc(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA),k>0)for(S=0;S<k;S++)T=A[S],T.drawEdgesColorTransparent(s);if(O>0)for(S=0;S<O;S++)T=l[S],T.drawColorTransparent(s);if(H>0)for(S=0;S<H;S++)f[S].drawEdgesXRayed(s);if(V>0)for(S=0;S<V;S++)u[S].drawSilhouetteXRayed(s);o.disable(o.BLEND),a||o.depthMask(!0)}if(j>0||G>0){if(s.lastProgramId=null,t.highlightMaterial.glowThrough&&o.clear(o.DEPTH_BUFFER_BIT),G>0)for(S=0;S<G;S++)m[S].drawEdgesHighlighted(s);if(j>0)for(S=0;S<j;S++)g[S].drawSilhouetteHighlighted(s)}if(z>0||W>0||j>0){if(s.lastProgramId=null,t.selectedMaterial.glowThrough&&o.clear(o.DEPTH_BUFFER_BIT),o.enable(o.BLEND),n?(o.blendEquation(o.FUNC_ADD),o.blendFuncSeparate(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA,o.ONE,o.ONE_MINUS_SRC_ALPHA)):o.blendFunc(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA),o.enable(o.CULL_FACE),W>0)for(S=0;S<W;S++)P[S].drawEdgesHighlighted(s);if(z>0)for(S=0;S<z;S++)w[S].drawSilhouetteHighlighted(s);o.disable(o.BLEND)}if(K>0||X>0){if(s.lastProgramId=null,t.selectedMaterial.glowThrough&&o.clear(o.DEPTH_BUFFER_BIT),X>0)for(S=0;S<X;S++)M[S].drawEdgesSelected(s);if(K>0)for(S=0;S<K;S++)C[S].drawSilhouetteSelected(s)}if(J>0||Y>0){if(s.lastProgramId=null,t.selectedMaterial.glowThrough&&o.clear(o.DEPTH_BUFFER_BIT),o.enable(o.CULL_FACE),o.enable(o.BLEND),n?(o.blendEquation(o.FUNC_ADD),o.blendFuncSeparate(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA,o.ONE,o.ONE_MINUS_SRC_ALPHA)):o.blendFunc(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA),Y>0)for(S=0;S<Y;S++)F[S].drawEdgesSelected(s);if(J>0)for(S=0;S<J;S++)E[S].drawSilhouetteSelected(s);o.disable(o.BLEND)}const Z=Date.now(),q=p.frame;q.renderTime=(Z-R)/1e3,q.drawElements=s.drawElements,q.drawArrays=s.drawArrays,q.useProgram=s.useProgram,q.bindTexture=s.bindTexture,q.bindArray=s.bindArray;const $=Te.MAX_TEXTURE_IMAGE_UNITS;for(let e=0;e<$;e++)o.activeTexture(o.TEXTURE0+e);o.bindTexture(o.TEXTURE_CUBE_MAP,null),o.bindTexture(o.TEXTURE_2D,null);const ee=Te.MAX_VERTEX_ATTRIBS;for(let e=0;e<ee;e++)o.disableVertexAttribArray(e)}(e)}(e),p.frame.frameCount++,m=!1)},this.pick=function(){const e=c.vec3();c.mat4();const i=c.mat4(),n=c.vec3(),a=c.vec3([0,1,0]),h=new Le,u=c.vec2(),p=c.vec3(),f=c.vec3(),g=c.vec3();return c.vec3(),c.vec3(),function(m,_=h){let v;_.reset(),M();let b=null,y=null,x=null;_.pickSurface=m.pickSurface,m.canvasPos?(p[0]=m.canvasPos[0],p[1]=m.canvasPos[1],b=t.camera.viewMatrix,y=t.camera.projMatrix,x=t.camera.projection,_.canvasPos=m.canvasPos):(m.matrix?(b=m.matrix,y=t.camera.projMatrix,x=t.camera.projection):(f.set(m.origin||[0,0,0]),g.set(m.direction||[0,0,1]),v=c.addVec3(f,g,e),n[0]=Math.random(),n[1]=Math.random(),n[2]=Math.random(),c.normalizeVec3(n),c.cross3Vec3(g,n,a),b=c.lookAtMat4v(f,v,a,i),y=t.camera.ortho.matrix,x="ortho",_.origin=f,_.direction=g),p[0]=.5*r.clientWidth,p[1]=.5*r.clientHeight);for(let e in A)if(A.hasOwnProperty(e)){const t=A[e].drawableList;for(let e=0,i=t.length;e<i;e++){const i=t[e];i.setPickMatrices&&i.setPickMatrices(b,y)}}const w=B.getRenderBuffer("pick",{size:[1,1]});w.bind();const P=function(e,i,r,n,a,A){const h=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickOrigin=A.origin,s.pickViewMatrix=r,s.pickProjMatrix=n,s.pickInvisible=!!a.pickInvisible,s.pickClipPos=[D(i[0]*h,o.drawingBufferWidth),S(i[1]*h,o.drawingBufferHeight)],o.viewport(0,0,1,1),o.depthMask(!0),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);const c=a.includeEntityIds,u=a.excludeEntityIds;for(let e=0,t=d.length;e<t;e++){const t=d[e];!0!==t.culled&&!1!==t.visible&&(!t.drawPickMesh||!0!==a.pickInvisible&&!1===t.visible||!1===t.pickable||c&&!c[t.id]||u&&u[t.id]||t.drawPickMesh(s))}const p=e.read(0,0),f=p[0]+(p[1]<<8)+(p[2]<<16)+(p[3]<<24);if(f<0)return;return l.items[f]}(w,p,b,y,m,_);if(!P)return w.unbind(),null;const C=P.delegatePickedEntity?P.delegatePickedEntity():P;return C?(m.pickSurface&&(P.canPickTriangle&&P.canPickTriangle()?(!function(e,i,r,n,a,l){if(!i.drawPickTriangles)return;const A=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickOrigin=l.origin,s.pickViewMatrix=n,s.pickProjMatrix=a,s.pickClipPos=[D(r[0]*A,o.drawingBufferWidth),S(r[1]*A,o.drawingBufferHeight)],o.viewport(0,0,1,1),o.clearColor(0,0,0,0),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT),i.drawPickTriangles(s);const h=e.read(0,0);let c=h[0]+256*h[1]+256*h[2]*256+256*h[3]*256*256;c*=3,l.primIndex=c}(w,P,p,b,y,_),P.pickTriangleSurface(b,y,x,_),_.pickSurfacePrecision=!1):P.canPickWorldPos&&P.canPickWorldPos()&&(u[0]=t.camera.project.near,u[1]=t.camera.project.far,F(w,P,p,b,y,u,_),!1!==m.pickSurfaceNormal&&function(e,i,r,n,a,l){const A=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickOrigin=l.origin,s.pickViewMatrix=n,s.pickProjMatrix=a,s.pickClipPos=[D(r[0]*A,o.drawingBufferWidth),S(r[1]*A,o.drawingBufferHeight)];const h=B.getRenderBuffer("pick-normal",{size:[3,3]});h.bind(o.RGBA32I),o.viewport(0,0,h.size[0],h.size[1]),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.DEPTH_BUFFER_BIT),o.clearBufferiv(o.COLOR,0,new Int32Array([0,0,0,0])),i.drawPickNormals(s);const u=h.read(1,1,o.RGBA_INTEGER,o.INT,Int32Array,4);h.unbind();const d=[u[0]/c.MAX_INT,u[1]/c.MAX_INT,u[2]/c.MAX_INT];c.normalizeVec3(d),l.worldNormal=d}(0,P,p,b,y,_),_.pickSurfacePrecision=!1)),w.unbind(),_.entity=C,_):(w.unbind(),null)}}();const F=function(){const e=c.vec4(),i=c.vec4(),n=c.vec4(),a=c.vec4(),l=c.vec4(),A=c.mat4(),h=c.mat4(),u=c.mat4();return function(d,p,f,g,m,_,v){const b=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickOrigin=v.origin,s.pickViewMatrix=g,s.pickProjMatrix=m,s.pickZNear=_[0],s.pickZFar=_[1],s.pickElementsCount=p.pickElementsCount,s.pickElementsOffset=p.pickElementsOffset,s.pickClipPos=[D(f[0]*b,o.drawingBufferWidth),S(f[1]*b,o.drawingBufferHeight)],o.viewport(0,0,1,1),o.clearColor(0,0,0,0),o.depthMask(!0),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT),p.drawPickDepths(s);const y=function(e){const t=[e[0]/256,e[1]/256,e[2]/256,e[3]/256],i=[1/16777216,1/65536,1/256,1];return c.dotVec4(t,i)}(d.read(0,0)),x=(f[0]-r.clientWidth/2)/(r.clientWidth/2),B=-(f[1]-r.clientHeight/2)/(r.clientHeight/2),w=p.origin;let P;if(w){const e=W(g,w,A);P=c.mulMat4(m,e,h)}else P=c.mulMat4(m,g,h);const C=c.inverseMat4(P,u);e[0]=x,e[1]=B,e[2]=-1,e[3]=1;let M=c.transformVec4(C,e);M=c.mulVec4Scalar(M,1/M[3]),i[0]=x,i[1]=B,i[2]=1,i[3]=1;let E=c.transformVec4(C,i);E=c.mulVec4Scalar(E,1/E[3]);const F=c.subVec3(E,M,n),I=c.addVec3(M,c.mulVec4Scalar(F,y,a),l);w&&c.addVec3(I,w),v.worldPos=I}}();function I(e){e.snapPickLayerParams=e.snapPickLayerParams||[],e.snapPickLayerNumber=e.snapPickLayerParams.length;for(let t=0,i=d.length;t<i;t++){const i=d[t];i.drawSnapInit&&i.drawSnap&&!i.culled&&i.visible&&i.pickable&&i.drawSnap(e)}return e.snapPickLayerParams}function D(e,t){return e/t*2-1}function S(e,t){return 1-e/t*2}this.snapPick=function(){const e=new Le;return function(i,r=e){const{canvasPos:n,origin:a,direction:h,snapRadius:u,snapToVertex:p,snapToEdge:f}=i;if(!p&&!f)return this.pick({canvasPos:n,pickSurface:!0});const g=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickZNear=t.camera.project.near,s.pickZFar=t.camera.project.far;const m=u||30,_=B.getRenderBuffer("uniquePickColors-aabs",{depthTexture:!0,size:[2*m+1,2*m+1]});s.snapVectorA=[n?D(n[0]*g,o.drawingBufferWidth):0,n?S(n[1]*g,o.drawingBufferHeight):0],s.snapInvVectorAB=[o.drawingBufferWidth/(2*m),o.drawingBufferHeight/(2*m)],_.bind(o.RGBA32I,o.RGBA32I,o.RGBA8UI),o.viewport(0,0,_.size[0],_.size[1]),o.enable(o.DEPTH_TEST),o.frontFace(o.CCW),o.disable(o.CULL_FACE),o.depthMask(!0),o.disable(o.BLEND),o.depthFunc(o.LEQUAL),o.clear(o.DEPTH_BUFFER_BIT),o.clearBufferiv(o.COLOR,0,new Int32Array([0,0,0,0])),o.clearBufferiv(o.COLOR,1,new Int32Array([0,0,0,0])),o.clearBufferuiv(o.COLOR,2,new Uint32Array([0,0,0,0])),s.pickViewMatrix=n?t.camera.viewMatrix:c.lookAtMat4v(a,c.addVec3(a,h,c.vec3()),c.vec3([0,1,0]),c.mat4());const v=t.camera.projMatrix;for(let e in A)if(A.hasOwnProperty(e)){const t=A[e].drawableList;for(let e=0,i=t.length;e<i;e++){const i=t[e];i.setPickMatrices&&i.setPickMatrices(s.pickViewMatrix,v)}}o.drawBuffers([o.COLOR_ATTACHMENT0,o.COLOR_ATTACHMENT1,o.COLOR_ATTACHMENT2]);const b=function(e){e.snapPickLayerParams=[],e.snapPickLayerNumber=0;for(let t=0,i=d.length;t<i;t++){const i=d[t];i.drawSnapInit&&!i.culled&&i.visible&&i.pickable&&i.drawSnapInit(e)}return e.snapPickLayerParams}(s),y=[];s.snapPickLayerParams=y,o.depthMask(!1),o.drawBuffers([o.COLOR_ATTACHMENT0]),p&&f?(s.snapMode="edge",I(s),s.snapMode="vertex",s.snapPickLayerNumber++,I(s)):(s.snapMode=p?"vertex":"edge",I(s)),o.depthMask(!0);const x=_.readArray(o.RGBA_INTEGER,o.INT,Int32Array,4),w=_.readArray(o.RGBA_INTEGER,o.INT,Int32Array,4,1),P=_.readArray(o.RGBA_INTEGER,o.UNSIGNED_INT,Uint32Array,4,2);_.unbind();let C=null,M=null,E=null;const F=4*m+m*_.size[0]*4,T=x.slice(F,F+4),R=w.slice(F,F+4),L=P.slice(F,F+4);if(0!==T[3]){const e=b[Math.abs(T[3])%b.length],t=e.origin,i=e.coordinateScale;C=[T[0]*i[0]+t[0],T[1]*i[1]+t[1],T[2]*i[2]+t[2]],M=c.normalizeVec3([R[0]/c.MAX_INT,R[1]/c.MAX_INT,R[2]/c.MAX_INT]);const s=L[0]+(L[1]<<8)+(L[2]<<16)+(L[3]<<24);E=l.items[s]}let U=[];for(let e=0;e<x.length;e+=4)if(x[e+3]>0){const t=Math.floor(e/4),i=_.size[0],s=t%i-Math.floor(i/2),r=Math.floor(t/i)-Math.floor(i/2),o=Math.sqrt(Math.pow(s,2)+Math.pow(r,2));U.push({x:s,y:r,dist:o,isVertex:p&&f?x[e+3]>y.length/2:p,result:[x[e+0],x[e+1],x[e+2],x[e+3]],normal:[w[e+0],w[e+1],w[e+2],w[e+3]],id:[P[e+0],P[e+1],P[e+2],P[e+3]]})}let O=null,k=null,N=null,Q=null;if(U.length>0){U.sort(((e,t)=>e.isVertex!==t.isVertex?e.isVertex?-1:1:e.dist-t.dist)),Q=U[0].isVertex?"vertex":"edge";const e=U[0].result,t=U[0].normal,i=U[0].id,s=y[e[3]],r=s.origin,o=s.coordinateScale;k=c.normalizeVec3([t[0]/c.MAX_INT,t[1]/c.MAX_INT,t[2]/c.MAX_INT]),O=[e[0]*o[0]+r[0],e[1]*o[1]+r[1],e[2]*o[2]+r[2]],N=l.items[i[0]+(i[1]<<8)+(i[2]<<16)+(i[3]<<24)]}if(null===C&&null==O)return null;let V=null;null!==O&&(V=t.camera.projectWorldPos(O));const H=N&&N.delegatePickedEntity?N.delegatePickedEntity():N;return!H&&E&&(E=E.delegatePickedEntity?E.delegatePickedEntity():E),r.reset(),r.snappedToEdge="edge"===Q,r.snappedToVertex="vertex"===Q,r.worldPos=O||C,r.worldNormal=k||M,r.entity=H||E,r.canvasPos=n||t.camera.projectWorldPos(C||O),r.snappedCanvasPos=V||n,r}}(),this.addMarker=function(e){this._occlusionTester=this._occlusionTester||new Ke(t,B),this._occlusionTester.addMarker(e),t.occlusionTestCountdown=0},this.markerWorldPosUpdated=function(e){this._occlusionTester.markerWorldPosUpdated(e)},this.removeMarker=function(e){this._occlusionTester.removeMarker(e)},this.doOcclusionTest=function(){if(this._occlusionTester&&this._occlusionTester.needOcclusionTest){M(),this._occlusionTester.bindRenderBuf(),s.reset(),s.backfaces=!0,s.frontface=!0,o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),o.clearColor(0,0,0,0),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);for(let e=0,t=d.length;e<t;e++){const t=d[e];t.drawOcclusion&&!0!==t.culled&&!1!==t.visible&&!1!==t.pickable&&t.drawOcclusion(s)}this._occlusionTester.drawMarkers(s),this._occlusionTester.doOcclusionTest(),this._occlusionTester.unbindRenderBuf()}},this.readPixels=function(e,t,i,s){const r=B.getRenderBuffer("snapshot");let o,n,a,l;for(r.bind(),r.clear(),this.render({force:!0,opaqueOnly:s}),n=0;n<i;n++)a=2*n,l=4*n,o=r.read(e[a],e[a+1]),t[l]=o[0],t[l+1]=o[1],t[l+2]=o[2],t[l+3]=o[3];r.unbind(),m=!0},this.beginSnapshot=function(e={}){const t=B.getRenderBuffer("snapshot");e.width&&e.height&&t.setSize([e.width,e.height]),t.bind(),t.clear(),w=!0},this.renderSnapshot=function(){if(!w)return;B.getRenderBuffer("snapshot").clear(),this.render({force:!0,opaqueOnly:!1}),m=!0},this.readSnapshot=function(e){return B.getRenderBuffer("snapshot").readImage(e)},this.readSnapshotAsCanvas=function(){return B.getRenderBuffer("snapshot").readImageAsCanvas()},this.endSnapshot=function(){if(!w)return;B.getRenderBuffer("snapshot").unbind(),w=!1},this.destroy=function(){A={},h={},B.destroy(),P.destroy(),C.destroy(),this._occlusionTester&&this._occlusionTester.destroy()}};class at extends D{constructor(e,t={}){super(e,t),this.KEY_BACKSPACE=8,this.KEY_TAB=9,this.KEY_ENTER=13,this.KEY_SHIFT=16,this.KEY_CTRL=17,this.KEY_ALT=18,this.KEY_PAUSE_BREAK=19,this.KEY_CAPS_LOCK=20,this.KEY_ESCAPE=27,this.KEY_PAGE_UP=33,this.KEY_PAGE_DOWN=34,this.KEY_END=35,this.KEY_HOME=36,this.KEY_LEFT_ARROW=37,this.KEY_UP_ARROW=38,this.KEY_RIGHT_ARROW=39,this.KEY_DOWN_ARROW=40,this.KEY_INSERT=45,this.KEY_DELETE=46,this.KEY_NUM_0=48,this.KEY_NUM_1=49,this.KEY_NUM_2=50,this.KEY_NUM_3=51,this.KEY_NUM_4=52,this.KEY_NUM_5=53,this.KEY_NUM_6=54,this.KEY_NUM_7=55,this.KEY_NUM_8=56,this.KEY_NUM_9=57,this.KEY_A=65,this.KEY_B=66,this.KEY_C=67,this.KEY_D=68,this.KEY_E=69,this.KEY_F=70,this.KEY_G=71,this.KEY_H=72,this.KEY_I=73,this.KEY_J=74,this.KEY_K=75,this.KEY_L=76,this.KEY_M=77,this.KEY_N=78,this.KEY_O=79,this.KEY_P=80,this.KEY_Q=81,this.KEY_R=82,this.KEY_S=83,this.KEY_T=84,this.KEY_U=85,this.KEY_V=86,this.KEY_W=87,this.KEY_X=88,this.KEY_Y=89,this.KEY_Z=90,this.KEY_LEFT_WINDOW=91,this.KEY_RIGHT_WINDOW=92,this.KEY_SELECT_KEY=93,this.KEY_NUMPAD_0=96,this.KEY_NUMPAD_1=97,this.KEY_NUMPAD_2=98,this.KEY_NUMPAD_3=99,this.KEY_NUMPAD_4=100,this.KEY_NUMPAD_5=101,this.KEY_NUMPAD_6=102,this.KEY_NUMPAD_7=103,this.KEY_NUMPAD_8=104,this.KEY_NUMPAD_9=105,this.KEY_MULTIPLY=106,this.KEY_ADD=107,this.KEY_SUBTRACT=109,this.KEY_DECIMAL_POINT=110,this.KEY_DIVIDE=111,this.KEY_F1=112,this.KEY_F2=113,this.KEY_F3=114,this.KEY_F4=115,this.KEY_F5=116,this.KEY_F6=117,this.KEY_F7=118,this.KEY_F8=119,this.KEY_F9=120,this.KEY_F10=121,this.KEY_F11=122,this.KEY_F12=123,this.KEY_NUM_LOCK=144,this.KEY_SCROLL_LOCK=145,this.KEY_SEMI_COLON=186,this.KEY_EQUAL_SIGN=187,this.KEY_COMMA=188,this.KEY_DASH=189,this.KEY_PERIOD=190,this.KEY_FORWARD_SLASH=191,this.KEY_GRAVE_ACCENT=192,this.KEY_OPEN_BRACKET=219,this.KEY_BACK_SLASH=220,this.KEY_CLOSE_BRACKET=221,this.KEY_SINGLE_QUOTE=222,this.KEY_SPACE=32,this.element=t.element,this.altDown=!1,this.ctrlDown=!1,this.mouseDownLeft=!1,this.mouseDownMiddle=!1,this.mouseDownRight=!1,this.keyDown=[],this.enabled=!0,this.keyboardEnabled=!0,this.mouseover=!1,this.mouseCanvasPos=c.vec2(),this._keyboardEventsElement=t.keyboardEventsElement||document,this._bindEvents()}_bindEvents(){if(this._eventsBound)return;this._keyboardEventsElement.addEventListener("keydown",this._keyDownListener=e=>{this.enabled&&this.keyboardEnabled&&"INPUT"!==e.target.tagName&&"TEXTAREA"!==e.target.tagName&&(e.keyCode===this.KEY_CTRL?this.ctrlDown=!0:e.keyCode===this.KEY_ALT?this.altDown=!0:e.keyCode===this.KEY_SHIFT&&(this.shiftDown=!0),this.keyDown[e.keyCode]=!0,this.fire("keydown",e.keyCode,!0))},!1),this._keyboardEventsElement.addEventListener("keyup",this._keyUpListener=e=>{this.enabled&&this.keyboardEnabled&&"INPUT"!==e.target.tagName&&"TEXTAREA"!==e.target.tagName&&(e.keyCode===this.KEY_CTRL?this.ctrlDown=!1:e.keyCode===this.KEY_ALT?this.altDown=!1:e.keyCode===this.KEY_SHIFT&&(this.shiftDown=!1),this.keyDown[e.keyCode]=!1,this.fire("keyup",e.keyCode,!0))}),this.element.addEventListener("mouseenter",this._mouseEnterListener=e=>{this.enabled&&(this.mouseover=!0,this._getMouseCanvasPos(e),this.fire("mouseenter",this.mouseCanvasPos,!0))}),this.element.addEventListener("mouseleave",this._mouseLeaveListener=e=>{this.enabled&&(this.mouseover=!1,this._getMouseCanvasPos(e),this.fire("mouseleave",this.mouseCanvasPos,!0))}),this.element.addEventListener("mousedown",this._mouseDownListener=e=>{if(this.enabled){switch(e.which){case 1:this.mouseDownLeft=!0;break;case 2:this.mouseDownMiddle=!0;break;case 3:this.mouseDownRight=!0}this._getMouseCanvasPos(e),this.element.focus(),this.fire("mousedown",this.mouseCanvasPos,!0),this.mouseover&&e.preventDefault()}}),document.addEventListener("mouseup",this._mouseUpListener=e=>{if(this.enabled){switch(e.which){case 1:this.mouseDownLeft=!1;break;case 2:this.mouseDownMiddle=!1;break;case 3:this.mouseDownRight=!1}this.fire("mouseup",this.mouseCanvasPos,!0)}},!0),document.addEventListener("click",this._clickListener=e=>{if(this.enabled){switch(e.which){case 1:case 3:this.mouseDownLeft=!1,this.mouseDownRight=!1;break;case 2:this.mouseDownMiddle=!1}this._getMouseCanvasPos(e),this.fire("click",this.mouseCanvasPos,!0),this.mouseover&&e.preventDefault()}}),document.addEventListener("dblclick",this._dblClickListener=e=>{if(this.enabled){switch(e.which){case 1:case 3:this.mouseDownLeft=!1,this.mouseDownRight=!1;break;case 2:this.mouseDownMiddle=!1}this._getMouseCanvasPos(e),this.fire("dblclick",this.mouseCanvasPos,!0),this.mouseover&&e.preventDefault()}});const e=this.scene.tickify((()=>this.fire("mousemove",this.mouseCanvasPos,!0)));this.element.addEventListener("mousemove",this._mouseMoveListener=t=>{this.enabled&&(this._getMouseCanvasPos(t),e(),this.mouseover&&t.preventDefault())}),this.element.addEventListener("contextmenu",this._contextmenuListener=e=>{this.enabled&&(this._getMouseCanvasPos(e),this.fire("contextmenu",this.mouseCanvasPos,!0))});const t=this.scene.tickify((e=>{this.fire("mousewheel",e,!0)}));this.element.addEventListener("wheel",this._mouseWheelListener=(e,i)=>{if(!this.enabled)return;const s=Math.max(-1,Math.min(1,40*-e.deltaY));t(s)},{passive:!0});{let e,t;const i=2;this.on("mousedown",(i=>{e=i[0],t=i[1]})),this.on("mouseup",(s=>{e>=s[0]-i&&e<=s[0]+i&&t>=s[1]-i&&t<=s[1]+i&&this.fire("mouseclicked",s,!0)}))}this.element.addEventListener("touchstart",this._touchstartListener=e=>{this.enabled&&[...e.changedTouches].forEach((e=>{this.fire("touchstart",[e.identifier,this._getTouchCanvasPos(e)],!0)}))}),this.element.addEventListener("touchend",this._touchendListener=e=>{this.enabled&&[...e.changedTouches].forEach((e=>{this.fire("touchend",[e.identifier,this._getTouchCanvasPos(e)],!0)}))}),this._eventsBound=!0}_unbindEvents(){this._eventsBound&&(this._keyboardEventsElement.removeEventListener("keydown",this._keyDownListener),this._keyboardEventsElement.removeEventListener("keyup",this._keyUpListener),this.element.removeEventListener("mouseenter",this._mouseEnterListener),this.element.removeEventListener("mouseleave",this._mouseLeaveListener),this.element.removeEventListener("mousedown",this._mouseDownListener),document.removeEventListener("mouseup",this._mouseDownListener),document.removeEventListener("click",this._clickListener),document.removeEventListener("dblclick",this._dblClickListener),this.element.removeEventListener("mousemove",this._mouseMoveListener),this.element.removeEventListener("contextmenu",this._contextmenuListener),this.element.removeEventListener("wheel",this._mouseWheelListener),this.element.removeEventListener("touchstart",this._touchstartListener),this.element.removeEventListener("touchend",this._touchendListener),window.OrientationChangeEvent&&window.removeEventListener("orientationchange",this._orientationchangedListener),window.DeviceMotionEvent&&window.removeEventListener("devicemotion",this._deviceMotionListener),window.DeviceOrientationEvent&&window.removeEventListener("deviceorientation",this._deviceOrientListener),this._eventsBound=!1)}_getTouchCanvasPos(e){let t=e.target,i=0,s=0;for(;t.offsetParent;)i+=t.offsetLeft,s+=t.offsetTop,t=t.offsetParent;return[e.pageX-i,e.pageY-s]}_getMouseCanvasPos(e){if(e){const t=e.target.getBoundingClientRect();this.mouseCanvasPos[0]=e.clientX-t.left,this.mouseCanvasPos[1]=e.clientY-t.top}else e=window.event,this.mouseCanvasPos[0]=e.x,this.mouseCanvasPos[1]=e.y}setEnabled(e){this.enabled!==e&&this.fire("enabled",this.enabled=e)}getEnabled(){return this.enabled}setKeyboardEnabled(e){this.keyboardEnabled=e}getKeyboardEnabled(){return this.keyboardEnabled}destroy(){super.destroy(),this._unbindEvents()}}const lt=new e({});class At{constructor(e){this.id=lt.addItem({});for(const t in e)e.hasOwnProperty(t)&&(this[t]=e[t])}destroy(){lt.removeItem(this.id)}}class ht extends D{get type(){return"Viewport"}constructor(e,t={}){super(e,t),this._state=new At({boundary:[0,0,100,100]}),this.boundary=t.boundary,this.autoBoundary=t.autoBoundary}set boundary(e){if(!this._autoBoundary){if(!e){const t=this.scene.canvas.boundary;e=[0,0,t[2],t[3]]}this._state.boundary=e,this.glRedraw(),this.fire("boundary",this._state.boundary)}}get boundary(){return this._state.boundary}set autoBoundary(e){(e=!!e)!==this._autoBoundary&&(this._autoBoundary=e,this._autoBoundary?this._onCanvasSize=this.scene.canvas.on("boundary",(function(e){const t=e[2],i=e[3];this._state.boundary=[0,0,t,i],this.glRedraw(),this.fire("boundary",this._state.boundary)}),this):this._onCanvasSize&&(this.scene.canvas.off(this._onCanvasSize),this._onCanvasSize=null),this.fire("autoBoundary",this._autoBoundary))}get autoBoundary(){return this._autoBoundary}_getState(){return this._state}destroy(){super.destroy(),this._state.destroy()}}class ct extends D{get type(){return"Perspective"}constructor(e,t={}){super(e,t),this.camera=e,this._state=new At({matrix:c.mat4(),inverseMatrix:c.mat4(),transposedMatrix:c.mat4(),near:.1,far:1e4}),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this._fov=60,this._canvasResized=this.scene.canvas.on("boundary",this._needUpdate,this),this.fov=t.fov,this.fovAxis=t.fovAxis,this.near=t.near,this.far=t.far}_update(){const e=this.scene.canvas.boundary,t=e[2]/e[3],i=this._fovAxis;let s=this._fov;("x"===i||"min"===i&&t<1||"max"===i&&t>1)&&(s/=t),s=Math.min(s,120),c.perspectiveMat4(s*(Math.PI/180),t,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.camera._updateScheduled=!0,this.fire("matrix",this._state.matrix)}set fov(e){(e=null!=e?e:60)!==this._fov&&(this._fov=e,this._needUpdate(0),this.fire("fov",this._fov))}get fov(){return this._fov}set fovAxis(e){e=e||"min",this._fovAxis!==e&&("x"!==e&&"y"!==e&&"min"!==e&&(this.error("Unsupported value for 'fovAxis': "+e+" - defaulting to 'min'"),e="min"),this._fovAxis=e,this._needUpdate(0),this.fire("fovAxis",this._fovAxis))}get fovAxis(){return this._fovAxis}set near(e){const t=null!=e?e:.1;this._state.near!==t&&(this._state.near=t,this._needUpdate(0),this.fire("near",this._state.near))}get near(){return this._state.near}set far(e){const t=null!=e?e:1e4;this._state.far!==t&&(this._state.far=t,this._needUpdate(0),this.fire("far",this._state.far))}get far(){return this._state.far}get matrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get inverseMatrix(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(c.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}get transposedMatrix(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(c.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}unproject(e,t,i,s,r){const o=this.scene.canvas.canvas,n=o.offsetWidth/2,a=o.offsetHeight/2;return i[0]=(e[0]-n)/n,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,c.mulMat4v4(this.inverseMatrix,i,s),c.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,c.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}destroy(){super.destroy(),this._state.destroy(),this.scene.canvas.off(this._canvasResized)}}class ut extends D{get type(){return"Ortho"}constructor(e,t={}){super(e,t),this.camera=e,this._state=new At({matrix:c.mat4(),inverseMatrix:c.mat4(),transposedMatrix:c.mat4(),near:.1,far:1e4}),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.scale=t.scale,this.near=t.near,this.far=t.far,this._onCanvasBoundary=this.scene.canvas.on("boundary",this._needUpdate,this)}_update(){const e=this.scene,t=.5*this._scale,i=e.canvas.boundary,s=i[2],r=i[3],o=s/r;let n,a,l,A;s>r?(n=-t,a=t,l=t/o,A=-t/o):(n=-t*o,a=t*o,l=t,A=-t),c.orthoMat4c(n,a,A,l,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}set scale(e){null==e&&(e=1),e<=0&&(e=.01),this._scale=e,this._needUpdate(0),this.fire("scale",this._scale)}get scale(){return this._scale}set near(e){const t=null!=e?e:.1;this._state.near!==t&&(this._state.near=t,this._needUpdate(0),this.fire("near",this._state.near))}get near(){return this._state.near}set far(e){const t=null!=e?e:1e4;this._state.far!==t&&(this._state.far=t,this._needUpdate(0),this.fire("far",this._state.far))}get far(){return this._state.far}get matrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get inverseMatrix(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(c.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}get transposedMatrix(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(c.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}unproject(e,t,i,s,r){const o=this.scene.canvas.canvas,n=o.offsetWidth/2,a=o.offsetHeight/2;return i[0]=(e[0]-n)/n,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,c.mulMat4v4(this.inverseMatrix,i,s),c.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,c.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}destroy(){super.destroy(),this._state.destroy(),this.scene.canvas.off(this._onCanvasBoundary)}}class dt extends D{get type(){return"Frustum"}constructor(e,t={}){super(e,t),this.camera=e,this._state=new At({matrix:c.mat4(),inverseMatrix:c.mat4(),transposedMatrix:c.mat4(),near:.1,far:1e4}),this._left=-1,this._right=1,this._bottom=-1,this._top=1,this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.left=t.left,this.right=t.right,this.bottom=t.bottom,this.top=t.top,this.near=t.near,this.far=t.far}_update(){c.frustumMat4(this._left,this._right,this._bottom,this._top,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}set left(e){this._left=null!=e?e:-1,this._needUpdate(0),this.fire("left",this._left)}get left(){return this._left}set right(e){this._right=null!=e?e:1,this._needUpdate(0),this.fire("right",this._right)}get right(){return this._right}set top(e){this._top=null!=e?e:1,this._needUpdate(0),this.fire("top",this._top)}get top(){return this._top}set bottom(e){this._bottom=null!=e?e:-1,this._needUpdate(0),this.fire("bottom",this._bottom)}get bottom(){return this._bottom}set near(e){this._state.near=null!=e?e:.1,this._needUpdate(0),this.fire("near",this._state.near)}get near(){return this._state.near}set far(e){this._state.far=null!=e?e:1e4,this._needUpdate(0),this.fire("far",this._state.far)}get far(){return this._state.far}get matrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get inverseMatrix(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(c.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}get transposedMatrix(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(c.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}unproject(e,t,i,s,r){const o=this.scene.canvas.canvas,n=o.offsetWidth/2,a=o.offsetHeight/2;return i[0]=(e[0]-n)/n,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,c.mulMat4v4(this.inverseMatrix,i,s),c.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,c.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}destroy(){super.destroy(),this._state.destroy(),super.destroy()}}class pt extends D{get type(){return"CustomProjection"}constructor(e,t={}){super(e,t),this.camera=e,this._state=new At({matrix:c.mat4(),inverseMatrix:c.mat4(),transposedMatrix:c.mat4()}),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!1,this.matrix=t.matrix}set matrix(e){this._state.matrix.set(e||[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}get matrix(){return this._state.matrix}get inverseMatrix(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(c.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}get transposedMatrix(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(c.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}unproject(e,t,i,s,r){const o=this.scene.canvas.canvas,n=o.offsetWidth/2,a=o.offsetHeight/2;return i[0]=(e[0]-n)/n,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,c.mulMat4v4(this.inverseMatrix,i,s),c.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,c.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}destroy(){super.destroy(),this._state.destroy()}}const ft=c.vec3(),gt=c.vec3(),mt=c.vec3(),_t=c.vec3(),vt=c.vec3(),bt=c.vec3(),yt=c.vec4(),xt=c.vec4(),Bt=c.vec4(),wt=c.mat4(),Pt=c.mat4(),Ct=c.vec3(),Mt=c.vec3(),Et=c.vec3(),Ft=c.vec3();class It extends D{get type(){return"Camera"}constructor(e,t={}){super(e,t),this._state=new At({deviceMatrix:c.mat4(),hasDeviceMatrix:!1,matrix:c.mat4(),normalMatrix:c.mat4(),inverseMatrix:c.mat4()}),this._perspective=new ct(this),this._ortho=new ut(this),this._frustum=new dt(this),this._customProjection=new pt(this),this._project=this._perspective,this._eye=c.vec3([0,0,10]),this._look=c.vec3([0,0,0]),this._up=c.vec3([0,1,0]),this._worldUp=c.vec3([0,1,0]),this._worldRight=c.vec3([1,0,0]),this._worldForward=c.vec3([0,0,-1]),this.deviceMatrix=t.deviceMatrix,this.eye=t.eye,this.look=t.look,this.up=t.up,this.worldAxis=t.worldAxis,this.gimbalLock=t.gimbalLock,this.constrainPitch=t.constrainPitch,this.projection=t.projection,this._perspective.on("matrix",(()=>{"perspective"===this._projectionType&&this.fire("projMatrix",this._perspective.matrix)})),this._ortho.on("matrix",(()=>{"ortho"===this._projectionType&&this.fire("projMatrix",this._ortho.matrix)})),this._frustum.on("matrix",(()=>{"frustum"===this._projectionType&&this.fire("projMatrix",this._frustum.matrix)})),this._customProjection.on("matrix",(()=>{"customProjection"===this._projectionType&&this.fire("projMatrix",this._customProjection.matrix)}))}_update(){const e=this._state;let t;"ortho"===this.projection?(c.subVec3(this._eye,this._look,Ct),c.normalizeVec3(Ct,Mt),c.mulVec3Scalar(Mt,1e3,Et),c.addVec3(this._look,Et,Ft),t=Ft):t=this._eye,e.hasDeviceMatrix?(c.lookAtMat4v(t,this._look,this._up,Pt),c.mulMat4(e.deviceMatrix,Pt,e.matrix)):c.lookAtMat4v(t,this._look,this._up,e.matrix),c.inverseMat4(this._state.matrix,this._state.inverseMatrix),c.transposeMat4(this._state.inverseMatrix,this._state.normalMatrix),this.glRedraw(),this.fire("matrix",this._state.matrix),this.fire("viewMatrix",this._state.matrix)}orbitYaw(e){let t=c.subVec3(this._eye,this._look,ft);c.rotationMat4v(.0174532925*e,this._gimbalLock?this._worldUp:this._up,wt),t=c.transformPoint3(wt,t,gt),this.eye=c.addVec3(this._look,t,mt),this.up=c.transformPoint3(wt,this._up,_t)}orbitPitch(e){if(this._constrainPitch&&(e=c.dotVec3(this._up,this._worldUp)/c.DEGTORAD)<1)return;let t=c.subVec3(this._eye,this._look,ft);const i=c.cross3Vec3(c.normalizeVec3(t,gt),c.normalizeVec3(this._up,mt));c.rotationMat4v(.0174532925*e,i,wt),t=c.transformPoint3(wt,t,_t),this.up=c.transformPoint3(wt,this._up,vt),this.eye=c.addVec3(t,this._look,bt)}yaw(e){let t=c.subVec3(this._look,this._eye,ft);c.rotationMat4v(.0174532925*e,this._gimbalLock?this._worldUp:this._up,wt),t=c.transformPoint3(wt,t,gt),this.look=c.addVec3(t,this._eye,mt),this._gimbalLock&&(this.up=c.transformPoint3(wt,this._up,_t))}pitch(e){if(this._constrainPitch&&(e=c.dotVec3(this._up,this._worldUp)/c.DEGTORAD)<1)return;let t=c.subVec3(this._look,this._eye,ft);const i=c.cross3Vec3(c.normalizeVec3(t,gt),c.normalizeVec3(this._up,mt));c.rotationMat4v(.0174532925*e,i,wt),this.up=c.transformPoint3(wt,this._up,bt),t=c.transformPoint3(wt,t,_t),this.look=c.addVec3(t,this._eye,vt)}pan(e){const t=c.subVec3(this._eye,this._look,ft),i=[0,0,0];let s;if(0!==e[0]){const r=c.cross3Vec3(c.normalizeVec3(t,[]),c.normalizeVec3(this._up,gt));s=c.mulVec3Scalar(r,e[0]),i[0]+=s[0],i[1]+=s[1],i[2]+=s[2]}0!==e[1]&&(s=c.mulVec3Scalar(c.normalizeVec3(this._up,mt),e[1]),i[0]+=s[0],i[1]+=s[1],i[2]+=s[2]),0!==e[2]&&(s=c.mulVec3Scalar(c.normalizeVec3(t,_t),e[2]),i[0]+=s[0],i[1]+=s[1],i[2]+=s[2]),this.eye=c.addVec3(this._eye,i,vt),this.look=c.addVec3(this._look,i,bt)}zoom(e){const t=c.subVec3(this._eye,this._look,ft),i=Math.abs(c.lenVec3(t,gt)),s=Math.abs(i+e);if(s<.5)return;const r=c.normalizeVec3(t,mt);this.eye=c.addVec3(this._look,c.mulVec3Scalar(r,s),_t)}set eye(e){this._eye.set(e||[0,0,10]),this._needUpdate(0),this.fire("eye",this._eye)}get eye(){return this._eye}set look(e){this._look.set(e||[0,0,0]),this._needUpdate(0),this.fire("look",this._look)}get look(){return this._look}set up(e){this._up.set(e||[0,1,0]),this._needUpdate(0),this.fire("up",this._up)}get up(){return this._up}set deviceMatrix(e){this._state.deviceMatrix.set(e||[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]),this._state.hasDeviceMatrix=!!e,this._needUpdate(0),this.fire("deviceMatrix",this._state.deviceMatrix)}get deviceMatrix(){return this._state.deviceMatrix}set worldAxis(e){e=e||[1,0,0,0,1,0,0,0,1],this._worldAxis?this._worldAxis.set(e):this._worldAxis=c.vec3(e),this._worldRight[0]=this._worldAxis[0],this._worldRight[1]=this._worldAxis[1],this._worldRight[2]=this._worldAxis[2],this._worldUp[0]=this._worldAxis[3],this._worldUp[1]=this._worldAxis[4],this._worldUp[2]=this._worldAxis[5],this._worldForward[0]=this._worldAxis[6],this._worldForward[1]=this._worldAxis[7],this._worldForward[2]=this._worldAxis[8],this.fire("worldAxis",this._worldAxis)}get worldAxis(){return this._worldAxis}get worldUp(){return this._worldUp}get xUp(){return this._worldUp[0]>this._worldUp[1]&&this._worldUp[0]>this._worldUp[2]}get yUp(){return this._worldUp[1]>this._worldUp[0]&&this._worldUp[1]>this._worldUp[2]}get zUp(){return this._worldUp[2]>this._worldUp[0]&&this._worldUp[2]>this._worldUp[1]}get worldRight(){return this._worldRight}get worldForward(){return this._worldForward}set gimbalLock(e){this._gimbalLock=!1!==e,this.fire("gimbalLock",this._gimbalLock)}get gimbalLock(){return this._gimbalLock}set constrainPitch(e){this._constrainPitch=!!e,this.fire("constrainPitch",this._constrainPitch)}get eyeLookDist(){return c.lenVec3(c.subVec3(this._look,this._eye,ft))}get matrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get viewMatrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get normalMatrix(){return this._updateScheduled&&this._doUpdate(),this._state.normalMatrix}get viewNormalMatrix(){return this._updateScheduled&&this._doUpdate(),this._state.normalMatrix}get inverseViewMatrix(){return this._updateScheduled&&this._doUpdate(),this._state.inverseMatrix}get projMatrix(){return this[this.projection].matrix}get perspective(){return this._perspective}get ortho(){return this._ortho}get frustum(){return this._frustum}get customProjection(){return this._customProjection}set projection(e){e=e||"perspective",this._projectionType!==e&&("perspective"===e?this._project=this._perspective:"ortho"===e?this._project=this._ortho:"frustum"===e?this._project=this._frustum:"customProjection"===e?this._project=this._customProjection:(this.error("Unsupported value for 'projection': "+e+" defaulting to 'perspective'"),this._project=this._perspective,e="perspective"),this._project._update(),this._projectionType=e,this.glRedraw(),this._update(),this.fire("dirty"),this.fire("projection",this._projectionType),this.fire("projMatrix",this._project.matrix))}get projection(){return this._projectionType}get project(){return this._project}projectWorldPos(e){const t=yt,i=xt,s=Bt;t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=1,c.mulMat4v4(this.viewMatrix,t,i),c.mulMat4v4(this.projMatrix,i,s),c.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1;const r=this.scene.canvas.canvas,o=r.offsetWidth/2,n=r.offsetHeight/2;return[s[0]*o+o,s[1]*n+n]}destroy(){super.destroy(),this._state.destroy()}}class Dt extends D{get type(){return"Light"}get isLight(){return!0}constructor(e,t={}){super(e,t)}}class St extends Dt{get type(){return"DirLight"}constructor(e,t={}){super(e,t),this._shadowRenderBuf=null,this._shadowViewMatrix=null,this._shadowProjMatrix=null,this._shadowViewMatrixDirty=!0,this._shadowProjMatrixDirty=!0;const i=this.scene.camera,s=this.scene.canvas;this._onCameraViewMatrix=i.on("viewMatrix",(()=>{this._shadowViewMatrixDirty=!0})),this._onCameraProjMatrix=i.on("projMatrix",(()=>{this._shadowProjMatrixDirty=!0})),this._onCanvasBoundary=s.on("boundary",(()=>{this._shadowProjMatrixDirty=!0})),this._state=new At({type:"dir",dir:c.vec3([1,1,1]),color:c.vec3([.7,.7,.8]),intensity:1,space:t.space||"view",castsShadow:!1,getShadowViewMatrix:()=>{if(this._shadowViewMatrixDirty){this._shadowViewMatrix||(this._shadowViewMatrix=c.identityMat4());const e=this.scene.camera,t=this._state.dir,i=e.look,s=[i[0]-t[0],i[1]-t[1],i[2]-t[2]],r=[0,1,0];c.lookAtMat4v(s,i,r,this._shadowViewMatrix),this._shadowViewMatrixDirty=!1}return this._shadowViewMatrix},getShadowProjMatrix:()=>(this._shadowProjMatrixDirty&&(this._shadowProjMatrix||(this._shadowProjMatrix=c.identityMat4()),c.orthoMat4c(-40,40,-40,40,-40,80,this._shadowProjMatrix),this._shadowProjMatrixDirty=!1),this._shadowProjMatrix),getShadowRenderBuf:()=>(this._shadowRenderBuf||(this._shadowRenderBuf=new st(this.scene.canvas.canvas,this.scene.canvas.gl,{size:[1024,1024]})),this._shadowRenderBuf)}),this.dir=t.dir,this.color=t.color,this.intensity=t.intensity,this.castsShadow=t.castsShadow,this.scene._lightCreated(this)}set dir(e){this._state.dir.set(e||[1,1,1]),this._shadowViewMatrixDirty=!0,this.glRedraw()}get dir(){return this._state.dir}set color(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}get color(){return this._state.color}set intensity(e){e=void 0!==e?e:1,this._state.intensity=e,this.glRedraw()}get intensity(){return this._state.intensity}set castsShadow(e){e=!!e,this._state.castsShadow!==e&&(this._state.castsShadow=e,this._shadowViewMatrixDirty=!0,this.glRedraw())}get castsShadow(){return this._state.castsShadow}destroy(){const e=this.scene.camera,t=this.scene.canvas;e.off(this._onCameraViewMatrix),e.off(this._onCameraProjMatrix),t.off(this._onCanvasBoundary),super.destroy(),this._state.destroy(),this._shadowRenderBuf&&this._shadowRenderBuf.destroy(),this.scene._lightDestroyed(this),this.glRedraw()}}class Tt extends Dt{get type(){return"AmbientLight"}constructor(e,t={}){super(e,t),this._state={type:"ambient",color:c.vec3([.7,.7,.7]),intensity:1},this.color=t.color,this.intensity=t.intensity,this.scene._lightCreated(this)}set color(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}get color(){return this._state.color}set intensity(e){this._state.intensity=void 0!==e?e:1,this.glRedraw()}get intensity(){return this._state.intensity}destroy(){super.destroy(),this.scene._lightDestroyed(this)}}class Rt extends D{get type(){return"Geometry"}get isGeometry(){return!0}constructor(e,t={}){super(e,t),p.memory.meshes++}destroy(){super.destroy(),p.memory.meshes--}}var Lt=function(){const e=[],t=[],i=[],s=[],r=[];let o=0;const n=new Uint16Array(3),a=new Uint16Array(3),l=new Uint16Array(3),A=c.vec3(),h=c.vec3(),u=c.vec3(),d=c.vec3(),p=c.vec3(),f=c.vec3(),g=c.vec3();return function(m,_,v,b){!function(r,o){const n={};let a,l,A,h;const c=Math.pow(10,4);let u,d,p=0;for(u=0,d=r.length;u<d;u+=3)a=r[u],l=r[u+1],A=r[u+2],h=Math.round(a*c)+"_"+Math.round(l*c)+"_"+Math.round(A*c),void 0===n[h]&&(n[h]=p/3,e[p++]=a,e[p++]=l,e[p++]=A),t[u/3]=n[h];for(u=0,d=o.length;u<d;u++)s[u]=t[o[u]],i[s[u]]=o[u]}(m,_),function(t,i){o=0;for(let m=0,_=t;m<_;m+=3){const t=3*s[m],_=3*s[m+1],v=3*s[m+2];i?(n[0]=e[t],n[1]=e[t+1],n[2]=e[t+2],a[0]=e[_],a[1]=e[_+1],a[2]=e[_+2],l[0]=e[v],l[1]=e[v+1],l[2]=e[v+2],c.decompressPosition(n,i,A),c.decompressPosition(a,i,h),c.decompressPosition(l,i,u)):(A[0]=e[t],A[1]=e[t+1],A[2]=e[t+2],h[0]=e[_],h[1]=e[_+1],h[2]=e[_+2],u[0]=e[v],u[1]=e[v+1],u[2]=e[v+2]),c.subVec3(u,h,d),c.subVec3(A,h,p),c.cross3Vec3(d,p,f),c.normalizeVec3(f,g);const b=r[o]||(r[o]={normal:c.vec3()});b.normal[0]=g[0],b.normal[1]=g[1],b.normal[2]=g[2],o++}}(_.length,v);const y=[],x=Math.cos(c.DEGTORAD*b),B={};let w,P,C,M,E,F,I,D,S,T,R,L=!1;for(let e=0,t=_.length;e<t;e+=3){const t=e/3;for(let i=0;i<3;i++)w=s[e+i],P=s[e+(i+1)%3],C=Math.min(w,P),M=Math.max(w,P),E=C+","+M,void 0===B[E]?B[E]={index1:C,index2:M,face1:t,face2:void 0}:B[E].face2=t}for(E in B)F=B[E],void 0!==F.face2&&(I=r[F.face1].normal,D=r[F.face2].normal,S=c.dotVec3(I,D),S>x)||(T=i[F.index1],R=i[F.index2],(!L&&T>65535||R>65535)&&(L=!0),y.push(T),y.push(R));return L?new Uint32Array(y):new Uint16Array(y)}}();const Ut=function(){const e=c.mat4(),t=c.mat4();return function(i,s){s=s||c.mat4();const r=i[0],o=i[1],n=i[2],a=i[3]-r,l=i[4]-o,A=i[5]-n,h=65535;return c.identityMat4(e),c.translationMat4v(i,e),c.identityMat4(t),c.scalingMat4v([a/h,l/h,A/h],t),c.mulMat4(e,t,s),s}}();var Ot=function(){const e=c.mat4(),t=c.mat4();return function(i,s,r){const o=new Uint16Array(i.length),n=new Float32Array([r[0]!==s[0]?65535/(r[0]-s[0]):0,r[1]!==s[1]?65535/(r[1]-s[1]):0,r[2]!==s[2]?65535/(r[2]-s[2]):0]);let a;for(a=0;a<i.length;a+=3)o[a+0]=Math.max(0,Math.min(65535,Math.floor((i[a+0]-s[0])*n[0]))),o[a+1]=Math.max(0,Math.min(65535,Math.floor((i[a+1]-s[1])*n[1]))),o[a+2]=Math.max(0,Math.min(65535,Math.floor((i[a+2]-s[2])*n[2])));c.identityMat4(e),c.translationMat4v(s,e),c.identityMat4(t),c.scalingMat4v([(r[0]-s[0])/65535,(r[1]-s[1])/65535,(r[2]-s[2])/65535],t);return{quantized:o,decodeMatrix:c.mulMat4(e,t,c.identityMat4())}}}();var kt=function(){const e=c.mat3(),t=c.mat3();return function(i,s,r){const o=new Uint16Array(i.length),n=new Float32Array([65535/(r[0]-s[0]),65535/(r[1]-s[1])]);let a;for(a=0;a<i.length;a+=2)o[a+0]=Math.max(0,Math.min(65535,Math.floor((i[a+0]-s[0])*n[0]))),o[a+1]=Math.max(0,Math.min(65535,Math.floor((i[a+1]-s[1])*n[1])));c.identityMat3(e),c.translationMat3v(s,e),c.identityMat3(t),c.scalingMat3v([(r[0]-s[0])/65535,(r[1]-s[1])/65535],t);return{quantized:o,decodeMatrix:c.mulMat3(e,t,c.identityMat3())}}}();function Nt(e,t,i,s){let r=e[t]/(Math.abs(e[t])+Math.abs(e[t+1])+Math.abs(e[t+2])),o=e[t+1]/(Math.abs(e[t])+Math.abs(e[t+1])+Math.abs(e[t+2]));if(e[t+2]<0){let e=(1-Math.abs(o))*(r>=0?1:-1),t=(1-Math.abs(r))*(o>=0?1:-1);r=e,o=t}return new Int8Array([Math[i](127.5*r+(r<0?-1:0)),Math[s](127.5*o+(o<0?-1:0))])}function Qt(e){let t=e[0],i=e[1];t/=t<0?127:128,i/=i<0?127:128;const s=1-Math.abs(t)-Math.abs(i);s<0&&(t=(1-Math.abs(i))*(t>=0?1:-1),i=(1-Math.abs(t))*(i>=0?1:-1));const r=Math.sqrt(t*t+i*i+s*s);return[t/r,i/r,s/r]}function Vt(e,t,i){return e[t]*i[0]+e[t+1]*i[1]+e[t+2]*i[2]}const Ht={getPositionsBounds:function(e){const t=new Float32Array(3),i=new Float32Array(3);let s,r;for(s=0;s<3;s++)t[s]=Number.MAX_VALUE,i[s]=-Number.MAX_VALUE;for(s=0;s<e.length;s+=3)for(r=0;r<3;r++)t[r]=Math.min(t[r],e[s+r]),i[r]=Math.max(i[r],e[s+r]);return{min:t,max:i}},createPositionsDecodeMatrix:Ut,compressPositions:Ot,compressPosition:function(e,t,i){const s=new Float32Array([t[3]!==t[0]?65535/(t[3]-t[0]):0,t[4]!==t[1]?65535/(t[4]-t[1]):0,t[5]!==t[2]?65535/(t[5]-t[2]):0]);i[0]=Math.max(0,Math.min(65535,Math.floor((e[0]-t[0])*s[0]))),i[1]=Math.max(0,Math.min(65535,Math.floor((e[1]-t[1])*s[1]))),i[2]=Math.max(0,Math.min(65535,Math.floor((e[2]-t[2])*s[2])))},decompressPositions:function(e,t,i=new Float32Array(e.length)){for(let s=0,r=e.length;s<r;s+=3)i[s+0]=e[s+0]*t[0]+t[12],i[s+1]=e[s+1]*t[5]+t[13],i[s+2]=e[s+2]*t[10]+t[14];return i},decompressPosition:function(e,t,i){return i[0]=e[0]*t[0]+t[12],i[1]=e[1]*t[5]+t[13],i[2]=e[2]*t[10]+t[14],i},decompressAABB:function(e,t,i=e){return i[0]=e[0]*t[0]+t[12],i[1]=e[1]*t[5]+t[13],i[2]=e[2]*t[10]+t[14],i[3]=e[3]*t[0]+t[12],i[4]=e[4]*t[5]+t[13],i[5]=e[5]*t[10]+t[14],i},getUVBounds:function(e){const t=new Float32Array(2),i=new Float32Array(2);let s,r;for(s=0;s<2;s++)t[s]=Number.MAX_VALUE,i[s]=-Number.MAX_VALUE;for(s=0;s<e.length;s+=2)for(r=0;r<2;r++)t[r]=Math.min(t[r],e[s+r]),i[r]=Math.max(i[r],e[s+r]);return{min:t,max:i}},compressUVs:kt,decompressUVs:function(e,t,i=new Float32Array(e.length)){for(let s=0,r=e.length;s<r;s+=3)i[s+0]=e[s+0]*t[0]+t[6],i[s+1]=e[s+1]*t[4]+t[7];return i},decompressUV:function(e,t,i){i[0]=e[0]*t[0]+t[6],i[1]=e[1]*t[4]+t[7]},compressNormals:function(e){const t=new Int8Array(e.length);let i,s,r,o,n;for(let a=0;a<e.length;a+=3)r=i=Nt(e,a,"floor","floor"),s=Qt(i),o=n=Vt(e,a,s),i=Nt(e,a,"ceil","floor"),s=Qt(i),o=Vt(e,a,s),o>n&&(r=i,n=o),i=Nt(e,a,"floor","ceil"),s=Qt(i),o=Vt(e,a,s),o>n&&(r=i,n=o),i=Nt(e,a,"ceil","ceil"),s=Qt(i),o=Vt(e,a,s),o>n&&(r=i,n=o),t[a]=r[0],t[a+1]=r[1];return t},decompressNormals:function(e,t){for(let i=0,s=0,r=e.length;i<r;i+=2){let r=e[i+0],o=e[i+1];r=(2*r+1)/255,o=(2*o+1)/255;const n=1-Math.abs(r)-Math.abs(o);n<0&&(r=(1-Math.abs(o))*(r>=0?1:-1),o=(1-Math.abs(r))*(o>=0?1:-1));const a=Math.sqrt(r*r+o*o+n*n);t[s+0]=r/a,t[s+1]=o/a,t[s+2]=n/a,s+=3}return t},decompressNormal:function(e,t){let i=e[0],s=e[1];i=(2*i+1)/255,s=(2*s+1)/255;const r=1-Math.abs(i)-Math.abs(s);r<0&&(i=(1-Math.abs(s))*(i>=0?1:-1),s=(1-Math.abs(i))*(s>=0?1:-1));const o=Math.sqrt(i*i+s*s+r*r);return t[0]=i/o,t[1]=s/o,t[2]=r/o,t}},jt=p.memory,Gt=c.AABB3();class zt extends Rt{get type(){return"ReadableGeometry"}get isReadableGeometry(){return!0}constructor(e,t={}){super(e,t),this._state=new At({compressGeometry:!!t.compressGeometry,primitive:null,primitiveName:null,positions:null,normals:null,colors:null,uv:null,indices:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,positionsBuf:null,normalsBuf:null,colorsbuf:null,uvBuf:null,indicesBuf:null,hash:""}),this._numTriangles=0,this._edgeThreshold=t.edgeThreshold||10,this._edgeIndicesBuf=null,this._pickTrianglePositionsBuf=null,this._pickTriangleColorsBuf=null,this._aabbDirty=!0,this._boundingSphere=!0,this._aabb=null,this._aabbDirty=!0,this._obb=null,this._obbDirty=!0;const i=this._state,s=this.scene.canvas.gl;switch(t.primitive=t.primitive||"triangles",t.primitive){case"points":i.primitive=s.POINTS,i.primitiveName=t.primitive;break;case"lines":i.primitive=s.LINES,i.primitiveName=t.primitive;break;case"line-loop":i.primitive=s.LINE_LOOP,i.primitiveName=t.primitive;break;case"line-strip":i.primitive=s.LINE_STRIP,i.primitiveName=t.primitive;break;case"triangles":i.primitive=s.TRIANGLES,i.primitiveName=t.primitive;break;case"triangle-strip":i.primitive=s.TRIANGLE_STRIP,i.primitiveName=t.primitive;break;case"triangle-fan":i.primitive=s.TRIANGLE_FAN,i.primitiveName=t.primitive;break;default:this.error("Unsupported value for 'primitive': '"+t.primitive+"' - supported values are 'points', 'lines', 'line-loop', 'line-strip', 'triangles', 'triangle-strip' and 'triangle-fan'. Defaulting to 'triangles'."),i.primitive=s.TRIANGLES,i.primitiveName=t.primitive}if(t.positions)if(this._state.compressGeometry){const e=Ht.getPositionsBounds(t.positions),s=Ht.compressPositions(t.positions,e.min,e.max);i.positions=s.quantized,i.positionsDecodeMatrix=s.decodeMatrix}else i.positions=t.positions.constructor===Float32Array?t.positions:new Float32Array(t.positions);if(t.colors&&(i.colors=t.colors.constructor===Float32Array?t.colors:new Float32Array(t.colors)),t.uv)if(this._state.compressGeometry){const e=Ht.getUVBounds(t.uv),s=Ht.compressUVs(t.uv,e.min,e.max);i.uv=s.quantized,i.uvDecodeMatrix=s.decodeMatrix}else i.uv=t.uv.constructor===Float32Array?t.uv:new Float32Array(t.uv);t.normals&&(this._state.compressGeometry?i.normals=Ht.compressNormals(t.normals):i.normals=t.normals.constructor===Float32Array?t.normals:new Float32Array(t.normals)),t.indices&&(i.indices=t.indices.constructor===Uint32Array||t.indices.constructor===Uint16Array?t.indices:new Uint32Array(t.indices),"triangles"===this._state.primitiveName&&(this._numTriangles=t.indices.length/3)),this._buildHash(),jt.meshes++,this._buildVBOs()}_buildVBOs(){const e=this._state,t=this.scene.canvas.gl;if(e.indices&&(e.indicesBuf=new je(t,t.ELEMENT_ARRAY_BUFFER,e.indices,e.indices.length,1,t.STATIC_DRAW),jt.indices+=e.indicesBuf.numItems),e.positions&&(e.positionsBuf=new je(t,t.ARRAY_BUFFER,e.positions,e.positions.length,3,t.STATIC_DRAW),jt.positions+=e.positionsBuf.numItems),e.normals){let i=e.compressGeometry;e.normalsBuf=new je(t,t.ARRAY_BUFFER,e.normals,e.normals.length,3,t.STATIC_DRAW,i),jt.normals+=e.normalsBuf.numItems}e.colors&&(e.colorsBuf=new je(t,t.ARRAY_BUFFER,e.colors,e.colors.length,4,t.STATIC_DRAW),jt.colors+=e.colorsBuf.numItems),e.uv&&(e.uvBuf=new je(t,t.ARRAY_BUFFER,e.uv,e.uv.length,2,t.STATIC_DRAW),jt.uvs+=e.uvBuf.numItems)}_buildHash(){const e=this._state,t=["/g"];t.push("/"+e.primitive+";"),e.positions&&t.push("p"),e.colors&&t.push("c"),(e.normals||e.autoVertexNormals)&&t.push("n"),e.uv&&t.push("u"),e.compressGeometry&&t.push("cp"),t.push(";"),e.hash=t.join("")}_getEdgeIndices(){return this._edgeIndicesBuf||this._buildEdgeIndices(),this._edgeIndicesBuf}_getPickTrianglePositions(){return this._pickTrianglePositionsBuf||this._buildPickTriangleVBOs(),this._pickTrianglePositionsBuf}_getPickTriangleColors(){return this._pickTriangleColorsBuf||this._buildPickTriangleVBOs(),this._pickTriangleColorsBuf}_buildEdgeIndices(){const e=this._state;if(!e.positions||!e.indices)return;const t=this.scene.canvas.gl,i=Lt(e.positions,e.indices,e.positionsDecodeMatrix,this._edgeThreshold);this._edgeIndicesBuf=new je(t,t.ELEMENT_ARRAY_BUFFER,i,i.length,1,t.STATIC_DRAW),jt.indices+=this._edgeIndicesBuf.numItems}_buildPickTriangleVBOs(){const e=this._state;if(!e.positions||!e.indices)return;const t=this.scene.canvas.gl,i=c.buildPickTriangles(e.positions,e.indices,e.compressGeometry),s=i.positions,r=i.colors;this._pickTrianglePositionsBuf=new je(t,t.ARRAY_BUFFER,s,s.length,3,t.STATIC_DRAW),this._pickTriangleColorsBuf=new je(t,t.ARRAY_BUFFER,r,r.length,4,t.STATIC_DRAW,!0),jt.positions+=this._pickTrianglePositionsBuf.numItems,jt.colors+=this._pickTriangleColorsBuf.numItems}_buildPickVertexVBOs(){}_webglContextLost(){this._sceneVertexBufs&&this._sceneVertexBufs.webglContextLost()}_webglContextRestored(){this._sceneVertexBufs&&this._sceneVertexBufs.webglContextRestored(),this._buildVBOs(),this._edgeIndicesBuf=null,this._pickVertexPositionsBuf=null,this._pickTrianglePositionsBuf=null,this._pickTriangleColorsBuf=null,this._pickVertexPositionsBuf=null,this._pickVertexColorsBuf=null}get primitive(){return this._state.primitiveName}get compressGeometry(){return this._state.compressGeometry}get positions(){return this._state.positions?this._state.compressGeometry?(this._decompressedPositions||(this._decompressedPositions=new Float32Array(this._state.positions.length),Ht.decompressPositions(this._state.positions,this._state.positionsDecodeMatrix,this._decompressedPositions)),this._decompressedPositions):this._state.positions:null}set positions(e){const t=this._state,i=t.positions;if(i)if(i.length===e.length){if(this._state.compressGeometry){const i=Ht.getPositionsBounds(e),s=Ht.compressPositions(e,i.min,i.max);e=s.quantized,t.positionsDecodeMatrix=s.decodeMatrix}i.set(e),t.positionsBuf&&t.positionsBuf.setData(i),this._setAABBDirty(),this.glRedraw()}else this.error("can't update geometry positions - new positions are wrong length");else this.error("can't update geometry positions - geometry has no positions")}get normals(){if(this._state.normals){if(!this._state.compressGeometry)return this._state.normals;if(!this._decompressedNormals){const e=this._state.normals.length,t=e+e/2;this._decompressedNormals=new Float32Array(t),Ht.decompressNormals(this._state.normals,this._decompressedNormals)}return this._decompressedNormals}}set normals(e){if(this._state.compressGeometry)return void this.error("can't update geometry normals - quantized geometry is immutable");const t=this._state,i=t.normals;i?i.length===e.length?(i.set(e),t.normalsBuf&&t.normalsBuf.setData(i),this.glRedraw()):this.error("can't update geometry normals - new normals are wrong length"):this.error("can't update geometry normals - geometry has no normals")}get uv(){return this._state.uv?this._state.compressGeometry?(this._decompressedUV||(this._decompressedUV=new Float32Array(this._state.uv.length),Ht.decompressUVs(this._state.uv,this._state.uvDecodeMatrix,this._decompressedUV)),this._decompressedUV):this._state.uv:null}set uv(e){if(this._state.compressGeometry)return void this.error("can't update geometry UVs - quantized geometry is immutable");const t=this._state,i=t.uv;i?i.length===e.length?(i.set(e),t.uvBuf&&t.uvBuf.setData(i),this.glRedraw()):this.error("can't update geometry UVs - new UVs are wrong length"):this.error("can't update geometry UVs - geometry has no UVs")}get colors(){return this._state.colors}set colors(e){if(this._state.compressGeometry)return void this.error("can't update geometry colors - quantized geometry is immutable");const t=this._state,i=t.colors;i?i.length===e.length?(i.set(e),t.colorsBuf&&t.colorsBuf.setData(i),this.glRedraw()):this.error("can't update geometry colors - new colors are wrong length"):this.error("can't update geometry colors - geometry has no colors")}get indices(){return this._state.indices}get aabb(){return this._aabbDirty&&(this._aabb||(this._aabb=c.AABB3()),c.positions3ToAABB3(this._state.positions,this._aabb,this._state.positionsDecodeMatrix),this._aabbDirty=!1),this._aabb}get obb(){return this._obbDirty&&(this._obb||(this._obb=c.OBB3()),c.positions3ToAABB3(this._state.positions,Gt,this._state.positionsDecodeMatrix),c.AABB3ToOBB3(Gt,this._obb),this._obbDirty=!1),this._obb}get numTriangles(){return this._numTriangles}_setAABBDirty(){this._aabbDirty||(this._aabbDirty=!0,this._aabbDirty=!0,this._obbDirty=!0)}_getState(){return this._state}destroy(){super.destroy();const e=this._state;e.indicesBuf&&e.indicesBuf.destroy(),e.positionsBuf&&e.positionsBuf.destroy(),e.normalsBuf&&e.normalsBuf.destroy(),e.uvBuf&&e.uvBuf.destroy(),e.colorsBuf&&e.colorsBuf.destroy(),this._edgeIndicesBuf&&this._edgeIndicesBuf.destroy(),this._pickTrianglePositionsBuf&&this._pickTrianglePositionsBuf.destroy(),this._pickTriangleColorsBuf&&this._pickTriangleColorsBuf.destroy(),this._pickVertexPositionsBuf&&this._pickVertexPositionsBuf.destroy(),this._pickVertexColorsBuf&&this._pickVertexColorsBuf.destroy(),e.destroy(),jt.meshes--}}function Wt(e={}){let t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);let i=e.ySize||1;i<0&&(console.error("negative ySize not allowed - will invert"),i*=-1);let s=e.zSize||1;s<0&&(console.error("negative zSize not allowed - will invert"),s*=-1);const r=e.center,o=r?r[0]:0,n=r?r[1]:0,a=r?r[2]:0,l=-t+o,A=-i+n,h=-s+a,c=t+o,u=i+n,d=s+a;return _.apply(e,{positions:[c,u,d,l,u,d,l,A,d,c,A,d,c,u,d,c,A,d,c,A,h,c,u,h,c,u,d,c,u,h,l,u,h,l,u,d,l,u,d,l,u,h,l,A,h,l,A,d,l,A,h,c,A,h,c,A,d,l,A,d,c,A,h,l,A,h,l,u,h,c,u,h],normals:[0,0,1,0,0,1,0,0,1,0,0,1,1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1],uv:[1,0,0,0,0,1,1,1,0,0,0,1,1,1,1,0,1,1,1,0,0,0,0,1,1,0,0,0,0,1,1,1,0,1,1,1,1,0,0,0,0,1,1,1,1,0,0,0],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]})}class Kt extends D{get type(){return"Material"}constructor(e,t={}){super(e,t),p.memory.materials++}destroy(){super.destroy(),p.memory.materials--}}const Xt={opaque:0,mask:1,blend:2},Jt=["opaque","mask","blend"];class Yt extends Kt{get type(){return"PhongMaterial"}constructor(e,t={}){super(e,t),this._state=new At({type:"PhongMaterial",ambient:c.vec3([1,1,1]),diffuse:c.vec3([1,1,1]),specular:c.vec3([1,1,1]),emissive:c.vec3([0,0,0]),alpha:null,shininess:null,reflectivity:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),this.ambient=t.ambient,this.diffuse=t.diffuse,this.specular=t.specular,this.emissive=t.emissive,this.alpha=t.alpha,this.shininess=t.shininess,this.reflectivity=t.reflectivity,this.lineWidth=t.lineWidth,this.pointSize=t.pointSize,t.ambientMap&&(this._ambientMap=this._checkComponent("Texture",t.ambientMap)),t.diffuseMap&&(this._diffuseMap=this._checkComponent("Texture",t.diffuseMap)),t.specularMap&&(this._specularMap=this._checkComponent("Texture",t.specularMap)),t.emissiveMap&&(this._emissiveMap=this._checkComponent("Texture",t.emissiveMap)),t.alphaMap&&(this._alphaMap=this._checkComponent("Texture",t.alphaMap)),t.reflectivityMap&&(this._reflectivityMap=this._checkComponent("Texture",t.reflectivityMap)),t.normalMap&&(this._normalMap=this._checkComponent("Texture",t.normalMap)),t.occlusionMap&&(this._occlusionMap=this._checkComponent("Texture",t.occlusionMap)),t.diffuseFresnel&&(this._diffuseFresnel=this._checkComponent("Fresnel",t.diffuseFresnel)),t.specularFresnel&&(this._specularFresnel=this._checkComponent("Fresnel",t.specularFresnel)),t.emissiveFresnel&&(this._emissiveFresnel=this._checkComponent("Fresnel",t.emissiveFresnel)),t.alphaFresnel&&(this._alphaFresnel=this._checkComponent("Fresnel",t.alphaFresnel)),t.reflectivityFresnel&&(this._reflectivityFresnel=this._checkComponent("Fresnel",t.reflectivityFresnel)),this.alphaMode=t.alphaMode,this.alphaCutoff=t.alphaCutoff,this.backfaces=t.backfaces,this.frontface=t.frontface,this._makeHash()}_makeHash(){const e=this._state,t=["/p"];this._normalMap&&(t.push("/nm"),this._normalMap.hasMatrix&&t.push("/mat")),this._ambientMap&&(t.push("/am"),this._ambientMap.hasMatrix&&t.push("/mat"),t.push("/"+this._ambientMap.encoding)),this._diffuseMap&&(t.push("/dm"),this._diffuseMap.hasMatrix&&t.push("/mat"),t.push("/"+this._diffuseMap.encoding)),this._specularMap&&(t.push("/sm"),this._specularMap.hasMatrix&&t.push("/mat")),this._emissiveMap&&(t.push("/em"),this._emissiveMap.hasMatrix&&t.push("/mat"),t.push("/"+this._emissiveMap.encoding)),this._alphaMap&&(t.push("/opm"),this._alphaMap.hasMatrix&&t.push("/mat")),this._reflectivityMap&&(t.push("/rm"),this._reflectivityMap.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap.hasMatrix&&t.push("/mat")),this._diffuseFresnel&&t.push("/df"),this._specularFresnel&&t.push("/sf"),this._emissiveFresnel&&t.push("/ef"),this._alphaFresnel&&t.push("/of"),this._reflectivityFresnel&&t.push("/rf"),t.push(";"),e.hash=t.join("")}set ambient(e){let t=this._state.ambient;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.ambient=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}get ambient(){return this._state.ambient}set diffuse(e){let t=this._state.diffuse;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.diffuse=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get diffuse(){return this._state.diffuse}set specular(e){let t=this._state.specular;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.specular=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get specular(){return this._state.specular}set emissive(e){let t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}get emissive(){return this._state.emissive}set alpha(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}get alpha(){return this._state.alpha}set shininess(e){this._state.shininess=void 0!==e?e:80,this.glRedraw()}get shininess(){return this._state.shininess}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set pointSize(e){this._state.pointSize=e||1,this.glRedraw()}get pointSize(){return this._state.pointSize}set reflectivity(e){this._state.reflectivity=void 0!==e?e:1,this.glRedraw()}get reflectivity(){return this._state.reflectivity}get normalMap(){return this._normalMap}get ambientMap(){return this._ambientMap}get diffuseMap(){return this._diffuseMap}get specularMap(){return this._specularMap}get emissiveMap(){return this._emissiveMap}get alphaMap(){return this._alphaMap}get reflectivityMap(){return this._reflectivityMap}get occlusionMap(){return this._occlusionMap}get diffuseFresnel(){return this._diffuseFresnel}get specularFresnel(){return this._specularFresnel}get emissiveFresnel(){return this._emissiveFresnel}get alphaFresnel(){return this._alphaFresnel}get reflectivityFresnel(){return this._reflectivityFresnel}set alphaMode(e){let t=Xt[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" - defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}get alphaMode(){return Jt[this._state.alphaMode]}set alphaCutoff(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}get alphaCutoff(){return this._state.alphaCutoff}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set frontface(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}get frontface(){return this._state.frontface?"ccw":"cw"}destroy(){super.destroy(),this._state.destroy()}}const Zt={default:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.2,.2,.2],edgeAlpha:.5,edgeWidth:1},defaultWhiteBG:{fill:!0,fillColor:[1,1,1],fillAlpha:.6,edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultLightBG:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.2,.2,.2],edgeAlpha:.5,edgeWidth:1},defaultDarkBG:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.5,.5,.5],edgeAlpha:.5,edgeWidth:1},phosphorous:{fill:!0,fillColor:[0,0,0],fillAlpha:.4,edges:!0,edgeColor:[.9,.9,.9],edgeAlpha:.5,edgeWidth:2},sunset:{fill:!0,fillColor:[.9,.9,.6],fillAlpha:.2,edges:!0,edgeColor:[.9,.9,.9],edgeAlpha:.5,edgeWidth:1},vectorscope:{fill:!0,fillColor:[0,0,0],fillAlpha:.7,edges:!0,edgeColor:[.2,1,.2],edgeAlpha:1,edgeWidth:2},battlezone:{fill:!0,fillColor:[0,0,0],fillAlpha:1,edges:!0,edgeColor:[.2,1,.2],edgeAlpha:1,edgeWidth:3},sepia:{fill:!0,fillColor:[.970588207244873,.7965892553329468,.6660899519920349],fillAlpha:.4,edges:!0,edgeColor:[.529411792755127,.4577854573726654,.4100345969200134],edgeAlpha:1,edgeWidth:1},yellowHighlight:{fill:!0,fillColor:[1,1,0],fillAlpha:.5,edges:!0,edgeColor:[1,1,1],edgeAlpha:1,edgeWidth:1},greenSelected:{fill:!0,fillColor:[0,1,0],fillAlpha:.5,edges:!0,edgeColor:[1,1,1],edgeAlpha:1,edgeWidth:1},gamegrid:{fill:!0,fillColor:[.2,.2,.7],fillAlpha:.9,edges:!0,edgeColor:[.4,.4,1.6],edgeAlpha:.8,edgeWidth:3}};class qt extends Kt{get type(){return"EmphasisMaterial"}get presets(){return Zt}constructor(e,t={}){super(e,t),this._state=new At({type:"EmphasisMaterial",fill:null,fillColor:null,fillAlpha:null,edges:null,edgeColor:null,edgeAlpha:null,edgeWidth:null,backfaces:!0,glowThrough:!0}),this._preset="default",t.preset?(this.preset=t.preset,void 0!==t.fill&&(this.fill=t.fill),t.fillColor&&(this.fillColor=t.fillColor),void 0!==t.fillAlpha&&(this.fillAlpha=t.fillAlpha),void 0!==t.edges&&(this.edges=t.edges),t.edgeColor&&(this.edgeColor=t.edgeColor),void 0!==t.edgeAlpha&&(this.edgeAlpha=t.edgeAlpha),void 0!==t.edgeWidth&&(this.edgeWidth=t.edgeWidth),void 0!==t.backfaces&&(this.backfaces=t.backfaces),void 0!==t.glowThrough&&(this.glowThrough=t.glowThrough)):(this.fill=t.fill,this.fillColor=t.fillColor,this.fillAlpha=t.fillAlpha,this.edges=t.edges,this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this.backfaces=t.backfaces,this.glowThrough=t.glowThrough)}set fill(e){e=!1!==e,this._state.fill!==e&&(this._state.fill=e,this.glRedraw())}get fill(){return this._state.fill}set fillColor(e){let t=this._state.fillColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.fillColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.4,t[1]=.4,t[2]=.4),this.glRedraw()}get fillColor(){return this._state.fillColor}set fillAlpha(e){e=null!=e?e:.2,this._state.fillAlpha!==e&&(this._state.fillAlpha=e,this.glRedraw())}get fillAlpha(){return this._state.fillAlpha}set edges(e){e=!1!==e,this._state.edges!==e&&(this._state.edges=e,this.glRedraw())}get edges(){return this._state.edges}set edgeColor(e){let t=this._state.edgeColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.edgeColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}get edgeColor(){return this._state.edgeColor}set edgeAlpha(e){e=null!=e?e:.5,this._state.edgeAlpha!==e&&(this._state.edgeAlpha=e,this.glRedraw())}get edgeAlpha(){return this._state.edgeAlpha}set edgeWidth(e){this._state.edgeWidth=e||1,this.glRedraw()}get edgeWidth(){return this._state.edgeWidth}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set glowThrough(e){e=!1!==e,this._state.glowThrough!==e&&(this._state.glowThrough=e,this.glRedraw())}get glowThrough(){return this._state.glowThrough}set preset(e){if(e=e||"default",this._preset===e)return;const t=Zt[e];t?(this.fill=t.fill,this.fillColor=t.fillColor,this.fillAlpha=t.fillAlpha,this.edges=t.edges,this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this.glowThrough=t.glowThrough,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(Zt).join(", "))}get preset(){return this._preset}destroy(){super.destroy(),this._state.destroy()}}const $t={default:{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1},defaultWhiteBG:{edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultLightBG:{edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultDarkBG:{edgeColor:[.5,.5,.5],edgeAlpha:1,edgeWidth:1}};class ei extends Kt{get type(){return"EdgeMaterial"}get presets(){return $t}constructor(e,t={}){super(e,t),this._state=new At({type:"EdgeMaterial",edges:null,edgeColor:null,edgeAlpha:null,edgeWidth:null}),this._preset="default",t.preset?(this.preset=t.preset,t.edgeColor&&(this.edgeColor=t.edgeColor),void 0!==t.edgeAlpha&&(this.edgeAlpha=t.edgeAlpha),void 0!==t.edgeWidth&&(this.edgeWidth=t.edgeWidth)):(this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth),this.edges=!1!==t.edges}set edges(e){e=!1!==e,this._state.edges!==e&&(this._state.edges=e,this.glRedraw())}get edges(){return this._state.edges}set edgeColor(e){let t=this._state.edgeColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.edgeColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}get edgeColor(){return this._state.edgeColor}set edgeAlpha(e){e=null!=e?e:1,this._state.edgeAlpha!==e&&(this._state.edgeAlpha=e,this.glRedraw())}get edgeAlpha(){return this._state.edgeAlpha}set edgeWidth(e){this._state.edgeWidth=e||1,this.glRedraw()}get edgeWidth(){return this._state.edgeWidth}set preset(e){if(e=e||"default",this._preset===e)return;const t=$t[e];t?(this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys($t).join(", "))}get preset(){return this._preset}destroy(){super.destroy(),this._state.destroy()}}const ti={meters:{abbrev:"m"},metres:{abbrev:"m"},centimeters:{abbrev:"cm"},centimetres:{abbrev:"cm"},millimeters:{abbrev:"mm"},millimetres:{abbrev:"mm"},yards:{abbrev:"yd"},feet:{abbrev:"ft"},inches:{abbrev:"in"}};class ii extends D{constructor(e,t={}){super(e,t),this._units="meters",this._scale=1,this._origin=c.vec3([0,0,0]),this.units=t.units,this.scale=t.scale,this.origin=t.origin}get unitsInfo(){return ti}set units(e){e||(e="meters");ti[e]||(this.error("Unsupported value for 'units': "+e+" defaulting to 'meters'"),e="meters"),this._units=e,this.fire("units",this._units)}get units(){return this._units}set scale(e){(e=e||1)<=0?this.error("scale value should be larger than zero"):(this._scale=e,this.fire("scale",this._scale))}get scale(){return this._scale}set origin(e){if(!e)return this._origin[0]=0,this._origin[1]=0,void(this._origin[2]=0);this._origin[0]=e[0],this._origin[1]=e[1],this._origin[2]=e[2],this.fire("origin",this._origin)}get origin(){return this._origin}worldToRealPos(e,t=c.vec3(3)){t[0]=this._origin[0]+this._scale*e[0],t[1]=this._origin[1]+this._scale*e[1],t[2]=this._origin[2]+this._scale*e[2]}realToWorldPos(e,t=c.vec3(3)){return t[0]=(e[0]-this._origin[0])/this._scale,t[1]=(e[1]-this._origin[1])/this._scale,t[2]=(e[2]-this._origin[2])/this._scale,t}}class si extends D{constructor(e,t={}){super(e,t),this._supported=Te.SUPPORTED_EXTENSIONS.OES_standard_derivatives,this.enabled=t.enabled,this.kernelRadius=t.kernelRadius,this.intensity=t.intensity,this.bias=t.bias,this.scale=t.scale,this.minResolution=t.minResolution,this.numSamples=t.numSamples,this.blur=t.blur,this.blendCutoff=t.blendCutoff,this.blendFactor=t.blendFactor}get supported(){return this._supported}set enabled(e){e=!!e,this._enabled!==e&&(this._enabled=e,this.glRedraw())}get enabled(){return this._enabled}get possible(){if(!this._supported)return!1;if(!this._enabled)return!1;const e=this.scene.camera.projection;return"customProjection"!==e&&"frustum"!==e}get active(){return this._active}set kernelRadius(e){null==e&&(e=100),this._kernelRadius!==e&&(this._kernelRadius=e,this.glRedraw())}get kernelRadius(){return this._kernelRadius}set intensity(e){null==e&&(e=.15),this._intensity!==e&&(this._intensity=e,this.glRedraw())}get intensity(){return this._intensity}set bias(e){null==e&&(e=.5),this._bias!==e&&(this._bias=e,this.glRedraw())}get bias(){return this._bias}set scale(e){null==e&&(e=1),this._scale!==e&&(this._scale=e,this.glRedraw())}get scale(){return this._scale}set minResolution(e){null==e&&(e=0),this._minResolution!==e&&(this._minResolution=e,this.glRedraw())}get minResolution(){return this._minResolution}set numSamples(e){null==e&&(e=10),this._numSamples!==e&&(this._numSamples=e,this.glRedraw())}get numSamples(){return this._numSamples}set blur(e){e=!1!==e,this._blur!==e&&(this._blur=e,this.glRedraw())}get blur(){return this._blur}set blendCutoff(e){null==e&&(e=.3),this._blendCutoff!==e&&(this._blendCutoff=e,this.glRedraw())}get blendCutoff(){return this._blendCutoff}set blendFactor(e){null==e&&(e=1),this._blendFactor!==e&&(this._blendFactor=e,this.glRedraw())}get blendFactor(){return this._blendFactor}destroy(){super.destroy()}}class ri extends D{constructor(e,t={}){super(e,t),this.sliceColor=t.sliceColor,this.sliceThickness=t.sliceThickness}set sliceThickness(e){null==e&&(e=0),this._sliceThickness!==e&&(this._sliceThickness=e,this.glRedraw())}get sliceThickness(){return this._sliceThickness}set sliceColor(e){null==e&&(e=[0,0,0,1]),this._sliceColor!==e&&(this._sliceColor=e,this.glRedraw())}get sliceColor(){return this._sliceColor}destroy(){super.destroy()}}const oi={default:{pointSize:4,roundPoints:!0,perspectivePoints:!0},square:{pointSize:4,roundPoints:!1,perspectivePoints:!0},round:{pointSize:4,roundPoints:!0,perspectivePoints:!0}};class ni extends Kt{get type(){return"PointsMaterial"}get presets(){return oi}constructor(e,t={}){super(e,t),this._state=new At({type:"PointsMaterial",pointSize:null,roundPoints:null,perspectivePoints:null,minPerspectivePointSize:null,maxPerspectivePointSize:null,filterIntensity:null,minIntensity:null,maxIntensity:null}),t.preset?(this.preset=t.preset,void 0!==t.pointSize&&(this.pointSize=t.pointSize),void 0!==t.roundPoints&&(this.roundPoints=t.roundPoints),void 0!==t.perspectivePoints&&(this.perspectivePoints=t.perspectivePoints),void 0!==t.minPerspectivePointSize&&(this.minPerspectivePointSize=t.minPerspectivePointSize),void 0!==t.maxPerspectivePointSize&&(this.maxPerspectivePointSize=t.minPerspectivePointSize)):(this._preset="default",this.pointSize=t.pointSize,this.roundPoints=t.roundPoints,this.perspectivePoints=t.perspectivePoints,this.minPerspectivePointSize=t.minPerspectivePointSize,this.maxPerspectivePointSize=t.maxPerspectivePointSize),this.filterIntensity=t.filterIntensity,this.minIntensity=t.minIntensity,this.maxIntensity=t.maxIntensity}set pointSize(e){this._state.pointSize=e||2,this.glRedraw()}get pointSize(){return this._state.pointSize}set roundPoints(e){e=!1!==e,this._state.roundPoints!==e&&(this._state.roundPoints=e,this.scene._needRecompile=!0,this.glRedraw())}get roundPoints(){return this._state.roundPoints}set perspectivePoints(e){e=!1!==e,this._state.perspectivePoints!==e&&(this._state.perspectivePoints=e,this.scene._needRecompile=!0,this.glRedraw())}get perspectivePoints(){return this._state.perspectivePoints}set minPerspectivePointSize(e){this._state.minPerspectivePointSize=e||1,this.scene._needRecompile=!0,this.glRedraw()}get minPerspectivePointSize(){return this._state.minPerspectivePointSize}set maxPerspectivePointSize(e){this._state.maxPerspectivePointSize=e||6,this.scene._needRecompile=!0,this.glRedraw()}get maxPerspectivePointSize(){return this._state.maxPerspectivePointSize}set filterIntensity(e){e=!1!==e,this._state.filterIntensity!==e&&(this._state.filterIntensity=e,this.scene._needRecompile=!0,this.glRedraw())}get filterIntensity(){return this._state.filterIntensity}set minIntensity(e){this._state.minIntensity=null!=e?e:0,this.glRedraw()}get minIntensity(){return this._state.minIntensity}set maxIntensity(e){this._state.maxIntensity=null!=e?e:1,this.glRedraw()}get maxIntensity(){return this._state.maxIntensity}set preset(e){if(e=e||"default",this._preset===e)return;const t=oi[e];t?(this.pointSize=t.pointSize,this.roundPoints=t.roundPoints,this.perspectivePoints=t.perspectivePoints,this.minPerspectivePointSize=t.minPerspectivePointSize,this.maxPerspectivePointSize=t.maxPerspectivePointSize,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(oi).join(", "))}get preset(){return this._preset}get hash(){return[this.pointSize,this.roundPoints,this.perspectivePoints,this.minPerspectivePointSize,this.maxPerspectivePointSize,this.filterIntensity].join(";")}destroy(){super.destroy(),this._state.destroy()}}const ai={default:{lineWidth:1},thick:{lineWidth:2},thicker:{lineWidth:4}};class li extends Kt{get type(){return"LinesMaterial"}get presets(){return ai}constructor(e,t={}){super(e,t),this._state=new At({type:"LinesMaterial",lineWidth:null}),t.preset?(this.preset=t.preset,void 0!==t.lineWidth&&(this.lineWidth=t.lineWidth)):(this._preset="default",this.lineWidth=t.lineWidth)}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set preset(e){if(e=e||"default",this._preset===e)return;const t=ai[e];t?(this.lineWidth=t.lineWidth,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(ai).join(", "))}get preset(){return this._preset}get hash(){return[""+this.lineWidth].join(";")}destroy(){super.destroy(),this._state.destroy()}}function Ai(e,t){const i={};let s,r;for(let o=0,n=t.length;o<n;o++)s=t[o],r=e.components[s],r?r.isEntity?i[s]=!0:e.warn("pick(): Component is not an Entity: "+s):e.warn("pick(): Component not found: "+s);return i}class hi extends D{get type(){return"Scene"}constructor(e,t={}){super(null,t);const i=t.canvasElement||document.getElementById(t.canvasId);if(!(i instanceof HTMLCanvasElement))throw"Mandatory config expected: valid canvasId or canvasElement";this._tickifiedFunctions={};const s=!!t.transparent,r=!!t.alphaDepthMask;this._aabbDirty=!0,this._readableGeometry=!!t.readableGeometryEnabled,this.viewer=e,this.occlusionTestCountdown=0,this.loading=0,this.startTime=(new Date).getTime(),this.models={},this.objects={},this._numObjects=0,this.visibleObjects={},this._numVisibleObjects=0,this.xrayedObjects={},this._numXRayedObjects=0,this.highlightedObjects={},this._numHighlightedObjects=0,this.selectedObjects={},this._numSelectedObjects=0,this.colorizedObjects={},this._numColorizedObjects=0,this.opacityObjects={},this._numOpacityObjects=0,this.offsetObjects={},this._numOffsetObjects=0,this._modelIds=null,this._objectIds=null,this._visibleObjectIds=null,this._xrayedObjectIds=null,this._highlightedObjectIds=null,this._selectedObjectIds=null,this._colorizedObjectIds=null,this._opacityObjectIds=null,this._offsetObjectIds=null,this._collidables={},this._compilables={},this._needRecompile=!1,this.types={},this.components={},this.sectionPlanes={},this.lights={},this.lightMaps={},this.reflectionMaps={},this.bitmaps={},this.lineSets={},this.realWorldOffset=t.realWorldOffset||new Float64Array([0,0,0]),this.canvas=new De(this,{dontClear:!0,canvas:i,spinnerElementId:t.spinnerElementId,transparent:s,webgl2:!1!==t.webgl2,contextAttr:t.contextAttr||{},backgroundColor:t.backgroundColor,backgroundColorFromAmbientLight:t.backgroundColorFromAmbientLight,premultipliedAlpha:t.premultipliedAlpha}),this.canvas.on("boundary",(()=>{this.glRedraw()})),this.canvas.on("webglContextFailed",(()=>{alert("xeokit failed to find WebGL!")})),this._renderer=new nt(this,{transparent:s,alphaDepthMask:r}),this._sectionPlanesState=new function(){this.sectionPlanes=[],this.clippingCaps=!1,this._numCachedSectionPlanes=0;let e=null;this.getHash=function(){if(e)return e;const t=this.getNumAllocatedSectionPlanes();if(this.sectionPlanes,0===t)return this.hash=";";const i=[];for(let e=0,s=t;e<s;e++)i.push("cp");return i.push(";"),e=i.join(""),e},this.addSectionPlane=function(t){this.sectionPlanes.push(t),e=null},this.removeSectionPlane=function(t){for(let i=0,s=this.sectionPlanes.length;i<s;i++)if(this.sectionPlanes[i].id===t.id)return this.sectionPlanes.splice(i,1),void(e=null)},this.setNumCachedSectionPlanes=function(t){this._numCachedSectionPlanes=t,e=null},this.getNumCachedSectionPlanes=function(){return this._numCachedSectionPlanes},this.getNumAllocatedSectionPlanes=function(){const e=this.sectionPlanes.length;return e>this._numCachedSectionPlanes?e:this._numCachedSectionPlanes}},this._sectionPlanesState.setNumCachedSectionPlanes(t.numCachedSectionPlanes||0),this._lightsState=new function(){const e=c.vec4([0,0,0,0]),t=c.vec4();this.lights=[],this.reflectionMaps=[],this.lightMaps=[];let i=null,s=null;this.getHash=function(){if(i)return i;const e=[],t=this.lights;let s;for(let i=0,r=t.length;i<r;i++)s=t[i],e.push("/"),e.push(s.type),e.push("world"===s.space?"w":"v"),s.castsShadow&&e.push("sh");return this.lightMaps.length>0&&e.push("/lm"),this.reflectionMaps.length>0&&e.push("/rm"),e.push(";"),i=e.join(""),i},this.addLight=function(e){this.lights.push(e),s=null,i=null},this.removeLight=function(e){for(let t=0,r=this.lights.length;t<r;t++){if(this.lights[t].id===e.id)return this.lights.splice(t,1),s&&s.id===e.id&&(s=null),void(i=null)}},this.addReflectionMap=function(e){this.reflectionMaps.push(e),i=null},this.removeReflectionMap=function(e){for(let t=0,s=this.reflectionMaps.length;t<s;t++)if(this.reflectionMaps[t].id===e.id)return this.reflectionMaps.splice(t,1),void(i=null)},this.addLightMap=function(e){this.lightMaps.push(e),i=null},this.removeLightMap=function(e){for(let t=0,s=this.lightMaps.length;t<s;t++)if(this.lightMaps[t].id===e.id)return this.lightMaps.splice(t,1),void(i=null)},this.getAmbientColorAndIntensity=function(){if(!s)for(let e=0,t=this.lights.length;e<t;e++){const t=this.lights[e];if("ambient"===t.type){s=t;break}}if(s){const e=s.color,i=s.intensity;return t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=i,t}return e}},this.input=new at(this,{dontClear:!0,element:this.canvas.canvas,keyboardEventsElement:t.keyboardEventsElement}),this.metrics=new ii(this,{units:t.units,scale:t.scale,origin:t.origin}),this.sao=new si(this,{enabled:t.saoEnabled}),this.crossSections=new ri(this,{}),this.ticksPerRender=t.ticksPerRender,this.ticksPerOcclusionTest=t.ticksPerOcclusionTest,this.passes=t.passes,this.clearEachPass=t.clearEachPass,this.gammaInput=t.gammaInput,this.gammaOutput=t.gammaOutput,this.gammaFactor=t.gammaFactor,this._entityOffsetsEnabled=!!t.entityOffsetsEnabled,this._logarithmicDepthBufferEnabled=!!t.logarithmicDepthBufferEnabled,this._dtxEnabled=!1!==t.dtxEnabled,this._pbrEnabled=!!t.pbrEnabled,this._colorTextureEnabled=!1!==t.colorTextureEnabled,this._dtxEnabled=!!t.dtxEnabled,this._markerZOffset=t.markerZOffset,M._addScene(this),this._initDefaults(),this._viewport=new ht(this,{id:"default.viewport",autoBoundary:!0,dontClear:!0}),this._camera=new It(this,{id:"default.camera",dontClear:!0}),new Tt(this,{color:[1,1,1],intensity:.7}),new St(this,{dir:[.8,-.5,-.5],color:[.67,.67,1],intensity:.7,space:"world"}),new St(this,{dir:[-.8,-1,.5],color:[1,1,.9],intensity:.9,space:"world"}),this._camera.on("dirty",(()=>{this._renderer.imageDirty()}))}_initDefaults(){}_addComponent(e){if(e.id&&this.components[e.id]&&(this.error("Component "+_.inQuotes(e.id)+" already exists in Scene - ignoring ID, will randomly-generate instead"),e.id=null),!e.id)for(void 0===window.nextID&&(window.nextID=0),e.id="__"+window.nextID++;this.components[e.id];)e.id=c.createUUID();this.components[e.id]=e;const t=e.type;let i=this.types[e.type];i||(i=this.types[t]={}),i[e.id]=e,e.compile&&(this._compilables[e.id]=e),e.isDrawable&&(this._renderer.addDrawable(e.id,e),this._collidables[e.id]=e)}_removeComponent(e){var t=e.id,i=e.type;delete this.components[t];const s=this.types[i];s&&(delete s[t],_.isEmptyObject(s)&&delete this.types[i]),e.compile&&delete this._compilables[e.id],e.isDrawable&&(this._renderer.removeDrawable(e.id),delete this._collidables[e.id])}_sectionPlaneCreated(e){this.sectionPlanes[e.id]=e,this.scene._sectionPlanesState.addSectionPlane(e._state),this.scene.fire("sectionPlaneCreated",e,!0),this._needRecompile=!0}_bitmapCreated(e){this.bitmaps[e.id]=e,this.scene.fire("bitmapCreated",e,!0)}_lineSetCreated(e){this.lineSets[e.id]=e,this.scene.fire("lineSetCreated",e,!0)}_lightCreated(e){this.lights[e.id]=e,this.scene._lightsState.addLight(e._state),this._needRecompile=!0}_lightMapCreated(e){this.lightMaps[e.id]=e,this.scene._lightsState.addLightMap(e._state),this._needRecompile=!0}_reflectionMapCreated(e){this.reflectionMaps[e.id]=e,this.scene._lightsState.addReflectionMap(e._state),this._needRecompile=!0}_sectionPlaneDestroyed(e){delete this.sectionPlanes[e.id],this.scene._sectionPlanesState.removeSectionPlane(e._state),this.scene.fire("sectionPlaneDestroyed",e,!0),this._needRecompile=!0}_bitmapDestroyed(e){delete this.bitmaps[e.id],this.scene.fire("bitmapDestroyed",e,!0)}_lineSetDestroyed(e){delete this.lineSets[e.id],this.scene.fire("lineSetDestroyed",e,!0)}_lightDestroyed(e){delete this.lights[e.id],this.scene._lightsState.removeLight(e._state),this._needRecompile=!0}_lightMapDestroyed(e){delete this.lightMaps[e.id],this.scene._lightsState.removeLightMap(e._state),this._needRecompile=!0}_reflectionMapDestroyed(e){delete this.reflectionMaps[e.id],this.scene._lightsState.removeReflectionMap(e._state),this._needRecompile=!0}_registerModel(e){this.models[e.id]=e,this._modelIds=null}_deregisterModel(e){const t=e.id;delete this.models[t],this._modelIds=null,this.fire("modelUnloaded",t)}_registerObject(e){this.objects[e.id]=e,this._numObjects++,this._objectIds=null}_deregisterObject(e){delete this.objects[e.id],this._numObjects--,this._objectIds=null}_objectVisibilityUpdated(e,t=!0){e.visible?(this.visibleObjects[e.id]=e,this._numVisibleObjects++):(delete this.visibleObjects[e.id],this._numVisibleObjects--),this._visibleObjectIds=null,t&&this.fire("objectVisibility",e,!0)}_deRegisterVisibleObject(e){delete this.visibleObjects[e.id],this._numVisibleObjects--,this._visibleObjectIds=null}_objectXRayedUpdated(e,t=!0){e.xrayed?(this.xrayedObjects[e.id]=e,this._numXRayedObjects++):(delete this.xrayedObjects[e.id],this._numXRayedObjects--),this._xrayedObjectIds=null,t&&this.fire("objectXRayed",e,!0)}_deRegisterXRayedObject(e){delete this.xrayedObjects[e.id],this._numXRayedObjects--,this._xrayedObjectIds=null}_objectHighlightedUpdated(e){e.highlighted?(this.highlightedObjects[e.id]=e,this._numHighlightedObjects++):(delete this.highlightedObjects[e.id],this._numHighlightedObjects--),this._highlightedObjectIds=null}_deRegisterHighlightedObject(e){delete this.highlightedObjects[e.id],this._numHighlightedObjects--,this._highlightedObjectIds=null}_objectSelectedUpdated(e,t=!0){e.selected?(this.selectedObjects[e.id]=e,this._numSelectedObjects++):(delete this.selectedObjects[e.id],this._numSelectedObjects--),this._selectedObjectIds=null,t&&this.fire("objectSelected",e,!0)}_deRegisterSelectedObject(e){delete this.selectedObjects[e.id],this._numSelectedObjects--,this._selectedObjectIds=null}_objectColorizeUpdated(e,t){t?(this.colorizedObjects[e.id]=e,this._numColorizedObjects++):(delete this.colorizedObjects[e.id],this._numColorizedObjects--),this._colorizedObjectIds=null}_deRegisterColorizedObject(e){delete this.colorizedObjects[e.id],this._numColorizedObjects--,this._colorizedObjectIds=null}_objectOpacityUpdated(e,t){t?(this.opacityObjects[e.id]=e,this._numOpacityObjects++):(delete this.opacityObjects[e.id],this._numOpacityObjects--),this._opacityObjectIds=null}_deRegisterOpacityObject(e){delete this.opacityObjects[e.id],this._numOpacityObjects--,this._opacityObjectIds=null}_objectOffsetUpdated(e,t){!t||0===t[0]&&0===t[1]&&0===t[2]?(this.offsetObjects[e.id]=e,this._numOffsetObjects++):(delete this.offsetObjects[e.id],this._numOffsetObjects--),this._offsetObjectIds=null}_deRegisterOffsetObject(e){delete this.offsetObjects[e.id],this._numOffsetObjects--,this._offsetObjectIds=null}_webglContextLost(){this.canvas.spinner.processes++;for(const e in this.components)if(this.components.hasOwnProperty(e)){const t=this.components[e];t._webglContextLost&&t._webglContextLost()}this._renderer.webglContextLost()}_webglContextRestored(){const e=this.canvas.gl;for(const t in this.components)if(this.components.hasOwnProperty(t)){const i=this.components[t];i._webglContextRestored&&i._webglContextRestored(e)}this._renderer.webglContextRestored(e),this.canvas.spinner.processes--}get capabilities(){return this._renderer.capabilities}get entityOffsetsEnabled(){return this._entityOffsetsEnabled}get readableGeometryEnabled(){return this._readableGeometry}get pickSurfacePrecisionEnabled(){return this._readableGeometry}get logarithmicDepthBufferEnabled(){return this._logarithmicDepthBufferEnabled}set numCachedSectionPlanes(e){e=e||0,this._sectionPlanesState.getNumCachedSectionPlanes()!==e&&(this._sectionPlanesState.setNumCachedSectionPlanes(e),this._needRecompile=!0,this.glRedraw())}get numCachedSectionPlanes(){return this._sectionPlanesState.getNumCachedSectionPlanes()}set pbrEnabled(e){this._pbrEnabled=!!e,this.glRedraw()}get pbrEnabled(){return this._pbrEnabled}set dtxEnabled(e){e=!!e,this._dtxEnabled!==e&&(this._dtxEnabled=e)}get dtxEnabled(){return this._dtxEnabled}set colorTextureEnabled(e){this._colorTextureEnabled=!!e,this.glRedraw()}get colorTextureEnabled(){return this._colorTextureEnabled}get markerZOffset(){return null==this._markerZOffset?-.001:this._markerZOffset}doOcclusionTest(){this._needRecompile&&(this._recompile(),this._needRecompile=!1),this._renderer.doOcclusionTest()}render(e){e&&M.runTasks();const t={sceneId:null,pass:0};if(this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1),!e&&!this._renderer.needsRender())return;t.sceneId=this.id;const i=this._passes,s=this._clearEachPass;let r,o;for(r=0;r<i;r++)t.pass=r,this.fire("rendering",t,!0),o=s||0===r,this._renderer.render({pass:r,clear:o,force:e}),this.fire("rendered",t,!0);this._saveAmbientColor()}compile(){this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1)}_recompile(){for(const e in this._compilables)this._compilables.hasOwnProperty(e)&&this._compilables[e].compile();this._renderer.shadowsDirty(),this.fire("compile",this,!0)}_saveAmbientColor(){const e=this.canvas;if(e.transparent||e.backgroundImage||e.backgroundColor)this._lastAmbientColor=null;else{const t=this._lightsState.getAmbientColorAndIntensity();this._lastAmbientColor&&this._lastAmbientColor[0]===t[0]&&this._lastAmbientColor[1]===t[1]&&this._lastAmbientColor[2]===t[2]&&this._lastAmbientColor[3]===t[3]||(e.backgroundColor=t,this._lastAmbientColor||(this._lastAmbientColor=c.vec4([0,0,0,1])),this._lastAmbientColor.set(t))}}get modelIds(){return this._modelIds||(this._modelIds=Object.keys(this.models)),this._modelIds}get numObjects(){return this._numObjects}get objectIds(){return this._objectIds||(this._objectIds=Object.keys(this.objects)),this._objectIds}get numVisibleObjects(){return this._numVisibleObjects}get visibleObjectIds(){return this._visibleObjectIds||(this._visibleObjectIds=Object.keys(this.visibleObjects)),this._visibleObjectIds}get numXRayedObjects(){return this._numXRayedObjects}get xrayedObjectIds(){return this._xrayedObjectIds||(this._xrayedObjectIds=Object.keys(this.xrayedObjects)),this._xrayedObjectIds}get numHighlightedObjects(){return this._numHighlightedObjects}get highlightedObjectIds(){return this._highlightedObjectIds||(this._highlightedObjectIds=Object.keys(this.highlightedObjects)),this._highlightedObjectIds}get numSelectedObjects(){return this._numSelectedObjects}get selectedObjectIds(){return this._selectedObjectIds||(this._selectedObjectIds=Object.keys(this.selectedObjects)),this._selectedObjectIds}get numColorizedObjects(){return this._numColorizedObjects}get colorizedObjectIds(){return this._colorizedObjectIds||(this._colorizedObjectIds=Object.keys(this.colorizedObjects)),this._colorizedObjectIds}get opacityObjectIds(){return this._opacityObjectIds||(this._opacityObjectIds=Object.keys(this.opacityObjects)),this._opacityObjectIds}get offsetObjectIds(){return this._offsetObjectIds||(this._offsetObjectIds=Object.keys(this.offsetObjects)),this._offsetObjectIds}set ticksPerRender(e){null==e?e=1:(!_.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'ticksPerRender': '"+e+"' - should be an integer greater than zero."),e=1),e!==this._ticksPerRender&&(this._ticksPerRender=e)}get ticksPerRender(){return this._ticksPerRender}set ticksPerOcclusionTest(e){null==e?e=20:(!_.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'ticksPerOcclusionTest': '"+e+"' - should be an integer greater than zero."),e=20),e!==this._ticksPerOcclusionTest&&(this._ticksPerOcclusionTest=e)}get ticksPerOcclusionTest(){return this._ticksPerOcclusionTest}set passes(e){null==e?e=1:(!_.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'passes': '"+e+"' - should be an integer greater than zero."),e=1),e!==this._passes&&(this._passes=e,this.glRedraw())}get passes(){return this._passes}set clearEachPass(e){(e=!!e)!==this._clearEachPass&&(this._clearEachPass=e,this.glRedraw())}get clearEachPass(){return this._clearEachPass}set gammaInput(e){(e=!1!==e)!==this._renderer.gammaInput&&(this._renderer.gammaInput=e,this._needRecompile=!0,this.glRedraw())}get gammaInput(){return this._renderer.gammaInput}set gammaOutput(e){(e=!!e)!==this._renderer.gammaOutput&&(this._renderer.gammaOutput=e,this._needRecompile=!0,this.glRedraw())}get gammaOutput(){return this._renderer.gammaOutput}set gammaFactor(e){(e=null==e?2.2:e)!==this._renderer.gammaFactor&&(this._renderer.gammaFactor=e,this.glRedraw())}get gammaFactor(){return this._renderer.gammaFactor}get geometry(){return this.components["default.geometry"]||Wt(zt)}get material(){return this.components["default.material"]||new Yt(this,{id:"default.material",emissive:[.4,.4,.4],dontClear:!0})}get xrayMaterial(){return this.components["default.xrayMaterial"]||new qt(this,{id:"default.xrayMaterial",preset:"sepia",dontClear:!0})}get highlightMaterial(){return this.components["default.highlightMaterial"]||new qt(this,{id:"default.highlightMaterial",preset:"yellowHighlight",dontClear:!0})}get selectedMaterial(){return this.components["default.selectedMaterial"]||new qt(this,{id:"default.selectedMaterial",preset:"greenSelected",dontClear:!0})}get edgeMaterial(){return this.components["default.edgeMaterial"]||new ei(this,{id:"default.edgeMaterial",preset:"default",edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1,dontClear:!0})}get pointsMaterial(){return this.components["default.pointsMaterial"]||new ni(this,{id:"default.pointsMaterial",preset:"default",dontClear:!0})}get linesMaterial(){return this.components["default.linesMaterial"]||new li(this,{id:"default.linesMaterial",preset:"default",dontClear:!0})}get viewport(){return this._viewport}get camera(){return this._camera}get center(){if(this._aabbDirty||!this._center){const e=this.aabb;this._center||(this._center=c.vec3()),this._center[0]=(e[0]+e[3])/2,this._center[1]=(e[1]+e[4])/2,this._center[2]=(e[2]+e[5])/2}return this._center}get aabb(){if(this._aabbDirty){this._aabb||(this._aabb=c.AABB3());let e,t=c.MAX_DOUBLE,i=c.MAX_DOUBLE,s=c.MAX_DOUBLE,r=c.MIN_DOUBLE,o=c.MIN_DOUBLE,n=c.MIN_DOUBLE;const a=this._collidables;let l,A=!1;for(const h in a)if(a.hasOwnProperty(h)){if(l=a[h],!1===l.collidable)continue;e=l.aabb,e[0]<t&&(t=e[0]),e[1]<i&&(i=e[1]),e[2]<s&&(s=e[2]),e[3]>r&&(r=e[3]),e[4]>o&&(o=e[4]),e[5]>n&&(n=e[5]),A=!0}A||(t=-100,i=-100,s=-100,r=100,o=100,n=100),this._aabb[0]=t,this._aabb[1]=i,this._aabb[2]=s,this._aabb[3]=r,this._aabb[4]=o,this._aabb[5]=n,this._aabbDirty=!1,this._center=null}return this._aabb}_setAABBDirty(){this._aabbDirty=!0,this.fire("boundary")}pick(e,t){if(0===this.canvas.boundary[2]||0===this.canvas.boundary[3])return this.error("Picking not allowed while canvas has zero width or height"),null;(e=e||{}).pickSurface=e.pickSurface||e.rayPick,e.canvasPos||e.matrix||e.origin&&e.direction||this.warn("picking without canvasPos, matrix, or ray origin and direction");const i=e.includeEntities||e.include;i&&(e.includeEntityIds=Ai(this,i));const s=e.excludeEntities||e.exclude;return s&&(e.excludeEntityIds=Ai(this,s)),this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1),(t=e.snapToEdge||e.snapToVertex?this._renderer.snapPick(e,t):this._renderer.pick(e,t))&&t.entity&&t.entity.fire&&t.entity.fire("picked",t),t}snapPick(e){if(void 0===this._warnSnapPickDeprecated&&(this._warnSnapPickDeprecated=!0,this.warn("Scene.snapPick() is deprecated since v2.4.2 - use Scene.pick() instead")),e.canvasPos)return this._renderer.snapPick(e);this.error("Scene.snapPick() canvasPos parameter expected")}clear(){var e;for(const t in this.components)this.components.hasOwnProperty(t)&&((e=this.components[t])._dontClear||e.destroy())}clearLights(){const e=Object.keys(this.lights);for(let t=0,i=e.length;t<i;t++)this.lights[e[t]].destroy()}clearSectionPlanes(){const e=Object.keys(this.sectionPlanes);for(let t=0,i=e.length;t<i;t++)this.sectionPlanes[e[t]].destroy()}clearBitmaps(){const e=Object.keys(this.bitmaps);for(let t=0,i=e.length;t<i;t++)this.bitmaps[e[t]].destroy()}clearLines(){const e=Object.keys(this.lineSets);for(let t=0,i=e.length;t<i;t++)this.lineSets[e[t]].destroy()}getAABB(e){if(void 0===e)return this.aabb;if(_.isString(e)){const t=this.objects[e];if(t&&t.aabb)return t.aabb;e=[e]}if(0===e.length)return this.aabb;let t,i=c.MAX_DOUBLE,s=c.MAX_DOUBLE,r=c.MAX_DOUBLE,o=c.MIN_DOUBLE,n=c.MIN_DOUBLE,a=c.MIN_DOUBLE;if(this.withObjects(e,(e=>{if(e.collidable){const l=e.aabb;l[0]<i&&(i=l[0]),l[1]<s&&(s=l[1]),l[2]<r&&(r=l[2]),l[3]>o&&(o=l[3]),l[4]>n&&(n=l[4]),l[5]>a&&(a=l[5]),t=!0}})),t){const e=c.AABB3();return e[0]=i,e[1]=s,e[2]=r,e[3]=o,e[4]=n,e[5]=a,e}return this.aabb}setObjectsVisible(e,t){return this.withObjects(e,(e=>{const i=e.visible!==t;return e.visible=t,i}))}setObjectsCollidable(e,t){return this.withObjects(e,(e=>{const i=e.collidable!==t;return e.collidable=t,i}))}setObjectsCulled(e,t){return this.withObjects(e,(e=>{const i=e.culled!==t;return e.culled=t,i}))}setObjectsSelected(e,t){return this.withObjects(e,(e=>{const i=e.selected!==t;return e.selected=t,i}))}setObjectsHighlighted(e,t){return this.withObjects(e,(e=>{const i=e.highlighted!==t;return e.highlighted=t,i}))}setObjectsXRayed(e,t){return this.withObjects(e,(e=>{const i=e.xrayed!==t;return e.xrayed=t,i}))}setObjectsEdges(e,t){return this.withObjects(e,(e=>{const i=e.edges!==t;return e.edges=t,i}))}setObjectsColorized(e,t){return this.withObjects(e,(e=>{e.colorize=t}))}setObjectsOpacity(e,t){return this.withObjects(e,(e=>{const i=e.opacity!==t;return e.opacity=t,i}))}setObjectsPickable(e,t){return this.withObjects(e,(e=>{const i=e.pickable!==t;return e.pickable=t,i}))}setObjectsOffset(e,t){this.withObjects(e,(e=>{e.offset=t}))}withObjects(e,t){_.isString(e)&&(e=[e]);let i=!1;for(let s=0,r=e.length;s<r;s++){const r=e[s];let o=this.objects[r];if(o)i=t(o)||i;else{const e=this.modelIds;for(let s=0,n=e.length;s<n;s++){const n=e[s],a=c.globalizeObjectId(n,r);o=this.objects[a],o&&(i=t(o)||i)}}}return i}tickify(e){const t=e.toString();if(t in this._tickifiedFunctions)return this._tickifiedFunctions[t].wrapperFunc;let i,s=0,r=0;const o=function(...e){i=e,r++},n=this.on("tick",(()=>{r>s&&(s=r,e(...i))}));return this._tickifiedFunctions[t]={tickSubId:n,wrapperFunc:o},o}destroy(){super.destroy();for(const e in this.components)this.components.hasOwnProperty(e)&&this.components[e].destroy();this.canvas.gl=null,this.components=null,this.models=null,this.objects=null,this.visibleObjects=null,this.xrayedObjects=null,this.highlightedObjects=null,this.selectedObjects=null,this.colorizedObjects=null,this.opacityObjects=null,this.sectionPlanes=null,this.lights=null,this.lightMaps=null,this.reflectionMaps=null,this._objectIds=null,this._visibleObjectIds=null,this._xrayedObjectIds=null,this._highlightedObjectIds=null,this._selectedObjectIds=null,this._colorizedObjectIds=null,this.types=null,this.components=null,this.canvas=null,this._renderer=null,this.input=null,this._viewport=null,this._camera=null}}const ci=function(e){"LambertMaterial"===e._material._state.type?(this.vertex=function(e){const t=e.scene,i=e.scene._sectionPlanesState,s=e.scene._lightsState,r=e._geometry._state,o=e._state.billboard,n=e._state.stationary,a=i.getNumAllocatedSectionPlanes()>0,l=!!r.compressGeometry,A=[];A.push("#version 300 es"),A.push("// Lambertian drawing vertex shader"),A.push("in vec3 position;"),A.push("uniform mat4 modelMatrix;"),A.push("uniform mat4 viewMatrix;"),A.push("uniform mat4 projMatrix;"),A.push("uniform vec4 colorize;"),A.push("uniform vec3 offset;"),l&&A.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(A.push("uniform float logDepthBufFC;"),A.push("out float vFragDepth;"),A.push("bool isPerspectiveMatrix(mat4 m) {"),A.push("    return (m[2][3] == - 1.0);"),A.push("}"),A.push("out float isPerspective;"));a&&A.push("out vec4 vWorldPosition;");if(A.push("uniform vec4 lightAmbient;"),A.push("uniform vec4 materialColor;"),A.push("uniform vec3 materialEmissive;"),r.normalsBuf){A.push("in vec3 normal;"),A.push("uniform mat4 modelNormalMatrix;"),A.push("uniform mat4 viewNormalMatrix;");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];"ambient"!==t.type&&(A.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&A.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&A.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(A.push("uniform vec3 lightPos"+e+";"),A.push("uniform vec3 lightDir"+e+";")))}l&&(A.push("vec3 octDecode(vec2 oct) {"),A.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),A.push("    if (v.z < 0.0) {"),A.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),A.push("    }"),A.push("    return normalize(v);"),A.push("}"))}A.push("out vec4 vColor;"),"points"===r.primitiveName&&A.push("uniform float pointSize;");"spherical"!==o&&"cylindrical"!==o||(A.push("void billboard(inout mat4 mat) {"),A.push("   mat[0][0] = 1.0;"),A.push("   mat[0][1] = 0.0;"),A.push("   mat[0][2] = 0.0;"),"spherical"===o&&(A.push("   mat[1][0] = 0.0;"),A.push("   mat[1][1] = 1.0;"),A.push("   mat[1][2] = 0.0;")),A.push("   mat[2][0] = 0.0;"),A.push("   mat[2][1] = 0.0;"),A.push("   mat[2][2] =1.0;"),A.push("}"));A.push("void main(void) {"),A.push("vec4 localPosition = vec4(position, 1.0); "),A.push("vec4 worldPosition;"),l&&A.push("localPosition = positionsDecodeMatrix * localPosition;");r.normalsBuf&&(l?A.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):A.push("vec4 localNormal = vec4(normal, 0.0); "),A.push("mat4 modelNormalMatrix2 = modelNormalMatrix;"),A.push("mat4 viewNormalMatrix2 = viewNormalMatrix;"));A.push("mat4 viewMatrix2 = viewMatrix;"),A.push("mat4 modelMatrix2 = modelMatrix;"),n&&A.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===o||"cylindrical"===o?(A.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),A.push("billboard(modelMatrix2);"),A.push("billboard(viewMatrix2);"),A.push("billboard(modelViewMatrix);"),r.normalsBuf&&(A.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),A.push("billboard(modelNormalMatrix2);"),A.push("billboard(viewNormalMatrix2);"),A.push("billboard(modelViewNormalMatrix);")),A.push("worldPosition = modelMatrix2 * localPosition;"),A.push("worldPosition.xyz = worldPosition.xyz + offset;"),A.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(A.push("worldPosition = modelMatrix2 * localPosition;"),A.push("worldPosition.xyz = worldPosition.xyz + offset;"),A.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));r.normalsBuf&&A.push("vec3 viewNormal = normalize((viewNormalMatrix2 * modelNormalMatrix2 * localNormal).xyz);");if(A.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),A.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),A.push("float lambertian = 1.0;"),r.normalsBuf)for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?A.push("viewLightDir = normalize(lightDir"+e+");"):A.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?A.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):A.push("viewLightDir = -normalize((viewMatrix2 * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?A.push("viewLightDir = normalize(lightDir"+e+");"):A.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+e+", 0.0)).xyz);")}A.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),A.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}A.push("vColor = vec4((lightAmbient.rgb * lightAmbient.a * materialColor.rgb) + materialEmissive.rgb + (reflectedColor * materialColor.rgb), materialColor.a) * colorize;"),a&&A.push("vWorldPosition = worldPosition;");"points"===r.primitiveName&&A.push("gl_PointSize = pointSize;");A.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(A.push("vFragDepth = 1.0 + clipPos.w;"),A.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return A.push("gl_Position = clipPos;"),A.push("}"),A}(e),this.fragment=function(e){const t=e.scene,i=t._sectionPlanesState;e._material._state;const s=e._geometry._state,r=i.getNumAllocatedSectionPlanes()>0,o=t.gammaOutput,n=[];n.push("#version 300 es"),n.push("// Lambertian drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),t.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;"));if(r){n.push("in vec4 vWorldPosition;"),n.push("uniform bool clippable;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";")}n.push("in vec4 vColor;"),o&&(n.push("uniform float gammaFactor;"),n.push("    vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("    return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}"));if(n.push("out vec4 outColor;"),n.push("void main(void) {"),r){n.push("if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > 0.0) { discard; }"),n.push("}")}"points"===s.primitiveName&&(n.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),n.push("float r = dot(cxy, cxy);"),n.push("if (r > 1.0) {"),n.push("   discard;"),n.push("}"));t.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");o?n.push("outColor = linearToGamma(vColor, gammaFactor);"):n.push("outColor = vColor;");return n.push("}"),n}(e)):(this.vertex=function(e){const t=e.scene;e._material;const i=e._state,s=t._sectionPlanesState,r=e._geometry._state,o=t._lightsState;let n;const a=i.billboard,l=i.background,A=i.stationary,h=function(e){if(!e._geometry._state.uvBuf)return!1;const t=e._material;return!!(t._ambientMap||t._occlusionMap||t._baseColorMap||t._diffuseMap||t._alphaMap||t._specularMap||t._glossinessMap||t._specularGlossinessMap||t._emissiveMap||t._metallicMap||t._roughnessMap||t._metallicRoughnessMap||t._reflectivityMap||t._normalMap)}(e),c=pi(e),u=s.getNumAllocatedSectionPlanes()>0,d=di(e),p=!!r.compressGeometry,f=[];f.push("#version 300 es"),f.push("// Drawing vertex shader"),f.push("in  vec3 position;"),p&&f.push("uniform mat4 positionsDecodeMatrix;");f.push("uniform  mat4 modelMatrix;"),f.push("uniform  mat4 viewMatrix;"),f.push("uniform  mat4 projMatrix;"),f.push("out  vec3 vViewPosition;"),f.push("uniform  vec3 offset;"),u&&f.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(f.push("uniform float logDepthBufFC;"),f.push("out float vFragDepth;"),f.push("bool isPerspectiveMatrix(mat4 m) {"),f.push("    return (m[2][3] == - 1.0);"),f.push("}"),f.push("out float isPerspective;"));o.lightMaps.length>0&&f.push("out    vec3 vWorldNormal;");if(c){f.push("in  vec3 normal;"),f.push("uniform    mat4 modelNormalMatrix;"),f.push("uniform    mat4 viewNormalMatrix;"),f.push("out    vec3 vViewNormal;");for(let e=0,t=o.lights.length;e<t;e++)n=o.lights[e],"ambient"!==n.type&&("dir"===n.type&&f.push("uniform vec3 lightDir"+e+";"),"point"===n.type&&f.push("uniform vec3 lightPos"+e+";"),"spot"===n.type&&(f.push("uniform vec3 lightPos"+e+";"),f.push("uniform vec3 lightDir"+e+";")),"dir"===n.type&&"view"===n.space||f.push("out vec4 vViewLightReverseDirAndDist"+e+";"));p&&(f.push("vec3 octDecode(vec2 oct) {"),f.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),f.push("    if (v.z < 0.0) {"),f.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),f.push("    }"),f.push("    return normalize(v);"),f.push("}"))}h&&(f.push("in vec2 uv;"),f.push("out vec2 vUV;"),p&&f.push("uniform mat3 uvDecodeMatrix;"));r.colors&&(f.push("in vec4 color;"),f.push("out vec4 vColor;"));"points"===r.primitiveName&&f.push("uniform float pointSize;");"spherical"!==a&&"cylindrical"!==a||(f.push("void billboard(inout mat4 mat) {"),f.push("   mat[0][0] = 1.0;"),f.push("   mat[0][1] = 0.0;"),f.push("   mat[0][2] = 0.0;"),"spherical"===a&&(f.push("   mat[1][0] = 0.0;"),f.push("   mat[1][1] = 1.0;"),f.push("   mat[1][2] = 0.0;")),f.push("   mat[2][0] = 0.0;"),f.push("   mat[2][1] = 0.0;"),f.push("   mat[2][2] =1.0;"),f.push("}"));if(d){f.push("const mat4 texUnitConverter = mat4(0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.5, 0.5, 0.5, 1.0);");for(let e=0,t=o.lights.length;e<t;e++)o.lights[e].castsShadow&&(f.push("uniform mat4 shadowViewMatrix"+e+";"),f.push("uniform mat4 shadowProjMatrix"+e+";"),f.push("out vec4 vShadowPosFromLight"+e+";"))}f.push("void main(void) {"),f.push("vec4 localPosition = vec4(position, 1.0); "),f.push("vec4 worldPosition;"),p&&f.push("localPosition = positionsDecodeMatrix * localPosition;");c&&(p?f.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):f.push("vec4 localNormal = vec4(normal, 0.0); "),f.push("mat4 modelNormalMatrix2    = modelNormalMatrix;"),f.push("mat4 viewNormalMatrix2     = viewNormalMatrix;"));f.push("mat4 viewMatrix2           = viewMatrix;"),f.push("mat4 modelMatrix2          = modelMatrix;"),A?f.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;"):l&&f.push("viewMatrix2[3] = vec4(0.0, 0.0, 0.0 ,1.0);");"spherical"===a||"cylindrical"===a?(f.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),f.push("billboard(modelMatrix2);"),f.push("billboard(viewMatrix2);"),f.push("billboard(modelViewMatrix);"),c&&(f.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),f.push("billboard(modelNormalMatrix2);"),f.push("billboard(viewNormalMatrix2);"),f.push("billboard(modelViewNormalMatrix);")),f.push("worldPosition = modelMatrix2 * localPosition;"),f.push("worldPosition.xyz = worldPosition.xyz + offset;"),f.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(f.push("worldPosition = modelMatrix2 * localPosition;"),f.push("worldPosition.xyz = worldPosition.xyz + offset;"),f.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));if(c){f.push("vec3 worldNormal = (modelNormalMatrix2 * localNormal).xyz; "),o.lightMaps.length>0&&f.push("vWorldNormal = worldNormal;"),f.push("vViewNormal = normalize((viewNormalMatrix2 * vec4(worldNormal, 1.0)).xyz);"),f.push("vec3 tmpVec3;"),f.push("float lightDist;");for(let e=0,t=o.lights.length;e<t;e++)n=o.lights[e],"ambient"!==n.type&&("dir"===n.type&&"world"===n.space&&(f.push("tmpVec3 = vec3(viewMatrix2 * vec4(lightDir"+e+", 0.0) ).xyz;"),f.push("vViewLightReverseDirAndDist"+e+" = vec4(-tmpVec3, 0.0);")),"point"===n.type&&("world"===n.space?(f.push("tmpVec3 = (viewMatrix2 * vec4(lightPos"+e+", 1.0)).xyz - viewPosition.xyz;"),f.push("lightDist = abs(length(tmpVec3));")):(f.push("tmpVec3 = lightPos"+e+".xyz - viewPosition.xyz;"),f.push("lightDist = abs(length(tmpVec3));")),f.push("vViewLightReverseDirAndDist"+e+" = vec4(tmpVec3, lightDist);")))}h&&(p?f.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"):f.push("vUV = uv;"));r.colors&&f.push("vColor = color;");"points"===r.primitiveName&&f.push("gl_PointSize = pointSize;");u&&f.push("vWorldPosition = worldPosition;");f.push("   vViewPosition = viewPosition.xyz;"),f.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(f.push("vFragDepth = 1.0 + clipPos.w;"),f.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));l&&f.push("clipPos.z = clipPos.w;");if(f.push("gl_Position = clipPos;"),d){f.push("const mat4 texUnitConverter = mat4(0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.5, 0.5, 0.5, 1.0);"),f.push("vec4 tempx; ");for(let e=0,t=o.lights.length;e<t;e++)o.lights[e].castsShadow&&f.push("vShadowPosFromLight"+e+" = texUnitConverter * shadowProjMatrix"+e+" * (shadowViewMatrix"+e+" * worldPosition); ")}return f.push("}"),f}(e),this.fragment=function(e){const t=e.scene;t.canvas.gl;const i=e._material,s=e._geometry._state,r=e.scene._sectionPlanesState,o=e.scene._lightsState,n=e._material._state,a=r.getNumAllocatedSectionPlanes()>0,l=pi(e),A=s.uvBuf,h="PhongMaterial"===n.type,c="MetallicMaterial"===n.type,u="SpecularMaterial"===n.type,d=di(e);t.gammaInput;const p=t.gammaOutput,f=[];f.push("#version 300 es"),f.push("// Drawing fragment shader"),f.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),f.push("precision highp float;"),f.push("precision highp int;"),f.push("#else"),f.push("precision mediump float;"),f.push("precision mediump int;"),f.push("#endif"),t.logarithmicDepthBufferEnabled&&(f.push("in float isPerspective;"),f.push("uniform float logDepthBufFC;"),f.push("in float vFragDepth;"));d&&(f.push("float unpackDepth (vec4 color) {"),f.push("  const vec4 bitShift = vec4(1.0, 1.0/256.0, 1.0/(256.0 * 256.0), 1.0/(256.0*256.0*256.0));"),f.push("  return dot(color, bitShift);"),f.push("}"));f.push("uniform float gammaFactor;"),f.push("vec4 linearToLinear( in vec4 value ) {"),f.push("  return value;"),f.push("}"),f.push("vec4 sRGBToLinear( in vec4 value ) {"),f.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),f.push("}"),f.push("vec4 gammaToLinear( in vec4 value) {"),f.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),f.push("}"),p&&(f.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),f.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),f.push("}"));if(a){f.push("in vec4 vWorldPosition;"),f.push("uniform bool clippable;");for(var g=0;g<r.getNumAllocatedSectionPlanes();g++)f.push("uniform bool sectionPlaneActive"+g+";"),f.push("uniform vec3 sectionPlanePos"+g+";"),f.push("uniform vec3 sectionPlaneDir"+g+";")}l&&(o.lightMaps.length>0&&(f.push("uniform samplerCube lightMap;"),f.push("uniform mat4 viewNormalMatrix;")),o.reflectionMaps.length>0&&f.push("uniform samplerCube reflectionMap;"),(o.lightMaps.length>0||o.reflectionMaps.length>0)&&f.push("uniform mat4 viewMatrix;"),f.push("#define PI 3.14159265359"),f.push("#define RECIPROCAL_PI 0.31830988618"),f.push("#define RECIPROCAL_PI2 0.15915494"),f.push("#define EPSILON 1e-6"),f.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),f.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),f.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),f.push("}"),f.push("struct IncidentLight {"),f.push("   vec3 color;"),f.push("   vec3 direction;"),f.push("};"),f.push("struct ReflectedLight {"),f.push("   vec3 diffuse;"),f.push("   vec3 specular;"),f.push("};"),f.push("struct Geometry {"),f.push("   vec3 position;"),f.push("   vec3 viewNormal;"),f.push("   vec3 worldNormal;"),f.push("   vec3 viewEyeDir;"),f.push("};"),f.push("struct Material {"),f.push("   vec3    diffuseColor;"),f.push("   float   specularRoughness;"),f.push("   vec3    specularColor;"),f.push("   float   shine;"),f.push("};"),h&&((o.lightMaps.length>0||o.reflectionMaps.length>0)&&(f.push("void computePhongLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),o.lightMaps.length>0&&(f.push("   vec3 irradiance = "+ui[o.lightMaps[0].encoding]+"(texture(lightMap, geometry.worldNormal)).rgb;"),f.push("   irradiance *= PI;"),f.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),o.reflectionMaps.length>0&&(f.push("   vec3 reflectVec             = reflect(-geometry.viewEyeDir, geometry.viewNormal);"),f.push("   vec3 radiance               = texture(reflectionMap, reflectVec).rgb * 0.2;"),f.push("   radiance *= PI;"),f.push("   reflectedLight.specular     += radiance;")),f.push("}")),f.push("void computePhongLighting(const in IncidentLight directLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),f.push("   float dotNL     = saturate(dot(geometry.viewNormal, directLight.direction));"),f.push("   vec3 irradiance = dotNL * directLight.color * PI;"),f.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.specular += directLight.color * material.specularColor * pow(max(dot(reflect(-directLight.direction, -geometry.viewNormal), geometry.viewEyeDir), 0.0), material.shine);"),f.push("}")),(c||u)&&(f.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),f.push("   float r = ggxRoughness + 0.0001;"),f.push("   return (2.0 / (r * r) - 2.0);"),f.push("}"),f.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),f.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),f.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),f.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),f.push("}"),o.reflectionMaps.length>0&&(f.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),f.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),f.push("   vec3 envMapColor = "+ui[o.reflectionMaps[0].encoding]+"(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),f.push("  return envMapColor;"),f.push("}")),f.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),f.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),f.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),f.push("}"),f.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),f.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),f.push("   return 1.0 / ( gl * gv );"),f.push("}"),f.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),f.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),f.push("   return 0.5 / max( gv + gl, EPSILON );"),f.push("}"),f.push("float D_GGX(const in float alpha, const in float dotNH) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),f.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),f.push("}"),f.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),f.push("   float alpha = ( roughness * roughness );"),f.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),f.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),f.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),f.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),f.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),f.push("   vec3  F = F_Schlick( specularColor, dotLH );"),f.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),f.push("   float D = D_GGX( alpha, dotNH );"),f.push("   return F * (G * D);"),f.push("}"),f.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),f.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),f.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),f.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),f.push("   vec4 r = roughness * c0 + c1;"),f.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),f.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),f.push("   return specularColor * AB.x + AB.y;"),f.push("}"),(o.lightMaps.length>0||o.reflectionMaps.length>0)&&(f.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),o.lightMaps.length>0&&(f.push("   vec3 irradiance = sRGBToLinear(texture(lightMap, geometry.worldNormal)).rgb;"),f.push("   irradiance *= PI;"),f.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),o.reflectionMaps.length>0&&(f.push("   vec3 reflectVec             = reflect(-geometry.viewEyeDir, geometry.viewNormal);"),f.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),f.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),f.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),f.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),f.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),f.push("}")),f.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),f.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),f.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),f.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),f.push("}")));f.push("in vec3 vViewPosition;"),s.colors&&f.push("in vec4 vColor;");A&&(l&&i._normalMap||i._ambientMap||i._baseColorMap||i._diffuseMap||i._emissiveMap||i._metallicMap||i._roughnessMap||i._metallicRoughnessMap||i._specularMap||i._glossinessMap||i._specularGlossinessMap||i._occlusionMap||i._alphaMap)&&f.push("in vec2 vUV;");l&&(o.lightMaps.length>0&&f.push("in vec3 vWorldNormal;"),f.push("in vec3 vViewNormal;"));n.ambient&&f.push("uniform vec3 materialAmbient;");n.baseColor&&f.push("uniform vec3 materialBaseColor;");void 0!==n.alpha&&null!==n.alpha&&f.push("uniform vec4 materialAlphaModeCutoff;");n.emissive&&f.push("uniform vec3 materialEmissive;");n.diffuse&&f.push("uniform vec3 materialDiffuse;");void 0!==n.glossiness&&null!==n.glossiness&&f.push("uniform float materialGlossiness;");void 0!==n.shininess&&null!==n.shininess&&f.push("uniform float materialShininess;");n.specular&&f.push("uniform vec3 materialSpecular;");void 0!==n.metallic&&null!==n.metallic&&f.push("uniform float materialMetallic;");void 0!==n.roughness&&null!==n.roughness&&f.push("uniform float materialRoughness;");void 0!==n.specularF0&&null!==n.specularF0&&f.push("uniform float materialSpecularF0;");A&&i._ambientMap&&(f.push("uniform sampler2D ambientMap;"),i._ambientMap._state.matrix&&f.push("uniform mat4 ambientMapMatrix;"));A&&i._baseColorMap&&(f.push("uniform sampler2D baseColorMap;"),i._baseColorMap._state.matrix&&f.push("uniform mat4 baseColorMapMatrix;"));A&&i._diffuseMap&&(f.push("uniform sampler2D diffuseMap;"),i._diffuseMap._state.matrix&&f.push("uniform mat4 diffuseMapMatrix;"));A&&i._emissiveMap&&(f.push("uniform sampler2D emissiveMap;"),i._emissiveMap._state.matrix&&f.push("uniform mat4 emissiveMapMatrix;"));l&&A&&i._metallicMap&&(f.push("uniform sampler2D metallicMap;"),i._metallicMap._state.matrix&&f.push("uniform mat4 metallicMapMatrix;"));l&&A&&i._roughnessMap&&(f.push("uniform sampler2D roughnessMap;"),i._roughnessMap._state.matrix&&f.push("uniform mat4 roughnessMapMatrix;"));l&&A&&i._metallicRoughnessMap&&(f.push("uniform sampler2D metallicRoughnessMap;"),i._metallicRoughnessMap._state.matrix&&f.push("uniform mat4 metallicRoughnessMapMatrix;"));l&&i._normalMap&&(f.push("uniform sampler2D normalMap;"),i._normalMap._state.matrix&&f.push("uniform mat4 normalMapMatrix;"),f.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),f.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),f.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),f.push("      vec2 st0 = dFdx( uv.st );"),f.push("      vec2 st1 = dFdy( uv.st );"),f.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),f.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),f.push("      vec3 N = normalize( surf_norm );"),f.push("      vec3 mapN = texture( normalMap, uv ).xyz * 2.0 - 1.0;"),f.push("      mat3 tsn = mat3( S, T, N );"),f.push("      return normalize( tsn * mapN );"),f.push("}"));A&&i._occlusionMap&&(f.push("uniform sampler2D occlusionMap;"),i._occlusionMap._state.matrix&&f.push("uniform mat4 occlusionMapMatrix;"));A&&i._alphaMap&&(f.push("uniform sampler2D alphaMap;"),i._alphaMap._state.matrix&&f.push("uniform mat4 alphaMapMatrix;"));l&&A&&i._specularMap&&(f.push("uniform sampler2D specularMap;"),i._specularMap._state.matrix&&f.push("uniform mat4 specularMapMatrix;"));l&&A&&i._glossinessMap&&(f.push("uniform sampler2D glossinessMap;"),i._glossinessMap._state.matrix&&f.push("uniform mat4 glossinessMapMatrix;"));l&&A&&i._specularGlossinessMap&&(f.push("uniform sampler2D materialSpecularGlossinessMap;"),i._specularGlossinessMap._state.matrix&&f.push("uniform mat4 materialSpecularGlossinessMapMatrix;"));l&&(i._diffuseFresnel||i._specularFresnel||i._alphaFresnel||i._emissiveFresnel||i._reflectivityFresnel)&&(f.push("float fresnel(vec3 eyeDir, vec3 normal, float edgeBias, float centerBias, float power) {"),f.push("    float fr = abs(dot(eyeDir, normal));"),f.push("    float finalFr = clamp((fr - edgeBias) / (centerBias - edgeBias), 0.0, 1.0);"),f.push("    return pow(finalFr, power);"),f.push("}"),i._diffuseFresnel&&(f.push("uniform float  diffuseFresnelCenterBias;"),f.push("uniform float  diffuseFresnelEdgeBias;"),f.push("uniform float  diffuseFresnelPower;"),f.push("uniform vec3   diffuseFresnelCenterColor;"),f.push("uniform vec3   diffuseFresnelEdgeColor;")),i._specularFresnel&&(f.push("uniform float  specularFresnelCenterBias;"),f.push("uniform float  specularFresnelEdgeBias;"),f.push("uniform float  specularFresnelPower;"),f.push("uniform vec3   specularFresnelCenterColor;"),f.push("uniform vec3   specularFresnelEdgeColor;")),i._alphaFresnel&&(f.push("uniform float  alphaFresnelCenterBias;"),f.push("uniform float  alphaFresnelEdgeBias;"),f.push("uniform float  alphaFresnelPower;"),f.push("uniform vec3   alphaFresnelCenterColor;"),f.push("uniform vec3   alphaFresnelEdgeColor;")),i._reflectivityFresnel&&(f.push("uniform float  materialSpecularF0FresnelCenterBias;"),f.push("uniform float  materialSpecularF0FresnelEdgeBias;"),f.push("uniform float  materialSpecularF0FresnelPower;"),f.push("uniform vec3   materialSpecularF0FresnelCenterColor;"),f.push("uniform vec3   materialSpecularF0FresnelEdgeColor;")),i._emissiveFresnel&&(f.push("uniform float  emissiveFresnelCenterBias;"),f.push("uniform float  emissiveFresnelEdgeBias;"),f.push("uniform float  emissiveFresnelPower;"),f.push("uniform vec3   emissiveFresnelCenterColor;"),f.push("uniform vec3   emissiveFresnelEdgeColor;")));if(f.push("uniform vec4   lightAmbient;"),l)for(let e=0,t=o.lights.length;e<t;e++){const t=o.lights[e];"ambient"!==t.type&&(f.push("uniform vec4 lightColor"+e+";"),"point"===t.type&&f.push("uniform vec3 lightAttenuation"+e+";"),"dir"===t.type&&"view"===t.space&&f.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&"view"===t.space?f.push("uniform vec3 lightPos"+e+";"):f.push("in vec4 vViewLightReverseDirAndDist"+e+";"))}if(d)for(let e=0,t=o.lights.length;e<t;e++)o.lights[e].castsShadow&&(f.push("in vec4 vShadowPosFromLight"+e+";"),f.push("uniform sampler2D shadowMap"+e+";"));if(f.push("uniform vec4 colorize;"),f.push("out vec4 outColor;"),f.push("void main(void) {"),a){f.push("if (clippable) {"),f.push("  float dist = 0.0;");for(g=0;g<r.getNumAllocatedSectionPlanes();g++)f.push("if (sectionPlaneActive"+g+") {"),f.push("   dist += clamp(dot(-sectionPlaneDir"+g+".xyz, vWorldPosition.xyz - sectionPlanePos"+g+".xyz), 0.0, 1000.0);"),f.push("}");f.push("  if (dist > 0.0) { discard; }"),f.push("}")}"points"===s.primitiveName&&(f.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),f.push("float r = dot(cxy, cxy);"),f.push("if (r > 1.0) {"),f.push("   discard;"),f.push("}"));f.push("float occlusion = 1.0;"),n.ambient?f.push("vec3 ambientColor = materialAmbient;"):f.push("vec3 ambientColor = vec3(1.0, 1.0, 1.0);");n.diffuse?f.push("vec3 diffuseColor = materialDiffuse;"):n.baseColor?f.push("vec3 diffuseColor = materialBaseColor;"):f.push("vec3 diffuseColor = vec3(1.0, 1.0, 1.0);");s.colors&&f.push("diffuseColor *= vColor.rgb;");n.emissive?f.push("vec3 emissiveColor = materialEmissive;"):f.push("vec3  emissiveColor = vec3(0.0, 0.0, 0.0);");n.specular?f.push("vec3 specular = materialSpecular;"):f.push("vec3 specular = vec3(1.0, 1.0, 1.0);");void 0!==n.alpha?f.push("float alpha = materialAlphaModeCutoff[0];"):f.push("float alpha = 1.0;");s.colors&&f.push("alpha *= vColor.a;");void 0!==n.glossiness?f.push("float glossiness = materialGlossiness;"):f.push("float glossiness = 1.0;");void 0!==n.metallic?f.push("float metallic = materialMetallic;"):f.push("float metallic = 1.0;");void 0!==n.roughness?f.push("float roughness = materialRoughness;"):f.push("float roughness = 1.0;");void 0!==n.specularF0?f.push("float specularF0 = materialSpecularF0;"):f.push("float specularF0 = 1.0;");A&&(l&&i._normalMap||i._ambientMap||i._baseColorMap||i._diffuseMap||i._occlusionMap||i._emissiveMap||i._metallicMap||i._roughnessMap||i._metallicRoughnessMap||i._specularMap||i._glossinessMap||i._specularGlossinessMap||i._alphaMap)&&(f.push("vec4 texturePos = vec4(vUV.s, vUV.t, 1.0, 1.0);"),f.push("vec2 textureCoord;"));A&&i._ambientMap&&(i._ambientMap._state.matrix?f.push("textureCoord = (ambientMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 ambientTexel = texture(ambientMap, textureCoord).rgb;"),f.push("ambientTexel = "+ui[i._ambientMap._state.encoding]+"(ambientTexel);"),f.push("ambientColor *= ambientTexel.rgb;"));A&&i._diffuseMap&&(i._diffuseMap._state.matrix?f.push("textureCoord = (diffuseMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 diffuseTexel = texture(diffuseMap, textureCoord);"),f.push("diffuseTexel = "+ui[i._diffuseMap._state.encoding]+"(diffuseTexel);"),f.push("diffuseColor *= diffuseTexel.rgb;"),f.push("alpha *= diffuseTexel.a;"));A&&i._baseColorMap&&(i._baseColorMap._state.matrix?f.push("textureCoord = (baseColorMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 baseColorTexel = texture(baseColorMap, textureCoord);"),f.push("baseColorTexel = "+ui[i._baseColorMap._state.encoding]+"(baseColorTexel);"),f.push("diffuseColor *= baseColorTexel.rgb;"),f.push("alpha *= baseColorTexel.a;"));A&&i._emissiveMap&&(i._emissiveMap._state.matrix?f.push("textureCoord = (emissiveMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 emissiveTexel = texture(emissiveMap, textureCoord);"),f.push("emissiveTexel = "+ui[i._emissiveMap._state.encoding]+"(emissiveTexel);"),f.push("emissiveColor = emissiveTexel.rgb;"));A&&i._alphaMap&&(i._alphaMap._state.matrix?f.push("textureCoord = (alphaMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("alpha *= texture(alphaMap, textureCoord).r;"));A&&i._occlusionMap&&(i._occlusionMap._state.matrix?f.push("textureCoord = (occlusionMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("occlusion *= texture(occlusionMap, textureCoord).r;"));if(l&&(o.lights.length>0||o.lightMaps.length>0||o.reflectionMaps.length>0)){A&&i._normalMap?(i._normalMap._state.matrix?f.push("textureCoord = (normalMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec3 viewNormal = perturbNormal2Arb( vViewPosition, normalize(vViewNormal), textureCoord );")):f.push("vec3 viewNormal = normalize(vViewNormal);"),A&&i._specularMap&&(i._specularMap._state.matrix?f.push("textureCoord = (specularMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("specular *= texture(specularMap, textureCoord).rgb;")),A&&i._glossinessMap&&(i._glossinessMap._state.matrix?f.push("textureCoord = (glossinessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("glossiness *= texture(glossinessMap, textureCoord).r;")),A&&i._specularGlossinessMap&&(i._specularGlossinessMap._state.matrix?f.push("textureCoord = (materialSpecularGlossinessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 specGlossRGB = texture(materialSpecularGlossinessMap, textureCoord).rgba;"),f.push("specular *= specGlossRGB.rgb;"),f.push("glossiness *= specGlossRGB.a;")),A&&i._metallicMap&&(i._metallicMap._state.matrix?f.push("textureCoord = (metallicMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("metallic *= texture(metallicMap, textureCoord).r;")),A&&i._roughnessMap&&(i._roughnessMap._state.matrix?f.push("textureCoord = (roughnessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("roughness *= texture(roughnessMap, textureCoord).r;")),A&&i._metallicRoughnessMap&&(i._metallicRoughnessMap._state.matrix?f.push("textureCoord = (metallicRoughnessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec3 metalRoughRGB = texture(metallicRoughnessMap, textureCoord).rgb;"),f.push("metallic *= metalRoughRGB.b;"),f.push("roughness *= metalRoughRGB.g;")),f.push("vec3 viewEyeDir = normalize(-vViewPosition);"),i._diffuseFresnel&&(f.push("float diffuseFresnel = fresnel(viewEyeDir, viewNormal, diffuseFresnelEdgeBias, diffuseFresnelCenterBias, diffuseFresnelPower);"),f.push("diffuseColor *= mix(diffuseFresnelEdgeColor, diffuseFresnelCenterColor, diffuseFresnel);")),i._specularFresnel&&(f.push("float specularFresnel = fresnel(viewEyeDir, viewNormal, specularFresnelEdgeBias, specularFresnelCenterBias, specularFresnelPower);"),f.push("specular *= mix(specularFresnelEdgeColor, specularFresnelCenterColor, specularFresnel);")),i._alphaFresnel&&(f.push("float alphaFresnel = fresnel(viewEyeDir, viewNormal, alphaFresnelEdgeBias, alphaFresnelCenterBias, alphaFresnelPower);"),f.push("alpha *= mix(alphaFresnelEdgeColor.r, alphaFresnelCenterColor.r, alphaFresnel);")),i._emissiveFresnel&&(f.push("float emissiveFresnel = fresnel(viewEyeDir, viewNormal, emissiveFresnelEdgeBias, emissiveFresnelCenterBias, emissiveFresnelPower);"),f.push("emissiveColor *= mix(emissiveFresnelEdgeColor, emissiveFresnelCenterColor, emissiveFresnel);")),f.push("if (materialAlphaModeCutoff[1] == 1.0 && alpha < materialAlphaModeCutoff[2]) {"),f.push("   discard;"),f.push("}"),f.push("IncidentLight  light;"),f.push("Material       material;"),f.push("Geometry       geometry;"),f.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),f.push("vec3           viewLightDir;"),h&&(f.push("material.diffuseColor      = diffuseColor;"),f.push("material.specularColor     = specular;"),f.push("material.shine             = materialShininess;")),u&&(f.push("float oneMinusSpecularStrength = 1.0 - max(max(specular.r, specular.g ),specular.b);"),f.push("material.diffuseColor      = diffuseColor * oneMinusSpecularStrength;"),f.push("material.specularRoughness = clamp( 1.0 - glossiness, 0.04, 1.0 );"),f.push("material.specularColor     = specular;")),c&&(f.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),f.push("material.diffuseColor      = diffuseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),f.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),f.push("material.specularColor     = mix(vec3(dielectricSpecular), diffuseColor, metallic);")),f.push("geometry.position      = vViewPosition;"),o.lightMaps.length>0&&f.push("geometry.worldNormal   = normalize(vWorldNormal);"),f.push("geometry.viewNormal    = viewNormal;"),f.push("geometry.viewEyeDir    = viewEyeDir;"),h&&(o.lightMaps.length>0||o.reflectionMaps.length>0)&&f.push("computePhongLightMapping(geometry, material, reflectedLight);"),(u||c)&&(o.lightMaps.length>0||o.reflectionMaps.length>0)&&f.push("computePBRLightMapping(geometry, material, reflectedLight);"),f.push("float shadow = 1.0;"),f.push("float shadowAcneRemover = 0.007;"),f.push("vec3 fragmentDepth;"),f.push("float texelSize = 1.0 / 1024.0;"),f.push("float amountInLight = 0.0;"),f.push("vec3 shadowCoord;"),f.push("vec4 rgbaDepth;"),f.push("float depth;");for(let e=0,t=o.lights.length;e<t;e++){const t=o.lights[e];"ambient"!==t.type&&("dir"===t.type&&"view"===t.space?f.push("viewLightDir = -normalize(lightDir"+e+");"):"point"===t.type&&"view"===t.space?f.push("viewLightDir = normalize(lightPos"+e+" - vViewPosition);"):f.push("viewLightDir = normalize(vViewLightReverseDirAndDist"+e+".xyz);"),d&&t.castsShadow?(f.push("shadow = 0.0;"),f.push("fragmentDepth = vShadowPosFromLight"+e+".xyz;"),f.push("fragmentDepth.z -= shadowAcneRemover;"),f.push("for (int x = -3; x <= 3; x++) {"),f.push("  for (int y = -3; y <= 3; y++) {"),f.push("      float texelDepth = unpackDepth(texture(shadowMap"+e+", fragmentDepth.xy + vec2(x, y) * texelSize));"),f.push("      if (fragmentDepth.z < texelDepth) {"),f.push("          shadow += 1.0;"),f.push("      }"),f.push("  }"),f.push("}"),f.push("shadow = shadow / 9.0;"),f.push("light.color =  lightColor"+e+".rgb * (lightColor"+e+".a * shadow);")):f.push("light.color =  lightColor"+e+".rgb * (lightColor"+e+".a );"),f.push("light.direction = viewLightDir;"),h&&f.push("computePhongLighting(light, geometry, material, reflectedLight);"),(u||c)&&f.push("computePBRLighting(light, geometry, material, reflectedLight);"))}h?f.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * diffuseColor) + ((occlusion * (( reflectedLight.diffuse + reflectedLight.specular)))) + emissiveColor;"):f.push("vec3 outgoingLight = (occlusion * (reflectedLight.diffuse)) + (occlusion * reflectedLight.specular) + emissiveColor;")}else f.push("ambientColor *= (lightAmbient.rgb * lightAmbient.a);"),f.push("vec3 outgoingLight = emissiveColor + ambientColor;");f.push("vec4 fragColor = vec4(outgoingLight, alpha) * colorize;"),p&&f.push("fragColor = linearToGamma(fragColor, gammaFactor);");f.push("outColor = fragColor;"),t.logarithmicDepthBufferEnabled&&f.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return f.push("}"),f}(e))},ui={};function di(e){if(!e.receivesShadow)return!1;const t=e.scene._lightsState.lights;if(!t||0===t.length)return!1;for(let e=0,i=t.length;e<i;e++)if(t[e].castsShadow)return!0;return!1}function pi(e){const t=e._geometry._state.primitiveName;return!(!e._geometry._state.autoVertexNormals&&!e._geometry._state.normalsBuf||"triangles"!==t&&"triangle-strip"!==t&&"triangle-fan"!==t)}ui[3e3]="linearToLinear",ui[3001]="sRGBToLinear";const fi=c.vec3(),gi=new e({}),mi=function(e,t){this.id=gi.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new ci(t),this._allocate(t)},_i={};mi.get=function(e){const t=e.scene,i=[t.canvas.canvas.id,(t.gammaInput?"gi;":";")+(t.gammaOutput?"go":""),t._lightsState.getHash(),t._sectionPlanesState.getHash(),e._geometry._state.hash,e._material._state.hash,e._state.drawHash].join(";");let s=_i[i];if(!s){if(s=new mi(i,e),s.errors)return console.log(s.errors.join("\n")),null;_i[i]=s,p.memory.programs++}return s._useCount++,s},mi.prototype.put=function(){0==--this._useCount&&(gi.removeItem(this.id),this._program&&this._program.destroy(),delete _i[this._hash],p.memory.programs--)},mi.prototype.webglContextRestored=function(){this._program=null},mi.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=Te.MAX_TEXTURE_UNITS,s=t.scene,r=t._material,o=s.canvas.gl,n=this._program,a=t._state,l=t._material._state,A=t._geometry._state,h=s.camera,c=t.origin,u=a.background;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,u&&o.depthFunc(o.LEQUAL),this._bindProgram(e)),o.uniformMatrix4fv(this._uViewMatrix,!1,c?e.getRTCViewMatrix(a.originHash,c):h.viewMatrix),o.uniformMatrix4fv(this._uViewNormalMatrix,!1,h.viewNormalMatrix),a.clippable){const e=s._sectionPlanesState.getNumAllocatedSectionPlanes(),i=s._sectionPlanesState.sectionPlanes.length;if(e>0){const r=s._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<i){const i=n.sectionPlanesActivePerLayer[t];if(o.uniform1i(e.active,i?1:0),i){const i=r[t];if(c){const t=J(i.dist,i.dir,c,fi);o.uniform3fv(e.pos,t)}else o.uniform3fv(e.pos,i.pos);o.uniform3fv(e.dir,i.dir)}}else o.uniform1i(e.active,0)}}}if(l.id!==this._lastMaterialId){e.textureUnit=this._baseTextureUnit;const t=l.backfaces;e.backfaces!==t&&(t?o.disable(o.CULL_FACE):o.enable(o.CULL_FACE),e.backfaces=t);const s=l.frontface;switch(e.frontface!==s&&(s?o.frontFace(o.CCW):o.frontFace(o.CW),e.frontface=s),e.lineWidth!==l.lineWidth&&(o.lineWidth(l.lineWidth),e.lineWidth=l.lineWidth),this._uPointSize&&o.uniform1f(this._uPointSize,l.pointSize),l.type){case"LambertMaterial":this._uMaterialAmbient&&o.uniform3fv(this._uMaterialAmbient,l.ambient),this._uMaterialColor&&o.uniform4f(this._uMaterialColor,l.color[0],l.color[1],l.color[2],l.alpha),this._uMaterialEmissive&&o.uniform3fv(this._uMaterialEmissive,l.emissive);break;case"PhongMaterial":this._uMaterialShininess&&o.uniform1f(this._uMaterialShininess,l.shininess),this._uMaterialAmbient&&o.uniform3fv(this._uMaterialAmbient,l.ambient),this._uMaterialDiffuse&&o.uniform3fv(this._uMaterialDiffuse,l.diffuse),this._uMaterialSpecular&&o.uniform3fv(this._uMaterialSpecular,l.specular),this._uMaterialEmissive&&o.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&o.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0),r._ambientMap&&r._ambientMap._state.texture&&this._uMaterialAmbientMap&&(n.bindTexture(this._uMaterialAmbientMap,r._ambientMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMaterialAmbientMapMatrix&&o.uniformMatrix4fv(this._uMaterialAmbientMapMatrix,!1,r._ambientMap._state.matrix)),r._diffuseMap&&r._diffuseMap._state.texture&&this._uDiffuseMap&&(n.bindTexture(this._uDiffuseMap,r._diffuseMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uDiffuseMapMatrix&&o.uniformMatrix4fv(this._uDiffuseMapMatrix,!1,r._diffuseMap._state.matrix)),r._specularMap&&r._specularMap._state.texture&&this._uSpecularMap&&(n.bindTexture(this._uSpecularMap,r._specularMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularMapMatrix&&o.uniformMatrix4fv(this._uSpecularMapMatrix,!1,r._specularMap._state.matrix)),r._emissiveMap&&r._emissiveMap._state.texture&&this._uEmissiveMap&&(n.bindTexture(this._uEmissiveMap,r._emissiveMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&o.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,r._emissiveMap._state.matrix)),r._alphaMap&&r._alphaMap._state.texture&&this._uAlphaMap&&(n.bindTexture(this._uAlphaMap,r._alphaMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&o.uniformMatrix4fv(this._uAlphaMapMatrix,!1,r._alphaMap._state.matrix)),r._reflectivityMap&&r._reflectivityMap._state.texture&&this._uReflectivityMap&&(n.bindTexture(this._uReflectivityMap,r._reflectivityMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,this._uReflectivityMapMatrix&&o.uniformMatrix4fv(this._uReflectivityMapMatrix,!1,r._reflectivityMap._state.matrix)),r._normalMap&&r._normalMap._state.texture&&this._uNormalMap&&(n.bindTexture(this._uNormalMap,r._normalMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&o.uniformMatrix4fv(this._uNormalMapMatrix,!1,r._normalMap._state.matrix)),r._occlusionMap&&r._occlusionMap._state.texture&&this._uOcclusionMap&&(n.bindTexture(this._uOcclusionMap,r._occlusionMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&o.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,r._occlusionMap._state.matrix)),r._diffuseFresnel&&(this._uDiffuseFresnelEdgeBias&&o.uniform1f(this._uDiffuseFresnelEdgeBias,r._diffuseFresnel.edgeBias),this._uDiffuseFresnelCenterBias&&o.uniform1f(this._uDiffuseFresnelCenterBias,r._diffuseFresnel.centerBias),this._uDiffuseFresnelEdgeColor&&o.uniform3fv(this._uDiffuseFresnelEdgeColor,r._diffuseFresnel.edgeColor),this._uDiffuseFresnelCenterColor&&o.uniform3fv(this._uDiffuseFresnelCenterColor,r._diffuseFresnel.centerColor),this._uDiffuseFresnelPower&&o.uniform1f(this._uDiffuseFresnelPower,r._diffuseFresnel.power)),r._specularFresnel&&(this._uSpecularFresnelEdgeBias&&o.uniform1f(this._uSpecularFresnelEdgeBias,r._specularFresnel.edgeBias),this._uSpecularFresnelCenterBias&&o.uniform1f(this._uSpecularFresnelCenterBias,r._specularFresnel.centerBias),this._uSpecularFresnelEdgeColor&&o.uniform3fv(this._uSpecularFresnelEdgeColor,r._specularFresnel.edgeColor),this._uSpecularFresnelCenterColor&&o.uniform3fv(this._uSpecularFresnelCenterColor,r._specularFresnel.centerColor),this._uSpecularFresnelPower&&o.uniform1f(this._uSpecularFresnelPower,r._specularFresnel.power)),r._alphaFresnel&&(this._uAlphaFresnelEdgeBias&&o.uniform1f(this._uAlphaFresnelEdgeBias,r._alphaFresnel.edgeBias),this._uAlphaFresnelCenterBias&&o.uniform1f(this._uAlphaFresnelCenterBias,r._alphaFresnel.centerBias),this._uAlphaFresnelEdgeColor&&o.uniform3fv(this._uAlphaFresnelEdgeColor,r._alphaFresnel.edgeColor),this._uAlphaFresnelCenterColor&&o.uniform3fv(this._uAlphaFresnelCenterColor,r._alphaFresnel.centerColor),this._uAlphaFresnelPower&&o.uniform1f(this._uAlphaFresnelPower,r._alphaFresnel.power)),r._reflectivityFresnel&&(this._uReflectivityFresnelEdgeBias&&o.uniform1f(this._uReflectivityFresnelEdgeBias,r._reflectivityFresnel.edgeBias),this._uReflectivityFresnelCenterBias&&o.uniform1f(this._uReflectivityFresnelCenterBias,r._reflectivityFresnel.centerBias),this._uReflectivityFresnelEdgeColor&&o.uniform3fv(this._uReflectivityFresnelEdgeColor,r._reflectivityFresnel.edgeColor),this._uReflectivityFresnelCenterColor&&o.uniform3fv(this._uReflectivityFresnelCenterColor,r._reflectivityFresnel.centerColor),this._uReflectivityFresnelPower&&o.uniform1f(this._uReflectivityFresnelPower,r._reflectivityFresnel.power)),r._emissiveFresnel&&(this._uEmissiveFresnelEdgeBias&&o.uniform1f(this._uEmissiveFresnelEdgeBias,r._emissiveFresnel.edgeBias),this._uEmissiveFresnelCenterBias&&o.uniform1f(this._uEmissiveFresnelCenterBias,r._emissiveFresnel.centerBias),this._uEmissiveFresnelEdgeColor&&o.uniform3fv(this._uEmissiveFresnelEdgeColor,r._emissiveFresnel.edgeColor),this._uEmissiveFresnelCenterColor&&o.uniform3fv(this._uEmissiveFresnelCenterColor,r._emissiveFresnel.centerColor),this._uEmissiveFresnelPower&&o.uniform1f(this._uEmissiveFresnelPower,r._emissiveFresnel.power));break;case"MetallicMaterial":this._uBaseColor&&o.uniform3fv(this._uBaseColor,l.baseColor),this._uMaterialMetallic&&o.uniform1f(this._uMaterialMetallic,l.metallic),this._uMaterialRoughness&&o.uniform1f(this._uMaterialRoughness,l.roughness),this._uMaterialSpecularF0&&o.uniform1f(this._uMaterialSpecularF0,l.specularF0),this._uMaterialEmissive&&o.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&o.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0);const t=r._baseColorMap;t&&t._state.texture&&this._uBaseColorMap&&(n.bindTexture(this._uBaseColorMap,t._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uBaseColorMapMatrix&&o.uniformMatrix4fv(this._uBaseColorMapMatrix,!1,t._state.matrix));const s=r._metallicMap;s&&s._state.texture&&this._uMetallicMap&&(n.bindTexture(this._uMetallicMap,s._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMetallicMapMatrix&&o.uniformMatrix4fv(this._uMetallicMapMatrix,!1,s._state.matrix));const a=r._roughnessMap;a&&a._state.texture&&this._uRoughnessMap&&(n.bindTexture(this._uRoughnessMap,a._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uRoughnessMapMatrix&&o.uniformMatrix4fv(this._uRoughnessMapMatrix,!1,a._state.matrix));const A=r._metallicRoughnessMap;A&&A._state.texture&&this._uMetallicRoughnessMap&&(n.bindTexture(this._uMetallicRoughnessMap,A._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMetallicRoughnessMapMatrix&&o.uniformMatrix4fv(this._uMetallicRoughnessMapMatrix,!1,A._state.matrix)),(d=r._emissiveMap)&&d._state.texture&&this._uEmissiveMap&&(n.bindTexture(this._uEmissiveMap,d._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&o.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,d._state.matrix)),(p=r._occlusionMap)&&r._occlusionMap._state.texture&&this._uOcclusionMap&&(n.bindTexture(this._uOcclusionMap,p._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&o.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,p._state.matrix)),(f=r._alphaMap)&&f._state.texture&&this._uAlphaMap&&(n.bindTexture(this._uAlphaMap,f._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&o.uniformMatrix4fv(this._uAlphaMapMatrix,!1,f._state.matrix)),(g=r._normalMap)&&g._state.texture&&this._uNormalMap&&(n.bindTexture(this._uNormalMap,g._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&o.uniformMatrix4fv(this._uNormalMapMatrix,!1,g._state.matrix));break;case"SpecularMaterial":this._uMaterialDiffuse&&o.uniform3fv(this._uMaterialDiffuse,l.diffuse),this._uMaterialSpecular&&o.uniform3fv(this._uMaterialSpecular,l.specular),this._uMaterialGlossiness&&o.uniform1f(this._uMaterialGlossiness,l.glossiness),this._uMaterialReflectivity&&o.uniform1f(this._uMaterialReflectivity,l.reflectivity),this._uMaterialEmissive&&o.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&o.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0);const h=r._diffuseMap;h&&h._state.texture&&this._uDiffuseMap&&(n.bindTexture(this._uDiffuseMap,h._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uDiffuseMapMatrix&&o.uniformMatrix4fv(this._uDiffuseMapMatrix,!1,h._state.matrix));const c=r._specularMap;c&&c._state.texture&&this._uSpecularMap&&(n.bindTexture(this._uSpecularMap,c._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularMapMatrix&&o.uniformMatrix4fv(this._uSpecularMapMatrix,!1,c._state.matrix));const u=r._glossinessMap;u&&u._state.texture&&this._uGlossinessMap&&(n.bindTexture(this._uGlossinessMap,u._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uGlossinessMapMatrix&&o.uniformMatrix4fv(this._uGlossinessMapMatrix,!1,u._state.matrix));const m=r._specularGlossinessMap;var d,p,f,g;m&&m._state.texture&&this._uSpecularGlossinessMap&&(n.bindTexture(this._uSpecularGlossinessMap,m._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularGlossinessMapMatrix&&o.uniformMatrix4fv(this._uSpecularGlossinessMapMatrix,!1,m._state.matrix)),(d=r._emissiveMap)&&d._state.texture&&this._uEmissiveMap&&(n.bindTexture(this._uEmissiveMap,d._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&o.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,d._state.matrix)),(p=r._occlusionMap)&&p._state.texture&&this._uOcclusionMap&&(n.bindTexture(this._uOcclusionMap,p._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&o.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,p._state.matrix)),(f=r._alphaMap)&&f._state.texture&&this._uAlphaMap&&(n.bindTexture(this._uAlphaMap,f._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&o.uniformMatrix4fv(this._uAlphaMapMatrix,!1,f._state.matrix)),(g=r._normalMap)&&g._state.texture&&this._uNormalMap&&(n.bindTexture(this._uNormalMap,g._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&o.uniformMatrix4fv(this._uNormalMapMatrix,!1,g._state.matrix))}this._lastMaterialId=l.id}if(o.uniformMatrix4fv(this._uModelMatrix,o.FALSE,t.worldMatrix),this._uModelNormalMatrix&&o.uniformMatrix4fv(this._uModelNormalMatrix,o.FALSE,t.worldNormalMatrix),this._uClippable&&o.uniform1i(this._uClippable,a.clippable),this._uColorize){const e=a.colorize,t=this._lastColorize;t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2]&&t[3]===e[3]||(o.uniform4fv(this._uColorize,e),t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=e[3])}o.uniform3fv(this._uOffset,a.offset),A.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&o.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,A.positionsDecodeMatrix),this._uUVDecodeMatrix&&o.uniformMatrix3fv(this._uUVDecodeMatrix,!1,A.uvDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(A.positionsBuf),e.bindArray++),this._aNormal&&(this._aNormal.bindArrayBuffer(A.normalsBuf),e.bindArray++),this._aUV&&(this._aUV.bindArrayBuffer(A.uvBuf),e.bindArray++),this._aColor&&(this._aColor.bindArrayBuffer(A.colorsBuf),e.bindArray++),this._aFlags&&(this._aFlags.bindArrayBuffer(A.flagsBuf),e.bindArray++),A.indicesBuf&&(A.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=A.id),A.indicesBuf?(o.drawElements(A.primitive,A.indicesBuf.numItems,A.indicesBuf.itemType,0),e.drawElements++):A.positions&&(o.drawArrays(o.TRIANGLES,0,A.positions.numItems),e.drawArrays++),u&&o.depthFunc(o.LESS)},mi.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl,s=e._material,r=t._lightsState,o=t._sectionPlanesState,n=e._material._state;if(this._program=new He(i,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const a=this._program;this._uPositionsDecodeMatrix=a.getLocation("positionsDecodeMatrix"),this._uUVDecodeMatrix=a.getLocation("uvDecodeMatrix"),this._uModelMatrix=a.getLocation("modelMatrix"),this._uModelNormalMatrix=a.getLocation("modelNormalMatrix"),this._uViewMatrix=a.getLocation("viewMatrix"),this._uViewNormalMatrix=a.getLocation("viewNormalMatrix"),this._uProjMatrix=a.getLocation("projMatrix"),this._uGammaFactor=a.getLocation("gammaFactor"),this._uLightAmbient=[],this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[],this._uShadowViewMatrix=[],this._uShadowProjMatrix=[],t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=a.getLocation("logDepthBufFC"));const l=r.lights;let A;for(var h=0,c=l.length;h<c;h++){switch(A=l[h],A.type){case"ambient":this._uLightAmbient[h]=a.getLocation("lightAmbient");break;case"dir":this._uLightColor[h]=a.getLocation("lightColor"+h),this._uLightPos[h]=null,this._uLightDir[h]=a.getLocation("lightDir"+h);break;case"point":this._uLightColor[h]=a.getLocation("lightColor"+h),this._uLightPos[h]=a.getLocation("lightPos"+h),this._uLightDir[h]=null,this._uLightAttenuation[h]=a.getLocation("lightAttenuation"+h);break;case"spot":this._uLightColor[h]=a.getLocation("lightColor"+h),this._uLightPos[h]=a.getLocation("lightPos"+h),this._uLightDir[h]=a.getLocation("lightDir"+h),this._uLightAttenuation[h]=a.getLocation("lightAttenuation"+h)}A.castsShadow&&(this._uShadowViewMatrix[h]=a.getLocation("shadowViewMatrix"+h),this._uShadowProjMatrix[h]=a.getLocation("shadowProjMatrix"+h))}r.lightMaps.length>0&&(this._uLightMap="lightMap"),r.reflectionMaps.length>0&&(this._uReflectionMap="reflectionMap"),this._uSectionPlanes=[];for(h=0,c=o.sectionPlanes.length;h<c;h++)this._uSectionPlanes.push({active:a.getLocation("sectionPlaneActive"+h),pos:a.getLocation("sectionPlanePos"+h),dir:a.getLocation("sectionPlaneDir"+h)});switch(this._uPointSize=a.getLocation("pointSize"),n.type){case"LambertMaterial":this._uMaterialColor=a.getLocation("materialColor"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff");break;case"PhongMaterial":this._uMaterialAmbient=a.getLocation("materialAmbient"),this._uMaterialDiffuse=a.getLocation("materialDiffuse"),this._uMaterialSpecular=a.getLocation("materialSpecular"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),this._uMaterialShininess=a.getLocation("materialShininess"),s._ambientMap&&(this._uMaterialAmbientMap="ambientMap",this._uMaterialAmbientMapMatrix=a.getLocation("ambientMapMatrix")),s._diffuseMap&&(this._uDiffuseMap="diffuseMap",this._uDiffuseMapMatrix=a.getLocation("diffuseMapMatrix")),s._specularMap&&(this._uSpecularMap="specularMap",this._uSpecularMapMatrix=a.getLocation("specularMapMatrix")),s._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),s._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),s._reflectivityMap&&(this._uReflectivityMap="reflectivityMap",this._uReflectivityMapMatrix=a.getLocation("reflectivityMapMatrix")),s._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix")),s._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),s._diffuseFresnel&&(this._uDiffuseFresnelEdgeBias=a.getLocation("diffuseFresnelEdgeBias"),this._uDiffuseFresnelCenterBias=a.getLocation("diffuseFresnelCenterBias"),this._uDiffuseFresnelEdgeColor=a.getLocation("diffuseFresnelEdgeColor"),this._uDiffuseFresnelCenterColor=a.getLocation("diffuseFresnelCenterColor"),this._uDiffuseFresnelPower=a.getLocation("diffuseFresnelPower")),s._specularFresnel&&(this._uSpecularFresnelEdgeBias=a.getLocation("specularFresnelEdgeBias"),this._uSpecularFresnelCenterBias=a.getLocation("specularFresnelCenterBias"),this._uSpecularFresnelEdgeColor=a.getLocation("specularFresnelEdgeColor"),this._uSpecularFresnelCenterColor=a.getLocation("specularFresnelCenterColor"),this._uSpecularFresnelPower=a.getLocation("specularFresnelPower")),s._alphaFresnel&&(this._uAlphaFresnelEdgeBias=a.getLocation("alphaFresnelEdgeBias"),this._uAlphaFresnelCenterBias=a.getLocation("alphaFresnelCenterBias"),this._uAlphaFresnelEdgeColor=a.getLocation("alphaFresnelEdgeColor"),this._uAlphaFresnelCenterColor=a.getLocation("alphaFresnelCenterColor"),this._uAlphaFresnelPower=a.getLocation("alphaFresnelPower")),s._reflectivityFresnel&&(this._uReflectivityFresnelEdgeBias=a.getLocation("reflectivityFresnelEdgeBias"),this._uReflectivityFresnelCenterBias=a.getLocation("reflectivityFresnelCenterBias"),this._uReflectivityFresnelEdgeColor=a.getLocation("reflectivityFresnelEdgeColor"),this._uReflectivityFresnelCenterColor=a.getLocation("reflectivityFresnelCenterColor"),this._uReflectivityFresnelPower=a.getLocation("reflectivityFresnelPower")),s._emissiveFresnel&&(this._uEmissiveFresnelEdgeBias=a.getLocation("emissiveFresnelEdgeBias"),this._uEmissiveFresnelCenterBias=a.getLocation("emissiveFresnelCenterBias"),this._uEmissiveFresnelEdgeColor=a.getLocation("emissiveFresnelEdgeColor"),this._uEmissiveFresnelCenterColor=a.getLocation("emissiveFresnelCenterColor"),this._uEmissiveFresnelPower=a.getLocation("emissiveFresnelPower"));break;case"MetallicMaterial":this._uBaseColor=a.getLocation("materialBaseColor"),this._uMaterialMetallic=a.getLocation("materialMetallic"),this._uMaterialRoughness=a.getLocation("materialRoughness"),this._uMaterialSpecularF0=a.getLocation("materialSpecularF0"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),s._baseColorMap&&(this._uBaseColorMap="baseColorMap",this._uBaseColorMapMatrix=a.getLocation("baseColorMapMatrix")),s._metallicMap&&(this._uMetallicMap="metallicMap",this._uMetallicMapMatrix=a.getLocation("metallicMapMatrix")),s._roughnessMap&&(this._uRoughnessMap="roughnessMap",this._uRoughnessMapMatrix=a.getLocation("roughnessMapMatrix")),s._metallicRoughnessMap&&(this._uMetallicRoughnessMap="metallicRoughnessMap",this._uMetallicRoughnessMapMatrix=a.getLocation("metallicRoughnessMapMatrix")),s._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),s._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),s._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),s._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix"));break;case"SpecularMaterial":this._uMaterialDiffuse=a.getLocation("materialDiffuse"),this._uMaterialSpecular=a.getLocation("materialSpecular"),this._uMaterialGlossiness=a.getLocation("materialGlossiness"),this._uMaterialReflectivity=a.getLocation("reflectivityFresnel"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),s._diffuseMap&&(this._uDiffuseMap="diffuseMap",this._uDiffuseMapMatrix=a.getLocation("diffuseMapMatrix")),s._specularMap&&(this._uSpecularMap="specularMap",this._uSpecularMapMatrix=a.getLocation("specularMapMatrix")),s._glossinessMap&&(this._uGlossinessMap="glossinessMap",this._uGlossinessMapMatrix=a.getLocation("glossinessMapMatrix")),s._specularGlossinessMap&&(this._uSpecularGlossinessMap="materialSpecularGlossinessMap",this._uSpecularGlossinessMapMatrix=a.getLocation("materialSpecularGlossinessMapMatrix")),s._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),s._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),s._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),s._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix"))}this._aPosition=a.getAttribute("position"),this._aNormal=a.getAttribute("normal"),this._aUV=a.getAttribute("uv"),this._aColor=a.getAttribute("color"),this._aFlags=a.getAttribute("flags"),this._uClippable=a.getLocation("clippable"),this._uColorize=a.getLocation("colorize"),this._uOffset=a.getLocation("offset"),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastColorize=new Float32Array(4),this._baseTextureUnit=0},mi.prototype._bindProgram=function(e){const t=Te.MAX_TEXTURE_UNITS,i=this._scene,s=i.canvas.gl,r=i._lightsState,o=i.camera.project;let n;const a=this._program;if(a.bind(),e.useProgram++,e.textureUnit=0,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastColorize[0]=-1,this._lastColorize[1]=-1,this._lastColorize[2]=-1,this._lastColorize[3]=-1,s.uniformMatrix4fv(this._uProjMatrix,!1,o.matrix),i.logarithmicDepthBufferEnabled){const e=2/(Math.log(o.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,e)}for(var l=0,A=r.lights.length;l<A;l++)if(n=r.lights[l],this._uLightAmbient[l])s.uniform4f(this._uLightAmbient[l],n.color[0],n.color[1],n.color[2],n.intensity);else if(this._uLightColor[l]&&s.uniform4f(this._uLightColor[l],n.color[0],n.color[1],n.color[2],n.intensity),this._uLightPos[l]&&(s.uniform3fv(this._uLightPos[l],n.pos),this._uLightAttenuation[l]&&s.uniform1f(this._uLightAttenuation[l],n.attenuation)),this._uLightDir[l]&&s.uniform3fv(this._uLightDir[l],n.dir),n.castsShadow){this._uShadowViewMatrix[l]&&s.uniformMatrix4fv(this._uShadowViewMatrix[l],!1,n.getShadowViewMatrix()),this._uShadowProjMatrix[l]&&s.uniformMatrix4fv(this._uShadowProjMatrix[l],!1,n.getShadowProjMatrix());const i=n.getShadowRenderBuf();i&&(a.bindTexture("shadowMap"+l,i.getTexture(),e.textureUnit),e.textureUnit=(e.textureUnit+1)%t,e.bindTexture++)}r.lightMaps.length>0&&r.lightMaps[0].texture&&this._uLightMap&&(a.bindTexture(this._uLightMap,r.lightMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%t,e.bindTexture++),r.reflectionMaps.length>0&&r.reflectionMaps[0].texture&&this._uReflectionMap&&(a.bindTexture(this._uReflectionMap,r.reflectionMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%t,e.bindTexture++),this._uGammaFactor&&s.uniform1f(this._uGammaFactor,i.gammaFactor),this._baseTextureUnit=e.textureUnit};class vi{constructor(e){this.vertex=function(e){const t=e.scene,i=t._lightsState,s=function(e){const t=e._geometry._state.primitiveName;if((e._geometry._state.autoVertexNormals||e._geometry._state.normalsBuf)&&("triangles"===t||"triangle-strip"===t||"triangle-fan"===t))return!0;return!1}(e),r=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,o=!!e._geometry._state.compressGeometry,n=e._state.billboard,a=e._state.stationary,l=[];l.push("#version 300 es"),l.push("// EmphasisFillShaderSource vertex shader"),l.push("in vec3 position;"),l.push("uniform mat4 modelMatrix;"),l.push("uniform mat4 viewMatrix;"),l.push("uniform mat4 projMatrix;"),l.push("uniform vec4 colorize;"),l.push("uniform vec3 offset;"),o&&l.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(l.push("uniform float logDepthBufFC;"),l.push("out float vFragDepth;"),l.push("bool isPerspectiveMatrix(mat4 m) {"),l.push("    return (m[2][3] == - 1.0);"),l.push("}"),l.push("out float isPerspective;"));r&&l.push("out vec4 vWorldPosition;");if(l.push("uniform vec4   lightAmbient;"),l.push("uniform vec4   fillColor;"),s){l.push("in vec3 normal;"),l.push("uniform mat4 modelNormalMatrix;"),l.push("uniform mat4 viewNormalMatrix;");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];"ambient"!==t.type&&(l.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&l.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&l.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&l.push("uniform vec3 lightPos"+e+";"))}o&&(l.push("vec3 octDecode(vec2 oct) {"),l.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),l.push("    if (v.z < 0.0) {"),l.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),l.push("    }"),l.push("    return normalize(v);"),l.push("}"))}l.push("out vec4 vColor;"),("spherical"===n||"cylindrical"===n)&&(l.push("void billboard(inout mat4 mat) {"),l.push("   mat[0][0] = 1.0;"),l.push("   mat[0][1] = 0.0;"),l.push("   mat[0][2] = 0.0;"),"spherical"===n&&(l.push("   mat[1][0] = 0.0;"),l.push("   mat[1][1] = 1.0;"),l.push("   mat[1][2] = 0.0;")),l.push("   mat[2][0] = 0.0;"),l.push("   mat[2][1] = 0.0;"),l.push("   mat[2][2] =1.0;"),l.push("}"));l.push("void main(void) {"),l.push("vec4 localPosition = vec4(position, 1.0); "),l.push("vec4 worldPosition;"),o&&l.push("localPosition = positionsDecodeMatrix * localPosition;");s&&(o?l.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):l.push("vec4 localNormal = vec4(normal, 0.0); "),l.push("mat4 modelNormalMatrix2 = modelNormalMatrix;"),l.push("mat4 viewNormalMatrix2 = viewNormalMatrix;"));l.push("mat4 viewMatrix2 = viewMatrix;"),l.push("mat4 modelMatrix2 = modelMatrix;"),a&&l.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===n||"cylindrical"===n?(l.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),l.push("billboard(modelMatrix2);"),l.push("billboard(viewMatrix2);"),l.push("billboard(modelViewMatrix);"),s&&(l.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),l.push("billboard(modelNormalMatrix2);"),l.push("billboard(viewNormalMatrix2);"),l.push("billboard(modelViewNormalMatrix);")),l.push("worldPosition = modelMatrix2 * localPosition;"),l.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(l.push("worldPosition = modelMatrix2 * localPosition;"),l.push("worldPosition.xyz = worldPosition.xyz + offset;"),l.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));s&&l.push("vec3 viewNormal = normalize((viewNormalMatrix2 * modelNormalMatrix2 * localNormal).xyz);");if(l.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),l.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),l.push("float lambertian = 1.0;"),s)for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?l.push("viewLightDir = normalize(lightDir"+e+");"):l.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+e+", 0.0)).xyz);");else{if("point"!==t.type)continue;"view"===t.space?l.push("viewLightDir = normalize(lightPos"+e+" - viewPosition.xyz);"):l.push("viewLightDir = normalize((viewMatrix2 * vec4(lightPos"+e+", 0.0)).xyz);")}l.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),l.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}l.push("vColor = vec4(reflectedColor * fillColor.rgb, fillColor.a);"),r&&l.push("vWorldPosition = worldPosition;");"points"===e._geometry._state.primitiveName&&l.push("gl_PointSize = pointSize;");l.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(l.push("vFragDepth = 1.0 + clipPos.w;"),l.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return l.push("gl_Position = clipPos;"),l.push("}"),l}(e),this.fragment=function(e){const t=e.scene,i=e.scene._sectionPlanesState,s=e.scene.gammaOutput,r=i.getNumAllocatedSectionPlanes()>0,o=[];o.push("#version 300 es"),o.push("// Lambertian drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),t.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;"));s&&(o.push("uniform float gammaFactor;"),o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}"));if(r){o.push("in vec4 vWorldPosition;"),o.push("uniform bool clippable;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)o.push("uniform bool sectionPlaneActive"+e+";"),o.push("uniform vec3 sectionPlanePos"+e+";"),o.push("uniform vec3 sectionPlaneDir"+e+";")}if(o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){o.push("if (clippable) {"),o.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)o.push("if (sectionPlaneActive"+e+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > 0.0) { discard; }"),o.push("}")}"points"===e._geometry._state.primitiveName&&(o.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),o.push("float r = dot(cxy, cxy);"),o.push("if (r > 1.0) {"),o.push("   discard;"),o.push("}"));t.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");s?o.push("outColor = linearToGamma(vColor, gammaFactor);"):o.push("outColor = vColor;");return o.push("}"),o}(e)}}const bi=new e({}),yi=c.vec3(),xi=function(e,t){this.id=bi.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new vi(t),this._allocate(t)},Bi={};xi.get=function(e){const t=[e.scene.id,e.scene.gammaOutput?"go":"",e.scene._sectionPlanesState.getHash(),e._geometry._state.normalsBuf?"n":"",e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";");let i=Bi[t];return i||(i=new xi(t,e),Bi[t]=i,p.memory.programs++),i._useCount++,i},xi.prototype.put=function(){0==--this._useCount&&(bi.removeItem(this.id),this._program&&this._program.destroy(),delete Bi[this._hash],p.memory.programs--)},xi.prototype.webglContextRestored=function(){this._program=null},xi.prototype.drawMesh=function(e,t,i){this._program||this._allocate(t);const s=this._scene,r=s.camera,o=s.canvas.gl,n=0===i?t._xrayMaterial._state:1===i?t._highlightMaterial._state:t._selectedMaterial._state,a=t._state,l=t._geometry._state,A=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),o.uniformMatrix4fv(this._uViewMatrix,!1,A?e.getRTCViewMatrix(a.originHash,A):r.viewMatrix),o.uniformMatrix4fv(this._uViewNormalMatrix,!1,r.viewNormalMatrix),a.clippable){const e=s._sectionPlanesState.getNumAllocatedSectionPlanes(),i=s._sectionPlanesState.sectionPlanes.length;if(e>0){const r=s._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<i){const i=n.sectionPlanesActivePerLayer[t];if(o.uniform1i(e.active,i?1:0),i){const i=r[t];if(A){const t=J(i.dist,i.dir,A,yi);o.uniform3fv(e.pos,t)}else o.uniform3fv(e.pos,i.pos);o.uniform3fv(e.dir,i.dir)}}else o.uniform1i(e.active,0)}}}if(n.id!==this._lastMaterialId){const t=n.fillColor,i=n.backfaces;e.backfaces!==i&&(i?o.disable(o.CULL_FACE):o.enable(o.CULL_FACE),e.backfaces=i),o.uniform4f(this._uFillColor,t[0],t[1],t[2],n.fillAlpha),this._lastMaterialId=n.id}o.uniformMatrix4fv(this._uModelMatrix,o.FALSE,t.worldMatrix),this._uModelNormalMatrix&&o.uniformMatrix4fv(this._uModelNormalMatrix,o.FALSE,t.worldNormalMatrix),this._uClippable&&o.uniform1i(this._uClippable,a.clippable),o.uniform3fv(this._uOffset,a.offset),l.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&o.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,l.positionsDecodeMatrix),this._uUVDecodeMatrix&&o.uniformMatrix3fv(this._uUVDecodeMatrix,!1,l.uvDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(l.positionsBuf),e.bindArray++),this._aNormal&&(this._aNormal.bindArrayBuffer(l.normalsBuf),e.bindArray++),l.indicesBuf?(l.indicesBuf.bind(),e.bindArray++):l.positionsBuf,this._lastGeometryId=l.id),l.indicesBuf?(o.drawElements(l.primitive,l.indicesBuf.numItems,l.indicesBuf.itemType,0),e.drawElements++):l.positionsBuf&&(o.drawArrays(o.TRIANGLES,0,l.positionsBuf.numItems),e.drawArrays++)},xi.prototype._allocate=function(e){const t=e.scene,i=t._lightsState,s=t._sectionPlanesState,r=t.canvas.gl;if(this._program=new He(r,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const o=this._program;this._uPositionsDecodeMatrix=o.getLocation("positionsDecodeMatrix"),this._uModelMatrix=o.getLocation("modelMatrix"),this._uModelNormalMatrix=o.getLocation("modelNormalMatrix"),this._uViewMatrix=o.getLocation("viewMatrix"),this._uViewNormalMatrix=o.getLocation("viewNormalMatrix"),this._uProjMatrix=o.getLocation("projMatrix"),this._uLightAmbient=[],this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];for(let e=0,t=i.lights.length;e<t;e++){switch(i.lights[e].type){case"ambient":this._uLightAmbient[e]=o.getLocation("lightAmbient");break;case"dir":this._uLightColor[e]=o.getLocation("lightColor"+e),this._uLightPos[e]=null,this._uLightDir[e]=o.getLocation("lightDir"+e);break;case"point":this._uLightColor[e]=o.getLocation("lightColor"+e),this._uLightPos[e]=o.getLocation("lightPos"+e),this._uLightDir[e]=null,this._uLightAttenuation[e]=o.getLocation("lightAttenuation"+e)}}this._uSectionPlanes=[];for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)this._uSectionPlanes.push({active:o.getLocation("sectionPlaneActive"+e),pos:o.getLocation("sectionPlanePos"+e),dir:o.getLocation("sectionPlaneDir"+e)});this._uFillColor=o.getLocation("fillColor"),this._aPosition=o.getAttribute("position"),this._aNormal=o.getAttribute("normal"),this._uClippable=o.getLocation("clippable"),this._uGammaFactor=o.getLocation("gammaFactor"),this._uOffset=o.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=o.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null},xi.prototype._bindProgram=function(e){const t=this._scene,i=t.canvas.gl,s=t._lightsState,r=t.camera,o=r.project;if(this._program.bind(),e.useProgram++,e.textureUnit=0,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastIndicesBufId=null,i.uniformMatrix4fv(this._uViewNormalMatrix,!1,r.normalMatrix),i.uniformMatrix4fv(this._uProjMatrix,!1,o.matrix),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(o.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];this._uLightAmbient[e]?i.uniform4f(this._uLightAmbient[e],t.color[0],t.color[1],t.color[2],t.intensity):(this._uLightColor[e]&&i.uniform4f(this._uLightColor[e],t.color[0],t.color[1],t.color[2],t.intensity),this._uLightPos[e]&&(i.uniform3fv(this._uLightPos[e],t.pos),this._uLightAttenuation[e]&&i.uniform1f(this._uLightAttenuation[e],t.attenuation)),this._uLightDir[e]&&i.uniform3fv(this._uLightDir[e],t.dir))}this._uGammaFactor&&i.uniform1f(this._uGammaFactor,t.gammaFactor)};class wi{constructor(e){this.vertex=function(e){const t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=e._state.billboard,o=e._state.stationary,n=[];n.push("#version 300 es"),n.push("// Edges drawing vertex shader"),n.push("in vec3 position;"),n.push("uniform mat4 modelMatrix;"),n.push("uniform mat4 viewMatrix;"),n.push("uniform mat4 projMatrix;"),n.push("uniform vec4 edgeColor;"),n.push("uniform vec3 offset;"),s&&n.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;"));i&&n.push("out vec4 vWorldPosition;");n.push("out vec4 vColor;"),("spherical"===r||"cylindrical"===r)&&(n.push("void billboard(inout mat4 mat) {"),n.push("   mat[0][0] = 1.0;"),n.push("   mat[0][1] = 0.0;"),n.push("   mat[0][2] = 0.0;"),"spherical"===r&&(n.push("   mat[1][0] = 0.0;"),n.push("   mat[1][1] = 1.0;"),n.push("   mat[1][2] = 0.0;")),n.push("   mat[2][0] = 0.0;"),n.push("   mat[2][1] = 0.0;"),n.push("   mat[2][2] =1.0;"),n.push("}"));n.push("void main(void) {"),n.push("vec4 localPosition = vec4(position, 1.0); "),n.push("vec4 worldPosition;"),s&&n.push("localPosition = positionsDecodeMatrix * localPosition;");n.push("mat4 viewMatrix2 = viewMatrix;"),n.push("mat4 modelMatrix2 = modelMatrix;"),o&&n.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===r||"cylindrical"===r?(n.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),n.push("billboard(modelMatrix2);"),n.push("billboard(viewMatrix2);"),n.push("billboard(modelViewMatrix);"),n.push("worldPosition = modelMatrix2 * localPosition;"),n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(n.push("worldPosition = modelMatrix2 * localPosition;"),n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));n.push("vColor = edgeColor;"),i&&n.push("vWorldPosition = worldPosition;");n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return n.push("gl_Position = clipPos;"),n.push("}"),n}(e),this.fragment=function(e){const t=e.scene,i=e.scene._sectionPlanesState,s=e.scene.gammaOutput,r=i.getNumAllocatedSectionPlanes()>0,o=[];o.push("#version 300 es"),o.push("// Edges drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),t.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;"));s&&(o.push("uniform float gammaFactor;"),o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}"));if(r){o.push("in vec4 vWorldPosition;"),o.push("uniform bool clippable;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)o.push("uniform bool sectionPlaneActive"+e+";"),o.push("uniform vec3 sectionPlanePos"+e+";"),o.push("uniform vec3 sectionPlaneDir"+e+";")}if(o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){o.push("if (clippable) {"),o.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)o.push("if (sectionPlaneActive"+e+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > 0.0) { discard; }"),o.push("}")}t.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");s?o.push("outColor = linearToGamma(vColor, gammaFactor);"):o.push("outColor = vColor;");return o.push("}"),o}(e)}}const Pi=new e({}),Ci=c.vec3(),Mi=function(e,t){this.id=Pi.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new wi(t),this._allocate(t)},Ei={};Mi.get=function(e){const t=[e.scene.id,e.scene.gammaOutput?"go":"",e.scene._sectionPlanesState.getHash(),e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";");let i=Ei[t];return i||(i=new Mi(t,e),Ei[t]=i,p.memory.programs++),i._useCount++,i},Mi.prototype.put=function(){0==--this._useCount&&(Pi.removeItem(this.id),this._program&&this._program.destroy(),delete Ei[this._hash],p.memory.programs--)},Mi.prototype.webglContextRestored=function(){this._program=null},Mi.prototype.drawMesh=function(e,t,i){this._program||this._allocate(t);const s=this._scene,r=s.camera,o=s.canvas.gl;let n;const a=t._state,l=t._geometry,A=l._state,h=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),o.uniformMatrix4fv(this._uViewMatrix,!1,h?e.getRTCViewMatrix(a.originHash,h):r.viewMatrix),a.clippable){const e=s._sectionPlanesState.getNumAllocatedSectionPlanes(),i=s._sectionPlanesState.sectionPlanes.length;if(e>0){const r=s._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<i){const i=n.sectionPlanesActivePerLayer[t];if(o.uniform1i(e.active,i?1:0),i){const i=r[t];if(h){const t=J(i.dist,i.dir,h,Ci);o.uniform3fv(e.pos,t)}else o.uniform3fv(e.pos,i.pos);o.uniform3fv(e.dir,i.dir)}}else o.uniform1i(e.active,0)}}}switch(i){case 0:n=t._xrayMaterial._state;break;case 1:n=t._highlightMaterial._state;break;case 2:n=t._selectedMaterial._state;break;default:n=t._edgeMaterial._state}if(n.id!==this._lastMaterialId){const t=n.backfaces;if(e.backfaces!==t&&(t?o.disable(o.CULL_FACE):o.enable(o.CULL_FACE),e.backfaces=t),e.lineWidth!==n.edgeWidth&&(o.lineWidth(n.edgeWidth),e.lineWidth=n.edgeWidth),this._uEdgeColor){const e=n.edgeColor,t=n.edgeAlpha;o.uniform4f(this._uEdgeColor,e[0],e[1],e[2],t)}this._lastMaterialId=n.id}let c;o.uniformMatrix4fv(this._uModelMatrix,o.FALSE,t.worldMatrix),this._uClippable&&o.uniform1i(this._uClippable,a.clippable),o.uniform3fv(this._uOffset,a.offset),A.primitive===o.TRIANGLES?c=l._getEdgeIndices():A.primitive===o.LINES&&(c=A.indicesBuf),c&&(A.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&o.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,A.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(A.positionsBuf,A.compressGeometry?o.UNSIGNED_SHORT:o.FLOAT),e.bindArray++),c.bind(),e.bindArray++,this._lastGeometryId=A.id),o.drawElements(o.LINES,c.numItems,c.itemType,0),e.drawElements++)},Mi.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl,s=t._sectionPlanesState;if(this._program=new He(i,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const r=this._program;this._uPositionsDecodeMatrix=r.getLocation("positionsDecodeMatrix"),this._uModelMatrix=r.getLocation("modelMatrix"),this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+e),pos:r.getLocation("sectionPlanePos"+e),dir:r.getLocation("sectionPlaneDir"+e)});this._uEdgeColor=r.getLocation("edgeColor"),this._aPosition=r.getAttribute("position"),this._uClippable=r.getLocation("clippable"),this._uGammaFactor=r.getLocation("gammaFactor"),this._uOffset=r.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null},Mi.prototype._bindProgram=function(e){const t=this._program,i=this._scene,s=i.canvas.gl,r=i.camera.project;if(t.bind(),e.useProgram++,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,s.uniformMatrix4fv(this._uProjMatrix,!1,r.matrix),i.logarithmicDepthBufferEnabled){const e=2/(Math.log(r.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,e)}this._uGammaFactor&&s.uniform1f(this._uGammaFactor,i.gammaFactor)};class Fi{constructor(e){this.vertex=function(e){const t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=e._state.billboard,o=e._state.stationary,n=[];n.push("#version 300 es"),n.push("// Mesh picking vertex shader"),n.push("in vec3 position;"),n.push("uniform mat4 modelMatrix;"),n.push("uniform mat4 viewMatrix;"),n.push("uniform mat4 projMatrix;"),n.push("out vec4 vViewPosition;"),n.push("uniform vec3 offset;"),s&&n.push("uniform mat4 positionsDecodeMatrix;");i&&n.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;"));"spherical"!==r&&"cylindrical"!==r||(n.push("void billboard(inout mat4 mat) {"),n.push("   mat[0][0] = 1.0;"),n.push("   mat[0][1] = 0.0;"),n.push("   mat[0][2] = 0.0;"),"spherical"===r&&(n.push("   mat[1][0] = 0.0;"),n.push("   mat[1][1] = 1.0;"),n.push("   mat[1][2] = 0.0;")),n.push("   mat[2][0] = 0.0;"),n.push("   mat[2][1] = 0.0;"),n.push("   mat[2][2] =1.0;"),n.push("}"));n.push("uniform vec2 pickClipPos;"),n.push("vec4 remapClipPos(vec4 clipPos) {"),n.push("    clipPos.xy /= clipPos.w;"),n.push("    clipPos.xy -= pickClipPos;"),n.push("    clipPos.xy *= clipPos.w;"),n.push("    return clipPos;"),n.push("}"),n.push("void main(void) {"),n.push("vec4 localPosition = vec4(position, 1.0); "),s&&n.push("localPosition = positionsDecodeMatrix * localPosition;");n.push("mat4 viewMatrix2 = viewMatrix;"),n.push("mat4 modelMatrix2 = modelMatrix;"),o&&n.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"!==r&&"cylindrical"!==r||(n.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),n.push("billboard(modelMatrix2);"),n.push("billboard(viewMatrix2);"));n.push("   vec4 worldPosition = modelMatrix2 * localPosition;"),n.push("   worldPosition.xyz = worldPosition.xyz + offset;"),n.push("   vec4 viewPosition = viewMatrix2 * worldPosition;"),i&&n.push("   vWorldPosition = worldPosition;");n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return n.push("gl_Position = remapClipPos(clipPos);"),n.push("}"),n}(e),this.fragment=function(e){const t=e.scene,i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];r.push("#version 300 es"),r.push("// Mesh picking fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),t.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;"));if(r.push("uniform vec4 pickColor;"),s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(var o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("uniform bool sectionPlaneActive"+o+";"),r.push("uniform vec3 sectionPlanePos"+o+";"),r.push("uniform vec3 sectionPlaneDir"+o+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}t.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return r.push("   outColor = pickColor; "),r.push("}"),r}(e)}}const Ii=c.vec3(),Di=function(e,t){this._hash=e,this._shaderSource=new Fi(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},Si={};Di.get=function(e){const t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.hash].join(";");let i=Si[t];if(!i){if(i=new Di(t,e),i.errors)return console.log(i.errors.join("\n")),null;Si[t]=i,p.memory.programs++}return i._useCount++,i},Di.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete Si[this._hash],p.memory.programs--)},Di.prototype.webglContextRestored=function(){this._program=null},Di.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=this._scene,s=i.canvas.gl,r=t._state,o=t._material._state,n=t._geometry._state,a=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),s.uniformMatrix4fv(this._uViewMatrix,!1,a?e.getRTCPickViewMatrix(r.originHash,a):e.pickViewMatrix),r.clippable){const e=i._sectionPlanesState.getNumAllocatedSectionPlanes(),r=i._sectionPlanesState.sectionPlanes.length;if(e>0){const o=i._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<r){const i=n.sectionPlanesActivePerLayer[t];if(s.uniform1i(e.active,i?1:0),i){const i=o[t];if(a){const t=J(i.dist,i.dir,a,Ii);s.uniform3fv(e.pos,t)}else s.uniform3fv(e.pos,i.pos);s.uniform3fv(e.dir,i.dir)}}else s.uniform1i(e.active,0)}}}if(o.id!==this._lastMaterialId){const t=o.backfaces;e.backfaces!==t&&(t?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),e.backfaces=t);const i=o.frontface;e.frontface!==i&&(i?s.frontFace(s.CCW):s.frontFace(s.CW),e.frontface=i),this._lastMaterialId=o.id}s.uniformMatrix4fv(this._uProjMatrix,!1,e.pickProjMatrix),s.uniformMatrix4fv(this._uModelMatrix,!1,t.worldMatrix),this._uClippable&&s.uniform1i(this._uClippable,t._state.clippable),s.uniform3fv(this._uOffset,t._state.offset),n.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&s.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,n.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(n.positionsBuf,n.compressGeometry?s.UNSIGNED_SHORT:s.FLOAT),e.bindArray++),n.indicesBuf&&(n.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=n.id);var l=t._state.pickID;const A=l>>24&255,h=l>>16&255,c=l>>8&255,u=255&l;s.uniform4f(this._uPickColor,u/255,c/255,h/255,A/255),s.uniform2fv(this._uPickClipPos,e.pickClipPos),n.indicesBuf?(s.drawElements(n.primitive,n.indicesBuf.numItems,n.indicesBuf.itemType,0),e.drawElements++):n.positions&&s.drawArrays(s.TRIANGLES,0,n.positions.numItems)},Di.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl;if(this._program=new He(i,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,i=t._sectionPlanesState.sectionPlanes.length;e<i;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uPickColor=s.getLocation("pickColor"),this._uPickClipPos=s.getLocation("pickClipPos"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastGeometryId=null},Di.prototype._bindProgram=function(e){const t=this._scene,i=t.canvas.gl,s=t.camera.project;if(this._program.bind(),e.useProgram++,t.logarithmicDepthBufferEnabled){const e=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}this._lastMaterialId=null,this._lastGeometryId=null};class Ti{constructor(e){this.vertex=function(e){const t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=[];r.push("#version 300 es"),r.push("// Surface picking vertex shader"),r.push("in vec3 position;"),r.push("in vec4 color;"),r.push("uniform mat4 modelMatrix;"),r.push("uniform mat4 viewMatrix;"),r.push("uniform mat4 projMatrix;"),r.push("uniform vec3 offset;"),i&&(r.push("uniform bool clippable;"),r.push("out vec4 vWorldPosition;"));t.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;"),r.push("bool isPerspectiveMatrix(mat4 m) {"),r.push("    return (m[2][3] == - 1.0);"),r.push("}"),r.push("out float isPerspective;"));r.push("uniform vec2 pickClipPos;"),r.push("vec4 remapClipPos(vec4 clipPos) {"),r.push("    clipPos.xy /= clipPos.w;"),r.push("    clipPos.xy -= pickClipPos;"),r.push("    clipPos.xy *= clipPos.w;"),r.push("    return clipPos;"),r.push("}"),r.push("out vec4 vColor;"),s&&r.push("uniform mat4 positionsDecodeMatrix;");r.push("void main(void) {"),r.push("vec4 localPosition = vec4(position, 1.0); "),s&&r.push("localPosition = positionsDecodeMatrix * localPosition;");r.push("   vec4 worldPosition = modelMatrix * localPosition; "),r.push("   worldPosition.xyz = worldPosition.xyz + offset;"),r.push("   vec4 viewPosition = viewMatrix * worldPosition;"),i&&r.push("   vWorldPosition = worldPosition;");r.push("   vColor = color;"),r.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return r.push("gl_Position = remapClipPos(clipPos);"),r.push("}"),r}(e),this.fragment=function(e){const t=e.scene,i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];r.push("#version 300 es"),r.push("// Surface picking fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),r.push("in vec4 vColor;"),t.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;"));if(s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(let e=0;e<i.getNumAllocatedSectionPlanes();e++)r.push("uniform bool sectionPlaneActive"+e+";"),r.push("uniform vec3 sectionPlanePos"+e+";"),r.push("uniform vec3 sectionPlaneDir"+e+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(let e=0;e<i.getNumAllocatedSectionPlanes();e++)r.push("if (sectionPlaneActive"+e+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}t.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return r.push("   outColor = vColor;"),r.push("}"),r}(e)}}const Ri=c.vec3(),Li=function(e,t){this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Ti(t),this._allocate(t)},Ui={};Li.get=function(e){const t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";");let i=Ui[t];if(!i){if(i=new Li(t,e),i.errors)return console.log(i.errors.join("\n")),null;Ui[t]=i,p.memory.programs++}return i._useCount++,i},Li.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete Ui[this._hash],p.memory.programs--)},Li.prototype.webglContextRestored=function(){this._program=null},Li.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=this._scene,s=i.canvas.gl,r=t._state,o=t._material._state,n=t._geometry,a=t._geometry._state,l=t.origin,A=o.backfaces,h=o.frontface,c=i.camera.project,u=n._getPickTrianglePositions(),d=n._getPickTriangleColors();if(this._program.bind(),e.useProgram++,i.logarithmicDepthBufferEnabled){const e=2/(Math.log(c.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,e)}if(s.uniformMatrix4fv(this._uViewMatrix,!1,l?e.getRTCPickViewMatrix(r.originHash,l):e.pickViewMatrix),r.clippable){const e=i._sectionPlanesState.getNumAllocatedSectionPlanes(),r=i._sectionPlanesState.sectionPlanes.length;if(e>0){const o=i._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<r){const i=n.sectionPlanesActivePerLayer[t];if(s.uniform1i(e.active,i?1:0),i){const i=o[t];if(l){const t=J(i.dist,i.dir,l,Ri);s.uniform3fv(e.pos,t)}else s.uniform3fv(e.pos,i.pos);s.uniform3fv(e.dir,i.dir)}}else s.uniform1i(e.active,0)}}}s.uniformMatrix4fv(this._uProjMatrix,!1,e.pickProjMatrix),i.logarithmicDepthBufferEnabled&&s.uniform1f(this._uZFar,i.camera.project.far),e.backfaces!==A&&(A?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),e.backfaces=A),e.frontface!==h&&(h?s.frontFace(s.CCW):s.frontFace(s.CW),e.frontface=h),s.uniformMatrix4fv(this._uModelMatrix,!1,t.worldMatrix),this._uClippable&&s.uniform1i(this._uClippable,t._state.clippable),s.uniform3fv(this._uOffset,t._state.offset),this._uPositionsDecodeMatrix?(s.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,a.positionsDecodeMatrix),this._aPosition.bindArrayBuffer(u,a.compressGeometry?s.UNSIGNED_SHORT:s.FLOAT)):this._aPosition.bindArrayBuffer(u),s.uniform2fv(this._uPickClipPos,e.pickClipPos),d.bind(),s.enableVertexAttribArray(this._aColor.location),s.vertexAttribPointer(this._aColor.location,d.itemSize,d.itemType,!0,0,0),s.drawArrays(a.primitive,0,u.numItems/3)},Li.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl;if(this._program=new He(i,this._shaderSource),this._useCount=0,this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,i=t._sectionPlanesState.sectionPlanes.length;e<i;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),this._aColor=s.getAttribute("color"),this._uPickClipPos=s.getLocation("pickClipPos"),this._uClippable=s.getLocation("clippable"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC"))};class Oi{constructor(e){this.vertex=function(e){const t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=e._state.billboard,o=e._state.stationary,n=[];n.push("#version 300 es"),n.push("// Mesh occlusion vertex shader"),n.push("in vec3 position;"),n.push("uniform mat4 modelMatrix;"),n.push("uniform mat4 viewMatrix;"),n.push("uniform mat4 projMatrix;"),n.push("uniform vec3 offset;"),s&&n.push("uniform mat4 positionsDecodeMatrix;");i&&n.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;"));"spherical"!==r&&"cylindrical"!==r||(n.push("void billboard(inout mat4 mat) {"),n.push("   mat[0][0] = 1.0;"),n.push("   mat[0][1] = 0.0;"),n.push("   mat[0][2] = 0.0;"),"spherical"===r&&(n.push("   mat[1][0] = 0.0;"),n.push("   mat[1][1] = 1.0;"),n.push("   mat[1][2] = 0.0;")),n.push("   mat[2][0] = 0.0;"),n.push("   mat[2][1] = 0.0;"),n.push("   mat[2][2] =1.0;"),n.push("}"));n.push("void main(void) {"),n.push("vec4 localPosition = vec4(position, 1.0); "),n.push("vec4 worldPosition;"),s&&n.push("localPosition = positionsDecodeMatrix * localPosition;");n.push("mat4 viewMatrix2 = viewMatrix;"),n.push("mat4 modelMatrix2 = modelMatrix;"),o&&n.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===r||"cylindrical"===r?(n.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),n.push("billboard(modelMatrix2);"),n.push("billboard(viewMatrix2);"),n.push("billboard(modelViewMatrix);"),n.push("worldPosition = modelMatrix2 * localPosition;"),n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(n.push("worldPosition = modelMatrix2 * localPosition;"),n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));i&&n.push("   vWorldPosition = worldPosition;");n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return n.push("gl_Position = clipPos;"),n.push("}"),n}(e),this.fragment=function(e){const t=e.scene,i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];r.push("#version 300 es"),r.push("// Mesh occlusion fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),t.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;"));if(s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(var o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("uniform bool sectionPlaneActive"+o+";"),r.push("uniform vec3 sectionPlanePos"+o+";"),r.push("uniform vec3 sectionPlaneDir"+o+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}r.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),t.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return r.push("}"),r}(e)}}const ki=c.vec3(),Ni=function(e,t){this._hash=e,this._shaderSource=new Oi(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},Qi={};Ni.get=function(e){const t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.occlusionHash].join(";");let i=Qi[t];if(!i){if(i=new Ni(t,e),i.errors)return console.log(i.errors.join("\n")),null;Qi[t]=i,p.memory.programs++}return i._useCount++,i},Ni.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete Qi[this._hash],p.memory.programs--)},Ni.prototype.webglContextRestored=function(){this._program=null},Ni.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=this._scene,s=i.canvas.gl,r=t._material._state,o=t._state,n=t._geometry._state,a=t.origin;if(r.alpha<1)return;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),r.id!==this._lastMaterialId){const t=r.backfaces;e.backfaces!==t&&(t?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),e.backfaces=t);const i=r.frontface;e.frontface!==i&&(i?s.frontFace(s.CCW):s.frontFace(s.CW),e.frontface=i),this._lastMaterialId=r.id}const l=i.camera;if(s.uniformMatrix4fv(this._uViewMatrix,!1,a?e.getRTCViewMatrix(o.originHash,a):l.viewMatrix),o.clippable){const e=i._sectionPlanesState.getNumAllocatedSectionPlanes(),r=i._sectionPlanesState.sectionPlanes.length;if(e>0){const o=i._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<r){const i=n.sectionPlanesActivePerLayer[t];if(s.uniform1i(e.active,i?1:0),i){const i=o[t];if(a){const t=J(i.dist,i.dir,a,ki);s.uniform3fv(e.pos,t)}else s.uniform3fv(e.pos,i.pos);s.uniform3fv(e.dir,i.dir)}}else s.uniform1i(e.active,0)}}}s.uniformMatrix4fv(this._uProjMatrix,!1,l._project._state.matrix),s.uniformMatrix4fv(this._uModelMatrix,s.FALSE,t.worldMatrix),this._uClippable&&s.uniform1i(this._uClippable,t._state.clippable),s.uniform3fv(this._uOffset,t._state.offset),n.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&s.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,n.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(n.positionsBuf,n.compressGeometry?s.UNSIGNED_SHORT:s.FLOAT),e.bindArray++),n.indicesBuf&&(n.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=n.id),n.indicesBuf?(s.drawElements(n.primitive,n.indicesBuf.numItems,n.indicesBuf.itemType,0),e.drawElements++):n.positions&&s.drawArrays(s.TRIANGLES,0,n.positions.numItems)},Ni.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl;if(this._program=new He(i,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,i=t._sectionPlanesState.sectionPlanes.length;e<i;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null},Ni.prototype._bindProgram=function(e){const t=this._scene,i=t.camera.project,s=t.canvas.gl;if(this._program.bind(),e.useProgram++,s.uniformMatrix4fv(this._uProjMatrix,!1,i.matrix),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(i.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,e)}this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null};class Vi{constructor(e){this.vertex=function(e){const t=e.scene._sectionPlanesState.sectionPlanes.length>0,i=!!e._geometry._state.compressGeometry,s=[];s.push("// Mesh shadow vertex shader"),s.push("in vec3 position;"),s.push("uniform mat4 modelMatrix;"),s.push("uniform mat4 shadowViewMatrix;"),s.push("uniform mat4 shadowProjMatrix;"),s.push("uniform vec3 offset;"),i&&s.push("uniform mat4 positionsDecodeMatrix;");t&&s.push("out vec4 vWorldPosition;");s.push("void main(void) {"),s.push("vec4 localPosition = vec4(position, 1.0); "),s.push("vec4 worldPosition;"),i&&s.push("localPosition = positionsDecodeMatrix * localPosition;");s.push("worldPosition = modelMatrix * localPosition;"),s.push("worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&s.push("vWorldPosition = worldPosition;");return s.push("   gl_Position = shadowProjMatrix * viewPosition;"),s.push("}"),s}(e),this.fragment=function(e){const t=e.scene;t.canvas.gl;const i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("// Mesh shadow fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(var o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("uniform bool sectionPlaneActive"+o+";"),r.push("uniform vec3 sectionPlanePos"+o+";"),r.push("uniform vec3 sectionPlaneDir"+o+";")}if(r.push("vec4 encodeFloat( const in float depth ) {"),r.push("  const vec4 bitShift = vec4(256 * 256 * 256, 256 * 256, 256, 1.0);"),r.push("  const vec4 bitMask = vec4(0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);"),r.push("  vec4 comp = fract(depth * bitShift);"),r.push("  comp -= comp.xxyz * bitMask;"),r.push("  return comp;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return r.push("outColor = encodeFloat(gl_FragCoord.z);"),r.push("}"),r}(e)}}const Hi=function(e,t){this._hash=e,this._shaderSource=new Vi(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},ji={};Hi.get=function(e){const t=e.scene,i=[t.canvas.canvas.id,t._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.hash].join(";");let s=ji[i];if(!s){if(s=new Hi(i,e),s.errors)return console.log(s.errors.join("\n")),null;ji[i]=s,p.memory.programs++}return s._useCount++,s},Hi.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete ji[this._hash],p.memory.programs--)},Hi.prototype.webglContextRestored=function(){this._program=null},Hi.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=this._scene.canvas.gl,s=t._material._state,r=t._geometry._state;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),s.id!==this._lastMaterialId){const t=s.backfaces;e.backfaces!==t&&(t?i.disable(i.CULL_FACE):i.enable(i.CULL_FACE),e.backfaces=t);const r=s.frontface;e.frontface!==r&&(r?i.frontFace(i.CCW):i.frontFace(i.CW),e.frontface=r),e.lineWidth!==s.lineWidth&&(i.lineWidth(s.lineWidth),e.lineWidth=s.lineWidth),this._uPointSize&&i.uniform1i(this._uPointSize,s.pointSize),this._lastMaterialId=s.id}if(i.uniformMatrix4fv(this._uModelMatrix,i.FALSE,t.worldMatrix),r.combineGeometry){const s=t.vertexBufs;s.id!==this._lastVertexBufsId&&(s.positionsBuf&&this._aPosition&&(this._aPosition.bindArrayBuffer(s.positionsBuf,s.compressGeometry?i.UNSIGNED_SHORT:i.FLOAT),e.bindArray++),this._lastVertexBufsId=s.id)}this._uClippable&&i.uniform1i(this._uClippable,t._state.clippable),i.uniform3fv(this._uOffset,t._state.offset),r.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&i.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,r.positionsDecodeMatrix),r.combineGeometry?r.indicesBufCombined&&(r.indicesBufCombined.bind(),e.bindArray++):(this._aPosition&&(this._aPosition.bindArrayBuffer(r.positionsBuf,r.compressGeometry?i.UNSIGNED_SHORT:i.FLOAT),e.bindArray++),r.indicesBuf&&(r.indicesBuf.bind(),e.bindArray++)),this._lastGeometryId=r.id),r.combineGeometry?r.indicesBufCombined&&(i.drawElements(r.primitive,r.indicesBufCombined.numItems,r.indicesBufCombined.itemType,0),e.drawElements++):r.indicesBuf?(i.drawElements(r.primitive,r.indicesBuf.numItems,r.indicesBuf.itemType,0),e.drawElements++):r.positions&&(i.drawArrays(i.TRIANGLES,0,r.positions.numItems),e.drawArrays++)},Hi.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl;if(this._program=new He(i,this._shaderSource),this._scene=t,this._useCount=0,this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uShadowViewMatrix=s.getLocation("shadowViewMatrix"),this._uShadowProjMatrix=s.getLocation("shadowProjMatrix"),this._uSectionPlanes={};for(let e=0,i=t._sectionPlanesState.sectionPlanes.length;e<i;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uOffset=s.getLocation("offset"),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null},Hi.prototype._bindProgram=function(e){this._program||this._allocate(mesh);const t=this._scene,i=t.canvas.gl,s=t._sectionPlanesState;if(this._program.bind(),e.useProgram++,i.uniformMatrix4fv(this._uShadowViewMatrix,!1,e.shadowViewMatrix),i.uniformMatrix4fv(this._uShadowProjMatrix,!1,e.shadowProjMatrix),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,s.getNumAllocatedSectionPlanes()>0){let e,t,r,o,n;for(let a=0,l=this._uSectionPlanes.length;a<l;a++)e=this._uSectionPlanes[a],t=e.active,r=s.sectionPlanes[a],t&&i.uniform1i(t,r.active),o=e.pos,o&&i.uniform3fv(e.pos,r.pos),n=e.dir,n&&i.uniform3fv(e.dir,r.dir)}};class Gi{constructor(){this.visibleLayers=[],this.sectionPlanesActivePerLayer=[],this.reset()}reset(){this.culled=!1,this.sectioned=!1,this.numLayers=0,this.numVisibleLayers=0,this.colorOpaque=!1,this.colorTransparent=!1,this.edgesOpaque=!1,this.edgesTransparent=!1,this.xrayedSilhouetteOpaque=!1,this.xrayedEdgesOpaque=!1,this.xrayedSilhouetteTransparent=!1,this.xrayedEdgesTransparent=!1,this.highlightedSilhouetteOpaque=!1,this.highlightedEdgesOpaque=!1,this.highlightedSilhouetteTransparent=!1,this.highlightedEdgesTransparent=!1,this.selectedSilhouetteOpaque=!1,this.selectedEdgesOpaque=!1,this.selectedSilhouetteTransparent=!1,this.selectedEdgesTransparent=!1}}const zi=c.OBB3(),Wi=c.vec4(),Ki=c.vec4(),Xi=c.vec4(),Ji=c.vec3([1,0,0]),Yi=c.vec3([0,1,0]),Zi=c.vec3([0,0,1]),qi=c.vec3(3),$i=c.vec3(3),es=c.identityMat4();class ts extends D{constructor(e,t={}){super(e,t),this.renderOrder=t.renderOrder||0,this.originalSystemId=t.originalSystemId||this.id,this.renderFlags=new Gi,this._state=new At({visible:!0,culled:!1,pickable:null,clippable:null,collidable:null,occluder:!1!==t.occluder,castsShadow:null,receivesShadow:null,xrayed:!1,highlighted:!1,selected:!1,edges:!1,stationary:!!t.stationary,background:!!t.background,billboard:this._checkBillboard(t.billboard),layer:null,colorize:null,pickID:this.scene._renderer.getPickID(this),drawHash:"",pickHash:"",offset:c.vec3(),origin:null,originHash:null}),this._drawRenderer=null,this._shadowRenderer=null,this._emphasisFillRenderer=null,this._emphasisEdgesRenderer=null,this._pickMeshRenderer=null,this._pickTriangleRenderer=null,this._occlusionRenderer=null,this._geometry=t.geometry?this._checkComponent2(["ReadableGeometry","VBOGeometry"],t.geometry):this.scene.geometry,this._material=t.material?this._checkComponent2(["PhongMaterial","MetallicMaterial","SpecularMaterial","LambertMaterial"],t.material):this.scene.material,this._xrayMaterial=t.xrayMaterial?this._checkComponent("EmphasisMaterial",t.xrayMaterial):this.scene.xrayMaterial,this._highlightMaterial=t.highlightMaterial?this._checkComponent("EmphasisMaterial",t.highlightMaterial):this.scene.highlightMaterial,this._selectedMaterial=t.selectedMaterial?this._checkComponent("EmphasisMaterial",t.selectedMaterial):this.scene.selectedMaterial,this._edgeMaterial=t.edgeMaterial?this._checkComponent("EdgeMaterial",t.edgeMaterial):this.scene.edgeMaterial,this._parentNode=null,this._aabb=null,this._aabbDirty=!0,this._numTriangles=this._geometry?this._geometry.numTriangles:0,this.scene._aabbDirty=!0,this._scale=c.vec3(),this._quaternion=c.identityQuaternion(),this._rotation=c.vec3(),this._position=c.vec3(),this._worldMatrix=c.identityMat4(),this._worldNormalMatrix=c.identityMat4(),this._localMatrixDirty=!0,this._worldMatrixDirty=!0,this._worldNormalMatrixDirty=!0;const i=t.origin||t.rtcCenter;if(i&&(this._state.origin=c.vec3(i),this._state.originHash=i.join()),t.matrix?this.matrix=t.matrix:(this.scale=t.scale,this.position=t.position,t.quaternion||(this.rotation=t.rotation)),this._isObject=t.isObject,this._isObject&&this.scene._registerObject(this),this._isModel=t.isModel,this._isModel&&this.scene._registerModel(this),this.visible=t.visible,this.culled=t.culled,this.pickable=t.pickable,this.clippable=t.clippable,this.collidable=t.collidable,this.castsShadow=t.castsShadow,this.receivesShadow=t.receivesShadow,this.xrayed=t.xrayed,this.highlighted=t.highlighted,this.selected=t.selected,this.edges=t.edges,this.layer=t.layer,this.colorize=t.colorize,this.opacity=t.opacity,this.offset=t.offset,t.parentId){const e=this.scene.components[t.parentId];e?e.isNode?e.addChild(this):this.error("Parent is not a Node: '"+t.parentId+"'"):this.error("Parent not found: '"+t.parentId+"'"),this._parentNode=e}else t.parent&&(t.parent.isNode||this.error("Parent is not a Node"),t.parent.addChild(this),this._parentNode=t.parent);this.compile()}get type(){return"Mesh"}get isMesh(){return!0}get parent(){return this._parentNode}get geometry(){return this._geometry}get material(){return this._material}get position(){return this._position}set position(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get rotation(){return this._rotation}set rotation(e){this._rotation.set(e||[0,0,0]),c.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get quaternion(){return this._quaternion}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),c.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get scale(){return this._scale}set scale(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get matrix(){return this._localMatrixDirty&&(this.__localMatrix||(this.__localMatrix=c.identityMat4()),c.composeMat4(this._position,this._quaternion,this._scale,this.__localMatrix),this._localMatrixDirty=!1),this.__localMatrix}set matrix(e){this.__localMatrix||(this.__localMatrix=c.identityMat4()),this.__localMatrix.set(e||es),c.decomposeMat4(this.__localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._setWorldMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get worldMatrix(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}get worldNormalMatrix(){return this._worldNormalMatrixDirty&&this._buildWorldNormalMatrix(),this._worldNormalMatrix}get isEntity(){return!0}get isModel(){return this._isModel}get isObject(){return this._isObject}get aabb(){return this._aabbDirty&&this._updateAABB(),this._aabb}get origin(){return this._state.origin}set origin(e){e?(this._state.origin||(this._state.origin=c.vec3()),this._state.origin.set(e),this._state.originHash=e.join(),this._setAABBDirty(),this.scene._aabbDirty=!0):this._state.origin&&(this._state.origin=null,this._state.originHash=null,this._setAABBDirty(),this.scene._aabbDirty=!0)}get rtcCenter(){return this.origin}set rtcCenter(e){this.origin=e}get numTriangles(){return this._numTriangles}get visible(){return this._state.visible}set visible(e){e=!1!==e,this._state.visible=e,this._isObject&&this.scene._objectVisibilityUpdated(this,e),this.glRedraw()}get xrayed(){return this._state.xrayed}set xrayed(e){e=!!e,this._state.xrayed!==e&&(this._state.xrayed=e,this._isObject&&this.scene._objectXRayedUpdated(this,e),this.glRedraw())}get highlighted(){return this._state.highlighted}set highlighted(e){(e=!!e)!==this._state.highlighted&&(this._state.highlighted=e,this._isObject&&this.scene._objectHighlightedUpdated(this,e),this.glRedraw())}get selected(){return this._state.selected}set selected(e){(e=!!e)!==this._state.selected&&(this._state.selected=e,this._isObject&&this.scene._objectSelectedUpdated(this,e),this.glRedraw())}get edges(){return this._state.edges}set edges(e){(e=!!e)!==this._state.edges&&(this._state.edges=e,this.glRedraw())}get culled(){return this._state.culled}set culled(e){this._state.culled=!!e,this.glRedraw()}get clippable(){return this._state.clippable}set clippable(e){e=!1!==e,this._state.clippable!==e&&(this._state.clippable=e,this.glRedraw())}get collidable(){return this._state.collidable}set collidable(e){(e=!1!==e)!==this._state.collidable&&(this._state.collidable=e,this._setAABBDirty(),this.scene._aabbDirty=!0)}get pickable(){return this._state.pickable}set pickable(e){e=!1!==e,this._state.pickable!==e&&(this._state.pickable=e)}get castsShadow(){return this._state.castsShadow}set castsShadow(e){(e=!1!==e)!==this._state.castsShadow&&(this._state.castsShadow=e,this.glRedraw())}get receivesShadow(){return this._state.receivesShadow}set receivesShadow(e){(e=!1!==e)!==this._state.receivesShadow&&(this._state.receivesShadow=e,this._state.hash=e?"/mod/rs;":"/mod;",this.fire("dirty",this))}get saoEnabled(){return!1}get colorize(){return this._state.colorize}set colorize(e){let t=this._state.colorize;t||(t=this._state.colorize=new Float32Array(4),t[3]=1),e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1);const i=!!e;this.scene._objectColorizeUpdated(this,i),this.glRedraw()}get opacity(){return this._state.colorize[3]}set opacity(e){let t=this._state.colorize;t||(t=this._state.colorize=new Float32Array(4),t[0]=1,t[1]=1,t[2]=1);const i=null!=e;t[3]=i?e:1,this.scene._objectOpacityUpdated(this,i),this.glRedraw()}get transparent(){return 2===this._material.alphaMode||this._state.colorize[3]<1}get layer(){return this._state.layer}set layer(e){e=e||0,(e=Math.round(e))!==this._state.layer&&(this._state.layer=e,this._renderer.needStateSort())}get stationary(){return this._state.stationary}get billboard(){return this._state.billboard}get offset(){return this._state.offset}set offset(e){this._state.offset.set(e||[0,0,0]),this._setAABBDirty(),this.glRedraw()}get isDrawable(){return!0}get isStateSortable(){return!0}get xrayMaterial(){return this._xrayMaterial}get highlightMaterial(){return this._highlightMaterial}get selectedMaterial(){return this._selectedMaterial}get edgeMaterial(){return this._edgeMaterial}_checkBillboard(e){return"spherical"!==(e=e||"none")&&"cylindrical"!==e&&"none"!==e&&(this.error("Unsupported value for 'billboard': "+e+" - accepted values are 'spherical', 'cylindrical' and 'none' - defaulting to 'none'."),e="none"),e}compile(){const e=this._makeDrawHash();this._state.drawHash!==e&&(this._state.drawHash=e,this._putDrawRenderers(),this._drawRenderer=mi.get(this),this._emphasisFillRenderer=xi.get(this),this._emphasisEdgesRenderer=Mi.get(this));const t=this._makePickHash();if(this._state.pickHash!==t&&(this._state.pickHash=t,this._putPickRenderers(),this._pickMeshRenderer=Di.get(this)),this._state.occluder){const e=this._makeOcclusionHash();this._state.occlusionHash!==e&&(this._state.occlusionHash=e,this._putOcclusionRenderer(),this._occlusionRenderer=Ni.get(this))}}_setLocalMatrixDirty(){this._localMatrixDirty=!0,this._setWorldMatrixDirty()}_setWorldMatrixDirty(){this._worldMatrixDirty=!0,this._worldNormalMatrixDirty=!0}_buildWorldMatrix(){const e=this.matrix;if(this._parentNode)c.mulMat4(this._parentNode.worldMatrix,e,this._worldMatrix);else for(let t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}_buildWorldNormalMatrix(){this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldNormalMatrix||(this._worldNormalMatrix=c.mat4()),c.transposeMat4(this._worldMatrix,this._worldNormalMatrix),c.inverseMat4(this._worldNormalMatrix),this._worldNormalMatrixDirty=!1}_setAABBDirty(){if(this.collidable)for(let e=this;e;e=e._parentNode)e._aabbDirty=!0}_updateAABB(){this.scene._aabbDirty=!0,this._aabb||(this._aabb=c.AABB3()),this._buildAABB(this.worldMatrix,this._aabb),this._aabbDirty=!1}_webglContextRestored(){this._drawRenderer&&this._drawRenderer.webglContextRestored(),this._shadowRenderer&&this._shadowRenderer.webglContextRestored(),this._emphasisFillRenderer&&this._emphasisFillRenderer.webglContextRestored(),this._emphasisEdgesRenderer&&this._emphasisEdgesRenderer.webglContextRestored(),this._pickMeshRenderer&&this._pickMeshRenderer.webglContextRestored(),this._pickTriangleRenderer&&this._pickMeshRenderer.webglContextRestored(),this._occlusionRenderer&&this._occlusionRenderer.webglContextRestored()}_makeDrawHash(){const e=this.scene,t=[e.canvas.canvas.id,(e.gammaInput?"gi;":";")+(e.gammaOutput?"go":""),e._lightsState.getHash(),e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),i.receivesShadow&&t.push("/rs"),t.push(";"),t.join("")}_makePickHash(){const e=this.scene,t=[e.canvas.canvas.id,e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),t.push(";"),t.join("")}_makeOcclusionHash(){const e=this.scene,t=[e.canvas.canvas.id,e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),t.push(";"),t.join("")}_buildAABB(e,t){c.transformOBB3(e,this._geometry.obb,zi),c.OBB3ToAABB3(zi,t);const i=this._state.offset;if(t[0]+=i[0],t[1]+=i[1],t[2]+=i[2],t[3]+=i[0],t[4]+=i[1],t[5]+=i[2],this._state.origin){const e=this._state.origin;t[0]+=e[0],t[1]+=e[1],t[2]+=e[2],t[3]+=e[0],t[4]+=e[1],t[5]+=e[2]}}rotate(e,t){return Wi[0]=e[0],Wi[1]=e[1],Wi[2]=e[2],Wi[3]=t*c.DEGTORAD,c.angleAxisToQuaternion(Wi,Ki),c.mulQuaternions(this.quaternion,Ki,Xi),this.quaternion=Xi,this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}rotateOnWorldAxis(e,t){return Wi[0]=e[0],Wi[1]=e[1],Wi[2]=e[2],Wi[3]=t*c.DEGTORAD,c.angleAxisToQuaternion(Wi,Ki),c.mulQuaternions(Ki,this.quaternion,Ki),this}rotateX(e){return this.rotate(Ji,e)}rotateY(e){return this.rotate(Yi,e)}rotateZ(e){return this.rotate(Zi,e)}translate(e,t){return c.vec3ApplyQuaternion(this.quaternion,e,qi),c.mulVec3Scalar(qi,t,$i),c.addVec3(this.position,$i,this.position),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}translateX(e){return this.translate(Ji,e)}translateY(e){return this.translate(Yi,e)}translateZ(e){return this.translate(Zi,e)}_putDrawRenderers(){this._drawRenderer&&(this._drawRenderer.put(),this._drawRenderer=null),this._shadowRenderer&&(this._shadowRenderer.put(),this._shadowRenderer=null),this._emphasisFillRenderer&&(this._emphasisFillRenderer.put(),this._emphasisFillRenderer=null),this._emphasisEdgesRenderer&&(this._emphasisEdgesRenderer.put(),this._emphasisEdgesRenderer=null)}_putPickRenderers(){this._pickMeshRenderer&&(this._pickMeshRenderer.put(),this._pickMeshRenderer=null),this._pickTriangleRenderer&&(this._pickTriangleRenderer.put(),this._pickTriangleRenderer=null)}_putOcclusionRenderer(){this._occlusionRenderer&&(this._occlusionRenderer.put(),this._occlusionRenderer=null)}stateSortCompare(e,t){return e._state.layer-t._state.layer||e._drawRenderer.id-t._drawRenderer.id||e._material._state.id-t._material._state.id||e._geometry._state.id-t._geometry._state.id}rebuildRenderFlags(){this.renderFlags.reset(),this._getActiveSectionPlanes()?(this.renderFlags.numLayers=1,this.renderFlags.numVisibleLayers=1,this.renderFlags.visibleLayers[0]=0,this._updateRenderFlags()):this.renderFlags.culled=!0}_updateRenderFlags(){const e=this.renderFlags,t=this._state;if(t.xrayed){const t=this._xrayMaterial._state;t.fill&&(t.fillAlpha<1?e.xrayedSilhouetteTransparent=!0:e.xrayedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.xrayedEdgesTransparent=!0:e.xrayedEdgesOpaque=!0)}else{if(this._material._state.alpha<1||t.colorize[3]<1?e.colorTransparent=!0:e.colorOpaque=!0,t.edges){this._edgeMaterial._state.alpha<1?e.edgesTransparent=!0:e.edgesOpaque=!0}if(t.selected){const t=this._selectedMaterial._state;t.fill&&(t.fillAlpha<1?e.selectedSilhouetteTransparent=!0:e.selectedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.selectedEdgesTransparent=!0:e.selectedEdgesOpaque=!0)}else if(t.highlighted){const t=this._highlightMaterial._state;t.fill&&(t.fillAlpha<1?e.highlightedSilhouetteTransparent=!0:e.highlightedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.highlightedEdgesTransparent=!0:e.highlightedEdgesOpaque=!0)}}}_getActiveSectionPlanes(){if(this._state.clippable){const e=this.scene._sectionPlanesState.sectionPlanes,t=e.length;if(t>0)for(let i=0;i<t;i++){const t=e[i],s=this.renderFlags;if(t.active)if(this._state.origin){const e=c.planeAABB3Intersect(t.dir,t.dist,this.aabb);if(-1===e)return!1;const r=0===e;s.sectionPlanesActivePerLayer[i]=r}else s.sectionPlanesActivePerLayer[i]=!0;else s.sectionPlanesActivePerLayer[i]=!1}}return!0}drawColorOpaque(e){(this._drawRenderer||(this._drawRenderer=mi.get(this)))&&this._drawRenderer.drawMesh(e,this)}drawColorTransparent(e){(this._drawRenderer||(this._drawRenderer=mi.get(this)))&&this._drawRenderer.drawMesh(e,this)}drawSilhouetteXRayed(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=xi.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,0)}drawSilhouetteHighlighted(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=xi.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,1)}drawSilhouetteSelected(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=xi.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,2)}drawEdgesColorOpaque(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Mi.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,3)}drawEdgesColorTransparent(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Mi.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,3)}drawEdgesXRayed(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Mi.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,0)}drawEdgesHighlighted(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Mi.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,1)}drawEdgesSelected(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Mi.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,2)}drawOcclusion(e){(this._state.occluder&&this._occlusionRenderer||(this._occlusionRenderer=Ni.get(this)))&&this._occlusionRenderer.drawMesh(e,this)}drawShadow(e){(this._shadowRenderer||(this._shadowRenderer=Hi.get(this)))&&this._shadowRenderer.drawMesh(e,this)}drawPickMesh(e){(this._pickMeshRenderer||(this._pickMeshRenderer=Di.get(this)))&&this._pickMeshRenderer.drawMesh(e,this)}canPickTriangle(){return this._geometry.isReadableGeometry}drawPickTriangles(e){(this._pickTriangleRenderer||(this._pickTriangleRenderer=Li.get(this)))&&this._pickTriangleRenderer.drawMesh(e,this)}pickTriangleSurface(e,t,i,s){is(this,e,t,i,s)}drawPickVertices(e){}delegatePickedEntity(){return this}destroy(){super.destroy(),this._putDrawRenderers(),this._putPickRenderers(),this._putOcclusionRenderer(),this.scene._renderer.putPickID(this._state.pickID),this._isObject&&(this.scene._deregisterObject(this),this._visible&&this.scene._objectVisibilityUpdated(this,!1,!1),this._xrayed&&this.scene._objectXRayedUpdated(this,!1,!1),this._selected&&this.scene._objectSelectedUpdated(this,!1,!1),this._highlighted&&this.scene._objectHighlightedUpdated(this,!1,!1),this.scene._objectColorizeUpdated(this,!1),this.scene._objectOpacityUpdated(this,!1),this.offset.some((e=>0!==e))&&this.scene._objectOffsetUpdated(this,!1)),this._isModel&&this.scene._deregisterModel(this),this.glRedraw()}}const is=function(){const e=c.vec3(),t=c.vec3(),i=c.vec3(),s=c.vec3(),r=c.vec3(),o=c.vec3(),n=c.vec4(),a=c.vec3(),l=c.vec3(),A=c.vec3(),h=c.vec3(),u=c.vec3(),d=c.vec3(),p=c.vec3(),f=c.vec3(),g=c.vec3(),m=c.vec4(),_=c.vec4(),v=c.vec4(),b=c.vec3(),y=c.vec3(),x=c.vec3(),B=c.vec3(),w=c.vec3(),P=c.vec3(),C=c.vec3(),M=c.vec3(),E=c.vec3(),F=c.vec3(),I=c.vec3();return function(D,S,T,R,L){var U=L.primIndex;if(null!=U&&U>-1){const Q=D.geometry._state,V=D.scene,H=V.camera,j=V.canvas;if("triangles"===Q.primitiveName){L.primitive="triangle";const V=U,G=Q.indices,z=Q.positions;let K,X,J;if(G){var O=G[V+0],k=G[V+1],N=G[V+2];o[0]=O,o[1]=k,o[2]=N,L.indices=o,K=3*O,X=3*k,J=3*N}else K=3*V,X=K+3,J=X+3;if(i[0]=z[K+0],i[1]=z[K+1],i[2]=z[K+2],s[0]=z[X+0],s[1]=z[X+1],s[2]=z[X+2],r[0]=z[J+0],r[1]=z[J+1],r[2]=z[J+2],Q.compressGeometry){const e=Q.positionsDecodeMatrix;e&&(Ht.decompressPosition(i,e,i),Ht.decompressPosition(s,e,s),Ht.decompressPosition(r,e,r))}L.canvasPos?c.canvasPosToLocalRay(j.canvas,D.origin?W(S,D.origin):S,T,R,D.worldMatrix,L.canvasPos,e,t):L.origin&&L.direction&&c.worldRayToLocalRay(D.worldMatrix,L.origin,L.direction,e,t),c.normalizeVec3(t),c.rayPlaneIntersect(e,t,i,s,r,n),L.localPos=n,L.position=n,m[0]=n[0],m[1]=n[1],m[2]=n[2],m[3]=1,c.transformVec4(D.worldMatrix,m,_),a[0]=_[0],a[1]=_[1],a[2]=_[2],L.canvasPos&&D.origin&&(a[0]+=D.origin[0],a[1]+=D.origin[1],a[2]+=D.origin[2]),L.worldPos=a,c.transformVec4(H.matrix,_,v),l[0]=v[0],l[1]=v[1],l[2]=v[2],L.viewPos=l,c.cartesianToBarycentric(n,i,s,r,A),L.bary=A;const Y=Q.normals;if(Y){if(Q.compressGeometry){const e=3*O,t=3*k,i=3*N;Ht.decompressNormal(Y.subarray(e,e+2),h),Ht.decompressNormal(Y.subarray(t,t+2),u),Ht.decompressNormal(Y.subarray(i,i+2),d)}else h[0]=Y[K],h[1]=Y[K+1],h[2]=Y[K+2],u[0]=Y[X],u[1]=Y[X+1],u[2]=Y[X+2],d[0]=Y[J],d[1]=Y[J+1],d[2]=Y[J+2];const e=c.addVec3(c.addVec3(c.mulVec3Scalar(h,A[0],b),c.mulVec3Scalar(u,A[1],y),x),c.mulVec3Scalar(d,A[2],B),w);L.worldNormal=c.normalizeVec3(c.transformVec3(D.worldNormalMatrix,e,P))}const Z=Q.uv;if(Z){if(p[0]=Z[2*O],p[1]=Z[2*O+1],f[0]=Z[2*k],f[1]=Z[2*k+1],g[0]=Z[2*N],g[1]=Z[2*N+1],Q.compressGeometry){const e=Q.uvDecodeMatrix;e&&(Ht.decompressUV(p,e,p),Ht.decompressUV(f,e,f),Ht.decompressUV(g,e,g))}L.uv=c.addVec3(c.addVec3(c.mulVec2Scalar(p,A[0],C),c.mulVec2Scalar(f,A[1],M),E),c.mulVec2Scalar(g,A[2],F),I)}}}}}();function ss(e={}){let t=e.radiusTop||1;t<0&&(console.error("negative radiusTop not allowed - will invert"),t*=-1);let i=e.radiusBottom||1;i<0&&(console.error("negative radiusBottom not allowed - will invert"),i*=-1);let s=e.height||1;s<0&&(console.error("negative height not allowed - will invert"),s*=-1);let r=e.radialSegments||32;r<0&&(console.error("negative radialSegments not allowed - will invert"),r*=-1),r<3&&(r=3);let o=e.heightSegments||1;o<0&&(console.error("negative heightSegments not allowed - will invert"),o*=-1),o<1&&(o=1);const n=!!e.openEnded;let a=e.center;const l=a?a[0]:0,A=a?a[1]:0,h=a?a[2]:0,c=s/2,u=s/o,d=2*Math.PI/r,p=1/r,f=(t-i)/o,g=[],m=[],v=[],b=[];let y,x,B,w,P,C,M,E,F,I,D;const S=(90-180*Math.atan(s/(i-t))/Math.PI)/90;for(y=0;y<=o;y++)for(P=t-y*f,C=c-y*u,x=0;x<=r;x++)B=Math.sin(x*d),w=Math.cos(x*d),m.push(P*B),m.push(S),m.push(P*w),v.push(x*p),v.push(1*y/o),g.push(P*B+l),g.push(C+A),g.push(P*w+h);for(y=0;y<o;y++)for(x=0;x<=r;x++)M=y*(r+1)+x,E=M+r,b.push(M),b.push(E),b.push(E+1),b.push(M),b.push(E+1),b.push(M+1);if(!n&&t>0){for(F=g.length/3,m.push(0),m.push(1),m.push(0),v.push(.5),v.push(.5),g.push(0+l),g.push(c+A),g.push(0+h),x=0;x<=r;x++)B=Math.sin(x*d),w=Math.cos(x*d),I=.5*Math.sin(x*d)+.5,D=.5*Math.cos(x*d)+.5,m.push(t*B),m.push(1),m.push(t*w),v.push(I),v.push(D),g.push(t*B+l),g.push(c+A),g.push(t*w+h);for(x=0;x<r;x++)a=F,M=F+1+x,b.push(M),b.push(M+1),b.push(a)}if(!n&&i>0){for(F=g.length/3,m.push(0),m.push(-1),m.push(0),v.push(.5),v.push(.5),g.push(0+l),g.push(0-c+A),g.push(0+h),x=0;x<=r;x++)B=Math.sin(x*d),w=Math.cos(x*d),I=.5*Math.sin(x*d)+.5,D=.5*Math.cos(x*d)+.5,m.push(i*B),m.push(-1),m.push(i*w),v.push(I),v.push(D),g.push(i*B+l),g.push(0-c+A),g.push(i*w+h);for(x=0;x<r;x++)a=F,M=F+1+x,b.push(a),b.push(M+1),b.push(M)}return _.apply(e,{positions:g,normals:m,uv:v,indices:b})}function rs(e={}){const t=e.lod||1,i=e.center?e.center[0]:0,s=e.center?e.center[1]:0,r=e.center?e.center[2]:0;let o=e.radius||1;o<0&&(console.error("negative radius not allowed - will invert"),o*=-1);let n=e.heightSegments||18;n<0&&(console.error("negative heightSegments not allowed - will invert"),n*=-1),n=Math.floor(t*n),n<18&&(n=18);let a=e.widthSegments||18;a<0&&(console.error("negative widthSegments not allowed - will invert"),a*=-1),a=Math.floor(t*a),a<18&&(a=18);const l=[],A=[],h=[],c=[];let u,d,p,f,g,m,v,b,y,x,B,w,P,C,M;for(u=0;u<=n;u++)for(p=u*Math.PI/n,f=Math.sin(p),g=Math.cos(p),d=0;d<=a;d++)m=2*d*Math.PI/a,v=Math.sin(m),b=Math.cos(m),y=b*f,x=g,B=v*f,w=1-d/a,P=u/n,A.push(y),A.push(x),A.push(B),h.push(w),h.push(P),l.push(i+o*y),l.push(s+o*x),l.push(r+o*B);for(u=0;u<n;u++)for(d=0;d<a;d++)C=u*(a+1)+d,M=C+a+1,c.push(C+1),c.push(M+1),c.push(M),c.push(C+1),c.push(M),c.push(C);return _.apply(e,{positions:l,normals:A,uv:h,indices:c})}const os={" 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ns(e={}){var t=e.origin||[0,0,0],i=t[0],s=t[1],r=t[2],o=e.size||1,n=[],a=[],l=e.text;_.isNumeric(l)&&(l=""+l);for(var A,h,c,u,d,p,f,g,m,v=(l||"").split("\n"),b=0,y=0,x=.04,B=0;B<v.length;B++){A=0,c=(h=v[B]).length;for(var w=0;w<c;w++)if(u=os[h.charAt(w)]){d=1,p=-1,f=-1,g=u.points.length;for(var P=0;P<g;P++)-1!==(m=u.points[P])[0]||-1!==m[1]?(n.push(A+m[0]*o*x+i),n.push(y+m[1]*o*x+s),n.push(0+r),-1===p?p=b:(-1===f||(p=f),f=b),b++,d?d=!1:(a.push(p),a.push(f))):d=1;A+=u.width*x*o}y-=35*x*o}return _.apply(e,{primitive:"lines",positions:n,indices:a})}c.vec3();class as extends D{get type(){return"SectionPlane"}constructor(e,t={}){super(e,t),this._state=new At({active:!0,pos:c.vec3(),dir:c.vec3(),dist:0}),this.active=t.active,this.pos=t.pos,this.dir=t.dir,this.scene._sectionPlaneCreated(this)}set active(e){this._state.active=!1!==e,this.glRedraw(),this.fire("active",this._state.active),this.scene.fire("sectionPlaneUpdated",this)}get active(){return this._state.active}set pos(e){this._state.pos.set(e||[0,0,0]),this._state.dist=-c.dotVec3(this._state.pos,this._state.dir),this.fire("pos",this._state.pos),this.scene.fire("sectionPlaneUpdated",this)}get pos(){return this._state.pos}set dir(e){this._state.dir.set(e||[0,0,-1]),this._state.dist=-c.dotVec3(this._state.pos,this._state.dir),this.glRedraw(),this.fire("dir",this._state.dir),this.scene.fire("sectionPlaneUpdated",this)}get dir(){return this._state.dir}get dist(){return this._state.dist}flipDir(){c.mulVec3Scalar(this._state.dir,-1,this._state.dir),this.dir=this._state.dir}destroy(){this._state.destroy(),this.scene._sectionPlaneDestroyed(this),super.destroy()}}const ls=c.vec4(4),As=c.vec4(),hs=c.vec4(),cs=c.vec3([1,0,0]),us=c.vec3([0,1,0]),ds=c.vec3([0,0,1]),ps=c.vec3(3),fs=c.vec3(3),gs=c.identityMat4();class ms extends D{constructor(e,t={}){if(super(e,t),this._parentNode=null,this._children=[],this._aabb=null,this._aabbDirty=!0,this.scene._aabbDirty=!0,this._numTriangles=0,this._scale=c.vec3(),this._quaternion=c.identityQuaternion(),this._rotation=c.vec3(),this._position=c.vec3(),this._offset=c.vec3(),this._localMatrix=c.identityMat4(),this._worldMatrix=c.identityMat4(),this._localMatrixDirty=!0,this._worldMatrixDirty=!0,t.matrix?this.matrix=t.matrix:(this.scale=t.scale,this.position=t.position,t.quaternion||(this.rotation=t.rotation)),this._isModel=t.isModel,this._isModel&&this.scene._registerModel(this),this._isObject=t.isObject,this._isObject&&this.scene._registerObject(this),this.origin=t.origin,this.visible=t.visible,this.culled=t.culled,this.pickable=t.pickable,this.clippable=t.clippable,this.collidable=t.collidable,this.castsShadow=t.castsShadow,this.receivesShadow=t.receivesShadow,this.xrayed=t.xrayed,this.highlighted=t.highlighted,this.selected=t.selected,this.edges=t.edges,this.colorize=t.colorize,this.opacity=t.opacity,this.offset=t.offset,t.children){const e=t.children;for(let i=0,s=e.length;i<s;i++)this.addChild(e[i],t.inheritStates)}if(t.parentId){const e=this.scene.components[t.parentId];e?e.isNode?e.addChild(this):this.error("Parent is not a Node: '"+t.parentId+"'"):this.error("Parent not found: '"+t.parentId+"'")}else t.parent&&(t.parent.isNode||this.error("Parent is not a Node"),t.parent.addChild(this))}get isEntity(){return!0}get isModel(){return this._isModel}get isObject(){return this._isObject}get aabb(){return this._aabbDirty&&this._updateAABB(),this._aabb}set origin(e){e?(this._origin||(this._origin=c.vec3()),this._origin.set(e)):this._origin&&(this._origin=null);for(let t=0,i=this._children.length;t<i;t++)this._children[t].origin=e;this.glRedraw()}get origin(){return this._origin}set rtcCenter(e){this.origin=e}get rtcCenter(){return this.origin}get numTriangles(){return this._numTriangles}set visible(e){e=!1!==e,this._visible=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].visible=e;this._isObject&&this.scene._objectVisibilityUpdated(this,e)}get visible(){return this._visible}set xrayed(e){e=!!e,this._xrayed=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].xrayed=e;this._isObject&&this.scene._objectXRayedUpdated(this,e)}get xrayed(){return this._xrayed}set highlighted(e){e=!!e,this._highlighted=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].highlighted=e;this._isObject&&this.scene._objectHighlightedUpdated(this,e)}get highlighted(){return this._highlighted}set selected(e){e=!!e,this._selected=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].selected=e;this._isObject&&this.scene._objectSelectedUpdated(this,e)}get selected(){return this._selected}set edges(e){e=!!e,this._edges=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].edges=e}get edges(){return this._edges}set culled(e){e=!!e,this._culled=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].culled=e}get culled(){return this._culled}set clippable(e){e=!1!==e,this._clippable=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].clippable=e}get clippable(){return this._clippable}set collidable(e){e=!1!==e,this._collidable=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].collidable=e}get collidable(){return this._collidable}set pickable(e){e=!1!==e,this._pickable=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].pickable=e}get pickable(){return this._pickable}set colorize(e){let t=this._colorize;t||(t=this._colorize=new Float32Array(4),t[3]=1),e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1);for(let e=0,i=this._children.length;e<i;e++)this._children[e].colorize=t;if(this._isObject){const t=!!e;this.scene._objectColorizeUpdated(this,t)}}get colorize(){return this._colorize.slice(0,3)}set opacity(e){let t=this._colorize;t||(t=this._colorize=new Float32Array(4),t[0]=1,t[1]=1,t[2]=1),t[3]=null!=e?e:1;for(let t=0,i=this._children.length;t<i;t++)this._children[t].opacity=e;if(this._isObject){const t=null!=e;this.scene._objectOpacityUpdated(this,t)}}get opacity(){return this._colorize[3]}set castsShadow(e){e=!!e,this._castsShadow=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].castsShadow=e}get castsShadow(){return this._castsShadow}set receivesShadow(e){e=!!e,this._receivesShadow=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].receivesShadow=e}get receivesShadow(){return this._receivesShadow}get saoEnabled(){return!1}set offset(e){e?(this._offset[0]=e[0],this._offset[1]=e[1],this._offset[2]=e[2]):(this._offset[0]=0,this._offset[1]=0,this._offset[2]=0);for(let e=0,t=this._children.length;e<t;e++)this._children[e].offset=this._offset;this._isObject&&this.scene._objectOffsetUpdated(this,e)}get offset(){return this._offset}get isNode(){return!0}_setLocalMatrixDirty(){this._localMatrixDirty=!0,this._setWorldMatrixDirty()}_setWorldMatrixDirty(){this._worldMatrixDirty=!0;for(let e=0,t=this._children.length;e<t;e++)this._children[e]._setWorldMatrixDirty()}_buildWorldMatrix(){const e=this.matrix;if(this._parentNode)c.mulMat4(this._parentNode.worldMatrix,e,this._worldMatrix);else for(let t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}_setSubtreeAABBsDirty(e){if(e._aabbDirty=!0,e._children)for(let t=0,i=e._children.length;t<i;t++)this._setSubtreeAABBsDirty(e._children[t])}_setAABBDirty(){if(this._setSubtreeAABBsDirty(this),this.collidable)for(let e=this;e;e=e._parentNode)e._aabbDirty=!0}_updateAABB(){if(this.scene._aabbDirty=!0,this._aabb||(this._aabb=c.AABB3()),this._buildAABB)this._buildAABB(this.worldMatrix,this._aabb);else{let e;c.collapseAABB3(this._aabb);for(let t=0,i=this._children.length;t<i;t++)e=this._children[t],e.collidable&&c.expandAABB3(this._aabb,e.aabb)}this._aabbDirty=!1}addChild(e,t){if(_.isNumeric(e)||_.isString(e)){const t=e;if(!(e=this.scene.component[t]))return void this.warn("Component not found: "+_.inQuotes(t));if(!e.isNode&&!e.isMesh)return void this.error("Not a Node or Mesh: "+t)}else{if(!e.isNode&&!e.isMesh)return void this.error("Not a Node or Mesh: "+e.id);if(e._parentNode){if(e._parentNode.id===this.id)return void this.warn("Already a child: "+e.id);e._parentNode.removeChild(e)}}if(e.id,e.scene.id===this.scene.id)return this._children.push(e),e._parentNode=this,t&&(e.visible=this.visible,e.culled=this.culled,e.xrayed=this.xrayed,e.highlited=this.highlighted,e.selected=this.selected,e.edges=this.edges,e.clippable=this.clippable,e.pickable=this.pickable,e.collidable=this.collidable,e.castsShadow=this.castsShadow,e.receivesShadow=this.receivesShadow,e.colorize=this.colorize,e.opacity=this.opacity,e.offset=this.offset),e._setWorldMatrixDirty(),e._setAABBDirty(),this._numTriangles+=e.numTriangles,e;this.error("Child not in same Scene: "+e.id)}removeChild(e){for(let t=0,i=this._children.length;t<i;t++)if(this._children[t].id===e.id)return e._parentNode=null,this._children=this._children.splice(t,1),e._setWorldMatrixDirty(),e._setAABBDirty(),this._setAABBDirty(),void(this._numTriangles-=e.numTriangles)}removeChildren(){let e;for(let t=0,i=this._children.length;t<i;t++)e=this._children[t],e._parentNode=null,e._setWorldMatrixDirty(),e._setAABBDirty(),this._numTriangles-=e.numTriangles;this._children=[],this._setAABBDirty()}get numChildren(){return this._children.length}get children(){return this._children}set parent(e){if(_.isNumeric(e)||_.isString(e)){const t=e;if(!(e=this.scene.components[t]))return void this.warn("Node not found: "+_.inQuotes(t));if(!e.isNode)return void this.error("Not a Node: "+e.id)}e.scene.id===this.scene.id?this._parentNode&&this._parentNode.id===e.id?this.warn("Already a child of Node: "+e.id):e.addChild(this):this.error("Node not in same Scene: "+e.id)}get parent(){return this._parentNode}set position(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get position(){return this._position}set rotation(e){this._rotation.set(e||[0,0,0]),c.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get rotation(){return this._rotation}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),c.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get quaternion(){return this._quaternion}set scale(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get scale(){return this._scale}set matrix(e){this._localMatrix||(this._localMatrix=c.identityMat4()),this._localMatrix.set(e||gs),c.decomposeMat4(this._localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._setWorldMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get matrix(){return this._localMatrixDirty&&(this._localMatrix||(this._localMatrix=c.identityMat4()),c.composeMat4(this._position,this._quaternion,this._scale,this._localMatrix),this._localMatrixDirty=!1),this._localMatrix}get worldMatrix(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}rotate(e,t){return ls[0]=e[0],ls[1]=e[1],ls[2]=e[2],ls[3]=t*c.DEGTORAD,c.angleAxisToQuaternion(ls,As),c.mulQuaternions(this.quaternion,As,hs),this.quaternion=hs,this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}rotateOnWorldAxis(e,t){return ls[0]=e[0],ls[1]=e[1],ls[2]=e[2],ls[3]=t*c.DEGTORAD,c.angleAxisToQuaternion(ls,As),c.mulQuaternions(As,this.quaternion,As),this}rotateX(e){return this.rotate(cs,e)}rotateY(e){return this.rotate(us,e)}rotateZ(e){return this.rotate(ds,e)}translate(e,t){return c.vec3ApplyQuaternion(this.quaternion,e,ps),c.mulVec3Scalar(ps,t,fs),c.addVec3(this.position,fs,this.position),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}translateX(e){return this.translate(cs,e)}translateY(e){return this.translate(us,e)}translateZ(e){return this.translate(ds,e)}get type(){return"Node"}destroy(){if(super.destroy(),this._parentNode&&this._parentNode.removeChild(this),this._isObject&&(this.scene._deregisterObject(this),this._visible&&this.scene._objectVisibilityUpdated(this,!1,!1),this._xrayed&&this.scene._objectXRayedUpdated(this,!1,!1),this._selected&&this.scene._objectSelectedUpdated(this,!1,!1),this._highlighted&&this.scene._objectHighlightedUpdated(this,!1,!1),this.scene._objectColorizeUpdated(this,!1),this.scene._objectOpacityUpdated(this,!1),this.offset.some((e=>0!==e))&&this.scene._objectOffsetUpdated(this,!1)),this._isModel&&this.scene._deregisterModel(this),this._children.length){const e=this._children.splice();let t;for(let i=0,s=e.length;i<s;i++)t=e[i],t.destroy()}this._children=[],this._setAABBDirty(),this.scene._aabbDirty=!0}}class _s extends Kt{get type(){return"LambertMaterial"}constructor(e,t={}){super(e,t),this._state=new At({type:"LambertMaterial",ambient:c.vec3([1,1,1]),color:c.vec3([1,1,1]),emissive:c.vec3([0,0,0]),alpha:null,alphaMode:0,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:"/lam;"}),this.ambient=t.ambient,this.color=t.color,this.emissive=t.emissive,this.alpha=t.alpha,this.lineWidth=t.lineWidth,this.pointSize=t.pointSize,this.backfaces=t.backfaces,this.frontface=t.frontface}set ambient(e){let t=this._state.ambient;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.ambient=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}get ambient(){return this._state.ambient}set color(e){let t=this._state.color;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.color=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get color(){return this._state.color}set emissive(e){let t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}get emissive(){return this._state.emissive}set alpha(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this._state.alphaMode=e<1?2:0,this.glRedraw())}get alpha(){return this._state.alpha}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set pointSize(e){this._state.pointSize=e||1,this.glRedraw()}get pointSize(){return this._state.pointSize}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set frontface(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}get frontface(){return this._state.frontface?"ccw":"cw"}_getState(){return this._state}destroy(){super.destroy(),this._state.destroy()}}const vs={opaque:0,mask:1,blend:2},bs=["opaque","mask","blend"];class ys extends Kt{get type(){return"MetallicMaterial"}constructor(e,t={}){super(e,t),this._state=new At({type:"MetallicMaterial",baseColor:c.vec4([1,1,1]),emissive:c.vec4([0,0,0]),metallic:null,roughness:null,specularF0:null,alpha:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),this.baseColor=t.baseColor,this.metallic=t.metallic,this.roughness=t.roughness,this.specularF0=t.specularF0,this.emissive=t.emissive,this.alpha=t.alpha,t.baseColorMap&&(this._baseColorMap=this._checkComponent("Texture",t.baseColorMap)),t.metallicMap&&(this._metallicMap=this._checkComponent("Texture",t.metallicMap)),t.roughnessMap&&(this._roughnessMap=this._checkComponent("Texture",t.roughnessMap)),t.metallicRoughnessMap&&(this._metallicRoughnessMap=this._checkComponent("Texture",t.metallicRoughnessMap)),t.emissiveMap&&(this._emissiveMap=this._checkComponent("Texture",t.emissiveMap)),t.occlusionMap&&(this._occlusionMap=this._checkComponent("Texture",t.occlusionMap)),t.alphaMap&&(this._alphaMap=this._checkComponent("Texture",t.alphaMap)),t.normalMap&&(this._normalMap=this._checkComponent("Texture",t.normalMap)),this.alphaMode=t.alphaMode,this.alphaCutoff=t.alphaCutoff,this.backfaces=t.backfaces,this.frontface=t.frontface,this.lineWidth=t.lineWidth,this.pointSize=t.pointSize,this._makeHash()}_makeHash(){const e=this._state,t=["/met"];this._baseColorMap&&(t.push("/bm"),this._baseColorMap._state.hasMatrix&&t.push("/mat"),t.push("/"+this._baseColorMap._state.encoding)),this._metallicMap&&(t.push("/mm"),this._metallicMap._state.hasMatrix&&t.push("/mat")),this._roughnessMap&&(t.push("/rm"),this._roughnessMap._state.hasMatrix&&t.push("/mat")),this._metallicRoughnessMap&&(t.push("/mrm"),this._metallicRoughnessMap._state.hasMatrix&&t.push("/mat")),this._emissiveMap&&(t.push("/em"),this._emissiveMap._state.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap._state.hasMatrix&&t.push("/mat")),this._alphaMap&&(t.push("/am"),this._alphaMap._state.hasMatrix&&t.push("/mat")),this._normalMap&&(t.push("/nm"),this._normalMap._state.hasMatrix&&t.push("/mat")),t.push(";"),e.hash=t.join("")}set baseColor(e){let t=this._state.baseColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.baseColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get baseColor(){return this._state.baseColor}get baseColorMap(){return this._baseColorMap}set metallic(e){e=null!=e?e:1,this._state.metallic!==e&&(this._state.metallic=e,this.glRedraw())}get metallic(){return this._state.metallic}get metallicMap(){return this._attached.metallicMap}set roughness(e){e=null!=e?e:1,this._state.roughness!==e&&(this._state.roughness=e,this.glRedraw())}get roughness(){return this._state.roughness}get roughnessMap(){return this._attached.roughnessMap}get metallicRoughnessMap(){return this._attached.metallicRoughnessMap}set specularF0(e){e=null!=e?e:0,this._state.specularF0!==e&&(this._state.specularF0=e,this.glRedraw())}get specularF0(){return this._state.specularF0}set emissive(e){let t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}get emissive(){return this._state.emissive}get emissiveMap(){return this._attached.emissiveMap}get occlusionMap(){return this._attached.occlusionMap}set alpha(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}get alpha(){return this._state.alpha}get alphaMap(){return this._attached.alphaMap}get normalMap(){return this._attached.normalMap}set alphaMode(e){let t=vs[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}get alphaMode(){return bs[this._state.alphaMode]}set alphaCutoff(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}get alphaCutoff(){return this._state.alphaCutoff}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set frontface(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}get frontface(){return this._state.frontface?"ccw":"cw"}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set pointSize(e){this._state.pointSize=e||1,this.glRedraw()}get pointSize(){return this._state.pointSize}destroy(){super.destroy(),this._state.destroy()}}const xs={opaque:0,mask:1,blend:2},Bs=["opaque","mask","blend"];class ws extends Kt{get type(){return"SpecularMaterial"}constructor(e,t={}){super(e,t),this._state=new At({type:"SpecularMaterial",diffuse:c.vec3([1,1,1]),emissive:c.vec3([0,0,0]),specular:c.vec3([1,1,1]),glossiness:null,specularF0:null,alpha:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),this.diffuse=t.diffuse,this.specular=t.specular,this.glossiness=t.glossiness,this.specularF0=t.specularF0,this.emissive=t.emissive,this.alpha=t.alpha,t.diffuseMap&&(this._diffuseMap=this._checkComponent("Texture",t.diffuseMap)),t.emissiveMap&&(this._emissiveMap=this._checkComponent("Texture",t.emissiveMap)),t.specularMap&&(this._specularMap=this._checkComponent("Texture",t.specularMap)),t.glossinessMap&&(this._glossinessMap=this._checkComponent("Texture",t.glossinessMap)),t.specularGlossinessMap&&(this._specularGlossinessMap=this._checkComponent("Texture",t.specularGlossinessMap)),t.occlusionMap&&(this._occlusionMap=this._checkComponent("Texture",t.occlusionMap)),t.alphaMap&&(this._alphaMap=this._checkComponent("Texture",t.alphaMap)),t.normalMap&&(this._normalMap=this._checkComponent("Texture",t.normalMap)),this.alphaMode=t.alphaMode,this.alphaCutoff=t.alphaCutoff,this.backfaces=t.backfaces,this.frontface=t.frontface,this.lineWidth=t.lineWidth,this.pointSize=t.pointSize,this._makeHash()}_makeHash(){const e=this._state,t=["/spe"];this._diffuseMap&&(t.push("/dm"),this._diffuseMap.hasMatrix&&t.push("/mat"),t.push("/"+this._diffuseMap.encoding)),this._emissiveMap&&(t.push("/em"),this._emissiveMap.hasMatrix&&t.push("/mat")),this._glossinessMap&&(t.push("/gm"),this._glossinessMap.hasMatrix&&t.push("/mat")),this._specularMap&&(t.push("/sm"),this._specularMap.hasMatrix&&t.push("/mat")),this._specularGlossinessMap&&(t.push("/sgm"),this._specularGlossinessMap.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap.hasMatrix&&t.push("/mat")),this._normalMap&&(t.push("/nm"),this._normalMap.hasMatrix&&t.push("/mat")),this._alphaMap&&(t.push("/opm"),this._alphaMap.hasMatrix&&t.push("/mat")),t.push(";"),e.hash=t.join("")}set diffuse(e){let t=this._state.diffuse;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.diffuse=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get diffuse(){return this._state.diffuse}get diffuseMap(){return this._diffuseMap}set specular(e){let t=this._state.specular;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.specular=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get specular(){return this._state.specular}get specularMap(){return this._specularMap}get specularGlossinessMap(){return this._specularGlossinessMap}set glossiness(e){e=null!=e?e:1,this._state.glossiness!==e&&(this._state.glossiness=e,this.glRedraw())}get glossiness(){return this._state.glossiness}get glossinessMap(){return this._glossinessMap}set specularF0(e){e=null!=e?e:0,this._state.specularF0!==e&&(this._state.specularF0=e,this.glRedraw())}get specularF0(){return this._state.specularF0}set emissive(e){let t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}get emissive(){return this._state.emissive}get emissiveMap(){return this._emissiveMap}set alpha(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}get alpha(){return this._state.alpha}get alphaMap(){return this._alphaMap}get normalMap(){return this._normalMap}get occlusionMap(){return this._occlusionMap}set alphaMode(e){let t=xs[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}get alphaMode(){return Bs[this._state.alphaMode]}set alphaCutoff(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}get alphaCutoff(){return this._state.alphaCutoff}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set frontface(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}get frontface(){return this._state.frontface?"ccw":"cw"}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set pointSize(e){this._state.pointSize=e||1,this.glRedraw()}get pointSize(){return this._state.pointSize}destroy(){super.destroy(),this._state.destroy()}}function Ps(e,t,i=null){let s;const r=t;if(1009===r)return e.UNSIGNED_BYTE;if(1017===r)return e.UNSIGNED_SHORT_4_4_4_4;if(1018===r)return e.UNSIGNED_SHORT_5_5_5_1;if(1010===r)return e.BYTE;if(1011===r)return e.SHORT;if(1012===r)return e.UNSIGNED_SHORT;if(1013===r)return e.INT;if(1014===r)return e.UNSIGNED_INT;if(1015===r)return e.FLOAT;if(1016===r)return e.HALF_FLOAT;if(1021===r)return e.ALPHA;if(1023===r)return e.RGBA;if(1024===r)return e.LUMINANCE;if(1025===r)return e.LUMINANCE_ALPHA;if(1026===r)return e.DEPTH_COMPONENT;if(1027===r)return e.DEPTH_STENCIL;if(1028===r)return e.RED;if(1022===r)return e.RGBA;if(1029===r)return e.RED_INTEGER;if(1030===r)return e.RG;if(1031===r)return e.RG_INTEGER;if(1033===r)return e.RGBA_INTEGER;if(33776===r||33777===r||33778===r||33779===r)if(3001===i){const t=ot(e,"WEBGL_compressed_texture_s3tc_srgb");if(null===t)return null;if(33776===r)return t.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(33777===r)return t.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(33778===r)return t.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(33779===r)return t.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else{if(s=ot(e,"WEBGL_compressed_texture_s3tc"),null===s)return null;if(33776===r)return s.COMPRESSED_RGB_S3TC_DXT1_EXT;if(33777===r)return s.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(33778===r)return s.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(33779===r)return s.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(35840===r||35841===r||35842===r||35843===r){const t=ot(e,"WEBGL_compressed_texture_pvrtc");if(null===t)return null;if(35840===r)return t.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(35841===r)return t.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(35842===r)return t.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(35843===r)return t.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(36196===r){const t=ot(e,"WEBGL_compressed_texture_etc1");return null!==t?t.COMPRESSED_RGB_ETC1_WEBGL:null}if(37492===r||37496===r){const t=ot(e,"WEBGL_compressed_texture_etc");if(null===t)return null;if(37492===r)return 3001===i?t.COMPRESSED_SRGB8_ETC2:t.COMPRESSED_RGB8_ETC2;if(37496===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:t.COMPRESSED_RGBA8_ETC2_EAC}if(37808===r||37809===r||37810===r||37811===r||37812===r||37813===r||37814===r||37815===r||37816===r||37817===r||37818===r||37819===r||37820===r||37821===r){const t=ot(e,"WEBGL_compressed_texture_astc");if(null===t)return null;if(37808===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:t.COMPRESSED_RGBA_ASTC_4x4_KHR;if(37809===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:t.COMPRESSED_RGBA_ASTC_5x4_KHR;if(37810===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:t.COMPRESSED_RGBA_ASTC_5x5_KHR;if(37811===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:t.COMPRESSED_RGBA_ASTC_6x5_KHR;if(37812===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:t.COMPRESSED_RGBA_ASTC_6x6_KHR;if(37813===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:t.COMPRESSED_RGBA_ASTC_8x5_KHR;if(37814===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:t.COMPRESSED_RGBA_ASTC_8x6_KHR;if(37815===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:t.COMPRESSED_RGBA_ASTC_8x8_KHR;if(37816===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:t.COMPRESSED_RGBA_ASTC_10x5_KHR;if(37817===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:t.COMPRESSED_RGBA_ASTC_10x6_KHR;if(37818===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:t.COMPRESSED_RGBA_ASTC_10x8_KHR;if(37819===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:t.COMPRESSED_RGBA_ASTC_10x10_KHR;if(37820===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:t.COMPRESSED_RGBA_ASTC_12x10_KHR;if(37821===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:t.COMPRESSED_RGBA_ASTC_12x12_KHR}if(36492===r){const t=ot(e,"EXT_texture_compression_bptc");if(null===t)return null;if(36492===r)return 3001===i?t.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:t.COMPRESSED_RGBA_BPTC_UNORM_EXT}return 1020===r?e.UNSIGNED_INT_24_8:1e3===r?e.REPEAT:1001===r?e.CLAMP_TO_EDGE:1004===r||1005===r?e.NEAREST_MIPMAP_LINEAR:1007===r?e.LINEAR_MIPMAP_NEAREST:1008===r?e.LINEAR_MIPMAP_LINEAR:1003===r?e.NEAREST:1006===r?e.LINEAR:null}const Cs=new Uint8Array([0,0,0,1]);class Ms{constructor({gl:e,target:t,format:i,type:s,wrapS:r,wrapT:o,wrapR:n,encoding:a,preloadColor:l,premultiplyAlpha:A,flipY:h}){this.gl=e,this.target=t||e.TEXTURE_2D,this.format=i||1023,this.type=s||1009,this.internalFormat=null,this.premultiplyAlpha=!!A,this.flipY=!!h,this.unpackAlignment=4,this.wrapS=r||1e3,this.wrapT=o||1e3,this.wrapR=n||1e3,this.encoding=a||3001,this.texture=e.createTexture(),l&&this.setPreloadColor(l),this.allocated=!0}setPreloadColor(e){e?(Cs[0]=Math.floor(255*e[0]),Cs[1]=Math.floor(255*e[1]),Cs[2]=Math.floor(255*e[2]),Cs[3]=Math.floor(255*(void 0!==e[3]?e[3]:1))):(Cs[0]=0,Cs[1]=0,Cs[2]=0,Cs[3]=255);const t=this.gl;if(t.bindTexture(this.target,this.texture),this.target===t.TEXTURE_CUBE_MAP){const e=[t.TEXTURE_CUBE_MAP_POSITIVE_X,t.TEXTURE_CUBE_MAP_NEGATIVE_X,t.TEXTURE_CUBE_MAP_POSITIVE_Y,t.TEXTURE_CUBE_MAP_NEGATIVE_Y,t.TEXTURE_CUBE_MAP_POSITIVE_Z,t.TEXTURE_CUBE_MAP_NEGATIVE_Z];for(let i=0,s=e.length;i<s;i++)t.texImage2D(e[i],0,t.RGBA,1,1,0,t.RGBA,t.UNSIGNED_BYTE,Cs)}else t.texImage2D(this.target,0,t.RGBA,1,1,0,t.RGBA,t.UNSIGNED_BYTE,Cs);t.bindTexture(this.target,null)}setTarget(e){this.target=e||this.gl.TEXTURE_2D}setImage(e,t={}){const i=this.gl;void 0!==t.format&&(this.format=t.format),void 0!==t.internalFormat&&(this.internalFormat=t.internalFormat),void 0!==t.encoding&&(this.encoding=t.encoding),void 0!==t.type&&(this.type=t.type),void 0!==t.flipY&&(this.flipY=t.flipY),void 0!==t.premultiplyAlpha&&(this.premultiplyAlpha=t.premultiplyAlpha),void 0!==t.unpackAlignment&&(this.unpackAlignment=t.unpackAlignment),void 0!==t.minFilter&&(this.minFilter=t.minFilter),void 0!==t.magFilter&&(this.magFilter=t.magFilter),void 0!==t.wrapS&&(this.wrapS=t.wrapS),void 0!==t.wrapT&&(this.wrapT=t.wrapT),void 0!==t.wrapR&&(this.wrapR=t.wrapR);let s=!1;i.bindTexture(this.target,this.texture);const r=i.getParameter(i.UNPACK_FLIP_Y_WEBGL);i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,this.flipY);const o=i.getParameter(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL);i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this.premultiplyAlpha);const n=i.getParameter(i.UNPACK_ALIGNMENT);i.pixelStorei(i.UNPACK_ALIGNMENT,this.unpackAlignment);const a=i.getParameter(i.UNPACK_COLORSPACE_CONVERSION_WEBGL);i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,i.NONE);const l=Ps(i,this.minFilter);i.texParameteri(this.target,i.TEXTURE_MIN_FILTER,l),l!==i.NEAREST_MIPMAP_NEAREST&&l!==i.LINEAR_MIPMAP_NEAREST&&l!==i.NEAREST_MIPMAP_LINEAR&&l!==i.LINEAR_MIPMAP_LINEAR||(s=!0);const A=Ps(i,this.magFilter);A&&i.texParameteri(this.target,i.TEXTURE_MAG_FILTER,A);const h=Ps(i,this.wrapS);h&&i.texParameteri(this.target,i.TEXTURE_WRAP_S,h);const c=Ps(i,this.wrapT);c&&i.texParameteri(this.target,i.TEXTURE_WRAP_T,c);const u=Ps(i,this.format,this.encoding),d=Ps(i,this.type),p=Es(i,this.internalFormat,u,d,this.encoding,!1);if(this.target===i.TEXTURE_CUBE_MAP){if(_.isArray(e)){const t=e,s=[i.TEXTURE_CUBE_MAP_POSITIVE_X,i.TEXTURE_CUBE_MAP_NEGATIVE_X,i.TEXTURE_CUBE_MAP_POSITIVE_Y,i.TEXTURE_CUBE_MAP_NEGATIVE_Y,i.TEXTURE_CUBE_MAP_POSITIVE_Z,i.TEXTURE_CUBE_MAP_NEGATIVE_Z];for(let e=0,r=s.length;e<r;e++)i.texImage2D(s[e],0,p,u,d,t[e])}}else i.texImage2D(i.TEXTURE_2D,0,p,u,d,e);s&&i.generateMipmap(this.target),i.bindTexture(this.target,null),i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,r),i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,o),i.pixelStorei(i.UNPACK_ALIGNMENT,n),i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,a)}setCompressedData({mipmaps:e,props:t={}}){const i=this.gl,s=e.length;void 0!==t.format&&(this.format=t.format),void 0!==t.internalFormat&&(this.internalFormat=t.internalFormat),void 0!==t.encoding&&(this.encoding=t.encoding),void 0!==t.type&&(this.type=t.type),void 0!==t.flipY&&(this.flipY=t.flipY),void 0!==t.premultiplyAlpha&&(this.premultiplyAlpha=t.premultiplyAlpha),void 0!==t.unpackAlignment&&(this.unpackAlignment=t.unpackAlignment),void 0!==t.minFilter&&(this.minFilter=t.minFilter),void 0!==t.magFilter&&(this.magFilter=t.magFilter),void 0!==t.wrapS&&(this.wrapS=t.wrapS),void 0!==t.wrapT&&(this.wrapT=t.wrapT),void 0!==t.wrapR&&(this.wrapR=t.wrapR),i.activeTexture(i.TEXTURE0+0),i.bindTexture(this.target,this.texture);let r=e.length>1;i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,this.flipY),i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this.premultiplyAlpha),i.pixelStorei(i.UNPACK_ALIGNMENT,this.unpackAlignment),i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,i.NONE);const o=Ps(i,this.wrapS);o&&i.texParameteri(this.target,i.TEXTURE_WRAP_S,o);const n=Ps(i,this.wrapT);if(n&&i.texParameteri(this.target,i.TEXTURE_WRAP_T,n),this.type===i.TEXTURE_3D||this.type===i.TEXTURE_2D_ARRAY){const e=Ps(i,this.wrapR);e&&i.texParameteri(this.target,i.TEXTURE_WRAP_R,e),i.texParameteri(this.type,i.TEXTURE_WRAP_R,e)}r?(i.texParameteri(this.target,i.TEXTURE_MIN_FILTER,Fs(i,this.minFilter)),i.texParameteri(this.target,i.TEXTURE_MAG_FILTER,Fs(i,this.magFilter))):(i.texParameteri(this.target,i.TEXTURE_MIN_FILTER,Ps(i,this.minFilter)),i.texParameteri(this.target,i.TEXTURE_MAG_FILTER,Ps(i,this.magFilter)));const a=Ps(i,this.format,this.encoding),l=Ps(i,this.type),A=Es(i,this.internalFormat,a,l,this.encoding,!1);i.texStorage2D(i.TEXTURE_2D,s,A,e[0].width,e[0].height);for(let t=0,s=e.length;t<s;t++){const s=e[t];1023!==this.format?null!==a?i.compressedTexSubImage2D(i.TEXTURE_2D,t,0,0,s.width,s.height,a,s.data):console.warn("Attempt to load unsupported compressed texture format in .setCompressedData()"):i.texSubImage2D(i.TEXTURE_2D,t,0,0,s.width,s.height,a,l,s.data)}i.bindTexture(this.target,null)}setProps(e){const t=this.gl;t.bindTexture(this.target,this.texture),this._uploadProps(e),t.bindTexture(this.target,null)}_uploadProps(e){const t=this.gl;if(void 0!==e.format&&(this.format=e.format),void 0!==e.internalFormat&&(this.internalFormat=e.internalFormat),void 0!==e.encoding&&(this.encoding=e.encoding),void 0!==e.type&&(this.type=e.type),void 0!==e.minFilter){const i=Ps(t,e.minFilter);i&&(this.minFilter=e.minFilter,t.texParameteri(this.target,t.TEXTURE_MIN_FILTER,i),i!==t.NEAREST_MIPMAP_NEAREST&&i!==t.LINEAR_MIPMAP_NEAREST&&i!==t.NEAREST_MIPMAP_LINEAR&&i!==t.LINEAR_MIPMAP_LINEAR||t.generateMipmap(this.target))}if(void 0!==e.magFilter){const i=Ps(t,e.magFilter);i&&(this.magFilter=e.magFilter,t.texParameteri(this.target,t.TEXTURE_MAG_FILTER,i))}if(void 0!==e.wrapS){const i=Ps(t,e.wrapS);i&&(this.wrapS=e.wrapS,t.texParameteri(this.target,t.TEXTURE_WRAP_S,i))}if(void 0!==e.wrapT){const i=Ps(t,e.wrapT);i&&(this.wrapT=e.wrapT,t.texParameteri(this.target,t.TEXTURE_WRAP_T,i))}}bind(e){if(this.allocated){if(this.texture){const t=this.gl;return t.activeTexture(t["TEXTURE"+e]),t.bindTexture(this.target,this.texture),!0}return!1}}unbind(e){if(this.allocated&&this.texture){const t=this.gl;t.activeTexture(t["TEXTURE"+e]),t.bindTexture(this.target,null)}}destroy(){this.allocated&&this.texture&&(this.gl.deleteTexture(this.texture),this.texture=null)}}function Es(e,t,i,s,r,o=!1){if(null!==t){if(void 0!==e[t])return e[t];console.warn("Attempt to use non-existing WebGL internal format '"+t+"'")}let n=i;return i===e.RED&&(s===e.FLOAT&&(n=e.R32F),s===e.HALF_FLOAT&&(n=e.R16F),s===e.UNSIGNED_BYTE&&(n=e.R8)),i===e.RG&&(s===e.FLOAT&&(n=e.RG32F),s===e.HALF_FLOAT&&(n=e.RG16F),s===e.UNSIGNED_BYTE&&(n=e.RG8)),i===e.RGBA&&(s===e.FLOAT&&(n=e.RGBA32F),s===e.HALF_FLOAT&&(n=e.RGBA16F),s===e.UNSIGNED_BYTE&&(n=3001===r&&!1===o?e.SRGB8_ALPHA8:e.RGBA8),s===e.UNSIGNED_SHORT_4_4_4_4&&(n=e.RGBA4),s===e.UNSIGNED_SHORT_5_5_5_1&&(n=e.RGB5_A1)),n!==e.R16F&&n!==e.R32F&&n!==e.RG16F&&n!==e.RG32F&&n!==e.RGBA16F&&n!==e.RGBA32F||ot(e,"EXT_color_buffer_float"),n}function Fs(e,t){return 1003===t||1004===t||1005===t?e.NEAREST:e.LINEAR}function Is(e){if(!Ds(e.width)||!Ds(e.height)){const t=document.createElement("canvas");t.width=Ss(e.width),t.height=Ss(e.height);t.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t.width,t.height),e=t}return e}function Ds(e){return 0==(e&e-1)}function Ss(e){--e;for(let t=1;t<32;t<<=1)e|=e>>t;return e+1}class Ts extends D{get type(){return"Texture"}constructor(e,t={}){super(e,t),this._state=new At({texture:new Ms({gl:this.scene.canvas.gl}),matrix:c.identityMat4(),hasMatrix:t.translate&&(0!==t.translate[0]||0!==t.translate[1])||!!t.rotate||t.scale&&(0!==t.scale[0]||0!==t.scale[1]),minFilter:this._checkMinFilter(t.minFilter),magFilter:this._checkMagFilter(t.magFilter),wrapS:this._checkWrapS(t.wrapS),wrapT:this._checkWrapT(t.wrapT),flipY:this._checkFlipY(t.flipY),encoding:this._checkEncoding(t.encoding)}),this._src=null,this._image=null,this._translate=c.vec2([0,0]),this._scale=c.vec2([1,1]),this._rotate=c.vec2([0,0]),this._matrixDirty=!1,this.translate=t.translate,this.scale=t.scale,this.rotate=t.rotate,t.src?this.src=t.src:t.image&&(this.image=t.image),p.memory.textures++}_checkMinFilter(e){return 1006!==(e=e||1008)&&1007!==e&&1008!==e&&1005!==e&&1004!==e&&(this.error("Unsupported value for 'minFilter' - supported values are LinearFilter, LinearMipMapNearestFilter, NearestMipMapNearestFilter, NearestMipMapLinearFilter and LinearMipMapLinearFilter. Defaulting to LinearMipMapLinearFilter."),e=1008),e}_checkMagFilter(e){return 1006!==(e=e||1006)&&1003!==e&&(this.error("Unsupported value for 'magFilter' - supported values are LinearFilter and NearestFilter. Defaulting to LinearFilter."),e=1006),e}_checkWrapS(e){return 1001!==(e=e||1e3)&&1002!==e&&1e3!==e&&(this.error("Unsupported value for 'wrapS' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),e=1e3),e}_checkWrapT(e){return 1001!==(e=e||1e3)&&1002!==e&&1e3!==e&&(this.error("Unsupported value for 'wrapT' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),e=1e3),e}_checkFlipY(e){return!!e}_checkEncoding(e){return 3e3!==(e=e||3e3)&&3001!==e&&(this.error("Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),e=3e3),e}_webglContextRestored(){this._state.texture=new Ms({gl:this.scene.canvas.gl}),this._image?this.image=this._image:this._src&&(this.src=this._src)}_update(){const e=this._state;if(this._matrixDirty){let t,i;0===this._translate[0]&&0===this._translate[1]||(t=c.translationMat4v([this._translate[0],this._translate[1],0],this._state.matrix)),1===this._scale[0]&&1===this._scale[1]||(i=c.scalingMat4v([this._scale[0],this._scale[1],1]),t=t?c.mulMat4(t,i):i),0!==this._rotate&&(i=c.rotationMat4v(.0174532925*this._rotate,[0,0,1]),t=t?c.mulMat4(t,i):i),t&&(e.matrix=t),this._matrixDirty=!1}this.glRedraw()}set image(e){this._image=Is(e),this._image.crossOrigin="Anonymous",this._state.texture.setImage(this._image,this._state),this._src=null,this.glRedraw()}get image(){return this._image}set src(e){this.scene.loading++,this.scene.canvas.spinner.processes++;const t=this;let i=new Image;i.onload=function(){i=Is(i),t._state.texture.setImage(i,t._state),t.scene.loading--,t.glRedraw(),t.scene.canvas.spinner.processes--},i.src=e,this._src=e,this._image=null}get src(){return this._src}set translate(e){this._translate.set(e||[0,0]),this._matrixDirty=!0,this._needUpdate()}get translate(){return this._translate}set scale(e){this._scale.set(e||[1,1]),this._matrixDirty=!0,this._needUpdate()}get scale(){return this._scale}set rotate(e){e=e||0,this._rotate!==e&&(this._rotate=e,this._matrixDirty=!0,this._needUpdate())}get rotate(){return this._rotate}get minFilter(){return this._state.minFilter}get magFilter(){return this._state.magFilter}get wrapS(){return this._state.wrapS}get wrapT(){return this._state.wrapT}get flipY(){return this._state.flipY}get encoding(){return this._state.encoding}destroy(){super.destroy(),this._state.texture&&this._state.texture.destroy(),this._state.destroy(),p.memory.textures--}}const Rs=p.memory,Ls=c.AABB3();class Us extends Rt{get type(){return"VBOGeometry"}get isVBOGeometry(){return!0}constructor(e,t={}){super(e,t),this._state=new At({compressGeometry:!0,primitive:null,primitiveName:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,positionsBuf:null,normalsBuf:null,colorsbuf:null,uvBuf:null,indicesBuf:null,hash:""}),this._numTriangles=0,this._edgeThreshold=t.edgeThreshold||10,this._aabb=null,this._obb=c.OBB3();const i=this._state,s=this.scene.canvas.gl;switch(t.primitive=t.primitive||"triangles",t.primitive){case"points":i.primitive=s.POINTS,i.primitiveName=t.primitive;break;case"lines":i.primitive=s.LINES,i.primitiveName=t.primitive;break;case"line-loop":i.primitive=s.LINE_LOOP,i.primitiveName=t.primitive;break;case"line-strip":i.primitive=s.LINE_STRIP,i.primitiveName=t.primitive;break;case"triangles":i.primitive=s.TRIANGLES,i.primitiveName=t.primitive;break;case"triangle-strip":i.primitive=s.TRIANGLE_STRIP,i.primitiveName=t.primitive;break;case"triangle-fan":i.primitive=s.TRIANGLE_FAN,i.primitiveName=t.primitive;break;default:this.error("Unsupported value for 'primitive': '"+t.primitive+"' - supported values are 'points', 'lines', 'line-loop', 'line-strip', 'triangles', 'triangle-strip' and 'triangle-fan'. Defaulting to 'triangles'."),i.primitive=s.TRIANGLES,i.primitiveName=t.primitive}if(t.positions)if(t.indices){var r;if(t.positionsDecodeMatrix);else{const e=Ht.getPositionsBounds(t.positions),o=Ht.compressPositions(t.positions,e.min,e.max);r=o.quantized,i.positionsDecodeMatrix=o.decodeMatrix,i.positionsBuf=new je(s,s.ARRAY_BUFFER,r,r.length,3,s.STATIC_DRAW),Rs.positions+=i.positionsBuf.numItems,c.positions3ToAABB3(t.positions,this._aabb),c.positions3ToAABB3(r,Ls,i.positionsDecodeMatrix),c.AABB3ToOBB3(Ls,this._obb)}if(t.colors){const e=t.colors.constructor===Float32Array?t.colors:new Float32Array(t.colors);i.colorsBuf=new je(s,s.ARRAY_BUFFER,e,e.length,4,s.STATIC_DRAW),Rs.colors+=i.colorsBuf.numItems}if(t.uv){const e=Ht.getUVBounds(t.uv),r=Ht.compressUVs(t.uv,e.min,e.max),o=r.quantized;i.uvDecodeMatrix=r.decodeMatrix,i.uvBuf=new je(s,s.ARRAY_BUFFER,o,o.length,2,s.STATIC_DRAW),Rs.uvs+=i.uvBuf.numItems}if(t.normals){const e=Ht.compressNormals(t.normals);let r=i.compressGeometry;i.normalsBuf=new je(s,s.ARRAY_BUFFER,e,e.length,3,s.STATIC_DRAW,r),Rs.normals+=i.normalsBuf.numItems}{const e=t.indices.constructor===Uint32Array||t.indices.constructor===Uint16Array?t.indices:new Uint32Array(t.indices);i.indicesBuf=new je(s,s.ELEMENT_ARRAY_BUFFER,e,e.length,1,s.STATIC_DRAW),Rs.indices+=i.indicesBuf.numItems;const o=Lt(r,e,i.positionsDecodeMatrix,this._edgeThreshold);this._edgeIndicesBuf=new je(s,s.ELEMENT_ARRAY_BUFFER,o,o.length,1,s.STATIC_DRAW),"triangles"===this._state.primitiveName&&(this._numTriangles=t.indices.length/3)}this._buildHash(),Rs.meshes++}else this.error("Config expected: indices");else this.error("Config expected: positions")}_buildHash(){const e=this._state,t=["/g"];t.push("/"+e.primitive+";"),e.positionsBuf&&t.push("p"),e.colorsBuf&&t.push("c"),(e.normalsBuf||e.autoVertexNormals)&&t.push("n"),e.uvBuf&&t.push("u"),t.push("cp"),t.push(";"),e.hash=t.join("")}_getEdgeIndices(){return this._edgeIndicesBuf}get primitive(){return this._state.primitiveName}get aabb(){return this._aabb}get obb(){return this._obb}get numTriangles(){return this._numTriangles}_getState(){return this._state}destroy(){super.destroy();const e=this._state;e.indicesBuf&&e.indicesBuf.destroy(),e.positionsBuf&&e.positionsBuf.destroy(),e.normalsBuf&&e.normalsBuf.destroy(),e.uvBuf&&e.uvBuf.destroy(),e.colorsBuf&&e.colorsBuf.destroy(),this._edgeIndicesBuf&&this._edgeIndicesBuf.destroy(),e.destroy(),Rs.meshes--}}var Os={};function ks(e={}){let t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);let i=e.ySize||1;i<0&&(console.error("negative ySize not allowed - will invert"),i*=-1);let s=e.zSize||1;s<0&&(console.error("negative zSize not allowed - will invert"),s*=-1);const r=e.center,o=r?r[0]:0,n=r?r[1]:0,a=r?r[2]:0,l=-t+o,A=-i+n,h=-s+a,c=t+o,u=i+n,d=s+a;return _.apply(e,{primitive:"lines",positions:[l,A,h,l,A,d,l,u,h,l,u,d,c,A,h,c,A,d,c,u,h,c,u,d],indices:[0,1,1,3,3,2,2,0,4,5,5,7,7,6,6,4,0,4,1,5,2,6,3,7]})}function Ns(e={}){let t=e.size||1;t<0&&(console.error("negative size not allowed - will invert"),t*=-1);let i=e.divisions||1;i<0&&(console.error("negative divisions not allowed - will invert"),i*=-1),i<1&&(i=1),t=t||10,i=i||10;const s=t/i,r=t/2,o=[],n=[];let a=0;for(let e=0,t=-r;e<=i;e++,t+=s)o.push(-r),o.push(0),o.push(t),o.push(r),o.push(0),o.push(t),o.push(t),o.push(0),o.push(-r),o.push(t),o.push(0),o.push(r),n.push(a++),n.push(a++),n.push(a++),n.push(a++);return _.apply(e,{primitive:"lines",positions:o,indices:n})}function Qs(e={}){let t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);let i=e.zSize||1;i<0&&(console.error("negative zSize not allowed - will invert"),i*=-1);let s=e.xSegments||1;s<0&&(console.error("negative xSegments not allowed - will invert"),s*=-1),s<1&&(s=1);let r=e.xSegments||1;r<0&&(console.error("negative zSegments not allowed - will invert"),r*=-1),r<1&&(r=1);const o=e.center,n=o?o[0]:0,a=o?o[1]:0,l=o?o[2]:0,A=t/2,h=i/2,c=Math.floor(s)||1,u=Math.floor(r)||1,d=c+1,p=u+1,f=t/c,g=i/u,m=new Float32Array(d*p*3),v=new Float32Array(d*p*3),b=new Float32Array(d*p*2);let y,x,B,w,P,C,M,E=0,F=0;for(y=0;y<p;y++){const e=y*g-h;for(x=0;x<d;x++)B=x*f-A,m[E]=B+n,m[E+1]=a,m[E+2]=-e+l,v[E+2]=-1,b[F]=x/c,b[F+1]=(u-y)/u,E+=3,F+=2}E=0;const I=new(m.length/3>65535?Uint32Array:Uint16Array)(c*u*6);for(y=0;y<u;y++)for(x=0;x<c;x++)w=x+d*y,P=x+d*(y+1),C=x+1+d*(y+1),M=x+1+d*y,I[E]=M,I[E+1]=P,I[E+2]=w,I[E+3]=M,I[E+4]=C,I[E+5]=P,E+=6;return _.apply(e,{positions:m,normals:v,uv:b,indices:I})}function Vs(e={}){let t=e.radius||1;t<0&&(console.error("negative radius not allowed - will invert"),t*=-1),t*=.5;let i=e.tube||.3;i<0&&(console.error("negative tube not allowed - will invert"),i*=-1);let s=e.radialSegments||32;s<0&&(console.error("negative radialSegments not allowed - will invert"),s*=-1),s<4&&(s=4);let r=e.tubeSegments||24;r<0&&(console.error("negative tubeSegments not allowed - will invert"),r*=-1),r<4&&(r=4);let o=e.arc||2*Math.PI;o<0&&(console.warn("negative arc not allowed - will invert"),o*=-1),o>360&&(o=360);const n=e.center;let a=n?n[0]:0,l=n?n[1]:0;const A=n?n[2]:0,h=[],u=[],d=[],p=[];let f,g,m,v,b,y,x,B,w,P,C,M;for(B=0;B<=r;B++)for(x=0;x<=s;x++)f=x/s*o,g=.785398+B/r*Math.PI*2,a=t*Math.cos(f),l=t*Math.sin(f),m=(t+i*Math.cos(g))*Math.cos(f),v=(t+i*Math.cos(g))*Math.sin(f),b=i*Math.sin(g),h.push(m+a),h.push(v+l),h.push(b+A),d.push(1-x/s),d.push(B/r),y=c.normalizeVec3(c.subVec3([m,v,b],[a,l,A],[]),[]),u.push(y[0]),u.push(y[1]),u.push(y[2]);for(B=1;B<=r;B++)for(x=1;x<=s;x++)w=(s+1)*B+x-1,P=(s+1)*(B-1)+x-1,C=(s+1)*(B-1)+x,M=(s+1)*B+x,p.push(w),p.push(P),p.push(C),p.push(C),p.push(M),p.push(w);return _.apply(e,{positions:h,normals:u,uv:d,indices:p})}function Hs(e={}){if(e.points.length%3!=0)throw"Size of points array for given polyline should be divisible by 3";let t=e.points.length/3;if(t<2)throw"There should be at least 2 points to create a polyline";let i=[];for(let e=0;e<t-1;e++)i.push(e),i.push(e+1);return _.apply(e,{primitive:"lines",positions:e.points,indices:i})}Os.load=function(e,t){var i=new XMLHttpRequest;i.open("GET",e,!0),i.responseType="arraybuffer",i.onload=function(e){t(e.target.response)},i.send()},Os.save=function(e,t){var i="data:application/octet-stream;base64,"+btoa(Os.parse._buffToStr(e));window.location.href=i},Os.clone=function(e){return JSON.parse(JSON.stringify(e))},Os.bin={},Os.bin.f=new Float32Array(1),Os.bin.fb=new Uint8Array(Os.bin.f.buffer),Os.bin.rf=function(e,t){for(var i=Os.bin.f,s=Os.bin.fb,r=0;r<4;r++)s[r]=e[t+r];return i[0]},Os.bin.rsl=function(e,t){return e[t]|e[t+1]<<8},Os.bin.ril=function(e,t){return e[t]|e[t+1]<<8|e[t+2]<<16|e[t+3]<<24},Os.bin.rASCII0=function(e,t){for(var i="";0!=e[t];)i+=String.fromCharCode(e[t++]);return i},Os.bin.wf=function(e,t,i){new Float32Array(e.buffer,t,1)[0]=i},Os.bin.wsl=function(e,t,i){e[t]=i,e[t+1]=i>>8},Os.bin.wil=function(e,t,i){e[t]=i,e[t+1]=i>>8,e[t+2]=i>>16,e[t+3]},Os.parse={},Os.parse._buffToStr=function(e){for(var t=new Uint8Array(e),i="",s=0;s<t.length;s++)i=i.concat(String.fromCharCode(t[s]));return i},Os.parse._strToBuff=function(e){for(var t=new ArrayBuffer(e.length),i=new Uint8Array(t),s=0;s<e.length;s++)i[s]=e.charCodeAt(s);return t},Os.parse._readLine=function(e,t){for(var i="";10!=e[t];)i+=String.fromCharCode(e[t++]);return i},Os.parse.fromJSON=function(e){return JSON.parse(Os.parse._buffToStr(e))},Os.parse.toJSON=function(e){var t=JSON.stringify(e);return Os.parse._strToBuff(t)},Os.parse.fromOBJ=function(e){for(var t={groups:{},c_verts:[],c_uvt:[],c_norms:[],i_verts:[],i_uvt:[],i_norms:[]},i={from:0,to:0},s=0,r=new Uint8Array(e);s<r.length;){var o=Os.parse._readLine(r,s);s+=o.length+1;var n=(o=(o=o.replace(/ +(?= )/g,"")).replace(/(^\s+|\s+$)/g,"")).split(" ");if("g"==n[0]&&(i.to=t.i_verts.length,null==t.groups[n[1]]&&(t.groups[n[1]]={from:t.i_verts.length,to:0}),i=t.groups[n[1]]),"v"==n[0]){var a=parseFloat(n[1]),l=parseFloat(n[2]),A=parseFloat(n[3]);t.c_verts.push(a,l,A)}if("vt"==n[0]){a=parseFloat(n[1]),l=1-parseFloat(n[2]);t.c_uvt.push(a,l)}if("vn"==n[0]){a=parseFloat(n[1]),l=parseFloat(n[2]),A=parseFloat(n[3]);t.c_norms.push(a,l,A)}if("f"==n[0]){var h=n[1].split("/"),c=n[2].split("/"),u=n[3].split("/"),d=parseInt(h[0])-1,p=parseInt(c[0])-1,f=parseInt(u[0])-1,g=parseInt(h[1])-1,m=parseInt(c[1])-1,_=parseInt(u[1])-1,v=parseInt(h[2])-1,b=parseInt(c[2])-1,y=parseInt(u[2])-1,x=t.c_verts.length/3,B=t.c_uvt.length/2,w=t.c_norms.length/3;if(d<0&&(d=x+d+1),p<0&&(p=x+p+1),f<0&&(f=x+f+1),g<0&&(g=B+g+1),m<0&&(m=B+m+1),_<0&&(_=B+_+1),v<0&&(v=w+v+1),b<0&&(b=w+b+1),y<0&&(y=w+y+1),t.i_verts.push(d,p,f),t.i_uvt.push(g,m,_),t.i_norms.push(v,b,y),5==n.length){var P=n[4].split("/"),C=parseInt(P[0])-1,M=parseInt(P[1])-1,E=parseInt(P[2])-1;C<0&&(C=x+C+1),M<0&&(M=B+M+1),E<0&&(E=w+E+1),t.i_verts.push(d,f,C),t.i_uvt.push(g,_,M),t.i_norms.push(v,y,E)}}}return i.to=t.i_verts.length,t},Os.parse.fromMD2=function(e){e=new Uint8Array(e);var t={},i={};i.ident=Os.bin.ril(e,0),i.version=Os.bin.ril(e,4),i.skinwidth=Os.bin.ril(e,8),i.skinheight=Os.bin.ril(e,12),i.framesize=Os.bin.ril(e,16),i.num_skins=Os.bin.ril(e,20),i.num_vertices=Os.bin.ril(e,24),i.num_st=Os.bin.ril(e,28),i.num_tris=Os.bin.ril(e,32),i.num_glcmds=Os.bin.ril(e,36),i.num_frames=Os.bin.ril(e,40),i.offset_skins=Os.bin.ril(e,44),i.offset_st=Os.bin.ril(e,48),i.offset_tris=Os.bin.ril(e,52),i.offset_frames=Os.bin.ril(e,56),i.offset_glcmds=Os.bin.ril(e,60),i.offset_end=Os.bin.ril(e,64);var s=i.offset_st;t.c_uvt=[];for(var r=0;r<i.num_st;r++){var o=Os.bin.rsl(e,s)/i.skinwidth,n=Os.bin.rsl(e,s+2)/i.skinheight;t.c_uvt.push(o,n),s+=4}s=i.offset_tris;var a=[],l=[];t.i_verts=a,t.i_uvt=l;for(r=0;r<i.num_tris;r++)a.push(Os.bin.rsl(e,s),Os.bin.rsl(e,s+2),Os.bin.rsl(e,s+4)),l.push(Os.bin.rsl(e,s+6),Os.bin.rsl(e,s+8),Os.bin.rsl(e,s+10)),s+=12;s=i.offset_skins;t.skins=[];for(r=0;r<i.num_skins;r++)t.skins.push(Os.bin.rASCII0(e,s)),s+=64;s=i.offset_frames;t.frames=[];var A=Os.parse.fromMD2._normals;for(r=0;r<i.num_frames;r++){var h={},c=Os.bin.rf(e,s),u=Os.bin.rf(e,s+4),d=Os.bin.rf(e,s+8);s+=12;var p=Os.bin.rf(e,s),f=Os.bin.rf(e,s+4),g=Os.bin.rf(e,s+8);s+=12,h.name=Os.bin.rASCII0(e,s),s+=16,h.verts=[],h.norms=[];for(var m=0;m<i.num_vertices;m++)h.verts.push(e[s]*c+p,e[s+1]*u+f,e[s+2]*d+g),h.norms.push(A[3*e[s+3]],A[3*e[s+3]+1],A[3*e[s+3]+2]),s+=4;t.frames.push(h)}return 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t=Os.parse._buffToStr(e),i=(new DOMParser).parseFromString(t,"text/xml"),s={},r=(i=i.childNodes[0]).getElementsByTagName("asset")[0],o=i.getElementsByTagName("library_geometries")[0],n=i.getElementsByTagName("library_images")[0],a=i.getElementsByTagName("library_materials")[0],l=i.getElementsByTagName("library_effects")[0];return r&&(s.asset=Os.parse.fromCollada._asset(r)),o&&(s.geometries=Os.parse.fromCollada._libGeometries(o)),n&&(s.images=Os.parse.fromCollada._libImages(n)),a&&(s.materials=Os.parse.fromCollada._libMaterials(a)),l&&(s.effects=Os.parse.fromCollada._libEffects(l)),s},Os.parse.fromCollada._asset=function(e){return{created:e.getElementsByTagName("created")[0].textContent,modified:e.getElementsByTagName("modified")[0].textContent,up_axis:e.getElementsByTagName("up_axis")[0].textContent}},Os.parse.fromCollada._libGeometries=function(e){e=e.getElementsByTagName("geometry");for(var t=[],i=0;i<e.length;i++){var s=e[i],r=Os.parse.fromCollada._getMesh(s.getElementsByTagName("mesh")[0]);t.push(r)}return t},Os.parse.fromCollada._getMesh=function(e){for(var t={},i=e.getElementsByTagName("source"),s=t.sources={},r=0;r<i.length;r++){for(var o=i[r].getElementsByTagName("float_array")[0].textContent.split(" "),n=o.length-(""==o[o.length-1]?1:0),a=new Array(n),l=0;l<n;l++)a[l]=parseFloat(o[l]);s[i[r].getAttribute("id")]=a}t.triangles=[];var A=e.getElementsByTagName("triangles");if(null==A)return t;for(r=0;r<A.length;r++){var h={},c=A[r];h.material=c.getAttribute("material");var u=c.getElementsByTagName("input"),d=[];for(l=0;l<u.length;l++){var p=u[l];a=[];d[parseInt(p.getAttribute("offset"))]=a;var f=p.getAttribute("semantic");h["s_"+f]="VERTEX"==f?e.getElementsByTagName("vertices")[0].getElementsByTagName("input")[0].getAttribute("source").substring(1):p.getAttribute("source").substring(1),h["i_"+f]=a,s[h["s_"+f]]}var g=c.getElementsByTagName("p")[0].textContent.split(" 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i=Os.bin.ril(e,2),s=6;s<i;){var r=Os.bin.rsl(e,s),o=Os.bin.ril(e,s+2);15677==r&&(t.edit=Os.parse.from3DS._edit3ds(e,s,o)),45056==r&&(t.keyf=Os.parse.from3DS._keyf3ds(e,s,o)),s+=o}return t},Os.parse.from3DS._edit3ds=function(e,t,i){for(var s={},r=t+6;r<t+i;){var o=Os.bin.rsl(e,r),n=Os.bin.ril(e,r+2);16384==o&&(null==s.objects&&(s.objects=[]),s.objects.push(Os.parse.from3DS._edit_object(e,r,n))),r+=n}return s},Os.parse.from3DS._keyf3ds=function(e,t,i){for(var s={},r=t+6;r<t+i;){var o=Os.bin.rsl(e,r),n=Os.bin.ril(e,r+2);45058==o&&(null==s.desc&&(s.desc=[]),s.desc.push(Os.parse.from3DS._keyf_objdes(e,r,n))),r+=n}return s},Os.parse.from3DS._keyf_objdes=function(e,t,i){for(var s={},r=t+6;r<t+i;){var o=Os.bin.rsl(e,r),n=Os.bin.ril(e,r+2);45072==o&&(s.hierarchy=Os.parse.from3DS._keyf_objhierarch(e,r,n)),45073==o&&(s.dummy_name=Os.bin.rASCII0(e,r+6)),r+=n}return s},Os.parse.from3DS._keyf_objhierarch=function(e,t,i){var s={},r=t+6;return s.name=Os.bin.rASCII0(e,r),r+=s.name.length+1,s.hierarchy=Os.bin.rsl(e,r+4),s},Os.parse.from3DS._edit_object=function(e,t,i){var s={},r=t+6;for(s.name=Os.bin.rASCII0(e,r),r+=s.name.length+1;r<t+i;){var o=Os.bin.rsl(e,r),n=Os.bin.ril(e,r+2);16640==o&&(s.mesh=Os.parse.from3DS._obj_trimesh(e,r,n)),r+=n}return s},Os.parse.from3DS._obj_trimesh=function(e,t,i){for(var s={},r=t+6;r<t+i;){var o=Os.bin.rsl(e,r),n=Os.bin.ril(e,r+2);16656==o&&(s.vertices=Os.parse.from3DS._tri_vertexl(e,r,n)),16672==o&&(s.indices=Os.parse.from3DS._tri_facel1(e,r,n)),16704==o&&(s.uvt=Os.parse.from3DS._tri_mappingcoors(e,r,n)),16736==o&&(s.local=Os.parse.from3DS._tri_local(e,r,n)),r+=n}return s},Os.parse.from3DS._tri_vertexl=function(e,t,i){var s=[],r=t+6,o=Os.bin.rsl(e,r);r+=2;for(var n=0;n<o;n++)s.push(Os.bin.rf(e,r)),s.push(Os.bin.rf(e,r+4)),s.push(Os.bin.rf(e,r+8)),r+=12;return s},Os.parse.from3DS._tri_facel1=function(e,t,i){var s=[],r=t+6,o=Os.bin.rsl(e,r);r+=2;for(var n=0;n<o;n++)s.push(Os.bin.rsl(e,r)),s.push(Os.bin.rsl(e,r+2)),s.push(Os.bin.rsl(e,r+4)),r+=8;return s},Os.parse.from3DS._tri_mappingcoors=function(e,t,i){var s=[],r=t+6,o=Os.bin.rsl(e,r);r+=2;for(var n=0;n<o;n++)s.push(Os.bin.rf(e,r)),s.push(1-Os.bin.rf(e,r+4)),r+=8;return s},Os.parse.from3DS._tri_local=function(e,t,i){var s={},r=t+6;return s.X=[Os.bin.rf(e,r),Os.bin.rf(e,r+4),Os.bin.rf(e,r+8)],r+=12,s.Y=[Os.bin.rf(e,r),Os.bin.rf(e,r+4),Os.bin.rf(e,r+8)],r+=12,s.Z=[Os.bin.rf(e,r),Os.bin.rf(e,r+4),Os.bin.rf(e,r+8)],r+=12,s.C=[Os.bin.rf(e,r),Os.bin.rf(e,r+4),Os.bin.rf(e,r+8)],r+=12,s},Os.parse.fromBIV=function(e){e=new Uint8Array(e);var t={},i={};return i.id=Os.bin.ril(e,0),i.verS=Os.bin.ril(e,4),i.texS=Os.bin.ril(e,8),i.indS=Os.bin.ril(e,12),i.verO=Os.bin.ril(e,16),i.verL=Os.bin.ril(e,20),i.texO=Os.bin.ril(e,24),i.texL=Os.bin.ril(e,28),i.indO=Os.bin.ril(e,32),i.indL=Os.bin.ril(e,36),0!=i.verO&&(t.vertices=Os.parse.fromBIV._readFloats(e,i.verO,i.verL)),0!=i.texO&&(t.uvt=Os.parse.fromBIV._readFloats(e,i.texO,i.texL)),0!=i.indO&&(t.indices=Os.parse.fromBIV._readInts(e,i.indO,i.indL,i.indS)),t},Os.parse.toBIV=function(e){for(var t=0,i=0;i<e.indices.length;i++)t=Math.max(t,e.indices[i]);var s=32;t<=65535&&(s=16);var r=40;e.vertices&&(r+=4*e.vertices.length),e.uvt&&(r+=4*e.uvt.length),e.indices&&(r+=e.indices.length*s/8);var o=new Uint8Array(r);Os.bin.wil(o,0,1769365870),Os.bin.wil(o,4,32),Os.bin.wil(o,8,32),Os.bin.wil(o,12,s);var n=40;return e.vertices&&(Os.bin.wil(o,16,n),Os.bin.wil(o,20,4*e.vertices.length),Os.parse.fromBIV._writeFloats(o,n,e.vertices),n+=4*e.vertices.length),e.uvt&&(Os.bin.wil(o,24,n),Os.bin.wil(o,28,4*e.uvt.length),Os.parse.fromBIV._writeFloats(o,n,e.uvt),n+=4*e.uvt.length),e.indices&&(Os.bin.wil(o,32,n),Os.bin.wil(o,36,4*e.indices.length),Os.parse.fromBIV._writeInts(o,n,e.indices,s)),o.buffer},Os.parse.fromBIV._readFloats=function(e,t,i){for(var s=[],r=0;r<i/4;r++)s.push(Os.bin.rf(e,t+4*r));return s},Os.parse.fromBIV._writeFloats=function(e,t,i){for(var s=0;s<i.length;s++)Os.bin.wf(e,t+4*s,i[s])},Os.parse.fromBIV._readInts=function(e,t,i,s){for(var r=[],o=0;o<i/4;o++)16==s&&r.push(Os.bin.rsl(e,t+2*o)),32==s&&r.push(Os.bin.ril(e,t+4*o));return r},Os.parse.fromBIV._writeInts=function(e,t,i,s){for(var r=0;r<i.length;r++)16==s&&Os.bin.wsl(e,t+2*r,i[r]),32==s&&Os.bin.wil(e,t+4*r,i[r])},Os.gen={},Os.gen.Plane=function(e,t,i,s){i||(i=1),s||(s=1);for(var r={verts:[],inds:[],uvt:[]},o=e+1,n=t+1,a=0;a<n;a++)for(var l=0;l<o;l++){var A=l*(2/e)-1,h=a*(2/t)-1;r.verts.push(A,h,0),r.uvt.push(i*l/e,s*a/t),a<t&&l<e&&r.inds.push(a*o+l,a*o+l+1,(a+1)*o+l,a*o+l+1,(a+1)*o+l,(a+1)*o+l+1)}return r},Os.gen.Cube=function(){return{verts:[-1,1,-1,1,1,-1,-1,-1,-1,1,-1,-1,-1,1,1,1,1,1,-1,-1,1,1,-1,1,-1,1,1,-1,1,-1,-1,-1,1,-1,-1,-1,1,1,1,1,1,-1,1,-1,1,1,-1,-1,-1,1,-1,1,1,-1,-1,1,1,1,1,1,-1,-1,-1,1,-1,-1,-1,-1,1,1,-1,1],inds:[0,1,2,1,2,3,4,5,6,5,6,7,8,9,10,9,10,11,12,13,14,13,14,15,16,17,18,17,18,19,20,21,22,21,22,23],uvt:[1/4,1/4,.5,1/4,1/4,.5,.5,.5,1,1/4,3/4,1/4,1,.5,3/4,.5,0,1/4,1/4,1/4,0,.5,1/4,.5,3/4,1/4,.5,1/4,3/4,.5,.5,.5,1/4,1/4,.5,1/4,1/4,0,.5,0,1/4,.5,.5,.5,1/4,3/4,.5,3/4]}},Os.gen.Sphere=function(e,t){for(var i={verts:[],inds:[],uvt:[]},s=e+1,r=t+1,o=0;o<r;o++)for(var n=0;n<s;n++){var a=-Math.PI/2+o*Math.PI/t,l=2*n*Math.PI/e,A=Math.cos(a)*Math.cos(l),h=Math.sin(a),c=Math.cos(a)*Math.sin(l);i.verts.push(A,h,c),i.uvt.push(n/e,o/t),o<t&&n<e&&i.inds.push(s*o+n,s*o+n+1,s*(o+1)+n,s*o+n+1,s*(o+1)+n,s*(o+1)+n+1)}return i},Os.mat={},Os.mat.scale=function(e,t,i){return[e,0,0,0,0,t,0,0,0,0,i,0,0,0,0,1]},Os.mat.translate=function(e,t,i){return[1,0,0,0,0,1,0,0,0,0,1,0,e,t,i,1]},Os.mat.rotateDeg=function(e,t,i){var s=Math.PI/180;return Os.mat.rotate(e*s,t*s,i*s)},Os.mat.rotate=function(e,t,i){var s=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],r=e,o=t,n=i,a=Math.cos(r),l=Math.cos(o),A=Math.cos(n),h=Math.sin(r),c=Math.sin(o),u=Math.sin(n);return s[0]=l*A,s[1]=-l*u,s[2]=c,s[4]=a*u+h*c*A,s[5]=a*A-h*c*u,s[6]=-h*l,s[8]=h*u-a*c*A,s[9]=h*A+a*c*u,s[10]=a*l,s},Os.edit={},Os.edit.interpolate=function(e,t,i,s){for(var r=0;r<e.length;r++)i[r]=e[r]+s*(t[r]-e[r])},Os.edit.transform=function(e,t){for(var i=0;i<e.length;i+=3){var s=e[i],r=e[i+1],o=e[i+2];e[i+0]=t[0]*s+t[4]*r+t[8]*o+t[12],e[i+1]=t[1]*s+t[5]*r+t[9]*o+t[13],e[i+2]=t[2]*s+t[6]*r+t[10]*o+t[14]}},Os.edit.unwrap=function(e,t,i){for(var s=new Array(Math.floor(e.length/3)*i),r=0;r<e.length;r++)for(var o=0;o<i;o++)s[r*i+o]=t[e[r]*i+o];return s},Os.edit.remap=function(e,t,i,s){for(var r=new Array(i.length),o=0;o<e.length;o++)for(var n=0;n<s;n++)r[t[o]*s+n]=i[e[o]*s+n];return r},Os.utils={},Os.utils.getAABB=function(e){var t,i,s,r,o,n;r=o=n=-(t=i=s=999999999);for(var a=0;a<e.length;a+=3){var l=e[a+0],A=e[a+1],h=e[a+2];l<t&&(t=l),l>r&&(r=l),A<i&&(i=A),A>o&&(o=A),h<s&&(s=h),A>n&&(n=h)}return{min:{x:t,y:i,z:s},max:{x:r,y:o,z:n}}};class js extends D{constructor(e,t={}){super(e,t),this._type=t.type||(t.src?t.src.split(".").pop():null)||"jpg",this._pos=c.vec3(t.pos||[0,0,0]),this._up=c.vec3(t.up||[0,1,0]),this._normal=c.vec3(t.normal||[0,0,1]),this._height=t.height||1,this._origin=c.vec3(),this._rtcPos=c.vec3(),this._imageSize=c.vec2(),this._texture=new Ts(this,{flipY:!0}),this._image=new Image,"jpg"!==this._type&&"png"!==this._type&&(this.error('Unsupported type - defaulting to "jpg"'),this._type="jpg"),this._node=new ms(this,{matrix:c.inverseMat4(c.lookAtMat4v(this._pos,c.subVec3(this._pos,this._normal,c.mat4()),this._up,c.mat4())),children:[this._bitmapMesh=new ts(this,{scale:[1,1,1],rotation:[-90,0,0],collidable:t.collidable,pickable:t.pickable,opacity:t.opacity,clippable:t.clippable,geometry:new zt(this,Qs({center:[0,0,0],xSize:1,zSize:1,xSegments:2,zSegments:2})),material:new Yt(this,{diffuse:[0,0,0],ambient:[0,0,0],specular:[0,0,0],diffuseMap:this._texture,emissiveMap:this._texture,backfaces:!0})})]}),t.image?this.image=t.image:t.src?this.src=t.src:t.imageData&&(this.imageData=t.imageData),this.scene._bitmapCreated(this)}set visible(e){this._bitmapMesh.visible=e}get visible(){return this._bitmapMesh.visible}set image(e){this._image=e,this._image&&(this._texture.image=this._image,this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updateBitmapMeshScale())}get image(){return this._image}set src(e){if(e){this._image.onload=()=>{this._texture.image=this._image,this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updateBitmapMeshScale()},this._image.src=e;switch(e.split(".").pop()){case"jpeg":case"jpg":this._type="jpg";break;case"png":this._type="png"}}}get src(){return this._image.src}set imageData(e){this._image.onload=()=>{this._texture.image=image,this._imageSize[0]=image.width,this._imageSize[1]=image.height,this._updateBitmapMeshScale()},this._image.src=e}get imageData(){const e=document.createElement("canvas"),t=e.getContext("2d");return e.width=this._image.width,e.height=this._image.height,t.drawImage(this._image,0,0),e.toDataURL("jpg"===this._type?"image/jpeg":"image/png")}set type(e){"png"===(e=e||"jpg")&&"jpg"===e||(this.error("Unsupported value for `type` - supported types are `jpg` and `png` - defaulting to `jpg`"),e="jpg"),this._type=e}get type(){return this._type}get pos(){return this._pos}get normal(){return this._normal}get up(){return this._up}set height(e){this._height=null==e?1:e,this._image&&this._updateBitmapMeshScale()}get height(){return this._height}set collidable(e){this._bitmapMesh.collidable=!1!==e}get collidable(){return this._bitmapMesh.collidable}set clippable(e){this._bitmapMesh.clippable=!1!==e}get clippable(){return this._bitmapMesh.clippable}set pickable(e){this._bitmapMesh.pickable=!1!==e}get pickable(){return this._bitmapMesh.pickable}set opacity(e){this._bitmapMesh.opacity=e}get opacity(){return this._bitmapMesh.opacity}destroy(){super.destroy(),this.scene._bitmapDestroyed(this)}_updateBitmapMeshScale(){const e=this._imageSize[1]/this._imageSize[0];this._bitmapMesh.scale=[this._height/e,1,this._height]}}const Gs=(e,t)=>{const i=[];let s=[];function r(e,i){let s,r;for(let o=0;o<3;o++)if(s=t[3*e+o],r=t[3*i+o],s!==r)return r-s;return 0}let o=e.slice().sort(r),n=null;for(let e=0,t=o.length;e<t;e++)0!==e&&0===r(o[e],o[e-1])||(n=o[e]),i[o[e]]=n;for(let t=0,r=e.length;t<r;t+=3){const r=i[e[t]],o=i[e[t+1]],n=i[e[t+2]];let a=r,l=o,A=n;if(r>o&&r>n?o>n?(a=r,l=o,A=n):(a=r,l=n,A=o):o>r&&o>n?r>n?(a=o,l=r,A=n):(a=o,l=n,A=r):n>r&&n>o&&(r>o?(a=n,l=r,A=o):(a=n,l=o,A=r)),s[t+0]=[a,l],s[t+1]=[l,A],a>A){const e=A;A=a,a=e}s[t+2]=[A,a]}function a(e,t){let i,s;for(let r=0;r<2;r++)if(i=e[r],s=t[r],s!==i)return s-i;return 0}s=s.slice(0,e.length),s.sort(a);let l=0;for(let e=0;e<s.length;e++)if(0===e||0!==a(s[e],s[e-1])){if(0!==e&&2!==l)return!1;l=1}else l++;return!(s.length>0&&2!==l)},zs=c.vec3(),Ws=c.vec3(),Ks=c.vec3();class Xs{constructor(){this.vertices=[],this.indices=[],this.reset()}reset(){this.lenVertices=0,this.lenIndices=0,this.primitive=null}setPrimitive(e){this.primitive=e}addVertex(e){this.vertices[this.lenVertices++]=e[0],this.vertices[this.lenVertices++]=e[1],this.vertices[this.lenVertices++]=e[2]}addIndex(e){this.indices[this.lenIndices++]=e}get volume(){const e=this.vertices,t=this.indices;if("solid"!==this.primitive&&"surface"!==this.primitive&&"triangles"!==this.primitive)return-1;if("solid"!==this.primitive&&!Gs(t,e))return-1;let i=0;for(let s=0;s<this.lenIndices;s+=3){const r=3*t[s],o=3*t[s+1],n=3*t[s+2];zs[0]=e[r],zs[1]=e[r+1],zs[2]=e[r+2],Ws[0]=e[o],Ws[1]=e[o+1],Ws[2]=e[o+2],Ks[0]=e[n],Ks[1]=e[n+1],Ks[2]=e[n+2],c.cross3Vec3(zs,Ws,zs),i+=c.dotVec3(zs,Ks)}return i/6}}const Js=new Xs,Ys=c.vec3(),Zs=c.vec3(),qs=c.vec3(),$s=c.vec3(),er=c.vec3(),tr=c.vec3();class ir{constructor(){this.vertices=[],this.indices=[],this.reset()}reset(){this.lenVertices=0,this.lenIndices=0}addVertex(e){this.vertices[this.lenVertices++]=e[0],this.vertices[this.lenVertices++]=e[1],this.vertices[this.lenVertices++]=e[2]}addIndex(e){this.indices[this.lenIndices++]=e}get surfaceArea(){const e=this.vertices,t=this.indices;let i=0;for(let s=0;s<this.lenIndices;s+=3){const r=3*t[s],o=3*t[s+1],n=3*t[s+2];Ys[0]=e[r],Ys[1]=e[r+1],Ys[2]=e[r+2],Zs[0]=e[o],Zs[1]=e[o+1],Zs[2]=e[o+2],qs[0]=e[n],qs[1]=e[n+1],qs[2]=e[n+2],c.subVec3(Ys,Zs,$s),c.subVec3(qs,Zs,er),i+=.5*c.lenVec3(c.cross3Vec3($s,er,tr))}return i}}const sr=new ir,rr=c.OBB3(),or=c.OBB3(),nr=c.OBB3();class ar{constructor(e,t,i,s,r,o,n=null,a=0){this.model=e,this.object=null,this.parent=null,this.transform=r,this.textureSet=o,this._matrixDirty=!1,this._matrixUpdateScheduled=!1,this.id=t,this.obb=null,this._aabbLocal=null,this._aabbWorld=c.AABB3(),this._aabbWorldDirty=!1,this.layer=n,this.portionId=a,this._color=new Uint8Array([i[0],i[1],i[2],s]),this._colorize=new Uint8Array([i[0],i[1],i[2],s]),this._colorizing=!1,this._transparent=s<255,this.numTriangles=0,this.origin=null,this.entity=null,r&&r._addMesh(this),this._volume=null,this._surfaceArea=null}_sceneModelDirty(){this._aabbWorldDirty=!0,this.layer.aabbDirty=!0}_transformDirty(){this._matrixDirty||this._matrixUpdateScheduled||(this.model._meshMatrixDirty(this),this._matrixDirty=!0,this._matrixUpdateScheduled=!0),this._aabbWorldDirty=!0,this.layer.aabbDirty=!0,this.entity&&this.entity._transformDirty()}_updateMatrix(){this.transform&&this._matrixDirty&&this.layer.setMatrix(this.portionId,this.transform.worldMatrix),this._matrixDirty=!1,this._matrixUpdateScheduled=!1}_finalize(e){this.layer.initFlags(this.portionId,e,this._transparent)}_finalize2(){this.layer.flushInitFlags&&this.layer.flushInitFlags()}_setVisible(e){this.layer.setVisible(this.portionId,e,this._transparent)}_setColor(e){this._color[0]=e[0],this._color[1]=e[1],this._color[2]=e[2],this._colorizing||this.layer.setColor(this.portionId,this._color,!1)}_setColorize(e){e?(this._colorize[0]=e[0],this._colorize[1]=e[1],this._colorize[2]=e[2],this.layer.setColor(this.portionId,this._colorize,false),this._colorizing=!0):(this.layer.setColor(this.portionId,this._color,false),this._colorizing=!1)}_setOpacity(e,t){const i=e<255,s=this._transparent!==i;this._color[3]=e,this._colorize[3]=e,this._transparent=i,this._colorizing?this.layer.setColor(this.portionId,this._colorize):this.layer.setColor(this.portionId,this._color),s&&this.layer.setTransparent(this.portionId,t,i)}_setOffset(e){this.layer.setOffset(this.portionId,e)}_setHighlighted(e){this.layer.setHighlighted(this.portionId,e,this._transparent)}_setXRayed(e){this.layer.setXRayed(this.portionId,e,this._transparent)}_setSelected(e){this.layer.setSelected(this.portionId,e,this._transparent)}_setEdges(e){this.layer.setEdges(this.portionId,e,this._transparent)}_setClippable(e){this.layer.setClippable(this.portionId,e,this._transparent)}_setCollidable(e){this.layer.setCollidable(this.portionId,e)}_setPickable(e){this.layer.setPickable(this.portionId,e,this._transparent)}_setCulled(e){this.layer.setCulled(this.portionId,e,this._transparent)}canPickTriangle(){return!1}drawPickTriangles(e,t){}pickTriangleSurface(e){}precisionRayPickSurface(e,t,i,s){return!!this.layer.precisionRayPickSurface&&this.layer.precisionRayPickSurface(this.portionId,e,t,i,s)}canPickWorldPos(){return!0}drawPickDepths(e){this.model.drawPickDepths(e)}drawPickNormals(e){this.model.drawPickNormals(e)}delegatePickedEntity(){return this.parent}getEachVertex(e){this.layer.getEachVertex&&this.layer.getEachVertex(this.portionId,e)}getEachIndex(e){this.layer.getEachIndex&&this.layer.getEachIndex(this.portionId,e)}get volume(){if(null!==this._volume)return this._volume;switch(this.layer.primitive){case"solid":case"surface":case"triangles":Js.reset(),Js.setPrimitive(this.layer.primitive),this.getEachVertex((e=>{Js.addVertex(e)})),this.getEachIndex((e=>{Js.addIndex(e)})),this._volume=Js.volume;break;default:this._volume=0}return this._volume}get surfaceArea(){if(null!==this._surfaceArea)return this._surfaceArea;switch(this.layer.primitive){case"solid":case"surface":case"triangles":sr.reset(),this.getEachVertex((e=>{sr.addVertex(e)})),this.getEachIndex((e=>{sr.addIndex(e)})),this._surfaceArea=sr.surfaceArea;break;default:this._surfaceArea=0}return this._surfaceArea}set aabb(e){if(this._aabbLocal=e,this.origin){this._aabbLocal=e.slice(0);const t=this.origin;this._aabbLocal[0]+=t[0],this._aabbLocal[1]+=t[1],this._aabbLocal[2]+=t[2],this._aabbLocal[3]+=t[0],this._aabbLocal[4]+=t[1],this._aabbLocal[5]+=t[2]}}get aabb(){return this._aabbWorldDirty&&(c.AABB3ToOBB3(this._aabbLocal,rr),this.transform?(c.transformOBB3(this.transform.worldMatrix,rr,or),c.transformOBB3(this.model.worldMatrix,or,nr),c.OBB3ToAABB3(nr,this._aabbWorld)):(c.transformOBB3(this.model.worldMatrix,rr,or),c.OBB3ToAABB3(or,this._aabbWorld)),this._aabbWorldDirty=!1),this._aabbWorld}_destroy(){this.model.scene._renderer.putPickID(this.pickId)}}const lr=new class{constructor(){this._uint8Arrays={},this._float32Arrays={}}_clear(){this._uint8Arrays={},this._float32Arrays={}}getUInt8Array(e){let t=this._uint8Arrays[e];return t||(t=new Uint8Array(e),this._uint8Arrays[e]=t),t}getFloat32Array(e){let t=this._float32Arrays[e];return t||(t=new Float32Array(e),this._float32Arrays[e]=t),t}};let Ar=0;const hr={NOT_RENDERED:0,COLOR_OPAQUE:1,COLOR_TRANSPARENT:2,SILHOUETTE_HIGHLIGHTED:3,SILHOUETTE_SELECTED:4,SILHOUETTE_XRAYED:5,EDGES_COLOR_OPAQUE:6,EDGES_COLOR_TRANSPARENT:7,EDGES_HIGHLIGHTED:8,EDGES_SELECTED:9,EDGES_XRAYED:10,PICK:11},cr=new Float32Array([1,1,1,1]),ur=new Float32Array([0,0,0,1]),dr=c.vec4(),pr=c.vec3(),fr=c.vec3(),gr=c.mat4();class mr{constructor(e,t=!1,{instancing:i=!1,edges:s=!1,useAlphaCutoff:r=!1}={}){this._scene=e,this._withSAO=t,this._instancing=i,this._edges=s,this._useAlphaCutoff=r,this._hash=this._getHash(),this._matricesUniformBlockBufferBindingPoint=0,this._matricesUniformBlockBuffer=this._scene.canvas.gl.createBuffer(),this._matricesUniformBlockBufferData=new Float32Array(96),this._vaoCache=new WeakMap,this._allocate()}_getHash(){return this._scene._sectionPlanesState.getHash()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){return[""]}_buildFragmentShader(){return[""]}_addMatricesUniformBlockLines(e,t=!1){return e.push("uniform Matrices {"),e.push("    mat4 worldMatrix;"),e.push("    mat4 viewMatrix;"),e.push("    mat4 projMatrix;"),e.push("    mat4 positionsDecodeMatrix;"),t&&(e.push("    mat4 worldNormalMatrix;"),e.push("    mat4 viewNormalMatrix;")),e.push("};"),e}_addRemapClipPosLines(e,t=1){return e.push("uniform vec2 drawingBufferSize;"),e.push("uniform vec2 pickClipPos;"),e.push("vec4 remapClipPos(vec4 clipPos) {"),e.push("    clipPos.xy /= clipPos.w;"),1===t?e.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"):e.push(`    clipPos.xy = (clipPos.xy - pickClipPos) * (drawingBufferSize / float(${t}));`),e.push("    clipPos.xy *= clipPos.w;"),e.push("    return clipPos;"),e.push("}"),e}getValid(){return this._hash===this._getHash()}setSectionPlanesStateUniforms(e){const t=this._scene,{gl:i}=t.canvas,{model:s,layerIndex:r}=e,o=t._sectionPlanesState.getNumAllocatedSectionPlanes(),n=t._sectionPlanesState.sectionPlanes.length;if(o>0){const a=t._sectionPlanesState.sectionPlanes,l=r*n,A=s.renderFlags;t.crossSections&&(i.uniform4fv(this._uSliceColor,t.crossSections.sliceColor),i.uniform1f(this._uSliceThickness,t.crossSections.sliceThickness));for(let t=0;t<o;t++){const r=this._uSectionPlanes[t];if(r)if(t<n){const o=A.sectionPlanesActivePerLayer[l+t];if(i.uniform1i(r.active,o?1:0),o){const o=a[t],n=e._state.origin;if(n){const e=J(o.dist,o.dir,n,pr,s.matrix);i.uniform3fv(r.pos,e)}else i.uniform3fv(r.pos,o.pos);i.uniform3fv(r.dir,o.dir)}}else i.uniform1i(r.active,0)}}}_allocate(){const e=this._scene,t=e.canvas.gl,i=e._lightsState;if(this._program=new He(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uRenderPass=s.getLocation("renderPass"),this._uColor=s.getLocation("color"),this._uColor||(this._uColor=s.getLocation("silhouetteColor")),this._uUVDecodeMatrix=s.getLocation("uvDecodeMatrix"),this._uPickInvisible=s.getLocation("pickInvisible"),this._uGammaFactor=s.getLocation("gammaFactor"),t.uniformBlockBinding(s.handle,t.getUniformBlockIndex(s.handle,"Matrices"),this._matricesUniformBlockBufferBindingPoint),this._uShadowViewMatrix=s.getLocation("shadowViewMatrix"),this._uShadowProjMatrix=s.getLocation("shadowProjMatrix"),e.logarithmicDepthBufferEnabled&&(this._uZFar=s.getLocation("zFar")),this._uLightAmbient=s.getLocation("lightAmbient"),this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];const r=i.lights;let o;for(let e=0,t=r.length;e<t;e++)switch(o=r[e],o.type){case"dir":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=null,this._uLightDir[e]=s.getLocation("lightDir"+e);break;case"point":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=s.getLocation("lightPos"+e),this._uLightDir[e]=null,this._uLightAttenuation[e]=s.getLocation("lightAttenuation"+e);break;case"spot":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=s.getLocation("lightPos"+e),this._uLightDir[e]=s.getLocation("lightDir"+e),this._uLightAttenuation[e]=s.getLocation("lightAttenuation"+e)}i.reflectionMaps.length>0&&(this._uReflectionMap="reflectionMap"),i.lightMaps.length>0&&(this._uLightMap="lightMap"),this._uSectionPlanes=[];for(let t=0,i=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<i;t++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+t),pos:s.getLocation("sectionPlanePos"+t),dir:s.getLocation("sectionPlaneDir"+t)});this._aPosition=s.getAttribute("position"),this._aOffset=s.getAttribute("offset"),this._aNormal=s.getAttribute("normal"),this._aUV=s.getAttribute("uv"),this._aColor=s.getAttribute("color"),this._aMetallicRoughness=s.getAttribute("metallicRoughness"),this._aFlags=s.getAttribute("flags"),this._aPickColor=s.getAttribute("pickColor"),this._uPickZNear=s.getLocation("pickZNear"),this._uPickZFar=s.getLocation("pickZFar"),this._uPickClipPos=s.getLocation("pickClipPos"),this._uDrawingBufferSize=s.getLocation("drawingBufferSize"),this._uColorMap="uColorMap",this._uMetallicRoughMap="uMetallicRoughMap",this._uEmissiveMap="uEmissiveMap",this._uNormalMap="uNormalMap",this._uAOMap="uAOMap",this._instancing&&(this._aModelMatrix=s.getAttribute("modelMatrix"),this._aModelMatrixCol0=s.getAttribute("modelMatrixCol0"),this._aModelMatrixCol1=s.getAttribute("modelMatrixCol1"),this._aModelMatrixCol2=s.getAttribute("modelMatrixCol2"),this._aModelNormalMatrixCol0=s.getAttribute("modelNormalMatrixCol0"),this._aModelNormalMatrixCol1=s.getAttribute("modelNormalMatrixCol1"),this._aModelNormalMatrixCol2=s.getAttribute("modelNormalMatrixCol2")),this._withSAO&&(this._uOcclusionTexture="uOcclusionTexture",this._uSAOParams=s.getLocation("uSAOParams")),this._useAlphaCutoff&&(this._alphaCutoffLocation=s.getLocation("materialAlphaCutoff")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),e.pointsMaterial._state.filterIntensity&&(this._uIntensityRange=s.getLocation("intensityRange")),this._uPointSize=s.getLocation("pointSize"),this._uNearPlaneHeight=s.getLocation("nearPlaneHeight"),e.crossSections&&(this._uSliceColor=s.getLocation("sliceColor"),this._uSliceThickness=s.getLocation("sliceThickness"))}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t._lightsState,o=r.lights;s.bind(),e.textureUnit=0,this._uLightAmbient&&i.uniform4fv(this._uLightAmbient,r.getAmbientColorAndIntensity()),this._uGammaFactor&&i.uniform1f(this._uGammaFactor,t.gammaFactor);for(let e=0,t=o.length;e<t;e++){const t=o[e];this._uLightColor[e]&&i.uniform4f(this._uLightColor[e],t.color[0],t.color[1],t.color[2],t.intensity),this._uLightPos[e]&&(i.uniform3fv(this._uLightPos[e],t.pos),this._uLightAttenuation[e]&&i.uniform1f(this._uLightAttenuation[e],t.attenuation)),this._uLightDir[e]&&i.uniform3fv(this._uLightDir[e],t.dir)}}_makeVAO(e){const t=this._scene.canvas.gl,i=t.createVertexArray();return t.bindVertexArray(i),this._instancing&&(this._aModelMatrixCol0.bindArrayBuffer(e.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(e.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(e.modelMatrixCol2Buf),t.vertexAttribDivisor(this._aModelMatrixCol0.location,1),t.vertexAttribDivisor(this._aModelMatrixCol1.location,1),t.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aModelNormalMatrixCol0&&(this._aModelNormalMatrixCol0.bindArrayBuffer(e.modelNormalMatrixCol0Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol0.location,1)),this._aModelNormalMatrixCol1&&(this._aModelNormalMatrixCol1.bindArrayBuffer(e.modelNormalMatrixCol1Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol1.location,1)),this._aModelNormalMatrixCol2&&(this._aModelNormalMatrixCol2.bindArrayBuffer(e.modelNormalMatrixCol2Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol2.location,1))),this._aPosition.bindArrayBuffer(e.positionsBuf),this._aUV&&this._aUV.bindArrayBuffer(e.uvBuf),this._aNormal&&this._aNormal.bindArrayBuffer(e.normalsBuf),this._aMetallicRoughness&&(this._aMetallicRoughness.bindArrayBuffer(e.metallicRoughnessBuf),this._instancing&&t.vertexAttribDivisor(this._aMetallicRoughness.location,1)),this._aColor&&(this._aColor.bindArrayBuffer(e.colorsBuf),this._instancing&&e.colorsBuf&&t.vertexAttribDivisor(this._aColor.location,1)),this._aFlags&&(this._aFlags.bindArrayBuffer(e.flagsBuf),this._instancing&&t.vertexAttribDivisor(this._aFlags.location,1)),this._aOffset&&(this._aOffset.bindArrayBuffer(e.offsetsBuf),this._instancing&&t.vertexAttribDivisor(this._aOffset.location,1)),this._aPickColor&&(this._aPickColor.bindArrayBuffer(e.pickColorsBuf),this._instancing&&t.vertexAttribDivisor(this._aPickColor.location,1)),this._instancing,this._edges?e.edgeIndicesBuf.bind():e.indicesBuf&&e.indicesBuf.bind(),i}drawLayer(e,t,i,{colorUniform:s=!1,incrementDrawState:r=!1}={}){const o=Te.MAX_TEXTURE_IMAGE_UNITS,n=this._scene,a=n.canvas.gl,{_state:l,model:A}=t,{textureSet:h,origin:u,positionsDecodeMatrix:d}=l,p=n._lightsState,f=n.pointsMaterial,{camera:g}=A.scene,{viewNormalMatrix:m,project:_}=g,v=e.pickViewMatrix||g.viewMatrix,{position:b,rotationMatrix:y,worldNormalMatrix:x}=A;if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),this._vaoCache.has(t)?a.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(l));let B=0;const w=16;this._matricesUniformBlockBufferData.set(y,0);const P=0!==u[0]||0!==u[1]||0!==u[2],C=0!==b[0]||0!==b[1]||0!==b[2];if(P||C){const e=pr;if(P){const t=c.transformPoint3(y,u,fr);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=b[0],e[1]+=b[1],e[2]+=b[2],this._matricesUniformBlockBufferData.set(W(v,e,gr),B+=w)}else this._matricesUniformBlockBufferData.set(v,B+=w);if(this._matricesUniformBlockBufferData.set(e.pickProjMatrix||_.matrix,B+=w),this._matricesUniformBlockBufferData.set(d,B+=w),this._matricesUniformBlockBufferData.set(x,B+=w),this._matricesUniformBlockBufferData.set(m,B+=w),a.bindBuffer(a.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),a.bufferData(a.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,a.DYNAMIC_DRAW),a.bindBufferBase(a.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer),a.uniform1i(this._uRenderPass,i),this.setSectionPlanesStateUniforms(t),n.logarithmicDepthBufferEnabled){if(this._uLogDepthBufFC){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);a.uniform1f(this._uLogDepthBufFC,t)}this._uZFar&&a.uniform1f(this._uZFar,n.camera.project.far)}if(this._uPickInvisible&&a.uniform1i(this._uPickInvisible,e.pickInvisible),this._uPickZNear&&a.uniform1f(this._uPickZNear,e.pickZNear),this._uPickZFar&&a.uniform1f(this._uPickZFar,e.pickZFar),this._uPickClipPos&&a.uniform2fv(this._uPickClipPos,e.pickClipPos),this._uDrawingBufferSize&&a.uniform2f(this._uDrawingBufferSize,a.drawingBufferWidth,a.drawingBufferHeight),this._uUVDecodeMatrix&&a.uniformMatrix3fv(this._uUVDecodeMatrix,!1,l.uvDecodeMatrix),this._uIntensityRange&&f.filterIntensity&&a.uniform2f(this._uIntensityRange,f.minIntensity,f.maxIntensity),this._uPointSize&&a.uniform1f(this._uPointSize,f.pointSize),this._uNearPlaneHeight){const e="ortho"===n.camera.projection?1:a.drawingBufferHeight/(2*Math.tan(.5*n.camera.perspective.fov*Math.PI/180));a.uniform1f(this._uNearPlaneHeight,e)}if(h){const{colorTexture:t,metallicRoughnessTexture:i,emissiveTexture:s,normalsTexture:r,occlusionTexture:n}=h;this._uColorMap&&t&&(this._program.bindTexture(this._uColorMap,t.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o),this._uMetallicRoughMap&&i&&(this._program.bindTexture(this._uMetallicRoughMap,i.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o),this._uEmissiveMap&&s&&(this._program.bindTexture(this._uEmissiveMap,s.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o),this._uNormalMap&&r&&(this._program.bindTexture(this._uNormalMap,r.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o),this._uAOMap&&n&&(this._program.bindTexture(this._uAOMap,n.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o)}if(p.reflectionMaps.length>0&&p.reflectionMaps[0].texture&&this._uReflectionMap&&(this._program.bindTexture(this._uReflectionMap,p.reflectionMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o,e.bindTexture++),p.lightMaps.length>0&&p.lightMaps[0].texture&&this._uLightMap&&(this._program.bindTexture(this._uLightMap,p.lightMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o,e.bindTexture++),this._withSAO){const t=n.sao;if(t.possible){const i=a.drawingBufferWidth,s=a.drawingBufferHeight;dr[0]=i,dr[1]=s,dr[2]=t.blendCutoff,dr[3]=t.blendFactor,a.uniform4fv(this._uSAOParams,dr),this._program.bindTexture(this._uOcclusionTexture,e.occlusionTexture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o,e.bindTexture++}}if(this._useAlphaCutoff&&a.uniform1f(this._alphaCutoffLocation,h.alphaCutoff),s){const e=this._edges?"edgeColor":"fillColor",t=this._edges?"edgeAlpha":"fillAlpha";if(i===hr[(this._edges?"EDGES":"SILHOUETTE")+"_XRAYED"]){const i=n.xrayMaterial._state,s=i[e],r=i[t];a.uniform4f(this._uColor,s[0],s[1],s[2],r)}else if(i===hr[(this._edges?"EDGES":"SILHOUETTE")+"_HIGHLIGHTED"]){const i=n.highlightMaterial._state,s=i[e],r=i[t];a.uniform4f(this._uColor,s[0],s[1],s[2],r)}else if(i===hr[(this._edges?"EDGES":"SILHOUETTE")+"_SELECTED"]){const i=n.selectedMaterial._state,s=i[e],r=i[t];a.uniform4f(this._uColor,s[0],s[1],s[2],r)}else a.uniform4fv(this._uColor,this._edges?ur:cr)}this._draw({state:l,frameCtx:e,incrementDrawState:r}),a.bindVertexArray(null)}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null,p.memory.programs--}}class _r extends mr{constructor(e,t,{edges:i=!1,useAlphaCutoff:s=!1}={}){super(e,t,{instancing:!1,edges:i,useAlphaCutoff:s})}_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;if(this._edges)t.drawElements(t.LINES,i.edgeIndicesBuf.numItems,i.edgeIndicesBuf.itemType,0);else{const e=s.pickElementsCount||i.indicesBuf.numItems,o=s.pickElementsOffset?s.pickElementsOffset*i.indicesBuf.itemByteSize:0;t.drawElements(t.TRIANGLES,e,i.indicesBuf.itemType,o),r&&s.drawElements++}}}class vr extends _r{_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0;let r;const o=[];o.push("#version 300 es"),o.push("// Triangles batching draw vertex shader"),o.push("uniform int renderPass;"),o.push("in vec3 position;"),o.push("in vec3 normal;"),o.push("in vec4 color;"),o.push("in float flags;"),e.entityOffsetsEnabled&&o.push("in vec3 offset;"),this._addMatricesUniformBlockLines(o,!0),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;")),o.push("uniform vec4 lightAmbient;");for(let e=0,t=i.lights.length;e<t;e++)r=i.lights[e],"ambient"!==r.type&&(o.push("uniform vec4 lightColor"+e+";"),"dir"===r.type&&o.push("uniform vec3 lightDir"+e+";"),"point"===r.type&&o.push("uniform vec3 lightPos"+e+";"),"spot"===r.type&&(o.push("uniform vec3 lightPos"+e+";"),o.push("uniform vec3 lightDir"+e+";")));o.push("vec3 octDecode(vec2 oct) {"),o.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),o.push("    if (v.z < 0.0) {"),o.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),o.push("    }"),o.push("    return normalize(v);"),o.push("}"),s&&(o.push("out vec4 vWorldPosition;"),o.push("out float vFlags;")),o.push("out vec4 vColor;"),o.push("void main(void) {"),o.push("int colorFlag = int(flags) & 0xF;"),o.push("if (colorFlag != renderPass) {"),o.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),o.push("} else {"),o.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix * worldPosition; "),o.push("vec4 worldNormal =  worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),o.push("vec3 viewNormal = normalize((viewNormalMatrix * worldNormal).xyz);"),o.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),o.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),o.push("float lambertian = 1.0;");for(let e=0,t=i.lights.length;e<t;e++)if(r=i.lights[e],"ambient"!==r.type){if("dir"===r.type)"view"===r.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===r.type)"view"===r.space?o.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):o.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==r.type)continue;"view"===r.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}o.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),o.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}return o.push("vec3 rgb = (vec3(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0));"),o.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),o.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(o.push("vWorldPosition = worldPosition;"),o.push("vFlags = flags;")),o.push("gl_Position = clipPos;"),o.push("}"),o.push("}"),o}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching draw fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor            = vec4(newColor.rgb * ambient, 1.0);")):s.push("   outColor            = newColor;"),s.push("}"),s}}class br extends _r{_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching flat-shading draw vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._lightsState,i=e._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching flat-shading draw fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),this._withSAO&&(r.push("uniform sampler2D uOcclusionTexture;"),r.push("uniform vec4      uSAOParams;"),r.push("const float       packUpscale = 256. / 255.;"),r.push("const float       unpackDownScale = 255. / 256.;"),r.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),r.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),r.push("float unpackRGBToFloat( const in vec4 v ) {"),r.push("    return dot( v, unPackFactors );"),r.push("}")),s){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)r.push("uniform bool sectionPlaneActive"+e+";"),r.push("uniform vec3 sectionPlanePos"+e+";"),r.push("uniform vec3 sectionPlaneDir"+e+";");r.push("uniform float sliceThickness;"),r.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(r),r.push("uniform vec4 lightAmbient;");for(let e=0,i=t.lights.length;e<i;e++){const i=t.lights[e];"ambient"!==i.type&&(r.push("uniform vec4 lightColor"+e+";"),"dir"===i.type&&r.push("uniform vec3 lightDir"+e+";"),"point"===i.type&&r.push("uniform vec3 lightPos"+e+";"),"spot"===i.type&&(r.push("uniform vec3 lightPos"+e+";"),r.push("uniform vec3 lightDir"+e+";")))}if(r.push("in vec4 vViewPosition;"),r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),r.push("  vec4 newColor;"),r.push("  newColor = vColor;"),s){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)r.push("if (sectionPlaneActive"+e+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > sliceThickness) { "),r.push("      discard;"),r.push("  }"),r.push("  if (dist > 0.0) { "),r.push("      newColor = sliceColor;"),r.push("  }"),r.push("}")}r.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),r.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),r.push("float lambertian = 1.0;"),r.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),r.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),r.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(let e=0,i=t.lights.length;e<i;e++){const i=t.lights[e];if("ambient"!==i.type){if("dir"===i.type)"view"===i.space?r.push("viewLightDir = normalize(lightDir"+e+");"):r.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===i.type)"view"===i.space?r.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):r.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==i.type)continue;"view"===i.space?r.push("viewLightDir = normalize(lightDir"+e+");"):r.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}r.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),r.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}return r.push("vec4 fragColor =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),this._withSAO?(r.push("   float viewportWidth     = uSAOParams[0];"),r.push("   float viewportHeight    = uSAOParams[1];"),r.push("   float blendCutoff       = uSAOParams[2];"),r.push("   float blendFactor       = uSAOParams[3];"),r.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),r.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),r.push("   outColor            = vec4(fragColor.rgb * ambient, 1.0);")):r.push("   outColor            = fragColor;"),e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("}"),r}}class yr extends _r{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 color;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 silhouetteColor;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vColor = vec4(silhouetteColor.r, silhouetteColor.g, silhouetteColor.b, min(silhouetteColor.a, color.a ));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Triangles batching silhouette fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r){for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");o.push("uniform float sliceThickness;"),o.push("uniform vec4 sliceColor;")}if(o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),o.push("  vec4 newColor;"),o.push("  newColor = vColor;"),r){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)o.push("if (sectionPlaneActive"+e+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > sliceThickness) { "),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      newColor = sliceColor;"),o.push("  }"),o.push("}")}return e.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("outColor = newColor;"),o.push("}"),o}}class xr extends _r{constructor(e){super(e,!1,{instancing:!1,edges:!0})}}class Br extends xr{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesEmphasisRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("uniform vec4 color;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// EdgesEmphasisRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class wr extends xr{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!1})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry edges drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(float(color.r*0.5) / 255.0, float(color.g*0.5) / 255.0, float(color.b*0.5) / 255.0, float(color.a) / 255.0);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry edges drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class Pr extends _r{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry picking vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 pickColor;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),this._addRemapClipPosLines(i),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry picking fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vPickColor; "),s.push("}"),s}}class Cr extends _r{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),this._addRemapClipPosLines(i),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching pick depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}class Mr extends _r{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vWorldNormal;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vec3 worldNormal =  octDecode(normal.xy); "),i.push("      vWorldNormal = worldNormal;"),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching pick normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec3 vWorldNormal;"),s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push(`    outNormal = ivec4(vWorldNormal * float(${c.MAX_INT}), 1.0);`),s.push("}"),s}}class Er extends _r{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching occlusion vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles batching occlusion fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("      if (sectionPlaneActive"+t+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}}class Fr extends _r{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec2 vHighPrecisionZW;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching depth fragment shader"),s.push("precision highp float;"),s.push("precision highp int;"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec2 vHighPrecisionZW;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("      if (sectionPlaneActive"+r+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),s.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),s.push("}"),s}}class Ir extends _r{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in vec4 color;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i,!0),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition   = viewMatrix * worldPosition; "),i.push("      vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("      vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("      vWorldPosition  = worldPosition;"),i.push("      vFlags         = flags;")),i.push("      vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("      if (sectionPlaneActive"+r+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}class Dr extends _r{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry shadow vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),i.push("  int colorFlag = int(flags) & 0xF;"),i.push("  bool visible        = (colorFlag > 0);"),i.push("  bool transparent    = ((float(color.a) / 255.0) < 1.0);"),i.push("  if (!visible || transparent) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("      vViewPosition = viewPosition;"),i.push("      gl_Position = shadowProjMatrix * viewPosition;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry shadow fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in vec4 vViewPosition;"),i.push("vec4 encodeFloat( const in float v ) {"),i.push("  const vec4 bitShift = vec4(256 * 256 * 256, 256 * 256, 256, 1.0);"),i.push("  const vec4 bitMask = vec4(0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);"),i.push("  vec4 comp = fract(v * bitShift);"),i.push("  comp -= comp.xxyz * bitMask;"),i.push("  return comp;"),i.push("}"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    outColor = encodeFloat( gl_FragCoord.z); "),i.push("}"),i}}class Sr extends _r{_getHash(){const e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0,r=t.clippingCaps,o=[];return o.push("#version 300 es"),o.push("// Triangles batching quality draw vertex shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("precision highp usampler2D;"),o.push("precision highp isampler2D;"),o.push("precision highp sampler2D;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("precision mediump usampler2D;"),o.push("precision mediump isampler2D;"),o.push("precision mediump sampler2D;"),o.push("#endif"),o.push("uniform int renderPass;"),o.push("in vec3 position;"),o.push("in vec3 normal;"),o.push("in vec4 color;"),o.push("in vec2 uv;"),o.push("in vec2 metallicRoughness;"),o.push("in float flags;"),e.entityOffsetsEnabled&&o.push("in vec3 offset;"),this._addMatricesUniformBlockLines(o,!0),o.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;")),o.push("vec3 octDecode(vec2 oct) {"),o.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),o.push("    if (v.z < 0.0) {"),o.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),o.push("    }"),o.push("    return normalize(v);"),o.push("}"),o.push("out vec4 vViewPosition;"),o.push("out vec3 vViewNormal;"),o.push("out vec4 vColor;"),o.push("out vec2 vUV;"),o.push("out vec2 vMetallicRoughness;"),i.lightMaps.length>0&&o.push("out vec3 vWorldNormal;"),s&&(o.push("out vec4 vWorldPosition;"),o.push("out float vFlags;"),r&&o.push("out vec4 vClipPosition;")),o.push("void main(void) {"),o.push("int colorFlag = int(flags) & 0xF;"),o.push("if (colorFlag != renderPass) {"),o.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),o.push("} else {"),o.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix * worldPosition; "),o.push("vec4 worldNormal =  worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),o.push("vec3 viewNormal = normalize((viewNormalMatrix * worldNormal).xyz);"),o.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),o.push("vFragDepth = 1.0 + clipPos.w;")),s&&(o.push("vWorldPosition = worldPosition;"),o.push("vFlags = flags;"),r&&o.push("vClipPosition = clipPos;")),o.push("vViewPosition = viewPosition;"),o.push("vViewNormal = viewNormal;"),o.push("vColor = color;"),o.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),o.push("vMetallicRoughness = metallicRoughness;"),i.lightMaps.length>0&&o.push("vWorldNormal = worldNormal.xyz;"),o.push("gl_Position = clipPos;"),o.push("}"),o.push("}"),o}_buildFragmentShader(){const e=this._scene,t=e.gammaOutput,i=e._sectionPlanesState,s=e._lightsState,r=i.getNumAllocatedSectionPlanes()>0,o=i.clippingCaps,n=[];n.push("#version 300 es"),n.push("// Triangles batching quality draw fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),n.push("uniform sampler2D uColorMap;"),n.push("uniform sampler2D uMetallicRoughMap;"),n.push("uniform sampler2D uEmissiveMap;"),n.push("uniform sampler2D uNormalMap;"),n.push("uniform sampler2D uAOMap;"),n.push("in vec4 vViewPosition;"),n.push("in vec3 vViewNormal;"),n.push("in vec4 vColor;"),n.push("in vec2 vUV;"),n.push("in vec2 vMetallicRoughness;"),s.lightMaps.length>0&&n.push("in vec3 vWorldNormal;"),this._addMatricesUniformBlockLines(n,!0),s.reflectionMaps.length>0&&n.push("uniform samplerCube reflectionMap;"),s.lightMaps.length>0&&n.push("uniform samplerCube lightMap;"),n.push("uniform vec4 lightAmbient;");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];"ambient"!==t.type&&(n.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&n.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&n.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(n.push("uniform vec3 lightPos"+e+";"),n.push("uniform vec3 lightDir"+e+";")))}if(this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),n.push("uniform float gammaFactor;"),n.push("vec4 linearToLinear( in vec4 value ) {"),n.push("  return value;"),n.push("}"),n.push("vec4 sRGBToLinear( in vec4 value ) {"),n.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),n.push("}"),n.push("vec4 gammaToLinear( in vec4 value) {"),n.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),n.push("}"),t&&(n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}")),r){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),o&&n.push("in vec4 vClipPosition;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";")}if(n.push("#define PI 3.14159265359"),n.push("#define RECIPROCAL_PI 0.31830988618"),n.push("#define RECIPROCAL_PI2 0.15915494"),n.push("#define EPSILON 1e-6"),n.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),n.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),n.push("       vec3 texel = texture( uNormalMap, uv ).xyz;"),n.push("       if (texel.x == 0.0 && texel.y == 0.0 && texel.z == 0.0) {"),n.push("              return surf_norm;"),n.push("       }"),n.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),n.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),n.push("      vec2 st0 = dFdx( uv.st );"),n.push("      vec2 st1 = dFdy( uv.st );"),n.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),n.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),n.push("      vec3 N = normalize( surf_norm );"),n.push("      vec3 mapN = texel.xyz * 2.0 - 1.0;"),n.push("      mat3 tsn = mat3( S, T, N );"),n.push("      return normalize( tsn * mapN );"),n.push("}"),n.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),n.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),n.push("}"),n.push("struct IncidentLight {"),n.push("   vec3 color;"),n.push("   vec3 direction;"),n.push("};"),n.push("struct ReflectedLight {"),n.push("   vec3 diffuse;"),n.push("   vec3 specular;"),n.push("};"),n.push("struct Geometry {"),n.push("   vec3 position;"),n.push("   vec3 viewNormal;"),n.push("   vec3 worldNormal;"),n.push("   vec3 viewEyeDir;"),n.push("};"),n.push("struct Material {"),n.push("   vec3  diffuseColor;"),n.push("   float specularRoughness;"),n.push("   vec3  specularColor;"),n.push("   float shine;"),n.push("};"),n.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),n.push("   float r = ggxRoughness + 0.0001;"),n.push("   return (2.0 / (r * r) - 2.0);"),n.push("}"),n.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),n.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),n.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),n.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),n.push("}"),s.reflectionMaps.length>0&&(n.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),n.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),n.push("   vec3 envMapColor = sRGBToLinear(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),n.push("  return envMapColor;"),n.push("}")),n.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),n.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),n.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),n.push("}"),n.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),n.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),n.push("   return 1.0 / ( gl * gv );"),n.push("}"),n.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),n.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),n.push("   return 0.5 / max( gv + gl, EPSILON );"),n.push("}"),n.push("float D_GGX(const in float alpha, const in float dotNH) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),n.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),n.push("}"),n.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),n.push("   float alpha = ( roughness * roughness );"),n.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),n.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),n.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),n.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),n.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),n.push("   vec3  F = F_Schlick( specularColor, dotLH );"),n.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),n.push("   float D = D_GGX( alpha, dotNH );"),n.push("   return F * (G * D);"),n.push("}"),n.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),n.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),n.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),n.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),n.push("   vec4 r = roughness * c0 + c1;"),n.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),n.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),n.push("   return specularColor * AB.x + AB.y;"),n.push("}"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&(n.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),s.lightMaps.length>0&&(n.push("   vec3 irradiance = sRGBToLinear(texture(lightMap, geometry.worldNormal)).rgb;"),n.push("   irradiance *= PI;"),n.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),n.push("   reflectedLight.diffuse +=  irradiance * diffuseBRDFContrib;")),s.reflectionMaps.length>0&&(n.push("   vec3 reflectVec             = reflect(geometry.viewEyeDir, geometry.viewNormal);"),n.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),n.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),n.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),n.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),n.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),n.push("}")),n.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),n.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),n.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),n.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),n.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),n.push("}"),n.push("out vec4 outColor;"),n.push("void main(void) {"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");o?(n.push("  if (dist > (0.002 * vClipPosition.w)) {"),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      outColor=vec4(1.0, 0.0, 0.0, 1.0);"),e.logarithmicDepthBufferEnabled&&n.push("  gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("  return;"),n.push("}")):(n.push("  if (dist > 0.0) { "),n.push("      discard;"),n.push("  }")),n.push("}")}n.push("IncidentLight  light;"),n.push("Material       material;"),n.push("Geometry       geometry;"),n.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),n.push("vec3 rgb = (vec3(float(vColor.r) / 255.0, float(vColor.g) / 255.0, float(vColor.b) / 255.0));"),n.push("float opacity = float(vColor.a) / 255.0;"),n.push("vec3  baseColor = rgb;"),n.push("float specularF0 = 1.0;"),n.push("float metallic = float(vMetallicRoughness.r) / 255.0;"),n.push("float roughness = float(vMetallicRoughness.g) / 255.0;"),n.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),n.push("vec4 colorTexel = sRGBToLinear(texture(uColorMap, vUV));"),n.push("baseColor *= colorTexel.rgb;"),n.push("vec3 metalRoughTexel = texture(uMetallicRoughMap, vUV).rgb;"),n.push("metallic *= metalRoughTexel.b;"),n.push("roughness *= metalRoughTexel.g;"),n.push("vec3 viewNormal = perturbNormal2Arb(vViewPosition.xyz, normalize(vViewNormal), vUV );"),n.push("material.diffuseColor      = baseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),n.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),n.push("material.specularColor     = mix(vec3(dielectricSpecular), baseColor, metallic);"),n.push("geometry.position      = vViewPosition.xyz;"),n.push("geometry.viewNormal    = -normalize(viewNormal);"),n.push("geometry.viewEyeDir    = normalize(vViewPosition.xyz);"),s.lightMaps.length>0&&n.push("geometry.worldNormal   = normalize(vWorldNormal);"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&n.push("computePBRLightMapping(geometry, material, reflectedLight);");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?n.push("light.direction =  normalize(lightDir"+e+");"):n.push("light.direction =  normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?n.push("light.direction =  normalize(lightPos"+e+" - vViewPosition.xyz);"):n.push("light.direction =  normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?n.push("light.direction =  normalize(lightDir"+e+");"):n.push("light.direction =  normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}n.push("light.color =  lightColor"+e+".rgb * lightColor"+e+".a;"),n.push("computePBRLighting(light, geometry, material, reflectedLight);")}}return n.push("vec3 emissiveColor = sRGBToLinear(texture(uEmissiveMap, vUV)).rgb;"),n.push("float aoFactor = texture(uAOMap, vUV).r;"),n.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * baseColor * opacity * rgb) + (reflectedLight.diffuse) + (reflectedLight.specular) + emissiveColor;"),n.push("vec4 fragColor;"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   fragColor               = vec4(outgoingLight.rgb * ambient * aoFactor, opacity);")):n.push("   fragColor            = vec4(outgoingLight.rgb * aoFactor, opacity);"),t&&n.push("fragColor = linearToGamma(fragColor, gammaFactor);"),n.push("outColor = fragColor;"),e.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}class Tr extends _r{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick flat normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching pick flat normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("in vec4 vWorldPosition;"),i){s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),s.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),s.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),s.push(`  outNormal = ivec4(worldNormal * float(${c.MAX_INT}), 1.0);`),s.push("}"),s}}class Rr extends _r{_getHash(){const e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching color texture vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in vec2 uv;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),i.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("out vec2 vUV;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e.gammaOutput,i=e._lightsState,s=e._sectionPlanesState,r=s.getNumAllocatedSectionPlanes()>0,o=this._useAlphaCutoff,n=[];if(n.push("#version 300 es"),n.push("// Triangles batching color texture fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),n.push("uniform sampler2D uColorMap;"),this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),n.push("uniform float gammaFactor;"),n.push("vec4 linearToLinear( in vec4 value ) {"),n.push("  return value;"),n.push("}"),n.push("vec4 sRGBToLinear( in vec4 value ) {"),n.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),n.push("}"),n.push("vec4 gammaToLinear( in vec4 value) {"),n.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),n.push("}"),t&&(n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}")),r){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;");for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");n.push("uniform float sliceThickness;"),n.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(n),n.push("uniform vec4 lightAmbient;");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];"ambient"!==t.type&&(n.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&n.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&n.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(n.push("uniform vec3 lightPos"+e+";"),n.push("uniform vec3 lightDir"+e+";")))}if(o&&n.push("uniform float materialAlphaCutoff;"),n.push("in vec4 vViewPosition;"),n.push("in vec4 vColor;"),n.push("in vec2 vUV;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),n.push("  vec4 newColor;"),n.push("  newColor = vColor;"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > sliceThickness) { "),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      newColor = sliceColor;"),n.push("  }"),n.push("}")}n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;"),n.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),n.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),n.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?n.push("viewLightDir = normalize(lightDir"+e+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?n.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?n.push("viewLightDir = normalize(lightDir"+e+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}return n.push("vec4 color =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),n.push("vec4 sampleColor = texture(uColorMap, vUV);"),o&&(n.push("if (sampleColor.a < materialAlphaCutoff) {"),n.push("   discard;"),n.push("}")),t&&n.push("sampleColor = sRGBToLinear(sampleColor);"),n.push("vec4 colorTexel = color * sampleColor;"),n.push("float opacity = color.a;"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   outColor                = vec4(colorTexel.rgb * ambient, opacity);")):n.push("   outColor                = vec4(colorTexel.rgb, opacity);"),t&&n.push("outColor = linearToGamma(outColor, gammaFactor);"),e.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}const Lr=c.vec3(),Ur=c.vec3(),Or=c.vec3(),kr=c.vec3(),Nr=c.mat4();class Qr extends mr{drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,u=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=Lr;let f,g;if(p[0]=c.safeInv(u[3]-u[0])*c.MAX_INT,p[1]=c.safeInv(u[4]-u[1])*c.MAX_INT,p[2]=c.safeInv(u[5]-u[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(p[0]),e.snapPickCoordinateScale[1]=c.safeInv(p[1]),e.snapPickCoordinateScale[2]=c.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=Ur;if(l){const e=Or;c.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=W(d,t,Nr),g=kr,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=d,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),a.indicesBuf.bind(),n.drawElements(n.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`outNormal = ivec4(worldNormal * float(${c.MAX_INT}), 1.0);`),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Vr=c.vec3(),Hr=c.vec3(),jr=c.vec3(),Gr=c.vec3(),zr=c.mat4();class Wr extends mr{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,u=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=Vr;let f,g;if(p[0]=c.safeInv(u[3]-u[0])*c.MAX_INT,p[1]=c.safeInv(u[4]-u[1])*c.MAX_INT,p[2]=c.safeInv(u[5]-u[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(p[0]),e.snapPickCoordinateScale[1]=c.safeInv(p[1]),e.snapPickCoordinateScale[2]=c.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=Hr;if(l){const e=jr;c.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=W(d,t,zr),g=Gr,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=d,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),"edge"===e.snapMode?(a.edgeIndicesBuf.bind(),n.drawElements(n.LINES,a.edgeIndicesBuf.numItems,a.edgeIndicesBuf.itemType,0),a.edgeIndicesBuf.unbind()):n.drawArrays(n.POINTS,0,a.positionsBuf.numItems)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;const i=[];return i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class Kr{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorTextureRenderer&&!this._colorTextureRenderer.getValid()&&(this._colorTextureRenderer.destroy(),this._colorTextureRenderer=null),this._colorTextureRendererWithSAO&&!this._colorTextureRendererWithSAO.getValid()&&(this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererWithSAO=null),this._colorTextureRendererAlphaCutoff&&!this._colorTextureRendererAlphaCutoff.getValid()&&(this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererAlphaCutoff=null),this._colorTextureRendererWithSAOAlphaCutoff&&!this._colorTextureRendererWithSAOAlphaCutoff.getValid()&&(this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff=null),this._pbrRenderer&&!this._pbrRenderer.getValid()&&(this._pbrRenderer.destroy(),this._pbrRenderer=null),this._pbrRendererWithSAO&&!this._pbrRendererWithSAO.getValid()&&(this._pbrRendererWithSAO.destroy(),this._pbrRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}eagerCreateRenders(){this._silhouetteRenderer||(this._silhouetteRenderer=new yr(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new Pr(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new Cr(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new Qr(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new Wr(this._scene))}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new vr(this._scene,!1)),this._colorRenderer}get colorRendererWithSAO(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new vr(this._scene,!0)),this._colorRendererWithSAO}get flatColorRenderer(){return this._flatColorRenderer||(this._flatColorRenderer=new br(this._scene,!1)),this._flatColorRenderer}get flatColorRendererWithSAO(){return this._flatColorRendererWithSAO||(this._flatColorRendererWithSAO=new br(this._scene,!0)),this._flatColorRendererWithSAO}get colorTextureRenderer(){return this._colorTextureRenderer||(this._colorTextureRenderer=new Rr(this._scene,!1)),this._colorTextureRenderer}get colorTextureRendererWithSAO(){return this._colorTextureRendererWithSAO||(this._colorTextureRendererWithSAO=new Rr(this._scene,!0)),this._colorTextureRendererWithSAO}get colorTextureRendererAlphaCutoff(){return this._colorTextureRendererAlphaCutoff||(this._colorTextureRendererAlphaCutoff=new Rr(this._scene,!1,{useAlphaCutoff:!0})),this._colorTextureRendererAlphaCutoff}get colorTextureRendererWithSAOAlphaCutoff(){return this._colorTextureRendererWithSAOAlphaCutoff||(this._colorTextureRendererWithSAOAlphaCutoff=new Rr(this._scene,!0,{useAlphaCutoff:!0})),this._colorTextureRendererWithSAOAlphaCutoff}get pbrRenderer(){return this._pbrRenderer||(this._pbrRenderer=new Sr(this._scene,!1)),this._pbrRenderer}get pbrRendererWithSAO(){return this._pbrRendererWithSAO||(this._pbrRendererWithSAO=new Sr(this._scene,!0)),this._pbrRendererWithSAO}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new yr(this._scene)),this._silhouetteRenderer}get depthRenderer(){return this._depthRenderer||(this._depthRenderer=new Fr(this._scene)),this._depthRenderer}get normalsRenderer(){return this._normalsRenderer||(this._normalsRenderer=new Ir(this._scene)),this._normalsRenderer}get edgesRenderer(){return this._edgesRenderer||(this._edgesRenderer=new Br(this._scene)),this._edgesRenderer}get edgesColorRenderer(){return this._edgesColorRenderer||(this._edgesColorRenderer=new wr(this._scene)),this._edgesColorRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new Pr(this._scene)),this._pickMeshRenderer}get pickNormalsRenderer(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new Mr(this._scene)),this._pickNormalsRenderer}get pickNormalsFlatRenderer(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new Tr(this._scene)),this._pickNormalsFlatRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new Cr(this._scene)),this._pickDepthRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new Er(this._scene)),this._occlusionRenderer}get shadowRenderer(){return this._shadowRenderer||(this._shadowRenderer=new Dr(this._scene)),this._shadowRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new Wr(this._scene)),this._snapRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new Qr(this._scene)),this._snapInitRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorTextureRenderer&&this._colorTextureRenderer.destroy(),this._colorTextureRendererWithSAO&&this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererAlphaCutoff&&this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff&&this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._pbrRenderer&&this._pbrRenderer.destroy(),this._pbrRendererWithSAO&&this._pbrRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const Xr={};let Jr=65536,Yr=5e6;class Zr{constructor(){}set doublePrecisionEnabled(e){c.setDoublePrecisionEnabled(e)}get doublePrecisionEnabled(){return c.getDoublePrecisionEnabled()}set maxDataTextureHeight(e){(e=1024*Math.ceil(e/1024))>4096?e=4096:e<1024&&(e=1024),Jr=e}get maxDataTextureHeight(){return Jr}set maxGeometryBatchSize(e){e<1e5?e=1e5:e>5e6&&(e=5e6),Yr=e}get maxGeometryBatchSize(){return Yr}}const qr=new Zr;class $r{constructor(e=qr.maxGeometryBatchSize){this.maxVerts=e,this.maxIndices=3*e,this.positions=[],this.colors=[],this.uv=[],this.metallicRoughness=[],this.normals=[],this.pickColors=[],this.offsets=[],this.indices=[],this.edgeIndices=[]}}const eo=c.mat4(),to=c.mat4();function io(e,t,i){const s=e.length,r=new Uint16Array(s),o=t[0],n=t[1],a=t[2],l=t[3]-o,A=t[4]-n,h=t[5]-a,u=65525,d=u/l,p=u/A,f=u/h,g=e=>e>=0?e:0;for(let t=0;t<s;t+=3)r[t+0]=Math.floor(g(e[t+0]-o)*d),r[t+1]=Math.floor(g(e[t+1]-n)*p),r[t+2]=Math.floor(g(e[t+2]-a)*f);return c.identityMat4(eo),c.translationMat4v(t,eo),c.identityMat4(to),c.scalingMat4v([l/u,A/u,h/u],to),c.mulMat4(eo,to,i),r}function so(e,t){const i=e[0],s=e[1],r=e[2],o=e[3]-i,n=e[4]-s,a=e[5]-r,l=65525;return c.identityMat4(eo),c.translationMat4v(e,eo),c.identityMat4(to),c.scalingMat4v([o/l,n/l,a/l],to),c.mulMat4(eo,to,t),t}function ro(e,t,i){let s=e[0]/(Math.abs(e[0])+Math.abs(e[1])+Math.abs(e[2])),r=e[1]/(Math.abs(e[0])+Math.abs(e[1])+Math.abs(e[2]));if(e[2]<0){let e=s,t=r;e=(1-Math.abs(r))*(s>=0?1:-1),t=(1-Math.abs(s))*(r>=0?1:-1),s=e,r=t}return new Int8Array([Math[t](127.5*s+(s<0?-1:0)),Math[i](127.5*r+(r<0?-1:0))])}function oo(e){let t=e[0],i=e[1];t/=t<0?127:128,i/=i<0?127:128;const s=1-Math.abs(t)-Math.abs(i);s<0&&(t=(1-Math.abs(i))*(t>=0?1:-1),i=(1-Math.abs(t))*(i>=0?1:-1));const r=Math.sqrt(t*t+i*i+s*s);return[t/r,i/r,s/r]}const no=c.mat4(),ao=c.mat4(),lo=c.vec4([0,0,0,1]),Ao=c.vec3(),ho=c.vec3(),co=c.vec3(),uo=c.vec3(),po=c.vec3(),fo=c.vec3(),go=c.vec3();class mo{constructor(e){this.model=e.model,this.sortId="TrianglesBatchingLayer"+(e.solid?"-solid":"-surface")+(e.autoNormals?"-autonormals":"-normals")+(e.textureSet&&e.textureSet.colorTexture?"-colorTexture":"")+(e.textureSet&&e.textureSet.metallicRoughnessTexture?"-metallicRoughnessTexture":""),this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=Xr[t];return i||(i=new Kr(e),Xr[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(()=>{i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(()=>{delete Xr[t],i._destroy()}))),i}(e.model.scene),this._buffer=new $r(e.maxGeometryBatchSize),this._scratchMemory=e.scratchMemory,this._state=new At({origin:c.vec3(),positionsBuf:null,offsetsBuf:null,normalsBuf:null,colorsBuf:null,uvBuf:null,metallicRoughnessBuf:null,flagsBuf:null,indicesBuf:null,edgeIndicesBuf:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,textureSet:e.textureSet,pbrSupported:!1}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=c.collapseAABB3(),this._portions=[],this._meshes=[],this._numVerts=0,this._aabb=c.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,e.positionsDecodeMatrix&&(this._state.positionsDecodeMatrix=c.mat4(e.positionsDecodeMatrix)),e.uvDecodeMatrix?(this._state.uvDecodeMatrix=c.mat3(e.uvDecodeMatrix),this._preCompressedUVsExpected=!0):this._preCompressedUVsExpected=!1,e.origin&&this._state.origin.set(e.origin),this.solid=!!e.solid,this.primitive=e.primitive}get aabb(){if(this.aabbDirty){c.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)c.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e,t){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts&&this._buffer.indices.length+t<this._buffer.maxIndices}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=t.positions,s=t.positionsCompressed,r=t.normals,o=t.normalsCompressed,n=t.uv,a=t.uvCompressed,l=t.colors,A=t.colorsCompressed,h=t.indices,u=t.edgeIndices,d=t.color,p=t.metallic,f=t.roughness,g=t.opacity,m=t.meshMatrix,_=t.pickColor,v=this.model.scene,b=this._buffer,y=b.positions.length/3;let x;if(c.expandAABB3(this._modelAABB,t.aabb),this._state.positionsDecodeMatrix){if(!s)throw"positionsCompressed expected";x=s.length/3;for(let e=0,t=s.length;e<t;e++)b.positions.push(s[e])}else{if(!i)throw"positions expected";x=i.length/3;for(let e=0,t=i.length;e<t;e++)b.positions.push(i[e])}if(o&&o.length>0)for(let e=0,t=o.length;e<t;e++)b.normals.push(o[e]);else if(r&&r.length>0){const e=no;m?c.inverseMat4(c.transposeMat4(m,ao),e):c.identityMat4(e,e),function(e,t,i,s,r){function o(e,t){return e[0]*t[0]+e[1]*t[1]+e[2]*t[2]}let n,a,l,A,h,u,d=new Float32Array([0,0,0,0]),p=new Float32Array([0,0,0,0]);for(u=0;u<i;u+=3)d[0]=t[u],d[1]=t[u+1],d[2]=t[u+2],c.transformVec3(e,d,p),c.normalizeVec3(p,p),l=n=ro(p,"floor","floor"),a=oo(n),A=h=o(p,a),n=ro(p,"ceil","floor"),a=oo(n),A=o(p,a),A>h&&(l=n,h=A),n=ro(p,"floor","ceil"),a=oo(n),A=o(p,a),A>h&&(l=n,h=A),n=ro(p,"ceil","ceil"),a=oo(n),A=o(p,a),A>h&&(l=n,h=A),s[r+u+0]=l[0],s[r+u+1]=l[1],s[r+u+2]=0}(e,r,r.length,b.normals,b.normals.length)}if(l)for(let e=0,t=l.length;e<t;e+=3)b.colors.push(255*l[e]),b.colors.push(255*l[e+1]),b.colors.push(255*l[e+2]),b.colors.push(255);else if(A)for(let e=0,t=l.length;e<t;e+=3)b.colors.push(l[e]),b.colors.push(l[e+1]),b.colors.push(l[e+2]),b.colors.push(255);else if(d){const e=d[0],t=d[1],i=d[2],s=g;for(let r=0;r<x;r++)b.colors.push(e),b.colors.push(t),b.colors.push(i),b.colors.push(s)}const B=null!=p?p:0,w=null!=f?f:255;for(let e=0;e<x;e++)b.metallicRoughness.push(B),b.metallicRoughness.push(w);if(n&&n.length>0)for(let e=0,t=n.length;e<t;e++)b.uv.push(n[e]);else if(a&&a.length>0)for(let e=0,t=a.length;e<t;e++)b.uv.push(a[e]);for(let e=0,t=h.length;e<t;e++)b.indices.push(y+h[e]);if(u)for(let e=0,t=u.length;e<t;e++)b.edgeIndices.push(y+u[e]);{const e=b.pickColors.length;for(let t=e,i=e+4*x;t<i;t+=4)b.pickColors.push(_[0]),b.pickColors.push(_[1]),b.pickColors.push(_[2]),b.pickColors.push(_[3])}if(v.entityOffsetsEnabled)for(let e=0;e<x;e++)b.offsets.push(0),b.offsets.push(0),b.offsets.push(0);const P=this._portions.length,C={vertsBaseIndex:y,numVerts:x,indicesBaseIndex:b.indices.length-h.length,numIndices:h.length};return v.readableGeometryEnabled&&(C.indices=h,v.entityOffsetsEnabled&&(C.offset=new Float32Array(3))),this._portions.push(C),this._numPortions++,this.model.numPortions++,this._numVerts+=C.numVerts,this._meshes.push(e),P}finalize(){if(this._finalized)return;const e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0){const s=this._state.positionsDecodeMatrix?new Uint16Array(i.positions):io(i.positions,this._modelAABB,this._state.positionsDecodeMatrix=c.mat4());if(e.positionsBuf=new je(t,t.ARRAY_BUFFER,s,s.length,3,t.STATIC_DRAW),this.model.scene.readableGeometryEnabled)for(let e=0,t=this._portions.length;e<t;e++){const t=this._portions[e],i=3*t.vertsBaseIndex,r=i+3*t.numVerts;t.quantizedPositions=s.slice(i,r)}}if(i.normals.length>0){const s=new Int8Array(i.normals);let r=!0;e.normalsBuf=new je(t,t.ARRAY_BUFFER,s,i.normals.length,3,t.STATIC_DRAW,r)}if(i.colors.length>0){const s=new Uint8Array(i.colors);let r=!1;e.colorsBuf=new je(t,t.ARRAY_BUFFER,s,i.colors.length,4,t.DYNAMIC_DRAW,r)}if(i.uv.length>0)if(e.uvDecodeMatrix){let s=!1;e.uvBuf=new je(t,t.ARRAY_BUFFER,i.uv,i.uv.length,2,t.STATIC_DRAW,s)}else{const s=Ht.getUVBounds(i.uv),r=Ht.compressUVs(i.uv,s.min,s.max),o=r.quantized;let n=!1;e.uvDecodeMatrix=c.mat3(r.decodeMatrix),e.uvBuf=new je(t,t.ARRAY_BUFFER,o,o.length,2,t.STATIC_DRAW,n)}if(i.metallicRoughness.length>0){const s=new Uint8Array(i.metallicRoughness);let r=!1;e.metallicRoughnessBuf=new je(t,t.ARRAY_BUFFER,s,i.metallicRoughness.length,2,t.STATIC_DRAW,r)}if(i.positions.length>0){const s=i.positions.length/3,r=new Float32Array(s),o=!1;e.flagsBuf=new je(t,t.ARRAY_BUFFER,r,r.length,1,t.DYNAMIC_DRAW,o)}if(i.pickColors.length>0){const s=new Uint8Array(i.pickColors);let r=!1;e.pickColorsBuf=new je(t,t.ARRAY_BUFFER,s,i.pickColors.length,4,t.STATIC_DRAW,r)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){const s=new Float32Array(i.offsets);e.offsetsBuf=new je(t,t.ARRAY_BUFFER,s,i.offsets.length,3,t.DYNAMIC_DRAW)}if(i.indices.length>0){const s=new Uint32Array(i.indices);e.indicesBuf=new je(t,t.ELEMENT_ARRAY_BUFFER,s,i.indices.length,1,t.STATIC_DRAW)}if(i.edgeIndices.length>0){const s=new Uint32Array(i.edgeIndices);e.edgeIndicesBuf=new je(t,t.ELEMENT_ARRAY_BUFFER,s,i.edgeIndices.length,1,t.STATIC_DRAW)}this._state.pbrSupported=!!(e.metallicRoughnessBuf&&e.uvBuf&&e.normalsBuf&&e.textureSet&&e.textureSet.colorTexture&&e.textureSet.metallicRoughnessTexture),this._state.colorTextureSupported=!!e.uvBuf&&!!e.textureSet&&!!e.textureSet.colorTexture,this._buffer=null,this._finalized=!0}isEmpty(){return!this._state.indicesBuf}initFlags(e,t,i){t&Y&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ie&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&te&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&se&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&$&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&re&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&q&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Z&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,!0)}flushInitFlags(){this._setDeferredFlags()}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&Y?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&re?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&$?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&Z?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&q?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";const i=e,s=this._portions[i],r=4*s.vertsBaseIndex,o=4*s.numVerts,n=this._scratchMemory.getUInt8Array(o),a=t[0],l=t[1],A=t[2],h=t[3];for(let e=0;e<o;e+=4)n[e+0]=a,n[e+1]=l,n[e+2]=A,n[e+3]=h;this._state.colorsBuf&&this._state.colorsBuf.setData(n,r,o)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i,s=!1){if(!this._finalized)throw"Not finalized";const r=e,o=this._portions[r],n=o.vertsBaseIndex,a=o.numVerts,l=!!(t&Y),A=!!(t&te),h=!!(t&ie),c=!!(t&se),u=!!(t&re),d=!!(t&q),p=!!(t&Z);let f,g;f=!l||p||A||h&&!this.model.scene.highlightMaterial.glowThrough||c&&!this.model.scene.selectedMaterial.glowThrough?hr.NOT_RENDERED:i?hr.COLOR_TRANSPARENT:hr.COLOR_OPAQUE,g=!l||p?hr.NOT_RENDERED:c?hr.SILHOUETTE_SELECTED:h?hr.SILHOUETTE_HIGHLIGHTED:A?hr.SILHOUETTE_XRAYED:hr.NOT_RENDERED;let m=0;m=!l||p?hr.NOT_RENDERED:c?hr.EDGES_SELECTED:h?hr.EDGES_HIGHLIGHTED:A?hr.EDGES_XRAYED:u?i?hr.EDGES_COLOR_TRANSPARENT:hr.EDGES_COLOR_OPAQUE:hr.NOT_RENDERED;let _=l&&!p&&d?hr.PICK:hr.NOT_RENDERED;const v=t&$?1:0;if(s){this._deferredFlagValues||(this._deferredFlagValues=new Float32Array(this._numVerts));for(let e=n,t=n+a;e<t;e++){let t=0;t|=f,t|=g<<4,t|=m<<8,t|=_<<12,t|=v<<16,this._deferredFlagValues[e]=t}}else if(this._state.flagsBuf){const e=this._scratchMemory.getFloat32Array(a);for(let t=0;t<a;t++){let i=0;i|=f,i|=g<<4,i|=m<<8,i|=_<<12,i|=v<<16,e[t]=i}this._state.flagsBuf.setData(e,n,a)}}_setDeferredFlags(){this._deferredFlagValues&&(this._state.flagsBuf.setData(this._deferredFlagValues),this._deferredFlagValues=null)}setOffset(e,t){if(!this._finalized)throw"Not finalized";if(!this.model.scene.entityOffsetsEnabled)return void this.model.error("Entity#offset not enabled for this Viewer");const i=e,s=this._portions[i],r=3*s.vertsBaseIndex,o=3*s.numVerts,n=this._scratchMemory.getFloat32Array(o),a=t[0],l=t[1],A=t[2];for(let e=0;e<o;e+=3)n[e+0]=a,n[e+1]=l,n[e+2]=A;this._state.offsetsBuf&&this._state.offsetsBuf.setData(n,r,o),this.model.scene.readableGeometryEnabled&&(s.offset[0]=t[0],s.offset[1]=t[1],s.offset[2]=t[2])}getEachVertex(e,t){if(!this.model.scene.readableGeometryEnabled)return;const i=this._state,s=this._portions[e];if(!s)return void this.model.error("portion not found: "+e);const r=s.quantizedPositions,o=this.model.matrix,n=c.vec4();n.set(i.origin,0),n[3]=1,c.mulMat4v4(o,n,n);const a=n[0],l=n[1],A=n[2],h=lo,u=i.positionsDecodeMatrix;for(let e=0,i=r.length;e<i;e+=3)h[0]=r[e],h[1]=r[e+1],h[2]=r[e+2],h[3]=1,c.decompressPosition(h,u),h[3]=1,c.mulMat4v4(o,h,h),h[0]+=a,h[1]+=l,h[2]+=A,t(h)}getEachIndex(e,t){if(!this.model.scene.readableGeometryEnabled)return;const i=this._portions[e];if(!i)return void this.model.error("portion not found: "+e);const s=i.indices;for(let e=0,i=s.length;e<i;e++)t(s[e])}getElementsCountAndOffset(e){let t=null,i=null;const s=this._portions[e];return s&&(t=s.numIndices,i=s.indicesBaseIndex),{count:t,offset:i}}drawColorOpaque(e,t){if(this._numCulledLayerPortions===this._numPortions||0===this._numVisibleLayerPortions||this._numTransparentLayerPortions===this._numPortions||this._numXRayedLayerPortions===this._numPortions)return;this._updateBackfaceCull(e,t);const i=this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff;t.withSAO&&this.model.saoEnabled?t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRendererWithSAO&&this._renderers.pbrRendererWithSAO.drawLayer(t,this,hr.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererWithSAOAlphaCutoff&&this._renderers.colorTextureRendererWithSAOAlphaCutoff.drawLayer(t,this,hr.COLOR_OPAQUE):this._renderers.colorTextureRendererWithSAO&&this._renderers.colorTextureRendererWithSAO.drawLayer(t,this,hr.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,hr.COLOR_OPAQUE):this._renderers.flatColorRendererWithSAO&&this._renderers.flatColorRendererWithSAO.drawLayer(t,this,hr.COLOR_OPAQUE):t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,hr.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,hr.COLOR_OPAQUE):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,hr.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_OPAQUE):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,hr.COLOR_OPAQUE)}_updateBackfaceCull(e,t){const i=this.model.backfaces||!this.solid||e.sectioned;if(t.backfaces!==i){const e=t.gl;i?e.disable(e.CULL_FACE):e.enable(e.CULL_FACE),t.backfaces=i}}drawColorTransparent(e,t){if(this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions)if(this._updateBackfaceCull(e,t),t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported)this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT);else if(t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported){this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,hr.COLOR_TRANSPARENT):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT)}else this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT)}drawDepth(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,hr.COLOR_OPAQUE))}drawNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,hr.COLOR_OPAQUE))}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_XRAYED))}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_HIGHLIGHTED))}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_SELECTED))}drawEdgesColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,hr.EDGES_COLOR_OPAQUE)}drawEdgesColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&0!==this._numTransparentLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,hr.EDGES_COLOR_TRANSPARENT)}drawEdgesHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,hr.EDGES_HIGHLIGHTED)}drawEdgesSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,hr.EDGES_SELECTED)}drawEdgesXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,hr.EDGES_XRAYED)}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,hr.COLOR_OPAQUE))}drawShadow(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,hr.COLOR_OPAQUE))}drawPickMesh(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,hr.PICK))}drawPickDepths(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,hr.PICK))}drawPickNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsFlatRenderer&&this._renderers.pickNormalsFlatRenderer.drawLayer(t,this,hr.PICK))}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,hr.PICK))}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,hr.PICK))}precisionRayPickSurface(e,t,i,s,r){if(!this.model.scene.readableGeometryEnabled)return!1;const o=this._state,n=this._portions[e];if(!n)return this.model.error("portion not found: "+e),!1;const a=n.quantizedPositions,l=n.indices,A=o.origin,h=n.offset,u=Ao,d=ho;u.set(A?c.subVec3(t,A,co):t),d.set(i),h&&c.subVec3(u,h),c.transformRay(this.model.worldNormalMatrix,u,d,u,d);const p=uo,f=po,g=fo;let m=!1,_=0;const v=go;for(let e=0,i=l.length;e<i;e+=3){const i=3*l[e],n=3*l[e+1],b=3*l[e+2];if(p[0]=a[i],p[1]=a[i+1],p[2]=a[i+2],f[0]=a[n],f[1]=a[n+1],f[2]=a[n+2],g[0]=a[b],g[1]=a[b+1],g[2]=a[b+2],c.decompressPosition(p,o.positionsDecodeMatrix),c.decompressPosition(f,o.positionsDecodeMatrix),c.decompressPosition(g,o.positionsDecodeMatrix),c.rayTriangleIntersect(u,d,p,f,g,v)){c.transformPoint3(this.model.worldMatrix,v,v),h&&c.addVec3(v,h),A&&c.addVec3(v,A);const e=Math.abs(c.lenVec3(c.subVec3(v,t,[])));(!m||e>_)&&(_=e,s.set(v),r&&c.triangleNormal(p,f,g,r),m=!0)}}return m&&r&&(c.transformVec3(this.model.worldNormalMatrix,r,r),c.normalizeVec3(r)),m}destroy(){const e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.normalsBuf&&(e.normalsBuf.destroy(),e.normalsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.indicesBuf&&(e.indicesBuf.destroy(),e.indicessBuf=null),e.edgeIndicesBuf&&(e.edgeIndicesBuf.destroy(),e.edgeIndicessBuf=null),e.destroy()}}class _o extends mr{constructor(e,t,{edges:i=!1,useAlphaCutoff:s=!1}={}){super(e,t,{instancing:!0,edges:i,useAlphaCutoff:s})}_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;this._edges?t.drawElementsInstanced(t.LINES,i.edgeIndicesBuf.numItems,i.edgeIndicesBuf.itemType,0,i.numInstances):(t.drawElementsInstanced(t.TRIANGLES,i.indicesBuf.numItems,i.indicesBuf.itemType,0,i.numInstances),r&&s.drawElements++)}}class vo extends _o{_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0;let r,o,n;const a=[];for(a.push("#version 300 es"),a.push("// Instancing geometry drawing vertex shader"),a.push("uniform int renderPass;"),a.push("in vec3 position;"),a.push("in vec2 normal;"),a.push("in vec4 color;"),a.push("in float flags;"),e.entityOffsetsEnabled&&a.push("in vec3 offset;"),a.push("in vec4 modelMatrixCol0;"),a.push("in vec4 modelMatrixCol1;"),a.push("in vec4 modelMatrixCol2;"),a.push("in vec4 modelNormalMatrixCol0;"),a.push("in vec4 modelNormalMatrixCol1;"),a.push("in vec4 modelNormalMatrixCol2;"),this._addMatricesUniformBlockLines(a,!0),e.logarithmicDepthBufferEnabled&&(a.push("uniform float logDepthBufFC;"),a.push("out float vFragDepth;"),a.push("bool isPerspectiveMatrix(mat4 m) {"),a.push("    return (m[2][3] == - 1.0);"),a.push("}"),a.push("out float isPerspective;")),a.push("uniform vec4 lightAmbient;"),r=0,o=i.lights.length;r<o;r++)n=i.lights[r],"ambient"!==n.type&&(a.push("uniform vec4 lightColor"+r+";"),"dir"===n.type&&a.push("uniform vec3 lightDir"+r+";"),"point"===n.type&&a.push("uniform vec3 lightPos"+r+";"),"spot"===n.type&&(a.push("uniform vec3 lightPos"+r+";"),a.push("uniform vec3 lightDir"+r+";")));for(a.push("vec3 octDecode(vec2 oct) {"),a.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),a.push("    if (v.z < 0.0) {"),a.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),a.push("    }"),a.push("    return normalize(v);"),a.push("}"),s&&(a.push("out vec4 vWorldPosition;"),a.push("out float vFlags;")),a.push("out vec4 vColor;"),a.push("void main(void) {"),a.push("int colorFlag = int(flags) & 0xF;"),a.push("if (colorFlag != renderPass) {"),a.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),a.push("} else {"),a.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),a.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&a.push("worldPosition.xyz = worldPosition.xyz + offset;"),a.push("vec4 viewPosition  = viewMatrix * worldPosition; "),a.push("vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),a.push("vec4 worldNormal = worldNormalMatrix * vec4(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2), 0.0);"),a.push("vec3 viewNormal = normalize(vec4(viewNormalMatrix * worldNormal).xyz);"),a.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),a.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),a.push("float lambertian = 1.0;"),r=0,o=i.lights.length;r<o;r++)if(n=i.lights[r],"ambient"!==n.type){if("dir"===n.type)"view"===n.space?a.push("viewLightDir = normalize(lightDir"+r+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+r+", 0.0)).xyz);");else if("point"===n.type)"view"===n.space?a.push("viewLightDir = -normalize(lightPos"+r+" - viewPosition.xyz);"):a.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+r+", 0.0)).xyz);");else{if("spot"!==n.type)continue;"view"===n.space?a.push("viewLightDir = normalize(lightDir"+r+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+r+", 0.0)).xyz);")}a.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),a.push("reflectedColor += lambertian * (lightColor"+r+".rgb * lightColor"+r+".a);")}return a.push("vec3 rgb = (vec3(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0));"),a.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),a.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(a.push("vFragDepth = 1.0 + clipPos.w;"),a.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(a.push("vWorldPosition = worldPosition;"),a.push("vFlags = flags;")),a.push("gl_Position = clipPos;"),a.push("}"),a.push("}"),a}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor                = vec4(newColor.rgb * ambient, 1.0);")):s.push("    outColor           = newColor;"),s.push("}"),s}}class bo extends _o{_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry flat-shading drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState;let s,r;const o=t.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Instancing geometry flat-shading drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),o){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");n.push("uniform float sliceThickness;"),n.push("uniform vec4 sliceColor;")}for(this._addMatricesUniformBlockLines(n),n.push("uniform vec4 lightAmbient;"),s=0,r=i.lights.length;s<r;s++){const e=i.lights[s];"ambient"!==e.type&&(n.push("uniform vec4 lightColor"+s+";"),"dir"===e.type&&n.push("uniform vec3 lightDir"+s+";"),"point"===e.type&&n.push("uniform vec3 lightPos"+s+";"),"spot"===e.type&&(n.push("uniform vec3 lightPos"+s+";"),n.push("uniform vec3 lightDir"+s+";")))}if(n.push("in vec4 vViewPosition;"),n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),n.push("  vec4 newColor;"),n.push("  newColor = vColor;"),o){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > sliceThickness) { "),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      newColor = sliceColor;"),n.push("  }"),n.push("}")}for(n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;"),n.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),n.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),n.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );"),s=0,r=i.lights.length;s<r;s++){const e=i.lights[s];if("ambient"!==e.type){if("dir"===e.type)"view"===e.space?n.push("viewLightDir = normalize(lightDir"+s+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+s+", 0.0)).xyz);");else if("point"===e.type)"view"===e.space?n.push("viewLightDir = -normalize(lightPos"+s+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+s+", 0.0)).xyz);");else{if("spot"!==e.type)continue;"view"===e.space?n.push("viewLightDir = normalize(lightDir"+s+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+s+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+s+".rgb * lightColor"+s+".a);")}}return n.push("vec4 fragColor = vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   outColor            = vec4(fragColor.rgb * ambient, 1.0);")):n.push("    outColor           = fragColor;"),e.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}class yo extends _o{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 color;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 silhouetteColor;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vColor = vec4(silhouetteColor.r, silhouetteColor.g, silhouetteColor.b, min(silhouetteColor.a, float(color.a) / 255.0));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing fill fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = newColor;"),s.push("}"),s}}class xo extends _o{constructor(e,t){super(e,t,{instancing:!0,edges:!0})}}class Bo extends xo{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesEmphasisRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("uniform vec4 color;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// EdgesEmphasisRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class wo extends xo{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!1})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesColorRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(float(color.r*0.5) / 255.0, float(color.g*0.5) / 255.0, float(color.b*0.5) / 255.0, float(color.a) / 255.0);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// EdgesColorRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class Po extends _o{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry picking vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 pickColor;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry picking fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vPickColor; "),s.push("}"),s}}class Co extends _o{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("  vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}class Mo extends _o{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec2 normal;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("in vec4 modelNormalMatrixCol0;"),i.push("in vec4 modelNormalMatrixCol1;"),i.push("in vec4 modelNormalMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vWorldNormal;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),i.push("  vec3 worldNormal = vec3(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2));"),i.push("  vWorldNormal = worldNormal;"),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vWorldNormal;"),s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("if (sectionPlaneActive"+r+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push(`    outNormal = ivec4(vWorldNormal * float(${c.MAX_INT}), 1.0);`),s.push("}"),s}}class Eo extends _o{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesInstancingOcclusionRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesInstancingOcclusionRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}}class Fo extends _o{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry depth drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec2 vHighPrecisionZW;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Instancing geometry depth drawing fragment shader"),o.push("precision highp float;"),o.push("precision highp int;"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r)for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");if(o.push("in vec2 vHighPrecisionZW;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){for(o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("if (sectionPlaneActive"+i+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+i+".xyz, vWorldPosition.xyz - sectionPlanePos"+i+".xyz), 0.0, 1000.0);"),o.push("}");o.push("if (dist > 0.0) { discard; }"),o.push("}")}return e.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),o.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),o.push("}"),o}}class Io extends _o{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i,!0),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("  vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry depth drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}class Do extends _o{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry shadow drawing vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("bool visible = (colorFlag > 0);"),i.push("bool transparent  = ((float(color.a) / 255.0) < 1.0);"),i.push("if (!visible || transparent) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  gl_Position = shadowProjMatrix * viewPosition;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry depth drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}const So={3e3:"linearToLinear",3001:"sRGBToLinear"};class To extends _o{_getHash(){const e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0,r=t.clippingCaps,o=[];return o.push("#version 300 es"),o.push("// Instancing geometry quality drawing vertex shader"),o.push("uniform int renderPass;"),o.push("in vec3 position;"),o.push("in vec3 normal;"),o.push("in vec4 color;"),o.push("in vec2 uv;"),o.push("in vec2 metallicRoughness;"),o.push("in float flags;"),e.entityOffsetsEnabled&&o.push("in vec3 offset;"),o.push("in vec4 modelMatrixCol0;"),o.push("in vec4 modelMatrixCol1;"),o.push("in vec4 modelMatrixCol2;"),o.push("in vec4 modelNormalMatrixCol0;"),o.push("in vec4 modelNormalMatrixCol1;"),o.push("in vec4 modelNormalMatrixCol2;"),this._addMatricesUniformBlockLines(o,!0),o.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;")),o.push("vec3 octDecode(vec2 oct) {"),o.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),o.push("    if (v.z < 0.0) {"),o.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),o.push("    }"),o.push("    return normalize(v);"),o.push("}"),o.push("out vec4 vViewPosition;"),o.push("out vec3 vViewNormal;"),o.push("out vec4 vColor;"),o.push("out vec2 vUV;"),o.push("out vec2 vMetallicRoughness;"),i.lightMaps.length>0&&o.push("out vec3 vWorldNormal;"),s&&(o.push("out vec4 vWorldPosition;"),o.push("out float vFlags;"),r&&o.push("out vec4 vClipPosition;")),o.push("void main(void) {"),o.push("int colorFlag = int(flags) & 0xF;"),o.push("if (colorFlag != renderPass) {"),o.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),o.push("} else {"),o.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),o.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&o.push("      worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix * worldPosition; "),o.push("vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),o.push("vec4 worldNormal = worldNormalMatrix * vec4(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2), 1.0);"),o.push("vec3 viewNormal = vec4(viewNormalMatrix * worldNormal).xyz;"),o.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(o.push("vWorldPosition = worldPosition;"),o.push("vFlags = flags;"),r&&o.push("vClipPosition = clipPos;")),o.push("vViewPosition = viewPosition;"),o.push("vViewNormal = viewNormal;"),o.push("vColor = color;"),o.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),o.push("vMetallicRoughness = metallicRoughness;"),i.lightMaps.length>0&&o.push("vWorldNormal = worldNormal.xyz;"),o.push("gl_Position = clipPos;"),o.push("}"),o.push("}"),o}_buildFragmentShader(){const e=this._scene,t=e.gammaOutput,i=e._sectionPlanesState,s=e._lightsState,r=i.getNumAllocatedSectionPlanes()>0,o=i.clippingCaps,n=[];n.push("#version 300 es"),n.push("// Instancing geometry quality drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),n.push("uniform sampler2D uColorMap;"),n.push("uniform sampler2D uMetallicRoughMap;"),n.push("uniform sampler2D uEmissiveMap;"),n.push("uniform sampler2D uNormalMap;"),this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),s.reflectionMaps.length>0&&n.push("uniform samplerCube reflectionMap;"),s.lightMaps.length>0&&n.push("uniform samplerCube lightMap;"),n.push("uniform vec4 lightAmbient;");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];"ambient"!==t.type&&(n.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&n.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&n.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(n.push("uniform vec3 lightPos"+e+";"),n.push("uniform vec3 lightDir"+e+";")))}if(n.push("uniform float gammaFactor;"),n.push("vec4 linearToLinear( in vec4 value ) {"),n.push("  return value;"),n.push("}"),n.push("vec4 sRGBToLinear( in vec4 value ) {"),n.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),n.push("}"),n.push("vec4 gammaToLinear( in vec4 value) {"),n.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),n.push("}"),t&&(n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}")),r){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),o&&n.push("in vec4 vClipPosition;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";")}if(n.push("in vec4 vViewPosition;"),n.push("in vec3 vViewNormal;"),n.push("in vec4 vColor;"),n.push("in vec2 vUV;"),n.push("in vec2 vMetallicRoughness;"),s.lightMaps.length>0&&n.push("in vec3 vWorldNormal;"),this._addMatricesUniformBlockLines(n,!0),n.push("#define PI 3.14159265359"),n.push("#define RECIPROCAL_PI 0.31830988618"),n.push("#define RECIPROCAL_PI2 0.15915494"),n.push("#define EPSILON 1e-6"),n.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),n.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),n.push("       vec3 texel = texture( uNormalMap, uv ).xyz;"),n.push("       if (texel.r == 0.0 && texel.g == 0.0 && texel.b == 0.0) {"),n.push("              return normalize(surf_norm );"),n.push("       }"),n.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),n.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),n.push("      vec2 st0 = dFdx( uv.st );"),n.push("      vec2 st1 = dFdy( uv.st );"),n.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),n.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),n.push("      vec3 N = normalize( surf_norm );"),n.push("      vec3 mapN = texel.xyz * 2.0 - 1.0;"),n.push("      mat3 tsn = mat3( S, T, N );"),n.push("      return normalize( tsn * mapN );"),n.push("}"),n.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),n.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),n.push("}"),n.push("struct IncidentLight {"),n.push("   vec3 color;"),n.push("   vec3 direction;"),n.push("};"),n.push("struct ReflectedLight {"),n.push("   vec3 diffuse;"),n.push("   vec3 specular;"),n.push("};"),n.push("struct Geometry {"),n.push("   vec3 position;"),n.push("   vec3 viewNormal;"),n.push("   vec3 worldNormal;"),n.push("   vec3 viewEyeDir;"),n.push("};"),n.push("struct Material {"),n.push("   vec3    diffuseColor;"),n.push("   float   specularRoughness;"),n.push("   vec3    specularColor;"),n.push("   float   shine;"),n.push("};"),n.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),n.push("   float r = ggxRoughness + 0.0001;"),n.push("   return (2.0 / (r * r) - 2.0);"),n.push("}"),n.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),n.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),n.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),n.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),n.push("}"),s.reflectionMaps.length>0&&(n.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),n.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),n.push("   vec3 envMapColor = "+So[s.reflectionMaps[0].encoding]+"(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),n.push("  return envMapColor;"),n.push("}")),n.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),n.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),n.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),n.push("}"),n.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),n.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),n.push("   return 1.0 / ( gl * gv );"),n.push("}"),n.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),n.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),n.push("   return 0.5 / max( gv + gl, EPSILON );"),n.push("}"),n.push("float D_GGX(const in float alpha, const in float dotNH) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),n.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),n.push("}"),n.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),n.push("   float alpha = ( roughness * roughness );"),n.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),n.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),n.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),n.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),n.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),n.push("   vec3  F = F_Schlick( specularColor, dotLH );"),n.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),n.push("   float D = D_GGX( alpha, dotNH );"),n.push("   return F * (G * D);"),n.push("}"),n.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),n.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),n.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),n.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),n.push("   vec4 r = roughness * c0 + c1;"),n.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),n.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),n.push("   return specularColor * AB.x + AB.y;"),n.push("}"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&(n.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),s.lightMaps.length>0&&(n.push("   vec3 irradiance = "+So[s.lightMaps[0].encoding]+"(texture(lightMap, geometry.worldNormal)).rgb;"),n.push("   irradiance *= PI;"),n.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),n.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),s.reflectionMaps.length>0&&(n.push("   vec3 reflectVec             = reflect(geometry.viewEyeDir, geometry.viewNormal);"),n.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),n.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),n.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),n.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),n.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),n.push("}")),n.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),n.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),n.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),n.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),n.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),n.push("}"),n.push("out vec4 outColor;"),n.push("void main(void) {"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");o?(n.push("  if (dist > (0.002 * vClipPosition.w)) {"),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      outColor=vec4(1.0, 0.0, 0.0, 1.0);"),e.logarithmicDepthBufferEnabled&&n.push("  gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("  return;"),n.push("}")):(n.push("  if (dist > 0.0) { "),n.push("      discard;"),n.push("  }")),n.push("}")}n.push("IncidentLight  light;"),n.push("Material       material;"),n.push("Geometry       geometry;"),n.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),n.push("vec3 rgb = (vec3(float(vColor.r) / 255.0, float(vColor.g) / 255.0, float(vColor.b) / 255.0));"),n.push("float opacity = float(vColor.a) / 255.0;"),n.push("vec3  baseColor = rgb;"),n.push("float specularF0 = 1.0;"),n.push("float metallic = float(vMetallicRoughness.r) / 255.0;"),n.push("float roughness = float(vMetallicRoughness.g) / 255.0;"),n.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),n.push("vec4 colorTexel = sRGBToLinear(texture(uColorMap, vUV));"),n.push("baseColor *= colorTexel.rgb;"),n.push("vec3 metalRoughTexel = texture(uMetallicRoughMap, vUV).rgb;"),n.push("metallic *= metalRoughTexel.b;"),n.push("roughness *= metalRoughTexel.g;"),n.push("vec3 viewNormal = perturbNormal2Arb( vViewPosition.xyz, normalize(vViewNormal), vUV );"),n.push("material.diffuseColor      = baseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),n.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),n.push("material.specularColor     = mix(vec3(dielectricSpecular), baseColor, metallic);"),n.push("geometry.position      = vViewPosition.xyz;"),n.push("geometry.viewNormal    = -normalize(viewNormal);"),n.push("geometry.viewEyeDir    = normalize(vViewPosition.xyz);"),s.lightMaps.length>0&&n.push("geometry.worldNormal   = normalize(vWorldNormal);"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&n.push("computePBRLightMapping(geometry, material, reflectedLight);");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?n.push("light.direction = normalize(lightDir"+e+");"):n.push("light.direction = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?n.push("light.direction = normalize(lightPos"+e+" - vViewPosition.xyz);"):n.push("light.direction = normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?n.push("light.direction = normalize(lightDir"+e+");"):n.push("light.direction = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}n.push("light.color =  lightColor"+e+".rgb * lightColor"+e+".a;"),n.push("computePBRLighting(light, geometry, material, reflectedLight);")}}return n.push("vec3 emissiveColor = sRGBToLinear(texture(uEmissiveMap, vUV)).rgb;"),n.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * baseColor * opacity * rgb) + (reflectedLight.diffuse) + (reflectedLight.specular) + emissiveColor;"),n.push("vec4 fragColor;"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   fragColor            = vec4(outgoingLight.rgb * ambient, opacity);")):n.push("   fragColor            = vec4(outgoingLight.rgb, opacity);"),t&&n.push("fragColor = linearToGamma(fragColor, gammaFactor);"),n.push("outColor = fragColor;"),e.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}class Ro extends _o{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&i.push("out float vFlags;"),i.push("out vec4 vWorldPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&i.push("vFlags = flags;"),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("in vec4 vWorldPosition;"),i){s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("if (sectionPlaneActive"+r+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),s.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),s.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),s.push(`  outNormal = ivec4(worldNormal * float(${c.MAX_INT}), 1.0);`),s.push("}"),s}}class Lo extends _o{_getHash(){const e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in vec2 uv;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),i.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("out vec2 vUV;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e.gammaOutput,i=e._lightsState,s=e._sectionPlanesState,r=s.getNumAllocatedSectionPlanes()>0,o=this._useAlphaCutoff,n=[];if(n.push("#version 300 es"),n.push("// Instancing geometry drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),n.push("uniform sampler2D uColorMap;"),this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),n.push("uniform float gammaFactor;"),n.push("vec4 linearToLinear( in vec4 value ) {"),n.push("  return value;"),n.push("}"),n.push("vec4 sRGBToLinear( in vec4 value ) {"),n.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),n.push("}"),n.push("vec4 gammaToLinear( in vec4 value) {"),n.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),n.push("}"),t&&(n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}")),r){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;");for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");n.push("uniform float sliceThickness;"),n.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(n),n.push("uniform vec4 lightAmbient;");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];"ambient"!==t.type&&(n.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&n.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&n.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(n.push("uniform vec3 lightPos"+e+";"),n.push("uniform vec3 lightDir"+e+";")))}if(o&&n.push("uniform float materialAlphaCutoff;"),n.push("in vec4 vViewPosition;"),n.push("in vec4 vColor;"),n.push("in vec2 vUV;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),n.push("  vec4 newColor;"),n.push("  newColor = vColor;"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > sliceThickness) { "),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      newColor = sliceColor;"),n.push("  }"),n.push("}")}n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;"),n.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),n.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),n.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?n.push("viewLightDir = normalize(lightDir"+e+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?n.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?n.push("viewLightDir = normalize(lightDir"+e+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}return n.push("vec4 color =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),n.push("vec4 sampleColor = texture(uColorMap, vUV);"),o&&(n.push("if (sampleColor.a < materialAlphaCutoff) {"),n.push("   discard;"),n.push("}")),t&&n.push("sampleColor = sRGBToLinear(sampleColor);"),n.push("vec4 colorTexel = color * sampleColor;"),n.push("float opacity = color.a;"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   outColor                = vec4(colorTexel.rgb * ambient, opacity);")):n.push("   outColor                = vec4(colorTexel.rgb, opacity);"),t&&n.push("outColor = linearToGamma(outColor, gammaFactor);"),e.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}const Uo=c.vec3(),Oo=c.vec3(),ko=c.vec3(),No=c.vec3(),Qo=c.mat4();class Vo extends mr{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.canvas.gl,n=r.camera,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,u=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=Uo;let f,g;if(p[0]=c.safeInv(u[3]-u[0])*c.MAX_INT,p[1]=c.safeInv(u[4]-u[1])*c.MAX_INT,p[2]=c.safeInv(u[5]-u[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(p[0]),e.snapPickCoordinateScale[1]=c.safeInv(p[1]),e.snapPickCoordinateScale[2]=c.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=Oo;if(l){const e=c.transformPoint3(h,l,ko);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=W(d,t,Qo),g=No,g[0]=n.eye[0]-t[0],g[1]=n.eye[1]-t[1],g[2]=n.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=d,g=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,g),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,p),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1)),a.indicesBuf.bind(),o.drawElementsInstanced(o.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind(),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`outNormal = ivec4(worldNormal * float(${c.MAX_INT}), 1.0);`),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Ho=c.vec3(),jo=c.vec3(),Go=c.vec3(),zo=c.vec3(),Wo=c.mat4();class Ko extends mr{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(t),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,u=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=Ho;let f,g;if(p[0]=c.safeInv(u[3]-u[0])*c.MAX_INT,p[1]=c.safeInv(u[4]-u[1])*c.MAX_INT,p[2]=c.safeInv(u[5]-u[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(p[0]),e.snapPickCoordinateScale[1]=c.safeInv(p[1]),e.snapPickCoordinateScale[2]=c.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=jo;if(l){const e=c.transformPoint3(h,l,Go);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=W(d,t,Wo),g=zo,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=d,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1),"edge"===e.snapMode?(a.edgeIndicesBuf.bind(),n.drawElementsInstanced(n.LINES,a.edgeIndicesBuf.numItems,a.edgeIndicesBuf.itemType,0,a.numInstances),a.edgeIndicesBuf.unbind()):n.drawArraysInstanced(n.POINTS,0,a.positionsBuf.numItems,a.numInstances),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class Xo{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorTextureRenderer&&!this._colorTextureRenderer.getValid()&&(this._colorTextureRenderer.destroy(),this._colorTextureRenderer=null),this._colorTextureRendererWithSAO&&!this._colorTextureRendererWithSAO.getValid()&&(this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererWithSAO=null),this._colorTextureRendererAlphaCutoff&&!this._colorTextureRendererAlphaCutoff.getValid()&&(this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererAlphaCutoff=null),this._colorTextureRendererWithSAOAlphaCutoff&&!this._colorTextureRendererWithSAOAlphaCutoff.getValid()&&(this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff=null),this._pbrRenderer&&!this._pbrRenderer.getValid()&&(this._pbrRenderer.destroy(),this._pbrRenderer=null),this._pbrRendererWithSAO&&!this._pbrRendererWithSAO.getValid()&&(this._pbrRendererWithSAO.destroy(),this._pbrRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}eagerCreateRenders(){this._silhouetteRenderer||(this._silhouetteRenderer=new yo(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new Po(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new Co(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new Vo(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new Ko(this._scene))}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new vo(this._scene,!1)),this._colorRenderer}get colorRendererWithSAO(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new vo(this._scene,!0)),this._colorRendererWithSAO}get flatColorRenderer(){return this._flatColorRenderer||(this._flatColorRenderer=new bo(this._scene,!1)),this._flatColorRenderer}get flatColorRendererWithSAO(){return this._flatColorRendererWithSAO||(this._flatColorRendererWithSAO=new bo(this._scene,!0)),this._flatColorRendererWithSAO}get colorTextureRenderer(){return this._colorTextureRenderer||(this._colorTextureRenderer=new Lo(this._scene,!1)),this._colorTextureRenderer}get colorTextureRendererWithSAO(){return this._colorTextureRendererWithSAO||(this._colorTextureRendererWithSAO=new Lo(this._scene,!0)),this._colorTextureRendererWithSAO}get colorTextureRendererAlphaCutoff(){return this._colorTextureRendererAlphaCutoff||(this._colorTextureRendererAlphaCutoff=new Lo(this._scene,!1,{useAlphaCutoff:!0})),this._colorTextureRendererAlphaCutoff}get colorTextureRendererWithSAOAlphaCutoff(){return this._colorTextureRendererWithSAOAlphaCutoff||(this._colorTextureRendererWithSAOAlphaCutoff=new Lo(this._scene,!0,{useAlphaCutoff:!0})),this._colorTextureRendererWithSAOAlphaCutoff}get pbrRenderer(){return this._pbrRenderer||(this._pbrRenderer=new To(this._scene,!1)),this._pbrRenderer}get pbrRendererWithSAO(){return this._pbrRendererWithSAO||(this._pbrRendererWithSAO=new To(this._scene,!0)),this._pbrRendererWithSAO}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new yo(this._scene)),this._silhouetteRenderer}get depthRenderer(){return this._depthRenderer||(this._depthRenderer=new Fo(this._scene)),this._depthRenderer}get normalsRenderer(){return this._normalsRenderer||(this._normalsRenderer=new Io(this._scene)),this._normalsRenderer}get edgesRenderer(){return this._edgesRenderer||(this._edgesRenderer=new Bo(this._scene)),this._edgesRenderer}get edgesColorRenderer(){return this._edgesColorRenderer||(this._edgesColorRenderer=new wo(this._scene)),this._edgesColorRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new Po(this._scene)),this._pickMeshRenderer}get pickNormalsRenderer(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new Mo(this._scene)),this._pickNormalsRenderer}get pickNormalsFlatRenderer(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new Ro(this._scene)),this._pickNormalsFlatRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new Co(this._scene)),this._pickDepthRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new Eo(this._scene)),this._occlusionRenderer}get shadowRenderer(){return this._shadowRenderer||(this._shadowRenderer=new Do(this._scene)),this._shadowRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new Ko(this._scene)),this._snapRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new Vo(this._scene)),this._snapInitRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorTextureRenderer&&this._colorTextureRenderer.destroy(),this._colorTextureRendererWithSAO&&this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererAlphaCutoff&&this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff&&this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._pbrRenderer&&this._pbrRenderer.destroy(),this._pbrRendererWithSAO&&this._pbrRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const Jo={};const Yo=new Uint8Array(4),Zo=new Float32Array(1),qo=c.vec4([0,0,0,1]),$o=new Float32Array(3),en=c.vec3(),tn=c.vec3(),sn=c.vec3(),rn=c.vec3(),on=c.vec3(),nn=c.vec3(),an=c.vec3(),ln=new Float32Array(4);class An{constructor(e){this.model=e.model,this.sortId="TrianglesInstancingLayer"+(e.solid?"-solid":"-surface")+(e.normals?"-normals":"-autoNormals"),this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=Jo[t];return i||(i=new Xo(e),Jo[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(()=>{i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(()=>{delete Jo[t],i._destroy()}))),i}(e.model.scene),this._aabb=c.collapseAABB3(),this._state=new At({numInstances:0,obb:c.OBB3(),origin:c.vec3(),geometry:e.geometry,textureSet:e.textureSet,pbrSupported:!1,positionsDecodeMatrix:e.geometry.positionsDecodeMatrix,colorsBuf:null,metallicRoughnessBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null,modelNormalMatrixCol0Buf:null,modelNormalMatrixCol1Buf:null,modelNormalMatrixCol2Buf:null,pickColorsBuf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=e.geometry.numIndices,this._colors=[],this._metallicRoughness=[],this._pickColors=[],this._offsets=[],this._modelMatrix=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._modelNormalMatrixCol0=[],this._modelNormalMatrixCol1=[],this._modelNormalMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=c.collapseAABB3(),this.aabbDirty=!0,e.origin&&this._state.origin.set(e.origin),this._finalized=!1,this.solid=!!e.solid,this.numIndices=e.geometry.numIndices,this.primitive=e.geometry.primitive}get aabb(){if(this.aabbDirty){c.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)c.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}createPortion(e,t){const i=t.color,s=t.metallic,r=t.roughness,o=null!==t.opacity&&void 0!==t.opacity?t.opacity:255,n=t.meshMatrix,a=t.pickColor;if(this._finalized)throw"Already finalized";const l=i[0],A=i[1],h=i[2];if(this._colors.push(l),this._colors.push(A),this._colors.push(h),this._colors.push(o),this._metallicRoughness.push(null!=s?s:0),this._metallicRoughness.push(null!=r?r:255),this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(n[0]),this._modelMatrixCol0.push(n[4]),this._modelMatrixCol0.push(n[8]),this._modelMatrixCol0.push(n[12]),this._modelMatrixCol1.push(n[1]),this._modelMatrixCol1.push(n[5]),this._modelMatrixCol1.push(n[9]),this._modelMatrixCol1.push(n[13]),this._modelMatrixCol2.push(n[2]),this._modelMatrixCol2.push(n[6]),this._modelMatrixCol2.push(n[10]),this._modelMatrixCol2.push(n[14]),this._state.geometry.normals){let e=c.transposeMat4(n,c.mat4()),t=c.inverseMat4(e);this._modelNormalMatrixCol0.push(t[0]),this._modelNormalMatrixCol0.push(t[4]),this._modelNormalMatrixCol0.push(t[8]),this._modelNormalMatrixCol0.push(t[12]),this._modelNormalMatrixCol1.push(t[1]),this._modelNormalMatrixCol1.push(t[5]),this._modelNormalMatrixCol1.push(t[9]),this._modelNormalMatrixCol1.push(t[13]),this._modelNormalMatrixCol2.push(t[2]),this._modelNormalMatrixCol2.push(t[6]),this._modelNormalMatrixCol2.push(t[10]),this._modelNormalMatrixCol2.push(t[14])}this._pickColors.push(a[0]),this._pickColors.push(a[1]),this._pickColors.push(a[2]),this._pickColors.push(a[3]),this._state.numInstances++;const u=this._portions.length,d={};return this.model.scene.readableGeometryEnabled&&(d.matrix=n.slice(),d.inverseMatrix=null,d.normalMatrix=null),this._portions.push(d),this._numPortions++,this.model.numPortions++,this._meshes.push(e),u}finalize(){if(this._finalized)return;const e=this._state,t=e.geometry,i=e.textureSet,s=this.model.scene.canvas.gl,r=this._colors.length,o=r/4;if(r>0){let t=!1;e.colorsBuf=new je(s,s.ARRAY_BUFFER,new Uint8Array(this._colors),this._colors.length,4,s.DYNAMIC_DRAW,t),this._colors=[]}if(this._metallicRoughness.length>0){const t=new Uint8Array(this._metallicRoughness);let i=!1;e.metallicRoughnessBuf=new je(s,s.ARRAY_BUFFER,t,this._metallicRoughness.length,2,s.STATIC_DRAW,i)}if(o>0){let t=!1;e.flagsBuf=new je(s,s.ARRAY_BUFFER,new Float32Array(o),o,1,s.DYNAMIC_DRAW,t)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){const t=!1;e.offsetsBuf=new je(s,s.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,s.DYNAMIC_DRAW,t),this._offsets=[]}if(t.positionsCompressed&&t.positionsCompressed.length>0){const i=!1;e.positionsBuf=new je(s,s.ARRAY_BUFFER,t.positionsCompressed,t.positionsCompressed.length,3,s.STATIC_DRAW,i),e.positionsDecodeMatrix=c.mat4(t.positionsDecodeMatrix)}if(t.colorsCompressed&&t.colorsCompressed.length>0){const i=new Uint8Array(t.colorsCompressed),r=!1;e.colorsBuf=new je(s,s.ARRAY_BUFFER,i,i.length,4,s.STATIC_DRAW,r)}if(t.uvCompressed&&t.uvCompressed.length>0){const i=t.uvCompressed;e.uvDecodeMatrix=t.uvDecodeMatrix,e.uvBuf=new je(s,s.ARRAY_BUFFER,i,i.length,2,s.STATIC_DRAW,!1)}if(t.indices&&t.indices.length>0&&(e.indicesBuf=new je(s,s.ELEMENT_ARRAY_BUFFER,new Uint32Array(t.indices),t.indices.length,1,s.STATIC_DRAW),e.numIndices=t.indices.length),"triangles"!==t.primitive&&"solid"!==t.primitive&&"surface"!==t.primitive||(e.edgeIndicesBuf=new je(s,s.ELEMENT_ARRAY_BUFFER,new Uint32Array(t.edgeIndices),t.edgeIndices.length,1,s.STATIC_DRAW)),this._modelMatrixCol0.length>0){const t=!1;e.modelMatrixCol0Buf=new je(s,s.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,s.STATIC_DRAW,t),e.modelMatrixCol1Buf=new je(s,s.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,s.STATIC_DRAW,t),e.modelMatrixCol2Buf=new je(s,s.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,s.STATIC_DRAW,t),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],e.normalsBuf&&(e.modelNormalMatrixCol0Buf=new je(s,s.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol0),this._modelNormalMatrixCol0.length,4,s.STATIC_DRAW,t),e.modelNormalMatrixCol1Buf=new je(s,s.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol1),this._modelNormalMatrixCol1.length,4,s.STATIC_DRAW,t),e.modelNormalMatrixCol2Buf=new je(s,s.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol2),this._modelNormalMatrixCol2.length,4,s.STATIC_DRAW,t),this._modelNormalMatrixCol0=[],this._modelNormalMatrixCol1=[],this._modelNormalMatrixCol2=[])}if(this._pickColors.length>0){const t=!1;e.pickColorsBuf=new je(s,s.ARRAY_BUFFER,new Uint8Array(this._pickColors),this._pickColors.length,4,s.STATIC_DRAW,t),this._pickColors=[]}e.pbrSupported=!!(e.metallicRoughnessBuf&&e.uvBuf&&e.normalsBuf&&i&&i.colorTexture&&i.metallicRoughnessTexture),e.colorTextureSupported=!!e.uvBuf&&!!i&&!!i.colorTexture,this.model.scene.readableGeometryEnabled||(this._state.geometry=null),this._finalized=!0}initFlags(e,t,i){t&Y&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ie&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&te&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&se&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&$&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&re&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&q&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Z&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&Y?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&re?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&$?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&q?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&Z?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";Yo[0]=t[0],Yo[1]=t[1],Yo[2]=t[2],Yo[3]=t[3],this._state.colorsBuf&&this._state.colorsBuf.setData(Yo,4*e)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i){if(!this._finalized)throw"Not finalized";const s=!!(t&Y),r=!!(t&te),o=!!(t&ie),n=!!(t&se),a=!!(t&re),l=!!(t&q),A=!!(t&Z);let h,c;h=!s||A||r||o&&!this.model.scene.highlightMaterial.glowThrough||n&&!this.model.scene.selectedMaterial.glowThrough?hr.NOT_RENDERED:i?hr.COLOR_TRANSPARENT:hr.COLOR_OPAQUE,c=!s||A?hr.NOT_RENDERED:n?hr.SILHOUETTE_SELECTED:o?hr.SILHOUETTE_HIGHLIGHTED:r?hr.SILHOUETTE_XRAYED:hr.NOT_RENDERED;let u=0;u=!s||A?hr.NOT_RENDERED:n?hr.EDGES_SELECTED:o?hr.EDGES_HIGHLIGHTED:r?hr.EDGES_XRAYED:a?i?hr.EDGES_COLOR_TRANSPARENT:hr.EDGES_COLOR_OPAQUE:hr.NOT_RENDERED;let d=0;d|=h,d|=c<<4,d|=u<<8,d|=(s&&!A&&l?hr.PICK:hr.NOT_RENDERED)<<12,d|=(t&$?1:0)<<16,Zo[0]=d,this._state.flagsBuf&&this._state.flagsBuf.setData(Zo,e)}setOffset(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?($o[0]=t[0],$o[1]=t[1],$o[2]=t[2],this._state.offsetsBuf&&this._state.offsetsBuf.setData($o,3*e)):this.model.error("Entity#offset not enabled for this Viewer")}getEachVertex(e,t){if(!this.model.scene.readableGeometryEnabled)return!1;const i=this._state,s=i.geometry,r=this._portions[e];if(!r)return void this.model.error("portion not found: "+e);const o=s.positionsCompressed,n=this.model.matrix,a=c.vec4();a.set(i.origin,0),a[3]=1,c.mulMat4v4(n,a,a);const l=a[0],A=a[1],h=a[2],u=qo,d=r.matrix,p=i.positionsDecodeMatrix;for(let e=0,i=o.length;e<i;e+=3)u[0]=o[e],u[1]=o[e+1],u[2]=o[e+2],c.decompressPosition(u,p),c.transformPoint3(d,u,u),u[3]=1,c.mulMat4v4(n,u,u),u[0]+=l,u[1]+=A,u[2]+=h,t(u)}getEachIndex(e,t){if(!this.model.scene.readableGeometryEnabled)return!1;const i=this._state.geometry;if(!this._portions[e])return void this.model.error("portion not found: "+e);const s=i.indices;for(let e=0,i=s.length;e<i;e++)t(s[e])}setMatrix(e,t){if(!this._finalized)throw"Not finalized";var i=4*e;ln[0]=t[0],ln[1]=t[4],ln[2]=t[8],ln[3]=t[12],this._state.modelMatrixCol0Buf.setData(ln,i),ln[0]=t[1],ln[1]=t[5],ln[2]=t[9],ln[3]=t[13],this._state.modelMatrixCol1Buf.setData(ln,i),ln[0]=t[2],ln[1]=t[6],ln[2]=t[10],ln[3]=t[14],this._state.modelMatrixCol2Buf.setData(ln,i)}drawColorOpaque(e,t){if(this._numCulledLayerPortions===this._numPortions||0===this._numVisibleLayerPortions||this._numTransparentLayerPortions===this._numPortions||this._numXRayedLayerPortions===this._numPortions)return;this._updateBackfaceCull(e,t);const i=this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff;t.withSAO&&this.model.saoEnabled?t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRendererWithSAO&&this._renderers.pbrRendererWithSAO.drawLayer(t,this,hr.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererWithSAOAlphaCutoff&&this._renderers.colorTextureRendererWithSAOAlphaCutoff.drawLayer(t,this,hr.COLOR_OPAQUE):this._renderers.colorTextureRendererWithSAO&&this._renderers.colorTextureRendererWithSAO.drawLayer(t,this,hr.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,hr.COLOR_OPAQUE):this._renderers.flatColorRendererWithSAO&&this._renderers.flatColorRendererWithSAO.drawLayer(t,this,hr.COLOR_OPAQUE):t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,hr.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,hr.COLOR_OPAQUE):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,hr.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_OPAQUE):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,hr.COLOR_OPAQUE)}_updateBackfaceCull(e,t){const i=this.model.backfaces||!this.solid||e.sectioned;if(t.backfaces!==i){const e=t.gl;i?e.disable(e.CULL_FACE):e.enable(e.CULL_FACE),t.backfaces=i}}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT))}drawDepth(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,hr.COLOR_OPAQUE))}drawNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,hr.COLOR_OPAQUE))}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_XRAYED))}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_HIGHLIGHTED))}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_SELECTED))}drawEdgesColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,hr.EDGES_COLOR_OPAQUE)}drawEdgesColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,hr.EDGES_COLOR_TRANSPARENT)}drawEdgesXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,hr.EDGES_XRAYED)}drawEdgesHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,hr.EDGES_HIGHLIGHTED)}drawEdgesSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,hr.EDGES_SELECTED)}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,hr.COLOR_OPAQUE))}drawShadow(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,hr.COLOR_OPAQUE))}drawPickMesh(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,hr.PICK))}drawPickDepths(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,hr.PICK))}drawPickNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsFlatRenderer&&this._renderers.pickNormalsFlatRenderer.drawLayer(t,this,hr.PICK))}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,hr.PICK))}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,hr.PICK))}precisionRayPickSurface(e,t,i,s,r){if(!this.model.scene.readableGeometryEnabled)return!1;const o=this._state.geometry,n=this._state,a=this._portions[e];if(!a)return this.model.error("portion not found: "+e),!1;a.inverseMatrix||(a.inverseMatrix=c.inverseMat4(a.matrix,c.mat4())),r&&!a.normalMatrix&&(a.normalMatrix=c.transposeMat4(a.inverseMatrix,c.mat4()));const l=o.quantizedPositions,A=o.indices,h=n.origin,u=a.offset,d=en,p=tn;d.set(h?c.subVec3(t,h,sn):t),p.set(i),u&&c.subVec3(d,u),c.transformRay(this.model.worldNormalMatrix,d,p,d,p),c.transformRay(a.inverseMatrix,d,p,d,p);const f=rn,g=on,m=nn;let _=!1,v=0;const b=an;for(let e=0,i=A.length;e<i;e+=3){const i=3*A[e+0],o=3*A[e+1],y=3*A[e+2];f[0]=l[i],f[1]=l[i+1],f[2]=l[i+2],g[0]=l[o],g[1]=l[o+1],g[2]=l[o+2],m[0]=l[y],m[1]=l[y+1],m[2]=l[y+2];const{positionsDecodeMatrix:x}=n.geometry;if(c.decompressPosition(f,x),c.decompressPosition(g,x),c.decompressPosition(m,x),c.rayTriangleIntersect(d,p,f,g,m,b)){c.transformPoint3(a.matrix,b,b),c.transformPoint3(this.model.worldMatrix,b,b),u&&c.addVec3(b,u),h&&c.addVec3(b,h);const e=Math.abs(c.lenVec3(c.subVec3(b,t,[])));(!_||e>v)&&(v=e,s.set(b),r&&c.triangleNormal(f,g,m,r),_=!0)}}return _&&r&&(c.transformVec3(a.normalMatrix,r,r),c.transformVec3(this.model.worldNormalMatrix,r,r),c.normalizeVec3(r)),_}destroy(){const e=this._state;e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.modelNormalMatrixCol0Buf&&(e.modelNormalMatrixCol0Buf.destroy(),e.modelNormalMatrixCol0Buf=null),e.modelNormalMatrixCol1Buf&&(e.modelNormalMatrixCol1Buf.destroy(),e.modelNormalMatrixCol1Buf=null),e.modelNormalMatrixCol2Buf&&(e.modelNormalMatrixCol2Buf.destroy(),e.modelNormalMatrixCol2Buf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy(),this._state=null}}class hn extends mr{_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;t.drawElements(t.LINES,i.indicesBuf.numItems,i.indicesBuf.itemType,0),r&&s.drawElements++}}class cn extends hn{drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines batching color vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Lines batching color fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor            = vColor;"),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}class un extends hn{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines batching silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 color;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Lines batching silhouette fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("uniform vec4 color;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = color;"),s.push("}"),s}}const dn=c.vec3(),pn=c.vec3(),fn=c.vec3(),gn=c.vec3(),mn=c.mat4();class _n extends mr{drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,u=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=dn;let f,g;if(p[0]=c.safeInv(u[3]-u[0])*c.MAX_INT,p[1]=c.safeInv(u[4]-u[1])*c.MAX_INT,p[2]=c.safeInv(u[5]-u[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(p[0]),e.snapPickCoordinateScale[1]=c.safeInv(p[1]),e.snapPickCoordinateScale[2]=c.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=pn;if(l){const e=fn;c.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=W(d,t,mn),g=gn,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=d,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),a.indicesBuf.bind(),n.drawElements(n.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`outNormal = ivec4(worldNormal * float(${c.MAX_INT}), 1.0);`),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const vn=c.vec3(),bn=c.vec3(),yn=c.vec3(),xn=c.vec3(),Bn=c.mat4();class wn extends mr{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,u=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=vn;let f,g;if(p[0]=c.safeInv(u[3]-u[0])*c.MAX_INT,p[1]=c.safeInv(u[4]-u[1])*c.MAX_INT,p[2]=c.safeInv(u[5]-u[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(p[0]),e.snapPickCoordinateScale[1]=c.safeInv(p[1]),e.snapPickCoordinateScale[2]=c.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=bn;if(l){const e=yn;c.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=W(d,t,Bn),g=xn,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=d,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),"edge"===e.snapMode?(a.indicesBuf.bind(),n.drawElements(n.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()):n.drawArrays(n.POINTS,0,a.positionsBuf.numItems)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;const i=[];return i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class Pn{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new cn(this._scene,!1)),this._colorRenderer}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new un(this._scene)),this._silhouetteRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new _n(this._scene,!1)),this._snapInitRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new wn(this._scene)),this._snapRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const Cn={};class Mn{constructor(e=5e6){e>5e6&&(e=5e6),this.maxVerts=e,this.maxIndices=3*e,this.positions=[],this.colors=[],this.offsets=[],this.indices=[]}}class En{constructor(e){this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=Cn[t];return i||(i=new Pn(e),Cn[t]=i,i._compile(),e.on("compile",(()=>{i._compile()})),e.on("destroyed",(()=>{delete Cn[t],i._destroy()}))),i}(e.model.scene),this.model=e.model,this._buffer=new Mn(e.maxGeometryBatchSize),this._scratchMemory=e.scratchMemory,this._state=new At({positionsBuf:null,offsetsBuf:null,colorsBuf:null,flagsBuf:null,indicesBuf:null,positionsDecodeMatrix:c.mat4(),origin:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=c.collapseAABB3(),this._portions=[],this._meshes=[],this._numVerts=0,this._aabb=c.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,e.positionsDecodeMatrix?(this._state.positionsDecodeMatrix.set(e.positionsDecodeMatrix),this._preCompressedPositionsExpected=!0):this._preCompressedPositionsExpected=!1,e.origin&&(this._state.origin=c.vec3(e.origin)),this.primitive=e.primitive}get aabb(){if(this.aabbDirty){c.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)c.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e,t){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts&&this._buffer.indices.length+t<this._buffer.maxIndices}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=t.positions,s=t.positionsCompressed,r=t.indices,o=t.color,n=t.opacity,a=this._buffer,l=a.positions.length/3;let A;if(c.expandAABB3(this._modelAABB,t.aabb),this._preCompressedPositionsExpected){if(!s)throw"positionsCompressed expected";A=s.length/3;for(let e=0,t=s.length;e<t;e++)a.positions.push(s[e])}else{if(!i)throw"positions expected";A=i.length/3;for(let e=0,t=i.length;e<t;e++)a.positions.push(i[e])}if(o){const e=o[0],t=o[1],i=o[2],s=n;for(let r=0;r<A;r++)a.colors.push(e),a.colors.push(t),a.colors.push(i),a.colors.push(s)}if(r)for(let e=0,t=r.length;e<t;e++)a.indices.push(r[e]+l);if(this.model.scene.entityOffsetsEnabled)for(let e=0;e<A;e++)a.offsets.push(0),a.offsets.push(0),a.offsets.push(0);const h=this._portions.length/2;return this._portions.push(l),this._portions.push(A),this._numPortions++,this.model.numPortions++,this._numVerts+=A,this._meshes.push(e),h}finalize(){if(this._finalized)return;const e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0)if(this._preCompressedPositionsExpected){const s=new Uint16Array(i.positions);e.positionsBuf=new je(t,t.ARRAY_BUFFER,s,i.positions.length,3,t.STATIC_DRAW)}else{const s=io(new Float32Array(i.positions),this._modelAABB,e.positionsDecodeMatrix);e.positionsBuf=new je(t,t.ARRAY_BUFFER,s,i.positions.length,3,t.STATIC_DRAW)}if(i.colors.length>0){const s=new Uint8Array(i.colors);let r=!1;e.colorsBuf=new je(t,t.ARRAY_BUFFER,s,i.colors.length,4,t.DYNAMIC_DRAW,r)}if(i.colors.length>0){const s=i.colors.length/4,r=new Float32Array(s);let o=!1;e.flagsBuf=new je(t,t.ARRAY_BUFFER,r,r.length,1,t.DYNAMIC_DRAW,o)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){const s=new Float32Array(i.offsets);e.offsetsBuf=new je(t,t.ARRAY_BUFFER,s,i.offsets.length,3,t.DYNAMIC_DRAW)}if(i.indices.length>0){const s=new Uint32Array(i.indices);e.indicesBuf=new je(t,t.ELEMENT_ARRAY_BUFFER,s,i.indices.length,1,t.STATIC_DRAW)}this._buffer=null,this._finalized=!0}initFlags(e,t,i){t&Y&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ie&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&te&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&se&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&$&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&re&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&q&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Z&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,!0)}flushInitFlags(){this._setDeferredFlags()}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&Y?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&re?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&$?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&Z?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&q?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";const i=2*e,s=4*this._portions[i],r=4*this._portions[i+1],o=this._scratchMemory.getUInt8Array(r),n=t[0],a=t[1],l=t[2],A=t[3];for(let e=0;e<r;e+=4)o[e+0]=n,o[e+1]=a,o[e+2]=l,o[e+3]=A;this._state.colorsBuf.setData(o,s,r)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i,s=!1){if(!this._finalized)throw"Not finalized";const r=2*e,o=this._portions[r],n=this._portions[r+1],a=!!(t&Y),l=!!(t&te),A=!!(t&ie),h=!!(t&se),c=!!(t&q),u=!!(t&Z);let d,p;d=!a||u||l||A&&!this.model.scene.highlightMaterial.glowThrough||h&&!this.model.scene.selectedMaterial.glowThrough?hr.NOT_RENDERED:i?hr.COLOR_TRANSPARENT:hr.COLOR_OPAQUE,p=!a||u?hr.NOT_RENDERED:h?hr.SILHOUETTE_SELECTED:A?hr.SILHOUETTE_HIGHLIGHTED:l?hr.SILHOUETTE_XRAYED:hr.NOT_RENDERED;let f=a&&!u&&c?hr.PICK:hr.NOT_RENDERED;const g=t&$?1:0;if(s){this._deferredFlagValues||(this._deferredFlagValues=new Float32Array(this._numVerts));for(let e=o,t=o+n;e<t;e++){let t=0;t|=d,t|=p<<4,t|=f<<12,t|=g<<16,this._deferredFlagValues[e]=t}}else if(this._state.flagsBuf){const e=this._scratchMemory.getFloat32Array(n);for(let t=0;t<n;t++){let i=0;i|=d,i|=p<<4,i|=f<<12,i|=g<<16,e[t]=i}this._state.flagsBuf.setData(e,o,n)}}_setDeferredFlags(){this._deferredFlagValues&&(this._state.flagsBuf.setData(this._deferredFlagValues),this._deferredFlagValues=null)}setOffset(e,t){if(!this._finalized)throw"Not finalized";if(!this.model.scene.entityOffsetsEnabled)return void this.model.error("Entity#offset not enabled for this Viewer");const i=2*e,s=3*this._portions[i],r=3*this._portions[i+1],o=this._scratchMemory.getFloat32Array(r),n=t[0],a=t[1],l=t[2];for(let e=0;e<r;e+=3)o[e+0]=n,o[e+1]=a,o[e+2]=l;this._state.offsetsBuf.setData(o,s,r)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_XRAYED)}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_HIGHLIGHTED)}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_SELECTED)}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawEdgesXRayed(e,t){}drawPickMesh(e){}drawPickDepths(e){}drawPickNormals(e){}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,hr.PICK)}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,hr.PICK)}drawOcclusion(e){}drawShadow(e){}destroy(){const e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.indicesBuf&&(e.indicesBuf.destroy(),e.indicesBuf=null),e.destroy()}}class Fn extends mr{constructor(e,t){super(e,t,{instancing:!0})}_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;t.drawElementsInstanced(t.LINES,i.indicesBuf.numItems,i.indicesBuf.itemType,0,i.numInstances),r&&s.drawElements++}}class In extends Fn{drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines instancing color vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),i.push("uniform vec4 lightAmbient;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0,  float(color.a) / 255.0);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Lines instancing color fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r)for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");if(o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){for(o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("if (sectionPlaneActive"+i+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+i+".xyz, vWorldPosition.xyz - sectionPlanePos"+i+".xyz), 0.0, 1000.0);"),o.push("}");o.push("if (dist > 0.0) { discard; }"),o.push("}")}return this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBAToDepth(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   outColor            = vec4(vColor.rgb * ambient, vColor.a);")):o.push("    outColor           = vColor;"),e.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}class Dn extends Fn{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines instancing silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),i.push("uniform vec4 color;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Lines instancing silhouette fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("uniform vec4 color;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = color;"),s.push("}"),s}}const Sn=c.vec3(),Tn=c.vec3(),Rn=c.vec3();c.vec3();const Ln=c.mat4();class Un extends mr{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.canvas.gl,n=r.camera,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,u=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=Sn;let f;if(p[0]=c.safeInv(u[3]-u[0])*c.MAX_INT,p[1]=c.safeInv(u[4]-u[1])*c.MAX_INT,p[2]=c.safeInv(u[5]-u[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(p[0]),e.snapPickCoordinateScale[1]=c.safeInv(p[1]),e.snapPickCoordinateScale[2]=c.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=Tn;if(l){const e=c.transformPoint3(h,l,Rn);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=W(d,t,Ln),e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=d,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,p),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);let g=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,g+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,g+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,g+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1)),a.indicesBuf.bind(),o.drawElementsInstanced(o.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind(),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const On=c.vec3(),kn=c.vec3(),Nn=c.vec3();c.vec3();const Qn=c.mat4();class Vn extends mr{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(t),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,u=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=On;let f;if(p[0]=c.safeInv(u[3]-u[0])*c.MAX_INT,p[1]=c.safeInv(u[4]-u[1])*c.MAX_INT,p[2]=c.safeInv(u[5]-u[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(p[0]),e.snapPickCoordinateScale[1]=c.safeInv(p[1]),e.snapPickCoordinateScale[2]=c.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=kn;if(l){const e=c.transformPoint3(h,l,Nn);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=W(d,t,Qn),e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=d,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let g=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,g+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,g+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,g+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1),"edge"===e.snapMode?(a.indicesBuf.bind(),n.drawElementsInstanced(n.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind()):n.drawArraysInstanced(n.POINTS,0,a.positionsBuf.numItems,a.numInstances),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class Hn{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}eagerCreateRenders(){this._snapInitRenderer||(this._snapInitRenderer=new Un(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new Vn(this._scene))}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new In(this._scene)),this._colorRenderer}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Dn(this._scene)),this._silhouetteRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new Un(this._scene,!1)),this._snapInitRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new Vn(this._scene)),this._snapRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const jn={};const Gn=new Uint8Array(4),zn=new Float32Array(1),Wn=new Float32Array(3),Kn=new Float32Array(4);class Xn{constructor(e){this.model=e.model,this.material=e.material,this.sortId="LinesInstancingLayer",this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=jn[t];return i||(i=new Hn(e),jn[t]=i,i._compile(),e.on("compile",(()=>{i._compile()})),e.on("destroyed",(()=>{delete jn[t],i._destroy()}))),i}(e.model.scene),this._aabb=c.collapseAABB3(),this._state=new At({obb:c.OBB3(),numInstances:0,origin:null,geometry:e.geometry,positionsDecodeMatrix:e.geometry.positionsDecodeMatrix,positionsBuf:null,colorsBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=e.geometry.numIndices,this._colors=[],this._offsets=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=c.collapseAABB3(),this.aabbDirty=!0,e.origin&&(this._state.origin=c.vec3(e.origin)),this._finalized=!1,this.primitive=e.primitive}get aabb(){if(this.aabbDirty){c.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)c.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}createPortion(e,t){const i=t.color,s=t.opacity,r=t.meshMatrix;if(this._finalized)throw"Already finalized";const o=i[0],n=i[1],a=i[2];i[3],this._colors.push(o),this._colors.push(n),this._colors.push(a),this._colors.push(s),this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(r[0]),this._modelMatrixCol0.push(r[4]),this._modelMatrixCol0.push(r[8]),this._modelMatrixCol0.push(r[12]),this._modelMatrixCol1.push(r[1]),this._modelMatrixCol1.push(r[5]),this._modelMatrixCol1.push(r[9]),this._modelMatrixCol1.push(r[13]),this._modelMatrixCol2.push(r[2]),this._modelMatrixCol2.push(r[6]),this._modelMatrixCol2.push(r[10]),this._modelMatrixCol2.push(r[14]),this._state.numInstances++;const l=this._portions.length;return this._portions.push({}),this._numPortions++,this.model.numPortions++,this._meshes.push(e),l}finalize(){if(this._finalized)throw"Already finalized";const e=this.model.scene.canvas.gl,t=this._state,i=t.geometry,s=this._colors.length,r=s/4;if(s>0){let t=!1;this._state.colorsBuf=new je(e,e.ARRAY_BUFFER,new Uint8Array(this._colors),this._colors.length,4,e.DYNAMIC_DRAW,t),this._colors=[]}if(r>0){let t=!1;this._state.flagsBuf=new je(e,e.ARRAY_BUFFER,new Float32Array(r),r,1,e.DYNAMIC_DRAW,t)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){const t=!1;this._state.offsetsBuf=new je(e,e.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,e.DYNAMIC_DRAW,t),this._offsets=[]}if(i.colorsCompressed&&i.colorsCompressed.length>0){const s=new Uint8Array(i.colorsCompressed),r=!1;t.colorsBuf=new je(e,e.ARRAY_BUFFER,s,s.length,4,e.STATIC_DRAW,r)}if(i.positionsCompressed&&i.positionsCompressed.length>0){const s=!1;t.positionsBuf=new je(e,e.ARRAY_BUFFER,i.positionsCompressed,i.positionsCompressed.length,3,e.STATIC_DRAW,s),t.positionsDecodeMatrix=c.mat4(i.positionsDecodeMatrix)}if(i.indices&&i.indices.length>0&&(t.indicesBuf=new je(e,e.ELEMENT_ARRAY_BUFFER,new Uint32Array(i.indices),i.indices.length,1,e.STATIC_DRAW),t.numIndices=i.indices.length),this._modelMatrixCol0.length>0){const t=!1;this._state.modelMatrixCol0Buf=new je(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,e.STATIC_DRAW,t),this._state.modelMatrixCol1Buf=new je(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,e.STATIC_DRAW,t),this._state.modelMatrixCol2Buf=new je(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,e.STATIC_DRAW,t),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[]}this.model.scene.readableGeometryEnabled||(this._state.geometry=null),this._finalized=!0}initFlags(e,t,i){t&Y&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ie&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&te&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&se&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&$&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&re&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&q&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Z&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&Y?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&re?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&$?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&q?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&Z?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";Gn[0]=t[0],Gn[1]=t[1],Gn[2]=t[2],Gn[3]=t[3],this._state.colorsBuf.setData(Gn,4*e,4)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i){if(!this._finalized)throw"Not finalized";const s=!!(t&Y),r=!!(t&te),o=!!(t&ie),n=!!(t&se),a=!!(t&re),l=!!(t&q),A=!!(t&Z);let h,c;h=!s||A||r||o&&!this.model.scene.highlightMaterial.glowThrough||n&&!this.model.scene.selectedMaterial.glowThrough?hr.NOT_RENDERED:i?hr.COLOR_TRANSPARENT:hr.COLOR_OPAQUE,c=!s||A?hr.NOT_RENDERED:n?hr.SILHOUETTE_SELECTED:o?hr.SILHOUETTE_HIGHLIGHTED:r?hr.SILHOUETTE_XRAYED:hr.NOT_RENDERED;let u=0;u=!s||A?hr.NOT_RENDERED:n?hr.EDGES_SELECTED:o?hr.EDGES_HIGHLIGHTED:r?hr.EDGES_XRAYED:a?i?hr.EDGES_COLOR_TRANSPARENT:hr.EDGES_COLOR_OPAQUE:hr.NOT_RENDERED;let d=0;d|=h,d|=c<<4,d|=u<<8,d|=(s&&!A&&l?hr.PICK:hr.NOT_RENDERED)<<12,d|=(t&$?255:0)<<16,zn[0]=d,this._state.flagsBuf.setData(zn,e)}setOffset(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(Wn[0]=t[0],Wn[1]=t[1],Wn[2]=t[2],this._state.offsetsBuf.setData(Wn,3*e,3)):this.model.error("Entity#offset not enabled for this Viewer")}setMatrix(e,t){if(!this._finalized)throw"Not finalized";const i=4*e;Kn[0]=t[0],Kn[1]=t[4],Kn[2]=t[8],Kn[3]=t[12],this._state.modelMatrixCol0Buf.setData(Kn,i),Kn[0]=t[1],Kn[1]=t[5],Kn[2]=t[9],Kn[3]=t[13],this._state.modelMatrixCol1Buf.setData(Kn,i),Kn[0]=t[2],Kn[1]=t[6],Kn[2]=t[10],Kn[3]=t[14],this._state.modelMatrixCol2Buf.setData(Kn,i)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_XRAYED)}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_HIGHLIGHTED)}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_SELECTED)}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesXRayed(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,hr.PICK)}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,hr.PICK)}drawOcclusion(e,t){}drawShadow(e,t){}drawPickMesh(e,t){}drawPickDepths(e,t){}drawPickNormals(e,t){}destroy(){const e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.destroy()}}class Jn extends mr{_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;t.drawArrays(t.POINTS,0,i.positionsBuf.numItems),r&&s.drawArrays++}}class Yn extends Jn{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial,s=[];return s.push("#version 300 es"),s.push("// Points batching color vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),s.push("in vec4 color;"),s.push("in float flags;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),i.filterIntensity&&s.push("uniform vec2 intensityRange;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vColor;"),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),i.filterIntensity&&(s.push("float intensity = float(color.a) / 255.0;"),s.push("if (intensity < intensityRange[0] || intensity > intensityRange[1]) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {")),s.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, 1.0);"),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),i.filterIntensity&&s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batching color fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor = vColor;"),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}class Zn extends Jn{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batching silhouette vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),this._addMatricesUniformBlockLines(s),s.push("uniform vec4 color;"),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),s.push("if (silhouetteFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Points batching silhouette vertex shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r)for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");if(o.push("uniform vec4 color;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),e.pointsMaterial.roundPoints&&(o.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),o.push("  float r = dot(cxy, cxy);"),o.push("  if (r > 1.0) {"),o.push("       discard;"),o.push("  }")),r){for(o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("if (sectionPlaneActive"+i+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+i+".xyz, vWorldPosition.xyz - sectionPlanePos"+i+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > 0.0) { discard; }"),o.push("}")}return e.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("outColor = color;"),o.push("}"),o}}class qn extends Jn{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batching pick mesh vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 pickColor;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vPickColor;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("  } else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("      vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(s.push("      vWorldPosition = worldPosition;"),s.push("      vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("gl_PointSize += 10.0;"),s.push("  }"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batching pick mesh vertex shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vPickColor; "),s.push("}"),s}}class $n extends Jn{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batched pick depth vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vViewPosition;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("  } else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("      vWorldPosition = worldPosition;"),s.push("      vFlags = flags;")),s.push("vViewPosition = viewPosition;"),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("gl_PointSize += 10.0;"),s.push("  }"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batched pick depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("      if (sectionPlaneActive"+r+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}class ea extends Jn{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batching occlusion vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("  } else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("      vWorldPosition = worldPosition;"),s.push("      vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("  gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("  }"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batching occlusion fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),s.push("}"),s}}const ta=c.vec3(),ia=c.vec3(),sa=c.vec3(),ra=c.vec3(),oa=c.mat4();class na extends mr{drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,u=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=ta;let f,g;if(p[0]=c.safeInv(u[3]-u[0])*c.MAX_INT,p[1]=c.safeInv(u[4]-u[1])*c.MAX_INT,p[2]=c.safeInv(u[5]-u[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(p[0]),e.snapPickCoordinateScale[1]=c.safeInv(p[1]),e.snapPickCoordinateScale[2]=c.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=ia;if(l){const e=sa;c.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=W(d,t,oa),g=ra,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=d,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible),n.uniform1f(this._uPointSize,1);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),n.drawArrays(n.POINTS,0,a.positionsBuf.numItems)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler"),this._uPointSize=e.getLocation("pointSize")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float pointSize;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = pointSize;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outNormal = ivec4(1.0, 1.0, 1.0, 1.0);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const aa=c.vec3(),la=c.vec3(),Aa=c.vec3(),ha=c.vec3(),ca=c.mat4();class ua extends mr{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,u=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=aa;let f,g;if(p[0]=c.safeInv(u[3]-u[0])*c.MAX_INT,p[1]=c.safeInv(u[4]-u[1])*c.MAX_INT,p[2]=c.safeInv(u[5]-u[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(p[0]),e.snapPickCoordinateScale[1]=c.safeInv(p[1]),e.snapPickCoordinateScale[2]=c.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=la;if(l){const e=Aa;c.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=W(d,t,ca),g=ha,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=d,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),n.drawArrays(n.POINTS,0,a.positionsBuf.numItems)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;const i=[];return i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class da{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new Yn(this._scene)),this._colorRenderer}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Zn(this._scene)),this._silhouetteRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new qn(this._scene)),this._pickMeshRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new $n(this._scene)),this._pickDepthRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new ea(this._scene)),this._occlusionRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new na(this._scene,!1)),this._snapInitRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new ua(this._scene)),this._snapRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const pa={};class fa{constructor(e){this.model=e.model,this.sortId="PointsBatchingLayer",this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=pa[t];return i||(i=new da(e),pa[t]=i,i._compile(),e.on("compile",(()=>{i._compile()})),e.on("destroyed",(()=>{delete pa[t],i._destroy()}))),i}(e.model.scene);const t=e.maxGeometryBatchSize||5e6,i=function(){const e=[];return{append:function(t,i=1,s=1){e.push({data:t,times:i,denormalizeScale:s})},compileBuffer:function(t){let i=0;e.forEach((e=>{i+=e.times*e.data.length}));const s=new t(i);let r=0;return e.forEach((e=>{const t=e.data,i=e.denormalizeScale,o=s.subarray(r);if(1===i)o.set(t,0);else for(let e=0;e<t.length;++e)o[e]=t[e]*i;let n=t.length;const a=e.times*t.length;for(;n<a;){const e=Math.min(n,a-n);o.set(o.subarray(0,e),n),n+=e}r+=n})),s}}};this._buffer={maxVerts:t,positions:i(),colors:i(),pickColors:i(),vertsIndex:0},this._scratchMemory=e.scratchMemory,this._state=new At({positionsBuf:null,offsetsBuf:null,colorsBuf:null,flagsBuf:null,positionsDecodeMatrix:c.mat4(),origin:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=c.collapseAABB3(),this._portions=[],this._meshes=[],this._aabb=c.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,e.positionsDecodeMatrix?(this._state.positionsDecodeMatrix.set(e.positionsDecodeMatrix),this._preCompressedPositionsExpected=!0):this._preCompressedPositionsExpected=!1,e.origin&&(this._state.origin=c.vec3(e.origin))}get aabb(){if(this.aabbDirty){c.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)c.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e){if(this._finalized)throw"Already finalized";return this._buffer.vertsIndex+e/3<=this._buffer.maxVerts}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=this._buffer,s=this._preCompressedPositionsExpected?t.positionsCompressed:t.positions;if(!s)throw(this._preCompressedPositionsExpected?"positionsCompressed":"positions")+" expected";i.positions.append(s);const r=s.length/3,o=t.color,n=t.colorsCompressed,a=t.colors,l=t.pickColor;n?i.colors.append(n):a?i.colors.append(a,1,255):o&&i.colors.append([o[0],o[1],o[2],1],r),i.pickColors.append(l.slice(0,4),r),c.expandAABB3(this._modelAABB,t.aabb);const A=this._portions.length/2;return this._portions.push(this._buffer.vertsIndex),this._portions.push(r),this._buffer.vertsIndex+=r,this._numPortions++,this.model.numPortions++,this._meshes.push(e),A}finalize(){if(this._finalized)return;const e=this._state,t=this.model.scene.canvas.gl,i=this._buffer,s=(e,i,s)=>e.length>0?new je(t,t.ARRAY_BUFFER,e,e.length,i,s):null,r=this._preCompressedPositionsExpected?i.positions.compileBuffer(Uint16Array):io(i.positions.compileBuffer(Float32Array),this._modelAABB,e.positionsDecodeMatrix);e.positionsBuf=s(r,3,t.STATIC_DRAW),e.flagsBuf=s(new Float32Array(this._buffer.vertsIndex),1,t.DYNAMIC_DRAW),e.colorsBuf=s(i.colors.compileBuffer(Uint8Array),4,t.STATIC_DRAW),e.pickColorsBuf=s(i.pickColors.compileBuffer(Uint8Array),4,t.STATIC_DRAW),e.offsetsBuf=this.model.scene.entityOffsetsEnabled?s(new Float32Array(3*this._buffer.vertsIndex),3,t.DYNAMIC_DRAW):null,this._buffer=null,this._finalized=!0}initFlags(e,t,i){t&Y&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ie&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&te&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&se&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&$&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&q&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Z&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&Y?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized"}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&$?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&Z?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&q?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";const i=2*e,s=4*this._portions[i],r=4*this._portions[i+1],o=this._scratchMemory.getUInt8Array(r),n=t[0],a=t[1],l=t[2];for(let e=0;e<r;e+=4)o[e+0]=n,o[e+1]=a,o[e+2]=l;this._state.colorsBuf.setData(o,s,r)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i){if(!this._finalized)throw"Not finalized";const s=2*e,r=this._portions[s],o=this._portions[s+1],n=this._scratchMemory.getFloat32Array(o),a=!!(t&Y),l=!!(t&te),A=!!(t&ie),h=!!(t&se),c=!!(t&q),u=!!(t&Z);let d,p;d=!a||u||l||A&&!this.model.scene.highlightMaterial.glowThrough||h&&!this.model.scene.selectedMaterial.glowThrough?hr.NOT_RENDERED:i?hr.COLOR_TRANSPARENT:hr.COLOR_OPAQUE,p=!a||u?hr.NOT_RENDERED:h?hr.SILHOUETTE_SELECTED:A?hr.SILHOUETTE_HIGHLIGHTED:l?hr.SILHOUETTE_XRAYED:hr.NOT_RENDERED;let f=a&&!u&&c?hr.PICK:hr.NOT_RENDERED;const g=t&$?1:0;for(let e=0;e<o;e++){let t=0;t|=d,t|=p<<4,t|=f<<12,t|=g<<16,n[e]=t}this._state.flagsBuf.setData(n,r)}setOffset(e,t){if(!this._finalized)throw"Not finalized";if(!this.model.scene.entityOffsetsEnabled)return void this.model.error("Entity#offset not enabled for this Viewer");const i=2*e,s=3*this._portions[i],r=3*this._portions[i+1],o=this._scratchMemory.getFloat32Array(r),n=t[0],a=t[1],l=t[2];for(let e=0;e<r;e+=3)o[e+0]=n,o[e+1]=a,o[e+2]=l;this._state.offsetsBuf.setData(o,s,r)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_XRAYED)}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_HIGHLIGHTED)}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_SELECTED)}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawEdgesXRayed(e,t){}drawPickMesh(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,hr.PICK)}drawPickDepths(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,hr.PICK)}drawPickNormals(e,t){}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,hr.PICK)}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,hr.PICK)}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,hr.COLOR_OPAQUE)}drawShadow(e,t){}destroy(){const e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy()}}class ga extends mr{constructor(e,t){super(e,t,{instancing:!0})}_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;t.drawArraysInstanced(t.POINTS,0,i.positionsBuf.numItems,i.numInstances),r&&s.drawArrays++}}class ma extends ga{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing color vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),s.push("in vec4 color;"),s.push("in float flags;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),i.filterIntensity&&s.push("uniform vec2 intensityRange;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vColor;"),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),i.filterIntensity&&(s.push("float intensity = float(color.a) / 255.0;"),s.push("if (intensity < intensityRange[0] || intensity > intensityRange[1]) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {")),s.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),s.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, 1.0);"),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),i.filterIntensity&&s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing color fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor = vColor;"),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}class _a extends ga{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing silhouette vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 color;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),s.push("uniform vec4 silhouetteColor;"),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vColor;"),s.push("void main(void) {"),s.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),s.push("if (silhouetteFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("vColor = vec4(float(silhouetteColor.r) / 255.0, float(silhouetteColor.g) / 255.0, float(silhouetteColor.b) / 255.0, float(color.a) / 255.0);"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing silhouette fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class va extends ga{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing pick mesh vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 pickColor;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vPickColor;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("  vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(s.push("  vWorldPosition = worldPosition;"),s.push("  vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),s.push("gl_Position = remapClipPos(clipPos);"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing pick mesh fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vPickColor; "),s.push("}"),s}}class ba extends ga{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing pick depth vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vViewPosition;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("  vWorldPosition = worldPosition;"),s.push("  vFlags = flags;")),s.push("  vViewPosition = viewPosition;"),s.push("vec4 clipPos = projMatrix * viewPosition;"),s.push("gl_Position = remapClipPos(clipPos);"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing pick depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}class ya extends ga{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing occlusion vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in vec4 color;"),s.push("in float flags;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("  vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing occlusion vertex shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}class xa extends ga{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing depth vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Points instancing depth vertex shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r)for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");if(o.push("const float   packUpScale = 256. / 255.;"),o.push("const float   unpackDownscale = 255. / 256.;"),o.push("const vec3    packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4    unpackFactors = unpackDownscale / vec4( packFactors, 1. );"),o.push("const float   shiftRight8 = 1.0 / 256.;"),o.push("vec4 packDepthToRGBA( const in float v ) {"),o.push("    vec4 r = vec4( fract( v * packFactors ), v );"),o.push("    r.yzw -= r.xyz * shiftRight8;"),o.push("    return r * packUpScale;"),o.push("}"),o.push("out vec4 outColor;"),o.push("void main(void) {"),e.pointsMaterial.roundPoints&&(o.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),o.push("  float r = dot(cxy, cxy);"),o.push("  if (r > 1.0) {"),o.push("       discard;"),o.push("  }")),r){for(o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("if (sectionPlaneActive"+i+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+i+".xyz, vWorldPosition.xyz - sectionPlanePos"+i+".xyz), 0.0, 1000.0);"),o.push("}");o.push("if (dist > 0.0) { discard; }"),o.push("}")}return o.push("    outColor = packDepthToRGBA( gl_FragCoord.z); "),e.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}class Ba extends ga{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry shadow drawing vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),i.push("uniform float pointSize;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag     = int(flags) & 0xF;"),i.push("bool visible      = (colorFlag > 0);"),i.push("bool transparent  = ((float(color.a) / 255.0) < 1.0);"),i.push("if (!visible || transparent) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  gl_Position = shadowProjMatrix * viewPosition;"),i.push("}"),i.push("gl_PointSize = pointSize;"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry depth drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}const wa=c.vec3(),Pa=c.vec3(),Ca=c.vec3();c.vec3();const Ma=c.mat4();class Ea extends mr{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.canvas.gl,n=r.camera,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,u=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=wa;let f;if(p[0]=c.safeInv(u[3]-u[0])*c.MAX_INT,p[1]=c.safeInv(u[4]-u[1])*c.MAX_INT,p[2]=c.safeInv(u[5]-u[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(p[0]),e.snapPickCoordinateScale[1]=c.safeInv(p[1]),e.snapPickCoordinateScale[2]=c.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=Pa;if(l){const e=c.transformPoint3(h,l,Ca);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=W(d,t,Ma),e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=d,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,p),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);let g=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,g+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,g+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,g+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1)),o.drawArraysInstanced(o.POINTS,0,a.positionsBuf.numItems,a.numInstances),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outNormal = ivec4(1.0, 1.0, 1.0, 1.0);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Fa=c.vec3(),Ia=c.vec3(),Da=c.vec3();c.vec3();const Sa=c.mat4();class Ta extends mr{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(t),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,u=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=Fa;let f;if(p[0]=c.safeInv(u[3]-u[0])*c.MAX_INT,p[1]=c.safeInv(u[4]-u[1])*c.MAX_INT,p[2]=c.safeInv(u[5]-u[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(p[0]),e.snapPickCoordinateScale[1]=c.safeInv(p[1]),e.snapPickCoordinateScale[2]=c.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=Ia;if(l){const e=c.transformPoint3(h,l,Da);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=W(d,t,Sa),e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=d,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let g=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,g+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,g+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,g+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1),n.drawArraysInstanced(n.POINTS,0,a.positionsBuf.numItems,a.numInstances),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class Ra{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new ma(this._scene,!1)),this._colorRenderer}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new _a(this._scene)),this._silhouetteRenderer}get depthRenderer(){return this._depthRenderer||(this._depthRenderer=new xa(this._scene)),this._depthRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new va(this._scene)),this._pickMeshRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new ba(this._scene)),this._pickDepthRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new ya(this._scene)),this._occlusionRenderer}get shadowRenderer(){return this._shadowRenderer||(this._shadowRenderer=new Ba(this._scene)),this._shadowRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new Ea(this._scene,!1)),this._snapInitRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new Ta(this._scene)),this._snapRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const La={};const Ua=new Uint8Array(4),Oa=new Float32Array(1),ka=new Float32Array(3),Na=new Float32Array(4);class Qa{constructor(e){this.model=e.model,this.material=e.material,this.sortId="PointsInstancingLayer",this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=La[t];return i||(i=new Ra(e),La[t]=i,i._compile(),e.on("compile",(()=>{i._compile()})),e.on("destroyed",(()=>{delete La[t],i._destroy()}))),i}(e.model.scene),this._aabb=c.collapseAABB3(),this._state=new At({obb:c.OBB3(),numInstances:0,origin:e.origin?c.vec3(e.origin):null,geometry:e.geometry,positionsDecodeMatrix:e.geometry.positionsDecodeMatrix,colorsBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null,pickColorsBuf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=e.geometry.numIndices,this._pickColors=[],this._offsets=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=c.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,this.primitive=e.geometry.primitive}get aabb(){if(this.aabbDirty){c.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)c.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}createPortion(e,t){const i=t.meshMatrix,s=t.pickColor;if(this._finalized)throw"Already finalized";this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(i[0]),this._modelMatrixCol0.push(i[4]),this._modelMatrixCol0.push(i[8]),this._modelMatrixCol0.push(i[12]),this._modelMatrixCol1.push(i[1]),this._modelMatrixCol1.push(i[5]),this._modelMatrixCol1.push(i[9]),this._modelMatrixCol1.push(i[13]),this._modelMatrixCol2.push(i[2]),this._modelMatrixCol2.push(i[6]),this._modelMatrixCol2.push(i[10]),this._modelMatrixCol2.push(i[14]),this._pickColors.push(s[0]),this._pickColors.push(s[1]),this._pickColors.push(s[2]),this._pickColors.push(s[3]),this._state.numInstances++;const r=this._portions.length;return this._portions.push({}),this._numPortions++,this.model.numPortions++,this._meshes.push(e),r}finalize(){if(this._finalized)throw"Already finalized";const e=this.model.scene.canvas.gl,t=this._pickColors.length/4,i=this._state,s=i.geometry;if(t>0){let s=!1;i.flagsBuf=new je(e,e.ARRAY_BUFFER,new Float32Array(t),t,1,e.DYNAMIC_DRAW,s)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){const t=!1;i.offsetsBuf=new je(e,e.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,e.DYNAMIC_DRAW,t),this._offsets=[]}if(s.positionsCompressed&&s.positionsCompressed.length>0){const t=!1;i.positionsBuf=new je(e,e.ARRAY_BUFFER,s.positionsCompressed,s.positionsCompressed.length,3,e.STATIC_DRAW,t),i.positionsDecodeMatrix=c.mat4(s.positionsDecodeMatrix)}if(s.colorsCompressed&&s.colorsCompressed.length>0){const t=new Uint8Array(s.colorsCompressed),r=!1;i.colorsBuf=new je(e,e.ARRAY_BUFFER,t,t.length,4,e.STATIC_DRAW,r)}if(this._modelMatrixCol0.length>0){const t=!1;i.modelMatrixCol0Buf=new je(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,e.STATIC_DRAW,t),i.modelMatrixCol1Buf=new je(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,e.STATIC_DRAW,t),i.modelMatrixCol2Buf=new je(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,e.STATIC_DRAW,t),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[]}if(this._pickColors.length>0){const t=!1;i.pickColorsBuf=new je(e,e.ARRAY_BUFFER,new Uint8Array(this._pickColors),this._pickColors.length,4,e.STATIC_DRAW,t),this._pickColors=[]}i.geometry=null,this._finalized=!0}initFlags(e,t,i){t&Y&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ie&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&te&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&se&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&$&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&re&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&q&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Z&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&Y?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&re?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&$?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&q?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&Z?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";Ua[0]=t[0],Ua[1]=t[1],Ua[2]=t[2],this._state.colorsBuf.setData(Ua,3*e)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i){if(!this._finalized)throw"Not finalized";const s=!!(t&Y),r=!!(t&te),o=!!(t&ie),n=!!(t&se),a=!!(t&re),l=!!(t&q),A=!!(t&Z);let h,c;h=!s||A||r||o&&!this.model.scene.highlightMaterial.glowThrough||n&&!this.model.scene.selectedMaterial.glowThrough?hr.NOT_RENDERED:i?hr.COLOR_TRANSPARENT:hr.COLOR_OPAQUE,c=!s||A?hr.NOT_RENDERED:n?hr.SILHOUETTE_SELECTED:o?hr.SILHOUETTE_HIGHLIGHTED:r?hr.SILHOUETTE_XRAYED:hr.NOT_RENDERED;let u=0;u=!s||A?hr.NOT_RENDERED:n?hr.EDGES_SELECTED:o?hr.EDGES_HIGHLIGHTED:r?hr.EDGES_XRAYED:a?i?hr.EDGES_COLOR_TRANSPARENT:hr.EDGES_COLOR_OPAQUE:hr.NOT_RENDERED;let d=0;d|=h,d|=c<<4,d|=u<<8,d|=(s&&!A&&l?hr.PICK:hr.NOT_RENDERED)<<12,d|=(t&$?255:0)<<16,Oa[0]=d,this._state.flagsBuf.setData(Oa,e)}setOffset(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(ka[0]=t[0],ka[1]=t[1],ka[2]=t[2],this._state.offsetsBuf.setData(ka,3*e)):this.model.error("Entity#offset not enabled for this Viewer")}setMatrix(e,t){if(!this._finalized)throw"Not finalized";const i=4*e;Na[0]=t[0],Na[1]=t[4],Na[2]=t[8],Na[3]=t[12],this._state.modelMatrixCol0Buf.setData(Na,i),Na[0]=t[1],Na[1]=t[5],Na[2]=t[9],Na[3]=t[13],this._state.modelMatrixCol1Buf.setData(Na,i),Na[0]=t[2],Na[1]=t[6],Na[2]=t[10],Na[3]=t[14],this._state.modelMatrixCol2Buf.setData(Na,i)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_XRAYED)}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_HIGHLIGHTED)}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_SELECTED)}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawEdgesXRayed(e,t){}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,hr.COLOR_OPAQUE)}drawShadow(e,t){}drawPickMesh(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,hr.PICK)}drawPickDepths(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,hr.PICK)}drawPickNormals(e,t){}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,hr.PICK)}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,hr.PICK)}destroy(){const e=this._state;e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy()}}const Va=c.vec3(),Ha=c.vec3(),ja=c.mat4();class Ga{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:u}=o,d=r.viewMatrix;if(!this._program&&(this._allocate(),this.errors))return;let p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uPerObjectDecodeMatrix,this._uPerVertexPosition,this.uPerObjectColorAndFlags,this._uPerObjectMatrix);const f=0!==A[0]||0!==A[1]||0!==A[2],g=0!==h[0]||0!==h[1]||0!==h[2];if(f||g){const e=Va;if(f){const t=c.transformPoint3(u,A,Ha);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],p=W(d,e,ja)}else p=d;if(n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,p),n.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),n.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const m=s._sectionPlanesState.getNumAllocatedSectionPlanes(),_=s._sectionPlanesState.sectionPlanes.length;if(m>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,r=o.renderFlags;for(let t=0;t<m;t++){const s=this._uSectionPlanes[t];if(s)if(t<_){const a=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,a?1:0),a){const i=e[t];if(A){const e=J(i.dist,i.dir,A,Va,o.matrix);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,8),n.drawArrays(n.LINES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,16),n.drawArrays(n.LINES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,32),n.drawArrays(n.LINES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new He(t,this._buildShader()),this._program.errors)return this.errors=this._program.errors,void console.error(this.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uPerObjectDecodeMatrix="uPerObjectDecodeMatrix",this.uPerObjectColorAndFlags="uPerObjectColorAndFlags",this._uPerVertexPosition="uPerVertexPosition",this._uPerLineIndices="uPerLineIndices",this._uPerLineObject="uPerLineObject",this._uPerObjectMatrix="uPerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t.camera.project;if(s.bind(),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// LinesDataTextureColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled,i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uPerObjectDecodeMatrix;"),i.push("uniform highp sampler2D uPerObjectMatrix;"),i.push("uniform lowp usampler2D uPerObjectColorAndFlags;"),i.push("uniform mediump usampler2D uPerVertexPosition;"),i.push("uniform highp usampler2D uPerLineIndices;"),i.push("uniform mediump usampler2D uPerLineObject;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("  int lineIndex = gl_VertexID / 2;"),i.push("  int h_packed_object_id_index = (lineIndex >> 3) & 4095;"),i.push("  int v_packed_object_id_index = (lineIndex >> 3) >> 12;"),i.push("  int objectIndex = int(texelFetch(uPerLineObject, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("  ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("  uvec4 flags = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("  uvec4 flags2 = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("  if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("      return;"),i.push("  } else {"),i.push("      ivec4 packedVertexBase = ivec4(texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("      ivec4 packedLineIndexBaseOffset = ivec4(texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("      int lineIndexBaseOffset = (packedLineIndexBaseOffset.r << 24) + (packedLineIndexBaseOffset.g << 16) + (packedLineIndexBaseOffset.b << 8) + packedLineIndexBaseOffset.a;"),i.push("      int h_index = (lineIndex - lineIndexBaseOffset) & 4095;"),i.push("      int v_index = (lineIndex - lineIndexBaseOffset) >> 12;"),i.push("      ivec3 vertexIndices = ivec3(texelFetch(uPerLineIndices, ivec2(h_index, v_index), 0));"),i.push("      ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("      int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("      int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("      mat4 objectInstanceMatrix = mat4 (texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("      mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("      uvec4 flags = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("      uvec4 flags2 = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("      vec3 position = vec3(texelFetch(uPerVertexPosition, ivec2(indexPositionH, indexPositionV), 0));"),i.push("      uvec4 color = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("      if (color.a == 0u) {"),i.push("          gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("          return;"),i.push("      };"),i.push("      vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2.r;")),i.push("      vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("      vFragDepth = 1.0 + clipPos.w;"),i.push("      isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("      gl_Position = clipPos;"),i.push("      vec4 rgb = vec4(color.rgba);"),i.push("      vColor = vec4(float(rgb.r*0.5) / 255.0, float(rgb.g*0.5) / 255.0, float(rgb.b*0.5) / 255.0, float(rgb.a) / 255.0);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// LinesDataTextureColorRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("flat in uint vFlags2;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = vFlags2 > 0u;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { "),s.push("      discard;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor            = vColor;"),s.push("}"),s}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class za{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null)}eagerCreateRenders(){}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new Ga(this._scene,!1)),this._colorRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy()}}const Wa={};class Ka{constructor(){this.positionsCompressed=[],this.lenPositionsCompressed=0,this.indices8Bits=[],this.lenIndices8Bits=0,this.indices16Bits=[],this.lenIndices16Bits=0,this.indices32Bits=[],this.lenIndices32Bits=0,this.perObjectColors=[],this.perObjectPickColors=[],this.perObjectSolid=[],this.perObjectOffsets=[],this.perObjectPositionsDecodeMatrices=[],this.perObjectInstancePositioningMatrices=[],this.perObjectVertexBases=[],this.perObjectIndexBaseOffsets=[],this.perLineNumberPortionId8Bits=[],this.perLineNumberPortionId16Bits=[],this.perLineNumberPortionId32Bits=[]}}class Xa{constructor(){this.texturePerObjectColorsAndFlags=null,this.texturePerObjectOffsets=null,this.texturePerObjectInstanceMatrices=null,this.texturePerObjectPositionsDecodeMatrix=null,this.texturePerVertexIdCoordinates=null,this.texturePerLineIdPortionIds8Bits=null,this.texturePerLineIdPortionIds16Bits=null,this.texturePerLineIdPortionIds32Bits=null,this.texturePerLineIdIndices8Bits=null,this.texturePerLineIdIndices16Bits=null,this.texturePerLineIdIndices32Bits=null,this.textureModelMatrices=null}finalize(){this.indicesPerBitnessTextures={8:this.texturePerLineIdIndices8Bits,16:this.texturePerLineIdIndices16Bits,32:this.texturePerLineIdIndices32Bits},this.indicesPortionIdsPerBitnessTextures={8:this.texturePerLineIdPortionIds8Bits,16:this.texturePerLineIdPortionIds16Bits,32:this.texturePerLineIdPortionIds32Bits}}bindCommonTextures(e,t,i,s,r){this.texturePerObjectPositionsDecodeMatrix.bindTexture(e,t,1),this.texturePerVertexIdCoordinates.bindTexture(e,i,2),this.texturePerObjectColorsAndFlags.bindTexture(e,s,3),this.texturePerObjectInstanceMatrices.bindTexture(e,r,4)}bindLineIndicesTextures(e,t,i,s){this.indicesPortionIdsPerBitnessTextures[s].bindTexture(e,t,5),this.indicesPerBitnessTextures[s].bindTexture(e,i,6)}}class Ja{constructor(e,t,i,s,r=null){this._gl=e,this._texture=t,this._textureWidth=i,this._textureHeight=s,this._textureData=r}bindTexture(e,t,i){return e.bindTexture(t,this,i)}bind(e){return this._gl.activeTexture(this._gl["TEXTURE"+e]),this._gl.bindTexture(this._gl.TEXTURE_2D,this._texture),!0}unbind(e){}}const Ya={sizeDataColorsAndFlags:0,sizeDataPositionDecodeMatrices:0,sizeDataTextureOffsets:0,sizeDataTexturePositions:0,sizeDataTextureIndices:0,sizeDataTexturePortionIds:0,numberOfGeometries:0,numberOfPortions:0,numberOfLayers:0,numberOfTextures:0,totalLines:0,totalLines8Bits:0,totalLines16Bits:0,totalLines32Bits:0,cannotCreatePortion:{because10BitsObjectId:0,becauseTextureSize:0},overheadSizeAlignementIndices:0,overheadSizeAlignementEdgeIndices:0};window.printDataTextureRamStats=function(){console.log(JSON.stringify(Ya,null,4));let e=0;Object.keys(Ya).forEach((t=>{t.startsWith("size")&&(e+=Ya[t])})),console.log(`Total size ${e} bytes (${(e/1e3/1e3).toFixed(2)} MB)`),console.log(`Avg bytes / triangle: ${(e/Ya.totalLines).toFixed(2)}`);let t={};Object.keys(Ya).forEach((i=>{i.startsWith("size")&&(t[i]=`${(Ya[i]/e*100).toFixed(2)} % of total`)})),console.log(JSON.stringify({percentualRamUsage:t},null,4))};class Za{disableBindedTextureFiltering(e){e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE)}generateTextureForColorsAndFlags(e,t,i,s,r){const o=t.length;this.numPortions=o;const n=4096,a=Math.ceil(o/512);if(0===a)throw"texture height===0";const l=new Uint8Array(16384*a);Ya.sizeDataColorsAndFlags+=l.byteLength,Ya.numberOfTextures++;for(let e=0;e<o;e++)l.set(t[e],32*e+0),l.set(i[e],32*e+4),l.set([0,0,0,0],32*e+8),l.set([0,0,0,0],32*e+12),l.set([s[e]>>24&255,s[e]>>16&255,s[e]>>8&255,255&s[e]],32*e+16),l.set([r[e]>>24&255,r[e]>>16&255,r[e]>>8&255,255&r[e]],32*e+20);const A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA8UI,n,a),e.texSubImage2D(e.TEXTURE_2D,0,0,0,n,a,e.RGBA_INTEGER,e.UNSIGNED_BYTE,l,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,A,n,a,l)}generateTextureForObjectOffsets(e,t){const i=512,s=Math.ceil(t/i);if(0===s)throw"texture height===0";const r=new Float32Array(1536*s).fill(0);Ya.sizeDataTextureOffsets+=r.byteLength,Ya.numberOfTextures++;const o=e.createTexture();return e.bindTexture(e.TEXTURE_2D,o),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32F,i,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,i,s,e.RGB,e.FLOAT,r,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,o,i,s,r)}generateTextureForInstancingMatrices(e,t){const i=t.length;if(0===i)throw"num instance matrices===0";const s=2048,r=Math.ceil(i/512),o=new Float32Array(8192*r);Ya.numberOfTextures++;for(let e=0;e<t.length;e++)o.set(t[e],16*e);const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r,o)}generateTextureForPositionsDecodeMatrices(e,t){const i=t.length;if(0===i)throw"num decode+entity matrices===0";const s=2048,r=Math.ceil(i/512),o=new Float32Array(8192*r);Ya.sizeDataPositionDecodeMatrices+=o.byteLength,Ya.numberOfTextures++;for(let e=0;e<t.length;e++)o.set(t[e],16*e);const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r)}generateTextureFor8BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint8Array(s*r*3);Ya.sizeDataTextureIndices+=o.byteLength,Ya.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB8UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_BYTE,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r)}generateTextureFor16BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r*3);Ya.sizeDataTextureIndices+=o.byteLength,Ya.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_SHORT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r)}generateTextureFor32BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint32Array(s*r*3);Ya.sizeDataTextureIndices+=o.byteLength,Ya.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_INT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r)}generateTextureForPositions(e,t,i){const s=i/3,r=4096,o=Math.ceil(s/r);if(0===o)throw"texture height===0";const n=new Uint16Array(r*o*3);Ya.sizeDataTexturePositions+=n.byteLength,Ya.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];n.set(s,i),i+=s.length}const a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,r,o),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,o,e.RGB_INTEGER,e.UNSIGNED_SHORT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,a,r,o)}generateTextureForPackedPortionIds(e,t){if(0===t.length)return{texture:null,textureHeight:0};const i=t.length,s=4096,r=Math.ceil(i/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r);o.set(t,0),Ya.sizeDataTexturePortionIds+=o.byteLength,Ya.numberOfTextures++;const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.R16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RED_INTEGER,e.UNSIGNED_SHORT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r)}}const qa=new Zr,$a=qa.maxDataTextureHeight,el=new Float32Array(16),tl=new Uint8Array(4),il=new Float32Array(3);let sl=0;const rl=c.identityMat4();class ol{constructor(e,t){Ya.numberOfLayers++,this._layerNumber=sl++,this.sortId=`TriDTX-${this._layerNumber}`,this.layerIndex=t.layerIndex,this._renderers=function(e){const t=e.id;let i=Wa[t];return i||(i=new za(e),Wa[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(()=>{i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(()=>{delete Wa[t],i._destroy()}))),i}(e.scene),this.model=e,this._buffer=new Ka,this._dataTextureState=new Xa,this._dataTextureGenerator=new Za,this._state=new At({origin:c.vec3(t.origin),textureState:this._dataTextureState,numIndices8Bits:0,numIndices16Bits:0,numIndices32Bits:0,numVertices:0}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._subPortions=[],this._portionToSubPortionsMap=[],this._bucketGeometries={},this._meshes=[],this._aabb=c.collapseAABB3(),this.aabbDirty=!0,this._numUpdatesInFrame=0,this.primitive=t.primitive,this._finalized=!1}get aabb(){if(this.aabbDirty){c.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)c.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e){if(this._finalized)throw"Already finalized";const t=e.buckets.length;this._numPortions+t>65536&&Ya.cannotCreatePortion.because10BitsObjectId++;let i=this._numPortions+t<=65536;const s=void 0!==e.geometryId&&null!==e.geometryId?`${e.geometryId}#0`:`${e.id}#0`;if(!this._bucketGeometries[s]){const t=Math.max(this._state.numIndices8Bits,this._state.numIndices16Bits,this._state.numIndices32Bits);let s=0,r=0;e.buckets.forEach((e=>{s+=e.positionsCompressed.length/3,r+=e.indices.length/2})),(this._state.numVertices+s>4096*$a||t+r>4096*$a)&&Ya.cannotCreatePortion.becauseTextureSize++,i&&=this._state.numVertices+s<=4096*$a&&t+r<=4096*$a}return i}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=[];t.buckets.forEach(((e,s)=>{const r=void 0!==t.geometryId&&null!==t.geometryId?`${t.geometryId}#${s}`:`${t.id}#${s}`;let o=this._bucketGeometries[r];o||(o=this._createBucketGeometry(t,e),this._bucketGeometries[r]=o);const n=this._createSubPortion(t,o,e);i.push(n)}));const s=this._portionToSubPortionsMap.length;return this._portionToSubPortionsMap.push(i),this.model.numPortions++,this._meshes.push(e),s}_createBucketGeometry(e,t){if(t.indices){const e=8*Math.ceil(t.indices.length/2/8)*2;Ya.overheadSizeAlignementIndices+=2*(e-t.indices.length);const i=new Uint32Array(e);i.fill(0),i.set(t.indices),t.indices=i}const i=t.positionsCompressed,s=t.indices,r=this._buffer;r.positionsCompressed.push(i);const o=r.lenPositionsCompressed/3,n=i.length/3;let a;r.lenPositionsCompressed+=i.length;let l=0;if(s){let e;l=s.length/2,n<=256?(e=r.indices8Bits,a=r.lenIndices8Bits/2,r.lenIndices8Bits+=s.length):n<=65536?(e=r.indices16Bits,a=r.lenIndices16Bits/2,r.lenIndices16Bits+=s.length):(e=r.indices32Bits,a=r.lenIndices32Bits/2,r.lenIndices32Bits+=s.length),e.push(s)}this._state.numVertices+=n,Ya.numberOfGeometries++;return{vertexBase:o,numVertices:n,numLines:l,indicesBase:a}}_createSubPortion(e,t){const i=e.color,s=e.colors,r=e.opacity,o=e.meshMatrix,n=e.pickColor,a=this._buffer,l=this._state;a.perObjectPositionsDecodeMatrices.push(e.positionsDecodeMatrix),a.perObjectInstancePositioningMatrices.push(o||rl),a.perObjectSolid.push(!!e.solid),s?a.perObjectColors.push([255*s[0],255*s[1],255*s[2],255]):i&&a.perObjectColors.push([i[0],i[1],i[2],r]),a.perObjectPickColors.push(n),a.perObjectVertexBases.push(t.vertexBase);{let e;e=t.numVertices<=256?l.numIndices8Bits:t.numVertices<=65536?l.numIndices16Bits:l.numIndices32Bits,a.perObjectIndexBaseOffsets.push(e/2-t.indicesBase)}const A=this._subPortions.length;if(t.numLines>0){let e,i=2*t.numLines;t.numVertices<=256?(e=a.perLineNumberPortionId8Bits,l.numIndices8Bits+=i,Ya.totalLines8Bits+=t.numLines):t.numVertices<=65536?(e=a.perLineNumberPortionId16Bits,l.numIndices16Bits+=i,Ya.totalLines16Bits+=t.numLines):(e=a.perLineNumberPortionId32Bits,l.numIndices32Bits+=i,Ya.totalLines32Bits+=t.numLines),Ya.totalLines+=t.numLines;for(let i=0;i<t.numLines;i+=8)e.push(A)}return this._subPortions.push({numVertices:t.numLines}),this._numPortions++,Ya.numberOfPortions++,A}finalize(){if(this._finalized)return;const e=this._state,t=this._dataTextureState,i=this.model.scene.canvas.gl,s=this._buffer;e.gl=i,t.texturePerObjectColorsAndFlags=this._dataTextureGenerator.generateTextureForColorsAndFlags(i,s.perObjectColors,s.perObjectPickColors,s.perObjectVertexBases,s.perObjectIndexBaseOffsets,s.perObjectSolid),t.texturePerObjectInstanceMatrices=this._dataTextureGenerator.generateTextureForInstancingMatrices(i,s.perObjectInstancePositioningMatrices),t.texturePerObjectPositionsDecodeMatrix=this._dataTextureGenerator.generateTextureForPositionsDecodeMatrices(i,s.perObjectPositionsDecodeMatrices),t.texturePerVertexIdCoordinates=this._dataTextureGenerator.generateTextureForPositions(i,s.positionsCompressed,s.lenPositionsCompressed),t.texturePerLineIdPortionIds8Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(i,s.perLineNumberPortionId8Bits),t.texturePerLineIdPortionIds16Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(i,s.perLineNumberPortionId16Bits),t.texturePerLineIdPortionIds32Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(i,s.perLineNumberPortionId32Bits),s.lenIndices8Bits>0&&(t.texturePerLineIdIndices8Bits=this._dataTextureGenerator.generateTextureFor8BitIndices(i,s.indices8Bits,s.lenIndices8Bits)),s.lenIndices16Bits>0&&(t.texturePerLineIdIndices16Bits=this._dataTextureGenerator.generateTextureFor16BitIndices(i,s.indices16Bits,s.lenIndices16Bits)),s.lenIndices32Bits>0&&(t.texturePerLineIdIndices32Bits=this._dataTextureGenerator.generateTextureFor32BitIndices(i,s.indices32Bits,s.lenIndices32Bits)),t.finalize(),this._buffer=null,this._bucketGeometries={},this._finalized=!0,this._deferredSetFlagsDirty=!1,this._onSceneRendering=this.model.scene.on("rendering",(()=>{this._deferredSetFlagsDirty&&this._uploadDeferredFlags(),this._numUpdatesInFrame=0}))}initFlags(e,t,i){t&Y&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ie&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&te&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&se&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&$&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&q&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Z&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,true),this._setFlags2(e,t,true)}flushInitFlags(){this._setDeferredFlags(),this._setDeferredFlags2()}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&Y?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&$?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags2(e,t)}_beginDeferredFlags(){this._deferredSetFlagsActive=!0}_uploadDeferredFlags(){if(this._deferredSetFlagsActive=!1,!this._deferredSetFlagsDirty)return;this._deferredSetFlagsDirty=!1;const e=this.model.scene.canvas.gl,t=this._dataTextureState;e.bindTexture(e.TEXTURE_2D,t.texturePerObjectColorsAndFlags._texture),e.texSubImage2D(e.TEXTURE_2D,0,0,0,t.texturePerObjectColorsAndFlags._textureWidth,t.texturePerObjectColorsAndFlags._textureHeight,e.RGBA_INTEGER,e.UNSIGNED_BYTE,t.texturePerObjectColorsAndFlags._textureData)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&Z?(this._numCulledLayerPortions+=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions-=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&q?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetColor(i[e],t)}_subPortionSetColor(e,t){if(!this._finalized)throw"Not finalized";const i=this._dataTextureState,s=this.model.scene.canvas.gl;tl[0]=t[0],tl[1]=t[1],tl[2]=t[2],tl[3]=t[3],i.texturePerObjectColorsAndFlags._textureData.set(tl,32*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectColorsAndFlags._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*8,Math.floor(e/512),1,1,s.RGBA_INTEGER,s.UNSIGNED_BYTE,tl))}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i,s=!1){const r=this._portionToSubPortionsMap[e];for(let e=0,o=r.length;e<o;e++)this._subPortionSetFlags(r[e],t,i,s)}_subPortionSetFlags(e,t,i,s=!1){if(!this._finalized)throw"Not finalized";const r=!!(t&Y),o=!!(t&te),n=!!(t&Z);let a,l;a=!r||n||o?hr.NOT_RENDERED:i?hr.COLOR_TRANSPARENT:hr.COLOR_OPAQUE,l=!r||n?hr.NOT_RENDERED:!!(t&se)?hr.SILHOUETTE_SELECTED:!!(t&ie)?hr.SILHOUETTE_HIGHLIGHTED:o?hr.SILHOUETTE_XRAYED:hr.NOT_RENDERED;let A=r&&!n&&!!(t&q)?hr.PICK:hr.NOT_RENDERED;const h=this._dataTextureState,c=this.model.scene.canvas.gl;tl[0]=a,tl[1]=l,tl[3]=A,h.texturePerObjectColorsAndFlags._textureData.set(tl,32*e+8),this._deferredSetFlagsActive||s?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),c.bindTexture(c.TEXTURE_2D,h.texturePerObjectColorsAndFlags._texture),c.texSubImage2D(c.TEXTURE_2D,0,e%512*8+2,Math.floor(e/512),1,1,c.RGBA_INTEGER,c.UNSIGNED_BYTE,tl))}_setDeferredFlags(){}_setFlags2(e,t,i=!1){const s=this._portionToSubPortionsMap[e];for(let e=0,r=s.length;e<r;e++)this._subPortionSetFlags2(s[e],t,i)}_subPortionSetFlags2(e,t,i=!1){if(!this._finalized)throw"Not finalized";const s=t&$?255:0,r=this._dataTextureState,o=this.model.scene.canvas.gl;tl[0]=s,tl[1]=0,tl[2]=1,tl[3]=2,r.texturePerObjectColorsAndFlags._textureData.set(tl,32*e+12),this._deferredSetFlagsActive||i?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),o.bindTexture(o.TEXTURE_2D,r.texturePerObjectColorsAndFlags._texture),o.texSubImage2D(o.TEXTURE_2D,0,e%512*8+3,Math.floor(e/512),1,1,o.RGBA_INTEGER,o.UNSIGNED_BYTE,tl))}_setDeferredFlags2(){}setOffset(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetOffset(i[e],t)}_subPortionSetOffset(e,t){if(!this._finalized)throw"Not finalized";const i=this._dataTextureState,s=this.model.scene.canvas.gl;il[0]=t[0],il[1]=t[1],il[2]=t[2],i.texturePerObjectOffsets._textureData.set(il,3*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectOffsets._texture),s.texSubImage2D(s.TEXTURE_2D,0,0,e,1,1,s.RGB,s.FLOAT,il))}setMatrix(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetMatrix(i[e],t)}_subPortionSetMatrix(e,t){if(!this._finalized)throw"Not finalized";const i=this._dataTextureState,s=this.model.scene.canvas.gl;el.set(t),i.texturePerObjectInstanceMatrices._textureData.set(el,16*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectInstanceMatrices._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*4,Math.floor(e/512),4,1,s.RGBA,s.FLOAT,el))}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){}drawSilhouetteHighlighted(e,t){}drawSilhouetteSelected(e,t){}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawEdgesXRayed(e,t){}drawOcclusion(e,t){}drawShadow(e,t){}setPickMatrices(e,t){}drawPickMesh(e,t){}drawPickDepths(e,t){}drawSnapInit(e,t){}drawSnap(e,t){}drawPickNormals(e,t){}destroy(){if(this._destroyed)return;const e=this._state;this.model.scene.off(this._onSceneRendering),e.destroy(),this._destroyed=!0}}const nl=c.vec3(),al=c.vec3(),ll=c.vec3();c.vec3();const Al=c.vec4(),hl=c.mat4();class cl{constructor(e,t){this._scene=e,this._withSAO=t,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:u}=o;if(!this._program&&(this._allocate(),this.errors))return;let d,p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const f=0!==A[0]||0!==A[1]||0!==A[2],g=0!==h[0]||0!==h[1]||0!==h[2];if(f||g){const e=nl;if(f){const t=c.transformPoint3(u,A,al);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],d=W(r.viewMatrix,e,hl),p=ll,p[0]=r.eye[0]-e[0],p[1]=r.eye[1]-e[1],p[2]=r.eye[2]-e[2]}else d=r.viewMatrix,p=r.eye;if(n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,d),n.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),n.uniform3fv(this._uCameraEyeRtc,p),n.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const m=s._sectionPlanesState.getNumAllocatedSectionPlanes(),_=s._sectionPlanesState.sectionPlanes.length;if(m>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,r=o.renderFlags;for(let t=0;t<m;t++){const s=this._uSectionPlanes[t];if(s)if(t<_){const a=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,a?1:0),a){const i=e[t];if(A){const e=J(i.dist,i.dir,A,nl,o.matrix);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl,i=e._lightsState;if(this._program=new He(t,this._buildShader()),this._program.errors)return this.errors=this._program.errors,void console.error(this.errors);const s=this._program;this._uRenderPass=s.getLocation("renderPass"),this._uLightAmbient=s.getLocation("lightAmbient"),this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];const r=i.lights;let o;for(let e=0,t=r.length;e<t;e++)switch(o=r[e],o.type){case"dir":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=null,this._uLightDir[e]=s.getLocation("lightDir"+e);break;case"point":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=s.getLocation("lightPos"+e),this._uLightDir[e]=null,this._uLightAttenuation[e]=s.getLocation("lightAttenuation"+e);break;case"spot":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=s.getLocation("lightPos"+e),this._uLightDir[e]=s.getLocation("lightDir"+e),this._uLightAttenuation[e]=s.getLocation("lightAttenuation"+e)}this._uSceneModelMatrix=s.getLocation("sceneModelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,i=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<i;t++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+t),pos:s.getLocation("sectionPlanePos"+t),dir:s.getLocation("sectionPlaneDir"+t)});this._withSAO&&(this._uOcclusionTexture="uOcclusionTexture",this._uSAOParams=s.getLocation("uSAOParams")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=s.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t._lightsState.lights,o=t.camera.project;s.bind(),this._uLightAmbient&&i.uniform4fv(this._uLightAmbient,t._lightsState.getAmbientColorAndIntensity());for(let e=0,t=r.length;e<t;e++){const t=r[e];this._uLightColor[e]&&i.uniform4f(this._uLightColor[e],t.color[0],t.color[1],t.color[2],t.intensity),this._uLightPos[e]&&(i.uniform3fv(this._uLightPos[e],t.pos),this._uLightAttenuation[e]&&i.uniform1f(this._uLightAttenuation[e],t.attenuation)),this._uLightDir[e]&&i.uniform3fv(this._uLightDir[e],t.dir)}if(this._withSAO){const s=t.sao;if(s.possible){const t=i.drawingBufferWidth,r=i.drawingBufferHeight;Al[0]=t,Al[1]=r,Al[2]=s.blendCutoff,Al[3]=s.blendFactor,i.uniform4fv(this._uSAOParams,Al),this._program.bindTexture(this._uOcclusionTexture,e.occlusionTexture,10)}}if(t.logarithmicDepthBufferEnabled){const e=2/(Math.log(o.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0;let r;const o=[];o.push("#version 300 es"),o.push("// TrianglesDataTextureColorRenderer vertex shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("precision highp usampler2D;"),o.push("precision highp isampler2D;"),o.push("precision highp sampler2D;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("precision mediump usampler2D;"),o.push("precision mediump isampler2D;"),o.push("precision mediump sampler2D;"),o.push("#endif"),o.push("uniform int renderPass;"),o.push("uniform mat4 sceneModelMatrix;"),o.push("uniform mat4 viewMatrix;"),o.push("uniform mat4 projMatrix;"),o.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),o.push("uniform highp sampler2D uTexturePerObjectMatrix;"),o.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),o.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),o.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),o.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),o.push("uniform vec3 uCameraEyeRtc;"),o.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("out float isPerspective;")),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("uniform vec4 lightAmbient;");for(let e=0,t=i.lights.length;e<t;e++)r=i.lights[e],"ambient"!==r.type&&(o.push("uniform vec4 lightColor"+e+";"),"dir"===r.type&&o.push("uniform vec3 lightDir"+e+";"),"point"===r.type&&o.push("uniform vec3 lightPos"+e+";"),"spot"===r.type&&(o.push("uniform vec3 lightPos"+e+";"),o.push("uniform vec3 lightDir"+e+";")));s&&(o.push("out vec4 vWorldPosition;"),o.push("flat out uint vFlags2;")),o.push("out vec4 vColor;"),o.push("void main(void) {"),o.push("int polygonIndex = gl_VertexID / 3;"),o.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),o.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),o.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),o.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),o.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),o.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),o.push("if (int(flags.x) != renderPass) {"),o.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),o.push("   return;"),o.push("} else {"),o.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),o.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),o.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),o.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),o.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),o.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),o.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),o.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),o.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),o.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),o.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),o.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),o.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),o.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),o.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),o.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),o.push("if (color.a == 0u) {"),o.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),o.push("   return;"),o.push("};"),o.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),o.push("vec3 position;"),o.push("position = positions[gl_VertexID % 3];"),o.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),o.push("if (solid != 1u) {"),o.push("if (isPerspectiveMatrix(projMatrix)) {"),o.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),o.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),o.push("position = positions[2 - (gl_VertexID % 3)];"),o.push("viewNormal = -viewNormal;"),o.push("}"),o.push("} else {"),o.push("if (viewNormal.z < 0.0) {"),o.push("position = positions[2 - (gl_VertexID % 3)];"),o.push("viewNormal = -viewNormal;"),o.push("}"),o.push("}"),o.push("}"),o.push("vec4 worldPosition = sceneModelMatrix * ((objectDecodeAndInstanceMatrix * vec4(position, 1.0))); "),o.push("vec4 viewPosition = viewMatrix * worldPosition; "),o.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),o.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),o.push("float lambertian = 1.0;");for(let e=0,t=i.lights.length;e<t;e++)if(r=i.lights[e],"ambient"!==r.type){if("dir"===r.type)"view"===r.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===r.type)"view"===r.space?o.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):o.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==r.type)continue;"view"===r.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}o.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),o.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}return o.push("vec3 rgb = vec3(color.rgb) / 255.0;"),o.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),o.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(o.push("vWorldPosition = worldPosition;"),o.push("vFlags2 = flags2.r;")),o.push("gl_Position = clipPos;"),o.push("}"),o.push("}"),o}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// TrianglesDataTextureColorRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),i){s.push("in vec4 vWorldPosition;"),s.push("flat in uint vFlags2;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = vFlags2 > 0u;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { "),s.push("      discard;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor            = vec4(vColor.rgb * ambient, 1.0);")):s.push("   outColor            = vColor;"),s.push("}"),s}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const ul=new Float32Array([1,1,1]),dl=c.vec3(),pl=c.vec3(),fl=c.vec3();c.vec3();const gl=c.mat4();class ml{constructor(e,t){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:u}=o,d=r.viewMatrix;if(!this._program&&(this._allocate(),this.errors))return;let p,f;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),A||0!==h[0]||0!==h[1]||0!==h[2]){const e=dl;if(A){const t=pl;c.transformPoint3(u,A,t),e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],p=W(d,e,gl),f=fl,f[0]=r.eye[0]-e[0],f[1]=r.eye[1]-e[1],f[2]=r.eye[2]-e[2]}else p=d,f=r.eye;if(n.uniform3fv(this._uCameraEyeRtc,f),n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uWorldMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,p),n.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),i===hr.SILHOUETTE_XRAYED){const e=s.xrayMaterial._state,t=e.fillColor,i=e.fillAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else if(i===hr.SILHOUETTE_HIGHLIGHTED){const e=s.highlightMaterial._state,t=e.fillColor,i=e.fillAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else if(i===hr.SILHOUETTE_SELECTED){const e=s.selectedMaterial._state,t=e.fillColor,i=e.fillAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else n.uniform4fv(this._uColor,ul);if(s.logarithmicDepthBufferEnabled){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const g=s._sectionPlanesState.getNumAllocatedSectionPlanes(),m=s._sectionPlanesState.sectionPlanes.length;if(g>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*m,r=o.renderFlags;for(let t=0;t<g;t++){const s=this._uSectionPlanes[t];if(s)if(t<m){const a=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,a?1:0),a){const i=e[t];if(A){const e=J(i.dist,i.dir,A,dl,o.matrix);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new He(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uColor=i.getLocation("color"),this._uWorldMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=t.camera.project;if(this._program.bind(),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture silhouette vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.y) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix *  (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture draw fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("uniform vec4 color;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    outColor = color;"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const _l=new Float32Array([0,0,0,1]),vl=c.vec3(),bl=c.vec3();c.vec3();const yl=c.mat4();class xl{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:u}=s,d=o.viewMatrix;if(!this._program&&(this._allocate(t),this.errors))return;let p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const f=0!==A[0]||0!==A[1]||0!==A[2],g=0!==h[0]||0!==h[1]||0!==h[2];if(f||g){const e=vl;if(f){const t=c.transformPoint3(u,A,bl);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],p=W(d,e,yl)}else p=d;if(n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,p),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix),i===hr.EDGES_XRAYED){const e=r.xrayMaterial._state,t=e.edgeColor,i=e.edgeAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else if(i===hr.EDGES_HIGHLIGHTED){const e=r.highlightMaterial._state,t=e.edgeColor,i=e.edgeAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else if(i===hr.EDGES_SELECTED){const e=r.selectedMaterial._state,t=e.edgeColor,i=e.edgeAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else n.uniform4fv(this._uColor,_l);const m=r._sectionPlanesState.getNumAllocatedSectionPlanes(),_=r._sectionPlanesState.sectionPlanes.length;if(m>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,o=s.renderFlags;for(let t=0;t<m;t++){const r=this._uSectionPlanes[t];if(r)if(t<_){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=J(i.dist,i.dir,A,vl,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),n.drawArrays(n.LINES,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),n.drawArrays(n.LINES,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),n.drawArrays(n.LINES,0,a.numEdgeIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new He(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uColor=i.getLocation("color"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uWorldMatrix=i.getLocation("worldMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix"}_bindProgram(){const e=this._scene,t=e.canvas.gl,i=this._program,s=e.camera.project;if(i.bind(),e.logarithmicDepthBufferEnabled){const e=2/(Math.log(s.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// DTXTrianglesEdgesRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),i.push("uniform vec4 color;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.z) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("mat4 matrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// DTXTrianglesEdgesRenderer fragment shader"),e.logarithmicDepthBufferEnabled&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in vec4 vColor;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { discard; }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outColor            = vColor;"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Bl=c.vec3(),wl=c.vec3(),Pl=c.mat4();class Cl{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:u}=s,d=o.viewMatrix;if(!this._program&&(this._allocate(),this.errors))return;let p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const f=0!==A[0]||0!==A[1]||0!==A[2],g=0!==h[0]||0!==h[1]||0!==h[2];if(f||g){const e=Bl;if(f){const t=c.transformPoint3(u,A,wl);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],p=W(d,e,Pl)}else p=d;n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,p),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix);const m=r._sectionPlanesState.getNumAllocatedSectionPlanes(),_=r._sectionPlanesState.sectionPlanes.length;if(m>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,o=s.renderFlags;for(let t=0;t<m;t++){const r=this._uSectionPlanes[t];if(r)if(t<_){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=J(i.dist,i.dir,A,Bl,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),n.drawArrays(n.LINES,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),n.drawArrays(n.LINES,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),n.drawArrays(n.LINES,0,a.numEdgeIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new He(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix"}_bindProgram(){const e=this._scene,t=e.canvas.gl,i=this._program,s=e.camera.project;if(i.bind(),e.logarithmicDepthBufferEnabled){const e=2/(Math.log(s.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesDataTextureEdgesColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled,i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uObjectPerObjectOffsets;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.z) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vec4 rgb = vec4(color.rgba);"),i.push("vColor = vec4(float(rgb.r*0.5) / 255.0, float(rgb.g*0.5) / 255.0, float(rgb.b*0.5) / 255.0, float(rgb.a) / 255.0);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTextureEdgesColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in vec4 vColor;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { discard; }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outColor            = vColor;"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Ml=c.vec3(),El=c.vec3(),Fl=c.vec3(),Il=c.mat4();class Dl{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){if(!this._program&&(this._allocate(t),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e));const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:u}=s,d=e.pickViewMatrix||o.viewMatrix,p=e.pickProjMatrix||o.projMatrix,f=e.pickOrigin||o.eye,g=e.pickProjMatrix?e.pickZFar:o.project.far;let m,_;l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const v=0!==A[0]||0!==A[1]||0!==A[2],b=0!==h[0]||0!==h[1]||0!==h[2];if(v||b){const e=Ml;if(v){const t=c.transformPoint3(u,A,El);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],m=W(d,e,Il),_=Fl,_[0]=f[0]-e[0],_[1]=f[1]-e[1],_[2]=f[2]-e[2]}else m=d,_=f;if(n.uniform2fv(this._uPickClipPos,e.pickClipPos),n.uniform2f(this._uDrawingBufferSize,n.drawingBufferWidth,n.drawingBufferHeight),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,m),n.uniformMatrix4fv(this._uProjMatrix,!1,p),n.uniform3fv(this._uCameraEyeRtc,_),n.uniform1i(this._uRenderPass,i),r.logarithmicDepthBufferEnabled){const e=2/(Math.log(g+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,e)}const y=r._sectionPlanesState.getNumAllocatedSectionPlanes(),x=r._sectionPlanesState.sectionPlanes.length;if(y>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*x,o=s.renderFlags;for(let t=0;t<y;t++){const r=this._uSectionPlanes[t];if(r)if(t<x){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=J(i.dist,i.dir,A,Ml,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new He(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene.canvas.gl;this._program.bind(),t.uniform1i(this._uPickInvisible,e.pickInvisible)}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry picking vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform bool pickInvisible;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("smooth out vec4 vWorldPosition;"),i.push("flat out uvec4 vFlags2;")),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("vPickColor = vec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+1, objectIndexCoords.y), 0)) / 255.0;"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry picking fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uvec4 vFlags2;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in vec4 vPickColor;"),i.push("out vec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2.x) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outPickColor = vPickColor; "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Sl=c.vec3(),Tl=c.vec3(),Rl=c.vec3();c.vec3();const Ll=c.mat4();class Ul{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:u}=s,d=e.pickViewMatrix||o.viewMatrix,p=e.pickProjMatrix||o.projMatrix,f=e.pickOrigin||o.eye,g=e.pickProjMatrix?e.pickZFar:o.project.far;let m,_;if(this._program||this._allocate(),e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),A||0!==h[0]||0!==h[1]||0!==h[2]){const t=Sl;if(A){const e=Tl;c.transformPoint3(u,A,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=h[0],t[1]+=h[1],t[2]+=h[2],m=W(d,t,Ll),_=Rl,_[0]=f[0]-t[0],_[1]=f[1]-t[1],_[2]=f[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else m=d,_=f,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;if(n.uniform3fv(this._uCameraEyeRtc,_),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible),n.uniform2fv(this._uPickClipPos,e.pickClipPos),n.uniform2f(this._uDrawingBufferSize,n.drawingBufferWidth,n.drawingBufferHeight),n.uniform1f(this._uPickZNear,e.pickZNear),n.uniform1f(this._uPickZFar,e.pickZFar),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,m),n.uniformMatrix4fv(this._uProjMatrix,!1,p),r.logarithmicDepthBufferEnabled){const e=2/(Math.log(g+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,e)}const v=r._sectionPlanesState.getNumAllocatedSectionPlanes(),b=r._sectionPlanesState.sectionPlanes.length;if(v>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*b,o=s.renderFlags;for(let t=0;t<v;t++){const r=this._uSectionPlanes[t];if(r)if(t<b){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=J(i.dist,i.dir,A,Sl,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new He(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._uPickZNear=i.getLocation("pickZNear"),this._uPickZFar=i.getLocation("pickZFar"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(){this._program.bind()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform bool pickInvisible;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2.r;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),i.push("uniform float pickZNear;"),i.push("uniform float pickZFar;"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in vec4 vViewPosition;"),i.push("vec4 packDepth(const in float depth) {"),i.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),i.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),i.push("  vec4 res = fract(depth * bitShift);"),i.push("  res -= res.xxyz * bitMask;"),i.push("  return res;"),i.push("}"),i.push("out vec4 outPackedDepth;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),i.push("    outPackedDepth = packDepth(zNormalizedDepth); "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Ol=c.vec3(),kl=c.vec3(),Nl=c.vec3(),Ql=c.vec3();c.vec3();const Vl=c.mat4();class Hl{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:u}=s,d=t.aabb,p=e.pickViewMatrix||o.viewMatrix,f=Ol;let g,m;f[0]=c.safeInv(d[3]-d[0])*c.MAX_INT,f[1]=c.safeInv(d[4]-d[1])*c.MAX_INT,f[2]=c.safeInv(d[5]-d[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(f[0]),e.snapPickCoordinateScale[1]=c.safeInv(f[1]),e.snapPickCoordinateScale[2]=c.safeInv(f[2]),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const _=0!==A[0]||0!==A[1]||0!==A[2],v=0!==h[0]||0!==h[1]||0!==h[2];if(_||v){const t=kl;if(_){const e=c.transformPoint3(u,A,Nl);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=h[0],t[1]+=h[1],t[2]+=h[2],g=W(p,t,Vl),m=Ql,m[0]=o.eye[0]-t[0],m[1]=o.eye[1]-t[1],m[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,m=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,m),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,g),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const b=r._sectionPlanesState.getNumAllocatedSectionPlanes(),y=r._sectionPlanesState.sectionPlanes.length;if(b>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*y,o=s.renderFlags;for(let t=0;t<b;t++){const r=this._uSectionPlanes[t];if(r)if(t<y){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=J(i.dist,i.dir,A,Ol,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}const x="edge"===e.snapMode?n.LINES:n.POINTS;a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),n.drawArrays(x,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),n.drawArrays(x,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),n.drawArrays(x,0,a.numEdgeIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new He(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._uLogDepthBufFC=i.getLocation("logDepthBufFC"),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTextureModelMatrices="uTextureModelMatrices",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc"),this.uVectorA=i.getLocation("uSnapVectorA"),this.uInverseVectorAB=i.getLocation("uSnapInvVectorAB"),this._uLayerNumber=i.getLocation("uLayerNumber"),this._uCoordinateScaler=i.getLocation("uCoordinateScaler")}_bindProgram(){this._program.bind()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry edges drawing vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 uSnapVectorA;"),i.push("uniform vec2 uSnapInvVectorAB;"),i.push("vec3 positions[3];"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - uSnapVectorA.x) * uSnapInvVectorAB.x;"),i.push("    float y = (clipPos.y - uSnapVectorA.y) * uSnapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vViewPosition;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("}"),i.push("{"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vViewPosition = clipPos;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int uLayerNumber;"),i.push("uniform vec3 uCoordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz * uCoordinateScaler.xyz, uLayerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const jl=c.vec3(),Gl=c.vec3(),zl=c.vec3(),Wl=c.vec3();c.vec3();const Kl=c.mat4();class Xl{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){this._program||this._allocate(),e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:u}=s,d=t.aabb,p=e.pickViewMatrix||o.viewMatrix,f=jl;let g,m;f[0]=c.safeInv(d[3]-d[0])*c.MAX_INT,f[1]=c.safeInv(d[4]-d[1])*c.MAX_INT,f[2]=c.safeInv(d[5]-d[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(f[0]),e.snapPickCoordinateScale[1]=c.safeInv(f[1]),e.snapPickCoordinateScale[2]=c.safeInv(f[2]),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const _=0!==A[0]||0!==A[1]||0!==A[2],v=0!==h[0]||0!==h[1]||0!==h[2];if(_||v){const t=Gl;if(_){const e=zl;c.transformPoint3(u,A,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=h[0],t[1]+=h[1],t[2]+=h[2],g=W(p,t,Kl),m=Wl,m[0]=o.eye[0]-t[0],m[1]=o.eye[1]-t[1],m[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,m=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,m),n.uniform2fv(this._uVectorA,e.snapVectorA),n.uniform2fv(this._uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible),n.uniformMatrix4fv(this._uSceneWorldModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,g),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const b=r._sectionPlanesState.getNumAllocatedSectionPlanes(),y=r._sectionPlanesState.sectionPlanes.length;if(b>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*y,o=s.renderFlags;for(let t=0;t<b;t++){const r=this._uSectionPlanes[t];if(r)if(t<y){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=J(i.dist,i.dir,A,jl,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new He(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uSceneWorldModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._uLogDepthBufFC=i.getLocation("logDepthBufFC"),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc"),this._uVectorA=i.getLocation("uVectorAB"),this._uInverseVectorAB=i.getLocation("uInverseVectorAB"),this._uLayerNumber=i.getLocation("uLayerNumber"),this._uCoordinateScaler=i.getLocation("uCoordinateScaler")}_bindProgram(){this._program.bind()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// DTXTrianglesSnapInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 uVectorAB;"),i.push("uniform vec2 uInverseVectorAB;"),i.push("vec3 positions[3];"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - uVectorAB.x) * uInverseVectorAB.x;"),i.push("    float y = (clipPos.y - uVectorAB.y) * uInverseVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("flat out uint vFlags2;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("}"),i.push("{"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("  if (isPerspectiveMatrix(projMatrix)) {"),i.push("      vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("      if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("          viewNormal = -viewNormal;"),i.push("      }"),i.push("  } else {"),i.push("      if (viewNormal.z < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("          viewNormal = -viewNormal;"),i.push("      }"),i.push("  }"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vWorldPosition = worldPosition;"),t&&i.push("vFlags2 = flags2.r;"),i.push("vPickColor = vec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+1, objectIndexCoords.y), 0));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// DTXTrianglesSnapInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int uLayerNumber;"),i.push("uniform vec3 uCoordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz * uCoordinateScaler.xyz, - uLayerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`outNormal = ivec4(worldNormal * float(${c.MAX_INT}), 1.0);`),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Jl=c.vec3(),Yl=c.vec3(),Zl=c.vec3();c.vec3();const ql=c.mat4();class $l{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:u}=s,d=e.pickViewMatrix||o.viewMatrix;if(!this._program&&(this._allocate(t),this.errors))return;let p,f;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),A||0!==h[0]||0!==h[1]||0!==h[2]){const e=Jl;if(A){const t=Yl;c.transformPoint3(u,A,t),e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],p=W(d,e,ql),f=Zl,f[0]=o.eye[0]-e[0],f[1]=o.eye[1]-e[1],f[2]=o.eye[2]-e[2]}else p=d,f=o.eye;n.uniform3fv(this._uCameraEyeRtc,f),n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uWorldMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,p),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix);const g=r._sectionPlanesState.getNumAllocatedSectionPlanes(),m=r._sectionPlanesState.sectionPlanes.length;if(g>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*m,o=s.renderFlags;for(let t=0;t<g;t++){const r=this._uSectionPlanes[t];if(r)if(t<m){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=J(i.dist,i.dir,A,Jl,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new He(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uWorldMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._uPickZNear=i.getLocation("pickZNear"),this._uPickZFar=i.getLocation("pickZFar"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(){const e=this._scene;e.canvas.gl,e.camera.project,this._program.bind()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesDataTextureOcclusionRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("  if (isPerspectiveMatrix(projMatrix)) {"),i.push("      vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("      if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("      }"),i.push("  } else {"),i.push("      vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("      if (viewNormal.z < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("      }"),i.push("  }"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix *  (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTextureColorRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("      if (sectionPlaneActive"+t+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const eA=c.vec3(),tA=c.vec3(),iA=c.vec3();c.vec3();const sA=c.mat4();class rA{constructor(e){this._scene=e,this._allocate(),this._hash=this._getHash()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:u}=o;if(!this._program&&(this._allocate(),this.errors))return;let d,p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const f=0!==A[0]||0!==A[1]||0!==A[2],g=0!==h[0]||0!==h[1]||0!==h[2];if(f||g){const e=eA;if(f){const t=c.transformPoint3(u,A,tA);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],d=W(r.viewMatrix,e,sA),p=iA,p[0]=r.eye[0]-e[0],p[1]=r.eye[1]-e[1],p[2]=r.eye[2]-e[2]}else d=r.viewMatrix,p=r.eye;if(n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,d),n.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),n.uniform3fv(this._uCameraEyeRtc,p),n.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const m=s._sectionPlanesState.getNumAllocatedSectionPlanes(),_=s._sectionPlanesState.sectionPlanes.length;if(m>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,r=o.renderFlags;for(let t=0;t<m;t++){const s=this._uSectionPlanes[t];if(s)if(t<_){const a=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,a?1:0),a){const i=e[t];if(A){const e=J(i.dist,i.dir,A,eA,o.matrix);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new He(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPositionsDecodeMatrix=i.getLocation("objectDecodeAndInstanceMatrix"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t.camera.project;if(s.bind(),i.uniformMatrix4fv(this._uProjMatrix,!1,r.matrix),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture draw vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out highp vec2 vHighPrecisionZW;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.x) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture draw fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in highp vec2 vHighPrecisionZW;"),i.push("out vec4 outColor;"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),i.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const oA=c.vec3(),nA=c.vec3(),aA=c.vec3();c.vec3();const lA=c.mat4();class AA{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,u=o.viewMatrix;if(!this._program&&(this._allocate(t),this.errors))return;let d,p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(t));const f=0!==l[0]||0!==l[1]||0!==l[2],g=0!==A[0]||0!==A[1]||0!==A[2];if(f||g){const e=oA;if(f){const t=nA;c.transformPoint3(h,l,t),e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=A[0],e[1]+=A[1],e[2]+=A[2],d=W(u,e,lA),p=aA,p[0]=o.eye[0]-e[0],p[1]=o.eye[1]-e[1],p[2]=o.eye[2]-e[2]}else d=u,p=o.eye;n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uWorldMatrix,!1,h),n.uniformMatrix4fv(this._uViewMatrix,!1,d),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix),n.uniformMatrix4fv(this._uViewNormalMatrix,!1,o.viewNormalMatrix),n.uniformMatrix4fv(this._uWorldNormalMatrix,!1,s.worldNormalMatrix);const m=r._sectionPlanesState.getNumAllocatedSectionPlanes(),_=r._sectionPlanesState.sectionPlanes.length;if(m>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,o=s.renderFlags;for(let t=0;t<m;t++){const r=this._uSectionPlanes[t];if(r)if(t<_){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(l){const e=J(i.dist,i.dir,l,oA,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}n.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,t._state.objectDecodeAndInstanceMatrix),this._aPosition.bindArrayBuffer(a.positionsBuf),this._aOffset.bindArrayBuffer(a.offsetsBuf),this._aNormal.bindArrayBuffer(a.normalsBuf),this._aColor.bindArrayBuffer(a.colorsBuf),this._aFlags.bindArrayBuffer(a.flagsBuf),this._aFlags2&&this._aFlags2.bindArrayBuffer(a.flags2Buf),a.indicesBuf.bind(),n.drawElements(n.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0)}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new He(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPositionsDecodeMatrix=i.getLocation("objectDecodeAndInstanceMatrix"),this._uWorldMatrix=i.getLocation("worldMatrix"),this._uWorldNormalMatrix=i.getLocation("worldNormalMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uViewNormalMatrix=i.getLocation("viewNormalMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._aPosition=i.getAttribute("position"),this._aOffset=i.getAttribute("offset"),this._aNormal=i.getAttribute("normal"),this._aColor=i.getAttribute("color"),this._aFlags=i.getAttribute("flags"),this._aFlags2&&(this._aFlags2=i.getAttribute("flags2")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC"))}_bindProgram(){const e=this._scene,t=e.canvas.gl,i=e.camera.project;if(this._program.bind(),t.uniformMatrix4fv(this._uProjMatrix,!1,i.matrix),e.logarithmicDepthBufferEnabled){const e=2/(Math.log(i.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("// Batched geometry normals vertex shader"),e.logarithmicDepthBufferEnabled&&Te.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("uniform int renderPass;"),i.push("attribute vec3 position;"),e.entityOffsetsEnabled&&i.push("attribute vec3 offset;"),i.push("attribute vec3 normal;"),i.push("attribute vec4 color;"),i.push("attribute vec4 flags;"),i.push("attribute vec4 flags2;"),i.push("uniform mat4 worldMatrix;"),i.push("uniform mat4 worldNormalMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform mat4 viewNormalMatrix;"),i.push("uniform mat4 objectDecodeAndInstanceMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),Te.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("varying float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out vec4 vFlags2;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition   = viewMatrix * worldPosition; "),i.push("      vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("      vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("      vWorldPosition  = worldPosition;"),i.push("      vFlags2         = flags2;")),i.push("      vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(Te.SUPPORTED_EXTENSIONS.EXT_frag_depth?i.push("vFragDepth = 1.0 + clipPos.w;"):(i.push("clipPos.z = log2( max( 1e-6, clipPos.w + 1.0 ) ) * logDepthBufFC - 1.0;"),i.push("clipPos.z *= clipPos.w;")),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry normals fragment shader"),e.logarithmicDepthBufferEnabled&&Te.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&Te.SUPPORTED_EXTENSIONS.EXT_frag_depth&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("in vec4 vFlags2;");for(let t=0;t<e._sectionPlanesState.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in vec3 vViewNormal;"),i.push("vec3 packNormalToRGB( const in vec3 normal ) {"),i.push("    return normalize( normal ) * 0.5 + 0.5;"),i.push("}"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2.x) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&Te.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("    gl_FragDepthEXT = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    gl_FragColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const hA=c.vec3(),cA=c.vec3(),uA=c.vec3();c.vec3(),c.vec4();const dA=c.mat4();class pA{constructor(e,t){this._scene=e,this._withSAO=t,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:u}=o;if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a));const d=e.pickViewMatrix||r.viewMatrix,p=e.pickProjMatrix||r.projMatrix,f=e.pickOrigin||r.eye,g=e.pickProjMatrix?e.pickZFar:r.project.far;let m,_;l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const v=0!==A[0]||0!==A[1]||0!==A[2],b=0!==h[0]||0!==h[1]||0!==h[2];if(v||b){const e=hA;if(v){const t=c.transformPoint3(u,A,cA);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],m=W(d,e,dA),_=uA,_[0]=f[0]-e[0],_[1]=f[1]-e[1],_[2]=f[2]-e[2]}else m=d,_=f;if(n.uniform2fv(this._uPickClipPos,e.pickClipPos),n.uniform2f(this._uDrawingBufferSize,n.drawingBufferWidth,n.drawingBufferHeight),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,m),n.uniformMatrix4fv(this._uProjMatrix,!1,p),n.uniform3fv(this._uCameraEyeRtc,_),n.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){const e=2/(Math.log(g+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,e)}const y=s._sectionPlanesState.getNumAllocatedSectionPlanes(),x=s._sectionPlanesState.sectionPlanes.length;if(y>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*x,r=o.renderFlags;for(let t=0;t<y;t++){const s=this._uSectionPlanes[t];if(s)if(t<x){const a=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,a?1:0),a){const i=e[t];if(A){const e=J(i.dist,i.dir,A,hA,o.matrix);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new He(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t.camera.project;if(s.bind(),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// trianglesDatatextureNormalsRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out vec4 vWorldPosition;"),t&&i.push("flat out uint vFlags2;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("vWorldPosition = worldPosition;"),t&&i.push("vFlags2 = flags2.r;"),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTexturePickNormalsRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),i.push("in vec4 vWorldPosition;"),t){i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("out highp ivec4 outNormal;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`  outNormal = ivec4(worldNormal * float(${c.MAX_INT}), 1.0);`),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class fA{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorQualityRendererWithSAO&&!this._colorQualityRendererWithSAO.getValid()&&(this._colorQualityRendererWithSAO.destroy(),this._colorQualityRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null)}eagerCreateRenders(){this._silhouetteRenderer||(this._silhouetteRenderer=new ml(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new Dl(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new Ul(this._scene)),this._pickNormalsRenderer||(this._pickNormalsRenderer=new pA(this._scene)),this._snapRenderer||(this._snapRenderer=new Hl(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new Xl(this._scene)),this._snapRenderer||(this._snapRenderer=new Hl(this._scene))}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new cl(this._scene,!1)),this._colorRenderer}get colorRendererWithSAO(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new cl(this._scene,!0)),this._colorRendererWithSAO}get colorQualityRendererWithSAO(){return this._colorQualityRendererWithSAO}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new ml(this._scene)),this._silhouetteRenderer}get depthRenderer(){return this._depthRenderer||(this._depthRenderer=new rA(this._scene)),this._depthRenderer}get normalsRenderer(){return this._normalsRenderer||(this._normalsRenderer=new AA(this._scene)),this._normalsRenderer}get edgesRenderer(){return this._edgesRenderer||(this._edgesRenderer=new xl(this._scene)),this._edgesRenderer}get edgesColorRenderer(){return this._edgesColorRenderer||(this._edgesColorRenderer=new Cl(this._scene)),this._edgesColorRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new Dl(this._scene)),this._pickMeshRenderer}get pickNormalsRenderer(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new pA(this._scene)),this._pickNormalsRenderer}get pickNormalsFlatRenderer(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new pA(this._scene)),this._pickNormalsFlatRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new Ul(this._scene)),this._pickDepthRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new Hl(this._scene)),this._snapRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new Xl(this._scene)),this._snapInitRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new $l(this._scene)),this._occlusionRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorQualityRendererWithSAO&&this._colorQualityRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy()}}const gA={};class mA{constructor(){this.positionsCompressed=[],this.lenPositionsCompressed=0,this.metallicRoughness=[],this.indices8Bits=[],this.lenIndices8Bits=0,this.indices16Bits=[],this.lenIndices16Bits=0,this.indices32Bits=[],this.lenIndices32Bits=0,this.edgeIndices8Bits=[],this.lenEdgeIndices8Bits=0,this.edgeIndices16Bits=[],this.lenEdgeIndices16Bits=0,this.edgeIndices32Bits=[],this.lenEdgeIndices32Bits=0,this.perObjectColors=[],this.perObjectPickColors=[],this.perObjectSolid=[],this.perObjectOffsets=[],this.perObjectPositionsDecodeMatrices=[],this.perObjectInstancePositioningMatrices=[],this.perObjectVertexBases=[],this.perObjectIndexBaseOffsets=[],this.perObjectEdgeIndexBaseOffsets=[],this.perTriangleNumberPortionId8Bits=[],this.perTriangleNumberPortionId16Bits=[],this.perTriangleNumberPortionId32Bits=[],this.perEdgeNumberPortionId8Bits=[],this.perEdgeNumberPortionId16Bits=[],this.perEdgeNumberPortionId32Bits=[]}}class _A{constructor(){this.texturePerObjectColorsAndFlags=null,this.texturePerObjectOffsets=null,this.texturePerObjectInstanceMatrices=null,this.texturePerObjectPositionsDecodeMatrix=null,this.texturePerVertexIdCoordinates=null,this.texturePerPolygonIdPortionIds8Bits=null,this.texturePerPolygonIdPortionIds16Bits=null,this.texturePerPolygonIdPortionIds32Bits=null,this.texturePerEdgeIdPortionIds8Bits=null,this.texturePerEdgeIdPortionIds16Bits=null,this.texturePerEdgeIdPortionIds32Bits=null,this.texturePerPolygonIdIndices8Bits=null,this.texturePerPolygonIdIndices16Bits=null,this.texturePerPolygonIdIndices32Bits=null,this.texturePerPolygonIdEdgeIndices8Bits=null,this.texturePerPolygonIdEdgeIndices16Bits=null,this.texturePerPolygonIdEdgeIndices32Bits=null,this.textureModelMatrices=null}finalize(){this.indicesPerBitnessTextures={8:this.texturePerPolygonIdIndices8Bits,16:this.texturePerPolygonIdIndices16Bits,32:this.texturePerPolygonIdIndices32Bits},this.indicesPortionIdsPerBitnessTextures={8:this.texturePerPolygonIdPortionIds8Bits,16:this.texturePerPolygonIdPortionIds16Bits,32:this.texturePerPolygonIdPortionIds32Bits},this.edgeIndicesPerBitnessTextures={8:this.texturePerPolygonIdEdgeIndices8Bits,16:this.texturePerPolygonIdEdgeIndices16Bits,32:this.texturePerPolygonIdEdgeIndices32Bits},this.edgeIndicesPortionIdsPerBitnessTextures={8:this.texturePerEdgeIdPortionIds8Bits,16:this.texturePerEdgeIdPortionIds16Bits,32:this.texturePerEdgeIdPortionIds32Bits}}bindCommonTextures(e,t,i,s,r){this.texturePerObjectPositionsDecodeMatrix.bindTexture(e,t,1),this.texturePerVertexIdCoordinates.bindTexture(e,i,2),this.texturePerObjectColorsAndFlags.bindTexture(e,s,3),this.texturePerObjectInstanceMatrices.bindTexture(e,r,4)}bindTriangleIndicesTextures(e,t,i,s){this.indicesPortionIdsPerBitnessTextures[s].bindTexture(e,t,5),this.indicesPerBitnessTextures[s].bindTexture(e,i,6)}bindEdgeIndicesTextures(e,t,i,s){this.edgeIndicesPortionIdsPerBitnessTextures[s].bindTexture(e,t,5),this.edgeIndicesPerBitnessTextures[s].bindTexture(e,i,6)}}const vA={sizeDataColorsAndFlags:0,sizeDataPositionDecodeMatrices:0,sizeDataTextureOffsets:0,sizeDataTexturePositions:0,sizeDataTextureIndices:0,sizeDataTextureEdgeIndices:0,sizeDataTexturePortionIds:0,numberOfGeometries:0,numberOfPortions:0,numberOfLayers:0,numberOfTextures:0,totalPolygons:0,totalPolygons8Bits:0,totalPolygons16Bits:0,totalPolygons32Bits:0,totalEdges:0,totalEdges8Bits:0,totalEdges16Bits:0,totalEdges32Bits:0,cannotCreatePortion:{because10BitsObjectId:0,becauseTextureSize:0},overheadSizeAlignementIndices:0,overheadSizeAlignementEdgeIndices:0};window.printDataTextureRamStats=function(){console.log(JSON.stringify(vA,null,4));let e=0;Object.keys(vA).forEach((t=>{t.startsWith("size")&&(e+=vA[t])})),console.log(`Total size ${e} bytes (${(e/1e3/1e3).toFixed(2)} MB)`),console.log(`Avg bytes / triangle: ${(e/vA.totalPolygons).toFixed(2)}`);let t={};Object.keys(vA).forEach((i=>{i.startsWith("size")&&(t[i]=`${(vA[i]/e*100).toFixed(2)} % of total`)})),console.log(JSON.stringify({percentualRamUsage:t},null,4))};class bA{constructor(){}disableBindedTextureFiltering(e){e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE)}createTextureForColorsAndFlags(e,t,i,s,r,o,n){const a=t.length;this.numPortions=a;const l=4096,A=Math.ceil(a/512);if(0===A)throw"texture height===0";const h=new Uint8Array(16384*A);vA.sizeDataColorsAndFlags+=h.byteLength,vA.numberOfTextures++;for(let e=0;e<a;e++)h.set(t[e],32*e+0),h.set(i[e],32*e+4),h.set([0,0,0,0],32*e+8),h.set([0,0,0,0],32*e+12),h.set([s[e]>>24&255,s[e]>>16&255,s[e]>>8&255,255&s[e]],32*e+16),h.set([r[e]>>24&255,r[e]>>16&255,r[e]>>8&255,255&r[e]],32*e+20),h.set([o[e]>>24&255,o[e]>>16&255,o[e]>>8&255,255&o[e]],32*e+24),h.set([n[e]?1:0,0,0,0],32*e+28);const c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA8UI,l,A),e.texSubImage2D(e.TEXTURE_2D,0,0,0,l,A,e.RGBA_INTEGER,e.UNSIGNED_BYTE,h,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,c,l,A,h)}createTextureForObjectOffsets(e,t){const i=512,s=Math.ceil(t/i);if(0===s)throw"texture height===0";const r=new Float32Array(1536*s).fill(0);vA.sizeDataTextureOffsets+=r.byteLength,vA.numberOfTextures++;const o=e.createTexture();return e.bindTexture(e.TEXTURE_2D,o),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32F,i,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,i,s,e.RGB,e.FLOAT,r,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,o,i,s,r)}createTextureForInstancingMatrices(e,t){const i=t.length;if(0===i)throw"num instance matrices===0";const s=2048,r=Math.ceil(i/512),o=new Float32Array(8192*r);vA.numberOfTextures++;for(let e=0;e<t.length;e++)o.set(t[e],16*e);const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r,o)}createTextureForPositionsDecodeMatrices(e,t){const i=t.length;if(0===i)throw"num decode+entity matrices===0";const s=2048,r=Math.ceil(i/512),o=new Float32Array(8192*r);vA.sizeDataPositionDecodeMatrices+=o.byteLength,vA.numberOfTextures++;for(let e=0;e<t.length;e++)o.set(t[e],16*e);const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r)}createTextureFor8BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint8Array(s*r*3);vA.sizeDataTextureIndices+=o.byteLength,vA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB8UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_BYTE,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r)}createTextureFor16BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r*3);vA.sizeDataTextureIndices+=o.byteLength,vA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_SHORT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r)}createTextureFor32BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint32Array(s*r*3);vA.sizeDataTextureIndices+=o.byteLength,vA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_INT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r)}createTextureFor8BitsEdgeIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/2/s);if(0===r)throw"texture height===0";const o=new Uint8Array(s*r*2);vA.sizeDataTextureEdgeIndices+=o.byteLength,vA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RG8UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RG_INTEGER,e.UNSIGNED_BYTE,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r)}createTextureFor16BitsEdgeIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/2/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r*2);vA.sizeDataTextureEdgeIndices+=o.byteLength,vA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RG16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RG_INTEGER,e.UNSIGNED_SHORT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r)}createTextureFor32BitsEdgeIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/2/s);if(0===r)throw"texture height===0";const o=new Uint32Array(s*r*2);vA.sizeDataTextureEdgeIndices+=o.byteLength,vA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RG32UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RG_INTEGER,e.UNSIGNED_INT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r)}createTextureForPositions(e,t,i){const s=i/3,r=4096,o=Math.ceil(s/r);if(0===o)throw"texture height===0";const n=new Uint16Array(r*o*3);vA.sizeDataTexturePositions+=n.byteLength,vA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];n.set(s,i),i+=s.length}const a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,r,o),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,o,e.RGB_INTEGER,e.UNSIGNED_SHORT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,a,r,o)}createTextureForPackedPortionIds(e,t){if(0===t.length)return{texture:null,textureHeight:0};const i=t.length,s=4096,r=Math.ceil(i/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r);o.set(t,0),vA.sizeDataTexturePortionIds+=o.byteLength,vA.numberOfTextures++;const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.R16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RED_INTEGER,e.UNSIGNED_SHORT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r)}}const yA=new Zr,xA=yA.maxDataTextureHeight,BA=c.vec4(),wA=new Float32Array(16),PA=new Uint8Array(4),CA=new Float32Array(3);let MA=0;const EA=c.identityMat4();class FA{constructor(e,t){vA.numberOfLayers++,this._layerNumber=MA++,this.sortId=`TriDTX-${this._layerNumber}`,this.layerIndex=t.layerIndex,this._renderers=function(e){const t=e.id;let i=gA[t];return i||(i=new fA(e),gA[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(()=>{i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(()=>{delete gA[t],i._destroy()}))),i}(e.scene),this.model=e,this._buffer=new mA,this._dtxState=new _A,this._dtxTextureFactory=new bA,this._state=new At({origin:c.vec3(t.origin),metallicRoughnessBuf:null,textureState:this._dtxState,numIndices8Bits:0,numIndices16Bits:0,numIndices32Bits:0,numEdgeIndices8Bits:0,numEdgeIndices16Bits:0,numEdgeIndices32Bits:0,numVertices:0}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._subPortions=[],this.model.scene.readableGeometryEnabled&&(this._subPortionReadableGeometries={}),this._portionToSubPortionsMap=[],this._bucketGeometries={},this._meshes=[],this._aabb=c.collapseAABB3(),this.aabbDirty=!0,this._numUpdatesInFrame=0,this.primitive=t.primitive,this._finalized=!1}get aabb(){if(this.aabbDirty){c.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)c.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e){if(this._finalized)throw"Already finalized";const t=e.buckets.length;this._numPortions+t>65536&&vA.cannotCreatePortion.because10BitsObjectId++;let i=this._numPortions+t<=65536;const s=void 0!==e.geometryId&&null!==e.geometryId?`${e.geometryId}#0`:`${e.id}#0`;if(!this._bucketGeometries[s]){const t=Math.max(this._state.numIndices8Bits,this._state.numIndices16Bits,this._state.numIndices32Bits);let s=0,r=0;e.buckets.forEach((e=>{s+=e.positionsCompressed.length/3,r+=e.indices.length/3})),(this._state.numVertices+s>4096*xA||t+r>4096*xA)&&vA.cannotCreatePortion.becauseTextureSize++,i&&=this._state.numVertices+s<=4096*xA&&t+r<=4096*xA}return i}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=[];t.buckets.forEach(((e,s)=>{const r=void 0!==t.geometryId&&null!==t.geometryId?`${t.geometryId}#${s}`:`${t.id}#${s}`;let o=this._bucketGeometries[r];o||(o=this._createBucketGeometry(t,e),this._bucketGeometries[r]=o);const n=this._createSubPortion(t,o,e);i.push(n)}));const s=this._portionToSubPortionsMap.length;return this._portionToSubPortionsMap.push(i),this.model.numPortions++,this._meshes.push(e),s}_createBucketGeometry(e,t){if(t.indices){const e=8*Math.ceil(t.indices.length/3/8)*3;vA.overheadSizeAlignementIndices+=2*(e-t.indices.length);const i=new Uint32Array(e);i.fill(0),i.set(t.indices),t.indices=i}if(t.edgeIndices){const e=8*Math.ceil(t.edgeIndices.length/2/8)*2;vA.overheadSizeAlignementEdgeIndices+=2*(e-t.edgeIndices.length);const i=new Uint32Array(e);i.fill(0),i.set(t.edgeIndices),t.edgeIndices=i}const i=t.positionsCompressed,s=t.indices,r=t.edgeIndices,o=this._buffer;o.positionsCompressed.push(i);const n=o.lenPositionsCompressed/3,a=i.length/3;let l;o.lenPositionsCompressed+=i.length;let A,h=0;if(s){let e;h=s.length/3,a<=256?(e=o.indices8Bits,l=o.lenIndices8Bits/3,o.lenIndices8Bits+=s.length):a<=65536?(e=o.indices16Bits,l=o.lenIndices16Bits/3,o.lenIndices16Bits+=s.length):(e=o.indices32Bits,l=o.lenIndices32Bits/3,o.lenIndices32Bits+=s.length),e.push(s)}let c=0;if(r){let e;c=r.length/2,a<=256?(e=o.edgeIndices8Bits,A=o.lenEdgeIndices8Bits/2,o.lenEdgeIndices8Bits+=r.length):a<=65536?(e=o.edgeIndices16Bits,A=o.lenEdgeIndices16Bits/2,o.lenEdgeIndices16Bits+=r.length):(e=o.edgeIndices32Bits,A=o.lenEdgeIndices32Bits/2,o.lenEdgeIndices32Bits+=r.length),e.push(r)}this._state.numVertices+=a,vA.numberOfGeometries++;return{vertexBase:n,numVertices:a,numTriangles:h,numEdges:c,indicesBase:l,edgeIndicesBase:A}}_createSubPortion(e,t,i,s){const r=e.color;e.metallic,e.roughness;const o=e.colors,n=e.opacity,a=e.meshMatrix,l=e.pickColor,A=this._buffer,h=this._state;A.perObjectPositionsDecodeMatrices.push(e.positionsDecodeMatrix),A.perObjectInstancePositioningMatrices.push(a||EA),A.perObjectSolid.push(!!e.solid),o?A.perObjectColors.push([255*o[0],255*o[1],255*o[2],255]):r&&A.perObjectColors.push([r[0],r[1],r[2],n]),A.perObjectPickColors.push(l),A.perObjectVertexBases.push(t.vertexBase);{let e;e=t.numVertices<=256?h.numIndices8Bits:t.numVertices<=65536?h.numIndices16Bits:h.numIndices32Bits,A.perObjectIndexBaseOffsets.push(e/3-t.indicesBase)}{let e;e=t.numVertices<=256?h.numEdgeIndices8Bits:t.numVertices<=65536?h.numEdgeIndices16Bits:h.numEdgeIndices32Bits,A.perObjectEdgeIndexBaseOffsets.push(e/2-t.edgeIndicesBase)}const c=this._subPortions.length;if(t.numTriangles>0){let e,i=3*t.numTriangles;t.numVertices<=256?(e=A.perTriangleNumberPortionId8Bits,h.numIndices8Bits+=i,vA.totalPolygons8Bits+=t.numTriangles):t.numVertices<=65536?(e=A.perTriangleNumberPortionId16Bits,h.numIndices16Bits+=i,vA.totalPolygons16Bits+=t.numTriangles):(e=A.perTriangleNumberPortionId32Bits,h.numIndices32Bits+=i,vA.totalPolygons32Bits+=t.numTriangles),vA.totalPolygons+=t.numTriangles;for(let i=0;i<t.numTriangles;i+=8)e.push(c)}if(t.numEdges>0){let e,i=2*t.numEdges;t.numVertices<=256?(e=A.perEdgeNumberPortionId8Bits,h.numEdgeIndices8Bits+=i,vA.totalEdges8Bits+=t.numEdges):t.numVertices<=65536?(e=A.perEdgeNumberPortionId16Bits,h.numEdgeIndices16Bits+=i,vA.totalEdges16Bits+=t.numEdges):(e=A.perEdgeNumberPortionId32Bits,h.numEdgeIndices32Bits+=i,vA.totalEdges32Bits+=t.numEdges),vA.totalEdges+=t.numEdges;for(let i=0;i<t.numEdges;i+=8)e.push(c)}return this._subPortions.push({numVertices:t.numTriangles}),this.model.scene.readableGeometryEnabled&&(this._subPortionReadableGeometries[c]={indices:i.indices,positionsCompressed:i.positionsCompressed,positionsDecodeMatrix:e.positionsDecodeMatrix,meshMatrix:e.meshMatrix}),this._numPortions++,vA.numberOfPortions++,c}finalize(){if(this._finalized)return;const e=this._state,t=this._dtxState,i=this.model.scene.canvas.gl,s=this._buffer;e.gl=i,t.texturePerObjectColorsAndFlags=this._dtxTextureFactory.createTextureForColorsAndFlags(i,s.perObjectColors,s.perObjectPickColors,s.perObjectVertexBases,s.perObjectIndexBaseOffsets,s.perObjectEdgeIndexBaseOffsets,s.perObjectSolid),t.texturePerObjectInstanceMatrices=this._dtxTextureFactory.createTextureForInstancingMatrices(i,s.perObjectInstancePositioningMatrices),t.texturePerObjectPositionsDecodeMatrix=this._dtxTextureFactory.createTextureForPositionsDecodeMatrices(i,s.perObjectPositionsDecodeMatrices),t.texturePerVertexIdCoordinates=this._dtxTextureFactory.createTextureForPositions(i,s.positionsCompressed,s.lenPositionsCompressed),t.texturePerPolygonIdPortionIds8Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perTriangleNumberPortionId8Bits),t.texturePerPolygonIdPortionIds16Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perTriangleNumberPortionId16Bits),t.texturePerPolygonIdPortionIds32Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perTriangleNumberPortionId32Bits),s.perEdgeNumberPortionId8Bits.length>0&&(t.texturePerEdgeIdPortionIds8Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perEdgeNumberPortionId8Bits)),s.perEdgeNumberPortionId16Bits.length>0&&(t.texturePerEdgeIdPortionIds16Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perEdgeNumberPortionId16Bits)),s.perEdgeNumberPortionId32Bits.length>0&&(t.texturePerEdgeIdPortionIds32Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perEdgeNumberPortionId32Bits)),s.lenIndices8Bits>0&&(t.texturePerPolygonIdIndices8Bits=this._dtxTextureFactory.createTextureFor8BitIndices(i,s.indices8Bits,s.lenIndices8Bits)),s.lenIndices16Bits>0&&(t.texturePerPolygonIdIndices16Bits=this._dtxTextureFactory.createTextureFor16BitIndices(i,s.indices16Bits,s.lenIndices16Bits)),s.lenIndices32Bits>0&&(t.texturePerPolygonIdIndices32Bits=this._dtxTextureFactory.createTextureFor32BitIndices(i,s.indices32Bits,s.lenIndices32Bits)),s.lenEdgeIndices8Bits>0&&(t.texturePerPolygonIdEdgeIndices8Bits=this._dtxTextureFactory.createTextureFor8BitsEdgeIndices(i,s.edgeIndices8Bits,s.lenEdgeIndices8Bits)),s.lenEdgeIndices16Bits>0&&(t.texturePerPolygonIdEdgeIndices16Bits=this._dtxTextureFactory.createTextureFor16BitsEdgeIndices(i,s.edgeIndices16Bits,s.lenEdgeIndices16Bits)),s.lenEdgeIndices32Bits>0&&(t.texturePerPolygonIdEdgeIndices32Bits=this._dtxTextureFactory.createTextureFor32BitsEdgeIndices(i,s.edgeIndices32Bits,s.lenEdgeIndices32Bits)),t.finalize(),this._buffer=null,this._bucketGeometries={},this._finalized=!0,this._deferredSetFlagsDirty=!1,this._onSceneRendering=this.model.scene.on("rendering",(()=>{this._deferredSetFlagsDirty&&this._uploadDeferredFlags(),this._numUpdatesInFrame=0}))}isEmpty(){return 0===this._numPortions}initFlags(e,t,i){t&Y&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ie&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&te&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&se&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&$&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&re&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&q&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Z&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,true),this._setFlags2(e,t,true)}flushInitFlags(){this._setDeferredFlags(),this._setDeferredFlags2()}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&Y?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&re?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&$?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags2(e,t)}_beginDeferredFlags(){this._deferredSetFlagsActive=!0}_uploadDeferredFlags(){if(this._deferredSetFlagsActive=!1,!this._deferredSetFlagsDirty)return;this._deferredSetFlagsDirty=!1;const e=this.model.scene.canvas.gl,t=this._dtxState;e.bindTexture(e.TEXTURE_2D,t.texturePerObjectColorsAndFlags._texture),e.texSubImage2D(e.TEXTURE_2D,0,0,0,t.texturePerObjectColorsAndFlags._textureWidth,t.texturePerObjectColorsAndFlags._textureHeight,e.RGBA_INTEGER,e.UNSIGNED_BYTE,t.texturePerObjectColorsAndFlags._textureData)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&Z?(this._numCulledLayerPortions+=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions-=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&q?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetColor(i[e],t)}_subPortionSetColor(e,t){if(!this._finalized)throw"Not finalized";const i=this._dtxState,s=this.model.scene.canvas.gl;PA[0]=t[0],PA[1]=t[1],PA[2]=t[2],PA[3]=t[3],i.texturePerObjectColorsAndFlags._textureData.set(PA,32*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectColorsAndFlags._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*8,Math.floor(e/512),1,1,s.RGBA_INTEGER,s.UNSIGNED_BYTE,PA))}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i,s=!1){const r=this._portionToSubPortionsMap[e];for(let e=0,o=r.length;e<o;e++)this._subPortionSetFlags(r[e],t,i,s)}_subPortionSetFlags(e,t,i,s=!1){if(!this._finalized)throw"Not finalized";const r=!!(t&Y),o=!!(t&te),n=!!(t&ie),a=!!(t&se),l=!!(t&re),A=!!(t&q),h=!!(t&Z);let c,u;c=!r||h||o||n&&!this.model.scene.highlightMaterial.glowThrough||a&&!this.model.scene.selectedMaterial.glowThrough?hr.NOT_RENDERED:i?hr.COLOR_TRANSPARENT:hr.COLOR_OPAQUE,u=!r||h?hr.NOT_RENDERED:a?hr.SILHOUETTE_SELECTED:n?hr.SILHOUETTE_HIGHLIGHTED:o?hr.SILHOUETTE_XRAYED:hr.NOT_RENDERED;let d=0;d=!r||h?hr.NOT_RENDERED:a?hr.EDGES_SELECTED:n?hr.EDGES_HIGHLIGHTED:o?hr.EDGES_XRAYED:l?i?hr.EDGES_COLOR_TRANSPARENT:hr.EDGES_COLOR_OPAQUE:hr.NOT_RENDERED;let p=r&&!h&&A?hr.PICK:hr.NOT_RENDERED;const f=this._dtxState,g=this.model.scene.canvas.gl;PA[0]=c,PA[1]=u,PA[2]=d,PA[3]=p,f.texturePerObjectColorsAndFlags._textureData.set(PA,32*e+8),this._deferredSetFlagsActive||s?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),g.bindTexture(g.TEXTURE_2D,f.texturePerObjectColorsAndFlags._texture),g.texSubImage2D(g.TEXTURE_2D,0,e%512*8+2,Math.floor(e/512),1,1,g.RGBA_INTEGER,g.UNSIGNED_BYTE,PA))}_setDeferredFlags(){}_setFlags2(e,t,i=!1){const s=this._portionToSubPortionsMap[e];for(let e=0,r=s.length;e<r;e++)this._subPortionSetFlags2(s[e],t,i)}_subPortionSetFlags2(e,t,i=!1){if(!this._finalized)throw"Not finalized";const s=t&$?255:0,r=this._dtxState,o=this.model.scene.canvas.gl;PA[0]=s,PA[1]=0,PA[2]=1,PA[3]=2,r.texturePerObjectColorsAndFlags._textureData.set(PA,32*e+12),this._deferredSetFlagsActive||i?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),o.bindTexture(o.TEXTURE_2D,r.texturePerObjectColorsAndFlags._texture),o.texSubImage2D(o.TEXTURE_2D,0,e%512*8+3,Math.floor(e/512),1,1,o.RGBA_INTEGER,o.UNSIGNED_BYTE,PA))}_setDeferredFlags2(){}setOffset(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetOffset(i[e],t)}_subPortionSetOffset(e,t){if(!this._finalized)throw"Not finalized";const i=this._dtxState,s=this.model.scene.canvas.gl;CA[0]=t[0],CA[1]=t[1],CA[2]=t[2],i.texturePerObjectOffsets._textureData.set(CA,3*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectOffsets._texture),s.texSubImage2D(s.TEXTURE_2D,0,0,e,1,1,s.RGB,s.FLOAT,CA))}setMatrix(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetMatrix(i[e],t)}_subPortionSetMatrix(e,t){if(!this._finalized)throw"Not finalized";const i=this._dtxState,s=this.model.scene.canvas.gl;wA.set(t),i.texturePerObjectInstanceMatrices._textureData.set(wA,16*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectInstanceMatrices._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*4,Math.floor(e/512),4,1,s.RGBA,s.FLOAT,wA))}getEachVertex(e,t){if(!this.model.scene.readableGeometryEnabled)return;const i=this._state,s=this._portionToSubPortionsMap[e];if(s)for(let e=0,r=s.length;e<r;e++){const r=s[e],o=this._subPortionReadableGeometries[r],n=o.positionsCompressed,a=o.positionsDecodeMatrix;o.meshMatrix;const l=i.origin,A=l[0],h=l[1],u=l[2],d=BA;for(let e=0,i=n.length;e<i;e+=3)d[0]=n[e],d[1]=n[e+1],d[2]=n[e+2],d[3]=1,c.decompressPosition(d,a),c.transformPoint4(this.model.worldMatrix,d,d),c.transformPoint4(this.model.worldMatrix,d,d),d[0]+=A,d[1]+=h,d[2]+=u,t(d)}else this.model.error("portion not found: "+e)}getEachIndex(e,t){if(!this.model.scene.readableGeometryEnabled)return;const i=this._portionToSubPortionsMap[e];if(i)for(let e=0,s=i.length;e<s;e++){const s=i[e],r=this._subPortionReadableGeometries[s].indices;for(let e=0,i=r.length;e<i;e++)t(r[e])}else this.model.error("portion not found: "+e)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.withSAO&&this.model.saoEnabled?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,hr.COLOR_OPAQUE):this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_OPAQUE))}_updateBackfaceCull(e,t){const i=this.model.backfaces||e.sectioned;if(t.backfaces!==i){const e=t.gl;i?e.disable(e.CULL_FACE):e.enable(e.CULL_FACE),t.backfaces=i}}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT))}drawDepth(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,hr.COLOR_OPAQUE))}drawNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,hr.COLOR_OPAQUE))}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_XRAYED))}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_HIGHLIGHTED))}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_SELECTED))}drawEdgesColorOpaque(e,t){this.model.scene.logarithmicDepthBufferEnabled?this.model.scene._loggedWarning||(console.log("Edge enhancement for SceneModel data texture layers currently disabled with logarithmic depth buffer"),this.model.scene._loggedWarning=!0):this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,hr.EDGES_COLOR_OPAQUE)}drawEdgesColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&0!==this._numTransparentLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,hr.EDGES_COLOR_TRANSPARENT)}drawEdgesHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,hr.EDGES_HIGHLIGHTED)}drawEdgesSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,hr.EDGES_SELECTED)}drawEdgesXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,hr.EDGES_XRAYED)}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,hr.COLOR_OPAQUE))}drawShadow(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,hr.COLOR_OPAQUE))}setPickMatrices(e,t){}drawPickMesh(e,t){0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,hr.PICK))}drawPickDepths(e,t){0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,hr.PICK))}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,hr.PICK))}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,hr.PICK))}drawPickNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsRenderer&&this._renderers.pickNormalsRenderer.drawLayer(t,this,hr.PICK))}destroy(){if(this._destroyed)return;const e=this._state;e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),this.model.scene.off(this._onSceneRendering),e.destroy(),this._destroyed=!0}}class IA{constructor(e){this.id=e.id,this.colorTexture=e.colorTexture,this.alphaCutoff=e.alphaCutoff,this.metallicRoughnessTexture=e.metallicRoughnessTexture,this.normalsTexture=e.normalsTexture,this.emissiveTexture=e.emissiveTexture,this.occlusionTexture=e.occlusionTexture}destroy(){}}class DA{constructor(e){this.id=e.id,this.texture=e.texture}destroy(){this.texture&&(this.texture.destroy(),this.texture=null)}}const SA={enabled:!1,files:{},add:function(e,t){!1!==this.enabled&&(this.files[e]=t)},get:function(e){if(!1!==this.enabled)return this.files[e]},remove:function(e){delete this.files[e]},clear:function(){this.files={}}};class TA{constructor(e,t,i){this.isLoading=!1,this.itemsLoaded=0,this.itemsTotal=0,this.urlModifier=void 0,this.handlers=[],this.onStart=void 0,this.onLoad=e,this.onProgress=t,this.onError=i}itemStart(e){this.itemsTotal++,!1===this.isLoading&&void 0!==this.onStart&&this.onStart(e,this.itemsLoaded,this.itemsTotal),this.isLoading=!0}itemEnd(e){this.itemsLoaded++,void 0!==this.onProgress&&this.onProgress(e,this.itemsLoaded,this.itemsTotal),this.itemsLoaded===this.itemsTotal&&(this.isLoading=!1,void 0!==this.onLoad&&this.onLoad())}itemError(e){void 0!==this.onError&&this.onError(e)}resolveURL(e){return this.urlModifier?this.urlModifier(e):e}setURLModifier(e){return this.urlModifier=e,this}addHandler(e,t){return this.handlers.push(e,t),this}removeHandler(e){const t=this.handlers.indexOf(e);return-1!==t&&this.handlers.splice(t,2),this}getHandler(e){for(let t=0,i=this.handlers.length;t<i;t+=2){const i=this.handlers[t],s=this.handlers[t+1];if(i.global&&(i.lastIndex=0),i.test(e))return s}return null}}const RA=new TA;class LA{constructor(e){this.manager=void 0!==e?e:RA,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}load(){}loadAsync(e,t){const i=this;return new Promise((function(s,r){i.load(e,s,t,r)}))}parse(){}setCrossOrigin(e){return this.crossOrigin=e,this}setWithCredentials(e){return this.withCredentials=e,this}setPath(e){return this.path=e,this}setResourcePath(e){return this.resourcePath=e,this}setRequestHeader(e){return this.requestHeader=e,this}}const UA={};class OA extends LA{constructor(e){super(e)}load(e,t,i,s){void 0===e&&(e=""),void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);const r=SA.get(e);if(void 0!==r)return this.manager.itemStart(e),M.scheduleTask((()=>{t&&t(r),this.manager.itemEnd(e)}),0),r;if(void 0!==UA[e])return void UA[e].push({onLoad:t,onProgress:i,onError:s});UA[e]=[],UA[e].push({onLoad:t,onProgress:i,onError:s});const o=new Request(e,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),n=this.mimeType,a=this.responseType;fetch(o).then((t=>{if(200===t.status||0===t.status){if(0===t.status&&console.warn("FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===t.body.getReader)return t;const i=UA[e],s=t.body.getReader(),r=t.headers.get("Content-Length"),o=r?parseInt(r):0,n=0!==o;let a=0;const l=new ReadableStream({start(e){!function t(){s.read().then((({done:s,value:r})=>{if(s)e.close();else{a+=r.byteLength;const s=new ProgressEvent("progress",{lengthComputable:n,loaded:a,total:o});for(let e=0,t=i.length;e<t;e++){const t=i[e];t.onProgress&&t.onProgress(s)}e.enqueue(r),t()}}))}()}});return new Response(l)}throw Error(`fetch for "${t.url}" responded with ${t.status}: ${t.statusText}`)})).then((e=>{switch(a){case"arraybuffer":return e.arrayBuffer();case"blob":return e.blob();case"document":return e.text().then((e=>(new DOMParser).parseFromString(e,n)));case"json":return e.json();default:if(void 0===n)return e.text();{const t=/charset="?([^;"\s]*)"?/i.exec(n),i=t&&t[1]?t[1].toLowerCase():void 0,s=new TextDecoder(i);return e.arrayBuffer().then((e=>s.decode(e)))}}})).then((t=>{SA.add(e,t);const i=UA[e];delete UA[e];for(let e=0,s=i.length;e<s;e++){const s=i[e];s.onLoad&&s.onLoad(t)}})).catch((t=>{const i=UA[e];if(void 0===i)throw this.manager.itemError(e),t;delete UA[e];for(let e=0,s=i.length;e<s;e++){const s=i[e];s.onError&&s.onError(t)}this.manager.itemError(e)})).finally((()=>{this.manager.itemEnd(e)})),this.manager.itemStart(e)}setResponseType(e){return this.responseType=e,this}setMimeType(e){return this.mimeType=e,this}}class kA{constructor(e=4){this.pool=e,this.queue=[],this.workers=[],this.workersResolve=[],this.workerStatus=0}_initWorker(e){if(!this.workers[e]){const t=this.workerCreator();t.addEventListener("message",this._onMessage.bind(this,e)),this.workers[e]=t}}_getIdleWorker(){for(let e=0;e<this.pool;e++)if(!(this.workerStatus&1<<e))return e;return-1}_onMessage(e,t){const i=this.workersResolve[e];if(i&&i(t),this.queue.length){const{resolve:t,msg:i,transfer:s}=this.queue.shift();this.workersResolve[e]=t,this.workers[e].postMessage(i,s)}else this.workerStatus^=1<<e}setWorkerCreator(e){this.workerCreator=e}setWorkerLimit(e){this.pool=e}postMessage(e,t){return new Promise((i=>{const s=this._getIdleWorker();-1!==s?(this._initWorker(s),this.workerStatus|=1<<s,this.workersResolve[s]=i,this.workers[s].postMessage(e,t)):this.queue.push({resolve:i,msg:e,transfer:t})}))}destroy(){this.workers.forEach((e=>e.terminate())),this.workersResolve.length=0,this.workers.length=0,this.queue.length=0,this.workerStatus=0}}let NA=0;class QA{constructor({viewer:e,transcoderPath:t,workerLimit:i}){this._transcoderPath=t||"https://cdn.jsdelivr.net/npm/@xeokit/xeokit-sdk/dist/basis/",this._transcoderBinary=null,this._transcoderPending=null,this._workerPool=new kA,this._workerSourceURL="",i&&this._workerPool.setWorkerLimit(i);const s=e.capabilities;this._workerConfig={astcSupported:s.astcSupported,etc1Supported:s.etc1Supported,etc2Supported:s.etc2Supported,dxtSupported:s.dxtSupported,bptcSupported:s.bptcSupported,pvrtcSupported:s.pvrtcSupported},this._supportedFileTypes=["xkt2"]}_init(){if(!this._transcoderPending){const e=new OA;e.setPath(this._transcoderPath),e.setWithCredentials(this.withCredentials);const t=e.loadAsync("basis_transcoder.js"),i=new OA;i.setPath(this._transcoderPath),i.setResponseType("arraybuffer"),i.setWithCredentials(this.withCredentials);const s=i.loadAsync("basis_transcoder.wasm");this._transcoderPending=Promise.all([t,s]).then((([e,t])=>{const i=QA.BasisWorker.toString(),s=["/* constants */","let _EngineFormat = "+JSON.stringify(QA.EngineFormat),"let _TranscoderFormat = "+JSON.stringify(QA.TranscoderFormat),"let _BasisFormat = "+JSON.stringify(QA.BasisFormat),"/* basis_transcoder.js */",e,"/* worker */",i.substring(i.indexOf("{")+1,i.lastIndexOf("}"))].join("\n");this._workerSourceURL=URL.createObjectURL(new Blob([s])),this._transcoderBinary=t,this._workerPool.setWorkerCreator((()=>{const e=new Worker(this._workerSourceURL),t=this._transcoderBinary.slice(0);return e.postMessage({type:"init",config:this._workerConfig,transcoderBinary:t},[t]),e}))})),NA>0&&console.warn("KTX2TextureTranscoder: Multiple active KTX2TextureTranscoder may cause performance issues. Use a single KTX2TextureTranscoder instance, or call .dispose() on old instances."),NA++}return this._transcoderPending}transcode(e,t,i={}){return new Promise(((s,r)=>{const o=i;this._init().then((()=>this._workerPool.postMessage({type:"transcode",buffers:e,taskConfig:o},e))).then((e=>{const i=e.data,{mipmaps:o,width:n,height:a,format:l,type:A,error:h,dfdTransferFn:c,dfdFlags:u}=i;if("error"===A)return r(h);t.setCompressedData({mipmaps:o,props:{format:l,minFilter:1===o.length?1006:1008,magFilter:1===o.length?1006:1008,encoding:2===c?3001:3e3,premultiplyAlpha:!!(1&u)}}),s()}))}))}destroy(){URL.revokeObjectURL(this._workerSourceURL),this._workerPool.destroy(),NA--}}QA.BasisFormat={ETC1S:0,UASTC_4x4:1},QA.TranscoderFormat={ETC1:0,ETC2:1,BC1:2,BC3:3,BC4:4,BC5:5,BC7_M6_OPAQUE_ONLY:6,BC7_M5:7,PVRTC1_4_RGB:8,PVRTC1_4_RGBA:9,ASTC_4x4:10,ATC_RGB:11,ATC_RGBA_INTERPOLATED_ALPHA:12,RGBA32:13,RGB565:14,BGR565:15,RGBA4444:16},QA.EngineFormat={RGBAFormat:1023,RGBA_ASTC_4x4_Format:37808,RGBA_BPTC_Format:36492,RGBA_ETC2_EAC_Format:37496,RGBA_PVRTC_4BPPV1_Format:35842,RGBA_S3TC_DXT5_Format:33779,RGB_ETC1_Format:36196,RGB_ETC2_Format:37492,RGB_PVRTC_4BPPV1_Format:35840,RGB_S3TC_DXT1_Format:33776},QA.BasisWorker=function(){let e,t,i;const s=_EngineFormat,r=_TranscoderFormat,o=_BasisFormat;self.addEventListener("message",(function(n){const h=n.data;switch(h.type){case"init":e=h.config,c=h.transcoderBinary,t=new Promise((e=>{i={wasmBinary:c,onRuntimeInitialized:e},BASIS(i)})).then((()=>{i.initializeBasis(),void 0===i.KTX2File&&console.warn("KTX2TextureTranscoder: Please update Basis Universal transcoder.")}));break;case"transcode":t.then((()=>{try{const{width:t,height:n,hasAlpha:c,mipmaps:u,format:d,dfdTransferFn:p,dfdFlags:f}=function(t){const n=new i.KTX2File(new Uint8Array(t));function h(){n.close(),n.delete()}if(!n.isValid())throw h(),new Error("KTX2TextureTranscoder: Invalid or unsupported .ktx2 file");const c=n.isUASTC()?o.UASTC_4x4:o.ETC1S,u=n.getWidth(),d=n.getHeight(),p=n.getLevels(),f=n.getHasAlpha(),g=n.getDFDTransferFunc(),m=n.getDFDFlags(),{transcoderFormat:_,engineFormat:v}=function(t,i,n,h){let c,u;const d=t===o.ETC1S?a:l;for(let s=0;s<d.length;s++){const r=d[s];if(e[r.if]&&(r.basisFormat.includes(t)&&!(h&&r.transcoderFormat.length<2)&&(!r.needsPowerOfTwo||A(i)&&A(n))))return c=r.transcoderFormat[h?1:0],u=r.engineFormat[h?1:0],{transcoderFormat:c,engineFormat:u}}return console.warn("KTX2TextureTranscoder: No suitable compressed texture format found. Decoding to RGBA32."),c=r.RGBA32,u=s.RGBAFormat,{transcoderFormat:c,engineFormat:u}}(c,u,d,f);if(!u||!d||!p)throw h(),new Error("KTX2TextureTranscoder: Invalid texture");if(!n.startTranscoding())throw h(),new Error("KTX2TextureTranscoder: .startTranscoding failed");const b=[];for(let e=0;e<p;e++){const t=n.getImageLevelInfo(e,0,0),i=t.origWidth,s=t.origHeight,r=new Uint8Array(n.getImageTranscodedSizeInBytes(e,0,0,_));if(!n.transcodeImage(r,e,0,0,_,0,-1,-1))throw h(),new Error("KTX2TextureTranscoder: .transcodeImage failed.");b.push({data:r,width:i,height:s})}return h(),{width:u,height:d,hasAlpha:f,mipmaps:b,format:v,dfdTransferFn:g,dfdFlags:m}}(h.buffers[0]),g=[];for(let e=0;e<u.length;++e)g.push(u[e].data.buffer);self.postMessage({type:"transcode",id:h.id,width:t,height:n,hasAlpha:c,mipmaps:u,format:d,dfdTransferFn:p,dfdFlags:f},g)}catch(e){console.error(`[KTX2TextureTranscoder.BasisWorker]: ${e}`),self.postMessage({type:"error",id:h.id,error:e.message})}}))}var c}));const n=[{if:"astcSupported",basisFormat:[o.UASTC_4x4],transcoderFormat:[r.ASTC_4x4,r.ASTC_4x4],engineFormat:[s.RGBA_ASTC_4x4_Format,s.RGBA_ASTC_4x4_Format],priorityETC1S:1/0,priorityUASTC:1,needsPowerOfTwo:!1},{if:"bptcSupported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.BC7_M5,r.BC7_M5],engineFormat:[s.RGBA_BPTC_Format,s.RGBA_BPTC_Format],priorityETC1S:3,priorityUASTC:2,needsPowerOfTwo:!1},{if:"dxtSupported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.BC1,r.BC3],engineFormat:[s.RGB_S3TC_DXT1_Format,s.RGBA_S3TC_DXT5_Format],priorityETC1S:4,priorityUASTC:5,needsPowerOfTwo:!1},{if:"etc2Supported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.ETC1,r.ETC2],engineFormat:[s.RGB_ETC2_Format,s.RGBA_ETC2_EAC_Format],priorityETC1S:1,priorityUASTC:3,needsPowerOfTwo:!1},{if:"etc1Supported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.ETC1],engineFormat:[s.RGB_ETC1_Format],priorityETC1S:2,priorityUASTC:4,needsPowerOfTwo:!1},{if:"pvrtcSupported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.PVRTC1_4_RGB,r.PVRTC1_4_RGBA],engineFormat:[s.RGB_PVRTC_4BPPV1_Format,s.RGBA_PVRTC_4BPPV1_Format],priorityETC1S:5,priorityUASTC:6,needsPowerOfTwo:!0}],a=n.sort((function(e,t){return e.priorityETC1S-t.priorityETC1S})),l=n.sort((function(e,t){return e.priorityUASTC-t.priorityUASTC}));function A(e){return e<=2||0==(e&e-1)&&0!==e}};const VA={};function HA(e){const t=e.scene.id;let i=VA[t];return i||(i=new QA({viewer:e}),VA[t]=i,e.scene.on("destroyed",(()=>{delete VA[t],i.destroy()}))),i}
+"use strict";Object.defineProperty(exports,"__esModule",{value:!0});class e{constructor(e,t){this.items=e||[],this._lastUniqueId=(t||0)+1}addItem(){let e;if(2===arguments.length){const t=arguments[0];if(e=arguments[1],this.items[t])throw"ID clash: '"+t+"'";return this.items[t]=e,t}for(e=arguments[0]||{};;){const t=this._lastUniqueId++;if(!this.items[t])return this.items[t]=e,t}}removeItem(e){const t=this.items[e];return delete this.items[e],t}}const t=new e;class i{constructor(e){this.id=e,this.parentItem=null,this.groups=[],this.menuElement=null,this.shown=!1,this.mouseOver=0}}class s{constructor(){this.items=[]}}class r{constructor(e,t,i,s,r){this.id=e,this.getTitle=t,this.doAction=i,this.getEnabled=s,this.getShown=r,this.itemElement=null,this.subMenu=null,this.enabled=!0}}let o=!0,n=o?Float64Array:Float32Array;const a=new n(3),l=new n(16),A=new n(16),h=new 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i[0]=s*d+r*g+o*v,i[3]=s*p+r*m+o*b,i[6]=s*f+r*_+o*y,i[1]=a*d+l*g+A*v,i[4]=a*p+l*m+A*b,i[7]=a*f+l*_+A*y,i[2]=h*d+c*g+u*v,i[5]=h*p+c*m+u*b,i[8]=h*f+c*_+u*y,i},mulMat4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i[3]=e[3]*t,i[4]=e[4]*t,i[5]=e[5]*t,i[6]=e[6]*t,i[7]=e[7]*t,i[8]=e[8]*t,i[9]=e[9]*t,i[10]=e[10]*t,i[11]=e[11]*t,i[12]=e[12]*t,i[13]=e[13]*t,i[14]=e[14]*t,i[15]=e[15]*t,i),mulMat4v4(e,t,i=c.vec4()){const s=t[0],r=t[1],o=t[2],n=t[3];return i[0]=e[0]*s+e[4]*r+e[8]*o+e[12]*n,i[1]=e[1]*s+e[5]*r+e[9]*o+e[13]*n,i[2]=e[2]*s+e[6]*r+e[10]*o+e[14]*n,i[3]=e[3]*s+e[7]*r+e[11]*o+e[15]*n,i},transposeMat4(e,t){const i=e[4],s=e[14],r=e[8],o=e[13],n=e[12],a=e[9];if(!t||e===t){const t=e[1],l=e[2],A=e[3],h=e[6],c=e[7],u=e[11];return e[1]=i,e[2]=r,e[3]=n,e[4]=t,e[6]=a,e[7]=o,e[8]=l,e[9]=h,e[11]=s,e[12]=A,e[13]=c,e[14]=u,e}return t[0]=e[0],t[1]=i,t[2]=r,t[3]=n,t[4]=e[1],t[5]=e[5],t[6]=a,t[7]=o,t[8]=e[2],t[9]=e[6],t[10]=e[10],t[11]=s,t[12]=e[3],t[13]=e[7],t[14]=e[11],t[15]=e[15],t},transposeMat3(e,t){if(t===e){const i=e[1],s=e[2],r=e[5];t[1]=e[3],t[2]=e[6],t[3]=i,t[5]=e[7],t[6]=s,t[7]=r}else t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8];return t},determinantMat4(e){const t=e[0],i=e[1],s=e[2],r=e[3],o=e[4],n=e[5],a=e[6],l=e[7],A=e[8],h=e[9],c=e[10],u=e[11],d=e[12],p=e[13],f=e[14],g=e[15];return d*h*a*r-A*p*a*r-d*n*c*r+o*p*c*r+A*n*f*r-o*h*f*r-d*h*s*l+A*p*s*l+d*i*c*l-t*p*c*l-A*i*f*l+t*h*f*l+d*n*s*u-o*p*s*u-d*i*a*u+t*p*a*u+o*i*f*u-t*n*f*u-A*n*s*g+o*h*s*g+A*i*a*g-t*h*a*g-o*i*c*g+t*n*c*g},inverseMat4(e,t){t||(t=e);const i=e[0],s=e[1],r=e[2],o=e[3],n=e[4],a=e[5],l=e[6],A=e[7],h=e[8],c=e[9],u=e[10],d=e[11],p=e[12],f=e[13],g=e[14],m=e[15],_=i*a-s*n,v=i*l-r*n,b=i*A-o*n,y=s*l-r*a,x=s*A-o*a,B=r*A-o*l,w=h*f-c*p,P=h*g-u*p,C=h*m-d*p,M=c*g-u*f,E=c*m-d*f,F=u*m-d*g,I=1/(_*F-v*E+b*M+y*C-x*P+B*w);return t[0]=(a*F-l*E+A*M)*I,t[1]=(-s*F+r*E-o*M)*I,t[2]=(f*B-g*x+m*y)*I,t[3]=(-c*B+u*x-d*y)*I,t[4]=(-n*F+l*C-A*P)*I,t[5]=(i*F-r*C+o*P)*I,t[6]=(-p*B+g*b-m*v)*I,t[7]=(h*B-u*b+d*v)*I,t[8]=(n*E-a*C+A*w)*I,t[9]=(-i*E+s*C-o*w)*I,t[10]=(p*x-f*b+m*_)*I,t[11]=(-h*x+c*b-d*_)*I,t[12]=(-n*M+a*P-l*w)*I,t[13]=(i*M-s*P+r*w)*I,t[14]=(-p*y+f*v-g*_)*I,t[15]=(h*y-c*v+u*_)*I,t},traceMat4:e=>e[0]+e[5]+e[10]+e[15],translationMat4v(e,t){const i=t||c.identityMat4();return i[12]=e[0],i[13]=e[1],i[14]=e[2],i},translationMat3v(e,t){const i=t||c.identityMat3();return i[6]=e[0],i[7]=e[1],i},translationMat4c:(()=>{const e=new n(3);return(t,i,s,r)=>(e[0]=t,e[1]=i,e[2]=s,c.translationMat4v(e,r))})(),translationMat4s:(e,t)=>c.translationMat4c(e,e,e,t),translateMat4v:(e,t)=>c.translateMat4c(e[0],e[1],e[2],t),translateMat4c(e,t,i,s){const r=s[3];s[0]+=r*e,s[1]+=r*t,s[2]+=r*i;const o=s[7];s[4]+=o*e,s[5]+=o*t,s[6]+=o*i;const n=s[11];s[8]+=n*e,s[9]+=n*t,s[10]+=n*i;const a=s[15];return s[12]+=a*e,s[13]+=a*t,s[14]+=a*i,s},setMat4Translation:(e,t,i)=>(i[0]=e[0],i[1]=e[1],i[2]=e[2],i[3]=e[3],i[4]=e[4],i[5]=e[5],i[6]=e[6],i[7]=e[7],i[8]=e[8],i[9]=e[9],i[10]=e[10],i[11]=e[11],i[12]=t[0],i[13]=t[1],i[14]=t[2],i[15]=e[15],i),rotationMat4v(e,t,i){const s=c.normalizeVec4([t[0],t[1],t[2],0],[]),r=Math.sin(e),o=Math.cos(e),n=1-o,a=s[0],l=s[1],A=s[2];let h,u,d,p,f,g;return h=a*l,u=l*A,d=A*a,p=a*r,f=l*r,g=A*r,(i=i||c.mat4())[0]=n*a*a+o,i[1]=n*h+g,i[2]=n*d-f,i[3]=0,i[4]=n*h-g,i[5]=n*l*l+o,i[6]=n*u+p,i[7]=0,i[8]=n*d+f,i[9]=n*u-p,i[10]=n*A*A+o,i[11]=0,i[12]=0,i[13]=0,i[14]=0,i[15]=1,i},rotationMat4c:(e,t,i,s,r)=>c.rotationMat4v(e,[t,i,s],r),scalingMat4v:(e,t=c.identityMat4())=>(t[0]=e[0],t[5]=e[1],t[10]=e[2],t),scalingMat3v:(e,t=c.identityMat3())=>(t[0]=e[0],t[4]=e[1],t),scalingMat4c:(()=>{const e=new n(3);return(t,i,s,r)=>(e[0]=t,e[1]=i,e[2]=s,c.scalingMat4v(e,r))})(),scaleMat4c:(e,t,i,s)=>(s[0]*=e,s[4]*=t,s[8]*=i,s[1]*=e,s[5]*=t,s[9]*=i,s[2]*=e,s[6]*=t,s[10]*=i,s[3]*=e,s[7]*=t,s[11]*=i,s),scaleMat4v(e,t){const i=e[0],s=e[1],r=e[2];return t[0]*=i,t[4]*=s,t[8]*=r,t[1]*=i,t[5]*=s,t[9]*=r,t[2]*=i,t[6]*=s,t[10]*=r,t[3]*=i,t[7]*=s,t[11]*=r,t},scalingMat4s:e=>c.scalingMat4c(e,e,e),rotationTranslationMat4(e,t,i=c.mat4()){const s=e[0],r=e[1],o=e[2],n=e[3],a=s+s,l=r+r,A=o+o,h=s*a,u=s*l,d=s*A,p=r*l,f=r*A,g=o*A,m=n*a,_=n*l,v=n*A;return i[0]=1-(p+g),i[1]=u+v,i[2]=d-_,i[3]=0,i[4]=u-v,i[5]=1-(h+g),i[6]=f+m,i[7]=0,i[8]=d+_,i[9]=f-m,i[10]=1-(h+p),i[11]=0,i[12]=t[0],i[13]=t[1],i[14]=t[2],i[15]=1,i},mat4ToEuler(e,t,i=c.vec4()){const s=c.clamp,r=e[0],o=e[4],n=e[8],a=e[1],l=e[5],A=e[9],h=e[2],u=e[6],d=e[10];return"XYZ"===t?(i[1]=Math.asin(s(n,-1,1)),Math.abs(n)<.99999?(i[0]=Math.atan2(-A,d),i[2]=Math.atan2(-o,r)):(i[0]=Math.atan2(u,l),i[2]=0)):"YXZ"===t?(i[0]=Math.asin(-s(A,-1,1)),Math.abs(A)<.99999?(i[1]=Math.atan2(n,d),i[2]=Math.atan2(a,l)):(i[1]=Math.atan2(-h,r),i[2]=0)):"ZXY"===t?(i[0]=Math.asin(s(u,-1,1)),Math.abs(u)<.99999?(i[1]=Math.atan2(-h,d),i[2]=Math.atan2(-o,l)):(i[1]=0,i[2]=Math.atan2(a,r))):"ZYX"===t?(i[1]=Math.asin(-s(h,-1,1)),Math.abs(h)<.99999?(i[0]=Math.atan2(u,d),i[2]=Math.atan2(a,r)):(i[0]=0,i[2]=Math.atan2(-o,l))):"YZX"===t?(i[2]=Math.asin(s(a,-1,1)),Math.abs(a)<.99999?(i[0]=Math.atan2(-A,l),i[1]=Math.atan2(-h,r)):(i[0]=0,i[1]=Math.atan2(n,d))):"XZY"===t&&(i[2]=Math.asin(-s(o,-1,1)),Math.abs(o)<.99999?(i[0]=Math.atan2(u,l),i[1]=Math.atan2(n,r)):(i[0]=Math.atan2(-A,d),i[1]=0)),i},composeMat4:(e,t,i,s=c.mat4())=>(c.quaternionToRotationMat4(t,s),c.scaleMat4v(i,s),c.translateMat4v(e,s),s),decomposeMat4:(()=>{const e=new n(3),t=new n(16);return function(i,s,r,o){e[0]=i[0],e[1]=i[1],e[2]=i[2];let n=c.lenVec3(e);e[0]=i[4],e[1]=i[5],e[2]=i[6];const a=c.lenVec3(e);e[8]=i[8],e[9]=i[9],e[10]=i[10];const l=c.lenVec3(e);c.determinantMat4(i)<0&&(n=-n),s[0]=i[12],s[1]=i[13],s[2]=i[14],t.set(i);const A=1/n,h=1/a,u=1/l;return t[0]*=A,t[1]*=A,t[2]*=A,t[4]*=h,t[5]*=h,t[6]*=h,t[8]*=u,t[9]*=u,t[10]*=u,c.mat4ToQuaternion(t,r),o[0]=n,o[1]=a,o[2]=l,this}})(),getColMat4(e,t){const i=4*t;return[e[i],e[i+1],e[i+2],e[i+3]]},setRowMat4(e,t,i){e[t]=i[0],e[t+4]=i[1],e[t+8]=i[2],e[t+12]=i[3]},lookAtMat4v(e,t,i,s){s||(s=c.mat4());const r=e[0],o=e[1],n=e[2],a=i[0],l=i[1],A=i[2],h=t[0],u=t[1],d=t[2];if(r===h&&o===u&&n===d)return c.identityMat4();let p,f,g,m,_,v,b,y,x,B;return p=r-h,f=o-u,g=n-d,B=1/Math.sqrt(p*p+f*f+g*g),p*=B,f*=B,g*=B,m=l*g-A*f,_=A*p-a*g,v=a*f-l*p,B=Math.sqrt(m*m+_*_+v*v),B?(B=1/B,m*=B,_*=B,v*=B):(m=0,_=0,v=0),b=f*v-g*_,y=g*m-p*v,x=p*_-f*m,B=Math.sqrt(b*b+y*y+x*x),B?(B=1/B,b*=B,y*=B,x*=B):(b=0,y=0,x=0),s[0]=m,s[1]=b,s[2]=p,s[3]=0,s[4]=_,s[5]=y,s[6]=f,s[7]=0,s[8]=v,s[9]=x,s[10]=g,s[11]=0,s[12]=-(m*r+_*o+v*n),s[13]=-(b*r+y*o+x*n),s[14]=-(p*r+f*o+g*n),s[15]=1,s},lookAtMat4c:(e,t,i,s,r,o,n,a,l)=>c.lookAtMat4v([e,t,i],[s,r,o],[n,a,l],[]),orthoMat4c(e,t,i,s,r,o,n){n||(n=c.mat4());const a=t-e,l=s-i,A=o-r;return n[0]=2/a,n[1]=0,n[2]=0,n[3]=0,n[4]=0,n[5]=2/l,n[6]=0,n[7]=0,n[8]=0,n[9]=0,n[10]=-2/A,n[11]=0,n[12]=-(e+t)/a,n[13]=-(s+i)/l,n[14]=-(o+r)/A,n[15]=1,n},frustumMat4v(e,t,i){i||(i=c.mat4());const s=[e[0],e[1],e[2],0],r=[t[0],t[1],t[2],0];c.addVec4(r,s,l),c.subVec4(r,s,A);const o=2*s[2],n=A[0],a=A[1],h=A[2];return i[0]=o/n,i[1]=0,i[2]=0,i[3]=0,i[4]=0,i[5]=o/a,i[6]=0,i[7]=0,i[8]=l[0]/n,i[9]=l[1]/a,i[10]=-l[2]/h,i[11]=-1,i[12]=0,i[13]=0,i[14]=-o*r[2]/h,i[15]=0,i},frustumMat4(e,t,i,s,r,o,n){n||(n=c.mat4());const a=t-e,l=s-i,A=o-r;return n[0]=2*r/a,n[1]=0,n[2]=0,n[3]=0,n[4]=0,n[5]=2*r/l,n[6]=0,n[7]=0,n[8]=(t+e)/a,n[9]=(s+i)/l,n[10]=-(o+r)/A,n[11]=-1,n[12]=0,n[13]=0,n[14]=-o*r*2/A,n[15]=0,n},perspectiveMat4(e,t,i,s,r){const o=[],n=[];return o[2]=i,n[2]=s,n[1]=o[2]*Math.tan(e/2),o[1]=-n[1],n[0]=n[1]*t,o[0]=-n[0],c.frustumMat4v(o,n,r)},compareMat4:(e,t)=>e[0]===t[0]&&e[1]===t[1]&&e[2]===t[2]&&e[3]===t[3]&&e[4]===t[4]&&e[5]===t[5]&&e[6]===t[6]&&e[7]===t[7]&&e[8]===t[8]&&e[9]===t[9]&&e[10]===t[10]&&e[11]===t[11]&&e[12]===t[12]&&e[13]===t[13]&&e[14]===t[14]&&e[15]===t[15],transformPoint3(e,t,i=c.vec3()){const s=t[0],r=t[1],o=t[2];return i[0]=e[0]*s+e[4]*r+e[8]*o+e[12],i[1]=e[1]*s+e[5]*r+e[9]*o+e[13],i[2]=e[2]*s+e[6]*r+e[10]*o+e[14],i},transformPoint4:(e,t,i=c.vec4())=>(i[0]=e[0]*t[0]+e[4]*t[1]+e[8]*t[2]+e[12]*t[3],i[1]=e[1]*t[0]+e[5]*t[1]+e[9]*t[2]+e[13]*t[3],i[2]=e[2]*t[0]+e[6]*t[1]+e[10]*t[2]+e[14]*t[3],i[3]=e[3]*t[0]+e[7]*t[1]+e[11]*t[2]+e[15]*t[3],i),transformPoints3(e,t,i){const s=i||[],r=t.length;let o,n,a,l;const A=e[0],h=e[1],c=e[2],u=e[3],d=e[4],p=e[5],f=e[6],g=e[7],m=e[8],_=e[9],v=e[10],b=e[11],y=e[12],x=e[13],B=e[14],w=e[15];let P;for(let e=0;e<r;++e)l=t[e],o=l[0],n=l[1],a=l[2],P=s[e]||(s[e]=[0,0,0]),P[0]=A*o+d*n+m*a+y,P[1]=h*o+p*n+_*a+x,P[2]=c*o+f*n+v*a+B,P[3]=u*o+g*n+b*a+w;return s.length=r,s},transformPositions3(e,t,i=t){let s;const r=t.length;let o,n,a;const l=e[0],A=e[1],h=e[2];e[3];const c=e[4],u=e[5],d=e[6];e[7];const p=e[8],f=e[9],g=e[10];e[11];const m=e[12],_=e[13],v=e[14];for(e[15],s=0;s<r;s+=3)o=t[s+0],n=t[s+1],a=t[s+2],i[s+0]=l*o+c*n+p*a+m,i[s+1]=A*o+u*n+f*a+_,i[s+2]=h*o+d*n+g*a+v;return i},transformPositions4(e,t,i=t){let s;const r=t.length;let o,n,a;const l=e[0],A=e[1],h=e[2],c=e[3],u=e[4],d=e[5],p=e[6],f=e[7],g=e[8],m=e[9],_=e[10],v=e[11],b=e[12],y=e[13],x=e[14],B=e[15];for(s=0;s<r;s+=4)o=t[s+0],n=t[s+1],a=t[s+2],i[s+0]=l*o+u*n+g*a+b,i[s+1]=A*o+d*n+m*a+y,i[s+2]=h*o+p*n+_*a+x,i[s+3]=c*o+f*n+v*a+B;return i},transformVec3(e,t,i){const s=t[0],r=t[1],o=t[2];return(i=i||this.vec3())[0]=e[0]*s+e[4]*r+e[8]*o,i[1]=e[1]*s+e[5]*r+e[9]*o,i[2]=e[2]*s+e[6]*r+e[10]*o,i},transformVec4(e,t,i){const s=t[0],r=t[1],o=t[2],n=t[3];return(i=i||c.vec4())[0]=e[0]*s+e[4]*r+e[8]*o+e[12]*n,i[1]=e[1]*s+e[5]*r+e[9]*o+e[13]*n,i[2]=e[2]*s+e[6]*r+e[10]*o+e[14]*n,i[3]=e[3]*s+e[7]*r+e[11]*o+e[15]*n,i},rotateVec2(e,t,i,s=e){const r=Math.cos(i),o=Math.sin(i),n=e[0]-t[0],a=e[1]-t[1];return s[0]=n*r-a*o+t[0],s[1]=n*o+a*r+t[1],e},rotateVec3X(e,t,i,s){const r=[],o=[];return r[0]=e[0]-t[0],r[1]=e[1]-t[1],r[2]=e[2]-t[2],o[0]=r[0],o[1]=r[1]*Math.cos(i)-r[2]*Math.sin(i),o[2]=r[1]*Math.sin(i)+r[2]*Math.cos(i),s[0]=o[0]+t[0],s[1]=o[1]+t[1],s[2]=o[2]+t[2],s},rotateVec3Y(e,t,i,s){const r=[],o=[];return r[0]=e[0]-t[0],r[1]=e[1]-t[1],r[2]=e[2]-t[2],o[0]=r[2]*Math.sin(i)+r[0]*Math.cos(i),o[1]=r[1],o[2]=r[2]*Math.cos(i)-r[0]*Math.sin(i),s[0]=o[0]+t[0],s[1]=o[1]+t[1],s[2]=o[2]+t[2],s},rotateVec3Z(e,t,i,s){const r=[],o=[];return r[0]=e[0]-t[0],r[1]=e[1]-t[1],r[2]=e[2]-t[2],o[0]=r[0]*Math.cos(i)-r[1]*Math.sin(i),o[1]=r[0]*Math.sin(i)+r[1]*Math.cos(i),o[2]=r[2],s[0]=o[0]+t[0],s[1]=o[1]+t[1],s[2]=o[2]+t[2],s},projectVec4(e,t){const i=1/e[3];return(t=t||c.vec2())[0]=e[0]*i,t[1]=e[1]*i,t},unprojectVec3:(()=>{const e=new n(16),t=new n(16),i=new n(16);return function(s,r,o,n){return this.transformVec3(this.mulMat4(this.inverseMat4(r,e),this.inverseMat4(o,t),i),s,n)}})(),lerpVec3(e,t,i,s,r,o){const n=o||c.vec3(),a=(e-t)/(i-t);return 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#182A3D;",this._marqueeElement.style.opacity=1,this._marqueeElement.style["pointer-events"]="none"}setMarqueeCorner1(e){this._canvasMarqueeCorner1.set(e),this._canvasMarqueeCorner2.set(e),this._updateMarquee()}setMarqueeCorner2(e){this._canvasMarqueeCorner2.set(e),this._updateMarquee()}setMarquee(e,t){this._canvasMarqueeCorner1.set(e),this._canvasMarqueeCorner2.set(t),this._updateMarquee()}setMarqueeVisible(e){this._marqueVisible=e,this._marqueeElement.style.visibility=e?"visible":"hidden"}getMarqueeVisible(){return this._marqueVisible}setPickMode(e){if(e!==N.PICK_MODE_INSIDE&&e!==N.PICK_MODE_INTERSECTS)throw"Illegal MarqueePicker pickMode: must be MarqueePicker.PICK_MODE_INSIDE or MarqueePicker.PICK_MODE_INTERSECTS";e!==this._pickMode&&(this._marqueeElement.style["background-image"]=e===N.PICK_MODE_INSIDE?"url(\"data:image/svg+xml,%3csvg width='100%25' height='100%25' xmlns='http://www.w3.org/2000/svg'%3e%3crect width='100%25' height='100%25' fill='none' rx='6' ry='6' stroke='%23333' stroke-width='4'/%3e%3c/svg%3e\")":"url(\"data:image/svg+xml,%3csvg width='100%25' height='100%25' xmlns='http://www.w3.org/2000/svg'%3e%3crect width='100%25' height='100%25' fill='none' rx='6' ry='6' stroke='%23333' stroke-width='4' stroke-dasharray='6%2c 14' stroke-dashoffset='0' stroke-linecap='square'/%3e%3c/svg%3e\")",this._pickMode=e)}getPickMode(){return this._pickMode}clear(){this.fire("clear",{})}pick(){this._updateMarquee(),this._buildMarqueeFrustum();const e=[],t=(i,s=U.INTERSECT)=>{if(s===U.INTERSECT&&(s=k(this._marqueeFrustum,i.aabb)),s!==U.OUTSIDE){if(i.entities){const t=i.entities;for(let i=0,s=t.length;i<s;i++){const s=t[i];if(!s.visible)continue;const r=s.aabb;if(this._pickMode===N.PICK_MODE_INSIDE){k(this._marqueeFrustum,r)===U.INSIDE&&e.push(s.id)}else{k(this._marqueeFrustum,r)!==U.OUTSIDE&&e.push(s.id)}}}i.left&&t(i.left,s),i.right&&t(i.right,s)}};return(this._canvasMarquee[2]-this._canvasMarquee[0]>3||this._canvasMarquee[3]-this._canvasMarquee[1]>3)&&t(this._objectsKdTree3.root),this.fire("picked",e),e}_updateMarquee(){this._canvasMarquee[0]=Math.min(this._canvasMarqueeCorner1[0],this._canvasMarqueeCorner2[0]),this._canvasMarquee[1]=Math.min(this._canvasMarqueeCorner1[1],this._canvasMarqueeCorner2[1]),this._canvasMarquee[2]=Math.max(this._canvasMarqueeCorner1[0],this._canvasMarqueeCorner2[0]),this._canvasMarquee[3]=Math.max(this._canvasMarqueeCorner1[1],this._canvasMarqueeCorner2[1]),this._marqueeElement.style.width=this._canvasMarquee[2]-this._canvasMarquee[0]+"px",this._marqueeElement.style.height=this._canvasMarquee[3]-this._canvasMarquee[1]+"px",this._marqueeElement.style.left=`${this._canvasMarquee[0]}px`,this._marqueeElement.style.top=`${this._canvasMarquee[1]}px`}_buildMarqueeFrustum(){const e=this.viewer.scene.canvas.canvas,t=e.clientWidth,i=e.clientHeight,s=e.clientLeft,r=e.clientTop,o=2/t,n=2/i,a=e.clientHeight/e.clientWidth,l=(this._canvasMarquee[0]-s)*o-1,A=(this._canvasMarquee[2]-s)*o-1,h=-(this._canvasMarquee[3]-r)*n+1,u=-(this._canvasMarquee[1]-r)*n+1,d=this.viewer.scene.camera.frustum.near*(17*a);c.frustumMat4(l,A,h*a,u*a,d,1e4,this._marqueeFrustumProjMat),O(this._marqueeFrustum,this.viewer.scene.camera.viewMatrix,this._marqueeFrustumProjMat)}destroy(){super.destroy(),this._marqueeElement.parentElement&&(this._marqueeElement.parentElement.removeChild(this._marqueeElement),this._marqueeElement=null,this._objectsKdTree3=null)}}N.PICK_MODE_INTERSECTS=0,N.PICK_MODE_INSIDE=1;class Q{constructor(e,t={}){this.viewer=e,this.scene=this.viewer.scene,this._circleDiv=document.createElement("div"),this.viewer.scene.canvas.canvas.parentNode.insertBefore(this._circleDiv,this.viewer.scene.canvas.canvas),this._circleDiv.style.backgroundColor="transparent",this._circleDiv.style.border="2px solid green",this._circleDiv.style.borderRadius="50px",this._circleDiv.style.width="50px",this._circleDiv.style.height="50px",this._circleDiv.style.margin="-200px -200px",this._circleDiv.style.zIndex="100000",this._circleDiv.style.position="absolute",this._circleDiv.style.pointerEvents="none",this._circlePos=null,this._circleMaxRadius=200,this._circleMinRadius=2,this._active=!1!==t.active,this._visible=!1,this._running=!1,this._destroyed=!1}start(e){if(this._destroyed)return;this._circlePos=e,this._running=!1,this._circleRadius=this._circleMaxRadius,this._circleDiv.style.borderRadius=`${this._circleRadius}px`,this._circleDiv.style.marginLeft=this._circlePos[0]-this._circleRadius+"px",this._circleDiv.style.marginTop=this._circlePos[1]-this._circleRadius+"px";const t=this._circleMaxRadius;let i;const s=e=>{if(!this._running)return;i||(i=e);const r=e-i,o=Math.min(r/300,1),n=t+(2-t)*o;this._circleRadius=n,this._circleDiv.style.width=`${this._circleRadius}px`,this._circleDiv.style.height=`${this._circleRadius}px`,this._circleDiv.style.marginLeft=this._circlePos[0]-this._circleRadius/2+"px",this._circleDiv.style.marginTop=this._circlePos[1]-this._circleRadius/2+"px",o<1&&requestAnimationFrame(s)};this._running=!0,requestAnimationFrame(s),this._circleDiv.style.visibility="visible"}stop(){this._destroyed||(this._running=!1,this._circleRadius=this._circleMaxRadius,this._circleDiv.style.borderRadius=`${this._circleRadius}px`,this._circleDiv.style.visibility="hidden")}set durationMs(e){this.stop(),this._durationMs=e}get durationMs(){return this._durationMs}destroy(){this._destroyed||(this.stop(),this._circleDiv.parentElement.removeChild(this._circleDiv),this._destroyed=!0)}}class V{constructor(e,t,i){this.id=i&&i.id?i.id:e,this.viewer=t,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._eventSubsNum=null,this._events=null,this._eventCallDepth=0,t.addPlugin(this)}scheduleTask(e){M.scheduleTask(e,null)}fire(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={},this._eventSubsNum={}),!0!==i&&(this._events[e]=t||!0);const s=this._eventSubs[e];let r;if(s)for(const i in s)s.hasOwnProperty(i)&&(r=s[i],this._eventCallDepth++,this._eventCallDepth<300?r.callback.call(r.scope,t):this.error("fire: potential stack overflow from recursive event '"+e+"' - dropping this event"),this._eventCallDepth--)}on(t,i,s){this._events||(this._events={}),this._subIdMap||(this._subIdMap=new e),this._subIdEvents||(this._subIdEvents={}),this._eventSubs||(this._eventSubs={}),this._eventSubsNum||(this._eventSubsNum={});let r=this._eventSubs[t];r?this._eventSubsNum[t]++:(r={},this._eventSubs[t]=r,this._eventSubsNum[t]=1);const o=this._subIdMap.addItem();r[o]={callback:i,scope:s||this},this._subIdEvents[o]=t;const n=this._events[t];return void 0!==n&&i.call(s||this,n),o}off(e){if(null==e)return;if(!this._subIdEvents)return;const t=this._subIdEvents[e];if(t){delete this._subIdEvents[e];const i=this._eventSubs[t];i&&(delete i[e],this._eventSubsNum[t]--),this._subIdMap.removeItem(e)}}once(e,t,i){const s=this,r=this.on(e,(function(e){s.off(r),t.call(i||this,e)}),i)}hasSubs(e){return this._eventSubsNum&&this._eventSubsNum[e]>0}log(e){console.log(`[xeokit plugin ${this.id}]: ${e}`)}warn(e){console.warn(`[xeokit plugin ${this.id}]: ${e}`)}error(e){console.error(`[xeokit plugin ${this.id}]: ${e}`)}send(e,t){}destroy(){this.viewer.removePlugin(this)}}const H={isIphoneSafari(){const e=window.navigator.userAgent,t=/iPhone/i.test(e),i=/Safari/i.test(e)&&!/Chrome/i.test(e);return t&&i}};class j{constructor(e,t={}){this._highlightClass="viewer-ruler-dot-highlighted",this._x=0,this._y=0,this._dot=document.createElement("div"),this._dot.className+=this._dot.className?" viewer-ruler-dot":"viewer-ruler-dot",this._dotClickable=document.createElement("div"),this._dotClickable.className+=this._dotClickable.className?" viewer-ruler-dot-clickable":"viewer-ruler-dot-clickable",this._visible=!1!==t.visible,this._culled=!1;var i=this._dot,s=i.style;s["border-radius"]="25px",s.border="solid 2px white",s.background="lightgreen",s.position="absolute",s["z-index"]=void 0===t.zIndex?"40000005":t.zIndex,s.width="8px",s.height="8px",s.visibility=this._visible?"visible":"hidden",s.top="0px",s.left="0px",s["box-shadow"]="0 2px 5px 0 #182A3D;",s.opacity=1,s["pointer-events"]="none",t.onContextMenu,e.appendChild(i);var r=this._dotClickable,o=r.style;o["border-radius"]="35px",o.border="solid 10px white",o.position="absolute",o["z-index"]=void 0===t.zIndex?"40000007":t.zIndex+1,o.width="8px",o.height="8px",o.visibility="visible",o.top="0px",o.left="0px",o.opacity=0,o["pointer-events"]="none",t.onContextMenu,e.appendChild(r),r.addEventListener("click",(t=>{e.dispatchEvent(new MouseEvent("mouseover",t))})),t.onMouseOver&&r.addEventListener("mouseover",(i=>{t.onMouseOver(i,this),e.dispatchEvent(new MouseEvent("mouseover",i))})),t.onMouseLeave&&r.addEventListener("mouseleave",(e=>{t.onMouseLeave(e,this)})),t.onMouseWheel&&r.addEventListener("wheel",(e=>{t.onMouseWheel(e,this)})),t.onMouseDown&&r.addEventListener("mousedown",(e=>{t.onMouseDown(e,this)})),t.onMouseUp&&r.addEventListener("mouseup",(e=>{t.onMouseUp(e,this)})),t.onMouseMove&&r.addEventListener("mousemove",(e=>{t.onMouseMove(e,this)})),t.onTouchstart&&r.addEventListener("touchstart",(e=>{t.onTouchstart(e,this)})),t.onTouchmove&&r.addEventListener("touchmove",(e=>{t.onTouchmove(e,this)})),t.onTouchend&&r.addEventListener("touchend",(e=>{t.onTouchend(e,this)})),t.onContextMenu&&(H.isIphoneSafari()?(r.addEventListener("touchstart",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null),this._timeout=setTimeout((()=>{e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,t.onContextMenu(e,this),clearTimeout(this._timeout),this._timeout=null}),500)})),r.addEventListener("touchend",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null)}))):r.addEventListener("contextmenu",(e=>{console.log(e),t.onContextMenu(e,this),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")}))),this.setPos(t.x||0,t.y||0),this.setFillColor(t.fillColor),this.setBorderColor(t.borderColor)}setPos(e,t){this._x=e,this._y=t;var i=this._dot.style;i.left=Math.round(e)-4+"px",i.top=Math.round(t)-4+"px";var s=this._dotClickable.style;s.left=Math.round(e)-9+"px",s.top=Math.round(t)-9+"px"}setFillColor(e){this._dot.style.background=e||"lightgreen"}setBorderColor(e){this._dot.style.border="solid 2px"+(e||"black")}setOpacity(e){this._dot.style.opacity=e}setVisible(e){this._visible!==e&&(this._visible=!!e,this._dot.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setCulled(e){this._culled!==e&&(this._culled=!!e,this._dot.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setClickable(e){this._dotClickable.style["pointer-events"]=e?"all":"none"}setHighlighted(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._dot.classList.add(this._highlightClass):this._dot.classList.remove(this._highlightClass))}destroy(){this.setVisible(!1),this._dot.parentElement&&this._dot.parentElement.removeChild(this._dot),this._dotClickable.parentElement&&this._dotClickable.parentElement.removeChild(this._dotClickable)}}const G=c.vec3(),z=c.vec4(),W=function(){const e=new Float64Array(16),t=new Float64Array(4),i=new Float64Array(4);return function(s,r,o){return o=o||e,t[0]=r[0],t[1]=r[1],t[2]=r[2],t[3]=1,c.transformVec4(s,t,i),c.setMat4Translation(s,i,o),o.slice()}}();function K(e,t,i){const s=Float32Array.from([e[0]])[0],r=e[0]-s,o=Float32Array.from([e[1]])[0],n=e[1]-o,a=Float32Array.from([e[2]])[0],l=e[2]-a;t[0]=s,t[1]=o,t[2]=a,i[0]=r,i[1]=n,i[2]=l}function X(e,t,i,s=1e3){const r=c.getPositionsCenter(e,G),o=Math.round(r[0]/s)*s,n=Math.round(r[1]/s)*s,a=Math.round(r[2]/s)*s;i[0]=o,i[1]=n,i[2]=a;const l=0!==i[0]||0!==i[1]||0!==i[2];if(l)for(let i=0,s=e.length;i<s;i+=3)t[i+0]=e[i+0]-o,t[i+1]=e[i+1]-n,t[i+2]=e[i+2]-a;return l}function J(e,t,i,s,r){const o=r?(z.set(i,0),z[3]=1,c.mulMat4v4(r,z,z)):i,n=c.dotVec3(t,o)+e,a=c.normalizeVec3(t,G);return c.mulVec3Scalar(a,-n,s),s}const Y=1,Z=4,q=8,$=16,ee=32,te=256,ie=512,se=1024,re=2048,oe=new Float32Array([0,0,0]),ne=new Uint16Array([0,0,0]);c.OBB3();class ae{constructor(e,t,i,s,r,o){this._isObject=t,this.scene=e.scene,this.model=e,this.meshes=s,this._numPrimitives=0;for(let e=0,t=this.meshes.length;e<t;e++){const t=this.meshes[e];t.parent=this,t.entity=this,this._numPrimitives+=t.numPrimitives}this.id=i,this.originalSystemId=c.unglobalizeObjectId(e.id,i),this._flags=r,this._aabb=c.AABB3(),this._aabbDirty=!0,this._offset=c.vec3(),this._colorizeUpdated=!1,this._opacityUpdated=!1,this._lodCullable=!!o,this._culled=!1,this._culledVFC=!1,this._culledLOD=!1,this._isObject&&e.scene._registerObject(this)}_transformDirty(){this._aabbDirty=!0,this.model._transformDirty()}_sceneModelDirty(){this._aabbDirty=!0;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._sceneModelDirty()}get aabb(){if(this._aabbDirty){c.collapseAABB3(this._aabb);for(let e=0,t=this.meshes.length;e<t;e++)c.expandAABB3(this._aabb,this.meshes[e].aabb);this._aabbDirty=!1}return this._aabb}get isEntity(){return!0}get isModel(){return!1}get isObject(){return this._isObject}get numPrimitives(){return this._numPrimitives}get numTriangles(){return this._numPrimitives}get visible(){return this._getFlag(Y)}set visible(e){if(!!(this._flags&Y)!==e){this._flags=e?this._flags|Y:this._flags&~Y;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setVisible(this._flags);this._isObject&&this.model.scene._objectVisibilityUpdated(this),this.model.glRedraw()}}get highlighted(){return this._getFlag(ie)}set highlighted(e){if(!!(this._flags&ie)!==e){this._flags=e?this._flags|ie:this._flags&~ie;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setHighlighted(this._flags);this._isObject&&this.model.scene._objectHighlightedUpdated(this),this.model.glRedraw()}}get xrayed(){return this._getFlag(te)}set xrayed(e){if(!!(this._flags&te)!==e){this._flags=e?this._flags|te:this._flags&~te;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setXRayed(this._flags);this._isObject&&this.model.scene._objectXRayedUpdated(this),this.model.glRedraw()}}get selected(){return this._getFlag(se)}set selected(e){if(!!(this._flags&se)!==e){this._flags=e?this._flags|se:this._flags&~se;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setSelected(this._flags);this._isObject&&this.model.scene._objectSelectedUpdated(this),this.model.glRedraw()}}get edges(){return this._getFlag(re)}set edges(e){if(!!(this._flags&re)!==e){this._flags=e?this._flags|re:this._flags&~re;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setEdges(this._flags);this.model.glRedraw()}}get culledVFC(){return!!this._culledVFC}set culledVFC(e){this._culledVFC=e,this._setCulled()}get culledLOD(){return!!this._culledLOD}set culledLOD(e){this._culledLOD=e,this._setCulled()}get culled(){return!!this._culled}set culled(e){this._culled=e,this._setCulled()}_setCulled(){let e=!!this._culled||!(!this._culledLOD||!this._lodCullable)||!!this._culledVFC;if(!!(this._flags&Z)!==e){this._flags=e?this._flags|Z:this._flags&~Z;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setCulled(this._flags);this.model.glRedraw()}}get clippable(){return this._getFlag($)}set clippable(e){if(!!(this._flags&$)!==e){this._flags=e?this._flags|$:this._flags&~$;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setClippable(this._flags);this.model.glRedraw()}}get collidable(){return this._getFlag(ee)}set collidable(e){if(!!(this._flags&ee)!==e){this._flags=e?this._flags|ee:this._flags&~ee;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setCollidable(this._flags)}}get pickable(){return this._getFlag(q)}set pickable(e){if(!!(this._flags&q)!==e){this._flags=e?this._flags|q:this._flags&~q;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setPickable(this._flags)}}get colorize(){if(0===this.meshes.length)return null;const e=this.meshes[0]._colorize;return oe[0]=e[0]/255,oe[1]=e[1]/255,oe[2]=e[2]/255,oe}set colorize(e){if(e){ne[0]=Math.floor(255*e[0]),ne[1]=Math.floor(255*e[1]),ne[2]=Math.floor(255*e[2]);for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setColorize(ne)}else for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setColorize(null);if(this._isObject){const t=!!e;this.scene._objectColorizeUpdated(this,t),this._colorizeUpdated=t}this.model.glRedraw()}get opacity(){return this.meshes.length>0?this.meshes[0]._colorize[3]/255:1}set opacity(e){if(0===this.meshes.length)return;const t=null!=e,i=this.meshes[0]._colorize[3];let s=255;if(t){if(e<0?e=0:e>1&&(e=1),s=Math.floor(255*e),i===s)return}else if(s=255,i===s)return;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setOpacity(s,this._flags);this._isObject&&(this.scene._objectOpacityUpdated(this,t),this._opacityUpdated=t),this.model.glRedraw()}get offset(){return this._offset}set offset(e){e?(this._offset[0]=e[0],this._offset[1]=e[1],this._offset[2]=e[2]):(this._offset[0]=0,this._offset[1]=0,this._offset[2]=0);for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setOffset(this._offset);this._aabbDirty=!0,this.model._aabbDirty=!0,this.scene._aabbDirty=!0,this.scene._objectOffsetUpdated(this,e),this.model.glRedraw()}get saoEnabled(){return this.model.saoEnabled}getEachVertex(e){for(let t=0,i=this.meshes.length;t<i;t++)this.meshes[t].getEachVertex(e)}getEachIndex(e){for(let t=0,i=this.meshes.length;t<i;t++)this.meshes[t].getEachIndex(e)}get volume(){let e=0;for(let t=0,i=this.meshes.length;t<i;t++){const i=this.meshes[t].volume;if(i<0)return-1;e+=i}return e}get surfaceArea(){let e=0;for(let t=0,i=this.meshes.length;t<i;t++){const i=this.meshes[t].surfaceArea;i>=0&&(e+=i)}return e>0?e:-1}_getFlag(e){return!!(this._flags&e)}_finalize(){const e=this.model.scene;this._isObject&&(this.visible&&e._objectVisibilityUpdated(this),this.highlighted&&e._objectHighlightedUpdated(this),this.xrayed&&e._objectXRayedUpdated(this),this.selected&&e._objectSelectedUpdated(this));for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._finalize(this._flags)}_finalize2(){for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._finalize2()}_destroy(){const e=this.model.scene;this._isObject&&(e._deregisterObject(this),this.visible&&e._deRegisterVisibleObject(this),this.xrayed&&e._deRegisterXRayedObject(this),this.selected&&e._deRegisterSelectedObject(this),this.highlighted&&e._deRegisterHighlightedObject(this),this._colorizeUpdated&&this.scene._deRegisterColorizedObject(this),this._opacityUpdated&&this.scene._deRegisterOpacityObject(this),!this._offset||0===this._offset[0]&&0===this._offset[1]&&0===this._offset[2]||this.scene._deRegisterOffsetObject(this));for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._destroy();e._aabbDirty=!0}}const le=c.vec4(),Ae=c.vec4();class he extends D{constructor(e,t){super(e,t),this._entity=null,this._visible=null,this._worldPos=c.vec3(),this._origin=c.vec3(),this._rtcPos=c.vec3(),this._viewPos=c.vec3(),this._canvasPos=c.vec2(),this._occludable=!1,this._onCameraViewMatrix=this.scene.camera.on("matrix",(()=>{this._viewPosDirty=!0,this._needUpdate()})),this._onCameraProjMatrix=this.scene.camera.on("projMatrix",(()=>{this._canvasPosDirty=!0,this._needUpdate()})),this._onEntityDestroyed=null,this._onEntityModelDestroyed=null,this._renderer.addMarker(this),this.entity=t.entity,this.worldPos=t.worldPos,this.occludable=t.occludable}_update(){if(this._viewPosDirty&&(c.transformPoint3(this.scene.camera.viewMatrix,this._worldPos,this._viewPos),this._viewPosDirty=!1,this._canvasPosDirty=!0,this.fire("viewPos",this._viewPos)),this._canvasPosDirty){le.set(this._viewPos),le[3]=1,c.transformPoint4(this.scene.camera.projMatrix,le,Ae);const e=this.scene.canvas.boundary;this._canvasPos[0]=Math.floor((1+Ae[0]/Ae[3])*e[2]/2),this._canvasPos[1]=Math.floor((1-Ae[1]/Ae[3])*e[3]/2),this._canvasPosDirty=!1,this.fire("canvasPos",this._canvasPos)}}_setVisible(e){this._visible,this._visible=e,this.fire("visible",this._visible)}set entity(e){if(this._entity){if(this._entity===e)return;null!==this._onEntityDestroyed&&(this._entity.model?this._entity.model.off(this._onEntityDestroyed):this._entity.off(this._onEntityDestroyed),this._onEntityDestroyed=null),null!==this._onEntityModelDestroyed&&(this._entity.model&&this._entity.model.off(this._onEntityModelDestroyed),this._onEntityModelDestroyed=null)}this._entity=e,this._entity&&(this._entity instanceof ae?this._onEntityModelDestroyed=this._entity.model.on("destroyed",(()=>{this._entity=null,this._onEntityModelDestroyed=null})):this._onEntityDestroyed=this._entity.on("destroyed",(()=>{this._entity=null,this._onEntityDestroyed=null}))),this.fire("entity",this._entity,!0)}get entity(){return this._entity}set occludable(e){(e=!!e)!==this._occludable&&(this._occludable=e,this._occludable&&this._renderer.markerWorldPosUpdated(this))}get occludable(){return this._occludable}set worldPos(e){this._worldPos.set(e||[0,0,0]),K(this._worldPos,this._origin,this._rtcPos),this._occludable&&this._renderer.markerWorldPosUpdated(this),this._viewPosDirty=!0,this.fire("worldPos",this._worldPos),this._needUpdate()}get worldPos(){return this._worldPos}get origin(){return this._origin}get rtcPos(){return this._rtcPos}get viewPos(){return this._update(),this._viewPos}get canvasPos(){return this._update(),this._canvasPos}get visible(){return!!this._visible}destroy(){this.fire("destroyed",!0),this.scene.camera.off(this._onCameraViewMatrix),this.scene.camera.off(this._onCameraProjMatrix),this._entity&&(null!==this._onEntityDestroyed&&this._entity.model.off(this._onEntityDestroyed),null!==this._onEntityModelDestroyed&&this._entity.model.off(this._onEntityModelDestroyed)),this._renderer.removeMarker(this),super.destroy()}}const ce=()=>{};function ue(e,t,i){const s=e.getBoundingClientRect(),r=t.getBoundingClientRect();i[0]+=s.left-r.left,i[1]+=s.top-r.top}class de extends he{constructor(e,t,i,s={}){super(e,t);const r=(e,t)=>i=>{e&&e(i),this.fire(t,i,!0)};this._dot=new j(i,{fillColor:s.fillColor,zIndex:s.zIndex,onMouseOver:r(s.onMouseOver,"mouseover"),onMouseLeave:r(s.onMouseLeave,"mouseleave"),onMouseWheel:r(s.onMouseWheel,"wheel"),onMouseDown:r(s.onMouseDown,"mousedown"),onMouseUp:r(s.onMouseUp,"mouseup"),onMouseMove:r(s.onMouseMove,"mousemove"),onTouchstart:r(s.onTouchstart,"touchstart"),onTouchmove:r(s.onTouchmove,"touchmove"),onTouchend:r(s.onTouchend,"touchend"),onContextMenu:r(s.onContextMenu,"contextmenu")});const o=()=>{const t=this.canvasPos.slice();ue(e.canvas.canvas,i,t),this._dot.setPos(t[0],t[1])};this.on("worldPos",o);const n=e.camera.on("viewMatrix",o),a=e.camera.on("projMatrix",o);this._cleanup=()=>{e.camera.off(n),e.camera.off(a),this._dot.destroy()}}setClickable(e){this._dot.setClickable(e)}setCulled(e){this._dot.setCulled(e)}setFillColor(e){this._dot.setFillColor(e)}setHighlighted(e){this._dot.setHighlighted(e)}setOpacity(e){this._dot.setOpacity(e)}setVisible(e){this._dot.setVisible(e)}destroy(){this._cleanup(),super.destroy()}}function pe(e,t){const i=function(e,i){if(e in t)return t[e];if(void 0!==i)return i;throw"config missing: "+e},s=i("viewer"),r=i("ray2WorldPos"),o=i("handleMouseEvents",!1),n=i("handleTouchEvents",!1),a=i("onStart",ce),l=i("onMove",ce),A=i("onEnd",ce),h=s.scene,u=h.canvas.canvas,d=e=>{const t=c.vec2([e.clientX,e.clientY]);ue(u.ownerDocument.documentElement,u,t),l(t,(e=>{const t=c.vec3(),i=c.vec3();return c.canvasPosToWorldRay(u,h.camera.viewMatrix,h.camera.projMatrix,h.camera.projection,e,t,i),r(t,i,e)})(t))};let p=null;const f=function(e){const t=p.matchesEvent(e);t&&d(t)},g=function(t){const i=p.matchesEvent(t);i&&(e.setOpacity(b),p.cleanup(),d(i),A())},m=function(t,i){p&&p.cleanup(),e.setOpacity(1),e.setClickable(!1),s.cameraControl.active=!1,p={matchesEvent:t,cleanup:function(){p=null,e.setClickable(!0),s.cameraControl.active=!0,i()}},a()},_=[],v=function(t,i){const s=e.on(t,i);_.push((()=>e.off(s)))};if(o&&(v("mouseover",(()=>!p&&e.setOpacity(1))),v("mouseleave",(()=>!p&&e.setOpacity(b))),v("mousedown",(e=>{1===e.which&&(u.addEventListener("mousemove",f),u.addEventListener("mouseup",g),m((e=>1===e.which&&e),(()=>{u.removeEventListener("mousemove",f),u.removeEventListener("mouseup",g)})))}))),n){let e;v("touchstart",(t=>{t.preventDefault(),1===t.touches.length&&(e=t.touches[0].identifier,m((t=>[...t.changedTouches].find((t=>t.identifier===e))),(()=>{e=null})))})),v("touchmove",(e=>{e.preventDefault(),f(e)})),v("touchend",(e=>{e.preventDefault(),g(e)}))}const b=.8;return e.setOpacity(b),function(){p&&p.cleanup(),_.forEach((e=>e())),e.setOpacity(1)}}function fe(e){const t=function(t,i){if(t in e)return e[t];if(void 0!==i)return i;throw"config missing: "+t},i=t("viewer"),s=t("handleMouseEvents",!1),r=t("handleTouchEvents",!1),o=t("pointerLens",null),n=t("dots"),a=t("ray2WorldPos"),l=t("onEnd",ce),A=o?function(e){o.visible=!!e,e&&(o.canvasPos=e)}:()=>{},h=n.map((e=>{let t;return pe(e,{handleMouseEvents:s,handleTouchEvents:r,viewer:i,ray2WorldPos:(e,i,s)=>a(e,i,s)||t,onStart:()=>{t=e.worldPos.slice(),c(!1,e)},onMove:(t,i)=>{A(t),e.worldPos=i},onEnd:()=>{l(t,e)||(e.worldPos=t),A(null),c(!0,e)}})})),c=(e,t)=>n.forEach((i=>i!==t&&i.setClickable(e)));return c(!0),function(){h.forEach((e=>e())),A(null)}}const ge=function(e,t,i){return function(s,r,o){const n=e.scene,a=n.canvas.canvas,l=(e,t)=>(t[0]=e.clientX,t[1]=e.clientY,ue(a.ownerDocument.documentElement,a,t),t),A=e=>{const t=c.vec3(),s=c.vec3();return c.canvasPosToWorldRay(a,n.camera.viewMatrix,n.camera.projMatrix,n.camera.projection,e,t,s),i(t,s)};let h=null;const u=()=>{};let d,p=u;const f=function(){t.stop(),clearTimeout(h),e.cameraControl.active=!0,p=u,d=null},g=function(){f(),a.removeEventListener("touchstart",m),a.removeEventListener("touchmove",_),a.removeEventListener("touchend",v)},m=function(i){const o=i.touches;if(1!==o.length)f(),s();else{const i=o[0],s=l(i,c.vec2());A(s)&&(d=i.identifier,p=e=>{c.distVec2(s,e)>20&&f()},h=setTimeout((function(){t.start(s),h=setTimeout((function(){t.stop(),e.cameraControl.active=!1,p=e=>{r(e,A(e))},p(s)}),300)}),250))}};a.addEventListener("touchstart",m,{passive:!0});const _=function(e){const t=[...e.changedTouches].find((e=>e.identifier===d));t&&p(l(t,c.vec2()))};a.addEventListener("touchmove",_,{passive:!0});const v=function(e){const t=[...e.changedTouches].find((e=>e.identifier===d));if(t){g();const e=l(t,c.vec2());o(e,A(e))}};return a.addEventListener("touchend",v,{passive:!0}),g}};class me{constructor(e,t={}){this._color=t.color||"black",this._highlightClass="viewer-ruler-wire-highlighted",this._wire=document.createElement("div"),this._wire.className+=this._wire.className?" viewer-ruler-wire":"viewer-ruler-wire",this._wireClickable=document.createElement("div"),this._wireClickable.className+=this._wireClickable.className?" viewer-ruler-wire-clickable":"viewer-ruler-wire-clickable",this._thickness=t.thickness||1,this._thicknessClickable=t.thicknessClickable||6,this._visible=!0,this._culled=!1;var i=this._wire,s=i.style;s.border="solid "+this._thickness+"px "+this._color,s.position="absolute",s["z-index"]=void 0===t.zIndex?"2000001":t.zIndex,s.width="0px",s.height="0px",s.visibility="visible",s.top="0px",s.left="0px",s["-webkit-transform-origin"]="0 0",s["-moz-transform-origin"]="0 0",s["-ms-transform-origin"]="0 0",s["-o-transform-origin"]="0 0",s["transform-origin"]="0 0",s["-webkit-transform"]="rotate(0deg)",s["-moz-transform"]="rotate(0deg)",s["-ms-transform"]="rotate(0deg)",s["-o-transform"]="rotate(0deg)",s.transform="rotate(0deg)",s.opacity=1,s["pointer-events"]="none",t.onContextMenu,e.appendChild(i);var r=this._wireClickable,o=r.style;o.border="solid "+this._thicknessClickable+"px "+this._color,o.position="absolute",o["z-index"]=void 0===t.zIndex?"2000002":t.zIndex+1,o.width="0px",o.height="0px",o.visibility="visible",o.top="0px",o.left="0px",o["-webkit-transform-origin"]="0 0",o["-moz-transform-origin"]="0 0",o["-ms-transform-origin"]="0 0",o["-o-transform-origin"]="0 0",o["transform-origin"]="0 0",o["-webkit-transform"]="rotate(0deg)",o["-moz-transform"]="rotate(0deg)",o["-ms-transform"]="rotate(0deg)",o["-o-transform"]="rotate(0deg)",o.transform="rotate(0deg)",o.opacity=0,o["pointer-events"]="none",t.onContextMenu,e.appendChild(r),t.onMouseOver&&r.addEventListener("mouseover",(e=>{t.onMouseOver(e,this)})),t.onMouseLeave&&r.addEventListener("mouseleave",(e=>{t.onMouseLeave(e,this)})),t.onMouseWheel&&r.addEventListener("wheel",(e=>{t.onMouseWheel(e,this)})),t.onMouseDown&&r.addEventListener("mousedown",(e=>{t.onMouseDown(e,this)})),t.onMouseUp&&r.addEventListener("mouseup",(e=>{t.onMouseUp(e,this)})),t.onMouseMove&&r.addEventListener("mousemove",(e=>{t.onMouseMove(e,this)})),t.onContextMenu&&(H.isIphoneSafari()?(r.addEventListener("touchstart",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null),this._timeout=setTimeout((()=>{e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,t.onContextMenu(e,this),clearTimeout(this._timeout),this._timeout=null}),500)})),r.addEventListener("touchend",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null)}))):r.addEventListener("contextmenu",(e=>{console.log(e),t.onContextMenu(e,this),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")}))),this._x1=0,this._y1=0,this._x2=0,this._y2=0,this._update()}get visible(){return"visible"===this._wire.style.visibility}_update(){var e=Math.abs(Math.sqrt((this._x1-this._x2)*(this._x1-this._x2)+(this._y1-this._y2)*(this._y1-this._y2))),t=180*Math.atan2(this._y2-this._y1,this._x2-this._x1)/Math.PI,i=this._wire.style;i.width=Math.round(e)+"px",i.left=Math.round(this._x1)+"px",i.top=Math.round(this._y1)+"px",i["-webkit-transform"]="rotate("+t+"deg)",i["-moz-transform"]="rotate("+t+"deg)",i["-ms-transform"]="rotate("+t+"deg)",i["-o-transform"]="rotate("+t+"deg)",i.transform="rotate("+t+"deg)";var s=this._wireClickable.style;s.width=Math.round(e)+"px",s.left=Math.round(this._x1)+"px",s.top=Math.round(this._y1)+"px",s["-webkit-transform"]="rotate("+t+"deg)",s["-moz-transform"]="rotate("+t+"deg)",s["-ms-transform"]="rotate("+t+"deg)",s["-o-transform"]="rotate("+t+"deg)",s.transform="rotate("+t+"deg)"}setStartAndEnd(e,t,i,s){this._x1=e,this._y1=t,this._x2=i,this._y2=s,this._update()}setColor(e){this._color=e||"black",this._wire.style.border="solid "+this._thickness+"px "+this._color}setOpacity(e){this._wire.style.opacity=e}setVisible(e){this._visible!==e&&(this._visible=!!e,this._wire.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setCulled(e){this._culled!==e&&(this._culled=!!e,this._wire.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setClickable(e){this._wireClickable.style["pointer-events"]=e?"all":"none"}setHighlighted(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._wire.classList.add(this._highlightClass):this._wire.classList.remove(this._highlightClass))}destroy(e){this._wire.parentElement&&this._wire.parentElement.removeChild(this._wire),this._wireClickable.parentElement&&this._wireClickable.parentElement.removeChild(this._wireClickable)}}class _e{constructor(e,t={}){this._highlightClass="viewer-ruler-label-highlighted",this._prefix=t.prefix||"",this._x=0,this._y=0,this._visible=!0,this._culled=!1,this._label=document.createElement("div"),this._label.className+=this._label.className?" viewer-ruler-label":"viewer-ruler-label",this._timeout=null;var i=this._label,s=i.style;s["border-radius"]="5px",s.color="white",s.padding="4px",s.border="solid 1px",s.background="lightgreen",s.position="absolute",s["z-index"]=void 0===t.zIndex?"5000005":t.zIndex,s.width="auto",s.height="auto",s.visibility="visible",s.top="0px",s.left="0px",s["pointer-events"]="all",s.opacity=1,t.onContextMenu,i.innerText="",e.appendChild(i),this.setPos(t.x||0,t.y||0),this.setFillColor(t.fillColor),this.setBorderColor(t.fillColor),this.setText(t.text),t.onMouseOver&&i.addEventListener("mouseover",(e=>{t.onMouseOver(e,this),e.preventDefault()})),t.onMouseLeave&&i.addEventListener("mouseleave",(e=>{t.onMouseLeave(e,this),e.preventDefault()})),t.onMouseWheel&&i.addEventListener("wheel",(e=>{t.onMouseWheel(e,this)})),t.onMouseDown&&i.addEventListener("mousedown",(e=>{t.onMouseDown(e,this),e.stopPropagation()})),t.onMouseUp&&i.addEventListener("mouseup",(e=>{t.onMouseUp(e,this),e.stopPropagation()})),t.onMouseMove&&i.addEventListener("mousemove",(e=>{t.onMouseMove(e,this)})),t.onContextMenu&&(H.isIphoneSafari()?(i.addEventListener("touchstart",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null),this._timeout=setTimeout((()=>{e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,t.onContextMenu(e,this),clearTimeout(this._timeout),this._timeout=null}),500)})),i.addEventListener("touchend",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null)}))):i.addEventListener("contextmenu",(e=>{console.log(e),t.onContextMenu(e,this),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")})))}setPos(e,t){this._x=e,this._y=t;var i=this._label.style;i.left=Math.round(e)-20+"px",i.top=Math.round(t)-12+"px"}setPosOnWire(e,t,i,s){var r=e+.5*(i-e),o=t+.5*(s-t),n=this._label.style;n.left=Math.round(r)-20+"px",n.top=Math.round(o)-12+"px"}setPosBetweenWires(e,t,i,s,r,o){var n=(e+i+r)/3,a=(t+s+o)/3,l=this._label.style;l.left=Math.round(n)-20+"px",l.top=Math.round(a)-12+"px"}setText(e){this._label.innerHTML=this._prefix+(e||"")}setFillColor(e){this._fillColor=e||"lightgreen",this._label.style.background=this._fillColor}setBorderColor(e){this._borderColor=e||"black",this._label.style.border="solid 1px "+this._borderColor}setOpacity(e){this._label.style.opacity=e}setVisible(e){this._visible!==e&&(this._visible=!!e,this._label.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setCulled(e){this._culled!==e&&(this._culled=!!e,this._label.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setHighlighted(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._label.classList.add(this._highlightClass):this._label.classList.remove(this._highlightClass))}setClickable(e){this._label.style["pointer-events"]=e?"all":"none"}setPrefix(e){this._prefix!==e&&(this._prefix=e)}destroy(){this._label.parentElement&&this._label.parentElement.removeChild(this._label)}}var ve=c.vec3(),be=c.vec3();class ye extends D{constructor(e,t={}){if(super(e.viewer.scene,t),this.plugin=e,this._container=t.container,!this._container)throw"config missing: container";this._color=t.color||e.defaultColor;var i=this.plugin.viewer.scene;this._originWorld=c.vec3(),this._cornerWorld=c.vec3(),this._targetWorld=c.vec3(),this._wp=new Float64Array(12),this._vp=new Float64Array(12),this._pp=new Float64Array(12),this._cp=new Int16Array(6);const s=t.onMouseOver?e=>{t.onMouseOver(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseover",e))}:null,r=t.onMouseLeave?e=>{t.onMouseLeave(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseleave",e))}:null,o=t.onContextMenu?e=>{t.onContextMenu(e,this)}:null,n=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))},a=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousedown",e))},l=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseup",e))},A=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousemove",e))};this._originDot=new de(i,t.origin,this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._cornerDot=new de(i,t.corner,this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._targetDot=new de(i,t.target,this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._originWire=new me(this._container,{color:this._color||"blue",thickness:1,zIndex:e.zIndex,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._targetWire=new me(this._container,{color:this._color||"red",thickness:1,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._angleLabel=new _e(this._container,{fillColor:this._color||"#00BBFF",prefix:"",text:"",zIndex:e.zIndex+2,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._wpDirty=!1,this._vpDirty=!1,this._cpDirty=!1,this._visible=!1,this._originVisible=!1,this._cornerVisible=!1,this._targetVisible=!1,this._originWireVisible=!1,this._targetWireVisible=!1,this._angleVisible=!1,this._labelsVisible=!1,this._clickable=!1,this._originDot.on("worldPos",(e=>{this._originWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._cornerDot.on("worldPos",(e=>{this._cornerWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._targetDot.on("worldPos",(e=>{this._targetWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._onViewMatrix=i.camera.on("viewMatrix",(()=>{this._vpDirty=!0,this._needUpdate(0)})),this._onProjMatrix=i.camera.on("projMatrix",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onCanvasBoundary=i.canvas.on("boundary",(()=>{this._cpDirty=!0,this._needUpdate(0)})),this._onSectionPlaneUpdated=i.on("sectionPlaneUpdated",(()=>{this._sectionPlanesDirty=!0,this._needUpdate()})),this.approximate=t.approximate,this.visible=t.visible,this.originVisible=t.originVisible,this.cornerVisible=t.cornerVisible,this.targetVisible=t.targetVisible,this.originWireVisible=t.originWireVisible,this.targetWireVisible=t.targetWireVisible,this.angleVisible=t.angleVisible,this.labelsVisible=t.labelsVisible}_update(){if(!this._visible)return;const e=this.plugin.viewer.scene;if(this._wpDirty&&(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._cornerWorld[0],this._wp[5]=this._cornerWorld[1],this._wp[6]=this._cornerWorld[2],this._wp[7]=1,this._wp[8]=this._targetWorld[0],this._wp[9]=this._targetWorld[1],this._wp[10]=this._targetWorld[2],this._wp[11]=1,this._wpDirty=!1,this._vpDirty=!0),this._vpDirty&&(c.transformPositions4(e.camera.viewMatrix,this._wp,this._vp),this._vp[3]=1,this._vp[7]=1,this._vp[11]=1,this._vpDirty=!1,this._cpDirty=!0),this._sectionPlanesDirty){if(this._isSliced(this._wp))return this._angleLabel.setCulled(!0),this._originWire.setCulled(!0),this._targetWire.setCulled(!0),this._originDot.setCulled(!0),this._cornerDot.setCulled(!0),void this._targetDot.setCulled(!0);this._angleLabel.setCulled(!1),this._originWire.setCulled(!1),this._targetWire.setCulled(!1),this._originDot.setCulled(!1),this._cornerDot.setCulled(!1),this._targetDot.setCulled(!1),this._sectionPlanesDirty=!0}if(this._cpDirty){const d=-.3,p=this._originDot.viewPos[2],f=this._cornerDot.viewPos[2],g=this._targetDot.viewPos[2];if(p>d||f>d||g>d)return this._originDot.setVisible(!1),this._cornerDot.setVisible(!1),this._targetDot.setVisible(!1),this._originWire.setVisible(!1),this._targetWire.setVisible(!1),void this._angleLabel.setCulled(!0);c.transformPositions4(e.camera.project.matrix,this._vp,this._pp);var t=this._pp,i=this._cp,s=e.canvas.canvas.getBoundingClientRect();const m=this._container.getBoundingClientRect();for(var r=s.top-m.top,o=s.left-m.left,n=e.canvas.boundary,a=n[2],l=n[3],A=0,h=0,u=t.length;h<u;h+=4)i[A]=o+Math.floor((1+t[h+0]/t[h+3])*a/2),i[A+1]=r+Math.floor((1-t[h+1]/t[h+3])*l/2),A+=2;if(this._originWire.setStartAndEnd(i[0],i[1],i[2],i[3]),this._targetWire.setStartAndEnd(i[2],i[3],i[4],i[5]),this._angleLabel.setPosBetweenWires(i[0],i[1],i[2],i[3],i[4],i[5]),c.subVec3(this._originWorld,this._cornerWorld,ve),c.subVec3(this._targetWorld,this._cornerWorld,be),!(0===ve[0]&&0===ve[1]&&0===ve[2]||0===be[0]&&0===be[1]&&0===be[2])){const e=this._approximate?" ~ ":" = ";c.normalizeVec3(ve),c.normalizeVec3(be);const t=Math.abs(c.angleVec3(ve,be));this._angle=t/c.DEGTORAD,this._angleLabel.setText(e+this._angle.toFixed(2)+"°")}else this._angleLabel.setText("");this._originDot.setVisible(this._visible&&this._originVisible),this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._originWire.setVisible(this._visible&&this._originWireVisible),this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._angleLabel.setCulled(!(this._visible&&this._angleVisible&&this.labelsVisible)),this._cpDirty=!1}}_isSliced(e){const t=this.scene._sectionPlanesState.sectionPlanes;for(let i=0,s=t.length;i<s;i++){const s=t[i];if(c.planeClipsPositions3(s.pos,s.dir,e,4))return!0}return!1}set approximate(e){e=!1!==e,this._approximate!==e&&(this._approximate=e,this._cpDirty=!0,this._needUpdate(0))}get approximate(){return this._approximate}get origin(){return this._originDot}get corner(){return this._cornerDot}get target(){return this._targetDot}get angle(){return this._update(),this._angle}get color(){return this._color}set color(e){this._originDot.setFillColor(e),this._cornerDot.setFillColor(e),this._targetDot.setFillColor(e),this._originWire.setColor(e||"blue"),this._targetWire.setColor(e||"red"),this._angleLabel.setFillColor(e||"#00BBFF"),this._color=e}set visible(e){e=!1!==e,this._visible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._originWire.setVisible(this._visible&&this._originWireVisible),this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._angleLabel.setVisible(this._visible&&this._angleVisible),this._cpDirty=!0,this._needUpdate()}get visible(){return this._visible}set originVisible(e){e=!1!==e,this._originVisible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._cpDirty=!0,this._needUpdate()}get originVisible(){return this._originVisible}set cornerVisible(e){e=!1!==e,this._cornerVisible=e,this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._cpDirty=!0,this._needUpdate()}get cornerVisible(){return this._cornerVisible}set targetVisible(e){e=!1!==e,this._targetVisible=e,this._targetDot.setVisible(this._visible&&this._targetVisible),this._cpDirty=!0,this._needUpdate()}get targetVisible(){return this._targetVisible}set originWireVisible(e){e=!1!==e,this._originWireVisible=e,this._originWire.setVisible(this._visible&&this._originWireVisible),this._cpDirty=!0,this._needUpdate()}get originWireVisible(){return this._originWireVisible}set targetWireVisible(e){e=!1!==e,this._targetWireVisible=e,this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._cpDirty=!0,this._needUpdate()}get targetWireVisible(){return this._targetWireVisible}set angleVisible(e){e=!1!==e,this._angleVisible=e,this._angleLabel.setVisible(this._visible&&this._angleVisible),this._cpDirty=!0,this._needUpdate()}get angleVisible(){return this._angleVisible}set labelsVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsVisible,this._labelsVisible=e;var t=this._visible&&this._labelsVisible;this._angleLabel.setVisible(t),this._cpDirty=!0,this._needUpdate()}get labelsVisible(){return this._labelsVisible}setHighlighted(e){this._originDot.setHighlighted(e),this._cornerDot.setHighlighted(e),this._targetDot.setHighlighted(e),this._originWire.setHighlighted(e),this._targetWire.setHighlighted(e),this._angleLabel.setHighlighted(e)}set clickable(e){e=!!e,this._clickable=e,this._originDot.setClickable(this._clickable),this._cornerDot.setClickable(this._clickable),this._targetDot.setClickable(this._clickable),this._originWire.setClickable(this._clickable),this._targetWire.setClickable(this._clickable),this._angleLabel.setClickable(this._clickable)}get clickable(){return this._clickable}destroy(){const e=this.plugin.viewer.scene;this._onViewMatrix&&e.camera.off(this._onViewMatrix),this._onProjMatrix&&e.camera.off(this._onProjMatrix),this._onCanvasBoundary&&e.canvas.off(this._onCanvasBoundary),this._onSectionPlaneUpdated&&e.off(this._onSectionPlaneUpdated),this._originDot.destroy(),this._cornerDot.destroy(),this._targetDot.destroy(),this._originWire.destroy(),this._targetWire.destroy(),this._angleLabel.destroy(),super.destroy()}}class xe extends D{get active(){}set snapping(e){}get snapping(){return!0}activate(){}deactivate(){}reset(){}get currentMeasurement(){return null}destroy(){}}class Be extends xe{constructor(e,t={}){super(e.viewer.scene),this._canvasToPagePos=t.canvasToPagePos,this.pointerLens=t.pointerLens,this._active=!1,this._currentAngleMeasurement=null,this._initMarkerDiv(),this._snapping=!1!==t.snapping,this._mouseState=0,this._attachPlugin(e,t)}_initMarkerDiv(){const e=document.createElement("div"),t=this.scene.canvas.canvas;t.parentNode.insertBefore(e,t),e.style.background="black",e.style.border="2px solid blue",e.style.borderRadius="10px",e.style.width="5px",e.style.height="5px",e.style.top="-200px",e.style.left="-200px",e.style.margin="0 0",e.style.zIndex="100",e.style.position="absolute",e.style.pointerEvents="none",this.markerDiv=e}_destroyMarkerDiv(){this.markerDiv&&(this.markerDiv.parentNode.removeChild(this.markerDiv),this.markerDiv=null)}_attachPlugin(e,t={}){this.angleMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;this.markerDiv||this._initMarkerDiv(),this.angleMeasurementsPlugin;const e=this.scene;e.input;const t=e.canvas.canvas,i=this.angleMeasurementsPlugin.viewer.cameraControl,s=this.pointerLens;let r=!1,o=null,n=0,a=0;const l=c.vec3(),A=c.vec2();this._currentAngleMeasurement=null;const h=c.vec2(),u=e=>{e.snappedToVertex||e.snappedToEdge?(s&&(s.visible=!0,s.canvasPos=e.canvasPos,s.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos,s.snapped=!0),this.markerDiv.style.background="greenyellow",this.markerDiv.style.border="2px solid green"):(s&&(s.visible=!0,s.canvasPos=e.canvasPos,s.snappedCanvasPos=e.canvasPos,s.snapped=!1),this.markerDiv.style.background="pink",this.markerDiv.style.border="2px solid red");const i=e.snappedCanvasPos||e.canvasPos;switch(r=!0,o=e.entity,l.set(e.worldPos),A.set(i),this._mouseState){case 0:if(this._canvasToPagePos)this._canvasToPagePos(t,i,h),this.markerDiv.style.left=h[0]-5+"px",this.markerDiv.style.top=h[1]-5+"px";else{const e=c.vec2(i);ue(t,this.markerDiv.parentNode,e),this.markerDiv.style.left=e[0]-5+"px",this.markerDiv.style.top=e[1]-5+"px"}break;case 1:this._currentAngleMeasurement&&(this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.angleVisible=!1,this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.corner.entity=e.entity),this.markerDiv.style.left="-10000px",this.markerDiv.style.top="-10000px",t.style.cursor="pointer";break;case 2:this._currentAngleMeasurement&&(this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.target.entity=e.entity),this.markerDiv.style.left="-10000px",this.markerDiv.style.top="-10000px",t.style.cursor="pointer"}};this._onHoverSnapOrSurface=i.on("hoverSnapOrSurface",(e=>{this._snapping&&u(e)})),this._onHoverSurface=i.on("hoverSurface",(e=>{this._snapping||u(e)})),t.addEventListener("mousedown",this._onMouseDown=e=>{1===e.which&&(n=e.clientX,a=e.clientY)}),t.addEventListener("mouseup",this._onMouseUp=e=>{if(1===e.which&&!(e.clientX>n+20||e.clientX<n-20||e.clientY>a+20||e.clientY<a-20))switch(this._mouseState){case 0:r&&(this._currentAngleMeasurement=this.angleMeasurementsPlugin.createMeasurement({id:c.createUUID(),origin:{worldPos:l,entity:o},corner:{worldPos:l,entity:o},target:{worldPos:l,entity:o},approximate:!0}),this._currentAngleMeasurement.clickable=!1,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this._currentAngleMeasurement.origin.entity=o,this._mouseState=1,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement));break;case 1:r?(this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this._currentAngleMeasurement.corner.entity=o,this._mouseState=2):this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null,o=null,this._mouseState=0,this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement));break;case 2:r?(this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this._currentAngleMeasurement.target.entity=o,this._currentAngleMeasurement.clickable=!0,o=null,this.angleMeasurementsPlugin.fire("measurementEnd",this._currentAngleMeasurement),this._currentAngleMeasurement=null,this._mouseState=0):this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null,o=null,this._mouseState=0,this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement))}});const d=e=>{if(r=!1,s&&(s.visible=!0,s.pointerPos=e.canvasPos,s.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos,s.snapped=!1),this.markerDiv.style.left="-100px",this.markerDiv.style.top="-100px",this._currentAngleMeasurement){switch(this._mouseState){case 0:this._currentAngleMeasurement.originVisible=!1;break;case 1:this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.originWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1;break;case 2:this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1}t.style.cursor="default"}};this._onHoverSnapOrSurfaceOff=i.on("hoverSnapOrSurfaceOff",(e=>{this._snapping&&d(e)})),this._onHoverOff=i.on("hoverOff",(e=>{this._snapping||d(e)})),this._active=!0}deactivate(){if(!this._active)return;this.pointerLens&&(this.pointerLens.visible=!1),this.reset();const e=this.scene.canvas.canvas;e.removeEventListener("mousedown",this._onMouseDown),e.removeEventListener("mouseup",this._onMouseUp);const t=this.angleMeasurementsPlugin.viewer.cameraControl;t.off(this._onHoverSnapOrSurface),t.off(this._onHoverSurface),t.off(this._onHoverSnapOrSurfaceOff),t.off(this._onHoverOff),this._active=!1}reset(){this._active&&(this._destroyMarkerDiv(),this._initMarkerDiv(),this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._mouseState=0)}get currentMeasurement(){return this._currentAngleMeasurement}destroy(){this.deactivate(),super.destroy()}}class we extends D{constructor(e,t,i,s){const r=e.plugin.viewer;super(r.scene);const o=fe({viewer:r,handleMouseEvents:i,handleTouchEvents:s,pointerLens:t.pointerLens,dots:[e.origin,e.corner,e.target],ray2WorldPos:(e,i,s)=>{const o=e=>{const t=r.scene.pick({canvasPos:s,snapToEdge:e,snapToVertex:e,pickSurface:!0});return t&&t.worldPos?t.worldPos:e&&o(!1)};return o(!!t.snapping)},onEnd:(e,t)=>{const i=!c.compareVec3(e,t.worldPos);return i&&this.fire("edited"),i}}),n=e.on("destroyed",o);this._deactivate=function(){e.off("destroyed",n),o()}}deactivate(){this._deactivate(),super.destroy()}}const Pe=c.vec3(),Ce=c.vec3(),Me=c.vec3();class Ee extends he{constructor(e,t){if(super(e,t),this.plugin=t.plugin,this._container=t.container,!this._container)throw"config missing: container";if(!t.markerElement&&!t.markerHTML)throw"config missing: need either markerElement or markerHTML";if(!t.labelElement&&!t.labelHTML)throw"config missing: need either labelElement or labelHTML";this._htmlDirty=!1,t.markerElement?(this._marker=t.markerElement,this._marker.addEventListener("click",this._onMouseClickedExternalMarker=()=>{this.plugin.fire("markerClicked",this)}),this._marker.addEventListener("contextmenu",this._onContextMenuExtenalMarker=()=>{this.plugin.fire("contextmenu",this)}),this._marker.addEventListener("mouseenter",this._onMouseEnterExternalMarker=()=>{this.plugin.fire("markerMouseEnter",this)}),this._marker.addEventListener("mouseleave",this._onMouseLeaveExternalMarker=()=>{this.plugin.fire("markerMouseLeave",this)}),this._markerExternal=!0):(this._markerHTML=t.markerHTML,this._htmlDirty=!0,this._markerExternal=!1),t.labelElement?(this._label=t.labelElement,this._labelExternal=!0):(this._labelHTML=t.labelHTML,this._htmlDirty=!0,this._labelExternal=!1),this._markerShown=!!t.markerShown,this._labelShown=!!t.labelShown,this._values=t.values||{},this._layoutDirty=!0,this._visibilityDirty=!0,this._labelPosition=24,this._buildHTML(),this._onTick=this.scene.on("tick",(()=>{this._htmlDirty&&(this._buildHTML(),this._htmlDirty=!1,this._layoutDirty=!0,this._visibilityDirty=!0),(this._layoutDirty||this._visibilityDirty)&&(this._markerShown||this._labelShown)&&(this._updatePosition(),this._layoutDirty=!1),this._visibilityDirty&&(this._marker.style.visibility=this.visible&&this._markerShown?"visible":"hidden",this._label.style.visibility=this.visible&&this._markerShown&&this._labelShown?"visible":"hidden",this._visibilityDirty=!1)})),this.on("canvasPos",(()=>{this._layoutDirty=!0})),this.on("visible",(()=>{this._visibilityDirty=!0})),this.setMarkerShown(!1!==t.markerShown),this.setLabelShown(t.labelShown),this.eye=t.eye?t.eye.slice():null,this.look=t.look?t.look.slice():null,this.up=t.up?t.up.slice():null,this.projection=t.projection}_buildHTML(){if(!this._markerExternal){this._marker&&(this._container.removeChild(this._marker),this._marker=null);let e=this._markerHTML||"<p></p>";_.isArray(e)&&(e=e.join("")),e=this._renderTemplate(e.trim());const t=document.createRange().createContextualFragment(e);this._marker=t.firstChild,this._container.appendChild(this._marker),this._marker.style.visibility=this._markerShown?"visible":"hidden",this._marker.addEventListener("click",(()=>{this.plugin.fire("markerClicked",this)})),this._marker.addEventListener("contextmenu",(e=>{e.preventDefault(),this.plugin.fire("contextmenu",this)})),this._marker.addEventListener("mouseenter",(()=>{this.plugin.fire("markerMouseEnter",this)})),this._marker.addEventListener("mouseleave",(()=>{this.plugin.fire("markerMouseLeave",this)})),this._marker.addEventListener("wheel",(e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))}))}if(!this._labelExternal){this._label&&(this._container.removeChild(this._label),this._label=null);let e=this._labelHTML||"<p></p>";_.isArray(e)&&(e=e.join("")),e=this._renderTemplate(e.trim());const t=document.createRange().createContextualFragment(e);this._label=t.firstChild,this._container.appendChild(this._label),this._label.style.visibility=this._markerShown&&this._labelShown?"visible":"hidden",this._label.addEventListener("wheel",(e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))}))}}_updatePosition(){const e=e=>e+"px",t=this.scene.canvas.boundary,i=t[0]+this.canvasPos[0],s=t[1]+this.canvasPos[1],r=this._marker.getBoundingClientRect().width,o=i+("right"===this._markerAlign?-1:"center"===this._markerAlign?0:1)*(r/2-12);this._marker.style.left=e(o-r/2),this._marker.style.top=e(s-12),this._marker.style["z-index"]=90005+Math.floor(this._viewPos[2])+1;const n=this._label.getBoundingClientRect().width,a=Math.sign(this._labelPosition);this._label.style.left=e(o+a*(r/2+Math.abs(this._labelPosition)+n/2)-n/2),this._label.style.top=e(s-17),this._label.style["z-index"]=90005+Math.floor(this._viewPos[2])+1}_renderTemplate(e){for(var t in this._values)if(this._values.hasOwnProperty(t)){const i=this._values[t];e=e.replace(new RegExp("{{"+t+"}}","g"),i)}return e}setFromPickResult(e){if(e.worldPos&&e.worldNormal){const t=c.normalizeVec3(e.worldNormal,Pe),i=this.plugin&&this.plugin.surfaceOffset||0,s=c.mulVec3Scalar(t,i,Ce),r=c.addVec3(e.worldPos,s,Me);this.entity=e.entity,this.worldPos=r}else this.error("Param 'pickResult' does not have both worldPos and worldNormal")}setMarkerAlign(e){const t=["left","center","right"];t.includes(e)?(this._markerAlign=e,this._updatePosition()):this.error("Param 'align' should be one of: "+JSON.stringify(t))}setLabelPosition(e){"number"!=typeof e?this.error("Param 'position' is not a number"):0===e?this.error("Param 'position' is zero"):(this._labelPosition=e,this._updatePosition())}setMarkerShown(e){e=!!e,this._markerShown!==e&&(this._markerShown=e,this._visibilityDirty=!0)}getMarkerShown(){return this._markerShown}setLabelShown(e){e=!!e,this._labelShown!==e&&(this._labelShown=e,this._visibilityDirty=!0)}getLabelShown(){return this._labelShown}setField(e,t){this._values[e]=t||"",this._htmlDirty=!0}getField(e){return this._values[e]}setValues(e){for(var t in e)if(e.hasOwnProperty(t)){const i=e[t];this.setField(t,i)}}getValues(){return this._values}destroy(){this._marker&&(this._markerExternal?(this._marker.removeEventListener("click",this._onMouseClickedExternalMarker),this._marker.removeEventListener("contextmenu",this._onContextMenuExtenalMarker),this._marker.removeEventListener("mouseenter",this._onMouseEnterExternalMarker),this._marker.removeEventListener("mouseleave",this._onMouseLeaveExternalMarker),this._marker=null):(this._marker.parentNode.removeChild(this._marker),this._marker=null)),this._label&&(this._labelExternal||this._label.parentNode.removeChild(this._label),this._label=null),this.scene.off(this._onTick),super.destroy()}}class Fe extends D{get type(){return"Spinner"}constructor(e,t={}){super(e,t),this._canvas=t.canvas,this._element=null,this._isCustom=!1,t.elementId&&(this._element=document.getElementById(t.elementId),this._element?this._adjustPosition():this.error("Can't find given Spinner HTML element: '"+t.elementId+"' - will automatically create default element")),this._element||this._createDefaultSpinner(),this.processes=0}_createDefaultSpinner(){this._injectDefaultCSS();const e=document.createElement("div"),t=e.style;t["z-index"]="9000",t.position="absolute",e.innerHTML='<div class="sk-fading-circle">                <div class="sk-circle1 sk-circle"></div>                <div class="sk-circle2 sk-circle"></div>                <div class="sk-circle3 sk-circle"></div>                <div class="sk-circle4 sk-circle"></div>                <div class="sk-circle5 sk-circle"></div>                <div class="sk-circle6 sk-circle"></div>                <div class="sk-circle7 sk-circle"></div>                <div class="sk-circle8 sk-circle"></div>                <div class="sk-circle9 sk-circle"></div>                <div class="sk-circle10 sk-circle"></div>                <div class="sk-circle11 sk-circle"></div>                <div class="sk-circle12 sk-circle"></div>                </div>',this._canvas.parentElement.appendChild(e),this._element=e,this._isCustom=!1,this._adjustPosition()}_injectDefaultCSS(){const e="xeokit-spinner-css";if(document.getElementById(e))return;const t=document.createElement("style");t.innerHTML=".sk-fading-circle {        background: transparent;        margin: 20px auto;        width: 50px;        height:50px;        position: relative;        }        .sk-fading-circle .sk-circle {        width: 120%;        height: 120%;        position: absolute;        left: 0;        top: 0;        }        .sk-fading-circle .sk-circle:before {        content: '';        display: block;        margin: 0 auto;        width: 15%;        height: 15%;        background-color: #ff8800;        border-radius: 100%;        -webkit-animation: sk-circleFadeDelay 1.2s infinite ease-in-out both;        animation: sk-circleFadeDelay 1.2s infinite ease-in-out both;        }        .sk-fading-circle .sk-circle2 {        -webkit-transform: rotate(30deg);        -ms-transform: rotate(30deg);        transform: rotate(30deg);    }    .sk-fading-circle .sk-circle3 {        -webkit-transform: rotate(60deg);        -ms-transform: rotate(60deg);        transform: rotate(60deg);    }    .sk-fading-circle .sk-circle4 {        -webkit-transform: rotate(90deg);        -ms-transform: rotate(90deg);        transform: rotate(90deg);    }    .sk-fading-circle .sk-circle5 {        -webkit-transform: rotate(120deg);        -ms-transform: rotate(120deg);        transform: rotate(120deg);    }    .sk-fading-circle .sk-circle6 {        -webkit-transform: rotate(150deg);        -ms-transform: rotate(150deg);        transform: rotate(150deg);    }    .sk-fading-circle .sk-circle7 {        -webkit-transform: rotate(180deg);        -ms-transform: rotate(180deg);        transform: rotate(180deg);    }    .sk-fading-circle .sk-circle8 {        -webkit-transform: rotate(210deg);        -ms-transform: rotate(210deg);        transform: rotate(210deg);    }    .sk-fading-circle .sk-circle9 {        -webkit-transform: rotate(240deg);        -ms-transform: rotate(240deg);        transform: rotate(240deg);    }    .sk-fading-circle .sk-circle10 {        -webkit-transform: rotate(270deg);        -ms-transform: rotate(270deg);        transform: rotate(270deg);    }    .sk-fading-circle .sk-circle11 {        -webkit-transform: rotate(300deg);        -ms-transform: rotate(300deg);        transform: rotate(300deg);    }    .sk-fading-circle .sk-circle12 {        -webkit-transform: rotate(330deg);        -ms-transform: rotate(330deg);        transform: rotate(330deg);    }    .sk-fading-circle .sk-circle2:before {        -webkit-animation-delay: -1.1s;        animation-delay: -1.1s;    }    .sk-fading-circle .sk-circle3:before {        -webkit-animation-delay: -1s;        animation-delay: -1s;    }    .sk-fading-circle .sk-circle4:before {        -webkit-animation-delay: -0.9s;        animation-delay: -0.9s;    }    .sk-fading-circle .sk-circle5:before {        -webkit-animation-delay: -0.8s;        animation-delay: -0.8s;    }    .sk-fading-circle .sk-circle6:before {        -webkit-animation-delay: -0.7s;        animation-delay: -0.7s;    }    .sk-fading-circle .sk-circle7:before {        -webkit-animation-delay: -0.6s;        animation-delay: -0.6s;    }    .sk-fading-circle .sk-circle8:before {        -webkit-animation-delay: -0.5s;        animation-delay: -0.5s;    }    .sk-fading-circle .sk-circle9:before {        -webkit-animation-delay: -0.4s;        animation-delay: -0.4s;    }    .sk-fading-circle .sk-circle10:before {        -webkit-animation-delay: -0.3s;        animation-delay: -0.3s;    }    .sk-fading-circle .sk-circle11:before {        -webkit-animation-delay: -0.2s;        animation-delay: -0.2s;    }    .sk-fading-circle .sk-circle12:before {        -webkit-animation-delay: -0.1s;        animation-delay: -0.1s;    }    @-webkit-keyframes sk-circleFadeDelay {        0%, 39%, 100% { opacity: 0; }        40% { opacity: 1; }    }    @keyframes sk-circleFadeDelay {        0%, 39%, 100% { opacity: 0; }        40% { opacity: 1; }    }",t.id=e,document.body.appendChild(t)}_adjustPosition(){if(this._isCustom)return;const e=this._canvas,t=this._element,i=t.style;i.left=e.offsetLeft+.5*e.clientWidth-.5*t.clientWidth+"px",i.top=e.offsetTop+.5*e.clientHeight-.5*t.clientHeight+"px"}set processes(e){if(e=e||0,this._processes===e)return;if(e<0)return;const t=this._processes;this._processes=e;const i=this._element;i&&(i.style.visibility=this._processes>0?"visible":"hidden"),this.fire("processes",this._processes),0===this._processes&&this._processes!==t&&this.fire("zeroProcesses",this._processes)}get processes(){return this._processes}_destroy(){this._element&&!this._isCustom&&(this._element.parentNode.removeChild(this._element),this._element=null);const e=document.getElementById("xeokit-spinner-css");e&&e.parentNode.removeChild(e)}}const Ie=["webgl2","experimental-webgl","webkit-3d","moz-webgl","moz-glweb20"];class De extends D{constructor(e,t={}){super(e,t),this._backgroundColor=c.vec3([t.backgroundColor?t.backgroundColor[0]:1,t.backgroundColor?t.backgroundColor[1]:1,t.backgroundColor?t.backgroundColor[2]:1]),this._backgroundColorFromAmbientLight=!!t.backgroundColorFromAmbientLight,this.canvas=t.canvas,this.gl=null,this.webgl2=!1,this.transparent=!!t.transparent,this.contextAttr=t.contextAttr||{},this.contextAttr.alpha=this.transparent,this.contextAttr.preserveDrawingBuffer=!!this.contextAttr.preserveDrawingBuffer,this.contextAttr.stencil=!1,this.contextAttr.premultipliedAlpha=!!this.contextAttr.premultipliedAlpha,this.contextAttr.antialias=!1!==this.contextAttr.antialias,this.resolutionScale=t.resolutionScale,this.canvas.width=Math.round(this.canvas.clientWidth*this._resolutionScale),this.canvas.height=Math.round(this.canvas.clientHeight*this._resolutionScale),this.boundary=[this.canvas.offsetLeft,this.canvas.offsetTop,this.canvas.clientWidth,this.canvas.clientHeight],this._initWebGL(t);const i=this;this.canvas.addEventListener("webglcontextlost",this._webglcontextlostListener=function(e){console.time("webglcontextrestored"),i.scene._webglContextLost(),i.fire("webglcontextlost"),e.preventDefault()},!1),this.canvas.addEventListener("webglcontextrestored",this._webglcontextrestoredListener=function(e){i._initWebGL(),i.gl&&(i.scene._webglContextRestored(i.gl),i.fire("webglcontextrestored",i.gl),e.preventDefault()),console.timeEnd("webglcontextrestored")},!1);let s=!0;new ResizeObserver((e=>{for(const t of e)t.contentBoxSize&&(s=!0)})).observe(this.canvas),this._tick=this.scene.on("tick",(()=>{s&&(s=!1,i.canvas.width=Math.round(i.canvas.clientWidth*i._resolutionScale),i.canvas.height=Math.round(i.canvas.clientHeight*i._resolutionScale),i.boundary[0]=i.canvas.offsetLeft,i.boundary[1]=i.canvas.offsetTop,i.boundary[2]=i.canvas.clientWidth,i.boundary[3]=i.canvas.clientHeight,i.fire("boundary",i.boundary))})),this._spinner=new Fe(this.scene,{canvas:this.canvas,elementId:t.spinnerElementId})}get type(){return"Canvas"}get backgroundColorFromAmbientLight(){return this._backgroundColorFromAmbientLight}set backgroundColorFromAmbientLight(e){this._backgroundColorFromAmbientLight=!1!==e,this.glRedraw()}get backgroundColor(){return this._backgroundColor}set backgroundColor(e){e?(this._backgroundColor[0]=e[0],this._backgroundColor[1]=e[1],this._backgroundColor[2]=e[2]):(this._backgroundColor[0]=1,this._backgroundColor[1]=1,this._backgroundColor[2]=1),this.glRedraw()}get resolutionScale(){return this._resolutionScale}set resolutionScale(e){if((e=e||1)===this._resolutionScale)return;this._resolutionScale=e;const t=this.canvas;t.width=Math.round(t.clientWidth*this._resolutionScale),t.height=Math.round(t.clientHeight*this._resolutionScale),this.glRedraw()}get spinner(){return this._spinner}_createCanvas(){const e="xeokit-canvas-"+c.createUUID(),t=document.getElementsByTagName("body")[0],i=document.createElement("div"),s=i.style;s.height="100%",s.width="100%",s.padding="0",s.margin="0",s.background="rgba(0,0,0,0);",s.float="left",s.left="0",s.top="0",s.position="absolute",s.opacity="1.0",s["z-index"]="-10000",i.innerHTML+='<canvas id="'+e+'" style="width: 100%; height: 100%; float: left; margin: 0; padding: 0;"></canvas>',t.appendChild(i),this.canvas=document.getElementById(e)}_getElementXY(e){let t=0,i=0;for(;e;)t+=e.offsetLeft-e.scrollLeft,i+=e.offsetTop-e.scrollTop,e=e.offsetParent;return{x:t,y:i}}_initWebGL(){if(!this.gl)for(let e=0;!this.gl&&e<Ie.length;e++)try{this.gl=this.canvas.getContext(Ie[e],this.contextAttr)}catch(e){}this.gl||(this.error("Failed to get a WebGL context"),this.fire("webglContextFailed",!0,!0));{const e=this.gl;let t="__",i=e.activeTexture;e.activeTexture=function(e){t!==e&&(t=e,i.call(this,e))};let s={},r=e.bindTexture;e.bindTexture=function(e,i){s[t]!==i&&(s[t]=i,r.call(this,e,i))}}this.gl&&this.webgl2&&(this.gl.hint(this.gl.FRAGMENT_SHADER_DERIVATIVE_HINT,this.gl.FASTEST),this.gl,WebGL2RenderingContext)}getSnapshot(e){throw"Canvas#getSnapshot() has been replaced by Viewer#getSnapshot() - use that method instead."}readPixels(e,t,i,s){return this.scene._renderer.readPixels(e,t,i,s)}loseWebGLContext(){this.canvas.loseContext&&this.canvas.loseContext()}destroy(){this.scene.off(this._tick),this._spinner._destroy(),this.canvas.removeEventListener("webglcontextlost",this._webglcontextlostListener),this.canvas.removeEventListener("webglcontextrestored",this._webglcontextrestoredListener),this.gl=null,super.destroy()}}class Se{constructor(e){this._scene=e,this._matPool=[],this._matPoolNextFreeIndex=0,this._rtcViewMats={},this._rtcPickViewMats={},this.reset()}reset(){this._matPoolNextFreeIndex=0,this._rtcViewMats={},this._rtcPickViewMats={},this.gl=this._scene.canvas.gl,this.lastProgramId=null,this.pbrEnabled=!1,this.colorTextureEnabled=!1,this.withSAO=!1,this.backfaces=!1,this.frontface=!0,this.textureUnit=0,this.drawElements=0,this.drawArrays=0,this.useProgram=0,this.bindTexture=0,this.bindArray=0,this.pass=0,this.shadowViewMatrix=null,this.shadowProjMatrix=null,this.pickViewMatrix=null,this.pickProjMatrix=null,this.pickZNear=.01,this.pickZFar=5e3,this.pickInvisible=!1,this.pickElementsCount=null,this.pickElementsOffset=null,this.lineWidth=1,this.snapPickLayerParams={},this.snapPickLayerNumber=0,this.snapPickCoordinateScale=c.vec3(),this.snapPickOrigin=c.vec3()}getRTCViewMatrix(e,t){let i=this._rtcViewMats[e];return i||(i=this._getNewMat(),W(this._scene.camera.viewMatrix,t,i),this._rtcViewMats[e]=i),i}getRTCPickViewMatrix(e,t){let i=this._rtcPickViewMats[e];if(!i){i=this._getNewMat();const s=this.pickViewMatrix||this._scene.camera.viewMatrix;W(s,t,i),this._rtcPickViewMats[e]=i}return i}_getNewMat(){let e=this._matPool[this._matPoolNextFreeIndex];return e||(e=c.mat4(),this._matPool[this._matPoolNextFreeIndex]=e),this._matPoolNextFreeIndex++,e}}const Te={WEBGL:!1,SUPPORTED_EXTENSIONS:{}},Re=document.createElement("canvas");if(Re){const e=Re.getContext("webgl",{antialias:!0})||Re.getContext("experimental-webgl",{antialias:!0});Te.WEBGL=!!e,Te.WEBGL&&(Te.ANTIALIAS=e.getContextAttributes().antialias,e.getShaderPrecisionFormat?e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.HIGH_FLOAT).precision>0?Te.FS_MAX_FLOAT_PRECISION="highp":e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.MEDIUM_FLOAT).precision>0?Te.FS_MAX_FLOAT_PRECISION="mediump":Te.FS_MAX_FLOAT_PRECISION="lowp":Te.FS_MAX_FLOAT_PRECISION="mediump",Te.DEPTH_BUFFER_BITS=e.getParameter(e.DEPTH_BITS),Te.MAX_TEXTURE_SIZE=e.getParameter(e.MAX_TEXTURE_SIZE),Te.MAX_CUBE_MAP_SIZE=e.getParameter(e.MAX_CUBE_MAP_TEXTURE_SIZE),Te.MAX_RENDERBUFFER_SIZE=e.getParameter(e.MAX_RENDERBUFFER_SIZE),Te.MAX_TEXTURE_UNITS=e.getParameter(e.MAX_COMBINED_TEXTURE_IMAGE_UNITS),Te.MAX_TEXTURE_IMAGE_UNITS=e.getParameter(e.MAX_TEXTURE_IMAGE_UNITS),Te.MAX_VERTEX_ATTRIBS=e.getParameter(e.MAX_VERTEX_ATTRIBS),Te.MAX_VERTEX_UNIFORM_VECTORS=e.getParameter(e.MAX_VERTEX_UNIFORM_VECTORS),Te.MAX_FRAGMENT_UNIFORM_VECTORS=e.getParameter(e.MAX_FRAGMENT_UNIFORM_VECTORS),Te.MAX_VARYING_VECTORS=e.getParameter(e.MAX_VARYING_VECTORS),e.getSupportedExtensions().forEach((function(e){Te.SUPPORTED_EXTENSIONS[e]=!0})))}class Le{constructor(){this.entity=null,this.primitive=null,this.primIndex=-1,this.pickSurfacePrecision=!1,this.touchInput=!1,this.snappedToEdge=!1,this.snappedToVertex=!1,this._origin=new Float64Array([0,0,0]),this._direction=new Float64Array([0,0,0]),this._indices=new Int32Array(3),this._localPos=new Float64Array([0,0,0]),this._worldPos=new Float64Array([0,0,0]),this._viewPos=new Float64Array([0,0,0]),this._canvasPos=new Int16Array([0,0]),this._snappedCanvasPos=new Int16Array([0,0]),this._bary=new Float64Array([0,0,0]),this._worldNormal=new Float64Array([0,0,0]),this._uv=new Float64Array([0,0]),this.reset()}get canvasPos(){return this._gotCanvasPos?this._canvasPos:null}set canvasPos(e){e?(this._canvasPos[0]=e[0],this._canvasPos[1]=e[1],this._gotCanvasPos=!0):this._gotCanvasPos=!1}get origin(){return this._gotOrigin?this._origin:null}set origin(e){e?(this._origin[0]=e[0],this._origin[1]=e[1],this._origin[2]=e[2],this._gotOrigin=!0):this._gotOrigin=!1}get direction(){return this._gotDirection?this._direction:null}set direction(e){e?(this._direction[0]=e[0],this._direction[1]=e[1],this._direction[2]=e[2],this._gotDirection=!0):this._gotDirection=!1}get indices(){return this.entity&&this._gotIndices?this._indices:null}set indices(e){e?(this._indices[0]=e[0],this._indices[1]=e[1],this._indices[2]=e[2],this._gotIndices=!0):this._gotIndices=!1}get localPos(){return this.entity&&this._gotLocalPos?this._localPos:null}set localPos(e){e?(this._localPos[0]=e[0],this._localPos[1]=e[1],this._localPos[2]=e[2],this._gotLocalPos=!0):this._gotLocalPos=!1}get snappedCanvasPos(){return this._gotSnappedCanvasPos?this._snappedCanvasPos:null}set snappedCanvasPos(e){e?(this._snappedCanvasPos[0]=e[0],this._snappedCanvasPos[1]=e[1],this._gotSnappedCanvasPos=!0):this._gotSnappedCanvasPos=!1}get worldPos(){return this._gotWorldPos?this._worldPos:null}set worldPos(e){e?(this._worldPos[0]=e[0],this._worldPos[1]=e[1],this._worldPos[2]=e[2],this._gotWorldPos=!0):this._gotWorldPos=!1}get viewPos(){return this.entity&&this._gotViewPos?this._viewPos:null}set viewPos(e){e?(this._viewPos[0]=e[0],this._viewPos[1]=e[1],this._viewPos[2]=e[2],this._gotViewPos=!0):this._gotViewPos=!1}get bary(){return this.entity&&this._gotBary?this._bary:null}set bary(e){e?(this._bary[0]=e[0],this._bary[1]=e[1],this._bary[2]=e[2],this._gotBary=!0):this._gotBary=!1}get worldNormal(){return this.entity&&this._gotWorldNormal?this._worldNormal:null}set worldNormal(e){e?(this._worldNormal[0]=e[0],this._worldNormal[1]=e[1],this._worldNormal[2]=e[2],this._gotWorldNormal=!0):this._gotWorldNormal=!1}get uv(){return this.entity&&this._gotUV?this._uv:null}set uv(e){e?(this._uv[0]=e[0],this._uv[1]=e[1],this._gotUV=!0):this._gotUV=!1}get snapped(){return this.snappedToEdge||this.snappedToVertex}reset(){this.entity=null,this.primIndex=-1,this.primitive=null,this.pickSurfacePrecision=!1,this._gotCanvasPos=!1,this._gotSnappedCanvasPos=!1,this._gotOrigin=!1,this._gotDirection=!1,this._gotIndices=!1,this._gotLocalPos=!1,this._gotWorldPos=!1,this._gotViewPos=!1,this._gotBary=!1,this._gotWorldNormal=!1,this._gotUV=!1,this.touchInput=!1,this.snappedToEdge=!1,this.snappedToVertex=!1}}class Ue{constructor(e,t,i){if(this.allocated=!1,this.compiled=!1,this.handle=e.createShader(t),this.handle){if(this.allocated=!0,e.shaderSource(this.handle,i),e.compileShader(this.handle),this.compiled=e.getShaderParameter(this.handle,e.COMPILE_STATUS),!this.compiled&&!e.isContextLost()){const t=i.split("\n"),s=[];for(let e=0;e<t.length;e++)s.push(e+1+": "+t[e]+"\n");this.errors=[],this.errors.push(""),this.errors.push(e.getShaderInfoLog(this.handle)),this.errors=this.errors.concat(s.join(""))}}else this.errors=["Failed to allocate"]}destroy(){}}class Oe{constructor(e,t){this.bindTexture=function(i,s){return!!i.bind(s)&&(e.uniform1i(t,s),!0)}}}class ke{constructor(e,t){this._gl=e,this.location=t}bindArrayBuffer(e){e&&(e.bind(),this._gl.enableVertexAttribArray(this.location),this._gl.vertexAttribPointer(this.location,e.itemSize,e.itemType,e.normalized,e.stride,e.offset))}}const Ne=new e({});function Qe(e){const t=[];let i,s;for(let r=0,o=e.length;r<o;r++)i=e[r],s=i.indexOf("/"),s>0&&"/"===i.charAt(s+1)&&(i=i.substring(0,s)),t.push(i);return t.join("\n")}function Ve(e){console.error(e.join("\n"))}class He{constructor(e,t){this.id=Ne.addItem({}),this.source=t,this.init(e)}init(e){if(this.gl=e,this.allocated=!1,this.compiled=!1,this.linked=!1,this.validated=!1,this.errors=null,this.uniforms={},this.samplers={},this.attributes={},this._vertexShader=new Ue(e,e.VERTEX_SHADER,Qe(this.source.vertex)),this._fragmentShader=new Ue(e,e.FRAGMENT_SHADER,Qe(this.source.fragment)),!this._vertexShader.allocated)return this.errors=["Vertex shader failed to allocate"].concat(this._vertexShader.errors),void Ve(this.errors);if(!this._fragmentShader.allocated)return this.errors=["Fragment shader failed to allocate"].concat(this._fragmentShader.errors),void Ve(this.errors);if(this.allocated=!0,!this._vertexShader.compiled)return this.errors=["Vertex shader failed to compile"].concat(this._vertexShader.errors),void Ve(this.errors);if(!this._fragmentShader.compiled)return this.errors=["Fragment shader failed to compile"].concat(this._fragmentShader.errors),void Ve(this.errors);let t,i,s,r,o;if(this.compiled=!0,this.handle=e.createProgram(),!this.handle)return void(this.errors=["Failed to allocate program"]);if(e.attachShader(this.handle,this._vertexShader.handle),e.attachShader(this.handle,this._fragmentShader.handle),e.linkProgram(this.handle),this.linked=e.getProgramParameter(this.handle,e.LINK_STATUS),this.validated=!0,!this.linked||!this.validated)return this.errors=[],this.errors.push(""),this.errors.push(e.getProgramInfoLog(this.handle)),this.errors.push("\nVertex shader:\n"),this.errors=this.errors.concat(this.source.vertex),this.errors.push("\nFragment shader:\n"),this.errors=this.errors.concat(this.source.fragment),void Ve(this.errors);const n=e.getProgramParameter(this.handle,e.ACTIVE_UNIFORMS);for(i=0;i<n;++i)s=e.getActiveUniform(this.handle,i),s&&(r=s.name,"\0"===r[r.length-1]&&(r=r.substr(0,r.length-1)),o=e.getUniformLocation(this.handle,r),s.type===e.SAMPLER_2D||s.type===e.SAMPLER_CUBE||35682===s.type||e instanceof WebGL2RenderingContext&&(s.type===e.UNSIGNED_INT_SAMPLER_2D||s.type===e.INT_SAMPLER_2D)?this.samplers[r]=new Oe(e,o):this.uniforms[r]=o);const a=e.getProgramParameter(this.handle,e.ACTIVE_ATTRIBUTES);for(i=0;i<a;i++)t=e.getActiveAttrib(this.handle,i),t&&(o=e.getAttribLocation(this.handle,t.name),this.attributes[t.name]=new ke(e,o));this.allocated=!0}bind(){this.allocated&&this.gl.useProgram(this.handle)}getLocation(e){if(this.allocated)return this.uniforms[e]}getAttribute(e){if(this.allocated)return this.attributes[e]}bindTexture(e,t,i){if(!this.allocated)return!1;const s=this.samplers[e];return!!s&&s.bindTexture(t,i)}destroy(){this.allocated&&(Ne.removeItem(this.id),this.gl.deleteProgram(this.handle),this.gl.deleteShader(this._vertexShader.handle),this.gl.deleteShader(this._fragmentShader.handle),this.handle=null,this.attributes=null,this.uniforms=null,this.samplers=null,this.allocated=!1)}}class je{constructor(e,t,i,s,r,o,n,a,l){switch(this._gl=e,this.type=t,this.allocated=!1,i.constructor){case Uint8Array:this.itemType=e.UNSIGNED_BYTE,this.itemByteSize=1;break;case Int8Array:this.itemType=e.BYTE,this.itemByteSize=1;break;case Uint16Array:this.itemType=e.UNSIGNED_SHORT,this.itemByteSize=2;break;case Int16Array:this.itemType=e.SHORT,this.itemByteSize=2;break;case Uint32Array:this.itemType=e.UNSIGNED_INT,this.itemByteSize=4;break;case Int32Array:this.itemType=e.INT,this.itemByteSize=4;break;default:this.itemType=e.FLOAT,this.itemByteSize=4}this.usage=o,this.length=0,this.dataLength=s,this.numItems=0,this.itemSize=r,this.normalized=!!n,this.stride=a||0,this.offset=l||0,this._allocate(i)}_allocate(e){if(this.allocated=!1,this._handle=this._gl.createBuffer(),!this._handle)throw"Failed to allocate WebGL ArrayBuffer";this._handle&&(this._gl.bindBuffer(this.type,this._handle),this._gl.bufferData(this.type,e.length>this.dataLength?e.slice(0,this.dataLength):e,this.usage),this._gl.bindBuffer(this.type,null),this.length=e.length,this.numItems=this.length/this.itemSize,this.allocated=!0)}setData(e,t){this.allocated&&(e.length+(t||0)>this.length?(this.destroy(),this._allocate(e)):(this._gl.bindBuffer(this.type,this._handle),t||0===t?this._gl.bufferSubData(this.type,t*this.itemByteSize,e):this._gl.bufferData(this.type,e,this.usage),this._gl.bindBuffer(this.type,null)))}bind(){this.allocated&&this._gl.bindBuffer(this.type,this._handle)}unbind(){this.allocated&&this._gl.bindBuffer(this.type,null)}destroy(){this.allocated&&(this._gl.deleteBuffer(this._handle),this._handle=null,this.allocated=!1)}}class Ge{constructor(e,t){this.scene=e,this.aabb=c.AABB3(),this.origin=c.vec3(t),this.originHash=this.origin.join(),this.numMarkers=0,this.markers={},this.markerList=[],this.markerIndices={},this.positions=[],this.indices=[],this.positionsBuf=null,this.lenPositionsBuf=0,this.indicesBuf=null,this.sectionPlanesActive=[],this.culledBySectionPlanes=!1,this.occlusionTestList=[],this.lenOcclusionTestList=0,this.pixels=[],this.aabbDirty=!1,this.markerListDirty=!1,this.positionsDirty=!0,this.occlusionTestListDirty=!1}addMarker(e){this.markers[e.id]=e,this.markerListDirty=!0,this.numMarkers++}markerWorldPosUpdated(e){if(!this.markers[e.id])return;const t=this.markerIndices[e.id];this.positions[3*t+0]=e.worldPos[0],this.positions[3*t+1]=e.worldPos[1],this.positions[3*t+2]=e.worldPos[2],this.positionsDirty=!0}removeMarker(e){delete this.markers[e.id],this.markerListDirty=!0,this.numMarkers--}update(){this.markerListDirty&&(this._buildMarkerList(),this.markerListDirty=!1,this.positionsDirty=!0,this.occlusionTestListDirty=!0),this.positionsDirty&&(this._buildPositions(),this.positionsDirty=!1,this.aabbDirty=!0,this.vbosDirty=!0),this.aabbDirty&&(this._buildAABB(),this.aabbDirty=!1),this.vbosDirty&&(this._buildVBOs(),this.vbosDirty=!1),this.occlusionTestListDirty&&this._buildOcclusionTestList(),this._updateActiveSectionPlanes()}_buildMarkerList(){for(var e in this.numMarkers=0,this.markers)this.markers.hasOwnProperty(e)&&(this.markerList[this.numMarkers]=this.markers[e],this.markerIndices[e]=this.numMarkers,this.numMarkers++);this.markerList.length=this.numMarkers}_buildPositions(){let e=0;for(let t=0;t<this.numMarkers;t++)if(this.markerList[t]){const i=this.markerList[t].rtcPos;this.positions[e++]=i[0],this.positions[e++]=i[1],this.positions[e++]=i[2],this.indices[t]=t}this.positions.length=3*this.numMarkers,this.indices.length=this.numMarkers}_buildAABB(){const e=this.aabb;c.collapseAABB3(e),c.expandAABB3Points3(e,this.positions);const t=this.origin;e[0]+=t[0],e[1]+=t[1],e[2]+=t[2],e[3]+=t[0],e[4]+=t[1],e[5]+=t[2]}_buildVBOs(){if(this.positionsBuf){if(this.lenPositionsBuf===this.positions.length)return void this.positionsBuf.setData(new Float32Array(this.positions));this.positionsBuf.destroy(),this.positionsBuf=null,this.indicesBuf.destroy(),this.indicesBuf=null}const e=this.scene.canvas.gl,t=3*this.numMarkers,i=this.numMarkers;this.positionsBuf=new je(e,e.ARRAY_BUFFER,new Float32Array(this.positions),t,3,e.STATIC_DRAW),this.indicesBuf=new je(e,e.ELEMENT_ARRAY_BUFFER,new Uint16Array(this.indices),i,1,e.STATIC_DRAW),this.lenPositionsBuf=this.positions.length}_buildOcclusionTestList(){const e=this.scene.canvas,t=this.scene.camera.perspective.near,i=e.boundary,s=i[2],r=i[3];let o=0;this.lenOcclusionTestList=0;for(let e=0;e<this.numMarkers;e++){const i=this.markerList[e];if(i.viewPos[2]>-t){i._setVisible(!1);continue}const n=i.canvasPos,a=n[0],l=n[1];a+10<0||l+10<0||a-10>s||l-10>r?i._setVisible(!1):!i.entity||i.entity.visible?i.occludable?(this.occlusionTestList[this.lenOcclusionTestList++]=i,this.pixels[o++]=a,this.pixels[o++]=l):i._setVisible(!0):i._setVisible(!1)}}_updateActiveSectionPlanes(){const e=this.scene._sectionPlanesState.sectionPlanes,t=e.length;if(t>0)for(let i=0;i<t;i++){const t=e[i];if(t.active){const e=c.planeAABB3Intersect(t.dir,t.dist,this.aabb);if(-1===e)return void(this.culledBySectionPlanes=!0);const s=0===e;this.sectionPlanesActive[i]=s}else this.sectionPlanesActive[i]=!1}this.culledBySectionPlanes=!1}destroy(){this.markers={},this.markerList.length=0,this.positionsBuf&&this.positionsBuf.destroy(),this.indicesBuf&&this.indicesBuf.destroy()}}const ze=c.vec3([1,0,0]),We=c.vec3();class Ke{constructor(e,t){this._scene=e,this._renderBufferManager=t,this._occlusionLayers={},this._occlusionLayersList=[],this._occlusionLayersListDirty=!1,this._shaderSource=null,this._program=null,this._shaderSourceHash=null,this._shaderSourceDirty=!0,this._programDirty=!1,this._markersToOcclusionLayersMap={},this._onCameraViewMatrix=e.camera.on("viewMatrix",(()=>{this._occlusionTestListDirty=!0})),this._onCameraProjMatrix=e.camera.on("projMatrix",(()=>{this._occlusionTestListDirty=!0})),this._onCanvasBoundary=e.canvas.on("boundary",(()=>{this._occlusionTestListDirty=!0}))}addMarker(e){const t=e.origin.join();let i=this._occlusionLayers[t];i||(i=new Ge(this._scene,e.origin),this._occlusionLayers[i.originHash]=i,this._occlusionLayersListDirty=!0),i.addMarker(e),this._markersToOcclusionLayersMap[e.id]=i,this._occlusionTestListDirty=!0}markerWorldPosUpdated(e){const t=this._markersToOcclusionLayersMap[e.id];if(!t)return;const i=e.origin.join();if(i!==t.originHash){1===t.numMarkers?(t.destroy(),delete this._occlusionLayers[t.originHash],this._occlusionLayersListDirty=!0):t.removeMarker(e);let s=this._occlusionLayers[i];s||(s=new Ge(this._scene,e.origin),this._occlusionLayers[i]=s,this._occlusionLayersListDirty=!0),s.addMarker(e),this._markersToOcclusionLayersMap[e.id]=s}else t.markerWorldPosUpdated(e)}removeMarker(e){const t=e.origin.join();let i=this._occlusionLayers[t];i&&(1===i.numMarkers?(i.destroy(),delete this._occlusionLayers[i.originHash],this._occlusionLayersListDirty=!0):i.removeMarker(e),delete this._markersToOcclusionLayersMap[e.id])}get needOcclusionTest(){return this._occlusionTestListDirty}bindRenderBuf(){const e=[this._scene.canvas.canvas.id,this._scene._sectionPlanesState.getHash()].join(";");if(e!==this._shaderSourceHash&&(this._shaderSourceHash=e,this._shaderSourceDirty=!0),this._shaderSourceDirty&&(this._buildShaderSource(),this._shaderSourceDirty=!1,this._programDirty=!0),this._programDirty&&(this._buildProgram(),this._programDirty=!1,this._occlusionTestListDirty=!0),this._occlusionLayersListDirty&&(this._buildOcclusionLayersList(),this._occlusionLayersListDirty=!1),this._occlusionTestListDirty){for(let e=0,t=this._occlusionLayersList.length;e<t;e++){this._occlusionLayersList[e].occlusionTestListDirty=!0}this._occlusionTestListDirty=!1}this._readPixelBuf=this._renderBufferManager.getRenderBuffer("occlusionReadPix"),this._readPixelBuf.bind(),this._readPixelBuf.clear()}_buildOcclusionLayersList(){let e=0;for(let t in this._occlusionLayers)this._occlusionLayers.hasOwnProperty(t)&&(this._occlusionLayersList[e++]=this._occlusionLayers[t]);this._occlusionLayersList.length=e}_buildShaderSource(){this._shaderSource={vertex:this._buildVertexShaderSource(),fragment:this._buildFragmentShaderSource()}}_buildVertexShaderSource(){const e=this._scene,t=e._sectionPlanesState.sectionPlanes.length>0,i=[];return i.push("#version 300 es"),i.push("// OcclusionTester vertex shader"),i.push("in vec3 position;"),i.push("uniform mat4 modelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&i.push("out vec4 vWorldPosition;"),i.push("void main(void) {"),i.push("vec4 worldPosition = vec4(position, 1.0); "),i.push("   vec4 viewPosition = viewMatrix * worldPosition;"),t&&i.push("   vWorldPosition = worldPosition;"),i.push("   vec4 clipPos = projMatrix * viewPosition;"),i.push("   gl_PointSize = 20.0;"),e.logarithmicDepthBufferEnabled?i.push("vFragDepth = 1.0 + clipPos.w;"):e.markerZOffset<0&&i.push("clipPos.z += "+e.markerZOffset+";"),i.push("   gl_Position = clipPos;"),i.push("}"),i}_buildFragmentShaderSource(){const e=this._scene,t=e._sectionPlanesState,i=t.sectionPlanes.length>0,s=[];if(s.push("#version 300 es"),s.push("// OcclusionTester fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;");for(let e=0;e<t.sectionPlanes.length;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  float dist = 0.0;");for(var r=0;r<t.sectionPlanes.length;r++)s.push("if (sectionPlaneActive"+r+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vec4(1.0, 0.0, 0.0, 1.0); "),s.push("}"),s}_buildProgram(){this._program&&this._program.destroy();const e=this._scene,t=e.canvas.gl,i=e._sectionPlanesState;if(this._program=new He(t,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,t=i.sectionPlanes.length;e<t;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC"))}drawMarkers(){const e=this._scene,t=e.canvas.gl,i=this._program,s=e._sectionPlanesState,r=e.camera,o=e.camera.project;if(i.bind(),t.uniformMatrix4fv(this._uProjMatrix,!1,r._project._state.matrix),e.logarithmicDepthBufferEnabled){const e=2/(Math.log(o.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,e)}for(let e=0,i=this._occlusionLayersList.length;e<i;e++){const i=this._occlusionLayersList[e];if(i.update(),i.culledBySectionPlanes)continue;const o=i.origin;t.uniformMatrix4fv(this._uViewMatrix,!1,W(r.viewMatrix,o));const n=s.sectionPlanes.length;if(n>0){const e=s.sectionPlanes;for(let s=0;s<n;s++){const r=this._uSectionPlanes[s];if(r){const n=i.sectionPlanesActive[s];if(t.uniform1i(r.active,n?1:0),n){const i=e[s];t.uniform3fv(r.pos,J(i.dist,i.dir,o,We)),t.uniform3fv(r.dir,i.dir)}}}}this._aPosition.bindArrayBuffer(i.positionsBuf);const a=i.indicesBuf;a.bind(),t.drawElements(t.POINTS,a.numItems,a.itemType,0)}}doOcclusionTest(){{const e=this._scene.canvas.resolutionScale,t=255*ze[0],i=255*ze[1],s=255*ze[2];for(let r=0,o=this._occlusionLayersList.length;r<o;r++){const o=this._occlusionLayersList[r];for(let r=0;r<o.lenOcclusionTestList;r++){const n=o.occlusionTestList[r],a=2*r,l=this._readPixelBuf.read(Math.round(o.pixels[a]*e),Math.round(o.pixels[a+1]*e)),A=l[0]===t&&l[1]===i&&l[2]===s;n._setVisible(A)}}}}unbindRenderBuf(){this._readPixelBuf.unbind()}destroy(){if(!this.destroyed){for(let e=0,t=this._occlusionLayersList.length;e<t;e++){this._occlusionLayersList[e].destroy()}this._program&&this._program.destroy(),this._scene.camera.off(this._onCameraViewMatrix),this._scene.camera.off(this._onCameraProjMatrix),this._scene.canvas.off(this._onCanvasBoundary),this.destroyed=!0}}}const Xe=c.vec2();class Je{constructor(e){this._scene=e,this._numSamples=null,this._program=null,this._programError=!1,this._aPosition=null,this._aUV=null,this._uDepthTexture="uDepthTexture",this._uCameraNear=null,this._uCameraFar=null,this._uCameraProjectionMatrix=null,this._uCameraInverseProjectionMatrix=null,this._uScale=null,this._uIntensity=null,this._uBias=null,this._uKernelRadius=null,this._uMinResolution=null,this._uRandomSeed=null,this._uvBuf=null,this._positionsBuf=null,this._indicesBuf=null}render(e){if(this._build(),this._programError)return;this._getInverseProjectMat||(this._getInverseProjectMat=(()=>{let e=!0;this._scene.camera.on("projMatrix",(function(){e=!0}));const t=c.mat4();return()=>(e&&c.inverseMat4(s.camera.projMatrix,t),t)})());const t=this._scene.canvas.gl,i=this._program,s=this._scene,r=s.sao,o=t.drawingBufferWidth,n=t.drawingBufferHeight,a=s.camera.project._state,l=a.near,A=a.far,h=a.matrix,u=this._getInverseProjectMat(),d=Math.random(),p="perspective"===s.camera.projection;Xe[0]=o,Xe[1]=n,t.viewport(0,0,o,n),t.clearColor(0,0,0,1),t.disable(t.DEPTH_TEST),t.disable(t.BLEND),t.frontFace(t.CCW),t.clear(t.COLOR_BUFFER_BIT),i.bind(),t.uniform1f(this._uCameraNear,l),t.uniform1f(this._uCameraFar,A),t.uniformMatrix4fv(this._uCameraProjectionMatrix,!1,h),t.uniformMatrix4fv(this._uCameraInverseProjectionMatrix,!1,u),t.uniform1i(this._uPerspective,p),t.uniform1f(this._uScale,r.scale*(A/5)),t.uniform1f(this._uIntensity,r.intensity),t.uniform1f(this._uBias,r.bias),t.uniform1f(this._uKernelRadius,r.kernelRadius),t.uniform1f(this._uMinResolution,r.minResolution),t.uniform2fv(this._uViewport,Xe),t.uniform1f(this._uRandomSeed,d);const f=e.getDepthTexture();i.bindTexture(this._uDepthTexture,f,0),this._aUV.bindArrayBuffer(this._uvBuf),this._aPosition.bindArrayBuffer(this._positionsBuf),this._indicesBuf.bind(),t.drawElements(t.TRIANGLES,this._indicesBuf.numItems,this._indicesBuf.itemType,0)}_build(){let e=!1;const t=this._scene.sao;if(t.numSamples!==this._numSamples&&(this._numSamples=Math.floor(t.numSamples),e=!0),!e)return;const i=this._scene.canvas.gl;if(this._program&&(this._program.destroy(),this._program=null),this._program=new He(i,{vertex:["#version 300 es\n                    precision highp float;\n                    precision highp int;\n                    \n                    in vec3 aPosition;\n                    in vec2 aUV;            \n                    \n                    out vec2 vUV;\n                    \n                    void main () {\n                        gl_Position = vec4(aPosition, 1.0);\n                        vUV = aUV;\n                    }"],fragment:[`#version 300 es      \n                precision highp float;\n                precision highp int;           \n                \n                #define NORMAL_TEXTURE 0\n                #define PI 3.14159265359\n                #define PI2 6.28318530718\n                #define EPSILON 1e-6\n                #define NUM_SAMPLES ${this._numSamples}\n                #define NUM_RINGS 4              \n            \n                in vec2        vUV;\n            \n                uniform sampler2D   uDepthTexture;\n               \n                uniform float       uCameraNear;\n                uniform float       uCameraFar;\n                uniform mat4        uProjectMatrix;\n                uniform mat4        uInverseProjectMatrix;\n                \n                uniform bool        uPerspective;\n\n                uniform float       uScale;\n                uniform float       uIntensity;\n                uniform float       uBias;\n                uniform float       uKernelRadius;\n                uniform float       uMinResolution;\n                uniform vec2        uViewport;\n                uniform float       uRandomSeed;\n\n                float pow2( const in float x ) { return x*x; }\n                \n                highp float rand( const in vec2 uv ) {\n                    const highp float a = 12.9898, b = 78.233, c = 43758.5453;\n                    highp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n                    return fract(sin(sn) * c);\n                }\n\n                vec3 packNormalToRGB( const in vec3 normal ) {\n                    return normalize( normal ) * 0.5 + 0.5;\n                }\n\n                vec3 unpackRGBToNormal( const in vec3 rgb ) {\n                    return 2.0 * rgb.xyz - 1.0;\n                }\n\n                const float packUpscale = 256. / 255.;\n                const float unpackDownScale = 255. / 256.; \n\n                const vec3 packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\n                const vec4 unPackFactors = unpackDownScale / vec4( packFactors, 1. );   \n\n                const float shiftRights = 1. / 256.;\n\n                vec4 packFloatToRGBA( const in float v ) {\n                    vec4 r = vec4( fract( v * packFactors ), v );\n                    r.yzw -= r.xyz * shiftRights; \n                    return r * packUpscale;\n                }\n\n                float unpackRGBAToFloat( const in vec4 v ) {                   \n                    return dot( floor( v * 255.0 + 0.5 ) / 255.0, unPackFactors );\n                }\n                \n                float perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n                    return ( near * far ) / ( ( far - near ) * invClipZ - far );\n                }\n\n                float orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n                    return linearClipZ * ( near - far ) - near;\n                }\n                \n                float getDepth( const in vec2 screenPosition ) {\n                    return vec4(texture(uDepthTexture, screenPosition)).r;\n                }\n\n                float getViewZ( const in float depth ) {\n                     if (uPerspective) {\n                         return perspectiveDepthToViewZ( depth, uCameraNear, uCameraFar );\n                     } else {\n                        return orthographicDepthToViewZ( depth, uCameraNear, uCameraFar );\n                     }\n                }\n\n                vec3 getViewPos( const in vec2 screenPos, const in float depth, const in float viewZ ) {\n                \tfloat clipW = uProjectMatrix[2][3] * viewZ + uProjectMatrix[3][3];\n                \tvec4 clipPosition = vec4( ( vec3( screenPos, depth ) - 0.5 ) * 2.0, 1.0 );\n                \tclipPosition *= clipW; \n                \treturn ( uInverseProjectMatrix * clipPosition ).xyz;\n                }\n\n                vec3 getViewNormal( const in vec3 viewPosition, const in vec2 screenPos ) {               \n                    return normalize( cross( dFdx( viewPosition ), dFdy( viewPosition ) ) );\n                }\n\n                float scaleDividedByCameraFar;\n                float minResolutionMultipliedByCameraFar;\n\n                float getOcclusion( const in vec3 centerViewPosition, const in vec3 centerViewNormal, const in vec3 sampleViewPosition ) {\n                \tvec3 viewDelta = sampleViewPosition - centerViewPosition;\n                \tfloat viewDistance = length( viewDelta );\n                \tfloat scaledScreenDistance = scaleDividedByCameraFar * viewDistance;\n                \treturn max(0.0, (dot(centerViewNormal, viewDelta) - minResolutionMultipliedByCameraFar) / scaledScreenDistance - uBias) / (1.0 + pow2( scaledScreenDistance ) );\n                }\n\n                const float ANGLE_STEP = PI2 * float( NUM_RINGS ) / float( NUM_SAMPLES );\n                const float INV_NUM_SAMPLES = 1.0 / float( NUM_SAMPLES );\n\n                float getAmbientOcclusion( const in vec3 centerViewPosition ) {\n            \n                \tscaleDividedByCameraFar = uScale / uCameraFar;\n                \tminResolutionMultipliedByCameraFar = uMinResolution * uCameraFar;\n                \tvec3 centerViewNormal = getViewNormal( centerViewPosition, vUV );\n\n                \tfloat angle = rand( vUV + uRandomSeed ) * PI2;\n                \tvec2 radius = vec2( uKernelRadius * INV_NUM_SAMPLES ) / uViewport;\n                \tvec2 radiusStep = radius;\n\n                \tfloat occlusionSum = 0.0;\n                \tfloat weightSum = 0.0;\n\n                \tfor( int i = 0; i < NUM_SAMPLES; i ++ ) {\n                \t\tvec2 sampleUv = vUV + vec2( cos( angle ), sin( angle ) ) * radius;\n                \t\tradius += radiusStep;\n                \t\tangle += ANGLE_STEP;\n\n                \t\tfloat sampleDepth = getDepth( sampleUv );\n                \t\tif( sampleDepth >= ( 1.0 - EPSILON ) ) {\n                \t\t\tcontinue;\n                \t\t}\n\n                \t\tfloat sampleViewZ = getViewZ( sampleDepth );\n                \t\tvec3 sampleViewPosition = getViewPos( sampleUv, sampleDepth, sampleViewZ );\n                \t\tocclusionSum += getOcclusion( centerViewPosition, centerViewNormal, sampleViewPosition );\n                \t\tweightSum += 1.0;\n                \t}\n\n                \tif( weightSum == 0.0 ) discard;\n\n                \treturn occlusionSum * ( uIntensity / weightSum );\n                }\n\n                out vec4 outColor;\n   \n                void main() {\n                \n                \tfloat centerDepth = getDepth( vUV );\n                \t\n                \tif( centerDepth >= ( 1.0 - EPSILON ) ) {\n                \t\tdiscard;\n                \t}\n\n                \tfloat centerViewZ = getViewZ( centerDepth );\n                \tvec3 viewPosition = getViewPos( vUV, centerDepth, centerViewZ );\n\n                \tfloat ambientOcclusion = getAmbientOcclusion( viewPosition );\n                \n                \toutColor = packFloatToRGBA(  1.0- ambientOcclusion );\n                }`]}),this._program.errors)return console.error(this._program.errors.join("\n")),void(this._programError=!0);const s=new Float32Array([1,1,0,1,0,0,1,0]),r=new Float32Array([1,1,0,-1,1,0,-1,-1,0,1,-1,0]),o=new Uint32Array([0,1,2,0,2,3]);this._positionsBuf=new je(i,i.ARRAY_BUFFER,r,r.length,3,i.STATIC_DRAW),this._uvBuf=new je(i,i.ARRAY_BUFFER,s,s.length,2,i.STATIC_DRAW),this._indicesBuf=new je(i,i.ELEMENT_ARRAY_BUFFER,o,o.length,1,i.STATIC_DRAW),this._program.bind(),this._uCameraNear=this._program.getLocation("uCameraNear"),this._uCameraFar=this._program.getLocation("uCameraFar"),this._uCameraProjectionMatrix=this._program.getLocation("uProjectMatrix"),this._uCameraInverseProjectionMatrix=this._program.getLocation("uInverseProjectMatrix"),this._uPerspective=this._program.getLocation("uPerspective"),this._uScale=this._program.getLocation("uScale"),this._uIntensity=this._program.getLocation("uIntensity"),this._uBias=this._program.getLocation("uBias"),this._uKernelRadius=this._program.getLocation("uKernelRadius"),this._uMinResolution=this._program.getLocation("uMinResolution"),this._uViewport=this._program.getLocation("uViewport"),this._uRandomSeed=this._program.getLocation("uRandomSeed"),this._aPosition=this._program.getAttribute("aPosition"),this._aUV=this._program.getAttribute("aUV"),this._dirty=!1}destroy(){this._program&&(this._program.destroy(),this._program=null)}}const Ye=new Float32Array(it(17,[0,1])),Ze=new Float32Array(it(17,[1,0])),qe=new Float32Array(function(e,t){const i=[];for(let s=0;s<=e;s++)i.push(tt(s,t));return i}(17,4)),$e=new Float32Array(2);class et{constructor(e){this._scene=e,this._program=null,this._programError=!1,this._aPosition=null,this._aUV=null,this._uDepthTexture="uDepthTexture",this._uOcclusionTexture="uOcclusionTexture",this._uViewport=null,this._uCameraNear=null,this._uCameraFar=null,this._uCameraProjectionMatrix=null,this._uCameraInverseProjectionMatrix=null,this._uvBuf=null,this._positionsBuf=null,this._indicesBuf=null,this.init()}init(){const e=this._scene.canvas.gl;if(this._program=new He(e,{vertex:["#version 300 es\n                precision highp float;\n                precision highp int;\n                    \n                in vec3 aPosition;\n                in vec2 aUV;\n                uniform vec2 uViewport;\n                out vec2 vUV;\n                out vec2 vInvSize;\n                void main () {\n                    vUV = aUV;\n                    vInvSize = 1.0 / uViewport;\n                    gl_Position = vec4(aPosition, 1.0);\n                }"],fragment:["#version 300 es\n                precision highp float;\n                precision highp int;\n                    \n                #define PI 3.14159265359\n                #define PI2 6.28318530718\n                #define EPSILON 1e-6\n\n                #define KERNEL_RADIUS 16\n\n                in vec2        vUV;\n                in vec2        vInvSize;\n            \n                uniform sampler2D   uDepthTexture;\n                uniform sampler2D   uOcclusionTexture;              \n               \n                uniform float       uCameraNear;\n                uniform float       uCameraFar;               \n                uniform float       uDepthCutoff;\n\n                uniform vec2        uSampleOffsets[ KERNEL_RADIUS + 1 ];\n                uniform float       uSampleWeights[ KERNEL_RADIUS + 1 ];\n\n                const float         unpackDownscale = 255. / 256.; \n\n                const vec3          packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\n                const vec4          unpackFactors = unpackDownscale / vec4( packFactors, 1. );   \n\n                const float packUpscale = 256. / 255.;\n       \n                const float shiftRights = 1. / 256.;\n                \n                float unpackRGBAToFloat( const in vec4 v ) {\n                    return dot( floor( v * 255.0 + 0.5 ) / 255.0, unpackFactors );\n                }               \n\n                vec4 packFloatToRGBA( const in float v ) {\n                    vec4 r = vec4( fract( v * packFactors ), v );\n                    r.yzw -= r.xyz * shiftRights; \n                    return r * packUpscale;\n                }\n\n                float viewZToOrthographicDepth( const in float viewZ) {\n                    return ( viewZ + uCameraNear ) / ( uCameraNear - uCameraFar );\n                }\n              \n                float orthographicDepthToViewZ( const in float linearClipZ) {\n                    return linearClipZ * ( uCameraNear - uCameraFar ) - uCameraNear;\n                }\n\n                float viewZToPerspectiveDepth( const in float viewZ) {\n                    return (( uCameraNear + viewZ ) * uCameraFar ) / (( uCameraFar - uCameraNear ) * viewZ );\n                }\n                \n                float perspectiveDepthToViewZ( const in float invClipZ) {\n                    return ( uCameraNear * uCameraFar ) / ( ( uCameraFar - uCameraNear ) * invClipZ - uCameraFar );\n                }\n\n                float getDepth( const in vec2 screenPosition ) {\n                    return vec4(texture(uDepthTexture, screenPosition)).r;\n                }\n\n                float getViewZ( const in float depth ) {\n                     return perspectiveDepthToViewZ( depth );\n                }\n\n                out vec4 outColor;\n        \n                void main() {\n                \n                    float depth = getDepth( vUV );\n                    if( depth >= ( 1.0 - EPSILON ) ) {\n                        discard;\n                    }\n\n                    float centerViewZ = -getViewZ( depth );\n                    bool rBreak = false;\n                    bool lBreak = false;\n\n                    float weightSum = uSampleWeights[0];\n                    float occlusionSum = unpackRGBAToFloat(texture( uOcclusionTexture, vUV )) * weightSum;\n\n                    for( int i = 1; i <= KERNEL_RADIUS; i ++ ) {\n\n                        float sampleWeight = uSampleWeights[i];\n                        vec2 sampleUVOffset = uSampleOffsets[i] * vInvSize;\n\n                        vec2 sampleUV = vUV + sampleUVOffset;\n                        float viewZ = -getViewZ( getDepth( sampleUV ) );\n\n                        if( abs( viewZ - centerViewZ ) > uDepthCutoff ) {\n                            rBreak = true;\n                        }\n\n                        if( ! rBreak ) {\n                            occlusionSum += unpackRGBAToFloat(texture( uOcclusionTexture, sampleUV )) * sampleWeight;\n                            weightSum += sampleWeight;\n                        }\n\n                        sampleUV = vUV - sampleUVOffset;\n                        viewZ = -getViewZ( getDepth( sampleUV ) );\n\n                        if( abs( viewZ - centerViewZ ) > uDepthCutoff ) {\n                            lBreak = true;\n                        }\n\n                        if( ! lBreak ) {\n                            occlusionSum += unpackRGBAToFloat(texture( uOcclusionTexture, sampleUV )) * sampleWeight;\n                            weightSum += sampleWeight;\n                        }\n                    }\n\n                    outColor = packFloatToRGBA(occlusionSum / weightSum);\n                }"]}),this._program.errors)return console.error(this._program.errors.join("\n")),void(this._programError=!0);const t=new Float32Array([1,1,0,1,0,0,1,0]),i=new Float32Array([1,1,0,-1,1,0,-1,-1,0,1,-1,0]),s=new Uint32Array([0,1,2,0,2,3]);this._positionsBuf=new je(e,e.ARRAY_BUFFER,i,i.length,3,e.STATIC_DRAW),this._uvBuf=new je(e,e.ARRAY_BUFFER,t,t.length,2,e.STATIC_DRAW),this._indicesBuf=new je(e,e.ELEMENT_ARRAY_BUFFER,s,s.length,1,e.STATIC_DRAW),this._program.bind(),this._uViewport=this._program.getLocation("uViewport"),this._uCameraNear=this._program.getLocation("uCameraNear"),this._uCameraFar=this._program.getLocation("uCameraFar"),this._uDepthCutoff=this._program.getLocation("uDepthCutoff"),this._uSampleOffsets=e.getUniformLocation(this._program.handle,"uSampleOffsets"),this._uSampleWeights=e.getUniformLocation(this._program.handle,"uSampleWeights"),this._aPosition=this._program.getAttribute("aPosition"),this._aUV=this._program.getAttribute("aUV")}render(e,t,i){if(this._programError)return;this._getInverseProjectMat||(this._getInverseProjectMat=(()=>{let e=!0;this._scene.camera.on("projMatrix",(function(){e=!0}));const t=c.mat4();return()=>(e&&c.inverseMat4(o.camera.projMatrix,t),t)})());const s=this._scene.canvas.gl,r=this._program,o=this._scene,n=s.drawingBufferWidth,a=s.drawingBufferHeight,l=o.camera.project._state,A=l.near,h=l.far;s.viewport(0,0,n,a),s.clearColor(0,0,0,1),s.enable(s.DEPTH_TEST),s.disable(s.BLEND),s.frontFace(s.CCW),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT),r.bind(),$e[0]=n,$e[1]=a,s.uniform2fv(this._uViewport,$e),s.uniform1f(this._uCameraNear,A),s.uniform1f(this._uCameraFar,h),s.uniform1f(this._uDepthCutoff,.01),0===i?s.uniform2fv(this._uSampleOffsets,Ze):s.uniform2fv(this._uSampleOffsets,Ye),s.uniform1fv(this._uSampleWeights,qe);const u=e.getDepthTexture(),d=t.getTexture();r.bindTexture(this._uDepthTexture,u,0),r.bindTexture(this._uOcclusionTexture,d,1),this._aUV.bindArrayBuffer(this._uvBuf),this._aPosition.bindArrayBuffer(this._positionsBuf),this._indicesBuf.bind(),s.drawElements(s.TRIANGLES,this._indicesBuf.numItems,this._indicesBuf.itemType,0)}destroy(){this._program.destroy()}}function tt(e,t){return Math.exp(-e*e/(t*t*2))/(Math.sqrt(2*Math.PI)*t)}function it(e,t){const i=[];for(let s=0;s<=e;s++)i.push(t[0]*s),i.push(t[1]*s);return i}class st{constructor(e,t,i){i=i||{},this.gl=t,this.allocated=!1,this.canvas=e,this.buffer=null,this.bound=!1,this.size=i.size,this._hasDepthTexture=!!i.depthTexture}setSize(e){this.size=e}webglContextRestored(e){this.gl=e,this.buffer=null,this.allocated=!1,this.bound=!1}bind(...e){if(this._touch(...e),this.bound)return;const t=this.gl;t.bindFramebuffer(t.FRAMEBUFFER,this.buffer.framebuf),this.bound=!0}createTexture(e,t,i=null){const s=this.gl,r=s.createTexture();return s.bindTexture(s.TEXTURE_2D,r),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MIN_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MAG_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_S,s.CLAMP_TO_EDGE),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_T,s.CLAMP_TO_EDGE),i?s.texStorage2D(s.TEXTURE_2D,1,i,e,t):s.texImage2D(s.TEXTURE_2D,0,s.RGBA,e,t,0,s.RGBA,s.UNSIGNED_BYTE,null),r}_touch(...e){let t,i;const s=this.gl;if(this.size?(t=this.size[0],i=this.size[1]):(t=s.drawingBufferWidth,i=s.drawingBufferHeight),this.buffer){if(this.buffer.width===t&&this.buffer.height===i)return;this.buffer.textures.forEach((e=>s.deleteTexture(e))),s.deleteFramebuffer(this.buffer.framebuf),s.deleteRenderbuffer(this.buffer.renderbuf)}const r=[];let o;e.length>0?r.push(...e.map((e=>this.createTexture(t,i,e)))):r.push(this.createTexture(t,i)),this._hasDepthTexture&&(o=s.createTexture(),s.bindTexture(s.TEXTURE_2D,o),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MAG_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MIN_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_S,s.CLAMP_TO_EDGE),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_T,s.CLAMP_TO_EDGE),s.texImage2D(s.TEXTURE_2D,0,s.DEPTH_COMPONENT32F,t,i,0,s.DEPTH_COMPONENT,s.FLOAT,null));const n=s.createRenderbuffer();s.bindRenderbuffer(s.RENDERBUFFER,n),s.renderbufferStorage(s.RENDERBUFFER,s.DEPTH_COMPONENT32F,t,i);const a=s.createFramebuffer();s.bindFramebuffer(s.FRAMEBUFFER,a);for(let e=0;e<r.length;e++)s.framebufferTexture2D(s.FRAMEBUFFER,s.COLOR_ATTACHMENT0+e,s.TEXTURE_2D,r[e],0);if(e.length>0&&s.drawBuffers(r.map(((e,t)=>s.COLOR_ATTACHMENT0+t))),this._hasDepthTexture?s.framebufferTexture2D(s.FRAMEBUFFER,s.DEPTH_ATTACHMENT,s.TEXTURE_2D,o,0):s.framebufferRenderbuffer(s.FRAMEBUFFER,s.DEPTH_ATTACHMENT,s.RENDERBUFFER,n),s.bindTexture(s.TEXTURE_2D,null),s.bindRenderbuffer(s.RENDERBUFFER,null),s.bindFramebuffer(s.FRAMEBUFFER,null),s.bindFramebuffer(s.FRAMEBUFFER,a),!s.isFramebuffer(a))throw"Invalid framebuffer";s.bindFramebuffer(s.FRAMEBUFFER,null);const l=s.checkFramebufferStatus(s.FRAMEBUFFER);switch(l){case s.FRAMEBUFFER_COMPLETE:break;case s.FRAMEBUFFER_INCOMPLETE_ATTACHMENT:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_ATTACHMENT";case s.FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT";case s.FRAMEBUFFER_INCOMPLETE_DIMENSIONS:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_DIMENSIONS";case s.FRAMEBUFFER_UNSUPPORTED:throw"Incomplete framebuffer: FRAMEBUFFER_UNSUPPORTED";default:throw"Incomplete framebuffer: "+l}this.buffer={framebuf:a,renderbuf:n,texture:r[0],textures:r,depthTexture:o,width:t,height:i},this.bound=!1}clear(){if(!this.bound)throw"Render buffer not bound";const e=this.gl;e.clear(e.COLOR_BUFFER_BIT|e.DEPTH_BUFFER_BIT)}read(e,t,i=null,s=null,r=Uint8Array,o=4,n=0){const a=e,l=this.buffer.height?this.buffer.height-t-1:this.gl.drawingBufferHeight-t,A=new r(o),h=this.gl;return h.readBuffer(h.COLOR_ATTACHMENT0+n),h.readPixels(a,l,1,1,i||h.RGBA,s||h.UNSIGNED_BYTE,A,0),A}readArray(e=null,t=null,i=Uint8Array,s=4,r=0){const o=new i(this.buffer.width*this.buffer.height*s),n=this.gl;return n.readBuffer(n.COLOR_ATTACHMENT0+r),n.readPixels(0,0,this.buffer.width,this.buffer.height,e||n.RGBA,t||n.UNSIGNED_BYTE,o,0),o}readImageAsCanvas(){const e=this.gl,t=this._getImageDataCache(),i=t.pixelData,s=t.canvas,r=t.imageData,o=t.context;e.readPixels(0,0,this.buffer.width,this.buffer.height,e.RGBA,e.UNSIGNED_BYTE,i);const n=this.buffer.width,a=this.buffer.height,l=a/2|0,A=4*n,h=new Uint8Array(4*n);for(let e=0;e<l;++e){const t=e*A,s=(a-e-1)*A;h.set(i.subarray(t,t+A)),i.copyWithin(t,s,s+A),i.set(h,s)}return r.data.set(i),o.putImageData(r,0,0),s}readImage(e){const t=this.gl,i=this._getImageDataCache(),s=i.pixelData,r=i.canvas,o=i.imageData,n=i.context,{width:a,height:l}=this.buffer;t.readPixels(0,0,a,l,t.RGBA,t.UNSIGNED_BYTE,s),o.data.set(s),n.putImageData(o,0,0),n.save(),n.globalCompositeOperation="copy",n.scale(1,-1),n.drawImage(r,0,-l,a,l),n.restore();let A=e.format||"png";return"jpeg"!==A&&"png"!==A&&"bmp"!==A&&(console.error("Unsupported image format: '"+A+"' - supported types are 'jpeg', 'bmp' and 'png' - defaulting to 'png'"),A="png"),r.toDataURL(`image/${A}`)}_getImageDataCache(e=Uint8Array,t=4){const i=this.buffer.width,s=this.buffer.height;let r=this._imageDataCache;if(r&&(r.width===i&&r.height===s||(this._imageDataCache=null,r=null)),!r){const o=document.createElement("canvas"),n=o.getContext("2d");o.width=i,o.height=s,r={pixelData:new e(i*s*t),canvas:o,context:n,imageData:n.createImageData(i,s),width:i,height:s},this._imageDataCache=r}return r.context.resetTransform(),r}unbind(){const e=this.gl;e.bindFramebuffer(e.FRAMEBUFFER,null),this.bound=!1}getTexture(e=0){const t=this;return this._texture||(this._texture={renderBuffer:this,bind:function(i){return!(!t.buffer||!t.buffer.textures[e])&&(t.gl.activeTexture(t.gl["TEXTURE"+i]),t.gl.bindTexture(t.gl.TEXTURE_2D,t.buffer.textures[e]),!0)},unbind:function(i){t.buffer&&t.buffer.textures[e]&&(t.gl.activeTexture(t.gl["TEXTURE"+i]),t.gl.bindTexture(t.gl.TEXTURE_2D,null))}})}hasDepthTexture(){return this._hasDepthTexture}getDepthTexture(){if(!this._hasDepthTexture)return null;const e=this;return this._depthTexture||(this._dethTexture={renderBuffer:this,bind:function(t){return!(!e.buffer||!e.buffer.depthTexture)&&(e.gl.activeTexture(e.gl["TEXTURE"+t]),e.gl.bindTexture(e.gl.TEXTURE_2D,e.buffer.depthTexture),!0)},unbind:function(t){e.buffer&&e.buffer.depthTexture&&(e.gl.activeTexture(e.gl["TEXTURE"+t]),e.gl.bindTexture(e.gl.TEXTURE_2D,null))}})}destroy(){if(this.allocated){const e=this.gl;this.buffer.textures.forEach((t=>e.deleteTexture(t))),e.deleteTexture(this.buffer.depthTexture),e.deleteFramebuffer(this.buffer.framebuf),e.deleteRenderbuffer(this.buffer.renderbuf),this.allocated=!1,this.buffer=null,this.bound=!1}this._imageDataCache=null,this._texture=null,this._depthTexture=null}}class rt{constructor(e){this.scene=e,this._renderBuffersBasic={},this._renderBuffersScaled={}}getRenderBuffer(e,t){const i=1===this.scene.canvas.resolutionScale?this._renderBuffersBasic:this._renderBuffersScaled;let s=i[e];return s||(s=new st(this.scene.canvas.canvas,this.scene.canvas.gl,t),i[e]=s),s}destroy(){for(let e in this._renderBuffersBasic)this._renderBuffersBasic[e].destroy();for(let e in this._renderBuffersScaled)this._renderBuffersScaled[e].destroy()}}function ot(e,t){if(void 0===e._cachedExtensions&&(e._cachedExtensions={}),void 0!==e._cachedExtensions[t])return e._cachedExtensions[t];let i;switch(t){case"WEBGL_depth_texture":i=e.getExtension("WEBGL_depth_texture")||e.getExtension("MOZ_WEBGL_depth_texture")||e.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":i=e.getExtension("EXT_texture_filter_anisotropic")||e.getExtension("MOZ_EXT_texture_filter_anisotropic")||e.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":i=e.getExtension("WEBGL_compressed_texture_s3tc")||e.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":i=e.getExtension("WEBGL_compressed_texture_pvrtc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:i=e.getExtension(t)}return e._cachedExtensions[t]=i,i}const nt=function(t,i){i=i||{};const s=new Se(t),r=t.canvas.canvas,o=t.canvas.gl,n=!!i.transparent,a=i.alphaDepthMask,l=new e({});let A={},h={},u=[],d=[],f=!0,g=!0,m=!0,_=!0,v=!0,b=!0,y=!0,x=!0;const B=new rt(t);let w=!1;const P=new Je(t),C=new et(t);function M(){f&&(!function(){for(let e in A)if(A.hasOwnProperty(e)){const t=A[e],i=t.drawableMap,s=t.drawableListPreCull;let r=0;for(let e in i)i.hasOwnProperty(e)&&(s[r++]=i[e]);s.length=r}}(),f=!1,g=!0),g&&(!function(){let e=0;for(let t in A)if(A.hasOwnProperty(t)){const i=A[t].drawableListPreCull;for(let t=0,s=i.length;t<s;t++){const s=i[t];u[e++]=s}}u.length=e,u.sort(((e,t)=>e.renderOrder-t.renderOrder))}(),g=!1,m=!0),m&&function(){let e=0;for(let t=0,i=u.length;t<i;t++){const i=u[t];i.rebuildRenderFlags(),i.renderFlags.culled||(d[e++]=i)}d.length=e}()}function E(e){if(!e.castsShadow)return;const t=e.getShadowRenderBuf();if(t){t.bind(),s.reset(),s.backfaces=!0,s.frontface=!0,s.shadowViewMatrix=e.getShadowViewMatrix(),s.shadowProjMatrix=e.getShadowProjMatrix(),o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),o.clearColor(0,0,0,1),o.enable(o.DEPTH_TEST),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);for(let e in A)if(A.hasOwnProperty(e)){const t=A[e].drawableList;for(let e=0,i=t.length;e<i;e++){const i=t[e];!1!==i.visible&&i.castsShadow&&i.drawShadow&&(i.renderFlags.colorOpaque&&i.drawShadow(s))}}t.unbind()}}this.scene=t,this._occlusionTester=null,this.capabilities={astcSupported:!!ot(o,"WEBGL_compressed_texture_astc"),etc1Supported:!0,etc2Supported:!!ot(o,"WEBGL_compressed_texture_etc"),dxtSupported:!!ot(o,"WEBGL_compressed_texture_s3tc"),bptcSupported:!!ot(o,"EXT_texture_compression_bptc"),pvrtcSupported:!(!ot(o,"WEBGL_compressed_texture_pvrtc")&&!ot(o,"WEBKIT_WEBGL_compressed_texture_pvrtc"))},this.setTransparentEnabled=function(e){_=e,m=!0},this.setEdgesEnabled=function(e){v=e,m=!0},this.setSAOEnabled=function(e){b=e,m=!0},this.setPBREnabled=function(e){y=e,m=!0},this.setColorTextureEnabled=function(e){x=e,m=!0},this.needStateSort=function(){g=!0},this.shadowsDirty=function(){},this.imageDirty=function(){m=!0},this.webglContextLost=function(){},this.webglContextRestored=function(e){P.init(),C.init(),m=!0},this.addDrawable=function(e,t){const i=t.type;if(!i)return void console.error("Renderer#addDrawable() : drawable with ID "+e+" has no 'type' - ignoring");let s=A[i];s||(s={type:t.type,count:0,isStateSortable:t.isStateSortable,stateSortCompare:t.stateSortCompare,drawableMap:{},drawableListPreCull:[],drawableList:[]},A[i]=s),s.count++,s.drawableMap[e]=t,h[e]=t,f=!0},this.removeDrawable=function(e){const t=h[e];if(!t)return void console.error("Renderer#removeDrawable() : drawable not found with ID "+e+" - ignoring");const i=t.type,s=A[i];--s.count<=0?delete A[i]:delete s.drawableMap[e],delete h[e],f=!0},this.getPickID=function(e){return l.addItem(e)},this.putPickID=function(e){l.removeItem(e)},this.clear=function(e){if(o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),n)o.clearColor(1,1,1,1);else{const e=t.canvas.backgroundColorFromAmbientLight?this.lights.getAmbientColorAndIntensity():t.canvas.backgroundColor;o.clearColor(e[0],e[1],e[2],1)}o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT)},this.needsRender=function(){return m||f||g},this.render=function(e){(e=e||{}).force&&(m=!0),M(),m&&(!function(e){const i=t.sao;b&&i.possible&&function(e){const i=t.sao,r=B.getRenderBuffer("saoDepth",{depthTexture:!0});r.bind(),r.clear(),function(e){s.reset(),s.pass=e.pass,o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),o.clearColor(0,0,0,0),o.enable(o.DEPTH_TEST),o.frontFace(o.CCW),o.enable(o.CULL_FACE),o.depthMask(!0),!1!==e.clear&&o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);for(let e=0,t=d.length;e<t;e++){const t=d[e];!0!==t.culled&&!1!==t.visible&&t.drawDepth&&t.saoEnabled&&(t.renderFlags.colorOpaque&&t.drawDepth(s))}}(e),r.unbind();const n=B.getRenderBuffer("saoOcclusion");if(n.bind(),n.clear(),P.render(r),n.unbind(),i.blur){const e=B.getRenderBuffer("saoOcclusion2");e.bind(),e.clear(),C.render(r,n,0),e.unbind(),n.bind(),n.clear(),C.render(r,e,1),n.unbind()}}(e);(function(){let e=t._lightsState.lights;for(let t=0,i=e.length;t<i;t++){const i=e[t];i.castsShadow&&E(i)}})(),function(e){const i=[],r=[],l=[],A=[],h=[],c=[],u=[],f=[],g=[],m=[],w=[],P=[],C=[],M=[],E=[],F=[],I=t._lightsState.getAmbientColorAndIntensity();if(s.reset(),s.pass=e.pass,s.withSAO=!1,s.pbrEnabled=y&&!!t.pbrEnabled,s.colorTextureEnabled=x&&!!t.colorTextureEnabled,o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),n)o.clearColor(0,0,0,0);else{const e=t.canvas.backgroundColorFromAmbientLight?I:t.canvas.backgroundColor;o.clearColor(e[0],e[1],e[2],1)}o.enable(o.DEPTH_TEST),o.frontFace(o.CCW),o.enable(o.CULL_FACE),o.depthMask(!0),o.lineWidth(1),s.lineWidth=1;const D=t.sao.possible;if(b&&D){const e=B.getRenderBuffer("saoOcclusion");s.occlusionTexture=e?e.getTexture():null}else s.occlusionTexture=null;let S,T;const R=Date.now();!1!==e.clear&&o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);let L=0,U=0,O=0,k=0,N=0,Q=0,V=0,H=0,j=0,G=0,z=0,W=0,K=0,X=0,J=0,Y=0;for(let e=0,t=d.length;e<t;e++){if(T=d[e],!0===T.culled||!1===T.visible)continue;const t=T.renderFlags;t.colorOpaque&&(b&&D&&T.saoEnabled?i[L++]=T:T.drawColorOpaque(s)),_&&t.colorTransparent&&(l[O++]=T),t.xrayedSilhouetteTransparent&&(u[V++]=T),t.xrayedSilhouetteOpaque&&(h[N++]=T),t.highlightedSilhouetteTransparent&&(w[z++]=T),t.highlightedSilhouetteOpaque&&(g[j++]=T),t.selectedSilhouetteTransparent&&(E[J++]=T),t.selectedSilhouetteOpaque&&(C[K++]=T),T.edges&&v&&(t.edgesOpaque&&(r[U++]=T),t.edgesTransparent&&(A[k++]=T),t.selectedEdgesTransparent&&(F[Y++]=T),t.selectedEdgesOpaque&&(M[X++]=T),t.xrayedEdgesTransparent&&(f[H++]=T),t.xrayedEdgesOpaque&&(c[Q++]=T),t.highlightedEdgesTransparent&&(P[W++]=T),t.highlightedEdgesOpaque&&(m[G++]=T))}if(L>0)for(s.withSAO=!0,S=0;S<L;S++)i[S].drawColorOpaque(s);if(U>0)for(S=0;S<U;S++)r[S].drawEdgesColorOpaque(s);if(N>0)for(S=0;S<N;S++)h[S].drawSilhouetteXRayed(s);if(Q>0)for(S=0;S<Q;S++)c[S].drawEdgesXRayed(s);if(V>0||H>0||O>0||k>0){if(o.enable(o.CULL_FACE),o.enable(o.BLEND),n?(o.blendEquation(o.FUNC_ADD),o.blendFuncSeparate(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA,o.ONE,o.ONE_MINUS_SRC_ALPHA)):(o.blendEquation(o.FUNC_ADD),o.blendFunc(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA)),s.backfaces=!1,a||o.depthMask(!1),(O>0||k>0)&&o.blendFunc(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA),k>0)for(S=0;S<k;S++)T=A[S],T.drawEdgesColorTransparent(s);if(O>0)for(S=0;S<O;S++)T=l[S],T.drawColorTransparent(s);if(H>0)for(S=0;S<H;S++)f[S].drawEdgesXRayed(s);if(V>0)for(S=0;S<V;S++)u[S].drawSilhouetteXRayed(s);o.disable(o.BLEND),a||o.depthMask(!0)}if(j>0||G>0){if(s.lastProgramId=null,t.highlightMaterial.glowThrough&&o.clear(o.DEPTH_BUFFER_BIT),G>0)for(S=0;S<G;S++)m[S].drawEdgesHighlighted(s);if(j>0)for(S=0;S<j;S++)g[S].drawSilhouetteHighlighted(s)}if(z>0||W>0||j>0){if(s.lastProgramId=null,t.selectedMaterial.glowThrough&&o.clear(o.DEPTH_BUFFER_BIT),o.enable(o.BLEND),n?(o.blendEquation(o.FUNC_ADD),o.blendFuncSeparate(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA,o.ONE,o.ONE_MINUS_SRC_ALPHA)):o.blendFunc(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA),o.enable(o.CULL_FACE),W>0)for(S=0;S<W;S++)P[S].drawEdgesHighlighted(s);if(z>0)for(S=0;S<z;S++)w[S].drawSilhouetteHighlighted(s);o.disable(o.BLEND)}if(K>0||X>0){if(s.lastProgramId=null,t.selectedMaterial.glowThrough&&o.clear(o.DEPTH_BUFFER_BIT),X>0)for(S=0;S<X;S++)M[S].drawEdgesSelected(s);if(K>0)for(S=0;S<K;S++)C[S].drawSilhouetteSelected(s)}if(J>0||Y>0){if(s.lastProgramId=null,t.selectedMaterial.glowThrough&&o.clear(o.DEPTH_BUFFER_BIT),o.enable(o.CULL_FACE),o.enable(o.BLEND),n?(o.blendEquation(o.FUNC_ADD),o.blendFuncSeparate(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA,o.ONE,o.ONE_MINUS_SRC_ALPHA)):o.blendFunc(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA),Y>0)for(S=0;S<Y;S++)F[S].drawEdgesSelected(s);if(J>0)for(S=0;S<J;S++)E[S].drawSilhouetteSelected(s);o.disable(o.BLEND)}const Z=Date.now(),q=p.frame;q.renderTime=(Z-R)/1e3,q.drawElements=s.drawElements,q.drawArrays=s.drawArrays,q.useProgram=s.useProgram,q.bindTexture=s.bindTexture,q.bindArray=s.bindArray;const $=Te.MAX_TEXTURE_IMAGE_UNITS;for(let e=0;e<$;e++)o.activeTexture(o.TEXTURE0+e);o.bindTexture(o.TEXTURE_CUBE_MAP,null),o.bindTexture(o.TEXTURE_2D,null);const ee=Te.MAX_VERTEX_ATTRIBS;for(let e=0;e<ee;e++)o.disableVertexAttribArray(e)}(e)}(e),p.frame.frameCount++,m=!1)},this.pick=function(){const e=c.vec3();c.mat4();const i=c.mat4(),n=c.vec3(),a=c.vec3([0,1,0]),h=new Le,u=c.vec2(),p=c.vec3(),f=c.vec3(),g=c.vec3();return c.vec3(),c.vec3(),function(m,_=h){let v;_.reset(),M();let b=null,y=null,x=null;_.pickSurface=m.pickSurface,m.canvasPos?(p[0]=m.canvasPos[0],p[1]=m.canvasPos[1],b=t.camera.viewMatrix,y=t.camera.projMatrix,x=t.camera.projection,_.canvasPos=m.canvasPos):(m.matrix?(b=m.matrix,y=t.camera.projMatrix,x=t.camera.projection):(f.set(m.origin||[0,0,0]),g.set(m.direction||[0,0,1]),v=c.addVec3(f,g,e),n[0]=Math.random(),n[1]=Math.random(),n[2]=Math.random(),c.normalizeVec3(n),c.cross3Vec3(g,n,a),b=c.lookAtMat4v(f,v,a,i),y=t.camera.ortho.matrix,x="ortho",_.origin=f,_.direction=g),p[0]=.5*r.clientWidth,p[1]=.5*r.clientHeight);for(let e in A)if(A.hasOwnProperty(e)){const t=A[e].drawableList;for(let e=0,i=t.length;e<i;e++){const i=t[e];i.setPickMatrices&&i.setPickMatrices(b,y)}}const w=B.getRenderBuffer("pick",{size:[1,1]});w.bind();const P=function(e,i,r,n,a,A){const h=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickOrigin=A.origin,s.pickViewMatrix=r,s.pickProjMatrix=n,s.pickInvisible=!!a.pickInvisible,s.pickClipPos=[D(i[0]*h,o.drawingBufferWidth),S(i[1]*h,o.drawingBufferHeight)],o.viewport(0,0,1,1),o.depthMask(!0),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);const c=a.includeEntityIds,u=a.excludeEntityIds;for(let e=0,t=d.length;e<t;e++){const t=d[e];!0!==t.culled&&!1!==t.visible&&(!t.drawPickMesh||!0!==a.pickInvisible&&!1===t.visible||!1===t.pickable||c&&!c[t.id]||u&&u[t.id]||t.drawPickMesh(s))}const p=e.read(0,0),f=p[0]+(p[1]<<8)+(p[2]<<16)+(p[3]<<24);if(f<0)return;return l.items[f]}(w,p,b,y,m,_);if(!P)return w.unbind(),null;const C=P.delegatePickedEntity?P.delegatePickedEntity():P;return C?(m.pickSurface&&(P.canPickTriangle&&P.canPickTriangle()?(!function(e,i,r,n,a,l){if(!i.drawPickTriangles)return;const A=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickOrigin=l.origin,s.pickViewMatrix=n,s.pickProjMatrix=a,s.pickClipPos=[D(r[0]*A,o.drawingBufferWidth),S(r[1]*A,o.drawingBufferHeight)],o.viewport(0,0,1,1),o.clearColor(0,0,0,0),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT),i.drawPickTriangles(s);const h=e.read(0,0);let c=h[0]+256*h[1]+256*h[2]*256+256*h[3]*256*256;c*=3,l.primIndex=c}(w,P,p,b,y,_),P.pickTriangleSurface(b,y,x,_),_.pickSurfacePrecision=!1):P.canPickWorldPos&&P.canPickWorldPos()&&(u[0]=t.camera.project.near,u[1]=t.camera.project.far,F(w,P,p,b,y,u,_),!1!==m.pickSurfaceNormal&&function(e,i,r,n,a,l){const A=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickOrigin=l.origin,s.pickViewMatrix=n,s.pickProjMatrix=a,s.pickClipPos=[D(r[0]*A,o.drawingBufferWidth),S(r[1]*A,o.drawingBufferHeight)];const h=B.getRenderBuffer("pick-normal",{size:[3,3]});h.bind(o.RGBA32I),o.viewport(0,0,h.size[0],h.size[1]),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.DEPTH_BUFFER_BIT),o.clearBufferiv(o.COLOR,0,new Int32Array([0,0,0,0])),i.drawPickNormals(s);const u=h.read(1,1,o.RGBA_INTEGER,o.INT,Int32Array,4);h.unbind();const d=[u[0]/c.MAX_INT,u[1]/c.MAX_INT,u[2]/c.MAX_INT];c.normalizeVec3(d),l.worldNormal=d}(0,P,p,b,y,_),_.pickSurfacePrecision=!1)),w.unbind(),_.entity=C,_):(w.unbind(),null)}}();const F=function(){const e=c.vec4(),i=c.vec4(),n=c.vec4(),a=c.vec4(),l=c.vec4(),A=c.mat4(),h=c.mat4(),u=c.mat4();return function(d,p,f,g,m,_,v){const b=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickOrigin=v.origin,s.pickViewMatrix=g,s.pickProjMatrix=m,s.pickZNear=_[0],s.pickZFar=_[1],s.pickElementsCount=p.pickElementsCount,s.pickElementsOffset=p.pickElementsOffset,s.pickClipPos=[D(f[0]*b,o.drawingBufferWidth),S(f[1]*b,o.drawingBufferHeight)],o.viewport(0,0,1,1),o.clearColor(0,0,0,0),o.depthMask(!0),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT),p.drawPickDepths(s);const y=function(e){const t=[e[0]/256,e[1]/256,e[2]/256,e[3]/256],i=[1/16777216,1/65536,1/256,1];return c.dotVec4(t,i)}(d.read(0,0)),x=(f[0]-r.clientWidth/2)/(r.clientWidth/2),B=-(f[1]-r.clientHeight/2)/(r.clientHeight/2),w=p.origin;let P;if(w){const e=W(g,w,A);P=c.mulMat4(m,e,h)}else P=c.mulMat4(m,g,h);const C=c.inverseMat4(P,u);e[0]=x,e[1]=B,e[2]=-1,e[3]=1;let M=c.transformVec4(C,e);M=c.mulVec4Scalar(M,1/M[3]),i[0]=x,i[1]=B,i[2]=1,i[3]=1;let E=c.transformVec4(C,i);E=c.mulVec4Scalar(E,1/E[3]);const F=c.subVec3(E,M,n),I=c.addVec3(M,c.mulVec4Scalar(F,y,a),l);w&&c.addVec3(I,w),v.worldPos=I}}();function I(e){e.snapPickLayerParams=e.snapPickLayerParams||[],e.snapPickLayerNumber=e.snapPickLayerParams.length;for(let t=0,i=d.length;t<i;t++){const i=d[t];i.drawSnapInit&&i.drawSnap&&!i.culled&&i.visible&&i.pickable&&i.drawSnap(e)}return e.snapPickLayerParams}function D(e,t){return e/t*2-1}function S(e,t){return 1-e/t*2}this.snapPick=function(){const e=new Le;return function(i,r=e){const{canvasPos:n,origin:a,direction:h,snapRadius:u,snapToVertex:p,snapToEdge:f}=i;if(!p&&!f)return this.pick({canvasPos:n,pickSurface:!0});const g=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickZNear=t.camera.project.near,s.pickZFar=t.camera.project.far;const m=u||30,_=B.getRenderBuffer("uniquePickColors-aabs",{depthTexture:!0,size:[2*m+1,2*m+1]});s.snapVectorA=[n?D(n[0]*g,o.drawingBufferWidth):0,n?S(n[1]*g,o.drawingBufferHeight):0],s.snapInvVectorAB=[o.drawingBufferWidth/(2*m),o.drawingBufferHeight/(2*m)],_.bind(o.RGBA32I,o.RGBA32I,o.RGBA8UI),o.viewport(0,0,_.size[0],_.size[1]),o.enable(o.DEPTH_TEST),o.frontFace(o.CCW),o.disable(o.CULL_FACE),o.depthMask(!0),o.disable(o.BLEND),o.depthFunc(o.LEQUAL),o.clear(o.DEPTH_BUFFER_BIT),o.clearBufferiv(o.COLOR,0,new Int32Array([0,0,0,0])),o.clearBufferiv(o.COLOR,1,new Int32Array([0,0,0,0])),o.clearBufferuiv(o.COLOR,2,new Uint32Array([0,0,0,0])),s.pickViewMatrix=n?t.camera.viewMatrix:c.lookAtMat4v(a,c.addVec3(a,h,c.vec3()),c.vec3([0,1,0]),c.mat4());const v=t.camera.projMatrix;for(let e in A)if(A.hasOwnProperty(e)){const t=A[e].drawableList;for(let e=0,i=t.length;e<i;e++){const i=t[e];i.setPickMatrices&&i.setPickMatrices(s.pickViewMatrix,v)}}o.drawBuffers([o.COLOR_ATTACHMENT0,o.COLOR_ATTACHMENT1,o.COLOR_ATTACHMENT2]);const b=function(e){e.snapPickLayerParams=[],e.snapPickLayerNumber=0;for(let t=0,i=d.length;t<i;t++){const i=d[t];i.drawSnapInit&&!i.culled&&i.visible&&i.pickable&&i.drawSnapInit(e)}return e.snapPickLayerParams}(s),y=[];s.snapPickLayerParams=y,o.depthMask(!1),o.drawBuffers([o.COLOR_ATTACHMENT0]),p&&f?(s.snapMode="edge",I(s),s.snapMode="vertex",s.snapPickLayerNumber++,I(s)):(s.snapMode=p?"vertex":"edge",I(s)),o.depthMask(!0);const x=_.readArray(o.RGBA_INTEGER,o.INT,Int32Array,4),w=_.readArray(o.RGBA_INTEGER,o.INT,Int32Array,4,1),P=_.readArray(o.RGBA_INTEGER,o.UNSIGNED_INT,Uint32Array,4,2);_.unbind();let C=null,M=null,E=null;const F=4*m+m*_.size[0]*4,T=x.slice(F,F+4),R=w.slice(F,F+4),L=P.slice(F,F+4);if(0!==T[3]){const e=b[Math.abs(T[3])%b.length],t=e.origin,i=e.coordinateScale;C=[T[0]*i[0]+t[0],T[1]*i[1]+t[1],T[2]*i[2]+t[2]],M=c.normalizeVec3([R[0]/c.MAX_INT,R[1]/c.MAX_INT,R[2]/c.MAX_INT]);const s=L[0]+(L[1]<<8)+(L[2]<<16)+(L[3]<<24);E=l.items[s]}let U=[];for(let e=0;e<x.length;e+=4)if(x[e+3]>0){const t=Math.floor(e/4),i=_.size[0],s=t%i-Math.floor(i/2),r=Math.floor(t/i)-Math.floor(i/2),o=Math.sqrt(Math.pow(s,2)+Math.pow(r,2));U.push({x:s,y:r,dist:o,isVertex:p&&f?x[e+3]>y.length/2:p,result:[x[e+0],x[e+1],x[e+2],x[e+3]],normal:[w[e+0],w[e+1],w[e+2],w[e+3]],id:[P[e+0],P[e+1],P[e+2],P[e+3]]})}let O=null,k=null,N=null,Q=null;if(U.length>0){U.sort(((e,t)=>e.isVertex!==t.isVertex?e.isVertex?-1:1:e.dist-t.dist)),Q=U[0].isVertex?"vertex":"edge";const e=U[0].result,t=U[0].normal,i=U[0].id,s=y[e[3]],r=s.origin,o=s.coordinateScale;k=c.normalizeVec3([t[0]/c.MAX_INT,t[1]/c.MAX_INT,t[2]/c.MAX_INT]),O=[e[0]*o[0]+r[0],e[1]*o[1]+r[1],e[2]*o[2]+r[2]],N=l.items[i[0]+(i[1]<<8)+(i[2]<<16)+(i[3]<<24)]}if(null===C&&null==O)return null;let V=null;null!==O&&(V=t.camera.projectWorldPos(O));const H=N&&N.delegatePickedEntity?N.delegatePickedEntity():N;return!H&&E&&(E=E.delegatePickedEntity?E.delegatePickedEntity():E),r.reset(),r.snappedToEdge="edge"===Q,r.snappedToVertex="vertex"===Q,r.worldPos=O||C,r.worldNormal=k||M,r.entity=H||E,r.canvasPos=n||t.camera.projectWorldPos(C||O),r.snappedCanvasPos=V||n,r}}(),this.addMarker=function(e){this._occlusionTester=this._occlusionTester||new Ke(t,B),this._occlusionTester.addMarker(e),t.occlusionTestCountdown=0},this.markerWorldPosUpdated=function(e){this._occlusionTester.markerWorldPosUpdated(e)},this.removeMarker=function(e){this._occlusionTester.removeMarker(e)},this.doOcclusionTest=function(){if(this._occlusionTester&&this._occlusionTester.needOcclusionTest){M(),this._occlusionTester.bindRenderBuf(),s.reset(),s.backfaces=!0,s.frontface=!0,o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),o.clearColor(0,0,0,0),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);for(let e=0,t=d.length;e<t;e++){const t=d[e];t.drawOcclusion&&!0!==t.culled&&!1!==t.visible&&!1!==t.pickable&&t.drawOcclusion(s)}this._occlusionTester.drawMarkers(s),this._occlusionTester.doOcclusionTest(),this._occlusionTester.unbindRenderBuf()}},this.readPixels=function(e,t,i,s){const r=B.getRenderBuffer("snapshot");let o,n,a,l;for(r.bind(),r.clear(),this.render({force:!0,opaqueOnly:s}),n=0;n<i;n++)a=2*n,l=4*n,o=r.read(e[a],e[a+1]),t[l]=o[0],t[l+1]=o[1],t[l+2]=o[2],t[l+3]=o[3];r.unbind(),m=!0},this.beginSnapshot=function(e={}){const t=B.getRenderBuffer("snapshot");e.width&&e.height&&t.setSize([e.width,e.height]),t.bind(),t.clear(),w=!0},this.renderSnapshot=function(){if(!w)return;B.getRenderBuffer("snapshot").clear(),this.render({force:!0,opaqueOnly:!1}),m=!0},this.readSnapshot=function(e){return B.getRenderBuffer("snapshot").readImage(e)},this.readSnapshotAsCanvas=function(){return B.getRenderBuffer("snapshot").readImageAsCanvas()},this.endSnapshot=function(){if(!w)return;B.getRenderBuffer("snapshot").unbind(),w=!1},this.destroy=function(){A={},h={},B.destroy(),P.destroy(),C.destroy(),this._occlusionTester&&this._occlusionTester.destroy()}};class at extends D{constructor(e,t={}){super(e,t),this.KEY_BACKSPACE=8,this.KEY_TAB=9,this.KEY_ENTER=13,this.KEY_SHIFT=16,this.KEY_CTRL=17,this.KEY_ALT=18,this.KEY_PAUSE_BREAK=19,this.KEY_CAPS_LOCK=20,this.KEY_ESCAPE=27,this.KEY_PAGE_UP=33,this.KEY_PAGE_DOWN=34,this.KEY_END=35,this.KEY_HOME=36,this.KEY_LEFT_ARROW=37,this.KEY_UP_ARROW=38,this.KEY_RIGHT_ARROW=39,this.KEY_DOWN_ARROW=40,this.KEY_INSERT=45,this.KEY_DELETE=46,this.KEY_NUM_0=48,this.KEY_NUM_1=49,this.KEY_NUM_2=50,this.KEY_NUM_3=51,this.KEY_NUM_4=52,this.KEY_NUM_5=53,this.KEY_NUM_6=54,this.KEY_NUM_7=55,this.KEY_NUM_8=56,this.KEY_NUM_9=57,this.KEY_A=65,this.KEY_B=66,this.KEY_C=67,this.KEY_D=68,this.KEY_E=69,this.KEY_F=70,this.KEY_G=71,this.KEY_H=72,this.KEY_I=73,this.KEY_J=74,this.KEY_K=75,this.KEY_L=76,this.KEY_M=77,this.KEY_N=78,this.KEY_O=79,this.KEY_P=80,this.KEY_Q=81,this.KEY_R=82,this.KEY_S=83,this.KEY_T=84,this.KEY_U=85,this.KEY_V=86,this.KEY_W=87,this.KEY_X=88,this.KEY_Y=89,this.KEY_Z=90,this.KEY_LEFT_WINDOW=91,this.KEY_RIGHT_WINDOW=92,this.KEY_SELECT_KEY=93,this.KEY_NUMPAD_0=96,this.KEY_NUMPAD_1=97,this.KEY_NUMPAD_2=98,this.KEY_NUMPAD_3=99,this.KEY_NUMPAD_4=100,this.KEY_NUMPAD_5=101,this.KEY_NUMPAD_6=102,this.KEY_NUMPAD_7=103,this.KEY_NUMPAD_8=104,this.KEY_NUMPAD_9=105,this.KEY_MULTIPLY=106,this.KEY_ADD=107,this.KEY_SUBTRACT=109,this.KEY_DECIMAL_POINT=110,this.KEY_DIVIDE=111,this.KEY_F1=112,this.KEY_F2=113,this.KEY_F3=114,this.KEY_F4=115,this.KEY_F5=116,this.KEY_F6=117,this.KEY_F7=118,this.KEY_F8=119,this.KEY_F9=120,this.KEY_F10=121,this.KEY_F11=122,this.KEY_F12=123,this.KEY_NUM_LOCK=144,this.KEY_SCROLL_LOCK=145,this.KEY_SEMI_COLON=186,this.KEY_EQUAL_SIGN=187,this.KEY_COMMA=188,this.KEY_DASH=189,this.KEY_PERIOD=190,this.KEY_FORWARD_SLASH=191,this.KEY_GRAVE_ACCENT=192,this.KEY_OPEN_BRACKET=219,this.KEY_BACK_SLASH=220,this.KEY_CLOSE_BRACKET=221,this.KEY_SINGLE_QUOTE=222,this.KEY_SPACE=32,this.element=t.element,this.altDown=!1,this.ctrlDown=!1,this.mouseDownLeft=!1,this.mouseDownMiddle=!1,this.mouseDownRight=!1,this.keyDown=[],this.enabled=!0,this.keyboardEnabled=!0,this.mouseover=!1,this.mouseCanvasPos=c.vec2(),this._keyboardEventsElement=t.keyboardEventsElement||document,this._bindEvents()}_bindEvents(){if(this._eventsBound)return;this._keyboardEventsElement.addEventListener("keydown",this._keyDownListener=e=>{this.enabled&&this.keyboardEnabled&&"INPUT"!==e.target.tagName&&"TEXTAREA"!==e.target.tagName&&(e.keyCode===this.KEY_CTRL?this.ctrlDown=!0:e.keyCode===this.KEY_ALT?this.altDown=!0:e.keyCode===this.KEY_SHIFT&&(this.shiftDown=!0),this.keyDown[e.keyCode]=!0,this.fire("keydown",e.keyCode,!0))},!1),this._keyboardEventsElement.addEventListener("keyup",this._keyUpListener=e=>{this.enabled&&this.keyboardEnabled&&"INPUT"!==e.target.tagName&&"TEXTAREA"!==e.target.tagName&&(e.keyCode===this.KEY_CTRL?this.ctrlDown=!1:e.keyCode===this.KEY_ALT?this.altDown=!1:e.keyCode===this.KEY_SHIFT&&(this.shiftDown=!1),this.keyDown[e.keyCode]=!1,this.fire("keyup",e.keyCode,!0))}),this.element.addEventListener("mouseenter",this._mouseEnterListener=e=>{this.enabled&&(this.mouseover=!0,this._getMouseCanvasPos(e),this.fire("mouseenter",this.mouseCanvasPos,!0))}),this.element.addEventListener("mouseleave",this._mouseLeaveListener=e=>{this.enabled&&(this.mouseover=!1,this._getMouseCanvasPos(e),this.fire("mouseleave",this.mouseCanvasPos,!0))}),this.element.addEventListener("mousedown",this._mouseDownListener=e=>{if(this.enabled){switch(e.which){case 1:this.mouseDownLeft=!0;break;case 2:this.mouseDownMiddle=!0;break;case 3:this.mouseDownRight=!0}this._getMouseCanvasPos(e),this.element.focus(),this.fire("mousedown",this.mouseCanvasPos,!0),this.mouseover&&e.preventDefault()}}),document.addEventListener("mouseup",this._mouseUpListener=e=>{if(this.enabled){switch(e.which){case 1:this.mouseDownLeft=!1;break;case 2:this.mouseDownMiddle=!1;break;case 3:this.mouseDownRight=!1}this.fire("mouseup",this.mouseCanvasPos,!0)}},!0),document.addEventListener("click",this._clickListener=e=>{if(this.enabled){switch(e.which){case 1:case 3:this.mouseDownLeft=!1,this.mouseDownRight=!1;break;case 2:this.mouseDownMiddle=!1}this._getMouseCanvasPos(e),this.fire("click",this.mouseCanvasPos,!0),this.mouseover&&e.preventDefault()}}),document.addEventListener("dblclick",this._dblClickListener=e=>{if(this.enabled){switch(e.which){case 1:case 3:this.mouseDownLeft=!1,this.mouseDownRight=!1;break;case 2:this.mouseDownMiddle=!1}this._getMouseCanvasPos(e),this.fire("dblclick",this.mouseCanvasPos,!0),this.mouseover&&e.preventDefault()}});const e=this.scene.tickify((()=>this.fire("mousemove",this.mouseCanvasPos,!0)));this.element.addEventListener("mousemove",this._mouseMoveListener=t=>{this.enabled&&(this._getMouseCanvasPos(t),e(),this.mouseover&&t.preventDefault())}),this.element.addEventListener("contextmenu",this._contextmenuListener=e=>{this.enabled&&(this._getMouseCanvasPos(e),this.fire("contextmenu",this.mouseCanvasPos,!0))});const t=this.scene.tickify((e=>{this.fire("mousewheel",e,!0)}));this.element.addEventListener("wheel",this._mouseWheelListener=(e,i)=>{if(!this.enabled)return;const s=Math.max(-1,Math.min(1,40*-e.deltaY));t(s)},{passive:!0});{let e,t;const i=2;this.on("mousedown",(i=>{e=i[0],t=i[1]})),this.on("mouseup",(s=>{e>=s[0]-i&&e<=s[0]+i&&t>=s[1]-i&&t<=s[1]+i&&this.fire("mouseclicked",s,!0)}))}this.element.addEventListener("touchstart",this._touchstartListener=e=>{this.enabled&&[...e.changedTouches].forEach((e=>{this.fire("touchstart",[e.identifier,this._getTouchCanvasPos(e)],!0)}))}),this.element.addEventListener("touchend",this._touchendListener=e=>{this.enabled&&[...e.changedTouches].forEach((e=>{this.fire("touchend",[e.identifier,this._getTouchCanvasPos(e)],!0)}))}),this._eventsBound=!0}_unbindEvents(){this._eventsBound&&(this._keyboardEventsElement.removeEventListener("keydown",this._keyDownListener),this._keyboardEventsElement.removeEventListener("keyup",this._keyUpListener),this.element.removeEventListener("mouseenter",this._mouseEnterListener),this.element.removeEventListener("mouseleave",this._mouseLeaveListener),this.element.removeEventListener("mousedown",this._mouseDownListener),document.removeEventListener("mouseup",this._mouseDownListener),document.removeEventListener("click",this._clickListener),document.removeEventListener("dblclick",this._dblClickListener),this.element.removeEventListener("mousemove",this._mouseMoveListener),this.element.removeEventListener("contextmenu",this._contextmenuListener),this.element.removeEventListener("wheel",this._mouseWheelListener),this.element.removeEventListener("touchstart",this._touchstartListener),this.element.removeEventListener("touchend",this._touchendListener),window.OrientationChangeEvent&&window.removeEventListener("orientationchange",this._orientationchangedListener),window.DeviceMotionEvent&&window.removeEventListener("devicemotion",this._deviceMotionListener),window.DeviceOrientationEvent&&window.removeEventListener("deviceorientation",this._deviceOrientListener),this._eventsBound=!1)}_getTouchCanvasPos(e){let t=e.target,i=0,s=0;for(;t.offsetParent;)i+=t.offsetLeft,s+=t.offsetTop,t=t.offsetParent;return[e.pageX-i,e.pageY-s]}_getMouseCanvasPos(e){if(e){const t=e.target.getBoundingClientRect();this.mouseCanvasPos[0]=e.clientX-t.left,this.mouseCanvasPos[1]=e.clientY-t.top}else e=window.event,this.mouseCanvasPos[0]=e.x,this.mouseCanvasPos[1]=e.y}setEnabled(e){this.enabled!==e&&this.fire("enabled",this.enabled=e)}getEnabled(){return this.enabled}setKeyboardEnabled(e){this.keyboardEnabled=e}getKeyboardEnabled(){return this.keyboardEnabled}destroy(){super.destroy(),this._unbindEvents()}}const lt=new e({});class At{constructor(e){this.id=lt.addItem({});for(const t in e)e.hasOwnProperty(t)&&(this[t]=e[t])}destroy(){lt.removeItem(this.id)}}class ht extends D{get type(){return"Viewport"}constructor(e,t={}){super(e,t),this._state=new At({boundary:[0,0,100,100]}),this.boundary=t.boundary,this.autoBoundary=t.autoBoundary}set boundary(e){if(!this._autoBoundary){if(!e){const t=this.scene.canvas.boundary;e=[0,0,t[2],t[3]]}this._state.boundary=e,this.glRedraw(),this.fire("boundary",this._state.boundary)}}get boundary(){return this._state.boundary}set autoBoundary(e){(e=!!e)!==this._autoBoundary&&(this._autoBoundary=e,this._autoBoundary?this._onCanvasSize=this.scene.canvas.on("boundary",(function(e){const t=e[2],i=e[3];this._state.boundary=[0,0,t,i],this.glRedraw(),this.fire("boundary",this._state.boundary)}),this):this._onCanvasSize&&(this.scene.canvas.off(this._onCanvasSize),this._onCanvasSize=null),this.fire("autoBoundary",this._autoBoundary))}get autoBoundary(){return this._autoBoundary}_getState(){return this._state}destroy(){super.destroy(),this._state.destroy()}}class ct extends D{get type(){return"Perspective"}constructor(e,t={}){super(e,t),this.camera=e,this._state=new At({matrix:c.mat4(),inverseMatrix:c.mat4(),transposedMatrix:c.mat4(),near:.1,far:1e4}),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this._fov=60,this._canvasResized=this.scene.canvas.on("boundary",this._needUpdate,this),this.fov=t.fov,this.fovAxis=t.fovAxis,this.near=t.near,this.far=t.far}_update(){const e=this.scene.canvas.boundary,t=e[2]/e[3],i=this._fovAxis;let s=this._fov;("x"===i||"min"===i&&t<1||"max"===i&&t>1)&&(s/=t),s=Math.min(s,120),c.perspectiveMat4(s*(Math.PI/180),t,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.camera._updateScheduled=!0,this.fire("matrix",this._state.matrix)}set fov(e){(e=null!=e?e:60)!==this._fov&&(this._fov=e,this._needUpdate(0),this.fire("fov",this._fov))}get fov(){return this._fov}set fovAxis(e){e=e||"min",this._fovAxis!==e&&("x"!==e&&"y"!==e&&"min"!==e&&(this.error("Unsupported value for 'fovAxis': "+e+" - defaulting to 'min'"),e="min"),this._fovAxis=e,this._needUpdate(0),this.fire("fovAxis",this._fovAxis))}get fovAxis(){return this._fovAxis}set near(e){const t=null!=e?e:.1;this._state.near!==t&&(this._state.near=t,this._needUpdate(0),this.fire("near",this._state.near))}get near(){return this._state.near}set far(e){const t=null!=e?e:1e4;this._state.far!==t&&(this._state.far=t,this._needUpdate(0),this.fire("far",this._state.far))}get far(){return this._state.far}get matrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get inverseMatrix(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(c.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}get transposedMatrix(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(c.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}unproject(e,t,i,s,r){const o=this.scene.canvas.canvas,n=o.offsetWidth/2,a=o.offsetHeight/2;return i[0]=(e[0]-n)/n,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,c.mulMat4v4(this.inverseMatrix,i,s),c.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,c.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}destroy(){super.destroy(),this._state.destroy(),this.scene.canvas.off(this._canvasResized)}}class ut extends D{get type(){return"Ortho"}constructor(e,t={}){super(e,t),this.camera=e,this._state=new At({matrix:c.mat4(),inverseMatrix:c.mat4(),transposedMatrix:c.mat4(),near:.1,far:1e4}),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.scale=t.scale,this.near=t.near,this.far=t.far,this._onCanvasBoundary=this.scene.canvas.on("boundary",this._needUpdate,this)}_update(){const e=this.scene,t=.5*this._scale,i=e.canvas.boundary,s=i[2],r=i[3],o=s/r;let n,a,l,A;s>r?(n=-t,a=t,l=t/o,A=-t/o):(n=-t*o,a=t*o,l=t,A=-t),c.orthoMat4c(n,a,A,l,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}set scale(e){null==e&&(e=1),e<=0&&(e=.01),this._scale=e,this._needUpdate(0),this.fire("scale",this._scale)}get scale(){return this._scale}set near(e){const t=null!=e?e:.1;this._state.near!==t&&(this._state.near=t,this._needUpdate(0),this.fire("near",this._state.near))}get near(){return this._state.near}set far(e){const t=null!=e?e:1e4;this._state.far!==t&&(this._state.far=t,this._needUpdate(0),this.fire("far",this._state.far))}get far(){return this._state.far}get matrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get inverseMatrix(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(c.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}get transposedMatrix(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(c.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}unproject(e,t,i,s,r){const o=this.scene.canvas.canvas,n=o.offsetWidth/2,a=o.offsetHeight/2;return i[0]=(e[0]-n)/n,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,c.mulMat4v4(this.inverseMatrix,i,s),c.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,c.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}destroy(){super.destroy(),this._state.destroy(),this.scene.canvas.off(this._onCanvasBoundary)}}class dt extends D{get type(){return"Frustum"}constructor(e,t={}){super(e,t),this.camera=e,this._state=new At({matrix:c.mat4(),inverseMatrix:c.mat4(),transposedMatrix:c.mat4(),near:.1,far:1e4}),this._left=-1,this._right=1,this._bottom=-1,this._top=1,this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.left=t.left,this.right=t.right,this.bottom=t.bottom,this.top=t.top,this.near=t.near,this.far=t.far}_update(){c.frustumMat4(this._left,this._right,this._bottom,this._top,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}set left(e){this._left=null!=e?e:-1,this._needUpdate(0),this.fire("left",this._left)}get left(){return this._left}set right(e){this._right=null!=e?e:1,this._needUpdate(0),this.fire("right",this._right)}get right(){return this._right}set top(e){this._top=null!=e?e:1,this._needUpdate(0),this.fire("top",this._top)}get top(){return this._top}set bottom(e){this._bottom=null!=e?e:-1,this._needUpdate(0),this.fire("bottom",this._bottom)}get bottom(){return this._bottom}set near(e){this._state.near=null!=e?e:.1,this._needUpdate(0),this.fire("near",this._state.near)}get near(){return this._state.near}set far(e){this._state.far=null!=e?e:1e4,this._needUpdate(0),this.fire("far",this._state.far)}get far(){return this._state.far}get matrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get inverseMatrix(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(c.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}get transposedMatrix(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(c.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}unproject(e,t,i,s,r){const o=this.scene.canvas.canvas,n=o.offsetWidth/2,a=o.offsetHeight/2;return i[0]=(e[0]-n)/n,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,c.mulMat4v4(this.inverseMatrix,i,s),c.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,c.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}destroy(){super.destroy(),this._state.destroy(),super.destroy()}}class pt extends D{get type(){return"CustomProjection"}constructor(e,t={}){super(e,t),this.camera=e,this._state=new At({matrix:c.mat4(),inverseMatrix:c.mat4(),transposedMatrix:c.mat4()}),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!1,this.matrix=t.matrix}set matrix(e){this._state.matrix.set(e||[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}get matrix(){return this._state.matrix}get inverseMatrix(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(c.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}get transposedMatrix(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(c.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}unproject(e,t,i,s,r){const o=this.scene.canvas.canvas,n=o.offsetWidth/2,a=o.offsetHeight/2;return i[0]=(e[0]-n)/n,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,c.mulMat4v4(this.inverseMatrix,i,s),c.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,c.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}destroy(){super.destroy(),this._state.destroy()}}const ft=c.vec3(),gt=c.vec3(),mt=c.vec3(),_t=c.vec3(),vt=c.vec3(),bt=c.vec3(),yt=c.vec4(),xt=c.vec4(),Bt=c.vec4(),wt=c.mat4(),Pt=c.mat4(),Ct=c.vec3(),Mt=c.vec3(),Et=c.vec3(),Ft=c.vec3();class It extends D{get type(){return"Camera"}constructor(e,t={}){super(e,t),this._state=new At({deviceMatrix:c.mat4(),hasDeviceMatrix:!1,matrix:c.mat4(),normalMatrix:c.mat4(),inverseMatrix:c.mat4()}),this._perspective=new ct(this),this._ortho=new ut(this),this._frustum=new dt(this),this._customProjection=new pt(this),this._project=this._perspective,this._eye=c.vec3([0,0,10]),this._look=c.vec3([0,0,0]),this._up=c.vec3([0,1,0]),this._worldUp=c.vec3([0,1,0]),this._worldRight=c.vec3([1,0,0]),this._worldForward=c.vec3([0,0,-1]),this.deviceMatrix=t.deviceMatrix,this.eye=t.eye,this.look=t.look,this.up=t.up,this.worldAxis=t.worldAxis,this.gimbalLock=t.gimbalLock,this.constrainPitch=t.constrainPitch,this.projection=t.projection,this._perspective.on("matrix",(()=>{"perspective"===this._projectionType&&this.fire("projMatrix",this._perspective.matrix)})),this._ortho.on("matrix",(()=>{"ortho"===this._projectionType&&this.fire("projMatrix",this._ortho.matrix)})),this._frustum.on("matrix",(()=>{"frustum"===this._projectionType&&this.fire("projMatrix",this._frustum.matrix)})),this._customProjection.on("matrix",(()=>{"customProjection"===this._projectionType&&this.fire("projMatrix",this._customProjection.matrix)}))}_update(){const e=this._state;let t;"ortho"===this.projection?(c.subVec3(this._eye,this._look,Ct),c.normalizeVec3(Ct,Mt),c.mulVec3Scalar(Mt,1e3,Et),c.addVec3(this._look,Et,Ft),t=Ft):t=this._eye,e.hasDeviceMatrix?(c.lookAtMat4v(t,this._look,this._up,Pt),c.mulMat4(e.deviceMatrix,Pt,e.matrix)):c.lookAtMat4v(t,this._look,this._up,e.matrix),c.inverseMat4(this._state.matrix,this._state.inverseMatrix),c.transposeMat4(this._state.inverseMatrix,this._state.normalMatrix),this.glRedraw(),this.fire("matrix",this._state.matrix),this.fire("viewMatrix",this._state.matrix)}orbitYaw(e){let t=c.subVec3(this._eye,this._look,ft);c.rotationMat4v(.0174532925*e,this._gimbalLock?this._worldUp:this._up,wt),t=c.transformPoint3(wt,t,gt),this.eye=c.addVec3(this._look,t,mt),this.up=c.transformPoint3(wt,this._up,_t)}orbitPitch(e){if(this._constrainPitch&&(e=c.dotVec3(this._up,this._worldUp)/c.DEGTORAD)<1)return;let t=c.subVec3(this._eye,this._look,ft);const i=c.cross3Vec3(c.normalizeVec3(t,gt),c.normalizeVec3(this._up,mt));c.rotationMat4v(.0174532925*e,i,wt),t=c.transformPoint3(wt,t,_t),this.up=c.transformPoint3(wt,this._up,vt),this.eye=c.addVec3(t,this._look,bt)}yaw(e){let t=c.subVec3(this._look,this._eye,ft);c.rotationMat4v(.0174532925*e,this._gimbalLock?this._worldUp:this._up,wt),t=c.transformPoint3(wt,t,gt),this.look=c.addVec3(t,this._eye,mt),this._gimbalLock&&(this.up=c.transformPoint3(wt,this._up,_t))}pitch(e){if(this._constrainPitch&&(e=c.dotVec3(this._up,this._worldUp)/c.DEGTORAD)<1)return;let t=c.subVec3(this._look,this._eye,ft);const i=c.cross3Vec3(c.normalizeVec3(t,gt),c.normalizeVec3(this._up,mt));c.rotationMat4v(.0174532925*e,i,wt),this.up=c.transformPoint3(wt,this._up,bt),t=c.transformPoint3(wt,t,_t),this.look=c.addVec3(t,this._eye,vt)}pan(e){const t=c.subVec3(this._eye,this._look,ft),i=[0,0,0];let s;if(0!==e[0]){const r=c.cross3Vec3(c.normalizeVec3(t,[]),c.normalizeVec3(this._up,gt));s=c.mulVec3Scalar(r,e[0]),i[0]+=s[0],i[1]+=s[1],i[2]+=s[2]}0!==e[1]&&(s=c.mulVec3Scalar(c.normalizeVec3(this._up,mt),e[1]),i[0]+=s[0],i[1]+=s[1],i[2]+=s[2]),0!==e[2]&&(s=c.mulVec3Scalar(c.normalizeVec3(t,_t),e[2]),i[0]+=s[0],i[1]+=s[1],i[2]+=s[2]),this.eye=c.addVec3(this._eye,i,vt),this.look=c.addVec3(this._look,i,bt)}zoom(e){const t=c.subVec3(this._eye,this._look,ft),i=Math.abs(c.lenVec3(t,gt)),s=Math.abs(i+e);if(s<.5)return;const r=c.normalizeVec3(t,mt);this.eye=c.addVec3(this._look,c.mulVec3Scalar(r,s),_t)}set eye(e){this._eye.set(e||[0,0,10]),this._needUpdate(0),this.fire("eye",this._eye)}get eye(){return this._eye}set look(e){this._look.set(e||[0,0,0]),this._needUpdate(0),this.fire("look",this._look)}get look(){return this._look}set up(e){this._up.set(e||[0,1,0]),this._needUpdate(0),this.fire("up",this._up)}get up(){return this._up}set deviceMatrix(e){this._state.deviceMatrix.set(e||[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]),this._state.hasDeviceMatrix=!!e,this._needUpdate(0),this.fire("deviceMatrix",this._state.deviceMatrix)}get deviceMatrix(){return this._state.deviceMatrix}set worldAxis(e){e=e||[1,0,0,0,1,0,0,0,1],this._worldAxis?this._worldAxis.set(e):this._worldAxis=c.vec3(e),this._worldRight[0]=this._worldAxis[0],this._worldRight[1]=this._worldAxis[1],this._worldRight[2]=this._worldAxis[2],this._worldUp[0]=this._worldAxis[3],this._worldUp[1]=this._worldAxis[4],this._worldUp[2]=this._worldAxis[5],this._worldForward[0]=this._worldAxis[6],this._worldForward[1]=this._worldAxis[7],this._worldForward[2]=this._worldAxis[8],this.fire("worldAxis",this._worldAxis)}get worldAxis(){return this._worldAxis}get worldUp(){return this._worldUp}get xUp(){return this._worldUp[0]>this._worldUp[1]&&this._worldUp[0]>this._worldUp[2]}get yUp(){return this._worldUp[1]>this._worldUp[0]&&this._worldUp[1]>this._worldUp[2]}get zUp(){return this._worldUp[2]>this._worldUp[0]&&this._worldUp[2]>this._worldUp[1]}get worldRight(){return this._worldRight}get worldForward(){return this._worldForward}set gimbalLock(e){this._gimbalLock=!1!==e,this.fire("gimbalLock",this._gimbalLock)}get gimbalLock(){return this._gimbalLock}set constrainPitch(e){this._constrainPitch=!!e,this.fire("constrainPitch",this._constrainPitch)}get eyeLookDist(){return c.lenVec3(c.subVec3(this._look,this._eye,ft))}get matrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get viewMatrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get normalMatrix(){return this._updateScheduled&&this._doUpdate(),this._state.normalMatrix}get viewNormalMatrix(){return this._updateScheduled&&this._doUpdate(),this._state.normalMatrix}get inverseViewMatrix(){return this._updateScheduled&&this._doUpdate(),this._state.inverseMatrix}get projMatrix(){return this[this.projection].matrix}get perspective(){return this._perspective}get ortho(){return this._ortho}get frustum(){return this._frustum}get customProjection(){return this._customProjection}set projection(e){e=e||"perspective",this._projectionType!==e&&("perspective"===e?this._project=this._perspective:"ortho"===e?this._project=this._ortho:"frustum"===e?this._project=this._frustum:"customProjection"===e?this._project=this._customProjection:(this.error("Unsupported value for 'projection': "+e+" defaulting to 'perspective'"),this._project=this._perspective,e="perspective"),this._project._update(),this._projectionType=e,this.glRedraw(),this._update(),this.fire("dirty"),this.fire("projection",this._projectionType),this.fire("projMatrix",this._project.matrix))}get projection(){return this._projectionType}get project(){return this._project}projectWorldPos(e){const t=yt,i=xt,s=Bt;t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=1,c.mulMat4v4(this.viewMatrix,t,i),c.mulMat4v4(this.projMatrix,i,s),c.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1;const r=this.scene.canvas.canvas,o=r.offsetWidth/2,n=r.offsetHeight/2;return[s[0]*o+o,s[1]*n+n]}destroy(){super.destroy(),this._state.destroy()}}class Dt extends D{get type(){return"Light"}get isLight(){return!0}constructor(e,t={}){super(e,t)}}class St extends Dt{get type(){return"DirLight"}constructor(e,t={}){super(e,t),this._shadowRenderBuf=null,this._shadowViewMatrix=null,this._shadowProjMatrix=null,this._shadowViewMatrixDirty=!0,this._shadowProjMatrixDirty=!0;const i=this.scene.camera,s=this.scene.canvas;this._onCameraViewMatrix=i.on("viewMatrix",(()=>{this._shadowViewMatrixDirty=!0})),this._onCameraProjMatrix=i.on("projMatrix",(()=>{this._shadowProjMatrixDirty=!0})),this._onCanvasBoundary=s.on("boundary",(()=>{this._shadowProjMatrixDirty=!0})),this._state=new At({type:"dir",dir:c.vec3([1,1,1]),color:c.vec3([.7,.7,.8]),intensity:1,space:t.space||"view",castsShadow:!1,getShadowViewMatrix:()=>{if(this._shadowViewMatrixDirty){this._shadowViewMatrix||(this._shadowViewMatrix=c.identityMat4());const e=this.scene.camera,t=this._state.dir,i=e.look,s=[i[0]-t[0],i[1]-t[1],i[2]-t[2]],r=[0,1,0];c.lookAtMat4v(s,i,r,this._shadowViewMatrix),this._shadowViewMatrixDirty=!1}return this._shadowViewMatrix},getShadowProjMatrix:()=>(this._shadowProjMatrixDirty&&(this._shadowProjMatrix||(this._shadowProjMatrix=c.identityMat4()),c.orthoMat4c(-40,40,-40,40,-40,80,this._shadowProjMatrix),this._shadowProjMatrixDirty=!1),this._shadowProjMatrix),getShadowRenderBuf:()=>(this._shadowRenderBuf||(this._shadowRenderBuf=new st(this.scene.canvas.canvas,this.scene.canvas.gl,{size:[1024,1024]})),this._shadowRenderBuf)}),this.dir=t.dir,this.color=t.color,this.intensity=t.intensity,this.castsShadow=t.castsShadow,this.scene._lightCreated(this)}set dir(e){this._state.dir.set(e||[1,1,1]),this._shadowViewMatrixDirty=!0,this.glRedraw()}get dir(){return this._state.dir}set color(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}get color(){return this._state.color}set intensity(e){e=void 0!==e?e:1,this._state.intensity=e,this.glRedraw()}get intensity(){return this._state.intensity}set castsShadow(e){e=!!e,this._state.castsShadow!==e&&(this._state.castsShadow=e,this._shadowViewMatrixDirty=!0,this.glRedraw())}get castsShadow(){return this._state.castsShadow}destroy(){const e=this.scene.camera,t=this.scene.canvas;e.off(this._onCameraViewMatrix),e.off(this._onCameraProjMatrix),t.off(this._onCanvasBoundary),super.destroy(),this._state.destroy(),this._shadowRenderBuf&&this._shadowRenderBuf.destroy(),this.scene._lightDestroyed(this),this.glRedraw()}}class Tt extends Dt{get type(){return"AmbientLight"}constructor(e,t={}){super(e,t),this._state={type:"ambient",color:c.vec3([.7,.7,.7]),intensity:1},this.color=t.color,this.intensity=t.intensity,this.scene._lightCreated(this)}set color(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}get color(){return this._state.color}set intensity(e){this._state.intensity=void 0!==e?e:1,this.glRedraw()}get intensity(){return this._state.intensity}destroy(){super.destroy(),this.scene._lightDestroyed(this)}}class Rt extends D{get type(){return"Geometry"}get isGeometry(){return!0}constructor(e,t={}){super(e,t),p.memory.meshes++}destroy(){super.destroy(),p.memory.meshes--}}var Lt=function(){const e=[],t=[],i=[],s=[],r=[];let o=0;const n=new Uint16Array(3),a=new Uint16Array(3),l=new Uint16Array(3),A=c.vec3(),h=c.vec3(),u=c.vec3(),d=c.vec3(),p=c.vec3(),f=c.vec3(),g=c.vec3();return function(m,_,v,b){!function(r,o){const n={};let a,l,A,h;const c=Math.pow(10,4);let u,d,p=0;for(u=0,d=r.length;u<d;u+=3)a=r[u],l=r[u+1],A=r[u+2],h=Math.round(a*c)+"_"+Math.round(l*c)+"_"+Math.round(A*c),void 0===n[h]&&(n[h]=p/3,e[p++]=a,e[p++]=l,e[p++]=A),t[u/3]=n[h];for(u=0,d=o.length;u<d;u++)s[u]=t[o[u]],i[s[u]]=o[u]}(m,_),function(t,i){o=0;for(let m=0,_=t;m<_;m+=3){const t=3*s[m],_=3*s[m+1],v=3*s[m+2];i?(n[0]=e[t],n[1]=e[t+1],n[2]=e[t+2],a[0]=e[_],a[1]=e[_+1],a[2]=e[_+2],l[0]=e[v],l[1]=e[v+1],l[2]=e[v+2],c.decompressPosition(n,i,A),c.decompressPosition(a,i,h),c.decompressPosition(l,i,u)):(A[0]=e[t],A[1]=e[t+1],A[2]=e[t+2],h[0]=e[_],h[1]=e[_+1],h[2]=e[_+2],u[0]=e[v],u[1]=e[v+1],u[2]=e[v+2]),c.subVec3(u,h,d),c.subVec3(A,h,p),c.cross3Vec3(d,p,f),c.normalizeVec3(f,g);const b=r[o]||(r[o]={normal:c.vec3()});b.normal[0]=g[0],b.normal[1]=g[1],b.normal[2]=g[2],o++}}(_.length,v);const y=[],x=Math.cos(c.DEGTORAD*b),B={};let w,P,C,M,E,F,I,D,S,T,R,L=!1;for(let e=0,t=_.length;e<t;e+=3){const t=e/3;for(let i=0;i<3;i++)w=s[e+i],P=s[e+(i+1)%3],C=Math.min(w,P),M=Math.max(w,P),E=C+","+M,void 0===B[E]?B[E]={index1:C,index2:M,face1:t,face2:void 0}:B[E].face2=t}for(E in B)F=B[E],void 0!==F.face2&&(I=r[F.face1].normal,D=r[F.face2].normal,S=c.dotVec3(I,D),S>x)||(T=i[F.index1],R=i[F.index2],(!L&&T>65535||R>65535)&&(L=!0),y.push(T),y.push(R));return L?new Uint32Array(y):new Uint16Array(y)}}();const Ut=function(){const e=c.mat4(),t=c.mat4();return function(i,s){s=s||c.mat4();const r=i[0],o=i[1],n=i[2],a=i[3]-r,l=i[4]-o,A=i[5]-n,h=65535;return c.identityMat4(e),c.translationMat4v(i,e),c.identityMat4(t),c.scalingMat4v([a/h,l/h,A/h],t),c.mulMat4(e,t,s),s}}();var Ot=function(){const e=c.mat4(),t=c.mat4();return function(i,s,r){const o=new Uint16Array(i.length),n=new Float32Array([r[0]!==s[0]?65535/(r[0]-s[0]):0,r[1]!==s[1]?65535/(r[1]-s[1]):0,r[2]!==s[2]?65535/(r[2]-s[2]):0]);let a;for(a=0;a<i.length;a+=3)o[a+0]=Math.max(0,Math.min(65535,Math.floor((i[a+0]-s[0])*n[0]))),o[a+1]=Math.max(0,Math.min(65535,Math.floor((i[a+1]-s[1])*n[1]))),o[a+2]=Math.max(0,Math.min(65535,Math.floor((i[a+2]-s[2])*n[2])));c.identityMat4(e),c.translationMat4v(s,e),c.identityMat4(t),c.scalingMat4v([(r[0]-s[0])/65535,(r[1]-s[1])/65535,(r[2]-s[2])/65535],t);return{quantized:o,decodeMatrix:c.mulMat4(e,t,c.identityMat4())}}}();var kt=function(){const e=c.mat3(),t=c.mat3();return function(i,s,r){const o=new Uint16Array(i.length),n=new Float32Array([65535/(r[0]-s[0]),65535/(r[1]-s[1])]);let a;for(a=0;a<i.length;a+=2)o[a+0]=Math.max(0,Math.min(65535,Math.floor((i[a+0]-s[0])*n[0]))),o[a+1]=Math.max(0,Math.min(65535,Math.floor((i[a+1]-s[1])*n[1])));c.identityMat3(e),c.translationMat3v(s,e),c.identityMat3(t),c.scalingMat3v([(r[0]-s[0])/65535,(r[1]-s[1])/65535],t);return{quantized:o,decodeMatrix:c.mulMat3(e,t,c.identityMat3())}}}();function Nt(e,t,i,s){let r=e[t]/(Math.abs(e[t])+Math.abs(e[t+1])+Math.abs(e[t+2])),o=e[t+1]/(Math.abs(e[t])+Math.abs(e[t+1])+Math.abs(e[t+2]));if(e[t+2]<0){let e=(1-Math.abs(o))*(r>=0?1:-1),t=(1-Math.abs(r))*(o>=0?1:-1);r=e,o=t}return new Int8Array([Math[i](127.5*r+(r<0?-1:0)),Math[s](127.5*o+(o<0?-1:0))])}function Qt(e){let t=e[0],i=e[1];t/=t<0?127:128,i/=i<0?127:128;const s=1-Math.abs(t)-Math.abs(i);s<0&&(t=(1-Math.abs(i))*(t>=0?1:-1),i=(1-Math.abs(t))*(i>=0?1:-1));const r=Math.sqrt(t*t+i*i+s*s);return[t/r,i/r,s/r]}function Vt(e,t,i){return e[t]*i[0]+e[t+1]*i[1]+e[t+2]*i[2]}const Ht={getPositionsBounds:function(e){const t=new Float32Array(3),i=new Float32Array(3);let s,r;for(s=0;s<3;s++)t[s]=Number.MAX_VALUE,i[s]=-Number.MAX_VALUE;for(s=0;s<e.length;s+=3)for(r=0;r<3;r++)t[r]=Math.min(t[r],e[s+r]),i[r]=Math.max(i[r],e[s+r]);return{min:t,max:i}},createPositionsDecodeMatrix:Ut,compressPositions:Ot,compressPosition:function(e,t,i){const s=new Float32Array([t[3]!==t[0]?65535/(t[3]-t[0]):0,t[4]!==t[1]?65535/(t[4]-t[1]):0,t[5]!==t[2]?65535/(t[5]-t[2]):0]);i[0]=Math.max(0,Math.min(65535,Math.floor((e[0]-t[0])*s[0]))),i[1]=Math.max(0,Math.min(65535,Math.floor((e[1]-t[1])*s[1]))),i[2]=Math.max(0,Math.min(65535,Math.floor((e[2]-t[2])*s[2])))},decompressPositions:function(e,t,i=new Float32Array(e.length)){for(let s=0,r=e.length;s<r;s+=3)i[s+0]=e[s+0]*t[0]+t[12],i[s+1]=e[s+1]*t[5]+t[13],i[s+2]=e[s+2]*t[10]+t[14];return i},decompressPosition:function(e,t,i){return i[0]=e[0]*t[0]+t[12],i[1]=e[1]*t[5]+t[13],i[2]=e[2]*t[10]+t[14],i},decompressAABB:function(e,t,i=e){return i[0]=e[0]*t[0]+t[12],i[1]=e[1]*t[5]+t[13],i[2]=e[2]*t[10]+t[14],i[3]=e[3]*t[0]+t[12],i[4]=e[4]*t[5]+t[13],i[5]=e[5]*t[10]+t[14],i},getUVBounds:function(e){const t=new Float32Array(2),i=new Float32Array(2);let s,r;for(s=0;s<2;s++)t[s]=Number.MAX_VALUE,i[s]=-Number.MAX_VALUE;for(s=0;s<e.length;s+=2)for(r=0;r<2;r++)t[r]=Math.min(t[r],e[s+r]),i[r]=Math.max(i[r],e[s+r]);return{min:t,max:i}},compressUVs:kt,decompressUVs:function(e,t,i=new Float32Array(e.length)){for(let s=0,r=e.length;s<r;s+=3)i[s+0]=e[s+0]*t[0]+t[6],i[s+1]=e[s+1]*t[4]+t[7];return i},decompressUV:function(e,t,i){i[0]=e[0]*t[0]+t[6],i[1]=e[1]*t[4]+t[7]},compressNormals:function(e){const t=new Int8Array(e.length);let i,s,r,o,n;for(let a=0;a<e.length;a+=3)r=i=Nt(e,a,"floor","floor"),s=Qt(i),o=n=Vt(e,a,s),i=Nt(e,a,"ceil","floor"),s=Qt(i),o=Vt(e,a,s),o>n&&(r=i,n=o),i=Nt(e,a,"floor","ceil"),s=Qt(i),o=Vt(e,a,s),o>n&&(r=i,n=o),i=Nt(e,a,"ceil","ceil"),s=Qt(i),o=Vt(e,a,s),o>n&&(r=i,n=o),t[a]=r[0],t[a+1]=r[1];return t},decompressNormals:function(e,t){for(let i=0,s=0,r=e.length;i<r;i+=2){let r=e[i+0],o=e[i+1];r=(2*r+1)/255,o=(2*o+1)/255;const n=1-Math.abs(r)-Math.abs(o);n<0&&(r=(1-Math.abs(o))*(r>=0?1:-1),o=(1-Math.abs(r))*(o>=0?1:-1));const a=Math.sqrt(r*r+o*o+n*n);t[s+0]=r/a,t[s+1]=o/a,t[s+2]=n/a,s+=3}return t},decompressNormal:function(e,t){let i=e[0],s=e[1];i=(2*i+1)/255,s=(2*s+1)/255;const r=1-Math.abs(i)-Math.abs(s);r<0&&(i=(1-Math.abs(s))*(i>=0?1:-1),s=(1-Math.abs(i))*(s>=0?1:-1));const o=Math.sqrt(i*i+s*s+r*r);return t[0]=i/o,t[1]=s/o,t[2]=r/o,t}},jt=p.memory,Gt=c.AABB3();class zt extends Rt{get type(){return"ReadableGeometry"}get isReadableGeometry(){return!0}constructor(e,t={}){super(e,t),this._state=new At({compressGeometry:!!t.compressGeometry,primitive:null,primitiveName:null,positions:null,normals:null,colors:null,uv:null,indices:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,positionsBuf:null,normalsBuf:null,colorsbuf:null,uvBuf:null,indicesBuf:null,hash:""}),this._numTriangles=0,this._edgeThreshold=t.edgeThreshold||10,this._edgeIndicesBuf=null,this._pickTrianglePositionsBuf=null,this._pickTriangleColorsBuf=null,this._aabbDirty=!0,this._boundingSphere=!0,this._aabb=null,this._aabbDirty=!0,this._obb=null,this._obbDirty=!0;const i=this._state,s=this.scene.canvas.gl;switch(t.primitive=t.primitive||"triangles",t.primitive){case"points":i.primitive=s.POINTS,i.primitiveName=t.primitive;break;case"lines":i.primitive=s.LINES,i.primitiveName=t.primitive;break;case"line-loop":i.primitive=s.LINE_LOOP,i.primitiveName=t.primitive;break;case"line-strip":i.primitive=s.LINE_STRIP,i.primitiveName=t.primitive;break;case"triangles":i.primitive=s.TRIANGLES,i.primitiveName=t.primitive;break;case"triangle-strip":i.primitive=s.TRIANGLE_STRIP,i.primitiveName=t.primitive;break;case"triangle-fan":i.primitive=s.TRIANGLE_FAN,i.primitiveName=t.primitive;break;default:this.error("Unsupported value for 'primitive': '"+t.primitive+"' - supported values are 'points', 'lines', 'line-loop', 'line-strip', 'triangles', 'triangle-strip' and 'triangle-fan'. Defaulting to 'triangles'."),i.primitive=s.TRIANGLES,i.primitiveName=t.primitive}if(t.positions)if(this._state.compressGeometry){const e=Ht.getPositionsBounds(t.positions),s=Ht.compressPositions(t.positions,e.min,e.max);i.positions=s.quantized,i.positionsDecodeMatrix=s.decodeMatrix}else i.positions=t.positions.constructor===Float32Array?t.positions:new Float32Array(t.positions);if(t.colors&&(i.colors=t.colors.constructor===Float32Array?t.colors:new Float32Array(t.colors)),t.uv)if(this._state.compressGeometry){const e=Ht.getUVBounds(t.uv),s=Ht.compressUVs(t.uv,e.min,e.max);i.uv=s.quantized,i.uvDecodeMatrix=s.decodeMatrix}else i.uv=t.uv.constructor===Float32Array?t.uv:new Float32Array(t.uv);t.normals&&(this._state.compressGeometry?i.normals=Ht.compressNormals(t.normals):i.normals=t.normals.constructor===Float32Array?t.normals:new Float32Array(t.normals)),t.indices&&(i.indices=t.indices.constructor===Uint32Array||t.indices.constructor===Uint16Array?t.indices:new Uint32Array(t.indices),"triangles"===this._state.primitiveName&&(this._numTriangles=t.indices.length/3)),this._buildHash(),jt.meshes++,this._buildVBOs()}_buildVBOs(){const e=this._state,t=this.scene.canvas.gl;if(e.indices&&(e.indicesBuf=new je(t,t.ELEMENT_ARRAY_BUFFER,e.indices,e.indices.length,1,t.STATIC_DRAW),jt.indices+=e.indicesBuf.numItems),e.positions&&(e.positionsBuf=new je(t,t.ARRAY_BUFFER,e.positions,e.positions.length,3,t.STATIC_DRAW),jt.positions+=e.positionsBuf.numItems),e.normals){let i=e.compressGeometry;e.normalsBuf=new je(t,t.ARRAY_BUFFER,e.normals,e.normals.length,3,t.STATIC_DRAW,i),jt.normals+=e.normalsBuf.numItems}e.colors&&(e.colorsBuf=new je(t,t.ARRAY_BUFFER,e.colors,e.colors.length,4,t.STATIC_DRAW),jt.colors+=e.colorsBuf.numItems),e.uv&&(e.uvBuf=new je(t,t.ARRAY_BUFFER,e.uv,e.uv.length,2,t.STATIC_DRAW),jt.uvs+=e.uvBuf.numItems)}_buildHash(){const e=this._state,t=["/g"];t.push("/"+e.primitive+";"),e.positions&&t.push("p"),e.colors&&t.push("c"),(e.normals||e.autoVertexNormals)&&t.push("n"),e.uv&&t.push("u"),e.compressGeometry&&t.push("cp"),t.push(";"),e.hash=t.join("")}_getEdgeIndices(){return this._edgeIndicesBuf||this._buildEdgeIndices(),this._edgeIndicesBuf}_getPickTrianglePositions(){return this._pickTrianglePositionsBuf||this._buildPickTriangleVBOs(),this._pickTrianglePositionsBuf}_getPickTriangleColors(){return this._pickTriangleColorsBuf||this._buildPickTriangleVBOs(),this._pickTriangleColorsBuf}_buildEdgeIndices(){const e=this._state;if(!e.positions||!e.indices)return;const t=this.scene.canvas.gl,i=Lt(e.positions,e.indices,e.positionsDecodeMatrix,this._edgeThreshold);this._edgeIndicesBuf=new je(t,t.ELEMENT_ARRAY_BUFFER,i,i.length,1,t.STATIC_DRAW),jt.indices+=this._edgeIndicesBuf.numItems}_buildPickTriangleVBOs(){const e=this._state;if(!e.positions||!e.indices)return;const t=this.scene.canvas.gl,i=c.buildPickTriangles(e.positions,e.indices,e.compressGeometry),s=i.positions,r=i.colors;this._pickTrianglePositionsBuf=new je(t,t.ARRAY_BUFFER,s,s.length,3,t.STATIC_DRAW),this._pickTriangleColorsBuf=new je(t,t.ARRAY_BUFFER,r,r.length,4,t.STATIC_DRAW,!0),jt.positions+=this._pickTrianglePositionsBuf.numItems,jt.colors+=this._pickTriangleColorsBuf.numItems}_buildPickVertexVBOs(){}_webglContextLost(){this._sceneVertexBufs&&this._sceneVertexBufs.webglContextLost()}_webglContextRestored(){this._sceneVertexBufs&&this._sceneVertexBufs.webglContextRestored(),this._buildVBOs(),this._edgeIndicesBuf=null,this._pickVertexPositionsBuf=null,this._pickTrianglePositionsBuf=null,this._pickTriangleColorsBuf=null,this._pickVertexPositionsBuf=null,this._pickVertexColorsBuf=null}get primitive(){return this._state.primitiveName}get compressGeometry(){return this._state.compressGeometry}get positions(){return this._state.positions?this._state.compressGeometry?(this._decompressedPositions||(this._decompressedPositions=new Float32Array(this._state.positions.length),Ht.decompressPositions(this._state.positions,this._state.positionsDecodeMatrix,this._decompressedPositions)),this._decompressedPositions):this._state.positions:null}set positions(e){const t=this._state,i=t.positions;if(i)if(i.length===e.length){if(this._state.compressGeometry){const i=Ht.getPositionsBounds(e),s=Ht.compressPositions(e,i.min,i.max);e=s.quantized,t.positionsDecodeMatrix=s.decodeMatrix}i.set(e),t.positionsBuf&&t.positionsBuf.setData(i),this._setAABBDirty(),this.glRedraw()}else this.error("can't update geometry positions - new positions are wrong length");else this.error("can't update geometry positions - geometry has no positions")}get normals(){if(this._state.normals){if(!this._state.compressGeometry)return this._state.normals;if(!this._decompressedNormals){const e=this._state.normals.length,t=e+e/2;this._decompressedNormals=new Float32Array(t),Ht.decompressNormals(this._state.normals,this._decompressedNormals)}return this._decompressedNormals}}set normals(e){if(this._state.compressGeometry)return void this.error("can't update geometry normals - quantized geometry is immutable");const t=this._state,i=t.normals;i?i.length===e.length?(i.set(e),t.normalsBuf&&t.normalsBuf.setData(i),this.glRedraw()):this.error("can't update geometry normals - new normals are wrong length"):this.error("can't update geometry normals - geometry has no normals")}get uv(){return this._state.uv?this._state.compressGeometry?(this._decompressedUV||(this._decompressedUV=new Float32Array(this._state.uv.length),Ht.decompressUVs(this._state.uv,this._state.uvDecodeMatrix,this._decompressedUV)),this._decompressedUV):this._state.uv:null}set uv(e){if(this._state.compressGeometry)return void this.error("can't update geometry UVs - quantized geometry is immutable");const t=this._state,i=t.uv;i?i.length===e.length?(i.set(e),t.uvBuf&&t.uvBuf.setData(i),this.glRedraw()):this.error("can't update geometry UVs - new UVs are wrong length"):this.error("can't update geometry UVs - geometry has no UVs")}get colors(){return this._state.colors}set colors(e){if(this._state.compressGeometry)return void this.error("can't update geometry colors - quantized geometry is immutable");const t=this._state,i=t.colors;i?i.length===e.length?(i.set(e),t.colorsBuf&&t.colorsBuf.setData(i),this.glRedraw()):this.error("can't update geometry colors - new colors are wrong length"):this.error("can't update geometry colors - geometry has no colors")}get indices(){return this._state.indices}get aabb(){return this._aabbDirty&&(this._aabb||(this._aabb=c.AABB3()),c.positions3ToAABB3(this._state.positions,this._aabb,this._state.positionsDecodeMatrix),this._aabbDirty=!1),this._aabb}get obb(){return this._obbDirty&&(this._obb||(this._obb=c.OBB3()),c.positions3ToAABB3(this._state.positions,Gt,this._state.positionsDecodeMatrix),c.AABB3ToOBB3(Gt,this._obb),this._obbDirty=!1),this._obb}get numTriangles(){return this._numTriangles}_setAABBDirty(){this._aabbDirty||(this._aabbDirty=!0,this._aabbDirty=!0,this._obbDirty=!0)}_getState(){return this._state}destroy(){super.destroy();const e=this._state;e.indicesBuf&&e.indicesBuf.destroy(),e.positionsBuf&&e.positionsBuf.destroy(),e.normalsBuf&&e.normalsBuf.destroy(),e.uvBuf&&e.uvBuf.destroy(),e.colorsBuf&&e.colorsBuf.destroy(),this._edgeIndicesBuf&&this._edgeIndicesBuf.destroy(),this._pickTrianglePositionsBuf&&this._pickTrianglePositionsBuf.destroy(),this._pickTriangleColorsBuf&&this._pickTriangleColorsBuf.destroy(),this._pickVertexPositionsBuf&&this._pickVertexPositionsBuf.destroy(),this._pickVertexColorsBuf&&this._pickVertexColorsBuf.destroy(),e.destroy(),jt.meshes--}}function Wt(e={}){let t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);let i=e.ySize||1;i<0&&(console.error("negative ySize not allowed - will invert"),i*=-1);let s=e.zSize||1;s<0&&(console.error("negative zSize not allowed - will invert"),s*=-1);const r=e.center,o=r?r[0]:0,n=r?r[1]:0,a=r?r[2]:0,l=-t+o,A=-i+n,h=-s+a,c=t+o,u=i+n,d=s+a;return _.apply(e,{positions:[c,u,d,l,u,d,l,A,d,c,A,d,c,u,d,c,A,d,c,A,h,c,u,h,c,u,d,c,u,h,l,u,h,l,u,d,l,u,d,l,u,h,l,A,h,l,A,d,l,A,h,c,A,h,c,A,d,l,A,d,c,A,h,l,A,h,l,u,h,c,u,h],normals:[0,0,1,0,0,1,0,0,1,0,0,1,1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1],uv:[1,0,0,0,0,1,1,1,0,0,0,1,1,1,1,0,1,1,1,0,0,0,0,1,1,0,0,0,0,1,1,1,0,1,1,1,1,0,0,0,0,1,1,1,1,0,0,0],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]})}class Kt extends D{get type(){return"Material"}constructor(e,t={}){super(e,t),p.memory.materials++}destroy(){super.destroy(),p.memory.materials--}}const Xt={opaque:0,mask:1,blend:2},Jt=["opaque","mask","blend"];class Yt extends Kt{get type(){return"PhongMaterial"}constructor(e,t={}){super(e,t),this._state=new At({type:"PhongMaterial",ambient:c.vec3([1,1,1]),diffuse:c.vec3([1,1,1]),specular:c.vec3([1,1,1]),emissive:c.vec3([0,0,0]),alpha:null,shininess:null,reflectivity:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),this.ambient=t.ambient,this.diffuse=t.diffuse,this.specular=t.specular,this.emissive=t.emissive,this.alpha=t.alpha,this.shininess=t.shininess,this.reflectivity=t.reflectivity,this.lineWidth=t.lineWidth,this.pointSize=t.pointSize,t.ambientMap&&(this._ambientMap=this._checkComponent("Texture",t.ambientMap)),t.diffuseMap&&(this._diffuseMap=this._checkComponent("Texture",t.diffuseMap)),t.specularMap&&(this._specularMap=this._checkComponent("Texture",t.specularMap)),t.emissiveMap&&(this._emissiveMap=this._checkComponent("Texture",t.emissiveMap)),t.alphaMap&&(this._alphaMap=this._checkComponent("Texture",t.alphaMap)),t.reflectivityMap&&(this._reflectivityMap=this._checkComponent("Texture",t.reflectivityMap)),t.normalMap&&(this._normalMap=this._checkComponent("Texture",t.normalMap)),t.occlusionMap&&(this._occlusionMap=this._checkComponent("Texture",t.occlusionMap)),t.diffuseFresnel&&(this._diffuseFresnel=this._checkComponent("Fresnel",t.diffuseFresnel)),t.specularFresnel&&(this._specularFresnel=this._checkComponent("Fresnel",t.specularFresnel)),t.emissiveFresnel&&(this._emissiveFresnel=this._checkComponent("Fresnel",t.emissiveFresnel)),t.alphaFresnel&&(this._alphaFresnel=this._checkComponent("Fresnel",t.alphaFresnel)),t.reflectivityFresnel&&(this._reflectivityFresnel=this._checkComponent("Fresnel",t.reflectivityFresnel)),this.alphaMode=t.alphaMode,this.alphaCutoff=t.alphaCutoff,this.backfaces=t.backfaces,this.frontface=t.frontface,this._makeHash()}_makeHash(){const e=this._state,t=["/p"];this._normalMap&&(t.push("/nm"),this._normalMap.hasMatrix&&t.push("/mat")),this._ambientMap&&(t.push("/am"),this._ambientMap.hasMatrix&&t.push("/mat"),t.push("/"+this._ambientMap.encoding)),this._diffuseMap&&(t.push("/dm"),this._diffuseMap.hasMatrix&&t.push("/mat"),t.push("/"+this._diffuseMap.encoding)),this._specularMap&&(t.push("/sm"),this._specularMap.hasMatrix&&t.push("/mat")),this._emissiveMap&&(t.push("/em"),this._emissiveMap.hasMatrix&&t.push("/mat"),t.push("/"+this._emissiveMap.encoding)),this._alphaMap&&(t.push("/opm"),this._alphaMap.hasMatrix&&t.push("/mat")),this._reflectivityMap&&(t.push("/rm"),this._reflectivityMap.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap.hasMatrix&&t.push("/mat")),this._diffuseFresnel&&t.push("/df"),this._specularFresnel&&t.push("/sf"),this._emissiveFresnel&&t.push("/ef"),this._alphaFresnel&&t.push("/of"),this._reflectivityFresnel&&t.push("/rf"),t.push(";"),e.hash=t.join("")}set ambient(e){let t=this._state.ambient;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.ambient=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}get ambient(){return this._state.ambient}set diffuse(e){let t=this._state.diffuse;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.diffuse=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get diffuse(){return this._state.diffuse}set specular(e){let t=this._state.specular;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.specular=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get specular(){return this._state.specular}set emissive(e){let t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}get emissive(){return this._state.emissive}set alpha(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}get alpha(){return this._state.alpha}set shininess(e){this._state.shininess=void 0!==e?e:80,this.glRedraw()}get shininess(){return this._state.shininess}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set pointSize(e){this._state.pointSize=e||1,this.glRedraw()}get pointSize(){return this._state.pointSize}set reflectivity(e){this._state.reflectivity=void 0!==e?e:1,this.glRedraw()}get reflectivity(){return this._state.reflectivity}get normalMap(){return this._normalMap}get ambientMap(){return this._ambientMap}get diffuseMap(){return this._diffuseMap}get specularMap(){return this._specularMap}get emissiveMap(){return this._emissiveMap}get alphaMap(){return this._alphaMap}get reflectivityMap(){return this._reflectivityMap}get occlusionMap(){return this._occlusionMap}get diffuseFresnel(){return this._diffuseFresnel}get specularFresnel(){return this._specularFresnel}get emissiveFresnel(){return this._emissiveFresnel}get alphaFresnel(){return this._alphaFresnel}get reflectivityFresnel(){return this._reflectivityFresnel}set alphaMode(e){let t=Xt[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" - defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}get alphaMode(){return Jt[this._state.alphaMode]}set alphaCutoff(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}get alphaCutoff(){return this._state.alphaCutoff}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set frontface(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}get frontface(){return this._state.frontface?"ccw":"cw"}destroy(){super.destroy(),this._state.destroy()}}const Zt={default:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.2,.2,.2],edgeAlpha:.5,edgeWidth:1},defaultWhiteBG:{fill:!0,fillColor:[1,1,1],fillAlpha:.6,edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultLightBG:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.2,.2,.2],edgeAlpha:.5,edgeWidth:1},defaultDarkBG:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.5,.5,.5],edgeAlpha:.5,edgeWidth:1},phosphorous:{fill:!0,fillColor:[0,0,0],fillAlpha:.4,edges:!0,edgeColor:[.9,.9,.9],edgeAlpha:.5,edgeWidth:2},sunset:{fill:!0,fillColor:[.9,.9,.6],fillAlpha:.2,edges:!0,edgeColor:[.9,.9,.9],edgeAlpha:.5,edgeWidth:1},vectorscope:{fill:!0,fillColor:[0,0,0],fillAlpha:.7,edges:!0,edgeColor:[.2,1,.2],edgeAlpha:1,edgeWidth:2},battlezone:{fill:!0,fillColor:[0,0,0],fillAlpha:1,edges:!0,edgeColor:[.2,1,.2],edgeAlpha:1,edgeWidth:3},sepia:{fill:!0,fillColor:[.970588207244873,.7965892553329468,.6660899519920349],fillAlpha:.4,edges:!0,edgeColor:[.529411792755127,.4577854573726654,.4100345969200134],edgeAlpha:1,edgeWidth:1},yellowHighlight:{fill:!0,fillColor:[1,1,0],fillAlpha:.5,edges:!0,edgeColor:[1,1,1],edgeAlpha:1,edgeWidth:1},greenSelected:{fill:!0,fillColor:[0,1,0],fillAlpha:.5,edges:!0,edgeColor:[1,1,1],edgeAlpha:1,edgeWidth:1},gamegrid:{fill:!0,fillColor:[.2,.2,.7],fillAlpha:.9,edges:!0,edgeColor:[.4,.4,1.6],edgeAlpha:.8,edgeWidth:3}};class qt extends Kt{get type(){return"EmphasisMaterial"}get presets(){return Zt}constructor(e,t={}){super(e,t),this._state=new At({type:"EmphasisMaterial",fill:null,fillColor:null,fillAlpha:null,edges:null,edgeColor:null,edgeAlpha:null,edgeWidth:null,backfaces:!0,glowThrough:!0}),this._preset="default",t.preset?(this.preset=t.preset,void 0!==t.fill&&(this.fill=t.fill),t.fillColor&&(this.fillColor=t.fillColor),void 0!==t.fillAlpha&&(this.fillAlpha=t.fillAlpha),void 0!==t.edges&&(this.edges=t.edges),t.edgeColor&&(this.edgeColor=t.edgeColor),void 0!==t.edgeAlpha&&(this.edgeAlpha=t.edgeAlpha),void 0!==t.edgeWidth&&(this.edgeWidth=t.edgeWidth),void 0!==t.backfaces&&(this.backfaces=t.backfaces),void 0!==t.glowThrough&&(this.glowThrough=t.glowThrough)):(this.fill=t.fill,this.fillColor=t.fillColor,this.fillAlpha=t.fillAlpha,this.edges=t.edges,this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this.backfaces=t.backfaces,this.glowThrough=t.glowThrough)}set fill(e){e=!1!==e,this._state.fill!==e&&(this._state.fill=e,this.glRedraw())}get fill(){return this._state.fill}set fillColor(e){let t=this._state.fillColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.fillColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.4,t[1]=.4,t[2]=.4),this.glRedraw()}get fillColor(){return this._state.fillColor}set fillAlpha(e){e=null!=e?e:.2,this._state.fillAlpha!==e&&(this._state.fillAlpha=e,this.glRedraw())}get fillAlpha(){return this._state.fillAlpha}set edges(e){e=!1!==e,this._state.edges!==e&&(this._state.edges=e,this.glRedraw())}get edges(){return this._state.edges}set edgeColor(e){let t=this._state.edgeColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.edgeColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}get edgeColor(){return this._state.edgeColor}set edgeAlpha(e){e=null!=e?e:.5,this._state.edgeAlpha!==e&&(this._state.edgeAlpha=e,this.glRedraw())}get edgeAlpha(){return this._state.edgeAlpha}set edgeWidth(e){this._state.edgeWidth=e||1,this.glRedraw()}get edgeWidth(){return this._state.edgeWidth}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set glowThrough(e){e=!1!==e,this._state.glowThrough!==e&&(this._state.glowThrough=e,this.glRedraw())}get glowThrough(){return this._state.glowThrough}set preset(e){if(e=e||"default",this._preset===e)return;const t=Zt[e];t?(this.fill=t.fill,this.fillColor=t.fillColor,this.fillAlpha=t.fillAlpha,this.edges=t.edges,this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this.glowThrough=t.glowThrough,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(Zt).join(", "))}get preset(){return this._preset}destroy(){super.destroy(),this._state.destroy()}}const $t={default:{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1},defaultWhiteBG:{edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultLightBG:{edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultDarkBG:{edgeColor:[.5,.5,.5],edgeAlpha:1,edgeWidth:1}};class ei extends Kt{get type(){return"EdgeMaterial"}get presets(){return $t}constructor(e,t={}){super(e,t),this._state=new At({type:"EdgeMaterial",edges:null,edgeColor:null,edgeAlpha:null,edgeWidth:null}),this._preset="default",t.preset?(this.preset=t.preset,t.edgeColor&&(this.edgeColor=t.edgeColor),void 0!==t.edgeAlpha&&(this.edgeAlpha=t.edgeAlpha),void 0!==t.edgeWidth&&(this.edgeWidth=t.edgeWidth)):(this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth),this.edges=!1!==t.edges}set edges(e){e=!1!==e,this._state.edges!==e&&(this._state.edges=e,this.glRedraw())}get edges(){return this._state.edges}set edgeColor(e){let t=this._state.edgeColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.edgeColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}get edgeColor(){return this._state.edgeColor}set edgeAlpha(e){e=null!=e?e:1,this._state.edgeAlpha!==e&&(this._state.edgeAlpha=e,this.glRedraw())}get edgeAlpha(){return this._state.edgeAlpha}set edgeWidth(e){this._state.edgeWidth=e||1,this.glRedraw()}get edgeWidth(){return this._state.edgeWidth}set preset(e){if(e=e||"default",this._preset===e)return;const t=$t[e];t?(this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys($t).join(", "))}get preset(){return this._preset}destroy(){super.destroy(),this._state.destroy()}}const ti={meters:{abbrev:"m"},metres:{abbrev:"m"},centimeters:{abbrev:"cm"},centimetres:{abbrev:"cm"},millimeters:{abbrev:"mm"},millimetres:{abbrev:"mm"},yards:{abbrev:"yd"},feet:{abbrev:"ft"},inches:{abbrev:"in"}};class ii extends D{constructor(e,t={}){super(e,t),this._units="meters",this._scale=1,this._origin=c.vec3([0,0,0]),this.units=t.units,this.scale=t.scale,this.origin=t.origin}get unitsInfo(){return ti}set units(e){e||(e="meters");ti[e]||(this.error("Unsupported value for 'units': "+e+" defaulting to 'meters'"),e="meters"),this._units=e,this.fire("units",this._units)}get units(){return this._units}set scale(e){(e=e||1)<=0?this.error("scale value should be larger than zero"):(this._scale=e,this.fire("scale",this._scale))}get scale(){return this._scale}set origin(e){if(!e)return this._origin[0]=0,this._origin[1]=0,void(this._origin[2]=0);this._origin[0]=e[0],this._origin[1]=e[1],this._origin[2]=e[2],this.fire("origin",this._origin)}get origin(){return this._origin}worldToRealPos(e,t=c.vec3(3)){t[0]=this._origin[0]+this._scale*e[0],t[1]=this._origin[1]+this._scale*e[1],t[2]=this._origin[2]+this._scale*e[2]}realToWorldPos(e,t=c.vec3(3)){return t[0]=(e[0]-this._origin[0])/this._scale,t[1]=(e[1]-this._origin[1])/this._scale,t[2]=(e[2]-this._origin[2])/this._scale,t}}class si extends D{constructor(e,t={}){super(e,t),this._supported=Te.SUPPORTED_EXTENSIONS.OES_standard_derivatives,this.enabled=t.enabled,this.kernelRadius=t.kernelRadius,this.intensity=t.intensity,this.bias=t.bias,this.scale=t.scale,this.minResolution=t.minResolution,this.numSamples=t.numSamples,this.blur=t.blur,this.blendCutoff=t.blendCutoff,this.blendFactor=t.blendFactor}get supported(){return this._supported}set enabled(e){e=!!e,this._enabled!==e&&(this._enabled=e,this.glRedraw())}get enabled(){return this._enabled}get possible(){if(!this._supported)return!1;if(!this._enabled)return!1;const e=this.scene.camera.projection;return"customProjection"!==e&&"frustum"!==e}get active(){return this._active}set kernelRadius(e){null==e&&(e=100),this._kernelRadius!==e&&(this._kernelRadius=e,this.glRedraw())}get kernelRadius(){return this._kernelRadius}set intensity(e){null==e&&(e=.15),this._intensity!==e&&(this._intensity=e,this.glRedraw())}get intensity(){return this._intensity}set bias(e){null==e&&(e=.5),this._bias!==e&&(this._bias=e,this.glRedraw())}get bias(){return this._bias}set scale(e){null==e&&(e=1),this._scale!==e&&(this._scale=e,this.glRedraw())}get scale(){return this._scale}set minResolution(e){null==e&&(e=0),this._minResolution!==e&&(this._minResolution=e,this.glRedraw())}get minResolution(){return this._minResolution}set numSamples(e){null==e&&(e=10),this._numSamples!==e&&(this._numSamples=e,this.glRedraw())}get numSamples(){return this._numSamples}set blur(e){e=!1!==e,this._blur!==e&&(this._blur=e,this.glRedraw())}get blur(){return this._blur}set blendCutoff(e){null==e&&(e=.3),this._blendCutoff!==e&&(this._blendCutoff=e,this.glRedraw())}get blendCutoff(){return this._blendCutoff}set blendFactor(e){null==e&&(e=1),this._blendFactor!==e&&(this._blendFactor=e,this.glRedraw())}get blendFactor(){return this._blendFactor}destroy(){super.destroy()}}class ri extends D{constructor(e,t={}){super(e,t),this.sliceColor=t.sliceColor,this.sliceThickness=t.sliceThickness}set sliceThickness(e){null==e&&(e=0),this._sliceThickness!==e&&(this._sliceThickness=e,this.glRedraw())}get sliceThickness(){return this._sliceThickness}set sliceColor(e){null==e&&(e=[0,0,0,1]),this._sliceColor!==e&&(this._sliceColor=e,this.glRedraw())}get sliceColor(){return this._sliceColor}destroy(){super.destroy()}}const oi={default:{pointSize:4,roundPoints:!0,perspectivePoints:!0},square:{pointSize:4,roundPoints:!1,perspectivePoints:!0},round:{pointSize:4,roundPoints:!0,perspectivePoints:!0}};class ni extends Kt{get type(){return"PointsMaterial"}get presets(){return oi}constructor(e,t={}){super(e,t),this._state=new At({type:"PointsMaterial",pointSize:null,roundPoints:null,perspectivePoints:null,minPerspectivePointSize:null,maxPerspectivePointSize:null,filterIntensity:null,minIntensity:null,maxIntensity:null}),t.preset?(this.preset=t.preset,void 0!==t.pointSize&&(this.pointSize=t.pointSize),void 0!==t.roundPoints&&(this.roundPoints=t.roundPoints),void 0!==t.perspectivePoints&&(this.perspectivePoints=t.perspectivePoints),void 0!==t.minPerspectivePointSize&&(this.minPerspectivePointSize=t.minPerspectivePointSize),void 0!==t.maxPerspectivePointSize&&(this.maxPerspectivePointSize=t.minPerspectivePointSize)):(this._preset="default",this.pointSize=t.pointSize,this.roundPoints=t.roundPoints,this.perspectivePoints=t.perspectivePoints,this.minPerspectivePointSize=t.minPerspectivePointSize,this.maxPerspectivePointSize=t.maxPerspectivePointSize),this.filterIntensity=t.filterIntensity,this.minIntensity=t.minIntensity,this.maxIntensity=t.maxIntensity}set pointSize(e){this._state.pointSize=e||2,this.glRedraw()}get pointSize(){return this._state.pointSize}set roundPoints(e){e=!1!==e,this._state.roundPoints!==e&&(this._state.roundPoints=e,this.scene._needRecompile=!0,this.glRedraw())}get roundPoints(){return this._state.roundPoints}set perspectivePoints(e){e=!1!==e,this._state.perspectivePoints!==e&&(this._state.perspectivePoints=e,this.scene._needRecompile=!0,this.glRedraw())}get perspectivePoints(){return this._state.perspectivePoints}set minPerspectivePointSize(e){this._state.minPerspectivePointSize=e||1,this.scene._needRecompile=!0,this.glRedraw()}get minPerspectivePointSize(){return this._state.minPerspectivePointSize}set maxPerspectivePointSize(e){this._state.maxPerspectivePointSize=e||6,this.scene._needRecompile=!0,this.glRedraw()}get maxPerspectivePointSize(){return this._state.maxPerspectivePointSize}set filterIntensity(e){e=!1!==e,this._state.filterIntensity!==e&&(this._state.filterIntensity=e,this.scene._needRecompile=!0,this.glRedraw())}get filterIntensity(){return this._state.filterIntensity}set minIntensity(e){this._state.minIntensity=null!=e?e:0,this.glRedraw()}get minIntensity(){return this._state.minIntensity}set maxIntensity(e){this._state.maxIntensity=null!=e?e:1,this.glRedraw()}get maxIntensity(){return this._state.maxIntensity}set preset(e){if(e=e||"default",this._preset===e)return;const t=oi[e];t?(this.pointSize=t.pointSize,this.roundPoints=t.roundPoints,this.perspectivePoints=t.perspectivePoints,this.minPerspectivePointSize=t.minPerspectivePointSize,this.maxPerspectivePointSize=t.maxPerspectivePointSize,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(oi).join(", "))}get preset(){return this._preset}get hash(){return[this.pointSize,this.roundPoints,this.perspectivePoints,this.minPerspectivePointSize,this.maxPerspectivePointSize,this.filterIntensity].join(";")}destroy(){super.destroy(),this._state.destroy()}}const ai={default:{lineWidth:1},thick:{lineWidth:2},thicker:{lineWidth:4}};class li extends Kt{get type(){return"LinesMaterial"}get presets(){return ai}constructor(e,t={}){super(e,t),this._state=new At({type:"LinesMaterial",lineWidth:null}),t.preset?(this.preset=t.preset,void 0!==t.lineWidth&&(this.lineWidth=t.lineWidth)):(this._preset="default",this.lineWidth=t.lineWidth)}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set preset(e){if(e=e||"default",this._preset===e)return;const t=ai[e];t?(this.lineWidth=t.lineWidth,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(ai).join(", "))}get preset(){return this._preset}get hash(){return[""+this.lineWidth].join(";")}destroy(){super.destroy(),this._state.destroy()}}function Ai(e,t){const i={};let s,r;for(let o=0,n=t.length;o<n;o++)s=t[o],r=e.components[s],r?r.isEntity?i[s]=!0:e.warn("pick(): Component is not an Entity: "+s):e.warn("pick(): Component not found: "+s);return i}class hi extends D{get type(){return"Scene"}constructor(e,t={}){super(null,t);const i=t.canvasElement||document.getElementById(t.canvasId);if(!(i instanceof HTMLCanvasElement))throw"Mandatory config expected: valid canvasId or canvasElement";this._tickifiedFunctions={};const s=!!t.transparent,r=!!t.alphaDepthMask;this._aabbDirty=!0,this._readableGeometry=!!t.readableGeometryEnabled,this.viewer=e,this.occlusionTestCountdown=0,this.loading=0,this.startTime=(new Date).getTime(),this.models={},this.objects={},this._numObjects=0,this.visibleObjects={},this._numVisibleObjects=0,this.xrayedObjects={},this._numXRayedObjects=0,this.highlightedObjects={},this._numHighlightedObjects=0,this.selectedObjects={},this._numSelectedObjects=0,this.colorizedObjects={},this._numColorizedObjects=0,this.opacityObjects={},this._numOpacityObjects=0,this.offsetObjects={},this._numOffsetObjects=0,this._modelIds=null,this._objectIds=null,this._visibleObjectIds=null,this._xrayedObjectIds=null,this._highlightedObjectIds=null,this._selectedObjectIds=null,this._colorizedObjectIds=null,this._opacityObjectIds=null,this._offsetObjectIds=null,this._collidables={},this._compilables={},this._needRecompile=!1,this.types={},this.components={},this.sectionPlanes={},this.lights={},this.lightMaps={},this.reflectionMaps={},this.bitmaps={},this.lineSets={},this.realWorldOffset=t.realWorldOffset||new Float64Array([0,0,0]),this.canvas=new De(this,{dontClear:!0,canvas:i,spinnerElementId:t.spinnerElementId,transparent:s,webgl2:!1!==t.webgl2,contextAttr:t.contextAttr||{},backgroundColor:t.backgroundColor,backgroundColorFromAmbientLight:t.backgroundColorFromAmbientLight,premultipliedAlpha:t.premultipliedAlpha}),this.canvas.on("boundary",(()=>{this.glRedraw()})),this.canvas.on("webglContextFailed",(()=>{alert("xeokit failed to find WebGL!")})),this._renderer=new nt(this,{transparent:s,alphaDepthMask:r}),this._sectionPlanesState=new function(){this.sectionPlanes=[],this.clippingCaps=!1,this._numCachedSectionPlanes=0;let e=null;this.getHash=function(){if(e)return e;const t=this.getNumAllocatedSectionPlanes();if(this.sectionPlanes,0===t)return this.hash=";";const i=[];for(let e=0,s=t;e<s;e++)i.push("cp");return i.push(";"),e=i.join(""),e},this.addSectionPlane=function(t){this.sectionPlanes.push(t),e=null},this.removeSectionPlane=function(t){for(let i=0,s=this.sectionPlanes.length;i<s;i++)if(this.sectionPlanes[i].id===t.id)return this.sectionPlanes.splice(i,1),void(e=null)},this.setNumCachedSectionPlanes=function(t){this._numCachedSectionPlanes=t,e=null},this.getNumCachedSectionPlanes=function(){return this._numCachedSectionPlanes},this.getNumAllocatedSectionPlanes=function(){const e=this.sectionPlanes.length;return e>this._numCachedSectionPlanes?e:this._numCachedSectionPlanes}},this._sectionPlanesState.setNumCachedSectionPlanes(t.numCachedSectionPlanes||0),this._lightsState=new function(){const e=c.vec4([0,0,0,0]),t=c.vec4();this.lights=[],this.reflectionMaps=[],this.lightMaps=[];let i=null,s=null;this.getHash=function(){if(i)return i;const e=[],t=this.lights;let s;for(let i=0,r=t.length;i<r;i++)s=t[i],e.push("/"),e.push(s.type),e.push("world"===s.space?"w":"v"),s.castsShadow&&e.push("sh");return this.lightMaps.length>0&&e.push("/lm"),this.reflectionMaps.length>0&&e.push("/rm"),e.push(";"),i=e.join(""),i},this.addLight=function(e){this.lights.push(e),s=null,i=null},this.removeLight=function(e){for(let t=0,r=this.lights.length;t<r;t++){if(this.lights[t].id===e.id)return this.lights.splice(t,1),s&&s.id===e.id&&(s=null),void(i=null)}},this.addReflectionMap=function(e){this.reflectionMaps.push(e),i=null},this.removeReflectionMap=function(e){for(let t=0,s=this.reflectionMaps.length;t<s;t++)if(this.reflectionMaps[t].id===e.id)return this.reflectionMaps.splice(t,1),void(i=null)},this.addLightMap=function(e){this.lightMaps.push(e),i=null},this.removeLightMap=function(e){for(let t=0,s=this.lightMaps.length;t<s;t++)if(this.lightMaps[t].id===e.id)return this.lightMaps.splice(t,1),void(i=null)},this.getAmbientColorAndIntensity=function(){if(!s)for(let e=0,t=this.lights.length;e<t;e++){const t=this.lights[e];if("ambient"===t.type){s=t;break}}if(s){const e=s.color,i=s.intensity;return t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=i,t}return e}},this.input=new at(this,{dontClear:!0,element:this.canvas.canvas,keyboardEventsElement:t.keyboardEventsElement}),this.metrics=new ii(this,{units:t.units,scale:t.scale,origin:t.origin}),this.sao=new si(this,{enabled:t.saoEnabled}),this.crossSections=new ri(this,{}),this.ticksPerRender=t.ticksPerRender,this.ticksPerOcclusionTest=t.ticksPerOcclusionTest,this.passes=t.passes,this.clearEachPass=t.clearEachPass,this.gammaInput=t.gammaInput,this.gammaOutput=t.gammaOutput,this.gammaFactor=t.gammaFactor,this._entityOffsetsEnabled=!!t.entityOffsetsEnabled,this._logarithmicDepthBufferEnabled=!!t.logarithmicDepthBufferEnabled,this._dtxEnabled=!1!==t.dtxEnabled,this._pbrEnabled=!!t.pbrEnabled,this._colorTextureEnabled=!1!==t.colorTextureEnabled,this._dtxEnabled=!!t.dtxEnabled,this._markerZOffset=t.markerZOffset,M._addScene(this),this._initDefaults(),this._viewport=new ht(this,{id:"default.viewport",autoBoundary:!0,dontClear:!0}),this._camera=new It(this,{id:"default.camera",dontClear:!0}),new Tt(this,{color:[1,1,1],intensity:.7}),new St(this,{dir:[.8,-.5,-.5],color:[.67,.67,1],intensity:.7,space:"world"}),new St(this,{dir:[-.8,-1,.5],color:[1,1,.9],intensity:.9,space:"world"}),this._camera.on("dirty",(()=>{this._renderer.imageDirty()}))}_initDefaults(){}_addComponent(e){if(e.id&&this.components[e.id]&&(this.error("Component "+_.inQuotes(e.id)+" already exists in Scene - ignoring ID, will randomly-generate instead"),e.id=null),!e.id)for(void 0===window.nextID&&(window.nextID=0),e.id="__"+window.nextID++;this.components[e.id];)e.id=c.createUUID();this.components[e.id]=e;const t=e.type;let i=this.types[e.type];i||(i=this.types[t]={}),i[e.id]=e,e.compile&&(this._compilables[e.id]=e),e.isDrawable&&(this._renderer.addDrawable(e.id,e),this._collidables[e.id]=e)}_removeComponent(e){var t=e.id,i=e.type;delete this.components[t];const s=this.types[i];s&&(delete s[t],_.isEmptyObject(s)&&delete this.types[i]),e.compile&&delete this._compilables[e.id],e.isDrawable&&(this._renderer.removeDrawable(e.id),delete this._collidables[e.id])}_sectionPlaneCreated(e){this.sectionPlanes[e.id]=e,this.scene._sectionPlanesState.addSectionPlane(e._state),this.scene.fire("sectionPlaneCreated",e,!0),this._needRecompile=!0}_bitmapCreated(e){this.bitmaps[e.id]=e,this.scene.fire("bitmapCreated",e,!0)}_lineSetCreated(e){this.lineSets[e.id]=e,this.scene.fire("lineSetCreated",e,!0)}_lightCreated(e){this.lights[e.id]=e,this.scene._lightsState.addLight(e._state),this._needRecompile=!0}_lightMapCreated(e){this.lightMaps[e.id]=e,this.scene._lightsState.addLightMap(e._state),this._needRecompile=!0}_reflectionMapCreated(e){this.reflectionMaps[e.id]=e,this.scene._lightsState.addReflectionMap(e._state),this._needRecompile=!0}_sectionPlaneDestroyed(e){delete this.sectionPlanes[e.id],this.scene._sectionPlanesState.removeSectionPlane(e._state),this.scene.fire("sectionPlaneDestroyed",e,!0),this._needRecompile=!0}_bitmapDestroyed(e){delete this.bitmaps[e.id],this.scene.fire("bitmapDestroyed",e,!0)}_lineSetDestroyed(e){delete this.lineSets[e.id],this.scene.fire("lineSetDestroyed",e,!0)}_lightDestroyed(e){delete this.lights[e.id],this.scene._lightsState.removeLight(e._state),this._needRecompile=!0}_lightMapDestroyed(e){delete this.lightMaps[e.id],this.scene._lightsState.removeLightMap(e._state),this._needRecompile=!0}_reflectionMapDestroyed(e){delete this.reflectionMaps[e.id],this.scene._lightsState.removeReflectionMap(e._state),this._needRecompile=!0}_registerModel(e){this.models[e.id]=e,this._modelIds=null}_deregisterModel(e){const t=e.id;delete this.models[t],this._modelIds=null,this.fire("modelUnloaded",t)}_registerObject(e){this.objects[e.id]=e,this._numObjects++,this._objectIds=null}_deregisterObject(e){delete this.objects[e.id],this._numObjects--,this._objectIds=null}_objectVisibilityUpdated(e,t=!0){e.visible?(this.visibleObjects[e.id]=e,this._numVisibleObjects++):(delete this.visibleObjects[e.id],this._numVisibleObjects--),this._visibleObjectIds=null,t&&this.fire("objectVisibility",e,!0)}_deRegisterVisibleObject(e){delete this.visibleObjects[e.id],this._numVisibleObjects--,this._visibleObjectIds=null}_objectXRayedUpdated(e,t=!0){e.xrayed?(this.xrayedObjects[e.id]=e,this._numXRayedObjects++):(delete this.xrayedObjects[e.id],this._numXRayedObjects--),this._xrayedObjectIds=null,t&&this.fire("objectXRayed",e,!0)}_deRegisterXRayedObject(e){delete this.xrayedObjects[e.id],this._numXRayedObjects--,this._xrayedObjectIds=null}_objectHighlightedUpdated(e){e.highlighted?(this.highlightedObjects[e.id]=e,this._numHighlightedObjects++):(delete this.highlightedObjects[e.id],this._numHighlightedObjects--),this._highlightedObjectIds=null}_deRegisterHighlightedObject(e){delete this.highlightedObjects[e.id],this._numHighlightedObjects--,this._highlightedObjectIds=null}_objectSelectedUpdated(e,t=!0){e.selected?(this.selectedObjects[e.id]=e,this._numSelectedObjects++):(delete this.selectedObjects[e.id],this._numSelectedObjects--),this._selectedObjectIds=null,t&&this.fire("objectSelected",e,!0)}_deRegisterSelectedObject(e){delete this.selectedObjects[e.id],this._numSelectedObjects--,this._selectedObjectIds=null}_objectColorizeUpdated(e,t){t?(this.colorizedObjects[e.id]=e,this._numColorizedObjects++):(delete this.colorizedObjects[e.id],this._numColorizedObjects--),this._colorizedObjectIds=null}_deRegisterColorizedObject(e){delete this.colorizedObjects[e.id],this._numColorizedObjects--,this._colorizedObjectIds=null}_objectOpacityUpdated(e,t){t?(this.opacityObjects[e.id]=e,this._numOpacityObjects++):(delete this.opacityObjects[e.id],this._numOpacityObjects--),this._opacityObjectIds=null}_deRegisterOpacityObject(e){delete this.opacityObjects[e.id],this._numOpacityObjects--,this._opacityObjectIds=null}_objectOffsetUpdated(e,t){!t||0===t[0]&&0===t[1]&&0===t[2]?(this.offsetObjects[e.id]=e,this._numOffsetObjects++):(delete this.offsetObjects[e.id],this._numOffsetObjects--),this._offsetObjectIds=null}_deRegisterOffsetObject(e){delete this.offsetObjects[e.id],this._numOffsetObjects--,this._offsetObjectIds=null}_webglContextLost(){this.canvas.spinner.processes++;for(const e in this.components)if(this.components.hasOwnProperty(e)){const t=this.components[e];t._webglContextLost&&t._webglContextLost()}this._renderer.webglContextLost()}_webglContextRestored(){const e=this.canvas.gl;for(const t in this.components)if(this.components.hasOwnProperty(t)){const i=this.components[t];i._webglContextRestored&&i._webglContextRestored(e)}this._renderer.webglContextRestored(e),this.canvas.spinner.processes--}get capabilities(){return this._renderer.capabilities}get entityOffsetsEnabled(){return this._entityOffsetsEnabled}get readableGeometryEnabled(){return this._readableGeometry}get pickSurfacePrecisionEnabled(){return this._readableGeometry}get logarithmicDepthBufferEnabled(){return this._logarithmicDepthBufferEnabled}set numCachedSectionPlanes(e){e=e||0,this._sectionPlanesState.getNumCachedSectionPlanes()!==e&&(this._sectionPlanesState.setNumCachedSectionPlanes(e),this._needRecompile=!0,this.glRedraw())}get numCachedSectionPlanes(){return this._sectionPlanesState.getNumCachedSectionPlanes()}set pbrEnabled(e){this._pbrEnabled=!!e,this.glRedraw()}get pbrEnabled(){return this._pbrEnabled}set dtxEnabled(e){e=!!e,this._dtxEnabled!==e&&(this._dtxEnabled=e)}get dtxEnabled(){return this._dtxEnabled}set colorTextureEnabled(e){this._colorTextureEnabled=!!e,this.glRedraw()}get colorTextureEnabled(){return this._colorTextureEnabled}get markerZOffset(){return null==this._markerZOffset?-.001:this._markerZOffset}doOcclusionTest(){this._needRecompile&&(this._recompile(),this._needRecompile=!1),this._renderer.doOcclusionTest()}render(e){e&&M.runTasks();const t={sceneId:null,pass:0};if(this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1),!e&&!this._renderer.needsRender())return;t.sceneId=this.id;const i=this._passes,s=this._clearEachPass;let r,o;for(r=0;r<i;r++)t.pass=r,this.fire("rendering",t,!0),o=s||0===r,this._renderer.render({pass:r,clear:o,force:e}),this.fire("rendered",t,!0);this._saveAmbientColor()}compile(){this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1)}_recompile(){for(const e in this._compilables)this._compilables.hasOwnProperty(e)&&this._compilables[e].compile();this._renderer.shadowsDirty(),this.fire("compile",this,!0)}_saveAmbientColor(){const e=this.canvas;if(e.transparent||e.backgroundImage||e.backgroundColor)this._lastAmbientColor=null;else{const t=this._lightsState.getAmbientColorAndIntensity();this._lastAmbientColor&&this._lastAmbientColor[0]===t[0]&&this._lastAmbientColor[1]===t[1]&&this._lastAmbientColor[2]===t[2]&&this._lastAmbientColor[3]===t[3]||(e.backgroundColor=t,this._lastAmbientColor||(this._lastAmbientColor=c.vec4([0,0,0,1])),this._lastAmbientColor.set(t))}}get modelIds(){return this._modelIds||(this._modelIds=Object.keys(this.models)),this._modelIds}get numObjects(){return this._numObjects}get objectIds(){return this._objectIds||(this._objectIds=Object.keys(this.objects)),this._objectIds}get numVisibleObjects(){return this._numVisibleObjects}get visibleObjectIds(){return this._visibleObjectIds||(this._visibleObjectIds=Object.keys(this.visibleObjects)),this._visibleObjectIds}get numXRayedObjects(){return this._numXRayedObjects}get xrayedObjectIds(){return this._xrayedObjectIds||(this._xrayedObjectIds=Object.keys(this.xrayedObjects)),this._xrayedObjectIds}get numHighlightedObjects(){return this._numHighlightedObjects}get highlightedObjectIds(){return this._highlightedObjectIds||(this._highlightedObjectIds=Object.keys(this.highlightedObjects)),this._highlightedObjectIds}get numSelectedObjects(){return this._numSelectedObjects}get selectedObjectIds(){return this._selectedObjectIds||(this._selectedObjectIds=Object.keys(this.selectedObjects)),this._selectedObjectIds}get numColorizedObjects(){return this._numColorizedObjects}get colorizedObjectIds(){return this._colorizedObjectIds||(this._colorizedObjectIds=Object.keys(this.colorizedObjects)),this._colorizedObjectIds}get opacityObjectIds(){return this._opacityObjectIds||(this._opacityObjectIds=Object.keys(this.opacityObjects)),this._opacityObjectIds}get offsetObjectIds(){return this._offsetObjectIds||(this._offsetObjectIds=Object.keys(this.offsetObjects)),this._offsetObjectIds}set ticksPerRender(e){null==e?e=1:(!_.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'ticksPerRender': '"+e+"' - should be an integer greater than zero."),e=1),e!==this._ticksPerRender&&(this._ticksPerRender=e)}get ticksPerRender(){return this._ticksPerRender}set ticksPerOcclusionTest(e){null==e?e=20:(!_.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'ticksPerOcclusionTest': '"+e+"' - should be an integer greater than zero."),e=20),e!==this._ticksPerOcclusionTest&&(this._ticksPerOcclusionTest=e)}get ticksPerOcclusionTest(){return this._ticksPerOcclusionTest}set passes(e){null==e?e=1:(!_.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'passes': '"+e+"' - should be an integer greater than zero."),e=1),e!==this._passes&&(this._passes=e,this.glRedraw())}get passes(){return this._passes}set clearEachPass(e){(e=!!e)!==this._clearEachPass&&(this._clearEachPass=e,this.glRedraw())}get clearEachPass(){return this._clearEachPass}set gammaInput(e){(e=!1!==e)!==this._renderer.gammaInput&&(this._renderer.gammaInput=e,this._needRecompile=!0,this.glRedraw())}get gammaInput(){return this._renderer.gammaInput}set gammaOutput(e){(e=!!e)!==this._renderer.gammaOutput&&(this._renderer.gammaOutput=e,this._needRecompile=!0,this.glRedraw())}get gammaOutput(){return this._renderer.gammaOutput}set gammaFactor(e){(e=null==e?2.2:e)!==this._renderer.gammaFactor&&(this._renderer.gammaFactor=e,this.glRedraw())}get gammaFactor(){return this._renderer.gammaFactor}get geometry(){return this.components["default.geometry"]||Wt(zt)}get material(){return this.components["default.material"]||new Yt(this,{id:"default.material",emissive:[.4,.4,.4],dontClear:!0})}get xrayMaterial(){return this.components["default.xrayMaterial"]||new qt(this,{id:"default.xrayMaterial",preset:"sepia",dontClear:!0})}get highlightMaterial(){return this.components["default.highlightMaterial"]||new qt(this,{id:"default.highlightMaterial",preset:"yellowHighlight",dontClear:!0})}get selectedMaterial(){return this.components["default.selectedMaterial"]||new qt(this,{id:"default.selectedMaterial",preset:"greenSelected",dontClear:!0})}get edgeMaterial(){return this.components["default.edgeMaterial"]||new ei(this,{id:"default.edgeMaterial",preset:"default",edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1,dontClear:!0})}get pointsMaterial(){return this.components["default.pointsMaterial"]||new ni(this,{id:"default.pointsMaterial",preset:"default",dontClear:!0})}get linesMaterial(){return this.components["default.linesMaterial"]||new li(this,{id:"default.linesMaterial",preset:"default",dontClear:!0})}get viewport(){return this._viewport}get camera(){return this._camera}get center(){if(this._aabbDirty||!this._center){const e=this.aabb;this._center||(this._center=c.vec3()),this._center[0]=(e[0]+e[3])/2,this._center[1]=(e[1]+e[4])/2,this._center[2]=(e[2]+e[5])/2}return this._center}get aabb(){if(this._aabbDirty){this._aabb||(this._aabb=c.AABB3());let e,t=c.MAX_DOUBLE,i=c.MAX_DOUBLE,s=c.MAX_DOUBLE,r=c.MIN_DOUBLE,o=c.MIN_DOUBLE,n=c.MIN_DOUBLE;const a=this._collidables;let l,A=!1;for(const h in a)if(a.hasOwnProperty(h)){if(l=a[h],!1===l.collidable)continue;e=l.aabb,e[0]<t&&(t=e[0]),e[1]<i&&(i=e[1]),e[2]<s&&(s=e[2]),e[3]>r&&(r=e[3]),e[4]>o&&(o=e[4]),e[5]>n&&(n=e[5]),A=!0}A||(t=-100,i=-100,s=-100,r=100,o=100,n=100),this._aabb[0]=t,this._aabb[1]=i,this._aabb[2]=s,this._aabb[3]=r,this._aabb[4]=o,this._aabb[5]=n,this._aabbDirty=!1,this._center=null}return this._aabb}_setAABBDirty(){this._aabbDirty=!0,this.fire("boundary")}pick(e,t){if(0===this.canvas.boundary[2]||0===this.canvas.boundary[3])return this.error("Picking not allowed while canvas has zero width or height"),null;(e=e||{}).pickSurface=e.pickSurface||e.rayPick,e.canvasPos||e.matrix||e.origin&&e.direction||this.warn("picking without canvasPos, matrix, or ray origin and direction");const i=e.includeEntities||e.include;i&&(e.includeEntityIds=Ai(this,i));const s=e.excludeEntities||e.exclude;return s&&(e.excludeEntityIds=Ai(this,s)),this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1),(t=e.snapToEdge||e.snapToVertex?this._renderer.snapPick(e,t):this._renderer.pick(e,t))&&t.entity&&t.entity.fire&&t.entity.fire("picked",t),t}snapPick(e){if(void 0===this._warnSnapPickDeprecated&&(this._warnSnapPickDeprecated=!0,this.warn("Scene.snapPick() is deprecated since v2.4.2 - use Scene.pick() instead")),e.canvasPos)return this._renderer.snapPick(e);this.error("Scene.snapPick() canvasPos parameter expected")}clear(){var e;for(const t in this.components)this.components.hasOwnProperty(t)&&((e=this.components[t])._dontClear||e.destroy())}clearLights(){const e=Object.keys(this.lights);for(let t=0,i=e.length;t<i;t++)this.lights[e[t]].destroy()}clearSectionPlanes(){const e=Object.keys(this.sectionPlanes);for(let t=0,i=e.length;t<i;t++)this.sectionPlanes[e[t]].destroy()}clearBitmaps(){const e=Object.keys(this.bitmaps);for(let t=0,i=e.length;t<i;t++)this.bitmaps[e[t]].destroy()}clearLines(){const e=Object.keys(this.lineSets);for(let t=0,i=e.length;t<i;t++)this.lineSets[e[t]].destroy()}getAABB(e){if(void 0===e)return this.aabb;if(_.isString(e)){const t=this.objects[e];if(t&&t.aabb)return t.aabb;e=[e]}if(0===e.length)return this.aabb;let t,i=c.MAX_DOUBLE,s=c.MAX_DOUBLE,r=c.MAX_DOUBLE,o=c.MIN_DOUBLE,n=c.MIN_DOUBLE,a=c.MIN_DOUBLE;if(this.withObjects(e,(e=>{if(e.collidable){const l=e.aabb;l[0]<i&&(i=l[0]),l[1]<s&&(s=l[1]),l[2]<r&&(r=l[2]),l[3]>o&&(o=l[3]),l[4]>n&&(n=l[4]),l[5]>a&&(a=l[5]),t=!0}})),t){const e=c.AABB3();return e[0]=i,e[1]=s,e[2]=r,e[3]=o,e[4]=n,e[5]=a,e}return this.aabb}setObjectsVisible(e,t){return this.withObjects(e,(e=>{const i=e.visible!==t;return e.visible=t,i}))}setObjectsCollidable(e,t){return this.withObjects(e,(e=>{const i=e.collidable!==t;return e.collidable=t,i}))}setObjectsCulled(e,t){return this.withObjects(e,(e=>{const i=e.culled!==t;return e.culled=t,i}))}setObjectsSelected(e,t){return this.withObjects(e,(e=>{const i=e.selected!==t;return e.selected=t,i}))}setObjectsHighlighted(e,t){return this.withObjects(e,(e=>{const i=e.highlighted!==t;return e.highlighted=t,i}))}setObjectsXRayed(e,t){return this.withObjects(e,(e=>{const i=e.xrayed!==t;return e.xrayed=t,i}))}setObjectsEdges(e,t){return this.withObjects(e,(e=>{const i=e.edges!==t;return e.edges=t,i}))}setObjectsColorized(e,t){return this.withObjects(e,(e=>{e.colorize=t}))}setObjectsOpacity(e,t){return this.withObjects(e,(e=>{const i=e.opacity!==t;return e.opacity=t,i}))}setObjectsPickable(e,t){return this.withObjects(e,(e=>{const i=e.pickable!==t;return e.pickable=t,i}))}setObjectsOffset(e,t){this.withObjects(e,(e=>{e.offset=t}))}withObjects(e,t){_.isString(e)&&(e=[e]);let i=!1;for(let s=0,r=e.length;s<r;s++){const r=e[s];let o=this.objects[r];if(o)i=t(o)||i;else{const e=this.modelIds;for(let s=0,n=e.length;s<n;s++){const n=e[s],a=c.globalizeObjectId(n,r);o=this.objects[a],o&&(i=t(o)||i)}}}return i}tickify(e){const t=e.toString();if(t in this._tickifiedFunctions)return this._tickifiedFunctions[t].wrapperFunc;let i,s=0,r=0;const o=function(...e){i=e,r++},n=this.on("tick",(()=>{r>s&&(s=r,e(...i))}));return this._tickifiedFunctions[t]={tickSubId:n,wrapperFunc:o},o}destroy(){super.destroy();for(const e in this.components)this.components.hasOwnProperty(e)&&this.components[e].destroy();this.canvas.gl=null,this.components=null,this.models=null,this.objects=null,this.visibleObjects=null,this.xrayedObjects=null,this.highlightedObjects=null,this.selectedObjects=null,this.colorizedObjects=null,this.opacityObjects=null,this.sectionPlanes=null,this.lights=null,this.lightMaps=null,this.reflectionMaps=null,this._objectIds=null,this._visibleObjectIds=null,this._xrayedObjectIds=null,this._highlightedObjectIds=null,this._selectedObjectIds=null,this._colorizedObjectIds=null,this.types=null,this.components=null,this.canvas=null,this._renderer=null,this.input=null,this._viewport=null,this._camera=null}}const ci=function(e){"LambertMaterial"===e._material._state.type?(this.vertex=function(e){const t=e.scene,i=e.scene._sectionPlanesState,s=e.scene._lightsState,r=e._geometry._state,o=e._state.billboard,n=e._state.stationary,a=i.getNumAllocatedSectionPlanes()>0,l=!!r.compressGeometry,A=[];A.push("#version 300 es"),A.push("// Lambertian drawing vertex shader"),A.push("in vec3 position;"),A.push("uniform mat4 modelMatrix;"),A.push("uniform mat4 viewMatrix;"),A.push("uniform mat4 projMatrix;"),A.push("uniform vec4 colorize;"),A.push("uniform vec3 offset;"),l&&A.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(A.push("uniform float logDepthBufFC;"),A.push("out float vFragDepth;"),A.push("bool isPerspectiveMatrix(mat4 m) {"),A.push("    return (m[2][3] == - 1.0);"),A.push("}"),A.push("out float isPerspective;"));a&&A.push("out vec4 vWorldPosition;");if(A.push("uniform vec4 lightAmbient;"),A.push("uniform vec4 materialColor;"),A.push("uniform vec3 materialEmissive;"),r.normalsBuf){A.push("in vec3 normal;"),A.push("uniform mat4 modelNormalMatrix;"),A.push("uniform mat4 viewNormalMatrix;");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];"ambient"!==t.type&&(A.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&A.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&A.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(A.push("uniform vec3 lightPos"+e+";"),A.push("uniform vec3 lightDir"+e+";")))}l&&(A.push("vec3 octDecode(vec2 oct) {"),A.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),A.push("    if (v.z < 0.0) {"),A.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),A.push("    }"),A.push("    return normalize(v);"),A.push("}"))}A.push("out vec4 vColor;"),"points"===r.primitiveName&&A.push("uniform float pointSize;");"spherical"!==o&&"cylindrical"!==o||(A.push("void billboard(inout mat4 mat) {"),A.push("   mat[0][0] = 1.0;"),A.push("   mat[0][1] = 0.0;"),A.push("   mat[0][2] = 0.0;"),"spherical"===o&&(A.push("   mat[1][0] = 0.0;"),A.push("   mat[1][1] = 1.0;"),A.push("   mat[1][2] = 0.0;")),A.push("   mat[2][0] = 0.0;"),A.push("   mat[2][1] = 0.0;"),A.push("   mat[2][2] =1.0;"),A.push("}"));A.push("void main(void) {"),A.push("vec4 localPosition = vec4(position, 1.0); "),A.push("vec4 worldPosition;"),l&&A.push("localPosition = positionsDecodeMatrix * localPosition;");r.normalsBuf&&(l?A.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):A.push("vec4 localNormal = vec4(normal, 0.0); "),A.push("mat4 modelNormalMatrix2 = modelNormalMatrix;"),A.push("mat4 viewNormalMatrix2 = viewNormalMatrix;"));A.push("mat4 viewMatrix2 = viewMatrix;"),A.push("mat4 modelMatrix2 = modelMatrix;"),n&&A.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===o||"cylindrical"===o?(A.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),A.push("billboard(modelMatrix2);"),A.push("billboard(viewMatrix2);"),A.push("billboard(modelViewMatrix);"),r.normalsBuf&&(A.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),A.push("billboard(modelNormalMatrix2);"),A.push("billboard(viewNormalMatrix2);"),A.push("billboard(modelViewNormalMatrix);")),A.push("worldPosition = modelMatrix2 * localPosition;"),A.push("worldPosition.xyz = worldPosition.xyz + offset;"),A.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(A.push("worldPosition = modelMatrix2 * localPosition;"),A.push("worldPosition.xyz = worldPosition.xyz + offset;"),A.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));r.normalsBuf&&A.push("vec3 viewNormal = normalize((viewNormalMatrix2 * modelNormalMatrix2 * localNormal).xyz);");if(A.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),A.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),A.push("float lambertian = 1.0;"),r.normalsBuf)for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?A.push("viewLightDir = normalize(lightDir"+e+");"):A.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?A.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):A.push("viewLightDir = -normalize((viewMatrix2 * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?A.push("viewLightDir = normalize(lightDir"+e+");"):A.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+e+", 0.0)).xyz);")}A.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),A.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}A.push("vColor = vec4((lightAmbient.rgb * lightAmbient.a * materialColor.rgb) + materialEmissive.rgb + (reflectedColor * materialColor.rgb), materialColor.a) * colorize;"),a&&A.push("vWorldPosition = worldPosition;");"points"===r.primitiveName&&A.push("gl_PointSize = pointSize;");A.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(A.push("vFragDepth = 1.0 + clipPos.w;"),A.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return A.push("gl_Position = clipPos;"),A.push("}"),A}(e),this.fragment=function(e){const t=e.scene,i=t._sectionPlanesState;e._material._state;const s=e._geometry._state,r=i.getNumAllocatedSectionPlanes()>0,o=t.gammaOutput,n=[];n.push("#version 300 es"),n.push("// Lambertian drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),t.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;"));if(r){n.push("in vec4 vWorldPosition;"),n.push("uniform bool clippable;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";")}n.push("in vec4 vColor;"),o&&(n.push("uniform float gammaFactor;"),n.push("    vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("    return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}"));if(n.push("out vec4 outColor;"),n.push("void main(void) {"),r){n.push("if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > 0.0) { discard; }"),n.push("}")}"points"===s.primitiveName&&(n.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),n.push("float r = dot(cxy, cxy);"),n.push("if (r > 1.0) {"),n.push("   discard;"),n.push("}"));t.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");o?n.push("outColor = linearToGamma(vColor, gammaFactor);"):n.push("outColor = vColor;");return n.push("}"),n}(e)):(this.vertex=function(e){const t=e.scene;e._material;const i=e._state,s=t._sectionPlanesState,r=e._geometry._state,o=t._lightsState;let n;const a=i.billboard,l=i.background,A=i.stationary,h=function(e){if(!e._geometry._state.uvBuf)return!1;const t=e._material;return!!(t._ambientMap||t._occlusionMap||t._baseColorMap||t._diffuseMap||t._alphaMap||t._specularMap||t._glossinessMap||t._specularGlossinessMap||t._emissiveMap||t._metallicMap||t._roughnessMap||t._metallicRoughnessMap||t._reflectivityMap||t._normalMap)}(e),c=pi(e),u=s.getNumAllocatedSectionPlanes()>0,d=di(e),p=!!r.compressGeometry,f=[];f.push("#version 300 es"),f.push("// Drawing vertex shader"),f.push("in  vec3 position;"),p&&f.push("uniform mat4 positionsDecodeMatrix;");f.push("uniform  mat4 modelMatrix;"),f.push("uniform  mat4 viewMatrix;"),f.push("uniform  mat4 projMatrix;"),f.push("out  vec3 vViewPosition;"),f.push("uniform  vec3 offset;"),u&&f.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(f.push("uniform float logDepthBufFC;"),f.push("out float vFragDepth;"),f.push("bool isPerspectiveMatrix(mat4 m) {"),f.push("    return (m[2][3] == - 1.0);"),f.push("}"),f.push("out float isPerspective;"));o.lightMaps.length>0&&f.push("out    vec3 vWorldNormal;");if(c){f.push("in  vec3 normal;"),f.push("uniform    mat4 modelNormalMatrix;"),f.push("uniform    mat4 viewNormalMatrix;"),f.push("out    vec3 vViewNormal;");for(let e=0,t=o.lights.length;e<t;e++)n=o.lights[e],"ambient"!==n.type&&("dir"===n.type&&f.push("uniform vec3 lightDir"+e+";"),"point"===n.type&&f.push("uniform vec3 lightPos"+e+";"),"spot"===n.type&&(f.push("uniform vec3 lightPos"+e+";"),f.push("uniform vec3 lightDir"+e+";")),"dir"===n.type&&"view"===n.space||f.push("out vec4 vViewLightReverseDirAndDist"+e+";"));p&&(f.push("vec3 octDecode(vec2 oct) {"),f.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),f.push("    if (v.z < 0.0) {"),f.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),f.push("    }"),f.push("    return normalize(v);"),f.push("}"))}h&&(f.push("in vec2 uv;"),f.push("out vec2 vUV;"),p&&f.push("uniform mat3 uvDecodeMatrix;"));r.colors&&(f.push("in vec4 color;"),f.push("out vec4 vColor;"));"points"===r.primitiveName&&f.push("uniform float pointSize;");"spherical"!==a&&"cylindrical"!==a||(f.push("void billboard(inout mat4 mat) {"),f.push("   mat[0][0] = 1.0;"),f.push("   mat[0][1] = 0.0;"),f.push("   mat[0][2] = 0.0;"),"spherical"===a&&(f.push("   mat[1][0] = 0.0;"),f.push("   mat[1][1] = 1.0;"),f.push("   mat[1][2] = 0.0;")),f.push("   mat[2][0] = 0.0;"),f.push("   mat[2][1] = 0.0;"),f.push("   mat[2][2] =1.0;"),f.push("}"));if(d){f.push("const mat4 texUnitConverter = mat4(0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.5, 0.5, 0.5, 1.0);");for(let e=0,t=o.lights.length;e<t;e++)o.lights[e].castsShadow&&(f.push("uniform mat4 shadowViewMatrix"+e+";"),f.push("uniform mat4 shadowProjMatrix"+e+";"),f.push("out vec4 vShadowPosFromLight"+e+";"))}f.push("void main(void) {"),f.push("vec4 localPosition = vec4(position, 1.0); "),f.push("vec4 worldPosition;"),p&&f.push("localPosition = positionsDecodeMatrix * localPosition;");c&&(p?f.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):f.push("vec4 localNormal = vec4(normal, 0.0); "),f.push("mat4 modelNormalMatrix2    = modelNormalMatrix;"),f.push("mat4 viewNormalMatrix2     = viewNormalMatrix;"));f.push("mat4 viewMatrix2           = viewMatrix;"),f.push("mat4 modelMatrix2          = modelMatrix;"),A?f.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;"):l&&f.push("viewMatrix2[3] = vec4(0.0, 0.0, 0.0 ,1.0);");"spherical"===a||"cylindrical"===a?(f.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),f.push("billboard(modelMatrix2);"),f.push("billboard(viewMatrix2);"),f.push("billboard(modelViewMatrix);"),c&&(f.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),f.push("billboard(modelNormalMatrix2);"),f.push("billboard(viewNormalMatrix2);"),f.push("billboard(modelViewNormalMatrix);")),f.push("worldPosition = modelMatrix2 * localPosition;"),f.push("worldPosition.xyz = worldPosition.xyz + offset;"),f.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(f.push("worldPosition = modelMatrix2 * localPosition;"),f.push("worldPosition.xyz = worldPosition.xyz + offset;"),f.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));if(c){f.push("vec3 worldNormal = (modelNormalMatrix2 * localNormal).xyz; "),o.lightMaps.length>0&&f.push("vWorldNormal = worldNormal;"),f.push("vViewNormal = normalize((viewNormalMatrix2 * vec4(worldNormal, 1.0)).xyz);"),f.push("vec3 tmpVec3;"),f.push("float lightDist;");for(let e=0,t=o.lights.length;e<t;e++)n=o.lights[e],"ambient"!==n.type&&("dir"===n.type&&"world"===n.space&&(f.push("tmpVec3 = vec3(viewMatrix2 * vec4(lightDir"+e+", 0.0) ).xyz;"),f.push("vViewLightReverseDirAndDist"+e+" = vec4(-tmpVec3, 0.0);")),"point"===n.type&&("world"===n.space?(f.push("tmpVec3 = (viewMatrix2 * vec4(lightPos"+e+", 1.0)).xyz - viewPosition.xyz;"),f.push("lightDist = abs(length(tmpVec3));")):(f.push("tmpVec3 = lightPos"+e+".xyz - viewPosition.xyz;"),f.push("lightDist = abs(length(tmpVec3));")),f.push("vViewLightReverseDirAndDist"+e+" = vec4(tmpVec3, lightDist);")))}h&&(p?f.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"):f.push("vUV = uv;"));r.colors&&f.push("vColor = color;");"points"===r.primitiveName&&f.push("gl_PointSize = pointSize;");u&&f.push("vWorldPosition = worldPosition;");f.push("   vViewPosition = viewPosition.xyz;"),f.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(f.push("vFragDepth = 1.0 + clipPos.w;"),f.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));l&&f.push("clipPos.z = clipPos.w;");if(f.push("gl_Position = clipPos;"),d){f.push("const mat4 texUnitConverter = mat4(0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.5, 0.5, 0.5, 1.0);"),f.push("vec4 tempx; ");for(let e=0,t=o.lights.length;e<t;e++)o.lights[e].castsShadow&&f.push("vShadowPosFromLight"+e+" = texUnitConverter * shadowProjMatrix"+e+" * (shadowViewMatrix"+e+" * worldPosition); ")}return f.push("}"),f}(e),this.fragment=function(e){const t=e.scene;t.canvas.gl;const i=e._material,s=e._geometry._state,r=e.scene._sectionPlanesState,o=e.scene._lightsState,n=e._material._state,a=r.getNumAllocatedSectionPlanes()>0,l=pi(e),A=s.uvBuf,h="PhongMaterial"===n.type,c="MetallicMaterial"===n.type,u="SpecularMaterial"===n.type,d=di(e);t.gammaInput;const p=t.gammaOutput,f=[];f.push("#version 300 es"),f.push("// Drawing fragment shader"),f.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),f.push("precision highp float;"),f.push("precision highp int;"),f.push("#else"),f.push("precision mediump float;"),f.push("precision mediump int;"),f.push("#endif"),t.logarithmicDepthBufferEnabled&&(f.push("in float isPerspective;"),f.push("uniform float logDepthBufFC;"),f.push("in float vFragDepth;"));d&&(f.push("float unpackDepth (vec4 color) {"),f.push("  const vec4 bitShift = vec4(1.0, 1.0/256.0, 1.0/(256.0 * 256.0), 1.0/(256.0*256.0*256.0));"),f.push("  return dot(color, bitShift);"),f.push("}"));f.push("uniform float gammaFactor;"),f.push("vec4 linearToLinear( in vec4 value ) {"),f.push("  return value;"),f.push("}"),f.push("vec4 sRGBToLinear( in vec4 value ) {"),f.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),f.push("}"),f.push("vec4 gammaToLinear( in vec4 value) {"),f.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),f.push("}"),p&&(f.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),f.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),f.push("}"));if(a){f.push("in vec4 vWorldPosition;"),f.push("uniform bool clippable;");for(var g=0;g<r.getNumAllocatedSectionPlanes();g++)f.push("uniform bool sectionPlaneActive"+g+";"),f.push("uniform vec3 sectionPlanePos"+g+";"),f.push("uniform vec3 sectionPlaneDir"+g+";")}l&&(o.lightMaps.length>0&&(f.push("uniform samplerCube lightMap;"),f.push("uniform mat4 viewNormalMatrix;")),o.reflectionMaps.length>0&&f.push("uniform samplerCube reflectionMap;"),(o.lightMaps.length>0||o.reflectionMaps.length>0)&&f.push("uniform mat4 viewMatrix;"),f.push("#define PI 3.14159265359"),f.push("#define RECIPROCAL_PI 0.31830988618"),f.push("#define RECIPROCAL_PI2 0.15915494"),f.push("#define EPSILON 1e-6"),f.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),f.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),f.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),f.push("}"),f.push("struct IncidentLight {"),f.push("   vec3 color;"),f.push("   vec3 direction;"),f.push("};"),f.push("struct ReflectedLight {"),f.push("   vec3 diffuse;"),f.push("   vec3 specular;"),f.push("};"),f.push("struct Geometry {"),f.push("   vec3 position;"),f.push("   vec3 viewNormal;"),f.push("   vec3 worldNormal;"),f.push("   vec3 viewEyeDir;"),f.push("};"),f.push("struct Material {"),f.push("   vec3    diffuseColor;"),f.push("   float   specularRoughness;"),f.push("   vec3    specularColor;"),f.push("   float   shine;"),f.push("};"),h&&((o.lightMaps.length>0||o.reflectionMaps.length>0)&&(f.push("void computePhongLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),o.lightMaps.length>0&&(f.push("   vec3 irradiance = "+ui[o.lightMaps[0].encoding]+"(texture(lightMap, geometry.worldNormal)).rgb;"),f.push("   irradiance *= PI;"),f.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),o.reflectionMaps.length>0&&(f.push("   vec3 reflectVec             = reflect(-geometry.viewEyeDir, geometry.viewNormal);"),f.push("   vec3 radiance               = texture(reflectionMap, reflectVec).rgb * 0.2;"),f.push("   radiance *= PI;"),f.push("   reflectedLight.specular     += radiance;")),f.push("}")),f.push("void computePhongLighting(const in IncidentLight directLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),f.push("   float dotNL     = saturate(dot(geometry.viewNormal, directLight.direction));"),f.push("   vec3 irradiance = dotNL * directLight.color * PI;"),f.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.specular += directLight.color * material.specularColor * pow(max(dot(reflect(-directLight.direction, -geometry.viewNormal), geometry.viewEyeDir), 0.0), material.shine);"),f.push("}")),(c||u)&&(f.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),f.push("   float r = ggxRoughness + 0.0001;"),f.push("   return (2.0 / (r * r) - 2.0);"),f.push("}"),f.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),f.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),f.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),f.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),f.push("}"),o.reflectionMaps.length>0&&(f.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),f.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),f.push("   vec3 envMapColor = "+ui[o.reflectionMaps[0].encoding]+"(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),f.push("  return envMapColor;"),f.push("}")),f.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),f.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),f.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),f.push("}"),f.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),f.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),f.push("   return 1.0 / ( gl * gv );"),f.push("}"),f.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),f.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),f.push("   return 0.5 / max( gv + gl, EPSILON );"),f.push("}"),f.push("float D_GGX(const in float alpha, const in float dotNH) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),f.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),f.push("}"),f.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),f.push("   float alpha = ( roughness * roughness );"),f.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),f.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),f.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),f.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),f.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),f.push("   vec3  F = F_Schlick( specularColor, dotLH );"),f.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),f.push("   float D = D_GGX( alpha, dotNH );"),f.push("   return F * (G * D);"),f.push("}"),f.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),f.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),f.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),f.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),f.push("   vec4 r = roughness * c0 + c1;"),f.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),f.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),f.push("   return specularColor * AB.x + AB.y;"),f.push("}"),(o.lightMaps.length>0||o.reflectionMaps.length>0)&&(f.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),o.lightMaps.length>0&&(f.push("   vec3 irradiance = sRGBToLinear(texture(lightMap, geometry.worldNormal)).rgb;"),f.push("   irradiance *= PI;"),f.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),o.reflectionMaps.length>0&&(f.push("   vec3 reflectVec             = reflect(-geometry.viewEyeDir, geometry.viewNormal);"),f.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),f.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),f.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),f.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),f.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),f.push("}")),f.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),f.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),f.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),f.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),f.push("}")));f.push("in vec3 vViewPosition;"),s.colors&&f.push("in vec4 vColor;");A&&(l&&i._normalMap||i._ambientMap||i._baseColorMap||i._diffuseMap||i._emissiveMap||i._metallicMap||i._roughnessMap||i._metallicRoughnessMap||i._specularMap||i._glossinessMap||i._specularGlossinessMap||i._occlusionMap||i._alphaMap)&&f.push("in vec2 vUV;");l&&(o.lightMaps.length>0&&f.push("in vec3 vWorldNormal;"),f.push("in vec3 vViewNormal;"));n.ambient&&f.push("uniform vec3 materialAmbient;");n.baseColor&&f.push("uniform vec3 materialBaseColor;");void 0!==n.alpha&&null!==n.alpha&&f.push("uniform vec4 materialAlphaModeCutoff;");n.emissive&&f.push("uniform vec3 materialEmissive;");n.diffuse&&f.push("uniform vec3 materialDiffuse;");void 0!==n.glossiness&&null!==n.glossiness&&f.push("uniform float materialGlossiness;");void 0!==n.shininess&&null!==n.shininess&&f.push("uniform float materialShininess;");n.specular&&f.push("uniform vec3 materialSpecular;");void 0!==n.metallic&&null!==n.metallic&&f.push("uniform float materialMetallic;");void 0!==n.roughness&&null!==n.roughness&&f.push("uniform float materialRoughness;");void 0!==n.specularF0&&null!==n.specularF0&&f.push("uniform float materialSpecularF0;");A&&i._ambientMap&&(f.push("uniform sampler2D ambientMap;"),i._ambientMap._state.matrix&&f.push("uniform mat4 ambientMapMatrix;"));A&&i._baseColorMap&&(f.push("uniform sampler2D baseColorMap;"),i._baseColorMap._state.matrix&&f.push("uniform mat4 baseColorMapMatrix;"));A&&i._diffuseMap&&(f.push("uniform sampler2D diffuseMap;"),i._diffuseMap._state.matrix&&f.push("uniform mat4 diffuseMapMatrix;"));A&&i._emissiveMap&&(f.push("uniform sampler2D emissiveMap;"),i._emissiveMap._state.matrix&&f.push("uniform mat4 emissiveMapMatrix;"));l&&A&&i._metallicMap&&(f.push("uniform sampler2D metallicMap;"),i._metallicMap._state.matrix&&f.push("uniform mat4 metallicMapMatrix;"));l&&A&&i._roughnessMap&&(f.push("uniform sampler2D roughnessMap;"),i._roughnessMap._state.matrix&&f.push("uniform mat4 roughnessMapMatrix;"));l&&A&&i._metallicRoughnessMap&&(f.push("uniform sampler2D metallicRoughnessMap;"),i._metallicRoughnessMap._state.matrix&&f.push("uniform mat4 metallicRoughnessMapMatrix;"));l&&i._normalMap&&(f.push("uniform sampler2D normalMap;"),i._normalMap._state.matrix&&f.push("uniform mat4 normalMapMatrix;"),f.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),f.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),f.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),f.push("      vec2 st0 = dFdx( uv.st );"),f.push("      vec2 st1 = dFdy( uv.st );"),f.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),f.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),f.push("      vec3 N = normalize( surf_norm );"),f.push("      vec3 mapN = texture( normalMap, uv ).xyz * 2.0 - 1.0;"),f.push("      mat3 tsn = mat3( S, T, N );"),f.push("      return normalize( tsn * mapN );"),f.push("}"));A&&i._occlusionMap&&(f.push("uniform sampler2D occlusionMap;"),i._occlusionMap._state.matrix&&f.push("uniform mat4 occlusionMapMatrix;"));A&&i._alphaMap&&(f.push("uniform sampler2D alphaMap;"),i._alphaMap._state.matrix&&f.push("uniform mat4 alphaMapMatrix;"));l&&A&&i._specularMap&&(f.push("uniform sampler2D specularMap;"),i._specularMap._state.matrix&&f.push("uniform mat4 specularMapMatrix;"));l&&A&&i._glossinessMap&&(f.push("uniform sampler2D glossinessMap;"),i._glossinessMap._state.matrix&&f.push("uniform mat4 glossinessMapMatrix;"));l&&A&&i._specularGlossinessMap&&(f.push("uniform sampler2D materialSpecularGlossinessMap;"),i._specularGlossinessMap._state.matrix&&f.push("uniform mat4 materialSpecularGlossinessMapMatrix;"));l&&(i._diffuseFresnel||i._specularFresnel||i._alphaFresnel||i._emissiveFresnel||i._reflectivityFresnel)&&(f.push("float fresnel(vec3 eyeDir, vec3 normal, float edgeBias, float centerBias, float power) {"),f.push("    float fr = abs(dot(eyeDir, normal));"),f.push("    float finalFr = clamp((fr - edgeBias) / (centerBias - edgeBias), 0.0, 1.0);"),f.push("    return pow(finalFr, power);"),f.push("}"),i._diffuseFresnel&&(f.push("uniform float  diffuseFresnelCenterBias;"),f.push("uniform float  diffuseFresnelEdgeBias;"),f.push("uniform float  diffuseFresnelPower;"),f.push("uniform vec3   diffuseFresnelCenterColor;"),f.push("uniform vec3   diffuseFresnelEdgeColor;")),i._specularFresnel&&(f.push("uniform float  specularFresnelCenterBias;"),f.push("uniform float  specularFresnelEdgeBias;"),f.push("uniform float  specularFresnelPower;"),f.push("uniform vec3   specularFresnelCenterColor;"),f.push("uniform vec3   specularFresnelEdgeColor;")),i._alphaFresnel&&(f.push("uniform float  alphaFresnelCenterBias;"),f.push("uniform float  alphaFresnelEdgeBias;"),f.push("uniform float  alphaFresnelPower;"),f.push("uniform vec3   alphaFresnelCenterColor;"),f.push("uniform vec3   alphaFresnelEdgeColor;")),i._reflectivityFresnel&&(f.push("uniform float  materialSpecularF0FresnelCenterBias;"),f.push("uniform float  materialSpecularF0FresnelEdgeBias;"),f.push("uniform float  materialSpecularF0FresnelPower;"),f.push("uniform vec3   materialSpecularF0FresnelCenterColor;"),f.push("uniform vec3   materialSpecularF0FresnelEdgeColor;")),i._emissiveFresnel&&(f.push("uniform float  emissiveFresnelCenterBias;"),f.push("uniform float  emissiveFresnelEdgeBias;"),f.push("uniform float  emissiveFresnelPower;"),f.push("uniform vec3   emissiveFresnelCenterColor;"),f.push("uniform vec3   emissiveFresnelEdgeColor;")));if(f.push("uniform vec4   lightAmbient;"),l)for(let e=0,t=o.lights.length;e<t;e++){const t=o.lights[e];"ambient"!==t.type&&(f.push("uniform vec4 lightColor"+e+";"),"point"===t.type&&f.push("uniform vec3 lightAttenuation"+e+";"),"dir"===t.type&&"view"===t.space&&f.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&"view"===t.space?f.push("uniform vec3 lightPos"+e+";"):f.push("in vec4 vViewLightReverseDirAndDist"+e+";"))}if(d)for(let e=0,t=o.lights.length;e<t;e++)o.lights[e].castsShadow&&(f.push("in vec4 vShadowPosFromLight"+e+";"),f.push("uniform sampler2D shadowMap"+e+";"));if(f.push("uniform vec4 colorize;"),f.push("out vec4 outColor;"),f.push("void main(void) {"),a){f.push("if (clippable) {"),f.push("  float dist = 0.0;");for(g=0;g<r.getNumAllocatedSectionPlanes();g++)f.push("if (sectionPlaneActive"+g+") {"),f.push("   dist += clamp(dot(-sectionPlaneDir"+g+".xyz, vWorldPosition.xyz - sectionPlanePos"+g+".xyz), 0.0, 1000.0);"),f.push("}");f.push("  if (dist > 0.0) { discard; }"),f.push("}")}"points"===s.primitiveName&&(f.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),f.push("float r = dot(cxy, cxy);"),f.push("if (r > 1.0) {"),f.push("   discard;"),f.push("}"));f.push("float occlusion = 1.0;"),n.ambient?f.push("vec3 ambientColor = materialAmbient;"):f.push("vec3 ambientColor = vec3(1.0, 1.0, 1.0);");n.diffuse?f.push("vec3 diffuseColor = materialDiffuse;"):n.baseColor?f.push("vec3 diffuseColor = materialBaseColor;"):f.push("vec3 diffuseColor = vec3(1.0, 1.0, 1.0);");s.colors&&f.push("diffuseColor *= vColor.rgb;");n.emissive?f.push("vec3 emissiveColor = materialEmissive;"):f.push("vec3  emissiveColor = vec3(0.0, 0.0, 0.0);");n.specular?f.push("vec3 specular = materialSpecular;"):f.push("vec3 specular = vec3(1.0, 1.0, 1.0);");void 0!==n.alpha?f.push("float alpha = materialAlphaModeCutoff[0];"):f.push("float alpha = 1.0;");s.colors&&f.push("alpha *= vColor.a;");void 0!==n.glossiness?f.push("float glossiness = materialGlossiness;"):f.push("float glossiness = 1.0;");void 0!==n.metallic?f.push("float metallic = materialMetallic;"):f.push("float metallic = 1.0;");void 0!==n.roughness?f.push("float roughness = materialRoughness;"):f.push("float roughness = 1.0;");void 0!==n.specularF0?f.push("float specularF0 = materialSpecularF0;"):f.push("float specularF0 = 1.0;");A&&(l&&i._normalMap||i._ambientMap||i._baseColorMap||i._diffuseMap||i._occlusionMap||i._emissiveMap||i._metallicMap||i._roughnessMap||i._metallicRoughnessMap||i._specularMap||i._glossinessMap||i._specularGlossinessMap||i._alphaMap)&&(f.push("vec4 texturePos = vec4(vUV.s, vUV.t, 1.0, 1.0);"),f.push("vec2 textureCoord;"));A&&i._ambientMap&&(i._ambientMap._state.matrix?f.push("textureCoord = (ambientMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 ambientTexel = texture(ambientMap, textureCoord).rgb;"),f.push("ambientTexel = "+ui[i._ambientMap._state.encoding]+"(ambientTexel);"),f.push("ambientColor *= ambientTexel.rgb;"));A&&i._diffuseMap&&(i._diffuseMap._state.matrix?f.push("textureCoord = (diffuseMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 diffuseTexel = texture(diffuseMap, textureCoord);"),f.push("diffuseTexel = "+ui[i._diffuseMap._state.encoding]+"(diffuseTexel);"),f.push("diffuseColor *= diffuseTexel.rgb;"),f.push("alpha *= diffuseTexel.a;"));A&&i._baseColorMap&&(i._baseColorMap._state.matrix?f.push("textureCoord = (baseColorMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 baseColorTexel = texture(baseColorMap, textureCoord);"),f.push("baseColorTexel = "+ui[i._baseColorMap._state.encoding]+"(baseColorTexel);"),f.push("diffuseColor *= baseColorTexel.rgb;"),f.push("alpha *= baseColorTexel.a;"));A&&i._emissiveMap&&(i._emissiveMap._state.matrix?f.push("textureCoord = (emissiveMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 emissiveTexel = texture(emissiveMap, textureCoord);"),f.push("emissiveTexel = "+ui[i._emissiveMap._state.encoding]+"(emissiveTexel);"),f.push("emissiveColor = emissiveTexel.rgb;"));A&&i._alphaMap&&(i._alphaMap._state.matrix?f.push("textureCoord = (alphaMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("alpha *= texture(alphaMap, textureCoord).r;"));A&&i._occlusionMap&&(i._occlusionMap._state.matrix?f.push("textureCoord = (occlusionMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("occlusion *= texture(occlusionMap, textureCoord).r;"));if(l&&(o.lights.length>0||o.lightMaps.length>0||o.reflectionMaps.length>0)){A&&i._normalMap?(i._normalMap._state.matrix?f.push("textureCoord = (normalMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec3 viewNormal = perturbNormal2Arb( vViewPosition, normalize(vViewNormal), textureCoord );")):f.push("vec3 viewNormal = normalize(vViewNormal);"),A&&i._specularMap&&(i._specularMap._state.matrix?f.push("textureCoord = (specularMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("specular *= texture(specularMap, textureCoord).rgb;")),A&&i._glossinessMap&&(i._glossinessMap._state.matrix?f.push("textureCoord = (glossinessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("glossiness *= texture(glossinessMap, textureCoord).r;")),A&&i._specularGlossinessMap&&(i._specularGlossinessMap._state.matrix?f.push("textureCoord = (materialSpecularGlossinessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 specGlossRGB = texture(materialSpecularGlossinessMap, textureCoord).rgba;"),f.push("specular *= specGlossRGB.rgb;"),f.push("glossiness *= specGlossRGB.a;")),A&&i._metallicMap&&(i._metallicMap._state.matrix?f.push("textureCoord = (metallicMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("metallic *= texture(metallicMap, textureCoord).r;")),A&&i._roughnessMap&&(i._roughnessMap._state.matrix?f.push("textureCoord = (roughnessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("roughness *= texture(roughnessMap, textureCoord).r;")),A&&i._metallicRoughnessMap&&(i._metallicRoughnessMap._state.matrix?f.push("textureCoord = (metallicRoughnessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec3 metalRoughRGB = texture(metallicRoughnessMap, textureCoord).rgb;"),f.push("metallic *= metalRoughRGB.b;"),f.push("roughness *= metalRoughRGB.g;")),f.push("vec3 viewEyeDir = normalize(-vViewPosition);"),i._diffuseFresnel&&(f.push("float diffuseFresnel = fresnel(viewEyeDir, viewNormal, diffuseFresnelEdgeBias, diffuseFresnelCenterBias, diffuseFresnelPower);"),f.push("diffuseColor *= mix(diffuseFresnelEdgeColor, diffuseFresnelCenterColor, diffuseFresnel);")),i._specularFresnel&&(f.push("float specularFresnel = fresnel(viewEyeDir, viewNormal, specularFresnelEdgeBias, specularFresnelCenterBias, specularFresnelPower);"),f.push("specular *= mix(specularFresnelEdgeColor, specularFresnelCenterColor, specularFresnel);")),i._alphaFresnel&&(f.push("float alphaFresnel = fresnel(viewEyeDir, viewNormal, alphaFresnelEdgeBias, alphaFresnelCenterBias, alphaFresnelPower);"),f.push("alpha *= mix(alphaFresnelEdgeColor.r, alphaFresnelCenterColor.r, alphaFresnel);")),i._emissiveFresnel&&(f.push("float emissiveFresnel = fresnel(viewEyeDir, viewNormal, emissiveFresnelEdgeBias, emissiveFresnelCenterBias, emissiveFresnelPower);"),f.push("emissiveColor *= mix(emissiveFresnelEdgeColor, emissiveFresnelCenterColor, emissiveFresnel);")),f.push("if (materialAlphaModeCutoff[1] == 1.0 && alpha < materialAlphaModeCutoff[2]) {"),f.push("   discard;"),f.push("}"),f.push("IncidentLight  light;"),f.push("Material       material;"),f.push("Geometry       geometry;"),f.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),f.push("vec3           viewLightDir;"),h&&(f.push("material.diffuseColor      = diffuseColor;"),f.push("material.specularColor     = specular;"),f.push("material.shine             = materialShininess;")),u&&(f.push("float oneMinusSpecularStrength = 1.0 - max(max(specular.r, specular.g ),specular.b);"),f.push("material.diffuseColor      = diffuseColor * oneMinusSpecularStrength;"),f.push("material.specularRoughness = clamp( 1.0 - glossiness, 0.04, 1.0 );"),f.push("material.specularColor     = specular;")),c&&(f.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),f.push("material.diffuseColor      = diffuseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),f.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),f.push("material.specularColor     = mix(vec3(dielectricSpecular), diffuseColor, metallic);")),f.push("geometry.position      = vViewPosition;"),o.lightMaps.length>0&&f.push("geometry.worldNormal   = normalize(vWorldNormal);"),f.push("geometry.viewNormal    = viewNormal;"),f.push("geometry.viewEyeDir    = viewEyeDir;"),h&&(o.lightMaps.length>0||o.reflectionMaps.length>0)&&f.push("computePhongLightMapping(geometry, material, reflectedLight);"),(u||c)&&(o.lightMaps.length>0||o.reflectionMaps.length>0)&&f.push("computePBRLightMapping(geometry, material, reflectedLight);"),f.push("float shadow = 1.0;"),f.push("float shadowAcneRemover = 0.007;"),f.push("vec3 fragmentDepth;"),f.push("float texelSize = 1.0 / 1024.0;"),f.push("float amountInLight = 0.0;"),f.push("vec3 shadowCoord;"),f.push("vec4 rgbaDepth;"),f.push("float depth;");for(let e=0,t=o.lights.length;e<t;e++){const t=o.lights[e];"ambient"!==t.type&&("dir"===t.type&&"view"===t.space?f.push("viewLightDir = -normalize(lightDir"+e+");"):"point"===t.type&&"view"===t.space?f.push("viewLightDir = normalize(lightPos"+e+" - vViewPosition);"):f.push("viewLightDir = normalize(vViewLightReverseDirAndDist"+e+".xyz);"),d&&t.castsShadow?(f.push("shadow = 0.0;"),f.push("fragmentDepth = vShadowPosFromLight"+e+".xyz;"),f.push("fragmentDepth.z -= shadowAcneRemover;"),f.push("for (int x = -3; x <= 3; x++) {"),f.push("  for (int y = -3; y <= 3; y++) {"),f.push("      float texelDepth = unpackDepth(texture(shadowMap"+e+", fragmentDepth.xy + vec2(x, y) * texelSize));"),f.push("      if (fragmentDepth.z < texelDepth) {"),f.push("          shadow += 1.0;"),f.push("      }"),f.push("  }"),f.push("}"),f.push("shadow = shadow / 9.0;"),f.push("light.color =  lightColor"+e+".rgb * (lightColor"+e+".a * shadow);")):f.push("light.color =  lightColor"+e+".rgb * (lightColor"+e+".a );"),f.push("light.direction = viewLightDir;"),h&&f.push("computePhongLighting(light, geometry, material, reflectedLight);"),(u||c)&&f.push("computePBRLighting(light, geometry, material, reflectedLight);"))}h?f.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * diffuseColor) + ((occlusion * (( reflectedLight.diffuse + reflectedLight.specular)))) + emissiveColor;"):f.push("vec3 outgoingLight = (occlusion * (reflectedLight.diffuse)) + (occlusion * reflectedLight.specular) + emissiveColor;")}else f.push("ambientColor *= (lightAmbient.rgb * lightAmbient.a);"),f.push("vec3 outgoingLight = emissiveColor + ambientColor;");f.push("vec4 fragColor = vec4(outgoingLight, alpha) * colorize;"),p&&f.push("fragColor = linearToGamma(fragColor, gammaFactor);");f.push("outColor = fragColor;"),t.logarithmicDepthBufferEnabled&&f.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return f.push("}"),f}(e))},ui={};function di(e){if(!e.receivesShadow)return!1;const t=e.scene._lightsState.lights;if(!t||0===t.length)return!1;for(let e=0,i=t.length;e<i;e++)if(t[e].castsShadow)return!0;return!1}function pi(e){const t=e._geometry._state.primitiveName;return!(!e._geometry._state.autoVertexNormals&&!e._geometry._state.normalsBuf||"triangles"!==t&&"triangle-strip"!==t&&"triangle-fan"!==t)}ui[3e3]="linearToLinear",ui[3001]="sRGBToLinear";const fi=c.vec3(),gi=new e({}),mi=function(e,t){this.id=gi.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new ci(t),this._allocate(t)},_i={};mi.get=function(e){const t=e.scene,i=[t.canvas.canvas.id,(t.gammaInput?"gi;":";")+(t.gammaOutput?"go":""),t._lightsState.getHash(),t._sectionPlanesState.getHash(),e._geometry._state.hash,e._material._state.hash,e._state.drawHash].join(";");let s=_i[i];if(!s){if(s=new mi(i,e),s.errors)return console.log(s.errors.join("\n")),null;_i[i]=s,p.memory.programs++}return s._useCount++,s},mi.prototype.put=function(){0==--this._useCount&&(gi.removeItem(this.id),this._program&&this._program.destroy(),delete _i[this._hash],p.memory.programs--)},mi.prototype.webglContextRestored=function(){this._program=null},mi.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=Te.MAX_TEXTURE_UNITS,s=t.scene,r=t._material,o=s.canvas.gl,n=this._program,a=t._state,l=t._material._state,A=t._geometry._state,h=s.camera,c=t.origin,u=a.background;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,u&&o.depthFunc(o.LEQUAL),this._bindProgram(e)),o.uniformMatrix4fv(this._uViewMatrix,!1,c?e.getRTCViewMatrix(a.originHash,c):h.viewMatrix),o.uniformMatrix4fv(this._uViewNormalMatrix,!1,h.viewNormalMatrix),a.clippable){const e=s._sectionPlanesState.getNumAllocatedSectionPlanes(),i=s._sectionPlanesState.sectionPlanes.length;if(e>0){const r=s._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<i){const i=n.sectionPlanesActivePerLayer[t];if(o.uniform1i(e.active,i?1:0),i){const i=r[t];if(c){const t=J(i.dist,i.dir,c,fi);o.uniform3fv(e.pos,t)}else o.uniform3fv(e.pos,i.pos);o.uniform3fv(e.dir,i.dir)}}else o.uniform1i(e.active,0)}}}if(l.id!==this._lastMaterialId){e.textureUnit=this._baseTextureUnit;const t=l.backfaces;e.backfaces!==t&&(t?o.disable(o.CULL_FACE):o.enable(o.CULL_FACE),e.backfaces=t);const s=l.frontface;switch(e.frontface!==s&&(s?o.frontFace(o.CCW):o.frontFace(o.CW),e.frontface=s),e.lineWidth!==l.lineWidth&&(o.lineWidth(l.lineWidth),e.lineWidth=l.lineWidth),this._uPointSize&&o.uniform1f(this._uPointSize,l.pointSize),l.type){case"LambertMaterial":this._uMaterialAmbient&&o.uniform3fv(this._uMaterialAmbient,l.ambient),this._uMaterialColor&&o.uniform4f(this._uMaterialColor,l.color[0],l.color[1],l.color[2],l.alpha),this._uMaterialEmissive&&o.uniform3fv(this._uMaterialEmissive,l.emissive);break;case"PhongMaterial":this._uMaterialShininess&&o.uniform1f(this._uMaterialShininess,l.shininess),this._uMaterialAmbient&&o.uniform3fv(this._uMaterialAmbient,l.ambient),this._uMaterialDiffuse&&o.uniform3fv(this._uMaterialDiffuse,l.diffuse),this._uMaterialSpecular&&o.uniform3fv(this._uMaterialSpecular,l.specular),this._uMaterialEmissive&&o.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&o.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0),r._ambientMap&&r._ambientMap._state.texture&&this._uMaterialAmbientMap&&(n.bindTexture(this._uMaterialAmbientMap,r._ambientMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMaterialAmbientMapMatrix&&o.uniformMatrix4fv(this._uMaterialAmbientMapMatrix,!1,r._ambientMap._state.matrix)),r._diffuseMap&&r._diffuseMap._state.texture&&this._uDiffuseMap&&(n.bindTexture(this._uDiffuseMap,r._diffuseMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uDiffuseMapMatrix&&o.uniformMatrix4fv(this._uDiffuseMapMatrix,!1,r._diffuseMap._state.matrix)),r._specularMap&&r._specularMap._state.texture&&this._uSpecularMap&&(n.bindTexture(this._uSpecularMap,r._specularMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularMapMatrix&&o.uniformMatrix4fv(this._uSpecularMapMatrix,!1,r._specularMap._state.matrix)),r._emissiveMap&&r._emissiveMap._state.texture&&this._uEmissiveMap&&(n.bindTexture(this._uEmissiveMap,r._emissiveMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&o.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,r._emissiveMap._state.matrix)),r._alphaMap&&r._alphaMap._state.texture&&this._uAlphaMap&&(n.bindTexture(this._uAlphaMap,r._alphaMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&o.uniformMatrix4fv(this._uAlphaMapMatrix,!1,r._alphaMap._state.matrix)),r._reflectivityMap&&r._reflectivityMap._state.texture&&this._uReflectivityMap&&(n.bindTexture(this._uReflectivityMap,r._reflectivityMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,this._uReflectivityMapMatrix&&o.uniformMatrix4fv(this._uReflectivityMapMatrix,!1,r._reflectivityMap._state.matrix)),r._normalMap&&r._normalMap._state.texture&&this._uNormalMap&&(n.bindTexture(this._uNormalMap,r._normalMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&o.uniformMatrix4fv(this._uNormalMapMatrix,!1,r._normalMap._state.matrix)),r._occlusionMap&&r._occlusionMap._state.texture&&this._uOcclusionMap&&(n.bindTexture(this._uOcclusionMap,r._occlusionMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&o.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,r._occlusionMap._state.matrix)),r._diffuseFresnel&&(this._uDiffuseFresnelEdgeBias&&o.uniform1f(this._uDiffuseFresnelEdgeBias,r._diffuseFresnel.edgeBias),this._uDiffuseFresnelCenterBias&&o.uniform1f(this._uDiffuseFresnelCenterBias,r._diffuseFresnel.centerBias),this._uDiffuseFresnelEdgeColor&&o.uniform3fv(this._uDiffuseFresnelEdgeColor,r._diffuseFresnel.edgeColor),this._uDiffuseFresnelCenterColor&&o.uniform3fv(this._uDiffuseFresnelCenterColor,r._diffuseFresnel.centerColor),this._uDiffuseFresnelPower&&o.uniform1f(this._uDiffuseFresnelPower,r._diffuseFresnel.power)),r._specularFresnel&&(this._uSpecularFresnelEdgeBias&&o.uniform1f(this._uSpecularFresnelEdgeBias,r._specularFresnel.edgeBias),this._uSpecularFresnelCenterBias&&o.uniform1f(this._uSpecularFresnelCenterBias,r._specularFresnel.centerBias),this._uSpecularFresnelEdgeColor&&o.uniform3fv(this._uSpecularFresnelEdgeColor,r._specularFresnel.edgeColor),this._uSpecularFresnelCenterColor&&o.uniform3fv(this._uSpecularFresnelCenterColor,r._specularFresnel.centerColor),this._uSpecularFresnelPower&&o.uniform1f(this._uSpecularFresnelPower,r._specularFresnel.power)),r._alphaFresnel&&(this._uAlphaFresnelEdgeBias&&o.uniform1f(this._uAlphaFresnelEdgeBias,r._alphaFresnel.edgeBias),this._uAlphaFresnelCenterBias&&o.uniform1f(this._uAlphaFresnelCenterBias,r._alphaFresnel.centerBias),this._uAlphaFresnelEdgeColor&&o.uniform3fv(this._uAlphaFresnelEdgeColor,r._alphaFresnel.edgeColor),this._uAlphaFresnelCenterColor&&o.uniform3fv(this._uAlphaFresnelCenterColor,r._alphaFresnel.centerColor),this._uAlphaFresnelPower&&o.uniform1f(this._uAlphaFresnelPower,r._alphaFresnel.power)),r._reflectivityFresnel&&(this._uReflectivityFresnelEdgeBias&&o.uniform1f(this._uReflectivityFresnelEdgeBias,r._reflectivityFresnel.edgeBias),this._uReflectivityFresnelCenterBias&&o.uniform1f(this._uReflectivityFresnelCenterBias,r._reflectivityFresnel.centerBias),this._uReflectivityFresnelEdgeColor&&o.uniform3fv(this._uReflectivityFresnelEdgeColor,r._reflectivityFresnel.edgeColor),this._uReflectivityFresnelCenterColor&&o.uniform3fv(this._uReflectivityFresnelCenterColor,r._reflectivityFresnel.centerColor),this._uReflectivityFresnelPower&&o.uniform1f(this._uReflectivityFresnelPower,r._reflectivityFresnel.power)),r._emissiveFresnel&&(this._uEmissiveFresnelEdgeBias&&o.uniform1f(this._uEmissiveFresnelEdgeBias,r._emissiveFresnel.edgeBias),this._uEmissiveFresnelCenterBias&&o.uniform1f(this._uEmissiveFresnelCenterBias,r._emissiveFresnel.centerBias),this._uEmissiveFresnelEdgeColor&&o.uniform3fv(this._uEmissiveFresnelEdgeColor,r._emissiveFresnel.edgeColor),this._uEmissiveFresnelCenterColor&&o.uniform3fv(this._uEmissiveFresnelCenterColor,r._emissiveFresnel.centerColor),this._uEmissiveFresnelPower&&o.uniform1f(this._uEmissiveFresnelPower,r._emissiveFresnel.power));break;case"MetallicMaterial":this._uBaseColor&&o.uniform3fv(this._uBaseColor,l.baseColor),this._uMaterialMetallic&&o.uniform1f(this._uMaterialMetallic,l.metallic),this._uMaterialRoughness&&o.uniform1f(this._uMaterialRoughness,l.roughness),this._uMaterialSpecularF0&&o.uniform1f(this._uMaterialSpecularF0,l.specularF0),this._uMaterialEmissive&&o.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&o.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0);const t=r._baseColorMap;t&&t._state.texture&&this._uBaseColorMap&&(n.bindTexture(this._uBaseColorMap,t._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uBaseColorMapMatrix&&o.uniformMatrix4fv(this._uBaseColorMapMatrix,!1,t._state.matrix));const s=r._metallicMap;s&&s._state.texture&&this._uMetallicMap&&(n.bindTexture(this._uMetallicMap,s._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMetallicMapMatrix&&o.uniformMatrix4fv(this._uMetallicMapMatrix,!1,s._state.matrix));const a=r._roughnessMap;a&&a._state.texture&&this._uRoughnessMap&&(n.bindTexture(this._uRoughnessMap,a._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uRoughnessMapMatrix&&o.uniformMatrix4fv(this._uRoughnessMapMatrix,!1,a._state.matrix));const A=r._metallicRoughnessMap;A&&A._state.texture&&this._uMetallicRoughnessMap&&(n.bindTexture(this._uMetallicRoughnessMap,A._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMetallicRoughnessMapMatrix&&o.uniformMatrix4fv(this._uMetallicRoughnessMapMatrix,!1,A._state.matrix)),(d=r._emissiveMap)&&d._state.texture&&this._uEmissiveMap&&(n.bindTexture(this._uEmissiveMap,d._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&o.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,d._state.matrix)),(p=r._occlusionMap)&&r._occlusionMap._state.texture&&this._uOcclusionMap&&(n.bindTexture(this._uOcclusionMap,p._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&o.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,p._state.matrix)),(f=r._alphaMap)&&f._state.texture&&this._uAlphaMap&&(n.bindTexture(this._uAlphaMap,f._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&o.uniformMatrix4fv(this._uAlphaMapMatrix,!1,f._state.matrix)),(g=r._normalMap)&&g._state.texture&&this._uNormalMap&&(n.bindTexture(this._uNormalMap,g._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&o.uniformMatrix4fv(this._uNormalMapMatrix,!1,g._state.matrix));break;case"SpecularMaterial":this._uMaterialDiffuse&&o.uniform3fv(this._uMaterialDiffuse,l.diffuse),this._uMaterialSpecular&&o.uniform3fv(this._uMaterialSpecular,l.specular),this._uMaterialGlossiness&&o.uniform1f(this._uMaterialGlossiness,l.glossiness),this._uMaterialReflectivity&&o.uniform1f(this._uMaterialReflectivity,l.reflectivity),this._uMaterialEmissive&&o.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&o.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0);const h=r._diffuseMap;h&&h._state.texture&&this._uDiffuseMap&&(n.bindTexture(this._uDiffuseMap,h._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uDiffuseMapMatrix&&o.uniformMatrix4fv(this._uDiffuseMapMatrix,!1,h._state.matrix));const c=r._specularMap;c&&c._state.texture&&this._uSpecularMap&&(n.bindTexture(this._uSpecularMap,c._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularMapMatrix&&o.uniformMatrix4fv(this._uSpecularMapMatrix,!1,c._state.matrix));const u=r._glossinessMap;u&&u._state.texture&&this._uGlossinessMap&&(n.bindTexture(this._uGlossinessMap,u._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uGlossinessMapMatrix&&o.uniformMatrix4fv(this._uGlossinessMapMatrix,!1,u._state.matrix));const m=r._specularGlossinessMap;var d,p,f,g;m&&m._state.texture&&this._uSpecularGlossinessMap&&(n.bindTexture(this._uSpecularGlossinessMap,m._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularGlossinessMapMatrix&&o.uniformMatrix4fv(this._uSpecularGlossinessMapMatrix,!1,m._state.matrix)),(d=r._emissiveMap)&&d._state.texture&&this._uEmissiveMap&&(n.bindTexture(this._uEmissiveMap,d._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&o.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,d._state.matrix)),(p=r._occlusionMap)&&p._state.texture&&this._uOcclusionMap&&(n.bindTexture(this._uOcclusionMap,p._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&o.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,p._state.matrix)),(f=r._alphaMap)&&f._state.texture&&this._uAlphaMap&&(n.bindTexture(this._uAlphaMap,f._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&o.uniformMatrix4fv(this._uAlphaMapMatrix,!1,f._state.matrix)),(g=r._normalMap)&&g._state.texture&&this._uNormalMap&&(n.bindTexture(this._uNormalMap,g._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&o.uniformMatrix4fv(this._uNormalMapMatrix,!1,g._state.matrix))}this._lastMaterialId=l.id}if(o.uniformMatrix4fv(this._uModelMatrix,o.FALSE,t.worldMatrix),this._uModelNormalMatrix&&o.uniformMatrix4fv(this._uModelNormalMatrix,o.FALSE,t.worldNormalMatrix),this._uClippable&&o.uniform1i(this._uClippable,a.clippable),this._uColorize){const e=a.colorize,t=this._lastColorize;t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2]&&t[3]===e[3]||(o.uniform4fv(this._uColorize,e),t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=e[3])}o.uniform3fv(this._uOffset,a.offset),A.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&o.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,A.positionsDecodeMatrix),this._uUVDecodeMatrix&&o.uniformMatrix3fv(this._uUVDecodeMatrix,!1,A.uvDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(A.positionsBuf),e.bindArray++),this._aNormal&&(this._aNormal.bindArrayBuffer(A.normalsBuf),e.bindArray++),this._aUV&&(this._aUV.bindArrayBuffer(A.uvBuf),e.bindArray++),this._aColor&&(this._aColor.bindArrayBuffer(A.colorsBuf),e.bindArray++),this._aFlags&&(this._aFlags.bindArrayBuffer(A.flagsBuf),e.bindArray++),A.indicesBuf&&(A.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=A.id),A.indicesBuf?(o.drawElements(A.primitive,A.indicesBuf.numItems,A.indicesBuf.itemType,0),e.drawElements++):A.positions&&(o.drawArrays(o.TRIANGLES,0,A.positions.numItems),e.drawArrays++),u&&o.depthFunc(o.LESS)},mi.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl,s=e._material,r=t._lightsState,o=t._sectionPlanesState,n=e._material._state;if(this._program=new He(i,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const a=this._program;this._uPositionsDecodeMatrix=a.getLocation("positionsDecodeMatrix"),this._uUVDecodeMatrix=a.getLocation("uvDecodeMatrix"),this._uModelMatrix=a.getLocation("modelMatrix"),this._uModelNormalMatrix=a.getLocation("modelNormalMatrix"),this._uViewMatrix=a.getLocation("viewMatrix"),this._uViewNormalMatrix=a.getLocation("viewNormalMatrix"),this._uProjMatrix=a.getLocation("projMatrix"),this._uGammaFactor=a.getLocation("gammaFactor"),this._uLightAmbient=[],this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[],this._uShadowViewMatrix=[],this._uShadowProjMatrix=[],t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=a.getLocation("logDepthBufFC"));const l=r.lights;let A;for(var h=0,c=l.length;h<c;h++){switch(A=l[h],A.type){case"ambient":this._uLightAmbient[h]=a.getLocation("lightAmbient");break;case"dir":this._uLightColor[h]=a.getLocation("lightColor"+h),this._uLightPos[h]=null,this._uLightDir[h]=a.getLocation("lightDir"+h);break;case"point":this._uLightColor[h]=a.getLocation("lightColor"+h),this._uLightPos[h]=a.getLocation("lightPos"+h),this._uLightDir[h]=null,this._uLightAttenuation[h]=a.getLocation("lightAttenuation"+h);break;case"spot":this._uLightColor[h]=a.getLocation("lightColor"+h),this._uLightPos[h]=a.getLocation("lightPos"+h),this._uLightDir[h]=a.getLocation("lightDir"+h),this._uLightAttenuation[h]=a.getLocation("lightAttenuation"+h)}A.castsShadow&&(this._uShadowViewMatrix[h]=a.getLocation("shadowViewMatrix"+h),this._uShadowProjMatrix[h]=a.getLocation("shadowProjMatrix"+h))}r.lightMaps.length>0&&(this._uLightMap="lightMap"),r.reflectionMaps.length>0&&(this._uReflectionMap="reflectionMap"),this._uSectionPlanes=[];for(h=0,c=o.sectionPlanes.length;h<c;h++)this._uSectionPlanes.push({active:a.getLocation("sectionPlaneActive"+h),pos:a.getLocation("sectionPlanePos"+h),dir:a.getLocation("sectionPlaneDir"+h)});switch(this._uPointSize=a.getLocation("pointSize"),n.type){case"LambertMaterial":this._uMaterialColor=a.getLocation("materialColor"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff");break;case"PhongMaterial":this._uMaterialAmbient=a.getLocation("materialAmbient"),this._uMaterialDiffuse=a.getLocation("materialDiffuse"),this._uMaterialSpecular=a.getLocation("materialSpecular"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),this._uMaterialShininess=a.getLocation("materialShininess"),s._ambientMap&&(this._uMaterialAmbientMap="ambientMap",this._uMaterialAmbientMapMatrix=a.getLocation("ambientMapMatrix")),s._diffuseMap&&(this._uDiffuseMap="diffuseMap",this._uDiffuseMapMatrix=a.getLocation("diffuseMapMatrix")),s._specularMap&&(this._uSpecularMap="specularMap",this._uSpecularMapMatrix=a.getLocation("specularMapMatrix")),s._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),s._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),s._reflectivityMap&&(this._uReflectivityMap="reflectivityMap",this._uReflectivityMapMatrix=a.getLocation("reflectivityMapMatrix")),s._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix")),s._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),s._diffuseFresnel&&(this._uDiffuseFresnelEdgeBias=a.getLocation("diffuseFresnelEdgeBias"),this._uDiffuseFresnelCenterBias=a.getLocation("diffuseFresnelCenterBias"),this._uDiffuseFresnelEdgeColor=a.getLocation("diffuseFresnelEdgeColor"),this._uDiffuseFresnelCenterColor=a.getLocation("diffuseFresnelCenterColor"),this._uDiffuseFresnelPower=a.getLocation("diffuseFresnelPower")),s._specularFresnel&&(this._uSpecularFresnelEdgeBias=a.getLocation("specularFresnelEdgeBias"),this._uSpecularFresnelCenterBias=a.getLocation("specularFresnelCenterBias"),this._uSpecularFresnelEdgeColor=a.getLocation("specularFresnelEdgeColor"),this._uSpecularFresnelCenterColor=a.getLocation("specularFresnelCenterColor"),this._uSpecularFresnelPower=a.getLocation("specularFresnelPower")),s._alphaFresnel&&(this._uAlphaFresnelEdgeBias=a.getLocation("alphaFresnelEdgeBias"),this._uAlphaFresnelCenterBias=a.getLocation("alphaFresnelCenterBias"),this._uAlphaFresnelEdgeColor=a.getLocation("alphaFresnelEdgeColor"),this._uAlphaFresnelCenterColor=a.getLocation("alphaFresnelCenterColor"),this._uAlphaFresnelPower=a.getLocation("alphaFresnelPower")),s._reflectivityFresnel&&(this._uReflectivityFresnelEdgeBias=a.getLocation("reflectivityFresnelEdgeBias"),this._uReflectivityFresnelCenterBias=a.getLocation("reflectivityFresnelCenterBias"),this._uReflectivityFresnelEdgeColor=a.getLocation("reflectivityFresnelEdgeColor"),this._uReflectivityFresnelCenterColor=a.getLocation("reflectivityFresnelCenterColor"),this._uReflectivityFresnelPower=a.getLocation("reflectivityFresnelPower")),s._emissiveFresnel&&(this._uEmissiveFresnelEdgeBias=a.getLocation("emissiveFresnelEdgeBias"),this._uEmissiveFresnelCenterBias=a.getLocation("emissiveFresnelCenterBias"),this._uEmissiveFresnelEdgeColor=a.getLocation("emissiveFresnelEdgeColor"),this._uEmissiveFresnelCenterColor=a.getLocation("emissiveFresnelCenterColor"),this._uEmissiveFresnelPower=a.getLocation("emissiveFresnelPower"));break;case"MetallicMaterial":this._uBaseColor=a.getLocation("materialBaseColor"),this._uMaterialMetallic=a.getLocation("materialMetallic"),this._uMaterialRoughness=a.getLocation("materialRoughness"),this._uMaterialSpecularF0=a.getLocation("materialSpecularF0"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),s._baseColorMap&&(this._uBaseColorMap="baseColorMap",this._uBaseColorMapMatrix=a.getLocation("baseColorMapMatrix")),s._metallicMap&&(this._uMetallicMap="metallicMap",this._uMetallicMapMatrix=a.getLocation("metallicMapMatrix")),s._roughnessMap&&(this._uRoughnessMap="roughnessMap",this._uRoughnessMapMatrix=a.getLocation("roughnessMapMatrix")),s._metallicRoughnessMap&&(this._uMetallicRoughnessMap="metallicRoughnessMap",this._uMetallicRoughnessMapMatrix=a.getLocation("metallicRoughnessMapMatrix")),s._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),s._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),s._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),s._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix"));break;case"SpecularMaterial":this._uMaterialDiffuse=a.getLocation("materialDiffuse"),this._uMaterialSpecular=a.getLocation("materialSpecular"),this._uMaterialGlossiness=a.getLocation("materialGlossiness"),this._uMaterialReflectivity=a.getLocation("reflectivityFresnel"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),s._diffuseMap&&(this._uDiffuseMap="diffuseMap",this._uDiffuseMapMatrix=a.getLocation("diffuseMapMatrix")),s._specularMap&&(this._uSpecularMap="specularMap",this._uSpecularMapMatrix=a.getLocation("specularMapMatrix")),s._glossinessMap&&(this._uGlossinessMap="glossinessMap",this._uGlossinessMapMatrix=a.getLocation("glossinessMapMatrix")),s._specularGlossinessMap&&(this._uSpecularGlossinessMap="materialSpecularGlossinessMap",this._uSpecularGlossinessMapMatrix=a.getLocation("materialSpecularGlossinessMapMatrix")),s._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),s._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),s._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),s._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix"))}this._aPosition=a.getAttribute("position"),this._aNormal=a.getAttribute("normal"),this._aUV=a.getAttribute("uv"),this._aColor=a.getAttribute("color"),this._aFlags=a.getAttribute("flags"),this._uClippable=a.getLocation("clippable"),this._uColorize=a.getLocation("colorize"),this._uOffset=a.getLocation("offset"),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastColorize=new Float32Array(4),this._baseTextureUnit=0},mi.prototype._bindProgram=function(e){const t=Te.MAX_TEXTURE_UNITS,i=this._scene,s=i.canvas.gl,r=i._lightsState,o=i.camera.project;let n;const a=this._program;if(a.bind(),e.useProgram++,e.textureUnit=0,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastColorize[0]=-1,this._lastColorize[1]=-1,this._lastColorize[2]=-1,this._lastColorize[3]=-1,s.uniformMatrix4fv(this._uProjMatrix,!1,o.matrix),i.logarithmicDepthBufferEnabled){const e=2/(Math.log(o.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,e)}for(var l=0,A=r.lights.length;l<A;l++)if(n=r.lights[l],this._uLightAmbient[l])s.uniform4f(this._uLightAmbient[l],n.color[0],n.color[1],n.color[2],n.intensity);else if(this._uLightColor[l]&&s.uniform4f(this._uLightColor[l],n.color[0],n.color[1],n.color[2],n.intensity),this._uLightPos[l]&&(s.uniform3fv(this._uLightPos[l],n.pos),this._uLightAttenuation[l]&&s.uniform1f(this._uLightAttenuation[l],n.attenuation)),this._uLightDir[l]&&s.uniform3fv(this._uLightDir[l],n.dir),n.castsShadow){this._uShadowViewMatrix[l]&&s.uniformMatrix4fv(this._uShadowViewMatrix[l],!1,n.getShadowViewMatrix()),this._uShadowProjMatrix[l]&&s.uniformMatrix4fv(this._uShadowProjMatrix[l],!1,n.getShadowProjMatrix());const i=n.getShadowRenderBuf();i&&(a.bindTexture("shadowMap"+l,i.getTexture(),e.textureUnit),e.textureUnit=(e.textureUnit+1)%t,e.bindTexture++)}r.lightMaps.length>0&&r.lightMaps[0].texture&&this._uLightMap&&(a.bindTexture(this._uLightMap,r.lightMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%t,e.bindTexture++),r.reflectionMaps.length>0&&r.reflectionMaps[0].texture&&this._uReflectionMap&&(a.bindTexture(this._uReflectionMap,r.reflectionMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%t,e.bindTexture++),this._uGammaFactor&&s.uniform1f(this._uGammaFactor,i.gammaFactor),this._baseTextureUnit=e.textureUnit};class vi{constructor(e){this.vertex=function(e){const t=e.scene,i=t._lightsState,s=function(e){const t=e._geometry._state.primitiveName;if((e._geometry._state.autoVertexNormals||e._geometry._state.normalsBuf)&&("triangles"===t||"triangle-strip"===t||"triangle-fan"===t))return!0;return!1}(e),r=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,o=!!e._geometry._state.compressGeometry,n=e._state.billboard,a=e._state.stationary,l=[];l.push("#version 300 es"),l.push("// EmphasisFillShaderSource vertex shader"),l.push("in vec3 position;"),l.push("uniform mat4 modelMatrix;"),l.push("uniform mat4 viewMatrix;"),l.push("uniform mat4 projMatrix;"),l.push("uniform vec4 colorize;"),l.push("uniform vec3 offset;"),o&&l.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(l.push("uniform float logDepthBufFC;"),l.push("out float vFragDepth;"),l.push("bool isPerspectiveMatrix(mat4 m) {"),l.push("    return (m[2][3] == - 1.0);"),l.push("}"),l.push("out float isPerspective;"));r&&l.push("out vec4 vWorldPosition;");if(l.push("uniform vec4   lightAmbient;"),l.push("uniform vec4   fillColor;"),s){l.push("in vec3 normal;"),l.push("uniform mat4 modelNormalMatrix;"),l.push("uniform mat4 viewNormalMatrix;");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];"ambient"!==t.type&&(l.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&l.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&l.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&l.push("uniform vec3 lightPos"+e+";"))}o&&(l.push("vec3 octDecode(vec2 oct) {"),l.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),l.push("    if (v.z < 0.0) {"),l.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),l.push("    }"),l.push("    return normalize(v);"),l.push("}"))}l.push("out vec4 vColor;"),("spherical"===n||"cylindrical"===n)&&(l.push("void billboard(inout mat4 mat) {"),l.push("   mat[0][0] = 1.0;"),l.push("   mat[0][1] = 0.0;"),l.push("   mat[0][2] = 0.0;"),"spherical"===n&&(l.push("   mat[1][0] = 0.0;"),l.push("   mat[1][1] = 1.0;"),l.push("   mat[1][2] = 0.0;")),l.push("   mat[2][0] = 0.0;"),l.push("   mat[2][1] = 0.0;"),l.push("   mat[2][2] =1.0;"),l.push("}"));l.push("void main(void) {"),l.push("vec4 localPosition = vec4(position, 1.0); "),l.push("vec4 worldPosition;"),o&&l.push("localPosition = positionsDecodeMatrix * localPosition;");s&&(o?l.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):l.push("vec4 localNormal = vec4(normal, 0.0); "),l.push("mat4 modelNormalMatrix2 = modelNormalMatrix;"),l.push("mat4 viewNormalMatrix2 = viewNormalMatrix;"));l.push("mat4 viewMatrix2 = viewMatrix;"),l.push("mat4 modelMatrix2 = modelMatrix;"),a&&l.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===n||"cylindrical"===n?(l.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),l.push("billboard(modelMatrix2);"),l.push("billboard(viewMatrix2);"),l.push("billboard(modelViewMatrix);"),s&&(l.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),l.push("billboard(modelNormalMatrix2);"),l.push("billboard(viewNormalMatrix2);"),l.push("billboard(modelViewNormalMatrix);")),l.push("worldPosition = modelMatrix2 * localPosition;"),l.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(l.push("worldPosition = modelMatrix2 * localPosition;"),l.push("worldPosition.xyz = worldPosition.xyz + offset;"),l.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));s&&l.push("vec3 viewNormal = normalize((viewNormalMatrix2 * modelNormalMatrix2 * localNormal).xyz);");if(l.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),l.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),l.push("float lambertian = 1.0;"),s)for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?l.push("viewLightDir = normalize(lightDir"+e+");"):l.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+e+", 0.0)).xyz);");else{if("point"!==t.type)continue;"view"===t.space?l.push("viewLightDir = normalize(lightPos"+e+" - viewPosition.xyz);"):l.push("viewLightDir = normalize((viewMatrix2 * vec4(lightPos"+e+", 0.0)).xyz);")}l.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),l.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}l.push("vColor = vec4(reflectedColor * fillColor.rgb, fillColor.a);"),r&&l.push("vWorldPosition = worldPosition;");"points"===e._geometry._state.primitiveName&&l.push("gl_PointSize = pointSize;");l.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(l.push("vFragDepth = 1.0 + clipPos.w;"),l.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return l.push("gl_Position = clipPos;"),l.push("}"),l}(e),this.fragment=function(e){const t=e.scene,i=e.scene._sectionPlanesState,s=e.scene.gammaOutput,r=i.getNumAllocatedSectionPlanes()>0,o=[];o.push("#version 300 es"),o.push("// Lambertian drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),t.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;"));s&&(o.push("uniform float gammaFactor;"),o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}"));if(r){o.push("in vec4 vWorldPosition;"),o.push("uniform bool clippable;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)o.push("uniform bool sectionPlaneActive"+e+";"),o.push("uniform vec3 sectionPlanePos"+e+";"),o.push("uniform vec3 sectionPlaneDir"+e+";")}if(o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){o.push("if (clippable) {"),o.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)o.push("if (sectionPlaneActive"+e+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > 0.0) { discard; }"),o.push("}")}"points"===e._geometry._state.primitiveName&&(o.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),o.push("float r = dot(cxy, cxy);"),o.push("if (r > 1.0) {"),o.push("   discard;"),o.push("}"));t.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");s?o.push("outColor = linearToGamma(vColor, gammaFactor);"):o.push("outColor = vColor;");return o.push("}"),o}(e)}}const bi=new e({}),yi=c.vec3(),xi=function(e,t){this.id=bi.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new vi(t),this._allocate(t)},Bi={};xi.get=function(e){const t=[e.scene.id,e.scene.gammaOutput?"go":"",e.scene._sectionPlanesState.getHash(),e._geometry._state.normalsBuf?"n":"",e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";");let i=Bi[t];return i||(i=new xi(t,e),Bi[t]=i,p.memory.programs++),i._useCount++,i},xi.prototype.put=function(){0==--this._useCount&&(bi.removeItem(this.id),this._program&&this._program.destroy(),delete Bi[this._hash],p.memory.programs--)},xi.prototype.webglContextRestored=function(){this._program=null},xi.prototype.drawMesh=function(e,t,i){this._program||this._allocate(t);const s=this._scene,r=s.camera,o=s.canvas.gl,n=0===i?t._xrayMaterial._state:1===i?t._highlightMaterial._state:t._selectedMaterial._state,a=t._state,l=t._geometry._state,A=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),o.uniformMatrix4fv(this._uViewMatrix,!1,A?e.getRTCViewMatrix(a.originHash,A):r.viewMatrix),o.uniformMatrix4fv(this._uViewNormalMatrix,!1,r.viewNormalMatrix),a.clippable){const e=s._sectionPlanesState.getNumAllocatedSectionPlanes(),i=s._sectionPlanesState.sectionPlanes.length;if(e>0){const r=s._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<i){const i=n.sectionPlanesActivePerLayer[t];if(o.uniform1i(e.active,i?1:0),i){const i=r[t];if(A){const t=J(i.dist,i.dir,A,yi);o.uniform3fv(e.pos,t)}else o.uniform3fv(e.pos,i.pos);o.uniform3fv(e.dir,i.dir)}}else o.uniform1i(e.active,0)}}}if(n.id!==this._lastMaterialId){const t=n.fillColor,i=n.backfaces;e.backfaces!==i&&(i?o.disable(o.CULL_FACE):o.enable(o.CULL_FACE),e.backfaces=i),o.uniform4f(this._uFillColor,t[0],t[1],t[2],n.fillAlpha),this._lastMaterialId=n.id}o.uniformMatrix4fv(this._uModelMatrix,o.FALSE,t.worldMatrix),this._uModelNormalMatrix&&o.uniformMatrix4fv(this._uModelNormalMatrix,o.FALSE,t.worldNormalMatrix),this._uClippable&&o.uniform1i(this._uClippable,a.clippable),o.uniform3fv(this._uOffset,a.offset),l.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&o.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,l.positionsDecodeMatrix),this._uUVDecodeMatrix&&o.uniformMatrix3fv(this._uUVDecodeMatrix,!1,l.uvDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(l.positionsBuf),e.bindArray++),this._aNormal&&(this._aNormal.bindArrayBuffer(l.normalsBuf),e.bindArray++),l.indicesBuf?(l.indicesBuf.bind(),e.bindArray++):l.positionsBuf,this._lastGeometryId=l.id),l.indicesBuf?(o.drawElements(l.primitive,l.indicesBuf.numItems,l.indicesBuf.itemType,0),e.drawElements++):l.positionsBuf&&(o.drawArrays(o.TRIANGLES,0,l.positionsBuf.numItems),e.drawArrays++)},xi.prototype._allocate=function(e){const t=e.scene,i=t._lightsState,s=t._sectionPlanesState,r=t.canvas.gl;if(this._program=new He(r,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const o=this._program;this._uPositionsDecodeMatrix=o.getLocation("positionsDecodeMatrix"),this._uModelMatrix=o.getLocation("modelMatrix"),this._uModelNormalMatrix=o.getLocation("modelNormalMatrix"),this._uViewMatrix=o.getLocation("viewMatrix"),this._uViewNormalMatrix=o.getLocation("viewNormalMatrix"),this._uProjMatrix=o.getLocation("projMatrix"),this._uLightAmbient=[],this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];for(let e=0,t=i.lights.length;e<t;e++){switch(i.lights[e].type){case"ambient":this._uLightAmbient[e]=o.getLocation("lightAmbient");break;case"dir":this._uLightColor[e]=o.getLocation("lightColor"+e),this._uLightPos[e]=null,this._uLightDir[e]=o.getLocation("lightDir"+e);break;case"point":this._uLightColor[e]=o.getLocation("lightColor"+e),this._uLightPos[e]=o.getLocation("lightPos"+e),this._uLightDir[e]=null,this._uLightAttenuation[e]=o.getLocation("lightAttenuation"+e)}}this._uSectionPlanes=[];for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)this._uSectionPlanes.push({active:o.getLocation("sectionPlaneActive"+e),pos:o.getLocation("sectionPlanePos"+e),dir:o.getLocation("sectionPlaneDir"+e)});this._uFillColor=o.getLocation("fillColor"),this._aPosition=o.getAttribute("position"),this._aNormal=o.getAttribute("normal"),this._uClippable=o.getLocation("clippable"),this._uGammaFactor=o.getLocation("gammaFactor"),this._uOffset=o.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=o.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null},xi.prototype._bindProgram=function(e){const t=this._scene,i=t.canvas.gl,s=t._lightsState,r=t.camera,o=r.project;if(this._program.bind(),e.useProgram++,e.textureUnit=0,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastIndicesBufId=null,i.uniformMatrix4fv(this._uViewNormalMatrix,!1,r.normalMatrix),i.uniformMatrix4fv(this._uProjMatrix,!1,o.matrix),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(o.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];this._uLightAmbient[e]?i.uniform4f(this._uLightAmbient[e],t.color[0],t.color[1],t.color[2],t.intensity):(this._uLightColor[e]&&i.uniform4f(this._uLightColor[e],t.color[0],t.color[1],t.color[2],t.intensity),this._uLightPos[e]&&(i.uniform3fv(this._uLightPos[e],t.pos),this._uLightAttenuation[e]&&i.uniform1f(this._uLightAttenuation[e],t.attenuation)),this._uLightDir[e]&&i.uniform3fv(this._uLightDir[e],t.dir))}this._uGammaFactor&&i.uniform1f(this._uGammaFactor,t.gammaFactor)};class wi{constructor(e){this.vertex=function(e){const t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=e._state.billboard,o=e._state.stationary,n=[];n.push("#version 300 es"),n.push("// Edges drawing vertex shader"),n.push("in vec3 position;"),n.push("uniform mat4 modelMatrix;"),n.push("uniform mat4 viewMatrix;"),n.push("uniform mat4 projMatrix;"),n.push("uniform vec4 edgeColor;"),n.push("uniform vec3 offset;"),s&&n.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;"));i&&n.push("out vec4 vWorldPosition;");n.push("out vec4 vColor;"),("spherical"===r||"cylindrical"===r)&&(n.push("void billboard(inout mat4 mat) {"),n.push("   mat[0][0] = 1.0;"),n.push("   mat[0][1] = 0.0;"),n.push("   mat[0][2] = 0.0;"),"spherical"===r&&(n.push("   mat[1][0] = 0.0;"),n.push("   mat[1][1] = 1.0;"),n.push("   mat[1][2] = 0.0;")),n.push("   mat[2][0] = 0.0;"),n.push("   mat[2][1] = 0.0;"),n.push("   mat[2][2] =1.0;"),n.push("}"));n.push("void main(void) {"),n.push("vec4 localPosition = vec4(position, 1.0); "),n.push("vec4 worldPosition;"),s&&n.push("localPosition = positionsDecodeMatrix * localPosition;");n.push("mat4 viewMatrix2 = viewMatrix;"),n.push("mat4 modelMatrix2 = modelMatrix;"),o&&n.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===r||"cylindrical"===r?(n.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),n.push("billboard(modelMatrix2);"),n.push("billboard(viewMatrix2);"),n.push("billboard(modelViewMatrix);"),n.push("worldPosition = modelMatrix2 * localPosition;"),n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(n.push("worldPosition = modelMatrix2 * localPosition;"),n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));n.push("vColor = edgeColor;"),i&&n.push("vWorldPosition = worldPosition;");n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return n.push("gl_Position = clipPos;"),n.push("}"),n}(e),this.fragment=function(e){const t=e.scene,i=e.scene._sectionPlanesState,s=e.scene.gammaOutput,r=i.getNumAllocatedSectionPlanes()>0,o=[];o.push("#version 300 es"),o.push("// Edges drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),t.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;"));s&&(o.push("uniform float gammaFactor;"),o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}"));if(r){o.push("in vec4 vWorldPosition;"),o.push("uniform bool clippable;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)o.push("uniform bool sectionPlaneActive"+e+";"),o.push("uniform vec3 sectionPlanePos"+e+";"),o.push("uniform vec3 sectionPlaneDir"+e+";")}if(o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){o.push("if (clippable) {"),o.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)o.push("if (sectionPlaneActive"+e+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > 0.0) { discard; }"),o.push("}")}t.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");s?o.push("outColor = linearToGamma(vColor, gammaFactor);"):o.push("outColor = vColor;");return o.push("}"),o}(e)}}const Pi=new e({}),Ci=c.vec3(),Mi=function(e,t){this.id=Pi.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new wi(t),this._allocate(t)},Ei={};Mi.get=function(e){const t=[e.scene.id,e.scene.gammaOutput?"go":"",e.scene._sectionPlanesState.getHash(),e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";");let i=Ei[t];return i||(i=new Mi(t,e),Ei[t]=i,p.memory.programs++),i._useCount++,i},Mi.prototype.put=function(){0==--this._useCount&&(Pi.removeItem(this.id),this._program&&this._program.destroy(),delete Ei[this._hash],p.memory.programs--)},Mi.prototype.webglContextRestored=function(){this._program=null},Mi.prototype.drawMesh=function(e,t,i){this._program||this._allocate(t);const s=this._scene,r=s.camera,o=s.canvas.gl;let n;const a=t._state,l=t._geometry,A=l._state,h=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),o.uniformMatrix4fv(this._uViewMatrix,!1,h?e.getRTCViewMatrix(a.originHash,h):r.viewMatrix),a.clippable){const e=s._sectionPlanesState.getNumAllocatedSectionPlanes(),i=s._sectionPlanesState.sectionPlanes.length;if(e>0){const r=s._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<i){const i=n.sectionPlanesActivePerLayer[t];if(o.uniform1i(e.active,i?1:0),i){const i=r[t];if(h){const t=J(i.dist,i.dir,h,Ci);o.uniform3fv(e.pos,t)}else o.uniform3fv(e.pos,i.pos);o.uniform3fv(e.dir,i.dir)}}else o.uniform1i(e.active,0)}}}switch(i){case 0:n=t._xrayMaterial._state;break;case 1:n=t._highlightMaterial._state;break;case 2:n=t._selectedMaterial._state;break;default:n=t._edgeMaterial._state}if(n.id!==this._lastMaterialId){const t=n.backfaces;if(e.backfaces!==t&&(t?o.disable(o.CULL_FACE):o.enable(o.CULL_FACE),e.backfaces=t),e.lineWidth!==n.edgeWidth&&(o.lineWidth(n.edgeWidth),e.lineWidth=n.edgeWidth),this._uEdgeColor){const e=n.edgeColor,t=n.edgeAlpha;o.uniform4f(this._uEdgeColor,e[0],e[1],e[2],t)}this._lastMaterialId=n.id}let c;o.uniformMatrix4fv(this._uModelMatrix,o.FALSE,t.worldMatrix),this._uClippable&&o.uniform1i(this._uClippable,a.clippable),o.uniform3fv(this._uOffset,a.offset),A.primitive===o.TRIANGLES?c=l._getEdgeIndices():A.primitive===o.LINES&&(c=A.indicesBuf),c&&(A.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&o.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,A.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(A.positionsBuf,A.compressGeometry?o.UNSIGNED_SHORT:o.FLOAT),e.bindArray++),c.bind(),e.bindArray++,this._lastGeometryId=A.id),o.drawElements(o.LINES,c.numItems,c.itemType,0),e.drawElements++)},Mi.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl,s=t._sectionPlanesState;if(this._program=new He(i,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const r=this._program;this._uPositionsDecodeMatrix=r.getLocation("positionsDecodeMatrix"),this._uModelMatrix=r.getLocation("modelMatrix"),this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+e),pos:r.getLocation("sectionPlanePos"+e),dir:r.getLocation("sectionPlaneDir"+e)});this._uEdgeColor=r.getLocation("edgeColor"),this._aPosition=r.getAttribute("position"),this._uClippable=r.getLocation("clippable"),this._uGammaFactor=r.getLocation("gammaFactor"),this._uOffset=r.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null},Mi.prototype._bindProgram=function(e){const t=this._program,i=this._scene,s=i.canvas.gl,r=i.camera.project;if(t.bind(),e.useProgram++,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,s.uniformMatrix4fv(this._uProjMatrix,!1,r.matrix),i.logarithmicDepthBufferEnabled){const e=2/(Math.log(r.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,e)}this._uGammaFactor&&s.uniform1f(this._uGammaFactor,i.gammaFactor)};class Fi{constructor(e){this.vertex=function(e){const t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=e._state.billboard,o=e._state.stationary,n=[];n.push("#version 300 es"),n.push("// Mesh picking vertex shader"),n.push("in vec3 position;"),n.push("uniform mat4 modelMatrix;"),n.push("uniform mat4 viewMatrix;"),n.push("uniform mat4 projMatrix;"),n.push("out vec4 vViewPosition;"),n.push("uniform vec3 offset;"),s&&n.push("uniform mat4 positionsDecodeMatrix;");i&&n.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;"));"spherical"!==r&&"cylindrical"!==r||(n.push("void billboard(inout mat4 mat) {"),n.push("   mat[0][0] = 1.0;"),n.push("   mat[0][1] = 0.0;"),n.push("   mat[0][2] = 0.0;"),"spherical"===r&&(n.push("   mat[1][0] = 0.0;"),n.push("   mat[1][1] = 1.0;"),n.push("   mat[1][2] = 0.0;")),n.push("   mat[2][0] = 0.0;"),n.push("   mat[2][1] = 0.0;"),n.push("   mat[2][2] =1.0;"),n.push("}"));n.push("uniform vec2 pickClipPos;"),n.push("vec4 remapClipPos(vec4 clipPos) {"),n.push("    clipPos.xy /= clipPos.w;"),n.push("    clipPos.xy -= pickClipPos;"),n.push("    clipPos.xy *= clipPos.w;"),n.push("    return clipPos;"),n.push("}"),n.push("void main(void) {"),n.push("vec4 localPosition = vec4(position, 1.0); "),s&&n.push("localPosition = positionsDecodeMatrix * localPosition;");n.push("mat4 viewMatrix2 = viewMatrix;"),n.push("mat4 modelMatrix2 = modelMatrix;"),o&&n.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"!==r&&"cylindrical"!==r||(n.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),n.push("billboard(modelMatrix2);"),n.push("billboard(viewMatrix2);"));n.push("   vec4 worldPosition = modelMatrix2 * localPosition;"),n.push("   worldPosition.xyz = worldPosition.xyz + offset;"),n.push("   vec4 viewPosition = viewMatrix2 * worldPosition;"),i&&n.push("   vWorldPosition = worldPosition;");n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return n.push("gl_Position = remapClipPos(clipPos);"),n.push("}"),n}(e),this.fragment=function(e){const t=e.scene,i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];r.push("#version 300 es"),r.push("// Mesh picking fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),t.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;"));if(r.push("uniform vec4 pickColor;"),s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(var o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("uniform bool sectionPlaneActive"+o+";"),r.push("uniform vec3 sectionPlanePos"+o+";"),r.push("uniform vec3 sectionPlaneDir"+o+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}t.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return r.push("   outColor = pickColor; "),r.push("}"),r}(e)}}const Ii=c.vec3(),Di=function(e,t){this._hash=e,this._shaderSource=new Fi(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},Si={};Di.get=function(e){const t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.hash].join(";");let i=Si[t];if(!i){if(i=new Di(t,e),i.errors)return console.log(i.errors.join("\n")),null;Si[t]=i,p.memory.programs++}return i._useCount++,i},Di.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete Si[this._hash],p.memory.programs--)},Di.prototype.webglContextRestored=function(){this._program=null},Di.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=this._scene,s=i.canvas.gl,r=t._state,o=t._material._state,n=t._geometry._state,a=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),s.uniformMatrix4fv(this._uViewMatrix,!1,a?e.getRTCPickViewMatrix(r.originHash,a):e.pickViewMatrix),r.clippable){const e=i._sectionPlanesState.getNumAllocatedSectionPlanes(),r=i._sectionPlanesState.sectionPlanes.length;if(e>0){const o=i._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<r){const i=n.sectionPlanesActivePerLayer[t];if(s.uniform1i(e.active,i?1:0),i){const i=o[t];if(a){const t=J(i.dist,i.dir,a,Ii);s.uniform3fv(e.pos,t)}else s.uniform3fv(e.pos,i.pos);s.uniform3fv(e.dir,i.dir)}}else s.uniform1i(e.active,0)}}}if(o.id!==this._lastMaterialId){const t=o.backfaces;e.backfaces!==t&&(t?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),e.backfaces=t);const i=o.frontface;e.frontface!==i&&(i?s.frontFace(s.CCW):s.frontFace(s.CW),e.frontface=i),this._lastMaterialId=o.id}s.uniformMatrix4fv(this._uProjMatrix,!1,e.pickProjMatrix),s.uniformMatrix4fv(this._uModelMatrix,!1,t.worldMatrix),this._uClippable&&s.uniform1i(this._uClippable,t._state.clippable),s.uniform3fv(this._uOffset,t._state.offset),n.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&s.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,n.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(n.positionsBuf,n.compressGeometry?s.UNSIGNED_SHORT:s.FLOAT),e.bindArray++),n.indicesBuf&&(n.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=n.id);var l=t._state.pickID;const A=l>>24&255,h=l>>16&255,c=l>>8&255,u=255&l;s.uniform4f(this._uPickColor,u/255,c/255,h/255,A/255),s.uniform2fv(this._uPickClipPos,e.pickClipPos),n.indicesBuf?(s.drawElements(n.primitive,n.indicesBuf.numItems,n.indicesBuf.itemType,0),e.drawElements++):n.positions&&s.drawArrays(s.TRIANGLES,0,n.positions.numItems)},Di.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl;if(this._program=new He(i,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,i=t._sectionPlanesState.sectionPlanes.length;e<i;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uPickColor=s.getLocation("pickColor"),this._uPickClipPos=s.getLocation("pickClipPos"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastGeometryId=null},Di.prototype._bindProgram=function(e){const t=this._scene,i=t.canvas.gl,s=t.camera.project;if(this._program.bind(),e.useProgram++,t.logarithmicDepthBufferEnabled){const e=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}this._lastMaterialId=null,this._lastGeometryId=null};class Ti{constructor(e){this.vertex=function(e){const t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=[];r.push("#version 300 es"),r.push("// Surface picking vertex shader"),r.push("in vec3 position;"),r.push("in vec4 color;"),r.push("uniform mat4 modelMatrix;"),r.push("uniform mat4 viewMatrix;"),r.push("uniform mat4 projMatrix;"),r.push("uniform vec3 offset;"),i&&(r.push("uniform bool clippable;"),r.push("out vec4 vWorldPosition;"));t.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;"),r.push("bool isPerspectiveMatrix(mat4 m) {"),r.push("    return (m[2][3] == - 1.0);"),r.push("}"),r.push("out float isPerspective;"));r.push("uniform vec2 pickClipPos;"),r.push("vec4 remapClipPos(vec4 clipPos) {"),r.push("    clipPos.xy /= clipPos.w;"),r.push("    clipPos.xy -= pickClipPos;"),r.push("    clipPos.xy *= clipPos.w;"),r.push("    return clipPos;"),r.push("}"),r.push("out vec4 vColor;"),s&&r.push("uniform mat4 positionsDecodeMatrix;");r.push("void main(void) {"),r.push("vec4 localPosition = vec4(position, 1.0); "),s&&r.push("localPosition = positionsDecodeMatrix * localPosition;");r.push("   vec4 worldPosition = modelMatrix * localPosition; "),r.push("   worldPosition.xyz = worldPosition.xyz + offset;"),r.push("   vec4 viewPosition = viewMatrix * worldPosition;"),i&&r.push("   vWorldPosition = worldPosition;");r.push("   vColor = color;"),r.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return r.push("gl_Position = remapClipPos(clipPos);"),r.push("}"),r}(e),this.fragment=function(e){const t=e.scene,i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];r.push("#version 300 es"),r.push("// Surface picking fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),r.push("in vec4 vColor;"),t.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;"));if(s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(let e=0;e<i.getNumAllocatedSectionPlanes();e++)r.push("uniform bool sectionPlaneActive"+e+";"),r.push("uniform vec3 sectionPlanePos"+e+";"),r.push("uniform vec3 sectionPlaneDir"+e+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(let e=0;e<i.getNumAllocatedSectionPlanes();e++)r.push("if (sectionPlaneActive"+e+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}t.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return r.push("   outColor = vColor;"),r.push("}"),r}(e)}}const Ri=c.vec3(),Li=function(e,t){this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Ti(t),this._allocate(t)},Ui={};Li.get=function(e){const t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";");let i=Ui[t];if(!i){if(i=new Li(t,e),i.errors)return console.log(i.errors.join("\n")),null;Ui[t]=i,p.memory.programs++}return i._useCount++,i},Li.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete Ui[this._hash],p.memory.programs--)},Li.prototype.webglContextRestored=function(){this._program=null},Li.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=this._scene,s=i.canvas.gl,r=t._state,o=t._material._state,n=t._geometry,a=t._geometry._state,l=t.origin,A=o.backfaces,h=o.frontface,c=i.camera.project,u=n._getPickTrianglePositions(),d=n._getPickTriangleColors();if(this._program.bind(),e.useProgram++,i.logarithmicDepthBufferEnabled){const e=2/(Math.log(c.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,e)}if(s.uniformMatrix4fv(this._uViewMatrix,!1,l?e.getRTCPickViewMatrix(r.originHash,l):e.pickViewMatrix),r.clippable){const e=i._sectionPlanesState.getNumAllocatedSectionPlanes(),r=i._sectionPlanesState.sectionPlanes.length;if(e>0){const o=i._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<r){const i=n.sectionPlanesActivePerLayer[t];if(s.uniform1i(e.active,i?1:0),i){const i=o[t];if(l){const t=J(i.dist,i.dir,l,Ri);s.uniform3fv(e.pos,t)}else s.uniform3fv(e.pos,i.pos);s.uniform3fv(e.dir,i.dir)}}else s.uniform1i(e.active,0)}}}s.uniformMatrix4fv(this._uProjMatrix,!1,e.pickProjMatrix),i.logarithmicDepthBufferEnabled&&s.uniform1f(this._uZFar,i.camera.project.far),e.backfaces!==A&&(A?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),e.backfaces=A),e.frontface!==h&&(h?s.frontFace(s.CCW):s.frontFace(s.CW),e.frontface=h),s.uniformMatrix4fv(this._uModelMatrix,!1,t.worldMatrix),this._uClippable&&s.uniform1i(this._uClippable,t._state.clippable),s.uniform3fv(this._uOffset,t._state.offset),this._uPositionsDecodeMatrix?(s.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,a.positionsDecodeMatrix),this._aPosition.bindArrayBuffer(u,a.compressGeometry?s.UNSIGNED_SHORT:s.FLOAT)):this._aPosition.bindArrayBuffer(u),s.uniform2fv(this._uPickClipPos,e.pickClipPos),d.bind(),s.enableVertexAttribArray(this._aColor.location),s.vertexAttribPointer(this._aColor.location,d.itemSize,d.itemType,!0,0,0),s.drawArrays(a.primitive,0,u.numItems/3)},Li.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl;if(this._program=new He(i,this._shaderSource),this._useCount=0,this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,i=t._sectionPlanesState.sectionPlanes.length;e<i;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),this._aColor=s.getAttribute("color"),this._uPickClipPos=s.getLocation("pickClipPos"),this._uClippable=s.getLocation("clippable"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC"))};class Oi{constructor(e){this.vertex=function(e){const t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=e._state.billboard,o=e._state.stationary,n=[];n.push("#version 300 es"),n.push("// Mesh occlusion vertex shader"),n.push("in vec3 position;"),n.push("uniform mat4 modelMatrix;"),n.push("uniform mat4 viewMatrix;"),n.push("uniform mat4 projMatrix;"),n.push("uniform vec3 offset;"),s&&n.push("uniform mat4 positionsDecodeMatrix;");i&&n.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;"));"spherical"!==r&&"cylindrical"!==r||(n.push("void billboard(inout mat4 mat) {"),n.push("   mat[0][0] = 1.0;"),n.push("   mat[0][1] = 0.0;"),n.push("   mat[0][2] = 0.0;"),"spherical"===r&&(n.push("   mat[1][0] = 0.0;"),n.push("   mat[1][1] = 1.0;"),n.push("   mat[1][2] = 0.0;")),n.push("   mat[2][0] = 0.0;"),n.push("   mat[2][1] = 0.0;"),n.push("   mat[2][2] =1.0;"),n.push("}"));n.push("void main(void) {"),n.push("vec4 localPosition = vec4(position, 1.0); "),n.push("vec4 worldPosition;"),s&&n.push("localPosition = positionsDecodeMatrix * localPosition;");n.push("mat4 viewMatrix2 = viewMatrix;"),n.push("mat4 modelMatrix2 = modelMatrix;"),o&&n.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===r||"cylindrical"===r?(n.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),n.push("billboard(modelMatrix2);"),n.push("billboard(viewMatrix2);"),n.push("billboard(modelViewMatrix);"),n.push("worldPosition = modelMatrix2 * localPosition;"),n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(n.push("worldPosition = modelMatrix2 * localPosition;"),n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));i&&n.push("   vWorldPosition = worldPosition;");n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return n.push("gl_Position = clipPos;"),n.push("}"),n}(e),this.fragment=function(e){const t=e.scene,i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];r.push("#version 300 es"),r.push("// Mesh occlusion fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),t.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;"));if(s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(var o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("uniform bool sectionPlaneActive"+o+";"),r.push("uniform vec3 sectionPlanePos"+o+";"),r.push("uniform vec3 sectionPlaneDir"+o+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}r.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),t.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return r.push("}"),r}(e)}}const ki=c.vec3(),Ni=function(e,t){this._hash=e,this._shaderSource=new Oi(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},Qi={};Ni.get=function(e){const t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.occlusionHash].join(";");let i=Qi[t];if(!i){if(i=new Ni(t,e),i.errors)return console.log(i.errors.join("\n")),null;Qi[t]=i,p.memory.programs++}return i._useCount++,i},Ni.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete Qi[this._hash],p.memory.programs--)},Ni.prototype.webglContextRestored=function(){this._program=null},Ni.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=this._scene,s=i.canvas.gl,r=t._material._state,o=t._state,n=t._geometry._state,a=t.origin;if(r.alpha<1)return;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),r.id!==this._lastMaterialId){const t=r.backfaces;e.backfaces!==t&&(t?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),e.backfaces=t);const i=r.frontface;e.frontface!==i&&(i?s.frontFace(s.CCW):s.frontFace(s.CW),e.frontface=i),this._lastMaterialId=r.id}const l=i.camera;if(s.uniformMatrix4fv(this._uViewMatrix,!1,a?e.getRTCViewMatrix(o.originHash,a):l.viewMatrix),o.clippable){const e=i._sectionPlanesState.getNumAllocatedSectionPlanes(),r=i._sectionPlanesState.sectionPlanes.length;if(e>0){const o=i._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<r){const i=n.sectionPlanesActivePerLayer[t];if(s.uniform1i(e.active,i?1:0),i){const i=o[t];if(a){const t=J(i.dist,i.dir,a,ki);s.uniform3fv(e.pos,t)}else s.uniform3fv(e.pos,i.pos);s.uniform3fv(e.dir,i.dir)}}else s.uniform1i(e.active,0)}}}s.uniformMatrix4fv(this._uProjMatrix,!1,l._project._state.matrix),s.uniformMatrix4fv(this._uModelMatrix,s.FALSE,t.worldMatrix),this._uClippable&&s.uniform1i(this._uClippable,t._state.clippable),s.uniform3fv(this._uOffset,t._state.offset),n.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&s.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,n.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(n.positionsBuf,n.compressGeometry?s.UNSIGNED_SHORT:s.FLOAT),e.bindArray++),n.indicesBuf&&(n.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=n.id),n.indicesBuf?(s.drawElements(n.primitive,n.indicesBuf.numItems,n.indicesBuf.itemType,0),e.drawElements++):n.positions&&s.drawArrays(s.TRIANGLES,0,n.positions.numItems)},Ni.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl;if(this._program=new He(i,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,i=t._sectionPlanesState.sectionPlanes.length;e<i;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null},Ni.prototype._bindProgram=function(e){const t=this._scene,i=t.camera.project,s=t.canvas.gl;if(this._program.bind(),e.useProgram++,s.uniformMatrix4fv(this._uProjMatrix,!1,i.matrix),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(i.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,e)}this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null};class Vi{constructor(e){this.vertex=function(e){const t=e.scene._sectionPlanesState.sectionPlanes.length>0,i=!!e._geometry._state.compressGeometry,s=[];s.push("// Mesh shadow vertex shader"),s.push("in vec3 position;"),s.push("uniform mat4 modelMatrix;"),s.push("uniform mat4 shadowViewMatrix;"),s.push("uniform mat4 shadowProjMatrix;"),s.push("uniform vec3 offset;"),i&&s.push("uniform mat4 positionsDecodeMatrix;");t&&s.push("out vec4 vWorldPosition;");s.push("void main(void) {"),s.push("vec4 localPosition = vec4(position, 1.0); "),s.push("vec4 worldPosition;"),i&&s.push("localPosition = positionsDecodeMatrix * localPosition;");s.push("worldPosition = modelMatrix * localPosition;"),s.push("worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&s.push("vWorldPosition = worldPosition;");return s.push("   gl_Position = shadowProjMatrix * viewPosition;"),s.push("}"),s}(e),this.fragment=function(e){const t=e.scene;t.canvas.gl;const i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("// Mesh shadow fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(var o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("uniform bool sectionPlaneActive"+o+";"),r.push("uniform vec3 sectionPlanePos"+o+";"),r.push("uniform vec3 sectionPlaneDir"+o+";")}if(r.push("vec4 encodeFloat( const in float depth ) {"),r.push("  const vec4 bitShift = vec4(256 * 256 * 256, 256 * 256, 256, 1.0);"),r.push("  const vec4 bitMask = vec4(0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);"),r.push("  vec4 comp = fract(depth * bitShift);"),r.push("  comp -= comp.xxyz * bitMask;"),r.push("  return comp;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return r.push("outColor = encodeFloat(gl_FragCoord.z);"),r.push("}"),r}(e)}}const Hi=function(e,t){this._hash=e,this._shaderSource=new Vi(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},ji={};Hi.get=function(e){const t=e.scene,i=[t.canvas.canvas.id,t._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.hash].join(";");let s=ji[i];if(!s){if(s=new Hi(i,e),s.errors)return console.log(s.errors.join("\n")),null;ji[i]=s,p.memory.programs++}return s._useCount++,s},Hi.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete ji[this._hash],p.memory.programs--)},Hi.prototype.webglContextRestored=function(){this._program=null},Hi.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=this._scene.canvas.gl,s=t._material._state,r=t._geometry._state;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),s.id!==this._lastMaterialId){const t=s.backfaces;e.backfaces!==t&&(t?i.disable(i.CULL_FACE):i.enable(i.CULL_FACE),e.backfaces=t);const r=s.frontface;e.frontface!==r&&(r?i.frontFace(i.CCW):i.frontFace(i.CW),e.frontface=r),e.lineWidth!==s.lineWidth&&(i.lineWidth(s.lineWidth),e.lineWidth=s.lineWidth),this._uPointSize&&i.uniform1i(this._uPointSize,s.pointSize),this._lastMaterialId=s.id}if(i.uniformMatrix4fv(this._uModelMatrix,i.FALSE,t.worldMatrix),r.combineGeometry){const s=t.vertexBufs;s.id!==this._lastVertexBufsId&&(s.positionsBuf&&this._aPosition&&(this._aPosition.bindArrayBuffer(s.positionsBuf,s.compressGeometry?i.UNSIGNED_SHORT:i.FLOAT),e.bindArray++),this._lastVertexBufsId=s.id)}this._uClippable&&i.uniform1i(this._uClippable,t._state.clippable),i.uniform3fv(this._uOffset,t._state.offset),r.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&i.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,r.positionsDecodeMatrix),r.combineGeometry?r.indicesBufCombined&&(r.indicesBufCombined.bind(),e.bindArray++):(this._aPosition&&(this._aPosition.bindArrayBuffer(r.positionsBuf,r.compressGeometry?i.UNSIGNED_SHORT:i.FLOAT),e.bindArray++),r.indicesBuf&&(r.indicesBuf.bind(),e.bindArray++)),this._lastGeometryId=r.id),r.combineGeometry?r.indicesBufCombined&&(i.drawElements(r.primitive,r.indicesBufCombined.numItems,r.indicesBufCombined.itemType,0),e.drawElements++):r.indicesBuf?(i.drawElements(r.primitive,r.indicesBuf.numItems,r.indicesBuf.itemType,0),e.drawElements++):r.positions&&(i.drawArrays(i.TRIANGLES,0,r.positions.numItems),e.drawArrays++)},Hi.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl;if(this._program=new He(i,this._shaderSource),this._scene=t,this._useCount=0,this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uShadowViewMatrix=s.getLocation("shadowViewMatrix"),this._uShadowProjMatrix=s.getLocation("shadowProjMatrix"),this._uSectionPlanes={};for(let e=0,i=t._sectionPlanesState.sectionPlanes.length;e<i;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uOffset=s.getLocation("offset"),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null},Hi.prototype._bindProgram=function(e){this._program||this._allocate(mesh);const t=this._scene,i=t.canvas.gl,s=t._sectionPlanesState;if(this._program.bind(),e.useProgram++,i.uniformMatrix4fv(this._uShadowViewMatrix,!1,e.shadowViewMatrix),i.uniformMatrix4fv(this._uShadowProjMatrix,!1,e.shadowProjMatrix),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,s.getNumAllocatedSectionPlanes()>0){let e,t,r,o,n;for(let a=0,l=this._uSectionPlanes.length;a<l;a++)e=this._uSectionPlanes[a],t=e.active,r=s.sectionPlanes[a],t&&i.uniform1i(t,r.active),o=e.pos,o&&i.uniform3fv(e.pos,r.pos),n=e.dir,n&&i.uniform3fv(e.dir,r.dir)}};class Gi{constructor(){this.visibleLayers=[],this.sectionPlanesActivePerLayer=[],this.reset()}reset(){this.culled=!1,this.sectioned=!1,this.numLayers=0,this.numVisibleLayers=0,this.colorOpaque=!1,this.colorTransparent=!1,this.edgesOpaque=!1,this.edgesTransparent=!1,this.xrayedSilhouetteOpaque=!1,this.xrayedEdgesOpaque=!1,this.xrayedSilhouetteTransparent=!1,this.xrayedEdgesTransparent=!1,this.highlightedSilhouetteOpaque=!1,this.highlightedEdgesOpaque=!1,this.highlightedSilhouetteTransparent=!1,this.highlightedEdgesTransparent=!1,this.selectedSilhouetteOpaque=!1,this.selectedEdgesOpaque=!1,this.selectedSilhouetteTransparent=!1,this.selectedEdgesTransparent=!1}}const zi=c.OBB3(),Wi=c.vec4(),Ki=c.vec4(),Xi=c.vec4(),Ji=c.vec3([1,0,0]),Yi=c.vec3([0,1,0]),Zi=c.vec3([0,0,1]),qi=c.vec3(3),$i=c.vec3(3),es=c.identityMat4();class ts extends D{constructor(e,t={}){super(e,t),this.renderOrder=t.renderOrder||0,this.originalSystemId=t.originalSystemId||this.id,this.renderFlags=new Gi,this._state=new At({visible:!0,culled:!1,pickable:null,clippable:null,collidable:null,occluder:!1!==t.occluder,castsShadow:null,receivesShadow:null,xrayed:!1,highlighted:!1,selected:!1,edges:!1,stationary:!!t.stationary,background:!!t.background,billboard:this._checkBillboard(t.billboard),layer:null,colorize:null,pickID:this.scene._renderer.getPickID(this),drawHash:"",pickHash:"",offset:c.vec3(),origin:null,originHash:null}),this._drawRenderer=null,this._shadowRenderer=null,this._emphasisFillRenderer=null,this._emphasisEdgesRenderer=null,this._pickMeshRenderer=null,this._pickTriangleRenderer=null,this._occlusionRenderer=null,this._geometry=t.geometry?this._checkComponent2(["ReadableGeometry","VBOGeometry"],t.geometry):this.scene.geometry,this._material=t.material?this._checkComponent2(["PhongMaterial","MetallicMaterial","SpecularMaterial","LambertMaterial"],t.material):this.scene.material,this._xrayMaterial=t.xrayMaterial?this._checkComponent("EmphasisMaterial",t.xrayMaterial):this.scene.xrayMaterial,this._highlightMaterial=t.highlightMaterial?this._checkComponent("EmphasisMaterial",t.highlightMaterial):this.scene.highlightMaterial,this._selectedMaterial=t.selectedMaterial?this._checkComponent("EmphasisMaterial",t.selectedMaterial):this.scene.selectedMaterial,this._edgeMaterial=t.edgeMaterial?this._checkComponent("EdgeMaterial",t.edgeMaterial):this.scene.edgeMaterial,this._parentNode=null,this._aabb=null,this._aabbDirty=!0,this._numTriangles=this._geometry?this._geometry.numTriangles:0,this.scene._aabbDirty=!0,this._scale=c.vec3(),this._quaternion=c.identityQuaternion(),this._rotation=c.vec3(),this._position=c.vec3(),this._worldMatrix=c.identityMat4(),this._worldNormalMatrix=c.identityMat4(),this._localMatrixDirty=!0,this._worldMatrixDirty=!0,this._worldNormalMatrixDirty=!0;const i=t.origin||t.rtcCenter;if(i&&(this._state.origin=c.vec3(i),this._state.originHash=i.join()),t.matrix?this.matrix=t.matrix:(this.scale=t.scale,this.position=t.position,t.quaternion||(this.rotation=t.rotation)),this._isObject=t.isObject,this._isObject&&this.scene._registerObject(this),this._isModel=t.isModel,this._isModel&&this.scene._registerModel(this),this.visible=t.visible,this.culled=t.culled,this.pickable=t.pickable,this.clippable=t.clippable,this.collidable=t.collidable,this.castsShadow=t.castsShadow,this.receivesShadow=t.receivesShadow,this.xrayed=t.xrayed,this.highlighted=t.highlighted,this.selected=t.selected,this.edges=t.edges,this.layer=t.layer,this.colorize=t.colorize,this.opacity=t.opacity,this.offset=t.offset,t.parentId){const e=this.scene.components[t.parentId];e?e.isNode?e.addChild(this):this.error("Parent is not a Node: '"+t.parentId+"'"):this.error("Parent not found: '"+t.parentId+"'"),this._parentNode=e}else t.parent&&(t.parent.isNode||this.error("Parent is not a Node"),t.parent.addChild(this),this._parentNode=t.parent);this.compile()}get type(){return"Mesh"}get isMesh(){return!0}get parent(){return this._parentNode}get geometry(){return this._geometry}get material(){return this._material}get position(){return this._position}set position(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get rotation(){return this._rotation}set rotation(e){this._rotation.set(e||[0,0,0]),c.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get quaternion(){return this._quaternion}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),c.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get scale(){return this._scale}set scale(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get matrix(){return this._localMatrixDirty&&(this.__localMatrix||(this.__localMatrix=c.identityMat4()),c.composeMat4(this._position,this._quaternion,this._scale,this.__localMatrix),this._localMatrixDirty=!1),this.__localMatrix}set matrix(e){this.__localMatrix||(this.__localMatrix=c.identityMat4()),this.__localMatrix.set(e||es),c.decomposeMat4(this.__localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._setWorldMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get worldMatrix(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}get worldNormalMatrix(){return this._worldNormalMatrixDirty&&this._buildWorldNormalMatrix(),this._worldNormalMatrix}get isEntity(){return!0}get isModel(){return this._isModel}get isObject(){return this._isObject}get aabb(){return this._aabbDirty&&this._updateAABB(),this._aabb}get origin(){return this._state.origin}set origin(e){e?(this._state.origin||(this._state.origin=c.vec3()),this._state.origin.set(e),this._state.originHash=e.join(),this._setAABBDirty(),this.scene._aabbDirty=!0):this._state.origin&&(this._state.origin=null,this._state.originHash=null,this._setAABBDirty(),this.scene._aabbDirty=!0)}get rtcCenter(){return this.origin}set rtcCenter(e){this.origin=e}get numTriangles(){return this._numTriangles}get visible(){return this._state.visible}set visible(e){e=!1!==e,this._state.visible=e,this._isObject&&this.scene._objectVisibilityUpdated(this,e),this.glRedraw()}get xrayed(){return this._state.xrayed}set xrayed(e){e=!!e,this._state.xrayed!==e&&(this._state.xrayed=e,this._isObject&&this.scene._objectXRayedUpdated(this,e),this.glRedraw())}get highlighted(){return this._state.highlighted}set highlighted(e){(e=!!e)!==this._state.highlighted&&(this._state.highlighted=e,this._isObject&&this.scene._objectHighlightedUpdated(this,e),this.glRedraw())}get selected(){return this._state.selected}set selected(e){(e=!!e)!==this._state.selected&&(this._state.selected=e,this._isObject&&this.scene._objectSelectedUpdated(this,e),this.glRedraw())}get edges(){return this._state.edges}set edges(e){(e=!!e)!==this._state.edges&&(this._state.edges=e,this.glRedraw())}get culled(){return this._state.culled}set culled(e){this._state.culled=!!e,this.glRedraw()}get clippable(){return this._state.clippable}set clippable(e){e=!1!==e,this._state.clippable!==e&&(this._state.clippable=e,this.glRedraw())}get collidable(){return this._state.collidable}set collidable(e){(e=!1!==e)!==this._state.collidable&&(this._state.collidable=e,this._setAABBDirty(),this.scene._aabbDirty=!0)}get pickable(){return this._state.pickable}set pickable(e){e=!1!==e,this._state.pickable!==e&&(this._state.pickable=e)}get castsShadow(){return this._state.castsShadow}set castsShadow(e){(e=!1!==e)!==this._state.castsShadow&&(this._state.castsShadow=e,this.glRedraw())}get receivesShadow(){return this._state.receivesShadow}set receivesShadow(e){(e=!1!==e)!==this._state.receivesShadow&&(this._state.receivesShadow=e,this._state.hash=e?"/mod/rs;":"/mod;",this.fire("dirty",this))}get saoEnabled(){return!1}get colorize(){return this._state.colorize}set colorize(e){let t=this._state.colorize;t||(t=this._state.colorize=new Float32Array(4),t[3]=1),e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1);const i=!!e;this.scene._objectColorizeUpdated(this,i),this.glRedraw()}get opacity(){return this._state.colorize[3]}set opacity(e){let t=this._state.colorize;t||(t=this._state.colorize=new Float32Array(4),t[0]=1,t[1]=1,t[2]=1);const i=null!=e;t[3]=i?e:1,this.scene._objectOpacityUpdated(this,i),this.glRedraw()}get transparent(){return 2===this._material.alphaMode||this._state.colorize[3]<1}get layer(){return this._state.layer}set layer(e){e=e||0,(e=Math.round(e))!==this._state.layer&&(this._state.layer=e,this._renderer.needStateSort())}get stationary(){return this._state.stationary}get billboard(){return this._state.billboard}get offset(){return this._state.offset}set offset(e){this._state.offset.set(e||[0,0,0]),this._setAABBDirty(),this.glRedraw()}get isDrawable(){return!0}get isStateSortable(){return!0}get xrayMaterial(){return this._xrayMaterial}get highlightMaterial(){return this._highlightMaterial}get selectedMaterial(){return this._selectedMaterial}get edgeMaterial(){return this._edgeMaterial}_checkBillboard(e){return"spherical"!==(e=e||"none")&&"cylindrical"!==e&&"none"!==e&&(this.error("Unsupported value for 'billboard': "+e+" - accepted values are 'spherical', 'cylindrical' and 'none' - defaulting to 'none'."),e="none"),e}compile(){const e=this._makeDrawHash();this._state.drawHash!==e&&(this._state.drawHash=e,this._putDrawRenderers(),this._drawRenderer=mi.get(this),this._emphasisFillRenderer=xi.get(this),this._emphasisEdgesRenderer=Mi.get(this));const t=this._makePickHash();if(this._state.pickHash!==t&&(this._state.pickHash=t,this._putPickRenderers(),this._pickMeshRenderer=Di.get(this)),this._state.occluder){const e=this._makeOcclusionHash();this._state.occlusionHash!==e&&(this._state.occlusionHash=e,this._putOcclusionRenderer(),this._occlusionRenderer=Ni.get(this))}}_setLocalMatrixDirty(){this._localMatrixDirty=!0,this._setWorldMatrixDirty()}_setWorldMatrixDirty(){this._worldMatrixDirty=!0,this._worldNormalMatrixDirty=!0}_buildWorldMatrix(){const e=this.matrix;if(this._parentNode)c.mulMat4(this._parentNode.worldMatrix,e,this._worldMatrix);else for(let t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}_buildWorldNormalMatrix(){this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldNormalMatrix||(this._worldNormalMatrix=c.mat4()),c.transposeMat4(this._worldMatrix,this._worldNormalMatrix),c.inverseMat4(this._worldNormalMatrix),this._worldNormalMatrixDirty=!1}_setAABBDirty(){if(this.collidable)for(let e=this;e;e=e._parentNode)e._aabbDirty=!0}_updateAABB(){this.scene._aabbDirty=!0,this._aabb||(this._aabb=c.AABB3()),this._buildAABB(this.worldMatrix,this._aabb),this._aabbDirty=!1}_webglContextRestored(){this._drawRenderer&&this._drawRenderer.webglContextRestored(),this._shadowRenderer&&this._shadowRenderer.webglContextRestored(),this._emphasisFillRenderer&&this._emphasisFillRenderer.webglContextRestored(),this._emphasisEdgesRenderer&&this._emphasisEdgesRenderer.webglContextRestored(),this._pickMeshRenderer&&this._pickMeshRenderer.webglContextRestored(),this._pickTriangleRenderer&&this._pickMeshRenderer.webglContextRestored(),this._occlusionRenderer&&this._occlusionRenderer.webglContextRestored()}_makeDrawHash(){const e=this.scene,t=[e.canvas.canvas.id,(e.gammaInput?"gi;":";")+(e.gammaOutput?"go":""),e._lightsState.getHash(),e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),i.receivesShadow&&t.push("/rs"),t.push(";"),t.join("")}_makePickHash(){const e=this.scene,t=[e.canvas.canvas.id,e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),t.push(";"),t.join("")}_makeOcclusionHash(){const e=this.scene,t=[e.canvas.canvas.id,e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),t.push(";"),t.join("")}_buildAABB(e,t){c.transformOBB3(e,this._geometry.obb,zi),c.OBB3ToAABB3(zi,t);const i=this._state.offset;if(t[0]+=i[0],t[1]+=i[1],t[2]+=i[2],t[3]+=i[0],t[4]+=i[1],t[5]+=i[2],this._state.origin){const e=this._state.origin;t[0]+=e[0],t[1]+=e[1],t[2]+=e[2],t[3]+=e[0],t[4]+=e[1],t[5]+=e[2]}}rotate(e,t){return Wi[0]=e[0],Wi[1]=e[1],Wi[2]=e[2],Wi[3]=t*c.DEGTORAD,c.angleAxisToQuaternion(Wi,Ki),c.mulQuaternions(this.quaternion,Ki,Xi),this.quaternion=Xi,this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}rotateOnWorldAxis(e,t){return Wi[0]=e[0],Wi[1]=e[1],Wi[2]=e[2],Wi[3]=t*c.DEGTORAD,c.angleAxisToQuaternion(Wi,Ki),c.mulQuaternions(Ki,this.quaternion,Ki),this}rotateX(e){return this.rotate(Ji,e)}rotateY(e){return this.rotate(Yi,e)}rotateZ(e){return this.rotate(Zi,e)}translate(e,t){return c.vec3ApplyQuaternion(this.quaternion,e,qi),c.mulVec3Scalar(qi,t,$i),c.addVec3(this.position,$i,this.position),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}translateX(e){return this.translate(Ji,e)}translateY(e){return this.translate(Yi,e)}translateZ(e){return this.translate(Zi,e)}_putDrawRenderers(){this._drawRenderer&&(this._drawRenderer.put(),this._drawRenderer=null),this._shadowRenderer&&(this._shadowRenderer.put(),this._shadowRenderer=null),this._emphasisFillRenderer&&(this._emphasisFillRenderer.put(),this._emphasisFillRenderer=null),this._emphasisEdgesRenderer&&(this._emphasisEdgesRenderer.put(),this._emphasisEdgesRenderer=null)}_putPickRenderers(){this._pickMeshRenderer&&(this._pickMeshRenderer.put(),this._pickMeshRenderer=null),this._pickTriangleRenderer&&(this._pickTriangleRenderer.put(),this._pickTriangleRenderer=null)}_putOcclusionRenderer(){this._occlusionRenderer&&(this._occlusionRenderer.put(),this._occlusionRenderer=null)}stateSortCompare(e,t){return e._state.layer-t._state.layer||e._drawRenderer.id-t._drawRenderer.id||e._material._state.id-t._material._state.id||e._geometry._state.id-t._geometry._state.id}rebuildRenderFlags(){this.renderFlags.reset(),this._getActiveSectionPlanes()?(this.renderFlags.numLayers=1,this.renderFlags.numVisibleLayers=1,this.renderFlags.visibleLayers[0]=0,this._updateRenderFlags()):this.renderFlags.culled=!0}_updateRenderFlags(){const e=this.renderFlags,t=this._state;if(t.xrayed){const t=this._xrayMaterial._state;t.fill&&(t.fillAlpha<1?e.xrayedSilhouetteTransparent=!0:e.xrayedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.xrayedEdgesTransparent=!0:e.xrayedEdgesOpaque=!0)}else{if(this._material._state.alpha<1||t.colorize[3]<1?e.colorTransparent=!0:e.colorOpaque=!0,t.edges){this._edgeMaterial._state.alpha<1?e.edgesTransparent=!0:e.edgesOpaque=!0}if(t.selected){const t=this._selectedMaterial._state;t.fill&&(t.fillAlpha<1?e.selectedSilhouetteTransparent=!0:e.selectedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.selectedEdgesTransparent=!0:e.selectedEdgesOpaque=!0)}else if(t.highlighted){const t=this._highlightMaterial._state;t.fill&&(t.fillAlpha<1?e.highlightedSilhouetteTransparent=!0:e.highlightedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.highlightedEdgesTransparent=!0:e.highlightedEdgesOpaque=!0)}}}_getActiveSectionPlanes(){if(this._state.clippable){const e=this.scene._sectionPlanesState.sectionPlanes,t=e.length;if(t>0)for(let i=0;i<t;i++){const t=e[i],s=this.renderFlags;if(t.active)if(this._state.origin){const e=c.planeAABB3Intersect(t.dir,t.dist,this.aabb);if(-1===e)return!1;const r=0===e;s.sectionPlanesActivePerLayer[i]=r}else s.sectionPlanesActivePerLayer[i]=!0;else s.sectionPlanesActivePerLayer[i]=!1}}return!0}drawColorOpaque(e){(this._drawRenderer||(this._drawRenderer=mi.get(this)))&&this._drawRenderer.drawMesh(e,this)}drawColorTransparent(e){(this._drawRenderer||(this._drawRenderer=mi.get(this)))&&this._drawRenderer.drawMesh(e,this)}drawSilhouetteXRayed(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=xi.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,0)}drawSilhouetteHighlighted(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=xi.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,1)}drawSilhouetteSelected(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=xi.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,2)}drawEdgesColorOpaque(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Mi.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,3)}drawEdgesColorTransparent(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Mi.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,3)}drawEdgesXRayed(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Mi.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,0)}drawEdgesHighlighted(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Mi.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,1)}drawEdgesSelected(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Mi.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,2)}drawOcclusion(e){(this._state.occluder&&this._occlusionRenderer||(this._occlusionRenderer=Ni.get(this)))&&this._occlusionRenderer.drawMesh(e,this)}drawShadow(e){(this._shadowRenderer||(this._shadowRenderer=Hi.get(this)))&&this._shadowRenderer.drawMesh(e,this)}drawPickMesh(e){(this._pickMeshRenderer||(this._pickMeshRenderer=Di.get(this)))&&this._pickMeshRenderer.drawMesh(e,this)}canPickTriangle(){return this._geometry.isReadableGeometry}drawPickTriangles(e){(this._pickTriangleRenderer||(this._pickTriangleRenderer=Li.get(this)))&&this._pickTriangleRenderer.drawMesh(e,this)}pickTriangleSurface(e,t,i,s){is(this,e,t,i,s)}drawPickVertices(e){}delegatePickedEntity(){return this}destroy(){super.destroy(),this._putDrawRenderers(),this._putPickRenderers(),this._putOcclusionRenderer(),this.scene._renderer.putPickID(this._state.pickID),this._isObject&&(this.scene._deregisterObject(this),this._visible&&this.scene._objectVisibilityUpdated(this,!1,!1),this._xrayed&&this.scene._objectXRayedUpdated(this,!1,!1),this._selected&&this.scene._objectSelectedUpdated(this,!1,!1),this._highlighted&&this.scene._objectHighlightedUpdated(this,!1,!1),this.scene._objectColorizeUpdated(this,!1),this.scene._objectOpacityUpdated(this,!1),this.offset.some((e=>0!==e))&&this.scene._objectOffsetUpdated(this,!1)),this._isModel&&this.scene._deregisterModel(this),this.glRedraw()}}const is=function(){const e=c.vec3(),t=c.vec3(),i=c.vec3(),s=c.vec3(),r=c.vec3(),o=c.vec3(),n=c.vec4(),a=c.vec3(),l=c.vec3(),A=c.vec3(),h=c.vec3(),u=c.vec3(),d=c.vec3(),p=c.vec3(),f=c.vec3(),g=c.vec3(),m=c.vec4(),_=c.vec4(),v=c.vec4(),b=c.vec3(),y=c.vec3(),x=c.vec3(),B=c.vec3(),w=c.vec3(),P=c.vec3(),C=c.vec3(),M=c.vec3(),E=c.vec3(),F=c.vec3(),I=c.vec3();return function(D,S,T,R,L){var U=L.primIndex;if(null!=U&&U>-1){const Q=D.geometry._state,V=D.scene,H=V.camera,j=V.canvas;if("triangles"===Q.primitiveName){L.primitive="triangle";const V=U,G=Q.indices,z=Q.positions;let K,X,J;if(G){var O=G[V+0],k=G[V+1],N=G[V+2];o[0]=O,o[1]=k,o[2]=N,L.indices=o,K=3*O,X=3*k,J=3*N}else K=3*V,X=K+3,J=X+3;if(i[0]=z[K+0],i[1]=z[K+1],i[2]=z[K+2],s[0]=z[X+0],s[1]=z[X+1],s[2]=z[X+2],r[0]=z[J+0],r[1]=z[J+1],r[2]=z[J+2],Q.compressGeometry){const e=Q.positionsDecodeMatrix;e&&(Ht.decompressPosition(i,e,i),Ht.decompressPosition(s,e,s),Ht.decompressPosition(r,e,r))}L.canvasPos?c.canvasPosToLocalRay(j.canvas,D.origin?W(S,D.origin):S,T,R,D.worldMatrix,L.canvasPos,e,t):L.origin&&L.direction&&c.worldRayToLocalRay(D.worldMatrix,L.origin,L.direction,e,t),c.normalizeVec3(t),c.rayPlaneIntersect(e,t,i,s,r,n),L.localPos=n,L.position=n,m[0]=n[0],m[1]=n[1],m[2]=n[2],m[3]=1,c.transformVec4(D.worldMatrix,m,_),a[0]=_[0],a[1]=_[1],a[2]=_[2],L.canvasPos&&D.origin&&(a[0]+=D.origin[0],a[1]+=D.origin[1],a[2]+=D.origin[2]),L.worldPos=a,c.transformVec4(H.matrix,_,v),l[0]=v[0],l[1]=v[1],l[2]=v[2],L.viewPos=l,c.cartesianToBarycentric(n,i,s,r,A),L.bary=A;const Y=Q.normals;if(Y){if(Q.compressGeometry){const e=3*O,t=3*k,i=3*N;Ht.decompressNormal(Y.subarray(e,e+2),h),Ht.decompressNormal(Y.subarray(t,t+2),u),Ht.decompressNormal(Y.subarray(i,i+2),d)}else h[0]=Y[K],h[1]=Y[K+1],h[2]=Y[K+2],u[0]=Y[X],u[1]=Y[X+1],u[2]=Y[X+2],d[0]=Y[J],d[1]=Y[J+1],d[2]=Y[J+2];const e=c.addVec3(c.addVec3(c.mulVec3Scalar(h,A[0],b),c.mulVec3Scalar(u,A[1],y),x),c.mulVec3Scalar(d,A[2],B),w);L.worldNormal=c.normalizeVec3(c.transformVec3(D.worldNormalMatrix,e,P))}const Z=Q.uv;if(Z){if(p[0]=Z[2*O],p[1]=Z[2*O+1],f[0]=Z[2*k],f[1]=Z[2*k+1],g[0]=Z[2*N],g[1]=Z[2*N+1],Q.compressGeometry){const e=Q.uvDecodeMatrix;e&&(Ht.decompressUV(p,e,p),Ht.decompressUV(f,e,f),Ht.decompressUV(g,e,g))}L.uv=c.addVec3(c.addVec3(c.mulVec2Scalar(p,A[0],C),c.mulVec2Scalar(f,A[1],M),E),c.mulVec2Scalar(g,A[2],F),I)}}}}}();function ss(e={}){let t=e.radiusTop||1;t<0&&(console.error("negative radiusTop not allowed - will invert"),t*=-1);let i=e.radiusBottom||1;i<0&&(console.error("negative radiusBottom not allowed - will invert"),i*=-1);let s=e.height||1;s<0&&(console.error("negative height not allowed - will invert"),s*=-1);let r=e.radialSegments||32;r<0&&(console.error("negative radialSegments not allowed - will invert"),r*=-1),r<3&&(r=3);let o=e.heightSegments||1;o<0&&(console.error("negative 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ns(e={}){var t=e.origin||[0,0,0],i=t[0],s=t[1],r=t[2],o=e.size||1,n=[],a=[],l=e.text;_.isNumeric(l)&&(l=""+l);for(var A,h,c,u,d,p,f,g,m,v=(l||"").split("\n"),b=0,y=0,x=.04,B=0;B<v.length;B++){A=0,c=(h=v[B]).length;for(var w=0;w<c;w++)if(u=os[h.charAt(w)]){d=1,p=-1,f=-1,g=u.points.length;for(var P=0;P<g;P++)-1!==(m=u.points[P])[0]||-1!==m[1]?(n.push(A+m[0]*o*x+i),n.push(y+m[1]*o*x+s),n.push(0+r),-1===p?p=b:(-1===f||(p=f),f=b),b++,d?d=!1:(a.push(p),a.push(f))):d=1;A+=u.width*x*o}y-=35*x*o}return _.apply(e,{primitive:"lines",positions:n,indices:a})}c.vec3();class as extends D{get type(){return"SectionPlane"}constructor(e,t={}){super(e,t),this._state=new At({active:!0,pos:c.vec3(),dir:c.vec3(),dist:0}),this.active=t.active,this.pos=t.pos,this.dir=t.dir,this.scene._sectionPlaneCreated(this)}set active(e){this._state.active=!1!==e,this.glRedraw(),this.fire("active",this._state.active),this.scene.fire("sectionPlaneUpdated",this)}get active(){return this._state.active}set pos(e){this._state.pos.set(e||[0,0,0]),this._state.dist=-c.dotVec3(this._state.pos,this._state.dir),this.fire("pos",this._state.pos),this.scene.fire("sectionPlaneUpdated",this)}get pos(){return this._state.pos}set dir(e){this._state.dir.set(e||[0,0,-1]),this._state.dist=-c.dotVec3(this._state.pos,this._state.dir),this.glRedraw(),this.fire("dir",this._state.dir),this.scene.fire("sectionPlaneUpdated",this)}get dir(){return this._state.dir}get dist(){return this._state.dist}flipDir(){c.mulVec3Scalar(this._state.dir,-1,this._state.dir),this.dir=this._state.dir}destroy(){this._state.destroy(),this.scene._sectionPlaneDestroyed(this),super.destroy()}}const ls=c.vec4(4),As=c.vec4(),hs=c.vec4(),cs=c.vec3([1,0,0]),us=c.vec3([0,1,0]),ds=c.vec3([0,0,1]),ps=c.vec3(3),fs=c.vec3(3),gs=c.identityMat4();class ms extends D{constructor(e,t={}){if(super(e,t),this._parentNode=null,this._children=[],this._aabb=null,this._aabbDirty=!0,this.scene._aabbDirty=!0,this._numTriangles=0,this._scale=c.vec3(),this._quaternion=c.identityQuaternion(),this._rotation=c.vec3(),this._position=c.vec3(),this._offset=c.vec3(),this._localMatrix=c.identityMat4(),this._worldMatrix=c.identityMat4(),this._localMatrixDirty=!0,this._worldMatrixDirty=!0,t.matrix?this.matrix=t.matrix:(this.scale=t.scale,this.position=t.position,t.quaternion||(this.rotation=t.rotation)),this._isModel=t.isModel,this._isModel&&this.scene._registerModel(this),this._isObject=t.isObject,this._isObject&&this.scene._registerObject(this),this.origin=t.origin,this.visible=t.visible,this.culled=t.culled,this.pickable=t.pickable,this.clippable=t.clippable,this.collidable=t.collidable,this.castsShadow=t.castsShadow,this.receivesShadow=t.receivesShadow,this.xrayed=t.xrayed,this.highlighted=t.highlighted,this.selected=t.selected,this.edges=t.edges,this.colorize=t.colorize,this.opacity=t.opacity,this.offset=t.offset,t.children){const e=t.children;for(let i=0,s=e.length;i<s;i++)this.addChild(e[i],t.inheritStates)}if(t.parentId){const e=this.scene.components[t.parentId];e?e.isNode?e.addChild(this):this.error("Parent is not a Node: '"+t.parentId+"'"):this.error("Parent not found: '"+t.parentId+"'")}else t.parent&&(t.parent.isNode||this.error("Parent is not a Node"),t.parent.addChild(this))}get isEntity(){return!0}get isModel(){return this._isModel}get isObject(){return this._isObject}get aabb(){return this._aabbDirty&&this._updateAABB(),this._aabb}set origin(e){e?(this._origin||(this._origin=c.vec3()),this._origin.set(e)):this._origin&&(this._origin=null);for(let t=0,i=this._children.length;t<i;t++)this._children[t].origin=e;this.glRedraw()}get origin(){return this._origin}set rtcCenter(e){this.origin=e}get rtcCenter(){return this.origin}get numTriangles(){return this._numTriangles}set visible(e){e=!1!==e,this._visible=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].visible=e;this._isObject&&this.scene._objectVisibilityUpdated(this,e)}get visible(){return this._visible}set xrayed(e){e=!!e,this._xrayed=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].xrayed=e;this._isObject&&this.scene._objectXRayedUpdated(this,e)}get xrayed(){return this._xrayed}set highlighted(e){e=!!e,this._highlighted=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].highlighted=e;this._isObject&&this.scene._objectHighlightedUpdated(this,e)}get highlighted(){return this._highlighted}set selected(e){e=!!e,this._selected=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].selected=e;this._isObject&&this.scene._objectSelectedUpdated(this,e)}get selected(){return this._selected}set edges(e){e=!!e,this._edges=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].edges=e}get edges(){return this._edges}set culled(e){e=!!e,this._culled=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].culled=e}get culled(){return this._culled}set clippable(e){e=!1!==e,this._clippable=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].clippable=e}get clippable(){return this._clippable}set collidable(e){e=!1!==e,this._collidable=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].collidable=e}get collidable(){return this._collidable}set pickable(e){e=!1!==e,this._pickable=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].pickable=e}get pickable(){return this._pickable}set colorize(e){let t=this._colorize;t||(t=this._colorize=new Float32Array(4),t[3]=1),e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1);for(let e=0,i=this._children.length;e<i;e++)this._children[e].colorize=t;if(this._isObject){const t=!!e;this.scene._objectColorizeUpdated(this,t)}}get colorize(){return this._colorize.slice(0,3)}set opacity(e){let t=this._colorize;t||(t=this._colorize=new Float32Array(4),t[0]=1,t[1]=1,t[2]=1),t[3]=null!=e?e:1;for(let t=0,i=this._children.length;t<i;t++)this._children[t].opacity=e;if(this._isObject){const t=null!=e;this.scene._objectOpacityUpdated(this,t)}}get opacity(){return this._colorize[3]}set castsShadow(e){e=!!e,this._castsShadow=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].castsShadow=e}get castsShadow(){return this._castsShadow}set receivesShadow(e){e=!!e,this._receivesShadow=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].receivesShadow=e}get receivesShadow(){return this._receivesShadow}get saoEnabled(){return!1}set offset(e){e?(this._offset[0]=e[0],this._offset[1]=e[1],this._offset[2]=e[2]):(this._offset[0]=0,this._offset[1]=0,this._offset[2]=0);for(let e=0,t=this._children.length;e<t;e++)this._children[e].offset=this._offset;this._isObject&&this.scene._objectOffsetUpdated(this,e)}get offset(){return this._offset}get isNode(){return!0}_setLocalMatrixDirty(){this._localMatrixDirty=!0,this._setWorldMatrixDirty()}_setWorldMatrixDirty(){this._worldMatrixDirty=!0;for(let e=0,t=this._children.length;e<t;e++)this._children[e]._setWorldMatrixDirty()}_buildWorldMatrix(){const e=this.matrix;if(this._parentNode)c.mulMat4(this._parentNode.worldMatrix,e,this._worldMatrix);else for(let t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}_setSubtreeAABBsDirty(e){if(e._aabbDirty=!0,e._children)for(let t=0,i=e._children.length;t<i;t++)this._setSubtreeAABBsDirty(e._children[t])}_setAABBDirty(){if(this._setSubtreeAABBsDirty(this),this.collidable)for(let e=this;e;e=e._parentNode)e._aabbDirty=!0}_updateAABB(){if(this.scene._aabbDirty=!0,this._aabb||(this._aabb=c.AABB3()),this._buildAABB)this._buildAABB(this.worldMatrix,this._aabb);else{let e;c.collapseAABB3(this._aabb);for(let t=0,i=this._children.length;t<i;t++)e=this._children[t],e.collidable&&c.expandAABB3(this._aabb,e.aabb)}this._aabbDirty=!1}addChild(e,t){if(_.isNumeric(e)||_.isString(e)){const t=e;if(!(e=this.scene.component[t]))return void this.warn("Component not found: "+_.inQuotes(t));if(!e.isNode&&!e.isMesh)return void this.error("Not a Node or Mesh: "+t)}else{if(!e.isNode&&!e.isMesh)return void this.error("Not a Node or Mesh: "+e.id);if(e._parentNode){if(e._parentNode.id===this.id)return void this.warn("Already a child: "+e.id);e._parentNode.removeChild(e)}}if(e.id,e.scene.id===this.scene.id)return this._children.push(e),e._parentNode=this,t&&(e.visible=this.visible,e.culled=this.culled,e.xrayed=this.xrayed,e.highlited=this.highlighted,e.selected=this.selected,e.edges=this.edges,e.clippable=this.clippable,e.pickable=this.pickable,e.collidable=this.collidable,e.castsShadow=this.castsShadow,e.receivesShadow=this.receivesShadow,e.colorize=this.colorize,e.opacity=this.opacity,e.offset=this.offset),e._setWorldMatrixDirty(),e._setAABBDirty(),this._numTriangles+=e.numTriangles,e;this.error("Child not in same Scene: "+e.id)}removeChild(e){for(let t=0,i=this._children.length;t<i;t++)if(this._children[t].id===e.id)return e._parentNode=null,this._children=this._children.splice(t,1),e._setWorldMatrixDirty(),e._setAABBDirty(),this._setAABBDirty(),void(this._numTriangles-=e.numTriangles)}removeChildren(){let e;for(let t=0,i=this._children.length;t<i;t++)e=this._children[t],e._parentNode=null,e._setWorldMatrixDirty(),e._setAABBDirty(),this._numTriangles-=e.numTriangles;this._children=[],this._setAABBDirty()}get numChildren(){return this._children.length}get children(){return this._children}set parent(e){if(_.isNumeric(e)||_.isString(e)){const t=e;if(!(e=this.scene.components[t]))return void this.warn("Node not found: "+_.inQuotes(t));if(!e.isNode)return void this.error("Not a Node: "+e.id)}e.scene.id===this.scene.id?this._parentNode&&this._parentNode.id===e.id?this.warn("Already a child of Node: "+e.id):e.addChild(this):this.error("Node not in same Scene: "+e.id)}get parent(){return this._parentNode}set position(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get position(){return this._position}set rotation(e){this._rotation.set(e||[0,0,0]),c.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get rotation(){return this._rotation}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),c.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get quaternion(){return this._quaternion}set scale(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get scale(){return this._scale}set matrix(e){this._localMatrix||(this._localMatrix=c.identityMat4()),this._localMatrix.set(e||gs),c.decomposeMat4(this._localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._setWorldMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get matrix(){return this._localMatrixDirty&&(this._localMatrix||(this._localMatrix=c.identityMat4()),c.composeMat4(this._position,this._quaternion,this._scale,this._localMatrix),this._localMatrixDirty=!1),this._localMatrix}get worldMatrix(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}rotate(e,t){return ls[0]=e[0],ls[1]=e[1],ls[2]=e[2],ls[3]=t*c.DEGTORAD,c.angleAxisToQuaternion(ls,As),c.mulQuaternions(this.quaternion,As,hs),this.quaternion=hs,this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}rotateOnWorldAxis(e,t){return ls[0]=e[0],ls[1]=e[1],ls[2]=e[2],ls[3]=t*c.DEGTORAD,c.angleAxisToQuaternion(ls,As),c.mulQuaternions(As,this.quaternion,As),this}rotateX(e){return this.rotate(cs,e)}rotateY(e){return this.rotate(us,e)}rotateZ(e){return this.rotate(ds,e)}translate(e,t){return c.vec3ApplyQuaternion(this.quaternion,e,ps),c.mulVec3Scalar(ps,t,fs),c.addVec3(this.position,fs,this.position),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}translateX(e){return this.translate(cs,e)}translateY(e){return this.translate(us,e)}translateZ(e){return this.translate(ds,e)}get type(){return"Node"}destroy(){if(super.destroy(),this._parentNode&&this._parentNode.removeChild(this),this._isObject&&(this.scene._deregisterObject(this),this._visible&&this.scene._objectVisibilityUpdated(this,!1,!1),this._xrayed&&this.scene._objectXRayedUpdated(this,!1,!1),this._selected&&this.scene._objectSelectedUpdated(this,!1,!1),this._highlighted&&this.scene._objectHighlightedUpdated(this,!1,!1),this.scene._objectColorizeUpdated(this,!1),this.scene._objectOpacityUpdated(this,!1),this.offset.some((e=>0!==e))&&this.scene._objectOffsetUpdated(this,!1)),this._isModel&&this.scene._deregisterModel(this),this._children.length){const e=this._children.splice();let t;for(let i=0,s=e.length;i<s;i++)t=e[i],t.destroy()}this._children=[],this._setAABBDirty(),this.scene._aabbDirty=!0}}class _s extends Kt{get type(){return"LambertMaterial"}constructor(e,t={}){super(e,t),this._state=new At({type:"LambertMaterial",ambient:c.vec3([1,1,1]),color:c.vec3([1,1,1]),emissive:c.vec3([0,0,0]),alpha:null,alphaMode:0,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:"/lam;"}),this.ambient=t.ambient,this.color=t.color,this.emissive=t.emissive,this.alpha=t.alpha,this.lineWidth=t.lineWidth,this.pointSize=t.pointSize,this.backfaces=t.backfaces,this.frontface=t.frontface}set ambient(e){let t=this._state.ambient;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.ambient=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}get ambient(){return this._state.ambient}set color(e){let t=this._state.color;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.color=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get color(){return this._state.color}set emissive(e){let t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}get emissive(){return this._state.emissive}set alpha(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this._state.alphaMode=e<1?2:0,this.glRedraw())}get alpha(){return this._state.alpha}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set pointSize(e){this._state.pointSize=e||1,this.glRedraw()}get pointSize(){return this._state.pointSize}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set frontface(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}get frontface(){return this._state.frontface?"ccw":"cw"}_getState(){return this._state}destroy(){super.destroy(),this._state.destroy()}}const vs={opaque:0,mask:1,blend:2},bs=["opaque","mask","blend"];class ys extends Kt{get type(){return"MetallicMaterial"}constructor(e,t={}){super(e,t),this._state=new At({type:"MetallicMaterial",baseColor:c.vec4([1,1,1]),emissive:c.vec4([0,0,0]),metallic:null,roughness:null,specularF0:null,alpha:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),this.baseColor=t.baseColor,this.metallic=t.metallic,this.roughness=t.roughness,this.specularF0=t.specularF0,this.emissive=t.emissive,this.alpha=t.alpha,t.baseColorMap&&(this._baseColorMap=this._checkComponent("Texture",t.baseColorMap)),t.metallicMap&&(this._metallicMap=this._checkComponent("Texture",t.metallicMap)),t.roughnessMap&&(this._roughnessMap=this._checkComponent("Texture",t.roughnessMap)),t.metallicRoughnessMap&&(this._metallicRoughnessMap=this._checkComponent("Texture",t.metallicRoughnessMap)),t.emissiveMap&&(this._emissiveMap=this._checkComponent("Texture",t.emissiveMap)),t.occlusionMap&&(this._occlusionMap=this._checkComponent("Texture",t.occlusionMap)),t.alphaMap&&(this._alphaMap=this._checkComponent("Texture",t.alphaMap)),t.normalMap&&(this._normalMap=this._checkComponent("Texture",t.normalMap)),this.alphaMode=t.alphaMode,this.alphaCutoff=t.alphaCutoff,this.backfaces=t.backfaces,this.frontface=t.frontface,this.lineWidth=t.lineWidth,this.pointSize=t.pointSize,this._makeHash()}_makeHash(){const e=this._state,t=["/met"];this._baseColorMap&&(t.push("/bm"),this._baseColorMap._state.hasMatrix&&t.push("/mat"),t.push("/"+this._baseColorMap._state.encoding)),this._metallicMap&&(t.push("/mm"),this._metallicMap._state.hasMatrix&&t.push("/mat")),this._roughnessMap&&(t.push("/rm"),this._roughnessMap._state.hasMatrix&&t.push("/mat")),this._metallicRoughnessMap&&(t.push("/mrm"),this._metallicRoughnessMap._state.hasMatrix&&t.push("/mat")),this._emissiveMap&&(t.push("/em"),this._emissiveMap._state.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap._state.hasMatrix&&t.push("/mat")),this._alphaMap&&(t.push("/am"),this._alphaMap._state.hasMatrix&&t.push("/mat")),this._normalMap&&(t.push("/nm"),this._normalMap._state.hasMatrix&&t.push("/mat")),t.push(";"),e.hash=t.join("")}set baseColor(e){let t=this._state.baseColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.baseColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get baseColor(){return this._state.baseColor}get baseColorMap(){return this._baseColorMap}set metallic(e){e=null!=e?e:1,this._state.metallic!==e&&(this._state.metallic=e,this.glRedraw())}get metallic(){return this._state.metallic}get metallicMap(){return this._attached.metallicMap}set roughness(e){e=null!=e?e:1,this._state.roughness!==e&&(this._state.roughness=e,this.glRedraw())}get roughness(){return this._state.roughness}get roughnessMap(){return this._attached.roughnessMap}get metallicRoughnessMap(){return this._attached.metallicRoughnessMap}set specularF0(e){e=null!=e?e:0,this._state.specularF0!==e&&(this._state.specularF0=e,this.glRedraw())}get specularF0(){return this._state.specularF0}set emissive(e){let t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}get emissive(){return this._state.emissive}get emissiveMap(){return this._attached.emissiveMap}get occlusionMap(){return this._attached.occlusionMap}set alpha(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}get alpha(){return this._state.alpha}get alphaMap(){return this._attached.alphaMap}get normalMap(){return this._attached.normalMap}set alphaMode(e){let t=vs[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}get alphaMode(){return bs[this._state.alphaMode]}set alphaCutoff(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}get alphaCutoff(){return this._state.alphaCutoff}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set frontface(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}get frontface(){return this._state.frontface?"ccw":"cw"}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set pointSize(e){this._state.pointSize=e||1,this.glRedraw()}get pointSize(){return this._state.pointSize}destroy(){super.destroy(),this._state.destroy()}}const xs={opaque:0,mask:1,blend:2},Bs=["opaque","mask","blend"];class ws extends Kt{get type(){return"SpecularMaterial"}constructor(e,t={}){super(e,t),this._state=new At({type:"SpecularMaterial",diffuse:c.vec3([1,1,1]),emissive:c.vec3([0,0,0]),specular:c.vec3([1,1,1]),glossiness:null,specularF0:null,alpha:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),this.diffuse=t.diffuse,this.specular=t.specular,this.glossiness=t.glossiness,this.specularF0=t.specularF0,this.emissive=t.emissive,this.alpha=t.alpha,t.diffuseMap&&(this._diffuseMap=this._checkComponent("Texture",t.diffuseMap)),t.emissiveMap&&(this._emissiveMap=this._checkComponent("Texture",t.emissiveMap)),t.specularMap&&(this._specularMap=this._checkComponent("Texture",t.specularMap)),t.glossinessMap&&(this._glossinessMap=this._checkComponent("Texture",t.glossinessMap)),t.specularGlossinessMap&&(this._specularGlossinessMap=this._checkComponent("Texture",t.specularGlossinessMap)),t.occlusionMap&&(this._occlusionMap=this._checkComponent("Texture",t.occlusionMap)),t.alphaMap&&(this._alphaMap=this._checkComponent("Texture",t.alphaMap)),t.normalMap&&(this._normalMap=this._checkComponent("Texture",t.normalMap)),this.alphaMode=t.alphaMode,this.alphaCutoff=t.alphaCutoff,this.backfaces=t.backfaces,this.frontface=t.frontface,this.lineWidth=t.lineWidth,this.pointSize=t.pointSize,this._makeHash()}_makeHash(){const e=this._state,t=["/spe"];this._diffuseMap&&(t.push("/dm"),this._diffuseMap.hasMatrix&&t.push("/mat"),t.push("/"+this._diffuseMap.encoding)),this._emissiveMap&&(t.push("/em"),this._emissiveMap.hasMatrix&&t.push("/mat")),this._glossinessMap&&(t.push("/gm"),this._glossinessMap.hasMatrix&&t.push("/mat")),this._specularMap&&(t.push("/sm"),this._specularMap.hasMatrix&&t.push("/mat")),this._specularGlossinessMap&&(t.push("/sgm"),this._specularGlossinessMap.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap.hasMatrix&&t.push("/mat")),this._normalMap&&(t.push("/nm"),this._normalMap.hasMatrix&&t.push("/mat")),this._alphaMap&&(t.push("/opm"),this._alphaMap.hasMatrix&&t.push("/mat")),t.push(";"),e.hash=t.join("")}set diffuse(e){let t=this._state.diffuse;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.diffuse=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get diffuse(){return this._state.diffuse}get diffuseMap(){return this._diffuseMap}set specular(e){let t=this._state.specular;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.specular=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get specular(){return this._state.specular}get specularMap(){return this._specularMap}get specularGlossinessMap(){return this._specularGlossinessMap}set glossiness(e){e=null!=e?e:1,this._state.glossiness!==e&&(this._state.glossiness=e,this.glRedraw())}get glossiness(){return this._state.glossiness}get glossinessMap(){return this._glossinessMap}set specularF0(e){e=null!=e?e:0,this._state.specularF0!==e&&(this._state.specularF0=e,this.glRedraw())}get specularF0(){return this._state.specularF0}set emissive(e){let t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}get emissive(){return this._state.emissive}get emissiveMap(){return this._emissiveMap}set alpha(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}get alpha(){return this._state.alpha}get alphaMap(){return this._alphaMap}get normalMap(){return this._normalMap}get occlusionMap(){return this._occlusionMap}set alphaMode(e){let t=xs[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}get alphaMode(){return Bs[this._state.alphaMode]}set alphaCutoff(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}get alphaCutoff(){return this._state.alphaCutoff}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set frontface(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}get frontface(){return this._state.frontface?"ccw":"cw"}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set pointSize(e){this._state.pointSize=e||1,this.glRedraw()}get pointSize(){return this._state.pointSize}destroy(){super.destroy(),this._state.destroy()}}function Ps(e,t,i=null){let s;const r=t;if(1009===r)return e.UNSIGNED_BYTE;if(1017===r)return e.UNSIGNED_SHORT_4_4_4_4;if(1018===r)return e.UNSIGNED_SHORT_5_5_5_1;if(1010===r)return e.BYTE;if(1011===r)return e.SHORT;if(1012===r)return e.UNSIGNED_SHORT;if(1013===r)return e.INT;if(1014===r)return e.UNSIGNED_INT;if(1015===r)return e.FLOAT;if(1016===r)return e.HALF_FLOAT;if(1021===r)return e.ALPHA;if(1023===r)return e.RGBA;if(1024===r)return e.LUMINANCE;if(1025===r)return e.LUMINANCE_ALPHA;if(1026===r)return e.DEPTH_COMPONENT;if(1027===r)return e.DEPTH_STENCIL;if(1028===r)return e.RED;if(1022===r)return e.RGBA;if(1029===r)return e.RED_INTEGER;if(1030===r)return e.RG;if(1031===r)return e.RG_INTEGER;if(1033===r)return e.RGBA_INTEGER;if(33776===r||33777===r||33778===r||33779===r)if(3001===i){const t=ot(e,"WEBGL_compressed_texture_s3tc_srgb");if(null===t)return null;if(33776===r)return t.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(33777===r)return t.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(33778===r)return t.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(33779===r)return t.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else{if(s=ot(e,"WEBGL_compressed_texture_s3tc"),null===s)return null;if(33776===r)return s.COMPRESSED_RGB_S3TC_DXT1_EXT;if(33777===r)return s.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(33778===r)return s.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(33779===r)return s.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(35840===r||35841===r||35842===r||35843===r){const t=ot(e,"WEBGL_compressed_texture_pvrtc");if(null===t)return null;if(35840===r)return t.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(35841===r)return t.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(35842===r)return t.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(35843===r)return t.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(36196===r){const t=ot(e,"WEBGL_compressed_texture_etc1");return null!==t?t.COMPRESSED_RGB_ETC1_WEBGL:null}if(37492===r||37496===r){const t=ot(e,"WEBGL_compressed_texture_etc");if(null===t)return null;if(37492===r)return 3001===i?t.COMPRESSED_SRGB8_ETC2:t.COMPRESSED_RGB8_ETC2;if(37496===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:t.COMPRESSED_RGBA8_ETC2_EAC}if(37808===r||37809===r||37810===r||37811===r||37812===r||37813===r||37814===r||37815===r||37816===r||37817===r||37818===r||37819===r||37820===r||37821===r){const t=ot(e,"WEBGL_compressed_texture_astc");if(null===t)return null;if(37808===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:t.COMPRESSED_RGBA_ASTC_4x4_KHR;if(37809===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:t.COMPRESSED_RGBA_ASTC_5x4_KHR;if(37810===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:t.COMPRESSED_RGBA_ASTC_5x5_KHR;if(37811===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:t.COMPRESSED_RGBA_ASTC_6x5_KHR;if(37812===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:t.COMPRESSED_RGBA_ASTC_6x6_KHR;if(37813===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:t.COMPRESSED_RGBA_ASTC_8x5_KHR;if(37814===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:t.COMPRESSED_RGBA_ASTC_8x6_KHR;if(37815===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:t.COMPRESSED_RGBA_ASTC_8x8_KHR;if(37816===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:t.COMPRESSED_RGBA_ASTC_10x5_KHR;if(37817===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:t.COMPRESSED_RGBA_ASTC_10x6_KHR;if(37818===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:t.COMPRESSED_RGBA_ASTC_10x8_KHR;if(37819===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:t.COMPRESSED_RGBA_ASTC_10x10_KHR;if(37820===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:t.COMPRESSED_RGBA_ASTC_12x10_KHR;if(37821===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:t.COMPRESSED_RGBA_ASTC_12x12_KHR}if(36492===r){const t=ot(e,"EXT_texture_compression_bptc");if(null===t)return null;if(36492===r)return 3001===i?t.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:t.COMPRESSED_RGBA_BPTC_UNORM_EXT}return 1020===r?e.UNSIGNED_INT_24_8:1e3===r?e.REPEAT:1001===r?e.CLAMP_TO_EDGE:1004===r||1005===r?e.NEAREST_MIPMAP_LINEAR:1007===r?e.LINEAR_MIPMAP_NEAREST:1008===r?e.LINEAR_MIPMAP_LINEAR:1003===r?e.NEAREST:1006===r?e.LINEAR:null}const Cs=new Uint8Array([0,0,0,1]);class Ms{constructor({gl:e,target:t,format:i,type:s,wrapS:r,wrapT:o,wrapR:n,encoding:a,preloadColor:l,premultiplyAlpha:A,flipY:h}){this.gl=e,this.target=t||e.TEXTURE_2D,this.format=i||1023,this.type=s||1009,this.internalFormat=null,this.premultiplyAlpha=!!A,this.flipY=!!h,this.unpackAlignment=4,this.wrapS=r||1e3,this.wrapT=o||1e3,this.wrapR=n||1e3,this.encoding=a||3001,this.texture=e.createTexture(),l&&this.setPreloadColor(l),this.allocated=!0}setPreloadColor(e){e?(Cs[0]=Math.floor(255*e[0]),Cs[1]=Math.floor(255*e[1]),Cs[2]=Math.floor(255*e[2]),Cs[3]=Math.floor(255*(void 0!==e[3]?e[3]:1))):(Cs[0]=0,Cs[1]=0,Cs[2]=0,Cs[3]=255);const t=this.gl;if(t.bindTexture(this.target,this.texture),this.target===t.TEXTURE_CUBE_MAP){const e=[t.TEXTURE_CUBE_MAP_POSITIVE_X,t.TEXTURE_CUBE_MAP_NEGATIVE_X,t.TEXTURE_CUBE_MAP_POSITIVE_Y,t.TEXTURE_CUBE_MAP_NEGATIVE_Y,t.TEXTURE_CUBE_MAP_POSITIVE_Z,t.TEXTURE_CUBE_MAP_NEGATIVE_Z];for(let i=0,s=e.length;i<s;i++)t.texImage2D(e[i],0,t.RGBA,1,1,0,t.RGBA,t.UNSIGNED_BYTE,Cs)}else t.texImage2D(this.target,0,t.RGBA,1,1,0,t.RGBA,t.UNSIGNED_BYTE,Cs);t.bindTexture(this.target,null)}setTarget(e){this.target=e||this.gl.TEXTURE_2D}setImage(e,t={}){const i=this.gl;void 0!==t.format&&(this.format=t.format),void 0!==t.internalFormat&&(this.internalFormat=t.internalFormat),void 0!==t.encoding&&(this.encoding=t.encoding),void 0!==t.type&&(this.type=t.type),void 0!==t.flipY&&(this.flipY=t.flipY),void 0!==t.premultiplyAlpha&&(this.premultiplyAlpha=t.premultiplyAlpha),void 0!==t.unpackAlignment&&(this.unpackAlignment=t.unpackAlignment),void 0!==t.minFilter&&(this.minFilter=t.minFilter),void 0!==t.magFilter&&(this.magFilter=t.magFilter),void 0!==t.wrapS&&(this.wrapS=t.wrapS),void 0!==t.wrapT&&(this.wrapT=t.wrapT),void 0!==t.wrapR&&(this.wrapR=t.wrapR);let s=!1;i.bindTexture(this.target,this.texture);const r=i.getParameter(i.UNPACK_FLIP_Y_WEBGL);i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,this.flipY);const o=i.getParameter(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL);i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this.premultiplyAlpha);const n=i.getParameter(i.UNPACK_ALIGNMENT);i.pixelStorei(i.UNPACK_ALIGNMENT,this.unpackAlignment);const a=i.getParameter(i.UNPACK_COLORSPACE_CONVERSION_WEBGL);i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,i.NONE);const l=Ps(i,this.minFilter);i.texParameteri(this.target,i.TEXTURE_MIN_FILTER,l),l!==i.NEAREST_MIPMAP_NEAREST&&l!==i.LINEAR_MIPMAP_NEAREST&&l!==i.NEAREST_MIPMAP_LINEAR&&l!==i.LINEAR_MIPMAP_LINEAR||(s=!0);const A=Ps(i,this.magFilter);A&&i.texParameteri(this.target,i.TEXTURE_MAG_FILTER,A);const h=Ps(i,this.wrapS);h&&i.texParameteri(this.target,i.TEXTURE_WRAP_S,h);const c=Ps(i,this.wrapT);c&&i.texParameteri(this.target,i.TEXTURE_WRAP_T,c);const u=Ps(i,this.format,this.encoding),d=Ps(i,this.type),p=Es(i,this.internalFormat,u,d,this.encoding,!1);if(this.target===i.TEXTURE_CUBE_MAP){if(_.isArray(e)){const t=e,s=[i.TEXTURE_CUBE_MAP_POSITIVE_X,i.TEXTURE_CUBE_MAP_NEGATIVE_X,i.TEXTURE_CUBE_MAP_POSITIVE_Y,i.TEXTURE_CUBE_MAP_NEGATIVE_Y,i.TEXTURE_CUBE_MAP_POSITIVE_Z,i.TEXTURE_CUBE_MAP_NEGATIVE_Z];for(let e=0,r=s.length;e<r;e++)i.texImage2D(s[e],0,p,u,d,t[e])}}else i.texImage2D(i.TEXTURE_2D,0,p,u,d,e);s&&i.generateMipmap(this.target),i.bindTexture(this.target,null),i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,r),i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,o),i.pixelStorei(i.UNPACK_ALIGNMENT,n),i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,a)}setCompressedData({mipmaps:e,props:t={}}){const i=this.gl,s=e.length;void 0!==t.format&&(this.format=t.format),void 0!==t.internalFormat&&(this.internalFormat=t.internalFormat),void 0!==t.encoding&&(this.encoding=t.encoding),void 0!==t.type&&(this.type=t.type),void 0!==t.flipY&&(this.flipY=t.flipY),void 0!==t.premultiplyAlpha&&(this.premultiplyAlpha=t.premultiplyAlpha),void 0!==t.unpackAlignment&&(this.unpackAlignment=t.unpackAlignment),void 0!==t.minFilter&&(this.minFilter=t.minFilter),void 0!==t.magFilter&&(this.magFilter=t.magFilter),void 0!==t.wrapS&&(this.wrapS=t.wrapS),void 0!==t.wrapT&&(this.wrapT=t.wrapT),void 0!==t.wrapR&&(this.wrapR=t.wrapR),i.activeTexture(i.TEXTURE0+0),i.bindTexture(this.target,this.texture);let r=e.length>1;i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,this.flipY),i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this.premultiplyAlpha),i.pixelStorei(i.UNPACK_ALIGNMENT,this.unpackAlignment),i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,i.NONE);const o=Ps(i,this.wrapS);o&&i.texParameteri(this.target,i.TEXTURE_WRAP_S,o);const n=Ps(i,this.wrapT);if(n&&i.texParameteri(this.target,i.TEXTURE_WRAP_T,n),this.type===i.TEXTURE_3D||this.type===i.TEXTURE_2D_ARRAY){const e=Ps(i,this.wrapR);e&&i.texParameteri(this.target,i.TEXTURE_WRAP_R,e),i.texParameteri(this.type,i.TEXTURE_WRAP_R,e)}r?(i.texParameteri(this.target,i.TEXTURE_MIN_FILTER,Fs(i,this.minFilter)),i.texParameteri(this.target,i.TEXTURE_MAG_FILTER,Fs(i,this.magFilter))):(i.texParameteri(this.target,i.TEXTURE_MIN_FILTER,Ps(i,this.minFilter)),i.texParameteri(this.target,i.TEXTURE_MAG_FILTER,Ps(i,this.magFilter)));const a=Ps(i,this.format,this.encoding),l=Ps(i,this.type),A=Es(i,this.internalFormat,a,l,this.encoding,!1);i.texStorage2D(i.TEXTURE_2D,s,A,e[0].width,e[0].height);for(let t=0,s=e.length;t<s;t++){const s=e[t];1023!==this.format?null!==a?i.compressedTexSubImage2D(i.TEXTURE_2D,t,0,0,s.width,s.height,a,s.data):console.warn("Attempt to load unsupported compressed texture format in .setCompressedData()"):i.texSubImage2D(i.TEXTURE_2D,t,0,0,s.width,s.height,a,l,s.data)}i.bindTexture(this.target,null)}setProps(e){const t=this.gl;t.bindTexture(this.target,this.texture),this._uploadProps(e),t.bindTexture(this.target,null)}_uploadProps(e){const t=this.gl;if(void 0!==e.format&&(this.format=e.format),void 0!==e.internalFormat&&(this.internalFormat=e.internalFormat),void 0!==e.encoding&&(this.encoding=e.encoding),void 0!==e.type&&(this.type=e.type),void 0!==e.minFilter){const i=Ps(t,e.minFilter);i&&(this.minFilter=e.minFilter,t.texParameteri(this.target,t.TEXTURE_MIN_FILTER,i),i!==t.NEAREST_MIPMAP_NEAREST&&i!==t.LINEAR_MIPMAP_NEAREST&&i!==t.NEAREST_MIPMAP_LINEAR&&i!==t.LINEAR_MIPMAP_LINEAR||t.generateMipmap(this.target))}if(void 0!==e.magFilter){const i=Ps(t,e.magFilter);i&&(this.magFilter=e.magFilter,t.texParameteri(this.target,t.TEXTURE_MAG_FILTER,i))}if(void 0!==e.wrapS){const i=Ps(t,e.wrapS);i&&(this.wrapS=e.wrapS,t.texParameteri(this.target,t.TEXTURE_WRAP_S,i))}if(void 0!==e.wrapT){const i=Ps(t,e.wrapT);i&&(this.wrapT=e.wrapT,t.texParameteri(this.target,t.TEXTURE_WRAP_T,i))}}bind(e){if(this.allocated){if(this.texture){const t=this.gl;return t.activeTexture(t["TEXTURE"+e]),t.bindTexture(this.target,this.texture),!0}return!1}}unbind(e){if(this.allocated&&this.texture){const t=this.gl;t.activeTexture(t["TEXTURE"+e]),t.bindTexture(this.target,null)}}destroy(){this.allocated&&this.texture&&(this.gl.deleteTexture(this.texture),this.texture=null)}}function Es(e,t,i,s,r,o=!1){if(null!==t){if(void 0!==e[t])return e[t];console.warn("Attempt to use non-existing WebGL internal format '"+t+"'")}let n=i;return i===e.RED&&(s===e.FLOAT&&(n=e.R32F),s===e.HALF_FLOAT&&(n=e.R16F),s===e.UNSIGNED_BYTE&&(n=e.R8)),i===e.RG&&(s===e.FLOAT&&(n=e.RG32F),s===e.HALF_FLOAT&&(n=e.RG16F),s===e.UNSIGNED_BYTE&&(n=e.RG8)),i===e.RGBA&&(s===e.FLOAT&&(n=e.RGBA32F),s===e.HALF_FLOAT&&(n=e.RGBA16F),s===e.UNSIGNED_BYTE&&(n=3001===r&&!1===o?e.SRGB8_ALPHA8:e.RGBA8),s===e.UNSIGNED_SHORT_4_4_4_4&&(n=e.RGBA4),s===e.UNSIGNED_SHORT_5_5_5_1&&(n=e.RGB5_A1)),n!==e.R16F&&n!==e.R32F&&n!==e.RG16F&&n!==e.RG32F&&n!==e.RGBA16F&&n!==e.RGBA32F||ot(e,"EXT_color_buffer_float"),n}function Fs(e,t){return 1003===t||1004===t||1005===t?e.NEAREST:e.LINEAR}function Is(e){if(!Ds(e.width)||!Ds(e.height)){const t=document.createElement("canvas");t.width=Ss(e.width),t.height=Ss(e.height);t.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t.width,t.height),e=t}return e}function Ds(e){return 0==(e&e-1)}function Ss(e){--e;for(let t=1;t<32;t<<=1)e|=e>>t;return e+1}class Ts extends D{get type(){return"Texture"}constructor(e,t={}){super(e,t),this._state=new At({texture:new Ms({gl:this.scene.canvas.gl}),matrix:c.identityMat4(),hasMatrix:t.translate&&(0!==t.translate[0]||0!==t.translate[1])||!!t.rotate||t.scale&&(0!==t.scale[0]||0!==t.scale[1]),minFilter:this._checkMinFilter(t.minFilter),magFilter:this._checkMagFilter(t.magFilter),wrapS:this._checkWrapS(t.wrapS),wrapT:this._checkWrapT(t.wrapT),flipY:this._checkFlipY(t.flipY),encoding:this._checkEncoding(t.encoding)}),this._src=null,this._image=null,this._translate=c.vec2([0,0]),this._scale=c.vec2([1,1]),this._rotate=c.vec2([0,0]),this._matrixDirty=!1,this.translate=t.translate,this.scale=t.scale,this.rotate=t.rotate,t.src?this.src=t.src:t.image&&(this.image=t.image),p.memory.textures++}_checkMinFilter(e){return 1006!==(e=e||1008)&&1007!==e&&1008!==e&&1005!==e&&1004!==e&&(this.error("Unsupported value for 'minFilter' - supported values are LinearFilter, LinearMipMapNearestFilter, NearestMipMapNearestFilter, NearestMipMapLinearFilter and LinearMipMapLinearFilter. Defaulting to LinearMipMapLinearFilter."),e=1008),e}_checkMagFilter(e){return 1006!==(e=e||1006)&&1003!==e&&(this.error("Unsupported value for 'magFilter' - supported values are LinearFilter and NearestFilter. Defaulting to LinearFilter."),e=1006),e}_checkWrapS(e){return 1001!==(e=e||1e3)&&1002!==e&&1e3!==e&&(this.error("Unsupported value for 'wrapS' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),e=1e3),e}_checkWrapT(e){return 1001!==(e=e||1e3)&&1002!==e&&1e3!==e&&(this.error("Unsupported value for 'wrapT' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),e=1e3),e}_checkFlipY(e){return!!e}_checkEncoding(e){return 3e3!==(e=e||3e3)&&3001!==e&&(this.error("Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),e=3e3),e}_webglContextRestored(){this._state.texture=new Ms({gl:this.scene.canvas.gl}),this._image?this.image=this._image:this._src&&(this.src=this._src)}_update(){const e=this._state;if(this._matrixDirty){let t,i;0===this._translate[0]&&0===this._translate[1]||(t=c.translationMat4v([this._translate[0],this._translate[1],0],this._state.matrix)),1===this._scale[0]&&1===this._scale[1]||(i=c.scalingMat4v([this._scale[0],this._scale[1],1]),t=t?c.mulMat4(t,i):i),0!==this._rotate&&(i=c.rotationMat4v(.0174532925*this._rotate,[0,0,1]),t=t?c.mulMat4(t,i):i),t&&(e.matrix=t),this._matrixDirty=!1}this.glRedraw()}set image(e){this._image=Is(e),this._image.crossOrigin="Anonymous",this._state.texture.setImage(this._image,this._state),this._src=null,this.glRedraw()}get image(){return this._image}set src(e){this.scene.loading++,this.scene.canvas.spinner.processes++;const t=this;let i=new Image;i.onload=function(){i=Is(i),t._state.texture.setImage(i,t._state),t.scene.loading--,t.glRedraw(),t.scene.canvas.spinner.processes--},i.src=e,this._src=e,this._image=null}get src(){return this._src}set translate(e){this._translate.set(e||[0,0]),this._matrixDirty=!0,this._needUpdate()}get translate(){return this._translate}set scale(e){this._scale.set(e||[1,1]),this._matrixDirty=!0,this._needUpdate()}get scale(){return this._scale}set rotate(e){e=e||0,this._rotate!==e&&(this._rotate=e,this._matrixDirty=!0,this._needUpdate())}get rotate(){return this._rotate}get minFilter(){return this._state.minFilter}get magFilter(){return this._state.magFilter}get wrapS(){return this._state.wrapS}get wrapT(){return this._state.wrapT}get flipY(){return this._state.flipY}get encoding(){return this._state.encoding}destroy(){super.destroy(),this._state.texture&&this._state.texture.destroy(),this._state.destroy(),p.memory.textures--}}const Rs=p.memory,Ls=c.AABB3();class Us extends Rt{get type(){return"VBOGeometry"}get isVBOGeometry(){return!0}constructor(e,t={}){super(e,t),this._state=new At({compressGeometry:!0,primitive:null,primitiveName:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,positionsBuf:null,normalsBuf:null,colorsbuf:null,uvBuf:null,indicesBuf:null,hash:""}),this._numTriangles=0,this._edgeThreshold=t.edgeThreshold||10,this._aabb=null,this._obb=c.OBB3();const i=this._state,s=this.scene.canvas.gl;switch(t.primitive=t.primitive||"triangles",t.primitive){case"points":i.primitive=s.POINTS,i.primitiveName=t.primitive;break;case"lines":i.primitive=s.LINES,i.primitiveName=t.primitive;break;case"line-loop":i.primitive=s.LINE_LOOP,i.primitiveName=t.primitive;break;case"line-strip":i.primitive=s.LINE_STRIP,i.primitiveName=t.primitive;break;case"triangles":i.primitive=s.TRIANGLES,i.primitiveName=t.primitive;break;case"triangle-strip":i.primitive=s.TRIANGLE_STRIP,i.primitiveName=t.primitive;break;case"triangle-fan":i.primitive=s.TRIANGLE_FAN,i.primitiveName=t.primitive;break;default:this.error("Unsupported value for 'primitive': '"+t.primitive+"' - supported values are 'points', 'lines', 'line-loop', 'line-strip', 'triangles', 'triangle-strip' and 'triangle-fan'. Defaulting to 'triangles'."),i.primitive=s.TRIANGLES,i.primitiveName=t.primitive}if(t.positions)if(t.indices){var r;if(t.positionsDecodeMatrix);else{const e=Ht.getPositionsBounds(t.positions),o=Ht.compressPositions(t.positions,e.min,e.max);r=o.quantized,i.positionsDecodeMatrix=o.decodeMatrix,i.positionsBuf=new je(s,s.ARRAY_BUFFER,r,r.length,3,s.STATIC_DRAW),Rs.positions+=i.positionsBuf.numItems,c.positions3ToAABB3(t.positions,this._aabb),c.positions3ToAABB3(r,Ls,i.positionsDecodeMatrix),c.AABB3ToOBB3(Ls,this._obb)}if(t.colors){const e=t.colors.constructor===Float32Array?t.colors:new Float32Array(t.colors);i.colorsBuf=new je(s,s.ARRAY_BUFFER,e,e.length,4,s.STATIC_DRAW),Rs.colors+=i.colorsBuf.numItems}if(t.uv){const e=Ht.getUVBounds(t.uv),r=Ht.compressUVs(t.uv,e.min,e.max),o=r.quantized;i.uvDecodeMatrix=r.decodeMatrix,i.uvBuf=new je(s,s.ARRAY_BUFFER,o,o.length,2,s.STATIC_DRAW),Rs.uvs+=i.uvBuf.numItems}if(t.normals){const e=Ht.compressNormals(t.normals);let r=i.compressGeometry;i.normalsBuf=new je(s,s.ARRAY_BUFFER,e,e.length,3,s.STATIC_DRAW,r),Rs.normals+=i.normalsBuf.numItems}{const e=t.indices.constructor===Uint32Array||t.indices.constructor===Uint16Array?t.indices:new Uint32Array(t.indices);i.indicesBuf=new je(s,s.ELEMENT_ARRAY_BUFFER,e,e.length,1,s.STATIC_DRAW),Rs.indices+=i.indicesBuf.numItems;const o=Lt(r,e,i.positionsDecodeMatrix,this._edgeThreshold);this._edgeIndicesBuf=new je(s,s.ELEMENT_ARRAY_BUFFER,o,o.length,1,s.STATIC_DRAW),"triangles"===this._state.primitiveName&&(this._numTriangles=t.indices.length/3)}this._buildHash(),Rs.meshes++}else this.error("Config expected: indices");else this.error("Config expected: positions")}_buildHash(){const e=this._state,t=["/g"];t.push("/"+e.primitive+";"),e.positionsBuf&&t.push("p"),e.colorsBuf&&t.push("c"),(e.normalsBuf||e.autoVertexNormals)&&t.push("n"),e.uvBuf&&t.push("u"),t.push("cp"),t.push(";"),e.hash=t.join("")}_getEdgeIndices(){return this._edgeIndicesBuf}get primitive(){return this._state.primitiveName}get aabb(){return this._aabb}get obb(){return this._obb}get numTriangles(){return this._numTriangles}_getState(){return this._state}destroy(){super.destroy();const e=this._state;e.indicesBuf&&e.indicesBuf.destroy(),e.positionsBuf&&e.positionsBuf.destroy(),e.normalsBuf&&e.normalsBuf.destroy(),e.uvBuf&&e.uvBuf.destroy(),e.colorsBuf&&e.colorsBuf.destroy(),this._edgeIndicesBuf&&this._edgeIndicesBuf.destroy(),e.destroy(),Rs.meshes--}}var Os={};function ks(e={}){let t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);let i=e.ySize||1;i<0&&(console.error("negative ySize not allowed - will invert"),i*=-1);let s=e.zSize||1;s<0&&(console.error("negative zSize not allowed - will invert"),s*=-1);const r=e.center,o=r?r[0]:0,n=r?r[1]:0,a=r?r[2]:0,l=-t+o,A=-i+n,h=-s+a,c=t+o,u=i+n,d=s+a;return _.apply(e,{primitive:"lines",positions:[l,A,h,l,A,d,l,u,h,l,u,d,c,A,h,c,A,d,c,u,h,c,u,d],indices:[0,1,1,3,3,2,2,0,4,5,5,7,7,6,6,4,0,4,1,5,2,6,3,7]})}function Ns(e={}){let t=e.size||1;t<0&&(console.error("negative size not allowed - will invert"),t*=-1);let i=e.divisions||1;i<0&&(console.error("negative divisions not allowed - will invert"),i*=-1),i<1&&(i=1),t=t||10,i=i||10;const s=t/i,r=t/2,o=[],n=[];let a=0;for(let e=0,t=-r;e<=i;e++,t+=s)o.push(-r),o.push(0),o.push(t),o.push(r),o.push(0),o.push(t),o.push(t),o.push(0),o.push(-r),o.push(t),o.push(0),o.push(r),n.push(a++),n.push(a++),n.push(a++),n.push(a++);return _.apply(e,{primitive:"lines",positions:o,indices:n})}function Qs(e={}){let t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);let i=e.zSize||1;i<0&&(console.error("negative zSize not allowed - will invert"),i*=-1);let s=e.xSegments||1;s<0&&(console.error("negative xSegments not allowed - will invert"),s*=-1),s<1&&(s=1);let r=e.xSegments||1;r<0&&(console.error("negative zSegments not allowed - will invert"),r*=-1),r<1&&(r=1);const o=e.center,n=o?o[0]:0,a=o?o[1]:0,l=o?o[2]:0,A=t/2,h=i/2,c=Math.floor(s)||1,u=Math.floor(r)||1,d=c+1,p=u+1,f=t/c,g=i/u,m=new Float32Array(d*p*3),v=new Float32Array(d*p*3),b=new Float32Array(d*p*2);let y,x,B,w,P,C,M,E=0,F=0;for(y=0;y<p;y++){const e=y*g-h;for(x=0;x<d;x++)B=x*f-A,m[E]=B+n,m[E+1]=a,m[E+2]=-e+l,v[E+2]=-1,b[F]=x/c,b[F+1]=(u-y)/u,E+=3,F+=2}E=0;const I=new(m.length/3>65535?Uint32Array:Uint16Array)(c*u*6);for(y=0;y<u;y++)for(x=0;x<c;x++)w=x+d*y,P=x+d*(y+1),C=x+1+d*(y+1),M=x+1+d*y,I[E]=M,I[E+1]=P,I[E+2]=w,I[E+3]=M,I[E+4]=C,I[E+5]=P,E+=6;return _.apply(e,{positions:m,normals:v,uv:b,indices:I})}function Vs(e={}){let t=e.radius||1;t<0&&(console.error("negative radius not allowed - will invert"),t*=-1),t*=.5;let i=e.tube||.3;i<0&&(console.error("negative tube not allowed - will invert"),i*=-1);let s=e.radialSegments||32;s<0&&(console.error("negative radialSegments not allowed - will invert"),s*=-1),s<4&&(s=4);let r=e.tubeSegments||24;r<0&&(console.error("negative tubeSegments not allowed - will invert"),r*=-1),r<4&&(r=4);let o=e.arc||2*Math.PI;o<0&&(console.warn("negative arc not allowed - will invert"),o*=-1),o>360&&(o=360);const n=e.center;let a=n?n[0]:0,l=n?n[1]:0;const A=n?n[2]:0,h=[],u=[],d=[],p=[];let f,g,m,v,b,y,x,B,w,P,C,M;for(B=0;B<=r;B++)for(x=0;x<=s;x++)f=x/s*o,g=.785398+B/r*Math.PI*2,a=t*Math.cos(f),l=t*Math.sin(f),m=(t+i*Math.cos(g))*Math.cos(f),v=(t+i*Math.cos(g))*Math.sin(f),b=i*Math.sin(g),h.push(m+a),h.push(v+l),h.push(b+A),d.push(1-x/s),d.push(B/r),y=c.normalizeVec3(c.subVec3([m,v,b],[a,l,A],[]),[]),u.push(y[0]),u.push(y[1]),u.push(y[2]);for(B=1;B<=r;B++)for(x=1;x<=s;x++)w=(s+1)*B+x-1,P=(s+1)*(B-1)+x-1,C=(s+1)*(B-1)+x,M=(s+1)*B+x,p.push(w),p.push(P),p.push(C),p.push(C),p.push(M),p.push(w);return _.apply(e,{positions:h,normals:u,uv:d,indices:p})}function Hs(e={}){if(e.points.length%3!=0)throw"Size of points array for given polyline should be divisible by 3";let t=e.points.length/3;if(t<2)throw"There should be at least 2 points to create a polyline";let i=[];for(let e=0;e<t-1;e++)i.push(e),i.push(e+1);return _.apply(e,{primitive:"lines",positions:e.points,indices:i})}Os.load=function(e,t){var i=new XMLHttpRequest;i.open("GET",e,!0),i.responseType="arraybuffer",i.onload=function(e){t(e.target.response)},i.send()},Os.save=function(e,t){var i="data:application/octet-stream;base64,"+btoa(Os.parse._buffToStr(e));window.location.href=i},Os.clone=function(e){return JSON.parse(JSON.stringify(e))},Os.bin={},Os.bin.f=new Float32Array(1),Os.bin.fb=new Uint8Array(Os.bin.f.buffer),Os.bin.rf=function(e,t){for(var i=Os.bin.f,s=Os.bin.fb,r=0;r<4;r++)s[r]=e[t+r];return i[0]},Os.bin.rsl=function(e,t){return e[t]|e[t+1]<<8},Os.bin.ril=function(e,t){return e[t]|e[t+1]<<8|e[t+2]<<16|e[t+3]<<24},Os.bin.rASCII0=function(e,t){for(var i="";0!=e[t];)i+=String.fromCharCode(e[t++]);return i},Os.bin.wf=function(e,t,i){new Float32Array(e.buffer,t,1)[0]=i},Os.bin.wsl=function(e,t,i){e[t]=i,e[t+1]=i>>8},Os.bin.wil=function(e,t,i){e[t]=i,e[t+1]=i>>8,e[t+2]=i>>16,e[t+3]},Os.parse={},Os.parse._buffToStr=function(e){for(var t=new Uint8Array(e),i="",s=0;s<t.length;s++)i=i.concat(String.fromCharCode(t[s]));return i},Os.parse._strToBuff=function(e){for(var t=new ArrayBuffer(e.length),i=new Uint8Array(t),s=0;s<e.length;s++)i[s]=e.charCodeAt(s);return t},Os.parse._readLine=function(e,t){for(var i="";10!=e[t];)i+=String.fromCharCode(e[t++]);return i},Os.parse.fromJSON=function(e){return JSON.parse(Os.parse._buffToStr(e))},Os.parse.toJSON=function(e){var t=JSON.stringify(e);return Os.parse._strToBuff(t)},Os.parse.fromOBJ=function(e){for(var t={groups:{},c_verts:[],c_uvt:[],c_norms:[],i_verts:[],i_uvt:[],i_norms:[]},i={from:0,to:0},s=0,r=new Uint8Array(e);s<r.length;){var o=Os.parse._readLine(r,s);s+=o.length+1;var n=(o=(o=o.replace(/ +(?= )/g,"")).replace(/(^\s+|\s+$)/g,"")).split(" ");if("g"==n[0]&&(i.to=t.i_verts.length,null==t.groups[n[1]]&&(t.groups[n[1]]={from:t.i_verts.length,to:0}),i=t.groups[n[1]]),"v"==n[0]){var a=parseFloat(n[1]),l=parseFloat(n[2]),A=parseFloat(n[3]);t.c_verts.push(a,l,A)}if("vt"==n[0]){a=parseFloat(n[1]),l=1-parseFloat(n[2]);t.c_uvt.push(a,l)}if("vn"==n[0]){a=parseFloat(n[1]),l=parseFloat(n[2]),A=parseFloat(n[3]);t.c_norms.push(a,l,A)}if("f"==n[0]){var h=n[1].split("/"),c=n[2].split("/"),u=n[3].split("/"),d=parseInt(h[0])-1,p=parseInt(c[0])-1,f=parseInt(u[0])-1,g=parseInt(h[1])-1,m=parseInt(c[1])-1,_=parseInt(u[1])-1,v=parseInt(h[2])-1,b=parseInt(c[2])-1,y=parseInt(u[2])-1,x=t.c_verts.length/3,B=t.c_uvt.length/2,w=t.c_norms.length/3;if(d<0&&(d=x+d+1),p<0&&(p=x+p+1),f<0&&(f=x+f+1),g<0&&(g=B+g+1),m<0&&(m=B+m+1),_<0&&(_=B+_+1),v<0&&(v=w+v+1),b<0&&(b=w+b+1),y<0&&(y=w+y+1),t.i_verts.push(d,p,f),t.i_uvt.push(g,m,_),t.i_norms.push(v,b,y),5==n.length){var P=n[4].split("/"),C=parseInt(P[0])-1,M=parseInt(P[1])-1,E=parseInt(P[2])-1;C<0&&(C=x+C+1),M<0&&(M=B+M+1),E<0&&(E=w+E+1),t.i_verts.push(d,f,C),t.i_uvt.push(g,_,M),t.i_norms.push(v,y,E)}}}return i.to=t.i_verts.length,t},Os.parse.fromMD2=function(e){e=new Uint8Array(e);var t={},i={};i.ident=Os.bin.ril(e,0),i.version=Os.bin.ril(e,4),i.skinwidth=Os.bin.ril(e,8),i.skinheight=Os.bin.ril(e,12),i.framesize=Os.bin.ril(e,16),i.num_skins=Os.bin.ril(e,20),i.num_vertices=Os.bin.ril(e,24),i.num_st=Os.bin.ril(e,28),i.num_tris=Os.bin.ril(e,32),i.num_glcmds=Os.bin.ril(e,36),i.num_frames=Os.bin.ril(e,40),i.offset_skins=Os.bin.ril(e,44),i.offset_st=Os.bin.ril(e,48),i.offset_tris=Os.bin.ril(e,52),i.offset_frames=Os.bin.ril(e,56),i.offset_glcmds=Os.bin.ril(e,60),i.offset_end=Os.bin.ril(e,64);var s=i.offset_st;t.c_uvt=[];for(var r=0;r<i.num_st;r++){var o=Os.bin.rsl(e,s)/i.skinwidth,n=Os.bin.rsl(e,s+2)/i.skinheight;t.c_uvt.push(o,n),s+=4}s=i.offset_tris;var a=[],l=[];t.i_verts=a,t.i_uvt=l;for(r=0;r<i.num_tris;r++)a.push(Os.bin.rsl(e,s),Os.bin.rsl(e,s+2),Os.bin.rsl(e,s+4)),l.push(Os.bin.rsl(e,s+6),Os.bin.rsl(e,s+8),Os.bin.rsl(e,s+10)),s+=12;s=i.offset_skins;t.skins=[];for(r=0;r<i.num_skins;r++)t.skins.push(Os.bin.rASCII0(e,s)),s+=64;s=i.offset_frames;t.frames=[];var A=Os.parse.fromMD2._normals;for(r=0;r<i.num_frames;r++){var h={},c=Os.bin.rf(e,s),u=Os.bin.rf(e,s+4),d=Os.bin.rf(e,s+8);s+=12;var p=Os.bin.rf(e,s),f=Os.bin.rf(e,s+4),g=Os.bin.rf(e,s+8);s+=12,h.name=Os.bin.rASCII0(e,s),s+=16,h.verts=[],h.norms=[];for(var m=0;m<i.num_vertices;m++)h.verts.push(e[s]*c+p,e[s+1]*u+f,e[s+2]*d+g),h.norms.push(A[3*e[s+3]],A[3*e[s+3]+1],A[3*e[s+3]+2]),s+=4;t.frames.push(h)}return 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t=Os.parse._buffToStr(e),i=(new DOMParser).parseFromString(t,"text/xml"),s={},r=(i=i.childNodes[0]).getElementsByTagName("asset")[0],o=i.getElementsByTagName("library_geometries")[0],n=i.getElementsByTagName("library_images")[0],a=i.getElementsByTagName("library_materials")[0],l=i.getElementsByTagName("library_effects")[0];return r&&(s.asset=Os.parse.fromCollada._asset(r)),o&&(s.geometries=Os.parse.fromCollada._libGeometries(o)),n&&(s.images=Os.parse.fromCollada._libImages(n)),a&&(s.materials=Os.parse.fromCollada._libMaterials(a)),l&&(s.effects=Os.parse.fromCollada._libEffects(l)),s},Os.parse.fromCollada._asset=function(e){return{created:e.getElementsByTagName("created")[0].textContent,modified:e.getElementsByTagName("modified")[0].textContent,up_axis:e.getElementsByTagName("up_axis")[0].textContent}},Os.parse.fromCollada._libGeometries=function(e){e=e.getElementsByTagName("geometry");for(var t=[],i=0;i<e.length;i++){var s=e[i],r=Os.parse.fromCollada._getMesh(s.getElementsByTagName("mesh")[0]);t.push(r)}return t},Os.parse.fromCollada._getMesh=function(e){for(var t={},i=e.getElementsByTagName("source"),s=t.sources={},r=0;r<i.length;r++){for(var o=i[r].getElementsByTagName("float_array")[0].textContent.split(" "),n=o.length-(""==o[o.length-1]?1:0),a=new Array(n),l=0;l<n;l++)a[l]=parseFloat(o[l]);s[i[r].getAttribute("id")]=a}t.triangles=[];var A=e.getElementsByTagName("triangles");if(null==A)return t;for(r=0;r<A.length;r++){var h={},c=A[r];h.material=c.getAttribute("material");var u=c.getElementsByTagName("input"),d=[];for(l=0;l<u.length;l++){var p=u[l];a=[];d[parseInt(p.getAttribute("offset"))]=a;var f=p.getAttribute("semantic");h["s_"+f]="VERTEX"==f?e.getElementsByTagName("vertices")[0].getElementsByTagName("input")[0].getAttribute("source").substring(1):p.getAttribute("source").substring(1),h["i_"+f]=a,s[h["s_"+f]]}var g=c.getElementsByTagName("p")[0].textContent.split(" 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i=Os.bin.ril(e,2),s=6;s<i;){var r=Os.bin.rsl(e,s),o=Os.bin.ril(e,s+2);15677==r&&(t.edit=Os.parse.from3DS._edit3ds(e,s,o)),45056==r&&(t.keyf=Os.parse.from3DS._keyf3ds(e,s,o)),s+=o}return t},Os.parse.from3DS._edit3ds=function(e,t,i){for(var s={},r=t+6;r<t+i;){var o=Os.bin.rsl(e,r),n=Os.bin.ril(e,r+2);16384==o&&(null==s.objects&&(s.objects=[]),s.objects.push(Os.parse.from3DS._edit_object(e,r,n))),r+=n}return s},Os.parse.from3DS._keyf3ds=function(e,t,i){for(var s={},r=t+6;r<t+i;){var o=Os.bin.rsl(e,r),n=Os.bin.ril(e,r+2);45058==o&&(null==s.desc&&(s.desc=[]),s.desc.push(Os.parse.from3DS._keyf_objdes(e,r,n))),r+=n}return s},Os.parse.from3DS._keyf_objdes=function(e,t,i){for(var s={},r=t+6;r<t+i;){var o=Os.bin.rsl(e,r),n=Os.bin.ril(e,r+2);45072==o&&(s.hierarchy=Os.parse.from3DS._keyf_objhierarch(e,r,n)),45073==o&&(s.dummy_name=Os.bin.rASCII0(e,r+6)),r+=n}return s},Os.parse.from3DS._keyf_objhierarch=function(e,t,i){var s={},r=t+6;return s.name=Os.bin.rASCII0(e,r),r+=s.name.length+1,s.hierarchy=Os.bin.rsl(e,r+4),s},Os.parse.from3DS._edit_object=function(e,t,i){var s={},r=t+6;for(s.name=Os.bin.rASCII0(e,r),r+=s.name.length+1;r<t+i;){var o=Os.bin.rsl(e,r),n=Os.bin.ril(e,r+2);16640==o&&(s.mesh=Os.parse.from3DS._obj_trimesh(e,r,n)),r+=n}return s},Os.parse.from3DS._obj_trimesh=function(e,t,i){for(var s={},r=t+6;r<t+i;){var o=Os.bin.rsl(e,r),n=Os.bin.ril(e,r+2);16656==o&&(s.vertices=Os.parse.from3DS._tri_vertexl(e,r,n)),16672==o&&(s.indices=Os.parse.from3DS._tri_facel1(e,r,n)),16704==o&&(s.uvt=Os.parse.from3DS._tri_mappingcoors(e,r,n)),16736==o&&(s.local=Os.parse.from3DS._tri_local(e,r,n)),r+=n}return s},Os.parse.from3DS._tri_vertexl=function(e,t,i){var s=[],r=t+6,o=Os.bin.rsl(e,r);r+=2;for(var n=0;n<o;n++)s.push(Os.bin.rf(e,r)),s.push(Os.bin.rf(e,r+4)),s.push(Os.bin.rf(e,r+8)),r+=12;return s},Os.parse.from3DS._tri_facel1=function(e,t,i){var s=[],r=t+6,o=Os.bin.rsl(e,r);r+=2;for(var n=0;n<o;n++)s.push(Os.bin.rsl(e,r)),s.push(Os.bin.rsl(e,r+2)),s.push(Os.bin.rsl(e,r+4)),r+=8;return s},Os.parse.from3DS._tri_mappingcoors=function(e,t,i){var s=[],r=t+6,o=Os.bin.rsl(e,r);r+=2;for(var n=0;n<o;n++)s.push(Os.bin.rf(e,r)),s.push(1-Os.bin.rf(e,r+4)),r+=8;return s},Os.parse.from3DS._tri_local=function(e,t,i){var s={},r=t+6;return s.X=[Os.bin.rf(e,r),Os.bin.rf(e,r+4),Os.bin.rf(e,r+8)],r+=12,s.Y=[Os.bin.rf(e,r),Os.bin.rf(e,r+4),Os.bin.rf(e,r+8)],r+=12,s.Z=[Os.bin.rf(e,r),Os.bin.rf(e,r+4),Os.bin.rf(e,r+8)],r+=12,s.C=[Os.bin.rf(e,r),Os.bin.rf(e,r+4),Os.bin.rf(e,r+8)],r+=12,s},Os.parse.fromBIV=function(e){e=new Uint8Array(e);var t={},i={};return i.id=Os.bin.ril(e,0),i.verS=Os.bin.ril(e,4),i.texS=Os.bin.ril(e,8),i.indS=Os.bin.ril(e,12),i.verO=Os.bin.ril(e,16),i.verL=Os.bin.ril(e,20),i.texO=Os.bin.ril(e,24),i.texL=Os.bin.ril(e,28),i.indO=Os.bin.ril(e,32),i.indL=Os.bin.ril(e,36),0!=i.verO&&(t.vertices=Os.parse.fromBIV._readFloats(e,i.verO,i.verL)),0!=i.texO&&(t.uvt=Os.parse.fromBIV._readFloats(e,i.texO,i.texL)),0!=i.indO&&(t.indices=Os.parse.fromBIV._readInts(e,i.indO,i.indL,i.indS)),t},Os.parse.toBIV=function(e){for(var t=0,i=0;i<e.indices.length;i++)t=Math.max(t,e.indices[i]);var s=32;t<=65535&&(s=16);var r=40;e.vertices&&(r+=4*e.vertices.length),e.uvt&&(r+=4*e.uvt.length),e.indices&&(r+=e.indices.length*s/8);var o=new Uint8Array(r);Os.bin.wil(o,0,1769365870),Os.bin.wil(o,4,32),Os.bin.wil(o,8,32),Os.bin.wil(o,12,s);var n=40;return e.vertices&&(Os.bin.wil(o,16,n),Os.bin.wil(o,20,4*e.vertices.length),Os.parse.fromBIV._writeFloats(o,n,e.vertices),n+=4*e.vertices.length),e.uvt&&(Os.bin.wil(o,24,n),Os.bin.wil(o,28,4*e.uvt.length),Os.parse.fromBIV._writeFloats(o,n,e.uvt),n+=4*e.uvt.length),e.indices&&(Os.bin.wil(o,32,n),Os.bin.wil(o,36,4*e.indices.length),Os.parse.fromBIV._writeInts(o,n,e.indices,s)),o.buffer},Os.parse.fromBIV._readFloats=function(e,t,i){for(var s=[],r=0;r<i/4;r++)s.push(Os.bin.rf(e,t+4*r));return s},Os.parse.fromBIV._writeFloats=function(e,t,i){for(var s=0;s<i.length;s++)Os.bin.wf(e,t+4*s,i[s])},Os.parse.fromBIV._readInts=function(e,t,i,s){for(var r=[],o=0;o<i/4;o++)16==s&&r.push(Os.bin.rsl(e,t+2*o)),32==s&&r.push(Os.bin.ril(e,t+4*o));return r},Os.parse.fromBIV._writeInts=function(e,t,i,s){for(var r=0;r<i.length;r++)16==s&&Os.bin.wsl(e,t+2*r,i[r]),32==s&&Os.bin.wil(e,t+4*r,i[r])},Os.gen={},Os.gen.Plane=function(e,t,i,s){i||(i=1),s||(s=1);for(var r={verts:[],inds:[],uvt:[]},o=e+1,n=t+1,a=0;a<n;a++)for(var l=0;l<o;l++){var A=l*(2/e)-1,h=a*(2/t)-1;r.verts.push(A,h,0),r.uvt.push(i*l/e,s*a/t),a<t&&l<e&&r.inds.push(a*o+l,a*o+l+1,(a+1)*o+l,a*o+l+1,(a+1)*o+l,(a+1)*o+l+1)}return r},Os.gen.Cube=function(){return{verts:[-1,1,-1,1,1,-1,-1,-1,-1,1,-1,-1,-1,1,1,1,1,1,-1,-1,1,1,-1,1,-1,1,1,-1,1,-1,-1,-1,1,-1,-1,-1,1,1,1,1,1,-1,1,-1,1,1,-1,-1,-1,1,-1,1,1,-1,-1,1,1,1,1,1,-1,-1,-1,1,-1,-1,-1,-1,1,1,-1,1],inds:[0,1,2,1,2,3,4,5,6,5,6,7,8,9,10,9,10,11,12,13,14,13,14,15,16,17,18,17,18,19,20,21,22,21,22,23],uvt:[1/4,1/4,.5,1/4,1/4,.5,.5,.5,1,1/4,3/4,1/4,1,.5,3/4,.5,0,1/4,1/4,1/4,0,.5,1/4,.5,3/4,1/4,.5,1/4,3/4,.5,.5,.5,1/4,1/4,.5,1/4,1/4,0,.5,0,1/4,.5,.5,.5,1/4,3/4,.5,3/4]}},Os.gen.Sphere=function(e,t){for(var i={verts:[],inds:[],uvt:[]},s=e+1,r=t+1,o=0;o<r;o++)for(var n=0;n<s;n++){var a=-Math.PI/2+o*Math.PI/t,l=2*n*Math.PI/e,A=Math.cos(a)*Math.cos(l),h=Math.sin(a),c=Math.cos(a)*Math.sin(l);i.verts.push(A,h,c),i.uvt.push(n/e,o/t),o<t&&n<e&&i.inds.push(s*o+n,s*o+n+1,s*(o+1)+n,s*o+n+1,s*(o+1)+n,s*(o+1)+n+1)}return i},Os.mat={},Os.mat.scale=function(e,t,i){return[e,0,0,0,0,t,0,0,0,0,i,0,0,0,0,1]},Os.mat.translate=function(e,t,i){return[1,0,0,0,0,1,0,0,0,0,1,0,e,t,i,1]},Os.mat.rotateDeg=function(e,t,i){var s=Math.PI/180;return Os.mat.rotate(e*s,t*s,i*s)},Os.mat.rotate=function(e,t,i){var s=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],r=e,o=t,n=i,a=Math.cos(r),l=Math.cos(o),A=Math.cos(n),h=Math.sin(r),c=Math.sin(o),u=Math.sin(n);return s[0]=l*A,s[1]=-l*u,s[2]=c,s[4]=a*u+h*c*A,s[5]=a*A-h*c*u,s[6]=-h*l,s[8]=h*u-a*c*A,s[9]=h*A+a*c*u,s[10]=a*l,s},Os.edit={},Os.edit.interpolate=function(e,t,i,s){for(var r=0;r<e.length;r++)i[r]=e[r]+s*(t[r]-e[r])},Os.edit.transform=function(e,t){for(var i=0;i<e.length;i+=3){var s=e[i],r=e[i+1],o=e[i+2];e[i+0]=t[0]*s+t[4]*r+t[8]*o+t[12],e[i+1]=t[1]*s+t[5]*r+t[9]*o+t[13],e[i+2]=t[2]*s+t[6]*r+t[10]*o+t[14]}},Os.edit.unwrap=function(e,t,i){for(var s=new Array(Math.floor(e.length/3)*i),r=0;r<e.length;r++)for(var o=0;o<i;o++)s[r*i+o]=t[e[r]*i+o];return s},Os.edit.remap=function(e,t,i,s){for(var r=new Array(i.length),o=0;o<e.length;o++)for(var n=0;n<s;n++)r[t[o]*s+n]=i[e[o]*s+n];return r},Os.utils={},Os.utils.getAABB=function(e){var t,i,s,r,o,n;r=o=n=-(t=i=s=999999999);for(var a=0;a<e.length;a+=3){var l=e[a+0],A=e[a+1],h=e[a+2];l<t&&(t=l),l>r&&(r=l),A<i&&(i=A),A>o&&(o=A),h<s&&(s=h),A>n&&(n=h)}return{min:{x:t,y:i,z:s},max:{x:r,y:o,z:n}}};class js extends D{constructor(e,t={}){super(e,t),this._type=t.type||(t.src?t.src.split(".").pop():null)||"jpg",this._pos=c.vec3(t.pos||[0,0,0]),this._up=c.vec3(t.up||[0,1,0]),this._normal=c.vec3(t.normal||[0,0,1]),this._height=t.height||1,this._origin=c.vec3(),this._rtcPos=c.vec3(),this._imageSize=c.vec2(),this._texture=new Ts(this,{flipY:!0}),this._image=new Image,"jpg"!==this._type&&"png"!==this._type&&(this.error('Unsupported type - defaulting to "jpg"'),this._type="jpg"),this._node=new ms(this,{matrix:c.inverseMat4(c.lookAtMat4v(this._pos,c.subVec3(this._pos,this._normal,c.mat4()),this._up,c.mat4())),children:[this._bitmapMesh=new ts(this,{scale:[1,1,1],rotation:[-90,0,0],collidable:t.collidable,pickable:t.pickable,opacity:t.opacity,clippable:t.clippable,geometry:new zt(this,Qs({center:[0,0,0],xSize:1,zSize:1,xSegments:2,zSegments:2})),material:new Yt(this,{diffuse:[0,0,0],ambient:[0,0,0],specular:[0,0,0],diffuseMap:this._texture,emissiveMap:this._texture,backfaces:!0})})]}),t.image?this.image=t.image:t.src?this.src=t.src:t.imageData&&(this.imageData=t.imageData),this.scene._bitmapCreated(this)}set visible(e){this._bitmapMesh.visible=e}get visible(){return this._bitmapMesh.visible}set image(e){this._image=e,this._image&&(this._texture.image=this._image,this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updateBitmapMeshScale())}get image(){return this._image}set src(e){if(e){this._image.onload=()=>{this._texture.image=this._image,this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updateBitmapMeshScale()},this._image.src=e;switch(e.split(".").pop()){case"jpeg":case"jpg":this._type="jpg";break;case"png":this._type="png"}}}get src(){return this._image.src}set imageData(e){this._image.onload=()=>{this._texture.image=image,this._imageSize[0]=image.width,this._imageSize[1]=image.height,this._updateBitmapMeshScale()},this._image.src=e}get imageData(){const e=document.createElement("canvas"),t=e.getContext("2d");return e.width=this._image.width,e.height=this._image.height,t.drawImage(this._image,0,0),e.toDataURL("jpg"===this._type?"image/jpeg":"image/png")}set type(e){"png"===(e=e||"jpg")&&"jpg"===e||(this.error("Unsupported value for `type` - supported types are `jpg` and `png` - defaulting to `jpg`"),e="jpg"),this._type=e}get type(){return this._type}get pos(){return this._pos}get normal(){return this._normal}get up(){return this._up}set height(e){this._height=null==e?1:e,this._image&&this._updateBitmapMeshScale()}get height(){return this._height}set collidable(e){this._bitmapMesh.collidable=!1!==e}get collidable(){return this._bitmapMesh.collidable}set clippable(e){this._bitmapMesh.clippable=!1!==e}get clippable(){return this._bitmapMesh.clippable}set pickable(e){this._bitmapMesh.pickable=!1!==e}get pickable(){return this._bitmapMesh.pickable}set opacity(e){this._bitmapMesh.opacity=e}get opacity(){return this._bitmapMesh.opacity}destroy(){super.destroy(),this.scene._bitmapDestroyed(this)}_updateBitmapMeshScale(){const e=this._imageSize[1]/this._imageSize[0];this._bitmapMesh.scale=[this._height/e,1,this._height]}}const Gs=(e,t)=>{const i=[];let s=[];function r(e,i){let s,r;for(let o=0;o<3;o++)if(s=t[3*e+o],r=t[3*i+o],s!==r)return r-s;return 0}let o=e.slice().sort(r),n=null;for(let e=0,t=o.length;e<t;e++)0!==e&&0===r(o[e],o[e-1])||(n=o[e]),i[o[e]]=n;for(let t=0,r=e.length;t<r;t+=3){const r=i[e[t]],o=i[e[t+1]],n=i[e[t+2]];let a=r,l=o,A=n;if(r>o&&r>n?o>n?(a=r,l=o,A=n):(a=r,l=n,A=o):o>r&&o>n?r>n?(a=o,l=r,A=n):(a=o,l=n,A=r):n>r&&n>o&&(r>o?(a=n,l=r,A=o):(a=n,l=o,A=r)),s[t+0]=[a,l],s[t+1]=[l,A],a>A){const e=A;A=a,a=e}s[t+2]=[A,a]}function a(e,t){let i,s;for(let r=0;r<2;r++)if(i=e[r],s=t[r],s!==i)return s-i;return 0}s=s.slice(0,e.length),s.sort(a);let l=0;for(let e=0;e<s.length;e++)if(0===e||0!==a(s[e],s[e-1])){if(0!==e&&2!==l)return!1;l=1}else l++;return!(s.length>0&&2!==l)},zs=c.vec3(),Ws=c.vec3(),Ks=c.vec3();class Xs{constructor(){this.vertices=[],this.indices=[],this.reset()}reset(){this.lenVertices=0,this.lenIndices=0,this.primitive=null}setPrimitive(e){this.primitive=e}addVertex(e){this.vertices[this.lenVertices++]=e[0],this.vertices[this.lenVertices++]=e[1],this.vertices[this.lenVertices++]=e[2]}addIndex(e){this.indices[this.lenIndices++]=e}get volume(){const e=this.vertices,t=this.indices;if("solid"!==this.primitive&&"surface"!==this.primitive&&"triangles"!==this.primitive)return-1;if("solid"!==this.primitive&&!Gs(t,e))return-1;let i=0;for(let s=0;s<this.lenIndices;s+=3){const r=3*t[s],o=3*t[s+1],n=3*t[s+2];zs[0]=e[r],zs[1]=e[r+1],zs[2]=e[r+2],Ws[0]=e[o],Ws[1]=e[o+1],Ws[2]=e[o+2],Ks[0]=e[n],Ks[1]=e[n+1],Ks[2]=e[n+2],c.cross3Vec3(zs,Ws,zs),i+=c.dotVec3(zs,Ks)}return i/6}}const Js=new Xs,Ys=c.vec3(),Zs=c.vec3(),qs=c.vec3(),$s=c.vec3(),er=c.vec3(),tr=c.vec3();class ir{constructor(){this.vertices=[],this.indices=[],this.reset()}reset(){this.lenVertices=0,this.lenIndices=0}addVertex(e){this.vertices[this.lenVertices++]=e[0],this.vertices[this.lenVertices++]=e[1],this.vertices[this.lenVertices++]=e[2]}addIndex(e){this.indices[this.lenIndices++]=e}get surfaceArea(){const e=this.vertices,t=this.indices;let i=0;for(let s=0;s<this.lenIndices;s+=3){const r=3*t[s],o=3*t[s+1],n=3*t[s+2];Ys[0]=e[r],Ys[1]=e[r+1],Ys[2]=e[r+2],Zs[0]=e[o],Zs[1]=e[o+1],Zs[2]=e[o+2],qs[0]=e[n],qs[1]=e[n+1],qs[2]=e[n+2],c.subVec3(Ys,Zs,$s),c.subVec3(qs,Zs,er),i+=.5*c.lenVec3(c.cross3Vec3($s,er,tr))}return i}}const sr=new ir,rr=c.OBB3(),or=c.OBB3(),nr=c.OBB3();class ar{constructor(e,t,i,s,r,o,n=null,a=0){this.model=e,this.object=null,this.parent=null,this.transform=r,this.textureSet=o,this._matrixDirty=!1,this._matrixUpdateScheduled=!1,this.id=t,this.obb=null,this._aabbLocal=null,this._aabbWorld=c.AABB3(),this._aabbWorldDirty=!1,this.layer=n,this.portionId=a,this._color=new Uint8Array([i[0],i[1],i[2],s]),this._colorize=new Uint8Array([i[0],i[1],i[2],s]),this._colorizing=!1,this._transparent=s<255,this.numTriangles=0,this.origin=null,this.entity=null,r&&r._addMesh(this),this._volume=null,this._surfaceArea=null}_sceneModelDirty(){this._aabbWorldDirty=!0,this.layer.aabbDirty=!0}_transformDirty(){this._matrixDirty||this._matrixUpdateScheduled||(this.model._meshMatrixDirty(this),this._matrixDirty=!0,this._matrixUpdateScheduled=!0),this._aabbWorldDirty=!0,this.layer.aabbDirty=!0,this.entity&&this.entity._transformDirty()}_updateMatrix(){this.transform&&this._matrixDirty&&this.layer.setMatrix(this.portionId,this.transform.worldMatrix),this._matrixDirty=!1,this._matrixUpdateScheduled=!1}_finalize(e){this.layer.initFlags(this.portionId,e,this._transparent)}_finalize2(){this.layer.flushInitFlags&&this.layer.flushInitFlags()}_setVisible(e){this.layer.setVisible(this.portionId,e,this._transparent)}_setColor(e){this._color[0]=e[0],this._color[1]=e[1],this._color[2]=e[2],this._colorizing||this.layer.setColor(this.portionId,this._color,!1)}_setColorize(e){e?(this._colorize[0]=e[0],this._colorize[1]=e[1],this._colorize[2]=e[2],this.layer.setColor(this.portionId,this._colorize,false),this._colorizing=!0):(this.layer.setColor(this.portionId,this._color,false),this._colorizing=!1)}_setOpacity(e,t){const i=e<255,s=this._transparent!==i;this._color[3]=e,this._colorize[3]=e,this._transparent=i,this._colorizing?this.layer.setColor(this.portionId,this._colorize):this.layer.setColor(this.portionId,this._color),s&&this.layer.setTransparent(this.portionId,t,i)}_setOffset(e){this.layer.setOffset(this.portionId,e)}_setHighlighted(e){this.layer.setHighlighted(this.portionId,e,this._transparent)}_setXRayed(e){this.layer.setXRayed(this.portionId,e,this._transparent)}_setSelected(e){this.layer.setSelected(this.portionId,e,this._transparent)}_setEdges(e){this.layer.setEdges(this.portionId,e,this._transparent)}_setClippable(e){this.layer.setClippable(this.portionId,e,this._transparent)}_setCollidable(e){this.layer.setCollidable(this.portionId,e)}_setPickable(e){this.layer.setPickable(this.portionId,e,this._transparent)}_setCulled(e){this.layer.setCulled(this.portionId,e,this._transparent)}canPickTriangle(){return!1}drawPickTriangles(e,t){}pickTriangleSurface(e){}precisionRayPickSurface(e,t,i,s){return!!this.layer.precisionRayPickSurface&&this.layer.precisionRayPickSurface(this.portionId,e,t,i,s)}canPickWorldPos(){return!0}drawPickDepths(e){this.model.drawPickDepths(e)}drawPickNormals(e){this.model.drawPickNormals(e)}delegatePickedEntity(){return this.parent}getEachVertex(e){this.layer.getEachVertex&&this.layer.getEachVertex(this.portionId,e)}getEachIndex(e){this.layer.getEachIndex&&this.layer.getEachIndex(this.portionId,e)}get volume(){if(null!==this._volume)return this._volume;switch(this.layer.primitive){case"solid":case"surface":case"triangles":Js.reset(),Js.setPrimitive(this.layer.primitive),this.getEachVertex((e=>{Js.addVertex(e)})),this.getEachIndex((e=>{Js.addIndex(e)})),this._volume=Js.volume;break;default:this._volume=0}return this._volume}get surfaceArea(){if(null!==this._surfaceArea)return this._surfaceArea;switch(this.layer.primitive){case"solid":case"surface":case"triangles":sr.reset(),this.getEachVertex((e=>{sr.addVertex(e)})),this.getEachIndex((e=>{sr.addIndex(e)})),this._surfaceArea=sr.surfaceArea;break;default:this._surfaceArea=0}return this._surfaceArea}set aabb(e){if(this._aabbLocal=e,this.origin){this._aabbLocal=e.slice(0);const t=this.origin;this._aabbLocal[0]+=t[0],this._aabbLocal[1]+=t[1],this._aabbLocal[2]+=t[2],this._aabbLocal[3]+=t[0],this._aabbLocal[4]+=t[1],this._aabbLocal[5]+=t[2]}}get aabb(){return this._aabbWorldDirty&&(c.AABB3ToOBB3(this._aabbLocal,rr),this.transform?(c.transformOBB3(this.transform.worldMatrix,rr,or),c.transformOBB3(this.model.worldMatrix,or,nr),c.OBB3ToAABB3(nr,this._aabbWorld)):(c.transformOBB3(this.model.worldMatrix,rr,or),c.OBB3ToAABB3(or,this._aabbWorld)),this._aabbWorldDirty=!1),this._aabbWorld}_destroy(){this.model.scene._renderer.putPickID(this.pickId)}}const lr=new class{constructor(){this._uint8Arrays={},this._float32Arrays={}}_clear(){this._uint8Arrays={},this._float32Arrays={}}getUInt8Array(e){let t=this._uint8Arrays[e];return t||(t=new Uint8Array(e),this._uint8Arrays[e]=t),t}getFloat32Array(e){let t=this._float32Arrays[e];return t||(t=new Float32Array(e),this._float32Arrays[e]=t),t}};let Ar=0;const hr={NOT_RENDERED:0,COLOR_OPAQUE:1,COLOR_TRANSPARENT:2,SILHOUETTE_HIGHLIGHTED:3,SILHOUETTE_SELECTED:4,SILHOUETTE_XRAYED:5,EDGES_COLOR_OPAQUE:6,EDGES_COLOR_TRANSPARENT:7,EDGES_HIGHLIGHTED:8,EDGES_SELECTED:9,EDGES_XRAYED:10,PICK:11},cr=new Float32Array([1,1,1,1]),ur=new Float32Array([0,0,0,1]),dr=c.vec4(),pr=c.vec3(),fr=c.vec3(),gr=c.mat4();class mr{constructor(e,t=!1,{instancing:i=!1,edges:s=!1,useAlphaCutoff:r=!1}={}){this._scene=e,this._withSAO=t,this._instancing=i,this._edges=s,this._useAlphaCutoff=r,this._hash=this._getHash(),this._matricesUniformBlockBufferBindingPoint=0,this._matricesUniformBlockBuffer=this._scene.canvas.gl.createBuffer(),this._matricesUniformBlockBufferData=new Float32Array(96),this._vaoCache=new WeakMap,this._allocate()}_getHash(){return this._scene._sectionPlanesState.getHash()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){return[""]}_buildFragmentShader(){return[""]}_addMatricesUniformBlockLines(e,t=!1){return e.push("uniform Matrices {"),e.push("    mat4 worldMatrix;"),e.push("    mat4 viewMatrix;"),e.push("    mat4 projMatrix;"),e.push("    mat4 positionsDecodeMatrix;"),t&&(e.push("    mat4 worldNormalMatrix;"),e.push("    mat4 viewNormalMatrix;")),e.push("};"),e}_addRemapClipPosLines(e,t=1){return e.push("uniform vec2 drawingBufferSize;"),e.push("uniform vec2 pickClipPos;"),e.push("vec4 remapClipPos(vec4 clipPos) {"),e.push("    clipPos.xy /= clipPos.w;"),1===t?e.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"):e.push(`    clipPos.xy = (clipPos.xy - pickClipPos) * (drawingBufferSize / float(${t}));`),e.push("    clipPos.xy *= clipPos.w;"),e.push("    return clipPos;"),e.push("}"),e}getValid(){return this._hash===this._getHash()}setSectionPlanesStateUniforms(e){const t=this._scene,{gl:i}=t.canvas,{model:s,layerIndex:r}=e,o=t._sectionPlanesState.getNumAllocatedSectionPlanes(),n=t._sectionPlanesState.sectionPlanes.length;if(o>0){const a=t._sectionPlanesState.sectionPlanes,l=r*n,A=s.renderFlags;t.crossSections&&(i.uniform4fv(this._uSliceColor,t.crossSections.sliceColor),i.uniform1f(this._uSliceThickness,t.crossSections.sliceThickness));for(let t=0;t<o;t++){const r=this._uSectionPlanes[t];if(r)if(t<n){const o=A.sectionPlanesActivePerLayer[l+t];if(i.uniform1i(r.active,o?1:0),o){const o=a[t],n=e._state.origin;if(n){const e=J(o.dist,o.dir,n,pr,s.matrix);i.uniform3fv(r.pos,e)}else i.uniform3fv(r.pos,o.pos);i.uniform3fv(r.dir,o.dir)}}else i.uniform1i(r.active,0)}}}_allocate(){const e=this._scene,t=e.canvas.gl,i=e._lightsState;if(this._program=new He(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uRenderPass=s.getLocation("renderPass"),this._uColor=s.getLocation("color"),this._uColor||(this._uColor=s.getLocation("silhouetteColor")),this._uUVDecodeMatrix=s.getLocation("uvDecodeMatrix"),this._uPickInvisible=s.getLocation("pickInvisible"),this._uGammaFactor=s.getLocation("gammaFactor"),t.uniformBlockBinding(s.handle,t.getUniformBlockIndex(s.handle,"Matrices"),this._matricesUniformBlockBufferBindingPoint),this._uShadowViewMatrix=s.getLocation("shadowViewMatrix"),this._uShadowProjMatrix=s.getLocation("shadowProjMatrix"),e.logarithmicDepthBufferEnabled&&(this._uZFar=s.getLocation("zFar")),this._uLightAmbient=s.getLocation("lightAmbient"),this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];const r=i.lights;let o;for(let e=0,t=r.length;e<t;e++)switch(o=r[e],o.type){case"dir":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=null,this._uLightDir[e]=s.getLocation("lightDir"+e);break;case"point":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=s.getLocation("lightPos"+e),this._uLightDir[e]=null,this._uLightAttenuation[e]=s.getLocation("lightAttenuation"+e);break;case"spot":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=s.getLocation("lightPos"+e),this._uLightDir[e]=s.getLocation("lightDir"+e),this._uLightAttenuation[e]=s.getLocation("lightAttenuation"+e)}i.reflectionMaps.length>0&&(this._uReflectionMap="reflectionMap"),i.lightMaps.length>0&&(this._uLightMap="lightMap"),this._uSectionPlanes=[];for(let t=0,i=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<i;t++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+t),pos:s.getLocation("sectionPlanePos"+t),dir:s.getLocation("sectionPlaneDir"+t)});this._aPosition=s.getAttribute("position"),this._aOffset=s.getAttribute("offset"),this._aNormal=s.getAttribute("normal"),this._aUV=s.getAttribute("uv"),this._aColor=s.getAttribute("color"),this._aMetallicRoughness=s.getAttribute("metallicRoughness"),this._aFlags=s.getAttribute("flags"),this._aPickColor=s.getAttribute("pickColor"),this._uPickZNear=s.getLocation("pickZNear"),this._uPickZFar=s.getLocation("pickZFar"),this._uPickClipPos=s.getLocation("pickClipPos"),this._uDrawingBufferSize=s.getLocation("drawingBufferSize"),this._uColorMap="uColorMap",this._uMetallicRoughMap="uMetallicRoughMap",this._uEmissiveMap="uEmissiveMap",this._uNormalMap="uNormalMap",this._uAOMap="uAOMap",this._instancing&&(this._aModelMatrix=s.getAttribute("modelMatrix"),this._aModelMatrixCol0=s.getAttribute("modelMatrixCol0"),this._aModelMatrixCol1=s.getAttribute("modelMatrixCol1"),this._aModelMatrixCol2=s.getAttribute("modelMatrixCol2"),this._aModelNormalMatrixCol0=s.getAttribute("modelNormalMatrixCol0"),this._aModelNormalMatrixCol1=s.getAttribute("modelNormalMatrixCol1"),this._aModelNormalMatrixCol2=s.getAttribute("modelNormalMatrixCol2")),this._withSAO&&(this._uOcclusionTexture="uOcclusionTexture",this._uSAOParams=s.getLocation("uSAOParams")),this._useAlphaCutoff&&(this._alphaCutoffLocation=s.getLocation("materialAlphaCutoff")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),e.pointsMaterial._state.filterIntensity&&(this._uIntensityRange=s.getLocation("intensityRange")),this._uPointSize=s.getLocation("pointSize"),this._uNearPlaneHeight=s.getLocation("nearPlaneHeight"),e.crossSections&&(this._uSliceColor=s.getLocation("sliceColor"),this._uSliceThickness=s.getLocation("sliceThickness"))}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t._lightsState,o=r.lights;s.bind(),e.textureUnit=0,this._uLightAmbient&&i.uniform4fv(this._uLightAmbient,r.getAmbientColorAndIntensity()),this._uGammaFactor&&i.uniform1f(this._uGammaFactor,t.gammaFactor);for(let e=0,t=o.length;e<t;e++){const t=o[e];this._uLightColor[e]&&i.uniform4f(this._uLightColor[e],t.color[0],t.color[1],t.color[2],t.intensity),this._uLightPos[e]&&(i.uniform3fv(this._uLightPos[e],t.pos),this._uLightAttenuation[e]&&i.uniform1f(this._uLightAttenuation[e],t.attenuation)),this._uLightDir[e]&&i.uniform3fv(this._uLightDir[e],t.dir)}}_makeVAO(e){const t=this._scene.canvas.gl,i=t.createVertexArray();return t.bindVertexArray(i),this._instancing&&(this._aModelMatrixCol0.bindArrayBuffer(e.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(e.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(e.modelMatrixCol2Buf),t.vertexAttribDivisor(this._aModelMatrixCol0.location,1),t.vertexAttribDivisor(this._aModelMatrixCol1.location,1),t.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aModelNormalMatrixCol0&&(this._aModelNormalMatrixCol0.bindArrayBuffer(e.modelNormalMatrixCol0Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol0.location,1)),this._aModelNormalMatrixCol1&&(this._aModelNormalMatrixCol1.bindArrayBuffer(e.modelNormalMatrixCol1Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol1.location,1)),this._aModelNormalMatrixCol2&&(this._aModelNormalMatrixCol2.bindArrayBuffer(e.modelNormalMatrixCol2Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol2.location,1))),this._aPosition.bindArrayBuffer(e.positionsBuf),this._aUV&&this._aUV.bindArrayBuffer(e.uvBuf),this._aNormal&&this._aNormal.bindArrayBuffer(e.normalsBuf),this._aMetallicRoughness&&(this._aMetallicRoughness.bindArrayBuffer(e.metallicRoughnessBuf),this._instancing&&t.vertexAttribDivisor(this._aMetallicRoughness.location,1)),this._aColor&&(this._aColor.bindArrayBuffer(e.colorsBuf),this._instancing&&e.colorsBuf&&t.vertexAttribDivisor(this._aColor.location,1)),this._aFlags&&(this._aFlags.bindArrayBuffer(e.flagsBuf),this._instancing&&t.vertexAttribDivisor(this._aFlags.location,1)),this._aOffset&&(this._aOffset.bindArrayBuffer(e.offsetsBuf),this._instancing&&t.vertexAttribDivisor(this._aOffset.location,1)),this._aPickColor&&(this._aPickColor.bindArrayBuffer(e.pickColorsBuf),this._instancing&&t.vertexAttribDivisor(this._aPickColor.location,1)),this._instancing,this._edges?e.edgeIndicesBuf.bind():e.indicesBuf&&e.indicesBuf.bind(),i}drawLayer(e,t,i,{colorUniform:s=!1,incrementDrawState:r=!1}={}){const o=Te.MAX_TEXTURE_IMAGE_UNITS,n=this._scene,a=n.canvas.gl,{_state:l,model:A}=t,{textureSet:h,origin:u,positionsDecodeMatrix:d}=l,p=n._lightsState,f=n.pointsMaterial,{camera:g}=A.scene,{viewNormalMatrix:m,project:_}=g,v=e.pickViewMatrix||g.viewMatrix,{position:b,rotationMatrix:y,worldNormalMatrix:x}=A;if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),this._vaoCache.has(t)?a.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(l));let B=0;const w=16;this._matricesUniformBlockBufferData.set(y,0);const P=0!==u[0]||0!==u[1]||0!==u[2],C=0!==b[0]||0!==b[1]||0!==b[2];if(P||C){const e=pr;if(P){const t=c.transformPoint3(y,u,fr);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=b[0],e[1]+=b[1],e[2]+=b[2],this._matricesUniformBlockBufferData.set(W(v,e,gr),B+=w)}else this._matricesUniformBlockBufferData.set(v,B+=w);if(this._matricesUniformBlockBufferData.set(e.pickProjMatrix||_.matrix,B+=w),this._matricesUniformBlockBufferData.set(d,B+=w),this._matricesUniformBlockBufferData.set(x,B+=w),this._matricesUniformBlockBufferData.set(m,B+=w),a.bindBuffer(a.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),a.bufferData(a.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,a.DYNAMIC_DRAW),a.bindBufferBase(a.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer),a.uniform1i(this._uRenderPass,i),this.setSectionPlanesStateUniforms(t),n.logarithmicDepthBufferEnabled){if(this._uLogDepthBufFC){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);a.uniform1f(this._uLogDepthBufFC,t)}this._uZFar&&a.uniform1f(this._uZFar,n.camera.project.far)}if(this._uPickInvisible&&a.uniform1i(this._uPickInvisible,e.pickInvisible),this._uPickZNear&&a.uniform1f(this._uPickZNear,e.pickZNear),this._uPickZFar&&a.uniform1f(this._uPickZFar,e.pickZFar),this._uPickClipPos&&a.uniform2fv(this._uPickClipPos,e.pickClipPos),this._uDrawingBufferSize&&a.uniform2f(this._uDrawingBufferSize,a.drawingBufferWidth,a.drawingBufferHeight),this._uUVDecodeMatrix&&a.uniformMatrix3fv(this._uUVDecodeMatrix,!1,l.uvDecodeMatrix),this._uIntensityRange&&f.filterIntensity&&a.uniform2f(this._uIntensityRange,f.minIntensity,f.maxIntensity),this._uPointSize&&a.uniform1f(this._uPointSize,f.pointSize),this._uNearPlaneHeight){const e="ortho"===n.camera.projection?1:a.drawingBufferHeight/(2*Math.tan(.5*n.camera.perspective.fov*Math.PI/180));a.uniform1f(this._uNearPlaneHeight,e)}if(h){const{colorTexture:t,metallicRoughnessTexture:i,emissiveTexture:s,normalsTexture:r,occlusionTexture:n}=h;this._uColorMap&&t&&(this._program.bindTexture(this._uColorMap,t.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o),this._uMetallicRoughMap&&i&&(this._program.bindTexture(this._uMetallicRoughMap,i.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o),this._uEmissiveMap&&s&&(this._program.bindTexture(this._uEmissiveMap,s.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o),this._uNormalMap&&r&&(this._program.bindTexture(this._uNormalMap,r.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o),this._uAOMap&&n&&(this._program.bindTexture(this._uAOMap,n.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o)}if(p.reflectionMaps.length>0&&p.reflectionMaps[0].texture&&this._uReflectionMap&&(this._program.bindTexture(this._uReflectionMap,p.reflectionMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o,e.bindTexture++),p.lightMaps.length>0&&p.lightMaps[0].texture&&this._uLightMap&&(this._program.bindTexture(this._uLightMap,p.lightMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o,e.bindTexture++),this._withSAO){const t=n.sao;if(t.possible){const i=a.drawingBufferWidth,s=a.drawingBufferHeight;dr[0]=i,dr[1]=s,dr[2]=t.blendCutoff,dr[3]=t.blendFactor,a.uniform4fv(this._uSAOParams,dr),this._program.bindTexture(this._uOcclusionTexture,e.occlusionTexture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o,e.bindTexture++}}if(this._useAlphaCutoff&&a.uniform1f(this._alphaCutoffLocation,h.alphaCutoff),s){const e=this._edges?"edgeColor":"fillColor",t=this._edges?"edgeAlpha":"fillAlpha";if(i===hr[(this._edges?"EDGES":"SILHOUETTE")+"_XRAYED"]){const i=n.xrayMaterial._state,s=i[e],r=i[t];a.uniform4f(this._uColor,s[0],s[1],s[2],r)}else if(i===hr[(this._edges?"EDGES":"SILHOUETTE")+"_HIGHLIGHTED"]){const i=n.highlightMaterial._state,s=i[e],r=i[t];a.uniform4f(this._uColor,s[0],s[1],s[2],r)}else if(i===hr[(this._edges?"EDGES":"SILHOUETTE")+"_SELECTED"]){const i=n.selectedMaterial._state,s=i[e],r=i[t];a.uniform4f(this._uColor,s[0],s[1],s[2],r)}else a.uniform4fv(this._uColor,this._edges?ur:cr)}this._draw({state:l,frameCtx:e,incrementDrawState:r}),a.bindVertexArray(null)}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null,p.memory.programs--}}class _r extends mr{constructor(e,t,{edges:i=!1,useAlphaCutoff:s=!1}={}){super(e,t,{instancing:!1,edges:i,useAlphaCutoff:s})}_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;if(this._edges)t.drawElements(t.LINES,i.edgeIndicesBuf.numItems,i.edgeIndicesBuf.itemType,0);else{const e=s.pickElementsCount||i.indicesBuf.numItems,o=s.pickElementsOffset?s.pickElementsOffset*i.indicesBuf.itemByteSize:0;t.drawElements(t.TRIANGLES,e,i.indicesBuf.itemType,o),r&&s.drawElements++}}}class vr extends _r{_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0;let r;const o=[];o.push("#version 300 es"),o.push("// Triangles batching draw vertex shader"),o.push("uniform int renderPass;"),o.push("in vec3 position;"),o.push("in vec3 normal;"),o.push("in vec4 color;"),o.push("in float flags;"),e.entityOffsetsEnabled&&o.push("in vec3 offset;"),this._addMatricesUniformBlockLines(o,!0),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;")),o.push("uniform vec4 lightAmbient;");for(let e=0,t=i.lights.length;e<t;e++)r=i.lights[e],"ambient"!==r.type&&(o.push("uniform vec4 lightColor"+e+";"),"dir"===r.type&&o.push("uniform vec3 lightDir"+e+";"),"point"===r.type&&o.push("uniform vec3 lightPos"+e+";"),"spot"===r.type&&(o.push("uniform vec3 lightPos"+e+";"),o.push("uniform vec3 lightDir"+e+";")));o.push("vec3 octDecode(vec2 oct) {"),o.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),o.push("    if (v.z < 0.0) {"),o.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),o.push("    }"),o.push("    return normalize(v);"),o.push("}"),s&&(o.push("out vec4 vWorldPosition;"),o.push("out float vFlags;")),o.push("out vec4 vColor;"),o.push("void main(void) {"),o.push("int colorFlag = int(flags) & 0xF;"),o.push("if (colorFlag != renderPass) {"),o.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),o.push("} else {"),o.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix * worldPosition; "),o.push("vec4 worldNormal =  worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),o.push("vec3 viewNormal = normalize((viewNormalMatrix * worldNormal).xyz);"),o.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),o.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),o.push("float lambertian = 1.0;");for(let e=0,t=i.lights.length;e<t;e++)if(r=i.lights[e],"ambient"!==r.type){if("dir"===r.type)"view"===r.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===r.type)"view"===r.space?o.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):o.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==r.type)continue;"view"===r.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}o.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),o.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}return o.push("vec3 rgb = (vec3(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0));"),o.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),o.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(o.push("vWorldPosition = worldPosition;"),o.push("vFlags = flags;")),o.push("gl_Position = clipPos;"),o.push("}"),o.push("}"),o}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching draw fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor            = vec4(newColor.rgb * ambient, 1.0);")):s.push("   outColor            = newColor;"),s.push("}"),s}}class br extends _r{_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching flat-shading draw vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._lightsState,i=e._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching flat-shading draw fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),this._withSAO&&(r.push("uniform sampler2D uOcclusionTexture;"),r.push("uniform vec4      uSAOParams;"),r.push("const float       packUpscale = 256. / 255.;"),r.push("const float       unpackDownScale = 255. / 256.;"),r.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),r.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),r.push("float unpackRGBToFloat( const in vec4 v ) {"),r.push("    return dot( v, unPackFactors );"),r.push("}")),s){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)r.push("uniform bool sectionPlaneActive"+e+";"),r.push("uniform vec3 sectionPlanePos"+e+";"),r.push("uniform vec3 sectionPlaneDir"+e+";");r.push("uniform float sliceThickness;"),r.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(r),r.push("uniform vec4 lightAmbient;");for(let e=0,i=t.lights.length;e<i;e++){const i=t.lights[e];"ambient"!==i.type&&(r.push("uniform vec4 lightColor"+e+";"),"dir"===i.type&&r.push("uniform vec3 lightDir"+e+";"),"point"===i.type&&r.push("uniform vec3 lightPos"+e+";"),"spot"===i.type&&(r.push("uniform vec3 lightPos"+e+";"),r.push("uniform vec3 lightDir"+e+";")))}if(r.push("in vec4 vViewPosition;"),r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),r.push("  vec4 newColor;"),r.push("  newColor = vColor;"),s){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)r.push("if (sectionPlaneActive"+e+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > sliceThickness) { "),r.push("      discard;"),r.push("  }"),r.push("  if (dist > 0.0) { "),r.push("      newColor = sliceColor;"),r.push("  }"),r.push("}")}r.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),r.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),r.push("float lambertian = 1.0;"),r.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),r.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),r.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(let e=0,i=t.lights.length;e<i;e++){const i=t.lights[e];if("ambient"!==i.type){if("dir"===i.type)"view"===i.space?r.push("viewLightDir = normalize(lightDir"+e+");"):r.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===i.type)"view"===i.space?r.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):r.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==i.type)continue;"view"===i.space?r.push("viewLightDir = normalize(lightDir"+e+");"):r.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}r.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),r.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}return r.push("vec4 fragColor =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),this._withSAO?(r.push("   float viewportWidth     = uSAOParams[0];"),r.push("   float viewportHeight    = uSAOParams[1];"),r.push("   float blendCutoff       = uSAOParams[2];"),r.push("   float blendFactor       = uSAOParams[3];"),r.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),r.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),r.push("   outColor            = vec4(fragColor.rgb * ambient, 1.0);")):r.push("   outColor            = fragColor;"),e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("}"),r}}class yr extends _r{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 color;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 silhouetteColor;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vColor = vec4(silhouetteColor.r, silhouetteColor.g, silhouetteColor.b, min(silhouetteColor.a, color.a ));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Triangles batching silhouette fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r){for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");o.push("uniform float sliceThickness;"),o.push("uniform vec4 sliceColor;")}if(o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),o.push("  vec4 newColor;"),o.push("  newColor = vColor;"),r){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)o.push("if (sectionPlaneActive"+e+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > sliceThickness) { "),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      newColor = sliceColor;"),o.push("  }"),o.push("}")}return e.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("outColor = newColor;"),o.push("}"),o}}class xr extends _r{constructor(e){super(e,!1,{instancing:!1,edges:!0})}}class Br extends xr{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesEmphasisRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("uniform vec4 color;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// EdgesEmphasisRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class wr extends xr{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!1})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry edges drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(float(color.r*0.5) / 255.0, float(color.g*0.5) / 255.0, float(color.b*0.5) / 255.0, float(color.a) / 255.0);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry edges drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class Pr extends _r{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry picking vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 pickColor;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),this._addRemapClipPosLines(i),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry picking fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vPickColor; "),s.push("}"),s}}class Cr extends _r{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),this._addRemapClipPosLines(i),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching pick depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}class Mr extends _r{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vWorldNormal;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vec3 worldNormal =  octDecode(normal.xy); "),i.push("      vWorldNormal = worldNormal;"),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching pick normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec3 vWorldNormal;"),s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push(`    outNormal = ivec4(vWorldNormal * float(${c.MAX_INT}), 1.0);`),s.push("}"),s}}class Er extends _r{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching occlusion vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles batching occlusion fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("      if (sectionPlaneActive"+t+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}}class Fr extends _r{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec2 vHighPrecisionZW;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching depth fragment shader"),s.push("precision highp float;"),s.push("precision highp int;"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec2 vHighPrecisionZW;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("      if (sectionPlaneActive"+r+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),s.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),s.push("}"),s}}class Ir extends _r{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in vec4 color;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i,!0),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition   = viewMatrix * worldPosition; "),i.push("      vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("      vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("      vWorldPosition  = worldPosition;"),i.push("      vFlags         = flags;")),i.push("      vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("      if (sectionPlaneActive"+r+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}class Dr extends _r{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry shadow vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),i.push("  int colorFlag = int(flags) & 0xF;"),i.push("  bool visible        = (colorFlag > 0);"),i.push("  bool transparent    = ((float(color.a) / 255.0) < 1.0);"),i.push("  if (!visible || transparent) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("      vViewPosition = viewPosition;"),i.push("      gl_Position = shadowProjMatrix * viewPosition;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry shadow fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in vec4 vViewPosition;"),i.push("vec4 encodeFloat( const in float v ) {"),i.push("  const vec4 bitShift = vec4(256 * 256 * 256, 256 * 256, 256, 1.0);"),i.push("  const vec4 bitMask = vec4(0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);"),i.push("  vec4 comp = fract(v * bitShift);"),i.push("  comp -= comp.xxyz * bitMask;"),i.push("  return comp;"),i.push("}"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    outColor = encodeFloat( gl_FragCoord.z); "),i.push("}"),i}}class Sr extends _r{_getHash(){const e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0,r=t.clippingCaps,o=[];return o.push("#version 300 es"),o.push("// Triangles batching quality draw vertex shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("precision highp usampler2D;"),o.push("precision highp isampler2D;"),o.push("precision highp sampler2D;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("precision mediump usampler2D;"),o.push("precision mediump isampler2D;"),o.push("precision mediump sampler2D;"),o.push("#endif"),o.push("uniform int renderPass;"),o.push("in vec3 position;"),o.push("in vec3 normal;"),o.push("in vec4 color;"),o.push("in vec2 uv;"),o.push("in vec2 metallicRoughness;"),o.push("in float flags;"),e.entityOffsetsEnabled&&o.push("in vec3 offset;"),this._addMatricesUniformBlockLines(o,!0),o.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;")),o.push("vec3 octDecode(vec2 oct) {"),o.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),o.push("    if (v.z < 0.0) {"),o.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),o.push("    }"),o.push("    return normalize(v);"),o.push("}"),o.push("out vec4 vViewPosition;"),o.push("out vec3 vViewNormal;"),o.push("out vec4 vColor;"),o.push("out vec2 vUV;"),o.push("out vec2 vMetallicRoughness;"),i.lightMaps.length>0&&o.push("out vec3 vWorldNormal;"),s&&(o.push("out vec4 vWorldPosition;"),o.push("out float vFlags;"),r&&o.push("out vec4 vClipPosition;")),o.push("void main(void) {"),o.push("int colorFlag = int(flags) & 0xF;"),o.push("if (colorFlag != renderPass) {"),o.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),o.push("} else {"),o.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix * worldPosition; "),o.push("vec4 worldNormal =  worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),o.push("vec3 viewNormal = normalize((viewNormalMatrix * worldNormal).xyz);"),o.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),o.push("vFragDepth = 1.0 + clipPos.w;")),s&&(o.push("vWorldPosition = worldPosition;"),o.push("vFlags = flags;"),r&&o.push("vClipPosition = clipPos;")),o.push("vViewPosition = viewPosition;"),o.push("vViewNormal = viewNormal;"),o.push("vColor = color;"),o.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),o.push("vMetallicRoughness = metallicRoughness;"),i.lightMaps.length>0&&o.push("vWorldNormal = worldNormal.xyz;"),o.push("gl_Position = clipPos;"),o.push("}"),o.push("}"),o}_buildFragmentShader(){const e=this._scene,t=e.gammaOutput,i=e._sectionPlanesState,s=e._lightsState,r=i.getNumAllocatedSectionPlanes()>0,o=i.clippingCaps,n=[];n.push("#version 300 es"),n.push("// Triangles batching quality draw fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),n.push("uniform sampler2D uColorMap;"),n.push("uniform sampler2D uMetallicRoughMap;"),n.push("uniform sampler2D uEmissiveMap;"),n.push("uniform sampler2D uNormalMap;"),n.push("uniform sampler2D uAOMap;"),n.push("in vec4 vViewPosition;"),n.push("in vec3 vViewNormal;"),n.push("in vec4 vColor;"),n.push("in vec2 vUV;"),n.push("in vec2 vMetallicRoughness;"),s.lightMaps.length>0&&n.push("in vec3 vWorldNormal;"),this._addMatricesUniformBlockLines(n,!0),s.reflectionMaps.length>0&&n.push("uniform samplerCube reflectionMap;"),s.lightMaps.length>0&&n.push("uniform samplerCube lightMap;"),n.push("uniform vec4 lightAmbient;");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];"ambient"!==t.type&&(n.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&n.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&n.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(n.push("uniform vec3 lightPos"+e+";"),n.push("uniform vec3 lightDir"+e+";")))}if(this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),n.push("uniform float gammaFactor;"),n.push("vec4 linearToLinear( in vec4 value ) {"),n.push("  return value;"),n.push("}"),n.push("vec4 sRGBToLinear( in vec4 value ) {"),n.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),n.push("}"),n.push("vec4 gammaToLinear( in vec4 value) {"),n.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),n.push("}"),t&&(n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}")),r){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),o&&n.push("in vec4 vClipPosition;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";")}if(n.push("#define PI 3.14159265359"),n.push("#define RECIPROCAL_PI 0.31830988618"),n.push("#define RECIPROCAL_PI2 0.15915494"),n.push("#define EPSILON 1e-6"),n.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),n.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),n.push("       vec3 texel = texture( uNormalMap, uv ).xyz;"),n.push("       if (texel.x == 0.0 && texel.y == 0.0 && texel.z == 0.0) {"),n.push("              return surf_norm;"),n.push("       }"),n.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),n.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),n.push("      vec2 st0 = dFdx( uv.st );"),n.push("      vec2 st1 = dFdy( uv.st );"),n.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),n.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),n.push("      vec3 N = normalize( surf_norm );"),n.push("      vec3 mapN = texel.xyz * 2.0 - 1.0;"),n.push("      mat3 tsn = mat3( S, T, N );"),n.push("      return normalize( tsn * mapN );"),n.push("}"),n.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),n.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),n.push("}"),n.push("struct IncidentLight {"),n.push("   vec3 color;"),n.push("   vec3 direction;"),n.push("};"),n.push("struct ReflectedLight {"),n.push("   vec3 diffuse;"),n.push("   vec3 specular;"),n.push("};"),n.push("struct Geometry {"),n.push("   vec3 position;"),n.push("   vec3 viewNormal;"),n.push("   vec3 worldNormal;"),n.push("   vec3 viewEyeDir;"),n.push("};"),n.push("struct Material {"),n.push("   vec3  diffuseColor;"),n.push("   float specularRoughness;"),n.push("   vec3  specularColor;"),n.push("   float shine;"),n.push("};"),n.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),n.push("   float r = ggxRoughness + 0.0001;"),n.push("   return (2.0 / (r * r) - 2.0);"),n.push("}"),n.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),n.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),n.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),n.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),n.push("}"),s.reflectionMaps.length>0&&(n.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),n.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),n.push("   vec3 envMapColor = sRGBToLinear(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),n.push("  return envMapColor;"),n.push("}")),n.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),n.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),n.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),n.push("}"),n.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),n.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),n.push("   return 1.0 / ( gl * gv );"),n.push("}"),n.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),n.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),n.push("   return 0.5 / max( gv + gl, EPSILON );"),n.push("}"),n.push("float D_GGX(const in float alpha, const in float dotNH) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),n.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),n.push("}"),n.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),n.push("   float alpha = ( roughness * roughness );"),n.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),n.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),n.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),n.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),n.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),n.push("   vec3  F = F_Schlick( specularColor, dotLH );"),n.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),n.push("   float D = D_GGX( alpha, dotNH );"),n.push("   return F * (G * D);"),n.push("}"),n.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),n.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),n.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),n.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),n.push("   vec4 r = roughness * c0 + c1;"),n.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),n.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),n.push("   return specularColor * AB.x + AB.y;"),n.push("}"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&(n.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),s.lightMaps.length>0&&(n.push("   vec3 irradiance = sRGBToLinear(texture(lightMap, geometry.worldNormal)).rgb;"),n.push("   irradiance *= PI;"),n.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),n.push("   reflectedLight.diffuse +=  irradiance * diffuseBRDFContrib;")),s.reflectionMaps.length>0&&(n.push("   vec3 reflectVec             = reflect(geometry.viewEyeDir, geometry.viewNormal);"),n.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),n.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),n.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),n.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),n.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),n.push("}")),n.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),n.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),n.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),n.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),n.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),n.push("}"),n.push("out vec4 outColor;"),n.push("void main(void) {"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");o?(n.push("  if (dist > (0.002 * vClipPosition.w)) {"),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      outColor=vec4(1.0, 0.0, 0.0, 1.0);"),e.logarithmicDepthBufferEnabled&&n.push("  gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("  return;"),n.push("}")):(n.push("  if (dist > 0.0) { "),n.push("      discard;"),n.push("  }")),n.push("}")}n.push("IncidentLight  light;"),n.push("Material       material;"),n.push("Geometry       geometry;"),n.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),n.push("vec3 rgb = (vec3(float(vColor.r) / 255.0, float(vColor.g) / 255.0, float(vColor.b) / 255.0));"),n.push("float opacity = float(vColor.a) / 255.0;"),n.push("vec3  baseColor = rgb;"),n.push("float specularF0 = 1.0;"),n.push("float metallic = float(vMetallicRoughness.r) / 255.0;"),n.push("float roughness = float(vMetallicRoughness.g) / 255.0;"),n.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),n.push("vec4 colorTexel = sRGBToLinear(texture(uColorMap, vUV));"),n.push("baseColor *= colorTexel.rgb;"),n.push("vec3 metalRoughTexel = texture(uMetallicRoughMap, vUV).rgb;"),n.push("metallic *= metalRoughTexel.b;"),n.push("roughness *= metalRoughTexel.g;"),n.push("vec3 viewNormal = perturbNormal2Arb(vViewPosition.xyz, normalize(vViewNormal), vUV );"),n.push("material.diffuseColor      = baseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),n.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),n.push("material.specularColor     = mix(vec3(dielectricSpecular), baseColor, metallic);"),n.push("geometry.position      = vViewPosition.xyz;"),n.push("geometry.viewNormal    = -normalize(viewNormal);"),n.push("geometry.viewEyeDir    = normalize(vViewPosition.xyz);"),s.lightMaps.length>0&&n.push("geometry.worldNormal   = normalize(vWorldNormal);"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&n.push("computePBRLightMapping(geometry, material, reflectedLight);");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?n.push("light.direction =  normalize(lightDir"+e+");"):n.push("light.direction =  normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?n.push("light.direction =  normalize(lightPos"+e+" - vViewPosition.xyz);"):n.push("light.direction =  normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?n.push("light.direction =  normalize(lightDir"+e+");"):n.push("light.direction =  normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}n.push("light.color =  lightColor"+e+".rgb * lightColor"+e+".a;"),n.push("computePBRLighting(light, geometry, material, reflectedLight);")}}return n.push("vec3 emissiveColor = sRGBToLinear(texture(uEmissiveMap, vUV)).rgb;"),n.push("float aoFactor = texture(uAOMap, vUV).r;"),n.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * baseColor * opacity * rgb) + (reflectedLight.diffuse) + (reflectedLight.specular) + emissiveColor;"),n.push("vec4 fragColor;"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   fragColor               = vec4(outgoingLight.rgb * ambient * aoFactor, opacity);")):n.push("   fragColor            = vec4(outgoingLight.rgb * aoFactor, opacity);"),t&&n.push("fragColor = linearToGamma(fragColor, gammaFactor);"),n.push("outColor = fragColor;"),e.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}class Tr extends _r{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick flat normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching pick flat normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("in vec4 vWorldPosition;"),i){s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),s.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),s.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),s.push(`  outNormal = ivec4(worldNormal * float(${c.MAX_INT}), 1.0);`),s.push("}"),s}}class Rr extends _r{_getHash(){const e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching color texture vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in vec2 uv;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),i.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("out vec2 vUV;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e.gammaOutput,i=e._lightsState,s=e._sectionPlanesState,r=s.getNumAllocatedSectionPlanes()>0,o=this._useAlphaCutoff,n=[];if(n.push("#version 300 es"),n.push("// Triangles batching color texture fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),n.push("uniform sampler2D uColorMap;"),this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),n.push("uniform float gammaFactor;"),n.push("vec4 linearToLinear( in vec4 value ) {"),n.push("  return value;"),n.push("}"),n.push("vec4 sRGBToLinear( in vec4 value ) {"),n.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),n.push("}"),n.push("vec4 gammaToLinear( in vec4 value) {"),n.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),n.push("}"),t&&(n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}")),r){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;");for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");n.push("uniform float sliceThickness;"),n.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(n),n.push("uniform vec4 lightAmbient;");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];"ambient"!==t.type&&(n.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&n.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&n.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(n.push("uniform vec3 lightPos"+e+";"),n.push("uniform vec3 lightDir"+e+";")))}if(o&&n.push("uniform float materialAlphaCutoff;"),n.push("in vec4 vViewPosition;"),n.push("in vec4 vColor;"),n.push("in vec2 vUV;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),n.push("  vec4 newColor;"),n.push("  newColor = vColor;"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > sliceThickness) { "),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      newColor = sliceColor;"),n.push("  }"),n.push("}")}n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;"),n.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),n.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),n.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?n.push("viewLightDir = normalize(lightDir"+e+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?n.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?n.push("viewLightDir = normalize(lightDir"+e+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}return n.push("vec4 color =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),n.push("vec4 sampleColor = texture(uColorMap, vUV);"),o&&(n.push("if (sampleColor.a < materialAlphaCutoff) {"),n.push("   discard;"),n.push("}")),t&&n.push("sampleColor = sRGBToLinear(sampleColor);"),n.push("vec4 colorTexel = color * sampleColor;"),n.push("float opacity = color.a;"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   outColor                = vec4(colorTexel.rgb * ambient, opacity);")):n.push("   outColor                = vec4(colorTexel.rgb, opacity);"),t&&n.push("outColor = linearToGamma(outColor, gammaFactor);"),e.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}const Lr=c.vec3(),Ur=c.vec3(),Or=c.vec3(),kr=c.vec3(),Nr=c.mat4();class Qr extends mr{drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,u=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=Lr;let f,g;if(p[0]=c.safeInv(u[3]-u[0])*c.MAX_INT,p[1]=c.safeInv(u[4]-u[1])*c.MAX_INT,p[2]=c.safeInv(u[5]-u[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(p[0]),e.snapPickCoordinateScale[1]=c.safeInv(p[1]),e.snapPickCoordinateScale[2]=c.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=Ur;if(l){const e=Or;c.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=W(d,t,Nr),g=kr,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=d,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),a.indicesBuf.bind(),n.drawElements(n.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`outNormal = ivec4(worldNormal * float(${c.MAX_INT}), 1.0);`),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Vr=c.vec3(),Hr=c.vec3(),jr=c.vec3(),Gr=c.vec3(),zr=c.mat4();class Wr extends mr{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,u=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=Vr;let f,g;if(p[0]=c.safeInv(u[3]-u[0])*c.MAX_INT,p[1]=c.safeInv(u[4]-u[1])*c.MAX_INT,p[2]=c.safeInv(u[5]-u[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(p[0]),e.snapPickCoordinateScale[1]=c.safeInv(p[1]),e.snapPickCoordinateScale[2]=c.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=Hr;if(l){const e=jr;c.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=W(d,t,zr),g=Gr,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=d,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),"edge"===e.snapMode?(a.edgeIndicesBuf.bind(),n.drawElements(n.LINES,a.edgeIndicesBuf.numItems,a.edgeIndicesBuf.itemType,0),a.edgeIndicesBuf.unbind()):n.drawArrays(n.POINTS,0,a.positionsBuf.numItems)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;const i=[];return i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class Kr{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorTextureRenderer&&!this._colorTextureRenderer.getValid()&&(this._colorTextureRenderer.destroy(),this._colorTextureRenderer=null),this._colorTextureRendererWithSAO&&!this._colorTextureRendererWithSAO.getValid()&&(this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererWithSAO=null),this._colorTextureRendererAlphaCutoff&&!this._colorTextureRendererAlphaCutoff.getValid()&&(this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererAlphaCutoff=null),this._colorTextureRendererWithSAOAlphaCutoff&&!this._colorTextureRendererWithSAOAlphaCutoff.getValid()&&(this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff=null),this._pbrRenderer&&!this._pbrRenderer.getValid()&&(this._pbrRenderer.destroy(),this._pbrRenderer=null),this._pbrRendererWithSAO&&!this._pbrRendererWithSAO.getValid()&&(this._pbrRendererWithSAO.destroy(),this._pbrRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}eagerCreateRenders(){this._silhouetteRenderer||(this._silhouetteRenderer=new yr(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new Pr(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new Cr(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new Qr(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new Wr(this._scene))}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new vr(this._scene,!1)),this._colorRenderer}get colorRendererWithSAO(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new vr(this._scene,!0)),this._colorRendererWithSAO}get flatColorRenderer(){return this._flatColorRenderer||(this._flatColorRenderer=new br(this._scene,!1)),this._flatColorRenderer}get flatColorRendererWithSAO(){return this._flatColorRendererWithSAO||(this._flatColorRendererWithSAO=new br(this._scene,!0)),this._flatColorRendererWithSAO}get colorTextureRenderer(){return this._colorTextureRenderer||(this._colorTextureRenderer=new Rr(this._scene,!1)),this._colorTextureRenderer}get colorTextureRendererWithSAO(){return this._colorTextureRendererWithSAO||(this._colorTextureRendererWithSAO=new Rr(this._scene,!0)),this._colorTextureRendererWithSAO}get colorTextureRendererAlphaCutoff(){return this._colorTextureRendererAlphaCutoff||(this._colorTextureRendererAlphaCutoff=new Rr(this._scene,!1,{useAlphaCutoff:!0})),this._colorTextureRendererAlphaCutoff}get colorTextureRendererWithSAOAlphaCutoff(){return this._colorTextureRendererWithSAOAlphaCutoff||(this._colorTextureRendererWithSAOAlphaCutoff=new Rr(this._scene,!0,{useAlphaCutoff:!0})),this._colorTextureRendererWithSAOAlphaCutoff}get pbrRenderer(){return this._pbrRenderer||(this._pbrRenderer=new Sr(this._scene,!1)),this._pbrRenderer}get pbrRendererWithSAO(){return this._pbrRendererWithSAO||(this._pbrRendererWithSAO=new Sr(this._scene,!0)),this._pbrRendererWithSAO}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new yr(this._scene)),this._silhouetteRenderer}get depthRenderer(){return this._depthRenderer||(this._depthRenderer=new Fr(this._scene)),this._depthRenderer}get normalsRenderer(){return this._normalsRenderer||(this._normalsRenderer=new Ir(this._scene)),this._normalsRenderer}get edgesRenderer(){return this._edgesRenderer||(this._edgesRenderer=new Br(this._scene)),this._edgesRenderer}get edgesColorRenderer(){return this._edgesColorRenderer||(this._edgesColorRenderer=new wr(this._scene)),this._edgesColorRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new Pr(this._scene)),this._pickMeshRenderer}get pickNormalsRenderer(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new Mr(this._scene)),this._pickNormalsRenderer}get pickNormalsFlatRenderer(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new Tr(this._scene)),this._pickNormalsFlatRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new Cr(this._scene)),this._pickDepthRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new Er(this._scene)),this._occlusionRenderer}get shadowRenderer(){return this._shadowRenderer||(this._shadowRenderer=new Dr(this._scene)),this._shadowRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new Wr(this._scene)),this._snapRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new Qr(this._scene)),this._snapInitRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorTextureRenderer&&this._colorTextureRenderer.destroy(),this._colorTextureRendererWithSAO&&this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererAlphaCutoff&&this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff&&this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._pbrRenderer&&this._pbrRenderer.destroy(),this._pbrRendererWithSAO&&this._pbrRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const Xr={};let Jr=65536,Yr=5e6;class Zr{constructor(){}set doublePrecisionEnabled(e){c.setDoublePrecisionEnabled(e)}get doublePrecisionEnabled(){return c.getDoublePrecisionEnabled()}set maxDataTextureHeight(e){(e=1024*Math.ceil(e/1024))>4096?e=4096:e<1024&&(e=1024),Jr=e}get maxDataTextureHeight(){return Jr}set maxGeometryBatchSize(e){e<1e5?e=1e5:e>5e6&&(e=5e6),Yr=e}get maxGeometryBatchSize(){return Yr}}const qr=new Zr;class $r{constructor(e=qr.maxGeometryBatchSize){this.maxVerts=e,this.maxIndices=3*e,this.positions=[],this.colors=[],this.uv=[],this.metallicRoughness=[],this.normals=[],this.pickColors=[],this.offsets=[],this.indices=[],this.edgeIndices=[]}}const eo=c.mat4(),to=c.mat4();function io(e,t,i){const s=e.length,r=new Uint16Array(s),o=t[0],n=t[1],a=t[2],l=t[3]-o,A=t[4]-n,h=t[5]-a,u=65525,d=u/l,p=u/A,f=u/h,g=e=>e>=0?e:0;for(let t=0;t<s;t+=3)r[t+0]=Math.floor(g(e[t+0]-o)*d),r[t+1]=Math.floor(g(e[t+1]-n)*p),r[t+2]=Math.floor(g(e[t+2]-a)*f);return c.identityMat4(eo),c.translationMat4v(t,eo),c.identityMat4(to),c.scalingMat4v([l/u,A/u,h/u],to),c.mulMat4(eo,to,i),r}function so(e,t){const i=e[0],s=e[1],r=e[2],o=e[3]-i,n=e[4]-s,a=e[5]-r,l=65525;return c.identityMat4(eo),c.translationMat4v(e,eo),c.identityMat4(to),c.scalingMat4v([o/l,n/l,a/l],to),c.mulMat4(eo,to,t),t}function ro(e,t,i){let s=e[0]/(Math.abs(e[0])+Math.abs(e[1])+Math.abs(e[2])),r=e[1]/(Math.abs(e[0])+Math.abs(e[1])+Math.abs(e[2]));if(e[2]<0){let e=s,t=r;e=(1-Math.abs(r))*(s>=0?1:-1),t=(1-Math.abs(s))*(r>=0?1:-1),s=e,r=t}return new Int8Array([Math[t](127.5*s+(s<0?-1:0)),Math[i](127.5*r+(r<0?-1:0))])}function oo(e){let t=e[0],i=e[1];t/=t<0?127:128,i/=i<0?127:128;const s=1-Math.abs(t)-Math.abs(i);s<0&&(t=(1-Math.abs(i))*(t>=0?1:-1),i=(1-Math.abs(t))*(i>=0?1:-1));const r=Math.sqrt(t*t+i*i+s*s);return[t/r,i/r,s/r]}const no=c.mat4(),ao=c.mat4(),lo=c.vec4([0,0,0,1]),Ao=c.vec3(),ho=c.vec3(),co=c.vec3(),uo=c.vec3(),po=c.vec3(),fo=c.vec3(),go=c.vec3();class mo{constructor(e){this.model=e.model,this.sortId="TrianglesBatchingLayer"+(e.solid?"-solid":"-surface")+(e.autoNormals?"-autonormals":"-normals")+(e.textureSet&&e.textureSet.colorTexture?"-colorTexture":"")+(e.textureSet&&e.textureSet.metallicRoughnessTexture?"-metallicRoughnessTexture":""),this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=Xr[t];return i||(i=new Kr(e),Xr[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(()=>{i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(()=>{delete Xr[t],i._destroy()}))),i}(e.model.scene),this._buffer=new $r(e.maxGeometryBatchSize),this._scratchMemory=e.scratchMemory,this._state=new At({origin:c.vec3(),positionsBuf:null,offsetsBuf:null,normalsBuf:null,colorsBuf:null,uvBuf:null,metallicRoughnessBuf:null,flagsBuf:null,indicesBuf:null,edgeIndicesBuf:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,textureSet:e.textureSet,pbrSupported:!1}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=c.collapseAABB3(),this._portions=[],this._meshes=[],this._numVerts=0,this._aabb=c.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,e.positionsDecodeMatrix&&(this._state.positionsDecodeMatrix=c.mat4(e.positionsDecodeMatrix)),e.uvDecodeMatrix?(this._state.uvDecodeMatrix=c.mat3(e.uvDecodeMatrix),this._preCompressedUVsExpected=!0):this._preCompressedUVsExpected=!1,e.origin&&this._state.origin.set(e.origin),this.solid=!!e.solid,this.primitive=e.primitive}get aabb(){if(this.aabbDirty){c.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)c.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e,t){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts&&this._buffer.indices.length+t<this._buffer.maxIndices}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=t.positions,s=t.positionsCompressed,r=t.normals,o=t.normalsCompressed,n=t.uv,a=t.uvCompressed,l=t.colors,A=t.colorsCompressed,h=t.indices,u=t.edgeIndices,d=t.color,p=t.metallic,f=t.roughness,g=t.opacity,m=t.meshMatrix,_=t.pickColor,v=this.model.scene,b=this._buffer,y=b.positions.length/3;let x;if(c.expandAABB3(this._modelAABB,t.aabb),this._state.positionsDecodeMatrix){if(!s)throw"positionsCompressed expected";x=s.length/3;for(let e=0,t=s.length;e<t;e++)b.positions.push(s[e])}else{if(!i)throw"positions expected";x=i.length/3;for(let e=0,t=i.length;e<t;e++)b.positions.push(i[e])}if(o&&o.length>0)for(let e=0,t=o.length;e<t;e++)b.normals.push(o[e]);else if(r&&r.length>0){const e=no;m?c.inverseMat4(c.transposeMat4(m,ao),e):c.identityMat4(e,e),function(e,t,i,s,r){function o(e,t){return e[0]*t[0]+e[1]*t[1]+e[2]*t[2]}let n,a,l,A,h,u,d=new Float32Array([0,0,0,0]),p=new Float32Array([0,0,0,0]);for(u=0;u<i;u+=3)d[0]=t[u],d[1]=t[u+1],d[2]=t[u+2],c.transformVec3(e,d,p),c.normalizeVec3(p,p),l=n=ro(p,"floor","floor"),a=oo(n),A=h=o(p,a),n=ro(p,"ceil","floor"),a=oo(n),A=o(p,a),A>h&&(l=n,h=A),n=ro(p,"floor","ceil"),a=oo(n),A=o(p,a),A>h&&(l=n,h=A),n=ro(p,"ceil","ceil"),a=oo(n),A=o(p,a),A>h&&(l=n,h=A),s[r+u+0]=l[0],s[r+u+1]=l[1],s[r+u+2]=0}(e,r,r.length,b.normals,b.normals.length)}if(l)for(let e=0,t=l.length;e<t;e+=3)b.colors.push(255*l[e]),b.colors.push(255*l[e+1]),b.colors.push(255*l[e+2]),b.colors.push(255);else if(A)for(let e=0,t=l.length;e<t;e+=3)b.colors.push(l[e]),b.colors.push(l[e+1]),b.colors.push(l[e+2]),b.colors.push(255);else if(d){const e=d[0],t=d[1],i=d[2],s=g;for(let r=0;r<x;r++)b.colors.push(e),b.colors.push(t),b.colors.push(i),b.colors.push(s)}const B=null!=p?p:0,w=null!=f?f:255;for(let e=0;e<x;e++)b.metallicRoughness.push(B),b.metallicRoughness.push(w);if(n&&n.length>0)for(let e=0,t=n.length;e<t;e++)b.uv.push(n[e]);else if(a&&a.length>0)for(let e=0,t=a.length;e<t;e++)b.uv.push(a[e]);for(let e=0,t=h.length;e<t;e++)b.indices.push(y+h[e]);if(u)for(let e=0,t=u.length;e<t;e++)b.edgeIndices.push(y+u[e]);{const e=b.pickColors.length;for(let t=e,i=e+4*x;t<i;t+=4)b.pickColors.push(_[0]),b.pickColors.push(_[1]),b.pickColors.push(_[2]),b.pickColors.push(_[3])}if(v.entityOffsetsEnabled)for(let e=0;e<x;e++)b.offsets.push(0),b.offsets.push(0),b.offsets.push(0);const P=this._portions.length,C={vertsBaseIndex:y,numVerts:x,indicesBaseIndex:b.indices.length-h.length,numIndices:h.length};return v.readableGeometryEnabled&&(C.indices=h,v.entityOffsetsEnabled&&(C.offset=new Float32Array(3))),this._portions.push(C),this._numPortions++,this.model.numPortions++,this._numVerts+=C.numVerts,this._meshes.push(e),P}finalize(){if(this._finalized)return;const e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0){const s=this._state.positionsDecodeMatrix?new Uint16Array(i.positions):io(i.positions,this._modelAABB,this._state.positionsDecodeMatrix=c.mat4());if(e.positionsBuf=new je(t,t.ARRAY_BUFFER,s,s.length,3,t.STATIC_DRAW),this.model.scene.readableGeometryEnabled)for(let e=0,t=this._portions.length;e<t;e++){const t=this._portions[e],i=3*t.vertsBaseIndex,r=i+3*t.numVerts;t.quantizedPositions=s.slice(i,r)}}if(i.normals.length>0){const s=new Int8Array(i.normals);let r=!0;e.normalsBuf=new je(t,t.ARRAY_BUFFER,s,i.normals.length,3,t.STATIC_DRAW,r)}if(i.colors.length>0){const s=new Uint8Array(i.colors);let r=!1;e.colorsBuf=new je(t,t.ARRAY_BUFFER,s,i.colors.length,4,t.DYNAMIC_DRAW,r)}if(i.uv.length>0)if(e.uvDecodeMatrix){let s=!1;e.uvBuf=new je(t,t.ARRAY_BUFFER,i.uv,i.uv.length,2,t.STATIC_DRAW,s)}else{const s=Ht.getUVBounds(i.uv),r=Ht.compressUVs(i.uv,s.min,s.max),o=r.quantized;let n=!1;e.uvDecodeMatrix=c.mat3(r.decodeMatrix),e.uvBuf=new je(t,t.ARRAY_BUFFER,o,o.length,2,t.STATIC_DRAW,n)}if(i.metallicRoughness.length>0){const s=new Uint8Array(i.metallicRoughness);let r=!1;e.metallicRoughnessBuf=new je(t,t.ARRAY_BUFFER,s,i.metallicRoughness.length,2,t.STATIC_DRAW,r)}if(i.positions.length>0){const s=i.positions.length/3,r=new Float32Array(s),o=!1;e.flagsBuf=new je(t,t.ARRAY_BUFFER,r,r.length,1,t.DYNAMIC_DRAW,o)}if(i.pickColors.length>0){const s=new Uint8Array(i.pickColors);let r=!1;e.pickColorsBuf=new je(t,t.ARRAY_BUFFER,s,i.pickColors.length,4,t.STATIC_DRAW,r)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){const s=new Float32Array(i.offsets);e.offsetsBuf=new je(t,t.ARRAY_BUFFER,s,i.offsets.length,3,t.DYNAMIC_DRAW)}if(i.indices.length>0){const s=new Uint32Array(i.indices);e.indicesBuf=new je(t,t.ELEMENT_ARRAY_BUFFER,s,i.indices.length,1,t.STATIC_DRAW)}if(i.edgeIndices.length>0){const s=new Uint32Array(i.edgeIndices);e.edgeIndicesBuf=new je(t,t.ELEMENT_ARRAY_BUFFER,s,i.edgeIndices.length,1,t.STATIC_DRAW)}this._state.pbrSupported=!!(e.metallicRoughnessBuf&&e.uvBuf&&e.normalsBuf&&e.textureSet&&e.textureSet.colorTexture&&e.textureSet.metallicRoughnessTexture),this._state.colorTextureSupported=!!e.uvBuf&&!!e.textureSet&&!!e.textureSet.colorTexture,this._buffer=null,this._finalized=!0}isEmpty(){return!this._state.indicesBuf}initFlags(e,t,i){t&Y&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ie&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&te&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&se&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&$&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&re&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&q&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Z&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,!0)}flushInitFlags(){this._setDeferredFlags()}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&Y?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&re?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&$?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&Z?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&q?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";const i=e,s=this._portions[i],r=4*s.vertsBaseIndex,o=4*s.numVerts,n=this._scratchMemory.getUInt8Array(o),a=t[0],l=t[1],A=t[2],h=t[3];for(let e=0;e<o;e+=4)n[e+0]=a,n[e+1]=l,n[e+2]=A,n[e+3]=h;this._state.colorsBuf&&this._state.colorsBuf.setData(n,r,o)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i,s=!1){if(!this._finalized)throw"Not finalized";const r=e,o=this._portions[r],n=o.vertsBaseIndex,a=o.numVerts,l=!!(t&Y),A=!!(t&te),h=!!(t&ie),c=!!(t&se),u=!!(t&re),d=!!(t&q),p=!!(t&Z);let f,g;f=!l||p||A||h&&!this.model.scene.highlightMaterial.glowThrough||c&&!this.model.scene.selectedMaterial.glowThrough?hr.NOT_RENDERED:i?hr.COLOR_TRANSPARENT:hr.COLOR_OPAQUE,g=!l||p?hr.NOT_RENDERED:c?hr.SILHOUETTE_SELECTED:h?hr.SILHOUETTE_HIGHLIGHTED:A?hr.SILHOUETTE_XRAYED:hr.NOT_RENDERED;let m=0;m=!l||p?hr.NOT_RENDERED:c?hr.EDGES_SELECTED:h?hr.EDGES_HIGHLIGHTED:A?hr.EDGES_XRAYED:u?i?hr.EDGES_COLOR_TRANSPARENT:hr.EDGES_COLOR_OPAQUE:hr.NOT_RENDERED;let _=l&&!p&&d?hr.PICK:hr.NOT_RENDERED;const v=t&$?1:0;if(s){this._deferredFlagValues||(this._deferredFlagValues=new Float32Array(this._numVerts));for(let e=n,t=n+a;e<t;e++){let t=0;t|=f,t|=g<<4,t|=m<<8,t|=_<<12,t|=v<<16,this._deferredFlagValues[e]=t}}else if(this._state.flagsBuf){const e=this._scratchMemory.getFloat32Array(a);for(let t=0;t<a;t++){let i=0;i|=f,i|=g<<4,i|=m<<8,i|=_<<12,i|=v<<16,e[t]=i}this._state.flagsBuf.setData(e,n,a)}}_setDeferredFlags(){this._deferredFlagValues&&(this._state.flagsBuf.setData(this._deferredFlagValues),this._deferredFlagValues=null)}setOffset(e,t){if(!this._finalized)throw"Not finalized";if(!this.model.scene.entityOffsetsEnabled)return void this.model.error("Entity#offset not enabled for this Viewer");const i=e,s=this._portions[i],r=3*s.vertsBaseIndex,o=3*s.numVerts,n=this._scratchMemory.getFloat32Array(o),a=t[0],l=t[1],A=t[2];for(let e=0;e<o;e+=3)n[e+0]=a,n[e+1]=l,n[e+2]=A;this._state.offsetsBuf&&this._state.offsetsBuf.setData(n,r,o),this.model.scene.readableGeometryEnabled&&(s.offset[0]=t[0],s.offset[1]=t[1],s.offset[2]=t[2])}getEachVertex(e,t){if(!this.model.scene.readableGeometryEnabled)return;const i=this._state,s=this._portions[e];if(!s)return void this.model.error("portion not found: "+e);const r=s.quantizedPositions,o=this.model.matrix,n=c.vec4();n.set(i.origin,0),n[3]=1,c.mulMat4v4(o,n,n);const a=n[0],l=n[1],A=n[2],h=lo,u=i.positionsDecodeMatrix;for(let e=0,i=r.length;e<i;e+=3)h[0]=r[e],h[1]=r[e+1],h[2]=r[e+2],h[3]=1,c.decompressPosition(h,u),h[3]=1,c.mulMat4v4(o,h,h),h[0]+=a,h[1]+=l,h[2]+=A,t(h)}getEachIndex(e,t){if(!this.model.scene.readableGeometryEnabled)return;const i=this._portions[e];if(!i)return void this.model.error("portion not found: "+e);const s=i.indices;for(let e=0,i=s.length;e<i;e++)t(s[e])}getElementsCountAndOffset(e){let t=null,i=null;const s=this._portions[e];return s&&(t=s.numIndices,i=s.indicesBaseIndex),{count:t,offset:i}}drawColorOpaque(e,t){if(this._numCulledLayerPortions===this._numPortions||0===this._numVisibleLayerPortions||this._numTransparentLayerPortions===this._numPortions||this._numXRayedLayerPortions===this._numPortions)return;this._updateBackfaceCull(e,t);const i=this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff;t.withSAO&&this.model.saoEnabled?t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRendererWithSAO&&this._renderers.pbrRendererWithSAO.drawLayer(t,this,hr.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererWithSAOAlphaCutoff&&this._renderers.colorTextureRendererWithSAOAlphaCutoff.drawLayer(t,this,hr.COLOR_OPAQUE):this._renderers.colorTextureRendererWithSAO&&this._renderers.colorTextureRendererWithSAO.drawLayer(t,this,hr.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,hr.COLOR_OPAQUE):this._renderers.flatColorRendererWithSAO&&this._renderers.flatColorRendererWithSAO.drawLayer(t,this,hr.COLOR_OPAQUE):t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,hr.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,hr.COLOR_OPAQUE):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,hr.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_OPAQUE):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,hr.COLOR_OPAQUE)}_updateBackfaceCull(e,t){const i=this.model.backfaces||!this.solid||e.sectioned;if(t.backfaces!==i){const e=t.gl;i?e.disable(e.CULL_FACE):e.enable(e.CULL_FACE),t.backfaces=i}}drawColorTransparent(e,t){if(this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions)if(this._updateBackfaceCull(e,t),t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported)this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT);else if(t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported){this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,hr.COLOR_TRANSPARENT):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT)}else this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT)}drawDepth(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,hr.COLOR_OPAQUE))}drawNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,hr.COLOR_OPAQUE))}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_XRAYED))}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_HIGHLIGHTED))}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_SELECTED))}drawEdgesColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,hr.EDGES_COLOR_OPAQUE)}drawEdgesColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&0!==this._numTransparentLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,hr.EDGES_COLOR_TRANSPARENT)}drawEdgesHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,hr.EDGES_HIGHLIGHTED)}drawEdgesSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,hr.EDGES_SELECTED)}drawEdgesXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,hr.EDGES_XRAYED)}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,hr.COLOR_OPAQUE))}drawShadow(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,hr.COLOR_OPAQUE))}drawPickMesh(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,hr.PICK))}drawPickDepths(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,hr.PICK))}drawPickNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsFlatRenderer&&this._renderers.pickNormalsFlatRenderer.drawLayer(t,this,hr.PICK))}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,hr.PICK))}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,hr.PICK))}precisionRayPickSurface(e,t,i,s,r){if(!this.model.scene.readableGeometryEnabled)return!1;const o=this._state,n=this._portions[e];if(!n)return this.model.error("portion not found: "+e),!1;const a=n.quantizedPositions,l=n.indices,A=o.origin,h=n.offset,u=Ao,d=ho;u.set(A?c.subVec3(t,A,co):t),d.set(i),h&&c.subVec3(u,h),c.transformRay(this.model.worldNormalMatrix,u,d,u,d);const p=uo,f=po,g=fo;let m=!1,_=0;const v=go;for(let e=0,i=l.length;e<i;e+=3){const i=3*l[e],n=3*l[e+1],b=3*l[e+2];if(p[0]=a[i],p[1]=a[i+1],p[2]=a[i+2],f[0]=a[n],f[1]=a[n+1],f[2]=a[n+2],g[0]=a[b],g[1]=a[b+1],g[2]=a[b+2],c.decompressPosition(p,o.positionsDecodeMatrix),c.decompressPosition(f,o.positionsDecodeMatrix),c.decompressPosition(g,o.positionsDecodeMatrix),c.rayTriangleIntersect(u,d,p,f,g,v)){c.transformPoint3(this.model.worldMatrix,v,v),h&&c.addVec3(v,h),A&&c.addVec3(v,A);const e=Math.abs(c.lenVec3(c.subVec3(v,t,[])));(!m||e>_)&&(_=e,s.set(v),r&&c.triangleNormal(p,f,g,r),m=!0)}}return m&&r&&(c.transformVec3(this.model.worldNormalMatrix,r,r),c.normalizeVec3(r)),m}destroy(){const e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.normalsBuf&&(e.normalsBuf.destroy(),e.normalsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.indicesBuf&&(e.indicesBuf.destroy(),e.indicessBuf=null),e.edgeIndicesBuf&&(e.edgeIndicesBuf.destroy(),e.edgeIndicessBuf=null),e.destroy()}}class _o extends mr{constructor(e,t,{edges:i=!1,useAlphaCutoff:s=!1}={}){super(e,t,{instancing:!0,edges:i,useAlphaCutoff:s})}_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;this._edges?t.drawElementsInstanced(t.LINES,i.edgeIndicesBuf.numItems,i.edgeIndicesBuf.itemType,0,i.numInstances):(t.drawElementsInstanced(t.TRIANGLES,i.indicesBuf.numItems,i.indicesBuf.itemType,0,i.numInstances),r&&s.drawElements++)}}class vo extends _o{_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0;let r,o,n;const a=[];for(a.push("#version 300 es"),a.push("// Instancing geometry drawing vertex shader"),a.push("uniform int renderPass;"),a.push("in vec3 position;"),a.push("in vec2 normal;"),a.push("in vec4 color;"),a.push("in float flags;"),e.entityOffsetsEnabled&&a.push("in vec3 offset;"),a.push("in vec4 modelMatrixCol0;"),a.push("in vec4 modelMatrixCol1;"),a.push("in vec4 modelMatrixCol2;"),a.push("in vec4 modelNormalMatrixCol0;"),a.push("in vec4 modelNormalMatrixCol1;"),a.push("in vec4 modelNormalMatrixCol2;"),this._addMatricesUniformBlockLines(a,!0),e.logarithmicDepthBufferEnabled&&(a.push("uniform float logDepthBufFC;"),a.push("out float vFragDepth;"),a.push("bool isPerspectiveMatrix(mat4 m) {"),a.push("    return (m[2][3] == - 1.0);"),a.push("}"),a.push("out float isPerspective;")),a.push("uniform vec4 lightAmbient;"),r=0,o=i.lights.length;r<o;r++)n=i.lights[r],"ambient"!==n.type&&(a.push("uniform vec4 lightColor"+r+";"),"dir"===n.type&&a.push("uniform vec3 lightDir"+r+";"),"point"===n.type&&a.push("uniform vec3 lightPos"+r+";"),"spot"===n.type&&(a.push("uniform vec3 lightPos"+r+";"),a.push("uniform vec3 lightDir"+r+";")));for(a.push("vec3 octDecode(vec2 oct) {"),a.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),a.push("    if (v.z < 0.0) {"),a.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),a.push("    }"),a.push("    return normalize(v);"),a.push("}"),s&&(a.push("out vec4 vWorldPosition;"),a.push("out float vFlags;")),a.push("out vec4 vColor;"),a.push("void main(void) {"),a.push("int colorFlag = int(flags) & 0xF;"),a.push("if (colorFlag != renderPass) {"),a.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),a.push("} else {"),a.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),a.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&a.push("worldPosition.xyz = worldPosition.xyz + offset;"),a.push("vec4 viewPosition  = viewMatrix * worldPosition; "),a.push("vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),a.push("vec4 worldNormal = worldNormalMatrix * vec4(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2), 0.0);"),a.push("vec3 viewNormal = normalize(vec4(viewNormalMatrix * worldNormal).xyz);"),a.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),a.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),a.push("float lambertian = 1.0;"),r=0,o=i.lights.length;r<o;r++)if(n=i.lights[r],"ambient"!==n.type){if("dir"===n.type)"view"===n.space?a.push("viewLightDir = normalize(lightDir"+r+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+r+", 0.0)).xyz);");else if("point"===n.type)"view"===n.space?a.push("viewLightDir = -normalize(lightPos"+r+" - viewPosition.xyz);"):a.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+r+", 0.0)).xyz);");else{if("spot"!==n.type)continue;"view"===n.space?a.push("viewLightDir = normalize(lightDir"+r+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+r+", 0.0)).xyz);")}a.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),a.push("reflectedColor += lambertian * (lightColor"+r+".rgb * lightColor"+r+".a);")}return a.push("vec3 rgb = (vec3(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0));"),a.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),a.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(a.push("vFragDepth = 1.0 + clipPos.w;"),a.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(a.push("vWorldPosition = worldPosition;"),a.push("vFlags = flags;")),a.push("gl_Position = clipPos;"),a.push("}"),a.push("}"),a}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor                = vec4(newColor.rgb * ambient, 1.0);")):s.push("    outColor           = newColor;"),s.push("}"),s}}class bo extends _o{_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry flat-shading drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState;let s,r;const o=t.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Instancing geometry flat-shading drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),o){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");n.push("uniform float sliceThickness;"),n.push("uniform vec4 sliceColor;")}for(this._addMatricesUniformBlockLines(n),n.push("uniform vec4 lightAmbient;"),s=0,r=i.lights.length;s<r;s++){const e=i.lights[s];"ambient"!==e.type&&(n.push("uniform vec4 lightColor"+s+";"),"dir"===e.type&&n.push("uniform vec3 lightDir"+s+";"),"point"===e.type&&n.push("uniform vec3 lightPos"+s+";"),"spot"===e.type&&(n.push("uniform vec3 lightPos"+s+";"),n.push("uniform vec3 lightDir"+s+";")))}if(n.push("in vec4 vViewPosition;"),n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),n.push("  vec4 newColor;"),n.push("  newColor = vColor;"),o){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > sliceThickness) { "),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      newColor = sliceColor;"),n.push("  }"),n.push("}")}for(n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;"),n.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),n.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),n.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );"),s=0,r=i.lights.length;s<r;s++){const e=i.lights[s];if("ambient"!==e.type){if("dir"===e.type)"view"===e.space?n.push("viewLightDir = normalize(lightDir"+s+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+s+", 0.0)).xyz);");else if("point"===e.type)"view"===e.space?n.push("viewLightDir = -normalize(lightPos"+s+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+s+", 0.0)).xyz);");else{if("spot"!==e.type)continue;"view"===e.space?n.push("viewLightDir = normalize(lightDir"+s+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+s+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+s+".rgb * lightColor"+s+".a);")}}return n.push("vec4 fragColor = vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   outColor            = vec4(fragColor.rgb * ambient, 1.0);")):n.push("    outColor           = fragColor;"),e.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}class yo extends _o{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 color;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 silhouetteColor;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vColor = vec4(silhouetteColor.r, silhouetteColor.g, silhouetteColor.b, min(silhouetteColor.a, float(color.a) / 255.0));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing fill fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = newColor;"),s.push("}"),s}}class xo extends _o{constructor(e,t){super(e,t,{instancing:!0,edges:!0})}}class Bo extends xo{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesEmphasisRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("uniform vec4 color;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// EdgesEmphasisRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class wo extends xo{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!1})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesColorRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(float(color.r*0.5) / 255.0, float(color.g*0.5) / 255.0, float(color.b*0.5) / 255.0, float(color.a) / 255.0);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// EdgesColorRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class Po extends _o{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry picking vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 pickColor;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry picking fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vPickColor; "),s.push("}"),s}}class Co extends _o{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("  vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}class Mo extends _o{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec2 normal;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("in vec4 modelNormalMatrixCol0;"),i.push("in vec4 modelNormalMatrixCol1;"),i.push("in vec4 modelNormalMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vWorldNormal;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),i.push("  vec3 worldNormal = vec3(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2));"),i.push("  vWorldNormal = worldNormal;"),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vWorldNormal;"),s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("if (sectionPlaneActive"+r+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push(`    outNormal = ivec4(vWorldNormal * float(${c.MAX_INT}), 1.0);`),s.push("}"),s}}class Eo extends _o{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesInstancingOcclusionRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesInstancingOcclusionRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}}class Fo extends _o{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry depth drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec2 vHighPrecisionZW;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Instancing geometry depth drawing fragment shader"),o.push("precision highp float;"),o.push("precision highp int;"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r)for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");if(o.push("in vec2 vHighPrecisionZW;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){for(o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("if (sectionPlaneActive"+i+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+i+".xyz, vWorldPosition.xyz - sectionPlanePos"+i+".xyz), 0.0, 1000.0);"),o.push("}");o.push("if (dist > 0.0) { discard; }"),o.push("}")}return e.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),o.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),o.push("}"),o}}class Io extends _o{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i,!0),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("  vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry depth drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}class Do extends _o{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry shadow drawing vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("bool visible = (colorFlag > 0);"),i.push("bool transparent  = ((float(color.a) / 255.0) < 1.0);"),i.push("if (!visible || transparent) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  gl_Position = shadowProjMatrix * viewPosition;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry depth drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}const So={3e3:"linearToLinear",3001:"sRGBToLinear"};class To extends _o{_getHash(){const e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0,r=t.clippingCaps,o=[];return o.push("#version 300 es"),o.push("// Instancing geometry quality drawing vertex shader"),o.push("uniform int renderPass;"),o.push("in vec3 position;"),o.push("in vec3 normal;"),o.push("in vec4 color;"),o.push("in vec2 uv;"),o.push("in vec2 metallicRoughness;"),o.push("in float flags;"),e.entityOffsetsEnabled&&o.push("in vec3 offset;"),o.push("in vec4 modelMatrixCol0;"),o.push("in vec4 modelMatrixCol1;"),o.push("in vec4 modelMatrixCol2;"),o.push("in vec4 modelNormalMatrixCol0;"),o.push("in vec4 modelNormalMatrixCol1;"),o.push("in vec4 modelNormalMatrixCol2;"),this._addMatricesUniformBlockLines(o,!0),o.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;")),o.push("vec3 octDecode(vec2 oct) {"),o.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),o.push("    if (v.z < 0.0) {"),o.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),o.push("    }"),o.push("    return normalize(v);"),o.push("}"),o.push("out vec4 vViewPosition;"),o.push("out vec3 vViewNormal;"),o.push("out vec4 vColor;"),o.push("out vec2 vUV;"),o.push("out vec2 vMetallicRoughness;"),i.lightMaps.length>0&&o.push("out vec3 vWorldNormal;"),s&&(o.push("out vec4 vWorldPosition;"),o.push("out float vFlags;"),r&&o.push("out vec4 vClipPosition;")),o.push("void main(void) {"),o.push("int colorFlag = int(flags) & 0xF;"),o.push("if (colorFlag != renderPass) {"),o.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),o.push("} else {"),o.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),o.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&o.push("      worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix * worldPosition; "),o.push("vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),o.push("vec4 worldNormal = worldNormalMatrix * vec4(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2), 1.0);"),o.push("vec3 viewNormal = vec4(viewNormalMatrix * worldNormal).xyz;"),o.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(o.push("vWorldPosition = worldPosition;"),o.push("vFlags = flags;"),r&&o.push("vClipPosition = clipPos;")),o.push("vViewPosition = viewPosition;"),o.push("vViewNormal = viewNormal;"),o.push("vColor = color;"),o.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),o.push("vMetallicRoughness = metallicRoughness;"),i.lightMaps.length>0&&o.push("vWorldNormal = worldNormal.xyz;"),o.push("gl_Position = clipPos;"),o.push("}"),o.push("}"),o}_buildFragmentShader(){const e=this._scene,t=e.gammaOutput,i=e._sectionPlanesState,s=e._lightsState,r=i.getNumAllocatedSectionPlanes()>0,o=i.clippingCaps,n=[];n.push("#version 300 es"),n.push("// Instancing geometry quality drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),n.push("uniform sampler2D uColorMap;"),n.push("uniform sampler2D uMetallicRoughMap;"),n.push("uniform sampler2D uEmissiveMap;"),n.push("uniform sampler2D uNormalMap;"),this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),s.reflectionMaps.length>0&&n.push("uniform samplerCube reflectionMap;"),s.lightMaps.length>0&&n.push("uniform samplerCube lightMap;"),n.push("uniform vec4 lightAmbient;");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];"ambient"!==t.type&&(n.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&n.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&n.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(n.push("uniform vec3 lightPos"+e+";"),n.push("uniform vec3 lightDir"+e+";")))}if(n.push("uniform float gammaFactor;"),n.push("vec4 linearToLinear( in vec4 value ) {"),n.push("  return value;"),n.push("}"),n.push("vec4 sRGBToLinear( in vec4 value ) {"),n.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),n.push("}"),n.push("vec4 gammaToLinear( in vec4 value) {"),n.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),n.push("}"),t&&(n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}")),r){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),o&&n.push("in vec4 vClipPosition;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";")}if(n.push("in vec4 vViewPosition;"),n.push("in vec3 vViewNormal;"),n.push("in vec4 vColor;"),n.push("in vec2 vUV;"),n.push("in vec2 vMetallicRoughness;"),s.lightMaps.length>0&&n.push("in vec3 vWorldNormal;"),this._addMatricesUniformBlockLines(n,!0),n.push("#define PI 3.14159265359"),n.push("#define RECIPROCAL_PI 0.31830988618"),n.push("#define RECIPROCAL_PI2 0.15915494"),n.push("#define EPSILON 1e-6"),n.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),n.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),n.push("       vec3 texel = texture( uNormalMap, uv ).xyz;"),n.push("       if (texel.r == 0.0 && texel.g == 0.0 && texel.b == 0.0) {"),n.push("              return normalize(surf_norm );"),n.push("       }"),n.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),n.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),n.push("      vec2 st0 = dFdx( uv.st );"),n.push("      vec2 st1 = dFdy( uv.st );"),n.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),n.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),n.push("      vec3 N = normalize( surf_norm );"),n.push("      vec3 mapN = texel.xyz * 2.0 - 1.0;"),n.push("      mat3 tsn = mat3( S, T, N );"),n.push("      return normalize( tsn * mapN );"),n.push("}"),n.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),n.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),n.push("}"),n.push("struct IncidentLight {"),n.push("   vec3 color;"),n.push("   vec3 direction;"),n.push("};"),n.push("struct ReflectedLight {"),n.push("   vec3 diffuse;"),n.push("   vec3 specular;"),n.push("};"),n.push("struct Geometry {"),n.push("   vec3 position;"),n.push("   vec3 viewNormal;"),n.push("   vec3 worldNormal;"),n.push("   vec3 viewEyeDir;"),n.push("};"),n.push("struct Material {"),n.push("   vec3    diffuseColor;"),n.push("   float   specularRoughness;"),n.push("   vec3    specularColor;"),n.push("   float   shine;"),n.push("};"),n.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),n.push("   float r = ggxRoughness + 0.0001;"),n.push("   return (2.0 / (r * r) - 2.0);"),n.push("}"),n.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),n.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),n.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),n.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),n.push("}"),s.reflectionMaps.length>0&&(n.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),n.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),n.push("   vec3 envMapColor = "+So[s.reflectionMaps[0].encoding]+"(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),n.push("  return envMapColor;"),n.push("}")),n.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),n.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),n.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),n.push("}"),n.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),n.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),n.push("   return 1.0 / ( gl * gv );"),n.push("}"),n.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),n.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),n.push("   return 0.5 / max( gv + gl, EPSILON );"),n.push("}"),n.push("float D_GGX(const in float alpha, const in float dotNH) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),n.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),n.push("}"),n.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),n.push("   float alpha = ( roughness * roughness );"),n.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),n.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),n.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),n.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),n.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),n.push("   vec3  F = F_Schlick( specularColor, dotLH );"),n.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),n.push("   float D = D_GGX( alpha, dotNH );"),n.push("   return F * (G * D);"),n.push("}"),n.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),n.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),n.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),n.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),n.push("   vec4 r = roughness * c0 + c1;"),n.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),n.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),n.push("   return specularColor * AB.x + AB.y;"),n.push("}"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&(n.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),s.lightMaps.length>0&&(n.push("   vec3 irradiance = "+So[s.lightMaps[0].encoding]+"(texture(lightMap, geometry.worldNormal)).rgb;"),n.push("   irradiance *= PI;"),n.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),n.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),s.reflectionMaps.length>0&&(n.push("   vec3 reflectVec             = reflect(geometry.viewEyeDir, geometry.viewNormal);"),n.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),n.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),n.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),n.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),n.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),n.push("}")),n.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),n.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),n.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),n.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),n.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),n.push("}"),n.push("out vec4 outColor;"),n.push("void main(void) {"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");o?(n.push("  if (dist > (0.002 * vClipPosition.w)) {"),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      outColor=vec4(1.0, 0.0, 0.0, 1.0);"),e.logarithmicDepthBufferEnabled&&n.push("  gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("  return;"),n.push("}")):(n.push("  if (dist > 0.0) { "),n.push("      discard;"),n.push("  }")),n.push("}")}n.push("IncidentLight  light;"),n.push("Material       material;"),n.push("Geometry       geometry;"),n.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),n.push("vec3 rgb = (vec3(float(vColor.r) / 255.0, float(vColor.g) / 255.0, float(vColor.b) / 255.0));"),n.push("float opacity = float(vColor.a) / 255.0;"),n.push("vec3  baseColor = rgb;"),n.push("float specularF0 = 1.0;"),n.push("float metallic = float(vMetallicRoughness.r) / 255.0;"),n.push("float roughness = float(vMetallicRoughness.g) / 255.0;"),n.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),n.push("vec4 colorTexel = sRGBToLinear(texture(uColorMap, vUV));"),n.push("baseColor *= colorTexel.rgb;"),n.push("vec3 metalRoughTexel = texture(uMetallicRoughMap, vUV).rgb;"),n.push("metallic *= metalRoughTexel.b;"),n.push("roughness *= metalRoughTexel.g;"),n.push("vec3 viewNormal = perturbNormal2Arb( vViewPosition.xyz, normalize(vViewNormal), vUV );"),n.push("material.diffuseColor      = baseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),n.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),n.push("material.specularColor     = mix(vec3(dielectricSpecular), baseColor, metallic);"),n.push("geometry.position      = vViewPosition.xyz;"),n.push("geometry.viewNormal    = -normalize(viewNormal);"),n.push("geometry.viewEyeDir    = normalize(vViewPosition.xyz);"),s.lightMaps.length>0&&n.push("geometry.worldNormal   = normalize(vWorldNormal);"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&n.push("computePBRLightMapping(geometry, material, reflectedLight);");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?n.push("light.direction = normalize(lightDir"+e+");"):n.push("light.direction = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?n.push("light.direction = normalize(lightPos"+e+" - vViewPosition.xyz);"):n.push("light.direction = normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?n.push("light.direction = normalize(lightDir"+e+");"):n.push("light.direction = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}n.push("light.color =  lightColor"+e+".rgb * lightColor"+e+".a;"),n.push("computePBRLighting(light, geometry, material, reflectedLight);")}}return n.push("vec3 emissiveColor = sRGBToLinear(texture(uEmissiveMap, vUV)).rgb;"),n.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * baseColor * opacity * rgb) + (reflectedLight.diffuse) + (reflectedLight.specular) + emissiveColor;"),n.push("vec4 fragColor;"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   fragColor            = vec4(outgoingLight.rgb * ambient, opacity);")):n.push("   fragColor            = vec4(outgoingLight.rgb, opacity);"),t&&n.push("fragColor = linearToGamma(fragColor, gammaFactor);"),n.push("outColor = fragColor;"),e.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}class Ro extends _o{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&i.push("out float vFlags;"),i.push("out vec4 vWorldPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&i.push("vFlags = flags;"),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("in vec4 vWorldPosition;"),i){s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("if (sectionPlaneActive"+r+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),s.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),s.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),s.push(`  outNormal = ivec4(worldNormal * float(${c.MAX_INT}), 1.0);`),s.push("}"),s}}class Lo extends _o{_getHash(){const e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in vec2 uv;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),i.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("out vec2 vUV;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e.gammaOutput,i=e._lightsState,s=e._sectionPlanesState,r=s.getNumAllocatedSectionPlanes()>0,o=this._useAlphaCutoff,n=[];if(n.push("#version 300 es"),n.push("// Instancing geometry drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),n.push("uniform sampler2D uColorMap;"),this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),n.push("uniform float gammaFactor;"),n.push("vec4 linearToLinear( in vec4 value ) {"),n.push("  return value;"),n.push("}"),n.push("vec4 sRGBToLinear( in vec4 value ) {"),n.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),n.push("}"),n.push("vec4 gammaToLinear( in vec4 value) {"),n.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),n.push("}"),t&&(n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}")),r){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;");for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");n.push("uniform float sliceThickness;"),n.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(n),n.push("uniform vec4 lightAmbient;");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];"ambient"!==t.type&&(n.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&n.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&n.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(n.push("uniform vec3 lightPos"+e+";"),n.push("uniform vec3 lightDir"+e+";")))}if(o&&n.push("uniform float materialAlphaCutoff;"),n.push("in vec4 vViewPosition;"),n.push("in vec4 vColor;"),n.push("in vec2 vUV;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),n.push("  vec4 newColor;"),n.push("  newColor = vColor;"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > sliceThickness) { "),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      newColor = sliceColor;"),n.push("  }"),n.push("}")}n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;"),n.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),n.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),n.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?n.push("viewLightDir = normalize(lightDir"+e+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?n.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?n.push("viewLightDir = normalize(lightDir"+e+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}return n.push("vec4 color =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),n.push("vec4 sampleColor = texture(uColorMap, vUV);"),o&&(n.push("if (sampleColor.a < materialAlphaCutoff) {"),n.push("   discard;"),n.push("}")),t&&n.push("sampleColor = sRGBToLinear(sampleColor);"),n.push("vec4 colorTexel = color * sampleColor;"),n.push("float opacity = color.a;"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   outColor                = vec4(colorTexel.rgb * ambient, opacity);")):n.push("   outColor                = vec4(colorTexel.rgb, opacity);"),t&&n.push("outColor = linearToGamma(outColor, gammaFactor);"),e.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}const Uo=c.vec3(),Oo=c.vec3(),ko=c.vec3(),No=c.vec3(),Qo=c.mat4();class Vo extends mr{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.canvas.gl,n=r.camera,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,u=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=Uo;let f,g;if(p[0]=c.safeInv(u[3]-u[0])*c.MAX_INT,p[1]=c.safeInv(u[4]-u[1])*c.MAX_INT,p[2]=c.safeInv(u[5]-u[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(p[0]),e.snapPickCoordinateScale[1]=c.safeInv(p[1]),e.snapPickCoordinateScale[2]=c.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=Oo;if(l){const e=c.transformPoint3(h,l,ko);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=W(d,t,Qo),g=No,g[0]=n.eye[0]-t[0],g[1]=n.eye[1]-t[1],g[2]=n.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=d,g=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,g),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,p),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1)),a.indicesBuf.bind(),o.drawElementsInstanced(o.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind(),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`outNormal = ivec4(worldNormal * float(${c.MAX_INT}), 1.0);`),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Ho=c.vec3(),jo=c.vec3(),Go=c.vec3(),zo=c.vec3(),Wo=c.mat4();class Ko extends mr{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(t),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,u=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=Ho;let f,g;if(p[0]=c.safeInv(u[3]-u[0])*c.MAX_INT,p[1]=c.safeInv(u[4]-u[1])*c.MAX_INT,p[2]=c.safeInv(u[5]-u[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(p[0]),e.snapPickCoordinateScale[1]=c.safeInv(p[1]),e.snapPickCoordinateScale[2]=c.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=jo;if(l){const e=c.transformPoint3(h,l,Go);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=W(d,t,Wo),g=zo,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=d,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1),"edge"===e.snapMode?(a.edgeIndicesBuf.bind(),n.drawElementsInstanced(n.LINES,a.edgeIndicesBuf.numItems,a.edgeIndicesBuf.itemType,0,a.numInstances),a.edgeIndicesBuf.unbind()):n.drawArraysInstanced(n.POINTS,0,a.positionsBuf.numItems,a.numInstances),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class Xo{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorTextureRenderer&&!this._colorTextureRenderer.getValid()&&(this._colorTextureRenderer.destroy(),this._colorTextureRenderer=null),this._colorTextureRendererWithSAO&&!this._colorTextureRendererWithSAO.getValid()&&(this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererWithSAO=null),this._colorTextureRendererAlphaCutoff&&!this._colorTextureRendererAlphaCutoff.getValid()&&(this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererAlphaCutoff=null),this._colorTextureRendererWithSAOAlphaCutoff&&!this._colorTextureRendererWithSAOAlphaCutoff.getValid()&&(this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff=null),this._pbrRenderer&&!this._pbrRenderer.getValid()&&(this._pbrRenderer.destroy(),this._pbrRenderer=null),this._pbrRendererWithSAO&&!this._pbrRendererWithSAO.getValid()&&(this._pbrRendererWithSAO.destroy(),this._pbrRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}eagerCreateRenders(){this._silhouetteRenderer||(this._silhouetteRenderer=new yo(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new Po(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new Co(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new Vo(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new Ko(this._scene))}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new vo(this._scene,!1)),this._colorRenderer}get colorRendererWithSAO(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new vo(this._scene,!0)),this._colorRendererWithSAO}get flatColorRenderer(){return this._flatColorRenderer||(this._flatColorRenderer=new bo(this._scene,!1)),this._flatColorRenderer}get flatColorRendererWithSAO(){return this._flatColorRendererWithSAO||(this._flatColorRendererWithSAO=new bo(this._scene,!0)),this._flatColorRendererWithSAO}get colorTextureRenderer(){return this._colorTextureRenderer||(this._colorTextureRenderer=new Lo(this._scene,!1)),this._colorTextureRenderer}get colorTextureRendererWithSAO(){return this._colorTextureRendererWithSAO||(this._colorTextureRendererWithSAO=new Lo(this._scene,!0)),this._colorTextureRendererWithSAO}get colorTextureRendererAlphaCutoff(){return this._colorTextureRendererAlphaCutoff||(this._colorTextureRendererAlphaCutoff=new Lo(this._scene,!1,{useAlphaCutoff:!0})),this._colorTextureRendererAlphaCutoff}get colorTextureRendererWithSAOAlphaCutoff(){return this._colorTextureRendererWithSAOAlphaCutoff||(this._colorTextureRendererWithSAOAlphaCutoff=new Lo(this._scene,!0,{useAlphaCutoff:!0})),this._colorTextureRendererWithSAOAlphaCutoff}get pbrRenderer(){return this._pbrRenderer||(this._pbrRenderer=new To(this._scene,!1)),this._pbrRenderer}get pbrRendererWithSAO(){return this._pbrRendererWithSAO||(this._pbrRendererWithSAO=new To(this._scene,!0)),this._pbrRendererWithSAO}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new yo(this._scene)),this._silhouetteRenderer}get depthRenderer(){return this._depthRenderer||(this._depthRenderer=new Fo(this._scene)),this._depthRenderer}get normalsRenderer(){return this._normalsRenderer||(this._normalsRenderer=new Io(this._scene)),this._normalsRenderer}get edgesRenderer(){return this._edgesRenderer||(this._edgesRenderer=new Bo(this._scene)),this._edgesRenderer}get edgesColorRenderer(){return this._edgesColorRenderer||(this._edgesColorRenderer=new wo(this._scene)),this._edgesColorRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new Po(this._scene)),this._pickMeshRenderer}get pickNormalsRenderer(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new Mo(this._scene)),this._pickNormalsRenderer}get pickNormalsFlatRenderer(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new Ro(this._scene)),this._pickNormalsFlatRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new Co(this._scene)),this._pickDepthRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new Eo(this._scene)),this._occlusionRenderer}get shadowRenderer(){return this._shadowRenderer||(this._shadowRenderer=new Do(this._scene)),this._shadowRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new Ko(this._scene)),this._snapRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new Vo(this._scene)),this._snapInitRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorTextureRenderer&&this._colorTextureRenderer.destroy(),this._colorTextureRendererWithSAO&&this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererAlphaCutoff&&this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff&&this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._pbrRenderer&&this._pbrRenderer.destroy(),this._pbrRendererWithSAO&&this._pbrRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const Jo={};const Yo=new Uint8Array(4),Zo=new Float32Array(1),qo=c.vec4([0,0,0,1]),$o=new Float32Array(3),en=c.vec3(),tn=c.vec3(),sn=c.vec3(),rn=c.vec3(),on=c.vec3(),nn=c.vec3(),an=c.vec3(),ln=new Float32Array(4);class An{constructor(e){this.model=e.model,this.sortId="TrianglesInstancingLayer"+(e.solid?"-solid":"-surface")+(e.normals?"-normals":"-autoNormals"),this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=Jo[t];return i||(i=new Xo(e),Jo[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(()=>{i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(()=>{delete Jo[t],i._destroy()}))),i}(e.model.scene),this._aabb=c.collapseAABB3(),this._state=new At({numInstances:0,obb:c.OBB3(),origin:c.vec3(),geometry:e.geometry,textureSet:e.textureSet,pbrSupported:!1,positionsDecodeMatrix:e.geometry.positionsDecodeMatrix,colorsBuf:null,metallicRoughnessBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null,modelNormalMatrixCol0Buf:null,modelNormalMatrixCol1Buf:null,modelNormalMatrixCol2Buf:null,pickColorsBuf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=e.geometry.numIndices,this._colors=[],this._metallicRoughness=[],this._pickColors=[],this._offsets=[],this._modelMatrix=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._modelNormalMatrixCol0=[],this._modelNormalMatrixCol1=[],this._modelNormalMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=c.collapseAABB3(),this.aabbDirty=!0,e.origin&&this._state.origin.set(e.origin),this._finalized=!1,this.solid=!!e.solid,this.numIndices=e.geometry.numIndices,this.primitive=e.geometry.primitive}get aabb(){if(this.aabbDirty){c.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)c.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}createPortion(e,t){const i=t.color,s=t.metallic,r=t.roughness,o=null!==t.opacity&&void 0!==t.opacity?t.opacity:255,n=t.meshMatrix,a=t.pickColor;if(this._finalized)throw"Already finalized";const l=i[0],A=i[1],h=i[2];if(this._colors.push(l),this._colors.push(A),this._colors.push(h),this._colors.push(o),this._metallicRoughness.push(null!=s?s:0),this._metallicRoughness.push(null!=r?r:255),this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(n[0]),this._modelMatrixCol0.push(n[4]),this._modelMatrixCol0.push(n[8]),this._modelMatrixCol0.push(n[12]),this._modelMatrixCol1.push(n[1]),this._modelMatrixCol1.push(n[5]),this._modelMatrixCol1.push(n[9]),this._modelMatrixCol1.push(n[13]),this._modelMatrixCol2.push(n[2]),this._modelMatrixCol2.push(n[6]),this._modelMatrixCol2.push(n[10]),this._modelMatrixCol2.push(n[14]),this._state.geometry.normals){let e=c.transposeMat4(n,c.mat4()),t=c.inverseMat4(e);this._modelNormalMatrixCol0.push(t[0]),this._modelNormalMatrixCol0.push(t[4]),this._modelNormalMatrixCol0.push(t[8]),this._modelNormalMatrixCol0.push(t[12]),this._modelNormalMatrixCol1.push(t[1]),this._modelNormalMatrixCol1.push(t[5]),this._modelNormalMatrixCol1.push(t[9]),this._modelNormalMatrixCol1.push(t[13]),this._modelNormalMatrixCol2.push(t[2]),this._modelNormalMatrixCol2.push(t[6]),this._modelNormalMatrixCol2.push(t[10]),this._modelNormalMatrixCol2.push(t[14])}this._pickColors.push(a[0]),this._pickColors.push(a[1]),this._pickColors.push(a[2]),this._pickColors.push(a[3]),this._state.numInstances++;const u=this._portions.length,d={};return this.model.scene.readableGeometryEnabled&&(d.matrix=n.slice(),d.inverseMatrix=null,d.normalMatrix=null),this._portions.push(d),this._numPortions++,this.model.numPortions++,this._meshes.push(e),u}finalize(){if(this._finalized)return;const e=this._state,t=e.geometry,i=e.textureSet,s=this.model.scene.canvas.gl,r=this._colors.length,o=r/4;if(r>0){let t=!1;e.colorsBuf=new je(s,s.ARRAY_BUFFER,new Uint8Array(this._colors),this._colors.length,4,s.DYNAMIC_DRAW,t),this._colors=[]}if(this._metallicRoughness.length>0){const t=new Uint8Array(this._metallicRoughness);let i=!1;e.metallicRoughnessBuf=new je(s,s.ARRAY_BUFFER,t,this._metallicRoughness.length,2,s.STATIC_DRAW,i)}if(o>0){let t=!1;e.flagsBuf=new je(s,s.ARRAY_BUFFER,new Float32Array(o),o,1,s.DYNAMIC_DRAW,t)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){const t=!1;e.offsetsBuf=new je(s,s.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,s.DYNAMIC_DRAW,t),this._offsets=[]}if(t.positionsCompressed&&t.positionsCompressed.length>0){const i=!1;e.positionsBuf=new je(s,s.ARRAY_BUFFER,t.positionsCompressed,t.positionsCompressed.length,3,s.STATIC_DRAW,i),e.positionsDecodeMatrix=c.mat4(t.positionsDecodeMatrix)}if(t.colorsCompressed&&t.colorsCompressed.length>0){const i=new Uint8Array(t.colorsCompressed),r=!1;e.colorsBuf=new je(s,s.ARRAY_BUFFER,i,i.length,4,s.STATIC_DRAW,r)}if(t.uvCompressed&&t.uvCompressed.length>0){const i=t.uvCompressed;e.uvDecodeMatrix=t.uvDecodeMatrix,e.uvBuf=new je(s,s.ARRAY_BUFFER,i,i.length,2,s.STATIC_DRAW,!1)}if(t.indices&&t.indices.length>0&&(e.indicesBuf=new je(s,s.ELEMENT_ARRAY_BUFFER,new Uint32Array(t.indices),t.indices.length,1,s.STATIC_DRAW),e.numIndices=t.indices.length),"triangles"!==t.primitive&&"solid"!==t.primitive&&"surface"!==t.primitive||(e.edgeIndicesBuf=new je(s,s.ELEMENT_ARRAY_BUFFER,new Uint32Array(t.edgeIndices),t.edgeIndices.length,1,s.STATIC_DRAW)),this._modelMatrixCol0.length>0){const t=!1;e.modelMatrixCol0Buf=new je(s,s.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,s.STATIC_DRAW,t),e.modelMatrixCol1Buf=new je(s,s.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,s.STATIC_DRAW,t),e.modelMatrixCol2Buf=new je(s,s.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,s.STATIC_DRAW,t),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],e.normalsBuf&&(e.modelNormalMatrixCol0Buf=new je(s,s.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol0),this._modelNormalMatrixCol0.length,4,s.STATIC_DRAW,t),e.modelNormalMatrixCol1Buf=new je(s,s.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol1),this._modelNormalMatrixCol1.length,4,s.STATIC_DRAW,t),e.modelNormalMatrixCol2Buf=new je(s,s.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol2),this._modelNormalMatrixCol2.length,4,s.STATIC_DRAW,t),this._modelNormalMatrixCol0=[],this._modelNormalMatrixCol1=[],this._modelNormalMatrixCol2=[])}if(this._pickColors.length>0){const t=!1;e.pickColorsBuf=new je(s,s.ARRAY_BUFFER,new Uint8Array(this._pickColors),this._pickColors.length,4,s.STATIC_DRAW,t),this._pickColors=[]}e.pbrSupported=!!(e.metallicRoughnessBuf&&e.uvBuf&&e.normalsBuf&&i&&i.colorTexture&&i.metallicRoughnessTexture),e.colorTextureSupported=!!e.uvBuf&&!!i&&!!i.colorTexture,this.model.scene.readableGeometryEnabled||(this._state.geometry=null),this._finalized=!0}initFlags(e,t,i){t&Y&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ie&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&te&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&se&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&$&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&re&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&q&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Z&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&Y?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&re?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&$?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&q?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&Z?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";Yo[0]=t[0],Yo[1]=t[1],Yo[2]=t[2],Yo[3]=t[3],this._state.colorsBuf&&this._state.colorsBuf.setData(Yo,4*e)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i){if(!this._finalized)throw"Not finalized";const s=!!(t&Y),r=!!(t&te),o=!!(t&ie),n=!!(t&se),a=!!(t&re),l=!!(t&q),A=!!(t&Z);let h,c;h=!s||A||r||o&&!this.model.scene.highlightMaterial.glowThrough||n&&!this.model.scene.selectedMaterial.glowThrough?hr.NOT_RENDERED:i?hr.COLOR_TRANSPARENT:hr.COLOR_OPAQUE,c=!s||A?hr.NOT_RENDERED:n?hr.SILHOUETTE_SELECTED:o?hr.SILHOUETTE_HIGHLIGHTED:r?hr.SILHOUETTE_XRAYED:hr.NOT_RENDERED;let u=0;u=!s||A?hr.NOT_RENDERED:n?hr.EDGES_SELECTED:o?hr.EDGES_HIGHLIGHTED:r?hr.EDGES_XRAYED:a?i?hr.EDGES_COLOR_TRANSPARENT:hr.EDGES_COLOR_OPAQUE:hr.NOT_RENDERED;let d=0;d|=h,d|=c<<4,d|=u<<8,d|=(s&&!A&&l?hr.PICK:hr.NOT_RENDERED)<<12,d|=(t&$?1:0)<<16,Zo[0]=d,this._state.flagsBuf&&this._state.flagsBuf.setData(Zo,e)}setOffset(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?($o[0]=t[0],$o[1]=t[1],$o[2]=t[2],this._state.offsetsBuf&&this._state.offsetsBuf.setData($o,3*e)):this.model.error("Entity#offset not enabled for this Viewer")}getEachVertex(e,t){if(!this.model.scene.readableGeometryEnabled)return!1;const i=this._state,s=i.geometry,r=this._portions[e];if(!r)return void this.model.error("portion not found: "+e);const o=s.positionsCompressed,n=this.model.matrix,a=c.vec4();a.set(i.origin,0),a[3]=1,c.mulMat4v4(n,a,a);const l=a[0],A=a[1],h=a[2],u=qo,d=r.matrix,p=i.positionsDecodeMatrix;for(let e=0,i=o.length;e<i;e+=3)u[0]=o[e],u[1]=o[e+1],u[2]=o[e+2],c.decompressPosition(u,p),c.transformPoint3(d,u,u),u[3]=1,c.mulMat4v4(n,u,u),u[0]+=l,u[1]+=A,u[2]+=h,t(u)}getEachIndex(e,t){if(!this.model.scene.readableGeometryEnabled)return!1;const i=this._state.geometry;if(!this._portions[e])return void this.model.error("portion not found: "+e);const s=i.indices;for(let e=0,i=s.length;e<i;e++)t(s[e])}setMatrix(e,t){if(!this._finalized)throw"Not finalized";var i=4*e;ln[0]=t[0],ln[1]=t[4],ln[2]=t[8],ln[3]=t[12],this._state.modelMatrixCol0Buf.setData(ln,i),ln[0]=t[1],ln[1]=t[5],ln[2]=t[9],ln[3]=t[13],this._state.modelMatrixCol1Buf.setData(ln,i),ln[0]=t[2],ln[1]=t[6],ln[2]=t[10],ln[3]=t[14],this._state.modelMatrixCol2Buf.setData(ln,i)}drawColorOpaque(e,t){if(this._numCulledLayerPortions===this._numPortions||0===this._numVisibleLayerPortions||this._numTransparentLayerPortions===this._numPortions||this._numXRayedLayerPortions===this._numPortions)return;this._updateBackfaceCull(e,t);const i=this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff;t.withSAO&&this.model.saoEnabled?t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRendererWithSAO&&this._renderers.pbrRendererWithSAO.drawLayer(t,this,hr.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererWithSAOAlphaCutoff&&this._renderers.colorTextureRendererWithSAOAlphaCutoff.drawLayer(t,this,hr.COLOR_OPAQUE):this._renderers.colorTextureRendererWithSAO&&this._renderers.colorTextureRendererWithSAO.drawLayer(t,this,hr.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,hr.COLOR_OPAQUE):this._renderers.flatColorRendererWithSAO&&this._renderers.flatColorRendererWithSAO.drawLayer(t,this,hr.COLOR_OPAQUE):t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,hr.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,hr.COLOR_OPAQUE):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,hr.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_OPAQUE):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,hr.COLOR_OPAQUE)}_updateBackfaceCull(e,t){const i=this.model.backfaces||!this.solid||e.sectioned;if(t.backfaces!==i){const e=t.gl;i?e.disable(e.CULL_FACE):e.enable(e.CULL_FACE),t.backfaces=i}}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT))}drawDepth(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,hr.COLOR_OPAQUE))}drawNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,hr.COLOR_OPAQUE))}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_XRAYED))}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_HIGHLIGHTED))}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_SELECTED))}drawEdgesColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,hr.EDGES_COLOR_OPAQUE)}drawEdgesColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,hr.EDGES_COLOR_TRANSPARENT)}drawEdgesXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,hr.EDGES_XRAYED)}drawEdgesHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,hr.EDGES_HIGHLIGHTED)}drawEdgesSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,hr.EDGES_SELECTED)}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,hr.COLOR_OPAQUE))}drawShadow(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,hr.COLOR_OPAQUE))}drawPickMesh(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,hr.PICK))}drawPickDepths(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,hr.PICK))}drawPickNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsFlatRenderer&&this._renderers.pickNormalsFlatRenderer.drawLayer(t,this,hr.PICK))}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,hr.PICK))}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,hr.PICK))}precisionRayPickSurface(e,t,i,s,r){if(!this.model.scene.readableGeometryEnabled)return!1;const o=this._state.geometry,n=this._state,a=this._portions[e];if(!a)return this.model.error("portion not found: "+e),!1;a.inverseMatrix||(a.inverseMatrix=c.inverseMat4(a.matrix,c.mat4())),r&&!a.normalMatrix&&(a.normalMatrix=c.transposeMat4(a.inverseMatrix,c.mat4()));const l=o.quantizedPositions,A=o.indices,h=n.origin,u=a.offset,d=en,p=tn;d.set(h?c.subVec3(t,h,sn):t),p.set(i),u&&c.subVec3(d,u),c.transformRay(this.model.worldNormalMatrix,d,p,d,p),c.transformRay(a.inverseMatrix,d,p,d,p);const f=rn,g=on,m=nn;let _=!1,v=0;const b=an;for(let e=0,i=A.length;e<i;e+=3){const i=3*A[e+0],o=3*A[e+1],y=3*A[e+2];f[0]=l[i],f[1]=l[i+1],f[2]=l[i+2],g[0]=l[o],g[1]=l[o+1],g[2]=l[o+2],m[0]=l[y],m[1]=l[y+1],m[2]=l[y+2];const{positionsDecodeMatrix:x}=n.geometry;if(c.decompressPosition(f,x),c.decompressPosition(g,x),c.decompressPosition(m,x),c.rayTriangleIntersect(d,p,f,g,m,b)){c.transformPoint3(a.matrix,b,b),c.transformPoint3(this.model.worldMatrix,b,b),u&&c.addVec3(b,u),h&&c.addVec3(b,h);const e=Math.abs(c.lenVec3(c.subVec3(b,t,[])));(!_||e>v)&&(v=e,s.set(b),r&&c.triangleNormal(f,g,m,r),_=!0)}}return _&&r&&(c.transformVec3(a.normalMatrix,r,r),c.transformVec3(this.model.worldNormalMatrix,r,r),c.normalizeVec3(r)),_}destroy(){const e=this._state;e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.modelNormalMatrixCol0Buf&&(e.modelNormalMatrixCol0Buf.destroy(),e.modelNormalMatrixCol0Buf=null),e.modelNormalMatrixCol1Buf&&(e.modelNormalMatrixCol1Buf.destroy(),e.modelNormalMatrixCol1Buf=null),e.modelNormalMatrixCol2Buf&&(e.modelNormalMatrixCol2Buf.destroy(),e.modelNormalMatrixCol2Buf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy(),this._state=null}}class hn extends mr{_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;t.drawElements(t.LINES,i.indicesBuf.numItems,i.indicesBuf.itemType,0),r&&s.drawElements++}}class cn extends hn{drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines batching color vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Lines batching color fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor            = vColor;"),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}class un extends hn{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines batching silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 color;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Lines batching silhouette fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("uniform vec4 color;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = color;"),s.push("}"),s}}const dn=c.vec3(),pn=c.vec3(),fn=c.vec3(),gn=c.vec3(),mn=c.mat4();class _n extends mr{drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,u=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=dn;let f,g;if(p[0]=c.safeInv(u[3]-u[0])*c.MAX_INT,p[1]=c.safeInv(u[4]-u[1])*c.MAX_INT,p[2]=c.safeInv(u[5]-u[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(p[0]),e.snapPickCoordinateScale[1]=c.safeInv(p[1]),e.snapPickCoordinateScale[2]=c.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=pn;if(l){const e=fn;c.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=W(d,t,mn),g=gn,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=d,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),a.indicesBuf.bind(),n.drawElements(n.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`outNormal = ivec4(worldNormal * float(${c.MAX_INT}), 1.0);`),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const vn=c.vec3(),bn=c.vec3(),yn=c.vec3(),xn=c.vec3(),Bn=c.mat4();class wn extends mr{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,u=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=vn;let f,g;if(p[0]=c.safeInv(u[3]-u[0])*c.MAX_INT,p[1]=c.safeInv(u[4]-u[1])*c.MAX_INT,p[2]=c.safeInv(u[5]-u[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(p[0]),e.snapPickCoordinateScale[1]=c.safeInv(p[1]),e.snapPickCoordinateScale[2]=c.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=bn;if(l){const e=yn;c.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=W(d,t,Bn),g=xn,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=d,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),"edge"===e.snapMode?(a.indicesBuf.bind(),n.drawElements(n.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()):n.drawArrays(n.POINTS,0,a.positionsBuf.numItems)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;const i=[];return i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class Pn{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new cn(this._scene,!1)),this._colorRenderer}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new un(this._scene)),this._silhouetteRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new _n(this._scene,!1)),this._snapInitRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new wn(this._scene)),this._snapRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const Cn={};class Mn{constructor(e=5e6){e>5e6&&(e=5e6),this.maxVerts=e,this.maxIndices=3*e,this.positions=[],this.colors=[],this.offsets=[],this.indices=[]}}class En{constructor(e){this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=Cn[t];return i||(i=new Pn(e),Cn[t]=i,i._compile(),e.on("compile",(()=>{i._compile()})),e.on("destroyed",(()=>{delete Cn[t],i._destroy()}))),i}(e.model.scene),this.model=e.model,this._buffer=new Mn(e.maxGeometryBatchSize),this._scratchMemory=e.scratchMemory,this._state=new At({positionsBuf:null,offsetsBuf:null,colorsBuf:null,flagsBuf:null,indicesBuf:null,positionsDecodeMatrix:c.mat4(),origin:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=c.collapseAABB3(),this._portions=[],this._meshes=[],this._numVerts=0,this._aabb=c.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,e.positionsDecodeMatrix?(this._state.positionsDecodeMatrix.set(e.positionsDecodeMatrix),this._preCompressedPositionsExpected=!0):this._preCompressedPositionsExpected=!1,e.origin&&(this._state.origin=c.vec3(e.origin)),this.primitive=e.primitive}get aabb(){if(this.aabbDirty){c.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)c.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e,t){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts&&this._buffer.indices.length+t<this._buffer.maxIndices}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=t.positions,s=t.positionsCompressed,r=t.indices,o=t.color,n=t.opacity,a=this._buffer,l=a.positions.length/3;let A;if(c.expandAABB3(this._modelAABB,t.aabb),this._preCompressedPositionsExpected){if(!s)throw"positionsCompressed expected";A=s.length/3;for(let e=0,t=s.length;e<t;e++)a.positions.push(s[e])}else{if(!i)throw"positions expected";A=i.length/3;for(let e=0,t=i.length;e<t;e++)a.positions.push(i[e])}if(o){const e=o[0],t=o[1],i=o[2],s=n;for(let r=0;r<A;r++)a.colors.push(e),a.colors.push(t),a.colors.push(i),a.colors.push(s)}if(r)for(let e=0,t=r.length;e<t;e++)a.indices.push(r[e]+l);if(this.model.scene.entityOffsetsEnabled)for(let e=0;e<A;e++)a.offsets.push(0),a.offsets.push(0),a.offsets.push(0);const h=this._portions.length/2;return this._portions.push(l),this._portions.push(A),this._numPortions++,this.model.numPortions++,this._numVerts+=A,this._meshes.push(e),h}finalize(){if(this._finalized)return;const e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0)if(this._preCompressedPositionsExpected){const s=new Uint16Array(i.positions);e.positionsBuf=new je(t,t.ARRAY_BUFFER,s,i.positions.length,3,t.STATIC_DRAW)}else{const s=io(new Float32Array(i.positions),this._modelAABB,e.positionsDecodeMatrix);e.positionsBuf=new je(t,t.ARRAY_BUFFER,s,i.positions.length,3,t.STATIC_DRAW)}if(i.colors.length>0){const s=new Uint8Array(i.colors);let r=!1;e.colorsBuf=new je(t,t.ARRAY_BUFFER,s,i.colors.length,4,t.DYNAMIC_DRAW,r)}if(i.colors.length>0){const s=i.colors.length/4,r=new Float32Array(s);let o=!1;e.flagsBuf=new je(t,t.ARRAY_BUFFER,r,r.length,1,t.DYNAMIC_DRAW,o)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){const s=new Float32Array(i.offsets);e.offsetsBuf=new je(t,t.ARRAY_BUFFER,s,i.offsets.length,3,t.DYNAMIC_DRAW)}if(i.indices.length>0){const s=new Uint32Array(i.indices);e.indicesBuf=new je(t,t.ELEMENT_ARRAY_BUFFER,s,i.indices.length,1,t.STATIC_DRAW)}this._buffer=null,this._finalized=!0}initFlags(e,t,i){t&Y&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ie&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&te&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&se&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&$&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&re&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&q&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Z&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,!0)}flushInitFlags(){this._setDeferredFlags()}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&Y?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&re?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&$?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&Z?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&q?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";const i=2*e,s=4*this._portions[i],r=4*this._portions[i+1],o=this._scratchMemory.getUInt8Array(r),n=t[0],a=t[1],l=t[2],A=t[3];for(let e=0;e<r;e+=4)o[e+0]=n,o[e+1]=a,o[e+2]=l,o[e+3]=A;this._state.colorsBuf.setData(o,s,r)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i,s=!1){if(!this._finalized)throw"Not finalized";const r=2*e,o=this._portions[r],n=this._portions[r+1],a=!!(t&Y),l=!!(t&te),A=!!(t&ie),h=!!(t&se),c=!!(t&q),u=!!(t&Z);let d,p;d=!a||u||l||A&&!this.model.scene.highlightMaterial.glowThrough||h&&!this.model.scene.selectedMaterial.glowThrough?hr.NOT_RENDERED:i?hr.COLOR_TRANSPARENT:hr.COLOR_OPAQUE,p=!a||u?hr.NOT_RENDERED:h?hr.SILHOUETTE_SELECTED:A?hr.SILHOUETTE_HIGHLIGHTED:l?hr.SILHOUETTE_XRAYED:hr.NOT_RENDERED;let f=a&&!u&&c?hr.PICK:hr.NOT_RENDERED;const g=t&$?1:0;if(s){this._deferredFlagValues||(this._deferredFlagValues=new Float32Array(this._numVerts));for(let e=o,t=o+n;e<t;e++){let t=0;t|=d,t|=p<<4,t|=f<<12,t|=g<<16,this._deferredFlagValues[e]=t}}else if(this._state.flagsBuf){const e=this._scratchMemory.getFloat32Array(n);for(let t=0;t<n;t++){let i=0;i|=d,i|=p<<4,i|=f<<12,i|=g<<16,e[t]=i}this._state.flagsBuf.setData(e,o,n)}}_setDeferredFlags(){this._deferredFlagValues&&(this._state.flagsBuf.setData(this._deferredFlagValues),this._deferredFlagValues=null)}setOffset(e,t){if(!this._finalized)throw"Not finalized";if(!this.model.scene.entityOffsetsEnabled)return void this.model.error("Entity#offset not enabled for this Viewer");const i=2*e,s=3*this._portions[i],r=3*this._portions[i+1],o=this._scratchMemory.getFloat32Array(r),n=t[0],a=t[1],l=t[2];for(let e=0;e<r;e+=3)o[e+0]=n,o[e+1]=a,o[e+2]=l;this._state.offsetsBuf.setData(o,s,r)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_XRAYED)}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_HIGHLIGHTED)}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_SELECTED)}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawEdgesXRayed(e,t){}drawPickMesh(e){}drawPickDepths(e){}drawPickNormals(e){}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,hr.PICK)}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,hr.PICK)}drawOcclusion(e){}drawShadow(e){}destroy(){const e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.indicesBuf&&(e.indicesBuf.destroy(),e.indicesBuf=null),e.destroy()}}class Fn extends mr{constructor(e,t){super(e,t,{instancing:!0})}_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;t.drawElementsInstanced(t.LINES,i.indicesBuf.numItems,i.indicesBuf.itemType,0,i.numInstances),r&&s.drawElements++}}class In extends Fn{drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines instancing color vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),i.push("uniform vec4 lightAmbient;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0,  float(color.a) / 255.0);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Lines instancing color fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r)for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");if(o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){for(o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("if (sectionPlaneActive"+i+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+i+".xyz, vWorldPosition.xyz - sectionPlanePos"+i+".xyz), 0.0, 1000.0);"),o.push("}");o.push("if (dist > 0.0) { discard; }"),o.push("}")}return this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBAToDepth(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   outColor            = vec4(vColor.rgb * ambient, vColor.a);")):o.push("    outColor           = vColor;"),e.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}class Dn extends Fn{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines instancing silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),i.push("uniform vec4 color;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Lines instancing silhouette fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("uniform vec4 color;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = color;"),s.push("}"),s}}const Sn=c.vec3(),Tn=c.vec3(),Rn=c.vec3();c.vec3();const Ln=c.mat4();class Un extends mr{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.canvas.gl,n=r.camera,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,u=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=Sn;let f;if(p[0]=c.safeInv(u[3]-u[0])*c.MAX_INT,p[1]=c.safeInv(u[4]-u[1])*c.MAX_INT,p[2]=c.safeInv(u[5]-u[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(p[0]),e.snapPickCoordinateScale[1]=c.safeInv(p[1]),e.snapPickCoordinateScale[2]=c.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=Tn;if(l){const e=c.transformPoint3(h,l,Rn);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=W(d,t,Ln),e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=d,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,p),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);let g=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,g+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,g+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,g+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1)),a.indicesBuf.bind(),o.drawElementsInstanced(o.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind(),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const On=c.vec3(),kn=c.vec3(),Nn=c.vec3();c.vec3();const Qn=c.mat4();class Vn extends mr{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(t),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,u=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=On;let f;if(p[0]=c.safeInv(u[3]-u[0])*c.MAX_INT,p[1]=c.safeInv(u[4]-u[1])*c.MAX_INT,p[2]=c.safeInv(u[5]-u[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(p[0]),e.snapPickCoordinateScale[1]=c.safeInv(p[1]),e.snapPickCoordinateScale[2]=c.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=kn;if(l){const e=c.transformPoint3(h,l,Nn);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=W(d,t,Qn),e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=d,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let g=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,g+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,g+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,g+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1),"edge"===e.snapMode?(a.indicesBuf.bind(),n.drawElementsInstanced(n.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind()):n.drawArraysInstanced(n.POINTS,0,a.positionsBuf.numItems,a.numInstances),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class Hn{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}eagerCreateRenders(){this._snapInitRenderer||(this._snapInitRenderer=new Un(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new Vn(this._scene))}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new In(this._scene)),this._colorRenderer}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Dn(this._scene)),this._silhouetteRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new Un(this._scene,!1)),this._snapInitRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new Vn(this._scene)),this._snapRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const jn={};const Gn=new Uint8Array(4),zn=new Float32Array(1),Wn=new Float32Array(3),Kn=new Float32Array(4);class Xn{constructor(e){this.model=e.model,this.material=e.material,this.sortId="LinesInstancingLayer",this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=jn[t];return i||(i=new Hn(e),jn[t]=i,i._compile(),e.on("compile",(()=>{i._compile()})),e.on("destroyed",(()=>{delete jn[t],i._destroy()}))),i}(e.model.scene),this._aabb=c.collapseAABB3(),this._state=new At({obb:c.OBB3(),numInstances:0,origin:null,geometry:e.geometry,positionsDecodeMatrix:e.geometry.positionsDecodeMatrix,positionsBuf:null,colorsBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=e.geometry.numIndices,this._colors=[],this._offsets=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=c.collapseAABB3(),this.aabbDirty=!0,e.origin&&(this._state.origin=c.vec3(e.origin)),this._finalized=!1,this.primitive=e.primitive}get aabb(){if(this.aabbDirty){c.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)c.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}createPortion(e,t){const i=t.color,s=t.opacity,r=t.meshMatrix;if(this._finalized)throw"Already finalized";const o=i[0],n=i[1],a=i[2];i[3],this._colors.push(o),this._colors.push(n),this._colors.push(a),this._colors.push(s),this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(r[0]),this._modelMatrixCol0.push(r[4]),this._modelMatrixCol0.push(r[8]),this._modelMatrixCol0.push(r[12]),this._modelMatrixCol1.push(r[1]),this._modelMatrixCol1.push(r[5]),this._modelMatrixCol1.push(r[9]),this._modelMatrixCol1.push(r[13]),this._modelMatrixCol2.push(r[2]),this._modelMatrixCol2.push(r[6]),this._modelMatrixCol2.push(r[10]),this._modelMatrixCol2.push(r[14]),this._state.numInstances++;const l=this._portions.length;return this._portions.push({}),this._numPortions++,this.model.numPortions++,this._meshes.push(e),l}finalize(){if(this._finalized)throw"Already finalized";const e=this.model.scene.canvas.gl,t=this._state,i=t.geometry,s=this._colors.length,r=s/4;if(s>0){let t=!1;this._state.colorsBuf=new je(e,e.ARRAY_BUFFER,new Uint8Array(this._colors),this._colors.length,4,e.DYNAMIC_DRAW,t),this._colors=[]}if(r>0){let t=!1;this._state.flagsBuf=new je(e,e.ARRAY_BUFFER,new Float32Array(r),r,1,e.DYNAMIC_DRAW,t)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){const t=!1;this._state.offsetsBuf=new je(e,e.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,e.DYNAMIC_DRAW,t),this._offsets=[]}if(i.colorsCompressed&&i.colorsCompressed.length>0){const s=new Uint8Array(i.colorsCompressed),r=!1;t.colorsBuf=new je(e,e.ARRAY_BUFFER,s,s.length,4,e.STATIC_DRAW,r)}if(i.positionsCompressed&&i.positionsCompressed.length>0){const s=!1;t.positionsBuf=new je(e,e.ARRAY_BUFFER,i.positionsCompressed,i.positionsCompressed.length,3,e.STATIC_DRAW,s),t.positionsDecodeMatrix=c.mat4(i.positionsDecodeMatrix)}if(i.indices&&i.indices.length>0&&(t.indicesBuf=new je(e,e.ELEMENT_ARRAY_BUFFER,new Uint32Array(i.indices),i.indices.length,1,e.STATIC_DRAW),t.numIndices=i.indices.length),this._modelMatrixCol0.length>0){const t=!1;this._state.modelMatrixCol0Buf=new je(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,e.STATIC_DRAW,t),this._state.modelMatrixCol1Buf=new je(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,e.STATIC_DRAW,t),this._state.modelMatrixCol2Buf=new je(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,e.STATIC_DRAW,t),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[]}this.model.scene.readableGeometryEnabled||(this._state.geometry=null),this._finalized=!0}initFlags(e,t,i){t&Y&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ie&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&te&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&se&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&$&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&re&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&q&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Z&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&Y?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&re?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&$?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&q?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&Z?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";Gn[0]=t[0],Gn[1]=t[1],Gn[2]=t[2],Gn[3]=t[3],this._state.colorsBuf.setData(Gn,4*e,4)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i){if(!this._finalized)throw"Not finalized";const s=!!(t&Y),r=!!(t&te),o=!!(t&ie),n=!!(t&se),a=!!(t&re),l=!!(t&q),A=!!(t&Z);let h,c;h=!s||A||r||o&&!this.model.scene.highlightMaterial.glowThrough||n&&!this.model.scene.selectedMaterial.glowThrough?hr.NOT_RENDERED:i?hr.COLOR_TRANSPARENT:hr.COLOR_OPAQUE,c=!s||A?hr.NOT_RENDERED:n?hr.SILHOUETTE_SELECTED:o?hr.SILHOUETTE_HIGHLIGHTED:r?hr.SILHOUETTE_XRAYED:hr.NOT_RENDERED;let u=0;u=!s||A?hr.NOT_RENDERED:n?hr.EDGES_SELECTED:o?hr.EDGES_HIGHLIGHTED:r?hr.EDGES_XRAYED:a?i?hr.EDGES_COLOR_TRANSPARENT:hr.EDGES_COLOR_OPAQUE:hr.NOT_RENDERED;let d=0;d|=h,d|=c<<4,d|=u<<8,d|=(s&&!A&&l?hr.PICK:hr.NOT_RENDERED)<<12,d|=(t&$?255:0)<<16,zn[0]=d,this._state.flagsBuf.setData(zn,e)}setOffset(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(Wn[0]=t[0],Wn[1]=t[1],Wn[2]=t[2],this._state.offsetsBuf.setData(Wn,3*e,3)):this.model.error("Entity#offset not enabled for this Viewer")}setMatrix(e,t){if(!this._finalized)throw"Not finalized";const i=4*e;Kn[0]=t[0],Kn[1]=t[4],Kn[2]=t[8],Kn[3]=t[12],this._state.modelMatrixCol0Buf.setData(Kn,i),Kn[0]=t[1],Kn[1]=t[5],Kn[2]=t[9],Kn[3]=t[13],this._state.modelMatrixCol1Buf.setData(Kn,i),Kn[0]=t[2],Kn[1]=t[6],Kn[2]=t[10],Kn[3]=t[14],this._state.modelMatrixCol2Buf.setData(Kn,i)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_XRAYED)}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_HIGHLIGHTED)}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_SELECTED)}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesXRayed(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,hr.PICK)}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,hr.PICK)}drawOcclusion(e,t){}drawShadow(e,t){}drawPickMesh(e,t){}drawPickDepths(e,t){}drawPickNormals(e,t){}destroy(){const e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.destroy()}}class Jn extends mr{_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;t.drawArrays(t.POINTS,0,i.positionsBuf.numItems),r&&s.drawArrays++}}class Yn extends Jn{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial,s=[];return s.push("#version 300 es"),s.push("// Points batching color vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),s.push("in vec4 color;"),s.push("in float flags;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),i.filterIntensity&&s.push("uniform vec2 intensityRange;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vColor;"),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),i.filterIntensity&&(s.push("float intensity = float(color.a) / 255.0;"),s.push("if (intensity < intensityRange[0] || intensity > intensityRange[1]) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {")),s.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, 1.0);"),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),i.filterIntensity&&s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batching color fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor = vColor;"),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}class Zn extends Jn{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batching silhouette vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),this._addMatricesUniformBlockLines(s),s.push("uniform vec4 color;"),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),s.push("if (silhouetteFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Points batching silhouette vertex shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r)for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");if(o.push("uniform vec4 color;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),e.pointsMaterial.roundPoints&&(o.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),o.push("  float r = dot(cxy, cxy);"),o.push("  if (r > 1.0) {"),o.push("       discard;"),o.push("  }")),r){for(o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("if (sectionPlaneActive"+i+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+i+".xyz, vWorldPosition.xyz - sectionPlanePos"+i+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > 0.0) { discard; }"),o.push("}")}return e.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("outColor = color;"),o.push("}"),o}}class qn extends Jn{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batching pick mesh vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 pickColor;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vPickColor;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("  } else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("      vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(s.push("      vWorldPosition = worldPosition;"),s.push("      vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("gl_PointSize += 10.0;"),s.push("  }"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batching pick mesh vertex shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vPickColor; "),s.push("}"),s}}class $n extends Jn{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batched pick depth vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vViewPosition;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("  } else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("      vWorldPosition = worldPosition;"),s.push("      vFlags = flags;")),s.push("vViewPosition = viewPosition;"),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("gl_PointSize += 10.0;"),s.push("  }"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batched pick depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("      if (sectionPlaneActive"+r+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}class ea extends Jn{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batching occlusion vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("  } else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("      vWorldPosition = worldPosition;"),s.push("      vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("  gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("  }"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batching occlusion fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),s.push("}"),s}}const ta=c.vec3(),ia=c.vec3(),sa=c.vec3(),ra=c.vec3(),oa=c.mat4();class na extends mr{drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,u=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=ta;let f,g;if(p[0]=c.safeInv(u[3]-u[0])*c.MAX_INT,p[1]=c.safeInv(u[4]-u[1])*c.MAX_INT,p[2]=c.safeInv(u[5]-u[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(p[0]),e.snapPickCoordinateScale[1]=c.safeInv(p[1]),e.snapPickCoordinateScale[2]=c.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=ia;if(l){const e=sa;c.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=W(d,t,oa),g=ra,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=d,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible),n.uniform1f(this._uPointSize,1);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),n.drawArrays(n.POINTS,0,a.positionsBuf.numItems)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler"),this._uPointSize=e.getLocation("pointSize")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float pointSize;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = pointSize;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outNormal = ivec4(1.0, 1.0, 1.0, 1.0);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const aa=c.vec3(),la=c.vec3(),Aa=c.vec3(),ha=c.vec3(),ca=c.mat4();class ua extends mr{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,u=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=aa;let f,g;if(p[0]=c.safeInv(u[3]-u[0])*c.MAX_INT,p[1]=c.safeInv(u[4]-u[1])*c.MAX_INT,p[2]=c.safeInv(u[5]-u[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(p[0]),e.snapPickCoordinateScale[1]=c.safeInv(p[1]),e.snapPickCoordinateScale[2]=c.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=la;if(l){const e=Aa;c.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=W(d,t,ca),g=ha,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=d,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),n.drawArrays(n.POINTS,0,a.positionsBuf.numItems)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;const i=[];return i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class da{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new Yn(this._scene)),this._colorRenderer}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Zn(this._scene)),this._silhouetteRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new qn(this._scene)),this._pickMeshRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new $n(this._scene)),this._pickDepthRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new ea(this._scene)),this._occlusionRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new na(this._scene,!1)),this._snapInitRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new ua(this._scene)),this._snapRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const pa={};class fa{constructor(e){this.model=e.model,this.sortId="PointsBatchingLayer",this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=pa[t];return i||(i=new da(e),pa[t]=i,i._compile(),e.on("compile",(()=>{i._compile()})),e.on("destroyed",(()=>{delete pa[t],i._destroy()}))),i}(e.model.scene);const t=e.maxGeometryBatchSize||5e6,i=function(){const e=[];return{append:function(t,i=1,s=1){e.push({data:t,times:i,denormalizeScale:s})},compileBuffer:function(t){let i=0;e.forEach((e=>{i+=e.times*e.data.length}));const s=new t(i);let r=0;return e.forEach((e=>{const t=e.data,i=e.denormalizeScale,o=s.subarray(r);if(1===i)o.set(t,0);else for(let e=0;e<t.length;++e)o[e]=t[e]*i;let n=t.length;const a=e.times*t.length;for(;n<a;){const e=Math.min(n,a-n);o.set(o.subarray(0,e),n),n+=e}r+=n})),s}}};this._buffer={maxVerts:t,positions:i(),colors:i(),pickColors:i(),vertsIndex:0},this._scratchMemory=e.scratchMemory,this._state=new At({positionsBuf:null,offsetsBuf:null,colorsBuf:null,flagsBuf:null,positionsDecodeMatrix:c.mat4(),origin:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=c.collapseAABB3(),this._portions=[],this._meshes=[],this._aabb=c.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,e.positionsDecodeMatrix?(this._state.positionsDecodeMatrix.set(e.positionsDecodeMatrix),this._preCompressedPositionsExpected=!0):this._preCompressedPositionsExpected=!1,e.origin&&(this._state.origin=c.vec3(e.origin))}get aabb(){if(this.aabbDirty){c.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)c.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e){if(this._finalized)throw"Already finalized";return this._buffer.vertsIndex+e/3<=this._buffer.maxVerts}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=this._buffer,s=this._preCompressedPositionsExpected?t.positionsCompressed:t.positions;if(!s)throw(this._preCompressedPositionsExpected?"positionsCompressed":"positions")+" expected";i.positions.append(s);const r=s.length/3,o=t.color,n=t.colorsCompressed,a=t.colors,l=t.pickColor;n?i.colors.append(n):a?i.colors.append(a,1,255):o&&i.colors.append([o[0],o[1],o[2],1],r),i.pickColors.append(l.slice(0,4),r),c.expandAABB3(this._modelAABB,t.aabb);const A=this._portions.length/2;return this._portions.push(this._buffer.vertsIndex),this._portions.push(r),this._buffer.vertsIndex+=r,this._numPortions++,this.model.numPortions++,this._meshes.push(e),A}finalize(){if(this._finalized)return;const e=this._state,t=this.model.scene.canvas.gl,i=this._buffer,s=(e,i,s)=>e.length>0?new je(t,t.ARRAY_BUFFER,e,e.length,i,s):null,r=this._preCompressedPositionsExpected?i.positions.compileBuffer(Uint16Array):io(i.positions.compileBuffer(Float32Array),this._modelAABB,e.positionsDecodeMatrix);e.positionsBuf=s(r,3,t.STATIC_DRAW),e.flagsBuf=s(new Float32Array(this._buffer.vertsIndex),1,t.DYNAMIC_DRAW),e.colorsBuf=s(i.colors.compileBuffer(Uint8Array),4,t.STATIC_DRAW),e.pickColorsBuf=s(i.pickColors.compileBuffer(Uint8Array),4,t.STATIC_DRAW),e.offsetsBuf=this.model.scene.entityOffsetsEnabled?s(new Float32Array(3*this._buffer.vertsIndex),3,t.DYNAMIC_DRAW):null,this._buffer=null,this._finalized=!0}initFlags(e,t,i){t&Y&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ie&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&te&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&se&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&$&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&q&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Z&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&Y?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized"}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&$?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&Z?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&q?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";const i=2*e,s=4*this._portions[i],r=4*this._portions[i+1],o=this._scratchMemory.getUInt8Array(r),n=t[0],a=t[1],l=t[2];for(let e=0;e<r;e+=4)o[e+0]=n,o[e+1]=a,o[e+2]=l;this._state.colorsBuf.setData(o,s,r)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i){if(!this._finalized)throw"Not finalized";const s=2*e,r=this._portions[s],o=this._portions[s+1],n=this._scratchMemory.getFloat32Array(o),a=!!(t&Y),l=!!(t&te),A=!!(t&ie),h=!!(t&se),c=!!(t&q),u=!!(t&Z);let d,p;d=!a||u||l||A&&!this.model.scene.highlightMaterial.glowThrough||h&&!this.model.scene.selectedMaterial.glowThrough?hr.NOT_RENDERED:i?hr.COLOR_TRANSPARENT:hr.COLOR_OPAQUE,p=!a||u?hr.NOT_RENDERED:h?hr.SILHOUETTE_SELECTED:A?hr.SILHOUETTE_HIGHLIGHTED:l?hr.SILHOUETTE_XRAYED:hr.NOT_RENDERED;let f=a&&!u&&c?hr.PICK:hr.NOT_RENDERED;const g=t&$?1:0;for(let e=0;e<o;e++){let t=0;t|=d,t|=p<<4,t|=f<<12,t|=g<<16,n[e]=t}this._state.flagsBuf.setData(n,r)}setOffset(e,t){if(!this._finalized)throw"Not finalized";if(!this.model.scene.entityOffsetsEnabled)return void this.model.error("Entity#offset not enabled for this Viewer");const i=2*e,s=3*this._portions[i],r=3*this._portions[i+1],o=this._scratchMemory.getFloat32Array(r),n=t[0],a=t[1],l=t[2];for(let e=0;e<r;e+=3)o[e+0]=n,o[e+1]=a,o[e+2]=l;this._state.offsetsBuf.setData(o,s,r)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_XRAYED)}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_HIGHLIGHTED)}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_SELECTED)}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawEdgesXRayed(e,t){}drawPickMesh(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,hr.PICK)}drawPickDepths(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,hr.PICK)}drawPickNormals(e,t){}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,hr.PICK)}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,hr.PICK)}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,hr.COLOR_OPAQUE)}drawShadow(e,t){}destroy(){const e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy()}}class ga extends mr{constructor(e,t){super(e,t,{instancing:!0})}_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;t.drawArraysInstanced(t.POINTS,0,i.positionsBuf.numItems,i.numInstances),r&&s.drawArrays++}}class ma extends ga{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing color vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),s.push("in vec4 color;"),s.push("in float flags;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),i.filterIntensity&&s.push("uniform vec2 intensityRange;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vColor;"),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),i.filterIntensity&&(s.push("float intensity = float(color.a) / 255.0;"),s.push("if (intensity < intensityRange[0] || intensity > intensityRange[1]) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {")),s.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),s.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, 1.0);"),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),i.filterIntensity&&s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing color fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor = vColor;"),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}class _a extends ga{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing silhouette vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 color;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),s.push("uniform vec4 silhouetteColor;"),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vColor;"),s.push("void main(void) {"),s.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),s.push("if (silhouetteFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("vColor = vec4(float(silhouetteColor.r) / 255.0, float(silhouetteColor.g) / 255.0, float(silhouetteColor.b) / 255.0, float(color.a) / 255.0);"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing silhouette fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class va extends ga{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing pick mesh vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 pickColor;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vPickColor;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("  vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(s.push("  vWorldPosition = worldPosition;"),s.push("  vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),s.push("gl_Position = remapClipPos(clipPos);"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing pick mesh fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vPickColor; "),s.push("}"),s}}class ba extends ga{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing pick depth vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vViewPosition;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("  vWorldPosition = worldPosition;"),s.push("  vFlags = flags;")),s.push("  vViewPosition = viewPosition;"),s.push("vec4 clipPos = projMatrix * viewPosition;"),s.push("gl_Position = remapClipPos(clipPos);"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing pick depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}class ya extends ga{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing occlusion vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in vec4 color;"),s.push("in float flags;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("  vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing occlusion vertex shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}class xa extends ga{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing depth vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Points instancing depth vertex shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r)for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");if(o.push("const float   packUpScale = 256. / 255.;"),o.push("const float   unpackDownscale = 255. / 256.;"),o.push("const vec3    packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4    unpackFactors = unpackDownscale / vec4( packFactors, 1. );"),o.push("const float   shiftRight8 = 1.0 / 256.;"),o.push("vec4 packDepthToRGBA( const in float v ) {"),o.push("    vec4 r = vec4( fract( v * packFactors ), v );"),o.push("    r.yzw -= r.xyz * shiftRight8;"),o.push("    return r * packUpScale;"),o.push("}"),o.push("out vec4 outColor;"),o.push("void main(void) {"),e.pointsMaterial.roundPoints&&(o.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),o.push("  float r = dot(cxy, cxy);"),o.push("  if (r > 1.0) {"),o.push("       discard;"),o.push("  }")),r){for(o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("if (sectionPlaneActive"+i+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+i+".xyz, vWorldPosition.xyz - sectionPlanePos"+i+".xyz), 0.0, 1000.0);"),o.push("}");o.push("if (dist > 0.0) { discard; }"),o.push("}")}return o.push("    outColor = packDepthToRGBA( gl_FragCoord.z); "),e.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}class Ba extends ga{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry shadow drawing vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),i.push("uniform float pointSize;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag     = int(flags) & 0xF;"),i.push("bool visible      = (colorFlag > 0);"),i.push("bool transparent  = ((float(color.a) / 255.0) < 1.0);"),i.push("if (!visible || transparent) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  gl_Position = shadowProjMatrix * viewPosition;"),i.push("}"),i.push("gl_PointSize = pointSize;"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry depth drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}const wa=c.vec3(),Pa=c.vec3(),Ca=c.vec3();c.vec3();const Ma=c.mat4();class Ea extends mr{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.canvas.gl,n=r.camera,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,u=t.aabb,d=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=wa;let f;if(p[0]=c.safeInv(u[3]-u[0])*c.MAX_INT,p[1]=c.safeInv(u[4]-u[1])*c.MAX_INT,p[2]=c.safeInv(u[5]-u[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(p[0]),e.snapPickCoordinateScale[1]=c.safeInv(p[1]),e.snapPickCoordinateScale[2]=c.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=Pa;if(l){const e=c.transformPoint3(h,l,Ca);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=W(d,t,Ma),e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=d,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,p),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);let g=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,g+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,g+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,g+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1)),o.drawArraysInstanced(o.POINTS,0,a.positionsBuf.numItems,a.numInstances),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outNormal = ivec4(1.0, 1.0, 1.0, 1.0);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Fa=c.vec3(),Ia=c.vec3(),Da=c.vec3();c.vec3();const Sa=c.mat4();class Ta extends mr{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(t),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,u=t.aabb,d=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=Fa;let f;if(p[0]=c.safeInv(u[3]-u[0])*c.MAX_INT,p[1]=c.safeInv(u[4]-u[1])*c.MAX_INT,p[2]=c.safeInv(u[5]-u[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(p[0]),e.snapPickCoordinateScale[1]=c.safeInv(p[1]),e.snapPickCoordinateScale[2]=c.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=Ia;if(l){const e=c.transformPoint3(h,l,Da);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=W(d,t,Sa),e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=d,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let g=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,g+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,g+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,g+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1),n.drawArraysInstanced(n.POINTS,0,a.positionsBuf.numItems,a.numInstances),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class Ra{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new ma(this._scene,!1)),this._colorRenderer}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new _a(this._scene)),this._silhouetteRenderer}get depthRenderer(){return this._depthRenderer||(this._depthRenderer=new xa(this._scene)),this._depthRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new va(this._scene)),this._pickMeshRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new ba(this._scene)),this._pickDepthRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new ya(this._scene)),this._occlusionRenderer}get shadowRenderer(){return this._shadowRenderer||(this._shadowRenderer=new Ba(this._scene)),this._shadowRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new Ea(this._scene,!1)),this._snapInitRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new Ta(this._scene)),this._snapRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const La={};const Ua=new Uint8Array(4),Oa=new Float32Array(1),ka=new Float32Array(3),Na=new Float32Array(4);class Qa{constructor(e){this.model=e.model,this.material=e.material,this.sortId="PointsInstancingLayer",this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=La[t];return i||(i=new Ra(e),La[t]=i,i._compile(),e.on("compile",(()=>{i._compile()})),e.on("destroyed",(()=>{delete La[t],i._destroy()}))),i}(e.model.scene),this._aabb=c.collapseAABB3(),this._state=new At({obb:c.OBB3(),numInstances:0,origin:e.origin?c.vec3(e.origin):null,geometry:e.geometry,positionsDecodeMatrix:e.geometry.positionsDecodeMatrix,colorsBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null,pickColorsBuf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=e.geometry.numIndices,this._pickColors=[],this._offsets=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=c.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,this.primitive=e.geometry.primitive}get aabb(){if(this.aabbDirty){c.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)c.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}createPortion(e,t){const i=t.meshMatrix,s=t.pickColor;if(this._finalized)throw"Already finalized";this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(i[0]),this._modelMatrixCol0.push(i[4]),this._modelMatrixCol0.push(i[8]),this._modelMatrixCol0.push(i[12]),this._modelMatrixCol1.push(i[1]),this._modelMatrixCol1.push(i[5]),this._modelMatrixCol1.push(i[9]),this._modelMatrixCol1.push(i[13]),this._modelMatrixCol2.push(i[2]),this._modelMatrixCol2.push(i[6]),this._modelMatrixCol2.push(i[10]),this._modelMatrixCol2.push(i[14]),this._pickColors.push(s[0]),this._pickColors.push(s[1]),this._pickColors.push(s[2]),this._pickColors.push(s[3]),this._state.numInstances++;const r=this._portions.length;return this._portions.push({}),this._numPortions++,this.model.numPortions++,this._meshes.push(e),r}finalize(){if(this._finalized)throw"Already finalized";const e=this.model.scene.canvas.gl,t=this._pickColors.length/4,i=this._state,s=i.geometry;if(t>0){let s=!1;i.flagsBuf=new je(e,e.ARRAY_BUFFER,new Float32Array(t),t,1,e.DYNAMIC_DRAW,s)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){const t=!1;i.offsetsBuf=new je(e,e.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,e.DYNAMIC_DRAW,t),this._offsets=[]}if(s.positionsCompressed&&s.positionsCompressed.length>0){const t=!1;i.positionsBuf=new je(e,e.ARRAY_BUFFER,s.positionsCompressed,s.positionsCompressed.length,3,e.STATIC_DRAW,t),i.positionsDecodeMatrix=c.mat4(s.positionsDecodeMatrix)}if(s.colorsCompressed&&s.colorsCompressed.length>0){const t=new Uint8Array(s.colorsCompressed),r=!1;i.colorsBuf=new je(e,e.ARRAY_BUFFER,t,t.length,4,e.STATIC_DRAW,r)}if(this._modelMatrixCol0.length>0){const t=!1;i.modelMatrixCol0Buf=new je(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,e.STATIC_DRAW,t),i.modelMatrixCol1Buf=new je(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,e.STATIC_DRAW,t),i.modelMatrixCol2Buf=new je(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,e.STATIC_DRAW,t),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[]}if(this._pickColors.length>0){const t=!1;i.pickColorsBuf=new je(e,e.ARRAY_BUFFER,new Uint8Array(this._pickColors),this._pickColors.length,4,e.STATIC_DRAW,t),this._pickColors=[]}i.geometry=null,this._finalized=!0}initFlags(e,t,i){t&Y&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ie&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&te&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&se&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&$&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&re&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&q&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Z&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&Y?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&re?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&$?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&q?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&Z?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";Ua[0]=t[0],Ua[1]=t[1],Ua[2]=t[2],this._state.colorsBuf.setData(Ua,3*e)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i){if(!this._finalized)throw"Not finalized";const s=!!(t&Y),r=!!(t&te),o=!!(t&ie),n=!!(t&se),a=!!(t&re),l=!!(t&q),A=!!(t&Z);let h,c;h=!s||A||r||o&&!this.model.scene.highlightMaterial.glowThrough||n&&!this.model.scene.selectedMaterial.glowThrough?hr.NOT_RENDERED:i?hr.COLOR_TRANSPARENT:hr.COLOR_OPAQUE,c=!s||A?hr.NOT_RENDERED:n?hr.SILHOUETTE_SELECTED:o?hr.SILHOUETTE_HIGHLIGHTED:r?hr.SILHOUETTE_XRAYED:hr.NOT_RENDERED;let u=0;u=!s||A?hr.NOT_RENDERED:n?hr.EDGES_SELECTED:o?hr.EDGES_HIGHLIGHTED:r?hr.EDGES_XRAYED:a?i?hr.EDGES_COLOR_TRANSPARENT:hr.EDGES_COLOR_OPAQUE:hr.NOT_RENDERED;let d=0;d|=h,d|=c<<4,d|=u<<8,d|=(s&&!A&&l?hr.PICK:hr.NOT_RENDERED)<<12,d|=(t&$?255:0)<<16,Oa[0]=d,this._state.flagsBuf.setData(Oa,e)}setOffset(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(ka[0]=t[0],ka[1]=t[1],ka[2]=t[2],this._state.offsetsBuf.setData(ka,3*e)):this.model.error("Entity#offset not enabled for this Viewer")}setMatrix(e,t){if(!this._finalized)throw"Not finalized";const i=4*e;Na[0]=t[0],Na[1]=t[4],Na[2]=t[8],Na[3]=t[12],this._state.modelMatrixCol0Buf.setData(Na,i),Na[0]=t[1],Na[1]=t[5],Na[2]=t[9],Na[3]=t[13],this._state.modelMatrixCol1Buf.setData(Na,i),Na[0]=t[2],Na[1]=t[6],Na[2]=t[10],Na[3]=t[14],this._state.modelMatrixCol2Buf.setData(Na,i)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_XRAYED)}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_HIGHLIGHTED)}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_SELECTED)}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawEdgesXRayed(e,t){}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,hr.COLOR_OPAQUE)}drawShadow(e,t){}drawPickMesh(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,hr.PICK)}drawPickDepths(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,hr.PICK)}drawPickNormals(e,t){}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,hr.PICK)}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,hr.PICK)}destroy(){const e=this._state;e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy()}}const Va=c.vec3(),Ha=c.vec3(),ja=c.mat4();class Ga{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:u}=o,d=r.viewMatrix;if(!this._program&&(this._allocate(),this.errors))return;let p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uPerObjectDecodeMatrix,this._uPerVertexPosition,this.uPerObjectColorAndFlags,this._uPerObjectMatrix);const f=0!==A[0]||0!==A[1]||0!==A[2],g=0!==h[0]||0!==h[1]||0!==h[2];if(f||g){const e=Va;if(f){const t=c.transformPoint3(u,A,Ha);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],p=W(d,e,ja)}else p=d;if(n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,p),n.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),n.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const m=s._sectionPlanesState.getNumAllocatedSectionPlanes(),_=s._sectionPlanesState.sectionPlanes.length;if(m>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,r=o.renderFlags;for(let t=0;t<m;t++){const s=this._uSectionPlanes[t];if(s)if(t<_){const a=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,a?1:0),a){const i=e[t];if(A){const e=J(i.dist,i.dir,A,Va,o.matrix);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,8),n.drawArrays(n.LINES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,16),n.drawArrays(n.LINES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,32),n.drawArrays(n.LINES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new He(t,this._buildShader()),this._program.errors)return this.errors=this._program.errors,void console.error(this.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uPerObjectDecodeMatrix="uPerObjectDecodeMatrix",this.uPerObjectColorAndFlags="uPerObjectColorAndFlags",this._uPerVertexPosition="uPerVertexPosition",this._uPerLineIndices="uPerLineIndices",this._uPerLineObject="uPerLineObject",this._uPerObjectMatrix="uPerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t.camera.project;if(s.bind(),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// LinesDataTextureColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled,i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uPerObjectDecodeMatrix;"),i.push("uniform highp sampler2D uPerObjectMatrix;"),i.push("uniform lowp usampler2D uPerObjectColorAndFlags;"),i.push("uniform mediump usampler2D uPerVertexPosition;"),i.push("uniform highp usampler2D uPerLineIndices;"),i.push("uniform mediump usampler2D uPerLineObject;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("  int lineIndex = gl_VertexID / 2;"),i.push("  int h_packed_object_id_index = (lineIndex >> 3) & 4095;"),i.push("  int v_packed_object_id_index = (lineIndex >> 3) >> 12;"),i.push("  int objectIndex = int(texelFetch(uPerLineObject, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("  ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("  uvec4 flags = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("  uvec4 flags2 = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("  if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("      return;"),i.push("  } else {"),i.push("      ivec4 packedVertexBase = ivec4(texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("      ivec4 packedLineIndexBaseOffset = ivec4(texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("      int lineIndexBaseOffset = (packedLineIndexBaseOffset.r << 24) + (packedLineIndexBaseOffset.g << 16) + (packedLineIndexBaseOffset.b << 8) + packedLineIndexBaseOffset.a;"),i.push("      int h_index = (lineIndex - lineIndexBaseOffset) & 4095;"),i.push("      int v_index = (lineIndex - lineIndexBaseOffset) >> 12;"),i.push("      ivec3 vertexIndices = ivec3(texelFetch(uPerLineIndices, ivec2(h_index, v_index), 0));"),i.push("      ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("      int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("      int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("      mat4 objectInstanceMatrix = mat4 (texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("      mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("      uvec4 flags = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("      uvec4 flags2 = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("      vec3 position = vec3(texelFetch(uPerVertexPosition, ivec2(indexPositionH, indexPositionV), 0));"),i.push("      uvec4 color = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("      if (color.a == 0u) {"),i.push("          gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("          return;"),i.push("      };"),i.push("      vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2.r;")),i.push("      vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("      vFragDepth = 1.0 + clipPos.w;"),i.push("      isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("      gl_Position = clipPos;"),i.push("      vec4 rgb = vec4(color.rgba);"),i.push("      vColor = vec4(float(rgb.r*0.5) / 255.0, float(rgb.g*0.5) / 255.0, float(rgb.b*0.5) / 255.0, float(rgb.a) / 255.0);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// LinesDataTextureColorRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("flat in uint vFlags2;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = vFlags2 > 0u;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { "),s.push("      discard;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor            = vColor;"),s.push("}"),s}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class za{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null)}eagerCreateRenders(){}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new Ga(this._scene,!1)),this._colorRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy()}}const Wa={};class Ka{constructor(){this.positionsCompressed=[],this.lenPositionsCompressed=0,this.indices8Bits=[],this.lenIndices8Bits=0,this.indices16Bits=[],this.lenIndices16Bits=0,this.indices32Bits=[],this.lenIndices32Bits=0,this.perObjectColors=[],this.perObjectPickColors=[],this.perObjectSolid=[],this.perObjectOffsets=[],this.perObjectPositionsDecodeMatrices=[],this.perObjectInstancePositioningMatrices=[],this.perObjectVertexBases=[],this.perObjectIndexBaseOffsets=[],this.perLineNumberPortionId8Bits=[],this.perLineNumberPortionId16Bits=[],this.perLineNumberPortionId32Bits=[]}}class Xa{constructor(){this.texturePerObjectColorsAndFlags=null,this.texturePerObjectOffsets=null,this.texturePerObjectInstanceMatrices=null,this.texturePerObjectPositionsDecodeMatrix=null,this.texturePerVertexIdCoordinates=null,this.texturePerLineIdPortionIds8Bits=null,this.texturePerLineIdPortionIds16Bits=null,this.texturePerLineIdPortionIds32Bits=null,this.texturePerLineIdIndices8Bits=null,this.texturePerLineIdIndices16Bits=null,this.texturePerLineIdIndices32Bits=null,this.textureModelMatrices=null}finalize(){this.indicesPerBitnessTextures={8:this.texturePerLineIdIndices8Bits,16:this.texturePerLineIdIndices16Bits,32:this.texturePerLineIdIndices32Bits},this.indicesPortionIdsPerBitnessTextures={8:this.texturePerLineIdPortionIds8Bits,16:this.texturePerLineIdPortionIds16Bits,32:this.texturePerLineIdPortionIds32Bits}}bindCommonTextures(e,t,i,s,r){this.texturePerObjectPositionsDecodeMatrix.bindTexture(e,t,1),this.texturePerVertexIdCoordinates.bindTexture(e,i,2),this.texturePerObjectColorsAndFlags.bindTexture(e,s,3),this.texturePerObjectInstanceMatrices.bindTexture(e,r,4)}bindLineIndicesTextures(e,t,i,s){this.indicesPortionIdsPerBitnessTextures[s].bindTexture(e,t,5),this.indicesPerBitnessTextures[s].bindTexture(e,i,6)}}class Ja{constructor(e,t,i,s,r=null){this._gl=e,this._texture=t,this._textureWidth=i,this._textureHeight=s,this._textureData=r}bindTexture(e,t,i){return e.bindTexture(t,this,i)}bind(e){return this._gl.activeTexture(this._gl["TEXTURE"+e]),this._gl.bindTexture(this._gl.TEXTURE_2D,this._texture),!0}unbind(e){}}const Ya={sizeDataColorsAndFlags:0,sizeDataPositionDecodeMatrices:0,sizeDataTextureOffsets:0,sizeDataTexturePositions:0,sizeDataTextureIndices:0,sizeDataTexturePortionIds:0,numberOfGeometries:0,numberOfPortions:0,numberOfLayers:0,numberOfTextures:0,totalLines:0,totalLines8Bits:0,totalLines16Bits:0,totalLines32Bits:0,cannotCreatePortion:{because10BitsObjectId:0,becauseTextureSize:0},overheadSizeAlignementIndices:0,overheadSizeAlignementEdgeIndices:0};window.printDataTextureRamStats=function(){console.log(JSON.stringify(Ya,null,4));let e=0;Object.keys(Ya).forEach((t=>{t.startsWith("size")&&(e+=Ya[t])})),console.log(`Total size ${e} bytes (${(e/1e3/1e3).toFixed(2)} MB)`),console.log(`Avg bytes / triangle: ${(e/Ya.totalLines).toFixed(2)}`);let t={};Object.keys(Ya).forEach((i=>{i.startsWith("size")&&(t[i]=`${(Ya[i]/e*100).toFixed(2)} % of total`)})),console.log(JSON.stringify({percentualRamUsage:t},null,4))};class Za{disableBindedTextureFiltering(e){e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE)}generateTextureForColorsAndFlags(e,t,i,s,r){const o=t.length;this.numPortions=o;const n=4096,a=Math.ceil(o/512);if(0===a)throw"texture height===0";const l=new Uint8Array(16384*a);Ya.sizeDataColorsAndFlags+=l.byteLength,Ya.numberOfTextures++;for(let e=0;e<o;e++)l.set(t[e],32*e+0),l.set(i[e],32*e+4),l.set([0,0,0,0],32*e+8),l.set([0,0,0,0],32*e+12),l.set([s[e]>>24&255,s[e]>>16&255,s[e]>>8&255,255&s[e]],32*e+16),l.set([r[e]>>24&255,r[e]>>16&255,r[e]>>8&255,255&r[e]],32*e+20);const A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA8UI,n,a),e.texSubImage2D(e.TEXTURE_2D,0,0,0,n,a,e.RGBA_INTEGER,e.UNSIGNED_BYTE,l,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,A,n,a,l)}generateTextureForObjectOffsets(e,t){const i=512,s=Math.ceil(t/i);if(0===s)throw"texture height===0";const r=new Float32Array(1536*s).fill(0);Ya.sizeDataTextureOffsets+=r.byteLength,Ya.numberOfTextures++;const o=e.createTexture();return e.bindTexture(e.TEXTURE_2D,o),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32F,i,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,i,s,e.RGB,e.FLOAT,r,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,o,i,s,r)}generateTextureForInstancingMatrices(e,t){const i=t.length;if(0===i)throw"num instance matrices===0";const s=2048,r=Math.ceil(i/512),o=new Float32Array(8192*r);Ya.numberOfTextures++;for(let e=0;e<t.length;e++)o.set(t[e],16*e);const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r,o)}generateTextureForPositionsDecodeMatrices(e,t){const i=t.length;if(0===i)throw"num decode+entity matrices===0";const s=2048,r=Math.ceil(i/512),o=new Float32Array(8192*r);Ya.sizeDataPositionDecodeMatrices+=o.byteLength,Ya.numberOfTextures++;for(let e=0;e<t.length;e++)o.set(t[e],16*e);const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r)}generateTextureFor8BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint8Array(s*r*3);Ya.sizeDataTextureIndices+=o.byteLength,Ya.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB8UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_BYTE,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r)}generateTextureFor16BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r*3);Ya.sizeDataTextureIndices+=o.byteLength,Ya.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_SHORT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r)}generateTextureFor32BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint32Array(s*r*3);Ya.sizeDataTextureIndices+=o.byteLength,Ya.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_INT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r)}generateTextureForPositions(e,t,i){const s=i/3,r=4096,o=Math.ceil(s/r);if(0===o)throw"texture height===0";const n=new Uint16Array(r*o*3);Ya.sizeDataTexturePositions+=n.byteLength,Ya.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];n.set(s,i),i+=s.length}const a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,r,o),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,o,e.RGB_INTEGER,e.UNSIGNED_SHORT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,a,r,o)}generateTextureForPackedPortionIds(e,t){if(0===t.length)return{texture:null,textureHeight:0};const i=t.length,s=4096,r=Math.ceil(i/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r);o.set(t,0),Ya.sizeDataTexturePortionIds+=o.byteLength,Ya.numberOfTextures++;const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.R16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RED_INTEGER,e.UNSIGNED_SHORT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r)}}const qa=new Zr,$a=qa.maxDataTextureHeight,el=new Float32Array(16),tl=new Uint8Array(4),il=new Float32Array(3);let sl=0;const rl=c.identityMat4();class ol{constructor(e,t){Ya.numberOfLayers++,this._layerNumber=sl++,this.sortId=`TriDTX-${this._layerNumber}`,this.layerIndex=t.layerIndex,this._renderers=function(e){const t=e.id;let i=Wa[t];return i||(i=new za(e),Wa[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(()=>{i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(()=>{delete Wa[t],i._destroy()}))),i}(e.scene),this.model=e,this._buffer=new Ka,this._dataTextureState=new Xa,this._dataTextureGenerator=new Za,this._state=new At({origin:c.vec3(t.origin),textureState:this._dataTextureState,numIndices8Bits:0,numIndices16Bits:0,numIndices32Bits:0,numVertices:0}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._subPortions=[],this._portionToSubPortionsMap=[],this._bucketGeometries={},this._meshes=[],this._aabb=c.collapseAABB3(),this.aabbDirty=!0,this._numUpdatesInFrame=0,this.primitive=t.primitive,this._finalized=!1}get aabb(){if(this.aabbDirty){c.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)c.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e){if(this._finalized)throw"Already finalized";const t=e.buckets.length;this._numPortions+t>65536&&Ya.cannotCreatePortion.because10BitsObjectId++;let i=this._numPortions+t<=65536;const s=void 0!==e.geometryId&&null!==e.geometryId?`${e.geometryId}#0`:`${e.id}#0`;if(!this._bucketGeometries[s]){const t=Math.max(this._state.numIndices8Bits,this._state.numIndices16Bits,this._state.numIndices32Bits);let s=0,r=0;e.buckets.forEach((e=>{s+=e.positionsCompressed.length/3,r+=e.indices.length/2})),(this._state.numVertices+s>4096*$a||t+r>4096*$a)&&Ya.cannotCreatePortion.becauseTextureSize++,i&&=this._state.numVertices+s<=4096*$a&&t+r<=4096*$a}return i}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=[];t.buckets.forEach(((e,s)=>{const r=void 0!==t.geometryId&&null!==t.geometryId?`${t.geometryId}#${s}`:`${t.id}#${s}`;let o=this._bucketGeometries[r];o||(o=this._createBucketGeometry(t,e),this._bucketGeometries[r]=o);const n=this._createSubPortion(t,o,e);i.push(n)}));const s=this._portionToSubPortionsMap.length;return this._portionToSubPortionsMap.push(i),this.model.numPortions++,this._meshes.push(e),s}_createBucketGeometry(e,t){if(t.indices){const e=8*Math.ceil(t.indices.length/2/8)*2;Ya.overheadSizeAlignementIndices+=2*(e-t.indices.length);const i=new Uint32Array(e);i.fill(0),i.set(t.indices),t.indices=i}const i=t.positionsCompressed,s=t.indices,r=this._buffer;r.positionsCompressed.push(i);const o=r.lenPositionsCompressed/3,n=i.length/3;let a;r.lenPositionsCompressed+=i.length;let l=0;if(s){let e;l=s.length/2,n<=256?(e=r.indices8Bits,a=r.lenIndices8Bits/2,r.lenIndices8Bits+=s.length):n<=65536?(e=r.indices16Bits,a=r.lenIndices16Bits/2,r.lenIndices16Bits+=s.length):(e=r.indices32Bits,a=r.lenIndices32Bits/2,r.lenIndices32Bits+=s.length),e.push(s)}this._state.numVertices+=n,Ya.numberOfGeometries++;return{vertexBase:o,numVertices:n,numLines:l,indicesBase:a}}_createSubPortion(e,t){const i=e.color,s=e.colors,r=e.opacity,o=e.meshMatrix,n=e.pickColor,a=this._buffer,l=this._state;a.perObjectPositionsDecodeMatrices.push(e.positionsDecodeMatrix),a.perObjectInstancePositioningMatrices.push(o||rl),a.perObjectSolid.push(!!e.solid),s?a.perObjectColors.push([255*s[0],255*s[1],255*s[2],255]):i&&a.perObjectColors.push([i[0],i[1],i[2],r]),a.perObjectPickColors.push(n),a.perObjectVertexBases.push(t.vertexBase);{let e;e=t.numVertices<=256?l.numIndices8Bits:t.numVertices<=65536?l.numIndices16Bits:l.numIndices32Bits,a.perObjectIndexBaseOffsets.push(e/2-t.indicesBase)}const A=this._subPortions.length;if(t.numLines>0){let e,i=2*t.numLines;t.numVertices<=256?(e=a.perLineNumberPortionId8Bits,l.numIndices8Bits+=i,Ya.totalLines8Bits+=t.numLines):t.numVertices<=65536?(e=a.perLineNumberPortionId16Bits,l.numIndices16Bits+=i,Ya.totalLines16Bits+=t.numLines):(e=a.perLineNumberPortionId32Bits,l.numIndices32Bits+=i,Ya.totalLines32Bits+=t.numLines),Ya.totalLines+=t.numLines;for(let i=0;i<t.numLines;i+=8)e.push(A)}return this._subPortions.push({numVertices:t.numLines}),this._numPortions++,Ya.numberOfPortions++,A}finalize(){if(this._finalized)return;const e=this._state,t=this._dataTextureState,i=this.model.scene.canvas.gl,s=this._buffer;e.gl=i,t.texturePerObjectColorsAndFlags=this._dataTextureGenerator.generateTextureForColorsAndFlags(i,s.perObjectColors,s.perObjectPickColors,s.perObjectVertexBases,s.perObjectIndexBaseOffsets,s.perObjectSolid),t.texturePerObjectInstanceMatrices=this._dataTextureGenerator.generateTextureForInstancingMatrices(i,s.perObjectInstancePositioningMatrices),t.texturePerObjectPositionsDecodeMatrix=this._dataTextureGenerator.generateTextureForPositionsDecodeMatrices(i,s.perObjectPositionsDecodeMatrices),t.texturePerVertexIdCoordinates=this._dataTextureGenerator.generateTextureForPositions(i,s.positionsCompressed,s.lenPositionsCompressed),t.texturePerLineIdPortionIds8Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(i,s.perLineNumberPortionId8Bits),t.texturePerLineIdPortionIds16Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(i,s.perLineNumberPortionId16Bits),t.texturePerLineIdPortionIds32Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(i,s.perLineNumberPortionId32Bits),s.lenIndices8Bits>0&&(t.texturePerLineIdIndices8Bits=this._dataTextureGenerator.generateTextureFor8BitIndices(i,s.indices8Bits,s.lenIndices8Bits)),s.lenIndices16Bits>0&&(t.texturePerLineIdIndices16Bits=this._dataTextureGenerator.generateTextureFor16BitIndices(i,s.indices16Bits,s.lenIndices16Bits)),s.lenIndices32Bits>0&&(t.texturePerLineIdIndices32Bits=this._dataTextureGenerator.generateTextureFor32BitIndices(i,s.indices32Bits,s.lenIndices32Bits)),t.finalize(),this._buffer=null,this._bucketGeometries={},this._finalized=!0,this._deferredSetFlagsDirty=!1,this._onSceneRendering=this.model.scene.on("rendering",(()=>{this._deferredSetFlagsDirty&&this._uploadDeferredFlags(),this._numUpdatesInFrame=0}))}initFlags(e,t,i){t&Y&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ie&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&te&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&se&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&$&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&q&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Z&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,true),this._setFlags2(e,t,true)}flushInitFlags(){this._setDeferredFlags(),this._setDeferredFlags2()}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&Y?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&$?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags2(e,t)}_beginDeferredFlags(){this._deferredSetFlagsActive=!0}_uploadDeferredFlags(){if(this._deferredSetFlagsActive=!1,!this._deferredSetFlagsDirty)return;this._deferredSetFlagsDirty=!1;const e=this.model.scene.canvas.gl,t=this._dataTextureState;e.bindTexture(e.TEXTURE_2D,t.texturePerObjectColorsAndFlags._texture),e.texSubImage2D(e.TEXTURE_2D,0,0,0,t.texturePerObjectColorsAndFlags._textureWidth,t.texturePerObjectColorsAndFlags._textureHeight,e.RGBA_INTEGER,e.UNSIGNED_BYTE,t.texturePerObjectColorsAndFlags._textureData)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&Z?(this._numCulledLayerPortions+=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions-=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&q?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetColor(i[e],t)}_subPortionSetColor(e,t){if(!this._finalized)throw"Not finalized";const i=this._dataTextureState,s=this.model.scene.canvas.gl;tl[0]=t[0],tl[1]=t[1],tl[2]=t[2],tl[3]=t[3],i.texturePerObjectColorsAndFlags._textureData.set(tl,32*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectColorsAndFlags._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*8,Math.floor(e/512),1,1,s.RGBA_INTEGER,s.UNSIGNED_BYTE,tl))}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i,s=!1){const r=this._portionToSubPortionsMap[e];for(let e=0,o=r.length;e<o;e++)this._subPortionSetFlags(r[e],t,i,s)}_subPortionSetFlags(e,t,i,s=!1){if(!this._finalized)throw"Not finalized";const r=!!(t&Y),o=!!(t&te),n=!!(t&Z);let a,l;a=!r||n||o?hr.NOT_RENDERED:i?hr.COLOR_TRANSPARENT:hr.COLOR_OPAQUE,l=!r||n?hr.NOT_RENDERED:!!(t&se)?hr.SILHOUETTE_SELECTED:!!(t&ie)?hr.SILHOUETTE_HIGHLIGHTED:o?hr.SILHOUETTE_XRAYED:hr.NOT_RENDERED;let A=r&&!n&&!!(t&q)?hr.PICK:hr.NOT_RENDERED;const h=this._dataTextureState,c=this.model.scene.canvas.gl;tl[0]=a,tl[1]=l,tl[3]=A,h.texturePerObjectColorsAndFlags._textureData.set(tl,32*e+8),this._deferredSetFlagsActive||s?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),c.bindTexture(c.TEXTURE_2D,h.texturePerObjectColorsAndFlags._texture),c.texSubImage2D(c.TEXTURE_2D,0,e%512*8+2,Math.floor(e/512),1,1,c.RGBA_INTEGER,c.UNSIGNED_BYTE,tl))}_setDeferredFlags(){}_setFlags2(e,t,i=!1){const s=this._portionToSubPortionsMap[e];for(let e=0,r=s.length;e<r;e++)this._subPortionSetFlags2(s[e],t,i)}_subPortionSetFlags2(e,t,i=!1){if(!this._finalized)throw"Not finalized";const s=t&$?255:0,r=this._dataTextureState,o=this.model.scene.canvas.gl;tl[0]=s,tl[1]=0,tl[2]=1,tl[3]=2,r.texturePerObjectColorsAndFlags._textureData.set(tl,32*e+12),this._deferredSetFlagsActive||i?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),o.bindTexture(o.TEXTURE_2D,r.texturePerObjectColorsAndFlags._texture),o.texSubImage2D(o.TEXTURE_2D,0,e%512*8+3,Math.floor(e/512),1,1,o.RGBA_INTEGER,o.UNSIGNED_BYTE,tl))}_setDeferredFlags2(){}setOffset(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetOffset(i[e],t)}_subPortionSetOffset(e,t){if(!this._finalized)throw"Not finalized";const i=this._dataTextureState,s=this.model.scene.canvas.gl;il[0]=t[0],il[1]=t[1],il[2]=t[2],i.texturePerObjectOffsets._textureData.set(il,3*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectOffsets._texture),s.texSubImage2D(s.TEXTURE_2D,0,0,e,1,1,s.RGB,s.FLOAT,il))}setMatrix(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetMatrix(i[e],t)}_subPortionSetMatrix(e,t){if(!this._finalized)throw"Not finalized";const i=this._dataTextureState,s=this.model.scene.canvas.gl;el.set(t),i.texturePerObjectInstanceMatrices._textureData.set(el,16*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectInstanceMatrices._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*4,Math.floor(e/512),4,1,s.RGBA,s.FLOAT,el))}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){}drawSilhouetteHighlighted(e,t){}drawSilhouetteSelected(e,t){}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawEdgesXRayed(e,t){}drawOcclusion(e,t){}drawShadow(e,t){}setPickMatrices(e,t){}drawPickMesh(e,t){}drawPickDepths(e,t){}drawSnapInit(e,t){}drawSnap(e,t){}drawPickNormals(e,t){}destroy(){if(this._destroyed)return;const e=this._state;this.model.scene.off(this._onSceneRendering),e.destroy(),this._destroyed=!0}}const nl=c.vec3(),al=c.vec3(),ll=c.vec3();c.vec3();const Al=c.vec4(),hl=c.mat4();class cl{constructor(e,t){this._scene=e,this._withSAO=t,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:u}=o;if(!this._program&&(this._allocate(),this.errors))return;let d,p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const f=0!==A[0]||0!==A[1]||0!==A[2],g=0!==h[0]||0!==h[1]||0!==h[2];if(f||g){const e=nl;if(f){const t=c.transformPoint3(u,A,al);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],d=W(r.viewMatrix,e,hl),p=ll,p[0]=r.eye[0]-e[0],p[1]=r.eye[1]-e[1],p[2]=r.eye[2]-e[2]}else d=r.viewMatrix,p=r.eye;if(n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,d),n.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),n.uniform3fv(this._uCameraEyeRtc,p),n.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const m=s._sectionPlanesState.getNumAllocatedSectionPlanes(),_=s._sectionPlanesState.sectionPlanes.length;if(m>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,r=o.renderFlags;for(let t=0;t<m;t++){const s=this._uSectionPlanes[t];if(s)if(t<_){const a=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,a?1:0),a){const i=e[t];if(A){const e=J(i.dist,i.dir,A,nl,o.matrix);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl,i=e._lightsState;if(this._program=new He(t,this._buildShader()),this._program.errors)return this.errors=this._program.errors,void console.error(this.errors);const s=this._program;this._uRenderPass=s.getLocation("renderPass"),this._uLightAmbient=s.getLocation("lightAmbient"),this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];const r=i.lights;let o;for(let e=0,t=r.length;e<t;e++)switch(o=r[e],o.type){case"dir":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=null,this._uLightDir[e]=s.getLocation("lightDir"+e);break;case"point":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=s.getLocation("lightPos"+e),this._uLightDir[e]=null,this._uLightAttenuation[e]=s.getLocation("lightAttenuation"+e);break;case"spot":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=s.getLocation("lightPos"+e),this._uLightDir[e]=s.getLocation("lightDir"+e),this._uLightAttenuation[e]=s.getLocation("lightAttenuation"+e)}this._uSceneModelMatrix=s.getLocation("sceneModelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,i=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<i;t++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+t),pos:s.getLocation("sectionPlanePos"+t),dir:s.getLocation("sectionPlaneDir"+t)});this._withSAO&&(this._uOcclusionTexture="uOcclusionTexture",this._uSAOParams=s.getLocation("uSAOParams")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=s.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t._lightsState.lights,o=t.camera.project;s.bind(),this._uLightAmbient&&i.uniform4fv(this._uLightAmbient,t._lightsState.getAmbientColorAndIntensity());for(let e=0,t=r.length;e<t;e++){const t=r[e];this._uLightColor[e]&&i.uniform4f(this._uLightColor[e],t.color[0],t.color[1],t.color[2],t.intensity),this._uLightPos[e]&&(i.uniform3fv(this._uLightPos[e],t.pos),this._uLightAttenuation[e]&&i.uniform1f(this._uLightAttenuation[e],t.attenuation)),this._uLightDir[e]&&i.uniform3fv(this._uLightDir[e],t.dir)}if(this._withSAO){const s=t.sao;if(s.possible){const t=i.drawingBufferWidth,r=i.drawingBufferHeight;Al[0]=t,Al[1]=r,Al[2]=s.blendCutoff,Al[3]=s.blendFactor,i.uniform4fv(this._uSAOParams,Al),this._program.bindTexture(this._uOcclusionTexture,e.occlusionTexture,10)}}if(t.logarithmicDepthBufferEnabled){const e=2/(Math.log(o.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0;let r;const o=[];o.push("#version 300 es"),o.push("// TrianglesDataTextureColorRenderer vertex shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("precision highp usampler2D;"),o.push("precision highp isampler2D;"),o.push("precision highp sampler2D;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("precision mediump usampler2D;"),o.push("precision mediump isampler2D;"),o.push("precision mediump sampler2D;"),o.push("#endif"),o.push("uniform int renderPass;"),o.push("uniform mat4 sceneModelMatrix;"),o.push("uniform mat4 viewMatrix;"),o.push("uniform mat4 projMatrix;"),o.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),o.push("uniform highp sampler2D uTexturePerObjectMatrix;"),o.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),o.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),o.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),o.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),o.push("uniform vec3 uCameraEyeRtc;"),o.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("out float isPerspective;")),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("uniform vec4 lightAmbient;");for(let e=0,t=i.lights.length;e<t;e++)r=i.lights[e],"ambient"!==r.type&&(o.push("uniform vec4 lightColor"+e+";"),"dir"===r.type&&o.push("uniform vec3 lightDir"+e+";"),"point"===r.type&&o.push("uniform vec3 lightPos"+e+";"),"spot"===r.type&&(o.push("uniform vec3 lightPos"+e+";"),o.push("uniform vec3 lightDir"+e+";")));s&&(o.push("out vec4 vWorldPosition;"),o.push("flat out uint vFlags2;")),o.push("out vec4 vColor;"),o.push("void main(void) {"),o.push("int polygonIndex = gl_VertexID / 3;"),o.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),o.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),o.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),o.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),o.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),o.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),o.push("if (int(flags.x) != renderPass) {"),o.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),o.push("   return;"),o.push("} else {"),o.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),o.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),o.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),o.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),o.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),o.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),o.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),o.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),o.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),o.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),o.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),o.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),o.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),o.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),o.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),o.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),o.push("if (color.a == 0u) {"),o.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),o.push("   return;"),o.push("};"),o.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),o.push("vec3 position;"),o.push("position = positions[gl_VertexID % 3];"),o.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),o.push("if (solid != 1u) {"),o.push("if (isPerspectiveMatrix(projMatrix)) {"),o.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),o.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),o.push("position = positions[2 - (gl_VertexID % 3)];"),o.push("viewNormal = -viewNormal;"),o.push("}"),o.push("} else {"),o.push("if (viewNormal.z < 0.0) {"),o.push("position = positions[2 - (gl_VertexID % 3)];"),o.push("viewNormal = -viewNormal;"),o.push("}"),o.push("}"),o.push("}"),o.push("vec4 worldPosition = sceneModelMatrix * ((objectDecodeAndInstanceMatrix * vec4(position, 1.0))); "),o.push("vec4 viewPosition = viewMatrix * worldPosition; "),o.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),o.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),o.push("float lambertian = 1.0;");for(let e=0,t=i.lights.length;e<t;e++)if(r=i.lights[e],"ambient"!==r.type){if("dir"===r.type)"view"===r.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===r.type)"view"===r.space?o.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):o.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==r.type)continue;"view"===r.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}o.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),o.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}return o.push("vec3 rgb = vec3(color.rgb) / 255.0;"),o.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),o.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(o.push("vWorldPosition = worldPosition;"),o.push("vFlags2 = flags2.r;")),o.push("gl_Position = clipPos;"),o.push("}"),o.push("}"),o}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// TrianglesDataTextureColorRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),i){s.push("in vec4 vWorldPosition;"),s.push("flat in uint vFlags2;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = vFlags2 > 0u;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { "),s.push("      discard;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor            = vec4(vColor.rgb * ambient, 1.0);")):s.push("   outColor            = vColor;"),s.push("}"),s}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const ul=new Float32Array([1,1,1]),dl=c.vec3(),pl=c.vec3(),fl=c.vec3();c.vec3();const gl=c.mat4();class ml{constructor(e,t){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:u}=o,d=r.viewMatrix;if(!this._program&&(this._allocate(),this.errors))return;let p,f;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),A||0!==h[0]||0!==h[1]||0!==h[2]){const e=dl;if(A){const t=pl;c.transformPoint3(u,A,t),e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],p=W(d,e,gl),f=fl,f[0]=r.eye[0]-e[0],f[1]=r.eye[1]-e[1],f[2]=r.eye[2]-e[2]}else p=d,f=r.eye;if(n.uniform3fv(this._uCameraEyeRtc,f),n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uWorldMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,p),n.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),i===hr.SILHOUETTE_XRAYED){const e=s.xrayMaterial._state,t=e.fillColor,i=e.fillAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else if(i===hr.SILHOUETTE_HIGHLIGHTED){const e=s.highlightMaterial._state,t=e.fillColor,i=e.fillAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else if(i===hr.SILHOUETTE_SELECTED){const e=s.selectedMaterial._state,t=e.fillColor,i=e.fillAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else n.uniform4fv(this._uColor,ul);if(s.logarithmicDepthBufferEnabled){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const g=s._sectionPlanesState.getNumAllocatedSectionPlanes(),m=s._sectionPlanesState.sectionPlanes.length;if(g>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*m,r=o.renderFlags;for(let t=0;t<g;t++){const s=this._uSectionPlanes[t];if(s)if(t<m){const a=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,a?1:0),a){const i=e[t];if(A){const e=J(i.dist,i.dir,A,dl,o.matrix);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new He(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uColor=i.getLocation("color"),this._uWorldMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=t.camera.project;if(this._program.bind(),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture silhouette vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.y) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix *  (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture draw fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("uniform vec4 color;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    outColor = color;"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const _l=new Float32Array([0,0,0,1]),vl=c.vec3(),bl=c.vec3();c.vec3();const yl=c.mat4();class xl{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:u}=s,d=o.viewMatrix;if(!this._program&&(this._allocate(t),this.errors))return;let p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const f=0!==A[0]||0!==A[1]||0!==A[2],g=0!==h[0]||0!==h[1]||0!==h[2];if(f||g){const e=vl;if(f){const t=c.transformPoint3(u,A,bl);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],p=W(d,e,yl)}else p=d;if(n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,p),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix),i===hr.EDGES_XRAYED){const e=r.xrayMaterial._state,t=e.edgeColor,i=e.edgeAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else if(i===hr.EDGES_HIGHLIGHTED){const e=r.highlightMaterial._state,t=e.edgeColor,i=e.edgeAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else if(i===hr.EDGES_SELECTED){const e=r.selectedMaterial._state,t=e.edgeColor,i=e.edgeAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else n.uniform4fv(this._uColor,_l);const m=r._sectionPlanesState.getNumAllocatedSectionPlanes(),_=r._sectionPlanesState.sectionPlanes.length;if(m>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,o=s.renderFlags;for(let t=0;t<m;t++){const r=this._uSectionPlanes[t];if(r)if(t<_){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=J(i.dist,i.dir,A,vl,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),n.drawArrays(n.LINES,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),n.drawArrays(n.LINES,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),n.drawArrays(n.LINES,0,a.numEdgeIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new He(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uColor=i.getLocation("color"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uWorldMatrix=i.getLocation("worldMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix"}_bindProgram(){const e=this._scene,t=e.canvas.gl,i=this._program,s=e.camera.project;if(i.bind(),e.logarithmicDepthBufferEnabled){const e=2/(Math.log(s.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// DTXTrianglesEdgesRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),i.push("uniform vec4 color;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.z) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("mat4 matrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// DTXTrianglesEdgesRenderer fragment shader"),e.logarithmicDepthBufferEnabled&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in vec4 vColor;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { discard; }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outColor            = vColor;"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Bl=c.vec3(),wl=c.vec3(),Pl=c.mat4();class Cl{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:u}=s,d=o.viewMatrix;if(!this._program&&(this._allocate(),this.errors))return;let p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const f=0!==A[0]||0!==A[1]||0!==A[2],g=0!==h[0]||0!==h[1]||0!==h[2];if(f||g){const e=Bl;if(f){const t=c.transformPoint3(u,A,wl);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],p=W(d,e,Pl)}else p=d;n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,p),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix);const m=r._sectionPlanesState.getNumAllocatedSectionPlanes(),_=r._sectionPlanesState.sectionPlanes.length;if(m>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,o=s.renderFlags;for(let t=0;t<m;t++){const r=this._uSectionPlanes[t];if(r)if(t<_){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=J(i.dist,i.dir,A,Bl,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),n.drawArrays(n.LINES,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),n.drawArrays(n.LINES,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),n.drawArrays(n.LINES,0,a.numEdgeIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new He(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix"}_bindProgram(){const e=this._scene,t=e.canvas.gl,i=this._program,s=e.camera.project;if(i.bind(),e.logarithmicDepthBufferEnabled){const e=2/(Math.log(s.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesDataTextureEdgesColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled,i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uObjectPerObjectOffsets;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.z) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vec4 rgb = vec4(color.rgba);"),i.push("vColor = vec4(float(rgb.r*0.5) / 255.0, float(rgb.g*0.5) / 255.0, float(rgb.b*0.5) / 255.0, float(rgb.a) / 255.0);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTextureEdgesColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in vec4 vColor;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { discard; }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outColor            = vColor;"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Ml=c.vec3(),El=c.vec3(),Fl=c.vec3(),Il=c.mat4();class Dl{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){if(!this._program&&(this._allocate(t),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e));const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:u}=s,d=e.pickViewMatrix||o.viewMatrix,p=e.pickProjMatrix||o.projMatrix,f=e.pickOrigin||o.eye,g=e.pickProjMatrix?e.pickZFar:o.project.far;let m,_;l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const v=0!==A[0]||0!==A[1]||0!==A[2],b=0!==h[0]||0!==h[1]||0!==h[2];if(v||b){const e=Ml;if(v){const t=c.transformPoint3(u,A,El);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],m=W(d,e,Il),_=Fl,_[0]=f[0]-e[0],_[1]=f[1]-e[1],_[2]=f[2]-e[2]}else m=d,_=f;if(n.uniform2fv(this._uPickClipPos,e.pickClipPos),n.uniform2f(this._uDrawingBufferSize,n.drawingBufferWidth,n.drawingBufferHeight),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,m),n.uniformMatrix4fv(this._uProjMatrix,!1,p),n.uniform3fv(this._uCameraEyeRtc,_),n.uniform1i(this._uRenderPass,i),r.logarithmicDepthBufferEnabled){const e=2/(Math.log(g+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,e)}const y=r._sectionPlanesState.getNumAllocatedSectionPlanes(),x=r._sectionPlanesState.sectionPlanes.length;if(y>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*x,o=s.renderFlags;for(let t=0;t<y;t++){const r=this._uSectionPlanes[t];if(r)if(t<x){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=J(i.dist,i.dir,A,Ml,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new He(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene.canvas.gl;this._program.bind(),t.uniform1i(this._uPickInvisible,e.pickInvisible)}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry picking vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform bool pickInvisible;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("smooth out vec4 vWorldPosition;"),i.push("flat out uvec4 vFlags2;")),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("vPickColor = vec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+1, objectIndexCoords.y), 0)) / 255.0;"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry picking fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uvec4 vFlags2;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in vec4 vPickColor;"),i.push("out vec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2.x) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outPickColor = vPickColor; "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Sl=c.vec3(),Tl=c.vec3(),Rl=c.vec3();c.vec3();const Ll=c.mat4();class Ul{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:u}=s,d=e.pickViewMatrix||o.viewMatrix,p=e.pickProjMatrix||o.projMatrix,f=e.pickOrigin||o.eye,g=e.pickProjMatrix?e.pickZFar:o.project.far;let m,_;if(this._program||this._allocate(),e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),A||0!==h[0]||0!==h[1]||0!==h[2]){const t=Sl;if(A){const e=Tl;c.transformPoint3(u,A,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=h[0],t[1]+=h[1],t[2]+=h[2],m=W(d,t,Ll),_=Rl,_[0]=f[0]-t[0],_[1]=f[1]-t[1],_[2]=f[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else m=d,_=f,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;if(n.uniform3fv(this._uCameraEyeRtc,_),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible),n.uniform2fv(this._uPickClipPos,e.pickClipPos),n.uniform2f(this._uDrawingBufferSize,n.drawingBufferWidth,n.drawingBufferHeight),n.uniform1f(this._uPickZNear,e.pickZNear),n.uniform1f(this._uPickZFar,e.pickZFar),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,m),n.uniformMatrix4fv(this._uProjMatrix,!1,p),r.logarithmicDepthBufferEnabled){const e=2/(Math.log(g+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,e)}const v=r._sectionPlanesState.getNumAllocatedSectionPlanes(),b=r._sectionPlanesState.sectionPlanes.length;if(v>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*b,o=s.renderFlags;for(let t=0;t<v;t++){const r=this._uSectionPlanes[t];if(r)if(t<b){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=J(i.dist,i.dir,A,Sl,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new He(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._uPickZNear=i.getLocation("pickZNear"),this._uPickZFar=i.getLocation("pickZFar"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(){this._program.bind()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform bool pickInvisible;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2.r;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),i.push("uniform float pickZNear;"),i.push("uniform float pickZFar;"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in vec4 vViewPosition;"),i.push("vec4 packDepth(const in float depth) {"),i.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),i.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),i.push("  vec4 res = fract(depth * bitShift);"),i.push("  res -= res.xxyz * bitMask;"),i.push("  return res;"),i.push("}"),i.push("out vec4 outPackedDepth;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),i.push("    outPackedDepth = packDepth(zNormalizedDepth); "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Ol=c.vec3(),kl=c.vec3(),Nl=c.vec3(),Ql=c.vec3();c.vec3();const Vl=c.mat4();class Hl{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:u}=s,d=t.aabb,p=e.pickViewMatrix||o.viewMatrix,f=Ol;let g,m;f[0]=c.safeInv(d[3]-d[0])*c.MAX_INT,f[1]=c.safeInv(d[4]-d[1])*c.MAX_INT,f[2]=c.safeInv(d[5]-d[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(f[0]),e.snapPickCoordinateScale[1]=c.safeInv(f[1]),e.snapPickCoordinateScale[2]=c.safeInv(f[2]),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const _=0!==A[0]||0!==A[1]||0!==A[2],v=0!==h[0]||0!==h[1]||0!==h[2];if(_||v){const t=kl;if(_){const e=c.transformPoint3(u,A,Nl);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=h[0],t[1]+=h[1],t[2]+=h[2],g=W(p,t,Vl),m=Ql,m[0]=o.eye[0]-t[0],m[1]=o.eye[1]-t[1],m[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,m=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,m),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,g),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const b=r._sectionPlanesState.getNumAllocatedSectionPlanes(),y=r._sectionPlanesState.sectionPlanes.length;if(b>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*y,o=s.renderFlags;for(let t=0;t<b;t++){const r=this._uSectionPlanes[t];if(r)if(t<y){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=J(i.dist,i.dir,A,Ol,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}const x="edge"===e.snapMode?n.LINES:n.POINTS;a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),n.drawArrays(x,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),n.drawArrays(x,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),n.drawArrays(x,0,a.numEdgeIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new He(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._uLogDepthBufFC=i.getLocation("logDepthBufFC"),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTextureModelMatrices="uTextureModelMatrices",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc"),this.uVectorA=i.getLocation("uSnapVectorA"),this.uInverseVectorAB=i.getLocation("uSnapInvVectorAB"),this._uLayerNumber=i.getLocation("uLayerNumber"),this._uCoordinateScaler=i.getLocation("uCoordinateScaler")}_bindProgram(){this._program.bind()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry edges drawing vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 uSnapVectorA;"),i.push("uniform vec2 uSnapInvVectorAB;"),i.push("vec3 positions[3];"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - uSnapVectorA.x) * uSnapInvVectorAB.x;"),i.push("    float y = (clipPos.y - uSnapVectorA.y) * uSnapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vViewPosition;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("}"),i.push("{"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vViewPosition = clipPos;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int uLayerNumber;"),i.push("uniform vec3 uCoordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz * uCoordinateScaler.xyz, uLayerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const jl=c.vec3(),Gl=c.vec3(),zl=c.vec3(),Wl=c.vec3();c.vec3();const Kl=c.mat4();class Xl{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){this._program||this._allocate(),e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:u}=s,d=t.aabb,p=e.pickViewMatrix||o.viewMatrix,f=jl;let g,m;f[0]=c.safeInv(d[3]-d[0])*c.MAX_INT,f[1]=c.safeInv(d[4]-d[1])*c.MAX_INT,f[2]=c.safeInv(d[5]-d[2])*c.MAX_INT,e.snapPickCoordinateScale[0]=c.safeInv(f[0]),e.snapPickCoordinateScale[1]=c.safeInv(f[1]),e.snapPickCoordinateScale[2]=c.safeInv(f[2]),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const _=0!==A[0]||0!==A[1]||0!==A[2],v=0!==h[0]||0!==h[1]||0!==h[2];if(_||v){const t=Gl;if(_){const e=zl;c.transformPoint3(u,A,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=h[0],t[1]+=h[1],t[2]+=h[2],g=W(p,t,Kl),m=Wl,m[0]=o.eye[0]-t[0],m[1]=o.eye[1]-t[1],m[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,m=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,m),n.uniform2fv(this._uVectorA,e.snapVectorA),n.uniform2fv(this._uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible),n.uniformMatrix4fv(this._uSceneWorldModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,g),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const b=r._sectionPlanesState.getNumAllocatedSectionPlanes(),y=r._sectionPlanesState.sectionPlanes.length;if(b>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*y,o=s.renderFlags;for(let t=0;t<b;t++){const r=this._uSectionPlanes[t];if(r)if(t<y){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=J(i.dist,i.dir,A,jl,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new He(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uSceneWorldModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._uLogDepthBufFC=i.getLocation("logDepthBufFC"),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc"),this._uVectorA=i.getLocation("uVectorAB"),this._uInverseVectorAB=i.getLocation("uInverseVectorAB"),this._uLayerNumber=i.getLocation("uLayerNumber"),this._uCoordinateScaler=i.getLocation("uCoordinateScaler")}_bindProgram(){this._program.bind()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// DTXTrianglesSnapInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 uVectorAB;"),i.push("uniform vec2 uInverseVectorAB;"),i.push("vec3 positions[3];"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - uVectorAB.x) * uInverseVectorAB.x;"),i.push("    float y = (clipPos.y - uVectorAB.y) * uInverseVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("flat out uint vFlags2;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("}"),i.push("{"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("  if (isPerspectiveMatrix(projMatrix)) {"),i.push("      vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("      if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("          viewNormal = -viewNormal;"),i.push("      }"),i.push("  } else {"),i.push("      if (viewNormal.z < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("          viewNormal = -viewNormal;"),i.push("      }"),i.push("  }"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vWorldPosition = worldPosition;"),t&&i.push("vFlags2 = flags2.r;"),i.push("vPickColor = vec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+1, objectIndexCoords.y), 0));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// DTXTrianglesSnapInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int uLayerNumber;"),i.push("uniform vec3 uCoordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz * uCoordinateScaler.xyz, - uLayerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`outNormal = ivec4(worldNormal * float(${c.MAX_INT}), 1.0);`),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Jl=c.vec3(),Yl=c.vec3(),Zl=c.vec3();c.vec3();const ql=c.mat4();class $l{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:u}=s,d=e.pickViewMatrix||o.viewMatrix;if(!this._program&&(this._allocate(t),this.errors))return;let p,f;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),A||0!==h[0]||0!==h[1]||0!==h[2]){const e=Jl;if(A){const t=Yl;c.transformPoint3(u,A,t),e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],p=W(d,e,ql),f=Zl,f[0]=o.eye[0]-e[0],f[1]=o.eye[1]-e[1],f[2]=o.eye[2]-e[2]}else p=d,f=o.eye;n.uniform3fv(this._uCameraEyeRtc,f),n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uWorldMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,p),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix);const g=r._sectionPlanesState.getNumAllocatedSectionPlanes(),m=r._sectionPlanesState.sectionPlanes.length;if(g>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*m,o=s.renderFlags;for(let t=0;t<g;t++){const r=this._uSectionPlanes[t];if(r)if(t<m){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=J(i.dist,i.dir,A,Jl,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new He(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uWorldMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._uPickZNear=i.getLocation("pickZNear"),this._uPickZFar=i.getLocation("pickZFar"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(){const e=this._scene;e.canvas.gl,e.camera.project,this._program.bind()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesDataTextureOcclusionRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("  if (isPerspectiveMatrix(projMatrix)) {"),i.push("      vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("      if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("      }"),i.push("  } else {"),i.push("      vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("      if (viewNormal.z < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("      }"),i.push("  }"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix *  (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTextureColorRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("      if (sectionPlaneActive"+t+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const eA=c.vec3(),tA=c.vec3(),iA=c.vec3();c.vec3();const sA=c.mat4();class rA{constructor(e){this._scene=e,this._allocate(),this._hash=this._getHash()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:u}=o;if(!this._program&&(this._allocate(),this.errors))return;let d,p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const f=0!==A[0]||0!==A[1]||0!==A[2],g=0!==h[0]||0!==h[1]||0!==h[2];if(f||g){const e=eA;if(f){const t=c.transformPoint3(u,A,tA);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],d=W(r.viewMatrix,e,sA),p=iA,p[0]=r.eye[0]-e[0],p[1]=r.eye[1]-e[1],p[2]=r.eye[2]-e[2]}else d=r.viewMatrix,p=r.eye;if(n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,d),n.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),n.uniform3fv(this._uCameraEyeRtc,p),n.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const m=s._sectionPlanesState.getNumAllocatedSectionPlanes(),_=s._sectionPlanesState.sectionPlanes.length;if(m>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,r=o.renderFlags;for(let t=0;t<m;t++){const s=this._uSectionPlanes[t];if(s)if(t<_){const a=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,a?1:0),a){const i=e[t];if(A){const e=J(i.dist,i.dir,A,eA,o.matrix);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new He(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPositionsDecodeMatrix=i.getLocation("objectDecodeAndInstanceMatrix"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t.camera.project;if(s.bind(),i.uniformMatrix4fv(this._uProjMatrix,!1,r.matrix),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture draw vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out highp vec2 vHighPrecisionZW;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.x) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture draw fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in highp vec2 vHighPrecisionZW;"),i.push("out vec4 outColor;"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),i.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const oA=c.vec3(),nA=c.vec3(),aA=c.vec3();c.vec3();const lA=c.mat4();class AA{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,u=o.viewMatrix;if(!this._program&&(this._allocate(t),this.errors))return;let d,p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(t));const f=0!==l[0]||0!==l[1]||0!==l[2],g=0!==A[0]||0!==A[1]||0!==A[2];if(f||g){const e=oA;if(f){const t=nA;c.transformPoint3(h,l,t),e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=A[0],e[1]+=A[1],e[2]+=A[2],d=W(u,e,lA),p=aA,p[0]=o.eye[0]-e[0],p[1]=o.eye[1]-e[1],p[2]=o.eye[2]-e[2]}else d=u,p=o.eye;n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uWorldMatrix,!1,h),n.uniformMatrix4fv(this._uViewMatrix,!1,d),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix),n.uniformMatrix4fv(this._uViewNormalMatrix,!1,o.viewNormalMatrix),n.uniformMatrix4fv(this._uWorldNormalMatrix,!1,s.worldNormalMatrix);const m=r._sectionPlanesState.getNumAllocatedSectionPlanes(),_=r._sectionPlanesState.sectionPlanes.length;if(m>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,o=s.renderFlags;for(let t=0;t<m;t++){const r=this._uSectionPlanes[t];if(r)if(t<_){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(l){const e=J(i.dist,i.dir,l,oA,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}n.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,t._state.objectDecodeAndInstanceMatrix),this._aPosition.bindArrayBuffer(a.positionsBuf),this._aOffset.bindArrayBuffer(a.offsetsBuf),this._aNormal.bindArrayBuffer(a.normalsBuf),this._aColor.bindArrayBuffer(a.colorsBuf),this._aFlags.bindArrayBuffer(a.flagsBuf),this._aFlags2&&this._aFlags2.bindArrayBuffer(a.flags2Buf),a.indicesBuf.bind(),n.drawElements(n.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0)}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new He(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPositionsDecodeMatrix=i.getLocation("objectDecodeAndInstanceMatrix"),this._uWorldMatrix=i.getLocation("worldMatrix"),this._uWorldNormalMatrix=i.getLocation("worldNormalMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uViewNormalMatrix=i.getLocation("viewNormalMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._aPosition=i.getAttribute("position"),this._aOffset=i.getAttribute("offset"),this._aNormal=i.getAttribute("normal"),this._aColor=i.getAttribute("color"),this._aFlags=i.getAttribute("flags"),this._aFlags2&&(this._aFlags2=i.getAttribute("flags2")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC"))}_bindProgram(){const e=this._scene,t=e.canvas.gl,i=e.camera.project;if(this._program.bind(),t.uniformMatrix4fv(this._uProjMatrix,!1,i.matrix),e.logarithmicDepthBufferEnabled){const e=2/(Math.log(i.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("// Batched geometry normals vertex shader"),e.logarithmicDepthBufferEnabled&&Te.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("uniform int renderPass;"),i.push("attribute vec3 position;"),e.entityOffsetsEnabled&&i.push("attribute vec3 offset;"),i.push("attribute vec3 normal;"),i.push("attribute vec4 color;"),i.push("attribute vec4 flags;"),i.push("attribute vec4 flags2;"),i.push("uniform mat4 worldMatrix;"),i.push("uniform mat4 worldNormalMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform mat4 viewNormalMatrix;"),i.push("uniform mat4 objectDecodeAndInstanceMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),Te.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("varying float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out vec4 vFlags2;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition   = viewMatrix * worldPosition; "),i.push("      vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("      vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("      vWorldPosition  = worldPosition;"),i.push("      vFlags2         = flags2;")),i.push("      vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(Te.SUPPORTED_EXTENSIONS.EXT_frag_depth?i.push("vFragDepth = 1.0 + clipPos.w;"):(i.push("clipPos.z = log2( max( 1e-6, clipPos.w + 1.0 ) ) * logDepthBufFC - 1.0;"),i.push("clipPos.z *= clipPos.w;")),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry normals fragment shader"),e.logarithmicDepthBufferEnabled&&Te.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&Te.SUPPORTED_EXTENSIONS.EXT_frag_depth&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("in vec4 vFlags2;");for(let t=0;t<e._sectionPlanesState.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in vec3 vViewNormal;"),i.push("vec3 packNormalToRGB( const in vec3 normal ) {"),i.push("    return normalize( normal ) * 0.5 + 0.5;"),i.push("}"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2.x) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&Te.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("    gl_FragDepthEXT = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    gl_FragColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const hA=c.vec3(),cA=c.vec3(),uA=c.vec3();c.vec3(),c.vec4();const dA=c.mat4();class pA{constructor(e,t){this._scene=e,this._withSAO=t,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:u}=o;if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a));const d=e.pickViewMatrix||r.viewMatrix,p=e.pickProjMatrix||r.projMatrix,f=e.pickOrigin||r.eye,g=e.pickProjMatrix?e.pickZFar:r.project.far;let m,_;l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const v=0!==A[0]||0!==A[1]||0!==A[2],b=0!==h[0]||0!==h[1]||0!==h[2];if(v||b){const e=hA;if(v){const t=c.transformPoint3(u,A,cA);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],m=W(d,e,dA),_=uA,_[0]=f[0]-e[0],_[1]=f[1]-e[1],_[2]=f[2]-e[2]}else m=d,_=f;if(n.uniform2fv(this._uPickClipPos,e.pickClipPos),n.uniform2f(this._uDrawingBufferSize,n.drawingBufferWidth,n.drawingBufferHeight),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,u),n.uniformMatrix4fv(this._uViewMatrix,!1,m),n.uniformMatrix4fv(this._uProjMatrix,!1,p),n.uniform3fv(this._uCameraEyeRtc,_),n.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){const e=2/(Math.log(g+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,e)}const y=s._sectionPlanesState.getNumAllocatedSectionPlanes(),x=s._sectionPlanesState.sectionPlanes.length;if(y>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*x,r=o.renderFlags;for(let t=0;t<y;t++){const s=this._uSectionPlanes[t];if(s)if(t<x){const a=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,a?1:0),a){const i=e[t];if(A){const e=J(i.dist,i.dir,A,hA,o.matrix);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new He(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t.camera.project;if(s.bind(),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// trianglesDatatextureNormalsRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out vec4 vWorldPosition;"),t&&i.push("flat out uint vFlags2;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("vWorldPosition = worldPosition;"),t&&i.push("vFlags2 = flags2.r;"),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTexturePickNormalsRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),i.push("in vec4 vWorldPosition;"),t){i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("out highp ivec4 outNormal;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`  outNormal = ivec4(worldNormal * float(${c.MAX_INT}), 1.0);`),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class fA{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorQualityRendererWithSAO&&!this._colorQualityRendererWithSAO.getValid()&&(this._colorQualityRendererWithSAO.destroy(),this._colorQualityRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null)}eagerCreateRenders(){this._silhouetteRenderer||(this._silhouetteRenderer=new ml(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new Dl(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new Ul(this._scene)),this._pickNormalsRenderer||(this._pickNormalsRenderer=new pA(this._scene)),this._snapRenderer||(this._snapRenderer=new Hl(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new Xl(this._scene)),this._snapRenderer||(this._snapRenderer=new Hl(this._scene))}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new cl(this._scene,!1)),this._colorRenderer}get colorRendererWithSAO(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new cl(this._scene,!0)),this._colorRendererWithSAO}get colorQualityRendererWithSAO(){return this._colorQualityRendererWithSAO}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new ml(this._scene)),this._silhouetteRenderer}get depthRenderer(){return this._depthRenderer||(this._depthRenderer=new rA(this._scene)),this._depthRenderer}get normalsRenderer(){return this._normalsRenderer||(this._normalsRenderer=new AA(this._scene)),this._normalsRenderer}get edgesRenderer(){return this._edgesRenderer||(this._edgesRenderer=new xl(this._scene)),this._edgesRenderer}get edgesColorRenderer(){return this._edgesColorRenderer||(this._edgesColorRenderer=new Cl(this._scene)),this._edgesColorRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new Dl(this._scene)),this._pickMeshRenderer}get pickNormalsRenderer(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new pA(this._scene)),this._pickNormalsRenderer}get pickNormalsFlatRenderer(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new pA(this._scene)),this._pickNormalsFlatRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new Ul(this._scene)),this._pickDepthRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new Hl(this._scene)),this._snapRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new Xl(this._scene)),this._snapInitRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new $l(this._scene)),this._occlusionRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorQualityRendererWithSAO&&this._colorQualityRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy()}}const gA={};class mA{constructor(){this.positionsCompressed=[],this.lenPositionsCompressed=0,this.metallicRoughness=[],this.indices8Bits=[],this.lenIndices8Bits=0,this.indices16Bits=[],this.lenIndices16Bits=0,this.indices32Bits=[],this.lenIndices32Bits=0,this.edgeIndices8Bits=[],this.lenEdgeIndices8Bits=0,this.edgeIndices16Bits=[],this.lenEdgeIndices16Bits=0,this.edgeIndices32Bits=[],this.lenEdgeIndices32Bits=0,this.perObjectColors=[],this.perObjectPickColors=[],this.perObjectSolid=[],this.perObjectOffsets=[],this.perObjectPositionsDecodeMatrices=[],this.perObjectInstancePositioningMatrices=[],this.perObjectVertexBases=[],this.perObjectIndexBaseOffsets=[],this.perObjectEdgeIndexBaseOffsets=[],this.perTriangleNumberPortionId8Bits=[],this.perTriangleNumberPortionId16Bits=[],this.perTriangleNumberPortionId32Bits=[],this.perEdgeNumberPortionId8Bits=[],this.perEdgeNumberPortionId16Bits=[],this.perEdgeNumberPortionId32Bits=[]}}class _A{constructor(){this.texturePerObjectColorsAndFlags=null,this.texturePerObjectOffsets=null,this.texturePerObjectInstanceMatrices=null,this.texturePerObjectPositionsDecodeMatrix=null,this.texturePerVertexIdCoordinates=null,this.texturePerPolygonIdPortionIds8Bits=null,this.texturePerPolygonIdPortionIds16Bits=null,this.texturePerPolygonIdPortionIds32Bits=null,this.texturePerEdgeIdPortionIds8Bits=null,this.texturePerEdgeIdPortionIds16Bits=null,this.texturePerEdgeIdPortionIds32Bits=null,this.texturePerPolygonIdIndices8Bits=null,this.texturePerPolygonIdIndices16Bits=null,this.texturePerPolygonIdIndices32Bits=null,this.texturePerPolygonIdEdgeIndices8Bits=null,this.texturePerPolygonIdEdgeIndices16Bits=null,this.texturePerPolygonIdEdgeIndices32Bits=null,this.textureModelMatrices=null}finalize(){this.indicesPerBitnessTextures={8:this.texturePerPolygonIdIndices8Bits,16:this.texturePerPolygonIdIndices16Bits,32:this.texturePerPolygonIdIndices32Bits},this.indicesPortionIdsPerBitnessTextures={8:this.texturePerPolygonIdPortionIds8Bits,16:this.texturePerPolygonIdPortionIds16Bits,32:this.texturePerPolygonIdPortionIds32Bits},this.edgeIndicesPerBitnessTextures={8:this.texturePerPolygonIdEdgeIndices8Bits,16:this.texturePerPolygonIdEdgeIndices16Bits,32:this.texturePerPolygonIdEdgeIndices32Bits},this.edgeIndicesPortionIdsPerBitnessTextures={8:this.texturePerEdgeIdPortionIds8Bits,16:this.texturePerEdgeIdPortionIds16Bits,32:this.texturePerEdgeIdPortionIds32Bits}}bindCommonTextures(e,t,i,s,r){this.texturePerObjectPositionsDecodeMatrix.bindTexture(e,t,1),this.texturePerVertexIdCoordinates.bindTexture(e,i,2),this.texturePerObjectColorsAndFlags.bindTexture(e,s,3),this.texturePerObjectInstanceMatrices.bindTexture(e,r,4)}bindTriangleIndicesTextures(e,t,i,s){this.indicesPortionIdsPerBitnessTextures[s].bindTexture(e,t,5),this.indicesPerBitnessTextures[s].bindTexture(e,i,6)}bindEdgeIndicesTextures(e,t,i,s){this.edgeIndicesPortionIdsPerBitnessTextures[s].bindTexture(e,t,5),this.edgeIndicesPerBitnessTextures[s].bindTexture(e,i,6)}}const vA={sizeDataColorsAndFlags:0,sizeDataPositionDecodeMatrices:0,sizeDataTextureOffsets:0,sizeDataTexturePositions:0,sizeDataTextureIndices:0,sizeDataTextureEdgeIndices:0,sizeDataTexturePortionIds:0,numberOfGeometries:0,numberOfPortions:0,numberOfLayers:0,numberOfTextures:0,totalPolygons:0,totalPolygons8Bits:0,totalPolygons16Bits:0,totalPolygons32Bits:0,totalEdges:0,totalEdges8Bits:0,totalEdges16Bits:0,totalEdges32Bits:0,cannotCreatePortion:{because10BitsObjectId:0,becauseTextureSize:0},overheadSizeAlignementIndices:0,overheadSizeAlignementEdgeIndices:0};window.printDataTextureRamStats=function(){console.log(JSON.stringify(vA,null,4));let e=0;Object.keys(vA).forEach((t=>{t.startsWith("size")&&(e+=vA[t])})),console.log(`Total size ${e} bytes (${(e/1e3/1e3).toFixed(2)} MB)`),console.log(`Avg bytes / triangle: ${(e/vA.totalPolygons).toFixed(2)}`);let t={};Object.keys(vA).forEach((i=>{i.startsWith("size")&&(t[i]=`${(vA[i]/e*100).toFixed(2)} % of total`)})),console.log(JSON.stringify({percentualRamUsage:t},null,4))};class bA{constructor(){}disableBindedTextureFiltering(e){e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE)}createTextureForColorsAndFlags(e,t,i,s,r,o,n){const a=t.length;this.numPortions=a;const l=4096,A=Math.ceil(a/512);if(0===A)throw"texture height===0";const h=new Uint8Array(16384*A);vA.sizeDataColorsAndFlags+=h.byteLength,vA.numberOfTextures++;for(let e=0;e<a;e++)h.set(t[e],32*e+0),h.set(i[e],32*e+4),h.set([0,0,0,0],32*e+8),h.set([0,0,0,0],32*e+12),h.set([s[e]>>24&255,s[e]>>16&255,s[e]>>8&255,255&s[e]],32*e+16),h.set([r[e]>>24&255,r[e]>>16&255,r[e]>>8&255,255&r[e]],32*e+20),h.set([o[e]>>24&255,o[e]>>16&255,o[e]>>8&255,255&o[e]],32*e+24),h.set([n[e]?1:0,0,0,0],32*e+28);const c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA8UI,l,A),e.texSubImage2D(e.TEXTURE_2D,0,0,0,l,A,e.RGBA_INTEGER,e.UNSIGNED_BYTE,h,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,c,l,A,h)}createTextureForObjectOffsets(e,t){const i=512,s=Math.ceil(t/i);if(0===s)throw"texture height===0";const r=new Float32Array(1536*s).fill(0);vA.sizeDataTextureOffsets+=r.byteLength,vA.numberOfTextures++;const o=e.createTexture();return e.bindTexture(e.TEXTURE_2D,o),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32F,i,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,i,s,e.RGB,e.FLOAT,r,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,o,i,s,r)}createTextureForInstancingMatrices(e,t){const i=t.length;if(0===i)throw"num instance matrices===0";const s=2048,r=Math.ceil(i/512),o=new Float32Array(8192*r);vA.numberOfTextures++;for(let e=0;e<t.length;e++)o.set(t[e],16*e);const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r,o)}createTextureForPositionsDecodeMatrices(e,t){const i=t.length;if(0===i)throw"num decode+entity matrices===0";const s=2048,r=Math.ceil(i/512),o=new Float32Array(8192*r);vA.sizeDataPositionDecodeMatrices+=o.byteLength,vA.numberOfTextures++;for(let e=0;e<t.length;e++)o.set(t[e],16*e);const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r)}createTextureFor8BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint8Array(s*r*3);vA.sizeDataTextureIndices+=o.byteLength,vA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB8UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_BYTE,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r)}createTextureFor16BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r*3);vA.sizeDataTextureIndices+=o.byteLength,vA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_SHORT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r)}createTextureFor32BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint32Array(s*r*3);vA.sizeDataTextureIndices+=o.byteLength,vA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_INT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r)}createTextureFor8BitsEdgeIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/2/s);if(0===r)throw"texture height===0";const o=new Uint8Array(s*r*2);vA.sizeDataTextureEdgeIndices+=o.byteLength,vA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RG8UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RG_INTEGER,e.UNSIGNED_BYTE,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r)}createTextureFor16BitsEdgeIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/2/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r*2);vA.sizeDataTextureEdgeIndices+=o.byteLength,vA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RG16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RG_INTEGER,e.UNSIGNED_SHORT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r)}createTextureFor32BitsEdgeIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/2/s);if(0===r)throw"texture height===0";const o=new Uint32Array(s*r*2);vA.sizeDataTextureEdgeIndices+=o.byteLength,vA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RG32UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RG_INTEGER,e.UNSIGNED_INT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r)}createTextureForPositions(e,t,i){const s=i/3,r=4096,o=Math.ceil(s/r);if(0===o)throw"texture height===0";const n=new Uint16Array(r*o*3);vA.sizeDataTexturePositions+=n.byteLength,vA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];n.set(s,i),i+=s.length}const a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,r,o),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,o,e.RGB_INTEGER,e.UNSIGNED_SHORT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,a,r,o)}createTextureForPackedPortionIds(e,t){if(0===t.length)return{texture:null,textureHeight:0};const i=t.length,s=4096,r=Math.ceil(i/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r);o.set(t,0),vA.sizeDataTexturePortionIds+=o.byteLength,vA.numberOfTextures++;const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.R16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RED_INTEGER,e.UNSIGNED_SHORT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new Ja(e,n,s,r)}}const yA=new Zr,xA=yA.maxDataTextureHeight,BA=c.vec4(),wA=new Float32Array(16),PA=new Uint8Array(4),CA=new Float32Array(3);let MA=0;const EA=c.identityMat4();class FA{constructor(e,t){vA.numberOfLayers++,this._layerNumber=MA++,this.sortId=`TriDTX-${this._layerNumber}`,this.layerIndex=t.layerIndex,this._renderers=function(e){const t=e.id;let i=gA[t];return i||(i=new fA(e),gA[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(()=>{i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(()=>{delete gA[t],i._destroy()}))),i}(e.scene),this.model=e,this._buffer=new mA,this._dtxState=new _A,this._dtxTextureFactory=new bA,this._state=new At({origin:c.vec3(t.origin),metallicRoughnessBuf:null,textureState:this._dtxState,numIndices8Bits:0,numIndices16Bits:0,numIndices32Bits:0,numEdgeIndices8Bits:0,numEdgeIndices16Bits:0,numEdgeIndices32Bits:0,numVertices:0}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._subPortions=[],this.model.scene.readableGeometryEnabled&&(this._subPortionReadableGeometries={}),this._portionToSubPortionsMap=[],this._bucketGeometries={},this._meshes=[],this._aabb=c.collapseAABB3(),this.aabbDirty=!0,this._numUpdatesInFrame=0,this.primitive=t.primitive,this._finalized=!1}get aabb(){if(this.aabbDirty){c.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)c.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e){if(this._finalized)throw"Already finalized";const t=e.buckets.length;this._numPortions+t>65536&&vA.cannotCreatePortion.because10BitsObjectId++;let i=this._numPortions+t<=65536;const s=void 0!==e.geometryId&&null!==e.geometryId?`${e.geometryId}#0`:`${e.id}#0`;if(!this._bucketGeometries[s]){const t=Math.max(this._state.numIndices8Bits,this._state.numIndices16Bits,this._state.numIndices32Bits);let s=0,r=0;e.buckets.forEach((e=>{s+=e.positionsCompressed.length/3,r+=e.indices.length/3})),(this._state.numVertices+s>4096*xA||t+r>4096*xA)&&vA.cannotCreatePortion.becauseTextureSize++,i&&=this._state.numVertices+s<=4096*xA&&t+r<=4096*xA}return i}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=[];t.buckets.forEach(((e,s)=>{const r=void 0!==t.geometryId&&null!==t.geometryId?`${t.geometryId}#${s}`:`${t.id}#${s}`;let o=this._bucketGeometries[r];o||(o=this._createBucketGeometry(t,e),this._bucketGeometries[r]=o);const n=this._createSubPortion(t,o,e);i.push(n)}));const s=this._portionToSubPortionsMap.length;return this._portionToSubPortionsMap.push(i),this.model.numPortions++,this._meshes.push(e),s}_createBucketGeometry(e,t){if(t.indices){const e=8*Math.ceil(t.indices.length/3/8)*3;vA.overheadSizeAlignementIndices+=2*(e-t.indices.length);const i=new Uint32Array(e);i.fill(0),i.set(t.indices),t.indices=i}if(t.edgeIndices){const e=8*Math.ceil(t.edgeIndices.length/2/8)*2;vA.overheadSizeAlignementEdgeIndices+=2*(e-t.edgeIndices.length);const i=new Uint32Array(e);i.fill(0),i.set(t.edgeIndices),t.edgeIndices=i}const i=t.positionsCompressed,s=t.indices,r=t.edgeIndices,o=this._buffer;o.positionsCompressed.push(i);const n=o.lenPositionsCompressed/3,a=i.length/3;let l;o.lenPositionsCompressed+=i.length;let A,h=0;if(s){let e;h=s.length/3,a<=256?(e=o.indices8Bits,l=o.lenIndices8Bits/3,o.lenIndices8Bits+=s.length):a<=65536?(e=o.indices16Bits,l=o.lenIndices16Bits/3,o.lenIndices16Bits+=s.length):(e=o.indices32Bits,l=o.lenIndices32Bits/3,o.lenIndices32Bits+=s.length),e.push(s)}let c=0;if(r){let e;c=r.length/2,a<=256?(e=o.edgeIndices8Bits,A=o.lenEdgeIndices8Bits/2,o.lenEdgeIndices8Bits+=r.length):a<=65536?(e=o.edgeIndices16Bits,A=o.lenEdgeIndices16Bits/2,o.lenEdgeIndices16Bits+=r.length):(e=o.edgeIndices32Bits,A=o.lenEdgeIndices32Bits/2,o.lenEdgeIndices32Bits+=r.length),e.push(r)}this._state.numVertices+=a,vA.numberOfGeometries++;return{vertexBase:n,numVertices:a,numTriangles:h,numEdges:c,indicesBase:l,edgeIndicesBase:A}}_createSubPortion(e,t,i,s){const r=e.color;e.metallic,e.roughness;const o=e.colors,n=e.opacity,a=e.meshMatrix,l=e.pickColor,A=this._buffer,h=this._state;A.perObjectPositionsDecodeMatrices.push(e.positionsDecodeMatrix),A.perObjectInstancePositioningMatrices.push(a||EA),A.perObjectSolid.push(!!e.solid),o?A.perObjectColors.push([255*o[0],255*o[1],255*o[2],255]):r&&A.perObjectColors.push([r[0],r[1],r[2],n]),A.perObjectPickColors.push(l),A.perObjectVertexBases.push(t.vertexBase);{let e;e=t.numVertices<=256?h.numIndices8Bits:t.numVertices<=65536?h.numIndices16Bits:h.numIndices32Bits,A.perObjectIndexBaseOffsets.push(e/3-t.indicesBase)}{let e;e=t.numVertices<=256?h.numEdgeIndices8Bits:t.numVertices<=65536?h.numEdgeIndices16Bits:h.numEdgeIndices32Bits,A.perObjectEdgeIndexBaseOffsets.push(e/2-t.edgeIndicesBase)}const c=this._subPortions.length;if(t.numTriangles>0){let e,i=3*t.numTriangles;t.numVertices<=256?(e=A.perTriangleNumberPortionId8Bits,h.numIndices8Bits+=i,vA.totalPolygons8Bits+=t.numTriangles):t.numVertices<=65536?(e=A.perTriangleNumberPortionId16Bits,h.numIndices16Bits+=i,vA.totalPolygons16Bits+=t.numTriangles):(e=A.perTriangleNumberPortionId32Bits,h.numIndices32Bits+=i,vA.totalPolygons32Bits+=t.numTriangles),vA.totalPolygons+=t.numTriangles;for(let i=0;i<t.numTriangles;i+=8)e.push(c)}if(t.numEdges>0){let e,i=2*t.numEdges;t.numVertices<=256?(e=A.perEdgeNumberPortionId8Bits,h.numEdgeIndices8Bits+=i,vA.totalEdges8Bits+=t.numEdges):t.numVertices<=65536?(e=A.perEdgeNumberPortionId16Bits,h.numEdgeIndices16Bits+=i,vA.totalEdges16Bits+=t.numEdges):(e=A.perEdgeNumberPortionId32Bits,h.numEdgeIndices32Bits+=i,vA.totalEdges32Bits+=t.numEdges),vA.totalEdges+=t.numEdges;for(let i=0;i<t.numEdges;i+=8)e.push(c)}return this._subPortions.push({numVertices:t.numTriangles}),this.model.scene.readableGeometryEnabled&&(this._subPortionReadableGeometries[c]={indices:i.indices,positionsCompressed:i.positionsCompressed,positionsDecodeMatrix:e.positionsDecodeMatrix,meshMatrix:e.meshMatrix}),this._numPortions++,vA.numberOfPortions++,c}finalize(){if(this._finalized)return;const e=this._state,t=this._dtxState,i=this.model.scene.canvas.gl,s=this._buffer;e.gl=i,t.texturePerObjectColorsAndFlags=this._dtxTextureFactory.createTextureForColorsAndFlags(i,s.perObjectColors,s.perObjectPickColors,s.perObjectVertexBases,s.perObjectIndexBaseOffsets,s.perObjectEdgeIndexBaseOffsets,s.perObjectSolid),t.texturePerObjectInstanceMatrices=this._dtxTextureFactory.createTextureForInstancingMatrices(i,s.perObjectInstancePositioningMatrices),t.texturePerObjectPositionsDecodeMatrix=this._dtxTextureFactory.createTextureForPositionsDecodeMatrices(i,s.perObjectPositionsDecodeMatrices),t.texturePerVertexIdCoordinates=this._dtxTextureFactory.createTextureForPositions(i,s.positionsCompressed,s.lenPositionsCompressed),t.texturePerPolygonIdPortionIds8Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perTriangleNumberPortionId8Bits),t.texturePerPolygonIdPortionIds16Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perTriangleNumberPortionId16Bits),t.texturePerPolygonIdPortionIds32Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perTriangleNumberPortionId32Bits),s.perEdgeNumberPortionId8Bits.length>0&&(t.texturePerEdgeIdPortionIds8Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perEdgeNumberPortionId8Bits)),s.perEdgeNumberPortionId16Bits.length>0&&(t.texturePerEdgeIdPortionIds16Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perEdgeNumberPortionId16Bits)),s.perEdgeNumberPortionId32Bits.length>0&&(t.texturePerEdgeIdPortionIds32Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perEdgeNumberPortionId32Bits)),s.lenIndices8Bits>0&&(t.texturePerPolygonIdIndices8Bits=this._dtxTextureFactory.createTextureFor8BitIndices(i,s.indices8Bits,s.lenIndices8Bits)),s.lenIndices16Bits>0&&(t.texturePerPolygonIdIndices16Bits=this._dtxTextureFactory.createTextureFor16BitIndices(i,s.indices16Bits,s.lenIndices16Bits)),s.lenIndices32Bits>0&&(t.texturePerPolygonIdIndices32Bits=this._dtxTextureFactory.createTextureFor32BitIndices(i,s.indices32Bits,s.lenIndices32Bits)),s.lenEdgeIndices8Bits>0&&(t.texturePerPolygonIdEdgeIndices8Bits=this._dtxTextureFactory.createTextureFor8BitsEdgeIndices(i,s.edgeIndices8Bits,s.lenEdgeIndices8Bits)),s.lenEdgeIndices16Bits>0&&(t.texturePerPolygonIdEdgeIndices16Bits=this._dtxTextureFactory.createTextureFor16BitsEdgeIndices(i,s.edgeIndices16Bits,s.lenEdgeIndices16Bits)),s.lenEdgeIndices32Bits>0&&(t.texturePerPolygonIdEdgeIndices32Bits=this._dtxTextureFactory.createTextureFor32BitsEdgeIndices(i,s.edgeIndices32Bits,s.lenEdgeIndices32Bits)),t.finalize(),this._buffer=null,this._bucketGeometries={},this._finalized=!0,this._deferredSetFlagsDirty=!1,this._onSceneRendering=this.model.scene.on("rendering",(()=>{this._deferredSetFlagsDirty&&this._uploadDeferredFlags(),this._numUpdatesInFrame=0}))}isEmpty(){return 0===this._numPortions}initFlags(e,t,i){t&Y&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ie&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&te&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&se&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&$&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&re&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&q&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Z&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,true),this._setFlags2(e,t,true)}flushInitFlags(){this._setDeferredFlags(),this._setDeferredFlags2()}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&Y?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&re?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&$?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags2(e,t)}_beginDeferredFlags(){this._deferredSetFlagsActive=!0}_uploadDeferredFlags(){if(this._deferredSetFlagsActive=!1,!this._deferredSetFlagsDirty)return;this._deferredSetFlagsDirty=!1;const e=this.model.scene.canvas.gl,t=this._dtxState;e.bindTexture(e.TEXTURE_2D,t.texturePerObjectColorsAndFlags._texture),e.texSubImage2D(e.TEXTURE_2D,0,0,0,t.texturePerObjectColorsAndFlags._textureWidth,t.texturePerObjectColorsAndFlags._textureHeight,e.RGBA_INTEGER,e.UNSIGNED_BYTE,t.texturePerObjectColorsAndFlags._textureData)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&Z?(this._numCulledLayerPortions+=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions-=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&q?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetColor(i[e],t)}_subPortionSetColor(e,t){if(!this._finalized)throw"Not finalized";const i=this._dtxState,s=this.model.scene.canvas.gl;PA[0]=t[0],PA[1]=t[1],PA[2]=t[2],PA[3]=t[3],i.texturePerObjectColorsAndFlags._textureData.set(PA,32*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectColorsAndFlags._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*8,Math.floor(e/512),1,1,s.RGBA_INTEGER,s.UNSIGNED_BYTE,PA))}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i,s=!1){const r=this._portionToSubPortionsMap[e];for(let e=0,o=r.length;e<o;e++)this._subPortionSetFlags(r[e],t,i,s)}_subPortionSetFlags(e,t,i,s=!1){if(!this._finalized)throw"Not finalized";const r=!!(t&Y),o=!!(t&te),n=!!(t&ie),a=!!(t&se),l=!!(t&re),A=!!(t&q),h=!!(t&Z);let c,u;c=!r||h||o||n&&!this.model.scene.highlightMaterial.glowThrough||a&&!this.model.scene.selectedMaterial.glowThrough?hr.NOT_RENDERED:i?hr.COLOR_TRANSPARENT:hr.COLOR_OPAQUE,u=!r||h?hr.NOT_RENDERED:a?hr.SILHOUETTE_SELECTED:n?hr.SILHOUETTE_HIGHLIGHTED:o?hr.SILHOUETTE_XRAYED:hr.NOT_RENDERED;let d=0;d=!r||h?hr.NOT_RENDERED:a?hr.EDGES_SELECTED:n?hr.EDGES_HIGHLIGHTED:o?hr.EDGES_XRAYED:l?i?hr.EDGES_COLOR_TRANSPARENT:hr.EDGES_COLOR_OPAQUE:hr.NOT_RENDERED;let p=r&&!h&&A?hr.PICK:hr.NOT_RENDERED;const f=this._dtxState,g=this.model.scene.canvas.gl;PA[0]=c,PA[1]=u,PA[2]=d,PA[3]=p,f.texturePerObjectColorsAndFlags._textureData.set(PA,32*e+8),this._deferredSetFlagsActive||s?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),g.bindTexture(g.TEXTURE_2D,f.texturePerObjectColorsAndFlags._texture),g.texSubImage2D(g.TEXTURE_2D,0,e%512*8+2,Math.floor(e/512),1,1,g.RGBA_INTEGER,g.UNSIGNED_BYTE,PA))}_setDeferredFlags(){}_setFlags2(e,t,i=!1){const s=this._portionToSubPortionsMap[e];for(let e=0,r=s.length;e<r;e++)this._subPortionSetFlags2(s[e],t,i)}_subPortionSetFlags2(e,t,i=!1){if(!this._finalized)throw"Not finalized";const s=t&$?255:0,r=this._dtxState,o=this.model.scene.canvas.gl;PA[0]=s,PA[1]=0,PA[2]=1,PA[3]=2,r.texturePerObjectColorsAndFlags._textureData.set(PA,32*e+12),this._deferredSetFlagsActive||i?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),o.bindTexture(o.TEXTURE_2D,r.texturePerObjectColorsAndFlags._texture),o.texSubImage2D(o.TEXTURE_2D,0,e%512*8+3,Math.floor(e/512),1,1,o.RGBA_INTEGER,o.UNSIGNED_BYTE,PA))}_setDeferredFlags2(){}setOffset(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetOffset(i[e],t)}_subPortionSetOffset(e,t){if(!this._finalized)throw"Not finalized";const i=this._dtxState,s=this.model.scene.canvas.gl;CA[0]=t[0],CA[1]=t[1],CA[2]=t[2],i.texturePerObjectOffsets._textureData.set(CA,3*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectOffsets._texture),s.texSubImage2D(s.TEXTURE_2D,0,0,e,1,1,s.RGB,s.FLOAT,CA))}setMatrix(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetMatrix(i[e],t)}_subPortionSetMatrix(e,t){if(!this._finalized)throw"Not finalized";const i=this._dtxState,s=this.model.scene.canvas.gl;wA.set(t),i.texturePerObjectInstanceMatrices._textureData.set(wA,16*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectInstanceMatrices._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*4,Math.floor(e/512),4,1,s.RGBA,s.FLOAT,wA))}getEachVertex(e,t){if(!this.model.scene.readableGeometryEnabled)return;const i=this._state,s=this._portionToSubPortionsMap[e];if(s)for(let e=0,r=s.length;e<r;e++){const r=s[e],o=this._subPortionReadableGeometries[r],n=o.positionsCompressed,a=o.positionsDecodeMatrix;o.meshMatrix;const l=i.origin,A=l[0],h=l[1],u=l[2],d=BA;for(let e=0,i=n.length;e<i;e+=3)d[0]=n[e],d[1]=n[e+1],d[2]=n[e+2],d[3]=1,c.decompressPosition(d,a),c.transformPoint4(this.model.worldMatrix,d,d),c.transformPoint4(this.model.worldMatrix,d,d),d[0]+=A,d[1]+=h,d[2]+=u,t(d)}else this.model.error("portion not found: "+e)}getEachIndex(e,t){if(!this.model.scene.readableGeometryEnabled)return;const i=this._portionToSubPortionsMap[e];if(i)for(let e=0,s=i.length;e<s;e++){const s=i[e],r=this._subPortionReadableGeometries[s].indices;for(let e=0,i=r.length;e<i;e++)t(r[e])}else this.model.error("portion not found: "+e)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.withSAO&&this.model.saoEnabled?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,hr.COLOR_OPAQUE):this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_OPAQUE))}_updateBackfaceCull(e,t){const i=this.model.backfaces||e.sectioned;if(t.backfaces!==i){const e=t.gl;i?e.disable(e.CULL_FACE):e.enable(e.CULL_FACE),t.backfaces=i}}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,hr.COLOR_TRANSPARENT))}drawDepth(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,hr.COLOR_OPAQUE))}drawNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,hr.COLOR_OPAQUE))}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_XRAYED))}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_HIGHLIGHTED))}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,hr.SILHOUETTE_SELECTED))}drawEdgesColorOpaque(e,t){this.model.scene.logarithmicDepthBufferEnabled?this.model.scene._loggedWarning||(console.log("Edge enhancement for SceneModel data texture layers currently disabled with logarithmic depth buffer"),this.model.scene._loggedWarning=!0):this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,hr.EDGES_COLOR_OPAQUE)}drawEdgesColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&0!==this._numTransparentLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,hr.EDGES_COLOR_TRANSPARENT)}drawEdgesHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,hr.EDGES_HIGHLIGHTED)}drawEdgesSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,hr.EDGES_SELECTED)}drawEdgesXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,hr.EDGES_XRAYED)}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,hr.COLOR_OPAQUE))}drawShadow(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,hr.COLOR_OPAQUE))}setPickMatrices(e,t){}drawPickMesh(e,t){0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,hr.PICK))}drawPickDepths(e,t){0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,hr.PICK))}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,hr.PICK))}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,hr.PICK))}drawPickNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsRenderer&&this._renderers.pickNormalsRenderer.drawLayer(t,this,hr.PICK))}destroy(){if(this._destroyed)return;const e=this._state;e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),this.model.scene.off(this._onSceneRendering),e.destroy(),this._destroyed=!0}}class IA{constructor(e){this.id=e.id,this.colorTexture=e.colorTexture,this.alphaCutoff=e.alphaCutoff,this.metallicRoughnessTexture=e.metallicRoughnessTexture,this.normalsTexture=e.normalsTexture,this.emissiveTexture=e.emissiveTexture,this.occlusionTexture=e.occlusionTexture}destroy(){}}class DA{constructor(e){this.id=e.id,this.texture=e.texture}destroy(){this.texture&&(this.texture.destroy(),this.texture=null)}}const SA={enabled:!1,files:{},add:function(e,t){!1!==this.enabled&&(this.files[e]=t)},get:function(e){if(!1!==this.enabled)return this.files[e]},remove:function(e){delete this.files[e]},clear:function(){this.files={}}};class TA{constructor(e,t,i){this.isLoading=!1,this.itemsLoaded=0,this.itemsTotal=0,this.urlModifier=void 0,this.handlers=[],this.onStart=void 0,this.onLoad=e,this.onProgress=t,this.onError=i}itemStart(e){this.itemsTotal++,!1===this.isLoading&&void 0!==this.onStart&&this.onStart(e,this.itemsLoaded,this.itemsTotal),this.isLoading=!0}itemEnd(e){this.itemsLoaded++,void 0!==this.onProgress&&this.onProgress(e,this.itemsLoaded,this.itemsTotal),this.itemsLoaded===this.itemsTotal&&(this.isLoading=!1,void 0!==this.onLoad&&this.onLoad())}itemError(e){void 0!==this.onError&&this.onError(e)}resolveURL(e){return this.urlModifier?this.urlModifier(e):e}setURLModifier(e){return this.urlModifier=e,this}addHandler(e,t){return this.handlers.push(e,t),this}removeHandler(e){const t=this.handlers.indexOf(e);return-1!==t&&this.handlers.splice(t,2),this}getHandler(e){for(let t=0,i=this.handlers.length;t<i;t+=2){const i=this.handlers[t],s=this.handlers[t+1];if(i.global&&(i.lastIndex=0),i.test(e))return s}return null}}const RA=new TA;class LA{constructor(e){this.manager=void 0!==e?e:RA,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}load(){}loadAsync(e,t){const i=this;return new Promise((function(s,r){i.load(e,s,t,r)}))}parse(){}setCrossOrigin(e){return this.crossOrigin=e,this}setWithCredentials(e){return this.withCredentials=e,this}setPath(e){return this.path=e,this}setResourcePath(e){return this.resourcePath=e,this}setRequestHeader(e){return this.requestHeader=e,this}}const UA={};class OA extends LA{constructor(e){super(e)}load(e,t,i,s){void 0===e&&(e=""),void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);const r=SA.get(e);if(void 0!==r)return this.manager.itemStart(e),M.scheduleTask((()=>{t&&t(r),this.manager.itemEnd(e)}),0),r;if(void 0!==UA[e])return void UA[e].push({onLoad:t,onProgress:i,onError:s});UA[e]=[],UA[e].push({onLoad:t,onProgress:i,onError:s});const o=new Request(e,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),n=this.mimeType,a=this.responseType;fetch(o).then((t=>{if(200===t.status||0===t.status){if(0===t.status&&console.warn("FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===t.body.getReader)return t;const i=UA[e],s=t.body.getReader(),r=t.headers.get("Content-Length"),o=r?parseInt(r):0,n=0!==o;let a=0;const l=new ReadableStream({start(e){!function t(){s.read().then((({done:s,value:r})=>{if(s)e.close();else{a+=r.byteLength;const s=new ProgressEvent("progress",{lengthComputable:n,loaded:a,total:o});for(let e=0,t=i.length;e<t;e++){const t=i[e];t.onProgress&&t.onProgress(s)}e.enqueue(r),t()}}))}()}});return new Response(l)}throw Error(`fetch for "${t.url}" responded with ${t.status}: ${t.statusText}`)})).then((e=>{switch(a){case"arraybuffer":return e.arrayBuffer();case"blob":return e.blob();case"document":return e.text().then((e=>(new DOMParser).parseFromString(e,n)));case"json":return e.json();default:if(void 0===n)return e.text();{const t=/charset="?([^;"\s]*)"?/i.exec(n),i=t&&t[1]?t[1].toLowerCase():void 0,s=new TextDecoder(i);return e.arrayBuffer().then((e=>s.decode(e)))}}})).then((t=>{SA.add(e,t);const i=UA[e];delete UA[e];for(let e=0,s=i.length;e<s;e++){const s=i[e];s.onLoad&&s.onLoad(t)}})).catch((t=>{const i=UA[e];if(void 0===i)throw this.manager.itemError(e),t;delete UA[e];for(let e=0,s=i.length;e<s;e++){const s=i[e];s.onError&&s.onError(t)}this.manager.itemError(e)})).finally((()=>{this.manager.itemEnd(e)})),this.manager.itemStart(e)}setResponseType(e){return this.responseType=e,this}setMimeType(e){return this.mimeType=e,this}}class kA{constructor(e=4){this.pool=e,this.queue=[],this.workers=[],this.workersResolve=[],this.workerStatus=0}_initWorker(e){if(!this.workers[e]){const t=this.workerCreator();t.addEventListener("message",this._onMessage.bind(this,e)),this.workers[e]=t}}_getIdleWorker(){for(let e=0;e<this.pool;e++)if(!(this.workerStatus&1<<e))return e;return-1}_onMessage(e,t){const i=this.workersResolve[e];if(i&&i(t),this.queue.length){const{resolve:t,msg:i,transfer:s}=this.queue.shift();this.workersResolve[e]=t,this.workers[e].postMessage(i,s)}else this.workerStatus^=1<<e}setWorkerCreator(e){this.workerCreator=e}setWorkerLimit(e){this.pool=e}postMessage(e,t){return new Promise((i=>{const s=this._getIdleWorker();-1!==s?(this._initWorker(s),this.workerStatus|=1<<s,this.workersResolve[s]=i,this.workers[s].postMessage(e,t)):this.queue.push({resolve:i,msg:e,transfer:t})}))}destroy(){this.workers.forEach((e=>e.terminate())),this.workersResolve.length=0,this.workers.length=0,this.queue.length=0,this.workerStatus=0}}let NA=0;class QA{constructor({viewer:e,transcoderPath:t,workerLimit:i}){this._transcoderPath=t||"https://cdn.jsdelivr.net/npm/@xeokit/xeokit-sdk/dist/basis/",this._transcoderBinary=null,this._transcoderPending=null,this._workerPool=new kA,this._workerSourceURL="",i&&this._workerPool.setWorkerLimit(i);const s=e.capabilities;this._workerConfig={astcSupported:s.astcSupported,etc1Supported:s.etc1Supported,etc2Supported:s.etc2Supported,dxtSupported:s.dxtSupported,bptcSupported:s.bptcSupported,pvrtcSupported:s.pvrtcSupported},this._supportedFileTypes=["xkt2"]}_init(){if(!this._transcoderPending){const e=new OA;e.setPath(this._transcoderPath),e.setWithCredentials(this.withCredentials);const t=e.loadAsync("basis_transcoder.js"),i=new OA;i.setPath(this._transcoderPath),i.setResponseType("arraybuffer"),i.setWithCredentials(this.withCredentials);const s=i.loadAsync("basis_transcoder.wasm");this._transcoderPending=Promise.all([t,s]).then((([e,t])=>{const i=QA.BasisWorker.toString(),s=["/* constants */","let _EngineFormat = "+JSON.stringify(QA.EngineFormat),"let _TranscoderFormat = "+JSON.stringify(QA.TranscoderFormat),"let _BasisFormat = "+JSON.stringify(QA.BasisFormat),"/* basis_transcoder.js */",e,"/* worker */",i.substring(i.indexOf("{")+1,i.lastIndexOf("}"))].join("\n");this._workerSourceURL=URL.createObjectURL(new Blob([s])),this._transcoderBinary=t,this._workerPool.setWorkerCreator((()=>{const e=new Worker(this._workerSourceURL),t=this._transcoderBinary.slice(0);return e.postMessage({type:"init",config:this._workerConfig,transcoderBinary:t},[t]),e}))})),NA>0&&console.warn("KTX2TextureTranscoder: Multiple active KTX2TextureTranscoder may cause performance issues. Use a single KTX2TextureTranscoder instance, or call .dispose() on old instances."),NA++}return this._transcoderPending}transcode(e,t,i={}){return new Promise(((s,r)=>{const o=i;this._init().then((()=>this._workerPool.postMessage({type:"transcode",buffers:e,taskConfig:o},e))).then((e=>{const i=e.data,{mipmaps:o,width:n,height:a,format:l,type:A,error:h,dfdTransferFn:c,dfdFlags:u}=i;if("error"===A)return r(h);t.setCompressedData({mipmaps:o,props:{format:l,minFilter:1===o.length?1006:1008,magFilter:1===o.length?1006:1008,encoding:2===c?3001:3e3,premultiplyAlpha:!!(1&u)}}),s()}))}))}destroy(){URL.revokeObjectURL(this._workerSourceURL),this._workerPool.destroy(),NA--}}QA.BasisFormat={ETC1S:0,UASTC_4x4:1},QA.TranscoderFormat={ETC1:0,ETC2:1,BC1:2,BC3:3,BC4:4,BC5:5,BC7_M6_OPAQUE_ONLY:6,BC7_M5:7,PVRTC1_4_RGB:8,PVRTC1_4_RGBA:9,ASTC_4x4:10,ATC_RGB:11,ATC_RGBA_INTERPOLATED_ALPHA:12,RGBA32:13,RGB565:14,BGR565:15,RGBA4444:16},QA.EngineFormat={RGBAFormat:1023,RGBA_ASTC_4x4_Format:37808,RGBA_BPTC_Format:36492,RGBA_ETC2_EAC_Format:37496,RGBA_PVRTC_4BPPV1_Format:35842,RGBA_S3TC_DXT5_Format:33779,RGB_ETC1_Format:36196,RGB_ETC2_Format:37492,RGB_PVRTC_4BPPV1_Format:35840,RGB_S3TC_DXT1_Format:33776},QA.BasisWorker=function(){let e,t,i;const s=_EngineFormat,r=_TranscoderFormat,o=_BasisFormat;self.addEventListener("message",(function(n){const h=n.data;switch(h.type){case"init":e=h.config,c=h.transcoderBinary,t=new Promise((e=>{i={wasmBinary:c,onRuntimeInitialized:e},BASIS(i)})).then((()=>{i.initializeBasis(),void 0===i.KTX2File&&console.warn("KTX2TextureTranscoder: Please update Basis Universal transcoder.")}));break;case"transcode":t.then((()=>{try{const{width:t,height:n,hasAlpha:c,mipmaps:u,format:d,dfdTransferFn:p,dfdFlags:f}=function(t){const n=new i.KTX2File(new Uint8Array(t));function h(){n.close(),n.delete()}if(!n.isValid())throw h(),new Error("KTX2TextureTranscoder: Invalid or unsupported .ktx2 file");const c=n.isUASTC()?o.UASTC_4x4:o.ETC1S,u=n.getWidth(),d=n.getHeight(),p=n.getLevels(),f=n.getHasAlpha(),g=n.getDFDTransferFunc(),m=n.getDFDFlags(),{transcoderFormat:_,engineFormat:v}=function(t,i,n,h){let c,u;const d=t===o.ETC1S?a:l;for(let s=0;s<d.length;s++){const r=d[s];if(e[r.if]&&(r.basisFormat.includes(t)&&!(h&&r.transcoderFormat.length<2)&&(!r.needsPowerOfTwo||A(i)&&A(n))))return c=r.transcoderFormat[h?1:0],u=r.engineFormat[h?1:0],{transcoderFormat:c,engineFormat:u}}return console.warn("KTX2TextureTranscoder: No suitable compressed texture format found. Decoding to RGBA32."),c=r.RGBA32,u=s.RGBAFormat,{transcoderFormat:c,engineFormat:u}}(c,u,d,f);if(!u||!d||!p)throw h(),new Error("KTX2TextureTranscoder: Invalid texture");if(!n.startTranscoding())throw h(),new Error("KTX2TextureTranscoder: .startTranscoding failed");const b=[];for(let e=0;e<p;e++){const t=n.getImageLevelInfo(e,0,0),i=t.origWidth,s=t.origHeight,r=new Uint8Array(n.getImageTranscodedSizeInBytes(e,0,0,_));if(!n.transcodeImage(r,e,0,0,_,0,-1,-1))throw h(),new Error("KTX2TextureTranscoder: .transcodeImage failed.");b.push({data:r,width:i,height:s})}return h(),{width:u,height:d,hasAlpha:f,mipmaps:b,format:v,dfdTransferFn:g,dfdFlags:m}}(h.buffers[0]),g=[];for(let e=0;e<u.length;++e)g.push(u[e].data.buffer);self.postMessage({type:"transcode",id:h.id,width:t,height:n,hasAlpha:c,mipmaps:u,format:d,dfdTransferFn:p,dfdFlags:f},g)}catch(e){console.error(`[KTX2TextureTranscoder.BasisWorker]: ${e}`),self.postMessage({type:"error",id:h.id,error:e.message})}}))}var c}));const n=[{if:"astcSupported",basisFormat:[o.UASTC_4x4],transcoderFormat:[r.ASTC_4x4,r.ASTC_4x4],engineFormat:[s.RGBA_ASTC_4x4_Format,s.RGBA_ASTC_4x4_Format],priorityETC1S:1/0,priorityUASTC:1,needsPowerOfTwo:!1},{if:"bptcSupported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.BC7_M5,r.BC7_M5],engineFormat:[s.RGBA_BPTC_Format,s.RGBA_BPTC_Format],priorityETC1S:3,priorityUASTC:2,needsPowerOfTwo:!1},{if:"dxtSupported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.BC1,r.BC3],engineFormat:[s.RGB_S3TC_DXT1_Format,s.RGBA_S3TC_DXT5_Format],priorityETC1S:4,priorityUASTC:5,needsPowerOfTwo:!1},{if:"etc2Supported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.ETC1,r.ETC2],engineFormat:[s.RGB_ETC2_Format,s.RGBA_ETC2_EAC_Format],priorityETC1S:1,priorityUASTC:3,needsPowerOfTwo:!1},{if:"etc1Supported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.ETC1],engineFormat:[s.RGB_ETC1_Format],priorityETC1S:2,priorityUASTC:4,needsPowerOfTwo:!1},{if:"pvrtcSupported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.PVRTC1_4_RGB,r.PVRTC1_4_RGBA],engineFormat:[s.RGB_PVRTC_4BPPV1_Format,s.RGBA_PVRTC_4BPPV1_Format],priorityETC1S:5,priorityUASTC:6,needsPowerOfTwo:!0}],a=n.sort((function(e,t){return e.priorityETC1S-t.priorityETC1S})),l=n.sort((function(e,t){return e.priorityUASTC-t.priorityUASTC}));function A(e){return e<=2||0==(e&e-1)&&0!==e}};const VA={};function HA(e){const t=e.scene.id;let i=VA[t];return i||(i=new QA({viewer:e}),VA[t]=i,e.scene.on("destroyed",(()=>{delete VA[t],i.destroy()}))),i}
 /**
  * @author https://github.com/tmarti, with support from https://tribia.com/
  * @license MIT
@@ -14,7 +14,7 @@
 /**
  * @author https://github.com/tmarti, with support from https://tribia.com/
  * @license MIT
- **/let KA=null;function XA(e,t){const i=3*e,s=3*t;let r,o,n,a,l,A;const h=Math.min(r=KA[i],o=KA[i+1],n=KA[i+2]),c=Math.min(a=KA[s],l=KA[s+1],A=KA[s+2]);if(h!==c)return h-c;const u=Math.max(r,o,n),d=Math.max(a,l,A);return u!==d?u-d:0}let JA=null;function YA(e,t){let i=JA[2*e]-JA[2*t];return 0!==i?i:JA[2*e+1]-JA[2*t+1]}function ZA(e,t,i=!1){const s=e.positionsCompressed||[],r=function(e,t){const i=new Int32Array(e.length/3);for(let e=0,t=i.length;e<t;e++)i[e]=e;KA=new Int32Array(e.length);for(let i=0,s=e.length;i<s;i++)KA[i]=e[i]>>t;i.sort(XA);const s=new Int32Array(e.length);for(let t=0,r=i.length;t<r;t++)s[3*t+0]=e[3*i[t]+0],s[3*t+1]=e[3*i[t]+1],s[3*t+2]=e[3*i[t]+2];return s}(e.indices||[],t),o=function(e){if(0===(e||[]).length)return[];let t=new Int32Array(e.length/2);for(let e=0,i=t.length;e<i;e++)t[e]=e;for(let t=0,i=e.length;t<i;t+=2)if(e[t]>e[t+1]){let i=e[t];e[t]=e[t+1],e[t+1]=i}JA=new Int32Array(e),t.sort(YA);const i=new Int32Array(e.length);for(let s=0,r=t.length;s<r;s++)i[2*s+0]=e[2*t[s]+0],i[2*s+1]=e[2*t[s]+1];return i}(e.edgeIndices||[]);function n(e,t){if(e>t){let i=e;e=t,t=i}function i(i,s){return i!==e?e-i:s!==t?t-s:0}let s=0,r=(o.length>>1)-1;for(;s<=r;){const e=r+s>>1,t=i(o[2*e],o[2*e+1]);if(t>0)s=e+1;else{if(!(t<0))return e;r=e-1}}return-s-1}const a=new Int32Array(o.length/2);a.fill(0);const l=s.length/3;if(l>8*(1<<t))return[e];const A=new Int32Array(l);A.fill(-1);const h=[];function c(){A.fill(-1);const e={positionsCompressed:[],indices:[],edgeIndices:[],maxNumPositions:(1<<t)-t,numPositions:0,bucketNumber:h.length};return h.push(e),e}let u=c();for(let t=0,i=r.length;t<i;t+=3){let i=0;const l=r[t],h=r[t+1],d=r[t+2];if(-1===A[l]&&i++,-1===A[h]&&i++,-1===A[d]&&i++,i+u.numPositions>u.maxNumPositions&&(u=c()),u.bucketNumber>8)return[e];let p;-1===A[l]&&(A[l]=u.numPositions++,u.positionsCompressed.push(s[3*l]),u.positionsCompressed.push(s[3*l+1]),u.positionsCompressed.push(s[3*l+2])),-1===A[h]&&(A[h]=u.numPositions++,u.positionsCompressed.push(s[3*h]),u.positionsCompressed.push(s[3*h+1]),u.positionsCompressed.push(s[3*h+2])),-1===A[d]&&(A[d]=u.numPositions++,u.positionsCompressed.push(s[3*d]),u.positionsCompressed.push(s[3*d+1]),u.positionsCompressed.push(s[3*d+2])),u.indices.push(A[l]),u.indices.push(A[h]),u.indices.push(A[d]),(p=n(l,h))>=0&&0===a[p]&&(a[p]=1,u.edgeIndices.push(A[o[2*p]]),u.edgeIndices.push(A[o[2*p+1]])),(p=n(l,d))>=0&&0===a[p]&&(a[p]=1,u.edgeIndices.push(A[o[2*p]]),u.edgeIndices.push(A[o[2*p+1]])),(p=n(h,d))>=0&&0===a[p]&&(a[p]=1,u.edgeIndices.push(A[o[2*p]]),u.edgeIndices.push(A[o[2*p+1]]))}const d=t/8*2,p=t/8,f=2*s.length+(r.length+o.length)*d;let g=0,m=-s.length/3;return h.forEach((e=>{g+=2*e.positionsCompressed.length+(e.indices.length+e.edgeIndices.length)*p,m+=e.positionsCompressed.length/3})),g>f?[e]:(i&&function(e,t){const i={},s={};let r=0;e.forEach((e=>{const t=e.indices,o=e.edgeIndices,n=e.positionsCompressed;for(let e=0,s=t.length;e<s;e+=3){const s=n[3*t[e]]+"_"+n[3*t[e]+1]+"_"+n[3*t[e]+2]+"/"+n[3*t[e+1]]+"_"+n[3*t[e+1]+1]+"_"+n[3*t[e+1]+2]+"/"+n[3*t[e+2]]+"_"+n[3*t[e+2]+1]+"_"+n[3*t[e+2]+2];i[s]=!0}r+=e.edgeIndices.length/2;for(let e=0,t=o.length;e<t;e+=2){const t=n[3*o[e]]+"_"+n[3*o[e]+1]+"_"+n[3*o[e]+2]+"/"+n[3*o[e+1]]+"_"+n[3*o[e+1]+1]+"_"+n[3*o[e+1]+2]+"/";s[t]=!0}}));{const e=t.indices;t.edgeIndices;const s=t.positionsCompressed;for(let t=0,r=e.length;t<r;t+=3){const r=s[3*e[t]]+"_"+s[3*e[t]+1]+"_"+s[3*e[t]+2]+"/"+s[3*e[t+1]]+"_"+s[3*e[t+1]+1]+"_"+s[3*e[t+1]+2]+"/"+s[3*e[t+2]]+"_"+s[3*e[t+2]+1]+"_"+s[3*e[t+2]+2];if(!(r in i))throw console.log("Not found "+r),"Ohhhh!"}}}(h,e),h)}const qA=c.vec4(4),$A=c.vec4(),eh=c.vec4(),th=c.vec3([1,0,0]),ih=c.vec3([0,1,0]),sh=c.vec3([0,0,1]);c.vec3(3),c.vec3(3);const rh=c.identityMat4();class oh{constructor(e){this._model=e.model,this.id=e.id,this._parentTransform=e.parent,this._childTransforms=[],this._meshes=[],this._scale=new Float32Array([1,1,1]),this._quaternion=c.identityQuaternion(new Float32Array(4)),this._rotation=new Float32Array(3),this._position=new Float32Array(3),this._localMatrix=c.identityMat4(new Float32Array(16)),this._worldMatrix=c.identityMat4(new Float32Array(16)),this._localMatrixDirty=!0,this._worldMatrixDirty=!0,e.matrix?this.matrix=e.matrix:(this.scale=e.scale,this.position=e.position,e.quaternion||(this.rotation=e.rotation)),e.parent&&e.parent._addChildTransform(this)}_addChildTransform(e){this._childTransforms.push(e),e._parentTransform=this,e._transformDirty(),e._setSubtreeAABBsDirty(this)}_addMesh(e){this._meshes.push(e),e.transform=this}get parentTransform(){return this._parentTransform}get meshes(){return this._meshes}set position(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._model.glRedraw()}get position(){return this._position}set rotation(e){this._rotation.set(e||[0,0,0]),c.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._model.glRedraw()}get rotation(){return this._rotation}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),c.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._model.glRedraw()}get quaternion(){return this._quaternion}set scale(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._model.glRedraw()}get scale(){return this._scale}set matrix(e){this._localMatrix||(this._localMatrix=c.identityMat4()),this._localMatrix.set(e||rh),c.decomposeMat4(this._localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._transformDirty(),this._model.glRedraw()}get matrix(){return this._localMatrixDirty&&(this._localMatrix||(this._localMatrix=c.identityMat4()),c.composeMat4(this._position,this._quaternion,this._scale,this._localMatrix),this._localMatrixDirty=!1),this._localMatrix}get worldMatrix(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}rotate(e,t){return qA[0]=e[0],qA[1]=e[1],qA[2]=e[2],qA[3]=t*c.DEGTORAD,c.angleAxisToQuaternion(qA,$A),c.mulQuaternions(this.quaternion,$A,eh),this.quaternion=eh,this._setLocalMatrixDirty(),this._model.glRedraw(),this}rotateOnWorldAxis(e,t){return qA[0]=e[0],qA[1]=e[1],qA[2]=e[2],qA[3]=t*c.DEGTORAD,c.angleAxisToQuaternion(qA,$A),c.mulQuaternions($A,this.quaternion,$A),this}rotateX(e){return this.rotate(th,e)}rotateY(e){return this.rotate(ih,e)}rotateZ(e){return this.rotate(sh,e)}translate(e){return this._position[0]+=e[0],this._position[1]+=e[1],this._position[2]+=e[2],this._setLocalMatrixDirty(),this._model.glRedraw(),this}translateX(e){return this._position[0]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}translateY(e){return this._position[1]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}translateZ(e){return this._position[2]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}_setLocalMatrixDirty(){this._localMatrixDirty=!0,this._transformDirty()}_transformDirty(){this._worldMatrixDirty=!0;for(let e=0,t=this._childTransforms.length;e<t;e++){const t=this._childTransforms[e];if(t._transformDirty(),t._meshes&&t._meshes.length>0){const e=t._meshes;for(let t=0,i=e.length;t<i;t++)e[t]._transformDirty()}}if(this._meshes&&this._meshes.length>0){const e=this._meshes;for(let t=0,i=e.length;t<i;t++)e[t]._transformDirty()}}_buildWorldMatrix(){const e=this.matrix;if(this._parentTransform)c.mulMat4(this._parentTransform.worldMatrix,e,this._worldMatrix);else for(let t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}_setSubtreeAABBsDirty(e){if(e._aabbDirty=!0,e._childTransforms)for(let t=0,i=e._childTransforms.length;t<i;t++)this._setSubtreeAABBsDirty(e._childTransforms[t])}}const nh=c.vec3(),ah=c.OBB3(),lh=c.vec4(),Ah=c.vec3([1,1,1]),hh=c.vec3([0,0,0]);c.vec3([0,0,0]);const ch=c.identityQuaternion(),uh=c.identityMat4(),dh=new Uint8Array([255,255,255]);class ph extends D{constructor(e,t={}){super(e,t),this.renderOrder=t.renderOrder||0,this._dtxEnabled=this.scene.dtxEnabled&&!1!==t.dtxEnabled,this._enableVertexWelding=!1,this._enableIndexBucketing=!1,this._vboBatchingLayerScratchMemory=(Ar++,lr),this._textureTranscoder=t.textureTranscoder||HA(this.scene.viewer),this._maxGeometryBatchSize=t.maxGeometryBatchSize,this._aabb=c.collapseAABB3(),this._aabbDirty=!0,this._quantizationRanges={},this._vboInstancingLayers={},this._vboBatchingLayers={},this._dtxLayers={},this._meshList=[],this.layerList=[],this._layersToFinalize=[],this._entityList=[],this._entitiesToFinalize=[],this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={},this._transforms={},this._meshes={},this._unusedMeshes={},this._entities={},this.renderFlags=new Gi,this.numGeometries=0,this.numPortions=0,this.numVisibleLayerPortions=0,this.numTransparentLayerPortions=0,this.numXRayedLayerPortions=0,this.numHighlightedLayerPortions=0,this.numSelectedLayerPortions=0,this.numEdgesLayerPortions=0,this.numPickableLayerPortions=0,this.numClippableLayerPortions=0,this.numCulledLayerPortions=0,this.numEntities=0,this._numTriangles=0,this._numLines=0,this._numPoints=0,this._layersFinalized=!1,this._edgeThreshold=t.edgeThreshold||10,this._origin=c.vec3(t.origin||[0,0,0]),this._position=c.vec3(t.position||[0,0,0]),this._rotation=c.vec3(t.rotation||[0,0,0]),this._quaternion=c.vec4(t.quaternion||[0,0,0,1]),this._conjugateQuaternion=c.vec4(t.quaternion||[0,0,0,1]),t.rotation&&c.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._scale=c.vec3(t.scale||[1,1,1]),this._worldRotationMatrix=c.mat4(),this._worldRotationMatrixConjugate=c.mat4(),this._matrix=c.mat4(),this._matrixDirty=!0,this._rebuildMatrices(),this._worldNormalMatrix=c.mat4(),c.inverseMat4(this._matrix,this._worldNormalMatrix),c.transposeMat4(this._worldNormalMatrix),(t.matrix||t.position||t.rotation||t.scale||t.quaternion)&&(this._viewMatrix=c.mat4(),this._viewNormalMatrix=c.mat4(),this._viewMatrixDirty=!0,this._matrixNonIdentity=!0),this._opacity=1,this._colorize=[1,1,1],this._saoEnabled=!1!==t.saoEnabled,this._pbrEnabled=!1!==t.pbrEnabled,this._colorTextureEnabled=!1!==t.colorTextureEnabled,this._isModel=t.isModel,this._isModel&&this.scene._registerModel(this),this._onCameraViewMatrix=this.scene.camera.on("matrix",(()=>{this._viewMatrixDirty=!0})),this._meshesWithDirtyMatrices=[],this._numMeshesWithDirtyMatrices=0,this._onTick=this.scene.on("tick",(()=>{for(;this._numMeshesWithDirtyMatrices>0;)this._meshesWithDirtyMatrices[--this._numMeshesWithDirtyMatrices]._updateMatrix()})),this._createDefaultTextureSet(),this.visible=t.visible,this.culled=t.culled,this.pickable=t.pickable,this.clippable=t.clippable,this.collidable=t.collidable,this.castsShadow=t.castsShadow,this.receivesShadow=t.receivesShadow,this.xrayed=t.xrayed,this.highlighted=t.highlighted,this.selected=t.selected,this.edges=t.edges,this.colorize=t.colorize,this.opacity=t.opacity,this.backfaces=t.backfaces}_meshMatrixDirty(e){this._meshesWithDirtyMatrices[this._numMeshesWithDirtyMatrices++]=e}_createDefaultTextureSet(){const e=new DA({id:"defaultColorTexture",texture:new Ms({gl:this.scene.canvas.gl,preloadColor:[1,1,1,1]})}),t=new DA({id:"defaultMetalRoughTexture",texture:new Ms({gl:this.scene.canvas.gl,preloadColor:[0,1,1,1]})}),i=new DA({id:"defaultNormalsTexture",texture:new Ms({gl:this.scene.canvas.gl,preloadColor:[0,0,0,0]})}),s=new DA({id:"defaultEmissiveTexture",texture:new Ms({gl:this.scene.canvas.gl,preloadColor:[0,0,0,1]})}),r=new DA({id:"defaultOcclusionTexture",texture:new Ms({gl:this.scene.canvas.gl,preloadColor:[1,1,1,1]})});this._textures.defaultColorTexture=e,this._textures.defaultMetalRoughTexture=t,this._textures.defaultNormalsTexture=i,this._textures.defaultEmissiveTexture=s,this._textures.defaultOcclusionTexture=r,this._textureSets.defaultTextureSet=new IA({id:"defaultTextureSet",model:this,colorTexture:e,metallicRoughnessTexture:t,normalsTexture:i,emissiveTexture:s,occlusionTexture:r})}get isPerformanceModel(){return!0}get transforms(){return this._transforms}get textures(){return this._textures}get textureSets(){return this._textureSets}get meshes(){return this._meshes}get objects(){return this._entities}get origin(){return this._origin}set position(e){this._position.set(e||[0,0,0]),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get position(){return this._position}set rotation(e){this._rotation.set(e||[0,0,0]),c.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get rotation(){return this._rotation}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),c.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get quaternion(){return this._quaternion}set scale(e){}get scale(){return this._scale}set matrix(e){this._matrix.set(e||uh),c.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrix),c.conjugateQuaternion(this._quaternion,this._conjugateQuaternion),c.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrixConjugate),this._matrix.set(this._worldRotationMatrix),c.translateMat4v(this._position,this._matrix),this._matrixDirty=!1,this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get matrix(){return this._rebuildMatrices(),this._matrix}get rotationMatrix(){return this._rebuildMatrices(),this._worldRotationMatrix}_rebuildMatrices(){this._matrixDirty&&(c.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrix),c.conjugateQuaternion(this._quaternion,this._conjugateQuaternion),c.quaternionToRotationMat4(this._conjugateQuaternion,this._worldRotationMatrixConjugate),c.scaleMat4v(this._scale,this._worldRotationMatrix),c.scaleMat4v(this._scale,this._worldRotationMatrixConjugate),this._matrix.set(this._worldRotationMatrix),c.translateMat4v(this._position,this._matrix),this._matrixDirty=!1,this._viewMatrixDirty=!0)}get rotationMatrixConjugate(){return this._rebuildMatrices(),this._worldRotationMatrixConjugate}_setWorldMatrixDirty(){this._matrixDirty=!0,this._aabbDirty=!0}_transformDirty(){this._matrixDirty=!0,this._aabbDirty=!0,this.scene._aabbDirty=!0}_sceneModelDirty(){this.scene._aabbDirty=!0,this._aabbDirty=!0,this.scene._aabbDirty=!0,this._matrixDirty=!0;for(let e=0,t=this._entityList.length;e<t;e++)this._entityList[e]._sceneModelDirty()}get worldMatrix(){return this.matrix}get worldNormalMatrix(){return this._worldNormalMatrix}_rebuildViewMatrices(){this._rebuildMatrices(),this._viewMatrixDirty&&(c.mulMat4(this.scene.camera.viewMatrix,this._matrix,this._viewMatrix),c.inverseMat4(this._viewMatrix,this._viewNormalMatrix),c.transposeMat4(this._viewNormalMatrix),this._viewMatrixDirty=!1)}get viewMatrix(){return this._viewMatrix?(this._rebuildViewMatrices(),this._viewMatrix):this.scene.camera.viewMatrix}get viewNormalMatrix(){return this._viewNormalMatrix?(this._rebuildViewMatrices(),this._viewNormalMatrix):this.scene.camera.viewNormalMatrix}get backfaces(){return this._backfaces}set backfaces(e){e=!!e,this._backfaces=e,this.glRedraw()}get entityList(){return this._entityList}get isEntity(){return!0}get isModel(){return this._isModel}get isObject(){return!1}get aabb(){if(this._aabbDirty){c.collapseAABB3(this._aabb);for(let e=0,t=this._entityList.length;e<t;e++)c.expandAABB3(this._aabb,this._entityList[e].aabb);this._aabbDirty=!1}return this._aabb}get numTriangles(){return this._numTriangles}get numLines(){return this._numLines}get numPoints(){return this._numPoints}get visible(){return this.numVisibleLayerPortions>0}set visible(e){e=!1!==e,this._visible=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].visible=e;this.glRedraw()}get xrayed(){return this.numXRayedLayerPortions>0}set xrayed(e){e=!!e,this._xrayed=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].xrayed=e;this.glRedraw()}get highlighted(){return this.numHighlightedLayerPortions>0}set highlighted(e){e=!!e,this._highlighted=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].highlighted=e;this.glRedraw()}get selected(){return this.numSelectedLayerPortions>0}set selected(e){e=!!e,this._selected=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].selected=e;this.glRedraw()}get edges(){return this.numEdgesLayerPortions>0}set edges(e){e=!!e,this._edges=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].edges=e;this.glRedraw()}get culled(){return this._culled}set culled(e){e=!!e,this._culled=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].culled=e;this.glRedraw()}get clippable(){return this._clippable}set clippable(e){e=!1!==e,this._clippable=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].clippable=e;this.glRedraw()}get collidable(){return this._collidable}set collidable(e){e=!1!==e,this._collidable=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].collidable=e}get pickable(){return this.numPickableLayerPortions>0}set pickable(e){e=!1!==e,this._pickable=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].pickable=e}get colorize(){return this._colorize}set colorize(e){this._colorize=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].colorize=e}get opacity(){return this._opacity}set opacity(e){this._opacity=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].opacity=e}get castsShadow(){return this._castsShadow}set castsShadow(e){(e=!1!==e)!==this._castsShadow&&(this._castsShadow=e,this.glRedraw())}get receivesShadow(){return this._receivesShadow}set receivesShadow(e){(e=!1!==e)!==this._receivesShadow&&(this._receivesShadow=e,this.glRedraw())}get saoEnabled(){return this._saoEnabled}get pbrEnabled(){return this._pbrEnabled}get colorTextureEnabled(){return this._colorTextureEnabled}get isDrawable(){return!0}get isStateSortable(){return!1}get xrayMaterial(){return this.scene.xrayMaterial}get highlightMaterial(){return this.scene.highlightMaterial}get selectedMaterial(){return this.scene.selectedMaterial}get edgeMaterial(){return this.scene.edgeMaterial}getPickViewMatrix(e){return this._viewMatrix?this._viewMatrix:e}createQuantizationRange(e){void 0!==e.id&&null!==e.id?e.aabb?this.error("[createQuantizationRange] Config missing: aabb"):this._quantizationRanges[e.id]?this.error("[createQuantizationRange] QuantizationRange already created: "+e.id):this._quantizationRanges[e.id]={id:e.id,aabb:e.aabb,matrix:so(e.aabb,c.mat4())}:this.error("[createQuantizationRange] Config missing: id")}createGeometry(e){if(void 0!==e.id&&null!==e.id)if(this._geometries[e.id])this.error("[createGeometry] Geometry already created: "+e.id);else if(void 0!==e.primitive&&null!==e.primitive||(e.primitive="triangles"),"points"===e.primitive||"lines"===e.primitive||"triangles"===e.primitive||"solid"===e.primitive||"surface"===e.primitive){if(!e.positions&&!e.positionsCompressed&&!e.buckets)return this.error("[createGeometry] Param expected: `positions`,  `positionsCompressed' or 'buckets"),null;if(e.positionsCompressed&&!e.positionsDecodeMatrix&&!e.positionsDecodeBoundary)return this.error("[createGeometry] Param expected: `positionsDecodeMatrix` or 'positionsDecodeBoundary' (required for `positionsCompressed')"),null;if(e.positionsDecodeMatrix&&e.positionsDecodeBoundary)return this.error("[createGeometry] Only one of these params expected: `positionsDecodeMatrix` or 'positionsDecodeBoundary' (required for `positionsCompressed')"),null;if(e.uvCompressed&&!e.uvDecodeMatrix)return this.error("[createGeometry] Param expected: `uvDecodeMatrix` (required for `uvCompressed')"),null;if(!(e.buckets||e.indices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)){const t=(e.positions||e.positionsCompressed).length/3;e.indices=this._createDefaultIndices(t)}if(!e.buckets&&!e.indices&&"points"!==e.primitive)return this.error(`[createGeometry] Param expected: indices (required for '${e.primitive}' primitive type)`),null;if(e.positionsDecodeBoundary&&(e.positionsDecodeMatrix=so(e.positionsDecodeBoundary,c.mat4())),e.positions){const t=c.collapseAABB3();e.positionsDecodeMatrix=c.mat4(),c.expandAABB3Points3(t,e.positions),e.positionsCompressed=io(e.positions,t,e.positionsDecodeMatrix),e.aabb=t}else if(e.positionsCompressed){const t=c.collapseAABB3();e.positionsDecodeMatrix=new Float64Array(e.positionsDecodeMatrix),e.positionsCompressed=new Uint16Array(e.positionsCompressed),c.expandAABB3Points3(t,e.positionsCompressed),Ht.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}else if(e.buckets){const t=c.collapseAABB3();this._dtxBuckets[e.id]=e.buckets;for(let i=0,s=e.buckets.length;i<s;i++){const s=e.buckets[i];s.positions?c.expandAABB3Points3(t,s.positions):s.positionsCompressed&&c.expandAABB3Points3(t,s.positionsCompressed)}e.positionsDecodeMatrix&&Ht.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}if(e.colorsCompressed&&e.colorsCompressed.length>0)e.colorsCompressed=new Uint8Array(e.colorsCompressed);else if(e.colors&&e.colors.length>0){const t=e.colors,i=new Uint8Array(t.length);for(let e=0,s=t.length;e<s;e++)i[e]=255*t[e];e.colorsCompressed=i}if(e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Lt(e.positions,e.indices,null,5):e.edgeIndices=Lt(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.uv){const t=Ht.getUVBounds(e.uv),i=Ht.compressUVs(e.uv,t.min,t.max);e.uvCompressed=i.quantized,e.uvDecodeMatrix=i.decodeMatrix}else e.uvCompressed&&(e.uvCompressed=new Uint16Array(e.uvCompressed),e.uvDecodeMatrix=new Float64Array(e.uvDecodeMatrix));e.normals&&(e.normals=null),this._geometries[e.id]=e,this._numTriangles+=e.indices?Math.round(e.indices.length/3):0,this.numGeometries++}else this.error(`[createGeometry] Unsupported value for 'primitive': '${e.primitive}' - supported values are 'points', 'lines', 'triangles', 'solid' and 'surface'. Defaulting to 'triangles'.`);else this.error("[createGeometry] Config missing: id")}createTexture(e){const t=e.id;if(null==t)return void this.error("[createTexture] Config missing: id");if(this._textures[t])return void this.error("[createTexture] Texture already created: "+t);if(!e.src&&!e.image&&!e.buffers)return this.error("[createTexture] Param expected: `src`, `image' or 'buffers'"),null;let i=e.minFilter||1008;1006!==i&&1007!==i&&1008!==i&&1005!==i&&1004!==i&&(this.error("[createTexture] Unsupported value for 'minFilter' - \n            supported values are LinearFilter, LinearMipMapNearestFilter, NearestMipMapNearestFilter, \n            NearestMipMapLinearFilter and LinearMipmapLinearFilter. Defaulting to LinearMipmapLinearFilter."),i=1008);let s=e.magFilter||1006;1006!==s&&1003!==s&&(this.error("[createTexture] Unsupported value for 'magFilter' - supported values are LinearFilter and NearestFilter. Defaulting to LinearFilter."),s=1006);let r=e.wrapS||1e3;1001!==r&&1002!==r&&1e3!==r&&(this.error("[createTexture] Unsupported value for 'wrapS' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),r=1e3);let o=e.wrapT||1e3;1001!==o&&1002!==o&&1e3!==o&&(this.error("[createTexture] Unsupported value for 'wrapT' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),o=1e3);let n=e.wrapR||1e3;1001!==n&&1002!==n&&1e3!==n&&(this.error("[createTexture] Unsupported value for 'wrapR' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),n=1e3);let a=e.encoding||3e3;3e3!==a&&3001!==a&&(this.error("[createTexture] Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),a=3e3);const l=new Ms({gl:this.scene.canvas.gl,minFilter:i,magFilter:s,wrapS:r,wrapT:o,wrapR:n,encoding:a});if(e.preloadColor&&l.setPreloadColor(e.preloadColor),e.image){const t=e.image;if(t.crossOrigin="Anonymous",t.compressed){const e=t.data;l.setCompressedData({mipmaps:e,props:{format:e[0].format,minFilter:i,magFilter:s}})}else l.setImage(t,{minFilter:i,magFilter:s,wrapS:r,wrapT:o,wrapR:n,flipY:e.flipY,encoding:a})}else if(e.src){const t=e.src.split(".").pop();switch(t){case"jpeg":case"jpg":case"png":case"gif":const A=new Image;A.onload=()=>{l.setImage(A,{minFilter:i,magFilter:s,wrapS:r,wrapT:o,wrapR:n,flipY:e.flipY,encoding:a}),this.glRedraw()},A.src=e.src;break;default:this._textureTranscoder?_.loadArraybuffer(e.src,(e=>{e.byteLength?this._textureTranscoder.transcode([e],l).then((()=>{this.glRedraw()})):this.error("[createTexture] Can't create texture from 'src': file data is zero length")}),(function(e){this.error(`[createTexture] Can't create texture from 'src': ${e}`)})):this.error(`[createTexture] Can't create texture from 'src' - SceneModel needs to be configured with a TextureTranscoder for this file type ('${t}')`)}}else e.buffers&&(this._textureTranscoder?this._textureTranscoder.transcode(e.buffers,l).then((()=>{this.glRedraw()})):this.error("[createTexture] Can't create texture from 'buffers' - SceneModel needs to be configured with a TextureTranscoder for this option"));this._textures[t]=new DA({id:t,texture:l})}createTextureSet(e){const t=e.id;if(null==t)return void this.error("[createTextureSet] Config missing: id");if(this._textureSets[t])return void this.error(`[createTextureSet] Texture set already created: ${t}`);let i,s,r,o,n;if(void 0!==e.colorTextureId&&null!==e.colorTextureId){if(i=this._textures[e.colorTextureId],!i)return void this.error(`[createTextureSet] Texture not found: ${e.colorTextureId} - ensure that you create it first with createTexture()`)}else i=this._textures.defaultColorTexture;if(void 0!==e.metallicRoughnessTextureId&&null!==e.metallicRoughnessTextureId){if(s=this._textures[e.metallicRoughnessTextureId],!s)return void this.error(`[createTextureSet] Texture not found: ${e.metallicRoughnessTextureId} - ensure that you create it first with createTexture()`)}else s=this._textures.defaultMetalRoughTexture;if(void 0!==e.normalsTextureId&&null!==e.normalsTextureId){if(r=this._textures[e.normalsTextureId],!r)return void this.error(`[createTextureSet] Texture not found: ${e.normalsTextureId} - ensure that you create it first with createTexture()`)}else r=this._textures.defaultNormalsTexture;if(void 0!==e.emissiveTextureId&&null!==e.emissiveTextureId){if(o=this._textures[e.emissiveTextureId],!o)return void this.error(`[createTextureSet] Texture not found: ${e.emissiveTextureId} - ensure that you create it first with createTexture()`)}else o=this._textures.defaultEmissiveTexture;if(void 0!==e.occlusionTextureId&&null!==e.occlusionTextureId){if(n=this._textures[e.occlusionTextureId],!n)return void this.error(`[createTextureSet] Texture not found: ${e.occlusionTextureId} - ensure that you create it first with createTexture()`)}else n=this._textures.defaultOcclusionTexture;const a=new IA({id:t,model:this,colorTexture:i,alphaCutoff:e.alphaCutoff,metallicRoughnessTexture:s,normalsTexture:r,emissiveTexture:o,occlusionTexture:n});return this._textureSets[t]=a,a}createTransform(e){if(void 0===e.id||null===e.id)return void this.error("[createTransform] SceneModel.createTransform() config missing: id");if(this._transforms[e.id])return void this.error(`[createTransform] SceneModel already has a transform with this ID: ${e.id}`);let t;if(e.parentTransformId&&(t=this._transforms[e.parentTransformId],!t))return void this.error("[createTransform] SceneModel.createTransform() config missing: id");const i=new oh({id:e.id,model:this,parent:t,matrix:e.matrix,position:e.position,scale:e.scale,rotation:e.rotation,quaternion:e.quaternion});return this._transforms[i.id]=i,i}createMesh(e){if(void 0===e.id||null===e.id)return this.error("[createMesh] SceneModel.createMesh() config missing: id"),!1;if(this._meshes[e.id])return this.error(`[createMesh] SceneModel already has a mesh with this ID: ${e.id}`),!1;if(!(void 0!==e.geometryId)){if(void 0!==e.primitive&&null!==e.primitive||(e.primitive="triangles"),"points"!==e.primitive&&"lines"!==e.primitive&&"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)return this.error(`Unsupported value for 'primitive': '${primitive}'  ('geometryId' is absent) - supported values are 'points', 'lines', 'triangles', 'solid' and 'surface'.`),!1;if(!e.positions&&!e.positionsCompressed&&!e.buckets)return this.error("Param expected: 'positions',  'positionsCompressed' or `buckets`  ('geometryId' is absent)"),!1;if(e.positions&&(e.positionsDecodeMatrix||e.positionsDecodeBoundary))return this.error("Illegal params: 'positions' not expected with 'positionsDecodeMatrix'/'positionsDecodeBoundary' ('geometryId' is absent)"),!1;if(e.positionsCompressed&&!e.positionsDecodeMatrix&&!e.positionsDecodeBoundary)return this.error("Param expected: 'positionsCompressed' should be accompanied by 'positionsDecodeMatrix'/'positionsDecodeBoundary' ('geometryId' is absent)"),!1;if(e.uvCompressed&&!e.uvDecodeMatrix)return this.error("Param expected: 'uvCompressed' should be accompanied by `uvDecodeMatrix` ('geometryId' is absent)"),!1;if(!(e.buckets||e.indices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)){const t=(e.positions||e.positionsCompressed).length/3;e.indices=this._createDefaultIndices(t)}if(!e.buckets&&!e.indices&&"points"!==e.primitive)return e.indices=this._createDefaultIndices(numIndices),this.error(`Param expected: indices (required for '${e.primitive}' primitive type)`),!1;if((e.matrix||e.position||e.rotation||e.scale)&&(e.positionsCompressed||e.positionsDecodeBoundary))return this.error("Unexpected params: 'matrix', 'rotation', 'scale', 'position' not allowed with 'positionsCompressed'"),!1;const t=!(!this._dtxEnabled||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||e.textureSetId);if(e.origin=e.origin?c.addVec3(this._origin,e.origin,c.vec3()):this._origin,e.matrix)e.meshMatrix=e.matrix;else if(e.scale||e.rotation||e.position||e.quaternion){const t=e.scale||Ah,i=e.position||hh;e.rotation?(c.eulerToQuaternion(e.rotation,"XYZ",lh),e.meshMatrix=c.composeMat4(i,lh,t,c.mat4())):e.meshMatrix=c.composeMat4(i,e.quaternion||ch,t,c.mat4())}if(e.positionsDecodeBoundary&&(e.positionsDecodeMatrix=so(e.positionsDecodeBoundary,c.mat4())),t){if(e.type=2,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):dh,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.positions){const t=c.vec3(),i=[];X(e.positions,i,t)&&(e.positions=i,e.origin=c.addVec3(e.origin,t,t))}if(e.positions){const t=c.collapseAABB3();e.positionsDecodeMatrix=c.mat4(),c.expandAABB3Points3(t,e.positions),e.positionsCompressed=io(e.positions,t,e.positionsDecodeMatrix),e.aabb=t}else if(e.positionsCompressed){const t=c.collapseAABB3();c.expandAABB3Points3(t,e.positionsCompressed),Ht.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}if(e.buckets){const t=c.collapseAABB3();for(let i=0,s=e.buckets.length;i<s;i++){const s=e.buckets[i];s.positions?c.expandAABB3Points3(t,s.positions):s.positionsCompressed&&c.expandAABB3Points3(t,s.positionsCompressed)}e.positionsDecodeMatrix&&Ht.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}e.meshMatrix&&(c.AABB3ToOBB3(e.aabb,ah),c.transformOBB3(e.meshMatrix,ah),c.OBB3ToAABB3(ah,e.aabb)),e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Lt(e.positions,e.indices,null,2):e.edgeIndices=Lt(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.buckets||(e.buckets=fh(e,this._enableVertexWelding&&this._enableIndexBucketing))}else{if(e.type=1,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):[255,255,255],e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.metallic=void 0!==e.metallic&&null!==e.metallic?Math.floor(255*e.metallic):0,e.roughness=void 0!==e.roughness&&null!==e.roughness?Math.floor(255*e.roughness):255,e.positions){const t=[];X(e.positions,t,nh)&&(e.positions=t,e.origin=c.addVec3(e.origin,nh,c.vec3()))}if(e.positions){const t=c.collapseAABB3();e.meshMatrix&&(c.transformPositions3(e.meshMatrix,e.positions,e.positions),e.meshMatrix=null),c.expandAABB3Points3(t,e.positions),e.aabb=t}else{const t=c.collapseAABB3();c.expandAABB3Points3(t,e.positionsCompressed),Ht.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}if(e.meshMatrix&&(c.AABB3ToOBB3(e.aabb,ah),c.transformOBB3(e.meshMatrix,ah),c.OBB3ToAABB3(ah,e.aabb)),e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Lt(e.positions,e.indices,null,2):e.edgeIndices=Lt(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.textureSetId&&(e.textureSet=this._textureSets[e.textureSetId],!e.textureSet))return this.error(`[createMesh] Texture set not found: ${e.textureSetId} - ensure that you create it first with createTextureSet()`),!1}}else{if(e.positions||e.positionsCompressed||e.indices||e.edgeIndices||e.normals||e.normalsCompressed||e.uv||e.uvCompressed||e.positionsDecodeMatrix)return this.error("Mesh geometry parameters not expected when instancing a geometry (not expected: positions, positionsCompressed, indices, edgeIndices, normals, normalsCompressed, uv, uvCompressed, positionsDecodeMatrix)"),!1;if(e.geometry=this._geometries[e.geometryId],!e.geometry)return this.error(`[createMesh] Geometry not found: ${e.geometryId} - ensure that you create it first with createGeometry()`),!1;if(e.origin=e.origin?c.addVec3(this._origin,e.origin,c.vec3()):this._origin,e.positionsDecodeMatrix=e.geometry.positionsDecodeMatrix,e.transformId){if(e.transform=this._transforms[e.transformId],!e.transform)return this.error(`[createMesh] Transform not found: ${e.transformId} - ensure that you create it first with createTransform()`),!1;e.aabb=e.geometry.aabb}else{if(e.matrix)e.meshMatrix=e.matrix;else if(e.scale||e.rotation||e.position||e.quaternion){const t=e.scale||Ah,i=e.position||hh;e.rotation?(c.eulerToQuaternion(e.rotation,"XYZ",lh),e.meshMatrix=c.composeMat4(i,lh,t,c.mat4())):e.meshMatrix=c.composeMat4(i,e.quaternion||ch,t,c.mat4())}c.AABB3ToOBB3(e.geometry.aabb,ah),c.transformOBB3(e.meshMatrix,ah),e.aabb=c.OBB3ToAABB3(ah,c.AABB3())}if(!(!this._dtxEnabled||"triangles"!==e.geometry.primitive&&"solid"!==e.geometry.primitive&&"surface"!==e.geometry.primitive||e.textureSetId)){e.type=2,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):dh,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255;let t=this._dtxBuckets[e.geometryId];t||(t=fh(e.geometry,this._enableVertexWelding,this._enableIndexBucketing),this._dtxBuckets[e.geometryId]=t),e.buckets=t}else e.type=0,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):dh,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.metallic=void 0!==e.metallic&&null!==e.metallic?Math.floor(255*e.metallic):0,e.roughness=void 0!==e.roughness&&null!==e.roughness?Math.floor(255*e.roughness):255,e.textureSetId&&(e.textureSet=this._textureSets[e.textureSetId])}return e.numPrimitives=this._getNumPrimitives(e),this._createMesh(e)}_createDefaultIndices(e){const t=[];for(let i=0;i<e;i++)t.push(i);return t}_createMesh(e){const t=new ar(this,e.id,e.color,e.opacity,e.transform,e.textureSet);t.pickId=this.scene._renderer.getPickID(t);const i=t.pickId,s=i>>24&255,r=i>>16&255,o=i>>8&255,n=255&i;switch(e.pickColor=new Uint8Array([n,o,r,s]),e.solid="solid"===e.primitive,t.origin=c.vec3(e.origin),e.type){case 2:t.layer=this._getDTXLayer(e),t.aabb=e.aabb;break;case 1:t.layer=this._getVBOBatchingLayer(e),t.aabb=e.aabb;break;case 0:t.layer=this._getVBOInstancingLayer(e),t.aabb=e.aabb}return e.transform&&(e.meshMatrix=e.transform.worldMatrix),t.portionId=t.layer.createPortion(t,e),t.numPrimitives=e.numPrimitives,this._meshes[e.id]=t,this._unusedMeshes[e.id]=t,this._meshList.push(t),t}_getNumPrimitives(e){let t=0;switch(e.geometry?e.geometry.primitive:e.primitive){case"triangles":case"solid":case"surface":switch(e.type){case 2:for(let i=0,s=e.buckets.length;i<s;i++)t+=e.buckets[i].indices.length;break;case 1:t+=e.indices.length;break;case 0:t+=e.geometry.indices.length}return Math.round(t/3);case"points":switch(e.type){case 2:for(let i=0,s=e.buckets.length;i<s;i++)t+=e.buckets[i].positionsCompressed.length;break;case 1:t+=e.positions?e.positions.length:e.positionsCompressed.length;break;case 0:const i=e.geometry;t+=i.positions?i.positions.length:i.positionsCompressed.length}return Math.round(t);case"lines":case"line-strip":switch(e.type){case 2:for(let i=0,s=e.buckets.length;i<s;i++)t+=e.buckets[i].indices.length;break;case 1:t+=e.indices.length;break;case 0:t+=e.geometry.indices.length}return Math.round(t/2)}return 0}_getDTXLayer(e){const t=e.origin,i=e.geometry?e.geometry.primitive:e.primitive,s=`.${i}.${Math.round(t[0])}.${Math.round(t[1])}.${Math.round(t[2])}`;let r=this._dtxLayers[s];if(r){if(r.canCreatePortion(e))return r;delete this._dtxLayers[s],r=null}switch(i){case"triangles":case"solid":case"surface":r=new FA(this,{layerIndex:0,origin:t,primitive:i});break;case"lines":r=new ol(this,{layerIndex:0,origin:t,primitive:i});break;default:return}return this._dtxLayers[s]=r,this.layerList.push(r),this._layersToFinalize.push(r),r}_getVBOBatchingLayer(e){const t=this,i=e.origin;e.renderLayer;const s=e.positionsDecodeMatrix||e.positionsDecodeBoundary?this._createHashStringFromMatrix(e.positionsDecodeMatrix||e.positionsDecodeBoundary):"-",r=e.textureSetId||"-",o=`${Math.round(i[0])}.${Math.round(i[1])}.${Math.round(i[2])}.${e.primitive}.${s}.${r}`;let n=this._vboBatchingLayers[o];if(n)return n;let a=e.textureSet;for(;!n;){switch(e.primitive){case"triangles":case"solid":case"surface":n=new mo({model:t,textureSet:a,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize,solid:"solid"===e.primitive,autoNormals:!0,primitive:e.primitive});break;case"lines":n=new En({model:t,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize,primitive:e.primitive});break;case"points":n=new fa({model:t,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize,primitive:e.primitive})}const s=e.positionsCompressed?e.positionsCompressed.length:e.positions.length;("points"===e.primitive?n.canCreatePortion(s):n.canCreatePortion(s,e.indices.length))||(n.finalize(),delete this._vboBatchingLayers[o],n=null)}return this._vboBatchingLayers[o]=n,this.layerList.push(n),this._layersToFinalize.push(n),n}_createHashStringFromMatrix(e){const t=e.join("");let i=0;for(let e=0;e<t.length;e++){i=(i<<5)-i+t.charCodeAt(e),i|=0}return(i>>>0).toString(16)}_getVBOInstancingLayer(e){const t=this,i=e.origin,s=e.textureSetId||"-",r=e.geometryId,o=`${Math.round(i[0])}.${Math.round(i[1])}.${Math.round(i[2])}.${s}.${r}`;let n=this._vboInstancingLayers[o];if(n)return n;let a=e.textureSet;const l=e.geometry;for(;!n;)switch(l.primitive){case"triangles":case"surface":n=new An({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0,solid:!1});break;case"solid":n=new An({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0,solid:!0});break;case"lines":n=new Xn({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0});break;case"points":n=new Qa({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0})}return this._vboInstancingLayers[o]=n,this.layerList.push(n),this._layersToFinalize.push(n),n}createEntity(e){if(void 0===e.id?e.id=c.createUUID():this.scene.components[e.id]&&(this.error(`Scene already has a Component with this ID: ${e.id} - will assign random ID`),e.id=c.createUUID()),void 0===e.meshIds)return void this.error("Config missing: meshIds");let t=0;return this._visible&&!1!==e.visible&&(t|=Y),this._pickable&&!1!==e.pickable&&(t|=q),this._culled&&!1!==e.culled&&(t|=Z),this._clippable&&!1!==e.clippable&&(t|=$),this._collidable&&!1!==e.collidable&&(t|=ee),this._edges&&!1!==e.edges&&(t|=re),this._xrayed&&!1!==e.xrayed&&(t|=te),this._highlighted&&!1!==e.highlighted&&(t|=ie),this._selected&&!1!==e.selected&&(t|=se),e.flags=t,this._createEntity(e)}_createEntity(e){let t=[];for(let i=0,s=e.meshIds.length;i<s;i++){const s=e.meshIds[i];let r=this._meshes[s];r?r.parent?this.error(`Mesh with ID "${s}" already belongs to object with ID "${r.parent.id}" - ignoring this mesh`):(t.push(r),delete this._unusedMeshes[s]):this.error(`Mesh with this ID not found: "${s}" - ignoring this mesh`)}const i=new ae(this,e.isObject,e.id,t,e.flags,!0);return this._entityList.push(i),this._entities[e.id]=i,this._entitiesToFinalize.push(i),this.numEntities++,i}preFinalize(){if(this.destroyed)return!1;if(0===this._layersToFinalize.length)return!1;this._createDummyEntityForUnusedMeshes();for(let e=0,t=this._layersToFinalize.length;e<t;e++){this._layersToFinalize[e].finalize()}this._vboBatchingLayers={},this._vboInstancingLayers={},this._dtxLayers={},this._layersToFinalize=[];for(let e=0,t=this._entitiesToFinalize.length;e<t;e++){this._entitiesToFinalize[e]._finalize()}for(let e=0,t=this._entitiesToFinalize.length;e<t;e++){this._entitiesToFinalize[e]._finalize2()}this._entitiesToFinalize=[],this.scene._aabbDirty=!0,this._viewMatrixDirty=!0,this._matrixDirty=!0,this._aabbDirty=!0,this._setWorldMatrixDirty(),this._sceneModelDirty(),this.position=this._position,this.layerList.sort(((e,t)=>e.sortId<t.sortId?-1:e.sortId>t.sortId?1:0));for(let e=0,t=this.layerList.length;e<t;e++){this.layerList[e].layerIndex=e}this.glRedraw(),this._layersFinalized=!0}finalize(){this.destroyed||(this.preFinalize(),this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={})}stateSortCompare(e,t){}rebuildRenderFlags(){this.renderFlags.reset(),this._updateRenderFlagsVisibleLayers(),this.renderFlags.numLayers>0&&0===this.renderFlags.numVisibleLayers?this.renderFlags.culled=!0:this._updateRenderFlags()}_updateRenderFlagsVisibleLayers(){const e=this.renderFlags;e.numLayers=this.layerList.length,e.numVisibleLayers=0;for(let t=0,i=this.layerList.length;t<i;t++){const i=this.layerList[t];this._getActiveSectionPlanesForLayer(i)&&(e.visibleLayers[e.numVisibleLayers++]=t)}}_createDummyEntityForUnusedMeshes(){const e=Object.keys(this._unusedMeshes);if(e.length>0){const t=`${this.id}-${c.createUUID()}`;this.warn(`Creating dummy SceneModelEntity "${t}" for unused SceneMeshes: [${e.join(",")}]`),this.createEntity({id:t,meshIds:e,isObject:!0})}this._unusedMeshes={}}_getActiveSectionPlanesForLayer(e){const t=this.renderFlags,i=this.scene._sectionPlanesState.sectionPlanes,s=i.length,r=e.layerIndex*s;if(s>0)for(let e=0;e<s;e++){i[e].active?(t.sectionPlanesActivePerLayer[r+e]=!0,t.sectioned=!0):t.sectionPlanesActivePerLayer[r+e]=!1}return!0}_updateRenderFlags(){if(0===this.numVisibleLayerPortions)return;if(this.numCulledLayerPortions===this.numPortions)return;const e=this.renderFlags;if(e.colorOpaque=this.numTransparentLayerPortions<this.numPortions,this.numTransparentLayerPortions>0&&(e.colorTransparent=!0),this.numXRayedLayerPortions>0){const t=this.scene.xrayMaterial._state;t.fill&&(t.fillAlpha<1?e.xrayedSilhouetteTransparent=!0:e.xrayedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.xrayedEdgesTransparent=!0:e.xrayedEdgesOpaque=!0)}if(this.numEdgesLayerPortions>0){this.scene.edgeMaterial._state.edges&&(e.edgesOpaque=this.numTransparentLayerPortions<this.numPortions,this.numTransparentLayerPortions>0&&(e.edgesTransparent=!0))}if(this.numSelectedLayerPortions>0){const t=this.scene.selectedMaterial._state;t.fill&&(t.fillAlpha<1?e.selectedSilhouetteTransparent=!0:e.selectedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.selectedEdgesTransparent=!0:e.selectedEdgesOpaque=!0)}if(this.numHighlightedLayerPortions>0){const t=this.scene.highlightMaterial._state;t.fill&&(t.fillAlpha<1?e.highlightedSilhouetteTransparent=!0:e.highlightedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.highlightedEdgesTransparent=!0:e.highlightedEdgesOpaque=!0)}}drawColorOpaque(e,t){const i=this.renderFlags;for(let t=0,s=i.visibleLayers.length;t<s;t++){const s=i.visibleLayers[t];this.layerList[s].drawColorOpaque(i,e)}}drawColorTransparent(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawColorTransparent(t,e)}}drawDepth(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawDepth(t,e)}}drawNormals(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawNormals(t,e)}}drawSilhouetteXRayed(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawSilhouetteXRayed(t,e)}}drawSilhouetteHighlighted(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawSilhouetteHighlighted(t,e)}}drawSilhouetteSelected(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawSilhouetteSelected(t,e)}}drawEdgesColorOpaque(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesColorOpaque(t,e)}}drawEdgesColorTransparent(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesColorTransparent(t,e)}}drawEdgesXRayed(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesXRayed(t,e)}}drawEdgesHighlighted(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesHighlighted(t,e)}}drawEdgesSelected(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesSelected(t,e)}}drawOcclusion(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawOcclusion(t,e)}}drawShadow(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawShadow(t,e)}}setPickMatrices(e,t){if(0===this._numVisibleLayerPortions)return;const i=this.renderFlags;for(let s=0,r=i.visibleLayers.length;s<r;s++){const r=i.visibleLayers[s],o=this.layerList[r];o.setPickMatrices&&o.setPickMatrices(e,t)}}drawPickMesh(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawPickMesh(t,e)}}drawPickDepths(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawPickDepths(t,e)}}drawPickNormals(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawPickNormals(t,e)}}drawSnapInit(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i],r=this.layerList[s];r.drawSnapInit&&(e.snapPickOrigin=[0,0,0],e.snapPickCoordinateScale=[1,1,1],e.snapPickLayerNumber++,r.drawSnapInit(t,e),e.snapPickLayerParams[e.snapPickLayerNumber]={origin:e.snapPickOrigin.slice(),coordinateScale:e.snapPickCoordinateScale.slice()})}}drawSnap(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i],r=this.layerList[s];r.drawSnap&&(e.snapPickOrigin=[0,0,0],e.snapPickCoordinateScale=[1,1,1],e.snapPickLayerNumber++,r.drawSnap(t,e),e.snapPickLayerParams[e.snapPickLayerNumber]={origin:e.snapPickOrigin.slice(),coordinateScale:e.snapPickCoordinateScale.slice()})}}destroy(){for(let e in this._vboBatchingLayers)this._vboBatchingLayers.hasOwnProperty(e)&&this._vboBatchingLayers[e].destroy();this._vboBatchingLayers={};for(let e in this._vboInstancingLayers)this._vboInstancingLayers.hasOwnProperty(e)&&this._vboInstancingLayers[e].destroy();this._vboInstancingLayers={},this.scene.camera.off(this._onCameraViewMatrix),this.scene.off(this._onTick);for(let e=0,t=this.layerList.length;e<t;e++)this.layerList[e].destroy();this.layerList=[];for(let e=0,t=this._entityList.length;e<t;e++)this._entityList[e]._destroy();this._layersToFinalize={},this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={},this._meshes={},this._entities={},this.scene._aabbDirty=!0,this._isModel&&this.scene._deregisterModel(this),0!==Ar&&(Ar--,0===Ar&&lr._clear()),super.destroy()}}function fh(e,t,i){let s,r,o,n;if(t||i?[s,r,o]=WA({positionsCompressed:e.positionsCompressed,indices:e.indices,edgeIndices:e.edgeIndices}):(s=e.positionsCompressed,r=e.indices,o=e.edgeIndices),i){n=ZA({positionsCompressed:s,indices:r,edgeIndices:o},s.length/3>65536?16:8)}else n=[{positionsCompressed:s,indices:r,edgeIndices:o}];return n}class gh extends D{constructor(e,t={}){if(super(e,t),this._positions=t.positions||[],t.indices)this._indices=t.indices;else{this._indices=[];for(let e=0,t=this._positions.length/3-1;e<t;e+=2)this._indices.push(e),this._indices.push(e+1)}this._sceneModel=new ph(this,{isModel:!1}),this._sceneModel.createMesh({id:"linesMesh",primitive:"lines",positions:this._positions,indices:this._indices}),this._sceneModel.createEntity({meshIds:["linesMesh"],visible:t.visible,clippable:t.clippable,collidable:t.collidable}),this._sceneModel.finalize(),this.scene._lineSetCreated(this)}set visible(e){this._sceneModel.visible=e}get visible(){return this._sceneModel.visible}get positions(){return this._positions}get indices(){return this._indices}destroy(){super.destroy(),this.scene._lineSetDestroyed(this)}}const mh=c.vec3(),_h=c.vec3(),vh=c.vec3(),bh=c.vec3();function yh(e){return{x:e[0],y:e[1],z:e[2]}}function xh(e,t){return(t=new Float64Array(3))[0]=e.x,t[1]=e.y,t[2]=e.z,t}function Bh(e){return new Float64Array([e[0],-e[2],e[1]])}function wh(e){return new Float64Array([e[0],e[2],-e[1]])}const Ph=c.vec3(),Ch=c.vec3(),Mh=(e,t,i,s)=>{var r=e-i,o=t-s;return Math.sqrt(r*r+o*o)};class Eh extends D{constructor(e,t={}){if(super(e.viewer.scene,t),this.plugin=e,this._container=t.container,!this._container)throw"config missing: container";this._eventSubs={};var i=this.plugin.viewer.scene;this._originWorld=c.vec3(),this._targetWorld=c.vec3(),this._wp=new Float64Array(24),this._vp=new Float64Array(24),this._pp=new Float64Array(24),this._cp=new Float64Array(8),this._xAxisLabelCulled=!1,this._yAxisLabelCulled=!1,this._zAxisLabelCulled=!1,this._color=t.color||this.plugin.defaultColor;const s=t.onMouseOver?e=>{t.onMouseOver(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseover",e))}:null,r=t.onMouseLeave?e=>{t.onMouseLeave(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseleave",e))}:null,o=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousedown",e))},n=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseup",e))},a=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousemove",e))},l=t.onContextMenu?e=>{t.onContextMenu(e,this)}:null,A=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))};this._originDot=new de(i,t.origin,this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._targetDot=new de(i,t.target,this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._lengthWire=new me(this._container,{color:this._color,thickness:2,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._xAxisWire=new me(this._container,{color:"#FF0000",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._yAxisWire=new me(this._container,{color:"green",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._zAxisWire=new me(this._container,{color:"blue",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._lengthLabel=new _e(this._container,{fillColor:this._color,prefix:"",text:"",zIndex:void 0!==e.zIndex?e.zIndex+4:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._xAxisLabel=new _e(this._container,{fillColor:"red",prefix:"X",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._yAxisLabel=new _e(this._container,{fillColor:"green",prefix:"Y",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._zAxisLabel=new _e(this._container,{fillColor:"blue",prefix:"Z",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._measurementOrientation="Horizontal",this._wpDirty=!1,this._vpDirty=!1,this._cpDirty=!1,this._sectionPlanesDirty=!0,this._visible=!1,this._originVisible=!1,this._targetVisible=!1,this._useRotationAdjustment=!1,this._wireVisible=!1,this._axisVisible=!1,this._xAxisVisible=!1,this._yAxisVisible=!1,this._zAxisVisible=!1,this._axisEnabled=!0,this._xLabelEnabled=!1,this._yLabelEnabled=!1,this._zLabelEnabled=!1,this._lengthLabelEnabled=!1,this._labelsVisible=!1,this._labelsOnWires=!1,this._clickable=!1,this._originDot.on("worldPos",(e=>{this._originWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._targetDot.on("worldPos",(e=>{this._targetWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._onViewMatrix=i.camera.on("viewMatrix",(()=>{this._vpDirty=!0,this._needUpdate(0)})),this._onProjMatrix=i.camera.on("projMatrix",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onCanvasBoundary=i.canvas.on("boundary",(()=>{this._cpDirty=!0,this._needUpdate(0)})),this._onMetricsUnits=i.metrics.on("units",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onMetricsScale=i.metrics.on("scale",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onMetricsOrigin=i.metrics.on("origin",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onSectionPlaneUpdated=i.on("sectionPlaneUpdated",(()=>{this._sectionPlanesDirty=!0,this._needUpdate()})),this.approximate=t.approximate,this.visible=t.visible,this.originVisible=t.originVisible,this.targetVisible=t.targetVisible,this.wireVisible=t.wireVisible,this.axisVisible=t.axisVisible,this.xAxisVisible=t.xAxisVisible,this.yAxisVisible=t.yAxisVisible,this.zAxisVisible=t.zAxisVisible,this.xLabelEnabled=t.xLabelEnabled,this.yLabelEnabled=t.yLabelEnabled,this.zLabelEnabled=t.zLabelEnabled,this.lengthLabelEnabled=t.lengthLabelEnabled,this.labelsVisible=t.labelsVisible,this.labelsOnWires=t.labelsOnWires,this._useRotationAdjustment=t.useRotationAdjustment,this._axesBasis=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]}set axesBasis(e){this._axesBasis=e.slice(),this._wpDirty=!0,this._needUpdate(0)}get axesBasis(){return this._axesBasis}_update(){if(!this._visible)return;const e=this.plugin.viewer.scene;if(this._wpDirty){const e=c.subVec3(this._targetWorld,this._originWorld,Ch);this._factors=c.transformVec3(this._axesBasis,e),this._measurementOrientation=function(e,t,i){return Math.abs(t[1]-e[1])>i?"Vertical":"Horizontal"}(this._originWorld,this._targetWorld,0),"Vertical"===this._measurementOrientation&&this._useRotationAdjustment?(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._originWorld[0],this._wp[5]=this._originWorld[1],this._wp[6]=this._originWorld[2],this._wp[7]=1,this._wp[8]=this._originWorld[0],this._wp[9]=this._targetWorld[1],this._wp[10]=this._originWorld[2],this._wp[11]=1,this._wp[12]=this._targetWorld[0],this._wp[13]=this._targetWorld[1],this._wp[14]=this._targetWorld[2],this._wp[15]=1):(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._originWorld[0]+this._axesBasis[0]*this._factors[0],this._wp[5]=this._originWorld[1]+this._axesBasis[4]*this._factors[0],this._wp[6]=this._originWorld[2]+this._axesBasis[8]*this._factors[0],this._wp[7]=1,this._wp[8]=this._originWorld[0]+this._axesBasis[0]*this._factors[0]+this._axesBasis[1]*this._factors[1],this._wp[9]=this._originWorld[1]+this._axesBasis[4]*this._factors[0]+this._axesBasis[5]*this._factors[1],this._wp[10]=this._originWorld[2]+this._axesBasis[8]*this._factors[0]+this._axesBasis[9]*this._factors[1],this._wp[11]=1,this._wp[12]=this._targetWorld[0],this._wp[13]=this._targetWorld[1],this._wp[14]=this._targetWorld[2],this._wp[15]=1),this._wpDirty=!1,this._vpDirty=!0}if(this._vpDirty&&(c.transformPositions4(e.camera.viewMatrix,this._wp,this._vp),this._vp[3]=1,this._vp[7]=1,this._vp[11]=1,this._vp[15]=1,this._vpDirty=!1,this._cpDirty=!0),this._sectionPlanesDirty){if(this._isSliced(this._originWorld)||this._isSliced(this._targetWorld))return this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0),this._lengthLabel.setCulled(!0),this._xAxisWire.setCulled(!0),this._yAxisWire.setCulled(!0),this._zAxisWire.setCulled(!0),this._lengthWire.setCulled(!0),this._originDot.setCulled(!0),void this._targetDot.setCulled(!0);this._xAxisLabel.setCulled(!1),this._yAxisLabel.setCulled(!1),this._zAxisLabel.setCulled(!1),this._lengthLabel.setCulled(!1),this._xAxisWire.setCulled(!1),this._yAxisWire.setCulled(!1),this._zAxisWire.setCulled(!1),this._lengthWire.setCulled(!1),this._originDot.setCulled(!1),this._targetDot.setCulled(!1),this._sectionPlanesDirty=!0}const t=this._originDot.viewPos[2],i=this._targetDot.viewPos[2];if(t>-.3||i>-.3)return this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0),this._lengthLabel.setCulled(!0),this._xAxisWire.setVisible(!1),this._yAxisWire.setVisible(!1),this._zAxisWire.setVisible(!1),this._lengthWire.setVisible(!1),this._originDot.setVisible(!1),void this._targetDot.setVisible(!1);if(this._cpDirty){c.transformPositions4(e.camera.project.matrix,this._vp,this._pp);var s=this._pp,r=this._cp,o=e.canvas.canvas.getBoundingClientRect();const t=this._container.getBoundingClientRect();var n=o.top-t.top,a=o.left-t.left,l=e.canvas.boundary,A=l[2],h=l[3],u=0;const i=this.plugin.viewer.scene.metrics,f=i.scale,g=i.units,m=i.unitsInfo[g].abbrev;for(var d=0,p=s.length;d<p;d+=4)r[u]=a+Math.floor((1+s[d+0]/s[d+3])*A/2),r[u+1]=n+Math.floor((1-s[d+1]/s[d+3])*h/2),u+=2;if(this._lengthWire.setStartAndEnd(r[0],r[1],r[6],r[7]),this._xAxisWire.setStartAndEnd(r[0],r[1],r[2],r[3]),this._yAxisWire.setStartAndEnd(r[2],r[3],r[4],r[5]),this._zAxisWire.setStartAndEnd(r[4],r[5],r[6],r[7]),this.labelsVisible){if(this._lengthLabel.setPosOnWire(r[0],r[1],r[6],r[7]),this.labelsOnWires)this._xAxisLabel.setPosOnWire(r[0],r[1],r[2],r[3]),this._yAxisLabel.setPosOnWire(r[2],r[3],r[4],r[5]),this._zAxisLabel.setPosOnWire(r[4],r[5],r[6],r[7]);else{const e=35;let t=e;this._xAxisLabel.setPosOnWire(r[0],r[1]+t,r[6],r[7]+t),t+=e,this._yAxisLabel.setPosOnWire(r[0],r[1]+t,r[6],r[7]+t),t+=e,this._zAxisLabel.setPosOnWire(r[0],r[1]+t,r[6],r[7]+t)}const e=this._approximate?" ~ ":" = ";this._length=Math.abs(c.lenVec3(c.subVec3(this._targetWorld,this._originWorld,Ph))),this._lengthLabel.setText(e+(this._length*f).toFixed(2)+m);const t=Math.abs(Mh(r[0],r[1],r[2],r[3])),i=Math.abs(Mh(r[2],r[3],r[4],r[5])),s=Math.abs(Mh(r[4],r[5],r[6],r[7])),o=this.plugin.labelMinAxisLength;this.labelsOnWires?(this._xAxisLabelCulled=t<o,this._yAxisLabelCulled=i<o,this._zAxisLabelCulled=s<o):(this._xAxisLabelCulled=!1,this._yAxisLabelCulled=!1,this._zAxisLabelCulled=!1),this._xAxisLabelCulled?this._xAxisLabel.setCulled(!0):(this._xAxisLabel.setText(e+Math.abs(this._factors[0]*f).toFixed(2)+m),this._xAxisLabel.setCulled(!this.axisVisible)),this._yAxisLabelCulled?this._yAxisLabel.setCulled(!0):(this._yAxisLabel.setText(e+Math.abs(this._factors[1]*f).toFixed(2)+m),this._yAxisLabel.setCulled(!this.axisVisible)),this._zAxisLabelCulled?this._zAxisLabel.setCulled(!0):("Vertical"===this._measurementOrientation&&this._useRotationAdjustment?(this._zAxisLabel.setPrefix(""),this._zAxisLabel.setText(e+Math.abs(c.lenVec3(c.subVec3(this._targetWorld,[this._originWorld[0],this._targetWorld[1],this._originWorld[2]],Ph))*f).toFixed(2)+m)):(this._zAxisLabel.setPrefix("Z"),this._zAxisLabel.setText(e+Math.abs(this._factors[2]*f).toFixed(2)+m)),this._zAxisLabel.setCulled(!this.axisVisible))}else this._lengthLabel.setCulled(!0),this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0);this._originDot.setVisible(this._visible&&this._originVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._xAxisWire.setVisible(this.axisVisible&&this.xAxisVisible),this._yAxisWire.setVisible(this.axisVisible&&this.yAxisVisible),this._zAxisWire.setVisible(this.axisVisible&&this.zAxisVisible),this._lengthWire.setVisible(this.wireVisible),this._lengthLabel.setCulled(!this.wireVisible),this._cpDirty=!1}}_isSliced(e){const t=this.scene._sectionPlanesState.sectionPlanes;for(let i=0,s=t.length;i<s;i++){const s=t[i];if(c.planeClipsPositions3(s.pos,s.dir,e,4))return!0}return!1}set approximate(e){e=!1!==e,this._approximate!==e&&(this._approximate=e,this._cpDirty=!0,this._needUpdate(0))}get approximate(){return this._approximate}get origin(){return this._originDot}get target(){return this._targetDot}get length(){this._update();const e=this.plugin.viewer.scene.metrics.scale;return this._length*e}get color(){return this._color}set color(e){this._color=e,this._originDot.setFillColor(e),this._targetDot.setFillColor(e),this._lengthWire.setColor(e),this._lengthLabel.setFillColor(e)}set visible(e){e=void 0!==e?Boolean(e):this.plugin.defaultVisible,this._visible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._lengthWire.setVisible(this._visible&&this._wireVisible),this._lengthLabel.setVisible(this._visible&&this._wireVisible&&this._lengthLabelEnabled);const t=this._visible&&this._axisVisible&&this._xAxisVisible,i=this._visible&&this._axisVisible&&this._yAxisVisible,s=this._visible&&this._axisVisible&&this._zAxisVisible;this._xAxisWire.setVisible(t),this._yAxisWire.setVisible(i),this._zAxisWire.setVisible(s),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._EnabledVisible),this._yAxisLabel.setVisible(i&&!this._yAxisLabelCulled&&this._yLabelEnabled),this._zAxisLabel.setVisible(s&&!this._zAxisLabelCulled&&this._zLabelEnabled),this._cpDirty=!0,this._needUpdate()}get visible(){return this._visible}set originVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultOriginVisible,this._originVisible=e,this._originDot.setVisible(this._visible&&this._originVisible)}get originVisible(){return this._originVisible}set targetVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultTargetVisible,this._targetVisible=e,this._targetDot.setVisible(this._visible&&this._targetVisible)}get targetVisible(){return this._targetVisible}set useRotationAdjustment(e){e=void 0!==e?Boolean(e):this.plugin.useRotationAdjustment,this._useRotationAdjustment=e}get useRotationAdjustment(){return this._useRotationAdjustment}set axisEnabled(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._axisEnabled=e;var t=this._visible&&this._axisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t&&this._xAxisVisible),this._yAxisWire.setVisible(t&&this._yAxisVisible),this._zAxisWire.setVisible(t&&this._zAxisVisible),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xAxisVisible&&this._xLabelEnabled),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._xAxisVisible&&this._yLabelEnabled),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._xAxisVisible&&this._zLabelEnabled),this._cpDirty=!0,this._needUpdate()}get axisEnabled(){return this._axisEnabled}set axisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._axisVisible=e;var t=this._visible&&this._axisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t&&this._xAxisVisible),this._yAxisWire.setVisible(t&&this._yAxisVisible),this._zAxisWire.setVisible(t&&this._zAxisVisible),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xAxisVisible),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._yAxisVisible),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._zAxisVisible),this._cpDirty=!0,this._needUpdate()}get axisVisible(){return this._axisVisible}set xAxisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._xAxisVisible=e;const t=this._visible&&this._axisVisible&&this._xAxisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xLabelEnabled),this._cpDirty=!0,this._needUpdate()}get xAxisVisible(){return this._xAxisVisible}set yAxisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._yAxisVisible=e;const t=this._visible&&this._axisVisible&&this._yAxisVisible&&this._axisEnabled;this._yAxisWire.setVisible(t),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._yLabelEnabled),this._cpDirty=!0,this._needUpdate()}get yAxisVisible(){return this._yAxisVisible}set zAxisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._zAxisVisible=e;const t=this._visible&&this._axisVisible&&this._zAxisVisible&&this._axisEnabled;this._zAxisWire.setVisible(t),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._zLabelEnabled),this._cpDirty=!0,this._needUpdate()}get zAxisVisible(){return this._zAxisVisible}set wireVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultWireVisible,this._wireVisible=e;var t=this._visible&&this._wireVisible;this._lengthLabel.setVisible(t&&this._lengthLabelEnabled),this._lengthWire.setVisible(t)}get wireVisible(){return this._wireVisible}set labelsVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsVisible,this._labelsVisible=e;var t=this._visible&&this._labelsVisible;this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._xLabelEnabled),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._yLabelEnabled),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._zLabelEnabled),this._lengthLabel.setVisible(t&&this._lengthLabelEnabled),this._cpDirty=!0,this._needUpdate()}get labelsVisible(){return this._labelsVisible}set xLabelEnabled(e){e=void 0!==e?Boolean(e):this.plugin.defaultXLabelEnabled,this._xLabelEnabled=e;var t=this._visible&&this._labelsVisible;this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._xLabelEnabled),this._cpDirty=!0,this._needUpdate()}get xLabelEnabled(){return this._xLabelEnabled}set yLabelEnabled(e){e=void 0!==e?Boolean(e):this.plugin.defaultYLabelEnabled,this._yLabelEnabled=e;var t=this._visible&&this._labelsVisible;this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._yLabelEnabled),this._cpDirty=!0,this._needUpdate()}get yLabelEnabled(){return this._yLabelEnabled}set zLabelEnabled(e){e=void 0!==e?Boolean(e):this.plugin.defaultZLabelEnabled,this._zLabelEnabled=e;var t=this._visible&&this._labelsVisible;this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._zLabelEnabled),this._cpDirty=!0,this._needUpdate()}get zLabelEnabled(){return this._zLabelEnabled}set lengthLabelEnabled(e){e=void 0!==e?Boolean(e):this.plugin.defaultLengthLabelEnabled,this._lengthLabelEnabled=e;var t=this._visible&&this._labelsVisible;this._lengthLabel.setVisible(t&&!this._lengthAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._lengthLabelEnabled),this._cpDirty=!0,this._needUpdate()}get lengthLabelEnabled(){return this._lengthLabelEnabled}set labelsOnWires(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsOnWires,this._labelsOnWires=e}get labelsOnWires(){return this._labelsOnWires}setHighlighted(e){this._originDot.setHighlighted(e),this._targetDot.setHighlighted(e),this._xAxisWire.setHighlighted(e),this._yAxisWire.setHighlighted(e),this._zAxisWire.setHighlighted(e),this._xAxisLabel.setHighlighted(e),this._yAxisLabel.setHighlighted(e),this._zAxisLabel.setHighlighted(e),this._lengthWire.setHighlighted(e),this._lengthLabel.setHighlighted(e)}set clickable(e){e=!!e,this._clickable=e,this._originDot.setClickable(this._clickable),this._targetDot.setClickable(this._clickable),this._xAxisWire.setClickable(this._clickable),this._yAxisWire.setClickable(this._clickable),this._zAxisWire.setClickable(this._clickable),this._lengthWire.setClickable(this._clickable),this._xAxisLabel.setClickable(this._clickable),this._yAxisLabel.setClickable(this._clickable),this._zAxisLabel.setClickable(this._clickable),this._lengthLabel.setClickable(this._clickable)}get clickable(){return this._clickable}destroy(){const e=this.plugin.viewer.scene,t=e.metrics;this._onViewMatrix&&e.camera.off(this._onViewMatrix),this._onProjMatrix&&e.camera.off(this._onProjMatrix),this._onCanvasBoundary&&e.canvas.off(this._onCanvasBoundary),this._onMetricsUnits&&t.off(this._onMetricsUnits),this._onMetricsScale&&t.off(this._onMetricsScale),this._onMetricsOrigin&&t.off(this._onMetricsOrigin),this._onSectionPlaneUpdated&&e.off(this._onSectionPlaneUpdated),this._originDot.destroy(),this._targetDot.destroy(),this._xAxisWire.destroy(),this._yAxisWire.destroy(),this._zAxisWire.destroy(),this._lengthLabel.destroy(),this._xAxisLabel.destroy(),this._yAxisLabel.destroy(),this._zAxisLabel.destroy(),this._lengthWire.destroy(),super.destroy()}}class Fh extends D{get active(){}set snapping(e){}get snapping(){return!0}activate(){}deactivate(){}reset(){}get currentMeasurement(){return null}destroy(){}}class Ih extends Fh{constructor(e,t={}){super(e.viewer.scene),this._canvasToPagePos=t.canvasToPagePos,this.pointerLens=t.pointerLens,this._active=!1,this._currentDistanceMeasurement=null,this._currentDistanceMeasurementInitState={wireVisible:null,axisVisible:null,xAxisVisible:null,yaxisVisible:null,zAxisVisible:null,targetVisible:null},this._initMarkerDiv(),this._snapping=!1!==t.snapping,this._mouseState=0,this._attachPlugin(e,t)}_initMarkerDiv(){const e=document.createElement("div"),t=this.scene.canvas.canvas;t.parentNode.insertBefore(e,t),e.style.background="black",e.style.border="2px solid blue",e.style.borderRadius="10px",e.style.width="5px",e.style.height="5px",e.style.top="-200px",e.style.left="-200px",e.style.margin="0 0",e.style.zIndex="100",e.style.position="absolute",e.style.pointerEvents="none",this._markerDiv=e}_destroyMarkerDiv(){this._markerDiv&&(this._markerDiv.parentNode.removeChild(this._markerDiv),this._markerDiv=null)}_attachPlugin(e,t={}){this.distanceMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;this._markerDiv||this._initMarkerDiv(),this.fire("activated",!0);const e=this.distanceMeasurementsPlugin,t=this.scene,i=e.viewer.cameraControl,s=t.canvas.canvas;t.input;let r=!1;const o=c.vec3(),n=c.vec2();let a,l;let A=null;this._mouseState=0;const h=e=>e.offsetTop+(e.offsetParent&&e.offsetParent!==s.parentNode&&h(e.offsetParent)),u=e=>e.offsetLeft+(e.offsetParent&&e.offsetParent!==s.parentNode&&u(e.offsetParent)),d=c.vec2(),p=e=>{const t=e.snappedCanvasPos||e.canvasPos;r=!0,o.set(e.worldPos),n.set(e.canvasPos),0===this._mouseState?(this._canvasToPagePos?(this._canvasToPagePos(s,t,d),this._markerDiv.style.left=d[0]-5+"px",this._markerDiv.style.top=d[1]-5+"px"):(this._markerDiv.style.left=u(s)+t[0]-5+"px",this._markerDiv.style.top=h(s)+t[1]-5+"px"),this._markerDiv.style.background="pink",e.snappedToVertex||e.snappedToEdge?(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=e.canvasPos,this.pointerLens.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos,this.pointerLens.snapped=!0),this._markerDiv.style.background="greenyellow",this._markerDiv.style.border="2px solid green"):(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=e.canvasPos,this.pointerLens.snappedCanvasPos=e.canvasPos,this.pointerLens.snapped=!1),this._markerDiv.style.background="pink",this._markerDiv.style.border="2px solid red"),A=e.entity):(this._markerDiv.style.left="-10000px",this._markerDiv.style.top="-10000px"),s.style.cursor="pointer",this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.wireVisible=this._currentDistanceMeasurementInitState.wireVisible,this._currentDistanceMeasurement.axisVisible=this._currentDistanceMeasurementInitState.axisVisible&&this.distanceMeasurementsPlugin.defaultAxisVisible,this._currentDistanceMeasurement.xAxisVisible=this._currentDistanceMeasurementInitState.xAxisVisible&&this.distanceMeasurementsPlugin.defaultXAxisVisible,this._currentDistanceMeasurement.yAxisVisible=this._currentDistanceMeasurementInitState.yAxisVisible&&this.distanceMeasurementsPlugin.defaultYAxisVisible,this._currentDistanceMeasurement.zAxisVisible=this._currentDistanceMeasurementInitState.zAxisVisible&&this.distanceMeasurementsPlugin.defaultZAxisVisible,this._currentDistanceMeasurement.targetVisible=this._currentDistanceMeasurementInitState.targetVisible,this._currentDistanceMeasurement.target.worldPos=o.slice(),this._markerDiv.style.left="-10000px",this._markerDiv.style.top="-10000px")};this._onHoverSnapOrSurface=i.on("hoverSnapOrSurface",(e=>{this._snapping&&p(e)})),this._onHoverSurface=i.on("hoverSurface",(e=>{this._snapping||p(e)})),s.addEventListener("mousedown",this._onMouseDown=e=>{1===e.which&&(a=e.clientX,l=e.clientY)}),s.addEventListener("mouseup",this._onMouseUp=t=>{1===t.which&&(t.clientX>a+20||t.clientX<a-20||t.clientY>l+20||t.clientY<l-20||(this._currentDistanceMeasurement?r?(this._currentDistanceMeasurement.target.entity=A,A=null,this._currentDistanceMeasurement.clickable=!0,this.distanceMeasurementsPlugin.fire("measurementEnd",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null):(this._currentDistanceMeasurement.destroy(),this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null,A=null):r&&(this._currentDistanceMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:o.slice(),entity:A},target:{worldPos:o.slice(),entity:A},approximate:!0}),this._currentDistanceMeasurementInitState.axisVisible=this._currentDistanceMeasurement.axisVisible&&this.distanceMeasurementsPlugin.defaultAxisVisible,this._currentDistanceMeasurementInitState.xAxisVisible=this._currentDistanceMeasurement.xAxisVisible&&this.distanceMeasurementsPlugin.defaultXAxisVisible,this._currentDistanceMeasurementInitState.yAxisVisible=this._currentDistanceMeasurement.yAxisVisible&&this.distanceMeasurementsPlugin.defaultYAxisVisible,this._currentDistanceMeasurementInitState.zAxisVisible=this._currentDistanceMeasurement.zAxisVisible&&this.distanceMeasurementsPlugin.defaultZAxisVisible,this._currentDistanceMeasurementInitState.wireVisible=this._currentDistanceMeasurement.wireVisible,this._currentDistanceMeasurementInitState.targetVisible=this._currentDistanceMeasurement.targetVisible,this._currentDistanceMeasurement.clickable=!1,this._currentDistanceMeasurement.origin.entity=A,A=null,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement))))});const f=e=>{this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=e.canvasPos,this.pointerLens.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos),r=!1,this._markerDiv.style.left="-100px",this._markerDiv.style.top="-100px",this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.axisVisible=!1),s.style.cursor="default"};this._onHoverSnapOrSurfaceOff=i.on("hoverSnapOrSurfaceOff",(e=>{this._snapping&&f(e)})),this._onHoverOff=i.on("hoverOff",(e=>{this._snapping||f(e)})),this._active=!0}deactivate(){if(!this._active)return;this.fire("activated",!1),this.pointerLens&&(this.pointerLens.visible=!1),this.reset();const e=this.scene.canvas.canvas;e.removeEventListener("mousedown",this._onMouseDown),e.removeEventListener("mouseup",this._onMouseUp);const t=this.distanceMeasurementsPlugin.viewer.cameraControl;t.off(this._onHoverSnapOrSurface),t.off(this._onHoverSurface),t.off(this._onHoverSnapOrSurfaceOff),t.off(this._onHoverOff),this._active=!1}reset(){this._active&&(this._destroyMarkerDiv(),this._initMarkerDiv(),this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._mouseState=0)}get currentMeasurement(){return this._currentDistanceMeasurement}destroy(){this.deactivate(),super.destroy()}}class Dh extends D{constructor(e,t,i,s){const r=e.plugin.viewer;super(r.scene);const o=fe({viewer:r,handleMouseEvents:i,handleTouchEvents:s,pointerLens:t.pointerLens,dots:[e.origin,e.target],ray2WorldPos:(e,i,s)=>{const o=e=>{const t=r.scene.pick({canvasPos:s,snapToEdge:e,snapToVertex:e,pickSurface:!0});return t&&t.worldPos?t.worldPos:e&&o(!1)};return o(!!t.snapping)},onEnd:(e,t)=>{const i=!c.compareVec3(e,t.worldPos);return i&&this.fire("edited"),i}}),n=e.on("destroyed",o);this._deactivate=function(){e.off("destroyed",n),o()}}deactivate(){this._deactivate(),super.destroy()}}class Sh{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getMetaModel(e,t,i){_.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}getGLTF(e,t,i){_.loadArraybuffer(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}getGLB(e,t,i){_.loadArraybuffer(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}getArrayBuffer(e,t,i,s){!function(e,t,i,s){var r=()=>{};i=i||r,s=s||r;const o=/^data:(.*?)(;base64)?,(.*)$/,n=t.match(o);if(n){const e=!!n[2];var a=n[3];a=window.decodeURIComponent(a),e&&(a=window.atob(a));try{const e=new ArrayBuffer(a.length),t=new Uint8Array(e);for(var l=0;l<a.length;l++)t[l]=a.charCodeAt(l);M.scheduleTask((function(){i(e)}))}catch(e){M.scheduleTask((function(){s(e)}))}}else{const r=function(e){var t=e.lastIndexOf("/");return 0!==t?e.substring(0,t+1):""}(e),o=r+t,n=new XMLHttpRequest;n.open("GET",o,!0),n.responseType="arraybuffer",n.onreadystatechange=function(){4===n.readyState&&(200===n.status?i(n.response):s("loadArrayBuffer error : "+n.response))},n.send(null)}}(this._cacheBusterURL(e),t,(e=>{i(e)}),(function(e){s(e)}))}}class Th{constructor(e={}){this._eventSubIDMap=null,this._eventSubEvents=null,this._eventSubs=null,this._events=null,this._locale="en",this._messages={},this._locales=[],this._locale="en",this.messages=e.messages,this.locale=e.locale}set messages(e){this._messages=e||{},this._locales=Object.keys(this._messages),this.fire("updated",this)}loadMessages(e={}){for(let t in e)this._messages[t]=e[t];this.messages=this._messages}clearMessages(){this.messages={}}get locales(){return this._locales}set locale(e){e=e||"de",this._locale!==e&&(this._locale=e,this.fire("updated",e))}get locale(){return this._locale}translate(e,t){const i=this._messages[this._locale];if(!i)return null;const s=Rh(e,i);return s?t?Lh(s,t):s:null}translatePlurals(e,t,i){const s=this._messages[this._locale];if(!s)return null;let r=Rh(e,s);return r=0===(t=parseInt(""+t,10))?r.zero:t>1?r.other:r.one,r?(r=Lh(r,[t]),i&&(r=Lh(r,i)),r):null}fire(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={}),!0!==i&&(this._events[e]=t||!0);const s=this._eventSubs[e];if(s)for(const e in s)if(s.hasOwnProperty(e)){s[e].callback(t)}}on(t,i){this._events||(this._events={}),this._eventSubIDMap||(this._eventSubIDMap=new e),this._eventSubEvents||(this._eventSubEvents={}),this._eventSubs||(this._eventSubs={});let s=this._eventSubs[t];s||(s={},this._eventSubs[t]=s);const r=this._eventSubIDMap.addItem();s[r]={callback:i},this._eventSubEvents[r]=t;const o=this._events[t];return void 0!==o&&i(o),r}off(e){if(null==e)return;if(!this._eventSubEvents)return;const t=this._eventSubEvents[e];if(t){delete this._eventSubEvents[e];const i=this._eventSubs[t];i&&delete i[e],this._eventSubIDMap.removeItem(e)}}}function Rh(e,t){if(t[e])return t[e];const i=e.split(".");let s=t;for(let e=0,t=i.length;s&&e<t;e++){s=s[i[e]]}return s}function Lh(e,t=[]){return e.replace(/\{\{|\}\}|\{(\d+)\}/g,(function(e,i){return"{{"===e?"{":"}}"===e?"}":t[i]}))}class Uh extends D{constructor(e,t={}){super(e,t),this.t=t.t}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get tangent(){return this.getTangent(this._t)}get length(){var e=this._getLengths();return e[e.length-1]}getTangent(e){var t=1e-4;void 0===e&&(e=this._t);var i=e-t,s=e+t;i<0&&(i=0),s>1&&(s=1);var r=this.getPoint(i),o=this.getPoint(s),n=c.subVec3(o,r,[]);return c.normalizeVec3(n,[])}getPointAt(e){var t=this.getUToTMapping(e);return this.getPoint(t)}getPoints(e){e||(e=5);var t,i=[];for(t=0;t<=e;t++)i.push(this.getPoint(t/e));return i}_getLengths(e){if(e||(e=this.__arcLengthDivisions?this.__arcLengthDivisions:200),this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;var t,i,s=[],r=this.getPoint(0),o=0;for(s.push(0),i=1;i<=e;i++)t=this.getPoint(i/e),o+=c.lenVec3(c.subVec3(t,r,[])),s.push(o),r=t;return this.cacheArcLengths=s,s}_updateArcLengths(){this.needsUpdate=!0,this._getLengths()}getUToTMapping(e,t){var i,s=this._getLengths(),r=0,o=s.length;i=t||e*s[o-1];for(var n,a=0,l=o-1;a<=l;)if((n=s[r=Math.floor(a+(l-a)/2)]-i)<0)a=r+1;else{if(!(n>0)){l=r;break}l=r-1}if(s[r=l]===i)return r/(o-1);var A=s[r];return(r+(i-A)/(s[r+1]-A))/(o-1)}}class Oh extends Uh{constructor(e,t={}){super(e,t),this.points=t.points,this.t=t.t}set points(e){this._points=e||[]}get points(){return this._points}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}getPoint(e){var t=this.points;if(!(t.length<3)){var i=(t.length-1)*e,s=Math.floor(i),r=i-s,o=t[0===s?s:s-1],n=t[s],a=t[s>t.length-2?t.length-1:s+1],l=t[s>t.length-3?t.length-1:s+2],A=c.vec3();return A[0]=c.catmullRomInterpolate(o[0],n[0],a[0],l[0],r),A[1]=c.catmullRomInterpolate(o[1],n[1],a[1],l[1],r),A[2]=c.catmullRomInterpolate(o[2],n[2],a[2],l[2],r),A}this.error("Can't sample point from SplineCurve - not enough points on curve - returning [0,0,0].")}getJSON(){return{points:points,t:this._t}}}const kh=c.vec3();const Nh=c.vec3(),Qh=c.vec3(),Vh=c.vec3(),Hh=c.vec3(),jh=c.vec3();class Gh extends D{get type(){return"CameraFlightAnimation"}constructor(e,t={}){super(e,t),this._look1=c.vec3(),this._eye1=c.vec3(),this._up1=c.vec3(),this._look2=c.vec3(),this._eye2=c.vec3(),this._up2=c.vec3(),this._orthoScale1=1,this._orthoScale2=1,this._flying=!1,this._flyEyeLookUp=!1,this._flyingEye=!1,this._flyingLook=!1,this._callback=null,this._callbackScope=null,this._time1=null,this._time2=null,this.easing=!1!==t.easing,this.duration=t.duration,this.fit=t.fit,this.fitFOV=t.fitFOV,this.trail=t.trail}flyTo(e,t,i){e=e||this.scene,this._flying&&this.stop(),this._flying=!1,this._flyingEye=!1,this._flyingLook=!1,this._flyingEyeLookUp=!1,this._callback=t,this._callbackScope=i;const s=this.scene.camera,r=!!e.projection&&e.projection!==s.projection;let o,n,a,l,A;if(this._eye1[0]=s.eye[0],this._eye1[1]=s.eye[1],this._eye1[2]=s.eye[2],this._look1[0]=s.look[0],this._look1[1]=s.look[1],this._look1[2]=s.look[2],this._up1[0]=s.up[0],this._up1[1]=s.up[1],this._up1[2]=s.up[2],this._orthoScale1=s.ortho.scale,this._orthoScale2=e.orthoScale||this._orthoScale1,e.aabb)o=e.aabb;else if(6===e.length)o=e;else if(e.eye&&e.look||e.up)n=e.eye,a=e.look,l=e.up;else if(e.eye)n=e.eye;else if(e.look)a=e.look;else{let s=e;if((_.isNumeric(s)||_.isString(s))&&(A=s,s=this.scene.components[A],!s))return this.error("Component not found: "+_.inQuotes(A)),void(t&&(i?t.call(i):t()));r||(o=s.aabb||this.scene.aabb)}const h=e.poi;if(o){if(o[3]<o[0]||o[4]<o[1]||o[5]<o[2])return;if(o[3]===o[0]&&o[4]===o[1]&&o[5]===o[2])return;o=o.slice();const t=c.getAABB3Center(o);this._look2=h||t;const i=c.subVec3(this._eye1,this._look1,Nh),s=c.normalizeVec3(i),r=h?c.getAABB3DiagPoint(o,h):c.getAABB3Diag(o),n=e.fitFOV||this._fitFOV,a=Math.abs(r/Math.tan(n*c.DEGTORAD));this._orthoScale2=1.1*r,this._eye2[0]=this._look2[0]+s[0]*a,this._eye2[1]=this._look2[1]+s[1]*a,this._eye2[2]=this._look2[2]+s[2]*a,this._up2[0]=this._up1[0],this._up2[1]=this._up1[1],this._up2[2]=this._up1[2],this._flyingEyeLookUp=!0}else(n||a||l)&&(this._flyingEyeLookUp=!!n&&!!a&&!!l,this._flyingEye=!!n&&!a,this._flyingLook=!!a&&!n,n&&(this._eye2[0]=n[0],this._eye2[1]=n[1],this._eye2[2]=n[2]),a&&(this._look2[0]=a[0],this._look2[1]=a[1],this._look2[2]=a[2]),l&&(this._up2[0]=l[0],this._up2[1]=l[1],this._up2[2]=l[2]));r?("ortho"===e.projection&&"ortho"!==s.projection&&(this._projection2="ortho",this._projMatrix1=s.projMatrix.slice(),this._projMatrix2=s.ortho.matrix.slice(),s.projection="customProjection"),"perspective"===e.projection&&"perspective"!==s.projection&&(this._projection2="perspective",this._projMatrix1=s.projMatrix.slice(),this._projMatrix2=s.perspective.matrix.slice(),s.projection="customProjection")):this._projection2=null,this.fire("started",e,!0),this._time1=Date.now(),this._time2=this._time1+(e.duration?1e3*e.duration:this._duration),this._flying=!0,M.scheduleTask(this._update,this)}jumpTo(e){this._jumpTo(e)}_jumpTo(e){this._flying&&this.stop();const t=this.scene.camera;var i,s,r,o,n;if(e.aabb)i=e.aabb;else if(6===e.length)i=e;else if(e.eye||e.look||e.up)r=e.eye,o=e.look,n=e.up;else{let t=e;if((_.isNumeric(t)||_.isString(t))&&(s=t,t=this.scene.components[s],!t))return void this.error("Component not found: "+_.inQuotes(s));i=t.aabb||this.scene.aabb}const a=e.poi;if(i){if(i[3]<=i[0]||i[4]<=i[1]||i[5]<=i[2])return;var l=a?c.getAABB3DiagPoint(i,a):c.getAABB3Diag(i);let s;o=a||c.getAABB3Center(i,o),this._trail?c.subVec3(t.look,o,jh):c.subVec3(t.eye,t.look,jh),c.normalizeVec3(jh);s=(void 0!==e.fit?e.fit:this._fit)?Math.abs(l/Math.tan((e.fitFOV||this._fitFOV)*c.DEGTORAD)):c.lenVec3(c.subVec3(t.eye,t.look,Nh)),c.mulVec3Scalar(jh,s),t.eye=c.addVec3(o,jh,Nh),t.look=o,this.scene.camera.ortho.scale=1.1*l}else(r||o||n)&&(r&&(t.eye=r),o&&(t.look=o),n&&(t.up=n));e.projection&&(t.projection=e.projection)}_update(){if(!this._flying)return;let e=(Date.now()-this._time1)/(this._time2-this._time1);const t=e>=1;e>1&&(e=1);const i=this.easing?Gh._ease(e,0,1,1):e,s=this.scene.camera;if(this._flyingEye||this._flyingLook?this._flyingEye?(c.subVec3(s.eye,s.look,jh),s.eye=c.lerpVec3(i,0,1,this._eye1,this._eye2,Vh),s.look=c.subVec3(Vh,jh,Qh)):this._flyingLook&&(s.look=c.lerpVec3(i,0,1,this._look1,this._look2,Qh),s.up=c.lerpVec3(i,0,1,this._up1,this._up2,Hh)):this._flyingEyeLookUp&&(s.eye=c.lerpVec3(i,0,1,this._eye1,this._eye2,Vh),s.look=c.lerpVec3(i,0,1,this._look1,this._look2,Qh),s.up=c.lerpVec3(i,0,1,this._up1,this._up2,Hh)),this._projection2){const t="ortho"===this._projection2?Gh._easeOutExpo(e,0,1,1):Gh._easeInCubic(e,0,1,1);s.customProjection.matrix=c.lerpMat4(t,0,1,this._projMatrix1,this._projMatrix2)}else s.ortho.scale=this._orthoScale1+e*(this._orthoScale2-this._orthoScale1);if(t)return s.ortho.scale=this._orthoScale2,void this.stop();M.scheduleTask(this._update,this)}static _ease(e,t,i,s){return-i*(e/=s)*(e-2)+t}static _easeInCubic(e,t,i,s){return i*(e/=s)*e*e+t}static _easeOutExpo(e,t,i,s){return i*(1-Math.pow(2,-10*e/s))+t}stop(){if(!this._flying)return;this._flying=!1,this._time1=null,this._time2=null,this._projection2&&(this.scene.camera.projection=this._projection2);const e=this._callback;e&&(this._callback=null,this._callbackScope?e.call(this._callbackScope):e()),this.fire("stopped",!0,!0)}cancel(){this._flying&&(this._flying=!1,this._time1=null,this._time2=null,this._callback&&(this._callback=null),this.fire("canceled",!0,!0))}set duration(e){this._duration=e?1e3*e:500,this.stop()}get duration(){return this._duration/1e3}set fit(e){this._fit=!1!==e}get fit(){return this._fit}set fitFOV(e){this._fitFOV=e||45}get fitFOV(){return this._fitFOV}set trail(e){this._trail=!!e}get trail(){return this._trail}destroy(){this.stop(),super.destroy()}}class zh extends D{get type(){return"CameraPathAnimation"}constructor(e,t={}){super(e,t),this._cameraFlightAnimation=new Gh(this),this._t=0,this.state=zh.SCRUBBING,this._playingFromT=0,this._playingToT=0,this._playingRate=t.playingRate||1,this._playingDir=1,this._lastTime=null,this.cameraPath=t.cameraPath,this._tick=this.scene.on("tick",this._updateT,this)}_updateT(){const e=this._cameraPath;if(!e)return;let t,i;const s=performance.now(),r=this._lastTime?.001*(s-this._lastTime):0;if(this._lastTime=s,0!==r)switch(this.state){case zh.SCRUBBING:return;case zh.PLAYING:if(this._t+=this._playingRate*r,t=this._cameraPath.frames.length,0===t||this._playingDir<0&&this._t<=0||this._playingDir>0&&this._t>=this._cameraPath.frames[t-1].t)return this.state=zh.SCRUBBING,this._t=this._cameraPath.frames[t-1].t,void this.fire("stopped");e.loadFrame(this._t);break;case zh.PLAYING_TO:i=this._t+this._playingRate*r*this._playingDir,(this._playingDir<0&&i<=this._playingToT||this._playingDir>0&&i>=this._playingToT)&&(i=this._playingToT,this.state=zh.SCRUBBING,this.fire("stopped")),this._t=i,e.loadFrame(this._t)}}_ease(e,t,i,s){return-i*(e/=s)*(e-2)+t}set cameraPath(e){this._cameraPath=e}get cameraPath(){return this._cameraPath}set rate(e){this._playingRate=e}get rate(){return this._playingRate}play(){this._cameraPath&&(this._lastTime=null,this.state=zh.PLAYING)}playToT(e){this._cameraPath&&(this._playingFromT=this._t,this._playingToT=e,this._playingDir=this._playingToT-this._playingFromT<0?-1:1,this._lastTime=null,this.state=zh.PLAYING_TO)}playToFrame(e){const t=this._cameraPath;if(!t)return;const i=t.frames[e];i?this.playToT(i.t):this.error("playToFrame - frame index out of range: "+e)}flyToFrame(e,t){const i=this._cameraPath;if(!i)return;const s=i.frames[e];s?(this.state=zh.SCRUBBING,this._cameraFlightAnimation.flyTo(s,t)):this.error("flyToFrame - frame index out of range: "+e)}scrubToT(e){const t=this._cameraPath;if(!t)return;this.scene.camera&&(this._t=e,t.loadFrame(this._t),this.state=zh.SCRUBBING)}scrubToFrame(e){const t=this._cameraPath;if(!t)return;if(!this.scene.camera)return;t.frames[e]?(t.loadFrame(this._t),this.state=zh.SCRUBBING):this.error("playToFrame - frame index out of range: "+e)}stop(){this.state=zh.SCRUBBING,this.fire("stopped")}destroy(){super.destroy(),this.scene.off(this._tick)}}zh.STOPPED=0,zh.SCRUBBING=1,zh.PLAYING=2,zh.PLAYING_TO=3;const Wh=c.vec3(),Kh=c.vec3();c.vec3();const Xh=c.vec3([0,-1,0]),Jh=c.vec4([0,0,0,1]);function Yh(e){if(!Zh(e.width)||!Zh(e.height)){const t=document.createElement("canvas");t.width=qh(e.width),t.height=qh(e.height);t.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t.width,t.height),e=t}return e}function Zh(e){return 0==(e&e-1)}function qh(e){--e;for(let t=1;t<32;t<<=1)e|=e>>t;return e+1}class $h extends D{get type(){return"CubeTexture"}constructor(e,t={}){super(e,t);const i=this.scene.canvas.gl;this._state=new At({texture:new Ms({gl:i,target:i.TEXTURE_CUBE_MAP}),flipY:this._checkFlipY(t.minFilter),encoding:this._checkEncoding(t.encoding),minFilter:1008,magFilter:1006,wrapS:1001,wrapT:1001,mipmaps:!0}),this._src=t.src,this._images=[],this._loadSrc(t.src),p.memory.textures++}_checkFlipY(e){return!!e}_checkEncoding(e){return 3e3!==(e=e||3e3)&&3001!==e&&(this.error("Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),e=3e3),e}_webglContextRestored(){this.scene.canvas.gl,this._state.texture=null,this._src&&this._loadSrc(this._src)}_loadSrc(e){const t=this,i=this.scene.canvas.gl;this._images=[];let s=!1,r=0;for(let o=0;o<e.length;o++){const n=new Image;n.onload=function(){let e=n;const a=o;return function(){if(!s&&(e=Yh(e),t._images[a]=e,r++,6===r)){let e=t._state.texture;e||(e=new Ms({gl:i,target:i.TEXTURE_CUBE_MAP}),t._state.texture=e),e.setImage(t._images,t._state),t.fire("loaded",t._src,!1),t.glRedraw()}}}(),n.onerror=function(){s=!0},n.src=e[o]}}destroy(){super.destroy(),this._state.texture&&this._state.texture.destroy(),p.memory.textures--,this._state.destroy()}}class ec{constructor(e){this._eye=c.vec3(),this._look=c.vec3(),this._up=c.vec3(),this._projection={},e&&this.saveCamera(e)}saveCamera(e){const t=e.camera,i=t.project;switch(this._eye.set(t.eye),this._look.set(t.look),this._up.set(t.up),t.projection){case"perspective":this._projection={projection:"perspective",fov:i.fov,fovAxis:i.fovAxis,near:i.near,far:i.far};break;case"ortho":this._projection={projection:"ortho",scale:i.scale,near:i.near,far:i.far};break;case"frustum":this._projection={projection:"frustum",left:i.left,right:i.right,top:i.top,bottom:i.bottom,near:i.near,far:i.far};break;case"custom":this._projection={projection:"custom",matrix:i.matrix.slice()}}}restoreCamera(e,t){const i=e.camera,s=this._projection;function r(){switch(s.type){case"perspective":i.perspective.fov=s.fov,i.perspective.fovAxis=s.fovAxis,i.perspective.near=s.near,i.perspective.far=s.far;break;case"ortho":i.ortho.scale=s.scale,i.ortho.near=s.near,i.ortho.far=s.far;break;case"frustum":i.frustum.left=s.left,i.frustum.right=s.right,i.frustum.top=s.top,i.frustum.bottom=s.bottom,i.frustum.near=s.near,i.frustum.far=s.far;break;case"custom":i.customProjection.matrix=s.matrix}}t?e.viewer.cameraFlight.flyTo({eye:this._eye,look:this._look,up:this._up,orthoScale:s.scale,projection:s.projection},(()=>{r(),t()})):(i.eye=this._eye,i.look=this._look,i.up=this._up,r(),i.projection=s.projection)}}const tc=c.vec3();const ic=c.vec3();class sc{constructor(){this.objectsVisible=[],this.objectsEdges=[],this.objectsXrayed=[],this.objectsHighlighted=[],this.objectsSelected=[],this.objectsClippable=[],this.objectsPickable=[],this.objectsColorize=[],this.objectsHasColorize=[],this.objectsOpacity=[],this.numObjects=0}saveObjects(e,t){this.numObjects=0,this._mask=t?_.apply(t,{}):null;const i=e.objects,s=!t||t.visible,r=!t||t.edges,o=!t||t.xrayed,n=!t||t.highlighted,a=!t||t.selected,l=!t||t.clippable,A=!t||t.pickable,h=!t||t.colorize,c=!t||t.opacity;for(let e in i)if(i.hasOwnProperty(e)){const t=i[e],u=this.numObjects;if(s&&(this.objectsVisible[u]=t.visible),r&&(this.objectsEdges[u]=t.edges),o&&(this.objectsXrayed[u]=t.xrayed),n&&(this.objectsHighlighted[u]=t.highlighted),a&&(this.objectsSelected[u]=t.selected),l&&(this.objectsClippable[u]=t.clippable),A&&(this.objectsPickable[u]=t.pickable),h){const e=t.colorize;e?(this.objectsColorize[3*u+0]=e[0],this.objectsColorize[3*u+1]=e[1],this.objectsColorize[3*u+2]=e[2],this.objectsHasColorize[u]=!0):this.objectsHasColorize[u]=!1}c&&(this.objectsOpacity[u]=t.opacity),this.numObjects++}}restoreObjects(e){const t=this._mask,i=!t||t.visible,s=!t||t.edges,r=!t||t.xrayed,o=!t||t.highlighted,n=!t||t.selected,a=!t||t.clippable,l=!t||t.pickable,A=!t||t.colorize,h=!t||t.opacity;var c=0;const u=e.objects;for(let e in u)if(u.hasOwnProperty(e)){const t=u[e];i&&(t.visible=this.objectsVisible[c]),s&&(t.edges=this.objectsEdges[c]),r&&(t.xrayed=this.objectsXrayed[c]),o&&(t.highlighted=this.objectsHighlighted[c]),n&&(t.selected=this.objectsSelected[c]),a&&(t.clippable=this.objectsClippable[c]),l&&(t.pickable=this.objectsPickable[c]),A&&(this.objectsHasColorize[c]?(ic[0]=this.objectsColorize[3*c+0],ic[1]=this.objectsColorize[3*c+1],ic[2]=this.objectsColorize[3*c+2],t.colorize=ic):t.colorize=null),h&&(t.opacity=this.objectsOpacity[c]),c++}}}class rc extends D{constructor(e,t={}){super(e,t),this._skyboxMesh=new ts(this,{geometry:new zt(this,{primitive:"triangles",positions:[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,-1,1,-1,-1,1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,-1,1,-1,-1,-1,1,-1,-1,1,-1,1,-1,-1,1,1,-1,-1,-1,-1,-1,-1,1,-1,1,1,-1],uv:[.5,.6666,.25,.6666,.25,.3333,.5,.3333,.5,.6666,.5,.3333,.75,.3333,.75,.6666,.5,.6666,.5,1,.25,1,.25,.6666,.25,.6666,0,.6666,0,.3333,.25,.3333,.25,0,.5,0,.5,.3333,.25,.3333,.75,.3333,1,.3333,1,.6666,.75,.6666],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]}),background:!0,scale:[2e3,2e3,2e3],rotation:[0,-90,0],material:new Yt(this,{ambient:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],emissive:[1,1,1],emissiveMap:new Ts(this,{src:t.src,flipY:!0,wrapS:"clampToEdge",wrapT:"clampToEdge",encoding:t.encoding||"sRGB"}),backfaces:!0}),visible:!1,pickable:!1,clippable:!1,collidable:!1}),this.size=t.size,this.active=t.active}set size(e){this._size=e||1e3,this._skyboxMesh.scale=[this._size,this._size,this._size]}get size(){return this._size}set active(e){this._skyboxMesh.visible=e}get active(){return this._skyboxMesh.visible}}const oc=c.vec4(),nc=c.vec4(),ac=c.vec3(),lc=c.vec3(),Ac=c.vec3(),hc=c.vec4(),cc=c.vec4(),uc=c.vec4();class dc{constructor(e){this._scene=e}dollyToCanvasPos(e,t,i){let s=!1;const r=this._scene.camera;if(e){const t=c.subVec3(e,r.eye,ac);s=c.lenVec3(t)<i}if("perspective"===r.projection){r.ortho.scale=r.ortho.scale-i;const s=this._unproject(t,hc),o=c.subVec3(s,r.eye,uc),n=c.mulVec3Scalar(c.normalizeVec3(o),-i,[]);if(r.eye=[r.eye[0]-n[0],r.eye[1]-n[1],r.eye[2]-n[2]],r.look=[r.look[0]-n[0],r.look[1]-n[1],r.look[2]-n[2]],e){const t=c.subVec3(e,r.eye,ac),i=c.lenVec3(t),s=c.mulVec3Scalar(c.normalizeVec3(c.subVec3(r.look,r.eye,lc)),i);r.look=[r.eye[0]+s[0],r.eye[1]+s[1],r.eye[2]+s[2]]}}else if("ortho"===r.projection){const e=this._unproject(t,hc);r.ortho.scale=r.ortho.scale-i,r.ortho._update();const s=this._unproject(t,cc),o=c.subVec3(s,e,uc),n=c.mulVec3Scalar(c.normalizeVec3(c.subVec3(r.look,r.eye,ac)),-i,lc),a=c.addVec3(o,n,Ac);r.eye=[r.eye[0]-a[0],r.eye[1]-a[1],r.eye[2]-a[2]],r.look=[r.look[0]-a[0],r.look[1]-a[1],r.look[2]-a[2]]}return s}_unproject(e,t){const i=this._scene.camera,s=i.project.transposedMatrix,r=s.subarray(8,12),o=s.subarray(12),n=[0,0,-1,1],a=c.dotVec4(n,r)/c.dotVec4(n,o);return i.project.unproject(e,a,oc,nc,t),t}destroy(){}}const pc=c.vec3(),fc=c.vec3(),gc=c.vec3(),mc=c.vec4(),_c=c.vec4(),vc=c.vec4();class bc{constructor(e,t){this._scene=e,this._configs=t,this._pivotWorldPos=c.vec3(),this._cameraOffset=c.vec3(),this._azimuth=0,this._polar=0,this._radius=0,this._pivotPosSet=!1,this._pivoting=!1,this._shown=!1,this._pivotSphereEnabled=!1,this._pivotSphere=null,this._pivotSphereSize=1,this._pivotSphereGeometry=null,this._pivotSphereMaterial=null,this._rtcCenter=c.vec3(),this._rtcPos=c.vec3(),this._pivotViewPos=c.vec4(),this._pivotProjPos=c.vec4(),this._pivotCanvasPos=c.vec2(),this._cameraDirty=!0,this._onViewMatrix=this._scene.camera.on("viewMatrix",(()=>{this._cameraDirty=!0})),this._onProjMatrix=this._scene.camera.on("projMatrix",(()=>{this._cameraDirty=!0})),this._onTick=this._scene.on("tick",(()=>{this.updatePivotElement(),this.updatePivotSphere()}))}createPivotSphere(){const e=this.getPivotPos(),t=c.vec3();c.decomposeMat4(c.inverseMat4(this._scene.viewer.camera.viewMatrix,c.mat4()),t,c.vec4(),c.vec3());const i=c.distVec3(t,e);let s=Math.tan(Math.PI/500)*i*this._pivotSphereSize;"ortho"==this._scene.camera.projection&&(s/=this._scene.camera.ortho.scale/2),K(e,this._rtcCenter,this._rtcPos),this._pivotSphereGeometry=new Us(this._scene,rs({radius:s})),this._pivotSphere=new ts(this._scene,{geometry:this._pivotSphereGeometry,material:this._pivotSphereMaterial,pickable:!1,position:this._rtcPos,rtcCenter:this._rtcCenter})}destroyPivotSphere(){this._pivotSphere&&(this._pivotSphere.destroy(),this._pivotSphere=null),this._pivotSphereGeometry&&(this._pivotSphereGeometry.destroy(),this._pivotSphereGeometry=null)}updatePivotElement(){const e=this._scene.camera,t=this._scene.canvas;if(this._pivoting&&this._cameraDirty){c.transformPoint3(e.viewMatrix,this.getPivotPos(),this._pivotViewPos),this._pivotViewPos[3]=1,c.transformPoint4(e.projMatrix,this._pivotViewPos,this._pivotProjPos);const i=t.boundary,s=i[2],r=i[3];this._pivotCanvasPos[0]=Math.floor((1+this._pivotProjPos[0]/this._pivotProjPos[3])*s/2),this._pivotCanvasPos[1]=Math.floor((1-this._pivotProjPos[1]/this._pivotProjPos[3])*r/2);let o=t._lastBoundingClientRect;if(!o||t._canvasSizeChanged){const e=t.canvas;o=t._lastBoundingClientRect=e.getBoundingClientRect()}this._pivotElement&&(this._pivotElement.style.left=Math.floor(o.left+this._pivotCanvasPos[0])-this._pivotElement.clientWidth/2+window.scrollX+"px",this._pivotElement.style.top=Math.floor(o.top+this._pivotCanvasPos[1])-this._pivotElement.clientHeight/2+window.scrollY+"px"),this._cameraDirty=!1}}updatePivotSphere(){this._pivoting&&this._pivotSphere&&(K(this.getPivotPos(),this._rtcCenter,this._rtcPos),c.compareVec3(this._rtcPos,this._pivotSphere.position)||(this.destroyPivotSphere(),this.createPivotSphere()))}setPivotElement(e){this._pivotElement=e}enablePivotSphere(e={}){this.destroyPivotSphere(),this._pivotSphereEnabled=!0,e.size&&(this._pivotSphereSize=e.size);const t=e.color||[1,0,0];this._pivotSphereMaterial=new Yt(this._scene,{emissive:t,ambient:t,specular:[0,0,0],diffuse:[0,0,0]})}disablePivotSphere(){this.destroyPivotSphere(),this._pivotSphereEnabled=!1}startPivot(){if(this._cameraLookingDownwards())return this._pivoting=!1,!1;const e=this._scene.camera;let t=c.lookAtMat4v(e.eye,e.look,e.worldUp);c.transformPoint3(t,this.getPivotPos(),this._cameraOffset);const i=this.getPivotPos();this._cameraOffset[2]+=c.distVec3(e.eye,i),t=c.inverseMat4(t);const s=c.transformVec3(t,this._cameraOffset),r=c.vec3();if(c.subVec3(e.eye,i,r),c.addVec3(r,s),e.zUp){const e=r[1];r[1]=r[2],r[2]=e}this._radius=c.lenVec3(r),this._polar=Math.acos(r[1]/this._radius),this._azimuth=Math.atan2(r[0],r[2]),this._pivoting=!0}_cameraLookingDownwards(){const e=this._scene.camera,t=c.normalizeVec3(c.subVec3(e.look,e.eye,pc)),i=c.cross3Vec3(t,e.worldUp,fc);return c.sqLenVec3(i)<=1e-4}getPivoting(){return this._pivoting}setPivotPos(e){this._pivotWorldPos.set(e),this._pivotPosSet=!0}setCanvasPivotPos(e){const t=this._scene.camera,i=Math.abs(c.distVec3(this._scene.center,t.eye)),s=t.project.transposedMatrix,r=s.subarray(8,12),o=s.subarray(12),n=[0,0,-1,1],a=c.dotVec4(n,r)/c.dotVec4(n,o),l=mc;t.project.unproject(e,a,_c,vc,l);const A=c.normalizeVec3(c.subVec3(l,t.eye,pc)),h=c.addVec3(t.eye,c.mulVec3Scalar(A,i,fc),gc);this.setPivotPos(h)}getPivotPos(){return this._pivotPosSet?this._pivotWorldPos:this._scene.camera.look}continuePivot(e,t){if(!this._pivoting)return;if(0===e&&0===t)return;const i=this._scene.camera;var s=-e;const r=-t;1===i.worldUp[2]&&(s=-s),this._azimuth+=.01*-s,this._polar+=.01*r,this._polar=c.clamp(this._polar,.001,Math.PI-.001);const o=[this._radius*Math.sin(this._polar)*Math.sin(this._azimuth),this._radius*Math.cos(this._polar),this._radius*Math.sin(this._polar)*Math.cos(this._azimuth)];if(1===i.worldUp[2]){const e=o[1];o[1]=o[2],o[2]=e}const n=c.lenVec3(c.subVec3(i.look,i.eye,c.vec3())),a=this.getPivotPos();c.addVec3(o,a);let l=c.lookAtMat4v(o,a,i.worldUp);l=c.inverseMat4(l);const A=c.transformVec3(l,this._cameraOffset);l[12]-=A[0],l[13]-=A[1],l[14]-=A[2];const h=[l[8],l[9],l[10]];i.eye=[l[12],l[13],l[14]],c.subVec3(i.eye,c.mulVec3Scalar(h,n),i.look),i.up=[l[4],l[5],l[6]],this.showPivot()}showPivot(){this._shown||(this._pivotElement&&(this.updatePivotElement(),this._pivotElement.style.visibility="visible"),this._pivotSphereEnabled&&(this.destroyPivotSphere(),this.createPivotSphere()),this._shown=!0)}hidePivot(){this._shown&&(this._pivotElement&&(this._pivotElement.style.visibility="hidden"),this._pivotSphereEnabled&&this.destroyPivotSphere(),this._shown=!1)}endPivot(){this._pivoting=!1}destroy(){this.destroyPivotSphere(),this._scene.camera.off(this._onViewMatrix),this._scene.camera.off(this._onProjMatrix),this._scene.off(this._onTick)}}class yc{constructor(e,t){this._scene=e.scene,this._cameraControl=e,this._scene.canvas.canvas.oncontextmenu=function(e){e.preventDefault()},this._configs=t,this.schedulePickEntity=!1,this.schedulePickSurface=!1,this.scheduleSnapOrPick=!1,this.pickCursorPos=c.vec2(),this.picked=!1,this.pickedSurface=!1,this.pickResult=null,this._lastPickedEntityId=null,this._lastHash=null,this._needFireEvents=0}update(){if(!this._configs.pointerEnabled)return;if(!this.schedulePickEntity&&!this.schedulePickSurface)return;const e=`${~~this.pickCursorPos[0]}-${~~this.pickCursorPos[1]}-${this.scheduleSnapOrPick}-${this.schedulePickSurface}-${this.schedulePickEntity}`;if(this._lastHash===e)return;this.picked=!1,this.pickedSurface=!1,this.snappedOrPicked=!1,this.hoveredSnappedOrSurfaceOff=!1;const t=this._cameraControl.hasSubs("hoverSurface");if(this.scheduleSnapOrPick){const e=this._scene.pick({canvasPos:this.pickCursorPos,snapRadius:this._configs.snapRadius,snapToVertex:this._configs.snapToVertex,snapToEdge:this._configs.snapToEdge});e&&(e.snappedToEdge||e.snappedToVertex)?(this.snapPickResult=e,this.snappedOrPicked=!0,this._needFireEvents++):(this.schedulePickSurface=!0,this.snapPickResult=null)}if(this.schedulePickSurface&&this.pickResult&&this.pickResult.worldPos){const e=this.pickResult.canvasPos;if(e[0]===this.pickCursorPos[0]&&e[1]===this.pickCursorPos[1])return this.picked=!0,this.pickedSurface=!0,this._needFireEvents+=t?1:0,this.schedulePickEntity=!1,this.schedulePickSurface=!1,this.scheduleSnapOrPick?this.snappedOrPicked=!0:this.hoveredSnappedOrSurfaceOff=!0,void(this.scheduleSnapOrPick=!1)}if(this.schedulePickEntity&&this.pickResult&&(this.pickResult.canvasPos||this.pickResult.snappedCanvasPos)){const e=this.pickResult.canvasPos||this.pickResult.snappedCanvasPos;if(e[0]===this.pickCursorPos[0]&&e[1]===this.pickCursorPos[1])return this.picked=!0,this.pickedSurface=!1,this.schedulePickEntity=!1,void(this.schedulePickSurface=!1)}this.schedulePickSurface||this.scheduleSnapOrPick&&!this.snapPickResult?(this.pickResult=this._scene.pick({pickSurface:!0,pickSurfaceNormal:!1,canvasPos:this.pickCursorPos}),this.pickResult?(this.picked=!0,this.scheduleSnapOrPick?this.snappedOrPicked=!0:this.pickedSurface=!0,this._needFireEvents++):this.scheduleSnapOrPick&&(this.hoveredSnappedOrSurfaceOff=!0,this._needFireEvents++)):(this.pickResult=this._scene.pick({canvasPos:this.pickCursorPos}),this.pickResult&&(this.picked=!0,this.pickedSurface=!1,this._needFireEvents++)),this.scheduleSnapOrPick=!1,this.schedulePickEntity=!1,this.schedulePickSurface=!1}fireEvents(){if(0!==this._needFireEvents){if(this.hoveredSnappedOrSurfaceOff&&this._cameraControl.fire("hoverSnapOrSurfaceOff",{canvasPos:this.pickCursorPos,pointerPos:this.pickCursorPos},!0),this.snappedOrPicked)if(this.snapPickResult){const e=new Le;e.entity=this.snapPickResult.entity,e.snappedToVertex=this.snapPickResult.snappedToVertex,e.snappedToEdge=this.snapPickResult.snappedToEdge,e.worldPos=this.snapPickResult.worldPos,e.canvasPos=this.pickCursorPos,e.snappedCanvasPos=this.snapPickResult.snappedCanvasPos,this._cameraControl.fire("hoverSnapOrSurface",e,!0),this.snapPickResult=null}else this._cameraControl.fire("hoverSnapOrSurface",this.pickResult,!0);if(this.picked&&this.pickResult&&(this.pickResult.entity||this.pickResult.worldPos)){if(this.pickResult.entity){const e=this.pickResult.entity.id;this._lastPickedEntityId!==e&&(void 0!==this._lastPickedEntityId&&this._cameraControl.fire("hoverOut",{entity:this._scene.objects[this._lastPickedEntityId]},!0),this._cameraControl.fire("hoverEnter",this.pickResult,!0),this._lastPickedEntityId=e)}this._cameraControl.fire("hover",this.pickResult,!0),this.pickResult.worldPos&&(this.pickedSurface=!0,this._cameraControl.fire("hoverSurface",this.pickResult,!0))}else void 0!==this._lastPickedEntityId&&(this._cameraControl.fire("hoverOut",{entity:this._scene.objects[this._lastPickedEntityId]},!0),this._lastPickedEntityId=void 0),this._cameraControl.fire("hoverOff",{canvasPos:this.pickCursorPos},!0);this.pickResult=null,this._needFireEvents=0}}}const xc=c.vec2();class Bc{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController;let n,a,l,A=0,h=0,u=0,d=0,p=!1;const f=c.vec3();let g=!0;const m=this._scene.canvas.canvas,_=[];function v(e=!0){m.style.cursor="move",A=s.pointerCanvasPos[0],h=s.pointerCanvasPos[1],u=s.pointerCanvasPos[0],d=s.pointerCanvasPos[1],e&&(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickSurface=!0,o.update(),o.picked&&o.pickedSurface&&o.pickResult&&o.pickResult.worldPos?(p=!0,f.set(o.pickResult.worldPos)):p=!1)}document.addEventListener("keydown",this._documentKeyDownHandler=t=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;const s=t.keyCode;_[s]=!0}),document.addEventListener("keyup",this._documentKeyUpHandler=t=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;const s=t.keyCode;_[s]=!1}),m.addEventListener("mousedown",this._mouseDownHandler=t=>{if(i.active&&i.pointerEnabled)switch(t.which){case 1:_[e.input.KEY_SHIFT]||i.planView?(n=!0,v()):(n=!0,v(!1));break;case 2:a=!0,v();break;case 3:l=!0,i.panRightClick&&v()}}),document.addEventListener("mousemove",this._documentMouseMoveHandler=t=>{if(!i.active||!i.pointerEnabled)return;if(!n&&!a&&!l)return;const o=e.canvas.boundary,u=o[2],d=o[3],g=s.pointerCanvasPos[0],m=s.pointerCanvasPos[1],v=_[e.input.KEY_SHIFT]||i.planView||!i.panRightClick&&a||i.panRightClick&&l,b=document.pointerLockElement?t.movementX:g-A,y=document.pointerLockElement?t.movementY:m-h;if(v){const t=e.camera;if("perspective"===t.projection){const i=Math.abs(p?c.lenVec3(c.subVec3(f,e.camera.eye,[])):e.camera.eyeLookDist)*Math.tan(t.perspective.fov/2*Math.PI/180);r.panDeltaX+=1.5*b*i/d,r.panDeltaY+=1.5*y*i/d}else r.panDeltaX+=.5*t.ortho.scale*(b/d),r.panDeltaY+=.5*t.ortho.scale*(y/d)}else!n||a||l||i.planView||(i.firstPerson?(r.rotateDeltaY-=b/u*i.dragRotationRate/2,r.rotateDeltaX+=y/d*(i.dragRotationRate/4)):(r.rotateDeltaY-=b/u*(1.5*i.dragRotationRate),r.rotateDeltaX+=y/d*(1.5*i.dragRotationRate)));A=g,h=m}),m.addEventListener("mousemove",this._canvasMouseMoveHandler=e=>{i.active&&i.pointerEnabled&&s.mouseover&&(g=!0)}),document.addEventListener("mouseup",this._documentMouseUpHandler=e=>{if(i.active&&i.pointerEnabled)switch(e.which){case 1:case 2:case 3:n=!1,a=!1,l=!1}}),m.addEventListener("mouseup",this._mouseUpHandler=e=>{if(i.active&&i.pointerEnabled){if(3===e.which){!function(e,t){if(e){let i=e.target,s=0,r=0,o=0,n=0;for(;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,o+=i.scrollLeft,n+=i.scrollTop,i=i.offsetParent;t[0]=e.pageX+o-s,t[1]=e.pageY+n-r}else e=window.event,t[0]=e.x,t[1]=e.y}(e,xc);const i=xc[0],s=xc[1];Math.abs(i-u)<3&&Math.abs(s-d)<3&&t.cameraControl.fire("rightClick",{pagePos:[Math.round(e.pageX),Math.round(e.pageY)],canvasPos:xc,event:e},!0)}m.style.removeProperty("cursor")}}),m.addEventListener("mouseenter",this._mouseEnterHandler=()=>{i.active&&i.pointerEnabled});const b=1/60;let y=null;m.addEventListener("wheel",this._mouseWheelHandler=e=>{if(!(i.active&&i.pointerEnabled&&i.zoomOnMouseWheel))return;const t=performance.now()/1e3;var o=null!==y?t-y:0;y=t,o>.05&&(o=.05),o<b&&(o=b);const n=Math.max(-1,Math.min(1,40*-e.deltaY));if(0===n)return;const a=n/Math.abs(n);r.dollyDelta+=-a*o*i.mouseWheelDollyRate,g&&(s.followPointerDirty=!0,g=!1)},{passive:!0})}reset(){}destroy(){const e=this._scene.canvas.canvas;document.removeEventListener("keydown",this._documentKeyDownHandler),document.removeEventListener("keyup",this._documentKeyUpHandler),e.removeEventListener("mousedown",this._mouseDownHandler),document.removeEventListener("mousemove",this._documentMouseMoveHandler),e.removeEventListener("mousemove",this._canvasMouseMoveHandler),document.removeEventListener("mouseup",this._documentMouseUpHandler),e.removeEventListener("mouseup",this._mouseUpHandler),e.removeEventListener("mouseenter",this._mouseEnterHandler),e.removeEventListener("wheel",this._mouseWheelHandler)}}const wc=c.vec3(),Pc=c.vec3(),Cc=c.vec3(),Mc=c.vec3(),Ec=c.vec3(),Fc={eye:c.vec3(),look:c.vec3(),up:c.vec3()};class Ic{constructor(e,t,i,s){this._scene=e;const r=t.cameraControl,o=e.camera;this._onSceneKeyDown=e.input.on("keydown",(()=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;if(i.keyboardEnabledOnlyIfMouseover&&!s.mouseover)return;const n=r._isKeyDownForAction(r.AXIS_VIEW_RIGHT),a=r._isKeyDownForAction(r.AXIS_VIEW_BACK),l=r._isKeyDownForAction(r.AXIS_VIEW_LEFT),A=r._isKeyDownForAction(r.AXIS_VIEW_FRONT),h=r._isKeyDownForAction(r.AXIS_VIEW_TOP),u=r._isKeyDownForAction(r.AXIS_VIEW_BOTTOM);if(!(n||a||l||A||h||u))return;const d=e.aabb,p=c.getAABB3Diag(d);c.getAABB3Center(d,wc);const f=Math.abs(p/Math.tan(t.cameraFlight.fitFOV*c.DEGTORAD)),g=1.1*p;Fc.orthoScale=g,n?(Fc.eye.set(c.addVec3(wc,c.mulVec3Scalar(o.worldRight,f,Pc),Ec)),Fc.look.set(wc),Fc.up.set(o.worldUp)):a?(Fc.eye.set(c.addVec3(wc,c.mulVec3Scalar(o.worldForward,f,Pc),Ec)),Fc.look.set(wc),Fc.up.set(o.worldUp)):l?(Fc.eye.set(c.addVec3(wc,c.mulVec3Scalar(o.worldRight,-f,Pc),Ec)),Fc.look.set(wc),Fc.up.set(o.worldUp)):A?(Fc.eye.set(c.addVec3(wc,c.mulVec3Scalar(o.worldForward,-f,Pc),Ec)),Fc.look.set(wc),Fc.up.set(o.worldUp)):h?(Fc.eye.set(c.addVec3(wc,c.mulVec3Scalar(o.worldUp,f,Pc),Ec)),Fc.look.set(wc),Fc.up.set(c.normalizeVec3(c.mulVec3Scalar(o.worldForward,1,Cc),Mc))):u&&(Fc.eye.set(c.addVec3(wc,c.mulVec3Scalar(o.worldUp,-f,Pc),Ec)),Fc.look.set(wc),Fc.up.set(c.normalizeVec3(c.mulVec3Scalar(o.worldForward,-1,Cc)))),!i.firstPerson&&i.followPointer&&t.pivotController.setPivotPos(wc),t.cameraFlight.duration>0?t.cameraFlight.flyTo(Fc,(()=>{t.pivotController.getPivoting()&&i.followPointer&&t.pivotController.showPivot()})):(t.cameraFlight.jumpTo(Fc),t.pivotController.getPivoting()&&i.followPointer&&t.pivotController.showPivot())}))}reset(){}destroy(){this._scene.input.off(this._onSceneKeyDown)}}class Dc{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController,n=t.pivotController,a=t.cameraControl;this._clicks=0,this._timeout=null,this._lastPickedEntityId=null;let l=!1,A=!1;const h=this._scene.canvas.canvas,u=i=>{let s;i&&i.worldPos&&(s=i.worldPos);const r=i&&i.entity?i.entity.aabb:e.aabb;if(s){const i=e.camera;c.subVec3(i.eye,i.look,[]),t.cameraFlight.flyTo({aabb:r})}else t.cameraFlight.flyTo({aabb:r})},d=e.tickify(this._canvasMouseMoveHandler=t=>{if(!i.active||!i.pointerEnabled)return;if(l||A)return;if(a.hasSubs("rayMove")){const t=c.vec3(),i=c.vec3();c.canvasPosToWorldRay(e.canvas.canvas,e.camera.viewMatrix,e.camera.projMatrix,e.camera.projection,s.pointerCanvasPos,t,i),a.fire("rayMove",{canvasPos:s.pointerCanvasPos,ray:{origin:t,direction:i,canvasPos:s.pointerCanvasPos}},!0)}const r=a.hasSubs("hover"),n=a.hasSubs("hoverEnter"),h=a.hasSubs("hoverOut"),u=a.hasSubs("hoverOff"),d=a.hasSubs("hoverSurface"),p=a.hasSubs("hoverSnapOrSurface");if(r||n||h||u||d||p)if(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=!0,o.schedulePickSurface=d,o.scheduleSnapOrPick=p,o.update(),o.pickResult){if(o.pickResult.entity){const t=o.pickResult.entity.id;this._lastPickedEntityId!==t&&(void 0!==this._lastPickedEntityId&&a.fire("hoverOut",{entity:e.objects[this._lastPickedEntityId]},!0),a.fire("hoverEnter",o.pickResult,!0),this._lastPickedEntityId=t)}a.fire("hover",o.pickResult,!0),(o.pickResult.worldPos||o.pickResult.snappedWorldPos)&&a.fire("hoverSurface",o.pickResult,!0)}else void 0!==this._lastPickedEntityId&&(a.fire("hoverOut",{entity:e.objects[this._lastPickedEntityId]},!0),this._lastPickedEntityId=void 0),a.fire("hoverOff",{canvasPos:o.pickCursorPos},!0)});h.addEventListener("mousemove",d),h.addEventListener("mousedown",this._canvasMouseDownHandler=t=>{1===t.which&&(l=!0),3===t.which&&(A=!0);if(1===t.which&&i.active&&i.pointerEnabled&&(s.mouseDownClientX=t.clientX,s.mouseDownClientY=t.clientY,s.mouseDownCursorX=s.pointerCanvasPos[0],s.mouseDownCursorY=s.pointerCanvasPos[1],!i.firstPerson&&i.followPointer&&(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickSurface=!0,o.update(),1===t.which))){const t=o.pickResult;t&&t.worldPos?(n.setPivotPos(t.worldPos),n.startPivot()):(i.smartPivot?n.setCanvasPivotPos(s.pointerCanvasPos):n.setPivotPos(e.camera.look),n.startPivot())}}),document.addEventListener("mouseup",this._documentMouseUpHandler=e=>{1===e.which&&(l=!1),3===e.which&&(A=!1),n.getPivoting()&&n.endPivot()}),h.addEventListener("mouseup",this._canvasMouseUpHandler=r=>{if(!i.active||!i.pointerEnabled)return;if(!(1===r.which))return;if(n.hidePivot(),Math.abs(r.clientX-s.mouseDownClientX)>3||Math.abs(r.clientY-s.mouseDownClientY)>3)return;const l=a.hasSubs("picked"),A=a.hasSubs("pickedNothing"),h=a.hasSubs("pickedSurface"),d=a.hasSubs("doublePicked"),p=a.hasSubs("doublePickedSurface"),f=a.hasSubs("doublePickedNothing");if(!(i.doublePickFlyTo||d||p||f))return(l||A||h)&&(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=!0,o.schedulePickSurface=h,o.update(),o.pickResult?(a.fire("picked",o.pickResult,!0),o.pickedSurface&&a.fire("pickedSurface",o.pickResult,!0)):a.fire("pickedNothing",{canvasPos:s.pointerCanvasPos},!0)),void(this._clicks=0);if(this._clicks++,1===this._clicks){o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=i.doublePickFlyTo,o.schedulePickSurface=h,o.update();const e=o.pickResult,r=o.pickedSurface;this._timeout=setTimeout((()=>{e&&e.worldPos?(a.fire("picked",e,!0),r&&(a.fire("pickedSurface",e,!0),!i.firstPerson&&i.followPointer&&(t.pivotController.setPivotPos(e.worldPos),t.pivotController.startPivot()&&t.pivotController.showPivot()))):a.fire("pickedNothing",{canvasPos:s.pointerCanvasPos},!0),this._clicks=0}),i.doubleClickTimeFrame)}else{if(null!==this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null),o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=i.doublePickFlyTo||d||p,o.schedulePickSurface=o.schedulePickEntity&&p,o.update(),o.pickResult){if(a.fire("doublePicked",o.pickResult,!0),o.pickedSurface&&a.fire("doublePickedSurface",o.pickResult,!0),i.doublePickFlyTo&&(u(o.pickResult),!i.firstPerson&&i.followPointer)){const e=o.pickResult.entity.aabb,i=c.getAABB3Center(e);t.pivotController.setPivotPos(i),t.pivotController.startPivot()&&t.pivotController.showPivot()}}else if(a.fire("doublePickedNothing",{canvasPos:s.pointerCanvasPos},!0),i.doublePickFlyTo&&(u(),!i.firstPerson&&i.followPointer)){const i=e.aabb,s=c.getAABB3Center(i);t.pivotController.setPivotPos(s),t.pivotController.startPivot()&&t.pivotController.showPivot()}this._clicks=0}},!1)}reset(){this._clicks=0,this._lastPickedEntityId=null,this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null)}destroy(){const e=this._scene.canvas.canvas;e.removeEventListener("mousemove",this._canvasMouseMoveHandler),e.removeEventListener("mousedown",this._canvasMouseDownHandler),document.removeEventListener("mouseup",this._documentMouseUpHandler),e.removeEventListener("mouseup",this._canvasMouseUpHandler),this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null)}}class Sc{constructor(e,t,i,s,r){this._scene=e;const o=e.input,n=[],a=e.canvas.canvas;let l=!0;this._onSceneMouseMove=o.on("mousemove",(()=>{l=!0})),this._onSceneKeyDown=o.on("keydown",(t=>{i.active&&i.pointerEnabled&&e.input.keyboardEnabled&&(i.keyboardEnabledOnlyIfMouseover&&!s.mouseover||(n[t]=!0,t===o.KEY_SHIFT&&(a.style.cursor="move")))})),this._onSceneKeyUp=o.on("keyup",(s=>{i.active&&i.pointerEnabled&&e.input.keyboardEnabled&&(n[s]=!1,s===o.KEY_SHIFT&&(a.style.cursor=null),t.pivotController.getPivoting()&&t.pivotController.endPivot())})),this._onTick=e.on("tick",(a=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;if(i.keyboardEnabledOnlyIfMouseover&&!s.mouseover)return;const A=t.cameraControl,h=a.deltaTime/1e3;if(!i.planView){const e=A._isKeyDownForAction(A.ROTATE_Y_POS,n),s=A._isKeyDownForAction(A.ROTATE_Y_NEG,n),o=A._isKeyDownForAction(A.ROTATE_X_POS,n),a=A._isKeyDownForAction(A.ROTATE_X_NEG,n),l=h*i.keyboardRotationRate;(e||s||o||a)&&(!i.firstPerson&&i.followPointer&&t.pivotController.startPivot(),e?r.rotateDeltaY+=l:s&&(r.rotateDeltaY-=l),o?r.rotateDeltaX+=l:a&&(r.rotateDeltaX-=l),!i.firstPerson&&i.followPointer&&t.pivotController.startPivot())}if(!n[o.KEY_CTRL]&&!n[o.KEY_ALT]){const e=A._isKeyDownForAction(A.DOLLY_BACKWARDS,n),o=A._isKeyDownForAction(A.DOLLY_FORWARDS,n);if(e||o){const n=h*i.keyboardDollyRate;!i.firstPerson&&i.followPointer&&t.pivotController.startPivot(),o?r.dollyDelta-=n:e&&(r.dollyDelta+=n),l&&(s.followPointerDirty=!0,l=!1)}}const c=A._isKeyDownForAction(A.PAN_FORWARDS,n),u=A._isKeyDownForAction(A.PAN_BACKWARDS,n),d=A._isKeyDownForAction(A.PAN_LEFT,n),p=A._isKeyDownForAction(A.PAN_RIGHT,n),f=A._isKeyDownForAction(A.PAN_UP,n),g=A._isKeyDownForAction(A.PAN_DOWN,n),m=(n[o.KEY_ALT]?.3:1)*h*i.keyboardPanRate;(c||u||d||p||f||g)&&(!i.firstPerson&&i.followPointer&&t.pivotController.startPivot(),g?r.panDeltaY+=m:f&&(r.panDeltaY+=-m),p?r.panDeltaX+=-m:d&&(r.panDeltaX+=m),u?r.panDeltaZ+=m:c&&(r.panDeltaZ+=-m))}))}reset(){}destroy(){this._scene.off(this._onTick),this._scene.input.off(this._onSceneMouseMove),this._scene.input.off(this._onSceneKeyDown),this._scene.input.off(this._onSceneKeyUp)}}const Tc=c.vec3();class Rc{constructor(e,t,i,s,r){this._scene=e;const o=e.camera,n=t.pickController,a=t.pivotController,l=t.panController;let A=1,h=1,u=null;this._onTick=e.on("tick",(()=>{if(!i.active||!i.pointerEnabled)return;let t="default";if(Math.abs(r.dollyDelta)<.001&&(r.dollyDelta=0),Math.abs(r.rotateDeltaX)<.001&&(r.rotateDeltaX=0),Math.abs(r.rotateDeltaY)<.001&&(r.rotateDeltaY=0),0===r.rotateDeltaX&&0===r.rotateDeltaY||(r.dollyDelta=0),i.followPointer){if(--A<=0&&(A=1,0!==r.dollyDelta)){if(0===r.rotateDeltaY&&0===r.rotateDeltaX&&i.followPointer&&s.followPointerDirty&&(n.pickCursorPos=s.pointerCanvasPos,n.schedulePickSurface=!0,n.update(),n.pickResult&&n.pickResult.worldPos?u=n.pickResult.worldPos:(h=1,u=null),s.followPointerDirty=!1),u){const t=Math.abs(c.lenVec3(c.subVec3(u,e.camera.eye,Tc)));h=t/i.dollyProximityThreshold}h<i.dollyMinSpeed&&(h=i.dollyMinSpeed)}}else h=1,u=null;const d=r.dollyDelta*h;if(0===r.rotateDeltaY&&0===r.rotateDeltaX||(!i.firstPerson&&i.followPointer&&a.getPivoting()?(a.continuePivot(r.rotateDeltaY,r.rotateDeltaX),a.showPivot()):(0!==r.rotateDeltaX&&(i.firstPerson?o.pitch(-r.rotateDeltaX):o.orbitPitch(r.rotateDeltaX)),0!==r.rotateDeltaY&&(i.firstPerson?o.yaw(r.rotateDeltaY):o.orbitYaw(r.rotateDeltaY))),r.rotateDeltaX*=i.rotationInertia,r.rotateDeltaY*=i.rotationInertia,t="grabbing"),Math.abs(r.panDeltaX)<.001&&(r.panDeltaX=0),Math.abs(r.panDeltaY)<.001&&(r.panDeltaY=0),Math.abs(r.panDeltaZ)<.001&&(r.panDeltaZ=0),0!==r.panDeltaX||0!==r.panDeltaY||0!==r.panDeltaZ){const e=c.vec3();let s,n;if(e[0]=r.panDeltaX,e[1]=r.panDeltaY,e[2]=r.panDeltaZ,i.constrainVertical){o.xUp?(s=o.eye[0],n=o.look[0]):o.yUp?(s=o.eye[1],n=o.look[1]):o.zUp&&(s=o.eye[2],n=o.look[2]),o.pan(e);const t=o.eye,i=o.look;o.xUp?(t[0]=s,i[0]=n):o.yUp?(t[1]=s,i[1]=n):o.zUp&&(t[2]=s,i[2]=n),o.eye=t,o.look=i}else o.pan(e);t="grabbing"}if(r.panDeltaX*=i.panInertia,r.panDeltaY*=i.panInertia,r.panDeltaZ*=i.panInertia,0!==d){if(t=d<0?"zoom-in":"zoom-out",i.firstPerson){let e,t;if(i.constrainVertical&&(o.xUp?(e=o.eye[0],t=o.look[0]):o.yUp?(e=o.eye[1],t=o.look[1]):o.zUp&&(e=o.eye[2],t=o.look[2])),i.followPointer){l.dollyToCanvasPos(u,s.pointerCanvasPos,-d)&&(s.followPointerDirty=!0)}else o.pan([0,0,d]),o.ortho.scale=o.ortho.scale-d;if(i.constrainVertical){const i=o.eye,s=o.look;o.xUp?(i[0]=e,s[0]=t):o.yUp?(i[1]=e,s[1]=t):o.zUp&&(i[2]=e,s[2]=t),o.eye=i,o.look=s}}else if(i.planView)if(i.followPointer){l.dollyToCanvasPos(u,s.pointerCanvasPos,-d)&&(s.followPointerDirty=!0)}else o.ortho.scale=o.ortho.scale+d,o.zoom(d);else if(i.followPointer){l.dollyToCanvasPos(u,s.pointerCanvasPos,-d)&&(s.followPointerDirty=!0)}else o.ortho.scale=o.ortho.scale+d,o.zoom(d);r.dollyDelta*=i.dollyInertia}n.fireEvents(),document.body.style.cursor=t}))}destroy(){this._scene.off(this._onTick)}}class Lc{constructor(e,t,i,s,r){this._scene=e;const o=this._scene.canvas.canvas;o.addEventListener("mouseenter",this._mouseEnterHandler=()=>{s.mouseover=!0}),o.addEventListener("mouseleave",this._mouseLeaveHandler=()=>{s.mouseover=!1,o.style.cursor=null}),document.addEventListener("mousemove",this._mouseMoveHandler=e=>{Uc(e,o,s.pointerCanvasPos)}),o.addEventListener("mousedown",this._mouseDownHandler=e=>{i.active&&i.pointerEnabled&&(Uc(e,o,s.pointerCanvasPos),s.mouseover=!0)}),o.addEventListener("mouseup",this._mouseUpHandler=e=>{i.active&&i.pointerEnabled})}reset(){}destroy(){const e=this._scene.canvas.canvas;document.removeEventListener("mousemove",this._mouseMoveHandler),e.removeEventListener("mouseenter",this._mouseEnterHandler),e.removeEventListener("mouseleave",this._mouseLeaveHandler),e.removeEventListener("mousedown",this._mouseDownHandler),e.removeEventListener("mouseup",this._mouseUpHandler)}}function Uc(e,t,i){if(e){const{left:s,top:r}=t.getBoundingClientRect();i[0]=e.clientX-s,i[1]=e.clientY-r}else e=window.event,i[0]=e.x,i[1]=e.y;return i}const Oc=function(e,t){if(e){let i=e.target,s=0,r=0;for(;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t};class kc{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController,n=t.pivotController,a=c.vec2(),l=c.vec2(),A=c.vec2(),h=c.vec2(),u=[],d=this._scene.canvas.canvas;let p=0,f=!1;this._onTick=e.on("tick",(()=>{f=!1})),d.addEventListener("touchstart",this._canvasTouchStartHandler=t=>{if(!i.active||!i.pointerEnabled)return;t.preventDefault();const r=t.touches,l=t.changedTouches;for(s.touchStartTime=Date.now(),1===r.length&&1===l.length&&(Oc(r[0],a),i.followPointer&&(o.pickCursorPos=a,o.schedulePickSurface=!0,o.update(),i.planView||(o.picked&&o.pickedSurface&&o.pickResult&&o.pickResult.worldPos?(n.setPivotPos(o.pickResult.worldPos),!i.firstPerson&&n.startPivot()&&n.showPivot()):(i.smartPivot?n.setCanvasPivotPos(s.pointerCanvasPos):n.setPivotPos(e.camera.look),!i.firstPerson&&n.startPivot()&&n.showPivot()))));u.length<r.length;)u.push(c.vec2());for(let e=0,t=r.length;e<t;++e)Oc(r[e],u[e]);p=r.length}),d.addEventListener("touchend",this._canvasTouchEndHandler=()=>{n.getPivoting()&&n.endPivot()}),d.addEventListener("touchmove",this._canvasTouchMoveHandler=t=>{if(!i.active||!i.pointerEnabled)return;if(t.stopPropagation(),t.preventDefault(),f)return;f=!0;const n=e.canvas.boundary,a=n[2],d=n[3],g=t.touches;if(t.touches.length===p){if(1===p){Oc(g[0],l),c.subVec2(l,u[0],h);const t=h[0],o=h[1];if(null!==s.longTouchTimeout&&(Math.abs(t)>i.longTapRadius||Math.abs(o)>i.longTapRadius)&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null),i.planView){const s=e.camera;if("perspective"===s.projection){const n=Math.abs(e.camera.eyeLookDist)*Math.tan(s.perspective.fov/2*Math.PI/180);r.panDeltaX+=t*n/d*i.touchPanRate,r.panDeltaY+=o*n/d*i.touchPanRate}else r.panDeltaX+=.5*s.ortho.scale*(t/d)*i.touchPanRate,r.panDeltaY+=.5*s.ortho.scale*(o/d)*i.touchPanRate}else r.rotateDeltaY-=t/a*(1*i.dragRotationRate),r.rotateDeltaX+=o/d*(1.5*i.dragRotationRate)}else if(2===p){const t=g[0],n=g[1];Oc(t,l),Oc(n,A);const a=c.geometricMeanVec2(u[0],u[1]),h=c.geometricMeanVec2(l,A),p=c.vec2();c.subVec2(a,h,p);const f=p[0],m=p[1],_=e.camera,v=c.distVec2([t.pageX,t.pageY],[n.pageX,n.pageY]),b=(c.distVec2(u[0],u[1])-v)*i.touchDollyRate;if(r.dollyDelta=b,Math.abs(b)<1)if("perspective"===_.projection){const t=o.pickResult?o.pickResult.worldPos:e.center,s=Math.abs(c.lenVec3(c.subVec3(t,e.camera.eye,[])))*Math.tan(_.perspective.fov/2*Math.PI/180);r.panDeltaX-=f*s/d*i.touchPanRate,r.panDeltaY-=m*s/d*i.touchPanRate}else r.panDeltaX-=.5*_.ortho.scale*(f/d)*i.touchPanRate,r.panDeltaY-=.5*_.ortho.scale*(m/d)*i.touchPanRate;s.pointerCanvasPos=h}for(let e=0;e<p;++e)Oc(g[e],u[e])}})}reset(){}destroy(){const e=this._scene.canvas.canvas;e.removeEventListener("touchstart",this._canvasTouchStartHandler),e.removeEventListener("touchend",this._canvasTouchEndHandler),e.removeEventListener("touchmove",this._canvasTouchMoveHandler),this._scene.off(this._onTick)}}const Nc=function(e,t){if(e){let i=e.target,s=0,r=0;for(;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t};class Qc{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController,n=t.cameraControl;let a;const l=[],A=new Float32Array(2);let h=-1,u=-1;const d=this._scene.canvas.canvas,p=i=>{let s;i&&i.worldPos&&(s=i.worldPos);const r=i?i.entity.aabb:e.aabb;if(s){const i=e.camera;c.subVec3(i.eye,i.look,[]),t.cameraFlight.flyTo({aabb:r})}else t.cameraFlight.flyTo({aabb:r})};d.addEventListener("touchstart",this._canvasTouchStartHandler=e=>{if(!i.active||!i.pointerEnabled)return;null!==s.longTouchTimeout&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null);const r=e.touches,o=e.changedTouches;if(a=Date.now(),1===r.length&&1===o.length){h=a,Nc(r[0],A);const o=A[0],n=A[1],l=r[0].pageX,c=r[0].pageY;s.longTouchTimeout=setTimeout((()=>{t.cameraControl.fire("rightClick",{pagePos:[Math.round(l),Math.round(c)],canvasPos:[Math.round(o),Math.round(n)],event:e},!0),s.longTouchTimeout=null}),i.longTapTimeout)}else h=-1;for(;l.length<r.length;)l.push(new Float32Array(2));for(let e=0,t=r.length;e<t;++e)Nc(r[e],l[e]);l.length=r.length},{passive:!0}),d.addEventListener("touchend",this._canvasTouchEndHandler=e=>{if(!i.active||!i.pointerEnabled)return;const t=Date.now(),r=e.touches,a=e.changedTouches,d=n.hasSubs("pickedSurface");null!==s.longTouchTimeout&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null),0===r.length&&1===a.length&&h>-1&&t-h<150&&(u>-1&&h-u<325?(Nc(a[0],o.pickCursorPos),o.schedulePickEntity=!0,o.schedulePickSurface=d,o.update(),o.pickResult?(o.pickResult.touchInput=!0,n.fire("doublePicked",o.pickResult),o.pickedSurface&&n.fire("doublePickedSurface",o.pickResult),i.doublePickFlyTo&&p(o.pickResult)):(n.fire("doublePickedNothing"),i.doublePickFlyTo&&p()),u=-1):c.distVec2(l[0],A)<4&&(Nc(a[0],o.pickCursorPos),o.schedulePickEntity=!0,o.schedulePickSurface=d,o.update(),o.pickResult?(o.pickResult.touchInput=!0,n.fire("picked",o.pickResult),o.pickedSurface&&n.fire("pickedSurface",o.pickResult)):n.fire("pickedNothing"),u=t),h=-1),l.length=r.length;for(let e=0,t=r.length;e<t;++e)l[e][0]=r[e].pageX,l[e][1]=r[e].pageY},{passive:!0})}reset(){}destroy(){const e=this._scene.canvas.canvas;e.removeEventListener("touchstart",this._canvasTouchStartHandler),e.removeEventListener("touchend",this._canvasTouchEndHandler)}}class Vc extends D{constructor(e,t={}){super(e,t),this.PAN_LEFT=0,this.PAN_RIGHT=1,this.PAN_UP=2,this.PAN_DOWN=3,this.PAN_FORWARDS=4,this.PAN_BACKWARDS=5,this.ROTATE_X_POS=6,this.ROTATE_X_NEG=7,this.ROTATE_Y_POS=8,this.ROTATE_Y_NEG=9,this.DOLLY_FORWARDS=10,this.DOLLY_BACKWARDS=11,this.AXIS_VIEW_RIGHT=12,this.AXIS_VIEW_BACK=13,this.AXIS_VIEW_LEFT=14,this.AXIS_VIEW_FRONT=15,this.AXIS_VIEW_TOP=16,this.AXIS_VIEW_BOTTOM=17,this._keyMap={},this.scene.canvas.canvas.oncontextmenu=e=>{e.preventDefault()},this._configs={longTapTimeout:600,longTapRadius:5,active:!0,keyboardLayout:"qwerty",navMode:"orbit",planView:!1,firstPerson:!1,followPointer:!0,doublePickFlyTo:!0,panRightClick:!0,showPivot:!1,pointerEnabled:!0,constrainVertical:!1,smartPivot:!1,doubleClickTimeFrame:250,zoomOnMouseWheel:!0,snapToVertex:true,snapToEdge:true,snapRadius:30,keyboardEnabledOnlyIfMouseover:!0,dragRotationRate:360,keyboardRotationRate:90,rotationInertia:0,keyboardPanRate:1,touchPanRate:1,panInertia:.5,keyboardDollyRate:10,mouseWheelDollyRate:100,touchDollyRate:.2,dollyInertia:0,dollyProximityThreshold:30,dollyMinSpeed:.04},this._states={pointerCanvasPos:c.vec2(),mouseover:!1,followPointerDirty:!0,mouseDownClientX:0,mouseDownClientY:0,mouseDownCursorX:0,mouseDownCursorY:0,touchStartTime:null,activeTouches:[],tapStartPos:c.vec2(),tapStartTime:-1,lastTapTime:-1,longTouchTimeout:null},this._updates={rotateDeltaX:0,rotateDeltaY:0,panDeltaX:0,panDeltaY:0,panDeltaZ:0,dollyDelta:0};const i=this.scene;this._controllers={cameraControl:this,pickController:new yc(this,this._configs),pivotController:new bc(i,this._configs),panController:new dc(i),cameraFlight:new Gh(this,{duration:.5})},this._handlers=[new Lc(this.scene,this._controllers,this._configs,this._states,this._updates),new kc(this.scene,this._controllers,this._configs,this._states,this._updates),new Bc(this.scene,this._controllers,this._configs,this._states,this._updates),new Ic(this.scene,this._controllers,this._configs,this._states,this._updates),new Dc(this.scene,this._controllers,this._configs,this._states,this._updates),new Qc(this.scene,this._controllers,this._configs,this._states,this._updates),new Sc(this.scene,this._controllers,this._configs,this._states,this._updates)],this._cameraUpdater=new Rc(this.scene,this._controllers,this._configs,this._states,this._updates),this.navMode=t.navMode,t.planView&&(this.planView=t.planView),this.constrainVertical=t.constrainVertical,t.keyboardLayout?this.keyboardLayout=t.keyboardLayout:this.keyMap=t.keyMap,this.doublePickFlyTo=t.doublePickFlyTo,this.panRightClick=t.panRightClick,this.active=t.active,this.followPointer=t.followPointer,this.rotationInertia=t.rotationInertia,this.keyboardPanRate=t.keyboardPanRate,this.touchPanRate=t.touchPanRate,this.keyboardRotationRate=t.keyboardRotationRate,this.dragRotationRate=t.dragRotationRate,this.touchDollyRate=t.touchDollyRate,this.dollyInertia=t.dollyInertia,this.dollyProximityThreshold=t.dollyProximityThreshold,this.dollyMinSpeed=t.dollyMinSpeed,this.panInertia=t.panInertia,this.pointerEnabled=!0,this.keyboardDollyRate=t.keyboardDollyRate,this.mouseWheelDollyRate=t.mouseWheelDollyRate}set keyMap(e){if(e=e||"qwerty",_.isString(e)){const t=this.scene.input,i={};switch(e){default:this.error("Unsupported value for 'keyMap': "+e+" defaulting to 'qwerty'");case"qwerty":i[this.PAN_LEFT]=[t.KEY_A],i[this.PAN_RIGHT]=[t.KEY_D],i[this.PAN_UP]=[t.KEY_Z],i[this.PAN_DOWN]=[t.KEY_X],i[this.PAN_BACKWARDS]=[],i[this.PAN_FORWARDS]=[],i[this.DOLLY_FORWARDS]=[t.KEY_W,t.KEY_ADD],i[this.DOLLY_BACKWARDS]=[t.KEY_S,t.KEY_SUBTRACT],i[this.ROTATE_X_POS]=[t.KEY_DOWN_ARROW],i[this.ROTATE_X_NEG]=[t.KEY_UP_ARROW],i[this.ROTATE_Y_POS]=[t.KEY_Q,t.KEY_LEFT_ARROW],i[this.ROTATE_Y_NEG]=[t.KEY_E,t.KEY_RIGHT_ARROW],i[this.AXIS_VIEW_RIGHT]=[t.KEY_NUM_1],i[this.AXIS_VIEW_BACK]=[t.KEY_NUM_2],i[this.AXIS_VIEW_LEFT]=[t.KEY_NUM_3],i[this.AXIS_VIEW_FRONT]=[t.KEY_NUM_4],i[this.AXIS_VIEW_TOP]=[t.KEY_NUM_5],i[this.AXIS_VIEW_BOTTOM]=[t.KEY_NUM_6];break;case"azerty":i[this.PAN_LEFT]=[t.KEY_Q],i[this.PAN_RIGHT]=[t.KEY_D],i[this.PAN_UP]=[t.KEY_W],i[this.PAN_DOWN]=[t.KEY_X],i[this.PAN_BACKWARDS]=[],i[this.PAN_FORWARDS]=[],i[this.DOLLY_FORWARDS]=[t.KEY_Z,t.KEY_ADD],i[this.DOLLY_BACKWARDS]=[t.KEY_S,t.KEY_SUBTRACT],i[this.ROTATE_X_POS]=[t.KEY_DOWN_ARROW],i[this.ROTATE_X_NEG]=[t.KEY_UP_ARROW],i[this.ROTATE_Y_POS]=[t.KEY_A,t.KEY_LEFT_ARROW],i[this.ROTATE_Y_NEG]=[t.KEY_E,t.KEY_RIGHT_ARROW],i[this.AXIS_VIEW_RIGHT]=[t.KEY_NUM_1],i[this.AXIS_VIEW_BACK]=[t.KEY_NUM_2],i[this.AXIS_VIEW_LEFT]=[t.KEY_NUM_3],i[this.AXIS_VIEW_FRONT]=[t.KEY_NUM_4],i[this.AXIS_VIEW_TOP]=[t.KEY_NUM_5],i[this.AXIS_VIEW_BOTTOM]=[t.KEY_NUM_6]}this._keyMap=i}else{const t=e;this._keyMap=t}}get keyMap(){return this._keyMap}_isKeyDownForAction(e,t){const i=this._keyMap[e];if(!i)return!1;t||(t=this.scene.input.keyDown);for(let e=0,s=i.length;e<s;e++){if(t[i[e]])return!0}return!1}set pivotElement(e){this._controllers.pivotController.setPivotElement(e)}set active(e){e=!1!==e,this._configs.active=e,this._handlers[1]._active=e,this._handlers[5]._active=e}get active(){return this._configs.active}set snapToVertex(e){this._configs.snapToVertex=!!e}get snapToVertex(){return this._configs.snapToVertex}set snapToEdge(e){this._configs.snapToEdge=!!e}get snapToEdge(){return this._configs.snapToEdge}set snapRadius(e){e=e||30,this._configs.snapRadius=e}get snapRadius(){return this._configs.snapRadius}set keyboardEnabledOnlyIfMouseover(e){this._configs.keyboardEnabledOnlyIfMouseover=!!e}get keyboardEnabledOnlyIfMouseover(){return this._configs.keyboardEnabledOnlyIfMouseover}set navMode(e){"firstPerson"!==(e=e||"orbit")&&"orbit"!==e&&"planView"!==e&&(this.error("Unsupported value for navMode: "+e+" - supported values are 'orbit', 'firstPerson' and 'planView' - defaulting to 'orbit'"),e="orbit"),this._configs.firstPerson="firstPerson"===e,this._configs.planView="planView"===e,(this._configs.firstPerson||this._configs.planView)&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot()),this._configs.navMode=e}get navMode(){return this._configs.navMode}set pointerEnabled(e){this._reset(),this._configs.pointerEnabled=!!e}_reset(){for(let e=0,t=this._handlers.length;e<t;e++){const t=this._handlers[e];t.reset&&t.reset()}this._updates.panDeltaX=0,this._updates.panDeltaY=0,this._updates.rotateDeltaX=0,this._updates.rotateDeltaY=0,this._updates.dolyDelta=0}get pointerEnabled(){return this._configs.pointerEnabled}set followPointer(e){this._configs.followPointer=!1!==e}get followPointer(){return this._configs.followPointer}set pivotPos(e){this._controllers.pivotController.setPivotPos(e)}get pivotPos(){return this._controllers.pivotController.getPivotPos()}set dollyToPointer(e){this.warn("dollyToPointer property is deprecated - replaced with followPointer"),this.followPointer=e}get dollyToPointer(){return this.warn("dollyToPointer property is deprecated - replaced with followPointer"),this.followPointer}set panToPointer(e){this.warn("panToPointer property is deprecated - replaced with followPointer")}get panToPointer(){return this.warn("panToPointer property is deprecated - replaced with followPointer"),!1}set planView(e){this._configs.planView=!!e,this._configs.firstPerson=!1,this._configs.planView&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot()),this.warn("planView property is deprecated - replaced with navMode")}get planView(){return this.warn("planView property is deprecated - replaced with navMode"),this._configs.planView}set firstPerson(e){this.warn("firstPerson property is deprecated - replaced with navMode"),this._configs.firstPerson=!!e,this._configs.planView=!1,this._configs.firstPerson&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot())}get firstPerson(){return this.warn("firstPerson property is deprecated - replaced with navMode"),this._configs.firstPerson}set constrainVertical(e){this._configs.constrainVertical=!!e}get constrainVertical(){return this._configs.constrainVertical}set doublePickFlyTo(e){this._configs.doublePickFlyTo=!1!==e}get doublePickFlyTo(){return this._configs.doublePickFlyTo}set panRightClick(e){this._configs.panRightClick=!1!==e}get panRightClick(){return this._configs.panRightClick}set rotationInertia(e){this._configs.rotationInertia=null!=e?e:0}get rotationInertia(){return this._configs.rotationInertia}set keyboardPanRate(e){this._configs.keyboardPanRate=null!=e?e:5}set touchPanRate(e){this._configs.touchPanRate=null!=e?e:1}get touchPanRate(){return this._configs.touchPanRate}get keyboardPanRate(){return this._configs.keyboardPanRate}set keyboardRotationRate(e){this._configs.keyboardRotationRate=null!=e?e:90}get keyboardRotationRate(){return this._configs.keyboardRotationRate}set dragRotationRate(e){this._configs.dragRotationRate=null!=e?e:360}get dragRotationRate(){return this._configs.dragRotationRate}set keyboardDollyRate(e){this._configs.keyboardDollyRate=null!=e?e:15}get keyboardDollyRate(){return this._configs.keyboardDollyRate}set touchDollyRate(e){this._configs.touchDollyRate=null!=e?e:.2}get touchDollyRate(){return this._configs.touchDollyRate}set mouseWheelDollyRate(e){this._configs.mouseWheelDollyRate=null!=e?e:100}get mouseWheelDollyRate(){return this._configs.mouseWheelDollyRate}set dollyInertia(e){this._configs.dollyInertia=null!=e?e:0}get dollyInertia(){return this._configs.dollyInertia}set dollyProximityThreshold(e){this._configs.dollyProximityThreshold=null!=e?e:35}get dollyProximityThreshold(){return this._configs.dollyProximityThreshold}set dollyMinSpeed(e){this._configs.dollyMinSpeed=null!=e?e:.04}get dollyMinSpeed(){return this._configs.dollyMinSpeed}set panInertia(e){this._configs.panInertia=null!=e?e:.5}get panInertia(){return this._configs.panInertia}set keyboardLayout(e){"qwerty"!==(e=e||"qwerty")&&"azerty"!==e&&(this.error("Unsupported value for keyboardLayout - defaulting to 'qwerty'"),e="qwerty"),this._configs.keyboardLayout=e,this.keyMap=this._configs.keyboardLayout}get keyboardLayout(){return this._configs.keyboardLayout}enablePivotSphere(e={}){this._controllers.pivotController.enablePivotSphere(e)}disablePivotSphere(){this._controllers.pivotController.disablePivotSphere()}set smartPivot(e){this._configs.smartPivot=!1!==e}get smartPivot(){return this._configs.smartPivot}set doubleClickTimeFrame(e){this._configs.doubleClickTimeFrame=null!=e?e:250}get doubleClickTimeFrame(){return this._configs.doubleClickTimeFrame}set zoomOnMouseWheel(e){this._configs.zoomOnMouseWheel=!!e}get zoomOnMouseWheel(){return this._configs.zoomOnMouseWheel}destroy(){this._destroyHandlers(),this._destroyControllers(),this._cameraUpdater.destroy(),super.destroy()}_destroyHandlers(){for(let e=0,t=this._handlers.length;e<t;e++){const t=this._handlers[e];t.destroy&&t.destroy()}}_destroyControllers(){for(let e=0,t=this._controllers.length;e<t;e++){const t=this._controllers[e];t.destroy&&t.destroy()}}}class Hc{constructor(e,t,i,s,r){this.name=e,this.type=i,this.value=t,this.valueType=s,this.description=r}}class jc{constructor(e){if(this.id=e.id,this.originalSystemId=e.originalSystemId,this.metaModels=[],this.name=e.name,this.type=e.type,this.properties=[],e.properties){const t=e.properties;for(let e=0,i=t.length;e<i;e++){const i=t[e];Number.isInteger(i)?this.properties.push(i):this.properties.push(new Hc(i.name,i.value,i.type,i.valueType,i.description))}}}}class Gc{constructor(e){this.metaModels=[],this.id=e.id,this.parentId=e.parentId,this.parent=null,this.originalSystemId=e.originalSystemId,this.name=e.name,this.type=e.type,this.propertySetIds=e.propertySetIds,this.propertySets=[],this.attributes=e.attributes||{},void 0!==e.external&&null!==e.external&&(this.external=e.external)}get metaModel(){return 1==this.metaModels.length?this.metaModels[0]:null}getObjectIDsInSubtree(){const e=[];return function t(i){if(!i)return;e.push(i.id);const s=i.children;if(s)for(var r=0,o=s.length;r<o;r++)t(s[r])}(this),e}withMetaObjectsInSubtree(e){!function t(i){if(!i)return;e(i);const s=i.children;if(s)for(var r=0,o=s.length;r<o;r++)t(s[r])}(this)}getObjectIDsInSubtreeByType(e){const t={};for(var i=0,s=e.length;i<s;i++)t[e[i]]=e[i];const r=[];return function e(i){if(!i)return;t[i.type]&&r.push(i.id);const s=i.children;if(s)for(var o=0,n=s.length;o<n;o++)e(s[o])}(this),r}getJSON(){var e={id:this.id,type:this.type,name:this.name};return this.parent&&(e.parent=this.parent.id),e}}class zc{constructor(e){this.id=e.id,this.projectId=e.projectId,this.revisionId=e.revisionId,this.author=e.author,this.createdAt=e.createdAt,this.creatingApplication=e.creatingApplication,this.schema=e.schema,this.metaScene=e.metaScene,this.propertySets=[],this.rootMetaObjects=[],this.metaObjects={},this.graph=e.graph||{},this.metaScene.metaModels[this.id]=this,this._propertyLookup=[],this.finalized=!1}get rootMetaObject(){return 1===this.rootMetaObjects.length?this.rootMetaObjects[0]:null}loadData(e,t={}){if(this.finalized)throw"MetaScene already finalized - can't add more data";this._globalizeIDs(e,t);const i=this.metaScene,s=e.properties;if(s)for(let e=0,t=s.length;e<t;e++)this._propertyLookup.push(s[e]);if(e.propertySets)for(let t=0,s=e.propertySets.length;t<s;t++){const s=e.propertySets[t];s.properties||(s.properties=[]);let r=i.propertySets[s.id];r||(r=new jc({id:s.id,originalSystemId:s.originalSystemId||s.id,type:s.type,name:s.name,properties:s.properties}),i.propertySets[r.id]=r),r.metaModels.push(this),this.propertySets.push(r)}if(e.metaObjects)for(let t=0,s=e.metaObjects.length;t<s;t++){const s=e.metaObjects[t],r=s.id;let o=i.metaObjects[r];if(!o){const e=s.type,t=s.originalSystemId,i=s.propertySets||s.propertySetIds;o=new Gc({id:r,originalSystemId:t,parentId:s.parent,type:e,name:s.name,attributes:s.attributes,propertySetIds:i,external:s.external}),this.metaScene.metaObjects[r]=o,o.metaModels=[]}this.metaObjects[r]=o,s.parent||(this.rootMetaObjects.push(o),i.rootMetaObjects[r]=o)}}_decompressProperties(e,t){const i=[];for(let s=0,r=t.length;s<r;s++){const r=t[s];if(Number.isInteger(r)){const o=e[r];o?t[s]=o:i.push(r)}}i.length>0&&console.error(`[MetaModel._decompressProperties] Properties not found: ${i}`)}finalize(){if(this.finalized)throw"MetaScene already finalized - can't re-finalize";const e=this.metaScene;for(let t in e.metaObjects){const i=e.metaObjects[t];if(i.children&&(i.children=[]),i.propertySets&&(i.propertySets=[]),i.propertySetIds)for(let t=0,s=i.propertySetIds.length;t<s;t++){const s=i.propertySetIds[t],r=e.propertySets[s];i.propertySets.push(r)}}for(let t in e.metaObjects){const i=e.metaObjects[t];if(i.parentId){const t=e.metaObjects[i.parentId];t&&(i.parent=t,(t.children||(t.children=[])).push(i))}}for(let t in e.metaObjects){e.metaObjects[t].metaModels=[]}for(let t in e.metaModels){const i=e.metaModels[t];for(let e=0,t=i.metaObjects.length;e<t;e++){i.metaObjects[e].metaModels.push(i)}}e.metaObjectsByType={};for(let t in e.metaObjects){const i=e.metaObjects[t],s=i.type;(e.metaObjectsByType[s]||(e.metaObjectsByType[s]={}))[t]=i}if(this.propertySets)for(let e=0,t=this.propertySets.length;e<t;e++){const t=this.propertySets[e];this._decompressProperties(this._propertyLookup,t.properties)}this._propertyLookup=[],this.finalized=!0,this.metaScene.fire("metaModelCreated",this.id)}getJSON(){const e={id:this.id,projectId:this.projectId,author:this.author,createdAt:this.createdAt,schema:this.schema,creatingApplication:this.creatingApplication,metaObjects:[],propertySets:[]},t=Object.values(this.metaObjects);for(let i=0,s=t.length;i<s;i++){const s=t[i],r={id:s.id,originalSystemId:s.originalSystemId,extId:s.extId,type:s.type,name:s.name};s.parent&&(r.parent=s.parent.id),s.attributes&&(r.attributes=s.attributes),s.propertySetIds&&(r.propertySetIds=s.propertySetIds),e.metaObjects.push(r)}for(let t=0,i=this.propertySets.length;t<i;t++){const i=this.propertySets[t],s={id:i.id,originalSystemId:i.originalSystemId,extId:i.extId,type:i.type,name:i.name,propertyies:[]};for(let e=0,t=i.properties.length;e<t;e++){const t=i.properties[e],r={id:t.id,description:t.description,type:t.type,name:t.name,value:t.value,valueType:t.valueType};s.properties.push(r)}e.propertySets.push(s)}return e}_globalizeIDs(e,t){const i=!!t.globalizeObjectIds;if(e.metaObjects)for(let t=0,s=e.metaObjects.length;t<s;t++){const s=e.metaObjects[t];if(s.originalSystemId=s.id,s.parent&&(s.originalParentSystemId=s.parent),i&&(s.id=c.globalizeObjectId(this.id,s.id),s.parent&&(s.parent=c.globalizeObjectId(this.id,s.parent))),i){const e=s.propertySetIds;if(e){const t=[];for(let i=0,s=e.length;i<s;i++)t.push(c.globalizeObjectId(this.id,e[i]));s.propertySetIds=t,s.originalSystemPropertySetIds=e}}else s.originalSystemPropertySetIds=s.propertySetIds}if(e.propertySets)for(let t=0,s=e.propertySets.length;t<s;t++){const s=e.propertySets[t];s.originalSystemId=s.id,i&&(s.id=c.globalizeObjectId(this.id,s.id))}}}class Wc{constructor(e,t){this.viewer=e,this.scene=t,this.metaModels={},this.propertySets={},this.metaObjects={},this.metaObjectsByType={},this.rootMetaObjects={},this._eventSubs={}}on(e,t){let i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}fire(e,t){const i=this._eventSubs[e];if(i)for(let e=0,s=i.length;e<s;e++)i[e](t)}off(e){}createMetaModel(e,t,i={}){const s=new zc({metaScene:this,id:e,projectId:t.projectId||"none",revisionId:t.revisionId||"none",author:t.author||"none",createdAt:t.createdAt||"none",creatingApplication:t.creatingApplication||"none",schema:t.schema||"none",propertySets:[]});return s.loadData(t),s.finalize(),s}destroyMetaModel(e){const t=this.metaModels[e];if(t){if(t.propertySets)for(let i=0,s=t.propertySets.length;i<s;i++){const s=t.propertySets[i];if(1===s.metaModels.length&&s.metaModels[0].id===e)delete this.propertySets[s.id];else{const t=[];for(let i=0,r=s.metaModels.length;i<r;i++)s.metaModels[i].id!==e&&t.push(s.metaModels[i]);s.metaModels=t}}if(t.metaObjects)for(let i=0,s=t.metaObjects.length;i<s;i++){const s=t.metaObjects[i];s.type;const r=s.id;1===s.metaModels.length&&s.metaModels[0].id===e&&(delete this.metaObjects[r],s.parent||delete this.rootMetaObjects[r])}for(let e in this.metaObjects){const t=this.metaObjects[e];if(t.children&&(t.children=[]),t.propertySets&&(t.propertySets=[]),t.propertySetIds)for(let e=0,i=t.propertySetIds.length;e<i;e++){const i=t.propertySetIds[e],s=this.propertySets[i];t.propertySets.push(s)}}this.metaObjectsByType={};for(let e in this.metaObjects){const t=this.metaObjects[e],i=t.type;t.children&&(t.children=null),(this.metaObjectsByType[i]||(this.metaObjectsByType[i]={}))[e]=t}for(let e in this.metaObjects){const t=this.metaObjects[e];if(t.parentId){const e=this.metaObjects[t.parentId];e&&(t.parent=e,(e.children||(e.children=[])).push(t))}}delete this.metaModels[e];for(let e in this.metaObjects){this.metaObjects[e].metaModels=[]}for(let e in this.metaModels){const t=this.metaModels[e];for(let e=0,i=t.metaObjects.length;e<i;e++){t.metaObjects[e].metaModels.push(t)}}this.fire("metaModelDestroyed",e)}}getObjectIDsByType(e){const t=this.metaObjectsByType[e];return t?Object.keys(t):[]}getObjectIDsInSubtree(e,t,i){const s=[],r=this.metaObjects[e],o=t&&t.length>0?Kc(t):null,n=i&&i.length>0?Kc(i):null,a=e=>{if(!e)return;var t=!0;(n&&n[e.type]||o&&!o[e.type])&&(t=!1),t&&s.push(e.id);const i=e.children;if(i)for(var r=0,l=i.length;r<l;r++)a(i[r])};return a(r),s}withMetaObjectsInSubtree(e,t){const i=this.metaObjects[e];i&&i.withMetaObjectsInSubtree(t)}}function Kc(e){const t={};for(var i=0,s=e.length;i<s;i++)t[e[i]]=!0;return t}
+ **/let KA=null;function XA(e,t){const i=3*e,s=3*t;let r,o,n,a,l,A;const h=Math.min(r=KA[i],o=KA[i+1],n=KA[i+2]),c=Math.min(a=KA[s],l=KA[s+1],A=KA[s+2]);if(h!==c)return h-c;const u=Math.max(r,o,n),d=Math.max(a,l,A);return u!==d?u-d:0}let JA=null;function YA(e,t){let i=JA[2*e]-JA[2*t];return 0!==i?i:JA[2*e+1]-JA[2*t+1]}function ZA(e,t,i=!1){const s=e.positionsCompressed||[],r=function(e,t){const i=new Int32Array(e.length/3);for(let e=0,t=i.length;e<t;e++)i[e]=e;KA=new Int32Array(e.length);for(let i=0,s=e.length;i<s;i++)KA[i]=e[i]>>t;i.sort(XA);const s=new Int32Array(e.length);for(let t=0,r=i.length;t<r;t++)s[3*t+0]=e[3*i[t]+0],s[3*t+1]=e[3*i[t]+1],s[3*t+2]=e[3*i[t]+2];return s}(e.indices||[],t),o=function(e){if(0===(e||[]).length)return[];let t=new Int32Array(e.length/2);for(let e=0,i=t.length;e<i;e++)t[e]=e;for(let t=0,i=e.length;t<i;t+=2)if(e[t]>e[t+1]){let i=e[t];e[t]=e[t+1],e[t+1]=i}JA=new Int32Array(e),t.sort(YA);const i=new Int32Array(e.length);for(let s=0,r=t.length;s<r;s++)i[2*s+0]=e[2*t[s]+0],i[2*s+1]=e[2*t[s]+1];return i}(e.edgeIndices||[]);function n(e,t){if(e>t){let i=e;e=t,t=i}function i(i,s){return i!==e?e-i:s!==t?t-s:0}let s=0,r=(o.length>>1)-1;for(;s<=r;){const e=r+s>>1,t=i(o[2*e],o[2*e+1]);if(t>0)s=e+1;else{if(!(t<0))return e;r=e-1}}return-s-1}const a=new Int32Array(o.length/2);a.fill(0);const l=s.length/3;if(l>8*(1<<t))return[e];const A=new Int32Array(l);A.fill(-1);const h=[];function c(){A.fill(-1);const e={positionsCompressed:[],indices:[],edgeIndices:[],maxNumPositions:(1<<t)-t,numPositions:0,bucketNumber:h.length};return h.push(e),e}let u=c();for(let t=0,i=r.length;t<i;t+=3){let i=0;const l=r[t],h=r[t+1],d=r[t+2];if(-1===A[l]&&i++,-1===A[h]&&i++,-1===A[d]&&i++,i+u.numPositions>u.maxNumPositions&&(u=c()),u.bucketNumber>8)return[e];let p;-1===A[l]&&(A[l]=u.numPositions++,u.positionsCompressed.push(s[3*l]),u.positionsCompressed.push(s[3*l+1]),u.positionsCompressed.push(s[3*l+2])),-1===A[h]&&(A[h]=u.numPositions++,u.positionsCompressed.push(s[3*h]),u.positionsCompressed.push(s[3*h+1]),u.positionsCompressed.push(s[3*h+2])),-1===A[d]&&(A[d]=u.numPositions++,u.positionsCompressed.push(s[3*d]),u.positionsCompressed.push(s[3*d+1]),u.positionsCompressed.push(s[3*d+2])),u.indices.push(A[l]),u.indices.push(A[h]),u.indices.push(A[d]),(p=n(l,h))>=0&&0===a[p]&&(a[p]=1,u.edgeIndices.push(A[o[2*p]]),u.edgeIndices.push(A[o[2*p+1]])),(p=n(l,d))>=0&&0===a[p]&&(a[p]=1,u.edgeIndices.push(A[o[2*p]]),u.edgeIndices.push(A[o[2*p+1]])),(p=n(h,d))>=0&&0===a[p]&&(a[p]=1,u.edgeIndices.push(A[o[2*p]]),u.edgeIndices.push(A[o[2*p+1]]))}const d=t/8*2,p=t/8,f=2*s.length+(r.length+o.length)*d;let g=0,m=-s.length/3;return h.forEach((e=>{g+=2*e.positionsCompressed.length+(e.indices.length+e.edgeIndices.length)*p,m+=e.positionsCompressed.length/3})),g>f?[e]:(i&&function(e,t){const i={},s={};let r=0;e.forEach((e=>{const t=e.indices,o=e.edgeIndices,n=e.positionsCompressed;for(let e=0,s=t.length;e<s;e+=3){const s=n[3*t[e]]+"_"+n[3*t[e]+1]+"_"+n[3*t[e]+2]+"/"+n[3*t[e+1]]+"_"+n[3*t[e+1]+1]+"_"+n[3*t[e+1]+2]+"/"+n[3*t[e+2]]+"_"+n[3*t[e+2]+1]+"_"+n[3*t[e+2]+2];i[s]=!0}r+=e.edgeIndices.length/2;for(let e=0,t=o.length;e<t;e+=2){const t=n[3*o[e]]+"_"+n[3*o[e]+1]+"_"+n[3*o[e]+2]+"/"+n[3*o[e+1]]+"_"+n[3*o[e+1]+1]+"_"+n[3*o[e+1]+2]+"/";s[t]=!0}}));{const e=t.indices;t.edgeIndices;const s=t.positionsCompressed;for(let t=0,r=e.length;t<r;t+=3){const r=s[3*e[t]]+"_"+s[3*e[t]+1]+"_"+s[3*e[t]+2]+"/"+s[3*e[t+1]]+"_"+s[3*e[t+1]+1]+"_"+s[3*e[t+1]+2]+"/"+s[3*e[t+2]]+"_"+s[3*e[t+2]+1]+"_"+s[3*e[t+2]+2];if(!(r in i))throw console.log("Not found "+r),"Ohhhh!"}}}(h,e),h)}const qA=c.vec4(4),$A=c.vec4(),eh=c.vec4(),th=c.vec3([1,0,0]),ih=c.vec3([0,1,0]),sh=c.vec3([0,0,1]);c.vec3(3),c.vec3(3);const rh=c.identityMat4();class oh{constructor(e){this._model=e.model,this.id=e.id,this._parentTransform=e.parent,this._childTransforms=[],this._meshes=[],this._scale=new Float32Array([1,1,1]),this._quaternion=c.identityQuaternion(new Float32Array(4)),this._rotation=new Float32Array(3),this._position=new Float32Array(3),this._localMatrix=c.identityMat4(new Float32Array(16)),this._worldMatrix=c.identityMat4(new Float32Array(16)),this._localMatrixDirty=!0,this._worldMatrixDirty=!0,e.matrix?this.matrix=e.matrix:(this.scale=e.scale,this.position=e.position,e.quaternion||(this.rotation=e.rotation)),e.parent&&e.parent._addChildTransform(this)}_addChildTransform(e){this._childTransforms.push(e),e._parentTransform=this,e._transformDirty(),e._setSubtreeAABBsDirty(this)}_addMesh(e){this._meshes.push(e),e.transform=this}get parentTransform(){return this._parentTransform}get meshes(){return this._meshes}set position(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._model.glRedraw()}get position(){return this._position}set rotation(e){this._rotation.set(e||[0,0,0]),c.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._model.glRedraw()}get rotation(){return this._rotation}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),c.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._model.glRedraw()}get quaternion(){return this._quaternion}set scale(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._model.glRedraw()}get scale(){return this._scale}set matrix(e){this._localMatrix||(this._localMatrix=c.identityMat4()),this._localMatrix.set(e||rh),c.decomposeMat4(this._localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._transformDirty(),this._model.glRedraw()}get matrix(){return this._localMatrixDirty&&(this._localMatrix||(this._localMatrix=c.identityMat4()),c.composeMat4(this._position,this._quaternion,this._scale,this._localMatrix),this._localMatrixDirty=!1),this._localMatrix}get worldMatrix(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}rotate(e,t){return qA[0]=e[0],qA[1]=e[1],qA[2]=e[2],qA[3]=t*c.DEGTORAD,c.angleAxisToQuaternion(qA,$A),c.mulQuaternions(this.quaternion,$A,eh),this.quaternion=eh,this._setLocalMatrixDirty(),this._model.glRedraw(),this}rotateOnWorldAxis(e,t){return qA[0]=e[0],qA[1]=e[1],qA[2]=e[2],qA[3]=t*c.DEGTORAD,c.angleAxisToQuaternion(qA,$A),c.mulQuaternions($A,this.quaternion,$A),this}rotateX(e){return this.rotate(th,e)}rotateY(e){return this.rotate(ih,e)}rotateZ(e){return this.rotate(sh,e)}translate(e){return this._position[0]+=e[0],this._position[1]+=e[1],this._position[2]+=e[2],this._setLocalMatrixDirty(),this._model.glRedraw(),this}translateX(e){return this._position[0]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}translateY(e){return this._position[1]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}translateZ(e){return this._position[2]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}_setLocalMatrixDirty(){this._localMatrixDirty=!0,this._transformDirty()}_transformDirty(){this._worldMatrixDirty=!0;for(let e=0,t=this._childTransforms.length;e<t;e++){const t=this._childTransforms[e];if(t._transformDirty(),t._meshes&&t._meshes.length>0){const e=t._meshes;for(let t=0,i=e.length;t<i;t++)e[t]._transformDirty()}}if(this._meshes&&this._meshes.length>0){const e=this._meshes;for(let t=0,i=e.length;t<i;t++)e[t]._transformDirty()}}_buildWorldMatrix(){const e=this.matrix;if(this._parentTransform)c.mulMat4(this._parentTransform.worldMatrix,e,this._worldMatrix);else for(let t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}_setSubtreeAABBsDirty(e){if(e._aabbDirty=!0,e._childTransforms)for(let t=0,i=e._childTransforms.length;t<i;t++)this._setSubtreeAABBsDirty(e._childTransforms[t])}}const nh=c.vec3(),ah=c.OBB3(),lh=c.vec4(),Ah=c.vec3([1,1,1]),hh=c.vec3([0,0,0]);c.vec3([0,0,0]);const ch=c.identityQuaternion(),uh=c.identityMat4(),dh=new Uint8Array([255,255,255]);class ph extends D{constructor(e,t={}){super(e,t),this.renderOrder=t.renderOrder||0,this._dtxEnabled=this.scene.dtxEnabled&&!1!==t.dtxEnabled,this._enableVertexWelding=!1,this._enableIndexBucketing=!1,this._vboBatchingLayerScratchMemory=(Ar++,lr),this._textureTranscoder=t.textureTranscoder||HA(this.scene.viewer),this._maxGeometryBatchSize=t.maxGeometryBatchSize,this._aabb=c.collapseAABB3(),this._aabbDirty=!0,this._quantizationRanges={},this._vboInstancingLayers={},this._vboBatchingLayers={},this._dtxLayers={},this._meshList=[],this.layerList=[],this._layersToFinalize=[],this._entityList=[],this._entitiesToFinalize=[],this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={},this._transforms={},this._meshes={},this._unusedMeshes={},this._entities={},this.renderFlags=new Gi,this.numGeometries=0,this.numPortions=0,this.numVisibleLayerPortions=0,this.numTransparentLayerPortions=0,this.numXRayedLayerPortions=0,this.numHighlightedLayerPortions=0,this.numSelectedLayerPortions=0,this.numEdgesLayerPortions=0,this.numPickableLayerPortions=0,this.numClippableLayerPortions=0,this.numCulledLayerPortions=0,this.numEntities=0,this._numTriangles=0,this._numLines=0,this._numPoints=0,this._layersFinalized=!1,this._edgeThreshold=t.edgeThreshold||10,this._origin=c.vec3(t.origin||[0,0,0]),this._position=c.vec3(t.position||[0,0,0]),this._rotation=c.vec3(t.rotation||[0,0,0]),this._quaternion=c.vec4(t.quaternion||[0,0,0,1]),this._conjugateQuaternion=c.vec4(t.quaternion||[0,0,0,1]),t.rotation&&c.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._scale=c.vec3(t.scale||[1,1,1]),this._worldRotationMatrix=c.mat4(),this._worldRotationMatrixConjugate=c.mat4(),this._matrix=c.mat4(),this._matrixDirty=!0,this._rebuildMatrices(),this._worldNormalMatrix=c.mat4(),c.inverseMat4(this._matrix,this._worldNormalMatrix),c.transposeMat4(this._worldNormalMatrix),(t.matrix||t.position||t.rotation||t.scale||t.quaternion)&&(this._viewMatrix=c.mat4(),this._viewNormalMatrix=c.mat4(),this._viewMatrixDirty=!0,this._matrixNonIdentity=!0),this._opacity=1,this._colorize=[1,1,1],this._saoEnabled=!1!==t.saoEnabled,this._pbrEnabled=!1!==t.pbrEnabled,this._colorTextureEnabled=!1!==t.colorTextureEnabled,this._isModel=t.isModel,this._isModel&&this.scene._registerModel(this),this._onCameraViewMatrix=this.scene.camera.on("matrix",(()=>{this._viewMatrixDirty=!0})),this._meshesWithDirtyMatrices=[],this._numMeshesWithDirtyMatrices=0,this._onTick=this.scene.on("tick",(()=>{for(;this._numMeshesWithDirtyMatrices>0;)this._meshesWithDirtyMatrices[--this._numMeshesWithDirtyMatrices]._updateMatrix()})),this._createDefaultTextureSet(),this.visible=t.visible,this.culled=t.culled,this.pickable=t.pickable,this.clippable=t.clippable,this.collidable=t.collidable,this.castsShadow=t.castsShadow,this.receivesShadow=t.receivesShadow,this.xrayed=t.xrayed,this.highlighted=t.highlighted,this.selected=t.selected,this.edges=t.edges,this.colorize=t.colorize,this.opacity=t.opacity,this.backfaces=t.backfaces}_meshMatrixDirty(e){this._meshesWithDirtyMatrices[this._numMeshesWithDirtyMatrices++]=e}_createDefaultTextureSet(){const e=new DA({id:"defaultColorTexture",texture:new Ms({gl:this.scene.canvas.gl,preloadColor:[1,1,1,1]})}),t=new DA({id:"defaultMetalRoughTexture",texture:new Ms({gl:this.scene.canvas.gl,preloadColor:[0,1,1,1]})}),i=new DA({id:"defaultNormalsTexture",texture:new Ms({gl:this.scene.canvas.gl,preloadColor:[0,0,0,0]})}),s=new DA({id:"defaultEmissiveTexture",texture:new Ms({gl:this.scene.canvas.gl,preloadColor:[0,0,0,1]})}),r=new DA({id:"defaultOcclusionTexture",texture:new Ms({gl:this.scene.canvas.gl,preloadColor:[1,1,1,1]})});this._textures.defaultColorTexture=e,this._textures.defaultMetalRoughTexture=t,this._textures.defaultNormalsTexture=i,this._textures.defaultEmissiveTexture=s,this._textures.defaultOcclusionTexture=r,this._textureSets.defaultTextureSet=new IA({id:"defaultTextureSet",model:this,colorTexture:e,metallicRoughnessTexture:t,normalsTexture:i,emissiveTexture:s,occlusionTexture:r})}get isPerformanceModel(){return!0}get transforms(){return this._transforms}get textures(){return this._textures}get textureSets(){return this._textureSets}get meshes(){return this._meshes}get objects(){return this._entities}get origin(){return this._origin}set position(e){this._position.set(e||[0,0,0]),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get position(){return this._position}set rotation(e){this._rotation.set(e||[0,0,0]),c.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get rotation(){return this._rotation}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),c.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get quaternion(){return this._quaternion}set scale(e){}get scale(){return this._scale}set matrix(e){this._matrix.set(e||uh),c.decomposeMat4(this._matrix,this._position,this._quaternion,this._scale),this._matrixDirty=!1,this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get matrix(){return this._rebuildMatrices(),this._matrix}get rotationMatrix(){return this._rebuildMatrices(),this._worldRotationMatrix}_rebuildMatrices(){this._matrixDirty&&(c.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrix),c.conjugateQuaternion(this._quaternion,this._conjugateQuaternion),c.quaternionToRotationMat4(this._conjugateQuaternion,this._worldRotationMatrixConjugate),c.scaleMat4v(this._scale,this._worldRotationMatrix),c.scaleMat4v(this._scale,this._worldRotationMatrixConjugate),this._matrix.set(this._worldRotationMatrix),c.translateMat4v(this._position,this._matrix),this._matrixDirty=!1,this._viewMatrixDirty=!0)}get rotationMatrixConjugate(){return this._rebuildMatrices(),this._worldRotationMatrixConjugate}_setWorldMatrixDirty(){this._matrixDirty=!0,this._aabbDirty=!0}_transformDirty(){this._matrixDirty=!0,this._aabbDirty=!0,this.scene._aabbDirty=!0}_sceneModelDirty(){this.scene._aabbDirty=!0,this._aabbDirty=!0,this.scene._aabbDirty=!0,this._matrixDirty=!0;for(let e=0,t=this._entityList.length;e<t;e++)this._entityList[e]._sceneModelDirty()}get worldMatrix(){return this.matrix}get worldNormalMatrix(){return this._worldNormalMatrix}_rebuildViewMatrices(){this._rebuildMatrices(),this._viewMatrixDirty&&(c.mulMat4(this.scene.camera.viewMatrix,this._matrix,this._viewMatrix),c.inverseMat4(this._viewMatrix,this._viewNormalMatrix),c.transposeMat4(this._viewNormalMatrix),this._viewMatrixDirty=!1)}get viewMatrix(){return this._viewMatrix?(this._rebuildViewMatrices(),this._viewMatrix):this.scene.camera.viewMatrix}get viewNormalMatrix(){return this._viewNormalMatrix?(this._rebuildViewMatrices(),this._viewNormalMatrix):this.scene.camera.viewNormalMatrix}get backfaces(){return this._backfaces}set backfaces(e){e=!!e,this._backfaces=e,this.glRedraw()}get entityList(){return this._entityList}get isEntity(){return!0}get isModel(){return this._isModel}get isObject(){return!1}get aabb(){if(this._aabbDirty){c.collapseAABB3(this._aabb);for(let e=0,t=this._entityList.length;e<t;e++)c.expandAABB3(this._aabb,this._entityList[e].aabb);this._aabbDirty=!1}return this._aabb}get numTriangles(){return this._numTriangles}get numLines(){return this._numLines}get numPoints(){return this._numPoints}get visible(){return this.numVisibleLayerPortions>0}set visible(e){e=!1!==e,this._visible=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].visible=e;this.glRedraw()}get xrayed(){return this.numXRayedLayerPortions>0}set xrayed(e){e=!!e,this._xrayed=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].xrayed=e;this.glRedraw()}get highlighted(){return this.numHighlightedLayerPortions>0}set highlighted(e){e=!!e,this._highlighted=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].highlighted=e;this.glRedraw()}get selected(){return this.numSelectedLayerPortions>0}set selected(e){e=!!e,this._selected=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].selected=e;this.glRedraw()}get edges(){return this.numEdgesLayerPortions>0}set edges(e){e=!!e,this._edges=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].edges=e;this.glRedraw()}get culled(){return this._culled}set culled(e){e=!!e,this._culled=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].culled=e;this.glRedraw()}get clippable(){return this._clippable}set clippable(e){e=!1!==e,this._clippable=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].clippable=e;this.glRedraw()}get collidable(){return this._collidable}set collidable(e){e=!1!==e,this._collidable=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].collidable=e}get pickable(){return this.numPickableLayerPortions>0}set pickable(e){e=!1!==e,this._pickable=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].pickable=e}get colorize(){return this._colorize}set colorize(e){this._colorize=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].colorize=e}get opacity(){return this._opacity}set opacity(e){this._opacity=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].opacity=e}get castsShadow(){return this._castsShadow}set castsShadow(e){(e=!1!==e)!==this._castsShadow&&(this._castsShadow=e,this.glRedraw())}get receivesShadow(){return this._receivesShadow}set receivesShadow(e){(e=!1!==e)!==this._receivesShadow&&(this._receivesShadow=e,this.glRedraw())}get saoEnabled(){return this._saoEnabled}get pbrEnabled(){return this._pbrEnabled}get colorTextureEnabled(){return this._colorTextureEnabled}get isDrawable(){return!0}get isStateSortable(){return!1}get xrayMaterial(){return this.scene.xrayMaterial}get highlightMaterial(){return this.scene.highlightMaterial}get selectedMaterial(){return this.scene.selectedMaterial}get edgeMaterial(){return this.scene.edgeMaterial}getPickViewMatrix(e){return this._viewMatrix?this._viewMatrix:e}createQuantizationRange(e){void 0!==e.id&&null!==e.id?e.aabb?this.error("[createQuantizationRange] Config missing: aabb"):this._quantizationRanges[e.id]?this.error("[createQuantizationRange] QuantizationRange already created: "+e.id):this._quantizationRanges[e.id]={id:e.id,aabb:e.aabb,matrix:so(e.aabb,c.mat4())}:this.error("[createQuantizationRange] Config missing: id")}createGeometry(e){if(void 0!==e.id&&null!==e.id)if(this._geometries[e.id])this.error("[createGeometry] Geometry already created: "+e.id);else if(void 0!==e.primitive&&null!==e.primitive||(e.primitive="triangles"),"points"===e.primitive||"lines"===e.primitive||"triangles"===e.primitive||"solid"===e.primitive||"surface"===e.primitive){if(!e.positions&&!e.positionsCompressed&&!e.buckets)return this.error("[createGeometry] Param expected: `positions`,  `positionsCompressed' or 'buckets"),null;if(e.positionsCompressed&&!e.positionsDecodeMatrix&&!e.positionsDecodeBoundary)return this.error("[createGeometry] Param expected: `positionsDecodeMatrix` or 'positionsDecodeBoundary' (required for `positionsCompressed')"),null;if(e.positionsDecodeMatrix&&e.positionsDecodeBoundary)return this.error("[createGeometry] Only one of these params expected: `positionsDecodeMatrix` or 'positionsDecodeBoundary' (required for `positionsCompressed')"),null;if(e.uvCompressed&&!e.uvDecodeMatrix)return this.error("[createGeometry] Param expected: `uvDecodeMatrix` (required for `uvCompressed')"),null;if(!(e.buckets||e.indices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)){const t=(e.positions||e.positionsCompressed).length/3;e.indices=this._createDefaultIndices(t)}if(!e.buckets&&!e.indices&&"points"!==e.primitive)return this.error(`[createGeometry] Param expected: indices (required for '${e.primitive}' primitive type)`),null;if(e.positionsDecodeBoundary&&(e.positionsDecodeMatrix=so(e.positionsDecodeBoundary,c.mat4())),e.positions){const t=c.collapseAABB3();e.positionsDecodeMatrix=c.mat4(),c.expandAABB3Points3(t,e.positions),e.positionsCompressed=io(e.positions,t,e.positionsDecodeMatrix),e.aabb=t}else if(e.positionsCompressed){const t=c.collapseAABB3();e.positionsDecodeMatrix=new Float64Array(e.positionsDecodeMatrix),e.positionsCompressed=new Uint16Array(e.positionsCompressed),c.expandAABB3Points3(t,e.positionsCompressed),Ht.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}else if(e.buckets){const t=c.collapseAABB3();this._dtxBuckets[e.id]=e.buckets;for(let i=0,s=e.buckets.length;i<s;i++){const s=e.buckets[i];s.positions?c.expandAABB3Points3(t,s.positions):s.positionsCompressed&&c.expandAABB3Points3(t,s.positionsCompressed)}e.positionsDecodeMatrix&&Ht.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}if(e.colorsCompressed&&e.colorsCompressed.length>0)e.colorsCompressed=new Uint8Array(e.colorsCompressed);else if(e.colors&&e.colors.length>0){const t=e.colors,i=new Uint8Array(t.length);for(let e=0,s=t.length;e<s;e++)i[e]=255*t[e];e.colorsCompressed=i}if(e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Lt(e.positions,e.indices,null,5):e.edgeIndices=Lt(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.uv){const t=Ht.getUVBounds(e.uv),i=Ht.compressUVs(e.uv,t.min,t.max);e.uvCompressed=i.quantized,e.uvDecodeMatrix=i.decodeMatrix}else e.uvCompressed&&(e.uvCompressed=new Uint16Array(e.uvCompressed),e.uvDecodeMatrix=new Float64Array(e.uvDecodeMatrix));e.normals&&(e.normals=null),this._geometries[e.id]=e,this._numTriangles+=e.indices?Math.round(e.indices.length/3):0,this.numGeometries++}else this.error(`[createGeometry] Unsupported value for 'primitive': '${e.primitive}' - supported values are 'points', 'lines', 'triangles', 'solid' and 'surface'. Defaulting to 'triangles'.`);else this.error("[createGeometry] Config missing: id")}createTexture(e){const t=e.id;if(null==t)return void this.error("[createTexture] Config missing: id");if(this._textures[t])return void this.error("[createTexture] Texture already created: "+t);if(!e.src&&!e.image&&!e.buffers)return this.error("[createTexture] Param expected: `src`, `image' or 'buffers'"),null;let i=e.minFilter||1008;1006!==i&&1007!==i&&1008!==i&&1005!==i&&1004!==i&&(this.error("[createTexture] Unsupported value for 'minFilter' - \n            supported values are LinearFilter, LinearMipMapNearestFilter, NearestMipMapNearestFilter, \n            NearestMipMapLinearFilter and LinearMipmapLinearFilter. Defaulting to LinearMipmapLinearFilter."),i=1008);let s=e.magFilter||1006;1006!==s&&1003!==s&&(this.error("[createTexture] Unsupported value for 'magFilter' - supported values are LinearFilter and NearestFilter. Defaulting to LinearFilter."),s=1006);let r=e.wrapS||1e3;1001!==r&&1002!==r&&1e3!==r&&(this.error("[createTexture] Unsupported value for 'wrapS' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),r=1e3);let o=e.wrapT||1e3;1001!==o&&1002!==o&&1e3!==o&&(this.error("[createTexture] Unsupported value for 'wrapT' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),o=1e3);let n=e.wrapR||1e3;1001!==n&&1002!==n&&1e3!==n&&(this.error("[createTexture] Unsupported value for 'wrapR' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),n=1e3);let a=e.encoding||3e3;3e3!==a&&3001!==a&&(this.error("[createTexture] Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),a=3e3);const l=new Ms({gl:this.scene.canvas.gl,minFilter:i,magFilter:s,wrapS:r,wrapT:o,wrapR:n,encoding:a});if(e.preloadColor&&l.setPreloadColor(e.preloadColor),e.image){const t=e.image;if(t.crossOrigin="Anonymous",t.compressed){const e=t.data;l.setCompressedData({mipmaps:e,props:{format:e[0].format,minFilter:i,magFilter:s}})}else l.setImage(t,{minFilter:i,magFilter:s,wrapS:r,wrapT:o,wrapR:n,flipY:e.flipY,encoding:a})}else if(e.src){const t=e.src.split(".").pop();switch(t){case"jpeg":case"jpg":case"png":case"gif":const A=new Image;A.onload=()=>{l.setImage(A,{minFilter:i,magFilter:s,wrapS:r,wrapT:o,wrapR:n,flipY:e.flipY,encoding:a}),this.glRedraw()},A.src=e.src;break;default:this._textureTranscoder?_.loadArraybuffer(e.src,(e=>{e.byteLength?this._textureTranscoder.transcode([e],l).then((()=>{this.glRedraw()})):this.error("[createTexture] Can't create texture from 'src': file data is zero length")}),(function(e){this.error(`[createTexture] Can't create texture from 'src': ${e}`)})):this.error(`[createTexture] Can't create texture from 'src' - SceneModel needs to be configured with a TextureTranscoder for this file type ('${t}')`)}}else e.buffers&&(this._textureTranscoder?this._textureTranscoder.transcode(e.buffers,l).then((()=>{this.glRedraw()})):this.error("[createTexture] Can't create texture from 'buffers' - SceneModel needs to be configured with a TextureTranscoder for this option"));this._textures[t]=new DA({id:t,texture:l})}createTextureSet(e){const t=e.id;if(null==t)return void this.error("[createTextureSet] Config missing: id");if(this._textureSets[t])return void this.error(`[createTextureSet] Texture set already created: ${t}`);let i,s,r,o,n;if(void 0!==e.colorTextureId&&null!==e.colorTextureId){if(i=this._textures[e.colorTextureId],!i)return void this.error(`[createTextureSet] Texture not found: ${e.colorTextureId} - ensure that you create it first with createTexture()`)}else i=this._textures.defaultColorTexture;if(void 0!==e.metallicRoughnessTextureId&&null!==e.metallicRoughnessTextureId){if(s=this._textures[e.metallicRoughnessTextureId],!s)return void this.error(`[createTextureSet] Texture not found: ${e.metallicRoughnessTextureId} - ensure that you create it first with createTexture()`)}else s=this._textures.defaultMetalRoughTexture;if(void 0!==e.normalsTextureId&&null!==e.normalsTextureId){if(r=this._textures[e.normalsTextureId],!r)return void this.error(`[createTextureSet] Texture not found: ${e.normalsTextureId} - ensure that you create it first with createTexture()`)}else r=this._textures.defaultNormalsTexture;if(void 0!==e.emissiveTextureId&&null!==e.emissiveTextureId){if(o=this._textures[e.emissiveTextureId],!o)return void this.error(`[createTextureSet] Texture not found: ${e.emissiveTextureId} - ensure that you create it first with createTexture()`)}else o=this._textures.defaultEmissiveTexture;if(void 0!==e.occlusionTextureId&&null!==e.occlusionTextureId){if(n=this._textures[e.occlusionTextureId],!n)return void this.error(`[createTextureSet] Texture not found: ${e.occlusionTextureId} - ensure that you create it first with createTexture()`)}else n=this._textures.defaultOcclusionTexture;const a=new IA({id:t,model:this,colorTexture:i,alphaCutoff:e.alphaCutoff,metallicRoughnessTexture:s,normalsTexture:r,emissiveTexture:o,occlusionTexture:n});return this._textureSets[t]=a,a}createTransform(e){if(void 0===e.id||null===e.id)return void this.error("[createTransform] SceneModel.createTransform() config missing: id");if(this._transforms[e.id])return void this.error(`[createTransform] SceneModel already has a transform with this ID: ${e.id}`);let t;if(e.parentTransformId&&(t=this._transforms[e.parentTransformId],!t))return void this.error("[createTransform] SceneModel.createTransform() config missing: id");const i=new oh({id:e.id,model:this,parent:t,matrix:e.matrix,position:e.position,scale:e.scale,rotation:e.rotation,quaternion:e.quaternion});return this._transforms[i.id]=i,i}createMesh(e){if(void 0===e.id||null===e.id)return this.error("[createMesh] SceneModel.createMesh() config missing: id"),!1;if(this._meshes[e.id])return this.error(`[createMesh] SceneModel already has a mesh with this ID: ${e.id}`),!1;if(!(void 0!==e.geometryId)){if(void 0!==e.primitive&&null!==e.primitive||(e.primitive="triangles"),"points"!==e.primitive&&"lines"!==e.primitive&&"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)return this.error(`Unsupported value for 'primitive': '${primitive}'  ('geometryId' is absent) - supported values are 'points', 'lines', 'triangles', 'solid' and 'surface'.`),!1;if(!e.positions&&!e.positionsCompressed&&!e.buckets)return this.error("Param expected: 'positions',  'positionsCompressed' or `buckets`  ('geometryId' is absent)"),!1;if(e.positions&&(e.positionsDecodeMatrix||e.positionsDecodeBoundary))return this.error("Illegal params: 'positions' not expected with 'positionsDecodeMatrix'/'positionsDecodeBoundary' ('geometryId' is absent)"),!1;if(e.positionsCompressed&&!e.positionsDecodeMatrix&&!e.positionsDecodeBoundary)return this.error("Param expected: 'positionsCompressed' should be accompanied by 'positionsDecodeMatrix'/'positionsDecodeBoundary' ('geometryId' is absent)"),!1;if(e.uvCompressed&&!e.uvDecodeMatrix)return this.error("Param expected: 'uvCompressed' should be accompanied by `uvDecodeMatrix` ('geometryId' is absent)"),!1;if(!(e.buckets||e.indices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)){const t=(e.positions||e.positionsCompressed).length/3;e.indices=this._createDefaultIndices(t)}if(!e.buckets&&!e.indices&&"points"!==e.primitive)return e.indices=this._createDefaultIndices(numIndices),this.error(`Param expected: indices (required for '${e.primitive}' primitive type)`),!1;if((e.matrix||e.position||e.rotation||e.scale)&&(e.positionsCompressed||e.positionsDecodeBoundary))return this.error("Unexpected params: 'matrix', 'rotation', 'scale', 'position' not allowed with 'positionsCompressed'"),!1;const t=!(!this._dtxEnabled||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||e.textureSetId);if(e.origin=e.origin?c.addVec3(this._origin,e.origin,c.vec3()):this._origin,e.matrix)e.meshMatrix=e.matrix;else if(e.scale||e.rotation||e.position||e.quaternion){const t=e.scale||Ah,i=e.position||hh;e.rotation?(c.eulerToQuaternion(e.rotation,"XYZ",lh),e.meshMatrix=c.composeMat4(i,lh,t,c.mat4())):e.meshMatrix=c.composeMat4(i,e.quaternion||ch,t,c.mat4())}if(e.positionsDecodeBoundary&&(e.positionsDecodeMatrix=so(e.positionsDecodeBoundary,c.mat4())),t){if(e.type=2,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):dh,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.positions){const t=c.vec3(),i=[];X(e.positions,i,t)&&(e.positions=i,e.origin=c.addVec3(e.origin,t,t))}if(e.positions){const t=c.collapseAABB3();e.positionsDecodeMatrix=c.mat4(),c.expandAABB3Points3(t,e.positions),e.positionsCompressed=io(e.positions,t,e.positionsDecodeMatrix),e.aabb=t}else if(e.positionsCompressed){const t=c.collapseAABB3();c.expandAABB3Points3(t,e.positionsCompressed),Ht.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}if(e.buckets){const t=c.collapseAABB3();for(let i=0,s=e.buckets.length;i<s;i++){const s=e.buckets[i];s.positions?c.expandAABB3Points3(t,s.positions):s.positionsCompressed&&c.expandAABB3Points3(t,s.positionsCompressed)}e.positionsDecodeMatrix&&Ht.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}e.meshMatrix&&(c.AABB3ToOBB3(e.aabb,ah),c.transformOBB3(e.meshMatrix,ah),c.OBB3ToAABB3(ah,e.aabb)),e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Lt(e.positions,e.indices,null,2):e.edgeIndices=Lt(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.buckets||(e.buckets=fh(e,this._enableVertexWelding&&this._enableIndexBucketing))}else{if(e.type=1,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):[255,255,255],e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.metallic=void 0!==e.metallic&&null!==e.metallic?Math.floor(255*e.metallic):0,e.roughness=void 0!==e.roughness&&null!==e.roughness?Math.floor(255*e.roughness):255,e.positions){const t=[];X(e.positions,t,nh)&&(e.positions=t,e.origin=c.addVec3(e.origin,nh,c.vec3()))}if(e.positions){const t=c.collapseAABB3();e.meshMatrix&&(c.transformPositions3(e.meshMatrix,e.positions,e.positions),e.meshMatrix=null),c.expandAABB3Points3(t,e.positions),e.aabb=t}else{const t=c.collapseAABB3();c.expandAABB3Points3(t,e.positionsCompressed),Ht.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}if(e.meshMatrix&&(c.AABB3ToOBB3(e.aabb,ah),c.transformOBB3(e.meshMatrix,ah),c.OBB3ToAABB3(ah,e.aabb)),e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Lt(e.positions,e.indices,null,2):e.edgeIndices=Lt(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.textureSetId&&(e.textureSet=this._textureSets[e.textureSetId],!e.textureSet))return this.error(`[createMesh] Texture set not found: ${e.textureSetId} - ensure that you create it first with createTextureSet()`),!1}}else{if(e.positions||e.positionsCompressed||e.indices||e.edgeIndices||e.normals||e.normalsCompressed||e.uv||e.uvCompressed||e.positionsDecodeMatrix)return this.error("Mesh geometry parameters not expected when instancing a geometry (not expected: positions, positionsCompressed, indices, edgeIndices, normals, normalsCompressed, uv, uvCompressed, positionsDecodeMatrix)"),!1;if(e.geometry=this._geometries[e.geometryId],!e.geometry)return this.error(`[createMesh] Geometry not found: ${e.geometryId} - ensure that you create it first with createGeometry()`),!1;if(e.origin=e.origin?c.addVec3(this._origin,e.origin,c.vec3()):this._origin,e.positionsDecodeMatrix=e.geometry.positionsDecodeMatrix,e.transformId){if(e.transform=this._transforms[e.transformId],!e.transform)return this.error(`[createMesh] Transform not found: ${e.transformId} - ensure that you create it first with createTransform()`),!1;e.aabb=e.geometry.aabb}else{if(e.matrix)e.meshMatrix=e.matrix;else if(e.scale||e.rotation||e.position||e.quaternion){const t=e.scale||Ah,i=e.position||hh;e.rotation?(c.eulerToQuaternion(e.rotation,"XYZ",lh),e.meshMatrix=c.composeMat4(i,lh,t,c.mat4())):e.meshMatrix=c.composeMat4(i,e.quaternion||ch,t,c.mat4())}c.AABB3ToOBB3(e.geometry.aabb,ah),c.transformOBB3(e.meshMatrix,ah),e.aabb=c.OBB3ToAABB3(ah,c.AABB3())}if(!(!this._dtxEnabled||"triangles"!==e.geometry.primitive&&"solid"!==e.geometry.primitive&&"surface"!==e.geometry.primitive||e.textureSetId)){e.type=2,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):dh,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255;let t=this._dtxBuckets[e.geometryId];t||(t=fh(e.geometry,this._enableVertexWelding,this._enableIndexBucketing),this._dtxBuckets[e.geometryId]=t),e.buckets=t}else e.type=0,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):dh,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.metallic=void 0!==e.metallic&&null!==e.metallic?Math.floor(255*e.metallic):0,e.roughness=void 0!==e.roughness&&null!==e.roughness?Math.floor(255*e.roughness):255,e.textureSetId&&(e.textureSet=this._textureSets[e.textureSetId])}return e.numPrimitives=this._getNumPrimitives(e),this._createMesh(e)}_createDefaultIndices(e){const t=[];for(let i=0;i<e;i++)t.push(i);return t}_createMesh(e){const t=new ar(this,e.id,e.color,e.opacity,e.transform,e.textureSet);t.pickId=this.scene._renderer.getPickID(t);const i=t.pickId,s=i>>24&255,r=i>>16&255,o=i>>8&255,n=255&i;switch(e.pickColor=new Uint8Array([n,o,r,s]),e.solid="solid"===e.primitive,t.origin=c.vec3(e.origin),e.type){case 2:t.layer=this._getDTXLayer(e),t.aabb=e.aabb;break;case 1:t.layer=this._getVBOBatchingLayer(e),t.aabb=e.aabb;break;case 0:t.layer=this._getVBOInstancingLayer(e),t.aabb=e.aabb}return e.transform&&(e.meshMatrix=e.transform.worldMatrix),t.portionId=t.layer.createPortion(t,e),t.numPrimitives=e.numPrimitives,this._meshes[e.id]=t,this._unusedMeshes[e.id]=t,this._meshList.push(t),t}_getNumPrimitives(e){let t=0;switch(e.geometry?e.geometry.primitive:e.primitive){case"triangles":case"solid":case"surface":switch(e.type){case 2:for(let i=0,s=e.buckets.length;i<s;i++)t+=e.buckets[i].indices.length;break;case 1:t+=e.indices.length;break;case 0:t+=e.geometry.indices.length}return Math.round(t/3);case"points":switch(e.type){case 2:for(let i=0,s=e.buckets.length;i<s;i++)t+=e.buckets[i].positionsCompressed.length;break;case 1:t+=e.positions?e.positions.length:e.positionsCompressed.length;break;case 0:const i=e.geometry;t+=i.positions?i.positions.length:i.positionsCompressed.length}return Math.round(t);case"lines":case"line-strip":switch(e.type){case 2:for(let i=0,s=e.buckets.length;i<s;i++)t+=e.buckets[i].indices.length;break;case 1:t+=e.indices.length;break;case 0:t+=e.geometry.indices.length}return Math.round(t/2)}return 0}_getDTXLayer(e){const t=e.origin,i=e.geometry?e.geometry.primitive:e.primitive,s=`.${i}.${Math.round(t[0])}.${Math.round(t[1])}.${Math.round(t[2])}`;let r=this._dtxLayers[s];if(r){if(r.canCreatePortion(e))return r;delete this._dtxLayers[s],r=null}switch(i){case"triangles":case"solid":case"surface":r=new FA(this,{layerIndex:0,origin:t,primitive:i});break;case"lines":r=new ol(this,{layerIndex:0,origin:t,primitive:i});break;default:return}return this._dtxLayers[s]=r,this.layerList.push(r),this._layersToFinalize.push(r),r}_getVBOBatchingLayer(e){const t=this,i=e.origin;e.renderLayer;const s=e.positionsDecodeMatrix||e.positionsDecodeBoundary?this._createHashStringFromMatrix(e.positionsDecodeMatrix||e.positionsDecodeBoundary):"-",r=e.textureSetId||"-",o=`${Math.round(i[0])}.${Math.round(i[1])}.${Math.round(i[2])}.${e.primitive}.${s}.${r}`;let n=this._vboBatchingLayers[o];if(n)return n;let a=e.textureSet;for(;!n;){switch(e.primitive){case"triangles":case"solid":case"surface":n=new mo({model:t,textureSet:a,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize,solid:"solid"===e.primitive,autoNormals:!0,primitive:e.primitive});break;case"lines":n=new En({model:t,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize,primitive:e.primitive});break;case"points":n=new fa({model:t,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize,primitive:e.primitive})}const s=e.positionsCompressed?e.positionsCompressed.length:e.positions.length;("points"===e.primitive?n.canCreatePortion(s):n.canCreatePortion(s,e.indices.length))||(n.finalize(),delete this._vboBatchingLayers[o],n=null)}return this._vboBatchingLayers[o]=n,this.layerList.push(n),this._layersToFinalize.push(n),n}_createHashStringFromMatrix(e){const t=e.join("");let i=0;for(let e=0;e<t.length;e++){i=(i<<5)-i+t.charCodeAt(e),i|=0}return(i>>>0).toString(16)}_getVBOInstancingLayer(e){const t=this,i=e.origin,s=e.textureSetId||"-",r=e.geometryId,o=`${Math.round(i[0])}.${Math.round(i[1])}.${Math.round(i[2])}.${s}.${r}`;let n=this._vboInstancingLayers[o];if(n)return n;let a=e.textureSet;const l=e.geometry;for(;!n;)switch(l.primitive){case"triangles":case"surface":n=new An({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0,solid:!1});break;case"solid":n=new An({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0,solid:!0});break;case"lines":n=new Xn({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0});break;case"points":n=new Qa({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0})}return this._vboInstancingLayers[o]=n,this.layerList.push(n),this._layersToFinalize.push(n),n}createEntity(e){if(void 0===e.id?e.id=c.createUUID():this.scene.components[e.id]&&(this.error(`Scene already has a Component with this ID: ${e.id} - will assign random ID`),e.id=c.createUUID()),void 0===e.meshIds)return void this.error("Config missing: meshIds");let t=0;return this._visible&&!1!==e.visible&&(t|=Y),this._pickable&&!1!==e.pickable&&(t|=q),this._culled&&!1!==e.culled&&(t|=Z),this._clippable&&!1!==e.clippable&&(t|=$),this._collidable&&!1!==e.collidable&&(t|=ee),this._edges&&!1!==e.edges&&(t|=re),this._xrayed&&!1!==e.xrayed&&(t|=te),this._highlighted&&!1!==e.highlighted&&(t|=ie),this._selected&&!1!==e.selected&&(t|=se),e.flags=t,this._createEntity(e)}_createEntity(e){let t=[];for(let i=0,s=e.meshIds.length;i<s;i++){const s=e.meshIds[i];let r=this._meshes[s];r?r.parent?this.error(`Mesh with ID "${s}" already belongs to object with ID "${r.parent.id}" - ignoring this mesh`):(t.push(r),delete this._unusedMeshes[s]):this.error(`Mesh with this ID not found: "${s}" - ignoring this mesh`)}const i=new ae(this,e.isObject,e.id,t,e.flags,!0);return this._entityList.push(i),this._entities[e.id]=i,this._entitiesToFinalize.push(i),this.numEntities++,i}preFinalize(){if(this.destroyed)return!1;if(0===this._layersToFinalize.length)return!1;this._createDummyEntityForUnusedMeshes();for(let e=0,t=this._layersToFinalize.length;e<t;e++){this._layersToFinalize[e].finalize()}this._vboBatchingLayers={},this._vboInstancingLayers={},this._dtxLayers={},this._layersToFinalize=[];for(let e=0,t=this._entitiesToFinalize.length;e<t;e++){this._entitiesToFinalize[e]._finalize()}for(let e=0,t=this._entitiesToFinalize.length;e<t;e++){this._entitiesToFinalize[e]._finalize2()}this._entitiesToFinalize=[],this.scene._aabbDirty=!0,this._viewMatrixDirty=!0,this._matrixDirty=!0,this._aabbDirty=!0,this._setWorldMatrixDirty(),this._sceneModelDirty(),this.position=this._position,this.layerList.sort(((e,t)=>e.sortId<t.sortId?-1:e.sortId>t.sortId?1:0));for(let e=0,t=this.layerList.length;e<t;e++){this.layerList[e].layerIndex=e}this.glRedraw(),this._layersFinalized=!0}finalize(){this.destroyed||(this.preFinalize(),this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={})}stateSortCompare(e,t){}rebuildRenderFlags(){this.renderFlags.reset(),this._updateRenderFlagsVisibleLayers(),this.renderFlags.numLayers>0&&0===this.renderFlags.numVisibleLayers?this.renderFlags.culled=!0:this._updateRenderFlags()}_updateRenderFlagsVisibleLayers(){const e=this.renderFlags;e.numLayers=this.layerList.length,e.numVisibleLayers=0;for(let t=0,i=this.layerList.length;t<i;t++){const i=this.layerList[t];this._getActiveSectionPlanesForLayer(i)&&(e.visibleLayers[e.numVisibleLayers++]=t)}}_createDummyEntityForUnusedMeshes(){const e=Object.keys(this._unusedMeshes);if(e.length>0){const t=`${this.id}-${c.createUUID()}`;this.warn(`Creating dummy SceneModelEntity "${t}" for unused SceneMeshes: [${e.join(",")}]`),this.createEntity({id:t,meshIds:e,isObject:!0})}this._unusedMeshes={}}_getActiveSectionPlanesForLayer(e){const t=this.renderFlags,i=this.scene._sectionPlanesState.sectionPlanes,s=i.length,r=e.layerIndex*s;if(s>0)for(let e=0;e<s;e++){i[e].active?(t.sectionPlanesActivePerLayer[r+e]=!0,t.sectioned=!0):t.sectionPlanesActivePerLayer[r+e]=!1}return!0}_updateRenderFlags(){if(0===this.numVisibleLayerPortions)return;if(this.numCulledLayerPortions===this.numPortions)return;const e=this.renderFlags;if(e.colorOpaque=this.numTransparentLayerPortions<this.numPortions,this.numTransparentLayerPortions>0&&(e.colorTransparent=!0),this.numXRayedLayerPortions>0){const t=this.scene.xrayMaterial._state;t.fill&&(t.fillAlpha<1?e.xrayedSilhouetteTransparent=!0:e.xrayedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.xrayedEdgesTransparent=!0:e.xrayedEdgesOpaque=!0)}if(this.numEdgesLayerPortions>0){this.scene.edgeMaterial._state.edges&&(e.edgesOpaque=this.numTransparentLayerPortions<this.numPortions,this.numTransparentLayerPortions>0&&(e.edgesTransparent=!0))}if(this.numSelectedLayerPortions>0){const t=this.scene.selectedMaterial._state;t.fill&&(t.fillAlpha<1?e.selectedSilhouetteTransparent=!0:e.selectedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.selectedEdgesTransparent=!0:e.selectedEdgesOpaque=!0)}if(this.numHighlightedLayerPortions>0){const t=this.scene.highlightMaterial._state;t.fill&&(t.fillAlpha<1?e.highlightedSilhouetteTransparent=!0:e.highlightedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.highlightedEdgesTransparent=!0:e.highlightedEdgesOpaque=!0)}}drawColorOpaque(e,t){const i=this.renderFlags;for(let t=0,s=i.visibleLayers.length;t<s;t++){const s=i.visibleLayers[t];this.layerList[s].drawColorOpaque(i,e)}}drawColorTransparent(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawColorTransparent(t,e)}}drawDepth(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawDepth(t,e)}}drawNormals(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawNormals(t,e)}}drawSilhouetteXRayed(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawSilhouetteXRayed(t,e)}}drawSilhouetteHighlighted(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawSilhouetteHighlighted(t,e)}}drawSilhouetteSelected(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawSilhouetteSelected(t,e)}}drawEdgesColorOpaque(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesColorOpaque(t,e)}}drawEdgesColorTransparent(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesColorTransparent(t,e)}}drawEdgesXRayed(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesXRayed(t,e)}}drawEdgesHighlighted(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesHighlighted(t,e)}}drawEdgesSelected(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesSelected(t,e)}}drawOcclusion(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawOcclusion(t,e)}}drawShadow(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawShadow(t,e)}}setPickMatrices(e,t){if(0===this._numVisibleLayerPortions)return;const i=this.renderFlags;for(let s=0,r=i.visibleLayers.length;s<r;s++){const r=i.visibleLayers[s],o=this.layerList[r];o.setPickMatrices&&o.setPickMatrices(e,t)}}drawPickMesh(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawPickMesh(t,e)}}drawPickDepths(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawPickDepths(t,e)}}drawPickNormals(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawPickNormals(t,e)}}drawSnapInit(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i],r=this.layerList[s];r.drawSnapInit&&(e.snapPickOrigin=[0,0,0],e.snapPickCoordinateScale=[1,1,1],e.snapPickLayerNumber++,r.drawSnapInit(t,e),e.snapPickLayerParams[e.snapPickLayerNumber]={origin:e.snapPickOrigin.slice(),coordinateScale:e.snapPickCoordinateScale.slice()})}}drawSnap(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i],r=this.layerList[s];r.drawSnap&&(e.snapPickOrigin=[0,0,0],e.snapPickCoordinateScale=[1,1,1],e.snapPickLayerNumber++,r.drawSnap(t,e),e.snapPickLayerParams[e.snapPickLayerNumber]={origin:e.snapPickOrigin.slice(),coordinateScale:e.snapPickCoordinateScale.slice()})}}destroy(){for(let e in this._vboBatchingLayers)this._vboBatchingLayers.hasOwnProperty(e)&&this._vboBatchingLayers[e].destroy();this._vboBatchingLayers={};for(let e in this._vboInstancingLayers)this._vboInstancingLayers.hasOwnProperty(e)&&this._vboInstancingLayers[e].destroy();this._vboInstancingLayers={},this.scene.camera.off(this._onCameraViewMatrix),this.scene.off(this._onTick);for(let e=0,t=this.layerList.length;e<t;e++)this.layerList[e].destroy();this.layerList=[];for(let e=0,t=this._entityList.length;e<t;e++)this._entityList[e]._destroy();this._layersToFinalize={},this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={},this._meshes={},this._entities={},this.scene._aabbDirty=!0,this._isModel&&this.scene._deregisterModel(this),0!==Ar&&(Ar--,0===Ar&&lr._clear()),super.destroy()}}function fh(e,t,i){let s,r,o,n;if(t||i?[s,r,o]=WA({positionsCompressed:e.positionsCompressed,indices:e.indices,edgeIndices:e.edgeIndices}):(s=e.positionsCompressed,r=e.indices,o=e.edgeIndices),i){n=ZA({positionsCompressed:s,indices:r,edgeIndices:o},s.length/3>65536?16:8)}else n=[{positionsCompressed:s,indices:r,edgeIndices:o}];return n}class gh extends D{constructor(e,t={}){if(super(e,t),this._positions=t.positions||[],t.indices)this._indices=t.indices;else{this._indices=[];for(let e=0,t=this._positions.length/3-1;e<t;e+=2)this._indices.push(e),this._indices.push(e+1)}this._sceneModel=new ph(this,{isModel:!1}),this._sceneModel.createMesh({id:"linesMesh",primitive:"lines",positions:this._positions,indices:this._indices}),this._sceneModel.createEntity({meshIds:["linesMesh"],visible:t.visible,clippable:t.clippable,collidable:t.collidable}),this._sceneModel.finalize(),this.scene._lineSetCreated(this)}set visible(e){this._sceneModel.visible=e}get visible(){return this._sceneModel.visible}get positions(){return this._positions}get indices(){return this._indices}destroy(){super.destroy(),this.scene._lineSetDestroyed(this)}}const mh=c.vec3(),_h=c.vec3(),vh=c.vec3(),bh=c.vec3();function yh(e){return{x:e[0],y:e[1],z:e[2]}}function xh(e,t){return(t=new Float64Array(3))[0]=e.x,t[1]=e.y,t[2]=e.z,t}function Bh(e){return new Float64Array([e[0],-e[2],e[1]])}function wh(e){return new Float64Array([e[0],e[2],-e[1]])}const Ph=c.vec3(),Ch=c.vec3(),Mh=(e,t,i,s)=>{var r=e-i,o=t-s;return Math.sqrt(r*r+o*o)};class Eh extends D{constructor(e,t={}){if(super(e.viewer.scene,t),this.plugin=e,this._container=t.container,!this._container)throw"config missing: container";this._eventSubs={};var i=this.plugin.viewer.scene;this._originWorld=c.vec3(),this._targetWorld=c.vec3(),this._wp=new Float64Array(24),this._vp=new Float64Array(24),this._pp=new Float64Array(24),this._cp=new Float64Array(8),this._xAxisLabelCulled=!1,this._yAxisLabelCulled=!1,this._zAxisLabelCulled=!1,this._color=t.color||this.plugin.defaultColor;const s=t.onMouseOver?e=>{t.onMouseOver(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseover",e))}:null,r=t.onMouseLeave?e=>{t.onMouseLeave(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseleave",e))}:null,o=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousedown",e))},n=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseup",e))},a=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousemove",e))},l=t.onContextMenu?e=>{t.onContextMenu(e,this)}:null,A=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))};this._originDot=new de(i,t.origin,this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._targetDot=new de(i,t.target,this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._lengthWire=new me(this._container,{color:this._color,thickness:2,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._xAxisWire=new me(this._container,{color:"#FF0000",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._yAxisWire=new me(this._container,{color:"green",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._zAxisWire=new me(this._container,{color:"blue",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._lengthLabel=new _e(this._container,{fillColor:this._color,prefix:"",text:"",zIndex:void 0!==e.zIndex?e.zIndex+4:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._xAxisLabel=new _e(this._container,{fillColor:"red",prefix:"X",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._yAxisLabel=new _e(this._container,{fillColor:"green",prefix:"Y",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._zAxisLabel=new _e(this._container,{fillColor:"blue",prefix:"Z",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._measurementOrientation="Horizontal",this._wpDirty=!1,this._vpDirty=!1,this._cpDirty=!1,this._sectionPlanesDirty=!0,this._visible=!1,this._originVisible=!1,this._targetVisible=!1,this._useRotationAdjustment=!1,this._wireVisible=!1,this._axisVisible=!1,this._xAxisVisible=!1,this._yAxisVisible=!1,this._zAxisVisible=!1,this._axisEnabled=!0,this._xLabelEnabled=!1,this._yLabelEnabled=!1,this._zLabelEnabled=!1,this._lengthLabelEnabled=!1,this._labelsVisible=!1,this._labelsOnWires=!1,this._clickable=!1,this._originDot.on("worldPos",(e=>{this._originWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._targetDot.on("worldPos",(e=>{this._targetWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._onViewMatrix=i.camera.on("viewMatrix",(()=>{this._vpDirty=!0,this._needUpdate(0)})),this._onProjMatrix=i.camera.on("projMatrix",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onCanvasBoundary=i.canvas.on("boundary",(()=>{this._cpDirty=!0,this._needUpdate(0)})),this._onMetricsUnits=i.metrics.on("units",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onMetricsScale=i.metrics.on("scale",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onMetricsOrigin=i.metrics.on("origin",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onSectionPlaneUpdated=i.on("sectionPlaneUpdated",(()=>{this._sectionPlanesDirty=!0,this._needUpdate()})),this.approximate=t.approximate,this.visible=t.visible,this.originVisible=t.originVisible,this.targetVisible=t.targetVisible,this.wireVisible=t.wireVisible,this.axisVisible=t.axisVisible,this.xAxisVisible=t.xAxisVisible,this.yAxisVisible=t.yAxisVisible,this.zAxisVisible=t.zAxisVisible,this.xLabelEnabled=t.xLabelEnabled,this.yLabelEnabled=t.yLabelEnabled,this.zLabelEnabled=t.zLabelEnabled,this.lengthLabelEnabled=t.lengthLabelEnabled,this.labelsVisible=t.labelsVisible,this.labelsOnWires=t.labelsOnWires,this._useRotationAdjustment=t.useRotationAdjustment,this._axesBasis=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]}set axesBasis(e){this._axesBasis=e.slice(),this._wpDirty=!0,this._needUpdate(0)}get axesBasis(){return this._axesBasis}_update(){if(!this._visible)return;const e=this.plugin.viewer.scene;if(this._wpDirty){const e=c.subVec3(this._targetWorld,this._originWorld,Ch);this._factors=c.transformVec3(this._axesBasis,e),this._measurementOrientation=function(e,t,i){return Math.abs(t[1]-e[1])>i?"Vertical":"Horizontal"}(this._originWorld,this._targetWorld,0),"Vertical"===this._measurementOrientation&&this._useRotationAdjustment?(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._originWorld[0],this._wp[5]=this._originWorld[1],this._wp[6]=this._originWorld[2],this._wp[7]=1,this._wp[8]=this._originWorld[0],this._wp[9]=this._targetWorld[1],this._wp[10]=this._originWorld[2],this._wp[11]=1,this._wp[12]=this._targetWorld[0],this._wp[13]=this._targetWorld[1],this._wp[14]=this._targetWorld[2],this._wp[15]=1):(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._originWorld[0]+this._axesBasis[0]*this._factors[0],this._wp[5]=this._originWorld[1]+this._axesBasis[4]*this._factors[0],this._wp[6]=this._originWorld[2]+this._axesBasis[8]*this._factors[0],this._wp[7]=1,this._wp[8]=this._originWorld[0]+this._axesBasis[0]*this._factors[0]+this._axesBasis[1]*this._factors[1],this._wp[9]=this._originWorld[1]+this._axesBasis[4]*this._factors[0]+this._axesBasis[5]*this._factors[1],this._wp[10]=this._originWorld[2]+this._axesBasis[8]*this._factors[0]+this._axesBasis[9]*this._factors[1],this._wp[11]=1,this._wp[12]=this._targetWorld[0],this._wp[13]=this._targetWorld[1],this._wp[14]=this._targetWorld[2],this._wp[15]=1),this._wpDirty=!1,this._vpDirty=!0}if(this._vpDirty&&(c.transformPositions4(e.camera.viewMatrix,this._wp,this._vp),this._vp[3]=1,this._vp[7]=1,this._vp[11]=1,this._vp[15]=1,this._vpDirty=!1,this._cpDirty=!0),this._sectionPlanesDirty){if(this._isSliced(this._originWorld)||this._isSliced(this._targetWorld))return this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0),this._lengthLabel.setCulled(!0),this._xAxisWire.setCulled(!0),this._yAxisWire.setCulled(!0),this._zAxisWire.setCulled(!0),this._lengthWire.setCulled(!0),this._originDot.setCulled(!0),void this._targetDot.setCulled(!0);this._xAxisLabel.setCulled(!1),this._yAxisLabel.setCulled(!1),this._zAxisLabel.setCulled(!1),this._lengthLabel.setCulled(!1),this._xAxisWire.setCulled(!1),this._yAxisWire.setCulled(!1),this._zAxisWire.setCulled(!1),this._lengthWire.setCulled(!1),this._originDot.setCulled(!1),this._targetDot.setCulled(!1),this._sectionPlanesDirty=!0}const t=this._originDot.viewPos[2],i=this._targetDot.viewPos[2];if(t>-.3||i>-.3)return this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0),this._lengthLabel.setCulled(!0),this._xAxisWire.setVisible(!1),this._yAxisWire.setVisible(!1),this._zAxisWire.setVisible(!1),this._lengthWire.setVisible(!1),this._originDot.setVisible(!1),void this._targetDot.setVisible(!1);if(this._cpDirty){c.transformPositions4(e.camera.project.matrix,this._vp,this._pp);var s=this._pp,r=this._cp,o=e.canvas.canvas.getBoundingClientRect();const t=this._container.getBoundingClientRect();var n=o.top-t.top,a=o.left-t.left,l=e.canvas.boundary,A=l[2],h=l[3],u=0;const i=this.plugin.viewer.scene.metrics,f=i.scale,g=i.units,m=i.unitsInfo[g].abbrev;for(var d=0,p=s.length;d<p;d+=4)r[u]=a+Math.floor((1+s[d+0]/s[d+3])*A/2),r[u+1]=n+Math.floor((1-s[d+1]/s[d+3])*h/2),u+=2;if(this._lengthWire.setStartAndEnd(r[0],r[1],r[6],r[7]),this._xAxisWire.setStartAndEnd(r[0],r[1],r[2],r[3]),this._yAxisWire.setStartAndEnd(r[2],r[3],r[4],r[5]),this._zAxisWire.setStartAndEnd(r[4],r[5],r[6],r[7]),this.labelsVisible){if(this._lengthLabel.setPosOnWire(r[0],r[1],r[6],r[7]),this.labelsOnWires)this._xAxisLabel.setPosOnWire(r[0],r[1],r[2],r[3]),this._yAxisLabel.setPosOnWire(r[2],r[3],r[4],r[5]),this._zAxisLabel.setPosOnWire(r[4],r[5],r[6],r[7]);else{const e=35;let t=e;this._xAxisLabel.setPosOnWire(r[0],r[1]+t,r[6],r[7]+t),t+=e,this._yAxisLabel.setPosOnWire(r[0],r[1]+t,r[6],r[7]+t),t+=e,this._zAxisLabel.setPosOnWire(r[0],r[1]+t,r[6],r[7]+t)}const e=this._approximate?" ~ ":" = ";this._length=Math.abs(c.lenVec3(c.subVec3(this._targetWorld,this._originWorld,Ph))),this._lengthLabel.setText(e+(this._length*f).toFixed(2)+m);const t=Math.abs(Mh(r[0],r[1],r[2],r[3])),i=Math.abs(Mh(r[2],r[3],r[4],r[5])),s=Math.abs(Mh(r[4],r[5],r[6],r[7])),o=this.plugin.labelMinAxisLength;this.labelsOnWires?(this._xAxisLabelCulled=t<o,this._yAxisLabelCulled=i<o,this._zAxisLabelCulled=s<o):(this._xAxisLabelCulled=!1,this._yAxisLabelCulled=!1,this._zAxisLabelCulled=!1),this._xAxisLabelCulled?this._xAxisLabel.setCulled(!0):(this._xAxisLabel.setText(e+Math.abs(this._factors[0]*f).toFixed(2)+m),this._xAxisLabel.setCulled(!this.axisVisible)),this._yAxisLabelCulled?this._yAxisLabel.setCulled(!0):(this._yAxisLabel.setText(e+Math.abs(this._factors[1]*f).toFixed(2)+m),this._yAxisLabel.setCulled(!this.axisVisible)),this._zAxisLabelCulled?this._zAxisLabel.setCulled(!0):("Vertical"===this._measurementOrientation&&this._useRotationAdjustment?(this._zAxisLabel.setPrefix(""),this._zAxisLabel.setText(e+Math.abs(c.lenVec3(c.subVec3(this._targetWorld,[this._originWorld[0],this._targetWorld[1],this._originWorld[2]],Ph))*f).toFixed(2)+m)):(this._zAxisLabel.setPrefix("Z"),this._zAxisLabel.setText(e+Math.abs(this._factors[2]*f).toFixed(2)+m)),this._zAxisLabel.setCulled(!this.axisVisible))}else this._lengthLabel.setCulled(!0),this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0);this._originDot.setVisible(this._visible&&this._originVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._xAxisWire.setVisible(this.axisVisible&&this.xAxisVisible),this._yAxisWire.setVisible(this.axisVisible&&this.yAxisVisible),this._zAxisWire.setVisible(this.axisVisible&&this.zAxisVisible),this._lengthWire.setVisible(this.wireVisible),this._lengthLabel.setCulled(!this.wireVisible),this._cpDirty=!1}}_isSliced(e){const t=this.scene._sectionPlanesState.sectionPlanes;for(let i=0,s=t.length;i<s;i++){const s=t[i];if(c.planeClipsPositions3(s.pos,s.dir,e,4))return!0}return!1}set approximate(e){e=!1!==e,this._approximate!==e&&(this._approximate=e,this._cpDirty=!0,this._needUpdate(0))}get approximate(){return this._approximate}get origin(){return this._originDot}get target(){return this._targetDot}get length(){this._update();const e=this.plugin.viewer.scene.metrics.scale;return this._length*e}get color(){return this._color}set color(e){this._color=e,this._originDot.setFillColor(e),this._targetDot.setFillColor(e),this._lengthWire.setColor(e),this._lengthLabel.setFillColor(e)}set visible(e){e=void 0!==e?Boolean(e):this.plugin.defaultVisible,this._visible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._lengthWire.setVisible(this._visible&&this._wireVisible),this._lengthLabel.setVisible(this._visible&&this._wireVisible&&this._lengthLabelEnabled);const t=this._visible&&this._axisVisible&&this._xAxisVisible,i=this._visible&&this._axisVisible&&this._yAxisVisible,s=this._visible&&this._axisVisible&&this._zAxisVisible;this._xAxisWire.setVisible(t),this._yAxisWire.setVisible(i),this._zAxisWire.setVisible(s),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._EnabledVisible),this._yAxisLabel.setVisible(i&&!this._yAxisLabelCulled&&this._yLabelEnabled),this._zAxisLabel.setVisible(s&&!this._zAxisLabelCulled&&this._zLabelEnabled),this._cpDirty=!0,this._needUpdate()}get visible(){return this._visible}set originVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultOriginVisible,this._originVisible=e,this._originDot.setVisible(this._visible&&this._originVisible)}get originVisible(){return this._originVisible}set targetVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultTargetVisible,this._targetVisible=e,this._targetDot.setVisible(this._visible&&this._targetVisible)}get targetVisible(){return this._targetVisible}set useRotationAdjustment(e){e=void 0!==e?Boolean(e):this.plugin.useRotationAdjustment,this._useRotationAdjustment=e}get useRotationAdjustment(){return this._useRotationAdjustment}set axisEnabled(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._axisEnabled=e;var t=this._visible&&this._axisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t&&this._xAxisVisible),this._yAxisWire.setVisible(t&&this._yAxisVisible),this._zAxisWire.setVisible(t&&this._zAxisVisible),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xAxisVisible&&this._xLabelEnabled),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._xAxisVisible&&this._yLabelEnabled),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._xAxisVisible&&this._zLabelEnabled),this._cpDirty=!0,this._needUpdate()}get axisEnabled(){return this._axisEnabled}set axisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._axisVisible=e;var t=this._visible&&this._axisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t&&this._xAxisVisible),this._yAxisWire.setVisible(t&&this._yAxisVisible),this._zAxisWire.setVisible(t&&this._zAxisVisible),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xAxisVisible),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._yAxisVisible),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._zAxisVisible),this._cpDirty=!0,this._needUpdate()}get axisVisible(){return this._axisVisible}set xAxisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._xAxisVisible=e;const t=this._visible&&this._axisVisible&&this._xAxisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xLabelEnabled),this._cpDirty=!0,this._needUpdate()}get xAxisVisible(){return this._xAxisVisible}set yAxisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._yAxisVisible=e;const t=this._visible&&this._axisVisible&&this._yAxisVisible&&this._axisEnabled;this._yAxisWire.setVisible(t),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._yLabelEnabled),this._cpDirty=!0,this._needUpdate()}get yAxisVisible(){return this._yAxisVisible}set zAxisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._zAxisVisible=e;const t=this._visible&&this._axisVisible&&this._zAxisVisible&&this._axisEnabled;this._zAxisWire.setVisible(t),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._zLabelEnabled),this._cpDirty=!0,this._needUpdate()}get zAxisVisible(){return this._zAxisVisible}set wireVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultWireVisible,this._wireVisible=e;var t=this._visible&&this._wireVisible;this._lengthLabel.setVisible(t&&this._lengthLabelEnabled),this._lengthWire.setVisible(t)}get wireVisible(){return this._wireVisible}set labelsVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsVisible,this._labelsVisible=e;var t=this._visible&&this._labelsVisible;this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._xLabelEnabled),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._yLabelEnabled),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._zLabelEnabled),this._lengthLabel.setVisible(t&&this._lengthLabelEnabled),this._cpDirty=!0,this._needUpdate()}get labelsVisible(){return this._labelsVisible}set xLabelEnabled(e){e=void 0!==e?Boolean(e):this.plugin.defaultXLabelEnabled,this._xLabelEnabled=e;var t=this._visible&&this._labelsVisible;this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._xLabelEnabled),this._cpDirty=!0,this._needUpdate()}get xLabelEnabled(){return this._xLabelEnabled}set yLabelEnabled(e){e=void 0!==e?Boolean(e):this.plugin.defaultYLabelEnabled,this._yLabelEnabled=e;var t=this._visible&&this._labelsVisible;this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._yLabelEnabled),this._cpDirty=!0,this._needUpdate()}get yLabelEnabled(){return this._yLabelEnabled}set zLabelEnabled(e){e=void 0!==e?Boolean(e):this.plugin.defaultZLabelEnabled,this._zLabelEnabled=e;var t=this._visible&&this._labelsVisible;this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._zLabelEnabled),this._cpDirty=!0,this._needUpdate()}get zLabelEnabled(){return this._zLabelEnabled}set lengthLabelEnabled(e){e=void 0!==e?Boolean(e):this.plugin.defaultLengthLabelEnabled,this._lengthLabelEnabled=e;var t=this._visible&&this._labelsVisible;this._lengthLabel.setVisible(t&&!this._lengthAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._lengthLabelEnabled),this._cpDirty=!0,this._needUpdate()}get lengthLabelEnabled(){return this._lengthLabelEnabled}set labelsOnWires(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsOnWires,this._labelsOnWires=e}get labelsOnWires(){return this._labelsOnWires}setHighlighted(e){this._originDot.setHighlighted(e),this._targetDot.setHighlighted(e),this._xAxisWire.setHighlighted(e),this._yAxisWire.setHighlighted(e),this._zAxisWire.setHighlighted(e),this._xAxisLabel.setHighlighted(e),this._yAxisLabel.setHighlighted(e),this._zAxisLabel.setHighlighted(e),this._lengthWire.setHighlighted(e),this._lengthLabel.setHighlighted(e)}set clickable(e){e=!!e,this._clickable=e,this._originDot.setClickable(this._clickable),this._targetDot.setClickable(this._clickable),this._xAxisWire.setClickable(this._clickable),this._yAxisWire.setClickable(this._clickable),this._zAxisWire.setClickable(this._clickable),this._lengthWire.setClickable(this._clickable),this._xAxisLabel.setClickable(this._clickable),this._yAxisLabel.setClickable(this._clickable),this._zAxisLabel.setClickable(this._clickable),this._lengthLabel.setClickable(this._clickable)}get clickable(){return this._clickable}destroy(){const e=this.plugin.viewer.scene,t=e.metrics;this._onViewMatrix&&e.camera.off(this._onViewMatrix),this._onProjMatrix&&e.camera.off(this._onProjMatrix),this._onCanvasBoundary&&e.canvas.off(this._onCanvasBoundary),this._onMetricsUnits&&t.off(this._onMetricsUnits),this._onMetricsScale&&t.off(this._onMetricsScale),this._onMetricsOrigin&&t.off(this._onMetricsOrigin),this._onSectionPlaneUpdated&&e.off(this._onSectionPlaneUpdated),this._originDot.destroy(),this._targetDot.destroy(),this._xAxisWire.destroy(),this._yAxisWire.destroy(),this._zAxisWire.destroy(),this._lengthLabel.destroy(),this._xAxisLabel.destroy(),this._yAxisLabel.destroy(),this._zAxisLabel.destroy(),this._lengthWire.destroy(),super.destroy()}}class Fh extends D{get active(){}set snapping(e){}get snapping(){return!0}activate(){}deactivate(){}reset(){}get currentMeasurement(){return null}destroy(){}}class Ih extends Fh{constructor(e,t={}){super(e.viewer.scene),this._canvasToPagePos=t.canvasToPagePos,this.pointerLens=t.pointerLens,this._active=!1,this._currentDistanceMeasurement=null,this._currentDistanceMeasurementInitState={wireVisible:null,axisVisible:null,xAxisVisible:null,yaxisVisible:null,zAxisVisible:null,targetVisible:null},this._initMarkerDiv(),this._snapping=!1!==t.snapping,this._mouseState=0,this._attachPlugin(e,t)}_initMarkerDiv(){const e=document.createElement("div"),t=this.scene.canvas.canvas;t.parentNode.insertBefore(e,t),e.style.background="black",e.style.border="2px solid blue",e.style.borderRadius="10px",e.style.width="5px",e.style.height="5px",e.style.top="-200px",e.style.left="-200px",e.style.margin="0 0",e.style.zIndex="100",e.style.position="absolute",e.style.pointerEvents="none",this._markerDiv=e}_destroyMarkerDiv(){this._markerDiv&&(this._markerDiv.parentNode.removeChild(this._markerDiv),this._markerDiv=null)}_attachPlugin(e,t={}){this.distanceMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;this._markerDiv||this._initMarkerDiv(),this.fire("activated",!0);const e=this.distanceMeasurementsPlugin,t=this.scene,i=e.viewer.cameraControl,s=t.canvas.canvas;t.input;let r=!1;const o=c.vec3(),n=c.vec2();let a,l;let A=null;this._mouseState=0;const h=c.vec2(),u=e=>{const t=e.snappedCanvasPos||e.canvasPos;if(r=!0,o.set(e.worldPos),n.set(e.canvasPos),0===this._mouseState){if(this._canvasToPagePos)this._canvasToPagePos(s,t,h),this._markerDiv.style.left=h[0]-5+"px",this._markerDiv.style.top=h[1]-5+"px";else{const e=c.vec2(t);ue(s,this._markerDiv.parentNode,e),this._markerDiv.style.left=e[0]-5+"px",this._markerDiv.style.top=e[1]-5+"px"}this._markerDiv.style.background="pink",e.snappedToVertex||e.snappedToEdge?(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=e.canvasPos,this.pointerLens.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos,this.pointerLens.snapped=!0),this._markerDiv.style.background="greenyellow",this._markerDiv.style.border="2px solid green"):(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=e.canvasPos,this.pointerLens.snappedCanvasPos=e.canvasPos,this.pointerLens.snapped=!1),this._markerDiv.style.background="pink",this._markerDiv.style.border="2px solid red"),A=e.entity}else this._markerDiv.style.left="-10000px",this._markerDiv.style.top="-10000px";s.style.cursor="pointer",this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.wireVisible=this._currentDistanceMeasurementInitState.wireVisible,this._currentDistanceMeasurement.axisVisible=this._currentDistanceMeasurementInitState.axisVisible&&this.distanceMeasurementsPlugin.defaultAxisVisible,this._currentDistanceMeasurement.xAxisVisible=this._currentDistanceMeasurementInitState.xAxisVisible&&this.distanceMeasurementsPlugin.defaultXAxisVisible,this._currentDistanceMeasurement.yAxisVisible=this._currentDistanceMeasurementInitState.yAxisVisible&&this.distanceMeasurementsPlugin.defaultYAxisVisible,this._currentDistanceMeasurement.zAxisVisible=this._currentDistanceMeasurementInitState.zAxisVisible&&this.distanceMeasurementsPlugin.defaultZAxisVisible,this._currentDistanceMeasurement.targetVisible=this._currentDistanceMeasurementInitState.targetVisible,this._currentDistanceMeasurement.target.worldPos=o.slice(),this._markerDiv.style.left="-10000px",this._markerDiv.style.top="-10000px")};this._onHoverSnapOrSurface=i.on("hoverSnapOrSurface",(e=>{this._snapping&&u(e)})),this._onHoverSurface=i.on("hoverSurface",(e=>{this._snapping||u(e)})),s.addEventListener("mousedown",this._onMouseDown=e=>{1===e.which&&(a=e.clientX,l=e.clientY)}),s.addEventListener("mouseup",this._onMouseUp=t=>{1===t.which&&(t.clientX>a+20||t.clientX<a-20||t.clientY>l+20||t.clientY<l-20||(this._currentDistanceMeasurement?r?(this._currentDistanceMeasurement.target.entity=A,A=null,this._currentDistanceMeasurement.clickable=!0,this.distanceMeasurementsPlugin.fire("measurementEnd",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null):(this._currentDistanceMeasurement.destroy(),this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null,A=null):r&&(this._currentDistanceMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:o.slice(),entity:A},target:{worldPos:o.slice(),entity:A},approximate:!0}),this._currentDistanceMeasurementInitState.axisVisible=this._currentDistanceMeasurement.axisVisible&&this.distanceMeasurementsPlugin.defaultAxisVisible,this._currentDistanceMeasurementInitState.xAxisVisible=this._currentDistanceMeasurement.xAxisVisible&&this.distanceMeasurementsPlugin.defaultXAxisVisible,this._currentDistanceMeasurementInitState.yAxisVisible=this._currentDistanceMeasurement.yAxisVisible&&this.distanceMeasurementsPlugin.defaultYAxisVisible,this._currentDistanceMeasurementInitState.zAxisVisible=this._currentDistanceMeasurement.zAxisVisible&&this.distanceMeasurementsPlugin.defaultZAxisVisible,this._currentDistanceMeasurementInitState.wireVisible=this._currentDistanceMeasurement.wireVisible,this._currentDistanceMeasurementInitState.targetVisible=this._currentDistanceMeasurement.targetVisible,this._currentDistanceMeasurement.clickable=!1,this._currentDistanceMeasurement.origin.entity=A,A=null,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement))))});const d=e=>{this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=e.canvasPos,this.pointerLens.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos),r=!1,this._markerDiv.style.left="-100px",this._markerDiv.style.top="-100px",this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.axisVisible=!1),s.style.cursor="default"};this._onHoverSnapOrSurfaceOff=i.on("hoverSnapOrSurfaceOff",(e=>{this._snapping&&d(e)})),this._onHoverOff=i.on("hoverOff",(e=>{this._snapping||d(e)})),this._active=!0}deactivate(){if(!this._active)return;this.fire("activated",!1),this.pointerLens&&(this.pointerLens.visible=!1),this.reset();const e=this.scene.canvas.canvas;e.removeEventListener("mousedown",this._onMouseDown),e.removeEventListener("mouseup",this._onMouseUp);const t=this.distanceMeasurementsPlugin.viewer.cameraControl;t.off(this._onHoverSnapOrSurface),t.off(this._onHoverSurface),t.off(this._onHoverSnapOrSurfaceOff),t.off(this._onHoverOff),this._active=!1}reset(){this._active&&(this._destroyMarkerDiv(),this._initMarkerDiv(),this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._mouseState=0)}get currentMeasurement(){return this._currentDistanceMeasurement}destroy(){this.deactivate(),super.destroy()}}class Dh extends D{constructor(e,t,i,s){const r=e.plugin.viewer;super(r.scene);const o=fe({viewer:r,handleMouseEvents:i,handleTouchEvents:s,pointerLens:t.pointerLens,dots:[e.origin,e.target],ray2WorldPos:(e,i,s)=>{const o=e=>{const t=r.scene.pick({canvasPos:s,snapToEdge:e,snapToVertex:e,pickSurface:!0});return t&&t.worldPos?t.worldPos:e&&o(!1)};return o(!!t.snapping)},onEnd:(e,t)=>{const i=!c.compareVec3(e,t.worldPos);return i&&this.fire("edited"),i}}),n=e.on("destroyed",o);this._deactivate=function(){e.off("destroyed",n),o()}}deactivate(){this._deactivate(),super.destroy()}}class Sh{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getMetaModel(e,t,i){_.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}getGLTF(e,t,i){_.loadArraybuffer(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}getGLB(e,t,i){_.loadArraybuffer(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}getArrayBuffer(e,t,i,s){!function(e,t,i,s){var r=()=>{};i=i||r,s=s||r;const o=/^data:(.*?)(;base64)?,(.*)$/,n=t.match(o);if(n){const e=!!n[2];var a=n[3];a=window.decodeURIComponent(a),e&&(a=window.atob(a));try{const e=new ArrayBuffer(a.length),t=new Uint8Array(e);for(var l=0;l<a.length;l++)t[l]=a.charCodeAt(l);M.scheduleTask((function(){i(e)}))}catch(e){M.scheduleTask((function(){s(e)}))}}else{const r=function(e){var t=e.lastIndexOf("/");return 0!==t?e.substring(0,t+1):""}(e),o=r+t,n=new XMLHttpRequest;n.open("GET",o,!0),n.responseType="arraybuffer",n.onreadystatechange=function(){4===n.readyState&&(200===n.status?i(n.response):s("loadArrayBuffer error : "+n.response))},n.send(null)}}(this._cacheBusterURL(e),t,(e=>{i(e)}),(function(e){s(e)}))}}class Th{constructor(e={}){this._eventSubIDMap=null,this._eventSubEvents=null,this._eventSubs=null,this._events=null,this._locale="en",this._messages={},this._locales=[],this._locale="en",this.messages=e.messages,this.locale=e.locale}set messages(e){this._messages=e||{},this._locales=Object.keys(this._messages),this.fire("updated",this)}loadMessages(e={}){for(let t in e)this._messages[t]=e[t];this.messages=this._messages}clearMessages(){this.messages={}}get locales(){return this._locales}set locale(e){e=e||"de",this._locale!==e&&(this._locale=e,this.fire("updated",e))}get locale(){return this._locale}translate(e,t){const i=this._messages[this._locale];if(!i)return null;const s=Rh(e,i);return s?t?Lh(s,t):s:null}translatePlurals(e,t,i){const s=this._messages[this._locale];if(!s)return null;let r=Rh(e,s);return r=0===(t=parseInt(""+t,10))?r.zero:t>1?r.other:r.one,r?(r=Lh(r,[t]),i&&(r=Lh(r,i)),r):null}fire(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={}),!0!==i&&(this._events[e]=t||!0);const s=this._eventSubs[e];if(s)for(const e in s)if(s.hasOwnProperty(e)){s[e].callback(t)}}on(t,i){this._events||(this._events={}),this._eventSubIDMap||(this._eventSubIDMap=new e),this._eventSubEvents||(this._eventSubEvents={}),this._eventSubs||(this._eventSubs={});let s=this._eventSubs[t];s||(s={},this._eventSubs[t]=s);const r=this._eventSubIDMap.addItem();s[r]={callback:i},this._eventSubEvents[r]=t;const o=this._events[t];return void 0!==o&&i(o),r}off(e){if(null==e)return;if(!this._eventSubEvents)return;const t=this._eventSubEvents[e];if(t){delete this._eventSubEvents[e];const i=this._eventSubs[t];i&&delete i[e],this._eventSubIDMap.removeItem(e)}}}function Rh(e,t){if(t[e])return t[e];const i=e.split(".");let s=t;for(let e=0,t=i.length;s&&e<t;e++){s=s[i[e]]}return s}function Lh(e,t=[]){return e.replace(/\{\{|\}\}|\{(\d+)\}/g,(function(e,i){return"{{"===e?"{":"}}"===e?"}":t[i]}))}class Uh extends D{constructor(e,t={}){super(e,t),this.t=t.t}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get tangent(){return this.getTangent(this._t)}get length(){var e=this._getLengths();return e[e.length-1]}getTangent(e){var t=1e-4;void 0===e&&(e=this._t);var i=e-t,s=e+t;i<0&&(i=0),s>1&&(s=1);var r=this.getPoint(i),o=this.getPoint(s),n=c.subVec3(o,r,[]);return c.normalizeVec3(n,[])}getPointAt(e){var t=this.getUToTMapping(e);return this.getPoint(t)}getPoints(e){e||(e=5);var t,i=[];for(t=0;t<=e;t++)i.push(this.getPoint(t/e));return i}_getLengths(e){if(e||(e=this.__arcLengthDivisions?this.__arcLengthDivisions:200),this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;var t,i,s=[],r=this.getPoint(0),o=0;for(s.push(0),i=1;i<=e;i++)t=this.getPoint(i/e),o+=c.lenVec3(c.subVec3(t,r,[])),s.push(o),r=t;return this.cacheArcLengths=s,s}_updateArcLengths(){this.needsUpdate=!0,this._getLengths()}getUToTMapping(e,t){var i,s=this._getLengths(),r=0,o=s.length;i=t||e*s[o-1];for(var n,a=0,l=o-1;a<=l;)if((n=s[r=Math.floor(a+(l-a)/2)]-i)<0)a=r+1;else{if(!(n>0)){l=r;break}l=r-1}if(s[r=l]===i)return r/(o-1);var A=s[r];return(r+(i-A)/(s[r+1]-A))/(o-1)}}class Oh extends Uh{constructor(e,t={}){super(e,t),this.points=t.points,this.t=t.t}set points(e){this._points=e||[]}get points(){return this._points}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}getPoint(e){var t=this.points;if(!(t.length<3)){var i=(t.length-1)*e,s=Math.floor(i),r=i-s,o=t[0===s?s:s-1],n=t[s],a=t[s>t.length-2?t.length-1:s+1],l=t[s>t.length-3?t.length-1:s+2],A=c.vec3();return A[0]=c.catmullRomInterpolate(o[0],n[0],a[0],l[0],r),A[1]=c.catmullRomInterpolate(o[1],n[1],a[1],l[1],r),A[2]=c.catmullRomInterpolate(o[2],n[2],a[2],l[2],r),A}this.error("Can't sample point from SplineCurve - not enough points on curve - returning [0,0,0].")}getJSON(){return{points:points,t:this._t}}}const kh=c.vec3();const Nh=c.vec3(),Qh=c.vec3(),Vh=c.vec3(),Hh=c.vec3(),jh=c.vec3();class Gh extends D{get type(){return"CameraFlightAnimation"}constructor(e,t={}){super(e,t),this._look1=c.vec3(),this._eye1=c.vec3(),this._up1=c.vec3(),this._look2=c.vec3(),this._eye2=c.vec3(),this._up2=c.vec3(),this._orthoScale1=1,this._orthoScale2=1,this._flying=!1,this._flyEyeLookUp=!1,this._flyingEye=!1,this._flyingLook=!1,this._callback=null,this._callbackScope=null,this._time1=null,this._time2=null,this.easing=!1!==t.easing,this.duration=t.duration,this.fit=t.fit,this.fitFOV=t.fitFOV,this.trail=t.trail}flyTo(e,t,i){e=e||this.scene,this._flying&&this.stop(),this._flying=!1,this._flyingEye=!1,this._flyingLook=!1,this._flyingEyeLookUp=!1,this._callback=t,this._callbackScope=i;const s=this.scene.camera,r=!!e.projection&&e.projection!==s.projection;let o,n,a,l,A;if(this._eye1[0]=s.eye[0],this._eye1[1]=s.eye[1],this._eye1[2]=s.eye[2],this._look1[0]=s.look[0],this._look1[1]=s.look[1],this._look1[2]=s.look[2],this._up1[0]=s.up[0],this._up1[1]=s.up[1],this._up1[2]=s.up[2],this._orthoScale1=s.ortho.scale,this._orthoScale2=e.orthoScale||this._orthoScale1,e.aabb)o=e.aabb;else if(6===e.length)o=e;else if(e.eye&&e.look||e.up)n=e.eye,a=e.look,l=e.up;else if(e.eye)n=e.eye;else if(e.look)a=e.look;else{let s=e;if((_.isNumeric(s)||_.isString(s))&&(A=s,s=this.scene.components[A],!s))return this.error("Component not found: "+_.inQuotes(A)),void(t&&(i?t.call(i):t()));r||(o=s.aabb||this.scene.aabb)}const h=e.poi;if(o){if(o[3]<o[0]||o[4]<o[1]||o[5]<o[2])return;if(o[3]===o[0]&&o[4]===o[1]&&o[5]===o[2])return;o=o.slice();const t=c.getAABB3Center(o);this._look2=h||t;const i=c.subVec3(this._eye1,this._look1,Nh),s=c.normalizeVec3(i),r=h?c.getAABB3DiagPoint(o,h):c.getAABB3Diag(o),n=e.fitFOV||this._fitFOV,a=Math.abs(r/Math.tan(n*c.DEGTORAD));this._orthoScale2=1.1*r,this._eye2[0]=this._look2[0]+s[0]*a,this._eye2[1]=this._look2[1]+s[1]*a,this._eye2[2]=this._look2[2]+s[2]*a,this._up2[0]=this._up1[0],this._up2[1]=this._up1[1],this._up2[2]=this._up1[2],this._flyingEyeLookUp=!0}else(n||a||l)&&(this._flyingEyeLookUp=!!n&&!!a&&!!l,this._flyingEye=!!n&&!a,this._flyingLook=!!a&&!n,n&&(this._eye2[0]=n[0],this._eye2[1]=n[1],this._eye2[2]=n[2]),a&&(this._look2[0]=a[0],this._look2[1]=a[1],this._look2[2]=a[2]),l&&(this._up2[0]=l[0],this._up2[1]=l[1],this._up2[2]=l[2]));r?("ortho"===e.projection&&"ortho"!==s.projection&&(this._projection2="ortho",this._projMatrix1=s.projMatrix.slice(),this._projMatrix2=s.ortho.matrix.slice(),s.projection="customProjection"),"perspective"===e.projection&&"perspective"!==s.projection&&(this._projection2="perspective",this._projMatrix1=s.projMatrix.slice(),this._projMatrix2=s.perspective.matrix.slice(),s.projection="customProjection")):this._projection2=null,this.fire("started",e,!0),this._time1=Date.now(),this._time2=this._time1+(e.duration?1e3*e.duration:this._duration),this._flying=!0,M.scheduleTask(this._update,this)}jumpTo(e){this._jumpTo(e)}_jumpTo(e){this._flying&&this.stop();const t=this.scene.camera;var i,s,r,o,n;if(e.aabb)i=e.aabb;else if(6===e.length)i=e;else if(e.eye||e.look||e.up)r=e.eye,o=e.look,n=e.up;else{let t=e;if((_.isNumeric(t)||_.isString(t))&&(s=t,t=this.scene.components[s],!t))return void this.error("Component not found: "+_.inQuotes(s));i=t.aabb||this.scene.aabb}const a=e.poi;if(i){if(i[3]<=i[0]||i[4]<=i[1]||i[5]<=i[2])return;var l=a?c.getAABB3DiagPoint(i,a):c.getAABB3Diag(i);let s;o=a||c.getAABB3Center(i,o),this._trail?c.subVec3(t.look,o,jh):c.subVec3(t.eye,t.look,jh),c.normalizeVec3(jh);s=(void 0!==e.fit?e.fit:this._fit)?Math.abs(l/Math.tan((e.fitFOV||this._fitFOV)*c.DEGTORAD)):c.lenVec3(c.subVec3(t.eye,t.look,Nh)),c.mulVec3Scalar(jh,s),t.eye=c.addVec3(o,jh,Nh),t.look=o,this.scene.camera.ortho.scale=1.1*l}else(r||o||n)&&(r&&(t.eye=r),o&&(t.look=o),n&&(t.up=n));e.projection&&(t.projection=e.projection)}_update(){if(!this._flying)return;let e=(Date.now()-this._time1)/(this._time2-this._time1);const t=e>=1;e>1&&(e=1);const i=this.easing?Gh._ease(e,0,1,1):e,s=this.scene.camera;if(this._flyingEye||this._flyingLook?this._flyingEye?(c.subVec3(s.eye,s.look,jh),s.eye=c.lerpVec3(i,0,1,this._eye1,this._eye2,Vh),s.look=c.subVec3(Vh,jh,Qh)):this._flyingLook&&(s.look=c.lerpVec3(i,0,1,this._look1,this._look2,Qh),s.up=c.lerpVec3(i,0,1,this._up1,this._up2,Hh)):this._flyingEyeLookUp&&(s.eye=c.lerpVec3(i,0,1,this._eye1,this._eye2,Vh),s.look=c.lerpVec3(i,0,1,this._look1,this._look2,Qh),s.up=c.lerpVec3(i,0,1,this._up1,this._up2,Hh)),this._projection2){const t="ortho"===this._projection2?Gh._easeOutExpo(e,0,1,1):Gh._easeInCubic(e,0,1,1);s.customProjection.matrix=c.lerpMat4(t,0,1,this._projMatrix1,this._projMatrix2)}else s.ortho.scale=this._orthoScale1+e*(this._orthoScale2-this._orthoScale1);if(t)return s.ortho.scale=this._orthoScale2,void this.stop();M.scheduleTask(this._update,this)}static _ease(e,t,i,s){return-i*(e/=s)*(e-2)+t}static _easeInCubic(e,t,i,s){return i*(e/=s)*e*e+t}static _easeOutExpo(e,t,i,s){return i*(1-Math.pow(2,-10*e/s))+t}stop(){if(!this._flying)return;this._flying=!1,this._time1=null,this._time2=null,this._projection2&&(this.scene.camera.projection=this._projection2);const e=this._callback;e&&(this._callback=null,this._callbackScope?e.call(this._callbackScope):e()),this.fire("stopped",!0,!0)}cancel(){this._flying&&(this._flying=!1,this._time1=null,this._time2=null,this._callback&&(this._callback=null),this.fire("canceled",!0,!0))}set duration(e){this._duration=e?1e3*e:500,this.stop()}get duration(){return this._duration/1e3}set fit(e){this._fit=!1!==e}get fit(){return this._fit}set fitFOV(e){this._fitFOV=e||45}get fitFOV(){return this._fitFOV}set trail(e){this._trail=!!e}get trail(){return this._trail}destroy(){this.stop(),super.destroy()}}class zh extends D{get type(){return"CameraPathAnimation"}constructor(e,t={}){super(e,t),this._cameraFlightAnimation=new Gh(this),this._t=0,this.state=zh.SCRUBBING,this._playingFromT=0,this._playingToT=0,this._playingRate=t.playingRate||1,this._playingDir=1,this._lastTime=null,this.cameraPath=t.cameraPath,this._tick=this.scene.on("tick",this._updateT,this)}_updateT(){const e=this._cameraPath;if(!e)return;let t,i;const s=performance.now(),r=this._lastTime?.001*(s-this._lastTime):0;if(this._lastTime=s,0!==r)switch(this.state){case zh.SCRUBBING:return;case zh.PLAYING:if(this._t+=this._playingRate*r,t=this._cameraPath.frames.length,0===t||this._playingDir<0&&this._t<=0||this._playingDir>0&&this._t>=this._cameraPath.frames[t-1].t)return this.state=zh.SCRUBBING,this._t=this._cameraPath.frames[t-1].t,void this.fire("stopped");e.loadFrame(this._t);break;case zh.PLAYING_TO:i=this._t+this._playingRate*r*this._playingDir,(this._playingDir<0&&i<=this._playingToT||this._playingDir>0&&i>=this._playingToT)&&(i=this._playingToT,this.state=zh.SCRUBBING,this.fire("stopped")),this._t=i,e.loadFrame(this._t)}}_ease(e,t,i,s){return-i*(e/=s)*(e-2)+t}set cameraPath(e){this._cameraPath=e}get cameraPath(){return this._cameraPath}set rate(e){this._playingRate=e}get rate(){return this._playingRate}play(){this._cameraPath&&(this._lastTime=null,this.state=zh.PLAYING)}playToT(e){this._cameraPath&&(this._playingFromT=this._t,this._playingToT=e,this._playingDir=this._playingToT-this._playingFromT<0?-1:1,this._lastTime=null,this.state=zh.PLAYING_TO)}playToFrame(e){const t=this._cameraPath;if(!t)return;const i=t.frames[e];i?this.playToT(i.t):this.error("playToFrame - frame index out of range: "+e)}flyToFrame(e,t){const i=this._cameraPath;if(!i)return;const s=i.frames[e];s?(this.state=zh.SCRUBBING,this._cameraFlightAnimation.flyTo(s,t)):this.error("flyToFrame - frame index out of range: "+e)}scrubToT(e){const t=this._cameraPath;if(!t)return;this.scene.camera&&(this._t=e,t.loadFrame(this._t),this.state=zh.SCRUBBING)}scrubToFrame(e){const t=this._cameraPath;if(!t)return;if(!this.scene.camera)return;t.frames[e]?(t.loadFrame(this._t),this.state=zh.SCRUBBING):this.error("playToFrame - frame index out of range: "+e)}stop(){this.state=zh.SCRUBBING,this.fire("stopped")}destroy(){super.destroy(),this.scene.off(this._tick)}}zh.STOPPED=0,zh.SCRUBBING=1,zh.PLAYING=2,zh.PLAYING_TO=3;const Wh=c.vec3(),Kh=c.vec3();c.vec3();const Xh=c.vec3([0,-1,0]),Jh=c.vec4([0,0,0,1]);function Yh(e){if(!Zh(e.width)||!Zh(e.height)){const t=document.createElement("canvas");t.width=qh(e.width),t.height=qh(e.height);t.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t.width,t.height),e=t}return e}function Zh(e){return 0==(e&e-1)}function qh(e){--e;for(let t=1;t<32;t<<=1)e|=e>>t;return e+1}class $h extends D{get type(){return"CubeTexture"}constructor(e,t={}){super(e,t);const i=this.scene.canvas.gl;this._state=new At({texture:new Ms({gl:i,target:i.TEXTURE_CUBE_MAP}),flipY:this._checkFlipY(t.minFilter),encoding:this._checkEncoding(t.encoding),minFilter:1008,magFilter:1006,wrapS:1001,wrapT:1001,mipmaps:!0}),this._src=t.src,this._images=[],this._loadSrc(t.src),p.memory.textures++}_checkFlipY(e){return!!e}_checkEncoding(e){return 3e3!==(e=e||3e3)&&3001!==e&&(this.error("Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),e=3e3),e}_webglContextRestored(){this.scene.canvas.gl,this._state.texture=null,this._src&&this._loadSrc(this._src)}_loadSrc(e){const t=this,i=this.scene.canvas.gl;this._images=[];let s=!1,r=0;for(let o=0;o<e.length;o++){const n=new Image;n.onload=function(){let e=n;const a=o;return function(){if(!s&&(e=Yh(e),t._images[a]=e,r++,6===r)){let e=t._state.texture;e||(e=new Ms({gl:i,target:i.TEXTURE_CUBE_MAP}),t._state.texture=e),e.setImage(t._images,t._state),t.fire("loaded",t._src,!1),t.glRedraw()}}}(),n.onerror=function(){s=!0},n.src=e[o]}}destroy(){super.destroy(),this._state.texture&&this._state.texture.destroy(),p.memory.textures--,this._state.destroy()}}class ec{constructor(e){this._eye=c.vec3(),this._look=c.vec3(),this._up=c.vec3(),this._projection={},e&&this.saveCamera(e)}saveCamera(e){const t=e.camera,i=t.project;switch(this._eye.set(t.eye),this._look.set(t.look),this._up.set(t.up),t.projection){case"perspective":this._projection={projection:"perspective",fov:i.fov,fovAxis:i.fovAxis,near:i.near,far:i.far};break;case"ortho":this._projection={projection:"ortho",scale:i.scale,near:i.near,far:i.far};break;case"frustum":this._projection={projection:"frustum",left:i.left,right:i.right,top:i.top,bottom:i.bottom,near:i.near,far:i.far};break;case"custom":this._projection={projection:"custom",matrix:i.matrix.slice()}}}restoreCamera(e,t){const i=e.camera,s=this._projection;function r(){switch(s.type){case"perspective":i.perspective.fov=s.fov,i.perspective.fovAxis=s.fovAxis,i.perspective.near=s.near,i.perspective.far=s.far;break;case"ortho":i.ortho.scale=s.scale,i.ortho.near=s.near,i.ortho.far=s.far;break;case"frustum":i.frustum.left=s.left,i.frustum.right=s.right,i.frustum.top=s.top,i.frustum.bottom=s.bottom,i.frustum.near=s.near,i.frustum.far=s.far;break;case"custom":i.customProjection.matrix=s.matrix}}t?e.viewer.cameraFlight.flyTo({eye:this._eye,look:this._look,up:this._up,orthoScale:s.scale,projection:s.projection},(()=>{r(),t()})):(i.eye=this._eye,i.look=this._look,i.up=this._up,r(),i.projection=s.projection)}}const tc=c.vec3();const ic=c.vec3();class sc{constructor(){this.objectsVisible=[],this.objectsEdges=[],this.objectsXrayed=[],this.objectsHighlighted=[],this.objectsSelected=[],this.objectsClippable=[],this.objectsPickable=[],this.objectsColorize=[],this.objectsHasColorize=[],this.objectsOpacity=[],this.numObjects=0}saveObjects(e,t){this.numObjects=0,this._mask=t?_.apply(t,{}):null;const i=e.objects,s=!t||t.visible,r=!t||t.edges,o=!t||t.xrayed,n=!t||t.highlighted,a=!t||t.selected,l=!t||t.clippable,A=!t||t.pickable,h=!t||t.colorize,c=!t||t.opacity;for(let e in i)if(i.hasOwnProperty(e)){const t=i[e],u=this.numObjects;if(s&&(this.objectsVisible[u]=t.visible),r&&(this.objectsEdges[u]=t.edges),o&&(this.objectsXrayed[u]=t.xrayed),n&&(this.objectsHighlighted[u]=t.highlighted),a&&(this.objectsSelected[u]=t.selected),l&&(this.objectsClippable[u]=t.clippable),A&&(this.objectsPickable[u]=t.pickable),h){const e=t.colorize;e?(this.objectsColorize[3*u+0]=e[0],this.objectsColorize[3*u+1]=e[1],this.objectsColorize[3*u+2]=e[2],this.objectsHasColorize[u]=!0):this.objectsHasColorize[u]=!1}c&&(this.objectsOpacity[u]=t.opacity),this.numObjects++}}restoreObjects(e){const t=this._mask,i=!t||t.visible,s=!t||t.edges,r=!t||t.xrayed,o=!t||t.highlighted,n=!t||t.selected,a=!t||t.clippable,l=!t||t.pickable,A=!t||t.colorize,h=!t||t.opacity;var c=0;const u=e.objects;for(let e in u)if(u.hasOwnProperty(e)){const t=u[e];i&&(t.visible=this.objectsVisible[c]),s&&(t.edges=this.objectsEdges[c]),r&&(t.xrayed=this.objectsXrayed[c]),o&&(t.highlighted=this.objectsHighlighted[c]),n&&(t.selected=this.objectsSelected[c]),a&&(t.clippable=this.objectsClippable[c]),l&&(t.pickable=this.objectsPickable[c]),A&&(this.objectsHasColorize[c]?(ic[0]=this.objectsColorize[3*c+0],ic[1]=this.objectsColorize[3*c+1],ic[2]=this.objectsColorize[3*c+2],t.colorize=ic):t.colorize=null),h&&(t.opacity=this.objectsOpacity[c]),c++}}}class rc extends D{constructor(e,t={}){super(e,t),this._skyboxMesh=new ts(this,{geometry:new zt(this,{primitive:"triangles",positions:[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,-1,1,-1,-1,1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,-1,1,-1,-1,-1,1,-1,-1,1,-1,1,-1,-1,1,1,-1,-1,-1,-1,-1,-1,1,-1,1,1,-1],uv:[.5,.6666,.25,.6666,.25,.3333,.5,.3333,.5,.6666,.5,.3333,.75,.3333,.75,.6666,.5,.6666,.5,1,.25,1,.25,.6666,.25,.6666,0,.6666,0,.3333,.25,.3333,.25,0,.5,0,.5,.3333,.25,.3333,.75,.3333,1,.3333,1,.6666,.75,.6666],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]}),background:!0,scale:[2e3,2e3,2e3],rotation:[0,-90,0],material:new Yt(this,{ambient:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],emissive:[1,1,1],emissiveMap:new Ts(this,{src:t.src,flipY:!0,wrapS:"clampToEdge",wrapT:"clampToEdge",encoding:t.encoding||"sRGB"}),backfaces:!0}),visible:!1,pickable:!1,clippable:!1,collidable:!1}),this.size=t.size,this.active=t.active}set size(e){this._size=e||1e3,this._skyboxMesh.scale=[this._size,this._size,this._size]}get size(){return this._size}set active(e){this._skyboxMesh.visible=e}get active(){return this._skyboxMesh.visible}}const oc=c.vec4(),nc=c.vec4(),ac=c.vec3(),lc=c.vec3(),Ac=c.vec3(),hc=c.vec4(),cc=c.vec4(),uc=c.vec4();class dc{constructor(e){this._scene=e}dollyToCanvasPos(e,t,i){let s=!1;const r=this._scene.camera;if(e){const t=c.subVec3(e,r.eye,ac);s=c.lenVec3(t)<i}if("perspective"===r.projection){r.ortho.scale=r.ortho.scale-i;const s=this._unproject(t,hc),o=c.subVec3(s,r.eye,uc),n=c.mulVec3Scalar(c.normalizeVec3(o),-i,[]);if(r.eye=[r.eye[0]-n[0],r.eye[1]-n[1],r.eye[2]-n[2]],r.look=[r.look[0]-n[0],r.look[1]-n[1],r.look[2]-n[2]],e){const t=c.subVec3(e,r.eye,ac),i=c.lenVec3(t),s=c.mulVec3Scalar(c.normalizeVec3(c.subVec3(r.look,r.eye,lc)),i);r.look=[r.eye[0]+s[0],r.eye[1]+s[1],r.eye[2]+s[2]]}}else if("ortho"===r.projection){const e=this._unproject(t,hc);r.ortho.scale=r.ortho.scale-i,r.ortho._update();const s=this._unproject(t,cc),o=c.subVec3(s,e,uc),n=c.mulVec3Scalar(c.normalizeVec3(c.subVec3(r.look,r.eye,ac)),-i,lc),a=c.addVec3(o,n,Ac);r.eye=[r.eye[0]-a[0],r.eye[1]-a[1],r.eye[2]-a[2]],r.look=[r.look[0]-a[0],r.look[1]-a[1],r.look[2]-a[2]]}return s}_unproject(e,t){const i=this._scene.camera,s=i.project.transposedMatrix,r=s.subarray(8,12),o=s.subarray(12),n=[0,0,-1,1],a=c.dotVec4(n,r)/c.dotVec4(n,o);return i.project.unproject(e,a,oc,nc,t),t}destroy(){}}const pc=c.vec3(),fc=c.vec3(),gc=c.vec3(),mc=c.vec4(),_c=c.vec4(),vc=c.vec4();class bc{constructor(e,t){this._scene=e,this._configs=t,this._pivotWorldPos=c.vec3(),this._cameraOffset=c.vec3(),this._azimuth=0,this._polar=0,this._radius=0,this._pivotPosSet=!1,this._pivoting=!1,this._shown=!1,this._pivotSphereEnabled=!1,this._pivotSphere=null,this._pivotSphereSize=1,this._pivotSphereGeometry=null,this._pivotSphereMaterial=null,this._rtcCenter=c.vec3(),this._rtcPos=c.vec3(),this._pivotViewPos=c.vec4(),this._pivotProjPos=c.vec4(),this._pivotCanvasPos=c.vec2(),this._cameraDirty=!0,this._onViewMatrix=this._scene.camera.on("viewMatrix",(()=>{this._cameraDirty=!0})),this._onProjMatrix=this._scene.camera.on("projMatrix",(()=>{this._cameraDirty=!0})),this._onTick=this._scene.on("tick",(()=>{this.updatePivotElement(),this.updatePivotSphere()}))}createPivotSphere(){const e=this.getPivotPos(),t=c.vec3();c.decomposeMat4(c.inverseMat4(this._scene.viewer.camera.viewMatrix,c.mat4()),t,c.vec4(),c.vec3());const i=c.distVec3(t,e);let s=Math.tan(Math.PI/500)*i*this._pivotSphereSize;"ortho"==this._scene.camera.projection&&(s/=this._scene.camera.ortho.scale/2),K(e,this._rtcCenter,this._rtcPos),this._pivotSphereGeometry=new Us(this._scene,rs({radius:s})),this._pivotSphere=new ts(this._scene,{geometry:this._pivotSphereGeometry,material:this._pivotSphereMaterial,pickable:!1,position:this._rtcPos,rtcCenter:this._rtcCenter})}destroyPivotSphere(){this._pivotSphere&&(this._pivotSphere.destroy(),this._pivotSphere=null),this._pivotSphereGeometry&&(this._pivotSphereGeometry.destroy(),this._pivotSphereGeometry=null)}updatePivotElement(){const e=this._scene.camera,t=this._scene.canvas;if(this._pivoting&&this._cameraDirty){c.transformPoint3(e.viewMatrix,this.getPivotPos(),this._pivotViewPos),this._pivotViewPos[3]=1,c.transformPoint4(e.projMatrix,this._pivotViewPos,this._pivotProjPos);const i=t.boundary,s=i[2],r=i[3];this._pivotCanvasPos[0]=Math.floor((1+this._pivotProjPos[0]/this._pivotProjPos[3])*s/2),this._pivotCanvasPos[1]=Math.floor((1-this._pivotProjPos[1]/this._pivotProjPos[3])*r/2);let o=t._lastBoundingClientRect;if(!o||t._canvasSizeChanged){const e=t.canvas;o=t._lastBoundingClientRect=e.getBoundingClientRect()}this._pivotElement&&(this._pivotElement.style.left=Math.floor(o.left+this._pivotCanvasPos[0])-this._pivotElement.clientWidth/2+window.scrollX+"px",this._pivotElement.style.top=Math.floor(o.top+this._pivotCanvasPos[1])-this._pivotElement.clientHeight/2+window.scrollY+"px"),this._cameraDirty=!1}}updatePivotSphere(){this._pivoting&&this._pivotSphere&&(K(this.getPivotPos(),this._rtcCenter,this._rtcPos),c.compareVec3(this._rtcPos,this._pivotSphere.position)||(this.destroyPivotSphere(),this.createPivotSphere()))}setPivotElement(e){this._pivotElement=e}enablePivotSphere(e={}){this.destroyPivotSphere(),this._pivotSphereEnabled=!0,e.size&&(this._pivotSphereSize=e.size);const t=e.color||[1,0,0];this._pivotSphereMaterial=new Yt(this._scene,{emissive:t,ambient:t,specular:[0,0,0],diffuse:[0,0,0]})}disablePivotSphere(){this.destroyPivotSphere(),this._pivotSphereEnabled=!1}startPivot(){if(this._cameraLookingDownwards())return this._pivoting=!1,!1;const e=this._scene.camera;let t=c.lookAtMat4v(e.eye,e.look,e.worldUp);c.transformPoint3(t,this.getPivotPos(),this._cameraOffset);const i=this.getPivotPos();this._cameraOffset[2]+=c.distVec3(e.eye,i),t=c.inverseMat4(t);const s=c.transformVec3(t,this._cameraOffset),r=c.vec3();if(c.subVec3(e.eye,i,r),c.addVec3(r,s),e.zUp){const e=r[1];r[1]=r[2],r[2]=e}this._radius=c.lenVec3(r),this._polar=Math.acos(r[1]/this._radius),this._azimuth=Math.atan2(r[0],r[2]),this._pivoting=!0}_cameraLookingDownwards(){const e=this._scene.camera,t=c.normalizeVec3(c.subVec3(e.look,e.eye,pc)),i=c.cross3Vec3(t,e.worldUp,fc);return c.sqLenVec3(i)<=1e-4}getPivoting(){return this._pivoting}setPivotPos(e){this._pivotWorldPos.set(e),this._pivotPosSet=!0}setCanvasPivotPos(e){const t=this._scene.camera,i=Math.abs(c.distVec3(this._scene.center,t.eye)),s=t.project.transposedMatrix,r=s.subarray(8,12),o=s.subarray(12),n=[0,0,-1,1],a=c.dotVec4(n,r)/c.dotVec4(n,o),l=mc;t.project.unproject(e,a,_c,vc,l);const A=c.normalizeVec3(c.subVec3(l,t.eye,pc)),h=c.addVec3(t.eye,c.mulVec3Scalar(A,i,fc),gc);this.setPivotPos(h)}getPivotPos(){return this._pivotPosSet?this._pivotWorldPos:this._scene.camera.look}continuePivot(e,t){if(!this._pivoting)return;if(0===e&&0===t)return;const i=this._scene.camera;var s=-e;const r=-t;1===i.worldUp[2]&&(s=-s),this._azimuth+=.01*-s,this._polar+=.01*r,this._polar=c.clamp(this._polar,.001,Math.PI-.001);const o=[this._radius*Math.sin(this._polar)*Math.sin(this._azimuth),this._radius*Math.cos(this._polar),this._radius*Math.sin(this._polar)*Math.cos(this._azimuth)];if(1===i.worldUp[2]){const e=o[1];o[1]=o[2],o[2]=e}const n=c.lenVec3(c.subVec3(i.look,i.eye,c.vec3())),a=this.getPivotPos();c.addVec3(o,a);let l=c.lookAtMat4v(o,a,i.worldUp);l=c.inverseMat4(l);const A=c.transformVec3(l,this._cameraOffset);l[12]-=A[0],l[13]-=A[1],l[14]-=A[2];const h=[l[8],l[9],l[10]];i.eye=[l[12],l[13],l[14]],c.subVec3(i.eye,c.mulVec3Scalar(h,n),i.look),i.up=[l[4],l[5],l[6]],this.showPivot()}showPivot(){this._shown||(this._pivotElement&&(this.updatePivotElement(),this._pivotElement.style.visibility="visible"),this._pivotSphereEnabled&&(this.destroyPivotSphere(),this.createPivotSphere()),this._shown=!0)}hidePivot(){this._shown&&(this._pivotElement&&(this._pivotElement.style.visibility="hidden"),this._pivotSphereEnabled&&this.destroyPivotSphere(),this._shown=!1)}endPivot(){this._pivoting=!1}destroy(){this.destroyPivotSphere(),this._scene.camera.off(this._onViewMatrix),this._scene.camera.off(this._onProjMatrix),this._scene.off(this._onTick)}}class yc{constructor(e,t){this._scene=e.scene,this._cameraControl=e,this._scene.canvas.canvas.oncontextmenu=function(e){e.preventDefault()},this._configs=t,this.schedulePickEntity=!1,this.schedulePickSurface=!1,this.scheduleSnapOrPick=!1,this.pickCursorPos=c.vec2(),this.picked=!1,this.pickedSurface=!1,this.pickResult=null,this._lastPickedEntityId=null,this._lastHash=null,this._needFireEvents=0}update(){if(!this._configs.pointerEnabled)return;if(!this.schedulePickEntity&&!this.schedulePickSurface)return;const e=`${~~this.pickCursorPos[0]}-${~~this.pickCursorPos[1]}-${this.scheduleSnapOrPick}-${this.schedulePickSurface}-${this.schedulePickEntity}`;if(this._lastHash===e)return;this.picked=!1,this.pickedSurface=!1,this.snappedOrPicked=!1,this.hoveredSnappedOrSurfaceOff=!1;const t=this._cameraControl.hasSubs("hoverSurface");if(this.scheduleSnapOrPick){const e=this._scene.pick({canvasPos:this.pickCursorPos,snapRadius:this._configs.snapRadius,snapToVertex:this._configs.snapToVertex,snapToEdge:this._configs.snapToEdge});e&&(e.snappedToEdge||e.snappedToVertex)?(this.snapPickResult=e,this.snappedOrPicked=!0,this._needFireEvents++):(this.schedulePickSurface=!0,this.snapPickResult=null)}if(this.schedulePickSurface&&this.pickResult&&this.pickResult.worldPos){const e=this.pickResult.canvasPos;if(e[0]===this.pickCursorPos[0]&&e[1]===this.pickCursorPos[1])return this.picked=!0,this.pickedSurface=!0,this._needFireEvents+=t?1:0,this.schedulePickEntity=!1,this.schedulePickSurface=!1,this.scheduleSnapOrPick?this.snappedOrPicked=!0:this.hoveredSnappedOrSurfaceOff=!0,void(this.scheduleSnapOrPick=!1)}if(this.schedulePickEntity&&this.pickResult&&(this.pickResult.canvasPos||this.pickResult.snappedCanvasPos)){const e=this.pickResult.canvasPos||this.pickResult.snappedCanvasPos;if(e[0]===this.pickCursorPos[0]&&e[1]===this.pickCursorPos[1])return this.picked=!0,this.pickedSurface=!1,this.schedulePickEntity=!1,void(this.schedulePickSurface=!1)}this.schedulePickSurface||this.scheduleSnapOrPick&&!this.snapPickResult?(this.pickResult=this._scene.pick({pickSurface:!0,pickSurfaceNormal:!1,canvasPos:this.pickCursorPos}),this.pickResult?(this.picked=!0,this.scheduleSnapOrPick?this.snappedOrPicked=!0:this.pickedSurface=!0,this._needFireEvents++):this.scheduleSnapOrPick&&(this.hoveredSnappedOrSurfaceOff=!0,this._needFireEvents++)):(this.pickResult=this._scene.pick({canvasPos:this.pickCursorPos}),this.pickResult&&(this.picked=!0,this.pickedSurface=!1,this._needFireEvents++)),this.scheduleSnapOrPick=!1,this.schedulePickEntity=!1,this.schedulePickSurface=!1}fireEvents(){if(0!==this._needFireEvents){if(this.hoveredSnappedOrSurfaceOff&&this._cameraControl.fire("hoverSnapOrSurfaceOff",{canvasPos:this.pickCursorPos,pointerPos:this.pickCursorPos},!0),this.snappedOrPicked)if(this.snapPickResult){const e=new Le;e.entity=this.snapPickResult.entity,e.snappedToVertex=this.snapPickResult.snappedToVertex,e.snappedToEdge=this.snapPickResult.snappedToEdge,e.worldPos=this.snapPickResult.worldPos,e.canvasPos=this.pickCursorPos,e.snappedCanvasPos=this.snapPickResult.snappedCanvasPos,this._cameraControl.fire("hoverSnapOrSurface",e,!0),this.snapPickResult=null}else this._cameraControl.fire("hoverSnapOrSurface",this.pickResult,!0);if(this.picked&&this.pickResult&&(this.pickResult.entity||this.pickResult.worldPos)){if(this.pickResult.entity){const e=this.pickResult.entity.id;this._lastPickedEntityId!==e&&(void 0!==this._lastPickedEntityId&&this._cameraControl.fire("hoverOut",{entity:this._scene.objects[this._lastPickedEntityId]},!0),this._cameraControl.fire("hoverEnter",this.pickResult,!0),this._lastPickedEntityId=e)}this._cameraControl.fire("hover",this.pickResult,!0),this.pickResult.worldPos&&(this.pickedSurface=!0,this._cameraControl.fire("hoverSurface",this.pickResult,!0))}else void 0!==this._lastPickedEntityId&&(this._cameraControl.fire("hoverOut",{entity:this._scene.objects[this._lastPickedEntityId]},!0),this._lastPickedEntityId=void 0),this._cameraControl.fire("hoverOff",{canvasPos:this.pickCursorPos},!0);this.pickResult=null,this._needFireEvents=0}}}const xc=c.vec2();class Bc{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController;let n,a,l,A=0,h=0,u=0,d=0,p=!1;const f=c.vec3();let g=!0;const m=this._scene.canvas.canvas,_=[];function v(e=!0){m.style.cursor="move",A=s.pointerCanvasPos[0],h=s.pointerCanvasPos[1],u=s.pointerCanvasPos[0],d=s.pointerCanvasPos[1],e&&(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickSurface=!0,o.update(),o.picked&&o.pickedSurface&&o.pickResult&&o.pickResult.worldPos?(p=!0,f.set(o.pickResult.worldPos)):p=!1)}document.addEventListener("keydown",this._documentKeyDownHandler=t=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;const s=t.keyCode;_[s]=!0}),document.addEventListener("keyup",this._documentKeyUpHandler=t=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;const s=t.keyCode;_[s]=!1}),m.addEventListener("mousedown",this._mouseDownHandler=t=>{if(i.active&&i.pointerEnabled)switch(t.which){case 1:_[e.input.KEY_SHIFT]||i.planView?(n=!0,v()):(n=!0,v(!1));break;case 2:a=!0,v();break;case 3:l=!0,i.panRightClick&&v()}}),document.addEventListener("mousemove",this._documentMouseMoveHandler=t=>{if(!i.active||!i.pointerEnabled)return;if(!n&&!a&&!l)return;const o=e.canvas.boundary,u=o[2],d=o[3],g=s.pointerCanvasPos[0],m=s.pointerCanvasPos[1],v=_[e.input.KEY_SHIFT]||i.planView||!i.panRightClick&&a||i.panRightClick&&l,b=document.pointerLockElement?t.movementX:g-A,y=document.pointerLockElement?t.movementY:m-h;if(v){const t=e.camera;if("perspective"===t.projection){const i=Math.abs(p?c.lenVec3(c.subVec3(f,e.camera.eye,[])):e.camera.eyeLookDist)*Math.tan(t.perspective.fov/2*Math.PI/180);r.panDeltaX+=1.5*b*i/d,r.panDeltaY+=1.5*y*i/d}else r.panDeltaX+=.5*t.ortho.scale*(b/d),r.panDeltaY+=.5*t.ortho.scale*(y/d)}else!n||a||l||i.planView||(i.firstPerson?(r.rotateDeltaY-=b/u*i.dragRotationRate/2,r.rotateDeltaX+=y/d*(i.dragRotationRate/4)):(r.rotateDeltaY-=b/u*(1.5*i.dragRotationRate),r.rotateDeltaX+=y/d*(1.5*i.dragRotationRate)));A=g,h=m}),m.addEventListener("mousemove",this._canvasMouseMoveHandler=e=>{i.active&&i.pointerEnabled&&s.mouseover&&(g=!0)}),document.addEventListener("mouseup",this._documentMouseUpHandler=e=>{if(i.active&&i.pointerEnabled)switch(e.which){case 1:case 2:case 3:n=!1,a=!1,l=!1}}),m.addEventListener("mouseup",this._mouseUpHandler=e=>{if(i.active&&i.pointerEnabled){if(3===e.which){!function(e,t){if(e){let i=e.target,s=0,r=0,o=0,n=0;for(;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,o+=i.scrollLeft,n+=i.scrollTop,i=i.offsetParent;t[0]=e.pageX+o-s,t[1]=e.pageY+n-r}else e=window.event,t[0]=e.x,t[1]=e.y}(e,xc);const i=xc[0],s=xc[1];Math.abs(i-u)<3&&Math.abs(s-d)<3&&t.cameraControl.fire("rightClick",{pagePos:[Math.round(e.pageX),Math.round(e.pageY)],canvasPos:xc,event:e},!0)}m.style.removeProperty("cursor")}}),m.addEventListener("mouseenter",this._mouseEnterHandler=()=>{i.active&&i.pointerEnabled});const b=1/60;let y=null;m.addEventListener("wheel",this._mouseWheelHandler=e=>{if(!(i.active&&i.pointerEnabled&&i.zoomOnMouseWheel))return;const t=performance.now()/1e3;var o=null!==y?t-y:0;y=t,o>.05&&(o=.05),o<b&&(o=b);const n=Math.max(-1,Math.min(1,40*-e.deltaY));if(0===n)return;const a=n/Math.abs(n);r.dollyDelta+=-a*o*i.mouseWheelDollyRate,g&&(s.followPointerDirty=!0,g=!1)},{passive:!0})}reset(){}destroy(){const e=this._scene.canvas.canvas;document.removeEventListener("keydown",this._documentKeyDownHandler),document.removeEventListener("keyup",this._documentKeyUpHandler),e.removeEventListener("mousedown",this._mouseDownHandler),document.removeEventListener("mousemove",this._documentMouseMoveHandler),e.removeEventListener("mousemove",this._canvasMouseMoveHandler),document.removeEventListener("mouseup",this._documentMouseUpHandler),e.removeEventListener("mouseup",this._mouseUpHandler),e.removeEventListener("mouseenter",this._mouseEnterHandler),e.removeEventListener("wheel",this._mouseWheelHandler)}}const wc=c.vec3(),Pc=c.vec3(),Cc=c.vec3(),Mc=c.vec3(),Ec=c.vec3(),Fc={eye:c.vec3(),look:c.vec3(),up:c.vec3()};class Ic{constructor(e,t,i,s){this._scene=e;const r=t.cameraControl,o=e.camera;this._onSceneKeyDown=e.input.on("keydown",(()=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;if(i.keyboardEnabledOnlyIfMouseover&&!s.mouseover)return;const n=r._isKeyDownForAction(r.AXIS_VIEW_RIGHT),a=r._isKeyDownForAction(r.AXIS_VIEW_BACK),l=r._isKeyDownForAction(r.AXIS_VIEW_LEFT),A=r._isKeyDownForAction(r.AXIS_VIEW_FRONT),h=r._isKeyDownForAction(r.AXIS_VIEW_TOP),u=r._isKeyDownForAction(r.AXIS_VIEW_BOTTOM);if(!(n||a||l||A||h||u))return;const d=e.aabb,p=c.getAABB3Diag(d);c.getAABB3Center(d,wc);const f=Math.abs(p/Math.tan(t.cameraFlight.fitFOV*c.DEGTORAD)),g=1.1*p;Fc.orthoScale=g,n?(Fc.eye.set(c.addVec3(wc,c.mulVec3Scalar(o.worldRight,f,Pc),Ec)),Fc.look.set(wc),Fc.up.set(o.worldUp)):a?(Fc.eye.set(c.addVec3(wc,c.mulVec3Scalar(o.worldForward,f,Pc),Ec)),Fc.look.set(wc),Fc.up.set(o.worldUp)):l?(Fc.eye.set(c.addVec3(wc,c.mulVec3Scalar(o.worldRight,-f,Pc),Ec)),Fc.look.set(wc),Fc.up.set(o.worldUp)):A?(Fc.eye.set(c.addVec3(wc,c.mulVec3Scalar(o.worldForward,-f,Pc),Ec)),Fc.look.set(wc),Fc.up.set(o.worldUp)):h?(Fc.eye.set(c.addVec3(wc,c.mulVec3Scalar(o.worldUp,f,Pc),Ec)),Fc.look.set(wc),Fc.up.set(c.normalizeVec3(c.mulVec3Scalar(o.worldForward,1,Cc),Mc))):u&&(Fc.eye.set(c.addVec3(wc,c.mulVec3Scalar(o.worldUp,-f,Pc),Ec)),Fc.look.set(wc),Fc.up.set(c.normalizeVec3(c.mulVec3Scalar(o.worldForward,-1,Cc)))),!i.firstPerson&&i.followPointer&&t.pivotController.setPivotPos(wc),t.cameraFlight.duration>0?t.cameraFlight.flyTo(Fc,(()=>{t.pivotController.getPivoting()&&i.followPointer&&t.pivotController.showPivot()})):(t.cameraFlight.jumpTo(Fc),t.pivotController.getPivoting()&&i.followPointer&&t.pivotController.showPivot())}))}reset(){}destroy(){this._scene.input.off(this._onSceneKeyDown)}}class Dc{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController,n=t.pivotController,a=t.cameraControl;this._clicks=0,this._timeout=null,this._lastPickedEntityId=null;let l=!1,A=!1;const h=this._scene.canvas.canvas,u=i=>{let s;i&&i.worldPos&&(s=i.worldPos);const r=i&&i.entity?i.entity.aabb:e.aabb;if(s){const i=e.camera;c.subVec3(i.eye,i.look,[]),t.cameraFlight.flyTo({aabb:r})}else t.cameraFlight.flyTo({aabb:r})},d=e.tickify(this._canvasMouseMoveHandler=t=>{if(!i.active||!i.pointerEnabled)return;if(l||A)return;if(a.hasSubs("rayMove")){const t=c.vec3(),i=c.vec3();c.canvasPosToWorldRay(e.canvas.canvas,e.camera.viewMatrix,e.camera.projMatrix,e.camera.projection,s.pointerCanvasPos,t,i),a.fire("rayMove",{canvasPos:s.pointerCanvasPos,ray:{origin:t,direction:i,canvasPos:s.pointerCanvasPos}},!0)}const r=a.hasSubs("hover"),n=a.hasSubs("hoverEnter"),h=a.hasSubs("hoverOut"),u=a.hasSubs("hoverOff"),d=a.hasSubs("hoverSurface"),p=a.hasSubs("hoverSnapOrSurface");if(r||n||h||u||d||p)if(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=!0,o.schedulePickSurface=d,o.scheduleSnapOrPick=p,o.update(),o.pickResult){if(o.pickResult.entity){const t=o.pickResult.entity.id;this._lastPickedEntityId!==t&&(void 0!==this._lastPickedEntityId&&a.fire("hoverOut",{entity:e.objects[this._lastPickedEntityId]},!0),a.fire("hoverEnter",o.pickResult,!0),this._lastPickedEntityId=t)}a.fire("hover",o.pickResult,!0),(o.pickResult.worldPos||o.pickResult.snappedWorldPos)&&a.fire("hoverSurface",o.pickResult,!0)}else void 0!==this._lastPickedEntityId&&(a.fire("hoverOut",{entity:e.objects[this._lastPickedEntityId]},!0),this._lastPickedEntityId=void 0),a.fire("hoverOff",{canvasPos:o.pickCursorPos},!0)});h.addEventListener("mousemove",d),h.addEventListener("mousedown",this._canvasMouseDownHandler=t=>{1===t.which&&(l=!0),3===t.which&&(A=!0);if(1===t.which&&i.active&&i.pointerEnabled&&(s.mouseDownClientX=t.clientX,s.mouseDownClientY=t.clientY,s.mouseDownCursorX=s.pointerCanvasPos[0],s.mouseDownCursorY=s.pointerCanvasPos[1],!i.firstPerson&&i.followPointer&&(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickSurface=!0,o.update(),1===t.which))){const t=o.pickResult;t&&t.worldPos?(n.setPivotPos(t.worldPos),n.startPivot()):(i.smartPivot?n.setCanvasPivotPos(s.pointerCanvasPos):n.setPivotPos(e.camera.look),n.startPivot())}}),document.addEventListener("mouseup",this._documentMouseUpHandler=e=>{1===e.which&&(l=!1),3===e.which&&(A=!1),n.getPivoting()&&n.endPivot()}),h.addEventListener("mouseup",this._canvasMouseUpHandler=r=>{if(!i.active||!i.pointerEnabled)return;if(!(1===r.which))return;if(n.hidePivot(),Math.abs(r.clientX-s.mouseDownClientX)>3||Math.abs(r.clientY-s.mouseDownClientY)>3)return;const l=a.hasSubs("picked"),A=a.hasSubs("pickedNothing"),h=a.hasSubs("pickedSurface"),d=a.hasSubs("doublePicked"),p=a.hasSubs("doublePickedSurface"),f=a.hasSubs("doublePickedNothing");if(!(i.doublePickFlyTo||d||p||f))return(l||A||h)&&(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=!0,o.schedulePickSurface=h,o.update(),o.pickResult?(a.fire("picked",o.pickResult,!0),o.pickedSurface&&a.fire("pickedSurface",o.pickResult,!0)):a.fire("pickedNothing",{canvasPos:s.pointerCanvasPos},!0)),void(this._clicks=0);if(this._clicks++,1===this._clicks){o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=i.doublePickFlyTo,o.schedulePickSurface=h,o.update();const e=o.pickResult,r=o.pickedSurface;this._timeout=setTimeout((()=>{e&&e.worldPos?(a.fire("picked",e,!0),r&&(a.fire("pickedSurface",e,!0),!i.firstPerson&&i.followPointer&&(t.pivotController.setPivotPos(e.worldPos),t.pivotController.startPivot()&&t.pivotController.showPivot()))):a.fire("pickedNothing",{canvasPos:s.pointerCanvasPos},!0),this._clicks=0}),i.doubleClickTimeFrame)}else{if(null!==this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null),o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=i.doublePickFlyTo||d||p,o.schedulePickSurface=o.schedulePickEntity&&p,o.update(),o.pickResult){if(a.fire("doublePicked",o.pickResult,!0),o.pickedSurface&&a.fire("doublePickedSurface",o.pickResult,!0),i.doublePickFlyTo&&(u(o.pickResult),!i.firstPerson&&i.followPointer)){const e=o.pickResult.entity.aabb,i=c.getAABB3Center(e);t.pivotController.setPivotPos(i),t.pivotController.startPivot()&&t.pivotController.showPivot()}}else if(a.fire("doublePickedNothing",{canvasPos:s.pointerCanvasPos},!0),i.doublePickFlyTo&&(u(),!i.firstPerson&&i.followPointer)){const i=e.aabb,s=c.getAABB3Center(i);t.pivotController.setPivotPos(s),t.pivotController.startPivot()&&t.pivotController.showPivot()}this._clicks=0}},!1)}reset(){this._clicks=0,this._lastPickedEntityId=null,this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null)}destroy(){const e=this._scene.canvas.canvas;e.removeEventListener("mousemove",this._canvasMouseMoveHandler),e.removeEventListener("mousedown",this._canvasMouseDownHandler),document.removeEventListener("mouseup",this._documentMouseUpHandler),e.removeEventListener("mouseup",this._canvasMouseUpHandler),this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null)}}class Sc{constructor(e,t,i,s,r){this._scene=e;const o=e.input,n=[],a=e.canvas.canvas;let l=!0;this._onSceneMouseMove=o.on("mousemove",(()=>{l=!0})),this._onSceneKeyDown=o.on("keydown",(t=>{i.active&&i.pointerEnabled&&e.input.keyboardEnabled&&(i.keyboardEnabledOnlyIfMouseover&&!s.mouseover||(n[t]=!0,t===o.KEY_SHIFT&&(a.style.cursor="move")))})),this._onSceneKeyUp=o.on("keyup",(s=>{i.active&&i.pointerEnabled&&e.input.keyboardEnabled&&(n[s]=!1,s===o.KEY_SHIFT&&(a.style.cursor=null),t.pivotController.getPivoting()&&t.pivotController.endPivot())})),this._onTick=e.on("tick",(a=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;if(i.keyboardEnabledOnlyIfMouseover&&!s.mouseover)return;const A=t.cameraControl,h=a.deltaTime/1e3;if(!i.planView){const e=A._isKeyDownForAction(A.ROTATE_Y_POS,n),s=A._isKeyDownForAction(A.ROTATE_Y_NEG,n),o=A._isKeyDownForAction(A.ROTATE_X_POS,n),a=A._isKeyDownForAction(A.ROTATE_X_NEG,n),l=h*i.keyboardRotationRate;(e||s||o||a)&&(!i.firstPerson&&i.followPointer&&t.pivotController.startPivot(),e?r.rotateDeltaY+=l:s&&(r.rotateDeltaY-=l),o?r.rotateDeltaX+=l:a&&(r.rotateDeltaX-=l),!i.firstPerson&&i.followPointer&&t.pivotController.startPivot())}if(!n[o.KEY_CTRL]&&!n[o.KEY_ALT]){const e=A._isKeyDownForAction(A.DOLLY_BACKWARDS,n),o=A._isKeyDownForAction(A.DOLLY_FORWARDS,n);if(e||o){const n=h*i.keyboardDollyRate;!i.firstPerson&&i.followPointer&&t.pivotController.startPivot(),o?r.dollyDelta-=n:e&&(r.dollyDelta+=n),l&&(s.followPointerDirty=!0,l=!1)}}const c=A._isKeyDownForAction(A.PAN_FORWARDS,n),u=A._isKeyDownForAction(A.PAN_BACKWARDS,n),d=A._isKeyDownForAction(A.PAN_LEFT,n),p=A._isKeyDownForAction(A.PAN_RIGHT,n),f=A._isKeyDownForAction(A.PAN_UP,n),g=A._isKeyDownForAction(A.PAN_DOWN,n),m=(n[o.KEY_ALT]?.3:1)*h*i.keyboardPanRate;(c||u||d||p||f||g)&&(!i.firstPerson&&i.followPointer&&t.pivotController.startPivot(),g?r.panDeltaY+=m:f&&(r.panDeltaY+=-m),p?r.panDeltaX+=-m:d&&(r.panDeltaX+=m),u?r.panDeltaZ+=m:c&&(r.panDeltaZ+=-m))}))}reset(){}destroy(){this._scene.off(this._onTick),this._scene.input.off(this._onSceneMouseMove),this._scene.input.off(this._onSceneKeyDown),this._scene.input.off(this._onSceneKeyUp)}}const Tc=c.vec3();class Rc{constructor(e,t,i,s,r){this._scene=e;const o=e.camera,n=t.pickController,a=t.pivotController,l=t.panController;let A=1,h=1,u=null;this._onTick=e.on("tick",(()=>{if(!i.active||!i.pointerEnabled)return;let t="default";if(Math.abs(r.dollyDelta)<.001&&(r.dollyDelta=0),Math.abs(r.rotateDeltaX)<.001&&(r.rotateDeltaX=0),Math.abs(r.rotateDeltaY)<.001&&(r.rotateDeltaY=0),0===r.rotateDeltaX&&0===r.rotateDeltaY||(r.dollyDelta=0),i.followPointer){if(--A<=0&&(A=1,0!==r.dollyDelta)){if(0===r.rotateDeltaY&&0===r.rotateDeltaX&&i.followPointer&&s.followPointerDirty&&(n.pickCursorPos=s.pointerCanvasPos,n.schedulePickSurface=!0,n.update(),n.pickResult&&n.pickResult.worldPos?u=n.pickResult.worldPos:(h=1,u=null),s.followPointerDirty=!1),u){const t=Math.abs(c.lenVec3(c.subVec3(u,e.camera.eye,Tc)));h=t/i.dollyProximityThreshold}h<i.dollyMinSpeed&&(h=i.dollyMinSpeed)}}else h=1,u=null;const d=r.dollyDelta*h;if(0===r.rotateDeltaY&&0===r.rotateDeltaX||(!i.firstPerson&&i.followPointer&&a.getPivoting()?(a.continuePivot(r.rotateDeltaY,r.rotateDeltaX),a.showPivot()):(0!==r.rotateDeltaX&&(i.firstPerson?o.pitch(-r.rotateDeltaX):o.orbitPitch(r.rotateDeltaX)),0!==r.rotateDeltaY&&(i.firstPerson?o.yaw(r.rotateDeltaY):o.orbitYaw(r.rotateDeltaY))),r.rotateDeltaX*=i.rotationInertia,r.rotateDeltaY*=i.rotationInertia,t="grabbing"),Math.abs(r.panDeltaX)<.001&&(r.panDeltaX=0),Math.abs(r.panDeltaY)<.001&&(r.panDeltaY=0),Math.abs(r.panDeltaZ)<.001&&(r.panDeltaZ=0),0!==r.panDeltaX||0!==r.panDeltaY||0!==r.panDeltaZ){const e=c.vec3();let s,n;if(e[0]=r.panDeltaX,e[1]=r.panDeltaY,e[2]=r.panDeltaZ,i.constrainVertical){o.xUp?(s=o.eye[0],n=o.look[0]):o.yUp?(s=o.eye[1],n=o.look[1]):o.zUp&&(s=o.eye[2],n=o.look[2]),o.pan(e);const t=o.eye,i=o.look;o.xUp?(t[0]=s,i[0]=n):o.yUp?(t[1]=s,i[1]=n):o.zUp&&(t[2]=s,i[2]=n),o.eye=t,o.look=i}else o.pan(e);t="grabbing"}if(r.panDeltaX*=i.panInertia,r.panDeltaY*=i.panInertia,r.panDeltaZ*=i.panInertia,0!==d){if(t=d<0?"zoom-in":"zoom-out",i.firstPerson){let e,t;if(i.constrainVertical&&(o.xUp?(e=o.eye[0],t=o.look[0]):o.yUp?(e=o.eye[1],t=o.look[1]):o.zUp&&(e=o.eye[2],t=o.look[2])),i.followPointer){l.dollyToCanvasPos(u,s.pointerCanvasPos,-d)&&(s.followPointerDirty=!0)}else o.pan([0,0,d]),o.ortho.scale=o.ortho.scale-d;if(i.constrainVertical){const i=o.eye,s=o.look;o.xUp?(i[0]=e,s[0]=t):o.yUp?(i[1]=e,s[1]=t):o.zUp&&(i[2]=e,s[2]=t),o.eye=i,o.look=s}}else if(i.planView)if(i.followPointer){l.dollyToCanvasPos(u,s.pointerCanvasPos,-d)&&(s.followPointerDirty=!0)}else o.ortho.scale=o.ortho.scale+d,o.zoom(d);else if(i.followPointer){l.dollyToCanvasPos(u,s.pointerCanvasPos,-d)&&(s.followPointerDirty=!0)}else o.ortho.scale=o.ortho.scale+d,o.zoom(d);r.dollyDelta*=i.dollyInertia}n.fireEvents(),document.body.style.cursor=t}))}destroy(){this._scene.off(this._onTick)}}class Lc{constructor(e,t,i,s,r){this._scene=e;const o=this._scene.canvas.canvas;o.addEventListener("mouseenter",this._mouseEnterHandler=()=>{s.mouseover=!0}),o.addEventListener("mouseleave",this._mouseLeaveHandler=()=>{s.mouseover=!1,o.style.cursor=null}),document.addEventListener("mousemove",this._mouseMoveHandler=e=>{Uc(e,o,s.pointerCanvasPos)}),o.addEventListener("mousedown",this._mouseDownHandler=e=>{i.active&&i.pointerEnabled&&(Uc(e,o,s.pointerCanvasPos),s.mouseover=!0)}),o.addEventListener("mouseup",this._mouseUpHandler=e=>{i.active&&i.pointerEnabled})}reset(){}destroy(){const e=this._scene.canvas.canvas;document.removeEventListener("mousemove",this._mouseMoveHandler),e.removeEventListener("mouseenter",this._mouseEnterHandler),e.removeEventListener("mouseleave",this._mouseLeaveHandler),e.removeEventListener("mousedown",this._mouseDownHandler),e.removeEventListener("mouseup",this._mouseUpHandler)}}function Uc(e,t,i){if(e){const{left:s,top:r}=t.getBoundingClientRect();i[0]=e.clientX-s,i[1]=e.clientY-r}else e=window.event,i[0]=e.x,i[1]=e.y;return i}const Oc=function(e,t){if(e){let i=e.target,s=0,r=0;for(;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t};class kc{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController,n=t.pivotController,a=c.vec2(),l=c.vec2(),A=c.vec2(),h=c.vec2(),u=[],d=this._scene.canvas.canvas;let p=0,f=!1;this._onTick=e.on("tick",(()=>{f=!1})),d.addEventListener("touchstart",this._canvasTouchStartHandler=t=>{if(!i.active||!i.pointerEnabled)return;t.preventDefault();const r=t.touches,l=t.changedTouches;for(s.touchStartTime=Date.now(),1===r.length&&1===l.length&&(Oc(r[0],a),i.followPointer&&(o.pickCursorPos=a,o.schedulePickSurface=!0,o.update(),i.planView||(o.picked&&o.pickedSurface&&o.pickResult&&o.pickResult.worldPos?(n.setPivotPos(o.pickResult.worldPos),!i.firstPerson&&n.startPivot()&&n.showPivot()):(i.smartPivot?n.setCanvasPivotPos(s.pointerCanvasPos):n.setPivotPos(e.camera.look),!i.firstPerson&&n.startPivot()&&n.showPivot()))));u.length<r.length;)u.push(c.vec2());for(let e=0,t=r.length;e<t;++e)Oc(r[e],u[e]);p=r.length}),d.addEventListener("touchend",this._canvasTouchEndHandler=()=>{n.getPivoting()&&n.endPivot()}),d.addEventListener("touchmove",this._canvasTouchMoveHandler=t=>{if(!i.active||!i.pointerEnabled)return;if(t.stopPropagation(),t.preventDefault(),f)return;f=!0;const n=e.canvas.boundary,a=n[2],d=n[3],g=t.touches;if(t.touches.length===p){if(1===p){Oc(g[0],l),c.subVec2(l,u[0],h);const t=h[0],o=h[1];if(null!==s.longTouchTimeout&&(Math.abs(t)>i.longTapRadius||Math.abs(o)>i.longTapRadius)&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null),i.planView){const s=e.camera;if("perspective"===s.projection){const n=Math.abs(e.camera.eyeLookDist)*Math.tan(s.perspective.fov/2*Math.PI/180);r.panDeltaX+=t*n/d*i.touchPanRate,r.panDeltaY+=o*n/d*i.touchPanRate}else r.panDeltaX+=.5*s.ortho.scale*(t/d)*i.touchPanRate,r.panDeltaY+=.5*s.ortho.scale*(o/d)*i.touchPanRate}else r.rotateDeltaY-=t/a*(1*i.dragRotationRate),r.rotateDeltaX+=o/d*(1.5*i.dragRotationRate)}else if(2===p){const t=g[0],n=g[1];Oc(t,l),Oc(n,A);const a=c.geometricMeanVec2(u[0],u[1]),h=c.geometricMeanVec2(l,A),p=c.vec2();c.subVec2(a,h,p);const f=p[0],m=p[1],_=e.camera,v=c.distVec2([t.pageX,t.pageY],[n.pageX,n.pageY]),b=(c.distVec2(u[0],u[1])-v)*i.touchDollyRate;if(r.dollyDelta=b,Math.abs(b)<1)if("perspective"===_.projection){const t=o.pickResult?o.pickResult.worldPos:e.center,s=Math.abs(c.lenVec3(c.subVec3(t,e.camera.eye,[])))*Math.tan(_.perspective.fov/2*Math.PI/180);r.panDeltaX-=f*s/d*i.touchPanRate,r.panDeltaY-=m*s/d*i.touchPanRate}else r.panDeltaX-=.5*_.ortho.scale*(f/d)*i.touchPanRate,r.panDeltaY-=.5*_.ortho.scale*(m/d)*i.touchPanRate;s.pointerCanvasPos=h}for(let e=0;e<p;++e)Oc(g[e],u[e])}})}reset(){}destroy(){const e=this._scene.canvas.canvas;e.removeEventListener("touchstart",this._canvasTouchStartHandler),e.removeEventListener("touchend",this._canvasTouchEndHandler),e.removeEventListener("touchmove",this._canvasTouchMoveHandler),this._scene.off(this._onTick)}}const Nc=function(e,t){if(e){let i=e.target,s=0,r=0;for(;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t};class Qc{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController,n=t.cameraControl;let a;const l=[],A=new Float32Array(2);let h=-1,u=-1;const d=this._scene.canvas.canvas,p=i=>{let s;i&&i.worldPos&&(s=i.worldPos);const r=i?i.entity.aabb:e.aabb;if(s){const i=e.camera;c.subVec3(i.eye,i.look,[]),t.cameraFlight.flyTo({aabb:r})}else t.cameraFlight.flyTo({aabb:r})};d.addEventListener("touchstart",this._canvasTouchStartHandler=e=>{if(!i.active||!i.pointerEnabled)return;null!==s.longTouchTimeout&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null);const r=e.touches,o=e.changedTouches;if(a=Date.now(),1===r.length&&1===o.length){h=a,Nc(r[0],A);const o=A[0],n=A[1],l=r[0].pageX,c=r[0].pageY;s.longTouchTimeout=setTimeout((()=>{t.cameraControl.fire("rightClick",{pagePos:[Math.round(l),Math.round(c)],canvasPos:[Math.round(o),Math.round(n)],event:e},!0),s.longTouchTimeout=null}),i.longTapTimeout)}else h=-1;for(;l.length<r.length;)l.push(new Float32Array(2));for(let e=0,t=r.length;e<t;++e)Nc(r[e],l[e]);l.length=r.length},{passive:!0}),d.addEventListener("touchend",this._canvasTouchEndHandler=e=>{if(!i.active||!i.pointerEnabled)return;const t=Date.now(),r=e.touches,a=e.changedTouches,d=n.hasSubs("pickedSurface");null!==s.longTouchTimeout&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null),0===r.length&&1===a.length&&h>-1&&t-h<150&&(u>-1&&h-u<325?(Nc(a[0],o.pickCursorPos),o.schedulePickEntity=!0,o.schedulePickSurface=d,o.update(),o.pickResult?(o.pickResult.touchInput=!0,n.fire("doublePicked",o.pickResult),o.pickedSurface&&n.fire("doublePickedSurface",o.pickResult),i.doublePickFlyTo&&p(o.pickResult)):(n.fire("doublePickedNothing"),i.doublePickFlyTo&&p()),u=-1):c.distVec2(l[0],A)<4&&(Nc(a[0],o.pickCursorPos),o.schedulePickEntity=!0,o.schedulePickSurface=d,o.update(),o.pickResult?(o.pickResult.touchInput=!0,n.fire("picked",o.pickResult),o.pickedSurface&&n.fire("pickedSurface",o.pickResult)):n.fire("pickedNothing"),u=t),h=-1),l.length=r.length;for(let e=0,t=r.length;e<t;++e)l[e][0]=r[e].pageX,l[e][1]=r[e].pageY},{passive:!0})}reset(){}destroy(){const e=this._scene.canvas.canvas;e.removeEventListener("touchstart",this._canvasTouchStartHandler),e.removeEventListener("touchend",this._canvasTouchEndHandler)}}class Vc extends D{constructor(e,t={}){super(e,t),this.PAN_LEFT=0,this.PAN_RIGHT=1,this.PAN_UP=2,this.PAN_DOWN=3,this.PAN_FORWARDS=4,this.PAN_BACKWARDS=5,this.ROTATE_X_POS=6,this.ROTATE_X_NEG=7,this.ROTATE_Y_POS=8,this.ROTATE_Y_NEG=9,this.DOLLY_FORWARDS=10,this.DOLLY_BACKWARDS=11,this.AXIS_VIEW_RIGHT=12,this.AXIS_VIEW_BACK=13,this.AXIS_VIEW_LEFT=14,this.AXIS_VIEW_FRONT=15,this.AXIS_VIEW_TOP=16,this.AXIS_VIEW_BOTTOM=17,this._keyMap={},this.scene.canvas.canvas.oncontextmenu=e=>{e.preventDefault()},this._configs={longTapTimeout:600,longTapRadius:5,active:!0,keyboardLayout:"qwerty",navMode:"orbit",planView:!1,firstPerson:!1,followPointer:!0,doublePickFlyTo:!0,panRightClick:!0,showPivot:!1,pointerEnabled:!0,constrainVertical:!1,smartPivot:!1,doubleClickTimeFrame:250,zoomOnMouseWheel:!0,snapToVertex:true,snapToEdge:true,snapRadius:30,keyboardEnabledOnlyIfMouseover:!0,dragRotationRate:360,keyboardRotationRate:90,rotationInertia:0,keyboardPanRate:1,touchPanRate:1,panInertia:.5,keyboardDollyRate:10,mouseWheelDollyRate:100,touchDollyRate:.2,dollyInertia:0,dollyProximityThreshold:30,dollyMinSpeed:.04},this._states={pointerCanvasPos:c.vec2(),mouseover:!1,followPointerDirty:!0,mouseDownClientX:0,mouseDownClientY:0,mouseDownCursorX:0,mouseDownCursorY:0,touchStartTime:null,activeTouches:[],tapStartPos:c.vec2(),tapStartTime:-1,lastTapTime:-1,longTouchTimeout:null},this._updates={rotateDeltaX:0,rotateDeltaY:0,panDeltaX:0,panDeltaY:0,panDeltaZ:0,dollyDelta:0};const i=this.scene;this._controllers={cameraControl:this,pickController:new yc(this,this._configs),pivotController:new bc(i,this._configs),panController:new dc(i),cameraFlight:new Gh(this,{duration:.5})},this._handlers=[new Lc(this.scene,this._controllers,this._configs,this._states,this._updates),new kc(this.scene,this._controllers,this._configs,this._states,this._updates),new Bc(this.scene,this._controllers,this._configs,this._states,this._updates),new Ic(this.scene,this._controllers,this._configs,this._states,this._updates),new Dc(this.scene,this._controllers,this._configs,this._states,this._updates),new Qc(this.scene,this._controllers,this._configs,this._states,this._updates),new Sc(this.scene,this._controllers,this._configs,this._states,this._updates)],this._cameraUpdater=new Rc(this.scene,this._controllers,this._configs,this._states,this._updates),this.navMode=t.navMode,t.planView&&(this.planView=t.planView),this.constrainVertical=t.constrainVertical,t.keyboardLayout?this.keyboardLayout=t.keyboardLayout:this.keyMap=t.keyMap,this.doublePickFlyTo=t.doublePickFlyTo,this.panRightClick=t.panRightClick,this.active=t.active,this.followPointer=t.followPointer,this.rotationInertia=t.rotationInertia,this.keyboardPanRate=t.keyboardPanRate,this.touchPanRate=t.touchPanRate,this.keyboardRotationRate=t.keyboardRotationRate,this.dragRotationRate=t.dragRotationRate,this.touchDollyRate=t.touchDollyRate,this.dollyInertia=t.dollyInertia,this.dollyProximityThreshold=t.dollyProximityThreshold,this.dollyMinSpeed=t.dollyMinSpeed,this.panInertia=t.panInertia,this.pointerEnabled=!0,this.keyboardDollyRate=t.keyboardDollyRate,this.mouseWheelDollyRate=t.mouseWheelDollyRate}set keyMap(e){if(e=e||"qwerty",_.isString(e)){const t=this.scene.input,i={};switch(e){default:this.error("Unsupported value for 'keyMap': "+e+" defaulting to 'qwerty'");case"qwerty":i[this.PAN_LEFT]=[t.KEY_A],i[this.PAN_RIGHT]=[t.KEY_D],i[this.PAN_UP]=[t.KEY_Z],i[this.PAN_DOWN]=[t.KEY_X],i[this.PAN_BACKWARDS]=[],i[this.PAN_FORWARDS]=[],i[this.DOLLY_FORWARDS]=[t.KEY_W,t.KEY_ADD],i[this.DOLLY_BACKWARDS]=[t.KEY_S,t.KEY_SUBTRACT],i[this.ROTATE_X_POS]=[t.KEY_DOWN_ARROW],i[this.ROTATE_X_NEG]=[t.KEY_UP_ARROW],i[this.ROTATE_Y_POS]=[t.KEY_Q,t.KEY_LEFT_ARROW],i[this.ROTATE_Y_NEG]=[t.KEY_E,t.KEY_RIGHT_ARROW],i[this.AXIS_VIEW_RIGHT]=[t.KEY_NUM_1],i[this.AXIS_VIEW_BACK]=[t.KEY_NUM_2],i[this.AXIS_VIEW_LEFT]=[t.KEY_NUM_3],i[this.AXIS_VIEW_FRONT]=[t.KEY_NUM_4],i[this.AXIS_VIEW_TOP]=[t.KEY_NUM_5],i[this.AXIS_VIEW_BOTTOM]=[t.KEY_NUM_6];break;case"azerty":i[this.PAN_LEFT]=[t.KEY_Q],i[this.PAN_RIGHT]=[t.KEY_D],i[this.PAN_UP]=[t.KEY_W],i[this.PAN_DOWN]=[t.KEY_X],i[this.PAN_BACKWARDS]=[],i[this.PAN_FORWARDS]=[],i[this.DOLLY_FORWARDS]=[t.KEY_Z,t.KEY_ADD],i[this.DOLLY_BACKWARDS]=[t.KEY_S,t.KEY_SUBTRACT],i[this.ROTATE_X_POS]=[t.KEY_DOWN_ARROW],i[this.ROTATE_X_NEG]=[t.KEY_UP_ARROW],i[this.ROTATE_Y_POS]=[t.KEY_A,t.KEY_LEFT_ARROW],i[this.ROTATE_Y_NEG]=[t.KEY_E,t.KEY_RIGHT_ARROW],i[this.AXIS_VIEW_RIGHT]=[t.KEY_NUM_1],i[this.AXIS_VIEW_BACK]=[t.KEY_NUM_2],i[this.AXIS_VIEW_LEFT]=[t.KEY_NUM_3],i[this.AXIS_VIEW_FRONT]=[t.KEY_NUM_4],i[this.AXIS_VIEW_TOP]=[t.KEY_NUM_5],i[this.AXIS_VIEW_BOTTOM]=[t.KEY_NUM_6]}this._keyMap=i}else{const t=e;this._keyMap=t}}get keyMap(){return this._keyMap}_isKeyDownForAction(e,t){const i=this._keyMap[e];if(!i)return!1;t||(t=this.scene.input.keyDown);for(let e=0,s=i.length;e<s;e++){if(t[i[e]])return!0}return!1}set pivotElement(e){this._controllers.pivotController.setPivotElement(e)}set active(e){e=!1!==e,this._configs.active=e,this._handlers[1]._active=e,this._handlers[5]._active=e}get active(){return this._configs.active}set snapToVertex(e){this._configs.snapToVertex=!!e}get snapToVertex(){return this._configs.snapToVertex}set snapToEdge(e){this._configs.snapToEdge=!!e}get snapToEdge(){return this._configs.snapToEdge}set snapRadius(e){e=e||30,this._configs.snapRadius=e}get snapRadius(){return this._configs.snapRadius}set keyboardEnabledOnlyIfMouseover(e){this._configs.keyboardEnabledOnlyIfMouseover=!!e}get keyboardEnabledOnlyIfMouseover(){return this._configs.keyboardEnabledOnlyIfMouseover}set navMode(e){"firstPerson"!==(e=e||"orbit")&&"orbit"!==e&&"planView"!==e&&(this.error("Unsupported value for navMode: "+e+" - supported values are 'orbit', 'firstPerson' and 'planView' - defaulting to 'orbit'"),e="orbit"),this._configs.firstPerson="firstPerson"===e,this._configs.planView="planView"===e,(this._configs.firstPerson||this._configs.planView)&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot()),this._configs.navMode=e}get navMode(){return this._configs.navMode}set pointerEnabled(e){this._reset(),this._configs.pointerEnabled=!!e}_reset(){for(let e=0,t=this._handlers.length;e<t;e++){const t=this._handlers[e];t.reset&&t.reset()}this._updates.panDeltaX=0,this._updates.panDeltaY=0,this._updates.rotateDeltaX=0,this._updates.rotateDeltaY=0,this._updates.dolyDelta=0}get pointerEnabled(){return this._configs.pointerEnabled}set followPointer(e){this._configs.followPointer=!1!==e}get followPointer(){return this._configs.followPointer}set pivotPos(e){this._controllers.pivotController.setPivotPos(e)}get pivotPos(){return this._controllers.pivotController.getPivotPos()}set dollyToPointer(e){this.warn("dollyToPointer property is deprecated - replaced with followPointer"),this.followPointer=e}get dollyToPointer(){return this.warn("dollyToPointer property is deprecated - replaced with followPointer"),this.followPointer}set panToPointer(e){this.warn("panToPointer property is deprecated - replaced with followPointer")}get panToPointer(){return this.warn("panToPointer property is deprecated - replaced with followPointer"),!1}set planView(e){this._configs.planView=!!e,this._configs.firstPerson=!1,this._configs.planView&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot()),this.warn("planView property is deprecated - replaced with navMode")}get planView(){return this.warn("planView property is deprecated - replaced with navMode"),this._configs.planView}set firstPerson(e){this.warn("firstPerson property is deprecated - replaced with navMode"),this._configs.firstPerson=!!e,this._configs.planView=!1,this._configs.firstPerson&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot())}get firstPerson(){return this.warn("firstPerson property is deprecated - replaced with navMode"),this._configs.firstPerson}set constrainVertical(e){this._configs.constrainVertical=!!e}get constrainVertical(){return this._configs.constrainVertical}set doublePickFlyTo(e){this._configs.doublePickFlyTo=!1!==e}get doublePickFlyTo(){return this._configs.doublePickFlyTo}set panRightClick(e){this._configs.panRightClick=!1!==e}get panRightClick(){return this._configs.panRightClick}set rotationInertia(e){this._configs.rotationInertia=null!=e?e:0}get rotationInertia(){return this._configs.rotationInertia}set keyboardPanRate(e){this._configs.keyboardPanRate=null!=e?e:5}set touchPanRate(e){this._configs.touchPanRate=null!=e?e:1}get touchPanRate(){return this._configs.touchPanRate}get keyboardPanRate(){return this._configs.keyboardPanRate}set keyboardRotationRate(e){this._configs.keyboardRotationRate=null!=e?e:90}get keyboardRotationRate(){return this._configs.keyboardRotationRate}set dragRotationRate(e){this._configs.dragRotationRate=null!=e?e:360}get dragRotationRate(){return this._configs.dragRotationRate}set keyboardDollyRate(e){this._configs.keyboardDollyRate=null!=e?e:15}get keyboardDollyRate(){return this._configs.keyboardDollyRate}set touchDollyRate(e){this._configs.touchDollyRate=null!=e?e:.2}get touchDollyRate(){return this._configs.touchDollyRate}set mouseWheelDollyRate(e){this._configs.mouseWheelDollyRate=null!=e?e:100}get mouseWheelDollyRate(){return this._configs.mouseWheelDollyRate}set dollyInertia(e){this._configs.dollyInertia=null!=e?e:0}get dollyInertia(){return this._configs.dollyInertia}set dollyProximityThreshold(e){this._configs.dollyProximityThreshold=null!=e?e:35}get dollyProximityThreshold(){return this._configs.dollyProximityThreshold}set dollyMinSpeed(e){this._configs.dollyMinSpeed=null!=e?e:.04}get dollyMinSpeed(){return this._configs.dollyMinSpeed}set panInertia(e){this._configs.panInertia=null!=e?e:.5}get panInertia(){return this._configs.panInertia}set keyboardLayout(e){"qwerty"!==(e=e||"qwerty")&&"azerty"!==e&&(this.error("Unsupported value for keyboardLayout - defaulting to 'qwerty'"),e="qwerty"),this._configs.keyboardLayout=e,this.keyMap=this._configs.keyboardLayout}get keyboardLayout(){return this._configs.keyboardLayout}enablePivotSphere(e={}){this._controllers.pivotController.enablePivotSphere(e)}disablePivotSphere(){this._controllers.pivotController.disablePivotSphere()}set smartPivot(e){this._configs.smartPivot=!1!==e}get smartPivot(){return this._configs.smartPivot}set doubleClickTimeFrame(e){this._configs.doubleClickTimeFrame=null!=e?e:250}get doubleClickTimeFrame(){return this._configs.doubleClickTimeFrame}set zoomOnMouseWheel(e){this._configs.zoomOnMouseWheel=!!e}get zoomOnMouseWheel(){return this._configs.zoomOnMouseWheel}destroy(){this._destroyHandlers(),this._destroyControllers(),this._cameraUpdater.destroy(),super.destroy()}_destroyHandlers(){for(let e=0,t=this._handlers.length;e<t;e++){const t=this._handlers[e];t.destroy&&t.destroy()}}_destroyControllers(){for(let e=0,t=this._controllers.length;e<t;e++){const t=this._controllers[e];t.destroy&&t.destroy()}}}class Hc{constructor(e,t,i,s,r){this.name=e,this.type=i,this.value=t,this.valueType=s,this.description=r}}class jc{constructor(e){if(this.id=e.id,this.originalSystemId=e.originalSystemId,this.metaModels=[],this.name=e.name,this.type=e.type,this.properties=[],e.properties){const t=e.properties;for(let e=0,i=t.length;e<i;e++){const i=t[e];Number.isInteger(i)?this.properties.push(i):this.properties.push(new Hc(i.name,i.value,i.type,i.valueType,i.description))}}}}class Gc{constructor(e){this.metaModels=[],this.id=e.id,this.parentId=e.parentId,this.parent=null,this.originalSystemId=e.originalSystemId,this.name=e.name,this.type=e.type,this.propertySetIds=e.propertySetIds,this.propertySets=[],this.attributes=e.attributes||{},void 0!==e.external&&null!==e.external&&(this.external=e.external)}get metaModel(){return 1==this.metaModels.length?this.metaModels[0]:null}getObjectIDsInSubtree(){const e=[];return function t(i){if(!i)return;e.push(i.id);const s=i.children;if(s)for(var r=0,o=s.length;r<o;r++)t(s[r])}(this),e}withMetaObjectsInSubtree(e){!function t(i){if(!i)return;e(i);const s=i.children;if(s)for(var r=0,o=s.length;r<o;r++)t(s[r])}(this)}getObjectIDsInSubtreeByType(e){const t={};for(var i=0,s=e.length;i<s;i++)t[e[i]]=e[i];const r=[];return function e(i){if(!i)return;t[i.type]&&r.push(i.id);const s=i.children;if(s)for(var o=0,n=s.length;o<n;o++)e(s[o])}(this),r}getJSON(){var e={id:this.id,type:this.type,name:this.name};return this.parent&&(e.parent=this.parent.id),e}}class zc{constructor(e){this.id=e.id,this.projectId=e.projectId,this.revisionId=e.revisionId,this.author=e.author,this.createdAt=e.createdAt,this.creatingApplication=e.creatingApplication,this.schema=e.schema,this.metaScene=e.metaScene,this.propertySets=[],this.rootMetaObjects=[],this.metaObjects={},this.graph=e.graph||{},this.metaScene.metaModels[this.id]=this,this._propertyLookup=[],this.finalized=!1}get rootMetaObject(){return 1===this.rootMetaObjects.length?this.rootMetaObjects[0]:null}loadData(e,t={}){if(this.finalized)throw"MetaScene already finalized - can't add more data";this._globalizeIDs(e,t);const i=this.metaScene,s=e.properties;if(s)for(let e=0,t=s.length;e<t;e++)this._propertyLookup.push(s[e]);if(e.propertySets)for(let t=0,s=e.propertySets.length;t<s;t++){const s=e.propertySets[t];s.properties||(s.properties=[]);let r=i.propertySets[s.id];r||(r=new jc({id:s.id,originalSystemId:s.originalSystemId||s.id,type:s.type,name:s.name,properties:s.properties}),i.propertySets[r.id]=r),r.metaModels.push(this),this.propertySets.push(r)}if(e.metaObjects)for(let t=0,s=e.metaObjects.length;t<s;t++){const s=e.metaObjects[t],r=s.id;let o=i.metaObjects[r];if(!o){const e=s.type,t=s.originalSystemId,i=s.propertySets||s.propertySetIds;o=new Gc({id:r,originalSystemId:t,parentId:s.parent,type:e,name:s.name,attributes:s.attributes,propertySetIds:i,external:s.external}),this.metaScene.metaObjects[r]=o,o.metaModels=[]}this.metaObjects[r]=o,s.parent||(this.rootMetaObjects.push(o),i.rootMetaObjects[r]=o)}}_decompressProperties(e,t){const i=[];for(let s=0,r=t.length;s<r;s++){const r=t[s];if(Number.isInteger(r)){const o=e[r];o?t[s]=o:i.push(r)}}i.length>0&&console.error(`[MetaModel._decompressProperties] Properties not found: ${i}`)}finalize(){if(this.finalized)throw"MetaScene already finalized - can't re-finalize";const e=this.metaScene;for(let t in e.metaObjects){const i=e.metaObjects[t];if(i.children&&(i.children=[]),i.propertySets&&(i.propertySets=[]),i.propertySetIds)for(let t=0,s=i.propertySetIds.length;t<s;t++){const s=i.propertySetIds[t],r=e.propertySets[s];i.propertySets.push(r)}}for(let t in e.metaObjects){const i=e.metaObjects[t];if(i.parentId){const t=e.metaObjects[i.parentId];t&&(i.parent=t,(t.children||(t.children=[])).push(i))}}for(let t in e.metaObjects){e.metaObjects[t].metaModels=[]}for(let t in e.metaModels){const i=e.metaModels[t];for(let e in i.metaObjects){i.metaObjects[e].metaModels.push(i)}}e.metaObjectsByType={};for(let t in e.metaObjects){const i=e.metaObjects[t],s=i.type;(e.metaObjectsByType[s]||(e.metaObjectsByType[s]={}))[t]=i}if(this.propertySets)for(let e=0,t=this.propertySets.length;e<t;e++){const t=this.propertySets[e];this._decompressProperties(this._propertyLookup,t.properties)}this._propertyLookup=[],this.finalized=!0,this.metaScene.fire("metaModelCreated",this.id)}getJSON(){const e={id:this.id,projectId:this.projectId,author:this.author,createdAt:this.createdAt,schema:this.schema,creatingApplication:this.creatingApplication,metaObjects:[],propertySets:[]},t=Object.values(this.metaObjects);for(let i=0,s=t.length;i<s;i++){const s=t[i],r={id:s.id,originalSystemId:s.originalSystemId,extId:s.extId,type:s.type,name:s.name};s.parent&&(r.parent=s.parent.id),s.attributes&&(r.attributes=s.attributes),s.propertySetIds&&(r.propertySetIds=s.propertySetIds),e.metaObjects.push(r)}for(let t=0,i=this.propertySets.length;t<i;t++){const i=this.propertySets[t],s={id:i.id,originalSystemId:i.originalSystemId,extId:i.extId,type:i.type,name:i.name,propertyies:[]};for(let e=0,t=i.properties.length;e<t;e++){const t=i.properties[e],r={id:t.id,description:t.description,type:t.type,name:t.name,value:t.value,valueType:t.valueType};s.properties.push(r)}e.propertySets.push(s)}return e}_globalizeIDs(e,t){const i=!!t.globalizeObjectIds;if(e.metaObjects)for(let t=0,s=e.metaObjects.length;t<s;t++){const s=e.metaObjects[t];if(s.originalSystemId=s.id,s.parent&&(s.originalParentSystemId=s.parent),i&&(s.id=c.globalizeObjectId(this.id,s.id),s.parent&&(s.parent=c.globalizeObjectId(this.id,s.parent))),i){const e=s.propertySetIds;if(e){const t=[];for(let i=0,s=e.length;i<s;i++)t.push(c.globalizeObjectId(this.id,e[i]));s.propertySetIds=t,s.originalSystemPropertySetIds=e}}else s.originalSystemPropertySetIds=s.propertySetIds}if(e.propertySets)for(let t=0,s=e.propertySets.length;t<s;t++){const s=e.propertySets[t];s.originalSystemId=s.id,i&&(s.id=c.globalizeObjectId(this.id,s.id))}}}class Wc{constructor(e,t){this.viewer=e,this.scene=t,this.metaModels={},this.propertySets={},this.metaObjects={},this.metaObjectsByType={},this.rootMetaObjects={},this._eventSubs={}}on(e,t){let i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}fire(e,t){const i=this._eventSubs[e];if(i)for(let e=0,s=i.length;e<s;e++)i[e](t)}off(e){}createMetaModel(e,t,i={}){const s=new zc({metaScene:this,id:e,projectId:t.projectId||"none",revisionId:t.revisionId||"none",author:t.author||"none",createdAt:t.createdAt||"none",creatingApplication:t.creatingApplication||"none",schema:t.schema||"none",propertySets:[]});return s.loadData(t),s.finalize(),s}destroyMetaModel(e){const t=this.metaModels[e];if(t){if(t.propertySets)for(let i=0,s=t.propertySets.length;i<s;i++){const s=t.propertySets[i];if(1===s.metaModels.length&&s.metaModels[0].id===e)delete this.propertySets[s.id];else{const t=[];for(let i=0,r=s.metaModels.length;i<r;i++)s.metaModels[i].id!==e&&t.push(s.metaModels[i]);s.metaModels=t}}if(t.metaObjects)for(let i=0,s=t.metaObjects.length;i<s;i++){const s=t.metaObjects[i];s.type;const r=s.id;1===s.metaModels.length&&s.metaModels[0].id===e&&(delete this.metaObjects[r],s.parent||delete this.rootMetaObjects[r])}for(let e in this.metaObjects){const t=this.metaObjects[e];if(t.children&&(t.children=[]),t.propertySets&&(t.propertySets=[]),t.propertySetIds)for(let e=0,i=t.propertySetIds.length;e<i;e++){const i=t.propertySetIds[e],s=this.propertySets[i];t.propertySets.push(s)}}this.metaObjectsByType={};for(let e in this.metaObjects){const t=this.metaObjects[e],i=t.type;t.children&&(t.children=null),(this.metaObjectsByType[i]||(this.metaObjectsByType[i]={}))[e]=t}for(let e in this.metaObjects){const t=this.metaObjects[e];if(t.parentId){const e=this.metaObjects[t.parentId];e&&(t.parent=e,(e.children||(e.children=[])).push(t))}}delete this.metaModels[e];for(let e in this.metaObjects){this.metaObjects[e].metaModels=[]}for(let e in this.metaModels){const t=this.metaModels[e];for(let e=0,i=t.metaObjects.length;e<i;e++){t.metaObjects[e].metaModels.push(t)}}this.fire("metaModelDestroyed",e)}}getObjectIDsByType(e){const t=this.metaObjectsByType[e];return t?Object.keys(t):[]}getObjectIDsInSubtree(e,t,i){const s=[],r=this.metaObjects[e],o=t&&t.length>0?Kc(t):null,n=i&&i.length>0?Kc(i):null,a=e=>{if(!e)return;var 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h=A.length?parseInt(su.apply(void 0,A),10):0;return i*(r+a*Math.pow(10,-n))*Math.pow(10,l*h)},Ad={type:2},hd={type:3},cd={type:4},ud={type:13},dd={type:8},pd={type:21},fd={type:9},gd={type:10},md={type:11},_d={type:12},vd={type:14},bd={type:23},yd={type:1},xd={type:25},Bd={type:24},wd={type:26},Pd={type:27},Cd={type:28},Md={type:29},Ed={type:31},Fd={type:32},Id=function(){function e(){this._value=[]}return e.prototype.write=function(e){this._value=this._value.concat(iu(e))},e.prototype.read=function(){for(var e=[],t=this.consumeToken();t!==Fd;)e.push(t),t=this.consumeToken();return e},e.prototype.consumeToken=function(){var e=this.consumeCodePoint();switch(e){case 34:return this.consumeStringToken(34);case 35:var t=this.peekCodePoint(0),i=this.peekCodePoint(1),s=this.peekCodePoint(2);if(sd(t)||od(i,s)){var r=nd(t,i,s)?2:1;return{type:5,value:this.consumeName(),flags:r}}break;case 36:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),ud;break;case 39:return this.consumeStringToken(39);case 40:return Ad;case 41:return hd;case 42:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),vd;break;case 43:if(ad(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 44:return cd;case 45:var o=e,n=this.peekCodePoint(0),a=this.peekCodePoint(1);if(ad(o,n,a))return this.reconsumeCodePoint(e),this.consumeNumericToken();if(nd(o,n,a))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();if(45===n&&62===a)return this.consumeCodePoint(),this.consumeCodePoint(),Bd;break;case 46:if(ad(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 47:if(42===this.peekCodePoint(0))for(this.consumeCodePoint();;){var l=this.consumeCodePoint();if(42===l&&47===(l=this.consumeCodePoint()))return this.consumeToken();if(-1===l)return this.consumeToken()}break;case 58:return wd;case 59:return Pd;case 60:if(33===this.peekCodePoint(0)&&45===this.peekCodePoint(1)&&45===this.peekCodePoint(2))return this.consumeCodePoint(),this.consumeCodePoint(),xd;break;case 64:var A=this.peekCodePoint(0),h=this.peekCodePoint(1),c=this.peekCodePoint(2);if(nd(A,h,c))return{type:7,value:this.consumeName()};break;case 91:return Cd;case 92:if(od(e,this.peekCodePoint(0)))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();break;case 93:return Md;case 61:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),dd;break;case 123:return md;case 125:return _d;case 117:case 85:var u=this.peekCodePoint(0),d=this.peekCodePoint(1);return 43!==u||!ed(d)&&63!==d||(this.consumeCodePoint(),this.consumeUnicodeRangeToken()),this.reconsumeCodePoint(e),this.consumeIdentLikeToken();case 124:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),fd;if(124===this.peekCodePoint(0))return this.consumeCodePoint(),pd;break;case 126:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),gd;break;case-1:return Fd}return td(e)?(this.consumeWhiteSpace(),Ed):$u(e)?(this.reconsumeCodePoint(e),this.consumeNumericToken()):id(e)?(this.reconsumeCodePoint(e),this.consumeIdentLikeToken()):{type:6,value:su(e)}},e.prototype.consumeCodePoint=function(){var e=this._value.shift();return void 0===e?-1:e},e.prototype.reconsumeCodePoint=function(e){this._value.unshift(e)},e.prototype.peekCodePoint=function(e){return e>=this._value.length?-1:this._value[e]},e.prototype.consumeUnicodeRangeToken=function(){for(var e=[],t=this.consumeCodePoint();ed(t)&&e.length<6;)e.push(t),t=this.consumeCodePoint();for(var i=!1;63===t&&e.length<6;)e.push(t),t=this.consumeCodePoint(),i=!0;if(i)return{type:30,start:parseInt(su.apply(void 0,e.map((function(e){return 63===e?48:e}))),16),end:parseInt(su.apply(void 0,e.map((function(e){return 63===e?70:e}))),16)};var s=parseInt(su.apply(void 0,e),16);if(45===this.peekCodePoint(0)&&ed(this.peekCodePoint(1))){this.consumeCodePoint(),t=this.consumeCodePoint();for(var r=[];ed(t)&&r.length<6;)r.push(t),t=this.consumeCodePoint();return{type:30,start:s,end:parseInt(su.apply(void 0,r),16)}}return{type:30,start:s,end:s}},e.prototype.consumeIdentLikeToken=function(){var e=this.consumeName();return"url"===e.toLowerCase()&&40===this.peekCodePoint(0)?(this.consumeCodePoint(),this.consumeUrlToken()):40===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:19,value:e}):{type:20,value:e}},e.prototype.consumeUrlToken=function(){var e=[];if(this.consumeWhiteSpace(),-1===this.peekCodePoint(0))return{type:22,value:""};var t=this.peekCodePoint(0);if(39===t||34===t){var i=this.consumeStringToken(this.consumeCodePoint());return 0===i.type&&(this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0))?(this.consumeCodePoint(),{type:22,value:i.value}):(this.consumeBadUrlRemnants(),bd)}for(;;){var s=this.consumeCodePoint();if(-1===s||41===s)return{type:22,value:su.apply(void 0,e)};if(td(s))return this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:22,value:su.apply(void 0,e)}):(this.consumeBadUrlRemnants(),bd);if(34===s||39===s||40===s||rd(s))return this.consumeBadUrlRemnants(),bd;if(92===s){if(!od(s,this.peekCodePoint(0)))return this.consumeBadUrlRemnants(),bd;e.push(this.consumeEscapedCodePoint())}else e.push(s)}},e.prototype.consumeWhiteSpace=function(){for(;td(this.peekCodePoint(0));)this.consumeCodePoint()},e.prototype.consumeBadUrlRemnants=function(){for(;;){var e=this.consumeCodePoint();if(41===e||-1===e)return;od(e,this.peekCodePoint(0))&&this.consumeEscapedCodePoint()}},e.prototype.consumeStringSlice=function(e){for(var t="";e>0;){var i=Math.min(5e4,e);t+=su.apply(void 0,this._value.splice(0,i)),e-=i}return this._value.shift(),t},e.prototype.consumeStringToken=function(e){for(var t="",i=0;;){var s=this._value[i];if(-1===s||void 0===s||s===e)return{type:0,value:t+=this.consumeStringSlice(i)};if(10===s)return this._value.splice(0,i),yd;if(92===s){var r=this._value[i+1];-1!==r&&void 0!==r&&(10===r?(t+=this.consumeStringSlice(i),i=-1,this._value.shift()):od(s,r)&&(t+=this.consumeStringSlice(i),t+=su(this.consumeEscapedCodePoint()),i=-1))}i++}},e.prototype.consumeNumber=function(){var e=[],t=4,i=this.peekCodePoint(0);for(43!==i&&45!==i||e.push(this.consumeCodePoint());$u(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0);var s=this.peekCodePoint(1);if(46===i&&$u(s))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;$u(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0),s=this.peekCodePoint(1);var r=this.peekCodePoint(2);if((69===i||101===i)&&((43===s||45===s)&&$u(r)||$u(s)))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;$u(this.peekCodePoint(0));)e.push(this.consumeCodePoint());return[ld(e),t]},e.prototype.consumeNumericToken=function(){var e=this.consumeNumber(),t=e[0],i=e[1],s=this.peekCodePoint(0),r=this.peekCodePoint(1),o=this.peekCodePoint(2);return nd(s,r,o)?{type:15,number:t,flags:i,unit:this.consumeName()}:37===s?(this.consumeCodePoint(),{type:16,number:t,flags:i}):{type:17,number:t,flags:i}},e.prototype.consumeEscapedCodePoint=function(){var e=this.consumeCodePoint();if(ed(e)){for(var t=su(e);ed(this.peekCodePoint(0))&&t.length<6;)t+=su(this.consumeCodePoint());td(this.peekCodePoint(0))&&this.consumeCodePoint();var i=parseInt(t,16);return 0===i||function(e){return e>=55296&&e<=57343}(i)||i>1114111?65533:i}return-1===e?65533:e},e.prototype.consumeName=function(){for(var e="";;){var t=this.consumeCodePoint();if(sd(t))e+=su(t);else{if(!od(t,this.peekCodePoint(0)))return this.reconsumeCodePoint(t),e;e+=su(this.consumeEscapedCodePoint())}}},e}(),Dd=function(){function e(e){this._tokens=e}return e.create=function(t){var i=new Id;return i.write(t),new e(i.read())},e.parseValue=function(t){return e.create(t).parseComponentValue()},e.parseValues=function(t){return e.create(t).parseComponentValues()},e.prototype.parseComponentValue=function(){for(var e=this.consumeToken();31===e.type;)e=this.consumeToken();if(32===e.type)throw new SyntaxError("Error parsing CSS component value, unexpected EOF");this.reconsumeToken(e);var t=this.consumeComponentValue();do{e=this.consumeToken()}while(31===e.type);if(32===e.type)return t;throw new SyntaxError("Error parsing CSS component value, multiple values found when expecting only one")},e.prototype.parseComponentValues=function(){for(var e=[];;){var t=this.consumeComponentValue();if(32===t.type)return e;e.push(t),e.push()}},e.prototype.consumeComponentValue=function(){var e=this.consumeToken();switch(e.type){case 11:case 28:case 2:return this.consumeSimpleBlock(e.type);case 19:return this.consumeFunction(e)}return e},e.prototype.consumeSimpleBlock=function(e){for(var t={type:e,values:[]},i=this.consumeToken();;){if(32===i.type||Qd(i,e))return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue()),i=this.consumeToken()}},e.prototype.consumeFunction=function(e){for(var t={name:e.value,values:[],type:18};;){var i=this.consumeToken();if(32===i.type||3===i.type)return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue())}},e.prototype.consumeToken=function(){var e=this._tokens.shift();return void 0===e?Fd:e},e.prototype.reconsumeToken=function(e){this._tokens.unshift(e)},e}(),Sd=function(e){return 15===e.type},Td=function(e){return 17===e.type},Rd=function(e){return 20===e.type},Ld=function(e){return 0===e.type},Ud=function(e,t){return Rd(e)&&e.value===t},Od=function(e){return 31!==e.type},kd=function(e){return 31!==e.type&&4!==e.type},Nd=function(e){var t=[],i=[];return e.forEach((function(e){if(4===e.type){if(0===i.length)throw new Error("Error parsing function args, zero tokens for arg");return t.push(i),void(i=[])}31!==e.type&&i.push(e)})),i.length&&t.push(i),t},Qd=function(e,t){return 11===t&&12===e.type||(28===t&&29===e.type||2===t&&3===e.type)},Vd=function(e){return 17===e.type||15===e.type},Hd=function(e){return 16===e.type||Vd(e)},jd=function(e){return e.length>1?[e[0],e[1]]:[e[0]]},Gd={type:17,number:0,flags:4},zd={type:16,number:50,flags:4},Wd={type:16,number:100,flags:4},Kd=function(e,t,i){var s=e[0],r=e[1];return[Xd(s,t),Xd(void 0!==r?r:s,i)]},Xd=function(e,t){if(16===e.type)return e.number/100*t;if(Sd(e))switch(e.unit){case"rem":case"em":return 16*e.number;default:return e.number}return e.number},Jd=function(e,t){if(15===t.type)switch(t.unit){case"deg":return Math.PI*t.number/180;case"grad":return Math.PI/200*t.number;case"rad":return t.number;case"turn":return 2*Math.PI*t.number}throw new Error("Unsupported angle type")},Yd=function(e){return 15===e.type&&("deg"===e.unit||"grad"===e.unit||"rad"===e.unit||"turn"===e.unit)},Zd=function(e){switch(e.filter(Rd).map((function(e){return e.value})).join(" ")){case"to bottom right":case"to right bottom":case"left top":case"top left":return[Gd,Gd];case"to top":case"bottom":return qd(0);case"to bottom left":case"to left bottom":case"right top":case"top right":return[Gd,Wd];case"to right":case"left":return qd(90);case"to top left":case"to left top":case"right bottom":case"bottom right":return[Wd,Wd];case"to bottom":case"top":return qd(180);case"to top right":case"to right top":case"left bottom":case"bottom left":return[Wd,Gd];case"to left":case"right":return qd(270)}return 0},qd=function(e){return Math.PI*e/180},$d=function(e,t){if(18===t.type){var i=ap[t.name];if(void 0===i)throw new Error('Attempting to parse an unsupported color 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t<255?"rgba("+r+","+s+","+i+","+t/255+")":"rgb("+r+","+s+","+i+")"},ip=function(e,t,i,s){return(e<<24|t<<16|i<<8|Math.round(255*s)<<0)>>>0},sp=function(e,t){if(17===e.type)return e.number;if(16===e.type){var i=3===t?1:255;return 3===t?e.number/100*i:Math.round(e.number/100*i)}return 0},rp=function(e,t){var i=t.filter(kd);if(3===i.length){var s=i.map(sp),r=s[0],o=s[1],n=s[2];return ip(r,o,n,1)}if(4===i.length){var a=i.map(sp),l=(r=a[0],o=a[1],n=a[2],a[3]);return ip(r,o,n,l)}return 0};function op(e,t,i){return i<0&&(i+=1),i>=1&&(i-=1),i<1/6?(t-e)*i*6+e:i<.5?t:i<2/3?6*(t-e)*(2/3-i)+e:e}var np=function(e,t){var i=t.filter(kd),s=i[0],r=i[1],o=i[2],n=i[3],a=(17===s.type?qd(s.number):Jd(e,s))/(2*Math.PI),l=Hd(r)?r.number/100:0,A=Hd(o)?o.number/100:0,h=void 0!==n&&Hd(n)?Xd(n,1):1;if(0===l)return ip(255*A,255*A,255*A,1);var c=A<=.5?A*(l+1):A+l-A*l,u=2*A-c,d=op(u,c,a+1/3),p=op(u,c,a),f=op(u,c,a-1/3);return ip(255*d,255*p,255*f,h)},ap={hsl:np,hsla:np,rgb:rp,rgba:rp},lp=function(e,t){return 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s_(i.left+w/2,i.top+y/2),this.topRightBorderStroke=r>0||o>0?l_(i.left+m,i.top+y/2,a-x/2,l-y/2,Tm.TOP_RIGHT):new s_(i.left+i.width-x/2,i.top+y/2),this.bottomRightBorderStroke=h>0||c>0?l_(i.left+v,i.top+_,h-x/2,c-B/2,Tm.BOTTOM_RIGHT):new s_(i.left+i.width-x/2,i.top+i.height-B/2),this.bottomLeftBorderStroke=d>0||p>0?l_(i.left+w/2,i.top+b,d-w/2,p-B/2,Tm.BOTTOM_LEFT):new s_(i.left+w/2,i.top+i.height-B/2),this.topLeftBorderBox=r>0||o>0?l_(i.left,i.top,r,o,Tm.TOP_LEFT):new s_(i.left,i.top),this.topRightBorderBox=a>0||l>0?l_(i.left+m,i.top,a,l,Tm.TOP_RIGHT):new s_(i.left+i.width,i.top),this.bottomRightBorderBox=h>0||c>0?l_(i.left+v,i.top+_,h,c,Tm.BOTTOM_RIGHT):new s_(i.left+i.width,i.top+i.height),this.bottomLeftBorderBox=d>0||p>0?l_(i.left,i.top+b,d,p,Tm.BOTTOM_LEFT):new s_(i.left,i.top+i.height),this.topLeftPaddingBox=r>0||o>0?l_(i.left+w,i.top+y,Math.max(0,r-w),Math.max(0,o-y),Tm.TOP_LEFT):new s_(i.left+w,i.top+y),this.topRightPaddingBox=a>0||l>0?l_(i.left+Math.min(m,i.width-x),i.top+y,m>i.width+x?0:Math.max(0,a-x),Math.max(0,l-y),Tm.TOP_RIGHT):new s_(i.left+i.width-x,i.top+y),this.bottomRightPaddingBox=h>0||c>0?l_(i.left+Math.min(v,i.width-w),i.top+Math.min(_,i.height-B),Math.max(0,h-x),Math.max(0,c-B),Tm.BOTTOM_RIGHT):new s_(i.left+i.width-x,i.top+i.height-B),this.bottomLeftPaddingBox=d>0||p>0?l_(i.left+w,i.top+Math.min(b,i.height-B),Math.max(0,d-w),Math.max(0,p-B),Tm.BOTTOM_LEFT):new s_(i.left+w,i.top+i.height-B),this.topLeftContentBox=r>0||o>0?l_(i.left+w+E,i.top+y+P,Math.max(0,r-(w+E)),Math.max(0,o-(y+P)),Tm.TOP_LEFT):new s_(i.left+w+E,i.top+y+P),this.topRightContentBox=a>0||l>0?l_(i.left+Math.min(m,i.width+w+E),i.top+y+P,m>i.width+w+E?0:a-w+E,l-(y+P),Tm.TOP_RIGHT):new s_(i.left+i.width-(x+C),i.top+y+P),this.bottomRightContentBox=h>0||c>0?l_(i.left+Math.min(v,i.width-(w+E)),i.top+Math.min(_,i.height+y+P),Math.max(0,h-(x+C)),c-(B+M),Tm.BOTTOM_RIGHT):new s_(i.left+i.width-(x+C),i.top+i.height-(B+M)),this.bottomLeftContentBox=d>0||p>0?l_(i.left+w+E,i.top+b,Math.max(0,d-(w+E)),p-(B+M),Tm.BOTTOM_LEFT):new s_(i.left+w+E,i.top+i.height-(B+M))};!function(e){e[e.TOP_LEFT=0]="TOP_LEFT",e[e.TOP_RIGHT=1]="TOP_RIGHT",e[e.BOTTOM_RIGHT=2]="BOTTOM_RIGHT",e[e.BOTTOM_LEFT=3]="BOTTOM_LEFT"}(Tm||(Tm={}));var l_=function(e,t,i,s,r){var o=(Math.sqrt(2)-1)/3*4,n=i*o,a=s*o,l=e+i,A=t+s;switch(r){case Tm.TOP_LEFT:return new o_(new s_(e,A),new s_(e,A-a),new s_(l-n,t),new s_(l,t));case Tm.TOP_RIGHT:return new o_(new s_(e,t),new s_(e+n,t),new s_(l,A-a),new s_(l,A));case Tm.BOTTOM_RIGHT:return new o_(new s_(l,t),new s_(l,t+a),new s_(e+n,A),new s_(e,A));case Tm.BOTTOM_LEFT:default:return new o_(new s_(l,A),new s_(l-n,A),new s_(e,t+a),new s_(e,t))}},A_=function(e){return[e.topLeftBorderBox,e.topRightBorderBox,e.bottomRightBorderBox,e.bottomLeftBorderBox]},h_=function(e){return[e.topLeftPaddingBox,e.topRightPaddingBox,e.bottomRightPaddingBox,e.bottomLeftPaddingBox]},c_=function(e,t,i){this.offsetX=e,this.offsetY=t,this.matrix=i,this.type=0,this.target=6},u_=function(e,t){this.path=e,this.target=t,this.type=1},d_=function(e){this.opacity=e,this.type=2,this.target=6},p_=function(e){return 1===e.type},f_=function(e,t){return e.length===t.length&&e.some((function(e,i){return e===t[i]}))},g_=function(e){this.element=e,this.inlineLevel=[],this.nonInlineLevel=[],this.negativeZIndex=[],this.zeroOrAutoZIndexOrTransformedOrOpacity=[],this.positiveZIndex=[],this.nonPositionedFloats=[],this.nonPositionedInlineLevel=[]},m_=function(){function e(e,t){if(this.container=e,this.parent=t,this.effects=[],this.curves=new a_(this.container),this.container.styles.opacity<1&&this.effects.push(new d_(this.container.styles.opacity)),null!==this.container.styles.transform){var i=this.container.bounds.left+this.container.styles.transformOrigin[0].number,s=this.container.bounds.top+this.container.styles.transformOrigin[1].number,r=this.container.styles.transform;this.effects.push(new c_(i,s,r))}if(0!==this.container.styles.overflowX){var o=A_(this.curves),n=h_(this.curves);f_(o,n)?this.effects.push(new u_(o,6)):(this.effects.push(new u_(o,2)),this.effects.push(new u_(n,4)))}}return e.prototype.getEffects=function(e){for(var t=-1===[2,3].indexOf(this.container.styles.position),i=this.parent,s=this.effects.slice(0);i;){var r=i.effects.filter((function(e){return!p_(e)}));if(t||0!==i.container.styles.position||!i.parent){if(s.unshift.apply(s,r),t=-1===[2,3].indexOf(i.container.styles.position),0!==i.container.styles.overflowX){var o=A_(i.curves),n=h_(i.curves);f_(o,n)||s.unshift(new u_(n,6))}}else s.unshift.apply(s,r);i=i.parent}return s.filter((function(t){return jf(t.target,e)}))},e}(),__=function(e,t,i,s){e.container.elements.forEach((function(r){var o=jf(r.flags,4),n=jf(r.flags,2),a=new m_(r,e);jf(r.styles.display,2048)&&s.push(a);var l=jf(r.flags,8)?[]:s;if(o||n){var A=o||r.styles.isPositioned()?i:t,h=new g_(a);if(r.styles.isPositioned()||r.styles.opacity<1||r.styles.isTransformed()){var c=r.styles.zIndex.order;if(c<0){var u=0;A.negativeZIndex.some((function(e,t){return c>e.element.container.styles.zIndex.order?(u=t,!1):u>0})),A.negativeZIndex.splice(u,0,h)}else if(c>0){var d=0;A.positiveZIndex.some((function(e,t){return c>=e.element.container.styles.zIndex.order?(d=t+1,!1):d>0})),A.positiveZIndex.splice(d,0,h)}else A.zeroOrAutoZIndexOrTransformedOrOpacity.push(h)}else r.styles.isFloating()?A.nonPositionedFloats.push(h):A.nonPositionedInlineLevel.push(h);__(a,h,o?h:i,l)}else r.styles.isInlineLevel()?t.inlineLevel.push(a):t.nonInlineLevel.push(a),__(a,t,i,l);jf(r.flags,8)&&v_(r,l)}))},v_=function(e,t){for(var i=e instanceof jg?e.start:1,s=e instanceof jg&&e.reversed,r=0;r<t.length;r++){var o=t[r];o.container instanceof Hg&&"number"==typeof o.container.value&&0!==o.container.value&&(i=o.container.value),o.listValue=Dm(i,o.container.styles.listStyleType,!0),i+=s?-1:1}},b_=function(e,t){switch(t){case 0:return x_(e.topLeftBorderBox,e.topLeftPaddingBox,e.topRightBorderBox,e.topRightPaddingBox);case 1:return x_(e.topRightBorderBox,e.topRightPaddingBox,e.bottomRightBorderBox,e.bottomRightPaddingBox);case 2:return x_(e.bottomRightBorderBox,e.bottomRightPaddingBox,e.bottomLeftBorderBox,e.bottomLeftPaddingBox);default:return x_(e.bottomLeftBorderBox,e.bottomLeftPaddingBox,e.topLeftBorderBox,e.topLeftPaddingBox)}},y_=function(e,t){var i=[];return n_(e)?i.push(e.subdivide(.5,!1)):i.push(e),n_(t)?i.push(t.subdivide(.5,!0)):i.push(t),i},x_=function(e,t,i,s){var r=[];return n_(e)?r.push(e.subdivide(.5,!1)):r.push(e),n_(i)?r.push(i.subdivide(.5,!0)):r.push(i),n_(s)?r.push(s.subdivide(.5,!0).reverse()):r.push(s),n_(t)?r.push(t.subdivide(.5,!1).reverse()):r.push(t),r},B_=function(e){var t=e.bounds,i=e.styles;return t.add(i.borderLeftWidth,i.borderTopWidth,-(i.borderRightWidth+i.borderLeftWidth),-(i.borderTopWidth+i.borderBottomWidth))},w_=function(e){var t=e.styles,i=e.bounds,s=Xd(t.paddingLeft,i.width),r=Xd(t.paddingRight,i.width),o=Xd(t.paddingTop,i.width),n=Xd(t.paddingBottom,i.width);return i.add(s+t.borderLeftWidth,o+t.borderTopWidth,-(t.borderRightWidth+t.borderLeftWidth+s+r),-(t.borderTopWidth+t.borderBottomWidth+o+n))},P_=function(e,t,i){var s=function(e,t){return 0===e?t.bounds:2===e?w_(t):B_(t)}(F_(e.styles.backgroundOrigin,t),e),r=function(e,t){return 0===e?t.bounds:2===e?w_(t):B_(t)}(F_(e.styles.backgroundClip,t),e),o=E_(F_(e.styles.backgroundSize,t),i,s),n=o[0],a=o[1],l=Kd(F_(e.styles.backgroundPosition,t),s.width-n,s.height-a);return[I_(F_(e.styles.backgroundRepeat,t),l,o,s,r),Math.round(s.left+l[0]),Math.round(s.top+l[1]),n,a]},C_=function(e){return Rd(e)&&e.value===bp.AUTO},M_=function(e){return"number"==typeof e},E_=function(e,t,i){var s=t[0],r=t[1],o=t[2],n=e[0],a=e[1];if(!n)return[0,0];if(Hd(n)&&a&&Hd(a))return[Xd(n,i.width),Xd(a,i.height)];var l=M_(o);if(Rd(n)&&(n.value===bp.CONTAIN||n.value===bp.COVER))return M_(o)?i.width/i.height<o!=(n.value===bp.COVER)?[i.width,i.width/o]:[i.height*o,i.height]:[i.width,i.height];var A=M_(s),h=M_(r),c=A||h;if(C_(n)&&(!a||C_(a)))return A&&h?[s,r]:l||c?c&&l?[A?s:r*o,h?r:s/o]:[A?s:i.width,h?r:i.height]:[i.width,i.height];if(l){var u=0,d=0;return Hd(n)?u=Xd(n,i.width):Hd(a)&&(d=Xd(a,i.height)),C_(n)?u=d*o:a&&!C_(a)||(d=u/o),[u,d]}var p=null,f=null;if(Hd(n)?p=Xd(n,i.width):a&&Hd(a)&&(f=Xd(a,i.height)),null===p||a&&!C_(a)||(f=A&&h?p/s*r:i.height),null!==f&&C_(n)&&(p=A&&h?f/r*s:i.width),null!==p&&null!==f)return[p,f];throw new Error("Unable to calculate background-size for element")},F_=function(e,t){var i=e[t];return void 0===i?e[0]:i},I_=function(e,t,i,s,r){var o=t[0],n=t[1],a=i[0],l=i[1];switch(e){case 2:return[new s_(Math.round(s.left),Math.round(s.top+n)),new s_(Math.round(s.left+s.width),Math.round(s.top+n)),new s_(Math.round(s.left+s.width),Math.round(l+s.top+n)),new s_(Math.round(s.left),Math.round(l+s.top+n))];case 3:return[new s_(Math.round(s.left+o),Math.round(s.top)),new s_(Math.round(s.left+o+a),Math.round(s.top)),new s_(Math.round(s.left+o+a),Math.round(s.height+s.top)),new s_(Math.round(s.left+o),Math.round(s.height+s.top))];case 1:return[new s_(Math.round(s.left+o),Math.round(s.top+n)),new s_(Math.round(s.left+o+a),Math.round(s.top+n)),new s_(Math.round(s.left+o+a),Math.round(s.top+n+l)),new s_(Math.round(s.left+o),Math.round(s.top+n+l))];default:return[new s_(Math.round(r.left),Math.round(r.top)),new s_(Math.round(r.left+r.width),Math.round(r.top)),new s_(Math.round(r.left+r.width),Math.round(r.height+r.top)),new s_(Math.round(r.left),Math.round(r.height+r.top))]}},D_=function(){function e(e){this._data={},this._document=e}return e.prototype.parseMetrics=function(e,t){var i=this._document.createElement("div"),s=this._document.createElement("img"),r=this._document.createElement("span"),o=this._document.body;i.style.visibility="hidden",i.style.fontFamily=e,i.style.fontSize=t,i.style.margin="0",i.style.padding="0",i.style.whiteSpace="nowrap",o.appendChild(i),s.src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7",s.width=1,s.height=1,s.style.margin="0",s.style.padding="0",s.style.verticalAlign="baseline",r.style.fontFamily=e,r.style.fontSize=t,r.style.margin="0",r.style.padding="0",r.appendChild(this._document.createTextNode("Hidden Text")),i.appendChild(r),i.appendChild(s);var n=s.offsetTop-r.offsetTop+2;i.removeChild(r),i.appendChild(this._document.createTextNode("Hidden Text")),i.style.lineHeight="normal",s.style.verticalAlign="super";var a=s.offsetTop-i.offsetTop+2;return o.removeChild(i),{baseline:n,middle:a}},e.prototype.getMetrics=function(e,t){var i=e+" "+t;return void 0===this._data[i]&&(this._data[i]=this.parseMetrics(e,t)),this._data[i]},e}(),S_=function(e,t){this.context=e,this.options=t},T_=function(e){function t(t,i){var s=e.call(this,t,i)||this;return s._activeEffects=[],s.canvas=i.canvas?i.canvas:document.createElement("canvas"),s.ctx=s.canvas.getContext("2d"),i.canvas||(s.canvas.width=Math.floor(i.width*i.scale),s.canvas.height=Math.floor(i.height*i.scale),s.canvas.style.width=i.width+"px",s.canvas.style.height=i.height+"px"),s.fontMetrics=new D_(document),s.ctx.scale(s.options.scale,s.options.scale),s.ctx.translate(-i.x,-i.y),s.ctx.textBaseline="bottom",s._activeEffects=[],s.context.logger.debug("Canvas renderer initialized ("+i.width+"x"+i.height+") with scale "+i.scale),s}return Jc(t,e),t.prototype.applyEffects=function(e){for(var t=this;this._activeEffects.length;)this.popEffect();e.forEach((function(e){return t.applyEffect(e)}))},t.prototype.applyEffect=function(e){this.ctx.save(),function(e){return 2===e.type}(e)&&(this.ctx.globalAlpha=e.opacity),function(e){return 0===e.type}(e)&&(this.ctx.translate(e.offsetX,e.offsetY),this.ctx.transform(e.matrix[0],e.matrix[1],e.matrix[2],e.matrix[3],e.matrix[4],e.matrix[5]),this.ctx.translate(-e.offsetX,-e.offsetY)),p_(e)&&(this.path(e.path),this.ctx.clip()),this._activeEffects.push(e)},t.prototype.popEffect=function(){this._activeEffects.pop(),this.ctx.restore()},t.prototype.renderStack=function(e){return Zc(this,void 0,void 0,(function(){return qc(this,(function(t){switch(t.label){case 0:return e.element.container.styles.isVisible()?[4,this.renderStackContent(e)]:[3,2];case 1:t.sent(),t.label=2;case 2:return[2]}}))}))},t.prototype.renderNode=function(e){return Zc(this,void 0,void 0,(function(){return qc(this,(function(t){switch(t.label){case 0:return jf(e.container.flags,16),e.container.styles.isVisible()?[4,this.renderNodeBackgroundAndBorders(e)]:[3,3];case 1:return t.sent(),[4,this.renderNodeContent(e)];case 2:t.sent(),t.label=3;case 3:return[2]}}))}))},t.prototype.renderTextWithLetterSpacing=function(e,t,i){var s=this;0===t?this.ctx.fillText(e.text,e.bounds.left,e.bounds.top+i):Dg(e.text).reduce((function(t,r){return s.ctx.fillText(r,t,e.bounds.top+i),t+s.ctx.measureText(r).width}),e.bounds.left)},t.prototype.createFontStyle=function(e){var t=e.fontVariant.filter((function(e){return"normal"===e||"small-caps"===e})).join(""),i=k_(e.fontFamily).join(", "),s=Sd(e.fontSize)?""+e.fontSize.number+e.fontSize.unit:e.fontSize.number+"px";return[[e.fontStyle,t,e.fontWeight,s,i].join(" "),i,s]},t.prototype.renderTextNode=function(e,t){return Zc(this,void 0,void 0,(function(){var i,s,r,o,n,a,l,A,h=this;return qc(this,(function(c){return i=this.createFontStyle(t),s=i[0],r=i[1],o=i[2],this.ctx.font=s,this.ctx.direction=1===t.direction?"rtl":"ltr",this.ctx.textAlign="left",this.ctx.textBaseline="alphabetic",n=this.fontMetrics.getMetrics(r,o),a=n.baseline,l=n.middle,A=t.paintOrder,e.textBounds.forEach((function(e){A.forEach((function(i){switch(i){case 0:h.ctx.fillStyle=tp(t.color),h.renderTextWithLetterSpacing(e,t.letterSpacing,a);var s=t.textShadow;s.length&&e.text.trim().length&&(s.slice(0).reverse().forEach((function(i){h.ctx.shadowColor=tp(i.color),h.ctx.shadowOffsetX=i.offsetX.number*h.options.scale,h.ctx.shadowOffsetY=i.offsetY.number*h.options.scale,h.ctx.shadowBlur=i.blur.number,h.renderTextWithLetterSpacing(e,t.letterSpacing,a)})),h.ctx.shadowColor="",h.ctx.shadowOffsetX=0,h.ctx.shadowOffsetY=0,h.ctx.shadowBlur=0),t.textDecorationLine.length&&(h.ctx.fillStyle=tp(t.textDecorationColor||t.color),t.textDecorationLine.forEach((function(t){switch(t){case 1:h.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top+a),e.bounds.width,1);break;case 2:h.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top),e.bounds.width,1);break;case 3:h.ctx.fillRect(e.bounds.left,Math.ceil(e.bounds.top+l),e.bounds.width,1)}})));break;case 1:t.webkitTextStrokeWidth&&e.text.trim().length&&(h.ctx.strokeStyle=tp(t.webkitTextStrokeColor),h.ctx.lineWidth=t.webkitTextStrokeWidth,h.ctx.lineJoin=window.chrome?"miter":"round",h.ctx.strokeText(e.text,e.bounds.left,e.bounds.top+a)),h.ctx.strokeStyle="",h.ctx.lineWidth=0,h.ctx.lineJoin="miter"}}))})),[2]}))}))},t.prototype.renderReplacedElement=function(e,t,i){if(i&&e.intrinsicWidth>0&&e.intrinsicHeight>0){var s=w_(e),r=h_(t);this.path(r),this.ctx.save(),this.ctx.clip(),this.ctx.drawImage(i,0,0,e.intrinsicWidth,e.intrinsicHeight,s.left,s.top,s.width,s.height),this.ctx.restore()}},t.prototype.renderNodeContent=function(e){return Zc(this,void 0,void 0,(function(){var i,s,r,o,n,a,l,A,h,c,u,d,p,f,g,m,_,v;return qc(this,(function(b){switch(b.label){case 0:this.applyEffects(e.getEffects(4)),i=e.container,s=e.curves,r=i.styles,o=0,n=i.textNodes,b.label=1;case 1:return o<n.length?(a=n[o],[4,this.renderTextNode(a,r)]):[3,4];case 2:b.sent(),b.label=3;case 3:return o++,[3,1];case 4:if(!(i instanceof Ng))return[3,8];b.label=5;case 5:return b.trys.push([5,7,,8]),[4,this.context.cache.match(i.src)];case 6:return g=b.sent(),this.renderReplacedElement(i,s,g),[3,8];case 7:return b.sent(),this.context.logger.error("Error loading image "+i.src),[3,8];case 8:if(i instanceof Qg&&this.renderReplacedElement(i,s,i.canvas),!(i instanceof Vg))return[3,12];b.label=9;case 9:return b.trys.push([9,11,,12]),[4,this.context.cache.match(i.svg)];case 10:return g=b.sent(),this.renderReplacedElement(i,s,g),[3,12];case 11:return b.sent(),this.context.logger.error("Error loading svg "+i.svg.substring(0,255)),[3,12];case 12:return i instanceof Yg&&i.tree?[4,new t(this.context,{scale:this.options.scale,backgroundColor:i.backgroundColor,x:0,y:0,width:i.width,height:i.height}).render(i.tree)]:[3,14];case 13:l=b.sent(),i.width&&i.height&&this.ctx.drawImage(l,0,0,i.width,i.height,i.bounds.left,i.bounds.top,i.bounds.width,i.bounds.height),b.label=14;case 14:if(i instanceof Kg&&(A=Math.min(i.bounds.width,i.bounds.height),"checkbox"===i.type?i.checked&&(this.ctx.save(),this.path([new s_(i.bounds.left+.39363*A,i.bounds.top+.79*A),new s_(i.bounds.left+.16*A,i.bounds.top+.5549*A),new s_(i.bounds.left+.27347*A,i.bounds.top+.44071*A),new s_(i.bounds.left+.39694*A,i.bounds.top+.5649*A),new s_(i.bounds.left+.72983*A,i.bounds.top+.23*A),new s_(i.bounds.left+.84*A,i.bounds.top+.34085*A),new s_(i.bounds.left+.39363*A,i.bounds.top+.79*A)]),this.ctx.fillStyle=tp(707406591),this.ctx.fill(),this.ctx.restore()):"radio"===i.type&&i.checked&&(this.ctx.save(),this.ctx.beginPath(),this.ctx.arc(i.bounds.left+A/2,i.bounds.top+A/2,A/4,0,2*Math.PI,!0),this.ctx.fillStyle=tp(707406591),this.ctx.fill(),this.ctx.restore())),R_(i)&&i.value.length){switch(h=this.createFontStyle(r),_=h[0],c=h[1],u=this.fontMetrics.getMetrics(_,c).baseline,this.ctx.font=_,this.ctx.fillStyle=tp(r.color),this.ctx.textBaseline="alphabetic",this.ctx.textAlign=U_(i.styles.textAlign),v=w_(i),d=0,i.styles.textAlign){case 1:d+=v.width/2;break;case 2:d+=v.width}p=v.add(d,0,0,-v.height/2+1),this.ctx.save(),this.path([new s_(v.left,v.top),new s_(v.left+v.width,v.top),new s_(v.left+v.width,v.top+v.height),new s_(v.left,v.top+v.height)]),this.ctx.clip(),this.renderTextWithLetterSpacing(new Eg(i.value,p),r.letterSpacing,u),this.ctx.restore(),this.ctx.textBaseline="alphabetic",this.ctx.textAlign="left"}if(!jf(i.styles.display,2048))return[3,20];if(null===i.styles.listStyleImage)return[3,19];if(0!==(f=i.styles.listStyleImage).type)return[3,18];g=void 0,m=f.url,b.label=15;case 15:return b.trys.push([15,17,,18]),[4,this.context.cache.match(m)];case 16:return g=b.sent(),this.ctx.drawImage(g,i.bounds.left-(g.width+10),i.bounds.top),[3,18];case 17:return b.sent(),this.context.logger.error("Error loading list-style-image "+m),[3,18];case 18:return[3,20];case 19:e.listValue&&-1!==i.styles.listStyleType&&(_=this.createFontStyle(r)[0],this.ctx.font=_,this.ctx.fillStyle=tp(r.color),this.ctx.textBaseline="middle",this.ctx.textAlign="right",v=new eu(i.bounds.left,i.bounds.top+Xd(i.styles.paddingTop,i.bounds.width),i.bounds.width,nf(r.lineHeight,r.fontSize.number)/2+1),this.renderTextWithLetterSpacing(new Eg(e.listValue,v),r.letterSpacing,nf(r.lineHeight,r.fontSize.number)/2+2),this.ctx.textBaseline="bottom",this.ctx.textAlign="left"),b.label=20;case 20:return[2]}}))}))},t.prototype.renderStackContent=function(e){return Zc(this,void 0,void 0,(function(){var t,i,s,r,o,n,a,l,A,h,c,u,d,p,f;return qc(this,(function(g){switch(g.label){case 0:return jf(e.element.container.flags,16),[4,this.renderNodeBackgroundAndBorders(e.element)];case 1:g.sent(),t=0,i=e.negativeZIndex,g.label=2;case 2:return t<i.length?(f=i[t],[4,this.renderStack(f)]):[3,5];case 3:g.sent(),g.label=4;case 4:return t++,[3,2];case 5:return[4,this.renderNodeContent(e.element)];case 6:g.sent(),s=0,r=e.nonInlineLevel,g.label=7;case 7:return s<r.length?(f=r[s],[4,this.renderNode(f)]):[3,10];case 8:g.sent(),g.label=9;case 9:return s++,[3,7];case 10:o=0,n=e.nonPositionedFloats,g.label=11;case 11:return o<n.length?(f=n[o],[4,this.renderStack(f)]):[3,14];case 12:g.sent(),g.label=13;case 13:return o++,[3,11];case 14:a=0,l=e.nonPositionedInlineLevel,g.label=15;case 15:return a<l.length?(f=l[a],[4,this.renderStack(f)]):[3,18];case 16:g.sent(),g.label=17;case 17:return a++,[3,15];case 18:A=0,h=e.inlineLevel,g.label=19;case 19:return A<h.length?(f=h[A],[4,this.renderNode(f)]):[3,22];case 20:g.sent(),g.label=21;case 21:return A++,[3,19];case 22:c=0,u=e.zeroOrAutoZIndexOrTransformedOrOpacity,g.label=23;case 23:return c<u.length?(f=u[c],[4,this.renderStack(f)]):[3,26];case 24:g.sent(),g.label=25;case 25:return c++,[3,23];case 26:d=0,p=e.positiveZIndex,g.label=27;case 27:return d<p.length?(f=p[d],[4,this.renderStack(f)]):[3,30];case 28:g.sent(),g.label=29;case 29:return d++,[3,27];case 30:return[2]}}))}))},t.prototype.mask=function(e){this.ctx.beginPath(),this.ctx.moveTo(0,0),this.ctx.lineTo(this.canvas.width,0),this.ctx.lineTo(this.canvas.width,this.canvas.height),this.ctx.lineTo(0,this.canvas.height),this.ctx.lineTo(0,0),this.formatPath(e.slice(0).reverse()),this.ctx.closePath()},t.prototype.path=function(e){this.ctx.beginPath(),this.formatPath(e),this.ctx.closePath()},t.prototype.formatPath=function(e){var t=this;e.forEach((function(e,i){var s=n_(e)?e.start:e;0===i?t.ctx.moveTo(s.x,s.y):t.ctx.lineTo(s.x,s.y),n_(e)&&t.ctx.bezierCurveTo(e.startControl.x,e.startControl.y,e.endControl.x,e.endControl.y,e.end.x,e.end.y)}))},t.prototype.renderRepeat=function(e,t,i,s){this.path(e),this.ctx.fillStyle=t,this.ctx.translate(i,s),this.ctx.fill(),this.ctx.translate(-i,-s)},t.prototype.resizeImage=function(e,t,i){var s;if(e.width===t&&e.height===i)return e;var r=(null!==(s=this.canvas.ownerDocument)&&void 0!==s?s:document).createElement("canvas");return r.width=Math.max(1,t),r.height=Math.max(1,i),r.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t,i),r},t.prototype.renderBackgroundImage=function(e){return Zc(this,void 0,void 0,(function(){var t,i,s,r,o,n;return qc(this,(function(a){switch(a.label){case 0:t=e.styles.backgroundImage.length-1,i=function(i){var r,o,n,a,l,A,h,c,u,d,p,f,g,m,_,v,b,y,x,B,w,P,C,M,E,F,I,D,S,T,R;return qc(this,(function(L){switch(L.label){case 0:if(0!==i.type)return[3,5];r=void 0,o=i.url,L.label=1;case 1:return L.trys.push([1,3,,4]),[4,s.context.cache.match(o)];case 2:return r=L.sent(),[3,4];case 3:return L.sent(),s.context.logger.error("Error loading background-image "+o),[3,4];case 4:return r&&(n=P_(e,t,[r.width,r.height,r.width/r.height]),v=n[0],P=n[1],C=n[2],x=n[3],B=n[4],m=s.ctx.createPattern(s.resizeImage(r,x,B),"repeat"),s.renderRepeat(v,m,P,C)),[3,6];case 5:1===i.type?(a=P_(e,t,[null,null,null]),v=a[0],P=a[1],C=a[2],x=a[3],B=a[4],l=pp(i.angle,x,B),A=l[0],h=l[1],c=l[2],u=l[3],d=l[4],(p=document.createElement("canvas")).width=x,p.height=B,f=p.getContext("2d"),g=f.createLinearGradient(h,u,c,d),dp(i.stops,A).forEach((function(e){return g.addColorStop(e.stop,tp(e.color))})),f.fillStyle=g,f.fillRect(0,0,x,B),x>0&&B>0&&(m=s.ctx.createPattern(p,"repeat"),s.renderRepeat(v,m,P,C))):function(e){return 2===e.type}(i)&&(_=P_(e,t,[null,null,null]),v=_[0],b=_[1],y=_[2],x=_[3],B=_[4],w=0===i.position.length?[zd]:i.position,P=Xd(w[0],x),C=Xd(w[w.length-1],B),M=function(e,t,i,s,r){var o=0,n=0;switch(e.size){case 0:0===e.shape?o=n=Math.min(Math.abs(t),Math.abs(t-s),Math.abs(i),Math.abs(i-r)):1===e.shape&&(o=Math.min(Math.abs(t),Math.abs(t-s)),n=Math.min(Math.abs(i),Math.abs(i-r)));break;case 2:if(0===e.shape)o=n=Math.min(fp(t,i),fp(t,i-r),fp(t-s,i),fp(t-s,i-r));else if(1===e.shape){var a=Math.min(Math.abs(i),Math.abs(i-r))/Math.min(Math.abs(t),Math.abs(t-s)),l=gp(s,r,t,i,!0),A=l[0],h=l[1];n=a*(o=fp(A-t,(h-i)/a))}break;case 1:0===e.shape?o=n=Math.max(Math.abs(t),Math.abs(t-s),Math.abs(i),Math.abs(i-r)):1===e.shape&&(o=Math.max(Math.abs(t),Math.abs(t-s)),n=Math.max(Math.abs(i),Math.abs(i-r)));break;case 3:if(0===e.shape)o=n=Math.max(fp(t,i),fp(t,i-r),fp(t-s,i),fp(t-s,i-r));else if(1===e.shape){a=Math.max(Math.abs(i),Math.abs(i-r))/Math.max(Math.abs(t),Math.abs(t-s));var c=gp(s,r,t,i,!1);A=c[0],h=c[1],n=a*(o=fp(A-t,(h-i)/a))}}return Array.isArray(e.size)&&(o=Xd(e.size[0],s),n=2===e.size.length?Xd(e.size[1],r):o),[o,n]}(i,P,C,x,B),E=M[0],F=M[1],E>0&&F>0&&(I=s.ctx.createRadialGradient(b+P,y+C,0,b+P,y+C,E),dp(i.stops,2*E).forEach((function(e){return I.addColorStop(e.stop,tp(e.color))})),s.path(v),s.ctx.fillStyle=I,E!==F?(D=e.bounds.left+.5*e.bounds.width,S=e.bounds.top+.5*e.bounds.height,R=1/(T=F/E),s.ctx.save(),s.ctx.translate(D,S),s.ctx.transform(1,0,0,T,0,0),s.ctx.translate(-D,-S),s.ctx.fillRect(b,R*(y-S)+S,x,B*R),s.ctx.restore()):s.ctx.fill())),L.label=6;case 6:return t--,[2]}}))},s=this,r=0,o=e.styles.backgroundImage.slice(0).reverse(),a.label=1;case 1:return r<o.length?(n=o[r],[5,i(n)]):[3,4];case 2:a.sent(),a.label=3;case 3:return r++,[3,1];case 4:return[2]}}))}))},t.prototype.renderSolidBorder=function(e,t,i){return Zc(this,void 0,void 0,(function(){return qc(this,(function(s){return this.path(b_(i,t)),this.ctx.fillStyle=tp(e),this.ctx.fill(),[2]}))}))},t.prototype.renderDoubleBorder=function(e,t,i,s){return Zc(this,void 0,void 0,(function(){var r,o;return qc(this,(function(n){switch(n.label){case 0:return t<3?[4,this.renderSolidBorder(e,i,s)]:[3,2];case 1:return n.sent(),[2];case 2:return r=function(e,t){switch(t){case 0:return x_(e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox,e.topRightBorderBox,e.topRightBorderDoubleOuterBox);case 1:return x_(e.topRightBorderBox,e.topRightBorderDoubleOuterBox,e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox);case 2:return x_(e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox,e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox);default:return x_(e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox,e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox)}}(s,i),this.path(r),this.ctx.fillStyle=tp(e),this.ctx.fill(),o=function(e,t){switch(t){case 0:return x_(e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox,e.topRightBorderDoubleInnerBox,e.topRightPaddingBox);case 1:return x_(e.topRightBorderDoubleInnerBox,e.topRightPaddingBox,e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox);case 2:return x_(e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox,e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox);default:return x_(e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox,e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox)}}(s,i),this.path(o),this.ctx.fill(),[2]}}))}))},t.prototype.renderNodeBackgroundAndBorders=function(e){return Zc(this,void 0,void 0,(function(){var t,i,s,r,o,n,a,l,A=this;return qc(this,(function(h){switch(h.label){case 0:return this.applyEffects(e.getEffects(2)),t=e.container.styles,i=!ep(t.backgroundColor)||t.backgroundImage.length,s=[{style:t.borderTopStyle,color:t.borderTopColor,width:t.borderTopWidth},{style:t.borderRightStyle,color:t.borderRightColor,width:t.borderRightWidth},{style:t.borderBottomStyle,color:t.borderBottomColor,width:t.borderBottomWidth},{style:t.borderLeftStyle,color:t.borderLeftColor,width:t.borderLeftWidth}],r=L_(F_(t.backgroundClip,0),e.curves),i||t.boxShadow.length?(this.ctx.save(),this.path(r),this.ctx.clip(),ep(t.backgroundColor)||(this.ctx.fillStyle=tp(t.backgroundColor),this.ctx.fill()),[4,this.renderBackgroundImage(e.container)]):[3,2];case 1:h.sent(),this.ctx.restore(),t.boxShadow.slice(0).reverse().forEach((function(t){A.ctx.save();var i,s,r,o,n,a=A_(e.curves),l=t.inset?0:1e4,h=(i=a,s=-l+(t.inset?1:-1)*t.spread.number,r=(t.inset?1:-1)*t.spread.number,o=t.spread.number*(t.inset?-2:2),n=t.spread.number*(t.inset?-2:2),i.map((function(e,t){switch(t){case 0:return e.add(s,r);case 1:return e.add(s+o,r);case 2:return e.add(s+o,r+n);case 3:return e.add(s,r+n)}return e})));t.inset?(A.path(a),A.ctx.clip(),A.mask(h)):(A.mask(a),A.ctx.clip(),A.path(h)),A.ctx.shadowOffsetX=t.offsetX.number+l,A.ctx.shadowOffsetY=t.offsetY.number,A.ctx.shadowColor=tp(t.color),A.ctx.shadowBlur=t.blur.number,A.ctx.fillStyle=t.inset?tp(t.color):"rgba(0,0,0,1)",A.ctx.fill(),A.ctx.restore()})),h.label=2;case 2:o=0,n=0,a=s,h.label=3;case 3:return n<a.length?0!==(l=a[n]).style&&!ep(l.color)&&l.width>0?2!==l.style?[3,5]:[4,this.renderDashedDottedBorder(l.color,l.width,o,e.curves,2)]:[3,11]:[3,13];case 4:return h.sent(),[3,11];case 5:return 3!==l.style?[3,7]:[4,this.renderDashedDottedBorder(l.color,l.width,o,e.curves,3)];case 6:return h.sent(),[3,11];case 7:return 4!==l.style?[3,9]:[4,this.renderDoubleBorder(l.color,l.width,o,e.curves)];case 8:return h.sent(),[3,11];case 9:return[4,this.renderSolidBorder(l.color,o,e.curves)];case 10:h.sent(),h.label=11;case 11:o++,h.label=12;case 12:return n++,[3,3];case 13:return[2]}}))}))},t.prototype.renderDashedDottedBorder=function(e,t,i,s,r){return Zc(this,void 0,void 0,(function(){var o,n,a,l,A,h,c,u,d,p,f,g,m,_,v,b;return qc(this,(function(y){return this.ctx.save(),o=function(e,t){switch(t){case 0:return y_(e.topLeftBorderStroke,e.topRightBorderStroke);case 1:return y_(e.topRightBorderStroke,e.bottomRightBorderStroke);case 2:return y_(e.bottomRightBorderStroke,e.bottomLeftBorderStroke);default:return y_(e.bottomLeftBorderStroke,e.topLeftBorderStroke)}}(s,i),n=b_(s,i),2===r&&(this.path(n),this.ctx.clip()),n_(n[0])?(a=n[0].start.x,l=n[0].start.y):(a=n[0].x,l=n[0].y),n_(n[1])?(A=n[1].end.x,h=n[1].end.y):(A=n[1].x,h=n[1].y),c=0===i||2===i?Math.abs(a-A):Math.abs(l-h),this.ctx.beginPath(),3===r?this.formatPath(o):this.formatPath(n.slice(0,2)),u=t<3?3*t:2*t,d=t<3?2*t:t,3===r&&(u=t,d=t),p=!0,c<=2*u?p=!1:c<=2*u+d?(u*=f=c/(2*u+d),d*=f):(g=Math.floor((c+d)/(u+d)),m=(c-g*u)/(g-1),d=(_=(c-(g+1)*u)/g)<=0||Math.abs(d-m)<Math.abs(d-_)?m:_),p&&(3===r?this.ctx.setLineDash([0,u+d]):this.ctx.setLineDash([u,d])),3===r?(this.ctx.lineCap="round",this.ctx.lineWidth=t):this.ctx.lineWidth=2*t+1.1,this.ctx.strokeStyle=tp(e),this.ctx.stroke(),this.ctx.setLineDash([]),2===r&&(n_(n[0])&&(v=n[3],b=n[0],this.ctx.beginPath(),this.formatPath([new s_(v.end.x,v.end.y),new s_(b.start.x,b.start.y)]),this.ctx.stroke()),n_(n[1])&&(v=n[1],b=n[2],this.ctx.beginPath(),this.formatPath([new s_(v.end.x,v.end.y),new s_(b.start.x,b.start.y)]),this.ctx.stroke())),this.ctx.restore(),[2]}))}))},t.prototype.render=function(e){return Zc(this,void 0,void 0,(function(){var t;return qc(this,(function(i){switch(i.label){case 0:return this.options.backgroundColor&&(this.ctx.fillStyle=tp(this.options.backgroundColor),this.ctx.fillRect(this.options.x,this.options.y,this.options.width,this.options.height)),s=new m_(e,null),r=new g_(s),__(s,r,r,o=[]),v_(s.container,o),t=r,[4,this.renderStack(t)];case 1:return i.sent(),this.applyEffects([]),[2,this.canvas]}var s,r,o}))}))},t}(S_),R_=function(e){return e instanceof Jg||(e instanceof Xg||e instanceof Kg&&"radio"!==e.type&&"checkbox"!==e.type)},L_=function(e,t){switch(e){case 0:return A_(t);case 2:return function(e){return[e.topLeftContentBox,e.topRightContentBox,e.bottomRightContentBox,e.bottomLeftContentBox]}(t);default:return h_(t)}},U_=function(e){switch(e){case 1:return"center";case 2:return"right";default:return"left"}},O_=["-apple-system","system-ui"],k_=function(e){return/iPhone OS 15_(0|1)/.test(window.navigator.userAgent)?e.filter((function(e){return-1===O_.indexOf(e)})):e},N_=function(e){function t(t,i){var s=e.call(this,t,i)||this;return s.canvas=i.canvas?i.canvas:document.createElement("canvas"),s.ctx=s.canvas.getContext("2d"),s.options=i,s.canvas.width=Math.floor(i.width*i.scale),s.canvas.height=Math.floor(i.height*i.scale),s.canvas.style.width=i.width+"px",s.canvas.style.height=i.height+"px",s.ctx.scale(s.options.scale,s.options.scale),s.ctx.translate(-i.x,-i.y),s.context.logger.debug("EXPERIMENTAL ForeignObject renderer initialized ("+i.width+"x"+i.height+" at "+i.x+","+i.y+") with scale "+i.scale),s}return Jc(t,e),t.prototype.render=function(e){return Zc(this,void 0,void 0,(function(){var t,i;return qc(this,(function(s){switch(s.label){case 0:return 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function(e,t=null){!function(e){for(const t in e||Zy)return!1;return!0}(t)&&qy||(t=null);if(t)try{return await createImageBitmap(e,t)}catch(e){console.warn(e),qy=!1}return await createImageBitmap(e)}(s,r)}function ex(e){const t=tx(e);return function(e){const t=tx(e);if(!(t.byteLength>=24&&2303741511===t.getUint32(0,false)))return null;return{mimeType:"image/png",width:t.getUint32(16,false),height:t.getUint32(20,false)}}(t)||function(e){const t=tx(e);if(!(t.byteLength>=3&&65496===t.getUint16(0,false)&&255===t.getUint8(2)))return null;const{tableMarkers:i,sofMarkers:s}=function(){const e=new Set([65499,65476,65484,65501,65534]);for(let t=65504;t<65520;++t)e.add(t);const t=new Set([65472,65473,65474,65475,65477,65478,65479,65481,65482,65483,65485,65486,65487,65502]);return{tableMarkers:e,sofMarkers:t}}();let r=2;for(;r+9<t.byteLength;){const e=t.getUint16(r,false);if(s.has(e))return{mimeType:"image/jpeg",height:t.getUint16(r+5,false),width:t.getUint16(r+7,false)};if(!i.has(e))return null;r+=2,r+=t.getUint16(r,false)}return null}(t)||function(e){const t=tx(e);if(!(t.byteLength>=10&&1195984440===t.getUint32(0,false)))return null;return{mimeType:"image/gif",width:t.getUint16(6,true),height:t.getUint16(8,true)}}(t)||function(e){const t=tx(e);if(!(t.byteLength>=14&&16973===t.getUint16(0,false)&&t.getUint32(2,true)===t.byteLength))return null;return{mimeType:"image/bmp",width:t.getUint32(18,true),height:t.getUint32(22,true)}}(t)}function tx(e){if(e instanceof DataView)return e;if(ArrayBuffer.isView(e))return new DataView(e.buffer);if(e instanceof ArrayBuffer)return new DataView(e);throw new Error("toDataView")}const ix={id:"image",module:"images",name:"Images",version:"3.2.6",mimeTypes:["image/png","image/jpeg","image/gif","image/webp","image/bmp","image/vnd.microsoft.icon","image/svg+xml"],extensions:["png","jpg","jpeg","gif","webp","bmp","ico","svg"],parse:async function(e,t,i){const s=((t=t||{}).image||{}).type||"auto",{url:r}=i||{};let o;switch(function(e){switch(e){case"auto":case"data":return function(){if(Hy)return"imagebitmap";if(Vy)return"image";if(Gy)return"data";throw new Error("Install '@loaders.gl/polyfills' to parse images under Node.js")}();default:return function(e){switch(e){case"auto":return Hy||Vy||Gy;case"imagebitmap":return Hy;case"image":return Vy;case"data":return Gy;default:throw new Error("@loaders.gl/images: image ".concat(e," not supported in this environment"))}}(e),e}}(s)){case"imagebitmap":o=await $y(e,t,r);break;case"image":o=await Yy(e,t,r);break;case"data":o=await async function(e,t){const{mimeType:i}=ex(e)||{},s=globalThis._parseImageNode;return W_(s),await s(e,i)}(e);break;default:W_(!1)}return"data"===s&&(o=function(e){switch(zy(e)){case"data":return e;case"image":case"imagebitmap":const t=document.createElement("canvas"),i=t.getContext("2d");if(!i)throw new Error("getImageData");return t.width=e.width,t.height=e.height,i.drawImage(e,0,0),i.getImageData(0,0,e.width,e.height);default:throw new Error("getImageData")}}(o)),o},tests:[e=>Boolean(ex(new DataView(e)))],options:{image:{type:"auto",decode:!0}}},sx=["image/png","image/jpeg","image/gif"],rx={};function ox(e){return void 0===rx[e]&&(rx[e]=function(e){switch(e){case"image/webp":return function(){if(!K_)return!1;try{return 0===document.createElement("canvas").toDataURL("image/webp").indexOf("data:image/webp")}catch{return!1}}();case"image/svg":return K_;default:if(!K_){const{_parseImageNode:t}=globalThis;return Boolean(t)&&sx.includes(e)}return!0}}(e)),rx[e]}function nx(e,t){if(!e)throw new Error(t||"assert failed: gltf")}function ax(e,t){if(e.startsWith("data:")||e.startsWith("http:")||e.startsWith("https:"))return e;const i=t.baseUri||t.uri;if(!i)throw new Error("'baseUri' must be provided to resolve relative url ".concat(e));return i.substr(0,i.lastIndexOf("/")+1)+e}const lx=["SCALAR","VEC2","VEC3","VEC4"],Ax=[[Int8Array,5120],[Uint8Array,5121],[Int16Array,5122],[Uint16Array,5123],[Uint32Array,5125],[Float32Array,5126],[Float64Array,5130]],hx=new Map(Ax),cx={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},ux={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},dx={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array};function px(e){return lx[e-1]||lx[0]}function fx(e){const t=hx.get(e.constructor);if(!t)throw new Error("Illegal typed array");return t}function gx(e,t){const i=dx[e.componentType],s=cx[e.type],r=ux[e.componentType],o=e.count*s,n=e.count*s*r;return nx(n>=0&&n<=t.byteLength),{ArrayType:i,length:o,byteLength:n}}const mx={asset:{version:"2.0",generator:"loaders.gl"},buffers:[]};class _x{constructor(e){iv(this,"gltf",void 0),iv(this,"sourceBuffers",void 0),iv(this,"byteLength",void 0),this.gltf=e||{json:{...mx},buffers:[]},this.sourceBuffers=[],this.byteLength=0,this.gltf.buffers&&this.gltf.buffers[0]&&(this.byteLength=this.gltf.buffers[0].byteLength,this.sourceBuffers=[this.gltf.buffers[0]])}get json(){return this.gltf.json}getApplicationData(e){return this.json[e]}getExtraData(e){return(this.json.extras||{})[e]}getExtension(e){const t=this.getUsedExtensions().find((t=>t===e)),i=this.json.extensions||{};return t?i[e]||!0:null}getRequiredExtension(e){const t=this.getRequiredExtensions().find((t=>t===e));return t?this.getExtension(e):null}getRequiredExtensions(){return this.json.extensionsRequired||[]}getUsedExtensions(){return this.json.extensionsUsed||[]}getObjectExtension(e,t){return(e.extensions||{})[t]}getScene(e){return this.getObject("scenes",e)}getNode(e){return this.getObject("nodes",e)}getSkin(e){return this.getObject("skins",e)}getMesh(e){return this.getObject("meshes",e)}getMaterial(e){return this.getObject("materials",e)}getAccessor(e){return this.getObject("accessors",e)}getTexture(e){return this.getObject("textures",e)}getSampler(e){return this.getObject("samplers",e)}getImage(e){return this.getObject("images",e)}getBufferView(e){return this.getObject("bufferViews",e)}getBuffer(e){return this.getObject("buffers",e)}getObject(e,t){if("object"==typeof t)return t;const i=this.json[e]&&this.json[e][t];if(!i)throw new Error("glTF file error: Could not find ".concat(e,"[").concat(t,"]"));return i}getTypedArrayForBufferView(e){const t=(e=this.getBufferView(e)).buffer,i=this.gltf.buffers[t];nx(i);const s=(e.byteOffset||0)+i.byteOffset;return new Uint8Array(i.arrayBuffer,s,e.byteLength)}getTypedArrayForAccessor(e){e=this.getAccessor(e);const t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,{ArrayType:s,length:r}=gx(e,t);return new s(i,t.byteOffset+e.byteOffset,r)}getTypedArrayForImageData(e){e=this.getAccessor(e);const t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,s=t.byteOffset||0;return new Uint8Array(i,s,t.byteLength)}addApplicationData(e,t){return this.json[e]=t,this}addExtraData(e,t){return this.json.extras=this.json.extras||{},this.json.extras[e]=t,this}addObjectExtension(e,t,i){return e.extensions=e.extensions||{},e.extensions[t]=i,this.registerUsedExtension(t),this}setObjectExtension(e,t,i){(e.extensions||{})[t]=i}removeObjectExtension(e,t){const i=e.extensions||{},s=i[t];return delete i[t],s}addExtension(e,t={}){return nx(t),this.json.extensions=this.json.extensions||{},this.json.extensions[e]=t,this.registerUsedExtension(e),t}addRequiredExtension(e,t={}){return nx(t),this.addExtension(e,t),this.registerRequiredExtension(e),t}registerUsedExtension(e){this.json.extensionsUsed=this.json.extensionsUsed||[],this.json.extensionsUsed.find((t=>t===e))||this.json.extensionsUsed.push(e)}registerRequiredExtension(e){this.registerUsedExtension(e),this.json.extensionsRequired=this.json.extensionsRequired||[],this.json.extensionsRequired.find((t=>t===e))||this.json.extensionsRequired.push(e)}removeExtension(e){this.json.extensionsRequired&&this._removeStringFromArray(this.json.extensionsRequired,e),this.json.extensionsUsed&&this._removeStringFromArray(this.json.extensionsUsed,e),this.json.extensions&&delete this.json.extensions[e]}setDefaultScene(e){this.json.scene=e}addScene(e){const{nodeIndices:t}=e;return this.json.scenes=this.json.scenes||[],this.json.scenes.push({nodes:t}),this.json.scenes.length-1}addNode(e){const{meshIndex:t,matrix:i}=e;this.json.nodes=this.json.nodes||[];const s={mesh:t};return i&&(s.matrix=i),this.json.nodes.push(s),this.json.nodes.length-1}addMesh(e){const{attributes:t,indices:i,material:s,mode:r=4}=e,o={primitives:[{attributes:this._addAttributes(t),mode:r}]};if(i){const e=this._addIndices(i);o.primitives[0].indices=e}return Number.isFinite(s)&&(o.primitives[0].material=s),this.json.meshes=this.json.meshes||[],this.json.meshes.push(o),this.json.meshes.length-1}addPointCloud(e){const t={primitives:[{attributes:this._addAttributes(e),mode:0}]};return this.json.meshes=this.json.meshes||[],this.json.meshes.push(t),this.json.meshes.length-1}addImage(e,t){const i=ex(e),s=t||(null==i?void 0:i.mimeType),r={bufferView:this.addBufferView(e),mimeType:s};return this.json.images=this.json.images||[],this.json.images.push(r),this.json.images.length-1}addBufferView(e){const t=e.byteLength;nx(Number.isFinite(t)),this.sourceBuffers=this.sourceBuffers||[],this.sourceBuffers.push(e);const i={buffer:0,byteOffset:this.byteLength,byteLength:t};return this.byteLength+=Pv(t,4),this.json.bufferViews=this.json.bufferViews||[],this.json.bufferViews.push(i),this.json.bufferViews.length-1}addAccessor(e,t){const i={bufferView:e,type:px(t.size),componentType:t.componentType,count:t.count,max:t.max,min:t.min};return this.json.accessors=this.json.accessors||[],this.json.accessors.push(i),this.json.accessors.length-1}addBinaryBuffer(e,t={size:3}){const i=this.addBufferView(e);let s={min:t.min,max:t.max};s.min&&s.max||(s=this._getAccessorMinMax(e,t.size));const r={size:t.size,componentType:fx(e),count:Math.round(e.length/t.size),min:s.min,max:s.max};return this.addAccessor(i,Object.assign(r,t))}addTexture(e){const{imageIndex:t}=e,i={source:t};return this.json.textures=this.json.textures||[],this.json.textures.push(i),this.json.textures.length-1}addMaterial(e){return this.json.materials=this.json.materials||[],this.json.materials.push(e),this.json.materials.length-1}createBinaryChunk(){var e,t;this.gltf.buffers=[];const i=this.byteLength,s=new ArrayBuffer(i),r=new Uint8Array(s);let o=0;for(const e of this.sourceBuffers||[])o=Cv(e,r,o);null!==(e=this.json)&&void 0!==e&&null!==(t=e.buffers)&&void 0!==t&&t[0]?this.json.buffers[0].byteLength=i:this.json.buffers=[{byteLength:i}],this.gltf.binary=s,this.sourceBuffers=[s]}_removeStringFromArray(e,t){let i=!0;for(;i;){const s=e.indexOf(t);s>-1?e.splice(s,1):i=!1}}_addAttributes(e={}){const t={};for(const i in e){const s=e[i],r=this._getGltfAttributeName(i),o=this.addBinaryBuffer(s.value,s);t[r]=o}return t}_addIndices(e){return this.addBinaryBuffer(e,{size:1})}_getGltfAttributeName(e){switch(e.toLowerCase()){case"position":case"positions":case"vertices":return"POSITION";case"normal":case"normals":return"NORMAL";case"color":case"colors":return"COLOR_0";case"texcoord":case"texcoords":return"TEXCOORD_0";default:return e}}_getAccessorMinMax(e,t){const i={min:null,max:null};if(e.length<t)return i;i.min=[],i.max=[];const s=e.subarray(0,t);for(const e of s)i.min.push(e),i.max.push(e);for(let s=t;s<e.length;s+=t)for(let r=0;r<t;r++)i.min[0+r]=Math.min(i.min[0+r],e[s+r]),i.max[0+r]=Math.max(i.max[0+r],e[s+r]);return i}}const vx="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",bx="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this.type&&this.type.typeId}clone(){return new Rx(this.name,this.type,this.nullable,this.metadata)}compareTo(e){return this.name===e.name&&this.type===e.type&&this.nullable===e.nullable&&this.metadata===e.metadata}toString(){return"".concat(this.type).concat(this.nullable?", nullable":"").concat(this.metadata?", metadata: ".concat(this.metadata):"")}}let Lx,Ux,Ox,kx;!function(e){e[e.NONE=0]="NONE",e[e.Null=1]="Null",e[e.Int=2]="Int",e[e.Float=3]="Float",e[e.Binary=4]="Binary",e[e.Utf8=5]="Utf8",e[e.Bool=6]="Bool",e[e.Decimal=7]="Decimal",e[e.Date=8]="Date",e[e.Time=9]="Time",e[e.Timestamp=10]="Timestamp",e[e.Interval=11]="Interval",e[e.List=12]="List",e[e.Struct=13]="Struct",e[e.Union=14]="Union",e[e.FixedSizeBinary=15]="FixedSizeBinary",e[e.FixedSizeList=16]="FixedSizeList",e[e.Map=17]="Map",e[e.Dictionary=-1]="Dictionary",e[e.Int8=-2]="Int8",e[e.Int16=-3]="Int16",e[e.Int32=-4]="Int32",e[e.Int64=-5]="Int64",e[e.Uint8=-6]="Uint8",e[e.Uint16=-7]="Uint16",e[e.Uint32=-8]="Uint32",e[e.Uint64=-9]="Uint64",e[e.Float16=-10]="Float16",e[e.Float32=-11]="Float32",e[e.Float64=-12]="Float64",e[e.DateDay=-13]="DateDay",e[e.DateMillisecond=-14]="DateMillisecond",e[e.TimestampSecond=-15]="TimestampSecond",e[e.TimestampMillisecond=-16]="TimestampMillisecond",e[e.TimestampMicrosecond=-17]="TimestampMicrosecond",e[e.TimestampNanosecond=-18]="TimestampNanosecond",e[e.TimeSecond=-19]="TimeSecond",e[e.TimeMillisecond=-20]="TimeMillisecond",e[e.TimeMicrosecond=-21]="TimeMicrosecond",e[e.TimeNanosecond=-22]="TimeNanosecond",e[e.DenseUnion=-23]="DenseUnion",e[e.SparseUnion=-24]="SparseUnion",e[e.IntervalDayTime=-25]="IntervalDayTime",e[e.IntervalYearMonth=-26]="IntervalYearMonth"}(Lx||(Lx={}));class Nx{static isNull(e){return e&&e.typeId===Lx.Null}static isInt(e){return e&&e.typeId===Lx.Int}static isFloat(e){return e&&e.typeId===Lx.Float}static isBinary(e){return e&&e.typeId===Lx.Binary}static isUtf8(e){return e&&e.typeId===Lx.Utf8}static isBool(e){return e&&e.typeId===Lx.Bool}static isDecimal(e){return e&&e.typeId===Lx.Decimal}static isDate(e){return e&&e.typeId===Lx.Date}static isTime(e){return e&&e.typeId===Lx.Time}static isTimestamp(e){return e&&e.typeId===Lx.Timestamp}static isInterval(e){return e&&e.typeId===Lx.Interval}static isList(e){return e&&e.typeId===Lx.List}static isStruct(e){return e&&e.typeId===Lx.Struct}static isUnion(e){return e&&e.typeId===Lx.Union}static isFixedSizeBinary(e){return e&&e.typeId===Lx.FixedSizeBinary}static isFixedSizeList(e){return e&&e.typeId===Lx.FixedSizeList}static isMap(e){return e&&e.typeId===Lx.Map}static isDictionary(e){return e&&e.typeId===Lx.Dictionary}get typeId(){return Lx.NONE}compareTo(e){return this===e}}Ux=Symbol.toStringTag;class Qx extends Nx{constructor(e,t){super(),iv(this,"isSigned",void 0),iv(this,"bitWidth",void 0),this.isSigned=e,this.bitWidth=t}get typeId(){return Lx.Int}get[Ux](){return"Int"}toString(){return"".concat(this.isSigned?"I":"Ui","nt").concat(this.bitWidth)}}class Vx extends Qx{constructor(){super(!0,8)}}class Hx extends Qx{constructor(){super(!0,16)}}class jx extends Qx{constructor(){super(!0,32)}}class Gx extends Qx{constructor(){super(!1,8)}}class zx extends Qx{constructor(){super(!1,16)}}class Wx extends Qx{constructor(){super(!1,32)}}const Kx=32,Xx=64;Ox=Symbol.toStringTag;class Jx extends Nx{constructor(e){super(),iv(this,"precision",void 0),this.precision=e}get typeId(){return Lx.Float}get[Ox](){return"Float"}toString(){return"Float".concat(this.precision)}}class Yx extends Jx{constructor(){super(Kx)}}class Zx extends Jx{constructor(){super(Xx)}}kx=Symbol.toStringTag;class qx extends Nx{constructor(e,t){super(),iv(this,"listSize",void 0),iv(this,"children",void 0),this.listSize=e,this.children=[t]}get typeId(){return Lx.FixedSizeList}get valueType(){return this.children[0].type}get valueField(){return this.children[0]}get[kx](){return"FixedSizeList"}toString(){return"FixedSizeList[".concat(this.listSize,"]<").concat(this.valueType,">")}}function $x(e,t,i){const s=function(e){switch(e.constructor){case Int8Array:return new Vx;case Uint8Array:return new Gx;case Int16Array:return new Hx;case Uint16Array:return new zx;case Int32Array:return new jx;case Uint32Array:return new Wx;case Float32Array:return new Yx;case Float64Array:return new Zx;default:throw new Error("array type not supported")}}(t.value),r=i||function(e){const t=new Map;"byteOffset"in e&&t.set("byteOffset",e.byteOffset.toString(10));"byteStride"in e&&t.set("byteStride",e.byteStride.toString(10));"normalized"in e&&t.set("normalized",e.normalized.toString());return t}(t);return new Rx(e,new qx(t.size,new Rx("value",s)),!1,r)}function eB(e,t,i){return $x(e,t,i?tB(i.metadata):void 0)}function tB(e){const t=new Map;for(const i in e)t.set("".concat(i,".string"),JSON.stringify(e[i]));return t}const iB={POSITION:"POSITION",NORMAL:"NORMAL",COLOR:"COLOR_0",TEX_COORD:"TEXCOORD_0"},sB={1:Int8Array,2:Uint8Array,3:Int16Array,4:Uint16Array,5:Int32Array,6:Uint32Array,9:Float32Array};class rB{constructor(e){iv(this,"draco",void 0),iv(this,"decoder",void 0),iv(this,"metadataQuerier",void 0),this.draco=e,this.decoder=new this.draco.Decoder,this.metadataQuerier=new this.draco.MetadataQuerier}destroy(){this.draco.destroy(this.decoder),this.draco.destroy(this.metadataQuerier)}parseSync(e,t={}){const i=new this.draco.DecoderBuffer;i.Init(new Int8Array(e),e.byteLength),this._disableAttributeTransforms(t);const s=this.decoder.GetEncodedGeometryType(i),r=s===this.draco.TRIANGULAR_MESH?new this.draco.Mesh:new this.draco.PointCloud;try{let e;switch(s){case this.draco.TRIANGULAR_MESH:e=this.decoder.DecodeBufferToMesh(i,r);break;case this.draco.POINT_CLOUD:e=this.decoder.DecodeBufferToPointCloud(i,r);break;default:throw new Error("DRACO: Unknown geometry type.")}if(!e.ok()||!r.ptr){const t="DRACO decompression failed: ".concat(e.error_msg());throw new Error(t)}const o=this._getDracoLoaderData(r,s,t),n=this._getMeshData(r,o,t),a=function(e){let t=1/0,i=1/0,s=1/0,r=-1/0,o=-1/0,n=-1/0;const a=e.POSITION?e.POSITION.value:[],l=a&&a.length;for(let e=0;e<l;e+=3){const l=a[e],A=a[e+1],h=a[e+2];t=l<t?l:t,i=A<i?A:i,s=h<s?h:s,r=l>r?l:r,o=A>o?A:o,n=h>n?h:n}return[[t,i,s],[r,o,n]]}(n.attributes),l=function(e,t,i){const s=tB(t.metadata),r=[],o=function(e){const t={};for(const i in e){const s=e[i];t[s.name||"undefined"]=s}return t}(t.attributes);for(const t in e){const i=eB(t,e[t],o[t]);r.push(i)}if(i){const e=eB("indices",i);r.push(e)}return new Sx(r,s)}(n.attributes,o,n.indices);return{loader:"draco",loaderData:o,header:{vertexCount:r.num_points(),boundingBox:a},...n,schema:l}}finally{this.draco.destroy(i),r&&this.draco.destroy(r)}}_getDracoLoaderData(e,t,i){const s=this._getTopLevelMetadata(e),r=this._getDracoAttributes(e,i);return{geometry_type:t,num_attributes:e.num_attributes(),num_points:e.num_points(),num_faces:e instanceof this.draco.Mesh?e.num_faces():0,metadata:s,attributes:r}}_getDracoAttributes(e,t){const i={};for(let s=0;s<e.num_attributes();s++){const r=this.decoder.GetAttribute(e,s),o=this._getAttributeMetadata(e,s);i[r.unique_id()]={unique_id:r.unique_id(),attribute_type:r.attribute_type(),data_type:r.data_type(),num_components:r.num_components(),byte_offset:r.byte_offset(),byte_stride:r.byte_stride(),normalized:r.normalized(),attribute_index:s,metadata:o};const n=this._getQuantizationTransform(r,t);n&&(i[r.unique_id()].quantization_transform=n);const a=this._getOctahedronTransform(r,t);a&&(i[r.unique_id()].octahedron_transform=a)}return i}_getMeshData(e,t,i){const s=this._getMeshAttributes(t,e,i);if(!s.POSITION)throw new Error("DRACO: No position attribute found.");return e instanceof this.draco.Mesh?"triangle-strip"===i.topology?{topology:"triangle-strip",mode:4,attributes:s,indices:{value:this._getTriangleStripIndices(e),size:1}}:{topology:"triangle-list",mode:5,attributes:s,indices:{value:this._getTriangleListIndices(e),size:1}}:{topology:"point-list",mode:0,attributes:s}}_getMeshAttributes(e,t,i){const s={};for(const r of Object.values(e.attributes)){const e=this._deduceAttributeName(r,i);r.name=e;const{value:o,size:n}=this._getAttributeValues(t,r);s[e]={value:o,size:n,byteOffset:r.byte_offset,byteStride:r.byte_stride,normalized:r.normalized}}return s}_getTriangleListIndices(e){const t=3*e.num_faces(),i=4*t,s=this.draco._malloc(i);try{return this.decoder.GetTrianglesUInt32Array(e,i,s),new Uint32Array(this.draco.HEAPF32.buffer,s,t).slice()}finally{this.draco._free(s)}}_getTriangleStripIndices(e){const t=new this.draco.DracoInt32Array;try{return this.decoder.GetTriangleStripsFromMesh(e,t),function(e){const t=e.size(),i=new Int32Array(t);for(let s=0;s<t;s++)i[s]=e.GetValue(s);return i}(t)}finally{this.draco.destroy(t)}}_getAttributeValues(e,t){const i=sB[t.data_type],s=t.num_components,r=e.num_points()*s,o=r*i.BYTES_PER_ELEMENT,n=function(e,t){switch(t){case Float32Array:return e.DT_FLOAT32;case Int8Array:return e.DT_INT8;case Int16Array:return e.DT_INT16;case Int32Array:return e.DT_INT32;case Uint8Array:return e.DT_UINT8;case Uint16Array:return e.DT_UINT16;case Uint32Array:return e.DT_UINT32;default:return e.DT_INVALID}}(this.draco,i);let a;const l=this.draco._malloc(o);try{const s=this.decoder.GetAttribute(e,t.attribute_index);this.decoder.GetAttributeDataArrayForAllPoints(e,s,n,o,l),a=new i(this.draco.HEAPF32.buffer,l,r).slice()}finally{this.draco._free(l)}return{value:a,size:s}}_deduceAttributeName(e,t){const i=e.unique_id;for(const[e,s]of Object.entries(t.extraAttributes||{}))if(s===i)return e;const s=e.attribute_type;for(const e in iB){if(this.draco[e]===s)return iB[e]}const r=t.attributeNameEntry||"name";return e.metadata[r]?e.metadata[r].string:"CUSTOM_ATTRIBUTE_".concat(i)}_getTopLevelMetadata(e){const t=this.decoder.GetMetadata(e);return this._getDracoMetadata(t)}_getAttributeMetadata(e,t){const i=this.decoder.GetAttributeMetadata(e,t);return this._getDracoMetadata(i)}_getDracoMetadata(e){if(!e||!e.ptr)return{};const t={},i=this.metadataQuerier.NumEntries(e);for(let s=0;s<i;s++){const i=this.metadataQuerier.GetEntryName(e,s);t[i]=this._getDracoMetadataField(e,i)}return t}_getDracoMetadataField(e,t){const i=new this.draco.DracoInt32Array;try{this.metadataQuerier.GetIntEntryArray(e,t,i);const s=function(e){const t=e.size(),i=new Int32Array(t);for(let s=0;s<t;s++)i[s]=e.GetValue(s);return i}(i);return{int:this.metadataQuerier.GetIntEntry(e,t),string:this.metadataQuerier.GetStringEntry(e,t),double:this.metadataQuerier.GetDoubleEntry(e,t),intArray:s}}finally{this.draco.destroy(i)}}_disableAttributeTransforms(e){const{quantizedAttributes:t=[],octahedronAttributes:i=[]}=e,s=[...t,...i];for(const e of s)this.decoder.SkipAttributeTransform(this.draco[e])}_getQuantizationTransform(e,t){const{quantizedAttributes:i=[]}=t,s=e.attribute_type();if(i.map((e=>this.decoder[e])).includes(s)){const t=new this.draco.AttributeQuantizationTransform;try{if(t.InitFromAttribute(e))return{quantization_bits:t.quantization_bits(),range:t.range(),min_values:new Float32Array([1,2,3]).map((e=>t.min_value(e)))}}finally{this.draco.destroy(t)}}return null}_getOctahedronTransform(e,t){const{octahedronAttributes:i=[]}=t,s=e.attribute_type();if(i.map((e=>this.decoder[e])).includes(s)){const t=new this.draco.AttributeQuantizationTransform;try{if(t.InitFromAttribute(e))return{quantization_bits:t.quantization_bits()}}finally{this.draco.destroy(t)}}return null}}const oB="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.js"),nB="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_wasm_wrapper.js"),aB="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.wasm");let lB;async function AB(e){const t=e.modules||{};return lB=t.draco3d?lB||t.draco3d.createDecoderModule({}).then((e=>({draco:e}))):lB||async function(e){let t,i;if("js"===(e.draco&&e.draco.decoderType))t=await mv(oB,"draco",e);else[t,i]=await Promise.all([await mv(nB,"draco",e),await mv(aB,"draco",e)]);return t=t||globalThis.DracoDecoderModule,await function(e,t){const i={};t&&(i.wasmBinary=t);return new Promise((t=>{e({...i,onModuleLoaded:e=>t({draco:e})})}))}(t,i)}(e),await lB}const hB={...Dx,parse:async function(e,t){const{draco:i}=await AB(t),s=new rB(i);try{return s.parseSync(e,null==t?void 0:t.draco)}finally{s.destroy()}}};function cB(e){const{buffer:t,size:i,count:s}=function(e){let t=e,i=1,s=0;e&&e.value&&(t=e.value,i=e.size||1);t&&(ArrayBuffer.isView(t)||(t=function(e,t,i=!1){if(!e)return null;if(Array.isArray(e))return new t(e);if(i&&!(e instanceof t))return new t(e);return e}(t,Float32Array)),s=t.length/i);return{buffer:t,size:i,count:s}}(e);return{value:t,size:i,byteOffset:0,count:s,type:px(i),componentType:fx(t)}}async function uB(e,t,i,s){const r=e.getObjectExtension(t,"KHR_draco_mesh_compression");if(!r)return;const o=e.getTypedArrayForBufferView(r.bufferView),n=wv(o.buffer,o.byteOffset),{parse:a}=s,l={...i};delete l["3d-tiles"];const A=await a(n,hB,l,s),h=function(e){const t={};for(const i in e){const s=e[i];if("indices"!==i){const e=cB(s);t[i]=e}}return t}(A.attributes);for(const[i,s]of Object.entries(h))if(i in t.attributes){const r=t.attributes[i],o=e.getAccessor(r);null!=o&&o.min&&null!=o&&o.max&&(s.min=o.min,s.max=o.max)}t.attributes=h,A.indices&&(t.indices=cB(A.indices)),function(e){if(!e.attributes&&Object.keys(e.attributes).length>0)throw new Error("glTF: Empty primitive detected: Draco decompression failure?")}(t)}function dB(e,t,i=4,s,r){var o;if(!s.DracoWriter)throw new Error("options.gltf.DracoWriter not provided");const n=s.DracoWriter.encodeSync({attributes:e}),a=null==r||null===(o=r.parseSync)||void 0===o?void 0:o.call(r,{attributes:e}),l=s._addFauxAttributes(a.attributes);return{primitives:[{attributes:l,mode:i,extensions:{KHR_draco_mesh_compression:{bufferView:s.addBufferView(n),attributes:l}}}]}}function*pB(e){for(const t of e.json.meshes||[])for(const e of t.primitives)yield e}var fB=Object.freeze({__proto__:null,name:"KHR_draco_mesh_compression",preprocess:function(e,t,i){const s=new _x(e);for(const e of pB(s))s.getObjectExtension(e,"KHR_draco_mesh_compression")},decode:async function(e,t,i){var s;if(null==t||null===(s=t.gltf)||void 0===s||!s.decompressMeshes)return;const r=new _x(e),o=[];for(const e of pB(r))r.getObjectExtension(e,"KHR_draco_mesh_compression")&&o.push(uB(r,e,t,i));await Promise.all(o),r.removeExtension("KHR_draco_mesh_compression")},encode:function(e,t={}){const i=new _x(e);for(const e of i.json.meshes||[])dB(e),i.addRequiredExtension("KHR_draco_mesh_compression")}});var gB=Object.freeze({__proto__:null,name:"KHR_lights_punctual",decode:async function(e){const t=new _x(e),{json:i}=t,s=t.getExtension("KHR_lights_punctual");s&&(t.json.lights=s.lights,t.removeExtension("KHR_lights_punctual"));for(const e of i.nodes||[]){const i=t.getObjectExtension(e,"KHR_lights_punctual");i&&(e.light=i.light),t.removeObjectExtension(e,"KHR_lights_punctual")}},encode:async function(e){const t=new _x(e),{json:i}=t;if(i.lights){const e=t.addExtension("KHR_lights_punctual");nx(!e.lights),e.lights=i.lights,delete i.lights}if(t.json.lights){for(const e of t.json.lights){const i=e.node;t.addObjectExtension(i,"KHR_lights_punctual",e)}delete t.json.lights}}});function mB(e,t){const i=Object.assign({},e.values);return Object.keys(e.uniforms||{}).forEach((t=>{e.uniforms[t].value&&!(t in i)&&(i[t]=e.uniforms[t].value)})),Object.keys(i).forEach((e=>{"object"==typeof i[e]&&void 0!==i[e].index&&(i[e].texture=t.getTexture(i[e].index))})),i}const _B=[Ex,Fx,Ix,fB,gB,Object.freeze({__proto__:null,name:"KHR_materials_unlit",decode:async function(e){const t=new _x(e),{json:i}=t;t.removeExtension("KHR_materials_unlit");for(const e of i.materials||[]){e.extensions&&e.extensions.KHR_materials_unlit&&(e.unlit=!0),t.removeObjectExtension(e,"KHR_materials_unlit")}},encode:function(e){const t=new _x(e),{json:i}=t;if(t.materials)for(const e of i.materials||[])e.unlit&&(delete e.unlit,t.addObjectExtension(e,"KHR_materials_unlit",{}),t.addExtension("KHR_materials_unlit"))}}),Object.freeze({__proto__:null,name:"KHR_techniques_webgl",decode:async function(e){const t=new _x(e),{json:i}=t,s=t.getExtension("KHR_techniques_webgl");if(s){const e=function(e,t){const{programs:i=[],shaders:s=[],techniques:r=[]}=e,o=new TextDecoder;return s.forEach((e=>{if(!Number.isFinite(e.bufferView))throw new Error("KHR_techniques_webgl: no shader code");e.code=o.decode(t.getTypedArrayForBufferView(e.bufferView))})),i.forEach((e=>{e.fragmentShader=s[e.fragmentShader],e.vertexShader=s[e.vertexShader]})),r.forEach((e=>{e.program=i[e.program]})),r}(s,t);for(const s of i.materials||[]){const i=t.getObjectExtension(s,"KHR_techniques_webgl");i&&(s.technique=Object.assign({},i,e[i.technique]),s.technique.values=mB(s.technique,t)),t.removeObjectExtension(s,"KHR_techniques_webgl")}t.removeExtension("KHR_techniques_webgl")}},encode:async function(e,t){}})];function vB(e,t){var i;const s=(null==t||null===(i=t.gltf)||void 0===i?void 0:i.excludeExtensions)||{};return!(e in s&&!s[e])}const bB={accessors:"accessor",animations:"animation",buffers:"buffer",bufferViews:"bufferView",images:"image",materials:"material",meshes:"mesh",nodes:"node",samplers:"sampler",scenes:"scene",skins:"skin",textures:"texture"},yB={accessor:"accessors",animations:"animation",buffer:"buffers",bufferView:"bufferViews",image:"images",material:"materials",mesh:"meshes",node:"nodes",sampler:"samplers",scene:"scenes",skin:"skins",texture:"textures"};class xB{constructor(){iv(this,"idToIndexMap",{animations:{},accessors:{},buffers:{},bufferViews:{},images:{},materials:{},meshes:{},nodes:{},samplers:{},scenes:{},skins:{},textures:{}}),iv(this,"json",void 0)}normalize(e,t){this.json=e.json;const i=e.json;switch(i.asset&&i.asset.version){case"2.0":return;case void 0:case"1.0":break;default:return void console.warn("glTF: Unknown version ".concat(i.asset.version))}if(!t.normalize)throw new Error("glTF v1 is not supported.");console.warn("Converting glTF v1 to glTF v2 format. This is experimental and may fail."),this._addAsset(i),this._convertTopLevelObjectsToArrays(i),function(e){const t=new _x(e),{json:i}=t;for(const e of i.images||[]){const i=t.getObjectExtension(e,"KHR_binary_glTF");i&&Object.assign(e,i),t.removeObjectExtension(e,"KHR_binary_glTF")}i.buffers&&i.buffers[0]&&delete i.buffers[0].uri,t.removeExtension("KHR_binary_glTF")}(e),this._convertObjectIdsToArrayIndices(i),this._updateObjects(i),this._updateMaterial(i)}_addAsset(e){e.asset=e.asset||{},e.asset.version="2.0",e.asset.generator=e.asset.generator||"Normalized to glTF 2.0 by loaders.gl"}_convertTopLevelObjectsToArrays(e){for(const t in bB)this._convertTopLevelObjectToArray(e,t)}_convertTopLevelObjectToArray(e,t){const i=e[t];if(i&&!Array.isArray(i)){e[t]=[];for(const s in i){const r=i[s];r.id=r.id||s;const o=e[t].length;e[t].push(r),this.idToIndexMap[t][s]=o}}}_convertObjectIdsToArrayIndices(e){for(const t in bB)this._convertIdsToIndices(e,t);"scene"in e&&(e.scene=this._convertIdToIndex(e.scene,"scene"));for(const t of e.textures)this._convertTextureIds(t);for(const t of e.meshes)this._convertMeshIds(t);for(const t of e.nodes)this._convertNodeIds(t);for(const t of e.scenes)this._convertSceneIds(t)}_convertTextureIds(e){e.source&&(e.source=this._convertIdToIndex(e.source,"image"))}_convertMeshIds(e){for(const t of e.primitives){const{attributes:e,indices:i,material:s}=t;for(const t in e)e[t]=this._convertIdToIndex(e[t],"accessor");i&&(t.indices=this._convertIdToIndex(i,"accessor")),s&&(t.material=this._convertIdToIndex(s,"material"))}}_convertNodeIds(e){e.children&&(e.children=e.children.map((e=>this._convertIdToIndex(e,"node")))),e.meshes&&(e.meshes=e.meshes.map((e=>this._convertIdToIndex(e,"mesh"))))}_convertSceneIds(e){e.nodes&&(e.nodes=e.nodes.map((e=>this._convertIdToIndex(e,"node"))))}_convertIdsToIndices(e,t){e[t]||(console.warn("gltf v1: json doesn't contain attribute ".concat(t)),e[t]=[]);for(const i of e[t])for(const e in i){const t=i[e],s=this._convertIdToIndex(t,e);i[e]=s}}_convertIdToIndex(e,t){const i=yB[t];if(i in this.idToIndexMap){const s=this.idToIndexMap[i][e];if(!Number.isFinite(s))throw new Error("gltf v1: failed to resolve ".concat(t," with id ").concat(e));return s}return e}_updateObjects(e){for(const e of this.json.buffers)delete e.type}_updateMaterial(e){for(const s of e.materials){var t,i;s.pbrMetallicRoughness={baseColorFactor:[1,1,1,1],metallicFactor:1,roughnessFactor:1};const r=(null===(t=s.values)||void 0===t?void 0:t.tex)||(null===(i=s.values)||void 0===i?void 0:i.texture2d_0),o=e.textures.findIndex((e=>e.id===r));-1!==o&&(s.pbrMetallicRoughness.baseColorTexture={index:o})}}}const BB={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},wB={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},PB=10240,CB=10241,MB=10242,EB=10243,FB=10497,IB={magFilter:PB,minFilter:CB,wrapS:MB,wrapT:EB},DB={[PB]:9729,[CB]:9986,[MB]:FB,[EB]:FB};class SB{constructor(){iv(this,"baseUri",""),iv(this,"json",{}),iv(this,"buffers",[]),iv(this,"images",[])}postProcess(e,t={}){const{json:i,buffers:s=[],images:r=[],baseUri:o=""}=e;return nx(i),this.baseUri=o,this.json=i,this.buffers=s,this.images=r,this._resolveTree(this.json,t),this.json}_resolveTree(e,t={}){e.bufferViews&&(e.bufferViews=e.bufferViews.map(((e,t)=>this._resolveBufferView(e,t)))),e.images&&(e.images=e.images.map(((e,t)=>this._resolveImage(e,t)))),e.samplers&&(e.samplers=e.samplers.map(((e,t)=>this._resolveSampler(e,t)))),e.textures&&(e.textures=e.textures.map(((e,t)=>this._resolveTexture(e,t)))),e.accessors&&(e.accessors=e.accessors.map(((e,t)=>this._resolveAccessor(e,t)))),e.materials&&(e.materials=e.materials.map(((e,t)=>this._resolveMaterial(e,t)))),e.meshes&&(e.meshes=e.meshes.map(((e,t)=>this._resolveMesh(e,t)))),e.nodes&&(e.nodes=e.nodes.map(((e,t)=>this._resolveNode(e,t)))),e.skins&&(e.skins=e.skins.map(((e,t)=>this._resolveSkin(e,t)))),e.scenes&&(e.scenes=e.scenes.map(((e,t)=>this._resolveScene(e,t)))),void 0!==e.scene&&(e.scene=e.scenes[this.json.scene])}getScene(e){return this._get("scenes",e)}getNode(e){return this._get("nodes",e)}getSkin(e){return this._get("skins",e)}getMesh(e){return this._get("meshes",e)}getMaterial(e){return this._get("materials",e)}getAccessor(e){return this._get("accessors",e)}getCamera(e){return null}getTexture(e){return this._get("textures",e)}getSampler(e){return this._get("samplers",e)}getImage(e){return this._get("images",e)}getBufferView(e){return this._get("bufferViews",e)}getBuffer(e){return this._get("buffers",e)}_get(e,t){if("object"==typeof t)return t;const i=this.json[e]&&this.json[e][t];return i||console.warn("glTF file error: Could not find ".concat(e,"[").concat(t,"]")),i}_resolveScene(e,t){return e.id=e.id||"scene-".concat(t),e.nodes=(e.nodes||[]).map((e=>this.getNode(e))),e}_resolveNode(e,t){return e.id=e.id||"node-".concat(t),e.children&&(e.children=e.children.map((e=>this.getNode(e)))),void 0!==e.mesh?e.mesh=this.getMesh(e.mesh):void 0!==e.meshes&&e.meshes.length&&(e.mesh=e.meshes.reduce(((e,t)=>{const i=this.getMesh(t);return e.id=i.id,e.primitives=e.primitives.concat(i.primitives),e}),{primitives:[]})),void 0!==e.camera&&(e.camera=this.getCamera(e.camera)),void 0!==e.skin&&(e.skin=this.getSkin(e.skin)),e}_resolveSkin(e,t){return e.id=e.id||"skin-".concat(t),e.inverseBindMatrices=this.getAccessor(e.inverseBindMatrices),e}_resolveMesh(e,t){return e.id=e.id||"mesh-".concat(t),e.primitives&&(e.primitives=e.primitives.map((e=>{const t=(e={...e}).attributes;e.attributes={};for(const i in t)e.attributes[i]=this.getAccessor(t[i]);return void 0!==e.indices&&(e.indices=this.getAccessor(e.indices)),void 0!==e.material&&(e.material=this.getMaterial(e.material)),e}))),e}_resolveMaterial(e,t){if(e.id=e.id||"material-".concat(t),e.normalTexture&&(e.normalTexture={...e.normalTexture},e.normalTexture.texture=this.getTexture(e.normalTexture.index)),e.occlusionTexture&&(e.occlustionTexture={...e.occlustionTexture},e.occlusionTexture.texture=this.getTexture(e.occlusionTexture.index)),e.emissiveTexture&&(e.emmisiveTexture={...e.emmisiveTexture},e.emissiveTexture.texture=this.getTexture(e.emissiveTexture.index)),e.emissiveFactor||(e.emissiveFactor=e.emmisiveTexture?[1,1,1]:[0,0,0]),e.pbrMetallicRoughness){e.pbrMetallicRoughness={...e.pbrMetallicRoughness};const t=e.pbrMetallicRoughness;t.baseColorTexture&&(t.baseColorTexture={...t.baseColorTexture},t.baseColorTexture.texture=this.getTexture(t.baseColorTexture.index)),t.metallicRoughnessTexture&&(t.metallicRoughnessTexture={...t.metallicRoughnessTexture},t.metallicRoughnessTexture.texture=this.getTexture(t.metallicRoughnessTexture.index))}return e}_resolveAccessor(e,t){var i,s;if(e.id=e.id||"accessor-".concat(t),void 0!==e.bufferView&&(e.bufferView=this.getBufferView(e.bufferView)),e.bytesPerComponent=(i=e.componentType,wB[i]),e.components=(s=e.type,BB[s]),e.bytesPerElement=e.bytesPerComponent*e.components,e.bufferView){const t=e.bufferView.buffer,{ArrayType:i,byteLength:s}=gx(e,e.bufferView),r=(e.bufferView.byteOffset||0)+(e.byteOffset||0)+t.byteOffset;let o=t.arrayBuffer.slice(r,r+s);e.bufferView.byteStride&&(o=this._getValueFromInterleavedBuffer(t,r,e.bufferView.byteStride,e.bytesPerElement,e.count)),e.value=new i(o)}return e}_getValueFromInterleavedBuffer(e,t,i,s,r){const o=new Uint8Array(r*s);for(let n=0;n<r;n++){const r=t+n*i;o.set(new Uint8Array(e.arrayBuffer.slice(r,r+s)),n*s)}return o.buffer}_resolveTexture(e,t){return e.id=e.id||"texture-".concat(t),e.sampler="sampler"in e?this.getSampler(e.sampler):DB,e.source=this.getImage(e.source),e}_resolveSampler(e,t){e.id=e.id||"sampler-".concat(t),e.parameters={};for(const t in e){const i=this._enumSamplerParameter(t);void 0!==i&&(e.parameters[i]=e[t])}return e}_enumSamplerParameter(e){return IB[e]}_resolveImage(e,t){e.id=e.id||"image-".concat(t),void 0!==e.bufferView&&(e.bufferView=this.getBufferView(e.bufferView));const i=this.images[t];return i&&(e.image=i),e}_resolveBufferView(e,t){const i=e.buffer,s={id:"bufferView-".concat(t),...e,buffer:this.buffers[i]},r=this.buffers[i].arrayBuffer;let o=this.buffers[i].byteOffset||0;return"byteOffset"in e&&(o+=e.byteOffset),s.data=new Uint8Array(r,o,e.byteLength),s}_resolveCamera(e,t){return e.id=e.id||"camera-".concat(t),e.perspective,e.orthographic,e}}const TB=1735152710,RB=!0;function LB(e,t,i=0,s={}){const r=new DataView(t),o=function(e,t=0){return"".concat(String.fromCharCode(e.getUint8(t+0))).concat(String.fromCharCode(e.getUint8(t+1))).concat(String.fromCharCode(e.getUint8(t+2))).concat(String.fromCharCode(e.getUint8(t+3)))}(r,i+0),n=r.getUint32(i+4,RB),a=r.getUint32(i+8,RB);switch(Object.assign(e,{header:{byteOffset:i,byteLength:a,hasBinChunk:!1},type:o,version:n,json:{},binChunks:[]}),i+=12,e.version){case 1:return function(e,t,i){W_(e.header.byteLength>20);const s=t.getUint32(i+0,RB),r=t.getUint32(i+4,RB);return i+=8,W_(0===r),UB(e,t,i,s),i+=s,i+=OB(e,t,i,e.header.byteLength)}(e,r,i);case 2:return function(e,t,i,s){return W_(e.header.byteLength>20),function(e,t,i,s){for(;i+8<=e.header.byteLength;){const r=t.getUint32(i+0,RB),o=t.getUint32(i+4,RB);switch(i+=8,o){case 1313821514:UB(e,t,i,r);break;case 5130562:OB(e,t,i,r);break;case 0:s.strict||UB(e,t,i,r);break;case 1:s.strict||OB(e,t,i,r)}i+=Pv(r,4)}}(e,t,i,s),i+e.header.byteLength}(e,r,i,{});default:throw new Error("Invalid GLB version ".concat(e.version,". Only supports v1 and v2."))}}function UB(e,t,i,s){const r=new Uint8Array(t.buffer,i,s),o=new TextDecoder("utf8").decode(r);return e.json=JSON.parse(o),Pv(s,4)}function OB(e,t,i,s){return e.header.hasBinChunk=!0,e.binChunks.push({byteOffset:i,byteLength:s,arrayBuffer:t.buffer}),Pv(s,4)}async function kB(e,t,i=0,s,r){var o,n,a,l;!function(e,t,i,s){s.uri&&(e.baseUri=s.uri);if(t instanceof ArrayBuffer&&!function(e,t=0,i={}){const s=new DataView(e),{magic:r=TB}=i,o=s.getUint32(t,!1);return o===r||o===TB}(t,i,s)){t=(new TextDecoder).decode(t)}if("string"==typeof t)e.json=yv(t);else if(t instanceof ArrayBuffer){const r={};i=LB(r,t,i,s.glb),nx("glTF"===r.type,"Invalid GLB magic string ".concat(r.type)),e._glb=r,e.json=r.json}else nx(!1,"GLTF: must be ArrayBuffer or string");const r=e.json.buffers||[];if(e.buffers=new Array(r.length).fill(null),e._glb&&e._glb.header.hasBinChunk){const{binChunks:t}=e._glb;e.buffers[0]={arrayBuffer:t[0].arrayBuffer,byteOffset:t[0].byteOffset,byteLength:t[0].byteLength}}const o=e.json.images||[];e.images=new Array(o.length).fill({})}(e,t,i,s),function(e,t={}){(new xB).normalize(e,t)}(e,{normalize:null==s||null===(o=s.gltf)||void 0===o?void 0:o.normalize}),function(e,t={},i){const s=_B.filter((e=>vB(e.name,t)));for(const o of s){var r;null===(r=o.preprocess)||void 0===r||r.call(o,e,t,i)}}(e,s,r);const A=[];if(null!=s&&null!==(n=s.gltf)&&void 0!==n&&n.loadBuffers&&e.json.buffers&&await async function(e,t,i){const s=e.json.buffers||[];for(let n=0;n<s.length;++n){const a=s[n];if(a.uri){var r,o;const{fetch:s}=i;nx(s);const l=ax(a.uri,t),A=await(null==i||null===(r=i.fetch)||void 0===r?void 0:r.call(i,l)),h=await(null==A||null===(o=A.arrayBuffer)||void 0===o?void 0:o.call(A));e.buffers[n]={arrayBuffer:h,byteOffset:0,byteLength:h.byteLength},delete a.uri}else null===e.buffers[n]&&(e.buffers[n]={arrayBuffer:new ArrayBuffer(a.byteLength),byteOffset:0,byteLength:a.byteLength})}}(e,s,r),null!=s&&null!==(a=s.gltf)&&void 0!==a&&a.loadImages){const t=async function(e,t,i){const s=function(e){const t=new Set,i=e.json.textures||[];for(const e of i)void 0!==e.source&&t.add(e.source);return Array.from(t).sort()}(e),r=e.json.images||[],o=[];for(const n of s)o.push(NB(e,r[n],n,t,i));return await Promise.all(o)}(e,s,r);A.push(t)}const h=async function(e,t={},i){const s=_B.filter((e=>vB(e.name,t)));for(const o of s){var r;await(null===(r=o.decode)||void 0===r?void 0:r.call(o,e,t,i))}}(e,s,r);return A.push(h),await Promise.all(A),null!=s&&null!==(l=s.gltf)&&void 0!==l&&l.postProcess?function(e,t){return(new SB).postProcess(e,t)}(e,s):e}async function NB(e,t,i,s,r){const{fetch:o,parse:n}=r;let a;if(t.uri){const e=ax(t.uri,s),i=await o(e);a=await i.arrayBuffer()}if(Number.isFinite(t.bufferView)){const i=function(e,t,i){const s=e.bufferViews[i];nx(s);const r=t[s.buffer];nx(r);const o=(s.byteOffset||0)+r.byteOffset;return new Uint8Array(r.arrayBuffer,o,s.byteLength)}(e.json,e.buffers,t.bufferView);a=wv(i.buffer,i.byteOffset,i.byteLength)}nx(a,"glTF image has no data");let l=await n(a,[ix,Ny],{mimeType:t.mimeType,basis:s.basis||{format:ky()}},r);l&&l[0]&&(l={compressed:!0,mipmaps:!1,width:l[0].width,height:l[0].height,data:l[0]}),e.images=e.images||[],e.images[i]=l}const QB={name:"glTF",id:"gltf",module:"gltf",version:"3.2.6",extensions:["gltf","glb"],mimeTypes:["model/gltf+json","model/gltf-binary"],text:!0,binary:!0,tests:["glTF"],parse:async function(e,t={},i){(t={...QB.options,...t}).gltf={...QB.options.gltf,...t.gltf};const{byteOffset:s=0}=t;return await kB({},e,s,t,i)},options:{gltf:{normalize:!0,loadBuffers:!0,loadImages:!0,decompressMeshes:!0,postProcess:!0},log:console},deprecatedOptions:{fetchImages:"gltf.loadImages",createImages:"gltf.loadImages",decompress:"gltf.decompressMeshes",postProcess:"gltf.postProcess",gltf:{decompress:"gltf.decompressMeshes"}}};class VB{constructor(e){}load(e,t,i,s,r,o,n){!function(e,t,i,s,r,o,n){const a=e.viewer.scene.canvas.spinner;a.processes++;"glb"===t.split(".").pop()?e.dataSource.getGLB(t,(n=>{s.basePath=HB(t),jB(e,t,n,i,s,r,o),a.processes--}),(e=>{a.processes--,n(e)})):e.dataSource.getGLTF(t,(n=>{s.basePath=HB(t),jB(e,t,n,i,s,r,o),a.processes--}),(e=>{a.processes--,n(e)}))}(e,t,i,s=s||{},r,(function(){M.scheduleTask((function(){r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1)})),o&&o()}),(function(t){e.error(t),n&&n(t),r.fire("error",t)}))}parse(e,t,i,s,r,o,n){jB(e,"",t,i,s=s||{},r,(function(){r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1),o&&o()}))}}function HB(e){const t=e.lastIndexOf("/");return 0!==t?e.substring(0,t+1):""}function jB(e,t,i,s,r,o,n){const a=e.viewer.scene.canvas.spinner;a.processes++,oy(i,QB,{baseUri:r.basePath}).then((i=>{const l={src:t,entityId:r.entityId,metaModelJSON:s,autoMetaModel:r.autoMetaModel,globalizeObjectIds:r.globalizeObjectIds,metaObjects:[],loadBuffer:r.loadBuffer,basePath:r.basePath,handlenode:r.handlenode,backfaces:!!r.backfaces,gltfData:i,scene:o.scene,plugin:e,sceneModel:o,numObjects:0,nodes:[],nextId:0,log:t=>{e.log(t)}};!function(e){const t=e.gltfData.textures;if(t)for(let i=0,s=t.length;i<s;i++)GB(e,t[i])}(l),function(e){const t=e.gltfData.materials;if(t)for(let i=0,s=t.length;i<s;i++){const s=t[i];s._textureSetId=zB(e,s),s._attributes=WB(e,s)}}(l),r.autoMetaModel&&l.metaObjects.push({id:o.id,type:"Default",name:o.id}),function(e){const t=e.gltfData,i=t.scene||t.scenes[0];if(!i)return void function(e,t){e.plugin.error(t)}(e,"glTF has no default scene");const s=i.nodes;if(!s)return;!function e(t){t.forEach((t=>{const i=t.mesh;i&&(i.instances||=0,i.instances+=1),t.children&&e(t.children)}))}(s);const r=[];let o=null;!function t(i,s,n){i.forEach((i=>{const a=i.name;let l=null!=a&&a||0===s&&"entity-"+e.nextId++;if(l){for(;e.sceneModel.objects[l];)l="entity-"+e.nextId++;r.push(o),o=[]}const A=function(e,t){let i;e.matrix&&(i=e.matrix,t=t?c.mulMat4(t,i,c.mat4()):i);e.translation&&(i=c.translationMat4v(e.translation),t=t?c.mulMat4(t,i,c.mat4()):i);e.rotation&&(i=c.quaternionToMat4(e.rotation),t=t?c.mulMat4(t,i,c.mat4()):i);e.scale&&(i=c.scalingMat4v(e.scale),t=t?c.mulMat4(t,i,c.mat4()):i);return t}(i,n);if(i.mesh&&function(e,t,i,s){const r=e.mesh;if(!r)return;const o=r.primitives.length;if(o>0)for(let e=0;e<o;e++){const o=r.primitives[e];if(o.mode<4)continue;const n={id:t.sceneModel.id+"."+t.numObjects++},a=o.material;a?(n.textureSetId=a._textureSetId,n.color=a._attributes.color,n.opacity=a._attributes.opacity,n.metallic=a._attributes.metallic,n.roughness=a._attributes.roughness):(n.color=new Float32Array([1,1,1]),n.opacity=1);const l=!1!==t.backfaces||a&&!1!==a.doubleSided;switch(o.mode){case 0:n.primitive="points";break;case 1:case 2:case 3:n.primitive="lines";break;default:n.primitive=l?"triangles":"solid"}const A=o.attributes.POSITION;if(!A)continue;n.localPositions=A.value,n.positions=new Float64Array(n.localPositions.length),o.attributes.NORMAL&&(n.normals=o.attributes.NORMAL.value),o.attributes.TEXCOORD_0&&(n.uv=o.attributes.TEXCOORD_0.value),o.indices&&(n.indices=o.indices.value),i?c.transformPositions3(i,n.localPositions,n.positions):n.positions.set(n.localPositions);const h=c.vec3();X(n.positions,n.positions,h)&&(n.origin=h),t.sceneModel.createMesh(n),s.push(n.id)}}(i,e,A,o),i.children&&t(i.children,s+1,A),l){if(o.length>0){const 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10497:a=1e3}e.sceneModel.createTexture({id:i,image:t.source.image,flipY:!!t.flipY,minFilter:s,magFilter:r,wrapS:o,wrapT:n,wrapR:a,encoding:3001}),t._textureId=i}function zB(e,t){const i={};switch(t.normalTexture&&(i.normalTextureId=t.normalTexture.texture._textureId),t.occlusionTexture&&(i.occlusionTextureId=t.occlusionTexture.texture._textureId),t.emissiveTexture&&(i.emissiveTextureId=t.emissiveTexture.texture._textureId),t.alphaMode){case"OPAQUE":break;case"MASK":const e=t.alphaCutoff;i.alphaCutoff=void 0!==e?e:.5}const s=t.pbrMetallicRoughness;if(t.pbrMetallicRoughness){const r=t.pbrMetallicRoughness,o=r.baseColorTexture||r.colorTexture;o&&(o.texture?i.colorTextureId=o.texture._textureId:i.colorTextureId=e.gltfData.textures[o.index]._textureId),s.metallicRoughnessTexture&&(i.metallicRoughnessTextureId=s.metallicRoughnessTexture.texture._textureId)}const r=t.extensions;if(r){const t=r.KHR_materials_pbrSpecularGlossiness;if(t){t.specularTexture;const 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t={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"},i={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"},s={"NavCube.front":"FRONT","NavCube.back":"BACK","NavCube.right":"RIGHT","NavCube.left":"LEFT","NavCube.top":"TOP","NavCube.bottom":"BOTTOM"};return function(r){const o=f?i:t,n=o?o[r]:null;return n?e.localeService.translate(n)||s[n]||n:r}}();this.setZUp=function(){f=!0,d=h,this.clear()},this.setYUp=function(){f=!1,d=u,this.clear()},this.clear=function(){p.fillStyle=s,p.fillRect(0,0,a,n);for(var e=0,t=d.length;e<t;e++){d[e].highlighted=!1}g()},this.getArea=function(e){const t=e[0]*a,i=n-e[1]*n;for(var s=0,r=d.length;s<r;s++){const e=d[s].boundaries;for(var o=0,A=e.length;o<A;o++){const 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r=ew(e,t,null);i&&iw(e,i,s),sw(e,r),e.src=null,e.fire("loaded",!0,!1)}else this.warn("load() param expected: objText")}}var $B=function(e,t,i){rw(t,(function(s){var r=ew(e,s,t);i(r)}),(function(t){e.error(t)}))},ew=function(){const e={vertex_pattern:/^v\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,normal_pattern:/^vn\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,uv_pattern:/^vt\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,face_vertex:/^f\s+(-?\d+)\s+(-?\d+)\s+(-?\d+)(?:\s+(-?\d+))?/,face_vertex_uv:/^f\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+))?/,face_vertex_uv_normal:/^f\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+)\/(-?\d+))?/,face_vertex_normal:/^f\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)(?:\s+(-?\d+)\/\/(-?\d+))?/,object_pattern:/^[og]\s*(.+)?/,smoothing_pattern:/^s\s+(\d+|on|off)/,material_library_pattern:/^mtllib 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this._sectionPlane}_setPos(e){this._pos.set(e),K(this._pos,this._origin,this._rtcPos),this._rootNode.origin=this._origin,this._rootNode.position=this._rtcPos}_setDir(e){this._baseDir.set(e),this._rootNode.quaternion=c.vec3PairToQuaternion(ow,e,nw)}_setSectionPlaneDir(e){this._sectionPlane&&(this._ignoreNextSectionPlaneDirUpdate=!0,this._sectionPlane.dir=e)}setVisible(e=!0){if(this._visible!==e){var t;for(t in this._visible=e,this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].visible=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].visible=e)}}getVisible(){return this._visible}setCulled(e){var t;for(t in this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].culled=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].culled=e)}_createNodes(){const e=!1,t=this._viewer.scene,i=.01;this._rootNode=new 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ts(s,{geometry:r.axis,material:o.green,position:[0,-.5,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yShaftHandle:s.addChild(new ts(s,{geometry:r.axisHandle,material:o.pickable,position:[0,-.5,0],pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:s.addChild(new ts(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[.8,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrowHandle:s.addChild(new ts(s,{geometry:r.arrowHeadHandle,material:o.pickable,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[.8,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zShaft:s.addChild(new ts(s,{geometry:r.axis,material:o.blue,matrix:function(){const 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ts(s,{geometry:r.hoop,material:o.red,highlighted:!0,highlightMaterial:o.highlightRed,matrix:function(){const e=c.rotationMat4v(90*c.DEGTORAD,[0,1,0],c.identityMat4()),t=c.rotationMat4v(270*c.DEGTORAD,[1,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yHoop:s.addChild(new ts(s,{geometry:r.hoop,material:o.green,highlighted:!0,highlightMaterial:o.highlightGreen,rotation:[-90,0,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zHoop:s.addChild(new ts(s,{geometry:r.hoop,material:o.blue,highlighted:!0,highlightMaterial:o.highlightBlue,matrix:c.rotationMat4v(180*c.DEGTORAD,[1,0,0],c.identityMat4()),pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xAxisArrow:s.addChild(new ts(s,{geometry:r.arrowHeadBig,material:o.red,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[0,0,1],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrow:s.addChild(new ts(s,{geometry:r.arrowHeadBig,material:o.green,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(180*c.DEGTORAD,[1,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:s.addChild(new ts(s,{geometry:r.arrowHeadBig,material:o.blue,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[.8,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e)}}_bindEvents(){const e=this;var t=!1;const i=-1,s=0,r=1,o=2,n=3,a=4,l=5,A=this._rootNode;var h=null,u=null;const d=c.vec2(),p=c.vec3([1,0,0]),f=c.vec3([0,1,0]),g=c.vec3([0,0,1]),m=this._viewer.scene.canvas.canvas,_=this._viewer.camera,v=this._viewer.scene;{const e=c.vec3([0,0,0]);let t=-1;this._onCameraViewMatrix=v.camera.on("viewMatrix",(()=>{})),this._onCameraProjMatrix=v.camera.on("projMatrix",(()=>{})),this._onSceneTick=v.on("tick",(()=>{const i=Math.abs(c.lenVec3(c.subVec3(v.camera.eye,this._pos,e)));if(i!==t&&"perspective"===_.projection){const e=.07*(Math.tan(_.perspective.fov*c.DEGTORAD)*i);A.scale=[e,e,e],t=i}if("ortho"===_.projection){const e=_.ortho.scale/10;A.scale=[e,e,e],t=i}}))}const b=function(){const e=new Float64Array(2);return function(t){if(t){for(var i=t.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-s,e[1]=t.pageY-r}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),y=function(){const t=c.mat4();return function(i,s){return c.quaternionToMat4(e._rootNode.quaternion,t),c.transformVec3(t,i,s),c.normalizeVec3(s),s}}();var x=function(){const e=c.vec3();return function(t){const i=Math.abs(t[0]);return i>Math.abs(t[1])&&i>Math.abs(t[2])?c.cross3Vec3(t,[0,1,0],e):c.cross3Vec3(t,[1,0,0],e),c.cross3Vec3(e,t,e),c.normalizeVec3(e),e}}();const B=function(){const t=c.vec3(),i=c.vec3(),s=c.vec4();return function(r,o,n){y(r,s);const a=x(s,o,n);P(o,a,t),P(n,a,i),c.subVec3(i,t);const l=c.dotVec3(i,s);e._pos[0]+=s[0]*l,e._pos[1]+=s[1]*l,e._pos[2]+=s[2]*l,e._rootNode.position=e._pos,e._sectionPlane&&(e._sectionPlane.pos=e._pos)}}();var w=function(){const t=c.vec4(),i=c.vec4(),s=c.vec4(),r=c.vec4();return function(o,n,a){y(o,r);if(!(P(n,r,t)&&P(a,r,i))){const e=x(r,n,a);P(n,e,t,1),P(a,e,i,1);var l=c.dotVec3(t,r);t[0]-=l*r[0],t[1]-=l*r[1],t[2]-=l*r[2],l=c.dotVec3(i,r),i[0]-=l*r[0],i[1]-=l*r[1],i[2]-=l*r[2]}c.normalizeVec3(t),c.normalizeVec3(i),l=c.dotVec3(t,i),l=c.clamp(l,-1,1);var A=Math.acos(l)*c.RADTODEG;c.cross3Vec3(t,i,s),c.dotVec3(s,r)<0&&(A=-A),e._rootNode.rotate(o,A),C()}}(),P=function(){const t=c.vec4([0,0,0,1]),i=c.mat4();return function(s,r,o,n){n=n||0,t[0]=s[0]/m.width*2-1,t[1]=-(s[1]/m.height*2-1),t[2]=0,t[3]=1,c.mulMat4(_.projMatrix,_.viewMatrix,i),c.inverseMat4(i),c.transformVec4(i,t,t),c.mulVec4Scalar(t,1/t[3]);var a=_.eye;c.subVec4(t,a,t);const l=e._sectionPlane.pos;var A=-c.dotVec3(l,r)-n,h=c.dotVec3(r,t);if(Math.abs(h)>.005){var u=-(c.dotVec3(r,a)+A)/h;return c.mulVec3Scalar(t,u,o),c.addVec3(o,a),c.subVec3(o,l,o),!0}return!1}}();const C=function(){const t=c.vec3(),i=c.mat4();return function(){e.sectionPlane&&(c.quaternionToMat4(A.quaternion,i),c.transformVec3(i,[0,0,1],t),e._setSectionPlaneDir(t))}}();var M,E=!1;this._onCameraControlHover=this._viewer.cameraControl.on("hoverEnter",(e=>{if(!this._visible)return;if(E)return;var A;t=!1,M&&(M.visible=!1);switch(e.entity.id){case this._displayMeshes.xAxisArrowHandle.id:case this._displayMeshes.xAxisHandle.id:A=this._affordanceMeshes.xAxisArrow,h=s;break;case this._displayMeshes.yAxisArrowHandle.id:case this._displayMeshes.yShaftHandle.id:A=this._affordanceMeshes.yAxisArrow,h=r;break;case this._displayMeshes.zAxisArrowHandle.id:case this._displayMeshes.zAxisHandle.id:A=this._affordanceMeshes.zAxisArrow,h=o;break;case this._displayMeshes.xCurveHandle.id:A=this._affordanceMeshes.xHoop,h=n;break;case this._displayMeshes.yCurveHandle.id:A=this._affordanceMeshes.yHoop,h=a;break;case this._displayMeshes.zCurveHandle.id:A=this._affordanceMeshes.zHoop,h=l;break;default:return void(h=i)}A&&(A.visible=!0),M=A,t=!0})),this._onCameraControlHoverLeave=this._viewer.cameraControl.on("hoverOutEntity",(e=>{this._visible&&(M&&(M.visible=!1),M=null,h=i)})),m.addEventListener("mousedown",this._canvasMouseDownListener=e=>{if(e.preventDefault(),this._visible&&t&&(this._viewer.cameraControl.pointerEnabled=!1,1===e.which)){E=!0;var i=b(e);u=h,d[0]=i[0],d[1]=i[1]}}),m.addEventListener("mousemove",this._canvasMouseMoveListener=e=>{if(!this._visible)return;if(!E)return;var t=b(e);const i=t[0],A=t[1];switch(u){case s:B(p,d,t);break;case r:B(f,d,t);break;case o:B(g,d,t);break;case n:w(p,d,t);break;case a:w(f,d,t);break;case l:w(g,d,t)}d[0]=i,d[1]=A}),m.addEventListener("mouseup",this._canvasMouseUpListener=e=>{this._visible&&(this._viewer.cameraControl.pointerEnabled=!0,E&&(e.which,E=!1,t=!1))}),m.addEventListener("wheel",this._canvasWheelListener=e=>{if(this._visible)Math.max(-1,Math.min(1,40*-e.deltaY))})}_destroy(){this._unbindEvents(),this._destroyNodes()}_unbindEvents(){const e=this._viewer,t=e.scene,i=t.canvas.canvas,s=e.camera,r=e.cameraControl;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),s.off(this._onCameraViewMatrix),s.off(this._onCameraProjMatrix),r.off(this._onCameraControlHover),r.off(this._onCameraControlHoverLeave)}_destroyNodes(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}class lw{constructor(e,t,i){this.id=i.id,this._sectionPlane=i,this._mesh=new ts(t,{id:i.id,geometry:new zt(t,Wt({xSize:.5,ySize:.5,zSize:.001})),material:new Yt(t,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new ei(t,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new qt(t,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new qt(t,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});{const e=c.vec3([0,0,0]),t=c.vec3(),i=c.vec3([0,0,1]),s=c.vec4(4),r=c.vec3(),o=()=>{const o=this._sectionPlane.scene.center,n=[-this._sectionPlane.dir[0],-this._sectionPlane.dir[1],-this._sectionPlane.dir[2]];c.subVec3(o,this._sectionPlane.pos,e);const a=-c.dotVec3(n,e);c.normalizeVec3(n),c.mulVec3Scalar(n,a,t);const l=c.vec3PairToQuaternion(i,this._sectionPlane.dir,s);r[0]=.1*t[0],r[1]=.1*t[1],r[2]=.1*t[2],this._mesh.quaternion=l,this._mesh.position=r};this._onSectionPlanePos=this._sectionPlane.on("pos",o),this._onSectionPlaneDir=this._sectionPlane.on("dir",o)}this._highlighted=!1,this._selected=!1}setHighlighted(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}getHighlighted(){return this._highlighted}setSelected(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}getSelected(){return this._selected}destroy(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}class Aw{constructor(e,t){if(!(t.onHoverEnterPlane&&t.onHoverLeavePlane&&t.onClickedNothing&&t.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=e,this._viewer=e.viewer,this._onHoverEnterPlane=t.onHoverEnterPlane,this._onHoverLeavePlane=t.onHoverLeavePlane,this._onClickedNothing=t.onClickedNothing,this._onClickedPlane=t.onClickedPlane,this._visible=!0,this._planes={},this._canvas=t.overviewCanvas,this._scene=new hi(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new St(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new St(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new St(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;{const e=this._scene.camera,t=c.rotationMat4c(-90*c.DEGTORAD,1,0,0),i=c.vec3(),s=c.vec3(),r=c.vec3();this._synchCamera=()=>{const o=this._viewer.camera.eye,n=this._viewer.camera.look,a=this._viewer.camera.up;c.mulVec3Scalar(c.normalizeVec3(c.subVec3(o,n,i)),7),this._zUp?(c.transformVec3(t,i,s),c.transformVec3(t,a,r),e.look=[0,0,0],e.eye=c.transformVec3(t,i,s),e.up=c.transformPoint3(t,a,r)):(e.look=[0,0,0],e.eye=i,e.up=a)}}this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(e=>{this._scene.camera.perspective.fov=e}));var i=null;this._onInputMouseMove=this._scene.input.on("mousemove",(e=>{const t=this._scene.pick({canvasPos:e});if(t){if(!i||t.entity.id!==i.id){if(i){this._planes[i.id]&&this._onHoverLeavePlane(i.id)}i=t.entity;this._planes[i.id]&&this._onHoverEnterPlane(i.id)}}else i&&(this._onHoverLeavePlane(i.id),i=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=()=>{if(i){this._planes[i.id]&&this._onClickedPlane(i.id)}else this._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=()=>{i&&(this._onHoverLeavePlane(i.id),i=null)}),this.setVisible(t.overviewVisible)}addSectionPlane(e){this._planes[e.id]=new lw(this,this._scene,e)}setPlaneHighlighted(e,t){const i=this._planes[e];i&&i.setHighlighted(t)}setPlaneSelected(e,t){const i=this._planes[e];i&&i.setSelected(t)}removeSectionPlane(e){const t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}setVisible(e=!0){this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}getVisible(){return this._visible}destroy(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}const hw=c.AABB3(),cw=c.vec3();class uw{constructor(e,t,i,s,r,o){this.plugin=e,this.storeyId=r,this.modelId=s,this.storeyAABB=i.slice(),this.aabb=this.storeyAABB,this.modelAABB=t.slice(),this.numObjects=o}}class dw{constructor(e,t,i,s,r,o){this.storeyId=e,this.imageData=t,this.format=i,this.width=s,this.height=r}}const pw=c.vec3(),fw=c.mat4();const gw=new Float64Array([0,0,1]),mw=new Float64Array(4);class _w{constructor(e){this.id=null,this._viewer=e.viewer,this._plugin=e,this._visible=!1,this._pos=c.vec3(),this._origin=c.vec3(),this._rtcPos=c.vec3(),this._baseDir=c.vec3(),this._rootNode=null,this._displayMeshes=null,this._affordanceMeshes=null,this._ignoreNextSectionPlaneDirUpdate=!1,this._createNodes(),this._bindEvents()}_setSectionPlane(e){this._sectionPlane&&(this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._onSectionPlanePos=null,this._onSectionPlaneDir=null,this._sectionPlane=null),e&&(this.id=e.id,this._setPos(e.pos),this._setDir(e.dir),this._sectionPlane=e,this._onSectionPlanePos=e.on("pos",(()=>{this._setPos(this._sectionPlane.pos)})),this._onSectionPlaneDir=e.on("dir",(()=>{this._ignoreNextSectionPlaneDirUpdate?this._ignoreNextSectionPlaneDirUpdate=!1:this._setDir(this._sectionPlane.dir)})))}get sectionPlane(){return this._sectionPlane}_setPos(e){this._pos.set(e),K(this._pos,this._origin,this._rtcPos),this._rootNode.origin=this._origin,this._rootNode.position=this._rtcPos}_setDir(e){this._baseDir.set(e),this._rootNode.quaternion=c.vec3PairToQuaternion(gw,e,mw)}_setSectionPlaneDir(e){this._sectionPlane&&(this._ignoreNextSectionPlaneDirUpdate=!0,this._sectionPlane.dir=e)}setVisible(e=!0){if(this._visible!==e){var t;for(t in this._visible=e,this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].visible=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].visible=e)}}getVisible(){return this._visible}setCulled(e){var t;for(t in this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].culled=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].culled=e)}_createNodes(){const e=!1,t=this._viewer.scene,i=.01;this._rootNode=new ms(t,{position:[0,0,0],scale:[5,5,5]});const s=this._rootNode,r={arrowHead:new zt(s,ss({radiusTop:.001,radiusBottom:.07,radialSegments:32,heightSegments:1,height:.2,openEnded:!1})),arrowHeadBig:new zt(s,ss({radiusTop:.001,radiusBottom:.09,radialSegments:32,heightSegments:1,height:.25,openEnded:!1})),axis:new zt(s,ss({radiusTop:i,radiusBottom:i,radialSegments:20,heightSegments:1,height:1,openEnded:!1}))},o={red:new Yt(s,{diffuse:[1,0,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),green:new Yt(s,{diffuse:[0,1,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),blue:new Yt(s,{diffuse:[0,0,1],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightRed:new qt(s,{edges:!1,fill:!0,fillColor:[1,0,0],fillAlpha:.6})};this._displayMeshes={plane:s.addChild(new ts(s,{geometry:new zt(s,{primitive:"triangles",positions:[.5,.5,0,.5,-.5,0,-.5,-.5,0,-.5,.5,0,.5,.5,-0,.5,-.5,-0,-.5,-.5,-0,-.5,.5,-0],indices:[0,1,2,2,3,0]}),material:new Yt(s,{emissive:[0,0,0],diffuse:[0,0,0],backfaces:!0}),opacity:.6,ghosted:!0,pickable:!1,collidable:!0,clippable:!1,visible:!1,scale:[2.4,2.4,1]}),e),planeFrame:s.addChild(new ts(s,{geometry:new zt(s,Vs({center:[0,0,0],radius:1.7,tube:.02,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new Yt(s,{emissive:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],shininess:0}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,.1],rotation:[0,0,45]}),e),center:s.addChild(new ts(s,{geometry:new zt(s,rs({radius:.05})),material:o.center,pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zAxisArrow:s.addChild(new ts(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[.8,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zShaft:s.addChild(new ts(s,{geometry:r.axis,material:o.blue,matrix:function(){const e=c.translateMat4c(0,.5,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[1,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),clippable:!1,pickable:!1,collidable:!0,visible:!1}),e)},this._affordanceMeshes={planeFrame:s.addChild(new ts(s,{geometry:new zt(s,Vs({center:[0,0,0],radius:2,tube:i,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new Yt(s,{ambient:[1,1,1],diffuse:[0,0,0],emissive:[1,1,0]}),highlighted:!0,highlightMaterial:new qt(s,{edges:!1,filled:!0,fillColor:[1,1,0],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,1],rotation:[0,0,45]}),e),zAxisArrow:s.addChild(new ts(s,{geometry:r.arrowHeadBig,material:o.blue,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[.8,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e)}}_bindEvents(){const e=this._rootNode,t=c.vec2(),i=this._viewer.camera,s=this._viewer.scene;let r=0,o=!1;{const t=c.vec3([0,0,0]);let n=-1;this._onCameraViewMatrix=s.camera.on("viewMatrix",(()=>{})),this._onCameraProjMatrix=s.camera.on("projMatrix",(()=>{})),this._onSceneTick=s.on("tick",(()=>{o=!1;const l=Math.abs(c.lenVec3(c.subVec3(s.camera.eye,this._pos,t)));if(l!==n&&"perspective"===i.projection){const t=.07*(Math.tan(i.perspective.fov*c.DEGTORAD)*l);e.scale=[t,t,t],n=l}if("ortho"===i.projection){const t=i.ortho.scale/10;e.scale=[t,t,t],n=l}0!==r&&(a(r),r=0)}))}const n=function(){const e=new Float64Array(2);return function(t){if(t){for(var i=t.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-s,e[1]=t.pageY-r}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),a=e=>{const t=this._sectionPlane.pos,i=this._sectionPlane.dir;c.addVec3(t,c.mulVec3Scalar(i,.1*e*this._plugin.getDragSensitivity(),c.vec3())),this._sectionPlane.pos=t};{let e=!1;this._plugin._controlElement.addEventListener("mousedown",this._canvasMouseDownListener=i=>{if(i.preventDefault(),this._visible&&(this._viewer.cameraControl.pointerEnabled=!1,1===i.which)){e=!0;var s=n(i);t[0]=s[0],t[1]=s[1]}}),this._plugin._controlElement.addEventListener("mousemove",this._canvasMouseMoveListener=i=>{if(!this._visible)return;if(!e)return;if(o)return;var s=n(i);const r=s[0],l=s[1];a(l-t[1]),t[0]=r,t[1]=l}),this._plugin._controlElement.addEventListener("mouseup",this._canvasMouseUpListener=t=>{this._visible&&(this._viewer.cameraControl.pointerEnabled=!0,e&&(t.which,e=!1))}),this._plugin._controlElement.addEventListener("wheel",this._canvasWheelListener=e=>{this._visible&&(r+=Math.max(-1,Math.min(1,40*-e.deltaY)))})}{let e,t,i=null;this._plugin._controlElement.addEventListener("touchstart",this._handleTouchStart=t=>{t.stopPropagation(),t.preventDefault(),this._visible&&(e=t.touches[0].clientY,i=e,r=0)}),this._plugin._controlElement.addEventListener("touchmove",this._handleTouchMove=e=>{e.stopPropagation(),e.preventDefault(),this._visible&&(o||(o=!0,t=e.touches[0].clientY,null!==i&&(r+=t-i),i=t))}),this._plugin._controlElement.addEventListener("touchend",this._handleTouchEnd=i=>{i.stopPropagation(),i.preventDefault(),this._visible&&(e=null,t=null,r=0)})}}_destroy(){this._unbindEvents(),this._destroyNodes()}_unbindEvents(){const e=this._viewer,t=e.scene,i=t.canvas.canvas,s=e.camera,r=this._plugin._controlElement;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),r.removeEventListener("touchstart",this._handleTouchStart),r.removeEventListener("touchmove",this._handleTouchMove),r.removeEventListener("touchend",this._handleTouchEnd),s.off(this._onCameraViewMatrix),s.off(this._onCameraProjMatrix)}_destroyNodes(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}class vw{constructor(e,t,i){this.id=i.id,this._sectionPlane=i,this._mesh=new ts(t,{id:i.id,geometry:new zt(t,Wt({xSize:.5,ySize:.5,zSize:.001})),material:new Yt(t,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new ei(t,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new qt(t,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new qt(t,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});{const e=c.vec3([0,0,0]),t=c.vec3(),i=c.vec3([0,0,1]),s=c.vec4(4),r=c.vec3(),o=()=>{const o=this._sectionPlane.scene.center,n=[-this._sectionPlane.dir[0],-this._sectionPlane.dir[1],-this._sectionPlane.dir[2]];c.subVec3(o,this._sectionPlane.pos,e);const a=-c.dotVec3(n,e);c.normalizeVec3(n),c.mulVec3Scalar(n,a,t);const l=c.vec3PairToQuaternion(i,this._sectionPlane.dir,s);r[0]=.1*t[0],r[1]=.1*t[1],r[2]=.1*t[2],this._mesh.quaternion=l,this._mesh.position=r};this._onSectionPlanePos=this._sectionPlane.on("pos",o),this._onSectionPlaneDir=this._sectionPlane.on("dir",o)}this._highlighted=!1,this._selected=!1}setHighlighted(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}getHighlighted(){return this._highlighted}setSelected(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}getSelected(){return this._selected}destroy(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}class bw{constructor(e,t){if(!(t.onHoverEnterPlane&&t.onHoverLeavePlane&&t.onClickedNothing&&t.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=e,this._viewer=e.viewer,this._onHoverEnterPlane=t.onHoverEnterPlane,this._onHoverLeavePlane=t.onHoverLeavePlane,this._onClickedNothing=t.onClickedNothing,this._onClickedPlane=t.onClickedPlane,this._visible=!0,this._planes={},this._canvas=t.overviewCanvas,this._scene=new hi(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new St(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new St(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new St(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;{const e=this._scene.camera,t=c.rotationMat4c(-90*c.DEGTORAD,1,0,0),i=c.vec3(),s=c.vec3(),r=c.vec3();this._synchCamera=()=>{const o=this._viewer.camera.eye,n=this._viewer.camera.look,a=this._viewer.camera.up;c.mulVec3Scalar(c.normalizeVec3(c.subVec3(o,n,i)),7),this._zUp?(c.transformVec3(t,i,s),c.transformVec3(t,a,r),e.look=[0,0,0],e.eye=c.transformVec3(t,i,s),e.up=c.transformPoint3(t,a,r)):(e.look=[0,0,0],e.eye=i,e.up=a)}}this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(e=>{this._scene.camera.perspective.fov=e}));var i=null;this._onInputMouseMove=this._scene.input.on("mousemove",(e=>{const t=this._scene.pick({canvasPos:e});if(t){if(!i||t.entity.id!==i.id){if(i){this._planes[i.id]&&this._onHoverLeavePlane(i.id)}i=t.entity;this._planes[i.id]&&this._onHoverEnterPlane(i.id)}}else i&&(this._onHoverLeavePlane(i.id),i=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=()=>{if(i){this._planes[i.id]&&this._onClickedPlane(i.id)}else this._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=()=>{i&&(this._onHoverLeavePlane(i.id),i=null)}),this.setVisible(t.overviewVisible)}addSectionPlane(e){this._planes[e.id]=new vw(this,this._scene,e)}setPlaneHighlighted(e,t){const i=this._planes[e];i&&i.setHighlighted(t)}setPlaneSelected(e,t){const i=this._planes[e];i&&i.setSelected(t)}removeSectionPlane(e){const t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}setVisible(e=!0){this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}getVisible(){return this._visible}destroy(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}const yw=c.AABB3(),xw=c.vec3();class Bw{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getSTL(e,t,i){e=this._cacheBusterURL(e);const s=new XMLHttpRequest;s.overrideMimeType("application/json"),s.open("GET",e,!0),s.responseType="arraybuffer",s.onreadystatechange=function(){4===s.readyState&&(200===s.status?t(s.response):i(s.statusText))},s.send(null)}}const ww=c.vec3();class Pw{load(e,t,i,s,r,o){s=s||{};const n=e.viewer.scene.canvas.spinner;n.processes++,e.dataSource.getSTL(i,(function(i){!function(e,t,i,s){try{const r=Dw(i);Cw(r)?Mw(e,r,t,s):Ew(e,Iw(i),t,s)}catch(e){t.fire("error",e)}}(e,t,i,s);try{const o=Dw(i);Cw(o)?Mw(e,o,t,s):Ew(e,Iw(i),t,s),n.processes--,M.scheduleTask((function(){t.fire("loaded",!0,!1)})),r&&r()}catch(i){n.processes--,e.error(i),o&&o(i),t.fire("error",i)}}),(function(i){n.processes--,e.error(i),o&&o(i),t.fire("error",i)}))}parse(e,t,i,s){const r=e.viewer.scene.canvas.spinner;r.processes++;try{const o=Dw(i);Cw(o)?Mw(e,o,t,s):Ew(e,Iw(i),t,s),r.processes--,M.scheduleTask((function(){t.fire("loaded",!0,!1)}))}catch(e){r.processes--,t.fire("error",e)}}}function Cw(e){const t=new DataView(e);if(84+50*t.getUint32(80,!0)===t.byteLength)return!0;const i=[115,111,108,105,100];for(var s=0;s<5;s++)if(i[s]!==t.getUint8(s,!1))return!0;return!1}function Mw(e,t,i,s){const r=new DataView(t),o=r.getUint32(80,!0);let n,a,l,A,h,c,u,d=!1,p=null,f=null,g=null,m=!1;for(let e=0;e<70;e++)1129270351===r.getUint32(e,!1)&&82===r.getUint8(e+4)&&61===r.getUint8(e+5)&&(d=!0,A=[],h=r.getUint8(e+6)/255,c=r.getUint8(e+7)/255,u=r.getUint8(e+8)/255,r.getUint8(e+9));const _=new ys(i,{roughness:.5});let v=[],b=[],y=s.splitMeshes;for(let e=0;e<o;e++){let t=84+50*e,o=r.getFloat32(t,!0),x=r.getFloat32(t+4,!0),B=r.getFloat32(t+8,!0);if(d){let e=r.getUint16(t+48,!0);0==(32768&e)?(n=(31&e)/31,a=(e>>5&31)/31,l=(e>>10&31)/31):(n=h,a=c,l=u),(y&&n!==p||a!==f||l!==g)&&(null!==p&&(m=!0),p=n,f=a,g=l)}for(let e=1;e<=3;e++){let i=t+12*e;v.push(r.getFloat32(i,!0)),v.push(r.getFloat32(i+4,!0)),v.push(r.getFloat32(i+8,!0)),b.push(o,x,B),d&&A.push(n,a,l,1)}y&&m&&(Fw(i,v,b,A,_,s),v=[],b=[],A=A?[]:null,m=!1)}v.length>0&&Fw(i,v,b,A,_,s)}function Ew(e,t,i,s){const r=/facet([\s\S]*?)endfacet/g;let o=0;const n=/[\s]+([+-]?(?:\d+.\d+|\d+.|\d+|.\d+)(?:[eE][+-]?\d+)?)/.source,a=new RegExp("vertex"+n+n+n,"g"),l=new RegExp("normal"+n+n+n,"g"),A=[],h=[];let c,u,d,p,f,g,m;for(;null!==(p=r.exec(t));){for(f=0,g=0,m=p[0];null!==(p=l.exec(m));)c=parseFloat(p[1]),u=parseFloat(p[2]),d=parseFloat(p[3]),g++;for(;null!==(p=a.exec(m));)A.push(parseFloat(p[1]),parseFloat(p[2]),parseFloat(p[3])),h.push(c,u,d),f++;1!==g&&e.error("Error in normal of face "+o),3!==f&&e.error("Error in positions of face "+o),o++}Fw(i,A,h,null,new ys(i,{roughness:.5}),s)}function Fw(e,t,i,s,r,o){const n=new Int32Array(t.length/3);for(let e=0,t=n.length;e<t;e++)n[e]=e;i=i&&i.length>0?i:null,s=s&&s.length>0?s:null,o.smoothNormals&&c.faceToVertexNormals(t,i,o);const a=ww;X(t,t,a);const l=new zt(e,{primitive:"triangles",positions:t,normals:i,colors:s,indices:n}),A=new ts(e,{origin:0!==a[0]||0!==a[1]||0!==a[2]?a:null,geometry:l,material:r,edges:o.edges});e.addChild(A)}function Iw(e){return"string"!=typeof e?function(e){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(e);let t="";for(let i=0,s=e.length;i<s;i++)t+=String.fromCharCode(e[i]);return decodeURIComponent(escape(t))}(new Uint8Array(e)):e}function Dw(e){if("string"==typeof e){const t=new Uint8Array(e.length);for(let i=0;i<e.length;i++)t[i]=255&e.charCodeAt(i);return t.buffer||t}return e}class Sw{createRootNode(){return document.createElement("ul")}createNodeElement(e,t,i,s,r){const o=document.createElement("li");if(o.id=e.nodeId,e.xrayed&&o.classList.add("xrayed-node"),e.children.length>0){const i=document.createElement("a");i.href="#",i.id=`switch-${e.nodeId}`,i.textContent="+",i.classList.add("plus"),t&&i.addEventListener("click",t),o.appendChild(i)}const n=document.createElement("input");n.id=`checkbox-${e.nodeId}`,n.type="checkbox",n.checked=e.checked,n.style["pointer-events"]="all",i&&n.addEventListener("change",i),o.appendChild(n);const a=document.createElement("span");return a.textContent=e.title,o.appendChild(a),s&&(a.oncontextmenu=s),r&&(a.onclick=r),o}createDisabledNodeElement(e){const t=document.createElement("li"),i=document.createElement("a");i.href="#",i.textContent="!",i.classList.add("warn"),i.classList.add("warning"),t.appendChild(i);const s=document.createElement("span");return s.textContent=e,t.appendChild(s),t}addChildren(e,t){const i=document.createElement("ul");t.forEach((e=>{i.appendChild(e)})),e.parentElement.appendChild(i)}expand(e,t,i){e.classList.remove("plus"),e.classList.add("minus"),e.textContent="-",e.removeEventListener("click",t),e.addEventListener("click",i)}collapse(e,t,i){if(!e)return;const s=e.parentElement;if(!s)return;const r=s.querySelector("ul");r&&(s.removeChild(r),e.classList.remove("minus"),e.classList.add("plus"),e.textContent="+",e.removeEventListener("click",i),e.addEventListener("click",t))}isExpanded(e){return void 0!==e.parentElement.getElementsByTagName("li")[0]}getId(e){return e.parentElement.id}getIdFromCheckbox(e){return e.id.replace("checkbox-","")}getSwitchElement(e){return document.getElementById(`switch-${e}`)}isChecked(e){return e.checked}setCheckbox(e,t,i=!1){const s=document.getElementById(`checkbox-${e}`);s&&(t!==s.checked&&(s.checked=t),i!==s.indeterminate&&(s.indeterminate=i,i&&(s.checked=!1)))}setXRayed(e,t){const i=document.getElementById(e);i&&(t?i.classList.add("xrayed-node"):i.classList.remove("xrayed-node"))}setHighlighted(e,t){const i=document.getElementById(e);i&&(t?(i.scrollIntoView({block:"center"}),i.classList.add("highlighted-node")):i.classList.remove("highlighted-node"))}}const Tw=[];class Rw{constructor(e){this._scene=e,this._objects=[],this._objectsViewCulled=[],this._objectsDetailCulled=[],this._objectsChanged=[],this._objectsChangedList=[],this._modelInfos={},this._numObjects=0,this._lenObjectsChangedList=0,this._dirty=!0,this._onModelLoaded=e.on("modelLoaded",(t=>{const i=e.models[t];i&&this._addModel(i)})),this._onTick=e.on("tick",(()=>{this._dirty&&this._build(),this._applyChanges()}))}_addModel(e){const t={model:e,onDestroyed:e.on("destroyed",(()=>{this._removeModel(e)}))};this._modelInfos[e.id]=t,this._dirty=!0}_removeModel(e){const t=this._modelInfos[e.id];t&&(t.model.off(t.onDestroyed),delete this._modelInfos[e.id],this._dirty=!0)}_build(){if(!this._dirty)return;this._applyChanges();const e=this._scene.objects;for(let e=0;e<this._numObjects;e++)this._objects[e]=null;this._numObjects=0;for(let t in e){const i=e[t];this._objects[this._numObjects++]=i}this._lenObjectsChangedList=0,this._dirty=!1}_applyChanges(){if(this._lenObjectsChangedList>0){for(let e=0;e<this._lenObjectsChangedList;e++){const t=this._objectsChangedList[e],i=this._objects[t],s=this._objectsViewCulled[t],r=this._objectsDetailCulled[t],o=s||r;i.culled=o,this._objectsChanged[t]=!1}this._lenObjectsChangedList=0}}get objects(){return this._dirty&&this._build(),this._objects}get numObjects(){return this._dirty&&this._build(),this._numObjects}setObjectViewCulled(e,t){this._dirty&&this._build(),this._objectsViewCulled[e]!==t&&(this._objectsViewCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}setObjectDetailCulled(e,t){this._dirty&&this._build(),this._objectsDetailCulled[e]!==t&&(this._objectsDetailCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}_destroy(){this._clear(),this._scene.off(this._onModelLoaded),this._scene.off(this._onTick)}_clear(){for(let e in this._modelInfos){const t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._dirty=!0}}const Lw={};const Uw=new Float32Array(3);class Ow{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getManifest(e,t,i){_.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}getMetaModel(e,t,i){_.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}getXKT(e,t,i){var s=()=>{};t=t||s,i=i||s;const r=e.match(/^data:(.*?)(;base64)?,(.*)$/);if(r){const e=!!r[2];var o=r[3];o=window.decodeURIComponent(o),e&&(o=window.atob(o));try{const e=new ArrayBuffer(o.length),i=new Uint8Array(e);for(var n=0;n<o.length;n++)i[n]=o.charCodeAt(n);t(e)}catch(e){i(e)}}else{const s=new XMLHttpRequest;s.open("GET",this._cacheBusterURL(e),!0),s.responseType="arraybuffer",s.onreadystatechange=function(){4===s.readyState&&(200===s.status?t(s.response):i("getXKT error : "+s.response))},s.send(null)}}}
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t,i,s,r=e.w_size;t=e.hash_size,s=t;do{i=e.head[--s],e.head[s]=i>=r?i-r:0}while(--t);t=r,s=t;do{i=e.prev[--s],e.prev[s]=i>=r?i-r:0}while(--t)};let me=(e,t,i)=>(t<<e.hash_shift^i)&e.hash_mask;const _e=e=>{const t=e.state;let i=t.pending;i>e.avail_out&&(i=e.avail_out),0!==i&&(e.output.set(t.pending_buf.subarray(t.pending_out,t.pending_out+i),e.next_out),e.next_out+=i,t.pending_out+=i,e.total_out+=i,e.avail_out-=i,t.pending-=i,0===t.pending&&(t.pending_out=0))},ve=(e,t)=>{V(e,e.block_start>=0?e.block_start:-1,e.strstart-e.block_start,t),e.block_start=e.strstart,_e(e.strm)},be=(e,t)=>{e.pending_buf[e.pending++]=t},ye=(e,t)=>{e.pending_buf[e.pending++]=t>>>8&255,e.pending_buf[e.pending++]=255&t},xe=(e,t,i,s)=>{let r=e.avail_in;return r>s&&(r=s),0===r?0:(e.avail_in-=r,t.set(e.input.subarray(e.next_in,e.next_in+r),i),1===e.state.wrap?e.adler=R(e.adler,t,r,i):2===e.state.wrap&&(e.adler=U(e.adler,t,r,i)),e.next_in+=r,e.total_in+=r,r)},Be=(e,t)=>{let 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i,s,r,o=e.pending_buf_size-5>e.w_size?e.w_size:e.pending_buf_size-5,n=0,a=e.strm.avail_in;do{if(i=65535,r=e.bi_valid+42>>3,e.strm.avail_out<r)break;if(r=e.strm.avail_out-r,s=e.strstart-e.block_start,i>s+e.strm.avail_in&&(i=s+e.strm.avail_in),i>r&&(i=r),i<o&&(0===i&&t!==K||t===G||i!==s+e.strm.avail_in))break;n=t===K&&i===s+e.strm.avail_in?1:0,Q(e,0,0,n),e.pending_buf[e.pending-4]=i,e.pending_buf[e.pending-3]=i>>8,e.pending_buf[e.pending-2]=~i,e.pending_buf[e.pending-1]=~i>>8,_e(e.strm),s&&(s>i&&(s=i),e.strm.output.set(e.window.subarray(e.block_start,e.block_start+s),e.strm.next_out),e.strm.next_out+=s,e.strm.avail_out-=s,e.strm.total_out+=s,e.block_start+=s,i-=s),i&&(xe(e.strm,e.strm.output,e.strm.next_out,i),e.strm.next_out+=i,e.strm.avail_out-=i,e.strm.total_out+=i)}while(0===n);return 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ot(e){this.options=Ve({level:it,method:rt,chunkSize:16384,windowBits:15,memLevel:8,strategy:st},e||{});let t=this.options;t.raw&&t.windowBits>0?t.windowBits=-t.windowBits:t.gzip&&t.windowBits>0&&t.windowBits<16&&(t.windowBits+=16),this.err=0,this.msg="",this.ended=!1,this.chunks=[],this.strm=new Xe,this.strm.avail_out=0;let i=Le(this.strm,t.level,t.method,t.windowBits,t.memLevel,t.strategy);if(i!==et)throw new Error(O[i]);if(t.header&&Ue(this.strm,t.header),t.dictionary){let e;if(e="string"==typeof t.dictionary?ze(t.dictionary):"[object ArrayBuffer]"===Je.call(t.dictionary)?new Uint8Array(t.dictionary):t.dictionary,i=Ne(this.strm,e),i!==et)throw new Error(O[i]);this._dict_set=!0}}function nt(e,t){const i=new ot(t);if(i.push(e,!0),i.err)throw i.msg||O[i.err];return i.result}ot.prototype.push=function(e,t){const i=this.strm,s=this.options.chunkSize;let r,o;if(this.ended)return!1;for(o=t===~~t?t:!0===t?$e:Ye,"string"==typeof e?i.input=ze(e):"[object ArrayBuffer]"===Je.call(e)?i.input=new 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C=e.state;i=e.next_in,w=e.input,s=i+(e.avail_in-5),r=e.next_out,P=e.output,o=r-(t-e.avail_out),n=r+(e.avail_out-257),a=C.dmax,l=C.wsize,A=C.whave,h=C.wnext,c=C.window,u=C.hold,d=C.bits,p=C.lencode,f=C.distcode,g=(1<<C.lenbits)-1,m=(1<<C.distbits)-1;e:do{d<15&&(u+=w[i++]<<d,d+=8,u+=w[i++]<<d,d+=8),_=p[u&g];t:for(;;){if(v=_>>>24,u>>>=v,d-=v,v=_>>>16&255,0===v)P[r++]=65535&_;else{if(!(16&v)){if(0==(64&v)){_=p[(65535&_)+(u&(1<<v)-1)];continue t}if(32&v){C.mode=16191;break e}e.msg="invalid literal/length code",C.mode=lt;break e}b=65535&_,v&=15,v&&(d<v&&(u+=w[i++]<<d,d+=8),b+=u&(1<<v)-1,u>>>=v,d-=v),d<15&&(u+=w[i++]<<d,d+=8,u+=w[i++]<<d,d+=8),_=f[u&m];i:for(;;){if(v=_>>>24,u>>>=v,d-=v,v=_>>>16&255,!(16&v)){if(0==(64&v)){_=f[(65535&_)+(u&(1<<v)-1)];continue i}e.msg="invalid distance code",C.mode=lt;break e}if(y=65535&_,v&=15,d<v&&(u+=w[i++]<<d,d+=8,d<v&&(u+=w[i++]<<d,d+=8)),y+=u&(1<<v)-1,y>a){e.msg="invalid distance too far back",C.mode=lt;break e}if(u>>>=v,d-=v,v=r-o,y>v){if(v=y-v,v>A&&C.sane){e.msg="invalid distance too far back",C.mode=lt;break e}if(x=0,B=c,0===h){if(x+=l-v,v<b){b-=v;do{P[r++]=c[x++]}while(--v);x=r-y,B=P}}else if(h<v){if(x+=l+h-v,v-=h,v<b){b-=v;do{P[r++]=c[x++]}while(--v);if(x=0,h<b){v=h,b-=v;do{P[r++]=c[x++]}while(--v);x=r-y,B=P}}}else if(x+=h-v,v<b){b-=v;do{P[r++]=c[x++]}while(--v);x=r-y,B=P}for(;b>2;)P[r++]=B[x++],P[r++]=B[x++],P[r++]=B[x++],b-=3;b&&(P[r++]=B[x++],b>1&&(P[r++]=B[x++]))}else{x=r-y;do{P[r++]=P[x++],P[r++]=P[x++],P[r++]=P[x++],b-=3}while(b>2);b&&(P[r++]=P[x++],b>1&&(P[r++]=P[x++]))}break}}break}}while(i<s&&r<n);b=d>>3,i-=b,d-=b<<3,u&=(1<<d)-1,e.next_in=i,e.next_out=r,e.avail_in=i<s?s-i+5:5-(i-s),e.avail_out=r<n?n-r+257:257-(r-n),C.hold=u,C.bits=d};const ht=new Uint16Array([3,4,5,6,7,8,9,10,11,13,15,17,19,23,27,31,35,43,51,59,67,83,99,115,131,163,195,227,258,0,0]),ct=new Uint8Array([16,16,16,16,16,16,16,16,17,17,17,17,18,18,18,18,19,19,19,19,20,20,20,20,21,21,21,21,16,72,78]),ut=new Uint16Array([1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577,0,0]),dt=new Uint8Array([16,16,16,16,17,17,18,18,19,19,20,20,21,21,22,22,23,23,24,24,25,25,26,26,27,27,28,28,29,29,64,64]);var pt=(e,t,i,s,r,o,n,a)=>{const l=a.bits;let A,h,c,u,d,p,f=0,g=0,m=0,_=0,v=0,b=0,y=0,x=0,B=0,w=0,P=null;const C=new Uint16Array(16),M=new Uint16Array(16);let E,F,I,D=null;for(f=0;f<=15;f++)C[f]=0;for(g=0;g<s;g++)C[t[i+g]]++;for(v=l,_=15;_>=1&&0===C[_];_--);if(v>_&&(v=_),0===_)return r[o++]=20971520,r[o++]=20971520,a.bits=1,0;for(m=1;m<_&&0===C[m];m++);for(v<m&&(v=m),x=1,f=1;f<=15;f++)if(x<<=1,x-=C[f],x<0)return-1;if(x>0&&(0===e||1!==_))return-1;for(M[1]=0,f=1;f<15;f++)M[f+1]=M[f]+C[f];for(g=0;g<s;g++)0!==t[i+g]&&(n[M[t[i+g]]++]=g);if(0===e?(P=D=n,p=20):1===e?(P=ht,D=ct,p=257):(P=ut,D=dt,p=0),w=0,g=0,f=m,d=o,b=v,y=0,c=-1,B=1<<v,u=B-1,1===e&&B>852||2===e&&B>592)return 1;for(;;){E=f-y,n[g]+1<p?(F=0,I=n[g]):n[g]>=p?(F=D[n[g]-p],I=P[n[g]-p]):(F=96,I=0),A=1<<f-y,h=1<<b,m=h;do{h-=A,r[d+(w>>y)+h]=E<<24|F<<16|I|0}while(0!==h);for(A=1<<f-1;w&A;)A>>=1;if(0!==A?(w&=A-1,w+=A):w=0,g++,0==--C[f]){if(f===_)break;f=t[i+n[g]]}if(f>v&&(w&u)!==c){for(0===y&&(y=v),d+=m,b=f-y,x=1<<b;b+y<_&&(x-=C[b+y],!(x<=0));)b++,x<<=1;if(B+=1<<b,1===e&&B>852||2===e&&B>592)return 1;c=w&u,r[c]=v<<24|b<<16|d-o|0}}return 0!==w&&(r[d+w]=f-y<<24|64<<16|0),a.bits=v,0};const{Z_FINISH:ft,Z_BLOCK:gt,Z_TREES:mt,Z_OK:_t,Z_STREAM_END:vt,Z_NEED_DICT:bt,Z_STREAM_ERROR:yt,Z_DATA_ERROR:xt,Z_MEM_ERROR:Bt,Z_BUF_ERROR:wt,Z_DEFLATED:Pt}=k,Ct=16180,Mt=16190,Et=16191,Ft=16192,It=16194,Dt=16199,St=16200,Tt=16206,Rt=16209,Lt=e=>(e>>>24&255)+(e>>>8&65280)+((65280&e)<<8)+((255&e)<<24);function Ut(){this.strm=null,this.mode=0,this.last=!1,this.wrap=0,this.havedict=!1,this.flags=0,this.dmax=0,this.check=0,this.total=0,this.head=null,this.wbits=0,this.wsize=0,this.whave=0,this.wnext=0,this.window=null,this.hold=0,this.bits=0,this.length=0,this.offset=0,this.extra=0,this.lencode=null,this.distcode=null,this.lenbits=0,this.distbits=0,this.ncode=0,this.nlen=0,this.ndist=0,this.have=0,this.next=null,this.lens=new Uint16Array(320),this.work=new Uint16Array(288),this.lendyn=null,this.distdyn=null,this.sane=0,this.back=0,this.was=0}const Ot=e=>{if(!e)return 1;const t=e.state;return!t||t.strm!==e||t.mode<Ct||t.mode>16211?1:0},kt=e=>{if(Ot(e))return yt;const t=e.state;return e.total_in=e.total_out=t.total=0,e.msg="",t.wrap&&(e.adler=1&t.wrap),t.mode=Ct,t.last=0,t.havedict=0,t.flags=-1,t.dmax=32768,t.head=null,t.hold=0,t.bits=0,t.lencode=t.lendyn=new Int32Array(852),t.distcode=t.distdyn=new Int32Array(592),t.sane=1,t.back=-1,_t},Nt=e=>{if(Ot(e))return yt;const t=e.state;return t.wsize=0,t.whave=0,t.wnext=0,kt(e)},Qt=(e,t)=>{let i;if(Ot(e))return yt;const s=e.state;return t<0?(i=0,t=-t):(i=5+(t>>4),t<48&&(t&=15)),t&&(t<8||t>15)?yt:(null!==s.window&&s.wbits!==t&&(s.window=null),s.wrap=i,s.wbits=t,Nt(e))},Vt=(e,t)=>{if(!e)return yt;const i=new Ut;e.state=i,i.strm=e,i.window=null,i.mode=Ct;const s=Qt(e,t);return s!==_t&&(e.state=null),s};let Ht,jt,Gt=!0;const zt=e=>{if(Gt){Ht=new Int32Array(512),jt=new Int32Array(32);let t=0;for(;t<144;)e.lens[t++]=8;for(;t<256;)e.lens[t++]=9;for(;t<280;)e.lens[t++]=7;for(;t<288;)e.lens[t++]=8;for(pt(1,e.lens,0,288,Ht,0,e.work,{bits:9}),t=0;t<32;)e.lens[t++]=5;pt(2,e.lens,0,32,jt,0,e.work,{bits:5}),Gt=!1}e.lencode=Ht,e.lenbits=9,e.distcode=jt,e.distbits=5},Wt=(e,t,i,s)=>{let r;const o=e.state;return null===o.window&&(o.wsize=1<<o.wbits,o.wnext=0,o.whave=0,o.window=new Uint8Array(o.wsize)),s>=o.wsize?(o.window.set(t.subarray(i-o.wsize,i),0),o.wnext=0,o.whave=o.wsize):(r=o.wsize-o.wnext,r>s&&(r=s),o.window.set(t.subarray(i-s,i-s+r),o.wnext),(s-=r)?(o.window.set(t.subarray(i-s,i),0),o.wnext=s,o.whave=o.wsize):(o.wnext+=r,o.wnext===o.wsize&&(o.wnext=0),o.whave<o.wsize&&(o.whave+=r))),0};var Kt=Nt,Xt=Vt,Jt=(e,t)=>{let i,s,r,o,n,a,l,A,h,c,u,d,p,f,g,m,_,v,b,y,x,B,w=0;const P=new Uint8Array(4);let C,M;const E=new Uint8Array([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]);if(Ot(e)||!e.output||!e.input&&0!==e.avail_in)return yt;i=e.state,i.mode===Et&&(i.mode=Ft),n=e.next_out,r=e.output,l=e.avail_out,o=e.next_in,s=e.input,a=e.avail_in,A=i.hold,h=i.bits,c=a,u=l,B=_t;e:for(;;)switch(i.mode){case Ct:if(0===i.wrap){i.mode=Ft;break}for(;h<16;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if(2&i.wrap&&35615===A){0===i.wbits&&(i.wbits=15),i.check=0,P[0]=255&A,P[1]=A>>>8&255,i.check=U(i.check,P,2,0),A=0,h=0,i.mode=16181;break}if(i.head&&(i.head.done=!1),!(1&i.wrap)||(((255&A)<<8)+(A>>8))%31){e.msg="incorrect header check",i.mode=Rt;break}if((15&A)!==Pt){e.msg="unknown compression method",i.mode=Rt;break}if(A>>>=4,h-=4,x=8+(15&A),0===i.wbits&&(i.wbits=x),x>15||x>i.wbits){e.msg="invalid window size",i.mode=Rt;break}i.dmax=1<<i.wbits,i.flags=0,e.adler=i.check=1,i.mode=512&A?16189:Et,A=0,h=0;break;case 16181:for(;h<16;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if(i.flags=A,(255&i.flags)!==Pt){e.msg="unknown compression method",i.mode=Rt;break}if(57344&i.flags){e.msg="unknown header flags set",i.mode=Rt;break}i.head&&(i.head.text=A>>8&1),512&i.flags&&4&i.wrap&&(P[0]=255&A,P[1]=A>>>8&255,i.check=U(i.check,P,2,0)),A=0,h=0,i.mode=16182;case 16182:for(;h<32;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}i.head&&(i.head.time=A),512&i.flags&&4&i.wrap&&(P[0]=255&A,P[1]=A>>>8&255,P[2]=A>>>16&255,P[3]=A>>>24&255,i.check=U(i.check,P,4,0)),A=0,h=0,i.mode=16183;case 16183:for(;h<16;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}i.head&&(i.head.xflags=255&A,i.head.os=A>>8),512&i.flags&&4&i.wrap&&(P[0]=255&A,P[1]=A>>>8&255,i.check=U(i.check,P,2,0)),A=0,h=0,i.mode=16184;case 16184:if(1024&i.flags){for(;h<16;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}i.length=A,i.head&&(i.head.extra_len=A),512&i.flags&&4&i.wrap&&(P[0]=255&A,P[1]=A>>>8&255,i.check=U(i.check,P,2,0)),A=0,h=0}else i.head&&(i.head.extra=null);i.mode=16185;case 16185:if(1024&i.flags&&(d=i.length,d>a&&(d=a),d&&(i.head&&(x=i.head.extra_len-i.length,i.head.extra||(i.head.extra=new Uint8Array(i.head.extra_len)),i.head.extra.set(s.subarray(o,o+d),x)),512&i.flags&&4&i.wrap&&(i.check=U(i.check,s,d,o)),a-=d,o+=d,i.length-=d),i.length))break e;i.length=0,i.mode=16186;case 16186:if(2048&i.flags){if(0===a)break e;d=0;do{x=s[o+d++],i.head&&x&&i.length<65536&&(i.head.name+=String.fromCharCode(x))}while(x&&d<a);if(512&i.flags&&4&i.wrap&&(i.check=U(i.check,s,d,o)),a-=d,o+=d,x)break e}else i.head&&(i.head.name=null);i.length=0,i.mode=16187;case 16187:if(4096&i.flags){if(0===a)break e;d=0;do{x=s[o+d++],i.head&&x&&i.length<65536&&(i.head.comment+=String.fromCharCode(x))}while(x&&d<a);if(512&i.flags&&4&i.wrap&&(i.check=U(i.check,s,d,o)),a-=d,o+=d,x)break e}else i.head&&(i.head.comment=null);i.mode=16188;case 16188:if(512&i.flags){for(;h<16;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if(4&i.wrap&&A!==(65535&i.check)){e.msg="header crc mismatch",i.mode=Rt;break}A=0,h=0}i.head&&(i.head.hcrc=i.flags>>9&1,i.head.done=!0),e.adler=i.check=0,i.mode=Et;break;case 16189:for(;h<32;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}e.adler=i.check=Lt(A),A=0,h=0,i.mode=Mt;case Mt:if(0===i.havedict)return e.next_out=n,e.avail_out=l,e.next_in=o,e.avail_in=a,i.hold=A,i.bits=h,bt;e.adler=i.check=1,i.mode=Et;case Et:if(t===gt||t===mt)break e;case Ft:if(i.last){A>>>=7&h,h-=7&h,i.mode=Tt;break}for(;h<3;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}switch(i.last=1&A,A>>>=1,h-=1,3&A){case 0:i.mode=16193;break;case 1:if(zt(i),i.mode=Dt,t===mt){A>>>=2,h-=2;break e}break;case 2:i.mode=16196;break;case 3:e.msg="invalid block type",i.mode=Rt}A>>>=2,h-=2;break;case 16193:for(A>>>=7&h,h-=7&h;h<32;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if((65535&A)!=(A>>>16^65535)){e.msg="invalid stored block lengths",i.mode=Rt;break}if(i.length=65535&A,A=0,h=0,i.mode=It,t===mt)break e;case It:i.mode=16195;case 16195:if(d=i.length,d){if(d>a&&(d=a),d>l&&(d=l),0===d)break e;r.set(s.subarray(o,o+d),n),a-=d,o+=d,l-=d,n+=d,i.length-=d;break}i.mode=Et;break;case 16196:for(;h<14;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if(i.nlen=257+(31&A),A>>>=5,h-=5,i.ndist=1+(31&A),A>>>=5,h-=5,i.ncode=4+(15&A),A>>>=4,h-=4,i.nlen>286||i.ndist>30){e.msg="too many length or distance symbols",i.mode=Rt;break}i.have=0,i.mode=16197;case 16197:for(;i.have<i.ncode;){for(;h<3;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}i.lens[E[i.have++]]=7&A,A>>>=3,h-=3}for(;i.have<19;)i.lens[E[i.have++]]=0;if(i.lencode=i.lendyn,i.lenbits=7,C={bits:i.lenbits},B=pt(0,i.lens,0,19,i.lencode,0,i.work,C),i.lenbits=C.bits,B){e.msg="invalid code lengths set",i.mode=Rt;break}i.have=0,i.mode=16198;case 16198:for(;i.have<i.nlen+i.ndist;){for(;w=i.lencode[A&(1<<i.lenbits)-1],g=w>>>24,m=w>>>16&255,_=65535&w,!(g<=h);){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if(_<16)A>>>=g,h-=g,i.lens[i.have++]=_;else{if(16===_){for(M=g+2;h<M;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if(A>>>=g,h-=g,0===i.have){e.msg="invalid bit length repeat",i.mode=Rt;break}x=i.lens[i.have-1],d=3+(3&A),A>>>=2,h-=2}else if(17===_){for(M=g+3;h<M;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}A>>>=g,h-=g,x=0,d=3+(7&A),A>>>=3,h-=3}else{for(M=g+7;h<M;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}A>>>=g,h-=g,x=0,d=11+(127&A),A>>>=7,h-=7}if(i.have+d>i.nlen+i.ndist){e.msg="invalid bit length repeat",i.mode=Rt;break}for(;d--;)i.lens[i.have++]=x}}if(i.mode===Rt)break;if(0===i.lens[256]){e.msg="invalid code -- missing end-of-block",i.mode=Rt;break}if(i.lenbits=9,C={bits:i.lenbits},B=pt(1,i.lens,0,i.nlen,i.lencode,0,i.work,C),i.lenbits=C.bits,B){e.msg="invalid literal/lengths set",i.mode=Rt;break}if(i.distbits=6,i.distcode=i.distdyn,C={bits:i.distbits},B=pt(2,i.lens,i.nlen,i.ndist,i.distcode,0,i.work,C),i.distbits=C.bits,B){e.msg="invalid distances set",i.mode=Rt;break}if(i.mode=Dt,t===mt)break e;case Dt:i.mode=St;case St:if(a>=6&&l>=258){e.next_out=n,e.avail_out=l,e.next_in=o,e.avail_in=a,i.hold=A,i.bits=h,At(e,u),n=e.next_out,r=e.output,l=e.avail_out,o=e.next_in,s=e.input,a=e.avail_in,A=i.hold,h=i.bits,i.mode===Et&&(i.back=-1);break}for(i.back=0;w=i.lencode[A&(1<<i.lenbits)-1],g=w>>>24,m=w>>>16&255,_=65535&w,!(g<=h);){if(0===a)break 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o=f[r],y=t.globalizeObjectIds?c.globalizeObjectId(s.id,o):o,x=e.metaScene.metaObjects[y],B={},w={};if(x){if(t.excludeTypesMap&&x.type&&t.excludeTypesMap[x.type])continue;if(t.includeTypesMap&&x.type&&!t.includeTypesMap[x.type])continue;const e=t.objectDefaults?t.objectDefaults[x.type]||t.objectDefaults.DEFAULT:null;e&&(!1===e.visible&&(B.visible=!1),!1===e.pickable&&(B.pickable=!1),e.colorize&&(w.color=e.colorize),void 0!==e.opacity&&null!==e.opacity&&(w.opacity=e.opacity))}else if(t.excludeUnclassifiedObjects)continue;const P=r===b-1,C=[];for(let e=g[r],t=P?g.length:g[r+1];e<t;e++){const t=e===v-1,r=y+".mesh."+e,o=Qw(p.subarray(4*e,4*e+3)),c=p[4*e+3]/255;s.createMesh(_.apply(w,{id:r,primitive:"triangles",positionsCompressed:n.subarray(h[e],t?n.length:h[e+1]),normalsCompressed:a.subarray(h[e],t?n.length:h[e+1]),indices:l.subarray(u[e],t?l.length:u[e+1]),edgeIndices:A.subarray(d[e],t?A.length:d[e+1]),positionsDecodeMatrix:i.positionsDecodeMatrix,color:o,opacity:c})),C.push(r)}s.createEntity(_.apply(B,{id:y,isObject:1===m[r],meshIds:C}))}}(e,t,a,s,0,o)}};let Hw=window.pako||kw;Hw.inflate||(Hw=Hw.default);const jw=function(){const e=new Float32Array(3);return function(t){return e[0]=t[0]/255,e[1]=t[1]/255,e[2]=t[2]/255,e}}();const Gw={version:2,parse:function(e,t,i,s,r,o){const n=function(e){return{positions:e[0],normals:e[1],indices:e[2],edgeIndices:e[3],meshPositions:e[4],meshIndices:e[5],meshEdgesIndices:e[6],meshColors:e[7],entityIDs:e[8],entityMeshes:e[9],entityIsObjects:e[10],positionsDecodeMatrix:e[11],entityMeshIds:e[12],entityMatrices:e[13],entityUsesInstancing:e[14]}}(i),a=function(e){return{positions:new Uint16Array(Hw.inflate(e.positions).buffer),normals:new Int8Array(Hw.inflate(e.normals).buffer),indices:new Uint32Array(Hw.inflate(e.indices).buffer),edgeIndices:new Uint32Array(Hw.inflate(e.edgeIndices).buffer),meshPositions:new Uint32Array(Hw.inflate(e.meshPositions).buffer),meshIndices:new Uint32Array(Hw.inflate(e.meshIndices).buffer),meshEdgesIndices:new Uint32Array(Hw.inflate(e.meshEdgesIndices).buffer),meshColors:new Uint8Array(Hw.inflate(e.meshColors).buffer),entityIDs:Hw.inflate(e.entityIDs,{to:"string"}),entityMeshes:new Uint32Array(Hw.inflate(e.entityMeshes).buffer),entityIsObjects:new Uint8Array(Hw.inflate(e.entityIsObjects).buffer),positionsDecodeMatrix:new Float32Array(Hw.inflate(e.positionsDecodeMatrix).buffer),entityMeshIds:new Uint32Array(Hw.inflate(e.entityMeshIds).buffer),entityMatrices:new Float32Array(Hw.inflate(e.entityMatrices).buffer),entityUsesInstancing:new Uint8Array(Hw.inflate(e.entityUsesInstancing).buffer)}}(n);!function(e,t,i,s,r,o){const n=o.getNextId();s.positionsCompression="precompressed",s.normalsCompression="precompressed";const a=i.positions,l=i.normals,A=i.indices,h=i.edgeIndices,u=i.meshPositions,d=i.meshIndices,p=i.meshEdgesIndices,f=i.meshColors,g=JSON.parse(i.entityIDs),m=i.entityMeshes,v=i.entityIsObjects,b=i.entityMeshIds,y=i.entityMatrices,x=i.entityUsesInstancing,B=u.length,w=m.length,P={};for(let r=0;r<w;r++){const C=g[r],M=t.globalizeObjectIds?c.globalizeObjectId(s.id,C):C,E=e.metaScene.metaObjects[M],F={},I={},D=y.subarray(16*r,16*r+16);if(E){if(t.excludeTypesMap&&E.type&&t.excludeTypesMap[E.type])continue;if(t.includeTypesMap&&E.type&&!t.includeTypesMap[E.type])continue;const e=t.objectDefaults?t.objectDefaults[E.type]||t.objectDefaults.DEFAULT:null;e&&(!1===e.visible&&(F.visible=!1),!1===e.pickable&&(F.pickable=!1),e.colorize&&(I.color=e.colorize),void 0!==e.opacity&&null!==e.opacity&&(I.opacity=e.opacity))}else if(t.excludeUnclassifiedObjects)continue;const S=r===w-1,T=[];for(let e=m[r],t=S?b.length:m[r+1];e<t;e++){const t=b[e],c=t===B-1,g=o.getNextId(),m=jw(f.subarray(4*t,4*t+3)),v=f[4*t+3]/255,y=a.subarray(u[t],c?a.length:u[t+1]),w=l.subarray(u[t],c?a.length:u[t+1]),C=A.subarray(d[t],c?A.length:d[t+1]),M=h.subarray(p[t],c?h.length:p[t+1]);if(1===x[r]){const e=`${n}.geometry.${g}.${t}`;e in P||(s.createGeometry({id:e,positionsCompressed:y,normalsCompressed:w,indices:C,edgeIndices:M,primitive:"triangles",positionsDecodeMatrix:i.positionsDecodeMatrix}),P[e]=!0),s.createMesh(_.apply(I,{id:g,color:m,opacity:v,matrix:D,geometryId:e})),T.push(g)}else s.createMesh(_.apply(I,{id:g,primitive:"triangles",positionsCompressed:y,normalsCompressed:w,indices:C,edgeIndices:M,positionsDecodeMatrix:i.positionsDecodeMatrix,color:m,opacity:v})),T.push(g)}T.length&&s.createEntity(_.apply(F,{id:M,isObject:1===v[r],meshIds:T}))}}(e,t,a,s,0,o)}};let zw=window.pako||kw;zw.inflate||(zw=zw.default);const Ww=function(){const e=new Float32Array(3);return function(t){return e[0]=t[0]/255,e[1]=t[1]/255,e[2]=t[2]/255,e}}();const Kw={version:3,parse:function(e,t,i,s,r,o){const n=function(e){return{positions:e[0],normals:e[1],indices:e[2],edgeIndices:e[3],meshPositions:e[4],meshIndices:e[5],meshEdgesIndices:e[6],meshColors:e[7],entityIDs:e[8],entityMeshes:e[9],entityIsObjects:e[10],instancedPositionsDecodeMatrix:e[11],batchedPositionsDecodeMatrix:e[12],entityMeshIds:e[13],entityMatrices:e[14],entityUsesInstancing:e[15]}}(i),a=function(e){return{positions:new Uint16Array(zw.inflate(e.positions).buffer),normals:new Int8Array(zw.inflate(e.normals).buffer),indices:new Uint32Array(zw.inflate(e.indices).buffer),edgeIndices:new Uint32Array(zw.inflate(e.edgeIndices).buffer),meshPositions:new Uint32Array(zw.inflate(e.meshPositions).buffer),meshIndices:new Uint32Array(zw.inflate(e.meshIndices).buffer),meshEdgesIndices:new Uint32Array(zw.inflate(e.meshEdgesIndices).buffer),meshColors:new Uint8Array(zw.inflate(e.meshColors).buffer),entityIDs:zw.inflate(e.entityIDs,{to:"string"}),entityMeshes:new Uint32Array(zw.inflate(e.entityMeshes).buffer),entityIsObjects:new 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0!==e.roughness&&null!==e.roughness&&(G.roughness=e.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(let e=u;e<S;e++){const r=M[e],a=N[r]>1,l=r===L-1,A=hP(F.subarray(6*e,6*e+3)),h=F[6*e+3]/255,u=F[6*e+4]/255,I=F[6*e+5]/255,D=o.getNextId();if(a){const o=E[e],a=v.slice(o,o+16),M=`${n}-geometry.${i}.${r}`;let F=H[M];if(!F){F={batchThisMesh:!t.reuseGeometries};let e=!1;switch(y[r]){case 0:F.primitiveName="solid",F.geometryPositions=d.subarray(x[r],l?d.length:x[r+1]),F.geometryNormals=p.subarray(B[r],l?p.length:B[r+1]),F.geometryIndices=g.subarray(P[r],l?g.length:P[r+1]),F.geometryEdgeIndices=m.subarray(C[r],l?m.length:C[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 1:F.primitiveName="surface",F.geometryPositions=d.subarray(x[r],l?d.length:x[r+1]),F.geometryNormals=p.subarray(B[r],l?p.length:B[r+1]),F.geometryIndices=g.subarray(P[r],l?g.length:P[r+1]),F.geometryEdgeIndices=m.subarray(C[r],l?m.length:C[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 2:F.primitiveName="points",F.geometryPositions=d.subarray(x[r],l?d.length:x[r+1]),F.geometryColors=cP(f.subarray(w[r],l?f.length:w[r+1])),e=F.geometryPositions.length>0;break;case 3:F.primitiveName="lines",F.geometryPositions=d.subarray(x[r],l?d.length:x[r+1]),F.geometryIndices=g.subarray(P[r],l?g.length:P[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;default:continue}if(e||(F=null),F&&(F.geometryPositions.length,F.batchThisMesh)){F.decompressedPositions=new Float32Array(F.geometryPositions.length);const e=F.geometryPositions,t=F.decompressedPositions;for(let 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U[M]||(s.createGeometry({id:M,primitive:F.primitiveName,positionsCompressed:F.geometryPositions,normalsCompressed:F.geometryNormals,colorsCompressed:F.geometryColors,indices:F.geometryIndices,edgeIndices:F.geometryEdgeIndices,positionsDecodeMatrix:b}),U[M]=!0),s.createMesh(_.apply(G,{id:D,geometryId:M,origin:Q,matrix:a,color:A,metallic:u,roughness:I,opacity:h})),T.push(D)}else{let e,t,i,o,n,a,c=!1;switch(y[r]){case 0:e="solid",t=d.subarray(x[r],l?d.length:x[r+1]),i=p.subarray(B[r],l?p.length:B[r+1]),n=g.subarray(P[r],l?g.length:P[r+1]),a=m.subarray(C[r],l?m.length:C[r+1]),c=t.length>0&&n.length>0;break;case 1:e="surface",t=d.subarray(x[r],l?d.length:x[r+1]),i=p.subarray(B[r],l?p.length:B[r+1]),n=g.subarray(P[r],l?g.length:P[r+1]),a=m.subarray(C[r],l?m.length:C[r+1]),c=t.length>0&&n.length>0;break;case 2:e="points",t=d.subarray(x[r],l?d.length:x[r+1]),o=cP(f.subarray(w[r],l?f.length:w[r+1])),c=t.length>0;break;case 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n=function(e){return{metadata:e[0],positions:e[1],normals:e[2],colors:e[3],indices:e[4],edgeIndices:e[5],matrices:e[6],reusedGeometriesDecodeMatrix:e[7],eachGeometryPrimitiveType:e[8],eachGeometryPositionsPortion:e[9],eachGeometryNormalsPortion:e[10],eachGeometryColorsPortion:e[11],eachGeometryIndicesPortion:e[12],eachGeometryEdgeIndicesPortion:e[13],eachMeshGeometriesPortion:e[14],eachMeshMatricesPortion:e[15],eachMeshMaterial:e[16],eachEntityId:e[17],eachEntityMeshesPortion:e[18],eachTileAABB:e[19],eachTileEntitiesPortion:e[20]}}(i),a=function(e){function t(e,t){return 0===e.length?[]:dP.inflate(e,t).buffer}return{metadata:JSON.parse(dP.inflate(e.metadata,{to:"string"})),positions:new Uint16Array(t(e.positions)),normals:new Int8Array(t(e.normals)),colors:new Uint8Array(t(e.colors)),indices:new Uint32Array(t(e.indices)),edgeIndices:new Uint32Array(t(e.edgeIndices)),matrices:new Float32Array(t(e.matrices)),reusedGeometriesDecodeMatrix:new Float32Array(t(e.reusedGeometriesDecodeMatrix)),eachGeometryPrimitiveType:new Uint8Array(t(e.eachGeometryPrimitiveType)),eachGeometryPositionsPortion:new Uint32Array(t(e.eachGeometryPositionsPortion)),eachGeometryNormalsPortion:new Uint32Array(t(e.eachGeometryNormalsPortion)),eachGeometryColorsPortion:new Uint32Array(t(e.eachGeometryColorsPortion)),eachGeometryIndicesPortion:new Uint32Array(t(e.eachGeometryIndicesPortion)),eachGeometryEdgeIndicesPortion:new Uint32Array(t(e.eachGeometryEdgeIndicesPortion)),eachMeshGeometriesPortion:new Uint32Array(t(e.eachMeshGeometriesPortion)),eachMeshMatricesPortion:new Uint32Array(t(e.eachMeshMatricesPortion)),eachMeshMaterial:new Uint8Array(t(e.eachMeshMaterial)),eachEntityId:JSON.parse(dP.inflate(e.eachEntityId,{to:"string"})),eachEntityMeshesPortion:new Uint32Array(t(e.eachEntityMeshesPortion)),eachTileAABB:new Float64Array(t(e.eachTileAABB)),eachTileEntitiesPortion:new Uint32Array(t(e.eachTileEntitiesPortion))}}(n);!function(e,t,i,s,r,o){const n=o.getNextId(),a=i.metadata,l=i.positions,A=i.normals,h=i.colors,u=i.indices,d=i.edgeIndices,p=i.matrices,f=i.reusedGeometriesDecodeMatrix,g=i.eachGeometryPrimitiveType,m=i.eachGeometryPositionsPortion,v=i.eachGeometryNormalsPortion,b=i.eachGeometryColorsPortion,y=i.eachGeometryIndicesPortion,x=i.eachGeometryEdgeIndicesPortion,B=i.eachMeshGeometriesPortion,w=i.eachMeshMatricesPortion,P=i.eachMeshMaterial,C=i.eachEntityId,M=i.eachEntityMeshesPortion,E=i.eachTileAABB,F=i.eachTileEntitiesPortion,I=m.length,D=B.length,S=M.length,T=F.length;r&&r.loadData(a,{includeTypes:t.includeTypes,excludeTypes:t.excludeTypes,globalizeObjectIds:t.globalizeObjectIds});const R=new Uint32Array(I);for(let e=0;e<D;e++){const t=B[e];void 0!==R[t]?R[t]++:R[t]=1}const L=c.vec3(),U=c.AABB3(),O={};for(let i=0;i<T;i++){const r=i===T-1,a=F[i],D=r?S-1:F[i+1]-1,k=6*i,N=E.subarray(k,k+6);c.getAABB3Center(N,L),U[0]=N[0]-L[0],U[1]=N[1]-L[1],U[2]=N[2]-L[2],U[3]=N[3]-L[0],U[4]=N[4]-L[1],U[5]=N[5]-L[2];const Q=Ht.createPositionsDecodeMatrix(U),V={};for(let r=a;r<=D;r++){const a=C[r],E=t.globalizeObjectIds?c.globalizeObjectId(s.id,a):a,F=r===S-1,D=M[r],T=F?B.length-1:M[r+1]-1,k=[],N=e.metaScene.metaObjects[E],H={},j={};if(N){if(t.excludeTypesMap&&N.type&&t.excludeTypesMap[N.type])continue;if(t.includeTypesMap&&N.type&&!t.includeTypesMap[N.type])continue;const e=t.objectDefaults?t.objectDefaults[N.type]||t.objectDefaults.DEFAULT:null;e&&(!1===e.visible&&(H.visible=!1),!1===e.pickable&&(H.pickable=!1),e.colorize&&(j.color=e.colorize),void 0!==e.opacity&&null!==e.opacity&&(j.opacity=e.opacity),void 0!==e.metallic&&null!==e.metallic&&(j.metallic=e.metallic),void 0!==e.roughness&&null!==e.roughness&&(j.roughness=e.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(let e=D;e<=T;e++){const r=B[e],a=R[r]>1,C=r===I-1,M=gP(P.subarray(6*e,6*e+3)),E=P[6*e+3]/255,F=P[6*e+4]/255,D=P[6*e+5]/255,S=o.getNextId();if(a){const o=w[e],a=p.slice(o,o+16),B=`${n}-geometry.${i}.${r}`;let P=O[B];if(!P){P={batchThisMesh:!t.reuseGeometries};let e=!1;switch(g[r]){case 0:P.primitiveName="solid",P.geometryPositions=l.subarray(m[r],C?l.length:m[r+1]),P.geometryNormals=A.subarray(v[r],C?A.length:v[r+1]),P.geometryIndices=u.subarray(y[r],C?u.length:y[r+1]),P.geometryEdgeIndices=d.subarray(x[r],C?d.length:x[r+1]),e=P.geometryPositions.length>0&&P.geometryIndices.length>0;break;case 1:P.primitiveName="surface",P.geometryPositions=l.subarray(m[r],C?l.length:m[r+1]),P.geometryNormals=A.subarray(v[r],C?A.length:v[r+1]),P.geometryIndices=u.subarray(y[r],C?u.length:y[r+1]),P.geometryEdgeIndices=d.subarray(x[r],C?d.length:x[r+1]),e=P.geometryPositions.length>0&&P.geometryIndices.length>0;break;case 2:P.primitiveName="points",P.geometryPositions=l.subarray(m[r],C?l.length:m[r+1]),P.geometryColors=h.subarray(b[r],C?h.length:b[r+1]),e=P.geometryPositions.length>0;break;case 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BC(e){e.next.prev=e.prev,e.prev.next=e.next,e.prevZ&&(e.prevZ.nextZ=e.nextZ),e.nextZ&&(e.nextZ.prevZ=e.prevZ)}function wC(e,t,i){this.i=e,this.x=t,this.y=i,this.prev=null,this.next=null,this.z=null,this.prevZ=null,this.nextZ=null,this.steiner=!1}function PC(e,t,i,s){for(var r=0,o=t,n=i-s;o<i;o+=s)r+=(e[n]-e[o])*(e[o+1]+e[n+1]),n=o;return r}eC.deviation=function(e,t,i,s){var r=t&&t.length,o=r?t[0]*i:e.length,n=Math.abs(PC(e,0,o,i));if(r)for(var a=0,l=t.length;a<l;a++){var A=t[a]*i,h=a<l-1?t[a+1]*i:e.length;n-=Math.abs(PC(e,A,h,i))}var c=0;for(a=0;a<s.length;a+=3){var u=s[a]*i,d=s[a+1]*i,p=s[a+2]*i;c+=Math.abs((e[u]-e[p])*(e[d+1]-e[u+1])-(e[u]-e[d])*(e[p+1]-e[u+1]))}return 0===n&&0===c?0:Math.abs((c-n)/n)},eC.flatten=function(e){for(var t=e[0][0].length,i={vertices:[],holes:[],dimensions:t},s=0,r=0;r<e.length;r++){for(var o=0;o<e[r].length;o++)for(var n=0;n<t;n++)i.vertices.push(e[r][o][n]);r>0&&(s+=e[r-1].length,i.holes.push(s))}return i};const CC=c.vec2(),MC=c.vec3(),EC=c.vec3(),FC=c.vec3();class IC{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getDotBIM(e,t,i){_.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}}const DC=function(e){const t=t=>parseInt(e.substr(t+1,2),16)/255;return[t(0),t(2),t(4)]},SC=function(e){const t=[];for(let i=0;i<e.length;++i)t.push(i);const i=function(){const i=c.vec2(),s=c.vec2();let r=0;for(let o=0;o<t.length;++o){const n=e[t[o]],a=e[t[(o+1)%t.length]],l=e[t[(o+2)%t.length]];c.subVec2(n,a,i),c.subVec2(l,a,s);const A=c.dotVec2(i,s)/Math.sqrt(c.sqLenVec2(i)*c.sqLenVec2(s)),h=Math.acos(Math.max(-1,Math.min(A,1)));r+=i[0]*s[1]-i[1]*s[0]>=0?h:2*Math.PI-h}return r<t.length*Math.PI}(),s=function(){const e=(e,t,i)=>(e[0]-i[0])*(t[1]-i[1])-(t[0]-i[0])*(e[1]-i[1]);return(t,i,s,r)=>{const o=e(t,i,s),n=e(t,s,r),a=e(t,r,i);return!((o<0||n<0||a<0)&&(o>0||n>0||a>0))}}(),r=[],o=(i?t:t.slice(0).reverse()).map((e=>({idx:e})));o.forEach(((e,t)=>{e.prev=o[(t-1+o.length)%o.length],e.next=o[(t+1)%o.length]}));const n=c.vec2(),a=c.vec2();for(;o.length>2;){let t=0;for(;;){if(t>=o.length)throw`isCCW = ${i}; earIdx = ${t}; len = ${o.length}`;const r=o[t],l=e[r.prev.idx],A=e[r.idx],h=e[r.next.idx];if(c.subVec2(l,A,n),c.subVec2(h,A,a),n[0]*a[1]-n[1]*a[0]>=0&&o.every((t=>t===r||t===r.prev||t===r.next||!s(e[t.idx],l,A,h))))break;++t}const l=o[t];o.splice(t,1),r.push([l.idx,l.next.idx,l.prev.idx]);l.prev.next=l.next;l.next.prev=l.prev}return[e,r,i]},TC=function(e,t){const i=e.canvas.canvas,s=i.parentNode,r=document.createElement("div");s.insertBefore(r,i);let o=5;r.style.background=t,r.style.border="2px solid white",r.style.margin="0 0",r.style.zIndex="100",r.style.position="absolute",r.style.pointerEvents="none",r.style.display="none";const n=new he(e,{}),a=e=>e+"px",l=function(){const e=n.canvasPos.slice();ue(i,s,e),r.style.left=a(e[0]-3-o/2),r.style.top=a(e[1]-3-o/2),r.style.borderRadius=a(2*o),r.style.width=a(o),r.style.height=a(o)},A=e.camera.on("viewMatrix",l),h=e.camera.on("projMatrix",l);return{update:function(e){e&&(n.worldPos=e,l()),r.style.display=e?"":"none"},setHighlighted:function(e){o=e?10:5,l()},getCanvasPos:()=>n.canvasPos,getWorldPos:()=>n.worldPos,destroy:function(){r.parentNode.removeChild(r),e.camera.off(A),e.camera.off(h),n.destroy()}}},RC=function(e,t,i){let s=null;const r=r=>{if(r){s&&s.destroy();try{const[o,n]=SC(r.map((e=>[e[0],e[2]]))),a=[].concat(...o.map((e=>[e[0],r[0][1],e[1]]))),l=[].concat(...n);s=new ts(e,{pickable:!1,geometry:new zt(e,{positions:a,indices:l,normals:c.buildNormals(a,l)}),material:new Yt(e,{alpha:void 0!==i?i:.5,backfaces:!0,diffuse:DC(t)})})}catch(e){s=null}}s&&(s.visible=!!r)};return r(null),{updateBase:r,destroy:()=>s&&s.destroy()}},LC=function(e,t){return function(i,s,r){const o=e.scene,n=o.canvas.canvas,a=(e,t)=>(t[0]=e.clientX,t[1]=e.clientY,ue(n.ownerDocument.documentElement,n,t),t),l=e=>{const i=c.vec3(),s=c.vec3();return c.canvasPosToWorldRay(n,o.camera.viewMatrix,o.camera.projMatrix,o.camera.projection,e,i,s),t(i,s)};let A=!1;const h=function(){A=!1},u=function(){h(),n.removeEventListener("mousedown",p),n.removeEventListener("mousemove",f),e.cameraControl.off(g),n.removeEventListener("mouseup",m)},d=c.vec2(),p=function(e){1===e.which&&(a(e,d),A=!0)};n.addEventListener("mousedown",p);const f=function(e){const t=a(e,c.vec2());A&&c.distVec2(d,t)>20&&(h(),i())};n.addEventListener("mousemove",f);const g=e.cameraControl.on("rayMove",(e=>{const t=e.canvasPos;s(t,l(t))})),m=function(e){if(1===e.which&&A){u();const t=a(e,c.vec2());r(t,l(t))}};return n.addEventListener("mouseup",m),u}},UC=function(e,t,i,s){const r=-(c.dotVec3(i,t)-e)/c.dotVec3(s,t);{const e=c.vec3();return c.mulVec3Scalar(s,r,e),c.addVec3(i,e,e),e}};class OC extends D{constructor(e,t={}){if(super(e.viewer.scene,t),this.plugin=e,this._container=t.container,!this._container)throw"config missing: container";this._eventSubs={},this.plugin.viewer.scene,this._geometry=t.geometry,t.onMouseOver,t.onMouseLeave,t.onContextMenu,this._alpha="alpha"in t&&void 0!==t.alpha?t.alpha:.5,this.color=t.color,this._visible=!0,this._rebuildMesh()}_rebuildMesh(){const e=this.plugin.viewer.scene,t=this._geometry.planeCoordinates.slice(),i=this._geometry.height<0,s=this._geometry.altitude+(i?this._geometry.height:0),r=this._geometry.height*(i?-1:1),[o,n,a]=SC(t),l=[],A=[],h=e=>{const t=l.length;for(let t of o)l.push([t[0],s+(e?r:0),t[1]]);for(let i of n)A.push(...(e?i:i.slice(0).reverse()).map((e=>e+t)))};h(!1),h(!0);for(let e=0;e<o.length;++e){const t=o[e],i=o[(o.length+e+(a?1:-1))%o.length],n=s,h=s+r,c=l.length;l.push([t[0],n,t[1]],[i[0],n,i[1]],[i[0],h,i[1]],[t[0],h,t[1]]),A.push(...[0,1,2,0,2,3].map((e=>e+c)))}this._zoneMesh&&this._zoneMesh.destroy();const u=[].concat(...l);this._zoneMesh=new ts(e,{edges:this._edges,geometry:new zt(e,{positions:u,indices:A,normals:c.buildNormals(u,A)}),material:new Yt(e,{alpha:this._alpha,backfaces:!0,diffuse:DC(this._color)}),visible:this._visible}),this._zoneMesh.highlighted=this._highlighted,this._zoneMesh.zone=this;{const e=c.vec2(),t=c.vec2();let i=0;for(let s of n){const r=o[s[0]],n=o[s[1]],a=o[s[2]];c.subVec2(n,r,e),c.subVec2(a,r,t),i+=Math.abs(e[0]*t[1]-e[1]*t[0])}this._baseArea=i/2}this._metrics=null;const d=e=>Math.min(...l.map((t=>t[e]))),p=e=>Math.max(...l.map((t=>t[e]))),f=d(0),g=d(1),m=d(2),_=p(0),v=p(1),b=p(2);this._center=c.vec3([(f+_)/2,(g+v)/2,(m+b)/2])}get baseArea(){return this._baseArea}get area(){return this._getMetrics().area}get volume(){return this._getMetrics().volume}_getMetrics(){if(null===this._metrics){let e=0,t=0;const i=this._zoneMesh.geometry,s=[c.vec3(),c.vec3(),c.vec3()],r=c.vec3();for(let o=0;o<i.indices.length;o+=3){for(let e=0;e<3;++e){const t=s[e],r=3*i.indices[o+e];for(let e=0;e<3;++e)t[e]=i.positions[r+e]}e+=c.dotVec3(s[0],c.cross3Vec3(s[1],s[2],r)),c.subVec3(s[1],s[0],s[1]),c.subVec3(s[2],s[0],s[2]),t+=c.lenVec3(c.cross3Vec3(s[1],s[2],r))}this._metrics={area:t/2,volume:e/6}}return this._metrics}sectionedAverage(e){const t=this._geometry.planeCoordinates.slice();let i=[];{const e=this._geometry.height,s=this._geometry.altitude,r=s+Math.max(0,e),o=s+Math.min(0,e),n=e=>{const s=t.map((t=>[t[0],e?r:o,t[1]]));i.push(e?s:s.slice(0).reverse())};n(!0),n(!1);const a=(e,i)=>[t[e][0],i,t[e][1]];for(let e=0;e<t.length;++e){const s=(e+1)%t.length;i.push([a(e,o),a(s,o),a(s,r),a(e,r)])}}for(const t of e){const e=t.dir,r=t.dist,o=[];for(const t of i){const i=1e-5,n=0,a=1,l=2,A=3;let h=0;const u=[];for(let s=0;s<t.length;s++){const o=c.dotVec3(e,t[s])+r,A=o<-i?l:o>i?a:n;h|=A,u.push(A)}switch(h){case n:case a:o.push(t);break;case l:break;case A:const i=[];for(let o=0;o<t.length;o++){var s=(o+1)%t.length;const n=u[o],a=u[s],h=t[o],d=t[s];if(n!==l&&i.push(h),(n|a)===A){const t=c.vec3();c.subVec3(d,h,t);const s=-(r+c.dotVec3(e,h))/c.dotVec3(e,t),o=[0,0,0];c.lerpVec3(s,0,1,h,d,o),i.push(o)}}i.length>=3&&o.push(i)}}i=o}if(0===i.length)return null;{const e=c.vec3([0,0,0]),t=new Set;for(const s of i)for(const i of s){const s=i.map((e=>e.toFixed(3))).join(":");t.has(s)||(t.add(s),c.addVec3(e,i,e))}return c.mulVec3Scalar(e,1/t.size,e),e}}get center(){return this._center}get altitude(){return this._geometry.altitude}set altitude(e){this._geometry.altitude=e,this._rebuildMesh()}get height(){return this._geometry.height}set height(e){this._geometry.height=e,this._rebuildMesh()}get highlighted(){return this._highlighted}set highlighted(e){this._highlighted=e,this._zoneMesh&&(this._zoneMesh.highlighted=e)}set color(e){this._color=e,this._zoneMesh&&(this._zoneMesh.material.diffuse=DC(this._color))}get color(){return this._color}set alpha(e){this._alpha=e,this._zoneMesh&&(this._zoneMesh.material.alpha=this._alpha)}get alpha(){return this._alpha}get edges(){return this._edges}set edges(e){this._edges=e,this._zoneMesh&&(this._zoneMesh.edges=this._edges)}set visible(e){this._visible=!!e,this._zoneMesh.visible=this._visible,this._needUpdate()}get visible(){return this._visible}getJSON(){return{id:this.id,geometry:this._geometry,alpha:this._alpha,color:this._color}}duplicate(){return this.plugin.createZone({id:c.createUUID(),geometry:{planeCoordinates:this._geometry.planeCoordinates.map((e=>e.slice())),altitude:this._geometry.altitude,height:this._geometry.height},alpha:this._alpha,color:this._color})}destroy(){this._zoneMesh.destroy(),super.destroy()}}class kC extends D{constructor(e,t,i){super(e.viewer.scene),this.zonesPlugin=e,this.pointerLens=t.pointerLens,this.createSelect3dPoint=i,this._deactivate=null}get active(){return!!this._deactivate}activate(e,t,i,s){if(this._deactivate)return;if("object"==typeof e&&null!==e){const r=e,o=(e,t)=>{if(e in r)return r[e];if(void 0!==t)return t;throw"config missing: "+e};e=o("altitude"),t=o("height"),i=o("color","#008000"),s=o("alpha",.5)}const r=this.zonesPlugin,o=r.viewer,n=o.scene,a=this,l=this.createSelect3dPoint(o,((t,i)=>UC(e,c.vec3([0,1,0]),t,i)));!function o(){const A=RC(n,i,s),h=function(e,t,i,s,r,o){const n=TC(e,t),a=TC(e,t),l=i?function(e){i.visible=!!e,e&&(i.canvasPos=e)}:()=>{};let A=s((()=>{l(null),n.update(null)}),((e,t)=>{l(e),n.update(t)}),(function(e,t){n.update(t),A=s((function(){l(null),a.update(null),r(null)}),(function(e,i){l(e),a.update(i),r(c.distVec3(t,i)>.01&&[t,i])}),(function(e,i){a.update(i),n.destroy(),a.destroy(),l(null),o([t,i])}))}));return{deactivate:function(){A(),n.destroy(),a.destroy(),l(null)}}}(n,i,a.pointerLens,l,(e=>{if(e){const t=e[0],i=e[1],s=e=>Math.min(t[e],i[e]),r=e=>Math.max(t[e],i[e]),o=s(0),n=s(1),a=s(2),l=r(0);r(1);const h=r(2);A.updateBase([[o,n,h],[l,n,h],[l,n,a],[o,n,a]])}else A.updateBase(null)}),(n=>{A.destroy();const l=function(e,t,i,s,r,o,n){const a=i=>Math.min(e[i],t[i]),l=i=>Math.max(e[i],t[i]),A=a(0),h=a(2),u=l(0),d=l(2);return n.createZone({id:c.createUUID(),geometry:{planeCoordinates:[[A,d],[u,d],[u,h],[A,h]],altitude:i,height:s},alpha:o,color:r})}(n[0],n[1],e,t,i,s,r);let h=!0;a._deactivate=()=>{h=!1},a.fire("zoneEnd",l),h&&o()})).deactivate;a._deactivate=()=>{h(),A.destroy()}}()}deactivate(){this._deactivate&&(this._deactivate(),this._deactivate=null)}destroy(){this.deactivate(),super.destroy()}}const NC=function(e,t,i,s,r,o,n,a,l){const A=o?function(e){o.visible=!!e,e&&(o.canvasPos=e)}:()=>{};let h;const u=[()=>A(null)],d=RC(e,s,r);return u.push((()=>d.destroy())),function o(p){const f=TC(e,s),g=p.length>0&&function(e,t,i){const s=e.canvas.canvas,r=new he(e,{});r.worldPos=i;const o=new he(e,{}),n=s.ownerDocument.body,a=new me(n,{color:t,thickness:1,thicknessClickable:6});a.setVisible(!1);const l=function(){const e=r.canvasPos.slice(),t=o.canvasPos.slice();ue(s,n,e),ue(s,n,t),a.setStartAndEnd(e[0],e[1],t[0],t[1])},A=e.camera.on("viewMatrix",l),h=e.camera.on("projMatrix",l);return{update:function(e){e&&(o.worldPos=e,l()),a.setVisible(!!e)},destroy:function(){e.camera.off(A),e.camera.off(h),r.destroy(),o.destroy(),a.destroy()}}}(e,s,p[p.length-1].getWorldPos());u.push((()=>{f.destroy(),g&&g.destroy()}));const m=p.length>0&&p[0],_=function(e){const t=m&&m.getCanvasPos();return t&&c.distVec2(t,e)<10&&{canvasPos:t,worldPos:m.getWorldPos()}},v=function(){const e=(e,t,i)=>t[0]<=Math.max(e[0],i[0])&&t[0]>=Math.min(e[0],i[0])&&t[1]<=Math.max(e[1],i[1])&&t[1]>=Math.min(e[1],i[1]),t=(e,t,i)=>{const s=(t[1]-e[1])*(i[0]-t[0])-(t[0]-e[0])*(i[1]-t[1]);return 0===s?0:s>0?1:2};return function(i,s){const r=i[i.length-2],o=i[i.length-1];for(let n=s?1:0;n<i.length-2-1;++n){const s=i[n],a=i[n+1],l=t(r,o,s),A=t(r,o,a),h=t(s,a,r),c=t(s,a,o);if(l!==A&&h!==c||0===l&&e(r,s,o)||0===A&&e(r,a,o)||0===h&&e(s,r,a)||0===c&&e(s,o,a))return!0}return!1}}();h=a((()=>{A(null),f.update(null),g&&g.update(null),d.updateBase(p.length>2?p.map((e=>e.getWorldPos())):null)}),((e,t)=>{const i=p.length>2&&_(e);if(m&&m.setHighlighted(!!i),A(i?i.canvasPos:e),f.update(!i&&t),g&&g.update(i?i.worldPos:t),p.length>=2){const e=p.map((e=>e.getWorldPos())).concat(i?[]:[t]),s=v(e.map((e=>[e[0],e[2]])),i);d.updateBase(s?null:e)}else d.updateBase(null)}),(function(e,a){const A=p.length>2&&_(e),h=p.map((e=>e.getWorldPos())).concat(A?[]:[a]);d.updateBase(h);const m=h.map((e=>[e[0],e[2]]));p.length>2&&v(m,A)?(u.pop()(),o(p)):A?(f.update(a),u.forEach((e=>e())),l(n.createZone({id:c.createUUID(),geometry:{planeCoordinates:m,altitude:t,height:i},alpha:r,color:s}))):(f.update(a),g&&g.update(a),o(p.concat(f)))}))}([]),{closeSurface:function(){throw"TODO"},deactivate:function(){h(),u.forEach((e=>e()))}}};class QC extends D{constructor(e,t,i,s){const r=e.plugin.viewer,o=r.scene;super(o);const n=e._geometry.altitude,a=e._geometry.planeCoordinates.map((t=>{const i=o.canvas.canvas.ownerDocument.body,s=new de(o,{},i,{fillColor:e._color});return s.worldPos=c.vec3([t[0],n,t[1]]),s.on("worldPos",(function(){t[0]=s.worldPos[0],t[1]=s.worldPos[2];try{e._rebuildMesh()}catch(t){e._zoneMesh&&(e._zoneMesh.destroy(),e._zoneMesh=null)}})),s})),l=fe({viewer:r,handleMouseEvents:i,handleTouchEvents:s,pointerLens:t&&t.pointerLens,dots:a,ray2WorldPos:(e,t)=>UC(n,c.vec3([0,1,0]),e,t),onEnd:(t,i)=>(e._zoneMesh&&this.fire("edited"),!!e._zoneMesh)}),A=function(){l(),a.forEach((e=>e.destroy()))},h=e.on("destroyed",A);this._deactivate=function(){e.off("destroyed",h),A()}}deactivate(){this._deactivate(),super.destroy()}}class VC extends D{constructor(e,t,i,s){const r=e.plugin.viewer,o=r.scene,n=o.canvas.canvas;super(o);const a=this,l=e._geometry.altitude,A=t&&t.pointerLens,h=A?function(e){A.visible=!!e,e&&(A.canvasPos=e)}:()=>{},u=e=>{const t=c.vec3(),i=c.vec3();return c.canvasPosToWorldRay(n,o.camera.viewMatrix,o.camera.projMatrix,o.camera.projection,e,t,i),s=t,r=i,UC(l,c.vec3([0,1,0]),s,r);var s,r},d=(e,t)=>(t[0]=e.clientX,t[1]=e.clientY,ue(n.ownerDocument.documentElement,n,t),t),p=function(e,t){const i=e=>{e.preventDefault(),t(e)};return n.addEventListener(e,i),()=>n.removeEventListener(e,i)};let f=()=>{};const g=function(t,i,s,o){const l=o(t),A=d(l,c.vec2()),g=r.scene.pick({canvasPos:A,includeEntities:[e._zoneMesh.id]});if((g&&g.entity&&g.entity.zone)===e){f(),n.style.cursor="move",r.cameraControl.active=!1;const t=function(){const t=e._geometry.planeCoordinates.map((e=>e.slice())),i=u(A),s=c.vec2([i[0],i[2]]),r=c.vec2();return function(i){const o=u(i);r[0]=o[0],r[1]=o[2],c.subVec2(s,r,r),e._geometry.planeCoordinates.forEach(((e,i)=>{c.subVec2(t[i],r,e)}));try{e._rebuildMesh()}catch(t){e._zoneMesh&&(e._zoneMesh.destroy(),e._zoneMesh=null)}}}(),l=p(i,(function(e){const i=o(e);if(i){const e=d(i,c.vec2());t(e),h(e)}})),g=p(s,(function(e){const i=o(e);if(i){const e=d(i,c.vec2());t(e),h(null),f(),a.fire("translated")}}));f=function(){f=()=>{},n.style.cursor="default",r.cameraControl.active=!0,l(),g()}}},m=[];i&&m.push(p("mousedown",(e=>{1===e.which&&g(e,"mousemove","mouseup",(e=>1===e.which&&e))}))),s&&m.push(p("touchstart",(e=>{if(1===e.touches.length){const t=e.touches[0].identifier;g(e,"touchmove","touchend",(e=>[...e.changedTouches].find((e=>e.identifier===t))))}})));const _=function(){f(),m.forEach((e=>e())),h(null)},v=e.on("destroyed",_);this._deactivate=function(){e.off("destroyed",v),_()}}deactivate(){this._deactivate(),super.destroy()}}exports.AlphaFormat=1021,exports.AmbientLight=Tt,exports.AngleMeasurementEditMouseControl=class extends we{constructor(e,t){super(e,t,!0,!1)}},exports.AngleMeasurementEditTouchControl=class extends we{constructor(e,t){super(e,t,!1,!0)}},exports.AngleMeasurementsControl=xe,exports.AngleMeasurementsMouseControl=Be,exports.AngleMeasurementsPlugin=class extends V{constructor(e,t={}){super("AngleMeasurements",e),this._container=t.container||document.body,this._defaultControl=null,this._measurements={},this.defaultColor=void 0!==t.defaultColor?t.defaultColor:"#00BBFF",this.defaultLabelsVisible=!1!==t.defaultLabelsVisible,this.zIndex=t.zIndex||1e4,this._onMouseOver=(e,t)=>{this.fire("mouseOver",{plugin:this,angleMeasurement:t,measurement:t,event:e})},this._onMouseLeave=(e,t)=>{this.fire("mouseLeave",{plugin:this,angleMeasurement:t,measurement:t,event:e})},this._onContextMenu=(e,t)=>{this.fire("contextMenu",{plugin:this,angleMeasurement:t,measurement:t,event:e})}}getContainerElement(){return this._container}send(e,t){}get control(){return this._defaultControl||(this._defaultControl=new Be(this,{})),this._defaultControl}get measurements(){return this._measurements}createMeasurement(e={}){this.viewer.scene.components[e.id]&&(this.error("Viewer scene component with this ID already exists: "+e.id),delete e.id);const t=e.origin,i=e.corner,s=e.target,r=new ye(this,{id:e.id,plugin:this,container:this._container,origin:{entity:t.entity,worldPos:t.worldPos},corner:{entity:i.entity,worldPos:i.worldPos},target:{entity:s.entity,worldPos:s.worldPos},visible:e.visible,originVisible:!0,originWireVisible:!0,cornerVisible:!0,targetWireVisible:!0,targetVisible:!0,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._measurements[r.id]=r,r.on("destroyed",(()=>{delete this._measurements[r.id]})),r.clickable=!0,this.fire("measurementCreated",r),r}destroyMeasurement(e){const t=this._measurements[e];t?(t.destroy(),this.fire("measurementDestroyed",t)):this.log("AngleMeasurement not found: "+e)}setLabelsShown(e){for(const[t,i]of Object.entries(this.measurements))i.labelShown=e}clear(){const e=Object.keys(this._measurements);for(var t=0,i=e.length;t<i;t++)this.destroyMeasurement(e[t])}destroy(){this.clear(),super.destroy()}},exports.AngleMeasurementsTouchControl=class extends xe{constructor(e,t={}){super(e.viewer.scene),this.pointerLens=t.pointerLens,this.pointerCircle=new Q(e.viewer),this._active=!1;const i=document.createElement("div"),s=this.scene.canvas.canvas;s.parentNode.insertBefore(i,s),i.style.background="black",i.style.border="2px solid blue",i.style.borderRadius="10px",i.style.width="5px",i.style.height="5px",i.style.margin="-200px -200px",i.style.zIndex="100",i.style.position="absolute",i.style.pointerEvents="none",this.markerDiv=i,this._currentAngleMeasurement=null,this._longTouchTimeoutMs=300,this._snapping=!1!==t.snapping,this._touchState=0,this._attachPlugin(e,t)}_attachPlugin(e){this.angleMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;const e=this.plugin,t=this.scene,i=t.canvas.canvas;e.pointerLens;const s=c.vec3(),r=20;let o=null;this._touchState=0;const n=c.vec2(),a=c.vec2(),l=c.vec2();let A=null;const h=()=>{this.plugin.viewer.cameraControl.active=!1},u=()=>{this.plugin.viewer.cameraControl.active=!0},d=()=>{o&&(clearTimeout(o),o=null),this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),u(),this._touchState=0};i.addEventListener("touchstart",this._onCanvasTouchStart=i=>{const l=i.touches.length;if(1!==l)return void(o&&(clearTimeout(o),o=null));const u=i.touches[0],p=u.clientX,f=u.clientY;switch(n.set([p,f]),a.set([p,f]),this._touchState){case 0:if(1!==l&&null!==o)return void d();const i=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(i&&i.snapped)s.set(i.worldPos),this.pointerCircle.start(i.snappedCanvasPos);else{const e=t.pick({canvasPos:a,pickSurface:!0});if(!e||!e.worldPos)return;s.set(e.worldPos),this.pointerCircle.start(e.canvasPos)}o=setTimeout((()=>{1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r||(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.cursorPos=n),this.pointerLens&&(this.pointerLens.canvasPos=a,this.pointerLens.snapped=!1),this.pointerLens&&(this.pointerLens.cursorPos=i.canvasPos,this.pointerLens.snapped=!0),this._currentAngleMeasurement?this._currentAngleMeasurement.origin.worldPos=s:(this._currentAngleMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:i.worldPos,entity:i.entity},corner:{worldPos:i.worldPos,entity:i.entity},target:{worldPos:i.worldPos,entity:i.entity}}),this._currentAngleMeasurement.clickable=!1,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!1,this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1),this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement),this._touchState=2,h())}),this._longTouchTimeoutMs),this._touchState=1,A=u.identifier;break;case 3:if(1!==l&&null!==o)return clearTimeout(o),void(o=null);1===l&&(o=setTimeout((()=>{if(o=null,1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r)return;this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.snapped=!1);const e=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(e&&e.snapped)this.pointerLens&&(this.pointerLens.cursorPos=e.snappedCanvasPos,this.pointerLens.snapped=!0),this.pointerCircle.start(e.snappedCanvasPos),s.set(e.worldPos),this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.corner.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement);else{const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=e.canvasPos,this.pointerLens.snapped=!1),this.pointerCircle.start(e.canvasPos),s.set(e.worldPos),this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.corner.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)}this._touchState=5,h()}),this._longTouchTimeoutMs),this._touchState=4),A=u.identifier;break;case 6:if(1!==l&&null!==o)return clearTimeout(o),void(o=null);1===l&&(o=setTimeout((()=>{if(o=null,1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r)return;this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.snapped=!1);const e=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(e&&e.snapped)this.pointerLens&&(this.pointerLens.cursorPos=e.snappedCanvasPos,this.pointerLens.snapped=!0),this.pointerCircle.start(e.snappedCanvasPos),s.set(e.worldPos),this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.target.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement);else{const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=e.canvasPos,this.pointerLens.snapped=!1),this.pointerCircle.start(e.canvasPos),s.set(e.worldPos),this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.target.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)}this._touchState=8,h()}),this._longTouchTimeoutMs),this._touchState=7),A=u.identifier;break;default:return null!==o&&(clearTimeout(o),o=null),void(this._touchState=7)}},{passive:!0}),i.addEventListener("touchmove",(e=>{this.pointerCircle.stop();const i=e.touches.length;if(1!==i||1!==e.changedTouches.length)return void(o&&(clearTimeout(o),o=null));const r=e.touches[0],n=r.clientX,l=r.clientY;if(r.identifier!==A)return;let h,c;switch(a.set([n,l]),this._touchState){case 2:this.pointerLens&&(this.pointerLens.canvasPos=a),h=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),h&&h.snapped?(this.pointerLens&&(this.pointerLens.snappedCanvasPos=h.snappedCanvasPos,this.pointerLens.snapped=!0),s.set(h.worldPos),this._currentAngleMeasurement.origin.worldPos=h.worldPos):(c=t.pick({canvasPos:a,pickSurface:!0}),c&&c.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=c.canvasPos,this.pointerLens.snapped=!1),s.set(c.worldPos),this._currentAngleMeasurement.origin.worldPos=c.worldPos):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)),this._touchState=2;break;case 5:if(1!==i&&null!==o)return clearTimeout(o),o=null,this.pointerLens&&(this.pointerLens.visible=!1),void(this._touchState=7);this.pointerLens&&(this.pointerLens.canvasPos=a),h=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),h&&h.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=h.snappedCanvasPos,this.pointerLens.snapped=!0),this._currentAngleMeasurement.corner.worldPos=h.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1):(c=t.pick({canvasPos:a,pickSurface:!0}),c&&c.worldPos&&(this.pointerLens&&(this.pointerLens.cursorPos=c.canvasPos,this.pointerLens.snapped=!1),this._currentAngleMeasurement.corner.worldPos=c.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1)),this._touchState=5;break;case 8:if(1!==i&&null!==o)return clearTimeout(o),o=null,this.pointerLens&&(this.pointerLens.visible=!1),void(this._touchState=7);this.pointerLens&&(this.pointerLens.canvasPos=a),h=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),h&&h.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=h.snappedCanvasPos,this.pointerLens.snapped=!0),this._currentAngleMeasurement.target.worldPos=h.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0):(c=t.pick({canvasPos:a,pickSurface:!0}),c&&c.worldPos&&(this.pointerLens&&(this.pointerLens.cursorPos=c.canvasPos,this.pointerLens.snapped=!1),this._currentAngleMeasurement.target.worldPos=c.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0)),this._touchState=8}}),{passive:!0}),i.addEventListener("touchend",this._onCanvasTouchEnd=i=>{this.pointerCircle.stop();const s=i.changedTouches.length;if(1!==s)return;const h=i.changedTouches[0],d=h.clientX,p=h.clientY;if(h.identifier===A)switch(o&&(clearTimeout(o),o=null),l.set([d,p]),this._touchState){case 1:{if(1!==s||d>n[0]+r||d<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=0);const i=t.pick({canvasPos:a,pickSurface:!0});i&&i.worldPos?(this._currentAngleMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:i.worldPos},corner:{worldPos:i.worldPos},target:{worldPos:i.worldPos}}),this._currentAngleMeasurement.clickable=!1,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!1,this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this._touchState=3):(this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0)}u();break;case 2:this.pointerLens&&(this.pointerLens.visible=!1),this._currentAngleMeasurement?this._touchState=3:(this.pointerLens&&(this.pointerLens.snapped=!1,this.pointerLens.visible=!1),this._touchState=0),u();break;case 4:{if(1!==s||d>n[0]+r||d<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=3);const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this._touchState=6):(this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0)}u();break;case 5:this.pointerLens&&(this.pointerLens.visible=!1),this._touchState=6,u();break;case 7:{if(1!==s||d>n[0]+r||d<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=6);const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this.angleMeasurementsPlugin.fire("measurementEnd",this._currentAngleMeasurement),this._currentAngleMeasurement=null):this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0}u();break;case 8:this.pointerLens&&(this.pointerLens.visible=!1),this._currentAngleMeasurement&&this._currentAngleMeasurement.targetVisible?(this._currentAngleMeasurement.clickable=!0,this.angleMeasurementsPlugin.fire("measurementEnd",this._currentAngleMeasurement),this._currentAngleMeasurement=null,this._touchState=0):(this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0),u()}},{passive:!0}),this._active=!0}deactivate(){if(!this._active)return;this.plugin.pointerLens&&(this.plugin.pointerLens.visible=!1),this.reset();const e=this.plugin.viewer.scene.canvas.canvas;e.removeEventListener("touchstart",this._onCanvasTouchStart),e.removeEventListener("touchend",this._onCanvasTouchEnd),this._active=!1,this.plugin.viewer.cameraControl.active=!0}reset(){this._active&&this._currentAngleMeasurement&&(this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement),this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null)}get currentMeasurement(){return this._currentAngleMeasurement}destroy(){this.deactivate(),super.destroy()}},exports.AnnotationsPlugin=class extends V{constructor(e,t){super("Annotations",e),this._labelHTML=t.labelHTML||"<div></div>",this._markerHTML=t.markerHTML||"<div></div>",this._container=t.container||document.body,this._values=t.values||{},this.annotations={},this.surfaceOffset=t.surfaceOffset}getContainerElement(){return this._container}send(e,t){if("clearAnnotations"===e)this.clear()}set surfaceOffset(e){null==e&&(e=.3),this._surfaceOffset=e}get surfaceOffset(){return this._surfaceOffset}createAnnotation(e){this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);var t=null;e.markerElementId&&((t=document.getElementById(e.markerElementId))||this.error("Can't find DOM element for 'markerElementId' value '"+e.markerElementId+"' - defaulting to internally-generated empty DIV"));var i=null;e.labelElementId&&((i=document.getElementById(e.labelElementId))||this.error("Can't find DOM element for 'labelElementId' value '"+e.labelElementId+"' - defaulting to internally-generated empty DIV"));const s=new Ee(this.viewer.scene,{id:e.id,plugin:this,container:this._container,markerElement:t,labelElement:i,markerHTML:e.markerHTML||this._markerHTML,labelHTML:e.labelHTML||this._labelHTML,occludable:e.occludable,values:_.apply(e.values,_.apply(this._values,{})),markerShown:e.markerShown,labelShown:e.labelShown,eye:e.eye,look:e.look,up:e.up,projection:e.projection,visible:!1!==e.visible});return e.pickResult=e.pickResult||e.pickRecord,e.pickResult?s.setFromPickResult(e.pickResult):(s.entity=e.entity,s.worldPos=e.worldPos),this.annotations[s.id]=s,s.on("destroyed",(()=>{delete this.annotations[s.id],this.fire("annotationDestroyed",s.id)})),this.fire("annotationCreated",s.id),s}destroyAnnotation(e){var t=this.annotations[e];t?t.destroy():this.log("Annotation not found: "+e)}clear(){const e=Object.keys(this.annotations);for(var t=0,i=e.length;t<i;t++)this.destroyAnnotation(e[t])}destroy(){this.clear(),super.destroy()}},exports.AxisGizmoPlugin=class extends V{constructor(e,t){super("AxisGizmo",e,t=t||{});const i=e.scene.camera;t.canvasId||t.canvasElement||this.error("Config expected: either 'canvasId' or 'canvasElement'");try{this._axisGizmoScene=new hi(e,{canvasId:t.canvasId,canvasElement:t.canvasElement,transparent:!0})}catch(e){return void this.error(e)}const s=this._axisGizmoScene;s.clearLights(),new Tt(s,{color:[.45,.45,.5],intensity:.9}),new St(s,{dir:[-.5,.5,-.6],color:[.8,.8,.7],intensity:1,space:"view"}),new St(s,{dir:[.5,-.5,-.6],color:[.8,.8,.8],intensity:1,space:"view"});const r=s.camera;i.on("matrix",(function(){const e=i.eye,t=i.look,s=i.up,o=c.mulVec3Scalar(c.normalizeVec3(c.subVec3(e,t,[])),22);r.look=[0,0,0],r.eye=o,r.up=s}));const o=new zt(s,ss({radiusTop:.01,radiusBottom:.6,height:1.7,radialSegments:20,heightSegments:1,openEnded:!1})),n=new zt(s,ss({radiusTop:.2,radiusBottom:.2,height:4.5,radialSegments:20,heightSegments:1,openEnded:!1})),a=new Yt(s,{diffuse:[1,.3,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),l=new Yt(s,{emissive:[1,.3,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),A=new Yt(s,{diffuse:[.3,1,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),h=new Yt(s,{emissive:[.3,1,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),u=new Yt(s,{diffuse:[.3,.3,1],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),d=new Yt(s,{emissive:[.3,.3,1],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),p=new Yt(s,{diffuse:[.5,.5,.5],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2});this._meshes=[new ts(s,{geometry:new zt(s,rs({radius:9,heightSegments:60,widthSegments:60})),material:new Yt(s,{diffuse:[0,0,0],emissive:[.1,.1,.1],ambient:[.1,.1,.2],specular:[0,0,0],alpha:.4,alphaMode:"blend",frontface:"cw"}),pickable:!1,collidable:!1,visible:!1!==t.visible}),new ts(s,{geometry:new zt(s,rs({radius:1})),material:p,pickable:!1,collidable:!1,visible:!1!==t.visible}),new ts(s,{geometry:o,material:a,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[5,0,0],rotation:[0,0,-90]}),new ts(s,{geometry:n,material:a,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[2,0,0],rotation:[0,0,90]}),new ts(s,{geometry:new zt(s,ns({text:"X",size:1.5})),material:l,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[7,0,0],billboard:"spherical"}),new ts(s,{geometry:o,material:A,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,5,0]}),new ts(s,{geometry:n,material:A,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,2,0]}),new ts(s,{geometry:new zt(s,ns({text:"Y",size:1.5})),material:h,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,7,0],billboard:"spherical"}),new ts(s,{geometry:o,material:u,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,0,5],rotation:[90,0,0]}),new ts(s,{geometry:n,material:u,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,0,2],rotation:[90,0,0]}),new ts(s,{geometry:new zt(s,ns({text:"Z",size:1.5})),material:d,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,0,7],billboard:"spherical"})]}setVisible(e){for(let t=0;t<this._meshes.length;t++)this._meshes[t].visible=e}destroy(){this._axisGizmoCanvas=null,this._axisGizmoScene.destroy(),this._axisGizmoScene=null,super.destroy()}},exports.BCFViewpointsPlugin=class extends V{constructor(e,t={}){super("BCFViewpoints",e,t),this.originatingSystem=t.originatingSystem||"xeokit.io",this.authoringTool=t.authoringTool||"xeokit.io"}getViewpoint(e={}){const t=this.viewer.scene,i=t.camera,s=t.realWorldOffset,r=!0===e.reverseClippingPlanes;let o={},n=c.normalizeVec3(c.subVec3(i.look,i.eye,c.vec3())),a=i.eye,l=i.up;i.yUp&&(n=Bh(n),a=Bh(a),l=Bh(l));const A=yh(c.addVec3(a,s));"ortho"===i.projection?o.orthogonal_camera={camera_view_point:A,camera_direction:yh(n),camera_up_vector:yh(l),view_to_world_scale:i.ortho.scale}:o.perspective_camera={camera_view_point:A,camera_direction:yh(n),camera_up_vector:yh(l),field_of_view:i.perspective.fov};const h=t.sectionPlanes;for(let e in h)if(h.hasOwnProperty(e)){let t=h[e];if(!t.active)continue;let n,a=t.pos;n=r?c.negateVec3(t.dir,c.vec3()):t.dir,i.yUp&&(a=Bh(a),n=Bh(n)),c.addVec3(a,s),a=yh(a),n=yh(n),o.clipping_planes||(o.clipping_planes=[]),o.clipping_planes.push({location:a,direction:n})}const u=t.lineSets;for(let e in u)if(u.hasOwnProperty(e)){const t=u[e];o.lines||(o.lines=[]);const i=t.positions,s=t.indices;for(let e=0,t=s.length/2;e<t;e++){const t=s[2*e],r=s[2*e+1];o.lines.push({start_point:{x:i[3*t+0],y:i[3*t+1],z:i[3*t+2]},end_point:{x:i[3*r+0],y:i[3*r+1],z:i[3*r+2]}})}}const d=t.bitmaps;for(let e in d)if(d.hasOwnProperty(e)){let t=d[e],r=t.pos,n=t.normal,a=t.up;i.yUp&&(r=Bh(r),n=Bh(n),a=Bh(a)),c.addVec3(r,s),o.bitmaps||(o.bitmaps=[]),o.bitmaps.push({bitmap_type:t.type,bitmap_data:t.imageData,location:yh(r),normal:yh(n),up:yh(a),height:t.height})}o.components={visibility:{view_setup_hints:{spaces_visible:!!e.spacesVisible,space_boundaries_visible:!!e.spaceBoundariesVisible,openings_visible:!!e.openingsVisible,spaces_translucent:!!e.spaces_translucent,space_boundaries_translucent:!!e.space_boundaries_translucent,openings_translucent:!!e.openings_translucent}}};const p=new Set(t.opacityObjectIds),f=new Set(t.xrayedObjectIds),g=new Set(t.colorizedObjectIds),m=Object.values(t.objects).filter((e=>p.has(e.id)||g.has(e.id)||f.has(e.id))).reduce(((e,i)=>{let s,r=function(e){let t="";return t+=Math.round(255*e[0]).toString(16).padStart(2,"0"),t+=Math.round(255*e[1]).toString(16).padStart(2,"0"),t+=Math.round(255*e[2]).toString(16).padStart(2,"0"),t}(i.colorize);i.xrayed?(s=0===t.xrayMaterial.fillAlpha&&0!==t.xrayMaterial.edgeAlpha?.1:t.xrayMaterial.fillAlpha,s=Math.round(255*s).toString(16).padStart(2,"0"),r=s+r):p.has(i.id)&&(s=Math.round(255*i.opacity).toString(16).padStart(2,"0"),r=s+r),e[r]||(e[r]=[]);const o=i.id,n=i.originalSystemId,a={ifc_guid:n,originating_system:this.originatingSystem};return n!==o&&(a.authoring_tool_id=o),e[r].push(a),e}),{}),_=Object.entries(m).map((([e,t])=>({color:e,components:t})));o.components.coloring=_;const v=t.objectIds,b=t.visibleObjects,y=t.visibleObjectIds,x=v.filter((e=>!b[e])),B=t.selectedObjectIds;return e.defaultInvisible||y.length<x.length?(o.components.visibility.exceptions=this._createBCFComponents(y),o.components.visibility.default_visibility=!1):(o.components.visibility.exceptions=this._createBCFComponents(x),o.components.visibility.default_visibility=!0),o.components.selection=this._createBCFComponents(B),o.components.translucency=this._createBCFComponents(t.xrayedObjectIds),!1!==e.snapshot&&(o.snapshot={snapshot_type:"png",snapshot_data:this.viewer.getSnapshot({format:"png"})}),o}_createBCFComponents(e){const t=this.viewer.scene,i=[];for(let s=0,r=e.length;s<r;s++){const r=e[s],o=t.objects[r];if(o){const e={ifc_guid:o.originalSystemId,originating_system:this.originatingSystem};o.originalSystemId!==r&&(e.authoring_tool_id=r),i.push(e)}}return i}setViewpoint(e,t={}){if(!e)return;const i=this.viewer,s=i.scene,r=s.camera,o=!1!==t.rayCast,n=!1!==t.immediate,a=!1!==t.reset,l=s.realWorldOffset,A=!0===t.reverseClippingPlanes;if(s.clearSectionPlanes(),e.clipping_planes&&e.clipping_planes.length>0&&e.clipping_planes.forEach((function(e){let t=xh(e.location,mh),i=xh(e.direction,mh);A&&c.negateVec3(i),c.subVec3(t,l),r.yUp&&(t=wh(t),i=wh(i)),new as(s,{pos:t,dir:i})})),s.clearLines(),e.lines&&e.lines.length>0){const t=[],i=[];let r=0;e.lines.forEach((e=>{e.start_point&&e.end_point&&(t.push(e.start_point.x),t.push(e.start_point.y),t.push(e.start_point.z),t.push(e.end_point.x),t.push(e.end_point.y),t.push(e.end_point.z),i.push(r++),i.push(r++))})),new gh(s,{positions:t,indices:i,clippable:!1,collidable:!0})}if(s.clearBitmaps(),e.bitmaps&&e.bitmaps.length>0&&e.bitmaps.forEach((function(e){const t=e.bitmap_type||"jpg",i=e.bitmap_data;let o=xh(e.location,_h),n=xh(e.normal,vh),a=xh(e.up,bh),l=e.height||1;t&&i&&o&&n&&a&&(r.yUp&&(o=wh(o),n=wh(n),a=wh(a)),new js(s,{src:i,type:t,pos:o,normal:n,up:a,clippable:!1,collidable:!0,height:l}))})),a&&(s.setObjectsXRayed(s.xrayedObjectIds,!1),s.setObjectsHighlighted(s.highlightedObjectIds,!1),s.setObjectsSelected(s.selectedObjectIds,!1)),e.components){if(e.components.visibility){e.components.visibility.default_visibility?(s.setObjectsVisible(s.objectIds,!0),e.components.visibility.exceptions&&e.components.visibility.exceptions.forEach((e=>this._withBCFComponent(t,e,(e=>e.visible=!1))))):(s.setObjectsVisible(s.objectIds,!1),e.components.visibility.exceptions&&e.components.visibility.exceptions.forEach((e=>this._withBCFComponent(t,e,(e=>e.visible=!0)))));const r=e.components.visibility.view_setup_hints;r&&(!1===r.spaces_visible&&s.setObjectsVisible(i.metaScene.getObjectIDsByType("IfcSpace"),!1),void 0!==r.spaces_translucent&&s.setObjectsXRayed(i.metaScene.getObjectIDsByType("IfcSpace"),!0),r.space_boundaries_visible,!1===r.openings_visible&&s.setObjectsVisible(i.metaScene.getObjectIDsByType("IfcOpening"),!0),r.space_boundaries_translucent,void 0!==r.openings_translucent&&s.setObjectsXRayed(i.metaScene.getObjectIDsByType("IfcOpening"),!0))}e.components.selection&&(s.setObjectsSelected(s.selectedObjectIds,!1),e.components.selection.forEach((e=>this._withBCFComponent(t,e,(e=>e.selected=!0))))),e.components.translucency&&(s.setObjectsXRayed(s.xrayedObjectIds,!1),e.components.translucency.forEach((e=>this._withBCFComponent(t,e,(e=>e.xrayed=!0))))),e.components.coloring&&e.components.coloring.forEach((e=>{let i=e.color,s=0,r=!1;8===i.length&&(s=parseInt(i.substring(0,2),16)/256,s<=1&&s>=.95&&(s=1),i=i.substring(2),r=!0);const o=[parseInt(i.substring(0,2),16)/256,parseInt(i.substring(2,4),16)/256,parseInt(i.substring(4,6),16)/256];e.components.map((e=>this._withBCFComponent(t,e,(e=>{e.colorize=o,r&&(e.opacity=s)}))))}))}if(e.perspective_camera||e.orthogonal_camera){let a,A,h,u;if(e.perspective_camera?(a=xh(e.perspective_camera.camera_view_point,mh),A=xh(e.perspective_camera.camera_direction,mh),h=xh(e.perspective_camera.camera_up_vector,mh),r.perspective.fov=e.perspective_camera.field_of_view,u="perspective"):(a=xh(e.orthogonal_camera.camera_view_point,mh),A=xh(e.orthogonal_camera.camera_direction,mh),h=xh(e.orthogonal_camera.camera_up_vector,mh),r.ortho.scale=e.orthogonal_camera.view_to_world_scale,u="ortho"),c.subVec3(a,l),r.yUp&&(a=wh(a),A=wh(A),h=wh(h)),o){const e=s.pick({pickSurface:!0,origin:a,direction:A});A=e?e.worldPos:c.addVec3(a,A,mh)}else A=c.addVec3(a,A,mh);n?(r.eye=a,r.look=A,r.up=h,r.projection=u):i.cameraFlight.flyTo({eye:a,look:A,up:h,duration:t.duration,projection:u})}}_withBCFComponent(e,t,i){const s=this.viewer,r=s.scene;if(t.authoring_tool_id&&t.originating_system===this.originatingSystem){const o=t.authoring_tool_id,n=r.objects[o];if(n)return void i(n);if(e.updateCompositeObjects){if(s.metaScene.metaObjects[o])return void r.withObjects(s.metaScene.getObjectIDsInSubtree(o),i)}}if(t.ifc_guid){const o=t.ifc_guid,n=r.objects[o];if(n)return void i(n);if(e.updateCompositeObjects){if(s.metaScene.metaObjects[o])return void r.withObjects(s.metaScene.getObjectIDsInSubtree(o),i)}Object.keys(r.models).forEach((t=>{const n=c.globalizeObjectId(t,o),a=r.objects[n];if(a)i(a);else if(e.updateCompositeObjects){s.metaScene.metaObjects[n]&&r.withObjects(s.metaScene.getObjectIDsInSubtree(n),i)}}))}}destroy(){super.destroy()}},exports.Bitmap=js,exports.ByteType=1010,exports.CameraMemento=ec,exports.CameraPath=class extends D{get type(){return"CameraPath"}constructor(e,t={}){super(e,t),this._frames=[],this._eyeCurve=new Oh(this),this._lookCurve=new Oh(this),this._upCurve=new Oh(this),t.frames&&(this.addFrames(t.frames),this.smoothFrameTimes(1))}get frames(){return this._frames}get eyeCurve(){return this._eyeCurve}get lookCurve(){return this._lookCurve}get upCurve(){return this._upCurve}saveFrame(e){const t=this.scene.camera;this.addFrame(e,t.eye,t.look,t.up)}addFrame(e,t,i,s){const r={t:e,eye:t.slice(0),look:i.slice(0),up:s.slice(0)};this._frames.push(r),this._eyeCurve.points.push(r.eye),this._lookCurve.points.push(r.look),this._upCurve.points.push(r.up)}addFrames(e){let t;for(let i=0,s=e.length;i<s;i++)t=e[i],this.addFrame(t.t||0,t.eye,t.look,t.up)}loadFrame(e){const t=this.scene.camera;e=(e/=this._frames[this._frames.length-1].t-this._frames[0].t)<0?0:e>1?1:e,t.eye=this._eyeCurve.getPoint(e,kh),t.look=this._lookCurve.getPoint(e,kh),t.up=this._upCurve.getPoint(e,kh)}sampleFrame(e,t,i,s){e=e<0?0:e>1?1:e,this._eyeCurve.getPoint(e,t),this._lookCurve.getPoint(e,i),this._upCurve.getPoint(e,s)}smoothFrameTimes(e){if(0===this._frames.length)return;const t=c.vec3();var i=0;this._frames[0].t=0;const s=[];for(let e=1,o=this._frames.length;e<o;e++){var r=c.lenVec3(c.subVec3(this._frames[e].eye,this._frames[e-1].eye,t));s[e]=r,i+=r}for(let t=1,r=this._frames.length;t<r;t++){const r=s[t]/i*e;this._frames[t].t=this._frames[t-1].t+r}}clearFrames(){this._frames=[],this._eyeCurve.points=[],this._lookCurve.points=[],this._upCurve.points=[]}},exports.CameraPathAnimation=zh,exports.CityJSONLoaderPlugin=class extends V{constructor(e,t={}){super("cityJSONLoader",e,t),this.dataSource=t.dataSource}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new $P}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new ph(this.viewer.scene,_.apply(e,{isModel:!0,edges:!0}));if(!e.src&&!e.cityJSON)return this.error("load() param expected: src or cityJSON"),t;const i={};if(e.src)this._loadModel(e.src,e,i,t);else{const s=this.viewer.scene.canvas.spinner;s.processes++,this._parseModel(e.cityJSON,e,i,t),s.processes--}return t}_loadModel(e,t,i,s){const r=this.viewer.scene.canvas.spinner;r.processes++,this._dataSource.getCityJSON(t.src,(e=>{this._parseModel(e,t,i,s),r.processes--}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}_parseModel(e,t,i,s){if(s.destroyed)return;const r=e.transform?this._transformVertices(e.vertices,e.transform,i.rotateX):e.vertices,o=t.stats||{};o.sourceFormat=e.type||"CityJSON",o.schemaVersion=e.version||"",o.title="",o.author="",o.created="",o.numMetaObjects=0,o.numPropertySets=0,o.numObjects=0,o.numGeometries=0,o.numTriangles=0,o.numVertices=0;const n=!1!==t.loadMetadata,a=n?{id:c.createUUID(),name:"Model",type:"Model"}:null,l=n?{id:"",projectId:"",author:"",createdAt:"",schema:e.version||"",creatingApplication:"",metaObjects:[a],propertySets:[]}:null,A={data:e,vertices:r,sceneModel:s,loadMetadata:n,metadata:l,rootMetaObject:a,nextId:0,stats:o};if(this._parseCityJSON(A),s.finalize(),n){const e=s.id;this.viewer.metaScene.createMetaModel(e,A.metadata,i)}s.scene.once("tick",(()=>{s.destroyed||(s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1))}))}_transformVertices(e,t,i){const s=[],r=t.scale||c.vec3([1,1,1]),o=t.translate||c.vec3([0,0,0]);for(let t=0,n=0;t<e.length;t++,n+=3){const n=e[t][0]*r[0]+o[0],a=e[t][1]*r[1]+o[1],l=e[t][2]*r[2]+o[2];i?s.push([n,l,a]):s.push([n,a,l])}return s}_parseCityJSON(e){const t=e.data.CityObjects;for(const i in t)if(t.hasOwnProperty(i)){const s=t[i];this._parseCityObject(e,s,i)}}_parseCityObject(e,t,i){const s=e.sceneModel,r=e.data;if(e.loadMetadata){const s=i,r=t.type,o=r+" : "+i,n=t.parents?t.parents[0]:e.rootMetaObject.id;e.metadata.metaObjects.push({id:s,name:o,type:r,parent:n})}if(e.stats.numMetaObjects++,!(t.geometry&&t.geometry.length>0))return;const o=[];for(let i=0,s=t.geometry.length;i<s;i++){const s=t.geometry[i];let n,a;const l=r.appearance;if(l){const e=l.materials;if(e){const t=s.material;if(t){const s=Object.keys(t);if(s.length>0){const r=t[s[0]];if(void 0!==r.value)n=e[r.value];else{const t=r.values;if(t){a=[];for(let s=0,r=t.length;s<r;s++){const s=e[t[i]];a.push(s)}}}}}}}a?this._parseGeometrySurfacesWithOwnMaterials(e,s,a,o):this._parseGeometrySurfacesWithSharedMaterial(e,s,n,o)}o.length>0&&(s.createEntity({id:i,meshIds:o,isObject:!0}),e.stats.numObjects++)}_parseGeometrySurfacesWithOwnMaterials(e,t,i,s){switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":const r=t.boundaries;this._parseSurfacesWithOwnMaterials(e,i,r,s);break;case"Solid":const o=t.boundaries;for(let t=0;t<o.length;t++){const r=o[t];this._parseSurfacesWithOwnMaterials(e,i,r,s)}break;case"MultiSolid":case"CompositeSolid":const n=t.boundaries;for(let t=0;t<n.length;t++)for(let r=0;r<n[t].length;r++){const o=n[t][r];this._parseSurfacesWithOwnMaterials(e,i,o,s)}}}_parseSurfacesWithOwnMaterials(e,t,i,s){const r=e.vertices,o=e.sceneModel;for(let n=0;n<i.length;n++){const a=i[n],l=t[n]||{diffuseColor:[.8,.8,.8],transparency:1},A=[],h=[],u=[],d={positions:[],indices:[]};for(let t=0;t<a.length;t++){A.length>0&&h.push(A.length);const i=this._extractLocalIndices(e,a[t],u,d);A.push(...i)}if(3===A.length)d.indices.push(A[0]),d.indices.push(A[1]),d.indices.push(A[2]);else if(A.length>3){const e=[];for(let t=0;t<A.length;t++)e.push({x:r[u[A[t]]][0],y:r[u[A[t]]][1],z:r[u[A[t]]][2]});const t=this._getNormalOfPositions(e,c.vec3());let i=[];for(let s=0;s<e.length;s++)this._to2D(e[s],t,CC),i.unshift(CC[0]),i.unshift(CC[1]);const s=eC(i,h,2);for(let e=0;e<s.length;e+=3)d.indices.unshift(A[s[e]]),d.indices.unshift(A[s[e+1]]),d.indices.unshift(A[s[e+2]])}const p=""+e.nextId++;o.createMesh({id:p,primitive:"triangles",positions:d.positions,indices:d.indices,color:l&&l.diffuseColor?l.diffuseColor:[.8,.8,.8],opacity:l&&void 0!==l.transparency?1-l.transparency:1}),s.push(p),e.stats.numGeometries++,e.stats.numVertices+=d.positions.length/3,e.stats.numTriangles+=d.indices.length/3}}_parseGeometrySurfacesWithSharedMaterial(e,t,i,s){const r=e.sceneModel,o=[],n={positions:[],indices:[]};switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":const i=t.boundaries;this._parseSurfacesWithSharedMaterial(e,i,o,n);break;case"Solid":const s=t.boundaries;for(let t=0;t<s.length;t++){const i=s[t];this._parseSurfacesWithSharedMaterial(e,i,o,n)}break;case"MultiSolid":case"CompositeSolid":const r=t.boundaries;for(let t=0;t<r.length;t++)for(let i=0;i<r[t].length;i++){const s=r[t][i];this._parseSurfacesWithSharedMaterial(e,s,o,n)}}if(n.positions.length>0&&n.indices.length>0){const t=""+e.nextId++;r.createMesh({id:t,primitive:"triangles",positions:n.positions,indices:n.indices,color:i&&i.diffuseColor?i.diffuseColor:[.8,.8,.8],opacity:1}),s.push(t),e.stats.numGeometries++,e.stats.numVertices+=n.positions.length/3,e.stats.numTriangles+=n.indices.length/3}}_parseSurfacesWithSharedMaterial(e,t,i,s){const r=e.vertices;for(let o=0;o<t.length;o++){let n=[],a=[];for(let r=0;r<t[o].length;r++){n.length>0&&a.push(n.length);const l=this._extractLocalIndices(e,t[o][r],i,s);n.push(...l)}if(3===n.length)s.indices.push(n[0]),s.indices.push(n[1]),s.indices.push(n[2]);else if(n.length>3){let e=[];for(let t=0;t<n.length;t++)e.push({x:r[i[n[t]]][0],y:r[i[n[t]]][1],z:r[i[n[t]]][2]});const t=this._getNormalOfPositions(e,c.vec3());let o=[];for(let i=0;i<e.length;i++)this._to2D(e[i],t,CC),o.unshift(CC[0]),o.unshift(CC[1]);const l=eC(o,a,2);for(let e=0;e<l.length;e+=3)s.indices.unshift(n[l[e]]),s.indices.unshift(n[l[e+1]]),s.indices.unshift(n[l[e+2]])}}}_extractLocalIndices(e,t,i,s){const r=e.vertices,o=[];for(let e=0,n=t.length;e<n;e++){const n=t[e];if(i.includes(n)){const e=i.indexOf(n);o.push(e)}else s.positions.push(r[n][0]),s.positions.push(r[n][1]),s.positions.push(r[n][2]),o.push(i.length),i.push(n)}return o}_getNormalOfPositions(e,t){for(let i=0;i<e.length;i++){let s=i+1;s===e.length&&(s=0),t[0]+=(e[i].y-e[s].y)*(e[i].z+e[s].z),t[1]+=(e[i].z-e[s].z)*(e[i].x+e[s].x),t[2]+=(e[i].x-e[s].x)*(e[i].y+e[s].y)}return c.normalizeVec3(t)}_to2D(e,t,i){const s=MC,r=EC,o=FC;s[0]=e.x,s[1]=e.y,s[2]=e.z,r[0]=t.x,r[1]=t.y,r[2]=t.z,o[0]=1.1,o[1]=1.1,o[2]=1.1;c.lenVec3(c.subVec3(o,r))<.01&&(o[0]+=1,o[1]+=2,o[2]+=3);const n=c.dotVec3(o,r),a=c.mulVec3Scalar(r,n,c.vec3());o[0]-=a[0],o[1]-=a[1],o[2]-=a[2],c.normalizeVec3(o);const l=c.cross3Vec3(r,o,c.vec3()),A=c.dotVec3(s,o),h=c.dotVec3(s,l);i[0]=A,i[1]=h}},exports.ClampToEdgeWrapping=1001,exports.Component=D,exports.CompressedMediaType=10003,exports.Configs=Zr,exports.ContextMenu=class{constructor(e={}){this._id=t.addItem(),this._context=null,this._enabled=!1,this._itemsCfg=[],this._rootMenu=null,this._menuList=[],this._menuMap={},this._itemList=[],this._itemMap={},this._shown=!1,this._nextId=0,this._eventSubs={},!1!==e.hideOnMouseDown&&(document.addEventListener("mousedown",(e=>{e.target.classList.contains("xeokit-context-menu-item")||this.hide()})),document.addEventListener("touchstart",this._canvasTouchStartHandler=e=>{e.target.classList.contains("xeokit-context-menu-item")||this.hide()})),e.items&&(this.items=e.items),this._hideOnAction=!1!==e.hideOnAction,this.context=e.context,this.enabled=!1!==e.enabled,this.hide()}on(e,t){let i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}fire(e,t){const i=this._eventSubs[e];if(i)for(let e=0,s=i.length;e<s;e++)i[e](t)}set items(e){this._clear(),this._itemsCfg=e||[],this._parseItems(e),this._createUI()}get items(){return this._itemsCfg}set enabled(e){(e=!!e)!==this._enabled&&(this._enabled=e,this._enabled||this.hide())}get enabled(){return this._enabled}set context(e){this._context=e}get context(){return this._context}show(e,t){this._context?this._enabled&&(this._shown||(this._hideAllMenus(),this._updateItemsTitles(),this._updateItemsEnabledStatus(),this._showMenu(this._rootMenu.id,e,t),this._updateSubMenuInfo(),this._shown=!0,this.fire("shown",{}))):console.error("ContextMenu cannot be shown without a context - set context first")}get shown(){return this._shown}hide(){this._enabled&&this._shown&&(this._hideAllMenus(),this._shown=!1,this.fire("hidden",{}))}destroy(){this._context=null,this._clear(),null!==this._id&&(t.removeItem(this._id),this._id=null)}_clear(){for(let e=0,t=this._menuList.length;e<t;e++){const t=this._menuList[e].menuElement;t.parentElement.removeChild(t)}this._itemsCfg=[],this._rootMenu=null,this._menuList=[],this._menuMap={},this._itemList=[],this._itemMap={}}_parseItems(e){const t=e=>{const o=this._getNextId(),n=new i(o);for(let i=0,o=e.length;i<o;i++){const o=e[i],a=new s;n.groups.push(a);for(let e=0,i=o.length;e<i;e++){const i=o[e],s=i.items,l=s&&s.length>0,A=this._getNextId(),h=i.getTitle||(()=>i.title||""),c=i.doAction||i.callback||(()=>{}),u=i.getEnabled||(()=>!0),d=i.getShown||(()=>!0),p=new r(A,h,c,u,d);if(p.parentMenu=n,a.items.push(p),l){const e=t(s);p.subMenu=e,e.parentItem=p}this._itemList.push(p),this._itemMap[p.id]=p}}return this._menuList.push(n),this._menuMap[n.id]=n,n};this._rootMenu=t(e)}_getNextId(){return"ContextMenu_"+this._id+"_"+this._nextId++}_createUI(){const e=t=>{this._createMenuUI(t);const i=t.groups;for(let t=0,s=i.length;t<s;t++){const s=i[t].items;for(let t=0,i=s.length;t<i;t++){const i=s[t].subMenu;i&&e(i)}}};e(this._rootMenu)}_createMenuUI(e){const t=e.groups,i=[];if(i.push('<div class="xeokit-context-menu '+e.id+'" style="z-index:300000; position: absolute;">'),i.push("<ul>"),t)for(let e=0,s=t.length;e<s;e++){const r=e,o=s,n=t[e].items;if(n)for(let e=0,t=n.length;e<t;e++){const s=n[e],a=s.subMenu,l=s.title||"";a?(i.push('<li id="'+s.id+'" class="xeokit-context-menu-item xeokit-context-menu-submenu">'+l+"</li>"),r===o-1||e<t-1||i.push('<li id="'+s.id+'" class="xeokit-context-menu-item-separator"></li>')):(i.push('<li id="'+s.id+'" class="xeokit-context-menu-item">'+l+"</li>"),r===o-1||e<t-1||i.push('<li id="'+s.id+'" class="xeokit-context-menu-item-separator"></li>'))}}i.push("</ul>"),i.push("</div>");const s=i.join("");document.body.insertAdjacentHTML("beforeend",s);const r=document.querySelector("."+e.id);e.menuElement=r,r.style["border-radius"]="4px",r.style.display="none",r.style["z-index"]=3e5,r.style.background="white",r.style.border="1px solid black",r.style["box-shadow"]="0 4px 5px 0 gray",r.oncontextmenu=e=>{e.preventDefault()};const o=this;let n=null;if(t)for(let e=0,i=t.length;e<i;e++){const i=t[e].items;if(i)for(let e=0,t=i.length;e<t;e++){const t=i[e],s=t.subMenu;t.itemElement=document.getElementById(t.id),t.itemElement?(t.itemElement.addEventListener("mouseenter",(e=>{e.preventDefault();const i=t.subMenu;if(!i)return void(n&&(o._hideMenu(n.id),n=null));if(n&&n.id!==i.id&&(o._hideMenu(n.id),n=null),!1===t.enabled)return;const s=t.itemElement,r=i.menuElement,a=s.getBoundingClientRect();r.getBoundingClientRect();a.right+200>window.innerWidth?o._showMenu(i.id,a.left-200,a.top-1):o._showMenu(i.id,a.right-5,a.top-1),n=i})),s||(t.itemElement.addEventListener("click",(e=>{e.preventDefault(),o._context&&!1!==t.enabled&&(t.doAction&&t.doAction(o._context),this._hideOnAction?o.hide():(o._updateItemsTitles(),o._updateItemsEnabledStatus()))})),t.itemElement.addEventListener("mouseup",(e=>{3===e.which&&(e.preventDefault(),o._context&&!1!==t.enabled&&(t.doAction&&t.doAction(o._context),this._hideOnAction?o.hide():(o._updateItemsTitles(),o._updateItemsEnabledStatus())))})),t.itemElement.addEventListener("mouseenter",(e=>{e.preventDefault(),!1!==t.enabled&&t.doHover&&t.doHover(o._context)})))):console.error("ContextMenu item element not found: "+t.id)}}}_updateItemsTitles(){if(this._context)for(let e=0,t=this._itemList.length;e<t;e++){const t=this._itemList[e],i=t.itemElement;if(!i)continue;const s=t.getShown;if(!s||!s(this._context))continue;const r=t.getTitle(this._context);t.subMenu,i.innerText=r}}_updateItemsEnabledStatus(){if(this._context)for(let e=0,t=this._itemList.length;e<t;e++){const t=this._itemList[e],i=t.itemElement;if(!i)continue;const s=t.getEnabled;if(!s)continue;const r=t.getShown;if(!r)continue;const o=r(this._context);if(t.shown=o,!o){i.style.display="none";continue}i.style.display="";const n=s(this._context);t.enabled=n,n?i.classList.remove("disabled"):i.classList.add("disabled")}}_updateSubMenuInfo(){if(!this._context)return;let e,t,i,s,r,o;this._itemList.forEach((n=>{n.subMenu&&(e=n.itemElement,t=e.getBoundingClientRect(),i=n.subMenu.menuElement,s={visibility:i.style.visibility,display:i.style.display},i.style.display="block",i.style.visibility="hidden",o=n.subMenu.menuElement.getBoundingClientRect().width,i.style.visibility=s.visibility,i.style.display=s.display,r=t.right+o>window.innerWidth,e.setAttribute("data-submenuposition",r?"left":"right"))}))}_showMenu(e,t,i){const s=this._menuMap[e];if(!s)return void console.error("Menu not found: "+e);if(s.shown)return;const r=s.menuElement;r&&(this._showMenuElement(r,t,i),s.shown=!0)}_hideMenu(e){const t=this._menuMap[e];if(!t)return void console.error("Menu not found: "+e);if(!t.shown)return;const i=t.menuElement;i&&(this._hideMenuElement(i),t.shown=!1)}_hideAllMenus(){for(let e=0,t=this._menuList.length;e<t;e++){const t=this._menuList[e];this._hideMenu(t.id)}}_showMenuElement(e,t,i){e.style.display="block";const s=e.offsetHeight,r=e.offsetWidth;i+s>window.innerHeight&&(i=window.innerHeight-s),t+r>window.innerWidth&&(t=window.innerWidth-r),e.style.left=t+"px",e.style.top=i+"px"}_hideMenuElement(e){e.style.display="none"}},exports.CubicBezierCurve=class extends Uh{constructor(e,t={}){super(e,t),this.v0=t.v0,this.v1=t.v1,this.v2=t.v2,this.v3=t.v3,this.t=t.t}set v0(e){this._v0=e||c.vec3([0,0,0])}get v0(){return this._v0}set v1(e){this._v1=e||c.vec3([0,0,0])}get v1(){return this._v1}set v2(e){this._v2=e||c.vec3([0,0,0])}get v2(){return this._v2}set v3(e){this.fire("v3",this._v3=e||c.vec3([0,0,0]))}get v3(){return this._v3}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}getPoint(e){var t=c.vec3();return t[0]=c.b3(e,this._v0[0],this._v1[0],this._v2[0],this._v3[0]),t[1]=c.b3(e,this._v0[1],this._v1[1],this._v2[1],this._v3[1]),t[2]=c.b3(e,this._v0[2],this._v1[2],this._v2[2],this._v3[2]),t}getJSON(){return{v0:this._v0,v1:this._v1,v2:this._v2,v3:this._v3,t:this._t}}},exports.Curve=Uh,exports.DefaultLoadingManager=RA,exports.DepthFormat=1026,exports.DepthStencilFormat=1027,exports.DirLight=St,exports.DistanceMeasurementEditControl=Dh,exports.DistanceMeasurementEditMouseControl=class extends Dh{constructor(e,t){super(e,t,!0,!1)}},exports.DistanceMeasurementEditTouchControl=class extends Dh{constructor(e,t){super(e,t,!1,!0)}},exports.DistanceMeasurementsControl=Fh,exports.DistanceMeasurementsMouseControl=Ih,exports.DistanceMeasurementsPlugin=class extends V{constructor(e,t={}){super("DistanceMeasurements",e),this._pointerLens=t.pointerLens,this._container=t.container||document.body,this._defaultControl=null,this._measurements={},this.labelMinAxisLength=t.labelMinAxisLength,this.defaultVisible=!1!==t.defaultVisible,this.defaultOriginVisible=!1!==t.defaultOriginVisible,this.defaultTargetVisible=!1!==t.defaultTargetVisible,this.defaultWireVisible=!1!==t.defaultWireVisible,this.defaultXLabelEnabled=!1!==t.defaultXLabelEnabled,this.defaultYLabelEnabled=!1!==t.defaultYLabelEnabled,this.defaultZLabelEnabled=!1!==t.defaultZLabelEnabled,this.defaultLengthLabelEnabled=!1!==t.defaultLengthLabelEnabled,this.defaultLabelsVisible=!1!==t.defaultLabelsVisible,this.defaultAxisVisible=!1!==t.defaultAxisVisible,this.defaultXAxisVisible=!1!==t.defaultXAxisVisible,this.defaultYAxisVisible=!1!==t.defaultYAxisVisible,this.defaultZAxisVisible=!1!==t.defaultZAxisVisible,this.defaultColor=void 0!==t.defaultColor?t.defaultColor:"#00BBFF",this.zIndex=t.zIndex||1e4,this.defaultLabelsOnWires=!1!==t.defaultLabelsOnWires,this.useRotationAdjustment=void 0!==t.useRotationAdjustment&&!1!==t.useRotationAdjustment,this._onMouseOver=(e,t)=>{this.fire("mouseOver",{plugin:this,distanceMeasurement:t,measurement:t,event:e})},this._onMouseLeave=(e,t)=>{this.fire("mouseLeave",{plugin:this,distanceMeasurement:t,measurement:t,event:e})},this._onContextMenu=(e,t)=>{this.fire("contextMenu",{plugin:this,distanceMeasurement:t,measurement:t,event:e})}}getContainerElement(){return this._container}send(e,t){}get pointerLens(){return this._pointerLens}get control(){return this._defaultControl||(this._defaultControl=new Ih(this,{})),this._defaultControl}get measurements(){return this._measurements}set labelMinAxisLength(e){e<1&&(this.error("labelMinAxisLength must be >= 1; defaulting to 25"),e=25),this._labelMinAxisLength=e||25}get labelMinAxisLength(){return this._labelMinAxisLength}set useRotationAdjustment(e){e=void 0!==e&&Boolean(e),this._useRotationAdjustment=e}get useRotationAdjustment(){return this._useRotationAdjustment}createMeasurement(e={}){this.viewer.scene.components[e.id]&&(this.error("Viewer scene component with this ID already exists: "+e.id),delete e.id);const t=e.origin,i=e.target,s=new Eh(this,{id:e.id,plugin:this,container:this._container,origin:{entity:t.entity,worldPos:t.worldPos},target:{entity:i.entity,worldPos:i.worldPos},visible:e.visible,wireVisible:e.wireVisible,axisVisible:!1!==e.axisVisible&&!1!==this.defaultAxisVisible,xAxisVisible:!1!==e.xAxisVisible&&!1!==this.defaultXAxisVisible,yAxisVisible:!1!==e.yAxisVisible&&!1!==this.defaultYAxisVisible,zAxisVisible:!1!==e.zAxisVisible&&!1!==this.defaultZAxisVisible,xLabelEnabled:!1!==e.xLabelEnabled&&!1!==this.defaultXLabelEnabled,yLabelEnabled:!1!==e.yLabelEnabled&&!1!==this.defaultYLabelEnabled,zLabelEnabled:!1!==e.zLabelEnabled&&!1!==this.defaultZLabelEnabled,lengthLabelEnabled:!1!==e.lengthLabelEnabled&&!1!==this.defaultLengthLabelEnabled,labelsVisible:!1!==e.labelsVisible&&!1!==this.defaultLabelsVisible,useRotationAdjustment:this.useRotationAdjustment,originVisible:e.originVisible,targetVisible:e.targetVisible,color:e.color,labelsOnWires:!1!==e.labelsOnWires&&!1!==this.defaultLabelsOnWires,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._measurements[s.id]=s,s.clickable=!0,s.on("destroyed",(()=>{delete this._measurements[s.id]})),this.fire("measurementCreated",s),s}destroyMeasurement(e){const t=this._measurements[e];t?(t.destroy(),this.fire("measurementDestroyed",t)):this.log("DistanceMeasurement not found: "+e)}setLabelsShown(e){for(const[t,i]of Object.entries(this.measurements))i.labelShown=e}setAxisVisible(e){for(const[t,i]of Object.entries(this.measurements))i.axisVisible=e;this.defaultAxisVisible=e}getAxisVisible(){return this.defaultAxisVisible}clear(){const e=Object.keys(this._measurements);for(var t=0,i=e.length;t<i;t++)this.destroyMeasurement(e[t])}destroy(){this.clear(),super.destroy()}},exports.DistanceMeasurementsTouchControl=class extends Fh{constructor(e,t={}){super(e.viewer.scene),this.pointerLens=t.pointerLens,this.pointerCircle=new Q(e.viewer),this._active=!1;const i=document.createElement("div"),s=this.scene.canvas.canvas;s.parentNode.insertBefore(i,s),i.style.background="black",i.style.border="2px solid blue",i.style.borderRadius="10px",i.style.width="5px",i.style.height="5px",i.style.margin="-200px -200px",i.style.zIndex="100",i.style.position="absolute",i.style.pointerEvents="none",this.markerDiv=i,this._currentDistanceMeasurement=null,this._currentDistanceMeasurementInitState={wireVisible:null,axisVisible:null,xAxisVisible:null,yaxisVisible:null,zAxisVisible:null,targetVisible:null},this._longTouchTimeoutMs=300,this._snapping=!1!==t.snapping,this._attachPlugin(e,t)}_attachPlugin(e){this.distanceMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;const e=this.plugin,t=this.scene,i=t.canvas.canvas;e.pointerLens;const s=c.vec3(),r=20;let o=null;this._touchState=0;const n=c.vec2(),a=c.vec2(),l=c.vec2();let A=null;const h=()=>{this.plugin.viewer.cameraControl.active=!1},u=()=>{this.plugin.viewer.cameraControl.active=!0},d=()=>{o&&(clearTimeout(o),o=null),this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),u(),this._touchState=0};i.addEventListener("touchstart",this._onCanvasTouchStart=l=>{const u=l.touches.length;if(1!==u)return void(o&&(clearTimeout(o),o=null));const p=l.touches[0],f=i.getBoundingClientRect(),g=p.clientX-f.left,m=p.clientY-f.top;switch(n.set([g,m]),a.set([g,m]),this._touchState){case 0:if(1!==u&&null!==o)return void d();const i=t.pick({canvasPos:a,snapping:this._snapping,snapToEdge:this._snapping});if(i&&i.snapped)s.set(i.worldPos),this.pointerCircle.start(i.snappedCanvasPos);else{const e=t.pick({canvasPos:a,pickSurface:!0});if(!e||!e.worldPos)return;s.set(e.worldPos),this.pointerCircle.start(e.canvasPos)}o=setTimeout((()=>{1!==u||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r||(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.cursorPos=n),this.pointerLens&&(this.pointerLens.canvasPos=a,this.pointerLens.snapped=!1),this.pointerLens&&(this.pointerLens.cursorPos=i.canvasPos,this.pointerLens.snapped=!0),this._currentDistanceMeasurement?this._currentDistanceMeasurement.origin.worldPos=s:(this._currentDistanceMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:s,entity:i.entity},target:{worldPos:s,entity:i.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1),this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement),this._touchState=2,h())}),this._longTouchTimeoutMs),this._touchState=1,A=p.identifier;break;case 3:if(1!==u&&null!==o)return clearTimeout(o),void(o=null);1===u&&(o=setTimeout((()=>{if(o=null,1!==u||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r)return;this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.snapped=!1);const e=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(e&&e.snapped)this.pointerLens&&(this.pointerLens.cursorPos=e.snappedCanvasPos,this.pointerLens.snapped=!0),this.pointerCircle.start(e.snappedCanvasPos),s.set(e.worldPos),this._currentDistanceMeasurement.target.worldPos=e.worldPos,this._currentDistanceMeasurement.target.entity=e.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement);else{const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=e.canvasPos,this.pointerLens.snapped=!1),this.pointerCircle.start(e.canvasPos),s.set(e.worldPos),this._currentDistanceMeasurement.target.worldPos=e.worldPos,this._currentDistanceMeasurement.target.entity=e.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)}this._touchState=5,h()}),this._longTouchTimeoutMs),this._touchState=4),A=p.identifier;break;default:return null!==o&&(clearTimeout(o),o=null),void(this._touchState=7)}},{passive:!0}),i.addEventListener("touchmove",(r=>{this.pointerCircle.stop();const n=r.touches.length;if(1!==n||1!==r.changedTouches.length)return void(o&&(clearTimeout(o),o=null));const l=r.touches[0],h=i.getBoundingClientRect(),u=l.clientX-h.left,d=l.clientY-h.top;if(l.identifier!==A)return;let p,f;switch(a.set([u,d]),this._touchState){case 2:this.pointerLens&&(this.pointerLens.canvasPos=a),p=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),p&&p.snapped?(this.pointerLens&&(this.pointerLens.snappedCanvasPos=p.snappedCanvasPos,this.pointerLens.snapped=!0),s.set(p.worldPos),this._currentDistanceMeasurement?this._currentDistanceMeasurement.origin.worldPos=p.worldPos:(this._currentDistanceMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:p.worldPos,entity:p.entity},target:{worldPos:p.worldPos,entity:p.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1),this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):(f=t.pick({canvasPos:a,pickSurface:!0}),f&&f.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=f.canvasPos,this.pointerLens.snapped=!1),s.set(f.worldPos),this._currentDistanceMeasurement?this._currentDistanceMeasurement.origin.worldPos=f.worldPos:(this._currentDistanceMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:f.worldPos,entity:f.entity},target:{worldPos:f.worldPos,entity:f.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1),this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)),this._touchState=2;break;case 5:if(1!==n&&null!==o)return clearTimeout(o),o=null,this.pointerLens&&(this.pointerLens.visible=!1),void(this._touchState=7);this.pointerLens&&(this.pointerLens.canvasPos=a),p=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),p&&p.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=p.snappedCanvasPos,this.pointerLens.snapped=!0),this._currentDistanceMeasurement.target.worldPos=p.worldPos,this._currentDistanceMeasurement.target.entity=p.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0):(f=t.pick({canvasPos:a,pickSurface:!0}),f&&f.worldPos&&(this.pointerLens&&(this.pointerLens.cursorPos=f.canvasPos,this.pointerLens.snapped=!1),this._currentDistanceMeasurement.target.worldPos=f.worldPos,this._currentDistanceMeasurement.target.entity=f.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0)),this._touchState=5}}),{passive:!0}),i.addEventListener("touchend",this._onCanvasTouchEnd=s=>{this.pointerCircle.stop();const h=s.changedTouches.length;if(1!==h)return;const d=s.changedTouches[0],p=i.getBoundingClientRect(),f=d.clientX-p.left,g=d.clientY-p.top;if(d.identifier===A)switch(o&&(clearTimeout(o),o=null),l.set([f,g]),this._touchState){case 1:{if(1!==h||f>n[0]+r||f<n[0]-r||g>n[1]+r||g<n[1]-r)return void(this._touchState=0);const i=t.pick({canvasPos:a,pickSurface:!0});i&&i.worldPos?(this._currentDistanceMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:i.worldPos,entity:i.entity},target:{worldPos:i.worldPos,entity:i.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1,this._touchState=3,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):(this._currentDistanceMeasurement&&this._currentDistanceMeasurement.destroy(),this._touchState=0)}u();break;case 2:this.pointerLens&&(this.pointerLens.visible=!1),this._currentDistanceMeasurement?this._touchState=3:(this.pointerLens&&(this.pointerLens.snapped=!1,this.pointerLens.visible=!1),this._touchState=0),u();break;case 4:{if(1!==h||f>n[0]+r||f<n[0]-r||g>n[1]+r||g<n[1]-r)return void(this._touchState=3);const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this._currentDistanceMeasurement.target.worldPos=e.worldPos,this._currentDistanceMeasurement.target.entity=e.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0,this._currentDistanceMeasurement.xAxisVisible=!0,this._currentDistanceMeasurement.yAxisVisible=!0,this._currentDistanceMeasurement.zAxisVisible=!0,this._currentDistanceMeasurement.clickable=!0,this.distanceMeasurementsPlugin.fire("measurementEnd",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null):this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._touchState=0}u();break;case 5:console.log("long touch"),this.pointerLens&&(this.pointerLens.visible=!1),this._currentDistanceMeasurement&&this._currentDistanceMeasurement.targetVisible?(this._currentDistanceMeasurement.clickable=!0,this.distanceMeasurementsPlugin.fire("measurementEnd",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null,this._touchState=0):(this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._touchState=0),u()}},{passive:!0}),this._active=!0}deactivate(){if(!this._active)return;this.plugin.pointerLens&&(this.plugin.pointerLens.visible=!1),this.reset();const e=this.plugin.viewer.scene.canvas.canvas;e.removeEventListener("touchstart",this._onCanvasTouchStart),e.removeEventListener("touchend",this._onCanvasTouchEnd),this._active=!1,this.plugin.viewer.cameraControl.active=!0}reset(){this._active&&this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null)}get currentMeasurement(){return this._currentDistanceMeasurement}destroy(){this.deactivate(),super.destroy()}},exports.Dot3D=de,exports.DotBIMDefaultDataSource=IC,exports.DotBIMLoaderPlugin=class extends V{constructor(e,t={}){super("DotBIMLoader",e,t),this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults}set dataSource(e){this._dataSource=e||new IC}get dataSource(){return this._dataSource}set objectDefaults(e){this._objectDefaults=e||KB}get objectDefaults(){return this._objectDefaults}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new ph(this.viewer.scene,_.apply(e,{isModel:!0,backfaces:e.backfaces,dtxEnabled:e.dtxEnabled,rotation:e.rotation,origin:e.origin})),i=t.id;if(!e.src&&!e.dotBIM)return this.error("load() param expected: src or dotBIM"),t;const s=e.objectDefaults||this._objectDefaults||KB;let r,o;if(e.includeTypes){r={};for(let t=0,i=e.includeTypes.length;t<i;t++)r[e.includeTypes[t]]=!0}if(e.excludeTypes){o={},r||(r={});for(let t=0,i=e.excludeTypes.length;t<i;t++)r[e.excludeTypes[t]]=!0}const n=e=>{const t=e.fileData,n=e.sceneModel,a={},l=c.createUUID(),A=c.createUUID(),h=c.createUUID(),u=c.createUUID(),d={metaObjects:[{id:l,name:"Project",type:"Project",parent:null},{id:A,name:"Site",type:"Site",parent:l},{id:h,name:"Building",type:"Building",parent:A},{id:u,name:"BuildingStorey",type:"BuildingStorey",parent:h}],propertySets:[]},p=(e,i)=>{if(a[e])return;const s=t.meshes.find((e=>e.mesh_id===i.mesh_id));n.createGeometry({id:e,primitive:"triangles",positions:s.coordinates,indices:s.indices}),a[e]=!0},f=t.elements;for(let e=0,i=f.length;e<i;e++){const i=f[e],a=i.type;if(o&&o[a])continue;if(r&&!r[a])continue;const l=i.info,A=void 0!==i.guid?`${i.guid}`:void 0!==l&&void 0!==l.id?l.id:e,h=i.mesh_id,c=i.vector,g=i.rotation,m=s?s[a]||s.DEFAULT:null;let _=!0,v=!0;if(void 0===i.face_colors){p(h,i);const e=`${A}-mesh`;let t=i.color?[i.color.r/255,i.color.g/255,i.color.b/255]:[1,1,1],s=i.color?i.color.a/255:1;m&&(!1===m.visible&&(_=!1),!1===m.pickable&&(v=!1),m.colorize&&(t=m.colorize),void 0!==m.opacity&&null!==m.opacity&&(s=m.opacity)),n.createMesh({id:e,geometryId:h,color:t,opacity:s,quaternion:!g||0===g.qz&&0===g.qy&&0===g.qx&&1===g.qw?void 0:[g.qx,g.qy,g.qz,g.qw],position:c?[c.x,c.y,c.z]:void 0}),n.createEntity({id:A,meshIds:[e],visible:_,pickable:v,isObject:!0})}else{let e=i.face_colors,s={},r=0,o=t.meshes.find((e=>e.mesh_id===i.mesh_id));for(let t=0,i=e.length;t<i;t+=4){let i=[e[t],e[t+1],e[t+2],e[t+3]];void 0===s[i]&&(s[i]=[]);let n=o.indices[r],a=o.coordinates[3*n],l=o.coordinates[3*n+1],A=o.coordinates[3*n+2],h=o.indices[r+1],c=o.coordinates[3*h],u=o.coordinates[3*h+1],d=o.coordinates[3*h+2],p=o.indices[r+2],f=o.coordinates[3*p],g=o.coordinates[3*p+1],m=o.coordinates[3*p+2];s[i].push(a,l,A,c,u,d,f,g,m),r+=3}let a=[];for(const[e,t]of Object.entries(s)){n.createGeometry({id:`${h}-${e}`,primitive:"triangles",positions:t,indices:[...Array(t.length/3).keys()]});const i=`${A}-mesh-${e}`,s=e.split(",").map(Number);let r=[s[0]/255,s[1]/255,s[2]/255],o=s[3]/255;m&&(!1===m.visible&&(_=!1),!1===m.pickable&&(v=!1),m.colorize&&(r=m.colorize),void 0!==m.opacity&&null!==m.opacity&&(o=m.opacity)),n.createMesh({id:i,geometryId:`${h}-${e}`,color:r,opacity:o,quaternion:!g||0===g.qz&&0===g.qy&&0===g.qx&&1===g.qw?void 0:[g.qx,g.qy,g.qz,g.qw],position:c?[c.x,c.y,c.z]:void 0}),a.push(i)}n.createEntity({id:A,meshIds:a,visible:_,pickable:v,isObject:!0})}let b=[];for(let e in l)b.push({name:e,value:l[e]});d.propertySets.push({id:A,name:"Properties",properties:b}),d.metaObjects.push({id:A,name:l&&l.Name&&"None"!==l.Name?l.Name:`${i.type} ${A}`,type:i.type,parent:u,propertySetIds:[A]})}n.finalize(),this.viewer.metaScene.createMetaModel(i,d),n.scene.once("tick",(()=>{n.destroyed||(n.scene.fire("modelLoaded",n.id),n.fire("loaded",!0,!1))}))};if(e.src){const i=e.src;this.viewer.scene.canvas.spinner.processes++,this._dataSource.getDotBIM(i,(e=>{n({fileData:e,sceneModel:t,nextId:0,error:function(e){}}),this.viewer.scene.canvas.spinner.processes--}),(e=>{this.viewer.scene.canvas.spinner.processes--,this.error(e)}))}else if(e.dotBIM){const i={fileData:e.dotBIM,sceneModel:t,nextId:0,error:function(e){}};n(i)}return t.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(i)})),t}destroy(){super.destroy()}},exports.EdgeMaterial=ei,exports.EmphasisMaterial=qt,exports.FaceAlignedSectionPlanesPlugin=class extends V{constructor(e,t={}){if(super("FaceAlignedSectionPlanesPlugin",e),this._freeControls=[],this._sectionPlanes=e.scene.sectionPlanes,this._controls={},this._shownControlId=null,this._dragSensitivity=t.dragSensitivity||1,null!==t.overviewCanvasId&&void 0!==t.overviewCanvasId){const e=document.getElementById(t.overviewCanvasId);e?this._overview=new bw(this,{overviewCanvas:e,visible:t.overviewVisible,onHoverEnterPlane:e=>{this._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:e=>{this._overview.setPlaneHighlighted(e,!1)},onClickedPlane:e=>{if(this.getShownControl()===e)return void this.hideControl();this.showControl(e);const t=this.sectionPlanes[e].pos;yw.set(this.viewer.scene.aabb),c.getAABB3Center(yw,xw),yw[0]+=t[0]-xw[0],yw[1]+=t[1]-xw[1],yw[2]+=t[2]-xw[2],yw[3]+=t[0]-xw[0],yw[4]+=t[1]-xw[1],yw[5]+=t[2]-xw[2],this.viewer.cameraFlight.flyTo({aabb:yw,fitFOV:65})},onClickedNothing:()=>{this.hideControl()}}):this.warn("Can't find overview canvas: '"+t.overviewCanvasId+"' - will create plugin without overview")}null===t.controlElementId||void 0===t.controlElementId?this.error("Parameter expected: controlElementId"):(this._controlElement=document.getElementById(t.controlElementId),this._controlElement||this.warn("Can't find control element: '"+t.controlElementId+"' - will create plugin without control element")),this._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(e=>{this._sectionPlaneCreated(e)}))}setDragSensitivity(e){this._dragSensitivity=e||1}getDragSensitivity(){return this._dragSensitivity}setOverviewVisible(e){this._overview&&this._overview.setVisible(e)}getOverviewVisible(){if(this._overview)return this._overview.getVisible()}get sectionPlanes(){return this._sectionPlanes}createSectionPlane(e={}){void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);return new as(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0})}_sectionPlaneCreated(e){const t=this._freeControls.length>0?this._freeControls.pop():new _w(this);t._setSectionPlane(e),t.setVisible(!1),this._controls[e.id]=t,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(()=>{this._sectionPlaneDestroyed(e)}))}flipSectionPlanes(){const e=this.viewer.scene.sectionPlanes;for(let t in e){e[t].flipDir()}}showControl(e){const t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}getShownControl(){return this._shownControlId}hideControl(){for(let e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}destroySectionPlane(e){let t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}_sectionPlaneDestroyed(e){this._overview&&this._overview.removeSectionPlane(e);const t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}clear(){const e=Object.keys(this._sectionPlanes);for(let t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}send(e,t){switch(e){case"snapshotStarting":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!0);break;case"snapshotFinished":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}destroy(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),super.destroy()}_destroyFreeControls(){let e=this._freeControls.pop();for(;e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}},exports.FastNavPlugin=class extends V{constructor(e,t={}){super("FastNav",e),this._hideColorTexture=!1!==t.hideColorTexture,this._hidePBR=!1!==t.hidePBR,this._hideSAO=!1!==t.hideSAO,this._hideEdges=!1!==t.hideEdges,this._hideTransparentObjects=!!t.hideTransparentObjects,this._scaleCanvasResolution=!!t.scaleCanvasResolution,this._defaultScaleCanvasResolutionFactor=t.defaultScaleCanvasResolutionFactor||1,this._scaleCanvasResolutionFactor=t.scaleCanvasResolutionFactor||.6,this._delayBeforeRestore=!1!==t.delayBeforeRestore,this._delayBeforeRestoreSeconds=t.delayBeforeRestoreSeconds||.5;let i=1e3*this._delayBeforeRestoreSeconds,s=!1;const r=()=>{i=1e3*this._delayBeforeRestoreSeconds,s||(e.scene._renderer.setColorTextureEnabled(!this._hideColorTexture),e.scene._renderer.setPBREnabled(!this._hidePBR),e.scene._renderer.setSAOEnabled(!this._hideSAO),e.scene._renderer.setTransparentEnabled(!this._hideTransparentObjects),e.scene._renderer.setEdgesEnabled(!this._hideEdges),this._scaleCanvasResolution?e.scene.canvas.resolutionScale=this._scaleCanvasResolutionFactor:e.scene.canvas.resolutionScale=this._defaultScaleCanvasResolutionFactor,s=!0)},o=()=>{e.scene.canvas.resolutionScale=this._defaultScaleCanvasResolutionFactor,e.scene._renderer.setEdgesEnabled(!0),e.scene._renderer.setColorTextureEnabled(!0),e.scene._renderer.setPBREnabled(!0),e.scene._renderer.setSAOEnabled(!0),e.scene._renderer.setTransparentEnabled(!0),s=!1};this._onCanvasBoundary=e.scene.canvas.on("boundary",r),this._onCameraMatrix=e.scene.camera.on("matrix",r),this._onSceneTick=e.scene.on("tick",(e=>{s&&(i-=e.deltaTime,(!this._delayBeforeRestore||i<=0)&&o())}));let n=!1;this._onSceneMouseDown=e.scene.input.on("mousedown",(()=>{n=!0})),this._onSceneMouseUp=e.scene.input.on("mouseup",(()=>{n=!1})),this._onSceneMouseMove=e.scene.input.on("mousemove",(()=>{n&&r()}))}get hideColorTexture(){return this._hideColorTexture}set hideColorTexture(e){this._hideColorTexture=e}get hidePBR(){return this._hidePBR}set hidePBR(e){this._hidePBR=e}get hideSAO(){return this._hideSAO}set hideSAO(e){this._hideSAO=e}get hideEdges(){return this._hideEdges}set hideEdges(e){this._hideEdges=e}get hideTransparentObjects(){return this._hideTransparentObjects}set hideTransparentObjects(e){this._hideTransparentObjects=!1!==e}get scaleCanvasResolution(){return this._scaleCanvasResolution}set scaleCanvasResolution(e){this._scaleCanvasResolution=e}get defaultScaleCanvasResolutionFactor(){return this._defaultScaleCanvasResolutionFactor}set defaultScaleCanvasResolutionFactor(e){this._defaultScaleCanvasResolutionFactor=e||1}get scaleCanvasResolutionFactor(){return this._scaleCanvasResolutionFactor}set scaleCanvasResolutionFactor(e){this._scaleCanvasResolutionFactor=e||.6}get delayBeforeRestore(){return this._delayBeforeRestore}set delayBeforeRestore(e){this._delayBeforeRestore=e}get delayBeforeRestoreSeconds(){return this._delayBeforeRestoreSeconds}set delayBeforeRestoreSeconds(e){this._delayBeforeRestoreSeconds=null!=e?e:.5}send(e,t){}destroy(){this.viewer.scene.camera.off(this._onCameraMatrix),this.viewer.scene.canvas.off(this._onCanvasBoundary),this.viewer.scene.input.off(this._onSceneMouseDown),this.viewer.scene.input.off(this._onSceneMouseUp),this.viewer.scene.input.off(this._onSceneMouseMove),this.viewer.scene.off(this._onSceneTick),super.destroy()}},exports.FloatType=1015,exports.Fresnel=class extends D{get type(){return"Fresnel"}constructor(e,t={}){super(e,t),this._state=new At({edgeColor:c.vec3([0,0,0]),centerColor:c.vec3([1,1,1]),edgeBias:0,centerBias:1,power:1}),this.edgeColor=t.edgeColor,this.centerColor=t.centerColor,this.edgeBias=t.edgeBias,this.centerBias=t.centerBias,this.power=t.power}set edgeColor(e){this._state.edgeColor.set(e||[0,0,0]),this.glRedraw()}get edgeColor(){return this._state.edgeColor}set centerColor(e){this._state.centerColor.set(e||[1,1,1]),this.glRedraw()}get centerColor(){return this._state.centerColor}set edgeBias(e){this._state.edgeBias=e||0,this.glRedraw()}get edgeBias(){return this._state.edgeBias}set centerBias(e){this._state.centerBias=null!=e?e:1,this.glRedraw()}get centerBias(){return this._state.centerBias}set power(e){this._state.power=null!=e?e:1,this.glRedraw()}get power(){return this._state.power}destroy(){super.destroy(),this._state.destroy()}},exports.Frustum=U,exports.FrustumPlane=L,exports.GIFMediaType=1e4,exports.GLTFDefaultDataSource=Sh,exports.GLTFLoaderPlugin=class extends V{constructor(e,t={}){super("GLTFLoader",e,t),this._sceneModelLoader=new VB(this,t),this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults}set dataSource(e){this._dataSource=e||new Sh}get dataSource(){return this._dataSource}set objectDefaults(e){this._objectDefaults=e||KB}get objectDefaults(){return this._objectDefaults}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new ph(this.viewer.scene,_.apply(e,{isModel:!0,dtxEnabled:e.dtxEnabled})),i=t.id;if(!e.src&&!e.gltf)return this.error("load() param expected: src or gltf"),t;if(e.metaModelSrc||e.metaModelJSON){const s=s=>{this.viewer.metaScene.createMetaModel(i,s,{}),this.viewer.scene.canvas.spinner.processes--,e.src?this._sceneModelLoader.load(this,e.src,s,e,t):this._sceneModelLoader.parse(this,e.gltf,s,e,t)};if(e.metaModelSrc){const t=e.metaModelSrc;this.viewer.scene.canvas.spinner.processes++,this._dataSource.getMetaModel(t,(e=>{this.viewer.scene.canvas.spinner.processes--,s(e)}),(e=>{this.error(`load(): Failed to load model metadata for model '${i} from  '${t}' - ${e}`),this.viewer.scene.canvas.spinner.processes--}))}else e.metaModelJSON&&s(e.metaModelJSON)}else e.src?this._sceneModelLoader.load(this,e.src,null,e,t):this._sceneModelLoader.parse(this,e.gltf,null,e,t);return t.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(i)})),t}destroy(){super.destroy()}},exports.HalfFloatType=1016,exports.ImagePlane=class extends D{constructor(e,t={}){super(e,t),this._src=null,this._image=null,this._pos=c.vec3(),this._origin=c.vec3(),this._rtcPos=c.vec3(),this._dir=c.vec3(),this._size=1,this._imageSize=c.vec2(),this._texture=new Ts(this),this._plane=new ts(this,{geometry:new zt(this,Qs({center:[0,0,0],xSize:1,zSize:1,xSegments:10,zSegments:10})),material:new Yt(this,{diffuse:[0,0,0],ambient:[0,0,0],specular:[0,0,0],diffuseMap:this._texture,emissiveMap:this._texture,backfaces:!0}),clippable:t.clippable}),this._grid=new ts(this,{geometry:new zt(this,Ns({size:1,divisions:10})),material:new Yt(this,{diffuse:[0,0,0],ambient:[0,0,0],emissive:[.2,.8,.2]}),position:[0,.001,0],clippable:t.clippable}),this._node=new ms(this,{rotation:[0,0,0],position:[0,0,0],scale:[1,1,1],clippable:!1,children:[this._plane,this._grid]}),this._gridVisible=!1,this.visible=!0,this.gridVisible=t.gridVisible,this.position=t.position,this.rotation=t.rotation,this.dir=t.dir,this.size=t.size,this.collidable=t.collidable,this.clippable=t.clippable,this.pickable=t.pickable,this.opacity=t.opacity,t.image?this.image=t.image:this.src=t.src}set visible(e){this._plane.visible=e,this._grid.visible=this._gridVisible&&e}get visible(){return this._plane.visible}set gridVisible(e){e=!1!==e,this._gridVisible=e,this._grid.visible=this._gridVisible&&this.visible}get gridVisible(){return this._gridVisible}set image(e){this._image=e,this._image&&(this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage(),this._src=null,this._texture.image=this._image)}get image(){return this._image}set src(e){if(this._src=e,this._src){this._image=null;const e=new Image;e.onload=()=>{this._texture.image=e,this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage()},e.src=this._src}}get src(){return this._src}set position(e){this._pos.set(e||[0,0,0]),K(this._pos,this._origin,this._rtcPos),this._node.origin=this._origin,this._node.position=this._rtcPos}get position(){return this._pos}set rotation(e){this._node.rotation=e}get rotation(){return this._node.rotation}set size(e){this._size=null==e?1:e,this._image&&this._updatePlaneSizeFromImage()}get size(){return this._size}set dir(e){if(this._dir.set(e||[0,0,-1]),e){const t=this.scene.center,i=[-this._dir[0],-this._dir[1],-this._dir[2]];c.subVec3(t,this.position,Wh);const s=-c.dotVec3(i,Wh);c.normalizeVec3(i),c.mulVec3Scalar(i,s,Kh),c.vec3PairToQuaternion(Xh,e,Jh),this._node.quaternion=Jh}}get dir(){return this._dir}set collidable(e){this._node.collidable=!1!==e}get collidable(){return this._node.collidable}set clippable(e){this._node.clippable=!1!==e}get clippable(){return this._node.clippable}set pickable(e){this._node.pickable=!1!==e}get pickable(){return this._node.pickable}set opacity(e){this._node.opacity=e}get opacity(){return this._node.opacity}destroy(){super.destroy()}_updatePlaneSizeFromImage(){const e=this._size,t=this._imageSize[0],i=this._imageSize[1];if(t>i){const s=i/t;this._node.scale=[e,1,e*s]}else{const s=t/i;this._node.scale=[e*s,1,e]}}},exports.IntType=1013,exports.JPEGMediaType=10001,exports.KTX2TextureTranscoder=QA,exports.LASLoaderPlugin=class extends V{constructor(e,t={}){super("lasLoader",e,t),this.dataSource=t.dataSource,this.skip=t.skip,this.fp64=t.fp64,this.colorDepth=t.colorDepth,this.center=t.center,this.rotate=t.rotate,this.rotateX=t.rotateX,this.transform=t.transform}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new zP}get skip(){return this._skip}set skip(e){this._skip=e||1}get fp64(){return this._fp64}set fp64(e){this._fp64=!!e}get colorDepth(){return this._colorDepth}set colorDepth(e){this._colorDepth=e||"auto"}get center(){return this._center}set center(e){this._center=!!e}get transform(){return this._transform}set transform(e){this._transform=e}get rotate(){return this._rotate}set rotate(e){this._rotate=e}get rotateX(){return this._rotateX}set rotateX(e){this._rotateX=e}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new ph(this.viewer.scene,_.apply(e,{maxGeometryBatchSize:5e5,isModel:!0}));if(!e.src&&!e.las)return this.error("load() param expected: src or las"),t;const i={las:{skip:this._skip,fp64:this._fp64,colorDepth:this._colorDepth}};if(e.src)this._loadModel(e.src,e,i,t);else{const s=this.viewer.scene.canvas.spinner;s.processes++,this._parseModel(e.las,e,i,t).then((()=>{s.processes--}),(e=>{s.processes--,this.error(e),t.fire("error",e)}))}return t}_loadModel(e,t,i,s){const r=this.viewer.scene.canvas.spinner;r.processes++,this._dataSource.getLAS(t.src,(e=>{this._parseModel(e,t,i,s).then((()=>{r.processes--}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}_parseModel(e,t,i,s){const r=e=>{const t=e.value;if(this._center){const e=c.vec3(),i=t.length;for(let i=0,s=t.length;i<s;i+=3)e[0]+=t[i+0],e[1]+=t[i+1],e[2]+=t[i+2];e[0]/=i,e[1]/=i,e[2]/=i;for(let i=0,s=t.length;i<s;i+=3)t[i+0]-=e[0],t[i+1]-=e[1],t[i+2]-=e[2]}if(this._rotateX&&t)for(let e=0,i=t.length;e<i;e+=3){const i=t[e+1];t[e+1]=t[e+2],t[e+2]=i}if(this._rotate){const e=c.identityQuaternion(),i=c.mat4();c.eulerToQuaternion(this._rotate,"XYZ",e),c.quaternionToRotationMat4(e,i);const s=c.vec3();for(let e=0,r=t.length;e<r;e+=3)s[0]=t[e+0],s[1]=t[e+1],s[2]=t[e+2],c.transformPoint3(i,s,s),t[e+0]=s[0],t[e+1]=s[1],t[e+2]=s[2]}if(this._transform){const e=c.mat4(this._transform),i=c.vec3();for(let s=0,r=t.length;s<r;s+=3)i[0]=t[s+0],i[1]=t[s+1],i[2]=t[s+2],c.transformPoint3(e,i,i),t[s+0]=i[0],t[s+1]=i[1],t[s+2]=i[2]}return t};function o(e,t){const i=e.value,s=e.size,r=t.value,o=4*r.length,n=new Uint8Array(o);for(let e=0,t=0,o=0,a=r.length;e<a;e++,o+=s,t+=4)n[t+0]=i[o+0],n[t+1]=i[o+1],n[t+2]=i[o+2],n[t+3]=Math.round(r[e]/65536*255);return n}function n(e){const t=e.value,i=4*t.length,s=new Uint8Array(i);for(let e=0,i=0,r=t.length;e<r;e++,i+=4)s[i+0]=0,s[i+1]=0,s[i+2]=0,s[i+3]=Math.round(t[e]/65536*255);return s}return new Promise(((a,l)=>{if(s.destroyed)return void l();const A=t.stats||{};A.sourceFormat="LAS",A.schemaVersion="",A.title="",A.author="",A.created="",A.numMetaObjects=0,A.numPropertySets=0,A.numObjects=0,A.numGeometries=0,A.numTriangles=0,A.numVertices=0;try{const A=JP(e);oy(e,WP,i).then((e=>{const h=e.attributes,u=e.loaderData,d=void 0!==u.pointsFormatId?u.pointsFormatId:-1;if(!h.POSITION)return s.finalize(),void l("No positions found in file");let p,f;switch(d){case 0:p=r(h.POSITION),f=n(h.intensity);break;case 1:if(!h.intensity)return s.finalize(),void l("No positions found in file");p=r(h.POSITION),f=n(h.intensity);break;case 2:case 3:if(!h.intensity)return s.finalize(),void l("No positions found in file");p=r(h.POSITION),f=o(h.COLOR_0,h.intensity)}const g=qP(p,15e5),m=qP(f,2e6),_=[];for(let e=0,t=g.length;e<t;e++){const t=`pointsMesh${e}`;_.push(t),s.createMesh({id:t,primitive:"points",positions:g[e],colorsCompressed:e<m.length?m[e]:null})}const v=t.entityId||c.createUUID();if(s.createEntity({id:v,meshIds:_,isObject:!0}),s.finalize(),t.metaModelJSON){const e=s.id;this.viewer.metaScene.createMetaModel(e,t.metaModelJSON,i)}else if(!1!==t.loadMetadata){const e=c.createUUID(),t={projectId:"",author:"",createdAt:"",schema:"",creatingApplication:"",metaObjects:[{id:e,name:"Model",type:"Model"},{id:v,name:"PointCloud (LAS)",type:"PointCloud",parent:e,attributes:A||{}}],propertySets:[]},r=s.id;this.viewer.metaScene.createMetaModel(r,t,i)}s.scene.once("tick",(()=>{s.destroyed||(s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1))})),a()}))}catch(e){s.finalize(),l(e)}}))}},exports.LambertMaterial=_s,exports.LightMap=class extends $h{get type(){return"LightMap"}constructor(e,t={}){super(e,t),this.scene._lightMapCreated(this)}destroy(){super.destroy(),this.scene._lightMapDestroyed(this)}},exports.LineSet=gh,exports.LinearEncoding=3e3,exports.LinearFilter=1006,exports.LinearMipMapLinearFilter=1008,exports.LinearMipMapNearestFilter=1007,exports.LinearMipmapLinearFilter=1008,exports.LinearMipmapNearestFilter=1007,exports.Loader=LA,exports.LoadingManager=TA,exports.LocaleService=Th,exports.LuminanceAlphaFormat=1025,exports.LuminanceFormat=1024,exports.Map=e,exports.Marker=he,exports.MarqueePicker=N,exports.MarqueePickerMouseControl=class extends D{constructor(e){super(e.marqueePicker,e);const t=e.marqueePicker,i=t.viewer.scene.canvas.canvas;let s,r,o,n,a,l,A,h=!1,c=!1,u=!1;i.addEventListener("mousedown",(e=>{this.getActive()&&0===e.button&&(A=setTimeout((function(){const o=t.viewer.scene.input;o.keyDown[o.KEY_CTRL]||t.clear(),s=e.pageX,r=e.pageY,a=e.offsetX,t.setMarqueeCorner1([s,r]),h=!0,t.viewer.cameraControl.pointerEnabled=!1,t.setMarqueeVisible(!0),i.style.cursor="crosshair"}),400),c=!0)})),i.addEventListener("mouseup",(e=>{if(!this.getActive())return;if(!h&&!u)return;if(0!==e.button)return;clearTimeout(A),o=e.pageX,n=e.pageY;const i=Math.abs(o-s),a=Math.abs(n-r);h=!1,t.viewer.cameraControl.pointerEnabled=!0,u&&(u=!1),(i>3||a>3)&&t.pick()})),document.addEventListener("mouseup",(e=>{this.getActive()&&0===e.button&&(clearTimeout(A),h&&(t.setMarqueeVisible(!1),h=!1,c=!1,u=!0,t.viewer.cameraControl.pointerEnabled=!0))}),!0),i.addEventListener("mousemove",(e=>{this.getActive()&&0===e.button&&c&&(clearTimeout(A),h&&(o=e.pageX,n=e.pageY,l=e.offsetX,t.setMarqueeVisible(!0),t.setMarqueeCorner2([o,n]),t.setPickMode(a<l?N.PICK_MODE_INSIDE:N.PICK_MODE_INTERSECTS)))}))}setActive(e){this._active!==e&&(this._active=e,this.fire("active",this._active))}getActive(){return this._active}destroy(){}},exports.Mesh=ts,exports.MeshSurfaceArea=ir,exports.MeshVolume=Xs,exports.MetallicMaterial=ys,exports.MirroredRepeatWrapping=1002,exports.ModelMemento=class{constructor(e){if(this.objectsVisible=[],this.objectsEdges=[],this.objectsXrayed=[],this.objectsHighlighted=[],this.objectsSelected=[],this.objectsClippable=[],this.objectsPickable=[],this.objectsColorize=[],this.objectsOpacity=[],this.numObjects=0,e){const t=e.metaScene.scene;this.saveObjects(t,e)}}saveObjects(e,t,i){this.numObjects=0,this._mask=i?_.apply(i,{}):null;const s=!i||i.visible,r=!i||i.edges,o=!i||i.xrayed,n=!i||i.highlighted,a=!i||i.selected,l=!i||i.clippable,A=!i||i.pickable,h=!i||i.colorize,c=!i||i.opacity,u=t.metaObjects,d=e.objects;for(let e=0,t=u.length;e<t;e++){const t=d[u[e].id];if(t){if(s&&(this.objectsVisible[e]=t.visible),r&&(this.objectsEdges[e]=t.edges),o&&(this.objectsXrayed[e]=t.xrayed),n&&(this.objectsHighlighted[e]=t.highlighted),a&&(this.objectsSelected[e]=t.selected),l&&(this.objectsClippable[e]=t.clippable),A&&(this.objectsPickable[e]=t.pickable),h){const i=t.colorize;this.objectsColorize[3*e+0]=i[0],this.objectsColorize[3*e+1]=i[1],this.objectsColorize[3*e+2]=i[2]}c&&(this.objectsOpacity[e]=t.opacity),this.numObjects++}}}restoreObjects(e,t){const i=this._mask,s=!i||i.visible,r=!i||i.edges,o=!i||i.xrayed,n=!i||i.highlighted,a=!i||i.selected,l=!i||i.clippable,A=!i||i.pickable,h=!i||i.colorize,c=!i||i.opacity,u=t.metaObjects,d=e.objects;for(let e=0,t=u.length;e<t;e++){const t=d[u[e].id];t&&(s&&(t.visible=this.objectsVisible[e]),r&&(t.edges=this.objectsEdges[e]),o&&(t.xrayed=this.objectsXrayed[e]),n&&(t.highlighted=this.objectsHighlighted[e]),a&&(t.selected=this.objectsSelected[e]),l&&(t.clippable=this.objectsClippable[e]),A&&(t.pickable=this.objectsPickable[e]),h&&(tc[0]=this.objectsColorize[3*e+0],tc[1]=this.objectsColorize[3*e+1],tc[2]=this.objectsColorize[3*e+2],t.colorize=tc),c&&(t.opacity=this.objectsOpacity[e]))}}},exports.NavCubePlugin=class extends V{constructor(e,t={}){super("NavCube",e,t),e.navCube=this;try{this._navCubeScene=new hi(e,{canvasId:t.canvasId,canvasElement:t.canvasElement,transparent:!0}),this._navCubeCanvas=this._navCubeScene.canvas.canvas,this._navCubeScene.input.keyboardEnabled=!1}catch(e){return void this.error(e)}const i=this._navCubeScene;i.clearLights(),new St(i,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new St(i,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new St(i,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._navCubeCamera=i.camera,this._navCubeCamera.ortho.scale=7,this._navCubeCamera.ortho.near=.1,this._navCubeCamera.ortho.far=2e3,i.edgeMaterial.edgeColor=[.2,.2,.2],i.edgeMaterial.edgeAlpha=.6,this._zUp=Boolean(e.camera.zUp);var s=this;this.setIsProjectNorth(t.isProjectNorth),this.setProjectNorthOffsetAngle(t.projectNorthOffsetAngle);const r=function(){const e=c.mat4();return function(t,i,r){return c.identityMat4(e),c.rotationMat4v(t*s._projectNorthOffsetAngle*c.DEGTORAD,[0,1,0],e),c.transformVec3(e,i,r)}}();this._synchCamera=function(){var t=c.rotationMat4c(-90*c.DEGTORAD,1,0,0),i=c.vec3(),o=c.vec3(),n=c.vec3();return function(){var a=e.camera.eye,l=e.camera.look,A=e.camera.up;i=c.mulVec3Scalar(c.normalizeVec3(c.subVec3(a,l,i)),5),s._isProjectNorth&&s._projectNorthOffsetAngle&&(i=r(-1,i,JB),A=r(-1,A,YB)),s._zUp?(c.transformVec3(t,i,o),c.transformVec3(t,A,n),s._navCubeCamera.look=[0,0,0],s._navCubeCamera.eye=c.transformVec3(t,i,o),s._navCubeCamera.up=c.transformPoint3(t,A,n)):(s._navCubeCamera.look=[0,0,0],s._navCubeCamera.eye=i,s._navCubeCamera.up=A)}}(),this._cubeTextureCanvas=new XB(e,i,t),this._cubeSampler=new Ts(i,{image:this._cubeTextureCanvas.getImage(),flipY:!0,wrapS:1001,wrapT:1001}),this._cubeMesh=new ts(i,{geometry:new zt(i,{primitive:"triangles",normals:[0,0,1,0,0,1,0,0,1,0,0,1,1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1],positions:[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,-1,1,-1,-1,1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,-1,1,-1,-1,-1,1,-1,-1,1,-1,1,-1,-1,1,1,-1,-1,-1,-1,-1,-1,1,-1,1,1,-1],uv:[.5,.6666,.25,.6666,.25,.3333,.5,.3333,.5,.6666,.5,.3333,.75,.3333,.75,.6666,.5,.6666,.5,1,.25,1,.25,.6666,.25,.6666,0,.6666,0,.3333,.25,.3333,.25,0,.5,0,.5,.3333,.25,.3333,.75,.3333,1,.3333,1,.6666,.75,.6666],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]}),material:new Yt(i,{diffuse:[.4,.4,.4],specular:[.4,.4,.4],emissive:[.6,.6,.6],diffuseMap:this._cubeSampler,emissiveMap:this._cubeSampler}),visible:!0,edges:!0}),this._shadow=!1===t.shadowVisible?null:new ts(i,{geometry:new zt(i,ss({center:[0,0,0],radiusTop:.001,radiusBottom:1.4,height:.01,radialSegments:20,heightSegments:1,openEnded:!0})),material:new Yt(i,{diffuse:[0,0,0],specular:[0,0,0],emissive:[0,0,0],alpha:.5}),position:[0,-1.5,0],visible:!0,pickable:!1,backfaces:!1}),this._onCameraMatrix=e.camera.on("matrix",this._synchCamera),this._onCameraWorldAxis=e.camera.on("worldAxis",(()=>{e.camera.zUp?(this._zUp=!0,this._cubeTextureCanvas.setZUp(),this._repaint(),this._synchCamera()):e.camera.yUp&&(this._zUp=!1,this._cubeTextureCanvas.setYUp(),this._repaint(),this._synchCamera())})),this._onCameraFOV=e.camera.perspective.on("fov",(e=>{this._synchProjection&&(this._navCubeCamera.perspective.fov=e)})),this._onCameraProjection=e.camera.on("projection",(e=>{this._synchProjection&&(this._navCubeCamera.projection="ortho"===e||"perspective"===e?e:"perspective")}));var o=-1;function n(e){var t=[0,0];if(e){for(var i=e.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t}var a,l,A=null,h=null,u=!1,d=!1,p=.5;s._navCubeCanvas.addEventListener("mouseenter",s._onMouseEnter=function(e){d=!0}),s._navCubeCanvas.addEventListener("mouseleave",s._onMouseLeave=function(e){d=!1}),s._navCubeCanvas.addEventListener("mousedown",s._onMouseDown=function(e){if(1===e.which){A=e.x,h=e.y,a=e.clientX,l=e.clientY;var t=n(e),s=i.pick({canvasPos:t});u=!!s}}),document.addEventListener("mouseup",s._onMouseUp=function(e){if(1===e.which&&(u=!1,null!==A)){var t=n(e),a=i.pick({canvasPos:t,pickSurface:!0});if(a&&a.uv){var l=s._cubeTextureCanvas.getArea(a.uv);if(l>=0&&(document.body.style.cursor="pointer",o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),l>=0)){if(s._cubeTextureCanvas.setAreaHighlighted(l,!0),o=l,s._repaint(),e.x<A-3||e.x>A+3||e.y<h-3||e.y>h+3)return;var c=s._cubeTextureCanvas.getAreaDir(l);if(c){var d=s._cubeTextureCanvas.getAreaUp(l);s._isProjectNorth&&s._projectNorthOffsetAngle&&(c=r(1,c,JB),d=r(1,d,YB)),f(c,d,(function(){o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),document.body.style.cursor="pointer",o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),l>=0&&(s._cubeTextureCanvas.setAreaHighlighted(l,!1),o=-1,s._repaint())}))}}}}}),document.addEventListener("mousemove",s._onMouseMove=function(t){if(o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),1!==t.buttons||u){if(u){var r=t.clientX,A=t.clientY;return document.body.style.cursor="move",void function(t,i){var s=(t-a)*-p,r=(i-l)*-p;e.camera.orbitYaw(s),e.camera.orbitPitch(-r),a=t,l=i}(r,A)}if(d){var h=n(t),c=i.pick({canvasPos:h,pickSurface:!0});if(c){if(c.uv){document.body.style.cursor="pointer";var f=s._cubeTextureCanvas.getArea(c.uv);if(f===o)return;o>=0&&s._cubeTextureCanvas.setAreaHighlighted(o,!1),f>=0&&(s._cubeTextureCanvas.setAreaHighlighted(f,!0),s._repaint(),o=f)}}else document.body.style.cursor="default",o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1)}}});var f=function(){var t=c.vec3();return function(i,r,o){var n=s._fitVisible?e.scene.getAABB(e.scene.visibleObjectIds):e.scene.aabb,a=c.getAABB3Diag(n);c.getAABB3Center(n,t);var l=Math.abs(a/Math.tan(s._cameraFitFOV*c.DEGTORAD));e.cameraControl.pivotPos=t,s._cameraFly?e.cameraFlight.flyTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:r||[0,1,0],orthoScale:1.1*a,fitFOV:s._cameraFitFOV,duration:s._cameraFlyDuration},o):e.cameraFlight.jumpTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:r||[0,1,0],orthoScale:1.1*a,fitFOV:s._cameraFitFOV},o)}}();this._onUpdated=e.localeService.on("updated",(()=>{this._cubeTextureCanvas.clear(),this._repaint()})),this.setVisible(t.visible),this.setCameraFitFOV(t.cameraFitFOV),this.setCameraFly(t.cameraFly),this.setCameraFlyDuration(t.cameraFlyDuration),this.setFitVisible(t.fitVisible),this.setSynchProjection(t.synchProjection)}send(e,t){if("language"===e)this._cubeTextureCanvas.clear(),this._repaint()}_repaint(){const e=this._cubeTextureCanvas.getImage();this._cubeMesh.material.diffuseMap.image=e,this._cubeMesh.material.emissiveMap.image=e}setVisible(e=!0){this._navCubeCanvas&&(this._cubeMesh.visible=e,this._shadow&&(this._shadow.visible=e),this._navCubeCanvas.style.visibility=e?"visible":"hidden")}getVisible(){return!!this._navCubeCanvas&&this._cubeMesh.visible}setFitVisible(e=!1){this._fitVisible=e}getFitVisible(){return this._fitVisible}setCameraFly(e=!0){this._cameraFly=e}getCameraFly(){return this._cameraFly}setCameraFitFOV(e=45){this._cameraFitFOV=e}getCameraFitFOV(){return this._cameraFitFOV}setCameraFlyDuration(e=.5){this._cameraFlyDuration=e}getCameraFlyDuration(){return this._cameraFlyDuration}setSynchProjection(e=!1){this._synchProjection=e}getSynchProjection(){return this._synchProjection}setIsProjectNorth(e=!1){this._isProjectNorth=e}getIsProjectNorth(){return this._isProjectNorth}setProjectNorthOffsetAngle(e){this._projectNorthOffsetAngle=e}getProjectNorthOffsetAngle(){return this._projectNorthOffsetAngle}destroy(){this._navCubeCanvas&&(this.viewer.localeService.off(this._onUpdated),this.viewer.camera.off(this._onCameraMatrix),this.viewer.camera.off(this._onCameraWorldAxis),this.viewer.camera.perspective.off(this._onCameraFOV),this.viewer.camera.off(this._onCameraProjection),this._navCubeCanvas.removeEventListener("mouseenter",this._onMouseEnter),this._navCubeCanvas.removeEventListener("mouseleave",this._onMouseLeave),this._navCubeCanvas.removeEventListener("mousedown",this._onMouseDown),document.removeEventListener("mousemove",this._onMouseMove),document.removeEventListener("mouseup",this._onMouseUp),this._navCubeCanvas=null,this._cubeTextureCanvas.destroy(),this._cubeTextureCanvas=null,this._onMouseEnter=null,this._onMouseLeave=null,this._onMouseDown=null,this._onMouseMove=null,this._onMouseUp=null),this._navCubeScene.destroy(),this._navCubeScene=null,this._cubeMesh=null,this._shadow=null,super.destroy()}},exports.NearestFilter=1003,exports.NearestMipMapLinearFilter=1005,exports.NearestMipMapNearestFilter=1004,exports.NearestMipmapLinearFilter=1005,exports.NearestMipmapNearestFilter=1004,exports.Node=ms,exports.OBJLoaderPlugin=class extends V{constructor(e,t){super("OBJLoader",e,t),this._sceneGraphLoader=new qB}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);var t=new ms(this.viewer.scene,_.apply(e,{isModel:!0}));const i=t.id,s=e.src;if(!s)return this.error("load() param expected: src"),t;if(e.metaModelSrc){const r=e.metaModelSrc;_.loadJSON(r,(r=>{this.viewer.metaScene.createMetaModel(i,r),this._sceneGraphLoader.load(t,s,e)}),(e=>{this.error(`load(): Failed to load model modelMetadata for model '${i} from  '${r}' - ${e}`)}))}else this._sceneGraphLoader.load(t,s,e);return t.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(i)})),t}destroy(){super.destroy()}},exports.ObjectsKdTree3=class{constructor(e){if(!e)throw"Parameter expected: cfg";if(!e.viewer)throw"Parameter expected: cfg.viewer";this.viewer=e.viewer,this._maxTreeDepth=e.maxTreeDepth||15,this._root=null,this._needsRebuild=!0,this._onModelLoaded=this.viewer.scene.on("modelLoaded",(e=>{this._needsRebuild=!0})),this._onModelUnloaded=this.viewer.scene.on("modelUnloaded",(e=>{this._needsRebuild=!0}))}get root(){return this._needsRebuild&&this._rebuild(),this._root}_rebuild(){const e=this.viewer.scene;this._root={aabb:e.getAABB()};for(let t in e.objects){const i=e.objects[t];this._insertEntity(this._root,i,1)}this._needsRebuild=!1}_insertEntity(e,t,i){const s=t.aabb;if(i>=this._maxTreeDepth)return e.entities=e.entities||[],void e.entities.push(t);if(e.left&&c.containsAABB3(e.left.aabb,s))return void this._insertEntity(e.left,t,i+1);if(e.right&&c.containsAABB3(e.right.aabb,s))return void this._insertEntity(e.right,t,i+1);const r=e.aabb;u[0]=r[3]-r[0],u[1]=r[4]-r[1],u[2]=r[5]-r[2];let o=0;if(u[1]>u[o]&&(o=1),u[2]>u[o]&&(o=2),!e.left){const n=r.slice();if(n[o+3]=(r[o]+r[o+3])/2,e.left={aabb:n},c.containsAABB3(n,s))return void this._insertEntity(e.left,t,i+1)}if(!e.right){const n=r.slice();if(n[o]=(r[o]+r[o+3])/2,e.right={aabb:n},c.containsAABB3(n,s))return void this._insertEntity(e.right,t,i+1)}e.entities=e.entities||[],e.entities.push(t)}destroy(){const e=this.viewer.scene;e.off(this._onModelLoaded),e.off(this._onModelUnloaded),this._root=null,this._needsRebuild=!0}},exports.ObjectsMemento=sc,exports.PNGMediaType=10002,exports.Path=class extends Uh{constructor(e,t={}){super(e,t),this._cachedLengths=[],this._dirty=!0,this._curves=[],this._t=0,this._dirtySubs=[],this._destroyedSubs=[],this.curves=t.curves||[],this.t=t.t}addCurve(e){this._curves.push(e),this._dirty=!0}set curves(e){var t,i,s;for(e=e||[],i=0,s=this._curves.length;i<s;i++)(t=this._curves[i]).off(this._dirtySubs[i]),t.off(this._destroyedSubs[i]);this._curves=[],this._dirtySubs=[],this._destroyedSubs=[];var r=this;function o(){r._dirty=!0}function n(){var e=this.id;for(i=0,s=r._curves.length;i<s;i++)if(r._curves[i].id===e)return r._curves=r._curves.slice(i,i+1),r._dirtySubs=r._dirtySubs.slice(i,i+1),r._destroyedSubs=r._destroyedSubs.slice(i,i+1),void(r._dirty=!0)}for(i=0,s=e.length;i<s;i++){if(t=e[i],_.isNumeric(t)||_.isString(t)){var a=t;if(!(t=this.scene.components[a])){this.error("Component not found: "+_inQuotes(a));continue}}var l=t.type;"xeokit.SplineCurve"===l||"xeokit.Path"===l||"xeokit.CubicBezierCurve"===l||"xeokit.QuadraticBezierCurve"===l?(this._curves.push(t),this._dirtySubs.push(t.on("dirty",o)),this._destroyedSubs.push(t.once("destroyed",n))):this.error("Component "+_inQuotes(t.id)+" is not a xeokit.SplineCurve, xeokit.Path or xeokit.QuadraticBezierCurve")}this._dirty=!0}get curves(){return this._curves}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}get length(){var e=this._getCurveLengths();return e[e.length-1]}getPoint(e){for(var t,i=e*this.length,s=this._getCurveLengths(),r=0;r<s.length;){if(s[r]>=i){var o=1-(s[r]-i)/(t=this._curves[r]).length;return t.getPointAt(o)}r++}return null}_getCurveLengths(){if(!this._dirty)return this._cachedLengths;var e,t=[],i=0,s=this._curves.length;for(e=0;e<s;e++)i+=this._curves[e].length,t.push(i);return this._cachedLengths=t,this._dirty=!1,t}_getJSON(){for(var e=[],t=0,i=this._curves.length;t<i;t++)e.push(this._curves[t].id);return{curves:e,t:this._t}}destroy(){var e,t,i;for(super.destroy(),e=0,t=this._curves.length;e<t;e++)(i=this._curves[e]).off(this._dirtySubs[e]),i.off(this._destroyedSubs[e])}},exports.PerformanceModel=class extends ph{constructor(e,t={}){super(e,t)}},exports.PhongMaterial=Yt,exports.PickResult=Le,exports.Plugin=V,exports.PointLight=class extends Dt{get type(){return"PointLight"}constructor(e,t={}){super(e,t);const i=this;this._shadowRenderBuf=null,this._shadowViewMatrix=null,this._shadowProjMatrix=null,this._shadowViewMatrixDirty=!0,this._shadowProjMatrixDirty=!0;const s=this.scene.camera,r=this.scene.canvas;this._onCameraViewMatrix=s.on("viewMatrix",(()=>{this._shadowViewMatrixDirty=!0})),this._onCameraProjMatrix=s.on("projMatrix",(()=>{this._shadowProjMatrixDirty=!0})),this._onCanvasBoundary=r.on("boundary",(()=>{this._shadowProjMatrixDirty=!0})),this._state=new At({type:"point",pos:c.vec3([1,1,1]),color:c.vec3([.7,.7,.8]),intensity:1,attenuation:[0,0,0],space:t.space||"view",castsShadow:!1,getShadowViewMatrix:()=>{if(i._shadowViewMatrixDirty){i._shadowViewMatrix||(i._shadowViewMatrix=c.identityMat4());const e=i._state.pos,t=s.look,r=s.up;c.lookAtMat4v(e,t,r,i._shadowViewMatrix),i._shadowViewMatrixDirty=!1}return i._shadowViewMatrix},getShadowProjMatrix:()=>{if(i._shadowProjMatrixDirty){i._shadowProjMatrix||(i._shadowProjMatrix=c.identityMat4());const e=i.scene.canvas.canvas;c.perspectiveMat4(Math.PI/180*70,e.clientWidth/e.clientHeight,.1,500,i._shadowProjMatrix),i._shadowProjMatrixDirty=!1}return i._shadowProjMatrix},getShadowRenderBuf:()=>(i._shadowRenderBuf||(i._shadowRenderBuf=new st(i.scene.canvas.canvas,i.scene.canvas.gl,{size:[1024,1024]})),i._shadowRenderBuf)}),this.pos=t.pos,this.color=t.color,this.intensity=t.intensity,this.constantAttenuation=t.constantAttenuation,this.linearAttenuation=t.linearAttenuation,this.quadraticAttenuation=t.quadraticAttenuation,this.castsShadow=t.castsShadow,this.scene._lightCreated(this)}set pos(e){this._state.pos.set(e||[1,1,1]),this._shadowViewMatrixDirty=!0,this.glRedraw()}get pos(){return this._state.pos}set color(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}get color(){return this._state.color}set intensity(e){e=void 0!==e?e:1,this._state.intensity=e,this.glRedraw()}get intensity(){return this._state.intensity}set constantAttenuation(e){this._state.attenuation[0]=e||0,this.glRedraw()}get constantAttenuation(){return this._state.attenuation[0]}set linearAttenuation(e){this._state.attenuation[1]=e||0,this.glRedraw()}get linearAttenuation(){return this._state.attenuation[1]}set quadraticAttenuation(e){this._state.attenuation[2]=e||0,this.glRedraw()}get quadraticAttenuation(){return this._state.attenuation[2]}set castsShadow(e){e=!!e,this._state.castsShadow!==e&&(this._state.castsShadow=e,this._shadowViewMatrixDirty=!0,this.glRedraw())}get castsShadow(){return this._state.castsShadow}destroy(){const e=this.scene.camera,t=this.scene.canvas;e.off(this._onCameraViewMatrix),e.off(this._onCameraProjMatrix),t.off(this._onCanvasBoundary),super.destroy(),this._state.destroy(),this._shadowRenderBuf&&this._shadowRenderBuf.destroy(),this.scene._lightDestroyed(this),this.glRedraw()}},exports.PointerCircle=Q,exports.PointerLens=class{constructor(e,t={}){this.viewer=e,this.scene=this.viewer.scene,this._lensCursorDiv=document.createElement("div"),this.viewer.scene.canvas.canvas.parentNode.insertBefore(this._lensCursorDiv,this.viewer.scene.canvas.canvas),this._lensCursorDiv.style.background="pink",this._lensCursorDiv.style.border="2px solid red",this._lensCursorDiv.style.borderRadius="20px",this._lensCursorDiv.style.width="10px",this._lensCursorDiv.style.height="10px",this._lensCursorDiv.style.margin="-200px -200px",this._lensCursorDiv.style.zIndex="100000",this._lensCursorDiv.style.position="absolute",this._lensCursorDiv.style.pointerEvents="none",this._lensContainer=document.createElement("div"),this._lensContainerId=t.containerId||"xeokit-lens",this._lensContainer.setAttribute("id",this._lensContainerId),this._lensContainer.style.border="1px solid black",this._lensContainer.style.background="white",this._lensContainer.style.borderRadius="50%",this._lensContainer.style.width="300px",this._lensContainer.style.height="300px",this._lensContainer.style.zIndex="15000",this._lensContainer.style.position="absolute",this._lensContainer.style.pointerEvents="none",this._lensContainer.style.visibility="hidden",this._lensCanvas=document.createElement("canvas"),this._lensCanvas.id=`${this._lensContainerId}-canvas`,this._lensCanvas.style.borderRadius="50%",this._lensCanvas.style.width="300px",this._lensCanvas.style.height="300px",this._lensCanvas.style.zIndex="15000",this._lensCanvas.style.pointerEvents="none",document.body.appendChild(this._lensContainer),this._lensContainer.appendChild(this._lensCanvas),this._lensCanvasContext=this._lensCanvas.getContext("2d"),this._canvasElement=this.viewer.scene.canvas.canvas,this._canvasPos=null,this._snappedCanvasPos=null,this._lensPosToggle=t.lensPosToggle||!0,this._lensPosToggleAmount=t.lensPosToggleAmount||85,this._lensPosMarginLeft=t.lensPosMarginLeft||85,this._lensPosMarginTop=t.lensPosMarginTop||25,this._lensContainer.style.marginTop=`${this._lensPosMarginTop}px`,this._lensContainer.style.marginLeft=`${this._lensPosMarginLeft}px`,this._zoomLevel=t.zoomLevel||2,this._active=!1!==t.active,this._visible=!1,this._snapped=!1,this._onViewerRendering=this.viewer.scene.on("rendering",(()=>{this._active&&this._visible&&this.update()}))}update(){if(!this._active||!this._visible)return;if(!this._canvasPos)return;const e=this._lensContainer.getBoundingClientRect(),t=this._canvasElement.getBoundingClientRect(),i=this._canvasPos[0]<e.right&&this._canvasPos[0]>e.left&&this._canvasPos[1]<e.bottom&&this._canvasPos[1]>e.top;this._lensContainer.style.marginLeft=`${this._lensPosMarginLeft}px`,i&&(this._lensPosToggle?this._lensContainer.style.marginTop=t.bottom-t.top-this._lensCanvas.height-this._lensPosToggleAmount+"px":this._lensContainer.style.marginTop=`${this._lensPosMarginTop}px`,this._lensPosToggle=!this._lensPosToggle),this._lensCanvasContext.clearRect(0,0,this._lensCanvas.width,this._lensCanvas.height);const s=Math.max(this._lensCanvas.width,this._lensCanvas.height)/this._zoomLevel;this._lensCanvasContext.drawImage(this._canvasElement,this._canvasPos[0]-s/2,this._canvasPos[1]-s/2,s,s,0,0,this._lensCanvas.width,this._lensCanvas.height);const r=[(e.left+e.right)/2-t.left,(e.top+e.bottom)/2-t.top];if(this._snappedCanvasPos){const e=this._snappedCanvasPos[0]-this._canvasPos[0],t=this._snappedCanvasPos[1]-this._canvasPos[1];this._lensCursorDiv.style.marginLeft=r[0]+e*this._zoomLevel-10+"px",this._lensCursorDiv.style.marginTop=r[1]+t*this._zoomLevel-10+"px"}else this._lensCursorDiv.style.marginLeft=r[0]-10+"px",this._lensCursorDiv.style.marginTop=r[1]-10+"px"}set zoomFactor(e){this._zoomFactor=e,this.update()}get zoomFactor(){return this._zoomFactor}set canvasPos(e){this._canvasPos=e,this.update()}get canvasPos(){return this._canvasPos}set snappedCanvasPos(e){this._snappedCanvasPos=e,this.update()}get snappedCanvasPos(){return this._snappedCanvasPos}set snapped(e){this._snapped=e,e?(this._lensCursorDiv.style.background="greenyellow",this._lensCursorDiv.style.border="2px solid green"):(this._lensCursorDiv.style.background="pink",this._lensCursorDiv.style.border="2px solid red")}get snapped(){return this._snapped}set active(e){this._active=e,this._lensContainer.style.visibility=e&&this._visible?"visible":"hidden",e&&this._visible||(this._lensCursorDiv.style.marginLeft="-100px",this._lensCursorDiv.style.marginTop="-100px"),this.update()}get active(){return this._active}set visible(e){this._visible=e,this._lensContainer.style.visibility=e&&this._active?"visible":"hidden",e&&this._active||(this._lensCursorDiv.style.marginLeft="-100px",this._lensCursorDiv.style.marginTop="-100px"),this.update()}get visible(){return this._visible}destroy(){this._destroyed||(this.viewer.scene.off(this._onViewerRendering),this._lensContainer.removeChild(this._lensCanvas),document.body.removeChild(this._lensContainer),this._destroyed=!0)}},exports.QuadraticBezierCurve=class extends Uh{constructor(e,t={}){super(e,t),this.v0=t.v0,this.v1=t.v1,this.v2=t.v2,this.t=t.t}set v0(e){this._v0=e||c.vec3([0,0,0])}get v0(){return this._v0}set v1(e){this._v1=e||c.vec3([0,0,0])}get v1(){return this._v1}set v2(e){this._v2=e||c.vec3([0,0,0])}get v2(){return this._v2}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}getPoint(e){var t=c.vec3();return t[0]=c.b2(e,this._v0[0],this._v1[0],this._v2[0]),t[1]=c.b2(e,this._v0[1],this._v1[1],this._v2[1]),t[2]=c.b2(e,this._v0[2],this._v1[2],this._v2[2]),t}getJSON(){return{v0:this._v0,v1:this._v1,v2:this._v2,t:this._t}}},exports.Queue=d,exports.RGBAFormat=1023,exports.RGBAIntegerFormat=1033,exports.RGBA_ASTC_10x10_Format=37819,exports.RGBA_ASTC_10x5_Format=37816,exports.RGBA_ASTC_10x6_Format=37817,exports.RGBA_ASTC_10x8_Format=37818,exports.RGBA_ASTC_12x10_Format=37820,exports.RGBA_ASTC_12x12_Format=37821,exports.RGBA_ASTC_4x4_Format=37808,exports.RGBA_ASTC_5x4_Format=37809,exports.RGBA_ASTC_5x5_Format=37810,exports.RGBA_ASTC_6x5_Format=37811,exports.RGBA_ASTC_6x6_Format=37812,exports.RGBA_ASTC_8x5_Format=37813,exports.RGBA_ASTC_8x6_Format=37814,exports.RGBA_ASTC_8x8_Format=37815,exports.RGBA_BPTC_Format=36492,exports.RGBA_ETC2_EAC_Format=37496,exports.RGBA_PVRTC_2BPPV1_Format=35843,exports.RGBA_PVRTC_4BPPV1_Format=35842,exports.RGBA_S3TC_DXT1_Format=33777,exports.RGBA_S3TC_DXT3_Format=33778,exports.RGBA_S3TC_DXT5_Format=33779,exports.RGBFormat=1022,exports.RGB_ETC1_Format=36196,exports.RGB_ETC2_Format=37492,exports.RGB_PVRTC_2BPPV1_Format=35841,exports.RGB_PVRTC_4BPPV1_Format=35840,exports.RGB_S3TC_DXT1_Format=33776,exports.RGFormat=1030,exports.RGIntegerFormat=1031,exports.ReadableGeometry=zt,exports.RedFormat=1028,exports.RedIntegerFormat=1029,exports.ReflectionMap=class extends $h{get type(){return"ReflectionMap"}constructor(e,t={}){super(e,t),this.scene._lightsState.addReflectionMap(this._state),this.scene._reflectionMapCreated(this)}destroy(){super.destroy(),this.scene._reflectionMapDestroyed(this)}},exports.RepeatWrapping=1e3,exports.STLDefaultDataSource=Bw,exports.STLLoaderPlugin=class extends V{constructor(e,t={}){super("STLLoader",e,t),this._sceneGraphLoader=new Pw,this.dataSource=t.dataSource}set dataSource(e){this._dataSource=e||new Bw}get dataSource(){return this._dataSource}load(e){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new ms(this.viewer.scene,_.apply(e,{isModel:!0})),i=e.src,s=e.stl;return i||s?(i?this._sceneGraphLoader.load(this,t,i,e):this._sceneGraphLoader.parse(this,t,s,e),t):(this.error("load() param expected: either 'src' or 'stl'"),t)}},exports.SceneModel=ph,exports.SceneModelMesh=ar,exports.SceneModelTransform=oh,exports.SectionPlane=as,exports.SectionPlanesPlugin=class extends V{constructor(e,t={}){if(super("SectionPlanes",e),this._freeControls=[],this._sectionPlanes=e.scene.sectionPlanes,this._controls={},this._shownControlId=null,null!==t.overviewCanvasId&&void 0!==t.overviewCanvasId){const e=document.getElementById(t.overviewCanvasId);e?this._overview=new Aw(this,{overviewCanvas:e,visible:t.overviewVisible,onHoverEnterPlane:e=>{this._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:e=>{this._overview.setPlaneHighlighted(e,!1)},onClickedPlane:e=>{if(this.getShownControl()===e)return void this.hideControl();this.showControl(e);const t=this.sectionPlanes[e].pos;hw.set(this.viewer.scene.aabb),c.getAABB3Center(hw,cw),hw[0]+=t[0]-cw[0],hw[1]+=t[1]-cw[1],hw[2]+=t[2]-cw[2],hw[3]+=t[0]-cw[0],hw[4]+=t[1]-cw[1],hw[5]+=t[2]-cw[2],this.viewer.cameraFlight.flyTo({aabb:hw,fitFOV:65})},onClickedNothing:()=>{this.hideControl()}}):this.warn("Can't find overview canvas: '"+t.overviewCanvasId+"' - will create plugin without overview")}this._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(e=>{this._sectionPlaneCreated(e)}))}setOverviewVisible(e){this._overview&&this._overview.setVisible(e)}getOverviewVisible(){if(this._overview)return this._overview.getVisible()}get sectionPlanes(){return this._sectionPlanes}createSectionPlane(e={}){void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);return new as(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0})}_sectionPlaneCreated(e){const t=this._freeControls.length>0?this._freeControls.pop():new aw(this);t._setSectionPlane(e),t.setVisible(!1),this._controls[e.id]=t,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(()=>{this._sectionPlaneDestroyed(e)}))}flipSectionPlanes(){const e=this.viewer.scene.sectionPlanes;for(let t in e){e[t].flipDir()}}showControl(e){const t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}getShownControl(){return this._shownControlId}hideControl(){for(var e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}destroySectionPlane(e){var t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}_sectionPlaneDestroyed(e){this._overview&&this._overview.removeSectionPlane(e);const t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}clear(){const e=Object.keys(this._sectionPlanes);for(var t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}send(e,t){switch(e){case"snapshotStarting":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!0);break;case"snapshotFinished":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}destroy(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),super.destroy()}_destroyFreeControls(){for(var e=this._freeControls.pop();e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}},exports.ShortType=1011,exports.Skybox=rc,exports.SkyboxesPlugin=class extends V{constructor(e){super("skyboxes",e),this.skyboxes={}}send(e,t){if("clear"===e)this.clear()}createSkybox(e,t){if(this.viewer.scene.components[e])return this.error("Component with this ID already exists: "+e),this;var i=new rc(this.viewer.scene,{id:e,pos:t.pos,dir:t.dir,active:!0});return this.skyboxes[e]=i,i}destroySkybox(e){var t=this.skyboxes[e];t?t.destroy():this.error("Skybox not found: "+e)}clear(){for(var e=Object.keys(this.viewer.scene.skyboxes),t=0,i=e.length;t<i;t++)this.destroySkybox(e[t])}destroy(){this.clear(),super.clear()}},exports.SpecularMaterial=ws,exports.SplineCurve=Oh,exports.SpriteMarker=class extends he{constructor(e,t={}){super(e,{entity:t.entity,occludable:t.occludable,worldPos:t.worldPos}),this._occluded=!1,this._visible=!0,this._src=null,this._image=null,this._pos=c.vec3(),this._origin=c.vec3(),this._rtcPos=c.vec3(),this._dir=c.vec3(),this._size=1,this._imageSize=c.vec2(),this._texture=new Ts(this,{src:t.src}),this._geometry=new zt(this,{primitive:"triangles",positions:[3,3,0,-3,3,0,-3,-3,0,3,-3,0],normals:[-1,0,0,-1,0,0,-1,0,0,-1,0,0],uv:[1,-1,0,-1,0,0,1,0],indices:[0,1,2,0,2,3]}),this._mesh=new ts(this,{geometry:this._geometry,material:new Yt(this,{ambient:[.9,.3,.9],shininess:30,diffuseMap:this._texture,backfaces:!0}),scale:[1,1,1],position:t.worldPos,rotation:[90,0,0],billboard:"spherical",occluder:!1}),this.visible=!0,this.collidable=t.collidable,this.clippable=t.clippable,this.pickable=t.pickable,this.opacity=t.opacity,this.size=t.size,t.image?this.image=t.image:this.src=t.src}_setVisible(e){this._occluded=!e,this._mesh.visible=this._visible&&!this._occluded,super._setVisible(e)}set visible(e){this._visible=null==e||e,this._mesh.visible=this._visible&&!this._occluded}get visible(){return this._visible}set image(e){this._image=e,this._image&&(this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updatePlaneSizeFromImage(),this._src=null,this._texture.image=this._image)}get image(){return this._image}set src(e){if(this._src=e,this._src){this._image=null;const e=new Image;e.onload=()=>{this._texture.image=e,this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage()},e.src=this._src}}get src(){return this._src}set size(e){this._size=null==e?1:e,this._image&&this._updatePlaneSizeFromImage()}get size(){return this._size}set collidable(e){this._mesh.collidable=!1!==e}get collidable(){return this._mesh.collidable}set clippable(e){this._mesh.clippable=!1!==e}get clippable(){return this._mesh.clippable}set pickable(e){this._mesh.pickable=!1!==e}get pickable(){return this._mesh.pickable}set opacity(e){this._mesh.opacity=e}get opacity(){return this._mesh.opacity}_updatePlaneSizeFromImage(){const e=.5*this._size,t=this._imageSize[0],i=this._imageSize[1],s=i/t;this._geometry.positions=t>i?[e,e*s,0,-e,e*s,0,-e,-e*s,0,e,-e*s,0]:[e/s,e,0,-e/s,e,0,-e/s,-e,0,e/s,-e,0]}},exports.StoreyViewsPlugin=class extends V{constructor(e,t={}){super("StoreyViews",e),this._objectsMemento=new sc,this._cameraMemento=new ec,this.storeys={},this._storeysList=null,this.modelStoreys={},this._fitStoreyMaps=!!t.fitStoreyMaps,this._onModelLoaded=this.viewer.scene.on("modelLoaded",(e=>{this._registerModelStoreys(e),this.fire("storeys",this.storeys)}))}_registerModelStoreys(e){const t=this.viewer,i=t.scene,s=t.metaScene,r=s.metaModels[e],o=i.models[e];if(!r||!r.rootMetaObjects)return;const n=r.rootMetaObjects;for(let t=0,r=n.length;t<r;t++){const r=n[t].getObjectIDsInSubtreeByType(["IfcBuildingStorey"]);for(let t=0,n=r.length;t<n;t++){const n=r[t],a=s.metaObjects[n].getObjectIDsInSubtree(),l=i.getAABB(a),A=Math.random()>.5?a.length:0,h=new uw(this,o.aabb,l,e,n,A);h._onModelDestroyed=o.once("destroyed",(()=>{this._deregisterModelStoreys(e),this.fire("storeys",this.storeys)})),this.storeys[n]=h,this._storeysList=null,this.modelStoreys[e]||(this.modelStoreys[e]={}),this.modelStoreys[e][n]=h}}}_deregisterModelStoreys(e){const t=this.modelStoreys[e];if(t){const i=this.viewer.scene;for(let e in t)if(t.hasOwnProperty(e)){const s=t[e],r=i.models[s.modelId];r&&r.off(s._onModelDestroyed),delete this.storeys[e],this._storeysList=null}delete this.modelStoreys[e]}}get fitStoreyMaps(){return this._fitStoreyMaps}gotoStoreyCamera(e,t={}){const i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),void(t.done&&t.done());const s=this.viewer,r=s.scene.camera,o=i.storeyAABB;if(o[3]<o[0]||o[4]<o[1]||o[5]<o[2])return void(t.done&&t.done());if(o[3]===o[0]&&o[4]===o[1]&&o[5]===o[2])return void(t.done&&t.done());const n=c.getAABB3Center(o),a=c.getAABB3Diag(o),l=Math.abs(a/Math.tan(45*c.DEGTORAD)),A=1.3*a,h=pw;h[0]=n[0]+r.worldUp[0]*l,h[1]=n[1]+r.worldUp[1]*l,h[2]=n[2]+r.worldUp[2]*l;const u=r.worldForward;t.done?s.cameraFlight.flyTo(_.apply(t,{eye:h,look:n,up:u,orthoScale:A}),(()=>{t.done()})):(s.cameraFlight.jumpTo(_.apply(t,{eye:h,look:n,up:u,orthoScale:A})),s.camera.ortho.scale=A)}showStoreyObjects(e,t={}){if(!this.storeys[e])return void this.error("IfcBuildingStorey not found with this ID: "+e);const i=this.viewer,s=i.scene;i.metaScene.metaObjects[e]&&(t.hideOthers&&s.setObjectsVisible(i.scene.visibleObjectIds,!1),this.withStoreyObjects(e,((e,t)=>{e&&(e.visible=!0)})))}withStoreyObjects(e,t){const i=this.viewer,s=i.scene,r=i.metaScene,o=r.metaObjects[e];if(!o)return;const n=o.getObjectIDsInSubtree();for(var a=0,l=n.length;a<l;a++){const e=n[a],i=r.metaObjects[e],o=s.objects[e];o&&t(o,i)}}createStoreyMap(e,t={}){const i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNkYPhfDwAChwGA60e6kgAAAABJRU5ErkJggg==";const s=this.viewer,r=s.scene,o=t.format||"png",n=this._fitStoreyMaps?i.storeyAABB:i.modelAABB,a=Math.abs((n[5]-n[2])/(n[3]-n[0])),l=t.padding||0;let A,h;t.width&&t.height?(A=t.width,h=t.height):t.height?(h=t.height,A=Math.round(h/a)):t.width?(A=t.width,h=Math.round(A*a)):(A=300,h=Math.round(A*a)),this._objectsMemento.saveObjects(r),this._cameraMemento.saveCamera(r),this.showStoreyObjects(e,_.apply(t,{hideOthers:!0})),this._arrangeStoreyMapCamera(i);const c=s.getSnapshot({width:A,height:h,format:o});return this._objectsMemento.restoreObjects(r),this._cameraMemento.restoreCamera(r),new dw(e,c,o,A,h,l)}_arrangeStoreyMapCamera(e){const t=this.viewer,i=t.scene.camera,s=this._fitStoreyMaps?e.storeyAABB:e.modelAABB,r=c.getAABB3Center(s),o=pw;o[0]=r[0]+.5*i.worldUp[0],o[1]=r[1]+.5*i.worldUp[1],o[2]=r[2]+.5*i.worldUp[2];const n=i.worldForward;t.cameraFlight.jumpTo({eye:o,look:r,up:n});const a=(s[3]-s[0])/2,l=(s[4]-s[1])/2,A=(s[5]-s[2])/2,h=-a,u=+a,d=-l,p=+l,f=-A,g=+A;t.camera.customProjection.matrix=c.orthoMat4c(h,u,f,g,d,p,fw),t.camera.projection="customProjection"}pickStoreyMap(e,t,i={}){const s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),null;const o=1-t[0]/e.width,n=1-t[1]/e.height,a=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,l=a[0],A=a[1],h=a[2],u=a[3]-l,d=a[4]-A,p=a[5]-h,f=c.vec3([l+u*o,A+.5*d,h+p*n]),g=c.vec3([0,-1,0]),m=c.addVec3(f,g,pw),_=this.viewer.camera.worldForward,v=c.lookAtMat4v(f,m,_,fw);return this.viewer.scene.pick({pickSurface:i.pickSurface,pickInvisible:!0,matrix:v})}storeyMapToWorldPos(e,t,i={}){const s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),null;const o=1-t[0]/e.width,n=1-t[1]/e.height,a=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,l=a[0],A=a[1],h=a[2],u=a[3]-l,d=a[4]-A,p=a[5]-h;return c.vec3([l+u*o,A+.5*d,h+p*n])}getStoreyContainingWorldPos(e){for(var t in this.storeys){const i=this.storeys[t];if(c.point3AABB3AbsoluteIntersect(i.storeyAABB,e))return t}return null}getStoreyInVerticalRange(e){for(let t in this.storeys){const i=this.storeys[t],s=[0,0,0,0,0,0],r=[0,0,0];if(s[1]=i.storeyAABB[1],s[4]=i.storeyAABB[4],r[1]=e[1],c.point3AABB3AbsoluteIntersect(s,r))return t}return null}isPositionAboveOrBelowBuilding(e){const t=Object.keys(this.storeys),i=[t[0],t[t.length-1]];return e[1]<this.storeys[i[0]].storeyAABB[1]?i[0]:e[1]>this.storeys[i[1]].storeyAABB[4]?i[1]:null}worldPosToStoreyMap(e,t,i){const s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),!1;const o=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,n=o[0],a=o[1],l=o[2],A=o[3]-n,h=o[4]-a,c=o[5]-l,u=this.viewer.camera.worldUp,d=u[0]>u[1]&&u[0]>u[2],p=!d&&u[1]>u[0]&&u[1]>u[2];!d&&!p&&u[2]>u[0]&&(u[2],u[1]);const f=e.width/A,g=p?e.height/c:e.height/h;return i[0]=Math.floor(e.width-(t[0]-n)*f),i[1]=Math.floor(e.height-(t[2]-l)*g),i[0]>=0&&i[0]<e.width&&i[1]>=0&&i[1]<=e.height}worldDirToStoreyMap(e,t,i){const s=this.viewer.camera,r=s.eye,o=s.look,n=c.subVec3(o,r,pw),a=s.worldUp,l=a[0]>a[1]&&a[0]>a[2],A=!l&&a[1]>a[0]&&a[1]>a[2];!l&&!A&&a[2]>a[0]&&(a[2],a[1]),l?(i[0]=n[1],i[1]=n[2]):A?(i[0]=n[0],i[1]=n[2]):(i[0]=n[0],i[1]=n[1]),c.normalizeVec2(i)}destroy(){this.viewer.scene.off(this._onModelLoaded),super.destroy()}get storeysList(){return this._storeysList||(this._storeysList=Object.values(this.storeys),this._storeysList.sort(this._getSpatialSortFunc())),this._storeysList}_getSpatialSortFunc(){const e=this.viewer.scene.camera;return this._spatialSortFunc||(this._spatialSortFunc=(t,i)=>{let s=0;return s=e.xUp?0:e.yUp?1:2,t.aabb[s]>i.aabb[s]?-1:t.aabb[s]<i.aabb[s]?1:0})}},exports.Texture=Ts,exports.TextureTranscoder=class{transcode(e,t,i={}){}destroy(){}},exports.TreeViewPlugin=class extends V{constructor(e,t={}){super("TreeViewPlugin",e),this.errors=[],this.valid=!0;const i=t.containerElement||document.getElementById(t.containerElementId);if(i instanceof HTMLElement){for(let e=0;;e++)if(!Tw[e]){Tw[e]=this,this._index=e,this._id=`tree-${e}`;break}if(this._containerElement=i,this._metaModels={},this._autoAddModels=!1!==t.autoAddModels,this._autoExpandDepth=t.autoExpandDepth||0,this._sortNodes=!1!==t.sortNodes,this._viewer=e,this._rootElement=null,this._muteSceneEvents=!1,this._muteTreeEvents=!1,this._rootNodes=[],this._objectNodes={},this._nodeNodes={},this._rootNames={},this._sortNodes=t.sortNodes,this._pruneEmptyNodes=t.pruneEmptyNodes,this._showListItemElementId=null,this._renderService=t.renderService||new Sw,this._showIndeterminate=t.showIndeterminate??!1,!this._renderService)throw new Error("TreeViewPlugin: no render service set");if(this._containerElement.oncontextmenu=e=>{e.preventDefault()},this._onObjectVisibility=this._viewer.scene.on("objectVisibility",(e=>{if(this._muteSceneEvents)return;const t=e.id,i=this._objectNodes[t];if(!i)return;const s=e.visible;if(!(s!==i.checked))return;this._muteTreeEvents=!0,i.checked=s,s?i.numVisibleEntities++:i.numVisibleEntities--,this._renderService.setCheckbox(i.nodeId,s);let r=i.parent;for(;r;){r.checked=s,s?r.numVisibleEntities++:r.numVisibleEntities--;const e=this._showIndeterminate&&r.numVisibleEntities>0&&r.numVisibleEntities<r.numEntities;this._renderService.setCheckbox(r.nodeId,r.numVisibleEntities>0,e),r=r.parent}this._muteTreeEvents=!1})),this._onObjectXrayed=this._viewer.scene.on("objectXRayed",(e=>{if(this._muteSceneEvents)return;const t=e.id,i=this._objectNodes[t];if(!i)return;this._muteTreeEvents=!0;const s=e.xrayed;s!==i.xrayed&&(i.xrayed=s,this._renderService.setXRayed(i.nodeId,s),this._muteTreeEvents=!1)})),this._switchExpandHandler=e=>{e.preventDefault(),e.stopPropagation();const t=e.target;this._expandSwitchElement(t)},this._switchCollapseHandler=e=>{e.preventDefault(),e.stopPropagation();const t=e.target;this._collapseSwitchElement(t)},this._checkboxChangeHandler=e=>{if(this._muteTreeEvents)return;this._muteSceneEvents=!0;const t=e.target,i=this._renderService.isChecked(t),s=this._renderService.getIdFromCheckbox(t),r=this._nodeNodes[s],o=this._viewer.scene.objects;let n=0;this._withNodeTree(r,(e=>{const t=e.objectId,s=o[t],r=0===e.children.length;e.numVisibleEntities=i?e.numEntities:0,r&&i!==e.checked&&n++,e.checked=i,this._renderService.setCheckbox(e.nodeId,i),s&&(s.visible=i)}));let a=r.parent;for(;a;){a.checked=i,i?a.numVisibleEntities+=n:a.numVisibleEntities-=n;const e=this._showIndeterminate&&a.numVisibleEntities>0&&a.numVisibleEntities<a.numEntities;this._renderService.setCheckbox(a.nodeId,a.numVisibleEntities>0,e),a=a.parent}this._muteSceneEvents=!1},this._hierarchy=t.hierarchy||"containment",this._autoExpandDepth=t.autoExpandDepth||0,this._autoAddModels){const e=Object.keys(this.viewer.metaScene.metaModels);for(let t=0,i=e.length;t<i;t++){const i=e[t];this.viewer.metaScene.metaModels[i].finalized&&this.addModel(i)}this.viewer.scene.on("modelLoaded",(e=>{this.viewer.metaScene.metaModels[e]&&this.addModel(e)}))}this.hierarchy=t.hierarchy}else this.error("Mandatory config expected: valid containerElementId or containerElement")}set hierarchy(e){"containment"!==(e=e||"containment")&&"storeys"!==e&&"types"!==e&&(this.error("Unsupported value for `hierarchy' - defaulting to 'containment'"),e="containment"),this._hierarchy!==e&&(this._hierarchy=e,this._createNodes())}get hierarchy(){return this._hierarchy}addModel(e,t={}){if(!this._containerElement)return;const i=this.viewer.scene.models[e];if(!i)throw"Model not found: "+e;const s=this.viewer.metaScene.metaModels[e];s?this._metaModels[e]?this.warn("Model already added: "+e):(this._metaModels[e]=s,t&&t.rootName&&(this._rootNames[e]=t.rootName),i.on("destroyed",(()=>{this.removeModel(i.id)})),this._createNodes()):this.error("MetaModel not found: "+e)}removeModel(e){if(!this._containerElement)return;this._metaModels[e]&&(this._rootNames[e]&&delete this._rootNames[e],delete this._metaModels[e],this._createNodes())}showNode(e){this.unShowNode();const t=this._objectNodes[e];if(!t)return;this.collapse();const i=t.nodeId,s=this._renderService.getSwitchElement(i);if(s)return this._expandSwitchElement(s),s.scrollIntoView(),!0;const r=[];r.unshift(t);let o=t.parent;for(;o;)r.unshift(o),o=o.parent;for(let e=0,t=r.length;e<t;e++){const t=this._renderService.getSwitchElement(r[e].nodeId);t&&this._expandSwitchElement(t)}this._renderService.setHighlighted(i,!0),this._showListItemElementId=i}unShowNode(){this._showListItemElementId&&(this._renderService.setHighlighted(this._showListItemElementId,!1),this._showListItemElementId=null)}expandToDepth(e){this.collapse();const t=(i,s)=>{if(s===e)return;const r=this._renderService.getSwitchElement(i.nodeId);if(r){this._expandSwitchElement(r);const e=i.children;for(var o=0,n=e.length;o<n;o++){const i=e[o];t(i,s+1)}}};for(let e=0,i=this._rootNodes.length;e<i;e++){const i=this._rootNodes[e];t(i,0)}}collapse(){for(let e=0,t=this._rootNodes.length;e<t;e++){const t=this._rootNodes[e].nodeId;this._collapseNode(t)}}withNodeTree(e,t){t(e);const i=e.children;if(i)for(let e=0,s=i.length;e<s;e++)this.withNodeTree(i[e],t)}destroy(){this._containerElement&&(this._metaModels={},this._rootElement&&!this._destroyed&&(this._rootElement.parentNode.removeChild(this._rootElement),this._viewer.scene.off(this._onObjectVisibility),this._destroyed=!0),delete Tw[this._index],super.destroy())}_createNodes(){this._rootElement&&(this._rootElement.parentNode.removeChild(this._rootElement),this._rootElement=null),this._rootNodes=[],this._objectNodes={},this._nodeNodes={},this._validate(),this.valid||"storeys"!==this._hierarchy?this._createEnabledNodes():this._createDisabledNodes()}_validate(){if(this.errors=[],"storeys"===this._hierarchy)this.valid=this._validateMetaModelForStoreysHierarchy();else this.valid=this._rootNodes.length>0;return this.valid}_validateMetaModelForStoreysHierarchy(e=0,t,i){return!0}_createEnabledNodes(){switch(this._pruneEmptyNodes&&this._findEmptyNodes(),this._hierarchy){case"storeys":this._createStoreysNodes(),0===this._rootNodes.length&&this.error("Failed to build storeys hierarchy");break;case"types":this._createTypesNodes();break;default:this._createContainmentNodes()}this._sortNodes&&this._doSortNodes(),this._synchNodesToEntities(),this._createTrees(),this.expandToDepth(this._autoExpandDepth)}_createDisabledNodes(){const e=this._renderService.createRootNode();this._rootElement=e,this._containerElement.appendChild(e);const t=this._viewer.metaScene.rootMetaObjects;for(let i in t){const s=t[i],r=s.type,o=s.name,n=o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r,a=this._renderService.createDisabledNodeElement(n);e.appendChild(a)}}_findEmptyNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._findEmptyNodes2(e[t])}_findEmptyNodes2(e,t=0){const i=this.viewer.scene,s=e.children,r=e.id,o=i.objects[r];if(e._countEntities=0,o&&e._countEntities++,s)for(let t=0,i=s.length;t<i;t++){const i=s[t];i._countEntities=this._findEmptyNodes2(i),e._countEntities+=i._countEntities}return e._countEntities}_createStoreysNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._createStoreysNodes2(e[t],null,null,null)}_createStoreysNodes2(e,t,i,s){if(this._pruneEmptyNodes&&0===e._countEntities)return;const r=e.type,o=e.name,n=e.children,a=e.id;if("IfcBuilding"===r)t={nodeId:`${this._id}-${a}`,objectId:a,title:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||(o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r),type:r,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t;else if("IfcBuildingStorey"===r){if(!t)return void this.error("Failed to build storeys hierarchy for model - model does not have an IfcBuilding object, or is not an IFC model");i={nodeId:`${this._id}-${a}`,objectId:a,title:o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r,type:r,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(i),this._objectNodes[i.objectId]=i,this._nodeNodes[i.nodeId]=i,s={}}else if(i){if(this._viewer.scene.objects[a]){let e=(s=s||{})[r];e||(e={nodeId:`${this._id}-${i.objectId}-${r}`,objectId:`${i.objectId}-${r}`,title:r,type:r,parent:i,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},i.children.push(e),this._objectNodes[e.objectId]=e,this._nodeNodes[e.nodeId]=e,s[r]=e);const t={nodeId:`${this._id}-${a}`,objectId:a,title:o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r,type:r,parent:e,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};e.children.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t}}if(n)for(let e=0,r=n.length;e<r;e++){const r=n[e];this._createStoreysNodes2(r,t,i,s)}}_createTypesNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._createTypesNodes2(e[t],null,null)}_createTypesNodes2(e,t,i){if(this._pruneEmptyNodes&&0===e._countEntities)return;const s=e.type,r=e.name,o=e.children,n=e.id;if(e.parent){if(t){if(this._viewer.scene.objects[n]){let e=i[s];e||(e={nodeId:`${this._id}-${t.objectId}-${s}`,objectId:`${t.objectId}-${s}`,title:s,type:s,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(e),this._objectNodes[e.objectId]=e,this._nodeNodes[e.nodeId]=e,i[s]=e);const o={nodeId:`${this._id}-${n}`,objectId:n,title:r&&""!==r&&"Default"!==r?r:s,type:s,parent:e,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};e.children.push(o),this._objectNodes[o.objectId]=o,this._nodeNodes[o.nodeId]=o}}}else t={nodeId:`${this._id}-${n}`,objectId:n,title:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||(r&&""!==r&&"Undefined"!==r&&"Default"!==r?r:s),type:s,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t,i={};if(o)for(let e=0,s=o.length;e<s;e++){const s=o[e];this._createTypesNodes2(s,t,i)}}_createContainmentNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._createContainmentNodes2(e[t],null)}_createContainmentNodes2(e,t){if(this._pruneEmptyNodes&&0===e._countEntities)return;const i=e.type,s=e.name||i,r=e.children,o=e.id,n={nodeId:`${this._id}-${o}`,objectId:o,title:t?s&&""!==s&&"Undefined"!==s&&"Default"!==s?s:i:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||s,type:i,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};if(t?t.children.push(n):this._rootNodes.push(n),this._objectNodes[n.objectId]=n,this._nodeNodes[n.nodeId]=n,r)for(let e=0,t=r.length;e<t;e++){const t=r[e];this._createContainmentNodes2(t,n)}}_doSortNodes(){for(let e=0,t=this._rootNodes.length;e<t;e++){const t=this._rootNodes[e];this._sortChildren(t)}}_sortChildren(e){const t=e.children;if(!t||0===t.length)return;const i=t[0];"storeys"===this._hierarchy&&"IfcBuildingStorey"===i.type?t.sort(this._getSpatialSortFunc()):t.sort(this._alphaSortFunc);for(let e=0,i=t.length;e<i;e++){const i=t[e];this._sortChildren(i)}}_getSpatialSortFunc(){const e=this.viewer,t=e.scene,i=t.camera,s=e.metaScene;return this._spatialSortFunc||(this._spatialSortFunc=(e,r)=>{e.aabb&&r.aabb||(e.aabb||(e.aabb=t.getAABB(s.getObjectIDsInSubtree(e.objectId))),r.aabb||(r.aabb=t.getAABB(s.getObjectIDsInSubtree(r.objectId))));let o=0;return o=i.xUp?0:i.yUp?1:2,e.aabb[o]>r.aabb[o]?-1:e.aabb[o]<r.aabb[o]?1:0})}_alphaSortFunc(e,t){const i=e.title.toUpperCase(),s=t.title.toUpperCase();return i<s?-1:i>s?1:0}_synchNodesToEntities(){const e=Object.keys(this.viewer.metaScene.metaObjects),t=this._viewer.metaScene.metaObjects,i=this._viewer.scene.objects;for(let s=0,r=e.length;s<r;s++){const r=e[s];if(t[r]){const e=this._objectNodes[r];if(e){const t=i[r];if(t){const i=t.visible;e.numEntities=1,e.xrayed=t.xrayed,i?(e.numVisibleEntities=1,e.checked=!0):(e.numVisibleEntities=0,e.checked=!1);let s=e.parent;for(;s;)s.numEntities++,i&&(s.numVisibleEntities++,s.checked=!0),s=s.parent}}}}}_withNodeTree(e,t){t(e);const i=e.children;if(i)for(let e=0,s=i.length;e<s;e++)this._withNodeTree(i[e],t)}_createTrees(){if(0===this._rootNodes.length)return;const e=this._rootNodes.map((e=>this._createNodeElement(e))),t=this._renderService.createRootNode();e.forEach((e=>{t.appendChild(e)})),this._containerElement.appendChild(t),this._rootElement=t}_createNodeElement(e){return this._renderService.createNodeElement(e,this._switchExpandHandler,this._checkboxChangeHandler,(t=>{this.fire("contextmenu",{event:t,viewer:this._viewer,treeViewPlugin:this,treeViewNode:e}),t.preventDefault()}),(t=>{this.fire("nodeTitleClicked",{event:t,viewer:this._viewer,treeViewPlugin:this,treeViewNode:e}),t.preventDefault()}))}_expandSwitchElement(e){if(this._renderService.isExpanded(e))return;const t=this._renderService.getId(e),i=this._nodeNodes[t].children.map((e=>this._createNodeElement(e)));this._renderService.addChildren(e,i),this._renderService.expand(e,this._switchExpandHandler,this._switchCollapseHandler)}_collapseNode(e){const t=this._renderService.getSwitchElement(e);this._collapseSwitchElement(t)}_collapseSwitchElement(e){this._renderService.collapse(e,this._switchExpandHandler,this._switchCollapseHandler)}},exports.UnsignedByteType=1009,exports.UnsignedInt248Type=1020,exports.UnsignedIntType=1014,exports.UnsignedShort4444Type=1017,exports.UnsignedShort5551Type=1018,exports.UnsignedShortType=1012,exports.VBOGeometry=Us,exports.ViewCullPlugin=class extends V{constructor(e,t={}){super("ViewCull",e),this._objectCullStates=function(e){const t=e.id;let i=Lw[t];return i||(i=new Rw(e),Lw[t]=i,e.on("destroyed",(()=>{delete Lw[t],i._destroy()}))),i}(e.scene),this._maxTreeDepth=t.maxTreeDepth||8,this._modelInfos={},this._frustum=new U,this._kdRoot=null,this._frustumDirty=!1,this._kdTreeDirty=!1,this._onViewMatrix=e.scene.camera.on("viewMatrix",(()=>{this._frustumDirty=!0})),this._onProjMatrix=e.scene.camera.on("projMatMatrix",(()=>{this._frustumDirty=!0})),this._onModelLoaded=e.scene.on("modelLoaded",(e=>{const t=this.viewer.scene.models[e];t&&this._addModel(t)})),this._onSceneTick=e.scene.on("tick",(()=>{this._doCull()}))}set enabled(e){this._enabled=e}get enabled(){return this._enabled}_addModel(e){const t={model:e,onDestroyed:e.on("destroyed",(()=>{this._removeModel(e)}))};this._modelInfos[e.id]=t,this._kdTreeDirty=!0}_removeModel(e){const t=this._modelInfos[e.id];t&&(t.model.off(t.onDestroyed),delete this._modelInfos[e.id],this._kdTreeDirty=!0)}_doCull(){const e=this._frustumDirty||this._kdTreeDirty;if(this._frustumDirty&&this._buildFrustum(),this._kdTreeDirty&&this._buildKDTree(),e){const e=this._kdRoot;e&&this._visitKDNode(e)}}_buildFrustum(){const e=this.viewer.scene.camera;O(this._frustum,e.viewMatrix,e.projMatrix),this._frustumDirty=!1}_buildKDTree(){const e=this.viewer.scene;this._kdRoot,this._kdRoot={aabb:e.getAABB(),intersection:U.INTERSECT};for(let e=0,t=this._objectCullStates.numObjects;e<t;e++){const t=this._objectCullStates.objects[e];this._insertEntityIntoKDTree(this._kdRoot,t,e,1)}this._kdTreeDirty=!1}_insertEntityIntoKDTree(e,t,i,s){const r=t.aabb;if(s>=this._maxTreeDepth)return e.objects=e.objects||[],e.objects.push(i),void c.expandAABB3(e.aabb,r);if(e.left&&c.containsAABB3(e.left.aabb,r))return void this._insertEntityIntoKDTree(e.left,t,i,s+1);if(e.right&&c.containsAABB3(e.right.aabb,r))return void this._insertEntityIntoKDTree(e.right,t,i,s+1);const o=e.aabb;Uw[0]=o[3]-o[0],Uw[1]=o[4]-o[1],Uw[2]=o[5]-o[2];let n=0;if(Uw[1]>Uw[n]&&(n=1),Uw[2]>Uw[n]&&(n=2),!e.left){const a=o.slice();if(a[n+3]=(o[n]+o[n+3])/2,e.left={aabb:a,intersection:U.INTERSECT},c.containsAABB3(a,r))return void this._insertEntityIntoKDTree(e.left,t,i,s+1)}if(!e.right){const a=o.slice();if(a[n]=(o[n]+o[n+3])/2,e.right={aabb:a,intersection:U.INTERSECT},c.containsAABB3(a,r))return void this._insertEntityIntoKDTree(e.right,t,i,s+1)}e.objects=e.objects||[],e.objects.push(i),c.expandAABB3(e.aabb,r)}_visitKDNode(e,t=U.INTERSECT){if(t!==U.INTERSECT&&e.intersects===t)return;t===U.INTERSECT&&(t=k(this._frustum,e.aabb),e.intersects=t);const i=t===U.OUTSIDE,s=e.objects;if(s&&s.length>0)for(let e=0,t=s.length;e<t;e++){const t=s[e];this._objectCullStates.setObjectViewCulled(t,i)}e.left&&this._visitKDNode(e.left,t),e.right&&this._visitKDNode(e.right,t)}send(e,t){}destroy(){super.destroy(),this._clear();const e=this.viewer.scene,t=e.camera;e.off(this._onModelLoaded),e.off(this._onSceneTick),t.off(this._onViewMatrix),t.off(this._onProjMatrix)}_clear(){for(let e in this._modelInfos){const t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._kdRoot=null,this._kdTreeDirty=!0}},exports.Viewer=class{constructor(e){this.language="en",this.localeService=e.localeService||new Th,this.scene=new hi(this,{canvasId:e.canvasId,canvasElement:e.canvasElement,keyboardEventsElement:e.keyboardEventsElement,contextAttr:{preserveDrawingBuffer:!1!==e.preserveDrawingBuffer,premultipliedAlpha:!!e.premultipliedAlpha,antialias:!1!==e.antialias},spinnerElementId:e.spinnerElementId,transparent:!1!==e.transparent,gammaInput:!0,gammaOutput:!1,backgroundColor:e.backgroundColor,backgroundColorFromAmbientLight:e.backgroundColorFromAmbientLight,ticksPerRender:1,ticksPerOcclusionTest:20,units:e.units,scale:e.scale,origin:e.origin,saoEnabled:e.saoEnabled,alphaDepthMask:!1!==e.alphaDepthMask,entityOffsetsEnabled:!!e.entityOffsetsEnabled,readableGeometryEnabled:!!e.readableGeometryEnabled,logarithmicDepthBufferEnabled:!!e.logarithmicDepthBufferEnabled,pbrEnabled:!!e.pbrEnabled,colorTextureEnabled:!1!==e.colorTextureEnabled,dtxEnabled:!!e.dtxEnabled,markerZOffset:e.markerZOffset,numCachedSectionPlanes:e.numCachedSectionPlanes}),this.metaScene=new Wc(this,this.scene),this.id=e.id||this.scene.id,this.camera=this.scene.camera,this.cameraFlight=new Gh(this.scene,{duration:.5}),this.cameraControl=new Vc(this.scene,{doublePickFlyTo:!0}),this._plugins=[],this._eventSubs={}}get capabilities(){return this.scene.capabilities}on(e,t){let i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}fire(e,t){const i=this._eventSubs[e];if(i)for(let e=0,s=i.length;e<s;e++)i[e](t)}off(e){}log(e){console.log(`[xeokit viewer ${this.id}]: ${e}`)}error(e){console.error(`[xeokit viewer ${this.id}]: ${e}`)}addPlugin(e){this._plugins.push(e)}removePlugin(e){for(let t=0,i=this._plugins.length;t<i;t++){const i=this._plugins[t];if(i===e)return i.clear&&i.clear(),void this._plugins.splice(t,1)}}sendToPlugins(e,t){for(let i=0,s=this._plugins.length;i<s;i++){const s=this._plugins[i];s.send&&s.send(e,t)}}clear(){throw'Viewer#clear() no longer implemented - use \'#sendToPlugins("clear") instead'}resetView(){throw"Viewer#resetView() no longer implemented - use CameraMemento & ObjectsMemento classes instead"}beginSnapshot(){this._snapshotBegun||(this.scene._renderer.beginSnapshot(),this._snapshotBegun=!0)}getSnapshot(e={}){const t=!this._snapshotBegun,i=void 0!==e.width&&void 0!==e.height,s=this.scene.canvas.canvas,r=s.clientWidth,o=s.clientHeight,n=e.width?Math.floor(e.width):s.width,a=e.height?Math.floor(e.height):s.height;i&&(s.width=n,s.height=a),this._snapshotBegun||this.beginSnapshot({width:n,height:a}),e.includeGizmos||this.sendToPlugins("snapshotStarting");const l={};for(let e=0,t=this._plugins.length;e<t;e++){const t=this._plugins[e];if(t.getContainerElement){const e=t.getContainerElement();e!==document.body&&(l[e.id]||(l[e.id]=!0,j_(e).then((function(e){document.body.appendChild(e)}))))}}this.scene.fire("rendering",{},!0),this.scene._renderer.renderSnapshot();const A=this.scene._renderer.readSnapshot(e);return i&&(s.width=r,s.height=o,this.scene.glRedraw()),e.includeGizmos||this.sendToPlugins("snapshotFinished"),t&&this.endSnapshot(),A}async getSnapshotWithPlugins(e={}){const t=!this._snapshotBegun,i=void 0!==e.width&&void 0!==e.height,s=this.scene.canvas.canvas,r=s.clientWidth,o=s.clientHeight,n=e.width?Math.floor(e.width):s.width,a=e.height?Math.floor(e.height):s.height;i&&(s.width=n,s.height=a),this._snapshotBegun||this.beginSnapshot(),e.includeGizmos||this.sendToPlugins("snapshotStarting"),this.scene._renderer.renderSnapshot();const l=this.scene._renderer.readSnapshotAsCanvas();i&&(s.width=r,s.height=o,this.scene.glRedraw());const A={},h=[];for(let e=0,t=this._plugins.length;e<t;e++){const t=this._plugins[e];if(t.getContainerElement){const e=t.getContainerElement();e!==document.body&&(A[e.id]||(A[e.id]=!0,h.push(e)))}}for(let e=0,t=h.length;e<t;e++){const t=h[e],i=0==e?l.width/t.clientWidth:1,r=c.vec2([0,0]);ue(s,t,r),await j_(t,{canvas:l,backgroundColor:null,x:r[0],y:r[1],scale:i})}e.includeGizmos||this.sendToPlugins("snapshotFinished"),t&&this.endSnapshot();let u=e.format||"png";return"jpeg"!==u&&"png"!==u&&"bmp"!==u&&(console.error("Unsupported image format: '"+u+"' - supported types are 'jpeg', 'bmp' and 'png' - defaulting to 'png'"),u="png"),e.includeGizmos||this.sendToPlugins("snapshotFinished"),t&&this.endSnapshot(),l.toDataURL(`image/${u}`)}endSnapshot(){this._snapshotBegun&&(this.scene._renderer.endSnapshot(),this.scene._renderer.render({force:!0}),this._snapshotBegun=!1)}destroy(){const e=this._plugins.slice();for(let t=0,i=e.length;t<i;t++){e[t].destroy()}this.scene.destroy()}},exports.WebIFCLoaderPlugin=class extends V{constructor(e,t={}){if(super("ifcLoader",e,t),this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults,this.includeTypes=t.includeTypes,this.excludeTypes=t.excludeTypes,this.excludeUnclassifiedObjects=t.excludeUnclassifiedObjects,!t.WebIFC)throw"Parameter expected: WebIFC";if(!t.IfcAPI)throw"Parameter expected: IfcAPI";this._webIFC=t.WebIFC,this._ifcAPI=t.IfcAPI}get supportedVersions(){return["2x3","4"]}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new GP}get objectDefaults(){return this._objectDefaults}set objectDefaults(e){this._objectDefaults=e||KB}get includeTypes(){return this._includeTypes}set includeTypes(e){this._includeTypes=e}get excludeTypes(){return this._excludeTypes}set excludeTypes(e){this._excludeTypes=e}get excludeUnclassifiedObjects(){return this._excludeUnclassifiedObjects}set excludeUnclassifiedObjects(e){this._excludeUnclassifiedObjects=!!e}get globalizeObjectIds(){return this._globalizeObjectIds}set globalizeObjectIds(e){this._globalizeObjectIds=!!e}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new ph(this.viewer.scene,_.apply(e,{isModel:!0}));if(!e.src&&!e.ifc)return this.error("load() param expected: src or IFC"),t;const i={autoNormals:!0};if(!1!==e.loadMetadata){const t=e.includeTypes||this._includeTypes,s=e.excludeTypes||this._excludeTypes,r=e.objectDefaults||this._objectDefaults;if(t){i.includeTypesMap={};for(let e=0,s=t.length;e<s;e++)i.includeTypesMap[t[e]]=!0}if(s){i.excludeTypesMap={};for(let e=0,t=s.length;e<t;e++)i.excludeTypesMap[s[e]]=!0}r&&(i.objectDefaults=r),i.excludeUnclassifiedObjects=void 0!==e.excludeUnclassifiedObjects?!!e.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects,i.globalizeObjectIds=void 0!==e.globalizeObjectIds?!!e.globalizeObjectIds:this._globalizeObjectIds}try{e.src?this._loadModel(e.src,e,i,t):this._parseModel(e.ifc,e,i,t)}catch(e){this.error(e),t.fire("error",e)}return t}_loadModel(e,t,i,s){const r=this.viewer.scene.canvas.spinner;r.processes++,this._dataSource.getIFC(t.src,(e=>{this._parseModel(e,t,i,s),r.processes--}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}_parseModel(e,t,i,s){if(s.destroyed)return;const r=t.stats||{};if(r.sourceFormat="IFC",r.schemaVersion="",r.title="",r.author="",r.created="",r.numMetaObjects=0,r.numPropertySets=0,r.numObjects=0,r.numGeometries=0,r.numTriangles=0,r.numVertices=0,!this._ifcAPI)throw"WebIFCLoaderPlugin has no WebIFC instance configured - please inject via WebIFCLoaderPlugin constructor";const o=new Uint8Array(e),n=this._ifcAPI.OpenModel(o),a=this._ifcAPI.GetModelSchema(n),l=this._ifcAPI.GetLineIDsWithType(n,this._webIFC.IFCPROJECT).get(0),A=!1!==t.loadMetadata,h={modelID:n,modelSchema:a,sceneModel:s,loadMetadata:A,metadata:A?{id:"",projectId:""+l,author:"",createdAt:"",schema:"",creatingApplication:"",metaObjects:[],propertySets:[]}:null,metaObjects:{},options:i,log:function(e){},nextId:0,stats:r};if(A){if(i.includeTypes){h.includeTypes={};for(let e=0,t=i.includeTypes.length;e<t;e++)h.includeTypes[i.includeTypes[e]]=!0}if(i.excludeTypes){h.excludeTypes={};for(let e=0,t=i.excludeTypes.length;e<t;e++)h.excludeTypes[i.excludeTypes[e]]=!0}this._parseMetaObjects(h),this._parsePropertySets(h)}if(this._parseGeometry(h),s.finalize(),A){const e=s.id;this.viewer.metaScene.createMetaModel(e,h.metadata,i)}s.scene.once("tick",(()=>{s.destroyed||(s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1))}))}_parseMetaObjects(e){const t=this._ifcAPI.GetLineIDsWithType(e.modelID,this._webIFC.IFCPROJECT).get(0),i=this._ifcAPI.GetLine(e.modelID,t);this._parseSpatialChildren(e,i)}_parseSpatialChildren(e,t,i){const s=this._ifcAPI.GetNameFromTypeCode(t.type);if(e.includeTypes&&!e.includeTypes[s])return;if(e.excludeTypes&&e.excludeTypes[s])return;this._createMetaObject(e,t,i);const r=t.GlobalId.value;this._parseRelatedItemsOfType(e,t.expressID,"RelatingObject","RelatedObjects",this._webIFC.IFCRELAGGREGATES,r),this._parseRelatedItemsOfType(e,t.expressID,"RelatingStructure","RelatedElements",this._webIFC.IFCRELCONTAINEDINSPATIALSTRUCTURE,r)}_createMetaObject(e,t,i){const s=t.GlobalId.value,r=this._ifcAPI.GetNameFromTypeCode(t.type),o={id:s,name:t.Name&&""!==t.Name.value?t.Name.value:r,type:r,parent:i};e.metadata.metaObjects.push(o),e.metaObjects[s]=o,e.stats.numMetaObjects++}_parseRelatedItemsOfType(e,t,i,s,r,o){const n=this._ifcAPI.GetLineIDsWithType(e.modelID,r);for(let r=0;r<n.size();r++){const a=n.get(r),l=this._ifcAPI.GetLine(e.modelID,a),A=l[i];let h=!1;if(Array.isArray(A)){h=A.map((e=>e.value)).includes(t)}else h=A.value===t;if(h){const t=l[s];if(Array.isArray(t))t.forEach((t=>{const i=this._ifcAPI.GetLine(e.modelID,t.value);this._parseSpatialChildren(e,i,o)}));else{const i=this._ifcAPI.GetLine(e.modelID,t.value);this._parseSpatialChildren(e,i,o)}}}}_parsePropertySets(e){const t=this._ifcAPI.GetLineIDsWithType(e.modelID,this._webIFC.IFCRELDEFINESBYPROPERTIES);for(let i=0;i<t.size();i++){let s=t.get(i),r=this._ifcAPI.GetLine(e.modelID,s,!0);if(r){const t=r.RelatingPropertyDefinition;if(!t)continue;const i=t.GlobalId.value,s=t.HasProperties;if(s&&s.length>0){const o="Default",n=t.Name.value,a=[];for(let e=0,t=s.length;e<t;e++){const t=s[e],i=t.Name,r=t.NominalValue;if(i&&r){const e={name:i.value,type:r.type,value:r.value,valueType:r.valueType};t.Description?e.description=t.Description.value:r.description&&(e.description=r.description),a.push(e)}}const l={id:i,type:o,name:n,properties:a};e.metadata.propertySets.push(l),e.stats.numPropertySets++;const A=r.RelatedObjects;if(!A||0===A.length)return;for(let t=0,s=A.length;t<s;t++){const s=A[t].GlobalId.value,r=e.metaObjects[s];r&&(r.propertySetIds||(r.propertySetIds=[]),r.propertySetIds.push(i))}}}}}_parseGeometry(e){this._ifcAPI.StreamAllMeshes(e.modelID,(t=>{const i=t.expressID,s=t.geometries,r=[],o=this._ifcAPI.GetLine(e.modelID,i).GlobalId.value;if(e.loadMetadata){const t=o,i=e.metaObjects[t];if(e.includeTypes&&(!i||!e.includeTypes[i.type]))return;if(e.excludeTypes&&(!i||e.excludeTypes[i.type]))return}const n=c.mat4(),a=c.vec3();for(let t=0,i=s.size();t<i;t++){const i=s.get(t),o=this._ifcAPI.GetGeometry(e.modelID,i.geometryExpressID),l=this._ifcAPI.GetVertexArray(o.GetVertexData(),o.GetVertexDataSize()),A=this._ifcAPI.GetIndexArray(o.GetIndexData(),o.GetIndexDataSize()),h=new Float64Array(l.length/2),u=new Float32Array(l.length/2);for(let e=0,t=0,i=l.length/6;e<i;e++,t+=3)h[t+0]=l[6*e+0],h[t+1]=l[6*e+1],h[t+2]=l[6*e+2];n.set(i.flatTransformation),c.transformPositions3(n,h);const d=X(h,h,a);if(!e.options.autoNormals)for(let e=0,t=0,i=l.length/6;e<i;e++,t+=3)u[t+0]=l[6*e+3],u[t+1]=l[6*e+4],u[t+2]=l[6*e+5];e.stats.numGeometries++,e.stats.numVertices+=h.length/3,e.stats.numTriangles+=A.length/3;const p="mesh"+e.nextId++;e.sceneModel.createMesh({id:p,primitive:"triangles",origin:d?a:null,positions:h,normals:e.options.autoNormals?null:u,indices:A,color:[i.color.x,i.color.y,i.color.z],opacity:i.color.w}),r.push(p)}const l=e.options.globalizeObjectIds?c.globalizeObjectId(e.sceneModel.id,o):o;e.sceneModel.createEntity({id:l,meshIds:r,isObject:!0}),e.stats.numObjects++}))}},exports.WorkerPool=kA,exports.XKTDefaultDataSource=Ow,exports.XKTLoaderPlugin=class extends V{constructor(e,t={}){super("XKTLoader",e,t),this._maxGeometryBatchSize=t.maxGeometryBatchSize,this.textureTranscoder=t.textureTranscoder,this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults,this.includeTypes=t.includeTypes,this.excludeTypes=t.excludeTypes,this.excludeUnclassifiedObjects=t.excludeUnclassifiedObjects,this.reuseGeometries=t.reuseGeometries}get supportedVersions(){return Object.keys(FP)}get textureTranscoder(){return this._textureTranscoder}set textureTranscoder(e){this._textureTranscoder=e}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new Ow}get objectDefaults(){return this._objectDefaults}set objectDefaults(e){this._objectDefaults=e||KB}get includeTypes(){return this._includeTypes}set includeTypes(e){this._includeTypes=e}get excludeTypes(){return this._excludeTypes}set excludeTypes(e){this._excludeTypes=e}get excludeUnclassifiedObjects(){return this._excludeUnclassifiedObjects}set excludeUnclassifiedObjects(e){this._excludeUnclassifiedObjects=!!e}get globalizeObjectIds(){return this._globalizeObjectIds}set globalizeObjectIds(e){this._globalizeObjectIds=!!e}get reuseGeometries(){return this._reuseGeometries}set reuseGeometries(e){this._reuseGeometries=!1!==e}load(e={}){if(e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id),!(e.src||e.xkt||e.manifestSrc||e.manifest))throw new Error("XKTLoaderPlugin: load() param expected: src, xkt, manifestSrc or manifestData");const t={},i=e.includeTypes||this._includeTypes,s=e.excludeTypes||this._excludeTypes,r=e.objectDefaults||this._objectDefaults;if(t.reuseGeometries=null!==e.reuseGeometries&&void 0!==e.reuseGeometries?e.reuseGeometries:!1!==this._reuseGeometries,i){t.includeTypesMap={};for(let e=0,s=i.length;e<s;e++)t.includeTypesMap[i[e]]=!0}if(s){t.excludeTypesMap={};for(let e=0,i=s.length;e<i;e++)t.excludeTypesMap[s[e]]=!0}r&&(t.objectDefaults=r),t.excludeUnclassifiedObjects=void 0!==e.excludeUnclassifiedObjects?!!e.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects,t.globalizeObjectIds=void 0!==e.globalizeObjectIds&&null!==e.globalizeObjectIds?!!e.globalizeObjectIds:this._globalizeObjectIds;const o=new ph(this.viewer.scene,_.apply(e,{isModel:!0,textureTranscoder:this._textureTranscoder,maxGeometryBatchSize:this._maxGeometryBatchSize,origin:e.origin,disableVertexWelding:e.disableVertexWelding||!1,disableIndexRebucketing:e.disableIndexRebucketing||!1,dtxEnabled:e.dtxEnabled,renderOrder:e.renderOrder})),n=o.id,a=new zc({metaScene:this.viewer.metaScene,id:n});this.viewer.scene.canvas.spinner.processes++;const l=()=>{o.destroyed||(o.finalize(),a.finalize(),this.viewer.scene.canvas.spinner.processes--,o.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(a.id)})),this.scheduleTask((()=>{o.destroyed||(o.scene.fire("modelLoaded",o.id),o.fire("loaded",!0,!1))})))},A=e=>{this.viewer.scene.canvas.spinner.processes--,this.error(e),o.fire("error",e)};let h=0;const c={getNextId:()=>`${n}.${h++}`};if(e.metaModelSrc||e.metaModelData)if(e.metaModelSrc){const r=e.metaModelSrc;this._dataSource.getMetaModel(r,(r=>{o.destroyed||(a.loadData(r,{includeTypes:i,excludeTypes:s,globalizeObjectIds:t.globalizeObjectIds}),e.src?this._loadModel(e.src,t,o,null,c,l,A):(this._parseModel(e.xkt,t,o,null,c),l()))}),(e=>{A(`load(): Failed to load model metadata for model '${n} from  '${r}' - ${e}`)}))}else e.metaModelData&&(a.loadData(e.metaModelData,{includeTypes:i,excludeTypes:s,globalizeObjectIds:t.globalizeObjectIds}),e.src?this._loadModel(e.src,t,o,null,c,l,A):(this._parseModel(e.xkt,t,o,null,c),l()));else if(e.src)this._loadModel(e.src,t,o,a,c,l,A);else if(e.xkt)this._parseModel(e.xkt,t,o,a,c),l();else if(e.manifestSrc||e.manifest){const r=e.manifestSrc?function(e){const t=e.split("/");return t.pop(),t.join("/")+"/"}(e.manifestSrc):"",n=(e,n,l)=>{let A=0;const h=()=>{o.destroyed||A>=e.length?n():this._dataSource.getMetaModel(`${r}${e[A]}`,(e=>{a.loadData(e,{includeTypes:i,excludeTypes:s,globalizeObjectIds:t.globalizeObjectIds}),A++,this.scheduleTask(h,200)}),l)};h()},h=(e,i,s)=>{let n=0;const a=()=>{o.destroyed||n>=e.length?i():this._dataSource.getXKT(`${r}${e[n]}`,(e=>{this._parseModel(e,t,o,null,c),o.preFinalize(),n++,this.scheduleTask(a,200)}),s)};a()},u=(e,i,s)=>{let n=0;const l=()=>{o.destroyed||n>=e.length?i():this._dataSource.getXKT(`${r}${e[n]}`,(e=>{this._parseModel(e,t,o,a,c),o.preFinalize(),n++,this.scheduleTask(l,200)}),s)};l()};if(e.manifest){const t=e.manifest,i=t.xktFiles;if(!i||0===i.length)return void A("load(): Failed to load model manifest - manifest not valid");const s=t.metaModelFiles;s?n(s,(()=>{h(i,l,A)}),A):u(i,l,A)}else this._dataSource.getManifest(e.manifestSrc,(e=>{if(o.destroyed)return;const t=e.xktFiles;if(!t||0===t.length)return void A("load(): Failed to load model manifest - manifest not valid");const i=e.metaModelFiles;i?n(i,(()=>{h(t,l,A)}),A):u(t,l,A)}),A)}return o}_loadModel(e,t,i,s,r,o,n){this._dataSource.getXKT(e,(e=>{this._parseModel(e,t,i,s,r),i.preFinalize(),o()}),n)}async _parseModel(e,t,i,s,r){if(i.destroyed)return;const o=new DataView(e),n=new Uint8Array(e),a=o.getUint32(0,!0),l=FP[a];if(!l)return void this.error("Unsupported .XKT file version: "+a+" - this XKTLoaderPlugin supports versions "+Object.keys(FP));if(l.parseArrayBuffer)return void l.parseArrayBuffer(this.viewer,t,e,i,s,r);const A=o.getUint32(4,!0),h=[];let c=4*(A+2);for(let e=0;e<A;e++){const t=o.getUint32(4*(e+2),!0);h.push(n.subarray(c,c+t)),c+=t}l.parse(this.viewer,t,h,i,s,r)}},exports.XML3DLoaderPlugin=class extends V{constructor(e,t={}){super("XML3DLoader",e,t),t.workerScriptsPath?(this._workerScriptsPath=t.workerScriptsPath,this._loader=new TP(this,t),this.supportedSchemas=this._loader.supportedSchemas):this.error("Config expected: workerScriptsPath")}load(e={}){e.workerScriptsPath=this._workerScriptsPath,e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new ms(this.viewer.scene,_.apply(e,{isModel:!0})),i=e.src;return i?(this._loader.load(this,t,i,e),t):(this.error("load() param expected: src"),t)}},exports.ZoneEditControl=QC,exports.ZoneEditMouseControl=class extends QC{constructor(e,t){super(e,t,!0,!1)}},exports.ZoneEditTouchControl=class extends QC{constructor(e,t){super(e,t,!1,!0)}},exports.ZoneTranslateControl=VC,exports.ZoneTranslateMouseControl=class extends VC{constructor(e,t){super(e,t,!0,!1)}},exports.ZoneTranslateTouchControl=class extends VC{constructor(e,t){super(e,t,!1,!0)}},exports.ZonesMouseControl=class extends kC{constructor(e,t={}){super(e,t,((e,t)=>LC(e,t)))}},exports.ZonesPlugin=class extends V{constructor(e,t={}){super("Zones",e),this._pointerLens=t.pointerLens,this._container=t.container||document.body,this._zones=[],this.defaultColor=void 0!==t.defaultColor?t.defaultColor:"#00BBFF",this.zIndex=t.zIndex||1e4,this._onMouseOver=(e,t)=>{this.fire("mouseOver",{plugin:this,zone:t,event:e})},this._onMouseLeave=(e,t)=>{this.fire("mouseLeave",{plugin:this,zone:t,event:e})},this._onContextMenu=(e,t)=>{this.fire("contextMenu",{plugin:this,zone:t,event:e})}}createZone(e={}){this.viewer.scene.components[e.id]&&(this.error("Viewer scene component with this ID already exists: "+e.id),delete e.id);const t=new OC(this,{id:e.id,plugin:this,container:this._container,geometry:e.geometry,alpha:e.alpha,color:e.color,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._zones.push(t),t.on("destroyed",(()=>{const e=this._zones.indexOf(t);e>=0&&this._zones.splice(e,1)})),this.fire("zoneCreated",t),t}get zones(){return this._zones}destroy(){super.destroy()}},exports.ZonesPolysurfaceMouseControl=class extends D{constructor(e,t={}){super(e.viewer.scene),this.zonesPlugin=e,this.pointerLens=t.pointerLens,this._action=null}get active(){return!!this._action}activate(e,t,i,s){if("object"==typeof e&&null!==e){const r=e,o=(e,t)=>{if(e in r)return r[e];if(void 0!==t)return t;throw"config missing: "+e};e=o("altitude"),t=o("height"),i=o("color","#008000"),s=o("alpha",.5)}if(this._action)return;const r=this.zonesPlugin,o=r.viewer,n=o.scene,a=this,l=LC(o,(function(t,i){return UC(e,c.vec3([0,1,0]),t,i)}));!function o(){a._action=NC(n,e,t,i,s,a.pointerLens,r,l,(e=>{let t=!0;a._action={deactivate:()=>{t=!1}},a.fire("zoneEnd",e),t&&o()}))}()}deactivate(){this._action&&(this._action.deactivate(),this._action=null)}destroy(){this.deactivate(),super.destroy()}},exports.ZonesPolysurfaceTouchControl=class extends D{constructor(e,t={}){super(e.viewer.scene),this.zonesPlugin=e,this.pointerLens=t.pointerLens,this.pointerCircle=new Q(e.viewer),this._action=null}get active(){return!!this._action}activate(e,t,i,s){if("object"==typeof e&&null!==e){const r=e,o=(e,t)=>{if(e in r)return r[e];if(void 0!==t)return t;throw"config missing: "+e};e=o("altitude"),t=o("height"),i=o("color","#008000"),s=o("alpha",.5)}if(this._action)return;const r=this.zonesPlugin,o=r.viewer,n=o.scene,a=this,l=ge(o,this.pointerCircle,(function(t,i){return UC(e,c.vec3([0,1,0]),t,i)}));!function o(){a._action=NC(n,e,t,i,s,a.pointerLens,r,l,(e=>{let t=!0;a._action={deactivate:()=>{t=!1}},a.fire("zoneEnd",e),t&&o()}))}()}deactivate(){this._action&&(this._action.deactivate(),this._action=null)}destroy(){this.deactivate(),super.destroy()}},exports.ZonesTouchControl=class extends kC{constructor(e,t={}){const i=new Q(e.viewer);super(e,t,((e,t)=>ge(e,i,t))),this.pointerCircle=i}destroy(){this.pointerCircle.destroy(),super.destroy()}},exports.activateDraggableDot=pe,exports.activateDraggableDots=fe,exports.buildBoxGeometry=Wt,exports.buildBoxLinesGeometry=ks,exports.buildBoxLinesGeometryFromAABB=function(e={}){return ks({id:e.id,center:[(e.aabb[0]+e.aabb[3])/2,(e.aabb[1]+e.aabb[4])/2,(e.aabb[2]+e.aabb[5])/2],xSize:Math.abs(e.aabb[3]-e.aabb[0])/2,ySize:Math.abs(e.aabb[4]-e.aabb[1])/2,zSize:Math.abs(e.aabb[5]-e.aabb[2])/2})},exports.buildCylinderGeometry=ss,exports.buildGridGeometry=Ns,exports.buildLineGeometry=function(e={}){if(3!==e.startPoint.length)throw"Start point should contain 3 elements in array: x, y and z";if(3!==e.endPoint.length)throw"End point should contain 3 elements in array: x, y and z";let t=[],i=[],s=e.startPoint[0],r=e.startPoint[1],o=e.startPoint[2],n=e.endPoint[0],a=e.endPoint[1],l=e.endPoint[2],A=Math.sqrt((n-s)**2+(a-r)**2+(l-o)**2),h=[(n-s)/A,(a-r)/A,(l-o)/A];if(e.pattern){let c=e.pattern.length,u=!1,d=0,p=0,f=0,g=[s,r,o],m=e.pattern[p];for(i.push(g[0],g[1],g[2]);m<=A-d;){let s=[h[0]*m,h[1]*m,h[2]*m],r=[g[0]+s[0],g[1]+s[1],g[2]+s[2]];i.push(r[0],r[1],r[2]),u||(t.push(f),t.push(f+1)),u=!u,f+=1,g=r,p+=1,p>=c&&(p=0),d+=m,m=e.pattern[p]}e.extendToEnd&&(i.push(n,a,l),t.push(t.length-2),t.push(t.length-1))}else t.push(0),t.push(1),i.push(s,r,o,n,a,l);return _.apply(e,{primitive:"lines",positions:i,indices:t})},exports.buildPlaneGeometry=Qs,exports.buildPolylineGeometry=Hs,exports.buildPolylineGeometryFromCurve=function(e={}){let t=e.curve.getPoints(e.divisions).map((e=>[...e])).flat();return Hs({id:e.id,points:t})},exports.buildSphereGeometry=rs,exports.buildTorusGeometry=Vs,exports.buildVectorTextGeometry=ns,exports.createRTCViewMat=W,exports.frustumIntersectsAABB3=k,exports.getKTX2TextureTranscoder=HA,exports.getPlaneRTCPos=J,exports.isTriangleMeshSolid=Gs,exports.load3DSGeometry=function(e,t={}){return new Promise((function(i,s){t.src||(console.error("load3DSGeometry: Parameter expected: src"),s());var r=e.canvas.spinner;r.processes++,_.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("load3DSGeometry: no data loaded"),r.processes--,s());var o=Os.parse.from3DS(e).edit.objects[0].mesh,n=o.vertices,a=o.uvt,l=o.indices;r.processes--,i(_.apply(t,{primitive:"triangles",positions:n,normals:null,uv:a,indices:l}))}),(function(e){console.error("load3DSGeometry: "+e),r.processes--,s()}))}))},exports.loadOBJGeometry=function(e,t={}){return new Promise((function(i,s){t.src||(console.error("loadOBJGeometry: Parameter expected: src"),s());var r=e.canvas.spinner;r.processes++,_.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("loadOBJGeometry: no data loaded"),r.processes--,s());for(var o=Os.parse.fromOBJ(e),n=Os.edit.unwrap(o.i_verts,o.c_verts,3),a=Os.edit.unwrap(o.i_norms,o.c_norms,3),l=Os.edit.unwrap(o.i_uvt,o.c_uvt,2),A=new Int32Array(o.i_verts.length),h=0;h<o.i_verts.length;h++)A[h]=h;r.processes--,i(_.apply(t,{primitive:"triangles",positions:n,normals:a.length>0?a:null,autoNormals:0===a.length,uv:l,indices:A}))}),(function(e){console.error("loadOBJGeometry: "+e),r.processes--,s()}))}))},exports.math=c,exports.meshSurfaceArea=sr,exports.meshVolume=Js,exports.rtcToWorldPos=function(e,t,i){return i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i},exports.sRGBEncoding=3001,exports.setFrustum=O,exports.stats=p,exports.touchPointSelector=ge,exports.transformToNode=ue,exports.utils=_,exports.worldToRTCPos=K,exports.worldToRTCPositions=X;
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h=A.length?parseInt(su.apply(void 0,A),10):0;return i*(r+a*Math.pow(10,-n))*Math.pow(10,l*h)},Ad={type:2},hd={type:3},cd={type:4},ud={type:13},dd={type:8},pd={type:21},fd={type:9},gd={type:10},md={type:11},_d={type:12},vd={type:14},bd={type:23},yd={type:1},xd={type:25},Bd={type:24},wd={type:26},Pd={type:27},Cd={type:28},Md={type:29},Ed={type:31},Fd={type:32},Id=function(){function e(){this._value=[]}return e.prototype.write=function(e){this._value=this._value.concat(iu(e))},e.prototype.read=function(){for(var e=[],t=this.consumeToken();t!==Fd;)e.push(t),t=this.consumeToken();return e},e.prototype.consumeToken=function(){var e=this.consumeCodePoint();switch(e){case 34:return this.consumeStringToken(34);case 35:var t=this.peekCodePoint(0),i=this.peekCodePoint(1),s=this.peekCodePoint(2);if(sd(t)||od(i,s)){var r=nd(t,i,s)?2:1;return{type:5,value:this.consumeName(),flags:r}}break;case 36:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),ud;break;case 39:return this.consumeStringToken(39);case 40:return Ad;case 41:return hd;case 42:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),vd;break;case 43:if(ad(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 44:return cd;case 45:var o=e,n=this.peekCodePoint(0),a=this.peekCodePoint(1);if(ad(o,n,a))return this.reconsumeCodePoint(e),this.consumeNumericToken();if(nd(o,n,a))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();if(45===n&&62===a)return this.consumeCodePoint(),this.consumeCodePoint(),Bd;break;case 46:if(ad(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 47:if(42===this.peekCodePoint(0))for(this.consumeCodePoint();;){var l=this.consumeCodePoint();if(42===l&&47===(l=this.consumeCodePoint()))return this.consumeToken();if(-1===l)return this.consumeToken()}break;case 58:return wd;case 59:return Pd;case 60:if(33===this.peekCodePoint(0)&&45===this.peekCodePoint(1)&&45===this.peekCodePoint(2))return this.consumeCodePoint(),this.consumeCodePoint(),xd;break;case 64:var A=this.peekCodePoint(0),h=this.peekCodePoint(1),c=this.peekCodePoint(2);if(nd(A,h,c))return{type:7,value:this.consumeName()};break;case 91:return Cd;case 92:if(od(e,this.peekCodePoint(0)))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();break;case 93:return Md;case 61:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),dd;break;case 123:return md;case 125:return _d;case 117:case 85:var u=this.peekCodePoint(0),d=this.peekCodePoint(1);return 43!==u||!ed(d)&&63!==d||(this.consumeCodePoint(),this.consumeUnicodeRangeToken()),this.reconsumeCodePoint(e),this.consumeIdentLikeToken();case 124:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),fd;if(124===this.peekCodePoint(0))return this.consumeCodePoint(),pd;break;case 126:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),gd;break;case-1:return Fd}return td(e)?(this.consumeWhiteSpace(),Ed):$u(e)?(this.reconsumeCodePoint(e),this.consumeNumericToken()):id(e)?(this.reconsumeCodePoint(e),this.consumeIdentLikeToken()):{type:6,value:su(e)}},e.prototype.consumeCodePoint=function(){var e=this._value.shift();return void 0===e?-1:e},e.prototype.reconsumeCodePoint=function(e){this._value.unshift(e)},e.prototype.peekCodePoint=function(e){return e>=this._value.length?-1:this._value[e]},e.prototype.consumeUnicodeRangeToken=function(){for(var e=[],t=this.consumeCodePoint();ed(t)&&e.length<6;)e.push(t),t=this.consumeCodePoint();for(var i=!1;63===t&&e.length<6;)e.push(t),t=this.consumeCodePoint(),i=!0;if(i)return{type:30,start:parseInt(su.apply(void 0,e.map((function(e){return 63===e?48:e}))),16),end:parseInt(su.apply(void 0,e.map((function(e){return 63===e?70:e}))),16)};var s=parseInt(su.apply(void 0,e),16);if(45===this.peekCodePoint(0)&&ed(this.peekCodePoint(1))){this.consumeCodePoint(),t=this.consumeCodePoint();for(var r=[];ed(t)&&r.length<6;)r.push(t),t=this.consumeCodePoint();return{type:30,start:s,end:parseInt(su.apply(void 0,r),16)}}return{type:30,start:s,end:s}},e.prototype.consumeIdentLikeToken=function(){var e=this.consumeName();return"url"===e.toLowerCase()&&40===this.peekCodePoint(0)?(this.consumeCodePoint(),this.consumeUrlToken()):40===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:19,value:e}):{type:20,value:e}},e.prototype.consumeUrlToken=function(){var e=[];if(this.consumeWhiteSpace(),-1===this.peekCodePoint(0))return{type:22,value:""};var t=this.peekCodePoint(0);if(39===t||34===t){var i=this.consumeStringToken(this.consumeCodePoint());return 0===i.type&&(this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0))?(this.consumeCodePoint(),{type:22,value:i.value}):(this.consumeBadUrlRemnants(),bd)}for(;;){var s=this.consumeCodePoint();if(-1===s||41===s)return{type:22,value:su.apply(void 0,e)};if(td(s))return this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:22,value:su.apply(void 0,e)}):(this.consumeBadUrlRemnants(),bd);if(34===s||39===s||40===s||rd(s))return this.consumeBadUrlRemnants(),bd;if(92===s){if(!od(s,this.peekCodePoint(0)))return this.consumeBadUrlRemnants(),bd;e.push(this.consumeEscapedCodePoint())}else e.push(s)}},e.prototype.consumeWhiteSpace=function(){for(;td(this.peekCodePoint(0));)this.consumeCodePoint()},e.prototype.consumeBadUrlRemnants=function(){for(;;){var e=this.consumeCodePoint();if(41===e||-1===e)return;od(e,this.peekCodePoint(0))&&this.consumeEscapedCodePoint()}},e.prototype.consumeStringSlice=function(e){for(var t="";e>0;){var i=Math.min(5e4,e);t+=su.apply(void 0,this._value.splice(0,i)),e-=i}return this._value.shift(),t},e.prototype.consumeStringToken=function(e){for(var t="",i=0;;){var s=this._value[i];if(-1===s||void 0===s||s===e)return{type:0,value:t+=this.consumeStringSlice(i)};if(10===s)return this._value.splice(0,i),yd;if(92===s){var r=this._value[i+1];-1!==r&&void 0!==r&&(10===r?(t+=this.consumeStringSlice(i),i=-1,this._value.shift()):od(s,r)&&(t+=this.consumeStringSlice(i),t+=su(this.consumeEscapedCodePoint()),i=-1))}i++}},e.prototype.consumeNumber=function(){var e=[],t=4,i=this.peekCodePoint(0);for(43!==i&&45!==i||e.push(this.consumeCodePoint());$u(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0);var s=this.peekCodePoint(1);if(46===i&&$u(s))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;$u(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0),s=this.peekCodePoint(1);var r=this.peekCodePoint(2);if((69===i||101===i)&&((43===s||45===s)&&$u(r)||$u(s)))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;$u(this.peekCodePoint(0));)e.push(this.consumeCodePoint());return[ld(e),t]},e.prototype.consumeNumericToken=function(){var e=this.consumeNumber(),t=e[0],i=e[1],s=this.peekCodePoint(0),r=this.peekCodePoint(1),o=this.peekCodePoint(2);return nd(s,r,o)?{type:15,number:t,flags:i,unit:this.consumeName()}:37===s?(this.consumeCodePoint(),{type:16,number:t,flags:i}):{type:17,number:t,flags:i}},e.prototype.consumeEscapedCodePoint=function(){var e=this.consumeCodePoint();if(ed(e)){for(var t=su(e);ed(this.peekCodePoint(0))&&t.length<6;)t+=su(this.consumeCodePoint());td(this.peekCodePoint(0))&&this.consumeCodePoint();var i=parseInt(t,16);return 0===i||function(e){return e>=55296&&e<=57343}(i)||i>1114111?65533:i}return-1===e?65533:e},e.prototype.consumeName=function(){for(var e="";;){var t=this.consumeCodePoint();if(sd(t))e+=su(t);else{if(!od(t,this.peekCodePoint(0)))return this.reconsumeCodePoint(t),e;e+=su(this.consumeEscapedCodePoint())}}},e}(),Dd=function(){function e(e){this._tokens=e}return e.create=function(t){var i=new Id;return i.write(t),new e(i.read())},e.parseValue=function(t){return e.create(t).parseComponentValue()},e.parseValues=function(t){return e.create(t).parseComponentValues()},e.prototype.parseComponentValue=function(){for(var e=this.consumeToken();31===e.type;)e=this.consumeToken();if(32===e.type)throw new SyntaxError("Error parsing CSS component value, unexpected EOF");this.reconsumeToken(e);var t=this.consumeComponentValue();do{e=this.consumeToken()}while(31===e.type);if(32===e.type)return t;throw new SyntaxError("Error parsing CSS component value, multiple values found when expecting only one")},e.prototype.parseComponentValues=function(){for(var e=[];;){var t=this.consumeComponentValue();if(32===t.type)return e;e.push(t),e.push()}},e.prototype.consumeComponentValue=function(){var e=this.consumeToken();switch(e.type){case 11:case 28:case 2:return this.consumeSimpleBlock(e.type);case 19:return this.consumeFunction(e)}return e},e.prototype.consumeSimpleBlock=function(e){for(var t={type:e,values:[]},i=this.consumeToken();;){if(32===i.type||Qd(i,e))return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue()),i=this.consumeToken()}},e.prototype.consumeFunction=function(e){for(var t={name:e.value,values:[],type:18};;){var i=this.consumeToken();if(32===i.type||3===i.type)return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue())}},e.prototype.consumeToken=function(){var e=this._tokens.shift();return void 0===e?Fd:e},e.prototype.reconsumeToken=function(e){this._tokens.unshift(e)},e}(),Sd=function(e){return 15===e.type},Td=function(e){return 17===e.type},Rd=function(e){return 20===e.type},Ld=function(e){return 0===e.type},Ud=function(e,t){return Rd(e)&&e.value===t},Od=function(e){return 31!==e.type},kd=function(e){return 31!==e.type&&4!==e.type},Nd=function(e){var t=[],i=[];return e.forEach((function(e){if(4===e.type){if(0===i.length)throw new Error("Error parsing function args, zero tokens for arg");return t.push(i),void(i=[])}31!==e.type&&i.push(e)})),i.length&&t.push(i),t},Qd=function(e,t){return 11===t&&12===e.type||(28===t&&29===e.type||2===t&&3===e.type)},Vd=function(e){return 17===e.type||15===e.type},Hd=function(e){return 16===e.type||Vd(e)},jd=function(e){return e.length>1?[e[0],e[1]]:[e[0]]},Gd={type:17,number:0,flags:4},zd={type:16,number:50,flags:4},Wd={type:16,number:100,flags:4},Kd=function(e,t,i){var s=e[0],r=e[1];return[Xd(s,t),Xd(void 0!==r?r:s,i)]},Xd=function(e,t){if(16===e.type)return e.number/100*t;if(Sd(e))switch(e.unit){case"rem":case"em":return 16*e.number;default:return e.number}return e.number},Jd=function(e,t){if(15===t.type)switch(t.unit){case"deg":return Math.PI*t.number/180;case"grad":return Math.PI/200*t.number;case"rad":return t.number;case"turn":return 2*Math.PI*t.number}throw new Error("Unsupported angle type")},Yd=function(e){return 15===e.type&&("deg"===e.unit||"grad"===e.unit||"rad"===e.unit||"turn"===e.unit)},Zd=function(e){switch(e.filter(Rd).map((function(e){return e.value})).join(" ")){case"to bottom right":case"to right bottom":case"left top":case"top left":return[Gd,Gd];case"to top":case"bottom":return qd(0);case"to bottom left":case"to left bottom":case"right top":case"top right":return[Gd,Wd];case"to right":case"left":return qd(90);case"to top left":case"to left top":case"right bottom":case"bottom right":return[Wd,Wd];case"to bottom":case"top":return qd(180);case"to top right":case"to right top":case"left bottom":case"bottom left":return[Wd,Gd];case"to left":case"right":return qd(270)}return 0},qd=function(e){return Math.PI*e/180},$d=function(e,t){if(18===t.type){var i=ap[t.name];if(void 0===i)throw new Error('Attempting to parse an unsupported color 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t<255?"rgba("+r+","+s+","+i+","+t/255+")":"rgb("+r+","+s+","+i+")"},ip=function(e,t,i,s){return(e<<24|t<<16|i<<8|Math.round(255*s)<<0)>>>0},sp=function(e,t){if(17===e.type)return e.number;if(16===e.type){var i=3===t?1:255;return 3===t?e.number/100*i:Math.round(e.number/100*i)}return 0},rp=function(e,t){var i=t.filter(kd);if(3===i.length){var s=i.map(sp),r=s[0],o=s[1],n=s[2];return ip(r,o,n,1)}if(4===i.length){var a=i.map(sp),l=(r=a[0],o=a[1],n=a[2],a[3]);return ip(r,o,n,l)}return 0};function op(e,t,i){return i<0&&(i+=1),i>=1&&(i-=1),i<1/6?(t-e)*i*6+e:i<.5?t:i<2/3?6*(t-e)*(2/3-i)+e:e}var np=function(e,t){var i=t.filter(kd),s=i[0],r=i[1],o=i[2],n=i[3],a=(17===s.type?qd(s.number):Jd(e,s))/(2*Math.PI),l=Hd(r)?r.number/100:0,A=Hd(o)?o.number/100:0,h=void 0!==n&&Hd(n)?Xd(n,1):1;if(0===l)return ip(255*A,255*A,255*A,1);var c=A<=.5?A*(l+1):A+l-A*l,u=2*A-c,d=op(u,c,a+1/3),p=op(u,c,a),f=op(u,c,a-1/3);return ip(255*d,255*p,255*f,h)},ap={hsl:np,hsla:np,rgb:rp,rgba:rp},lp=function(e,t){return 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s_(i.left+w/2,i.top+y/2),this.topRightBorderStroke=r>0||o>0?l_(i.left+m,i.top+y/2,a-x/2,l-y/2,Tm.TOP_RIGHT):new s_(i.left+i.width-x/2,i.top+y/2),this.bottomRightBorderStroke=h>0||c>0?l_(i.left+v,i.top+_,h-x/2,c-B/2,Tm.BOTTOM_RIGHT):new s_(i.left+i.width-x/2,i.top+i.height-B/2),this.bottomLeftBorderStroke=d>0||p>0?l_(i.left+w/2,i.top+b,d-w/2,p-B/2,Tm.BOTTOM_LEFT):new s_(i.left+w/2,i.top+i.height-B/2),this.topLeftBorderBox=r>0||o>0?l_(i.left,i.top,r,o,Tm.TOP_LEFT):new s_(i.left,i.top),this.topRightBorderBox=a>0||l>0?l_(i.left+m,i.top,a,l,Tm.TOP_RIGHT):new s_(i.left+i.width,i.top),this.bottomRightBorderBox=h>0||c>0?l_(i.left+v,i.top+_,h,c,Tm.BOTTOM_RIGHT):new s_(i.left+i.width,i.top+i.height),this.bottomLeftBorderBox=d>0||p>0?l_(i.left,i.top+b,d,p,Tm.BOTTOM_LEFT):new s_(i.left,i.top+i.height),this.topLeftPaddingBox=r>0||o>0?l_(i.left+w,i.top+y,Math.max(0,r-w),Math.max(0,o-y),Tm.TOP_LEFT):new s_(i.left+w,i.top+y),this.topRightPaddingBox=a>0||l>0?l_(i.left+Math.min(m,i.width-x),i.top+y,m>i.width+x?0:Math.max(0,a-x),Math.max(0,l-y),Tm.TOP_RIGHT):new s_(i.left+i.width-x,i.top+y),this.bottomRightPaddingBox=h>0||c>0?l_(i.left+Math.min(v,i.width-w),i.top+Math.min(_,i.height-B),Math.max(0,h-x),Math.max(0,c-B),Tm.BOTTOM_RIGHT):new s_(i.left+i.width-x,i.top+i.height-B),this.bottomLeftPaddingBox=d>0||p>0?l_(i.left+w,i.top+Math.min(b,i.height-B),Math.max(0,d-w),Math.max(0,p-B),Tm.BOTTOM_LEFT):new s_(i.left+w,i.top+i.height-B),this.topLeftContentBox=r>0||o>0?l_(i.left+w+E,i.top+y+P,Math.max(0,r-(w+E)),Math.max(0,o-(y+P)),Tm.TOP_LEFT):new s_(i.left+w+E,i.top+y+P),this.topRightContentBox=a>0||l>0?l_(i.left+Math.min(m,i.width+w+E),i.top+y+P,m>i.width+w+E?0:a-w+E,l-(y+P),Tm.TOP_RIGHT):new s_(i.left+i.width-(x+C),i.top+y+P),this.bottomRightContentBox=h>0||c>0?l_(i.left+Math.min(v,i.width-(w+E)),i.top+Math.min(_,i.height+y+P),Math.max(0,h-(x+C)),c-(B+M),Tm.BOTTOM_RIGHT):new s_(i.left+i.width-(x+C),i.top+i.height-(B+M)),this.bottomLeftContentBox=d>0||p>0?l_(i.left+w+E,i.top+b,Math.max(0,d-(w+E)),p-(B+M),Tm.BOTTOM_LEFT):new s_(i.left+w+E,i.top+i.height-(B+M))};!function(e){e[e.TOP_LEFT=0]="TOP_LEFT",e[e.TOP_RIGHT=1]="TOP_RIGHT",e[e.BOTTOM_RIGHT=2]="BOTTOM_RIGHT",e[e.BOTTOM_LEFT=3]="BOTTOM_LEFT"}(Tm||(Tm={}));var l_=function(e,t,i,s,r){var o=(Math.sqrt(2)-1)/3*4,n=i*o,a=s*o,l=e+i,A=t+s;switch(r){case Tm.TOP_LEFT:return new o_(new s_(e,A),new s_(e,A-a),new s_(l-n,t),new s_(l,t));case Tm.TOP_RIGHT:return new o_(new s_(e,t),new s_(e+n,t),new s_(l,A-a),new s_(l,A));case Tm.BOTTOM_RIGHT:return new o_(new s_(l,t),new s_(l,t+a),new s_(e+n,A),new s_(e,A));case Tm.BOTTOM_LEFT:default:return new o_(new s_(l,A),new s_(l-n,A),new s_(e,t+a),new s_(e,t))}},A_=function(e){return[e.topLeftBorderBox,e.topRightBorderBox,e.bottomRightBorderBox,e.bottomLeftBorderBox]},h_=function(e){return[e.topLeftPaddingBox,e.topRightPaddingBox,e.bottomRightPaddingBox,e.bottomLeftPaddingBox]},c_=function(e,t,i){this.offsetX=e,this.offsetY=t,this.matrix=i,this.type=0,this.target=6},u_=function(e,t){this.path=e,this.target=t,this.type=1},d_=function(e){this.opacity=e,this.type=2,this.target=6},p_=function(e){return 1===e.type},f_=function(e,t){return e.length===t.length&&e.some((function(e,i){return e===t[i]}))},g_=function(e){this.element=e,this.inlineLevel=[],this.nonInlineLevel=[],this.negativeZIndex=[],this.zeroOrAutoZIndexOrTransformedOrOpacity=[],this.positiveZIndex=[],this.nonPositionedFloats=[],this.nonPositionedInlineLevel=[]},m_=function(){function e(e,t){if(this.container=e,this.parent=t,this.effects=[],this.curves=new a_(this.container),this.container.styles.opacity<1&&this.effects.push(new d_(this.container.styles.opacity)),null!==this.container.styles.transform){var i=this.container.bounds.left+this.container.styles.transformOrigin[0].number,s=this.container.bounds.top+this.container.styles.transformOrigin[1].number,r=this.container.styles.transform;this.effects.push(new c_(i,s,r))}if(0!==this.container.styles.overflowX){var o=A_(this.curves),n=h_(this.curves);f_(o,n)?this.effects.push(new u_(o,6)):(this.effects.push(new u_(o,2)),this.effects.push(new u_(n,4)))}}return e.prototype.getEffects=function(e){for(var t=-1===[2,3].indexOf(this.container.styles.position),i=this.parent,s=this.effects.slice(0);i;){var r=i.effects.filter((function(e){return!p_(e)}));if(t||0!==i.container.styles.position||!i.parent){if(s.unshift.apply(s,r),t=-1===[2,3].indexOf(i.container.styles.position),0!==i.container.styles.overflowX){var o=A_(i.curves),n=h_(i.curves);f_(o,n)||s.unshift(new u_(n,6))}}else s.unshift.apply(s,r);i=i.parent}return s.filter((function(t){return jf(t.target,e)}))},e}(),__=function(e,t,i,s){e.container.elements.forEach((function(r){var o=jf(r.flags,4),n=jf(r.flags,2),a=new m_(r,e);jf(r.styles.display,2048)&&s.push(a);var l=jf(r.flags,8)?[]:s;if(o||n){var A=o||r.styles.isPositioned()?i:t,h=new g_(a);if(r.styles.isPositioned()||r.styles.opacity<1||r.styles.isTransformed()){var c=r.styles.zIndex.order;if(c<0){var u=0;A.negativeZIndex.some((function(e,t){return c>e.element.container.styles.zIndex.order?(u=t,!1):u>0})),A.negativeZIndex.splice(u,0,h)}else if(c>0){var d=0;A.positiveZIndex.some((function(e,t){return c>=e.element.container.styles.zIndex.order?(d=t+1,!1):d>0})),A.positiveZIndex.splice(d,0,h)}else A.zeroOrAutoZIndexOrTransformedOrOpacity.push(h)}else r.styles.isFloating()?A.nonPositionedFloats.push(h):A.nonPositionedInlineLevel.push(h);__(a,h,o?h:i,l)}else r.styles.isInlineLevel()?t.inlineLevel.push(a):t.nonInlineLevel.push(a),__(a,t,i,l);jf(r.flags,8)&&v_(r,l)}))},v_=function(e,t){for(var i=e instanceof jg?e.start:1,s=e instanceof jg&&e.reversed,r=0;r<t.length;r++){var o=t[r];o.container instanceof Hg&&"number"==typeof o.container.value&&0!==o.container.value&&(i=o.container.value),o.listValue=Dm(i,o.container.styles.listStyleType,!0),i+=s?-1:1}},b_=function(e,t){switch(t){case 0:return x_(e.topLeftBorderBox,e.topLeftPaddingBox,e.topRightBorderBox,e.topRightPaddingBox);case 1:return x_(e.topRightBorderBox,e.topRightPaddingBox,e.bottomRightBorderBox,e.bottomRightPaddingBox);case 2:return x_(e.bottomRightBorderBox,e.bottomRightPaddingBox,e.bottomLeftBorderBox,e.bottomLeftPaddingBox);default:return x_(e.bottomLeftBorderBox,e.bottomLeftPaddingBox,e.topLeftBorderBox,e.topLeftPaddingBox)}},y_=function(e,t){var i=[];return n_(e)?i.push(e.subdivide(.5,!1)):i.push(e),n_(t)?i.push(t.subdivide(.5,!0)):i.push(t),i},x_=function(e,t,i,s){var r=[];return n_(e)?r.push(e.subdivide(.5,!1)):r.push(e),n_(i)?r.push(i.subdivide(.5,!0)):r.push(i),n_(s)?r.push(s.subdivide(.5,!0).reverse()):r.push(s),n_(t)?r.push(t.subdivide(.5,!1).reverse()):r.push(t),r},B_=function(e){var t=e.bounds,i=e.styles;return t.add(i.borderLeftWidth,i.borderTopWidth,-(i.borderRightWidth+i.borderLeftWidth),-(i.borderTopWidth+i.borderBottomWidth))},w_=function(e){var t=e.styles,i=e.bounds,s=Xd(t.paddingLeft,i.width),r=Xd(t.paddingRight,i.width),o=Xd(t.paddingTop,i.width),n=Xd(t.paddingBottom,i.width);return i.add(s+t.borderLeftWidth,o+t.borderTopWidth,-(t.borderRightWidth+t.borderLeftWidth+s+r),-(t.borderTopWidth+t.borderBottomWidth+o+n))},P_=function(e,t,i){var s=function(e,t){return 0===e?t.bounds:2===e?w_(t):B_(t)}(F_(e.styles.backgroundOrigin,t),e),r=function(e,t){return 0===e?t.bounds:2===e?w_(t):B_(t)}(F_(e.styles.backgroundClip,t),e),o=E_(F_(e.styles.backgroundSize,t),i,s),n=o[0],a=o[1],l=Kd(F_(e.styles.backgroundPosition,t),s.width-n,s.height-a);return[I_(F_(e.styles.backgroundRepeat,t),l,o,s,r),Math.round(s.left+l[0]),Math.round(s.top+l[1]),n,a]},C_=function(e){return Rd(e)&&e.value===bp.AUTO},M_=function(e){return"number"==typeof e},E_=function(e,t,i){var s=t[0],r=t[1],o=t[2],n=e[0],a=e[1];if(!n)return[0,0];if(Hd(n)&&a&&Hd(a))return[Xd(n,i.width),Xd(a,i.height)];var l=M_(o);if(Rd(n)&&(n.value===bp.CONTAIN||n.value===bp.COVER))return M_(o)?i.width/i.height<o!=(n.value===bp.COVER)?[i.width,i.width/o]:[i.height*o,i.height]:[i.width,i.height];var A=M_(s),h=M_(r),c=A||h;if(C_(n)&&(!a||C_(a)))return A&&h?[s,r]:l||c?c&&l?[A?s:r*o,h?r:s/o]:[A?s:i.width,h?r:i.height]:[i.width,i.height];if(l){var u=0,d=0;return Hd(n)?u=Xd(n,i.width):Hd(a)&&(d=Xd(a,i.height)),C_(n)?u=d*o:a&&!C_(a)||(d=u/o),[u,d]}var p=null,f=null;if(Hd(n)?p=Xd(n,i.width):a&&Hd(a)&&(f=Xd(a,i.height)),null===p||a&&!C_(a)||(f=A&&h?p/s*r:i.height),null!==f&&C_(n)&&(p=A&&h?f/r*s:i.width),null!==p&&null!==f)return[p,f];throw new Error("Unable to calculate background-size for element")},F_=function(e,t){var i=e[t];return void 0===i?e[0]:i},I_=function(e,t,i,s,r){var o=t[0],n=t[1],a=i[0],l=i[1];switch(e){case 2:return[new s_(Math.round(s.left),Math.round(s.top+n)),new s_(Math.round(s.left+s.width),Math.round(s.top+n)),new s_(Math.round(s.left+s.width),Math.round(l+s.top+n)),new s_(Math.round(s.left),Math.round(l+s.top+n))];case 3:return[new s_(Math.round(s.left+o),Math.round(s.top)),new s_(Math.round(s.left+o+a),Math.round(s.top)),new s_(Math.round(s.left+o+a),Math.round(s.height+s.top)),new s_(Math.round(s.left+o),Math.round(s.height+s.top))];case 1:return[new s_(Math.round(s.left+o),Math.round(s.top+n)),new s_(Math.round(s.left+o+a),Math.round(s.top+n)),new s_(Math.round(s.left+o+a),Math.round(s.top+n+l)),new s_(Math.round(s.left+o),Math.round(s.top+n+l))];default:return[new s_(Math.round(r.left),Math.round(r.top)),new s_(Math.round(r.left+r.width),Math.round(r.top)),new s_(Math.round(r.left+r.width),Math.round(r.height+r.top)),new s_(Math.round(r.left),Math.round(r.height+r.top))]}},D_=function(){function e(e){this._data={},this._document=e}return e.prototype.parseMetrics=function(e,t){var i=this._document.createElement("div"),s=this._document.createElement("img"),r=this._document.createElement("span"),o=this._document.body;i.style.visibility="hidden",i.style.fontFamily=e,i.style.fontSize=t,i.style.margin="0",i.style.padding="0",i.style.whiteSpace="nowrap",o.appendChild(i),s.src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7",s.width=1,s.height=1,s.style.margin="0",s.style.padding="0",s.style.verticalAlign="baseline",r.style.fontFamily=e,r.style.fontSize=t,r.style.margin="0",r.style.padding="0",r.appendChild(this._document.createTextNode("Hidden Text")),i.appendChild(r),i.appendChild(s);var n=s.offsetTop-r.offsetTop+2;i.removeChild(r),i.appendChild(this._document.createTextNode("Hidden Text")),i.style.lineHeight="normal",s.style.verticalAlign="super";var a=s.offsetTop-i.offsetTop+2;return o.removeChild(i),{baseline:n,middle:a}},e.prototype.getMetrics=function(e,t){var i=e+" "+t;return void 0===this._data[i]&&(this._data[i]=this.parseMetrics(e,t)),this._data[i]},e}(),S_=function(e,t){this.context=e,this.options=t},T_=function(e){function t(t,i){var s=e.call(this,t,i)||this;return s._activeEffects=[],s.canvas=i.canvas?i.canvas:document.createElement("canvas"),s.ctx=s.canvas.getContext("2d"),i.canvas||(s.canvas.width=Math.floor(i.width*i.scale),s.canvas.height=Math.floor(i.height*i.scale),s.canvas.style.width=i.width+"px",s.canvas.style.height=i.height+"px"),s.fontMetrics=new D_(document),s.ctx.scale(s.options.scale,s.options.scale),s.ctx.translate(-i.x,-i.y),s.ctx.textBaseline="bottom",s._activeEffects=[],s.context.logger.debug("Canvas renderer initialized ("+i.width+"x"+i.height+") with scale "+i.scale),s}return Jc(t,e),t.prototype.applyEffects=function(e){for(var t=this;this._activeEffects.length;)this.popEffect();e.forEach((function(e){return t.applyEffect(e)}))},t.prototype.applyEffect=function(e){this.ctx.save(),function(e){return 2===e.type}(e)&&(this.ctx.globalAlpha=e.opacity),function(e){return 0===e.type}(e)&&(this.ctx.translate(e.offsetX,e.offsetY),this.ctx.transform(e.matrix[0],e.matrix[1],e.matrix[2],e.matrix[3],e.matrix[4],e.matrix[5]),this.ctx.translate(-e.offsetX,-e.offsetY)),p_(e)&&(this.path(e.path),this.ctx.clip()),this._activeEffects.push(e)},t.prototype.popEffect=function(){this._activeEffects.pop(),this.ctx.restore()},t.prototype.renderStack=function(e){return Zc(this,void 0,void 0,(function(){return qc(this,(function(t){switch(t.label){case 0:return e.element.container.styles.isVisible()?[4,this.renderStackContent(e)]:[3,2];case 1:t.sent(),t.label=2;case 2:return[2]}}))}))},t.prototype.renderNode=function(e){return Zc(this,void 0,void 0,(function(){return qc(this,(function(t){switch(t.label){case 0:return jf(e.container.flags,16),e.container.styles.isVisible()?[4,this.renderNodeBackgroundAndBorders(e)]:[3,3];case 1:return t.sent(),[4,this.renderNodeContent(e)];case 2:t.sent(),t.label=3;case 3:return[2]}}))}))},t.prototype.renderTextWithLetterSpacing=function(e,t,i){var s=this;0===t?this.ctx.fillText(e.text,e.bounds.left,e.bounds.top+i):Dg(e.text).reduce((function(t,r){return s.ctx.fillText(r,t,e.bounds.top+i),t+s.ctx.measureText(r).width}),e.bounds.left)},t.prototype.createFontStyle=function(e){var t=e.fontVariant.filter((function(e){return"normal"===e||"small-caps"===e})).join(""),i=k_(e.fontFamily).join(", "),s=Sd(e.fontSize)?""+e.fontSize.number+e.fontSize.unit:e.fontSize.number+"px";return[[e.fontStyle,t,e.fontWeight,s,i].join(" "),i,s]},t.prototype.renderTextNode=function(e,t){return Zc(this,void 0,void 0,(function(){var i,s,r,o,n,a,l,A,h=this;return qc(this,(function(c){return i=this.createFontStyle(t),s=i[0],r=i[1],o=i[2],this.ctx.font=s,this.ctx.direction=1===t.direction?"rtl":"ltr",this.ctx.textAlign="left",this.ctx.textBaseline="alphabetic",n=this.fontMetrics.getMetrics(r,o),a=n.baseline,l=n.middle,A=t.paintOrder,e.textBounds.forEach((function(e){A.forEach((function(i){switch(i){case 0:h.ctx.fillStyle=tp(t.color),h.renderTextWithLetterSpacing(e,t.letterSpacing,a);var s=t.textShadow;s.length&&e.text.trim().length&&(s.slice(0).reverse().forEach((function(i){h.ctx.shadowColor=tp(i.color),h.ctx.shadowOffsetX=i.offsetX.number*h.options.scale,h.ctx.shadowOffsetY=i.offsetY.number*h.options.scale,h.ctx.shadowBlur=i.blur.number,h.renderTextWithLetterSpacing(e,t.letterSpacing,a)})),h.ctx.shadowColor="",h.ctx.shadowOffsetX=0,h.ctx.shadowOffsetY=0,h.ctx.shadowBlur=0),t.textDecorationLine.length&&(h.ctx.fillStyle=tp(t.textDecorationColor||t.color),t.textDecorationLine.forEach((function(t){switch(t){case 1:h.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top+a),e.bounds.width,1);break;case 2:h.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top),e.bounds.width,1);break;case 3:h.ctx.fillRect(e.bounds.left,Math.ceil(e.bounds.top+l),e.bounds.width,1)}})));break;case 1:t.webkitTextStrokeWidth&&e.text.trim().length&&(h.ctx.strokeStyle=tp(t.webkitTextStrokeColor),h.ctx.lineWidth=t.webkitTextStrokeWidth,h.ctx.lineJoin=window.chrome?"miter":"round",h.ctx.strokeText(e.text,e.bounds.left,e.bounds.top+a)),h.ctx.strokeStyle="",h.ctx.lineWidth=0,h.ctx.lineJoin="miter"}}))})),[2]}))}))},t.prototype.renderReplacedElement=function(e,t,i){if(i&&e.intrinsicWidth>0&&e.intrinsicHeight>0){var s=w_(e),r=h_(t);this.path(r),this.ctx.save(),this.ctx.clip(),this.ctx.drawImage(i,0,0,e.intrinsicWidth,e.intrinsicHeight,s.left,s.top,s.width,s.height),this.ctx.restore()}},t.prototype.renderNodeContent=function(e){return Zc(this,void 0,void 0,(function(){var i,s,r,o,n,a,l,A,h,c,u,d,p,f,g,m,_,v;return qc(this,(function(b){switch(b.label){case 0:this.applyEffects(e.getEffects(4)),i=e.container,s=e.curves,r=i.styles,o=0,n=i.textNodes,b.label=1;case 1:return o<n.length?(a=n[o],[4,this.renderTextNode(a,r)]):[3,4];case 2:b.sent(),b.label=3;case 3:return o++,[3,1];case 4:if(!(i instanceof Ng))return[3,8];b.label=5;case 5:return b.trys.push([5,7,,8]),[4,this.context.cache.match(i.src)];case 6:return g=b.sent(),this.renderReplacedElement(i,s,g),[3,8];case 7:return b.sent(),this.context.logger.error("Error loading image "+i.src),[3,8];case 8:if(i instanceof Qg&&this.renderReplacedElement(i,s,i.canvas),!(i instanceof Vg))return[3,12];b.label=9;case 9:return b.trys.push([9,11,,12]),[4,this.context.cache.match(i.svg)];case 10:return g=b.sent(),this.renderReplacedElement(i,s,g),[3,12];case 11:return b.sent(),this.context.logger.error("Error loading svg "+i.svg.substring(0,255)),[3,12];case 12:return i instanceof Yg&&i.tree?[4,new t(this.context,{scale:this.options.scale,backgroundColor:i.backgroundColor,x:0,y:0,width:i.width,height:i.height}).render(i.tree)]:[3,14];case 13:l=b.sent(),i.width&&i.height&&this.ctx.drawImage(l,0,0,i.width,i.height,i.bounds.left,i.bounds.top,i.bounds.width,i.bounds.height),b.label=14;case 14:if(i instanceof Kg&&(A=Math.min(i.bounds.width,i.bounds.height),"checkbox"===i.type?i.checked&&(this.ctx.save(),this.path([new s_(i.bounds.left+.39363*A,i.bounds.top+.79*A),new s_(i.bounds.left+.16*A,i.bounds.top+.5549*A),new s_(i.bounds.left+.27347*A,i.bounds.top+.44071*A),new s_(i.bounds.left+.39694*A,i.bounds.top+.5649*A),new s_(i.bounds.left+.72983*A,i.bounds.top+.23*A),new s_(i.bounds.left+.84*A,i.bounds.top+.34085*A),new s_(i.bounds.left+.39363*A,i.bounds.top+.79*A)]),this.ctx.fillStyle=tp(707406591),this.ctx.fill(),this.ctx.restore()):"radio"===i.type&&i.checked&&(this.ctx.save(),this.ctx.beginPath(),this.ctx.arc(i.bounds.left+A/2,i.bounds.top+A/2,A/4,0,2*Math.PI,!0),this.ctx.fillStyle=tp(707406591),this.ctx.fill(),this.ctx.restore())),R_(i)&&i.value.length){switch(h=this.createFontStyle(r),_=h[0],c=h[1],u=this.fontMetrics.getMetrics(_,c).baseline,this.ctx.font=_,this.ctx.fillStyle=tp(r.color),this.ctx.textBaseline="alphabetic",this.ctx.textAlign=U_(i.styles.textAlign),v=w_(i),d=0,i.styles.textAlign){case 1:d+=v.width/2;break;case 2:d+=v.width}p=v.add(d,0,0,-v.height/2+1),this.ctx.save(),this.path([new s_(v.left,v.top),new s_(v.left+v.width,v.top),new s_(v.left+v.width,v.top+v.height),new s_(v.left,v.top+v.height)]),this.ctx.clip(),this.renderTextWithLetterSpacing(new Eg(i.value,p),r.letterSpacing,u),this.ctx.restore(),this.ctx.textBaseline="alphabetic",this.ctx.textAlign="left"}if(!jf(i.styles.display,2048))return[3,20];if(null===i.styles.listStyleImage)return[3,19];if(0!==(f=i.styles.listStyleImage).type)return[3,18];g=void 0,m=f.url,b.label=15;case 15:return b.trys.push([15,17,,18]),[4,this.context.cache.match(m)];case 16:return g=b.sent(),this.ctx.drawImage(g,i.bounds.left-(g.width+10),i.bounds.top),[3,18];case 17:return b.sent(),this.context.logger.error("Error loading list-style-image "+m),[3,18];case 18:return[3,20];case 19:e.listValue&&-1!==i.styles.listStyleType&&(_=this.createFontStyle(r)[0],this.ctx.font=_,this.ctx.fillStyle=tp(r.color),this.ctx.textBaseline="middle",this.ctx.textAlign="right",v=new eu(i.bounds.left,i.bounds.top+Xd(i.styles.paddingTop,i.bounds.width),i.bounds.width,nf(r.lineHeight,r.fontSize.number)/2+1),this.renderTextWithLetterSpacing(new Eg(e.listValue,v),r.letterSpacing,nf(r.lineHeight,r.fontSize.number)/2+2),this.ctx.textBaseline="bottom",this.ctx.textAlign="left"),b.label=20;case 20:return[2]}}))}))},t.prototype.renderStackContent=function(e){return Zc(this,void 0,void 0,(function(){var t,i,s,r,o,n,a,l,A,h,c,u,d,p,f;return qc(this,(function(g){switch(g.label){case 0:return jf(e.element.container.flags,16),[4,this.renderNodeBackgroundAndBorders(e.element)];case 1:g.sent(),t=0,i=e.negativeZIndex,g.label=2;case 2:return t<i.length?(f=i[t],[4,this.renderStack(f)]):[3,5];case 3:g.sent(),g.label=4;case 4:return t++,[3,2];case 5:return[4,this.renderNodeContent(e.element)];case 6:g.sent(),s=0,r=e.nonInlineLevel,g.label=7;case 7:return s<r.length?(f=r[s],[4,this.renderNode(f)]):[3,10];case 8:g.sent(),g.label=9;case 9:return s++,[3,7];case 10:o=0,n=e.nonPositionedFloats,g.label=11;case 11:return o<n.length?(f=n[o],[4,this.renderStack(f)]):[3,14];case 12:g.sent(),g.label=13;case 13:return o++,[3,11];case 14:a=0,l=e.nonPositionedInlineLevel,g.label=15;case 15:return a<l.length?(f=l[a],[4,this.renderStack(f)]):[3,18];case 16:g.sent(),g.label=17;case 17:return a++,[3,15];case 18:A=0,h=e.inlineLevel,g.label=19;case 19:return A<h.length?(f=h[A],[4,this.renderNode(f)]):[3,22];case 20:g.sent(),g.label=21;case 21:return A++,[3,19];case 22:c=0,u=e.zeroOrAutoZIndexOrTransformedOrOpacity,g.label=23;case 23:return c<u.length?(f=u[c],[4,this.renderStack(f)]):[3,26];case 24:g.sent(),g.label=25;case 25:return c++,[3,23];case 26:d=0,p=e.positiveZIndex,g.label=27;case 27:return d<p.length?(f=p[d],[4,this.renderStack(f)]):[3,30];case 28:g.sent(),g.label=29;case 29:return d++,[3,27];case 30:return[2]}}))}))},t.prototype.mask=function(e){this.ctx.beginPath(),this.ctx.moveTo(0,0),this.ctx.lineTo(this.canvas.width,0),this.ctx.lineTo(this.canvas.width,this.canvas.height),this.ctx.lineTo(0,this.canvas.height),this.ctx.lineTo(0,0),this.formatPath(e.slice(0).reverse()),this.ctx.closePath()},t.prototype.path=function(e){this.ctx.beginPath(),this.formatPath(e),this.ctx.closePath()},t.prototype.formatPath=function(e){var t=this;e.forEach((function(e,i){var s=n_(e)?e.start:e;0===i?t.ctx.moveTo(s.x,s.y):t.ctx.lineTo(s.x,s.y),n_(e)&&t.ctx.bezierCurveTo(e.startControl.x,e.startControl.y,e.endControl.x,e.endControl.y,e.end.x,e.end.y)}))},t.prototype.renderRepeat=function(e,t,i,s){this.path(e),this.ctx.fillStyle=t,this.ctx.translate(i,s),this.ctx.fill(),this.ctx.translate(-i,-s)},t.prototype.resizeImage=function(e,t,i){var s;if(e.width===t&&e.height===i)return e;var r=(null!==(s=this.canvas.ownerDocument)&&void 0!==s?s:document).createElement("canvas");return r.width=Math.max(1,t),r.height=Math.max(1,i),r.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t,i),r},t.prototype.renderBackgroundImage=function(e){return Zc(this,void 0,void 0,(function(){var t,i,s,r,o,n;return qc(this,(function(a){switch(a.label){case 0:t=e.styles.backgroundImage.length-1,i=function(i){var r,o,n,a,l,A,h,c,u,d,p,f,g,m,_,v,b,y,x,B,w,P,C,M,E,F,I,D,S,T,R;return qc(this,(function(L){switch(L.label){case 0:if(0!==i.type)return[3,5];r=void 0,o=i.url,L.label=1;case 1:return L.trys.push([1,3,,4]),[4,s.context.cache.match(o)];case 2:return r=L.sent(),[3,4];case 3:return L.sent(),s.context.logger.error("Error loading background-image "+o),[3,4];case 4:return r&&(n=P_(e,t,[r.width,r.height,r.width/r.height]),v=n[0],P=n[1],C=n[2],x=n[3],B=n[4],m=s.ctx.createPattern(s.resizeImage(r,x,B),"repeat"),s.renderRepeat(v,m,P,C)),[3,6];case 5:1===i.type?(a=P_(e,t,[null,null,null]),v=a[0],P=a[1],C=a[2],x=a[3],B=a[4],l=pp(i.angle,x,B),A=l[0],h=l[1],c=l[2],u=l[3],d=l[4],(p=document.createElement("canvas")).width=x,p.height=B,f=p.getContext("2d"),g=f.createLinearGradient(h,u,c,d),dp(i.stops,A).forEach((function(e){return g.addColorStop(e.stop,tp(e.color))})),f.fillStyle=g,f.fillRect(0,0,x,B),x>0&&B>0&&(m=s.ctx.createPattern(p,"repeat"),s.renderRepeat(v,m,P,C))):function(e){return 2===e.type}(i)&&(_=P_(e,t,[null,null,null]),v=_[0],b=_[1],y=_[2],x=_[3],B=_[4],w=0===i.position.length?[zd]:i.position,P=Xd(w[0],x),C=Xd(w[w.length-1],B),M=function(e,t,i,s,r){var o=0,n=0;switch(e.size){case 0:0===e.shape?o=n=Math.min(Math.abs(t),Math.abs(t-s),Math.abs(i),Math.abs(i-r)):1===e.shape&&(o=Math.min(Math.abs(t),Math.abs(t-s)),n=Math.min(Math.abs(i),Math.abs(i-r)));break;case 2:if(0===e.shape)o=n=Math.min(fp(t,i),fp(t,i-r),fp(t-s,i),fp(t-s,i-r));else if(1===e.shape){var a=Math.min(Math.abs(i),Math.abs(i-r))/Math.min(Math.abs(t),Math.abs(t-s)),l=gp(s,r,t,i,!0),A=l[0],h=l[1];n=a*(o=fp(A-t,(h-i)/a))}break;case 1:0===e.shape?o=n=Math.max(Math.abs(t),Math.abs(t-s),Math.abs(i),Math.abs(i-r)):1===e.shape&&(o=Math.max(Math.abs(t),Math.abs(t-s)),n=Math.max(Math.abs(i),Math.abs(i-r)));break;case 3:if(0===e.shape)o=n=Math.max(fp(t,i),fp(t,i-r),fp(t-s,i),fp(t-s,i-r));else if(1===e.shape){a=Math.max(Math.abs(i),Math.abs(i-r))/Math.max(Math.abs(t),Math.abs(t-s));var c=gp(s,r,t,i,!1);A=c[0],h=c[1],n=a*(o=fp(A-t,(h-i)/a))}}return Array.isArray(e.size)&&(o=Xd(e.size[0],s),n=2===e.size.length?Xd(e.size[1],r):o),[o,n]}(i,P,C,x,B),E=M[0],F=M[1],E>0&&F>0&&(I=s.ctx.createRadialGradient(b+P,y+C,0,b+P,y+C,E),dp(i.stops,2*E).forEach((function(e){return I.addColorStop(e.stop,tp(e.color))})),s.path(v),s.ctx.fillStyle=I,E!==F?(D=e.bounds.left+.5*e.bounds.width,S=e.bounds.top+.5*e.bounds.height,R=1/(T=F/E),s.ctx.save(),s.ctx.translate(D,S),s.ctx.transform(1,0,0,T,0,0),s.ctx.translate(-D,-S),s.ctx.fillRect(b,R*(y-S)+S,x,B*R),s.ctx.restore()):s.ctx.fill())),L.label=6;case 6:return t--,[2]}}))},s=this,r=0,o=e.styles.backgroundImage.slice(0).reverse(),a.label=1;case 1:return r<o.length?(n=o[r],[5,i(n)]):[3,4];case 2:a.sent(),a.label=3;case 3:return r++,[3,1];case 4:return[2]}}))}))},t.prototype.renderSolidBorder=function(e,t,i){return Zc(this,void 0,void 0,(function(){return qc(this,(function(s){return this.path(b_(i,t)),this.ctx.fillStyle=tp(e),this.ctx.fill(),[2]}))}))},t.prototype.renderDoubleBorder=function(e,t,i,s){return Zc(this,void 0,void 0,(function(){var r,o;return qc(this,(function(n){switch(n.label){case 0:return t<3?[4,this.renderSolidBorder(e,i,s)]:[3,2];case 1:return n.sent(),[2];case 2:return r=function(e,t){switch(t){case 0:return x_(e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox,e.topRightBorderBox,e.topRightBorderDoubleOuterBox);case 1:return x_(e.topRightBorderBox,e.topRightBorderDoubleOuterBox,e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox);case 2:return x_(e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox,e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox);default:return x_(e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox,e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox)}}(s,i),this.path(r),this.ctx.fillStyle=tp(e),this.ctx.fill(),o=function(e,t){switch(t){case 0:return x_(e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox,e.topRightBorderDoubleInnerBox,e.topRightPaddingBox);case 1:return x_(e.topRightBorderDoubleInnerBox,e.topRightPaddingBox,e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox);case 2:return x_(e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox,e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox);default:return x_(e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox,e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox)}}(s,i),this.path(o),this.ctx.fill(),[2]}}))}))},t.prototype.renderNodeBackgroundAndBorders=function(e){return Zc(this,void 0,void 0,(function(){var t,i,s,r,o,n,a,l,A=this;return qc(this,(function(h){switch(h.label){case 0:return this.applyEffects(e.getEffects(2)),t=e.container.styles,i=!ep(t.backgroundColor)||t.backgroundImage.length,s=[{style:t.borderTopStyle,color:t.borderTopColor,width:t.borderTopWidth},{style:t.borderRightStyle,color:t.borderRightColor,width:t.borderRightWidth},{style:t.borderBottomStyle,color:t.borderBottomColor,width:t.borderBottomWidth},{style:t.borderLeftStyle,color:t.borderLeftColor,width:t.borderLeftWidth}],r=L_(F_(t.backgroundClip,0),e.curves),i||t.boxShadow.length?(this.ctx.save(),this.path(r),this.ctx.clip(),ep(t.backgroundColor)||(this.ctx.fillStyle=tp(t.backgroundColor),this.ctx.fill()),[4,this.renderBackgroundImage(e.container)]):[3,2];case 1:h.sent(),this.ctx.restore(),t.boxShadow.slice(0).reverse().forEach((function(t){A.ctx.save();var i,s,r,o,n,a=A_(e.curves),l=t.inset?0:1e4,h=(i=a,s=-l+(t.inset?1:-1)*t.spread.number,r=(t.inset?1:-1)*t.spread.number,o=t.spread.number*(t.inset?-2:2),n=t.spread.number*(t.inset?-2:2),i.map((function(e,t){switch(t){case 0:return e.add(s,r);case 1:return e.add(s+o,r);case 2:return e.add(s+o,r+n);case 3:return e.add(s,r+n)}return e})));t.inset?(A.path(a),A.ctx.clip(),A.mask(h)):(A.mask(a),A.ctx.clip(),A.path(h)),A.ctx.shadowOffsetX=t.offsetX.number+l,A.ctx.shadowOffsetY=t.offsetY.number,A.ctx.shadowColor=tp(t.color),A.ctx.shadowBlur=t.blur.number,A.ctx.fillStyle=t.inset?tp(t.color):"rgba(0,0,0,1)",A.ctx.fill(),A.ctx.restore()})),h.label=2;case 2:o=0,n=0,a=s,h.label=3;case 3:return n<a.length?0!==(l=a[n]).style&&!ep(l.color)&&l.width>0?2!==l.style?[3,5]:[4,this.renderDashedDottedBorder(l.color,l.width,o,e.curves,2)]:[3,11]:[3,13];case 4:return h.sent(),[3,11];case 5:return 3!==l.style?[3,7]:[4,this.renderDashedDottedBorder(l.color,l.width,o,e.curves,3)];case 6:return h.sent(),[3,11];case 7:return 4!==l.style?[3,9]:[4,this.renderDoubleBorder(l.color,l.width,o,e.curves)];case 8:return h.sent(),[3,11];case 9:return[4,this.renderSolidBorder(l.color,o,e.curves)];case 10:h.sent(),h.label=11;case 11:o++,h.label=12;case 12:return n++,[3,3];case 13:return[2]}}))}))},t.prototype.renderDashedDottedBorder=function(e,t,i,s,r){return Zc(this,void 0,void 0,(function(){var o,n,a,l,A,h,c,u,d,p,f,g,m,_,v,b;return qc(this,(function(y){return this.ctx.save(),o=function(e,t){switch(t){case 0:return y_(e.topLeftBorderStroke,e.topRightBorderStroke);case 1:return y_(e.topRightBorderStroke,e.bottomRightBorderStroke);case 2:return y_(e.bottomRightBorderStroke,e.bottomLeftBorderStroke);default:return y_(e.bottomLeftBorderStroke,e.topLeftBorderStroke)}}(s,i),n=b_(s,i),2===r&&(this.path(n),this.ctx.clip()),n_(n[0])?(a=n[0].start.x,l=n[0].start.y):(a=n[0].x,l=n[0].y),n_(n[1])?(A=n[1].end.x,h=n[1].end.y):(A=n[1].x,h=n[1].y),c=0===i||2===i?Math.abs(a-A):Math.abs(l-h),this.ctx.beginPath(),3===r?this.formatPath(o):this.formatPath(n.slice(0,2)),u=t<3?3*t:2*t,d=t<3?2*t:t,3===r&&(u=t,d=t),p=!0,c<=2*u?p=!1:c<=2*u+d?(u*=f=c/(2*u+d),d*=f):(g=Math.floor((c+d)/(u+d)),m=(c-g*u)/(g-1),d=(_=(c-(g+1)*u)/g)<=0||Math.abs(d-m)<Math.abs(d-_)?m:_),p&&(3===r?this.ctx.setLineDash([0,u+d]):this.ctx.setLineDash([u,d])),3===r?(this.ctx.lineCap="round",this.ctx.lineWidth=t):this.ctx.lineWidth=2*t+1.1,this.ctx.strokeStyle=tp(e),this.ctx.stroke(),this.ctx.setLineDash([]),2===r&&(n_(n[0])&&(v=n[3],b=n[0],this.ctx.beginPath(),this.formatPath([new s_(v.end.x,v.end.y),new s_(b.start.x,b.start.y)]),this.ctx.stroke()),n_(n[1])&&(v=n[1],b=n[2],this.ctx.beginPath(),this.formatPath([new s_(v.end.x,v.end.y),new s_(b.start.x,b.start.y)]),this.ctx.stroke())),this.ctx.restore(),[2]}))}))},t.prototype.render=function(e){return Zc(this,void 0,void 0,(function(){var t;return qc(this,(function(i){switch(i.label){case 0:return this.options.backgroundColor&&(this.ctx.fillStyle=tp(this.options.backgroundColor),this.ctx.fillRect(this.options.x,this.options.y,this.options.width,this.options.height)),s=new m_(e,null),r=new g_(s),__(s,r,r,o=[]),v_(s.container,o),t=r,[4,this.renderStack(t)];case 1:return i.sent(),this.applyEffects([]),[2,this.canvas]}var s,r,o}))}))},t}(S_),R_=function(e){return e instanceof Jg||(e instanceof Xg||e instanceof Kg&&"radio"!==e.type&&"checkbox"!==e.type)},L_=function(e,t){switch(e){case 0:return A_(t);case 2:return function(e){return[e.topLeftContentBox,e.topRightContentBox,e.bottomRightContentBox,e.bottomLeftContentBox]}(t);default:return h_(t)}},U_=function(e){switch(e){case 1:return"center";case 2:return"right";default:return"left"}},O_=["-apple-system","system-ui"],k_=function(e){return/iPhone OS 15_(0|1)/.test(window.navigator.userAgent)?e.filter((function(e){return-1===O_.indexOf(e)})):e},N_=function(e){function t(t,i){var s=e.call(this,t,i)||this;return s.canvas=i.canvas?i.canvas:document.createElement("canvas"),s.ctx=s.canvas.getContext("2d"),s.options=i,s.canvas.width=Math.floor(i.width*i.scale),s.canvas.height=Math.floor(i.height*i.scale),s.canvas.style.width=i.width+"px",s.canvas.style.height=i.height+"px",s.ctx.scale(s.options.scale,s.options.scale),s.ctx.translate(-i.x,-i.y),s.context.logger.debug("EXPERIMENTAL ForeignObject renderer initialized ("+i.width+"x"+i.height+" at "+i.x+","+i.y+") with scale "+i.scale),s}return Jc(t,e),t.prototype.render=function(e){return Zc(this,void 0,void 0,(function(){var t,i;return qc(this,(function(s){switch(s.label){case 0:return 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function(e,t=null){!function(e){for(const t in e||Zy)return!1;return!0}(t)&&qy||(t=null);if(t)try{return await createImageBitmap(e,t)}catch(e){console.warn(e),qy=!1}return await createImageBitmap(e)}(s,r)}function ex(e){const t=tx(e);return function(e){const t=tx(e);if(!(t.byteLength>=24&&2303741511===t.getUint32(0,false)))return null;return{mimeType:"image/png",width:t.getUint32(16,false),height:t.getUint32(20,false)}}(t)||function(e){const t=tx(e);if(!(t.byteLength>=3&&65496===t.getUint16(0,false)&&255===t.getUint8(2)))return null;const{tableMarkers:i,sofMarkers:s}=function(){const e=new Set([65499,65476,65484,65501,65534]);for(let t=65504;t<65520;++t)e.add(t);const t=new Set([65472,65473,65474,65475,65477,65478,65479,65481,65482,65483,65485,65486,65487,65502]);return{tableMarkers:e,sofMarkers:t}}();let r=2;for(;r+9<t.byteLength;){const e=t.getUint16(r,false);if(s.has(e))return{mimeType:"image/jpeg",height:t.getUint16(r+5,false),width:t.getUint16(r+7,false)};if(!i.has(e))return null;r+=2,r+=t.getUint16(r,false)}return null}(t)||function(e){const t=tx(e);if(!(t.byteLength>=10&&1195984440===t.getUint32(0,false)))return null;return{mimeType:"image/gif",width:t.getUint16(6,true),height:t.getUint16(8,true)}}(t)||function(e){const t=tx(e);if(!(t.byteLength>=14&&16973===t.getUint16(0,false)&&t.getUint32(2,true)===t.byteLength))return null;return{mimeType:"image/bmp",width:t.getUint32(18,true),height:t.getUint32(22,true)}}(t)}function tx(e){if(e instanceof DataView)return e;if(ArrayBuffer.isView(e))return new DataView(e.buffer);if(e instanceof ArrayBuffer)return new DataView(e);throw new Error("toDataView")}const ix={id:"image",module:"images",name:"Images",version:"3.2.6",mimeTypes:["image/png","image/jpeg","image/gif","image/webp","image/bmp","image/vnd.microsoft.icon","image/svg+xml"],extensions:["png","jpg","jpeg","gif","webp","bmp","ico","svg"],parse:async function(e,t,i){const s=((t=t||{}).image||{}).type||"auto",{url:r}=i||{};let o;switch(function(e){switch(e){case"auto":case"data":return function(){if(Hy)return"imagebitmap";if(Vy)return"image";if(Gy)return"data";throw new Error("Install '@loaders.gl/polyfills' to parse images under Node.js")}();default:return function(e){switch(e){case"auto":return Hy||Vy||Gy;case"imagebitmap":return Hy;case"image":return Vy;case"data":return Gy;default:throw new Error("@loaders.gl/images: image ".concat(e," not supported in this environment"))}}(e),e}}(s)){case"imagebitmap":o=await $y(e,t,r);break;case"image":o=await Yy(e,t,r);break;case"data":o=await async function(e,t){const{mimeType:i}=ex(e)||{},s=globalThis._parseImageNode;return W_(s),await s(e,i)}(e);break;default:W_(!1)}return"data"===s&&(o=function(e){switch(zy(e)){case"data":return e;case"image":case"imagebitmap":const t=document.createElement("canvas"),i=t.getContext("2d");if(!i)throw new Error("getImageData");return t.width=e.width,t.height=e.height,i.drawImage(e,0,0),i.getImageData(0,0,e.width,e.height);default:throw new Error("getImageData")}}(o)),o},tests:[e=>Boolean(ex(new DataView(e)))],options:{image:{type:"auto",decode:!0}}},sx=["image/png","image/jpeg","image/gif"],rx={};function ox(e){return void 0===rx[e]&&(rx[e]=function(e){switch(e){case"image/webp":return function(){if(!K_)return!1;try{return 0===document.createElement("canvas").toDataURL("image/webp").indexOf("data:image/webp")}catch{return!1}}();case"image/svg":return K_;default:if(!K_){const{_parseImageNode:t}=globalThis;return Boolean(t)&&sx.includes(e)}return!0}}(e)),rx[e]}function nx(e,t){if(!e)throw new Error(t||"assert failed: gltf")}function ax(e,t){if(e.startsWith("data:")||e.startsWith("http:")||e.startsWith("https:"))return e;const i=t.baseUri||t.uri;if(!i)throw new Error("'baseUri' must be provided to resolve relative url ".concat(e));return i.substr(0,i.lastIndexOf("/")+1)+e}const lx=["SCALAR","VEC2","VEC3","VEC4"],Ax=[[Int8Array,5120],[Uint8Array,5121],[Int16Array,5122],[Uint16Array,5123],[Uint32Array,5125],[Float32Array,5126],[Float64Array,5130]],hx=new Map(Ax),cx={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},ux={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},dx={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array};function px(e){return lx[e-1]||lx[0]}function fx(e){const t=hx.get(e.constructor);if(!t)throw new Error("Illegal typed array");return t}function gx(e,t){const i=dx[e.componentType],s=cx[e.type],r=ux[e.componentType],o=e.count*s,n=e.count*s*r;return nx(n>=0&&n<=t.byteLength),{ArrayType:i,length:o,byteLength:n}}const mx={asset:{version:"2.0",generator:"loaders.gl"},buffers:[]};class _x{constructor(e){iv(this,"gltf",void 0),iv(this,"sourceBuffers",void 0),iv(this,"byteLength",void 0),this.gltf=e||{json:{...mx},buffers:[]},this.sourceBuffers=[],this.byteLength=0,this.gltf.buffers&&this.gltf.buffers[0]&&(this.byteLength=this.gltf.buffers[0].byteLength,this.sourceBuffers=[this.gltf.buffers[0]])}get json(){return this.gltf.json}getApplicationData(e){return this.json[e]}getExtraData(e){return(this.json.extras||{})[e]}getExtension(e){const t=this.getUsedExtensions().find((t=>t===e)),i=this.json.extensions||{};return t?i[e]||!0:null}getRequiredExtension(e){const t=this.getRequiredExtensions().find((t=>t===e));return t?this.getExtension(e):null}getRequiredExtensions(){return this.json.extensionsRequired||[]}getUsedExtensions(){return this.json.extensionsUsed||[]}getObjectExtension(e,t){return(e.extensions||{})[t]}getScene(e){return this.getObject("scenes",e)}getNode(e){return this.getObject("nodes",e)}getSkin(e){return this.getObject("skins",e)}getMesh(e){return this.getObject("meshes",e)}getMaterial(e){return this.getObject("materials",e)}getAccessor(e){return this.getObject("accessors",e)}getTexture(e){return this.getObject("textures",e)}getSampler(e){return this.getObject("samplers",e)}getImage(e){return this.getObject("images",e)}getBufferView(e){return this.getObject("bufferViews",e)}getBuffer(e){return this.getObject("buffers",e)}getObject(e,t){if("object"==typeof t)return t;const i=this.json[e]&&this.json[e][t];if(!i)throw new Error("glTF file error: Could not find ".concat(e,"[").concat(t,"]"));return i}getTypedArrayForBufferView(e){const t=(e=this.getBufferView(e)).buffer,i=this.gltf.buffers[t];nx(i);const s=(e.byteOffset||0)+i.byteOffset;return new Uint8Array(i.arrayBuffer,s,e.byteLength)}getTypedArrayForAccessor(e){e=this.getAccessor(e);const t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,{ArrayType:s,length:r}=gx(e,t);return new s(i,t.byteOffset+e.byteOffset,r)}getTypedArrayForImageData(e){e=this.getAccessor(e);const t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,s=t.byteOffset||0;return new Uint8Array(i,s,t.byteLength)}addApplicationData(e,t){return this.json[e]=t,this}addExtraData(e,t){return this.json.extras=this.json.extras||{},this.json.extras[e]=t,this}addObjectExtension(e,t,i){return e.extensions=e.extensions||{},e.extensions[t]=i,this.registerUsedExtension(t),this}setObjectExtension(e,t,i){(e.extensions||{})[t]=i}removeObjectExtension(e,t){const i=e.extensions||{},s=i[t];return delete i[t],s}addExtension(e,t={}){return nx(t),this.json.extensions=this.json.extensions||{},this.json.extensions[e]=t,this.registerUsedExtension(e),t}addRequiredExtension(e,t={}){return nx(t),this.addExtension(e,t),this.registerRequiredExtension(e),t}registerUsedExtension(e){this.json.extensionsUsed=this.json.extensionsUsed||[],this.json.extensionsUsed.find((t=>t===e))||this.json.extensionsUsed.push(e)}registerRequiredExtension(e){this.registerUsedExtension(e),this.json.extensionsRequired=this.json.extensionsRequired||[],this.json.extensionsRequired.find((t=>t===e))||this.json.extensionsRequired.push(e)}removeExtension(e){this.json.extensionsRequired&&this._removeStringFromArray(this.json.extensionsRequired,e),this.json.extensionsUsed&&this._removeStringFromArray(this.json.extensionsUsed,e),this.json.extensions&&delete this.json.extensions[e]}setDefaultScene(e){this.json.scene=e}addScene(e){const{nodeIndices:t}=e;return this.json.scenes=this.json.scenes||[],this.json.scenes.push({nodes:t}),this.json.scenes.length-1}addNode(e){const{meshIndex:t,matrix:i}=e;this.json.nodes=this.json.nodes||[];const s={mesh:t};return i&&(s.matrix=i),this.json.nodes.push(s),this.json.nodes.length-1}addMesh(e){const{attributes:t,indices:i,material:s,mode:r=4}=e,o={primitives:[{attributes:this._addAttributes(t),mode:r}]};if(i){const e=this._addIndices(i);o.primitives[0].indices=e}return Number.isFinite(s)&&(o.primitives[0].material=s),this.json.meshes=this.json.meshes||[],this.json.meshes.push(o),this.json.meshes.length-1}addPointCloud(e){const t={primitives:[{attributes:this._addAttributes(e),mode:0}]};return this.json.meshes=this.json.meshes||[],this.json.meshes.push(t),this.json.meshes.length-1}addImage(e,t){const i=ex(e),s=t||(null==i?void 0:i.mimeType),r={bufferView:this.addBufferView(e),mimeType:s};return this.json.images=this.json.images||[],this.json.images.push(r),this.json.images.length-1}addBufferView(e){const t=e.byteLength;nx(Number.isFinite(t)),this.sourceBuffers=this.sourceBuffers||[],this.sourceBuffers.push(e);const i={buffer:0,byteOffset:this.byteLength,byteLength:t};return this.byteLength+=Pv(t,4),this.json.bufferViews=this.json.bufferViews||[],this.json.bufferViews.push(i),this.json.bufferViews.length-1}addAccessor(e,t){const i={bufferView:e,type:px(t.size),componentType:t.componentType,count:t.count,max:t.max,min:t.min};return this.json.accessors=this.json.accessors||[],this.json.accessors.push(i),this.json.accessors.length-1}addBinaryBuffer(e,t={size:3}){const i=this.addBufferView(e);let s={min:t.min,max:t.max};s.min&&s.max||(s=this._getAccessorMinMax(e,t.size));const r={size:t.size,componentType:fx(e),count:Math.round(e.length/t.size),min:s.min,max:s.max};return this.addAccessor(i,Object.assign(r,t))}addTexture(e){const{imageIndex:t}=e,i={source:t};return this.json.textures=this.json.textures||[],this.json.textures.push(i),this.json.textures.length-1}addMaterial(e){return this.json.materials=this.json.materials||[],this.json.materials.push(e),this.json.materials.length-1}createBinaryChunk(){var e,t;this.gltf.buffers=[];const i=this.byteLength,s=new ArrayBuffer(i),r=new Uint8Array(s);let o=0;for(const e of this.sourceBuffers||[])o=Cv(e,r,o);null!==(e=this.json)&&void 0!==e&&null!==(t=e.buffers)&&void 0!==t&&t[0]?this.json.buffers[0].byteLength=i:this.json.buffers=[{byteLength:i}],this.gltf.binary=s,this.sourceBuffers=[s]}_removeStringFromArray(e,t){let i=!0;for(;i;){const s=e.indexOf(t);s>-1?e.splice(s,1):i=!1}}_addAttributes(e={}){const t={};for(const i in e){const s=e[i],r=this._getGltfAttributeName(i),o=this.addBinaryBuffer(s.value,s);t[r]=o}return t}_addIndices(e){return this.addBinaryBuffer(e,{size:1})}_getGltfAttributeName(e){switch(e.toLowerCase()){case"position":case"positions":case"vertices":return"POSITION";case"normal":case"normals":return"NORMAL";case"color":case"colors":return"COLOR_0";case"texcoord":case"texcoords":return"TEXCOORD_0";default:return e}}_getAccessorMinMax(e,t){const i={min:null,max:null};if(e.length<t)return i;i.min=[],i.max=[];const s=e.subarray(0,t);for(const e of s)i.min.push(e),i.max.push(e);for(let s=t;s<e.length;s+=t)for(let r=0;r<t;r++)i.min[0+r]=Math.min(i.min[0+r],e[s+r]),i.max[0+r]=Math.max(i.max[0+r],e[s+r]);return i}}const vx="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",bx="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this.type&&this.type.typeId}clone(){return new Rx(this.name,this.type,this.nullable,this.metadata)}compareTo(e){return this.name===e.name&&this.type===e.type&&this.nullable===e.nullable&&this.metadata===e.metadata}toString(){return"".concat(this.type).concat(this.nullable?", nullable":"").concat(this.metadata?", metadata: ".concat(this.metadata):"")}}let Lx,Ux,Ox,kx;!function(e){e[e.NONE=0]="NONE",e[e.Null=1]="Null",e[e.Int=2]="Int",e[e.Float=3]="Float",e[e.Binary=4]="Binary",e[e.Utf8=5]="Utf8",e[e.Bool=6]="Bool",e[e.Decimal=7]="Decimal",e[e.Date=8]="Date",e[e.Time=9]="Time",e[e.Timestamp=10]="Timestamp",e[e.Interval=11]="Interval",e[e.List=12]="List",e[e.Struct=13]="Struct",e[e.Union=14]="Union",e[e.FixedSizeBinary=15]="FixedSizeBinary",e[e.FixedSizeList=16]="FixedSizeList",e[e.Map=17]="Map",e[e.Dictionary=-1]="Dictionary",e[e.Int8=-2]="Int8",e[e.Int16=-3]="Int16",e[e.Int32=-4]="Int32",e[e.Int64=-5]="Int64",e[e.Uint8=-6]="Uint8",e[e.Uint16=-7]="Uint16",e[e.Uint32=-8]="Uint32",e[e.Uint64=-9]="Uint64",e[e.Float16=-10]="Float16",e[e.Float32=-11]="Float32",e[e.Float64=-12]="Float64",e[e.DateDay=-13]="DateDay",e[e.DateMillisecond=-14]="DateMillisecond",e[e.TimestampSecond=-15]="TimestampSecond",e[e.TimestampMillisecond=-16]="TimestampMillisecond",e[e.TimestampMicrosecond=-17]="TimestampMicrosecond",e[e.TimestampNanosecond=-18]="TimestampNanosecond",e[e.TimeSecond=-19]="TimeSecond",e[e.TimeMillisecond=-20]="TimeMillisecond",e[e.TimeMicrosecond=-21]="TimeMicrosecond",e[e.TimeNanosecond=-22]="TimeNanosecond",e[e.DenseUnion=-23]="DenseUnion",e[e.SparseUnion=-24]="SparseUnion",e[e.IntervalDayTime=-25]="IntervalDayTime",e[e.IntervalYearMonth=-26]="IntervalYearMonth"}(Lx||(Lx={}));class Nx{static isNull(e){return e&&e.typeId===Lx.Null}static isInt(e){return e&&e.typeId===Lx.Int}static isFloat(e){return e&&e.typeId===Lx.Float}static isBinary(e){return e&&e.typeId===Lx.Binary}static isUtf8(e){return e&&e.typeId===Lx.Utf8}static isBool(e){return e&&e.typeId===Lx.Bool}static isDecimal(e){return e&&e.typeId===Lx.Decimal}static isDate(e){return e&&e.typeId===Lx.Date}static isTime(e){return e&&e.typeId===Lx.Time}static isTimestamp(e){return e&&e.typeId===Lx.Timestamp}static isInterval(e){return e&&e.typeId===Lx.Interval}static isList(e){return e&&e.typeId===Lx.List}static isStruct(e){return e&&e.typeId===Lx.Struct}static isUnion(e){return e&&e.typeId===Lx.Union}static isFixedSizeBinary(e){return e&&e.typeId===Lx.FixedSizeBinary}static isFixedSizeList(e){return e&&e.typeId===Lx.FixedSizeList}static isMap(e){return e&&e.typeId===Lx.Map}static isDictionary(e){return e&&e.typeId===Lx.Dictionary}get typeId(){return Lx.NONE}compareTo(e){return this===e}}Ux=Symbol.toStringTag;class Qx extends Nx{constructor(e,t){super(),iv(this,"isSigned",void 0),iv(this,"bitWidth",void 0),this.isSigned=e,this.bitWidth=t}get typeId(){return Lx.Int}get[Ux](){return"Int"}toString(){return"".concat(this.isSigned?"I":"Ui","nt").concat(this.bitWidth)}}class Vx extends Qx{constructor(){super(!0,8)}}class Hx extends Qx{constructor(){super(!0,16)}}class jx extends Qx{constructor(){super(!0,32)}}class Gx extends Qx{constructor(){super(!1,8)}}class zx extends Qx{constructor(){super(!1,16)}}class Wx extends Qx{constructor(){super(!1,32)}}const Kx=32,Xx=64;Ox=Symbol.toStringTag;class Jx extends Nx{constructor(e){super(),iv(this,"precision",void 0),this.precision=e}get typeId(){return Lx.Float}get[Ox](){return"Float"}toString(){return"Float".concat(this.precision)}}class Yx extends Jx{constructor(){super(Kx)}}class Zx extends Jx{constructor(){super(Xx)}}kx=Symbol.toStringTag;class qx extends Nx{constructor(e,t){super(),iv(this,"listSize",void 0),iv(this,"children",void 0),this.listSize=e,this.children=[t]}get typeId(){return Lx.FixedSizeList}get valueType(){return this.children[0].type}get valueField(){return this.children[0]}get[kx](){return"FixedSizeList"}toString(){return"FixedSizeList[".concat(this.listSize,"]<").concat(this.valueType,">")}}function $x(e,t,i){const s=function(e){switch(e.constructor){case Int8Array:return new Vx;case Uint8Array:return new Gx;case Int16Array:return new Hx;case Uint16Array:return new zx;case Int32Array:return new jx;case Uint32Array:return new Wx;case Float32Array:return new Yx;case Float64Array:return new Zx;default:throw new Error("array type not supported")}}(t.value),r=i||function(e){const t=new Map;"byteOffset"in e&&t.set("byteOffset",e.byteOffset.toString(10));"byteStride"in e&&t.set("byteStride",e.byteStride.toString(10));"normalized"in e&&t.set("normalized",e.normalized.toString());return t}(t);return new Rx(e,new qx(t.size,new Rx("value",s)),!1,r)}function eB(e,t,i){return $x(e,t,i?tB(i.metadata):void 0)}function tB(e){const t=new Map;for(const i in e)t.set("".concat(i,".string"),JSON.stringify(e[i]));return t}const iB={POSITION:"POSITION",NORMAL:"NORMAL",COLOR:"COLOR_0",TEX_COORD:"TEXCOORD_0"},sB={1:Int8Array,2:Uint8Array,3:Int16Array,4:Uint16Array,5:Int32Array,6:Uint32Array,9:Float32Array};class rB{constructor(e){iv(this,"draco",void 0),iv(this,"decoder",void 0),iv(this,"metadataQuerier",void 0),this.draco=e,this.decoder=new this.draco.Decoder,this.metadataQuerier=new this.draco.MetadataQuerier}destroy(){this.draco.destroy(this.decoder),this.draco.destroy(this.metadataQuerier)}parseSync(e,t={}){const i=new this.draco.DecoderBuffer;i.Init(new Int8Array(e),e.byteLength),this._disableAttributeTransforms(t);const s=this.decoder.GetEncodedGeometryType(i),r=s===this.draco.TRIANGULAR_MESH?new this.draco.Mesh:new this.draco.PointCloud;try{let e;switch(s){case this.draco.TRIANGULAR_MESH:e=this.decoder.DecodeBufferToMesh(i,r);break;case this.draco.POINT_CLOUD:e=this.decoder.DecodeBufferToPointCloud(i,r);break;default:throw new Error("DRACO: Unknown geometry type.")}if(!e.ok()||!r.ptr){const t="DRACO decompression failed: ".concat(e.error_msg());throw new Error(t)}const o=this._getDracoLoaderData(r,s,t),n=this._getMeshData(r,o,t),a=function(e){let t=1/0,i=1/0,s=1/0,r=-1/0,o=-1/0,n=-1/0;const a=e.POSITION?e.POSITION.value:[],l=a&&a.length;for(let e=0;e<l;e+=3){const l=a[e],A=a[e+1],h=a[e+2];t=l<t?l:t,i=A<i?A:i,s=h<s?h:s,r=l>r?l:r,o=A>o?A:o,n=h>n?h:n}return[[t,i,s],[r,o,n]]}(n.attributes),l=function(e,t,i){const s=tB(t.metadata),r=[],o=function(e){const t={};for(const i in e){const s=e[i];t[s.name||"undefined"]=s}return t}(t.attributes);for(const t in e){const i=eB(t,e[t],o[t]);r.push(i)}if(i){const e=eB("indices",i);r.push(e)}return new Sx(r,s)}(n.attributes,o,n.indices);return{loader:"draco",loaderData:o,header:{vertexCount:r.num_points(),boundingBox:a},...n,schema:l}}finally{this.draco.destroy(i),r&&this.draco.destroy(r)}}_getDracoLoaderData(e,t,i){const s=this._getTopLevelMetadata(e),r=this._getDracoAttributes(e,i);return{geometry_type:t,num_attributes:e.num_attributes(),num_points:e.num_points(),num_faces:e instanceof this.draco.Mesh?e.num_faces():0,metadata:s,attributes:r}}_getDracoAttributes(e,t){const i={};for(let s=0;s<e.num_attributes();s++){const r=this.decoder.GetAttribute(e,s),o=this._getAttributeMetadata(e,s);i[r.unique_id()]={unique_id:r.unique_id(),attribute_type:r.attribute_type(),data_type:r.data_type(),num_components:r.num_components(),byte_offset:r.byte_offset(),byte_stride:r.byte_stride(),normalized:r.normalized(),attribute_index:s,metadata:o};const n=this._getQuantizationTransform(r,t);n&&(i[r.unique_id()].quantization_transform=n);const a=this._getOctahedronTransform(r,t);a&&(i[r.unique_id()].octahedron_transform=a)}return i}_getMeshData(e,t,i){const s=this._getMeshAttributes(t,e,i);if(!s.POSITION)throw new Error("DRACO: No position attribute found.");return e instanceof this.draco.Mesh?"triangle-strip"===i.topology?{topology:"triangle-strip",mode:4,attributes:s,indices:{value:this._getTriangleStripIndices(e),size:1}}:{topology:"triangle-list",mode:5,attributes:s,indices:{value:this._getTriangleListIndices(e),size:1}}:{topology:"point-list",mode:0,attributes:s}}_getMeshAttributes(e,t,i){const s={};for(const r of Object.values(e.attributes)){const e=this._deduceAttributeName(r,i);r.name=e;const{value:o,size:n}=this._getAttributeValues(t,r);s[e]={value:o,size:n,byteOffset:r.byte_offset,byteStride:r.byte_stride,normalized:r.normalized}}return s}_getTriangleListIndices(e){const t=3*e.num_faces(),i=4*t,s=this.draco._malloc(i);try{return this.decoder.GetTrianglesUInt32Array(e,i,s),new Uint32Array(this.draco.HEAPF32.buffer,s,t).slice()}finally{this.draco._free(s)}}_getTriangleStripIndices(e){const t=new this.draco.DracoInt32Array;try{return this.decoder.GetTriangleStripsFromMesh(e,t),function(e){const t=e.size(),i=new Int32Array(t);for(let s=0;s<t;s++)i[s]=e.GetValue(s);return i}(t)}finally{this.draco.destroy(t)}}_getAttributeValues(e,t){const i=sB[t.data_type],s=t.num_components,r=e.num_points()*s,o=r*i.BYTES_PER_ELEMENT,n=function(e,t){switch(t){case Float32Array:return e.DT_FLOAT32;case Int8Array:return e.DT_INT8;case Int16Array:return e.DT_INT16;case Int32Array:return e.DT_INT32;case Uint8Array:return e.DT_UINT8;case Uint16Array:return e.DT_UINT16;case Uint32Array:return e.DT_UINT32;default:return e.DT_INVALID}}(this.draco,i);let a;const l=this.draco._malloc(o);try{const s=this.decoder.GetAttribute(e,t.attribute_index);this.decoder.GetAttributeDataArrayForAllPoints(e,s,n,o,l),a=new i(this.draco.HEAPF32.buffer,l,r).slice()}finally{this.draco._free(l)}return{value:a,size:s}}_deduceAttributeName(e,t){const i=e.unique_id;for(const[e,s]of Object.entries(t.extraAttributes||{}))if(s===i)return e;const s=e.attribute_type;for(const e in iB){if(this.draco[e]===s)return iB[e]}const r=t.attributeNameEntry||"name";return e.metadata[r]?e.metadata[r].string:"CUSTOM_ATTRIBUTE_".concat(i)}_getTopLevelMetadata(e){const t=this.decoder.GetMetadata(e);return this._getDracoMetadata(t)}_getAttributeMetadata(e,t){const i=this.decoder.GetAttributeMetadata(e,t);return this._getDracoMetadata(i)}_getDracoMetadata(e){if(!e||!e.ptr)return{};const t={},i=this.metadataQuerier.NumEntries(e);for(let s=0;s<i;s++){const i=this.metadataQuerier.GetEntryName(e,s);t[i]=this._getDracoMetadataField(e,i)}return t}_getDracoMetadataField(e,t){const i=new this.draco.DracoInt32Array;try{this.metadataQuerier.GetIntEntryArray(e,t,i);const s=function(e){const t=e.size(),i=new Int32Array(t);for(let s=0;s<t;s++)i[s]=e.GetValue(s);return i}(i);return{int:this.metadataQuerier.GetIntEntry(e,t),string:this.metadataQuerier.GetStringEntry(e,t),double:this.metadataQuerier.GetDoubleEntry(e,t),intArray:s}}finally{this.draco.destroy(i)}}_disableAttributeTransforms(e){const{quantizedAttributes:t=[],octahedronAttributes:i=[]}=e,s=[...t,...i];for(const e of s)this.decoder.SkipAttributeTransform(this.draco[e])}_getQuantizationTransform(e,t){const{quantizedAttributes:i=[]}=t,s=e.attribute_type();if(i.map((e=>this.decoder[e])).includes(s)){const t=new this.draco.AttributeQuantizationTransform;try{if(t.InitFromAttribute(e))return{quantization_bits:t.quantization_bits(),range:t.range(),min_values:new Float32Array([1,2,3]).map((e=>t.min_value(e)))}}finally{this.draco.destroy(t)}}return null}_getOctahedronTransform(e,t){const{octahedronAttributes:i=[]}=t,s=e.attribute_type();if(i.map((e=>this.decoder[e])).includes(s)){const t=new this.draco.AttributeQuantizationTransform;try{if(t.InitFromAttribute(e))return{quantization_bits:t.quantization_bits()}}finally{this.draco.destroy(t)}}return null}}const oB="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.js"),nB="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_wasm_wrapper.js"),aB="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.wasm");let lB;async function AB(e){const t=e.modules||{};return lB=t.draco3d?lB||t.draco3d.createDecoderModule({}).then((e=>({draco:e}))):lB||async function(e){let t,i;if("js"===(e.draco&&e.draco.decoderType))t=await mv(oB,"draco",e);else[t,i]=await Promise.all([await mv(nB,"draco",e),await mv(aB,"draco",e)]);return t=t||globalThis.DracoDecoderModule,await function(e,t){const i={};t&&(i.wasmBinary=t);return new Promise((t=>{e({...i,onModuleLoaded:e=>t({draco:e})})}))}(t,i)}(e),await lB}const hB={...Dx,parse:async function(e,t){const{draco:i}=await AB(t),s=new rB(i);try{return s.parseSync(e,null==t?void 0:t.draco)}finally{s.destroy()}}};function cB(e){const{buffer:t,size:i,count:s}=function(e){let t=e,i=1,s=0;e&&e.value&&(t=e.value,i=e.size||1);t&&(ArrayBuffer.isView(t)||(t=function(e,t,i=!1){if(!e)return null;if(Array.isArray(e))return new t(e);if(i&&!(e instanceof t))return new t(e);return e}(t,Float32Array)),s=t.length/i);return{buffer:t,size:i,count:s}}(e);return{value:t,size:i,byteOffset:0,count:s,type:px(i),componentType:fx(t)}}async function uB(e,t,i,s){const r=e.getObjectExtension(t,"KHR_draco_mesh_compression");if(!r)return;const o=e.getTypedArrayForBufferView(r.bufferView),n=wv(o.buffer,o.byteOffset),{parse:a}=s,l={...i};delete l["3d-tiles"];const A=await a(n,hB,l,s),h=function(e){const t={};for(const i in e){const s=e[i];if("indices"!==i){const e=cB(s);t[i]=e}}return t}(A.attributes);for(const[i,s]of Object.entries(h))if(i in t.attributes){const r=t.attributes[i],o=e.getAccessor(r);null!=o&&o.min&&null!=o&&o.max&&(s.min=o.min,s.max=o.max)}t.attributes=h,A.indices&&(t.indices=cB(A.indices)),function(e){if(!e.attributes&&Object.keys(e.attributes).length>0)throw new Error("glTF: Empty primitive detected: Draco decompression failure?")}(t)}function dB(e,t,i=4,s,r){var o;if(!s.DracoWriter)throw new Error("options.gltf.DracoWriter not provided");const n=s.DracoWriter.encodeSync({attributes:e}),a=null==r||null===(o=r.parseSync)||void 0===o?void 0:o.call(r,{attributes:e}),l=s._addFauxAttributes(a.attributes);return{primitives:[{attributes:l,mode:i,extensions:{KHR_draco_mesh_compression:{bufferView:s.addBufferView(n),attributes:l}}}]}}function*pB(e){for(const t of e.json.meshes||[])for(const e of t.primitives)yield e}var fB=Object.freeze({__proto__:null,name:"KHR_draco_mesh_compression",preprocess:function(e,t,i){const s=new _x(e);for(const e of pB(s))s.getObjectExtension(e,"KHR_draco_mesh_compression")},decode:async function(e,t,i){var s;if(null==t||null===(s=t.gltf)||void 0===s||!s.decompressMeshes)return;const r=new _x(e),o=[];for(const e of pB(r))r.getObjectExtension(e,"KHR_draco_mesh_compression")&&o.push(uB(r,e,t,i));await Promise.all(o),r.removeExtension("KHR_draco_mesh_compression")},encode:function(e,t={}){const i=new _x(e);for(const e of i.json.meshes||[])dB(e),i.addRequiredExtension("KHR_draco_mesh_compression")}});var gB=Object.freeze({__proto__:null,name:"KHR_lights_punctual",decode:async function(e){const t=new _x(e),{json:i}=t,s=t.getExtension("KHR_lights_punctual");s&&(t.json.lights=s.lights,t.removeExtension("KHR_lights_punctual"));for(const e of i.nodes||[]){const i=t.getObjectExtension(e,"KHR_lights_punctual");i&&(e.light=i.light),t.removeObjectExtension(e,"KHR_lights_punctual")}},encode:async function(e){const t=new _x(e),{json:i}=t;if(i.lights){const e=t.addExtension("KHR_lights_punctual");nx(!e.lights),e.lights=i.lights,delete i.lights}if(t.json.lights){for(const e of t.json.lights){const i=e.node;t.addObjectExtension(i,"KHR_lights_punctual",e)}delete t.json.lights}}});function mB(e,t){const i=Object.assign({},e.values);return Object.keys(e.uniforms||{}).forEach((t=>{e.uniforms[t].value&&!(t in i)&&(i[t]=e.uniforms[t].value)})),Object.keys(i).forEach((e=>{"object"==typeof i[e]&&void 0!==i[e].index&&(i[e].texture=t.getTexture(i[e].index))})),i}const _B=[Ex,Fx,Ix,fB,gB,Object.freeze({__proto__:null,name:"KHR_materials_unlit",decode:async function(e){const t=new _x(e),{json:i}=t;t.removeExtension("KHR_materials_unlit");for(const e of i.materials||[]){e.extensions&&e.extensions.KHR_materials_unlit&&(e.unlit=!0),t.removeObjectExtension(e,"KHR_materials_unlit")}},encode:function(e){const t=new _x(e),{json:i}=t;if(t.materials)for(const e of i.materials||[])e.unlit&&(delete e.unlit,t.addObjectExtension(e,"KHR_materials_unlit",{}),t.addExtension("KHR_materials_unlit"))}}),Object.freeze({__proto__:null,name:"KHR_techniques_webgl",decode:async function(e){const t=new _x(e),{json:i}=t,s=t.getExtension("KHR_techniques_webgl");if(s){const e=function(e,t){const{programs:i=[],shaders:s=[],techniques:r=[]}=e,o=new TextDecoder;return s.forEach((e=>{if(!Number.isFinite(e.bufferView))throw new Error("KHR_techniques_webgl: no shader code");e.code=o.decode(t.getTypedArrayForBufferView(e.bufferView))})),i.forEach((e=>{e.fragmentShader=s[e.fragmentShader],e.vertexShader=s[e.vertexShader]})),r.forEach((e=>{e.program=i[e.program]})),r}(s,t);for(const s of i.materials||[]){const i=t.getObjectExtension(s,"KHR_techniques_webgl");i&&(s.technique=Object.assign({},i,e[i.technique]),s.technique.values=mB(s.technique,t)),t.removeObjectExtension(s,"KHR_techniques_webgl")}t.removeExtension("KHR_techniques_webgl")}},encode:async function(e,t){}})];function vB(e,t){var i;const s=(null==t||null===(i=t.gltf)||void 0===i?void 0:i.excludeExtensions)||{};return!(e in s&&!s[e])}const bB={accessors:"accessor",animations:"animation",buffers:"buffer",bufferViews:"bufferView",images:"image",materials:"material",meshes:"mesh",nodes:"node",samplers:"sampler",scenes:"scene",skins:"skin",textures:"texture"},yB={accessor:"accessors",animations:"animation",buffer:"buffers",bufferView:"bufferViews",image:"images",material:"materials",mesh:"meshes",node:"nodes",sampler:"samplers",scene:"scenes",skin:"skins",texture:"textures"};class xB{constructor(){iv(this,"idToIndexMap",{animations:{},accessors:{},buffers:{},bufferViews:{},images:{},materials:{},meshes:{},nodes:{},samplers:{},scenes:{},skins:{},textures:{}}),iv(this,"json",void 0)}normalize(e,t){this.json=e.json;const i=e.json;switch(i.asset&&i.asset.version){case"2.0":return;case void 0:case"1.0":break;default:return void console.warn("glTF: Unknown version ".concat(i.asset.version))}if(!t.normalize)throw new Error("glTF v1 is not supported.");console.warn("Converting glTF v1 to glTF v2 format. This is experimental and may fail."),this._addAsset(i),this._convertTopLevelObjectsToArrays(i),function(e){const t=new _x(e),{json:i}=t;for(const e of i.images||[]){const i=t.getObjectExtension(e,"KHR_binary_glTF");i&&Object.assign(e,i),t.removeObjectExtension(e,"KHR_binary_glTF")}i.buffers&&i.buffers[0]&&delete i.buffers[0].uri,t.removeExtension("KHR_binary_glTF")}(e),this._convertObjectIdsToArrayIndices(i),this._updateObjects(i),this._updateMaterial(i)}_addAsset(e){e.asset=e.asset||{},e.asset.version="2.0",e.asset.generator=e.asset.generator||"Normalized to glTF 2.0 by loaders.gl"}_convertTopLevelObjectsToArrays(e){for(const t in bB)this._convertTopLevelObjectToArray(e,t)}_convertTopLevelObjectToArray(e,t){const i=e[t];if(i&&!Array.isArray(i)){e[t]=[];for(const s in i){const r=i[s];r.id=r.id||s;const o=e[t].length;e[t].push(r),this.idToIndexMap[t][s]=o}}}_convertObjectIdsToArrayIndices(e){for(const t in bB)this._convertIdsToIndices(e,t);"scene"in e&&(e.scene=this._convertIdToIndex(e.scene,"scene"));for(const t of e.textures)this._convertTextureIds(t);for(const t of e.meshes)this._convertMeshIds(t);for(const t of e.nodes)this._convertNodeIds(t);for(const t of e.scenes)this._convertSceneIds(t)}_convertTextureIds(e){e.source&&(e.source=this._convertIdToIndex(e.source,"image"))}_convertMeshIds(e){for(const t of e.primitives){const{attributes:e,indices:i,material:s}=t;for(const t in e)e[t]=this._convertIdToIndex(e[t],"accessor");i&&(t.indices=this._convertIdToIndex(i,"accessor")),s&&(t.material=this._convertIdToIndex(s,"material"))}}_convertNodeIds(e){e.children&&(e.children=e.children.map((e=>this._convertIdToIndex(e,"node")))),e.meshes&&(e.meshes=e.meshes.map((e=>this._convertIdToIndex(e,"mesh"))))}_convertSceneIds(e){e.nodes&&(e.nodes=e.nodes.map((e=>this._convertIdToIndex(e,"node"))))}_convertIdsToIndices(e,t){e[t]||(console.warn("gltf v1: json doesn't contain attribute ".concat(t)),e[t]=[]);for(const i of e[t])for(const e in i){const t=i[e],s=this._convertIdToIndex(t,e);i[e]=s}}_convertIdToIndex(e,t){const i=yB[t];if(i in this.idToIndexMap){const s=this.idToIndexMap[i][e];if(!Number.isFinite(s))throw new Error("gltf v1: failed to resolve ".concat(t," with id ").concat(e));return s}return e}_updateObjects(e){for(const e of this.json.buffers)delete e.type}_updateMaterial(e){for(const s of e.materials){var t,i;s.pbrMetallicRoughness={baseColorFactor:[1,1,1,1],metallicFactor:1,roughnessFactor:1};const r=(null===(t=s.values)||void 0===t?void 0:t.tex)||(null===(i=s.values)||void 0===i?void 0:i.texture2d_0),o=e.textures.findIndex((e=>e.id===r));-1!==o&&(s.pbrMetallicRoughness.baseColorTexture={index:o})}}}const BB={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},wB={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},PB=10240,CB=10241,MB=10242,EB=10243,FB=10497,IB={magFilter:PB,minFilter:CB,wrapS:MB,wrapT:EB},DB={[PB]:9729,[CB]:9986,[MB]:FB,[EB]:FB};class SB{constructor(){iv(this,"baseUri",""),iv(this,"json",{}),iv(this,"buffers",[]),iv(this,"images",[])}postProcess(e,t={}){const{json:i,buffers:s=[],images:r=[],baseUri:o=""}=e;return nx(i),this.baseUri=o,this.json=i,this.buffers=s,this.images=r,this._resolveTree(this.json,t),this.json}_resolveTree(e,t={}){e.bufferViews&&(e.bufferViews=e.bufferViews.map(((e,t)=>this._resolveBufferView(e,t)))),e.images&&(e.images=e.images.map(((e,t)=>this._resolveImage(e,t)))),e.samplers&&(e.samplers=e.samplers.map(((e,t)=>this._resolveSampler(e,t)))),e.textures&&(e.textures=e.textures.map(((e,t)=>this._resolveTexture(e,t)))),e.accessors&&(e.accessors=e.accessors.map(((e,t)=>this._resolveAccessor(e,t)))),e.materials&&(e.materials=e.materials.map(((e,t)=>this._resolveMaterial(e,t)))),e.meshes&&(e.meshes=e.meshes.map(((e,t)=>this._resolveMesh(e,t)))),e.nodes&&(e.nodes=e.nodes.map(((e,t)=>this._resolveNode(e,t)))),e.skins&&(e.skins=e.skins.map(((e,t)=>this._resolveSkin(e,t)))),e.scenes&&(e.scenes=e.scenes.map(((e,t)=>this._resolveScene(e,t)))),void 0!==e.scene&&(e.scene=e.scenes[this.json.scene])}getScene(e){return this._get("scenes",e)}getNode(e){return this._get("nodes",e)}getSkin(e){return this._get("skins",e)}getMesh(e){return this._get("meshes",e)}getMaterial(e){return this._get("materials",e)}getAccessor(e){return this._get("accessors",e)}getCamera(e){return null}getTexture(e){return this._get("textures",e)}getSampler(e){return this._get("samplers",e)}getImage(e){return this._get("images",e)}getBufferView(e){return this._get("bufferViews",e)}getBuffer(e){return this._get("buffers",e)}_get(e,t){if("object"==typeof t)return t;const i=this.json[e]&&this.json[e][t];return i||console.warn("glTF file error: Could not find ".concat(e,"[").concat(t,"]")),i}_resolveScene(e,t){return e.id=e.id||"scene-".concat(t),e.nodes=(e.nodes||[]).map((e=>this.getNode(e))),e}_resolveNode(e,t){return e.id=e.id||"node-".concat(t),e.children&&(e.children=e.children.map((e=>this.getNode(e)))),void 0!==e.mesh?e.mesh=this.getMesh(e.mesh):void 0!==e.meshes&&e.meshes.length&&(e.mesh=e.meshes.reduce(((e,t)=>{const i=this.getMesh(t);return e.id=i.id,e.primitives=e.primitives.concat(i.primitives),e}),{primitives:[]})),void 0!==e.camera&&(e.camera=this.getCamera(e.camera)),void 0!==e.skin&&(e.skin=this.getSkin(e.skin)),e}_resolveSkin(e,t){return e.id=e.id||"skin-".concat(t),e.inverseBindMatrices=this.getAccessor(e.inverseBindMatrices),e}_resolveMesh(e,t){return e.id=e.id||"mesh-".concat(t),e.primitives&&(e.primitives=e.primitives.map((e=>{const t=(e={...e}).attributes;e.attributes={};for(const i in t)e.attributes[i]=this.getAccessor(t[i]);return void 0!==e.indices&&(e.indices=this.getAccessor(e.indices)),void 0!==e.material&&(e.material=this.getMaterial(e.material)),e}))),e}_resolveMaterial(e,t){if(e.id=e.id||"material-".concat(t),e.normalTexture&&(e.normalTexture={...e.normalTexture},e.normalTexture.texture=this.getTexture(e.normalTexture.index)),e.occlusionTexture&&(e.occlustionTexture={...e.occlustionTexture},e.occlusionTexture.texture=this.getTexture(e.occlusionTexture.index)),e.emissiveTexture&&(e.emmisiveTexture={...e.emmisiveTexture},e.emissiveTexture.texture=this.getTexture(e.emissiveTexture.index)),e.emissiveFactor||(e.emissiveFactor=e.emmisiveTexture?[1,1,1]:[0,0,0]),e.pbrMetallicRoughness){e.pbrMetallicRoughness={...e.pbrMetallicRoughness};const t=e.pbrMetallicRoughness;t.baseColorTexture&&(t.baseColorTexture={...t.baseColorTexture},t.baseColorTexture.texture=this.getTexture(t.baseColorTexture.index)),t.metallicRoughnessTexture&&(t.metallicRoughnessTexture={...t.metallicRoughnessTexture},t.metallicRoughnessTexture.texture=this.getTexture(t.metallicRoughnessTexture.index))}return e}_resolveAccessor(e,t){var i,s;if(e.id=e.id||"accessor-".concat(t),void 0!==e.bufferView&&(e.bufferView=this.getBufferView(e.bufferView)),e.bytesPerComponent=(i=e.componentType,wB[i]),e.components=(s=e.type,BB[s]),e.bytesPerElement=e.bytesPerComponent*e.components,e.bufferView){const t=e.bufferView.buffer,{ArrayType:i,byteLength:s}=gx(e,e.bufferView),r=(e.bufferView.byteOffset||0)+(e.byteOffset||0)+t.byteOffset;let o=t.arrayBuffer.slice(r,r+s);e.bufferView.byteStride&&(o=this._getValueFromInterleavedBuffer(t,r,e.bufferView.byteStride,e.bytesPerElement,e.count)),e.value=new i(o)}return e}_getValueFromInterleavedBuffer(e,t,i,s,r){const o=new Uint8Array(r*s);for(let n=0;n<r;n++){const r=t+n*i;o.set(new Uint8Array(e.arrayBuffer.slice(r,r+s)),n*s)}return o.buffer}_resolveTexture(e,t){return e.id=e.id||"texture-".concat(t),e.sampler="sampler"in e?this.getSampler(e.sampler):DB,e.source=this.getImage(e.source),e}_resolveSampler(e,t){e.id=e.id||"sampler-".concat(t),e.parameters={};for(const t in e){const i=this._enumSamplerParameter(t);void 0!==i&&(e.parameters[i]=e[t])}return e}_enumSamplerParameter(e){return IB[e]}_resolveImage(e,t){e.id=e.id||"image-".concat(t),void 0!==e.bufferView&&(e.bufferView=this.getBufferView(e.bufferView));const i=this.images[t];return i&&(e.image=i),e}_resolveBufferView(e,t){const i=e.buffer,s={id:"bufferView-".concat(t),...e,buffer:this.buffers[i]},r=this.buffers[i].arrayBuffer;let o=this.buffers[i].byteOffset||0;return"byteOffset"in e&&(o+=e.byteOffset),s.data=new Uint8Array(r,o,e.byteLength),s}_resolveCamera(e,t){return e.id=e.id||"camera-".concat(t),e.perspective,e.orthographic,e}}const TB=1735152710,RB=!0;function LB(e,t,i=0,s={}){const r=new DataView(t),o=function(e,t=0){return"".concat(String.fromCharCode(e.getUint8(t+0))).concat(String.fromCharCode(e.getUint8(t+1))).concat(String.fromCharCode(e.getUint8(t+2))).concat(String.fromCharCode(e.getUint8(t+3)))}(r,i+0),n=r.getUint32(i+4,RB),a=r.getUint32(i+8,RB);switch(Object.assign(e,{header:{byteOffset:i,byteLength:a,hasBinChunk:!1},type:o,version:n,json:{},binChunks:[]}),i+=12,e.version){case 1:return function(e,t,i){W_(e.header.byteLength>20);const s=t.getUint32(i+0,RB),r=t.getUint32(i+4,RB);return i+=8,W_(0===r),UB(e,t,i,s),i+=s,i+=OB(e,t,i,e.header.byteLength)}(e,r,i);case 2:return function(e,t,i,s){return W_(e.header.byteLength>20),function(e,t,i,s){for(;i+8<=e.header.byteLength;){const r=t.getUint32(i+0,RB),o=t.getUint32(i+4,RB);switch(i+=8,o){case 1313821514:UB(e,t,i,r);break;case 5130562:OB(e,t,i,r);break;case 0:s.strict||UB(e,t,i,r);break;case 1:s.strict||OB(e,t,i,r)}i+=Pv(r,4)}}(e,t,i,s),i+e.header.byteLength}(e,r,i,{});default:throw new Error("Invalid GLB version ".concat(e.version,". Only supports v1 and v2."))}}function UB(e,t,i,s){const r=new Uint8Array(t.buffer,i,s),o=new TextDecoder("utf8").decode(r);return e.json=JSON.parse(o),Pv(s,4)}function OB(e,t,i,s){return e.header.hasBinChunk=!0,e.binChunks.push({byteOffset:i,byteLength:s,arrayBuffer:t.buffer}),Pv(s,4)}async function kB(e,t,i=0,s,r){var o,n,a,l;!function(e,t,i,s){s.uri&&(e.baseUri=s.uri);if(t instanceof ArrayBuffer&&!function(e,t=0,i={}){const s=new DataView(e),{magic:r=TB}=i,o=s.getUint32(t,!1);return o===r||o===TB}(t,i,s)){t=(new TextDecoder).decode(t)}if("string"==typeof t)e.json=yv(t);else if(t instanceof ArrayBuffer){const r={};i=LB(r,t,i,s.glb),nx("glTF"===r.type,"Invalid GLB magic string ".concat(r.type)),e._glb=r,e.json=r.json}else nx(!1,"GLTF: must be ArrayBuffer or string");const r=e.json.buffers||[];if(e.buffers=new Array(r.length).fill(null),e._glb&&e._glb.header.hasBinChunk){const{binChunks:t}=e._glb;e.buffers[0]={arrayBuffer:t[0].arrayBuffer,byteOffset:t[0].byteOffset,byteLength:t[0].byteLength}}const o=e.json.images||[];e.images=new Array(o.length).fill({})}(e,t,i,s),function(e,t={}){(new xB).normalize(e,t)}(e,{normalize:null==s||null===(o=s.gltf)||void 0===o?void 0:o.normalize}),function(e,t={},i){const s=_B.filter((e=>vB(e.name,t)));for(const o of s){var r;null===(r=o.preprocess)||void 0===r||r.call(o,e,t,i)}}(e,s,r);const A=[];if(null!=s&&null!==(n=s.gltf)&&void 0!==n&&n.loadBuffers&&e.json.buffers&&await async function(e,t,i){const s=e.json.buffers||[];for(let n=0;n<s.length;++n){const a=s[n];if(a.uri){var r,o;const{fetch:s}=i;nx(s);const l=ax(a.uri,t),A=await(null==i||null===(r=i.fetch)||void 0===r?void 0:r.call(i,l)),h=await(null==A||null===(o=A.arrayBuffer)||void 0===o?void 0:o.call(A));e.buffers[n]={arrayBuffer:h,byteOffset:0,byteLength:h.byteLength},delete a.uri}else null===e.buffers[n]&&(e.buffers[n]={arrayBuffer:new ArrayBuffer(a.byteLength),byteOffset:0,byteLength:a.byteLength})}}(e,s,r),null!=s&&null!==(a=s.gltf)&&void 0!==a&&a.loadImages){const t=async function(e,t,i){const s=function(e){const t=new Set,i=e.json.textures||[];for(const e of i)void 0!==e.source&&t.add(e.source);return Array.from(t).sort()}(e),r=e.json.images||[],o=[];for(const n of s)o.push(NB(e,r[n],n,t,i));return await Promise.all(o)}(e,s,r);A.push(t)}const h=async function(e,t={},i){const s=_B.filter((e=>vB(e.name,t)));for(const o of s){var r;await(null===(r=o.decode)||void 0===r?void 0:r.call(o,e,t,i))}}(e,s,r);return A.push(h),await Promise.all(A),null!=s&&null!==(l=s.gltf)&&void 0!==l&&l.postProcess?function(e,t){return(new SB).postProcess(e,t)}(e,s):e}async function NB(e,t,i,s,r){const{fetch:o,parse:n}=r;let a;if(t.uri){const e=ax(t.uri,s),i=await o(e);a=await i.arrayBuffer()}if(Number.isFinite(t.bufferView)){const i=function(e,t,i){const s=e.bufferViews[i];nx(s);const r=t[s.buffer];nx(r);const o=(s.byteOffset||0)+r.byteOffset;return new Uint8Array(r.arrayBuffer,o,s.byteLength)}(e.json,e.buffers,t.bufferView);a=wv(i.buffer,i.byteOffset,i.byteLength)}nx(a,"glTF image has no data");let l=await n(a,[ix,Ny],{mimeType:t.mimeType,basis:s.basis||{format:ky()}},r);l&&l[0]&&(l={compressed:!0,mipmaps:!1,width:l[0].width,height:l[0].height,data:l[0]}),e.images=e.images||[],e.images[i]=l}const QB={name:"glTF",id:"gltf",module:"gltf",version:"3.2.6",extensions:["gltf","glb"],mimeTypes:["model/gltf+json","model/gltf-binary"],text:!0,binary:!0,tests:["glTF"],parse:async function(e,t={},i){(t={...QB.options,...t}).gltf={...QB.options.gltf,...t.gltf};const{byteOffset:s=0}=t;return await kB({},e,s,t,i)},options:{gltf:{normalize:!0,loadBuffers:!0,loadImages:!0,decompressMeshes:!0,postProcess:!0},log:console},deprecatedOptions:{fetchImages:"gltf.loadImages",createImages:"gltf.loadImages",decompress:"gltf.decompressMeshes",postProcess:"gltf.postProcess",gltf:{decompress:"gltf.decompressMeshes"}}};const VB={name:"LAS",id:"las",module:"las",version:"3.2.6",worker:!0,extensions:["las","laz"],mimeTypes:["application/octet-stream"],text:!0,binary:!0,tests:["LAS"],options:{las:{shape:"mesh",fp64:!1,skip:1,colorDepth:8}}};class HB{constructor(e){}load(e,t,i,s,r,o,n){!function(e,t,i,s,r,o,n){const a=e.viewer.scene.canvas.spinner;a.processes++;"glb"===t.split(".").pop()?e.dataSource.getGLB(t,(n=>{s.basePath=jB(t),GB(e,t,n,i,s,r,o),a.processes--}),(e=>{a.processes--,n(e)})):e.dataSource.getGLTF(t,(n=>{s.basePath=jB(t),GB(e,t,n,i,s,r,o),a.processes--}),(e=>{a.processes--,n(e)}))}(e,t,i,s=s||{},r,(function(){M.scheduleTask((function(){r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1)})),o&&o()}),(function(t){e.error(t),n&&n(t),r.fire("error",t)}))}parse(e,t,i,s,r,o,n){GB(e,"",t,i,s=s||{},r,(function(){r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1),o&&o()}))}}function jB(e){const t=e.lastIndexOf("/");return 0!==t?e.substring(0,t+1):""}function GB(e,t,i,s,r,o,n){const a=e.viewer.scene.canvas.spinner;a.processes++,oy(i,QB,{baseUri:r.basePath}).then((i=>{const l={src:t,entityId:r.entityId,metaModelJSON:s,autoMetaModel:r.autoMetaModel,globalizeObjectIds:r.globalizeObjectIds,metaObjects:[],loadBuffer:r.loadBuffer,basePath:r.basePath,handlenode:r.handlenode,backfaces:!!r.backfaces,gltfData:i,scene:o.scene,plugin:e,sceneModel:o,numObjects:0,nodes:[],nextId:0,log:t=>{e.log(t)}};!function(e){const t=e.gltfData.textures;if(t)for(let i=0,s=t.length;i<s;i++)zB(e,t[i])}(l),function(e){const t=e.gltfData.materials;if(t)for(let i=0,s=t.length;i<s;i++){const s=t[i];s._textureSetId=WB(e,s),s._attributes=KB(e,s)}}(l),r.autoMetaModel&&l.metaObjects.push({id:o.id,type:"Default",name:o.id}),function(e){const t=e.gltfData,i=t.scene||t.scenes[0];if(!i)return void function(e,t){e.plugin.error(t)}(e,"glTF has no default scene");const s=i.nodes;if(!s)return;!function e(t){t.forEach((t=>{const i=t.mesh;i&&(i.instances||=0,i.instances+=1),t.children&&e(t.children)}))}(s);const r=[];let o=null;!function t(i,s,n){i.forEach((i=>{const a=i.name;let l=null!=a&&a||0===s&&"entity-"+e.nextId++;if(l){for(;e.sceneModel.objects[l];)l="entity-"+e.nextId++;r.push(o),o=[]}const A=function(e,t){let i;e.matrix&&(i=e.matrix,t=t?c.mulMat4(t,i,c.mat4()):i);e.translation&&(i=c.translationMat4v(e.translation),t=t?c.mulMat4(t,i,c.mat4()):i);e.rotation&&(i=c.quaternionToMat4(e.rotation),t=t?c.mulMat4(t,i,c.mat4()):i);e.scale&&(i=c.scalingMat4v(e.scale),t=t?c.mulMat4(t,i,c.mat4()):i);return t}(i,n);if(i.mesh&&function(e,t,i,s){const r=e.mesh;if(!r)return;const o=r.primitives.length;if(o>0)for(let e=0;e<o;e++){const o=r.primitives[e];if(o.mode<4)continue;const n={id:t.sceneModel.id+"."+t.numObjects++},a=o.material;a?(n.textureSetId=a._textureSetId,n.color=a._attributes.color,n.opacity=a._attributes.opacity,n.metallic=a._attributes.metallic,n.roughness=a._attributes.roughness):(n.color=new Float32Array([1,1,1]),n.opacity=1);const l=!1!==t.backfaces||a&&!1!==a.doubleSided;switch(o.mode){case 0:n.primitive="points";break;case 1:case 2:case 3:n.primitive="lines";break;default:n.primitive=l?"triangles":"solid"}const A=o.attributes.POSITION;if(!A)continue;n.localPositions=A.value,n.positions=new Float64Array(n.localPositions.length),o.attributes.NORMAL&&(n.normals=o.attributes.NORMAL.value),o.attributes.TEXCOORD_0&&(n.uv=o.attributes.TEXCOORD_0.value),o.indices&&(n.indices=o.indices.value),i?c.transformPositions3(i,n.localPositions,n.positions):n.positions.set(n.localPositions);const h=c.vec3();X(n.positions,n.positions,h)&&(n.origin=h),t.sceneModel.createMesh(n),s.push(n.id)}}(i,e,A,o),i.children&&t(i.children,s+1,A),l){if(o.length>0){const t=e.globalizeObjectIds?c.globalizeObjectId(e.sceneModel.id,l):l;e.sceneModel.createEntity({id:t,meshIds:o,isObject:!0}),e.autoMetaModel&&e.metaObjects.push({id:t,type:"Default",name:t,parent:e.sceneModel.id})}o=r.pop()}}))}(s,0,null)}(l),o.finalize(),r.autoMetaModel&&e.viewer.metaScene.createMetaModel(o.id,{metaObjects:l.metaObjects}),a.processes--,n()}))}function zB(e,t){if(!t.source||!t.source.image)return;const i="texture-"+e.nextId++;let s=1005;switch(t.sampler.minFilter){case 9728:s=1003;break;case 9729:s=1006;break;case 9984:s=1004;break;case 9985:s=1007;break;case 9986:s=1005;break;case 9987:s=1008}let r=1006;switch(t.sampler.magFilter){case 9728:r=1003;break;case 9729:r=1006}let o=1e3;switch(t.sampler.wrapS){case 33071:o=1001;break;case 33648:o=1002;break;case 10497:o=1e3}let n=1e3;switch(t.sampler.wrapT){case 33071:n=1001;break;case 33648:n=1002;break;case 10497:n=1e3}let a=1e3;switch(t.sampler.wrapR){case 33071:a=1001;break;case 33648:a=1002;break;case 10497:a=1e3}e.sceneModel.createTexture({id:i,image:t.source.image,flipY:!!t.flipY,minFilter:s,magFilter:r,wrapS:o,wrapT:n,wrapR:a,encoding:3001}),t._textureId=i}function WB(e,t){const i={};switch(t.normalTexture&&(i.normalTextureId=t.normalTexture.texture._textureId),t.occlusionTexture&&(i.occlusionTextureId=t.occlusionTexture.texture._textureId),t.emissiveTexture&&(i.emissiveTextureId=t.emissiveTexture.texture._textureId),t.alphaMode){case"OPAQUE":break;case"MASK":const e=t.alphaCutoff;i.alphaCutoff=void 0!==e?e:.5}const s=t.pbrMetallicRoughness;if(t.pbrMetallicRoughness){const r=t.pbrMetallicRoughness,o=r.baseColorTexture||r.colorTexture;o&&(o.texture?i.colorTextureId=o.texture._textureId:i.colorTextureId=e.gltfData.textures[o.index]._textureId),s.metallicRoughnessTexture&&(i.metallicRoughnessTextureId=s.metallicRoughnessTexture.texture._textureId)}const r=t.extensions;if(r){const t=r.KHR_materials_pbrSpecularGlossiness;if(t){t.specularTexture;const s=t.specularColorTexture;null!=s&&(i.colorTextureId=e.gltfData.textures[s.index]._textureId)}}return void 0!==i.normalTextureId||void 0!==i.occlusionTextureId||void 0!==i.emissiveTextureId||void 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ts(e,{id:e.id+"#"+r.id,origin:0!==s[0]||0!==s[1]||0!==s[2]?s:null,isObject:!0,geometry:h,material:A,pickable:!0});e.addChild(u)}}function ow(e,t,i){var s=new XMLHttpRequest;s.open("GET",e,!0),s.addEventListener("load",(function(e){var s=e.target.response;200===this.status?t&&t(s):0===this.status?(console.warn("loadFile: HTTP Status 0 received."),t&&t(s)):i&&i(e)}),!1),s.addEventListener("error",(function(e){i&&i(e)}),!1),s.send(null)}const nw=new Float64Array([0,0,1]),aw=new Float64Array(4);class lw{constructor(e){this.id=null,this._viewer=e.viewer,this._visible=!1,this._pos=c.vec3(),this._origin=c.vec3(),this._rtcPos=c.vec3(),this._baseDir=c.vec3(),this._rootNode=null,this._displayMeshes=null,this._affordanceMeshes=null,this._ignoreNextSectionPlaneDirUpdate=!1,this._createNodes(),this._bindEvents()}_setSectionPlane(e){this._sectionPlane&&(this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._onSectionPlanePos=null,this._onSectionPlaneDir=null,this._sectionPlane=null),e&&(this.id=e.id,this._setPos(e.pos),this._setDir(e.dir),this._sectionPlane=e,this._onSectionPlanePos=e.on("pos",(()=>{this._setPos(this._sectionPlane.pos)})),this._onSectionPlaneDir=e.on("dir",(()=>{this._ignoreNextSectionPlaneDirUpdate?this._ignoreNextSectionPlaneDirUpdate=!1:this._setDir(this._sectionPlane.dir)})))}get sectionPlane(){return this._sectionPlane}_setPos(e){this._pos.set(e),K(this._pos,this._origin,this._rtcPos),this._rootNode.origin=this._origin,this._rootNode.position=this._rtcPos}_setDir(e){this._baseDir.set(e),this._rootNode.quaternion=c.vec3PairToQuaternion(nw,e,aw)}_setSectionPlaneDir(e){this._sectionPlane&&(this._ignoreNextSectionPlaneDirUpdate=!0,this._sectionPlane.dir=e)}setVisible(e=!0){if(this._visible!==e){var t;for(t in this._visible=e,this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].visible=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].visible=e)}}getVisible(){return this._visible}setCulled(e){var t;for(t in this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].culled=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].culled=e)}_createNodes(){const e=!1,t=this._viewer.scene,i=.01;this._rootNode=new 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c.mulMat4(c.mulMat4(e,t,c.identityMat4()),i,c.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yCurveArrow2:s.addChild(new ts(s,{geometry:r.arrowHead,material:o.green,matrix:function(){const e=c.translateMat4c(.8,0,-.07,c.identityMat4()),t=c.scaleMat4v([.6,.6,.6],c.identityMat4()),i=c.rotationMat4v(90*c.DEGTORAD,[1,0,0],c.identityMat4());return c.mulMat4(c.mulMat4(e,t,c.identityMat4()),i,c.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurve:s.addChild(new ts(s,{geometry:r.curve,material:o.blue,matrix:c.rotationMat4v(180*c.DEGTORAD,[1,0,0],c.identityMat4()),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveHandle:s.addChild(new ts(s,{geometry:r.curveHandle,material:o.pickable,matrix:c.rotationMat4v(180*c.DEGTORAD,[1,0,0],c.identityMat4()),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveCurveArrow1:s.addChild(new ts(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=c.translateMat4c(.8,-.07,0,c.identityMat4()),t=c.scaleMat4v([.6,.6,.6],c.identityMat4());return c.mulMat4(e,t,c.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveArrow2:s.addChild(new ts(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=c.translateMat4c(.05,-.8,0,c.identityMat4()),t=c.scaleMat4v([.6,.6,.6],c.identityMat4()),i=c.rotationMat4v(90*c.DEGTORAD,[0,0,1],c.identityMat4());return c.mulMat4(c.mulMat4(e,t,c.identityMat4()),i,c.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),center:s.addChild(new ts(s,{geometry:new zt(s,rs({radius:.05})),material:o.center,pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisArrow:s.addChild(new ts(s,{geometry:r.arrowHead,material:o.red,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[0,0,1],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisArrowHandle:s.addChild(new ts(s,{geometry:r.arrowHeadHandle,material:o.pickable,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[0,0,1],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxis:s.addChild(new ts(s,{geometry:r.axis,material:o.red,matrix:function(){const e=c.translateMat4c(0,.5,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[0,0,1],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisHandle:s.addChild(new ts(s,{geometry:r.axisHandle,material:o.pickable,matrix:function(){const e=c.translateMat4c(0,.5,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[0,0,1],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrow:s.addChild(new ts(s,{geometry:r.arrowHead,material:o.green,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(180*c.DEGTORAD,[1,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrowHandle:s.addChild(new ts(s,{geometry:r.arrowHeadHandle,material:o.pickable,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(180*c.DEGTORAD,[1,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,opacity:.2,isObject:!1}),e),yShaft:s.addChild(new ts(s,{geometry:r.axis,material:o.green,position:[0,-.5,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yShaftHandle:s.addChild(new ts(s,{geometry:r.axisHandle,material:o.pickable,position:[0,-.5,0],pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:s.addChild(new ts(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[.8,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrowHandle:s.addChild(new ts(s,{geometry:r.arrowHeadHandle,material:o.pickable,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[.8,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zShaft:s.addChild(new ts(s,{geometry:r.axis,material:o.blue,matrix:function(){const 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ts(s,{geometry:r.hoop,material:o.red,highlighted:!0,highlightMaterial:o.highlightRed,matrix:function(){const e=c.rotationMat4v(90*c.DEGTORAD,[0,1,0],c.identityMat4()),t=c.rotationMat4v(270*c.DEGTORAD,[1,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yHoop:s.addChild(new ts(s,{geometry:r.hoop,material:o.green,highlighted:!0,highlightMaterial:o.highlightGreen,rotation:[-90,0,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zHoop:s.addChild(new ts(s,{geometry:r.hoop,material:o.blue,highlighted:!0,highlightMaterial:o.highlightBlue,matrix:c.rotationMat4v(180*c.DEGTORAD,[1,0,0],c.identityMat4()),pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xAxisArrow:s.addChild(new ts(s,{geometry:r.arrowHeadBig,material:o.red,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[0,0,1],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrow:s.addChild(new ts(s,{geometry:r.arrowHeadBig,material:o.green,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(180*c.DEGTORAD,[1,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:s.addChild(new ts(s,{geometry:r.arrowHeadBig,material:o.blue,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[.8,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e)}}_bindEvents(){const e=this;var t=!1;const i=-1,s=0,r=1,o=2,n=3,a=4,l=5,A=this._rootNode;var h=null,u=null;const d=c.vec2(),p=c.vec3([1,0,0]),f=c.vec3([0,1,0]),g=c.vec3([0,0,1]),m=this._viewer.scene.canvas.canvas,_=this._viewer.camera,v=this._viewer.scene;{const e=c.vec3([0,0,0]);let t=-1;this._onCameraViewMatrix=v.camera.on("viewMatrix",(()=>{})),this._onCameraProjMatrix=v.camera.on("projMatrix",(()=>{})),this._onSceneTick=v.on("tick",(()=>{const i=Math.abs(c.lenVec3(c.subVec3(v.camera.eye,this._pos,e)));if(i!==t&&"perspective"===_.projection){const e=.07*(Math.tan(_.perspective.fov*c.DEGTORAD)*i);A.scale=[e,e,e],t=i}if("ortho"===_.projection){const e=_.ortho.scale/10;A.scale=[e,e,e],t=i}}))}const b=function(){const e=new Float64Array(2);return function(t){if(t){for(var i=t.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-s,e[1]=t.pageY-r}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),y=function(){const t=c.mat4();return function(i,s){return c.quaternionToMat4(e._rootNode.quaternion,t),c.transformVec3(t,i,s),c.normalizeVec3(s),s}}();var x=function(){const e=c.vec3();return function(t){const i=Math.abs(t[0]);return i>Math.abs(t[1])&&i>Math.abs(t[2])?c.cross3Vec3(t,[0,1,0],e):c.cross3Vec3(t,[1,0,0],e),c.cross3Vec3(e,t,e),c.normalizeVec3(e),e}}();const B=function(){const t=c.vec3(),i=c.vec3(),s=c.vec4();return function(r,o,n){y(r,s);const a=x(s,o,n);P(o,a,t),P(n,a,i),c.subVec3(i,t);const l=c.dotVec3(i,s);e._pos[0]+=s[0]*l,e._pos[1]+=s[1]*l,e._pos[2]+=s[2]*l,e._rootNode.position=e._pos,e._sectionPlane&&(e._sectionPlane.pos=e._pos)}}();var w=function(){const t=c.vec4(),i=c.vec4(),s=c.vec4(),r=c.vec4();return function(o,n,a){y(o,r);if(!(P(n,r,t)&&P(a,r,i))){const e=x(r,n,a);P(n,e,t,1),P(a,e,i,1);var l=c.dotVec3(t,r);t[0]-=l*r[0],t[1]-=l*r[1],t[2]-=l*r[2],l=c.dotVec3(i,r),i[0]-=l*r[0],i[1]-=l*r[1],i[2]-=l*r[2]}c.normalizeVec3(t),c.normalizeVec3(i),l=c.dotVec3(t,i),l=c.clamp(l,-1,1);var A=Math.acos(l)*c.RADTODEG;c.cross3Vec3(t,i,s),c.dotVec3(s,r)<0&&(A=-A),e._rootNode.rotate(o,A),C()}}(),P=function(){const t=c.vec4([0,0,0,1]),i=c.mat4();return function(s,r,o,n){n=n||0,t[0]=s[0]/m.width*2-1,t[1]=-(s[1]/m.height*2-1),t[2]=0,t[3]=1,c.mulMat4(_.projMatrix,_.viewMatrix,i),c.inverseMat4(i),c.transformVec4(i,t,t),c.mulVec4Scalar(t,1/t[3]);var a=_.eye;c.subVec4(t,a,t);const l=e._sectionPlane.pos;var A=-c.dotVec3(l,r)-n,h=c.dotVec3(r,t);if(Math.abs(h)>.005){var u=-(c.dotVec3(r,a)+A)/h;return c.mulVec3Scalar(t,u,o),c.addVec3(o,a),c.subVec3(o,l,o),!0}return!1}}();const C=function(){const t=c.vec3(),i=c.mat4();return function(){e.sectionPlane&&(c.quaternionToMat4(A.quaternion,i),c.transformVec3(i,[0,0,1],t),e._setSectionPlaneDir(t))}}();var M,E=!1;this._onCameraControlHover=this._viewer.cameraControl.on("hoverEnter",(e=>{if(!this._visible)return;if(E)return;var A;t=!1,M&&(M.visible=!1);switch(e.entity.id){case this._displayMeshes.xAxisArrowHandle.id:case this._displayMeshes.xAxisHandle.id:A=this._affordanceMeshes.xAxisArrow,h=s;break;case this._displayMeshes.yAxisArrowHandle.id:case this._displayMeshes.yShaftHandle.id:A=this._affordanceMeshes.yAxisArrow,h=r;break;case this._displayMeshes.zAxisArrowHandle.id:case this._displayMeshes.zAxisHandle.id:A=this._affordanceMeshes.zAxisArrow,h=o;break;case this._displayMeshes.xCurveHandle.id:A=this._affordanceMeshes.xHoop,h=n;break;case this._displayMeshes.yCurveHandle.id:A=this._affordanceMeshes.yHoop,h=a;break;case this._displayMeshes.zCurveHandle.id:A=this._affordanceMeshes.zHoop,h=l;break;default:return void(h=i)}A&&(A.visible=!0),M=A,t=!0})),this._onCameraControlHoverLeave=this._viewer.cameraControl.on("hoverOutEntity",(e=>{this._visible&&(M&&(M.visible=!1),M=null,h=i)})),m.addEventListener("mousedown",this._canvasMouseDownListener=e=>{if(e.preventDefault(),this._visible&&t&&(this._viewer.cameraControl.pointerEnabled=!1,1===e.which)){E=!0;var i=b(e);u=h,d[0]=i[0],d[1]=i[1]}}),m.addEventListener("mousemove",this._canvasMouseMoveListener=e=>{if(!this._visible)return;if(!E)return;var t=b(e);const i=t[0],A=t[1];switch(u){case s:B(p,d,t);break;case r:B(f,d,t);break;case o:B(g,d,t);break;case n:w(p,d,t);break;case a:w(f,d,t);break;case l:w(g,d,t)}d[0]=i,d[1]=A}),m.addEventListener("mouseup",this._canvasMouseUpListener=e=>{this._visible&&(this._viewer.cameraControl.pointerEnabled=!0,E&&(e.which,E=!1,t=!1))}),m.addEventListener("wheel",this._canvasWheelListener=e=>{if(this._visible)Math.max(-1,Math.min(1,40*-e.deltaY))})}_destroy(){this._unbindEvents(),this._destroyNodes()}_unbindEvents(){const e=this._viewer,t=e.scene,i=t.canvas.canvas,s=e.camera,r=e.cameraControl;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),s.off(this._onCameraViewMatrix),s.off(this._onCameraProjMatrix),r.off(this._onCameraControlHover),r.off(this._onCameraControlHoverLeave)}_destroyNodes(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}class Aw{constructor(e,t,i){this.id=i.id,this._sectionPlane=i,this._mesh=new ts(t,{id:i.id,geometry:new zt(t,Wt({xSize:.5,ySize:.5,zSize:.001})),material:new Yt(t,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new ei(t,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new qt(t,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new qt(t,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});{const e=c.vec3([0,0,0]),t=c.vec3(),i=c.vec3([0,0,1]),s=c.vec4(4),r=c.vec3(),o=()=>{const o=this._sectionPlane.scene.center,n=[-this._sectionPlane.dir[0],-this._sectionPlane.dir[1],-this._sectionPlane.dir[2]];c.subVec3(o,this._sectionPlane.pos,e);const a=-c.dotVec3(n,e);c.normalizeVec3(n),c.mulVec3Scalar(n,a,t);const l=c.vec3PairToQuaternion(i,this._sectionPlane.dir,s);r[0]=.1*t[0],r[1]=.1*t[1],r[2]=.1*t[2],this._mesh.quaternion=l,this._mesh.position=r};this._onSectionPlanePos=this._sectionPlane.on("pos",o),this._onSectionPlaneDir=this._sectionPlane.on("dir",o)}this._highlighted=!1,this._selected=!1}setHighlighted(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}getHighlighted(){return this._highlighted}setSelected(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}getSelected(){return this._selected}destroy(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}class hw{constructor(e,t){if(!(t.onHoverEnterPlane&&t.onHoverLeavePlane&&t.onClickedNothing&&t.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=e,this._viewer=e.viewer,this._onHoverEnterPlane=t.onHoverEnterPlane,this._onHoverLeavePlane=t.onHoverLeavePlane,this._onClickedNothing=t.onClickedNothing,this._onClickedPlane=t.onClickedPlane,this._visible=!0,this._planes={},this._canvas=t.overviewCanvas,this._scene=new hi(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new St(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new St(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new St(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;{const e=this._scene.camera,t=c.rotationMat4c(-90*c.DEGTORAD,1,0,0),i=c.vec3(),s=c.vec3(),r=c.vec3();this._synchCamera=()=>{const o=this._viewer.camera.eye,n=this._viewer.camera.look,a=this._viewer.camera.up;c.mulVec3Scalar(c.normalizeVec3(c.subVec3(o,n,i)),7),this._zUp?(c.transformVec3(t,i,s),c.transformVec3(t,a,r),e.look=[0,0,0],e.eye=c.transformVec3(t,i,s),e.up=c.transformPoint3(t,a,r)):(e.look=[0,0,0],e.eye=i,e.up=a)}}this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(e=>{this._scene.camera.perspective.fov=e}));var i=null;this._onInputMouseMove=this._scene.input.on("mousemove",(e=>{const t=this._scene.pick({canvasPos:e});if(t){if(!i||t.entity.id!==i.id){if(i){this._planes[i.id]&&this._onHoverLeavePlane(i.id)}i=t.entity;this._planes[i.id]&&this._onHoverEnterPlane(i.id)}}else i&&(this._onHoverLeavePlane(i.id),i=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=()=>{if(i){this._planes[i.id]&&this._onClickedPlane(i.id)}else this._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=()=>{i&&(this._onHoverLeavePlane(i.id),i=null)}),this.setVisible(t.overviewVisible)}addSectionPlane(e){this._planes[e.id]=new Aw(this,this._scene,e)}setPlaneHighlighted(e,t){const i=this._planes[e];i&&i.setHighlighted(t)}setPlaneSelected(e,t){const i=this._planes[e];i&&i.setSelected(t)}removeSectionPlane(e){const t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}setVisible(e=!0){this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}getVisible(){return this._visible}destroy(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}const cw=c.AABB3(),uw=c.vec3();class dw{constructor(e,t,i,s,r,o){this.plugin=e,this.storeyId=r,this.modelId=s,this.storeyAABB=i.slice(),this.aabb=this.storeyAABB,this.modelAABB=t.slice(),this.numObjects=o}}class pw{constructor(e,t,i,s,r,o){this.storeyId=e,this.imageData=t,this.format=i,this.width=s,this.height=r}}const fw=c.vec3(),gw=c.mat4();const mw=new Float64Array([0,0,1]),_w=new Float64Array(4);class vw{constructor(e){this.id=null,this._viewer=e.viewer,this._plugin=e,this._visible=!1,this._pos=c.vec3(),this._origin=c.vec3(),this._rtcPos=c.vec3(),this._baseDir=c.vec3(),this._rootNode=null,this._displayMeshes=null,this._affordanceMeshes=null,this._ignoreNextSectionPlaneDirUpdate=!1,this._createNodes(),this._bindEvents()}_setSectionPlane(e){this._sectionPlane&&(this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._onSectionPlanePos=null,this._onSectionPlaneDir=null,this._sectionPlane=null),e&&(this.id=e.id,this._setPos(e.pos),this._setDir(e.dir),this._sectionPlane=e,this._onSectionPlanePos=e.on("pos",(()=>{this._setPos(this._sectionPlane.pos)})),this._onSectionPlaneDir=e.on("dir",(()=>{this._ignoreNextSectionPlaneDirUpdate?this._ignoreNextSectionPlaneDirUpdate=!1:this._setDir(this._sectionPlane.dir)})))}get sectionPlane(){return this._sectionPlane}_setPos(e){this._pos.set(e),K(this._pos,this._origin,this._rtcPos),this._rootNode.origin=this._origin,this._rootNode.position=this._rtcPos}_setDir(e){this._baseDir.set(e),this._rootNode.quaternion=c.vec3PairToQuaternion(mw,e,_w)}_setSectionPlaneDir(e){this._sectionPlane&&(this._ignoreNextSectionPlaneDirUpdate=!0,this._sectionPlane.dir=e)}setVisible(e=!0){if(this._visible!==e){var t;for(t in this._visible=e,this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].visible=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].visible=e)}}getVisible(){return this._visible}setCulled(e){var t;for(t in this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].culled=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].culled=e)}_createNodes(){const e=!1,t=this._viewer.scene,i=.01;this._rootNode=new ms(t,{position:[0,0,0],scale:[5,5,5]});const s=this._rootNode,r={arrowHead:new zt(s,ss({radiusTop:.001,radiusBottom:.07,radialSegments:32,heightSegments:1,height:.2,openEnded:!1})),arrowHeadBig:new zt(s,ss({radiusTop:.001,radiusBottom:.09,radialSegments:32,heightSegments:1,height:.25,openEnded:!1})),axis:new zt(s,ss({radiusTop:i,radiusBottom:i,radialSegments:20,heightSegments:1,height:1,openEnded:!1}))},o={red:new Yt(s,{diffuse:[1,0,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),green:new Yt(s,{diffuse:[0,1,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),blue:new Yt(s,{diffuse:[0,0,1],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightRed:new qt(s,{edges:!1,fill:!0,fillColor:[1,0,0],fillAlpha:.6})};this._displayMeshes={plane:s.addChild(new ts(s,{geometry:new zt(s,{primitive:"triangles",positions:[.5,.5,0,.5,-.5,0,-.5,-.5,0,-.5,.5,0,.5,.5,-0,.5,-.5,-0,-.5,-.5,-0,-.5,.5,-0],indices:[0,1,2,2,3,0]}),material:new Yt(s,{emissive:[0,0,0],diffuse:[0,0,0],backfaces:!0}),opacity:.6,ghosted:!0,pickable:!1,collidable:!0,clippable:!1,visible:!1,scale:[2.4,2.4,1]}),e),planeFrame:s.addChild(new ts(s,{geometry:new zt(s,Vs({center:[0,0,0],radius:1.7,tube:.02,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new Yt(s,{emissive:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],shininess:0}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,.1],rotation:[0,0,45]}),e),center:s.addChild(new ts(s,{geometry:new zt(s,rs({radius:.05})),material:o.center,pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zAxisArrow:s.addChild(new ts(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[.8,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zShaft:s.addChild(new ts(s,{geometry:r.axis,material:o.blue,matrix:function(){const e=c.translateMat4c(0,.5,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[1,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),clippable:!1,pickable:!1,collidable:!0,visible:!1}),e)},this._affordanceMeshes={planeFrame:s.addChild(new ts(s,{geometry:new zt(s,Vs({center:[0,0,0],radius:2,tube:i,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new Yt(s,{ambient:[1,1,1],diffuse:[0,0,0],emissive:[1,1,0]}),highlighted:!0,highlightMaterial:new qt(s,{edges:!1,filled:!0,fillColor:[1,1,0],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,1],rotation:[0,0,45]}),e),zAxisArrow:s.addChild(new ts(s,{geometry:r.arrowHeadBig,material:o.blue,matrix:function(){const e=c.translateMat4c(0,1.1,0,c.identityMat4()),t=c.rotationMat4v(-90*c.DEGTORAD,[.8,0,0],c.identityMat4());return c.mulMat4(t,e,c.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e)}}_bindEvents(){const e=this._rootNode,t=c.vec2(),i=this._viewer.camera,s=this._viewer.scene;let r=0,o=!1;{const t=c.vec3([0,0,0]);let n=-1;this._onCameraViewMatrix=s.camera.on("viewMatrix",(()=>{})),this._onCameraProjMatrix=s.camera.on("projMatrix",(()=>{})),this._onSceneTick=s.on("tick",(()=>{o=!1;const l=Math.abs(c.lenVec3(c.subVec3(s.camera.eye,this._pos,t)));if(l!==n&&"perspective"===i.projection){const t=.07*(Math.tan(i.perspective.fov*c.DEGTORAD)*l);e.scale=[t,t,t],n=l}if("ortho"===i.projection){const t=i.ortho.scale/10;e.scale=[t,t,t],n=l}0!==r&&(a(r),r=0)}))}const n=function(){const e=new Float64Array(2);return function(t){if(t){for(var i=t.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-s,e[1]=t.pageY-r}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),a=e=>{const t=this._sectionPlane.pos,i=this._sectionPlane.dir;c.addVec3(t,c.mulVec3Scalar(i,.1*e*this._plugin.getDragSensitivity(),c.vec3())),this._sectionPlane.pos=t};{let e=!1;this._plugin._controlElement.addEventListener("mousedown",this._canvasMouseDownListener=i=>{if(i.preventDefault(),this._visible&&(this._viewer.cameraControl.pointerEnabled=!1,1===i.which)){e=!0;var s=n(i);t[0]=s[0],t[1]=s[1]}}),this._plugin._controlElement.addEventListener("mousemove",this._canvasMouseMoveListener=i=>{if(!this._visible)return;if(!e)return;if(o)return;var s=n(i);const r=s[0],l=s[1];a(l-t[1]),t[0]=r,t[1]=l}),this._plugin._controlElement.addEventListener("mouseup",this._canvasMouseUpListener=t=>{this._visible&&(this._viewer.cameraControl.pointerEnabled=!0,e&&(t.which,e=!1))}),this._plugin._controlElement.addEventListener("wheel",this._canvasWheelListener=e=>{this._visible&&(r+=Math.max(-1,Math.min(1,40*-e.deltaY)))})}{let e,t,i=null;this._plugin._controlElement.addEventListener("touchstart",this._handleTouchStart=t=>{t.stopPropagation(),t.preventDefault(),this._visible&&(e=t.touches[0].clientY,i=e,r=0)}),this._plugin._controlElement.addEventListener("touchmove",this._handleTouchMove=e=>{e.stopPropagation(),e.preventDefault(),this._visible&&(o||(o=!0,t=e.touches[0].clientY,null!==i&&(r+=t-i),i=t))}),this._plugin._controlElement.addEventListener("touchend",this._handleTouchEnd=i=>{i.stopPropagation(),i.preventDefault(),this._visible&&(e=null,t=null,r=0)})}}_destroy(){this._unbindEvents(),this._destroyNodes()}_unbindEvents(){const e=this._viewer,t=e.scene,i=t.canvas.canvas,s=e.camera,r=this._plugin._controlElement;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),r.removeEventListener("touchstart",this._handleTouchStart),r.removeEventListener("touchmove",this._handleTouchMove),r.removeEventListener("touchend",this._handleTouchEnd),s.off(this._onCameraViewMatrix),s.off(this._onCameraProjMatrix)}_destroyNodes(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}class bw{constructor(e,t,i){this.id=i.id,this._sectionPlane=i,this._mesh=new ts(t,{id:i.id,geometry:new zt(t,Wt({xSize:.5,ySize:.5,zSize:.001})),material:new Yt(t,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new ei(t,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new qt(t,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new qt(t,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});{const e=c.vec3([0,0,0]),t=c.vec3(),i=c.vec3([0,0,1]),s=c.vec4(4),r=c.vec3(),o=()=>{const o=this._sectionPlane.scene.center,n=[-this._sectionPlane.dir[0],-this._sectionPlane.dir[1],-this._sectionPlane.dir[2]];c.subVec3(o,this._sectionPlane.pos,e);const a=-c.dotVec3(n,e);c.normalizeVec3(n),c.mulVec3Scalar(n,a,t);const l=c.vec3PairToQuaternion(i,this._sectionPlane.dir,s);r[0]=.1*t[0],r[1]=.1*t[1],r[2]=.1*t[2],this._mesh.quaternion=l,this._mesh.position=r};this._onSectionPlanePos=this._sectionPlane.on("pos",o),this._onSectionPlaneDir=this._sectionPlane.on("dir",o)}this._highlighted=!1,this._selected=!1}setHighlighted(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}getHighlighted(){return this._highlighted}setSelected(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}getSelected(){return this._selected}destroy(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}class yw{constructor(e,t){if(!(t.onHoverEnterPlane&&t.onHoverLeavePlane&&t.onClickedNothing&&t.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=e,this._viewer=e.viewer,this._onHoverEnterPlane=t.onHoverEnterPlane,this._onHoverLeavePlane=t.onHoverLeavePlane,this._onClickedNothing=t.onClickedNothing,this._onClickedPlane=t.onClickedPlane,this._visible=!0,this._planes={},this._canvas=t.overviewCanvas,this._scene=new hi(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new St(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new St(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new St(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;{const e=this._scene.camera,t=c.rotationMat4c(-90*c.DEGTORAD,1,0,0),i=c.vec3(),s=c.vec3(),r=c.vec3();this._synchCamera=()=>{const o=this._viewer.camera.eye,n=this._viewer.camera.look,a=this._viewer.camera.up;c.mulVec3Scalar(c.normalizeVec3(c.subVec3(o,n,i)),7),this._zUp?(c.transformVec3(t,i,s),c.transformVec3(t,a,r),e.look=[0,0,0],e.eye=c.transformVec3(t,i,s),e.up=c.transformPoint3(t,a,r)):(e.look=[0,0,0],e.eye=i,e.up=a)}}this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(e=>{this._scene.camera.perspective.fov=e}));var i=null;this._onInputMouseMove=this._scene.input.on("mousemove",(e=>{const t=this._scene.pick({canvasPos:e});if(t){if(!i||t.entity.id!==i.id){if(i){this._planes[i.id]&&this._onHoverLeavePlane(i.id)}i=t.entity;this._planes[i.id]&&this._onHoverEnterPlane(i.id)}}else i&&(this._onHoverLeavePlane(i.id),i=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=()=>{if(i){this._planes[i.id]&&this._onClickedPlane(i.id)}else this._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=()=>{i&&(this._onHoverLeavePlane(i.id),i=null)}),this.setVisible(t.overviewVisible)}addSectionPlane(e){this._planes[e.id]=new bw(this,this._scene,e)}setPlaneHighlighted(e,t){const i=this._planes[e];i&&i.setHighlighted(t)}setPlaneSelected(e,t){const i=this._planes[e];i&&i.setSelected(t)}removeSectionPlane(e){const t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}setVisible(e=!0){this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}getVisible(){return this._visible}destroy(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}const xw=c.AABB3(),Bw=c.vec3();class ww{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getSTL(e,t,i){e=this._cacheBusterURL(e);const s=new XMLHttpRequest;s.overrideMimeType("application/json"),s.open("GET",e,!0),s.responseType="arraybuffer",s.onreadystatechange=function(){4===s.readyState&&(200===s.status?t(s.response):i(s.statusText))},s.send(null)}}const Pw=c.vec3();class Cw{load(e,t,i,s,r,o){s=s||{};const n=e.viewer.scene.canvas.spinner;n.processes++,e.dataSource.getSTL(i,(function(i){!function(e,t,i,s){try{const r=Sw(i);Mw(r)?Ew(e,r,t,s):Fw(e,Dw(i),t,s)}catch(e){t.fire("error",e)}}(e,t,i,s);try{const o=Sw(i);Mw(o)?Ew(e,o,t,s):Fw(e,Dw(i),t,s),n.processes--,M.scheduleTask((function(){t.fire("loaded",!0,!1)})),r&&r()}catch(i){n.processes--,e.error(i),o&&o(i),t.fire("error",i)}}),(function(i){n.processes--,e.error(i),o&&o(i),t.fire("error",i)}))}parse(e,t,i,s){const r=e.viewer.scene.canvas.spinner;r.processes++;try{const o=Sw(i);Mw(o)?Ew(e,o,t,s):Fw(e,Dw(i),t,s),r.processes--,M.scheduleTask((function(){t.fire("loaded",!0,!1)}))}catch(e){r.processes--,t.fire("error",e)}}}function Mw(e){const t=new DataView(e);if(84+50*t.getUint32(80,!0)===t.byteLength)return!0;const i=[115,111,108,105,100];for(var s=0;s<5;s++)if(i[s]!==t.getUint8(s,!1))return!0;return!1}function Ew(e,t,i,s){const r=new DataView(t),o=r.getUint32(80,!0);let n,a,l,A,h,c,u,d=!1,p=null,f=null,g=null,m=!1;for(let e=0;e<70;e++)1129270351===r.getUint32(e,!1)&&82===r.getUint8(e+4)&&61===r.getUint8(e+5)&&(d=!0,A=[],h=r.getUint8(e+6)/255,c=r.getUint8(e+7)/255,u=r.getUint8(e+8)/255,r.getUint8(e+9));const _=new ys(i,{roughness:.5});let v=[],b=[],y=s.splitMeshes;for(let e=0;e<o;e++){let t=84+50*e,o=r.getFloat32(t,!0),x=r.getFloat32(t+4,!0),B=r.getFloat32(t+8,!0);if(d){let e=r.getUint16(t+48,!0);0==(32768&e)?(n=(31&e)/31,a=(e>>5&31)/31,l=(e>>10&31)/31):(n=h,a=c,l=u),(y&&n!==p||a!==f||l!==g)&&(null!==p&&(m=!0),p=n,f=a,g=l)}for(let e=1;e<=3;e++){let i=t+12*e;v.push(r.getFloat32(i,!0)),v.push(r.getFloat32(i+4,!0)),v.push(r.getFloat32(i+8,!0)),b.push(o,x,B),d&&A.push(n,a,l,1)}y&&m&&(Iw(i,v,b,A,_,s),v=[],b=[],A=A?[]:null,m=!1)}v.length>0&&Iw(i,v,b,A,_,s)}function Fw(e,t,i,s){const r=/facet([\s\S]*?)endfacet/g;let o=0;const n=/[\s]+([+-]?(?:\d+.\d+|\d+.|\d+|.\d+)(?:[eE][+-]?\d+)?)/.source,a=new RegExp("vertex"+n+n+n,"g"),l=new RegExp("normal"+n+n+n,"g"),A=[],h=[];let c,u,d,p,f,g,m;for(;null!==(p=r.exec(t));){for(f=0,g=0,m=p[0];null!==(p=l.exec(m));)c=parseFloat(p[1]),u=parseFloat(p[2]),d=parseFloat(p[3]),g++;for(;null!==(p=a.exec(m));)A.push(parseFloat(p[1]),parseFloat(p[2]),parseFloat(p[3])),h.push(c,u,d),f++;1!==g&&e.error("Error in normal of face "+o),3!==f&&e.error("Error in positions of face "+o),o++}Iw(i,A,h,null,new ys(i,{roughness:.5}),s)}function Iw(e,t,i,s,r,o){const n=new Int32Array(t.length/3);for(let e=0,t=n.length;e<t;e++)n[e]=e;i=i&&i.length>0?i:null,s=s&&s.length>0?s:null,o.smoothNormals&&c.faceToVertexNormals(t,i,o);const a=Pw;X(t,t,a);const l=new zt(e,{primitive:"triangles",positions:t,normals:i,colors:s,indices:n}),A=new ts(e,{origin:0!==a[0]||0!==a[1]||0!==a[2]?a:null,geometry:l,material:r,edges:o.edges});e.addChild(A)}function Dw(e){return"string"!=typeof e?function(e){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(e);let t="";for(let i=0,s=e.length;i<s;i++)t+=String.fromCharCode(e[i]);return decodeURIComponent(escape(t))}(new Uint8Array(e)):e}function Sw(e){if("string"==typeof e){const t=new Uint8Array(e.length);for(let i=0;i<e.length;i++)t[i]=255&e.charCodeAt(i);return t.buffer||t}return e}class Tw{createRootNode(){return document.createElement("ul")}createNodeElement(e,t,i,s,r){const o=document.createElement("li");if(o.id=e.nodeId,e.xrayed&&o.classList.add("xrayed-node"),e.children.length>0){const i=document.createElement("a");i.href="#",i.id=`switch-${e.nodeId}`,i.textContent="+",i.classList.add("plus"),t&&i.addEventListener("click",t),o.appendChild(i)}const n=document.createElement("input");n.id=`checkbox-${e.nodeId}`,n.type="checkbox",n.checked=e.checked,n.style["pointer-events"]="all",i&&n.addEventListener("change",i),o.appendChild(n);const a=document.createElement("span");return a.textContent=e.title,o.appendChild(a),s&&(a.oncontextmenu=s),r&&(a.onclick=r),o}createDisabledNodeElement(e){const t=document.createElement("li"),i=document.createElement("a");i.href="#",i.textContent="!",i.classList.add("warn"),i.classList.add("warning"),t.appendChild(i);const s=document.createElement("span");return s.textContent=e,t.appendChild(s),t}addChildren(e,t){const i=document.createElement("ul");t.forEach((e=>{i.appendChild(e)})),e.parentElement.appendChild(i)}expand(e,t,i){e.classList.remove("plus"),e.classList.add("minus"),e.textContent="-",e.removeEventListener("click",t),e.addEventListener("click",i)}collapse(e,t,i){if(!e)return;const s=e.parentElement;if(!s)return;const r=s.querySelector("ul");r&&(s.removeChild(r),e.classList.remove("minus"),e.classList.add("plus"),e.textContent="+",e.removeEventListener("click",i),e.addEventListener("click",t))}isExpanded(e){return void 0!==e.parentElement.getElementsByTagName("li")[0]}getId(e){return e.parentElement.id}getIdFromCheckbox(e){return e.id.replace("checkbox-","")}getSwitchElement(e){return document.getElementById(`switch-${e}`)}isChecked(e){return e.checked}setCheckbox(e,t,i=!1){const s=document.getElementById(`checkbox-${e}`);s&&(t!==s.checked&&(s.checked=t),i!==s.indeterminate&&(s.indeterminate=i,i&&(s.checked=!1)))}setXRayed(e,t){const i=document.getElementById(e);i&&(t?i.classList.add("xrayed-node"):i.classList.remove("xrayed-node"))}setHighlighted(e,t){const i=document.getElementById(e);i&&(t?(i.scrollIntoView({block:"center"}),i.classList.add("highlighted-node")):i.classList.remove("highlighted-node"))}}const Rw=[];class Lw{constructor(e){this._scene=e,this._objects=[],this._objectsViewCulled=[],this._objectsDetailCulled=[],this._objectsChanged=[],this._objectsChangedList=[],this._modelInfos={},this._numObjects=0,this._lenObjectsChangedList=0,this._dirty=!0,this._onModelLoaded=e.on("modelLoaded",(t=>{const i=e.models[t];i&&this._addModel(i)})),this._onTick=e.on("tick",(()=>{this._dirty&&this._build(),this._applyChanges()}))}_addModel(e){const t={model:e,onDestroyed:e.on("destroyed",(()=>{this._removeModel(e)}))};this._modelInfos[e.id]=t,this._dirty=!0}_removeModel(e){const t=this._modelInfos[e.id];t&&(t.model.off(t.onDestroyed),delete this._modelInfos[e.id],this._dirty=!0)}_build(){if(!this._dirty)return;this._applyChanges();const e=this._scene.objects;for(let e=0;e<this._numObjects;e++)this._objects[e]=null;this._numObjects=0;for(let t in e){const i=e[t];this._objects[this._numObjects++]=i}this._lenObjectsChangedList=0,this._dirty=!1}_applyChanges(){if(this._lenObjectsChangedList>0){for(let e=0;e<this._lenObjectsChangedList;e++){const t=this._objectsChangedList[e],i=this._objects[t],s=this._objectsViewCulled[t],r=this._objectsDetailCulled[t],o=s||r;i.culled=o,this._objectsChanged[t]=!1}this._lenObjectsChangedList=0}}get objects(){return this._dirty&&this._build(),this._objects}get numObjects(){return this._dirty&&this._build(),this._numObjects}setObjectViewCulled(e,t){this._dirty&&this._build(),this._objectsViewCulled[e]!==t&&(this._objectsViewCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}setObjectDetailCulled(e,t){this._dirty&&this._build(),this._objectsDetailCulled[e]!==t&&(this._objectsDetailCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}_destroy(){this._clear(),this._scene.off(this._onModelLoaded),this._scene.off(this._onTick)}_clear(){for(let e in this._modelInfos){const t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._dirty=!0}}const Uw={};const Ow=new Float32Array(3);class kw{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return 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+/*! pako 2.1.0 https://github.com/nodeca/pako @license (MIT AND Zlib) */!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?t(exports):"function"==typeof define&&define.amd?define(["exports"],t):t((e="undefined"!=typeof globalThis?globalThis:e||self).pako={})}(void 0,(function(e){function t(e){let t=e.length;for(;--t>=0;)e[t]=0}const i=new Uint8Array([0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0]),s=new Uint8Array([0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13]),r=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,3,7]),o=new Uint8Array([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]),n=new Array(576);t(n);const a=new Array(60);t(a);const l=new Array(512);t(l);const A=new Array(256);t(A);const h=new Array(29);t(h);const c=new Array(30);function u(e,t,i,s,r){this.static_tree=e,this.extra_bits=t,this.extra_base=i,this.elems=s,this.max_length=r,this.has_stree=e&&e.length}let d,p,f;function 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r;for(v(e,t-257,5),v(e,i-1,5),v(e,s-4,4),r=0;r<s;r++)v(e,e.bl_tree[2*o[r]+1],3);I(e,e.dyn_ltree,t-1),I(e,e.dyn_dtree,i-1)})(e,e.l_desc.max_code+1,e.d_desc.max_code+1,A+1),M(e,e.dyn_ltree,e.dyn_dtree)),B(e),s&&w(e)},_tr_tally:(e,t,i)=>(e.pending_buf[e.sym_buf+e.sym_next++]=t,e.pending_buf[e.sym_buf+e.sym_next++]=t>>8,e.pending_buf[e.sym_buf+e.sym_next++]=i,0===t?e.dyn_ltree[2*i]++:(e.matches++,t--,e.dyn_ltree[2*(A[i]+256+1)]++,e.dyn_dtree[2*m(t)]++),e.sym_next===e.sym_end),_tr_align:e=>{v(e,2,3),b(e,256,n),(e=>{16===e.bi_valid?(_(e,e.bi_buf),e.bi_buf=0,e.bi_valid=0):e.bi_valid>=8&&(e.pending_buf[e.pending++]=255&e.bi_buf,e.bi_buf>>=8,e.bi_valid-=8)})(e)}},R=(e,t,i,s)=>{let r=65535&e|0,o=e>>>16&65535|0,n=0;for(;0!==i;){n=i>2e3?2e3:i,i-=n;do{r=r+t[s++]|0,o=o+r|0}while(--n);r%=65521,o%=65521}return r|o<<16|0};const L=new Uint32Array((()=>{let e,t=[];for(var i=0;i<256;i++){e=i;for(var s=0;s<8;s++)e=1&e?3988292384^e>>>1:e>>>1;t[i]=e}return t})());var U=(e,t,i,s)=>{const 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t,i,s,r=e.w_size;t=e.hash_size,s=t;do{i=e.head[--s],e.head[s]=i>=r?i-r:0}while(--t);t=r,s=t;do{i=e.prev[--s],e.prev[s]=i>=r?i-r:0}while(--t)};let me=(e,t,i)=>(t<<e.hash_shift^i)&e.hash_mask;const _e=e=>{const t=e.state;let i=t.pending;i>e.avail_out&&(i=e.avail_out),0!==i&&(e.output.set(t.pending_buf.subarray(t.pending_out,t.pending_out+i),e.next_out),e.next_out+=i,t.pending_out+=i,e.total_out+=i,e.avail_out-=i,t.pending-=i,0===t.pending&&(t.pending_out=0))},ve=(e,t)=>{V(e,e.block_start>=0?e.block_start:-1,e.strstart-e.block_start,t),e.block_start=e.strstart,_e(e.strm)},be=(e,t)=>{e.pending_buf[e.pending++]=t},ye=(e,t)=>{e.pending_buf[e.pending++]=t>>>8&255,e.pending_buf[e.pending++]=255&t},xe=(e,t,i,s)=>{let r=e.avail_in;return r>s&&(r=s),0===r?0:(e.avail_in-=r,t.set(e.input.subarray(e.next_in,e.next_in+r),i),1===e.state.wrap?e.adler=R(e.adler,t,r,i):2===e.state.wrap&&(e.adler=U(e.adler,t,r,i)),e.next_in+=r,e.total_in+=r,r)},Be=(e,t)=>{let 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i,s,r,o=e.pending_buf_size-5>e.w_size?e.w_size:e.pending_buf_size-5,n=0,a=e.strm.avail_in;do{if(i=65535,r=e.bi_valid+42>>3,e.strm.avail_out<r)break;if(r=e.strm.avail_out-r,s=e.strstart-e.block_start,i>s+e.strm.avail_in&&(i=s+e.strm.avail_in),i>r&&(i=r),i<o&&(0===i&&t!==K||t===G||i!==s+e.strm.avail_in))break;n=t===K&&i===s+e.strm.avail_in?1:0,Q(e,0,0,n),e.pending_buf[e.pending-4]=i,e.pending_buf[e.pending-3]=i>>8,e.pending_buf[e.pending-2]=~i,e.pending_buf[e.pending-1]=~i>>8,_e(e.strm),s&&(s>i&&(s=i),e.strm.output.set(e.window.subarray(e.block_start,e.block_start+s),e.strm.next_out),e.strm.next_out+=s,e.strm.avail_out-=s,e.strm.total_out+=s,e.block_start+=s,i-=s),i&&(xe(e.strm,e.strm.output,e.strm.next_out,i),e.strm.next_out+=i,e.strm.avail_out-=i,e.strm.total_out+=i)}while(0===n);return 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ot(e){this.options=Ve({level:it,method:rt,chunkSize:16384,windowBits:15,memLevel:8,strategy:st},e||{});let t=this.options;t.raw&&t.windowBits>0?t.windowBits=-t.windowBits:t.gzip&&t.windowBits>0&&t.windowBits<16&&(t.windowBits+=16),this.err=0,this.msg="",this.ended=!1,this.chunks=[],this.strm=new Xe,this.strm.avail_out=0;let i=Le(this.strm,t.level,t.method,t.windowBits,t.memLevel,t.strategy);if(i!==et)throw new Error(O[i]);if(t.header&&Ue(this.strm,t.header),t.dictionary){let e;if(e="string"==typeof t.dictionary?ze(t.dictionary):"[object ArrayBuffer]"===Je.call(t.dictionary)?new Uint8Array(t.dictionary):t.dictionary,i=Ne(this.strm,e),i!==et)throw new Error(O[i]);this._dict_set=!0}}function nt(e,t){const i=new ot(t);if(i.push(e,!0),i.err)throw i.msg||O[i.err];return i.result}ot.prototype.push=function(e,t){const i=this.strm,s=this.options.chunkSize;let r,o;if(this.ended)return!1;for(o=t===~~t?t:!0===t?$e:Ye,"string"==typeof e?i.input=ze(e):"[object ArrayBuffer]"===Je.call(e)?i.input=new 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C=e.state;i=e.next_in,w=e.input,s=i+(e.avail_in-5),r=e.next_out,P=e.output,o=r-(t-e.avail_out),n=r+(e.avail_out-257),a=C.dmax,l=C.wsize,A=C.whave,h=C.wnext,c=C.window,u=C.hold,d=C.bits,p=C.lencode,f=C.distcode,g=(1<<C.lenbits)-1,m=(1<<C.distbits)-1;e:do{d<15&&(u+=w[i++]<<d,d+=8,u+=w[i++]<<d,d+=8),_=p[u&g];t:for(;;){if(v=_>>>24,u>>>=v,d-=v,v=_>>>16&255,0===v)P[r++]=65535&_;else{if(!(16&v)){if(0==(64&v)){_=p[(65535&_)+(u&(1<<v)-1)];continue t}if(32&v){C.mode=16191;break e}e.msg="invalid literal/length code",C.mode=lt;break e}b=65535&_,v&=15,v&&(d<v&&(u+=w[i++]<<d,d+=8),b+=u&(1<<v)-1,u>>>=v,d-=v),d<15&&(u+=w[i++]<<d,d+=8,u+=w[i++]<<d,d+=8),_=f[u&m];i:for(;;){if(v=_>>>24,u>>>=v,d-=v,v=_>>>16&255,!(16&v)){if(0==(64&v)){_=f[(65535&_)+(u&(1<<v)-1)];continue i}e.msg="invalid distance code",C.mode=lt;break e}if(y=65535&_,v&=15,d<v&&(u+=w[i++]<<d,d+=8,d<v&&(u+=w[i++]<<d,d+=8)),y+=u&(1<<v)-1,y>a){e.msg="invalid distance too far back",C.mode=lt;break e}if(u>>>=v,d-=v,v=r-o,y>v){if(v=y-v,v>A&&C.sane){e.msg="invalid distance too far back",C.mode=lt;break e}if(x=0,B=c,0===h){if(x+=l-v,v<b){b-=v;do{P[r++]=c[x++]}while(--v);x=r-y,B=P}}else if(h<v){if(x+=l+h-v,v-=h,v<b){b-=v;do{P[r++]=c[x++]}while(--v);if(x=0,h<b){v=h,b-=v;do{P[r++]=c[x++]}while(--v);x=r-y,B=P}}}else if(x+=h-v,v<b){b-=v;do{P[r++]=c[x++]}while(--v);x=r-y,B=P}for(;b>2;)P[r++]=B[x++],P[r++]=B[x++],P[r++]=B[x++],b-=3;b&&(P[r++]=B[x++],b>1&&(P[r++]=B[x++]))}else{x=r-y;do{P[r++]=P[x++],P[r++]=P[x++],P[r++]=P[x++],b-=3}while(b>2);b&&(P[r++]=P[x++],b>1&&(P[r++]=P[x++]))}break}}break}}while(i<s&&r<n);b=d>>3,i-=b,d-=b<<3,u&=(1<<d)-1,e.next_in=i,e.next_out=r,e.avail_in=i<s?s-i+5:5-(i-s),e.avail_out=r<n?n-r+257:257-(r-n),C.hold=u,C.bits=d};const ht=new Uint16Array([3,4,5,6,7,8,9,10,11,13,15,17,19,23,27,31,35,43,51,59,67,83,99,115,131,163,195,227,258,0,0]),ct=new Uint8Array([16,16,16,16,16,16,16,16,17,17,17,17,18,18,18,18,19,19,19,19,20,20,20,20,21,21,21,21,16,72,78]),ut=new Uint16Array([1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577,0,0]),dt=new Uint8Array([16,16,16,16,17,17,18,18,19,19,20,20,21,21,22,22,23,23,24,24,25,25,26,26,27,27,28,28,29,29,64,64]);var pt=(e,t,i,s,r,o,n,a)=>{const l=a.bits;let A,h,c,u,d,p,f=0,g=0,m=0,_=0,v=0,b=0,y=0,x=0,B=0,w=0,P=null;const C=new Uint16Array(16),M=new Uint16Array(16);let E,F,I,D=null;for(f=0;f<=15;f++)C[f]=0;for(g=0;g<s;g++)C[t[i+g]]++;for(v=l,_=15;_>=1&&0===C[_];_--);if(v>_&&(v=_),0===_)return r[o++]=20971520,r[o++]=20971520,a.bits=1,0;for(m=1;m<_&&0===C[m];m++);for(v<m&&(v=m),x=1,f=1;f<=15;f++)if(x<<=1,x-=C[f],x<0)return-1;if(x>0&&(0===e||1!==_))return-1;for(M[1]=0,f=1;f<15;f++)M[f+1]=M[f]+C[f];for(g=0;g<s;g++)0!==t[i+g]&&(n[M[t[i+g]]++]=g);if(0===e?(P=D=n,p=20):1===e?(P=ht,D=ct,p=257):(P=ut,D=dt,p=0),w=0,g=0,f=m,d=o,b=v,y=0,c=-1,B=1<<v,u=B-1,1===e&&B>852||2===e&&B>592)return 1;for(;;){E=f-y,n[g]+1<p?(F=0,I=n[g]):n[g]>=p?(F=D[n[g]-p],I=P[n[g]-p]):(F=96,I=0),A=1<<f-y,h=1<<b,m=h;do{h-=A,r[d+(w>>y)+h]=E<<24|F<<16|I|0}while(0!==h);for(A=1<<f-1;w&A;)A>>=1;if(0!==A?(w&=A-1,w+=A):w=0,g++,0==--C[f]){if(f===_)break;f=t[i+n[g]]}if(f>v&&(w&u)!==c){for(0===y&&(y=v),d+=m,b=f-y,x=1<<b;b+y<_&&(x-=C[b+y],!(x<=0));)b++,x<<=1;if(B+=1<<b,1===e&&B>852||2===e&&B>592)return 1;c=w&u,r[c]=v<<24|b<<16|d-o|0}}return 0!==w&&(r[d+w]=f-y<<24|64<<16|0),a.bits=v,0};const{Z_FINISH:ft,Z_BLOCK:gt,Z_TREES:mt,Z_OK:_t,Z_STREAM_END:vt,Z_NEED_DICT:bt,Z_STREAM_ERROR:yt,Z_DATA_ERROR:xt,Z_MEM_ERROR:Bt,Z_BUF_ERROR:wt,Z_DEFLATED:Pt}=k,Ct=16180,Mt=16190,Et=16191,Ft=16192,It=16194,Dt=16199,St=16200,Tt=16206,Rt=16209,Lt=e=>(e>>>24&255)+(e>>>8&65280)+((65280&e)<<8)+((255&e)<<24);function Ut(){this.strm=null,this.mode=0,this.last=!1,this.wrap=0,this.havedict=!1,this.flags=0,this.dmax=0,this.check=0,this.total=0,this.head=null,this.wbits=0,this.wsize=0,this.whave=0,this.wnext=0,this.window=null,this.hold=0,this.bits=0,this.length=0,this.offset=0,this.extra=0,this.lencode=null,this.distcode=null,this.lenbits=0,this.distbits=0,this.ncode=0,this.nlen=0,this.ndist=0,this.have=0,this.next=null,this.lens=new Uint16Array(320),this.work=new Uint16Array(288),this.lendyn=null,this.distdyn=null,this.sane=0,this.back=0,this.was=0}const Ot=e=>{if(!e)return 1;const t=e.state;return!t||t.strm!==e||t.mode<Ct||t.mode>16211?1:0},kt=e=>{if(Ot(e))return yt;const t=e.state;return e.total_in=e.total_out=t.total=0,e.msg="",t.wrap&&(e.adler=1&t.wrap),t.mode=Ct,t.last=0,t.havedict=0,t.flags=-1,t.dmax=32768,t.head=null,t.hold=0,t.bits=0,t.lencode=t.lendyn=new Int32Array(852),t.distcode=t.distdyn=new Int32Array(592),t.sane=1,t.back=-1,_t},Nt=e=>{if(Ot(e))return yt;const t=e.state;return t.wsize=0,t.whave=0,t.wnext=0,kt(e)},Qt=(e,t)=>{let i;if(Ot(e))return yt;const s=e.state;return t<0?(i=0,t=-t):(i=5+(t>>4),t<48&&(t&=15)),t&&(t<8||t>15)?yt:(null!==s.window&&s.wbits!==t&&(s.window=null),s.wrap=i,s.wbits=t,Nt(e))},Vt=(e,t)=>{if(!e)return yt;const i=new Ut;e.state=i,i.strm=e,i.window=null,i.mode=Ct;const s=Qt(e,t);return s!==_t&&(e.state=null),s};let Ht,jt,Gt=!0;const zt=e=>{if(Gt){Ht=new Int32Array(512),jt=new Int32Array(32);let t=0;for(;t<144;)e.lens[t++]=8;for(;t<256;)e.lens[t++]=9;for(;t<280;)e.lens[t++]=7;for(;t<288;)e.lens[t++]=8;for(pt(1,e.lens,0,288,Ht,0,e.work,{bits:9}),t=0;t<32;)e.lens[t++]=5;pt(2,e.lens,0,32,jt,0,e.work,{bits:5}),Gt=!1}e.lencode=Ht,e.lenbits=9,e.distcode=jt,e.distbits=5},Wt=(e,t,i,s)=>{let r;const o=e.state;return null===o.window&&(o.wsize=1<<o.wbits,o.wnext=0,o.whave=0,o.window=new Uint8Array(o.wsize)),s>=o.wsize?(o.window.set(t.subarray(i-o.wsize,i),0),o.wnext=0,o.whave=o.wsize):(r=o.wsize-o.wnext,r>s&&(r=s),o.window.set(t.subarray(i-s,i-s+r),o.wnext),(s-=r)?(o.window.set(t.subarray(i-s,i),0),o.wnext=s,o.whave=o.wsize):(o.wnext+=r,o.wnext===o.wsize&&(o.wnext=0),o.whave<o.wsize&&(o.whave+=r))),0};var Kt=Nt,Xt=Vt,Jt=(e,t)=>{let i,s,r,o,n,a,l,A,h,c,u,d,p,f,g,m,_,v,b,y,x,B,w=0;const P=new Uint8Array(4);let C,M;const E=new Uint8Array([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]);if(Ot(e)||!e.output||!e.input&&0!==e.avail_in)return yt;i=e.state,i.mode===Et&&(i.mode=Ft),n=e.next_out,r=e.output,l=e.avail_out,o=e.next_in,s=e.input,a=e.avail_in,A=i.hold,h=i.bits,c=a,u=l,B=_t;e:for(;;)switch(i.mode){case Ct:if(0===i.wrap){i.mode=Ft;break}for(;h<16;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if(2&i.wrap&&35615===A){0===i.wbits&&(i.wbits=15),i.check=0,P[0]=255&A,P[1]=A>>>8&255,i.check=U(i.check,P,2,0),A=0,h=0,i.mode=16181;break}if(i.head&&(i.head.done=!1),!(1&i.wrap)||(((255&A)<<8)+(A>>8))%31){e.msg="incorrect header check",i.mode=Rt;break}if((15&A)!==Pt){e.msg="unknown compression method",i.mode=Rt;break}if(A>>>=4,h-=4,x=8+(15&A),0===i.wbits&&(i.wbits=x),x>15||x>i.wbits){e.msg="invalid window size",i.mode=Rt;break}i.dmax=1<<i.wbits,i.flags=0,e.adler=i.check=1,i.mode=512&A?16189:Et,A=0,h=0;break;case 16181:for(;h<16;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if(i.flags=A,(255&i.flags)!==Pt){e.msg="unknown compression method",i.mode=Rt;break}if(57344&i.flags){e.msg="unknown header flags set",i.mode=Rt;break}i.head&&(i.head.text=A>>8&1),512&i.flags&&4&i.wrap&&(P[0]=255&A,P[1]=A>>>8&255,i.check=U(i.check,P,2,0)),A=0,h=0,i.mode=16182;case 16182:for(;h<32;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}i.head&&(i.head.time=A),512&i.flags&&4&i.wrap&&(P[0]=255&A,P[1]=A>>>8&255,P[2]=A>>>16&255,P[3]=A>>>24&255,i.check=U(i.check,P,4,0)),A=0,h=0,i.mode=16183;case 16183:for(;h<16;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}i.head&&(i.head.xflags=255&A,i.head.os=A>>8),512&i.flags&&4&i.wrap&&(P[0]=255&A,P[1]=A>>>8&255,i.check=U(i.check,P,2,0)),A=0,h=0,i.mode=16184;case 16184:if(1024&i.flags){for(;h<16;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}i.length=A,i.head&&(i.head.extra_len=A),512&i.flags&&4&i.wrap&&(P[0]=255&A,P[1]=A>>>8&255,i.check=U(i.check,P,2,0)),A=0,h=0}else i.head&&(i.head.extra=null);i.mode=16185;case 16185:if(1024&i.flags&&(d=i.length,d>a&&(d=a),d&&(i.head&&(x=i.head.extra_len-i.length,i.head.extra||(i.head.extra=new Uint8Array(i.head.extra_len)),i.head.extra.set(s.subarray(o,o+d),x)),512&i.flags&&4&i.wrap&&(i.check=U(i.check,s,d,o)),a-=d,o+=d,i.length-=d),i.length))break e;i.length=0,i.mode=16186;case 16186:if(2048&i.flags){if(0===a)break e;d=0;do{x=s[o+d++],i.head&&x&&i.length<65536&&(i.head.name+=String.fromCharCode(x))}while(x&&d<a);if(512&i.flags&&4&i.wrap&&(i.check=U(i.check,s,d,o)),a-=d,o+=d,x)break e}else i.head&&(i.head.name=null);i.length=0,i.mode=16187;case 16187:if(4096&i.flags){if(0===a)break e;d=0;do{x=s[o+d++],i.head&&x&&i.length<65536&&(i.head.comment+=String.fromCharCode(x))}while(x&&d<a);if(512&i.flags&&4&i.wrap&&(i.check=U(i.check,s,d,o)),a-=d,o+=d,x)break e}else i.head&&(i.head.comment=null);i.mode=16188;case 16188:if(512&i.flags){for(;h<16;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if(4&i.wrap&&A!==(65535&i.check)){e.msg="header crc mismatch",i.mode=Rt;break}A=0,h=0}i.head&&(i.head.hcrc=i.flags>>9&1,i.head.done=!0),e.adler=i.check=0,i.mode=Et;break;case 16189:for(;h<32;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}e.adler=i.check=Lt(A),A=0,h=0,i.mode=Mt;case Mt:if(0===i.havedict)return e.next_out=n,e.avail_out=l,e.next_in=o,e.avail_in=a,i.hold=A,i.bits=h,bt;e.adler=i.check=1,i.mode=Et;case Et:if(t===gt||t===mt)break e;case Ft:if(i.last){A>>>=7&h,h-=7&h,i.mode=Tt;break}for(;h<3;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}switch(i.last=1&A,A>>>=1,h-=1,3&A){case 0:i.mode=16193;break;case 1:if(zt(i),i.mode=Dt,t===mt){A>>>=2,h-=2;break e}break;case 2:i.mode=16196;break;case 3:e.msg="invalid block type",i.mode=Rt}A>>>=2,h-=2;break;case 16193:for(A>>>=7&h,h-=7&h;h<32;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if((65535&A)!=(A>>>16^65535)){e.msg="invalid stored block lengths",i.mode=Rt;break}if(i.length=65535&A,A=0,h=0,i.mode=It,t===mt)break e;case It:i.mode=16195;case 16195:if(d=i.length,d){if(d>a&&(d=a),d>l&&(d=l),0===d)break e;r.set(s.subarray(o,o+d),n),a-=d,o+=d,l-=d,n+=d,i.length-=d;break}i.mode=Et;break;case 16196:for(;h<14;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if(i.nlen=257+(31&A),A>>>=5,h-=5,i.ndist=1+(31&A),A>>>=5,h-=5,i.ncode=4+(15&A),A>>>=4,h-=4,i.nlen>286||i.ndist>30){e.msg="too many length or distance symbols",i.mode=Rt;break}i.have=0,i.mode=16197;case 16197:for(;i.have<i.ncode;){for(;h<3;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}i.lens[E[i.have++]]=7&A,A>>>=3,h-=3}for(;i.have<19;)i.lens[E[i.have++]]=0;if(i.lencode=i.lendyn,i.lenbits=7,C={bits:i.lenbits},B=pt(0,i.lens,0,19,i.lencode,0,i.work,C),i.lenbits=C.bits,B){e.msg="invalid code lengths set",i.mode=Rt;break}i.have=0,i.mode=16198;case 16198:for(;i.have<i.nlen+i.ndist;){for(;w=i.lencode[A&(1<<i.lenbits)-1],g=w>>>24,m=w>>>16&255,_=65535&w,!(g<=h);){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if(_<16)A>>>=g,h-=g,i.lens[i.have++]=_;else{if(16===_){for(M=g+2;h<M;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}if(A>>>=g,h-=g,0===i.have){e.msg="invalid bit length repeat",i.mode=Rt;break}x=i.lens[i.have-1],d=3+(3&A),A>>>=2,h-=2}else if(17===_){for(M=g+3;h<M;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}A>>>=g,h-=g,x=0,d=3+(7&A),A>>>=3,h-=3}else{for(M=g+7;h<M;){if(0===a)break e;a--,A+=s[o++]<<h,h+=8}A>>>=g,h-=g,x=0,d=11+(127&A),A>>>=7,h-=7}if(i.have+d>i.nlen+i.ndist){e.msg="invalid bit length repeat",i.mode=Rt;break}for(;d--;)i.lens[i.have++]=x}}if(i.mode===Rt)break;if(0===i.lens[256]){e.msg="invalid code -- missing end-of-block",i.mode=Rt;break}if(i.lenbits=9,C={bits:i.lenbits},B=pt(1,i.lens,0,i.nlen,i.lencode,0,i.work,C),i.lenbits=C.bits,B){e.msg="invalid literal/lengths set",i.mode=Rt;break}if(i.distbits=6,i.distcode=i.distdyn,C={bits:i.distbits},B=pt(2,i.lens,i.nlen,i.ndist,i.distcode,0,i.work,C),i.distbits=C.bits,B){e.msg="invalid distances set",i.mode=Rt;break}if(i.mode=Dt,t===mt)break e;case Dt:i.mode=St;case St:if(a>=6&&l>=258){e.next_out=n,e.avail_out=l,e.next_in=o,e.avail_in=a,i.hold=A,i.bits=h,At(e,u),n=e.next_out,r=e.output,l=e.avail_out,o=e.next_in,s=e.input,a=e.avail_in,A=i.hold,h=i.bits,i.mode===Et&&(i.back=-1);break}for(i.back=0;w=i.lencode[A&(1<<i.lenbits)-1],g=w>>>24,m=w>>>16&255,_=65535&w,!(g<=h);){if(0===a)break 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Uint8Array(jw.inflate(e.entityIsObjects).buffer),positionsDecodeMatrix:new Float32Array(jw.inflate(e.positionsDecodeMatrix).buffer),entityMeshIds:new Uint32Array(jw.inflate(e.entityMeshIds).buffer),entityMatrices:new Float32Array(jw.inflate(e.entityMatrices).buffer),entityUsesInstancing:new Uint8Array(jw.inflate(e.entityUsesInstancing).buffer)}}(n);!function(e,t,i,s,r,o){const n=o.getNextId();s.positionsCompression="precompressed",s.normalsCompression="precompressed";const a=i.positions,l=i.normals,A=i.indices,h=i.edgeIndices,u=i.meshPositions,d=i.meshIndices,p=i.meshEdgesIndices,f=i.meshColors,g=JSON.parse(i.entityIDs),m=i.entityMeshes,v=i.entityIsObjects,b=i.entityMeshIds,y=i.entityMatrices,x=i.entityUsesInstancing,B=u.length,w=m.length,P={};for(let r=0;r<w;r++){const C=g[r],M=t.globalizeObjectIds?c.globalizeObjectId(s.id,C):C,E=e.metaScene.metaObjects[M],F={},I={},D=y.subarray(16*r,16*r+16);if(E){if(t.excludeTypesMap&&E.type&&t.excludeTypesMap[E.type])continue;if(t.includeTypesMap&&E.type&&!t.includeTypesMap[E.type])continue;const e=t.objectDefaults?t.objectDefaults[E.type]||t.objectDefaults.DEFAULT:null;e&&(!1===e.visible&&(F.visible=!1),!1===e.pickable&&(F.pickable=!1),e.colorize&&(I.color=e.colorize),void 0!==e.opacity&&null!==e.opacity&&(I.opacity=e.opacity))}else if(t.excludeUnclassifiedObjects)continue;const S=r===w-1,T=[];for(let e=m[r],t=S?b.length:m[r+1];e<t;e++){const t=b[e],c=t===B-1,g=o.getNextId(),m=Gw(f.subarray(4*t,4*t+3)),v=f[4*t+3]/255,y=a.subarray(u[t],c?a.length:u[t+1]),w=l.subarray(u[t],c?a.length:u[t+1]),C=A.subarray(d[t],c?A.length:d[t+1]),M=h.subarray(p[t],c?h.length:p[t+1]);if(1===x[r]){const e=`${n}.geometry.${g}.${t}`;e in 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0!==e.roughness&&null!==e.roughness&&(G.roughness=e.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(let e=u;e<S;e++){const r=M[e],a=N[r]>1,l=r===L-1,A=cP(F.subarray(6*e,6*e+3)),h=F[6*e+3]/255,u=F[6*e+4]/255,I=F[6*e+5]/255,D=o.getNextId();if(a){const o=E[e],a=v.slice(o,o+16),M=`${n}-geometry.${i}.${r}`;let F=H[M];if(!F){F={batchThisMesh:!t.reuseGeometries};let e=!1;switch(y[r]){case 0:F.primitiveName="solid",F.geometryPositions=d.subarray(x[r],l?d.length:x[r+1]),F.geometryNormals=p.subarray(B[r],l?p.length:B[r+1]),F.geometryIndices=g.subarray(P[r],l?g.length:P[r+1]),F.geometryEdgeIndices=m.subarray(C[r],l?m.length:C[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 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i=0,s=e.length;i<s;i+=3)t[i+0]=e[i+0]*b[0]+b[12],t[i+1]=e[i+1]*b[5]+b[13],t[i+2]=e[i+2]*b[10]+b[14];F.geometryPositions=null,H[M]=F}}if(F)if(F.batchThisMesh){const e=F.decompressedPositions,t=new Uint16Array(e.length);for(let i=0,s=e.length;i<s;i+=3)AP[0]=e[i+0],AP[1]=e[i+1],AP[2]=e[i+2],AP[3]=1,c.transformVec4(a,AP,hP),Ht.compressPosition(hP,V,AP),t[i+0]=AP[0],t[i+1]=AP[1],t[i+2]=AP[2];s.createMesh(_.apply(G,{id:D,origin:Q,primitive:F.primitiveName,positionsCompressed:t,normalsCompressed:F.geometryNormals,colorsCompressed:F.geometryColors,indices:F.geometryIndices,edgeIndices:F.geometryEdgeIndices,positionsDecodeMatrix:R,color:A,metallic:u,roughness:I,opacity:h})),T.push(D)}else 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n=function(e){return{metadata:e[0],positions:e[1],normals:e[2],colors:e[3],indices:e[4],edgeIndices:e[5],matrices:e[6],reusedGeometriesDecodeMatrix:e[7],eachGeometryPrimitiveType:e[8],eachGeometryPositionsPortion:e[9],eachGeometryNormalsPortion:e[10],eachGeometryColorsPortion:e[11],eachGeometryIndicesPortion:e[12],eachGeometryEdgeIndicesPortion:e[13],eachMeshGeometriesPortion:e[14],eachMeshMatricesPortion:e[15],eachMeshMaterial:e[16],eachEntityId:e[17],eachEntityMeshesPortion:e[18],eachTileAABB:e[19],eachTileEntitiesPortion:e[20]}}(i),a=function(e){function t(e,t){return 0===e.length?[]:pP.inflate(e,t).buffer}return{metadata:JSON.parse(pP.inflate(e.metadata,{to:"string"})),positions:new Uint16Array(t(e.positions)),normals:new Int8Array(t(e.normals)),colors:new Uint8Array(t(e.colors)),indices:new Uint32Array(t(e.indices)),edgeIndices:new Uint32Array(t(e.edgeIndices)),matrices:new Float32Array(t(e.matrices)),reusedGeometriesDecodeMatrix:new Float32Array(t(e.reusedGeometriesDecodeMatrix)),eachGeometryPrimitiveType:new Uint8Array(t(e.eachGeometryPrimitiveType)),eachGeometryPositionsPortion:new Uint32Array(t(e.eachGeometryPositionsPortion)),eachGeometryNormalsPortion:new Uint32Array(t(e.eachGeometryNormalsPortion)),eachGeometryColorsPortion:new Uint32Array(t(e.eachGeometryColorsPortion)),eachGeometryIndicesPortion:new Uint32Array(t(e.eachGeometryIndicesPortion)),eachGeometryEdgeIndicesPortion:new Uint32Array(t(e.eachGeometryEdgeIndicesPortion)),eachMeshGeometriesPortion:new Uint32Array(t(e.eachMeshGeometriesPortion)),eachMeshMatricesPortion:new Uint32Array(t(e.eachMeshMatricesPortion)),eachMeshMaterial:new Uint8Array(t(e.eachMeshMaterial)),eachEntityId:JSON.parse(pP.inflate(e.eachEntityId,{to:"string"})),eachEntityMeshesPortion:new Uint32Array(t(e.eachEntityMeshesPortion)),eachTileAABB:new Float64Array(t(e.eachTileAABB)),eachTileEntitiesPortion:new Uint32Array(t(e.eachTileEntitiesPortion))}}(n);!function(e,t,i,s,r,o){const 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Q=Ht.createPositionsDecodeMatrix(U),V={};for(let r=a;r<=D;r++){const a=C[r],E=t.globalizeObjectIds?c.globalizeObjectId(s.id,a):a,F=r===S-1,D=M[r],T=F?B.length-1:M[r+1]-1,k=[],N=e.metaScene.metaObjects[E],H={},j={};if(N){if(t.excludeTypesMap&&N.type&&t.excludeTypesMap[N.type])continue;if(t.includeTypesMap&&N.type&&!t.includeTypesMap[N.type])continue;const e=t.objectDefaults?t.objectDefaults[N.type]||t.objectDefaults.DEFAULT:null;e&&(!1===e.visible&&(H.visible=!1),!1===e.pickable&&(H.pickable=!1),e.colorize&&(j.color=e.colorize),void 0!==e.opacity&&null!==e.opacity&&(j.opacity=e.opacity),void 0!==e.metallic&&null!==e.metallic&&(j.metallic=e.metallic),void 0!==e.roughness&&null!==e.roughness&&(j.roughness=e.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(let e=D;e<=T;e++){const r=B[e],a=R[r]>1,C=r===I-1,M=mP(P.subarray(6*e,6*e+3)),E=P[6*e+3]/255,F=P[6*e+4]/255,D=P[6*e+5]/255,S=o.getNextId();if(a){const o=w[e],a=p.slice(o,o+16),B=`${n}-geometry.${i}.${r}`;let P=O[B];if(!P){P={batchThisMesh:!t.reuseGeometries};let e=!1;switch(g[r]){case 0:P.primitiveName="solid",P.geometryPositions=l.subarray(m[r],C?l.length:m[r+1]),P.geometryNormals=A.subarray(v[r],C?A.length:v[r+1]),P.geometryIndices=u.subarray(y[r],C?u.length:y[r+1]),P.geometryEdgeIndices=d.subarray(x[r],C?d.length:x[r+1]),e=P.geometryPositions.length>0&&P.geometryIndices.length>0;break;case 1:P.primitiveName="surface",P.geometryPositions=l.subarray(m[r],C?l.length:m[r+1]),P.geometryNormals=A.subarray(v[r],C?A.length:v[r+1]),P.geometryIndices=u.subarray(y[r],C?u.length:y[r+1]),P.geometryEdgeIndices=d.subarray(x[r],C?d.length:x[r+1]),e=P.geometryPositions.length>0&&P.geometryIndices.length>0;break;case 2:P.primitiveName="points",P.geometryPositions=l.subarray(m[r],C?l.length:m[r+1]),P.geometryColors=h.subarray(b[r],C?h.length:b[r+1]),e=P.geometryPositions.length>0;break;case 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BC(e){e.next.prev=e.prev,e.prev.next=e.next,e.prevZ&&(e.prevZ.nextZ=e.nextZ),e.nextZ&&(e.nextZ.prevZ=e.prevZ)}function wC(e,t,i){this.i=e,this.x=t,this.y=i,this.prev=null,this.next=null,this.z=null,this.prevZ=null,this.nextZ=null,this.steiner=!1}function PC(e,t,i,s){for(var r=0,o=t,n=i-s;o<i;o+=s)r+=(e[n]-e[o])*(e[o+1]+e[n+1]),n=o;return r}eC.deviation=function(e,t,i,s){var r=t&&t.length,o=r?t[0]*i:e.length,n=Math.abs(PC(e,0,o,i));if(r)for(var a=0,l=t.length;a<l;a++){var A=t[a]*i,h=a<l-1?t[a+1]*i:e.length;n-=Math.abs(PC(e,A,h,i))}var c=0;for(a=0;a<s.length;a+=3){var u=s[a]*i,d=s[a+1]*i,p=s[a+2]*i;c+=Math.abs((e[u]-e[p])*(e[d+1]-e[u+1])-(e[u]-e[d])*(e[p+1]-e[u+1]))}return 0===n&&0===c?0:Math.abs((c-n)/n)},eC.flatten=function(e){for(var t=e[0][0].length,i={vertices:[],holes:[],dimensions:t},s=0,r=0;r<e.length;r++){for(var o=0;o<e[r].length;o++)for(var n=0;n<t;n++)i.vertices.push(e[r][o][n]);r>0&&(s+=e[r-1].length,i.holes.push(s))}return i};const CC=c.vec2(),MC=c.vec3(),EC=c.vec3(),FC=c.vec3();class IC{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getDotBIM(e,t,i){_.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}}const DC=function(e){const t=t=>parseInt(e.substr(t+1,2),16)/255;return[t(0),t(2),t(4)]},SC=function(e){const t=[];for(let i=0;i<e.length;++i)t.push(i);const i=function(){const i=c.vec2(),s=c.vec2();let r=0;for(let o=0;o<t.length;++o){const n=e[t[o]],a=e[t[(o+1)%t.length]],l=e[t[(o+2)%t.length]];c.subVec2(n,a,i),c.subVec2(l,a,s);const A=c.dotVec2(i,s)/Math.sqrt(c.sqLenVec2(i)*c.sqLenVec2(s)),h=Math.acos(Math.max(-1,Math.min(A,1)));r+=i[0]*s[1]-i[1]*s[0]>=0?h:2*Math.PI-h}return r<t.length*Math.PI}(),s=function(){const e=(e,t,i)=>(e[0]-i[0])*(t[1]-i[1])-(t[0]-i[0])*(e[1]-i[1]);return(t,i,s,r)=>{const o=e(t,i,s),n=e(t,s,r),a=e(t,r,i);return!((o<0||n<0||a<0)&&(o>0||n>0||a>0))}}(),r=[],o=(i?t:t.slice(0).reverse()).map((e=>({idx:e})));o.forEach(((e,t)=>{e.prev=o[(t-1+o.length)%o.length],e.next=o[(t+1)%o.length]}));const n=c.vec2(),a=c.vec2();for(;o.length>2;){let t=0;for(;;){if(t>=o.length)throw`isCCW = ${i}; earIdx = ${t}; len = ${o.length}`;const r=o[t],l=e[r.prev.idx],A=e[r.idx],h=e[r.next.idx];if(c.subVec2(l,A,n),c.subVec2(h,A,a),n[0]*a[1]-n[1]*a[0]>=0&&o.every((t=>t===r||t===r.prev||t===r.next||!s(e[t.idx],l,A,h))))break;++t}const l=o[t];o.splice(t,1),r.push([l.idx,l.next.idx,l.prev.idx]);l.prev.next=l.next;l.next.prev=l.prev}return[e,r,i]},TC=function(e,t){const i=e.canvas.canvas,s=i.parentNode,r=document.createElement("div");s.insertBefore(r,i);let o=5;r.style.background=t,r.style.border="2px solid white",r.style.margin="0 0",r.style.zIndex="100",r.style.position="absolute",r.style.pointerEvents="none",r.style.display="none";const n=new he(e,{}),a=e=>e+"px",l=function(){const e=n.canvasPos.slice();ue(i,s,e),r.style.left=a(e[0]-3-o/2),r.style.top=a(e[1]-3-o/2),r.style.borderRadius=a(2*o),r.style.width=a(o),r.style.height=a(o)},A=e.camera.on("viewMatrix",l),h=e.camera.on("projMatrix",l);return{update:function(e){e&&(n.worldPos=e,l()),r.style.display=e?"":"none"},setHighlighted:function(e){o=e?10:5,l()},getCanvasPos:()=>n.canvasPos,getWorldPos:()=>n.worldPos,destroy:function(){r.parentNode.removeChild(r),e.camera.off(A),e.camera.off(h),n.destroy()}}},RC=function(e,t,i){let s=null;const r=r=>{if(r){s&&s.destroy();try{const[o,n]=SC(r.map((e=>[e[0],e[2]]))),a=[].concat(...o.map((e=>[e[0],r[0][1],e[1]]))),l=[].concat(...n);s=new ts(e,{pickable:!1,geometry:new zt(e,{positions:a,indices:l,normals:c.buildNormals(a,l)}),material:new Yt(e,{alpha:void 0!==i?i:.5,backfaces:!0,diffuse:DC(t)})})}catch(e){s=null}}s&&(s.visible=!!r)};return r(null),{updateBase:r,destroy:()=>s&&s.destroy()}},LC=function(e,t){return function(i,s,r){const o=e.scene,n=o.canvas.canvas,a=(e,t)=>(t[0]=e.clientX,t[1]=e.clientY,ue(n.ownerDocument.documentElement,n,t),t),l=e=>{const i=c.vec3(),s=c.vec3();return c.canvasPosToWorldRay(n,o.camera.viewMatrix,o.camera.projMatrix,o.camera.projection,e,i,s),t(i,s)};let A=!1;const h=function(){A=!1},u=function(){h(),n.removeEventListener("mousedown",p),n.removeEventListener("mousemove",f),e.cameraControl.off(g),n.removeEventListener("mouseup",m)},d=c.vec2(),p=function(e){1===e.which&&(a(e,d),A=!0)};n.addEventListener("mousedown",p);const f=function(e){const t=a(e,c.vec2());A&&c.distVec2(d,t)>20&&(h(),i())};n.addEventListener("mousemove",f);const g=e.cameraControl.on("rayMove",(e=>{const t=e.canvasPos;s(t,l(t))})),m=function(e){if(1===e.which&&A){u();const t=a(e,c.vec2());r(t,l(t))}};return n.addEventListener("mouseup",m),u}},UC=function(e,t,i,s){const r=-(c.dotVec3(i,t)-e)/c.dotVec3(s,t);{const e=c.vec3();return c.mulVec3Scalar(s,r,e),c.addVec3(i,e,e),e}};class OC extends D{constructor(e,t={}){if(super(e.viewer.scene,t),this.plugin=e,this._container=t.container,!this._container)throw"config missing: container";this._eventSubs={},this.plugin.viewer.scene,this._geometry=t.geometry,t.onMouseOver,t.onMouseLeave,t.onContextMenu,this._alpha="alpha"in t&&void 0!==t.alpha?t.alpha:.5,this.color=t.color,this._visible=!0,this._rebuildMesh()}_rebuildMesh(){const e=this.plugin.viewer.scene,t=this._geometry.planeCoordinates.slice(),i=this._geometry.height<0,s=this._geometry.altitude+(i?this._geometry.height:0),r=this._geometry.height*(i?-1:1),[o,n,a]=SC(t),l=[],A=[],h=e=>{const t=l.length;for(let t of o)l.push([t[0],s+(e?r:0),t[1]]);for(let i of n)A.push(...(e?i:i.slice(0).reverse()).map((e=>e+t)))};h(!1),h(!0);for(let e=0;e<o.length;++e){const t=o[e],i=o[(o.length+e+(a?1:-1))%o.length],n=s,h=s+r,c=l.length;l.push([t[0],n,t[1]],[i[0],n,i[1]],[i[0],h,i[1]],[t[0],h,t[1]]),A.push(...[0,1,2,0,2,3].map((e=>e+c)))}this._zoneMesh&&this._zoneMesh.destroy();const u=[].concat(...l);this._zoneMesh=new ts(e,{edges:this._edges,geometry:new zt(e,{positions:u,indices:A,normals:c.buildNormals(u,A)}),material:new Yt(e,{alpha:this._alpha,backfaces:!0,diffuse:DC(this._color)}),visible:this._visible}),this._zoneMesh.highlighted=this._highlighted,this._zoneMesh.zone=this;{const e=c.vec2(),t=c.vec2();let i=0;for(let s of n){const r=o[s[0]],n=o[s[1]],a=o[s[2]];c.subVec2(n,r,e),c.subVec2(a,r,t),i+=Math.abs(e[0]*t[1]-e[1]*t[0])}this._baseArea=i/2}this._metrics=null;const d=e=>Math.min(...l.map((t=>t[e]))),p=e=>Math.max(...l.map((t=>t[e]))),f=d(0),g=d(1),m=d(2),_=p(0),v=p(1),b=p(2);this._center=c.vec3([(f+_)/2,(g+v)/2,(m+b)/2])}get baseArea(){return this._baseArea}get area(){return this._getMetrics().area}get volume(){return this._getMetrics().volume}_getMetrics(){if(null===this._metrics){let e=0,t=0;const i=this._zoneMesh.geometry,s=[c.vec3(),c.vec3(),c.vec3()],r=c.vec3();for(let o=0;o<i.indices.length;o+=3){for(let e=0;e<3;++e){const t=s[e],r=3*i.indices[o+e];for(let e=0;e<3;++e)t[e]=i.positions[r+e]}e+=c.dotVec3(s[0],c.cross3Vec3(s[1],s[2],r)),c.subVec3(s[1],s[0],s[1]),c.subVec3(s[2],s[0],s[2]),t+=c.lenVec3(c.cross3Vec3(s[1],s[2],r))}this._metrics={area:t/2,volume:e/6}}return this._metrics}sectionedAverage(e){const t=this._geometry.planeCoordinates.slice();let i=[];{const e=this._geometry.height,s=this._geometry.altitude,r=s+Math.max(0,e),o=s+Math.min(0,e),n=e=>{const s=t.map((t=>[t[0],e?r:o,t[1]]));i.push(e?s:s.slice(0).reverse())};n(!0),n(!1);const a=(e,i)=>[t[e][0],i,t[e][1]];for(let e=0;e<t.length;++e){const s=(e+1)%t.length;i.push([a(e,o),a(s,o),a(s,r),a(e,r)])}}for(const t of e){const e=t.dir,r=t.dist,o=[];for(const t of i){const i=1e-5,n=0,a=1,l=2,A=3;let h=0;const u=[];for(let s=0;s<t.length;s++){const o=c.dotVec3(e,t[s])+r,A=o<-i?l:o>i?a:n;h|=A,u.push(A)}switch(h){case n:case a:o.push(t);break;case l:break;case A:const i=[];for(let o=0;o<t.length;o++){var s=(o+1)%t.length;const n=u[o],a=u[s],h=t[o],d=t[s];if(n!==l&&i.push(h),(n|a)===A){const t=c.vec3();c.subVec3(d,h,t);const s=-(r+c.dotVec3(e,h))/c.dotVec3(e,t),o=[0,0,0];c.lerpVec3(s,0,1,h,d,o),i.push(o)}}i.length>=3&&o.push(i)}}i=o}if(0===i.length)return null;{const e=c.vec3([0,0,0]),t=new Set;for(const s of i)for(const i of s){const s=i.map((e=>e.toFixed(3))).join(":");t.has(s)||(t.add(s),c.addVec3(e,i,e))}return c.mulVec3Scalar(e,1/t.size,e),e}}get center(){return this._center}get altitude(){return this._geometry.altitude}set altitude(e){this._geometry.altitude=e,this._rebuildMesh()}get height(){return this._geometry.height}set height(e){this._geometry.height=e,this._rebuildMesh()}get highlighted(){return this._highlighted}set highlighted(e){this._highlighted=e,this._zoneMesh&&(this._zoneMesh.highlighted=e)}set color(e){this._color=e,this._zoneMesh&&(this._zoneMesh.material.diffuse=DC(this._color))}get color(){return this._color}set alpha(e){this._alpha=e,this._zoneMesh&&(this._zoneMesh.material.alpha=this._alpha)}get alpha(){return this._alpha}get edges(){return this._edges}set edges(e){this._edges=e,this._zoneMesh&&(this._zoneMesh.edges=this._edges)}set visible(e){this._visible=!!e,this._zoneMesh.visible=this._visible,this._needUpdate()}get visible(){return this._visible}getJSON(){return{id:this.id,geometry:this._geometry,alpha:this._alpha,color:this._color}}duplicate(){return this.plugin.createZone({id:c.createUUID(),geometry:{planeCoordinates:this._geometry.planeCoordinates.map((e=>e.slice())),altitude:this._geometry.altitude,height:this._geometry.height},alpha:this._alpha,color:this._color})}destroy(){this._zoneMesh.destroy(),super.destroy()}}class kC extends D{constructor(e,t,i){super(e.viewer.scene),this.zonesPlugin=e,this.pointerLens=t.pointerLens,this.createSelect3dPoint=i,this._deactivate=null}get active(){return!!this._deactivate}activate(e,t,i,s){if(this._deactivate)return;if("object"==typeof e&&null!==e){const r=e,o=(e,t)=>{if(e in r)return r[e];if(void 0!==t)return t;throw"config missing: "+e};e=o("altitude"),t=o("height"),i=o("color","#008000"),s=o("alpha",.5)}const r=this.zonesPlugin,o=r.viewer,n=o.scene,a=this,l=this.createSelect3dPoint(o,((t,i)=>UC(e,c.vec3([0,1,0]),t,i)));!function o(){const A=RC(n,i,s),h=function(e,t,i,s,r,o){const n=TC(e,t),a=TC(e,t),l=i?function(e){i.visible=!!e,e&&(i.canvasPos=e)}:()=>{};let A=s((()=>{l(null),n.update(null)}),((e,t)=>{l(e),n.update(t)}),(function(e,t){n.update(t),A=s((function(){l(null),a.update(null),r(null)}),(function(e,i){l(e),a.update(i),r(c.distVec3(t,i)>.01&&[t,i])}),(function(e,i){a.update(i),n.destroy(),a.destroy(),l(null),o([t,i])}))}));return{deactivate:function(){A(),n.destroy(),a.destroy(),l(null)}}}(n,i,a.pointerLens,l,(e=>{if(e){const t=e[0],i=e[1],s=e=>Math.min(t[e],i[e]),r=e=>Math.max(t[e],i[e]),o=s(0),n=s(1),a=s(2),l=r(0);r(1);const h=r(2);A.updateBase([[o,n,h],[l,n,h],[l,n,a],[o,n,a]])}else A.updateBase(null)}),(n=>{A.destroy();const l=function(e,t,i,s,r,o,n){const a=i=>Math.min(e[i],t[i]),l=i=>Math.max(e[i],t[i]),A=a(0),h=a(2),u=l(0),d=l(2);return n.createZone({id:c.createUUID(),geometry:{planeCoordinates:[[A,d],[u,d],[u,h],[A,h]],altitude:i,height:s},alpha:o,color:r})}(n[0],n[1],e,t,i,s,r);let h=!0;a._deactivate=()=>{h=!1},a.fire("zoneEnd",l),h&&o()})).deactivate;a._deactivate=()=>{h(),A.destroy()}}()}deactivate(){this._deactivate&&(this._deactivate(),this._deactivate=null)}destroy(){this.deactivate(),super.destroy()}}const NC=function(e,t,i,s,r,o,n,a,l){const A=o?function(e){o.visible=!!e,e&&(o.canvasPos=e)}:()=>{};let h;const u=[()=>A(null)],d=RC(e,s,r);return u.push((()=>d.destroy())),function o(p){const f=TC(e,s),g=p.length>0&&function(e,t,i){const s=e.canvas.canvas,r=new he(e,{});r.worldPos=i;const o=new he(e,{}),n=s.ownerDocument.body,a=new me(n,{color:t,thickness:1,thicknessClickable:6});a.setVisible(!1);const l=function(){const e=r.canvasPos.slice(),t=o.canvasPos.slice();ue(s,n,e),ue(s,n,t),a.setStartAndEnd(e[0],e[1],t[0],t[1])},A=e.camera.on("viewMatrix",l),h=e.camera.on("projMatrix",l);return{update:function(e){e&&(o.worldPos=e,l()),a.setVisible(!!e)},destroy:function(){e.camera.off(A),e.camera.off(h),r.destroy(),o.destroy(),a.destroy()}}}(e,s,p[p.length-1].getWorldPos());u.push((()=>{f.destroy(),g&&g.destroy()}));const m=p.length>0&&p[0],_=function(e){const t=m&&m.getCanvasPos();return t&&c.distVec2(t,e)<10&&{canvasPos:t,worldPos:m.getWorldPos()}},v=function(){const e=(e,t,i)=>t[0]<=Math.max(e[0],i[0])&&t[0]>=Math.min(e[0],i[0])&&t[1]<=Math.max(e[1],i[1])&&t[1]>=Math.min(e[1],i[1]),t=(e,t,i)=>{const s=(t[1]-e[1])*(i[0]-t[0])-(t[0]-e[0])*(i[1]-t[1]);return 0===s?0:s>0?1:2};return function(i,s){const r=i[i.length-2],o=i[i.length-1];for(let n=s?1:0;n<i.length-2-1;++n){const s=i[n],a=i[n+1],l=t(r,o,s),A=t(r,o,a),h=t(s,a,r),c=t(s,a,o);if(l!==A&&h!==c||0===l&&e(r,s,o)||0===A&&e(r,a,o)||0===h&&e(s,r,a)||0===c&&e(s,o,a))return!0}return!1}}();h=a((()=>{A(null),f.update(null),g&&g.update(null),d.updateBase(p.length>2?p.map((e=>e.getWorldPos())):null)}),((e,t)=>{const i=p.length>2&&_(e);if(m&&m.setHighlighted(!!i),A(i?i.canvasPos:e),f.update(!i&&t),g&&g.update(i?i.worldPos:t),p.length>=2){const e=p.map((e=>e.getWorldPos())).concat(i?[]:[t]),s=v(e.map((e=>[e[0],e[2]])),i);d.updateBase(s?null:e)}else d.updateBase(null)}),(function(e,a){const A=p.length>2&&_(e),h=p.map((e=>e.getWorldPos())).concat(A?[]:[a]);d.updateBase(h);const m=h.map((e=>[e[0],e[2]]));p.length>2&&v(m,A)?(u.pop()(),o(p)):A?(f.update(a),u.forEach((e=>e())),l(n.createZone({id:c.createUUID(),geometry:{planeCoordinates:m,altitude:t,height:i},alpha:r,color:s}))):(f.update(a),g&&g.update(a),o(p.concat(f)))}))}([]),{closeSurface:function(){throw"TODO"},deactivate:function(){h(),u.forEach((e=>e()))}}};class QC extends D{constructor(e,t,i,s){const r=e.plugin.viewer,o=r.scene;super(o);const n=e._geometry.altitude,a=e._geometry.planeCoordinates.map((t=>{const i=o.canvas.canvas.ownerDocument.body,s=new de(o,{},i,{fillColor:e._color});return s.worldPos=c.vec3([t[0],n,t[1]]),s.on("worldPos",(function(){t[0]=s.worldPos[0],t[1]=s.worldPos[2];try{e._rebuildMesh()}catch(t){e._zoneMesh&&(e._zoneMesh.destroy(),e._zoneMesh=null)}})),s})),l=fe({viewer:r,handleMouseEvents:i,handleTouchEvents:s,pointerLens:t&&t.pointerLens,dots:a,ray2WorldPos:(e,t)=>UC(n,c.vec3([0,1,0]),e,t),onEnd:(t,i)=>(e._zoneMesh&&this.fire("edited"),!!e._zoneMesh)}),A=function(){l(),a.forEach((e=>e.destroy()))},h=e.on("destroyed",A);this._deactivate=function(){e.off("destroyed",h),A()}}deactivate(){this._deactivate(),super.destroy()}}class VC extends D{constructor(e,t,i,s){const r=e.plugin.viewer,o=r.scene,n=o.canvas.canvas;super(o);const a=this,l=e._geometry.altitude,A=t&&t.pointerLens,h=A?function(e){A.visible=!!e,e&&(A.canvasPos=e)}:()=>{},u=e=>{const t=c.vec3(),i=c.vec3();return c.canvasPosToWorldRay(n,o.camera.viewMatrix,o.camera.projMatrix,o.camera.projection,e,t,i),s=t,r=i,UC(l,c.vec3([0,1,0]),s,r);var s,r},d=(e,t)=>(t[0]=e.clientX,t[1]=e.clientY,ue(n.ownerDocument.documentElement,n,t),t),p=function(e,t){const i=e=>{e.preventDefault(),t(e)};return n.addEventListener(e,i),()=>n.removeEventListener(e,i)};let f=()=>{};const g=function(t,i,s,o){const l=o(t),A=d(l,c.vec2()),g=r.scene.pick({canvasPos:A,includeEntities:[e._zoneMesh.id]});if((g&&g.entity&&g.entity.zone)===e){f(),n.style.cursor="move",r.cameraControl.active=!1;const t=function(){const t=e._geometry.planeCoordinates.map((e=>e.slice())),i=u(A),s=c.vec2([i[0],i[2]]),r=c.vec2();return function(i){const o=u(i);r[0]=o[0],r[1]=o[2],c.subVec2(s,r,r),e._geometry.planeCoordinates.forEach(((e,i)=>{c.subVec2(t[i],r,e)}));try{e._rebuildMesh()}catch(t){e._zoneMesh&&(e._zoneMesh.destroy(),e._zoneMesh=null)}}}(),l=p(i,(function(e){const i=o(e);if(i){const e=d(i,c.vec2());t(e),h(e)}})),g=p(s,(function(e){const i=o(e);if(i){const e=d(i,c.vec2());t(e),h(null),f(),a.fire("translated")}}));f=function(){f=()=>{},n.style.cursor="default",r.cameraControl.active=!0,l(),g()}}},m=[];i&&m.push(p("mousedown",(e=>{1===e.which&&g(e,"mousemove","mouseup",(e=>1===e.which&&e))}))),s&&m.push(p("touchstart",(e=>{if(1===e.touches.length){const t=e.touches[0].identifier;g(e,"touchmove","touchend",(e=>[...e.changedTouches].find((e=>e.identifier===t))))}})));const _=function(){f(),m.forEach((e=>e())),h(null)},v=e.on("destroyed",_);this._deactivate=function(){e.off("destroyed",v),_()}}deactivate(){this._deactivate(),super.destroy()}}exports.AlphaFormat=1021,exports.AmbientLight=Tt,exports.AngleMeasurementEditMouseControl=class extends we{constructor(e,t){super(e,t,!0,!1)}},exports.AngleMeasurementEditTouchControl=class extends we{constructor(e,t){super(e,t,!1,!0)}},exports.AngleMeasurementsControl=xe,exports.AngleMeasurementsMouseControl=Be,exports.AngleMeasurementsPlugin=class extends V{constructor(e,t={}){super("AngleMeasurements",e),this._container=t.container||document.body,this._defaultControl=null,this._measurements={},this.defaultColor=void 0!==t.defaultColor?t.defaultColor:"#00BBFF",this.defaultLabelsVisible=!1!==t.defaultLabelsVisible,this.zIndex=t.zIndex||1e4,this._onMouseOver=(e,t)=>{this.fire("mouseOver",{plugin:this,angleMeasurement:t,measurement:t,event:e})},this._onMouseLeave=(e,t)=>{this.fire("mouseLeave",{plugin:this,angleMeasurement:t,measurement:t,event:e})},this._onContextMenu=(e,t)=>{this.fire("contextMenu",{plugin:this,angleMeasurement:t,measurement:t,event:e})}}getContainerElement(){return this._container}send(e,t){}get control(){return this._defaultControl||(this._defaultControl=new Be(this,{})),this._defaultControl}get measurements(){return this._measurements}createMeasurement(e={}){this.viewer.scene.components[e.id]&&(this.error("Viewer scene component with this ID already exists: "+e.id),delete e.id);const t=e.origin,i=e.corner,s=e.target,r=new ye(this,{id:e.id,plugin:this,container:this._container,origin:{entity:t.entity,worldPos:t.worldPos},corner:{entity:i.entity,worldPos:i.worldPos},target:{entity:s.entity,worldPos:s.worldPos},visible:e.visible,originVisible:!0,originWireVisible:!0,cornerVisible:!0,targetWireVisible:!0,targetVisible:!0,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._measurements[r.id]=r,r.on("destroyed",(()=>{delete this._measurements[r.id]})),r.clickable=!0,this.fire("measurementCreated",r),r}destroyMeasurement(e){const t=this._measurements[e];t?(t.destroy(),this.fire("measurementDestroyed",t)):this.log("AngleMeasurement not found: "+e)}setLabelsShown(e){for(const[t,i]of Object.entries(this.measurements))i.labelShown=e}clear(){const e=Object.keys(this._measurements);for(var t=0,i=e.length;t<i;t++)this.destroyMeasurement(e[t])}destroy(){this.clear(),super.destroy()}},exports.AngleMeasurementsTouchControl=class extends xe{constructor(e,t={}){super(e.viewer.scene),this.pointerLens=t.pointerLens,this.pointerCircle=new Q(e.viewer),this._active=!1;const i=document.createElement("div"),s=this.scene.canvas.canvas;s.parentNode.insertBefore(i,s),i.style.background="black",i.style.border="2px solid blue",i.style.borderRadius="10px",i.style.width="5px",i.style.height="5px",i.style.margin="-200px -200px",i.style.zIndex="100",i.style.position="absolute",i.style.pointerEvents="none",this.markerDiv=i,this._currentAngleMeasurement=null,this._longTouchTimeoutMs=300,this._snapping=!1!==t.snapping,this._touchState=0,this._attachPlugin(e,t)}_attachPlugin(e){this.angleMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;const e=this.plugin,t=this.scene,i=t.canvas.canvas;e.pointerLens;const s=c.vec3(),r=20;let o=null;this._touchState=0;const n=c.vec2(),a=c.vec2(),l=c.vec2();let A=null;const h=()=>{this.plugin.viewer.cameraControl.active=!1},u=()=>{this.plugin.viewer.cameraControl.active=!0},d=()=>{o&&(clearTimeout(o),o=null),this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),u(),this._touchState=0};i.addEventListener("touchstart",this._onCanvasTouchStart=i=>{const l=i.touches.length;if(1!==l)return void(o&&(clearTimeout(o),o=null));const u=i.touches[0],p=u.clientX,f=u.clientY;switch(n.set([p,f]),a.set([p,f]),this._touchState){case 0:if(1!==l&&null!==o)return void d();const i=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(i&&i.snapped)s.set(i.worldPos),this.pointerCircle.start(i.snappedCanvasPos);else{const e=t.pick({canvasPos:a,pickSurface:!0});if(!e||!e.worldPos)return;s.set(e.worldPos),this.pointerCircle.start(e.canvasPos)}o=setTimeout((()=>{1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r||(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.cursorPos=n),this.pointerLens&&(this.pointerLens.canvasPos=a,this.pointerLens.snapped=!1),this.pointerLens&&(this.pointerLens.cursorPos=i.canvasPos,this.pointerLens.snapped=!0),this._currentAngleMeasurement?this._currentAngleMeasurement.origin.worldPos=s:(this._currentAngleMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:i.worldPos,entity:i.entity},corner:{worldPos:i.worldPos,entity:i.entity},target:{worldPos:i.worldPos,entity:i.entity}}),this._currentAngleMeasurement.clickable=!1,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!1,this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1),this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement),this._touchState=2,h())}),this._longTouchTimeoutMs),this._touchState=1,A=u.identifier;break;case 3:if(1!==l&&null!==o)return clearTimeout(o),void(o=null);1===l&&(o=setTimeout((()=>{if(o=null,1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r)return;this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.snapped=!1);const e=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(e&&e.snapped)this.pointerLens&&(this.pointerLens.cursorPos=e.snappedCanvasPos,this.pointerLens.snapped=!0),this.pointerCircle.start(e.snappedCanvasPos),s.set(e.worldPos),this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.corner.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement);else{const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=e.canvasPos,this.pointerLens.snapped=!1),this.pointerCircle.start(e.canvasPos),s.set(e.worldPos),this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.corner.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)}this._touchState=5,h()}),this._longTouchTimeoutMs),this._touchState=4),A=u.identifier;break;case 6:if(1!==l&&null!==o)return clearTimeout(o),void(o=null);1===l&&(o=setTimeout((()=>{if(o=null,1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r)return;this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.snapped=!1);const e=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(e&&e.snapped)this.pointerLens&&(this.pointerLens.cursorPos=e.snappedCanvasPos,this.pointerLens.snapped=!0),this.pointerCircle.start(e.snappedCanvasPos),s.set(e.worldPos),this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.target.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement);else{const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=e.canvasPos,this.pointerLens.snapped=!1),this.pointerCircle.start(e.canvasPos),s.set(e.worldPos),this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.target.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)}this._touchState=8,h()}),this._longTouchTimeoutMs),this._touchState=7),A=u.identifier;break;default:return null!==o&&(clearTimeout(o),o=null),void(this._touchState=7)}},{passive:!0}),i.addEventListener("touchmove",(e=>{this.pointerCircle.stop();const i=e.touches.length;if(1!==i||1!==e.changedTouches.length)return void(o&&(clearTimeout(o),o=null));const r=e.touches[0],n=r.clientX,l=r.clientY;if(r.identifier!==A)return;let h,c;switch(a.set([n,l]),this._touchState){case 2:this.pointerLens&&(this.pointerLens.canvasPos=a),h=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),h&&h.snapped?(this.pointerLens&&(this.pointerLens.snappedCanvasPos=h.snappedCanvasPos,this.pointerLens.snapped=!0),s.set(h.worldPos),this._currentAngleMeasurement.origin.worldPos=h.worldPos):(c=t.pick({canvasPos:a,pickSurface:!0}),c&&c.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=c.canvasPos,this.pointerLens.snapped=!1),s.set(c.worldPos),this._currentAngleMeasurement.origin.worldPos=c.worldPos):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)),this._touchState=2;break;case 5:if(1!==i&&null!==o)return clearTimeout(o),o=null,this.pointerLens&&(this.pointerLens.visible=!1),void(this._touchState=7);this.pointerLens&&(this.pointerLens.canvasPos=a),h=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),h&&h.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=h.snappedCanvasPos,this.pointerLens.snapped=!0),this._currentAngleMeasurement.corner.worldPos=h.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1):(c=t.pick({canvasPos:a,pickSurface:!0}),c&&c.worldPos&&(this.pointerLens&&(this.pointerLens.cursorPos=c.canvasPos,this.pointerLens.snapped=!1),this._currentAngleMeasurement.corner.worldPos=c.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1)),this._touchState=5;break;case 8:if(1!==i&&null!==o)return clearTimeout(o),o=null,this.pointerLens&&(this.pointerLens.visible=!1),void(this._touchState=7);this.pointerLens&&(this.pointerLens.canvasPos=a),h=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),h&&h.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=h.snappedCanvasPos,this.pointerLens.snapped=!0),this._currentAngleMeasurement.target.worldPos=h.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0):(c=t.pick({canvasPos:a,pickSurface:!0}),c&&c.worldPos&&(this.pointerLens&&(this.pointerLens.cursorPos=c.canvasPos,this.pointerLens.snapped=!1),this._currentAngleMeasurement.target.worldPos=c.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0)),this._touchState=8}}),{passive:!0}),i.addEventListener("touchend",this._onCanvasTouchEnd=i=>{this.pointerCircle.stop();const s=i.changedTouches.length;if(1!==s)return;const h=i.changedTouches[0],d=h.clientX,p=h.clientY;if(h.identifier===A)switch(o&&(clearTimeout(o),o=null),l.set([d,p]),this._touchState){case 1:{if(1!==s||d>n[0]+r||d<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=0);const i=t.pick({canvasPos:a,pickSurface:!0});i&&i.worldPos?(this._currentAngleMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:i.worldPos},corner:{worldPos:i.worldPos},target:{worldPos:i.worldPos}}),this._currentAngleMeasurement.clickable=!1,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!1,this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this._touchState=3):(this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0)}u();break;case 2:this.pointerLens&&(this.pointerLens.visible=!1),this._currentAngleMeasurement?this._touchState=3:(this.pointerLens&&(this.pointerLens.snapped=!1,this.pointerLens.visible=!1),this._touchState=0),u();break;case 4:{if(1!==s||d>n[0]+r||d<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=3);const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this._touchState=6):(this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0)}u();break;case 5:this.pointerLens&&(this.pointerLens.visible=!1),this._touchState=6,u();break;case 7:{if(1!==s||d>n[0]+r||d<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=6);const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this.angleMeasurementsPlugin.fire("measurementEnd",this._currentAngleMeasurement),this._currentAngleMeasurement=null):this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0}u();break;case 8:this.pointerLens&&(this.pointerLens.visible=!1),this._currentAngleMeasurement&&this._currentAngleMeasurement.targetVisible?(this._currentAngleMeasurement.clickable=!0,this.angleMeasurementsPlugin.fire("measurementEnd",this._currentAngleMeasurement),this._currentAngleMeasurement=null,this._touchState=0):(this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0),u()}},{passive:!0}),this._active=!0}deactivate(){if(!this._active)return;this.plugin.pointerLens&&(this.plugin.pointerLens.visible=!1),this.reset();const e=this.plugin.viewer.scene.canvas.canvas;e.removeEventListener("touchstart",this._onCanvasTouchStart),e.removeEventListener("touchend",this._onCanvasTouchEnd),this._active=!1,this.plugin.viewer.cameraControl.active=!0}reset(){this._active&&this._currentAngleMeasurement&&(this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement),this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null)}get currentMeasurement(){return this._currentAngleMeasurement}destroy(){this.deactivate(),super.destroy()}},exports.AnnotationsPlugin=class extends V{constructor(e,t){super("Annotations",e),this._labelHTML=t.labelHTML||"<div></div>",this._markerHTML=t.markerHTML||"<div></div>",this._container=t.container||document.body,this._values=t.values||{},this.annotations={},this.surfaceOffset=t.surfaceOffset}getContainerElement(){return this._container}send(e,t){if("clearAnnotations"===e)this.clear()}set surfaceOffset(e){null==e&&(e=.3),this._surfaceOffset=e}get surfaceOffset(){return this._surfaceOffset}createAnnotation(e){this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);var t=null;e.markerElementId&&((t=document.getElementById(e.markerElementId))||this.error("Can't find DOM element for 'markerElementId' value '"+e.markerElementId+"' - defaulting to internally-generated empty DIV"));var i=null;e.labelElementId&&((i=document.getElementById(e.labelElementId))||this.error("Can't find DOM element for 'labelElementId' value '"+e.labelElementId+"' - defaulting to internally-generated empty DIV"));const s=new Ee(this.viewer.scene,{id:e.id,plugin:this,container:this._container,markerElement:t,labelElement:i,markerHTML:e.markerHTML||this._markerHTML,labelHTML:e.labelHTML||this._labelHTML,occludable:e.occludable,values:_.apply(e.values,_.apply(this._values,{})),markerShown:e.markerShown,labelShown:e.labelShown,eye:e.eye,look:e.look,up:e.up,projection:e.projection,visible:!1!==e.visible});return e.pickResult=e.pickResult||e.pickRecord,e.pickResult?s.setFromPickResult(e.pickResult):(s.entity=e.entity,s.worldPos=e.worldPos),this.annotations[s.id]=s,s.on("destroyed",(()=>{delete this.annotations[s.id],this.fire("annotationDestroyed",s.id)})),this.fire("annotationCreated",s.id),s}destroyAnnotation(e){var t=this.annotations[e];t?t.destroy():this.log("Annotation not found: "+e)}clear(){const e=Object.keys(this.annotations);for(var t=0,i=e.length;t<i;t++)this.destroyAnnotation(e[t])}destroy(){this.clear(),super.destroy()}},exports.AxisGizmoPlugin=class extends V{constructor(e,t){super("AxisGizmo",e,t=t||{});const i=e.scene.camera;t.canvasId||t.canvasElement||this.error("Config expected: either 'canvasId' or 'canvasElement'");try{this._axisGizmoScene=new hi(e,{canvasId:t.canvasId,canvasElement:t.canvasElement,transparent:!0})}catch(e){return void this.error(e)}const s=this._axisGizmoScene;s.clearLights(),new Tt(s,{color:[.45,.45,.5],intensity:.9}),new St(s,{dir:[-.5,.5,-.6],color:[.8,.8,.7],intensity:1,space:"view"}),new St(s,{dir:[.5,-.5,-.6],color:[.8,.8,.8],intensity:1,space:"view"});const r=s.camera;i.on("matrix",(function(){const e=i.eye,t=i.look,s=i.up,o=c.mulVec3Scalar(c.normalizeVec3(c.subVec3(e,t,[])),22);r.look=[0,0,0],r.eye=o,r.up=s}));const o=new zt(s,ss({radiusTop:.01,radiusBottom:.6,height:1.7,radialSegments:20,heightSegments:1,openEnded:!1})),n=new zt(s,ss({radiusTop:.2,radiusBottom:.2,height:4.5,radialSegments:20,heightSegments:1,openEnded:!1})),a=new Yt(s,{diffuse:[1,.3,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),l=new Yt(s,{emissive:[1,.3,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),A=new Yt(s,{diffuse:[.3,1,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),h=new Yt(s,{emissive:[.3,1,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),u=new Yt(s,{diffuse:[.3,.3,1],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),d=new Yt(s,{emissive:[.3,.3,1],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),p=new Yt(s,{diffuse:[.5,.5,.5],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2});this._meshes=[new ts(s,{geometry:new zt(s,rs({radius:9,heightSegments:60,widthSegments:60})),material:new Yt(s,{diffuse:[0,0,0],emissive:[.1,.1,.1],ambient:[.1,.1,.2],specular:[0,0,0],alpha:.4,alphaMode:"blend",frontface:"cw"}),pickable:!1,collidable:!1,visible:!1!==t.visible}),new ts(s,{geometry:new zt(s,rs({radius:1})),material:p,pickable:!1,collidable:!1,visible:!1!==t.visible}),new ts(s,{geometry:o,material:a,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[5,0,0],rotation:[0,0,-90]}),new ts(s,{geometry:n,material:a,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[2,0,0],rotation:[0,0,90]}),new ts(s,{geometry:new zt(s,ns({text:"X",size:1.5})),material:l,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[7,0,0],billboard:"spherical"}),new ts(s,{geometry:o,material:A,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,5,0]}),new ts(s,{geometry:n,material:A,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,2,0]}),new ts(s,{geometry:new zt(s,ns({text:"Y",size:1.5})),material:h,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,7,0],billboard:"spherical"}),new ts(s,{geometry:o,material:u,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,0,5],rotation:[90,0,0]}),new ts(s,{geometry:n,material:u,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,0,2],rotation:[90,0,0]}),new ts(s,{geometry:new zt(s,ns({text:"Z",size:1.5})),material:d,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,0,7],billboard:"spherical"})]}setVisible(e){for(let t=0;t<this._meshes.length;t++)this._meshes[t].visible=e}destroy(){this._axisGizmoCanvas=null,this._axisGizmoScene.destroy(),this._axisGizmoScene=null,super.destroy()}},exports.BCFViewpointsPlugin=class extends V{constructor(e,t={}){super("BCFViewpoints",e,t),this.originatingSystem=t.originatingSystem||"xeokit.io",this.authoringTool=t.authoringTool||"xeokit.io"}getViewpoint(e={}){const t=this.viewer.scene,i=t.camera,s=t.realWorldOffset,r=!0===e.reverseClippingPlanes;let o={},n=c.normalizeVec3(c.subVec3(i.look,i.eye,c.vec3())),a=i.eye,l=i.up;i.yUp&&(n=Bh(n),a=Bh(a),l=Bh(l));const A=yh(c.addVec3(a,s));"ortho"===i.projection?o.orthogonal_camera={camera_view_point:A,camera_direction:yh(n),camera_up_vector:yh(l),view_to_world_scale:i.ortho.scale}:o.perspective_camera={camera_view_point:A,camera_direction:yh(n),camera_up_vector:yh(l),field_of_view:i.perspective.fov};const h=t.sectionPlanes;for(let e in h)if(h.hasOwnProperty(e)){let t=h[e];if(!t.active)continue;let n,a=t.pos;n=r?c.negateVec3(t.dir,c.vec3()):t.dir,i.yUp&&(a=Bh(a),n=Bh(n)),c.addVec3(a,s),a=yh(a),n=yh(n),o.clipping_planes||(o.clipping_planes=[]),o.clipping_planes.push({location:a,direction:n})}const u=t.lineSets;for(let e in u)if(u.hasOwnProperty(e)){const t=u[e];o.lines||(o.lines=[]);const i=t.positions,s=t.indices;for(let e=0,t=s.length/2;e<t;e++){const t=s[2*e],r=s[2*e+1];o.lines.push({start_point:{x:i[3*t+0],y:i[3*t+1],z:i[3*t+2]},end_point:{x:i[3*r+0],y:i[3*r+1],z:i[3*r+2]}})}}const d=t.bitmaps;for(let e in d)if(d.hasOwnProperty(e)){let t=d[e],r=t.pos,n=t.normal,a=t.up;i.yUp&&(r=Bh(r),n=Bh(n),a=Bh(a)),c.addVec3(r,s),o.bitmaps||(o.bitmaps=[]),o.bitmaps.push({bitmap_type:t.type,bitmap_data:t.imageData,location:yh(r),normal:yh(n),up:yh(a),height:t.height})}o.components={visibility:{view_setup_hints:{spaces_visible:!!e.spacesVisible,space_boundaries_visible:!!e.spaceBoundariesVisible,openings_visible:!!e.openingsVisible,spaces_translucent:!!e.spaces_translucent,space_boundaries_translucent:!!e.space_boundaries_translucent,openings_translucent:!!e.openings_translucent}}};const p=new Set(t.opacityObjectIds),f=new Set(t.xrayedObjectIds),g=new Set(t.colorizedObjectIds),m=Object.values(t.objects).filter((e=>p.has(e.id)||g.has(e.id)||f.has(e.id))).reduce(((e,i)=>{let s,r=function(e){let t="";return t+=Math.round(255*e[0]).toString(16).padStart(2,"0"),t+=Math.round(255*e[1]).toString(16).padStart(2,"0"),t+=Math.round(255*e[2]).toString(16).padStart(2,"0"),t}(i.colorize);i.xrayed?(s=0===t.xrayMaterial.fillAlpha&&0!==t.xrayMaterial.edgeAlpha?.1:t.xrayMaterial.fillAlpha,s=Math.round(255*s).toString(16).padStart(2,"0"),r=s+r):p.has(i.id)&&(s=Math.round(255*i.opacity).toString(16).padStart(2,"0"),r=s+r),e[r]||(e[r]=[]);const o=i.id,n=i.originalSystemId,a={ifc_guid:n,originating_system:this.originatingSystem};return n!==o&&(a.authoring_tool_id=o),e[r].push(a),e}),{}),_=Object.entries(m).map((([e,t])=>({color:e,components:t})));o.components.coloring=_;const v=t.objectIds,b=t.visibleObjects,y=t.visibleObjectIds,x=v.filter((e=>!b[e])),B=t.selectedObjectIds;return e.defaultInvisible||y.length<x.length?(o.components.visibility.exceptions=this._createBCFComponents(y),o.components.visibility.default_visibility=!1):(o.components.visibility.exceptions=this._createBCFComponents(x),o.components.visibility.default_visibility=!0),o.components.selection=this._createBCFComponents(B),o.components.translucency=this._createBCFComponents(t.xrayedObjectIds),!1!==e.snapshot&&(o.snapshot={snapshot_type:"png",snapshot_data:this.viewer.getSnapshot({format:"png"})}),o}_createBCFComponents(e){const t=this.viewer.scene,i=[];for(let s=0,r=e.length;s<r;s++){const r=e[s],o=t.objects[r];if(o){const e={ifc_guid:o.originalSystemId,originating_system:this.originatingSystem};o.originalSystemId!==r&&(e.authoring_tool_id=r),i.push(e)}}return i}setViewpoint(e,t={}){if(!e)return;const i=this.viewer,s=i.scene,r=s.camera,o=!1!==t.rayCast,n=!1!==t.immediate,a=!1!==t.reset,l=s.realWorldOffset,A=!0===t.reverseClippingPlanes;if(s.clearSectionPlanes(),e.clipping_planes&&e.clipping_planes.length>0&&e.clipping_planes.forEach((function(e){let t=xh(e.location,mh),i=xh(e.direction,mh);A&&c.negateVec3(i),c.subVec3(t,l),r.yUp&&(t=wh(t),i=wh(i)),new as(s,{pos:t,dir:i})})),s.clearLines(),e.lines&&e.lines.length>0){const t=[],i=[];let r=0;e.lines.forEach((e=>{e.start_point&&e.end_point&&(t.push(e.start_point.x),t.push(e.start_point.y),t.push(e.start_point.z),t.push(e.end_point.x),t.push(e.end_point.y),t.push(e.end_point.z),i.push(r++),i.push(r++))})),new gh(s,{positions:t,indices:i,clippable:!1,collidable:!0})}if(s.clearBitmaps(),e.bitmaps&&e.bitmaps.length>0&&e.bitmaps.forEach((function(e){const t=e.bitmap_type||"jpg",i=e.bitmap_data;let o=xh(e.location,_h),n=xh(e.normal,vh),a=xh(e.up,bh),l=e.height||1;t&&i&&o&&n&&a&&(r.yUp&&(o=wh(o),n=wh(n),a=wh(a)),new js(s,{src:i,type:t,pos:o,normal:n,up:a,clippable:!1,collidable:!0,height:l}))})),a&&(s.setObjectsXRayed(s.xrayedObjectIds,!1),s.setObjectsHighlighted(s.highlightedObjectIds,!1),s.setObjectsSelected(s.selectedObjectIds,!1)),e.components){if(e.components.visibility){e.components.visibility.default_visibility?(s.setObjectsVisible(s.objectIds,!0),e.components.visibility.exceptions&&e.components.visibility.exceptions.forEach((e=>this._withBCFComponent(t,e,(e=>e.visible=!1))))):(s.setObjectsVisible(s.objectIds,!1),e.components.visibility.exceptions&&e.components.visibility.exceptions.forEach((e=>this._withBCFComponent(t,e,(e=>e.visible=!0)))));const r=e.components.visibility.view_setup_hints;r&&(!1===r.spaces_visible&&s.setObjectsVisible(i.metaScene.getObjectIDsByType("IfcSpace"),!1),void 0!==r.spaces_translucent&&s.setObjectsXRayed(i.metaScene.getObjectIDsByType("IfcSpace"),!0),r.space_boundaries_visible,!1===r.openings_visible&&s.setObjectsVisible(i.metaScene.getObjectIDsByType("IfcOpening"),!0),r.space_boundaries_translucent,void 0!==r.openings_translucent&&s.setObjectsXRayed(i.metaScene.getObjectIDsByType("IfcOpening"),!0))}e.components.selection&&(s.setObjectsSelected(s.selectedObjectIds,!1),e.components.selection.forEach((e=>this._withBCFComponent(t,e,(e=>e.selected=!0))))),e.components.translucency&&(s.setObjectsXRayed(s.xrayedObjectIds,!1),e.components.translucency.forEach((e=>this._withBCFComponent(t,e,(e=>e.xrayed=!0))))),e.components.coloring&&e.components.coloring.forEach((e=>{let i=e.color,s=0,r=!1;8===i.length&&(s=parseInt(i.substring(0,2),16)/256,s<=1&&s>=.95&&(s=1),i=i.substring(2),r=!0);const o=[parseInt(i.substring(0,2),16)/256,parseInt(i.substring(2,4),16)/256,parseInt(i.substring(4,6),16)/256];e.components.map((e=>this._withBCFComponent(t,e,(e=>{e.colorize=o,r&&(e.opacity=s)}))))}))}if(e.perspective_camera||e.orthogonal_camera){let a,A,h,u;if(e.perspective_camera?(a=xh(e.perspective_camera.camera_view_point,mh),A=xh(e.perspective_camera.camera_direction,mh),h=xh(e.perspective_camera.camera_up_vector,mh),r.perspective.fov=e.perspective_camera.field_of_view,u="perspective"):(a=xh(e.orthogonal_camera.camera_view_point,mh),A=xh(e.orthogonal_camera.camera_direction,mh),h=xh(e.orthogonal_camera.camera_up_vector,mh),r.ortho.scale=e.orthogonal_camera.view_to_world_scale,u="ortho"),c.subVec3(a,l),r.yUp&&(a=wh(a),A=wh(A),h=wh(h)),o){const e=s.pick({pickSurface:!0,origin:a,direction:A});A=e?e.worldPos:c.addVec3(a,A,mh)}else A=c.addVec3(a,A,mh);n?(r.eye=a,r.look=A,r.up=h,r.projection=u):i.cameraFlight.flyTo({eye:a,look:A,up:h,duration:t.duration,projection:u})}}_withBCFComponent(e,t,i){const s=this.viewer,r=s.scene;if(t.authoring_tool_id&&t.originating_system===this.originatingSystem){const o=t.authoring_tool_id,n=r.objects[o];if(n)return void i(n);if(e.updateCompositeObjects){if(s.metaScene.metaObjects[o])return void r.withObjects(s.metaScene.getObjectIDsInSubtree(o),i)}}if(t.ifc_guid){const o=t.ifc_guid,n=r.objects[o];if(n)return void i(n);if(e.updateCompositeObjects){if(s.metaScene.metaObjects[o])return void r.withObjects(s.metaScene.getObjectIDsInSubtree(o),i)}Object.keys(r.models).forEach((t=>{const n=c.globalizeObjectId(t,o),a=r.objects[n];if(a)i(a);else if(e.updateCompositeObjects){s.metaScene.metaObjects[n]&&r.withObjects(s.metaScene.getObjectIDsInSubtree(n),i)}}))}}destroy(){super.destroy()}},exports.Bitmap=js,exports.ByteType=1010,exports.CameraMemento=ec,exports.CameraPath=class extends D{get type(){return"CameraPath"}constructor(e,t={}){super(e,t),this._frames=[],this._eyeCurve=new Oh(this),this._lookCurve=new Oh(this),this._upCurve=new Oh(this),t.frames&&(this.addFrames(t.frames),this.smoothFrameTimes(1))}get frames(){return this._frames}get eyeCurve(){return this._eyeCurve}get lookCurve(){return this._lookCurve}get upCurve(){return this._upCurve}saveFrame(e){const t=this.scene.camera;this.addFrame(e,t.eye,t.look,t.up)}addFrame(e,t,i,s){const r={t:e,eye:t.slice(0),look:i.slice(0),up:s.slice(0)};this._frames.push(r),this._eyeCurve.points.push(r.eye),this._lookCurve.points.push(r.look),this._upCurve.points.push(r.up)}addFrames(e){let t;for(let i=0,s=e.length;i<s;i++)t=e[i],this.addFrame(t.t||0,t.eye,t.look,t.up)}loadFrame(e){const t=this.scene.camera;e=(e/=this._frames[this._frames.length-1].t-this._frames[0].t)<0?0:e>1?1:e,t.eye=this._eyeCurve.getPoint(e,kh),t.look=this._lookCurve.getPoint(e,kh),t.up=this._upCurve.getPoint(e,kh)}sampleFrame(e,t,i,s){e=e<0?0:e>1?1:e,this._eyeCurve.getPoint(e,t),this._lookCurve.getPoint(e,i),this._upCurve.getPoint(e,s)}smoothFrameTimes(e){if(0===this._frames.length)return;const t=c.vec3();var i=0;this._frames[0].t=0;const s=[];for(let e=1,o=this._frames.length;e<o;e++){var r=c.lenVec3(c.subVec3(this._frames[e].eye,this._frames[e-1].eye,t));s[e]=r,i+=r}for(let t=1,r=this._frames.length;t<r;t++){const r=s[t]/i*e;this._frames[t].t=this._frames[t-1].t+r}}clearFrames(){this._frames=[],this._eyeCurve.points=[],this._lookCurve.points=[],this._upCurve.points=[]}},exports.CameraPathAnimation=zh,exports.CityJSONLoaderPlugin=class extends V{constructor(e,t={}){super("cityJSONLoader",e,t),this.dataSource=t.dataSource}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new $P}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new ph(this.viewer.scene,_.apply(e,{isModel:!0,edges:!0}));if(!e.src&&!e.cityJSON)return this.error("load() param expected: src or cityJSON"),t;const i={};if(e.src)this._loadModel(e.src,e,i,t);else{const s=this.viewer.scene.canvas.spinner;s.processes++,this._parseModel(e.cityJSON,e,i,t),s.processes--}return t}_loadModel(e,t,i,s){const r=this.viewer.scene.canvas.spinner;r.processes++,this._dataSource.getCityJSON(t.src,(e=>{this._parseModel(e,t,i,s),r.processes--}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}_parseModel(e,t,i,s){if(s.destroyed)return;const r=e.transform?this._transformVertices(e.vertices,e.transform,i.rotateX):e.vertices,o=t.stats||{};o.sourceFormat=e.type||"CityJSON",o.schemaVersion=e.version||"",o.title="",o.author="",o.created="",o.numMetaObjects=0,o.numPropertySets=0,o.numObjects=0,o.numGeometries=0,o.numTriangles=0,o.numVertices=0;const n=!1!==t.loadMetadata,a=n?{id:c.createUUID(),name:"Model",type:"Model"}:null,l=n?{id:"",projectId:"",author:"",createdAt:"",schema:e.version||"",creatingApplication:"",metaObjects:[a],propertySets:[]}:null,A={data:e,vertices:r,sceneModel:s,loadMetadata:n,metadata:l,rootMetaObject:a,nextId:0,stats:o};if(this._parseCityJSON(A),s.finalize(),n){const e=s.id;this.viewer.metaScene.createMetaModel(e,A.metadata,i)}s.scene.once("tick",(()=>{s.destroyed||(s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1))}))}_transformVertices(e,t,i){const s=[],r=t.scale||c.vec3([1,1,1]),o=t.translate||c.vec3([0,0,0]);for(let t=0,n=0;t<e.length;t++,n+=3){const n=e[t][0]*r[0]+o[0],a=e[t][1]*r[1]+o[1],l=e[t][2]*r[2]+o[2];i?s.push([n,l,a]):s.push([n,a,l])}return s}_parseCityJSON(e){const t=e.data.CityObjects;for(const i in t)if(t.hasOwnProperty(i)){const s=t[i];this._parseCityObject(e,s,i)}}_parseCityObject(e,t,i){const s=e.sceneModel,r=e.data;if(e.loadMetadata){const s=i,r=t.type,o=r+" : "+i,n=t.parents?t.parents[0]:e.rootMetaObject.id;e.metadata.metaObjects.push({id:s,name:o,type:r,parent:n})}if(e.stats.numMetaObjects++,!(t.geometry&&t.geometry.length>0))return;const o=[];for(let i=0,s=t.geometry.length;i<s;i++){const s=t.geometry[i];let n,a;const l=r.appearance;if(l){const e=l.materials;if(e){const t=s.material;if(t){const s=Object.keys(t);if(s.length>0){const r=t[s[0]];if(void 0!==r.value)n=e[r.value];else{const t=r.values;if(t){a=[];for(let s=0,r=t.length;s<r;s++){const s=e[t[i]];a.push(s)}}}}}}}a?this._parseGeometrySurfacesWithOwnMaterials(e,s,a,o):this._parseGeometrySurfacesWithSharedMaterial(e,s,n,o)}o.length>0&&(s.createEntity({id:i,meshIds:o,isObject:!0}),e.stats.numObjects++)}_parseGeometrySurfacesWithOwnMaterials(e,t,i,s){switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":const r=t.boundaries;this._parseSurfacesWithOwnMaterials(e,i,r,s);break;case"Solid":const o=t.boundaries;for(let t=0;t<o.length;t++){const r=o[t];this._parseSurfacesWithOwnMaterials(e,i,r,s)}break;case"MultiSolid":case"CompositeSolid":const n=t.boundaries;for(let t=0;t<n.length;t++)for(let r=0;r<n[t].length;r++){const o=n[t][r];this._parseSurfacesWithOwnMaterials(e,i,o,s)}}}_parseSurfacesWithOwnMaterials(e,t,i,s){const r=e.vertices,o=e.sceneModel;for(let n=0;n<i.length;n++){const a=i[n],l=t[n]||{diffuseColor:[.8,.8,.8],transparency:1},A=[],h=[],u=[],d={positions:[],indices:[]};for(let t=0;t<a.length;t++){A.length>0&&h.push(A.length);const i=this._extractLocalIndices(e,a[t],u,d);A.push(...i)}if(3===A.length)d.indices.push(A[0]),d.indices.push(A[1]),d.indices.push(A[2]);else if(A.length>3){const e=[];for(let t=0;t<A.length;t++)e.push({x:r[u[A[t]]][0],y:r[u[A[t]]][1],z:r[u[A[t]]][2]});const t=this._getNormalOfPositions(e,c.vec3());let i=[];for(let s=0;s<e.length;s++)this._to2D(e[s],t,CC),i.unshift(CC[0]),i.unshift(CC[1]);const s=eC(i,h,2);for(let e=0;e<s.length;e+=3)d.indices.unshift(A[s[e]]),d.indices.unshift(A[s[e+1]]),d.indices.unshift(A[s[e+2]])}const p=""+e.nextId++;o.createMesh({id:p,primitive:"triangles",positions:d.positions,indices:d.indices,color:l&&l.diffuseColor?l.diffuseColor:[.8,.8,.8],opacity:l&&void 0!==l.transparency?1-l.transparency:1}),s.push(p),e.stats.numGeometries++,e.stats.numVertices+=d.positions.length/3,e.stats.numTriangles+=d.indices.length/3}}_parseGeometrySurfacesWithSharedMaterial(e,t,i,s){const r=e.sceneModel,o=[],n={positions:[],indices:[]};switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":const i=t.boundaries;this._parseSurfacesWithSharedMaterial(e,i,o,n);break;case"Solid":const s=t.boundaries;for(let t=0;t<s.length;t++){const i=s[t];this._parseSurfacesWithSharedMaterial(e,i,o,n)}break;case"MultiSolid":case"CompositeSolid":const r=t.boundaries;for(let t=0;t<r.length;t++)for(let i=0;i<r[t].length;i++){const s=r[t][i];this._parseSurfacesWithSharedMaterial(e,s,o,n)}}if(n.positions.length>0&&n.indices.length>0){const t=""+e.nextId++;r.createMesh({id:t,primitive:"triangles",positions:n.positions,indices:n.indices,color:i&&i.diffuseColor?i.diffuseColor:[.8,.8,.8],opacity:1}),s.push(t),e.stats.numGeometries++,e.stats.numVertices+=n.positions.length/3,e.stats.numTriangles+=n.indices.length/3}}_parseSurfacesWithSharedMaterial(e,t,i,s){const r=e.vertices;for(let o=0;o<t.length;o++){let n=[],a=[];for(let r=0;r<t[o].length;r++){n.length>0&&a.push(n.length);const l=this._extractLocalIndices(e,t[o][r],i,s);n.push(...l)}if(3===n.length)s.indices.push(n[0]),s.indices.push(n[1]),s.indices.push(n[2]);else if(n.length>3){let e=[];for(let t=0;t<n.length;t++)e.push({x:r[i[n[t]]][0],y:r[i[n[t]]][1],z:r[i[n[t]]][2]});const t=this._getNormalOfPositions(e,c.vec3());let o=[];for(let i=0;i<e.length;i++)this._to2D(e[i],t,CC),o.unshift(CC[0]),o.unshift(CC[1]);const l=eC(o,a,2);for(let e=0;e<l.length;e+=3)s.indices.unshift(n[l[e]]),s.indices.unshift(n[l[e+1]]),s.indices.unshift(n[l[e+2]])}}}_extractLocalIndices(e,t,i,s){const r=e.vertices,o=[];for(let e=0,n=t.length;e<n;e++){const n=t[e];if(i.includes(n)){const e=i.indexOf(n);o.push(e)}else s.positions.push(r[n][0]),s.positions.push(r[n][1]),s.positions.push(r[n][2]),o.push(i.length),i.push(n)}return o}_getNormalOfPositions(e,t){for(let i=0;i<e.length;i++){let s=i+1;s===e.length&&(s=0),t[0]+=(e[i].y-e[s].y)*(e[i].z+e[s].z),t[1]+=(e[i].z-e[s].z)*(e[i].x+e[s].x),t[2]+=(e[i].x-e[s].x)*(e[i].y+e[s].y)}return c.normalizeVec3(t)}_to2D(e,t,i){const s=MC,r=EC,o=FC;s[0]=e.x,s[1]=e.y,s[2]=e.z,r[0]=t.x,r[1]=t.y,r[2]=t.z,o[0]=1.1,o[1]=1.1,o[2]=1.1;c.lenVec3(c.subVec3(o,r))<.01&&(o[0]+=1,o[1]+=2,o[2]+=3);const n=c.dotVec3(o,r),a=c.mulVec3Scalar(r,n,c.vec3());o[0]-=a[0],o[1]-=a[1],o[2]-=a[2],c.normalizeVec3(o);const l=c.cross3Vec3(r,o,c.vec3()),A=c.dotVec3(s,o),h=c.dotVec3(s,l);i[0]=A,i[1]=h}},exports.ClampToEdgeWrapping=1001,exports.Component=D,exports.CompressedMediaType=10003,exports.Configs=Zr,exports.ContextMenu=class{constructor(e={}){this._id=t.addItem(),this._context=null,this._enabled=!1,this._itemsCfg=[],this._rootMenu=null,this._menuList=[],this._menuMap={},this._itemList=[],this._itemMap={},this._shown=!1,this._nextId=0,this._eventSubs={},!1!==e.hideOnMouseDown&&(document.addEventListener("mousedown",(e=>{e.target.classList.contains("xeokit-context-menu-item")||this.hide()})),document.addEventListener("touchstart",this._canvasTouchStartHandler=e=>{e.target.classList.contains("xeokit-context-menu-item")||this.hide()})),e.items&&(this.items=e.items),this._hideOnAction=!1!==e.hideOnAction,this.context=e.context,this.enabled=!1!==e.enabled,this.hide()}on(e,t){let i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}fire(e,t){const i=this._eventSubs[e];if(i)for(let e=0,s=i.length;e<s;e++)i[e](t)}set items(e){this._clear(),this._itemsCfg=e||[],this._parseItems(e),this._createUI()}get items(){return this._itemsCfg}set enabled(e){(e=!!e)!==this._enabled&&(this._enabled=e,this._enabled||this.hide())}get enabled(){return this._enabled}set context(e){this._context=e}get context(){return this._context}show(e,t){this._context?this._enabled&&(this._shown||(this._hideAllMenus(),this._updateItemsTitles(),this._updateItemsEnabledStatus(),this._showMenu(this._rootMenu.id,e,t),this._updateSubMenuInfo(),this._shown=!0,this.fire("shown",{}))):console.error("ContextMenu cannot be shown without a context - set context first")}get shown(){return this._shown}hide(){this._enabled&&this._shown&&(this._hideAllMenus(),this._shown=!1,this.fire("hidden",{}))}destroy(){this._context=null,this._clear(),null!==this._id&&(t.removeItem(this._id),this._id=null)}_clear(){for(let e=0,t=this._menuList.length;e<t;e++){const t=this._menuList[e].menuElement;t.parentElement.removeChild(t)}this._itemsCfg=[],this._rootMenu=null,this._menuList=[],this._menuMap={},this._itemList=[],this._itemMap={}}_parseItems(e){const t=e=>{const o=this._getNextId(),n=new i(o);for(let i=0,o=e.length;i<o;i++){const o=e[i],a=new s;n.groups.push(a);for(let e=0,i=o.length;e<i;e++){const i=o[e],s=i.items,l=s&&s.length>0,A=this._getNextId(),h=i.getTitle||(()=>i.title||""),c=i.doAction||i.callback||(()=>{}),u=i.getEnabled||(()=>!0),d=i.getShown||(()=>!0),p=new r(A,h,c,u,d);if(p.parentMenu=n,a.items.push(p),l){const e=t(s);p.subMenu=e,e.parentItem=p}this._itemList.push(p),this._itemMap[p.id]=p}}return this._menuList.push(n),this._menuMap[n.id]=n,n};this._rootMenu=t(e)}_getNextId(){return"ContextMenu_"+this._id+"_"+this._nextId++}_createUI(){const e=t=>{this._createMenuUI(t);const i=t.groups;for(let t=0,s=i.length;t<s;t++){const s=i[t].items;for(let t=0,i=s.length;t<i;t++){const i=s[t].subMenu;i&&e(i)}}};e(this._rootMenu)}_createMenuUI(e){const t=e.groups,i=[];if(i.push('<div class="xeokit-context-menu '+e.id+'" style="z-index:300000; position: absolute;">'),i.push("<ul>"),t)for(let e=0,s=t.length;e<s;e++){const r=e,o=s,n=t[e].items;if(n)for(let e=0,t=n.length;e<t;e++){const s=n[e],a=s.subMenu,l=s.title||"";a?(i.push('<li id="'+s.id+'" class="xeokit-context-menu-item xeokit-context-menu-submenu">'+l+"</li>"),r===o-1||e<t-1||i.push('<li id="'+s.id+'" class="xeokit-context-menu-item-separator"></li>')):(i.push('<li id="'+s.id+'" class="xeokit-context-menu-item">'+l+"</li>"),r===o-1||e<t-1||i.push('<li id="'+s.id+'" class="xeokit-context-menu-item-separator"></li>'))}}i.push("</ul>"),i.push("</div>");const s=i.join("");document.body.insertAdjacentHTML("beforeend",s);const r=document.querySelector("."+e.id);e.menuElement=r,r.style["border-radius"]="4px",r.style.display="none",r.style["z-index"]=3e5,r.style.background="white",r.style.border="1px solid black",r.style["box-shadow"]="0 4px 5px 0 gray",r.oncontextmenu=e=>{e.preventDefault()};const o=this;let n=null;if(t)for(let e=0,i=t.length;e<i;e++){const i=t[e].items;if(i)for(let e=0,t=i.length;e<t;e++){const t=i[e],s=t.subMenu;t.itemElement=document.getElementById(t.id),t.itemElement?(t.itemElement.addEventListener("mouseenter",(e=>{e.preventDefault();const i=t.subMenu;if(!i)return void(n&&(o._hideMenu(n.id),n=null));if(n&&n.id!==i.id&&(o._hideMenu(n.id),n=null),!1===t.enabled)return;const s=t.itemElement,r=i.menuElement,a=s.getBoundingClientRect();r.getBoundingClientRect();a.right+200>window.innerWidth?o._showMenu(i.id,a.left-200,a.top-1):o._showMenu(i.id,a.right-5,a.top-1),n=i})),s||(t.itemElement.addEventListener("click",(e=>{e.preventDefault(),o._context&&!1!==t.enabled&&(t.doAction&&t.doAction(o._context),this._hideOnAction?o.hide():(o._updateItemsTitles(),o._updateItemsEnabledStatus()))})),t.itemElement.addEventListener("mouseup",(e=>{3===e.which&&(e.preventDefault(),o._context&&!1!==t.enabled&&(t.doAction&&t.doAction(o._context),this._hideOnAction?o.hide():(o._updateItemsTitles(),o._updateItemsEnabledStatus())))})),t.itemElement.addEventListener("mouseenter",(e=>{e.preventDefault(),!1!==t.enabled&&t.doHover&&t.doHover(o._context)})))):console.error("ContextMenu item element not found: "+t.id)}}}_updateItemsTitles(){if(this._context)for(let e=0,t=this._itemList.length;e<t;e++){const t=this._itemList[e],i=t.itemElement;if(!i)continue;const s=t.getShown;if(!s||!s(this._context))continue;const r=t.getTitle(this._context);t.subMenu,i.innerText=r}}_updateItemsEnabledStatus(){if(this._context)for(let e=0,t=this._itemList.length;e<t;e++){const t=this._itemList[e],i=t.itemElement;if(!i)continue;const s=t.getEnabled;if(!s)continue;const r=t.getShown;if(!r)continue;const o=r(this._context);if(t.shown=o,!o){i.style.display="none";continue}i.style.display="";const n=s(this._context);t.enabled=n,n?i.classList.remove("disabled"):i.classList.add("disabled")}}_updateSubMenuInfo(){if(!this._context)return;let e,t,i,s,r,o;this._itemList.forEach((n=>{n.subMenu&&(e=n.itemElement,t=e.getBoundingClientRect(),i=n.subMenu.menuElement,s={visibility:i.style.visibility,display:i.style.display},i.style.display="block",i.style.visibility="hidden",o=n.subMenu.menuElement.getBoundingClientRect().width,i.style.visibility=s.visibility,i.style.display=s.display,r=t.right+o>window.innerWidth,e.setAttribute("data-submenuposition",r?"left":"right"))}))}_showMenu(e,t,i){const s=this._menuMap[e];if(!s)return void console.error("Menu not found: "+e);if(s.shown)return;const r=s.menuElement;r&&(this._showMenuElement(r,t,i),s.shown=!0)}_hideMenu(e){const t=this._menuMap[e];if(!t)return void console.error("Menu not found: "+e);if(!t.shown)return;const i=t.menuElement;i&&(this._hideMenuElement(i),t.shown=!1)}_hideAllMenus(){for(let e=0,t=this._menuList.length;e<t;e++){const t=this._menuList[e];this._hideMenu(t.id)}}_showMenuElement(e,t,i){e.style.display="block";const s=e.offsetHeight,r=e.offsetWidth;i+s>window.innerHeight&&(i=window.innerHeight-s),t+r>window.innerWidth&&(t=window.innerWidth-r),e.style.left=t+"px",e.style.top=i+"px"}_hideMenuElement(e){e.style.display="none"}},exports.CubicBezierCurve=class extends Uh{constructor(e,t={}){super(e,t),this.v0=t.v0,this.v1=t.v1,this.v2=t.v2,this.v3=t.v3,this.t=t.t}set v0(e){this._v0=e||c.vec3([0,0,0])}get v0(){return this._v0}set v1(e){this._v1=e||c.vec3([0,0,0])}get v1(){return this._v1}set v2(e){this._v2=e||c.vec3([0,0,0])}get v2(){return this._v2}set v3(e){this.fire("v3",this._v3=e||c.vec3([0,0,0]))}get v3(){return this._v3}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}getPoint(e){var t=c.vec3();return t[0]=c.b3(e,this._v0[0],this._v1[0],this._v2[0],this._v3[0]),t[1]=c.b3(e,this._v0[1],this._v1[1],this._v2[1],this._v3[1]),t[2]=c.b3(e,this._v0[2],this._v1[2],this._v2[2],this._v3[2]),t}getJSON(){return{v0:this._v0,v1:this._v1,v2:this._v2,v3:this._v3,t:this._t}}},exports.Curve=Uh,exports.DefaultLoadingManager=RA,exports.DepthFormat=1026,exports.DepthStencilFormat=1027,exports.DirLight=St,exports.DistanceMeasurementEditControl=Dh,exports.DistanceMeasurementEditMouseControl=class extends Dh{constructor(e,t){super(e,t,!0,!1)}},exports.DistanceMeasurementEditTouchControl=class extends Dh{constructor(e,t){super(e,t,!1,!0)}},exports.DistanceMeasurementsControl=Fh,exports.DistanceMeasurementsMouseControl=Ih,exports.DistanceMeasurementsPlugin=class extends V{constructor(e,t={}){super("DistanceMeasurements",e),this._pointerLens=t.pointerLens,this._container=t.container||document.body,this._defaultControl=null,this._measurements={},this.labelMinAxisLength=t.labelMinAxisLength,this.defaultVisible=!1!==t.defaultVisible,this.defaultOriginVisible=!1!==t.defaultOriginVisible,this.defaultTargetVisible=!1!==t.defaultTargetVisible,this.defaultWireVisible=!1!==t.defaultWireVisible,this.defaultXLabelEnabled=!1!==t.defaultXLabelEnabled,this.defaultYLabelEnabled=!1!==t.defaultYLabelEnabled,this.defaultZLabelEnabled=!1!==t.defaultZLabelEnabled,this.defaultLengthLabelEnabled=!1!==t.defaultLengthLabelEnabled,this.defaultLabelsVisible=!1!==t.defaultLabelsVisible,this.defaultAxisVisible=!1!==t.defaultAxisVisible,this.defaultXAxisVisible=!1!==t.defaultXAxisVisible,this.defaultYAxisVisible=!1!==t.defaultYAxisVisible,this.defaultZAxisVisible=!1!==t.defaultZAxisVisible,this.defaultColor=void 0!==t.defaultColor?t.defaultColor:"#00BBFF",this.zIndex=t.zIndex||1e4,this.defaultLabelsOnWires=!1!==t.defaultLabelsOnWires,this.useRotationAdjustment=void 0!==t.useRotationAdjustment&&!1!==t.useRotationAdjustment,this._onMouseOver=(e,t)=>{this.fire("mouseOver",{plugin:this,distanceMeasurement:t,measurement:t,event:e})},this._onMouseLeave=(e,t)=>{this.fire("mouseLeave",{plugin:this,distanceMeasurement:t,measurement:t,event:e})},this._onContextMenu=(e,t)=>{this.fire("contextMenu",{plugin:this,distanceMeasurement:t,measurement:t,event:e})}}getContainerElement(){return this._container}send(e,t){}get pointerLens(){return this._pointerLens}get control(){return this._defaultControl||(this._defaultControl=new Ih(this,{})),this._defaultControl}get measurements(){return this._measurements}set labelMinAxisLength(e){e<1&&(this.error("labelMinAxisLength must be >= 1; defaulting to 25"),e=25),this._labelMinAxisLength=e||25}get labelMinAxisLength(){return this._labelMinAxisLength}set useRotationAdjustment(e){e=void 0!==e&&Boolean(e),this._useRotationAdjustment=e}get useRotationAdjustment(){return this._useRotationAdjustment}createMeasurement(e={}){this.viewer.scene.components[e.id]&&(this.error("Viewer scene component with this ID already exists: "+e.id),delete e.id);const t=e.origin,i=e.target,s=new Eh(this,{id:e.id,plugin:this,container:this._container,origin:{entity:t.entity,worldPos:t.worldPos},target:{entity:i.entity,worldPos:i.worldPos},visible:e.visible,wireVisible:e.wireVisible,axisVisible:!1!==e.axisVisible&&!1!==this.defaultAxisVisible,xAxisVisible:!1!==e.xAxisVisible&&!1!==this.defaultXAxisVisible,yAxisVisible:!1!==e.yAxisVisible&&!1!==this.defaultYAxisVisible,zAxisVisible:!1!==e.zAxisVisible&&!1!==this.defaultZAxisVisible,xLabelEnabled:!1!==e.xLabelEnabled&&!1!==this.defaultXLabelEnabled,yLabelEnabled:!1!==e.yLabelEnabled&&!1!==this.defaultYLabelEnabled,zLabelEnabled:!1!==e.zLabelEnabled&&!1!==this.defaultZLabelEnabled,lengthLabelEnabled:!1!==e.lengthLabelEnabled&&!1!==this.defaultLengthLabelEnabled,labelsVisible:!1!==e.labelsVisible&&!1!==this.defaultLabelsVisible,useRotationAdjustment:this.useRotationAdjustment,originVisible:e.originVisible,targetVisible:e.targetVisible,color:e.color,labelsOnWires:!1!==e.labelsOnWires&&!1!==this.defaultLabelsOnWires,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._measurements[s.id]=s,s.clickable=!0,s.on("destroyed",(()=>{delete this._measurements[s.id]})),this.fire("measurementCreated",s),s}destroyMeasurement(e){const t=this._measurements[e];t?(t.destroy(),this.fire("measurementDestroyed",t)):this.log("DistanceMeasurement not found: "+e)}setLabelsShown(e){for(const[t,i]of Object.entries(this.measurements))i.labelShown=e}setAxisVisible(e){for(const[t,i]of Object.entries(this.measurements))i.axisVisible=e;this.defaultAxisVisible=e}getAxisVisible(){return this.defaultAxisVisible}clear(){const e=Object.keys(this._measurements);for(var t=0,i=e.length;t<i;t++)this.destroyMeasurement(e[t])}destroy(){this.clear(),super.destroy()}},exports.DistanceMeasurementsTouchControl=class extends Fh{constructor(e,t={}){super(e.viewer.scene),this.pointerLens=t.pointerLens,this.pointerCircle=new Q(e.viewer),this._active=!1;const i=document.createElement("div"),s=this.scene.canvas.canvas;s.parentNode.insertBefore(i,s),i.style.background="black",i.style.border="2px solid blue",i.style.borderRadius="10px",i.style.width="5px",i.style.height="5px",i.style.margin="-200px -200px",i.style.zIndex="100",i.style.position="absolute",i.style.pointerEvents="none",this.markerDiv=i,this._currentDistanceMeasurement=null,this._currentDistanceMeasurementInitState={wireVisible:null,axisVisible:null,xAxisVisible:null,yaxisVisible:null,zAxisVisible:null,targetVisible:null},this._longTouchTimeoutMs=300,this._snapping=!1!==t.snapping,this._attachPlugin(e,t)}_attachPlugin(e){this.distanceMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;const e=this.plugin,t=this.scene,i=t.canvas.canvas;e.pointerLens;const s=c.vec3(),r=20;let o=null;this._touchState=0;const n=c.vec2(),a=c.vec2(),l=c.vec2();let A=null;const h=()=>{this.plugin.viewer.cameraControl.active=!1},u=()=>{this.plugin.viewer.cameraControl.active=!0},d=()=>{o&&(clearTimeout(o),o=null),this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),u(),this._touchState=0};i.addEventListener("touchstart",this._onCanvasTouchStart=l=>{const u=l.touches.length;if(1!==u)return void(o&&(clearTimeout(o),o=null));const p=l.touches[0],f=i.getBoundingClientRect(),g=p.clientX-f.left,m=p.clientY-f.top;switch(n.set([g,m]),a.set([g,m]),this._touchState){case 0:if(1!==u&&null!==o)return void d();const i=t.pick({canvasPos:a,snapping:this._snapping,snapToEdge:this._snapping});if(i&&i.snapped)s.set(i.worldPos),this.pointerCircle.start(i.snappedCanvasPos);else{const e=t.pick({canvasPos:a,pickSurface:!0});if(!e||!e.worldPos)return;s.set(e.worldPos),this.pointerCircle.start(e.canvasPos)}o=setTimeout((()=>{1!==u||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r||(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.cursorPos=n),this.pointerLens&&(this.pointerLens.canvasPos=a,this.pointerLens.snapped=!1),this.pointerLens&&(this.pointerLens.cursorPos=i.canvasPos,this.pointerLens.snapped=!0),this._currentDistanceMeasurement?this._currentDistanceMeasurement.origin.worldPos=s:(this._currentDistanceMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:s,entity:i.entity},target:{worldPos:s,entity:i.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1),this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement),this._touchState=2,h())}),this._longTouchTimeoutMs),this._touchState=1,A=p.identifier;break;case 3:if(1!==u&&null!==o)return clearTimeout(o),void(o=null);1===u&&(o=setTimeout((()=>{if(o=null,1!==u||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r)return;this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.snapped=!1);const e=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(e&&e.snapped)this.pointerLens&&(this.pointerLens.cursorPos=e.snappedCanvasPos,this.pointerLens.snapped=!0),this.pointerCircle.start(e.snappedCanvasPos),s.set(e.worldPos),this._currentDistanceMeasurement.target.worldPos=e.worldPos,this._currentDistanceMeasurement.target.entity=e.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement);else{const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=e.canvasPos,this.pointerLens.snapped=!1),this.pointerCircle.start(e.canvasPos),s.set(e.worldPos),this._currentDistanceMeasurement.target.worldPos=e.worldPos,this._currentDistanceMeasurement.target.entity=e.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)}this._touchState=5,h()}),this._longTouchTimeoutMs),this._touchState=4),A=p.identifier;break;default:return null!==o&&(clearTimeout(o),o=null),void(this._touchState=7)}},{passive:!0}),i.addEventListener("touchmove",(r=>{this.pointerCircle.stop();const n=r.touches.length;if(1!==n||1!==r.changedTouches.length)return void(o&&(clearTimeout(o),o=null));const l=r.touches[0],h=i.getBoundingClientRect(),u=l.clientX-h.left,d=l.clientY-h.top;if(l.identifier!==A)return;let p,f;switch(a.set([u,d]),this._touchState){case 2:this.pointerLens&&(this.pointerLens.canvasPos=a),p=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),p&&p.snapped?(this.pointerLens&&(this.pointerLens.snappedCanvasPos=p.snappedCanvasPos,this.pointerLens.snapped=!0),s.set(p.worldPos),this._currentDistanceMeasurement?this._currentDistanceMeasurement.origin.worldPos=p.worldPos:(this._currentDistanceMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:p.worldPos,entity:p.entity},target:{worldPos:p.worldPos,entity:p.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1),this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):(f=t.pick({canvasPos:a,pickSurface:!0}),f&&f.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=f.canvasPos,this.pointerLens.snapped=!1),s.set(f.worldPos),this._currentDistanceMeasurement?this._currentDistanceMeasurement.origin.worldPos=f.worldPos:(this._currentDistanceMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:f.worldPos,entity:f.entity},target:{worldPos:f.worldPos,entity:f.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1),this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)),this._touchState=2;break;case 5:if(1!==n&&null!==o)return clearTimeout(o),o=null,this.pointerLens&&(this.pointerLens.visible=!1),void(this._touchState=7);this.pointerLens&&(this.pointerLens.canvasPos=a),p=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),p&&p.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=p.snappedCanvasPos,this.pointerLens.snapped=!0),this._currentDistanceMeasurement.target.worldPos=p.worldPos,this._currentDistanceMeasurement.target.entity=p.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0):(f=t.pick({canvasPos:a,pickSurface:!0}),f&&f.worldPos&&(this.pointerLens&&(this.pointerLens.cursorPos=f.canvasPos,this.pointerLens.snapped=!1),this._currentDistanceMeasurement.target.worldPos=f.worldPos,this._currentDistanceMeasurement.target.entity=f.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0)),this._touchState=5}}),{passive:!0}),i.addEventListener("touchend",this._onCanvasTouchEnd=s=>{this.pointerCircle.stop();const h=s.changedTouches.length;if(1!==h)return;const d=s.changedTouches[0],p=i.getBoundingClientRect(),f=d.clientX-p.left,g=d.clientY-p.top;if(d.identifier===A)switch(o&&(clearTimeout(o),o=null),l.set([f,g]),this._touchState){case 1:{if(1!==h||f>n[0]+r||f<n[0]-r||g>n[1]+r||g<n[1]-r)return void(this._touchState=0);const i=t.pick({canvasPos:a,pickSurface:!0});i&&i.worldPos?(this._currentDistanceMeasurement=e.createMeasurement({id:c.createUUID(),origin:{worldPos:i.worldPos,entity:i.entity},target:{worldPos:i.worldPos,entity:i.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1,this._touchState=3,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):(this._currentDistanceMeasurement&&this._currentDistanceMeasurement.destroy(),this._touchState=0)}u();break;case 2:this.pointerLens&&(this.pointerLens.visible=!1),this._currentDistanceMeasurement?this._touchState=3:(this.pointerLens&&(this.pointerLens.snapped=!1,this.pointerLens.visible=!1),this._touchState=0),u();break;case 4:{if(1!==h||f>n[0]+r||f<n[0]-r||g>n[1]+r||g<n[1]-r)return void(this._touchState=3);const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this._currentDistanceMeasurement.target.worldPos=e.worldPos,this._currentDistanceMeasurement.target.entity=e.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0,this._currentDistanceMeasurement.xAxisVisible=!0,this._currentDistanceMeasurement.yAxisVisible=!0,this._currentDistanceMeasurement.zAxisVisible=!0,this._currentDistanceMeasurement.clickable=!0,this.distanceMeasurementsPlugin.fire("measurementEnd",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null):this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._touchState=0}u();break;case 5:console.log("long touch"),this.pointerLens&&(this.pointerLens.visible=!1),this._currentDistanceMeasurement&&this._currentDistanceMeasurement.targetVisible?(this._currentDistanceMeasurement.clickable=!0,this.distanceMeasurementsPlugin.fire("measurementEnd",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null,this._touchState=0):(this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._touchState=0),u()}},{passive:!0}),this._active=!0}deactivate(){if(!this._active)return;this.plugin.pointerLens&&(this.plugin.pointerLens.visible=!1),this.reset();const e=this.plugin.viewer.scene.canvas.canvas;e.removeEventListener("touchstart",this._onCanvasTouchStart),e.removeEventListener("touchend",this._onCanvasTouchEnd),this._active=!1,this.plugin.viewer.cameraControl.active=!0}reset(){this._active&&this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null)}get currentMeasurement(){return this._currentDistanceMeasurement}destroy(){this.deactivate(),super.destroy()}},exports.Dot3D=de,exports.DotBIMDefaultDataSource=IC,exports.DotBIMLoaderPlugin=class extends V{constructor(e,t={}){super("DotBIMLoader",e,t),this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults}set dataSource(e){this._dataSource=e||new IC}get dataSource(){return this._dataSource}set objectDefaults(e){this._objectDefaults=e||XB}get objectDefaults(){return this._objectDefaults}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new ph(this.viewer.scene,_.apply(e,{isModel:!0,backfaces:e.backfaces,dtxEnabled:e.dtxEnabled,rotation:e.rotation,origin:e.origin})),i=t.id;if(!e.src&&!e.dotBIM)return this.error("load() param expected: src or dotBIM"),t;const s=e.objectDefaults||this._objectDefaults||XB;let r,o;if(e.includeTypes){r={};for(let t=0,i=e.includeTypes.length;t<i;t++)r[e.includeTypes[t]]=!0}if(e.excludeTypes){o={},r||(r={});for(let t=0,i=e.excludeTypes.length;t<i;t++)r[e.excludeTypes[t]]=!0}const n=e=>{const t=e.fileData,n=e.sceneModel,a={},l=c.createUUID(),A=c.createUUID(),h=c.createUUID(),u=c.createUUID(),d={metaObjects:[{id:l,name:"Project",type:"Project",parent:null},{id:A,name:"Site",type:"Site",parent:l},{id:h,name:"Building",type:"Building",parent:A},{id:u,name:"BuildingStorey",type:"BuildingStorey",parent:h}],propertySets:[]},p=(e,i)=>{if(a[e])return;const s=t.meshes.find((e=>e.mesh_id===i.mesh_id));n.createGeometry({id:e,primitive:"triangles",positions:s.coordinates,indices:s.indices}),a[e]=!0},f=t.elements;for(let e=0,i=f.length;e<i;e++){const i=f[e],a=i.type;if(o&&o[a])continue;if(r&&!r[a])continue;const l=i.info,A=void 0!==i.guid?`${i.guid}`:void 0!==l&&void 0!==l.id?l.id:e,h=i.mesh_id,c=i.vector,g=i.rotation,m=s?s[a]||s.DEFAULT:null;let _=!0,v=!0;if(void 0===i.face_colors){p(h,i);const e=`${A}-mesh`;let t=i.color?[i.color.r/255,i.color.g/255,i.color.b/255]:[1,1,1],s=i.color?i.color.a/255:1;m&&(!1===m.visible&&(_=!1),!1===m.pickable&&(v=!1),m.colorize&&(t=m.colorize),void 0!==m.opacity&&null!==m.opacity&&(s=m.opacity)),n.createMesh({id:e,geometryId:h,color:t,opacity:s,quaternion:!g||0===g.qz&&0===g.qy&&0===g.qx&&1===g.qw?void 0:[g.qx,g.qy,g.qz,g.qw],position:c?[c.x,c.y,c.z]:void 0}),n.createEntity({id:A,meshIds:[e],visible:_,pickable:v,isObject:!0})}else{let e=i.face_colors,s={},r=0,o=t.meshes.find((e=>e.mesh_id===i.mesh_id));for(let t=0,i=e.length;t<i;t+=4){let i=[e[t],e[t+1],e[t+2],e[t+3]];void 0===s[i]&&(s[i]=[]);let n=o.indices[r],a=o.coordinates[3*n],l=o.coordinates[3*n+1],A=o.coordinates[3*n+2],h=o.indices[r+1],c=o.coordinates[3*h],u=o.coordinates[3*h+1],d=o.coordinates[3*h+2],p=o.indices[r+2],f=o.coordinates[3*p],g=o.coordinates[3*p+1],m=o.coordinates[3*p+2];s[i].push(a,l,A,c,u,d,f,g,m),r+=3}let a=[];for(const[e,t]of Object.entries(s)){n.createGeometry({id:`${h}-${e}`,primitive:"triangles",positions:t,indices:[...Array(t.length/3).keys()]});const i=`${A}-mesh-${e}`,s=e.split(",").map(Number);let r=[s[0]/255,s[1]/255,s[2]/255],o=s[3]/255;m&&(!1===m.visible&&(_=!1),!1===m.pickable&&(v=!1),m.colorize&&(r=m.colorize),void 0!==m.opacity&&null!==m.opacity&&(o=m.opacity)),n.createMesh({id:i,geometryId:`${h}-${e}`,color:r,opacity:o,quaternion:!g||0===g.qz&&0===g.qy&&0===g.qx&&1===g.qw?void 0:[g.qx,g.qy,g.qz,g.qw],position:c?[c.x,c.y,c.z]:void 0}),a.push(i)}n.createEntity({id:A,meshIds:a,visible:_,pickable:v,isObject:!0})}let b=[];for(let e in l)b.push({name:e,value:l[e]});d.propertySets.push({id:A,name:"Properties",properties:b}),d.metaObjects.push({id:A,name:l&&l.Name&&"None"!==l.Name?l.Name:`${i.type} ${A}`,type:i.type,parent:u,propertySetIds:[A]})}n.finalize(),this.viewer.metaScene.createMetaModel(i,d),n.scene.once("tick",(()=>{n.destroyed||(n.scene.fire("modelLoaded",n.id),n.fire("loaded",!0,!1))}))};if(e.src){const i=e.src;this.viewer.scene.canvas.spinner.processes++,this._dataSource.getDotBIM(i,(e=>{n({fileData:e,sceneModel:t,nextId:0,error:function(e){}}),this.viewer.scene.canvas.spinner.processes--}),(e=>{this.viewer.scene.canvas.spinner.processes--,this.error(e)}))}else if(e.dotBIM){const i={fileData:e.dotBIM,sceneModel:t,nextId:0,error:function(e){}};n(i)}return t.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(i)})),t}destroy(){super.destroy()}},exports.EdgeMaterial=ei,exports.EmphasisMaterial=qt,exports.FaceAlignedSectionPlanesPlugin=class extends V{constructor(e,t={}){if(super("FaceAlignedSectionPlanesPlugin",e),this._freeControls=[],this._sectionPlanes=e.scene.sectionPlanes,this._controls={},this._shownControlId=null,this._dragSensitivity=t.dragSensitivity||1,null!==t.overviewCanvasId&&void 0!==t.overviewCanvasId){const e=document.getElementById(t.overviewCanvasId);e?this._overview=new yw(this,{overviewCanvas:e,visible:t.overviewVisible,onHoverEnterPlane:e=>{this._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:e=>{this._overview.setPlaneHighlighted(e,!1)},onClickedPlane:e=>{if(this.getShownControl()===e)return void this.hideControl();this.showControl(e);const t=this.sectionPlanes[e].pos;xw.set(this.viewer.scene.aabb),c.getAABB3Center(xw,Bw),xw[0]+=t[0]-Bw[0],xw[1]+=t[1]-Bw[1],xw[2]+=t[2]-Bw[2],xw[3]+=t[0]-Bw[0],xw[4]+=t[1]-Bw[1],xw[5]+=t[2]-Bw[2],this.viewer.cameraFlight.flyTo({aabb:xw,fitFOV:65})},onClickedNothing:()=>{this.hideControl()}}):this.warn("Can't find overview canvas: '"+t.overviewCanvasId+"' - will create plugin without overview")}null===t.controlElementId||void 0===t.controlElementId?this.error("Parameter expected: controlElementId"):(this._controlElement=document.getElementById(t.controlElementId),this._controlElement||this.warn("Can't find control element: '"+t.controlElementId+"' - will create plugin without control element")),this._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(e=>{this._sectionPlaneCreated(e)}))}setDragSensitivity(e){this._dragSensitivity=e||1}getDragSensitivity(){return this._dragSensitivity}setOverviewVisible(e){this._overview&&this._overview.setVisible(e)}getOverviewVisible(){if(this._overview)return this._overview.getVisible()}get sectionPlanes(){return this._sectionPlanes}createSectionPlane(e={}){void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);return new as(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0})}_sectionPlaneCreated(e){const t=this._freeControls.length>0?this._freeControls.pop():new vw(this);t._setSectionPlane(e),t.setVisible(!1),this._controls[e.id]=t,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(()=>{this._sectionPlaneDestroyed(e)}))}flipSectionPlanes(){const e=this.viewer.scene.sectionPlanes;for(let t in e){e[t].flipDir()}}showControl(e){const t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}getShownControl(){return this._shownControlId}hideControl(){for(let e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}destroySectionPlane(e){let t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}_sectionPlaneDestroyed(e){this._overview&&this._overview.removeSectionPlane(e);const t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}clear(){const e=Object.keys(this._sectionPlanes);for(let t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}send(e,t){switch(e){case"snapshotStarting":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!0);break;case"snapshotFinished":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}destroy(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),super.destroy()}_destroyFreeControls(){let e=this._freeControls.pop();for(;e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}},exports.FastNavPlugin=class extends V{constructor(e,t={}){super("FastNav",e),this._hideColorTexture=!1!==t.hideColorTexture,this._hidePBR=!1!==t.hidePBR,this._hideSAO=!1!==t.hideSAO,this._hideEdges=!1!==t.hideEdges,this._hideTransparentObjects=!!t.hideTransparentObjects,this._scaleCanvasResolution=!!t.scaleCanvasResolution,this._defaultScaleCanvasResolutionFactor=t.defaultScaleCanvasResolutionFactor||1,this._scaleCanvasResolutionFactor=t.scaleCanvasResolutionFactor||.6,this._delayBeforeRestore=!1!==t.delayBeforeRestore,this._delayBeforeRestoreSeconds=t.delayBeforeRestoreSeconds||.5;let i=1e3*this._delayBeforeRestoreSeconds,s=!1;const r=()=>{i=1e3*this._delayBeforeRestoreSeconds,s||(e.scene._renderer.setColorTextureEnabled(!this._hideColorTexture),e.scene._renderer.setPBREnabled(!this._hidePBR),e.scene._renderer.setSAOEnabled(!this._hideSAO),e.scene._renderer.setTransparentEnabled(!this._hideTransparentObjects),e.scene._renderer.setEdgesEnabled(!this._hideEdges),this._scaleCanvasResolution?e.scene.canvas.resolutionScale=this._scaleCanvasResolutionFactor:e.scene.canvas.resolutionScale=this._defaultScaleCanvasResolutionFactor,s=!0)},o=()=>{e.scene.canvas.resolutionScale=this._defaultScaleCanvasResolutionFactor,e.scene._renderer.setEdgesEnabled(!0),e.scene._renderer.setColorTextureEnabled(!0),e.scene._renderer.setPBREnabled(!0),e.scene._renderer.setSAOEnabled(!0),e.scene._renderer.setTransparentEnabled(!0),s=!1};this._onCanvasBoundary=e.scene.canvas.on("boundary",r),this._onCameraMatrix=e.scene.camera.on("matrix",r),this._onSceneTick=e.scene.on("tick",(e=>{s&&(i-=e.deltaTime,(!this._delayBeforeRestore||i<=0)&&o())}));let n=!1;this._onSceneMouseDown=e.scene.input.on("mousedown",(()=>{n=!0})),this._onSceneMouseUp=e.scene.input.on("mouseup",(()=>{n=!1})),this._onSceneMouseMove=e.scene.input.on("mousemove",(()=>{n&&r()}))}get hideColorTexture(){return this._hideColorTexture}set hideColorTexture(e){this._hideColorTexture=e}get hidePBR(){return this._hidePBR}set hidePBR(e){this._hidePBR=e}get hideSAO(){return this._hideSAO}set hideSAO(e){this._hideSAO=e}get hideEdges(){return this._hideEdges}set hideEdges(e){this._hideEdges=e}get hideTransparentObjects(){return this._hideTransparentObjects}set hideTransparentObjects(e){this._hideTransparentObjects=!1!==e}get scaleCanvasResolution(){return this._scaleCanvasResolution}set scaleCanvasResolution(e){this._scaleCanvasResolution=e}get defaultScaleCanvasResolutionFactor(){return this._defaultScaleCanvasResolutionFactor}set defaultScaleCanvasResolutionFactor(e){this._defaultScaleCanvasResolutionFactor=e||1}get scaleCanvasResolutionFactor(){return this._scaleCanvasResolutionFactor}set scaleCanvasResolutionFactor(e){this._scaleCanvasResolutionFactor=e||.6}get delayBeforeRestore(){return this._delayBeforeRestore}set delayBeforeRestore(e){this._delayBeforeRestore=e}get delayBeforeRestoreSeconds(){return this._delayBeforeRestoreSeconds}set delayBeforeRestoreSeconds(e){this._delayBeforeRestoreSeconds=null!=e?e:.5}send(e,t){}destroy(){this.viewer.scene.camera.off(this._onCameraMatrix),this.viewer.scene.canvas.off(this._onCanvasBoundary),this.viewer.scene.input.off(this._onSceneMouseDown),this.viewer.scene.input.off(this._onSceneMouseUp),this.viewer.scene.input.off(this._onSceneMouseMove),this.viewer.scene.off(this._onSceneTick),super.destroy()}},exports.FloatType=1015,exports.Fresnel=class extends D{get type(){return"Fresnel"}constructor(e,t={}){super(e,t),this._state=new At({edgeColor:c.vec3([0,0,0]),centerColor:c.vec3([1,1,1]),edgeBias:0,centerBias:1,power:1}),this.edgeColor=t.edgeColor,this.centerColor=t.centerColor,this.edgeBias=t.edgeBias,this.centerBias=t.centerBias,this.power=t.power}set edgeColor(e){this._state.edgeColor.set(e||[0,0,0]),this.glRedraw()}get edgeColor(){return this._state.edgeColor}set centerColor(e){this._state.centerColor.set(e||[1,1,1]),this.glRedraw()}get centerColor(){return this._state.centerColor}set edgeBias(e){this._state.edgeBias=e||0,this.glRedraw()}get edgeBias(){return this._state.edgeBias}set centerBias(e){this._state.centerBias=null!=e?e:1,this.glRedraw()}get centerBias(){return this._state.centerBias}set power(e){this._state.power=null!=e?e:1,this.glRedraw()}get power(){return this._state.power}destroy(){super.destroy(),this._state.destroy()}},exports.Frustum=U,exports.FrustumPlane=L,exports.GIFMediaType=1e4,exports.GLTFDefaultDataSource=Sh,exports.GLTFLoaderPlugin=class extends V{constructor(e,t={}){super("GLTFLoader",e,t),this._sceneModelLoader=new HB(this,t),this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults}set dataSource(e){this._dataSource=e||new Sh}get dataSource(){return this._dataSource}set objectDefaults(e){this._objectDefaults=e||XB}get objectDefaults(){return this._objectDefaults}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new ph(this.viewer.scene,_.apply(e,{isModel:!0,dtxEnabled:e.dtxEnabled})),i=t.id;if(!e.src&&!e.gltf)return this.error("load() param expected: src or gltf"),t;if(e.metaModelSrc||e.metaModelJSON){const s=s=>{this.viewer.metaScene.createMetaModel(i,s,{}),this.viewer.scene.canvas.spinner.processes--,e.src?this._sceneModelLoader.load(this,e.src,s,e,t):this._sceneModelLoader.parse(this,e.gltf,s,e,t)};if(e.metaModelSrc){const t=e.metaModelSrc;this.viewer.scene.canvas.spinner.processes++,this._dataSource.getMetaModel(t,(e=>{this.viewer.scene.canvas.spinner.processes--,s(e)}),(e=>{this.error(`load(): Failed to load model metadata for model '${i} from  '${t}' - ${e}`),this.viewer.scene.canvas.spinner.processes--}))}else e.metaModelJSON&&s(e.metaModelJSON)}else e.src?this._sceneModelLoader.load(this,e.src,null,e,t):this._sceneModelLoader.parse(this,e.gltf,null,e,t);return t.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(i)})),t}destroy(){super.destroy()}},exports.HalfFloatType=1016,exports.ImagePlane=class extends D{constructor(e,t={}){super(e,t),this._src=null,this._image=null,this._pos=c.vec3(),this._origin=c.vec3(),this._rtcPos=c.vec3(),this._dir=c.vec3(),this._size=1,this._imageSize=c.vec2(),this._texture=new Ts(this),this._plane=new ts(this,{geometry:new zt(this,Qs({center:[0,0,0],xSize:1,zSize:1,xSegments:10,zSegments:10})),material:new Yt(this,{diffuse:[0,0,0],ambient:[0,0,0],specular:[0,0,0],diffuseMap:this._texture,emissiveMap:this._texture,backfaces:!0}),clippable:t.clippable}),this._grid=new ts(this,{geometry:new zt(this,Ns({size:1,divisions:10})),material:new Yt(this,{diffuse:[0,0,0],ambient:[0,0,0],emissive:[.2,.8,.2]}),position:[0,.001,0],clippable:t.clippable}),this._node=new ms(this,{rotation:[0,0,0],position:[0,0,0],scale:[1,1,1],clippable:!1,children:[this._plane,this._grid]}),this._gridVisible=!1,this.visible=!0,this.gridVisible=t.gridVisible,this.position=t.position,this.rotation=t.rotation,this.dir=t.dir,this.size=t.size,this.collidable=t.collidable,this.clippable=t.clippable,this.pickable=t.pickable,this.opacity=t.opacity,t.image?this.image=t.image:this.src=t.src}set visible(e){this._plane.visible=e,this._grid.visible=this._gridVisible&&e}get visible(){return this._plane.visible}set gridVisible(e){e=!1!==e,this._gridVisible=e,this._grid.visible=this._gridVisible&&this.visible}get gridVisible(){return this._gridVisible}set image(e){this._image=e,this._image&&(this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage(),this._src=null,this._texture.image=this._image)}get image(){return this._image}set src(e){if(this._src=e,this._src){this._image=null;const e=new Image;e.onload=()=>{this._texture.image=e,this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage()},e.src=this._src}}get src(){return this._src}set position(e){this._pos.set(e||[0,0,0]),K(this._pos,this._origin,this._rtcPos),this._node.origin=this._origin,this._node.position=this._rtcPos}get position(){return this._pos}set rotation(e){this._node.rotation=e}get rotation(){return this._node.rotation}set size(e){this._size=null==e?1:e,this._image&&this._updatePlaneSizeFromImage()}get size(){return this._size}set dir(e){if(this._dir.set(e||[0,0,-1]),e){const t=this.scene.center,i=[-this._dir[0],-this._dir[1],-this._dir[2]];c.subVec3(t,this.position,Wh);const s=-c.dotVec3(i,Wh);c.normalizeVec3(i),c.mulVec3Scalar(i,s,Kh),c.vec3PairToQuaternion(Xh,e,Jh),this._node.quaternion=Jh}}get dir(){return this._dir}set collidable(e){this._node.collidable=!1!==e}get collidable(){return this._node.collidable}set clippable(e){this._node.clippable=!1!==e}get clippable(){return this._node.clippable}set pickable(e){this._node.pickable=!1!==e}get pickable(){return this._node.pickable}set opacity(e){this._node.opacity=e}get opacity(){return this._node.opacity}destroy(){super.destroy()}_updatePlaneSizeFromImage(){const e=this._size,t=this._imageSize[0],i=this._imageSize[1];if(t>i){const s=i/t;this._node.scale=[e,1,e*s]}else{const s=t/i;this._node.scale=[e*s,1,e]}}},exports.IntType=1013,exports.JPEGMediaType=10001,exports.KTX2TextureTranscoder=QA,exports.LASLoaderPlugin=class extends V{constructor(e,t={}){super("lasLoader",e,t),this.dataSource=t.dataSource,this.skip=t.skip,this.fp64=t.fp64,this.colorDepth=t.colorDepth,this.center=t.center,this.rotate=t.rotate,this.rotateX=t.rotateX,this.transform=t.transform}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new WP}get skip(){return this._skip}set skip(e){this._skip=e||1}get fp64(){return this._fp64}set fp64(e){this._fp64=!!e}get colorDepth(){return this._colorDepth}set colorDepth(e){this._colorDepth=e||"auto"}get center(){return this._center}set center(e){this._center=!!e}get transform(){return this._transform}set transform(e){this._transform=e}get rotate(){return this._rotate}set rotate(e){this._rotate=e}get rotateX(){return this._rotateX}set rotateX(e){this._rotateX=e}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new ph(this.viewer.scene,_.apply(e,{maxGeometryBatchSize:5e5,isModel:!0}));if(!e.src&&!e.las)return this.error("load() param expected: src or las"),t;const i={las:{skip:this._skip,fp64:this._fp64,colorDepth:this._colorDepth}};if(e.src)this._loadModel(e.src,e,i,t);else{const s=this.viewer.scene.canvas.spinner;s.processes++,this._parseModel(e.las,e,i,t).then((()=>{s.processes--}),(e=>{s.processes--,this.error(e),t.fire("error",e)}))}return t}_loadModel(e,t,i,s){const r=this.viewer.scene.canvas.spinner;r.processes++,this._dataSource.getLAS(t.src,(e=>{this._parseModel(e,t,i,s).then((()=>{r.processes--}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}_parseModel(e,t,i,s){const r=e=>{const t=e.value;if(this._center){const e=c.vec3(),i=t.length;for(let i=0,s=t.length;i<s;i+=3)e[0]+=t[i+0],e[1]+=t[i+1],e[2]+=t[i+2];e[0]/=i,e[1]/=i,e[2]/=i;for(let i=0,s=t.length;i<s;i+=3)t[i+0]-=e[0],t[i+1]-=e[1],t[i+2]-=e[2]}if(this._rotateX&&t)for(let e=0,i=t.length;e<i;e+=3){const i=t[e+1];t[e+1]=t[e+2],t[e+2]=i}if(this._rotate){const e=c.identityQuaternion(),i=c.mat4();c.eulerToQuaternion(this._rotate,"XYZ",e),c.quaternionToRotationMat4(e,i);const s=c.vec3();for(let e=0,r=t.length;e<r;e+=3)s[0]=t[e+0],s[1]=t[e+1],s[2]=t[e+2],c.transformPoint3(i,s,s),t[e+0]=s[0],t[e+1]=s[1],t[e+2]=s[2]}if(this._transform){const e=c.mat4(this._transform),i=c.vec3();for(let s=0,r=t.length;s<r;s+=3)i[0]=t[s+0],i[1]=t[s+1],i[2]=t[s+2],c.transformPoint3(e,i,i),t[s+0]=i[0],t[s+1]=i[1],t[s+2]=i[2]}return t};function o(e,t){const i=e.value,s=e.size,r=t.value,o=4*r.length,n=new Uint8Array(o);for(let e=0,t=0,o=0,a=r.length;e<a;e++,o+=s,t+=4)n[t+0]=i[o+0],n[t+1]=i[o+1],n[t+2]=i[o+2],n[t+3]=Math.round(r[e]/65536*255);return n}function n(e){const t=e.value,i=4*t.length,s=new Uint8Array(i);for(let e=0,i=0,r=t.length;e<r;e++,i+=4)s[i+0]=0,s[i+1]=0,s[i+2]=0,s[i+3]=Math.round(t[e]/65536*255);return s}return new Promise(((a,l)=>{if(s.destroyed)return void l();const A=t.stats||{};A.sourceFormat="LAS",A.schemaVersion="",A.title="",A.author="",A.created="",A.numMetaObjects=0,A.numPropertySets=0,A.numObjects=0,A.numGeometries=0,A.numTriangles=0,A.numVertices=0;try{const A=JP(e);oy(e,VB,i).then((e=>{const h=e.attributes,u=e.loaderData,d=void 0!==u.pointsFormatId?u.pointsFormatId:-1;if(!h.POSITION)return s.finalize(),void l("No positions found in file");let p,f;switch(d){case 0:p=r(h.POSITION),f=n(h.intensity);break;case 1:if(!h.intensity)return s.finalize(),void l("No positions found in file");p=r(h.POSITION),f=n(h.intensity);break;case 2:case 3:if(!h.intensity)return s.finalize(),void l("No positions found in file");p=r(h.POSITION),f=o(h.COLOR_0,h.intensity)}const g=qP(p,15e5),m=qP(f,2e6),_=[];for(let e=0,t=g.length;e<t;e++){const t=`pointsMesh${e}`;_.push(t),s.createMesh({id:t,primitive:"points",positions:g[e],colorsCompressed:e<m.length?m[e]:null})}const v=t.entityId||c.createUUID();if(s.createEntity({id:v,meshIds:_,isObject:!0}),s.finalize(),t.metaModelJSON){const e=s.id;this.viewer.metaScene.createMetaModel(e,t.metaModelJSON,i)}else if(!1!==t.loadMetadata){const e=c.createUUID(),t={projectId:"",author:"",createdAt:"",schema:"",creatingApplication:"",metaObjects:[{id:e,name:"Model",type:"Model"},{id:v,name:"PointCloud (LAS)",type:"PointCloud",parent:e,attributes:A||{}}],propertySets:[]},r=s.id;this.viewer.metaScene.createMetaModel(r,t,i)}s.scene.once("tick",(()=>{s.destroyed||(s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1))})),a()}))}catch(e){s.finalize(),l(e)}}))}},exports.LambertMaterial=_s,exports.LightMap=class extends $h{get type(){return"LightMap"}constructor(e,t={}){super(e,t),this.scene._lightMapCreated(this)}destroy(){super.destroy(),this.scene._lightMapDestroyed(this)}},exports.LineSet=gh,exports.LinearEncoding=3e3,exports.LinearFilter=1006,exports.LinearMipMapLinearFilter=1008,exports.LinearMipMapNearestFilter=1007,exports.LinearMipmapLinearFilter=1008,exports.LinearMipmapNearestFilter=1007,exports.Loader=LA,exports.LoadingManager=TA,exports.LocaleService=Th,exports.LuminanceAlphaFormat=1025,exports.LuminanceFormat=1024,exports.Map=e,exports.Marker=he,exports.MarqueePicker=N,exports.MarqueePickerMouseControl=class extends D{constructor(e){super(e.marqueePicker,e);const t=e.marqueePicker,i=t.viewer.scene.canvas.canvas;let s,r,o,n,a,l,A,h=!1,c=!1,u=!1;i.addEventListener("mousedown",(e=>{this.getActive()&&0===e.button&&(A=setTimeout((function(){const o=t.viewer.scene.input;o.keyDown[o.KEY_CTRL]||t.clear(),s=e.pageX,r=e.pageY,a=e.offsetX,t.setMarqueeCorner1([s,r]),h=!0,t.viewer.cameraControl.pointerEnabled=!1,t.setMarqueeVisible(!0),i.style.cursor="crosshair"}),400),c=!0)})),i.addEventListener("mouseup",(e=>{if(!this.getActive())return;if(!h&&!u)return;if(0!==e.button)return;clearTimeout(A),o=e.pageX,n=e.pageY;const i=Math.abs(o-s),a=Math.abs(n-r);h=!1,t.viewer.cameraControl.pointerEnabled=!0,u&&(u=!1),(i>3||a>3)&&t.pick()})),document.addEventListener("mouseup",(e=>{this.getActive()&&0===e.button&&(clearTimeout(A),h&&(t.setMarqueeVisible(!1),h=!1,c=!1,u=!0,t.viewer.cameraControl.pointerEnabled=!0))}),!0),i.addEventListener("mousemove",(e=>{this.getActive()&&0===e.button&&c&&(clearTimeout(A),h&&(o=e.pageX,n=e.pageY,l=e.offsetX,t.setMarqueeVisible(!0),t.setMarqueeCorner2([o,n]),t.setPickMode(a<l?N.PICK_MODE_INSIDE:N.PICK_MODE_INTERSECTS)))}))}setActive(e){this._active!==e&&(this._active=e,this.fire("active",this._active))}getActive(){return this._active}destroy(){}},exports.Mesh=ts,exports.MeshSurfaceArea=ir,exports.MeshVolume=Xs,exports.MetallicMaterial=ys,exports.MirroredRepeatWrapping=1002,exports.ModelMemento=class{constructor(e){if(this.objectsVisible=[],this.objectsEdges=[],this.objectsXrayed=[],this.objectsHighlighted=[],this.objectsSelected=[],this.objectsClippable=[],this.objectsPickable=[],this.objectsColorize=[],this.objectsOpacity=[],this.numObjects=0,e){const t=e.metaScene.scene;this.saveObjects(t,e)}}saveObjects(e,t,i){this.numObjects=0,this._mask=i?_.apply(i,{}):null;const s=!i||i.visible,r=!i||i.edges,o=!i||i.xrayed,n=!i||i.highlighted,a=!i||i.selected,l=!i||i.clippable,A=!i||i.pickable,h=!i||i.colorize,c=!i||i.opacity,u=t.metaObjects,d=e.objects;for(let e=0,t=u.length;e<t;e++){const t=d[u[e].id];if(t){if(s&&(this.objectsVisible[e]=t.visible),r&&(this.objectsEdges[e]=t.edges),o&&(this.objectsXrayed[e]=t.xrayed),n&&(this.objectsHighlighted[e]=t.highlighted),a&&(this.objectsSelected[e]=t.selected),l&&(this.objectsClippable[e]=t.clippable),A&&(this.objectsPickable[e]=t.pickable),h){const i=t.colorize;this.objectsColorize[3*e+0]=i[0],this.objectsColorize[3*e+1]=i[1],this.objectsColorize[3*e+2]=i[2]}c&&(this.objectsOpacity[e]=t.opacity),this.numObjects++}}}restoreObjects(e,t){const i=this._mask,s=!i||i.visible,r=!i||i.edges,o=!i||i.xrayed,n=!i||i.highlighted,a=!i||i.selected,l=!i||i.clippable,A=!i||i.pickable,h=!i||i.colorize,c=!i||i.opacity,u=t.metaObjects,d=e.objects;for(let e=0,t=u.length;e<t;e++){const t=d[u[e].id];t&&(s&&(t.visible=this.objectsVisible[e]),r&&(t.edges=this.objectsEdges[e]),o&&(t.xrayed=this.objectsXrayed[e]),n&&(t.highlighted=this.objectsHighlighted[e]),a&&(t.selected=this.objectsSelected[e]),l&&(t.clippable=this.objectsClippable[e]),A&&(t.pickable=this.objectsPickable[e]),h&&(tc[0]=this.objectsColorize[3*e+0],tc[1]=this.objectsColorize[3*e+1],tc[2]=this.objectsColorize[3*e+2],t.colorize=tc),c&&(t.opacity=this.objectsOpacity[e]))}}},exports.NavCubePlugin=class extends V{constructor(e,t={}){super("NavCube",e,t),e.navCube=this;try{this._navCubeScene=new hi(e,{canvasId:t.canvasId,canvasElement:t.canvasElement,transparent:!0}),this._navCubeCanvas=this._navCubeScene.canvas.canvas,this._navCubeScene.input.keyboardEnabled=!1}catch(e){return void this.error(e)}const i=this._navCubeScene;i.clearLights(),new St(i,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new St(i,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new St(i,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._navCubeCamera=i.camera,this._navCubeCamera.ortho.scale=7,this._navCubeCamera.ortho.near=.1,this._navCubeCamera.ortho.far=2e3,i.edgeMaterial.edgeColor=[.2,.2,.2],i.edgeMaterial.edgeAlpha=.6,this._zUp=Boolean(e.camera.zUp);var s=this;this.setIsProjectNorth(t.isProjectNorth),this.setProjectNorthOffsetAngle(t.projectNorthOffsetAngle);const r=function(){const e=c.mat4();return function(t,i,r){return c.identityMat4(e),c.rotationMat4v(t*s._projectNorthOffsetAngle*c.DEGTORAD,[0,1,0],e),c.transformVec3(e,i,r)}}();this._synchCamera=function(){var t=c.rotationMat4c(-90*c.DEGTORAD,1,0,0),i=c.vec3(),o=c.vec3(),n=c.vec3();return function(){var a=e.camera.eye,l=e.camera.look,A=e.camera.up;i=c.mulVec3Scalar(c.normalizeVec3(c.subVec3(a,l,i)),5),s._isProjectNorth&&s._projectNorthOffsetAngle&&(i=r(-1,i,YB),A=r(-1,A,ZB)),s._zUp?(c.transformVec3(t,i,o),c.transformVec3(t,A,n),s._navCubeCamera.look=[0,0,0],s._navCubeCamera.eye=c.transformVec3(t,i,o),s._navCubeCamera.up=c.transformPoint3(t,A,n)):(s._navCubeCamera.look=[0,0,0],s._navCubeCamera.eye=i,s._navCubeCamera.up=A)}}(),this._cubeTextureCanvas=new JB(e,i,t),this._cubeSampler=new Ts(i,{image:this._cubeTextureCanvas.getImage(),flipY:!0,wrapS:1001,wrapT:1001}),this._cubeMesh=new ts(i,{geometry:new zt(i,{primitive:"triangles",normals:[0,0,1,0,0,1,0,0,1,0,0,1,1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1],positions:[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,-1,1,-1,-1,1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,-1,1,-1,-1,-1,1,-1,-1,1,-1,1,-1,-1,1,1,-1,-1,-1,-1,-1,-1,1,-1,1,1,-1],uv:[.5,.6666,.25,.6666,.25,.3333,.5,.3333,.5,.6666,.5,.3333,.75,.3333,.75,.6666,.5,.6666,.5,1,.25,1,.25,.6666,.25,.6666,0,.6666,0,.3333,.25,.3333,.25,0,.5,0,.5,.3333,.25,.3333,.75,.3333,1,.3333,1,.6666,.75,.6666],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]}),material:new Yt(i,{diffuse:[.4,.4,.4],specular:[.4,.4,.4],emissive:[.6,.6,.6],diffuseMap:this._cubeSampler,emissiveMap:this._cubeSampler}),visible:!0,edges:!0}),this._shadow=!1===t.shadowVisible?null:new ts(i,{geometry:new zt(i,ss({center:[0,0,0],radiusTop:.001,radiusBottom:1.4,height:.01,radialSegments:20,heightSegments:1,openEnded:!0})),material:new Yt(i,{diffuse:[0,0,0],specular:[0,0,0],emissive:[0,0,0],alpha:.5}),position:[0,-1.5,0],visible:!0,pickable:!1,backfaces:!1}),this._onCameraMatrix=e.camera.on("matrix",this._synchCamera),this._onCameraWorldAxis=e.camera.on("worldAxis",(()=>{e.camera.zUp?(this._zUp=!0,this._cubeTextureCanvas.setZUp(),this._repaint(),this._synchCamera()):e.camera.yUp&&(this._zUp=!1,this._cubeTextureCanvas.setYUp(),this._repaint(),this._synchCamera())})),this._onCameraFOV=e.camera.perspective.on("fov",(e=>{this._synchProjection&&(this._navCubeCamera.perspective.fov=e)})),this._onCameraProjection=e.camera.on("projection",(e=>{this._synchProjection&&(this._navCubeCamera.projection="ortho"===e||"perspective"===e?e:"perspective")}));var o=-1;function n(e){var t=[0,0];if(e){for(var i=e.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t}var a,l,A=null,h=null,u=!1,d=!1,p=.5;s._navCubeCanvas.addEventListener("mouseenter",s._onMouseEnter=function(e){d=!0}),s._navCubeCanvas.addEventListener("mouseleave",s._onMouseLeave=function(e){d=!1}),s._navCubeCanvas.addEventListener("mousedown",s._onMouseDown=function(e){if(1===e.which){A=e.x,h=e.y,a=e.clientX,l=e.clientY;var t=n(e),s=i.pick({canvasPos:t});u=!!s}}),document.addEventListener("mouseup",s._onMouseUp=function(e){if(1===e.which&&(u=!1,null!==A)){var t=n(e),a=i.pick({canvasPos:t,pickSurface:!0});if(a&&a.uv){var l=s._cubeTextureCanvas.getArea(a.uv);if(l>=0&&(document.body.style.cursor="pointer",o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),l>=0)){if(s._cubeTextureCanvas.setAreaHighlighted(l,!0),o=l,s._repaint(),e.x<A-3||e.x>A+3||e.y<h-3||e.y>h+3)return;var c=s._cubeTextureCanvas.getAreaDir(l);if(c){var d=s._cubeTextureCanvas.getAreaUp(l);s._isProjectNorth&&s._projectNorthOffsetAngle&&(c=r(1,c,YB),d=r(1,d,ZB)),f(c,d,(function(){o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),document.body.style.cursor="pointer",o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),l>=0&&(s._cubeTextureCanvas.setAreaHighlighted(l,!1),o=-1,s._repaint())}))}}}}}),document.addEventListener("mousemove",s._onMouseMove=function(t){if(o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),1!==t.buttons||u){if(u){var r=t.clientX,A=t.clientY;return document.body.style.cursor="move",void function(t,i){var s=(t-a)*-p,r=(i-l)*-p;e.camera.orbitYaw(s),e.camera.orbitPitch(-r),a=t,l=i}(r,A)}if(d){var h=n(t),c=i.pick({canvasPos:h,pickSurface:!0});if(c){if(c.uv){document.body.style.cursor="pointer";var f=s._cubeTextureCanvas.getArea(c.uv);if(f===o)return;o>=0&&s._cubeTextureCanvas.setAreaHighlighted(o,!1),f>=0&&(s._cubeTextureCanvas.setAreaHighlighted(f,!0),s._repaint(),o=f)}}else document.body.style.cursor="default",o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1)}}});var f=function(){var t=c.vec3();return function(i,r,o){var n=s._fitVisible?e.scene.getAABB(e.scene.visibleObjectIds):e.scene.aabb,a=c.getAABB3Diag(n);c.getAABB3Center(n,t);var l=Math.abs(a/Math.tan(s._cameraFitFOV*c.DEGTORAD));e.cameraControl.pivotPos=t,s._cameraFly?e.cameraFlight.flyTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:r||[0,1,0],orthoScale:1.1*a,fitFOV:s._cameraFitFOV,duration:s._cameraFlyDuration},o):e.cameraFlight.jumpTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:r||[0,1,0],orthoScale:1.1*a,fitFOV:s._cameraFitFOV},o)}}();this._onUpdated=e.localeService.on("updated",(()=>{this._cubeTextureCanvas.clear(),this._repaint()})),this.setVisible(t.visible),this.setCameraFitFOV(t.cameraFitFOV),this.setCameraFly(t.cameraFly),this.setCameraFlyDuration(t.cameraFlyDuration),this.setFitVisible(t.fitVisible),this.setSynchProjection(t.synchProjection)}send(e,t){if("language"===e)this._cubeTextureCanvas.clear(),this._repaint()}_repaint(){const e=this._cubeTextureCanvas.getImage();this._cubeMesh.material.diffuseMap.image=e,this._cubeMesh.material.emissiveMap.image=e}setVisible(e=!0){this._navCubeCanvas&&(this._cubeMesh.visible=e,this._shadow&&(this._shadow.visible=e),this._navCubeCanvas.style.visibility=e?"visible":"hidden")}getVisible(){return!!this._navCubeCanvas&&this._cubeMesh.visible}setFitVisible(e=!1){this._fitVisible=e}getFitVisible(){return this._fitVisible}setCameraFly(e=!0){this._cameraFly=e}getCameraFly(){return this._cameraFly}setCameraFitFOV(e=45){this._cameraFitFOV=e}getCameraFitFOV(){return this._cameraFitFOV}setCameraFlyDuration(e=.5){this._cameraFlyDuration=e}getCameraFlyDuration(){return this._cameraFlyDuration}setSynchProjection(e=!1){this._synchProjection=e}getSynchProjection(){return this._synchProjection}setIsProjectNorth(e=!1){this._isProjectNorth=e}getIsProjectNorth(){return this._isProjectNorth}setProjectNorthOffsetAngle(e){this._projectNorthOffsetAngle=e}getProjectNorthOffsetAngle(){return this._projectNorthOffsetAngle}destroy(){this._navCubeCanvas&&(this.viewer.localeService.off(this._onUpdated),this.viewer.camera.off(this._onCameraMatrix),this.viewer.camera.off(this._onCameraWorldAxis),this.viewer.camera.perspective.off(this._onCameraFOV),this.viewer.camera.off(this._onCameraProjection),this._navCubeCanvas.removeEventListener("mouseenter",this._onMouseEnter),this._navCubeCanvas.removeEventListener("mouseleave",this._onMouseLeave),this._navCubeCanvas.removeEventListener("mousedown",this._onMouseDown),document.removeEventListener("mousemove",this._onMouseMove),document.removeEventListener("mouseup",this._onMouseUp),this._navCubeCanvas=null,this._cubeTextureCanvas.destroy(),this._cubeTextureCanvas=null,this._onMouseEnter=null,this._onMouseLeave=null,this._onMouseDown=null,this._onMouseMove=null,this._onMouseUp=null),this._navCubeScene.destroy(),this._navCubeScene=null,this._cubeMesh=null,this._shadow=null,super.destroy()}},exports.NearestFilter=1003,exports.NearestMipMapLinearFilter=1005,exports.NearestMipMapNearestFilter=1004,exports.NearestMipmapLinearFilter=1005,exports.NearestMipmapNearestFilter=1004,exports.Node=ms,exports.OBJLoaderPlugin=class extends V{constructor(e,t){super("OBJLoader",e,t),this._sceneGraphLoader=new $B}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);var t=new ms(this.viewer.scene,_.apply(e,{isModel:!0}));const i=t.id,s=e.src;if(!s)return this.error("load() param expected: src"),t;if(e.metaModelSrc){const r=e.metaModelSrc;_.loadJSON(r,(r=>{this.viewer.metaScene.createMetaModel(i,r),this._sceneGraphLoader.load(t,s,e)}),(e=>{this.error(`load(): Failed to load model modelMetadata for model '${i} from  '${r}' - ${e}`)}))}else this._sceneGraphLoader.load(t,s,e);return t.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(i)})),t}destroy(){super.destroy()}},exports.ObjectsKdTree3=class{constructor(e){if(!e)throw"Parameter expected: cfg";if(!e.viewer)throw"Parameter expected: cfg.viewer";this.viewer=e.viewer,this._maxTreeDepth=e.maxTreeDepth||15,this._root=null,this._needsRebuild=!0,this._onModelLoaded=this.viewer.scene.on("modelLoaded",(e=>{this._needsRebuild=!0})),this._onModelUnloaded=this.viewer.scene.on("modelUnloaded",(e=>{this._needsRebuild=!0}))}get root(){return this._needsRebuild&&this._rebuild(),this._root}_rebuild(){const e=this.viewer.scene;this._root={aabb:e.getAABB()};for(let t in e.objects){const i=e.objects[t];this._insertEntity(this._root,i,1)}this._needsRebuild=!1}_insertEntity(e,t,i){const s=t.aabb;if(i>=this._maxTreeDepth)return e.entities=e.entities||[],void e.entities.push(t);if(e.left&&c.containsAABB3(e.left.aabb,s))return void this._insertEntity(e.left,t,i+1);if(e.right&&c.containsAABB3(e.right.aabb,s))return void this._insertEntity(e.right,t,i+1);const r=e.aabb;u[0]=r[3]-r[0],u[1]=r[4]-r[1],u[2]=r[5]-r[2];let o=0;if(u[1]>u[o]&&(o=1),u[2]>u[o]&&(o=2),!e.left){const n=r.slice();if(n[o+3]=(r[o]+r[o+3])/2,e.left={aabb:n},c.containsAABB3(n,s))return void this._insertEntity(e.left,t,i+1)}if(!e.right){const n=r.slice();if(n[o]=(r[o]+r[o+3])/2,e.right={aabb:n},c.containsAABB3(n,s))return void this._insertEntity(e.right,t,i+1)}e.entities=e.entities||[],e.entities.push(t)}destroy(){const e=this.viewer.scene;e.off(this._onModelLoaded),e.off(this._onModelUnloaded),this._root=null,this._needsRebuild=!0}},exports.ObjectsMemento=sc,exports.PNGMediaType=10002,exports.Path=class extends Uh{constructor(e,t={}){super(e,t),this._cachedLengths=[],this._dirty=!0,this._curves=[],this._t=0,this._dirtySubs=[],this._destroyedSubs=[],this.curves=t.curves||[],this.t=t.t}addCurve(e){this._curves.push(e),this._dirty=!0}set curves(e){var t,i,s;for(e=e||[],i=0,s=this._curves.length;i<s;i++)(t=this._curves[i]).off(this._dirtySubs[i]),t.off(this._destroyedSubs[i]);this._curves=[],this._dirtySubs=[],this._destroyedSubs=[];var r=this;function o(){r._dirty=!0}function n(){var e=this.id;for(i=0,s=r._curves.length;i<s;i++)if(r._curves[i].id===e)return r._curves=r._curves.slice(i,i+1),r._dirtySubs=r._dirtySubs.slice(i,i+1),r._destroyedSubs=r._destroyedSubs.slice(i,i+1),void(r._dirty=!0)}for(i=0,s=e.length;i<s;i++){if(t=e[i],_.isNumeric(t)||_.isString(t)){var a=t;if(!(t=this.scene.components[a])){this.error("Component not found: "+_inQuotes(a));continue}}var l=t.type;"xeokit.SplineCurve"===l||"xeokit.Path"===l||"xeokit.CubicBezierCurve"===l||"xeokit.QuadraticBezierCurve"===l?(this._curves.push(t),this._dirtySubs.push(t.on("dirty",o)),this._destroyedSubs.push(t.once("destroyed",n))):this.error("Component "+_inQuotes(t.id)+" is not a xeokit.SplineCurve, xeokit.Path or xeokit.QuadraticBezierCurve")}this._dirty=!0}get curves(){return this._curves}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}get length(){var e=this._getCurveLengths();return e[e.length-1]}getPoint(e){for(var t,i=e*this.length,s=this._getCurveLengths(),r=0;r<s.length;){if(s[r]>=i){var o=1-(s[r]-i)/(t=this._curves[r]).length;return t.getPointAt(o)}r++}return null}_getCurveLengths(){if(!this._dirty)return this._cachedLengths;var e,t=[],i=0,s=this._curves.length;for(e=0;e<s;e++)i+=this._curves[e].length,t.push(i);return this._cachedLengths=t,this._dirty=!1,t}_getJSON(){for(var e=[],t=0,i=this._curves.length;t<i;t++)e.push(this._curves[t].id);return{curves:e,t:this._t}}destroy(){var e,t,i;for(super.destroy(),e=0,t=this._curves.length;e<t;e++)(i=this._curves[e]).off(this._dirtySubs[e]),i.off(this._destroyedSubs[e])}},exports.PerformanceModel=class extends ph{constructor(e,t={}){super(e,t)}},exports.PhongMaterial=Yt,exports.PickResult=Le,exports.Plugin=V,exports.PointLight=class extends Dt{get type(){return"PointLight"}constructor(e,t={}){super(e,t);const i=this;this._shadowRenderBuf=null,this._shadowViewMatrix=null,this._shadowProjMatrix=null,this._shadowViewMatrixDirty=!0,this._shadowProjMatrixDirty=!0;const s=this.scene.camera,r=this.scene.canvas;this._onCameraViewMatrix=s.on("viewMatrix",(()=>{this._shadowViewMatrixDirty=!0})),this._onCameraProjMatrix=s.on("projMatrix",(()=>{this._shadowProjMatrixDirty=!0})),this._onCanvasBoundary=r.on("boundary",(()=>{this._shadowProjMatrixDirty=!0})),this._state=new At({type:"point",pos:c.vec3([1,1,1]),color:c.vec3([.7,.7,.8]),intensity:1,attenuation:[0,0,0],space:t.space||"view",castsShadow:!1,getShadowViewMatrix:()=>{if(i._shadowViewMatrixDirty){i._shadowViewMatrix||(i._shadowViewMatrix=c.identityMat4());const e=i._state.pos,t=s.look,r=s.up;c.lookAtMat4v(e,t,r,i._shadowViewMatrix),i._shadowViewMatrixDirty=!1}return i._shadowViewMatrix},getShadowProjMatrix:()=>{if(i._shadowProjMatrixDirty){i._shadowProjMatrix||(i._shadowProjMatrix=c.identityMat4());const e=i.scene.canvas.canvas;c.perspectiveMat4(Math.PI/180*70,e.clientWidth/e.clientHeight,.1,500,i._shadowProjMatrix),i._shadowProjMatrixDirty=!1}return i._shadowProjMatrix},getShadowRenderBuf:()=>(i._shadowRenderBuf||(i._shadowRenderBuf=new st(i.scene.canvas.canvas,i.scene.canvas.gl,{size:[1024,1024]})),i._shadowRenderBuf)}),this.pos=t.pos,this.color=t.color,this.intensity=t.intensity,this.constantAttenuation=t.constantAttenuation,this.linearAttenuation=t.linearAttenuation,this.quadraticAttenuation=t.quadraticAttenuation,this.castsShadow=t.castsShadow,this.scene._lightCreated(this)}set pos(e){this._state.pos.set(e||[1,1,1]),this._shadowViewMatrixDirty=!0,this.glRedraw()}get pos(){return this._state.pos}set color(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}get color(){return this._state.color}set intensity(e){e=void 0!==e?e:1,this._state.intensity=e,this.glRedraw()}get intensity(){return this._state.intensity}set constantAttenuation(e){this._state.attenuation[0]=e||0,this.glRedraw()}get constantAttenuation(){return this._state.attenuation[0]}set linearAttenuation(e){this._state.attenuation[1]=e||0,this.glRedraw()}get linearAttenuation(){return this._state.attenuation[1]}set quadraticAttenuation(e){this._state.attenuation[2]=e||0,this.glRedraw()}get quadraticAttenuation(){return this._state.attenuation[2]}set castsShadow(e){e=!!e,this._state.castsShadow!==e&&(this._state.castsShadow=e,this._shadowViewMatrixDirty=!0,this.glRedraw())}get castsShadow(){return this._state.castsShadow}destroy(){const e=this.scene.camera,t=this.scene.canvas;e.off(this._onCameraViewMatrix),e.off(this._onCameraProjMatrix),t.off(this._onCanvasBoundary),super.destroy(),this._state.destroy(),this._shadowRenderBuf&&this._shadowRenderBuf.destroy(),this.scene._lightDestroyed(this),this.glRedraw()}},exports.PointerCircle=Q,exports.PointerLens=class{constructor(e,t={}){this.viewer=e,this.scene=this.viewer.scene,this._lensCursorDiv=document.createElement("div"),this.viewer.scene.canvas.canvas.parentNode.insertBefore(this._lensCursorDiv,this.viewer.scene.canvas.canvas),this._lensCursorDiv.style.background="pink",this._lensCursorDiv.style.border="2px solid red",this._lensCursorDiv.style.borderRadius="20px",this._lensCursorDiv.style.width="10px",this._lensCursorDiv.style.height="10px",this._lensCursorDiv.style.margin="-200px -200px",this._lensCursorDiv.style.zIndex="100000",this._lensCursorDiv.style.position="absolute",this._lensCursorDiv.style.pointerEvents="none",this._lensContainer=document.createElement("div"),this._lensContainerId=t.containerId||"xeokit-lens",this._lensContainer.setAttribute("id",this._lensContainerId),this._lensContainer.style.border="1px solid black",this._lensContainer.style.background="white",this._lensContainer.style.borderRadius="50%",this._lensContainer.style.width="300px",this._lensContainer.style.height="300px",this._lensContainer.style.zIndex="15000",this._lensContainer.style.position="absolute",this._lensContainer.style.pointerEvents="none",this._lensContainer.style.visibility="hidden",this._lensCanvas=document.createElement("canvas"),this._lensCanvas.id=`${this._lensContainerId}-canvas`,this._lensCanvas.style.borderRadius="50%",this._lensCanvas.style.width="300px",this._lensCanvas.style.height="300px",this._lensCanvas.style.zIndex="15000",this._lensCanvas.style.pointerEvents="none",document.body.appendChild(this._lensContainer),this._lensContainer.appendChild(this._lensCanvas),this._lensCanvasContext=this._lensCanvas.getContext("2d"),this._canvasElement=this.viewer.scene.canvas.canvas,this._canvasPos=null,this._snappedCanvasPos=null,this._lensPosToggle=t.lensPosToggle||!0,this._lensPosToggleAmount=t.lensPosToggleAmount||85,this._lensPosMarginLeft=t.lensPosMarginLeft||85,this._lensPosMarginTop=t.lensPosMarginTop||25,this._lensContainer.style.marginTop=`${this._lensPosMarginTop}px`,this._lensContainer.style.marginLeft=`${this._lensPosMarginLeft}px`,this._zoomLevel=t.zoomLevel||2,this._active=!1!==t.active,this._visible=!1,this._snapped=!1,this._onViewerRendering=this.viewer.scene.on("rendering",(()=>{this._active&&this._visible&&this.update()}))}update(){if(!this._active||!this._visible)return;if(!this._canvasPos)return;const e=this._lensContainer.getBoundingClientRect(),t=this._canvasElement.getBoundingClientRect(),i=this._canvasPos[0]<e.right&&this._canvasPos[0]>e.left&&this._canvasPos[1]<e.bottom&&this._canvasPos[1]>e.top;this._lensContainer.style.marginLeft=`${this._lensPosMarginLeft}px`,i&&(this._lensPosToggle?this._lensContainer.style.marginTop=t.bottom-t.top-this._lensCanvas.height-this._lensPosToggleAmount+"px":this._lensContainer.style.marginTop=`${this._lensPosMarginTop}px`,this._lensPosToggle=!this._lensPosToggle),this._lensCanvasContext.clearRect(0,0,this._lensCanvas.width,this._lensCanvas.height);const s=Math.max(this._lensCanvas.width,this._lensCanvas.height)/this._zoomLevel;this._lensCanvasContext.drawImage(this._canvasElement,this._canvasPos[0]-s/2,this._canvasPos[1]-s/2,s,s,0,0,this._lensCanvas.width,this._lensCanvas.height);const r=[(e.left+e.right)/2-t.left,(e.top+e.bottom)/2-t.top];if(this._snappedCanvasPos){const e=this._snappedCanvasPos[0]-this._canvasPos[0],t=this._snappedCanvasPos[1]-this._canvasPos[1];this._lensCursorDiv.style.marginLeft=r[0]+e*this._zoomLevel-10+"px",this._lensCursorDiv.style.marginTop=r[1]+t*this._zoomLevel-10+"px"}else this._lensCursorDiv.style.marginLeft=r[0]-10+"px",this._lensCursorDiv.style.marginTop=r[1]-10+"px"}set zoomFactor(e){this._zoomFactor=e,this.update()}get zoomFactor(){return this._zoomFactor}set canvasPos(e){this._canvasPos=e,this.update()}get canvasPos(){return this._canvasPos}set snappedCanvasPos(e){this._snappedCanvasPos=e,this.update()}get snappedCanvasPos(){return this._snappedCanvasPos}set snapped(e){this._snapped=e,e?(this._lensCursorDiv.style.background="greenyellow",this._lensCursorDiv.style.border="2px solid green"):(this._lensCursorDiv.style.background="pink",this._lensCursorDiv.style.border="2px solid red")}get snapped(){return this._snapped}set active(e){this._active=e,this._lensContainer.style.visibility=e&&this._visible?"visible":"hidden",e&&this._visible||(this._lensCursorDiv.style.marginLeft="-100px",this._lensCursorDiv.style.marginTop="-100px"),this.update()}get active(){return this._active}set visible(e){this._visible=e,this._lensContainer.style.visibility=e&&this._active?"visible":"hidden",e&&this._active||(this._lensCursorDiv.style.marginLeft="-100px",this._lensCursorDiv.style.marginTop="-100px"),this.update()}get visible(){return this._visible}destroy(){this._destroyed||(this.viewer.scene.off(this._onViewerRendering),this._lensContainer.removeChild(this._lensCanvas),document.body.removeChild(this._lensContainer),this._destroyed=!0)}},exports.QuadraticBezierCurve=class extends Uh{constructor(e,t={}){super(e,t),this.v0=t.v0,this.v1=t.v1,this.v2=t.v2,this.t=t.t}set v0(e){this._v0=e||c.vec3([0,0,0])}get v0(){return this._v0}set v1(e){this._v1=e||c.vec3([0,0,0])}get v1(){return this._v1}set v2(e){this._v2=e||c.vec3([0,0,0])}get v2(){return this._v2}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}getPoint(e){var t=c.vec3();return t[0]=c.b2(e,this._v0[0],this._v1[0],this._v2[0]),t[1]=c.b2(e,this._v0[1],this._v1[1],this._v2[1]),t[2]=c.b2(e,this._v0[2],this._v1[2],this._v2[2]),t}getJSON(){return{v0:this._v0,v1:this._v1,v2:this._v2,t:this._t}}},exports.Queue=d,exports.RGBAFormat=1023,exports.RGBAIntegerFormat=1033,exports.RGBA_ASTC_10x10_Format=37819,exports.RGBA_ASTC_10x5_Format=37816,exports.RGBA_ASTC_10x6_Format=37817,exports.RGBA_ASTC_10x8_Format=37818,exports.RGBA_ASTC_12x10_Format=37820,exports.RGBA_ASTC_12x12_Format=37821,exports.RGBA_ASTC_4x4_Format=37808,exports.RGBA_ASTC_5x4_Format=37809,exports.RGBA_ASTC_5x5_Format=37810,exports.RGBA_ASTC_6x5_Format=37811,exports.RGBA_ASTC_6x6_Format=37812,exports.RGBA_ASTC_8x5_Format=37813,exports.RGBA_ASTC_8x6_Format=37814,exports.RGBA_ASTC_8x8_Format=37815,exports.RGBA_BPTC_Format=36492,exports.RGBA_ETC2_EAC_Format=37496,exports.RGBA_PVRTC_2BPPV1_Format=35843,exports.RGBA_PVRTC_4BPPV1_Format=35842,exports.RGBA_S3TC_DXT1_Format=33777,exports.RGBA_S3TC_DXT3_Format=33778,exports.RGBA_S3TC_DXT5_Format=33779,exports.RGBFormat=1022,exports.RGB_ETC1_Format=36196,exports.RGB_ETC2_Format=37492,exports.RGB_PVRTC_2BPPV1_Format=35841,exports.RGB_PVRTC_4BPPV1_Format=35840,exports.RGB_S3TC_DXT1_Format=33776,exports.RGFormat=1030,exports.RGIntegerFormat=1031,exports.ReadableGeometry=zt,exports.RedFormat=1028,exports.RedIntegerFormat=1029,exports.ReflectionMap=class extends $h{get type(){return"ReflectionMap"}constructor(e,t={}){super(e,t),this.scene._lightsState.addReflectionMap(this._state),this.scene._reflectionMapCreated(this)}destroy(){super.destroy(),this.scene._reflectionMapDestroyed(this)}},exports.RepeatWrapping=1e3,exports.STLDefaultDataSource=ww,exports.STLLoaderPlugin=class extends V{constructor(e,t={}){super("STLLoader",e,t),this._sceneGraphLoader=new Cw,this.dataSource=t.dataSource}set dataSource(e){this._dataSource=e||new ww}get dataSource(){return this._dataSource}load(e){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new ms(this.viewer.scene,_.apply(e,{isModel:!0})),i=e.src,s=e.stl;return i||s?(i?this._sceneGraphLoader.load(this,t,i,e):this._sceneGraphLoader.parse(this,t,s,e),t):(this.error("load() param expected: either 'src' or 'stl'"),t)}},exports.SceneModel=ph,exports.SceneModelMesh=ar,exports.SceneModelTransform=oh,exports.SectionPlane=as,exports.SectionPlanesPlugin=class extends V{constructor(e,t={}){if(super("SectionPlanes",e),this._freeControls=[],this._sectionPlanes=e.scene.sectionPlanes,this._controls={},this._shownControlId=null,null!==t.overviewCanvasId&&void 0!==t.overviewCanvasId){const e=document.getElementById(t.overviewCanvasId);e?this._overview=new hw(this,{overviewCanvas:e,visible:t.overviewVisible,onHoverEnterPlane:e=>{this._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:e=>{this._overview.setPlaneHighlighted(e,!1)},onClickedPlane:e=>{if(this.getShownControl()===e)return void this.hideControl();this.showControl(e);const t=this.sectionPlanes[e].pos;cw.set(this.viewer.scene.aabb),c.getAABB3Center(cw,uw),cw[0]+=t[0]-uw[0],cw[1]+=t[1]-uw[1],cw[2]+=t[2]-uw[2],cw[3]+=t[0]-uw[0],cw[4]+=t[1]-uw[1],cw[5]+=t[2]-uw[2],this.viewer.cameraFlight.flyTo({aabb:cw,fitFOV:65})},onClickedNothing:()=>{this.hideControl()}}):this.warn("Can't find overview canvas: '"+t.overviewCanvasId+"' - will create plugin without overview")}this._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(e=>{this._sectionPlaneCreated(e)}))}setOverviewVisible(e){this._overview&&this._overview.setVisible(e)}getOverviewVisible(){if(this._overview)return this._overview.getVisible()}get sectionPlanes(){return this._sectionPlanes}createSectionPlane(e={}){void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);return new as(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0})}_sectionPlaneCreated(e){const t=this._freeControls.length>0?this._freeControls.pop():new lw(this);t._setSectionPlane(e),t.setVisible(!1),this._controls[e.id]=t,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(()=>{this._sectionPlaneDestroyed(e)}))}flipSectionPlanes(){const e=this.viewer.scene.sectionPlanes;for(let t in e){e[t].flipDir()}}showControl(e){const t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}getShownControl(){return this._shownControlId}hideControl(){for(var e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}destroySectionPlane(e){var t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}_sectionPlaneDestroyed(e){this._overview&&this._overview.removeSectionPlane(e);const t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}clear(){const e=Object.keys(this._sectionPlanes);for(var t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}send(e,t){switch(e){case"snapshotStarting":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!0);break;case"snapshotFinished":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}destroy(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),super.destroy()}_destroyFreeControls(){for(var e=this._freeControls.pop();e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}},exports.ShortType=1011,exports.Skybox=rc,exports.SkyboxesPlugin=class extends V{constructor(e){super("skyboxes",e),this.skyboxes={}}send(e,t){if("clear"===e)this.clear()}createSkybox(e,t){if(this.viewer.scene.components[e])return this.error("Component with this ID already exists: "+e),this;var i=new rc(this.viewer.scene,{id:e,pos:t.pos,dir:t.dir,active:!0});return this.skyboxes[e]=i,i}destroySkybox(e){var t=this.skyboxes[e];t?t.destroy():this.error("Skybox not found: "+e)}clear(){for(var e=Object.keys(this.viewer.scene.skyboxes),t=0,i=e.length;t<i;t++)this.destroySkybox(e[t])}destroy(){this.clear(),super.clear()}},exports.SpecularMaterial=ws,exports.SplineCurve=Oh,exports.SpriteMarker=class extends he{constructor(e,t={}){super(e,{entity:t.entity,occludable:t.occludable,worldPos:t.worldPos}),this._occluded=!1,this._visible=!0,this._src=null,this._image=null,this._pos=c.vec3(),this._origin=c.vec3(),this._rtcPos=c.vec3(),this._dir=c.vec3(),this._size=1,this._imageSize=c.vec2(),this._texture=new Ts(this,{src:t.src}),this._geometry=new zt(this,{primitive:"triangles",positions:[3,3,0,-3,3,0,-3,-3,0,3,-3,0],normals:[-1,0,0,-1,0,0,-1,0,0,-1,0,0],uv:[1,-1,0,-1,0,0,1,0],indices:[0,1,2,0,2,3]}),this._mesh=new ts(this,{geometry:this._geometry,material:new Yt(this,{ambient:[.9,.3,.9],shininess:30,diffuseMap:this._texture,backfaces:!0}),scale:[1,1,1],position:t.worldPos,rotation:[90,0,0],billboard:"spherical",occluder:!1}),this.visible=!0,this.collidable=t.collidable,this.clippable=t.clippable,this.pickable=t.pickable,this.opacity=t.opacity,this.size=t.size,t.image?this.image=t.image:this.src=t.src}_setVisible(e){this._occluded=!e,this._mesh.visible=this._visible&&!this._occluded,super._setVisible(e)}set visible(e){this._visible=null==e||e,this._mesh.visible=this._visible&&!this._occluded}get visible(){return this._visible}set image(e){this._image=e,this._image&&(this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updatePlaneSizeFromImage(),this._src=null,this._texture.image=this._image)}get image(){return this._image}set src(e){if(this._src=e,this._src){this._image=null;const e=new Image;e.onload=()=>{this._texture.image=e,this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage()},e.src=this._src}}get src(){return this._src}set size(e){this._size=null==e?1:e,this._image&&this._updatePlaneSizeFromImage()}get size(){return this._size}set collidable(e){this._mesh.collidable=!1!==e}get collidable(){return this._mesh.collidable}set clippable(e){this._mesh.clippable=!1!==e}get clippable(){return this._mesh.clippable}set pickable(e){this._mesh.pickable=!1!==e}get pickable(){return this._mesh.pickable}set opacity(e){this._mesh.opacity=e}get opacity(){return this._mesh.opacity}_updatePlaneSizeFromImage(){const e=.5*this._size,t=this._imageSize[0],i=this._imageSize[1],s=i/t;this._geometry.positions=t>i?[e,e*s,0,-e,e*s,0,-e,-e*s,0,e,-e*s,0]:[e/s,e,0,-e/s,e,0,-e/s,-e,0,e/s,-e,0]}},exports.StoreyViewsPlugin=class extends V{constructor(e,t={}){super("StoreyViews",e),this._objectsMemento=new sc,this._cameraMemento=new ec,this.storeys={},this._storeysList=null,this.modelStoreys={},this._fitStoreyMaps=!!t.fitStoreyMaps,this._onModelLoaded=this.viewer.scene.on("modelLoaded",(e=>{this._registerModelStoreys(e),this.fire("storeys",this.storeys)}))}_registerModelStoreys(e){const t=this.viewer,i=t.scene,s=t.metaScene,r=s.metaModels[e],o=i.models[e];if(!r||!r.rootMetaObjects)return;const n=r.rootMetaObjects;for(let t=0,r=n.length;t<r;t++){const r=n[t].getObjectIDsInSubtreeByType(["IfcBuildingStorey"]);for(let t=0,n=r.length;t<n;t++){const n=r[t],a=s.metaObjects[n].getObjectIDsInSubtree(),l=i.getAABB(a),A=Math.random()>.5?a.length:0,h=new dw(this,o.aabb,l,e,n,A);h._onModelDestroyed=o.once("destroyed",(()=>{this._deregisterModelStoreys(e),this.fire("storeys",this.storeys)})),this.storeys[n]=h,this._storeysList=null,this.modelStoreys[e]||(this.modelStoreys[e]={}),this.modelStoreys[e][n]=h}}}_deregisterModelStoreys(e){const t=this.modelStoreys[e];if(t){const i=this.viewer.scene;for(let e in t)if(t.hasOwnProperty(e)){const s=t[e],r=i.models[s.modelId];r&&r.off(s._onModelDestroyed),delete this.storeys[e],this._storeysList=null}delete this.modelStoreys[e]}}get fitStoreyMaps(){return this._fitStoreyMaps}gotoStoreyCamera(e,t={}){const i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),void(t.done&&t.done());const s=this.viewer,r=s.scene.camera,o=i.storeyAABB;if(o[3]<o[0]||o[4]<o[1]||o[5]<o[2])return void(t.done&&t.done());if(o[3]===o[0]&&o[4]===o[1]&&o[5]===o[2])return void(t.done&&t.done());const n=c.getAABB3Center(o),a=c.getAABB3Diag(o),l=Math.abs(a/Math.tan(45*c.DEGTORAD)),A=1.3*a,h=fw;h[0]=n[0]+r.worldUp[0]*l,h[1]=n[1]+r.worldUp[1]*l,h[2]=n[2]+r.worldUp[2]*l;const u=r.worldForward;t.done?s.cameraFlight.flyTo(_.apply(t,{eye:h,look:n,up:u,orthoScale:A}),(()=>{t.done()})):(s.cameraFlight.jumpTo(_.apply(t,{eye:h,look:n,up:u,orthoScale:A})),s.camera.ortho.scale=A)}showStoreyObjects(e,t={}){if(!this.storeys[e])return void this.error("IfcBuildingStorey not found with this ID: "+e);const i=this.viewer,s=i.scene;i.metaScene.metaObjects[e]&&(t.hideOthers&&s.setObjectsVisible(i.scene.visibleObjectIds,!1),this.withStoreyObjects(e,((e,t)=>{e&&(e.visible=!0)})))}withStoreyObjects(e,t){const i=this.viewer,s=i.scene,r=i.metaScene,o=r.metaObjects[e];if(!o)return;const n=o.getObjectIDsInSubtree();for(var a=0,l=n.length;a<l;a++){const e=n[a],i=r.metaObjects[e],o=s.objects[e];o&&t(o,i)}}createStoreyMap(e,t={}){const i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNkYPhfDwAChwGA60e6kgAAAABJRU5ErkJggg==";const s=this.viewer,r=s.scene,o=t.format||"png",n=this._fitStoreyMaps?i.storeyAABB:i.modelAABB,a=Math.abs((n[5]-n[2])/(n[3]-n[0])),l=t.padding||0;let A,h;t.width&&t.height?(A=t.width,h=t.height):t.height?(h=t.height,A=Math.round(h/a)):t.width?(A=t.width,h=Math.round(A*a)):(A=300,h=Math.round(A*a)),this._objectsMemento.saveObjects(r),this._cameraMemento.saveCamera(r),this.showStoreyObjects(e,_.apply(t,{hideOthers:!0})),this._arrangeStoreyMapCamera(i);const c=s.getSnapshot({width:A,height:h,format:o});return this._objectsMemento.restoreObjects(r),this._cameraMemento.restoreCamera(r),new pw(e,c,o,A,h,l)}_arrangeStoreyMapCamera(e){const t=this.viewer,i=t.scene.camera,s=this._fitStoreyMaps?e.storeyAABB:e.modelAABB,r=c.getAABB3Center(s),o=fw;o[0]=r[0]+.5*i.worldUp[0],o[1]=r[1]+.5*i.worldUp[1],o[2]=r[2]+.5*i.worldUp[2];const n=i.worldForward;t.cameraFlight.jumpTo({eye:o,look:r,up:n});const a=(s[3]-s[0])/2,l=(s[4]-s[1])/2,A=(s[5]-s[2])/2,h=-a,u=+a,d=-l,p=+l,f=-A,g=+A;t.camera.customProjection.matrix=c.orthoMat4c(h,u,f,g,d,p,gw),t.camera.projection="customProjection"}pickStoreyMap(e,t,i={}){const s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),null;const o=1-t[0]/e.width,n=1-t[1]/e.height,a=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,l=a[0],A=a[1],h=a[2],u=a[3]-l,d=a[4]-A,p=a[5]-h,f=c.vec3([l+u*o,A+.5*d,h+p*n]),g=c.vec3([0,-1,0]),m=c.addVec3(f,g,fw),_=this.viewer.camera.worldForward,v=c.lookAtMat4v(f,m,_,gw);return this.viewer.scene.pick({pickSurface:i.pickSurface,pickInvisible:!0,matrix:v})}storeyMapToWorldPos(e,t,i={}){const s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),null;const o=1-t[0]/e.width,n=1-t[1]/e.height,a=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,l=a[0],A=a[1],h=a[2],u=a[3]-l,d=a[4]-A,p=a[5]-h;return c.vec3([l+u*o,A+.5*d,h+p*n])}getStoreyContainingWorldPos(e){for(var t in this.storeys){const i=this.storeys[t];if(c.point3AABB3AbsoluteIntersect(i.storeyAABB,e))return t}return null}getStoreyInVerticalRange(e){for(let t in this.storeys){const i=this.storeys[t],s=[0,0,0,0,0,0],r=[0,0,0];if(s[1]=i.storeyAABB[1],s[4]=i.storeyAABB[4],r[1]=e[1],c.point3AABB3AbsoluteIntersect(s,r))return t}return null}isPositionAboveOrBelowBuilding(e){const t=Object.keys(this.storeys),i=[t[0],t[t.length-1]];return e[1]<this.storeys[i[0]].storeyAABB[1]?i[0]:e[1]>this.storeys[i[1]].storeyAABB[4]?i[1]:null}worldPosToStoreyMap(e,t,i){const s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),!1;const o=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,n=o[0],a=o[1],l=o[2],A=o[3]-n,h=o[4]-a,c=o[5]-l,u=this.viewer.camera.worldUp,d=u[0]>u[1]&&u[0]>u[2],p=!d&&u[1]>u[0]&&u[1]>u[2];!d&&!p&&u[2]>u[0]&&(u[2],u[1]);const f=e.width/A,g=p?e.height/c:e.height/h;return i[0]=Math.floor(e.width-(t[0]-n)*f),i[1]=Math.floor(e.height-(t[2]-l)*g),i[0]>=0&&i[0]<e.width&&i[1]>=0&&i[1]<=e.height}worldDirToStoreyMap(e,t,i){const s=this.viewer.camera,r=s.eye,o=s.look,n=c.subVec3(o,r,fw),a=s.worldUp,l=a[0]>a[1]&&a[0]>a[2],A=!l&&a[1]>a[0]&&a[1]>a[2];!l&&!A&&a[2]>a[0]&&(a[2],a[1]),l?(i[0]=n[1],i[1]=n[2]):A?(i[0]=n[0],i[1]=n[2]):(i[0]=n[0],i[1]=n[1]),c.normalizeVec2(i)}destroy(){this.viewer.scene.off(this._onModelLoaded),super.destroy()}get storeysList(){return this._storeysList||(this._storeysList=Object.values(this.storeys),this._storeysList.sort(this._getSpatialSortFunc())),this._storeysList}_getSpatialSortFunc(){const e=this.viewer.scene.camera;return this._spatialSortFunc||(this._spatialSortFunc=(t,i)=>{let s=0;return s=e.xUp?0:e.yUp?1:2,t.aabb[s]>i.aabb[s]?-1:t.aabb[s]<i.aabb[s]?1:0})}},exports.Texture=Ts,exports.TextureTranscoder=class{transcode(e,t,i={}){}destroy(){}},exports.TreeViewPlugin=class extends V{constructor(e,t={}){super("TreeViewPlugin",e),this.errors=[],this.valid=!0;const i=t.containerElement||document.getElementById(t.containerElementId);if(i instanceof HTMLElement){for(let e=0;;e++)if(!Rw[e]){Rw[e]=this,this._index=e,this._id=`tree-${e}`;break}if(this._containerElement=i,this._metaModels={},this._autoAddModels=!1!==t.autoAddModels,this._autoExpandDepth=t.autoExpandDepth||0,this._sortNodes=!1!==t.sortNodes,this._viewer=e,this._rootElement=null,this._muteSceneEvents=!1,this._muteTreeEvents=!1,this._rootNodes=[],this._objectNodes={},this._nodeNodes={},this._rootNames={},this._sortNodes=t.sortNodes,this._pruneEmptyNodes=t.pruneEmptyNodes,this._showListItemElementId=null,this._renderService=t.renderService||new Tw,this._showIndeterminate=t.showIndeterminate??!1,!this._renderService)throw new Error("TreeViewPlugin: no render service set");if(this._containerElement.oncontextmenu=e=>{e.preventDefault()},this._onObjectVisibility=this._viewer.scene.on("objectVisibility",(e=>{if(this._muteSceneEvents)return;const t=e.id,i=this._objectNodes[t];if(!i)return;const s=e.visible;if(!(s!==i.checked))return;this._muteTreeEvents=!0,i.checked=s,s?i.numVisibleEntities++:i.numVisibleEntities--,this._renderService.setCheckbox(i.nodeId,s);let r=i.parent;for(;r;){r.checked=s,s?r.numVisibleEntities++:r.numVisibleEntities--;const e=this._showIndeterminate&&r.numVisibleEntities>0&&r.numVisibleEntities<r.numEntities;this._renderService.setCheckbox(r.nodeId,r.numVisibleEntities>0,e),r=r.parent}this._muteTreeEvents=!1})),this._onObjectXrayed=this._viewer.scene.on("objectXRayed",(e=>{if(this._muteSceneEvents)return;const t=e.id,i=this._objectNodes[t];if(!i)return;this._muteTreeEvents=!0;const s=e.xrayed;s!==i.xrayed&&(i.xrayed=s,this._renderService.setXRayed(i.nodeId,s),this._muteTreeEvents=!1)})),this._switchExpandHandler=e=>{e.preventDefault(),e.stopPropagation();const t=e.target;this._expandSwitchElement(t)},this._switchCollapseHandler=e=>{e.preventDefault(),e.stopPropagation();const t=e.target;this._collapseSwitchElement(t)},this._checkboxChangeHandler=e=>{if(this._muteTreeEvents)return;this._muteSceneEvents=!0;const t=e.target,i=this._renderService.isChecked(t),s=this._renderService.getIdFromCheckbox(t),r=this._nodeNodes[s],o=this._viewer.scene.objects;let n=0;this._withNodeTree(r,(e=>{const t=e.objectId,s=o[t],r=0===e.children.length;e.numVisibleEntities=i?e.numEntities:0,r&&i!==e.checked&&n++,e.checked=i,this._renderService.setCheckbox(e.nodeId,i),s&&(s.visible=i)}));let a=r.parent;for(;a;){a.checked=i,i?a.numVisibleEntities+=n:a.numVisibleEntities-=n;const e=this._showIndeterminate&&a.numVisibleEntities>0&&a.numVisibleEntities<a.numEntities;this._renderService.setCheckbox(a.nodeId,a.numVisibleEntities>0,e),a=a.parent}this._muteSceneEvents=!1},this._hierarchy=t.hierarchy||"containment",this._autoExpandDepth=t.autoExpandDepth||0,this._autoAddModels){const e=Object.keys(this.viewer.metaScene.metaModels);for(let t=0,i=e.length;t<i;t++){const i=e[t];this.viewer.metaScene.metaModels[i].finalized&&this.addModel(i)}this.viewer.scene.on("modelLoaded",(e=>{this.viewer.metaScene.metaModels[e]&&this.addModel(e)}))}this.hierarchy=t.hierarchy}else this.error("Mandatory config expected: valid containerElementId or containerElement")}set hierarchy(e){"containment"!==(e=e||"containment")&&"storeys"!==e&&"types"!==e&&(this.error("Unsupported value for `hierarchy' - defaulting to 'containment'"),e="containment"),this._hierarchy!==e&&(this._hierarchy=e,this._createNodes())}get hierarchy(){return this._hierarchy}addModel(e,t={}){if(!this._containerElement)return;const i=this.viewer.scene.models[e];if(!i)throw"Model not found: "+e;const s=this.viewer.metaScene.metaModels[e];s?this._metaModels[e]?this.warn("Model already added: "+e):(this._metaModels[e]=s,t&&t.rootName&&(this._rootNames[e]=t.rootName),i.on("destroyed",(()=>{this.removeModel(i.id)})),this._createNodes()):this.error("MetaModel not found: "+e)}removeModel(e){if(!this._containerElement)return;this._metaModels[e]&&(this._rootNames[e]&&delete this._rootNames[e],delete this._metaModels[e],this._createNodes())}showNode(e){this.unShowNode();const t=this._objectNodes[e];if(!t)return;this.collapse();const i=t.nodeId,s=this._renderService.getSwitchElement(i);if(s)return this._expandSwitchElement(s),s.scrollIntoView(),!0;const r=[];r.unshift(t);let o=t.parent;for(;o;)r.unshift(o),o=o.parent;for(let e=0,t=r.length;e<t;e++){const t=this._renderService.getSwitchElement(r[e].nodeId);t&&this._expandSwitchElement(t)}this._renderService.setHighlighted(i,!0),this._showListItemElementId=i}unShowNode(){this._showListItemElementId&&(this._renderService.setHighlighted(this._showListItemElementId,!1),this._showListItemElementId=null)}expandToDepth(e){this.collapse();const t=(i,s)=>{if(s===e)return;const r=this._renderService.getSwitchElement(i.nodeId);if(r){this._expandSwitchElement(r);const e=i.children;for(var o=0,n=e.length;o<n;o++){const i=e[o];t(i,s+1)}}};for(let e=0,i=this._rootNodes.length;e<i;e++){const i=this._rootNodes[e];t(i,0)}}collapse(){for(let e=0,t=this._rootNodes.length;e<t;e++){const t=this._rootNodes[e].nodeId;this._collapseNode(t)}}withNodeTree(e,t){t(e);const i=e.children;if(i)for(let e=0,s=i.length;e<s;e++)this.withNodeTree(i[e],t)}destroy(){this._containerElement&&(this._metaModels={},this._rootElement&&!this._destroyed&&(this._rootElement.parentNode.removeChild(this._rootElement),this._viewer.scene.off(this._onObjectVisibility),this._destroyed=!0),delete Rw[this._index],super.destroy())}_createNodes(){this._rootElement&&(this._rootElement.parentNode.removeChild(this._rootElement),this._rootElement=null),this._rootNodes=[],this._objectNodes={},this._nodeNodes={},this._validate(),this.valid||"storeys"!==this._hierarchy?this._createEnabledNodes():this._createDisabledNodes()}_validate(){if(this.errors=[],"storeys"===this._hierarchy)this.valid=this._validateMetaModelForStoreysHierarchy();else this.valid=this._rootNodes.length>0;return this.valid}_validateMetaModelForStoreysHierarchy(e=0,t,i){return!0}_createEnabledNodes(){switch(this._pruneEmptyNodes&&this._findEmptyNodes(),this._hierarchy){case"storeys":this._createStoreysNodes(),0===this._rootNodes.length&&this.error("Failed to build storeys hierarchy");break;case"types":this._createTypesNodes();break;default:this._createContainmentNodes()}this._sortNodes&&this._doSortNodes(),this._synchNodesToEntities(),this._createTrees(),this.expandToDepth(this._autoExpandDepth)}_createDisabledNodes(){const e=this._renderService.createRootNode();this._rootElement=e,this._containerElement.appendChild(e);const t=this._viewer.metaScene.rootMetaObjects;for(let i in t){const s=t[i],r=s.type,o=s.name,n=o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r,a=this._renderService.createDisabledNodeElement(n);e.appendChild(a)}}_findEmptyNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._findEmptyNodes2(e[t])}_findEmptyNodes2(e,t=0){const i=this.viewer.scene,s=e.children,r=e.id,o=i.objects[r];if(e._countEntities=0,o&&e._countEntities++,s)for(let t=0,i=s.length;t<i;t++){const i=s[t];i._countEntities=this._findEmptyNodes2(i),e._countEntities+=i._countEntities}return e._countEntities}_createStoreysNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._createStoreysNodes2(e[t],null,null,null)}_createStoreysNodes2(e,t,i,s){if(this._pruneEmptyNodes&&0===e._countEntities)return;const r=e.type,o=e.name,n=e.children,a=e.id;if("IfcBuilding"===r)t={nodeId:`${this._id}-${a}`,objectId:a,title:0===e.metaModels.length?o:this._rootNames[e.metaModels[0].id]||(o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r),type:r,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t;else if("IfcBuildingStorey"===r){if(!t)return void this.error("Failed to build storeys hierarchy for model - model does not have an IfcBuilding object, or is not an IFC model");i={nodeId:`${this._id}-${a}`,objectId:a,title:o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r,type:r,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(i),this._objectNodes[i.objectId]=i,this._nodeNodes[i.nodeId]=i,s={}}else if(i){if(this._viewer.scene.objects[a]){let e=(s=s||{})[r];e||(e={nodeId:`${this._id}-${i.objectId}-${r}`,objectId:`${i.objectId}-${r}`,title:r,type:r,parent:i,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},i.children.push(e),this._objectNodes[e.objectId]=e,this._nodeNodes[e.nodeId]=e,s[r]=e);const t={nodeId:`${this._id}-${a}`,objectId:a,title:o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r,type:r,parent:e,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};e.children.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t}}if(n)for(let e=0,r=n.length;e<r;e++){const r=n[e];this._createStoreysNodes2(r,t,i,s)}}_createTypesNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._createTypesNodes2(e[t],null,null)}_createTypesNodes2(e,t,i){if(this._pruneEmptyNodes&&0===e._countEntities)return;const s=e.type,r=e.name,o=e.children,n=e.id;if(e.parent){if(t){if(this._viewer.scene.objects[n]){let e=i[s];e||(e={nodeId:`${this._id}-${t.objectId}-${s}`,objectId:`${t.objectId}-${s}`,title:s,type:s,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(e),this._objectNodes[e.objectId]=e,this._nodeNodes[e.nodeId]=e,i[s]=e);const o={nodeId:`${this._id}-${n}`,objectId:n,title:r&&""!==r&&"Default"!==r?r:s,type:s,parent:e,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};e.children.push(o),this._objectNodes[o.objectId]=o,this._nodeNodes[o.nodeId]=o}}}else t={nodeId:`${this._id}-${n}`,objectId:n,title:0===e.metaModels.length?r:this._rootNames[e.metaModels[0].id]||(r&&""!==r&&"Undefined"!==r&&"Default"!==r?r:s),type:s,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t,i={};if(o)for(let e=0,s=o.length;e<s;e++){const s=o[e];this._createTypesNodes2(s,t,i)}}_createContainmentNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._createContainmentNodes2(e[t],null)}_createContainmentNodes2(e,t){if(this._pruneEmptyNodes&&0===e._countEntities)return;const i=e.type,s=e.name||i,r=e.children,o=e.id,n={nodeId:`${this._id}-${o}`,objectId:o,title:t?s&&""!==s&&"Undefined"!==s&&"Default"!==s?s:i:0===e.metaModels.length?s:this._rootNames[e.metaModels[0].id]||s,type:i,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};if(t?t.children.push(n):this._rootNodes.push(n),this._objectNodes[n.objectId]=n,this._nodeNodes[n.nodeId]=n,r)for(let e=0,t=r.length;e<t;e++){const t=r[e];this._createContainmentNodes2(t,n)}}_doSortNodes(){for(let e=0,t=this._rootNodes.length;e<t;e++){const t=this._rootNodes[e];this._sortChildren(t)}}_sortChildren(e){const t=e.children;if(!t||0===t.length)return;const i=t[0];"storeys"===this._hierarchy&&"IfcBuildingStorey"===i.type?t.sort(this._getSpatialSortFunc()):t.sort(this._alphaSortFunc);for(let e=0,i=t.length;e<i;e++){const i=t[e];this._sortChildren(i)}}_getSpatialSortFunc(){const e=this.viewer,t=e.scene,i=t.camera,s=e.metaScene;return this._spatialSortFunc||(this._spatialSortFunc=(e,r)=>{e.aabb&&r.aabb||(e.aabb||(e.aabb=t.getAABB(s.getObjectIDsInSubtree(e.objectId))),r.aabb||(r.aabb=t.getAABB(s.getObjectIDsInSubtree(r.objectId))));let o=0;return o=i.xUp?0:i.yUp?1:2,e.aabb[o]>r.aabb[o]?-1:e.aabb[o]<r.aabb[o]?1:0})}_alphaSortFunc(e,t){const i=e.title.toUpperCase(),s=t.title.toUpperCase();return i<s?-1:i>s?1:0}_synchNodesToEntities(){const e=Object.keys(this.viewer.metaScene.metaObjects),t=this._viewer.metaScene.metaObjects,i=this._viewer.scene.objects;for(let s=0,r=e.length;s<r;s++){const r=e[s];if(t[r]){const e=this._objectNodes[r];if(e){const t=i[r];if(t){const i=t.visible;e.numEntities=1,e.xrayed=t.xrayed,i?(e.numVisibleEntities=1,e.checked=!0):(e.numVisibleEntities=0,e.checked=!1);let s=e.parent;for(;s;)s.numEntities++,i&&(s.numVisibleEntities++,s.checked=!0),s=s.parent}}}}}_withNodeTree(e,t){t(e);const i=e.children;if(i)for(let e=0,s=i.length;e<s;e++)this._withNodeTree(i[e],t)}_createTrees(){if(0===this._rootNodes.length)return;const e=this._rootNodes.map((e=>this._createNodeElement(e))),t=this._renderService.createRootNode();e.forEach((e=>{t.appendChild(e)})),this._containerElement.appendChild(t),this._rootElement=t}_createNodeElement(e){return this._renderService.createNodeElement(e,this._switchExpandHandler,this._checkboxChangeHandler,(t=>{this.fire("contextmenu",{event:t,viewer:this._viewer,treeViewPlugin:this,treeViewNode:e}),t.preventDefault()}),(t=>{this.fire("nodeTitleClicked",{event:t,viewer:this._viewer,treeViewPlugin:this,treeViewNode:e}),t.preventDefault()}))}_expandSwitchElement(e){if(this._renderService.isExpanded(e))return;const t=this._renderService.getId(e),i=this._nodeNodes[t].children.map((e=>this._createNodeElement(e)));this._renderService.addChildren(e,i),this._renderService.expand(e,this._switchExpandHandler,this._switchCollapseHandler)}_collapseNode(e){const t=this._renderService.getSwitchElement(e);this._collapseSwitchElement(t)}_collapseSwitchElement(e){this._renderService.collapse(e,this._switchExpandHandler,this._switchCollapseHandler)}},exports.UnsignedByteType=1009,exports.UnsignedInt248Type=1020,exports.UnsignedIntType=1014,exports.UnsignedShort4444Type=1017,exports.UnsignedShort5551Type=1018,exports.UnsignedShortType=1012,exports.VBOGeometry=Us,exports.ViewCullPlugin=class extends V{constructor(e,t={}){super("ViewCull",e),this._objectCullStates=function(e){const t=e.id;let i=Uw[t];return i||(i=new Lw(e),Uw[t]=i,e.on("destroyed",(()=>{delete Uw[t],i._destroy()}))),i}(e.scene),this._maxTreeDepth=t.maxTreeDepth||8,this._modelInfos={},this._frustum=new U,this._kdRoot=null,this._frustumDirty=!1,this._kdTreeDirty=!1,this._onViewMatrix=e.scene.camera.on("viewMatrix",(()=>{this._frustumDirty=!0})),this._onProjMatrix=e.scene.camera.on("projMatMatrix",(()=>{this._frustumDirty=!0})),this._onModelLoaded=e.scene.on("modelLoaded",(e=>{const t=this.viewer.scene.models[e];t&&this._addModel(t)})),this._onSceneTick=e.scene.on("tick",(()=>{this._doCull()}))}set enabled(e){this._enabled=e}get enabled(){return this._enabled}_addModel(e){const t={model:e,onDestroyed:e.on("destroyed",(()=>{this._removeModel(e)}))};this._modelInfos[e.id]=t,this._kdTreeDirty=!0}_removeModel(e){const t=this._modelInfos[e.id];t&&(t.model.off(t.onDestroyed),delete this._modelInfos[e.id],this._kdTreeDirty=!0)}_doCull(){const e=this._frustumDirty||this._kdTreeDirty;if(this._frustumDirty&&this._buildFrustum(),this._kdTreeDirty&&this._buildKDTree(),e){const e=this._kdRoot;e&&this._visitKDNode(e)}}_buildFrustum(){const e=this.viewer.scene.camera;O(this._frustum,e.viewMatrix,e.projMatrix),this._frustumDirty=!1}_buildKDTree(){const e=this.viewer.scene;this._kdRoot,this._kdRoot={aabb:e.getAABB(),intersection:U.INTERSECT};for(let e=0,t=this._objectCullStates.numObjects;e<t;e++){const t=this._objectCullStates.objects[e];this._insertEntityIntoKDTree(this._kdRoot,t,e,1)}this._kdTreeDirty=!1}_insertEntityIntoKDTree(e,t,i,s){const r=t.aabb;if(s>=this._maxTreeDepth)return e.objects=e.objects||[],e.objects.push(i),void c.expandAABB3(e.aabb,r);if(e.left&&c.containsAABB3(e.left.aabb,r))return void this._insertEntityIntoKDTree(e.left,t,i,s+1);if(e.right&&c.containsAABB3(e.right.aabb,r))return void this._insertEntityIntoKDTree(e.right,t,i,s+1);const o=e.aabb;Ow[0]=o[3]-o[0],Ow[1]=o[4]-o[1],Ow[2]=o[5]-o[2];let n=0;if(Ow[1]>Ow[n]&&(n=1),Ow[2]>Ow[n]&&(n=2),!e.left){const a=o.slice();if(a[n+3]=(o[n]+o[n+3])/2,e.left={aabb:a,intersection:U.INTERSECT},c.containsAABB3(a,r))return void this._insertEntityIntoKDTree(e.left,t,i,s+1)}if(!e.right){const a=o.slice();if(a[n]=(o[n]+o[n+3])/2,e.right={aabb:a,intersection:U.INTERSECT},c.containsAABB3(a,r))return void this._insertEntityIntoKDTree(e.right,t,i,s+1)}e.objects=e.objects||[],e.objects.push(i),c.expandAABB3(e.aabb,r)}_visitKDNode(e,t=U.INTERSECT){if(t!==U.INTERSECT&&e.intersects===t)return;t===U.INTERSECT&&(t=k(this._frustum,e.aabb),e.intersects=t);const i=t===U.OUTSIDE,s=e.objects;if(s&&s.length>0)for(let e=0,t=s.length;e<t;e++){const t=s[e];this._objectCullStates.setObjectViewCulled(t,i)}e.left&&this._visitKDNode(e.left,t),e.right&&this._visitKDNode(e.right,t)}send(e,t){}destroy(){super.destroy(),this._clear();const e=this.viewer.scene,t=e.camera;e.off(this._onModelLoaded),e.off(this._onSceneTick),t.off(this._onViewMatrix),t.off(this._onProjMatrix)}_clear(){for(let e in this._modelInfos){const t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._kdRoot=null,this._kdTreeDirty=!0}},exports.Viewer=class{constructor(e){this.language="en",this.localeService=e.localeService||new Th,this.scene=new hi(this,{canvasId:e.canvasId,canvasElement:e.canvasElement,keyboardEventsElement:e.keyboardEventsElement,contextAttr:{preserveDrawingBuffer:!1!==e.preserveDrawingBuffer,premultipliedAlpha:!!e.premultipliedAlpha,antialias:!1!==e.antialias},spinnerElementId:e.spinnerElementId,transparent:!1!==e.transparent,gammaInput:!0,gammaOutput:!1,backgroundColor:e.backgroundColor,backgroundColorFromAmbientLight:e.backgroundColorFromAmbientLight,ticksPerRender:1,ticksPerOcclusionTest:20,units:e.units,scale:e.scale,origin:e.origin,saoEnabled:e.saoEnabled,alphaDepthMask:!1!==e.alphaDepthMask,entityOffsetsEnabled:!!e.entityOffsetsEnabled,readableGeometryEnabled:!!e.readableGeometryEnabled,logarithmicDepthBufferEnabled:!!e.logarithmicDepthBufferEnabled,pbrEnabled:!!e.pbrEnabled,colorTextureEnabled:!1!==e.colorTextureEnabled,dtxEnabled:!!e.dtxEnabled,markerZOffset:e.markerZOffset,numCachedSectionPlanes:e.numCachedSectionPlanes}),this.metaScene=new Wc(this,this.scene),this.id=e.id||this.scene.id,this.camera=this.scene.camera,this.cameraFlight=new Gh(this.scene,{duration:.5}),this.cameraControl=new Vc(this.scene,{doublePickFlyTo:!0}),this._plugins=[],this._eventSubs={}}get capabilities(){return this.scene.capabilities}on(e,t){let i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}fire(e,t){const i=this._eventSubs[e];if(i)for(let e=0,s=i.length;e<s;e++)i[e](t)}off(e){}log(e){console.log(`[xeokit viewer ${this.id}]: ${e}`)}error(e){console.error(`[xeokit viewer ${this.id}]: ${e}`)}addPlugin(e){this._plugins.push(e)}removePlugin(e){for(let t=0,i=this._plugins.length;t<i;t++){const i=this._plugins[t];if(i===e)return i.clear&&i.clear(),void this._plugins.splice(t,1)}}sendToPlugins(e,t){for(let i=0,s=this._plugins.length;i<s;i++){const s=this._plugins[i];s.send&&s.send(e,t)}}clear(){throw'Viewer#clear() no longer implemented - use \'#sendToPlugins("clear") instead'}resetView(){throw"Viewer#resetView() no longer implemented - use CameraMemento & ObjectsMemento classes instead"}beginSnapshot(){this._snapshotBegun||(this.scene._renderer.beginSnapshot(),this._snapshotBegun=!0)}getSnapshot(e={}){const t=!this._snapshotBegun,i=void 0!==e.width&&void 0!==e.height,s=this.scene.canvas.canvas,r=s.clientWidth,o=s.clientHeight,n=e.width?Math.floor(e.width):s.width,a=e.height?Math.floor(e.height):s.height;i&&(s.width=n,s.height=a),this._snapshotBegun||this.beginSnapshot({width:n,height:a}),e.includeGizmos||this.sendToPlugins("snapshotStarting");const l={};for(let e=0,t=this._plugins.length;e<t;e++){const t=this._plugins[e];if(t.getContainerElement){const e=t.getContainerElement();e!==document.body&&(l[e.id]||(l[e.id]=!0,j_(e).then((function(e){document.body.appendChild(e)}))))}}this.scene.fire("rendering",{},!0),this.scene._renderer.renderSnapshot();const A=this.scene._renderer.readSnapshot(e);return i&&(s.width=r,s.height=o,this.scene.glRedraw()),e.includeGizmos||this.sendToPlugins("snapshotFinished"),t&&this.endSnapshot(),A}async getSnapshotWithPlugins(e={}){const t=!this._snapshotBegun,i=void 0!==e.width&&void 0!==e.height,s=this.scene.canvas.canvas,r=s.clientWidth,o=s.clientHeight,n=e.width?Math.floor(e.width):s.width,a=e.height?Math.floor(e.height):s.height;i&&(s.width=n,s.height=a),this._snapshotBegun||this.beginSnapshot(),e.includeGizmos||this.sendToPlugins("snapshotStarting"),this.scene._renderer.renderSnapshot();const l=this.scene._renderer.readSnapshotAsCanvas();i&&(s.width=r,s.height=o,this.scene.glRedraw());const A={},h=[];for(let e=0,t=this._plugins.length;e<t;e++){const t=this._plugins[e];if(t.getContainerElement){const e=t.getContainerElement();e!==document.body&&(A[e.id]||(A[e.id]=!0,h.push(e)))}}for(let e=0,t=h.length;e<t;e++){const t=h[e],i=0==e?l.width/t.clientWidth:1,r=c.vec2([0,0]);ue(s,t,r),await j_(t,{canvas:l,backgroundColor:null,x:r[0],y:r[1],scale:i})}e.includeGizmos||this.sendToPlugins("snapshotFinished"),t&&this.endSnapshot();let u=e.format||"png";return"jpeg"!==u&&"png"!==u&&"bmp"!==u&&(console.error("Unsupported image format: '"+u+"' - supported types are 'jpeg', 'bmp' and 'png' - defaulting to 'png'"),u="png"),e.includeGizmos||this.sendToPlugins("snapshotFinished"),t&&this.endSnapshot(),l.toDataURL(`image/${u}`)}endSnapshot(){this._snapshotBegun&&(this.scene._renderer.endSnapshot(),this.scene._renderer.render({force:!0}),this._snapshotBegun=!1)}destroy(){const e=this._plugins.slice();for(let t=0,i=e.length;t<i;t++){e[t].destroy()}this.scene.destroy()}},exports.WebIFCLoaderPlugin=class extends V{constructor(e,t={}){if(super("ifcLoader",e,t),this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults,this.includeTypes=t.includeTypes,this.excludeTypes=t.excludeTypes,this.excludeUnclassifiedObjects=t.excludeUnclassifiedObjects,!t.WebIFC)throw"Parameter expected: WebIFC";if(!t.IfcAPI)throw"Parameter expected: IfcAPI";this._webIFC=t.WebIFC,this._ifcAPI=t.IfcAPI}get supportedVersions(){return["2x3","4"]}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new zP}get objectDefaults(){return this._objectDefaults}set objectDefaults(e){this._objectDefaults=e||XB}get includeTypes(){return this._includeTypes}set includeTypes(e){this._includeTypes=e}get excludeTypes(){return this._excludeTypes}set excludeTypes(e){this._excludeTypes=e}get excludeUnclassifiedObjects(){return this._excludeUnclassifiedObjects}set excludeUnclassifiedObjects(e){this._excludeUnclassifiedObjects=!!e}get globalizeObjectIds(){return this._globalizeObjectIds}set globalizeObjectIds(e){this._globalizeObjectIds=!!e}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new ph(this.viewer.scene,_.apply(e,{isModel:!0}));if(!e.src&&!e.ifc)return this.error("load() param expected: src or IFC"),t;const i={autoNormals:!0};if(!1!==e.loadMetadata){const t=e.includeTypes||this._includeTypes,s=e.excludeTypes||this._excludeTypes,r=e.objectDefaults||this._objectDefaults;if(t){i.includeTypesMap={};for(let e=0,s=t.length;e<s;e++)i.includeTypesMap[t[e]]=!0}if(s){i.excludeTypesMap={};for(let e=0,t=s.length;e<t;e++)i.excludeTypesMap[s[e]]=!0}r&&(i.objectDefaults=r),i.excludeUnclassifiedObjects=void 0!==e.excludeUnclassifiedObjects?!!e.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects,i.globalizeObjectIds=void 0!==e.globalizeObjectIds?!!e.globalizeObjectIds:this._globalizeObjectIds}try{e.src?this._loadModel(e.src,e,i,t):this._parseModel(e.ifc,e,i,t)}catch(e){this.error(e),t.fire("error",e)}return t}_loadModel(e,t,i,s){const r=this.viewer.scene.canvas.spinner;r.processes++,this._dataSource.getIFC(t.src,(e=>{this._parseModel(e,t,i,s),r.processes--}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}_parseModel(e,t,i,s){if(s.destroyed)return;const r=t.stats||{};if(r.sourceFormat="IFC",r.schemaVersion="",r.title="",r.author="",r.created="",r.numMetaObjects=0,r.numPropertySets=0,r.numObjects=0,r.numGeometries=0,r.numTriangles=0,r.numVertices=0,!this._ifcAPI)throw"WebIFCLoaderPlugin has no WebIFC instance configured - please inject via WebIFCLoaderPlugin constructor";const o=new Uint8Array(e),n=this._ifcAPI.OpenModel(o),a=this._ifcAPI.GetModelSchema(n),l=this._ifcAPI.GetLineIDsWithType(n,this._webIFC.IFCPROJECT).get(0),A=!1!==t.loadMetadata,h={modelID:n,modelSchema:a,sceneModel:s,loadMetadata:A,metadata:A?{id:"",projectId:""+l,author:"",createdAt:"",schema:"",creatingApplication:"",metaObjects:[],propertySets:[]}:null,metaObjects:{},options:i,log:function(e){},nextId:0,stats:r};if(A){if(i.includeTypes){h.includeTypes={};for(let e=0,t=i.includeTypes.length;e<t;e++)h.includeTypes[i.includeTypes[e]]=!0}if(i.excludeTypes){h.excludeTypes={};for(let e=0,t=i.excludeTypes.length;e<t;e++)h.excludeTypes[i.excludeTypes[e]]=!0}this._parseMetaObjects(h),this._parsePropertySets(h)}if(this._parseGeometry(h),s.finalize(),A){const e=s.id;this.viewer.metaScene.createMetaModel(e,h.metadata,i)}s.scene.once("tick",(()=>{s.destroyed||(s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1))}))}_parseMetaObjects(e){const t=this._ifcAPI.GetLineIDsWithType(e.modelID,this._webIFC.IFCPROJECT).get(0),i=this._ifcAPI.GetLine(e.modelID,t);this._parseSpatialChildren(e,i)}_parseSpatialChildren(e,t,i){const s=this._ifcAPI.GetNameFromTypeCode(t.type);if(e.includeTypes&&!e.includeTypes[s])return;if(e.excludeTypes&&e.excludeTypes[s])return;this._createMetaObject(e,t,i);const r=t.GlobalId.value;this._parseRelatedItemsOfType(e,t.expressID,"RelatingObject","RelatedObjects",this._webIFC.IFCRELAGGREGATES,r),this._parseRelatedItemsOfType(e,t.expressID,"RelatingStructure","RelatedElements",this._webIFC.IFCRELCONTAINEDINSPATIALSTRUCTURE,r)}_createMetaObject(e,t,i){const s=t.GlobalId.value,r=this._ifcAPI.GetNameFromTypeCode(t.type),o={id:s,name:t.Name&&""!==t.Name.value?t.Name.value:r,type:r,parent:i};e.metadata.metaObjects.push(o),e.metaObjects[s]=o,e.stats.numMetaObjects++}_parseRelatedItemsOfType(e,t,i,s,r,o){const n=this._ifcAPI.GetLineIDsWithType(e.modelID,r);for(let r=0;r<n.size();r++){const a=n.get(r),l=this._ifcAPI.GetLine(e.modelID,a),A=l[i];let h=!1;if(Array.isArray(A)){h=A.map((e=>e.value)).includes(t)}else h=A.value===t;if(h){const t=l[s];if(Array.isArray(t))t.forEach((t=>{const i=this._ifcAPI.GetLine(e.modelID,t.value);this._parseSpatialChildren(e,i,o)}));else{const i=this._ifcAPI.GetLine(e.modelID,t.value);this._parseSpatialChildren(e,i,o)}}}}_parsePropertySets(e){const t=this._ifcAPI.GetLineIDsWithType(e.modelID,this._webIFC.IFCRELDEFINESBYPROPERTIES);for(let i=0;i<t.size();i++){let s=t.get(i),r=this._ifcAPI.GetLine(e.modelID,s,!0);if(r){const t=r.RelatingPropertyDefinition;if(!t)continue;const i=t.GlobalId.value,s=t.HasProperties;if(s&&s.length>0){const o="Default",n=t.Name.value,a=[];for(let e=0,t=s.length;e<t;e++){const t=s[e],i=t.Name,r=t.NominalValue;if(i&&r){const e={name:i.value,type:r.type,value:r.value,valueType:r.valueType};t.Description?e.description=t.Description.value:r.description&&(e.description=r.description),a.push(e)}}const l={id:i,type:o,name:n,properties:a};e.metadata.propertySets.push(l),e.stats.numPropertySets++;const A=r.RelatedObjects;if(!A||0===A.length)return;for(let t=0,s=A.length;t<s;t++){const s=A[t].GlobalId.value,r=e.metaObjects[s];r&&(r.propertySetIds||(r.propertySetIds=[]),r.propertySetIds.push(i))}}}}}_parseGeometry(e){this._ifcAPI.StreamAllMeshes(e.modelID,(t=>{const i=t.expressID,s=t.geometries,r=[],o=this._ifcAPI.GetLine(e.modelID,i).GlobalId.value;if(e.loadMetadata){const t=o,i=e.metaObjects[t];if(e.includeTypes&&(!i||!e.includeTypes[i.type]))return;if(e.excludeTypes&&(!i||e.excludeTypes[i.type]))return}const n=c.mat4(),a=c.vec3();for(let t=0,i=s.size();t<i;t++){const i=s.get(t),o=this._ifcAPI.GetGeometry(e.modelID,i.geometryExpressID),l=this._ifcAPI.GetVertexArray(o.GetVertexData(),o.GetVertexDataSize()),A=this._ifcAPI.GetIndexArray(o.GetIndexData(),o.GetIndexDataSize()),h=new Float64Array(l.length/2),u=new Float32Array(l.length/2);for(let e=0,t=0,i=l.length/6;e<i;e++,t+=3)h[t+0]=l[6*e+0],h[t+1]=l[6*e+1],h[t+2]=l[6*e+2];n.set(i.flatTransformation),c.transformPositions3(n,h);const d=X(h,h,a);if(!e.options.autoNormals)for(let e=0,t=0,i=l.length/6;e<i;e++,t+=3)u[t+0]=l[6*e+3],u[t+1]=l[6*e+4],u[t+2]=l[6*e+5];e.stats.numGeometries++,e.stats.numVertices+=h.length/3,e.stats.numTriangles+=A.length/3;const p="mesh"+e.nextId++;e.sceneModel.createMesh({id:p,primitive:"triangles",origin:d?a:null,positions:h,normals:e.options.autoNormals?null:u,indices:A,color:[i.color.x,i.color.y,i.color.z],opacity:i.color.w}),r.push(p)}const l=e.options.globalizeObjectIds?c.globalizeObjectId(e.sceneModel.id,o):o;e.sceneModel.createEntity({id:l,meshIds:r,isObject:!0}),e.stats.numObjects++}))}},exports.WorkerPool=kA,exports.XKTDefaultDataSource=kw,exports.XKTLoaderPlugin=class extends V{constructor(e,t={}){super("XKTLoader",e,t),this._maxGeometryBatchSize=t.maxGeometryBatchSize,this.textureTranscoder=t.textureTranscoder,this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults,this.includeTypes=t.includeTypes,this.excludeTypes=t.excludeTypes,this.excludeUnclassifiedObjects=t.excludeUnclassifiedObjects,this.reuseGeometries=t.reuseGeometries}get supportedVersions(){return Object.keys(IP)}get textureTranscoder(){return this._textureTranscoder}set textureTranscoder(e){this._textureTranscoder=e}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new kw}get objectDefaults(){return this._objectDefaults}set objectDefaults(e){this._objectDefaults=e||XB}get includeTypes(){return this._includeTypes}set includeTypes(e){this._includeTypes=e}get excludeTypes(){return this._excludeTypes}set excludeTypes(e){this._excludeTypes=e}get excludeUnclassifiedObjects(){return this._excludeUnclassifiedObjects}set excludeUnclassifiedObjects(e){this._excludeUnclassifiedObjects=!!e}get globalizeObjectIds(){return this._globalizeObjectIds}set globalizeObjectIds(e){this._globalizeObjectIds=!!e}get reuseGeometries(){return this._reuseGeometries}set reuseGeometries(e){this._reuseGeometries=!1!==e}load(e={}){if(e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id),!(e.src||e.xkt||e.manifestSrc||e.manifest))throw new Error("XKTLoaderPlugin: load() param expected: src, xkt, manifestSrc or manifestData");const t={},i=e.includeTypes||this._includeTypes,s=e.excludeTypes||this._excludeTypes,r=e.objectDefaults||this._objectDefaults;if(t.reuseGeometries=null!==e.reuseGeometries&&void 0!==e.reuseGeometries?e.reuseGeometries:!1!==this._reuseGeometries,i){t.includeTypesMap={};for(let e=0,s=i.length;e<s;e++)t.includeTypesMap[i[e]]=!0}if(s){t.excludeTypesMap={};for(let e=0,i=s.length;e<i;e++)t.excludeTypesMap[s[e]]=!0}r&&(t.objectDefaults=r),t.excludeUnclassifiedObjects=void 0!==e.excludeUnclassifiedObjects?!!e.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects,t.globalizeObjectIds=void 0!==e.globalizeObjectIds&&null!==e.globalizeObjectIds?!!e.globalizeObjectIds:this._globalizeObjectIds;const o=new ph(this.viewer.scene,_.apply(e,{isModel:!0,textureTranscoder:this._textureTranscoder,maxGeometryBatchSize:this._maxGeometryBatchSize,origin:e.origin,disableVertexWelding:e.disableVertexWelding||!1,disableIndexRebucketing:e.disableIndexRebucketing||!1,dtxEnabled:e.dtxEnabled,renderOrder:e.renderOrder})),n=o.id,a=new zc({metaScene:this.viewer.metaScene,id:n});this.viewer.scene.canvas.spinner.processes++;const l=()=>{o.destroyed||(o.finalize(),a.finalize(),this.viewer.scene.canvas.spinner.processes--,o.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(a.id)})),this.scheduleTask((()=>{o.destroyed||(o.scene.fire("modelLoaded",o.id),o.fire("loaded",!0,!1))})))},A=e=>{this.viewer.scene.canvas.spinner.processes--,this.error(e),o.fire("error",e)};let h=0;const c={getNextId:()=>`${n}.${h++}`};if(e.metaModelSrc||e.metaModelData)if(e.metaModelSrc){const r=e.metaModelSrc;this._dataSource.getMetaModel(r,(r=>{o.destroyed||(a.loadData(r,{includeTypes:i,excludeTypes:s,globalizeObjectIds:t.globalizeObjectIds}),e.src?this._loadModel(e.src,t,o,null,c,l,A):(this._parseModel(e.xkt,t,o,null,c),l()))}),(e=>{A(`load(): Failed to load model metadata for model '${n} from  '${r}' - ${e}`)}))}else e.metaModelData&&(a.loadData(e.metaModelData,{includeTypes:i,excludeTypes:s,globalizeObjectIds:t.globalizeObjectIds}),e.src?this._loadModel(e.src,t,o,null,c,l,A):(this._parseModel(e.xkt,t,o,null,c),l()));else if(e.src)this._loadModel(e.src,t,o,a,c,l,A);else if(e.xkt)this._parseModel(e.xkt,t,o,a,c),l();else if(e.manifestSrc||e.manifest){const r=e.manifestSrc?function(e){const t=e.split("/");return t.pop(),t.join("/")+"/"}(e.manifestSrc):"",n=(e,n,l)=>{let A=0;const h=()=>{o.destroyed||A>=e.length?n():this._dataSource.getMetaModel(`${r}${e[A]}`,(e=>{a.loadData(e,{includeTypes:i,excludeTypes:s,globalizeObjectIds:t.globalizeObjectIds}),A++,this.scheduleTask(h,200)}),l)};h()},h=(e,i,s)=>{let n=0;const a=()=>{o.destroyed||n>=e.length?i():this._dataSource.getXKT(`${r}${e[n]}`,(e=>{this._parseModel(e,t,o,null,c),o.preFinalize(),n++,this.scheduleTask(a,200)}),s)};a()},u=(e,i,s)=>{let n=0;const l=()=>{o.destroyed||n>=e.length?i():this._dataSource.getXKT(`${r}${e[n]}`,(e=>{this._parseModel(e,t,o,a,c),o.preFinalize(),n++,this.scheduleTask(l,200)}),s)};l()};if(e.manifest){const t=e.manifest,i=t.xktFiles;if(!i||0===i.length)return void A("load(): Failed to load model manifest - manifest not valid");const s=t.metaModelFiles;s?n(s,(()=>{h(i,l,A)}),A):u(i,l,A)}else this._dataSource.getManifest(e.manifestSrc,(e=>{if(o.destroyed)return;const t=e.xktFiles;if(!t||0===t.length)return void A("load(): Failed to load model manifest - manifest not valid");const i=e.metaModelFiles;i?n(i,(()=>{h(t,l,A)}),A):u(t,l,A)}),A)}return o}_loadModel(e,t,i,s,r,o,n){window._timestamp=function(){const e=performance.now();let t=null;const i=e=>e.toFixed(2)+" ms";return function(s){const r=performance.now();null===t?console.log(s,i(r-e)):console.log(s,i(r-t),"[total "+i(r-e)+"]"),t=r}}(),this._dataSource.getXKT(e,(e=>{window._timestamp("dataSource.getXKT (arrayBuffer.byteLength "+e.byteLength+")"),this._parseModel(e,t,i,s,r),i.preFinalize(),window._timestamp("preFinalize"),o()}),n)}async _parseModel(e,t,i,s,r){if(i.destroyed)return;const o=new DataView(e),n=new Uint8Array(e),a=o.getUint32(0,!0),l=IP[a];if(!l)return void this.error("Unsupported .XKT file version: "+a+" - this XKTLoaderPlugin supports versions "+Object.keys(IP));if(l.parseArrayBuffer)return void l.parseArrayBuffer(this.viewer,t,e,i,s,r);const A=o.getUint32(4,!0),h=[];let c=4*(A+2);for(let e=0;e<A;e++){const t=o.getUint32(4*(e+2),!0);h.push(n.subarray(c,c+t)),c+=t}l.parse(this.viewer,t,h,i,s,r)}},exports.XML3DLoaderPlugin=class extends V{constructor(e,t={}){super("XML3DLoader",e,t),t.workerScriptsPath?(this._workerScriptsPath=t.workerScriptsPath,this._loader=new RP(this,t),this.supportedSchemas=this._loader.supportedSchemas):this.error("Config expected: workerScriptsPath")}load(e={}){e.workerScriptsPath=this._workerScriptsPath,e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new ms(this.viewer.scene,_.apply(e,{isModel:!0})),i=e.src;return i?(this._loader.load(this,t,i,e),t):(this.error("load() param expected: src"),t)}},exports.ZoneEditControl=QC,exports.ZoneEditMouseControl=class extends QC{constructor(e,t){super(e,t,!0,!1)}},exports.ZoneEditTouchControl=class extends QC{constructor(e,t){super(e,t,!1,!0)}},exports.ZoneTranslateControl=VC,exports.ZoneTranslateMouseControl=class extends VC{constructor(e,t){super(e,t,!0,!1)}},exports.ZoneTranslateTouchControl=class extends VC{constructor(e,t){super(e,t,!1,!0)}},exports.ZonesMouseControl=class extends kC{constructor(e,t={}){super(e,t,((e,t)=>LC(e,t)))}},exports.ZonesPlugin=class extends V{constructor(e,t={}){super("Zones",e),this._pointerLens=t.pointerLens,this._container=t.container||document.body,this._zones=[],this.defaultColor=void 0!==t.defaultColor?t.defaultColor:"#00BBFF",this.zIndex=t.zIndex||1e4,this._onMouseOver=(e,t)=>{this.fire("mouseOver",{plugin:this,zone:t,event:e})},this._onMouseLeave=(e,t)=>{this.fire("mouseLeave",{plugin:this,zone:t,event:e})},this._onContextMenu=(e,t)=>{this.fire("contextMenu",{plugin:this,zone:t,event:e})}}createZone(e={}){this.viewer.scene.components[e.id]&&(this.error("Viewer scene component with this ID already exists: "+e.id),delete e.id);const t=new OC(this,{id:e.id,plugin:this,container:this._container,geometry:e.geometry,alpha:e.alpha,color:e.color,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._zones.push(t),t.on("destroyed",(()=>{const e=this._zones.indexOf(t);e>=0&&this._zones.splice(e,1)})),this.fire("zoneCreated",t),t}get zones(){return this._zones}destroy(){super.destroy()}},exports.ZonesPolysurfaceMouseControl=class extends D{constructor(e,t={}){super(e.viewer.scene),this.zonesPlugin=e,this.pointerLens=t.pointerLens,this._action=null}get active(){return!!this._action}activate(e,t,i,s){if("object"==typeof e&&null!==e){const r=e,o=(e,t)=>{if(e in r)return r[e];if(void 0!==t)return t;throw"config missing: "+e};e=o("altitude"),t=o("height"),i=o("color","#008000"),s=o("alpha",.5)}if(this._action)return;const r=this.zonesPlugin,o=r.viewer,n=o.scene,a=this,l=LC(o,(function(t,i){return UC(e,c.vec3([0,1,0]),t,i)}));!function o(){a._action=NC(n,e,t,i,s,a.pointerLens,r,l,(e=>{let t=!0;a._action={deactivate:()=>{t=!1}},a.fire("zoneEnd",e),t&&o()}))}()}deactivate(){this._action&&(this._action.deactivate(),this._action=null)}destroy(){this.deactivate(),super.destroy()}},exports.ZonesPolysurfaceTouchControl=class extends D{constructor(e,t={}){super(e.viewer.scene),this.zonesPlugin=e,this.pointerLens=t.pointerLens,this.pointerCircle=new Q(e.viewer),this._action=null}get active(){return!!this._action}activate(e,t,i,s){if("object"==typeof e&&null!==e){const r=e,o=(e,t)=>{if(e in r)return r[e];if(void 0!==t)return t;throw"config missing: "+e};e=o("altitude"),t=o("height"),i=o("color","#008000"),s=o("alpha",.5)}if(this._action)return;const r=this.zonesPlugin,o=r.viewer,n=o.scene,a=this,l=ge(o,this.pointerCircle,(function(t,i){return UC(e,c.vec3([0,1,0]),t,i)}));!function o(){a._action=NC(n,e,t,i,s,a.pointerLens,r,l,(e=>{let t=!0;a._action={deactivate:()=>{t=!1}},a.fire("zoneEnd",e),t&&o()}))}()}deactivate(){this._action&&(this._action.deactivate(),this._action=null)}destroy(){this.deactivate(),super.destroy()}},exports.ZonesTouchControl=class extends kC{constructor(e,t={}){const i=new Q(e.viewer);super(e,t,((e,t)=>ge(e,i,t))),this.pointerCircle=i}destroy(){this.pointerCircle.destroy(),super.destroy()}},exports.activateDraggableDot=pe,exports.activateDraggableDots=fe,exports.buildBoxGeometry=Wt,exports.buildBoxLinesGeometry=ks,exports.buildBoxLinesGeometryFromAABB=function(e={}){return ks({id:e.id,center:[(e.aabb[0]+e.aabb[3])/2,(e.aabb[1]+e.aabb[4])/2,(e.aabb[2]+e.aabb[5])/2],xSize:Math.abs(e.aabb[3]-e.aabb[0])/2,ySize:Math.abs(e.aabb[4]-e.aabb[1])/2,zSize:Math.abs(e.aabb[5]-e.aabb[2])/2})},exports.buildCylinderGeometry=ss,exports.buildGridGeometry=Ns,exports.buildLineGeometry=function(e={}){if(3!==e.startPoint.length)throw"Start point should contain 3 elements in array: x, y and z";if(3!==e.endPoint.length)throw"End point should contain 3 elements in array: x, y and z";let t=[],i=[],s=e.startPoint[0],r=e.startPoint[1],o=e.startPoint[2],n=e.endPoint[0],a=e.endPoint[1],l=e.endPoint[2],A=Math.sqrt((n-s)**2+(a-r)**2+(l-o)**2),h=[(n-s)/A,(a-r)/A,(l-o)/A];if(e.pattern){let c=e.pattern.length,u=!1,d=0,p=0,f=0,g=[s,r,o],m=e.pattern[p];for(i.push(g[0],g[1],g[2]);m<=A-d;){let s=[h[0]*m,h[1]*m,h[2]*m],r=[g[0]+s[0],g[1]+s[1],g[2]+s[2]];i.push(r[0],r[1],r[2]),u||(t.push(f),t.push(f+1)),u=!u,f+=1,g=r,p+=1,p>=c&&(p=0),d+=m,m=e.pattern[p]}e.extendToEnd&&(i.push(n,a,l),t.push(t.length-2),t.push(t.length-1))}else t.push(0),t.push(1),i.push(s,r,o,n,a,l);return _.apply(e,{primitive:"lines",positions:i,indices:t})},exports.buildPlaneGeometry=Qs,exports.buildPolylineGeometry=Hs,exports.buildPolylineGeometryFromCurve=function(e={}){let t=e.curve.getPoints(e.divisions).map((e=>[...e])).flat();return Hs({id:e.id,points:t})},exports.buildSphereGeometry=rs,exports.buildTorusGeometry=Vs,exports.buildVectorTextGeometry=ns,exports.createRTCViewMat=W,exports.frustumIntersectsAABB3=k,exports.getKTX2TextureTranscoder=HA,exports.getPlaneRTCPos=J,exports.isTriangleMeshSolid=Gs,exports.load3DSGeometry=function(e,t={}){return new Promise((function(i,s){t.src||(console.error("load3DSGeometry: Parameter expected: src"),s());var r=e.canvas.spinner;r.processes++,_.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("load3DSGeometry: no data loaded"),r.processes--,s());var o=Os.parse.from3DS(e).edit.objects[0].mesh,n=o.vertices,a=o.uvt,l=o.indices;r.processes--,i(_.apply(t,{primitive:"triangles",positions:n,normals:null,uv:a,indices:l}))}),(function(e){console.error("load3DSGeometry: "+e),r.processes--,s()}))}))},exports.loadOBJGeometry=function(e,t={}){return new Promise((function(i,s){t.src||(console.error("loadOBJGeometry: Parameter expected: src"),s());var r=e.canvas.spinner;r.processes++,_.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("loadOBJGeometry: no data loaded"),r.processes--,s());for(var o=Os.parse.fromOBJ(e),n=Os.edit.unwrap(o.i_verts,o.c_verts,3),a=Os.edit.unwrap(o.i_norms,o.c_norms,3),l=Os.edit.unwrap(o.i_uvt,o.c_uvt,2),A=new Int32Array(o.i_verts.length),h=0;h<o.i_verts.length;h++)A[h]=h;r.processes--,i(_.apply(t,{primitive:"triangles",positions:n,normals:a.length>0?a:null,autoNormals:0===a.length,uv:l,indices:A}))}),(function(e){console.error("loadOBJGeometry: "+e),r.processes--,s()}))}))},exports.math=c,exports.meshSurfaceArea=sr,exports.meshVolume=Js,exports.rtcToWorldPos=function(e,t,i){return i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i},exports.sRGBEncoding=3001,exports.setFrustum=O,exports.stats=p,exports.touchPointSelector=ge,exports.transformToNode=ue,exports.utils=_,exports.worldToRTCPos=K,exports.worldToRTCPositions=X;
diff --git a/dist/xeokit-sdk.min.es.js b/dist/xeokit-sdk.min.es.js
index f725ee15ae..144d432caa 100644
--- a/dist/xeokit-sdk.min.es.js
+++ b/dist/xeokit-sdk.min.es.js
@@ -1,4 +1,4 @@
-class e{constructor(e,t){this.items=e||[],this._lastUniqueId=(t||0)+1}addItem(){let e;if(2===arguments.length){const t=arguments[0];if(e=arguments[1],this.items[t])throw"ID clash: '"+t+"'";return this.items[t]=e,t}for(e=arguments[0]||{};;){const t=this._lastUniqueId++;if(!this.items[t])return this.items[t]=e,t}}removeItem(e){const t=this.items[e];return delete this.items[e],t}}const t=new e;class i{constructor(e){this.id=e,this.parentItem=null,this.groups=[],this.menuElement=null,this.shown=!1,this.mouseOver=0}}class s{constructor(){this.items=[]}}class r{constructor(e,t,i,s,r){this.id=e,this.getTitle=t,this.doAction=i,this.getEnabled=s,this.getShown=r,this.itemElement=null,this.subMenu=null,this.enabled=!0}}class o{constructor(e={}){this._id=t.addItem(),this._context=null,this._enabled=!1,this._itemsCfg=[],this._rootMenu=null,this._menuList=[],this._menuMap={},this._itemList=[],this._itemMap={},this._shown=!1,this._nextId=0,this._eventSubs={},!1!==e.hideOnMouseDown&&(document.addEventListener("mousedown",(e=>{e.target.classList.contains("xeokit-context-menu-item")||this.hide()})),document.addEventListener("touchstart",this._canvasTouchStartHandler=e=>{e.target.classList.contains("xeokit-context-menu-item")||this.hide()})),e.items&&(this.items=e.items),this._hideOnAction=!1!==e.hideOnAction,this.context=e.context,this.enabled=!1!==e.enabled,this.hide()}on(e,t){let i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}fire(e,t){const i=this._eventSubs[e];if(i)for(let e=0,s=i.length;e<s;e++)i[e](t)}set items(e){this._clear(),this._itemsCfg=e||[],this._parseItems(e),this._createUI()}get items(){return this._itemsCfg}set enabled(e){(e=!!e)!==this._enabled&&(this._enabled=e,this._enabled||this.hide())}get enabled(){return this._enabled}set context(e){this._context=e}get context(){return this._context}show(e,t){this._context?this._enabled&&(this._shown||(this._hideAllMenus(),this._updateItemsTitles(),this._updateItemsEnabledStatus(),this._showMenu(this._rootMenu.id,e,t),this._updateSubMenuInfo(),this._shown=!0,this.fire("shown",{}))):console.error("ContextMenu cannot be shown without a context - set context first")}get shown(){return this._shown}hide(){this._enabled&&this._shown&&(this._hideAllMenus(),this._shown=!1,this.fire("hidden",{}))}destroy(){this._context=null,this._clear(),null!==this._id&&(t.removeItem(this._id),this._id=null)}_clear(){for(let e=0,t=this._menuList.length;e<t;e++){const t=this._menuList[e].menuElement;t.parentElement.removeChild(t)}this._itemsCfg=[],this._rootMenu=null,this._menuList=[],this._menuMap={},this._itemList=[],this._itemMap={}}_parseItems(e){const t=e=>{const o=this._getNextId(),n=new i(o);for(let i=0,o=e.length;i<o;i++){const o=e[i],a=new s;n.groups.push(a);for(let e=0,i=o.length;e<i;e++){const i=o[e],s=i.items,l=s&&s.length>0,A=this._getNextId(),h=i.getTitle||(()=>i.title||""),c=i.doAction||i.callback||(()=>{}),u=i.getEnabled||(()=>!0),d=i.getShown||(()=>!0),p=new r(A,h,c,u,d);if(p.parentMenu=n,a.items.push(p),l){const e=t(s);p.subMenu=e,e.parentItem=p}this._itemList.push(p),this._itemMap[p.id]=p}}return this._menuList.push(n),this._menuMap[n.id]=n,n};this._rootMenu=t(e)}_getNextId(){return"ContextMenu_"+this._id+"_"+this._nextId++}_createUI(){const e=t=>{this._createMenuUI(t);const i=t.groups;for(let t=0,s=i.length;t<s;t++){const s=i[t].items;for(let t=0,i=s.length;t<i;t++){const i=s[t].subMenu;i&&e(i)}}};e(this._rootMenu)}_createMenuUI(e){const t=e.groups,i=[];if(i.push('<div class="xeokit-context-menu '+e.id+'" style="z-index:300000; position: absolute;">'),i.push("<ul>"),t)for(let e=0,s=t.length;e<s;e++){const r=e,o=s,n=t[e].items;if(n)for(let e=0,t=n.length;e<t;e++){const s=n[e],a=s.subMenu,l=s.title||"";a?(i.push('<li id="'+s.id+'" class="xeokit-context-menu-item xeokit-context-menu-submenu">'+l+"</li>"),r===o-1||e<t-1||i.push('<li id="'+s.id+'" class="xeokit-context-menu-item-separator"></li>')):(i.push('<li id="'+s.id+'" class="xeokit-context-menu-item">'+l+"</li>"),r===o-1||e<t-1||i.push('<li id="'+s.id+'" class="xeokit-context-menu-item-separator"></li>'))}}i.push("</ul>"),i.push("</div>");const s=i.join("");document.body.insertAdjacentHTML("beforeend",s);const r=document.querySelector("."+e.id);e.menuElement=r,r.style["border-radius"]="4px",r.style.display="none",r.style["z-index"]=3e5,r.style.background="white",r.style.border="1px solid black",r.style["box-shadow"]="0 4px 5px 0 gray",r.oncontextmenu=e=>{e.preventDefault()};const o=this;let n=null;if(t)for(let e=0,i=t.length;e<i;e++){const i=t[e].items;if(i)for(let e=0,t=i.length;e<t;e++){const t=i[e],s=t.subMenu;t.itemElement=document.getElementById(t.id),t.itemElement?(t.itemElement.addEventListener("mouseenter",(e=>{e.preventDefault();const i=t.subMenu;if(!i)return void(n&&(o._hideMenu(n.id),n=null));if(n&&n.id!==i.id&&(o._hideMenu(n.id),n=null),!1===t.enabled)return;const s=t.itemElement,r=i.menuElement,a=s.getBoundingClientRect();r.getBoundingClientRect();a.right+200>window.innerWidth?o._showMenu(i.id,a.left-200,a.top-1):o._showMenu(i.id,a.right-5,a.top-1),n=i})),s||(t.itemElement.addEventListener("click",(e=>{e.preventDefault(),o._context&&!1!==t.enabled&&(t.doAction&&t.doAction(o._context),this._hideOnAction?o.hide():(o._updateItemsTitles(),o._updateItemsEnabledStatus()))})),t.itemElement.addEventListener("mouseup",(e=>{3===e.which&&(e.preventDefault(),o._context&&!1!==t.enabled&&(t.doAction&&t.doAction(o._context),this._hideOnAction?o.hide():(o._updateItemsTitles(),o._updateItemsEnabledStatus())))})),t.itemElement.addEventListener("mouseenter",(e=>{e.preventDefault(),!1!==t.enabled&&t.doHover&&t.doHover(o._context)})))):console.error("ContextMenu item element not found: "+t.id)}}}_updateItemsTitles(){if(this._context)for(let e=0,t=this._itemList.length;e<t;e++){const t=this._itemList[e],i=t.itemElement;if(!i)continue;const s=t.getShown;if(!s||!s(this._context))continue;const r=t.getTitle(this._context);t.subMenu,i.innerText=r}}_updateItemsEnabledStatus(){if(this._context)for(let e=0,t=this._itemList.length;e<t;e++){const t=this._itemList[e],i=t.itemElement;if(!i)continue;const s=t.getEnabled;if(!s)continue;const r=t.getShown;if(!r)continue;const o=r(this._context);if(t.shown=o,!o){i.style.display="none";continue}i.style.display="";const n=s(this._context);t.enabled=n,n?i.classList.remove("disabled"):i.classList.add("disabled")}}_updateSubMenuInfo(){if(!this._context)return;let e,t,i,s,r,o;this._itemList.forEach((n=>{n.subMenu&&(e=n.itemElement,t=e.getBoundingClientRect(),i=n.subMenu.menuElement,s={visibility:i.style.visibility,display:i.style.display},i.style.display="block",i.style.visibility="hidden",o=n.subMenu.menuElement.getBoundingClientRect().width,i.style.visibility=s.visibility,i.style.display=s.display,r=t.right+o>window.innerWidth,e.setAttribute("data-submenuposition",r?"left":"right"))}))}_showMenu(e,t,i){const s=this._menuMap[e];if(!s)return void console.error("Menu not found: "+e);if(s.shown)return;const r=s.menuElement;r&&(this._showMenuElement(r,t,i),s.shown=!0)}_hideMenu(e){const t=this._menuMap[e];if(!t)return void console.error("Menu not found: "+e);if(!t.shown)return;const i=t.menuElement;i&&(this._hideMenuElement(i),t.shown=!1)}_hideAllMenus(){for(let e=0,t=this._menuList.length;e<t;e++){const t=this._menuList[e];this._hideMenu(t.id)}}_showMenuElement(e,t,i){e.style.display="block";const s=e.offsetHeight,r=e.offsetWidth;i+s>window.innerHeight&&(i=window.innerHeight-s),t+r>window.innerWidth&&(t=window.innerWidth-r),e.style.left=t+"px",e.style.top=i+"px"}_hideMenuElement(e){e.style.display="none"}}class n{constructor(e,t={}){this.viewer=e,this.scene=this.viewer.scene,this._lensCursorDiv=document.createElement("div"),this.viewer.scene.canvas.canvas.parentNode.insertBefore(this._lensCursorDiv,this.viewer.scene.canvas.canvas),this._lensCursorDiv.style.background="pink",this._lensCursorDiv.style.border="2px solid red",this._lensCursorDiv.style.borderRadius="20px",this._lensCursorDiv.style.width="10px",this._lensCursorDiv.style.height="10px",this._lensCursorDiv.style.margin="-200px -200px",this._lensCursorDiv.style.zIndex="100000",this._lensCursorDiv.style.position="absolute",this._lensCursorDiv.style.pointerEvents="none",this._lensContainer=document.createElement("div"),this._lensContainerId=t.containerId||"xeokit-lens",this._lensContainer.setAttribute("id",this._lensContainerId),this._lensContainer.style.border="1px solid black",this._lensContainer.style.background="white",this._lensContainer.style.borderRadius="50%",this._lensContainer.style.width="300px",this._lensContainer.style.height="300px",this._lensContainer.style.zIndex="15000",this._lensContainer.style.position="absolute",this._lensContainer.style.pointerEvents="none",this._lensContainer.style.visibility="hidden",this._lensCanvas=document.createElement("canvas"),this._lensCanvas.id=`${this._lensContainerId}-canvas`,this._lensCanvas.style.borderRadius="50%",this._lensCanvas.style.width="300px",this._lensCanvas.style.height="300px",this._lensCanvas.style.zIndex="15000",this._lensCanvas.style.pointerEvents="none",document.body.appendChild(this._lensContainer),this._lensContainer.appendChild(this._lensCanvas),this._lensCanvasContext=this._lensCanvas.getContext("2d"),this._canvasElement=this.viewer.scene.canvas.canvas,this._canvasPos=null,this._snappedCanvasPos=null,this._lensPosToggle=t.lensPosToggle||!0,this._lensPosToggleAmount=t.lensPosToggleAmount||85,this._lensPosMarginLeft=t.lensPosMarginLeft||85,this._lensPosMarginTop=t.lensPosMarginTop||25,this._lensContainer.style.marginTop=`${this._lensPosMarginTop}px`,this._lensContainer.style.marginLeft=`${this._lensPosMarginLeft}px`,this._zoomLevel=t.zoomLevel||2,this._active=!1!==t.active,this._visible=!1,this._snapped=!1,this._onViewerRendering=this.viewer.scene.on("rendering",(()=>{this._active&&this._visible&&this.update()}))}update(){if(!this._active||!this._visible)return;if(!this._canvasPos)return;const e=this._lensContainer.getBoundingClientRect(),t=this._canvasElement.getBoundingClientRect(),i=this._canvasPos[0]<e.right&&this._canvasPos[0]>e.left&&this._canvasPos[1]<e.bottom&&this._canvasPos[1]>e.top;this._lensContainer.style.marginLeft=`${this._lensPosMarginLeft}px`,i&&(this._lensPosToggle?this._lensContainer.style.marginTop=t.bottom-t.top-this._lensCanvas.height-this._lensPosToggleAmount+"px":this._lensContainer.style.marginTop=`${this._lensPosMarginTop}px`,this._lensPosToggle=!this._lensPosToggle),this._lensCanvasContext.clearRect(0,0,this._lensCanvas.width,this._lensCanvas.height);const s=Math.max(this._lensCanvas.width,this._lensCanvas.height)/this._zoomLevel;this._lensCanvasContext.drawImage(this._canvasElement,this._canvasPos[0]-s/2,this._canvasPos[1]-s/2,s,s,0,0,this._lensCanvas.width,this._lensCanvas.height);const r=[(e.left+e.right)/2-t.left,(e.top+e.bottom)/2-t.top];if(this._snappedCanvasPos){const e=this._snappedCanvasPos[0]-this._canvasPos[0],t=this._snappedCanvasPos[1]-this._canvasPos[1];this._lensCursorDiv.style.marginLeft=r[0]+e*this._zoomLevel-10+"px",this._lensCursorDiv.style.marginTop=r[1]+t*this._zoomLevel-10+"px"}else this._lensCursorDiv.style.marginLeft=r[0]-10+"px",this._lensCursorDiv.style.marginTop=r[1]-10+"px"}set zoomFactor(e){this._zoomFactor=e,this.update()}get zoomFactor(){return this._zoomFactor}set canvasPos(e){this._canvasPos=e,this.update()}get canvasPos(){return this._canvasPos}set snappedCanvasPos(e){this._snappedCanvasPos=e,this.update()}get snappedCanvasPos(){return this._snappedCanvasPos}set snapped(e){this._snapped=e,e?(this._lensCursorDiv.style.background="greenyellow",this._lensCursorDiv.style.border="2px solid green"):(this._lensCursorDiv.style.background="pink",this._lensCursorDiv.style.border="2px solid red")}get snapped(){return this._snapped}set active(e){this._active=e,this._lensContainer.style.visibility=e&&this._visible?"visible":"hidden",e&&this._visible||(this._lensCursorDiv.style.marginLeft="-100px",this._lensCursorDiv.style.marginTop="-100px"),this.update()}get active(){return this._active}set visible(e){this._visible=e,this._lensContainer.style.visibility=e&&this._active?"visible":"hidden",e&&this._active||(this._lensCursorDiv.style.marginLeft="-100px",this._lensCursorDiv.style.marginTop="-100px"),this.update()}get visible(){return this._visible}destroy(){this._destroyed||(this.viewer.scene.off(this._onViewerRendering),this._lensContainer.removeChild(this._lensCanvas),document.body.removeChild(this._lensContainer),this._destroyed=!0)}}let a=!0,l=a?Float64Array:Float32Array;const A=new l(3),h=new l(16),c=new l(16),u=new l(4),d={setDoublePrecisionEnabled(e){a=e,l=a?Float64Array:Float32Array},getDoublePrecisionEnabled:()=>a,MIN_DOUBLE:-Number.MAX_SAFE_INTEGER,MAX_DOUBLE:Number.MAX_SAFE_INTEGER,MAX_INT:1e7,DEGTORAD:.0174532925,RADTODEG:57.295779513,unglobalizeObjectId(e,t){const i=t.indexOf("#");return i===e.length&&t.startsWith(e)?t.substring(i+1):t},globalizeObjectId:(e,t)=>e+"#"+t,safeInv(e){const t=1/e;return isNaN(t)||!isFinite(t)?1:t},vec2:e=>new l(e||2),vec3:e=>new l(e||3),vec4:e=>new l(e||4),mat3:e=>new l(e||9),mat3ToMat4:(e,t=new l(16))=>(t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=0,t[4]=e[3],t[5]=e[4],t[6]=e[5],t[7]=0,t[8]=e[6],t[9]=e[7],t[10]=e[8],t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t),mat4:e=>new l(e||16),mat4ToMat3(e,t){},doublesToFloats(e,t,i){const s=new l(2);for(let r=0,o=e.length;r<o;r++)d.splitDouble(e[r],s),t[r]=s[0],i[r]=s[1]},splitDouble(e,t){const i=l.from([e])[0],s=e-i;t[0]=i,t[1]=s},createUUID:(()=>{const e=[];for(let t=0;t<256;t++)e[t]=(t<16?"0":"")+t.toString(16);return()=>{const t=4294967295*Math.random()|0,i=4294967295*Math.random()|0,s=4294967295*Math.random()|0,r=4294967295*Math.random()|0;return`${e[255&t]+e[t>>8&255]+e[t>>16&255]+e[t>>24&255]}-${e[255&i]}${e[i>>8&255]}-${e[i>>16&15|64]}${e[i>>24&255]}-${e[63&s|128]}${e[s>>8&255]}-${e[s>>16&255]}${e[s>>24&255]}${e[255&r]}${e[r>>8&255]}${e[r>>16&255]}${e[r>>24&255]}`}})(),clamp:(e,t,i)=>Math.max(t,Math.min(i,e)),fmod(e,t){if(e<t)return console.error("math.fmod : Attempting to find modulus within negative range - would be infinite loop - ignoring"),e;for(;t<=e;)e-=t;return e},compareVec3:(e,t)=>e[0]===t[0]&&e[1]===t[1]&&e[2]===t[2],negateVec3:(e,t)=>(t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t),negateVec4:(e,t)=>(t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t[3]=-e[3],t),addVec4:(e,t,i)=>(i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i[3]=e[3]+t[3],i),addVec4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i[3]=e[3]+t,i),addVec3:(e,t,i)=>(i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i),addVec3Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i),subVec4:(e,t,i)=>(i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i[3]=e[3]-t[3],i),subVec3:(e,t,i)=>(i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i),subVec2:(e,t,i)=>(i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i),geometricMeanVec2(...e){const t=new l(e[0]);for(let i=1;i<e.length;i++)t[0]+=e[i][0],t[1]+=e[i][1];return t[0]/=e.length,t[1]/=e.length,t},subVec4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]-t,i[1]=e[1]-t,i[2]=e[2]-t,i[3]=e[3]-t,i),subScalarVec4:(e,t,i)=>(i||(i=e),i[0]=t-e[0],i[1]=t-e[1],i[2]=t-e[2],i[3]=t-e[3],i),mulVec4:(e,t,i)=>(i||(i=e),i[0]=e[0]*t[0],i[1]=e[1]*t[1],i[2]=e[2]*t[2],i[3]=e[3]*t[3],i),mulVec4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i[3]=e[3]*t,i),mulVec3Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i),mulVec2Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i),divVec3:(e,t,i)=>(i||(i=e),i[0]=e[0]/t[0],i[1]=e[1]/t[1],i[2]=e[2]/t[2],i),divVec4:(e,t,i)=>(i||(i=e),i[0]=e[0]/t[0],i[1]=e[1]/t[1],i[2]=e[2]/t[2],i[3]=e[3]/t[3],i),divScalarVec3:(e,t,i)=>(i||(i=t),i[0]=e/t[0],i[1]=e/t[1],i[2]=e/t[2],i),divVec3Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]/t,i[1]=e[1]/t,i[2]=e[2]/t,i),divVec4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]/t,i[1]=e[1]/t,i[2]=e[2]/t,i[3]=e[3]/t,i),divScalarVec4:(e,t,i)=>(i||(i=t),i[0]=e/t[0],i[1]=e/t[1],i[2]=e/t[2],i[3]=e/t[3],i),dotVec4:(e,t)=>e[0]*t[0]+e[1]*t[1]+e[2]*t[2]+e[3]*t[3],cross3Vec4(e,t){const i=e[0],s=e[1],r=e[2],o=t[0],n=t[1],a=t[2];return[s*a-r*n,r*o-i*a,i*n-s*o,0]},cross3Vec3(e,t,i){i||(i=e);const s=e[0],r=e[1],o=e[2],n=t[0],a=t[1],l=t[2];return i[0]=r*l-o*a,i[1]=o*n-s*l,i[2]=s*a-r*n,i},sqLenVec4:e=>d.dotVec4(e,e),lenVec4:e=>Math.sqrt(d.sqLenVec4(e)),dotVec3:(e,t)=>e[0]*t[0]+e[1]*t[1]+e[2]*t[2],dotVec2:(e,t)=>e[0]*t[0]+e[1]*t[1],sqLenVec3:e=>d.dotVec3(e,e),sqLenVec2:e=>d.dotVec2(e,e),lenVec3:e=>Math.sqrt(d.sqLenVec3(e)),distVec3:(()=>{const e=new l(3);return(t,i)=>d.lenVec3(d.subVec3(t,i,e))})(),lenVec2:e=>Math.sqrt(d.sqLenVec2(e)),distVec2:(()=>{const e=new l(2);return(t,i)=>d.lenVec2(d.subVec2(t,i,e))})(),rcpVec3:(e,t)=>d.divScalarVec3(1,e,t),normalizeVec4(e,t){const i=1/d.lenVec4(e);return d.mulVec4Scalar(e,i,t)},normalizeVec3(e,t){const i=1/d.lenVec3(e);return d.mulVec3Scalar(e,i,t)},normalizeVec2(e,t){const i=1/d.lenVec2(e);return d.mulVec2Scalar(e,i,t)},angleVec3(e,t){let i=d.dotVec3(e,t)/Math.sqrt(d.sqLenVec3(e)*d.sqLenVec3(t));return i=i<-1?-1:i>1?1:i,Math.acos(i)},vec3FromMat4Scale:(()=>{const e=new l(3);return(t,i)=>(e[0]=t[0],e[1]=t[1],e[2]=t[2],i[0]=d.lenVec3(e),e[0]=t[4],e[1]=t[5],e[2]=t[6],i[1]=d.lenVec3(e),e[0]=t[8],e[1]=t[9],e[2]=t[10],i[2]=d.lenVec3(e),i)})(),vecToArray:(()=>{function e(e){return Math.round(1e5*e)/1e5}return t=>{for(let i=0,s=(t=Array.prototype.slice.call(t)).length;i<s;i++)t[i]=e(t[i]);return t}})(),xyzArrayToObject:e=>({x:e[0],y:e[1],z:e[2]}),xyzObjectToArray:(e,t)=>((t=t||d.vec3())[0]=e.x,t[1]=e.y,t[2]=e.z,t),dupMat4:e=>e.slice(0,16),mat4To3:e=>[e[0],e[1],e[2],e[4],e[5],e[6],e[8],e[9],e[10]],m4s:e=>[e,e,e,e,e,e,e,e,e,e,e,e,e,e,e,e],setMat4ToZeroes:()=>d.m4s(0),setMat4ToOnes:()=>d.m4s(1),diagonalMat4v:e=>new l([e[0],0,0,0,0,e[1],0,0,0,0,e[2],0,0,0,0,e[3]]),diagonalMat4c:(e,t,i,s)=>d.diagonalMat4v([e,t,i,s]),diagonalMat4s:e=>d.diagonalMat4c(e,e,e,e),identityMat4:(e=new l(16))=>(e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=1,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=1,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e),identityMat3:(e=new l(9))=>(e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=1,e[5]=0,e[6]=0,e[7]=0,e[8]=1,e),isIdentityMat4:e=>1===e[0]&&0===e[1]&&0===e[2]&&0===e[3]&&0===e[4]&&1===e[5]&&0===e[6]&&0===e[7]&&0===e[8]&&0===e[9]&&1===e[10]&&0===e[11]&&0===e[12]&&0===e[13]&&0===e[14]&&1===e[15],negateMat4:(e,t)=>(t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t[3]=-e[3],t[4]=-e[4],t[5]=-e[5],t[6]=-e[6],t[7]=-e[7],t[8]=-e[8],t[9]=-e[9],t[10]=-e[10],t[11]=-e[11],t[12]=-e[12],t[13]=-e[13],t[14]=-e[14],t[15]=-e[15],t),addMat4:(e,t,i)=>(i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i[3]=e[3]+t[3],i[4]=e[4]+t[4],i[5]=e[5]+t[5],i[6]=e[6]+t[6],i[7]=e[7]+t[7],i[8]=e[8]+t[8],i[9]=e[9]+t[9],i[10]=e[10]+t[10],i[11]=e[11]+t[11],i[12]=e[12]+t[12],i[13]=e[13]+t[13],i[14]=e[14]+t[14],i[15]=e[15]+t[15],i),addMat4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i[3]=e[3]+t,i[4]=e[4]+t,i[5]=e[5]+t,i[6]=e[6]+t,i[7]=e[7]+t,i[8]=e[8]+t,i[9]=e[9]+t,i[10]=e[10]+t,i[11]=e[11]+t,i[12]=e[12]+t,i[13]=e[13]+t,i[14]=e[14]+t,i[15]=e[15]+t,i),addScalarMat4:(e,t,i)=>d.addMat4Scalar(t,e,i),subMat4:(e,t,i)=>(i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i[3]=e[3]-t[3],i[4]=e[4]-t[4],i[5]=e[5]-t[5],i[6]=e[6]-t[6],i[7]=e[7]-t[7],i[8]=e[8]-t[8],i[9]=e[9]-t[9],i[10]=e[10]-t[10],i[11]=e[11]-t[11],i[12]=e[12]-t[12],i[13]=e[13]-t[13],i[14]=e[14]-t[14],i[15]=e[15]-t[15],i),subMat4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]-t,i[1]=e[1]-t,i[2]=e[2]-t,i[3]=e[3]-t,i[4]=e[4]-t,i[5]=e[5]-t,i[6]=e[6]-t,i[7]=e[7]-t,i[8]=e[8]-t,i[9]=e[9]-t,i[10]=e[10]-t,i[11]=e[11]-t,i[12]=e[12]-t,i[13]=e[13]-t,i[14]=e[14]-t,i[15]=e[15]-t,i),subScalarMat4:(e,t,i)=>(i||(i=t),i[0]=e-t[0],i[1]=e-t[1],i[2]=e-t[2],i[3]=e-t[3],i[4]=e-t[4],i[5]=e-t[5],i[6]=e-t[6],i[7]=e-t[7],i[8]=e-t[8],i[9]=e-t[9],i[10]=e-t[10],i[11]=e-t[11],i[12]=e-t[12],i[13]=e-t[13],i[14]=e-t[14],i[15]=e-t[15],i),mulMat4(e,t,i){i||(i=e);const s=e[0],r=e[1],o=e[2],n=e[3],a=e[4],l=e[5],A=e[6],h=e[7],c=e[8],u=e[9],d=e[10],p=e[11],f=e[12],g=e[13],m=e[14],_=e[15],v=t[0],b=t[1],y=t[2],x=t[3],B=t[4],w=t[5],P=t[6],C=t[7],M=t[8],E=t[9],F=t[10],I=t[11],D=t[12],S=t[13],T=t[14],R=t[15];return i[0]=v*s+b*a+y*c+x*f,i[1]=v*r+b*l+y*u+x*g,i[2]=v*o+b*A+y*d+x*m,i[3]=v*n+b*h+y*p+x*_,i[4]=B*s+w*a+P*c+C*f,i[5]=B*r+w*l+P*u+C*g,i[6]=B*o+w*A+P*d+C*m,i[7]=B*n+w*h+P*p+C*_,i[8]=M*s+E*a+F*c+I*f,i[9]=M*r+E*l+F*u+I*g,i[10]=M*o+E*A+F*d+I*m,i[11]=M*n+E*h+F*p+I*_,i[12]=D*s+S*a+T*c+R*f,i[13]=D*r+S*l+T*u+R*g,i[14]=D*o+S*A+T*d+R*m,i[15]=D*n+S*h+T*p+R*_,i},mulMat3(e,t,i){i||(i=new l(9));const s=e[0],r=e[3],o=e[6],n=e[1],a=e[4],A=e[7],h=e[2],c=e[5],u=e[8],d=t[0],p=t[3],f=t[6],g=t[1],m=t[4],_=t[7],v=t[2],b=t[5],y=t[8];return i[0]=s*d+r*g+o*v,i[3]=s*p+r*m+o*b,i[6]=s*f+r*_+o*y,i[1]=n*d+a*g+A*v,i[4]=n*p+a*m+A*b,i[7]=n*f+a*_+A*y,i[2]=h*d+c*g+u*v,i[5]=h*p+c*m+u*b,i[8]=h*f+c*_+u*y,i},mulMat4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i[3]=e[3]*t,i[4]=e[4]*t,i[5]=e[5]*t,i[6]=e[6]*t,i[7]=e[7]*t,i[8]=e[8]*t,i[9]=e[9]*t,i[10]=e[10]*t,i[11]=e[11]*t,i[12]=e[12]*t,i[13]=e[13]*t,i[14]=e[14]*t,i[15]=e[15]*t,i),mulMat4v4(e,t,i=d.vec4()){const s=t[0],r=t[1],o=t[2],n=t[3];return i[0]=e[0]*s+e[4]*r+e[8]*o+e[12]*n,i[1]=e[1]*s+e[5]*r+e[9]*o+e[13]*n,i[2]=e[2]*s+e[6]*r+e[10]*o+e[14]*n,i[3]=e[3]*s+e[7]*r+e[11]*o+e[15]*n,i},transposeMat4(e,t){const i=e[4],s=e[14],r=e[8],o=e[13],n=e[12],a=e[9];if(!t||e===t){const t=e[1],l=e[2],A=e[3],h=e[6],c=e[7],u=e[11];return e[1]=i,e[2]=r,e[3]=n,e[4]=t,e[6]=a,e[7]=o,e[8]=l,e[9]=h,e[11]=s,e[12]=A,e[13]=c,e[14]=u,e}return t[0]=e[0],t[1]=i,t[2]=r,t[3]=n,t[4]=e[1],t[5]=e[5],t[6]=a,t[7]=o,t[8]=e[2],t[9]=e[6],t[10]=e[10],t[11]=s,t[12]=e[3],t[13]=e[7],t[14]=e[11],t[15]=e[15],t},transposeMat3(e,t){if(t===e){const i=e[1],s=e[2],r=e[5];t[1]=e[3],t[2]=e[6],t[3]=i,t[5]=e[7],t[6]=s,t[7]=r}else t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8];return t},determinantMat4(e){const t=e[0],i=e[1],s=e[2],r=e[3],o=e[4],n=e[5],a=e[6],l=e[7],A=e[8],h=e[9],c=e[10],u=e[11],d=e[12],p=e[13],f=e[14],g=e[15];return d*h*a*r-A*p*a*r-d*n*c*r+o*p*c*r+A*n*f*r-o*h*f*r-d*h*s*l+A*p*s*l+d*i*c*l-t*p*c*l-A*i*f*l+t*h*f*l+d*n*s*u-o*p*s*u-d*i*a*u+t*p*a*u+o*i*f*u-t*n*f*u-A*n*s*g+o*h*s*g+A*i*a*g-t*h*a*g-o*i*c*g+t*n*c*g},inverseMat4(e,t){t||(t=e);const i=e[0],s=e[1],r=e[2],o=e[3],n=e[4],a=e[5],l=e[6],A=e[7],h=e[8],c=e[9],u=e[10],d=e[11],p=e[12],f=e[13],g=e[14],m=e[15],_=i*a-s*n,v=i*l-r*n,b=i*A-o*n,y=s*l-r*a,x=s*A-o*a,B=r*A-o*l,w=h*f-c*p,P=h*g-u*p,C=h*m-d*p,M=c*g-u*f,E=c*m-d*f,F=u*m-d*g,I=1/(_*F-v*E+b*M+y*C-x*P+B*w);return t[0]=(a*F-l*E+A*M)*I,t[1]=(-s*F+r*E-o*M)*I,t[2]=(f*B-g*x+m*y)*I,t[3]=(-c*B+u*x-d*y)*I,t[4]=(-n*F+l*C-A*P)*I,t[5]=(i*F-r*C+o*P)*I,t[6]=(-p*B+g*b-m*v)*I,t[7]=(h*B-u*b+d*v)*I,t[8]=(n*E-a*C+A*w)*I,t[9]=(-i*E+s*C-o*w)*I,t[10]=(p*x-f*b+m*_)*I,t[11]=(-h*x+c*b-d*_)*I,t[12]=(-n*M+a*P-l*w)*I,t[13]=(i*M-s*P+r*w)*I,t[14]=(-p*y+f*v-g*_)*I,t[15]=(h*y-c*v+u*_)*I,t},traceMat4:e=>e[0]+e[5]+e[10]+e[15],translationMat4v(e,t){const i=t||d.identityMat4();return i[12]=e[0],i[13]=e[1],i[14]=e[2],i},translationMat3v(e,t){const i=t||d.identityMat3();return i[6]=e[0],i[7]=e[1],i},translationMat4c:(()=>{const e=new l(3);return(t,i,s,r)=>(e[0]=t,e[1]=i,e[2]=s,d.translationMat4v(e,r))})(),translationMat4s:(e,t)=>d.translationMat4c(e,e,e,t),translateMat4v:(e,t)=>d.translateMat4c(e[0],e[1],e[2],t),translateMat4c(e,t,i,s){const r=s[3];s[0]+=r*e,s[1]+=r*t,s[2]+=r*i;const o=s[7];s[4]+=o*e,s[5]+=o*t,s[6]+=o*i;const n=s[11];s[8]+=n*e,s[9]+=n*t,s[10]+=n*i;const a=s[15];return s[12]+=a*e,s[13]+=a*t,s[14]+=a*i,s},setMat4Translation:(e,t,i)=>(i[0]=e[0],i[1]=e[1],i[2]=e[2],i[3]=e[3],i[4]=e[4],i[5]=e[5],i[6]=e[6],i[7]=e[7],i[8]=e[8],i[9]=e[9],i[10]=e[10],i[11]=e[11],i[12]=t[0],i[13]=t[1],i[14]=t[2],i[15]=e[15],i),rotationMat4v(e,t,i){const s=d.normalizeVec4([t[0],t[1],t[2],0],[]),r=Math.sin(e),o=Math.cos(e),n=1-o,a=s[0],l=s[1],A=s[2];let h,c,u,p,f,g;return h=a*l,c=l*A,u=A*a,p=a*r,f=l*r,g=A*r,(i=i||d.mat4())[0]=n*a*a+o,i[1]=n*h+g,i[2]=n*u-f,i[3]=0,i[4]=n*h-g,i[5]=n*l*l+o,i[6]=n*c+p,i[7]=0,i[8]=n*u+f,i[9]=n*c-p,i[10]=n*A*A+o,i[11]=0,i[12]=0,i[13]=0,i[14]=0,i[15]=1,i},rotationMat4c:(e,t,i,s,r)=>d.rotationMat4v(e,[t,i,s],r),scalingMat4v:(e,t=d.identityMat4())=>(t[0]=e[0],t[5]=e[1],t[10]=e[2],t),scalingMat3v:(e,t=d.identityMat3())=>(t[0]=e[0],t[4]=e[1],t),scalingMat4c:(()=>{const e=new l(3);return(t,i,s,r)=>(e[0]=t,e[1]=i,e[2]=s,d.scalingMat4v(e,r))})(),scaleMat4c:(e,t,i,s)=>(s[0]*=e,s[4]*=t,s[8]*=i,s[1]*=e,s[5]*=t,s[9]*=i,s[2]*=e,s[6]*=t,s[10]*=i,s[3]*=e,s[7]*=t,s[11]*=i,s),scaleMat4v(e,t){const i=e[0],s=e[1],r=e[2];return t[0]*=i,t[4]*=s,t[8]*=r,t[1]*=i,t[5]*=s,t[9]*=r,t[2]*=i,t[6]*=s,t[10]*=r,t[3]*=i,t[7]*=s,t[11]*=r,t},scalingMat4s:e=>d.scalingMat4c(e,e,e),rotationTranslationMat4(e,t,i=d.mat4()){const s=e[0],r=e[1],o=e[2],n=e[3],a=s+s,l=r+r,A=o+o,h=s*a,c=s*l,u=s*A,p=r*l,f=r*A,g=o*A,m=n*a,_=n*l,v=n*A;return i[0]=1-(p+g),i[1]=c+v,i[2]=u-_,i[3]=0,i[4]=c-v,i[5]=1-(h+g),i[6]=f+m,i[7]=0,i[8]=u+_,i[9]=f-m,i[10]=1-(h+p),i[11]=0,i[12]=t[0],i[13]=t[1],i[14]=t[2],i[15]=1,i},mat4ToEuler(e,t,i=d.vec4()){const s=d.clamp,r=e[0],o=e[4],n=e[8],a=e[1],l=e[5],A=e[9],h=e[2],c=e[6],u=e[10];return"XYZ"===t?(i[1]=Math.asin(s(n,-1,1)),Math.abs(n)<.99999?(i[0]=Math.atan2(-A,u),i[2]=Math.atan2(-o,r)):(i[0]=Math.atan2(c,l),i[2]=0)):"YXZ"===t?(i[0]=Math.asin(-s(A,-1,1)),Math.abs(A)<.99999?(i[1]=Math.atan2(n,u),i[2]=Math.atan2(a,l)):(i[1]=Math.atan2(-h,r),i[2]=0)):"ZXY"===t?(i[0]=Math.asin(s(c,-1,1)),Math.abs(c)<.99999?(i[1]=Math.atan2(-h,u),i[2]=Math.atan2(-o,l)):(i[1]=0,i[2]=Math.atan2(a,r))):"ZYX"===t?(i[1]=Math.asin(-s(h,-1,1)),Math.abs(h)<.99999?(i[0]=Math.atan2(c,u),i[2]=Math.atan2(a,r)):(i[0]=0,i[2]=Math.atan2(-o,l))):"YZX"===t?(i[2]=Math.asin(s(a,-1,1)),Math.abs(a)<.99999?(i[0]=Math.atan2(-A,l),i[1]=Math.atan2(-h,r)):(i[0]=0,i[1]=Math.atan2(n,u))):"XZY"===t&&(i[2]=Math.asin(-s(o,-1,1)),Math.abs(o)<.99999?(i[0]=Math.atan2(c,l),i[1]=Math.atan2(n,r)):(i[0]=Math.atan2(-A,u),i[1]=0)),i},composeMat4:(e,t,i,s=d.mat4())=>(d.quaternionToRotationMat4(t,s),d.scaleMat4v(i,s),d.translateMat4v(e,s),s),decomposeMat4:(()=>{const e=new l(3),t=new l(16);return function(i,s,r,o){e[0]=i[0],e[1]=i[1],e[2]=i[2];let n=d.lenVec3(e);e[0]=i[4],e[1]=i[5],e[2]=i[6];const a=d.lenVec3(e);e[8]=i[8],e[9]=i[9],e[10]=i[10];const l=d.lenVec3(e);d.determinantMat4(i)<0&&(n=-n),s[0]=i[12],s[1]=i[13],s[2]=i[14],t.set(i);const A=1/n,h=1/a,c=1/l;return t[0]*=A,t[1]*=A,t[2]*=A,t[4]*=h,t[5]*=h,t[6]*=h,t[8]*=c,t[9]*=c,t[10]*=c,d.mat4ToQuaternion(t,r),o[0]=n,o[1]=a,o[2]=l,this}})(),getColMat4(e,t){const i=4*t;return[e[i],e[i+1],e[i+2],e[i+3]]},setRowMat4(e,t,i){e[t]=i[0],e[t+4]=i[1],e[t+8]=i[2],e[t+12]=i[3]},lookAtMat4v(e,t,i,s){s||(s=d.mat4());const r=e[0],o=e[1],n=e[2],a=i[0],l=i[1],A=i[2],h=t[0],c=t[1],u=t[2];if(r===h&&o===c&&n===u)return d.identityMat4();let p,f,g,m,_,v,b,y,x,B;return p=r-h,f=o-c,g=n-u,B=1/Math.sqrt(p*p+f*f+g*g),p*=B,f*=B,g*=B,m=l*g-A*f,_=A*p-a*g,v=a*f-l*p,B=Math.sqrt(m*m+_*_+v*v),B?(B=1/B,m*=B,_*=B,v*=B):(m=0,_=0,v=0),b=f*v-g*_,y=g*m-p*v,x=p*_-f*m,B=Math.sqrt(b*b+y*y+x*x),B?(B=1/B,b*=B,y*=B,x*=B):(b=0,y=0,x=0),s[0]=m,s[1]=b,s[2]=p,s[3]=0,s[4]=_,s[5]=y,s[6]=f,s[7]=0,s[8]=v,s[9]=x,s[10]=g,s[11]=0,s[12]=-(m*r+_*o+v*n),s[13]=-(b*r+y*o+x*n),s[14]=-(p*r+f*o+g*n),s[15]=1,s},lookAtMat4c:(e,t,i,s,r,o,n,a,l)=>d.lookAtMat4v([e,t,i],[s,r,o],[n,a,l],[]),orthoMat4c(e,t,i,s,r,o,n){n||(n=d.mat4());const a=t-e,l=s-i,A=o-r;return n[0]=2/a,n[1]=0,n[2]=0,n[3]=0,n[4]=0,n[5]=2/l,n[6]=0,n[7]=0,n[8]=0,n[9]=0,n[10]=-2/A,n[11]=0,n[12]=-(e+t)/a,n[13]=-(s+i)/l,n[14]=-(o+r)/A,n[15]=1,n},frustumMat4v(e,t,i){i||(i=d.mat4());const s=[e[0],e[1],e[2],0],r=[t[0],t[1],t[2],0];d.addVec4(r,s,h),d.subVec4(r,s,c);const o=2*s[2],n=c[0],a=c[1],l=c[2];return i[0]=o/n,i[1]=0,i[2]=0,i[3]=0,i[4]=0,i[5]=o/a,i[6]=0,i[7]=0,i[8]=h[0]/n,i[9]=h[1]/a,i[10]=-h[2]/l,i[11]=-1,i[12]=0,i[13]=0,i[14]=-o*r[2]/l,i[15]=0,i},frustumMat4(e,t,i,s,r,o,n){n||(n=d.mat4());const a=t-e,l=s-i,A=o-r;return n[0]=2*r/a,n[1]=0,n[2]=0,n[3]=0,n[4]=0,n[5]=2*r/l,n[6]=0,n[7]=0,n[8]=(t+e)/a,n[9]=(s+i)/l,n[10]=-(o+r)/A,n[11]=-1,n[12]=0,n[13]=0,n[14]=-o*r*2/A,n[15]=0,n},perspectiveMat4(e,t,i,s,r){const o=[],n=[];return o[2]=i,n[2]=s,n[1]=o[2]*Math.tan(e/2),o[1]=-n[1],n[0]=n[1]*t,o[0]=-n[0],d.frustumMat4v(o,n,r)},compareMat4:(e,t)=>e[0]===t[0]&&e[1]===t[1]&&e[2]===t[2]&&e[3]===t[3]&&e[4]===t[4]&&e[5]===t[5]&&e[6]===t[6]&&e[7]===t[7]&&e[8]===t[8]&&e[9]===t[9]&&e[10]===t[10]&&e[11]===t[11]&&e[12]===t[12]&&e[13]===t[13]&&e[14]===t[14]&&e[15]===t[15],transformPoint3(e,t,i=d.vec3()){const s=t[0],r=t[1],o=t[2];return i[0]=e[0]*s+e[4]*r+e[8]*o+e[12],i[1]=e[1]*s+e[5]*r+e[9]*o+e[13],i[2]=e[2]*s+e[6]*r+e[10]*o+e[14],i},transformPoint4:(e,t,i=d.vec4())=>(i[0]=e[0]*t[0]+e[4]*t[1]+e[8]*t[2]+e[12]*t[3],i[1]=e[1]*t[0]+e[5]*t[1]+e[9]*t[2]+e[13]*t[3],i[2]=e[2]*t[0]+e[6]*t[1]+e[10]*t[2]+e[14]*t[3],i[3]=e[3]*t[0]+e[7]*t[1]+e[11]*t[2]+e[15]*t[3],i),transformPoints3(e,t,i){const s=i||[],r=t.length;let o,n,a,l;const A=e[0],h=e[1],c=e[2],u=e[3],d=e[4],p=e[5],f=e[6],g=e[7],m=e[8],_=e[9],v=e[10],b=e[11],y=e[12],x=e[13],B=e[14],w=e[15];let P;for(let e=0;e<r;++e)l=t[e],o=l[0],n=l[1],a=l[2],P=s[e]||(s[e]=[0,0,0]),P[0]=A*o+d*n+m*a+y,P[1]=h*o+p*n+_*a+x,P[2]=c*o+f*n+v*a+B,P[3]=u*o+g*n+b*a+w;return s.length=r,s},transformPositions3(e,t,i=t){let s;const r=t.length;let o,n,a;const l=e[0],A=e[1],h=e[2];e[3];const c=e[4],u=e[5],d=e[6];e[7];const p=e[8],f=e[9],g=e[10];e[11];const m=e[12],_=e[13],v=e[14];for(e[15],s=0;s<r;s+=3)o=t[s+0],n=t[s+1],a=t[s+2],i[s+0]=l*o+c*n+p*a+m,i[s+1]=A*o+u*n+f*a+_,i[s+2]=h*o+d*n+g*a+v;return i},transformPositions4(e,t,i=t){let s;const r=t.length;let o,n,a;const l=e[0],A=e[1],h=e[2],c=e[3],u=e[4],d=e[5],p=e[6],f=e[7],g=e[8],m=e[9],_=e[10],v=e[11],b=e[12],y=e[13],x=e[14],B=e[15];for(s=0;s<r;s+=4)o=t[s+0],n=t[s+1],a=t[s+2],i[s+0]=l*o+u*n+g*a+b,i[s+1]=A*o+d*n+m*a+y,i[s+2]=h*o+p*n+_*a+x,i[s+3]=c*o+f*n+v*a+B;return i},transformVec3(e,t,i){const s=t[0],r=t[1],o=t[2];return(i=i||this.vec3())[0]=e[0]*s+e[4]*r+e[8]*o,i[1]=e[1]*s+e[5]*r+e[9]*o,i[2]=e[2]*s+e[6]*r+e[10]*o,i},transformVec4(e,t,i){const s=t[0],r=t[1],o=t[2],n=t[3];return(i=i||d.vec4())[0]=e[0]*s+e[4]*r+e[8]*o+e[12]*n,i[1]=e[1]*s+e[5]*r+e[9]*o+e[13]*n,i[2]=e[2]*s+e[6]*r+e[10]*o+e[14]*n,i[3]=e[3]*s+e[7]*r+e[11]*o+e[15]*n,i},rotateVec2(e,t,i,s=e){const r=Math.cos(i),o=Math.sin(i),n=e[0]-t[0],a=e[1]-t[1];return s[0]=n*r-a*o+t[0],s[1]=n*o+a*r+t[1],e},rotateVec3X(e,t,i,s){const r=[],o=[];return r[0]=e[0]-t[0],r[1]=e[1]-t[1],r[2]=e[2]-t[2],o[0]=r[0],o[1]=r[1]*Math.cos(i)-r[2]*Math.sin(i),o[2]=r[1]*Math.sin(i)+r[2]*Math.cos(i),s[0]=o[0]+t[0],s[1]=o[1]+t[1],s[2]=o[2]+t[2],s},rotateVec3Y(e,t,i,s){const r=[],o=[];return r[0]=e[0]-t[0],r[1]=e[1]-t[1],r[2]=e[2]-t[2],o[0]=r[2]*Math.sin(i)+r[0]*Math.cos(i),o[1]=r[1],o[2]=r[2]*Math.cos(i)-r[0]*Math.sin(i),s[0]=o[0]+t[0],s[1]=o[1]+t[1],s[2]=o[2]+t[2],s},rotateVec3Z(e,t,i,s){const r=[],o=[];return r[0]=e[0]-t[0],r[1]=e[1]-t[1],r[2]=e[2]-t[2],o[0]=r[0]*Math.cos(i)-r[1]*Math.sin(i),o[1]=r[0]*Math.sin(i)+r[1]*Math.cos(i),o[2]=r[2],s[0]=o[0]+t[0],s[1]=o[1]+t[1],s[2]=o[2]+t[2],s},projectVec4(e,t){const i=1/e[3];return(t=t||d.vec2())[0]=e[0]*i,t[1]=e[1]*i,t},unprojectVec3:(()=>{const e=new l(16),t=new l(16),i=new l(16);return function(s,r,o,n){return this.transformVec3(this.mulMat4(this.inverseMat4(r,e),this.inverseMat4(o,t),i),s,n)}})(),lerpVec3(e,t,i,s,r,o){const n=o||d.vec3(),a=(e-t)/(i-t);return n[0]=s[0]+a*(r[0]-s[0]),n[1]=s[1]+a*(r[1]-s[1]),n[2]=s[2]+a*(r[2]-s[2]),n},lerpMat4(e,t,i,s,r,o){const n=o||d.mat4(),a=(e-t)/(i-t);return n[0]=s[0]+a*(r[0]-s[0]),n[1]=s[1]+a*(r[1]-s[1]),n[2]=s[2]+a*(r[2]-s[2]),n[3]=s[3]+a*(r[3]-s[3]),n[4]=s[4]+a*(r[4]-s[4]),n[5]=s[5]+a*(r[5]-s[5]),n[6]=s[6]+a*(r[6]-s[6]),n[7]=s[7]+a*(r[7]-s[7]),n[8]=s[8]+a*(r[8]-s[8]),n[9]=s[9]+a*(r[9]-s[9]),n[10]=s[10]+a*(r[10]-s[10]),n[11]=s[11]+a*(r[11]-s[11]),n[12]=s[12]+a*(r[12]-s[12]),n[13]=s[13]+a*(r[13]-s[13]),n[14]=s[14]+a*(r[14]-s[14]),n[15]=s[15]+a*(r[15]-s[15]),n},flatten(e){const t=[];let i,s,r,o,n;for(i=0,s=e.length;i<s;i++)for(n=e[i],r=0,o=n.length;r<o;r++)t.push(n[r]);return t},identityQuaternion:(e=d.vec4())=>(e[0]=0,e[1]=0,e[2]=0,e[3]=1,e),eulerToQuaternion(e,t,i=d.vec4()){const s=e[0]*d.DEGTORAD/2,r=e[1]*d.DEGTORAD/2,o=e[2]*d.DEGTORAD/2,n=Math.cos(s),a=Math.cos(r),l=Math.cos(o),A=Math.sin(s),h=Math.sin(r),c=Math.sin(o);return"XYZ"===t?(i[0]=A*a*l+n*h*c,i[1]=n*h*l-A*a*c,i[2]=n*a*c+A*h*l,i[3]=n*a*l-A*h*c):"YXZ"===t?(i[0]=A*a*l+n*h*c,i[1]=n*h*l-A*a*c,i[2]=n*a*c-A*h*l,i[3]=n*a*l+A*h*c):"ZXY"===t?(i[0]=A*a*l-n*h*c,i[1]=n*h*l+A*a*c,i[2]=n*a*c+A*h*l,i[3]=n*a*l-A*h*c):"ZYX"===t?(i[0]=A*a*l-n*h*c,i[1]=n*h*l+A*a*c,i[2]=n*a*c-A*h*l,i[3]=n*a*l+A*h*c):"YZX"===t?(i[0]=A*a*l+n*h*c,i[1]=n*h*l+A*a*c,i[2]=n*a*c-A*h*l,i[3]=n*a*l-A*h*c):"XZY"===t&&(i[0]=A*a*l-n*h*c,i[1]=n*h*l-A*a*c,i[2]=n*a*c+A*h*l,i[3]=n*a*l+A*h*c),i},mat4ToQuaternion(e,t=d.vec4()){const i=e[0],s=e[4],r=e[8],o=e[1],n=e[5],a=e[9],l=e[2],A=e[6],h=e[10];let c;const u=i+n+h;return u>0?(c=.5/Math.sqrt(u+1),t[3]=.25/c,t[0]=(A-a)*c,t[1]=(r-l)*c,t[2]=(o-s)*c):i>n&&i>h?(c=2*Math.sqrt(1+i-n-h),t[3]=(A-a)/c,t[0]=.25*c,t[1]=(s+o)/c,t[2]=(r+l)/c):n>h?(c=2*Math.sqrt(1+n-i-h),t[3]=(r-l)/c,t[0]=(s+o)/c,t[1]=.25*c,t[2]=(a+A)/c):(c=2*Math.sqrt(1+h-i-n),t[3]=(o-s)/c,t[0]=(r+l)/c,t[1]=(a+A)/c,t[2]=.25*c),t},vec3PairToQuaternion(e,t,i=d.vec4()){const s=Math.sqrt(d.dotVec3(e,e)*d.dotVec3(t,t));let r=s+d.dotVec3(e,t);return r<1e-8*s?(r=0,Math.abs(e[0])>Math.abs(e[2])?(i[0]=-e[1],i[1]=e[0],i[2]=0):(i[0]=0,i[1]=-e[2],i[2]=e[1])):d.cross3Vec3(e,t,i),i[3]=r,d.normalizeQuaternion(i)},angleAxisToQuaternion(e,t=d.vec4()){const i=e[3]/2,s=Math.sin(i);return t[0]=s*e[0],t[1]=s*e[1],t[2]=s*e[2],t[3]=Math.cos(i),t},quaternionToEuler:(()=>{const e=new l(16);return(t,i,s)=>(s=s||d.vec3(),d.quaternionToRotationMat4(t,e),d.mat4ToEuler(e,i,s),s)})(),mulQuaternions(e,t,i=d.vec4()){const s=e[0],r=e[1],o=e[2],n=e[3],a=t[0],l=t[1],A=t[2],h=t[3];return 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config: objectsKdTree3";super(e.viewer.scene,e),this.viewer=e.viewer,this._objectsKdTree3=e.objectsKdTree3,this._canvasMarqueeCorner1=d.vec2(),this._canvasMarqueeCorner2=d.vec2(),this._canvasMarquee=d.AABB2(),this._marqueeFrustum=new N,this._marqueeFrustumProjMat=d.mat4(),this._pickMode=!1,this._marqueeElement=document.createElement("div"),document.body.appendChild(this._marqueeElement),this._marqueeElement.style.position="absolute",this._marqueeElement.style["z-index"]="40000005",this._marqueeElement.style.width="8px",this._marqueeElement.style.height="8px",this._marqueeElement.style.visibility="hidden",this._marqueeElement.style.top="0px",this._marqueeElement.style.left="0px",this._marqueeElement.style["box-shadow"]="0 2px 5px 0 #182A3D;",this._marqueeElement.style.opacity=1,this._marqueeElement.style["pointer-events"]="none"}setMarqueeCorner1(e){this._canvasMarqueeCorner1.set(e),this._canvasMarqueeCorner2.set(e),this._updateMarquee()}setMarqueeCorner2(e){this._canvasMarqueeCorner2.set(e),this._updateMarquee()}setMarquee(e,t){this._canvasMarqueeCorner1.set(e),this._canvasMarqueeCorner2.set(t),this._updateMarquee()}setMarqueeVisible(e){this._marqueVisible=e,this._marqueeElement.style.visibility=e?"visible":"hidden"}getMarqueeVisible(){return this._marqueVisible}setPickMode(e){if(e!==H.PICK_MODE_INSIDE&&e!==H.PICK_MODE_INTERSECTS)throw"Illegal MarqueePicker pickMode: must be MarqueePicker.PICK_MODE_INSIDE or MarqueePicker.PICK_MODE_INTERSECTS";e!==this._pickMode&&(this._marqueeElement.style["background-image"]=e===H.PICK_MODE_INSIDE?"url(\"data:image/svg+xml,%3csvg width='100%25' height='100%25' xmlns='http://www.w3.org/2000/svg'%3e%3crect width='100%25' height='100%25' fill='none' rx='6' ry='6' stroke='%23333' stroke-width='4'/%3e%3c/svg%3e\")":"url(\"data:image/svg+xml,%3csvg width='100%25' height='100%25' xmlns='http://www.w3.org/2000/svg'%3e%3crect width='100%25' height='100%25' fill='none' rx='6' ry='6' stroke='%23333' stroke-width='4' stroke-dasharray='6%2c 14' stroke-dashoffset='0' stroke-linecap='square'/%3e%3c/svg%3e\")",this._pickMode=e)}getPickMode(){return this._pickMode}clear(){this.fire("clear",{})}pick(){this._updateMarquee(),this._buildMarqueeFrustum();const e=[],t=(i,s=N.INTERSECT)=>{if(s===N.INTERSECT&&(s=V(this._marqueeFrustum,i.aabb)),s!==N.OUTSIDE){if(i.entities){const t=i.entities;for(let i=0,s=t.length;i<s;i++){const s=t[i];if(!s.visible)continue;const r=s.aabb;if(this._pickMode===H.PICK_MODE_INSIDE){V(this._marqueeFrustum,r)===N.INSIDE&&e.push(s.id)}else{V(this._marqueeFrustum,r)!==N.OUTSIDE&&e.push(s.id)}}}i.left&&t(i.left,s),i.right&&t(i.right,s)}};return(this._canvasMarquee[2]-this._canvasMarquee[0]>3||this._canvasMarquee[3]-this._canvasMarquee[1]>3)&&t(this._objectsKdTree3.root),this.fire("picked",e),e}_updateMarquee(){this._canvasMarquee[0]=Math.min(this._canvasMarqueeCorner1[0],this._canvasMarqueeCorner2[0]),this._canvasMarquee[1]=Math.min(this._canvasMarqueeCorner1[1],this._canvasMarqueeCorner2[1]),this._canvasMarquee[2]=Math.max(this._canvasMarqueeCorner1[0],this._canvasMarqueeCorner2[0]),this._canvasMarquee[3]=Math.max(this._canvasMarqueeCorner1[1],this._canvasMarqueeCorner2[1]),this._marqueeElement.style.width=this._canvasMarquee[2]-this._canvasMarquee[0]+"px",this._marqueeElement.style.height=this._canvasMarquee[3]-this._canvasMarquee[1]+"px",this._marqueeElement.style.left=`${this._canvasMarquee[0]}px`,this._marqueeElement.style.top=`${this._canvasMarquee[1]}px`}_buildMarqueeFrustum(){const e=this.viewer.scene.canvas.canvas,t=e.clientWidth,i=e.clientHeight,s=e.clientLeft,r=e.clientTop,o=2/t,n=2/i,a=e.clientHeight/e.clientWidth,l=(this._canvasMarquee[0]-s)*o-1,A=(this._canvasMarquee[2]-s)*o-1,h=-(this._canvasMarquee[3]-r)*n+1,c=-(this._canvasMarquee[1]-r)*n+1,u=this.viewer.scene.camera.frustum.near*(17*a);d.frustumMat4(l,A,h*a,c*a,u,1e4,this._marqueeFrustumProjMat),Q(this._marqueeFrustum,this.viewer.scene.camera.viewMatrix,this._marqueeFrustumProjMat)}destroy(){super.destroy(),this._marqueeElement.parentElement&&(this._marqueeElement.parentElement.removeChild(this._marqueeElement),this._marqueeElement=null,this._objectsKdTree3=null)}}H.PICK_MODE_INTERSECTS=0,H.PICK_MODE_INSIDE=1;class j extends R{constructor(e){super(e.marqueePicker,e);const t=e.marqueePicker,i=t.viewer.scene.canvas.canvas;let s,r,o,n,a,l,A,h=!1,c=!1,u=!1;i.addEventListener("mousedown",(e=>{this.getActive()&&0===e.button&&(A=setTimeout((function(){const o=t.viewer.scene.input;o.keyDown[o.KEY_CTRL]||t.clear(),s=e.pageX,r=e.pageY,a=e.offsetX,t.setMarqueeCorner1([s,r]),h=!0,t.viewer.cameraControl.pointerEnabled=!1,t.setMarqueeVisible(!0),i.style.cursor="crosshair"}),400),c=!0)})),i.addEventListener("mouseup",(e=>{if(!this.getActive())return;if(!h&&!u)return;if(0!==e.button)return;clearTimeout(A),o=e.pageX,n=e.pageY;const i=Math.abs(o-s),a=Math.abs(n-r);h=!1,t.viewer.cameraControl.pointerEnabled=!0,u&&(u=!1),(i>3||a>3)&&t.pick()})),document.addEventListener("mouseup",(e=>{this.getActive()&&0===e.button&&(clearTimeout(A),h&&(t.setMarqueeVisible(!1),h=!1,c=!1,u=!0,t.viewer.cameraControl.pointerEnabled=!0))}),!0),i.addEventListener("mousemove",(e=>{this.getActive()&&0===e.button&&c&&(clearTimeout(A),h&&(o=e.pageX,n=e.pageY,l=e.offsetX,t.setMarqueeVisible(!0),t.setMarqueeCorner2([o,n]),t.setPickMode(a<l?H.PICK_MODE_INSIDE:H.PICK_MODE_INTERSECTS)))}))}setActive(e){this._active!==e&&(this._active=e,this.fire("active",this._active))}getActive(){return this._active}destroy(){}}class G{constructor(e,t={}){this.viewer=e,this.scene=this.viewer.scene,this._circleDiv=document.createElement("div"),this.viewer.scene.canvas.canvas.parentNode.insertBefore(this._circleDiv,this.viewer.scene.canvas.canvas),this._circleDiv.style.backgroundColor="transparent",this._circleDiv.style.border="2px solid green",this._circleDiv.style.borderRadius="50px",this._circleDiv.style.width="50px",this._circleDiv.style.height="50px",this._circleDiv.style.margin="-200px -200px",this._circleDiv.style.zIndex="100000",this._circleDiv.style.position="absolute",this._circleDiv.style.pointerEvents="none",this._circlePos=null,this._circleMaxRadius=200,this._circleMinRadius=2,this._active=!1!==t.active,this._visible=!1,this._running=!1,this._destroyed=!1}start(e){if(this._destroyed)return;this._circlePos=e,this._running=!1,this._circleRadius=this._circleMaxRadius,this._circleDiv.style.borderRadius=`${this._circleRadius}px`,this._circleDiv.style.marginLeft=this._circlePos[0]-this._circleRadius+"px",this._circleDiv.style.marginTop=this._circlePos[1]-this._circleRadius+"px";const t=this._circleMaxRadius;let i;const s=e=>{if(!this._running)return;i||(i=e);const r=e-i,o=Math.min(r/300,1),n=t+(2-t)*o;this._circleRadius=n,this._circleDiv.style.width=`${this._circleRadius}px`,this._circleDiv.style.height=`${this._circleRadius}px`,this._circleDiv.style.marginLeft=this._circlePos[0]-this._circleRadius/2+"px",this._circleDiv.style.marginTop=this._circlePos[1]-this._circleRadius/2+"px",o<1&&requestAnimationFrame(s)};this._running=!0,requestAnimationFrame(s),this._circleDiv.style.visibility="visible"}stop(){this._destroyed||(this._running=!1,this._circleRadius=this._circleMaxRadius,this._circleDiv.style.borderRadius=`${this._circleRadius}px`,this._circleDiv.style.visibility="hidden")}set durationMs(e){this.stop(),this._durationMs=e}get durationMs(){return this._durationMs}destroy(){this._destroyed||(this.stop(),this._circleDiv.parentElement.removeChild(this._circleDiv),this._destroyed=!0)}}class z{constructor(e,t,i){this.id=i&&i.id?i.id:e,this.viewer=t,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._eventSubsNum=null,this._events=null,this._eventCallDepth=0,t.addPlugin(this)}scheduleTask(e){I.scheduleTask(e,null)}fire(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={},this._eventSubsNum={}),!0!==i&&(this._events[e]=t||!0);const s=this._eventSubs[e];let r;if(s)for(const i in s)s.hasOwnProperty(i)&&(r=s[i],this._eventCallDepth++,this._eventCallDepth<300?r.callback.call(r.scope,t):this.error("fire: potential stack overflow from recursive event '"+e+"' - dropping this event"),this._eventCallDepth--)}on(t,i,s){this._events||(this._events={}),this._subIdMap||(this._subIdMap=new e),this._subIdEvents||(this._subIdEvents={}),this._eventSubs||(this._eventSubs={}),this._eventSubsNum||(this._eventSubsNum={});let r=this._eventSubs[t];r?this._eventSubsNum[t]++:(r={},this._eventSubs[t]=r,this._eventSubsNum[t]=1);const o=this._subIdMap.addItem();r[o]={callback:i,scope:s||this},this._subIdEvents[o]=t;const n=this._events[t];return void 0!==n&&i.call(s||this,n),o}off(e){if(null==e)return;if(!this._subIdEvents)return;const t=this._subIdEvents[e];if(t){delete this._subIdEvents[e];const i=this._eventSubs[t];i&&(delete i[e],this._eventSubsNum[t]--),this._subIdMap.removeItem(e)}}once(e,t,i){const s=this,r=this.on(e,(function(e){s.off(r),t.call(i||this,e)}),i)}hasSubs(e){return this._eventSubsNum&&this._eventSubsNum[e]>0}log(e){console.log(`[xeokit plugin ${this.id}]: ${e}`)}warn(e){console.warn(`[xeokit plugin ${this.id}]: ${e}`)}error(e){console.error(`[xeokit plugin ${this.id}]: ${e}`)}send(e,t){}destroy(){this.viewer.removePlugin(this)}}const W={isIphoneSafari(){const e=window.navigator.userAgent,t=/iPhone/i.test(e),i=/Safari/i.test(e)&&!/Chrome/i.test(e);return t&&i}};class K{constructor(e,t={}){this._highlightClass="viewer-ruler-dot-highlighted",this._x=0,this._y=0,this._dot=document.createElement("div"),this._dot.className+=this._dot.className?" viewer-ruler-dot":"viewer-ruler-dot",this._dotClickable=document.createElement("div"),this._dotClickable.className+=this._dotClickable.className?" viewer-ruler-dot-clickable":"viewer-ruler-dot-clickable",this._visible=!1!==t.visible,this._culled=!1;var i=this._dot,s=i.style;s["border-radius"]="25px",s.border="solid 2px white",s.background="lightgreen",s.position="absolute",s["z-index"]=void 0===t.zIndex?"40000005":t.zIndex,s.width="8px",s.height="8px",s.visibility=this._visible?"visible":"hidden",s.top="0px",s.left="0px",s["box-shadow"]="0 2px 5px 0 #182A3D;",s.opacity=1,s["pointer-events"]="none",t.onContextMenu,e.appendChild(i);var r=this._dotClickable,o=r.style;o["border-radius"]="35px",o.border="solid 10px white",o.position="absolute",o["z-index"]=void 0===t.zIndex?"40000007":t.zIndex+1,o.width="8px",o.height="8px",o.visibility="visible",o.top="0px",o.left="0px",o.opacity=0,o["pointer-events"]="none",t.onContextMenu,e.appendChild(r),r.addEventListener("click",(t=>{e.dispatchEvent(new MouseEvent("mouseover",t))})),t.onMouseOver&&r.addEventListener("mouseover",(i=>{t.onMouseOver(i,this),e.dispatchEvent(new MouseEvent("mouseover",i))})),t.onMouseLeave&&r.addEventListener("mouseleave",(e=>{t.onMouseLeave(e,this)})),t.onMouseWheel&&r.addEventListener("wheel",(e=>{t.onMouseWheel(e,this)})),t.onMouseDown&&r.addEventListener("mousedown",(e=>{t.onMouseDown(e,this)})),t.onMouseUp&&r.addEventListener("mouseup",(e=>{t.onMouseUp(e,this)})),t.onMouseMove&&r.addEventListener("mousemove",(e=>{t.onMouseMove(e,this)})),t.onTouchstart&&r.addEventListener("touchstart",(e=>{t.onTouchstart(e,this)})),t.onTouchmove&&r.addEventListener("touchmove",(e=>{t.onTouchmove(e,this)})),t.onTouchend&&r.addEventListener("touchend",(e=>{t.onTouchend(e,this)})),t.onContextMenu&&(W.isIphoneSafari()?(r.addEventListener("touchstart",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null),this._timeout=setTimeout((()=>{e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,t.onContextMenu(e,this),clearTimeout(this._timeout),this._timeout=null}),500)})),r.addEventListener("touchend",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null)}))):r.addEventListener("contextmenu",(e=>{console.log(e),t.onContextMenu(e,this),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")}))),this.setPos(t.x||0,t.y||0),this.setFillColor(t.fillColor),this.setBorderColor(t.borderColor)}setPos(e,t){this._x=e,this._y=t;var i=this._dot.style;i.left=Math.round(e)-4+"px",i.top=Math.round(t)-4+"px";var s=this._dotClickable.style;s.left=Math.round(e)-9+"px",s.top=Math.round(t)-9+"px"}setFillColor(e){this._dot.style.background=e||"lightgreen"}setBorderColor(e){this._dot.style.border="solid 2px"+(e||"black")}setOpacity(e){this._dot.style.opacity=e}setVisible(e){this._visible!==e&&(this._visible=!!e,this._dot.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setCulled(e){this._culled!==e&&(this._culled=!!e,this._dot.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setClickable(e){this._dotClickable.style["pointer-events"]=e?"all":"none"}setHighlighted(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._dot.classList.add(this._highlightClass):this._dot.classList.remove(this._highlightClass))}destroy(){this.setVisible(!1),this._dot.parentElement&&this._dot.parentElement.removeChild(this._dot),this._dotClickable.parentElement&&this._dotClickable.parentElement.removeChild(this._dotClickable)}}const X=d.vec3(),J=d.vec4(),Y=function(){const e=new Float64Array(16),t=new Float64Array(4),i=new Float64Array(4);return function(s,r,o){return o=o||e,t[0]=r[0],t[1]=r[1],t[2]=r[2],t[3]=1,d.transformVec4(s,t,i),d.setMat4Translation(s,i,o),o.slice()}}();function Z(e,t,i){const s=Float32Array.from([e[0]])[0],r=e[0]-s,o=Float32Array.from([e[1]])[0],n=e[1]-o,a=Float32Array.from([e[2]])[0],l=e[2]-a;t[0]=s,t[1]=o,t[2]=a,i[0]=r,i[1]=n,i[2]=l}function q(e,t,i,s=1e3){const r=d.getPositionsCenter(e,X),o=Math.round(r[0]/s)*s,n=Math.round(r[1]/s)*s,a=Math.round(r[2]/s)*s;i[0]=o,i[1]=n,i[2]=a;const l=0!==i[0]||0!==i[1]||0!==i[2];if(l)for(let i=0,s=e.length;i<s;i+=3)t[i+0]=e[i+0]-o,t[i+1]=e[i+1]-n,t[i+2]=e[i+2]-a;return l}function $(e,t,i){return i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i}function ee(e,t,i,s,r){const o=r?(J.set(i,0),J[3]=1,d.mulMat4v4(r,J,J)):i,n=d.dotVec3(t,o)+e,a=d.normalizeVec3(t,X);return d.mulVec3Scalar(a,-n,s),s}const te=1,ie=4,se=8,re=16,oe=32,ne=256,ae=512,le=1024,Ae=2048,he=new Float32Array([0,0,0]),ce=new Uint16Array([0,0,0]);d.OBB3();class ue{constructor(e,t,i,s,r,o){this._isObject=t,this.scene=e.scene,this.model=e,this.meshes=s,this._numPrimitives=0;for(let e=0,t=this.meshes.length;e<t;e++){const t=this.meshes[e];t.parent=this,t.entity=this,this._numPrimitives+=t.numPrimitives}this.id=i,this.originalSystemId=d.unglobalizeObjectId(e.id,i),this._flags=r,this._aabb=d.AABB3(),this._aabbDirty=!0,this._offset=d.vec3(),this._colorizeUpdated=!1,this._opacityUpdated=!1,this._lodCullable=!!o,this._culled=!1,this._culledVFC=!1,this._culledLOD=!1,this._isObject&&e.scene._registerObject(this)}_transformDirty(){this._aabbDirty=!0,this.model._transformDirty()}_sceneModelDirty(){this._aabbDirty=!0;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._sceneModelDirty()}get aabb(){if(this._aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this.meshes.length;e<t;e++)d.expandAABB3(this._aabb,this.meshes[e].aabb);this._aabbDirty=!1}return this._aabb}get isEntity(){return!0}get isModel(){return!1}get isObject(){return this._isObject}get numPrimitives(){return this._numPrimitives}get numTriangles(){return this._numPrimitives}get visible(){return this._getFlag(te)}set visible(e){if(!!(this._flags&te)!==e){this._flags=e?this._flags|te:this._flags&~te;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setVisible(this._flags);this._isObject&&this.model.scene._objectVisibilityUpdated(this),this.model.glRedraw()}}get highlighted(){return this._getFlag(ae)}set highlighted(e){if(!!(this._flags&ae)!==e){this._flags=e?this._flags|ae:this._flags&~ae;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setHighlighted(this._flags);this._isObject&&this.model.scene._objectHighlightedUpdated(this),this.model.glRedraw()}}get xrayed(){return this._getFlag(ne)}set xrayed(e){if(!!(this._flags&ne)!==e){this._flags=e?this._flags|ne:this._flags&~ne;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setXRayed(this._flags);this._isObject&&this.model.scene._objectXRayedUpdated(this),this.model.glRedraw()}}get selected(){return this._getFlag(le)}set selected(e){if(!!(this._flags&le)!==e){this._flags=e?this._flags|le:this._flags&~le;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setSelected(this._flags);this._isObject&&this.model.scene._objectSelectedUpdated(this),this.model.glRedraw()}}get edges(){return this._getFlag(Ae)}set edges(e){if(!!(this._flags&Ae)!==e){this._flags=e?this._flags|Ae:this._flags&~Ae;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setEdges(this._flags);this.model.glRedraw()}}get culledVFC(){return!!this._culledVFC}set culledVFC(e){this._culledVFC=e,this._setCulled()}get culledLOD(){return!!this._culledLOD}set culledLOD(e){this._culledLOD=e,this._setCulled()}get culled(){return!!this._culled}set culled(e){this._culled=e,this._setCulled()}_setCulled(){let e=!!this._culled||!(!this._culledLOD||!this._lodCullable)||!!this._culledVFC;if(!!(this._flags&ie)!==e){this._flags=e?this._flags|ie:this._flags&~ie;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setCulled(this._flags);this.model.glRedraw()}}get clippable(){return this._getFlag(re)}set clippable(e){if(!!(this._flags&re)!==e){this._flags=e?this._flags|re:this._flags&~re;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setClippable(this._flags);this.model.glRedraw()}}get collidable(){return this._getFlag(oe)}set collidable(e){if(!!(this._flags&oe)!==e){this._flags=e?this._flags|oe:this._flags&~oe;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setCollidable(this._flags)}}get pickable(){return this._getFlag(se)}set pickable(e){if(!!(this._flags&se)!==e){this._flags=e?this._flags|se:this._flags&~se;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setPickable(this._flags)}}get colorize(){if(0===this.meshes.length)return null;const e=this.meshes[0]._colorize;return he[0]=e[0]/255,he[1]=e[1]/255,he[2]=e[2]/255,he}set colorize(e){if(e){ce[0]=Math.floor(255*e[0]),ce[1]=Math.floor(255*e[1]),ce[2]=Math.floor(255*e[2]);for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setColorize(ce)}else for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setColorize(null);if(this._isObject){const t=!!e;this.scene._objectColorizeUpdated(this,t),this._colorizeUpdated=t}this.model.glRedraw()}get opacity(){return this.meshes.length>0?this.meshes[0]._colorize[3]/255:1}set opacity(e){if(0===this.meshes.length)return;const t=null!=e,i=this.meshes[0]._colorize[3];let s=255;if(t){if(e<0?e=0:e>1&&(e=1),s=Math.floor(255*e),i===s)return}else if(s=255,i===s)return;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setOpacity(s,this._flags);this._isObject&&(this.scene._objectOpacityUpdated(this,t),this._opacityUpdated=t),this.model.glRedraw()}get offset(){return this._offset}set offset(e){e?(this._offset[0]=e[0],this._offset[1]=e[1],this._offset[2]=e[2]):(this._offset[0]=0,this._offset[1]=0,this._offset[2]=0);for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setOffset(this._offset);this._aabbDirty=!0,this.model._aabbDirty=!0,this.scene._aabbDirty=!0,this.scene._objectOffsetUpdated(this,e),this.model.glRedraw()}get saoEnabled(){return this.model.saoEnabled}getEachVertex(e){for(let t=0,i=this.meshes.length;t<i;t++)this.meshes[t].getEachVertex(e)}getEachIndex(e){for(let t=0,i=this.meshes.length;t<i;t++)this.meshes[t].getEachIndex(e)}get volume(){let e=0;for(let t=0,i=this.meshes.length;t<i;t++){const i=this.meshes[t].volume;if(i<0)return-1;e+=i}return e}get surfaceArea(){let e=0;for(let t=0,i=this.meshes.length;t<i;t++){const i=this.meshes[t].surfaceArea;i>=0&&(e+=i)}return e>0?e:-1}_getFlag(e){return!!(this._flags&e)}_finalize(){const e=this.model.scene;this._isObject&&(this.visible&&e._objectVisibilityUpdated(this),this.highlighted&&e._objectHighlightedUpdated(this),this.xrayed&&e._objectXRayedUpdated(this),this.selected&&e._objectSelectedUpdated(this));for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._finalize(this._flags)}_finalize2(){for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._finalize2()}_destroy(){const e=this.model.scene;this._isObject&&(e._deregisterObject(this),this.visible&&e._deRegisterVisibleObject(this),this.xrayed&&e._deRegisterXRayedObject(this),this.selected&&e._deRegisterSelectedObject(this),this.highlighted&&e._deRegisterHighlightedObject(this),this._colorizeUpdated&&this.scene._deRegisterColorizedObject(this),this._opacityUpdated&&this.scene._deRegisterOpacityObject(this),!this._offset||0===this._offset[0]&&0===this._offset[1]&&0===this._offset[2]||this.scene._deRegisterOffsetObject(this));for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._destroy();e._aabbDirty=!0}}const de=d.vec4(),pe=d.vec4();class fe extends R{constructor(e,t){super(e,t),this._entity=null,this._visible=null,this._worldPos=d.vec3(),this._origin=d.vec3(),this._rtcPos=d.vec3(),this._viewPos=d.vec3(),this._canvasPos=d.vec2(),this._occludable=!1,this._onCameraViewMatrix=this.scene.camera.on("matrix",(()=>{this._viewPosDirty=!0,this._needUpdate()})),this._onCameraProjMatrix=this.scene.camera.on("projMatrix",(()=>{this._canvasPosDirty=!0,this._needUpdate()})),this._onEntityDestroyed=null,this._onEntityModelDestroyed=null,this._renderer.addMarker(this),this.entity=t.entity,this.worldPos=t.worldPos,this.occludable=t.occludable}_update(){if(this._viewPosDirty&&(d.transformPoint3(this.scene.camera.viewMatrix,this._worldPos,this._viewPos),this._viewPosDirty=!1,this._canvasPosDirty=!0,this.fire("viewPos",this._viewPos)),this._canvasPosDirty){de.set(this._viewPos),de[3]=1,d.transformPoint4(this.scene.camera.projMatrix,de,pe);const e=this.scene.canvas.boundary;this._canvasPos[0]=Math.floor((1+pe[0]/pe[3])*e[2]/2),this._canvasPos[1]=Math.floor((1-pe[1]/pe[3])*e[3]/2),this._canvasPosDirty=!1,this.fire("canvasPos",this._canvasPos)}}_setVisible(e){this._visible,this._visible=e,this.fire("visible",this._visible)}set entity(e){if(this._entity){if(this._entity===e)return;null!==this._onEntityDestroyed&&(this._entity.model?this._entity.model.off(this._onEntityDestroyed):this._entity.off(this._onEntityDestroyed),this._onEntityDestroyed=null),null!==this._onEntityModelDestroyed&&(this._entity.model&&this._entity.model.off(this._onEntityModelDestroyed),this._onEntityModelDestroyed=null)}this._entity=e,this._entity&&(this._entity instanceof ue?this._onEntityModelDestroyed=this._entity.model.on("destroyed",(()=>{this._entity=null,this._onEntityModelDestroyed=null})):this._onEntityDestroyed=this._entity.on("destroyed",(()=>{this._entity=null,this._onEntityDestroyed=null}))),this.fire("entity",this._entity,!0)}get entity(){return this._entity}set occludable(e){(e=!!e)!==this._occludable&&(this._occludable=e,this._occludable&&this._renderer.markerWorldPosUpdated(this))}get occludable(){return this._occludable}set worldPos(e){this._worldPos.set(e||[0,0,0]),Z(this._worldPos,this._origin,this._rtcPos),this._occludable&&this._renderer.markerWorldPosUpdated(this),this._viewPosDirty=!0,this.fire("worldPos",this._worldPos),this._needUpdate()}get worldPos(){return this._worldPos}get origin(){return this._origin}get rtcPos(){return this._rtcPos}get viewPos(){return this._update(),this._viewPos}get canvasPos(){return this._update(),this._canvasPos}get visible(){return!!this._visible}destroy(){this.fire("destroyed",!0),this.scene.camera.off(this._onCameraViewMatrix),this.scene.camera.off(this._onCameraProjMatrix),this._entity&&(null!==this._onEntityDestroyed&&this._entity.model.off(this._onEntityDestroyed),null!==this._onEntityModelDestroyed&&this._entity.model.off(this._onEntityModelDestroyed)),this._renderer.removeMarker(this),super.destroy()}}const ge=()=>{};function me(e,t,i){const s=e.getBoundingClientRect(),r=t.getBoundingClientRect();i[0]+=s.left-r.left,i[1]+=s.top-r.top}class _e extends fe{constructor(e,t,i,s={}){super(e,t);const r=(e,t)=>i=>{e&&e(i),this.fire(t,i,!0)};this._dot=new K(i,{fillColor:s.fillColor,zIndex:s.zIndex,onMouseOver:r(s.onMouseOver,"mouseover"),onMouseLeave:r(s.onMouseLeave,"mouseleave"),onMouseWheel:r(s.onMouseWheel,"wheel"),onMouseDown:r(s.onMouseDown,"mousedown"),onMouseUp:r(s.onMouseUp,"mouseup"),onMouseMove:r(s.onMouseMove,"mousemove"),onTouchstart:r(s.onTouchstart,"touchstart"),onTouchmove:r(s.onTouchmove,"touchmove"),onTouchend:r(s.onTouchend,"touchend"),onContextMenu:r(s.onContextMenu,"contextmenu")});const o=()=>{const t=this.canvasPos.slice();me(e.canvas.canvas,i,t),this._dot.setPos(t[0],t[1])};this.on("worldPos",o);const n=e.camera.on("viewMatrix",o),a=e.camera.on("projMatrix",o);this._cleanup=()=>{e.camera.off(n),e.camera.off(a),this._dot.destroy()}}setClickable(e){this._dot.setClickable(e)}setCulled(e){this._dot.setCulled(e)}setFillColor(e){this._dot.setFillColor(e)}setHighlighted(e){this._dot.setHighlighted(e)}setOpacity(e){this._dot.setOpacity(e)}setVisible(e){this._dot.setVisible(e)}destroy(){this._cleanup(),super.destroy()}}function ve(e,t){const i=function(e,i){if(e in t)return t[e];if(void 0!==i)return i;throw"config missing: "+e},s=i("viewer"),r=i("ray2WorldPos"),o=i("handleMouseEvents",!1),n=i("handleTouchEvents",!1),a=i("onStart",ge),l=i("onMove",ge),A=i("onEnd",ge),h=s.scene,c=h.canvas.canvas,u=e=>{const t=d.vec2([e.clientX,e.clientY]);me(c.ownerDocument.documentElement,c,t),l(t,(e=>{const t=d.vec3(),i=d.vec3();return d.canvasPosToWorldRay(c,h.camera.viewMatrix,h.camera.projMatrix,h.camera.projection,e,t,i),r(t,i,e)})(t))};let p=null;const f=function(e){const t=p.matchesEvent(e);t&&u(t)},g=function(t){const i=p.matchesEvent(t);i&&(e.setOpacity(b),p.cleanup(),u(i),A())},m=function(t,i){p&&p.cleanup(),e.setOpacity(1),e.setClickable(!1),s.cameraControl.active=!1,p={matchesEvent:t,cleanup:function(){p=null,e.setClickable(!0),s.cameraControl.active=!0,i()}},a()},_=[],v=function(t,i){const s=e.on(t,i);_.push((()=>e.off(s)))};if(o&&(v("mouseover",(()=>!p&&e.setOpacity(1))),v("mouseleave",(()=>!p&&e.setOpacity(b))),v("mousedown",(e=>{1===e.which&&(c.addEventListener("mousemove",f),c.addEventListener("mouseup",g),m((e=>1===e.which&&e),(()=>{c.removeEventListener("mousemove",f),c.removeEventListener("mouseup",g)})))}))),n){let e;v("touchstart",(t=>{t.preventDefault(),1===t.touches.length&&(e=t.touches[0].identifier,m((t=>[...t.changedTouches].find((t=>t.identifier===e))),(()=>{e=null})))})),v("touchmove",(e=>{e.preventDefault(),f(e)})),v("touchend",(e=>{e.preventDefault(),g(e)}))}const b=.8;return e.setOpacity(b),function(){p&&p.cleanup(),_.forEach((e=>e())),e.setOpacity(1)}}function be(e){const t=function(t,i){if(t in e)return e[t];if(void 0!==i)return i;throw"config missing: "+t},i=t("viewer"),s=t("handleMouseEvents",!1),r=t("handleTouchEvents",!1),o=t("pointerLens",null),n=t("dots"),a=t("ray2WorldPos"),l=t("onEnd",ge),A=o?function(e){o.visible=!!e,e&&(o.canvasPos=e)}:()=>{},h=n.map((e=>{let t;return ve(e,{handleMouseEvents:s,handleTouchEvents:r,viewer:i,ray2WorldPos:(e,i,s)=>a(e,i,s)||t,onStart:()=>{t=e.worldPos.slice(),c(!1,e)},onMove:(t,i)=>{A(t),e.worldPos=i},onEnd:()=>{l(t,e)||(e.worldPos=t),A(null),c(!0,e)}})})),c=(e,t)=>n.forEach((i=>i!==t&&i.setClickable(e)));return c(!0),function(){h.forEach((e=>e())),A(null)}}const ye=function(e,t,i){return function(s,r,o){const n=e.scene,a=n.canvas.canvas,l=(e,t)=>(t[0]=e.clientX,t[1]=e.clientY,me(a.ownerDocument.documentElement,a,t),t),A=e=>{const t=d.vec3(),s=d.vec3();return d.canvasPosToWorldRay(a,n.camera.viewMatrix,n.camera.projMatrix,n.camera.projection,e,t,s),i(t,s)};let h=null;const c=()=>{};let u,p=c;const f=function(){t.stop(),clearTimeout(h),e.cameraControl.active=!0,p=c,u=null},g=function(){f(),a.removeEventListener("touchstart",m),a.removeEventListener("touchmove",_),a.removeEventListener("touchend",v)},m=function(i){const o=i.touches;if(1!==o.length)f(),s();else{const i=o[0],s=l(i,d.vec2());A(s)&&(u=i.identifier,p=e=>{d.distVec2(s,e)>20&&f()},h=setTimeout((function(){t.start(s),h=setTimeout((function(){t.stop(),e.cameraControl.active=!1,p=e=>{r(e,A(e))},p(s)}),300)}),250))}};a.addEventListener("touchstart",m,{passive:!0});const _=function(e){const t=[...e.changedTouches].find((e=>e.identifier===u));t&&p(l(t,d.vec2()))};a.addEventListener("touchmove",_,{passive:!0});const v=function(e){const t=[...e.changedTouches].find((e=>e.identifier===u));if(t){g();const e=l(t,d.vec2());o(e,A(e))}};return a.addEventListener("touchend",v,{passive:!0}),g}};class xe{constructor(e,t={}){this._color=t.color||"black",this._highlightClass="viewer-ruler-wire-highlighted",this._wire=document.createElement("div"),this._wire.className+=this._wire.className?" viewer-ruler-wire":"viewer-ruler-wire",this._wireClickable=document.createElement("div"),this._wireClickable.className+=this._wireClickable.className?" viewer-ruler-wire-clickable":"viewer-ruler-wire-clickable",this._thickness=t.thickness||1,this._thicknessClickable=t.thicknessClickable||6,this._visible=!0,this._culled=!1;var i=this._wire,s=i.style;s.border="solid "+this._thickness+"px "+this._color,s.position="absolute",s["z-index"]=void 0===t.zIndex?"2000001":t.zIndex,s.width="0px",s.height="0px",s.visibility="visible",s.top="0px",s.left="0px",s["-webkit-transform-origin"]="0 0",s["-moz-transform-origin"]="0 0",s["-ms-transform-origin"]="0 0",s["-o-transform-origin"]="0 0",s["transform-origin"]="0 0",s["-webkit-transform"]="rotate(0deg)",s["-moz-transform"]="rotate(0deg)",s["-ms-transform"]="rotate(0deg)",s["-o-transform"]="rotate(0deg)",s.transform="rotate(0deg)",s.opacity=1,s["pointer-events"]="none",t.onContextMenu,e.appendChild(i);var r=this._wireClickable,o=r.style;o.border="solid "+this._thicknessClickable+"px "+this._color,o.position="absolute",o["z-index"]=void 0===t.zIndex?"2000002":t.zIndex+1,o.width="0px",o.height="0px",o.visibility="visible",o.top="0px",o.left="0px",o["-webkit-transform-origin"]="0 0",o["-moz-transform-origin"]="0 0",o["-ms-transform-origin"]="0 0",o["-o-transform-origin"]="0 0",o["transform-origin"]="0 0",o["-webkit-transform"]="rotate(0deg)",o["-moz-transform"]="rotate(0deg)",o["-ms-transform"]="rotate(0deg)",o["-o-transform"]="rotate(0deg)",o.transform="rotate(0deg)",o.opacity=0,o["pointer-events"]="none",t.onContextMenu,e.appendChild(r),t.onMouseOver&&r.addEventListener("mouseover",(e=>{t.onMouseOver(e,this)})),t.onMouseLeave&&r.addEventListener("mouseleave",(e=>{t.onMouseLeave(e,this)})),t.onMouseWheel&&r.addEventListener("wheel",(e=>{t.onMouseWheel(e,this)})),t.onMouseDown&&r.addEventListener("mousedown",(e=>{t.onMouseDown(e,this)})),t.onMouseUp&&r.addEventListener("mouseup",(e=>{t.onMouseUp(e,this)})),t.onMouseMove&&r.addEventListener("mousemove",(e=>{t.onMouseMove(e,this)})),t.onContextMenu&&(W.isIphoneSafari()?(r.addEventListener("touchstart",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null),this._timeout=setTimeout((()=>{e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,t.onContextMenu(e,this),clearTimeout(this._timeout),this._timeout=null}),500)})),r.addEventListener("touchend",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null)}))):r.addEventListener("contextmenu",(e=>{console.log(e),t.onContextMenu(e,this),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")}))),this._x1=0,this._y1=0,this._x2=0,this._y2=0,this._update()}get visible(){return"visible"===this._wire.style.visibility}_update(){var e=Math.abs(Math.sqrt((this._x1-this._x2)*(this._x1-this._x2)+(this._y1-this._y2)*(this._y1-this._y2))),t=180*Math.atan2(this._y2-this._y1,this._x2-this._x1)/Math.PI,i=this._wire.style;i.width=Math.round(e)+"px",i.left=Math.round(this._x1)+"px",i.top=Math.round(this._y1)+"px",i["-webkit-transform"]="rotate("+t+"deg)",i["-moz-transform"]="rotate("+t+"deg)",i["-ms-transform"]="rotate("+t+"deg)",i["-o-transform"]="rotate("+t+"deg)",i.transform="rotate("+t+"deg)";var s=this._wireClickable.style;s.width=Math.round(e)+"px",s.left=Math.round(this._x1)+"px",s.top=Math.round(this._y1)+"px",s["-webkit-transform"]="rotate("+t+"deg)",s["-moz-transform"]="rotate("+t+"deg)",s["-ms-transform"]="rotate("+t+"deg)",s["-o-transform"]="rotate("+t+"deg)",s.transform="rotate("+t+"deg)"}setStartAndEnd(e,t,i,s){this._x1=e,this._y1=t,this._x2=i,this._y2=s,this._update()}setColor(e){this._color=e||"black",this._wire.style.border="solid "+this._thickness+"px "+this._color}setOpacity(e){this._wire.style.opacity=e}setVisible(e){this._visible!==e&&(this._visible=!!e,this._wire.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setCulled(e){this._culled!==e&&(this._culled=!!e,this._wire.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setClickable(e){this._wireClickable.style["pointer-events"]=e?"all":"none"}setHighlighted(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._wire.classList.add(this._highlightClass):this._wire.classList.remove(this._highlightClass))}destroy(e){this._wire.parentElement&&this._wire.parentElement.removeChild(this._wire),this._wireClickable.parentElement&&this._wireClickable.parentElement.removeChild(this._wireClickable)}}class Be{constructor(e,t={}){this._highlightClass="viewer-ruler-label-highlighted",this._prefix=t.prefix||"",this._x=0,this._y=0,this._visible=!0,this._culled=!1,this._label=document.createElement("div"),this._label.className+=this._label.className?" viewer-ruler-label":"viewer-ruler-label",this._timeout=null;var i=this._label,s=i.style;s["border-radius"]="5px",s.color="white",s.padding="4px",s.border="solid 1px",s.background="lightgreen",s.position="absolute",s["z-index"]=void 0===t.zIndex?"5000005":t.zIndex,s.width="auto",s.height="auto",s.visibility="visible",s.top="0px",s.left="0px",s["pointer-events"]="all",s.opacity=1,t.onContextMenu,i.innerText="",e.appendChild(i),this.setPos(t.x||0,t.y||0),this.setFillColor(t.fillColor),this.setBorderColor(t.fillColor),this.setText(t.text),t.onMouseOver&&i.addEventListener("mouseover",(e=>{t.onMouseOver(e,this),e.preventDefault()})),t.onMouseLeave&&i.addEventListener("mouseleave",(e=>{t.onMouseLeave(e,this),e.preventDefault()})),t.onMouseWheel&&i.addEventListener("wheel",(e=>{t.onMouseWheel(e,this)})),t.onMouseDown&&i.addEventListener("mousedown",(e=>{t.onMouseDown(e,this),e.stopPropagation()})),t.onMouseUp&&i.addEventListener("mouseup",(e=>{t.onMouseUp(e,this),e.stopPropagation()})),t.onMouseMove&&i.addEventListener("mousemove",(e=>{t.onMouseMove(e,this)})),t.onContextMenu&&(W.isIphoneSafari()?(i.addEventListener("touchstart",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null),this._timeout=setTimeout((()=>{e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,t.onContextMenu(e,this),clearTimeout(this._timeout),this._timeout=null}),500)})),i.addEventListener("touchend",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null)}))):i.addEventListener("contextmenu",(e=>{console.log(e),t.onContextMenu(e,this),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")})))}setPos(e,t){this._x=e,this._y=t;var i=this._label.style;i.left=Math.round(e)-20+"px",i.top=Math.round(t)-12+"px"}setPosOnWire(e,t,i,s){var r=e+.5*(i-e),o=t+.5*(s-t),n=this._label.style;n.left=Math.round(r)-20+"px",n.top=Math.round(o)-12+"px"}setPosBetweenWires(e,t,i,s,r,o){var n=(e+i+r)/3,a=(t+s+o)/3,l=this._label.style;l.left=Math.round(n)-20+"px",l.top=Math.round(a)-12+"px"}setText(e){this._label.innerHTML=this._prefix+(e||"")}setFillColor(e){this._fillColor=e||"lightgreen",this._label.style.background=this._fillColor}setBorderColor(e){this._borderColor=e||"black",this._label.style.border="solid 1px "+this._borderColor}setOpacity(e){this._label.style.opacity=e}setVisible(e){this._visible!==e&&(this._visible=!!e,this._label.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setCulled(e){this._culled!==e&&(this._culled=!!e,this._label.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setHighlighted(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._label.classList.add(this._highlightClass):this._label.classList.remove(this._highlightClass))}setClickable(e){this._label.style["pointer-events"]=e?"all":"none"}setPrefix(e){this._prefix!==e&&(this._prefix=e)}destroy(){this._label.parentElement&&this._label.parentElement.removeChild(this._label)}}var we=d.vec3(),Pe=d.vec3();class Ce extends R{constructor(e,t={}){if(super(e.viewer.scene,t),this.plugin=e,this._container=t.container,!this._container)throw"config missing: container";this._color=t.color||e.defaultColor;var i=this.plugin.viewer.scene;this._originWorld=d.vec3(),this._cornerWorld=d.vec3(),this._targetWorld=d.vec3(),this._wp=new Float64Array(12),this._vp=new Float64Array(12),this._pp=new Float64Array(12),this._cp=new Int16Array(6);const s=t.onMouseOver?e=>{t.onMouseOver(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseover",e))}:null,r=t.onMouseLeave?e=>{t.onMouseLeave(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseleave",e))}:null,o=t.onContextMenu?e=>{t.onContextMenu(e,this)}:null,n=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))},a=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousedown",e))},l=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseup",e))},A=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousemove",e))};this._originDot=new _e(i,t.origin,this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._cornerDot=new _e(i,t.corner,this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._targetDot=new _e(i,t.target,this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._originWire=new xe(this._container,{color:this._color||"blue",thickness:1,zIndex:e.zIndex,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._targetWire=new xe(this._container,{color:this._color||"red",thickness:1,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._angleLabel=new Be(this._container,{fillColor:this._color||"#00BBFF",prefix:"",text:"",zIndex:e.zIndex+2,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._wpDirty=!1,this._vpDirty=!1,this._cpDirty=!1,this._visible=!1,this._originVisible=!1,this._cornerVisible=!1,this._targetVisible=!1,this._originWireVisible=!1,this._targetWireVisible=!1,this._angleVisible=!1,this._labelsVisible=!1,this._clickable=!1,this._originDot.on("worldPos",(e=>{this._originWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._cornerDot.on("worldPos",(e=>{this._cornerWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._targetDot.on("worldPos",(e=>{this._targetWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._onViewMatrix=i.camera.on("viewMatrix",(()=>{this._vpDirty=!0,this._needUpdate(0)})),this._onProjMatrix=i.camera.on("projMatrix",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onCanvasBoundary=i.canvas.on("boundary",(()=>{this._cpDirty=!0,this._needUpdate(0)})),this._onSectionPlaneUpdated=i.on("sectionPlaneUpdated",(()=>{this._sectionPlanesDirty=!0,this._needUpdate()})),this.approximate=t.approximate,this.visible=t.visible,this.originVisible=t.originVisible,this.cornerVisible=t.cornerVisible,this.targetVisible=t.targetVisible,this.originWireVisible=t.originWireVisible,this.targetWireVisible=t.targetWireVisible,this.angleVisible=t.angleVisible,this.labelsVisible=t.labelsVisible}_update(){if(!this._visible)return;const e=this.plugin.viewer.scene;if(this._wpDirty&&(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._cornerWorld[0],this._wp[5]=this._cornerWorld[1],this._wp[6]=this._cornerWorld[2],this._wp[7]=1,this._wp[8]=this._targetWorld[0],this._wp[9]=this._targetWorld[1],this._wp[10]=this._targetWorld[2],this._wp[11]=1,this._wpDirty=!1,this._vpDirty=!0),this._vpDirty&&(d.transformPositions4(e.camera.viewMatrix,this._wp,this._vp),this._vp[3]=1,this._vp[7]=1,this._vp[11]=1,this._vpDirty=!1,this._cpDirty=!0),this._sectionPlanesDirty){if(this._isSliced(this._wp))return this._angleLabel.setCulled(!0),this._originWire.setCulled(!0),this._targetWire.setCulled(!0),this._originDot.setCulled(!0),this._cornerDot.setCulled(!0),void this._targetDot.setCulled(!0);this._angleLabel.setCulled(!1),this._originWire.setCulled(!1),this._targetWire.setCulled(!1),this._originDot.setCulled(!1),this._cornerDot.setCulled(!1),this._targetDot.setCulled(!1),this._sectionPlanesDirty=!0}if(this._cpDirty){const u=-.3,p=this._originDot.viewPos[2],f=this._cornerDot.viewPos[2],g=this._targetDot.viewPos[2];if(p>u||f>u||g>u)return this._originDot.setVisible(!1),this._cornerDot.setVisible(!1),this._targetDot.setVisible(!1),this._originWire.setVisible(!1),this._targetWire.setVisible(!1),void this._angleLabel.setCulled(!0);d.transformPositions4(e.camera.project.matrix,this._vp,this._pp);var t=this._pp,i=this._cp,s=e.canvas.canvas.getBoundingClientRect();const m=this._container.getBoundingClientRect();for(var r=s.top-m.top,o=s.left-m.left,n=e.canvas.boundary,a=n[2],l=n[3],A=0,h=0,c=t.length;h<c;h+=4)i[A]=o+Math.floor((1+t[h+0]/t[h+3])*a/2),i[A+1]=r+Math.floor((1-t[h+1]/t[h+3])*l/2),A+=2;if(this._originWire.setStartAndEnd(i[0],i[1],i[2],i[3]),this._targetWire.setStartAndEnd(i[2],i[3],i[4],i[5]),this._angleLabel.setPosBetweenWires(i[0],i[1],i[2],i[3],i[4],i[5]),d.subVec3(this._originWorld,this._cornerWorld,we),d.subVec3(this._targetWorld,this._cornerWorld,Pe),!(0===we[0]&&0===we[1]&&0===we[2]||0===Pe[0]&&0===Pe[1]&&0===Pe[2])){const e=this._approximate?" ~ ":" = ";d.normalizeVec3(we),d.normalizeVec3(Pe);const t=Math.abs(d.angleVec3(we,Pe));this._angle=t/d.DEGTORAD,this._angleLabel.setText(e+this._angle.toFixed(2)+"°")}else this._angleLabel.setText("");this._originDot.setVisible(this._visible&&this._originVisible),this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._originWire.setVisible(this._visible&&this._originWireVisible),this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._angleLabel.setCulled(!(this._visible&&this._angleVisible&&this.labelsVisible)),this._cpDirty=!1}}_isSliced(e){const t=this.scene._sectionPlanesState.sectionPlanes;for(let i=0,s=t.length;i<s;i++){const s=t[i];if(d.planeClipsPositions3(s.pos,s.dir,e,4))return!0}return!1}set approximate(e){e=!1!==e,this._approximate!==e&&(this._approximate=e,this._cpDirty=!0,this._needUpdate(0))}get approximate(){return this._approximate}get origin(){return this._originDot}get corner(){return this._cornerDot}get target(){return this._targetDot}get angle(){return this._update(),this._angle}get color(){return this._color}set color(e){this._originDot.setFillColor(e),this._cornerDot.setFillColor(e),this._targetDot.setFillColor(e),this._originWire.setColor(e||"blue"),this._targetWire.setColor(e||"red"),this._angleLabel.setFillColor(e||"#00BBFF"),this._color=e}set visible(e){e=!1!==e,this._visible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._originWire.setVisible(this._visible&&this._originWireVisible),this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._angleLabel.setVisible(this._visible&&this._angleVisible),this._cpDirty=!0,this._needUpdate()}get visible(){return this._visible}set originVisible(e){e=!1!==e,this._originVisible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._cpDirty=!0,this._needUpdate()}get originVisible(){return this._originVisible}set cornerVisible(e){e=!1!==e,this._cornerVisible=e,this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._cpDirty=!0,this._needUpdate()}get cornerVisible(){return this._cornerVisible}set targetVisible(e){e=!1!==e,this._targetVisible=e,this._targetDot.setVisible(this._visible&&this._targetVisible),this._cpDirty=!0,this._needUpdate()}get targetVisible(){return this._targetVisible}set originWireVisible(e){e=!1!==e,this._originWireVisible=e,this._originWire.setVisible(this._visible&&this._originWireVisible),this._cpDirty=!0,this._needUpdate()}get originWireVisible(){return this._originWireVisible}set targetWireVisible(e){e=!1!==e,this._targetWireVisible=e,this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._cpDirty=!0,this._needUpdate()}get targetWireVisible(){return this._targetWireVisible}set angleVisible(e){e=!1!==e,this._angleVisible=e,this._angleLabel.setVisible(this._visible&&this._angleVisible),this._cpDirty=!0,this._needUpdate()}get angleVisible(){return this._angleVisible}set labelsVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsVisible,this._labelsVisible=e;var t=this._visible&&this._labelsVisible;this._angleLabel.setVisible(t),this._cpDirty=!0,this._needUpdate()}get labelsVisible(){return this._labelsVisible}setHighlighted(e){this._originDot.setHighlighted(e),this._cornerDot.setHighlighted(e),this._targetDot.setHighlighted(e),this._originWire.setHighlighted(e),this._targetWire.setHighlighted(e),this._angleLabel.setHighlighted(e)}set clickable(e){e=!!e,this._clickable=e,this._originDot.setClickable(this._clickable),this._cornerDot.setClickable(this._clickable),this._targetDot.setClickable(this._clickable),this._originWire.setClickable(this._clickable),this._targetWire.setClickable(this._clickable),this._angleLabel.setClickable(this._clickable)}get clickable(){return this._clickable}destroy(){const e=this.plugin.viewer.scene;this._onViewMatrix&&e.camera.off(this._onViewMatrix),this._onProjMatrix&&e.camera.off(this._onProjMatrix),this._onCanvasBoundary&&e.canvas.off(this._onCanvasBoundary),this._onSectionPlaneUpdated&&e.off(this._onSectionPlaneUpdated),this._originDot.destroy(),this._cornerDot.destroy(),this._targetDot.destroy(),this._originWire.destroy(),this._targetWire.destroy(),this._angleLabel.destroy(),super.destroy()}}class Me extends R{get active(){}set snapping(e){}get snapping(){return!0}activate(){}deactivate(){}reset(){}get currentMeasurement(){return null}destroy(){}}class Ee extends Me{constructor(e,t={}){super(e.viewer.scene),this._canvasToPagePos=t.canvasToPagePos,this.pointerLens=t.pointerLens,this._active=!1,this._currentAngleMeasurement=null,this._initMarkerDiv(),this._snapping=!1!==t.snapping,this._mouseState=0,this._attachPlugin(e,t)}_initMarkerDiv(){const e=document.createElement("div"),t=this.scene.canvas.canvas;t.parentNode.insertBefore(e,t),e.style.background="black",e.style.border="2px solid blue",e.style.borderRadius="10px",e.style.width="5px",e.style.height="5px",e.style.top="-200px",e.style.left="-200px",e.style.margin="0 0",e.style.zIndex="100",e.style.position="absolute",e.style.pointerEvents="none",this.markerDiv=e}_destroyMarkerDiv(){this.markerDiv&&(this.markerDiv.parentNode.removeChild(this.markerDiv),this.markerDiv=null)}_attachPlugin(e,t={}){this.angleMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;this.markerDiv||this._initMarkerDiv(),this.angleMeasurementsPlugin;const e=this.scene;e.input;const t=e.canvas.canvas,i=this.angleMeasurementsPlugin.viewer.cameraControl,s=this.pointerLens;let r=!1,o=null,n=0,a=0;const l=d.vec3(),A=d.vec2();this._currentAngleMeasurement=null;const h=e=>e.offsetTop+(e.offsetParent&&e.offsetParent!==t.parentNode&&h(e.offsetParent)),c=e=>e.offsetLeft+(e.offsetParent&&e.offsetParent!==t.parentNode&&c(e.offsetParent)),u=d.vec2(),p=e=>{e.snappedToVertex||e.snappedToEdge?(s&&(s.visible=!0,s.canvasPos=e.canvasPos,s.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos,s.snapped=!0),this.markerDiv.style.background="greenyellow",this.markerDiv.style.border="2px solid green"):(s&&(s.visible=!0,s.canvasPos=e.canvasPos,s.snappedCanvasPos=e.canvasPos,s.snapped=!1),this.markerDiv.style.background="pink",this.markerDiv.style.border="2px solid red");const i=e.snappedCanvasPos||e.canvasPos;switch(r=!0,o=e.entity,l.set(e.worldPos),A.set(i),this._mouseState){case 0:this._canvasToPagePos?(this._canvasToPagePos(t,i,u),this.markerDiv.style.left=u[0]-5+"px",this.markerDiv.style.top=u[1]-5+"px"):(this.markerDiv.style.left=c(t)+i[0]-5+"px",this.markerDiv.style.top=h(t)+i[1]-5+"px");break;case 1:this._currentAngleMeasurement&&(this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.angleVisible=!1,this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.corner.entity=e.entity),this.markerDiv.style.left="-10000px",this.markerDiv.style.top="-10000px",t.style.cursor="pointer";break;case 2:this._currentAngleMeasurement&&(this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.target.entity=e.entity),this.markerDiv.style.left="-10000px",this.markerDiv.style.top="-10000px",t.style.cursor="pointer"}};this._onHoverSnapOrSurface=i.on("hoverSnapOrSurface",(e=>{this._snapping&&p(e)})),this._onHoverSurface=i.on("hoverSurface",(e=>{this._snapping||p(e)})),t.addEventListener("mousedown",this._onMouseDown=e=>{1===e.which&&(n=e.clientX,a=e.clientY)}),t.addEventListener("mouseup",this._onMouseUp=e=>{if(1===e.which&&!(e.clientX>n+20||e.clientX<n-20||e.clientY>a+20||e.clientY<a-20))switch(this._mouseState){case 0:r&&(this._currentAngleMeasurement=this.angleMeasurementsPlugin.createMeasurement({id:d.createUUID(),origin:{worldPos:l,entity:o},corner:{worldPos:l,entity:o},target:{worldPos:l,entity:o},approximate:!0}),this._currentAngleMeasurement.clickable=!1,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this._currentAngleMeasurement.origin.entity=o,this._mouseState=1,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement));break;case 1:r?(this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this._currentAngleMeasurement.corner.entity=o,this._mouseState=2):this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null,o=null,this._mouseState=0,this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement));break;case 2:r?(this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this._currentAngleMeasurement.target.entity=o,this._currentAngleMeasurement.clickable=!0,o=null,this.angleMeasurementsPlugin.fire("measurementEnd",this._currentAngleMeasurement),this._currentAngleMeasurement=null,this._mouseState=0):this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null,o=null,this._mouseState=0,this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement))}});const f=e=>{if(r=!1,s&&(s.visible=!0,s.pointerPos=e.canvasPos,s.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos,s.snapped=!1),this.markerDiv.style.left="-100px",this.markerDiv.style.top="-100px",this._currentAngleMeasurement){switch(this._mouseState){case 0:this._currentAngleMeasurement.originVisible=!1;break;case 1:this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.originWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1;break;case 2:this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1}t.style.cursor="default"}};this._onHoverSnapOrSurfaceOff=i.on("hoverSnapOrSurfaceOff",(e=>{this._snapping&&f(e)})),this._onHoverOff=i.on("hoverOff",(e=>{this._snapping||f(e)})),this._active=!0}deactivate(){if(!this._active)return;this.pointerLens&&(this.pointerLens.visible=!1),this.reset();const e=this.scene.canvas.canvas;e.removeEventListener("mousedown",this._onMouseDown),e.removeEventListener("mouseup",this._onMouseUp);const t=this.angleMeasurementsPlugin.viewer.cameraControl;t.off(this._onHoverSnapOrSurface),t.off(this._onHoverSurface),t.off(this._onHoverSnapOrSurfaceOff),t.off(this._onHoverOff),this._active=!1}reset(){this._active&&(this._destroyMarkerDiv(),this._initMarkerDiv(),this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._mouseState=0)}get currentMeasurement(){return this._currentAngleMeasurement}destroy(){this.deactivate(),super.destroy()}}class Fe extends z{constructor(e,t={}){super("AngleMeasurements",e),this._container=t.container||document.body,this._defaultControl=null,this._measurements={},this.defaultColor=void 0!==t.defaultColor?t.defaultColor:"#00BBFF",this.defaultLabelsVisible=!1!==t.defaultLabelsVisible,this.zIndex=t.zIndex||1e4,this._onMouseOver=(e,t)=>{this.fire("mouseOver",{plugin:this,angleMeasurement:t,measurement:t,event:e})},this._onMouseLeave=(e,t)=>{this.fire("mouseLeave",{plugin:this,angleMeasurement:t,measurement:t,event:e})},this._onContextMenu=(e,t)=>{this.fire("contextMenu",{plugin:this,angleMeasurement:t,measurement:t,event:e})}}getContainerElement(){return this._container}send(e,t){}get control(){return this._defaultControl||(this._defaultControl=new Ee(this,{})),this._defaultControl}get measurements(){return this._measurements}createMeasurement(e={}){this.viewer.scene.components[e.id]&&(this.error("Viewer scene component with this ID already exists: "+e.id),delete e.id);const t=e.origin,i=e.corner,s=e.target,r=new Ce(this,{id:e.id,plugin:this,container:this._container,origin:{entity:t.entity,worldPos:t.worldPos},corner:{entity:i.entity,worldPos:i.worldPos},target:{entity:s.entity,worldPos:s.worldPos},visible:e.visible,originVisible:!0,originWireVisible:!0,cornerVisible:!0,targetWireVisible:!0,targetVisible:!0,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._measurements[r.id]=r,r.on("destroyed",(()=>{delete this._measurements[r.id]})),r.clickable=!0,this.fire("measurementCreated",r),r}destroyMeasurement(e){const t=this._measurements[e];t?(t.destroy(),this.fire("measurementDestroyed",t)):this.log("AngleMeasurement not found: "+e)}setLabelsShown(e){for(const[t,i]of Object.entries(this.measurements))i.labelShown=e}clear(){const e=Object.keys(this._measurements);for(var t=0,i=e.length;t<i;t++)this.destroyMeasurement(e[t])}destroy(){this.clear(),super.destroy()}}class Ie extends Me{constructor(e,t={}){super(e.viewer.scene),this.pointerLens=t.pointerLens,this.pointerCircle=new G(e.viewer),this._active=!1;const i=document.createElement("div"),s=this.scene.canvas.canvas;s.parentNode.insertBefore(i,s),i.style.background="black",i.style.border="2px solid blue",i.style.borderRadius="10px",i.style.width="5px",i.style.height="5px",i.style.margin="-200px -200px",i.style.zIndex="100",i.style.position="absolute",i.style.pointerEvents="none",this.markerDiv=i,this._currentAngleMeasurement=null,this._longTouchTimeoutMs=300,this._snapping=!1!==t.snapping,this._touchState=0,this._attachPlugin(e,t)}_attachPlugin(e){this.angleMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;const e=this.plugin,t=this.scene,i=t.canvas.canvas;e.pointerLens;const s=d.vec3(),r=20;let o=null;this._touchState=0;const n=d.vec2(),a=d.vec2(),l=d.vec2();let A=null;const h=()=>{this.plugin.viewer.cameraControl.active=!1},c=()=>{this.plugin.viewer.cameraControl.active=!0},u=()=>{o&&(clearTimeout(o),o=null),this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),c(),this._touchState=0};i.addEventListener("touchstart",this._onCanvasTouchStart=i=>{const l=i.touches.length;if(1!==l)return void(o&&(clearTimeout(o),o=null));const c=i.touches[0],p=c.clientX,f=c.clientY;switch(n.set([p,f]),a.set([p,f]),this._touchState){case 0:if(1!==l&&null!==o)return void u();const i=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(i&&i.snapped)s.set(i.worldPos),this.pointerCircle.start(i.snappedCanvasPos);else{const e=t.pick({canvasPos:a,pickSurface:!0});if(!e||!e.worldPos)return;s.set(e.worldPos),this.pointerCircle.start(e.canvasPos)}o=setTimeout((()=>{1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r||(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.cursorPos=n),this.pointerLens&&(this.pointerLens.canvasPos=a,this.pointerLens.snapped=!1),this.pointerLens&&(this.pointerLens.cursorPos=i.canvasPos,this.pointerLens.snapped=!0),this._currentAngleMeasurement?this._currentAngleMeasurement.origin.worldPos=s:(this._currentAngleMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:i.worldPos,entity:i.entity},corner:{worldPos:i.worldPos,entity:i.entity},target:{worldPos:i.worldPos,entity:i.entity}}),this._currentAngleMeasurement.clickable=!1,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!1,this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1),this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement),this._touchState=2,h())}),this._longTouchTimeoutMs),this._touchState=1,A=c.identifier;break;case 3:if(1!==l&&null!==o)return clearTimeout(o),void(o=null);1===l&&(o=setTimeout((()=>{if(o=null,1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r)return;this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.snapped=!1);const e=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(e&&e.snapped)this.pointerLens&&(this.pointerLens.cursorPos=e.snappedCanvasPos,this.pointerLens.snapped=!0),this.pointerCircle.start(e.snappedCanvasPos),s.set(e.worldPos),this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.corner.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement);else{const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=e.canvasPos,this.pointerLens.snapped=!1),this.pointerCircle.start(e.canvasPos),s.set(e.worldPos),this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.corner.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)}this._touchState=5,h()}),this._longTouchTimeoutMs),this._touchState=4),A=c.identifier;break;case 6:if(1!==l&&null!==o)return clearTimeout(o),void(o=null);1===l&&(o=setTimeout((()=>{if(o=null,1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r)return;this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.snapped=!1);const e=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(e&&e.snapped)this.pointerLens&&(this.pointerLens.cursorPos=e.snappedCanvasPos,this.pointerLens.snapped=!0),this.pointerCircle.start(e.snappedCanvasPos),s.set(e.worldPos),this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.target.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement);else{const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=e.canvasPos,this.pointerLens.snapped=!1),this.pointerCircle.start(e.canvasPos),s.set(e.worldPos),this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.target.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)}this._touchState=8,h()}),this._longTouchTimeoutMs),this._touchState=7),A=c.identifier;break;default:return null!==o&&(clearTimeout(o),o=null),void(this._touchState=7)}},{passive:!0}),i.addEventListener("touchmove",(e=>{this.pointerCircle.stop();const i=e.touches.length;if(1!==i||1!==e.changedTouches.length)return void(o&&(clearTimeout(o),o=null));const r=e.touches[0],n=r.clientX,l=r.clientY;if(r.identifier!==A)return;let h,c;switch(a.set([n,l]),this._touchState){case 2:this.pointerLens&&(this.pointerLens.canvasPos=a),h=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),h&&h.snapped?(this.pointerLens&&(this.pointerLens.snappedCanvasPos=h.snappedCanvasPos,this.pointerLens.snapped=!0),s.set(h.worldPos),this._currentAngleMeasurement.origin.worldPos=h.worldPos):(c=t.pick({canvasPos:a,pickSurface:!0}),c&&c.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=c.canvasPos,this.pointerLens.snapped=!1),s.set(c.worldPos),this._currentAngleMeasurement.origin.worldPos=c.worldPos):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)),this._touchState=2;break;case 5:if(1!==i&&null!==o)return clearTimeout(o),o=null,this.pointerLens&&(this.pointerLens.visible=!1),void(this._touchState=7);this.pointerLens&&(this.pointerLens.canvasPos=a),h=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),h&&h.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=h.snappedCanvasPos,this.pointerLens.snapped=!0),this._currentAngleMeasurement.corner.worldPos=h.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1):(c=t.pick({canvasPos:a,pickSurface:!0}),c&&c.worldPos&&(this.pointerLens&&(this.pointerLens.cursorPos=c.canvasPos,this.pointerLens.snapped=!1),this._currentAngleMeasurement.corner.worldPos=c.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1)),this._touchState=5;break;case 8:if(1!==i&&null!==o)return clearTimeout(o),o=null,this.pointerLens&&(this.pointerLens.visible=!1),void(this._touchState=7);this.pointerLens&&(this.pointerLens.canvasPos=a),h=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),h&&h.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=h.snappedCanvasPos,this.pointerLens.snapped=!0),this._currentAngleMeasurement.target.worldPos=h.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0):(c=t.pick({canvasPos:a,pickSurface:!0}),c&&c.worldPos&&(this.pointerLens&&(this.pointerLens.cursorPos=c.canvasPos,this.pointerLens.snapped=!1),this._currentAngleMeasurement.target.worldPos=c.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0)),this._touchState=8}}),{passive:!0}),i.addEventListener("touchend",this._onCanvasTouchEnd=i=>{this.pointerCircle.stop();const s=i.changedTouches.length;if(1!==s)return;const h=i.changedTouches[0],u=h.clientX,p=h.clientY;if(h.identifier===A)switch(o&&(clearTimeout(o),o=null),l.set([u,p]),this._touchState){case 1:{if(1!==s||u>n[0]+r||u<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=0);const i=t.pick({canvasPos:a,pickSurface:!0});i&&i.worldPos?(this._currentAngleMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:i.worldPos},corner:{worldPos:i.worldPos},target:{worldPos:i.worldPos}}),this._currentAngleMeasurement.clickable=!1,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!1,this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this._touchState=3):(this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0)}c();break;case 2:this.pointerLens&&(this.pointerLens.visible=!1),this._currentAngleMeasurement?this._touchState=3:(this.pointerLens&&(this.pointerLens.snapped=!1,this.pointerLens.visible=!1),this._touchState=0),c();break;case 4:{if(1!==s||u>n[0]+r||u<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=3);const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this._touchState=6):(this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0)}c();break;case 5:this.pointerLens&&(this.pointerLens.visible=!1),this._touchState=6,c();break;case 7:{if(1!==s||u>n[0]+r||u<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=6);const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this.angleMeasurementsPlugin.fire("measurementEnd",this._currentAngleMeasurement),this._currentAngleMeasurement=null):this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0}c();break;case 8:this.pointerLens&&(this.pointerLens.visible=!1),this._currentAngleMeasurement&&this._currentAngleMeasurement.targetVisible?(this._currentAngleMeasurement.clickable=!0,this.angleMeasurementsPlugin.fire("measurementEnd",this._currentAngleMeasurement),this._currentAngleMeasurement=null,this._touchState=0):(this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0),c()}},{passive:!0}),this._active=!0}deactivate(){if(!this._active)return;this.plugin.pointerLens&&(this.plugin.pointerLens.visible=!1),this.reset();const e=this.plugin.viewer.scene.canvas.canvas;e.removeEventListener("touchstart",this._onCanvasTouchStart),e.removeEventListener("touchend",this._onCanvasTouchEnd),this._active=!1,this.plugin.viewer.cameraControl.active=!0}reset(){this._active&&this._currentAngleMeasurement&&(this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement),this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null)}get currentMeasurement(){return this._currentAngleMeasurement}destroy(){this.deactivate(),super.destroy()}}class De extends R{constructor(e,t,i,s){const r=e.plugin.viewer;super(r.scene);const o=be({viewer:r,handleMouseEvents:i,handleTouchEvents:s,pointerLens:t.pointerLens,dots:[e.origin,e.corner,e.target],ray2WorldPos:(e,i,s)=>{const o=e=>{const t=r.scene.pick({canvasPos:s,snapToEdge:e,snapToVertex:e,pickSurface:!0});return t&&t.worldPos?t.worldPos:e&&o(!1)};return o(!!t.snapping)},onEnd:(e,t)=>{const i=!d.compareVec3(e,t.worldPos);return i&&this.fire("edited"),i}}),n=e.on("destroyed",o);this._deactivate=function(){e.off("destroyed",n),o()}}deactivate(){this._deactivate(),super.destroy()}}class Se extends De{constructor(e,t){super(e,t,!0,!1)}}class Te extends De{constructor(e,t){super(e,t,!1,!0)}}const Re=d.vec3(),Le=d.vec3(),Ue=d.vec3();class Oe extends fe{constructor(e,t){if(super(e,t),this.plugin=t.plugin,this._container=t.container,!this._container)throw"config missing: container";if(!t.markerElement&&!t.markerHTML)throw"config missing: need either markerElement or markerHTML";if(!t.labelElement&&!t.labelHTML)throw"config missing: need either labelElement or labelHTML";this._htmlDirty=!1,t.markerElement?(this._marker=t.markerElement,this._marker.addEventListener("click",this._onMouseClickedExternalMarker=()=>{this.plugin.fire("markerClicked",this)}),this._marker.addEventListener("contextmenu",this._onContextMenuExtenalMarker=()=>{this.plugin.fire("contextmenu",this)}),this._marker.addEventListener("mouseenter",this._onMouseEnterExternalMarker=()=>{this.plugin.fire("markerMouseEnter",this)}),this._marker.addEventListener("mouseleave",this._onMouseLeaveExternalMarker=()=>{this.plugin.fire("markerMouseLeave",this)}),this._markerExternal=!0):(this._markerHTML=t.markerHTML,this._htmlDirty=!0,this._markerExternal=!1),t.labelElement?(this._label=t.labelElement,this._labelExternal=!0):(this._labelHTML=t.labelHTML,this._htmlDirty=!0,this._labelExternal=!1),this._markerShown=!!t.markerShown,this._labelShown=!!t.labelShown,this._values=t.values||{},this._layoutDirty=!0,this._visibilityDirty=!0,this._labelPosition=24,this._buildHTML(),this._onTick=this.scene.on("tick",(()=>{this._htmlDirty&&(this._buildHTML(),this._htmlDirty=!1,this._layoutDirty=!0,this._visibilityDirty=!0),(this._layoutDirty||this._visibilityDirty)&&(this._markerShown||this._labelShown)&&(this._updatePosition(),this._layoutDirty=!1),this._visibilityDirty&&(this._marker.style.visibility=this.visible&&this._markerShown?"visible":"hidden",this._label.style.visibility=this.visible&&this._markerShown&&this._labelShown?"visible":"hidden",this._visibilityDirty=!1)})),this.on("canvasPos",(()=>{this._layoutDirty=!0})),this.on("visible",(()=>{this._visibilityDirty=!0})),this.setMarkerShown(!1!==t.markerShown),this.setLabelShown(t.labelShown),this.eye=t.eye?t.eye.slice():null,this.look=t.look?t.look.slice():null,this.up=t.up?t.up.slice():null,this.projection=t.projection}_buildHTML(){if(!this._markerExternal){this._marker&&(this._container.removeChild(this._marker),this._marker=null);let e=this._markerHTML||"<p></p>";y.isArray(e)&&(e=e.join("")),e=this._renderTemplate(e.trim());const t=document.createRange().createContextualFragment(e);this._marker=t.firstChild,this._container.appendChild(this._marker),this._marker.style.visibility=this._markerShown?"visible":"hidden",this._marker.addEventListener("click",(()=>{this.plugin.fire("markerClicked",this)})),this._marker.addEventListener("contextmenu",(e=>{e.preventDefault(),this.plugin.fire("contextmenu",this)})),this._marker.addEventListener("mouseenter",(()=>{this.plugin.fire("markerMouseEnter",this)})),this._marker.addEventListener("mouseleave",(()=>{this.plugin.fire("markerMouseLeave",this)})),this._marker.addEventListener("wheel",(e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))}))}if(!this._labelExternal){this._label&&(this._container.removeChild(this._label),this._label=null);let e=this._labelHTML||"<p></p>";y.isArray(e)&&(e=e.join("")),e=this._renderTemplate(e.trim());const t=document.createRange().createContextualFragment(e);this._label=t.firstChild,this._container.appendChild(this._label),this._label.style.visibility=this._markerShown&&this._labelShown?"visible":"hidden",this._label.addEventListener("wheel",(e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))}))}}_updatePosition(){const e=e=>e+"px",t=this.scene.canvas.boundary,i=t[0]+this.canvasPos[0],s=t[1]+this.canvasPos[1],r=this._marker.getBoundingClientRect().width,o=i+("right"===this._markerAlign?-1:"center"===this._markerAlign?0:1)*(r/2-12);this._marker.style.left=e(o-r/2),this._marker.style.top=e(s-12),this._marker.style["z-index"]=90005+Math.floor(this._viewPos[2])+1;const n=this._label.getBoundingClientRect().width,a=Math.sign(this._labelPosition);this._label.style.left=e(o+a*(r/2+Math.abs(this._labelPosition)+n/2)-n/2),this._label.style.top=e(s-17),this._label.style["z-index"]=90005+Math.floor(this._viewPos[2])+1}_renderTemplate(e){for(var t in this._values)if(this._values.hasOwnProperty(t)){const i=this._values[t];e=e.replace(new RegExp("{{"+t+"}}","g"),i)}return e}setFromPickResult(e){if(e.worldPos&&e.worldNormal){const t=d.normalizeVec3(e.worldNormal,Re),i=this.plugin&&this.plugin.surfaceOffset||0,s=d.mulVec3Scalar(t,i,Le),r=d.addVec3(e.worldPos,s,Ue);this.entity=e.entity,this.worldPos=r}else this.error("Param 'pickResult' does not have both worldPos and worldNormal")}setMarkerAlign(e){const t=["left","center","right"];t.includes(e)?(this._markerAlign=e,this._updatePosition()):this.error("Param 'align' should be one of: "+JSON.stringify(t))}setLabelPosition(e){"number"!=typeof e?this.error("Param 'position' is not a number"):0===e?this.error("Param 'position' is zero"):(this._labelPosition=e,this._updatePosition())}setMarkerShown(e){e=!!e,this._markerShown!==e&&(this._markerShown=e,this._visibilityDirty=!0)}getMarkerShown(){return this._markerShown}setLabelShown(e){e=!!e,this._labelShown!==e&&(this._labelShown=e,this._visibilityDirty=!0)}getLabelShown(){return this._labelShown}setField(e,t){this._values[e]=t||"",this._htmlDirty=!0}getField(e){return this._values[e]}setValues(e){for(var t in e)if(e.hasOwnProperty(t)){const i=e[t];this.setField(t,i)}}getValues(){return this._values}destroy(){this._marker&&(this._markerExternal?(this._marker.removeEventListener("click",this._onMouseClickedExternalMarker),this._marker.removeEventListener("contextmenu",this._onContextMenuExtenalMarker),this._marker.removeEventListener("mouseenter",this._onMouseEnterExternalMarker),this._marker.removeEventListener("mouseleave",this._onMouseLeaveExternalMarker),this._marker=null):(this._marker.parentNode.removeChild(this._marker),this._marker=null)),this._label&&(this._labelExternal||this._label.parentNode.removeChild(this._label),this._label=null),this.scene.off(this._onTick),super.destroy()}}class ke extends z{constructor(e,t){super("Annotations",e),this._labelHTML=t.labelHTML||"<div></div>",this._markerHTML=t.markerHTML||"<div></div>",this._container=t.container||document.body,this._values=t.values||{},this.annotations={},this.surfaceOffset=t.surfaceOffset}getContainerElement(){return this._container}send(e,t){if("clearAnnotations"===e)this.clear()}set surfaceOffset(e){null==e&&(e=.3),this._surfaceOffset=e}get surfaceOffset(){return this._surfaceOffset}createAnnotation(e){this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);var t=null;e.markerElementId&&((t=document.getElementById(e.markerElementId))||this.error("Can't find DOM element for 'markerElementId' value '"+e.markerElementId+"' - defaulting to internally-generated empty DIV"));var i=null;e.labelElementId&&((i=document.getElementById(e.labelElementId))||this.error("Can't find DOM element for 'labelElementId' value '"+e.labelElementId+"' - defaulting to internally-generated empty DIV"));const s=new Oe(this.viewer.scene,{id:e.id,plugin:this,container:this._container,markerElement:t,labelElement:i,markerHTML:e.markerHTML||this._markerHTML,labelHTML:e.labelHTML||this._labelHTML,occludable:e.occludable,values:y.apply(e.values,y.apply(this._values,{})),markerShown:e.markerShown,labelShown:e.labelShown,eye:e.eye,look:e.look,up:e.up,projection:e.projection,visible:!1!==e.visible});return e.pickResult=e.pickResult||e.pickRecord,e.pickResult?s.setFromPickResult(e.pickResult):(s.entity=e.entity,s.worldPos=e.worldPos),this.annotations[s.id]=s,s.on("destroyed",(()=>{delete this.annotations[s.id],this.fire("annotationDestroyed",s.id)})),this.fire("annotationCreated",s.id),s}destroyAnnotation(e){var t=this.annotations[e];t?t.destroy():this.log("Annotation not found: "+e)}clear(){const e=Object.keys(this.annotations);for(var t=0,i=e.length;t<i;t++)this.destroyAnnotation(e[t])}destroy(){this.clear(),super.destroy()}}class Ne extends R{get type(){return"Spinner"}constructor(e,t={}){super(e,t),this._canvas=t.canvas,this._element=null,this._isCustom=!1,t.elementId&&(this._element=document.getElementById(t.elementId),this._element?this._adjustPosition():this.error("Can't find given Spinner HTML element: '"+t.elementId+"' - will automatically create default element")),this._element||this._createDefaultSpinner(),this.processes=0}_createDefaultSpinner(){this._injectDefaultCSS();const e=document.createElement("div"),t=e.style;t["z-index"]="9000",t.position="absolute",e.innerHTML='<div class="sk-fading-circle">                <div class="sk-circle1 sk-circle"></div>                <div class="sk-circle2 sk-circle"></div>                <div class="sk-circle3 sk-circle"></div>                <div class="sk-circle4 sk-circle"></div>                <div class="sk-circle5 sk-circle"></div>                <div class="sk-circle6 sk-circle"></div>                <div class="sk-circle7 sk-circle"></div>                <div class="sk-circle8 sk-circle"></div>                <div class="sk-circle9 sk-circle"></div>                <div class="sk-circle10 sk-circle"></div>                <div class="sk-circle11 sk-circle"></div>                <div class="sk-circle12 sk-circle"></div>                </div>',this._canvas.parentElement.appendChild(e),this._element=e,this._isCustom=!1,this._adjustPosition()}_injectDefaultCSS(){const e="xeokit-spinner-css";if(document.getElementById(e))return;const t=document.createElement("style");t.innerHTML=".sk-fading-circle {        background: transparent;        margin: 20px auto;        width: 50px;        height:50px;        position: relative;        }        .sk-fading-circle .sk-circle {        width: 120%;        height: 120%;        position: absolute;        left: 0;        top: 0;        }        .sk-fading-circle .sk-circle:before {        content: '';        display: block;        margin: 0 auto;        width: 15%;        height: 15%;        background-color: #ff8800;        border-radius: 100%;        -webkit-animation: sk-circleFadeDelay 1.2s infinite ease-in-out both;        animation: sk-circleFadeDelay 1.2s infinite ease-in-out both;        }        .sk-fading-circle .sk-circle2 {        -webkit-transform: rotate(30deg);        -ms-transform: rotate(30deg);        transform: rotate(30deg);    }    .sk-fading-circle .sk-circle3 {        -webkit-transform: rotate(60deg);        -ms-transform: rotate(60deg);        transform: rotate(60deg);    }    .sk-fading-circle .sk-circle4 {        -webkit-transform: rotate(90deg);        -ms-transform: rotate(90deg);        transform: rotate(90deg);    }    .sk-fading-circle .sk-circle5 {        -webkit-transform: rotate(120deg);        -ms-transform: rotate(120deg);        transform: rotate(120deg);    }    .sk-fading-circle .sk-circle6 {        -webkit-transform: rotate(150deg);        -ms-transform: rotate(150deg);        transform: rotate(150deg);    }    .sk-fading-circle .sk-circle7 {        -webkit-transform: rotate(180deg);        -ms-transform: rotate(180deg);        transform: rotate(180deg);    }    .sk-fading-circle .sk-circle8 {        -webkit-transform: rotate(210deg);        -ms-transform: rotate(210deg);        transform: rotate(210deg);    }    .sk-fading-circle .sk-circle9 {        -webkit-transform: rotate(240deg);        -ms-transform: rotate(240deg);        transform: rotate(240deg);    }    .sk-fading-circle .sk-circle10 {        -webkit-transform: rotate(270deg);        -ms-transform: rotate(270deg);        transform: rotate(270deg);    }    .sk-fading-circle .sk-circle11 {        -webkit-transform: rotate(300deg);        -ms-transform: rotate(300deg);        transform: rotate(300deg);    }    .sk-fading-circle .sk-circle12 {        -webkit-transform: rotate(330deg);        -ms-transform: rotate(330deg);        transform: rotate(330deg);    }    .sk-fading-circle .sk-circle2:before {        -webkit-animation-delay: -1.1s;        animation-delay: -1.1s;    }    .sk-fading-circle .sk-circle3:before {        -webkit-animation-delay: -1s;        animation-delay: -1s;    }    .sk-fading-circle .sk-circle4:before {        -webkit-animation-delay: -0.9s;        animation-delay: -0.9s;    }    .sk-fading-circle .sk-circle5:before {        -webkit-animation-delay: -0.8s;        animation-delay: -0.8s;    }    .sk-fading-circle .sk-circle6:before {        -webkit-animation-delay: -0.7s;        animation-delay: -0.7s;    }    .sk-fading-circle .sk-circle7:before {        -webkit-animation-delay: -0.6s;        animation-delay: -0.6s;    }    .sk-fading-circle .sk-circle8:before {        -webkit-animation-delay: -0.5s;        animation-delay: -0.5s;    }    .sk-fading-circle .sk-circle9:before {        -webkit-animation-delay: -0.4s;        animation-delay: -0.4s;    }    .sk-fading-circle .sk-circle10:before {        -webkit-animation-delay: -0.3s;        animation-delay: -0.3s;    }    .sk-fading-circle .sk-circle11:before {        -webkit-animation-delay: -0.2s;        animation-delay: -0.2s;    }    .sk-fading-circle .sk-circle12:before {        -webkit-animation-delay: -0.1s;        animation-delay: -0.1s;    }    @-webkit-keyframes sk-circleFadeDelay {        0%, 39%, 100% { opacity: 0; }        40% { opacity: 1; }    }    @keyframes sk-circleFadeDelay {        0%, 39%, 100% { opacity: 0; }        40% { opacity: 1; }    }",t.id=e,document.body.appendChild(t)}_adjustPosition(){if(this._isCustom)return;const e=this._canvas,t=this._element,i=t.style;i.left=e.offsetLeft+.5*e.clientWidth-.5*t.clientWidth+"px",i.top=e.offsetTop+.5*e.clientHeight-.5*t.clientHeight+"px"}set processes(e){if(e=e||0,this._processes===e)return;if(e<0)return;const t=this._processes;this._processes=e;const i=this._element;i&&(i.style.visibility=this._processes>0?"visible":"hidden"),this.fire("processes",this._processes),0===this._processes&&this._processes!==t&&this.fire("zeroProcesses",this._processes)}get processes(){return this._processes}_destroy(){this._element&&!this._isCustom&&(this._element.parentNode.removeChild(this._element),this._element=null);const e=document.getElementById("xeokit-spinner-css");e&&e.parentNode.removeChild(e)}}const Qe=["webgl2","experimental-webgl","webkit-3d","moz-webgl","moz-glweb20"];class Ve extends R{constructor(e,t={}){super(e,t),this._backgroundColor=d.vec3([t.backgroundColor?t.backgroundColor[0]:1,t.backgroundColor?t.backgroundColor[1]:1,t.backgroundColor?t.backgroundColor[2]:1]),this._backgroundColorFromAmbientLight=!!t.backgroundColorFromAmbientLight,this.canvas=t.canvas,this.gl=null,this.webgl2=!1,this.transparent=!!t.transparent,this.contextAttr=t.contextAttr||{},this.contextAttr.alpha=this.transparent,this.contextAttr.preserveDrawingBuffer=!!this.contextAttr.preserveDrawingBuffer,this.contextAttr.stencil=!1,this.contextAttr.premultipliedAlpha=!!this.contextAttr.premultipliedAlpha,this.contextAttr.antialias=!1!==this.contextAttr.antialias,this.resolutionScale=t.resolutionScale,this.canvas.width=Math.round(this.canvas.clientWidth*this._resolutionScale),this.canvas.height=Math.round(this.canvas.clientHeight*this._resolutionScale),this.boundary=[this.canvas.offsetLeft,this.canvas.offsetTop,this.canvas.clientWidth,this.canvas.clientHeight],this._initWebGL(t);const i=this;this.canvas.addEventListener("webglcontextlost",this._webglcontextlostListener=function(e){console.time("webglcontextrestored"),i.scene._webglContextLost(),i.fire("webglcontextlost"),e.preventDefault()},!1),this.canvas.addEventListener("webglcontextrestored",this._webglcontextrestoredListener=function(e){i._initWebGL(),i.gl&&(i.scene._webglContextRestored(i.gl),i.fire("webglcontextrestored",i.gl),e.preventDefault()),console.timeEnd("webglcontextrestored")},!1);let s=!0;new ResizeObserver((e=>{for(const t of e)t.contentBoxSize&&(s=!0)})).observe(this.canvas),this._tick=this.scene.on("tick",(()=>{s&&(s=!1,i.canvas.width=Math.round(i.canvas.clientWidth*i._resolutionScale),i.canvas.height=Math.round(i.canvas.clientHeight*i._resolutionScale),i.boundary[0]=i.canvas.offsetLeft,i.boundary[1]=i.canvas.offsetTop,i.boundary[2]=i.canvas.clientWidth,i.boundary[3]=i.canvas.clientHeight,i.fire("boundary",i.boundary))})),this._spinner=new Ne(this.scene,{canvas:this.canvas,elementId:t.spinnerElementId})}get type(){return"Canvas"}get backgroundColorFromAmbientLight(){return this._backgroundColorFromAmbientLight}set backgroundColorFromAmbientLight(e){this._backgroundColorFromAmbientLight=!1!==e,this.glRedraw()}get backgroundColor(){return this._backgroundColor}set backgroundColor(e){e?(this._backgroundColor[0]=e[0],this._backgroundColor[1]=e[1],this._backgroundColor[2]=e[2]):(this._backgroundColor[0]=1,this._backgroundColor[1]=1,this._backgroundColor[2]=1),this.glRedraw()}get resolutionScale(){return this._resolutionScale}set resolutionScale(e){if((e=e||1)===this._resolutionScale)return;this._resolutionScale=e;const t=this.canvas;t.width=Math.round(t.clientWidth*this._resolutionScale),t.height=Math.round(t.clientHeight*this._resolutionScale),this.glRedraw()}get spinner(){return this._spinner}_createCanvas(){const e="xeokit-canvas-"+d.createUUID(),t=document.getElementsByTagName("body")[0],i=document.createElement("div"),s=i.style;s.height="100%",s.width="100%",s.padding="0",s.margin="0",s.background="rgba(0,0,0,0);",s.float="left",s.left="0",s.top="0",s.position="absolute",s.opacity="1.0",s["z-index"]="-10000",i.innerHTML+='<canvas id="'+e+'" style="width: 100%; height: 100%; float: left; margin: 0; padding: 0;"></canvas>',t.appendChild(i),this.canvas=document.getElementById(e)}_getElementXY(e){let t=0,i=0;for(;e;)t+=e.offsetLeft-e.scrollLeft,i+=e.offsetTop-e.scrollTop,e=e.offsetParent;return{x:t,y:i}}_initWebGL(){if(!this.gl)for(let e=0;!this.gl&&e<Qe.length;e++)try{this.gl=this.canvas.getContext(Qe[e],this.contextAttr)}catch(e){}this.gl||(this.error("Failed to get a WebGL context"),this.fire("webglContextFailed",!0,!0));{const e=this.gl;let t="__",i=e.activeTexture;e.activeTexture=function(e){t!==e&&(t=e,i.call(this,e))};let s={},r=e.bindTexture;e.bindTexture=function(e,i){s[t]!==i&&(s[t]=i,r.call(this,e,i))}}this.gl&&this.webgl2&&(this.gl.hint(this.gl.FRAGMENT_SHADER_DERIVATIVE_HINT,this.gl.FASTEST),this.gl,WebGL2RenderingContext)}getSnapshot(e){throw"Canvas#getSnapshot() has been replaced by Viewer#getSnapshot() - use that method instead."}readPixels(e,t,i,s){return this.scene._renderer.readPixels(e,t,i,s)}loseWebGLContext(){this.canvas.loseContext&&this.canvas.loseContext()}destroy(){this.scene.off(this._tick),this._spinner._destroy(),this.canvas.removeEventListener("webglcontextlost",this._webglcontextlostListener),this.canvas.removeEventListener("webglcontextrestored",this._webglcontextrestoredListener),this.gl=null,super.destroy()}}class He{constructor(e){this._scene=e,this._matPool=[],this._matPoolNextFreeIndex=0,this._rtcViewMats={},this._rtcPickViewMats={},this.reset()}reset(){this._matPoolNextFreeIndex=0,this._rtcViewMats={},this._rtcPickViewMats={},this.gl=this._scene.canvas.gl,this.lastProgramId=null,this.pbrEnabled=!1,this.colorTextureEnabled=!1,this.withSAO=!1,this.backfaces=!1,this.frontface=!0,this.textureUnit=0,this.drawElements=0,this.drawArrays=0,this.useProgram=0,this.bindTexture=0,this.bindArray=0,this.pass=0,this.shadowViewMatrix=null,this.shadowProjMatrix=null,this.pickViewMatrix=null,this.pickProjMatrix=null,this.pickZNear=.01,this.pickZFar=5e3,this.pickInvisible=!1,this.pickElementsCount=null,this.pickElementsOffset=null,this.lineWidth=1,this.snapPickLayerParams={},this.snapPickLayerNumber=0,this.snapPickCoordinateScale=d.vec3(),this.snapPickOrigin=d.vec3()}getRTCViewMatrix(e,t){let i=this._rtcViewMats[e];return i||(i=this._getNewMat(),Y(this._scene.camera.viewMatrix,t,i),this._rtcViewMats[e]=i),i}getRTCPickViewMatrix(e,t){let i=this._rtcPickViewMats[e];if(!i){i=this._getNewMat();const s=this.pickViewMatrix||this._scene.camera.viewMatrix;Y(s,t,i),this._rtcPickViewMats[e]=i}return i}_getNewMat(){let e=this._matPool[this._matPoolNextFreeIndex];return e||(e=d.mat4(),this._matPool[this._matPoolNextFreeIndex]=e),this._matPoolNextFreeIndex++,e}}const je={WEBGL:!1,SUPPORTED_EXTENSIONS:{}},Ge=document.createElement("canvas");if(Ge){const e=Ge.getContext("webgl",{antialias:!0})||Ge.getContext("experimental-webgl",{antialias:!0});je.WEBGL=!!e,je.WEBGL&&(je.ANTIALIAS=e.getContextAttributes().antialias,e.getShaderPrecisionFormat?e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.HIGH_FLOAT).precision>0?je.FS_MAX_FLOAT_PRECISION="highp":e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.MEDIUM_FLOAT).precision>0?je.FS_MAX_FLOAT_PRECISION="mediump":je.FS_MAX_FLOAT_PRECISION="lowp":je.FS_MAX_FLOAT_PRECISION="mediump",je.DEPTH_BUFFER_BITS=e.getParameter(e.DEPTH_BITS),je.MAX_TEXTURE_SIZE=e.getParameter(e.MAX_TEXTURE_SIZE),je.MAX_CUBE_MAP_SIZE=e.getParameter(e.MAX_CUBE_MAP_TEXTURE_SIZE),je.MAX_RENDERBUFFER_SIZE=e.getParameter(e.MAX_RENDERBUFFER_SIZE),je.MAX_TEXTURE_UNITS=e.getParameter(e.MAX_COMBINED_TEXTURE_IMAGE_UNITS),je.MAX_TEXTURE_IMAGE_UNITS=e.getParameter(e.MAX_TEXTURE_IMAGE_UNITS),je.MAX_VERTEX_ATTRIBS=e.getParameter(e.MAX_VERTEX_ATTRIBS),je.MAX_VERTEX_UNIFORM_VECTORS=e.getParameter(e.MAX_VERTEX_UNIFORM_VECTORS),je.MAX_FRAGMENT_UNIFORM_VECTORS=e.getParameter(e.MAX_FRAGMENT_UNIFORM_VECTORS),je.MAX_VARYING_VECTORS=e.getParameter(e.MAX_VARYING_VECTORS),e.getSupportedExtensions().forEach((function(e){je.SUPPORTED_EXTENSIONS[e]=!0})))}class ze{constructor(){this.entity=null,this.primitive=null,this.primIndex=-1,this.pickSurfacePrecision=!1,this.touchInput=!1,this.snappedToEdge=!1,this.snappedToVertex=!1,this._origin=new Float64Array([0,0,0]),this._direction=new Float64Array([0,0,0]),this._indices=new Int32Array(3),this._localPos=new Float64Array([0,0,0]),this._worldPos=new Float64Array([0,0,0]),this._viewPos=new Float64Array([0,0,0]),this._canvasPos=new Int16Array([0,0]),this._snappedCanvasPos=new Int16Array([0,0]),this._bary=new Float64Array([0,0,0]),this._worldNormal=new Float64Array([0,0,0]),this._uv=new Float64Array([0,0]),this.reset()}get canvasPos(){return this._gotCanvasPos?this._canvasPos:null}set canvasPos(e){e?(this._canvasPos[0]=e[0],this._canvasPos[1]=e[1],this._gotCanvasPos=!0):this._gotCanvasPos=!1}get origin(){return this._gotOrigin?this._origin:null}set origin(e){e?(this._origin[0]=e[0],this._origin[1]=e[1],this._origin[2]=e[2],this._gotOrigin=!0):this._gotOrigin=!1}get direction(){return this._gotDirection?this._direction:null}set direction(e){e?(this._direction[0]=e[0],this._direction[1]=e[1],this._direction[2]=e[2],this._gotDirection=!0):this._gotDirection=!1}get indices(){return this.entity&&this._gotIndices?this._indices:null}set indices(e){e?(this._indices[0]=e[0],this._indices[1]=e[1],this._indices[2]=e[2],this._gotIndices=!0):this._gotIndices=!1}get localPos(){return this.entity&&this._gotLocalPos?this._localPos:null}set localPos(e){e?(this._localPos[0]=e[0],this._localPos[1]=e[1],this._localPos[2]=e[2],this._gotLocalPos=!0):this._gotLocalPos=!1}get snappedCanvasPos(){return this._gotSnappedCanvasPos?this._snappedCanvasPos:null}set snappedCanvasPos(e){e?(this._snappedCanvasPos[0]=e[0],this._snappedCanvasPos[1]=e[1],this._gotSnappedCanvasPos=!0):this._gotSnappedCanvasPos=!1}get worldPos(){return this._gotWorldPos?this._worldPos:null}set worldPos(e){e?(this._worldPos[0]=e[0],this._worldPos[1]=e[1],this._worldPos[2]=e[2],this._gotWorldPos=!0):this._gotWorldPos=!1}get viewPos(){return this.entity&&this._gotViewPos?this._viewPos:null}set viewPos(e){e?(this._viewPos[0]=e[0],this._viewPos[1]=e[1],this._viewPos[2]=e[2],this._gotViewPos=!0):this._gotViewPos=!1}get bary(){return this.entity&&this._gotBary?this._bary:null}set bary(e){e?(this._bary[0]=e[0],this._bary[1]=e[1],this._bary[2]=e[2],this._gotBary=!0):this._gotBary=!1}get worldNormal(){return this.entity&&this._gotWorldNormal?this._worldNormal:null}set worldNormal(e){e?(this._worldNormal[0]=e[0],this._worldNormal[1]=e[1],this._worldNormal[2]=e[2],this._gotWorldNormal=!0):this._gotWorldNormal=!1}get uv(){return this.entity&&this._gotUV?this._uv:null}set uv(e){e?(this._uv[0]=e[0],this._uv[1]=e[1],this._gotUV=!0):this._gotUV=!1}get snapped(){return this.snappedToEdge||this.snappedToVertex}reset(){this.entity=null,this.primIndex=-1,this.primitive=null,this.pickSurfacePrecision=!1,this._gotCanvasPos=!1,this._gotSnappedCanvasPos=!1,this._gotOrigin=!1,this._gotDirection=!1,this._gotIndices=!1,this._gotLocalPos=!1,this._gotWorldPos=!1,this._gotViewPos=!1,this._gotBary=!1,this._gotWorldNormal=!1,this._gotUV=!1,this.touchInput=!1,this.snappedToEdge=!1,this.snappedToVertex=!1}}class We{constructor(e,t,i){if(this.allocated=!1,this.compiled=!1,this.handle=e.createShader(t),this.handle){if(this.allocated=!0,e.shaderSource(this.handle,i),e.compileShader(this.handle),this.compiled=e.getShaderParameter(this.handle,e.COMPILE_STATUS),!this.compiled&&!e.isContextLost()){const t=i.split("\n"),s=[];for(let e=0;e<t.length;e++)s.push(e+1+": "+t[e]+"\n");this.errors=[],this.errors.push(""),this.errors.push(e.getShaderInfoLog(this.handle)),this.errors=this.errors.concat(s.join(""))}}else this.errors=["Failed to allocate"]}destroy(){}}class Ke{constructor(e,t){this.bindTexture=function(i,s){return!!i.bind(s)&&(e.uniform1i(t,s),!0)}}}class Xe{constructor(e,t){this._gl=e,this.location=t}bindArrayBuffer(e){e&&(e.bind(),this._gl.enableVertexAttribArray(this.location),this._gl.vertexAttribPointer(this.location,e.itemSize,e.itemType,e.normalized,e.stride,e.offset))}}const Je=new e({});function Ye(e){const t=[];let i,s;for(let r=0,o=e.length;r<o;r++)i=e[r],s=i.indexOf("/"),s>0&&"/"===i.charAt(s+1)&&(i=i.substring(0,s)),t.push(i);return t.join("\n")}function Ze(e){console.error(e.join("\n"))}class qe{constructor(e,t){this.id=Je.addItem({}),this.source=t,this.init(e)}init(e){if(this.gl=e,this.allocated=!1,this.compiled=!1,this.linked=!1,this.validated=!1,this.errors=null,this.uniforms={},this.samplers={},this.attributes={},this._vertexShader=new We(e,e.VERTEX_SHADER,Ye(this.source.vertex)),this._fragmentShader=new We(e,e.FRAGMENT_SHADER,Ye(this.source.fragment)),!this._vertexShader.allocated)return this.errors=["Vertex shader failed to allocate"].concat(this._vertexShader.errors),void Ze(this.errors);if(!this._fragmentShader.allocated)return this.errors=["Fragment shader failed to allocate"].concat(this._fragmentShader.errors),void Ze(this.errors);if(this.allocated=!0,!this._vertexShader.compiled)return this.errors=["Vertex shader failed to compile"].concat(this._vertexShader.errors),void Ze(this.errors);if(!this._fragmentShader.compiled)return this.errors=["Fragment shader failed to compile"].concat(this._fragmentShader.errors),void Ze(this.errors);let t,i,s,r,o;if(this.compiled=!0,this.handle=e.createProgram(),!this.handle)return void(this.errors=["Failed to allocate program"]);if(e.attachShader(this.handle,this._vertexShader.handle),e.attachShader(this.handle,this._fragmentShader.handle),e.linkProgram(this.handle),this.linked=e.getProgramParameter(this.handle,e.LINK_STATUS),this.validated=!0,!this.linked||!this.validated)return this.errors=[],this.errors.push(""),this.errors.push(e.getProgramInfoLog(this.handle)),this.errors.push("\nVertex shader:\n"),this.errors=this.errors.concat(this.source.vertex),this.errors.push("\nFragment shader:\n"),this.errors=this.errors.concat(this.source.fragment),void Ze(this.errors);const n=e.getProgramParameter(this.handle,e.ACTIVE_UNIFORMS);for(i=0;i<n;++i)s=e.getActiveUniform(this.handle,i),s&&(r=s.name,"\0"===r[r.length-1]&&(r=r.substr(0,r.length-1)),o=e.getUniformLocation(this.handle,r),s.type===e.SAMPLER_2D||s.type===e.SAMPLER_CUBE||35682===s.type||e instanceof WebGL2RenderingContext&&(s.type===e.UNSIGNED_INT_SAMPLER_2D||s.type===e.INT_SAMPLER_2D)?this.samplers[r]=new Ke(e,o):this.uniforms[r]=o);const a=e.getProgramParameter(this.handle,e.ACTIVE_ATTRIBUTES);for(i=0;i<a;i++)t=e.getActiveAttrib(this.handle,i),t&&(o=e.getAttribLocation(this.handle,t.name),this.attributes[t.name]=new Xe(e,o));this.allocated=!0}bind(){this.allocated&&this.gl.useProgram(this.handle)}getLocation(e){if(this.allocated)return this.uniforms[e]}getAttribute(e){if(this.allocated)return this.attributes[e]}bindTexture(e,t,i){if(!this.allocated)return!1;const s=this.samplers[e];return!!s&&s.bindTexture(t,i)}destroy(){this.allocated&&(Je.removeItem(this.id),this.gl.deleteProgram(this.handle),this.gl.deleteShader(this._vertexShader.handle),this.gl.deleteShader(this._fragmentShader.handle),this.handle=null,this.attributes=null,this.uniforms=null,this.samplers=null,this.allocated=!1)}}class $e{constructor(e,t,i,s,r,o,n,a,l){switch(this._gl=e,this.type=t,this.allocated=!1,i.constructor){case Uint8Array:this.itemType=e.UNSIGNED_BYTE,this.itemByteSize=1;break;case Int8Array:this.itemType=e.BYTE,this.itemByteSize=1;break;case Uint16Array:this.itemType=e.UNSIGNED_SHORT,this.itemByteSize=2;break;case Int16Array:this.itemType=e.SHORT,this.itemByteSize=2;break;case Uint32Array:this.itemType=e.UNSIGNED_INT,this.itemByteSize=4;break;case Int32Array:this.itemType=e.INT,this.itemByteSize=4;break;default:this.itemType=e.FLOAT,this.itemByteSize=4}this.usage=o,this.length=0,this.dataLength=s,this.numItems=0,this.itemSize=r,this.normalized=!!n,this.stride=a||0,this.offset=l||0,this._allocate(i)}_allocate(e){if(this.allocated=!1,this._handle=this._gl.createBuffer(),!this._handle)throw"Failed to allocate WebGL ArrayBuffer";this._handle&&(this._gl.bindBuffer(this.type,this._handle),this._gl.bufferData(this.type,e.length>this.dataLength?e.slice(0,this.dataLength):e,this.usage),this._gl.bindBuffer(this.type,null),this.length=e.length,this.numItems=this.length/this.itemSize,this.allocated=!0)}setData(e,t){this.allocated&&(e.length+(t||0)>this.length?(this.destroy(),this._allocate(e)):(this._gl.bindBuffer(this.type,this._handle),t||0===t?this._gl.bufferSubData(this.type,t*this.itemByteSize,e):this._gl.bufferData(this.type,e,this.usage),this._gl.bindBuffer(this.type,null)))}bind(){this.allocated&&this._gl.bindBuffer(this.type,this._handle)}unbind(){this.allocated&&this._gl.bindBuffer(this.type,null)}destroy(){this.allocated&&(this._gl.deleteBuffer(this._handle),this._handle=null,this.allocated=!1)}}class et{constructor(e,t){this.scene=e,this.aabb=d.AABB3(),this.origin=d.vec3(t),this.originHash=this.origin.join(),this.numMarkers=0,this.markers={},this.markerList=[],this.markerIndices={},this.positions=[],this.indices=[],this.positionsBuf=null,this.lenPositionsBuf=0,this.indicesBuf=null,this.sectionPlanesActive=[],this.culledBySectionPlanes=!1,this.occlusionTestList=[],this.lenOcclusionTestList=0,this.pixels=[],this.aabbDirty=!1,this.markerListDirty=!1,this.positionsDirty=!0,this.occlusionTestListDirty=!1}addMarker(e){this.markers[e.id]=e,this.markerListDirty=!0,this.numMarkers++}markerWorldPosUpdated(e){if(!this.markers[e.id])return;const t=this.markerIndices[e.id];this.positions[3*t+0]=e.worldPos[0],this.positions[3*t+1]=e.worldPos[1],this.positions[3*t+2]=e.worldPos[2],this.positionsDirty=!0}removeMarker(e){delete this.markers[e.id],this.markerListDirty=!0,this.numMarkers--}update(){this.markerListDirty&&(this._buildMarkerList(),this.markerListDirty=!1,this.positionsDirty=!0,this.occlusionTestListDirty=!0),this.positionsDirty&&(this._buildPositions(),this.positionsDirty=!1,this.aabbDirty=!0,this.vbosDirty=!0),this.aabbDirty&&(this._buildAABB(),this.aabbDirty=!1),this.vbosDirty&&(this._buildVBOs(),this.vbosDirty=!1),this.occlusionTestListDirty&&this._buildOcclusionTestList(),this._updateActiveSectionPlanes()}_buildMarkerList(){for(var e in this.numMarkers=0,this.markers)this.markers.hasOwnProperty(e)&&(this.markerList[this.numMarkers]=this.markers[e],this.markerIndices[e]=this.numMarkers,this.numMarkers++);this.markerList.length=this.numMarkers}_buildPositions(){let e=0;for(let t=0;t<this.numMarkers;t++)if(this.markerList[t]){const i=this.markerList[t].rtcPos;this.positions[e++]=i[0],this.positions[e++]=i[1],this.positions[e++]=i[2],this.indices[t]=t}this.positions.length=3*this.numMarkers,this.indices.length=this.numMarkers}_buildAABB(){const e=this.aabb;d.collapseAABB3(e),d.expandAABB3Points3(e,this.positions);const t=this.origin;e[0]+=t[0],e[1]+=t[1],e[2]+=t[2],e[3]+=t[0],e[4]+=t[1],e[5]+=t[2]}_buildVBOs(){if(this.positionsBuf){if(this.lenPositionsBuf===this.positions.length)return void this.positionsBuf.setData(new Float32Array(this.positions));this.positionsBuf.destroy(),this.positionsBuf=null,this.indicesBuf.destroy(),this.indicesBuf=null}const e=this.scene.canvas.gl,t=3*this.numMarkers,i=this.numMarkers;this.positionsBuf=new $e(e,e.ARRAY_BUFFER,new Float32Array(this.positions),t,3,e.STATIC_DRAW),this.indicesBuf=new $e(e,e.ELEMENT_ARRAY_BUFFER,new Uint16Array(this.indices),i,1,e.STATIC_DRAW),this.lenPositionsBuf=this.positions.length}_buildOcclusionTestList(){const e=this.scene.canvas,t=this.scene.camera.perspective.near,i=e.boundary,s=i[2],r=i[3];let o=0;this.lenOcclusionTestList=0;for(let e=0;e<this.numMarkers;e++){const i=this.markerList[e];if(i.viewPos[2]>-t){i._setVisible(!1);continue}const n=i.canvasPos,a=n[0],l=n[1];a+10<0||l+10<0||a-10>s||l-10>r?i._setVisible(!1):!i.entity||i.entity.visible?i.occludable?(this.occlusionTestList[this.lenOcclusionTestList++]=i,this.pixels[o++]=a,this.pixels[o++]=l):i._setVisible(!0):i._setVisible(!1)}}_updateActiveSectionPlanes(){const e=this.scene._sectionPlanesState.sectionPlanes,t=e.length;if(t>0)for(let i=0;i<t;i++){const t=e[i];if(t.active){const e=d.planeAABB3Intersect(t.dir,t.dist,this.aabb);if(-1===e)return void(this.culledBySectionPlanes=!0);const s=0===e;this.sectionPlanesActive[i]=s}else this.sectionPlanesActive[i]=!1}this.culledBySectionPlanes=!1}destroy(){this.markers={},this.markerList.length=0,this.positionsBuf&&this.positionsBuf.destroy(),this.indicesBuf&&this.indicesBuf.destroy()}}const tt=d.vec3([1,0,0]),it=d.vec3();class st{constructor(e,t){this._scene=e,this._renderBufferManager=t,this._occlusionLayers={},this._occlusionLayersList=[],this._occlusionLayersListDirty=!1,this._shaderSource=null,this._program=null,this._shaderSourceHash=null,this._shaderSourceDirty=!0,this._programDirty=!1,this._markersToOcclusionLayersMap={},this._onCameraViewMatrix=e.camera.on("viewMatrix",(()=>{this._occlusionTestListDirty=!0})),this._onCameraProjMatrix=e.camera.on("projMatrix",(()=>{this._occlusionTestListDirty=!0})),this._onCanvasBoundary=e.canvas.on("boundary",(()=>{this._occlusionTestListDirty=!0}))}addMarker(e){const t=e.origin.join();let i=this._occlusionLayers[t];i||(i=new et(this._scene,e.origin),this._occlusionLayers[i.originHash]=i,this._occlusionLayersListDirty=!0),i.addMarker(e),this._markersToOcclusionLayersMap[e.id]=i,this._occlusionTestListDirty=!0}markerWorldPosUpdated(e){const t=this._markersToOcclusionLayersMap[e.id];if(!t)return;const i=e.origin.join();if(i!==t.originHash){1===t.numMarkers?(t.destroy(),delete this._occlusionLayers[t.originHash],this._occlusionLayersListDirty=!0):t.removeMarker(e);let s=this._occlusionLayers[i];s||(s=new et(this._scene,e.origin),this._occlusionLayers[i]=s,this._occlusionLayersListDirty=!0),s.addMarker(e),this._markersToOcclusionLayersMap[e.id]=s}else t.markerWorldPosUpdated(e)}removeMarker(e){const t=e.origin.join();let i=this._occlusionLayers[t];i&&(1===i.numMarkers?(i.destroy(),delete this._occlusionLayers[i.originHash],this._occlusionLayersListDirty=!0):i.removeMarker(e),delete this._markersToOcclusionLayersMap[e.id])}get needOcclusionTest(){return this._occlusionTestListDirty}bindRenderBuf(){const e=[this._scene.canvas.canvas.id,this._scene._sectionPlanesState.getHash()].join(";");if(e!==this._shaderSourceHash&&(this._shaderSourceHash=e,this._shaderSourceDirty=!0),this._shaderSourceDirty&&(this._buildShaderSource(),this._shaderSourceDirty=!1,this._programDirty=!0),this._programDirty&&(this._buildProgram(),this._programDirty=!1,this._occlusionTestListDirty=!0),this._occlusionLayersListDirty&&(this._buildOcclusionLayersList(),this._occlusionLayersListDirty=!1),this._occlusionTestListDirty){for(let e=0,t=this._occlusionLayersList.length;e<t;e++){this._occlusionLayersList[e].occlusionTestListDirty=!0}this._occlusionTestListDirty=!1}this._readPixelBuf=this._renderBufferManager.getRenderBuffer("occlusionReadPix"),this._readPixelBuf.bind(),this._readPixelBuf.clear()}_buildOcclusionLayersList(){let e=0;for(let t in this._occlusionLayers)this._occlusionLayers.hasOwnProperty(t)&&(this._occlusionLayersList[e++]=this._occlusionLayers[t]);this._occlusionLayersList.length=e}_buildShaderSource(){this._shaderSource={vertex:this._buildVertexShaderSource(),fragment:this._buildFragmentShaderSource()}}_buildVertexShaderSource(){const e=this._scene,t=e._sectionPlanesState.sectionPlanes.length>0,i=[];return i.push("#version 300 es"),i.push("// OcclusionTester vertex shader"),i.push("in vec3 position;"),i.push("uniform mat4 modelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&i.push("out vec4 vWorldPosition;"),i.push("void main(void) {"),i.push("vec4 worldPosition = vec4(position, 1.0); "),i.push("   vec4 viewPosition = viewMatrix * worldPosition;"),t&&i.push("   vWorldPosition = worldPosition;"),i.push("   vec4 clipPos = projMatrix * viewPosition;"),i.push("   gl_PointSize = 20.0;"),e.logarithmicDepthBufferEnabled?i.push("vFragDepth = 1.0 + clipPos.w;"):e.markerZOffset<0&&i.push("clipPos.z += "+e.markerZOffset+";"),i.push("   gl_Position = clipPos;"),i.push("}"),i}_buildFragmentShaderSource(){const e=this._scene,t=e._sectionPlanesState,i=t.sectionPlanes.length>0,s=[];if(s.push("#version 300 es"),s.push("// OcclusionTester fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;");for(let e=0;e<t.sectionPlanes.length;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  float dist = 0.0;");for(var r=0;r<t.sectionPlanes.length;r++)s.push("if (sectionPlaneActive"+r+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vec4(1.0, 0.0, 0.0, 1.0); "),s.push("}"),s}_buildProgram(){this._program&&this._program.destroy();const e=this._scene,t=e.canvas.gl,i=e._sectionPlanesState;if(this._program=new qe(t,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,t=i.sectionPlanes.length;e<t;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC"))}drawMarkers(){const e=this._scene,t=e.canvas.gl,i=this._program,s=e._sectionPlanesState,r=e.camera,o=e.camera.project;if(i.bind(),t.uniformMatrix4fv(this._uProjMatrix,!1,r._project._state.matrix),e.logarithmicDepthBufferEnabled){const e=2/(Math.log(o.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,e)}for(let e=0,i=this._occlusionLayersList.length;e<i;e++){const i=this._occlusionLayersList[e];if(i.update(),i.culledBySectionPlanes)continue;const o=i.origin;t.uniformMatrix4fv(this._uViewMatrix,!1,Y(r.viewMatrix,o));const n=s.sectionPlanes.length;if(n>0){const e=s.sectionPlanes;for(let s=0;s<n;s++){const r=this._uSectionPlanes[s];if(r){const n=i.sectionPlanesActive[s];if(t.uniform1i(r.active,n?1:0),n){const i=e[s];t.uniform3fv(r.pos,ee(i.dist,i.dir,o,it)),t.uniform3fv(r.dir,i.dir)}}}}this._aPosition.bindArrayBuffer(i.positionsBuf);const a=i.indicesBuf;a.bind(),t.drawElements(t.POINTS,a.numItems,a.itemType,0)}}doOcclusionTest(){{const e=this._scene.canvas.resolutionScale,t=255*tt[0],i=255*tt[1],s=255*tt[2];for(let r=0,o=this._occlusionLayersList.length;r<o;r++){const o=this._occlusionLayersList[r];for(let r=0;r<o.lenOcclusionTestList;r++){const n=o.occlusionTestList[r],a=2*r,l=this._readPixelBuf.read(Math.round(o.pixels[a]*e),Math.round(o.pixels[a+1]*e)),A=l[0]===t&&l[1]===i&&l[2]===s;n._setVisible(A)}}}}unbindRenderBuf(){this._readPixelBuf.unbind()}destroy(){if(!this.destroyed){for(let e=0,t=this._occlusionLayersList.length;e<t;e++){this._occlusionLayersList[e].destroy()}this._program&&this._program.destroy(),this._scene.camera.off(this._onCameraViewMatrix),this._scene.camera.off(this._onCameraProjMatrix),this._scene.canvas.off(this._onCanvasBoundary),this.destroyed=!0}}}const rt=d.vec2();class ot{constructor(e){this._scene=e,this._numSamples=null,this._program=null,this._programError=!1,this._aPosition=null,this._aUV=null,this._uDepthTexture="uDepthTexture",this._uCameraNear=null,this._uCameraFar=null,this._uCameraProjectionMatrix=null,this._uCameraInverseProjectionMatrix=null,this._uScale=null,this._uIntensity=null,this._uBias=null,this._uKernelRadius=null,this._uMinResolution=null,this._uRandomSeed=null,this._uvBuf=null,this._positionsBuf=null,this._indicesBuf=null}render(e){if(this._build(),this._programError)return;this._getInverseProjectMat||(this._getInverseProjectMat=(()=>{let e=!0;this._scene.camera.on("projMatrix",(function(){e=!0}));const t=d.mat4();return()=>(e&&d.inverseMat4(s.camera.projMatrix,t),t)})());const t=this._scene.canvas.gl,i=this._program,s=this._scene,r=s.sao,o=t.drawingBufferWidth,n=t.drawingBufferHeight,a=s.camera.project._state,l=a.near,A=a.far,h=a.matrix,c=this._getInverseProjectMat(),u=Math.random(),p="perspective"===s.camera.projection;rt[0]=o,rt[1]=n,t.viewport(0,0,o,n),t.clearColor(0,0,0,1),t.disable(t.DEPTH_TEST),t.disable(t.BLEND),t.frontFace(t.CCW),t.clear(t.COLOR_BUFFER_BIT),i.bind(),t.uniform1f(this._uCameraNear,l),t.uniform1f(this._uCameraFar,A),t.uniformMatrix4fv(this._uCameraProjectionMatrix,!1,h),t.uniformMatrix4fv(this._uCameraInverseProjectionMatrix,!1,c),t.uniform1i(this._uPerspective,p),t.uniform1f(this._uScale,r.scale*(A/5)),t.uniform1f(this._uIntensity,r.intensity),t.uniform1f(this._uBias,r.bias),t.uniform1f(this._uKernelRadius,r.kernelRadius),t.uniform1f(this._uMinResolution,r.minResolution),t.uniform2fv(this._uViewport,rt),t.uniform1f(this._uRandomSeed,u);const f=e.getDepthTexture();i.bindTexture(this._uDepthTexture,f,0),this._aUV.bindArrayBuffer(this._uvBuf),this._aPosition.bindArrayBuffer(this._positionsBuf),this._indicesBuf.bind(),t.drawElements(t.TRIANGLES,this._indicesBuf.numItems,this._indicesBuf.itemType,0)}_build(){let e=!1;const t=this._scene.sao;if(t.numSamples!==this._numSamples&&(this._numSamples=Math.floor(t.numSamples),e=!0),!e)return;const i=this._scene.canvas.gl;if(this._program&&(this._program.destroy(),this._program=null),this._program=new qe(i,{vertex:["#version 300 es\n                    precision highp float;\n                    precision highp int;\n                    \n                    in vec3 aPosition;\n                    in vec2 aUV;            \n                    \n                    out vec2 vUV;\n                    \n                    void main () {\n                        gl_Position = vec4(aPosition, 1.0);\n                        vUV = aUV;\n                    }"],fragment:[`#version 300 es      \n                precision highp float;\n                precision highp int;           \n                \n                #define NORMAL_TEXTURE 0\n                #define PI 3.14159265359\n                #define PI2 6.28318530718\n                #define EPSILON 1e-6\n                #define NUM_SAMPLES ${this._numSamples}\n                #define NUM_RINGS 4              \n            \n                in vec2        vUV;\n            \n                uniform sampler2D   uDepthTexture;\n               \n                uniform float       uCameraNear;\n                uniform float       uCameraFar;\n                uniform mat4        uProjectMatrix;\n                uniform mat4        uInverseProjectMatrix;\n                \n                uniform bool        uPerspective;\n\n                uniform float       uScale;\n                uniform float       uIntensity;\n                uniform float       uBias;\n                uniform float       uKernelRadius;\n                uniform float       uMinResolution;\n                uniform vec2        uViewport;\n                uniform float       uRandomSeed;\n\n                float pow2( const in float x ) { return x*x; }\n                \n                highp float rand( const in vec2 uv ) {\n                    const highp float a = 12.9898, b = 78.233, c = 43758.5453;\n                    highp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n                    return fract(sin(sn) * c);\n                }\n\n                vec3 packNormalToRGB( const in vec3 normal ) {\n                    return normalize( normal ) * 0.5 + 0.5;\n                }\n\n                vec3 unpackRGBToNormal( const in vec3 rgb ) {\n                    return 2.0 * rgb.xyz - 1.0;\n                }\n\n                const float packUpscale = 256. / 255.;\n                const float unpackDownScale = 255. / 256.; \n\n                const vec3 packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\n                const vec4 unPackFactors = unpackDownScale / vec4( packFactors, 1. );   \n\n                const float shiftRights = 1. / 256.;\n\n                vec4 packFloatToRGBA( const in float v ) {\n                    vec4 r = vec4( fract( v * packFactors ), v );\n                    r.yzw -= r.xyz * shiftRights; \n                    return r * packUpscale;\n                }\n\n                float unpackRGBAToFloat( const in vec4 v ) {                   \n                    return dot( floor( v * 255.0 + 0.5 ) / 255.0, unPackFactors );\n                }\n                \n                float perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n                    return ( near * far ) / ( ( far - near ) * invClipZ - far );\n                }\n\n                float orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n                    return linearClipZ * ( near - far ) - near;\n                }\n                \n                float getDepth( const in vec2 screenPosition ) {\n                    return vec4(texture(uDepthTexture, screenPosition)).r;\n                }\n\n                float getViewZ( const in float depth ) {\n                     if (uPerspective) {\n                         return perspectiveDepthToViewZ( depth, uCameraNear, uCameraFar );\n                     } else {\n                        return orthographicDepthToViewZ( depth, uCameraNear, uCameraFar );\n                     }\n                }\n\n                vec3 getViewPos( const in vec2 screenPos, const in float depth, const in float viewZ ) {\n                \tfloat clipW = uProjectMatrix[2][3] * viewZ + uProjectMatrix[3][3];\n                \tvec4 clipPosition = vec4( ( vec3( screenPos, depth ) - 0.5 ) * 2.0, 1.0 );\n                \tclipPosition *= clipW; \n                \treturn ( uInverseProjectMatrix * clipPosition ).xyz;\n                }\n\n                vec3 getViewNormal( const in vec3 viewPosition, const in vec2 screenPos ) {               \n                    return normalize( cross( dFdx( viewPosition ), dFdy( viewPosition ) ) );\n                }\n\n                float scaleDividedByCameraFar;\n                float minResolutionMultipliedByCameraFar;\n\n                float getOcclusion( const in vec3 centerViewPosition, const in vec3 centerViewNormal, const in vec3 sampleViewPosition ) {\n                \tvec3 viewDelta = sampleViewPosition - centerViewPosition;\n                \tfloat viewDistance = length( viewDelta );\n                \tfloat scaledScreenDistance = scaleDividedByCameraFar * viewDistance;\n                \treturn max(0.0, (dot(centerViewNormal, viewDelta) - minResolutionMultipliedByCameraFar) / scaledScreenDistance - uBias) / (1.0 + pow2( scaledScreenDistance ) );\n                }\n\n                const float ANGLE_STEP = PI2 * float( NUM_RINGS ) / float( NUM_SAMPLES );\n                const float INV_NUM_SAMPLES = 1.0 / float( NUM_SAMPLES );\n\n                float getAmbientOcclusion( const in vec3 centerViewPosition ) {\n            \n                \tscaleDividedByCameraFar = uScale / uCameraFar;\n                \tminResolutionMultipliedByCameraFar = uMinResolution * uCameraFar;\n                \tvec3 centerViewNormal = getViewNormal( centerViewPosition, vUV );\n\n                \tfloat angle = rand( vUV + uRandomSeed ) * PI2;\n                \tvec2 radius = vec2( uKernelRadius * INV_NUM_SAMPLES ) / uViewport;\n                \tvec2 radiusStep = radius;\n\n                \tfloat occlusionSum = 0.0;\n                \tfloat weightSum = 0.0;\n\n                \tfor( int i = 0; i < NUM_SAMPLES; i ++ ) {\n                \t\tvec2 sampleUv = vUV + vec2( cos( angle ), sin( angle ) ) * radius;\n                \t\tradius += radiusStep;\n                \t\tangle += ANGLE_STEP;\n\n                \t\tfloat sampleDepth = getDepth( sampleUv );\n                \t\tif( sampleDepth >= ( 1.0 - EPSILON ) ) {\n                \t\t\tcontinue;\n                \t\t}\n\n                \t\tfloat sampleViewZ = getViewZ( sampleDepth );\n                \t\tvec3 sampleViewPosition = getViewPos( sampleUv, sampleDepth, sampleViewZ );\n                \t\tocclusionSum += getOcclusion( centerViewPosition, centerViewNormal, sampleViewPosition );\n                \t\tweightSum += 1.0;\n                \t}\n\n                \tif( weightSum == 0.0 ) discard;\n\n                \treturn occlusionSum * ( uIntensity / weightSum );\n                }\n\n                out vec4 outColor;\n   \n                void main() {\n                \n                \tfloat centerDepth = getDepth( vUV );\n                \t\n                \tif( centerDepth >= ( 1.0 - EPSILON ) ) {\n                \t\tdiscard;\n                \t}\n\n                \tfloat centerViewZ = getViewZ( centerDepth );\n                \tvec3 viewPosition = getViewPos( vUV, centerDepth, centerViewZ );\n\n                \tfloat ambientOcclusion = getAmbientOcclusion( viewPosition );\n                \n                \toutColor = packFloatToRGBA(  1.0- ambientOcclusion );\n                }`]}),this._program.errors)return console.error(this._program.errors.join("\n")),void(this._programError=!0);const s=new Float32Array([1,1,0,1,0,0,1,0]),r=new Float32Array([1,1,0,-1,1,0,-1,-1,0,1,-1,0]),o=new Uint32Array([0,1,2,0,2,3]);this._positionsBuf=new $e(i,i.ARRAY_BUFFER,r,r.length,3,i.STATIC_DRAW),this._uvBuf=new $e(i,i.ARRAY_BUFFER,s,s.length,2,i.STATIC_DRAW),this._indicesBuf=new $e(i,i.ELEMENT_ARRAY_BUFFER,o,o.length,1,i.STATIC_DRAW),this._program.bind(),this._uCameraNear=this._program.getLocation("uCameraNear"),this._uCameraFar=this._program.getLocation("uCameraFar"),this._uCameraProjectionMatrix=this._program.getLocation("uProjectMatrix"),this._uCameraInverseProjectionMatrix=this._program.getLocation("uInverseProjectMatrix"),this._uPerspective=this._program.getLocation("uPerspective"),this._uScale=this._program.getLocation("uScale"),this._uIntensity=this._program.getLocation("uIntensity"),this._uBias=this._program.getLocation("uBias"),this._uKernelRadius=this._program.getLocation("uKernelRadius"),this._uMinResolution=this._program.getLocation("uMinResolution"),this._uViewport=this._program.getLocation("uViewport"),this._uRandomSeed=this._program.getLocation("uRandomSeed"),this._aPosition=this._program.getAttribute("aPosition"),this._aUV=this._program.getAttribute("aUV"),this._dirty=!1}destroy(){this._program&&(this._program.destroy(),this._program=null)}}const nt=new Float32Array(ut(17,[0,1])),at=new Float32Array(ut(17,[1,0])),lt=new Float32Array(function(e,t){const i=[];for(let s=0;s<=e;s++)i.push(ct(s,t));return i}(17,4)),At=new Float32Array(2);class ht{constructor(e){this._scene=e,this._program=null,this._programError=!1,this._aPosition=null,this._aUV=null,this._uDepthTexture="uDepthTexture",this._uOcclusionTexture="uOcclusionTexture",this._uViewport=null,this._uCameraNear=null,this._uCameraFar=null,this._uCameraProjectionMatrix=null,this._uCameraInverseProjectionMatrix=null,this._uvBuf=null,this._positionsBuf=null,this._indicesBuf=null,this.init()}init(){const e=this._scene.canvas.gl;if(this._program=new qe(e,{vertex:["#version 300 es\n                precision highp float;\n                precision highp int;\n                    \n                in vec3 aPosition;\n                in vec2 aUV;\n                uniform vec2 uViewport;\n                out vec2 vUV;\n                out vec2 vInvSize;\n                void main () {\n                    vUV = aUV;\n                    vInvSize = 1.0 / uViewport;\n                    gl_Position = vec4(aPosition, 1.0);\n                }"],fragment:["#version 300 es\n                precision highp float;\n                precision highp int;\n                    \n                #define PI 3.14159265359\n                #define PI2 6.28318530718\n                #define EPSILON 1e-6\n\n                #define KERNEL_RADIUS 16\n\n                in vec2        vUV;\n                in vec2        vInvSize;\n            \n                uniform sampler2D   uDepthTexture;\n                uniform sampler2D   uOcclusionTexture;              \n               \n                uniform float       uCameraNear;\n                uniform float       uCameraFar;               \n                uniform float       uDepthCutoff;\n\n                uniform vec2        uSampleOffsets[ KERNEL_RADIUS + 1 ];\n                uniform float       uSampleWeights[ KERNEL_RADIUS + 1 ];\n\n                const float         unpackDownscale = 255. / 256.; \n\n                const vec3          packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\n                const vec4          unpackFactors = unpackDownscale / vec4( packFactors, 1. );   \n\n                const float packUpscale = 256. / 255.;\n       \n                const float shiftRights = 1. / 256.;\n                \n                float unpackRGBAToFloat( const in vec4 v ) {\n                    return dot( floor( v * 255.0 + 0.5 ) / 255.0, unpackFactors );\n                }               \n\n                vec4 packFloatToRGBA( const in float v ) {\n                    vec4 r = vec4( fract( v * packFactors ), v );\n                    r.yzw -= r.xyz * shiftRights; \n                    return r * packUpscale;\n                }\n\n                float viewZToOrthographicDepth( const in float viewZ) {\n                    return ( viewZ + uCameraNear ) / ( uCameraNear - uCameraFar );\n                }\n              \n                float orthographicDepthToViewZ( const in float linearClipZ) {\n                    return linearClipZ * ( uCameraNear - uCameraFar ) - uCameraNear;\n                }\n\n                float viewZToPerspectiveDepth( const in float viewZ) {\n                    return (( uCameraNear + viewZ ) * uCameraFar ) / (( uCameraFar - uCameraNear ) * viewZ );\n                }\n                \n                float perspectiveDepthToViewZ( const in float invClipZ) {\n                    return ( uCameraNear * uCameraFar ) / ( ( uCameraFar - uCameraNear ) * invClipZ - uCameraFar );\n                }\n\n                float getDepth( const in vec2 screenPosition ) {\n                    return vec4(texture(uDepthTexture, screenPosition)).r;\n                }\n\n                float getViewZ( const in float depth ) {\n                     return perspectiveDepthToViewZ( depth );\n                }\n\n                out vec4 outColor;\n        \n                void main() {\n                \n                    float depth = getDepth( vUV );\n                    if( depth >= ( 1.0 - EPSILON ) ) {\n                        discard;\n                    }\n\n                    float centerViewZ = -getViewZ( depth );\n                    bool rBreak = false;\n                    bool lBreak = false;\n\n                    float weightSum = uSampleWeights[0];\n                    float occlusionSum = unpackRGBAToFloat(texture( uOcclusionTexture, vUV )) * weightSum;\n\n                    for( int i = 1; i <= KERNEL_RADIUS; i ++ ) {\n\n                        float sampleWeight = uSampleWeights[i];\n                        vec2 sampleUVOffset = uSampleOffsets[i] * vInvSize;\n\n                        vec2 sampleUV = vUV + sampleUVOffset;\n                        float viewZ = -getViewZ( getDepth( sampleUV ) );\n\n                        if( abs( viewZ - centerViewZ ) > uDepthCutoff ) {\n                            rBreak = true;\n                        }\n\n                        if( ! rBreak ) {\n                            occlusionSum += unpackRGBAToFloat(texture( uOcclusionTexture, sampleUV )) * sampleWeight;\n                            weightSum += sampleWeight;\n                        }\n\n                        sampleUV = vUV - sampleUVOffset;\n                        viewZ = -getViewZ( getDepth( sampleUV ) );\n\n                        if( abs( viewZ - centerViewZ ) > uDepthCutoff ) {\n                            lBreak = true;\n                        }\n\n                        if( ! lBreak ) {\n                            occlusionSum += unpackRGBAToFloat(texture( uOcclusionTexture, sampleUV )) * sampleWeight;\n                            weightSum += sampleWeight;\n                        }\n                    }\n\n                    outColor = packFloatToRGBA(occlusionSum / weightSum);\n                }"]}),this._program.errors)return console.error(this._program.errors.join("\n")),void(this._programError=!0);const t=new Float32Array([1,1,0,1,0,0,1,0]),i=new Float32Array([1,1,0,-1,1,0,-1,-1,0,1,-1,0]),s=new Uint32Array([0,1,2,0,2,3]);this._positionsBuf=new $e(e,e.ARRAY_BUFFER,i,i.length,3,e.STATIC_DRAW),this._uvBuf=new $e(e,e.ARRAY_BUFFER,t,t.length,2,e.STATIC_DRAW),this._indicesBuf=new $e(e,e.ELEMENT_ARRAY_BUFFER,s,s.length,1,e.STATIC_DRAW),this._program.bind(),this._uViewport=this._program.getLocation("uViewport"),this._uCameraNear=this._program.getLocation("uCameraNear"),this._uCameraFar=this._program.getLocation("uCameraFar"),this._uDepthCutoff=this._program.getLocation("uDepthCutoff"),this._uSampleOffsets=e.getUniformLocation(this._program.handle,"uSampleOffsets"),this._uSampleWeights=e.getUniformLocation(this._program.handle,"uSampleWeights"),this._aPosition=this._program.getAttribute("aPosition"),this._aUV=this._program.getAttribute("aUV")}render(e,t,i){if(this._programError)return;this._getInverseProjectMat||(this._getInverseProjectMat=(()=>{let e=!0;this._scene.camera.on("projMatrix",(function(){e=!0}));const t=d.mat4();return()=>(e&&d.inverseMat4(o.camera.projMatrix,t),t)})());const s=this._scene.canvas.gl,r=this._program,o=this._scene,n=s.drawingBufferWidth,a=s.drawingBufferHeight,l=o.camera.project._state,A=l.near,h=l.far;s.viewport(0,0,n,a),s.clearColor(0,0,0,1),s.enable(s.DEPTH_TEST),s.disable(s.BLEND),s.frontFace(s.CCW),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT),r.bind(),At[0]=n,At[1]=a,s.uniform2fv(this._uViewport,At),s.uniform1f(this._uCameraNear,A),s.uniform1f(this._uCameraFar,h),s.uniform1f(this._uDepthCutoff,.01),0===i?s.uniform2fv(this._uSampleOffsets,at):s.uniform2fv(this._uSampleOffsets,nt),s.uniform1fv(this._uSampleWeights,lt);const c=e.getDepthTexture(),u=t.getTexture();r.bindTexture(this._uDepthTexture,c,0),r.bindTexture(this._uOcclusionTexture,u,1),this._aUV.bindArrayBuffer(this._uvBuf),this._aPosition.bindArrayBuffer(this._positionsBuf),this._indicesBuf.bind(),s.drawElements(s.TRIANGLES,this._indicesBuf.numItems,this._indicesBuf.itemType,0)}destroy(){this._program.destroy()}}function ct(e,t){return Math.exp(-e*e/(t*t*2))/(Math.sqrt(2*Math.PI)*t)}function ut(e,t){const i=[];for(let s=0;s<=e;s++)i.push(t[0]*s),i.push(t[1]*s);return i}class dt{constructor(e,t,i){i=i||{},this.gl=t,this.allocated=!1,this.canvas=e,this.buffer=null,this.bound=!1,this.size=i.size,this._hasDepthTexture=!!i.depthTexture}setSize(e){this.size=e}webglContextRestored(e){this.gl=e,this.buffer=null,this.allocated=!1,this.bound=!1}bind(...e){if(this._touch(...e),this.bound)return;const t=this.gl;t.bindFramebuffer(t.FRAMEBUFFER,this.buffer.framebuf),this.bound=!0}createTexture(e,t,i=null){const s=this.gl,r=s.createTexture();return s.bindTexture(s.TEXTURE_2D,r),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MIN_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MAG_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_S,s.CLAMP_TO_EDGE),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_T,s.CLAMP_TO_EDGE),i?s.texStorage2D(s.TEXTURE_2D,1,i,e,t):s.texImage2D(s.TEXTURE_2D,0,s.RGBA,e,t,0,s.RGBA,s.UNSIGNED_BYTE,null),r}_touch(...e){let t,i;const s=this.gl;if(this.size?(t=this.size[0],i=this.size[1]):(t=s.drawingBufferWidth,i=s.drawingBufferHeight),this.buffer){if(this.buffer.width===t&&this.buffer.height===i)return;this.buffer.textures.forEach((e=>s.deleteTexture(e))),s.deleteFramebuffer(this.buffer.framebuf),s.deleteRenderbuffer(this.buffer.renderbuf)}const r=[];let o;e.length>0?r.push(...e.map((e=>this.createTexture(t,i,e)))):r.push(this.createTexture(t,i)),this._hasDepthTexture&&(o=s.createTexture(),s.bindTexture(s.TEXTURE_2D,o),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MAG_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MIN_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_S,s.CLAMP_TO_EDGE),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_T,s.CLAMP_TO_EDGE),s.texImage2D(s.TEXTURE_2D,0,s.DEPTH_COMPONENT32F,t,i,0,s.DEPTH_COMPONENT,s.FLOAT,null));const n=s.createRenderbuffer();s.bindRenderbuffer(s.RENDERBUFFER,n),s.renderbufferStorage(s.RENDERBUFFER,s.DEPTH_COMPONENT32F,t,i);const a=s.createFramebuffer();s.bindFramebuffer(s.FRAMEBUFFER,a);for(let e=0;e<r.length;e++)s.framebufferTexture2D(s.FRAMEBUFFER,s.COLOR_ATTACHMENT0+e,s.TEXTURE_2D,r[e],0);if(e.length>0&&s.drawBuffers(r.map(((e,t)=>s.COLOR_ATTACHMENT0+t))),this._hasDepthTexture?s.framebufferTexture2D(s.FRAMEBUFFER,s.DEPTH_ATTACHMENT,s.TEXTURE_2D,o,0):s.framebufferRenderbuffer(s.FRAMEBUFFER,s.DEPTH_ATTACHMENT,s.RENDERBUFFER,n),s.bindTexture(s.TEXTURE_2D,null),s.bindRenderbuffer(s.RENDERBUFFER,null),s.bindFramebuffer(s.FRAMEBUFFER,null),s.bindFramebuffer(s.FRAMEBUFFER,a),!s.isFramebuffer(a))throw"Invalid framebuffer";s.bindFramebuffer(s.FRAMEBUFFER,null);const l=s.checkFramebufferStatus(s.FRAMEBUFFER);switch(l){case s.FRAMEBUFFER_COMPLETE:break;case s.FRAMEBUFFER_INCOMPLETE_ATTACHMENT:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_ATTACHMENT";case s.FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT";case s.FRAMEBUFFER_INCOMPLETE_DIMENSIONS:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_DIMENSIONS";case s.FRAMEBUFFER_UNSUPPORTED:throw"Incomplete framebuffer: FRAMEBUFFER_UNSUPPORTED";default:throw"Incomplete framebuffer: "+l}this.buffer={framebuf:a,renderbuf:n,texture:r[0],textures:r,depthTexture:o,width:t,height:i},this.bound=!1}clear(){if(!this.bound)throw"Render buffer not bound";const e=this.gl;e.clear(e.COLOR_BUFFER_BIT|e.DEPTH_BUFFER_BIT)}read(e,t,i=null,s=null,r=Uint8Array,o=4,n=0){const a=e,l=this.buffer.height?this.buffer.height-t-1:this.gl.drawingBufferHeight-t,A=new r(o),h=this.gl;return h.readBuffer(h.COLOR_ATTACHMENT0+n),h.readPixels(a,l,1,1,i||h.RGBA,s||h.UNSIGNED_BYTE,A,0),A}readArray(e=null,t=null,i=Uint8Array,s=4,r=0){const o=new i(this.buffer.width*this.buffer.height*s),n=this.gl;return n.readBuffer(n.COLOR_ATTACHMENT0+r),n.readPixels(0,0,this.buffer.width,this.buffer.height,e||n.RGBA,t||n.UNSIGNED_BYTE,o,0),o}readImageAsCanvas(){const e=this.gl,t=this._getImageDataCache(),i=t.pixelData,s=t.canvas,r=t.imageData,o=t.context;e.readPixels(0,0,this.buffer.width,this.buffer.height,e.RGBA,e.UNSIGNED_BYTE,i);const n=this.buffer.width,a=this.buffer.height,l=a/2|0,A=4*n,h=new Uint8Array(4*n);for(let e=0;e<l;++e){const t=e*A,s=(a-e-1)*A;h.set(i.subarray(t,t+A)),i.copyWithin(t,s,s+A),i.set(h,s)}return r.data.set(i),o.putImageData(r,0,0),s}readImage(e){const t=this.gl,i=this._getImageDataCache(),s=i.pixelData,r=i.canvas,o=i.imageData,n=i.context,{width:a,height:l}=this.buffer;t.readPixels(0,0,a,l,t.RGBA,t.UNSIGNED_BYTE,s),o.data.set(s),n.putImageData(o,0,0),n.save(),n.globalCompositeOperation="copy",n.scale(1,-1),n.drawImage(r,0,-l,a,l),n.restore();let A=e.format||"png";return"jpeg"!==A&&"png"!==A&&"bmp"!==A&&(console.error("Unsupported image format: '"+A+"' - supported types are 'jpeg', 'bmp' and 'png' - defaulting to 'png'"),A="png"),r.toDataURL(`image/${A}`)}_getImageDataCache(e=Uint8Array,t=4){const i=this.buffer.width,s=this.buffer.height;let r=this._imageDataCache;if(r&&(r.width===i&&r.height===s||(this._imageDataCache=null,r=null)),!r){const o=document.createElement("canvas"),n=o.getContext("2d");o.width=i,o.height=s,r={pixelData:new e(i*s*t),canvas:o,context:n,imageData:n.createImageData(i,s),width:i,height:s},this._imageDataCache=r}return r.context.resetTransform(),r}unbind(){const e=this.gl;e.bindFramebuffer(e.FRAMEBUFFER,null),this.bound=!1}getTexture(e=0){const t=this;return this._texture||(this._texture={renderBuffer:this,bind:function(i){return!(!t.buffer||!t.buffer.textures[e])&&(t.gl.activeTexture(t.gl["TEXTURE"+i]),t.gl.bindTexture(t.gl.TEXTURE_2D,t.buffer.textures[e]),!0)},unbind:function(i){t.buffer&&t.buffer.textures[e]&&(t.gl.activeTexture(t.gl["TEXTURE"+i]),t.gl.bindTexture(t.gl.TEXTURE_2D,null))}})}hasDepthTexture(){return this._hasDepthTexture}getDepthTexture(){if(!this._hasDepthTexture)return null;const e=this;return this._depthTexture||(this._dethTexture={renderBuffer:this,bind:function(t){return!(!e.buffer||!e.buffer.depthTexture)&&(e.gl.activeTexture(e.gl["TEXTURE"+t]),e.gl.bindTexture(e.gl.TEXTURE_2D,e.buffer.depthTexture),!0)},unbind:function(t){e.buffer&&e.buffer.depthTexture&&(e.gl.activeTexture(e.gl["TEXTURE"+t]),e.gl.bindTexture(e.gl.TEXTURE_2D,null))}})}destroy(){if(this.allocated){const e=this.gl;this.buffer.textures.forEach((t=>e.deleteTexture(t))),e.deleteTexture(this.buffer.depthTexture),e.deleteFramebuffer(this.buffer.framebuf),e.deleteRenderbuffer(this.buffer.renderbuf),this.allocated=!1,this.buffer=null,this.bound=!1}this._imageDataCache=null,this._texture=null,this._depthTexture=null}}class pt{constructor(e){this.scene=e,this._renderBuffersBasic={},this._renderBuffersScaled={}}getRenderBuffer(e,t){const i=1===this.scene.canvas.resolutionScale?this._renderBuffersBasic:this._renderBuffersScaled;let s=i[e];return s||(s=new dt(this.scene.canvas.canvas,this.scene.canvas.gl,t),i[e]=s),s}destroy(){for(let e in this._renderBuffersBasic)this._renderBuffersBasic[e].destroy();for(let e in this._renderBuffersScaled)this._renderBuffersScaled[e].destroy()}}function ft(e,t){if(void 0===e._cachedExtensions&&(e._cachedExtensions={}),void 0!==e._cachedExtensions[t])return e._cachedExtensions[t];let i;switch(t){case"WEBGL_depth_texture":i=e.getExtension("WEBGL_depth_texture")||e.getExtension("MOZ_WEBGL_depth_texture")||e.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":i=e.getExtension("EXT_texture_filter_anisotropic")||e.getExtension("MOZ_EXT_texture_filter_anisotropic")||e.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":i=e.getExtension("WEBGL_compressed_texture_s3tc")||e.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":i=e.getExtension("WEBGL_compressed_texture_pvrtc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:i=e.getExtension(t)}return e._cachedExtensions[t]=i,i}const gt=function(t,i){i=i||{};const s=new He(t),r=t.canvas.canvas,o=t.canvas.gl,n=!!i.transparent,a=i.alphaDepthMask,l=new e({});let A={},h={},c=[],u=[],p=!0,f=!0,g=!0,_=!0,v=!0,b=!0,y=!0,x=!0;const B=new pt(t);let w=!1;const P=new ot(t),C=new ht(t);function M(){p&&(!function(){for(let e in A)if(A.hasOwnProperty(e)){const t=A[e],i=t.drawableMap,s=t.drawableListPreCull;let r=0;for(let e in i)i.hasOwnProperty(e)&&(s[r++]=i[e]);s.length=r}}(),p=!1,f=!0),f&&(!function(){let e=0;for(let t in A)if(A.hasOwnProperty(t)){const i=A[t].drawableListPreCull;for(let t=0,s=i.length;t<s;t++){const s=i[t];c[e++]=s}}c.length=e,c.sort(((e,t)=>e.renderOrder-t.renderOrder))}(),f=!1,g=!0),g&&function(){let e=0;for(let t=0,i=c.length;t<i;t++){const i=c[t];i.rebuildRenderFlags(),i.renderFlags.culled||(u[e++]=i)}u.length=e}()}function E(e){if(!e.castsShadow)return;const t=e.getShadowRenderBuf();if(t){t.bind(),s.reset(),s.backfaces=!0,s.frontface=!0,s.shadowViewMatrix=e.getShadowViewMatrix(),s.shadowProjMatrix=e.getShadowProjMatrix(),o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),o.clearColor(0,0,0,1),o.enable(o.DEPTH_TEST),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);for(let e in A)if(A.hasOwnProperty(e)){const t=A[e].drawableList;for(let e=0,i=t.length;e<i;e++){const i=t[e];!1!==i.visible&&i.castsShadow&&i.drawShadow&&(i.renderFlags.colorOpaque&&i.drawShadow(s))}}t.unbind()}}this.scene=t,this._occlusionTester=null,this.capabilities={astcSupported:!!ft(o,"WEBGL_compressed_texture_astc"),etc1Supported:!0,etc2Supported:!!ft(o,"WEBGL_compressed_texture_etc"),dxtSupported:!!ft(o,"WEBGL_compressed_texture_s3tc"),bptcSupported:!!ft(o,"EXT_texture_compression_bptc"),pvrtcSupported:!(!ft(o,"WEBGL_compressed_texture_pvrtc")&&!ft(o,"WEBKIT_WEBGL_compressed_texture_pvrtc"))},this.setTransparentEnabled=function(e){_=e,g=!0},this.setEdgesEnabled=function(e){v=e,g=!0},this.setSAOEnabled=function(e){b=e,g=!0},this.setPBREnabled=function(e){y=e,g=!0},this.setColorTextureEnabled=function(e){x=e,g=!0},this.needStateSort=function(){f=!0},this.shadowsDirty=function(){},this.imageDirty=function(){g=!0},this.webglContextLost=function(){},this.webglContextRestored=function(e){P.init(),C.init(),g=!0},this.addDrawable=function(e,t){const i=t.type;if(!i)return void console.error("Renderer#addDrawable() : drawable with ID "+e+" has no 'type' - ignoring");let s=A[i];s||(s={type:t.type,count:0,isStateSortable:t.isStateSortable,stateSortCompare:t.stateSortCompare,drawableMap:{},drawableListPreCull:[],drawableList:[]},A[i]=s),s.count++,s.drawableMap[e]=t,h[e]=t,p=!0},this.removeDrawable=function(e){const t=h[e];if(!t)return void console.error("Renderer#removeDrawable() : drawable not found with ID "+e+" - ignoring");const i=t.type,s=A[i];--s.count<=0?delete A[i]:delete s.drawableMap[e],delete h[e],p=!0},this.getPickID=function(e){return l.addItem(e)},this.putPickID=function(e){l.removeItem(e)},this.clear=function(e){if(o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),n)o.clearColor(1,1,1,1);else{const e=t.canvas.backgroundColorFromAmbientLight?this.lights.getAmbientColorAndIntensity():t.canvas.backgroundColor;o.clearColor(e[0],e[1],e[2],1)}o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT)},this.needsRender=function(){return g||p||f},this.render=function(e){(e=e||{}).force&&(g=!0),M(),g&&(!function(e){const i=t.sao;b&&i.possible&&function(e){const i=t.sao,r=B.getRenderBuffer("saoDepth",{depthTexture:!0});r.bind(),r.clear(),function(e){s.reset(),s.pass=e.pass,o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),o.clearColor(0,0,0,0),o.enable(o.DEPTH_TEST),o.frontFace(o.CCW),o.enable(o.CULL_FACE),o.depthMask(!0),!1!==e.clear&&o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);for(let e=0,t=u.length;e<t;e++){const t=u[e];!0!==t.culled&&!1!==t.visible&&t.drawDepth&&t.saoEnabled&&(t.renderFlags.colorOpaque&&t.drawDepth(s))}}(e),r.unbind();const n=B.getRenderBuffer("saoOcclusion");if(n.bind(),n.clear(),P.render(r),n.unbind(),i.blur){const e=B.getRenderBuffer("saoOcclusion2");e.bind(),e.clear(),C.render(r,n,0),e.unbind(),n.bind(),n.clear(),C.render(r,e,1),n.unbind()}}(e);(function(){let e=t._lightsState.lights;for(let t=0,i=e.length;t<i;t++){const i=e[t];i.castsShadow&&E(i)}})(),function(e){const i=[],r=[],l=[],A=[],h=[],c=[],d=[],p=[],f=[],g=[],w=[],P=[],C=[],M=[],E=[],F=[],I=t._lightsState.getAmbientColorAndIntensity();if(s.reset(),s.pass=e.pass,s.withSAO=!1,s.pbrEnabled=y&&!!t.pbrEnabled,s.colorTextureEnabled=x&&!!t.colorTextureEnabled,o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),n)o.clearColor(0,0,0,0);else{const e=t.canvas.backgroundColorFromAmbientLight?I:t.canvas.backgroundColor;o.clearColor(e[0],e[1],e[2],1)}o.enable(o.DEPTH_TEST),o.frontFace(o.CCW),o.enable(o.CULL_FACE),o.depthMask(!0),o.lineWidth(1),s.lineWidth=1;const D=t.sao.possible;if(b&&D){const e=B.getRenderBuffer("saoOcclusion");s.occlusionTexture=e?e.getTexture():null}else s.occlusionTexture=null;let S,T;const R=Date.now();!1!==e.clear&&o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);let L=0,U=0,O=0,k=0,N=0,Q=0,V=0,H=0,j=0,G=0,z=0,W=0,K=0,X=0,J=0,Y=0;for(let e=0,t=u.length;e<t;e++){if(T=u[e],!0===T.culled||!1===T.visible)continue;const t=T.renderFlags;t.colorOpaque&&(b&&D&&T.saoEnabled?i[L++]=T:T.drawColorOpaque(s)),_&&t.colorTransparent&&(l[O++]=T),t.xrayedSilhouetteTransparent&&(d[V++]=T),t.xrayedSilhouetteOpaque&&(h[N++]=T),t.highlightedSilhouetteTransparent&&(w[z++]=T),t.highlightedSilhouetteOpaque&&(f[j++]=T),t.selectedSilhouetteTransparent&&(E[J++]=T),t.selectedSilhouetteOpaque&&(C[K++]=T),T.edges&&v&&(t.edgesOpaque&&(r[U++]=T),t.edgesTransparent&&(A[k++]=T),t.selectedEdgesTransparent&&(F[Y++]=T),t.selectedEdgesOpaque&&(M[X++]=T),t.xrayedEdgesTransparent&&(p[H++]=T),t.xrayedEdgesOpaque&&(c[Q++]=T),t.highlightedEdgesTransparent&&(P[W++]=T),t.highlightedEdgesOpaque&&(g[G++]=T))}if(L>0)for(s.withSAO=!0,S=0;S<L;S++)i[S].drawColorOpaque(s);if(U>0)for(S=0;S<U;S++)r[S].drawEdgesColorOpaque(s);if(N>0)for(S=0;S<N;S++)h[S].drawSilhouetteXRayed(s);if(Q>0)for(S=0;S<Q;S++)c[S].drawEdgesXRayed(s);if(V>0||H>0||O>0||k>0){if(o.enable(o.CULL_FACE),o.enable(o.BLEND),n?(o.blendEquation(o.FUNC_ADD),o.blendFuncSeparate(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA,o.ONE,o.ONE_MINUS_SRC_ALPHA)):(o.blendEquation(o.FUNC_ADD),o.blendFunc(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA)),s.backfaces=!1,a||o.depthMask(!1),(O>0||k>0)&&o.blendFunc(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA),k>0)for(S=0;S<k;S++)T=A[S],T.drawEdgesColorTransparent(s);if(O>0)for(S=0;S<O;S++)T=l[S],T.drawColorTransparent(s);if(H>0)for(S=0;S<H;S++)p[S].drawEdgesXRayed(s);if(V>0)for(S=0;S<V;S++)d[S].drawSilhouetteXRayed(s);o.disable(o.BLEND),a||o.depthMask(!0)}if(j>0||G>0){if(s.lastProgramId=null,t.highlightMaterial.glowThrough&&o.clear(o.DEPTH_BUFFER_BIT),G>0)for(S=0;S<G;S++)g[S].drawEdgesHighlighted(s);if(j>0)for(S=0;S<j;S++)f[S].drawSilhouetteHighlighted(s)}if(z>0||W>0||j>0){if(s.lastProgramId=null,t.selectedMaterial.glowThrough&&o.clear(o.DEPTH_BUFFER_BIT),o.enable(o.BLEND),n?(o.blendEquation(o.FUNC_ADD),o.blendFuncSeparate(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA,o.ONE,o.ONE_MINUS_SRC_ALPHA)):o.blendFunc(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA),o.enable(o.CULL_FACE),W>0)for(S=0;S<W;S++)P[S].drawEdgesHighlighted(s);if(z>0)for(S=0;S<z;S++)w[S].drawSilhouetteHighlighted(s);o.disable(o.BLEND)}if(K>0||X>0){if(s.lastProgramId=null,t.selectedMaterial.glowThrough&&o.clear(o.DEPTH_BUFFER_BIT),X>0)for(S=0;S<X;S++)M[S].drawEdgesSelected(s);if(K>0)for(S=0;S<K;S++)C[S].drawSilhouetteSelected(s)}if(J>0||Y>0){if(s.lastProgramId=null,t.selectedMaterial.glowThrough&&o.clear(o.DEPTH_BUFFER_BIT),o.enable(o.CULL_FACE),o.enable(o.BLEND),n?(o.blendEquation(o.FUNC_ADD),o.blendFuncSeparate(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA,o.ONE,o.ONE_MINUS_SRC_ALPHA)):o.blendFunc(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA),Y>0)for(S=0;S<Y;S++)F[S].drawEdgesSelected(s);if(J>0)for(S=0;S<J;S++)E[S].drawSilhouetteSelected(s);o.disable(o.BLEND)}const Z=Date.now(),q=m.frame;q.renderTime=(Z-R)/1e3,q.drawElements=s.drawElements,q.drawArrays=s.drawArrays,q.useProgram=s.useProgram,q.bindTexture=s.bindTexture,q.bindArray=s.bindArray;const $=je.MAX_TEXTURE_IMAGE_UNITS;for(let e=0;e<$;e++)o.activeTexture(o.TEXTURE0+e);o.bindTexture(o.TEXTURE_CUBE_MAP,null),o.bindTexture(o.TEXTURE_2D,null);const ee=je.MAX_VERTEX_ATTRIBS;for(let e=0;e<ee;e++)o.disableVertexAttribArray(e)}(e)}(e),m.frame.frameCount++,g=!1)},this.pick=function(){const e=d.vec3();d.mat4();const i=d.mat4(),n=d.vec3(),a=d.vec3([0,1,0]),h=new ze,c=d.vec2(),p=d.vec3(),f=d.vec3(),g=d.vec3();return d.vec3(),d.vec3(),function(m,_=h){let v;_.reset(),M();let b=null,y=null,x=null;_.pickSurface=m.pickSurface,m.canvasPos?(p[0]=m.canvasPos[0],p[1]=m.canvasPos[1],b=t.camera.viewMatrix,y=t.camera.projMatrix,x=t.camera.projection,_.canvasPos=m.canvasPos):(m.matrix?(b=m.matrix,y=t.camera.projMatrix,x=t.camera.projection):(f.set(m.origin||[0,0,0]),g.set(m.direction||[0,0,1]),v=d.addVec3(f,g,e),n[0]=Math.random(),n[1]=Math.random(),n[2]=Math.random(),d.normalizeVec3(n),d.cross3Vec3(g,n,a),b=d.lookAtMat4v(f,v,a,i),y=t.camera.ortho.matrix,x="ortho",_.origin=f,_.direction=g),p[0]=.5*r.clientWidth,p[1]=.5*r.clientHeight);for(let e in A)if(A.hasOwnProperty(e)){const t=A[e].drawableList;for(let e=0,i=t.length;e<i;e++){const i=t[e];i.setPickMatrices&&i.setPickMatrices(b,y)}}const w=B.getRenderBuffer("pick",{size:[1,1]});w.bind();const P=function(e,i,r,n,a,A){const h=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickOrigin=A.origin,s.pickViewMatrix=r,s.pickProjMatrix=n,s.pickInvisible=!!a.pickInvisible,s.pickClipPos=[D(i[0]*h,o.drawingBufferWidth),S(i[1]*h,o.drawingBufferHeight)],o.viewport(0,0,1,1),o.depthMask(!0),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);const c=a.includeEntityIds,d=a.excludeEntityIds;for(let e=0,t=u.length;e<t;e++){const t=u[e];!0!==t.culled&&!1!==t.visible&&(!t.drawPickMesh||!0!==a.pickInvisible&&!1===t.visible||!1===t.pickable||c&&!c[t.id]||d&&d[t.id]||t.drawPickMesh(s))}const p=e.read(0,0),f=p[0]+(p[1]<<8)+(p[2]<<16)+(p[3]<<24);if(f<0)return;return l.items[f]}(w,p,b,y,m,_);if(!P)return w.unbind(),null;const C=P.delegatePickedEntity?P.delegatePickedEntity():P;return C?(m.pickSurface&&(P.canPickTriangle&&P.canPickTriangle()?(!function(e,i,r,n,a,l){if(!i.drawPickTriangles)return;const A=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickOrigin=l.origin,s.pickViewMatrix=n,s.pickProjMatrix=a,s.pickClipPos=[D(r[0]*A,o.drawingBufferWidth),S(r[1]*A,o.drawingBufferHeight)],o.viewport(0,0,1,1),o.clearColor(0,0,0,0),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT),i.drawPickTriangles(s);const h=e.read(0,0);let c=h[0]+256*h[1]+256*h[2]*256+256*h[3]*256*256;c*=3,l.primIndex=c}(w,P,p,b,y,_),P.pickTriangleSurface(b,y,x,_),_.pickSurfacePrecision=!1):P.canPickWorldPos&&P.canPickWorldPos()&&(c[0]=t.camera.project.near,c[1]=t.camera.project.far,F(w,P,p,b,y,c,_),!1!==m.pickSurfaceNormal&&function(e,i,r,n,a,l){const A=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickOrigin=l.origin,s.pickViewMatrix=n,s.pickProjMatrix=a,s.pickClipPos=[D(r[0]*A,o.drawingBufferWidth),S(r[1]*A,o.drawingBufferHeight)];const h=B.getRenderBuffer("pick-normal",{size:[3,3]});h.bind(o.RGBA32I),o.viewport(0,0,h.size[0],h.size[1]),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.DEPTH_BUFFER_BIT),o.clearBufferiv(o.COLOR,0,new Int32Array([0,0,0,0])),i.drawPickNormals(s);const c=h.read(1,1,o.RGBA_INTEGER,o.INT,Int32Array,4);h.unbind();const u=[c[0]/d.MAX_INT,c[1]/d.MAX_INT,c[2]/d.MAX_INT];d.normalizeVec3(u),l.worldNormal=u}(0,P,p,b,y,_),_.pickSurfacePrecision=!1)),w.unbind(),_.entity=C,_):(w.unbind(),null)}}();const F=function(){const e=d.vec4(),i=d.vec4(),n=d.vec4(),a=d.vec4(),l=d.vec4(),A=d.mat4(),h=d.mat4(),c=d.mat4();return function(u,p,f,g,m,_,v){const b=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickOrigin=v.origin,s.pickViewMatrix=g,s.pickProjMatrix=m,s.pickZNear=_[0],s.pickZFar=_[1],s.pickElementsCount=p.pickElementsCount,s.pickElementsOffset=p.pickElementsOffset,s.pickClipPos=[D(f[0]*b,o.drawingBufferWidth),S(f[1]*b,o.drawingBufferHeight)],o.viewport(0,0,1,1),o.clearColor(0,0,0,0),o.depthMask(!0),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT),p.drawPickDepths(s);const y=function(e){const t=[e[0]/256,e[1]/256,e[2]/256,e[3]/256],i=[1/16777216,1/65536,1/256,1];return d.dotVec4(t,i)}(u.read(0,0)),x=(f[0]-r.clientWidth/2)/(r.clientWidth/2),B=-(f[1]-r.clientHeight/2)/(r.clientHeight/2),w=p.origin;let P;if(w){const e=Y(g,w,A);P=d.mulMat4(m,e,h)}else P=d.mulMat4(m,g,h);const C=d.inverseMat4(P,c);e[0]=x,e[1]=B,e[2]=-1,e[3]=1;let M=d.transformVec4(C,e);M=d.mulVec4Scalar(M,1/M[3]),i[0]=x,i[1]=B,i[2]=1,i[3]=1;let E=d.transformVec4(C,i);E=d.mulVec4Scalar(E,1/E[3]);const F=d.subVec3(E,M,n),I=d.addVec3(M,d.mulVec4Scalar(F,y,a),l);w&&d.addVec3(I,w),v.worldPos=I}}();function I(e){e.snapPickLayerParams=e.snapPickLayerParams||[],e.snapPickLayerNumber=e.snapPickLayerParams.length;for(let t=0,i=u.length;t<i;t++){const i=u[t];i.drawSnapInit&&i.drawSnap&&!i.culled&&i.visible&&i.pickable&&i.drawSnap(e)}return e.snapPickLayerParams}function D(e,t){return e/t*2-1}function S(e,t){return 1-e/t*2}this.snapPick=function(){const e=new ze;return function(i,r=e){const{canvasPos:n,origin:a,direction:h,snapRadius:c,snapToVertex:p,snapToEdge:f}=i;if(!p&&!f)return this.pick({canvasPos:n,pickSurface:!0});const g=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickZNear=t.camera.project.near,s.pickZFar=t.camera.project.far;const m=c||30,_=B.getRenderBuffer("uniquePickColors-aabs",{depthTexture:!0,size:[2*m+1,2*m+1]});s.snapVectorA=[n?D(n[0]*g,o.drawingBufferWidth):0,n?S(n[1]*g,o.drawingBufferHeight):0],s.snapInvVectorAB=[o.drawingBufferWidth/(2*m),o.drawingBufferHeight/(2*m)],_.bind(o.RGBA32I,o.RGBA32I,o.RGBA8UI),o.viewport(0,0,_.size[0],_.size[1]),o.enable(o.DEPTH_TEST),o.frontFace(o.CCW),o.disable(o.CULL_FACE),o.depthMask(!0),o.disable(o.BLEND),o.depthFunc(o.LEQUAL),o.clear(o.DEPTH_BUFFER_BIT),o.clearBufferiv(o.COLOR,0,new Int32Array([0,0,0,0])),o.clearBufferiv(o.COLOR,1,new Int32Array([0,0,0,0])),o.clearBufferuiv(o.COLOR,2,new Uint32Array([0,0,0,0])),s.pickViewMatrix=n?t.camera.viewMatrix:d.lookAtMat4v(a,d.addVec3(a,h,d.vec3()),d.vec3([0,1,0]),d.mat4());const v=t.camera.projMatrix;for(let e in A)if(A.hasOwnProperty(e)){const t=A[e].drawableList;for(let e=0,i=t.length;e<i;e++){const i=t[e];i.setPickMatrices&&i.setPickMatrices(s.pickViewMatrix,v)}}o.drawBuffers([o.COLOR_ATTACHMENT0,o.COLOR_ATTACHMENT1,o.COLOR_ATTACHMENT2]);const b=function(e){e.snapPickLayerParams=[],e.snapPickLayerNumber=0;for(let t=0,i=u.length;t<i;t++){const i=u[t];i.drawSnapInit&&!i.culled&&i.visible&&i.pickable&&i.drawSnapInit(e)}return e.snapPickLayerParams}(s),y=[];s.snapPickLayerParams=y,o.depthMask(!1),o.drawBuffers([o.COLOR_ATTACHMENT0]),p&&f?(s.snapMode="edge",I(s),s.snapMode="vertex",s.snapPickLayerNumber++,I(s)):(s.snapMode=p?"vertex":"edge",I(s)),o.depthMask(!0);const x=_.readArray(o.RGBA_INTEGER,o.INT,Int32Array,4),w=_.readArray(o.RGBA_INTEGER,o.INT,Int32Array,4,1),P=_.readArray(o.RGBA_INTEGER,o.UNSIGNED_INT,Uint32Array,4,2);_.unbind();let C=null,M=null,E=null;const F=4*m+m*_.size[0]*4,T=x.slice(F,F+4),R=w.slice(F,F+4),L=P.slice(F,F+4);if(0!==T[3]){const e=b[Math.abs(T[3])%b.length],t=e.origin,i=e.coordinateScale;C=[T[0]*i[0]+t[0],T[1]*i[1]+t[1],T[2]*i[2]+t[2]],M=d.normalizeVec3([R[0]/d.MAX_INT,R[1]/d.MAX_INT,R[2]/d.MAX_INT]);const s=L[0]+(L[1]<<8)+(L[2]<<16)+(L[3]<<24);E=l.items[s]}let U=[];for(let e=0;e<x.length;e+=4)if(x[e+3]>0){const t=Math.floor(e/4),i=_.size[0],s=t%i-Math.floor(i/2),r=Math.floor(t/i)-Math.floor(i/2),o=Math.sqrt(Math.pow(s,2)+Math.pow(r,2));U.push({x:s,y:r,dist:o,isVertex:p&&f?x[e+3]>y.length/2:p,result:[x[e+0],x[e+1],x[e+2],x[e+3]],normal:[w[e+0],w[e+1],w[e+2],w[e+3]],id:[P[e+0],P[e+1],P[e+2],P[e+3]]})}let O=null,k=null,N=null,Q=null;if(U.length>0){U.sort(((e,t)=>e.isVertex!==t.isVertex?e.isVertex?-1:1:e.dist-t.dist)),Q=U[0].isVertex?"vertex":"edge";const e=U[0].result,t=U[0].normal,i=U[0].id,s=y[e[3]],r=s.origin,o=s.coordinateScale;k=d.normalizeVec3([t[0]/d.MAX_INT,t[1]/d.MAX_INT,t[2]/d.MAX_INT]),O=[e[0]*o[0]+r[0],e[1]*o[1]+r[1],e[2]*o[2]+r[2]],N=l.items[i[0]+(i[1]<<8)+(i[2]<<16)+(i[3]<<24)]}if(null===C&&null==O)return null;let V=null;null!==O&&(V=t.camera.projectWorldPos(O));const H=N&&N.delegatePickedEntity?N.delegatePickedEntity():N;return!H&&E&&(E=E.delegatePickedEntity?E.delegatePickedEntity():E),r.reset(),r.snappedToEdge="edge"===Q,r.snappedToVertex="vertex"===Q,r.worldPos=O||C,r.worldNormal=k||M,r.entity=H||E,r.canvasPos=n||t.camera.projectWorldPos(C||O),r.snappedCanvasPos=V||n,r}}(),this.addMarker=function(e){this._occlusionTester=this._occlusionTester||new st(t,B),this._occlusionTester.addMarker(e),t.occlusionTestCountdown=0},this.markerWorldPosUpdated=function(e){this._occlusionTester.markerWorldPosUpdated(e)},this.removeMarker=function(e){this._occlusionTester.removeMarker(e)},this.doOcclusionTest=function(){if(this._occlusionTester&&this._occlusionTester.needOcclusionTest){M(),this._occlusionTester.bindRenderBuf(),s.reset(),s.backfaces=!0,s.frontface=!0,o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),o.clearColor(0,0,0,0),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);for(let e=0,t=u.length;e<t;e++){const t=u[e];t.drawOcclusion&&!0!==t.culled&&!1!==t.visible&&!1!==t.pickable&&t.drawOcclusion(s)}this._occlusionTester.drawMarkers(s),this._occlusionTester.doOcclusionTest(),this._occlusionTester.unbindRenderBuf()}},this.readPixels=function(e,t,i,s){const r=B.getRenderBuffer("snapshot");let o,n,a,l;for(r.bind(),r.clear(),this.render({force:!0,opaqueOnly:s}),n=0;n<i;n++)a=2*n,l=4*n,o=r.read(e[a],e[a+1]),t[l]=o[0],t[l+1]=o[1],t[l+2]=o[2],t[l+3]=o[3];r.unbind(),g=!0},this.beginSnapshot=function(e={}){const t=B.getRenderBuffer("snapshot");e.width&&e.height&&t.setSize([e.width,e.height]),t.bind(),t.clear(),w=!0},this.renderSnapshot=function(){if(!w)return;B.getRenderBuffer("snapshot").clear(),this.render({force:!0,opaqueOnly:!1}),g=!0},this.readSnapshot=function(e){return B.getRenderBuffer("snapshot").readImage(e)},this.readSnapshotAsCanvas=function(){return B.getRenderBuffer("snapshot").readImageAsCanvas()},this.endSnapshot=function(){if(!w)return;B.getRenderBuffer("snapshot").unbind(),w=!1},this.destroy=function(){A={},h={},B.destroy(),P.destroy(),C.destroy(),this._occlusionTester&&this._occlusionTester.destroy()}};class mt extends R{constructor(e,t={}){super(e,t),this.KEY_BACKSPACE=8,this.KEY_TAB=9,this.KEY_ENTER=13,this.KEY_SHIFT=16,this.KEY_CTRL=17,this.KEY_ALT=18,this.KEY_PAUSE_BREAK=19,this.KEY_CAPS_LOCK=20,this.KEY_ESCAPE=27,this.KEY_PAGE_UP=33,this.KEY_PAGE_DOWN=34,this.KEY_END=35,this.KEY_HOME=36,this.KEY_LEFT_ARROW=37,this.KEY_UP_ARROW=38,this.KEY_RIGHT_ARROW=39,this.KEY_DOWN_ARROW=40,this.KEY_INSERT=45,this.KEY_DELETE=46,this.KEY_NUM_0=48,this.KEY_NUM_1=49,this.KEY_NUM_2=50,this.KEY_NUM_3=51,this.KEY_NUM_4=52,this.KEY_NUM_5=53,this.KEY_NUM_6=54,this.KEY_NUM_7=55,this.KEY_NUM_8=56,this.KEY_NUM_9=57,this.KEY_A=65,this.KEY_B=66,this.KEY_C=67,this.KEY_D=68,this.KEY_E=69,this.KEY_F=70,this.KEY_G=71,this.KEY_H=72,this.KEY_I=73,this.KEY_J=74,this.KEY_K=75,this.KEY_L=76,this.KEY_M=77,this.KEY_N=78,this.KEY_O=79,this.KEY_P=80,this.KEY_Q=81,this.KEY_R=82,this.KEY_S=83,this.KEY_T=84,this.KEY_U=85,this.KEY_V=86,this.KEY_W=87,this.KEY_X=88,this.KEY_Y=89,this.KEY_Z=90,this.KEY_LEFT_WINDOW=91,this.KEY_RIGHT_WINDOW=92,this.KEY_SELECT_KEY=93,this.KEY_NUMPAD_0=96,this.KEY_NUMPAD_1=97,this.KEY_NUMPAD_2=98,this.KEY_NUMPAD_3=99,this.KEY_NUMPAD_4=100,this.KEY_NUMPAD_5=101,this.KEY_NUMPAD_6=102,this.KEY_NUMPAD_7=103,this.KEY_NUMPAD_8=104,this.KEY_NUMPAD_9=105,this.KEY_MULTIPLY=106,this.KEY_ADD=107,this.KEY_SUBTRACT=109,this.KEY_DECIMAL_POINT=110,this.KEY_DIVIDE=111,this.KEY_F1=112,this.KEY_F2=113,this.KEY_F3=114,this.KEY_F4=115,this.KEY_F5=116,this.KEY_F6=117,this.KEY_F7=118,this.KEY_F8=119,this.KEY_F9=120,this.KEY_F10=121,this.KEY_F11=122,this.KEY_F12=123,this.KEY_NUM_LOCK=144,this.KEY_SCROLL_LOCK=145,this.KEY_SEMI_COLON=186,this.KEY_EQUAL_SIGN=187,this.KEY_COMMA=188,this.KEY_DASH=189,this.KEY_PERIOD=190,this.KEY_FORWARD_SLASH=191,this.KEY_GRAVE_ACCENT=192,this.KEY_OPEN_BRACKET=219,this.KEY_BACK_SLASH=220,this.KEY_CLOSE_BRACKET=221,this.KEY_SINGLE_QUOTE=222,this.KEY_SPACE=32,this.element=t.element,this.altDown=!1,this.ctrlDown=!1,this.mouseDownLeft=!1,this.mouseDownMiddle=!1,this.mouseDownRight=!1,this.keyDown=[],this.enabled=!0,this.keyboardEnabled=!0,this.mouseover=!1,this.mouseCanvasPos=d.vec2(),this._keyboardEventsElement=t.keyboardEventsElement||document,this._bindEvents()}_bindEvents(){if(this._eventsBound)return;this._keyboardEventsElement.addEventListener("keydown",this._keyDownListener=e=>{this.enabled&&this.keyboardEnabled&&"INPUT"!==e.target.tagName&&"TEXTAREA"!==e.target.tagName&&(e.keyCode===this.KEY_CTRL?this.ctrlDown=!0:e.keyCode===this.KEY_ALT?this.altDown=!0:e.keyCode===this.KEY_SHIFT&&(this.shiftDown=!0),this.keyDown[e.keyCode]=!0,this.fire("keydown",e.keyCode,!0))},!1),this._keyboardEventsElement.addEventListener("keyup",this._keyUpListener=e=>{this.enabled&&this.keyboardEnabled&&"INPUT"!==e.target.tagName&&"TEXTAREA"!==e.target.tagName&&(e.keyCode===this.KEY_CTRL?this.ctrlDown=!1:e.keyCode===this.KEY_ALT?this.altDown=!1:e.keyCode===this.KEY_SHIFT&&(this.shiftDown=!1),this.keyDown[e.keyCode]=!1,this.fire("keyup",e.keyCode,!0))}),this.element.addEventListener("mouseenter",this._mouseEnterListener=e=>{this.enabled&&(this.mouseover=!0,this._getMouseCanvasPos(e),this.fire("mouseenter",this.mouseCanvasPos,!0))}),this.element.addEventListener("mouseleave",this._mouseLeaveListener=e=>{this.enabled&&(this.mouseover=!1,this._getMouseCanvasPos(e),this.fire("mouseleave",this.mouseCanvasPos,!0))}),this.element.addEventListener("mousedown",this._mouseDownListener=e=>{if(this.enabled){switch(e.which){case 1:this.mouseDownLeft=!0;break;case 2:this.mouseDownMiddle=!0;break;case 3:this.mouseDownRight=!0}this._getMouseCanvasPos(e),this.element.focus(),this.fire("mousedown",this.mouseCanvasPos,!0),this.mouseover&&e.preventDefault()}}),document.addEventListener("mouseup",this._mouseUpListener=e=>{if(this.enabled){switch(e.which){case 1:this.mouseDownLeft=!1;break;case 2:this.mouseDownMiddle=!1;break;case 3:this.mouseDownRight=!1}this.fire("mouseup",this.mouseCanvasPos,!0)}},!0),document.addEventListener("click",this._clickListener=e=>{if(this.enabled){switch(e.which){case 1:case 3:this.mouseDownLeft=!1,this.mouseDownRight=!1;break;case 2:this.mouseDownMiddle=!1}this._getMouseCanvasPos(e),this.fire("click",this.mouseCanvasPos,!0),this.mouseover&&e.preventDefault()}}),document.addEventListener("dblclick",this._dblClickListener=e=>{if(this.enabled){switch(e.which){case 1:case 3:this.mouseDownLeft=!1,this.mouseDownRight=!1;break;case 2:this.mouseDownMiddle=!1}this._getMouseCanvasPos(e),this.fire("dblclick",this.mouseCanvasPos,!0),this.mouseover&&e.preventDefault()}});const e=this.scene.tickify((()=>this.fire("mousemove",this.mouseCanvasPos,!0)));this.element.addEventListener("mousemove",this._mouseMoveListener=t=>{this.enabled&&(this._getMouseCanvasPos(t),e(),this.mouseover&&t.preventDefault())}),this.element.addEventListener("contextmenu",this._contextmenuListener=e=>{this.enabled&&(this._getMouseCanvasPos(e),this.fire("contextmenu",this.mouseCanvasPos,!0))});const t=this.scene.tickify((e=>{this.fire("mousewheel",e,!0)}));this.element.addEventListener("wheel",this._mouseWheelListener=(e,i)=>{if(!this.enabled)return;const s=Math.max(-1,Math.min(1,40*-e.deltaY));t(s)},{passive:!0});{let e,t;const i=2;this.on("mousedown",(i=>{e=i[0],t=i[1]})),this.on("mouseup",(s=>{e>=s[0]-i&&e<=s[0]+i&&t>=s[1]-i&&t<=s[1]+i&&this.fire("mouseclicked",s,!0)}))}this.element.addEventListener("touchstart",this._touchstartListener=e=>{this.enabled&&[...e.changedTouches].forEach((e=>{this.fire("touchstart",[e.identifier,this._getTouchCanvasPos(e)],!0)}))}),this.element.addEventListener("touchend",this._touchendListener=e=>{this.enabled&&[...e.changedTouches].forEach((e=>{this.fire("touchend",[e.identifier,this._getTouchCanvasPos(e)],!0)}))}),this._eventsBound=!0}_unbindEvents(){this._eventsBound&&(this._keyboardEventsElement.removeEventListener("keydown",this._keyDownListener),this._keyboardEventsElement.removeEventListener("keyup",this._keyUpListener),this.element.removeEventListener("mouseenter",this._mouseEnterListener),this.element.removeEventListener("mouseleave",this._mouseLeaveListener),this.element.removeEventListener("mousedown",this._mouseDownListener),document.removeEventListener("mouseup",this._mouseDownListener),document.removeEventListener("click",this._clickListener),document.removeEventListener("dblclick",this._dblClickListener),this.element.removeEventListener("mousemove",this._mouseMoveListener),this.element.removeEventListener("contextmenu",this._contextmenuListener),this.element.removeEventListener("wheel",this._mouseWheelListener),this.element.removeEventListener("touchstart",this._touchstartListener),this.element.removeEventListener("touchend",this._touchendListener),window.OrientationChangeEvent&&window.removeEventListener("orientationchange",this._orientationchangedListener),window.DeviceMotionEvent&&window.removeEventListener("devicemotion",this._deviceMotionListener),window.DeviceOrientationEvent&&window.removeEventListener("deviceorientation",this._deviceOrientListener),this._eventsBound=!1)}_getTouchCanvasPos(e){let t=e.target,i=0,s=0;for(;t.offsetParent;)i+=t.offsetLeft,s+=t.offsetTop,t=t.offsetParent;return[e.pageX-i,e.pageY-s]}_getMouseCanvasPos(e){if(e){const t=e.target.getBoundingClientRect();this.mouseCanvasPos[0]=e.clientX-t.left,this.mouseCanvasPos[1]=e.clientY-t.top}else e=window.event,this.mouseCanvasPos[0]=e.x,this.mouseCanvasPos[1]=e.y}setEnabled(e){this.enabled!==e&&this.fire("enabled",this.enabled=e)}getEnabled(){return this.enabled}setKeyboardEnabled(e){this.keyboardEnabled=e}getKeyboardEnabled(){return this.keyboardEnabled}destroy(){super.destroy(),this._unbindEvents()}}const _t=new e({});class vt{constructor(e){this.id=_t.addItem({});for(const t in e)e.hasOwnProperty(t)&&(this[t]=e[t])}destroy(){_t.removeItem(this.id)}}class bt extends R{get type(){return"Viewport"}constructor(e,t={}){super(e,t),this._state=new vt({boundary:[0,0,100,100]}),this.boundary=t.boundary,this.autoBoundary=t.autoBoundary}set boundary(e){if(!this._autoBoundary){if(!e){const t=this.scene.canvas.boundary;e=[0,0,t[2],t[3]]}this._state.boundary=e,this.glRedraw(),this.fire("boundary",this._state.boundary)}}get boundary(){return this._state.boundary}set autoBoundary(e){(e=!!e)!==this._autoBoundary&&(this._autoBoundary=e,this._autoBoundary?this._onCanvasSize=this.scene.canvas.on("boundary",(function(e){const t=e[2],i=e[3];this._state.boundary=[0,0,t,i],this.glRedraw(),this.fire("boundary",this._state.boundary)}),this):this._onCanvasSize&&(this.scene.canvas.off(this._onCanvasSize),this._onCanvasSize=null),this.fire("autoBoundary",this._autoBoundary))}get autoBoundary(){return this._autoBoundary}_getState(){return this._state}destroy(){super.destroy(),this._state.destroy()}}class yt extends R{get type(){return"Perspective"}constructor(e,t={}){super(e,t),this.camera=e,this._state=new vt({matrix:d.mat4(),inverseMatrix:d.mat4(),transposedMatrix:d.mat4(),near:.1,far:1e4}),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this._fov=60,this._canvasResized=this.scene.canvas.on("boundary",this._needUpdate,this),this.fov=t.fov,this.fovAxis=t.fovAxis,this.near=t.near,this.far=t.far}_update(){const e=this.scene.canvas.boundary,t=e[2]/e[3],i=this._fovAxis;let s=this._fov;("x"===i||"min"===i&&t<1||"max"===i&&t>1)&&(s/=t),s=Math.min(s,120),d.perspectiveMat4(s*(Math.PI/180),t,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.camera._updateScheduled=!0,this.fire("matrix",this._state.matrix)}set fov(e){(e=null!=e?e:60)!==this._fov&&(this._fov=e,this._needUpdate(0),this.fire("fov",this._fov))}get fov(){return this._fov}set fovAxis(e){e=e||"min",this._fovAxis!==e&&("x"!==e&&"y"!==e&&"min"!==e&&(this.error("Unsupported value for 'fovAxis': "+e+" - defaulting to 'min'"),e="min"),this._fovAxis=e,this._needUpdate(0),this.fire("fovAxis",this._fovAxis))}get fovAxis(){return this._fovAxis}set near(e){const t=null!=e?e:.1;this._state.near!==t&&(this._state.near=t,this._needUpdate(0),this.fire("near",this._state.near))}get near(){return this._state.near}set far(e){const t=null!=e?e:1e4;this._state.far!==t&&(this._state.far=t,this._needUpdate(0),this.fire("far",this._state.far))}get far(){return this._state.far}get matrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get inverseMatrix(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(d.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}get transposedMatrix(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(d.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}unproject(e,t,i,s,r){const o=this.scene.canvas.canvas,n=o.offsetWidth/2,a=o.offsetHeight/2;return i[0]=(e[0]-n)/n,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,d.mulMat4v4(this.inverseMatrix,i,s),d.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,d.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}destroy(){super.destroy(),this._state.destroy(),this.scene.canvas.off(this._canvasResized)}}class xt extends R{get type(){return"Ortho"}constructor(e,t={}){super(e,t),this.camera=e,this._state=new vt({matrix:d.mat4(),inverseMatrix:d.mat4(),transposedMatrix:d.mat4(),near:.1,far:1e4}),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.scale=t.scale,this.near=t.near,this.far=t.far,this._onCanvasBoundary=this.scene.canvas.on("boundary",this._needUpdate,this)}_update(){const e=this.scene,t=.5*this._scale,i=e.canvas.boundary,s=i[2],r=i[3],o=s/r;let n,a,l,A;s>r?(n=-t,a=t,l=t/o,A=-t/o):(n=-t*o,a=t*o,l=t,A=-t),d.orthoMat4c(n,a,A,l,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}set scale(e){null==e&&(e=1),e<=0&&(e=.01),this._scale=e,this._needUpdate(0),this.fire("scale",this._scale)}get scale(){return this._scale}set near(e){const t=null!=e?e:.1;this._state.near!==t&&(this._state.near=t,this._needUpdate(0),this.fire("near",this._state.near))}get near(){return this._state.near}set far(e){const t=null!=e?e:1e4;this._state.far!==t&&(this._state.far=t,this._needUpdate(0),this.fire("far",this._state.far))}get far(){return this._state.far}get matrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get inverseMatrix(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(d.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}get transposedMatrix(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(d.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}unproject(e,t,i,s,r){const o=this.scene.canvas.canvas,n=o.offsetWidth/2,a=o.offsetHeight/2;return i[0]=(e[0]-n)/n,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,d.mulMat4v4(this.inverseMatrix,i,s),d.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,d.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}destroy(){super.destroy(),this._state.destroy(),this.scene.canvas.off(this._onCanvasBoundary)}}class Bt extends R{get type(){return"Frustum"}constructor(e,t={}){super(e,t),this.camera=e,this._state=new vt({matrix:d.mat4(),inverseMatrix:d.mat4(),transposedMatrix:d.mat4(),near:.1,far:1e4}),this._left=-1,this._right=1,this._bottom=-1,this._top=1,this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.left=t.left,this.right=t.right,this.bottom=t.bottom,this.top=t.top,this.near=t.near,this.far=t.far}_update(){d.frustumMat4(this._left,this._right,this._bottom,this._top,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}set left(e){this._left=null!=e?e:-1,this._needUpdate(0),this.fire("left",this._left)}get left(){return this._left}set right(e){this._right=null!=e?e:1,this._needUpdate(0),this.fire("right",this._right)}get right(){return this._right}set top(e){this._top=null!=e?e:1,this._needUpdate(0),this.fire("top",this._top)}get top(){return this._top}set bottom(e){this._bottom=null!=e?e:-1,this._needUpdate(0),this.fire("bottom",this._bottom)}get bottom(){return this._bottom}set near(e){this._state.near=null!=e?e:.1,this._needUpdate(0),this.fire("near",this._state.near)}get near(){return this._state.near}set far(e){this._state.far=null!=e?e:1e4,this._needUpdate(0),this.fire("far",this._state.far)}get far(){return this._state.far}get matrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get inverseMatrix(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(d.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}get transposedMatrix(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(d.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}unproject(e,t,i,s,r){const o=this.scene.canvas.canvas,n=o.offsetWidth/2,a=o.offsetHeight/2;return i[0]=(e[0]-n)/n,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,d.mulMat4v4(this.inverseMatrix,i,s),d.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,d.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}destroy(){super.destroy(),this._state.destroy(),super.destroy()}}class wt extends R{get type(){return"CustomProjection"}constructor(e,t={}){super(e,t),this.camera=e,this._state=new vt({matrix:d.mat4(),inverseMatrix:d.mat4(),transposedMatrix:d.mat4()}),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!1,this.matrix=t.matrix}set matrix(e){this._state.matrix.set(e||[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}get matrix(){return this._state.matrix}get inverseMatrix(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(d.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}get transposedMatrix(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(d.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}unproject(e,t,i,s,r){const o=this.scene.canvas.canvas,n=o.offsetWidth/2,a=o.offsetHeight/2;return i[0]=(e[0]-n)/n,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,d.mulMat4v4(this.inverseMatrix,i,s),d.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,d.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}destroy(){super.destroy(),this._state.destroy()}}const Pt=d.vec3(),Ct=d.vec3(),Mt=d.vec3(),Et=d.vec3(),Ft=d.vec3(),It=d.vec3(),Dt=d.vec4(),St=d.vec4(),Tt=d.vec4(),Rt=d.mat4(),Lt=d.mat4(),Ut=d.vec3(),Ot=d.vec3(),kt=d.vec3(),Nt=d.vec3();class Qt extends R{get type(){return"Camera"}constructor(e,t={}){super(e,t),this._state=new vt({deviceMatrix:d.mat4(),hasDeviceMatrix:!1,matrix:d.mat4(),normalMatrix:d.mat4(),inverseMatrix:d.mat4()}),this._perspective=new yt(this),this._ortho=new xt(this),this._frustum=new Bt(this),this._customProjection=new wt(this),this._project=this._perspective,this._eye=d.vec3([0,0,10]),this._look=d.vec3([0,0,0]),this._up=d.vec3([0,1,0]),this._worldUp=d.vec3([0,1,0]),this._worldRight=d.vec3([1,0,0]),this._worldForward=d.vec3([0,0,-1]),this.deviceMatrix=t.deviceMatrix,this.eye=t.eye,this.look=t.look,this.up=t.up,this.worldAxis=t.worldAxis,this.gimbalLock=t.gimbalLock,this.constrainPitch=t.constrainPitch,this.projection=t.projection,this._perspective.on("matrix",(()=>{"perspective"===this._projectionType&&this.fire("projMatrix",this._perspective.matrix)})),this._ortho.on("matrix",(()=>{"ortho"===this._projectionType&&this.fire("projMatrix",this._ortho.matrix)})),this._frustum.on("matrix",(()=>{"frustum"===this._projectionType&&this.fire("projMatrix",this._frustum.matrix)})),this._customProjection.on("matrix",(()=>{"customProjection"===this._projectionType&&this.fire("projMatrix",this._customProjection.matrix)}))}_update(){const e=this._state;let t;"ortho"===this.projection?(d.subVec3(this._eye,this._look,Ut),d.normalizeVec3(Ut,Ot),d.mulVec3Scalar(Ot,1e3,kt),d.addVec3(this._look,kt,Nt),t=Nt):t=this._eye,e.hasDeviceMatrix?(d.lookAtMat4v(t,this._look,this._up,Lt),d.mulMat4(e.deviceMatrix,Lt,e.matrix)):d.lookAtMat4v(t,this._look,this._up,e.matrix),d.inverseMat4(this._state.matrix,this._state.inverseMatrix),d.transposeMat4(this._state.inverseMatrix,this._state.normalMatrix),this.glRedraw(),this.fire("matrix",this._state.matrix),this.fire("viewMatrix",this._state.matrix)}orbitYaw(e){let t=d.subVec3(this._eye,this._look,Pt);d.rotationMat4v(.0174532925*e,this._gimbalLock?this._worldUp:this._up,Rt),t=d.transformPoint3(Rt,t,Ct),this.eye=d.addVec3(this._look,t,Mt),this.up=d.transformPoint3(Rt,this._up,Et)}orbitPitch(e){if(this._constrainPitch&&(e=d.dotVec3(this._up,this._worldUp)/d.DEGTORAD)<1)return;let t=d.subVec3(this._eye,this._look,Pt);const i=d.cross3Vec3(d.normalizeVec3(t,Ct),d.normalizeVec3(this._up,Mt));d.rotationMat4v(.0174532925*e,i,Rt),t=d.transformPoint3(Rt,t,Et),this.up=d.transformPoint3(Rt,this._up,Ft),this.eye=d.addVec3(t,this._look,It)}yaw(e){let t=d.subVec3(this._look,this._eye,Pt);d.rotationMat4v(.0174532925*e,this._gimbalLock?this._worldUp:this._up,Rt),t=d.transformPoint3(Rt,t,Ct),this.look=d.addVec3(t,this._eye,Mt),this._gimbalLock&&(this.up=d.transformPoint3(Rt,this._up,Et))}pitch(e){if(this._constrainPitch&&(e=d.dotVec3(this._up,this._worldUp)/d.DEGTORAD)<1)return;let t=d.subVec3(this._look,this._eye,Pt);const i=d.cross3Vec3(d.normalizeVec3(t,Ct),d.normalizeVec3(this._up,Mt));d.rotationMat4v(.0174532925*e,i,Rt),this.up=d.transformPoint3(Rt,this._up,It),t=d.transformPoint3(Rt,t,Et),this.look=d.addVec3(t,this._eye,Ft)}pan(e){const t=d.subVec3(this._eye,this._look,Pt),i=[0,0,0];let s;if(0!==e[0]){const r=d.cross3Vec3(d.normalizeVec3(t,[]),d.normalizeVec3(this._up,Ct));s=d.mulVec3Scalar(r,e[0]),i[0]+=s[0],i[1]+=s[1],i[2]+=s[2]}0!==e[1]&&(s=d.mulVec3Scalar(d.normalizeVec3(this._up,Mt),e[1]),i[0]+=s[0],i[1]+=s[1],i[2]+=s[2]),0!==e[2]&&(s=d.mulVec3Scalar(d.normalizeVec3(t,Et),e[2]),i[0]+=s[0],i[1]+=s[1],i[2]+=s[2]),this.eye=d.addVec3(this._eye,i,Ft),this.look=d.addVec3(this._look,i,It)}zoom(e){const t=d.subVec3(this._eye,this._look,Pt),i=Math.abs(d.lenVec3(t,Ct)),s=Math.abs(i+e);if(s<.5)return;const r=d.normalizeVec3(t,Mt);this.eye=d.addVec3(this._look,d.mulVec3Scalar(r,s),Et)}set eye(e){this._eye.set(e||[0,0,10]),this._needUpdate(0),this.fire("eye",this._eye)}get eye(){return this._eye}set look(e){this._look.set(e||[0,0,0]),this._needUpdate(0),this.fire("look",this._look)}get look(){return this._look}set up(e){this._up.set(e||[0,1,0]),this._needUpdate(0),this.fire("up",this._up)}get up(){return this._up}set deviceMatrix(e){this._state.deviceMatrix.set(e||[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]),this._state.hasDeviceMatrix=!!e,this._needUpdate(0),this.fire("deviceMatrix",this._state.deviceMatrix)}get deviceMatrix(){return this._state.deviceMatrix}set worldAxis(e){e=e||[1,0,0,0,1,0,0,0,1],this._worldAxis?this._worldAxis.set(e):this._worldAxis=d.vec3(e),this._worldRight[0]=this._worldAxis[0],this._worldRight[1]=this._worldAxis[1],this._worldRight[2]=this._worldAxis[2],this._worldUp[0]=this._worldAxis[3],this._worldUp[1]=this._worldAxis[4],this._worldUp[2]=this._worldAxis[5],this._worldForward[0]=this._worldAxis[6],this._worldForward[1]=this._worldAxis[7],this._worldForward[2]=this._worldAxis[8],this.fire("worldAxis",this._worldAxis)}get worldAxis(){return this._worldAxis}get worldUp(){return this._worldUp}get xUp(){return this._worldUp[0]>this._worldUp[1]&&this._worldUp[0]>this._worldUp[2]}get yUp(){return this._worldUp[1]>this._worldUp[0]&&this._worldUp[1]>this._worldUp[2]}get zUp(){return this._worldUp[2]>this._worldUp[0]&&this._worldUp[2]>this._worldUp[1]}get worldRight(){return this._worldRight}get worldForward(){return this._worldForward}set gimbalLock(e){this._gimbalLock=!1!==e,this.fire("gimbalLock",this._gimbalLock)}get gimbalLock(){return this._gimbalLock}set constrainPitch(e){this._constrainPitch=!!e,this.fire("constrainPitch",this._constrainPitch)}get eyeLookDist(){return d.lenVec3(d.subVec3(this._look,this._eye,Pt))}get matrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get viewMatrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get normalMatrix(){return this._updateScheduled&&this._doUpdate(),this._state.normalMatrix}get viewNormalMatrix(){return this._updateScheduled&&this._doUpdate(),this._state.normalMatrix}get inverseViewMatrix(){return this._updateScheduled&&this._doUpdate(),this._state.inverseMatrix}get projMatrix(){return this[this.projection].matrix}get perspective(){return this._perspective}get ortho(){return this._ortho}get frustum(){return this._frustum}get customProjection(){return this._customProjection}set projection(e){e=e||"perspective",this._projectionType!==e&&("perspective"===e?this._project=this._perspective:"ortho"===e?this._project=this._ortho:"frustum"===e?this._project=this._frustum:"customProjection"===e?this._project=this._customProjection:(this.error("Unsupported value for 'projection': "+e+" defaulting to 'perspective'"),this._project=this._perspective,e="perspective"),this._project._update(),this._projectionType=e,this.glRedraw(),this._update(),this.fire("dirty"),this.fire("projection",this._projectionType),this.fire("projMatrix",this._project.matrix))}get projection(){return this._projectionType}get project(){return this._project}projectWorldPos(e){const t=Dt,i=St,s=Tt;t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=1,d.mulMat4v4(this.viewMatrix,t,i),d.mulMat4v4(this.projMatrix,i,s),d.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1;const r=this.scene.canvas.canvas,o=r.offsetWidth/2,n=r.offsetHeight/2;return[s[0]*o+o,s[1]*n+n]}destroy(){super.destroy(),this._state.destroy()}}class Vt extends R{get type(){return"Light"}get isLight(){return!0}constructor(e,t={}){super(e,t)}}class Ht extends Vt{get type(){return"DirLight"}constructor(e,t={}){super(e,t),this._shadowRenderBuf=null,this._shadowViewMatrix=null,this._shadowProjMatrix=null,this._shadowViewMatrixDirty=!0,this._shadowProjMatrixDirty=!0;const i=this.scene.camera,s=this.scene.canvas;this._onCameraViewMatrix=i.on("viewMatrix",(()=>{this._shadowViewMatrixDirty=!0})),this._onCameraProjMatrix=i.on("projMatrix",(()=>{this._shadowProjMatrixDirty=!0})),this._onCanvasBoundary=s.on("boundary",(()=>{this._shadowProjMatrixDirty=!0})),this._state=new vt({type:"dir",dir:d.vec3([1,1,1]),color:d.vec3([.7,.7,.8]),intensity:1,space:t.space||"view",castsShadow:!1,getShadowViewMatrix:()=>{if(this._shadowViewMatrixDirty){this._shadowViewMatrix||(this._shadowViewMatrix=d.identityMat4());const e=this.scene.camera,t=this._state.dir,i=e.look,s=[i[0]-t[0],i[1]-t[1],i[2]-t[2]],r=[0,1,0];d.lookAtMat4v(s,i,r,this._shadowViewMatrix),this._shadowViewMatrixDirty=!1}return this._shadowViewMatrix},getShadowProjMatrix:()=>(this._shadowProjMatrixDirty&&(this._shadowProjMatrix||(this._shadowProjMatrix=d.identityMat4()),d.orthoMat4c(-40,40,-40,40,-40,80,this._shadowProjMatrix),this._shadowProjMatrixDirty=!1),this._shadowProjMatrix),getShadowRenderBuf:()=>(this._shadowRenderBuf||(this._shadowRenderBuf=new dt(this.scene.canvas.canvas,this.scene.canvas.gl,{size:[1024,1024]})),this._shadowRenderBuf)}),this.dir=t.dir,this.color=t.color,this.intensity=t.intensity,this.castsShadow=t.castsShadow,this.scene._lightCreated(this)}set dir(e){this._state.dir.set(e||[1,1,1]),this._shadowViewMatrixDirty=!0,this.glRedraw()}get dir(){return this._state.dir}set color(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}get color(){return this._state.color}set intensity(e){e=void 0!==e?e:1,this._state.intensity=e,this.glRedraw()}get intensity(){return this._state.intensity}set castsShadow(e){e=!!e,this._state.castsShadow!==e&&(this._state.castsShadow=e,this._shadowViewMatrixDirty=!0,this.glRedraw())}get castsShadow(){return this._state.castsShadow}destroy(){const e=this.scene.camera,t=this.scene.canvas;e.off(this._onCameraViewMatrix),e.off(this._onCameraProjMatrix),t.off(this._onCanvasBoundary),super.destroy(),this._state.destroy(),this._shadowRenderBuf&&this._shadowRenderBuf.destroy(),this.scene._lightDestroyed(this),this.glRedraw()}}class jt extends Vt{get type(){return"AmbientLight"}constructor(e,t={}){super(e,t),this._state={type:"ambient",color:d.vec3([.7,.7,.7]),intensity:1},this.color=t.color,this.intensity=t.intensity,this.scene._lightCreated(this)}set color(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}get color(){return this._state.color}set intensity(e){this._state.intensity=void 0!==e?e:1,this.glRedraw()}get intensity(){return this._state.intensity}destroy(){super.destroy(),this.scene._lightDestroyed(this)}}class Gt extends R{get type(){return"Geometry"}get isGeometry(){return!0}constructor(e,t={}){super(e,t),m.memory.meshes++}destroy(){super.destroy(),m.memory.meshes--}}var zt=function(){const e=[],t=[],i=[],s=[],r=[];let o=0;const n=new Uint16Array(3),a=new Uint16Array(3),l=new Uint16Array(3),A=d.vec3(),h=d.vec3(),c=d.vec3(),u=d.vec3(),p=d.vec3(),f=d.vec3(),g=d.vec3();return function(m,_,v,b){!function(r,o){const n={};let a,l,A,h;const c=Math.pow(10,4);let u,d,p=0;for(u=0,d=r.length;u<d;u+=3)a=r[u],l=r[u+1],A=r[u+2],h=Math.round(a*c)+"_"+Math.round(l*c)+"_"+Math.round(A*c),void 0===n[h]&&(n[h]=p/3,e[p++]=a,e[p++]=l,e[p++]=A),t[u/3]=n[h];for(u=0,d=o.length;u<d;u++)s[u]=t[o[u]],i[s[u]]=o[u]}(m,_),function(t,i){o=0;for(let m=0,_=t;m<_;m+=3){const t=3*s[m],_=3*s[m+1],v=3*s[m+2];i?(n[0]=e[t],n[1]=e[t+1],n[2]=e[t+2],a[0]=e[_],a[1]=e[_+1],a[2]=e[_+2],l[0]=e[v],l[1]=e[v+1],l[2]=e[v+2],d.decompressPosition(n,i,A),d.decompressPosition(a,i,h),d.decompressPosition(l,i,c)):(A[0]=e[t],A[1]=e[t+1],A[2]=e[t+2],h[0]=e[_],h[1]=e[_+1],h[2]=e[_+2],c[0]=e[v],c[1]=e[v+1],c[2]=e[v+2]),d.subVec3(c,h,u),d.subVec3(A,h,p),d.cross3Vec3(u,p,f),d.normalizeVec3(f,g);const b=r[o]||(r[o]={normal:d.vec3()});b.normal[0]=g[0],b.normal[1]=g[1],b.normal[2]=g[2],o++}}(_.length,v);const y=[],x=Math.cos(d.DEGTORAD*b),B={};let w,P,C,M,E,F,I,D,S,T,R,L=!1;for(let e=0,t=_.length;e<t;e+=3){const t=e/3;for(let i=0;i<3;i++)w=s[e+i],P=s[e+(i+1)%3],C=Math.min(w,P),M=Math.max(w,P),E=C+","+M,void 0===B[E]?B[E]={index1:C,index2:M,face1:t,face2:void 0}:B[E].face2=t}for(E in B)F=B[E],void 0!==F.face2&&(I=r[F.face1].normal,D=r[F.face2].normal,S=d.dotVec3(I,D),S>x)||(T=i[F.index1],R=i[F.index2],(!L&&T>65535||R>65535)&&(L=!0),y.push(T),y.push(R));return L?new Uint32Array(y):new Uint16Array(y)}}();const Wt=function(){const e=d.mat4(),t=d.mat4();return function(i,s){s=s||d.mat4();const r=i[0],o=i[1],n=i[2],a=i[3]-r,l=i[4]-o,A=i[5]-n,h=65535;return d.identityMat4(e),d.translationMat4v(i,e),d.identityMat4(t),d.scalingMat4v([a/h,l/h,A/h],t),d.mulMat4(e,t,s),s}}();var Kt=function(){const e=d.mat4(),t=d.mat4();return function(i,s,r){const o=new Uint16Array(i.length),n=new Float32Array([r[0]!==s[0]?65535/(r[0]-s[0]):0,r[1]!==s[1]?65535/(r[1]-s[1]):0,r[2]!==s[2]?65535/(r[2]-s[2]):0]);let a;for(a=0;a<i.length;a+=3)o[a+0]=Math.max(0,Math.min(65535,Math.floor((i[a+0]-s[0])*n[0]))),o[a+1]=Math.max(0,Math.min(65535,Math.floor((i[a+1]-s[1])*n[1]))),o[a+2]=Math.max(0,Math.min(65535,Math.floor((i[a+2]-s[2])*n[2])));d.identityMat4(e),d.translationMat4v(s,e),d.identityMat4(t),d.scalingMat4v([(r[0]-s[0])/65535,(r[1]-s[1])/65535,(r[2]-s[2])/65535],t);return{quantized:o,decodeMatrix:d.mulMat4(e,t,d.identityMat4())}}}();var Xt=function(){const e=d.mat3(),t=d.mat3();return function(i,s,r){const o=new Uint16Array(i.length),n=new Float32Array([65535/(r[0]-s[0]),65535/(r[1]-s[1])]);let a;for(a=0;a<i.length;a+=2)o[a+0]=Math.max(0,Math.min(65535,Math.floor((i[a+0]-s[0])*n[0]))),o[a+1]=Math.max(0,Math.min(65535,Math.floor((i[a+1]-s[1])*n[1])));d.identityMat3(e),d.translationMat3v(s,e),d.identityMat3(t),d.scalingMat3v([(r[0]-s[0])/65535,(r[1]-s[1])/65535],t);return{quantized:o,decodeMatrix:d.mulMat3(e,t,d.identityMat3())}}}();function Jt(e,t,i,s){let r=e[t]/(Math.abs(e[t])+Math.abs(e[t+1])+Math.abs(e[t+2])),o=e[t+1]/(Math.abs(e[t])+Math.abs(e[t+1])+Math.abs(e[t+2]));if(e[t+2]<0){let e=(1-Math.abs(o))*(r>=0?1:-1),t=(1-Math.abs(r))*(o>=0?1:-1);r=e,o=t}return new Int8Array([Math[i](127.5*r+(r<0?-1:0)),Math[s](127.5*o+(o<0?-1:0))])}function Yt(e){let t=e[0],i=e[1];t/=t<0?127:128,i/=i<0?127:128;const s=1-Math.abs(t)-Math.abs(i);s<0&&(t=(1-Math.abs(i))*(t>=0?1:-1),i=(1-Math.abs(t))*(i>=0?1:-1));const r=Math.sqrt(t*t+i*i+s*s);return[t/r,i/r,s/r]}function Zt(e,t,i){return e[t]*i[0]+e[t+1]*i[1]+e[t+2]*i[2]}const qt={getPositionsBounds:function(e){const t=new Float32Array(3),i=new Float32Array(3);let s,r;for(s=0;s<3;s++)t[s]=Number.MAX_VALUE,i[s]=-Number.MAX_VALUE;for(s=0;s<e.length;s+=3)for(r=0;r<3;r++)t[r]=Math.min(t[r],e[s+r]),i[r]=Math.max(i[r],e[s+r]);return{min:t,max:i}},createPositionsDecodeMatrix:Wt,compressPositions:Kt,compressPosition:function(e,t,i){const s=new Float32Array([t[3]!==t[0]?65535/(t[3]-t[0]):0,t[4]!==t[1]?65535/(t[4]-t[1]):0,t[5]!==t[2]?65535/(t[5]-t[2]):0]);i[0]=Math.max(0,Math.min(65535,Math.floor((e[0]-t[0])*s[0]))),i[1]=Math.max(0,Math.min(65535,Math.floor((e[1]-t[1])*s[1]))),i[2]=Math.max(0,Math.min(65535,Math.floor((e[2]-t[2])*s[2])))},decompressPositions:function(e,t,i=new Float32Array(e.length)){for(let s=0,r=e.length;s<r;s+=3)i[s+0]=e[s+0]*t[0]+t[12],i[s+1]=e[s+1]*t[5]+t[13],i[s+2]=e[s+2]*t[10]+t[14];return i},decompressPosition:function(e,t,i){return i[0]=e[0]*t[0]+t[12],i[1]=e[1]*t[5]+t[13],i[2]=e[2]*t[10]+t[14],i},decompressAABB:function(e,t,i=e){return i[0]=e[0]*t[0]+t[12],i[1]=e[1]*t[5]+t[13],i[2]=e[2]*t[10]+t[14],i[3]=e[3]*t[0]+t[12],i[4]=e[4]*t[5]+t[13],i[5]=e[5]*t[10]+t[14],i},getUVBounds:function(e){const t=new Float32Array(2),i=new Float32Array(2);let s,r;for(s=0;s<2;s++)t[s]=Number.MAX_VALUE,i[s]=-Number.MAX_VALUE;for(s=0;s<e.length;s+=2)for(r=0;r<2;r++)t[r]=Math.min(t[r],e[s+r]),i[r]=Math.max(i[r],e[s+r]);return{min:t,max:i}},compressUVs:Xt,decompressUVs:function(e,t,i=new Float32Array(e.length)){for(let s=0,r=e.length;s<r;s+=3)i[s+0]=e[s+0]*t[0]+t[6],i[s+1]=e[s+1]*t[4]+t[7];return i},decompressUV:function(e,t,i){i[0]=e[0]*t[0]+t[6],i[1]=e[1]*t[4]+t[7]},compressNormals:function(e){const t=new Int8Array(e.length);let i,s,r,o,n;for(let a=0;a<e.length;a+=3)r=i=Jt(e,a,"floor","floor"),s=Yt(i),o=n=Zt(e,a,s),i=Jt(e,a,"ceil","floor"),s=Yt(i),o=Zt(e,a,s),o>n&&(r=i,n=o),i=Jt(e,a,"floor","ceil"),s=Yt(i),o=Zt(e,a,s),o>n&&(r=i,n=o),i=Jt(e,a,"ceil","ceil"),s=Yt(i),o=Zt(e,a,s),o>n&&(r=i,n=o),t[a]=r[0],t[a+1]=r[1];return t},decompressNormals:function(e,t){for(let i=0,s=0,r=e.length;i<r;i+=2){let r=e[i+0],o=e[i+1];r=(2*r+1)/255,o=(2*o+1)/255;const n=1-Math.abs(r)-Math.abs(o);n<0&&(r=(1-Math.abs(o))*(r>=0?1:-1),o=(1-Math.abs(r))*(o>=0?1:-1));const a=Math.sqrt(r*r+o*o+n*n);t[s+0]=r/a,t[s+1]=o/a,t[s+2]=n/a,s+=3}return t},decompressNormal:function(e,t){let i=e[0],s=e[1];i=(2*i+1)/255,s=(2*s+1)/255;const r=1-Math.abs(i)-Math.abs(s);r<0&&(i=(1-Math.abs(s))*(i>=0?1:-1),s=(1-Math.abs(i))*(s>=0?1:-1));const o=Math.sqrt(i*i+s*s+r*r);return t[0]=i/o,t[1]=s/o,t[2]=r/o,t}},$t=m.memory,ei=d.AABB3();class ti extends Gt{get type(){return"ReadableGeometry"}get isReadableGeometry(){return!0}constructor(e,t={}){super(e,t),this._state=new vt({compressGeometry:!!t.compressGeometry,primitive:null,primitiveName:null,positions:null,normals:null,colors:null,uv:null,indices:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,positionsBuf:null,normalsBuf:null,colorsbuf:null,uvBuf:null,indicesBuf:null,hash:""}),this._numTriangles=0,this._edgeThreshold=t.edgeThreshold||10,this._edgeIndicesBuf=null,this._pickTrianglePositionsBuf=null,this._pickTriangleColorsBuf=null,this._aabbDirty=!0,this._boundingSphere=!0,this._aabb=null,this._aabbDirty=!0,this._obb=null,this._obbDirty=!0;const i=this._state,s=this.scene.canvas.gl;switch(t.primitive=t.primitive||"triangles",t.primitive){case"points":i.primitive=s.POINTS,i.primitiveName=t.primitive;break;case"lines":i.primitive=s.LINES,i.primitiveName=t.primitive;break;case"line-loop":i.primitive=s.LINE_LOOP,i.primitiveName=t.primitive;break;case"line-strip":i.primitive=s.LINE_STRIP,i.primitiveName=t.primitive;break;case"triangles":i.primitive=s.TRIANGLES,i.primitiveName=t.primitive;break;case"triangle-strip":i.primitive=s.TRIANGLE_STRIP,i.primitiveName=t.primitive;break;case"triangle-fan":i.primitive=s.TRIANGLE_FAN,i.primitiveName=t.primitive;break;default:this.error("Unsupported value for 'primitive': '"+t.primitive+"' - supported values are 'points', 'lines', 'line-loop', 'line-strip', 'triangles', 'triangle-strip' and 'triangle-fan'. Defaulting to 'triangles'."),i.primitive=s.TRIANGLES,i.primitiveName=t.primitive}if(t.positions)if(this._state.compressGeometry){const e=qt.getPositionsBounds(t.positions),s=qt.compressPositions(t.positions,e.min,e.max);i.positions=s.quantized,i.positionsDecodeMatrix=s.decodeMatrix}else i.positions=t.positions.constructor===Float32Array?t.positions:new Float32Array(t.positions);if(t.colors&&(i.colors=t.colors.constructor===Float32Array?t.colors:new Float32Array(t.colors)),t.uv)if(this._state.compressGeometry){const e=qt.getUVBounds(t.uv),s=qt.compressUVs(t.uv,e.min,e.max);i.uv=s.quantized,i.uvDecodeMatrix=s.decodeMatrix}else i.uv=t.uv.constructor===Float32Array?t.uv:new Float32Array(t.uv);t.normals&&(this._state.compressGeometry?i.normals=qt.compressNormals(t.normals):i.normals=t.normals.constructor===Float32Array?t.normals:new Float32Array(t.normals)),t.indices&&(i.indices=t.indices.constructor===Uint32Array||t.indices.constructor===Uint16Array?t.indices:new Uint32Array(t.indices),"triangles"===this._state.primitiveName&&(this._numTriangles=t.indices.length/3)),this._buildHash(),$t.meshes++,this._buildVBOs()}_buildVBOs(){const e=this._state,t=this.scene.canvas.gl;if(e.indices&&(e.indicesBuf=new $e(t,t.ELEMENT_ARRAY_BUFFER,e.indices,e.indices.length,1,t.STATIC_DRAW),$t.indices+=e.indicesBuf.numItems),e.positions&&(e.positionsBuf=new $e(t,t.ARRAY_BUFFER,e.positions,e.positions.length,3,t.STATIC_DRAW),$t.positions+=e.positionsBuf.numItems),e.normals){let i=e.compressGeometry;e.normalsBuf=new $e(t,t.ARRAY_BUFFER,e.normals,e.normals.length,3,t.STATIC_DRAW,i),$t.normals+=e.normalsBuf.numItems}e.colors&&(e.colorsBuf=new $e(t,t.ARRAY_BUFFER,e.colors,e.colors.length,4,t.STATIC_DRAW),$t.colors+=e.colorsBuf.numItems),e.uv&&(e.uvBuf=new $e(t,t.ARRAY_BUFFER,e.uv,e.uv.length,2,t.STATIC_DRAW),$t.uvs+=e.uvBuf.numItems)}_buildHash(){const e=this._state,t=["/g"];t.push("/"+e.primitive+";"),e.positions&&t.push("p"),e.colors&&t.push("c"),(e.normals||e.autoVertexNormals)&&t.push("n"),e.uv&&t.push("u"),e.compressGeometry&&t.push("cp"),t.push(";"),e.hash=t.join("")}_getEdgeIndices(){return this._edgeIndicesBuf||this._buildEdgeIndices(),this._edgeIndicesBuf}_getPickTrianglePositions(){return this._pickTrianglePositionsBuf||this._buildPickTriangleVBOs(),this._pickTrianglePositionsBuf}_getPickTriangleColors(){return this._pickTriangleColorsBuf||this._buildPickTriangleVBOs(),this._pickTriangleColorsBuf}_buildEdgeIndices(){const e=this._state;if(!e.positions||!e.indices)return;const t=this.scene.canvas.gl,i=zt(e.positions,e.indices,e.positionsDecodeMatrix,this._edgeThreshold);this._edgeIndicesBuf=new $e(t,t.ELEMENT_ARRAY_BUFFER,i,i.length,1,t.STATIC_DRAW),$t.indices+=this._edgeIndicesBuf.numItems}_buildPickTriangleVBOs(){const e=this._state;if(!e.positions||!e.indices)return;const t=this.scene.canvas.gl,i=d.buildPickTriangles(e.positions,e.indices,e.compressGeometry),s=i.positions,r=i.colors;this._pickTrianglePositionsBuf=new $e(t,t.ARRAY_BUFFER,s,s.length,3,t.STATIC_DRAW),this._pickTriangleColorsBuf=new $e(t,t.ARRAY_BUFFER,r,r.length,4,t.STATIC_DRAW,!0),$t.positions+=this._pickTrianglePositionsBuf.numItems,$t.colors+=this._pickTriangleColorsBuf.numItems}_buildPickVertexVBOs(){}_webglContextLost(){this._sceneVertexBufs&&this._sceneVertexBufs.webglContextLost()}_webglContextRestored(){this._sceneVertexBufs&&this._sceneVertexBufs.webglContextRestored(),this._buildVBOs(),this._edgeIndicesBuf=null,this._pickVertexPositionsBuf=null,this._pickTrianglePositionsBuf=null,this._pickTriangleColorsBuf=null,this._pickVertexPositionsBuf=null,this._pickVertexColorsBuf=null}get primitive(){return this._state.primitiveName}get compressGeometry(){return this._state.compressGeometry}get positions(){return this._state.positions?this._state.compressGeometry?(this._decompressedPositions||(this._decompressedPositions=new Float32Array(this._state.positions.length),qt.decompressPositions(this._state.positions,this._state.positionsDecodeMatrix,this._decompressedPositions)),this._decompressedPositions):this._state.positions:null}set positions(e){const t=this._state,i=t.positions;if(i)if(i.length===e.length){if(this._state.compressGeometry){const i=qt.getPositionsBounds(e),s=qt.compressPositions(e,i.min,i.max);e=s.quantized,t.positionsDecodeMatrix=s.decodeMatrix}i.set(e),t.positionsBuf&&t.positionsBuf.setData(i),this._setAABBDirty(),this.glRedraw()}else this.error("can't update geometry positions - new positions are wrong length");else this.error("can't update geometry positions - geometry has no positions")}get normals(){if(this._state.normals){if(!this._state.compressGeometry)return this._state.normals;if(!this._decompressedNormals){const e=this._state.normals.length,t=e+e/2;this._decompressedNormals=new Float32Array(t),qt.decompressNormals(this._state.normals,this._decompressedNormals)}return this._decompressedNormals}}set normals(e){if(this._state.compressGeometry)return void this.error("can't update geometry normals - quantized geometry is immutable");const t=this._state,i=t.normals;i?i.length===e.length?(i.set(e),t.normalsBuf&&t.normalsBuf.setData(i),this.glRedraw()):this.error("can't update geometry normals - new normals are wrong length"):this.error("can't update geometry normals - geometry has no normals")}get uv(){return this._state.uv?this._state.compressGeometry?(this._decompressedUV||(this._decompressedUV=new Float32Array(this._state.uv.length),qt.decompressUVs(this._state.uv,this._state.uvDecodeMatrix,this._decompressedUV)),this._decompressedUV):this._state.uv:null}set uv(e){if(this._state.compressGeometry)return void this.error("can't update geometry UVs - quantized geometry is immutable");const t=this._state,i=t.uv;i?i.length===e.length?(i.set(e),t.uvBuf&&t.uvBuf.setData(i),this.glRedraw()):this.error("can't update geometry UVs - new UVs are wrong length"):this.error("can't update geometry UVs - geometry has no UVs")}get colors(){return this._state.colors}set colors(e){if(this._state.compressGeometry)return void this.error("can't update geometry colors - quantized geometry is immutable");const t=this._state,i=t.colors;i?i.length===e.length?(i.set(e),t.colorsBuf&&t.colorsBuf.setData(i),this.glRedraw()):this.error("can't update geometry colors - new colors are wrong length"):this.error("can't update geometry colors - geometry has no colors")}get indices(){return this._state.indices}get aabb(){return this._aabbDirty&&(this._aabb||(this._aabb=d.AABB3()),d.positions3ToAABB3(this._state.positions,this._aabb,this._state.positionsDecodeMatrix),this._aabbDirty=!1),this._aabb}get obb(){return this._obbDirty&&(this._obb||(this._obb=d.OBB3()),d.positions3ToAABB3(this._state.positions,ei,this._state.positionsDecodeMatrix),d.AABB3ToOBB3(ei,this._obb),this._obbDirty=!1),this._obb}get numTriangles(){return this._numTriangles}_setAABBDirty(){this._aabbDirty||(this._aabbDirty=!0,this._aabbDirty=!0,this._obbDirty=!0)}_getState(){return this._state}destroy(){super.destroy();const e=this._state;e.indicesBuf&&e.indicesBuf.destroy(),e.positionsBuf&&e.positionsBuf.destroy(),e.normalsBuf&&e.normalsBuf.destroy(),e.uvBuf&&e.uvBuf.destroy(),e.colorsBuf&&e.colorsBuf.destroy(),this._edgeIndicesBuf&&this._edgeIndicesBuf.destroy(),this._pickTrianglePositionsBuf&&this._pickTrianglePositionsBuf.destroy(),this._pickTriangleColorsBuf&&this._pickTriangleColorsBuf.destroy(),this._pickVertexPositionsBuf&&this._pickVertexPositionsBuf.destroy(),this._pickVertexColorsBuf&&this._pickVertexColorsBuf.destroy(),e.destroy(),$t.meshes--}}function ii(e={}){let t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);let i=e.ySize||1;i<0&&(console.error("negative ySize not allowed - will invert"),i*=-1);let s=e.zSize||1;s<0&&(console.error("negative zSize not allowed - will invert"),s*=-1);const r=e.center,o=r?r[0]:0,n=r?r[1]:0,a=r?r[2]:0,l=-t+o,A=-i+n,h=-s+a,c=t+o,u=i+n,d=s+a;return y.apply(e,{positions:[c,u,d,l,u,d,l,A,d,c,A,d,c,u,d,c,A,d,c,A,h,c,u,h,c,u,d,c,u,h,l,u,h,l,u,d,l,u,d,l,u,h,l,A,h,l,A,d,l,A,h,c,A,h,c,A,d,l,A,d,c,A,h,l,A,h,l,u,h,c,u,h],normals:[0,0,1,0,0,1,0,0,1,0,0,1,1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1],uv:[1,0,0,0,0,1,1,1,0,0,0,1,1,1,1,0,1,1,1,0,0,0,0,1,1,0,0,0,0,1,1,1,0,1,1,1,1,0,0,0,0,1,1,1,1,0,0,0],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]})}class si extends R{get type(){return"Material"}constructor(e,t={}){super(e,t),m.memory.materials++}destroy(){super.destroy(),m.memory.materials--}}const ri={opaque:0,mask:1,blend:2},oi=["opaque","mask","blend"];class ni extends si{get type(){return"PhongMaterial"}constructor(e,t={}){super(e,t),this._state=new vt({type:"PhongMaterial",ambient:d.vec3([1,1,1]),diffuse:d.vec3([1,1,1]),specular:d.vec3([1,1,1]),emissive:d.vec3([0,0,0]),alpha:null,shininess:null,reflectivity:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),this.ambient=t.ambient,this.diffuse=t.diffuse,this.specular=t.specular,this.emissive=t.emissive,this.alpha=t.alpha,this.shininess=t.shininess,this.reflectivity=t.reflectivity,this.lineWidth=t.lineWidth,this.pointSize=t.pointSize,t.ambientMap&&(this._ambientMap=this._checkComponent("Texture",t.ambientMap)),t.diffuseMap&&(this._diffuseMap=this._checkComponent("Texture",t.diffuseMap)),t.specularMap&&(this._specularMap=this._checkComponent("Texture",t.specularMap)),t.emissiveMap&&(this._emissiveMap=this._checkComponent("Texture",t.emissiveMap)),t.alphaMap&&(this._alphaMap=this._checkComponent("Texture",t.alphaMap)),t.reflectivityMap&&(this._reflectivityMap=this._checkComponent("Texture",t.reflectivityMap)),t.normalMap&&(this._normalMap=this._checkComponent("Texture",t.normalMap)),t.occlusionMap&&(this._occlusionMap=this._checkComponent("Texture",t.occlusionMap)),t.diffuseFresnel&&(this._diffuseFresnel=this._checkComponent("Fresnel",t.diffuseFresnel)),t.specularFresnel&&(this._specularFresnel=this._checkComponent("Fresnel",t.specularFresnel)),t.emissiveFresnel&&(this._emissiveFresnel=this._checkComponent("Fresnel",t.emissiveFresnel)),t.alphaFresnel&&(this._alphaFresnel=this._checkComponent("Fresnel",t.alphaFresnel)),t.reflectivityFresnel&&(this._reflectivityFresnel=this._checkComponent("Fresnel",t.reflectivityFresnel)),this.alphaMode=t.alphaMode,this.alphaCutoff=t.alphaCutoff,this.backfaces=t.backfaces,this.frontface=t.frontface,this._makeHash()}_makeHash(){const e=this._state,t=["/p"];this._normalMap&&(t.push("/nm"),this._normalMap.hasMatrix&&t.push("/mat")),this._ambientMap&&(t.push("/am"),this._ambientMap.hasMatrix&&t.push("/mat"),t.push("/"+this._ambientMap.encoding)),this._diffuseMap&&(t.push("/dm"),this._diffuseMap.hasMatrix&&t.push("/mat"),t.push("/"+this._diffuseMap.encoding)),this._specularMap&&(t.push("/sm"),this._specularMap.hasMatrix&&t.push("/mat")),this._emissiveMap&&(t.push("/em"),this._emissiveMap.hasMatrix&&t.push("/mat"),t.push("/"+this._emissiveMap.encoding)),this._alphaMap&&(t.push("/opm"),this._alphaMap.hasMatrix&&t.push("/mat")),this._reflectivityMap&&(t.push("/rm"),this._reflectivityMap.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap.hasMatrix&&t.push("/mat")),this._diffuseFresnel&&t.push("/df"),this._specularFresnel&&t.push("/sf"),this._emissiveFresnel&&t.push("/ef"),this._alphaFresnel&&t.push("/of"),this._reflectivityFresnel&&t.push("/rf"),t.push(";"),e.hash=t.join("")}set ambient(e){let t=this._state.ambient;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.ambient=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}get ambient(){return this._state.ambient}set diffuse(e){let t=this._state.diffuse;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.diffuse=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get diffuse(){return this._state.diffuse}set specular(e){let t=this._state.specular;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.specular=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get specular(){return this._state.specular}set emissive(e){let t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}get emissive(){return this._state.emissive}set alpha(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}get alpha(){return this._state.alpha}set shininess(e){this._state.shininess=void 0!==e?e:80,this.glRedraw()}get shininess(){return this._state.shininess}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set pointSize(e){this._state.pointSize=e||1,this.glRedraw()}get pointSize(){return this._state.pointSize}set reflectivity(e){this._state.reflectivity=void 0!==e?e:1,this.glRedraw()}get reflectivity(){return this._state.reflectivity}get normalMap(){return this._normalMap}get ambientMap(){return this._ambientMap}get diffuseMap(){return this._diffuseMap}get specularMap(){return this._specularMap}get emissiveMap(){return this._emissiveMap}get alphaMap(){return this._alphaMap}get reflectivityMap(){return this._reflectivityMap}get occlusionMap(){return this._occlusionMap}get diffuseFresnel(){return this._diffuseFresnel}get specularFresnel(){return this._specularFresnel}get emissiveFresnel(){return this._emissiveFresnel}get alphaFresnel(){return this._alphaFresnel}get reflectivityFresnel(){return this._reflectivityFresnel}set alphaMode(e){let t=ri[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" - defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}get alphaMode(){return oi[this._state.alphaMode]}set alphaCutoff(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}get alphaCutoff(){return this._state.alphaCutoff}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set frontface(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}get frontface(){return this._state.frontface?"ccw":"cw"}destroy(){super.destroy(),this._state.destroy()}}const ai={default:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.2,.2,.2],edgeAlpha:.5,edgeWidth:1},defaultWhiteBG:{fill:!0,fillColor:[1,1,1],fillAlpha:.6,edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultLightBG:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.2,.2,.2],edgeAlpha:.5,edgeWidth:1},defaultDarkBG:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.5,.5,.5],edgeAlpha:.5,edgeWidth:1},phosphorous:{fill:!0,fillColor:[0,0,0],fillAlpha:.4,edges:!0,edgeColor:[.9,.9,.9],edgeAlpha:.5,edgeWidth:2},sunset:{fill:!0,fillColor:[.9,.9,.6],fillAlpha:.2,edges:!0,edgeColor:[.9,.9,.9],edgeAlpha:.5,edgeWidth:1},vectorscope:{fill:!0,fillColor:[0,0,0],fillAlpha:.7,edges:!0,edgeColor:[.2,1,.2],edgeAlpha:1,edgeWidth:2},battlezone:{fill:!0,fillColor:[0,0,0],fillAlpha:1,edges:!0,edgeColor:[.2,1,.2],edgeAlpha:1,edgeWidth:3},sepia:{fill:!0,fillColor:[.970588207244873,.7965892553329468,.6660899519920349],fillAlpha:.4,edges:!0,edgeColor:[.529411792755127,.4577854573726654,.4100345969200134],edgeAlpha:1,edgeWidth:1},yellowHighlight:{fill:!0,fillColor:[1,1,0],fillAlpha:.5,edges:!0,edgeColor:[1,1,1],edgeAlpha:1,edgeWidth:1},greenSelected:{fill:!0,fillColor:[0,1,0],fillAlpha:.5,edges:!0,edgeColor:[1,1,1],edgeAlpha:1,edgeWidth:1},gamegrid:{fill:!0,fillColor:[.2,.2,.7],fillAlpha:.9,edges:!0,edgeColor:[.4,.4,1.6],edgeAlpha:.8,edgeWidth:3}};class li extends si{get type(){return"EmphasisMaterial"}get presets(){return ai}constructor(e,t={}){super(e,t),this._state=new vt({type:"EmphasisMaterial",fill:null,fillColor:null,fillAlpha:null,edges:null,edgeColor:null,edgeAlpha:null,edgeWidth:null,backfaces:!0,glowThrough:!0}),this._preset="default",t.preset?(this.preset=t.preset,void 0!==t.fill&&(this.fill=t.fill),t.fillColor&&(this.fillColor=t.fillColor),void 0!==t.fillAlpha&&(this.fillAlpha=t.fillAlpha),void 0!==t.edges&&(this.edges=t.edges),t.edgeColor&&(this.edgeColor=t.edgeColor),void 0!==t.edgeAlpha&&(this.edgeAlpha=t.edgeAlpha),void 0!==t.edgeWidth&&(this.edgeWidth=t.edgeWidth),void 0!==t.backfaces&&(this.backfaces=t.backfaces),void 0!==t.glowThrough&&(this.glowThrough=t.glowThrough)):(this.fill=t.fill,this.fillColor=t.fillColor,this.fillAlpha=t.fillAlpha,this.edges=t.edges,this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this.backfaces=t.backfaces,this.glowThrough=t.glowThrough)}set fill(e){e=!1!==e,this._state.fill!==e&&(this._state.fill=e,this.glRedraw())}get fill(){return this._state.fill}set fillColor(e){let t=this._state.fillColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.fillColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.4,t[1]=.4,t[2]=.4),this.glRedraw()}get fillColor(){return this._state.fillColor}set fillAlpha(e){e=null!=e?e:.2,this._state.fillAlpha!==e&&(this._state.fillAlpha=e,this.glRedraw())}get fillAlpha(){return this._state.fillAlpha}set edges(e){e=!1!==e,this._state.edges!==e&&(this._state.edges=e,this.glRedraw())}get edges(){return this._state.edges}set edgeColor(e){let t=this._state.edgeColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.edgeColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}get edgeColor(){return this._state.edgeColor}set edgeAlpha(e){e=null!=e?e:.5,this._state.edgeAlpha!==e&&(this._state.edgeAlpha=e,this.glRedraw())}get edgeAlpha(){return this._state.edgeAlpha}set edgeWidth(e){this._state.edgeWidth=e||1,this.glRedraw()}get edgeWidth(){return this._state.edgeWidth}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set glowThrough(e){e=!1!==e,this._state.glowThrough!==e&&(this._state.glowThrough=e,this.glRedraw())}get glowThrough(){return this._state.glowThrough}set preset(e){if(e=e||"default",this._preset===e)return;const t=ai[e];t?(this.fill=t.fill,this.fillColor=t.fillColor,this.fillAlpha=t.fillAlpha,this.edges=t.edges,this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this.glowThrough=t.glowThrough,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(ai).join(", "))}get preset(){return this._preset}destroy(){super.destroy(),this._state.destroy()}}const Ai={default:{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1},defaultWhiteBG:{edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultLightBG:{edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultDarkBG:{edgeColor:[.5,.5,.5],edgeAlpha:1,edgeWidth:1}};class hi extends si{get type(){return"EdgeMaterial"}get presets(){return Ai}constructor(e,t={}){super(e,t),this._state=new vt({type:"EdgeMaterial",edges:null,edgeColor:null,edgeAlpha:null,edgeWidth:null}),this._preset="default",t.preset?(this.preset=t.preset,t.edgeColor&&(this.edgeColor=t.edgeColor),void 0!==t.edgeAlpha&&(this.edgeAlpha=t.edgeAlpha),void 0!==t.edgeWidth&&(this.edgeWidth=t.edgeWidth)):(this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth),this.edges=!1!==t.edges}set edges(e){e=!1!==e,this._state.edges!==e&&(this._state.edges=e,this.glRedraw())}get edges(){return this._state.edges}set edgeColor(e){let t=this._state.edgeColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.edgeColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}get edgeColor(){return this._state.edgeColor}set edgeAlpha(e){e=null!=e?e:1,this._state.edgeAlpha!==e&&(this._state.edgeAlpha=e,this.glRedraw())}get edgeAlpha(){return this._state.edgeAlpha}set edgeWidth(e){this._state.edgeWidth=e||1,this.glRedraw()}get edgeWidth(){return this._state.edgeWidth}set preset(e){if(e=e||"default",this._preset===e)return;const t=Ai[e];t?(this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(Ai).join(", "))}get preset(){return this._preset}destroy(){super.destroy(),this._state.destroy()}}const ci={meters:{abbrev:"m"},metres:{abbrev:"m"},centimeters:{abbrev:"cm"},centimetres:{abbrev:"cm"},millimeters:{abbrev:"mm"},millimetres:{abbrev:"mm"},yards:{abbrev:"yd"},feet:{abbrev:"ft"},inches:{abbrev:"in"}};class ui extends R{constructor(e,t={}){super(e,t),this._units="meters",this._scale=1,this._origin=d.vec3([0,0,0]),this.units=t.units,this.scale=t.scale,this.origin=t.origin}get unitsInfo(){return ci}set units(e){e||(e="meters");ci[e]||(this.error("Unsupported value for 'units': "+e+" defaulting to 'meters'"),e="meters"),this._units=e,this.fire("units",this._units)}get units(){return this._units}set scale(e){(e=e||1)<=0?this.error("scale value should be larger than zero"):(this._scale=e,this.fire("scale",this._scale))}get scale(){return this._scale}set origin(e){if(!e)return this._origin[0]=0,this._origin[1]=0,void(this._origin[2]=0);this._origin[0]=e[0],this._origin[1]=e[1],this._origin[2]=e[2],this.fire("origin",this._origin)}get origin(){return this._origin}worldToRealPos(e,t=d.vec3(3)){t[0]=this._origin[0]+this._scale*e[0],t[1]=this._origin[1]+this._scale*e[1],t[2]=this._origin[2]+this._scale*e[2]}realToWorldPos(e,t=d.vec3(3)){return t[0]=(e[0]-this._origin[0])/this._scale,t[1]=(e[1]-this._origin[1])/this._scale,t[2]=(e[2]-this._origin[2])/this._scale,t}}class di extends R{constructor(e,t={}){super(e,t),this._supported=je.SUPPORTED_EXTENSIONS.OES_standard_derivatives,this.enabled=t.enabled,this.kernelRadius=t.kernelRadius,this.intensity=t.intensity,this.bias=t.bias,this.scale=t.scale,this.minResolution=t.minResolution,this.numSamples=t.numSamples,this.blur=t.blur,this.blendCutoff=t.blendCutoff,this.blendFactor=t.blendFactor}get supported(){return this._supported}set enabled(e){e=!!e,this._enabled!==e&&(this._enabled=e,this.glRedraw())}get enabled(){return this._enabled}get possible(){if(!this._supported)return!1;if(!this._enabled)return!1;const e=this.scene.camera.projection;return"customProjection"!==e&&"frustum"!==e}get active(){return this._active}set kernelRadius(e){null==e&&(e=100),this._kernelRadius!==e&&(this._kernelRadius=e,this.glRedraw())}get kernelRadius(){return this._kernelRadius}set intensity(e){null==e&&(e=.15),this._intensity!==e&&(this._intensity=e,this.glRedraw())}get intensity(){return this._intensity}set bias(e){null==e&&(e=.5),this._bias!==e&&(this._bias=e,this.glRedraw())}get bias(){return this._bias}set scale(e){null==e&&(e=1),this._scale!==e&&(this._scale=e,this.glRedraw())}get scale(){return this._scale}set minResolution(e){null==e&&(e=0),this._minResolution!==e&&(this._minResolution=e,this.glRedraw())}get minResolution(){return this._minResolution}set numSamples(e){null==e&&(e=10),this._numSamples!==e&&(this._numSamples=e,this.glRedraw())}get numSamples(){return this._numSamples}set blur(e){e=!1!==e,this._blur!==e&&(this._blur=e,this.glRedraw())}get blur(){return this._blur}set blendCutoff(e){null==e&&(e=.3),this._blendCutoff!==e&&(this._blendCutoff=e,this.glRedraw())}get blendCutoff(){return this._blendCutoff}set blendFactor(e){null==e&&(e=1),this._blendFactor!==e&&(this._blendFactor=e,this.glRedraw())}get blendFactor(){return this._blendFactor}destroy(){super.destroy()}}class pi extends R{constructor(e,t={}){super(e,t),this.sliceColor=t.sliceColor,this.sliceThickness=t.sliceThickness}set sliceThickness(e){null==e&&(e=0),this._sliceThickness!==e&&(this._sliceThickness=e,this.glRedraw())}get sliceThickness(){return this._sliceThickness}set sliceColor(e){null==e&&(e=[0,0,0,1]),this._sliceColor!==e&&(this._sliceColor=e,this.glRedraw())}get sliceColor(){return this._sliceColor}destroy(){super.destroy()}}const fi={default:{pointSize:4,roundPoints:!0,perspectivePoints:!0},square:{pointSize:4,roundPoints:!1,perspectivePoints:!0},round:{pointSize:4,roundPoints:!0,perspectivePoints:!0}};class gi extends si{get type(){return"PointsMaterial"}get presets(){return fi}constructor(e,t={}){super(e,t),this._state=new vt({type:"PointsMaterial",pointSize:null,roundPoints:null,perspectivePoints:null,minPerspectivePointSize:null,maxPerspectivePointSize:null,filterIntensity:null,minIntensity:null,maxIntensity:null}),t.preset?(this.preset=t.preset,void 0!==t.pointSize&&(this.pointSize=t.pointSize),void 0!==t.roundPoints&&(this.roundPoints=t.roundPoints),void 0!==t.perspectivePoints&&(this.perspectivePoints=t.perspectivePoints),void 0!==t.minPerspectivePointSize&&(this.minPerspectivePointSize=t.minPerspectivePointSize),void 0!==t.maxPerspectivePointSize&&(this.maxPerspectivePointSize=t.minPerspectivePointSize)):(this._preset="default",this.pointSize=t.pointSize,this.roundPoints=t.roundPoints,this.perspectivePoints=t.perspectivePoints,this.minPerspectivePointSize=t.minPerspectivePointSize,this.maxPerspectivePointSize=t.maxPerspectivePointSize),this.filterIntensity=t.filterIntensity,this.minIntensity=t.minIntensity,this.maxIntensity=t.maxIntensity}set pointSize(e){this._state.pointSize=e||2,this.glRedraw()}get pointSize(){return this._state.pointSize}set roundPoints(e){e=!1!==e,this._state.roundPoints!==e&&(this._state.roundPoints=e,this.scene._needRecompile=!0,this.glRedraw())}get roundPoints(){return this._state.roundPoints}set perspectivePoints(e){e=!1!==e,this._state.perspectivePoints!==e&&(this._state.perspectivePoints=e,this.scene._needRecompile=!0,this.glRedraw())}get perspectivePoints(){return this._state.perspectivePoints}set minPerspectivePointSize(e){this._state.minPerspectivePointSize=e||1,this.scene._needRecompile=!0,this.glRedraw()}get minPerspectivePointSize(){return this._state.minPerspectivePointSize}set maxPerspectivePointSize(e){this._state.maxPerspectivePointSize=e||6,this.scene._needRecompile=!0,this.glRedraw()}get maxPerspectivePointSize(){return this._state.maxPerspectivePointSize}set filterIntensity(e){e=!1!==e,this._state.filterIntensity!==e&&(this._state.filterIntensity=e,this.scene._needRecompile=!0,this.glRedraw())}get filterIntensity(){return this._state.filterIntensity}set minIntensity(e){this._state.minIntensity=null!=e?e:0,this.glRedraw()}get minIntensity(){return this._state.minIntensity}set maxIntensity(e){this._state.maxIntensity=null!=e?e:1,this.glRedraw()}get maxIntensity(){return this._state.maxIntensity}set preset(e){if(e=e||"default",this._preset===e)return;const t=fi[e];t?(this.pointSize=t.pointSize,this.roundPoints=t.roundPoints,this.perspectivePoints=t.perspectivePoints,this.minPerspectivePointSize=t.minPerspectivePointSize,this.maxPerspectivePointSize=t.maxPerspectivePointSize,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(fi).join(", "))}get preset(){return this._preset}get hash(){return[this.pointSize,this.roundPoints,this.perspectivePoints,this.minPerspectivePointSize,this.maxPerspectivePointSize,this.filterIntensity].join(";")}destroy(){super.destroy(),this._state.destroy()}}const mi={default:{lineWidth:1},thick:{lineWidth:2},thicker:{lineWidth:4}};class _i extends si{get type(){return"LinesMaterial"}get presets(){return mi}constructor(e,t={}){super(e,t),this._state=new vt({type:"LinesMaterial",lineWidth:null}),t.preset?(this.preset=t.preset,void 0!==t.lineWidth&&(this.lineWidth=t.lineWidth)):(this._preset="default",this.lineWidth=t.lineWidth)}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set preset(e){if(e=e||"default",this._preset===e)return;const t=mi[e];t?(this.lineWidth=t.lineWidth,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(mi).join(", "))}get preset(){return this._preset}get hash(){return[""+this.lineWidth].join(";")}destroy(){super.destroy(),this._state.destroy()}}function vi(e,t){const i={};let s,r;for(let o=0,n=t.length;o<n;o++)s=t[o],r=e.components[s],r?r.isEntity?i[s]=!0:e.warn("pick(): Component is not an Entity: "+s):e.warn("pick(): Component not found: "+s);return i}class bi extends R{get type(){return"Scene"}constructor(e,t={}){super(null,t);const i=t.canvasElement||document.getElementById(t.canvasId);if(!(i instanceof HTMLCanvasElement))throw"Mandatory config expected: valid canvasId or canvasElement";this._tickifiedFunctions={};const s=!!t.transparent,r=!!t.alphaDepthMask;this._aabbDirty=!0,this._readableGeometry=!!t.readableGeometryEnabled,this.viewer=e,this.occlusionTestCountdown=0,this.loading=0,this.startTime=(new Date).getTime(),this.models={},this.objects={},this._numObjects=0,this.visibleObjects={},this._numVisibleObjects=0,this.xrayedObjects={},this._numXRayedObjects=0,this.highlightedObjects={},this._numHighlightedObjects=0,this.selectedObjects={},this._numSelectedObjects=0,this.colorizedObjects={},this._numColorizedObjects=0,this.opacityObjects={},this._numOpacityObjects=0,this.offsetObjects={},this._numOffsetObjects=0,this._modelIds=null,this._objectIds=null,this._visibleObjectIds=null,this._xrayedObjectIds=null,this._highlightedObjectIds=null,this._selectedObjectIds=null,this._colorizedObjectIds=null,this._opacityObjectIds=null,this._offsetObjectIds=null,this._collidables={},this._compilables={},this._needRecompile=!1,this.types={},this.components={},this.sectionPlanes={},this.lights={},this.lightMaps={},this.reflectionMaps={},this.bitmaps={},this.lineSets={},this.realWorldOffset=t.realWorldOffset||new Float64Array([0,0,0]),this.canvas=new Ve(this,{dontClear:!0,canvas:i,spinnerElementId:t.spinnerElementId,transparent:s,webgl2:!1!==t.webgl2,contextAttr:t.contextAttr||{},backgroundColor:t.backgroundColor,backgroundColorFromAmbientLight:t.backgroundColorFromAmbientLight,premultipliedAlpha:t.premultipliedAlpha}),this.canvas.on("boundary",(()=>{this.glRedraw()})),this.canvas.on("webglContextFailed",(()=>{alert("xeokit failed to find WebGL!")})),this._renderer=new gt(this,{transparent:s,alphaDepthMask:r}),this._sectionPlanesState=new function(){this.sectionPlanes=[],this.clippingCaps=!1,this._numCachedSectionPlanes=0;let e=null;this.getHash=function(){if(e)return e;const t=this.getNumAllocatedSectionPlanes();if(this.sectionPlanes,0===t)return this.hash=";";const i=[];for(let e=0,s=t;e<s;e++)i.push("cp");return i.push(";"),e=i.join(""),e},this.addSectionPlane=function(t){this.sectionPlanes.push(t),e=null},this.removeSectionPlane=function(t){for(let i=0,s=this.sectionPlanes.length;i<s;i++)if(this.sectionPlanes[i].id===t.id)return this.sectionPlanes.splice(i,1),void(e=null)},this.setNumCachedSectionPlanes=function(t){this._numCachedSectionPlanes=t,e=null},this.getNumCachedSectionPlanes=function(){return this._numCachedSectionPlanes},this.getNumAllocatedSectionPlanes=function(){const e=this.sectionPlanes.length;return e>this._numCachedSectionPlanes?e:this._numCachedSectionPlanes}},this._sectionPlanesState.setNumCachedSectionPlanes(t.numCachedSectionPlanes||0),this._lightsState=new function(){const e=d.vec4([0,0,0,0]),t=d.vec4();this.lights=[],this.reflectionMaps=[],this.lightMaps=[];let i=null,s=null;this.getHash=function(){if(i)return i;const e=[],t=this.lights;let s;for(let i=0,r=t.length;i<r;i++)s=t[i],e.push("/"),e.push(s.type),e.push("world"===s.space?"w":"v"),s.castsShadow&&e.push("sh");return this.lightMaps.length>0&&e.push("/lm"),this.reflectionMaps.length>0&&e.push("/rm"),e.push(";"),i=e.join(""),i},this.addLight=function(e){this.lights.push(e),s=null,i=null},this.removeLight=function(e){for(let t=0,r=this.lights.length;t<r;t++){if(this.lights[t].id===e.id)return this.lights.splice(t,1),s&&s.id===e.id&&(s=null),void(i=null)}},this.addReflectionMap=function(e){this.reflectionMaps.push(e),i=null},this.removeReflectionMap=function(e){for(let t=0,s=this.reflectionMaps.length;t<s;t++)if(this.reflectionMaps[t].id===e.id)return this.reflectionMaps.splice(t,1),void(i=null)},this.addLightMap=function(e){this.lightMaps.push(e),i=null},this.removeLightMap=function(e){for(let t=0,s=this.lightMaps.length;t<s;t++)if(this.lightMaps[t].id===e.id)return this.lightMaps.splice(t,1),void(i=null)},this.getAmbientColorAndIntensity=function(){if(!s)for(let e=0,t=this.lights.length;e<t;e++){const t=this.lights[e];if("ambient"===t.type){s=t;break}}if(s){const e=s.color,i=s.intensity;return t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=i,t}return e}},this.input=new mt(this,{dontClear:!0,element:this.canvas.canvas,keyboardEventsElement:t.keyboardEventsElement}),this.metrics=new ui(this,{units:t.units,scale:t.scale,origin:t.origin}),this.sao=new di(this,{enabled:t.saoEnabled}),this.crossSections=new pi(this,{}),this.ticksPerRender=t.ticksPerRender,this.ticksPerOcclusionTest=t.ticksPerOcclusionTest,this.passes=t.passes,this.clearEachPass=t.clearEachPass,this.gammaInput=t.gammaInput,this.gammaOutput=t.gammaOutput,this.gammaFactor=t.gammaFactor,this._entityOffsetsEnabled=!!t.entityOffsetsEnabled,this._logarithmicDepthBufferEnabled=!!t.logarithmicDepthBufferEnabled,this._dtxEnabled=!1!==t.dtxEnabled,this._pbrEnabled=!!t.pbrEnabled,this._colorTextureEnabled=!1!==t.colorTextureEnabled,this._dtxEnabled=!!t.dtxEnabled,this._markerZOffset=t.markerZOffset,I._addScene(this),this._initDefaults(),this._viewport=new bt(this,{id:"default.viewport",autoBoundary:!0,dontClear:!0}),this._camera=new Qt(this,{id:"default.camera",dontClear:!0}),new jt(this,{color:[1,1,1],intensity:.7}),new Ht(this,{dir:[.8,-.5,-.5],color:[.67,.67,1],intensity:.7,space:"world"}),new Ht(this,{dir:[-.8,-1,.5],color:[1,1,.9],intensity:.9,space:"world"}),this._camera.on("dirty",(()=>{this._renderer.imageDirty()}))}_initDefaults(){}_addComponent(e){if(e.id&&this.components[e.id]&&(this.error("Component "+y.inQuotes(e.id)+" already exists in Scene - ignoring ID, will randomly-generate instead"),e.id=null),!e.id)for(void 0===window.nextID&&(window.nextID=0),e.id="__"+window.nextID++;this.components[e.id];)e.id=d.createUUID();this.components[e.id]=e;const t=e.type;let i=this.types[e.type];i||(i=this.types[t]={}),i[e.id]=e,e.compile&&(this._compilables[e.id]=e),e.isDrawable&&(this._renderer.addDrawable(e.id,e),this._collidables[e.id]=e)}_removeComponent(e){var t=e.id,i=e.type;delete this.components[t];const s=this.types[i];s&&(delete s[t],y.isEmptyObject(s)&&delete this.types[i]),e.compile&&delete this._compilables[e.id],e.isDrawable&&(this._renderer.removeDrawable(e.id),delete this._collidables[e.id])}_sectionPlaneCreated(e){this.sectionPlanes[e.id]=e,this.scene._sectionPlanesState.addSectionPlane(e._state),this.scene.fire("sectionPlaneCreated",e,!0),this._needRecompile=!0}_bitmapCreated(e){this.bitmaps[e.id]=e,this.scene.fire("bitmapCreated",e,!0)}_lineSetCreated(e){this.lineSets[e.id]=e,this.scene.fire("lineSetCreated",e,!0)}_lightCreated(e){this.lights[e.id]=e,this.scene._lightsState.addLight(e._state),this._needRecompile=!0}_lightMapCreated(e){this.lightMaps[e.id]=e,this.scene._lightsState.addLightMap(e._state),this._needRecompile=!0}_reflectionMapCreated(e){this.reflectionMaps[e.id]=e,this.scene._lightsState.addReflectionMap(e._state),this._needRecompile=!0}_sectionPlaneDestroyed(e){delete this.sectionPlanes[e.id],this.scene._sectionPlanesState.removeSectionPlane(e._state),this.scene.fire("sectionPlaneDestroyed",e,!0),this._needRecompile=!0}_bitmapDestroyed(e){delete this.bitmaps[e.id],this.scene.fire("bitmapDestroyed",e,!0)}_lineSetDestroyed(e){delete this.lineSets[e.id],this.scene.fire("lineSetDestroyed",e,!0)}_lightDestroyed(e){delete this.lights[e.id],this.scene._lightsState.removeLight(e._state),this._needRecompile=!0}_lightMapDestroyed(e){delete this.lightMaps[e.id],this.scene._lightsState.removeLightMap(e._state),this._needRecompile=!0}_reflectionMapDestroyed(e){delete this.reflectionMaps[e.id],this.scene._lightsState.removeReflectionMap(e._state),this._needRecompile=!0}_registerModel(e){this.models[e.id]=e,this._modelIds=null}_deregisterModel(e){const t=e.id;delete this.models[t],this._modelIds=null,this.fire("modelUnloaded",t)}_registerObject(e){this.objects[e.id]=e,this._numObjects++,this._objectIds=null}_deregisterObject(e){delete this.objects[e.id],this._numObjects--,this._objectIds=null}_objectVisibilityUpdated(e,t=!0){e.visible?(this.visibleObjects[e.id]=e,this._numVisibleObjects++):(delete this.visibleObjects[e.id],this._numVisibleObjects--),this._visibleObjectIds=null,t&&this.fire("objectVisibility",e,!0)}_deRegisterVisibleObject(e){delete this.visibleObjects[e.id],this._numVisibleObjects--,this._visibleObjectIds=null}_objectXRayedUpdated(e,t=!0){e.xrayed?(this.xrayedObjects[e.id]=e,this._numXRayedObjects++):(delete this.xrayedObjects[e.id],this._numXRayedObjects--),this._xrayedObjectIds=null,t&&this.fire("objectXRayed",e,!0)}_deRegisterXRayedObject(e){delete this.xrayedObjects[e.id],this._numXRayedObjects--,this._xrayedObjectIds=null}_objectHighlightedUpdated(e){e.highlighted?(this.highlightedObjects[e.id]=e,this._numHighlightedObjects++):(delete this.highlightedObjects[e.id],this._numHighlightedObjects--),this._highlightedObjectIds=null}_deRegisterHighlightedObject(e){delete this.highlightedObjects[e.id],this._numHighlightedObjects--,this._highlightedObjectIds=null}_objectSelectedUpdated(e,t=!0){e.selected?(this.selectedObjects[e.id]=e,this._numSelectedObjects++):(delete this.selectedObjects[e.id],this._numSelectedObjects--),this._selectedObjectIds=null,t&&this.fire("objectSelected",e,!0)}_deRegisterSelectedObject(e){delete this.selectedObjects[e.id],this._numSelectedObjects--,this._selectedObjectIds=null}_objectColorizeUpdated(e,t){t?(this.colorizedObjects[e.id]=e,this._numColorizedObjects++):(delete this.colorizedObjects[e.id],this._numColorizedObjects--),this._colorizedObjectIds=null}_deRegisterColorizedObject(e){delete this.colorizedObjects[e.id],this._numColorizedObjects--,this._colorizedObjectIds=null}_objectOpacityUpdated(e,t){t?(this.opacityObjects[e.id]=e,this._numOpacityObjects++):(delete this.opacityObjects[e.id],this._numOpacityObjects--),this._opacityObjectIds=null}_deRegisterOpacityObject(e){delete this.opacityObjects[e.id],this._numOpacityObjects--,this._opacityObjectIds=null}_objectOffsetUpdated(e,t){!t||0===t[0]&&0===t[1]&&0===t[2]?(this.offsetObjects[e.id]=e,this._numOffsetObjects++):(delete this.offsetObjects[e.id],this._numOffsetObjects--),this._offsetObjectIds=null}_deRegisterOffsetObject(e){delete this.offsetObjects[e.id],this._numOffsetObjects--,this._offsetObjectIds=null}_webglContextLost(){this.canvas.spinner.processes++;for(const e in this.components)if(this.components.hasOwnProperty(e)){const t=this.components[e];t._webglContextLost&&t._webglContextLost()}this._renderer.webglContextLost()}_webglContextRestored(){const e=this.canvas.gl;for(const t in this.components)if(this.components.hasOwnProperty(t)){const i=this.components[t];i._webglContextRestored&&i._webglContextRestored(e)}this._renderer.webglContextRestored(e),this.canvas.spinner.processes--}get capabilities(){return this._renderer.capabilities}get entityOffsetsEnabled(){return this._entityOffsetsEnabled}get readableGeometryEnabled(){return this._readableGeometry}get pickSurfacePrecisionEnabled(){return this._readableGeometry}get logarithmicDepthBufferEnabled(){return this._logarithmicDepthBufferEnabled}set numCachedSectionPlanes(e){e=e||0,this._sectionPlanesState.getNumCachedSectionPlanes()!==e&&(this._sectionPlanesState.setNumCachedSectionPlanes(e),this._needRecompile=!0,this.glRedraw())}get numCachedSectionPlanes(){return this._sectionPlanesState.getNumCachedSectionPlanes()}set pbrEnabled(e){this._pbrEnabled=!!e,this.glRedraw()}get pbrEnabled(){return this._pbrEnabled}set dtxEnabled(e){e=!!e,this._dtxEnabled!==e&&(this._dtxEnabled=e)}get dtxEnabled(){return this._dtxEnabled}set colorTextureEnabled(e){this._colorTextureEnabled=!!e,this.glRedraw()}get colorTextureEnabled(){return this._colorTextureEnabled}get markerZOffset(){return null==this._markerZOffset?-.001:this._markerZOffset}doOcclusionTest(){this._needRecompile&&(this._recompile(),this._needRecompile=!1),this._renderer.doOcclusionTest()}render(e){e&&I.runTasks();const t={sceneId:null,pass:0};if(this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1),!e&&!this._renderer.needsRender())return;t.sceneId=this.id;const i=this._passes,s=this._clearEachPass;let r,o;for(r=0;r<i;r++)t.pass=r,this.fire("rendering",t,!0),o=s||0===r,this._renderer.render({pass:r,clear:o,force:e}),this.fire("rendered",t,!0);this._saveAmbientColor()}compile(){this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1)}_recompile(){for(const e in this._compilables)this._compilables.hasOwnProperty(e)&&this._compilables[e].compile();this._renderer.shadowsDirty(),this.fire("compile",this,!0)}_saveAmbientColor(){const e=this.canvas;if(e.transparent||e.backgroundImage||e.backgroundColor)this._lastAmbientColor=null;else{const t=this._lightsState.getAmbientColorAndIntensity();this._lastAmbientColor&&this._lastAmbientColor[0]===t[0]&&this._lastAmbientColor[1]===t[1]&&this._lastAmbientColor[2]===t[2]&&this._lastAmbientColor[3]===t[3]||(e.backgroundColor=t,this._lastAmbientColor||(this._lastAmbientColor=d.vec4([0,0,0,1])),this._lastAmbientColor.set(t))}}get modelIds(){return this._modelIds||(this._modelIds=Object.keys(this.models)),this._modelIds}get numObjects(){return this._numObjects}get objectIds(){return this._objectIds||(this._objectIds=Object.keys(this.objects)),this._objectIds}get numVisibleObjects(){return this._numVisibleObjects}get visibleObjectIds(){return this._visibleObjectIds||(this._visibleObjectIds=Object.keys(this.visibleObjects)),this._visibleObjectIds}get numXRayedObjects(){return this._numXRayedObjects}get xrayedObjectIds(){return this._xrayedObjectIds||(this._xrayedObjectIds=Object.keys(this.xrayedObjects)),this._xrayedObjectIds}get numHighlightedObjects(){return this._numHighlightedObjects}get highlightedObjectIds(){return this._highlightedObjectIds||(this._highlightedObjectIds=Object.keys(this.highlightedObjects)),this._highlightedObjectIds}get numSelectedObjects(){return this._numSelectedObjects}get selectedObjectIds(){return this._selectedObjectIds||(this._selectedObjectIds=Object.keys(this.selectedObjects)),this._selectedObjectIds}get numColorizedObjects(){return this._numColorizedObjects}get colorizedObjectIds(){return this._colorizedObjectIds||(this._colorizedObjectIds=Object.keys(this.colorizedObjects)),this._colorizedObjectIds}get opacityObjectIds(){return this._opacityObjectIds||(this._opacityObjectIds=Object.keys(this.opacityObjects)),this._opacityObjectIds}get offsetObjectIds(){return this._offsetObjectIds||(this._offsetObjectIds=Object.keys(this.offsetObjects)),this._offsetObjectIds}set ticksPerRender(e){null==e?e=1:(!y.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'ticksPerRender': '"+e+"' - should be an integer greater than zero."),e=1),e!==this._ticksPerRender&&(this._ticksPerRender=e)}get ticksPerRender(){return this._ticksPerRender}set ticksPerOcclusionTest(e){null==e?e=20:(!y.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'ticksPerOcclusionTest': '"+e+"' - should be an integer greater than zero."),e=20),e!==this._ticksPerOcclusionTest&&(this._ticksPerOcclusionTest=e)}get ticksPerOcclusionTest(){return this._ticksPerOcclusionTest}set passes(e){null==e?e=1:(!y.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'passes': '"+e+"' - should be an integer greater than zero."),e=1),e!==this._passes&&(this._passes=e,this.glRedraw())}get passes(){return this._passes}set clearEachPass(e){(e=!!e)!==this._clearEachPass&&(this._clearEachPass=e,this.glRedraw())}get clearEachPass(){return this._clearEachPass}set gammaInput(e){(e=!1!==e)!==this._renderer.gammaInput&&(this._renderer.gammaInput=e,this._needRecompile=!0,this.glRedraw())}get gammaInput(){return this._renderer.gammaInput}set gammaOutput(e){(e=!!e)!==this._renderer.gammaOutput&&(this._renderer.gammaOutput=e,this._needRecompile=!0,this.glRedraw())}get gammaOutput(){return this._renderer.gammaOutput}set gammaFactor(e){(e=null==e?2.2:e)!==this._renderer.gammaFactor&&(this._renderer.gammaFactor=e,this.glRedraw())}get gammaFactor(){return this._renderer.gammaFactor}get geometry(){return this.components["default.geometry"]||ii(ti)}get material(){return this.components["default.material"]||new ni(this,{id:"default.material",emissive:[.4,.4,.4],dontClear:!0})}get xrayMaterial(){return this.components["default.xrayMaterial"]||new li(this,{id:"default.xrayMaterial",preset:"sepia",dontClear:!0})}get highlightMaterial(){return this.components["default.highlightMaterial"]||new li(this,{id:"default.highlightMaterial",preset:"yellowHighlight",dontClear:!0})}get selectedMaterial(){return this.components["default.selectedMaterial"]||new li(this,{id:"default.selectedMaterial",preset:"greenSelected",dontClear:!0})}get edgeMaterial(){return this.components["default.edgeMaterial"]||new hi(this,{id:"default.edgeMaterial",preset:"default",edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1,dontClear:!0})}get pointsMaterial(){return this.components["default.pointsMaterial"]||new gi(this,{id:"default.pointsMaterial",preset:"default",dontClear:!0})}get linesMaterial(){return this.components["default.linesMaterial"]||new _i(this,{id:"default.linesMaterial",preset:"default",dontClear:!0})}get viewport(){return this._viewport}get camera(){return this._camera}get center(){if(this._aabbDirty||!this._center){const e=this.aabb;this._center||(this._center=d.vec3()),this._center[0]=(e[0]+e[3])/2,this._center[1]=(e[1]+e[4])/2,this._center[2]=(e[2]+e[5])/2}return this._center}get aabb(){if(this._aabbDirty){this._aabb||(this._aabb=d.AABB3());let e,t=d.MAX_DOUBLE,i=d.MAX_DOUBLE,s=d.MAX_DOUBLE,r=d.MIN_DOUBLE,o=d.MIN_DOUBLE,n=d.MIN_DOUBLE;const a=this._collidables;let l,A=!1;for(const h in a)if(a.hasOwnProperty(h)){if(l=a[h],!1===l.collidable)continue;e=l.aabb,e[0]<t&&(t=e[0]),e[1]<i&&(i=e[1]),e[2]<s&&(s=e[2]),e[3]>r&&(r=e[3]),e[4]>o&&(o=e[4]),e[5]>n&&(n=e[5]),A=!0}A||(t=-100,i=-100,s=-100,r=100,o=100,n=100),this._aabb[0]=t,this._aabb[1]=i,this._aabb[2]=s,this._aabb[3]=r,this._aabb[4]=o,this._aabb[5]=n,this._aabbDirty=!1,this._center=null}return this._aabb}_setAABBDirty(){this._aabbDirty=!0,this.fire("boundary")}pick(e,t){if(0===this.canvas.boundary[2]||0===this.canvas.boundary[3])return this.error("Picking not allowed while canvas has zero width or height"),null;(e=e||{}).pickSurface=e.pickSurface||e.rayPick,e.canvasPos||e.matrix||e.origin&&e.direction||this.warn("picking without canvasPos, matrix, or ray origin and direction");const i=e.includeEntities||e.include;i&&(e.includeEntityIds=vi(this,i));const s=e.excludeEntities||e.exclude;return s&&(e.excludeEntityIds=vi(this,s)),this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1),(t=e.snapToEdge||e.snapToVertex?this._renderer.snapPick(e,t):this._renderer.pick(e,t))&&t.entity&&t.entity.fire&&t.entity.fire("picked",t),t}snapPick(e){if(void 0===this._warnSnapPickDeprecated&&(this._warnSnapPickDeprecated=!0,this.warn("Scene.snapPick() is deprecated since v2.4.2 - use Scene.pick() instead")),e.canvasPos)return this._renderer.snapPick(e);this.error("Scene.snapPick() canvasPos parameter expected")}clear(){var e;for(const t in this.components)this.components.hasOwnProperty(t)&&((e=this.components[t])._dontClear||e.destroy())}clearLights(){const e=Object.keys(this.lights);for(let t=0,i=e.length;t<i;t++)this.lights[e[t]].destroy()}clearSectionPlanes(){const e=Object.keys(this.sectionPlanes);for(let t=0,i=e.length;t<i;t++)this.sectionPlanes[e[t]].destroy()}clearBitmaps(){const e=Object.keys(this.bitmaps);for(let t=0,i=e.length;t<i;t++)this.bitmaps[e[t]].destroy()}clearLines(){const e=Object.keys(this.lineSets);for(let t=0,i=e.length;t<i;t++)this.lineSets[e[t]].destroy()}getAABB(e){if(void 0===e)return this.aabb;if(y.isString(e)){const t=this.objects[e];if(t&&t.aabb)return t.aabb;e=[e]}if(0===e.length)return this.aabb;let t,i=d.MAX_DOUBLE,s=d.MAX_DOUBLE,r=d.MAX_DOUBLE,o=d.MIN_DOUBLE,n=d.MIN_DOUBLE,a=d.MIN_DOUBLE;if(this.withObjects(e,(e=>{if(e.collidable){const l=e.aabb;l[0]<i&&(i=l[0]),l[1]<s&&(s=l[1]),l[2]<r&&(r=l[2]),l[3]>o&&(o=l[3]),l[4]>n&&(n=l[4]),l[5]>a&&(a=l[5]),t=!0}})),t){const e=d.AABB3();return e[0]=i,e[1]=s,e[2]=r,e[3]=o,e[4]=n,e[5]=a,e}return this.aabb}setObjectsVisible(e,t){return this.withObjects(e,(e=>{const i=e.visible!==t;return e.visible=t,i}))}setObjectsCollidable(e,t){return this.withObjects(e,(e=>{const i=e.collidable!==t;return e.collidable=t,i}))}setObjectsCulled(e,t){return this.withObjects(e,(e=>{const i=e.culled!==t;return e.culled=t,i}))}setObjectsSelected(e,t){return this.withObjects(e,(e=>{const i=e.selected!==t;return e.selected=t,i}))}setObjectsHighlighted(e,t){return this.withObjects(e,(e=>{const i=e.highlighted!==t;return e.highlighted=t,i}))}setObjectsXRayed(e,t){return this.withObjects(e,(e=>{const i=e.xrayed!==t;return e.xrayed=t,i}))}setObjectsEdges(e,t){return this.withObjects(e,(e=>{const i=e.edges!==t;return e.edges=t,i}))}setObjectsColorized(e,t){return this.withObjects(e,(e=>{e.colorize=t}))}setObjectsOpacity(e,t){return this.withObjects(e,(e=>{const i=e.opacity!==t;return e.opacity=t,i}))}setObjectsPickable(e,t){return this.withObjects(e,(e=>{const i=e.pickable!==t;return e.pickable=t,i}))}setObjectsOffset(e,t){this.withObjects(e,(e=>{e.offset=t}))}withObjects(e,t){y.isString(e)&&(e=[e]);let i=!1;for(let s=0,r=e.length;s<r;s++){const r=e[s];let o=this.objects[r];if(o)i=t(o)||i;else{const e=this.modelIds;for(let s=0,n=e.length;s<n;s++){const n=e[s],a=d.globalizeObjectId(n,r);o=this.objects[a],o&&(i=t(o)||i)}}}return i}tickify(e){const t=e.toString();if(t in this._tickifiedFunctions)return this._tickifiedFunctions[t].wrapperFunc;let i,s=0,r=0;const o=function(...e){i=e,r++},n=this.on("tick",(()=>{r>s&&(s=r,e(...i))}));return this._tickifiedFunctions[t]={tickSubId:n,wrapperFunc:o},o}destroy(){super.destroy();for(const e in this.components)this.components.hasOwnProperty(e)&&this.components[e].destroy();this.canvas.gl=null,this.components=null,this.models=null,this.objects=null,this.visibleObjects=null,this.xrayedObjects=null,this.highlightedObjects=null,this.selectedObjects=null,this.colorizedObjects=null,this.opacityObjects=null,this.sectionPlanes=null,this.lights=null,this.lightMaps=null,this.reflectionMaps=null,this._objectIds=null,this._visibleObjectIds=null,this._xrayedObjectIds=null,this._highlightedObjectIds=null,this._selectedObjectIds=null,this._colorizedObjectIds=null,this.types=null,this.components=null,this.canvas=null,this._renderer=null,this.input=null,this._viewport=null,this._camera=null}}const yi=1e3,xi=1001,Bi=1002,wi=1003,Pi=1004,Ci=1004,Mi=1005,Ei=1005,Fi=1006,Ii=1007,Di=1007,Si=1008,Ti=1008,Ri=1009,Li=1010,Ui=1011,Oi=1012,ki=1013,Ni=1014,Qi=1015,Vi=1016,Hi=1017,ji=1018,Gi=1020,zi=1021,Wi=1022,Ki=1023,Xi=1024,Ji=1025,Yi=1026,Zi=1027,qi=1028,$i=1029,es=1030,ts=1031,is=1033,ss=33776,rs=33777,os=33778,ns=33779,as=35840,ls=35841,As=35842,hs=35843,cs=36196,us=37492,ds=37496,ps=37808,fs=37809,gs=37810,ms=37811,_s=37812,vs=37813,bs=37814,ys=37815,xs=37816,Bs=37817,ws=37818,Ps=37819,Cs=37820,Ms=37821,Es=36492,Fs=3e3,Is=3001,Ds=1e4,Ss=10001,Ts=10002,Rs=10003,Ls=function(e){"LambertMaterial"===e._material._state.type?(this.vertex=function(e){const t=e.scene,i=e.scene._sectionPlanesState,s=e.scene._lightsState,r=e._geometry._state,o=e._state.billboard,n=e._state.stationary,a=i.getNumAllocatedSectionPlanes()>0,l=!!r.compressGeometry,A=[];A.push("#version 300 es"),A.push("// Lambertian drawing vertex shader"),A.push("in vec3 position;"),A.push("uniform mat4 modelMatrix;"),A.push("uniform mat4 viewMatrix;"),A.push("uniform mat4 projMatrix;"),A.push("uniform vec4 colorize;"),A.push("uniform vec3 offset;"),l&&A.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(A.push("uniform float logDepthBufFC;"),A.push("out float vFragDepth;"),A.push("bool isPerspectiveMatrix(mat4 m) {"),A.push("    return (m[2][3] == - 1.0);"),A.push("}"),A.push("out float isPerspective;"));a&&A.push("out vec4 vWorldPosition;");if(A.push("uniform vec4 lightAmbient;"),A.push("uniform vec4 materialColor;"),A.push("uniform vec3 materialEmissive;"),r.normalsBuf){A.push("in vec3 normal;"),A.push("uniform mat4 modelNormalMatrix;"),A.push("uniform mat4 viewNormalMatrix;");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];"ambient"!==t.type&&(A.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&A.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&A.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(A.push("uniform vec3 lightPos"+e+";"),A.push("uniform vec3 lightDir"+e+";")))}l&&(A.push("vec3 octDecode(vec2 oct) {"),A.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),A.push("    if (v.z < 0.0) {"),A.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),A.push("    }"),A.push("    return normalize(v);"),A.push("}"))}A.push("out vec4 vColor;"),"points"===r.primitiveName&&A.push("uniform float pointSize;");"spherical"!==o&&"cylindrical"!==o||(A.push("void billboard(inout mat4 mat) {"),A.push("   mat[0][0] = 1.0;"),A.push("   mat[0][1] = 0.0;"),A.push("   mat[0][2] = 0.0;"),"spherical"===o&&(A.push("   mat[1][0] = 0.0;"),A.push("   mat[1][1] = 1.0;"),A.push("   mat[1][2] = 0.0;")),A.push("   mat[2][0] = 0.0;"),A.push("   mat[2][1] = 0.0;"),A.push("   mat[2][2] =1.0;"),A.push("}"));A.push("void main(void) {"),A.push("vec4 localPosition = vec4(position, 1.0); "),A.push("vec4 worldPosition;"),l&&A.push("localPosition = positionsDecodeMatrix * localPosition;");r.normalsBuf&&(l?A.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):A.push("vec4 localNormal = vec4(normal, 0.0); "),A.push("mat4 modelNormalMatrix2 = modelNormalMatrix;"),A.push("mat4 viewNormalMatrix2 = viewNormalMatrix;"));A.push("mat4 viewMatrix2 = viewMatrix;"),A.push("mat4 modelMatrix2 = modelMatrix;"),n&&A.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===o||"cylindrical"===o?(A.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),A.push("billboard(modelMatrix2);"),A.push("billboard(viewMatrix2);"),A.push("billboard(modelViewMatrix);"),r.normalsBuf&&(A.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),A.push("billboard(modelNormalMatrix2);"),A.push("billboard(viewNormalMatrix2);"),A.push("billboard(modelViewNormalMatrix);")),A.push("worldPosition = modelMatrix2 * localPosition;"),A.push("worldPosition.xyz = worldPosition.xyz + offset;"),A.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(A.push("worldPosition = modelMatrix2 * localPosition;"),A.push("worldPosition.xyz = worldPosition.xyz + offset;"),A.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));r.normalsBuf&&A.push("vec3 viewNormal = normalize((viewNormalMatrix2 * modelNormalMatrix2 * localNormal).xyz);");if(A.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),A.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),A.push("float lambertian = 1.0;"),r.normalsBuf)for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?A.push("viewLightDir = normalize(lightDir"+e+");"):A.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?A.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):A.push("viewLightDir = -normalize((viewMatrix2 * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?A.push("viewLightDir = normalize(lightDir"+e+");"):A.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+e+", 0.0)).xyz);")}A.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),A.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}A.push("vColor = vec4((lightAmbient.rgb * lightAmbient.a * materialColor.rgb) + materialEmissive.rgb + (reflectedColor * materialColor.rgb), materialColor.a) * colorize;"),a&&A.push("vWorldPosition = worldPosition;");"points"===r.primitiveName&&A.push("gl_PointSize = pointSize;");A.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(A.push("vFragDepth = 1.0 + clipPos.w;"),A.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return A.push("gl_Position = clipPos;"),A.push("}"),A}(e),this.fragment=function(e){const t=e.scene,i=t._sectionPlanesState;e._material._state;const s=e._geometry._state,r=i.getNumAllocatedSectionPlanes()>0,o=t.gammaOutput,n=[];n.push("#version 300 es"),n.push("// Lambertian drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),t.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;"));if(r){n.push("in vec4 vWorldPosition;"),n.push("uniform bool clippable;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";")}n.push("in vec4 vColor;"),o&&(n.push("uniform float gammaFactor;"),n.push("    vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("    return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}"));if(n.push("out vec4 outColor;"),n.push("void main(void) {"),r){n.push("if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > 0.0) { discard; }"),n.push("}")}"points"===s.primitiveName&&(n.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),n.push("float r = dot(cxy, cxy);"),n.push("if (r > 1.0) {"),n.push("   discard;"),n.push("}"));t.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");o?n.push("outColor = linearToGamma(vColor, gammaFactor);"):n.push("outColor = vColor;");return n.push("}"),n}(e)):(this.vertex=function(e){const t=e.scene;e._material;const i=e._state,s=t._sectionPlanesState,r=e._geometry._state,o=t._lightsState;let n;const a=i.billboard,l=i.background,A=i.stationary,h=function(e){if(!e._geometry._state.uvBuf)return!1;const t=e._material;return!!(t._ambientMap||t._occlusionMap||t._baseColorMap||t._diffuseMap||t._alphaMap||t._specularMap||t._glossinessMap||t._specularGlossinessMap||t._emissiveMap||t._metallicMap||t._roughnessMap||t._metallicRoughnessMap||t._reflectivityMap||t._normalMap)}(e),c=ks(e),u=s.getNumAllocatedSectionPlanes()>0,d=Os(e),p=!!r.compressGeometry,f=[];f.push("#version 300 es"),f.push("// Drawing vertex shader"),f.push("in  vec3 position;"),p&&f.push("uniform mat4 positionsDecodeMatrix;");f.push("uniform  mat4 modelMatrix;"),f.push("uniform  mat4 viewMatrix;"),f.push("uniform  mat4 projMatrix;"),f.push("out  vec3 vViewPosition;"),f.push("uniform  vec3 offset;"),u&&f.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(f.push("uniform float logDepthBufFC;"),f.push("out float vFragDepth;"),f.push("bool isPerspectiveMatrix(mat4 m) {"),f.push("    return (m[2][3] == - 1.0);"),f.push("}"),f.push("out float isPerspective;"));o.lightMaps.length>0&&f.push("out    vec3 vWorldNormal;");if(c){f.push("in  vec3 normal;"),f.push("uniform    mat4 modelNormalMatrix;"),f.push("uniform    mat4 viewNormalMatrix;"),f.push("out    vec3 vViewNormal;");for(let e=0,t=o.lights.length;e<t;e++)n=o.lights[e],"ambient"!==n.type&&("dir"===n.type&&f.push("uniform vec3 lightDir"+e+";"),"point"===n.type&&f.push("uniform vec3 lightPos"+e+";"),"spot"===n.type&&(f.push("uniform vec3 lightPos"+e+";"),f.push("uniform vec3 lightDir"+e+";")),"dir"===n.type&&"view"===n.space||f.push("out vec4 vViewLightReverseDirAndDist"+e+";"));p&&(f.push("vec3 octDecode(vec2 oct) {"),f.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),f.push("    if (v.z < 0.0) {"),f.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),f.push("    }"),f.push("    return normalize(v);"),f.push("}"))}h&&(f.push("in vec2 uv;"),f.push("out vec2 vUV;"),p&&f.push("uniform mat3 uvDecodeMatrix;"));r.colors&&(f.push("in vec4 color;"),f.push("out vec4 vColor;"));"points"===r.primitiveName&&f.push("uniform float pointSize;");"spherical"!==a&&"cylindrical"!==a||(f.push("void billboard(inout mat4 mat) {"),f.push("   mat[0][0] = 1.0;"),f.push("   mat[0][1] = 0.0;"),f.push("   mat[0][2] = 0.0;"),"spherical"===a&&(f.push("   mat[1][0] = 0.0;"),f.push("   mat[1][1] = 1.0;"),f.push("   mat[1][2] = 0.0;")),f.push("   mat[2][0] = 0.0;"),f.push("   mat[2][1] = 0.0;"),f.push("   mat[2][2] =1.0;"),f.push("}"));if(d){f.push("const mat4 texUnitConverter = mat4(0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.5, 0.5, 0.5, 1.0);");for(let e=0,t=o.lights.length;e<t;e++)o.lights[e].castsShadow&&(f.push("uniform mat4 shadowViewMatrix"+e+";"),f.push("uniform mat4 shadowProjMatrix"+e+";"),f.push("out vec4 vShadowPosFromLight"+e+";"))}f.push("void main(void) {"),f.push("vec4 localPosition = vec4(position, 1.0); "),f.push("vec4 worldPosition;"),p&&f.push("localPosition = positionsDecodeMatrix * localPosition;");c&&(p?f.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):f.push("vec4 localNormal = vec4(normal, 0.0); "),f.push("mat4 modelNormalMatrix2    = modelNormalMatrix;"),f.push("mat4 viewNormalMatrix2     = viewNormalMatrix;"));f.push("mat4 viewMatrix2           = viewMatrix;"),f.push("mat4 modelMatrix2          = modelMatrix;"),A?f.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;"):l&&f.push("viewMatrix2[3] = vec4(0.0, 0.0, 0.0 ,1.0);");"spherical"===a||"cylindrical"===a?(f.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),f.push("billboard(modelMatrix2);"),f.push("billboard(viewMatrix2);"),f.push("billboard(modelViewMatrix);"),c&&(f.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),f.push("billboard(modelNormalMatrix2);"),f.push("billboard(viewNormalMatrix2);"),f.push("billboard(modelViewNormalMatrix);")),f.push("worldPosition = modelMatrix2 * localPosition;"),f.push("worldPosition.xyz = worldPosition.xyz + offset;"),f.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(f.push("worldPosition = modelMatrix2 * localPosition;"),f.push("worldPosition.xyz = worldPosition.xyz + offset;"),f.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));if(c){f.push("vec3 worldNormal = (modelNormalMatrix2 * localNormal).xyz; "),o.lightMaps.length>0&&f.push("vWorldNormal = worldNormal;"),f.push("vViewNormal = normalize((viewNormalMatrix2 * vec4(worldNormal, 1.0)).xyz);"),f.push("vec3 tmpVec3;"),f.push("float lightDist;");for(let e=0,t=o.lights.length;e<t;e++)n=o.lights[e],"ambient"!==n.type&&("dir"===n.type&&"world"===n.space&&(f.push("tmpVec3 = vec3(viewMatrix2 * vec4(lightDir"+e+", 0.0) ).xyz;"),f.push("vViewLightReverseDirAndDist"+e+" = vec4(-tmpVec3, 0.0);")),"point"===n.type&&("world"===n.space?(f.push("tmpVec3 = (viewMatrix2 * vec4(lightPos"+e+", 1.0)).xyz - viewPosition.xyz;"),f.push("lightDist = abs(length(tmpVec3));")):(f.push("tmpVec3 = lightPos"+e+".xyz - viewPosition.xyz;"),f.push("lightDist = abs(length(tmpVec3));")),f.push("vViewLightReverseDirAndDist"+e+" = vec4(tmpVec3, lightDist);")))}h&&(p?f.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"):f.push("vUV = uv;"));r.colors&&f.push("vColor = color;");"points"===r.primitiveName&&f.push("gl_PointSize = pointSize;");u&&f.push("vWorldPosition = worldPosition;");f.push("   vViewPosition = viewPosition.xyz;"),f.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(f.push("vFragDepth = 1.0 + clipPos.w;"),f.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));l&&f.push("clipPos.z = clipPos.w;");if(f.push("gl_Position = clipPos;"),d){f.push("const mat4 texUnitConverter = mat4(0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.5, 0.5, 0.5, 1.0);"),f.push("vec4 tempx; ");for(let e=0,t=o.lights.length;e<t;e++)o.lights[e].castsShadow&&f.push("vShadowPosFromLight"+e+" = texUnitConverter * shadowProjMatrix"+e+" * (shadowViewMatrix"+e+" * worldPosition); ")}return f.push("}"),f}(e),this.fragment=function(e){const t=e.scene;t.canvas.gl;const i=e._material,s=e._geometry._state,r=e.scene._sectionPlanesState,o=e.scene._lightsState,n=e._material._state,a=r.getNumAllocatedSectionPlanes()>0,l=ks(e),A=s.uvBuf,h="PhongMaterial"===n.type,c="MetallicMaterial"===n.type,u="SpecularMaterial"===n.type,d=Os(e);t.gammaInput;const p=t.gammaOutput,f=[];f.push("#version 300 es"),f.push("// Drawing fragment shader"),f.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),f.push("precision highp float;"),f.push("precision highp int;"),f.push("#else"),f.push("precision mediump float;"),f.push("precision mediump int;"),f.push("#endif"),t.logarithmicDepthBufferEnabled&&(f.push("in float isPerspective;"),f.push("uniform float logDepthBufFC;"),f.push("in float vFragDepth;"));d&&(f.push("float unpackDepth (vec4 color) {"),f.push("  const vec4 bitShift = vec4(1.0, 1.0/256.0, 1.0/(256.0 * 256.0), 1.0/(256.0*256.0*256.0));"),f.push("  return dot(color, bitShift);"),f.push("}"));f.push("uniform float gammaFactor;"),f.push("vec4 linearToLinear( in vec4 value ) {"),f.push("  return value;"),f.push("}"),f.push("vec4 sRGBToLinear( in vec4 value ) {"),f.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),f.push("}"),f.push("vec4 gammaToLinear( in vec4 value) {"),f.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),f.push("}"),p&&(f.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),f.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),f.push("}"));if(a){f.push("in vec4 vWorldPosition;"),f.push("uniform bool clippable;");for(var g=0;g<r.getNumAllocatedSectionPlanes();g++)f.push("uniform bool sectionPlaneActive"+g+";"),f.push("uniform vec3 sectionPlanePos"+g+";"),f.push("uniform vec3 sectionPlaneDir"+g+";")}l&&(o.lightMaps.length>0&&(f.push("uniform samplerCube lightMap;"),f.push("uniform mat4 viewNormalMatrix;")),o.reflectionMaps.length>0&&f.push("uniform samplerCube reflectionMap;"),(o.lightMaps.length>0||o.reflectionMaps.length>0)&&f.push("uniform mat4 viewMatrix;"),f.push("#define PI 3.14159265359"),f.push("#define RECIPROCAL_PI 0.31830988618"),f.push("#define RECIPROCAL_PI2 0.15915494"),f.push("#define EPSILON 1e-6"),f.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),f.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),f.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),f.push("}"),f.push("struct IncidentLight {"),f.push("   vec3 color;"),f.push("   vec3 direction;"),f.push("};"),f.push("struct ReflectedLight {"),f.push("   vec3 diffuse;"),f.push("   vec3 specular;"),f.push("};"),f.push("struct Geometry {"),f.push("   vec3 position;"),f.push("   vec3 viewNormal;"),f.push("   vec3 worldNormal;"),f.push("   vec3 viewEyeDir;"),f.push("};"),f.push("struct Material {"),f.push("   vec3    diffuseColor;"),f.push("   float   specularRoughness;"),f.push("   vec3    specularColor;"),f.push("   float   shine;"),f.push("};"),h&&((o.lightMaps.length>0||o.reflectionMaps.length>0)&&(f.push("void computePhongLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),o.lightMaps.length>0&&(f.push("   vec3 irradiance = "+Us[o.lightMaps[0].encoding]+"(texture(lightMap, geometry.worldNormal)).rgb;"),f.push("   irradiance *= PI;"),f.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),o.reflectionMaps.length>0&&(f.push("   vec3 reflectVec             = reflect(-geometry.viewEyeDir, geometry.viewNormal);"),f.push("   vec3 radiance               = texture(reflectionMap, reflectVec).rgb * 0.2;"),f.push("   radiance *= PI;"),f.push("   reflectedLight.specular     += radiance;")),f.push("}")),f.push("void computePhongLighting(const in IncidentLight directLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),f.push("   float dotNL     = saturate(dot(geometry.viewNormal, directLight.direction));"),f.push("   vec3 irradiance = dotNL * directLight.color * PI;"),f.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.specular += directLight.color * material.specularColor * pow(max(dot(reflect(-directLight.direction, -geometry.viewNormal), geometry.viewEyeDir), 0.0), material.shine);"),f.push("}")),(c||u)&&(f.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),f.push("   float r = ggxRoughness + 0.0001;"),f.push("   return (2.0 / (r * r) - 2.0);"),f.push("}"),f.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),f.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),f.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),f.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),f.push("}"),o.reflectionMaps.length>0&&(f.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),f.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),f.push("   vec3 envMapColor = "+Us[o.reflectionMaps[0].encoding]+"(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),f.push("  return envMapColor;"),f.push("}")),f.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),f.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),f.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),f.push("}"),f.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),f.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),f.push("   return 1.0 / ( gl * gv );"),f.push("}"),f.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),f.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),f.push("   return 0.5 / max( gv + gl, EPSILON );"),f.push("}"),f.push("float D_GGX(const in float alpha, const in float dotNH) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),f.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),f.push("}"),f.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),f.push("   float alpha = ( roughness * roughness );"),f.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),f.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),f.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),f.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),f.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),f.push("   vec3  F = F_Schlick( specularColor, dotLH );"),f.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),f.push("   float D = D_GGX( alpha, dotNH );"),f.push("   return F * (G * D);"),f.push("}"),f.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),f.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),f.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),f.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),f.push("   vec4 r = roughness * c0 + c1;"),f.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),f.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),f.push("   return specularColor * AB.x + AB.y;"),f.push("}"),(o.lightMaps.length>0||o.reflectionMaps.length>0)&&(f.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),o.lightMaps.length>0&&(f.push("   vec3 irradiance = sRGBToLinear(texture(lightMap, geometry.worldNormal)).rgb;"),f.push("   irradiance *= PI;"),f.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),o.reflectionMaps.length>0&&(f.push("   vec3 reflectVec             = reflect(-geometry.viewEyeDir, geometry.viewNormal);"),f.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),f.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),f.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),f.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),f.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),f.push("}")),f.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),f.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),f.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),f.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),f.push("}")));f.push("in vec3 vViewPosition;"),s.colors&&f.push("in vec4 vColor;");A&&(l&&i._normalMap||i._ambientMap||i._baseColorMap||i._diffuseMap||i._emissiveMap||i._metallicMap||i._roughnessMap||i._metallicRoughnessMap||i._specularMap||i._glossinessMap||i._specularGlossinessMap||i._occlusionMap||i._alphaMap)&&f.push("in vec2 vUV;");l&&(o.lightMaps.length>0&&f.push("in vec3 vWorldNormal;"),f.push("in vec3 vViewNormal;"));n.ambient&&f.push("uniform vec3 materialAmbient;");n.baseColor&&f.push("uniform vec3 materialBaseColor;");void 0!==n.alpha&&null!==n.alpha&&f.push("uniform vec4 materialAlphaModeCutoff;");n.emissive&&f.push("uniform vec3 materialEmissive;");n.diffuse&&f.push("uniform vec3 materialDiffuse;");void 0!==n.glossiness&&null!==n.glossiness&&f.push("uniform float materialGlossiness;");void 0!==n.shininess&&null!==n.shininess&&f.push("uniform float materialShininess;");n.specular&&f.push("uniform vec3 materialSpecular;");void 0!==n.metallic&&null!==n.metallic&&f.push("uniform float materialMetallic;");void 0!==n.roughness&&null!==n.roughness&&f.push("uniform float materialRoughness;");void 0!==n.specularF0&&null!==n.specularF0&&f.push("uniform float materialSpecularF0;");A&&i._ambientMap&&(f.push("uniform sampler2D ambientMap;"),i._ambientMap._state.matrix&&f.push("uniform mat4 ambientMapMatrix;"));A&&i._baseColorMap&&(f.push("uniform sampler2D baseColorMap;"),i._baseColorMap._state.matrix&&f.push("uniform mat4 baseColorMapMatrix;"));A&&i._diffuseMap&&(f.push("uniform sampler2D diffuseMap;"),i._diffuseMap._state.matrix&&f.push("uniform mat4 diffuseMapMatrix;"));A&&i._emissiveMap&&(f.push("uniform sampler2D emissiveMap;"),i._emissiveMap._state.matrix&&f.push("uniform mat4 emissiveMapMatrix;"));l&&A&&i._metallicMap&&(f.push("uniform sampler2D metallicMap;"),i._metallicMap._state.matrix&&f.push("uniform mat4 metallicMapMatrix;"));l&&A&&i._roughnessMap&&(f.push("uniform sampler2D roughnessMap;"),i._roughnessMap._state.matrix&&f.push("uniform mat4 roughnessMapMatrix;"));l&&A&&i._metallicRoughnessMap&&(f.push("uniform sampler2D metallicRoughnessMap;"),i._metallicRoughnessMap._state.matrix&&f.push("uniform mat4 metallicRoughnessMapMatrix;"));l&&i._normalMap&&(f.push("uniform sampler2D normalMap;"),i._normalMap._state.matrix&&f.push("uniform mat4 normalMapMatrix;"),f.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),f.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),f.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),f.push("      vec2 st0 = dFdx( uv.st );"),f.push("      vec2 st1 = dFdy( uv.st );"),f.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),f.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),f.push("      vec3 N = normalize( surf_norm );"),f.push("      vec3 mapN = texture( normalMap, uv ).xyz * 2.0 - 1.0;"),f.push("      mat3 tsn = mat3( S, T, N );"),f.push("      return normalize( tsn * mapN );"),f.push("}"));A&&i._occlusionMap&&(f.push("uniform sampler2D occlusionMap;"),i._occlusionMap._state.matrix&&f.push("uniform mat4 occlusionMapMatrix;"));A&&i._alphaMap&&(f.push("uniform sampler2D alphaMap;"),i._alphaMap._state.matrix&&f.push("uniform mat4 alphaMapMatrix;"));l&&A&&i._specularMap&&(f.push("uniform sampler2D specularMap;"),i._specularMap._state.matrix&&f.push("uniform mat4 specularMapMatrix;"));l&&A&&i._glossinessMap&&(f.push("uniform sampler2D glossinessMap;"),i._glossinessMap._state.matrix&&f.push("uniform mat4 glossinessMapMatrix;"));l&&A&&i._specularGlossinessMap&&(f.push("uniform sampler2D materialSpecularGlossinessMap;"),i._specularGlossinessMap._state.matrix&&f.push("uniform mat4 materialSpecularGlossinessMapMatrix;"));l&&(i._diffuseFresnel||i._specularFresnel||i._alphaFresnel||i._emissiveFresnel||i._reflectivityFresnel)&&(f.push("float fresnel(vec3 eyeDir, vec3 normal, float edgeBias, float centerBias, float power) {"),f.push("    float fr = abs(dot(eyeDir, normal));"),f.push("    float finalFr = clamp((fr - edgeBias) / (centerBias - edgeBias), 0.0, 1.0);"),f.push("    return pow(finalFr, power);"),f.push("}"),i._diffuseFresnel&&(f.push("uniform float  diffuseFresnelCenterBias;"),f.push("uniform float  diffuseFresnelEdgeBias;"),f.push("uniform float  diffuseFresnelPower;"),f.push("uniform vec3   diffuseFresnelCenterColor;"),f.push("uniform vec3   diffuseFresnelEdgeColor;")),i._specularFresnel&&(f.push("uniform float  specularFresnelCenterBias;"),f.push("uniform float  specularFresnelEdgeBias;"),f.push("uniform float  specularFresnelPower;"),f.push("uniform vec3   specularFresnelCenterColor;"),f.push("uniform vec3   specularFresnelEdgeColor;")),i._alphaFresnel&&(f.push("uniform float  alphaFresnelCenterBias;"),f.push("uniform float  alphaFresnelEdgeBias;"),f.push("uniform float  alphaFresnelPower;"),f.push("uniform vec3   alphaFresnelCenterColor;"),f.push("uniform vec3   alphaFresnelEdgeColor;")),i._reflectivityFresnel&&(f.push("uniform float  materialSpecularF0FresnelCenterBias;"),f.push("uniform float  materialSpecularF0FresnelEdgeBias;"),f.push("uniform float  materialSpecularF0FresnelPower;"),f.push("uniform vec3   materialSpecularF0FresnelCenterColor;"),f.push("uniform vec3   materialSpecularF0FresnelEdgeColor;")),i._emissiveFresnel&&(f.push("uniform float  emissiveFresnelCenterBias;"),f.push("uniform float  emissiveFresnelEdgeBias;"),f.push("uniform float  emissiveFresnelPower;"),f.push("uniform vec3   emissiveFresnelCenterColor;"),f.push("uniform vec3   emissiveFresnelEdgeColor;")));if(f.push("uniform vec4   lightAmbient;"),l)for(let e=0,t=o.lights.length;e<t;e++){const t=o.lights[e];"ambient"!==t.type&&(f.push("uniform vec4 lightColor"+e+";"),"point"===t.type&&f.push("uniform vec3 lightAttenuation"+e+";"),"dir"===t.type&&"view"===t.space&&f.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&"view"===t.space?f.push("uniform vec3 lightPos"+e+";"):f.push("in vec4 vViewLightReverseDirAndDist"+e+";"))}if(d)for(let e=0,t=o.lights.length;e<t;e++)o.lights[e].castsShadow&&(f.push("in vec4 vShadowPosFromLight"+e+";"),f.push("uniform sampler2D shadowMap"+e+";"));if(f.push("uniform vec4 colorize;"),f.push("out vec4 outColor;"),f.push("void main(void) {"),a){f.push("if (clippable) {"),f.push("  float dist = 0.0;");for(g=0;g<r.getNumAllocatedSectionPlanes();g++)f.push("if (sectionPlaneActive"+g+") {"),f.push("   dist += clamp(dot(-sectionPlaneDir"+g+".xyz, vWorldPosition.xyz - sectionPlanePos"+g+".xyz), 0.0, 1000.0);"),f.push("}");f.push("  if (dist > 0.0) { discard; }"),f.push("}")}"points"===s.primitiveName&&(f.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),f.push("float r = dot(cxy, cxy);"),f.push("if (r > 1.0) {"),f.push("   discard;"),f.push("}"));f.push("float occlusion = 1.0;"),n.ambient?f.push("vec3 ambientColor = materialAmbient;"):f.push("vec3 ambientColor = vec3(1.0, 1.0, 1.0);");n.diffuse?f.push("vec3 diffuseColor = materialDiffuse;"):n.baseColor?f.push("vec3 diffuseColor = materialBaseColor;"):f.push("vec3 diffuseColor = vec3(1.0, 1.0, 1.0);");s.colors&&f.push("diffuseColor *= vColor.rgb;");n.emissive?f.push("vec3 emissiveColor = materialEmissive;"):f.push("vec3  emissiveColor = vec3(0.0, 0.0, 0.0);");n.specular?f.push("vec3 specular = materialSpecular;"):f.push("vec3 specular = vec3(1.0, 1.0, 1.0);");void 0!==n.alpha?f.push("float alpha = materialAlphaModeCutoff[0];"):f.push("float alpha = 1.0;");s.colors&&f.push("alpha *= vColor.a;");void 0!==n.glossiness?f.push("float glossiness = materialGlossiness;"):f.push("float glossiness = 1.0;");void 0!==n.metallic?f.push("float metallic = materialMetallic;"):f.push("float metallic = 1.0;");void 0!==n.roughness?f.push("float roughness = materialRoughness;"):f.push("float roughness = 1.0;");void 0!==n.specularF0?f.push("float specularF0 = materialSpecularF0;"):f.push("float specularF0 = 1.0;");A&&(l&&i._normalMap||i._ambientMap||i._baseColorMap||i._diffuseMap||i._occlusionMap||i._emissiveMap||i._metallicMap||i._roughnessMap||i._metallicRoughnessMap||i._specularMap||i._glossinessMap||i._specularGlossinessMap||i._alphaMap)&&(f.push("vec4 texturePos = vec4(vUV.s, vUV.t, 1.0, 1.0);"),f.push("vec2 textureCoord;"));A&&i._ambientMap&&(i._ambientMap._state.matrix?f.push("textureCoord = (ambientMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 ambientTexel = texture(ambientMap, textureCoord).rgb;"),f.push("ambientTexel = "+Us[i._ambientMap._state.encoding]+"(ambientTexel);"),f.push("ambientColor *= ambientTexel.rgb;"));A&&i._diffuseMap&&(i._diffuseMap._state.matrix?f.push("textureCoord = (diffuseMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 diffuseTexel = texture(diffuseMap, textureCoord);"),f.push("diffuseTexel = "+Us[i._diffuseMap._state.encoding]+"(diffuseTexel);"),f.push("diffuseColor *= diffuseTexel.rgb;"),f.push("alpha *= diffuseTexel.a;"));A&&i._baseColorMap&&(i._baseColorMap._state.matrix?f.push("textureCoord = (baseColorMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 baseColorTexel = texture(baseColorMap, textureCoord);"),f.push("baseColorTexel = "+Us[i._baseColorMap._state.encoding]+"(baseColorTexel);"),f.push("diffuseColor *= baseColorTexel.rgb;"),f.push("alpha *= baseColorTexel.a;"));A&&i._emissiveMap&&(i._emissiveMap._state.matrix?f.push("textureCoord = (emissiveMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 emissiveTexel = texture(emissiveMap, textureCoord);"),f.push("emissiveTexel = "+Us[i._emissiveMap._state.encoding]+"(emissiveTexel);"),f.push("emissiveColor = emissiveTexel.rgb;"));A&&i._alphaMap&&(i._alphaMap._state.matrix?f.push("textureCoord = (alphaMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("alpha *= texture(alphaMap, textureCoord).r;"));A&&i._occlusionMap&&(i._occlusionMap._state.matrix?f.push("textureCoord = (occlusionMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("occlusion *= texture(occlusionMap, textureCoord).r;"));if(l&&(o.lights.length>0||o.lightMaps.length>0||o.reflectionMaps.length>0)){A&&i._normalMap?(i._normalMap._state.matrix?f.push("textureCoord = (normalMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec3 viewNormal = perturbNormal2Arb( vViewPosition, normalize(vViewNormal), textureCoord );")):f.push("vec3 viewNormal = normalize(vViewNormal);"),A&&i._specularMap&&(i._specularMap._state.matrix?f.push("textureCoord = (specularMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("specular *= texture(specularMap, textureCoord).rgb;")),A&&i._glossinessMap&&(i._glossinessMap._state.matrix?f.push("textureCoord = (glossinessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("glossiness *= texture(glossinessMap, textureCoord).r;")),A&&i._specularGlossinessMap&&(i._specularGlossinessMap._state.matrix?f.push("textureCoord = (materialSpecularGlossinessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 specGlossRGB = texture(materialSpecularGlossinessMap, textureCoord).rgba;"),f.push("specular *= specGlossRGB.rgb;"),f.push("glossiness *= specGlossRGB.a;")),A&&i._metallicMap&&(i._metallicMap._state.matrix?f.push("textureCoord = (metallicMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("metallic *= texture(metallicMap, textureCoord).r;")),A&&i._roughnessMap&&(i._roughnessMap._state.matrix?f.push("textureCoord = (roughnessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("roughness *= texture(roughnessMap, textureCoord).r;")),A&&i._metallicRoughnessMap&&(i._metallicRoughnessMap._state.matrix?f.push("textureCoord = (metallicRoughnessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec3 metalRoughRGB = texture(metallicRoughnessMap, textureCoord).rgb;"),f.push("metallic *= metalRoughRGB.b;"),f.push("roughness *= metalRoughRGB.g;")),f.push("vec3 viewEyeDir = normalize(-vViewPosition);"),i._diffuseFresnel&&(f.push("float diffuseFresnel = fresnel(viewEyeDir, viewNormal, diffuseFresnelEdgeBias, diffuseFresnelCenterBias, diffuseFresnelPower);"),f.push("diffuseColor *= mix(diffuseFresnelEdgeColor, diffuseFresnelCenterColor, diffuseFresnel);")),i._specularFresnel&&(f.push("float specularFresnel = fresnel(viewEyeDir, viewNormal, specularFresnelEdgeBias, specularFresnelCenterBias, specularFresnelPower);"),f.push("specular *= mix(specularFresnelEdgeColor, specularFresnelCenterColor, specularFresnel);")),i._alphaFresnel&&(f.push("float alphaFresnel = fresnel(viewEyeDir, viewNormal, alphaFresnelEdgeBias, alphaFresnelCenterBias, alphaFresnelPower);"),f.push("alpha *= mix(alphaFresnelEdgeColor.r, alphaFresnelCenterColor.r, alphaFresnel);")),i._emissiveFresnel&&(f.push("float emissiveFresnel = fresnel(viewEyeDir, viewNormal, emissiveFresnelEdgeBias, emissiveFresnelCenterBias, emissiveFresnelPower);"),f.push("emissiveColor *= mix(emissiveFresnelEdgeColor, emissiveFresnelCenterColor, emissiveFresnel);")),f.push("if (materialAlphaModeCutoff[1] == 1.0 && alpha < materialAlphaModeCutoff[2]) {"),f.push("   discard;"),f.push("}"),f.push("IncidentLight  light;"),f.push("Material       material;"),f.push("Geometry       geometry;"),f.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),f.push("vec3           viewLightDir;"),h&&(f.push("material.diffuseColor      = diffuseColor;"),f.push("material.specularColor     = specular;"),f.push("material.shine             = materialShininess;")),u&&(f.push("float oneMinusSpecularStrength = 1.0 - max(max(specular.r, specular.g ),specular.b);"),f.push("material.diffuseColor      = diffuseColor * oneMinusSpecularStrength;"),f.push("material.specularRoughness = clamp( 1.0 - glossiness, 0.04, 1.0 );"),f.push("material.specularColor     = specular;")),c&&(f.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),f.push("material.diffuseColor      = diffuseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),f.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),f.push("material.specularColor     = mix(vec3(dielectricSpecular), diffuseColor, metallic);")),f.push("geometry.position      = vViewPosition;"),o.lightMaps.length>0&&f.push("geometry.worldNormal   = normalize(vWorldNormal);"),f.push("geometry.viewNormal    = viewNormal;"),f.push("geometry.viewEyeDir    = viewEyeDir;"),h&&(o.lightMaps.length>0||o.reflectionMaps.length>0)&&f.push("computePhongLightMapping(geometry, material, reflectedLight);"),(u||c)&&(o.lightMaps.length>0||o.reflectionMaps.length>0)&&f.push("computePBRLightMapping(geometry, material, reflectedLight);"),f.push("float shadow = 1.0;"),f.push("float shadowAcneRemover = 0.007;"),f.push("vec3 fragmentDepth;"),f.push("float texelSize = 1.0 / 1024.0;"),f.push("float amountInLight = 0.0;"),f.push("vec3 shadowCoord;"),f.push("vec4 rgbaDepth;"),f.push("float depth;");for(let e=0,t=o.lights.length;e<t;e++){const t=o.lights[e];"ambient"!==t.type&&("dir"===t.type&&"view"===t.space?f.push("viewLightDir = -normalize(lightDir"+e+");"):"point"===t.type&&"view"===t.space?f.push("viewLightDir = normalize(lightPos"+e+" - vViewPosition);"):f.push("viewLightDir = normalize(vViewLightReverseDirAndDist"+e+".xyz);"),d&&t.castsShadow?(f.push("shadow = 0.0;"),f.push("fragmentDepth = vShadowPosFromLight"+e+".xyz;"),f.push("fragmentDepth.z -= shadowAcneRemover;"),f.push("for (int x = -3; x <= 3; x++) {"),f.push("  for (int y = -3; y <= 3; y++) {"),f.push("      float texelDepth = unpackDepth(texture(shadowMap"+e+", fragmentDepth.xy + vec2(x, y) * texelSize));"),f.push("      if (fragmentDepth.z < texelDepth) {"),f.push("          shadow += 1.0;"),f.push("      }"),f.push("  }"),f.push("}"),f.push("shadow = shadow / 9.0;"),f.push("light.color =  lightColor"+e+".rgb * (lightColor"+e+".a * shadow);")):f.push("light.color =  lightColor"+e+".rgb * (lightColor"+e+".a );"),f.push("light.direction = viewLightDir;"),h&&f.push("computePhongLighting(light, geometry, material, reflectedLight);"),(u||c)&&f.push("computePBRLighting(light, geometry, material, reflectedLight);"))}h?f.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * diffuseColor) + ((occlusion * (( reflectedLight.diffuse + reflectedLight.specular)))) + emissiveColor;"):f.push("vec3 outgoingLight = (occlusion * (reflectedLight.diffuse)) + (occlusion * reflectedLight.specular) + emissiveColor;")}else f.push("ambientColor *= (lightAmbient.rgb * lightAmbient.a);"),f.push("vec3 outgoingLight = emissiveColor + ambientColor;");f.push("vec4 fragColor = vec4(outgoingLight, alpha) * colorize;"),p&&f.push("fragColor = linearToGamma(fragColor, gammaFactor);");f.push("outColor = fragColor;"),t.logarithmicDepthBufferEnabled&&f.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return f.push("}"),f}(e))},Us={};function Os(e){if(!e.receivesShadow)return!1;const t=e.scene._lightsState.lights;if(!t||0===t.length)return!1;for(let e=0,i=t.length;e<i;e++)if(t[e].castsShadow)return!0;return!1}function ks(e){const t=e._geometry._state.primitiveName;return!(!e._geometry._state.autoVertexNormals&&!e._geometry._state.normalsBuf||"triangles"!==t&&"triangle-strip"!==t&&"triangle-fan"!==t)}Us[3e3]="linearToLinear",Us[3001]="sRGBToLinear";const Ns=d.vec3(),Qs=new e({}),Vs=function(e,t){this.id=Qs.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Ls(t),this._allocate(t)},Hs={};Vs.get=function(e){const t=e.scene,i=[t.canvas.canvas.id,(t.gammaInput?"gi;":";")+(t.gammaOutput?"go":""),t._lightsState.getHash(),t._sectionPlanesState.getHash(),e._geometry._state.hash,e._material._state.hash,e._state.drawHash].join(";");let s=Hs[i];if(!s){if(s=new Vs(i,e),s.errors)return console.log(s.errors.join("\n")),null;Hs[i]=s,m.memory.programs++}return s._useCount++,s},Vs.prototype.put=function(){0==--this._useCount&&(Qs.removeItem(this.id),this._program&&this._program.destroy(),delete Hs[this._hash],m.memory.programs--)},Vs.prototype.webglContextRestored=function(){this._program=null},Vs.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=je.MAX_TEXTURE_UNITS,s=t.scene,r=t._material,o=s.canvas.gl,n=this._program,a=t._state,l=t._material._state,A=t._geometry._state,h=s.camera,c=t.origin,u=a.background;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,u&&o.depthFunc(o.LEQUAL),this._bindProgram(e)),o.uniformMatrix4fv(this._uViewMatrix,!1,c?e.getRTCViewMatrix(a.originHash,c):h.viewMatrix),o.uniformMatrix4fv(this._uViewNormalMatrix,!1,h.viewNormalMatrix),a.clippable){const e=s._sectionPlanesState.getNumAllocatedSectionPlanes(),i=s._sectionPlanesState.sectionPlanes.length;if(e>0){const r=s._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<i){const i=n.sectionPlanesActivePerLayer[t];if(o.uniform1i(e.active,i?1:0),i){const i=r[t];if(c){const t=ee(i.dist,i.dir,c,Ns);o.uniform3fv(e.pos,t)}else o.uniform3fv(e.pos,i.pos);o.uniform3fv(e.dir,i.dir)}}else o.uniform1i(e.active,0)}}}if(l.id!==this._lastMaterialId){e.textureUnit=this._baseTextureUnit;const t=l.backfaces;e.backfaces!==t&&(t?o.disable(o.CULL_FACE):o.enable(o.CULL_FACE),e.backfaces=t);const s=l.frontface;switch(e.frontface!==s&&(s?o.frontFace(o.CCW):o.frontFace(o.CW),e.frontface=s),e.lineWidth!==l.lineWidth&&(o.lineWidth(l.lineWidth),e.lineWidth=l.lineWidth),this._uPointSize&&o.uniform1f(this._uPointSize,l.pointSize),l.type){case"LambertMaterial":this._uMaterialAmbient&&o.uniform3fv(this._uMaterialAmbient,l.ambient),this._uMaterialColor&&o.uniform4f(this._uMaterialColor,l.color[0],l.color[1],l.color[2],l.alpha),this._uMaterialEmissive&&o.uniform3fv(this._uMaterialEmissive,l.emissive);break;case"PhongMaterial":this._uMaterialShininess&&o.uniform1f(this._uMaterialShininess,l.shininess),this._uMaterialAmbient&&o.uniform3fv(this._uMaterialAmbient,l.ambient),this._uMaterialDiffuse&&o.uniform3fv(this._uMaterialDiffuse,l.diffuse),this._uMaterialSpecular&&o.uniform3fv(this._uMaterialSpecular,l.specular),this._uMaterialEmissive&&o.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&o.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0),r._ambientMap&&r._ambientMap._state.texture&&this._uMaterialAmbientMap&&(n.bindTexture(this._uMaterialAmbientMap,r._ambientMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMaterialAmbientMapMatrix&&o.uniformMatrix4fv(this._uMaterialAmbientMapMatrix,!1,r._ambientMap._state.matrix)),r._diffuseMap&&r._diffuseMap._state.texture&&this._uDiffuseMap&&(n.bindTexture(this._uDiffuseMap,r._diffuseMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uDiffuseMapMatrix&&o.uniformMatrix4fv(this._uDiffuseMapMatrix,!1,r._diffuseMap._state.matrix)),r._specularMap&&r._specularMap._state.texture&&this._uSpecularMap&&(n.bindTexture(this._uSpecularMap,r._specularMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularMapMatrix&&o.uniformMatrix4fv(this._uSpecularMapMatrix,!1,r._specularMap._state.matrix)),r._emissiveMap&&r._emissiveMap._state.texture&&this._uEmissiveMap&&(n.bindTexture(this._uEmissiveMap,r._emissiveMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&o.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,r._emissiveMap._state.matrix)),r._alphaMap&&r._alphaMap._state.texture&&this._uAlphaMap&&(n.bindTexture(this._uAlphaMap,r._alphaMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&o.uniformMatrix4fv(this._uAlphaMapMatrix,!1,r._alphaMap._state.matrix)),r._reflectivityMap&&r._reflectivityMap._state.texture&&this._uReflectivityMap&&(n.bindTexture(this._uReflectivityMap,r._reflectivityMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,this._uReflectivityMapMatrix&&o.uniformMatrix4fv(this._uReflectivityMapMatrix,!1,r._reflectivityMap._state.matrix)),r._normalMap&&r._normalMap._state.texture&&this._uNormalMap&&(n.bindTexture(this._uNormalMap,r._normalMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&o.uniformMatrix4fv(this._uNormalMapMatrix,!1,r._normalMap._state.matrix)),r._occlusionMap&&r._occlusionMap._state.texture&&this._uOcclusionMap&&(n.bindTexture(this._uOcclusionMap,r._occlusionMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&o.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,r._occlusionMap._state.matrix)),r._diffuseFresnel&&(this._uDiffuseFresnelEdgeBias&&o.uniform1f(this._uDiffuseFresnelEdgeBias,r._diffuseFresnel.edgeBias),this._uDiffuseFresnelCenterBias&&o.uniform1f(this._uDiffuseFresnelCenterBias,r._diffuseFresnel.centerBias),this._uDiffuseFresnelEdgeColor&&o.uniform3fv(this._uDiffuseFresnelEdgeColor,r._diffuseFresnel.edgeColor),this._uDiffuseFresnelCenterColor&&o.uniform3fv(this._uDiffuseFresnelCenterColor,r._diffuseFresnel.centerColor),this._uDiffuseFresnelPower&&o.uniform1f(this._uDiffuseFresnelPower,r._diffuseFresnel.power)),r._specularFresnel&&(this._uSpecularFresnelEdgeBias&&o.uniform1f(this._uSpecularFresnelEdgeBias,r._specularFresnel.edgeBias),this._uSpecularFresnelCenterBias&&o.uniform1f(this._uSpecularFresnelCenterBias,r._specularFresnel.centerBias),this._uSpecularFresnelEdgeColor&&o.uniform3fv(this._uSpecularFresnelEdgeColor,r._specularFresnel.edgeColor),this._uSpecularFresnelCenterColor&&o.uniform3fv(this._uSpecularFresnelCenterColor,r._specularFresnel.centerColor),this._uSpecularFresnelPower&&o.uniform1f(this._uSpecularFresnelPower,r._specularFresnel.power)),r._alphaFresnel&&(this._uAlphaFresnelEdgeBias&&o.uniform1f(this._uAlphaFresnelEdgeBias,r._alphaFresnel.edgeBias),this._uAlphaFresnelCenterBias&&o.uniform1f(this._uAlphaFresnelCenterBias,r._alphaFresnel.centerBias),this._uAlphaFresnelEdgeColor&&o.uniform3fv(this._uAlphaFresnelEdgeColor,r._alphaFresnel.edgeColor),this._uAlphaFresnelCenterColor&&o.uniform3fv(this._uAlphaFresnelCenterColor,r._alphaFresnel.centerColor),this._uAlphaFresnelPower&&o.uniform1f(this._uAlphaFresnelPower,r._alphaFresnel.power)),r._reflectivityFresnel&&(this._uReflectivityFresnelEdgeBias&&o.uniform1f(this._uReflectivityFresnelEdgeBias,r._reflectivityFresnel.edgeBias),this._uReflectivityFresnelCenterBias&&o.uniform1f(this._uReflectivityFresnelCenterBias,r._reflectivityFresnel.centerBias),this._uReflectivityFresnelEdgeColor&&o.uniform3fv(this._uReflectivityFresnelEdgeColor,r._reflectivityFresnel.edgeColor),this._uReflectivityFresnelCenterColor&&o.uniform3fv(this._uReflectivityFresnelCenterColor,r._reflectivityFresnel.centerColor),this._uReflectivityFresnelPower&&o.uniform1f(this._uReflectivityFresnelPower,r._reflectivityFresnel.power)),r._emissiveFresnel&&(this._uEmissiveFresnelEdgeBias&&o.uniform1f(this._uEmissiveFresnelEdgeBias,r._emissiveFresnel.edgeBias),this._uEmissiveFresnelCenterBias&&o.uniform1f(this._uEmissiveFresnelCenterBias,r._emissiveFresnel.centerBias),this._uEmissiveFresnelEdgeColor&&o.uniform3fv(this._uEmissiveFresnelEdgeColor,r._emissiveFresnel.edgeColor),this._uEmissiveFresnelCenterColor&&o.uniform3fv(this._uEmissiveFresnelCenterColor,r._emissiveFresnel.centerColor),this._uEmissiveFresnelPower&&o.uniform1f(this._uEmissiveFresnelPower,r._emissiveFresnel.power));break;case"MetallicMaterial":this._uBaseColor&&o.uniform3fv(this._uBaseColor,l.baseColor),this._uMaterialMetallic&&o.uniform1f(this._uMaterialMetallic,l.metallic),this._uMaterialRoughness&&o.uniform1f(this._uMaterialRoughness,l.roughness),this._uMaterialSpecularF0&&o.uniform1f(this._uMaterialSpecularF0,l.specularF0),this._uMaterialEmissive&&o.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&o.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0);const t=r._baseColorMap;t&&t._state.texture&&this._uBaseColorMap&&(n.bindTexture(this._uBaseColorMap,t._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uBaseColorMapMatrix&&o.uniformMatrix4fv(this._uBaseColorMapMatrix,!1,t._state.matrix));const s=r._metallicMap;s&&s._state.texture&&this._uMetallicMap&&(n.bindTexture(this._uMetallicMap,s._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMetallicMapMatrix&&o.uniformMatrix4fv(this._uMetallicMapMatrix,!1,s._state.matrix));const a=r._roughnessMap;a&&a._state.texture&&this._uRoughnessMap&&(n.bindTexture(this._uRoughnessMap,a._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uRoughnessMapMatrix&&o.uniformMatrix4fv(this._uRoughnessMapMatrix,!1,a._state.matrix));const A=r._metallicRoughnessMap;A&&A._state.texture&&this._uMetallicRoughnessMap&&(n.bindTexture(this._uMetallicRoughnessMap,A._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMetallicRoughnessMapMatrix&&o.uniformMatrix4fv(this._uMetallicRoughnessMapMatrix,!1,A._state.matrix)),(d=r._emissiveMap)&&d._state.texture&&this._uEmissiveMap&&(n.bindTexture(this._uEmissiveMap,d._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&o.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,d._state.matrix)),(p=r._occlusionMap)&&r._occlusionMap._state.texture&&this._uOcclusionMap&&(n.bindTexture(this._uOcclusionMap,p._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&o.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,p._state.matrix)),(f=r._alphaMap)&&f._state.texture&&this._uAlphaMap&&(n.bindTexture(this._uAlphaMap,f._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&o.uniformMatrix4fv(this._uAlphaMapMatrix,!1,f._state.matrix)),(g=r._normalMap)&&g._state.texture&&this._uNormalMap&&(n.bindTexture(this._uNormalMap,g._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&o.uniformMatrix4fv(this._uNormalMapMatrix,!1,g._state.matrix));break;case"SpecularMaterial":this._uMaterialDiffuse&&o.uniform3fv(this._uMaterialDiffuse,l.diffuse),this._uMaterialSpecular&&o.uniform3fv(this._uMaterialSpecular,l.specular),this._uMaterialGlossiness&&o.uniform1f(this._uMaterialGlossiness,l.glossiness),this._uMaterialReflectivity&&o.uniform1f(this._uMaterialReflectivity,l.reflectivity),this._uMaterialEmissive&&o.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&o.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0);const h=r._diffuseMap;h&&h._state.texture&&this._uDiffuseMap&&(n.bindTexture(this._uDiffuseMap,h._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uDiffuseMapMatrix&&o.uniformMatrix4fv(this._uDiffuseMapMatrix,!1,h._state.matrix));const c=r._specularMap;c&&c._state.texture&&this._uSpecularMap&&(n.bindTexture(this._uSpecularMap,c._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularMapMatrix&&o.uniformMatrix4fv(this._uSpecularMapMatrix,!1,c._state.matrix));const u=r._glossinessMap;u&&u._state.texture&&this._uGlossinessMap&&(n.bindTexture(this._uGlossinessMap,u._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uGlossinessMapMatrix&&o.uniformMatrix4fv(this._uGlossinessMapMatrix,!1,u._state.matrix));const m=r._specularGlossinessMap;var d,p,f,g;m&&m._state.texture&&this._uSpecularGlossinessMap&&(n.bindTexture(this._uSpecularGlossinessMap,m._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularGlossinessMapMatrix&&o.uniformMatrix4fv(this._uSpecularGlossinessMapMatrix,!1,m._state.matrix)),(d=r._emissiveMap)&&d._state.texture&&this._uEmissiveMap&&(n.bindTexture(this._uEmissiveMap,d._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&o.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,d._state.matrix)),(p=r._occlusionMap)&&p._state.texture&&this._uOcclusionMap&&(n.bindTexture(this._uOcclusionMap,p._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&o.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,p._state.matrix)),(f=r._alphaMap)&&f._state.texture&&this._uAlphaMap&&(n.bindTexture(this._uAlphaMap,f._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&o.uniformMatrix4fv(this._uAlphaMapMatrix,!1,f._state.matrix)),(g=r._normalMap)&&g._state.texture&&this._uNormalMap&&(n.bindTexture(this._uNormalMap,g._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&o.uniformMatrix4fv(this._uNormalMapMatrix,!1,g._state.matrix))}this._lastMaterialId=l.id}if(o.uniformMatrix4fv(this._uModelMatrix,o.FALSE,t.worldMatrix),this._uModelNormalMatrix&&o.uniformMatrix4fv(this._uModelNormalMatrix,o.FALSE,t.worldNormalMatrix),this._uClippable&&o.uniform1i(this._uClippable,a.clippable),this._uColorize){const e=a.colorize,t=this._lastColorize;t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2]&&t[3]===e[3]||(o.uniform4fv(this._uColorize,e),t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=e[3])}o.uniform3fv(this._uOffset,a.offset),A.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&o.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,A.positionsDecodeMatrix),this._uUVDecodeMatrix&&o.uniformMatrix3fv(this._uUVDecodeMatrix,!1,A.uvDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(A.positionsBuf),e.bindArray++),this._aNormal&&(this._aNormal.bindArrayBuffer(A.normalsBuf),e.bindArray++),this._aUV&&(this._aUV.bindArrayBuffer(A.uvBuf),e.bindArray++),this._aColor&&(this._aColor.bindArrayBuffer(A.colorsBuf),e.bindArray++),this._aFlags&&(this._aFlags.bindArrayBuffer(A.flagsBuf),e.bindArray++),A.indicesBuf&&(A.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=A.id),A.indicesBuf?(o.drawElements(A.primitive,A.indicesBuf.numItems,A.indicesBuf.itemType,0),e.drawElements++):A.positions&&(o.drawArrays(o.TRIANGLES,0,A.positions.numItems),e.drawArrays++),u&&o.depthFunc(o.LESS)},Vs.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl,s=e._material,r=t._lightsState,o=t._sectionPlanesState,n=e._material._state;if(this._program=new qe(i,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const a=this._program;this._uPositionsDecodeMatrix=a.getLocation("positionsDecodeMatrix"),this._uUVDecodeMatrix=a.getLocation("uvDecodeMatrix"),this._uModelMatrix=a.getLocation("modelMatrix"),this._uModelNormalMatrix=a.getLocation("modelNormalMatrix"),this._uViewMatrix=a.getLocation("viewMatrix"),this._uViewNormalMatrix=a.getLocation("viewNormalMatrix"),this._uProjMatrix=a.getLocation("projMatrix"),this._uGammaFactor=a.getLocation("gammaFactor"),this._uLightAmbient=[],this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[],this._uShadowViewMatrix=[],this._uShadowProjMatrix=[],t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=a.getLocation("logDepthBufFC"));const l=r.lights;let A;for(var h=0,c=l.length;h<c;h++){switch(A=l[h],A.type){case"ambient":this._uLightAmbient[h]=a.getLocation("lightAmbient");break;case"dir":this._uLightColor[h]=a.getLocation("lightColor"+h),this._uLightPos[h]=null,this._uLightDir[h]=a.getLocation("lightDir"+h);break;case"point":this._uLightColor[h]=a.getLocation("lightColor"+h),this._uLightPos[h]=a.getLocation("lightPos"+h),this._uLightDir[h]=null,this._uLightAttenuation[h]=a.getLocation("lightAttenuation"+h);break;case"spot":this._uLightColor[h]=a.getLocation("lightColor"+h),this._uLightPos[h]=a.getLocation("lightPos"+h),this._uLightDir[h]=a.getLocation("lightDir"+h),this._uLightAttenuation[h]=a.getLocation("lightAttenuation"+h)}A.castsShadow&&(this._uShadowViewMatrix[h]=a.getLocation("shadowViewMatrix"+h),this._uShadowProjMatrix[h]=a.getLocation("shadowProjMatrix"+h))}r.lightMaps.length>0&&(this._uLightMap="lightMap"),r.reflectionMaps.length>0&&(this._uReflectionMap="reflectionMap"),this._uSectionPlanes=[];for(h=0,c=o.sectionPlanes.length;h<c;h++)this._uSectionPlanes.push({active:a.getLocation("sectionPlaneActive"+h),pos:a.getLocation("sectionPlanePos"+h),dir:a.getLocation("sectionPlaneDir"+h)});switch(this._uPointSize=a.getLocation("pointSize"),n.type){case"LambertMaterial":this._uMaterialColor=a.getLocation("materialColor"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff");break;case"PhongMaterial":this._uMaterialAmbient=a.getLocation("materialAmbient"),this._uMaterialDiffuse=a.getLocation("materialDiffuse"),this._uMaterialSpecular=a.getLocation("materialSpecular"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),this._uMaterialShininess=a.getLocation("materialShininess"),s._ambientMap&&(this._uMaterialAmbientMap="ambientMap",this._uMaterialAmbientMapMatrix=a.getLocation("ambientMapMatrix")),s._diffuseMap&&(this._uDiffuseMap="diffuseMap",this._uDiffuseMapMatrix=a.getLocation("diffuseMapMatrix")),s._specularMap&&(this._uSpecularMap="specularMap",this._uSpecularMapMatrix=a.getLocation("specularMapMatrix")),s._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),s._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),s._reflectivityMap&&(this._uReflectivityMap="reflectivityMap",this._uReflectivityMapMatrix=a.getLocation("reflectivityMapMatrix")),s._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix")),s._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),s._diffuseFresnel&&(this._uDiffuseFresnelEdgeBias=a.getLocation("diffuseFresnelEdgeBias"),this._uDiffuseFresnelCenterBias=a.getLocation("diffuseFresnelCenterBias"),this._uDiffuseFresnelEdgeColor=a.getLocation("diffuseFresnelEdgeColor"),this._uDiffuseFresnelCenterColor=a.getLocation("diffuseFresnelCenterColor"),this._uDiffuseFresnelPower=a.getLocation("diffuseFresnelPower")),s._specularFresnel&&(this._uSpecularFresnelEdgeBias=a.getLocation("specularFresnelEdgeBias"),this._uSpecularFresnelCenterBias=a.getLocation("specularFresnelCenterBias"),this._uSpecularFresnelEdgeColor=a.getLocation("specularFresnelEdgeColor"),this._uSpecularFresnelCenterColor=a.getLocation("specularFresnelCenterColor"),this._uSpecularFresnelPower=a.getLocation("specularFresnelPower")),s._alphaFresnel&&(this._uAlphaFresnelEdgeBias=a.getLocation("alphaFresnelEdgeBias"),this._uAlphaFresnelCenterBias=a.getLocation("alphaFresnelCenterBias"),this._uAlphaFresnelEdgeColor=a.getLocation("alphaFresnelEdgeColor"),this._uAlphaFresnelCenterColor=a.getLocation("alphaFresnelCenterColor"),this._uAlphaFresnelPower=a.getLocation("alphaFresnelPower")),s._reflectivityFresnel&&(this._uReflectivityFresnelEdgeBias=a.getLocation("reflectivityFresnelEdgeBias"),this._uReflectivityFresnelCenterBias=a.getLocation("reflectivityFresnelCenterBias"),this._uReflectivityFresnelEdgeColor=a.getLocation("reflectivityFresnelEdgeColor"),this._uReflectivityFresnelCenterColor=a.getLocation("reflectivityFresnelCenterColor"),this._uReflectivityFresnelPower=a.getLocation("reflectivityFresnelPower")),s._emissiveFresnel&&(this._uEmissiveFresnelEdgeBias=a.getLocation("emissiveFresnelEdgeBias"),this._uEmissiveFresnelCenterBias=a.getLocation("emissiveFresnelCenterBias"),this._uEmissiveFresnelEdgeColor=a.getLocation("emissiveFresnelEdgeColor"),this._uEmissiveFresnelCenterColor=a.getLocation("emissiveFresnelCenterColor"),this._uEmissiveFresnelPower=a.getLocation("emissiveFresnelPower"));break;case"MetallicMaterial":this._uBaseColor=a.getLocation("materialBaseColor"),this._uMaterialMetallic=a.getLocation("materialMetallic"),this._uMaterialRoughness=a.getLocation("materialRoughness"),this._uMaterialSpecularF0=a.getLocation("materialSpecularF0"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),s._baseColorMap&&(this._uBaseColorMap="baseColorMap",this._uBaseColorMapMatrix=a.getLocation("baseColorMapMatrix")),s._metallicMap&&(this._uMetallicMap="metallicMap",this._uMetallicMapMatrix=a.getLocation("metallicMapMatrix")),s._roughnessMap&&(this._uRoughnessMap="roughnessMap",this._uRoughnessMapMatrix=a.getLocation("roughnessMapMatrix")),s._metallicRoughnessMap&&(this._uMetallicRoughnessMap="metallicRoughnessMap",this._uMetallicRoughnessMapMatrix=a.getLocation("metallicRoughnessMapMatrix")),s._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),s._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),s._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),s._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix"));break;case"SpecularMaterial":this._uMaterialDiffuse=a.getLocation("materialDiffuse"),this._uMaterialSpecular=a.getLocation("materialSpecular"),this._uMaterialGlossiness=a.getLocation("materialGlossiness"),this._uMaterialReflectivity=a.getLocation("reflectivityFresnel"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),s._diffuseMap&&(this._uDiffuseMap="diffuseMap",this._uDiffuseMapMatrix=a.getLocation("diffuseMapMatrix")),s._specularMap&&(this._uSpecularMap="specularMap",this._uSpecularMapMatrix=a.getLocation("specularMapMatrix")),s._glossinessMap&&(this._uGlossinessMap="glossinessMap",this._uGlossinessMapMatrix=a.getLocation("glossinessMapMatrix")),s._specularGlossinessMap&&(this._uSpecularGlossinessMap="materialSpecularGlossinessMap",this._uSpecularGlossinessMapMatrix=a.getLocation("materialSpecularGlossinessMapMatrix")),s._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),s._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),s._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),s._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix"))}this._aPosition=a.getAttribute("position"),this._aNormal=a.getAttribute("normal"),this._aUV=a.getAttribute("uv"),this._aColor=a.getAttribute("color"),this._aFlags=a.getAttribute("flags"),this._uClippable=a.getLocation("clippable"),this._uColorize=a.getLocation("colorize"),this._uOffset=a.getLocation("offset"),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastColorize=new Float32Array(4),this._baseTextureUnit=0},Vs.prototype._bindProgram=function(e){const t=je.MAX_TEXTURE_UNITS,i=this._scene,s=i.canvas.gl,r=i._lightsState,o=i.camera.project;let n;const a=this._program;if(a.bind(),e.useProgram++,e.textureUnit=0,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastColorize[0]=-1,this._lastColorize[1]=-1,this._lastColorize[2]=-1,this._lastColorize[3]=-1,s.uniformMatrix4fv(this._uProjMatrix,!1,o.matrix),i.logarithmicDepthBufferEnabled){const e=2/(Math.log(o.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,e)}for(var l=0,A=r.lights.length;l<A;l++)if(n=r.lights[l],this._uLightAmbient[l])s.uniform4f(this._uLightAmbient[l],n.color[0],n.color[1],n.color[2],n.intensity);else if(this._uLightColor[l]&&s.uniform4f(this._uLightColor[l],n.color[0],n.color[1],n.color[2],n.intensity),this._uLightPos[l]&&(s.uniform3fv(this._uLightPos[l],n.pos),this._uLightAttenuation[l]&&s.uniform1f(this._uLightAttenuation[l],n.attenuation)),this._uLightDir[l]&&s.uniform3fv(this._uLightDir[l],n.dir),n.castsShadow){this._uShadowViewMatrix[l]&&s.uniformMatrix4fv(this._uShadowViewMatrix[l],!1,n.getShadowViewMatrix()),this._uShadowProjMatrix[l]&&s.uniformMatrix4fv(this._uShadowProjMatrix[l],!1,n.getShadowProjMatrix());const i=n.getShadowRenderBuf();i&&(a.bindTexture("shadowMap"+l,i.getTexture(),e.textureUnit),e.textureUnit=(e.textureUnit+1)%t,e.bindTexture++)}r.lightMaps.length>0&&r.lightMaps[0].texture&&this._uLightMap&&(a.bindTexture(this._uLightMap,r.lightMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%t,e.bindTexture++),r.reflectionMaps.length>0&&r.reflectionMaps[0].texture&&this._uReflectionMap&&(a.bindTexture(this._uReflectionMap,r.reflectionMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%t,e.bindTexture++),this._uGammaFactor&&s.uniform1f(this._uGammaFactor,i.gammaFactor),this._baseTextureUnit=e.textureUnit};class js{constructor(e){this.vertex=function(e){const t=e.scene,i=t._lightsState,s=function(e){const t=e._geometry._state.primitiveName;if((e._geometry._state.autoVertexNormals||e._geometry._state.normalsBuf)&&("triangles"===t||"triangle-strip"===t||"triangle-fan"===t))return!0;return!1}(e),r=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,o=!!e._geometry._state.compressGeometry,n=e._state.billboard,a=e._state.stationary,l=[];l.push("#version 300 es"),l.push("// EmphasisFillShaderSource vertex shader"),l.push("in vec3 position;"),l.push("uniform mat4 modelMatrix;"),l.push("uniform mat4 viewMatrix;"),l.push("uniform mat4 projMatrix;"),l.push("uniform vec4 colorize;"),l.push("uniform vec3 offset;"),o&&l.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(l.push("uniform float logDepthBufFC;"),l.push("out float vFragDepth;"),l.push("bool isPerspectiveMatrix(mat4 m) {"),l.push("    return (m[2][3] == - 1.0);"),l.push("}"),l.push("out float isPerspective;"));r&&l.push("out vec4 vWorldPosition;");if(l.push("uniform vec4   lightAmbient;"),l.push("uniform vec4   fillColor;"),s){l.push("in vec3 normal;"),l.push("uniform mat4 modelNormalMatrix;"),l.push("uniform mat4 viewNormalMatrix;");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];"ambient"!==t.type&&(l.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&l.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&l.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&l.push("uniform vec3 lightPos"+e+";"))}o&&(l.push("vec3 octDecode(vec2 oct) {"),l.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),l.push("    if (v.z < 0.0) {"),l.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),l.push("    }"),l.push("    return normalize(v);"),l.push("}"))}l.push("out vec4 vColor;"),("spherical"===n||"cylindrical"===n)&&(l.push("void billboard(inout mat4 mat) {"),l.push("   mat[0][0] = 1.0;"),l.push("   mat[0][1] = 0.0;"),l.push("   mat[0][2] = 0.0;"),"spherical"===n&&(l.push("   mat[1][0] = 0.0;"),l.push("   mat[1][1] = 1.0;"),l.push("   mat[1][2] = 0.0;")),l.push("   mat[2][0] = 0.0;"),l.push("   mat[2][1] = 0.0;"),l.push("   mat[2][2] =1.0;"),l.push("}"));l.push("void main(void) {"),l.push("vec4 localPosition = vec4(position, 1.0); "),l.push("vec4 worldPosition;"),o&&l.push("localPosition = positionsDecodeMatrix * localPosition;");s&&(o?l.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):l.push("vec4 localNormal = vec4(normal, 0.0); "),l.push("mat4 modelNormalMatrix2 = modelNormalMatrix;"),l.push("mat4 viewNormalMatrix2 = viewNormalMatrix;"));l.push("mat4 viewMatrix2 = viewMatrix;"),l.push("mat4 modelMatrix2 = modelMatrix;"),a&&l.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===n||"cylindrical"===n?(l.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),l.push("billboard(modelMatrix2);"),l.push("billboard(viewMatrix2);"),l.push("billboard(modelViewMatrix);"),s&&(l.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),l.push("billboard(modelNormalMatrix2);"),l.push("billboard(viewNormalMatrix2);"),l.push("billboard(modelViewNormalMatrix);")),l.push("worldPosition = modelMatrix2 * localPosition;"),l.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(l.push("worldPosition = modelMatrix2 * localPosition;"),l.push("worldPosition.xyz = worldPosition.xyz + offset;"),l.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));s&&l.push("vec3 viewNormal = normalize((viewNormalMatrix2 * modelNormalMatrix2 * localNormal).xyz);");if(l.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),l.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),l.push("float lambertian = 1.0;"),s)for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?l.push("viewLightDir = normalize(lightDir"+e+");"):l.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+e+", 0.0)).xyz);");else{if("point"!==t.type)continue;"view"===t.space?l.push("viewLightDir = normalize(lightPos"+e+" - viewPosition.xyz);"):l.push("viewLightDir = normalize((viewMatrix2 * vec4(lightPos"+e+", 0.0)).xyz);")}l.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),l.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}l.push("vColor = vec4(reflectedColor * fillColor.rgb, fillColor.a);"),r&&l.push("vWorldPosition = worldPosition;");"points"===e._geometry._state.primitiveName&&l.push("gl_PointSize = pointSize;");l.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(l.push("vFragDepth = 1.0 + clipPos.w;"),l.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return l.push("gl_Position = clipPos;"),l.push("}"),l}(e),this.fragment=function(e){const t=e.scene,i=e.scene._sectionPlanesState,s=e.scene.gammaOutput,r=i.getNumAllocatedSectionPlanes()>0,o=[];o.push("#version 300 es"),o.push("// Lambertian drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),t.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;"));s&&(o.push("uniform float gammaFactor;"),o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}"));if(r){o.push("in vec4 vWorldPosition;"),o.push("uniform bool clippable;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)o.push("uniform bool sectionPlaneActive"+e+";"),o.push("uniform vec3 sectionPlanePos"+e+";"),o.push("uniform vec3 sectionPlaneDir"+e+";")}if(o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){o.push("if (clippable) {"),o.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)o.push("if (sectionPlaneActive"+e+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > 0.0) { discard; }"),o.push("}")}"points"===e._geometry._state.primitiveName&&(o.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),o.push("float r = dot(cxy, cxy);"),o.push("if (r > 1.0) {"),o.push("   discard;"),o.push("}"));t.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");s?o.push("outColor = linearToGamma(vColor, gammaFactor);"):o.push("outColor = vColor;");return o.push("}"),o}(e)}}const Gs=new e({}),zs=d.vec3(),Ws=function(e,t){this.id=Gs.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new js(t),this._allocate(t)},Ks={};Ws.get=function(e){const t=[e.scene.id,e.scene.gammaOutput?"go":"",e.scene._sectionPlanesState.getHash(),e._geometry._state.normalsBuf?"n":"",e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";");let i=Ks[t];return i||(i=new Ws(t,e),Ks[t]=i,m.memory.programs++),i._useCount++,i},Ws.prototype.put=function(){0==--this._useCount&&(Gs.removeItem(this.id),this._program&&this._program.destroy(),delete Ks[this._hash],m.memory.programs--)},Ws.prototype.webglContextRestored=function(){this._program=null},Ws.prototype.drawMesh=function(e,t,i){this._program||this._allocate(t);const s=this._scene,r=s.camera,o=s.canvas.gl,n=0===i?t._xrayMaterial._state:1===i?t._highlightMaterial._state:t._selectedMaterial._state,a=t._state,l=t._geometry._state,A=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),o.uniformMatrix4fv(this._uViewMatrix,!1,A?e.getRTCViewMatrix(a.originHash,A):r.viewMatrix),o.uniformMatrix4fv(this._uViewNormalMatrix,!1,r.viewNormalMatrix),a.clippable){const e=s._sectionPlanesState.getNumAllocatedSectionPlanes(),i=s._sectionPlanesState.sectionPlanes.length;if(e>0){const r=s._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<i){const i=n.sectionPlanesActivePerLayer[t];if(o.uniform1i(e.active,i?1:0),i){const i=r[t];if(A){const t=ee(i.dist,i.dir,A,zs);o.uniform3fv(e.pos,t)}else o.uniform3fv(e.pos,i.pos);o.uniform3fv(e.dir,i.dir)}}else o.uniform1i(e.active,0)}}}if(n.id!==this._lastMaterialId){const t=n.fillColor,i=n.backfaces;e.backfaces!==i&&(i?o.disable(o.CULL_FACE):o.enable(o.CULL_FACE),e.backfaces=i),o.uniform4f(this._uFillColor,t[0],t[1],t[2],n.fillAlpha),this._lastMaterialId=n.id}o.uniformMatrix4fv(this._uModelMatrix,o.FALSE,t.worldMatrix),this._uModelNormalMatrix&&o.uniformMatrix4fv(this._uModelNormalMatrix,o.FALSE,t.worldNormalMatrix),this._uClippable&&o.uniform1i(this._uClippable,a.clippable),o.uniform3fv(this._uOffset,a.offset),l.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&o.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,l.positionsDecodeMatrix),this._uUVDecodeMatrix&&o.uniformMatrix3fv(this._uUVDecodeMatrix,!1,l.uvDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(l.positionsBuf),e.bindArray++),this._aNormal&&(this._aNormal.bindArrayBuffer(l.normalsBuf),e.bindArray++),l.indicesBuf?(l.indicesBuf.bind(),e.bindArray++):l.positionsBuf,this._lastGeometryId=l.id),l.indicesBuf?(o.drawElements(l.primitive,l.indicesBuf.numItems,l.indicesBuf.itemType,0),e.drawElements++):l.positionsBuf&&(o.drawArrays(o.TRIANGLES,0,l.positionsBuf.numItems),e.drawArrays++)},Ws.prototype._allocate=function(e){const t=e.scene,i=t._lightsState,s=t._sectionPlanesState,r=t.canvas.gl;if(this._program=new qe(r,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const o=this._program;this._uPositionsDecodeMatrix=o.getLocation("positionsDecodeMatrix"),this._uModelMatrix=o.getLocation("modelMatrix"),this._uModelNormalMatrix=o.getLocation("modelNormalMatrix"),this._uViewMatrix=o.getLocation("viewMatrix"),this._uViewNormalMatrix=o.getLocation("viewNormalMatrix"),this._uProjMatrix=o.getLocation("projMatrix"),this._uLightAmbient=[],this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];for(let e=0,t=i.lights.length;e<t;e++){switch(i.lights[e].type){case"ambient":this._uLightAmbient[e]=o.getLocation("lightAmbient");break;case"dir":this._uLightColor[e]=o.getLocation("lightColor"+e),this._uLightPos[e]=null,this._uLightDir[e]=o.getLocation("lightDir"+e);break;case"point":this._uLightColor[e]=o.getLocation("lightColor"+e),this._uLightPos[e]=o.getLocation("lightPos"+e),this._uLightDir[e]=null,this._uLightAttenuation[e]=o.getLocation("lightAttenuation"+e)}}this._uSectionPlanes=[];for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)this._uSectionPlanes.push({active:o.getLocation("sectionPlaneActive"+e),pos:o.getLocation("sectionPlanePos"+e),dir:o.getLocation("sectionPlaneDir"+e)});this._uFillColor=o.getLocation("fillColor"),this._aPosition=o.getAttribute("position"),this._aNormal=o.getAttribute("normal"),this._uClippable=o.getLocation("clippable"),this._uGammaFactor=o.getLocation("gammaFactor"),this._uOffset=o.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=o.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null},Ws.prototype._bindProgram=function(e){const t=this._scene,i=t.canvas.gl,s=t._lightsState,r=t.camera,o=r.project;if(this._program.bind(),e.useProgram++,e.textureUnit=0,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastIndicesBufId=null,i.uniformMatrix4fv(this._uViewNormalMatrix,!1,r.normalMatrix),i.uniformMatrix4fv(this._uProjMatrix,!1,o.matrix),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(o.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];this._uLightAmbient[e]?i.uniform4f(this._uLightAmbient[e],t.color[0],t.color[1],t.color[2],t.intensity):(this._uLightColor[e]&&i.uniform4f(this._uLightColor[e],t.color[0],t.color[1],t.color[2],t.intensity),this._uLightPos[e]&&(i.uniform3fv(this._uLightPos[e],t.pos),this._uLightAttenuation[e]&&i.uniform1f(this._uLightAttenuation[e],t.attenuation)),this._uLightDir[e]&&i.uniform3fv(this._uLightDir[e],t.dir))}this._uGammaFactor&&i.uniform1f(this._uGammaFactor,t.gammaFactor)};class Xs{constructor(e){this.vertex=function(e){const t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=e._state.billboard,o=e._state.stationary,n=[];n.push("#version 300 es"),n.push("// Edges drawing vertex shader"),n.push("in vec3 position;"),n.push("uniform mat4 modelMatrix;"),n.push("uniform mat4 viewMatrix;"),n.push("uniform mat4 projMatrix;"),n.push("uniform vec4 edgeColor;"),n.push("uniform vec3 offset;"),s&&n.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;"));i&&n.push("out vec4 vWorldPosition;");n.push("out vec4 vColor;"),("spherical"===r||"cylindrical"===r)&&(n.push("void billboard(inout mat4 mat) {"),n.push("   mat[0][0] = 1.0;"),n.push("   mat[0][1] = 0.0;"),n.push("   mat[0][2] = 0.0;"),"spherical"===r&&(n.push("   mat[1][0] = 0.0;"),n.push("   mat[1][1] = 1.0;"),n.push("   mat[1][2] = 0.0;")),n.push("   mat[2][0] = 0.0;"),n.push("   mat[2][1] = 0.0;"),n.push("   mat[2][2] =1.0;"),n.push("}"));n.push("void main(void) {"),n.push("vec4 localPosition = vec4(position, 1.0); "),n.push("vec4 worldPosition;"),s&&n.push("localPosition = positionsDecodeMatrix * localPosition;");n.push("mat4 viewMatrix2 = viewMatrix;"),n.push("mat4 modelMatrix2 = modelMatrix;"),o&&n.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===r||"cylindrical"===r?(n.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),n.push("billboard(modelMatrix2);"),n.push("billboard(viewMatrix2);"),n.push("billboard(modelViewMatrix);"),n.push("worldPosition = modelMatrix2 * localPosition;"),n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(n.push("worldPosition = modelMatrix2 * localPosition;"),n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));n.push("vColor = edgeColor;"),i&&n.push("vWorldPosition = worldPosition;");n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return n.push("gl_Position = clipPos;"),n.push("}"),n}(e),this.fragment=function(e){const t=e.scene,i=e.scene._sectionPlanesState,s=e.scene.gammaOutput,r=i.getNumAllocatedSectionPlanes()>0,o=[];o.push("#version 300 es"),o.push("// Edges drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),t.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;"));s&&(o.push("uniform float gammaFactor;"),o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}"));if(r){o.push("in vec4 vWorldPosition;"),o.push("uniform bool clippable;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)o.push("uniform bool sectionPlaneActive"+e+";"),o.push("uniform vec3 sectionPlanePos"+e+";"),o.push("uniform vec3 sectionPlaneDir"+e+";")}if(o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){o.push("if (clippable) {"),o.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)o.push("if (sectionPlaneActive"+e+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > 0.0) { discard; }"),o.push("}")}t.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");s?o.push("outColor = linearToGamma(vColor, gammaFactor);"):o.push("outColor = vColor;");return o.push("}"),o}(e)}}const Js=new e({}),Ys=d.vec3(),Zs=function(e,t){this.id=Js.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Xs(t),this._allocate(t)},qs={};Zs.get=function(e){const t=[e.scene.id,e.scene.gammaOutput?"go":"",e.scene._sectionPlanesState.getHash(),e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";");let i=qs[t];return i||(i=new Zs(t,e),qs[t]=i,m.memory.programs++),i._useCount++,i},Zs.prototype.put=function(){0==--this._useCount&&(Js.removeItem(this.id),this._program&&this._program.destroy(),delete qs[this._hash],m.memory.programs--)},Zs.prototype.webglContextRestored=function(){this._program=null},Zs.prototype.drawMesh=function(e,t,i){this._program||this._allocate(t);const s=this._scene,r=s.camera,o=s.canvas.gl;let n;const a=t._state,l=t._geometry,A=l._state,h=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),o.uniformMatrix4fv(this._uViewMatrix,!1,h?e.getRTCViewMatrix(a.originHash,h):r.viewMatrix),a.clippable){const e=s._sectionPlanesState.getNumAllocatedSectionPlanes(),i=s._sectionPlanesState.sectionPlanes.length;if(e>0){const r=s._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<i){const i=n.sectionPlanesActivePerLayer[t];if(o.uniform1i(e.active,i?1:0),i){const i=r[t];if(h){const t=ee(i.dist,i.dir,h,Ys);o.uniform3fv(e.pos,t)}else o.uniform3fv(e.pos,i.pos);o.uniform3fv(e.dir,i.dir)}}else o.uniform1i(e.active,0)}}}switch(i){case 0:n=t._xrayMaterial._state;break;case 1:n=t._highlightMaterial._state;break;case 2:n=t._selectedMaterial._state;break;default:n=t._edgeMaterial._state}if(n.id!==this._lastMaterialId){const t=n.backfaces;if(e.backfaces!==t&&(t?o.disable(o.CULL_FACE):o.enable(o.CULL_FACE),e.backfaces=t),e.lineWidth!==n.edgeWidth&&(o.lineWidth(n.edgeWidth),e.lineWidth=n.edgeWidth),this._uEdgeColor){const e=n.edgeColor,t=n.edgeAlpha;o.uniform4f(this._uEdgeColor,e[0],e[1],e[2],t)}this._lastMaterialId=n.id}let c;o.uniformMatrix4fv(this._uModelMatrix,o.FALSE,t.worldMatrix),this._uClippable&&o.uniform1i(this._uClippable,a.clippable),o.uniform3fv(this._uOffset,a.offset),A.primitive===o.TRIANGLES?c=l._getEdgeIndices():A.primitive===o.LINES&&(c=A.indicesBuf),c&&(A.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&o.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,A.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(A.positionsBuf,A.compressGeometry?o.UNSIGNED_SHORT:o.FLOAT),e.bindArray++),c.bind(),e.bindArray++,this._lastGeometryId=A.id),o.drawElements(o.LINES,c.numItems,c.itemType,0),e.drawElements++)},Zs.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl,s=t._sectionPlanesState;if(this._program=new qe(i,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const r=this._program;this._uPositionsDecodeMatrix=r.getLocation("positionsDecodeMatrix"),this._uModelMatrix=r.getLocation("modelMatrix"),this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+e),pos:r.getLocation("sectionPlanePos"+e),dir:r.getLocation("sectionPlaneDir"+e)});this._uEdgeColor=r.getLocation("edgeColor"),this._aPosition=r.getAttribute("position"),this._uClippable=r.getLocation("clippable"),this._uGammaFactor=r.getLocation("gammaFactor"),this._uOffset=r.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null},Zs.prototype._bindProgram=function(e){const t=this._program,i=this._scene,s=i.canvas.gl,r=i.camera.project;if(t.bind(),e.useProgram++,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,s.uniformMatrix4fv(this._uProjMatrix,!1,r.matrix),i.logarithmicDepthBufferEnabled){const e=2/(Math.log(r.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,e)}this._uGammaFactor&&s.uniform1f(this._uGammaFactor,i.gammaFactor)};class $s{constructor(e){this.vertex=function(e){const t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=e._state.billboard,o=e._state.stationary,n=[];n.push("#version 300 es"),n.push("// Mesh picking vertex shader"),n.push("in vec3 position;"),n.push("uniform mat4 modelMatrix;"),n.push("uniform mat4 viewMatrix;"),n.push("uniform mat4 projMatrix;"),n.push("out vec4 vViewPosition;"),n.push("uniform vec3 offset;"),s&&n.push("uniform mat4 positionsDecodeMatrix;");i&&n.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;"));"spherical"!==r&&"cylindrical"!==r||(n.push("void billboard(inout mat4 mat) {"),n.push("   mat[0][0] = 1.0;"),n.push("   mat[0][1] = 0.0;"),n.push("   mat[0][2] = 0.0;"),"spherical"===r&&(n.push("   mat[1][0] = 0.0;"),n.push("   mat[1][1] = 1.0;"),n.push("   mat[1][2] = 0.0;")),n.push("   mat[2][0] = 0.0;"),n.push("   mat[2][1] = 0.0;"),n.push("   mat[2][2] =1.0;"),n.push("}"));n.push("uniform vec2 pickClipPos;"),n.push("vec4 remapClipPos(vec4 clipPos) {"),n.push("    clipPos.xy /= clipPos.w;"),n.push("    clipPos.xy -= pickClipPos;"),n.push("    clipPos.xy *= clipPos.w;"),n.push("    return clipPos;"),n.push("}"),n.push("void main(void) {"),n.push("vec4 localPosition = vec4(position, 1.0); "),s&&n.push("localPosition = positionsDecodeMatrix * localPosition;");n.push("mat4 viewMatrix2 = viewMatrix;"),n.push("mat4 modelMatrix2 = modelMatrix;"),o&&n.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"!==r&&"cylindrical"!==r||(n.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),n.push("billboard(modelMatrix2);"),n.push("billboard(viewMatrix2);"));n.push("   vec4 worldPosition = modelMatrix2 * localPosition;"),n.push("   worldPosition.xyz = worldPosition.xyz + offset;"),n.push("   vec4 viewPosition = viewMatrix2 * worldPosition;"),i&&n.push("   vWorldPosition = worldPosition;");n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return n.push("gl_Position = remapClipPos(clipPos);"),n.push("}"),n}(e),this.fragment=function(e){const t=e.scene,i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];r.push("#version 300 es"),r.push("// Mesh picking fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),t.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;"));if(r.push("uniform vec4 pickColor;"),s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(var o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("uniform bool sectionPlaneActive"+o+";"),r.push("uniform vec3 sectionPlanePos"+o+";"),r.push("uniform vec3 sectionPlaneDir"+o+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}t.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return r.push("   outColor = pickColor; "),r.push("}"),r}(e)}}const er=d.vec3(),tr=function(e,t){this._hash=e,this._shaderSource=new $s(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},ir={};tr.get=function(e){const t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.hash].join(";");let i=ir[t];if(!i){if(i=new tr(t,e),i.errors)return console.log(i.errors.join("\n")),null;ir[t]=i,m.memory.programs++}return i._useCount++,i},tr.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete ir[this._hash],m.memory.programs--)},tr.prototype.webglContextRestored=function(){this._program=null},tr.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=this._scene,s=i.canvas.gl,r=t._state,o=t._material._state,n=t._geometry._state,a=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),s.uniformMatrix4fv(this._uViewMatrix,!1,a?e.getRTCPickViewMatrix(r.originHash,a):e.pickViewMatrix),r.clippable){const e=i._sectionPlanesState.getNumAllocatedSectionPlanes(),r=i._sectionPlanesState.sectionPlanes.length;if(e>0){const o=i._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<r){const i=n.sectionPlanesActivePerLayer[t];if(s.uniform1i(e.active,i?1:0),i){const i=o[t];if(a){const t=ee(i.dist,i.dir,a,er);s.uniform3fv(e.pos,t)}else s.uniform3fv(e.pos,i.pos);s.uniform3fv(e.dir,i.dir)}}else s.uniform1i(e.active,0)}}}if(o.id!==this._lastMaterialId){const t=o.backfaces;e.backfaces!==t&&(t?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),e.backfaces=t);const i=o.frontface;e.frontface!==i&&(i?s.frontFace(s.CCW):s.frontFace(s.CW),e.frontface=i),this._lastMaterialId=o.id}s.uniformMatrix4fv(this._uProjMatrix,!1,e.pickProjMatrix),s.uniformMatrix4fv(this._uModelMatrix,!1,t.worldMatrix),this._uClippable&&s.uniform1i(this._uClippable,t._state.clippable),s.uniform3fv(this._uOffset,t._state.offset),n.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&s.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,n.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(n.positionsBuf,n.compressGeometry?s.UNSIGNED_SHORT:s.FLOAT),e.bindArray++),n.indicesBuf&&(n.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=n.id);var l=t._state.pickID;const A=l>>24&255,h=l>>16&255,c=l>>8&255,u=255&l;s.uniform4f(this._uPickColor,u/255,c/255,h/255,A/255),s.uniform2fv(this._uPickClipPos,e.pickClipPos),n.indicesBuf?(s.drawElements(n.primitive,n.indicesBuf.numItems,n.indicesBuf.itemType,0),e.drawElements++):n.positions&&s.drawArrays(s.TRIANGLES,0,n.positions.numItems)},tr.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl;if(this._program=new qe(i,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,i=t._sectionPlanesState.sectionPlanes.length;e<i;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uPickColor=s.getLocation("pickColor"),this._uPickClipPos=s.getLocation("pickClipPos"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastGeometryId=null},tr.prototype._bindProgram=function(e){const t=this._scene,i=t.canvas.gl,s=t.camera.project;if(this._program.bind(),e.useProgram++,t.logarithmicDepthBufferEnabled){const e=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}this._lastMaterialId=null,this._lastGeometryId=null};class sr{constructor(e){this.vertex=function(e){const t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=[];r.push("#version 300 es"),r.push("// Surface picking vertex shader"),r.push("in vec3 position;"),r.push("in vec4 color;"),r.push("uniform mat4 modelMatrix;"),r.push("uniform mat4 viewMatrix;"),r.push("uniform mat4 projMatrix;"),r.push("uniform vec3 offset;"),i&&(r.push("uniform bool clippable;"),r.push("out vec4 vWorldPosition;"));t.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;"),r.push("bool isPerspectiveMatrix(mat4 m) {"),r.push("    return (m[2][3] == - 1.0);"),r.push("}"),r.push("out float isPerspective;"));r.push("uniform vec2 pickClipPos;"),r.push("vec4 remapClipPos(vec4 clipPos) {"),r.push("    clipPos.xy /= clipPos.w;"),r.push("    clipPos.xy -= pickClipPos;"),r.push("    clipPos.xy *= clipPos.w;"),r.push("    return clipPos;"),r.push("}"),r.push("out vec4 vColor;"),s&&r.push("uniform mat4 positionsDecodeMatrix;");r.push("void main(void) {"),r.push("vec4 localPosition = vec4(position, 1.0); "),s&&r.push("localPosition = positionsDecodeMatrix * localPosition;");r.push("   vec4 worldPosition = modelMatrix * localPosition; "),r.push("   worldPosition.xyz = worldPosition.xyz + offset;"),r.push("   vec4 viewPosition = viewMatrix * worldPosition;"),i&&r.push("   vWorldPosition = worldPosition;");r.push("   vColor = color;"),r.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return r.push("gl_Position = remapClipPos(clipPos);"),r.push("}"),r}(e),this.fragment=function(e){const t=e.scene,i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];r.push("#version 300 es"),r.push("// Surface picking fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),r.push("in vec4 vColor;"),t.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;"));if(s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(let e=0;e<i.getNumAllocatedSectionPlanes();e++)r.push("uniform bool sectionPlaneActive"+e+";"),r.push("uniform vec3 sectionPlanePos"+e+";"),r.push("uniform vec3 sectionPlaneDir"+e+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(let e=0;e<i.getNumAllocatedSectionPlanes();e++)r.push("if (sectionPlaneActive"+e+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}t.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return r.push("   outColor = vColor;"),r.push("}"),r}(e)}}const rr=d.vec3(),or=function(e,t){this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new sr(t),this._allocate(t)},nr={};or.get=function(e){const t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";");let i=nr[t];if(!i){if(i=new or(t,e),i.errors)return console.log(i.errors.join("\n")),null;nr[t]=i,m.memory.programs++}return i._useCount++,i},or.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete nr[this._hash],m.memory.programs--)},or.prototype.webglContextRestored=function(){this._program=null},or.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=this._scene,s=i.canvas.gl,r=t._state,o=t._material._state,n=t._geometry,a=t._geometry._state,l=t.origin,A=o.backfaces,h=o.frontface,c=i.camera.project,u=n._getPickTrianglePositions(),d=n._getPickTriangleColors();if(this._program.bind(),e.useProgram++,i.logarithmicDepthBufferEnabled){const e=2/(Math.log(c.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,e)}if(s.uniformMatrix4fv(this._uViewMatrix,!1,l?e.getRTCPickViewMatrix(r.originHash,l):e.pickViewMatrix),r.clippable){const e=i._sectionPlanesState.getNumAllocatedSectionPlanes(),r=i._sectionPlanesState.sectionPlanes.length;if(e>0){const o=i._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<r){const i=n.sectionPlanesActivePerLayer[t];if(s.uniform1i(e.active,i?1:0),i){const i=o[t];if(l){const t=ee(i.dist,i.dir,l,rr);s.uniform3fv(e.pos,t)}else s.uniform3fv(e.pos,i.pos);s.uniform3fv(e.dir,i.dir)}}else s.uniform1i(e.active,0)}}}s.uniformMatrix4fv(this._uProjMatrix,!1,e.pickProjMatrix),i.logarithmicDepthBufferEnabled&&s.uniform1f(this._uZFar,i.camera.project.far),e.backfaces!==A&&(A?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),e.backfaces=A),e.frontface!==h&&(h?s.frontFace(s.CCW):s.frontFace(s.CW),e.frontface=h),s.uniformMatrix4fv(this._uModelMatrix,!1,t.worldMatrix),this._uClippable&&s.uniform1i(this._uClippable,t._state.clippable),s.uniform3fv(this._uOffset,t._state.offset),this._uPositionsDecodeMatrix?(s.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,a.positionsDecodeMatrix),this._aPosition.bindArrayBuffer(u,a.compressGeometry?s.UNSIGNED_SHORT:s.FLOAT)):this._aPosition.bindArrayBuffer(u),s.uniform2fv(this._uPickClipPos,e.pickClipPos),d.bind(),s.enableVertexAttribArray(this._aColor.location),s.vertexAttribPointer(this._aColor.location,d.itemSize,d.itemType,!0,0,0),s.drawArrays(a.primitive,0,u.numItems/3)},or.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl;if(this._program=new qe(i,this._shaderSource),this._useCount=0,this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,i=t._sectionPlanesState.sectionPlanes.length;e<i;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),this._aColor=s.getAttribute("color"),this._uPickClipPos=s.getLocation("pickClipPos"),this._uClippable=s.getLocation("clippable"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC"))};class ar{constructor(e){this.vertex=function(e){const t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=e._state.billboard,o=e._state.stationary,n=[];n.push("#version 300 es"),n.push("// Mesh occlusion vertex shader"),n.push("in vec3 position;"),n.push("uniform mat4 modelMatrix;"),n.push("uniform mat4 viewMatrix;"),n.push("uniform mat4 projMatrix;"),n.push("uniform vec3 offset;"),s&&n.push("uniform mat4 positionsDecodeMatrix;");i&&n.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;"));"spherical"!==r&&"cylindrical"!==r||(n.push("void billboard(inout mat4 mat) {"),n.push("   mat[0][0] = 1.0;"),n.push("   mat[0][1] = 0.0;"),n.push("   mat[0][2] = 0.0;"),"spherical"===r&&(n.push("   mat[1][0] = 0.0;"),n.push("   mat[1][1] = 1.0;"),n.push("   mat[1][2] = 0.0;")),n.push("   mat[2][0] = 0.0;"),n.push("   mat[2][1] = 0.0;"),n.push("   mat[2][2] =1.0;"),n.push("}"));n.push("void main(void) {"),n.push("vec4 localPosition = vec4(position, 1.0); "),n.push("vec4 worldPosition;"),s&&n.push("localPosition = positionsDecodeMatrix * localPosition;");n.push("mat4 viewMatrix2 = viewMatrix;"),n.push("mat4 modelMatrix2 = modelMatrix;"),o&&n.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===r||"cylindrical"===r?(n.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),n.push("billboard(modelMatrix2);"),n.push("billboard(viewMatrix2);"),n.push("billboard(modelViewMatrix);"),n.push("worldPosition = modelMatrix2 * localPosition;"),n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(n.push("worldPosition = modelMatrix2 * localPosition;"),n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));i&&n.push("   vWorldPosition = worldPosition;");n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return n.push("gl_Position = clipPos;"),n.push("}"),n}(e),this.fragment=function(e){const t=e.scene,i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];r.push("#version 300 es"),r.push("// Mesh occlusion fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),t.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;"));if(s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(var o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("uniform bool sectionPlaneActive"+o+";"),r.push("uniform vec3 sectionPlanePos"+o+";"),r.push("uniform vec3 sectionPlaneDir"+o+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}r.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),t.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return r.push("}"),r}(e)}}const lr=d.vec3(),Ar=function(e,t){this._hash=e,this._shaderSource=new ar(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},hr={};Ar.get=function(e){const t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.occlusionHash].join(";");let i=hr[t];if(!i){if(i=new Ar(t,e),i.errors)return console.log(i.errors.join("\n")),null;hr[t]=i,m.memory.programs++}return i._useCount++,i},Ar.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete hr[this._hash],m.memory.programs--)},Ar.prototype.webglContextRestored=function(){this._program=null},Ar.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=this._scene,s=i.canvas.gl,r=t._material._state,o=t._state,n=t._geometry._state,a=t.origin;if(r.alpha<1)return;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),r.id!==this._lastMaterialId){const t=r.backfaces;e.backfaces!==t&&(t?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),e.backfaces=t);const i=r.frontface;e.frontface!==i&&(i?s.frontFace(s.CCW):s.frontFace(s.CW),e.frontface=i),this._lastMaterialId=r.id}const l=i.camera;if(s.uniformMatrix4fv(this._uViewMatrix,!1,a?e.getRTCViewMatrix(o.originHash,a):l.viewMatrix),o.clippable){const e=i._sectionPlanesState.getNumAllocatedSectionPlanes(),r=i._sectionPlanesState.sectionPlanes.length;if(e>0){const o=i._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<r){const i=n.sectionPlanesActivePerLayer[t];if(s.uniform1i(e.active,i?1:0),i){const i=o[t];if(a){const t=ee(i.dist,i.dir,a,lr);s.uniform3fv(e.pos,t)}else s.uniform3fv(e.pos,i.pos);s.uniform3fv(e.dir,i.dir)}}else s.uniform1i(e.active,0)}}}s.uniformMatrix4fv(this._uProjMatrix,!1,l._project._state.matrix),s.uniformMatrix4fv(this._uModelMatrix,s.FALSE,t.worldMatrix),this._uClippable&&s.uniform1i(this._uClippable,t._state.clippable),s.uniform3fv(this._uOffset,t._state.offset),n.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&s.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,n.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(n.positionsBuf,n.compressGeometry?s.UNSIGNED_SHORT:s.FLOAT),e.bindArray++),n.indicesBuf&&(n.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=n.id),n.indicesBuf?(s.drawElements(n.primitive,n.indicesBuf.numItems,n.indicesBuf.itemType,0),e.drawElements++):n.positions&&s.drawArrays(s.TRIANGLES,0,n.positions.numItems)},Ar.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl;if(this._program=new qe(i,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,i=t._sectionPlanesState.sectionPlanes.length;e<i;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null},Ar.prototype._bindProgram=function(e){const t=this._scene,i=t.camera.project,s=t.canvas.gl;if(this._program.bind(),e.useProgram++,s.uniformMatrix4fv(this._uProjMatrix,!1,i.matrix),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(i.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,e)}this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null};class cr{constructor(e){this.vertex=function(e){const t=e.scene._sectionPlanesState.sectionPlanes.length>0,i=!!e._geometry._state.compressGeometry,s=[];s.push("// Mesh shadow vertex shader"),s.push("in vec3 position;"),s.push("uniform mat4 modelMatrix;"),s.push("uniform mat4 shadowViewMatrix;"),s.push("uniform mat4 shadowProjMatrix;"),s.push("uniform vec3 offset;"),i&&s.push("uniform mat4 positionsDecodeMatrix;");t&&s.push("out vec4 vWorldPosition;");s.push("void main(void) {"),s.push("vec4 localPosition = vec4(position, 1.0); "),s.push("vec4 worldPosition;"),i&&s.push("localPosition = positionsDecodeMatrix * localPosition;");s.push("worldPosition = modelMatrix * localPosition;"),s.push("worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&s.push("vWorldPosition = worldPosition;");return s.push("   gl_Position = shadowProjMatrix * viewPosition;"),s.push("}"),s}(e),this.fragment=function(e){const t=e.scene;t.canvas.gl;const i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("// Mesh shadow fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(var o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("uniform bool sectionPlaneActive"+o+";"),r.push("uniform vec3 sectionPlanePos"+o+";"),r.push("uniform vec3 sectionPlaneDir"+o+";")}if(r.push("vec4 encodeFloat( const in float depth ) {"),r.push("  const vec4 bitShift = vec4(256 * 256 * 256, 256 * 256, 256, 1.0);"),r.push("  const vec4 bitMask = vec4(0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);"),r.push("  vec4 comp = fract(depth * bitShift);"),r.push("  comp -= comp.xxyz * bitMask;"),r.push("  return comp;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return r.push("outColor = encodeFloat(gl_FragCoord.z);"),r.push("}"),r}(e)}}const ur=function(e,t){this._hash=e,this._shaderSource=new cr(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},dr={};ur.get=function(e){const t=e.scene,i=[t.canvas.canvas.id,t._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.hash].join(";");let s=dr[i];if(!s){if(s=new ur(i,e),s.errors)return console.log(s.errors.join("\n")),null;dr[i]=s,m.memory.programs++}return s._useCount++,s},ur.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete dr[this._hash],m.memory.programs--)},ur.prototype.webglContextRestored=function(){this._program=null},ur.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=this._scene.canvas.gl,s=t._material._state,r=t._geometry._state;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),s.id!==this._lastMaterialId){const t=s.backfaces;e.backfaces!==t&&(t?i.disable(i.CULL_FACE):i.enable(i.CULL_FACE),e.backfaces=t);const r=s.frontface;e.frontface!==r&&(r?i.frontFace(i.CCW):i.frontFace(i.CW),e.frontface=r),e.lineWidth!==s.lineWidth&&(i.lineWidth(s.lineWidth),e.lineWidth=s.lineWidth),this._uPointSize&&i.uniform1i(this._uPointSize,s.pointSize),this._lastMaterialId=s.id}if(i.uniformMatrix4fv(this._uModelMatrix,i.FALSE,t.worldMatrix),r.combineGeometry){const s=t.vertexBufs;s.id!==this._lastVertexBufsId&&(s.positionsBuf&&this._aPosition&&(this._aPosition.bindArrayBuffer(s.positionsBuf,s.compressGeometry?i.UNSIGNED_SHORT:i.FLOAT),e.bindArray++),this._lastVertexBufsId=s.id)}this._uClippable&&i.uniform1i(this._uClippable,t._state.clippable),i.uniform3fv(this._uOffset,t._state.offset),r.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&i.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,r.positionsDecodeMatrix),r.combineGeometry?r.indicesBufCombined&&(r.indicesBufCombined.bind(),e.bindArray++):(this._aPosition&&(this._aPosition.bindArrayBuffer(r.positionsBuf,r.compressGeometry?i.UNSIGNED_SHORT:i.FLOAT),e.bindArray++),r.indicesBuf&&(r.indicesBuf.bind(),e.bindArray++)),this._lastGeometryId=r.id),r.combineGeometry?r.indicesBufCombined&&(i.drawElements(r.primitive,r.indicesBufCombined.numItems,r.indicesBufCombined.itemType,0),e.drawElements++):r.indicesBuf?(i.drawElements(r.primitive,r.indicesBuf.numItems,r.indicesBuf.itemType,0),e.drawElements++):r.positions&&(i.drawArrays(i.TRIANGLES,0,r.positions.numItems),e.drawArrays++)},ur.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl;if(this._program=new qe(i,this._shaderSource),this._scene=t,this._useCount=0,this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uShadowViewMatrix=s.getLocation("shadowViewMatrix"),this._uShadowProjMatrix=s.getLocation("shadowProjMatrix"),this._uSectionPlanes={};for(let e=0,i=t._sectionPlanesState.sectionPlanes.length;e<i;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uOffset=s.getLocation("offset"),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null},ur.prototype._bindProgram=function(e){this._program||this._allocate(mesh);const t=this._scene,i=t.canvas.gl,s=t._sectionPlanesState;if(this._program.bind(),e.useProgram++,i.uniformMatrix4fv(this._uShadowViewMatrix,!1,e.shadowViewMatrix),i.uniformMatrix4fv(this._uShadowProjMatrix,!1,e.shadowProjMatrix),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,s.getNumAllocatedSectionPlanes()>0){let e,t,r,o,n;for(let a=0,l=this._uSectionPlanes.length;a<l;a++)e=this._uSectionPlanes[a],t=e.active,r=s.sectionPlanes[a],t&&i.uniform1i(t,r.active),o=e.pos,o&&i.uniform3fv(e.pos,r.pos),n=e.dir,n&&i.uniform3fv(e.dir,r.dir)}};class pr{constructor(){this.visibleLayers=[],this.sectionPlanesActivePerLayer=[],this.reset()}reset(){this.culled=!1,this.sectioned=!1,this.numLayers=0,this.numVisibleLayers=0,this.colorOpaque=!1,this.colorTransparent=!1,this.edgesOpaque=!1,this.edgesTransparent=!1,this.xrayedSilhouetteOpaque=!1,this.xrayedEdgesOpaque=!1,this.xrayedSilhouetteTransparent=!1,this.xrayedEdgesTransparent=!1,this.highlightedSilhouetteOpaque=!1,this.highlightedEdgesOpaque=!1,this.highlightedSilhouetteTransparent=!1,this.highlightedEdgesTransparent=!1,this.selectedSilhouetteOpaque=!1,this.selectedEdgesOpaque=!1,this.selectedSilhouetteTransparent=!1,this.selectedEdgesTransparent=!1}}const fr=d.OBB3(),gr=d.vec4(),mr=d.vec4(),_r=d.vec4(),vr=d.vec3([1,0,0]),br=d.vec3([0,1,0]),yr=d.vec3([0,0,1]),xr=d.vec3(3),Br=d.vec3(3),wr=d.identityMat4();class Pr extends R{constructor(e,t={}){super(e,t),this.renderOrder=t.renderOrder||0,this.originalSystemId=t.originalSystemId||this.id,this.renderFlags=new pr,this._state=new vt({visible:!0,culled:!1,pickable:null,clippable:null,collidable:null,occluder:!1!==t.occluder,castsShadow:null,receivesShadow:null,xrayed:!1,highlighted:!1,selected:!1,edges:!1,stationary:!!t.stationary,background:!!t.background,billboard:this._checkBillboard(t.billboard),layer:null,colorize:null,pickID:this.scene._renderer.getPickID(this),drawHash:"",pickHash:"",offset:d.vec3(),origin:null,originHash:null}),this._drawRenderer=null,this._shadowRenderer=null,this._emphasisFillRenderer=null,this._emphasisEdgesRenderer=null,this._pickMeshRenderer=null,this._pickTriangleRenderer=null,this._occlusionRenderer=null,this._geometry=t.geometry?this._checkComponent2(["ReadableGeometry","VBOGeometry"],t.geometry):this.scene.geometry,this._material=t.material?this._checkComponent2(["PhongMaterial","MetallicMaterial","SpecularMaterial","LambertMaterial"],t.material):this.scene.material,this._xrayMaterial=t.xrayMaterial?this._checkComponent("EmphasisMaterial",t.xrayMaterial):this.scene.xrayMaterial,this._highlightMaterial=t.highlightMaterial?this._checkComponent("EmphasisMaterial",t.highlightMaterial):this.scene.highlightMaterial,this._selectedMaterial=t.selectedMaterial?this._checkComponent("EmphasisMaterial",t.selectedMaterial):this.scene.selectedMaterial,this._edgeMaterial=t.edgeMaterial?this._checkComponent("EdgeMaterial",t.edgeMaterial):this.scene.edgeMaterial,this._parentNode=null,this._aabb=null,this._aabbDirty=!0,this._numTriangles=this._geometry?this._geometry.numTriangles:0,this.scene._aabbDirty=!0,this._scale=d.vec3(),this._quaternion=d.identityQuaternion(),this._rotation=d.vec3(),this._position=d.vec3(),this._worldMatrix=d.identityMat4(),this._worldNormalMatrix=d.identityMat4(),this._localMatrixDirty=!0,this._worldMatrixDirty=!0,this._worldNormalMatrixDirty=!0;const i=t.origin||t.rtcCenter;if(i&&(this._state.origin=d.vec3(i),this._state.originHash=i.join()),t.matrix?this.matrix=t.matrix:(this.scale=t.scale,this.position=t.position,t.quaternion||(this.rotation=t.rotation)),this._isObject=t.isObject,this._isObject&&this.scene._registerObject(this),this._isModel=t.isModel,this._isModel&&this.scene._registerModel(this),this.visible=t.visible,this.culled=t.culled,this.pickable=t.pickable,this.clippable=t.clippable,this.collidable=t.collidable,this.castsShadow=t.castsShadow,this.receivesShadow=t.receivesShadow,this.xrayed=t.xrayed,this.highlighted=t.highlighted,this.selected=t.selected,this.edges=t.edges,this.layer=t.layer,this.colorize=t.colorize,this.opacity=t.opacity,this.offset=t.offset,t.parentId){const e=this.scene.components[t.parentId];e?e.isNode?e.addChild(this):this.error("Parent is not a Node: '"+t.parentId+"'"):this.error("Parent not found: '"+t.parentId+"'"),this._parentNode=e}else t.parent&&(t.parent.isNode||this.error("Parent is not a Node"),t.parent.addChild(this),this._parentNode=t.parent);this.compile()}get type(){return"Mesh"}get isMesh(){return!0}get parent(){return this._parentNode}get geometry(){return this._geometry}get material(){return this._material}get position(){return this._position}set position(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get rotation(){return this._rotation}set rotation(e){this._rotation.set(e||[0,0,0]),d.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get quaternion(){return this._quaternion}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),d.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get scale(){return this._scale}set scale(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get matrix(){return this._localMatrixDirty&&(this.__localMatrix||(this.__localMatrix=d.identityMat4()),d.composeMat4(this._position,this._quaternion,this._scale,this.__localMatrix),this._localMatrixDirty=!1),this.__localMatrix}set matrix(e){this.__localMatrix||(this.__localMatrix=d.identityMat4()),this.__localMatrix.set(e||wr),d.decomposeMat4(this.__localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._setWorldMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get worldMatrix(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}get worldNormalMatrix(){return this._worldNormalMatrixDirty&&this._buildWorldNormalMatrix(),this._worldNormalMatrix}get isEntity(){return!0}get isModel(){return this._isModel}get isObject(){return this._isObject}get aabb(){return this._aabbDirty&&this._updateAABB(),this._aabb}get origin(){return this._state.origin}set origin(e){e?(this._state.origin||(this._state.origin=d.vec3()),this._state.origin.set(e),this._state.originHash=e.join(),this._setAABBDirty(),this.scene._aabbDirty=!0):this._state.origin&&(this._state.origin=null,this._state.originHash=null,this._setAABBDirty(),this.scene._aabbDirty=!0)}get rtcCenter(){return this.origin}set rtcCenter(e){this.origin=e}get numTriangles(){return this._numTriangles}get visible(){return this._state.visible}set visible(e){e=!1!==e,this._state.visible=e,this._isObject&&this.scene._objectVisibilityUpdated(this,e),this.glRedraw()}get xrayed(){return this._state.xrayed}set xrayed(e){e=!!e,this._state.xrayed!==e&&(this._state.xrayed=e,this._isObject&&this.scene._objectXRayedUpdated(this,e),this.glRedraw())}get highlighted(){return this._state.highlighted}set highlighted(e){(e=!!e)!==this._state.highlighted&&(this._state.highlighted=e,this._isObject&&this.scene._objectHighlightedUpdated(this,e),this.glRedraw())}get selected(){return this._state.selected}set selected(e){(e=!!e)!==this._state.selected&&(this._state.selected=e,this._isObject&&this.scene._objectSelectedUpdated(this,e),this.glRedraw())}get edges(){return this._state.edges}set edges(e){(e=!!e)!==this._state.edges&&(this._state.edges=e,this.glRedraw())}get culled(){return this._state.culled}set culled(e){this._state.culled=!!e,this.glRedraw()}get clippable(){return this._state.clippable}set clippable(e){e=!1!==e,this._state.clippable!==e&&(this._state.clippable=e,this.glRedraw())}get collidable(){return this._state.collidable}set collidable(e){(e=!1!==e)!==this._state.collidable&&(this._state.collidable=e,this._setAABBDirty(),this.scene._aabbDirty=!0)}get pickable(){return this._state.pickable}set pickable(e){e=!1!==e,this._state.pickable!==e&&(this._state.pickable=e)}get castsShadow(){return this._state.castsShadow}set castsShadow(e){(e=!1!==e)!==this._state.castsShadow&&(this._state.castsShadow=e,this.glRedraw())}get receivesShadow(){return this._state.receivesShadow}set receivesShadow(e){(e=!1!==e)!==this._state.receivesShadow&&(this._state.receivesShadow=e,this._state.hash=e?"/mod/rs;":"/mod;",this.fire("dirty",this))}get saoEnabled(){return!1}get colorize(){return this._state.colorize}set colorize(e){let t=this._state.colorize;t||(t=this._state.colorize=new Float32Array(4),t[3]=1),e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1);const i=!!e;this.scene._objectColorizeUpdated(this,i),this.glRedraw()}get opacity(){return this._state.colorize[3]}set opacity(e){let t=this._state.colorize;t||(t=this._state.colorize=new Float32Array(4),t[0]=1,t[1]=1,t[2]=1);const i=null!=e;t[3]=i?e:1,this.scene._objectOpacityUpdated(this,i),this.glRedraw()}get transparent(){return 2===this._material.alphaMode||this._state.colorize[3]<1}get layer(){return this._state.layer}set layer(e){e=e||0,(e=Math.round(e))!==this._state.layer&&(this._state.layer=e,this._renderer.needStateSort())}get stationary(){return this._state.stationary}get billboard(){return this._state.billboard}get offset(){return this._state.offset}set offset(e){this._state.offset.set(e||[0,0,0]),this._setAABBDirty(),this.glRedraw()}get isDrawable(){return!0}get isStateSortable(){return!0}get xrayMaterial(){return this._xrayMaterial}get highlightMaterial(){return this._highlightMaterial}get selectedMaterial(){return this._selectedMaterial}get edgeMaterial(){return this._edgeMaterial}_checkBillboard(e){return"spherical"!==(e=e||"none")&&"cylindrical"!==e&&"none"!==e&&(this.error("Unsupported value for 'billboard': "+e+" - accepted values are 'spherical', 'cylindrical' and 'none' - defaulting to 'none'."),e="none"),e}compile(){const e=this._makeDrawHash();this._state.drawHash!==e&&(this._state.drawHash=e,this._putDrawRenderers(),this._drawRenderer=Vs.get(this),this._emphasisFillRenderer=Ws.get(this),this._emphasisEdgesRenderer=Zs.get(this));const t=this._makePickHash();if(this._state.pickHash!==t&&(this._state.pickHash=t,this._putPickRenderers(),this._pickMeshRenderer=tr.get(this)),this._state.occluder){const e=this._makeOcclusionHash();this._state.occlusionHash!==e&&(this._state.occlusionHash=e,this._putOcclusionRenderer(),this._occlusionRenderer=Ar.get(this))}}_setLocalMatrixDirty(){this._localMatrixDirty=!0,this._setWorldMatrixDirty()}_setWorldMatrixDirty(){this._worldMatrixDirty=!0,this._worldNormalMatrixDirty=!0}_buildWorldMatrix(){const e=this.matrix;if(this._parentNode)d.mulMat4(this._parentNode.worldMatrix,e,this._worldMatrix);else for(let t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}_buildWorldNormalMatrix(){this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldNormalMatrix||(this._worldNormalMatrix=d.mat4()),d.transposeMat4(this._worldMatrix,this._worldNormalMatrix),d.inverseMat4(this._worldNormalMatrix),this._worldNormalMatrixDirty=!1}_setAABBDirty(){if(this.collidable)for(let e=this;e;e=e._parentNode)e._aabbDirty=!0}_updateAABB(){this.scene._aabbDirty=!0,this._aabb||(this._aabb=d.AABB3()),this._buildAABB(this.worldMatrix,this._aabb),this._aabbDirty=!1}_webglContextRestored(){this._drawRenderer&&this._drawRenderer.webglContextRestored(),this._shadowRenderer&&this._shadowRenderer.webglContextRestored(),this._emphasisFillRenderer&&this._emphasisFillRenderer.webglContextRestored(),this._emphasisEdgesRenderer&&this._emphasisEdgesRenderer.webglContextRestored(),this._pickMeshRenderer&&this._pickMeshRenderer.webglContextRestored(),this._pickTriangleRenderer&&this._pickMeshRenderer.webglContextRestored(),this._occlusionRenderer&&this._occlusionRenderer.webglContextRestored()}_makeDrawHash(){const e=this.scene,t=[e.canvas.canvas.id,(e.gammaInput?"gi;":";")+(e.gammaOutput?"go":""),e._lightsState.getHash(),e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),i.receivesShadow&&t.push("/rs"),t.push(";"),t.join("")}_makePickHash(){const e=this.scene,t=[e.canvas.canvas.id,e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),t.push(";"),t.join("")}_makeOcclusionHash(){const e=this.scene,t=[e.canvas.canvas.id,e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),t.push(";"),t.join("")}_buildAABB(e,t){d.transformOBB3(e,this._geometry.obb,fr),d.OBB3ToAABB3(fr,t);const i=this._state.offset;if(t[0]+=i[0],t[1]+=i[1],t[2]+=i[2],t[3]+=i[0],t[4]+=i[1],t[5]+=i[2],this._state.origin){const e=this._state.origin;t[0]+=e[0],t[1]+=e[1],t[2]+=e[2],t[3]+=e[0],t[4]+=e[1],t[5]+=e[2]}}rotate(e,t){return gr[0]=e[0],gr[1]=e[1],gr[2]=e[2],gr[3]=t*d.DEGTORAD,d.angleAxisToQuaternion(gr,mr),d.mulQuaternions(this.quaternion,mr,_r),this.quaternion=_r,this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}rotateOnWorldAxis(e,t){return gr[0]=e[0],gr[1]=e[1],gr[2]=e[2],gr[3]=t*d.DEGTORAD,d.angleAxisToQuaternion(gr,mr),d.mulQuaternions(mr,this.quaternion,mr),this}rotateX(e){return this.rotate(vr,e)}rotateY(e){return this.rotate(br,e)}rotateZ(e){return this.rotate(yr,e)}translate(e,t){return d.vec3ApplyQuaternion(this.quaternion,e,xr),d.mulVec3Scalar(xr,t,Br),d.addVec3(this.position,Br,this.position),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}translateX(e){return this.translate(vr,e)}translateY(e){return this.translate(br,e)}translateZ(e){return this.translate(yr,e)}_putDrawRenderers(){this._drawRenderer&&(this._drawRenderer.put(),this._drawRenderer=null),this._shadowRenderer&&(this._shadowRenderer.put(),this._shadowRenderer=null),this._emphasisFillRenderer&&(this._emphasisFillRenderer.put(),this._emphasisFillRenderer=null),this._emphasisEdgesRenderer&&(this._emphasisEdgesRenderer.put(),this._emphasisEdgesRenderer=null)}_putPickRenderers(){this._pickMeshRenderer&&(this._pickMeshRenderer.put(),this._pickMeshRenderer=null),this._pickTriangleRenderer&&(this._pickTriangleRenderer.put(),this._pickTriangleRenderer=null)}_putOcclusionRenderer(){this._occlusionRenderer&&(this._occlusionRenderer.put(),this._occlusionRenderer=null)}stateSortCompare(e,t){return e._state.layer-t._state.layer||e._drawRenderer.id-t._drawRenderer.id||e._material._state.id-t._material._state.id||e._geometry._state.id-t._geometry._state.id}rebuildRenderFlags(){this.renderFlags.reset(),this._getActiveSectionPlanes()?(this.renderFlags.numLayers=1,this.renderFlags.numVisibleLayers=1,this.renderFlags.visibleLayers[0]=0,this._updateRenderFlags()):this.renderFlags.culled=!0}_updateRenderFlags(){const e=this.renderFlags,t=this._state;if(t.xrayed){const t=this._xrayMaterial._state;t.fill&&(t.fillAlpha<1?e.xrayedSilhouetteTransparent=!0:e.xrayedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.xrayedEdgesTransparent=!0:e.xrayedEdgesOpaque=!0)}else{if(this._material._state.alpha<1||t.colorize[3]<1?e.colorTransparent=!0:e.colorOpaque=!0,t.edges){this._edgeMaterial._state.alpha<1?e.edgesTransparent=!0:e.edgesOpaque=!0}if(t.selected){const t=this._selectedMaterial._state;t.fill&&(t.fillAlpha<1?e.selectedSilhouetteTransparent=!0:e.selectedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.selectedEdgesTransparent=!0:e.selectedEdgesOpaque=!0)}else if(t.highlighted){const t=this._highlightMaterial._state;t.fill&&(t.fillAlpha<1?e.highlightedSilhouetteTransparent=!0:e.highlightedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.highlightedEdgesTransparent=!0:e.highlightedEdgesOpaque=!0)}}}_getActiveSectionPlanes(){if(this._state.clippable){const e=this.scene._sectionPlanesState.sectionPlanes,t=e.length;if(t>0)for(let i=0;i<t;i++){const t=e[i],s=this.renderFlags;if(t.active)if(this._state.origin){const e=d.planeAABB3Intersect(t.dir,t.dist,this.aabb);if(-1===e)return!1;const r=0===e;s.sectionPlanesActivePerLayer[i]=r}else s.sectionPlanesActivePerLayer[i]=!0;else s.sectionPlanesActivePerLayer[i]=!1}}return!0}drawColorOpaque(e){(this._drawRenderer||(this._drawRenderer=Vs.get(this)))&&this._drawRenderer.drawMesh(e,this)}drawColorTransparent(e){(this._drawRenderer||(this._drawRenderer=Vs.get(this)))&&this._drawRenderer.drawMesh(e,this)}drawSilhouetteXRayed(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=Ws.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,0)}drawSilhouetteHighlighted(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=Ws.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,1)}drawSilhouetteSelected(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=Ws.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,2)}drawEdgesColorOpaque(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Zs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,3)}drawEdgesColorTransparent(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Zs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,3)}drawEdgesXRayed(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Zs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,0)}drawEdgesHighlighted(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Zs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,1)}drawEdgesSelected(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Zs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,2)}drawOcclusion(e){(this._state.occluder&&this._occlusionRenderer||(this._occlusionRenderer=Ar.get(this)))&&this._occlusionRenderer.drawMesh(e,this)}drawShadow(e){(this._shadowRenderer||(this._shadowRenderer=ur.get(this)))&&this._shadowRenderer.drawMesh(e,this)}drawPickMesh(e){(this._pickMeshRenderer||(this._pickMeshRenderer=tr.get(this)))&&this._pickMeshRenderer.drawMesh(e,this)}canPickTriangle(){return this._geometry.isReadableGeometry}drawPickTriangles(e){(this._pickTriangleRenderer||(this._pickTriangleRenderer=or.get(this)))&&this._pickTriangleRenderer.drawMesh(e,this)}pickTriangleSurface(e,t,i,s){Cr(this,e,t,i,s)}drawPickVertices(e){}delegatePickedEntity(){return this}destroy(){super.destroy(),this._putDrawRenderers(),this._putPickRenderers(),this._putOcclusionRenderer(),this.scene._renderer.putPickID(this._state.pickID),this._isObject&&(this.scene._deregisterObject(this),this._visible&&this.scene._objectVisibilityUpdated(this,!1,!1),this._xrayed&&this.scene._objectXRayedUpdated(this,!1,!1),this._selected&&this.scene._objectSelectedUpdated(this,!1,!1),this._highlighted&&this.scene._objectHighlightedUpdated(this,!1,!1),this.scene._objectColorizeUpdated(this,!1),this.scene._objectOpacityUpdated(this,!1),this.offset.some((e=>0!==e))&&this.scene._objectOffsetUpdated(this,!1)),this._isModel&&this.scene._deregisterModel(this),this.glRedraw()}}const Cr=function(){const e=d.vec3(),t=d.vec3(),i=d.vec3(),s=d.vec3(),r=d.vec3(),o=d.vec3(),n=d.vec4(),a=d.vec3(),l=d.vec3(),A=d.vec3(),h=d.vec3(),c=d.vec3(),u=d.vec3(),p=d.vec3(),f=d.vec3(),g=d.vec3(),m=d.vec4(),_=d.vec4(),v=d.vec4(),b=d.vec3(),y=d.vec3(),x=d.vec3(),B=d.vec3(),w=d.vec3(),P=d.vec3(),C=d.vec3(),M=d.vec3(),E=d.vec3(),F=d.vec3(),I=d.vec3();return function(D,S,T,R,L){var U=L.primIndex;if(null!=U&&U>-1){const Q=D.geometry._state,V=D.scene,H=V.camera,j=V.canvas;if("triangles"===Q.primitiveName){L.primitive="triangle";const V=U,G=Q.indices,z=Q.positions;let W,K,X;if(G){var O=G[V+0],k=G[V+1],N=G[V+2];o[0]=O,o[1]=k,o[2]=N,L.indices=o,W=3*O,K=3*k,X=3*N}else W=3*V,K=W+3,X=K+3;if(i[0]=z[W+0],i[1]=z[W+1],i[2]=z[W+2],s[0]=z[K+0],s[1]=z[K+1],s[2]=z[K+2],r[0]=z[X+0],r[1]=z[X+1],r[2]=z[X+2],Q.compressGeometry){const e=Q.positionsDecodeMatrix;e&&(qt.decompressPosition(i,e,i),qt.decompressPosition(s,e,s),qt.decompressPosition(r,e,r))}L.canvasPos?d.canvasPosToLocalRay(j.canvas,D.origin?Y(S,D.origin):S,T,R,D.worldMatrix,L.canvasPos,e,t):L.origin&&L.direction&&d.worldRayToLocalRay(D.worldMatrix,L.origin,L.direction,e,t),d.normalizeVec3(t),d.rayPlaneIntersect(e,t,i,s,r,n),L.localPos=n,L.position=n,m[0]=n[0],m[1]=n[1],m[2]=n[2],m[3]=1,d.transformVec4(D.worldMatrix,m,_),a[0]=_[0],a[1]=_[1],a[2]=_[2],L.canvasPos&&D.origin&&(a[0]+=D.origin[0],a[1]+=D.origin[1],a[2]+=D.origin[2]),L.worldPos=a,d.transformVec4(H.matrix,_,v),l[0]=v[0],l[1]=v[1],l[2]=v[2],L.viewPos=l,d.cartesianToBarycentric(n,i,s,r,A),L.bary=A;const J=Q.normals;if(J){if(Q.compressGeometry){const e=3*O,t=3*k,i=3*N;qt.decompressNormal(J.subarray(e,e+2),h),qt.decompressNormal(J.subarray(t,t+2),c),qt.decompressNormal(J.subarray(i,i+2),u)}else h[0]=J[W],h[1]=J[W+1],h[2]=J[W+2],c[0]=J[K],c[1]=J[K+1],c[2]=J[K+2],u[0]=J[X],u[1]=J[X+1],u[2]=J[X+2];const e=d.addVec3(d.addVec3(d.mulVec3Scalar(h,A[0],b),d.mulVec3Scalar(c,A[1],y),x),d.mulVec3Scalar(u,A[2],B),w);L.worldNormal=d.normalizeVec3(d.transformVec3(D.worldNormalMatrix,e,P))}const Z=Q.uv;if(Z){if(p[0]=Z[2*O],p[1]=Z[2*O+1],f[0]=Z[2*k],f[1]=Z[2*k+1],g[0]=Z[2*N],g[1]=Z[2*N+1],Q.compressGeometry){const e=Q.uvDecodeMatrix;e&&(qt.decompressUV(p,e,p),qt.decompressUV(f,e,f),qt.decompressUV(g,e,g))}L.uv=d.addVec3(d.addVec3(d.mulVec2Scalar(p,A[0],C),d.mulVec2Scalar(f,A[1],M),E),d.mulVec2Scalar(g,A[2],F),I)}}}}}();function Mr(e={}){let t=e.radiusTop||1;t<0&&(console.error("negative radiusTop not allowed - will invert"),t*=-1);let i=e.radiusBottom||1;i<0&&(console.error("negative radiusBottom not allowed - will invert"),i*=-1);let s=e.height||1;s<0&&(console.error("negative height not allowed - will invert"),s*=-1);let r=e.radialSegments||32;r<0&&(console.error("negative radialSegments not allowed - will invert"),r*=-1),r<3&&(r=3);let o=e.heightSegments||1;o<0&&(console.error("negative heightSegments not allowed - will invert"),o*=-1),o<1&&(o=1);const n=!!e.openEnded;let a=e.center;const l=a?a[0]:0,A=a?a[1]:0,h=a?a[2]:0,c=s/2,u=s/o,d=2*Math.PI/r,p=1/r,f=(t-i)/o,g=[],m=[],_=[],v=[];let b,x,B,w,P,C,M,E,F,I,D;const S=(90-180*Math.atan(s/(i-t))/Math.PI)/90;for(b=0;b<=o;b++)for(P=t-b*f,C=c-b*u,x=0;x<=r;x++)B=Math.sin(x*d),w=Math.cos(x*d),m.push(P*B),m.push(S),m.push(P*w),_.push(x*p),_.push(1*b/o),g.push(P*B+l),g.push(C+A),g.push(P*w+h);for(b=0;b<o;b++)for(x=0;x<=r;x++)M=b*(r+1)+x,E=M+r,v.push(M),v.push(E),v.push(E+1),v.push(M),v.push(E+1),v.push(M+1);if(!n&&t>0){for(F=g.length/3,m.push(0),m.push(1),m.push(0),_.push(.5),_.push(.5),g.push(0+l),g.push(c+A),g.push(0+h),x=0;x<=r;x++)B=Math.sin(x*d),w=Math.cos(x*d),I=.5*Math.sin(x*d)+.5,D=.5*Math.cos(x*d)+.5,m.push(t*B),m.push(1),m.push(t*w),_.push(I),_.push(D),g.push(t*B+l),g.push(c+A),g.push(t*w+h);for(x=0;x<r;x++)a=F,M=F+1+x,v.push(M),v.push(M+1),v.push(a)}if(!n&&i>0){for(F=g.length/3,m.push(0),m.push(-1),m.push(0),_.push(.5),_.push(.5),g.push(0+l),g.push(0-c+A),g.push(0+h),x=0;x<=r;x++)B=Math.sin(x*d),w=Math.cos(x*d),I=.5*Math.sin(x*d)+.5,D=.5*Math.cos(x*d)+.5,m.push(i*B),m.push(-1),m.push(i*w),_.push(I),_.push(D),g.push(i*B+l),g.push(0-c+A),g.push(i*w+h);for(x=0;x<r;x++)a=F,M=F+1+x,v.push(a),v.push(M+1),v.push(M)}return y.apply(e,{positions:g,normals:m,uv:_,indices:v})}function Er(e={}){const t=e.lod||1,i=e.center?e.center[0]:0,s=e.center?e.center[1]:0,r=e.center?e.center[2]:0;let o=e.radius||1;o<0&&(console.error("negative radius not allowed - will invert"),o*=-1);let n=e.heightSegments||18;n<0&&(console.error("negative heightSegments not allowed - will invert"),n*=-1),n=Math.floor(t*n),n<18&&(n=18);let a=e.widthSegments||18;a<0&&(console.error("negative widthSegments not allowed - will invert"),a*=-1),a=Math.floor(t*a),a<18&&(a=18);const l=[],A=[],h=[],c=[];let u,d,p,f,g,m,_,v,b,x,B,w,P,C,M;for(u=0;u<=n;u++)for(p=u*Math.PI/n,f=Math.sin(p),g=Math.cos(p),d=0;d<=a;d++)m=2*d*Math.PI/a,_=Math.sin(m),v=Math.cos(m),b=v*f,x=g,B=_*f,w=1-d/a,P=u/n,A.push(b),A.push(x),A.push(B),h.push(w),h.push(P),l.push(i+o*b),l.push(s+o*x),l.push(r+o*B);for(u=0;u<n;u++)for(d=0;d<a;d++)C=u*(a+1)+d,M=C+a+1,c.push(C+1),c.push(M+1),c.push(M),c.push(C+1),c.push(M),c.push(C);return y.apply(e,{positions:l,normals:A,uv:h,indices:c})}const Fr={" 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Ir(e={}){var t=e.origin||[0,0,0],i=t[0],s=t[1],r=t[2],o=e.size||1,n=[],a=[],l=e.text;y.isNumeric(l)&&(l=""+l);for(var A,h,c,u,d,p,f,g,m,_=(l||"").split("\n"),v=0,b=0,x=.04,B=0;B<_.length;B++){A=0,c=(h=_[B]).length;for(var w=0;w<c;w++)if(u=Fr[h.charAt(w)]){d=1,p=-1,f=-1,g=u.points.length;for(var P=0;P<g;P++)-1!==(m=u.points[P])[0]||-1!==m[1]?(n.push(A+m[0]*o*x+i),n.push(b+m[1]*o*x+s),n.push(0+r),-1===p?p=v:(-1===f||(p=f),f=v),v++,d?d=!1:(a.push(p),a.push(f))):d=1;A+=u.width*x*o}b-=35*x*o}return y.apply(e,{primitive:"lines",positions:n,indices:a})}class Dr extends z{constructor(e,t){super("AxisGizmo",e,t=t||{});const i=e.scene.camera;t.canvasId||t.canvasElement||this.error("Config expected: either 'canvasId' or 'canvasElement'");try{this._axisGizmoScene=new bi(e,{canvasId:t.canvasId,canvasElement:t.canvasElement,transparent:!0})}catch(e){return void this.error(e)}const s=this._axisGizmoScene;s.clearLights(),new jt(s,{color:[.45,.45,.5],intensity:.9}),new Ht(s,{dir:[-.5,.5,-.6],color:[.8,.8,.7],intensity:1,space:"view"}),new Ht(s,{dir:[.5,-.5,-.6],color:[.8,.8,.8],intensity:1,space:"view"});const r=s.camera;i.on("matrix",(function(){const e=i.eye,t=i.look,s=i.up,o=d.mulVec3Scalar(d.normalizeVec3(d.subVec3(e,t,[])),22);r.look=[0,0,0],r.eye=o,r.up=s}));const o=new ti(s,Mr({radiusTop:.01,radiusBottom:.6,height:1.7,radialSegments:20,heightSegments:1,openEnded:!1})),n=new ti(s,Mr({radiusTop:.2,radiusBottom:.2,height:4.5,radialSegments:20,heightSegments:1,openEnded:!1})),a=new ni(s,{diffuse:[1,.3,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),l=new ni(s,{emissive:[1,.3,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),A=new ni(s,{diffuse:[.3,1,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),h=new ni(s,{emissive:[.3,1,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),c=new ni(s,{diffuse:[.3,.3,1],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),u=new ni(s,{emissive:[.3,.3,1],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),p=new ni(s,{diffuse:[.5,.5,.5],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2});this._meshes=[new Pr(s,{geometry:new ti(s,Er({radius:9,heightSegments:60,widthSegments:60})),material:new ni(s,{diffuse:[0,0,0],emissive:[.1,.1,.1],ambient:[.1,.1,.2],specular:[0,0,0],alpha:.4,alphaMode:"blend",frontface:"cw"}),pickable:!1,collidable:!1,visible:!1!==t.visible}),new Pr(s,{geometry:new ti(s,Er({radius:1})),material:p,pickable:!1,collidable:!1,visible:!1!==t.visible}),new Pr(s,{geometry:o,material:a,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[5,0,0],rotation:[0,0,-90]}),new Pr(s,{geometry:n,material:a,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[2,0,0],rotation:[0,0,90]}),new Pr(s,{geometry:new ti(s,Ir({text:"X",size:1.5})),material:l,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[7,0,0],billboard:"spherical"}),new Pr(s,{geometry:o,material:A,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,5,0]}),new Pr(s,{geometry:n,material:A,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,2,0]}),new Pr(s,{geometry:new ti(s,Ir({text:"Y",size:1.5})),material:h,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,7,0],billboard:"spherical"}),new Pr(s,{geometry:o,material:c,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,0,5],rotation:[90,0,0]}),new Pr(s,{geometry:n,material:c,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,0,2],rotation:[90,0,0]}),new Pr(s,{geometry:new ti(s,Ir({text:"Z",size:1.5})),material:u,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,0,7],billboard:"spherical"})]}setVisible(e){for(let t=0;t<this._meshes.length;t++)this._meshes[t].visible=e}destroy(){this._axisGizmoCanvas=null,this._axisGizmoScene.destroy(),this._axisGizmoScene=null,super.destroy()}}d.vec3();class Sr extends R{get type(){return"SectionPlane"}constructor(e,t={}){super(e,t),this._state=new vt({active:!0,pos:d.vec3(),dir:d.vec3(),dist:0}),this.active=t.active,this.pos=t.pos,this.dir=t.dir,this.scene._sectionPlaneCreated(this)}set active(e){this._state.active=!1!==e,this.glRedraw(),this.fire("active",this._state.active),this.scene.fire("sectionPlaneUpdated",this)}get active(){return this._state.active}set pos(e){this._state.pos.set(e||[0,0,0]),this._state.dist=-d.dotVec3(this._state.pos,this._state.dir),this.fire("pos",this._state.pos),this.scene.fire("sectionPlaneUpdated",this)}get pos(){return this._state.pos}set dir(e){this._state.dir.set(e||[0,0,-1]),this._state.dist=-d.dotVec3(this._state.pos,this._state.dir),this.glRedraw(),this.fire("dir",this._state.dir),this.scene.fire("sectionPlaneUpdated",this)}get dir(){return this._state.dir}get dist(){return this._state.dist}flipDir(){d.mulVec3Scalar(this._state.dir,-1,this._state.dir),this.dir=this._state.dir}destroy(){this._state.destroy(),this.scene._sectionPlaneDestroyed(this),super.destroy()}}const Tr=d.vec4(4),Rr=d.vec4(),Lr=d.vec4(),Ur=d.vec3([1,0,0]),Or=d.vec3([0,1,0]),kr=d.vec3([0,0,1]),Nr=d.vec3(3),Qr=d.vec3(3),Vr=d.identityMat4();class Hr extends R{constructor(e,t={}){if(super(e,t),this._parentNode=null,this._children=[],this._aabb=null,this._aabbDirty=!0,this.scene._aabbDirty=!0,this._numTriangles=0,this._scale=d.vec3(),this._quaternion=d.identityQuaternion(),this._rotation=d.vec3(),this._position=d.vec3(),this._offset=d.vec3(),this._localMatrix=d.identityMat4(),this._worldMatrix=d.identityMat4(),this._localMatrixDirty=!0,this._worldMatrixDirty=!0,t.matrix?this.matrix=t.matrix:(this.scale=t.scale,this.position=t.position,t.quaternion||(this.rotation=t.rotation)),this._isModel=t.isModel,this._isModel&&this.scene._registerModel(this),this._isObject=t.isObject,this._isObject&&this.scene._registerObject(this),this.origin=t.origin,this.visible=t.visible,this.culled=t.culled,this.pickable=t.pickable,this.clippable=t.clippable,this.collidable=t.collidable,this.castsShadow=t.castsShadow,this.receivesShadow=t.receivesShadow,this.xrayed=t.xrayed,this.highlighted=t.highlighted,this.selected=t.selected,this.edges=t.edges,this.colorize=t.colorize,this.opacity=t.opacity,this.offset=t.offset,t.children){const e=t.children;for(let i=0,s=e.length;i<s;i++)this.addChild(e[i],t.inheritStates)}if(t.parentId){const e=this.scene.components[t.parentId];e?e.isNode?e.addChild(this):this.error("Parent is not a Node: '"+t.parentId+"'"):this.error("Parent not found: '"+t.parentId+"'")}else t.parent&&(t.parent.isNode||this.error("Parent is not a Node"),t.parent.addChild(this))}get isEntity(){return!0}get isModel(){return this._isModel}get isObject(){return this._isObject}get aabb(){return this._aabbDirty&&this._updateAABB(),this._aabb}set origin(e){e?(this._origin||(this._origin=d.vec3()),this._origin.set(e)):this._origin&&(this._origin=null);for(let t=0,i=this._children.length;t<i;t++)this._children[t].origin=e;this.glRedraw()}get origin(){return this._origin}set rtcCenter(e){this.origin=e}get rtcCenter(){return this.origin}get numTriangles(){return this._numTriangles}set visible(e){e=!1!==e,this._visible=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].visible=e;this._isObject&&this.scene._objectVisibilityUpdated(this,e)}get visible(){return this._visible}set xrayed(e){e=!!e,this._xrayed=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].xrayed=e;this._isObject&&this.scene._objectXRayedUpdated(this,e)}get xrayed(){return this._xrayed}set highlighted(e){e=!!e,this._highlighted=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].highlighted=e;this._isObject&&this.scene._objectHighlightedUpdated(this,e)}get highlighted(){return this._highlighted}set selected(e){e=!!e,this._selected=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].selected=e;this._isObject&&this.scene._objectSelectedUpdated(this,e)}get selected(){return this._selected}set edges(e){e=!!e,this._edges=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].edges=e}get edges(){return this._edges}set culled(e){e=!!e,this._culled=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].culled=e}get culled(){return this._culled}set clippable(e){e=!1!==e,this._clippable=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].clippable=e}get clippable(){return this._clippable}set collidable(e){e=!1!==e,this._collidable=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].collidable=e}get collidable(){return this._collidable}set pickable(e){e=!1!==e,this._pickable=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].pickable=e}get pickable(){return this._pickable}set colorize(e){let t=this._colorize;t||(t=this._colorize=new Float32Array(4),t[3]=1),e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1);for(let e=0,i=this._children.length;e<i;e++)this._children[e].colorize=t;if(this._isObject){const t=!!e;this.scene._objectColorizeUpdated(this,t)}}get colorize(){return this._colorize.slice(0,3)}set opacity(e){let t=this._colorize;t||(t=this._colorize=new Float32Array(4),t[0]=1,t[1]=1,t[2]=1),t[3]=null!=e?e:1;for(let t=0,i=this._children.length;t<i;t++)this._children[t].opacity=e;if(this._isObject){const t=null!=e;this.scene._objectOpacityUpdated(this,t)}}get opacity(){return this._colorize[3]}set castsShadow(e){e=!!e,this._castsShadow=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].castsShadow=e}get castsShadow(){return this._castsShadow}set receivesShadow(e){e=!!e,this._receivesShadow=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].receivesShadow=e}get receivesShadow(){return this._receivesShadow}get saoEnabled(){return!1}set offset(e){e?(this._offset[0]=e[0],this._offset[1]=e[1],this._offset[2]=e[2]):(this._offset[0]=0,this._offset[1]=0,this._offset[2]=0);for(let e=0,t=this._children.length;e<t;e++)this._children[e].offset=this._offset;this._isObject&&this.scene._objectOffsetUpdated(this,e)}get offset(){return this._offset}get isNode(){return!0}_setLocalMatrixDirty(){this._localMatrixDirty=!0,this._setWorldMatrixDirty()}_setWorldMatrixDirty(){this._worldMatrixDirty=!0;for(let e=0,t=this._children.length;e<t;e++)this._children[e]._setWorldMatrixDirty()}_buildWorldMatrix(){const e=this.matrix;if(this._parentNode)d.mulMat4(this._parentNode.worldMatrix,e,this._worldMatrix);else for(let t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}_setSubtreeAABBsDirty(e){if(e._aabbDirty=!0,e._children)for(let t=0,i=e._children.length;t<i;t++)this._setSubtreeAABBsDirty(e._children[t])}_setAABBDirty(){if(this._setSubtreeAABBsDirty(this),this.collidable)for(let e=this;e;e=e._parentNode)e._aabbDirty=!0}_updateAABB(){if(this.scene._aabbDirty=!0,this._aabb||(this._aabb=d.AABB3()),this._buildAABB)this._buildAABB(this.worldMatrix,this._aabb);else{let e;d.collapseAABB3(this._aabb);for(let t=0,i=this._children.length;t<i;t++)e=this._children[t],e.collidable&&d.expandAABB3(this._aabb,e.aabb)}this._aabbDirty=!1}addChild(e,t){if(y.isNumeric(e)||y.isString(e)){const t=e;if(!(e=this.scene.component[t]))return void this.warn("Component not found: "+y.inQuotes(t));if(!e.isNode&&!e.isMesh)return void this.error("Not a Node or Mesh: "+t)}else{if(!e.isNode&&!e.isMesh)return void this.error("Not a Node or Mesh: "+e.id);if(e._parentNode){if(e._parentNode.id===this.id)return void this.warn("Already a child: "+e.id);e._parentNode.removeChild(e)}}if(e.id,e.scene.id===this.scene.id)return this._children.push(e),e._parentNode=this,t&&(e.visible=this.visible,e.culled=this.culled,e.xrayed=this.xrayed,e.highlited=this.highlighted,e.selected=this.selected,e.edges=this.edges,e.clippable=this.clippable,e.pickable=this.pickable,e.collidable=this.collidable,e.castsShadow=this.castsShadow,e.receivesShadow=this.receivesShadow,e.colorize=this.colorize,e.opacity=this.opacity,e.offset=this.offset),e._setWorldMatrixDirty(),e._setAABBDirty(),this._numTriangles+=e.numTriangles,e;this.error("Child not in same Scene: "+e.id)}removeChild(e){for(let t=0,i=this._children.length;t<i;t++)if(this._children[t].id===e.id)return e._parentNode=null,this._children=this._children.splice(t,1),e._setWorldMatrixDirty(),e._setAABBDirty(),this._setAABBDirty(),void(this._numTriangles-=e.numTriangles)}removeChildren(){let e;for(let t=0,i=this._children.length;t<i;t++)e=this._children[t],e._parentNode=null,e._setWorldMatrixDirty(),e._setAABBDirty(),this._numTriangles-=e.numTriangles;this._children=[],this._setAABBDirty()}get numChildren(){return this._children.length}get children(){return this._children}set parent(e){if(y.isNumeric(e)||y.isString(e)){const t=e;if(!(e=this.scene.components[t]))return void this.warn("Node not found: "+y.inQuotes(t));if(!e.isNode)return void this.error("Not a Node: "+e.id)}e.scene.id===this.scene.id?this._parentNode&&this._parentNode.id===e.id?this.warn("Already a child of Node: "+e.id):e.addChild(this):this.error("Node not in same Scene: "+e.id)}get parent(){return this._parentNode}set position(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get position(){return this._position}set rotation(e){this._rotation.set(e||[0,0,0]),d.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get rotation(){return this._rotation}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),d.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get quaternion(){return this._quaternion}set scale(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get scale(){return this._scale}set matrix(e){this._localMatrix||(this._localMatrix=d.identityMat4()),this._localMatrix.set(e||Vr),d.decomposeMat4(this._localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._setWorldMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get matrix(){return this._localMatrixDirty&&(this._localMatrix||(this._localMatrix=d.identityMat4()),d.composeMat4(this._position,this._quaternion,this._scale,this._localMatrix),this._localMatrixDirty=!1),this._localMatrix}get worldMatrix(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}rotate(e,t){return Tr[0]=e[0],Tr[1]=e[1],Tr[2]=e[2],Tr[3]=t*d.DEGTORAD,d.angleAxisToQuaternion(Tr,Rr),d.mulQuaternions(this.quaternion,Rr,Lr),this.quaternion=Lr,this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}rotateOnWorldAxis(e,t){return Tr[0]=e[0],Tr[1]=e[1],Tr[2]=e[2],Tr[3]=t*d.DEGTORAD,d.angleAxisToQuaternion(Tr,Rr),d.mulQuaternions(Rr,this.quaternion,Rr),this}rotateX(e){return this.rotate(Ur,e)}rotateY(e){return this.rotate(Or,e)}rotateZ(e){return this.rotate(kr,e)}translate(e,t){return d.vec3ApplyQuaternion(this.quaternion,e,Nr),d.mulVec3Scalar(Nr,t,Qr),d.addVec3(this.position,Qr,this.position),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}translateX(e){return this.translate(Ur,e)}translateY(e){return this.translate(Or,e)}translateZ(e){return this.translate(kr,e)}get type(){return"Node"}destroy(){if(super.destroy(),this._parentNode&&this._parentNode.removeChild(this),this._isObject&&(this.scene._deregisterObject(this),this._visible&&this.scene._objectVisibilityUpdated(this,!1,!1),this._xrayed&&this.scene._objectXRayedUpdated(this,!1,!1),this._selected&&this.scene._objectSelectedUpdated(this,!1,!1),this._highlighted&&this.scene._objectHighlightedUpdated(this,!1,!1),this.scene._objectColorizeUpdated(this,!1),this.scene._objectOpacityUpdated(this,!1),this.offset.some((e=>0!==e))&&this.scene._objectOffsetUpdated(this,!1)),this._isModel&&this.scene._deregisterModel(this),this._children.length){const e=this._children.splice();let t;for(let i=0,s=e.length;i<s;i++)t=e[i],t.destroy()}this._children=[],this._setAABBDirty(),this.scene._aabbDirty=!0}}class jr extends si{get type(){return"LambertMaterial"}constructor(e,t={}){super(e,t),this._state=new vt({type:"LambertMaterial",ambient:d.vec3([1,1,1]),color:d.vec3([1,1,1]),emissive:d.vec3([0,0,0]),alpha:null,alphaMode:0,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:"/lam;"}),this.ambient=t.ambient,this.color=t.color,this.emissive=t.emissive,this.alpha=t.alpha,this.lineWidth=t.lineWidth,this.pointSize=t.pointSize,this.backfaces=t.backfaces,this.frontface=t.frontface}set ambient(e){let t=this._state.ambient;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.ambient=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}get ambient(){return this._state.ambient}set color(e){let t=this._state.color;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.color=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get color(){return this._state.color}set emissive(e){let t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}get emissive(){return this._state.emissive}set alpha(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this._state.alphaMode=e<1?2:0,this.glRedraw())}get alpha(){return this._state.alpha}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set pointSize(e){this._state.pointSize=e||1,this.glRedraw()}get pointSize(){return this._state.pointSize}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set frontface(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}get frontface(){return this._state.frontface?"ccw":"cw"}_getState(){return this._state}destroy(){super.destroy(),this._state.destroy()}}const Gr={opaque:0,mask:1,blend:2},zr=["opaque","mask","blend"];class Wr extends si{get type(){return"MetallicMaterial"}constructor(e,t={}){super(e,t),this._state=new vt({type:"MetallicMaterial",baseColor:d.vec4([1,1,1]),emissive:d.vec4([0,0,0]),metallic:null,roughness:null,specularF0:null,alpha:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),this.baseColor=t.baseColor,this.metallic=t.metallic,this.roughness=t.roughness,this.specularF0=t.specularF0,this.emissive=t.emissive,this.alpha=t.alpha,t.baseColorMap&&(this._baseColorMap=this._checkComponent("Texture",t.baseColorMap)),t.metallicMap&&(this._metallicMap=this._checkComponent("Texture",t.metallicMap)),t.roughnessMap&&(this._roughnessMap=this._checkComponent("Texture",t.roughnessMap)),t.metallicRoughnessMap&&(this._metallicRoughnessMap=this._checkComponent("Texture",t.metallicRoughnessMap)),t.emissiveMap&&(this._emissiveMap=this._checkComponent("Texture",t.emissiveMap)),t.occlusionMap&&(this._occlusionMap=this._checkComponent("Texture",t.occlusionMap)),t.alphaMap&&(this._alphaMap=this._checkComponent("Texture",t.alphaMap)),t.normalMap&&(this._normalMap=this._checkComponent("Texture",t.normalMap)),this.alphaMode=t.alphaMode,this.alphaCutoff=t.alphaCutoff,this.backfaces=t.backfaces,this.frontface=t.frontface,this.lineWidth=t.lineWidth,this.pointSize=t.pointSize,this._makeHash()}_makeHash(){const e=this._state,t=["/met"];this._baseColorMap&&(t.push("/bm"),this._baseColorMap._state.hasMatrix&&t.push("/mat"),t.push("/"+this._baseColorMap._state.encoding)),this._metallicMap&&(t.push("/mm"),this._metallicMap._state.hasMatrix&&t.push("/mat")),this._roughnessMap&&(t.push("/rm"),this._roughnessMap._state.hasMatrix&&t.push("/mat")),this._metallicRoughnessMap&&(t.push("/mrm"),this._metallicRoughnessMap._state.hasMatrix&&t.push("/mat")),this._emissiveMap&&(t.push("/em"),this._emissiveMap._state.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap._state.hasMatrix&&t.push("/mat")),this._alphaMap&&(t.push("/am"),this._alphaMap._state.hasMatrix&&t.push("/mat")),this._normalMap&&(t.push("/nm"),this._normalMap._state.hasMatrix&&t.push("/mat")),t.push(";"),e.hash=t.join("")}set baseColor(e){let t=this._state.baseColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.baseColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get baseColor(){return this._state.baseColor}get baseColorMap(){return this._baseColorMap}set metallic(e){e=null!=e?e:1,this._state.metallic!==e&&(this._state.metallic=e,this.glRedraw())}get metallic(){return this._state.metallic}get metallicMap(){return this._attached.metallicMap}set roughness(e){e=null!=e?e:1,this._state.roughness!==e&&(this._state.roughness=e,this.glRedraw())}get roughness(){return this._state.roughness}get roughnessMap(){return this._attached.roughnessMap}get metallicRoughnessMap(){return this._attached.metallicRoughnessMap}set specularF0(e){e=null!=e?e:0,this._state.specularF0!==e&&(this._state.specularF0=e,this.glRedraw())}get specularF0(){return this._state.specularF0}set emissive(e){let t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}get emissive(){return this._state.emissive}get emissiveMap(){return this._attached.emissiveMap}get occlusionMap(){return this._attached.occlusionMap}set alpha(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}get alpha(){return this._state.alpha}get alphaMap(){return this._attached.alphaMap}get normalMap(){return this._attached.normalMap}set alphaMode(e){let t=Gr[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}get alphaMode(){return zr[this._state.alphaMode]}set alphaCutoff(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}get alphaCutoff(){return this._state.alphaCutoff}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set frontface(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}get frontface(){return this._state.frontface?"ccw":"cw"}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set pointSize(e){this._state.pointSize=e||1,this.glRedraw()}get pointSize(){return this._state.pointSize}destroy(){super.destroy(),this._state.destroy()}}const Kr={opaque:0,mask:1,blend:2},Xr=["opaque","mask","blend"];class Jr extends si{get type(){return"SpecularMaterial"}constructor(e,t={}){super(e,t),this._state=new vt({type:"SpecularMaterial",diffuse:d.vec3([1,1,1]),emissive:d.vec3([0,0,0]),specular:d.vec3([1,1,1]),glossiness:null,specularF0:null,alpha:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),this.diffuse=t.diffuse,this.specular=t.specular,this.glossiness=t.glossiness,this.specularF0=t.specularF0,this.emissive=t.emissive,this.alpha=t.alpha,t.diffuseMap&&(this._diffuseMap=this._checkComponent("Texture",t.diffuseMap)),t.emissiveMap&&(this._emissiveMap=this._checkComponent("Texture",t.emissiveMap)),t.specularMap&&(this._specularMap=this._checkComponent("Texture",t.specularMap)),t.glossinessMap&&(this._glossinessMap=this._checkComponent("Texture",t.glossinessMap)),t.specularGlossinessMap&&(this._specularGlossinessMap=this._checkComponent("Texture",t.specularGlossinessMap)),t.occlusionMap&&(this._occlusionMap=this._checkComponent("Texture",t.occlusionMap)),t.alphaMap&&(this._alphaMap=this._checkComponent("Texture",t.alphaMap)),t.normalMap&&(this._normalMap=this._checkComponent("Texture",t.normalMap)),this.alphaMode=t.alphaMode,this.alphaCutoff=t.alphaCutoff,this.backfaces=t.backfaces,this.frontface=t.frontface,this.lineWidth=t.lineWidth,this.pointSize=t.pointSize,this._makeHash()}_makeHash(){const e=this._state,t=["/spe"];this._diffuseMap&&(t.push("/dm"),this._diffuseMap.hasMatrix&&t.push("/mat"),t.push("/"+this._diffuseMap.encoding)),this._emissiveMap&&(t.push("/em"),this._emissiveMap.hasMatrix&&t.push("/mat")),this._glossinessMap&&(t.push("/gm"),this._glossinessMap.hasMatrix&&t.push("/mat")),this._specularMap&&(t.push("/sm"),this._specularMap.hasMatrix&&t.push("/mat")),this._specularGlossinessMap&&(t.push("/sgm"),this._specularGlossinessMap.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap.hasMatrix&&t.push("/mat")),this._normalMap&&(t.push("/nm"),this._normalMap.hasMatrix&&t.push("/mat")),this._alphaMap&&(t.push("/opm"),this._alphaMap.hasMatrix&&t.push("/mat")),t.push(";"),e.hash=t.join("")}set diffuse(e){let t=this._state.diffuse;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.diffuse=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get diffuse(){return this._state.diffuse}get diffuseMap(){return this._diffuseMap}set specular(e){let t=this._state.specular;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.specular=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get specular(){return this._state.specular}get specularMap(){return this._specularMap}get specularGlossinessMap(){return this._specularGlossinessMap}set glossiness(e){e=null!=e?e:1,this._state.glossiness!==e&&(this._state.glossiness=e,this.glRedraw())}get glossiness(){return this._state.glossiness}get glossinessMap(){return this._glossinessMap}set specularF0(e){e=null!=e?e:0,this._state.specularF0!==e&&(this._state.specularF0=e,this.glRedraw())}get specularF0(){return this._state.specularF0}set emissive(e){let t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}get emissive(){return this._state.emissive}get emissiveMap(){return this._emissiveMap}set alpha(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}get alpha(){return this._state.alpha}get alphaMap(){return this._alphaMap}get normalMap(){return this._normalMap}get occlusionMap(){return this._occlusionMap}set alphaMode(e){let t=Kr[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}get alphaMode(){return Xr[this._state.alphaMode]}set alphaCutoff(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}get alphaCutoff(){return this._state.alphaCutoff}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set frontface(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}get frontface(){return this._state.frontface?"ccw":"cw"}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set pointSize(e){this._state.pointSize=e||1,this.glRedraw()}get pointSize(){return this._state.pointSize}destroy(){super.destroy(),this._state.destroy()}}function Yr(e,t,i=null){let s;const r=t;if(1009===r)return e.UNSIGNED_BYTE;if(1017===r)return e.UNSIGNED_SHORT_4_4_4_4;if(1018===r)return e.UNSIGNED_SHORT_5_5_5_1;if(1010===r)return e.BYTE;if(1011===r)return e.SHORT;if(1012===r)return e.UNSIGNED_SHORT;if(1013===r)return e.INT;if(1014===r)return e.UNSIGNED_INT;if(1015===r)return e.FLOAT;if(1016===r)return e.HALF_FLOAT;if(1021===r)return e.ALPHA;if(1023===r)return e.RGBA;if(1024===r)return e.LUMINANCE;if(1025===r)return e.LUMINANCE_ALPHA;if(1026===r)return e.DEPTH_COMPONENT;if(1027===r)return e.DEPTH_STENCIL;if(1028===r)return e.RED;if(1022===r)return e.RGBA;if(1029===r)return e.RED_INTEGER;if(1030===r)return e.RG;if(1031===r)return e.RG_INTEGER;if(1033===r)return e.RGBA_INTEGER;if(33776===r||33777===r||33778===r||33779===r)if(3001===i){const t=ft(e,"WEBGL_compressed_texture_s3tc_srgb");if(null===t)return null;if(33776===r)return t.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(33777===r)return t.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(33778===r)return t.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(33779===r)return t.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else{if(s=ft(e,"WEBGL_compressed_texture_s3tc"),null===s)return null;if(33776===r)return s.COMPRESSED_RGB_S3TC_DXT1_EXT;if(33777===r)return s.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(33778===r)return s.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(33779===r)return s.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(35840===r||35841===r||35842===r||35843===r){const t=ft(e,"WEBGL_compressed_texture_pvrtc");if(null===t)return null;if(35840===r)return t.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(35841===r)return t.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(35842===r)return t.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(35843===r)return t.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(36196===r){const t=ft(e,"WEBGL_compressed_texture_etc1");return null!==t?t.COMPRESSED_RGB_ETC1_WEBGL:null}if(37492===r||37496===r){const t=ft(e,"WEBGL_compressed_texture_etc");if(null===t)return null;if(37492===r)return 3001===i?t.COMPRESSED_SRGB8_ETC2:t.COMPRESSED_RGB8_ETC2;if(37496===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:t.COMPRESSED_RGBA8_ETC2_EAC}if(37808===r||37809===r||37810===r||37811===r||37812===r||37813===r||37814===r||37815===r||37816===r||37817===r||37818===r||37819===r||37820===r||37821===r){const t=ft(e,"WEBGL_compressed_texture_astc");if(null===t)return null;if(37808===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:t.COMPRESSED_RGBA_ASTC_4x4_KHR;if(37809===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:t.COMPRESSED_RGBA_ASTC_5x4_KHR;if(37810===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:t.COMPRESSED_RGBA_ASTC_5x5_KHR;if(37811===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:t.COMPRESSED_RGBA_ASTC_6x5_KHR;if(37812===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:t.COMPRESSED_RGBA_ASTC_6x6_KHR;if(37813===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:t.COMPRESSED_RGBA_ASTC_8x5_KHR;if(37814===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:t.COMPRESSED_RGBA_ASTC_8x6_KHR;if(37815===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:t.COMPRESSED_RGBA_ASTC_8x8_KHR;if(37816===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:t.COMPRESSED_RGBA_ASTC_10x5_KHR;if(37817===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:t.COMPRESSED_RGBA_ASTC_10x6_KHR;if(37818===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:t.COMPRESSED_RGBA_ASTC_10x8_KHR;if(37819===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:t.COMPRESSED_RGBA_ASTC_10x10_KHR;if(37820===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:t.COMPRESSED_RGBA_ASTC_12x10_KHR;if(37821===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:t.COMPRESSED_RGBA_ASTC_12x12_KHR}if(36492===r){const t=ft(e,"EXT_texture_compression_bptc");if(null===t)return null;if(36492===r)return 3001===i?t.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:t.COMPRESSED_RGBA_BPTC_UNORM_EXT}return 1020===r?e.UNSIGNED_INT_24_8:1e3===r?e.REPEAT:1001===r?e.CLAMP_TO_EDGE:1004===r||1005===r?e.NEAREST_MIPMAP_LINEAR:1007===r?e.LINEAR_MIPMAP_NEAREST:1008===r?e.LINEAR_MIPMAP_LINEAR:1003===r?e.NEAREST:1006===r?e.LINEAR:null}const Zr=new Uint8Array([0,0,0,1]);class qr{constructor({gl:e,target:t,format:i,type:s,wrapS:r,wrapT:o,wrapR:n,encoding:a,preloadColor:l,premultiplyAlpha:A,flipY:h}){this.gl=e,this.target=t||e.TEXTURE_2D,this.format=i||1023,this.type=s||1009,this.internalFormat=null,this.premultiplyAlpha=!!A,this.flipY=!!h,this.unpackAlignment=4,this.wrapS=r||1e3,this.wrapT=o||1e3,this.wrapR=n||1e3,this.encoding=a||3001,this.texture=e.createTexture(),l&&this.setPreloadColor(l),this.allocated=!0}setPreloadColor(e){e?(Zr[0]=Math.floor(255*e[0]),Zr[1]=Math.floor(255*e[1]),Zr[2]=Math.floor(255*e[2]),Zr[3]=Math.floor(255*(void 0!==e[3]?e[3]:1))):(Zr[0]=0,Zr[1]=0,Zr[2]=0,Zr[3]=255);const t=this.gl;if(t.bindTexture(this.target,this.texture),this.target===t.TEXTURE_CUBE_MAP){const e=[t.TEXTURE_CUBE_MAP_POSITIVE_X,t.TEXTURE_CUBE_MAP_NEGATIVE_X,t.TEXTURE_CUBE_MAP_POSITIVE_Y,t.TEXTURE_CUBE_MAP_NEGATIVE_Y,t.TEXTURE_CUBE_MAP_POSITIVE_Z,t.TEXTURE_CUBE_MAP_NEGATIVE_Z];for(let i=0,s=e.length;i<s;i++)t.texImage2D(e[i],0,t.RGBA,1,1,0,t.RGBA,t.UNSIGNED_BYTE,Zr)}else t.texImage2D(this.target,0,t.RGBA,1,1,0,t.RGBA,t.UNSIGNED_BYTE,Zr);t.bindTexture(this.target,null)}setTarget(e){this.target=e||this.gl.TEXTURE_2D}setImage(e,t={}){const i=this.gl;void 0!==t.format&&(this.format=t.format),void 0!==t.internalFormat&&(this.internalFormat=t.internalFormat),void 0!==t.encoding&&(this.encoding=t.encoding),void 0!==t.type&&(this.type=t.type),void 0!==t.flipY&&(this.flipY=t.flipY),void 0!==t.premultiplyAlpha&&(this.premultiplyAlpha=t.premultiplyAlpha),void 0!==t.unpackAlignment&&(this.unpackAlignment=t.unpackAlignment),void 0!==t.minFilter&&(this.minFilter=t.minFilter),void 0!==t.magFilter&&(this.magFilter=t.magFilter),void 0!==t.wrapS&&(this.wrapS=t.wrapS),void 0!==t.wrapT&&(this.wrapT=t.wrapT),void 0!==t.wrapR&&(this.wrapR=t.wrapR);let s=!1;i.bindTexture(this.target,this.texture);const r=i.getParameter(i.UNPACK_FLIP_Y_WEBGL);i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,this.flipY);const o=i.getParameter(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL);i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this.premultiplyAlpha);const n=i.getParameter(i.UNPACK_ALIGNMENT);i.pixelStorei(i.UNPACK_ALIGNMENT,this.unpackAlignment);const a=i.getParameter(i.UNPACK_COLORSPACE_CONVERSION_WEBGL);i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,i.NONE);const l=Yr(i,this.minFilter);i.texParameteri(this.target,i.TEXTURE_MIN_FILTER,l),l!==i.NEAREST_MIPMAP_NEAREST&&l!==i.LINEAR_MIPMAP_NEAREST&&l!==i.NEAREST_MIPMAP_LINEAR&&l!==i.LINEAR_MIPMAP_LINEAR||(s=!0);const A=Yr(i,this.magFilter);A&&i.texParameteri(this.target,i.TEXTURE_MAG_FILTER,A);const h=Yr(i,this.wrapS);h&&i.texParameteri(this.target,i.TEXTURE_WRAP_S,h);const c=Yr(i,this.wrapT);c&&i.texParameteri(this.target,i.TEXTURE_WRAP_T,c);const u=Yr(i,this.format,this.encoding),d=Yr(i,this.type),p=$r(i,this.internalFormat,u,d,this.encoding,!1);if(this.target===i.TEXTURE_CUBE_MAP){if(y.isArray(e)){const t=e,s=[i.TEXTURE_CUBE_MAP_POSITIVE_X,i.TEXTURE_CUBE_MAP_NEGATIVE_X,i.TEXTURE_CUBE_MAP_POSITIVE_Y,i.TEXTURE_CUBE_MAP_NEGATIVE_Y,i.TEXTURE_CUBE_MAP_POSITIVE_Z,i.TEXTURE_CUBE_MAP_NEGATIVE_Z];for(let e=0,r=s.length;e<r;e++)i.texImage2D(s[e],0,p,u,d,t[e])}}else i.texImage2D(i.TEXTURE_2D,0,p,u,d,e);s&&i.generateMipmap(this.target),i.bindTexture(this.target,null),i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,r),i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,o),i.pixelStorei(i.UNPACK_ALIGNMENT,n),i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,a)}setCompressedData({mipmaps:e,props:t={}}){const i=this.gl,s=e.length;void 0!==t.format&&(this.format=t.format),void 0!==t.internalFormat&&(this.internalFormat=t.internalFormat),void 0!==t.encoding&&(this.encoding=t.encoding),void 0!==t.type&&(this.type=t.type),void 0!==t.flipY&&(this.flipY=t.flipY),void 0!==t.premultiplyAlpha&&(this.premultiplyAlpha=t.premultiplyAlpha),void 0!==t.unpackAlignment&&(this.unpackAlignment=t.unpackAlignment),void 0!==t.minFilter&&(this.minFilter=t.minFilter),void 0!==t.magFilter&&(this.magFilter=t.magFilter),void 0!==t.wrapS&&(this.wrapS=t.wrapS),void 0!==t.wrapT&&(this.wrapT=t.wrapT),void 0!==t.wrapR&&(this.wrapR=t.wrapR),i.activeTexture(i.TEXTURE0+0),i.bindTexture(this.target,this.texture);let r=e.length>1;i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,this.flipY),i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this.premultiplyAlpha),i.pixelStorei(i.UNPACK_ALIGNMENT,this.unpackAlignment),i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,i.NONE);const o=Yr(i,this.wrapS);o&&i.texParameteri(this.target,i.TEXTURE_WRAP_S,o);const n=Yr(i,this.wrapT);if(n&&i.texParameteri(this.target,i.TEXTURE_WRAP_T,n),this.type===i.TEXTURE_3D||this.type===i.TEXTURE_2D_ARRAY){const e=Yr(i,this.wrapR);e&&i.texParameteri(this.target,i.TEXTURE_WRAP_R,e),i.texParameteri(this.type,i.TEXTURE_WRAP_R,e)}r?(i.texParameteri(this.target,i.TEXTURE_MIN_FILTER,eo(i,this.minFilter)),i.texParameteri(this.target,i.TEXTURE_MAG_FILTER,eo(i,this.magFilter))):(i.texParameteri(this.target,i.TEXTURE_MIN_FILTER,Yr(i,this.minFilter)),i.texParameteri(this.target,i.TEXTURE_MAG_FILTER,Yr(i,this.magFilter)));const a=Yr(i,this.format,this.encoding),l=Yr(i,this.type),A=$r(i,this.internalFormat,a,l,this.encoding,!1);i.texStorage2D(i.TEXTURE_2D,s,A,e[0].width,e[0].height);for(let t=0,s=e.length;t<s;t++){const s=e[t];1023!==this.format?null!==a?i.compressedTexSubImage2D(i.TEXTURE_2D,t,0,0,s.width,s.height,a,s.data):console.warn("Attempt to load unsupported compressed texture format in .setCompressedData()"):i.texSubImage2D(i.TEXTURE_2D,t,0,0,s.width,s.height,a,l,s.data)}i.bindTexture(this.target,null)}setProps(e){const t=this.gl;t.bindTexture(this.target,this.texture),this._uploadProps(e),t.bindTexture(this.target,null)}_uploadProps(e){const t=this.gl;if(void 0!==e.format&&(this.format=e.format),void 0!==e.internalFormat&&(this.internalFormat=e.internalFormat),void 0!==e.encoding&&(this.encoding=e.encoding),void 0!==e.type&&(this.type=e.type),void 0!==e.minFilter){const i=Yr(t,e.minFilter);i&&(this.minFilter=e.minFilter,t.texParameteri(this.target,t.TEXTURE_MIN_FILTER,i),i!==t.NEAREST_MIPMAP_NEAREST&&i!==t.LINEAR_MIPMAP_NEAREST&&i!==t.NEAREST_MIPMAP_LINEAR&&i!==t.LINEAR_MIPMAP_LINEAR||t.generateMipmap(this.target))}if(void 0!==e.magFilter){const i=Yr(t,e.magFilter);i&&(this.magFilter=e.magFilter,t.texParameteri(this.target,t.TEXTURE_MAG_FILTER,i))}if(void 0!==e.wrapS){const i=Yr(t,e.wrapS);i&&(this.wrapS=e.wrapS,t.texParameteri(this.target,t.TEXTURE_WRAP_S,i))}if(void 0!==e.wrapT){const i=Yr(t,e.wrapT);i&&(this.wrapT=e.wrapT,t.texParameteri(this.target,t.TEXTURE_WRAP_T,i))}}bind(e){if(this.allocated){if(this.texture){const t=this.gl;return t.activeTexture(t["TEXTURE"+e]),t.bindTexture(this.target,this.texture),!0}return!1}}unbind(e){if(this.allocated&&this.texture){const t=this.gl;t.activeTexture(t["TEXTURE"+e]),t.bindTexture(this.target,null)}}destroy(){this.allocated&&this.texture&&(this.gl.deleteTexture(this.texture),this.texture=null)}}function $r(e,t,i,s,r,o=!1){if(null!==t){if(void 0!==e[t])return e[t];console.warn("Attempt to use non-existing WebGL internal format '"+t+"'")}let n=i;return i===e.RED&&(s===e.FLOAT&&(n=e.R32F),s===e.HALF_FLOAT&&(n=e.R16F),s===e.UNSIGNED_BYTE&&(n=e.R8)),i===e.RG&&(s===e.FLOAT&&(n=e.RG32F),s===e.HALF_FLOAT&&(n=e.RG16F),s===e.UNSIGNED_BYTE&&(n=e.RG8)),i===e.RGBA&&(s===e.FLOAT&&(n=e.RGBA32F),s===e.HALF_FLOAT&&(n=e.RGBA16F),s===e.UNSIGNED_BYTE&&(n=3001===r&&!1===o?e.SRGB8_ALPHA8:e.RGBA8),s===e.UNSIGNED_SHORT_4_4_4_4&&(n=e.RGBA4),s===e.UNSIGNED_SHORT_5_5_5_1&&(n=e.RGB5_A1)),n!==e.R16F&&n!==e.R32F&&n!==e.RG16F&&n!==e.RG32F&&n!==e.RGBA16F&&n!==e.RGBA32F||ft(e,"EXT_color_buffer_float"),n}function eo(e,t){return 1003===t||1004===t||1005===t?e.NEAREST:e.LINEAR}function to(e){if(!io(e.width)||!io(e.height)){const t=document.createElement("canvas");t.width=so(e.width),t.height=so(e.height);t.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t.width,t.height),e=t}return e}function io(e){return 0==(e&e-1)}function so(e){--e;for(let t=1;t<32;t<<=1)e|=e>>t;return e+1}class ro extends R{get type(){return"Texture"}constructor(e,t={}){super(e,t),this._state=new vt({texture:new qr({gl:this.scene.canvas.gl}),matrix:d.identityMat4(),hasMatrix:t.translate&&(0!==t.translate[0]||0!==t.translate[1])||!!t.rotate||t.scale&&(0!==t.scale[0]||0!==t.scale[1]),minFilter:this._checkMinFilter(t.minFilter),magFilter:this._checkMagFilter(t.magFilter),wrapS:this._checkWrapS(t.wrapS),wrapT:this._checkWrapT(t.wrapT),flipY:this._checkFlipY(t.flipY),encoding:this._checkEncoding(t.encoding)}),this._src=null,this._image=null,this._translate=d.vec2([0,0]),this._scale=d.vec2([1,1]),this._rotate=d.vec2([0,0]),this._matrixDirty=!1,this.translate=t.translate,this.scale=t.scale,this.rotate=t.rotate,t.src?this.src=t.src:t.image&&(this.image=t.image),m.memory.textures++}_checkMinFilter(e){return 1006!==(e=e||1008)&&1007!==e&&1008!==e&&1005!==e&&1004!==e&&(this.error("Unsupported value for 'minFilter' - supported values are LinearFilter, LinearMipMapNearestFilter, NearestMipMapNearestFilter, NearestMipMapLinearFilter and LinearMipMapLinearFilter. Defaulting to LinearMipMapLinearFilter."),e=1008),e}_checkMagFilter(e){return 1006!==(e=e||1006)&&1003!==e&&(this.error("Unsupported value for 'magFilter' - supported values are LinearFilter and NearestFilter. Defaulting to LinearFilter."),e=1006),e}_checkWrapS(e){return 1001!==(e=e||1e3)&&1002!==e&&1e3!==e&&(this.error("Unsupported value for 'wrapS' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),e=1e3),e}_checkWrapT(e){return 1001!==(e=e||1e3)&&1002!==e&&1e3!==e&&(this.error("Unsupported value for 'wrapT' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),e=1e3),e}_checkFlipY(e){return!!e}_checkEncoding(e){return 3e3!==(e=e||3e3)&&3001!==e&&(this.error("Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),e=3e3),e}_webglContextRestored(){this._state.texture=new qr({gl:this.scene.canvas.gl}),this._image?this.image=this._image:this._src&&(this.src=this._src)}_update(){const e=this._state;if(this._matrixDirty){let t,i;0===this._translate[0]&&0===this._translate[1]||(t=d.translationMat4v([this._translate[0],this._translate[1],0],this._state.matrix)),1===this._scale[0]&&1===this._scale[1]||(i=d.scalingMat4v([this._scale[0],this._scale[1],1]),t=t?d.mulMat4(t,i):i),0!==this._rotate&&(i=d.rotationMat4v(.0174532925*this._rotate,[0,0,1]),t=t?d.mulMat4(t,i):i),t&&(e.matrix=t),this._matrixDirty=!1}this.glRedraw()}set image(e){this._image=to(e),this._image.crossOrigin="Anonymous",this._state.texture.setImage(this._image,this._state),this._src=null,this.glRedraw()}get image(){return this._image}set src(e){this.scene.loading++,this.scene.canvas.spinner.processes++;const t=this;let i=new Image;i.onload=function(){i=to(i),t._state.texture.setImage(i,t._state),t.scene.loading--,t.glRedraw(),t.scene.canvas.spinner.processes--},i.src=e,this._src=e,this._image=null}get src(){return this._src}set translate(e){this._translate.set(e||[0,0]),this._matrixDirty=!0,this._needUpdate()}get translate(){return this._translate}set scale(e){this._scale.set(e||[1,1]),this._matrixDirty=!0,this._needUpdate()}get scale(){return this._scale}set rotate(e){e=e||0,this._rotate!==e&&(this._rotate=e,this._matrixDirty=!0,this._needUpdate())}get rotate(){return this._rotate}get minFilter(){return this._state.minFilter}get magFilter(){return this._state.magFilter}get wrapS(){return this._state.wrapS}get wrapT(){return this._state.wrapT}get flipY(){return this._state.flipY}get encoding(){return this._state.encoding}destroy(){super.destroy(),this._state.texture&&this._state.texture.destroy(),this._state.destroy(),m.memory.textures--}}class oo extends R{get type(){return"Fresnel"}constructor(e,t={}){super(e,t),this._state=new vt({edgeColor:d.vec3([0,0,0]),centerColor:d.vec3([1,1,1]),edgeBias:0,centerBias:1,power:1}),this.edgeColor=t.edgeColor,this.centerColor=t.centerColor,this.edgeBias=t.edgeBias,this.centerBias=t.centerBias,this.power=t.power}set edgeColor(e){this._state.edgeColor.set(e||[0,0,0]),this.glRedraw()}get edgeColor(){return this._state.edgeColor}set centerColor(e){this._state.centerColor.set(e||[1,1,1]),this.glRedraw()}get centerColor(){return this._state.centerColor}set edgeBias(e){this._state.edgeBias=e||0,this.glRedraw()}get edgeBias(){return this._state.edgeBias}set centerBias(e){this._state.centerBias=null!=e?e:1,this.glRedraw()}get centerBias(){return this._state.centerBias}set power(e){this._state.power=null!=e?e:1,this.glRedraw()}get power(){return this._state.power}destroy(){super.destroy(),this._state.destroy()}}const no=m.memory,ao=d.AABB3();class lo extends Gt{get type(){return"VBOGeometry"}get isVBOGeometry(){return!0}constructor(e,t={}){super(e,t),this._state=new vt({compressGeometry:!0,primitive:null,primitiveName:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,positionsBuf:null,normalsBuf:null,colorsbuf:null,uvBuf:null,indicesBuf:null,hash:""}),this._numTriangles=0,this._edgeThreshold=t.edgeThreshold||10,this._aabb=null,this._obb=d.OBB3();const i=this._state,s=this.scene.canvas.gl;switch(t.primitive=t.primitive||"triangles",t.primitive){case"points":i.primitive=s.POINTS,i.primitiveName=t.primitive;break;case"lines":i.primitive=s.LINES,i.primitiveName=t.primitive;break;case"line-loop":i.primitive=s.LINE_LOOP,i.primitiveName=t.primitive;break;case"line-strip":i.primitive=s.LINE_STRIP,i.primitiveName=t.primitive;break;case"triangles":i.primitive=s.TRIANGLES,i.primitiveName=t.primitive;break;case"triangle-strip":i.primitive=s.TRIANGLE_STRIP,i.primitiveName=t.primitive;break;case"triangle-fan":i.primitive=s.TRIANGLE_FAN,i.primitiveName=t.primitive;break;default:this.error("Unsupported value for 'primitive': '"+t.primitive+"' - supported values are 'points', 'lines', 'line-loop', 'line-strip', 'triangles', 'triangle-strip' and 'triangle-fan'. Defaulting to 'triangles'."),i.primitive=s.TRIANGLES,i.primitiveName=t.primitive}if(t.positions)if(t.indices){var r;if(t.positionsDecodeMatrix);else{const e=qt.getPositionsBounds(t.positions),o=qt.compressPositions(t.positions,e.min,e.max);r=o.quantized,i.positionsDecodeMatrix=o.decodeMatrix,i.positionsBuf=new $e(s,s.ARRAY_BUFFER,r,r.length,3,s.STATIC_DRAW),no.positions+=i.positionsBuf.numItems,d.positions3ToAABB3(t.positions,this._aabb),d.positions3ToAABB3(r,ao,i.positionsDecodeMatrix),d.AABB3ToOBB3(ao,this._obb)}if(t.colors){const e=t.colors.constructor===Float32Array?t.colors:new Float32Array(t.colors);i.colorsBuf=new $e(s,s.ARRAY_BUFFER,e,e.length,4,s.STATIC_DRAW),no.colors+=i.colorsBuf.numItems}if(t.uv){const e=qt.getUVBounds(t.uv),r=qt.compressUVs(t.uv,e.min,e.max),o=r.quantized;i.uvDecodeMatrix=r.decodeMatrix,i.uvBuf=new $e(s,s.ARRAY_BUFFER,o,o.length,2,s.STATIC_DRAW),no.uvs+=i.uvBuf.numItems}if(t.normals){const e=qt.compressNormals(t.normals);let r=i.compressGeometry;i.normalsBuf=new $e(s,s.ARRAY_BUFFER,e,e.length,3,s.STATIC_DRAW,r),no.normals+=i.normalsBuf.numItems}{const e=t.indices.constructor===Uint32Array||t.indices.constructor===Uint16Array?t.indices:new Uint32Array(t.indices);i.indicesBuf=new $e(s,s.ELEMENT_ARRAY_BUFFER,e,e.length,1,s.STATIC_DRAW),no.indices+=i.indicesBuf.numItems;const o=zt(r,e,i.positionsDecodeMatrix,this._edgeThreshold);this._edgeIndicesBuf=new $e(s,s.ELEMENT_ARRAY_BUFFER,o,o.length,1,s.STATIC_DRAW),"triangles"===this._state.primitiveName&&(this._numTriangles=t.indices.length/3)}this._buildHash(),no.meshes++}else this.error("Config expected: indices");else this.error("Config expected: positions")}_buildHash(){const e=this._state,t=["/g"];t.push("/"+e.primitive+";"),e.positionsBuf&&t.push("p"),e.colorsBuf&&t.push("c"),(e.normalsBuf||e.autoVertexNormals)&&t.push("n"),e.uvBuf&&t.push("u"),t.push("cp"),t.push(";"),e.hash=t.join("")}_getEdgeIndices(){return this._edgeIndicesBuf}get primitive(){return this._state.primitiveName}get aabb(){return this._aabb}get obb(){return this._obb}get numTriangles(){return this._numTriangles}_getState(){return this._state}destroy(){super.destroy();const e=this._state;e.indicesBuf&&e.indicesBuf.destroy(),e.positionsBuf&&e.positionsBuf.destroy(),e.normalsBuf&&e.normalsBuf.destroy(),e.uvBuf&&e.uvBuf.destroy(),e.colorsBuf&&e.colorsBuf.destroy(),this._edgeIndicesBuf&&this._edgeIndicesBuf.destroy(),e.destroy(),no.meshes--}}var Ao={};function ho(e,t={}){return new Promise((function(i,s){t.src||(console.error("load3DSGeometry: Parameter expected: src"),s());var r=e.canvas.spinner;r.processes++,y.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("load3DSGeometry: no data loaded"),r.processes--,s());var o=Ao.parse.from3DS(e).edit.objects[0].mesh,n=o.vertices,a=o.uvt,l=o.indices;r.processes--,i(y.apply(t,{primitive:"triangles",positions:n,normals:null,uv:a,indices:l}))}),(function(e){console.error("load3DSGeometry: "+e),r.processes--,s()}))}))}function co(e,t={}){return new Promise((function(i,s){t.src||(console.error("loadOBJGeometry: Parameter expected: src"),s());var r=e.canvas.spinner;r.processes++,y.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("loadOBJGeometry: no data loaded"),r.processes--,s());for(var o=Ao.parse.fromOBJ(e),n=Ao.edit.unwrap(o.i_verts,o.c_verts,3),a=Ao.edit.unwrap(o.i_norms,o.c_norms,3),l=Ao.edit.unwrap(o.i_uvt,o.c_uvt,2),A=new Int32Array(o.i_verts.length),h=0;h<o.i_verts.length;h++)A[h]=h;r.processes--,i(y.apply(t,{primitive:"triangles",positions:n,normals:a.length>0?a:null,autoNormals:0===a.length,uv:l,indices:A}))}),(function(e){console.error("loadOBJGeometry: "+e),r.processes--,s()}))}))}function uo(e={}){let t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);let i=e.ySize||1;i<0&&(console.error("negative ySize not allowed - will invert"),i*=-1);let s=e.zSize||1;s<0&&(console.error("negative zSize not allowed - will invert"),s*=-1);const r=e.center,o=r?r[0]:0,n=r?r[1]:0,a=r?r[2]:0,l=-t+o,A=-i+n,h=-s+a,c=t+o,u=i+n,d=s+a;return y.apply(e,{primitive:"lines",positions:[l,A,h,l,A,d,l,u,h,l,u,d,c,A,h,c,A,d,c,u,h,c,u,d],indices:[0,1,1,3,3,2,2,0,4,5,5,7,7,6,6,4,0,4,1,5,2,6,3,7]})}function po(e={}){return uo({id:e.id,center:[(e.aabb[0]+e.aabb[3])/2,(e.aabb[1]+e.aabb[4])/2,(e.aabb[2]+e.aabb[5])/2],xSize:Math.abs(e.aabb[3]-e.aabb[0])/2,ySize:Math.abs(e.aabb[4]-e.aabb[1])/2,zSize:Math.abs(e.aabb[5]-e.aabb[2])/2})}function fo(e={}){let t=e.size||1;t<0&&(console.error("negative size not allowed - will invert"),t*=-1);let i=e.divisions||1;i<0&&(console.error("negative divisions not allowed - will invert"),i*=-1),i<1&&(i=1),t=t||10,i=i||10;const s=t/i,r=t/2,o=[],n=[];let a=0;for(let e=0,t=-r;e<=i;e++,t+=s)o.push(-r),o.push(0),o.push(t),o.push(r),o.push(0),o.push(t),o.push(t),o.push(0),o.push(-r),o.push(t),o.push(0),o.push(r),n.push(a++),n.push(a++),n.push(a++),n.push(a++);return y.apply(e,{primitive:"lines",positions:o,indices:n})}function go(e={}){let t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);let i=e.zSize||1;i<0&&(console.error("negative zSize not allowed - will invert"),i*=-1);let s=e.xSegments||1;s<0&&(console.error("negative xSegments not allowed - will invert"),s*=-1),s<1&&(s=1);let r=e.xSegments||1;r<0&&(console.error("negative zSegments not allowed - will invert"),r*=-1),r<1&&(r=1);const o=e.center,n=o?o[0]:0,a=o?o[1]:0,l=o?o[2]:0,A=t/2,h=i/2,c=Math.floor(s)||1,u=Math.floor(r)||1,d=c+1,p=u+1,f=t/c,g=i/u,m=new Float32Array(d*p*3),_=new Float32Array(d*p*3),v=new Float32Array(d*p*2);let b,x,B,w,P,C,M,E=0,F=0;for(b=0;b<p;b++){const e=b*g-h;for(x=0;x<d;x++)B=x*f-A,m[E]=B+n,m[E+1]=a,m[E+2]=-e+l,_[E+2]=-1,v[F]=x/c,v[F+1]=(u-b)/u,E+=3,F+=2}E=0;const I=new(m.length/3>65535?Uint32Array:Uint16Array)(c*u*6);for(b=0;b<u;b++)for(x=0;x<c;x++)w=x+d*b,P=x+d*(b+1),C=x+1+d*(b+1),M=x+1+d*b,I[E]=M,I[E+1]=P,I[E+2]=w,I[E+3]=M,I[E+4]=C,I[E+5]=P,E+=6;return y.apply(e,{positions:m,normals:_,uv:v,indices:I})}function mo(e={}){let t=e.radius||1;t<0&&(console.error("negative radius not allowed - will invert"),t*=-1),t*=.5;let i=e.tube||.3;i<0&&(console.error("negative tube not allowed - will invert"),i*=-1);let s=e.radialSegments||32;s<0&&(console.error("negative radialSegments not allowed - will invert"),s*=-1),s<4&&(s=4);let r=e.tubeSegments||24;r<0&&(console.error("negative tubeSegments not allowed - will invert"),r*=-1),r<4&&(r=4);let o=e.arc||2*Math.PI;o<0&&(console.warn("negative arc not allowed - will invert"),o*=-1),o>360&&(o=360);const n=e.center;let a=n?n[0]:0,l=n?n[1]:0;const A=n?n[2]:0,h=[],c=[],u=[],p=[];let 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i.id=Ao.bin.ril(e,0),i.verS=Ao.bin.ril(e,4),i.texS=Ao.bin.ril(e,8),i.indS=Ao.bin.ril(e,12),i.verO=Ao.bin.ril(e,16),i.verL=Ao.bin.ril(e,20),i.texO=Ao.bin.ril(e,24),i.texL=Ao.bin.ril(e,28),i.indO=Ao.bin.ril(e,32),i.indL=Ao.bin.ril(e,36),0!=i.verO&&(t.vertices=Ao.parse.fromBIV._readFloats(e,i.verO,i.verL)),0!=i.texO&&(t.uvt=Ao.parse.fromBIV._readFloats(e,i.texO,i.texL)),0!=i.indO&&(t.indices=Ao.parse.fromBIV._readInts(e,i.indO,i.indL,i.indS)),t},Ao.parse.toBIV=function(e){for(var t=0,i=0;i<e.indices.length;i++)t=Math.max(t,e.indices[i]);var s=32;t<=65535&&(s=16);var r=40;e.vertices&&(r+=4*e.vertices.length),e.uvt&&(r+=4*e.uvt.length),e.indices&&(r+=e.indices.length*s/8);var o=new Uint8Array(r);Ao.bin.wil(o,0,1769365870),Ao.bin.wil(o,4,32),Ao.bin.wil(o,8,32),Ao.bin.wil(o,12,s);var n=40;return e.vertices&&(Ao.bin.wil(o,16,n),Ao.bin.wil(o,20,4*e.vertices.length),Ao.parse.fromBIV._writeFloats(o,n,e.vertices),n+=4*e.vertices.length),e.uvt&&(Ao.bin.wil(o,24,n),Ao.bin.wil(o,28,4*e.uvt.length),Ao.parse.fromBIV._writeFloats(o,n,e.uvt),n+=4*e.uvt.length),e.indices&&(Ao.bin.wil(o,32,n),Ao.bin.wil(o,36,4*e.indices.length),Ao.parse.fromBIV._writeInts(o,n,e.indices,s)),o.buffer},Ao.parse.fromBIV._readFloats=function(e,t,i){for(var s=[],r=0;r<i/4;r++)s.push(Ao.bin.rf(e,t+4*r));return s},Ao.parse.fromBIV._writeFloats=function(e,t,i){for(var s=0;s<i.length;s++)Ao.bin.wf(e,t+4*s,i[s])},Ao.parse.fromBIV._readInts=function(e,t,i,s){for(var r=[],o=0;o<i/4;o++)16==s&&r.push(Ao.bin.rsl(e,t+2*o)),32==s&&r.push(Ao.bin.ril(e,t+4*o));return r},Ao.parse.fromBIV._writeInts=function(e,t,i,s){for(var r=0;r<i.length;r++)16==s&&Ao.bin.wsl(e,t+2*r,i[r]),32==s&&Ao.bin.wil(e,t+4*r,i[r])},Ao.gen={},Ao.gen.Plane=function(e,t,i,s){i||(i=1),s||(s=1);for(var r={verts:[],inds:[],uvt:[]},o=e+1,n=t+1,a=0;a<n;a++)for(var l=0;l<o;l++){var A=l*(2/e)-1,h=a*(2/t)-1;r.verts.push(A,h,0),r.uvt.push(i*l/e,s*a/t),a<t&&l<e&&r.inds.push(a*o+l,a*o+l+1,(a+1)*o+l,a*o+l+1,(a+1)*o+l,(a+1)*o+l+1)}return r},Ao.gen.Cube=function(){return{verts:[-1,1,-1,1,1,-1,-1,-1,-1,1,-1,-1,-1,1,1,1,1,1,-1,-1,1,1,-1,1,-1,1,1,-1,1,-1,-1,-1,1,-1,-1,-1,1,1,1,1,1,-1,1,-1,1,1,-1,-1,-1,1,-1,1,1,-1,-1,1,1,1,1,1,-1,-1,-1,1,-1,-1,-1,-1,1,1,-1,1],inds:[0,1,2,1,2,3,4,5,6,5,6,7,8,9,10,9,10,11,12,13,14,13,14,15,16,17,18,17,18,19,20,21,22,21,22,23],uvt:[1/4,1/4,.5,1/4,1/4,.5,.5,.5,1,1/4,3/4,1/4,1,.5,3/4,.5,0,1/4,1/4,1/4,0,.5,1/4,.5,3/4,1/4,.5,1/4,3/4,.5,.5,.5,1/4,1/4,.5,1/4,1/4,0,.5,0,1/4,.5,.5,.5,1/4,3/4,.5,3/4]}},Ao.gen.Sphere=function(e,t){for(var i={verts:[],inds:[],uvt:[]},s=e+1,r=t+1,o=0;o<r;o++)for(var n=0;n<s;n++){var a=-Math.PI/2+o*Math.PI/t,l=2*n*Math.PI/e,A=Math.cos(a)*Math.cos(l),h=Math.sin(a),c=Math.cos(a)*Math.sin(l);i.verts.push(A,h,c),i.uvt.push(n/e,o/t),o<t&&n<e&&i.inds.push(s*o+n,s*o+n+1,s*(o+1)+n,s*o+n+1,s*(o+1)+n,s*(o+1)+n+1)}return i},Ao.mat={},Ao.mat.scale=function(e,t,i){return[e,0,0,0,0,t,0,0,0,0,i,0,0,0,0,1]},Ao.mat.translate=function(e,t,i){return[1,0,0,0,0,1,0,0,0,0,1,0,e,t,i,1]},Ao.mat.rotateDeg=function(e,t,i){var s=Math.PI/180;return Ao.mat.rotate(e*s,t*s,i*s)},Ao.mat.rotate=function(e,t,i){var s=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],r=e,o=t,n=i,a=Math.cos(r),l=Math.cos(o),A=Math.cos(n),h=Math.sin(r),c=Math.sin(o),u=Math.sin(n);return s[0]=l*A,s[1]=-l*u,s[2]=c,s[4]=a*u+h*c*A,s[5]=a*A-h*c*u,s[6]=-h*l,s[8]=h*u-a*c*A,s[9]=h*A+a*c*u,s[10]=a*l,s},Ao.edit={},Ao.edit.interpolate=function(e,t,i,s){for(var r=0;r<e.length;r++)i[r]=e[r]+s*(t[r]-e[r])},Ao.edit.transform=function(e,t){for(var i=0;i<e.length;i+=3){var s=e[i],r=e[i+1],o=e[i+2];e[i+0]=t[0]*s+t[4]*r+t[8]*o+t[12],e[i+1]=t[1]*s+t[5]*r+t[9]*o+t[13],e[i+2]=t[2]*s+t[6]*r+t[10]*o+t[14]}},Ao.edit.unwrap=function(e,t,i){for(var s=new Array(Math.floor(e.length/3)*i),r=0;r<e.length;r++)for(var o=0;o<i;o++)s[r*i+o]=t[e[r]*i+o];return s},Ao.edit.remap=function(e,t,i,s){for(var r=new Array(i.length),o=0;o<e.length;o++)for(var n=0;n<s;n++)r[t[o]*s+n]=i[e[o]*s+n];return r},Ao.utils={},Ao.utils.getAABB=function(e){var t,i,s,r,o,n;r=o=n=-(t=i=s=999999999);for(var a=0;a<e.length;a+=3){var l=e[a+0],A=e[a+1],h=e[a+2];l<t&&(t=l),l>r&&(r=l),A<i&&(i=A),A>o&&(o=A),h<s&&(s=h),A>n&&(n=h)}return{min:{x:t,y:i,z:s},max:{x:r,y:o,z:n}}};class yo extends R{constructor(e,t={}){super(e,t),this._type=t.type||(t.src?t.src.split(".").pop():null)||"jpg",this._pos=d.vec3(t.pos||[0,0,0]),this._up=d.vec3(t.up||[0,1,0]),this._normal=d.vec3(t.normal||[0,0,1]),this._height=t.height||1,this._origin=d.vec3(),this._rtcPos=d.vec3(),this._imageSize=d.vec2(),this._texture=new ro(this,{flipY:!0}),this._image=new Image,"jpg"!==this._type&&"png"!==this._type&&(this.error('Unsupported type - defaulting to "jpg"'),this._type="jpg"),this._node=new Hr(this,{matrix:d.inverseMat4(d.lookAtMat4v(this._pos,d.subVec3(this._pos,this._normal,d.mat4()),this._up,d.mat4())),children:[this._bitmapMesh=new Pr(this,{scale:[1,1,1],rotation:[-90,0,0],collidable:t.collidable,pickable:t.pickable,opacity:t.opacity,clippable:t.clippable,geometry:new ti(this,go({center:[0,0,0],xSize:1,zSize:1,xSegments:2,zSegments:2})),material:new ni(this,{diffuse:[0,0,0],ambient:[0,0,0],specular:[0,0,0],diffuseMap:this._texture,emissiveMap:this._texture,backfaces:!0})})]}),t.image?this.image=t.image:t.src?this.src=t.src:t.imageData&&(this.imageData=t.imageData),this.scene._bitmapCreated(this)}set visible(e){this._bitmapMesh.visible=e}get visible(){return this._bitmapMesh.visible}set image(e){this._image=e,this._image&&(this._texture.image=this._image,this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updateBitmapMeshScale())}get image(){return this._image}set src(e){if(e){this._image.onload=()=>{this._texture.image=this._image,this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updateBitmapMeshScale()},this._image.src=e;switch(e.split(".").pop()){case"jpeg":case"jpg":this._type="jpg";break;case"png":this._type="png"}}}get src(){return this._image.src}set imageData(e){this._image.onload=()=>{this._texture.image=image,this._imageSize[0]=image.width,this._imageSize[1]=image.height,this._updateBitmapMeshScale()},this._image.src=e}get imageData(){const e=document.createElement("canvas"),t=e.getContext("2d");return e.width=this._image.width,e.height=this._image.height,t.drawImage(this._image,0,0),e.toDataURL("jpg"===this._type?"image/jpeg":"image/png")}set type(e){"png"===(e=e||"jpg")&&"jpg"===e||(this.error("Unsupported value for `type` - supported types are `jpg` and `png` - defaulting to `jpg`"),e="jpg"),this._type=e}get type(){return this._type}get pos(){return this._pos}get normal(){return this._normal}get up(){return this._up}set height(e){this._height=null==e?1:e,this._image&&this._updateBitmapMeshScale()}get height(){return this._height}set collidable(e){this._bitmapMesh.collidable=!1!==e}get collidable(){return this._bitmapMesh.collidable}set clippable(e){this._bitmapMesh.clippable=!1!==e}get clippable(){return this._bitmapMesh.clippable}set pickable(e){this._bitmapMesh.pickable=!1!==e}get pickable(){return this._bitmapMesh.pickable}set opacity(e){this._bitmapMesh.opacity=e}get opacity(){return this._bitmapMesh.opacity}destroy(){super.destroy(),this.scene._bitmapDestroyed(this)}_updateBitmapMeshScale(){const e=this._imageSize[1]/this._imageSize[0];this._bitmapMesh.scale=[this._height/e,1,this._height]}}const xo=(e,t)=>{const i=[];let s=[];function r(e,i){let s,r;for(let o=0;o<3;o++)if(s=t[3*e+o],r=t[3*i+o],s!==r)return r-s;return 0}let o=e.slice().sort(r),n=null;for(let e=0,t=o.length;e<t;e++)0!==e&&0===r(o[e],o[e-1])||(n=o[e]),i[o[e]]=n;for(let t=0,r=e.length;t<r;t+=3){const r=i[e[t]],o=i[e[t+1]],n=i[e[t+2]];let a=r,l=o,A=n;if(r>o&&r>n?o>n?(a=r,l=o,A=n):(a=r,l=n,A=o):o>r&&o>n?r>n?(a=o,l=r,A=n):(a=o,l=n,A=r):n>r&&n>o&&(r>o?(a=n,l=r,A=o):(a=n,l=o,A=r)),s[t+0]=[a,l],s[t+1]=[l,A],a>A){const e=A;A=a,a=e}s[t+2]=[A,a]}function a(e,t){let i,s;for(let r=0;r<2;r++)if(i=e[r],s=t[r],s!==i)return s-i;return 0}s=s.slice(0,e.length),s.sort(a);let l=0;for(let e=0;e<s.length;e++)if(0===e||0!==a(s[e],s[e-1])){if(0!==e&&2!==l)return!1;l=1}else l++;return!(s.length>0&&2!==l)},Bo=d.vec3(),wo=d.vec3(),Po=d.vec3();class Co{constructor(){this.vertices=[],this.indices=[],this.reset()}reset(){this.lenVertices=0,this.lenIndices=0,this.primitive=null}setPrimitive(e){this.primitive=e}addVertex(e){this.vertices[this.lenVertices++]=e[0],this.vertices[this.lenVertices++]=e[1],this.vertices[this.lenVertices++]=e[2]}addIndex(e){this.indices[this.lenIndices++]=e}get volume(){const e=this.vertices,t=this.indices;if("solid"!==this.primitive&&"surface"!==this.primitive&&"triangles"!==this.primitive)return-1;if("solid"!==this.primitive&&!xo(t,e))return-1;let i=0;for(let s=0;s<this.lenIndices;s+=3){const r=3*t[s],o=3*t[s+1],n=3*t[s+2];Bo[0]=e[r],Bo[1]=e[r+1],Bo[2]=e[r+2],wo[0]=e[o],wo[1]=e[o+1],wo[2]=e[o+2],Po[0]=e[n],Po[1]=e[n+1],Po[2]=e[n+2],d.cross3Vec3(Bo,wo,Bo),i+=d.dotVec3(Bo,Po)}return i/6}}const Mo=new Co,Eo=d.vec3(),Fo=d.vec3(),Io=d.vec3(),Do=d.vec3(),So=d.vec3(),To=d.vec3();class Ro{constructor(){this.vertices=[],this.indices=[],this.reset()}reset(){this.lenVertices=0,this.lenIndices=0}addVertex(e){this.vertices[this.lenVertices++]=e[0],this.vertices[this.lenVertices++]=e[1],this.vertices[this.lenVertices++]=e[2]}addIndex(e){this.indices[this.lenIndices++]=e}get surfaceArea(){const e=this.vertices,t=this.indices;let i=0;for(let s=0;s<this.lenIndices;s+=3){const r=3*t[s],o=3*t[s+1],n=3*t[s+2];Eo[0]=e[r],Eo[1]=e[r+1],Eo[2]=e[r+2],Fo[0]=e[o],Fo[1]=e[o+1],Fo[2]=e[o+2],Io[0]=e[n],Io[1]=e[n+1],Io[2]=e[n+2],d.subVec3(Eo,Fo,Do),d.subVec3(Io,Fo,So),i+=.5*d.lenVec3(d.cross3Vec3(Do,So,To))}return i}}const Lo=new Ro,Uo=d.OBB3(),Oo=d.OBB3(),ko=d.OBB3();class No{constructor(e,t,i,s,r,o,n=null,a=0){this.model=e,this.object=null,this.parent=null,this.transform=r,this.textureSet=o,this._matrixDirty=!1,this._matrixUpdateScheduled=!1,this.id=t,this.obb=null,this._aabbLocal=null,this._aabbWorld=d.AABB3(),this._aabbWorldDirty=!1,this.layer=n,this.portionId=a,this._color=new Uint8Array([i[0],i[1],i[2],s]),this._colorize=new Uint8Array([i[0],i[1],i[2],s]),this._colorizing=!1,this._transparent=s<255,this.numTriangles=0,this.origin=null,this.entity=null,r&&r._addMesh(this),this._volume=null,this._surfaceArea=null}_sceneModelDirty(){this._aabbWorldDirty=!0,this.layer.aabbDirty=!0}_transformDirty(){this._matrixDirty||this._matrixUpdateScheduled||(this.model._meshMatrixDirty(this),this._matrixDirty=!0,this._matrixUpdateScheduled=!0),this._aabbWorldDirty=!0,this.layer.aabbDirty=!0,this.entity&&this.entity._transformDirty()}_updateMatrix(){this.transform&&this._matrixDirty&&this.layer.setMatrix(this.portionId,this.transform.worldMatrix),this._matrixDirty=!1,this._matrixUpdateScheduled=!1}_finalize(e){this.layer.initFlags(this.portionId,e,this._transparent)}_finalize2(){this.layer.flushInitFlags&&this.layer.flushInitFlags()}_setVisible(e){this.layer.setVisible(this.portionId,e,this._transparent)}_setColor(e){this._color[0]=e[0],this._color[1]=e[1],this._color[2]=e[2],this._colorizing||this.layer.setColor(this.portionId,this._color,!1)}_setColorize(e){e?(this._colorize[0]=e[0],this._colorize[1]=e[1],this._colorize[2]=e[2],this.layer.setColor(this.portionId,this._colorize,false),this._colorizing=!0):(this.layer.setColor(this.portionId,this._color,false),this._colorizing=!1)}_setOpacity(e,t){const i=e<255,s=this._transparent!==i;this._color[3]=e,this._colorize[3]=e,this._transparent=i,this._colorizing?this.layer.setColor(this.portionId,this._colorize):this.layer.setColor(this.portionId,this._color),s&&this.layer.setTransparent(this.portionId,t,i)}_setOffset(e){this.layer.setOffset(this.portionId,e)}_setHighlighted(e){this.layer.setHighlighted(this.portionId,e,this._transparent)}_setXRayed(e){this.layer.setXRayed(this.portionId,e,this._transparent)}_setSelected(e){this.layer.setSelected(this.portionId,e,this._transparent)}_setEdges(e){this.layer.setEdges(this.portionId,e,this._transparent)}_setClippable(e){this.layer.setClippable(this.portionId,e,this._transparent)}_setCollidable(e){this.layer.setCollidable(this.portionId,e)}_setPickable(e){this.layer.setPickable(this.portionId,e,this._transparent)}_setCulled(e){this.layer.setCulled(this.portionId,e,this._transparent)}canPickTriangle(){return!1}drawPickTriangles(e,t){}pickTriangleSurface(e){}precisionRayPickSurface(e,t,i,s){return!!this.layer.precisionRayPickSurface&&this.layer.precisionRayPickSurface(this.portionId,e,t,i,s)}canPickWorldPos(){return!0}drawPickDepths(e){this.model.drawPickDepths(e)}drawPickNormals(e){this.model.drawPickNormals(e)}delegatePickedEntity(){return this.parent}getEachVertex(e){this.layer.getEachVertex&&this.layer.getEachVertex(this.portionId,e)}getEachIndex(e){this.layer.getEachIndex&&this.layer.getEachIndex(this.portionId,e)}get volume(){if(null!==this._volume)return this._volume;switch(this.layer.primitive){case"solid":case"surface":case"triangles":Mo.reset(),Mo.setPrimitive(this.layer.primitive),this.getEachVertex((e=>{Mo.addVertex(e)})),this.getEachIndex((e=>{Mo.addIndex(e)})),this._volume=Mo.volume;break;default:this._volume=0}return this._volume}get surfaceArea(){if(null!==this._surfaceArea)return this._surfaceArea;switch(this.layer.primitive){case"solid":case"surface":case"triangles":Lo.reset(),this.getEachVertex((e=>{Lo.addVertex(e)})),this.getEachIndex((e=>{Lo.addIndex(e)})),this._surfaceArea=Lo.surfaceArea;break;default:this._surfaceArea=0}return this._surfaceArea}set aabb(e){if(this._aabbLocal=e,this.origin){this._aabbLocal=e.slice(0);const t=this.origin;this._aabbLocal[0]+=t[0],this._aabbLocal[1]+=t[1],this._aabbLocal[2]+=t[2],this._aabbLocal[3]+=t[0],this._aabbLocal[4]+=t[1],this._aabbLocal[5]+=t[2]}}get aabb(){return this._aabbWorldDirty&&(d.AABB3ToOBB3(this._aabbLocal,Uo),this.transform?(d.transformOBB3(this.transform.worldMatrix,Uo,Oo),d.transformOBB3(this.model.worldMatrix,Oo,ko),d.OBB3ToAABB3(ko,this._aabbWorld)):(d.transformOBB3(this.model.worldMatrix,Uo,Oo),d.OBB3ToAABB3(Oo,this._aabbWorld)),this._aabbWorldDirty=!1),this._aabbWorld}_destroy(){this.model.scene._renderer.putPickID(this.pickId)}}const Qo=new class{constructor(){this._uint8Arrays={},this._float32Arrays={}}_clear(){this._uint8Arrays={},this._float32Arrays={}}getUInt8Array(e){let t=this._uint8Arrays[e];return t||(t=new Uint8Array(e),this._uint8Arrays[e]=t),t}getFloat32Array(e){let t=this._float32Arrays[e];return t||(t=new Float32Array(e),this._float32Arrays[e]=t),t}};let Vo=0;const Ho={NOT_RENDERED:0,COLOR_OPAQUE:1,COLOR_TRANSPARENT:2,SILHOUETTE_HIGHLIGHTED:3,SILHOUETTE_SELECTED:4,SILHOUETTE_XRAYED:5,EDGES_COLOR_OPAQUE:6,EDGES_COLOR_TRANSPARENT:7,EDGES_HIGHLIGHTED:8,EDGES_SELECTED:9,EDGES_XRAYED:10,PICK:11},jo=new Float32Array([1,1,1,1]),Go=new Float32Array([0,0,0,1]),zo=d.vec4(),Wo=d.vec3(),Ko=d.vec3(),Xo=d.mat4();class Jo{constructor(e,t=!1,{instancing:i=!1,edges:s=!1,useAlphaCutoff:r=!1}={}){this._scene=e,this._withSAO=t,this._instancing=i,this._edges=s,this._useAlphaCutoff=r,this._hash=this._getHash(),this._matricesUniformBlockBufferBindingPoint=0,this._matricesUniformBlockBuffer=this._scene.canvas.gl.createBuffer(),this._matricesUniformBlockBufferData=new Float32Array(96),this._vaoCache=new WeakMap,this._allocate()}_getHash(){return this._scene._sectionPlanesState.getHash()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){return[""]}_buildFragmentShader(){return[""]}_addMatricesUniformBlockLines(e,t=!1){return e.push("uniform Matrices {"),e.push("    mat4 worldMatrix;"),e.push("    mat4 viewMatrix;"),e.push("    mat4 projMatrix;"),e.push("    mat4 positionsDecodeMatrix;"),t&&(e.push("    mat4 worldNormalMatrix;"),e.push("    mat4 viewNormalMatrix;")),e.push("};"),e}_addRemapClipPosLines(e,t=1){return e.push("uniform vec2 drawingBufferSize;"),e.push("uniform vec2 pickClipPos;"),e.push("vec4 remapClipPos(vec4 clipPos) {"),e.push("    clipPos.xy /= clipPos.w;"),1===t?e.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"):e.push(`    clipPos.xy = (clipPos.xy - pickClipPos) * (drawingBufferSize / float(${t}));`),e.push("    clipPos.xy *= clipPos.w;"),e.push("    return clipPos;"),e.push("}"),e}getValid(){return this._hash===this._getHash()}setSectionPlanesStateUniforms(e){const t=this._scene,{gl:i}=t.canvas,{model:s,layerIndex:r}=e,o=t._sectionPlanesState.getNumAllocatedSectionPlanes(),n=t._sectionPlanesState.sectionPlanes.length;if(o>0){const a=t._sectionPlanesState.sectionPlanes,l=r*n,A=s.renderFlags;t.crossSections&&(i.uniform4fv(this._uSliceColor,t.crossSections.sliceColor),i.uniform1f(this._uSliceThickness,t.crossSections.sliceThickness));for(let t=0;t<o;t++){const r=this._uSectionPlanes[t];if(r)if(t<n){const o=A.sectionPlanesActivePerLayer[l+t];if(i.uniform1i(r.active,o?1:0),o){const o=a[t],n=e._state.origin;if(n){const e=ee(o.dist,o.dir,n,Wo,s.matrix);i.uniform3fv(r.pos,e)}else i.uniform3fv(r.pos,o.pos);i.uniform3fv(r.dir,o.dir)}}else i.uniform1i(r.active,0)}}}_allocate(){const e=this._scene,t=e.canvas.gl,i=e._lightsState;if(this._program=new qe(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uRenderPass=s.getLocation("renderPass"),this._uColor=s.getLocation("color"),this._uColor||(this._uColor=s.getLocation("silhouetteColor")),this._uUVDecodeMatrix=s.getLocation("uvDecodeMatrix"),this._uPickInvisible=s.getLocation("pickInvisible"),this._uGammaFactor=s.getLocation("gammaFactor"),t.uniformBlockBinding(s.handle,t.getUniformBlockIndex(s.handle,"Matrices"),this._matricesUniformBlockBufferBindingPoint),this._uShadowViewMatrix=s.getLocation("shadowViewMatrix"),this._uShadowProjMatrix=s.getLocation("shadowProjMatrix"),e.logarithmicDepthBufferEnabled&&(this._uZFar=s.getLocation("zFar")),this._uLightAmbient=s.getLocation("lightAmbient"),this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];const r=i.lights;let o;for(let e=0,t=r.length;e<t;e++)switch(o=r[e],o.type){case"dir":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=null,this._uLightDir[e]=s.getLocation("lightDir"+e);break;case"point":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=s.getLocation("lightPos"+e),this._uLightDir[e]=null,this._uLightAttenuation[e]=s.getLocation("lightAttenuation"+e);break;case"spot":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=s.getLocation("lightPos"+e),this._uLightDir[e]=s.getLocation("lightDir"+e),this._uLightAttenuation[e]=s.getLocation("lightAttenuation"+e)}i.reflectionMaps.length>0&&(this._uReflectionMap="reflectionMap"),i.lightMaps.length>0&&(this._uLightMap="lightMap"),this._uSectionPlanes=[];for(let t=0,i=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<i;t++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+t),pos:s.getLocation("sectionPlanePos"+t),dir:s.getLocation("sectionPlaneDir"+t)});this._aPosition=s.getAttribute("position"),this._aOffset=s.getAttribute("offset"),this._aNormal=s.getAttribute("normal"),this._aUV=s.getAttribute("uv"),this._aColor=s.getAttribute("color"),this._aMetallicRoughness=s.getAttribute("metallicRoughness"),this._aFlags=s.getAttribute("flags"),this._aPickColor=s.getAttribute("pickColor"),this._uPickZNear=s.getLocation("pickZNear"),this._uPickZFar=s.getLocation("pickZFar"),this._uPickClipPos=s.getLocation("pickClipPos"),this._uDrawingBufferSize=s.getLocation("drawingBufferSize"),this._uColorMap="uColorMap",this._uMetallicRoughMap="uMetallicRoughMap",this._uEmissiveMap="uEmissiveMap",this._uNormalMap="uNormalMap",this._uAOMap="uAOMap",this._instancing&&(this._aModelMatrix=s.getAttribute("modelMatrix"),this._aModelMatrixCol0=s.getAttribute("modelMatrixCol0"),this._aModelMatrixCol1=s.getAttribute("modelMatrixCol1"),this._aModelMatrixCol2=s.getAttribute("modelMatrixCol2"),this._aModelNormalMatrixCol0=s.getAttribute("modelNormalMatrixCol0"),this._aModelNormalMatrixCol1=s.getAttribute("modelNormalMatrixCol1"),this._aModelNormalMatrixCol2=s.getAttribute("modelNormalMatrixCol2")),this._withSAO&&(this._uOcclusionTexture="uOcclusionTexture",this._uSAOParams=s.getLocation("uSAOParams")),this._useAlphaCutoff&&(this._alphaCutoffLocation=s.getLocation("materialAlphaCutoff")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),e.pointsMaterial._state.filterIntensity&&(this._uIntensityRange=s.getLocation("intensityRange")),this._uPointSize=s.getLocation("pointSize"),this._uNearPlaneHeight=s.getLocation("nearPlaneHeight"),e.crossSections&&(this._uSliceColor=s.getLocation("sliceColor"),this._uSliceThickness=s.getLocation("sliceThickness"))}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t._lightsState,o=r.lights;s.bind(),e.textureUnit=0,this._uLightAmbient&&i.uniform4fv(this._uLightAmbient,r.getAmbientColorAndIntensity()),this._uGammaFactor&&i.uniform1f(this._uGammaFactor,t.gammaFactor);for(let e=0,t=o.length;e<t;e++){const t=o[e];this._uLightColor[e]&&i.uniform4f(this._uLightColor[e],t.color[0],t.color[1],t.color[2],t.intensity),this._uLightPos[e]&&(i.uniform3fv(this._uLightPos[e],t.pos),this._uLightAttenuation[e]&&i.uniform1f(this._uLightAttenuation[e],t.attenuation)),this._uLightDir[e]&&i.uniform3fv(this._uLightDir[e],t.dir)}}_makeVAO(e){const t=this._scene.canvas.gl,i=t.createVertexArray();return t.bindVertexArray(i),this._instancing&&(this._aModelMatrixCol0.bindArrayBuffer(e.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(e.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(e.modelMatrixCol2Buf),t.vertexAttribDivisor(this._aModelMatrixCol0.location,1),t.vertexAttribDivisor(this._aModelMatrixCol1.location,1),t.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aModelNormalMatrixCol0&&(this._aModelNormalMatrixCol0.bindArrayBuffer(e.modelNormalMatrixCol0Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol0.location,1)),this._aModelNormalMatrixCol1&&(this._aModelNormalMatrixCol1.bindArrayBuffer(e.modelNormalMatrixCol1Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol1.location,1)),this._aModelNormalMatrixCol2&&(this._aModelNormalMatrixCol2.bindArrayBuffer(e.modelNormalMatrixCol2Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol2.location,1))),this._aPosition.bindArrayBuffer(e.positionsBuf),this._aUV&&this._aUV.bindArrayBuffer(e.uvBuf),this._aNormal&&this._aNormal.bindArrayBuffer(e.normalsBuf),this._aMetallicRoughness&&(this._aMetallicRoughness.bindArrayBuffer(e.metallicRoughnessBuf),this._instancing&&t.vertexAttribDivisor(this._aMetallicRoughness.location,1)),this._aColor&&(this._aColor.bindArrayBuffer(e.colorsBuf),this._instancing&&e.colorsBuf&&t.vertexAttribDivisor(this._aColor.location,1)),this._aFlags&&(this._aFlags.bindArrayBuffer(e.flagsBuf),this._instancing&&t.vertexAttribDivisor(this._aFlags.location,1)),this._aOffset&&(this._aOffset.bindArrayBuffer(e.offsetsBuf),this._instancing&&t.vertexAttribDivisor(this._aOffset.location,1)),this._aPickColor&&(this._aPickColor.bindArrayBuffer(e.pickColorsBuf),this._instancing&&t.vertexAttribDivisor(this._aPickColor.location,1)),this._instancing,this._edges?e.edgeIndicesBuf.bind():e.indicesBuf&&e.indicesBuf.bind(),i}drawLayer(e,t,i,{colorUniform:s=!1,incrementDrawState:r=!1}={}){const o=je.MAX_TEXTURE_IMAGE_UNITS,n=this._scene,a=n.canvas.gl,{_state:l,model:A}=t,{textureSet:h,origin:c,positionsDecodeMatrix:u}=l,p=n._lightsState,f=n.pointsMaterial,{camera:g}=A.scene,{viewNormalMatrix:m,project:_}=g,v=e.pickViewMatrix||g.viewMatrix,{position:b,rotationMatrix:y,worldNormalMatrix:x}=A;if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),this._vaoCache.has(t)?a.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(l));let B=0;const w=16;this._matricesUniformBlockBufferData.set(y,0);const P=0!==c[0]||0!==c[1]||0!==c[2],C=0!==b[0]||0!==b[1]||0!==b[2];if(P||C){const e=Wo;if(P){const t=d.transformPoint3(y,c,Ko);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=b[0],e[1]+=b[1],e[2]+=b[2],this._matricesUniformBlockBufferData.set(Y(v,e,Xo),B+=w)}else this._matricesUniformBlockBufferData.set(v,B+=w);if(this._matricesUniformBlockBufferData.set(e.pickProjMatrix||_.matrix,B+=w),this._matricesUniformBlockBufferData.set(u,B+=w),this._matricesUniformBlockBufferData.set(x,B+=w),this._matricesUniformBlockBufferData.set(m,B+=w),a.bindBuffer(a.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),a.bufferData(a.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,a.DYNAMIC_DRAW),a.bindBufferBase(a.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer),a.uniform1i(this._uRenderPass,i),this.setSectionPlanesStateUniforms(t),n.logarithmicDepthBufferEnabled){if(this._uLogDepthBufFC){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);a.uniform1f(this._uLogDepthBufFC,t)}this._uZFar&&a.uniform1f(this._uZFar,n.camera.project.far)}if(this._uPickInvisible&&a.uniform1i(this._uPickInvisible,e.pickInvisible),this._uPickZNear&&a.uniform1f(this._uPickZNear,e.pickZNear),this._uPickZFar&&a.uniform1f(this._uPickZFar,e.pickZFar),this._uPickClipPos&&a.uniform2fv(this._uPickClipPos,e.pickClipPos),this._uDrawingBufferSize&&a.uniform2f(this._uDrawingBufferSize,a.drawingBufferWidth,a.drawingBufferHeight),this._uUVDecodeMatrix&&a.uniformMatrix3fv(this._uUVDecodeMatrix,!1,l.uvDecodeMatrix),this._uIntensityRange&&f.filterIntensity&&a.uniform2f(this._uIntensityRange,f.minIntensity,f.maxIntensity),this._uPointSize&&a.uniform1f(this._uPointSize,f.pointSize),this._uNearPlaneHeight){const e="ortho"===n.camera.projection?1:a.drawingBufferHeight/(2*Math.tan(.5*n.camera.perspective.fov*Math.PI/180));a.uniform1f(this._uNearPlaneHeight,e)}if(h){const{colorTexture:t,metallicRoughnessTexture:i,emissiveTexture:s,normalsTexture:r,occlusionTexture:n}=h;this._uColorMap&&t&&(this._program.bindTexture(this._uColorMap,t.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o),this._uMetallicRoughMap&&i&&(this._program.bindTexture(this._uMetallicRoughMap,i.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o),this._uEmissiveMap&&s&&(this._program.bindTexture(this._uEmissiveMap,s.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o),this._uNormalMap&&r&&(this._program.bindTexture(this._uNormalMap,r.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o),this._uAOMap&&n&&(this._program.bindTexture(this._uAOMap,n.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o)}if(p.reflectionMaps.length>0&&p.reflectionMaps[0].texture&&this._uReflectionMap&&(this._program.bindTexture(this._uReflectionMap,p.reflectionMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o,e.bindTexture++),p.lightMaps.length>0&&p.lightMaps[0].texture&&this._uLightMap&&(this._program.bindTexture(this._uLightMap,p.lightMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o,e.bindTexture++),this._withSAO){const t=n.sao;if(t.possible){const i=a.drawingBufferWidth,s=a.drawingBufferHeight;zo[0]=i,zo[1]=s,zo[2]=t.blendCutoff,zo[3]=t.blendFactor,a.uniform4fv(this._uSAOParams,zo),this._program.bindTexture(this._uOcclusionTexture,e.occlusionTexture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o,e.bindTexture++}}if(this._useAlphaCutoff&&a.uniform1f(this._alphaCutoffLocation,h.alphaCutoff),s){const e=this._edges?"edgeColor":"fillColor",t=this._edges?"edgeAlpha":"fillAlpha";if(i===Ho[(this._edges?"EDGES":"SILHOUETTE")+"_XRAYED"]){const i=n.xrayMaterial._state,s=i[e],r=i[t];a.uniform4f(this._uColor,s[0],s[1],s[2],r)}else if(i===Ho[(this._edges?"EDGES":"SILHOUETTE")+"_HIGHLIGHTED"]){const i=n.highlightMaterial._state,s=i[e],r=i[t];a.uniform4f(this._uColor,s[0],s[1],s[2],r)}else if(i===Ho[(this._edges?"EDGES":"SILHOUETTE")+"_SELECTED"]){const i=n.selectedMaterial._state,s=i[e],r=i[t];a.uniform4f(this._uColor,s[0],s[1],s[2],r)}else a.uniform4fv(this._uColor,this._edges?Go:jo)}this._draw({state:l,frameCtx:e,incrementDrawState:r}),a.bindVertexArray(null)}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null,m.memory.programs--}}class Yo extends Jo{constructor(e,t,{edges:i=!1,useAlphaCutoff:s=!1}={}){super(e,t,{instancing:!1,edges:i,useAlphaCutoff:s})}_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;if(this._edges)t.drawElements(t.LINES,i.edgeIndicesBuf.numItems,i.edgeIndicesBuf.itemType,0);else{const e=s.pickElementsCount||i.indicesBuf.numItems,o=s.pickElementsOffset?s.pickElementsOffset*i.indicesBuf.itemByteSize:0;t.drawElements(t.TRIANGLES,e,i.indicesBuf.itemType,o),r&&s.drawElements++}}}class Zo extends Yo{_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0;let r;const o=[];o.push("#version 300 es"),o.push("// Triangles batching draw vertex shader"),o.push("uniform int renderPass;"),o.push("in vec3 position;"),o.push("in vec3 normal;"),o.push("in vec4 color;"),o.push("in float flags;"),e.entityOffsetsEnabled&&o.push("in vec3 offset;"),this._addMatricesUniformBlockLines(o,!0),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;")),o.push("uniform vec4 lightAmbient;");for(let e=0,t=i.lights.length;e<t;e++)r=i.lights[e],"ambient"!==r.type&&(o.push("uniform vec4 lightColor"+e+";"),"dir"===r.type&&o.push("uniform vec3 lightDir"+e+";"),"point"===r.type&&o.push("uniform vec3 lightPos"+e+";"),"spot"===r.type&&(o.push("uniform vec3 lightPos"+e+";"),o.push("uniform vec3 lightDir"+e+";")));o.push("vec3 octDecode(vec2 oct) {"),o.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),o.push("    if (v.z < 0.0) {"),o.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),o.push("    }"),o.push("    return normalize(v);"),o.push("}"),s&&(o.push("out vec4 vWorldPosition;"),o.push("out float vFlags;")),o.push("out vec4 vColor;"),o.push("void main(void) {"),o.push("int colorFlag = int(flags) & 0xF;"),o.push("if (colorFlag != renderPass) {"),o.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),o.push("} else {"),o.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix * worldPosition; "),o.push("vec4 worldNormal =  worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),o.push("vec3 viewNormal = normalize((viewNormalMatrix * worldNormal).xyz);"),o.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),o.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),o.push("float lambertian = 1.0;");for(let e=0,t=i.lights.length;e<t;e++)if(r=i.lights[e],"ambient"!==r.type){if("dir"===r.type)"view"===r.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===r.type)"view"===r.space?o.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):o.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==r.type)continue;"view"===r.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}o.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),o.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}return o.push("vec3 rgb = (vec3(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0));"),o.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),o.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(o.push("vWorldPosition = worldPosition;"),o.push("vFlags = flags;")),o.push("gl_Position = clipPos;"),o.push("}"),o.push("}"),o}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching draw fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor            = vec4(newColor.rgb * ambient, 1.0);")):s.push("   outColor            = newColor;"),s.push("}"),s}}class qo extends Yo{_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching flat-shading draw vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._lightsState,i=e._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching flat-shading draw fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),this._withSAO&&(r.push("uniform sampler2D uOcclusionTexture;"),r.push("uniform vec4      uSAOParams;"),r.push("const float       packUpscale = 256. / 255.;"),r.push("const float       unpackDownScale = 255. / 256.;"),r.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),r.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),r.push("float unpackRGBToFloat( const in vec4 v ) {"),r.push("    return dot( v, unPackFactors );"),r.push("}")),s){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)r.push("uniform bool sectionPlaneActive"+e+";"),r.push("uniform vec3 sectionPlanePos"+e+";"),r.push("uniform vec3 sectionPlaneDir"+e+";");r.push("uniform float sliceThickness;"),r.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(r),r.push("uniform vec4 lightAmbient;");for(let e=0,i=t.lights.length;e<i;e++){const i=t.lights[e];"ambient"!==i.type&&(r.push("uniform vec4 lightColor"+e+";"),"dir"===i.type&&r.push("uniform vec3 lightDir"+e+";"),"point"===i.type&&r.push("uniform vec3 lightPos"+e+";"),"spot"===i.type&&(r.push("uniform vec3 lightPos"+e+";"),r.push("uniform vec3 lightDir"+e+";")))}if(r.push("in vec4 vViewPosition;"),r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),r.push("  vec4 newColor;"),r.push("  newColor = vColor;"),s){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)r.push("if (sectionPlaneActive"+e+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > sliceThickness) { "),r.push("      discard;"),r.push("  }"),r.push("  if (dist > 0.0) { "),r.push("      newColor = sliceColor;"),r.push("  }"),r.push("}")}r.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),r.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),r.push("float lambertian = 1.0;"),r.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),r.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),r.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(let e=0,i=t.lights.length;e<i;e++){const i=t.lights[e];if("ambient"!==i.type){if("dir"===i.type)"view"===i.space?r.push("viewLightDir = normalize(lightDir"+e+");"):r.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===i.type)"view"===i.space?r.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):r.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==i.type)continue;"view"===i.space?r.push("viewLightDir = normalize(lightDir"+e+");"):r.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}r.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),r.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}return r.push("vec4 fragColor =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),this._withSAO?(r.push("   float viewportWidth     = uSAOParams[0];"),r.push("   float viewportHeight    = uSAOParams[1];"),r.push("   float blendCutoff       = uSAOParams[2];"),r.push("   float blendFactor       = uSAOParams[3];"),r.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),r.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),r.push("   outColor            = vec4(fragColor.rgb * ambient, 1.0);")):r.push("   outColor            = fragColor;"),e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("}"),r}}class $o extends Yo{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 color;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 silhouetteColor;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vColor = vec4(silhouetteColor.r, silhouetteColor.g, silhouetteColor.b, min(silhouetteColor.a, color.a ));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Triangles batching silhouette fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r){for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");o.push("uniform float sliceThickness;"),o.push("uniform vec4 sliceColor;")}if(o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),o.push("  vec4 newColor;"),o.push("  newColor = vColor;"),r){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)o.push("if (sectionPlaneActive"+e+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > sliceThickness) { "),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      newColor = sliceColor;"),o.push("  }"),o.push("}")}return e.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("outColor = newColor;"),o.push("}"),o}}class en extends Yo{constructor(e){super(e,!1,{instancing:!1,edges:!0})}}class tn extends en{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesEmphasisRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("uniform vec4 color;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// EdgesEmphasisRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class sn extends en{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!1})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry edges drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(float(color.r*0.5) / 255.0, float(color.g*0.5) / 255.0, float(color.b*0.5) / 255.0, float(color.a) / 255.0);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry edges drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class rn extends Yo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry picking vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 pickColor;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),this._addRemapClipPosLines(i),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry picking fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vPickColor; "),s.push("}"),s}}class on extends Yo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),this._addRemapClipPosLines(i),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching pick depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}class nn extends Yo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vWorldNormal;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vec3 worldNormal =  octDecode(normal.xy); "),i.push("      vWorldNormal = worldNormal;"),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching pick normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec3 vWorldNormal;"),s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push(`    outNormal = ivec4(vWorldNormal * float(${d.MAX_INT}), 1.0);`),s.push("}"),s}}class an extends Yo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching occlusion vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles batching occlusion fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("      if (sectionPlaneActive"+t+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}}class ln extends Yo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec2 vHighPrecisionZW;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching depth fragment shader"),s.push("precision highp float;"),s.push("precision highp int;"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec2 vHighPrecisionZW;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("      if (sectionPlaneActive"+r+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),s.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),s.push("}"),s}}class An extends Yo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in vec4 color;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i,!0),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition   = viewMatrix * worldPosition; "),i.push("      vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("      vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("      vWorldPosition  = worldPosition;"),i.push("      vFlags         = flags;")),i.push("      vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("      if (sectionPlaneActive"+r+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}class hn extends Yo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry shadow vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),i.push("  int colorFlag = int(flags) & 0xF;"),i.push("  bool visible        = (colorFlag > 0);"),i.push("  bool transparent    = ((float(color.a) / 255.0) < 1.0);"),i.push("  if (!visible || transparent) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("      vViewPosition = viewPosition;"),i.push("      gl_Position = shadowProjMatrix * viewPosition;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry shadow fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in vec4 vViewPosition;"),i.push("vec4 encodeFloat( const in float v ) {"),i.push("  const vec4 bitShift = vec4(256 * 256 * 256, 256 * 256, 256, 1.0);"),i.push("  const vec4 bitMask = vec4(0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);"),i.push("  vec4 comp = fract(v * bitShift);"),i.push("  comp -= comp.xxyz * bitMask;"),i.push("  return comp;"),i.push("}"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    outColor = encodeFloat( gl_FragCoord.z); "),i.push("}"),i}}class cn extends Yo{_getHash(){const e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0,r=t.clippingCaps,o=[];return o.push("#version 300 es"),o.push("// Triangles batching quality draw vertex shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("precision highp usampler2D;"),o.push("precision highp isampler2D;"),o.push("precision highp sampler2D;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("precision mediump usampler2D;"),o.push("precision mediump isampler2D;"),o.push("precision mediump sampler2D;"),o.push("#endif"),o.push("uniform int renderPass;"),o.push("in vec3 position;"),o.push("in vec3 normal;"),o.push("in vec4 color;"),o.push("in vec2 uv;"),o.push("in vec2 metallicRoughness;"),o.push("in float flags;"),e.entityOffsetsEnabled&&o.push("in vec3 offset;"),this._addMatricesUniformBlockLines(o,!0),o.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;")),o.push("vec3 octDecode(vec2 oct) {"),o.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),o.push("    if (v.z < 0.0) {"),o.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),o.push("    }"),o.push("    return normalize(v);"),o.push("}"),o.push("out vec4 vViewPosition;"),o.push("out vec3 vViewNormal;"),o.push("out vec4 vColor;"),o.push("out vec2 vUV;"),o.push("out vec2 vMetallicRoughness;"),i.lightMaps.length>0&&o.push("out vec3 vWorldNormal;"),s&&(o.push("out vec4 vWorldPosition;"),o.push("out float vFlags;"),r&&o.push("out vec4 vClipPosition;")),o.push("void main(void) {"),o.push("int colorFlag = int(flags) & 0xF;"),o.push("if (colorFlag != renderPass) {"),o.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),o.push("} else {"),o.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix * worldPosition; "),o.push("vec4 worldNormal =  worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),o.push("vec3 viewNormal = normalize((viewNormalMatrix * worldNormal).xyz);"),o.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),o.push("vFragDepth = 1.0 + clipPos.w;")),s&&(o.push("vWorldPosition = worldPosition;"),o.push("vFlags = flags;"),r&&o.push("vClipPosition = clipPos;")),o.push("vViewPosition = viewPosition;"),o.push("vViewNormal = viewNormal;"),o.push("vColor = color;"),o.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),o.push("vMetallicRoughness = metallicRoughness;"),i.lightMaps.length>0&&o.push("vWorldNormal = worldNormal.xyz;"),o.push("gl_Position = clipPos;"),o.push("}"),o.push("}"),o}_buildFragmentShader(){const e=this._scene,t=e.gammaOutput,i=e._sectionPlanesState,s=e._lightsState,r=i.getNumAllocatedSectionPlanes()>0,o=i.clippingCaps,n=[];n.push("#version 300 es"),n.push("// Triangles batching quality draw fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),n.push("uniform sampler2D uColorMap;"),n.push("uniform sampler2D uMetallicRoughMap;"),n.push("uniform sampler2D uEmissiveMap;"),n.push("uniform sampler2D uNormalMap;"),n.push("uniform sampler2D uAOMap;"),n.push("in vec4 vViewPosition;"),n.push("in vec3 vViewNormal;"),n.push("in vec4 vColor;"),n.push("in vec2 vUV;"),n.push("in vec2 vMetallicRoughness;"),s.lightMaps.length>0&&n.push("in vec3 vWorldNormal;"),this._addMatricesUniformBlockLines(n,!0),s.reflectionMaps.length>0&&n.push("uniform samplerCube reflectionMap;"),s.lightMaps.length>0&&n.push("uniform samplerCube lightMap;"),n.push("uniform vec4 lightAmbient;");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];"ambient"!==t.type&&(n.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&n.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&n.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(n.push("uniform vec3 lightPos"+e+";"),n.push("uniform vec3 lightDir"+e+";")))}if(this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),n.push("uniform float gammaFactor;"),n.push("vec4 linearToLinear( in vec4 value ) {"),n.push("  return value;"),n.push("}"),n.push("vec4 sRGBToLinear( in vec4 value ) {"),n.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),n.push("}"),n.push("vec4 gammaToLinear( in vec4 value) {"),n.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),n.push("}"),t&&(n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}")),r){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),o&&n.push("in vec4 vClipPosition;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";")}if(n.push("#define PI 3.14159265359"),n.push("#define RECIPROCAL_PI 0.31830988618"),n.push("#define RECIPROCAL_PI2 0.15915494"),n.push("#define EPSILON 1e-6"),n.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),n.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),n.push("       vec3 texel = texture( uNormalMap, uv ).xyz;"),n.push("       if (texel.x == 0.0 && texel.y == 0.0 && texel.z == 0.0) {"),n.push("              return surf_norm;"),n.push("       }"),n.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),n.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),n.push("      vec2 st0 = dFdx( uv.st );"),n.push("      vec2 st1 = dFdy( uv.st );"),n.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),n.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),n.push("      vec3 N = normalize( surf_norm );"),n.push("      vec3 mapN = texel.xyz * 2.0 - 1.0;"),n.push("      mat3 tsn = mat3( S, T, N );"),n.push("      return normalize( tsn * mapN );"),n.push("}"),n.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),n.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),n.push("}"),n.push("struct IncidentLight {"),n.push("   vec3 color;"),n.push("   vec3 direction;"),n.push("};"),n.push("struct ReflectedLight {"),n.push("   vec3 diffuse;"),n.push("   vec3 specular;"),n.push("};"),n.push("struct Geometry {"),n.push("   vec3 position;"),n.push("   vec3 viewNormal;"),n.push("   vec3 worldNormal;"),n.push("   vec3 viewEyeDir;"),n.push("};"),n.push("struct Material {"),n.push("   vec3  diffuseColor;"),n.push("   float specularRoughness;"),n.push("   vec3  specularColor;"),n.push("   float shine;"),n.push("};"),n.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),n.push("   float r = ggxRoughness + 0.0001;"),n.push("   return (2.0 / (r * r) - 2.0);"),n.push("}"),n.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),n.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),n.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),n.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),n.push("}"),s.reflectionMaps.length>0&&(n.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),n.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),n.push("   vec3 envMapColor = sRGBToLinear(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),n.push("  return envMapColor;"),n.push("}")),n.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),n.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),n.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),n.push("}"),n.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),n.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),n.push("   return 1.0 / ( gl * gv );"),n.push("}"),n.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),n.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),n.push("   return 0.5 / max( gv + gl, EPSILON );"),n.push("}"),n.push("float D_GGX(const in float alpha, const in float dotNH) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),n.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),n.push("}"),n.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),n.push("   float alpha = ( roughness * roughness );"),n.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),n.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),n.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),n.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),n.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),n.push("   vec3  F = F_Schlick( specularColor, dotLH );"),n.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),n.push("   float D = D_GGX( alpha, dotNH );"),n.push("   return F * (G * D);"),n.push("}"),n.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),n.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),n.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),n.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),n.push("   vec4 r = roughness * c0 + c1;"),n.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),n.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),n.push("   return specularColor * AB.x + AB.y;"),n.push("}"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&(n.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),s.lightMaps.length>0&&(n.push("   vec3 irradiance = sRGBToLinear(texture(lightMap, geometry.worldNormal)).rgb;"),n.push("   irradiance *= PI;"),n.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),n.push("   reflectedLight.diffuse +=  irradiance * diffuseBRDFContrib;")),s.reflectionMaps.length>0&&(n.push("   vec3 reflectVec             = reflect(geometry.viewEyeDir, geometry.viewNormal);"),n.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),n.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),n.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),n.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),n.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),n.push("}")),n.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),n.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),n.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),n.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),n.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),n.push("}"),n.push("out vec4 outColor;"),n.push("void main(void) {"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");o?(n.push("  if (dist > (0.002 * vClipPosition.w)) {"),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      outColor=vec4(1.0, 0.0, 0.0, 1.0);"),e.logarithmicDepthBufferEnabled&&n.push("  gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("  return;"),n.push("}")):(n.push("  if (dist > 0.0) { "),n.push("      discard;"),n.push("  }")),n.push("}")}n.push("IncidentLight  light;"),n.push("Material       material;"),n.push("Geometry       geometry;"),n.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),n.push("vec3 rgb = (vec3(float(vColor.r) / 255.0, float(vColor.g) / 255.0, float(vColor.b) / 255.0));"),n.push("float opacity = float(vColor.a) / 255.0;"),n.push("vec3  baseColor = rgb;"),n.push("float specularF0 = 1.0;"),n.push("float metallic = float(vMetallicRoughness.r) / 255.0;"),n.push("float roughness = float(vMetallicRoughness.g) / 255.0;"),n.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),n.push("vec4 colorTexel = sRGBToLinear(texture(uColorMap, vUV));"),n.push("baseColor *= colorTexel.rgb;"),n.push("vec3 metalRoughTexel = texture(uMetallicRoughMap, vUV).rgb;"),n.push("metallic *= metalRoughTexel.b;"),n.push("roughness *= metalRoughTexel.g;"),n.push("vec3 viewNormal = perturbNormal2Arb(vViewPosition.xyz, normalize(vViewNormal), vUV );"),n.push("material.diffuseColor      = baseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),n.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),n.push("material.specularColor     = mix(vec3(dielectricSpecular), baseColor, metallic);"),n.push("geometry.position      = vViewPosition.xyz;"),n.push("geometry.viewNormal    = -normalize(viewNormal);"),n.push("geometry.viewEyeDir    = normalize(vViewPosition.xyz);"),s.lightMaps.length>0&&n.push("geometry.worldNormal   = normalize(vWorldNormal);"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&n.push("computePBRLightMapping(geometry, material, reflectedLight);");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?n.push("light.direction =  normalize(lightDir"+e+");"):n.push("light.direction =  normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?n.push("light.direction =  normalize(lightPos"+e+" - vViewPosition.xyz);"):n.push("light.direction =  normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?n.push("light.direction =  normalize(lightDir"+e+");"):n.push("light.direction =  normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}n.push("light.color =  lightColor"+e+".rgb * lightColor"+e+".a;"),n.push("computePBRLighting(light, geometry, material, reflectedLight);")}}return n.push("vec3 emissiveColor = sRGBToLinear(texture(uEmissiveMap, vUV)).rgb;"),n.push("float aoFactor = texture(uAOMap, vUV).r;"),n.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * baseColor * opacity * rgb) + (reflectedLight.diffuse) + (reflectedLight.specular) + emissiveColor;"),n.push("vec4 fragColor;"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   fragColor               = vec4(outgoingLight.rgb * ambient * aoFactor, opacity);")):n.push("   fragColor            = vec4(outgoingLight.rgb * aoFactor, opacity);"),t&&n.push("fragColor = linearToGamma(fragColor, gammaFactor);"),n.push("outColor = fragColor;"),e.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}class un extends Yo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick flat normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching pick flat normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("in vec4 vWorldPosition;"),i){s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),s.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),s.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),s.push(`  outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),s.push("}"),s}}class dn extends Yo{_getHash(){const e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching color texture vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in vec2 uv;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),i.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("out vec2 vUV;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e.gammaOutput,i=e._lightsState,s=e._sectionPlanesState,r=s.getNumAllocatedSectionPlanes()>0,o=this._useAlphaCutoff,n=[];if(n.push("#version 300 es"),n.push("// Triangles batching color texture fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),n.push("uniform sampler2D uColorMap;"),this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),n.push("uniform float gammaFactor;"),n.push("vec4 linearToLinear( in vec4 value ) {"),n.push("  return value;"),n.push("}"),n.push("vec4 sRGBToLinear( in vec4 value ) {"),n.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),n.push("}"),n.push("vec4 gammaToLinear( in vec4 value) {"),n.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),n.push("}"),t&&(n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}")),r){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;");for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");n.push("uniform float sliceThickness;"),n.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(n),n.push("uniform vec4 lightAmbient;");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];"ambient"!==t.type&&(n.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&n.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&n.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(n.push("uniform vec3 lightPos"+e+";"),n.push("uniform vec3 lightDir"+e+";")))}if(o&&n.push("uniform float materialAlphaCutoff;"),n.push("in vec4 vViewPosition;"),n.push("in vec4 vColor;"),n.push("in vec2 vUV;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),n.push("  vec4 newColor;"),n.push("  newColor = vColor;"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > sliceThickness) { "),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      newColor = sliceColor;"),n.push("  }"),n.push("}")}n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;"),n.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),n.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),n.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?n.push("viewLightDir = normalize(lightDir"+e+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?n.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?n.push("viewLightDir = normalize(lightDir"+e+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}return n.push("vec4 color =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),n.push("vec4 sampleColor = texture(uColorMap, vUV);"),o&&(n.push("if (sampleColor.a < materialAlphaCutoff) {"),n.push("   discard;"),n.push("}")),t&&n.push("sampleColor = sRGBToLinear(sampleColor);"),n.push("vec4 colorTexel = color * sampleColor;"),n.push("float opacity = color.a;"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   outColor                = vec4(colorTexel.rgb * ambient, opacity);")):n.push("   outColor                = vec4(colorTexel.rgb, opacity);"),t&&n.push("outColor = linearToGamma(outColor, gammaFactor);"),e.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}const pn=d.vec3(),fn=d.vec3(),gn=d.vec3(),mn=d.vec3(),_n=d.mat4();class vn extends Jo{drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,c=t.aabb,u=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=pn;let f,g;if(p[0]=d.safeInv(c[3]-c[0])*d.MAX_INT,p[1]=d.safeInv(c[4]-c[1])*d.MAX_INT,p[2]=d.safeInv(c[5]-c[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(p[0]),e.snapPickCoordinateScale[1]=d.safeInv(p[1]),e.snapPickCoordinateScale[2]=d.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=fn;if(l){const e=gn;d.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=Y(u,t,_n),g=mn,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=u,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),a.indicesBuf.bind(),n.drawElements(n.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const bn=d.vec3(),yn=d.vec3(),xn=d.vec3(),Bn=d.vec3(),wn=d.mat4();class Pn extends Jo{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,c=t.aabb,u=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=bn;let f,g;if(p[0]=d.safeInv(c[3]-c[0])*d.MAX_INT,p[1]=d.safeInv(c[4]-c[1])*d.MAX_INT,p[2]=d.safeInv(c[5]-c[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(p[0]),e.snapPickCoordinateScale[1]=d.safeInv(p[1]),e.snapPickCoordinateScale[2]=d.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=yn;if(l){const e=xn;d.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=Y(u,t,wn),g=Bn,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=u,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),"edge"===e.snapMode?(a.edgeIndicesBuf.bind(),n.drawElements(n.LINES,a.edgeIndicesBuf.numItems,a.edgeIndicesBuf.itemType,0),a.edgeIndicesBuf.unbind()):n.drawArrays(n.POINTS,0,a.positionsBuf.numItems)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;const i=[];return i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class Cn{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorTextureRenderer&&!this._colorTextureRenderer.getValid()&&(this._colorTextureRenderer.destroy(),this._colorTextureRenderer=null),this._colorTextureRendererWithSAO&&!this._colorTextureRendererWithSAO.getValid()&&(this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererWithSAO=null),this._colorTextureRendererAlphaCutoff&&!this._colorTextureRendererAlphaCutoff.getValid()&&(this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererAlphaCutoff=null),this._colorTextureRendererWithSAOAlphaCutoff&&!this._colorTextureRendererWithSAOAlphaCutoff.getValid()&&(this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff=null),this._pbrRenderer&&!this._pbrRenderer.getValid()&&(this._pbrRenderer.destroy(),this._pbrRenderer=null),this._pbrRendererWithSAO&&!this._pbrRendererWithSAO.getValid()&&(this._pbrRendererWithSAO.destroy(),this._pbrRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}eagerCreateRenders(){this._silhouetteRenderer||(this._silhouetteRenderer=new $o(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new rn(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new on(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new vn(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new Pn(this._scene))}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new Zo(this._scene,!1)),this._colorRenderer}get colorRendererWithSAO(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new Zo(this._scene,!0)),this._colorRendererWithSAO}get flatColorRenderer(){return this._flatColorRenderer||(this._flatColorRenderer=new qo(this._scene,!1)),this._flatColorRenderer}get flatColorRendererWithSAO(){return this._flatColorRendererWithSAO||(this._flatColorRendererWithSAO=new qo(this._scene,!0)),this._flatColorRendererWithSAO}get colorTextureRenderer(){return this._colorTextureRenderer||(this._colorTextureRenderer=new dn(this._scene,!1)),this._colorTextureRenderer}get colorTextureRendererWithSAO(){return this._colorTextureRendererWithSAO||(this._colorTextureRendererWithSAO=new dn(this._scene,!0)),this._colorTextureRendererWithSAO}get colorTextureRendererAlphaCutoff(){return this._colorTextureRendererAlphaCutoff||(this._colorTextureRendererAlphaCutoff=new dn(this._scene,!1,{useAlphaCutoff:!0})),this._colorTextureRendererAlphaCutoff}get colorTextureRendererWithSAOAlphaCutoff(){return this._colorTextureRendererWithSAOAlphaCutoff||(this._colorTextureRendererWithSAOAlphaCutoff=new dn(this._scene,!0,{useAlphaCutoff:!0})),this._colorTextureRendererWithSAOAlphaCutoff}get pbrRenderer(){return this._pbrRenderer||(this._pbrRenderer=new cn(this._scene,!1)),this._pbrRenderer}get pbrRendererWithSAO(){return this._pbrRendererWithSAO||(this._pbrRendererWithSAO=new cn(this._scene,!0)),this._pbrRendererWithSAO}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new $o(this._scene)),this._silhouetteRenderer}get depthRenderer(){return this._depthRenderer||(this._depthRenderer=new ln(this._scene)),this._depthRenderer}get normalsRenderer(){return this._normalsRenderer||(this._normalsRenderer=new An(this._scene)),this._normalsRenderer}get edgesRenderer(){return this._edgesRenderer||(this._edgesRenderer=new tn(this._scene)),this._edgesRenderer}get edgesColorRenderer(){return this._edgesColorRenderer||(this._edgesColorRenderer=new sn(this._scene)),this._edgesColorRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new rn(this._scene)),this._pickMeshRenderer}get pickNormalsRenderer(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new nn(this._scene)),this._pickNormalsRenderer}get pickNormalsFlatRenderer(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new un(this._scene)),this._pickNormalsFlatRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new on(this._scene)),this._pickDepthRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new an(this._scene)),this._occlusionRenderer}get shadowRenderer(){return this._shadowRenderer||(this._shadowRenderer=new hn(this._scene)),this._shadowRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new Pn(this._scene)),this._snapRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new vn(this._scene)),this._snapInitRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorTextureRenderer&&this._colorTextureRenderer.destroy(),this._colorTextureRendererWithSAO&&this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererAlphaCutoff&&this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff&&this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._pbrRenderer&&this._pbrRenderer.destroy(),this._pbrRendererWithSAO&&this._pbrRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const Mn={};let En=65536,Fn=5e6;class In{constructor(){}set doublePrecisionEnabled(e){d.setDoublePrecisionEnabled(e)}get doublePrecisionEnabled(){return d.getDoublePrecisionEnabled()}set maxDataTextureHeight(e){(e=1024*Math.ceil(e/1024))>4096?e=4096:e<1024&&(e=1024),En=e}get maxDataTextureHeight(){return En}set maxGeometryBatchSize(e){e<1e5?e=1e5:e>5e6&&(e=5e6),Fn=e}get maxGeometryBatchSize(){return Fn}}const Dn=new In;class Sn{constructor(e=Dn.maxGeometryBatchSize){this.maxVerts=e,this.maxIndices=3*e,this.positions=[],this.colors=[],this.uv=[],this.metallicRoughness=[],this.normals=[],this.pickColors=[],this.offsets=[],this.indices=[],this.edgeIndices=[]}}const Tn=d.mat4(),Rn=d.mat4();function Ln(e,t,i){const s=e.length,r=new Uint16Array(s),o=t[0],n=t[1],a=t[2],l=t[3]-o,A=t[4]-n,h=t[5]-a,c=65525,u=c/l,p=c/A,f=c/h,g=e=>e>=0?e:0;for(let t=0;t<s;t+=3)r[t+0]=Math.floor(g(e[t+0]-o)*u),r[t+1]=Math.floor(g(e[t+1]-n)*p),r[t+2]=Math.floor(g(e[t+2]-a)*f);return d.identityMat4(Tn),d.translationMat4v(t,Tn),d.identityMat4(Rn),d.scalingMat4v([l/c,A/c,h/c],Rn),d.mulMat4(Tn,Rn,i),r}function Un(e,t){const i=e[0],s=e[1],r=e[2],o=e[3]-i,n=e[4]-s,a=e[5]-r,l=65525;return d.identityMat4(Tn),d.translationMat4v(e,Tn),d.identityMat4(Rn),d.scalingMat4v([o/l,n/l,a/l],Rn),d.mulMat4(Tn,Rn,t),t}function On(e,t,i){let s=e[0]/(Math.abs(e[0])+Math.abs(e[1])+Math.abs(e[2])),r=e[1]/(Math.abs(e[0])+Math.abs(e[1])+Math.abs(e[2]));if(e[2]<0){let e=s,t=r;e=(1-Math.abs(r))*(s>=0?1:-1),t=(1-Math.abs(s))*(r>=0?1:-1),s=e,r=t}return new Int8Array([Math[t](127.5*s+(s<0?-1:0)),Math[i](127.5*r+(r<0?-1:0))])}function kn(e){let t=e[0],i=e[1];t/=t<0?127:128,i/=i<0?127:128;const s=1-Math.abs(t)-Math.abs(i);s<0&&(t=(1-Math.abs(i))*(t>=0?1:-1),i=(1-Math.abs(t))*(i>=0?1:-1));const r=Math.sqrt(t*t+i*i+s*s);return[t/r,i/r,s/r]}const Nn=d.mat4(),Qn=d.mat4(),Vn=d.vec4([0,0,0,1]),Hn=d.vec3(),jn=d.vec3(),Gn=d.vec3(),zn=d.vec3(),Wn=d.vec3(),Kn=d.vec3(),Xn=d.vec3();class Jn{constructor(e){this.model=e.model,this.sortId="TrianglesBatchingLayer"+(e.solid?"-solid":"-surface")+(e.autoNormals?"-autonormals":"-normals")+(e.textureSet&&e.textureSet.colorTexture?"-colorTexture":"")+(e.textureSet&&e.textureSet.metallicRoughnessTexture?"-metallicRoughnessTexture":""),this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=Mn[t];return i||(i=new Cn(e),Mn[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(()=>{i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(()=>{delete Mn[t],i._destroy()}))),i}(e.model.scene),this._buffer=new Sn(e.maxGeometryBatchSize),this._scratchMemory=e.scratchMemory,this._state=new vt({origin:d.vec3(),positionsBuf:null,offsetsBuf:null,normalsBuf:null,colorsBuf:null,uvBuf:null,metallicRoughnessBuf:null,flagsBuf:null,indicesBuf:null,edgeIndicesBuf:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,textureSet:e.textureSet,pbrSupported:!1}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=d.collapseAABB3(),this._portions=[],this._meshes=[],this._numVerts=0,this._aabb=d.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,e.positionsDecodeMatrix&&(this._state.positionsDecodeMatrix=d.mat4(e.positionsDecodeMatrix)),e.uvDecodeMatrix?(this._state.uvDecodeMatrix=d.mat3(e.uvDecodeMatrix),this._preCompressedUVsExpected=!0):this._preCompressedUVsExpected=!1,e.origin&&this._state.origin.set(e.origin),this.solid=!!e.solid,this.primitive=e.primitive}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e,t){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts&&this._buffer.indices.length+t<this._buffer.maxIndices}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=t.positions,s=t.positionsCompressed,r=t.normals,o=t.normalsCompressed,n=t.uv,a=t.uvCompressed,l=t.colors,A=t.colorsCompressed,h=t.indices,c=t.edgeIndices,u=t.color,p=t.metallic,f=t.roughness,g=t.opacity,m=t.meshMatrix,_=t.pickColor,v=this.model.scene,b=this._buffer,y=b.positions.length/3;let x;if(d.expandAABB3(this._modelAABB,t.aabb),this._state.positionsDecodeMatrix){if(!s)throw"positionsCompressed expected";x=s.length/3;for(let e=0,t=s.length;e<t;e++)b.positions.push(s[e])}else{if(!i)throw"positions expected";x=i.length/3;for(let e=0,t=i.length;e<t;e++)b.positions.push(i[e])}if(o&&o.length>0)for(let e=0,t=o.length;e<t;e++)b.normals.push(o[e]);else if(r&&r.length>0){const e=Nn;m?d.inverseMat4(d.transposeMat4(m,Qn),e):d.identityMat4(e,e),function(e,t,i,s,r){function o(e,t){return e[0]*t[0]+e[1]*t[1]+e[2]*t[2]}let n,a,l,A,h,c,u=new Float32Array([0,0,0,0]),p=new Float32Array([0,0,0,0]);for(c=0;c<i;c+=3)u[0]=t[c],u[1]=t[c+1],u[2]=t[c+2],d.transformVec3(e,u,p),d.normalizeVec3(p,p),l=n=On(p,"floor","floor"),a=kn(n),A=h=o(p,a),n=On(p,"ceil","floor"),a=kn(n),A=o(p,a),A>h&&(l=n,h=A),n=On(p,"floor","ceil"),a=kn(n),A=o(p,a),A>h&&(l=n,h=A),n=On(p,"ceil","ceil"),a=kn(n),A=o(p,a),A>h&&(l=n,h=A),s[r+c+0]=l[0],s[r+c+1]=l[1],s[r+c+2]=0}(e,r,r.length,b.normals,b.normals.length)}if(l)for(let e=0,t=l.length;e<t;e+=3)b.colors.push(255*l[e]),b.colors.push(255*l[e+1]),b.colors.push(255*l[e+2]),b.colors.push(255);else if(A)for(let e=0,t=l.length;e<t;e+=3)b.colors.push(l[e]),b.colors.push(l[e+1]),b.colors.push(l[e+2]),b.colors.push(255);else if(u){const e=u[0],t=u[1],i=u[2],s=g;for(let r=0;r<x;r++)b.colors.push(e),b.colors.push(t),b.colors.push(i),b.colors.push(s)}const B=null!=p?p:0,w=null!=f?f:255;for(let e=0;e<x;e++)b.metallicRoughness.push(B),b.metallicRoughness.push(w);if(n&&n.length>0)for(let e=0,t=n.length;e<t;e++)b.uv.push(n[e]);else if(a&&a.length>0)for(let e=0,t=a.length;e<t;e++)b.uv.push(a[e]);for(let e=0,t=h.length;e<t;e++)b.indices.push(y+h[e]);if(c)for(let e=0,t=c.length;e<t;e++)b.edgeIndices.push(y+c[e]);{const e=b.pickColors.length;for(let t=e,i=e+4*x;t<i;t+=4)b.pickColors.push(_[0]),b.pickColors.push(_[1]),b.pickColors.push(_[2]),b.pickColors.push(_[3])}if(v.entityOffsetsEnabled)for(let e=0;e<x;e++)b.offsets.push(0),b.offsets.push(0),b.offsets.push(0);const P=this._portions.length,C={vertsBaseIndex:y,numVerts:x,indicesBaseIndex:b.indices.length-h.length,numIndices:h.length};return v.readableGeometryEnabled&&(C.indices=h,v.entityOffsetsEnabled&&(C.offset=new Float32Array(3))),this._portions.push(C),this._numPortions++,this.model.numPortions++,this._numVerts+=C.numVerts,this._meshes.push(e),P}finalize(){if(this._finalized)return;const e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0){const s=this._state.positionsDecodeMatrix?new Uint16Array(i.positions):Ln(i.positions,this._modelAABB,this._state.positionsDecodeMatrix=d.mat4());if(e.positionsBuf=new $e(t,t.ARRAY_BUFFER,s,s.length,3,t.STATIC_DRAW),this.model.scene.readableGeometryEnabled)for(let e=0,t=this._portions.length;e<t;e++){const t=this._portions[e],i=3*t.vertsBaseIndex,r=i+3*t.numVerts;t.quantizedPositions=s.slice(i,r)}}if(i.normals.length>0){const s=new Int8Array(i.normals);let r=!0;e.normalsBuf=new $e(t,t.ARRAY_BUFFER,s,i.normals.length,3,t.STATIC_DRAW,r)}if(i.colors.length>0){const s=new Uint8Array(i.colors);let r=!1;e.colorsBuf=new $e(t,t.ARRAY_BUFFER,s,i.colors.length,4,t.DYNAMIC_DRAW,r)}if(i.uv.length>0)if(e.uvDecodeMatrix){let s=!1;e.uvBuf=new $e(t,t.ARRAY_BUFFER,i.uv,i.uv.length,2,t.STATIC_DRAW,s)}else{const s=qt.getUVBounds(i.uv),r=qt.compressUVs(i.uv,s.min,s.max),o=r.quantized;let n=!1;e.uvDecodeMatrix=d.mat3(r.decodeMatrix),e.uvBuf=new $e(t,t.ARRAY_BUFFER,o,o.length,2,t.STATIC_DRAW,n)}if(i.metallicRoughness.length>0){const s=new Uint8Array(i.metallicRoughness);let r=!1;e.metallicRoughnessBuf=new $e(t,t.ARRAY_BUFFER,s,i.metallicRoughness.length,2,t.STATIC_DRAW,r)}if(i.positions.length>0){const s=i.positions.length/3,r=new Float32Array(s),o=!1;e.flagsBuf=new $e(t,t.ARRAY_BUFFER,r,r.length,1,t.DYNAMIC_DRAW,o)}if(i.pickColors.length>0){const s=new Uint8Array(i.pickColors);let r=!1;e.pickColorsBuf=new $e(t,t.ARRAY_BUFFER,s,i.pickColors.length,4,t.STATIC_DRAW,r)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){const s=new Float32Array(i.offsets);e.offsetsBuf=new $e(t,t.ARRAY_BUFFER,s,i.offsets.length,3,t.DYNAMIC_DRAW)}if(i.indices.length>0){const s=new Uint32Array(i.indices);e.indicesBuf=new $e(t,t.ELEMENT_ARRAY_BUFFER,s,i.indices.length,1,t.STATIC_DRAW)}if(i.edgeIndices.length>0){const s=new Uint32Array(i.edgeIndices);e.edgeIndicesBuf=new $e(t,t.ELEMENT_ARRAY_BUFFER,s,i.edgeIndices.length,1,t.STATIC_DRAW)}this._state.pbrSupported=!!(e.metallicRoughnessBuf&&e.uvBuf&&e.normalsBuf&&e.textureSet&&e.textureSet.colorTexture&&e.textureSet.metallicRoughnessTexture),this._state.colorTextureSupported=!!e.uvBuf&&!!e.textureSet&&!!e.textureSet.colorTexture,this._buffer=null,this._finalized=!0}isEmpty(){return!this._state.indicesBuf}initFlags(e,t,i){t&te&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ae&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ne&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&le&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&re&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Ae&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&se&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&ie&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,!0)}flushInitFlags(){this._setDeferredFlags()}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&Ae?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&re?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";const i=e,s=this._portions[i],r=4*s.vertsBaseIndex,o=4*s.numVerts,n=this._scratchMemory.getUInt8Array(o),a=t[0],l=t[1],A=t[2],h=t[3];for(let e=0;e<o;e+=4)n[e+0]=a,n[e+1]=l,n[e+2]=A,n[e+3]=h;this._state.colorsBuf&&this._state.colorsBuf.setData(n,r,o)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i,s=!1){if(!this._finalized)throw"Not finalized";const r=e,o=this._portions[r],n=o.vertsBaseIndex,a=o.numVerts,l=!!(t&te),A=!!(t&ne),h=!!(t&ae),c=!!(t&le),u=!!(t&Ae),d=!!(t&se),p=!!(t&ie);let f,g;f=!l||p||A||h&&!this.model.scene.highlightMaterial.glowThrough||c&&!this.model.scene.selectedMaterial.glowThrough?Ho.NOT_RENDERED:i?Ho.COLOR_TRANSPARENT:Ho.COLOR_OPAQUE,g=!l||p?Ho.NOT_RENDERED:c?Ho.SILHOUETTE_SELECTED:h?Ho.SILHOUETTE_HIGHLIGHTED:A?Ho.SILHOUETTE_XRAYED:Ho.NOT_RENDERED;let m=0;m=!l||p?Ho.NOT_RENDERED:c?Ho.EDGES_SELECTED:h?Ho.EDGES_HIGHLIGHTED:A?Ho.EDGES_XRAYED:u?i?Ho.EDGES_COLOR_TRANSPARENT:Ho.EDGES_COLOR_OPAQUE:Ho.NOT_RENDERED;let _=l&&!p&&d?Ho.PICK:Ho.NOT_RENDERED;const v=t&re?1:0;if(s){this._deferredFlagValues||(this._deferredFlagValues=new Float32Array(this._numVerts));for(let e=n,t=n+a;e<t;e++){let t=0;t|=f,t|=g<<4,t|=m<<8,t|=_<<12,t|=v<<16,this._deferredFlagValues[e]=t}}else if(this._state.flagsBuf){const e=this._scratchMemory.getFloat32Array(a);for(let t=0;t<a;t++){let i=0;i|=f,i|=g<<4,i|=m<<8,i|=_<<12,i|=v<<16,e[t]=i}this._state.flagsBuf.setData(e,n,a)}}_setDeferredFlags(){this._deferredFlagValues&&(this._state.flagsBuf.setData(this._deferredFlagValues),this._deferredFlagValues=null)}setOffset(e,t){if(!this._finalized)throw"Not finalized";if(!this.model.scene.entityOffsetsEnabled)return void this.model.error("Entity#offset not enabled for this Viewer");const i=e,s=this._portions[i],r=3*s.vertsBaseIndex,o=3*s.numVerts,n=this._scratchMemory.getFloat32Array(o),a=t[0],l=t[1],A=t[2];for(let e=0;e<o;e+=3)n[e+0]=a,n[e+1]=l,n[e+2]=A;this._state.offsetsBuf&&this._state.offsetsBuf.setData(n,r,o),this.model.scene.readableGeometryEnabled&&(s.offset[0]=t[0],s.offset[1]=t[1],s.offset[2]=t[2])}getEachVertex(e,t){if(!this.model.scene.readableGeometryEnabled)return;const i=this._state,s=this._portions[e];if(!s)return void this.model.error("portion not found: "+e);const r=s.quantizedPositions,o=this.model.matrix,n=d.vec4();n.set(i.origin,0),n[3]=1,d.mulMat4v4(o,n,n);const a=n[0],l=n[1],A=n[2],h=Vn,c=i.positionsDecodeMatrix;for(let e=0,i=r.length;e<i;e+=3)h[0]=r[e],h[1]=r[e+1],h[2]=r[e+2],h[3]=1,d.decompressPosition(h,c),h[3]=1,d.mulMat4v4(o,h,h),h[0]+=a,h[1]+=l,h[2]+=A,t(h)}getEachIndex(e,t){if(!this.model.scene.readableGeometryEnabled)return;const i=this._portions[e];if(!i)return void this.model.error("portion not found: "+e);const s=i.indices;for(let e=0,i=s.length;e<i;e++)t(s[e])}getElementsCountAndOffset(e){let t=null,i=null;const s=this._portions[e];return s&&(t=s.numIndices,i=s.indicesBaseIndex),{count:t,offset:i}}drawColorOpaque(e,t){if(this._numCulledLayerPortions===this._numPortions||0===this._numVisibleLayerPortions||this._numTransparentLayerPortions===this._numPortions||this._numXRayedLayerPortions===this._numPortions)return;this._updateBackfaceCull(e,t);const i=this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff;t.withSAO&&this.model.saoEnabled?t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRendererWithSAO&&this._renderers.pbrRendererWithSAO.drawLayer(t,this,Ho.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererWithSAOAlphaCutoff&&this._renderers.colorTextureRendererWithSAOAlphaCutoff.drawLayer(t,this,Ho.COLOR_OPAQUE):this._renderers.colorTextureRendererWithSAO&&this._renderers.colorTextureRendererWithSAO.drawLayer(t,this,Ho.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,Ho.COLOR_OPAQUE):this._renderers.flatColorRendererWithSAO&&this._renderers.flatColorRendererWithSAO.drawLayer(t,this,Ho.COLOR_OPAQUE):t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,Ho.COLOR_OPAQUE):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE)}_updateBackfaceCull(e,t){const i=this.model.backfaces||!this.solid||e.sectioned;if(t.backfaces!==i){const e=t.gl;i?e.disable(e.CULL_FACE):e.enable(e.CULL_FACE),t.backfaces=i}}drawColorTransparent(e,t){if(this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions)if(this._updateBackfaceCull(e,t),t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported)this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT);else if(t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported){this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,Ho.COLOR_TRANSPARENT):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT)}else this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT)}drawDepth(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE))}drawNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE))}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_XRAYED))}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_HIGHLIGHTED))}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_SELECTED))}drawEdgesColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Ho.EDGES_COLOR_OPAQUE)}drawEdgesColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&0!==this._numTransparentLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Ho.EDGES_COLOR_TRANSPARENT)}drawEdgesHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ho.EDGES_HIGHLIGHTED)}drawEdgesSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ho.EDGES_SELECTED)}drawEdgesXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ho.EDGES_XRAYED)}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE))}drawShadow(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE))}drawPickMesh(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Ho.PICK))}drawPickDepths(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Ho.PICK))}drawPickNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsFlatRenderer&&this._renderers.pickNormalsFlatRenderer.drawLayer(t,this,Ho.PICK))}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ho.PICK))}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ho.PICK))}precisionRayPickSurface(e,t,i,s,r){if(!this.model.scene.readableGeometryEnabled)return!1;const o=this._state,n=this._portions[e];if(!n)return this.model.error("portion not found: "+e),!1;const a=n.quantizedPositions,l=n.indices,A=o.origin,h=n.offset,c=Hn,u=jn;c.set(A?d.subVec3(t,A,Gn):t),u.set(i),h&&d.subVec3(c,h),d.transformRay(this.model.worldNormalMatrix,c,u,c,u);const p=zn,f=Wn,g=Kn;let m=!1,_=0;const v=Xn;for(let e=0,i=l.length;e<i;e+=3){const i=3*l[e],n=3*l[e+1],b=3*l[e+2];if(p[0]=a[i],p[1]=a[i+1],p[2]=a[i+2],f[0]=a[n],f[1]=a[n+1],f[2]=a[n+2],g[0]=a[b],g[1]=a[b+1],g[2]=a[b+2],d.decompressPosition(p,o.positionsDecodeMatrix),d.decompressPosition(f,o.positionsDecodeMatrix),d.decompressPosition(g,o.positionsDecodeMatrix),d.rayTriangleIntersect(c,u,p,f,g,v)){d.transformPoint3(this.model.worldMatrix,v,v),h&&d.addVec3(v,h),A&&d.addVec3(v,A);const e=Math.abs(d.lenVec3(d.subVec3(v,t,[])));(!m||e>_)&&(_=e,s.set(v),r&&d.triangleNormal(p,f,g,r),m=!0)}}return m&&r&&(d.transformVec3(this.model.worldNormalMatrix,r,r),d.normalizeVec3(r)),m}destroy(){const e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.normalsBuf&&(e.normalsBuf.destroy(),e.normalsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.indicesBuf&&(e.indicesBuf.destroy(),e.indicessBuf=null),e.edgeIndicesBuf&&(e.edgeIndicesBuf.destroy(),e.edgeIndicessBuf=null),e.destroy()}}class Yn extends Jo{constructor(e,t,{edges:i=!1,useAlphaCutoff:s=!1}={}){super(e,t,{instancing:!0,edges:i,useAlphaCutoff:s})}_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;this._edges?t.drawElementsInstanced(t.LINES,i.edgeIndicesBuf.numItems,i.edgeIndicesBuf.itemType,0,i.numInstances):(t.drawElementsInstanced(t.TRIANGLES,i.indicesBuf.numItems,i.indicesBuf.itemType,0,i.numInstances),r&&s.drawElements++)}}class Zn extends Yn{_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0;let r,o,n;const a=[];for(a.push("#version 300 es"),a.push("// Instancing geometry drawing vertex shader"),a.push("uniform int renderPass;"),a.push("in vec3 position;"),a.push("in vec2 normal;"),a.push("in vec4 color;"),a.push("in float flags;"),e.entityOffsetsEnabled&&a.push("in vec3 offset;"),a.push("in vec4 modelMatrixCol0;"),a.push("in vec4 modelMatrixCol1;"),a.push("in vec4 modelMatrixCol2;"),a.push("in vec4 modelNormalMatrixCol0;"),a.push("in vec4 modelNormalMatrixCol1;"),a.push("in vec4 modelNormalMatrixCol2;"),this._addMatricesUniformBlockLines(a,!0),e.logarithmicDepthBufferEnabled&&(a.push("uniform float logDepthBufFC;"),a.push("out float vFragDepth;"),a.push("bool isPerspectiveMatrix(mat4 m) {"),a.push("    return (m[2][3] == - 1.0);"),a.push("}"),a.push("out float isPerspective;")),a.push("uniform vec4 lightAmbient;"),r=0,o=i.lights.length;r<o;r++)n=i.lights[r],"ambient"!==n.type&&(a.push("uniform vec4 lightColor"+r+";"),"dir"===n.type&&a.push("uniform vec3 lightDir"+r+";"),"point"===n.type&&a.push("uniform vec3 lightPos"+r+";"),"spot"===n.type&&(a.push("uniform vec3 lightPos"+r+";"),a.push("uniform vec3 lightDir"+r+";")));for(a.push("vec3 octDecode(vec2 oct) {"),a.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),a.push("    if (v.z < 0.0) {"),a.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),a.push("    }"),a.push("    return normalize(v);"),a.push("}"),s&&(a.push("out vec4 vWorldPosition;"),a.push("out float vFlags;")),a.push("out vec4 vColor;"),a.push("void main(void) {"),a.push("int colorFlag = int(flags) & 0xF;"),a.push("if (colorFlag != renderPass) {"),a.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),a.push("} else {"),a.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),a.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&a.push("worldPosition.xyz = worldPosition.xyz + offset;"),a.push("vec4 viewPosition  = viewMatrix * worldPosition; "),a.push("vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),a.push("vec4 worldNormal = worldNormalMatrix * vec4(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2), 0.0);"),a.push("vec3 viewNormal = normalize(vec4(viewNormalMatrix * worldNormal).xyz);"),a.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),a.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),a.push("float lambertian = 1.0;"),r=0,o=i.lights.length;r<o;r++)if(n=i.lights[r],"ambient"!==n.type){if("dir"===n.type)"view"===n.space?a.push("viewLightDir = normalize(lightDir"+r+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+r+", 0.0)).xyz);");else if("point"===n.type)"view"===n.space?a.push("viewLightDir = -normalize(lightPos"+r+" - viewPosition.xyz);"):a.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+r+", 0.0)).xyz);");else{if("spot"!==n.type)continue;"view"===n.space?a.push("viewLightDir = normalize(lightDir"+r+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+r+", 0.0)).xyz);")}a.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),a.push("reflectedColor += lambertian * (lightColor"+r+".rgb * lightColor"+r+".a);")}return a.push("vec3 rgb = (vec3(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0));"),a.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),a.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(a.push("vFragDepth = 1.0 + clipPos.w;"),a.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(a.push("vWorldPosition = worldPosition;"),a.push("vFlags = flags;")),a.push("gl_Position = clipPos;"),a.push("}"),a.push("}"),a}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor                = vec4(newColor.rgb * ambient, 1.0);")):s.push("    outColor           = newColor;"),s.push("}"),s}}class qn extends Yn{_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry flat-shading drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState;let s,r;const o=t.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Instancing geometry flat-shading drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),o){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");n.push("uniform float sliceThickness;"),n.push("uniform vec4 sliceColor;")}for(this._addMatricesUniformBlockLines(n),n.push("uniform vec4 lightAmbient;"),s=0,r=i.lights.length;s<r;s++){const e=i.lights[s];"ambient"!==e.type&&(n.push("uniform vec4 lightColor"+s+";"),"dir"===e.type&&n.push("uniform vec3 lightDir"+s+";"),"point"===e.type&&n.push("uniform vec3 lightPos"+s+";"),"spot"===e.type&&(n.push("uniform vec3 lightPos"+s+";"),n.push("uniform vec3 lightDir"+s+";")))}if(n.push("in vec4 vViewPosition;"),n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),n.push("  vec4 newColor;"),n.push("  newColor = vColor;"),o){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > sliceThickness) { "),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      newColor = sliceColor;"),n.push("  }"),n.push("}")}for(n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;"),n.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),n.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),n.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );"),s=0,r=i.lights.length;s<r;s++){const e=i.lights[s];if("ambient"!==e.type){if("dir"===e.type)"view"===e.space?n.push("viewLightDir = normalize(lightDir"+s+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+s+", 0.0)).xyz);");else if("point"===e.type)"view"===e.space?n.push("viewLightDir = -normalize(lightPos"+s+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+s+", 0.0)).xyz);");else{if("spot"!==e.type)continue;"view"===e.space?n.push("viewLightDir = normalize(lightDir"+s+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+s+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+s+".rgb * lightColor"+s+".a);")}}return n.push("vec4 fragColor = vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   outColor            = vec4(fragColor.rgb * ambient, 1.0);")):n.push("    outColor           = fragColor;"),e.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}class $n extends Yn{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 color;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 silhouetteColor;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vColor = vec4(silhouetteColor.r, silhouetteColor.g, silhouetteColor.b, min(silhouetteColor.a, float(color.a) / 255.0));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing fill fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = newColor;"),s.push("}"),s}}class ea extends Yn{constructor(e,t){super(e,t,{instancing:!0,edges:!0})}}class ta extends ea{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesEmphasisRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("uniform vec4 color;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// EdgesEmphasisRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class ia extends ea{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!1})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesColorRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(float(color.r*0.5) / 255.0, float(color.g*0.5) / 255.0, float(color.b*0.5) / 255.0, float(color.a) / 255.0);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// EdgesColorRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class sa extends Yn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry picking vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 pickColor;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry picking fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vPickColor; "),s.push("}"),s}}class ra extends Yn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("  vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}class oa extends Yn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec2 normal;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("in vec4 modelNormalMatrixCol0;"),i.push("in vec4 modelNormalMatrixCol1;"),i.push("in vec4 modelNormalMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vWorldNormal;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),i.push("  vec3 worldNormal = vec3(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2));"),i.push("  vWorldNormal = worldNormal;"),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vWorldNormal;"),s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("if (sectionPlaneActive"+r+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push(`    outNormal = ivec4(vWorldNormal * float(${d.MAX_INT}), 1.0);`),s.push("}"),s}}class na extends Yn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesInstancingOcclusionRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesInstancingOcclusionRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}}class aa extends Yn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry depth drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec2 vHighPrecisionZW;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Instancing geometry depth drawing fragment shader"),o.push("precision highp float;"),o.push("precision highp int;"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r)for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");if(o.push("in vec2 vHighPrecisionZW;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){for(o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("if (sectionPlaneActive"+i+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+i+".xyz, vWorldPosition.xyz - sectionPlanePos"+i+".xyz), 0.0, 1000.0);"),o.push("}");o.push("if (dist > 0.0) { discard; }"),o.push("}")}return e.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),o.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),o.push("}"),o}}class la extends Yn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i,!0),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("  vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry depth drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}class Aa extends Yn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry shadow drawing vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("bool visible = (colorFlag > 0);"),i.push("bool transparent  = ((float(color.a) / 255.0) < 1.0);"),i.push("if (!visible || transparent) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  gl_Position = shadowProjMatrix * viewPosition;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry depth drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}const ha={3e3:"linearToLinear",3001:"sRGBToLinear"};class ca extends Yn{_getHash(){const e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0,r=t.clippingCaps,o=[];return o.push("#version 300 es"),o.push("// Instancing geometry quality drawing vertex shader"),o.push("uniform int renderPass;"),o.push("in vec3 position;"),o.push("in vec3 normal;"),o.push("in vec4 color;"),o.push("in vec2 uv;"),o.push("in vec2 metallicRoughness;"),o.push("in float flags;"),e.entityOffsetsEnabled&&o.push("in vec3 offset;"),o.push("in vec4 modelMatrixCol0;"),o.push("in vec4 modelMatrixCol1;"),o.push("in vec4 modelMatrixCol2;"),o.push("in vec4 modelNormalMatrixCol0;"),o.push("in vec4 modelNormalMatrixCol1;"),o.push("in vec4 modelNormalMatrixCol2;"),this._addMatricesUniformBlockLines(o,!0),o.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;")),o.push("vec3 octDecode(vec2 oct) {"),o.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),o.push("    if (v.z < 0.0) {"),o.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),o.push("    }"),o.push("    return normalize(v);"),o.push("}"),o.push("out vec4 vViewPosition;"),o.push("out vec3 vViewNormal;"),o.push("out vec4 vColor;"),o.push("out vec2 vUV;"),o.push("out vec2 vMetallicRoughness;"),i.lightMaps.length>0&&o.push("out vec3 vWorldNormal;"),s&&(o.push("out vec4 vWorldPosition;"),o.push("out float vFlags;"),r&&o.push("out vec4 vClipPosition;")),o.push("void main(void) {"),o.push("int colorFlag = int(flags) & 0xF;"),o.push("if (colorFlag != renderPass) {"),o.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),o.push("} else {"),o.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),o.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&o.push("      worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix * worldPosition; "),o.push("vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),o.push("vec4 worldNormal = worldNormalMatrix * vec4(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2), 1.0);"),o.push("vec3 viewNormal = vec4(viewNormalMatrix * worldNormal).xyz;"),o.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(o.push("vWorldPosition = worldPosition;"),o.push("vFlags = flags;"),r&&o.push("vClipPosition = clipPos;")),o.push("vViewPosition = viewPosition;"),o.push("vViewNormal = viewNormal;"),o.push("vColor = color;"),o.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),o.push("vMetallicRoughness = metallicRoughness;"),i.lightMaps.length>0&&o.push("vWorldNormal = worldNormal.xyz;"),o.push("gl_Position = clipPos;"),o.push("}"),o.push("}"),o}_buildFragmentShader(){const e=this._scene,t=e.gammaOutput,i=e._sectionPlanesState,s=e._lightsState,r=i.getNumAllocatedSectionPlanes()>0,o=i.clippingCaps,n=[];n.push("#version 300 es"),n.push("// Instancing geometry quality drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),n.push("uniform sampler2D uColorMap;"),n.push("uniform sampler2D uMetallicRoughMap;"),n.push("uniform sampler2D uEmissiveMap;"),n.push("uniform sampler2D uNormalMap;"),this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),s.reflectionMaps.length>0&&n.push("uniform samplerCube reflectionMap;"),s.lightMaps.length>0&&n.push("uniform samplerCube lightMap;"),n.push("uniform vec4 lightAmbient;");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];"ambient"!==t.type&&(n.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&n.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&n.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(n.push("uniform vec3 lightPos"+e+";"),n.push("uniform vec3 lightDir"+e+";")))}if(n.push("uniform float gammaFactor;"),n.push("vec4 linearToLinear( in vec4 value ) {"),n.push("  return value;"),n.push("}"),n.push("vec4 sRGBToLinear( in vec4 value ) {"),n.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),n.push("}"),n.push("vec4 gammaToLinear( in vec4 value) {"),n.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),n.push("}"),t&&(n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}")),r){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),o&&n.push("in vec4 vClipPosition;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";")}if(n.push("in vec4 vViewPosition;"),n.push("in vec3 vViewNormal;"),n.push("in vec4 vColor;"),n.push("in vec2 vUV;"),n.push("in vec2 vMetallicRoughness;"),s.lightMaps.length>0&&n.push("in vec3 vWorldNormal;"),this._addMatricesUniformBlockLines(n,!0),n.push("#define PI 3.14159265359"),n.push("#define RECIPROCAL_PI 0.31830988618"),n.push("#define RECIPROCAL_PI2 0.15915494"),n.push("#define EPSILON 1e-6"),n.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),n.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),n.push("       vec3 texel = texture( uNormalMap, uv ).xyz;"),n.push("       if (texel.r == 0.0 && texel.g == 0.0 && texel.b == 0.0) {"),n.push("              return normalize(surf_norm );"),n.push("       }"),n.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),n.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),n.push("      vec2 st0 = dFdx( uv.st );"),n.push("      vec2 st1 = dFdy( uv.st );"),n.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),n.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),n.push("      vec3 N = normalize( surf_norm );"),n.push("      vec3 mapN = texel.xyz * 2.0 - 1.0;"),n.push("      mat3 tsn = mat3( S, T, N );"),n.push("      return normalize( tsn * mapN );"),n.push("}"),n.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),n.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),n.push("}"),n.push("struct IncidentLight {"),n.push("   vec3 color;"),n.push("   vec3 direction;"),n.push("};"),n.push("struct ReflectedLight {"),n.push("   vec3 diffuse;"),n.push("   vec3 specular;"),n.push("};"),n.push("struct Geometry {"),n.push("   vec3 position;"),n.push("   vec3 viewNormal;"),n.push("   vec3 worldNormal;"),n.push("   vec3 viewEyeDir;"),n.push("};"),n.push("struct Material {"),n.push("   vec3    diffuseColor;"),n.push("   float   specularRoughness;"),n.push("   vec3    specularColor;"),n.push("   float   shine;"),n.push("};"),n.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),n.push("   float r = ggxRoughness + 0.0001;"),n.push("   return (2.0 / (r * r) - 2.0);"),n.push("}"),n.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),n.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),n.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),n.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),n.push("}"),s.reflectionMaps.length>0&&(n.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),n.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),n.push("   vec3 envMapColor = "+ha[s.reflectionMaps[0].encoding]+"(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),n.push("  return envMapColor;"),n.push("}")),n.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),n.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),n.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),n.push("}"),n.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),n.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),n.push("   return 1.0 / ( gl * gv );"),n.push("}"),n.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),n.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),n.push("   return 0.5 / max( gv + gl, EPSILON );"),n.push("}"),n.push("float D_GGX(const in float alpha, const in float dotNH) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),n.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),n.push("}"),n.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),n.push("   float alpha = ( roughness * roughness );"),n.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),n.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),n.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),n.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),n.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),n.push("   vec3  F = F_Schlick( specularColor, dotLH );"),n.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),n.push("   float D = D_GGX( alpha, dotNH );"),n.push("   return F * (G * D);"),n.push("}"),n.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),n.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),n.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),n.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),n.push("   vec4 r = roughness * c0 + c1;"),n.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),n.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),n.push("   return specularColor * AB.x + AB.y;"),n.push("}"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&(n.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),s.lightMaps.length>0&&(n.push("   vec3 irradiance = "+ha[s.lightMaps[0].encoding]+"(texture(lightMap, geometry.worldNormal)).rgb;"),n.push("   irradiance *= PI;"),n.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),n.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),s.reflectionMaps.length>0&&(n.push("   vec3 reflectVec             = reflect(geometry.viewEyeDir, geometry.viewNormal);"),n.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),n.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),n.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),n.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),n.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),n.push("}")),n.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),n.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),n.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),n.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),n.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),n.push("}"),n.push("out vec4 outColor;"),n.push("void main(void) {"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");o?(n.push("  if (dist > (0.002 * vClipPosition.w)) {"),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      outColor=vec4(1.0, 0.0, 0.0, 1.0);"),e.logarithmicDepthBufferEnabled&&n.push("  gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("  return;"),n.push("}")):(n.push("  if (dist > 0.0) { "),n.push("      discard;"),n.push("  }")),n.push("}")}n.push("IncidentLight  light;"),n.push("Material       material;"),n.push("Geometry       geometry;"),n.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),n.push("vec3 rgb = (vec3(float(vColor.r) / 255.0, float(vColor.g) / 255.0, float(vColor.b) / 255.0));"),n.push("float opacity = float(vColor.a) / 255.0;"),n.push("vec3  baseColor = rgb;"),n.push("float specularF0 = 1.0;"),n.push("float metallic = float(vMetallicRoughness.r) / 255.0;"),n.push("float roughness = float(vMetallicRoughness.g) / 255.0;"),n.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),n.push("vec4 colorTexel = sRGBToLinear(texture(uColorMap, vUV));"),n.push("baseColor *= colorTexel.rgb;"),n.push("vec3 metalRoughTexel = texture(uMetallicRoughMap, vUV).rgb;"),n.push("metallic *= metalRoughTexel.b;"),n.push("roughness *= metalRoughTexel.g;"),n.push("vec3 viewNormal = perturbNormal2Arb( vViewPosition.xyz, normalize(vViewNormal), vUV );"),n.push("material.diffuseColor      = baseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),n.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),n.push("material.specularColor     = mix(vec3(dielectricSpecular), baseColor, metallic);"),n.push("geometry.position      = vViewPosition.xyz;"),n.push("geometry.viewNormal    = -normalize(viewNormal);"),n.push("geometry.viewEyeDir    = normalize(vViewPosition.xyz);"),s.lightMaps.length>0&&n.push("geometry.worldNormal   = normalize(vWorldNormal);"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&n.push("computePBRLightMapping(geometry, material, reflectedLight);");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?n.push("light.direction = normalize(lightDir"+e+");"):n.push("light.direction = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?n.push("light.direction = normalize(lightPos"+e+" - vViewPosition.xyz);"):n.push("light.direction = normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?n.push("light.direction = normalize(lightDir"+e+");"):n.push("light.direction = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}n.push("light.color =  lightColor"+e+".rgb * lightColor"+e+".a;"),n.push("computePBRLighting(light, geometry, material, reflectedLight);")}}return n.push("vec3 emissiveColor = sRGBToLinear(texture(uEmissiveMap, vUV)).rgb;"),n.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * baseColor * opacity * rgb) + (reflectedLight.diffuse) + (reflectedLight.specular) + emissiveColor;"),n.push("vec4 fragColor;"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   fragColor            = vec4(outgoingLight.rgb * ambient, opacity);")):n.push("   fragColor            = vec4(outgoingLight.rgb, opacity);"),t&&n.push("fragColor = linearToGamma(fragColor, gammaFactor);"),n.push("outColor = fragColor;"),e.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}class ua extends Yn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&i.push("out float vFlags;"),i.push("out vec4 vWorldPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&i.push("vFlags = flags;"),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("in vec4 vWorldPosition;"),i){s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("if (sectionPlaneActive"+r+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),s.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),s.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),s.push(`  outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),s.push("}"),s}}class da extends Yn{_getHash(){const e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in vec2 uv;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),i.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("out vec2 vUV;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e.gammaOutput,i=e._lightsState,s=e._sectionPlanesState,r=s.getNumAllocatedSectionPlanes()>0,o=this._useAlphaCutoff,n=[];if(n.push("#version 300 es"),n.push("// Instancing geometry drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),n.push("uniform sampler2D uColorMap;"),this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),n.push("uniform float gammaFactor;"),n.push("vec4 linearToLinear( in vec4 value ) {"),n.push("  return value;"),n.push("}"),n.push("vec4 sRGBToLinear( in vec4 value ) {"),n.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),n.push("}"),n.push("vec4 gammaToLinear( in vec4 value) {"),n.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),n.push("}"),t&&(n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}")),r){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;");for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");n.push("uniform float sliceThickness;"),n.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(n),n.push("uniform vec4 lightAmbient;");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];"ambient"!==t.type&&(n.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&n.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&n.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(n.push("uniform vec3 lightPos"+e+";"),n.push("uniform vec3 lightDir"+e+";")))}if(o&&n.push("uniform float materialAlphaCutoff;"),n.push("in vec4 vViewPosition;"),n.push("in vec4 vColor;"),n.push("in vec2 vUV;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),n.push("  vec4 newColor;"),n.push("  newColor = vColor;"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > sliceThickness) { "),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      newColor = sliceColor;"),n.push("  }"),n.push("}")}n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;"),n.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),n.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),n.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?n.push("viewLightDir = normalize(lightDir"+e+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?n.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?n.push("viewLightDir = normalize(lightDir"+e+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}return n.push("vec4 color =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),n.push("vec4 sampleColor = texture(uColorMap, vUV);"),o&&(n.push("if (sampleColor.a < materialAlphaCutoff) {"),n.push("   discard;"),n.push("}")),t&&n.push("sampleColor = sRGBToLinear(sampleColor);"),n.push("vec4 colorTexel = color * sampleColor;"),n.push("float opacity = color.a;"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   outColor                = vec4(colorTexel.rgb * ambient, opacity);")):n.push("   outColor                = vec4(colorTexel.rgb, opacity);"),t&&n.push("outColor = linearToGamma(outColor, gammaFactor);"),e.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}const pa=d.vec3(),fa=d.vec3(),ga=d.vec3(),ma=d.vec3(),_a=d.mat4();class va extends Jo{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.canvas.gl,n=r.camera,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,c=t.aabb,u=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=pa;let f,g;if(p[0]=d.safeInv(c[3]-c[0])*d.MAX_INT,p[1]=d.safeInv(c[4]-c[1])*d.MAX_INT,p[2]=d.safeInv(c[5]-c[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(p[0]),e.snapPickCoordinateScale[1]=d.safeInv(p[1]),e.snapPickCoordinateScale[2]=d.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=fa;if(l){const e=d.transformPoint3(h,l,ga);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=Y(u,t,_a),g=ma,g[0]=n.eye[0]-t[0],g[1]=n.eye[1]-t[1],g[2]=n.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=u,g=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,g),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,p),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1)),a.indicesBuf.bind(),o.drawElementsInstanced(o.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind(),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const ba=d.vec3(),ya=d.vec3(),xa=d.vec3(),Ba=d.vec3(),wa=d.mat4();class Pa extends Jo{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(t),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,c=t.aabb,u=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=ba;let f,g;if(p[0]=d.safeInv(c[3]-c[0])*d.MAX_INT,p[1]=d.safeInv(c[4]-c[1])*d.MAX_INT,p[2]=d.safeInv(c[5]-c[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(p[0]),e.snapPickCoordinateScale[1]=d.safeInv(p[1]),e.snapPickCoordinateScale[2]=d.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=ya;if(l){const e=d.transformPoint3(h,l,xa);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=Y(u,t,wa),g=Ba,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=u,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1),"edge"===e.snapMode?(a.edgeIndicesBuf.bind(),n.drawElementsInstanced(n.LINES,a.edgeIndicesBuf.numItems,a.edgeIndicesBuf.itemType,0,a.numInstances),a.edgeIndicesBuf.unbind()):n.drawArraysInstanced(n.POINTS,0,a.positionsBuf.numItems,a.numInstances),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class Ca{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorTextureRenderer&&!this._colorTextureRenderer.getValid()&&(this._colorTextureRenderer.destroy(),this._colorTextureRenderer=null),this._colorTextureRendererWithSAO&&!this._colorTextureRendererWithSAO.getValid()&&(this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererWithSAO=null),this._colorTextureRendererAlphaCutoff&&!this._colorTextureRendererAlphaCutoff.getValid()&&(this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererAlphaCutoff=null),this._colorTextureRendererWithSAOAlphaCutoff&&!this._colorTextureRendererWithSAOAlphaCutoff.getValid()&&(this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff=null),this._pbrRenderer&&!this._pbrRenderer.getValid()&&(this._pbrRenderer.destroy(),this._pbrRenderer=null),this._pbrRendererWithSAO&&!this._pbrRendererWithSAO.getValid()&&(this._pbrRendererWithSAO.destroy(),this._pbrRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}eagerCreateRenders(){this._silhouetteRenderer||(this._silhouetteRenderer=new $n(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new sa(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new ra(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new va(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new Pa(this._scene))}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new Zn(this._scene,!1)),this._colorRenderer}get colorRendererWithSAO(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new Zn(this._scene,!0)),this._colorRendererWithSAO}get flatColorRenderer(){return this._flatColorRenderer||(this._flatColorRenderer=new qn(this._scene,!1)),this._flatColorRenderer}get flatColorRendererWithSAO(){return this._flatColorRendererWithSAO||(this._flatColorRendererWithSAO=new qn(this._scene,!0)),this._flatColorRendererWithSAO}get colorTextureRenderer(){return this._colorTextureRenderer||(this._colorTextureRenderer=new da(this._scene,!1)),this._colorTextureRenderer}get colorTextureRendererWithSAO(){return this._colorTextureRendererWithSAO||(this._colorTextureRendererWithSAO=new da(this._scene,!0)),this._colorTextureRendererWithSAO}get colorTextureRendererAlphaCutoff(){return this._colorTextureRendererAlphaCutoff||(this._colorTextureRendererAlphaCutoff=new da(this._scene,!1,{useAlphaCutoff:!0})),this._colorTextureRendererAlphaCutoff}get colorTextureRendererWithSAOAlphaCutoff(){return this._colorTextureRendererWithSAOAlphaCutoff||(this._colorTextureRendererWithSAOAlphaCutoff=new da(this._scene,!0,{useAlphaCutoff:!0})),this._colorTextureRendererWithSAOAlphaCutoff}get pbrRenderer(){return this._pbrRenderer||(this._pbrRenderer=new ca(this._scene,!1)),this._pbrRenderer}get pbrRendererWithSAO(){return this._pbrRendererWithSAO||(this._pbrRendererWithSAO=new ca(this._scene,!0)),this._pbrRendererWithSAO}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new $n(this._scene)),this._silhouetteRenderer}get depthRenderer(){return this._depthRenderer||(this._depthRenderer=new aa(this._scene)),this._depthRenderer}get normalsRenderer(){return this._normalsRenderer||(this._normalsRenderer=new la(this._scene)),this._normalsRenderer}get edgesRenderer(){return this._edgesRenderer||(this._edgesRenderer=new ta(this._scene)),this._edgesRenderer}get edgesColorRenderer(){return this._edgesColorRenderer||(this._edgesColorRenderer=new ia(this._scene)),this._edgesColorRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new sa(this._scene)),this._pickMeshRenderer}get pickNormalsRenderer(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new oa(this._scene)),this._pickNormalsRenderer}get pickNormalsFlatRenderer(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new ua(this._scene)),this._pickNormalsFlatRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new ra(this._scene)),this._pickDepthRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new na(this._scene)),this._occlusionRenderer}get shadowRenderer(){return this._shadowRenderer||(this._shadowRenderer=new Aa(this._scene)),this._shadowRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new Pa(this._scene)),this._snapRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new va(this._scene)),this._snapInitRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorTextureRenderer&&this._colorTextureRenderer.destroy(),this._colorTextureRendererWithSAO&&this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererAlphaCutoff&&this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff&&this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._pbrRenderer&&this._pbrRenderer.destroy(),this._pbrRendererWithSAO&&this._pbrRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const Ma={};const Ea=new Uint8Array(4),Fa=new Float32Array(1),Ia=d.vec4([0,0,0,1]),Da=new Float32Array(3),Sa=d.vec3(),Ta=d.vec3(),Ra=d.vec3(),La=d.vec3(),Ua=d.vec3(),Oa=d.vec3(),ka=d.vec3(),Na=new Float32Array(4);class Qa{constructor(e){this.model=e.model,this.sortId="TrianglesInstancingLayer"+(e.solid?"-solid":"-surface")+(e.normals?"-normals":"-autoNormals"),this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=Ma[t];return i||(i=new Ca(e),Ma[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(()=>{i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(()=>{delete Ma[t],i._destroy()}))),i}(e.model.scene),this._aabb=d.collapseAABB3(),this._state=new vt({numInstances:0,obb:d.OBB3(),origin:d.vec3(),geometry:e.geometry,textureSet:e.textureSet,pbrSupported:!1,positionsDecodeMatrix:e.geometry.positionsDecodeMatrix,colorsBuf:null,metallicRoughnessBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null,modelNormalMatrixCol0Buf:null,modelNormalMatrixCol1Buf:null,modelNormalMatrixCol2Buf:null,pickColorsBuf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=e.geometry.numIndices,this._colors=[],this._metallicRoughness=[],this._pickColors=[],this._offsets=[],this._modelMatrix=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._modelNormalMatrixCol0=[],this._modelNormalMatrixCol1=[],this._modelNormalMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=d.collapseAABB3(),this.aabbDirty=!0,e.origin&&this._state.origin.set(e.origin),this._finalized=!1,this.solid=!!e.solid,this.numIndices=e.geometry.numIndices,this.primitive=e.geometry.primitive}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}createPortion(e,t){const i=t.color,s=t.metallic,r=t.roughness,o=null!==t.opacity&&void 0!==t.opacity?t.opacity:255,n=t.meshMatrix,a=t.pickColor;if(this._finalized)throw"Already finalized";const l=i[0],A=i[1],h=i[2];if(this._colors.push(l),this._colors.push(A),this._colors.push(h),this._colors.push(o),this._metallicRoughness.push(null!=s?s:0),this._metallicRoughness.push(null!=r?r:255),this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(n[0]),this._modelMatrixCol0.push(n[4]),this._modelMatrixCol0.push(n[8]),this._modelMatrixCol0.push(n[12]),this._modelMatrixCol1.push(n[1]),this._modelMatrixCol1.push(n[5]),this._modelMatrixCol1.push(n[9]),this._modelMatrixCol1.push(n[13]),this._modelMatrixCol2.push(n[2]),this._modelMatrixCol2.push(n[6]),this._modelMatrixCol2.push(n[10]),this._modelMatrixCol2.push(n[14]),this._state.geometry.normals){let e=d.transposeMat4(n,d.mat4()),t=d.inverseMat4(e);this._modelNormalMatrixCol0.push(t[0]),this._modelNormalMatrixCol0.push(t[4]),this._modelNormalMatrixCol0.push(t[8]),this._modelNormalMatrixCol0.push(t[12]),this._modelNormalMatrixCol1.push(t[1]),this._modelNormalMatrixCol1.push(t[5]),this._modelNormalMatrixCol1.push(t[9]),this._modelNormalMatrixCol1.push(t[13]),this._modelNormalMatrixCol2.push(t[2]),this._modelNormalMatrixCol2.push(t[6]),this._modelNormalMatrixCol2.push(t[10]),this._modelNormalMatrixCol2.push(t[14])}this._pickColors.push(a[0]),this._pickColors.push(a[1]),this._pickColors.push(a[2]),this._pickColors.push(a[3]),this._state.numInstances++;const c=this._portions.length,u={};return this.model.scene.readableGeometryEnabled&&(u.matrix=n.slice(),u.inverseMatrix=null,u.normalMatrix=null),this._portions.push(u),this._numPortions++,this.model.numPortions++,this._meshes.push(e),c}finalize(){if(this._finalized)return;const e=this._state,t=e.geometry,i=e.textureSet,s=this.model.scene.canvas.gl,r=this._colors.length,o=r/4;if(r>0){let t=!1;e.colorsBuf=new $e(s,s.ARRAY_BUFFER,new Uint8Array(this._colors),this._colors.length,4,s.DYNAMIC_DRAW,t),this._colors=[]}if(this._metallicRoughness.length>0){const t=new Uint8Array(this._metallicRoughness);let i=!1;e.metallicRoughnessBuf=new $e(s,s.ARRAY_BUFFER,t,this._metallicRoughness.length,2,s.STATIC_DRAW,i)}if(o>0){let t=!1;e.flagsBuf=new $e(s,s.ARRAY_BUFFER,new Float32Array(o),o,1,s.DYNAMIC_DRAW,t)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){const t=!1;e.offsetsBuf=new $e(s,s.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,s.DYNAMIC_DRAW,t),this._offsets=[]}if(t.positionsCompressed&&t.positionsCompressed.length>0){const i=!1;e.positionsBuf=new $e(s,s.ARRAY_BUFFER,t.positionsCompressed,t.positionsCompressed.length,3,s.STATIC_DRAW,i),e.positionsDecodeMatrix=d.mat4(t.positionsDecodeMatrix)}if(t.colorsCompressed&&t.colorsCompressed.length>0){const i=new Uint8Array(t.colorsCompressed),r=!1;e.colorsBuf=new $e(s,s.ARRAY_BUFFER,i,i.length,4,s.STATIC_DRAW,r)}if(t.uvCompressed&&t.uvCompressed.length>0){const i=t.uvCompressed;e.uvDecodeMatrix=t.uvDecodeMatrix,e.uvBuf=new $e(s,s.ARRAY_BUFFER,i,i.length,2,s.STATIC_DRAW,!1)}if(t.indices&&t.indices.length>0&&(e.indicesBuf=new $e(s,s.ELEMENT_ARRAY_BUFFER,new Uint32Array(t.indices),t.indices.length,1,s.STATIC_DRAW),e.numIndices=t.indices.length),"triangles"!==t.primitive&&"solid"!==t.primitive&&"surface"!==t.primitive||(e.edgeIndicesBuf=new $e(s,s.ELEMENT_ARRAY_BUFFER,new Uint32Array(t.edgeIndices),t.edgeIndices.length,1,s.STATIC_DRAW)),this._modelMatrixCol0.length>0){const t=!1;e.modelMatrixCol0Buf=new $e(s,s.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,s.STATIC_DRAW,t),e.modelMatrixCol1Buf=new $e(s,s.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,s.STATIC_DRAW,t),e.modelMatrixCol2Buf=new $e(s,s.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,s.STATIC_DRAW,t),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],e.normalsBuf&&(e.modelNormalMatrixCol0Buf=new $e(s,s.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol0),this._modelNormalMatrixCol0.length,4,s.STATIC_DRAW,t),e.modelNormalMatrixCol1Buf=new $e(s,s.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol1),this._modelNormalMatrixCol1.length,4,s.STATIC_DRAW,t),e.modelNormalMatrixCol2Buf=new $e(s,s.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol2),this._modelNormalMatrixCol2.length,4,s.STATIC_DRAW,t),this._modelNormalMatrixCol0=[],this._modelNormalMatrixCol1=[],this._modelNormalMatrixCol2=[])}if(this._pickColors.length>0){const t=!1;e.pickColorsBuf=new $e(s,s.ARRAY_BUFFER,new Uint8Array(this._pickColors),this._pickColors.length,4,s.STATIC_DRAW,t),this._pickColors=[]}e.pbrSupported=!!(e.metallicRoughnessBuf&&e.uvBuf&&e.normalsBuf&&i&&i.colorTexture&&i.metallicRoughnessTexture),e.colorTextureSupported=!!e.uvBuf&&!!i&&!!i.colorTexture,this.model.scene.readableGeometryEnabled||(this._state.geometry=null),this._finalized=!0}initFlags(e,t,i){t&te&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ae&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ne&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&le&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&re&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Ae&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&se&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&ie&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&Ae?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&re?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";Ea[0]=t[0],Ea[1]=t[1],Ea[2]=t[2],Ea[3]=t[3],this._state.colorsBuf&&this._state.colorsBuf.setData(Ea,4*e)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i){if(!this._finalized)throw"Not finalized";const s=!!(t&te),r=!!(t&ne),o=!!(t&ae),n=!!(t&le),a=!!(t&Ae),l=!!(t&se),A=!!(t&ie);let h,c;h=!s||A||r||o&&!this.model.scene.highlightMaterial.glowThrough||n&&!this.model.scene.selectedMaterial.glowThrough?Ho.NOT_RENDERED:i?Ho.COLOR_TRANSPARENT:Ho.COLOR_OPAQUE,c=!s||A?Ho.NOT_RENDERED:n?Ho.SILHOUETTE_SELECTED:o?Ho.SILHOUETTE_HIGHLIGHTED:r?Ho.SILHOUETTE_XRAYED:Ho.NOT_RENDERED;let u=0;u=!s||A?Ho.NOT_RENDERED:n?Ho.EDGES_SELECTED:o?Ho.EDGES_HIGHLIGHTED:r?Ho.EDGES_XRAYED:a?i?Ho.EDGES_COLOR_TRANSPARENT:Ho.EDGES_COLOR_OPAQUE:Ho.NOT_RENDERED;let d=0;d|=h,d|=c<<4,d|=u<<8,d|=(s&&!A&&l?Ho.PICK:Ho.NOT_RENDERED)<<12,d|=(t&re?1:0)<<16,Fa[0]=d,this._state.flagsBuf&&this._state.flagsBuf.setData(Fa,e)}setOffset(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(Da[0]=t[0],Da[1]=t[1],Da[2]=t[2],this._state.offsetsBuf&&this._state.offsetsBuf.setData(Da,3*e)):this.model.error("Entity#offset not enabled for this Viewer")}getEachVertex(e,t){if(!this.model.scene.readableGeometryEnabled)return!1;const i=this._state,s=i.geometry,r=this._portions[e];if(!r)return void this.model.error("portion not found: "+e);const o=s.positionsCompressed,n=this.model.matrix,a=d.vec4();a.set(i.origin,0),a[3]=1,d.mulMat4v4(n,a,a);const l=a[0],A=a[1],h=a[2],c=Ia,u=r.matrix,p=i.positionsDecodeMatrix;for(let e=0,i=o.length;e<i;e+=3)c[0]=o[e],c[1]=o[e+1],c[2]=o[e+2],d.decompressPosition(c,p),d.transformPoint3(u,c,c),c[3]=1,d.mulMat4v4(n,c,c),c[0]+=l,c[1]+=A,c[2]+=h,t(c)}getEachIndex(e,t){if(!this.model.scene.readableGeometryEnabled)return!1;const i=this._state.geometry;if(!this._portions[e])return void this.model.error("portion not found: "+e);const s=i.indices;for(let e=0,i=s.length;e<i;e++)t(s[e])}setMatrix(e,t){if(!this._finalized)throw"Not finalized";var i=4*e;Na[0]=t[0],Na[1]=t[4],Na[2]=t[8],Na[3]=t[12],this._state.modelMatrixCol0Buf.setData(Na,i),Na[0]=t[1],Na[1]=t[5],Na[2]=t[9],Na[3]=t[13],this._state.modelMatrixCol1Buf.setData(Na,i),Na[0]=t[2],Na[1]=t[6],Na[2]=t[10],Na[3]=t[14],this._state.modelMatrixCol2Buf.setData(Na,i)}drawColorOpaque(e,t){if(this._numCulledLayerPortions===this._numPortions||0===this._numVisibleLayerPortions||this._numTransparentLayerPortions===this._numPortions||this._numXRayedLayerPortions===this._numPortions)return;this._updateBackfaceCull(e,t);const i=this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff;t.withSAO&&this.model.saoEnabled?t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRendererWithSAO&&this._renderers.pbrRendererWithSAO.drawLayer(t,this,Ho.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererWithSAOAlphaCutoff&&this._renderers.colorTextureRendererWithSAOAlphaCutoff.drawLayer(t,this,Ho.COLOR_OPAQUE):this._renderers.colorTextureRendererWithSAO&&this._renderers.colorTextureRendererWithSAO.drawLayer(t,this,Ho.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,Ho.COLOR_OPAQUE):this._renderers.flatColorRendererWithSAO&&this._renderers.flatColorRendererWithSAO.drawLayer(t,this,Ho.COLOR_OPAQUE):t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,Ho.COLOR_OPAQUE):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE)}_updateBackfaceCull(e,t){const i=this.model.backfaces||!this.solid||e.sectioned;if(t.backfaces!==i){const e=t.gl;i?e.disable(e.CULL_FACE):e.enable(e.CULL_FACE),t.backfaces=i}}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT))}drawDepth(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE))}drawNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE))}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_XRAYED))}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_HIGHLIGHTED))}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_SELECTED))}drawEdgesColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Ho.EDGES_COLOR_OPAQUE)}drawEdgesColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Ho.EDGES_COLOR_TRANSPARENT)}drawEdgesXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ho.EDGES_XRAYED)}drawEdgesHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ho.EDGES_HIGHLIGHTED)}drawEdgesSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ho.EDGES_SELECTED)}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE))}drawShadow(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE))}drawPickMesh(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Ho.PICK))}drawPickDepths(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Ho.PICK))}drawPickNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsFlatRenderer&&this._renderers.pickNormalsFlatRenderer.drawLayer(t,this,Ho.PICK))}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ho.PICK))}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ho.PICK))}precisionRayPickSurface(e,t,i,s,r){if(!this.model.scene.readableGeometryEnabled)return!1;const o=this._state.geometry,n=this._state,a=this._portions[e];if(!a)return this.model.error("portion not found: "+e),!1;a.inverseMatrix||(a.inverseMatrix=d.inverseMat4(a.matrix,d.mat4())),r&&!a.normalMatrix&&(a.normalMatrix=d.transposeMat4(a.inverseMatrix,d.mat4()));const l=o.quantizedPositions,A=o.indices,h=n.origin,c=a.offset,u=Sa,p=Ta;u.set(h?d.subVec3(t,h,Ra):t),p.set(i),c&&d.subVec3(u,c),d.transformRay(this.model.worldNormalMatrix,u,p,u,p),d.transformRay(a.inverseMatrix,u,p,u,p);const f=La,g=Ua,m=Oa;let _=!1,v=0;const b=ka;for(let e=0,i=A.length;e<i;e+=3){const i=3*A[e+0],o=3*A[e+1],y=3*A[e+2];f[0]=l[i],f[1]=l[i+1],f[2]=l[i+2],g[0]=l[o],g[1]=l[o+1],g[2]=l[o+2],m[0]=l[y],m[1]=l[y+1],m[2]=l[y+2];const{positionsDecodeMatrix:x}=n.geometry;if(d.decompressPosition(f,x),d.decompressPosition(g,x),d.decompressPosition(m,x),d.rayTriangleIntersect(u,p,f,g,m,b)){d.transformPoint3(a.matrix,b,b),d.transformPoint3(this.model.worldMatrix,b,b),c&&d.addVec3(b,c),h&&d.addVec3(b,h);const e=Math.abs(d.lenVec3(d.subVec3(b,t,[])));(!_||e>v)&&(v=e,s.set(b),r&&d.triangleNormal(f,g,m,r),_=!0)}}return _&&r&&(d.transformVec3(a.normalMatrix,r,r),d.transformVec3(this.model.worldNormalMatrix,r,r),d.normalizeVec3(r)),_}destroy(){const e=this._state;e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.modelNormalMatrixCol0Buf&&(e.modelNormalMatrixCol0Buf.destroy(),e.modelNormalMatrixCol0Buf=null),e.modelNormalMatrixCol1Buf&&(e.modelNormalMatrixCol1Buf.destroy(),e.modelNormalMatrixCol1Buf=null),e.modelNormalMatrixCol2Buf&&(e.modelNormalMatrixCol2Buf.destroy(),e.modelNormalMatrixCol2Buf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy(),this._state=null}}class Va extends Jo{_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;t.drawElements(t.LINES,i.indicesBuf.numItems,i.indicesBuf.itemType,0),r&&s.drawElements++}}class Ha extends Va{drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines batching color vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Lines batching color fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor            = vColor;"),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}class ja extends Va{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines batching silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 color;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Lines batching silhouette fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("uniform vec4 color;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = color;"),s.push("}"),s}}const Ga=d.vec3(),za=d.vec3(),Wa=d.vec3(),Ka=d.vec3(),Xa=d.mat4();class Ja extends Jo{drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,c=t.aabb,u=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=Ga;let f,g;if(p[0]=d.safeInv(c[3]-c[0])*d.MAX_INT,p[1]=d.safeInv(c[4]-c[1])*d.MAX_INT,p[2]=d.safeInv(c[5]-c[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(p[0]),e.snapPickCoordinateScale[1]=d.safeInv(p[1]),e.snapPickCoordinateScale[2]=d.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=za;if(l){const e=Wa;d.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=Y(u,t,Xa),g=Ka,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=u,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),a.indicesBuf.bind(),n.drawElements(n.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Ya=d.vec3(),Za=d.vec3(),qa=d.vec3(),$a=d.vec3(),el=d.mat4();class tl extends Jo{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,c=t.aabb,u=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=Ya;let f,g;if(p[0]=d.safeInv(c[3]-c[0])*d.MAX_INT,p[1]=d.safeInv(c[4]-c[1])*d.MAX_INT,p[2]=d.safeInv(c[5]-c[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(p[0]),e.snapPickCoordinateScale[1]=d.safeInv(p[1]),e.snapPickCoordinateScale[2]=d.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=Za;if(l){const e=qa;d.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=Y(u,t,el),g=$a,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=u,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),"edge"===e.snapMode?(a.indicesBuf.bind(),n.drawElements(n.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()):n.drawArrays(n.POINTS,0,a.positionsBuf.numItems)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;const i=[];return i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class il{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new Ha(this._scene,!1)),this._colorRenderer}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new ja(this._scene)),this._silhouetteRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new Ja(this._scene,!1)),this._snapInitRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new tl(this._scene)),this._snapRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const sl={};class rl{constructor(e=5e6){e>5e6&&(e=5e6),this.maxVerts=e,this.maxIndices=3*e,this.positions=[],this.colors=[],this.offsets=[],this.indices=[]}}class ol{constructor(e){this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=sl[t];return i||(i=new il(e),sl[t]=i,i._compile(),e.on("compile",(()=>{i._compile()})),e.on("destroyed",(()=>{delete sl[t],i._destroy()}))),i}(e.model.scene),this.model=e.model,this._buffer=new rl(e.maxGeometryBatchSize),this._scratchMemory=e.scratchMemory,this._state=new vt({positionsBuf:null,offsetsBuf:null,colorsBuf:null,flagsBuf:null,indicesBuf:null,positionsDecodeMatrix:d.mat4(),origin:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=d.collapseAABB3(),this._portions=[],this._meshes=[],this._numVerts=0,this._aabb=d.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,e.positionsDecodeMatrix?(this._state.positionsDecodeMatrix.set(e.positionsDecodeMatrix),this._preCompressedPositionsExpected=!0):this._preCompressedPositionsExpected=!1,e.origin&&(this._state.origin=d.vec3(e.origin)),this.primitive=e.primitive}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e,t){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts&&this._buffer.indices.length+t<this._buffer.maxIndices}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=t.positions,s=t.positionsCompressed,r=t.indices,o=t.color,n=t.opacity,a=this._buffer,l=a.positions.length/3;let A;if(d.expandAABB3(this._modelAABB,t.aabb),this._preCompressedPositionsExpected){if(!s)throw"positionsCompressed expected";A=s.length/3;for(let e=0,t=s.length;e<t;e++)a.positions.push(s[e])}else{if(!i)throw"positions expected";A=i.length/3;for(let e=0,t=i.length;e<t;e++)a.positions.push(i[e])}if(o){const e=o[0],t=o[1],i=o[2],s=n;for(let r=0;r<A;r++)a.colors.push(e),a.colors.push(t),a.colors.push(i),a.colors.push(s)}if(r)for(let e=0,t=r.length;e<t;e++)a.indices.push(r[e]+l);if(this.model.scene.entityOffsetsEnabled)for(let e=0;e<A;e++)a.offsets.push(0),a.offsets.push(0),a.offsets.push(0);const h=this._portions.length/2;return this._portions.push(l),this._portions.push(A),this._numPortions++,this.model.numPortions++,this._numVerts+=A,this._meshes.push(e),h}finalize(){if(this._finalized)return;const e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0)if(this._preCompressedPositionsExpected){const s=new Uint16Array(i.positions);e.positionsBuf=new $e(t,t.ARRAY_BUFFER,s,i.positions.length,3,t.STATIC_DRAW)}else{const s=Ln(new Float32Array(i.positions),this._modelAABB,e.positionsDecodeMatrix);e.positionsBuf=new $e(t,t.ARRAY_BUFFER,s,i.positions.length,3,t.STATIC_DRAW)}if(i.colors.length>0){const s=new Uint8Array(i.colors);let r=!1;e.colorsBuf=new $e(t,t.ARRAY_BUFFER,s,i.colors.length,4,t.DYNAMIC_DRAW,r)}if(i.colors.length>0){const s=i.colors.length/4,r=new Float32Array(s);let o=!1;e.flagsBuf=new $e(t,t.ARRAY_BUFFER,r,r.length,1,t.DYNAMIC_DRAW,o)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){const s=new Float32Array(i.offsets);e.offsetsBuf=new $e(t,t.ARRAY_BUFFER,s,i.offsets.length,3,t.DYNAMIC_DRAW)}if(i.indices.length>0){const s=new Uint32Array(i.indices);e.indicesBuf=new $e(t,t.ELEMENT_ARRAY_BUFFER,s,i.indices.length,1,t.STATIC_DRAW)}this._buffer=null,this._finalized=!0}initFlags(e,t,i){t&te&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ae&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ne&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&le&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&re&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Ae&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&se&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&ie&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,!0)}flushInitFlags(){this._setDeferredFlags()}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&Ae?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&re?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";const i=2*e,s=4*this._portions[i],r=4*this._portions[i+1],o=this._scratchMemory.getUInt8Array(r),n=t[0],a=t[1],l=t[2],A=t[3];for(let e=0;e<r;e+=4)o[e+0]=n,o[e+1]=a,o[e+2]=l,o[e+3]=A;this._state.colorsBuf.setData(o,s,r)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i,s=!1){if(!this._finalized)throw"Not finalized";const r=2*e,o=this._portions[r],n=this._portions[r+1],a=!!(t&te),l=!!(t&ne),A=!!(t&ae),h=!!(t&le),c=!!(t&se),u=!!(t&ie);let d,p;d=!a||u||l||A&&!this.model.scene.highlightMaterial.glowThrough||h&&!this.model.scene.selectedMaterial.glowThrough?Ho.NOT_RENDERED:i?Ho.COLOR_TRANSPARENT:Ho.COLOR_OPAQUE,p=!a||u?Ho.NOT_RENDERED:h?Ho.SILHOUETTE_SELECTED:A?Ho.SILHOUETTE_HIGHLIGHTED:l?Ho.SILHOUETTE_XRAYED:Ho.NOT_RENDERED;let f=a&&!u&&c?Ho.PICK:Ho.NOT_RENDERED;const g=t&re?1:0;if(s){this._deferredFlagValues||(this._deferredFlagValues=new Float32Array(this._numVerts));for(let e=o,t=o+n;e<t;e++){let t=0;t|=d,t|=p<<4,t|=f<<12,t|=g<<16,this._deferredFlagValues[e]=t}}else if(this._state.flagsBuf){const e=this._scratchMemory.getFloat32Array(n);for(let t=0;t<n;t++){let i=0;i|=d,i|=p<<4,i|=f<<12,i|=g<<16,e[t]=i}this._state.flagsBuf.setData(e,o,n)}}_setDeferredFlags(){this._deferredFlagValues&&(this._state.flagsBuf.setData(this._deferredFlagValues),this._deferredFlagValues=null)}setOffset(e,t){if(!this._finalized)throw"Not finalized";if(!this.model.scene.entityOffsetsEnabled)return void this.model.error("Entity#offset not enabled for this Viewer");const i=2*e,s=3*this._portions[i],r=3*this._portions[i+1],o=this._scratchMemory.getFloat32Array(r),n=t[0],a=t[1],l=t[2];for(let e=0;e<r;e+=3)o[e+0]=n,o[e+1]=a,o[e+2]=l;this._state.offsetsBuf.setData(o,s,r)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_XRAYED)}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_HIGHLIGHTED)}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_SELECTED)}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawEdgesXRayed(e,t){}drawPickMesh(e){}drawPickDepths(e){}drawPickNormals(e){}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ho.PICK)}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ho.PICK)}drawOcclusion(e){}drawShadow(e){}destroy(){const e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.indicesBuf&&(e.indicesBuf.destroy(),e.indicesBuf=null),e.destroy()}}class nl extends Jo{constructor(e,t){super(e,t,{instancing:!0})}_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;t.drawElementsInstanced(t.LINES,i.indicesBuf.numItems,i.indicesBuf.itemType,0,i.numInstances),r&&s.drawElements++}}class al extends nl{drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines instancing color vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),i.push("uniform vec4 lightAmbient;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0,  float(color.a) / 255.0);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Lines instancing color fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r)for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");if(o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){for(o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("if (sectionPlaneActive"+i+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+i+".xyz, vWorldPosition.xyz - sectionPlanePos"+i+".xyz), 0.0, 1000.0);"),o.push("}");o.push("if (dist > 0.0) { discard; }"),o.push("}")}return this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBAToDepth(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   outColor            = vec4(vColor.rgb * ambient, vColor.a);")):o.push("    outColor           = vColor;"),e.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}class ll extends nl{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines instancing silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),i.push("uniform vec4 color;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Lines instancing silhouette fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("uniform vec4 color;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = color;"),s.push("}"),s}}const Al=d.vec3(),hl=d.vec3(),cl=d.vec3();d.vec3();const ul=d.mat4();class dl extends Jo{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.canvas.gl,n=r.camera,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,c=t.aabb,u=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=Al;let f;if(p[0]=d.safeInv(c[3]-c[0])*d.MAX_INT,p[1]=d.safeInv(c[4]-c[1])*d.MAX_INT,p[2]=d.safeInv(c[5]-c[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(p[0]),e.snapPickCoordinateScale[1]=d.safeInv(p[1]),e.snapPickCoordinateScale[2]=d.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=hl;if(l){const e=d.transformPoint3(h,l,cl);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=Y(u,t,ul),e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=u,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,p),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);let g=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,g+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,g+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,g+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1)),a.indicesBuf.bind(),o.drawElementsInstanced(o.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind(),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const pl=d.vec3(),fl=d.vec3(),gl=d.vec3();d.vec3();const ml=d.mat4();class _l extends Jo{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(t),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,c=t.aabb,u=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=pl;let f;if(p[0]=d.safeInv(c[3]-c[0])*d.MAX_INT,p[1]=d.safeInv(c[4]-c[1])*d.MAX_INT,p[2]=d.safeInv(c[5]-c[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(p[0]),e.snapPickCoordinateScale[1]=d.safeInv(p[1]),e.snapPickCoordinateScale[2]=d.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=fl;if(l){const e=d.transformPoint3(h,l,gl);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=Y(u,t,ml),e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=u,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let g=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,g+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,g+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,g+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1),"edge"===e.snapMode?(a.indicesBuf.bind(),n.drawElementsInstanced(n.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind()):n.drawArraysInstanced(n.POINTS,0,a.positionsBuf.numItems,a.numInstances),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class vl{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}eagerCreateRenders(){this._snapInitRenderer||(this._snapInitRenderer=new dl(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new _l(this._scene))}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new al(this._scene)),this._colorRenderer}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new ll(this._scene)),this._silhouetteRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new dl(this._scene,!1)),this._snapInitRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new _l(this._scene)),this._snapRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const bl={};const yl=new Uint8Array(4),xl=new Float32Array(1),Bl=new Float32Array(3),wl=new Float32Array(4);class Pl{constructor(e){this.model=e.model,this.material=e.material,this.sortId="LinesInstancingLayer",this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=bl[t];return i||(i=new vl(e),bl[t]=i,i._compile(),e.on("compile",(()=>{i._compile()})),e.on("destroyed",(()=>{delete bl[t],i._destroy()}))),i}(e.model.scene),this._aabb=d.collapseAABB3(),this._state=new vt({obb:d.OBB3(),numInstances:0,origin:null,geometry:e.geometry,positionsDecodeMatrix:e.geometry.positionsDecodeMatrix,positionsBuf:null,colorsBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=e.geometry.numIndices,this._colors=[],this._offsets=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=d.collapseAABB3(),this.aabbDirty=!0,e.origin&&(this._state.origin=d.vec3(e.origin)),this._finalized=!1,this.primitive=e.primitive}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}createPortion(e,t){const i=t.color,s=t.opacity,r=t.meshMatrix;if(this._finalized)throw"Already finalized";const o=i[0],n=i[1],a=i[2];i[3],this._colors.push(o),this._colors.push(n),this._colors.push(a),this._colors.push(s),this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(r[0]),this._modelMatrixCol0.push(r[4]),this._modelMatrixCol0.push(r[8]),this._modelMatrixCol0.push(r[12]),this._modelMatrixCol1.push(r[1]),this._modelMatrixCol1.push(r[5]),this._modelMatrixCol1.push(r[9]),this._modelMatrixCol1.push(r[13]),this._modelMatrixCol2.push(r[2]),this._modelMatrixCol2.push(r[6]),this._modelMatrixCol2.push(r[10]),this._modelMatrixCol2.push(r[14]),this._state.numInstances++;const l=this._portions.length;return this._portions.push({}),this._numPortions++,this.model.numPortions++,this._meshes.push(e),l}finalize(){if(this._finalized)throw"Already finalized";const e=this.model.scene.canvas.gl,t=this._state,i=t.geometry,s=this._colors.length,r=s/4;if(s>0){let t=!1;this._state.colorsBuf=new $e(e,e.ARRAY_BUFFER,new Uint8Array(this._colors),this._colors.length,4,e.DYNAMIC_DRAW,t),this._colors=[]}if(r>0){let t=!1;this._state.flagsBuf=new $e(e,e.ARRAY_BUFFER,new Float32Array(r),r,1,e.DYNAMIC_DRAW,t)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){const t=!1;this._state.offsetsBuf=new $e(e,e.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,e.DYNAMIC_DRAW,t),this._offsets=[]}if(i.colorsCompressed&&i.colorsCompressed.length>0){const s=new Uint8Array(i.colorsCompressed),r=!1;t.colorsBuf=new $e(e,e.ARRAY_BUFFER,s,s.length,4,e.STATIC_DRAW,r)}if(i.positionsCompressed&&i.positionsCompressed.length>0){const s=!1;t.positionsBuf=new $e(e,e.ARRAY_BUFFER,i.positionsCompressed,i.positionsCompressed.length,3,e.STATIC_DRAW,s),t.positionsDecodeMatrix=d.mat4(i.positionsDecodeMatrix)}if(i.indices&&i.indices.length>0&&(t.indicesBuf=new $e(e,e.ELEMENT_ARRAY_BUFFER,new Uint32Array(i.indices),i.indices.length,1,e.STATIC_DRAW),t.numIndices=i.indices.length),this._modelMatrixCol0.length>0){const t=!1;this._state.modelMatrixCol0Buf=new $e(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,e.STATIC_DRAW,t),this._state.modelMatrixCol1Buf=new $e(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,e.STATIC_DRAW,t),this._state.modelMatrixCol2Buf=new $e(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,e.STATIC_DRAW,t),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[]}this.model.scene.readableGeometryEnabled||(this._state.geometry=null),this._finalized=!0}initFlags(e,t,i){t&te&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ae&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ne&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&le&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&re&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Ae&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&se&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&ie&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&Ae?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&re?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";yl[0]=t[0],yl[1]=t[1],yl[2]=t[2],yl[3]=t[3],this._state.colorsBuf.setData(yl,4*e,4)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i){if(!this._finalized)throw"Not finalized";const s=!!(t&te),r=!!(t&ne),o=!!(t&ae),n=!!(t&le),a=!!(t&Ae),l=!!(t&se),A=!!(t&ie);let h,c;h=!s||A||r||o&&!this.model.scene.highlightMaterial.glowThrough||n&&!this.model.scene.selectedMaterial.glowThrough?Ho.NOT_RENDERED:i?Ho.COLOR_TRANSPARENT:Ho.COLOR_OPAQUE,c=!s||A?Ho.NOT_RENDERED:n?Ho.SILHOUETTE_SELECTED:o?Ho.SILHOUETTE_HIGHLIGHTED:r?Ho.SILHOUETTE_XRAYED:Ho.NOT_RENDERED;let u=0;u=!s||A?Ho.NOT_RENDERED:n?Ho.EDGES_SELECTED:o?Ho.EDGES_HIGHLIGHTED:r?Ho.EDGES_XRAYED:a?i?Ho.EDGES_COLOR_TRANSPARENT:Ho.EDGES_COLOR_OPAQUE:Ho.NOT_RENDERED;let d=0;d|=h,d|=c<<4,d|=u<<8,d|=(s&&!A&&l?Ho.PICK:Ho.NOT_RENDERED)<<12,d|=(t&re?255:0)<<16,xl[0]=d,this._state.flagsBuf.setData(xl,e)}setOffset(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(Bl[0]=t[0],Bl[1]=t[1],Bl[2]=t[2],this._state.offsetsBuf.setData(Bl,3*e,3)):this.model.error("Entity#offset not enabled for this Viewer")}setMatrix(e,t){if(!this._finalized)throw"Not finalized";const i=4*e;wl[0]=t[0],wl[1]=t[4],wl[2]=t[8],wl[3]=t[12],this._state.modelMatrixCol0Buf.setData(wl,i),wl[0]=t[1],wl[1]=t[5],wl[2]=t[9],wl[3]=t[13],this._state.modelMatrixCol1Buf.setData(wl,i),wl[0]=t[2],wl[1]=t[6],wl[2]=t[10],wl[3]=t[14],this._state.modelMatrixCol2Buf.setData(wl,i)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_XRAYED)}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_HIGHLIGHTED)}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_SELECTED)}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesXRayed(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ho.PICK)}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ho.PICK)}drawOcclusion(e,t){}drawShadow(e,t){}drawPickMesh(e,t){}drawPickDepths(e,t){}drawPickNormals(e,t){}destroy(){const e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.destroy()}}class Cl extends Jo{_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;t.drawArrays(t.POINTS,0,i.positionsBuf.numItems),r&&s.drawArrays++}}class Ml extends Cl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial,s=[];return s.push("#version 300 es"),s.push("// Points batching color vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),s.push("in vec4 color;"),s.push("in float flags;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),i.filterIntensity&&s.push("uniform vec2 intensityRange;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vColor;"),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),i.filterIntensity&&(s.push("float intensity = float(color.a) / 255.0;"),s.push("if (intensity < intensityRange[0] || intensity > intensityRange[1]) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {")),s.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, 1.0);"),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),i.filterIntensity&&s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batching color fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor = vColor;"),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}class El extends Cl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batching silhouette vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),this._addMatricesUniformBlockLines(s),s.push("uniform vec4 color;"),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),s.push("if (silhouetteFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Points batching silhouette vertex shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r)for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");if(o.push("uniform vec4 color;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),e.pointsMaterial.roundPoints&&(o.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),o.push("  float r = dot(cxy, cxy);"),o.push("  if (r > 1.0) {"),o.push("       discard;"),o.push("  }")),r){for(o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("if (sectionPlaneActive"+i+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+i+".xyz, vWorldPosition.xyz - sectionPlanePos"+i+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > 0.0) { discard; }"),o.push("}")}return e.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("outColor = color;"),o.push("}"),o}}class Fl extends Cl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batching pick mesh vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 pickColor;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vPickColor;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("  } else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("      vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(s.push("      vWorldPosition = worldPosition;"),s.push("      vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("gl_PointSize += 10.0;"),s.push("  }"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batching pick mesh vertex shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vPickColor; "),s.push("}"),s}}class Il extends Cl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batched pick depth vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vViewPosition;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("  } else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("      vWorldPosition = worldPosition;"),s.push("      vFlags = flags;")),s.push("vViewPosition = viewPosition;"),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("gl_PointSize += 10.0;"),s.push("  }"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batched pick depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("      if (sectionPlaneActive"+r+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}class Dl extends Cl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batching occlusion vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("  } else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("      vWorldPosition = worldPosition;"),s.push("      vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("  gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("  }"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batching occlusion fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),s.push("}"),s}}const Sl=d.vec3(),Tl=d.vec3(),Rl=d.vec3(),Ll=d.vec3(),Ul=d.mat4();class Ol extends Jo{drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,c=t.aabb,u=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=Sl;let f,g;if(p[0]=d.safeInv(c[3]-c[0])*d.MAX_INT,p[1]=d.safeInv(c[4]-c[1])*d.MAX_INT,p[2]=d.safeInv(c[5]-c[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(p[0]),e.snapPickCoordinateScale[1]=d.safeInv(p[1]),e.snapPickCoordinateScale[2]=d.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=Tl;if(l){const e=Rl;d.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=Y(u,t,Ul),g=Ll,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=u,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible),n.uniform1f(this._uPointSize,1);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),n.drawArrays(n.POINTS,0,a.positionsBuf.numItems)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler"),this._uPointSize=e.getLocation("pointSize")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float pointSize;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = pointSize;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outNormal = ivec4(1.0, 1.0, 1.0, 1.0);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const kl=d.vec3(),Nl=d.vec3(),Ql=d.vec3(),Vl=d.vec3(),Hl=d.mat4();class jl extends Jo{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,c=t.aabb,u=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=kl;let f,g;if(p[0]=d.safeInv(c[3]-c[0])*d.MAX_INT,p[1]=d.safeInv(c[4]-c[1])*d.MAX_INT,p[2]=d.safeInv(c[5]-c[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(p[0]),e.snapPickCoordinateScale[1]=d.safeInv(p[1]),e.snapPickCoordinateScale[2]=d.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=Nl;if(l){const e=Ql;d.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=Y(u,t,Hl),g=Vl,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=u,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),n.drawArrays(n.POINTS,0,a.positionsBuf.numItems)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;const i=[];return i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class Gl{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new Ml(this._scene)),this._colorRenderer}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new El(this._scene)),this._silhouetteRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new Fl(this._scene)),this._pickMeshRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new Il(this._scene)),this._pickDepthRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new Dl(this._scene)),this._occlusionRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new Ol(this._scene,!1)),this._snapInitRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new jl(this._scene)),this._snapRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const zl={};class Wl{constructor(e){this.model=e.model,this.sortId="PointsBatchingLayer",this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=zl[t];return i||(i=new Gl(e),zl[t]=i,i._compile(),e.on("compile",(()=>{i._compile()})),e.on("destroyed",(()=>{delete zl[t],i._destroy()}))),i}(e.model.scene);const t=e.maxGeometryBatchSize||5e6,i=function(){const e=[];return{append:function(t,i=1,s=1){e.push({data:t,times:i,denormalizeScale:s})},compileBuffer:function(t){let i=0;e.forEach((e=>{i+=e.times*e.data.length}));const s=new t(i);let r=0;return e.forEach((e=>{const t=e.data,i=e.denormalizeScale,o=s.subarray(r);if(1===i)o.set(t,0);else for(let e=0;e<t.length;++e)o[e]=t[e]*i;let n=t.length;const a=e.times*t.length;for(;n<a;){const e=Math.min(n,a-n);o.set(o.subarray(0,e),n),n+=e}r+=n})),s}}};this._buffer={maxVerts:t,positions:i(),colors:i(),pickColors:i(),vertsIndex:0},this._scratchMemory=e.scratchMemory,this._state=new vt({positionsBuf:null,offsetsBuf:null,colorsBuf:null,flagsBuf:null,positionsDecodeMatrix:d.mat4(),origin:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=d.collapseAABB3(),this._portions=[],this._meshes=[],this._aabb=d.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,e.positionsDecodeMatrix?(this._state.positionsDecodeMatrix.set(e.positionsDecodeMatrix),this._preCompressedPositionsExpected=!0):this._preCompressedPositionsExpected=!1,e.origin&&(this._state.origin=d.vec3(e.origin))}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e){if(this._finalized)throw"Already finalized";return this._buffer.vertsIndex+e/3<=this._buffer.maxVerts}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=this._buffer,s=this._preCompressedPositionsExpected?t.positionsCompressed:t.positions;if(!s)throw(this._preCompressedPositionsExpected?"positionsCompressed":"positions")+" expected";i.positions.append(s);const r=s.length/3,o=t.color,n=t.colorsCompressed,a=t.colors,l=t.pickColor;n?i.colors.append(n):a?i.colors.append(a,1,255):o&&i.colors.append([o[0],o[1],o[2],1],r),i.pickColors.append(l.slice(0,4),r),d.expandAABB3(this._modelAABB,t.aabb);const A=this._portions.length/2;return this._portions.push(this._buffer.vertsIndex),this._portions.push(r),this._buffer.vertsIndex+=r,this._numPortions++,this.model.numPortions++,this._meshes.push(e),A}finalize(){if(this._finalized)return;const e=this._state,t=this.model.scene.canvas.gl,i=this._buffer,s=(e,i,s)=>e.length>0?new $e(t,t.ARRAY_BUFFER,e,e.length,i,s):null,r=this._preCompressedPositionsExpected?i.positions.compileBuffer(Uint16Array):Ln(i.positions.compileBuffer(Float32Array),this._modelAABB,e.positionsDecodeMatrix);e.positionsBuf=s(r,3,t.STATIC_DRAW),e.flagsBuf=s(new Float32Array(this._buffer.vertsIndex),1,t.DYNAMIC_DRAW),e.colorsBuf=s(i.colors.compileBuffer(Uint8Array),4,t.STATIC_DRAW),e.pickColorsBuf=s(i.pickColors.compileBuffer(Uint8Array),4,t.STATIC_DRAW),e.offsetsBuf=this.model.scene.entityOffsetsEnabled?s(new Float32Array(3*this._buffer.vertsIndex),3,t.DYNAMIC_DRAW):null,this._buffer=null,this._finalized=!0}initFlags(e,t,i){t&te&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ae&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ne&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&le&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&re&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&se&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&ie&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized"}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&re?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";const i=2*e,s=4*this._portions[i],r=4*this._portions[i+1],o=this._scratchMemory.getUInt8Array(r),n=t[0],a=t[1],l=t[2];for(let e=0;e<r;e+=4)o[e+0]=n,o[e+1]=a,o[e+2]=l;this._state.colorsBuf.setData(o,s,r)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i){if(!this._finalized)throw"Not finalized";const s=2*e,r=this._portions[s],o=this._portions[s+1],n=this._scratchMemory.getFloat32Array(o),a=!!(t&te),l=!!(t&ne),A=!!(t&ae),h=!!(t&le),c=!!(t&se),u=!!(t&ie);let d,p;d=!a||u||l||A&&!this.model.scene.highlightMaterial.glowThrough||h&&!this.model.scene.selectedMaterial.glowThrough?Ho.NOT_RENDERED:i?Ho.COLOR_TRANSPARENT:Ho.COLOR_OPAQUE,p=!a||u?Ho.NOT_RENDERED:h?Ho.SILHOUETTE_SELECTED:A?Ho.SILHOUETTE_HIGHLIGHTED:l?Ho.SILHOUETTE_XRAYED:Ho.NOT_RENDERED;let f=a&&!u&&c?Ho.PICK:Ho.NOT_RENDERED;const g=t&re?1:0;for(let e=0;e<o;e++){let t=0;t|=d,t|=p<<4,t|=f<<12,t|=g<<16,n[e]=t}this._state.flagsBuf.setData(n,r)}setOffset(e,t){if(!this._finalized)throw"Not finalized";if(!this.model.scene.entityOffsetsEnabled)return void this.model.error("Entity#offset not enabled for this Viewer");const i=2*e,s=3*this._portions[i],r=3*this._portions[i+1],o=this._scratchMemory.getFloat32Array(r),n=t[0],a=t[1],l=t[2];for(let e=0;e<r;e+=3)o[e+0]=n,o[e+1]=a,o[e+2]=l;this._state.offsetsBuf.setData(o,s,r)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_XRAYED)}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_HIGHLIGHTED)}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_SELECTED)}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawEdgesXRayed(e,t){}drawPickMesh(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Ho.PICK)}drawPickDepths(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Ho.PICK)}drawPickNormals(e,t){}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ho.PICK)}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ho.PICK)}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE)}drawShadow(e,t){}destroy(){const e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy()}}class Kl extends Jo{constructor(e,t){super(e,t,{instancing:!0})}_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;t.drawArraysInstanced(t.POINTS,0,i.positionsBuf.numItems,i.numInstances),r&&s.drawArrays++}}class Xl extends Kl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing color vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),s.push("in vec4 color;"),s.push("in float flags;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),i.filterIntensity&&s.push("uniform vec2 intensityRange;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vColor;"),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),i.filterIntensity&&(s.push("float intensity = float(color.a) / 255.0;"),s.push("if (intensity < intensityRange[0] || intensity > intensityRange[1]) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {")),s.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),s.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, 1.0);"),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),i.filterIntensity&&s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing color fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor = vColor;"),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}class Jl extends Kl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing silhouette vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 color;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),s.push("uniform vec4 silhouetteColor;"),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vColor;"),s.push("void main(void) {"),s.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),s.push("if (silhouetteFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("vColor = vec4(float(silhouetteColor.r) / 255.0, float(silhouetteColor.g) / 255.0, float(silhouetteColor.b) / 255.0, float(color.a) / 255.0);"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing silhouette fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class Yl extends Kl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing pick mesh vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 pickColor;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vPickColor;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("  vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(s.push("  vWorldPosition = worldPosition;"),s.push("  vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),s.push("gl_Position = remapClipPos(clipPos);"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing pick mesh fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vPickColor; "),s.push("}"),s}}class Zl extends Kl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing pick depth vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vViewPosition;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("  vWorldPosition = worldPosition;"),s.push("  vFlags = flags;")),s.push("  vViewPosition = viewPosition;"),s.push("vec4 clipPos = projMatrix * viewPosition;"),s.push("gl_Position = remapClipPos(clipPos);"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing pick depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}class ql extends Kl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing occlusion vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in vec4 color;"),s.push("in float flags;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("  vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing occlusion vertex shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}class $l extends Kl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing depth vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Points instancing depth vertex shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r)for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");if(o.push("const float   packUpScale = 256. / 255.;"),o.push("const float   unpackDownscale = 255. / 256.;"),o.push("const vec3    packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4    unpackFactors = unpackDownscale / vec4( packFactors, 1. );"),o.push("const float   shiftRight8 = 1.0 / 256.;"),o.push("vec4 packDepthToRGBA( const in float v ) {"),o.push("    vec4 r = vec4( fract( v * packFactors ), v );"),o.push("    r.yzw -= r.xyz * shiftRight8;"),o.push("    return r * packUpScale;"),o.push("}"),o.push("out vec4 outColor;"),o.push("void main(void) {"),e.pointsMaterial.roundPoints&&(o.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),o.push("  float r = dot(cxy, cxy);"),o.push("  if (r > 1.0) {"),o.push("       discard;"),o.push("  }")),r){for(o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("if (sectionPlaneActive"+i+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+i+".xyz, vWorldPosition.xyz - sectionPlanePos"+i+".xyz), 0.0, 1000.0);"),o.push("}");o.push("if (dist > 0.0) { discard; }"),o.push("}")}return o.push("    outColor = packDepthToRGBA( gl_FragCoord.z); "),e.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}class eA extends Kl{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry shadow drawing vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),i.push("uniform float pointSize;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag     = int(flags) & 0xF;"),i.push("bool visible      = (colorFlag > 0);"),i.push("bool transparent  = ((float(color.a) / 255.0) < 1.0);"),i.push("if (!visible || transparent) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  gl_Position = shadowProjMatrix * viewPosition;"),i.push("}"),i.push("gl_PointSize = pointSize;"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry depth drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}const tA=d.vec3(),iA=d.vec3(),sA=d.vec3();d.vec3();const rA=d.mat4();class oA extends Jo{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.canvas.gl,n=r.camera,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,c=t.aabb,u=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=tA;let f;if(p[0]=d.safeInv(c[3]-c[0])*d.MAX_INT,p[1]=d.safeInv(c[4]-c[1])*d.MAX_INT,p[2]=d.safeInv(c[5]-c[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(p[0]),e.snapPickCoordinateScale[1]=d.safeInv(p[1]),e.snapPickCoordinateScale[2]=d.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=iA;if(l){const e=d.transformPoint3(h,l,sA);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=Y(u,t,rA),e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=u,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,p),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);let g=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,g+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,g+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,g+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1)),o.drawArraysInstanced(o.POINTS,0,a.positionsBuf.numItems,a.numInstances),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outNormal = ivec4(1.0, 1.0, 1.0, 1.0);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const nA=d.vec3(),aA=d.vec3(),lA=d.vec3();d.vec3();const AA=d.mat4();class hA extends Jo{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(t),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,c=t.aabb,u=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=nA;let f;if(p[0]=d.safeInv(c[3]-c[0])*d.MAX_INT,p[1]=d.safeInv(c[4]-c[1])*d.MAX_INT,p[2]=d.safeInv(c[5]-c[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(p[0]),e.snapPickCoordinateScale[1]=d.safeInv(p[1]),e.snapPickCoordinateScale[2]=d.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=aA;if(l){const e=d.transformPoint3(h,l,lA);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=Y(u,t,AA),e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=u,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let g=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,g+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,g+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,g+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1),n.drawArraysInstanced(n.POINTS,0,a.positionsBuf.numItems,a.numInstances),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class cA{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new Xl(this._scene,!1)),this._colorRenderer}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Jl(this._scene)),this._silhouetteRenderer}get depthRenderer(){return this._depthRenderer||(this._depthRenderer=new $l(this._scene)),this._depthRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new Yl(this._scene)),this._pickMeshRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new Zl(this._scene)),this._pickDepthRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new ql(this._scene)),this._occlusionRenderer}get shadowRenderer(){return this._shadowRenderer||(this._shadowRenderer=new eA(this._scene)),this._shadowRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new oA(this._scene,!1)),this._snapInitRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new hA(this._scene)),this._snapRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const uA={};const dA=new Uint8Array(4),pA=new Float32Array(1),fA=new Float32Array(3),gA=new Float32Array(4);class mA{constructor(e){this.model=e.model,this.material=e.material,this.sortId="PointsInstancingLayer",this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=uA[t];return i||(i=new cA(e),uA[t]=i,i._compile(),e.on("compile",(()=>{i._compile()})),e.on("destroyed",(()=>{delete uA[t],i._destroy()}))),i}(e.model.scene),this._aabb=d.collapseAABB3(),this._state=new vt({obb:d.OBB3(),numInstances:0,origin:e.origin?d.vec3(e.origin):null,geometry:e.geometry,positionsDecodeMatrix:e.geometry.positionsDecodeMatrix,colorsBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null,pickColorsBuf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=e.geometry.numIndices,this._pickColors=[],this._offsets=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=d.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,this.primitive=e.geometry.primitive}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}createPortion(e,t){const i=t.meshMatrix,s=t.pickColor;if(this._finalized)throw"Already finalized";this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(i[0]),this._modelMatrixCol0.push(i[4]),this._modelMatrixCol0.push(i[8]),this._modelMatrixCol0.push(i[12]),this._modelMatrixCol1.push(i[1]),this._modelMatrixCol1.push(i[5]),this._modelMatrixCol1.push(i[9]),this._modelMatrixCol1.push(i[13]),this._modelMatrixCol2.push(i[2]),this._modelMatrixCol2.push(i[6]),this._modelMatrixCol2.push(i[10]),this._modelMatrixCol2.push(i[14]),this._pickColors.push(s[0]),this._pickColors.push(s[1]),this._pickColors.push(s[2]),this._pickColors.push(s[3]),this._state.numInstances++;const r=this._portions.length;return this._portions.push({}),this._numPortions++,this.model.numPortions++,this._meshes.push(e),r}finalize(){if(this._finalized)throw"Already finalized";const e=this.model.scene.canvas.gl,t=this._pickColors.length/4,i=this._state,s=i.geometry;if(t>0){let s=!1;i.flagsBuf=new $e(e,e.ARRAY_BUFFER,new Float32Array(t),t,1,e.DYNAMIC_DRAW,s)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){const t=!1;i.offsetsBuf=new $e(e,e.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,e.DYNAMIC_DRAW,t),this._offsets=[]}if(s.positionsCompressed&&s.positionsCompressed.length>0){const t=!1;i.positionsBuf=new $e(e,e.ARRAY_BUFFER,s.positionsCompressed,s.positionsCompressed.length,3,e.STATIC_DRAW,t),i.positionsDecodeMatrix=d.mat4(s.positionsDecodeMatrix)}if(s.colorsCompressed&&s.colorsCompressed.length>0){const t=new Uint8Array(s.colorsCompressed),r=!1;i.colorsBuf=new $e(e,e.ARRAY_BUFFER,t,t.length,4,e.STATIC_DRAW,r)}if(this._modelMatrixCol0.length>0){const t=!1;i.modelMatrixCol0Buf=new $e(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,e.STATIC_DRAW,t),i.modelMatrixCol1Buf=new $e(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,e.STATIC_DRAW,t),i.modelMatrixCol2Buf=new $e(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,e.STATIC_DRAW,t),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[]}if(this._pickColors.length>0){const t=!1;i.pickColorsBuf=new $e(e,e.ARRAY_BUFFER,new Uint8Array(this._pickColors),this._pickColors.length,4,e.STATIC_DRAW,t),this._pickColors=[]}i.geometry=null,this._finalized=!0}initFlags(e,t,i){t&te&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ae&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ne&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&le&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&re&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Ae&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&se&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&ie&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&Ae?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&re?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";dA[0]=t[0],dA[1]=t[1],dA[2]=t[2],this._state.colorsBuf.setData(dA,3*e)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i){if(!this._finalized)throw"Not finalized";const s=!!(t&te),r=!!(t&ne),o=!!(t&ae),n=!!(t&le),a=!!(t&Ae),l=!!(t&se),A=!!(t&ie);let h,c;h=!s||A||r||o&&!this.model.scene.highlightMaterial.glowThrough||n&&!this.model.scene.selectedMaterial.glowThrough?Ho.NOT_RENDERED:i?Ho.COLOR_TRANSPARENT:Ho.COLOR_OPAQUE,c=!s||A?Ho.NOT_RENDERED:n?Ho.SILHOUETTE_SELECTED:o?Ho.SILHOUETTE_HIGHLIGHTED:r?Ho.SILHOUETTE_XRAYED:Ho.NOT_RENDERED;let u=0;u=!s||A?Ho.NOT_RENDERED:n?Ho.EDGES_SELECTED:o?Ho.EDGES_HIGHLIGHTED:r?Ho.EDGES_XRAYED:a?i?Ho.EDGES_COLOR_TRANSPARENT:Ho.EDGES_COLOR_OPAQUE:Ho.NOT_RENDERED;let d=0;d|=h,d|=c<<4,d|=u<<8,d|=(s&&!A&&l?Ho.PICK:Ho.NOT_RENDERED)<<12,d|=(t&re?255:0)<<16,pA[0]=d,this._state.flagsBuf.setData(pA,e)}setOffset(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(fA[0]=t[0],fA[1]=t[1],fA[2]=t[2],this._state.offsetsBuf.setData(fA,3*e)):this.model.error("Entity#offset not enabled for this Viewer")}setMatrix(e,t){if(!this._finalized)throw"Not finalized";const i=4*e;gA[0]=t[0],gA[1]=t[4],gA[2]=t[8],gA[3]=t[12],this._state.modelMatrixCol0Buf.setData(gA,i),gA[0]=t[1],gA[1]=t[5],gA[2]=t[9],gA[3]=t[13],this._state.modelMatrixCol1Buf.setData(gA,i),gA[0]=t[2],gA[1]=t[6],gA[2]=t[10],gA[3]=t[14],this._state.modelMatrixCol2Buf.setData(gA,i)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_XRAYED)}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_HIGHLIGHTED)}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_SELECTED)}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawEdgesXRayed(e,t){}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE)}drawShadow(e,t){}drawPickMesh(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Ho.PICK)}drawPickDepths(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Ho.PICK)}drawPickNormals(e,t){}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ho.PICK)}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ho.PICK)}destroy(){const e=this._state;e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy()}}const _A=d.vec3(),vA=d.vec3(),bA=d.mat4();class yA{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c}=o,u=r.viewMatrix;if(!this._program&&(this._allocate(),this.errors))return;let p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uPerObjectDecodeMatrix,this._uPerVertexPosition,this.uPerObjectColorAndFlags,this._uPerObjectMatrix);const f=0!==A[0]||0!==A[1]||0!==A[2],g=0!==h[0]||0!==h[1]||0!==h[2];if(f||g){const e=_A;if(f){const t=d.transformPoint3(c,A,vA);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],p=Y(u,e,bA)}else p=u;if(n.uniformMatrix4fv(this._uSceneModelMatrix,!1,c),n.uniformMatrix4fv(this._uViewMatrix,!1,p),n.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),n.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const m=s._sectionPlanesState.getNumAllocatedSectionPlanes(),_=s._sectionPlanesState.sectionPlanes.length;if(m>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,r=o.renderFlags;for(let t=0;t<m;t++){const s=this._uSectionPlanes[t];if(s)if(t<_){const a=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,a?1:0),a){const i=e[t];if(A){const e=ee(i.dist,i.dir,A,_A,o.matrix);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,8),n.drawArrays(n.LINES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,16),n.drawArrays(n.LINES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,32),n.drawArrays(n.LINES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new qe(t,this._buildShader()),this._program.errors)return this.errors=this._program.errors,void console.error(this.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uPerObjectDecodeMatrix="uPerObjectDecodeMatrix",this.uPerObjectColorAndFlags="uPerObjectColorAndFlags",this._uPerVertexPosition="uPerVertexPosition",this._uPerLineIndices="uPerLineIndices",this._uPerLineObject="uPerLineObject",this._uPerObjectMatrix="uPerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t.camera.project;if(s.bind(),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// LinesDataTextureColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled,i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uPerObjectDecodeMatrix;"),i.push("uniform highp sampler2D uPerObjectMatrix;"),i.push("uniform lowp usampler2D uPerObjectColorAndFlags;"),i.push("uniform mediump usampler2D uPerVertexPosition;"),i.push("uniform highp usampler2D uPerLineIndices;"),i.push("uniform mediump usampler2D uPerLineObject;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("  int lineIndex = gl_VertexID / 2;"),i.push("  int h_packed_object_id_index = (lineIndex >> 3) & 4095;"),i.push("  int v_packed_object_id_index = (lineIndex >> 3) >> 12;"),i.push("  int objectIndex = int(texelFetch(uPerLineObject, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("  ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("  uvec4 flags = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("  uvec4 flags2 = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("  if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("      return;"),i.push("  } else {"),i.push("      ivec4 packedVertexBase = ivec4(texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("      ivec4 packedLineIndexBaseOffset = ivec4(texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("      int lineIndexBaseOffset = (packedLineIndexBaseOffset.r << 24) + (packedLineIndexBaseOffset.g << 16) + (packedLineIndexBaseOffset.b << 8) + packedLineIndexBaseOffset.a;"),i.push("      int h_index = (lineIndex - lineIndexBaseOffset) & 4095;"),i.push("      int v_index = (lineIndex - lineIndexBaseOffset) >> 12;"),i.push("      ivec3 vertexIndices = ivec3(texelFetch(uPerLineIndices, ivec2(h_index, v_index), 0));"),i.push("      ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("      int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("      int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("      mat4 objectInstanceMatrix = mat4 (texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("      mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("      uvec4 flags = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("      uvec4 flags2 = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("      vec3 position = vec3(texelFetch(uPerVertexPosition, ivec2(indexPositionH, indexPositionV), 0));"),i.push("      uvec4 color = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("      if (color.a == 0u) {"),i.push("          gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("          return;"),i.push("      };"),i.push("      vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2.r;")),i.push("      vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("      vFragDepth = 1.0 + clipPos.w;"),i.push("      isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("      gl_Position = clipPos;"),i.push("      vec4 rgb = vec4(color.rgba);"),i.push("      vColor = vec4(float(rgb.r*0.5) / 255.0, float(rgb.g*0.5) / 255.0, float(rgb.b*0.5) / 255.0, float(rgb.a) / 255.0);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// LinesDataTextureColorRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("flat in uint vFlags2;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = vFlags2 > 0u;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { "),s.push("      discard;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor            = vColor;"),s.push("}"),s}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class xA{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null)}eagerCreateRenders(){}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new yA(this._scene,!1)),this._colorRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy()}}const BA={};class wA{constructor(){this.positionsCompressed=[],this.lenPositionsCompressed=0,this.indices8Bits=[],this.lenIndices8Bits=0,this.indices16Bits=[],this.lenIndices16Bits=0,this.indices32Bits=[],this.lenIndices32Bits=0,this.perObjectColors=[],this.perObjectPickColors=[],this.perObjectSolid=[],this.perObjectOffsets=[],this.perObjectPositionsDecodeMatrices=[],this.perObjectInstancePositioningMatrices=[],this.perObjectVertexBases=[],this.perObjectIndexBaseOffsets=[],this.perLineNumberPortionId8Bits=[],this.perLineNumberPortionId16Bits=[],this.perLineNumberPortionId32Bits=[]}}class PA{constructor(){this.texturePerObjectColorsAndFlags=null,this.texturePerObjectOffsets=null,this.texturePerObjectInstanceMatrices=null,this.texturePerObjectPositionsDecodeMatrix=null,this.texturePerVertexIdCoordinates=null,this.texturePerLineIdPortionIds8Bits=null,this.texturePerLineIdPortionIds16Bits=null,this.texturePerLineIdPortionIds32Bits=null,this.texturePerLineIdIndices8Bits=null,this.texturePerLineIdIndices16Bits=null,this.texturePerLineIdIndices32Bits=null,this.textureModelMatrices=null}finalize(){this.indicesPerBitnessTextures={8:this.texturePerLineIdIndices8Bits,16:this.texturePerLineIdIndices16Bits,32:this.texturePerLineIdIndices32Bits},this.indicesPortionIdsPerBitnessTextures={8:this.texturePerLineIdPortionIds8Bits,16:this.texturePerLineIdPortionIds16Bits,32:this.texturePerLineIdPortionIds32Bits}}bindCommonTextures(e,t,i,s,r){this.texturePerObjectPositionsDecodeMatrix.bindTexture(e,t,1),this.texturePerVertexIdCoordinates.bindTexture(e,i,2),this.texturePerObjectColorsAndFlags.bindTexture(e,s,3),this.texturePerObjectInstanceMatrices.bindTexture(e,r,4)}bindLineIndicesTextures(e,t,i,s){this.indicesPortionIdsPerBitnessTextures[s].bindTexture(e,t,5),this.indicesPerBitnessTextures[s].bindTexture(e,i,6)}}class CA{constructor(e,t,i,s,r=null){this._gl=e,this._texture=t,this._textureWidth=i,this._textureHeight=s,this._textureData=r}bindTexture(e,t,i){return e.bindTexture(t,this,i)}bind(e){return this._gl.activeTexture(this._gl["TEXTURE"+e]),this._gl.bindTexture(this._gl.TEXTURE_2D,this._texture),!0}unbind(e){}}const MA={sizeDataColorsAndFlags:0,sizeDataPositionDecodeMatrices:0,sizeDataTextureOffsets:0,sizeDataTexturePositions:0,sizeDataTextureIndices:0,sizeDataTexturePortionIds:0,numberOfGeometries:0,numberOfPortions:0,numberOfLayers:0,numberOfTextures:0,totalLines:0,totalLines8Bits:0,totalLines16Bits:0,totalLines32Bits:0,cannotCreatePortion:{because10BitsObjectId:0,becauseTextureSize:0},overheadSizeAlignementIndices:0,overheadSizeAlignementEdgeIndices:0};window.printDataTextureRamStats=function(){console.log(JSON.stringify(MA,null,4));let e=0;Object.keys(MA).forEach((t=>{t.startsWith("size")&&(e+=MA[t])})),console.log(`Total size ${e} bytes (${(e/1e3/1e3).toFixed(2)} MB)`),console.log(`Avg bytes / triangle: ${(e/MA.totalLines).toFixed(2)}`);let t={};Object.keys(MA).forEach((i=>{i.startsWith("size")&&(t[i]=`${(MA[i]/e*100).toFixed(2)} % of total`)})),console.log(JSON.stringify({percentualRamUsage:t},null,4))};class EA{disableBindedTextureFiltering(e){e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE)}generateTextureForColorsAndFlags(e,t,i,s,r){const o=t.length;this.numPortions=o;const n=4096,a=Math.ceil(o/512);if(0===a)throw"texture height===0";const l=new Uint8Array(16384*a);MA.sizeDataColorsAndFlags+=l.byteLength,MA.numberOfTextures++;for(let e=0;e<o;e++)l.set(t[e],32*e+0),l.set(i[e],32*e+4),l.set([0,0,0,0],32*e+8),l.set([0,0,0,0],32*e+12),l.set([s[e]>>24&255,s[e]>>16&255,s[e]>>8&255,255&s[e]],32*e+16),l.set([r[e]>>24&255,r[e]>>16&255,r[e]>>8&255,255&r[e]],32*e+20);const A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA8UI,n,a),e.texSubImage2D(e.TEXTURE_2D,0,0,0,n,a,e.RGBA_INTEGER,e.UNSIGNED_BYTE,l,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new CA(e,A,n,a,l)}generateTextureForObjectOffsets(e,t){const i=512,s=Math.ceil(t/i);if(0===s)throw"texture height===0";const r=new Float32Array(1536*s).fill(0);MA.sizeDataTextureOffsets+=r.byteLength,MA.numberOfTextures++;const o=e.createTexture();return e.bindTexture(e.TEXTURE_2D,o),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32F,i,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,i,s,e.RGB,e.FLOAT,r,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new CA(e,o,i,s,r)}generateTextureForInstancingMatrices(e,t){const i=t.length;if(0===i)throw"num instance matrices===0";const s=2048,r=Math.ceil(i/512),o=new Float32Array(8192*r);MA.numberOfTextures++;for(let e=0;e<t.length;e++)o.set(t[e],16*e);const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r,o)}generateTextureForPositionsDecodeMatrices(e,t){const i=t.length;if(0===i)throw"num decode+entity matrices===0";const s=2048,r=Math.ceil(i/512),o=new Float32Array(8192*r);MA.sizeDataPositionDecodeMatrices+=o.byteLength,MA.numberOfTextures++;for(let e=0;e<t.length;e++)o.set(t[e],16*e);const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r)}generateTextureFor8BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint8Array(s*r*3);MA.sizeDataTextureIndices+=o.byteLength,MA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB8UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_BYTE,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r)}generateTextureFor16BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r*3);MA.sizeDataTextureIndices+=o.byteLength,MA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_SHORT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r)}generateTextureFor32BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint32Array(s*r*3);MA.sizeDataTextureIndices+=o.byteLength,MA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_INT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r)}generateTextureForPositions(e,t,i){const s=i/3,r=4096,o=Math.ceil(s/r);if(0===o)throw"texture height===0";const n=new Uint16Array(r*o*3);MA.sizeDataTexturePositions+=n.byteLength,MA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];n.set(s,i),i+=s.length}const a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,r,o),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,o,e.RGB_INTEGER,e.UNSIGNED_SHORT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new CA(e,a,r,o)}generateTextureForPackedPortionIds(e,t){if(0===t.length)return{texture:null,textureHeight:0};const i=t.length,s=4096,r=Math.ceil(i/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r);o.set(t,0),MA.sizeDataTexturePortionIds+=o.byteLength,MA.numberOfTextures++;const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.R16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RED_INTEGER,e.UNSIGNED_SHORT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r)}}const FA=new In,IA=FA.maxDataTextureHeight,DA=new Float32Array(16),SA=new Uint8Array(4),TA=new Float32Array(3);let RA=0;const LA=d.identityMat4();class UA{constructor(e,t){MA.numberOfLayers++,this._layerNumber=RA++,this.sortId=`TriDTX-${this._layerNumber}`,this.layerIndex=t.layerIndex,this._renderers=function(e){const t=e.id;let i=BA[t];return i||(i=new xA(e),BA[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(()=>{i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(()=>{delete BA[t],i._destroy()}))),i}(e.scene),this.model=e,this._buffer=new wA,this._dataTextureState=new PA,this._dataTextureGenerator=new EA,this._state=new vt({origin:d.vec3(t.origin),textureState:this._dataTextureState,numIndices8Bits:0,numIndices16Bits:0,numIndices32Bits:0,numVertices:0}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._subPortions=[],this._portionToSubPortionsMap=[],this._bucketGeometries={},this._meshes=[],this._aabb=d.collapseAABB3(),this.aabbDirty=!0,this._numUpdatesInFrame=0,this.primitive=t.primitive,this._finalized=!1}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e){if(this._finalized)throw"Already finalized";const t=e.buckets.length;this._numPortions+t>65536&&MA.cannotCreatePortion.because10BitsObjectId++;let i=this._numPortions+t<=65536;const s=void 0!==e.geometryId&&null!==e.geometryId?`${e.geometryId}#0`:`${e.id}#0`;if(!this._bucketGeometries[s]){const t=Math.max(this._state.numIndices8Bits,this._state.numIndices16Bits,this._state.numIndices32Bits);let s=0,r=0;e.buckets.forEach((e=>{s+=e.positionsCompressed.length/3,r+=e.indices.length/2})),(this._state.numVertices+s>4096*IA||t+r>4096*IA)&&MA.cannotCreatePortion.becauseTextureSize++,i&&=this._state.numVertices+s<=4096*IA&&t+r<=4096*IA}return i}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=[];t.buckets.forEach(((e,s)=>{const r=void 0!==t.geometryId&&null!==t.geometryId?`${t.geometryId}#${s}`:`${t.id}#${s}`;let o=this._bucketGeometries[r];o||(o=this._createBucketGeometry(t,e),this._bucketGeometries[r]=o);const n=this._createSubPortion(t,o,e);i.push(n)}));const s=this._portionToSubPortionsMap.length;return this._portionToSubPortionsMap.push(i),this.model.numPortions++,this._meshes.push(e),s}_createBucketGeometry(e,t){if(t.indices){const e=8*Math.ceil(t.indices.length/2/8)*2;MA.overheadSizeAlignementIndices+=2*(e-t.indices.length);const i=new Uint32Array(e);i.fill(0),i.set(t.indices),t.indices=i}const i=t.positionsCompressed,s=t.indices,r=this._buffer;r.positionsCompressed.push(i);const o=r.lenPositionsCompressed/3,n=i.length/3;let a;r.lenPositionsCompressed+=i.length;let l=0;if(s){let e;l=s.length/2,n<=256?(e=r.indices8Bits,a=r.lenIndices8Bits/2,r.lenIndices8Bits+=s.length):n<=65536?(e=r.indices16Bits,a=r.lenIndices16Bits/2,r.lenIndices16Bits+=s.length):(e=r.indices32Bits,a=r.lenIndices32Bits/2,r.lenIndices32Bits+=s.length),e.push(s)}this._state.numVertices+=n,MA.numberOfGeometries++;return{vertexBase:o,numVertices:n,numLines:l,indicesBase:a}}_createSubPortion(e,t){const i=e.color,s=e.colors,r=e.opacity,o=e.meshMatrix,n=e.pickColor,a=this._buffer,l=this._state;a.perObjectPositionsDecodeMatrices.push(e.positionsDecodeMatrix),a.perObjectInstancePositioningMatrices.push(o||LA),a.perObjectSolid.push(!!e.solid),s?a.perObjectColors.push([255*s[0],255*s[1],255*s[2],255]):i&&a.perObjectColors.push([i[0],i[1],i[2],r]),a.perObjectPickColors.push(n),a.perObjectVertexBases.push(t.vertexBase);{let e;e=t.numVertices<=256?l.numIndices8Bits:t.numVertices<=65536?l.numIndices16Bits:l.numIndices32Bits,a.perObjectIndexBaseOffsets.push(e/2-t.indicesBase)}const A=this._subPortions.length;if(t.numLines>0){let e,i=2*t.numLines;t.numVertices<=256?(e=a.perLineNumberPortionId8Bits,l.numIndices8Bits+=i,MA.totalLines8Bits+=t.numLines):t.numVertices<=65536?(e=a.perLineNumberPortionId16Bits,l.numIndices16Bits+=i,MA.totalLines16Bits+=t.numLines):(e=a.perLineNumberPortionId32Bits,l.numIndices32Bits+=i,MA.totalLines32Bits+=t.numLines),MA.totalLines+=t.numLines;for(let i=0;i<t.numLines;i+=8)e.push(A)}return this._subPortions.push({numVertices:t.numLines}),this._numPortions++,MA.numberOfPortions++,A}finalize(){if(this._finalized)return;const e=this._state,t=this._dataTextureState,i=this.model.scene.canvas.gl,s=this._buffer;e.gl=i,t.texturePerObjectColorsAndFlags=this._dataTextureGenerator.generateTextureForColorsAndFlags(i,s.perObjectColors,s.perObjectPickColors,s.perObjectVertexBases,s.perObjectIndexBaseOffsets,s.perObjectSolid),t.texturePerObjectInstanceMatrices=this._dataTextureGenerator.generateTextureForInstancingMatrices(i,s.perObjectInstancePositioningMatrices),t.texturePerObjectPositionsDecodeMatrix=this._dataTextureGenerator.generateTextureForPositionsDecodeMatrices(i,s.perObjectPositionsDecodeMatrices),t.texturePerVertexIdCoordinates=this._dataTextureGenerator.generateTextureForPositions(i,s.positionsCompressed,s.lenPositionsCompressed),t.texturePerLineIdPortionIds8Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(i,s.perLineNumberPortionId8Bits),t.texturePerLineIdPortionIds16Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(i,s.perLineNumberPortionId16Bits),t.texturePerLineIdPortionIds32Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(i,s.perLineNumberPortionId32Bits),s.lenIndices8Bits>0&&(t.texturePerLineIdIndices8Bits=this._dataTextureGenerator.generateTextureFor8BitIndices(i,s.indices8Bits,s.lenIndices8Bits)),s.lenIndices16Bits>0&&(t.texturePerLineIdIndices16Bits=this._dataTextureGenerator.generateTextureFor16BitIndices(i,s.indices16Bits,s.lenIndices16Bits)),s.lenIndices32Bits>0&&(t.texturePerLineIdIndices32Bits=this._dataTextureGenerator.generateTextureFor32BitIndices(i,s.indices32Bits,s.lenIndices32Bits)),t.finalize(),this._buffer=null,this._bucketGeometries={},this._finalized=!0,this._deferredSetFlagsDirty=!1,this._onSceneRendering=this.model.scene.on("rendering",(()=>{this._deferredSetFlagsDirty&&this._uploadDeferredFlags(),this._numUpdatesInFrame=0}))}initFlags(e,t,i){t&te&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ae&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ne&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&le&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&re&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&se&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&ie&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,true),this._setFlags2(e,t,true)}flushInitFlags(){this._setDeferredFlags(),this._setDeferredFlags2()}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&re?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags2(e,t)}_beginDeferredFlags(){this._deferredSetFlagsActive=!0}_uploadDeferredFlags(){if(this._deferredSetFlagsActive=!1,!this._deferredSetFlagsDirty)return;this._deferredSetFlagsDirty=!1;const e=this.model.scene.canvas.gl,t=this._dataTextureState;e.bindTexture(e.TEXTURE_2D,t.texturePerObjectColorsAndFlags._texture),e.texSubImage2D(e.TEXTURE_2D,0,0,0,t.texturePerObjectColorsAndFlags._textureWidth,t.texturePerObjectColorsAndFlags._textureHeight,e.RGBA_INTEGER,e.UNSIGNED_BYTE,t.texturePerObjectColorsAndFlags._textureData)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numCulledLayerPortions+=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions-=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetColor(i[e],t)}_subPortionSetColor(e,t){if(!this._finalized)throw"Not finalized";const i=this._dataTextureState,s=this.model.scene.canvas.gl;SA[0]=t[0],SA[1]=t[1],SA[2]=t[2],SA[3]=t[3],i.texturePerObjectColorsAndFlags._textureData.set(SA,32*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectColorsAndFlags._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*8,Math.floor(e/512),1,1,s.RGBA_INTEGER,s.UNSIGNED_BYTE,SA))}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i,s=!1){const r=this._portionToSubPortionsMap[e];for(let e=0,o=r.length;e<o;e++)this._subPortionSetFlags(r[e],t,i,s)}_subPortionSetFlags(e,t,i,s=!1){if(!this._finalized)throw"Not finalized";const r=!!(t&te),o=!!(t&ne),n=!!(t&ie);let a,l;a=!r||n||o?Ho.NOT_RENDERED:i?Ho.COLOR_TRANSPARENT:Ho.COLOR_OPAQUE,l=!r||n?Ho.NOT_RENDERED:!!(t&le)?Ho.SILHOUETTE_SELECTED:!!(t&ae)?Ho.SILHOUETTE_HIGHLIGHTED:o?Ho.SILHOUETTE_XRAYED:Ho.NOT_RENDERED;let A=r&&!n&&!!(t&se)?Ho.PICK:Ho.NOT_RENDERED;const h=this._dataTextureState,c=this.model.scene.canvas.gl;SA[0]=a,SA[1]=l,SA[3]=A,h.texturePerObjectColorsAndFlags._textureData.set(SA,32*e+8),this._deferredSetFlagsActive||s?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),c.bindTexture(c.TEXTURE_2D,h.texturePerObjectColorsAndFlags._texture),c.texSubImage2D(c.TEXTURE_2D,0,e%512*8+2,Math.floor(e/512),1,1,c.RGBA_INTEGER,c.UNSIGNED_BYTE,SA))}_setDeferredFlags(){}_setFlags2(e,t,i=!1){const s=this._portionToSubPortionsMap[e];for(let e=0,r=s.length;e<r;e++)this._subPortionSetFlags2(s[e],t,i)}_subPortionSetFlags2(e,t,i=!1){if(!this._finalized)throw"Not finalized";const s=t&re?255:0,r=this._dataTextureState,o=this.model.scene.canvas.gl;SA[0]=s,SA[1]=0,SA[2]=1,SA[3]=2,r.texturePerObjectColorsAndFlags._textureData.set(SA,32*e+12),this._deferredSetFlagsActive||i?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),o.bindTexture(o.TEXTURE_2D,r.texturePerObjectColorsAndFlags._texture),o.texSubImage2D(o.TEXTURE_2D,0,e%512*8+3,Math.floor(e/512),1,1,o.RGBA_INTEGER,o.UNSIGNED_BYTE,SA))}_setDeferredFlags2(){}setOffset(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetOffset(i[e],t)}_subPortionSetOffset(e,t){if(!this._finalized)throw"Not finalized";const i=this._dataTextureState,s=this.model.scene.canvas.gl;TA[0]=t[0],TA[1]=t[1],TA[2]=t[2],i.texturePerObjectOffsets._textureData.set(TA,3*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectOffsets._texture),s.texSubImage2D(s.TEXTURE_2D,0,0,e,1,1,s.RGB,s.FLOAT,TA))}setMatrix(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetMatrix(i[e],t)}_subPortionSetMatrix(e,t){if(!this._finalized)throw"Not finalized";const i=this._dataTextureState,s=this.model.scene.canvas.gl;DA.set(t),i.texturePerObjectInstanceMatrices._textureData.set(DA,16*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectInstanceMatrices._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*4,Math.floor(e/512),4,1,s.RGBA,s.FLOAT,DA))}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){}drawSilhouetteHighlighted(e,t){}drawSilhouetteSelected(e,t){}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawEdgesXRayed(e,t){}drawOcclusion(e,t){}drawShadow(e,t){}setPickMatrices(e,t){}drawPickMesh(e,t){}drawPickDepths(e,t){}drawSnapInit(e,t){}drawSnap(e,t){}drawPickNormals(e,t){}destroy(){if(this._destroyed)return;const e=this._state;this.model.scene.off(this._onSceneRendering),e.destroy(),this._destroyed=!0}}const OA=d.vec3(),kA=d.vec3(),NA=d.vec3();d.vec3();const QA=d.vec4(),VA=d.mat4();class HA{constructor(e,t){this._scene=e,this._withSAO=t,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c}=o;if(!this._program&&(this._allocate(),this.errors))return;let u,p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const f=0!==A[0]||0!==A[1]||0!==A[2],g=0!==h[0]||0!==h[1]||0!==h[2];if(f||g){const e=OA;if(f){const t=d.transformPoint3(c,A,kA);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],u=Y(r.viewMatrix,e,VA),p=NA,p[0]=r.eye[0]-e[0],p[1]=r.eye[1]-e[1],p[2]=r.eye[2]-e[2]}else u=r.viewMatrix,p=r.eye;if(n.uniformMatrix4fv(this._uSceneModelMatrix,!1,c),n.uniformMatrix4fv(this._uViewMatrix,!1,u),n.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),n.uniform3fv(this._uCameraEyeRtc,p),n.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const m=s._sectionPlanesState.getNumAllocatedSectionPlanes(),_=s._sectionPlanesState.sectionPlanes.length;if(m>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,r=o.renderFlags;for(let t=0;t<m;t++){const s=this._uSectionPlanes[t];if(s)if(t<_){const a=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,a?1:0),a){const i=e[t];if(A){const e=ee(i.dist,i.dir,A,OA,o.matrix);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl,i=e._lightsState;if(this._program=new qe(t,this._buildShader()),this._program.errors)return this.errors=this._program.errors,void console.error(this.errors);const s=this._program;this._uRenderPass=s.getLocation("renderPass"),this._uLightAmbient=s.getLocation("lightAmbient"),this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];const r=i.lights;let o;for(let e=0,t=r.length;e<t;e++)switch(o=r[e],o.type){case"dir":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=null,this._uLightDir[e]=s.getLocation("lightDir"+e);break;case"point":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=s.getLocation("lightPos"+e),this._uLightDir[e]=null,this._uLightAttenuation[e]=s.getLocation("lightAttenuation"+e);break;case"spot":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=s.getLocation("lightPos"+e),this._uLightDir[e]=s.getLocation("lightDir"+e),this._uLightAttenuation[e]=s.getLocation("lightAttenuation"+e)}this._uSceneModelMatrix=s.getLocation("sceneModelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,i=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<i;t++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+t),pos:s.getLocation("sectionPlanePos"+t),dir:s.getLocation("sectionPlaneDir"+t)});this._withSAO&&(this._uOcclusionTexture="uOcclusionTexture",this._uSAOParams=s.getLocation("uSAOParams")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=s.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t._lightsState.lights,o=t.camera.project;s.bind(),this._uLightAmbient&&i.uniform4fv(this._uLightAmbient,t._lightsState.getAmbientColorAndIntensity());for(let e=0,t=r.length;e<t;e++){const t=r[e];this._uLightColor[e]&&i.uniform4f(this._uLightColor[e],t.color[0],t.color[1],t.color[2],t.intensity),this._uLightPos[e]&&(i.uniform3fv(this._uLightPos[e],t.pos),this._uLightAttenuation[e]&&i.uniform1f(this._uLightAttenuation[e],t.attenuation)),this._uLightDir[e]&&i.uniform3fv(this._uLightDir[e],t.dir)}if(this._withSAO){const s=t.sao;if(s.possible){const t=i.drawingBufferWidth,r=i.drawingBufferHeight;QA[0]=t,QA[1]=r,QA[2]=s.blendCutoff,QA[3]=s.blendFactor,i.uniform4fv(this._uSAOParams,QA),this._program.bindTexture(this._uOcclusionTexture,e.occlusionTexture,10)}}if(t.logarithmicDepthBufferEnabled){const e=2/(Math.log(o.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0;let r;const o=[];o.push("#version 300 es"),o.push("// TrianglesDataTextureColorRenderer vertex shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("precision highp usampler2D;"),o.push("precision highp isampler2D;"),o.push("precision highp sampler2D;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("precision mediump usampler2D;"),o.push("precision mediump isampler2D;"),o.push("precision mediump sampler2D;"),o.push("#endif"),o.push("uniform int renderPass;"),o.push("uniform mat4 sceneModelMatrix;"),o.push("uniform mat4 viewMatrix;"),o.push("uniform mat4 projMatrix;"),o.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),o.push("uniform highp sampler2D uTexturePerObjectMatrix;"),o.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),o.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),o.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),o.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),o.push("uniform vec3 uCameraEyeRtc;"),o.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("out float isPerspective;")),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("uniform vec4 lightAmbient;");for(let e=0,t=i.lights.length;e<t;e++)r=i.lights[e],"ambient"!==r.type&&(o.push("uniform vec4 lightColor"+e+";"),"dir"===r.type&&o.push("uniform vec3 lightDir"+e+";"),"point"===r.type&&o.push("uniform vec3 lightPos"+e+";"),"spot"===r.type&&(o.push("uniform vec3 lightPos"+e+";"),o.push("uniform vec3 lightDir"+e+";")));s&&(o.push("out vec4 vWorldPosition;"),o.push("flat out uint vFlags2;")),o.push("out vec4 vColor;"),o.push("void main(void) {"),o.push("int polygonIndex = gl_VertexID / 3;"),o.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),o.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),o.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),o.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),o.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),o.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),o.push("if (int(flags.x) != renderPass) {"),o.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),o.push("   return;"),o.push("} else {"),o.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),o.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),o.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),o.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),o.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),o.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),o.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),o.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),o.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),o.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),o.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),o.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),o.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),o.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),o.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),o.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),o.push("if (color.a == 0u) {"),o.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),o.push("   return;"),o.push("};"),o.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),o.push("vec3 position;"),o.push("position = positions[gl_VertexID % 3];"),o.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),o.push("if (solid != 1u) {"),o.push("if (isPerspectiveMatrix(projMatrix)) {"),o.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),o.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),o.push("position = positions[2 - (gl_VertexID % 3)];"),o.push("viewNormal = -viewNormal;"),o.push("}"),o.push("} else {"),o.push("if (viewNormal.z < 0.0) {"),o.push("position = positions[2 - (gl_VertexID % 3)];"),o.push("viewNormal = -viewNormal;"),o.push("}"),o.push("}"),o.push("}"),o.push("vec4 worldPosition = sceneModelMatrix * ((objectDecodeAndInstanceMatrix * vec4(position, 1.0))); "),o.push("vec4 viewPosition = viewMatrix * worldPosition; "),o.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),o.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),o.push("float lambertian = 1.0;");for(let e=0,t=i.lights.length;e<t;e++)if(r=i.lights[e],"ambient"!==r.type){if("dir"===r.type)"view"===r.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===r.type)"view"===r.space?o.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):o.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==r.type)continue;"view"===r.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}o.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),o.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}return o.push("vec3 rgb = vec3(color.rgb) / 255.0;"),o.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),o.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(o.push("vWorldPosition = worldPosition;"),o.push("vFlags2 = flags2.r;")),o.push("gl_Position = clipPos;"),o.push("}"),o.push("}"),o}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// TrianglesDataTextureColorRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),i){s.push("in vec4 vWorldPosition;"),s.push("flat in uint vFlags2;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = vFlags2 > 0u;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { "),s.push("      discard;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor            = vec4(vColor.rgb * ambient, 1.0);")):s.push("   outColor            = vColor;"),s.push("}"),s}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const jA=new Float32Array([1,1,1]),GA=d.vec3(),zA=d.vec3(),WA=d.vec3();d.vec3();const KA=d.mat4();class XA{constructor(e,t){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c}=o,u=r.viewMatrix;if(!this._program&&(this._allocate(),this.errors))return;let p,f;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),A||0!==h[0]||0!==h[1]||0!==h[2]){const e=GA;if(A){const t=zA;d.transformPoint3(c,A,t),e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],p=Y(u,e,KA),f=WA,f[0]=r.eye[0]-e[0],f[1]=r.eye[1]-e[1],f[2]=r.eye[2]-e[2]}else p=u,f=r.eye;if(n.uniform3fv(this._uCameraEyeRtc,f),n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uWorldMatrix,!1,c),n.uniformMatrix4fv(this._uViewMatrix,!1,p),n.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),i===Ho.SILHOUETTE_XRAYED){const e=s.xrayMaterial._state,t=e.fillColor,i=e.fillAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else if(i===Ho.SILHOUETTE_HIGHLIGHTED){const e=s.highlightMaterial._state,t=e.fillColor,i=e.fillAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else if(i===Ho.SILHOUETTE_SELECTED){const e=s.selectedMaterial._state,t=e.fillColor,i=e.fillAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else n.uniform4fv(this._uColor,jA);if(s.logarithmicDepthBufferEnabled){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const g=s._sectionPlanesState.getNumAllocatedSectionPlanes(),m=s._sectionPlanesState.sectionPlanes.length;if(g>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*m,r=o.renderFlags;for(let t=0;t<g;t++){const s=this._uSectionPlanes[t];if(s)if(t<m){const a=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,a?1:0),a){const i=e[t];if(A){const e=ee(i.dist,i.dir,A,GA,o.matrix);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new qe(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uColor=i.getLocation("color"),this._uWorldMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=t.camera.project;if(this._program.bind(),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture silhouette vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.y) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix *  (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture draw fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("uniform vec4 color;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    outColor = color;"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const JA=new Float32Array([0,0,0,1]),YA=d.vec3(),ZA=d.vec3();d.vec3();const qA=d.mat4();class $A{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c}=s,u=o.viewMatrix;if(!this._program&&(this._allocate(t),this.errors))return;let p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const f=0!==A[0]||0!==A[1]||0!==A[2],g=0!==h[0]||0!==h[1]||0!==h[2];if(f||g){const e=YA;if(f){const t=d.transformPoint3(c,A,ZA);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],p=Y(u,e,qA)}else p=u;if(n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,c),n.uniformMatrix4fv(this._uViewMatrix,!1,p),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix),i===Ho.EDGES_XRAYED){const e=r.xrayMaterial._state,t=e.edgeColor,i=e.edgeAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else if(i===Ho.EDGES_HIGHLIGHTED){const e=r.highlightMaterial._state,t=e.edgeColor,i=e.edgeAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else if(i===Ho.EDGES_SELECTED){const e=r.selectedMaterial._state,t=e.edgeColor,i=e.edgeAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else n.uniform4fv(this._uColor,JA);const m=r._sectionPlanesState.getNumAllocatedSectionPlanes(),_=r._sectionPlanesState.sectionPlanes.length;if(m>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,o=s.renderFlags;for(let t=0;t<m;t++){const r=this._uSectionPlanes[t];if(r)if(t<_){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=ee(i.dist,i.dir,A,YA,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),n.drawArrays(n.LINES,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),n.drawArrays(n.LINES,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),n.drawArrays(n.LINES,0,a.numEdgeIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new qe(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uColor=i.getLocation("color"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uWorldMatrix=i.getLocation("worldMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix"}_bindProgram(){const e=this._scene,t=e.canvas.gl,i=this._program,s=e.camera.project;if(i.bind(),e.logarithmicDepthBufferEnabled){const e=2/(Math.log(s.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// DTXTrianglesEdgesRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),i.push("uniform vec4 color;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.z) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("mat4 matrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// DTXTrianglesEdgesRenderer fragment shader"),e.logarithmicDepthBufferEnabled&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in vec4 vColor;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { discard; }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outColor            = vColor;"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const eh=d.vec3(),th=d.vec3(),ih=d.mat4();class sh{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c}=s,u=o.viewMatrix;if(!this._program&&(this._allocate(),this.errors))return;let p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const f=0!==A[0]||0!==A[1]||0!==A[2],g=0!==h[0]||0!==h[1]||0!==h[2];if(f||g){const e=eh;if(f){const t=d.transformPoint3(c,A,th);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],p=Y(u,e,ih)}else p=u;n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,c),n.uniformMatrix4fv(this._uViewMatrix,!1,p),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix);const m=r._sectionPlanesState.getNumAllocatedSectionPlanes(),_=r._sectionPlanesState.sectionPlanes.length;if(m>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,o=s.renderFlags;for(let t=0;t<m;t++){const r=this._uSectionPlanes[t];if(r)if(t<_){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=ee(i.dist,i.dir,A,eh,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),n.drawArrays(n.LINES,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),n.drawArrays(n.LINES,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),n.drawArrays(n.LINES,0,a.numEdgeIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new qe(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix"}_bindProgram(){const e=this._scene,t=e.canvas.gl,i=this._program,s=e.camera.project;if(i.bind(),e.logarithmicDepthBufferEnabled){const e=2/(Math.log(s.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesDataTextureEdgesColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled,i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uObjectPerObjectOffsets;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.z) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vec4 rgb = vec4(color.rgba);"),i.push("vColor = vec4(float(rgb.r*0.5) / 255.0, float(rgb.g*0.5) / 255.0, float(rgb.b*0.5) / 255.0, float(rgb.a) / 255.0);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTextureEdgesColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in vec4 vColor;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { discard; }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outColor            = vColor;"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const rh=d.vec3(),oh=d.vec3(),nh=d.vec3(),ah=d.mat4();class lh{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){if(!this._program&&(this._allocate(t),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e));const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c}=s,u=e.pickViewMatrix||o.viewMatrix,p=e.pickProjMatrix||o.projMatrix,f=e.pickOrigin||o.eye,g=e.pickProjMatrix?e.pickZFar:o.project.far;let m,_;l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const v=0!==A[0]||0!==A[1]||0!==A[2],b=0!==h[0]||0!==h[1]||0!==h[2];if(v||b){const e=rh;if(v){const t=d.transformPoint3(c,A,oh);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],m=Y(u,e,ah),_=nh,_[0]=f[0]-e[0],_[1]=f[1]-e[1],_[2]=f[2]-e[2]}else m=u,_=f;if(n.uniform2fv(this._uPickClipPos,e.pickClipPos),n.uniform2f(this._uDrawingBufferSize,n.drawingBufferWidth,n.drawingBufferHeight),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,c),n.uniformMatrix4fv(this._uViewMatrix,!1,m),n.uniformMatrix4fv(this._uProjMatrix,!1,p),n.uniform3fv(this._uCameraEyeRtc,_),n.uniform1i(this._uRenderPass,i),r.logarithmicDepthBufferEnabled){const e=2/(Math.log(g+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,e)}const y=r._sectionPlanesState.getNumAllocatedSectionPlanes(),x=r._sectionPlanesState.sectionPlanes.length;if(y>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*x,o=s.renderFlags;for(let t=0;t<y;t++){const r=this._uSectionPlanes[t];if(r)if(t<x){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=ee(i.dist,i.dir,A,rh,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new qe(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene.canvas.gl;this._program.bind(),t.uniform1i(this._uPickInvisible,e.pickInvisible)}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry picking vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform bool pickInvisible;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("smooth out vec4 vWorldPosition;"),i.push("flat out uvec4 vFlags2;")),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("vPickColor = vec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+1, objectIndexCoords.y), 0)) / 255.0;"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry picking fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uvec4 vFlags2;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in vec4 vPickColor;"),i.push("out vec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2.x) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outPickColor = vPickColor; "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Ah=d.vec3(),hh=d.vec3(),ch=d.vec3();d.vec3();const uh=d.mat4();class dh{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c}=s,u=e.pickViewMatrix||o.viewMatrix,p=e.pickProjMatrix||o.projMatrix,f=e.pickOrigin||o.eye,g=e.pickProjMatrix?e.pickZFar:o.project.far;let m,_;if(this._program||this._allocate(),e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),A||0!==h[0]||0!==h[1]||0!==h[2]){const t=Ah;if(A){const e=hh;d.transformPoint3(c,A,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=h[0],t[1]+=h[1],t[2]+=h[2],m=Y(u,t,uh),_=ch,_[0]=f[0]-t[0],_[1]=f[1]-t[1],_[2]=f[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else m=u,_=f,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;if(n.uniform3fv(this._uCameraEyeRtc,_),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible),n.uniform2fv(this._uPickClipPos,e.pickClipPos),n.uniform2f(this._uDrawingBufferSize,n.drawingBufferWidth,n.drawingBufferHeight),n.uniform1f(this._uPickZNear,e.pickZNear),n.uniform1f(this._uPickZFar,e.pickZFar),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,c),n.uniformMatrix4fv(this._uViewMatrix,!1,m),n.uniformMatrix4fv(this._uProjMatrix,!1,p),r.logarithmicDepthBufferEnabled){const e=2/(Math.log(g+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,e)}const v=r._sectionPlanesState.getNumAllocatedSectionPlanes(),b=r._sectionPlanesState.sectionPlanes.length;if(v>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*b,o=s.renderFlags;for(let t=0;t<v;t++){const r=this._uSectionPlanes[t];if(r)if(t<b){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=ee(i.dist,i.dir,A,Ah,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new qe(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._uPickZNear=i.getLocation("pickZNear"),this._uPickZFar=i.getLocation("pickZFar"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(){this._program.bind()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform bool pickInvisible;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2.r;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),i.push("uniform float pickZNear;"),i.push("uniform float pickZFar;"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in vec4 vViewPosition;"),i.push("vec4 packDepth(const in float depth) {"),i.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),i.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),i.push("  vec4 res = fract(depth * bitShift);"),i.push("  res -= res.xxyz * bitMask;"),i.push("  return res;"),i.push("}"),i.push("out vec4 outPackedDepth;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),i.push("    outPackedDepth = packDepth(zNormalizedDepth); "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const ph=d.vec3(),fh=d.vec3(),gh=d.vec3(),mh=d.vec3();d.vec3();const _h=d.mat4();class vh{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c}=s,u=t.aabb,p=e.pickViewMatrix||o.viewMatrix,f=ph;let g,m;f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const _=0!==A[0]||0!==A[1]||0!==A[2],v=0!==h[0]||0!==h[1]||0!==h[2];if(_||v){const t=fh;if(_){const e=d.transformPoint3(c,A,gh);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=h[0],t[1]+=h[1],t[2]+=h[2],g=Y(p,t,_h),m=mh,m[0]=o.eye[0]-t[0],m[1]=o.eye[1]-t[1],m[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,m=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,m),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,c),n.uniformMatrix4fv(this._uViewMatrix,!1,g),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const b=r._sectionPlanesState.getNumAllocatedSectionPlanes(),y=r._sectionPlanesState.sectionPlanes.length;if(b>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*y,o=s.renderFlags;for(let t=0;t<b;t++){const r=this._uSectionPlanes[t];if(r)if(t<y){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=ee(i.dist,i.dir,A,ph,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}const x="edge"===e.snapMode?n.LINES:n.POINTS;a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),n.drawArrays(x,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),n.drawArrays(x,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),n.drawArrays(x,0,a.numEdgeIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new qe(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._uLogDepthBufFC=i.getLocation("logDepthBufFC"),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTextureModelMatrices="uTextureModelMatrices",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc"),this.uVectorA=i.getLocation("uSnapVectorA"),this.uInverseVectorAB=i.getLocation("uSnapInvVectorAB"),this._uLayerNumber=i.getLocation("uLayerNumber"),this._uCoordinateScaler=i.getLocation("uCoordinateScaler")}_bindProgram(){this._program.bind()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry edges drawing vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 uSnapVectorA;"),i.push("uniform vec2 uSnapInvVectorAB;"),i.push("vec3 positions[3];"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - uSnapVectorA.x) * uSnapInvVectorAB.x;"),i.push("    float y = (clipPos.y - uSnapVectorA.y) * uSnapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vViewPosition;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("}"),i.push("{"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vViewPosition = clipPos;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int uLayerNumber;"),i.push("uniform vec3 uCoordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz * uCoordinateScaler.xyz, uLayerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const bh=d.vec3(),yh=d.vec3(),xh=d.vec3(),Bh=d.vec3();d.vec3();const wh=d.mat4();class Ph{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){this._program||this._allocate(),e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c}=s,u=t.aabb,p=e.pickViewMatrix||o.viewMatrix,f=bh;let g,m;f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const _=0!==A[0]||0!==A[1]||0!==A[2],v=0!==h[0]||0!==h[1]||0!==h[2];if(_||v){const t=yh;if(_){const e=xh;d.transformPoint3(c,A,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=h[0],t[1]+=h[1],t[2]+=h[2],g=Y(p,t,wh),m=Bh,m[0]=o.eye[0]-t[0],m[1]=o.eye[1]-t[1],m[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,m=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,m),n.uniform2fv(this._uVectorA,e.snapVectorA),n.uniform2fv(this._uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible),n.uniformMatrix4fv(this._uSceneWorldModelMatrix,!1,c),n.uniformMatrix4fv(this._uViewMatrix,!1,g),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const b=r._sectionPlanesState.getNumAllocatedSectionPlanes(),y=r._sectionPlanesState.sectionPlanes.length;if(b>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*y,o=s.renderFlags;for(let t=0;t<b;t++){const r=this._uSectionPlanes[t];if(r)if(t<y){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=ee(i.dist,i.dir,A,bh,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new qe(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uSceneWorldModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._uLogDepthBufFC=i.getLocation("logDepthBufFC"),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc"),this._uVectorA=i.getLocation("uVectorAB"),this._uInverseVectorAB=i.getLocation("uInverseVectorAB"),this._uLayerNumber=i.getLocation("uLayerNumber"),this._uCoordinateScaler=i.getLocation("uCoordinateScaler")}_bindProgram(){this._program.bind()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// DTXTrianglesSnapInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 uVectorAB;"),i.push("uniform vec2 uInverseVectorAB;"),i.push("vec3 positions[3];"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - uVectorAB.x) * uInverseVectorAB.x;"),i.push("    float y = (clipPos.y - uVectorAB.y) * uInverseVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("flat out uint vFlags2;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("}"),i.push("{"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("  if (isPerspectiveMatrix(projMatrix)) {"),i.push("      vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("      if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("          viewNormal = -viewNormal;"),i.push("      }"),i.push("  } else {"),i.push("      if (viewNormal.z < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("          viewNormal = -viewNormal;"),i.push("      }"),i.push("  }"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vWorldPosition = worldPosition;"),t&&i.push("vFlags2 = flags2.r;"),i.push("vPickColor = vec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+1, objectIndexCoords.y), 0));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// DTXTrianglesSnapInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int uLayerNumber;"),i.push("uniform vec3 uCoordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz * uCoordinateScaler.xyz, - uLayerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Ch=d.vec3(),Mh=d.vec3(),Eh=d.vec3();d.vec3();const Fh=d.mat4();class Ih{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c}=s,u=e.pickViewMatrix||o.viewMatrix;if(!this._program&&(this._allocate(t),this.errors))return;let p,f;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),A||0!==h[0]||0!==h[1]||0!==h[2]){const e=Ch;if(A){const t=Mh;d.transformPoint3(c,A,t),e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],p=Y(u,e,Fh),f=Eh,f[0]=o.eye[0]-e[0],f[1]=o.eye[1]-e[1],f[2]=o.eye[2]-e[2]}else p=u,f=o.eye;n.uniform3fv(this._uCameraEyeRtc,f),n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uWorldMatrix,!1,c),n.uniformMatrix4fv(this._uViewMatrix,!1,p),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix);const g=r._sectionPlanesState.getNumAllocatedSectionPlanes(),m=r._sectionPlanesState.sectionPlanes.length;if(g>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*m,o=s.renderFlags;for(let t=0;t<g;t++){const r=this._uSectionPlanes[t];if(r)if(t<m){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=ee(i.dist,i.dir,A,Ch,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new qe(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uWorldMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._uPickZNear=i.getLocation("pickZNear"),this._uPickZFar=i.getLocation("pickZFar"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(){const e=this._scene;e.canvas.gl,e.camera.project,this._program.bind()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesDataTextureOcclusionRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("  if (isPerspectiveMatrix(projMatrix)) {"),i.push("      vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("      if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("      }"),i.push("  } else {"),i.push("      vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("      if (viewNormal.z < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("      }"),i.push("  }"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix *  (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTextureColorRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("      if (sectionPlaneActive"+t+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Dh=d.vec3(),Sh=d.vec3(),Th=d.vec3();d.vec3();const Rh=d.mat4();class Lh{constructor(e){this._scene=e,this._allocate(),this._hash=this._getHash()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c}=o;if(!this._program&&(this._allocate(),this.errors))return;let u,p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const f=0!==A[0]||0!==A[1]||0!==A[2],g=0!==h[0]||0!==h[1]||0!==h[2];if(f||g){const e=Dh;if(f){const t=d.transformPoint3(c,A,Sh);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],u=Y(r.viewMatrix,e,Rh),p=Th,p[0]=r.eye[0]-e[0],p[1]=r.eye[1]-e[1],p[2]=r.eye[2]-e[2]}else u=r.viewMatrix,p=r.eye;if(n.uniformMatrix4fv(this._uSceneModelMatrix,!1,c),n.uniformMatrix4fv(this._uViewMatrix,!1,u),n.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),n.uniform3fv(this._uCameraEyeRtc,p),n.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const m=s._sectionPlanesState.getNumAllocatedSectionPlanes(),_=s._sectionPlanesState.sectionPlanes.length;if(m>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,r=o.renderFlags;for(let t=0;t<m;t++){const s=this._uSectionPlanes[t];if(s)if(t<_){const a=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,a?1:0),a){const i=e[t];if(A){const e=ee(i.dist,i.dir,A,Dh,o.matrix);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new qe(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPositionsDecodeMatrix=i.getLocation("objectDecodeAndInstanceMatrix"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t.camera.project;if(s.bind(),i.uniformMatrix4fv(this._uProjMatrix,!1,r.matrix),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture draw vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out highp vec2 vHighPrecisionZW;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.x) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture draw fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in highp vec2 vHighPrecisionZW;"),i.push("out vec4 outColor;"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),i.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Uh=d.vec3(),Oh=d.vec3(),kh=d.vec3();d.vec3();const Nh=d.mat4();class Qh{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,c=o.viewMatrix;if(!this._program&&(this._allocate(t),this.errors))return;let u,p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(t));const f=0!==l[0]||0!==l[1]||0!==l[2],g=0!==A[0]||0!==A[1]||0!==A[2];if(f||g){const e=Uh;if(f){const t=Oh;d.transformPoint3(h,l,t),e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=A[0],e[1]+=A[1],e[2]+=A[2],u=Y(c,e,Nh),p=kh,p[0]=o.eye[0]-e[0],p[1]=o.eye[1]-e[1],p[2]=o.eye[2]-e[2]}else u=c,p=o.eye;n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uWorldMatrix,!1,h),n.uniformMatrix4fv(this._uViewMatrix,!1,u),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix),n.uniformMatrix4fv(this._uViewNormalMatrix,!1,o.viewNormalMatrix),n.uniformMatrix4fv(this._uWorldNormalMatrix,!1,s.worldNormalMatrix);const m=r._sectionPlanesState.getNumAllocatedSectionPlanes(),_=r._sectionPlanesState.sectionPlanes.length;if(m>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,o=s.renderFlags;for(let t=0;t<m;t++){const r=this._uSectionPlanes[t];if(r)if(t<_){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(l){const e=ee(i.dist,i.dir,l,Uh,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}n.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,t._state.objectDecodeAndInstanceMatrix),this._aPosition.bindArrayBuffer(a.positionsBuf),this._aOffset.bindArrayBuffer(a.offsetsBuf),this._aNormal.bindArrayBuffer(a.normalsBuf),this._aColor.bindArrayBuffer(a.colorsBuf),this._aFlags.bindArrayBuffer(a.flagsBuf),this._aFlags2&&this._aFlags2.bindArrayBuffer(a.flags2Buf),a.indicesBuf.bind(),n.drawElements(n.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0)}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new qe(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPositionsDecodeMatrix=i.getLocation("objectDecodeAndInstanceMatrix"),this._uWorldMatrix=i.getLocation("worldMatrix"),this._uWorldNormalMatrix=i.getLocation("worldNormalMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uViewNormalMatrix=i.getLocation("viewNormalMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._aPosition=i.getAttribute("position"),this._aOffset=i.getAttribute("offset"),this._aNormal=i.getAttribute("normal"),this._aColor=i.getAttribute("color"),this._aFlags=i.getAttribute("flags"),this._aFlags2&&(this._aFlags2=i.getAttribute("flags2")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC"))}_bindProgram(){const e=this._scene,t=e.canvas.gl,i=e.camera.project;if(this._program.bind(),t.uniformMatrix4fv(this._uProjMatrix,!1,i.matrix),e.logarithmicDepthBufferEnabled){const e=2/(Math.log(i.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("// Batched geometry normals vertex shader"),e.logarithmicDepthBufferEnabled&&je.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("uniform int renderPass;"),i.push("attribute vec3 position;"),e.entityOffsetsEnabled&&i.push("attribute vec3 offset;"),i.push("attribute vec3 normal;"),i.push("attribute vec4 color;"),i.push("attribute vec4 flags;"),i.push("attribute vec4 flags2;"),i.push("uniform mat4 worldMatrix;"),i.push("uniform mat4 worldNormalMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform mat4 viewNormalMatrix;"),i.push("uniform mat4 objectDecodeAndInstanceMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),je.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("varying float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out vec4 vFlags2;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition   = viewMatrix * worldPosition; "),i.push("      vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("      vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("      vWorldPosition  = worldPosition;"),i.push("      vFlags2         = flags2;")),i.push("      vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(je.SUPPORTED_EXTENSIONS.EXT_frag_depth?i.push("vFragDepth = 1.0 + clipPos.w;"):(i.push("clipPos.z = log2( max( 1e-6, clipPos.w + 1.0 ) ) * logDepthBufFC - 1.0;"),i.push("clipPos.z *= clipPos.w;")),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry normals fragment shader"),e.logarithmicDepthBufferEnabled&&je.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&je.SUPPORTED_EXTENSIONS.EXT_frag_depth&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("in vec4 vFlags2;");for(let t=0;t<e._sectionPlanesState.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in vec3 vViewNormal;"),i.push("vec3 packNormalToRGB( const in vec3 normal ) {"),i.push("    return normalize( normal ) * 0.5 + 0.5;"),i.push("}"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2.x) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&je.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("    gl_FragDepthEXT = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    gl_FragColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Vh=d.vec3(),Hh=d.vec3(),jh=d.vec3();d.vec3(),d.vec4();const Gh=d.mat4();class zh{constructor(e,t){this._scene=e,this._withSAO=t,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c}=o;if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a));const u=e.pickViewMatrix||r.viewMatrix,p=e.pickProjMatrix||r.projMatrix,f=e.pickOrigin||r.eye,g=e.pickProjMatrix?e.pickZFar:r.project.far;let m,_;l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const v=0!==A[0]||0!==A[1]||0!==A[2],b=0!==h[0]||0!==h[1]||0!==h[2];if(v||b){const e=Vh;if(v){const t=d.transformPoint3(c,A,Hh);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],m=Y(u,e,Gh),_=jh,_[0]=f[0]-e[0],_[1]=f[1]-e[1],_[2]=f[2]-e[2]}else m=u,_=f;if(n.uniform2fv(this._uPickClipPos,e.pickClipPos),n.uniform2f(this._uDrawingBufferSize,n.drawingBufferWidth,n.drawingBufferHeight),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,c),n.uniformMatrix4fv(this._uViewMatrix,!1,m),n.uniformMatrix4fv(this._uProjMatrix,!1,p),n.uniform3fv(this._uCameraEyeRtc,_),n.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){const e=2/(Math.log(g+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,e)}const y=s._sectionPlanesState.getNumAllocatedSectionPlanes(),x=s._sectionPlanesState.sectionPlanes.length;if(y>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*x,r=o.renderFlags;for(let t=0;t<y;t++){const s=this._uSectionPlanes[t];if(s)if(t<x){const a=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,a?1:0),a){const i=e[t];if(A){const e=ee(i.dist,i.dir,A,Vh,o.matrix);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new qe(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t.camera.project;if(s.bind(),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// trianglesDatatextureNormalsRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out vec4 vWorldPosition;"),t&&i.push("flat out uint vFlags2;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("vWorldPosition = worldPosition;"),t&&i.push("vFlags2 = flags2.r;"),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTexturePickNormalsRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),i.push("in vec4 vWorldPosition;"),t){i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("out highp ivec4 outNormal;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`  outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class Wh{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorQualityRendererWithSAO&&!this._colorQualityRendererWithSAO.getValid()&&(this._colorQualityRendererWithSAO.destroy(),this._colorQualityRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null)}eagerCreateRenders(){this._silhouetteRenderer||(this._silhouetteRenderer=new XA(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new lh(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new dh(this._scene)),this._pickNormalsRenderer||(this._pickNormalsRenderer=new zh(this._scene)),this._snapRenderer||(this._snapRenderer=new vh(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new Ph(this._scene)),this._snapRenderer||(this._snapRenderer=new vh(this._scene))}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new HA(this._scene,!1)),this._colorRenderer}get colorRendererWithSAO(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new HA(this._scene,!0)),this._colorRendererWithSAO}get colorQualityRendererWithSAO(){return this._colorQualityRendererWithSAO}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new XA(this._scene)),this._silhouetteRenderer}get depthRenderer(){return this._depthRenderer||(this._depthRenderer=new Lh(this._scene)),this._depthRenderer}get normalsRenderer(){return this._normalsRenderer||(this._normalsRenderer=new Qh(this._scene)),this._normalsRenderer}get edgesRenderer(){return this._edgesRenderer||(this._edgesRenderer=new $A(this._scene)),this._edgesRenderer}get edgesColorRenderer(){return this._edgesColorRenderer||(this._edgesColorRenderer=new sh(this._scene)),this._edgesColorRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new lh(this._scene)),this._pickMeshRenderer}get pickNormalsRenderer(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new zh(this._scene)),this._pickNormalsRenderer}get pickNormalsFlatRenderer(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new zh(this._scene)),this._pickNormalsFlatRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new dh(this._scene)),this._pickDepthRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new vh(this._scene)),this._snapRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new Ph(this._scene)),this._snapInitRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new Ih(this._scene)),this._occlusionRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorQualityRendererWithSAO&&this._colorQualityRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy()}}const Kh={};class Xh{constructor(){this.positionsCompressed=[],this.lenPositionsCompressed=0,this.metallicRoughness=[],this.indices8Bits=[],this.lenIndices8Bits=0,this.indices16Bits=[],this.lenIndices16Bits=0,this.indices32Bits=[],this.lenIndices32Bits=0,this.edgeIndices8Bits=[],this.lenEdgeIndices8Bits=0,this.edgeIndices16Bits=[],this.lenEdgeIndices16Bits=0,this.edgeIndices32Bits=[],this.lenEdgeIndices32Bits=0,this.perObjectColors=[],this.perObjectPickColors=[],this.perObjectSolid=[],this.perObjectOffsets=[],this.perObjectPositionsDecodeMatrices=[],this.perObjectInstancePositioningMatrices=[],this.perObjectVertexBases=[],this.perObjectIndexBaseOffsets=[],this.perObjectEdgeIndexBaseOffsets=[],this.perTriangleNumberPortionId8Bits=[],this.perTriangleNumberPortionId16Bits=[],this.perTriangleNumberPortionId32Bits=[],this.perEdgeNumberPortionId8Bits=[],this.perEdgeNumberPortionId16Bits=[],this.perEdgeNumberPortionId32Bits=[]}}class Jh{constructor(){this.texturePerObjectColorsAndFlags=null,this.texturePerObjectOffsets=null,this.texturePerObjectInstanceMatrices=null,this.texturePerObjectPositionsDecodeMatrix=null,this.texturePerVertexIdCoordinates=null,this.texturePerPolygonIdPortionIds8Bits=null,this.texturePerPolygonIdPortionIds16Bits=null,this.texturePerPolygonIdPortionIds32Bits=null,this.texturePerEdgeIdPortionIds8Bits=null,this.texturePerEdgeIdPortionIds16Bits=null,this.texturePerEdgeIdPortionIds32Bits=null,this.texturePerPolygonIdIndices8Bits=null,this.texturePerPolygonIdIndices16Bits=null,this.texturePerPolygonIdIndices32Bits=null,this.texturePerPolygonIdEdgeIndices8Bits=null,this.texturePerPolygonIdEdgeIndices16Bits=null,this.texturePerPolygonIdEdgeIndices32Bits=null,this.textureModelMatrices=null}finalize(){this.indicesPerBitnessTextures={8:this.texturePerPolygonIdIndices8Bits,16:this.texturePerPolygonIdIndices16Bits,32:this.texturePerPolygonIdIndices32Bits},this.indicesPortionIdsPerBitnessTextures={8:this.texturePerPolygonIdPortionIds8Bits,16:this.texturePerPolygonIdPortionIds16Bits,32:this.texturePerPolygonIdPortionIds32Bits},this.edgeIndicesPerBitnessTextures={8:this.texturePerPolygonIdEdgeIndices8Bits,16:this.texturePerPolygonIdEdgeIndices16Bits,32:this.texturePerPolygonIdEdgeIndices32Bits},this.edgeIndicesPortionIdsPerBitnessTextures={8:this.texturePerEdgeIdPortionIds8Bits,16:this.texturePerEdgeIdPortionIds16Bits,32:this.texturePerEdgeIdPortionIds32Bits}}bindCommonTextures(e,t,i,s,r){this.texturePerObjectPositionsDecodeMatrix.bindTexture(e,t,1),this.texturePerVertexIdCoordinates.bindTexture(e,i,2),this.texturePerObjectColorsAndFlags.bindTexture(e,s,3),this.texturePerObjectInstanceMatrices.bindTexture(e,r,4)}bindTriangleIndicesTextures(e,t,i,s){this.indicesPortionIdsPerBitnessTextures[s].bindTexture(e,t,5),this.indicesPerBitnessTextures[s].bindTexture(e,i,6)}bindEdgeIndicesTextures(e,t,i,s){this.edgeIndicesPortionIdsPerBitnessTextures[s].bindTexture(e,t,5),this.edgeIndicesPerBitnessTextures[s].bindTexture(e,i,6)}}const Yh={sizeDataColorsAndFlags:0,sizeDataPositionDecodeMatrices:0,sizeDataTextureOffsets:0,sizeDataTexturePositions:0,sizeDataTextureIndices:0,sizeDataTextureEdgeIndices:0,sizeDataTexturePortionIds:0,numberOfGeometries:0,numberOfPortions:0,numberOfLayers:0,numberOfTextures:0,totalPolygons:0,totalPolygons8Bits:0,totalPolygons16Bits:0,totalPolygons32Bits:0,totalEdges:0,totalEdges8Bits:0,totalEdges16Bits:0,totalEdges32Bits:0,cannotCreatePortion:{because10BitsObjectId:0,becauseTextureSize:0},overheadSizeAlignementIndices:0,overheadSizeAlignementEdgeIndices:0};window.printDataTextureRamStats=function(){console.log(JSON.stringify(Yh,null,4));let e=0;Object.keys(Yh).forEach((t=>{t.startsWith("size")&&(e+=Yh[t])})),console.log(`Total size ${e} bytes (${(e/1e3/1e3).toFixed(2)} MB)`),console.log(`Avg bytes / triangle: ${(e/Yh.totalPolygons).toFixed(2)}`);let t={};Object.keys(Yh).forEach((i=>{i.startsWith("size")&&(t[i]=`${(Yh[i]/e*100).toFixed(2)} % of total`)})),console.log(JSON.stringify({percentualRamUsage:t},null,4))};class Zh{constructor(){}disableBindedTextureFiltering(e){e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE)}createTextureForColorsAndFlags(e,t,i,s,r,o,n){const a=t.length;this.numPortions=a;const l=4096,A=Math.ceil(a/512);if(0===A)throw"texture height===0";const h=new Uint8Array(16384*A);Yh.sizeDataColorsAndFlags+=h.byteLength,Yh.numberOfTextures++;for(let e=0;e<a;e++)h.set(t[e],32*e+0),h.set(i[e],32*e+4),h.set([0,0,0,0],32*e+8),h.set([0,0,0,0],32*e+12),h.set([s[e]>>24&255,s[e]>>16&255,s[e]>>8&255,255&s[e]],32*e+16),h.set([r[e]>>24&255,r[e]>>16&255,r[e]>>8&255,255&r[e]],32*e+20),h.set([o[e]>>24&255,o[e]>>16&255,o[e]>>8&255,255&o[e]],32*e+24),h.set([n[e]?1:0,0,0,0],32*e+28);const c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA8UI,l,A),e.texSubImage2D(e.TEXTURE_2D,0,0,0,l,A,e.RGBA_INTEGER,e.UNSIGNED_BYTE,h,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new CA(e,c,l,A,h)}createTextureForObjectOffsets(e,t){const i=512,s=Math.ceil(t/i);if(0===s)throw"texture height===0";const r=new Float32Array(1536*s).fill(0);Yh.sizeDataTextureOffsets+=r.byteLength,Yh.numberOfTextures++;const o=e.createTexture();return e.bindTexture(e.TEXTURE_2D,o),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32F,i,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,i,s,e.RGB,e.FLOAT,r,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new CA(e,o,i,s,r)}createTextureForInstancingMatrices(e,t){const i=t.length;if(0===i)throw"num instance matrices===0";const s=2048,r=Math.ceil(i/512),o=new Float32Array(8192*r);Yh.numberOfTextures++;for(let e=0;e<t.length;e++)o.set(t[e],16*e);const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r,o)}createTextureForPositionsDecodeMatrices(e,t){const i=t.length;if(0===i)throw"num decode+entity matrices===0";const s=2048,r=Math.ceil(i/512),o=new Float32Array(8192*r);Yh.sizeDataPositionDecodeMatrices+=o.byteLength,Yh.numberOfTextures++;for(let e=0;e<t.length;e++)o.set(t[e],16*e);const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r)}createTextureFor8BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint8Array(s*r*3);Yh.sizeDataTextureIndices+=o.byteLength,Yh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB8UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_BYTE,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r)}createTextureFor16BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r*3);Yh.sizeDataTextureIndices+=o.byteLength,Yh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_SHORT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r)}createTextureFor32BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint32Array(s*r*3);Yh.sizeDataTextureIndices+=o.byteLength,Yh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_INT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r)}createTextureFor8BitsEdgeIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/2/s);if(0===r)throw"texture height===0";const o=new Uint8Array(s*r*2);Yh.sizeDataTextureEdgeIndices+=o.byteLength,Yh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RG8UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RG_INTEGER,e.UNSIGNED_BYTE,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r)}createTextureFor16BitsEdgeIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/2/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r*2);Yh.sizeDataTextureEdgeIndices+=o.byteLength,Yh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RG16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RG_INTEGER,e.UNSIGNED_SHORT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r)}createTextureFor32BitsEdgeIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/2/s);if(0===r)throw"texture height===0";const o=new Uint32Array(s*r*2);Yh.sizeDataTextureEdgeIndices+=o.byteLength,Yh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RG32UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RG_INTEGER,e.UNSIGNED_INT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r)}createTextureForPositions(e,t,i){const s=i/3,r=4096,o=Math.ceil(s/r);if(0===o)throw"texture height===0";const n=new Uint16Array(r*o*3);Yh.sizeDataTexturePositions+=n.byteLength,Yh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];n.set(s,i),i+=s.length}const a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,r,o),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,o,e.RGB_INTEGER,e.UNSIGNED_SHORT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new CA(e,a,r,o)}createTextureForPackedPortionIds(e,t){if(0===t.length)return{texture:null,textureHeight:0};const i=t.length,s=4096,r=Math.ceil(i/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r);o.set(t,0),Yh.sizeDataTexturePortionIds+=o.byteLength,Yh.numberOfTextures++;const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.R16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RED_INTEGER,e.UNSIGNED_SHORT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r)}}const qh=new In,$h=qh.maxDataTextureHeight,ec=d.vec4(),tc=new Float32Array(16),ic=new Uint8Array(4),sc=new Float32Array(3);let rc=0;const oc=d.identityMat4();class nc{constructor(e,t){Yh.numberOfLayers++,this._layerNumber=rc++,this.sortId=`TriDTX-${this._layerNumber}`,this.layerIndex=t.layerIndex,this._renderers=function(e){const t=e.id;let i=Kh[t];return i||(i=new Wh(e),Kh[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(()=>{i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(()=>{delete Kh[t],i._destroy()}))),i}(e.scene),this.model=e,this._buffer=new Xh,this._dtxState=new Jh,this._dtxTextureFactory=new Zh,this._state=new vt({origin:d.vec3(t.origin),metallicRoughnessBuf:null,textureState:this._dtxState,numIndices8Bits:0,numIndices16Bits:0,numIndices32Bits:0,numEdgeIndices8Bits:0,numEdgeIndices16Bits:0,numEdgeIndices32Bits:0,numVertices:0}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._subPortions=[],this.model.scene.readableGeometryEnabled&&(this._subPortionReadableGeometries={}),this._portionToSubPortionsMap=[],this._bucketGeometries={},this._meshes=[],this._aabb=d.collapseAABB3(),this.aabbDirty=!0,this._numUpdatesInFrame=0,this.primitive=t.primitive,this._finalized=!1}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e){if(this._finalized)throw"Already finalized";const t=e.buckets.length;this._numPortions+t>65536&&Yh.cannotCreatePortion.because10BitsObjectId++;let i=this._numPortions+t<=65536;const s=void 0!==e.geometryId&&null!==e.geometryId?`${e.geometryId}#0`:`${e.id}#0`;if(!this._bucketGeometries[s]){const t=Math.max(this._state.numIndices8Bits,this._state.numIndices16Bits,this._state.numIndices32Bits);let s=0,r=0;e.buckets.forEach((e=>{s+=e.positionsCompressed.length/3,r+=e.indices.length/3})),(this._state.numVertices+s>4096*$h||t+r>4096*$h)&&Yh.cannotCreatePortion.becauseTextureSize++,i&&=this._state.numVertices+s<=4096*$h&&t+r<=4096*$h}return i}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=[];t.buckets.forEach(((e,s)=>{const r=void 0!==t.geometryId&&null!==t.geometryId?`${t.geometryId}#${s}`:`${t.id}#${s}`;let o=this._bucketGeometries[r];o||(o=this._createBucketGeometry(t,e),this._bucketGeometries[r]=o);const n=this._createSubPortion(t,o,e);i.push(n)}));const s=this._portionToSubPortionsMap.length;return this._portionToSubPortionsMap.push(i),this.model.numPortions++,this._meshes.push(e),s}_createBucketGeometry(e,t){if(t.indices){const e=8*Math.ceil(t.indices.length/3/8)*3;Yh.overheadSizeAlignementIndices+=2*(e-t.indices.length);const i=new Uint32Array(e);i.fill(0),i.set(t.indices),t.indices=i}if(t.edgeIndices){const e=8*Math.ceil(t.edgeIndices.length/2/8)*2;Yh.overheadSizeAlignementEdgeIndices+=2*(e-t.edgeIndices.length);const i=new Uint32Array(e);i.fill(0),i.set(t.edgeIndices),t.edgeIndices=i}const i=t.positionsCompressed,s=t.indices,r=t.edgeIndices,o=this._buffer;o.positionsCompressed.push(i);const n=o.lenPositionsCompressed/3,a=i.length/3;let l;o.lenPositionsCompressed+=i.length;let A,h=0;if(s){let e;h=s.length/3,a<=256?(e=o.indices8Bits,l=o.lenIndices8Bits/3,o.lenIndices8Bits+=s.length):a<=65536?(e=o.indices16Bits,l=o.lenIndices16Bits/3,o.lenIndices16Bits+=s.length):(e=o.indices32Bits,l=o.lenIndices32Bits/3,o.lenIndices32Bits+=s.length),e.push(s)}let c=0;if(r){let e;c=r.length/2,a<=256?(e=o.edgeIndices8Bits,A=o.lenEdgeIndices8Bits/2,o.lenEdgeIndices8Bits+=r.length):a<=65536?(e=o.edgeIndices16Bits,A=o.lenEdgeIndices16Bits/2,o.lenEdgeIndices16Bits+=r.length):(e=o.edgeIndices32Bits,A=o.lenEdgeIndices32Bits/2,o.lenEdgeIndices32Bits+=r.length),e.push(r)}this._state.numVertices+=a,Yh.numberOfGeometries++;return{vertexBase:n,numVertices:a,numTriangles:h,numEdges:c,indicesBase:l,edgeIndicesBase:A}}_createSubPortion(e,t,i,s){const r=e.color;e.metallic,e.roughness;const o=e.colors,n=e.opacity,a=e.meshMatrix,l=e.pickColor,A=this._buffer,h=this._state;A.perObjectPositionsDecodeMatrices.push(e.positionsDecodeMatrix),A.perObjectInstancePositioningMatrices.push(a||oc),A.perObjectSolid.push(!!e.solid),o?A.perObjectColors.push([255*o[0],255*o[1],255*o[2],255]):r&&A.perObjectColors.push([r[0],r[1],r[2],n]),A.perObjectPickColors.push(l),A.perObjectVertexBases.push(t.vertexBase);{let e;e=t.numVertices<=256?h.numIndices8Bits:t.numVertices<=65536?h.numIndices16Bits:h.numIndices32Bits,A.perObjectIndexBaseOffsets.push(e/3-t.indicesBase)}{let e;e=t.numVertices<=256?h.numEdgeIndices8Bits:t.numVertices<=65536?h.numEdgeIndices16Bits:h.numEdgeIndices32Bits,A.perObjectEdgeIndexBaseOffsets.push(e/2-t.edgeIndicesBase)}const c=this._subPortions.length;if(t.numTriangles>0){let e,i=3*t.numTriangles;t.numVertices<=256?(e=A.perTriangleNumberPortionId8Bits,h.numIndices8Bits+=i,Yh.totalPolygons8Bits+=t.numTriangles):t.numVertices<=65536?(e=A.perTriangleNumberPortionId16Bits,h.numIndices16Bits+=i,Yh.totalPolygons16Bits+=t.numTriangles):(e=A.perTriangleNumberPortionId32Bits,h.numIndices32Bits+=i,Yh.totalPolygons32Bits+=t.numTriangles),Yh.totalPolygons+=t.numTriangles;for(let i=0;i<t.numTriangles;i+=8)e.push(c)}if(t.numEdges>0){let e,i=2*t.numEdges;t.numVertices<=256?(e=A.perEdgeNumberPortionId8Bits,h.numEdgeIndices8Bits+=i,Yh.totalEdges8Bits+=t.numEdges):t.numVertices<=65536?(e=A.perEdgeNumberPortionId16Bits,h.numEdgeIndices16Bits+=i,Yh.totalEdges16Bits+=t.numEdges):(e=A.perEdgeNumberPortionId32Bits,h.numEdgeIndices32Bits+=i,Yh.totalEdges32Bits+=t.numEdges),Yh.totalEdges+=t.numEdges;for(let i=0;i<t.numEdges;i+=8)e.push(c)}return this._subPortions.push({numVertices:t.numTriangles}),this.model.scene.readableGeometryEnabled&&(this._subPortionReadableGeometries[c]={indices:i.indices,positionsCompressed:i.positionsCompressed,positionsDecodeMatrix:e.positionsDecodeMatrix,meshMatrix:e.meshMatrix}),this._numPortions++,Yh.numberOfPortions++,c}finalize(){if(this._finalized)return;const e=this._state,t=this._dtxState,i=this.model.scene.canvas.gl,s=this._buffer;e.gl=i,t.texturePerObjectColorsAndFlags=this._dtxTextureFactory.createTextureForColorsAndFlags(i,s.perObjectColors,s.perObjectPickColors,s.perObjectVertexBases,s.perObjectIndexBaseOffsets,s.perObjectEdgeIndexBaseOffsets,s.perObjectSolid),t.texturePerObjectInstanceMatrices=this._dtxTextureFactory.createTextureForInstancingMatrices(i,s.perObjectInstancePositioningMatrices),t.texturePerObjectPositionsDecodeMatrix=this._dtxTextureFactory.createTextureForPositionsDecodeMatrices(i,s.perObjectPositionsDecodeMatrices),t.texturePerVertexIdCoordinates=this._dtxTextureFactory.createTextureForPositions(i,s.positionsCompressed,s.lenPositionsCompressed),t.texturePerPolygonIdPortionIds8Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perTriangleNumberPortionId8Bits),t.texturePerPolygonIdPortionIds16Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perTriangleNumberPortionId16Bits),t.texturePerPolygonIdPortionIds32Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perTriangleNumberPortionId32Bits),s.perEdgeNumberPortionId8Bits.length>0&&(t.texturePerEdgeIdPortionIds8Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perEdgeNumberPortionId8Bits)),s.perEdgeNumberPortionId16Bits.length>0&&(t.texturePerEdgeIdPortionIds16Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perEdgeNumberPortionId16Bits)),s.perEdgeNumberPortionId32Bits.length>0&&(t.texturePerEdgeIdPortionIds32Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perEdgeNumberPortionId32Bits)),s.lenIndices8Bits>0&&(t.texturePerPolygonIdIndices8Bits=this._dtxTextureFactory.createTextureFor8BitIndices(i,s.indices8Bits,s.lenIndices8Bits)),s.lenIndices16Bits>0&&(t.texturePerPolygonIdIndices16Bits=this._dtxTextureFactory.createTextureFor16BitIndices(i,s.indices16Bits,s.lenIndices16Bits)),s.lenIndices32Bits>0&&(t.texturePerPolygonIdIndices32Bits=this._dtxTextureFactory.createTextureFor32BitIndices(i,s.indices32Bits,s.lenIndices32Bits)),s.lenEdgeIndices8Bits>0&&(t.texturePerPolygonIdEdgeIndices8Bits=this._dtxTextureFactory.createTextureFor8BitsEdgeIndices(i,s.edgeIndices8Bits,s.lenEdgeIndices8Bits)),s.lenEdgeIndices16Bits>0&&(t.texturePerPolygonIdEdgeIndices16Bits=this._dtxTextureFactory.createTextureFor16BitsEdgeIndices(i,s.edgeIndices16Bits,s.lenEdgeIndices16Bits)),s.lenEdgeIndices32Bits>0&&(t.texturePerPolygonIdEdgeIndices32Bits=this._dtxTextureFactory.createTextureFor32BitsEdgeIndices(i,s.edgeIndices32Bits,s.lenEdgeIndices32Bits)),t.finalize(),this._buffer=null,this._bucketGeometries={},this._finalized=!0,this._deferredSetFlagsDirty=!1,this._onSceneRendering=this.model.scene.on("rendering",(()=>{this._deferredSetFlagsDirty&&this._uploadDeferredFlags(),this._numUpdatesInFrame=0}))}isEmpty(){return 0===this._numPortions}initFlags(e,t,i){t&te&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ae&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ne&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&le&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&re&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Ae&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&se&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&ie&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,true),this._setFlags2(e,t,true)}flushInitFlags(){this._setDeferredFlags(),this._setDeferredFlags2()}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&Ae?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&re?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags2(e,t)}_beginDeferredFlags(){this._deferredSetFlagsActive=!0}_uploadDeferredFlags(){if(this._deferredSetFlagsActive=!1,!this._deferredSetFlagsDirty)return;this._deferredSetFlagsDirty=!1;const e=this.model.scene.canvas.gl,t=this._dtxState;e.bindTexture(e.TEXTURE_2D,t.texturePerObjectColorsAndFlags._texture),e.texSubImage2D(e.TEXTURE_2D,0,0,0,t.texturePerObjectColorsAndFlags._textureWidth,t.texturePerObjectColorsAndFlags._textureHeight,e.RGBA_INTEGER,e.UNSIGNED_BYTE,t.texturePerObjectColorsAndFlags._textureData)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numCulledLayerPortions+=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions-=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetColor(i[e],t)}_subPortionSetColor(e,t){if(!this._finalized)throw"Not finalized";const i=this._dtxState,s=this.model.scene.canvas.gl;ic[0]=t[0],ic[1]=t[1],ic[2]=t[2],ic[3]=t[3],i.texturePerObjectColorsAndFlags._textureData.set(ic,32*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectColorsAndFlags._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*8,Math.floor(e/512),1,1,s.RGBA_INTEGER,s.UNSIGNED_BYTE,ic))}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i,s=!1){const r=this._portionToSubPortionsMap[e];for(let e=0,o=r.length;e<o;e++)this._subPortionSetFlags(r[e],t,i,s)}_subPortionSetFlags(e,t,i,s=!1){if(!this._finalized)throw"Not finalized";const r=!!(t&te),o=!!(t&ne),n=!!(t&ae),a=!!(t&le),l=!!(t&Ae),A=!!(t&se),h=!!(t&ie);let c,u;c=!r||h||o||n&&!this.model.scene.highlightMaterial.glowThrough||a&&!this.model.scene.selectedMaterial.glowThrough?Ho.NOT_RENDERED:i?Ho.COLOR_TRANSPARENT:Ho.COLOR_OPAQUE,u=!r||h?Ho.NOT_RENDERED:a?Ho.SILHOUETTE_SELECTED:n?Ho.SILHOUETTE_HIGHLIGHTED:o?Ho.SILHOUETTE_XRAYED:Ho.NOT_RENDERED;let d=0;d=!r||h?Ho.NOT_RENDERED:a?Ho.EDGES_SELECTED:n?Ho.EDGES_HIGHLIGHTED:o?Ho.EDGES_XRAYED:l?i?Ho.EDGES_COLOR_TRANSPARENT:Ho.EDGES_COLOR_OPAQUE:Ho.NOT_RENDERED;let p=r&&!h&&A?Ho.PICK:Ho.NOT_RENDERED;const f=this._dtxState,g=this.model.scene.canvas.gl;ic[0]=c,ic[1]=u,ic[2]=d,ic[3]=p,f.texturePerObjectColorsAndFlags._textureData.set(ic,32*e+8),this._deferredSetFlagsActive||s?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),g.bindTexture(g.TEXTURE_2D,f.texturePerObjectColorsAndFlags._texture),g.texSubImage2D(g.TEXTURE_2D,0,e%512*8+2,Math.floor(e/512),1,1,g.RGBA_INTEGER,g.UNSIGNED_BYTE,ic))}_setDeferredFlags(){}_setFlags2(e,t,i=!1){const s=this._portionToSubPortionsMap[e];for(let e=0,r=s.length;e<r;e++)this._subPortionSetFlags2(s[e],t,i)}_subPortionSetFlags2(e,t,i=!1){if(!this._finalized)throw"Not finalized";const s=t&re?255:0,r=this._dtxState,o=this.model.scene.canvas.gl;ic[0]=s,ic[1]=0,ic[2]=1,ic[3]=2,r.texturePerObjectColorsAndFlags._textureData.set(ic,32*e+12),this._deferredSetFlagsActive||i?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),o.bindTexture(o.TEXTURE_2D,r.texturePerObjectColorsAndFlags._texture),o.texSubImage2D(o.TEXTURE_2D,0,e%512*8+3,Math.floor(e/512),1,1,o.RGBA_INTEGER,o.UNSIGNED_BYTE,ic))}_setDeferredFlags2(){}setOffset(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetOffset(i[e],t)}_subPortionSetOffset(e,t){if(!this._finalized)throw"Not finalized";const i=this._dtxState,s=this.model.scene.canvas.gl;sc[0]=t[0],sc[1]=t[1],sc[2]=t[2],i.texturePerObjectOffsets._textureData.set(sc,3*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectOffsets._texture),s.texSubImage2D(s.TEXTURE_2D,0,0,e,1,1,s.RGB,s.FLOAT,sc))}setMatrix(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetMatrix(i[e],t)}_subPortionSetMatrix(e,t){if(!this._finalized)throw"Not finalized";const i=this._dtxState,s=this.model.scene.canvas.gl;tc.set(t),i.texturePerObjectInstanceMatrices._textureData.set(tc,16*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectInstanceMatrices._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*4,Math.floor(e/512),4,1,s.RGBA,s.FLOAT,tc))}getEachVertex(e,t){if(!this.model.scene.readableGeometryEnabled)return;const i=this._state,s=this._portionToSubPortionsMap[e];if(s)for(let e=0,r=s.length;e<r;e++){const r=s[e],o=this._subPortionReadableGeometries[r],n=o.positionsCompressed,a=o.positionsDecodeMatrix;o.meshMatrix;const l=i.origin,A=l[0],h=l[1],c=l[2],u=ec;for(let e=0,i=n.length;e<i;e+=3)u[0]=n[e],u[1]=n[e+1],u[2]=n[e+2],u[3]=1,d.decompressPosition(u,a),d.transformPoint4(this.model.worldMatrix,u,u),d.transformPoint4(this.model.worldMatrix,u,u),u[0]+=A,u[1]+=h,u[2]+=c,t(u)}else this.model.error("portion not found: "+e)}getEachIndex(e,t){if(!this.model.scene.readableGeometryEnabled)return;const i=this._portionToSubPortionsMap[e];if(i)for(let e=0,s=i.length;e<s;e++){const s=i[e],r=this._subPortionReadableGeometries[s].indices;for(let e=0,i=r.length;e<i;e++)t(r[e])}else this.model.error("portion not found: "+e)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.withSAO&&this.model.saoEnabled?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,Ho.COLOR_OPAQUE):this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE))}_updateBackfaceCull(e,t){const i=this.model.backfaces||e.sectioned;if(t.backfaces!==i){const e=t.gl;i?e.disable(e.CULL_FACE):e.enable(e.CULL_FACE),t.backfaces=i}}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT))}drawDepth(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE))}drawNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE))}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_XRAYED))}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_HIGHLIGHTED))}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_SELECTED))}drawEdgesColorOpaque(e,t){this.model.scene.logarithmicDepthBufferEnabled?this.model.scene._loggedWarning||(console.log("Edge enhancement for SceneModel data texture layers currently disabled with logarithmic depth buffer"),this.model.scene._loggedWarning=!0):this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Ho.EDGES_COLOR_OPAQUE)}drawEdgesColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&0!==this._numTransparentLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Ho.EDGES_COLOR_TRANSPARENT)}drawEdgesHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ho.EDGES_HIGHLIGHTED)}drawEdgesSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ho.EDGES_SELECTED)}drawEdgesXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ho.EDGES_XRAYED)}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE))}drawShadow(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE))}setPickMatrices(e,t){}drawPickMesh(e,t){0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Ho.PICK))}drawPickDepths(e,t){0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Ho.PICK))}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ho.PICK))}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ho.PICK))}drawPickNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsRenderer&&this._renderers.pickNormalsRenderer.drawLayer(t,this,Ho.PICK))}destroy(){if(this._destroyed)return;const e=this._state;e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),this.model.scene.off(this._onSceneRendering),e.destroy(),this._destroyed=!0}}class ac{constructor(e){this.id=e.id,this.colorTexture=e.colorTexture,this.alphaCutoff=e.alphaCutoff,this.metallicRoughnessTexture=e.metallicRoughnessTexture,this.normalsTexture=e.normalsTexture,this.emissiveTexture=e.emissiveTexture,this.occlusionTexture=e.occlusionTexture}destroy(){}}class lc{constructor(e){this.id=e.id,this.texture=e.texture}destroy(){this.texture&&(this.texture.destroy(),this.texture=null)}}const Ac={enabled:!1,files:{},add:function(e,t){!1!==this.enabled&&(this.files[e]=t)},get:function(e){if(!1!==this.enabled)return this.files[e]},remove:function(e){delete this.files[e]},clear:function(){this.files={}}};class hc{constructor(e,t,i){this.isLoading=!1,this.itemsLoaded=0,this.itemsTotal=0,this.urlModifier=void 0,this.handlers=[],this.onStart=void 0,this.onLoad=e,this.onProgress=t,this.onError=i}itemStart(e){this.itemsTotal++,!1===this.isLoading&&void 0!==this.onStart&&this.onStart(e,this.itemsLoaded,this.itemsTotal),this.isLoading=!0}itemEnd(e){this.itemsLoaded++,void 0!==this.onProgress&&this.onProgress(e,this.itemsLoaded,this.itemsTotal),this.itemsLoaded===this.itemsTotal&&(this.isLoading=!1,void 0!==this.onLoad&&this.onLoad())}itemError(e){void 0!==this.onError&&this.onError(e)}resolveURL(e){return this.urlModifier?this.urlModifier(e):e}setURLModifier(e){return this.urlModifier=e,this}addHandler(e,t){return this.handlers.push(e,t),this}removeHandler(e){const t=this.handlers.indexOf(e);return-1!==t&&this.handlers.splice(t,2),this}getHandler(e){for(let t=0,i=this.handlers.length;t<i;t+=2){const i=this.handlers[t],s=this.handlers[t+1];if(i.global&&(i.lastIndex=0),i.test(e))return s}return null}}const cc=new hc;class uc{constructor(e){this.manager=void 0!==e?e:cc,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}load(){}loadAsync(e,t){const i=this;return new Promise((function(s,r){i.load(e,s,t,r)}))}parse(){}setCrossOrigin(e){return this.crossOrigin=e,this}setWithCredentials(e){return this.withCredentials=e,this}setPath(e){return this.path=e,this}setResourcePath(e){return this.resourcePath=e,this}setRequestHeader(e){return this.requestHeader=e,this}}const dc={};class pc extends uc{constructor(e){super(e)}load(e,t,i,s){void 0===e&&(e=""),void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);const r=Ac.get(e);if(void 0!==r)return this.manager.itemStart(e),I.scheduleTask((()=>{t&&t(r),this.manager.itemEnd(e)}),0),r;if(void 0!==dc[e])return void dc[e].push({onLoad:t,onProgress:i,onError:s});dc[e]=[],dc[e].push({onLoad:t,onProgress:i,onError:s});const o=new Request(e,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),n=this.mimeType,a=this.responseType;fetch(o).then((t=>{if(200===t.status||0===t.status){if(0===t.status&&console.warn("FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===t.body.getReader)return t;const i=dc[e],s=t.body.getReader(),r=t.headers.get("Content-Length"),o=r?parseInt(r):0,n=0!==o;let a=0;const l=new ReadableStream({start(e){!function t(){s.read().then((({done:s,value:r})=>{if(s)e.close();else{a+=r.byteLength;const s=new ProgressEvent("progress",{lengthComputable:n,loaded:a,total:o});for(let e=0,t=i.length;e<t;e++){const t=i[e];t.onProgress&&t.onProgress(s)}e.enqueue(r),t()}}))}()}});return new Response(l)}throw Error(`fetch for "${t.url}" responded with ${t.status}: ${t.statusText}`)})).then((e=>{switch(a){case"arraybuffer":return e.arrayBuffer();case"blob":return e.blob();case"document":return e.text().then((e=>(new DOMParser).parseFromString(e,n)));case"json":return e.json();default:if(void 0===n)return e.text();{const t=/charset="?([^;"\s]*)"?/i.exec(n),i=t&&t[1]?t[1].toLowerCase():void 0,s=new TextDecoder(i);return e.arrayBuffer().then((e=>s.decode(e)))}}})).then((t=>{Ac.add(e,t);const i=dc[e];delete dc[e];for(let e=0,s=i.length;e<s;e++){const s=i[e];s.onLoad&&s.onLoad(t)}})).catch((t=>{const i=dc[e];if(void 0===i)throw this.manager.itemError(e),t;delete dc[e];for(let e=0,s=i.length;e<s;e++){const s=i[e];s.onError&&s.onError(t)}this.manager.itemError(e)})).finally((()=>{this.manager.itemEnd(e)})),this.manager.itemStart(e)}setResponseType(e){return this.responseType=e,this}setMimeType(e){return this.mimeType=e,this}}class fc{constructor(e=4){this.pool=e,this.queue=[],this.workers=[],this.workersResolve=[],this.workerStatus=0}_initWorker(e){if(!this.workers[e]){const t=this.workerCreator();t.addEventListener("message",this._onMessage.bind(this,e)),this.workers[e]=t}}_getIdleWorker(){for(let e=0;e<this.pool;e++)if(!(this.workerStatus&1<<e))return e;return-1}_onMessage(e,t){const i=this.workersResolve[e];if(i&&i(t),this.queue.length){const{resolve:t,msg:i,transfer:s}=this.queue.shift();this.workersResolve[e]=t,this.workers[e].postMessage(i,s)}else this.workerStatus^=1<<e}setWorkerCreator(e){this.workerCreator=e}setWorkerLimit(e){this.pool=e}postMessage(e,t){return new Promise((i=>{const s=this._getIdleWorker();-1!==s?(this._initWorker(s),this.workerStatus|=1<<s,this.workersResolve[s]=i,this.workers[s].postMessage(e,t)):this.queue.push({resolve:i,msg:e,transfer:t})}))}destroy(){this.workers.forEach((e=>e.terminate())),this.workersResolve.length=0,this.workers.length=0,this.queue.length=0,this.workerStatus=0}}let gc=0;class mc{constructor({viewer:e,transcoderPath:t,workerLimit:i}){this._transcoderPath=t||"https://cdn.jsdelivr.net/npm/@xeokit/xeokit-sdk/dist/basis/",this._transcoderBinary=null,this._transcoderPending=null,this._workerPool=new fc,this._workerSourceURL="",i&&this._workerPool.setWorkerLimit(i);const s=e.capabilities;this._workerConfig={astcSupported:s.astcSupported,etc1Supported:s.etc1Supported,etc2Supported:s.etc2Supported,dxtSupported:s.dxtSupported,bptcSupported:s.bptcSupported,pvrtcSupported:s.pvrtcSupported},this._supportedFileTypes=["xkt2"]}_init(){if(!this._transcoderPending){const e=new pc;e.setPath(this._transcoderPath),e.setWithCredentials(this.withCredentials);const t=e.loadAsync("basis_transcoder.js"),i=new pc;i.setPath(this._transcoderPath),i.setResponseType("arraybuffer"),i.setWithCredentials(this.withCredentials);const s=i.loadAsync("basis_transcoder.wasm");this._transcoderPending=Promise.all([t,s]).then((([e,t])=>{const i=mc.BasisWorker.toString(),s=["/* constants */","let _EngineFormat = "+JSON.stringify(mc.EngineFormat),"let _TranscoderFormat = "+JSON.stringify(mc.TranscoderFormat),"let _BasisFormat = "+JSON.stringify(mc.BasisFormat),"/* basis_transcoder.js */",e,"/* worker */",i.substring(i.indexOf("{")+1,i.lastIndexOf("}"))].join("\n");this._workerSourceURL=URL.createObjectURL(new Blob([s])),this._transcoderBinary=t,this._workerPool.setWorkerCreator((()=>{const e=new Worker(this._workerSourceURL),t=this._transcoderBinary.slice(0);return e.postMessage({type:"init",config:this._workerConfig,transcoderBinary:t},[t]),e}))})),gc>0&&console.warn("KTX2TextureTranscoder: Multiple active KTX2TextureTranscoder may cause performance issues. Use a single KTX2TextureTranscoder instance, or call .dispose() on old instances."),gc++}return this._transcoderPending}transcode(e,t,i={}){return new Promise(((s,r)=>{const o=i;this._init().then((()=>this._workerPool.postMessage({type:"transcode",buffers:e,taskConfig:o},e))).then((e=>{const i=e.data,{mipmaps:o,width:n,height:a,format:l,type:A,error:h,dfdTransferFn:c,dfdFlags:u}=i;if("error"===A)return r(h);t.setCompressedData({mipmaps:o,props:{format:l,minFilter:1===o.length?1006:1008,magFilter:1===o.length?1006:1008,encoding:2===c?3001:3e3,premultiplyAlpha:!!(1&u)}}),s()}))}))}destroy(){URL.revokeObjectURL(this._workerSourceURL),this._workerPool.destroy(),gc--}}mc.BasisFormat={ETC1S:0,UASTC_4x4:1},mc.TranscoderFormat={ETC1:0,ETC2:1,BC1:2,BC3:3,BC4:4,BC5:5,BC7_M6_OPAQUE_ONLY:6,BC7_M5:7,PVRTC1_4_RGB:8,PVRTC1_4_RGBA:9,ASTC_4x4:10,ATC_RGB:11,ATC_RGBA_INTERPOLATED_ALPHA:12,RGBA32:13,RGB565:14,BGR565:15,RGBA4444:16},mc.EngineFormat={RGBAFormat:1023,RGBA_ASTC_4x4_Format:37808,RGBA_BPTC_Format:36492,RGBA_ETC2_EAC_Format:37496,RGBA_PVRTC_4BPPV1_Format:35842,RGBA_S3TC_DXT5_Format:33779,RGB_ETC1_Format:36196,RGB_ETC2_Format:37492,RGB_PVRTC_4BPPV1_Format:35840,RGB_S3TC_DXT1_Format:33776},mc.BasisWorker=function(){let e,t,i;const s=_EngineFormat,r=_TranscoderFormat,o=_BasisFormat;self.addEventListener("message",(function(n){const h=n.data;switch(h.type){case"init":e=h.config,c=h.transcoderBinary,t=new Promise((e=>{i={wasmBinary:c,onRuntimeInitialized:e},BASIS(i)})).then((()=>{i.initializeBasis(),void 0===i.KTX2File&&console.warn("KTX2TextureTranscoder: Please update Basis Universal transcoder.")}));break;case"transcode":t.then((()=>{try{const{width:t,height:n,hasAlpha:c,mipmaps:u,format:d,dfdTransferFn:p,dfdFlags:f}=function(t){const n=new i.KTX2File(new Uint8Array(t));function h(){n.close(),n.delete()}if(!n.isValid())throw h(),new Error("KTX2TextureTranscoder: Invalid or unsupported .ktx2 file");const c=n.isUASTC()?o.UASTC_4x4:o.ETC1S,u=n.getWidth(),d=n.getHeight(),p=n.getLevels(),f=n.getHasAlpha(),g=n.getDFDTransferFunc(),m=n.getDFDFlags(),{transcoderFormat:_,engineFormat:v}=function(t,i,n,h){let c,u;const d=t===o.ETC1S?a:l;for(let s=0;s<d.length;s++){const r=d[s];if(e[r.if]&&(r.basisFormat.includes(t)&&!(h&&r.transcoderFormat.length<2)&&(!r.needsPowerOfTwo||A(i)&&A(n))))return c=r.transcoderFormat[h?1:0],u=r.engineFormat[h?1:0],{transcoderFormat:c,engineFormat:u}}return console.warn("KTX2TextureTranscoder: No suitable compressed texture format found. Decoding to RGBA32."),c=r.RGBA32,u=s.RGBAFormat,{transcoderFormat:c,engineFormat:u}}(c,u,d,f);if(!u||!d||!p)throw h(),new Error("KTX2TextureTranscoder: Invalid texture");if(!n.startTranscoding())throw h(),new Error("KTX2TextureTranscoder: .startTranscoding failed");const b=[];for(let e=0;e<p;e++){const t=n.getImageLevelInfo(e,0,0),i=t.origWidth,s=t.origHeight,r=new Uint8Array(n.getImageTranscodedSizeInBytes(e,0,0,_));if(!n.transcodeImage(r,e,0,0,_,0,-1,-1))throw h(),new Error("KTX2TextureTranscoder: .transcodeImage failed.");b.push({data:r,width:i,height:s})}return h(),{width:u,height:d,hasAlpha:f,mipmaps:b,format:v,dfdTransferFn:g,dfdFlags:m}}(h.buffers[0]),g=[];for(let e=0;e<u.length;++e)g.push(u[e].data.buffer);self.postMessage({type:"transcode",id:h.id,width:t,height:n,hasAlpha:c,mipmaps:u,format:d,dfdTransferFn:p,dfdFlags:f},g)}catch(e){console.error(`[KTX2TextureTranscoder.BasisWorker]: ${e}`),self.postMessage({type:"error",id:h.id,error:e.message})}}))}var c}));const n=[{if:"astcSupported",basisFormat:[o.UASTC_4x4],transcoderFormat:[r.ASTC_4x4,r.ASTC_4x4],engineFormat:[s.RGBA_ASTC_4x4_Format,s.RGBA_ASTC_4x4_Format],priorityETC1S:1/0,priorityUASTC:1,needsPowerOfTwo:!1},{if:"bptcSupported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.BC7_M5,r.BC7_M5],engineFormat:[s.RGBA_BPTC_Format,s.RGBA_BPTC_Format],priorityETC1S:3,priorityUASTC:2,needsPowerOfTwo:!1},{if:"dxtSupported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.BC1,r.BC3],engineFormat:[s.RGB_S3TC_DXT1_Format,s.RGBA_S3TC_DXT5_Format],priorityETC1S:4,priorityUASTC:5,needsPowerOfTwo:!1},{if:"etc2Supported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.ETC1,r.ETC2],engineFormat:[s.RGB_ETC2_Format,s.RGBA_ETC2_EAC_Format],priorityETC1S:1,priorityUASTC:3,needsPowerOfTwo:!1},{if:"etc1Supported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.ETC1],engineFormat:[s.RGB_ETC1_Format],priorityETC1S:2,priorityUASTC:4,needsPowerOfTwo:!1},{if:"pvrtcSupported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.PVRTC1_4_RGB,r.PVRTC1_4_RGBA],engineFormat:[s.RGB_PVRTC_4BPPV1_Format,s.RGBA_PVRTC_4BPPV1_Format],priorityETC1S:5,priorityUASTC:6,needsPowerOfTwo:!0}],a=n.sort((function(e,t){return e.priorityETC1S-t.priorityETC1S})),l=n.sort((function(e,t){return e.priorityUASTC-t.priorityUASTC}));function A(e){return e<=2||0==(e&e-1)&&0!==e}};const _c={};function vc(e){const t=e.scene.id;let i=_c[t];return i||(i=new mc({viewer:e}),_c[t]=i,e.scene.on("destroyed",(()=>{delete _c[t],i.destroy()}))),i}
+class e{constructor(e,t){this.items=e||[],this._lastUniqueId=(t||0)+1}addItem(){let e;if(2===arguments.length){const t=arguments[0];if(e=arguments[1],this.items[t])throw"ID clash: '"+t+"'";return this.items[t]=e,t}for(e=arguments[0]||{};;){const t=this._lastUniqueId++;if(!this.items[t])return this.items[t]=e,t}}removeItem(e){const t=this.items[e];return delete this.items[e],t}}const t=new e;class i{constructor(e){this.id=e,this.parentItem=null,this.groups=[],this.menuElement=null,this.shown=!1,this.mouseOver=0}}class s{constructor(){this.items=[]}}class r{constructor(e,t,i,s,r){this.id=e,this.getTitle=t,this.doAction=i,this.getEnabled=s,this.getShown=r,this.itemElement=null,this.subMenu=null,this.enabled=!0}}class o{constructor(e={}){this._id=t.addItem(),this._context=null,this._enabled=!1,this._itemsCfg=[],this._rootMenu=null,this._menuList=[],this._menuMap={},this._itemList=[],this._itemMap={},this._shown=!1,this._nextId=0,this._eventSubs={},!1!==e.hideOnMouseDown&&(document.addEventListener("mousedown",(e=>{e.target.classList.contains("xeokit-context-menu-item")||this.hide()})),document.addEventListener("touchstart",this._canvasTouchStartHandler=e=>{e.target.classList.contains("xeokit-context-menu-item")||this.hide()})),e.items&&(this.items=e.items),this._hideOnAction=!1!==e.hideOnAction,this.context=e.context,this.enabled=!1!==e.enabled,this.hide()}on(e,t){let i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}fire(e,t){const i=this._eventSubs[e];if(i)for(let e=0,s=i.length;e<s;e++)i[e](t)}set items(e){this._clear(),this._itemsCfg=e||[],this._parseItems(e),this._createUI()}get items(){return this._itemsCfg}set enabled(e){(e=!!e)!==this._enabled&&(this._enabled=e,this._enabled||this.hide())}get enabled(){return this._enabled}set context(e){this._context=e}get context(){return this._context}show(e,t){this._context?this._enabled&&(this._shown||(this._hideAllMenus(),this._updateItemsTitles(),this._updateItemsEnabledStatus(),this._showMenu(this._rootMenu.id,e,t),this._updateSubMenuInfo(),this._shown=!0,this.fire("shown",{}))):console.error("ContextMenu cannot be shown without a context - set context first")}get shown(){return this._shown}hide(){this._enabled&&this._shown&&(this._hideAllMenus(),this._shown=!1,this.fire("hidden",{}))}destroy(){this._context=null,this._clear(),null!==this._id&&(t.removeItem(this._id),this._id=null)}_clear(){for(let e=0,t=this._menuList.length;e<t;e++){const t=this._menuList[e].menuElement;t.parentElement.removeChild(t)}this._itemsCfg=[],this._rootMenu=null,this._menuList=[],this._menuMap={},this._itemList=[],this._itemMap={}}_parseItems(e){const t=e=>{const o=this._getNextId(),n=new i(o);for(let i=0,o=e.length;i<o;i++){const o=e[i],a=new s;n.groups.push(a);for(let e=0,i=o.length;e<i;e++){const i=o[e],s=i.items,l=s&&s.length>0,A=this._getNextId(),h=i.getTitle||(()=>i.title||""),c=i.doAction||i.callback||(()=>{}),u=i.getEnabled||(()=>!0),d=i.getShown||(()=>!0),p=new r(A,h,c,u,d);if(p.parentMenu=n,a.items.push(p),l){const e=t(s);p.subMenu=e,e.parentItem=p}this._itemList.push(p),this._itemMap[p.id]=p}}return this._menuList.push(n),this._menuMap[n.id]=n,n};this._rootMenu=t(e)}_getNextId(){return"ContextMenu_"+this._id+"_"+this._nextId++}_createUI(){const e=t=>{this._createMenuUI(t);const i=t.groups;for(let t=0,s=i.length;t<s;t++){const s=i[t].items;for(let t=0,i=s.length;t<i;t++){const i=s[t].subMenu;i&&e(i)}}};e(this._rootMenu)}_createMenuUI(e){const t=e.groups,i=[];if(i.push('<div class="xeokit-context-menu '+e.id+'" style="z-index:300000; position: absolute;">'),i.push("<ul>"),t)for(let e=0,s=t.length;e<s;e++){const r=e,o=s,n=t[e].items;if(n)for(let e=0,t=n.length;e<t;e++){const s=n[e],a=s.subMenu,l=s.title||"";a?(i.push('<li id="'+s.id+'" class="xeokit-context-menu-item xeokit-context-menu-submenu">'+l+"</li>"),r===o-1||e<t-1||i.push('<li id="'+s.id+'" class="xeokit-context-menu-item-separator"></li>')):(i.push('<li id="'+s.id+'" class="xeokit-context-menu-item">'+l+"</li>"),r===o-1||e<t-1||i.push('<li id="'+s.id+'" class="xeokit-context-menu-item-separator"></li>'))}}i.push("</ul>"),i.push("</div>");const s=i.join("");document.body.insertAdjacentHTML("beforeend",s);const r=document.querySelector("."+e.id);e.menuElement=r,r.style["border-radius"]="4px",r.style.display="none",r.style["z-index"]=3e5,r.style.background="white",r.style.border="1px solid black",r.style["box-shadow"]="0 4px 5px 0 gray",r.oncontextmenu=e=>{e.preventDefault()};const o=this;let n=null;if(t)for(let e=0,i=t.length;e<i;e++){const i=t[e].items;if(i)for(let e=0,t=i.length;e<t;e++){const t=i[e],s=t.subMenu;t.itemElement=document.getElementById(t.id),t.itemElement?(t.itemElement.addEventListener("mouseenter",(e=>{e.preventDefault();const i=t.subMenu;if(!i)return void(n&&(o._hideMenu(n.id),n=null));if(n&&n.id!==i.id&&(o._hideMenu(n.id),n=null),!1===t.enabled)return;const s=t.itemElement,r=i.menuElement,a=s.getBoundingClientRect();r.getBoundingClientRect();a.right+200>window.innerWidth?o._showMenu(i.id,a.left-200,a.top-1):o._showMenu(i.id,a.right-5,a.top-1),n=i})),s||(t.itemElement.addEventListener("click",(e=>{e.preventDefault(),o._context&&!1!==t.enabled&&(t.doAction&&t.doAction(o._context),this._hideOnAction?o.hide():(o._updateItemsTitles(),o._updateItemsEnabledStatus()))})),t.itemElement.addEventListener("mouseup",(e=>{3===e.which&&(e.preventDefault(),o._context&&!1!==t.enabled&&(t.doAction&&t.doAction(o._context),this._hideOnAction?o.hide():(o._updateItemsTitles(),o._updateItemsEnabledStatus())))})),t.itemElement.addEventListener("mouseenter",(e=>{e.preventDefault(),!1!==t.enabled&&t.doHover&&t.doHover(o._context)})))):console.error("ContextMenu item element not found: "+t.id)}}}_updateItemsTitles(){if(this._context)for(let e=0,t=this._itemList.length;e<t;e++){const t=this._itemList[e],i=t.itemElement;if(!i)continue;const s=t.getShown;if(!s||!s(this._context))continue;const r=t.getTitle(this._context);t.subMenu,i.innerText=r}}_updateItemsEnabledStatus(){if(this._context)for(let e=0,t=this._itemList.length;e<t;e++){const t=this._itemList[e],i=t.itemElement;if(!i)continue;const s=t.getEnabled;if(!s)continue;const r=t.getShown;if(!r)continue;const o=r(this._context);if(t.shown=o,!o){i.style.display="none";continue}i.style.display="";const n=s(this._context);t.enabled=n,n?i.classList.remove("disabled"):i.classList.add("disabled")}}_updateSubMenuInfo(){if(!this._context)return;let e,t,i,s,r,o;this._itemList.forEach((n=>{n.subMenu&&(e=n.itemElement,t=e.getBoundingClientRect(),i=n.subMenu.menuElement,s={visibility:i.style.visibility,display:i.style.display},i.style.display="block",i.style.visibility="hidden",o=n.subMenu.menuElement.getBoundingClientRect().width,i.style.visibility=s.visibility,i.style.display=s.display,r=t.right+o>window.innerWidth,e.setAttribute("data-submenuposition",r?"left":"right"))}))}_showMenu(e,t,i){const s=this._menuMap[e];if(!s)return void console.error("Menu not found: "+e);if(s.shown)return;const r=s.menuElement;r&&(this._showMenuElement(r,t,i),s.shown=!0)}_hideMenu(e){const t=this._menuMap[e];if(!t)return void console.error("Menu not found: "+e);if(!t.shown)return;const i=t.menuElement;i&&(this._hideMenuElement(i),t.shown=!1)}_hideAllMenus(){for(let e=0,t=this._menuList.length;e<t;e++){const t=this._menuList[e];this._hideMenu(t.id)}}_showMenuElement(e,t,i){e.style.display="block";const s=e.offsetHeight,r=e.offsetWidth;i+s>window.innerHeight&&(i=window.innerHeight-s),t+r>window.innerWidth&&(t=window.innerWidth-r),e.style.left=t+"px",e.style.top=i+"px"}_hideMenuElement(e){e.style.display="none"}}class n{constructor(e,t={}){this.viewer=e,this.scene=this.viewer.scene,this._lensCursorDiv=document.createElement("div"),this.viewer.scene.canvas.canvas.parentNode.insertBefore(this._lensCursorDiv,this.viewer.scene.canvas.canvas),this._lensCursorDiv.style.background="pink",this._lensCursorDiv.style.border="2px solid red",this._lensCursorDiv.style.borderRadius="20px",this._lensCursorDiv.style.width="10px",this._lensCursorDiv.style.height="10px",this._lensCursorDiv.style.margin="-200px -200px",this._lensCursorDiv.style.zIndex="100000",this._lensCursorDiv.style.position="absolute",this._lensCursorDiv.style.pointerEvents="none",this._lensContainer=document.createElement("div"),this._lensContainerId=t.containerId||"xeokit-lens",this._lensContainer.setAttribute("id",this._lensContainerId),this._lensContainer.style.border="1px solid black",this._lensContainer.style.background="white",this._lensContainer.style.borderRadius="50%",this._lensContainer.style.width="300px",this._lensContainer.style.height="300px",this._lensContainer.style.zIndex="15000",this._lensContainer.style.position="absolute",this._lensContainer.style.pointerEvents="none",this._lensContainer.style.visibility="hidden",this._lensCanvas=document.createElement("canvas"),this._lensCanvas.id=`${this._lensContainerId}-canvas`,this._lensCanvas.style.borderRadius="50%",this._lensCanvas.style.width="300px",this._lensCanvas.style.height="300px",this._lensCanvas.style.zIndex="15000",this._lensCanvas.style.pointerEvents="none",document.body.appendChild(this._lensContainer),this._lensContainer.appendChild(this._lensCanvas),this._lensCanvasContext=this._lensCanvas.getContext("2d"),this._canvasElement=this.viewer.scene.canvas.canvas,this._canvasPos=null,this._snappedCanvasPos=null,this._lensPosToggle=t.lensPosToggle||!0,this._lensPosToggleAmount=t.lensPosToggleAmount||85,this._lensPosMarginLeft=t.lensPosMarginLeft||85,this._lensPosMarginTop=t.lensPosMarginTop||25,this._lensContainer.style.marginTop=`${this._lensPosMarginTop}px`,this._lensContainer.style.marginLeft=`${this._lensPosMarginLeft}px`,this._zoomLevel=t.zoomLevel||2,this._active=!1!==t.active,this._visible=!1,this._snapped=!1,this._onViewerRendering=this.viewer.scene.on("rendering",(()=>{this._active&&this._visible&&this.update()}))}update(){if(!this._active||!this._visible)return;if(!this._canvasPos)return;const e=this._lensContainer.getBoundingClientRect(),t=this._canvasElement.getBoundingClientRect(),i=this._canvasPos[0]<e.right&&this._canvasPos[0]>e.left&&this._canvasPos[1]<e.bottom&&this._canvasPos[1]>e.top;this._lensContainer.style.marginLeft=`${this._lensPosMarginLeft}px`,i&&(this._lensPosToggle?this._lensContainer.style.marginTop=t.bottom-t.top-this._lensCanvas.height-this._lensPosToggleAmount+"px":this._lensContainer.style.marginTop=`${this._lensPosMarginTop}px`,this._lensPosToggle=!this._lensPosToggle),this._lensCanvasContext.clearRect(0,0,this._lensCanvas.width,this._lensCanvas.height);const s=Math.max(this._lensCanvas.width,this._lensCanvas.height)/this._zoomLevel;this._lensCanvasContext.drawImage(this._canvasElement,this._canvasPos[0]-s/2,this._canvasPos[1]-s/2,s,s,0,0,this._lensCanvas.width,this._lensCanvas.height);const r=[(e.left+e.right)/2-t.left,(e.top+e.bottom)/2-t.top];if(this._snappedCanvasPos){const e=this._snappedCanvasPos[0]-this._canvasPos[0],t=this._snappedCanvasPos[1]-this._canvasPos[1];this._lensCursorDiv.style.marginLeft=r[0]+e*this._zoomLevel-10+"px",this._lensCursorDiv.style.marginTop=r[1]+t*this._zoomLevel-10+"px"}else this._lensCursorDiv.style.marginLeft=r[0]-10+"px",this._lensCursorDiv.style.marginTop=r[1]-10+"px"}set zoomFactor(e){this._zoomFactor=e,this.update()}get zoomFactor(){return this._zoomFactor}set canvasPos(e){this._canvasPos=e,this.update()}get canvasPos(){return this._canvasPos}set snappedCanvasPos(e){this._snappedCanvasPos=e,this.update()}get snappedCanvasPos(){return this._snappedCanvasPos}set snapped(e){this._snapped=e,e?(this._lensCursorDiv.style.background="greenyellow",this._lensCursorDiv.style.border="2px solid green"):(this._lensCursorDiv.style.background="pink",this._lensCursorDiv.style.border="2px solid red")}get snapped(){return this._snapped}set active(e){this._active=e,this._lensContainer.style.visibility=e&&this._visible?"visible":"hidden",e&&this._visible||(this._lensCursorDiv.style.marginLeft="-100px",this._lensCursorDiv.style.marginTop="-100px"),this.update()}get active(){return this._active}set visible(e){this._visible=e,this._lensContainer.style.visibility=e&&this._active?"visible":"hidden",e&&this._active||(this._lensCursorDiv.style.marginLeft="-100px",this._lensCursorDiv.style.marginTop="-100px"),this.update()}get visible(){return this._visible}destroy(){this._destroyed||(this.viewer.scene.off(this._onViewerRendering),this._lensContainer.removeChild(this._lensCanvas),document.body.removeChild(this._lensContainer),this._destroyed=!0)}}let a=!0,l=a?Float64Array:Float32Array;const A=new l(3),h=new l(16),c=new l(16),u=new l(4),d={setDoublePrecisionEnabled(e){a=e,l=a?Float64Array:Float32Array},getDoublePrecisionEnabled:()=>a,MIN_DOUBLE:-Number.MAX_SAFE_INTEGER,MAX_DOUBLE:Number.MAX_SAFE_INTEGER,MAX_INT:1e7,DEGTORAD:.0174532925,RADTODEG:57.295779513,unglobalizeObjectId(e,t){const i=t.indexOf("#");return i===e.length&&t.startsWith(e)?t.substring(i+1):t},globalizeObjectId:(e,t)=>e+"#"+t,safeInv(e){const t=1/e;return isNaN(t)||!isFinite(t)?1:t},vec2:e=>new l(e||2),vec3:e=>new l(e||3),vec4:e=>new l(e||4),mat3:e=>new l(e||9),mat3ToMat4:(e,t=new l(16))=>(t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=0,t[4]=e[3],t[5]=e[4],t[6]=e[5],t[7]=0,t[8]=e[6],t[9]=e[7],t[10]=e[8],t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t),mat4:e=>new l(e||16),mat4ToMat3(e,t){},doublesToFloats(e,t,i){const s=new l(2);for(let r=0,o=e.length;r<o;r++)d.splitDouble(e[r],s),t[r]=s[0],i[r]=s[1]},splitDouble(e,t){const i=l.from([e])[0],s=e-i;t[0]=i,t[1]=s},createUUID:(()=>{const e=[];for(let t=0;t<256;t++)e[t]=(t<16?"0":"")+t.toString(16);return()=>{const t=4294967295*Math.random()|0,i=4294967295*Math.random()|0,s=4294967295*Math.random()|0,r=4294967295*Math.random()|0;return`${e[255&t]+e[t>>8&255]+e[t>>16&255]+e[t>>24&255]}-${e[255&i]}${e[i>>8&255]}-${e[i>>16&15|64]}${e[i>>24&255]}-${e[63&s|128]}${e[s>>8&255]}-${e[s>>16&255]}${e[s>>24&255]}${e[255&r]}${e[r>>8&255]}${e[r>>16&255]}${e[r>>24&255]}`}})(),clamp:(e,t,i)=>Math.max(t,Math.min(i,e)),fmod(e,t){if(e<t)return console.error("math.fmod : Attempting to find modulus within negative range - would be infinite loop - ignoring"),e;for(;t<=e;)e-=t;return e},compareVec3:(e,t)=>e[0]===t[0]&&e[1]===t[1]&&e[2]===t[2],negateVec3:(e,t)=>(t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t),negateVec4:(e,t)=>(t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t[3]=-e[3],t),addVec4:(e,t,i)=>(i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i[3]=e[3]+t[3],i),addVec4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i[3]=e[3]+t,i),addVec3:(e,t,i)=>(i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i),addVec3Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i),subVec4:(e,t,i)=>(i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i[3]=e[3]-t[3],i),subVec3:(e,t,i)=>(i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i),subVec2:(e,t,i)=>(i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i),geometricMeanVec2(...e){const t=new l(e[0]);for(let i=1;i<e.length;i++)t[0]+=e[i][0],t[1]+=e[i][1];return t[0]/=e.length,t[1]/=e.length,t},subVec4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]-t,i[1]=e[1]-t,i[2]=e[2]-t,i[3]=e[3]-t,i),subScalarVec4:(e,t,i)=>(i||(i=e),i[0]=t-e[0],i[1]=t-e[1],i[2]=t-e[2],i[3]=t-e[3],i),mulVec4:(e,t,i)=>(i||(i=e),i[0]=e[0]*t[0],i[1]=e[1]*t[1],i[2]=e[2]*t[2],i[3]=e[3]*t[3],i),mulVec4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i[3]=e[3]*t,i),mulVec3Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i),mulVec2Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i),divVec3:(e,t,i)=>(i||(i=e),i[0]=e[0]/t[0],i[1]=e[1]/t[1],i[2]=e[2]/t[2],i),divVec4:(e,t,i)=>(i||(i=e),i[0]=e[0]/t[0],i[1]=e[1]/t[1],i[2]=e[2]/t[2],i[3]=e[3]/t[3],i),divScalarVec3:(e,t,i)=>(i||(i=t),i[0]=e/t[0],i[1]=e/t[1],i[2]=e/t[2],i),divVec3Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]/t,i[1]=e[1]/t,i[2]=e[2]/t,i),divVec4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]/t,i[1]=e[1]/t,i[2]=e[2]/t,i[3]=e[3]/t,i),divScalarVec4:(e,t,i)=>(i||(i=t),i[0]=e/t[0],i[1]=e/t[1],i[2]=e/t[2],i[3]=e/t[3],i),dotVec4:(e,t)=>e[0]*t[0]+e[1]*t[1]+e[2]*t[2]+e[3]*t[3],cross3Vec4(e,t){const i=e[0],s=e[1],r=e[2],o=t[0],n=t[1],a=t[2];return[s*a-r*n,r*o-i*a,i*n-s*o,0]},cross3Vec3(e,t,i){i||(i=e);const s=e[0],r=e[1],o=e[2],n=t[0],a=t[1],l=t[2];return i[0]=r*l-o*a,i[1]=o*n-s*l,i[2]=s*a-r*n,i},sqLenVec4:e=>d.dotVec4(e,e),lenVec4:e=>Math.sqrt(d.sqLenVec4(e)),dotVec3:(e,t)=>e[0]*t[0]+e[1]*t[1]+e[2]*t[2],dotVec2:(e,t)=>e[0]*t[0]+e[1]*t[1],sqLenVec3:e=>d.dotVec3(e,e),sqLenVec2:e=>d.dotVec2(e,e),lenVec3:e=>Math.sqrt(d.sqLenVec3(e)),distVec3:(()=>{const e=new l(3);return(t,i)=>d.lenVec3(d.subVec3(t,i,e))})(),lenVec2:e=>Math.sqrt(d.sqLenVec2(e)),distVec2:(()=>{const e=new l(2);return(t,i)=>d.lenVec2(d.subVec2(t,i,e))})(),rcpVec3:(e,t)=>d.divScalarVec3(1,e,t),normalizeVec4(e,t){const i=1/d.lenVec4(e);return d.mulVec4Scalar(e,i,t)},normalizeVec3(e,t){const i=1/d.lenVec3(e);return d.mulVec3Scalar(e,i,t)},normalizeVec2(e,t){const i=1/d.lenVec2(e);return d.mulVec2Scalar(e,i,t)},angleVec3(e,t){let i=d.dotVec3(e,t)/Math.sqrt(d.sqLenVec3(e)*d.sqLenVec3(t));return i=i<-1?-1:i>1?1:i,Math.acos(i)},vec3FromMat4Scale:(()=>{const e=new l(3);return(t,i)=>(e[0]=t[0],e[1]=t[1],e[2]=t[2],i[0]=d.lenVec3(e),e[0]=t[4],e[1]=t[5],e[2]=t[6],i[1]=d.lenVec3(e),e[0]=t[8],e[1]=t[9],e[2]=t[10],i[2]=d.lenVec3(e),i)})(),vecToArray:(()=>{function e(e){return Math.round(1e5*e)/1e5}return t=>{for(let i=0,s=(t=Array.prototype.slice.call(t)).length;i<s;i++)t[i]=e(t[i]);return t}})(),xyzArrayToObject:e=>({x:e[0],y:e[1],z:e[2]}),xyzObjectToArray:(e,t)=>((t=t||d.vec3())[0]=e.x,t[1]=e.y,t[2]=e.z,t),dupMat4:e=>e.slice(0,16),mat4To3:e=>[e[0],e[1],e[2],e[4],e[5],e[6],e[8],e[9],e[10]],m4s:e=>[e,e,e,e,e,e,e,e,e,e,e,e,e,e,e,e],setMat4ToZeroes:()=>d.m4s(0),setMat4ToOnes:()=>d.m4s(1),diagonalMat4v:e=>new l([e[0],0,0,0,0,e[1],0,0,0,0,e[2],0,0,0,0,e[3]]),diagonalMat4c:(e,t,i,s)=>d.diagonalMat4v([e,t,i,s]),diagonalMat4s:e=>d.diagonalMat4c(e,e,e,e),identityMat4:(e=new l(16))=>(e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=1,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=1,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e),identityMat3:(e=new l(9))=>(e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=1,e[5]=0,e[6]=0,e[7]=0,e[8]=1,e),isIdentityMat4:e=>1===e[0]&&0===e[1]&&0===e[2]&&0===e[3]&&0===e[4]&&1===e[5]&&0===e[6]&&0===e[7]&&0===e[8]&&0===e[9]&&1===e[10]&&0===e[11]&&0===e[12]&&0===e[13]&&0===e[14]&&1===e[15],negateMat4:(e,t)=>(t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t[3]=-e[3],t[4]=-e[4],t[5]=-e[5],t[6]=-e[6],t[7]=-e[7],t[8]=-e[8],t[9]=-e[9],t[10]=-e[10],t[11]=-e[11],t[12]=-e[12],t[13]=-e[13],t[14]=-e[14],t[15]=-e[15],t),addMat4:(e,t,i)=>(i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i[3]=e[3]+t[3],i[4]=e[4]+t[4],i[5]=e[5]+t[5],i[6]=e[6]+t[6],i[7]=e[7]+t[7],i[8]=e[8]+t[8],i[9]=e[9]+t[9],i[10]=e[10]+t[10],i[11]=e[11]+t[11],i[12]=e[12]+t[12],i[13]=e[13]+t[13],i[14]=e[14]+t[14],i[15]=e[15]+t[15],i),addMat4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i[3]=e[3]+t,i[4]=e[4]+t,i[5]=e[5]+t,i[6]=e[6]+t,i[7]=e[7]+t,i[8]=e[8]+t,i[9]=e[9]+t,i[10]=e[10]+t,i[11]=e[11]+t,i[12]=e[12]+t,i[13]=e[13]+t,i[14]=e[14]+t,i[15]=e[15]+t,i),addScalarMat4:(e,t,i)=>d.addMat4Scalar(t,e,i),subMat4:(e,t,i)=>(i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i[3]=e[3]-t[3],i[4]=e[4]-t[4],i[5]=e[5]-t[5],i[6]=e[6]-t[6],i[7]=e[7]-t[7],i[8]=e[8]-t[8],i[9]=e[9]-t[9],i[10]=e[10]-t[10],i[11]=e[11]-t[11],i[12]=e[12]-t[12],i[13]=e[13]-t[13],i[14]=e[14]-t[14],i[15]=e[15]-t[15],i),subMat4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]-t,i[1]=e[1]-t,i[2]=e[2]-t,i[3]=e[3]-t,i[4]=e[4]-t,i[5]=e[5]-t,i[6]=e[6]-t,i[7]=e[7]-t,i[8]=e[8]-t,i[9]=e[9]-t,i[10]=e[10]-t,i[11]=e[11]-t,i[12]=e[12]-t,i[13]=e[13]-t,i[14]=e[14]-t,i[15]=e[15]-t,i),subScalarMat4:(e,t,i)=>(i||(i=t),i[0]=e-t[0],i[1]=e-t[1],i[2]=e-t[2],i[3]=e-t[3],i[4]=e-t[4],i[5]=e-t[5],i[6]=e-t[6],i[7]=e-t[7],i[8]=e-t[8],i[9]=e-t[9],i[10]=e-t[10],i[11]=e-t[11],i[12]=e-t[12],i[13]=e-t[13],i[14]=e-t[14],i[15]=e-t[15],i),mulMat4(e,t,i){i||(i=e);const s=e[0],r=e[1],o=e[2],n=e[3],a=e[4],l=e[5],A=e[6],h=e[7],c=e[8],u=e[9],d=e[10],p=e[11],f=e[12],g=e[13],m=e[14],_=e[15],v=t[0],b=t[1],y=t[2],x=t[3],B=t[4],w=t[5],P=t[6],C=t[7],M=t[8],E=t[9],F=t[10],I=t[11],D=t[12],S=t[13],T=t[14],R=t[15];return i[0]=v*s+b*a+y*c+x*f,i[1]=v*r+b*l+y*u+x*g,i[2]=v*o+b*A+y*d+x*m,i[3]=v*n+b*h+y*p+x*_,i[4]=B*s+w*a+P*c+C*f,i[5]=B*r+w*l+P*u+C*g,i[6]=B*o+w*A+P*d+C*m,i[7]=B*n+w*h+P*p+C*_,i[8]=M*s+E*a+F*c+I*f,i[9]=M*r+E*l+F*u+I*g,i[10]=M*o+E*A+F*d+I*m,i[11]=M*n+E*h+F*p+I*_,i[12]=D*s+S*a+T*c+R*f,i[13]=D*r+S*l+T*u+R*g,i[14]=D*o+S*A+T*d+R*m,i[15]=D*n+S*h+T*p+R*_,i},mulMat3(e,t,i){i||(i=new l(9));const s=e[0],r=e[3],o=e[6],n=e[1],a=e[4],A=e[7],h=e[2],c=e[5],u=e[8],d=t[0],p=t[3],f=t[6],g=t[1],m=t[4],_=t[7],v=t[2],b=t[5],y=t[8];return i[0]=s*d+r*g+o*v,i[3]=s*p+r*m+o*b,i[6]=s*f+r*_+o*y,i[1]=n*d+a*g+A*v,i[4]=n*p+a*m+A*b,i[7]=n*f+a*_+A*y,i[2]=h*d+c*g+u*v,i[5]=h*p+c*m+u*b,i[8]=h*f+c*_+u*y,i},mulMat4Scalar:(e,t,i)=>(i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i[3]=e[3]*t,i[4]=e[4]*t,i[5]=e[5]*t,i[6]=e[6]*t,i[7]=e[7]*t,i[8]=e[8]*t,i[9]=e[9]*t,i[10]=e[10]*t,i[11]=e[11]*t,i[12]=e[12]*t,i[13]=e[13]*t,i[14]=e[14]*t,i[15]=e[15]*t,i),mulMat4v4(e,t,i=d.vec4()){const s=t[0],r=t[1],o=t[2],n=t[3];return i[0]=e[0]*s+e[4]*r+e[8]*o+e[12]*n,i[1]=e[1]*s+e[5]*r+e[9]*o+e[13]*n,i[2]=e[2]*s+e[6]*r+e[10]*o+e[14]*n,i[3]=e[3]*s+e[7]*r+e[11]*o+e[15]*n,i},transposeMat4(e,t){const i=e[4],s=e[14],r=e[8],o=e[13],n=e[12],a=e[9];if(!t||e===t){const t=e[1],l=e[2],A=e[3],h=e[6],c=e[7],u=e[11];return e[1]=i,e[2]=r,e[3]=n,e[4]=t,e[6]=a,e[7]=o,e[8]=l,e[9]=h,e[11]=s,e[12]=A,e[13]=c,e[14]=u,e}return t[0]=e[0],t[1]=i,t[2]=r,t[3]=n,t[4]=e[1],t[5]=e[5],t[6]=a,t[7]=o,t[8]=e[2],t[9]=e[6],t[10]=e[10],t[11]=s,t[12]=e[3],t[13]=e[7],t[14]=e[11],t[15]=e[15],t},transposeMat3(e,t){if(t===e){const i=e[1],s=e[2],r=e[5];t[1]=e[3],t[2]=e[6],t[3]=i,t[5]=e[7],t[6]=s,t[7]=r}else t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8];return t},determinantMat4(e){const t=e[0],i=e[1],s=e[2],r=e[3],o=e[4],n=e[5],a=e[6],l=e[7],A=e[8],h=e[9],c=e[10],u=e[11],d=e[12],p=e[13],f=e[14],g=e[15];return d*h*a*r-A*p*a*r-d*n*c*r+o*p*c*r+A*n*f*r-o*h*f*r-d*h*s*l+A*p*s*l+d*i*c*l-t*p*c*l-A*i*f*l+t*h*f*l+d*n*s*u-o*p*s*u-d*i*a*u+t*p*a*u+o*i*f*u-t*n*f*u-A*n*s*g+o*h*s*g+A*i*a*g-t*h*a*g-o*i*c*g+t*n*c*g},inverseMat4(e,t){t||(t=e);const i=e[0],s=e[1],r=e[2],o=e[3],n=e[4],a=e[5],l=e[6],A=e[7],h=e[8],c=e[9],u=e[10],d=e[11],p=e[12],f=e[13],g=e[14],m=e[15],_=i*a-s*n,v=i*l-r*n,b=i*A-o*n,y=s*l-r*a,x=s*A-o*a,B=r*A-o*l,w=h*f-c*p,P=h*g-u*p,C=h*m-d*p,M=c*g-u*f,E=c*m-d*f,F=u*m-d*g,I=1/(_*F-v*E+b*M+y*C-x*P+B*w);return t[0]=(a*F-l*E+A*M)*I,t[1]=(-s*F+r*E-o*M)*I,t[2]=(f*B-g*x+m*y)*I,t[3]=(-c*B+u*x-d*y)*I,t[4]=(-n*F+l*C-A*P)*I,t[5]=(i*F-r*C+o*P)*I,t[6]=(-p*B+g*b-m*v)*I,t[7]=(h*B-u*b+d*v)*I,t[8]=(n*E-a*C+A*w)*I,t[9]=(-i*E+s*C-o*w)*I,t[10]=(p*x-f*b+m*_)*I,t[11]=(-h*x+c*b-d*_)*I,t[12]=(-n*M+a*P-l*w)*I,t[13]=(i*M-s*P+r*w)*I,t[14]=(-p*y+f*v-g*_)*I,t[15]=(h*y-c*v+u*_)*I,t},traceMat4:e=>e[0]+e[5]+e[10]+e[15],translationMat4v(e,t){const i=t||d.identityMat4();return i[12]=e[0],i[13]=e[1],i[14]=e[2],i},translationMat3v(e,t){const i=t||d.identityMat3();return i[6]=e[0],i[7]=e[1],i},translationMat4c:(()=>{const e=new l(3);return(t,i,s,r)=>(e[0]=t,e[1]=i,e[2]=s,d.translationMat4v(e,r))})(),translationMat4s:(e,t)=>d.translationMat4c(e,e,e,t),translateMat4v:(e,t)=>d.translateMat4c(e[0],e[1],e[2],t),translateMat4c(e,t,i,s){const r=s[3];s[0]+=r*e,s[1]+=r*t,s[2]+=r*i;const o=s[7];s[4]+=o*e,s[5]+=o*t,s[6]+=o*i;const n=s[11];s[8]+=n*e,s[9]+=n*t,s[10]+=n*i;const a=s[15];return s[12]+=a*e,s[13]+=a*t,s[14]+=a*i,s},setMat4Translation:(e,t,i)=>(i[0]=e[0],i[1]=e[1],i[2]=e[2],i[3]=e[3],i[4]=e[4],i[5]=e[5],i[6]=e[6],i[7]=e[7],i[8]=e[8],i[9]=e[9],i[10]=e[10],i[11]=e[11],i[12]=t[0],i[13]=t[1],i[14]=t[2],i[15]=e[15],i),rotationMat4v(e,t,i){const s=d.normalizeVec4([t[0],t[1],t[2],0],[]),r=Math.sin(e),o=Math.cos(e),n=1-o,a=s[0],l=s[1],A=s[2];let h,c,u,p,f,g;return h=a*l,c=l*A,u=A*a,p=a*r,f=l*r,g=A*r,(i=i||d.mat4())[0]=n*a*a+o,i[1]=n*h+g,i[2]=n*u-f,i[3]=0,i[4]=n*h-g,i[5]=n*l*l+o,i[6]=n*c+p,i[7]=0,i[8]=n*u+f,i[9]=n*c-p,i[10]=n*A*A+o,i[11]=0,i[12]=0,i[13]=0,i[14]=0,i[15]=1,i},rotationMat4c:(e,t,i,s,r)=>d.rotationMat4v(e,[t,i,s],r),scalingMat4v:(e,t=d.identityMat4())=>(t[0]=e[0],t[5]=e[1],t[10]=e[2],t),scalingMat3v:(e,t=d.identityMat3())=>(t[0]=e[0],t[4]=e[1],t),scalingMat4c:(()=>{const e=new l(3);return(t,i,s,r)=>(e[0]=t,e[1]=i,e[2]=s,d.scalingMat4v(e,r))})(),scaleMat4c:(e,t,i,s)=>(s[0]*=e,s[4]*=t,s[8]*=i,s[1]*=e,s[5]*=t,s[9]*=i,s[2]*=e,s[6]*=t,s[10]*=i,s[3]*=e,s[7]*=t,s[11]*=i,s),scaleMat4v(e,t){const i=e[0],s=e[1],r=e[2];return t[0]*=i,t[4]*=s,t[8]*=r,t[1]*=i,t[5]*=s,t[9]*=r,t[2]*=i,t[6]*=s,t[10]*=r,t[3]*=i,t[7]*=s,t[11]*=r,t},scalingMat4s:e=>d.scalingMat4c(e,e,e),rotationTranslationMat4(e,t,i=d.mat4()){const s=e[0],r=e[1],o=e[2],n=e[3],a=s+s,l=r+r,A=o+o,h=s*a,c=s*l,u=s*A,p=r*l,f=r*A,g=o*A,m=n*a,_=n*l,v=n*A;return i[0]=1-(p+g),i[1]=c+v,i[2]=u-_,i[3]=0,i[4]=c-v,i[5]=1-(h+g),i[6]=f+m,i[7]=0,i[8]=u+_,i[9]=f-m,i[10]=1-(h+p),i[11]=0,i[12]=t[0],i[13]=t[1],i[14]=t[2],i[15]=1,i},mat4ToEuler(e,t,i=d.vec4()){const s=d.clamp,r=e[0],o=e[4],n=e[8],a=e[1],l=e[5],A=e[9],h=e[2],c=e[6],u=e[10];return"XYZ"===t?(i[1]=Math.asin(s(n,-1,1)),Math.abs(n)<.99999?(i[0]=Math.atan2(-A,u),i[2]=Math.atan2(-o,r)):(i[0]=Math.atan2(c,l),i[2]=0)):"YXZ"===t?(i[0]=Math.asin(-s(A,-1,1)),Math.abs(A)<.99999?(i[1]=Math.atan2(n,u),i[2]=Math.atan2(a,l)):(i[1]=Math.atan2(-h,r),i[2]=0)):"ZXY"===t?(i[0]=Math.asin(s(c,-1,1)),Math.abs(c)<.99999?(i[1]=Math.atan2(-h,u),i[2]=Math.atan2(-o,l)):(i[1]=0,i[2]=Math.atan2(a,r))):"ZYX"===t?(i[1]=Math.asin(-s(h,-1,1)),Math.abs(h)<.99999?(i[0]=Math.atan2(c,u),i[2]=Math.atan2(a,r)):(i[0]=0,i[2]=Math.atan2(-o,l))):"YZX"===t?(i[2]=Math.asin(s(a,-1,1)),Math.abs(a)<.99999?(i[0]=Math.atan2(-A,l),i[1]=Math.atan2(-h,r)):(i[0]=0,i[1]=Math.atan2(n,u))):"XZY"===t&&(i[2]=Math.asin(-s(o,-1,1)),Math.abs(o)<.99999?(i[0]=Math.atan2(c,l),i[1]=Math.atan2(n,r)):(i[0]=Math.atan2(-A,u),i[1]=0)),i},composeMat4:(e,t,i,s=d.mat4())=>(d.quaternionToRotationMat4(t,s),d.scaleMat4v(i,s),d.translateMat4v(e,s),s),decomposeMat4:(()=>{const e=new l(3),t=new l(16);return function(i,s,r,o){e[0]=i[0],e[1]=i[1],e[2]=i[2];let n=d.lenVec3(e);e[0]=i[4],e[1]=i[5],e[2]=i[6];const a=d.lenVec3(e);e[8]=i[8],e[9]=i[9],e[10]=i[10];const l=d.lenVec3(e);d.determinantMat4(i)<0&&(n=-n),s[0]=i[12],s[1]=i[13],s[2]=i[14],t.set(i);const A=1/n,h=1/a,c=1/l;return t[0]*=A,t[1]*=A,t[2]*=A,t[4]*=h,t[5]*=h,t[6]*=h,t[8]*=c,t[9]*=c,t[10]*=c,d.mat4ToQuaternion(t,r),o[0]=n,o[1]=a,o[2]=l,this}})(),getColMat4(e,t){const i=4*t;return[e[i],e[i+1],e[i+2],e[i+3]]},setRowMat4(e,t,i){e[t]=i[0],e[t+4]=i[1],e[t+8]=i[2],e[t+12]=i[3]},lookAtMat4v(e,t,i,s){s||(s=d.mat4());const r=e[0],o=e[1],n=e[2],a=i[0],l=i[1],A=i[2],h=t[0],c=t[1],u=t[2];if(r===h&&o===c&&n===u)return d.identityMat4();let p,f,g,m,_,v,b,y,x,B;return p=r-h,f=o-c,g=n-u,B=1/Math.sqrt(p*p+f*f+g*g),p*=B,f*=B,g*=B,m=l*g-A*f,_=A*p-a*g,v=a*f-l*p,B=Math.sqrt(m*m+_*_+v*v),B?(B=1/B,m*=B,_*=B,v*=B):(m=0,_=0,v=0),b=f*v-g*_,y=g*m-p*v,x=p*_-f*m,B=Math.sqrt(b*b+y*y+x*x),B?(B=1/B,b*=B,y*=B,x*=B):(b=0,y=0,x=0),s[0]=m,s[1]=b,s[2]=p,s[3]=0,s[4]=_,s[5]=y,s[6]=f,s[7]=0,s[8]=v,s[9]=x,s[10]=g,s[11]=0,s[12]=-(m*r+_*o+v*n),s[13]=-(b*r+y*o+x*n),s[14]=-(p*r+f*o+g*n),s[15]=1,s},lookAtMat4c:(e,t,i,s,r,o,n,a,l)=>d.lookAtMat4v([e,t,i],[s,r,o],[n,a,l],[]),orthoMat4c(e,t,i,s,r,o,n){n||(n=d.mat4());const a=t-e,l=s-i,A=o-r;return n[0]=2/a,n[1]=0,n[2]=0,n[3]=0,n[4]=0,n[5]=2/l,n[6]=0,n[7]=0,n[8]=0,n[9]=0,n[10]=-2/A,n[11]=0,n[12]=-(e+t)/a,n[13]=-(s+i)/l,n[14]=-(o+r)/A,n[15]=1,n},frustumMat4v(e,t,i){i||(i=d.mat4());const s=[e[0],e[1],e[2],0],r=[t[0],t[1],t[2],0];d.addVec4(r,s,h),d.subVec4(r,s,c);const o=2*s[2],n=c[0],a=c[1],l=c[2];return i[0]=o/n,i[1]=0,i[2]=0,i[3]=0,i[4]=0,i[5]=o/a,i[6]=0,i[7]=0,i[8]=h[0]/n,i[9]=h[1]/a,i[10]=-h[2]/l,i[11]=-1,i[12]=0,i[13]=0,i[14]=-o*r[2]/l,i[15]=0,i},frustumMat4(e,t,i,s,r,o,n){n||(n=d.mat4());const a=t-e,l=s-i,A=o-r;return n[0]=2*r/a,n[1]=0,n[2]=0,n[3]=0,n[4]=0,n[5]=2*r/l,n[6]=0,n[7]=0,n[8]=(t+e)/a,n[9]=(s+i)/l,n[10]=-(o+r)/A,n[11]=-1,n[12]=0,n[13]=0,n[14]=-o*r*2/A,n[15]=0,n},perspectiveMat4(e,t,i,s,r){const o=[],n=[];return o[2]=i,n[2]=s,n[1]=o[2]*Math.tan(e/2),o[1]=-n[1],n[0]=n[1]*t,o[0]=-n[0],d.frustumMat4v(o,n,r)},compareMat4:(e,t)=>e[0]===t[0]&&e[1]===t[1]&&e[2]===t[2]&&e[3]===t[3]&&e[4]===t[4]&&e[5]===t[5]&&e[6]===t[6]&&e[7]===t[7]&&e[8]===t[8]&&e[9]===t[9]&&e[10]===t[10]&&e[11]===t[11]&&e[12]===t[12]&&e[13]===t[13]&&e[14]===t[14]&&e[15]===t[15],transformPoint3(e,t,i=d.vec3()){const s=t[0],r=t[1],o=t[2];return i[0]=e[0]*s+e[4]*r+e[8]*o+e[12],i[1]=e[1]*s+e[5]*r+e[9]*o+e[13],i[2]=e[2]*s+e[6]*r+e[10]*o+e[14],i},transformPoint4:(e,t,i=d.vec4())=>(i[0]=e[0]*t[0]+e[4]*t[1]+e[8]*t[2]+e[12]*t[3],i[1]=e[1]*t[0]+e[5]*t[1]+e[9]*t[2]+e[13]*t[3],i[2]=e[2]*t[0]+e[6]*t[1]+e[10]*t[2]+e[14]*t[3],i[3]=e[3]*t[0]+e[7]*t[1]+e[11]*t[2]+e[15]*t[3],i),transformPoints3(e,t,i){const s=i||[],r=t.length;let o,n,a,l;const A=e[0],h=e[1],c=e[2],u=e[3],d=e[4],p=e[5],f=e[6],g=e[7],m=e[8],_=e[9],v=e[10],b=e[11],y=e[12],x=e[13],B=e[14],w=e[15];let P;for(let e=0;e<r;++e)l=t[e],o=l[0],n=l[1],a=l[2],P=s[e]||(s[e]=[0,0,0]),P[0]=A*o+d*n+m*a+y,P[1]=h*o+p*n+_*a+x,P[2]=c*o+f*n+v*a+B,P[3]=u*o+g*n+b*a+w;return s.length=r,s},transformPositions3(e,t,i=t){let s;const r=t.length;let o,n,a;const l=e[0],A=e[1],h=e[2];e[3];const c=e[4],u=e[5],d=e[6];e[7];const p=e[8],f=e[9],g=e[10];e[11];const m=e[12],_=e[13],v=e[14];for(e[15],s=0;s<r;s+=3)o=t[s+0],n=t[s+1],a=t[s+2],i[s+0]=l*o+c*n+p*a+m,i[s+1]=A*o+u*n+f*a+_,i[s+2]=h*o+d*n+g*a+v;return i},transformPositions4(e,t,i=t){let s;const r=t.length;let o,n,a;const l=e[0],A=e[1],h=e[2],c=e[3],u=e[4],d=e[5],p=e[6],f=e[7],g=e[8],m=e[9],_=e[10],v=e[11],b=e[12],y=e[13],x=e[14],B=e[15];for(s=0;s<r;s+=4)o=t[s+0],n=t[s+1],a=t[s+2],i[s+0]=l*o+u*n+g*a+b,i[s+1]=A*o+d*n+m*a+y,i[s+2]=h*o+p*n+_*a+x,i[s+3]=c*o+f*n+v*a+B;return i},transformVec3(e,t,i){const s=t[0],r=t[1],o=t[2];return(i=i||this.vec3())[0]=e[0]*s+e[4]*r+e[8]*o,i[1]=e[1]*s+e[5]*r+e[9]*o,i[2]=e[2]*s+e[6]*r+e[10]*o,i},transformVec4(e,t,i){const s=t[0],r=t[1],o=t[2],n=t[3];return(i=i||d.vec4())[0]=e[0]*s+e[4]*r+e[8]*o+e[12]*n,i[1]=e[1]*s+e[5]*r+e[9]*o+e[13]*n,i[2]=e[2]*s+e[6]*r+e[10]*o+e[14]*n,i[3]=e[3]*s+e[7]*r+e[11]*o+e[15]*n,i},rotateVec2(e,t,i,s=e){const r=Math.cos(i),o=Math.sin(i),n=e[0]-t[0],a=e[1]-t[1];return s[0]=n*r-a*o+t[0],s[1]=n*o+a*r+t[1],e},rotateVec3X(e,t,i,s){const r=[],o=[];return 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l(3),i=new l(3);return s=>(e[0]=s[0],e[1]=s[1],e[2]=s[2],t[0]=s[3],t[1]=s[4],t[2]=s[5],d.subVec3(t,e,i),Math.abs(d.lenVec3(i)))})(),getAABB3DiagPoint:(()=>{const e=new l(3),t=new l(3),i=new l(3);return(s,r)=>{e[0]=s[0],e[1]=s[1],e[2]=s[2],t[0]=s[3],t[1]=s[4],t[2]=s[5];const o=d.subVec3(t,e,i),n=r[0]-s[0],a=s[3]-r[0],l=r[1]-s[1],A=s[4]-r[1],h=r[2]-s[2],c=s[5]-r[2];return o[0]+=n>a?n:a,o[1]+=l>A?l:A,o[2]+=h>c?h:c,Math.abs(d.lenVec3(o))}})(),getAABB3Area:e=>(e[3]-e[0])*(e[4]-e[1])*(e[5]-e[2]),getAABB3Center(e,t){const i=t||d.vec3();return i[0]=(e[0]+e[3])/2,i[1]=(e[1]+e[4])/2,i[2]=(e[2]+e[5])/2,i},getAABB2Center(e,t){const i=t||d.vec2();return 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r=e.onAttached;if(r&&(y.isFunction(r)?r(i):r.scope?r.callback.call(r.scope,i):r.callback(i)),n){let e,t,r,o;for(e in n)if(n.hasOwnProperty(e)){if(t=n[e],y.isFunction(t)?(r=t,o=null):(r=t.callback,o=t.scope),!r)continue;s.subs.push(i.on(e,r,o))}}}return a&&this.fire("dirty",this),this.fire(t,i),i}_checkComponent(e,t){if(!t.isComponent){if(!y.isID(t))return void this.error("Expected a Component or ID");{const e=t;if(!(t=this.scene.components[e]))return void this.error("Component not found: "+e)}}if(e===t.type){if(t.scene.id===this.scene.id)return t;this.error("Not in same scene: "+t.type)}else this.error("Expected a "+e+" Component")}_checkComponent2(e,t){if(!t.isComponent){if(!y.isID(t))return void this.error("Expected a Component or ID");{const e=t;if(!(t=this.scene.components[e]))return void this.error("Component not found: "+e)}}if(t.scene.id===this.scene.id){for(var i=0,s=e.length;i<s;i++)if(e[i]===t.type)return t;return this.error("Expected component types: 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this._attachments)if(this._attachments.hasOwnProperty(e)){for(t=this._attachments[e],i=t.component,s=t.subs,r=0,o=s.length;r<o;r++)i.off(s[r]);t.managingLifecycle&&i.destroy()}if(this._ownedComponents)for(e in this._ownedComponents)this._ownedComponents.hasOwnProperty(e)&&(i=this._ownedComponents[e],i.destroy(),delete this._ownedComponents[e]);this.scene._removeComponent(this),this._attached={},this._attachments=null,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._events=null,this._eventCallDepth=0,this._ownedComponents=null,this._updateScheduled=!1}}const L=d.vec3(),U=d.vec3(),O=d.mat4();class k{constructor(){this.normal=d.vec3(),this.offset=0,this.testVertex=d.vec3()}set(e,t,i,s){const r=1/Math.sqrt(e*e+t*t+i*i);this.normal[0]=e*r,this.normal[1]=t*r,this.normal[2]=i*r,this.offset=s*r,this.testVertex[0]=this.normal[0]>=0?1:0,this.testVertex[1]=this.normal[1]>=0?1:0,this.testVertex[2]=this.normal[2]>=0?1:0}}class N{constructor(){this.planes=[new k,new k,new k,new k,new k,new k]}}function Q(e,t,i){const s=d.mulMat4(i,t,O),r=s[0],o=s[1],n=s[2],a=s[3],l=s[4],A=s[5],h=s[6],c=s[7],u=s[8],p=s[9],f=s[10],g=s[11],m=s[12],_=s[13],v=s[14],b=s[15];e.planes[0].set(a-r,c-l,g-u,b-m),e.planes[1].set(a+r,c+l,g+u,b+m),e.planes[2].set(a-o,c-A,g-p,b-_),e.planes[3].set(a+o,c+A,g+p,b+_),e.planes[4].set(a-n,c-h,g-f,b-v),e.planes[5].set(a+n,c+h,g+f,b+v)}function V(e,t){let i=N.INSIDE;const s=L,r=U;s[0]=t[0],s[1]=t[1],s[2]=t[2],r[0]=t[3],r[1]=t[4],r[2]=t[5];const o=[s,r];for(let t=0;t<6;++t){const s=e.planes[t];if(s.normal[0]*o[s.testVertex[0]][0]+s.normal[1]*o[s.testVertex[1]][1]+s.normal[2]*o[s.testVertex[2]][2]+s.offset<0)return N.OUTSIDE;s.normal[0]*o[1-s.testVertex[0]][0]+s.normal[1]*o[1-s.testVertex[1]][1]+s.normal[2]*o[1-s.testVertex[2]][2]+s.offset<0&&(i=N.INTERSECT)}return i}N.INSIDE=0,N.INTERSECT=1,N.OUTSIDE=2;class H extends R{constructor(e={}){if(!e.viewer)throw"[MarqueePicker] Missing config: viewer";if(!e.objectsKdTree3)throw"[MarqueePicker] Missing config: objectsKdTree3";super(e.viewer.scene,e),this.viewer=e.viewer,this._objectsKdTree3=e.objectsKdTree3,this._canvasMarqueeCorner1=d.vec2(),this._canvasMarqueeCorner2=d.vec2(),this._canvasMarquee=d.AABB2(),this._marqueeFrustum=new N,this._marqueeFrustumProjMat=d.mat4(),this._pickMode=!1,this._marqueeElement=document.createElement("div"),document.body.appendChild(this._marqueeElement),this._marqueeElement.style.position="absolute",this._marqueeElement.style["z-index"]="40000005",this._marqueeElement.style.width="8px",this._marqueeElement.style.height="8px",this._marqueeElement.style.visibility="hidden",this._marqueeElement.style.top="0px",this._marqueeElement.style.left="0px",this._marqueeElement.style["box-shadow"]="0 2px 5px 0 #182A3D;",this._marqueeElement.style.opacity=1,this._marqueeElement.style["pointer-events"]="none"}setMarqueeCorner1(e){this._canvasMarqueeCorner1.set(e),this._canvasMarqueeCorner2.set(e),this._updateMarquee()}setMarqueeCorner2(e){this._canvasMarqueeCorner2.set(e),this._updateMarquee()}setMarquee(e,t){this._canvasMarqueeCorner1.set(e),this._canvasMarqueeCorner2.set(t),this._updateMarquee()}setMarqueeVisible(e){this._marqueVisible=e,this._marqueeElement.style.visibility=e?"visible":"hidden"}getMarqueeVisible(){return this._marqueVisible}setPickMode(e){if(e!==H.PICK_MODE_INSIDE&&e!==H.PICK_MODE_INTERSECTS)throw"Illegal MarqueePicker pickMode: must be MarqueePicker.PICK_MODE_INSIDE or MarqueePicker.PICK_MODE_INTERSECTS";e!==this._pickMode&&(this._marqueeElement.style["background-image"]=e===H.PICK_MODE_INSIDE?"url(\"data:image/svg+xml,%3csvg width='100%25' height='100%25' xmlns='http://www.w3.org/2000/svg'%3e%3crect width='100%25' height='100%25' fill='none' rx='6' ry='6' stroke='%23333' stroke-width='4'/%3e%3c/svg%3e\")":"url(\"data:image/svg+xml,%3csvg width='100%25' height='100%25' xmlns='http://www.w3.org/2000/svg'%3e%3crect width='100%25' height='100%25' fill='none' rx='6' ry='6' stroke='%23333' stroke-width='4' stroke-dasharray='6%2c 14' stroke-dashoffset='0' stroke-linecap='square'/%3e%3c/svg%3e\")",this._pickMode=e)}getPickMode(){return this._pickMode}clear(){this.fire("clear",{})}pick(){this._updateMarquee(),this._buildMarqueeFrustum();const e=[],t=(i,s=N.INTERSECT)=>{if(s===N.INTERSECT&&(s=V(this._marqueeFrustum,i.aabb)),s!==N.OUTSIDE){if(i.entities){const t=i.entities;for(let i=0,s=t.length;i<s;i++){const s=t[i];if(!s.visible)continue;const r=s.aabb;if(this._pickMode===H.PICK_MODE_INSIDE){V(this._marqueeFrustum,r)===N.INSIDE&&e.push(s.id)}else{V(this._marqueeFrustum,r)!==N.OUTSIDE&&e.push(s.id)}}}i.left&&t(i.left,s),i.right&&t(i.right,s)}};return(this._canvasMarquee[2]-this._canvasMarquee[0]>3||this._canvasMarquee[3]-this._canvasMarquee[1]>3)&&t(this._objectsKdTree3.root),this.fire("picked",e),e}_updateMarquee(){this._canvasMarquee[0]=Math.min(this._canvasMarqueeCorner1[0],this._canvasMarqueeCorner2[0]),this._canvasMarquee[1]=Math.min(this._canvasMarqueeCorner1[1],this._canvasMarqueeCorner2[1]),this._canvasMarquee[2]=Math.max(this._canvasMarqueeCorner1[0],this._canvasMarqueeCorner2[0]),this._canvasMarquee[3]=Math.max(this._canvasMarqueeCorner1[1],this._canvasMarqueeCorner2[1]),this._marqueeElement.style.width=this._canvasMarquee[2]-this._canvasMarquee[0]+"px",this._marqueeElement.style.height=this._canvasMarquee[3]-this._canvasMarquee[1]+"px",this._marqueeElement.style.left=`${this._canvasMarquee[0]}px`,this._marqueeElement.style.top=`${this._canvasMarquee[1]}px`}_buildMarqueeFrustum(){const e=this.viewer.scene.canvas.canvas,t=e.clientWidth,i=e.clientHeight,s=e.clientLeft,r=e.clientTop,o=2/t,n=2/i,a=e.clientHeight/e.clientWidth,l=(this._canvasMarquee[0]-s)*o-1,A=(this._canvasMarquee[2]-s)*o-1,h=-(this._canvasMarquee[3]-r)*n+1,c=-(this._canvasMarquee[1]-r)*n+1,u=this.viewer.scene.camera.frustum.near*(17*a);d.frustumMat4(l,A,h*a,c*a,u,1e4,this._marqueeFrustumProjMat),Q(this._marqueeFrustum,this.viewer.scene.camera.viewMatrix,this._marqueeFrustumProjMat)}destroy(){super.destroy(),this._marqueeElement.parentElement&&(this._marqueeElement.parentElement.removeChild(this._marqueeElement),this._marqueeElement=null,this._objectsKdTree3=null)}}H.PICK_MODE_INTERSECTS=0,H.PICK_MODE_INSIDE=1;class j extends R{constructor(e){super(e.marqueePicker,e);const t=e.marqueePicker,i=t.viewer.scene.canvas.canvas;let s,r,o,n,a,l,A,h=!1,c=!1,u=!1;i.addEventListener("mousedown",(e=>{this.getActive()&&0===e.button&&(A=setTimeout((function(){const o=t.viewer.scene.input;o.keyDown[o.KEY_CTRL]||t.clear(),s=e.pageX,r=e.pageY,a=e.offsetX,t.setMarqueeCorner1([s,r]),h=!0,t.viewer.cameraControl.pointerEnabled=!1,t.setMarqueeVisible(!0),i.style.cursor="crosshair"}),400),c=!0)})),i.addEventListener("mouseup",(e=>{if(!this.getActive())return;if(!h&&!u)return;if(0!==e.button)return;clearTimeout(A),o=e.pageX,n=e.pageY;const i=Math.abs(o-s),a=Math.abs(n-r);h=!1,t.viewer.cameraControl.pointerEnabled=!0,u&&(u=!1),(i>3||a>3)&&t.pick()})),document.addEventListener("mouseup",(e=>{this.getActive()&&0===e.button&&(clearTimeout(A),h&&(t.setMarqueeVisible(!1),h=!1,c=!1,u=!0,t.viewer.cameraControl.pointerEnabled=!0))}),!0),i.addEventListener("mousemove",(e=>{this.getActive()&&0===e.button&&c&&(clearTimeout(A),h&&(o=e.pageX,n=e.pageY,l=e.offsetX,t.setMarqueeVisible(!0),t.setMarqueeCorner2([o,n]),t.setPickMode(a<l?H.PICK_MODE_INSIDE:H.PICK_MODE_INTERSECTS)))}))}setActive(e){this._active!==e&&(this._active=e,this.fire("active",this._active))}getActive(){return this._active}destroy(){}}class G{constructor(e,t={}){this.viewer=e,this.scene=this.viewer.scene,this._circleDiv=document.createElement("div"),this.viewer.scene.canvas.canvas.parentNode.insertBefore(this._circleDiv,this.viewer.scene.canvas.canvas),this._circleDiv.style.backgroundColor="transparent",this._circleDiv.style.border="2px solid green",this._circleDiv.style.borderRadius="50px",this._circleDiv.style.width="50px",this._circleDiv.style.height="50px",this._circleDiv.style.margin="-200px -200px",this._circleDiv.style.zIndex="100000",this._circleDiv.style.position="absolute",this._circleDiv.style.pointerEvents="none",this._circlePos=null,this._circleMaxRadius=200,this._circleMinRadius=2,this._active=!1!==t.active,this._visible=!1,this._running=!1,this._destroyed=!1}start(e){if(this._destroyed)return;this._circlePos=e,this._running=!1,this._circleRadius=this._circleMaxRadius,this._circleDiv.style.borderRadius=`${this._circleRadius}px`,this._circleDiv.style.marginLeft=this._circlePos[0]-this._circleRadius+"px",this._circleDiv.style.marginTop=this._circlePos[1]-this._circleRadius+"px";const t=this._circleMaxRadius;let i;const s=e=>{if(!this._running)return;i||(i=e);const r=e-i,o=Math.min(r/300,1),n=t+(2-t)*o;this._circleRadius=n,this._circleDiv.style.width=`${this._circleRadius}px`,this._circleDiv.style.height=`${this._circleRadius}px`,this._circleDiv.style.marginLeft=this._circlePos[0]-this._circleRadius/2+"px",this._circleDiv.style.marginTop=this._circlePos[1]-this._circleRadius/2+"px",o<1&&requestAnimationFrame(s)};this._running=!0,requestAnimationFrame(s),this._circleDiv.style.visibility="visible"}stop(){this._destroyed||(this._running=!1,this._circleRadius=this._circleMaxRadius,this._circleDiv.style.borderRadius=`${this._circleRadius}px`,this._circleDiv.style.visibility="hidden")}set durationMs(e){this.stop(),this._durationMs=e}get durationMs(){return this._durationMs}destroy(){this._destroyed||(this.stop(),this._circleDiv.parentElement.removeChild(this._circleDiv),this._destroyed=!0)}}class z{constructor(e,t,i){this.id=i&&i.id?i.id:e,this.viewer=t,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._eventSubsNum=null,this._events=null,this._eventCallDepth=0,t.addPlugin(this)}scheduleTask(e){I.scheduleTask(e,null)}fire(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={},this._eventSubsNum={}),!0!==i&&(this._events[e]=t||!0);const s=this._eventSubs[e];let r;if(s)for(const i in s)s.hasOwnProperty(i)&&(r=s[i],this._eventCallDepth++,this._eventCallDepth<300?r.callback.call(r.scope,t):this.error("fire: potential stack overflow from recursive event '"+e+"' - dropping this event"),this._eventCallDepth--)}on(t,i,s){this._events||(this._events={}),this._subIdMap||(this._subIdMap=new e),this._subIdEvents||(this._subIdEvents={}),this._eventSubs||(this._eventSubs={}),this._eventSubsNum||(this._eventSubsNum={});let r=this._eventSubs[t];r?this._eventSubsNum[t]++:(r={},this._eventSubs[t]=r,this._eventSubsNum[t]=1);const o=this._subIdMap.addItem();r[o]={callback:i,scope:s||this},this._subIdEvents[o]=t;const n=this._events[t];return void 0!==n&&i.call(s||this,n),o}off(e){if(null==e)return;if(!this._subIdEvents)return;const t=this._subIdEvents[e];if(t){delete this._subIdEvents[e];const i=this._eventSubs[t];i&&(delete i[e],this._eventSubsNum[t]--),this._subIdMap.removeItem(e)}}once(e,t,i){const s=this,r=this.on(e,(function(e){s.off(r),t.call(i||this,e)}),i)}hasSubs(e){return this._eventSubsNum&&this._eventSubsNum[e]>0}log(e){console.log(`[xeokit plugin ${this.id}]: ${e}`)}warn(e){console.warn(`[xeokit plugin ${this.id}]: ${e}`)}error(e){console.error(`[xeokit plugin ${this.id}]: ${e}`)}send(e,t){}destroy(){this.viewer.removePlugin(this)}}const W={isIphoneSafari(){const e=window.navigator.userAgent,t=/iPhone/i.test(e),i=/Safari/i.test(e)&&!/Chrome/i.test(e);return t&&i}};class K{constructor(e,t={}){this._highlightClass="viewer-ruler-dot-highlighted",this._x=0,this._y=0,this._dot=document.createElement("div"),this._dot.className+=this._dot.className?" viewer-ruler-dot":"viewer-ruler-dot",this._dotClickable=document.createElement("div"),this._dotClickable.className+=this._dotClickable.className?" viewer-ruler-dot-clickable":"viewer-ruler-dot-clickable",this._visible=!1!==t.visible,this._culled=!1;var i=this._dot,s=i.style;s["border-radius"]="25px",s.border="solid 2px white",s.background="lightgreen",s.position="absolute",s["z-index"]=void 0===t.zIndex?"40000005":t.zIndex,s.width="8px",s.height="8px",s.visibility=this._visible?"visible":"hidden",s.top="0px",s.left="0px",s["box-shadow"]="0 2px 5px 0 #182A3D;",s.opacity=1,s["pointer-events"]="none",t.onContextMenu,e.appendChild(i);var r=this._dotClickable,o=r.style;o["border-radius"]="35px",o.border="solid 10px white",o.position="absolute",o["z-index"]=void 0===t.zIndex?"40000007":t.zIndex+1,o.width="8px",o.height="8px",o.visibility="visible",o.top="0px",o.left="0px",o.opacity=0,o["pointer-events"]="none",t.onContextMenu,e.appendChild(r),r.addEventListener("click",(t=>{e.dispatchEvent(new MouseEvent("mouseover",t))})),t.onMouseOver&&r.addEventListener("mouseover",(i=>{t.onMouseOver(i,this),e.dispatchEvent(new MouseEvent("mouseover",i))})),t.onMouseLeave&&r.addEventListener("mouseleave",(e=>{t.onMouseLeave(e,this)})),t.onMouseWheel&&r.addEventListener("wheel",(e=>{t.onMouseWheel(e,this)})),t.onMouseDown&&r.addEventListener("mousedown",(e=>{t.onMouseDown(e,this)})),t.onMouseUp&&r.addEventListener("mouseup",(e=>{t.onMouseUp(e,this)})),t.onMouseMove&&r.addEventListener("mousemove",(e=>{t.onMouseMove(e,this)})),t.onTouchstart&&r.addEventListener("touchstart",(e=>{t.onTouchstart(e,this)})),t.onTouchmove&&r.addEventListener("touchmove",(e=>{t.onTouchmove(e,this)})),t.onTouchend&&r.addEventListener("touchend",(e=>{t.onTouchend(e,this)})),t.onContextMenu&&(W.isIphoneSafari()?(r.addEventListener("touchstart",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null),this._timeout=setTimeout((()=>{e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,t.onContextMenu(e,this),clearTimeout(this._timeout),this._timeout=null}),500)})),r.addEventListener("touchend",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null)}))):r.addEventListener("contextmenu",(e=>{console.log(e),t.onContextMenu(e,this),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")}))),this.setPos(t.x||0,t.y||0),this.setFillColor(t.fillColor),this.setBorderColor(t.borderColor)}setPos(e,t){this._x=e,this._y=t;var i=this._dot.style;i.left=Math.round(e)-4+"px",i.top=Math.round(t)-4+"px";var s=this._dotClickable.style;s.left=Math.round(e)-9+"px",s.top=Math.round(t)-9+"px"}setFillColor(e){this._dot.style.background=e||"lightgreen"}setBorderColor(e){this._dot.style.border="solid 2px"+(e||"black")}setOpacity(e){this._dot.style.opacity=e}setVisible(e){this._visible!==e&&(this._visible=!!e,this._dot.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setCulled(e){this._culled!==e&&(this._culled=!!e,this._dot.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setClickable(e){this._dotClickable.style["pointer-events"]=e?"all":"none"}setHighlighted(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._dot.classList.add(this._highlightClass):this._dot.classList.remove(this._highlightClass))}destroy(){this.setVisible(!1),this._dot.parentElement&&this._dot.parentElement.removeChild(this._dot),this._dotClickable.parentElement&&this._dotClickable.parentElement.removeChild(this._dotClickable)}}const X=d.vec3(),J=d.vec4(),Y=function(){const e=new Float64Array(16),t=new Float64Array(4),i=new Float64Array(4);return function(s,r,o){return o=o||e,t[0]=r[0],t[1]=r[1],t[2]=r[2],t[3]=1,d.transformVec4(s,t,i),d.setMat4Translation(s,i,o),o.slice()}}();function Z(e,t,i){const s=Float32Array.from([e[0]])[0],r=e[0]-s,o=Float32Array.from([e[1]])[0],n=e[1]-o,a=Float32Array.from([e[2]])[0],l=e[2]-a;t[0]=s,t[1]=o,t[2]=a,i[0]=r,i[1]=n,i[2]=l}function q(e,t,i,s=1e3){const r=d.getPositionsCenter(e,X),o=Math.round(r[0]/s)*s,n=Math.round(r[1]/s)*s,a=Math.round(r[2]/s)*s;i[0]=o,i[1]=n,i[2]=a;const l=0!==i[0]||0!==i[1]||0!==i[2];if(l)for(let i=0,s=e.length;i<s;i+=3)t[i+0]=e[i+0]-o,t[i+1]=e[i+1]-n,t[i+2]=e[i+2]-a;return l}function $(e,t,i){return i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i}function ee(e,t,i,s,r){const o=r?(J.set(i,0),J[3]=1,d.mulMat4v4(r,J,J)):i,n=d.dotVec3(t,o)+e,a=d.normalizeVec3(t,X);return d.mulVec3Scalar(a,-n,s),s}const te=1,ie=4,se=8,re=16,oe=32,ne=256,ae=512,le=1024,Ae=2048,he=new Float32Array([0,0,0]),ce=new Uint16Array([0,0,0]);d.OBB3();class ue{constructor(e,t,i,s,r,o){this._isObject=t,this.scene=e.scene,this.model=e,this.meshes=s,this._numPrimitives=0;for(let e=0,t=this.meshes.length;e<t;e++){const t=this.meshes[e];t.parent=this,t.entity=this,this._numPrimitives+=t.numPrimitives}this.id=i,this.originalSystemId=d.unglobalizeObjectId(e.id,i),this._flags=r,this._aabb=d.AABB3(),this._aabbDirty=!0,this._offset=d.vec3(),this._colorizeUpdated=!1,this._opacityUpdated=!1,this._lodCullable=!!o,this._culled=!1,this._culledVFC=!1,this._culledLOD=!1,this._isObject&&e.scene._registerObject(this)}_transformDirty(){this._aabbDirty=!0,this.model._transformDirty()}_sceneModelDirty(){this._aabbDirty=!0;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._sceneModelDirty()}get aabb(){if(this._aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this.meshes.length;e<t;e++)d.expandAABB3(this._aabb,this.meshes[e].aabb);this._aabbDirty=!1}return this._aabb}get isEntity(){return!0}get isModel(){return!1}get isObject(){return this._isObject}get numPrimitives(){return this._numPrimitives}get numTriangles(){return this._numPrimitives}get visible(){return this._getFlag(te)}set visible(e){if(!!(this._flags&te)!==e){this._flags=e?this._flags|te:this._flags&~te;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setVisible(this._flags);this._isObject&&this.model.scene._objectVisibilityUpdated(this),this.model.glRedraw()}}get highlighted(){return this._getFlag(ae)}set highlighted(e){if(!!(this._flags&ae)!==e){this._flags=e?this._flags|ae:this._flags&~ae;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setHighlighted(this._flags);this._isObject&&this.model.scene._objectHighlightedUpdated(this),this.model.glRedraw()}}get xrayed(){return this._getFlag(ne)}set xrayed(e){if(!!(this._flags&ne)!==e){this._flags=e?this._flags|ne:this._flags&~ne;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setXRayed(this._flags);this._isObject&&this.model.scene._objectXRayedUpdated(this),this.model.glRedraw()}}get selected(){return this._getFlag(le)}set selected(e){if(!!(this._flags&le)!==e){this._flags=e?this._flags|le:this._flags&~le;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setSelected(this._flags);this._isObject&&this.model.scene._objectSelectedUpdated(this),this.model.glRedraw()}}get edges(){return this._getFlag(Ae)}set edges(e){if(!!(this._flags&Ae)!==e){this._flags=e?this._flags|Ae:this._flags&~Ae;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setEdges(this._flags);this.model.glRedraw()}}get culledVFC(){return!!this._culledVFC}set culledVFC(e){this._culledVFC=e,this._setCulled()}get culledLOD(){return!!this._culledLOD}set culledLOD(e){this._culledLOD=e,this._setCulled()}get culled(){return!!this._culled}set culled(e){this._culled=e,this._setCulled()}_setCulled(){let e=!!this._culled||!(!this._culledLOD||!this._lodCullable)||!!this._culledVFC;if(!!(this._flags&ie)!==e){this._flags=e?this._flags|ie:this._flags&~ie;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setCulled(this._flags);this.model.glRedraw()}}get clippable(){return this._getFlag(re)}set clippable(e){if(!!(this._flags&re)!==e){this._flags=e?this._flags|re:this._flags&~re;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setClippable(this._flags);this.model.glRedraw()}}get collidable(){return this._getFlag(oe)}set collidable(e){if(!!(this._flags&oe)!==e){this._flags=e?this._flags|oe:this._flags&~oe;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setCollidable(this._flags)}}get pickable(){return this._getFlag(se)}set pickable(e){if(!!(this._flags&se)!==e){this._flags=e?this._flags|se:this._flags&~se;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setPickable(this._flags)}}get colorize(){if(0===this.meshes.length)return null;const e=this.meshes[0]._colorize;return he[0]=e[0]/255,he[1]=e[1]/255,he[2]=e[2]/255,he}set colorize(e){if(e){ce[0]=Math.floor(255*e[0]),ce[1]=Math.floor(255*e[1]),ce[2]=Math.floor(255*e[2]);for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setColorize(ce)}else for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setColorize(null);if(this._isObject){const t=!!e;this.scene._objectColorizeUpdated(this,t),this._colorizeUpdated=t}this.model.glRedraw()}get opacity(){return this.meshes.length>0?this.meshes[0]._colorize[3]/255:1}set opacity(e){if(0===this.meshes.length)return;const t=null!=e,i=this.meshes[0]._colorize[3];let s=255;if(t){if(e<0?e=0:e>1&&(e=1),s=Math.floor(255*e),i===s)return}else if(s=255,i===s)return;for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setOpacity(s,this._flags);this._isObject&&(this.scene._objectOpacityUpdated(this,t),this._opacityUpdated=t),this.model.glRedraw()}get offset(){return this._offset}set offset(e){e?(this._offset[0]=e[0],this._offset[1]=e[1],this._offset[2]=e[2]):(this._offset[0]=0,this._offset[1]=0,this._offset[2]=0);for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._setOffset(this._offset);this._aabbDirty=!0,this.model._aabbDirty=!0,this.scene._aabbDirty=!0,this.scene._objectOffsetUpdated(this,e),this.model.glRedraw()}get saoEnabled(){return this.model.saoEnabled}getEachVertex(e){for(let t=0,i=this.meshes.length;t<i;t++)this.meshes[t].getEachVertex(e)}getEachIndex(e){for(let t=0,i=this.meshes.length;t<i;t++)this.meshes[t].getEachIndex(e)}get volume(){let e=0;for(let t=0,i=this.meshes.length;t<i;t++){const i=this.meshes[t].volume;if(i<0)return-1;e+=i}return e}get surfaceArea(){let e=0;for(let t=0,i=this.meshes.length;t<i;t++){const i=this.meshes[t].surfaceArea;i>=0&&(e+=i)}return e>0?e:-1}_getFlag(e){return!!(this._flags&e)}_finalize(){const e=this.model.scene;this._isObject&&(this.visible&&e._objectVisibilityUpdated(this),this.highlighted&&e._objectHighlightedUpdated(this),this.xrayed&&e._objectXRayedUpdated(this),this.selected&&e._objectSelectedUpdated(this));for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._finalize(this._flags)}_finalize2(){for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._finalize2()}_destroy(){const e=this.model.scene;this._isObject&&(e._deregisterObject(this),this.visible&&e._deRegisterVisibleObject(this),this.xrayed&&e._deRegisterXRayedObject(this),this.selected&&e._deRegisterSelectedObject(this),this.highlighted&&e._deRegisterHighlightedObject(this),this._colorizeUpdated&&this.scene._deRegisterColorizedObject(this),this._opacityUpdated&&this.scene._deRegisterOpacityObject(this),!this._offset||0===this._offset[0]&&0===this._offset[1]&&0===this._offset[2]||this.scene._deRegisterOffsetObject(this));for(let e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._destroy();e._aabbDirty=!0}}const de=d.vec4(),pe=d.vec4();class fe extends R{constructor(e,t){super(e,t),this._entity=null,this._visible=null,this._worldPos=d.vec3(),this._origin=d.vec3(),this._rtcPos=d.vec3(),this._viewPos=d.vec3(),this._canvasPos=d.vec2(),this._occludable=!1,this._onCameraViewMatrix=this.scene.camera.on("matrix",(()=>{this._viewPosDirty=!0,this._needUpdate()})),this._onCameraProjMatrix=this.scene.camera.on("projMatrix",(()=>{this._canvasPosDirty=!0,this._needUpdate()})),this._onEntityDestroyed=null,this._onEntityModelDestroyed=null,this._renderer.addMarker(this),this.entity=t.entity,this.worldPos=t.worldPos,this.occludable=t.occludable}_update(){if(this._viewPosDirty&&(d.transformPoint3(this.scene.camera.viewMatrix,this._worldPos,this._viewPos),this._viewPosDirty=!1,this._canvasPosDirty=!0,this.fire("viewPos",this._viewPos)),this._canvasPosDirty){de.set(this._viewPos),de[3]=1,d.transformPoint4(this.scene.camera.projMatrix,de,pe);const e=this.scene.canvas.boundary;this._canvasPos[0]=Math.floor((1+pe[0]/pe[3])*e[2]/2),this._canvasPos[1]=Math.floor((1-pe[1]/pe[3])*e[3]/2),this._canvasPosDirty=!1,this.fire("canvasPos",this._canvasPos)}}_setVisible(e){this._visible,this._visible=e,this.fire("visible",this._visible)}set entity(e){if(this._entity){if(this._entity===e)return;null!==this._onEntityDestroyed&&(this._entity.model?this._entity.model.off(this._onEntityDestroyed):this._entity.off(this._onEntityDestroyed),this._onEntityDestroyed=null),null!==this._onEntityModelDestroyed&&(this._entity.model&&this._entity.model.off(this._onEntityModelDestroyed),this._onEntityModelDestroyed=null)}this._entity=e,this._entity&&(this._entity instanceof ue?this._onEntityModelDestroyed=this._entity.model.on("destroyed",(()=>{this._entity=null,this._onEntityModelDestroyed=null})):this._onEntityDestroyed=this._entity.on("destroyed",(()=>{this._entity=null,this._onEntityDestroyed=null}))),this.fire("entity",this._entity,!0)}get entity(){return this._entity}set occludable(e){(e=!!e)!==this._occludable&&(this._occludable=e,this._occludable&&this._renderer.markerWorldPosUpdated(this))}get occludable(){return this._occludable}set worldPos(e){this._worldPos.set(e||[0,0,0]),Z(this._worldPos,this._origin,this._rtcPos),this._occludable&&this._renderer.markerWorldPosUpdated(this),this._viewPosDirty=!0,this.fire("worldPos",this._worldPos),this._needUpdate()}get worldPos(){return this._worldPos}get origin(){return this._origin}get rtcPos(){return this._rtcPos}get viewPos(){return this._update(),this._viewPos}get canvasPos(){return this._update(),this._canvasPos}get visible(){return!!this._visible}destroy(){this.fire("destroyed",!0),this.scene.camera.off(this._onCameraViewMatrix),this.scene.camera.off(this._onCameraProjMatrix),this._entity&&(null!==this._onEntityDestroyed&&this._entity.model.off(this._onEntityDestroyed),null!==this._onEntityModelDestroyed&&this._entity.model.off(this._onEntityModelDestroyed)),this._renderer.removeMarker(this),super.destroy()}}const ge=()=>{};function me(e,t,i){const s=e.getBoundingClientRect(),r=t.getBoundingClientRect();i[0]+=s.left-r.left,i[1]+=s.top-r.top}class _e extends fe{constructor(e,t,i,s={}){super(e,t);const r=(e,t)=>i=>{e&&e(i),this.fire(t,i,!0)};this._dot=new K(i,{fillColor:s.fillColor,zIndex:s.zIndex,onMouseOver:r(s.onMouseOver,"mouseover"),onMouseLeave:r(s.onMouseLeave,"mouseleave"),onMouseWheel:r(s.onMouseWheel,"wheel"),onMouseDown:r(s.onMouseDown,"mousedown"),onMouseUp:r(s.onMouseUp,"mouseup"),onMouseMove:r(s.onMouseMove,"mousemove"),onTouchstart:r(s.onTouchstart,"touchstart"),onTouchmove:r(s.onTouchmove,"touchmove"),onTouchend:r(s.onTouchend,"touchend"),onContextMenu:r(s.onContextMenu,"contextmenu")});const o=()=>{const t=this.canvasPos.slice();me(e.canvas.canvas,i,t),this._dot.setPos(t[0],t[1])};this.on("worldPos",o);const n=e.camera.on("viewMatrix",o),a=e.camera.on("projMatrix",o);this._cleanup=()=>{e.camera.off(n),e.camera.off(a),this._dot.destroy()}}setClickable(e){this._dot.setClickable(e)}setCulled(e){this._dot.setCulled(e)}setFillColor(e){this._dot.setFillColor(e)}setHighlighted(e){this._dot.setHighlighted(e)}setOpacity(e){this._dot.setOpacity(e)}setVisible(e){this._dot.setVisible(e)}destroy(){this._cleanup(),super.destroy()}}function ve(e,t){const i=function(e,i){if(e in t)return t[e];if(void 0!==i)return i;throw"config missing: "+e},s=i("viewer"),r=i("ray2WorldPos"),o=i("handleMouseEvents",!1),n=i("handleTouchEvents",!1),a=i("onStart",ge),l=i("onMove",ge),A=i("onEnd",ge),h=s.scene,c=h.canvas.canvas,u=e=>{const t=d.vec2([e.clientX,e.clientY]);me(c.ownerDocument.documentElement,c,t),l(t,(e=>{const t=d.vec3(),i=d.vec3();return d.canvasPosToWorldRay(c,h.camera.viewMatrix,h.camera.projMatrix,h.camera.projection,e,t,i),r(t,i,e)})(t))};let p=null;const f=function(e){const t=p.matchesEvent(e);t&&u(t)},g=function(t){const i=p.matchesEvent(t);i&&(e.setOpacity(b),p.cleanup(),u(i),A())},m=function(t,i){p&&p.cleanup(),e.setOpacity(1),e.setClickable(!1),s.cameraControl.active=!1,p={matchesEvent:t,cleanup:function(){p=null,e.setClickable(!0),s.cameraControl.active=!0,i()}},a()},_=[],v=function(t,i){const s=e.on(t,i);_.push((()=>e.off(s)))};if(o&&(v("mouseover",(()=>!p&&e.setOpacity(1))),v("mouseleave",(()=>!p&&e.setOpacity(b))),v("mousedown",(e=>{1===e.which&&(c.addEventListener("mousemove",f),c.addEventListener("mouseup",g),m((e=>1===e.which&&e),(()=>{c.removeEventListener("mousemove",f),c.removeEventListener("mouseup",g)})))}))),n){let e;v("touchstart",(t=>{t.preventDefault(),1===t.touches.length&&(e=t.touches[0].identifier,m((t=>[...t.changedTouches].find((t=>t.identifier===e))),(()=>{e=null})))})),v("touchmove",(e=>{e.preventDefault(),f(e)})),v("touchend",(e=>{e.preventDefault(),g(e)}))}const b=.8;return e.setOpacity(b),function(){p&&p.cleanup(),_.forEach((e=>e())),e.setOpacity(1)}}function be(e){const t=function(t,i){if(t in e)return e[t];if(void 0!==i)return i;throw"config missing: "+t},i=t("viewer"),s=t("handleMouseEvents",!1),r=t("handleTouchEvents",!1),o=t("pointerLens",null),n=t("dots"),a=t("ray2WorldPos"),l=t("onEnd",ge),A=o?function(e){o.visible=!!e,e&&(o.canvasPos=e)}:()=>{},h=n.map((e=>{let t;return ve(e,{handleMouseEvents:s,handleTouchEvents:r,viewer:i,ray2WorldPos:(e,i,s)=>a(e,i,s)||t,onStart:()=>{t=e.worldPos.slice(),c(!1,e)},onMove:(t,i)=>{A(t),e.worldPos=i},onEnd:()=>{l(t,e)||(e.worldPos=t),A(null),c(!0,e)}})})),c=(e,t)=>n.forEach((i=>i!==t&&i.setClickable(e)));return c(!0),function(){h.forEach((e=>e())),A(null)}}const ye=function(e,t,i){return function(s,r,o){const n=e.scene,a=n.canvas.canvas,l=(e,t)=>(t[0]=e.clientX,t[1]=e.clientY,me(a.ownerDocument.documentElement,a,t),t),A=e=>{const t=d.vec3(),s=d.vec3();return d.canvasPosToWorldRay(a,n.camera.viewMatrix,n.camera.projMatrix,n.camera.projection,e,t,s),i(t,s)};let h=null;const c=()=>{};let u,p=c;const f=function(){t.stop(),clearTimeout(h),e.cameraControl.active=!0,p=c,u=null},g=function(){f(),a.removeEventListener("touchstart",m),a.removeEventListener("touchmove",_),a.removeEventListener("touchend",v)},m=function(i){const o=i.touches;if(1!==o.length)f(),s();else{const i=o[0],s=l(i,d.vec2());A(s)&&(u=i.identifier,p=e=>{d.distVec2(s,e)>20&&f()},h=setTimeout((function(){t.start(s),h=setTimeout((function(){t.stop(),e.cameraControl.active=!1,p=e=>{r(e,A(e))},p(s)}),300)}),250))}};a.addEventListener("touchstart",m,{passive:!0});const _=function(e){const t=[...e.changedTouches].find((e=>e.identifier===u));t&&p(l(t,d.vec2()))};a.addEventListener("touchmove",_,{passive:!0});const v=function(e){const t=[...e.changedTouches].find((e=>e.identifier===u));if(t){g();const e=l(t,d.vec2());o(e,A(e))}};return a.addEventListener("touchend",v,{passive:!0}),g}};class xe{constructor(e,t={}){this._color=t.color||"black",this._highlightClass="viewer-ruler-wire-highlighted",this._wire=document.createElement("div"),this._wire.className+=this._wire.className?" viewer-ruler-wire":"viewer-ruler-wire",this._wireClickable=document.createElement("div"),this._wireClickable.className+=this._wireClickable.className?" viewer-ruler-wire-clickable":"viewer-ruler-wire-clickable",this._thickness=t.thickness||1,this._thicknessClickable=t.thicknessClickable||6,this._visible=!0,this._culled=!1;var i=this._wire,s=i.style;s.border="solid "+this._thickness+"px "+this._color,s.position="absolute",s["z-index"]=void 0===t.zIndex?"2000001":t.zIndex,s.width="0px",s.height="0px",s.visibility="visible",s.top="0px",s.left="0px",s["-webkit-transform-origin"]="0 0",s["-moz-transform-origin"]="0 0",s["-ms-transform-origin"]="0 0",s["-o-transform-origin"]="0 0",s["transform-origin"]="0 0",s["-webkit-transform"]="rotate(0deg)",s["-moz-transform"]="rotate(0deg)",s["-ms-transform"]="rotate(0deg)",s["-o-transform"]="rotate(0deg)",s.transform="rotate(0deg)",s.opacity=1,s["pointer-events"]="none",t.onContextMenu,e.appendChild(i);var r=this._wireClickable,o=r.style;o.border="solid "+this._thicknessClickable+"px "+this._color,o.position="absolute",o["z-index"]=void 0===t.zIndex?"2000002":t.zIndex+1,o.width="0px",o.height="0px",o.visibility="visible",o.top="0px",o.left="0px",o["-webkit-transform-origin"]="0 0",o["-moz-transform-origin"]="0 0",o["-ms-transform-origin"]="0 0",o["-o-transform-origin"]="0 0",o["transform-origin"]="0 0",o["-webkit-transform"]="rotate(0deg)",o["-moz-transform"]="rotate(0deg)",o["-ms-transform"]="rotate(0deg)",o["-o-transform"]="rotate(0deg)",o.transform="rotate(0deg)",o.opacity=0,o["pointer-events"]="none",t.onContextMenu,e.appendChild(r),t.onMouseOver&&r.addEventListener("mouseover",(e=>{t.onMouseOver(e,this)})),t.onMouseLeave&&r.addEventListener("mouseleave",(e=>{t.onMouseLeave(e,this)})),t.onMouseWheel&&r.addEventListener("wheel",(e=>{t.onMouseWheel(e,this)})),t.onMouseDown&&r.addEventListener("mousedown",(e=>{t.onMouseDown(e,this)})),t.onMouseUp&&r.addEventListener("mouseup",(e=>{t.onMouseUp(e,this)})),t.onMouseMove&&r.addEventListener("mousemove",(e=>{t.onMouseMove(e,this)})),t.onContextMenu&&(W.isIphoneSafari()?(r.addEventListener("touchstart",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null),this._timeout=setTimeout((()=>{e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,t.onContextMenu(e,this),clearTimeout(this._timeout),this._timeout=null}),500)})),r.addEventListener("touchend",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null)}))):r.addEventListener("contextmenu",(e=>{console.log(e),t.onContextMenu(e,this),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")}))),this._x1=0,this._y1=0,this._x2=0,this._y2=0,this._update()}get visible(){return"visible"===this._wire.style.visibility}_update(){var e=Math.abs(Math.sqrt((this._x1-this._x2)*(this._x1-this._x2)+(this._y1-this._y2)*(this._y1-this._y2))),t=180*Math.atan2(this._y2-this._y1,this._x2-this._x1)/Math.PI,i=this._wire.style;i.width=Math.round(e)+"px",i.left=Math.round(this._x1)+"px",i.top=Math.round(this._y1)+"px",i["-webkit-transform"]="rotate("+t+"deg)",i["-moz-transform"]="rotate("+t+"deg)",i["-ms-transform"]="rotate("+t+"deg)",i["-o-transform"]="rotate("+t+"deg)",i.transform="rotate("+t+"deg)";var s=this._wireClickable.style;s.width=Math.round(e)+"px",s.left=Math.round(this._x1)+"px",s.top=Math.round(this._y1)+"px",s["-webkit-transform"]="rotate("+t+"deg)",s["-moz-transform"]="rotate("+t+"deg)",s["-ms-transform"]="rotate("+t+"deg)",s["-o-transform"]="rotate("+t+"deg)",s.transform="rotate("+t+"deg)"}setStartAndEnd(e,t,i,s){this._x1=e,this._y1=t,this._x2=i,this._y2=s,this._update()}setColor(e){this._color=e||"black",this._wire.style.border="solid "+this._thickness+"px "+this._color}setOpacity(e){this._wire.style.opacity=e}setVisible(e){this._visible!==e&&(this._visible=!!e,this._wire.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setCulled(e){this._culled!==e&&(this._culled=!!e,this._wire.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setClickable(e){this._wireClickable.style["pointer-events"]=e?"all":"none"}setHighlighted(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._wire.classList.add(this._highlightClass):this._wire.classList.remove(this._highlightClass))}destroy(e){this._wire.parentElement&&this._wire.parentElement.removeChild(this._wire),this._wireClickable.parentElement&&this._wireClickable.parentElement.removeChild(this._wireClickable)}}class Be{constructor(e,t={}){this._highlightClass="viewer-ruler-label-highlighted",this._prefix=t.prefix||"",this._x=0,this._y=0,this._visible=!0,this._culled=!1,this._label=document.createElement("div"),this._label.className+=this._label.className?" viewer-ruler-label":"viewer-ruler-label",this._timeout=null;var i=this._label,s=i.style;s["border-radius"]="5px",s.color="white",s.padding="4px",s.border="solid 1px",s.background="lightgreen",s.position="absolute",s["z-index"]=void 0===t.zIndex?"5000005":t.zIndex,s.width="auto",s.height="auto",s.visibility="visible",s.top="0px",s.left="0px",s["pointer-events"]="all",s.opacity=1,t.onContextMenu,i.innerText="",e.appendChild(i),this.setPos(t.x||0,t.y||0),this.setFillColor(t.fillColor),this.setBorderColor(t.fillColor),this.setText(t.text),t.onMouseOver&&i.addEventListener("mouseover",(e=>{t.onMouseOver(e,this),e.preventDefault()})),t.onMouseLeave&&i.addEventListener("mouseleave",(e=>{t.onMouseLeave(e,this),e.preventDefault()})),t.onMouseWheel&&i.addEventListener("wheel",(e=>{t.onMouseWheel(e,this)})),t.onMouseDown&&i.addEventListener("mousedown",(e=>{t.onMouseDown(e,this),e.stopPropagation()})),t.onMouseUp&&i.addEventListener("mouseup",(e=>{t.onMouseUp(e,this),e.stopPropagation()})),t.onMouseMove&&i.addEventListener("mousemove",(e=>{t.onMouseMove(e,this)})),t.onContextMenu&&(W.isIphoneSafari()?(i.addEventListener("touchstart",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null),this._timeout=setTimeout((()=>{e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,t.onContextMenu(e,this),clearTimeout(this._timeout),this._timeout=null}),500)})),i.addEventListener("touchend",(e=>{e.preventDefault(),this._timeout&&(clearTimeout(this._timeout),this._timeout=null)}))):i.addEventListener("contextmenu",(e=>{console.log(e),t.onContextMenu(e,this),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")})))}setPos(e,t){this._x=e,this._y=t;var i=this._label.style;i.left=Math.round(e)-20+"px",i.top=Math.round(t)-12+"px"}setPosOnWire(e,t,i,s){var r=e+.5*(i-e),o=t+.5*(s-t),n=this._label.style;n.left=Math.round(r)-20+"px",n.top=Math.round(o)-12+"px"}setPosBetweenWires(e,t,i,s,r,o){var n=(e+i+r)/3,a=(t+s+o)/3,l=this._label.style;l.left=Math.round(n)-20+"px",l.top=Math.round(a)-12+"px"}setText(e){this._label.innerHTML=this._prefix+(e||"")}setFillColor(e){this._fillColor=e||"lightgreen",this._label.style.background=this._fillColor}setBorderColor(e){this._borderColor=e||"black",this._label.style.border="solid 1px "+this._borderColor}setOpacity(e){this._label.style.opacity=e}setVisible(e){this._visible!==e&&(this._visible=!!e,this._label.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setCulled(e){this._culled!==e&&(this._culled=!!e,this._label.style.visibility=this._visible&&!this._culled?"visible":"hidden")}setHighlighted(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._label.classList.add(this._highlightClass):this._label.classList.remove(this._highlightClass))}setClickable(e){this._label.style["pointer-events"]=e?"all":"none"}setPrefix(e){this._prefix!==e&&(this._prefix=e)}destroy(){this._label.parentElement&&this._label.parentElement.removeChild(this._label)}}var we=d.vec3(),Pe=d.vec3();class Ce extends R{constructor(e,t={}){if(super(e.viewer.scene,t),this.plugin=e,this._container=t.container,!this._container)throw"config missing: container";this._color=t.color||e.defaultColor;var i=this.plugin.viewer.scene;this._originWorld=d.vec3(),this._cornerWorld=d.vec3(),this._targetWorld=d.vec3(),this._wp=new Float64Array(12),this._vp=new Float64Array(12),this._pp=new Float64Array(12),this._cp=new Int16Array(6);const s=t.onMouseOver?e=>{t.onMouseOver(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseover",e))}:null,r=t.onMouseLeave?e=>{t.onMouseLeave(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseleave",e))}:null,o=t.onContextMenu?e=>{t.onContextMenu(e,this)}:null,n=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))},a=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousedown",e))},l=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseup",e))},A=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousemove",e))};this._originDot=new _e(i,t.origin,this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._cornerDot=new _e(i,t.corner,this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._targetDot=new _e(i,t.target,this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._originWire=new xe(this._container,{color:this._color||"blue",thickness:1,zIndex:e.zIndex,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._targetWire=new xe(this._container,{color:this._color||"red",thickness:1,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._angleLabel=new Be(this._container,{fillColor:this._color||"#00BBFF",prefix:"",text:"",zIndex:e.zIndex+2,onMouseOver:s,onMouseLeave:r,onMouseWheel:n,onMouseDown:a,onMouseUp:l,onMouseMove:A,onContextMenu:o}),this._wpDirty=!1,this._vpDirty=!1,this._cpDirty=!1,this._visible=!1,this._originVisible=!1,this._cornerVisible=!1,this._targetVisible=!1,this._originWireVisible=!1,this._targetWireVisible=!1,this._angleVisible=!1,this._labelsVisible=!1,this._clickable=!1,this._originDot.on("worldPos",(e=>{this._originWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._cornerDot.on("worldPos",(e=>{this._cornerWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._targetDot.on("worldPos",(e=>{this._targetWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._onViewMatrix=i.camera.on("viewMatrix",(()=>{this._vpDirty=!0,this._needUpdate(0)})),this._onProjMatrix=i.camera.on("projMatrix",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onCanvasBoundary=i.canvas.on("boundary",(()=>{this._cpDirty=!0,this._needUpdate(0)})),this._onSectionPlaneUpdated=i.on("sectionPlaneUpdated",(()=>{this._sectionPlanesDirty=!0,this._needUpdate()})),this.approximate=t.approximate,this.visible=t.visible,this.originVisible=t.originVisible,this.cornerVisible=t.cornerVisible,this.targetVisible=t.targetVisible,this.originWireVisible=t.originWireVisible,this.targetWireVisible=t.targetWireVisible,this.angleVisible=t.angleVisible,this.labelsVisible=t.labelsVisible}_update(){if(!this._visible)return;const e=this.plugin.viewer.scene;if(this._wpDirty&&(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._cornerWorld[0],this._wp[5]=this._cornerWorld[1],this._wp[6]=this._cornerWorld[2],this._wp[7]=1,this._wp[8]=this._targetWorld[0],this._wp[9]=this._targetWorld[1],this._wp[10]=this._targetWorld[2],this._wp[11]=1,this._wpDirty=!1,this._vpDirty=!0),this._vpDirty&&(d.transformPositions4(e.camera.viewMatrix,this._wp,this._vp),this._vp[3]=1,this._vp[7]=1,this._vp[11]=1,this._vpDirty=!1,this._cpDirty=!0),this._sectionPlanesDirty){if(this._isSliced(this._wp))return this._angleLabel.setCulled(!0),this._originWire.setCulled(!0),this._targetWire.setCulled(!0),this._originDot.setCulled(!0),this._cornerDot.setCulled(!0),void this._targetDot.setCulled(!0);this._angleLabel.setCulled(!1),this._originWire.setCulled(!1),this._targetWire.setCulled(!1),this._originDot.setCulled(!1),this._cornerDot.setCulled(!1),this._targetDot.setCulled(!1),this._sectionPlanesDirty=!0}if(this._cpDirty){const u=-.3,p=this._originDot.viewPos[2],f=this._cornerDot.viewPos[2],g=this._targetDot.viewPos[2];if(p>u||f>u||g>u)return this._originDot.setVisible(!1),this._cornerDot.setVisible(!1),this._targetDot.setVisible(!1),this._originWire.setVisible(!1),this._targetWire.setVisible(!1),void this._angleLabel.setCulled(!0);d.transformPositions4(e.camera.project.matrix,this._vp,this._pp);var t=this._pp,i=this._cp,s=e.canvas.canvas.getBoundingClientRect();const m=this._container.getBoundingClientRect();for(var r=s.top-m.top,o=s.left-m.left,n=e.canvas.boundary,a=n[2],l=n[3],A=0,h=0,c=t.length;h<c;h+=4)i[A]=o+Math.floor((1+t[h+0]/t[h+3])*a/2),i[A+1]=r+Math.floor((1-t[h+1]/t[h+3])*l/2),A+=2;if(this._originWire.setStartAndEnd(i[0],i[1],i[2],i[3]),this._targetWire.setStartAndEnd(i[2],i[3],i[4],i[5]),this._angleLabel.setPosBetweenWires(i[0],i[1],i[2],i[3],i[4],i[5]),d.subVec3(this._originWorld,this._cornerWorld,we),d.subVec3(this._targetWorld,this._cornerWorld,Pe),!(0===we[0]&&0===we[1]&&0===we[2]||0===Pe[0]&&0===Pe[1]&&0===Pe[2])){const e=this._approximate?" ~ ":" = ";d.normalizeVec3(we),d.normalizeVec3(Pe);const t=Math.abs(d.angleVec3(we,Pe));this._angle=t/d.DEGTORAD,this._angleLabel.setText(e+this._angle.toFixed(2)+"°")}else this._angleLabel.setText("");this._originDot.setVisible(this._visible&&this._originVisible),this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._originWire.setVisible(this._visible&&this._originWireVisible),this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._angleLabel.setCulled(!(this._visible&&this._angleVisible&&this.labelsVisible)),this._cpDirty=!1}}_isSliced(e){const t=this.scene._sectionPlanesState.sectionPlanes;for(let i=0,s=t.length;i<s;i++){const s=t[i];if(d.planeClipsPositions3(s.pos,s.dir,e,4))return!0}return!1}set approximate(e){e=!1!==e,this._approximate!==e&&(this._approximate=e,this._cpDirty=!0,this._needUpdate(0))}get approximate(){return this._approximate}get origin(){return this._originDot}get corner(){return this._cornerDot}get target(){return this._targetDot}get angle(){return this._update(),this._angle}get color(){return this._color}set color(e){this._originDot.setFillColor(e),this._cornerDot.setFillColor(e),this._targetDot.setFillColor(e),this._originWire.setColor(e||"blue"),this._targetWire.setColor(e||"red"),this._angleLabel.setFillColor(e||"#00BBFF"),this._color=e}set visible(e){e=!1!==e,this._visible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._originWire.setVisible(this._visible&&this._originWireVisible),this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._angleLabel.setVisible(this._visible&&this._angleVisible),this._cpDirty=!0,this._needUpdate()}get visible(){return this._visible}set originVisible(e){e=!1!==e,this._originVisible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._cpDirty=!0,this._needUpdate()}get originVisible(){return this._originVisible}set cornerVisible(e){e=!1!==e,this._cornerVisible=e,this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._cpDirty=!0,this._needUpdate()}get cornerVisible(){return this._cornerVisible}set targetVisible(e){e=!1!==e,this._targetVisible=e,this._targetDot.setVisible(this._visible&&this._targetVisible),this._cpDirty=!0,this._needUpdate()}get targetVisible(){return this._targetVisible}set originWireVisible(e){e=!1!==e,this._originWireVisible=e,this._originWire.setVisible(this._visible&&this._originWireVisible),this._cpDirty=!0,this._needUpdate()}get originWireVisible(){return this._originWireVisible}set targetWireVisible(e){e=!1!==e,this._targetWireVisible=e,this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._cpDirty=!0,this._needUpdate()}get targetWireVisible(){return this._targetWireVisible}set angleVisible(e){e=!1!==e,this._angleVisible=e,this._angleLabel.setVisible(this._visible&&this._angleVisible),this._cpDirty=!0,this._needUpdate()}get angleVisible(){return this._angleVisible}set labelsVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsVisible,this._labelsVisible=e;var t=this._visible&&this._labelsVisible;this._angleLabel.setVisible(t),this._cpDirty=!0,this._needUpdate()}get labelsVisible(){return this._labelsVisible}setHighlighted(e){this._originDot.setHighlighted(e),this._cornerDot.setHighlighted(e),this._targetDot.setHighlighted(e),this._originWire.setHighlighted(e),this._targetWire.setHighlighted(e),this._angleLabel.setHighlighted(e)}set clickable(e){e=!!e,this._clickable=e,this._originDot.setClickable(this._clickable),this._cornerDot.setClickable(this._clickable),this._targetDot.setClickable(this._clickable),this._originWire.setClickable(this._clickable),this._targetWire.setClickable(this._clickable),this._angleLabel.setClickable(this._clickable)}get clickable(){return this._clickable}destroy(){const e=this.plugin.viewer.scene;this._onViewMatrix&&e.camera.off(this._onViewMatrix),this._onProjMatrix&&e.camera.off(this._onProjMatrix),this._onCanvasBoundary&&e.canvas.off(this._onCanvasBoundary),this._onSectionPlaneUpdated&&e.off(this._onSectionPlaneUpdated),this._originDot.destroy(),this._cornerDot.destroy(),this._targetDot.destroy(),this._originWire.destroy(),this._targetWire.destroy(),this._angleLabel.destroy(),super.destroy()}}class Me extends R{get active(){}set snapping(e){}get snapping(){return!0}activate(){}deactivate(){}reset(){}get currentMeasurement(){return null}destroy(){}}class Ee extends Me{constructor(e,t={}){super(e.viewer.scene),this._canvasToPagePos=t.canvasToPagePos,this.pointerLens=t.pointerLens,this._active=!1,this._currentAngleMeasurement=null,this._initMarkerDiv(),this._snapping=!1!==t.snapping,this._mouseState=0,this._attachPlugin(e,t)}_initMarkerDiv(){const e=document.createElement("div"),t=this.scene.canvas.canvas;t.parentNode.insertBefore(e,t),e.style.background="black",e.style.border="2px solid blue",e.style.borderRadius="10px",e.style.width="5px",e.style.height="5px",e.style.top="-200px",e.style.left="-200px",e.style.margin="0 0",e.style.zIndex="100",e.style.position="absolute",e.style.pointerEvents="none",this.markerDiv=e}_destroyMarkerDiv(){this.markerDiv&&(this.markerDiv.parentNode.removeChild(this.markerDiv),this.markerDiv=null)}_attachPlugin(e,t={}){this.angleMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;this.markerDiv||this._initMarkerDiv(),this.angleMeasurementsPlugin;const e=this.scene;e.input;const t=e.canvas.canvas,i=this.angleMeasurementsPlugin.viewer.cameraControl,s=this.pointerLens;let r=!1,o=null,n=0,a=0;const l=d.vec3(),A=d.vec2();this._currentAngleMeasurement=null;const h=d.vec2(),c=e=>{e.snappedToVertex||e.snappedToEdge?(s&&(s.visible=!0,s.canvasPos=e.canvasPos,s.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos,s.snapped=!0),this.markerDiv.style.background="greenyellow",this.markerDiv.style.border="2px solid green"):(s&&(s.visible=!0,s.canvasPos=e.canvasPos,s.snappedCanvasPos=e.canvasPos,s.snapped=!1),this.markerDiv.style.background="pink",this.markerDiv.style.border="2px solid red");const i=e.snappedCanvasPos||e.canvasPos;switch(r=!0,o=e.entity,l.set(e.worldPos),A.set(i),this._mouseState){case 0:if(this._canvasToPagePos)this._canvasToPagePos(t,i,h),this.markerDiv.style.left=h[0]-5+"px",this.markerDiv.style.top=h[1]-5+"px";else{const e=d.vec2(i);me(t,this.markerDiv.parentNode,e),this.markerDiv.style.left=e[0]-5+"px",this.markerDiv.style.top=e[1]-5+"px"}break;case 1:this._currentAngleMeasurement&&(this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.angleVisible=!1,this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.corner.entity=e.entity),this.markerDiv.style.left="-10000px",this.markerDiv.style.top="-10000px",t.style.cursor="pointer";break;case 2:this._currentAngleMeasurement&&(this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.target.entity=e.entity),this.markerDiv.style.left="-10000px",this.markerDiv.style.top="-10000px",t.style.cursor="pointer"}};this._onHoverSnapOrSurface=i.on("hoverSnapOrSurface",(e=>{this._snapping&&c(e)})),this._onHoverSurface=i.on("hoverSurface",(e=>{this._snapping||c(e)})),t.addEventListener("mousedown",this._onMouseDown=e=>{1===e.which&&(n=e.clientX,a=e.clientY)}),t.addEventListener("mouseup",this._onMouseUp=e=>{if(1===e.which&&!(e.clientX>n+20||e.clientX<n-20||e.clientY>a+20||e.clientY<a-20))switch(this._mouseState){case 0:r&&(this._currentAngleMeasurement=this.angleMeasurementsPlugin.createMeasurement({id:d.createUUID(),origin:{worldPos:l,entity:o},corner:{worldPos:l,entity:o},target:{worldPos:l,entity:o},approximate:!0}),this._currentAngleMeasurement.clickable=!1,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this._currentAngleMeasurement.origin.entity=o,this._mouseState=1,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement));break;case 1:r?(this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this._currentAngleMeasurement.corner.entity=o,this._mouseState=2):this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null,o=null,this._mouseState=0,this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement));break;case 2:r?(this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this._currentAngleMeasurement.target.entity=o,this._currentAngleMeasurement.clickable=!0,o=null,this.angleMeasurementsPlugin.fire("measurementEnd",this._currentAngleMeasurement),this._currentAngleMeasurement=null,this._mouseState=0):this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null,o=null,this._mouseState=0,this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement))}});const u=e=>{if(r=!1,s&&(s.visible=!0,s.pointerPos=e.canvasPos,s.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos,s.snapped=!1),this.markerDiv.style.left="-100px",this.markerDiv.style.top="-100px",this._currentAngleMeasurement){switch(this._mouseState){case 0:this._currentAngleMeasurement.originVisible=!1;break;case 1:this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.originWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1;break;case 2:this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1}t.style.cursor="default"}};this._onHoverSnapOrSurfaceOff=i.on("hoverSnapOrSurfaceOff",(e=>{this._snapping&&u(e)})),this._onHoverOff=i.on("hoverOff",(e=>{this._snapping||u(e)})),this._active=!0}deactivate(){if(!this._active)return;this.pointerLens&&(this.pointerLens.visible=!1),this.reset();const e=this.scene.canvas.canvas;e.removeEventListener("mousedown",this._onMouseDown),e.removeEventListener("mouseup",this._onMouseUp);const t=this.angleMeasurementsPlugin.viewer.cameraControl;t.off(this._onHoverSnapOrSurface),t.off(this._onHoverSurface),t.off(this._onHoverSnapOrSurfaceOff),t.off(this._onHoverOff),this._active=!1}reset(){this._active&&(this._destroyMarkerDiv(),this._initMarkerDiv(),this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._mouseState=0)}get currentMeasurement(){return this._currentAngleMeasurement}destroy(){this.deactivate(),super.destroy()}}class Fe extends z{constructor(e,t={}){super("AngleMeasurements",e),this._container=t.container||document.body,this._defaultControl=null,this._measurements={},this.defaultColor=void 0!==t.defaultColor?t.defaultColor:"#00BBFF",this.defaultLabelsVisible=!1!==t.defaultLabelsVisible,this.zIndex=t.zIndex||1e4,this._onMouseOver=(e,t)=>{this.fire("mouseOver",{plugin:this,angleMeasurement:t,measurement:t,event:e})},this._onMouseLeave=(e,t)=>{this.fire("mouseLeave",{plugin:this,angleMeasurement:t,measurement:t,event:e})},this._onContextMenu=(e,t)=>{this.fire("contextMenu",{plugin:this,angleMeasurement:t,measurement:t,event:e})}}getContainerElement(){return this._container}send(e,t){}get control(){return this._defaultControl||(this._defaultControl=new Ee(this,{})),this._defaultControl}get measurements(){return this._measurements}createMeasurement(e={}){this.viewer.scene.components[e.id]&&(this.error("Viewer scene component with this ID already exists: "+e.id),delete e.id);const t=e.origin,i=e.corner,s=e.target,r=new Ce(this,{id:e.id,plugin:this,container:this._container,origin:{entity:t.entity,worldPos:t.worldPos},corner:{entity:i.entity,worldPos:i.worldPos},target:{entity:s.entity,worldPos:s.worldPos},visible:e.visible,originVisible:!0,originWireVisible:!0,cornerVisible:!0,targetWireVisible:!0,targetVisible:!0,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._measurements[r.id]=r,r.on("destroyed",(()=>{delete this._measurements[r.id]})),r.clickable=!0,this.fire("measurementCreated",r),r}destroyMeasurement(e){const t=this._measurements[e];t?(t.destroy(),this.fire("measurementDestroyed",t)):this.log("AngleMeasurement not found: "+e)}setLabelsShown(e){for(const[t,i]of Object.entries(this.measurements))i.labelShown=e}clear(){const e=Object.keys(this._measurements);for(var t=0,i=e.length;t<i;t++)this.destroyMeasurement(e[t])}destroy(){this.clear(),super.destroy()}}class Ie extends Me{constructor(e,t={}){super(e.viewer.scene),this.pointerLens=t.pointerLens,this.pointerCircle=new G(e.viewer),this._active=!1;const i=document.createElement("div"),s=this.scene.canvas.canvas;s.parentNode.insertBefore(i,s),i.style.background="black",i.style.border="2px solid blue",i.style.borderRadius="10px",i.style.width="5px",i.style.height="5px",i.style.margin="-200px -200px",i.style.zIndex="100",i.style.position="absolute",i.style.pointerEvents="none",this.markerDiv=i,this._currentAngleMeasurement=null,this._longTouchTimeoutMs=300,this._snapping=!1!==t.snapping,this._touchState=0,this._attachPlugin(e,t)}_attachPlugin(e){this.angleMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;const e=this.plugin,t=this.scene,i=t.canvas.canvas;e.pointerLens;const s=d.vec3(),r=20;let o=null;this._touchState=0;const n=d.vec2(),a=d.vec2(),l=d.vec2();let A=null;const h=()=>{this.plugin.viewer.cameraControl.active=!1},c=()=>{this.plugin.viewer.cameraControl.active=!0},u=()=>{o&&(clearTimeout(o),o=null),this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),c(),this._touchState=0};i.addEventListener("touchstart",this._onCanvasTouchStart=i=>{const l=i.touches.length;if(1!==l)return void(o&&(clearTimeout(o),o=null));const c=i.touches[0],p=c.clientX,f=c.clientY;switch(n.set([p,f]),a.set([p,f]),this._touchState){case 0:if(1!==l&&null!==o)return void u();const i=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(i&&i.snapped)s.set(i.worldPos),this.pointerCircle.start(i.snappedCanvasPos);else{const e=t.pick({canvasPos:a,pickSurface:!0});if(!e||!e.worldPos)return;s.set(e.worldPos),this.pointerCircle.start(e.canvasPos)}o=setTimeout((()=>{1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r||(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.cursorPos=n),this.pointerLens&&(this.pointerLens.canvasPos=a,this.pointerLens.snapped=!1),this.pointerLens&&(this.pointerLens.cursorPos=i.canvasPos,this.pointerLens.snapped=!0),this._currentAngleMeasurement?this._currentAngleMeasurement.origin.worldPos=s:(this._currentAngleMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:i.worldPos,entity:i.entity},corner:{worldPos:i.worldPos,entity:i.entity},target:{worldPos:i.worldPos,entity:i.entity}}),this._currentAngleMeasurement.clickable=!1,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!1,this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1),this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement),this._touchState=2,h())}),this._longTouchTimeoutMs),this._touchState=1,A=c.identifier;break;case 3:if(1!==l&&null!==o)return clearTimeout(o),void(o=null);1===l&&(o=setTimeout((()=>{if(o=null,1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r)return;this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.snapped=!1);const e=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(e&&e.snapped)this.pointerLens&&(this.pointerLens.cursorPos=e.snappedCanvasPos,this.pointerLens.snapped=!0),this.pointerCircle.start(e.snappedCanvasPos),s.set(e.worldPos),this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.corner.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement);else{const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=e.canvasPos,this.pointerLens.snapped=!1),this.pointerCircle.start(e.canvasPos),s.set(e.worldPos),this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.corner.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)}this._touchState=5,h()}),this._longTouchTimeoutMs),this._touchState=4),A=c.identifier;break;case 6:if(1!==l&&null!==o)return clearTimeout(o),void(o=null);1===l&&(o=setTimeout((()=>{if(o=null,1!==l||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r)return;this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.snapped=!1);const e=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(e&&e.snapped)this.pointerLens&&(this.pointerLens.cursorPos=e.snappedCanvasPos,this.pointerLens.snapped=!0),this.pointerCircle.start(e.snappedCanvasPos),s.set(e.worldPos),this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.target.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement);else{const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=e.canvasPos,this.pointerLens.snapped=!1),this.pointerCircle.start(e.canvasPos),s.set(e.worldPos),this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.target.entity=e.entity,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this.angleMeasurementsPlugin.fire("measurementStart",this._currentAngleMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)}this._touchState=8,h()}),this._longTouchTimeoutMs),this._touchState=7),A=c.identifier;break;default:return null!==o&&(clearTimeout(o),o=null),void(this._touchState=7)}},{passive:!0}),i.addEventListener("touchmove",(e=>{this.pointerCircle.stop();const i=e.touches.length;if(1!==i||1!==e.changedTouches.length)return void(o&&(clearTimeout(o),o=null));const r=e.touches[0],n=r.clientX,l=r.clientY;if(r.identifier!==A)return;let h,c;switch(a.set([n,l]),this._touchState){case 2:this.pointerLens&&(this.pointerLens.canvasPos=a),h=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),h&&h.snapped?(this.pointerLens&&(this.pointerLens.snappedCanvasPos=h.snappedCanvasPos,this.pointerLens.snapped=!0),s.set(h.worldPos),this._currentAngleMeasurement.origin.worldPos=h.worldPos):(c=t.pick({canvasPos:a,pickSurface:!0}),c&&c.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=c.canvasPos,this.pointerLens.snapped=!1),s.set(c.worldPos),this._currentAngleMeasurement.origin.worldPos=c.worldPos):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)),this._touchState=2;break;case 5:if(1!==i&&null!==o)return clearTimeout(o),o=null,this.pointerLens&&(this.pointerLens.visible=!1),void(this._touchState=7);this.pointerLens&&(this.pointerLens.canvasPos=a),h=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),h&&h.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=h.snappedCanvasPos,this.pointerLens.snapped=!0),this._currentAngleMeasurement.corner.worldPos=h.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1):(c=t.pick({canvasPos:a,pickSurface:!0}),c&&c.worldPos&&(this.pointerLens&&(this.pointerLens.cursorPos=c.canvasPos,this.pointerLens.snapped=!1),this._currentAngleMeasurement.corner.worldPos=c.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1)),this._touchState=5;break;case 8:if(1!==i&&null!==o)return clearTimeout(o),o=null,this.pointerLens&&(this.pointerLens.visible=!1),void(this._touchState=7);this.pointerLens&&(this.pointerLens.canvasPos=a),h=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),h&&h.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=h.snappedCanvasPos,this.pointerLens.snapped=!0),this._currentAngleMeasurement.target.worldPos=h.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0):(c=t.pick({canvasPos:a,pickSurface:!0}),c&&c.worldPos&&(this.pointerLens&&(this.pointerLens.cursorPos=c.canvasPos,this.pointerLens.snapped=!1),this._currentAngleMeasurement.target.worldPos=c.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0)),this._touchState=8}}),{passive:!0}),i.addEventListener("touchend",this._onCanvasTouchEnd=i=>{this.pointerCircle.stop();const s=i.changedTouches.length;if(1!==s)return;const h=i.changedTouches[0],u=h.clientX,p=h.clientY;if(h.identifier===A)switch(o&&(clearTimeout(o),o=null),l.set([u,p]),this._touchState){case 1:{if(1!==s||u>n[0]+r||u<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=0);const i=t.pick({canvasPos:a,pickSurface:!0});i&&i.worldPos?(this._currentAngleMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:i.worldPos},corner:{worldPos:i.worldPos},target:{worldPos:i.worldPos}}),this._currentAngleMeasurement.clickable=!1,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!1,this._currentAngleMeasurement.cornerVisible=!1,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this._touchState=3):(this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0)}c();break;case 2:this.pointerLens&&(this.pointerLens.visible=!1),this._currentAngleMeasurement?this._touchState=3:(this.pointerLens&&(this.pointerLens.snapped=!1,this.pointerLens.visible=!1),this._touchState=0),c();break;case 4:{if(1!==s||u>n[0]+r||u<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=3);const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this._currentAngleMeasurement.corner.worldPos=e.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!1,this._currentAngleMeasurement.targetVisible=!1,this._currentAngleMeasurement.targetWireVisible=!1,this._currentAngleMeasurement.angleVisible=!1,this._touchState=6):(this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0)}c();break;case 5:this.pointerLens&&(this.pointerLens.visible=!1),this._touchState=6,c();break;case 7:{if(1!==s||u>n[0]+r||u<n[0]-r||p>n[1]+r||p<n[1]-r)return void(this._touchState=6);const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this._currentAngleMeasurement.target.worldPos=e.worldPos,this._currentAngleMeasurement.originVisible=!0,this._currentAngleMeasurement.originWireVisible=!0,this._currentAngleMeasurement.cornerVisible=!0,this._currentAngleMeasurement.cornerWireVisible=!0,this._currentAngleMeasurement.targetVisible=!0,this._currentAngleMeasurement.targetWireVisible=!0,this._currentAngleMeasurement.angleVisible=!0,this.angleMeasurementsPlugin.fire("measurementEnd",this._currentAngleMeasurement),this._currentAngleMeasurement=null):this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0}c();break;case 8:this.pointerLens&&(this.pointerLens.visible=!1),this._currentAngleMeasurement&&this._currentAngleMeasurement.targetVisible?(this._currentAngleMeasurement.clickable=!0,this.angleMeasurementsPlugin.fire("measurementEnd",this._currentAngleMeasurement),this._currentAngleMeasurement=null,this._touchState=0):(this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._touchState=0),c()}},{passive:!0}),this._active=!0}deactivate(){if(!this._active)return;this.plugin.pointerLens&&(this.plugin.pointerLens.visible=!1),this.reset();const e=this.plugin.viewer.scene.canvas.canvas;e.removeEventListener("touchstart",this._onCanvasTouchStart),e.removeEventListener("touchend",this._onCanvasTouchEnd),this._active=!1,this.plugin.viewer.cameraControl.active=!0}reset(){this._active&&this._currentAngleMeasurement&&(this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement),this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null)}get currentMeasurement(){return this._currentAngleMeasurement}destroy(){this.deactivate(),super.destroy()}}class De extends R{constructor(e,t,i,s){const r=e.plugin.viewer;super(r.scene);const o=be({viewer:r,handleMouseEvents:i,handleTouchEvents:s,pointerLens:t.pointerLens,dots:[e.origin,e.corner,e.target],ray2WorldPos:(e,i,s)=>{const o=e=>{const t=r.scene.pick({canvasPos:s,snapToEdge:e,snapToVertex:e,pickSurface:!0});return t&&t.worldPos?t.worldPos:e&&o(!1)};return o(!!t.snapping)},onEnd:(e,t)=>{const i=!d.compareVec3(e,t.worldPos);return i&&this.fire("edited"),i}}),n=e.on("destroyed",o);this._deactivate=function(){e.off("destroyed",n),o()}}deactivate(){this._deactivate(),super.destroy()}}class Se extends De{constructor(e,t){super(e,t,!0,!1)}}class Te extends De{constructor(e,t){super(e,t,!1,!0)}}const Re=d.vec3(),Le=d.vec3(),Ue=d.vec3();class Oe extends fe{constructor(e,t){if(super(e,t),this.plugin=t.plugin,this._container=t.container,!this._container)throw"config missing: container";if(!t.markerElement&&!t.markerHTML)throw"config missing: need either markerElement or markerHTML";if(!t.labelElement&&!t.labelHTML)throw"config missing: need either labelElement or labelHTML";this._htmlDirty=!1,t.markerElement?(this._marker=t.markerElement,this._marker.addEventListener("click",this._onMouseClickedExternalMarker=()=>{this.plugin.fire("markerClicked",this)}),this._marker.addEventListener("contextmenu",this._onContextMenuExtenalMarker=()=>{this.plugin.fire("contextmenu",this)}),this._marker.addEventListener("mouseenter",this._onMouseEnterExternalMarker=()=>{this.plugin.fire("markerMouseEnter",this)}),this._marker.addEventListener("mouseleave",this._onMouseLeaveExternalMarker=()=>{this.plugin.fire("markerMouseLeave",this)}),this._markerExternal=!0):(this._markerHTML=t.markerHTML,this._htmlDirty=!0,this._markerExternal=!1),t.labelElement?(this._label=t.labelElement,this._labelExternal=!0):(this._labelHTML=t.labelHTML,this._htmlDirty=!0,this._labelExternal=!1),this._markerShown=!!t.markerShown,this._labelShown=!!t.labelShown,this._values=t.values||{},this._layoutDirty=!0,this._visibilityDirty=!0,this._labelPosition=24,this._buildHTML(),this._onTick=this.scene.on("tick",(()=>{this._htmlDirty&&(this._buildHTML(),this._htmlDirty=!1,this._layoutDirty=!0,this._visibilityDirty=!0),(this._layoutDirty||this._visibilityDirty)&&(this._markerShown||this._labelShown)&&(this._updatePosition(),this._layoutDirty=!1),this._visibilityDirty&&(this._marker.style.visibility=this.visible&&this._markerShown?"visible":"hidden",this._label.style.visibility=this.visible&&this._markerShown&&this._labelShown?"visible":"hidden",this._visibilityDirty=!1)})),this.on("canvasPos",(()=>{this._layoutDirty=!0})),this.on("visible",(()=>{this._visibilityDirty=!0})),this.setMarkerShown(!1!==t.markerShown),this.setLabelShown(t.labelShown),this.eye=t.eye?t.eye.slice():null,this.look=t.look?t.look.slice():null,this.up=t.up?t.up.slice():null,this.projection=t.projection}_buildHTML(){if(!this._markerExternal){this._marker&&(this._container.removeChild(this._marker),this._marker=null);let e=this._markerHTML||"<p></p>";y.isArray(e)&&(e=e.join("")),e=this._renderTemplate(e.trim());const t=document.createRange().createContextualFragment(e);this._marker=t.firstChild,this._container.appendChild(this._marker),this._marker.style.visibility=this._markerShown?"visible":"hidden",this._marker.addEventListener("click",(()=>{this.plugin.fire("markerClicked",this)})),this._marker.addEventListener("contextmenu",(e=>{e.preventDefault(),this.plugin.fire("contextmenu",this)})),this._marker.addEventListener("mouseenter",(()=>{this.plugin.fire("markerMouseEnter",this)})),this._marker.addEventListener("mouseleave",(()=>{this.plugin.fire("markerMouseLeave",this)})),this._marker.addEventListener("wheel",(e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))}))}if(!this._labelExternal){this._label&&(this._container.removeChild(this._label),this._label=null);let e=this._labelHTML||"<p></p>";y.isArray(e)&&(e=e.join("")),e=this._renderTemplate(e.trim());const t=document.createRange().createContextualFragment(e);this._label=t.firstChild,this._container.appendChild(this._label),this._label.style.visibility=this._markerShown&&this._labelShown?"visible":"hidden",this._label.addEventListener("wheel",(e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))}))}}_updatePosition(){const e=e=>e+"px",t=this.scene.canvas.boundary,i=t[0]+this.canvasPos[0],s=t[1]+this.canvasPos[1],r=this._marker.getBoundingClientRect().width,o=i+("right"===this._markerAlign?-1:"center"===this._markerAlign?0:1)*(r/2-12);this._marker.style.left=e(o-r/2),this._marker.style.top=e(s-12),this._marker.style["z-index"]=90005+Math.floor(this._viewPos[2])+1;const n=this._label.getBoundingClientRect().width,a=Math.sign(this._labelPosition);this._label.style.left=e(o+a*(r/2+Math.abs(this._labelPosition)+n/2)-n/2),this._label.style.top=e(s-17),this._label.style["z-index"]=90005+Math.floor(this._viewPos[2])+1}_renderTemplate(e){for(var t in this._values)if(this._values.hasOwnProperty(t)){const i=this._values[t];e=e.replace(new RegExp("{{"+t+"}}","g"),i)}return e}setFromPickResult(e){if(e.worldPos&&e.worldNormal){const t=d.normalizeVec3(e.worldNormal,Re),i=this.plugin&&this.plugin.surfaceOffset||0,s=d.mulVec3Scalar(t,i,Le),r=d.addVec3(e.worldPos,s,Ue);this.entity=e.entity,this.worldPos=r}else this.error("Param 'pickResult' does not have both worldPos and worldNormal")}setMarkerAlign(e){const t=["left","center","right"];t.includes(e)?(this._markerAlign=e,this._updatePosition()):this.error("Param 'align' should be one of: "+JSON.stringify(t))}setLabelPosition(e){"number"!=typeof e?this.error("Param 'position' is not a number"):0===e?this.error("Param 'position' is zero"):(this._labelPosition=e,this._updatePosition())}setMarkerShown(e){e=!!e,this._markerShown!==e&&(this._markerShown=e,this._visibilityDirty=!0)}getMarkerShown(){return this._markerShown}setLabelShown(e){e=!!e,this._labelShown!==e&&(this._labelShown=e,this._visibilityDirty=!0)}getLabelShown(){return this._labelShown}setField(e,t){this._values[e]=t||"",this._htmlDirty=!0}getField(e){return this._values[e]}setValues(e){for(var t in e)if(e.hasOwnProperty(t)){const i=e[t];this.setField(t,i)}}getValues(){return this._values}destroy(){this._marker&&(this._markerExternal?(this._marker.removeEventListener("click",this._onMouseClickedExternalMarker),this._marker.removeEventListener("contextmenu",this._onContextMenuExtenalMarker),this._marker.removeEventListener("mouseenter",this._onMouseEnterExternalMarker),this._marker.removeEventListener("mouseleave",this._onMouseLeaveExternalMarker),this._marker=null):(this._marker.parentNode.removeChild(this._marker),this._marker=null)),this._label&&(this._labelExternal||this._label.parentNode.removeChild(this._label),this._label=null),this.scene.off(this._onTick),super.destroy()}}class ke extends z{constructor(e,t){super("Annotations",e),this._labelHTML=t.labelHTML||"<div></div>",this._markerHTML=t.markerHTML||"<div></div>",this._container=t.container||document.body,this._values=t.values||{},this.annotations={},this.surfaceOffset=t.surfaceOffset}getContainerElement(){return this._container}send(e,t){if("clearAnnotations"===e)this.clear()}set surfaceOffset(e){null==e&&(e=.3),this._surfaceOffset=e}get surfaceOffset(){return this._surfaceOffset}createAnnotation(e){this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);var t=null;e.markerElementId&&((t=document.getElementById(e.markerElementId))||this.error("Can't find DOM element for 'markerElementId' value '"+e.markerElementId+"' - defaulting to internally-generated empty DIV"));var i=null;e.labelElementId&&((i=document.getElementById(e.labelElementId))||this.error("Can't find DOM element for 'labelElementId' value '"+e.labelElementId+"' - defaulting to internally-generated empty DIV"));const s=new Oe(this.viewer.scene,{id:e.id,plugin:this,container:this._container,markerElement:t,labelElement:i,markerHTML:e.markerHTML||this._markerHTML,labelHTML:e.labelHTML||this._labelHTML,occludable:e.occludable,values:y.apply(e.values,y.apply(this._values,{})),markerShown:e.markerShown,labelShown:e.labelShown,eye:e.eye,look:e.look,up:e.up,projection:e.projection,visible:!1!==e.visible});return e.pickResult=e.pickResult||e.pickRecord,e.pickResult?s.setFromPickResult(e.pickResult):(s.entity=e.entity,s.worldPos=e.worldPos),this.annotations[s.id]=s,s.on("destroyed",(()=>{delete this.annotations[s.id],this.fire("annotationDestroyed",s.id)})),this.fire("annotationCreated",s.id),s}destroyAnnotation(e){var t=this.annotations[e];t?t.destroy():this.log("Annotation not found: "+e)}clear(){const e=Object.keys(this.annotations);for(var t=0,i=e.length;t<i;t++)this.destroyAnnotation(e[t])}destroy(){this.clear(),super.destroy()}}class Ne extends R{get type(){return"Spinner"}constructor(e,t={}){super(e,t),this._canvas=t.canvas,this._element=null,this._isCustom=!1,t.elementId&&(this._element=document.getElementById(t.elementId),this._element?this._adjustPosition():this.error("Can't find given Spinner HTML element: '"+t.elementId+"' - will automatically create default element")),this._element||this._createDefaultSpinner(),this.processes=0}_createDefaultSpinner(){this._injectDefaultCSS();const e=document.createElement("div"),t=e.style;t["z-index"]="9000",t.position="absolute",e.innerHTML='<div class="sk-fading-circle">                <div class="sk-circle1 sk-circle"></div>                <div class="sk-circle2 sk-circle"></div>                <div class="sk-circle3 sk-circle"></div>                <div class="sk-circle4 sk-circle"></div>                <div class="sk-circle5 sk-circle"></div>                <div class="sk-circle6 sk-circle"></div>                <div class="sk-circle7 sk-circle"></div>                <div class="sk-circle8 sk-circle"></div>                <div class="sk-circle9 sk-circle"></div>                <div class="sk-circle10 sk-circle"></div>                <div class="sk-circle11 sk-circle"></div>                <div class="sk-circle12 sk-circle"></div>                </div>',this._canvas.parentElement.appendChild(e),this._element=e,this._isCustom=!1,this._adjustPosition()}_injectDefaultCSS(){const e="xeokit-spinner-css";if(document.getElementById(e))return;const t=document.createElement("style");t.innerHTML=".sk-fading-circle {        background: transparent;        margin: 20px auto;        width: 50px;        height:50px;        position: relative;        }        .sk-fading-circle .sk-circle {        width: 120%;        height: 120%;        position: absolute;        left: 0;        top: 0;        }        .sk-fading-circle .sk-circle:before {        content: '';        display: block;        margin: 0 auto;        width: 15%;        height: 15%;        background-color: #ff8800;        border-radius: 100%;        -webkit-animation: sk-circleFadeDelay 1.2s infinite ease-in-out both;        animation: sk-circleFadeDelay 1.2s infinite ease-in-out both;        }        .sk-fading-circle .sk-circle2 {        -webkit-transform: rotate(30deg);        -ms-transform: rotate(30deg);        transform: rotate(30deg);    }    .sk-fading-circle .sk-circle3 {        -webkit-transform: rotate(60deg);        -ms-transform: rotate(60deg);        transform: rotate(60deg);    }    .sk-fading-circle .sk-circle4 {        -webkit-transform: rotate(90deg);        -ms-transform: rotate(90deg);        transform: rotate(90deg);    }    .sk-fading-circle .sk-circle5 {        -webkit-transform: rotate(120deg);        -ms-transform: rotate(120deg);        transform: rotate(120deg);    }    .sk-fading-circle .sk-circle6 {        -webkit-transform: rotate(150deg);        -ms-transform: rotate(150deg);        transform: rotate(150deg);    }    .sk-fading-circle .sk-circle7 {        -webkit-transform: rotate(180deg);        -ms-transform: rotate(180deg);        transform: rotate(180deg);    }    .sk-fading-circle .sk-circle8 {        -webkit-transform: rotate(210deg);        -ms-transform: rotate(210deg);        transform: rotate(210deg);    }    .sk-fading-circle .sk-circle9 {        -webkit-transform: rotate(240deg);        -ms-transform: rotate(240deg);        transform: rotate(240deg);    }    .sk-fading-circle .sk-circle10 {        -webkit-transform: rotate(270deg);        -ms-transform: rotate(270deg);        transform: rotate(270deg);    }    .sk-fading-circle .sk-circle11 {        -webkit-transform: rotate(300deg);        -ms-transform: rotate(300deg);        transform: rotate(300deg);    }    .sk-fading-circle .sk-circle12 {        -webkit-transform: rotate(330deg);        -ms-transform: rotate(330deg);        transform: rotate(330deg);    }    .sk-fading-circle .sk-circle2:before {        -webkit-animation-delay: -1.1s;        animation-delay: -1.1s;    }    .sk-fading-circle .sk-circle3:before {        -webkit-animation-delay: -1s;        animation-delay: -1s;    }    .sk-fading-circle .sk-circle4:before {        -webkit-animation-delay: -0.9s;        animation-delay: -0.9s;    }    .sk-fading-circle .sk-circle5:before {        -webkit-animation-delay: -0.8s;        animation-delay: -0.8s;    }    .sk-fading-circle .sk-circle6:before {        -webkit-animation-delay: -0.7s;        animation-delay: -0.7s;    }    .sk-fading-circle .sk-circle7:before {        -webkit-animation-delay: -0.6s;        animation-delay: -0.6s;    }    .sk-fading-circle .sk-circle8:before {        -webkit-animation-delay: -0.5s;        animation-delay: -0.5s;    }    .sk-fading-circle .sk-circle9:before {        -webkit-animation-delay: -0.4s;        animation-delay: -0.4s;    }    .sk-fading-circle .sk-circle10:before {        -webkit-animation-delay: -0.3s;        animation-delay: -0.3s;    }    .sk-fading-circle .sk-circle11:before {        -webkit-animation-delay: -0.2s;        animation-delay: -0.2s;    }    .sk-fading-circle .sk-circle12:before {        -webkit-animation-delay: -0.1s;        animation-delay: -0.1s;    }    @-webkit-keyframes sk-circleFadeDelay {        0%, 39%, 100% { opacity: 0; }        40% { opacity: 1; }    }    @keyframes sk-circleFadeDelay {        0%, 39%, 100% { opacity: 0; }        40% { opacity: 1; }    }",t.id=e,document.body.appendChild(t)}_adjustPosition(){if(this._isCustom)return;const e=this._canvas,t=this._element,i=t.style;i.left=e.offsetLeft+.5*e.clientWidth-.5*t.clientWidth+"px",i.top=e.offsetTop+.5*e.clientHeight-.5*t.clientHeight+"px"}set processes(e){if(e=e||0,this._processes===e)return;if(e<0)return;const t=this._processes;this._processes=e;const i=this._element;i&&(i.style.visibility=this._processes>0?"visible":"hidden"),this.fire("processes",this._processes),0===this._processes&&this._processes!==t&&this.fire("zeroProcesses",this._processes)}get processes(){return this._processes}_destroy(){this._element&&!this._isCustom&&(this._element.parentNode.removeChild(this._element),this._element=null);const e=document.getElementById("xeokit-spinner-css");e&&e.parentNode.removeChild(e)}}const Qe=["webgl2","experimental-webgl","webkit-3d","moz-webgl","moz-glweb20"];class Ve extends R{constructor(e,t={}){super(e,t),this._backgroundColor=d.vec3([t.backgroundColor?t.backgroundColor[0]:1,t.backgroundColor?t.backgroundColor[1]:1,t.backgroundColor?t.backgroundColor[2]:1]),this._backgroundColorFromAmbientLight=!!t.backgroundColorFromAmbientLight,this.canvas=t.canvas,this.gl=null,this.webgl2=!1,this.transparent=!!t.transparent,this.contextAttr=t.contextAttr||{},this.contextAttr.alpha=this.transparent,this.contextAttr.preserveDrawingBuffer=!!this.contextAttr.preserveDrawingBuffer,this.contextAttr.stencil=!1,this.contextAttr.premultipliedAlpha=!!this.contextAttr.premultipliedAlpha,this.contextAttr.antialias=!1!==this.contextAttr.antialias,this.resolutionScale=t.resolutionScale,this.canvas.width=Math.round(this.canvas.clientWidth*this._resolutionScale),this.canvas.height=Math.round(this.canvas.clientHeight*this._resolutionScale),this.boundary=[this.canvas.offsetLeft,this.canvas.offsetTop,this.canvas.clientWidth,this.canvas.clientHeight],this._initWebGL(t);const i=this;this.canvas.addEventListener("webglcontextlost",this._webglcontextlostListener=function(e){console.time("webglcontextrestored"),i.scene._webglContextLost(),i.fire("webglcontextlost"),e.preventDefault()},!1),this.canvas.addEventListener("webglcontextrestored",this._webglcontextrestoredListener=function(e){i._initWebGL(),i.gl&&(i.scene._webglContextRestored(i.gl),i.fire("webglcontextrestored",i.gl),e.preventDefault()),console.timeEnd("webglcontextrestored")},!1);let s=!0;new ResizeObserver((e=>{for(const t of e)t.contentBoxSize&&(s=!0)})).observe(this.canvas),this._tick=this.scene.on("tick",(()=>{s&&(s=!1,i.canvas.width=Math.round(i.canvas.clientWidth*i._resolutionScale),i.canvas.height=Math.round(i.canvas.clientHeight*i._resolutionScale),i.boundary[0]=i.canvas.offsetLeft,i.boundary[1]=i.canvas.offsetTop,i.boundary[2]=i.canvas.clientWidth,i.boundary[3]=i.canvas.clientHeight,i.fire("boundary",i.boundary))})),this._spinner=new Ne(this.scene,{canvas:this.canvas,elementId:t.spinnerElementId})}get type(){return"Canvas"}get backgroundColorFromAmbientLight(){return this._backgroundColorFromAmbientLight}set backgroundColorFromAmbientLight(e){this._backgroundColorFromAmbientLight=!1!==e,this.glRedraw()}get backgroundColor(){return this._backgroundColor}set backgroundColor(e){e?(this._backgroundColor[0]=e[0],this._backgroundColor[1]=e[1],this._backgroundColor[2]=e[2]):(this._backgroundColor[0]=1,this._backgroundColor[1]=1,this._backgroundColor[2]=1),this.glRedraw()}get resolutionScale(){return this._resolutionScale}set resolutionScale(e){if((e=e||1)===this._resolutionScale)return;this._resolutionScale=e;const t=this.canvas;t.width=Math.round(t.clientWidth*this._resolutionScale),t.height=Math.round(t.clientHeight*this._resolutionScale),this.glRedraw()}get spinner(){return this._spinner}_createCanvas(){const e="xeokit-canvas-"+d.createUUID(),t=document.getElementsByTagName("body")[0],i=document.createElement("div"),s=i.style;s.height="100%",s.width="100%",s.padding="0",s.margin="0",s.background="rgba(0,0,0,0);",s.float="left",s.left="0",s.top="0",s.position="absolute",s.opacity="1.0",s["z-index"]="-10000",i.innerHTML+='<canvas id="'+e+'" style="width: 100%; height: 100%; float: left; margin: 0; padding: 0;"></canvas>',t.appendChild(i),this.canvas=document.getElementById(e)}_getElementXY(e){let t=0,i=0;for(;e;)t+=e.offsetLeft-e.scrollLeft,i+=e.offsetTop-e.scrollTop,e=e.offsetParent;return{x:t,y:i}}_initWebGL(){if(!this.gl)for(let e=0;!this.gl&&e<Qe.length;e++)try{this.gl=this.canvas.getContext(Qe[e],this.contextAttr)}catch(e){}this.gl||(this.error("Failed to get a WebGL context"),this.fire("webglContextFailed",!0,!0));{const e=this.gl;let t="__",i=e.activeTexture;e.activeTexture=function(e){t!==e&&(t=e,i.call(this,e))};let s={},r=e.bindTexture;e.bindTexture=function(e,i){s[t]!==i&&(s[t]=i,r.call(this,e,i))}}this.gl&&this.webgl2&&(this.gl.hint(this.gl.FRAGMENT_SHADER_DERIVATIVE_HINT,this.gl.FASTEST),this.gl,WebGL2RenderingContext)}getSnapshot(e){throw"Canvas#getSnapshot() has been replaced by Viewer#getSnapshot() - use that method instead."}readPixels(e,t,i,s){return this.scene._renderer.readPixels(e,t,i,s)}loseWebGLContext(){this.canvas.loseContext&&this.canvas.loseContext()}destroy(){this.scene.off(this._tick),this._spinner._destroy(),this.canvas.removeEventListener("webglcontextlost",this._webglcontextlostListener),this.canvas.removeEventListener("webglcontextrestored",this._webglcontextrestoredListener),this.gl=null,super.destroy()}}class He{constructor(e){this._scene=e,this._matPool=[],this._matPoolNextFreeIndex=0,this._rtcViewMats={},this._rtcPickViewMats={},this.reset()}reset(){this._matPoolNextFreeIndex=0,this._rtcViewMats={},this._rtcPickViewMats={},this.gl=this._scene.canvas.gl,this.lastProgramId=null,this.pbrEnabled=!1,this.colorTextureEnabled=!1,this.withSAO=!1,this.backfaces=!1,this.frontface=!0,this.textureUnit=0,this.drawElements=0,this.drawArrays=0,this.useProgram=0,this.bindTexture=0,this.bindArray=0,this.pass=0,this.shadowViewMatrix=null,this.shadowProjMatrix=null,this.pickViewMatrix=null,this.pickProjMatrix=null,this.pickZNear=.01,this.pickZFar=5e3,this.pickInvisible=!1,this.pickElementsCount=null,this.pickElementsOffset=null,this.lineWidth=1,this.snapPickLayerParams={},this.snapPickLayerNumber=0,this.snapPickCoordinateScale=d.vec3(),this.snapPickOrigin=d.vec3()}getRTCViewMatrix(e,t){let i=this._rtcViewMats[e];return i||(i=this._getNewMat(),Y(this._scene.camera.viewMatrix,t,i),this._rtcViewMats[e]=i),i}getRTCPickViewMatrix(e,t){let i=this._rtcPickViewMats[e];if(!i){i=this._getNewMat();const s=this.pickViewMatrix||this._scene.camera.viewMatrix;Y(s,t,i),this._rtcPickViewMats[e]=i}return i}_getNewMat(){let e=this._matPool[this._matPoolNextFreeIndex];return e||(e=d.mat4(),this._matPool[this._matPoolNextFreeIndex]=e),this._matPoolNextFreeIndex++,e}}const je={WEBGL:!1,SUPPORTED_EXTENSIONS:{}},Ge=document.createElement("canvas");if(Ge){const e=Ge.getContext("webgl",{antialias:!0})||Ge.getContext("experimental-webgl",{antialias:!0});je.WEBGL=!!e,je.WEBGL&&(je.ANTIALIAS=e.getContextAttributes().antialias,e.getShaderPrecisionFormat?e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.HIGH_FLOAT).precision>0?je.FS_MAX_FLOAT_PRECISION="highp":e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.MEDIUM_FLOAT).precision>0?je.FS_MAX_FLOAT_PRECISION="mediump":je.FS_MAX_FLOAT_PRECISION="lowp":je.FS_MAX_FLOAT_PRECISION="mediump",je.DEPTH_BUFFER_BITS=e.getParameter(e.DEPTH_BITS),je.MAX_TEXTURE_SIZE=e.getParameter(e.MAX_TEXTURE_SIZE),je.MAX_CUBE_MAP_SIZE=e.getParameter(e.MAX_CUBE_MAP_TEXTURE_SIZE),je.MAX_RENDERBUFFER_SIZE=e.getParameter(e.MAX_RENDERBUFFER_SIZE),je.MAX_TEXTURE_UNITS=e.getParameter(e.MAX_COMBINED_TEXTURE_IMAGE_UNITS),je.MAX_TEXTURE_IMAGE_UNITS=e.getParameter(e.MAX_TEXTURE_IMAGE_UNITS),je.MAX_VERTEX_ATTRIBS=e.getParameter(e.MAX_VERTEX_ATTRIBS),je.MAX_VERTEX_UNIFORM_VECTORS=e.getParameter(e.MAX_VERTEX_UNIFORM_VECTORS),je.MAX_FRAGMENT_UNIFORM_VECTORS=e.getParameter(e.MAX_FRAGMENT_UNIFORM_VECTORS),je.MAX_VARYING_VECTORS=e.getParameter(e.MAX_VARYING_VECTORS),e.getSupportedExtensions().forEach((function(e){je.SUPPORTED_EXTENSIONS[e]=!0})))}class ze{constructor(){this.entity=null,this.primitive=null,this.primIndex=-1,this.pickSurfacePrecision=!1,this.touchInput=!1,this.snappedToEdge=!1,this.snappedToVertex=!1,this._origin=new Float64Array([0,0,0]),this._direction=new Float64Array([0,0,0]),this._indices=new Int32Array(3),this._localPos=new Float64Array([0,0,0]),this._worldPos=new Float64Array([0,0,0]),this._viewPos=new Float64Array([0,0,0]),this._canvasPos=new Int16Array([0,0]),this._snappedCanvasPos=new Int16Array([0,0]),this._bary=new Float64Array([0,0,0]),this._worldNormal=new Float64Array([0,0,0]),this._uv=new Float64Array([0,0]),this.reset()}get canvasPos(){return this._gotCanvasPos?this._canvasPos:null}set canvasPos(e){e?(this._canvasPos[0]=e[0],this._canvasPos[1]=e[1],this._gotCanvasPos=!0):this._gotCanvasPos=!1}get origin(){return this._gotOrigin?this._origin:null}set origin(e){e?(this._origin[0]=e[0],this._origin[1]=e[1],this._origin[2]=e[2],this._gotOrigin=!0):this._gotOrigin=!1}get direction(){return this._gotDirection?this._direction:null}set direction(e){e?(this._direction[0]=e[0],this._direction[1]=e[1],this._direction[2]=e[2],this._gotDirection=!0):this._gotDirection=!1}get indices(){return this.entity&&this._gotIndices?this._indices:null}set indices(e){e?(this._indices[0]=e[0],this._indices[1]=e[1],this._indices[2]=e[2],this._gotIndices=!0):this._gotIndices=!1}get localPos(){return this.entity&&this._gotLocalPos?this._localPos:null}set localPos(e){e?(this._localPos[0]=e[0],this._localPos[1]=e[1],this._localPos[2]=e[2],this._gotLocalPos=!0):this._gotLocalPos=!1}get snappedCanvasPos(){return this._gotSnappedCanvasPos?this._snappedCanvasPos:null}set snappedCanvasPos(e){e?(this._snappedCanvasPos[0]=e[0],this._snappedCanvasPos[1]=e[1],this._gotSnappedCanvasPos=!0):this._gotSnappedCanvasPos=!1}get worldPos(){return this._gotWorldPos?this._worldPos:null}set worldPos(e){e?(this._worldPos[0]=e[0],this._worldPos[1]=e[1],this._worldPos[2]=e[2],this._gotWorldPos=!0):this._gotWorldPos=!1}get viewPos(){return this.entity&&this._gotViewPos?this._viewPos:null}set viewPos(e){e?(this._viewPos[0]=e[0],this._viewPos[1]=e[1],this._viewPos[2]=e[2],this._gotViewPos=!0):this._gotViewPos=!1}get bary(){return this.entity&&this._gotBary?this._bary:null}set bary(e){e?(this._bary[0]=e[0],this._bary[1]=e[1],this._bary[2]=e[2],this._gotBary=!0):this._gotBary=!1}get worldNormal(){return this.entity&&this._gotWorldNormal?this._worldNormal:null}set worldNormal(e){e?(this._worldNormal[0]=e[0],this._worldNormal[1]=e[1],this._worldNormal[2]=e[2],this._gotWorldNormal=!0):this._gotWorldNormal=!1}get uv(){return this.entity&&this._gotUV?this._uv:null}set uv(e){e?(this._uv[0]=e[0],this._uv[1]=e[1],this._gotUV=!0):this._gotUV=!1}get snapped(){return this.snappedToEdge||this.snappedToVertex}reset(){this.entity=null,this.primIndex=-1,this.primitive=null,this.pickSurfacePrecision=!1,this._gotCanvasPos=!1,this._gotSnappedCanvasPos=!1,this._gotOrigin=!1,this._gotDirection=!1,this._gotIndices=!1,this._gotLocalPos=!1,this._gotWorldPos=!1,this._gotViewPos=!1,this._gotBary=!1,this._gotWorldNormal=!1,this._gotUV=!1,this.touchInput=!1,this.snappedToEdge=!1,this.snappedToVertex=!1}}class We{constructor(e,t,i){if(this.allocated=!1,this.compiled=!1,this.handle=e.createShader(t),this.handle){if(this.allocated=!0,e.shaderSource(this.handle,i),e.compileShader(this.handle),this.compiled=e.getShaderParameter(this.handle,e.COMPILE_STATUS),!this.compiled&&!e.isContextLost()){const t=i.split("\n"),s=[];for(let e=0;e<t.length;e++)s.push(e+1+": "+t[e]+"\n");this.errors=[],this.errors.push(""),this.errors.push(e.getShaderInfoLog(this.handle)),this.errors=this.errors.concat(s.join(""))}}else this.errors=["Failed to allocate"]}destroy(){}}class Ke{constructor(e,t){this.bindTexture=function(i,s){return!!i.bind(s)&&(e.uniform1i(t,s),!0)}}}class Xe{constructor(e,t){this._gl=e,this.location=t}bindArrayBuffer(e){e&&(e.bind(),this._gl.enableVertexAttribArray(this.location),this._gl.vertexAttribPointer(this.location,e.itemSize,e.itemType,e.normalized,e.stride,e.offset))}}const Je=new e({});function Ye(e){const t=[];let i,s;for(let r=0,o=e.length;r<o;r++)i=e[r],s=i.indexOf("/"),s>0&&"/"===i.charAt(s+1)&&(i=i.substring(0,s)),t.push(i);return t.join("\n")}function Ze(e){console.error(e.join("\n"))}class qe{constructor(e,t){this.id=Je.addItem({}),this.source=t,this.init(e)}init(e){if(this.gl=e,this.allocated=!1,this.compiled=!1,this.linked=!1,this.validated=!1,this.errors=null,this.uniforms={},this.samplers={},this.attributes={},this._vertexShader=new We(e,e.VERTEX_SHADER,Ye(this.source.vertex)),this._fragmentShader=new We(e,e.FRAGMENT_SHADER,Ye(this.source.fragment)),!this._vertexShader.allocated)return this.errors=["Vertex shader failed to allocate"].concat(this._vertexShader.errors),void Ze(this.errors);if(!this._fragmentShader.allocated)return this.errors=["Fragment shader failed to allocate"].concat(this._fragmentShader.errors),void Ze(this.errors);if(this.allocated=!0,!this._vertexShader.compiled)return this.errors=["Vertex shader failed to compile"].concat(this._vertexShader.errors),void Ze(this.errors);if(!this._fragmentShader.compiled)return this.errors=["Fragment shader failed to compile"].concat(this._fragmentShader.errors),void Ze(this.errors);let t,i,s,r,o;if(this.compiled=!0,this.handle=e.createProgram(),!this.handle)return void(this.errors=["Failed to allocate program"]);if(e.attachShader(this.handle,this._vertexShader.handle),e.attachShader(this.handle,this._fragmentShader.handle),e.linkProgram(this.handle),this.linked=e.getProgramParameter(this.handle,e.LINK_STATUS),this.validated=!0,!this.linked||!this.validated)return this.errors=[],this.errors.push(""),this.errors.push(e.getProgramInfoLog(this.handle)),this.errors.push("\nVertex shader:\n"),this.errors=this.errors.concat(this.source.vertex),this.errors.push("\nFragment shader:\n"),this.errors=this.errors.concat(this.source.fragment),void Ze(this.errors);const n=e.getProgramParameter(this.handle,e.ACTIVE_UNIFORMS);for(i=0;i<n;++i)s=e.getActiveUniform(this.handle,i),s&&(r=s.name,"\0"===r[r.length-1]&&(r=r.substr(0,r.length-1)),o=e.getUniformLocation(this.handle,r),s.type===e.SAMPLER_2D||s.type===e.SAMPLER_CUBE||35682===s.type||e instanceof WebGL2RenderingContext&&(s.type===e.UNSIGNED_INT_SAMPLER_2D||s.type===e.INT_SAMPLER_2D)?this.samplers[r]=new Ke(e,o):this.uniforms[r]=o);const a=e.getProgramParameter(this.handle,e.ACTIVE_ATTRIBUTES);for(i=0;i<a;i++)t=e.getActiveAttrib(this.handle,i),t&&(o=e.getAttribLocation(this.handle,t.name),this.attributes[t.name]=new Xe(e,o));this.allocated=!0}bind(){this.allocated&&this.gl.useProgram(this.handle)}getLocation(e){if(this.allocated)return this.uniforms[e]}getAttribute(e){if(this.allocated)return this.attributes[e]}bindTexture(e,t,i){if(!this.allocated)return!1;const s=this.samplers[e];return!!s&&s.bindTexture(t,i)}destroy(){this.allocated&&(Je.removeItem(this.id),this.gl.deleteProgram(this.handle),this.gl.deleteShader(this._vertexShader.handle),this.gl.deleteShader(this._fragmentShader.handle),this.handle=null,this.attributes=null,this.uniforms=null,this.samplers=null,this.allocated=!1)}}class $e{constructor(e,t,i,s,r,o,n,a,l){switch(this._gl=e,this.type=t,this.allocated=!1,i.constructor){case Uint8Array:this.itemType=e.UNSIGNED_BYTE,this.itemByteSize=1;break;case Int8Array:this.itemType=e.BYTE,this.itemByteSize=1;break;case Uint16Array:this.itemType=e.UNSIGNED_SHORT,this.itemByteSize=2;break;case Int16Array:this.itemType=e.SHORT,this.itemByteSize=2;break;case Uint32Array:this.itemType=e.UNSIGNED_INT,this.itemByteSize=4;break;case Int32Array:this.itemType=e.INT,this.itemByteSize=4;break;default:this.itemType=e.FLOAT,this.itemByteSize=4}this.usage=o,this.length=0,this.dataLength=s,this.numItems=0,this.itemSize=r,this.normalized=!!n,this.stride=a||0,this.offset=l||0,this._allocate(i)}_allocate(e){if(this.allocated=!1,this._handle=this._gl.createBuffer(),!this._handle)throw"Failed to allocate WebGL ArrayBuffer";this._handle&&(this._gl.bindBuffer(this.type,this._handle),this._gl.bufferData(this.type,e.length>this.dataLength?e.slice(0,this.dataLength):e,this.usage),this._gl.bindBuffer(this.type,null),this.length=e.length,this.numItems=this.length/this.itemSize,this.allocated=!0)}setData(e,t){this.allocated&&(e.length+(t||0)>this.length?(this.destroy(),this._allocate(e)):(this._gl.bindBuffer(this.type,this._handle),t||0===t?this._gl.bufferSubData(this.type,t*this.itemByteSize,e):this._gl.bufferData(this.type,e,this.usage),this._gl.bindBuffer(this.type,null)))}bind(){this.allocated&&this._gl.bindBuffer(this.type,this._handle)}unbind(){this.allocated&&this._gl.bindBuffer(this.type,null)}destroy(){this.allocated&&(this._gl.deleteBuffer(this._handle),this._handle=null,this.allocated=!1)}}class et{constructor(e,t){this.scene=e,this.aabb=d.AABB3(),this.origin=d.vec3(t),this.originHash=this.origin.join(),this.numMarkers=0,this.markers={},this.markerList=[],this.markerIndices={},this.positions=[],this.indices=[],this.positionsBuf=null,this.lenPositionsBuf=0,this.indicesBuf=null,this.sectionPlanesActive=[],this.culledBySectionPlanes=!1,this.occlusionTestList=[],this.lenOcclusionTestList=0,this.pixels=[],this.aabbDirty=!1,this.markerListDirty=!1,this.positionsDirty=!0,this.occlusionTestListDirty=!1}addMarker(e){this.markers[e.id]=e,this.markerListDirty=!0,this.numMarkers++}markerWorldPosUpdated(e){if(!this.markers[e.id])return;const t=this.markerIndices[e.id];this.positions[3*t+0]=e.worldPos[0],this.positions[3*t+1]=e.worldPos[1],this.positions[3*t+2]=e.worldPos[2],this.positionsDirty=!0}removeMarker(e){delete this.markers[e.id],this.markerListDirty=!0,this.numMarkers--}update(){this.markerListDirty&&(this._buildMarkerList(),this.markerListDirty=!1,this.positionsDirty=!0,this.occlusionTestListDirty=!0),this.positionsDirty&&(this._buildPositions(),this.positionsDirty=!1,this.aabbDirty=!0,this.vbosDirty=!0),this.aabbDirty&&(this._buildAABB(),this.aabbDirty=!1),this.vbosDirty&&(this._buildVBOs(),this.vbosDirty=!1),this.occlusionTestListDirty&&this._buildOcclusionTestList(),this._updateActiveSectionPlanes()}_buildMarkerList(){for(var e in this.numMarkers=0,this.markers)this.markers.hasOwnProperty(e)&&(this.markerList[this.numMarkers]=this.markers[e],this.markerIndices[e]=this.numMarkers,this.numMarkers++);this.markerList.length=this.numMarkers}_buildPositions(){let e=0;for(let t=0;t<this.numMarkers;t++)if(this.markerList[t]){const i=this.markerList[t].rtcPos;this.positions[e++]=i[0],this.positions[e++]=i[1],this.positions[e++]=i[2],this.indices[t]=t}this.positions.length=3*this.numMarkers,this.indices.length=this.numMarkers}_buildAABB(){const e=this.aabb;d.collapseAABB3(e),d.expandAABB3Points3(e,this.positions);const t=this.origin;e[0]+=t[0],e[1]+=t[1],e[2]+=t[2],e[3]+=t[0],e[4]+=t[1],e[5]+=t[2]}_buildVBOs(){if(this.positionsBuf){if(this.lenPositionsBuf===this.positions.length)return void this.positionsBuf.setData(new Float32Array(this.positions));this.positionsBuf.destroy(),this.positionsBuf=null,this.indicesBuf.destroy(),this.indicesBuf=null}const e=this.scene.canvas.gl,t=3*this.numMarkers,i=this.numMarkers;this.positionsBuf=new $e(e,e.ARRAY_BUFFER,new Float32Array(this.positions),t,3,e.STATIC_DRAW),this.indicesBuf=new $e(e,e.ELEMENT_ARRAY_BUFFER,new Uint16Array(this.indices),i,1,e.STATIC_DRAW),this.lenPositionsBuf=this.positions.length}_buildOcclusionTestList(){const e=this.scene.canvas,t=this.scene.camera.perspective.near,i=e.boundary,s=i[2],r=i[3];let o=0;this.lenOcclusionTestList=0;for(let e=0;e<this.numMarkers;e++){const i=this.markerList[e];if(i.viewPos[2]>-t){i._setVisible(!1);continue}const n=i.canvasPos,a=n[0],l=n[1];a+10<0||l+10<0||a-10>s||l-10>r?i._setVisible(!1):!i.entity||i.entity.visible?i.occludable?(this.occlusionTestList[this.lenOcclusionTestList++]=i,this.pixels[o++]=a,this.pixels[o++]=l):i._setVisible(!0):i._setVisible(!1)}}_updateActiveSectionPlanes(){const e=this.scene._sectionPlanesState.sectionPlanes,t=e.length;if(t>0)for(let i=0;i<t;i++){const t=e[i];if(t.active){const e=d.planeAABB3Intersect(t.dir,t.dist,this.aabb);if(-1===e)return void(this.culledBySectionPlanes=!0);const s=0===e;this.sectionPlanesActive[i]=s}else this.sectionPlanesActive[i]=!1}this.culledBySectionPlanes=!1}destroy(){this.markers={},this.markerList.length=0,this.positionsBuf&&this.positionsBuf.destroy(),this.indicesBuf&&this.indicesBuf.destroy()}}const tt=d.vec3([1,0,0]),it=d.vec3();class st{constructor(e,t){this._scene=e,this._renderBufferManager=t,this._occlusionLayers={},this._occlusionLayersList=[],this._occlusionLayersListDirty=!1,this._shaderSource=null,this._program=null,this._shaderSourceHash=null,this._shaderSourceDirty=!0,this._programDirty=!1,this._markersToOcclusionLayersMap={},this._onCameraViewMatrix=e.camera.on("viewMatrix",(()=>{this._occlusionTestListDirty=!0})),this._onCameraProjMatrix=e.camera.on("projMatrix",(()=>{this._occlusionTestListDirty=!0})),this._onCanvasBoundary=e.canvas.on("boundary",(()=>{this._occlusionTestListDirty=!0}))}addMarker(e){const t=e.origin.join();let i=this._occlusionLayers[t];i||(i=new et(this._scene,e.origin),this._occlusionLayers[i.originHash]=i,this._occlusionLayersListDirty=!0),i.addMarker(e),this._markersToOcclusionLayersMap[e.id]=i,this._occlusionTestListDirty=!0}markerWorldPosUpdated(e){const t=this._markersToOcclusionLayersMap[e.id];if(!t)return;const i=e.origin.join();if(i!==t.originHash){1===t.numMarkers?(t.destroy(),delete this._occlusionLayers[t.originHash],this._occlusionLayersListDirty=!0):t.removeMarker(e);let s=this._occlusionLayers[i];s||(s=new et(this._scene,e.origin),this._occlusionLayers[i]=s,this._occlusionLayersListDirty=!0),s.addMarker(e),this._markersToOcclusionLayersMap[e.id]=s}else t.markerWorldPosUpdated(e)}removeMarker(e){const t=e.origin.join();let i=this._occlusionLayers[t];i&&(1===i.numMarkers?(i.destroy(),delete this._occlusionLayers[i.originHash],this._occlusionLayersListDirty=!0):i.removeMarker(e),delete this._markersToOcclusionLayersMap[e.id])}get needOcclusionTest(){return this._occlusionTestListDirty}bindRenderBuf(){const e=[this._scene.canvas.canvas.id,this._scene._sectionPlanesState.getHash()].join(";");if(e!==this._shaderSourceHash&&(this._shaderSourceHash=e,this._shaderSourceDirty=!0),this._shaderSourceDirty&&(this._buildShaderSource(),this._shaderSourceDirty=!1,this._programDirty=!0),this._programDirty&&(this._buildProgram(),this._programDirty=!1,this._occlusionTestListDirty=!0),this._occlusionLayersListDirty&&(this._buildOcclusionLayersList(),this._occlusionLayersListDirty=!1),this._occlusionTestListDirty){for(let e=0,t=this._occlusionLayersList.length;e<t;e++){this._occlusionLayersList[e].occlusionTestListDirty=!0}this._occlusionTestListDirty=!1}this._readPixelBuf=this._renderBufferManager.getRenderBuffer("occlusionReadPix"),this._readPixelBuf.bind(),this._readPixelBuf.clear()}_buildOcclusionLayersList(){let e=0;for(let t in this._occlusionLayers)this._occlusionLayers.hasOwnProperty(t)&&(this._occlusionLayersList[e++]=this._occlusionLayers[t]);this._occlusionLayersList.length=e}_buildShaderSource(){this._shaderSource={vertex:this._buildVertexShaderSource(),fragment:this._buildFragmentShaderSource()}}_buildVertexShaderSource(){const e=this._scene,t=e._sectionPlanesState.sectionPlanes.length>0,i=[];return i.push("#version 300 es"),i.push("// OcclusionTester vertex shader"),i.push("in vec3 position;"),i.push("uniform mat4 modelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&i.push("out vec4 vWorldPosition;"),i.push("void main(void) {"),i.push("vec4 worldPosition = vec4(position, 1.0); "),i.push("   vec4 viewPosition = viewMatrix * worldPosition;"),t&&i.push("   vWorldPosition = worldPosition;"),i.push("   vec4 clipPos = projMatrix * viewPosition;"),i.push("   gl_PointSize = 20.0;"),e.logarithmicDepthBufferEnabled?i.push("vFragDepth = 1.0 + clipPos.w;"):e.markerZOffset<0&&i.push("clipPos.z += "+e.markerZOffset+";"),i.push("   gl_Position = clipPos;"),i.push("}"),i}_buildFragmentShaderSource(){const e=this._scene,t=e._sectionPlanesState,i=t.sectionPlanes.length>0,s=[];if(s.push("#version 300 es"),s.push("// OcclusionTester fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;");for(let e=0;e<t.sectionPlanes.length;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  float dist = 0.0;");for(var r=0;r<t.sectionPlanes.length;r++)s.push("if (sectionPlaneActive"+r+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vec4(1.0, 0.0, 0.0, 1.0); "),s.push("}"),s}_buildProgram(){this._program&&this._program.destroy();const e=this._scene,t=e.canvas.gl,i=e._sectionPlanesState;if(this._program=new qe(t,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,t=i.sectionPlanes.length;e<t;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC"))}drawMarkers(){const e=this._scene,t=e.canvas.gl,i=this._program,s=e._sectionPlanesState,r=e.camera,o=e.camera.project;if(i.bind(),t.uniformMatrix4fv(this._uProjMatrix,!1,r._project._state.matrix),e.logarithmicDepthBufferEnabled){const e=2/(Math.log(o.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,e)}for(let e=0,i=this._occlusionLayersList.length;e<i;e++){const i=this._occlusionLayersList[e];if(i.update(),i.culledBySectionPlanes)continue;const o=i.origin;t.uniformMatrix4fv(this._uViewMatrix,!1,Y(r.viewMatrix,o));const n=s.sectionPlanes.length;if(n>0){const e=s.sectionPlanes;for(let s=0;s<n;s++){const r=this._uSectionPlanes[s];if(r){const n=i.sectionPlanesActive[s];if(t.uniform1i(r.active,n?1:0),n){const i=e[s];t.uniform3fv(r.pos,ee(i.dist,i.dir,o,it)),t.uniform3fv(r.dir,i.dir)}}}}this._aPosition.bindArrayBuffer(i.positionsBuf);const a=i.indicesBuf;a.bind(),t.drawElements(t.POINTS,a.numItems,a.itemType,0)}}doOcclusionTest(){{const e=this._scene.canvas.resolutionScale,t=255*tt[0],i=255*tt[1],s=255*tt[2];for(let r=0,o=this._occlusionLayersList.length;r<o;r++){const o=this._occlusionLayersList[r];for(let r=0;r<o.lenOcclusionTestList;r++){const n=o.occlusionTestList[r],a=2*r,l=this._readPixelBuf.read(Math.round(o.pixels[a]*e),Math.round(o.pixels[a+1]*e)),A=l[0]===t&&l[1]===i&&l[2]===s;n._setVisible(A)}}}}unbindRenderBuf(){this._readPixelBuf.unbind()}destroy(){if(!this.destroyed){for(let e=0,t=this._occlusionLayersList.length;e<t;e++){this._occlusionLayersList[e].destroy()}this._program&&this._program.destroy(),this._scene.camera.off(this._onCameraViewMatrix),this._scene.camera.off(this._onCameraProjMatrix),this._scene.canvas.off(this._onCanvasBoundary),this.destroyed=!0}}}const rt=d.vec2();class ot{constructor(e){this._scene=e,this._numSamples=null,this._program=null,this._programError=!1,this._aPosition=null,this._aUV=null,this._uDepthTexture="uDepthTexture",this._uCameraNear=null,this._uCameraFar=null,this._uCameraProjectionMatrix=null,this._uCameraInverseProjectionMatrix=null,this._uScale=null,this._uIntensity=null,this._uBias=null,this._uKernelRadius=null,this._uMinResolution=null,this._uRandomSeed=null,this._uvBuf=null,this._positionsBuf=null,this._indicesBuf=null}render(e){if(this._build(),this._programError)return;this._getInverseProjectMat||(this._getInverseProjectMat=(()=>{let e=!0;this._scene.camera.on("projMatrix",(function(){e=!0}));const t=d.mat4();return()=>(e&&d.inverseMat4(s.camera.projMatrix,t),t)})());const t=this._scene.canvas.gl,i=this._program,s=this._scene,r=s.sao,o=t.drawingBufferWidth,n=t.drawingBufferHeight,a=s.camera.project._state,l=a.near,A=a.far,h=a.matrix,c=this._getInverseProjectMat(),u=Math.random(),p="perspective"===s.camera.projection;rt[0]=o,rt[1]=n,t.viewport(0,0,o,n),t.clearColor(0,0,0,1),t.disable(t.DEPTH_TEST),t.disable(t.BLEND),t.frontFace(t.CCW),t.clear(t.COLOR_BUFFER_BIT),i.bind(),t.uniform1f(this._uCameraNear,l),t.uniform1f(this._uCameraFar,A),t.uniformMatrix4fv(this._uCameraProjectionMatrix,!1,h),t.uniformMatrix4fv(this._uCameraInverseProjectionMatrix,!1,c),t.uniform1i(this._uPerspective,p),t.uniform1f(this._uScale,r.scale*(A/5)),t.uniform1f(this._uIntensity,r.intensity),t.uniform1f(this._uBias,r.bias),t.uniform1f(this._uKernelRadius,r.kernelRadius),t.uniform1f(this._uMinResolution,r.minResolution),t.uniform2fv(this._uViewport,rt),t.uniform1f(this._uRandomSeed,u);const f=e.getDepthTexture();i.bindTexture(this._uDepthTexture,f,0),this._aUV.bindArrayBuffer(this._uvBuf),this._aPosition.bindArrayBuffer(this._positionsBuf),this._indicesBuf.bind(),t.drawElements(t.TRIANGLES,this._indicesBuf.numItems,this._indicesBuf.itemType,0)}_build(){let e=!1;const t=this._scene.sao;if(t.numSamples!==this._numSamples&&(this._numSamples=Math.floor(t.numSamples),e=!0),!e)return;const i=this._scene.canvas.gl;if(this._program&&(this._program.destroy(),this._program=null),this._program=new qe(i,{vertex:["#version 300 es\n                    precision highp float;\n                    precision highp int;\n                    \n                    in vec3 aPosition;\n                    in vec2 aUV;            \n                    \n                    out vec2 vUV;\n                    \n                    void main () {\n                        gl_Position = vec4(aPosition, 1.0);\n                        vUV = aUV;\n                    }"],fragment:[`#version 300 es      \n                precision highp float;\n                precision highp int;           \n                \n                #define NORMAL_TEXTURE 0\n                #define PI 3.14159265359\n                #define PI2 6.28318530718\n                #define EPSILON 1e-6\n                #define NUM_SAMPLES ${this._numSamples}\n                #define NUM_RINGS 4              \n            \n                in vec2        vUV;\n            \n                uniform sampler2D   uDepthTexture;\n               \n                uniform float       uCameraNear;\n                uniform float       uCameraFar;\n                uniform mat4        uProjectMatrix;\n                uniform mat4        uInverseProjectMatrix;\n                \n                uniform bool        uPerspective;\n\n                uniform float       uScale;\n                uniform float       uIntensity;\n                uniform float       uBias;\n                uniform float       uKernelRadius;\n                uniform float       uMinResolution;\n                uniform vec2        uViewport;\n                uniform float       uRandomSeed;\n\n                float pow2( const in float x ) { return x*x; }\n                \n                highp float rand( const in vec2 uv ) {\n                    const highp float a = 12.9898, b = 78.233, c = 43758.5453;\n                    highp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n                    return fract(sin(sn) * c);\n                }\n\n                vec3 packNormalToRGB( const in vec3 normal ) {\n                    return normalize( normal ) * 0.5 + 0.5;\n                }\n\n                vec3 unpackRGBToNormal( const in vec3 rgb ) {\n                    return 2.0 * rgb.xyz - 1.0;\n                }\n\n                const float packUpscale = 256. / 255.;\n                const float unpackDownScale = 255. / 256.; \n\n                const vec3 packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\n                const vec4 unPackFactors = unpackDownScale / vec4( packFactors, 1. );   \n\n                const float shiftRights = 1. / 256.;\n\n                vec4 packFloatToRGBA( const in float v ) {\n                    vec4 r = vec4( fract( v * packFactors ), v );\n                    r.yzw -= r.xyz * shiftRights; \n                    return r * packUpscale;\n                }\n\n                float unpackRGBAToFloat( const in vec4 v ) {                   \n                    return dot( floor( v * 255.0 + 0.5 ) / 255.0, unPackFactors );\n                }\n                \n                float perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n                    return ( near * far ) / ( ( far - near ) * invClipZ - far );\n                }\n\n                float orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n                    return linearClipZ * ( near - far ) - near;\n                }\n                \n                float getDepth( const in vec2 screenPosition ) {\n                    return vec4(texture(uDepthTexture, screenPosition)).r;\n                }\n\n                float getViewZ( const in float depth ) {\n                     if (uPerspective) {\n                         return perspectiveDepthToViewZ( depth, uCameraNear, uCameraFar );\n                     } else {\n                        return orthographicDepthToViewZ( depth, uCameraNear, uCameraFar );\n                     }\n                }\n\n                vec3 getViewPos( const in vec2 screenPos, const in float depth, const in float viewZ ) {\n                \tfloat clipW = uProjectMatrix[2][3] * viewZ + uProjectMatrix[3][3];\n                \tvec4 clipPosition = vec4( ( vec3( screenPos, depth ) - 0.5 ) * 2.0, 1.0 );\n                \tclipPosition *= clipW; \n                \treturn ( uInverseProjectMatrix * clipPosition ).xyz;\n                }\n\n                vec3 getViewNormal( const in vec3 viewPosition, const in vec2 screenPos ) {               \n                    return normalize( cross( dFdx( viewPosition ), dFdy( viewPosition ) ) );\n                }\n\n                float scaleDividedByCameraFar;\n                float minResolutionMultipliedByCameraFar;\n\n                float getOcclusion( const in vec3 centerViewPosition, const in vec3 centerViewNormal, const in vec3 sampleViewPosition ) {\n                \tvec3 viewDelta = sampleViewPosition - centerViewPosition;\n                \tfloat viewDistance = length( viewDelta );\n                \tfloat scaledScreenDistance = scaleDividedByCameraFar * viewDistance;\n                \treturn max(0.0, (dot(centerViewNormal, viewDelta) - minResolutionMultipliedByCameraFar) / scaledScreenDistance - uBias) / (1.0 + pow2( scaledScreenDistance ) );\n                }\n\n                const float ANGLE_STEP = PI2 * float( NUM_RINGS ) / float( NUM_SAMPLES );\n                const float INV_NUM_SAMPLES = 1.0 / float( NUM_SAMPLES );\n\n                float getAmbientOcclusion( const in vec3 centerViewPosition ) {\n            \n                \tscaleDividedByCameraFar = uScale / uCameraFar;\n                \tminResolutionMultipliedByCameraFar = uMinResolution * uCameraFar;\n                \tvec3 centerViewNormal = getViewNormal( centerViewPosition, vUV );\n\n                \tfloat angle = rand( vUV + uRandomSeed ) * PI2;\n                \tvec2 radius = vec2( uKernelRadius * INV_NUM_SAMPLES ) / uViewport;\n                \tvec2 radiusStep = radius;\n\n                \tfloat occlusionSum = 0.0;\n                \tfloat weightSum = 0.0;\n\n                \tfor( int i = 0; i < NUM_SAMPLES; i ++ ) {\n                \t\tvec2 sampleUv = vUV + vec2( cos( angle ), sin( angle ) ) * radius;\n                \t\tradius += radiusStep;\n                \t\tangle += ANGLE_STEP;\n\n                \t\tfloat sampleDepth = getDepth( sampleUv );\n                \t\tif( sampleDepth >= ( 1.0 - EPSILON ) ) {\n                \t\t\tcontinue;\n                \t\t}\n\n                \t\tfloat sampleViewZ = getViewZ( sampleDepth );\n                \t\tvec3 sampleViewPosition = getViewPos( sampleUv, sampleDepth, sampleViewZ );\n                \t\tocclusionSum += getOcclusion( centerViewPosition, centerViewNormal, sampleViewPosition );\n                \t\tweightSum += 1.0;\n                \t}\n\n                \tif( weightSum == 0.0 ) discard;\n\n                \treturn occlusionSum * ( uIntensity / weightSum );\n                }\n\n                out vec4 outColor;\n   \n                void main() {\n                \n                \tfloat centerDepth = getDepth( vUV );\n                \t\n                \tif( centerDepth >= ( 1.0 - EPSILON ) ) {\n                \t\tdiscard;\n                \t}\n\n                \tfloat centerViewZ = getViewZ( centerDepth );\n                \tvec3 viewPosition = getViewPos( vUV, centerDepth, centerViewZ );\n\n                \tfloat ambientOcclusion = getAmbientOcclusion( viewPosition );\n                \n                \toutColor = packFloatToRGBA(  1.0- ambientOcclusion );\n                }`]}),this._program.errors)return console.error(this._program.errors.join("\n")),void(this._programError=!0);const s=new Float32Array([1,1,0,1,0,0,1,0]),r=new Float32Array([1,1,0,-1,1,0,-1,-1,0,1,-1,0]),o=new Uint32Array([0,1,2,0,2,3]);this._positionsBuf=new $e(i,i.ARRAY_BUFFER,r,r.length,3,i.STATIC_DRAW),this._uvBuf=new $e(i,i.ARRAY_BUFFER,s,s.length,2,i.STATIC_DRAW),this._indicesBuf=new $e(i,i.ELEMENT_ARRAY_BUFFER,o,o.length,1,i.STATIC_DRAW),this._program.bind(),this._uCameraNear=this._program.getLocation("uCameraNear"),this._uCameraFar=this._program.getLocation("uCameraFar"),this._uCameraProjectionMatrix=this._program.getLocation("uProjectMatrix"),this._uCameraInverseProjectionMatrix=this._program.getLocation("uInverseProjectMatrix"),this._uPerspective=this._program.getLocation("uPerspective"),this._uScale=this._program.getLocation("uScale"),this._uIntensity=this._program.getLocation("uIntensity"),this._uBias=this._program.getLocation("uBias"),this._uKernelRadius=this._program.getLocation("uKernelRadius"),this._uMinResolution=this._program.getLocation("uMinResolution"),this._uViewport=this._program.getLocation("uViewport"),this._uRandomSeed=this._program.getLocation("uRandomSeed"),this._aPosition=this._program.getAttribute("aPosition"),this._aUV=this._program.getAttribute("aUV"),this._dirty=!1}destroy(){this._program&&(this._program.destroy(),this._program=null)}}const nt=new Float32Array(ut(17,[0,1])),at=new Float32Array(ut(17,[1,0])),lt=new Float32Array(function(e,t){const i=[];for(let s=0;s<=e;s++)i.push(ct(s,t));return i}(17,4)),At=new Float32Array(2);class ht{constructor(e){this._scene=e,this._program=null,this._programError=!1,this._aPosition=null,this._aUV=null,this._uDepthTexture="uDepthTexture",this._uOcclusionTexture="uOcclusionTexture",this._uViewport=null,this._uCameraNear=null,this._uCameraFar=null,this._uCameraProjectionMatrix=null,this._uCameraInverseProjectionMatrix=null,this._uvBuf=null,this._positionsBuf=null,this._indicesBuf=null,this.init()}init(){const e=this._scene.canvas.gl;if(this._program=new qe(e,{vertex:["#version 300 es\n                precision highp float;\n                precision highp int;\n                    \n                in vec3 aPosition;\n                in vec2 aUV;\n                uniform vec2 uViewport;\n                out vec2 vUV;\n                out vec2 vInvSize;\n                void main () {\n                    vUV = aUV;\n                    vInvSize = 1.0 / uViewport;\n                    gl_Position = vec4(aPosition, 1.0);\n                }"],fragment:["#version 300 es\n                precision highp float;\n                precision highp int;\n                    \n                #define PI 3.14159265359\n                #define PI2 6.28318530718\n                #define EPSILON 1e-6\n\n                #define KERNEL_RADIUS 16\n\n                in vec2        vUV;\n                in vec2        vInvSize;\n            \n                uniform sampler2D   uDepthTexture;\n                uniform sampler2D   uOcclusionTexture;              \n               \n                uniform float       uCameraNear;\n                uniform float       uCameraFar;               \n                uniform float       uDepthCutoff;\n\n                uniform vec2        uSampleOffsets[ KERNEL_RADIUS + 1 ];\n                uniform float       uSampleWeights[ KERNEL_RADIUS + 1 ];\n\n                const float         unpackDownscale = 255. / 256.; \n\n                const vec3          packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\n                const vec4          unpackFactors = unpackDownscale / vec4( packFactors, 1. );   \n\n                const float packUpscale = 256. / 255.;\n       \n                const float shiftRights = 1. / 256.;\n                \n                float unpackRGBAToFloat( const in vec4 v ) {\n                    return dot( floor( v * 255.0 + 0.5 ) / 255.0, unpackFactors );\n                }               \n\n                vec4 packFloatToRGBA( const in float v ) {\n                    vec4 r = vec4( fract( v * packFactors ), v );\n                    r.yzw -= r.xyz * shiftRights; \n                    return r * packUpscale;\n                }\n\n                float viewZToOrthographicDepth( const in float viewZ) {\n                    return ( viewZ + uCameraNear ) / ( uCameraNear - uCameraFar );\n                }\n              \n                float orthographicDepthToViewZ( const in float linearClipZ) {\n                    return linearClipZ * ( uCameraNear - uCameraFar ) - uCameraNear;\n                }\n\n                float viewZToPerspectiveDepth( const in float viewZ) {\n                    return (( uCameraNear + viewZ ) * uCameraFar ) / (( uCameraFar - uCameraNear ) * viewZ );\n                }\n                \n                float perspectiveDepthToViewZ( const in float invClipZ) {\n                    return ( uCameraNear * uCameraFar ) / ( ( uCameraFar - uCameraNear ) * invClipZ - uCameraFar );\n                }\n\n                float getDepth( const in vec2 screenPosition ) {\n                    return vec4(texture(uDepthTexture, screenPosition)).r;\n                }\n\n                float getViewZ( const in float depth ) {\n                     return perspectiveDepthToViewZ( depth );\n                }\n\n                out vec4 outColor;\n        \n                void main() {\n                \n                    float depth = getDepth( vUV );\n                    if( depth >= ( 1.0 - EPSILON ) ) {\n                        discard;\n                    }\n\n                    float centerViewZ = -getViewZ( depth );\n                    bool rBreak = false;\n                    bool lBreak = false;\n\n                    float weightSum = uSampleWeights[0];\n                    float occlusionSum = unpackRGBAToFloat(texture( uOcclusionTexture, vUV )) * weightSum;\n\n                    for( int i = 1; i <= KERNEL_RADIUS; i ++ ) {\n\n                        float sampleWeight = uSampleWeights[i];\n                        vec2 sampleUVOffset = uSampleOffsets[i] * vInvSize;\n\n                        vec2 sampleUV = vUV + sampleUVOffset;\n                        float viewZ = -getViewZ( getDepth( sampleUV ) );\n\n                        if( abs( viewZ - centerViewZ ) > uDepthCutoff ) {\n                            rBreak = true;\n                        }\n\n                        if( ! rBreak ) {\n                            occlusionSum += unpackRGBAToFloat(texture( uOcclusionTexture, sampleUV )) * sampleWeight;\n                            weightSum += sampleWeight;\n                        }\n\n                        sampleUV = vUV - sampleUVOffset;\n                        viewZ = -getViewZ( getDepth( sampleUV ) );\n\n                        if( abs( viewZ - centerViewZ ) > uDepthCutoff ) {\n                            lBreak = true;\n                        }\n\n                        if( ! lBreak ) {\n                            occlusionSum += unpackRGBAToFloat(texture( uOcclusionTexture, sampleUV )) * sampleWeight;\n                            weightSum += sampleWeight;\n                        }\n                    }\n\n                    outColor = packFloatToRGBA(occlusionSum / weightSum);\n                }"]}),this._program.errors)return console.error(this._program.errors.join("\n")),void(this._programError=!0);const t=new Float32Array([1,1,0,1,0,0,1,0]),i=new Float32Array([1,1,0,-1,1,0,-1,-1,0,1,-1,0]),s=new Uint32Array([0,1,2,0,2,3]);this._positionsBuf=new $e(e,e.ARRAY_BUFFER,i,i.length,3,e.STATIC_DRAW),this._uvBuf=new $e(e,e.ARRAY_BUFFER,t,t.length,2,e.STATIC_DRAW),this._indicesBuf=new $e(e,e.ELEMENT_ARRAY_BUFFER,s,s.length,1,e.STATIC_DRAW),this._program.bind(),this._uViewport=this._program.getLocation("uViewport"),this._uCameraNear=this._program.getLocation("uCameraNear"),this._uCameraFar=this._program.getLocation("uCameraFar"),this._uDepthCutoff=this._program.getLocation("uDepthCutoff"),this._uSampleOffsets=e.getUniformLocation(this._program.handle,"uSampleOffsets"),this._uSampleWeights=e.getUniformLocation(this._program.handle,"uSampleWeights"),this._aPosition=this._program.getAttribute("aPosition"),this._aUV=this._program.getAttribute("aUV")}render(e,t,i){if(this._programError)return;this._getInverseProjectMat||(this._getInverseProjectMat=(()=>{let e=!0;this._scene.camera.on("projMatrix",(function(){e=!0}));const t=d.mat4();return()=>(e&&d.inverseMat4(o.camera.projMatrix,t),t)})());const s=this._scene.canvas.gl,r=this._program,o=this._scene,n=s.drawingBufferWidth,a=s.drawingBufferHeight,l=o.camera.project._state,A=l.near,h=l.far;s.viewport(0,0,n,a),s.clearColor(0,0,0,1),s.enable(s.DEPTH_TEST),s.disable(s.BLEND),s.frontFace(s.CCW),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT),r.bind(),At[0]=n,At[1]=a,s.uniform2fv(this._uViewport,At),s.uniform1f(this._uCameraNear,A),s.uniform1f(this._uCameraFar,h),s.uniform1f(this._uDepthCutoff,.01),0===i?s.uniform2fv(this._uSampleOffsets,at):s.uniform2fv(this._uSampleOffsets,nt),s.uniform1fv(this._uSampleWeights,lt);const c=e.getDepthTexture(),u=t.getTexture();r.bindTexture(this._uDepthTexture,c,0),r.bindTexture(this._uOcclusionTexture,u,1),this._aUV.bindArrayBuffer(this._uvBuf),this._aPosition.bindArrayBuffer(this._positionsBuf),this._indicesBuf.bind(),s.drawElements(s.TRIANGLES,this._indicesBuf.numItems,this._indicesBuf.itemType,0)}destroy(){this._program.destroy()}}function ct(e,t){return Math.exp(-e*e/(t*t*2))/(Math.sqrt(2*Math.PI)*t)}function ut(e,t){const i=[];for(let s=0;s<=e;s++)i.push(t[0]*s),i.push(t[1]*s);return i}class dt{constructor(e,t,i){i=i||{},this.gl=t,this.allocated=!1,this.canvas=e,this.buffer=null,this.bound=!1,this.size=i.size,this._hasDepthTexture=!!i.depthTexture}setSize(e){this.size=e}webglContextRestored(e){this.gl=e,this.buffer=null,this.allocated=!1,this.bound=!1}bind(...e){if(this._touch(...e),this.bound)return;const t=this.gl;t.bindFramebuffer(t.FRAMEBUFFER,this.buffer.framebuf),this.bound=!0}createTexture(e,t,i=null){const s=this.gl,r=s.createTexture();return s.bindTexture(s.TEXTURE_2D,r),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MIN_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MAG_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_S,s.CLAMP_TO_EDGE),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_T,s.CLAMP_TO_EDGE),i?s.texStorage2D(s.TEXTURE_2D,1,i,e,t):s.texImage2D(s.TEXTURE_2D,0,s.RGBA,e,t,0,s.RGBA,s.UNSIGNED_BYTE,null),r}_touch(...e){let t,i;const s=this.gl;if(this.size?(t=this.size[0],i=this.size[1]):(t=s.drawingBufferWidth,i=s.drawingBufferHeight),this.buffer){if(this.buffer.width===t&&this.buffer.height===i)return;this.buffer.textures.forEach((e=>s.deleteTexture(e))),s.deleteFramebuffer(this.buffer.framebuf),s.deleteRenderbuffer(this.buffer.renderbuf)}const r=[];let o;e.length>0?r.push(...e.map((e=>this.createTexture(t,i,e)))):r.push(this.createTexture(t,i)),this._hasDepthTexture&&(o=s.createTexture(),s.bindTexture(s.TEXTURE_2D,o),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MAG_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MIN_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_S,s.CLAMP_TO_EDGE),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_T,s.CLAMP_TO_EDGE),s.texImage2D(s.TEXTURE_2D,0,s.DEPTH_COMPONENT32F,t,i,0,s.DEPTH_COMPONENT,s.FLOAT,null));const n=s.createRenderbuffer();s.bindRenderbuffer(s.RENDERBUFFER,n),s.renderbufferStorage(s.RENDERBUFFER,s.DEPTH_COMPONENT32F,t,i);const a=s.createFramebuffer();s.bindFramebuffer(s.FRAMEBUFFER,a);for(let e=0;e<r.length;e++)s.framebufferTexture2D(s.FRAMEBUFFER,s.COLOR_ATTACHMENT0+e,s.TEXTURE_2D,r[e],0);if(e.length>0&&s.drawBuffers(r.map(((e,t)=>s.COLOR_ATTACHMENT0+t))),this._hasDepthTexture?s.framebufferTexture2D(s.FRAMEBUFFER,s.DEPTH_ATTACHMENT,s.TEXTURE_2D,o,0):s.framebufferRenderbuffer(s.FRAMEBUFFER,s.DEPTH_ATTACHMENT,s.RENDERBUFFER,n),s.bindTexture(s.TEXTURE_2D,null),s.bindRenderbuffer(s.RENDERBUFFER,null),s.bindFramebuffer(s.FRAMEBUFFER,null),s.bindFramebuffer(s.FRAMEBUFFER,a),!s.isFramebuffer(a))throw"Invalid framebuffer";s.bindFramebuffer(s.FRAMEBUFFER,null);const l=s.checkFramebufferStatus(s.FRAMEBUFFER);switch(l){case s.FRAMEBUFFER_COMPLETE:break;case s.FRAMEBUFFER_INCOMPLETE_ATTACHMENT:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_ATTACHMENT";case s.FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT";case s.FRAMEBUFFER_INCOMPLETE_DIMENSIONS:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_DIMENSIONS";case s.FRAMEBUFFER_UNSUPPORTED:throw"Incomplete framebuffer: FRAMEBUFFER_UNSUPPORTED";default:throw"Incomplete framebuffer: "+l}this.buffer={framebuf:a,renderbuf:n,texture:r[0],textures:r,depthTexture:o,width:t,height:i},this.bound=!1}clear(){if(!this.bound)throw"Render buffer not bound";const e=this.gl;e.clear(e.COLOR_BUFFER_BIT|e.DEPTH_BUFFER_BIT)}read(e,t,i=null,s=null,r=Uint8Array,o=4,n=0){const a=e,l=this.buffer.height?this.buffer.height-t-1:this.gl.drawingBufferHeight-t,A=new r(o),h=this.gl;return h.readBuffer(h.COLOR_ATTACHMENT0+n),h.readPixels(a,l,1,1,i||h.RGBA,s||h.UNSIGNED_BYTE,A,0),A}readArray(e=null,t=null,i=Uint8Array,s=4,r=0){const o=new i(this.buffer.width*this.buffer.height*s),n=this.gl;return n.readBuffer(n.COLOR_ATTACHMENT0+r),n.readPixels(0,0,this.buffer.width,this.buffer.height,e||n.RGBA,t||n.UNSIGNED_BYTE,o,0),o}readImageAsCanvas(){const e=this.gl,t=this._getImageDataCache(),i=t.pixelData,s=t.canvas,r=t.imageData,o=t.context;e.readPixels(0,0,this.buffer.width,this.buffer.height,e.RGBA,e.UNSIGNED_BYTE,i);const n=this.buffer.width,a=this.buffer.height,l=a/2|0,A=4*n,h=new Uint8Array(4*n);for(let e=0;e<l;++e){const t=e*A,s=(a-e-1)*A;h.set(i.subarray(t,t+A)),i.copyWithin(t,s,s+A),i.set(h,s)}return r.data.set(i),o.putImageData(r,0,0),s}readImage(e){const t=this.gl,i=this._getImageDataCache(),s=i.pixelData,r=i.canvas,o=i.imageData,n=i.context,{width:a,height:l}=this.buffer;t.readPixels(0,0,a,l,t.RGBA,t.UNSIGNED_BYTE,s),o.data.set(s),n.putImageData(o,0,0),n.save(),n.globalCompositeOperation="copy",n.scale(1,-1),n.drawImage(r,0,-l,a,l),n.restore();let A=e.format||"png";return"jpeg"!==A&&"png"!==A&&"bmp"!==A&&(console.error("Unsupported image format: '"+A+"' - supported types are 'jpeg', 'bmp' and 'png' - defaulting to 'png'"),A="png"),r.toDataURL(`image/${A}`)}_getImageDataCache(e=Uint8Array,t=4){const i=this.buffer.width,s=this.buffer.height;let r=this._imageDataCache;if(r&&(r.width===i&&r.height===s||(this._imageDataCache=null,r=null)),!r){const o=document.createElement("canvas"),n=o.getContext("2d");o.width=i,o.height=s,r={pixelData:new e(i*s*t),canvas:o,context:n,imageData:n.createImageData(i,s),width:i,height:s},this._imageDataCache=r}return r.context.resetTransform(),r}unbind(){const e=this.gl;e.bindFramebuffer(e.FRAMEBUFFER,null),this.bound=!1}getTexture(e=0){const t=this;return this._texture||(this._texture={renderBuffer:this,bind:function(i){return!(!t.buffer||!t.buffer.textures[e])&&(t.gl.activeTexture(t.gl["TEXTURE"+i]),t.gl.bindTexture(t.gl.TEXTURE_2D,t.buffer.textures[e]),!0)},unbind:function(i){t.buffer&&t.buffer.textures[e]&&(t.gl.activeTexture(t.gl["TEXTURE"+i]),t.gl.bindTexture(t.gl.TEXTURE_2D,null))}})}hasDepthTexture(){return this._hasDepthTexture}getDepthTexture(){if(!this._hasDepthTexture)return null;const e=this;return this._depthTexture||(this._dethTexture={renderBuffer:this,bind:function(t){return!(!e.buffer||!e.buffer.depthTexture)&&(e.gl.activeTexture(e.gl["TEXTURE"+t]),e.gl.bindTexture(e.gl.TEXTURE_2D,e.buffer.depthTexture),!0)},unbind:function(t){e.buffer&&e.buffer.depthTexture&&(e.gl.activeTexture(e.gl["TEXTURE"+t]),e.gl.bindTexture(e.gl.TEXTURE_2D,null))}})}destroy(){if(this.allocated){const e=this.gl;this.buffer.textures.forEach((t=>e.deleteTexture(t))),e.deleteTexture(this.buffer.depthTexture),e.deleteFramebuffer(this.buffer.framebuf),e.deleteRenderbuffer(this.buffer.renderbuf),this.allocated=!1,this.buffer=null,this.bound=!1}this._imageDataCache=null,this._texture=null,this._depthTexture=null}}class pt{constructor(e){this.scene=e,this._renderBuffersBasic={},this._renderBuffersScaled={}}getRenderBuffer(e,t){const i=1===this.scene.canvas.resolutionScale?this._renderBuffersBasic:this._renderBuffersScaled;let s=i[e];return s||(s=new dt(this.scene.canvas.canvas,this.scene.canvas.gl,t),i[e]=s),s}destroy(){for(let e in this._renderBuffersBasic)this._renderBuffersBasic[e].destroy();for(let e in this._renderBuffersScaled)this._renderBuffersScaled[e].destroy()}}function ft(e,t){if(void 0===e._cachedExtensions&&(e._cachedExtensions={}),void 0!==e._cachedExtensions[t])return e._cachedExtensions[t];let i;switch(t){case"WEBGL_depth_texture":i=e.getExtension("WEBGL_depth_texture")||e.getExtension("MOZ_WEBGL_depth_texture")||e.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":i=e.getExtension("EXT_texture_filter_anisotropic")||e.getExtension("MOZ_EXT_texture_filter_anisotropic")||e.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":i=e.getExtension("WEBGL_compressed_texture_s3tc")||e.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":i=e.getExtension("WEBGL_compressed_texture_pvrtc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:i=e.getExtension(t)}return e._cachedExtensions[t]=i,i}const gt=function(t,i){i=i||{};const s=new He(t),r=t.canvas.canvas,o=t.canvas.gl,n=!!i.transparent,a=i.alphaDepthMask,l=new e({});let A={},h={},c=[],u=[],p=!0,f=!0,g=!0,_=!0,v=!0,b=!0,y=!0,x=!0;const B=new pt(t);let w=!1;const P=new ot(t),C=new ht(t);function M(){p&&(!function(){for(let e in A)if(A.hasOwnProperty(e)){const t=A[e],i=t.drawableMap,s=t.drawableListPreCull;let r=0;for(let e in i)i.hasOwnProperty(e)&&(s[r++]=i[e]);s.length=r}}(),p=!1,f=!0),f&&(!function(){let e=0;for(let t in A)if(A.hasOwnProperty(t)){const i=A[t].drawableListPreCull;for(let t=0,s=i.length;t<s;t++){const s=i[t];c[e++]=s}}c.length=e,c.sort(((e,t)=>e.renderOrder-t.renderOrder))}(),f=!1,g=!0),g&&function(){let e=0;for(let t=0,i=c.length;t<i;t++){const i=c[t];i.rebuildRenderFlags(),i.renderFlags.culled||(u[e++]=i)}u.length=e}()}function E(e){if(!e.castsShadow)return;const t=e.getShadowRenderBuf();if(t){t.bind(),s.reset(),s.backfaces=!0,s.frontface=!0,s.shadowViewMatrix=e.getShadowViewMatrix(),s.shadowProjMatrix=e.getShadowProjMatrix(),o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),o.clearColor(0,0,0,1),o.enable(o.DEPTH_TEST),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);for(let e in A)if(A.hasOwnProperty(e)){const t=A[e].drawableList;for(let e=0,i=t.length;e<i;e++){const i=t[e];!1!==i.visible&&i.castsShadow&&i.drawShadow&&(i.renderFlags.colorOpaque&&i.drawShadow(s))}}t.unbind()}}this.scene=t,this._occlusionTester=null,this.capabilities={astcSupported:!!ft(o,"WEBGL_compressed_texture_astc"),etc1Supported:!0,etc2Supported:!!ft(o,"WEBGL_compressed_texture_etc"),dxtSupported:!!ft(o,"WEBGL_compressed_texture_s3tc"),bptcSupported:!!ft(o,"EXT_texture_compression_bptc"),pvrtcSupported:!(!ft(o,"WEBGL_compressed_texture_pvrtc")&&!ft(o,"WEBKIT_WEBGL_compressed_texture_pvrtc"))},this.setTransparentEnabled=function(e){_=e,g=!0},this.setEdgesEnabled=function(e){v=e,g=!0},this.setSAOEnabled=function(e){b=e,g=!0},this.setPBREnabled=function(e){y=e,g=!0},this.setColorTextureEnabled=function(e){x=e,g=!0},this.needStateSort=function(){f=!0},this.shadowsDirty=function(){},this.imageDirty=function(){g=!0},this.webglContextLost=function(){},this.webglContextRestored=function(e){P.init(),C.init(),g=!0},this.addDrawable=function(e,t){const i=t.type;if(!i)return void console.error("Renderer#addDrawable() : drawable with ID "+e+" has no 'type' - ignoring");let s=A[i];s||(s={type:t.type,count:0,isStateSortable:t.isStateSortable,stateSortCompare:t.stateSortCompare,drawableMap:{},drawableListPreCull:[],drawableList:[]},A[i]=s),s.count++,s.drawableMap[e]=t,h[e]=t,p=!0},this.removeDrawable=function(e){const t=h[e];if(!t)return void console.error("Renderer#removeDrawable() : drawable not found with ID "+e+" - ignoring");const i=t.type,s=A[i];--s.count<=0?delete A[i]:delete s.drawableMap[e],delete h[e],p=!0},this.getPickID=function(e){return l.addItem(e)},this.putPickID=function(e){l.removeItem(e)},this.clear=function(e){if(o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),n)o.clearColor(1,1,1,1);else{const e=t.canvas.backgroundColorFromAmbientLight?this.lights.getAmbientColorAndIntensity():t.canvas.backgroundColor;o.clearColor(e[0],e[1],e[2],1)}o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT)},this.needsRender=function(){return g||p||f},this.render=function(e){(e=e||{}).force&&(g=!0),M(),g&&(!function(e){const i=t.sao;b&&i.possible&&function(e){const i=t.sao,r=B.getRenderBuffer("saoDepth",{depthTexture:!0});r.bind(),r.clear(),function(e){s.reset(),s.pass=e.pass,o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),o.clearColor(0,0,0,0),o.enable(o.DEPTH_TEST),o.frontFace(o.CCW),o.enable(o.CULL_FACE),o.depthMask(!0),!1!==e.clear&&o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);for(let e=0,t=u.length;e<t;e++){const t=u[e];!0!==t.culled&&!1!==t.visible&&t.drawDepth&&t.saoEnabled&&(t.renderFlags.colorOpaque&&t.drawDepth(s))}}(e),r.unbind();const n=B.getRenderBuffer("saoOcclusion");if(n.bind(),n.clear(),P.render(r),n.unbind(),i.blur){const e=B.getRenderBuffer("saoOcclusion2");e.bind(),e.clear(),C.render(r,n,0),e.unbind(),n.bind(),n.clear(),C.render(r,e,1),n.unbind()}}(e);(function(){let e=t._lightsState.lights;for(let t=0,i=e.length;t<i;t++){const i=e[t];i.castsShadow&&E(i)}})(),function(e){const i=[],r=[],l=[],A=[],h=[],c=[],d=[],p=[],f=[],g=[],w=[],P=[],C=[],M=[],E=[],F=[],I=t._lightsState.getAmbientColorAndIntensity();if(s.reset(),s.pass=e.pass,s.withSAO=!1,s.pbrEnabled=y&&!!t.pbrEnabled,s.colorTextureEnabled=x&&!!t.colorTextureEnabled,o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),n)o.clearColor(0,0,0,0);else{const e=t.canvas.backgroundColorFromAmbientLight?I:t.canvas.backgroundColor;o.clearColor(e[0],e[1],e[2],1)}o.enable(o.DEPTH_TEST),o.frontFace(o.CCW),o.enable(o.CULL_FACE),o.depthMask(!0),o.lineWidth(1),s.lineWidth=1;const D=t.sao.possible;if(b&&D){const e=B.getRenderBuffer("saoOcclusion");s.occlusionTexture=e?e.getTexture():null}else s.occlusionTexture=null;let S,T;const R=Date.now();!1!==e.clear&&o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);let L=0,U=0,O=0,k=0,N=0,Q=0,V=0,H=0,j=0,G=0,z=0,W=0,K=0,X=0,J=0,Y=0;for(let e=0,t=u.length;e<t;e++){if(T=u[e],!0===T.culled||!1===T.visible)continue;const t=T.renderFlags;t.colorOpaque&&(b&&D&&T.saoEnabled?i[L++]=T:T.drawColorOpaque(s)),_&&t.colorTransparent&&(l[O++]=T),t.xrayedSilhouetteTransparent&&(d[V++]=T),t.xrayedSilhouetteOpaque&&(h[N++]=T),t.highlightedSilhouetteTransparent&&(w[z++]=T),t.highlightedSilhouetteOpaque&&(f[j++]=T),t.selectedSilhouetteTransparent&&(E[J++]=T),t.selectedSilhouetteOpaque&&(C[K++]=T),T.edges&&v&&(t.edgesOpaque&&(r[U++]=T),t.edgesTransparent&&(A[k++]=T),t.selectedEdgesTransparent&&(F[Y++]=T),t.selectedEdgesOpaque&&(M[X++]=T),t.xrayedEdgesTransparent&&(p[H++]=T),t.xrayedEdgesOpaque&&(c[Q++]=T),t.highlightedEdgesTransparent&&(P[W++]=T),t.highlightedEdgesOpaque&&(g[G++]=T))}if(L>0)for(s.withSAO=!0,S=0;S<L;S++)i[S].drawColorOpaque(s);if(U>0)for(S=0;S<U;S++)r[S].drawEdgesColorOpaque(s);if(N>0)for(S=0;S<N;S++)h[S].drawSilhouetteXRayed(s);if(Q>0)for(S=0;S<Q;S++)c[S].drawEdgesXRayed(s);if(V>0||H>0||O>0||k>0){if(o.enable(o.CULL_FACE),o.enable(o.BLEND),n?(o.blendEquation(o.FUNC_ADD),o.blendFuncSeparate(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA,o.ONE,o.ONE_MINUS_SRC_ALPHA)):(o.blendEquation(o.FUNC_ADD),o.blendFunc(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA)),s.backfaces=!1,a||o.depthMask(!1),(O>0||k>0)&&o.blendFunc(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA),k>0)for(S=0;S<k;S++)T=A[S],T.drawEdgesColorTransparent(s);if(O>0)for(S=0;S<O;S++)T=l[S],T.drawColorTransparent(s);if(H>0)for(S=0;S<H;S++)p[S].drawEdgesXRayed(s);if(V>0)for(S=0;S<V;S++)d[S].drawSilhouetteXRayed(s);o.disable(o.BLEND),a||o.depthMask(!0)}if(j>0||G>0){if(s.lastProgramId=null,t.highlightMaterial.glowThrough&&o.clear(o.DEPTH_BUFFER_BIT),G>0)for(S=0;S<G;S++)g[S].drawEdgesHighlighted(s);if(j>0)for(S=0;S<j;S++)f[S].drawSilhouetteHighlighted(s)}if(z>0||W>0||j>0){if(s.lastProgramId=null,t.selectedMaterial.glowThrough&&o.clear(o.DEPTH_BUFFER_BIT),o.enable(o.BLEND),n?(o.blendEquation(o.FUNC_ADD),o.blendFuncSeparate(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA,o.ONE,o.ONE_MINUS_SRC_ALPHA)):o.blendFunc(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA),o.enable(o.CULL_FACE),W>0)for(S=0;S<W;S++)P[S].drawEdgesHighlighted(s);if(z>0)for(S=0;S<z;S++)w[S].drawSilhouetteHighlighted(s);o.disable(o.BLEND)}if(K>0||X>0){if(s.lastProgramId=null,t.selectedMaterial.glowThrough&&o.clear(o.DEPTH_BUFFER_BIT),X>0)for(S=0;S<X;S++)M[S].drawEdgesSelected(s);if(K>0)for(S=0;S<K;S++)C[S].drawSilhouetteSelected(s)}if(J>0||Y>0){if(s.lastProgramId=null,t.selectedMaterial.glowThrough&&o.clear(o.DEPTH_BUFFER_BIT),o.enable(o.CULL_FACE),o.enable(o.BLEND),n?(o.blendEquation(o.FUNC_ADD),o.blendFuncSeparate(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA,o.ONE,o.ONE_MINUS_SRC_ALPHA)):o.blendFunc(o.SRC_ALPHA,o.ONE_MINUS_SRC_ALPHA),Y>0)for(S=0;S<Y;S++)F[S].drawEdgesSelected(s);if(J>0)for(S=0;S<J;S++)E[S].drawSilhouetteSelected(s);o.disable(o.BLEND)}const Z=Date.now(),q=m.frame;q.renderTime=(Z-R)/1e3,q.drawElements=s.drawElements,q.drawArrays=s.drawArrays,q.useProgram=s.useProgram,q.bindTexture=s.bindTexture,q.bindArray=s.bindArray;const $=je.MAX_TEXTURE_IMAGE_UNITS;for(let e=0;e<$;e++)o.activeTexture(o.TEXTURE0+e);o.bindTexture(o.TEXTURE_CUBE_MAP,null),o.bindTexture(o.TEXTURE_2D,null);const ee=je.MAX_VERTEX_ATTRIBS;for(let e=0;e<ee;e++)o.disableVertexAttribArray(e)}(e)}(e),m.frame.frameCount++,g=!1)},this.pick=function(){const e=d.vec3();d.mat4();const i=d.mat4(),n=d.vec3(),a=d.vec3([0,1,0]),h=new ze,c=d.vec2(),p=d.vec3(),f=d.vec3(),g=d.vec3();return d.vec3(),d.vec3(),function(m,_=h){let v;_.reset(),M();let b=null,y=null,x=null;_.pickSurface=m.pickSurface,m.canvasPos?(p[0]=m.canvasPos[0],p[1]=m.canvasPos[1],b=t.camera.viewMatrix,y=t.camera.projMatrix,x=t.camera.projection,_.canvasPos=m.canvasPos):(m.matrix?(b=m.matrix,y=t.camera.projMatrix,x=t.camera.projection):(f.set(m.origin||[0,0,0]),g.set(m.direction||[0,0,1]),v=d.addVec3(f,g,e),n[0]=Math.random(),n[1]=Math.random(),n[2]=Math.random(),d.normalizeVec3(n),d.cross3Vec3(g,n,a),b=d.lookAtMat4v(f,v,a,i),y=t.camera.ortho.matrix,x="ortho",_.origin=f,_.direction=g),p[0]=.5*r.clientWidth,p[1]=.5*r.clientHeight);for(let e in A)if(A.hasOwnProperty(e)){const t=A[e].drawableList;for(let e=0,i=t.length;e<i;e++){const i=t[e];i.setPickMatrices&&i.setPickMatrices(b,y)}}const w=B.getRenderBuffer("pick",{size:[1,1]});w.bind();const P=function(e,i,r,n,a,A){const h=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickOrigin=A.origin,s.pickViewMatrix=r,s.pickProjMatrix=n,s.pickInvisible=!!a.pickInvisible,s.pickClipPos=[D(i[0]*h,o.drawingBufferWidth),S(i[1]*h,o.drawingBufferHeight)],o.viewport(0,0,1,1),o.depthMask(!0),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);const c=a.includeEntityIds,d=a.excludeEntityIds;for(let e=0,t=u.length;e<t;e++){const t=u[e];!0!==t.culled&&!1!==t.visible&&(!t.drawPickMesh||!0!==a.pickInvisible&&!1===t.visible||!1===t.pickable||c&&!c[t.id]||d&&d[t.id]||t.drawPickMesh(s))}const p=e.read(0,0),f=p[0]+(p[1]<<8)+(p[2]<<16)+(p[3]<<24);if(f<0)return;return l.items[f]}(w,p,b,y,m,_);if(!P)return w.unbind(),null;const C=P.delegatePickedEntity?P.delegatePickedEntity():P;return C?(m.pickSurface&&(P.canPickTriangle&&P.canPickTriangle()?(!function(e,i,r,n,a,l){if(!i.drawPickTriangles)return;const A=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickOrigin=l.origin,s.pickViewMatrix=n,s.pickProjMatrix=a,s.pickClipPos=[D(r[0]*A,o.drawingBufferWidth),S(r[1]*A,o.drawingBufferHeight)],o.viewport(0,0,1,1),o.clearColor(0,0,0,0),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT),i.drawPickTriangles(s);const h=e.read(0,0);let c=h[0]+256*h[1]+256*h[2]*256+256*h[3]*256*256;c*=3,l.primIndex=c}(w,P,p,b,y,_),P.pickTriangleSurface(b,y,x,_),_.pickSurfacePrecision=!1):P.canPickWorldPos&&P.canPickWorldPos()&&(c[0]=t.camera.project.near,c[1]=t.camera.project.far,F(w,P,p,b,y,c,_),!1!==m.pickSurfaceNormal&&function(e,i,r,n,a,l){const A=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickOrigin=l.origin,s.pickViewMatrix=n,s.pickProjMatrix=a,s.pickClipPos=[D(r[0]*A,o.drawingBufferWidth),S(r[1]*A,o.drawingBufferHeight)];const h=B.getRenderBuffer("pick-normal",{size:[3,3]});h.bind(o.RGBA32I),o.viewport(0,0,h.size[0],h.size[1]),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.DEPTH_BUFFER_BIT),o.clearBufferiv(o.COLOR,0,new Int32Array([0,0,0,0])),i.drawPickNormals(s);const c=h.read(1,1,o.RGBA_INTEGER,o.INT,Int32Array,4);h.unbind();const u=[c[0]/d.MAX_INT,c[1]/d.MAX_INT,c[2]/d.MAX_INT];d.normalizeVec3(u),l.worldNormal=u}(0,P,p,b,y,_),_.pickSurfacePrecision=!1)),w.unbind(),_.entity=C,_):(w.unbind(),null)}}();const F=function(){const e=d.vec4(),i=d.vec4(),n=d.vec4(),a=d.vec4(),l=d.vec4(),A=d.mat4(),h=d.mat4(),c=d.mat4();return function(u,p,f,g,m,_,v){const b=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickOrigin=v.origin,s.pickViewMatrix=g,s.pickProjMatrix=m,s.pickZNear=_[0],s.pickZFar=_[1],s.pickElementsCount=p.pickElementsCount,s.pickElementsOffset=p.pickElementsOffset,s.pickClipPos=[D(f[0]*b,o.drawingBufferWidth),S(f[1]*b,o.drawingBufferHeight)],o.viewport(0,0,1,1),o.clearColor(0,0,0,0),o.depthMask(!0),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT),p.drawPickDepths(s);const y=function(e){const t=[e[0]/256,e[1]/256,e[2]/256,e[3]/256],i=[1/16777216,1/65536,1/256,1];return d.dotVec4(t,i)}(u.read(0,0)),x=(f[0]-r.clientWidth/2)/(r.clientWidth/2),B=-(f[1]-r.clientHeight/2)/(r.clientHeight/2),w=p.origin;let P;if(w){const e=Y(g,w,A);P=d.mulMat4(m,e,h)}else P=d.mulMat4(m,g,h);const C=d.inverseMat4(P,c);e[0]=x,e[1]=B,e[2]=-1,e[3]=1;let M=d.transformVec4(C,e);M=d.mulVec4Scalar(M,1/M[3]),i[0]=x,i[1]=B,i[2]=1,i[3]=1;let E=d.transformVec4(C,i);E=d.mulVec4Scalar(E,1/E[3]);const F=d.subVec3(E,M,n),I=d.addVec3(M,d.mulVec4Scalar(F,y,a),l);w&&d.addVec3(I,w),v.worldPos=I}}();function I(e){e.snapPickLayerParams=e.snapPickLayerParams||[],e.snapPickLayerNumber=e.snapPickLayerParams.length;for(let t=0,i=u.length;t<i;t++){const i=u[t];i.drawSnapInit&&i.drawSnap&&!i.culled&&i.visible&&i.pickable&&i.drawSnap(e)}return e.snapPickLayerParams}function D(e,t){return e/t*2-1}function S(e,t){return 1-e/t*2}this.snapPick=function(){const e=new ze;return function(i,r=e){const{canvasPos:n,origin:a,direction:h,snapRadius:c,snapToVertex:p,snapToEdge:f}=i;if(!p&&!f)return this.pick({canvasPos:n,pickSurface:!0});const g=t.canvas.resolutionScale;s.reset(),s.backfaces=!0,s.frontface=!0,s.pickZNear=t.camera.project.near,s.pickZFar=t.camera.project.far;const m=c||30,_=B.getRenderBuffer("uniquePickColors-aabs",{depthTexture:!0,size:[2*m+1,2*m+1]});s.snapVectorA=[n?D(n[0]*g,o.drawingBufferWidth):0,n?S(n[1]*g,o.drawingBufferHeight):0],s.snapInvVectorAB=[o.drawingBufferWidth/(2*m),o.drawingBufferHeight/(2*m)],_.bind(o.RGBA32I,o.RGBA32I,o.RGBA8UI),o.viewport(0,0,_.size[0],_.size[1]),o.enable(o.DEPTH_TEST),o.frontFace(o.CCW),o.disable(o.CULL_FACE),o.depthMask(!0),o.disable(o.BLEND),o.depthFunc(o.LEQUAL),o.clear(o.DEPTH_BUFFER_BIT),o.clearBufferiv(o.COLOR,0,new Int32Array([0,0,0,0])),o.clearBufferiv(o.COLOR,1,new Int32Array([0,0,0,0])),o.clearBufferuiv(o.COLOR,2,new Uint32Array([0,0,0,0])),s.pickViewMatrix=n?t.camera.viewMatrix:d.lookAtMat4v(a,d.addVec3(a,h,d.vec3()),d.vec3([0,1,0]),d.mat4());const v=t.camera.projMatrix;for(let e in A)if(A.hasOwnProperty(e)){const t=A[e].drawableList;for(let e=0,i=t.length;e<i;e++){const i=t[e];i.setPickMatrices&&i.setPickMatrices(s.pickViewMatrix,v)}}o.drawBuffers([o.COLOR_ATTACHMENT0,o.COLOR_ATTACHMENT1,o.COLOR_ATTACHMENT2]);const b=function(e){e.snapPickLayerParams=[],e.snapPickLayerNumber=0;for(let t=0,i=u.length;t<i;t++){const i=u[t];i.drawSnapInit&&!i.culled&&i.visible&&i.pickable&&i.drawSnapInit(e)}return e.snapPickLayerParams}(s),y=[];s.snapPickLayerParams=y,o.depthMask(!1),o.drawBuffers([o.COLOR_ATTACHMENT0]),p&&f?(s.snapMode="edge",I(s),s.snapMode="vertex",s.snapPickLayerNumber++,I(s)):(s.snapMode=p?"vertex":"edge",I(s)),o.depthMask(!0);const x=_.readArray(o.RGBA_INTEGER,o.INT,Int32Array,4),w=_.readArray(o.RGBA_INTEGER,o.INT,Int32Array,4,1),P=_.readArray(o.RGBA_INTEGER,o.UNSIGNED_INT,Uint32Array,4,2);_.unbind();let C=null,M=null,E=null;const F=4*m+m*_.size[0]*4,T=x.slice(F,F+4),R=w.slice(F,F+4),L=P.slice(F,F+4);if(0!==T[3]){const e=b[Math.abs(T[3])%b.length],t=e.origin,i=e.coordinateScale;C=[T[0]*i[0]+t[0],T[1]*i[1]+t[1],T[2]*i[2]+t[2]],M=d.normalizeVec3([R[0]/d.MAX_INT,R[1]/d.MAX_INT,R[2]/d.MAX_INT]);const s=L[0]+(L[1]<<8)+(L[2]<<16)+(L[3]<<24);E=l.items[s]}let U=[];for(let e=0;e<x.length;e+=4)if(x[e+3]>0){const t=Math.floor(e/4),i=_.size[0],s=t%i-Math.floor(i/2),r=Math.floor(t/i)-Math.floor(i/2),o=Math.sqrt(Math.pow(s,2)+Math.pow(r,2));U.push({x:s,y:r,dist:o,isVertex:p&&f?x[e+3]>y.length/2:p,result:[x[e+0],x[e+1],x[e+2],x[e+3]],normal:[w[e+0],w[e+1],w[e+2],w[e+3]],id:[P[e+0],P[e+1],P[e+2],P[e+3]]})}let O=null,k=null,N=null,Q=null;if(U.length>0){U.sort(((e,t)=>e.isVertex!==t.isVertex?e.isVertex?-1:1:e.dist-t.dist)),Q=U[0].isVertex?"vertex":"edge";const e=U[0].result,t=U[0].normal,i=U[0].id,s=y[e[3]],r=s.origin,o=s.coordinateScale;k=d.normalizeVec3([t[0]/d.MAX_INT,t[1]/d.MAX_INT,t[2]/d.MAX_INT]),O=[e[0]*o[0]+r[0],e[1]*o[1]+r[1],e[2]*o[2]+r[2]],N=l.items[i[0]+(i[1]<<8)+(i[2]<<16)+(i[3]<<24)]}if(null===C&&null==O)return null;let V=null;null!==O&&(V=t.camera.projectWorldPos(O));const H=N&&N.delegatePickedEntity?N.delegatePickedEntity():N;return!H&&E&&(E=E.delegatePickedEntity?E.delegatePickedEntity():E),r.reset(),r.snappedToEdge="edge"===Q,r.snappedToVertex="vertex"===Q,r.worldPos=O||C,r.worldNormal=k||M,r.entity=H||E,r.canvasPos=n||t.camera.projectWorldPos(C||O),r.snappedCanvasPos=V||n,r}}(),this.addMarker=function(e){this._occlusionTester=this._occlusionTester||new st(t,B),this._occlusionTester.addMarker(e),t.occlusionTestCountdown=0},this.markerWorldPosUpdated=function(e){this._occlusionTester.markerWorldPosUpdated(e)},this.removeMarker=function(e){this._occlusionTester.removeMarker(e)},this.doOcclusionTest=function(){if(this._occlusionTester&&this._occlusionTester.needOcclusionTest){M(),this._occlusionTester.bindRenderBuf(),s.reset(),s.backfaces=!0,s.frontface=!0,o.viewport(0,0,o.drawingBufferWidth,o.drawingBufferHeight),o.clearColor(0,0,0,0),o.enable(o.DEPTH_TEST),o.disable(o.CULL_FACE),o.disable(o.BLEND),o.clear(o.COLOR_BUFFER_BIT|o.DEPTH_BUFFER_BIT);for(let e=0,t=u.length;e<t;e++){const t=u[e];t.drawOcclusion&&!0!==t.culled&&!1!==t.visible&&!1!==t.pickable&&t.drawOcclusion(s)}this._occlusionTester.drawMarkers(s),this._occlusionTester.doOcclusionTest(),this._occlusionTester.unbindRenderBuf()}},this.readPixels=function(e,t,i,s){const r=B.getRenderBuffer("snapshot");let o,n,a,l;for(r.bind(),r.clear(),this.render({force:!0,opaqueOnly:s}),n=0;n<i;n++)a=2*n,l=4*n,o=r.read(e[a],e[a+1]),t[l]=o[0],t[l+1]=o[1],t[l+2]=o[2],t[l+3]=o[3];r.unbind(),g=!0},this.beginSnapshot=function(e={}){const t=B.getRenderBuffer("snapshot");e.width&&e.height&&t.setSize([e.width,e.height]),t.bind(),t.clear(),w=!0},this.renderSnapshot=function(){if(!w)return;B.getRenderBuffer("snapshot").clear(),this.render({force:!0,opaqueOnly:!1}),g=!0},this.readSnapshot=function(e){return B.getRenderBuffer("snapshot").readImage(e)},this.readSnapshotAsCanvas=function(){return B.getRenderBuffer("snapshot").readImageAsCanvas()},this.endSnapshot=function(){if(!w)return;B.getRenderBuffer("snapshot").unbind(),w=!1},this.destroy=function(){A={},h={},B.destroy(),P.destroy(),C.destroy(),this._occlusionTester&&this._occlusionTester.destroy()}};class mt extends R{constructor(e,t={}){super(e,t),this.KEY_BACKSPACE=8,this.KEY_TAB=9,this.KEY_ENTER=13,this.KEY_SHIFT=16,this.KEY_CTRL=17,this.KEY_ALT=18,this.KEY_PAUSE_BREAK=19,this.KEY_CAPS_LOCK=20,this.KEY_ESCAPE=27,this.KEY_PAGE_UP=33,this.KEY_PAGE_DOWN=34,this.KEY_END=35,this.KEY_HOME=36,this.KEY_LEFT_ARROW=37,this.KEY_UP_ARROW=38,this.KEY_RIGHT_ARROW=39,this.KEY_DOWN_ARROW=40,this.KEY_INSERT=45,this.KEY_DELETE=46,this.KEY_NUM_0=48,this.KEY_NUM_1=49,this.KEY_NUM_2=50,this.KEY_NUM_3=51,this.KEY_NUM_4=52,this.KEY_NUM_5=53,this.KEY_NUM_6=54,this.KEY_NUM_7=55,this.KEY_NUM_8=56,this.KEY_NUM_9=57,this.KEY_A=65,this.KEY_B=66,this.KEY_C=67,this.KEY_D=68,this.KEY_E=69,this.KEY_F=70,this.KEY_G=71,this.KEY_H=72,this.KEY_I=73,this.KEY_J=74,this.KEY_K=75,this.KEY_L=76,this.KEY_M=77,this.KEY_N=78,this.KEY_O=79,this.KEY_P=80,this.KEY_Q=81,this.KEY_R=82,this.KEY_S=83,this.KEY_T=84,this.KEY_U=85,this.KEY_V=86,this.KEY_W=87,this.KEY_X=88,this.KEY_Y=89,this.KEY_Z=90,this.KEY_LEFT_WINDOW=91,this.KEY_RIGHT_WINDOW=92,this.KEY_SELECT_KEY=93,this.KEY_NUMPAD_0=96,this.KEY_NUMPAD_1=97,this.KEY_NUMPAD_2=98,this.KEY_NUMPAD_3=99,this.KEY_NUMPAD_4=100,this.KEY_NUMPAD_5=101,this.KEY_NUMPAD_6=102,this.KEY_NUMPAD_7=103,this.KEY_NUMPAD_8=104,this.KEY_NUMPAD_9=105,this.KEY_MULTIPLY=106,this.KEY_ADD=107,this.KEY_SUBTRACT=109,this.KEY_DECIMAL_POINT=110,this.KEY_DIVIDE=111,this.KEY_F1=112,this.KEY_F2=113,this.KEY_F3=114,this.KEY_F4=115,this.KEY_F5=116,this.KEY_F6=117,this.KEY_F7=118,this.KEY_F8=119,this.KEY_F9=120,this.KEY_F10=121,this.KEY_F11=122,this.KEY_F12=123,this.KEY_NUM_LOCK=144,this.KEY_SCROLL_LOCK=145,this.KEY_SEMI_COLON=186,this.KEY_EQUAL_SIGN=187,this.KEY_COMMA=188,this.KEY_DASH=189,this.KEY_PERIOD=190,this.KEY_FORWARD_SLASH=191,this.KEY_GRAVE_ACCENT=192,this.KEY_OPEN_BRACKET=219,this.KEY_BACK_SLASH=220,this.KEY_CLOSE_BRACKET=221,this.KEY_SINGLE_QUOTE=222,this.KEY_SPACE=32,this.element=t.element,this.altDown=!1,this.ctrlDown=!1,this.mouseDownLeft=!1,this.mouseDownMiddle=!1,this.mouseDownRight=!1,this.keyDown=[],this.enabled=!0,this.keyboardEnabled=!0,this.mouseover=!1,this.mouseCanvasPos=d.vec2(),this._keyboardEventsElement=t.keyboardEventsElement||document,this._bindEvents()}_bindEvents(){if(this._eventsBound)return;this._keyboardEventsElement.addEventListener("keydown",this._keyDownListener=e=>{this.enabled&&this.keyboardEnabled&&"INPUT"!==e.target.tagName&&"TEXTAREA"!==e.target.tagName&&(e.keyCode===this.KEY_CTRL?this.ctrlDown=!0:e.keyCode===this.KEY_ALT?this.altDown=!0:e.keyCode===this.KEY_SHIFT&&(this.shiftDown=!0),this.keyDown[e.keyCode]=!0,this.fire("keydown",e.keyCode,!0))},!1),this._keyboardEventsElement.addEventListener("keyup",this._keyUpListener=e=>{this.enabled&&this.keyboardEnabled&&"INPUT"!==e.target.tagName&&"TEXTAREA"!==e.target.tagName&&(e.keyCode===this.KEY_CTRL?this.ctrlDown=!1:e.keyCode===this.KEY_ALT?this.altDown=!1:e.keyCode===this.KEY_SHIFT&&(this.shiftDown=!1),this.keyDown[e.keyCode]=!1,this.fire("keyup",e.keyCode,!0))}),this.element.addEventListener("mouseenter",this._mouseEnterListener=e=>{this.enabled&&(this.mouseover=!0,this._getMouseCanvasPos(e),this.fire("mouseenter",this.mouseCanvasPos,!0))}),this.element.addEventListener("mouseleave",this._mouseLeaveListener=e=>{this.enabled&&(this.mouseover=!1,this._getMouseCanvasPos(e),this.fire("mouseleave",this.mouseCanvasPos,!0))}),this.element.addEventListener("mousedown",this._mouseDownListener=e=>{if(this.enabled){switch(e.which){case 1:this.mouseDownLeft=!0;break;case 2:this.mouseDownMiddle=!0;break;case 3:this.mouseDownRight=!0}this._getMouseCanvasPos(e),this.element.focus(),this.fire("mousedown",this.mouseCanvasPos,!0),this.mouseover&&e.preventDefault()}}),document.addEventListener("mouseup",this._mouseUpListener=e=>{if(this.enabled){switch(e.which){case 1:this.mouseDownLeft=!1;break;case 2:this.mouseDownMiddle=!1;break;case 3:this.mouseDownRight=!1}this.fire("mouseup",this.mouseCanvasPos,!0)}},!0),document.addEventListener("click",this._clickListener=e=>{if(this.enabled){switch(e.which){case 1:case 3:this.mouseDownLeft=!1,this.mouseDownRight=!1;break;case 2:this.mouseDownMiddle=!1}this._getMouseCanvasPos(e),this.fire("click",this.mouseCanvasPos,!0),this.mouseover&&e.preventDefault()}}),document.addEventListener("dblclick",this._dblClickListener=e=>{if(this.enabled){switch(e.which){case 1:case 3:this.mouseDownLeft=!1,this.mouseDownRight=!1;break;case 2:this.mouseDownMiddle=!1}this._getMouseCanvasPos(e),this.fire("dblclick",this.mouseCanvasPos,!0),this.mouseover&&e.preventDefault()}});const e=this.scene.tickify((()=>this.fire("mousemove",this.mouseCanvasPos,!0)));this.element.addEventListener("mousemove",this._mouseMoveListener=t=>{this.enabled&&(this._getMouseCanvasPos(t),e(),this.mouseover&&t.preventDefault())}),this.element.addEventListener("contextmenu",this._contextmenuListener=e=>{this.enabled&&(this._getMouseCanvasPos(e),this.fire("contextmenu",this.mouseCanvasPos,!0))});const t=this.scene.tickify((e=>{this.fire("mousewheel",e,!0)}));this.element.addEventListener("wheel",this._mouseWheelListener=(e,i)=>{if(!this.enabled)return;const s=Math.max(-1,Math.min(1,40*-e.deltaY));t(s)},{passive:!0});{let e,t;const i=2;this.on("mousedown",(i=>{e=i[0],t=i[1]})),this.on("mouseup",(s=>{e>=s[0]-i&&e<=s[0]+i&&t>=s[1]-i&&t<=s[1]+i&&this.fire("mouseclicked",s,!0)}))}this.element.addEventListener("touchstart",this._touchstartListener=e=>{this.enabled&&[...e.changedTouches].forEach((e=>{this.fire("touchstart",[e.identifier,this._getTouchCanvasPos(e)],!0)}))}),this.element.addEventListener("touchend",this._touchendListener=e=>{this.enabled&&[...e.changedTouches].forEach((e=>{this.fire("touchend",[e.identifier,this._getTouchCanvasPos(e)],!0)}))}),this._eventsBound=!0}_unbindEvents(){this._eventsBound&&(this._keyboardEventsElement.removeEventListener("keydown",this._keyDownListener),this._keyboardEventsElement.removeEventListener("keyup",this._keyUpListener),this.element.removeEventListener("mouseenter",this._mouseEnterListener),this.element.removeEventListener("mouseleave",this._mouseLeaveListener),this.element.removeEventListener("mousedown",this._mouseDownListener),document.removeEventListener("mouseup",this._mouseDownListener),document.removeEventListener("click",this._clickListener),document.removeEventListener("dblclick",this._dblClickListener),this.element.removeEventListener("mousemove",this._mouseMoveListener),this.element.removeEventListener("contextmenu",this._contextmenuListener),this.element.removeEventListener("wheel",this._mouseWheelListener),this.element.removeEventListener("touchstart",this._touchstartListener),this.element.removeEventListener("touchend",this._touchendListener),window.OrientationChangeEvent&&window.removeEventListener("orientationchange",this._orientationchangedListener),window.DeviceMotionEvent&&window.removeEventListener("devicemotion",this._deviceMotionListener),window.DeviceOrientationEvent&&window.removeEventListener("deviceorientation",this._deviceOrientListener),this._eventsBound=!1)}_getTouchCanvasPos(e){let t=e.target,i=0,s=0;for(;t.offsetParent;)i+=t.offsetLeft,s+=t.offsetTop,t=t.offsetParent;return[e.pageX-i,e.pageY-s]}_getMouseCanvasPos(e){if(e){const t=e.target.getBoundingClientRect();this.mouseCanvasPos[0]=e.clientX-t.left,this.mouseCanvasPos[1]=e.clientY-t.top}else e=window.event,this.mouseCanvasPos[0]=e.x,this.mouseCanvasPos[1]=e.y}setEnabled(e){this.enabled!==e&&this.fire("enabled",this.enabled=e)}getEnabled(){return this.enabled}setKeyboardEnabled(e){this.keyboardEnabled=e}getKeyboardEnabled(){return this.keyboardEnabled}destroy(){super.destroy(),this._unbindEvents()}}const _t=new e({});class vt{constructor(e){this.id=_t.addItem({});for(const t in e)e.hasOwnProperty(t)&&(this[t]=e[t])}destroy(){_t.removeItem(this.id)}}class bt extends R{get type(){return"Viewport"}constructor(e,t={}){super(e,t),this._state=new vt({boundary:[0,0,100,100]}),this.boundary=t.boundary,this.autoBoundary=t.autoBoundary}set boundary(e){if(!this._autoBoundary){if(!e){const t=this.scene.canvas.boundary;e=[0,0,t[2],t[3]]}this._state.boundary=e,this.glRedraw(),this.fire("boundary",this._state.boundary)}}get boundary(){return this._state.boundary}set autoBoundary(e){(e=!!e)!==this._autoBoundary&&(this._autoBoundary=e,this._autoBoundary?this._onCanvasSize=this.scene.canvas.on("boundary",(function(e){const t=e[2],i=e[3];this._state.boundary=[0,0,t,i],this.glRedraw(),this.fire("boundary",this._state.boundary)}),this):this._onCanvasSize&&(this.scene.canvas.off(this._onCanvasSize),this._onCanvasSize=null),this.fire("autoBoundary",this._autoBoundary))}get autoBoundary(){return this._autoBoundary}_getState(){return this._state}destroy(){super.destroy(),this._state.destroy()}}class yt extends R{get type(){return"Perspective"}constructor(e,t={}){super(e,t),this.camera=e,this._state=new vt({matrix:d.mat4(),inverseMatrix:d.mat4(),transposedMatrix:d.mat4(),near:.1,far:1e4}),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this._fov=60,this._canvasResized=this.scene.canvas.on("boundary",this._needUpdate,this),this.fov=t.fov,this.fovAxis=t.fovAxis,this.near=t.near,this.far=t.far}_update(){const e=this.scene.canvas.boundary,t=e[2]/e[3],i=this._fovAxis;let s=this._fov;("x"===i||"min"===i&&t<1||"max"===i&&t>1)&&(s/=t),s=Math.min(s,120),d.perspectiveMat4(s*(Math.PI/180),t,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.camera._updateScheduled=!0,this.fire("matrix",this._state.matrix)}set fov(e){(e=null!=e?e:60)!==this._fov&&(this._fov=e,this._needUpdate(0),this.fire("fov",this._fov))}get fov(){return this._fov}set fovAxis(e){e=e||"min",this._fovAxis!==e&&("x"!==e&&"y"!==e&&"min"!==e&&(this.error("Unsupported value for 'fovAxis': "+e+" - defaulting to 'min'"),e="min"),this._fovAxis=e,this._needUpdate(0),this.fire("fovAxis",this._fovAxis))}get fovAxis(){return this._fovAxis}set near(e){const t=null!=e?e:.1;this._state.near!==t&&(this._state.near=t,this._needUpdate(0),this.fire("near",this._state.near))}get near(){return this._state.near}set far(e){const t=null!=e?e:1e4;this._state.far!==t&&(this._state.far=t,this._needUpdate(0),this.fire("far",this._state.far))}get far(){return this._state.far}get matrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get inverseMatrix(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(d.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}get transposedMatrix(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(d.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}unproject(e,t,i,s,r){const o=this.scene.canvas.canvas,n=o.offsetWidth/2,a=o.offsetHeight/2;return i[0]=(e[0]-n)/n,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,d.mulMat4v4(this.inverseMatrix,i,s),d.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,d.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}destroy(){super.destroy(),this._state.destroy(),this.scene.canvas.off(this._canvasResized)}}class xt extends R{get type(){return"Ortho"}constructor(e,t={}){super(e,t),this.camera=e,this._state=new vt({matrix:d.mat4(),inverseMatrix:d.mat4(),transposedMatrix:d.mat4(),near:.1,far:1e4}),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.scale=t.scale,this.near=t.near,this.far=t.far,this._onCanvasBoundary=this.scene.canvas.on("boundary",this._needUpdate,this)}_update(){const e=this.scene,t=.5*this._scale,i=e.canvas.boundary,s=i[2],r=i[3],o=s/r;let n,a,l,A;s>r?(n=-t,a=t,l=t/o,A=-t/o):(n=-t*o,a=t*o,l=t,A=-t),d.orthoMat4c(n,a,A,l,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}set scale(e){null==e&&(e=1),e<=0&&(e=.01),this._scale=e,this._needUpdate(0),this.fire("scale",this._scale)}get scale(){return this._scale}set near(e){const t=null!=e?e:.1;this._state.near!==t&&(this._state.near=t,this._needUpdate(0),this.fire("near",this._state.near))}get near(){return this._state.near}set far(e){const t=null!=e?e:1e4;this._state.far!==t&&(this._state.far=t,this._needUpdate(0),this.fire("far",this._state.far))}get far(){return this._state.far}get matrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get inverseMatrix(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(d.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}get transposedMatrix(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(d.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}unproject(e,t,i,s,r){const o=this.scene.canvas.canvas,n=o.offsetWidth/2,a=o.offsetHeight/2;return i[0]=(e[0]-n)/n,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,d.mulMat4v4(this.inverseMatrix,i,s),d.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,d.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}destroy(){super.destroy(),this._state.destroy(),this.scene.canvas.off(this._onCanvasBoundary)}}class Bt extends R{get type(){return"Frustum"}constructor(e,t={}){super(e,t),this.camera=e,this._state=new vt({matrix:d.mat4(),inverseMatrix:d.mat4(),transposedMatrix:d.mat4(),near:.1,far:1e4}),this._left=-1,this._right=1,this._bottom=-1,this._top=1,this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.left=t.left,this.right=t.right,this.bottom=t.bottom,this.top=t.top,this.near=t.near,this.far=t.far}_update(){d.frustumMat4(this._left,this._right,this._bottom,this._top,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}set left(e){this._left=null!=e?e:-1,this._needUpdate(0),this.fire("left",this._left)}get left(){return this._left}set right(e){this._right=null!=e?e:1,this._needUpdate(0),this.fire("right",this._right)}get right(){return this._right}set top(e){this._top=null!=e?e:1,this._needUpdate(0),this.fire("top",this._top)}get top(){return this._top}set bottom(e){this._bottom=null!=e?e:-1,this._needUpdate(0),this.fire("bottom",this._bottom)}get bottom(){return this._bottom}set near(e){this._state.near=null!=e?e:.1,this._needUpdate(0),this.fire("near",this._state.near)}get near(){return this._state.near}set far(e){this._state.far=null!=e?e:1e4,this._needUpdate(0),this.fire("far",this._state.far)}get far(){return this._state.far}get matrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get inverseMatrix(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(d.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}get transposedMatrix(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(d.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}unproject(e,t,i,s,r){const o=this.scene.canvas.canvas,n=o.offsetWidth/2,a=o.offsetHeight/2;return i[0]=(e[0]-n)/n,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,d.mulMat4v4(this.inverseMatrix,i,s),d.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,d.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}destroy(){super.destroy(),this._state.destroy(),super.destroy()}}class wt extends R{get type(){return"CustomProjection"}constructor(e,t={}){super(e,t),this.camera=e,this._state=new vt({matrix:d.mat4(),inverseMatrix:d.mat4(),transposedMatrix:d.mat4()}),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!1,this.matrix=t.matrix}set matrix(e){this._state.matrix.set(e||[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}get matrix(){return this._state.matrix}get inverseMatrix(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(d.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}get transposedMatrix(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(d.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}unproject(e,t,i,s,r){const o=this.scene.canvas.canvas,n=o.offsetWidth/2,a=o.offsetHeight/2;return i[0]=(e[0]-n)/n,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,d.mulMat4v4(this.inverseMatrix,i,s),d.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1,d.mulMat4v4(this.camera.inverseViewMatrix,s,r),r}destroy(){super.destroy(),this._state.destroy()}}const Pt=d.vec3(),Ct=d.vec3(),Mt=d.vec3(),Et=d.vec3(),Ft=d.vec3(),It=d.vec3(),Dt=d.vec4(),St=d.vec4(),Tt=d.vec4(),Rt=d.mat4(),Lt=d.mat4(),Ut=d.vec3(),Ot=d.vec3(),kt=d.vec3(),Nt=d.vec3();class Qt extends R{get type(){return"Camera"}constructor(e,t={}){super(e,t),this._state=new vt({deviceMatrix:d.mat4(),hasDeviceMatrix:!1,matrix:d.mat4(),normalMatrix:d.mat4(),inverseMatrix:d.mat4()}),this._perspective=new yt(this),this._ortho=new xt(this),this._frustum=new Bt(this),this._customProjection=new wt(this),this._project=this._perspective,this._eye=d.vec3([0,0,10]),this._look=d.vec3([0,0,0]),this._up=d.vec3([0,1,0]),this._worldUp=d.vec3([0,1,0]),this._worldRight=d.vec3([1,0,0]),this._worldForward=d.vec3([0,0,-1]),this.deviceMatrix=t.deviceMatrix,this.eye=t.eye,this.look=t.look,this.up=t.up,this.worldAxis=t.worldAxis,this.gimbalLock=t.gimbalLock,this.constrainPitch=t.constrainPitch,this.projection=t.projection,this._perspective.on("matrix",(()=>{"perspective"===this._projectionType&&this.fire("projMatrix",this._perspective.matrix)})),this._ortho.on("matrix",(()=>{"ortho"===this._projectionType&&this.fire("projMatrix",this._ortho.matrix)})),this._frustum.on("matrix",(()=>{"frustum"===this._projectionType&&this.fire("projMatrix",this._frustum.matrix)})),this._customProjection.on("matrix",(()=>{"customProjection"===this._projectionType&&this.fire("projMatrix",this._customProjection.matrix)}))}_update(){const e=this._state;let t;"ortho"===this.projection?(d.subVec3(this._eye,this._look,Ut),d.normalizeVec3(Ut,Ot),d.mulVec3Scalar(Ot,1e3,kt),d.addVec3(this._look,kt,Nt),t=Nt):t=this._eye,e.hasDeviceMatrix?(d.lookAtMat4v(t,this._look,this._up,Lt),d.mulMat4(e.deviceMatrix,Lt,e.matrix)):d.lookAtMat4v(t,this._look,this._up,e.matrix),d.inverseMat4(this._state.matrix,this._state.inverseMatrix),d.transposeMat4(this._state.inverseMatrix,this._state.normalMatrix),this.glRedraw(),this.fire("matrix",this._state.matrix),this.fire("viewMatrix",this._state.matrix)}orbitYaw(e){let t=d.subVec3(this._eye,this._look,Pt);d.rotationMat4v(.0174532925*e,this._gimbalLock?this._worldUp:this._up,Rt),t=d.transformPoint3(Rt,t,Ct),this.eye=d.addVec3(this._look,t,Mt),this.up=d.transformPoint3(Rt,this._up,Et)}orbitPitch(e){if(this._constrainPitch&&(e=d.dotVec3(this._up,this._worldUp)/d.DEGTORAD)<1)return;let t=d.subVec3(this._eye,this._look,Pt);const i=d.cross3Vec3(d.normalizeVec3(t,Ct),d.normalizeVec3(this._up,Mt));d.rotationMat4v(.0174532925*e,i,Rt),t=d.transformPoint3(Rt,t,Et),this.up=d.transformPoint3(Rt,this._up,Ft),this.eye=d.addVec3(t,this._look,It)}yaw(e){let t=d.subVec3(this._look,this._eye,Pt);d.rotationMat4v(.0174532925*e,this._gimbalLock?this._worldUp:this._up,Rt),t=d.transformPoint3(Rt,t,Ct),this.look=d.addVec3(t,this._eye,Mt),this._gimbalLock&&(this.up=d.transformPoint3(Rt,this._up,Et))}pitch(e){if(this._constrainPitch&&(e=d.dotVec3(this._up,this._worldUp)/d.DEGTORAD)<1)return;let t=d.subVec3(this._look,this._eye,Pt);const i=d.cross3Vec3(d.normalizeVec3(t,Ct),d.normalizeVec3(this._up,Mt));d.rotationMat4v(.0174532925*e,i,Rt),this.up=d.transformPoint3(Rt,this._up,It),t=d.transformPoint3(Rt,t,Et),this.look=d.addVec3(t,this._eye,Ft)}pan(e){const t=d.subVec3(this._eye,this._look,Pt),i=[0,0,0];let s;if(0!==e[0]){const r=d.cross3Vec3(d.normalizeVec3(t,[]),d.normalizeVec3(this._up,Ct));s=d.mulVec3Scalar(r,e[0]),i[0]+=s[0],i[1]+=s[1],i[2]+=s[2]}0!==e[1]&&(s=d.mulVec3Scalar(d.normalizeVec3(this._up,Mt),e[1]),i[0]+=s[0],i[1]+=s[1],i[2]+=s[2]),0!==e[2]&&(s=d.mulVec3Scalar(d.normalizeVec3(t,Et),e[2]),i[0]+=s[0],i[1]+=s[1],i[2]+=s[2]),this.eye=d.addVec3(this._eye,i,Ft),this.look=d.addVec3(this._look,i,It)}zoom(e){const t=d.subVec3(this._eye,this._look,Pt),i=Math.abs(d.lenVec3(t,Ct)),s=Math.abs(i+e);if(s<.5)return;const r=d.normalizeVec3(t,Mt);this.eye=d.addVec3(this._look,d.mulVec3Scalar(r,s),Et)}set eye(e){this._eye.set(e||[0,0,10]),this._needUpdate(0),this.fire("eye",this._eye)}get eye(){return this._eye}set look(e){this._look.set(e||[0,0,0]),this._needUpdate(0),this.fire("look",this._look)}get look(){return this._look}set up(e){this._up.set(e||[0,1,0]),this._needUpdate(0),this.fire("up",this._up)}get up(){return this._up}set deviceMatrix(e){this._state.deviceMatrix.set(e||[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]),this._state.hasDeviceMatrix=!!e,this._needUpdate(0),this.fire("deviceMatrix",this._state.deviceMatrix)}get deviceMatrix(){return this._state.deviceMatrix}set worldAxis(e){e=e||[1,0,0,0,1,0,0,0,1],this._worldAxis?this._worldAxis.set(e):this._worldAxis=d.vec3(e),this._worldRight[0]=this._worldAxis[0],this._worldRight[1]=this._worldAxis[1],this._worldRight[2]=this._worldAxis[2],this._worldUp[0]=this._worldAxis[3],this._worldUp[1]=this._worldAxis[4],this._worldUp[2]=this._worldAxis[5],this._worldForward[0]=this._worldAxis[6],this._worldForward[1]=this._worldAxis[7],this._worldForward[2]=this._worldAxis[8],this.fire("worldAxis",this._worldAxis)}get worldAxis(){return this._worldAxis}get worldUp(){return this._worldUp}get xUp(){return this._worldUp[0]>this._worldUp[1]&&this._worldUp[0]>this._worldUp[2]}get yUp(){return this._worldUp[1]>this._worldUp[0]&&this._worldUp[1]>this._worldUp[2]}get zUp(){return this._worldUp[2]>this._worldUp[0]&&this._worldUp[2]>this._worldUp[1]}get worldRight(){return this._worldRight}get worldForward(){return this._worldForward}set gimbalLock(e){this._gimbalLock=!1!==e,this.fire("gimbalLock",this._gimbalLock)}get gimbalLock(){return this._gimbalLock}set constrainPitch(e){this._constrainPitch=!!e,this.fire("constrainPitch",this._constrainPitch)}get eyeLookDist(){return d.lenVec3(d.subVec3(this._look,this._eye,Pt))}get matrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get viewMatrix(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}get normalMatrix(){return this._updateScheduled&&this._doUpdate(),this._state.normalMatrix}get viewNormalMatrix(){return this._updateScheduled&&this._doUpdate(),this._state.normalMatrix}get inverseViewMatrix(){return this._updateScheduled&&this._doUpdate(),this._state.inverseMatrix}get projMatrix(){return this[this.projection].matrix}get perspective(){return this._perspective}get ortho(){return this._ortho}get frustum(){return this._frustum}get customProjection(){return this._customProjection}set projection(e){e=e||"perspective",this._projectionType!==e&&("perspective"===e?this._project=this._perspective:"ortho"===e?this._project=this._ortho:"frustum"===e?this._project=this._frustum:"customProjection"===e?this._project=this._customProjection:(this.error("Unsupported value for 'projection': "+e+" defaulting to 'perspective'"),this._project=this._perspective,e="perspective"),this._project._update(),this._projectionType=e,this.glRedraw(),this._update(),this.fire("dirty"),this.fire("projection",this._projectionType),this.fire("projMatrix",this._project.matrix))}get projection(){return this._projectionType}get project(){return this._project}projectWorldPos(e){const t=Dt,i=St,s=Tt;t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=1,d.mulMat4v4(this.viewMatrix,t,i),d.mulMat4v4(this.projMatrix,i,s),d.mulVec3Scalar(s,1/s[3]),s[3]=1,s[1]*=-1;const r=this.scene.canvas.canvas,o=r.offsetWidth/2,n=r.offsetHeight/2;return[s[0]*o+o,s[1]*n+n]}destroy(){super.destroy(),this._state.destroy()}}class Vt extends R{get type(){return"Light"}get isLight(){return!0}constructor(e,t={}){super(e,t)}}class Ht extends Vt{get type(){return"DirLight"}constructor(e,t={}){super(e,t),this._shadowRenderBuf=null,this._shadowViewMatrix=null,this._shadowProjMatrix=null,this._shadowViewMatrixDirty=!0,this._shadowProjMatrixDirty=!0;const i=this.scene.camera,s=this.scene.canvas;this._onCameraViewMatrix=i.on("viewMatrix",(()=>{this._shadowViewMatrixDirty=!0})),this._onCameraProjMatrix=i.on("projMatrix",(()=>{this._shadowProjMatrixDirty=!0})),this._onCanvasBoundary=s.on("boundary",(()=>{this._shadowProjMatrixDirty=!0})),this._state=new vt({type:"dir",dir:d.vec3([1,1,1]),color:d.vec3([.7,.7,.8]),intensity:1,space:t.space||"view",castsShadow:!1,getShadowViewMatrix:()=>{if(this._shadowViewMatrixDirty){this._shadowViewMatrix||(this._shadowViewMatrix=d.identityMat4());const e=this.scene.camera,t=this._state.dir,i=e.look,s=[i[0]-t[0],i[1]-t[1],i[2]-t[2]],r=[0,1,0];d.lookAtMat4v(s,i,r,this._shadowViewMatrix),this._shadowViewMatrixDirty=!1}return this._shadowViewMatrix},getShadowProjMatrix:()=>(this._shadowProjMatrixDirty&&(this._shadowProjMatrix||(this._shadowProjMatrix=d.identityMat4()),d.orthoMat4c(-40,40,-40,40,-40,80,this._shadowProjMatrix),this._shadowProjMatrixDirty=!1),this._shadowProjMatrix),getShadowRenderBuf:()=>(this._shadowRenderBuf||(this._shadowRenderBuf=new dt(this.scene.canvas.canvas,this.scene.canvas.gl,{size:[1024,1024]})),this._shadowRenderBuf)}),this.dir=t.dir,this.color=t.color,this.intensity=t.intensity,this.castsShadow=t.castsShadow,this.scene._lightCreated(this)}set dir(e){this._state.dir.set(e||[1,1,1]),this._shadowViewMatrixDirty=!0,this.glRedraw()}get dir(){return this._state.dir}set color(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}get color(){return this._state.color}set intensity(e){e=void 0!==e?e:1,this._state.intensity=e,this.glRedraw()}get intensity(){return this._state.intensity}set castsShadow(e){e=!!e,this._state.castsShadow!==e&&(this._state.castsShadow=e,this._shadowViewMatrixDirty=!0,this.glRedraw())}get castsShadow(){return this._state.castsShadow}destroy(){const e=this.scene.camera,t=this.scene.canvas;e.off(this._onCameraViewMatrix),e.off(this._onCameraProjMatrix),t.off(this._onCanvasBoundary),super.destroy(),this._state.destroy(),this._shadowRenderBuf&&this._shadowRenderBuf.destroy(),this.scene._lightDestroyed(this),this.glRedraw()}}class jt extends Vt{get type(){return"AmbientLight"}constructor(e,t={}){super(e,t),this._state={type:"ambient",color:d.vec3([.7,.7,.7]),intensity:1},this.color=t.color,this.intensity=t.intensity,this.scene._lightCreated(this)}set color(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}get color(){return this._state.color}set intensity(e){this._state.intensity=void 0!==e?e:1,this.glRedraw()}get intensity(){return this._state.intensity}destroy(){super.destroy(),this.scene._lightDestroyed(this)}}class Gt extends R{get type(){return"Geometry"}get isGeometry(){return!0}constructor(e,t={}){super(e,t),m.memory.meshes++}destroy(){super.destroy(),m.memory.meshes--}}var zt=function(){const e=[],t=[],i=[],s=[],r=[];let o=0;const n=new Uint16Array(3),a=new Uint16Array(3),l=new Uint16Array(3),A=d.vec3(),h=d.vec3(),c=d.vec3(),u=d.vec3(),p=d.vec3(),f=d.vec3(),g=d.vec3();return function(m,_,v,b){!function(r,o){const n={};let a,l,A,h;const c=Math.pow(10,4);let u,d,p=0;for(u=0,d=r.length;u<d;u+=3)a=r[u],l=r[u+1],A=r[u+2],h=Math.round(a*c)+"_"+Math.round(l*c)+"_"+Math.round(A*c),void 0===n[h]&&(n[h]=p/3,e[p++]=a,e[p++]=l,e[p++]=A),t[u/3]=n[h];for(u=0,d=o.length;u<d;u++)s[u]=t[o[u]],i[s[u]]=o[u]}(m,_),function(t,i){o=0;for(let m=0,_=t;m<_;m+=3){const t=3*s[m],_=3*s[m+1],v=3*s[m+2];i?(n[0]=e[t],n[1]=e[t+1],n[2]=e[t+2],a[0]=e[_],a[1]=e[_+1],a[2]=e[_+2],l[0]=e[v],l[1]=e[v+1],l[2]=e[v+2],d.decompressPosition(n,i,A),d.decompressPosition(a,i,h),d.decompressPosition(l,i,c)):(A[0]=e[t],A[1]=e[t+1],A[2]=e[t+2],h[0]=e[_],h[1]=e[_+1],h[2]=e[_+2],c[0]=e[v],c[1]=e[v+1],c[2]=e[v+2]),d.subVec3(c,h,u),d.subVec3(A,h,p),d.cross3Vec3(u,p,f),d.normalizeVec3(f,g);const b=r[o]||(r[o]={normal:d.vec3()});b.normal[0]=g[0],b.normal[1]=g[1],b.normal[2]=g[2],o++}}(_.length,v);const y=[],x=Math.cos(d.DEGTORAD*b),B={};let w,P,C,M,E,F,I,D,S,T,R,L=!1;for(let e=0,t=_.length;e<t;e+=3){const t=e/3;for(let i=0;i<3;i++)w=s[e+i],P=s[e+(i+1)%3],C=Math.min(w,P),M=Math.max(w,P),E=C+","+M,void 0===B[E]?B[E]={index1:C,index2:M,face1:t,face2:void 0}:B[E].face2=t}for(E in B)F=B[E],void 0!==F.face2&&(I=r[F.face1].normal,D=r[F.face2].normal,S=d.dotVec3(I,D),S>x)||(T=i[F.index1],R=i[F.index2],(!L&&T>65535||R>65535)&&(L=!0),y.push(T),y.push(R));return L?new Uint32Array(y):new Uint16Array(y)}}();const Wt=function(){const e=d.mat4(),t=d.mat4();return function(i,s){s=s||d.mat4();const r=i[0],o=i[1],n=i[2],a=i[3]-r,l=i[4]-o,A=i[5]-n,h=65535;return d.identityMat4(e),d.translationMat4v(i,e),d.identityMat4(t),d.scalingMat4v([a/h,l/h,A/h],t),d.mulMat4(e,t,s),s}}();var Kt=function(){const e=d.mat4(),t=d.mat4();return function(i,s,r){const o=new Uint16Array(i.length),n=new Float32Array([r[0]!==s[0]?65535/(r[0]-s[0]):0,r[1]!==s[1]?65535/(r[1]-s[1]):0,r[2]!==s[2]?65535/(r[2]-s[2]):0]);let a;for(a=0;a<i.length;a+=3)o[a+0]=Math.max(0,Math.min(65535,Math.floor((i[a+0]-s[0])*n[0]))),o[a+1]=Math.max(0,Math.min(65535,Math.floor((i[a+1]-s[1])*n[1]))),o[a+2]=Math.max(0,Math.min(65535,Math.floor((i[a+2]-s[2])*n[2])));d.identityMat4(e),d.translationMat4v(s,e),d.identityMat4(t),d.scalingMat4v([(r[0]-s[0])/65535,(r[1]-s[1])/65535,(r[2]-s[2])/65535],t);return{quantized:o,decodeMatrix:d.mulMat4(e,t,d.identityMat4())}}}();var Xt=function(){const e=d.mat3(),t=d.mat3();return function(i,s,r){const o=new Uint16Array(i.length),n=new Float32Array([65535/(r[0]-s[0]),65535/(r[1]-s[1])]);let a;for(a=0;a<i.length;a+=2)o[a+0]=Math.max(0,Math.min(65535,Math.floor((i[a+0]-s[0])*n[0]))),o[a+1]=Math.max(0,Math.min(65535,Math.floor((i[a+1]-s[1])*n[1])));d.identityMat3(e),d.translationMat3v(s,e),d.identityMat3(t),d.scalingMat3v([(r[0]-s[0])/65535,(r[1]-s[1])/65535],t);return{quantized:o,decodeMatrix:d.mulMat3(e,t,d.identityMat3())}}}();function Jt(e,t,i,s){let r=e[t]/(Math.abs(e[t])+Math.abs(e[t+1])+Math.abs(e[t+2])),o=e[t+1]/(Math.abs(e[t])+Math.abs(e[t+1])+Math.abs(e[t+2]));if(e[t+2]<0){let e=(1-Math.abs(o))*(r>=0?1:-1),t=(1-Math.abs(r))*(o>=0?1:-1);r=e,o=t}return new Int8Array([Math[i](127.5*r+(r<0?-1:0)),Math[s](127.5*o+(o<0?-1:0))])}function Yt(e){let t=e[0],i=e[1];t/=t<0?127:128,i/=i<0?127:128;const s=1-Math.abs(t)-Math.abs(i);s<0&&(t=(1-Math.abs(i))*(t>=0?1:-1),i=(1-Math.abs(t))*(i>=0?1:-1));const r=Math.sqrt(t*t+i*i+s*s);return[t/r,i/r,s/r]}function Zt(e,t,i){return e[t]*i[0]+e[t+1]*i[1]+e[t+2]*i[2]}const qt={getPositionsBounds:function(e){const t=new Float32Array(3),i=new Float32Array(3);let s,r;for(s=0;s<3;s++)t[s]=Number.MAX_VALUE,i[s]=-Number.MAX_VALUE;for(s=0;s<e.length;s+=3)for(r=0;r<3;r++)t[r]=Math.min(t[r],e[s+r]),i[r]=Math.max(i[r],e[s+r]);return{min:t,max:i}},createPositionsDecodeMatrix:Wt,compressPositions:Kt,compressPosition:function(e,t,i){const s=new Float32Array([t[3]!==t[0]?65535/(t[3]-t[0]):0,t[4]!==t[1]?65535/(t[4]-t[1]):0,t[5]!==t[2]?65535/(t[5]-t[2]):0]);i[0]=Math.max(0,Math.min(65535,Math.floor((e[0]-t[0])*s[0]))),i[1]=Math.max(0,Math.min(65535,Math.floor((e[1]-t[1])*s[1]))),i[2]=Math.max(0,Math.min(65535,Math.floor((e[2]-t[2])*s[2])))},decompressPositions:function(e,t,i=new Float32Array(e.length)){for(let s=0,r=e.length;s<r;s+=3)i[s+0]=e[s+0]*t[0]+t[12],i[s+1]=e[s+1]*t[5]+t[13],i[s+2]=e[s+2]*t[10]+t[14];return i},decompressPosition:function(e,t,i){return i[0]=e[0]*t[0]+t[12],i[1]=e[1]*t[5]+t[13],i[2]=e[2]*t[10]+t[14],i},decompressAABB:function(e,t,i=e){return i[0]=e[0]*t[0]+t[12],i[1]=e[1]*t[5]+t[13],i[2]=e[2]*t[10]+t[14],i[3]=e[3]*t[0]+t[12],i[4]=e[4]*t[5]+t[13],i[5]=e[5]*t[10]+t[14],i},getUVBounds:function(e){const t=new Float32Array(2),i=new Float32Array(2);let s,r;for(s=0;s<2;s++)t[s]=Number.MAX_VALUE,i[s]=-Number.MAX_VALUE;for(s=0;s<e.length;s+=2)for(r=0;r<2;r++)t[r]=Math.min(t[r],e[s+r]),i[r]=Math.max(i[r],e[s+r]);return{min:t,max:i}},compressUVs:Xt,decompressUVs:function(e,t,i=new Float32Array(e.length)){for(let s=0,r=e.length;s<r;s+=3)i[s+0]=e[s+0]*t[0]+t[6],i[s+1]=e[s+1]*t[4]+t[7];return i},decompressUV:function(e,t,i){i[0]=e[0]*t[0]+t[6],i[1]=e[1]*t[4]+t[7]},compressNormals:function(e){const t=new Int8Array(e.length);let i,s,r,o,n;for(let a=0;a<e.length;a+=3)r=i=Jt(e,a,"floor","floor"),s=Yt(i),o=n=Zt(e,a,s),i=Jt(e,a,"ceil","floor"),s=Yt(i),o=Zt(e,a,s),o>n&&(r=i,n=o),i=Jt(e,a,"floor","ceil"),s=Yt(i),o=Zt(e,a,s),o>n&&(r=i,n=o),i=Jt(e,a,"ceil","ceil"),s=Yt(i),o=Zt(e,a,s),o>n&&(r=i,n=o),t[a]=r[0],t[a+1]=r[1];return t},decompressNormals:function(e,t){for(let i=0,s=0,r=e.length;i<r;i+=2){let r=e[i+0],o=e[i+1];r=(2*r+1)/255,o=(2*o+1)/255;const n=1-Math.abs(r)-Math.abs(o);n<0&&(r=(1-Math.abs(o))*(r>=0?1:-1),o=(1-Math.abs(r))*(o>=0?1:-1));const a=Math.sqrt(r*r+o*o+n*n);t[s+0]=r/a,t[s+1]=o/a,t[s+2]=n/a,s+=3}return t},decompressNormal:function(e,t){let i=e[0],s=e[1];i=(2*i+1)/255,s=(2*s+1)/255;const r=1-Math.abs(i)-Math.abs(s);r<0&&(i=(1-Math.abs(s))*(i>=0?1:-1),s=(1-Math.abs(i))*(s>=0?1:-1));const o=Math.sqrt(i*i+s*s+r*r);return t[0]=i/o,t[1]=s/o,t[2]=r/o,t}},$t=m.memory,ei=d.AABB3();class ti extends Gt{get type(){return"ReadableGeometry"}get isReadableGeometry(){return!0}constructor(e,t={}){super(e,t),this._state=new vt({compressGeometry:!!t.compressGeometry,primitive:null,primitiveName:null,positions:null,normals:null,colors:null,uv:null,indices:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,positionsBuf:null,normalsBuf:null,colorsbuf:null,uvBuf:null,indicesBuf:null,hash:""}),this._numTriangles=0,this._edgeThreshold=t.edgeThreshold||10,this._edgeIndicesBuf=null,this._pickTrianglePositionsBuf=null,this._pickTriangleColorsBuf=null,this._aabbDirty=!0,this._boundingSphere=!0,this._aabb=null,this._aabbDirty=!0,this._obb=null,this._obbDirty=!0;const i=this._state,s=this.scene.canvas.gl;switch(t.primitive=t.primitive||"triangles",t.primitive){case"points":i.primitive=s.POINTS,i.primitiveName=t.primitive;break;case"lines":i.primitive=s.LINES,i.primitiveName=t.primitive;break;case"line-loop":i.primitive=s.LINE_LOOP,i.primitiveName=t.primitive;break;case"line-strip":i.primitive=s.LINE_STRIP,i.primitiveName=t.primitive;break;case"triangles":i.primitive=s.TRIANGLES,i.primitiveName=t.primitive;break;case"triangle-strip":i.primitive=s.TRIANGLE_STRIP,i.primitiveName=t.primitive;break;case"triangle-fan":i.primitive=s.TRIANGLE_FAN,i.primitiveName=t.primitive;break;default:this.error("Unsupported value for 'primitive': '"+t.primitive+"' - supported values are 'points', 'lines', 'line-loop', 'line-strip', 'triangles', 'triangle-strip' and 'triangle-fan'. Defaulting to 'triangles'."),i.primitive=s.TRIANGLES,i.primitiveName=t.primitive}if(t.positions)if(this._state.compressGeometry){const e=qt.getPositionsBounds(t.positions),s=qt.compressPositions(t.positions,e.min,e.max);i.positions=s.quantized,i.positionsDecodeMatrix=s.decodeMatrix}else i.positions=t.positions.constructor===Float32Array?t.positions:new Float32Array(t.positions);if(t.colors&&(i.colors=t.colors.constructor===Float32Array?t.colors:new Float32Array(t.colors)),t.uv)if(this._state.compressGeometry){const e=qt.getUVBounds(t.uv),s=qt.compressUVs(t.uv,e.min,e.max);i.uv=s.quantized,i.uvDecodeMatrix=s.decodeMatrix}else i.uv=t.uv.constructor===Float32Array?t.uv:new Float32Array(t.uv);t.normals&&(this._state.compressGeometry?i.normals=qt.compressNormals(t.normals):i.normals=t.normals.constructor===Float32Array?t.normals:new Float32Array(t.normals)),t.indices&&(i.indices=t.indices.constructor===Uint32Array||t.indices.constructor===Uint16Array?t.indices:new Uint32Array(t.indices),"triangles"===this._state.primitiveName&&(this._numTriangles=t.indices.length/3)),this._buildHash(),$t.meshes++,this._buildVBOs()}_buildVBOs(){const e=this._state,t=this.scene.canvas.gl;if(e.indices&&(e.indicesBuf=new $e(t,t.ELEMENT_ARRAY_BUFFER,e.indices,e.indices.length,1,t.STATIC_DRAW),$t.indices+=e.indicesBuf.numItems),e.positions&&(e.positionsBuf=new $e(t,t.ARRAY_BUFFER,e.positions,e.positions.length,3,t.STATIC_DRAW),$t.positions+=e.positionsBuf.numItems),e.normals){let i=e.compressGeometry;e.normalsBuf=new $e(t,t.ARRAY_BUFFER,e.normals,e.normals.length,3,t.STATIC_DRAW,i),$t.normals+=e.normalsBuf.numItems}e.colors&&(e.colorsBuf=new $e(t,t.ARRAY_BUFFER,e.colors,e.colors.length,4,t.STATIC_DRAW),$t.colors+=e.colorsBuf.numItems),e.uv&&(e.uvBuf=new $e(t,t.ARRAY_BUFFER,e.uv,e.uv.length,2,t.STATIC_DRAW),$t.uvs+=e.uvBuf.numItems)}_buildHash(){const e=this._state,t=["/g"];t.push("/"+e.primitive+";"),e.positions&&t.push("p"),e.colors&&t.push("c"),(e.normals||e.autoVertexNormals)&&t.push("n"),e.uv&&t.push("u"),e.compressGeometry&&t.push("cp"),t.push(";"),e.hash=t.join("")}_getEdgeIndices(){return this._edgeIndicesBuf||this._buildEdgeIndices(),this._edgeIndicesBuf}_getPickTrianglePositions(){return this._pickTrianglePositionsBuf||this._buildPickTriangleVBOs(),this._pickTrianglePositionsBuf}_getPickTriangleColors(){return this._pickTriangleColorsBuf||this._buildPickTriangleVBOs(),this._pickTriangleColorsBuf}_buildEdgeIndices(){const e=this._state;if(!e.positions||!e.indices)return;const t=this.scene.canvas.gl,i=zt(e.positions,e.indices,e.positionsDecodeMatrix,this._edgeThreshold);this._edgeIndicesBuf=new $e(t,t.ELEMENT_ARRAY_BUFFER,i,i.length,1,t.STATIC_DRAW),$t.indices+=this._edgeIndicesBuf.numItems}_buildPickTriangleVBOs(){const e=this._state;if(!e.positions||!e.indices)return;const t=this.scene.canvas.gl,i=d.buildPickTriangles(e.positions,e.indices,e.compressGeometry),s=i.positions,r=i.colors;this._pickTrianglePositionsBuf=new $e(t,t.ARRAY_BUFFER,s,s.length,3,t.STATIC_DRAW),this._pickTriangleColorsBuf=new $e(t,t.ARRAY_BUFFER,r,r.length,4,t.STATIC_DRAW,!0),$t.positions+=this._pickTrianglePositionsBuf.numItems,$t.colors+=this._pickTriangleColorsBuf.numItems}_buildPickVertexVBOs(){}_webglContextLost(){this._sceneVertexBufs&&this._sceneVertexBufs.webglContextLost()}_webglContextRestored(){this._sceneVertexBufs&&this._sceneVertexBufs.webglContextRestored(),this._buildVBOs(),this._edgeIndicesBuf=null,this._pickVertexPositionsBuf=null,this._pickTrianglePositionsBuf=null,this._pickTriangleColorsBuf=null,this._pickVertexPositionsBuf=null,this._pickVertexColorsBuf=null}get primitive(){return this._state.primitiveName}get compressGeometry(){return this._state.compressGeometry}get positions(){return this._state.positions?this._state.compressGeometry?(this._decompressedPositions||(this._decompressedPositions=new Float32Array(this._state.positions.length),qt.decompressPositions(this._state.positions,this._state.positionsDecodeMatrix,this._decompressedPositions)),this._decompressedPositions):this._state.positions:null}set positions(e){const t=this._state,i=t.positions;if(i)if(i.length===e.length){if(this._state.compressGeometry){const i=qt.getPositionsBounds(e),s=qt.compressPositions(e,i.min,i.max);e=s.quantized,t.positionsDecodeMatrix=s.decodeMatrix}i.set(e),t.positionsBuf&&t.positionsBuf.setData(i),this._setAABBDirty(),this.glRedraw()}else this.error("can't update geometry positions - new positions are wrong length");else this.error("can't update geometry positions - geometry has no positions")}get normals(){if(this._state.normals){if(!this._state.compressGeometry)return this._state.normals;if(!this._decompressedNormals){const e=this._state.normals.length,t=e+e/2;this._decompressedNormals=new Float32Array(t),qt.decompressNormals(this._state.normals,this._decompressedNormals)}return this._decompressedNormals}}set normals(e){if(this._state.compressGeometry)return void this.error("can't update geometry normals - quantized geometry is immutable");const t=this._state,i=t.normals;i?i.length===e.length?(i.set(e),t.normalsBuf&&t.normalsBuf.setData(i),this.glRedraw()):this.error("can't update geometry normals - new normals are wrong length"):this.error("can't update geometry normals - geometry has no normals")}get uv(){return this._state.uv?this._state.compressGeometry?(this._decompressedUV||(this._decompressedUV=new Float32Array(this._state.uv.length),qt.decompressUVs(this._state.uv,this._state.uvDecodeMatrix,this._decompressedUV)),this._decompressedUV):this._state.uv:null}set uv(e){if(this._state.compressGeometry)return void this.error("can't update geometry UVs - quantized geometry is immutable");const t=this._state,i=t.uv;i?i.length===e.length?(i.set(e),t.uvBuf&&t.uvBuf.setData(i),this.glRedraw()):this.error("can't update geometry UVs - new UVs are wrong length"):this.error("can't update geometry UVs - geometry has no UVs")}get colors(){return this._state.colors}set colors(e){if(this._state.compressGeometry)return void this.error("can't update geometry colors - quantized geometry is immutable");const t=this._state,i=t.colors;i?i.length===e.length?(i.set(e),t.colorsBuf&&t.colorsBuf.setData(i),this.glRedraw()):this.error("can't update geometry colors - new colors are wrong length"):this.error("can't update geometry colors - geometry has no colors")}get indices(){return this._state.indices}get aabb(){return this._aabbDirty&&(this._aabb||(this._aabb=d.AABB3()),d.positions3ToAABB3(this._state.positions,this._aabb,this._state.positionsDecodeMatrix),this._aabbDirty=!1),this._aabb}get obb(){return this._obbDirty&&(this._obb||(this._obb=d.OBB3()),d.positions3ToAABB3(this._state.positions,ei,this._state.positionsDecodeMatrix),d.AABB3ToOBB3(ei,this._obb),this._obbDirty=!1),this._obb}get numTriangles(){return this._numTriangles}_setAABBDirty(){this._aabbDirty||(this._aabbDirty=!0,this._aabbDirty=!0,this._obbDirty=!0)}_getState(){return this._state}destroy(){super.destroy();const e=this._state;e.indicesBuf&&e.indicesBuf.destroy(),e.positionsBuf&&e.positionsBuf.destroy(),e.normalsBuf&&e.normalsBuf.destroy(),e.uvBuf&&e.uvBuf.destroy(),e.colorsBuf&&e.colorsBuf.destroy(),this._edgeIndicesBuf&&this._edgeIndicesBuf.destroy(),this._pickTrianglePositionsBuf&&this._pickTrianglePositionsBuf.destroy(),this._pickTriangleColorsBuf&&this._pickTriangleColorsBuf.destroy(),this._pickVertexPositionsBuf&&this._pickVertexPositionsBuf.destroy(),this._pickVertexColorsBuf&&this._pickVertexColorsBuf.destroy(),e.destroy(),$t.meshes--}}function ii(e={}){let t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);let i=e.ySize||1;i<0&&(console.error("negative ySize not allowed - will invert"),i*=-1);let s=e.zSize||1;s<0&&(console.error("negative zSize not allowed - will invert"),s*=-1);const r=e.center,o=r?r[0]:0,n=r?r[1]:0,a=r?r[2]:0,l=-t+o,A=-i+n,h=-s+a,c=t+o,u=i+n,d=s+a;return y.apply(e,{positions:[c,u,d,l,u,d,l,A,d,c,A,d,c,u,d,c,A,d,c,A,h,c,u,h,c,u,d,c,u,h,l,u,h,l,u,d,l,u,d,l,u,h,l,A,h,l,A,d,l,A,h,c,A,h,c,A,d,l,A,d,c,A,h,l,A,h,l,u,h,c,u,h],normals:[0,0,1,0,0,1,0,0,1,0,0,1,1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1],uv:[1,0,0,0,0,1,1,1,0,0,0,1,1,1,1,0,1,1,1,0,0,0,0,1,1,0,0,0,0,1,1,1,0,1,1,1,1,0,0,0,0,1,1,1,1,0,0,0],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]})}class si extends R{get type(){return"Material"}constructor(e,t={}){super(e,t),m.memory.materials++}destroy(){super.destroy(),m.memory.materials--}}const ri={opaque:0,mask:1,blend:2},oi=["opaque","mask","blend"];class ni extends si{get type(){return"PhongMaterial"}constructor(e,t={}){super(e,t),this._state=new vt({type:"PhongMaterial",ambient:d.vec3([1,1,1]),diffuse:d.vec3([1,1,1]),specular:d.vec3([1,1,1]),emissive:d.vec3([0,0,0]),alpha:null,shininess:null,reflectivity:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),this.ambient=t.ambient,this.diffuse=t.diffuse,this.specular=t.specular,this.emissive=t.emissive,this.alpha=t.alpha,this.shininess=t.shininess,this.reflectivity=t.reflectivity,this.lineWidth=t.lineWidth,this.pointSize=t.pointSize,t.ambientMap&&(this._ambientMap=this._checkComponent("Texture",t.ambientMap)),t.diffuseMap&&(this._diffuseMap=this._checkComponent("Texture",t.diffuseMap)),t.specularMap&&(this._specularMap=this._checkComponent("Texture",t.specularMap)),t.emissiveMap&&(this._emissiveMap=this._checkComponent("Texture",t.emissiveMap)),t.alphaMap&&(this._alphaMap=this._checkComponent("Texture",t.alphaMap)),t.reflectivityMap&&(this._reflectivityMap=this._checkComponent("Texture",t.reflectivityMap)),t.normalMap&&(this._normalMap=this._checkComponent("Texture",t.normalMap)),t.occlusionMap&&(this._occlusionMap=this._checkComponent("Texture",t.occlusionMap)),t.diffuseFresnel&&(this._diffuseFresnel=this._checkComponent("Fresnel",t.diffuseFresnel)),t.specularFresnel&&(this._specularFresnel=this._checkComponent("Fresnel",t.specularFresnel)),t.emissiveFresnel&&(this._emissiveFresnel=this._checkComponent("Fresnel",t.emissiveFresnel)),t.alphaFresnel&&(this._alphaFresnel=this._checkComponent("Fresnel",t.alphaFresnel)),t.reflectivityFresnel&&(this._reflectivityFresnel=this._checkComponent("Fresnel",t.reflectivityFresnel)),this.alphaMode=t.alphaMode,this.alphaCutoff=t.alphaCutoff,this.backfaces=t.backfaces,this.frontface=t.frontface,this._makeHash()}_makeHash(){const e=this._state,t=["/p"];this._normalMap&&(t.push("/nm"),this._normalMap.hasMatrix&&t.push("/mat")),this._ambientMap&&(t.push("/am"),this._ambientMap.hasMatrix&&t.push("/mat"),t.push("/"+this._ambientMap.encoding)),this._diffuseMap&&(t.push("/dm"),this._diffuseMap.hasMatrix&&t.push("/mat"),t.push("/"+this._diffuseMap.encoding)),this._specularMap&&(t.push("/sm"),this._specularMap.hasMatrix&&t.push("/mat")),this._emissiveMap&&(t.push("/em"),this._emissiveMap.hasMatrix&&t.push("/mat"),t.push("/"+this._emissiveMap.encoding)),this._alphaMap&&(t.push("/opm"),this._alphaMap.hasMatrix&&t.push("/mat")),this._reflectivityMap&&(t.push("/rm"),this._reflectivityMap.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap.hasMatrix&&t.push("/mat")),this._diffuseFresnel&&t.push("/df"),this._specularFresnel&&t.push("/sf"),this._emissiveFresnel&&t.push("/ef"),this._alphaFresnel&&t.push("/of"),this._reflectivityFresnel&&t.push("/rf"),t.push(";"),e.hash=t.join("")}set ambient(e){let t=this._state.ambient;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.ambient=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}get ambient(){return this._state.ambient}set diffuse(e){let t=this._state.diffuse;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.diffuse=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get diffuse(){return this._state.diffuse}set specular(e){let t=this._state.specular;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.specular=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get specular(){return this._state.specular}set emissive(e){let t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}get emissive(){return this._state.emissive}set alpha(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}get alpha(){return this._state.alpha}set shininess(e){this._state.shininess=void 0!==e?e:80,this.glRedraw()}get shininess(){return this._state.shininess}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set pointSize(e){this._state.pointSize=e||1,this.glRedraw()}get pointSize(){return this._state.pointSize}set reflectivity(e){this._state.reflectivity=void 0!==e?e:1,this.glRedraw()}get reflectivity(){return this._state.reflectivity}get normalMap(){return this._normalMap}get ambientMap(){return this._ambientMap}get diffuseMap(){return this._diffuseMap}get specularMap(){return this._specularMap}get emissiveMap(){return this._emissiveMap}get alphaMap(){return this._alphaMap}get reflectivityMap(){return this._reflectivityMap}get occlusionMap(){return this._occlusionMap}get diffuseFresnel(){return this._diffuseFresnel}get specularFresnel(){return this._specularFresnel}get emissiveFresnel(){return this._emissiveFresnel}get alphaFresnel(){return this._alphaFresnel}get reflectivityFresnel(){return this._reflectivityFresnel}set alphaMode(e){let t=ri[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" - defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}get alphaMode(){return oi[this._state.alphaMode]}set alphaCutoff(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}get alphaCutoff(){return this._state.alphaCutoff}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set frontface(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}get frontface(){return this._state.frontface?"ccw":"cw"}destroy(){super.destroy(),this._state.destroy()}}const ai={default:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.2,.2,.2],edgeAlpha:.5,edgeWidth:1},defaultWhiteBG:{fill:!0,fillColor:[1,1,1],fillAlpha:.6,edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultLightBG:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.2,.2,.2],edgeAlpha:.5,edgeWidth:1},defaultDarkBG:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.5,.5,.5],edgeAlpha:.5,edgeWidth:1},phosphorous:{fill:!0,fillColor:[0,0,0],fillAlpha:.4,edges:!0,edgeColor:[.9,.9,.9],edgeAlpha:.5,edgeWidth:2},sunset:{fill:!0,fillColor:[.9,.9,.6],fillAlpha:.2,edges:!0,edgeColor:[.9,.9,.9],edgeAlpha:.5,edgeWidth:1},vectorscope:{fill:!0,fillColor:[0,0,0],fillAlpha:.7,edges:!0,edgeColor:[.2,1,.2],edgeAlpha:1,edgeWidth:2},battlezone:{fill:!0,fillColor:[0,0,0],fillAlpha:1,edges:!0,edgeColor:[.2,1,.2],edgeAlpha:1,edgeWidth:3},sepia:{fill:!0,fillColor:[.970588207244873,.7965892553329468,.6660899519920349],fillAlpha:.4,edges:!0,edgeColor:[.529411792755127,.4577854573726654,.4100345969200134],edgeAlpha:1,edgeWidth:1},yellowHighlight:{fill:!0,fillColor:[1,1,0],fillAlpha:.5,edges:!0,edgeColor:[1,1,1],edgeAlpha:1,edgeWidth:1},greenSelected:{fill:!0,fillColor:[0,1,0],fillAlpha:.5,edges:!0,edgeColor:[1,1,1],edgeAlpha:1,edgeWidth:1},gamegrid:{fill:!0,fillColor:[.2,.2,.7],fillAlpha:.9,edges:!0,edgeColor:[.4,.4,1.6],edgeAlpha:.8,edgeWidth:3}};class li extends si{get type(){return"EmphasisMaterial"}get presets(){return ai}constructor(e,t={}){super(e,t),this._state=new vt({type:"EmphasisMaterial",fill:null,fillColor:null,fillAlpha:null,edges:null,edgeColor:null,edgeAlpha:null,edgeWidth:null,backfaces:!0,glowThrough:!0}),this._preset="default",t.preset?(this.preset=t.preset,void 0!==t.fill&&(this.fill=t.fill),t.fillColor&&(this.fillColor=t.fillColor),void 0!==t.fillAlpha&&(this.fillAlpha=t.fillAlpha),void 0!==t.edges&&(this.edges=t.edges),t.edgeColor&&(this.edgeColor=t.edgeColor),void 0!==t.edgeAlpha&&(this.edgeAlpha=t.edgeAlpha),void 0!==t.edgeWidth&&(this.edgeWidth=t.edgeWidth),void 0!==t.backfaces&&(this.backfaces=t.backfaces),void 0!==t.glowThrough&&(this.glowThrough=t.glowThrough)):(this.fill=t.fill,this.fillColor=t.fillColor,this.fillAlpha=t.fillAlpha,this.edges=t.edges,this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this.backfaces=t.backfaces,this.glowThrough=t.glowThrough)}set fill(e){e=!1!==e,this._state.fill!==e&&(this._state.fill=e,this.glRedraw())}get fill(){return this._state.fill}set fillColor(e){let t=this._state.fillColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.fillColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.4,t[1]=.4,t[2]=.4),this.glRedraw()}get fillColor(){return this._state.fillColor}set fillAlpha(e){e=null!=e?e:.2,this._state.fillAlpha!==e&&(this._state.fillAlpha=e,this.glRedraw())}get fillAlpha(){return this._state.fillAlpha}set edges(e){e=!1!==e,this._state.edges!==e&&(this._state.edges=e,this.glRedraw())}get edges(){return this._state.edges}set edgeColor(e){let t=this._state.edgeColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.edgeColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}get edgeColor(){return this._state.edgeColor}set edgeAlpha(e){e=null!=e?e:.5,this._state.edgeAlpha!==e&&(this._state.edgeAlpha=e,this.glRedraw())}get edgeAlpha(){return this._state.edgeAlpha}set edgeWidth(e){this._state.edgeWidth=e||1,this.glRedraw()}get edgeWidth(){return this._state.edgeWidth}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set glowThrough(e){e=!1!==e,this._state.glowThrough!==e&&(this._state.glowThrough=e,this.glRedraw())}get glowThrough(){return this._state.glowThrough}set preset(e){if(e=e||"default",this._preset===e)return;const t=ai[e];t?(this.fill=t.fill,this.fillColor=t.fillColor,this.fillAlpha=t.fillAlpha,this.edges=t.edges,this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this.glowThrough=t.glowThrough,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(ai).join(", "))}get preset(){return this._preset}destroy(){super.destroy(),this._state.destroy()}}const Ai={default:{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1},defaultWhiteBG:{edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultLightBG:{edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultDarkBG:{edgeColor:[.5,.5,.5],edgeAlpha:1,edgeWidth:1}};class hi extends si{get type(){return"EdgeMaterial"}get presets(){return Ai}constructor(e,t={}){super(e,t),this._state=new vt({type:"EdgeMaterial",edges:null,edgeColor:null,edgeAlpha:null,edgeWidth:null}),this._preset="default",t.preset?(this.preset=t.preset,t.edgeColor&&(this.edgeColor=t.edgeColor),void 0!==t.edgeAlpha&&(this.edgeAlpha=t.edgeAlpha),void 0!==t.edgeWidth&&(this.edgeWidth=t.edgeWidth)):(this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth),this.edges=!1!==t.edges}set edges(e){e=!1!==e,this._state.edges!==e&&(this._state.edges=e,this.glRedraw())}get edges(){return this._state.edges}set edgeColor(e){let t=this._state.edgeColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.edgeColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}get edgeColor(){return this._state.edgeColor}set edgeAlpha(e){e=null!=e?e:1,this._state.edgeAlpha!==e&&(this._state.edgeAlpha=e,this.glRedraw())}get edgeAlpha(){return this._state.edgeAlpha}set edgeWidth(e){this._state.edgeWidth=e||1,this.glRedraw()}get edgeWidth(){return this._state.edgeWidth}set preset(e){if(e=e||"default",this._preset===e)return;const t=Ai[e];t?(this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(Ai).join(", "))}get preset(){return this._preset}destroy(){super.destroy(),this._state.destroy()}}const ci={meters:{abbrev:"m"},metres:{abbrev:"m"},centimeters:{abbrev:"cm"},centimetres:{abbrev:"cm"},millimeters:{abbrev:"mm"},millimetres:{abbrev:"mm"},yards:{abbrev:"yd"},feet:{abbrev:"ft"},inches:{abbrev:"in"}};class ui extends R{constructor(e,t={}){super(e,t),this._units="meters",this._scale=1,this._origin=d.vec3([0,0,0]),this.units=t.units,this.scale=t.scale,this.origin=t.origin}get unitsInfo(){return ci}set units(e){e||(e="meters");ci[e]||(this.error("Unsupported value for 'units': "+e+" defaulting to 'meters'"),e="meters"),this._units=e,this.fire("units",this._units)}get units(){return this._units}set scale(e){(e=e||1)<=0?this.error("scale value should be larger than zero"):(this._scale=e,this.fire("scale",this._scale))}get scale(){return this._scale}set origin(e){if(!e)return this._origin[0]=0,this._origin[1]=0,void(this._origin[2]=0);this._origin[0]=e[0],this._origin[1]=e[1],this._origin[2]=e[2],this.fire("origin",this._origin)}get origin(){return this._origin}worldToRealPos(e,t=d.vec3(3)){t[0]=this._origin[0]+this._scale*e[0],t[1]=this._origin[1]+this._scale*e[1],t[2]=this._origin[2]+this._scale*e[2]}realToWorldPos(e,t=d.vec3(3)){return t[0]=(e[0]-this._origin[0])/this._scale,t[1]=(e[1]-this._origin[1])/this._scale,t[2]=(e[2]-this._origin[2])/this._scale,t}}class di extends R{constructor(e,t={}){super(e,t),this._supported=je.SUPPORTED_EXTENSIONS.OES_standard_derivatives,this.enabled=t.enabled,this.kernelRadius=t.kernelRadius,this.intensity=t.intensity,this.bias=t.bias,this.scale=t.scale,this.minResolution=t.minResolution,this.numSamples=t.numSamples,this.blur=t.blur,this.blendCutoff=t.blendCutoff,this.blendFactor=t.blendFactor}get supported(){return this._supported}set enabled(e){e=!!e,this._enabled!==e&&(this._enabled=e,this.glRedraw())}get enabled(){return this._enabled}get possible(){if(!this._supported)return!1;if(!this._enabled)return!1;const e=this.scene.camera.projection;return"customProjection"!==e&&"frustum"!==e}get active(){return this._active}set kernelRadius(e){null==e&&(e=100),this._kernelRadius!==e&&(this._kernelRadius=e,this.glRedraw())}get kernelRadius(){return this._kernelRadius}set intensity(e){null==e&&(e=.15),this._intensity!==e&&(this._intensity=e,this.glRedraw())}get intensity(){return this._intensity}set bias(e){null==e&&(e=.5),this._bias!==e&&(this._bias=e,this.glRedraw())}get bias(){return this._bias}set scale(e){null==e&&(e=1),this._scale!==e&&(this._scale=e,this.glRedraw())}get scale(){return this._scale}set minResolution(e){null==e&&(e=0),this._minResolution!==e&&(this._minResolution=e,this.glRedraw())}get minResolution(){return this._minResolution}set numSamples(e){null==e&&(e=10),this._numSamples!==e&&(this._numSamples=e,this.glRedraw())}get numSamples(){return this._numSamples}set blur(e){e=!1!==e,this._blur!==e&&(this._blur=e,this.glRedraw())}get blur(){return this._blur}set blendCutoff(e){null==e&&(e=.3),this._blendCutoff!==e&&(this._blendCutoff=e,this.glRedraw())}get blendCutoff(){return this._blendCutoff}set blendFactor(e){null==e&&(e=1),this._blendFactor!==e&&(this._blendFactor=e,this.glRedraw())}get blendFactor(){return this._blendFactor}destroy(){super.destroy()}}class pi extends R{constructor(e,t={}){super(e,t),this.sliceColor=t.sliceColor,this.sliceThickness=t.sliceThickness}set sliceThickness(e){null==e&&(e=0),this._sliceThickness!==e&&(this._sliceThickness=e,this.glRedraw())}get sliceThickness(){return this._sliceThickness}set sliceColor(e){null==e&&(e=[0,0,0,1]),this._sliceColor!==e&&(this._sliceColor=e,this.glRedraw())}get sliceColor(){return this._sliceColor}destroy(){super.destroy()}}const fi={default:{pointSize:4,roundPoints:!0,perspectivePoints:!0},square:{pointSize:4,roundPoints:!1,perspectivePoints:!0},round:{pointSize:4,roundPoints:!0,perspectivePoints:!0}};class gi extends si{get type(){return"PointsMaterial"}get presets(){return fi}constructor(e,t={}){super(e,t),this._state=new vt({type:"PointsMaterial",pointSize:null,roundPoints:null,perspectivePoints:null,minPerspectivePointSize:null,maxPerspectivePointSize:null,filterIntensity:null,minIntensity:null,maxIntensity:null}),t.preset?(this.preset=t.preset,void 0!==t.pointSize&&(this.pointSize=t.pointSize),void 0!==t.roundPoints&&(this.roundPoints=t.roundPoints),void 0!==t.perspectivePoints&&(this.perspectivePoints=t.perspectivePoints),void 0!==t.minPerspectivePointSize&&(this.minPerspectivePointSize=t.minPerspectivePointSize),void 0!==t.maxPerspectivePointSize&&(this.maxPerspectivePointSize=t.minPerspectivePointSize)):(this._preset="default",this.pointSize=t.pointSize,this.roundPoints=t.roundPoints,this.perspectivePoints=t.perspectivePoints,this.minPerspectivePointSize=t.minPerspectivePointSize,this.maxPerspectivePointSize=t.maxPerspectivePointSize),this.filterIntensity=t.filterIntensity,this.minIntensity=t.minIntensity,this.maxIntensity=t.maxIntensity}set pointSize(e){this._state.pointSize=e||2,this.glRedraw()}get pointSize(){return this._state.pointSize}set roundPoints(e){e=!1!==e,this._state.roundPoints!==e&&(this._state.roundPoints=e,this.scene._needRecompile=!0,this.glRedraw())}get roundPoints(){return this._state.roundPoints}set perspectivePoints(e){e=!1!==e,this._state.perspectivePoints!==e&&(this._state.perspectivePoints=e,this.scene._needRecompile=!0,this.glRedraw())}get perspectivePoints(){return this._state.perspectivePoints}set minPerspectivePointSize(e){this._state.minPerspectivePointSize=e||1,this.scene._needRecompile=!0,this.glRedraw()}get minPerspectivePointSize(){return this._state.minPerspectivePointSize}set maxPerspectivePointSize(e){this._state.maxPerspectivePointSize=e||6,this.scene._needRecompile=!0,this.glRedraw()}get maxPerspectivePointSize(){return this._state.maxPerspectivePointSize}set filterIntensity(e){e=!1!==e,this._state.filterIntensity!==e&&(this._state.filterIntensity=e,this.scene._needRecompile=!0,this.glRedraw())}get filterIntensity(){return this._state.filterIntensity}set minIntensity(e){this._state.minIntensity=null!=e?e:0,this.glRedraw()}get minIntensity(){return this._state.minIntensity}set maxIntensity(e){this._state.maxIntensity=null!=e?e:1,this.glRedraw()}get maxIntensity(){return this._state.maxIntensity}set preset(e){if(e=e||"default",this._preset===e)return;const t=fi[e];t?(this.pointSize=t.pointSize,this.roundPoints=t.roundPoints,this.perspectivePoints=t.perspectivePoints,this.minPerspectivePointSize=t.minPerspectivePointSize,this.maxPerspectivePointSize=t.maxPerspectivePointSize,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(fi).join(", "))}get preset(){return this._preset}get hash(){return[this.pointSize,this.roundPoints,this.perspectivePoints,this.minPerspectivePointSize,this.maxPerspectivePointSize,this.filterIntensity].join(";")}destroy(){super.destroy(),this._state.destroy()}}const mi={default:{lineWidth:1},thick:{lineWidth:2},thicker:{lineWidth:4}};class _i extends si{get type(){return"LinesMaterial"}get presets(){return mi}constructor(e,t={}){super(e,t),this._state=new vt({type:"LinesMaterial",lineWidth:null}),t.preset?(this.preset=t.preset,void 0!==t.lineWidth&&(this.lineWidth=t.lineWidth)):(this._preset="default",this.lineWidth=t.lineWidth)}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set preset(e){if(e=e||"default",this._preset===e)return;const t=mi[e];t?(this.lineWidth=t.lineWidth,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(mi).join(", "))}get preset(){return this._preset}get hash(){return[""+this.lineWidth].join(";")}destroy(){super.destroy(),this._state.destroy()}}function vi(e,t){const i={};let s,r;for(let o=0,n=t.length;o<n;o++)s=t[o],r=e.components[s],r?r.isEntity?i[s]=!0:e.warn("pick(): Component is not an Entity: "+s):e.warn("pick(): Component not found: "+s);return i}class bi extends R{get type(){return"Scene"}constructor(e,t={}){super(null,t);const i=t.canvasElement||document.getElementById(t.canvasId);if(!(i instanceof HTMLCanvasElement))throw"Mandatory config expected: valid canvasId or canvasElement";this._tickifiedFunctions={};const s=!!t.transparent,r=!!t.alphaDepthMask;this._aabbDirty=!0,this._readableGeometry=!!t.readableGeometryEnabled,this.viewer=e,this.occlusionTestCountdown=0,this.loading=0,this.startTime=(new Date).getTime(),this.models={},this.objects={},this._numObjects=0,this.visibleObjects={},this._numVisibleObjects=0,this.xrayedObjects={},this._numXRayedObjects=0,this.highlightedObjects={},this._numHighlightedObjects=0,this.selectedObjects={},this._numSelectedObjects=0,this.colorizedObjects={},this._numColorizedObjects=0,this.opacityObjects={},this._numOpacityObjects=0,this.offsetObjects={},this._numOffsetObjects=0,this._modelIds=null,this._objectIds=null,this._visibleObjectIds=null,this._xrayedObjectIds=null,this._highlightedObjectIds=null,this._selectedObjectIds=null,this._colorizedObjectIds=null,this._opacityObjectIds=null,this._offsetObjectIds=null,this._collidables={},this._compilables={},this._needRecompile=!1,this.types={},this.components={},this.sectionPlanes={},this.lights={},this.lightMaps={},this.reflectionMaps={},this.bitmaps={},this.lineSets={},this.realWorldOffset=t.realWorldOffset||new Float64Array([0,0,0]),this.canvas=new Ve(this,{dontClear:!0,canvas:i,spinnerElementId:t.spinnerElementId,transparent:s,webgl2:!1!==t.webgl2,contextAttr:t.contextAttr||{},backgroundColor:t.backgroundColor,backgroundColorFromAmbientLight:t.backgroundColorFromAmbientLight,premultipliedAlpha:t.premultipliedAlpha}),this.canvas.on("boundary",(()=>{this.glRedraw()})),this.canvas.on("webglContextFailed",(()=>{alert("xeokit failed to find WebGL!")})),this._renderer=new gt(this,{transparent:s,alphaDepthMask:r}),this._sectionPlanesState=new function(){this.sectionPlanes=[],this.clippingCaps=!1,this._numCachedSectionPlanes=0;let e=null;this.getHash=function(){if(e)return e;const t=this.getNumAllocatedSectionPlanes();if(this.sectionPlanes,0===t)return this.hash=";";const i=[];for(let e=0,s=t;e<s;e++)i.push("cp");return i.push(";"),e=i.join(""),e},this.addSectionPlane=function(t){this.sectionPlanes.push(t),e=null},this.removeSectionPlane=function(t){for(let i=0,s=this.sectionPlanes.length;i<s;i++)if(this.sectionPlanes[i].id===t.id)return this.sectionPlanes.splice(i,1),void(e=null)},this.setNumCachedSectionPlanes=function(t){this._numCachedSectionPlanes=t,e=null},this.getNumCachedSectionPlanes=function(){return this._numCachedSectionPlanes},this.getNumAllocatedSectionPlanes=function(){const e=this.sectionPlanes.length;return e>this._numCachedSectionPlanes?e:this._numCachedSectionPlanes}},this._sectionPlanesState.setNumCachedSectionPlanes(t.numCachedSectionPlanes||0),this._lightsState=new function(){const e=d.vec4([0,0,0,0]),t=d.vec4();this.lights=[],this.reflectionMaps=[],this.lightMaps=[];let i=null,s=null;this.getHash=function(){if(i)return i;const e=[],t=this.lights;let s;for(let i=0,r=t.length;i<r;i++)s=t[i],e.push("/"),e.push(s.type),e.push("world"===s.space?"w":"v"),s.castsShadow&&e.push("sh");return this.lightMaps.length>0&&e.push("/lm"),this.reflectionMaps.length>0&&e.push("/rm"),e.push(";"),i=e.join(""),i},this.addLight=function(e){this.lights.push(e),s=null,i=null},this.removeLight=function(e){for(let t=0,r=this.lights.length;t<r;t++){if(this.lights[t].id===e.id)return this.lights.splice(t,1),s&&s.id===e.id&&(s=null),void(i=null)}},this.addReflectionMap=function(e){this.reflectionMaps.push(e),i=null},this.removeReflectionMap=function(e){for(let t=0,s=this.reflectionMaps.length;t<s;t++)if(this.reflectionMaps[t].id===e.id)return this.reflectionMaps.splice(t,1),void(i=null)},this.addLightMap=function(e){this.lightMaps.push(e),i=null},this.removeLightMap=function(e){for(let t=0,s=this.lightMaps.length;t<s;t++)if(this.lightMaps[t].id===e.id)return this.lightMaps.splice(t,1),void(i=null)},this.getAmbientColorAndIntensity=function(){if(!s)for(let e=0,t=this.lights.length;e<t;e++){const t=this.lights[e];if("ambient"===t.type){s=t;break}}if(s){const e=s.color,i=s.intensity;return t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=i,t}return e}},this.input=new mt(this,{dontClear:!0,element:this.canvas.canvas,keyboardEventsElement:t.keyboardEventsElement}),this.metrics=new ui(this,{units:t.units,scale:t.scale,origin:t.origin}),this.sao=new di(this,{enabled:t.saoEnabled}),this.crossSections=new pi(this,{}),this.ticksPerRender=t.ticksPerRender,this.ticksPerOcclusionTest=t.ticksPerOcclusionTest,this.passes=t.passes,this.clearEachPass=t.clearEachPass,this.gammaInput=t.gammaInput,this.gammaOutput=t.gammaOutput,this.gammaFactor=t.gammaFactor,this._entityOffsetsEnabled=!!t.entityOffsetsEnabled,this._logarithmicDepthBufferEnabled=!!t.logarithmicDepthBufferEnabled,this._dtxEnabled=!1!==t.dtxEnabled,this._pbrEnabled=!!t.pbrEnabled,this._colorTextureEnabled=!1!==t.colorTextureEnabled,this._dtxEnabled=!!t.dtxEnabled,this._markerZOffset=t.markerZOffset,I._addScene(this),this._initDefaults(),this._viewport=new bt(this,{id:"default.viewport",autoBoundary:!0,dontClear:!0}),this._camera=new Qt(this,{id:"default.camera",dontClear:!0}),new jt(this,{color:[1,1,1],intensity:.7}),new Ht(this,{dir:[.8,-.5,-.5],color:[.67,.67,1],intensity:.7,space:"world"}),new Ht(this,{dir:[-.8,-1,.5],color:[1,1,.9],intensity:.9,space:"world"}),this._camera.on("dirty",(()=>{this._renderer.imageDirty()}))}_initDefaults(){}_addComponent(e){if(e.id&&this.components[e.id]&&(this.error("Component "+y.inQuotes(e.id)+" already exists in Scene - ignoring ID, will randomly-generate instead"),e.id=null),!e.id)for(void 0===window.nextID&&(window.nextID=0),e.id="__"+window.nextID++;this.components[e.id];)e.id=d.createUUID();this.components[e.id]=e;const t=e.type;let i=this.types[e.type];i||(i=this.types[t]={}),i[e.id]=e,e.compile&&(this._compilables[e.id]=e),e.isDrawable&&(this._renderer.addDrawable(e.id,e),this._collidables[e.id]=e)}_removeComponent(e){var t=e.id,i=e.type;delete this.components[t];const s=this.types[i];s&&(delete s[t],y.isEmptyObject(s)&&delete this.types[i]),e.compile&&delete this._compilables[e.id],e.isDrawable&&(this._renderer.removeDrawable(e.id),delete this._collidables[e.id])}_sectionPlaneCreated(e){this.sectionPlanes[e.id]=e,this.scene._sectionPlanesState.addSectionPlane(e._state),this.scene.fire("sectionPlaneCreated",e,!0),this._needRecompile=!0}_bitmapCreated(e){this.bitmaps[e.id]=e,this.scene.fire("bitmapCreated",e,!0)}_lineSetCreated(e){this.lineSets[e.id]=e,this.scene.fire("lineSetCreated",e,!0)}_lightCreated(e){this.lights[e.id]=e,this.scene._lightsState.addLight(e._state),this._needRecompile=!0}_lightMapCreated(e){this.lightMaps[e.id]=e,this.scene._lightsState.addLightMap(e._state),this._needRecompile=!0}_reflectionMapCreated(e){this.reflectionMaps[e.id]=e,this.scene._lightsState.addReflectionMap(e._state),this._needRecompile=!0}_sectionPlaneDestroyed(e){delete this.sectionPlanes[e.id],this.scene._sectionPlanesState.removeSectionPlane(e._state),this.scene.fire("sectionPlaneDestroyed",e,!0),this._needRecompile=!0}_bitmapDestroyed(e){delete this.bitmaps[e.id],this.scene.fire("bitmapDestroyed",e,!0)}_lineSetDestroyed(e){delete this.lineSets[e.id],this.scene.fire("lineSetDestroyed",e,!0)}_lightDestroyed(e){delete this.lights[e.id],this.scene._lightsState.removeLight(e._state),this._needRecompile=!0}_lightMapDestroyed(e){delete this.lightMaps[e.id],this.scene._lightsState.removeLightMap(e._state),this._needRecompile=!0}_reflectionMapDestroyed(e){delete this.reflectionMaps[e.id],this.scene._lightsState.removeReflectionMap(e._state),this._needRecompile=!0}_registerModel(e){this.models[e.id]=e,this._modelIds=null}_deregisterModel(e){const t=e.id;delete this.models[t],this._modelIds=null,this.fire("modelUnloaded",t)}_registerObject(e){this.objects[e.id]=e,this._numObjects++,this._objectIds=null}_deregisterObject(e){delete this.objects[e.id],this._numObjects--,this._objectIds=null}_objectVisibilityUpdated(e,t=!0){e.visible?(this.visibleObjects[e.id]=e,this._numVisibleObjects++):(delete this.visibleObjects[e.id],this._numVisibleObjects--),this._visibleObjectIds=null,t&&this.fire("objectVisibility",e,!0)}_deRegisterVisibleObject(e){delete this.visibleObjects[e.id],this._numVisibleObjects--,this._visibleObjectIds=null}_objectXRayedUpdated(e,t=!0){e.xrayed?(this.xrayedObjects[e.id]=e,this._numXRayedObjects++):(delete this.xrayedObjects[e.id],this._numXRayedObjects--),this._xrayedObjectIds=null,t&&this.fire("objectXRayed",e,!0)}_deRegisterXRayedObject(e){delete this.xrayedObjects[e.id],this._numXRayedObjects--,this._xrayedObjectIds=null}_objectHighlightedUpdated(e){e.highlighted?(this.highlightedObjects[e.id]=e,this._numHighlightedObjects++):(delete this.highlightedObjects[e.id],this._numHighlightedObjects--),this._highlightedObjectIds=null}_deRegisterHighlightedObject(e){delete this.highlightedObjects[e.id],this._numHighlightedObjects--,this._highlightedObjectIds=null}_objectSelectedUpdated(e,t=!0){e.selected?(this.selectedObjects[e.id]=e,this._numSelectedObjects++):(delete this.selectedObjects[e.id],this._numSelectedObjects--),this._selectedObjectIds=null,t&&this.fire("objectSelected",e,!0)}_deRegisterSelectedObject(e){delete this.selectedObjects[e.id],this._numSelectedObjects--,this._selectedObjectIds=null}_objectColorizeUpdated(e,t){t?(this.colorizedObjects[e.id]=e,this._numColorizedObjects++):(delete this.colorizedObjects[e.id],this._numColorizedObjects--),this._colorizedObjectIds=null}_deRegisterColorizedObject(e){delete this.colorizedObjects[e.id],this._numColorizedObjects--,this._colorizedObjectIds=null}_objectOpacityUpdated(e,t){t?(this.opacityObjects[e.id]=e,this._numOpacityObjects++):(delete this.opacityObjects[e.id],this._numOpacityObjects--),this._opacityObjectIds=null}_deRegisterOpacityObject(e){delete this.opacityObjects[e.id],this._numOpacityObjects--,this._opacityObjectIds=null}_objectOffsetUpdated(e,t){!t||0===t[0]&&0===t[1]&&0===t[2]?(this.offsetObjects[e.id]=e,this._numOffsetObjects++):(delete this.offsetObjects[e.id],this._numOffsetObjects--),this._offsetObjectIds=null}_deRegisterOffsetObject(e){delete this.offsetObjects[e.id],this._numOffsetObjects--,this._offsetObjectIds=null}_webglContextLost(){this.canvas.spinner.processes++;for(const e in this.components)if(this.components.hasOwnProperty(e)){const t=this.components[e];t._webglContextLost&&t._webglContextLost()}this._renderer.webglContextLost()}_webglContextRestored(){const e=this.canvas.gl;for(const t in this.components)if(this.components.hasOwnProperty(t)){const i=this.components[t];i._webglContextRestored&&i._webglContextRestored(e)}this._renderer.webglContextRestored(e),this.canvas.spinner.processes--}get capabilities(){return this._renderer.capabilities}get entityOffsetsEnabled(){return this._entityOffsetsEnabled}get readableGeometryEnabled(){return this._readableGeometry}get pickSurfacePrecisionEnabled(){return this._readableGeometry}get logarithmicDepthBufferEnabled(){return this._logarithmicDepthBufferEnabled}set numCachedSectionPlanes(e){e=e||0,this._sectionPlanesState.getNumCachedSectionPlanes()!==e&&(this._sectionPlanesState.setNumCachedSectionPlanes(e),this._needRecompile=!0,this.glRedraw())}get numCachedSectionPlanes(){return this._sectionPlanesState.getNumCachedSectionPlanes()}set pbrEnabled(e){this._pbrEnabled=!!e,this.glRedraw()}get pbrEnabled(){return this._pbrEnabled}set dtxEnabled(e){e=!!e,this._dtxEnabled!==e&&(this._dtxEnabled=e)}get dtxEnabled(){return this._dtxEnabled}set colorTextureEnabled(e){this._colorTextureEnabled=!!e,this.glRedraw()}get colorTextureEnabled(){return this._colorTextureEnabled}get markerZOffset(){return null==this._markerZOffset?-.001:this._markerZOffset}doOcclusionTest(){this._needRecompile&&(this._recompile(),this._needRecompile=!1),this._renderer.doOcclusionTest()}render(e){e&&I.runTasks();const t={sceneId:null,pass:0};if(this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1),!e&&!this._renderer.needsRender())return;t.sceneId=this.id;const i=this._passes,s=this._clearEachPass;let r,o;for(r=0;r<i;r++)t.pass=r,this.fire("rendering",t,!0),o=s||0===r,this._renderer.render({pass:r,clear:o,force:e}),this.fire("rendered",t,!0);this._saveAmbientColor()}compile(){this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1)}_recompile(){for(const e in this._compilables)this._compilables.hasOwnProperty(e)&&this._compilables[e].compile();this._renderer.shadowsDirty(),this.fire("compile",this,!0)}_saveAmbientColor(){const e=this.canvas;if(e.transparent||e.backgroundImage||e.backgroundColor)this._lastAmbientColor=null;else{const t=this._lightsState.getAmbientColorAndIntensity();this._lastAmbientColor&&this._lastAmbientColor[0]===t[0]&&this._lastAmbientColor[1]===t[1]&&this._lastAmbientColor[2]===t[2]&&this._lastAmbientColor[3]===t[3]||(e.backgroundColor=t,this._lastAmbientColor||(this._lastAmbientColor=d.vec4([0,0,0,1])),this._lastAmbientColor.set(t))}}get modelIds(){return this._modelIds||(this._modelIds=Object.keys(this.models)),this._modelIds}get numObjects(){return this._numObjects}get objectIds(){return this._objectIds||(this._objectIds=Object.keys(this.objects)),this._objectIds}get numVisibleObjects(){return this._numVisibleObjects}get visibleObjectIds(){return this._visibleObjectIds||(this._visibleObjectIds=Object.keys(this.visibleObjects)),this._visibleObjectIds}get numXRayedObjects(){return this._numXRayedObjects}get xrayedObjectIds(){return this._xrayedObjectIds||(this._xrayedObjectIds=Object.keys(this.xrayedObjects)),this._xrayedObjectIds}get numHighlightedObjects(){return this._numHighlightedObjects}get highlightedObjectIds(){return this._highlightedObjectIds||(this._highlightedObjectIds=Object.keys(this.highlightedObjects)),this._highlightedObjectIds}get numSelectedObjects(){return this._numSelectedObjects}get selectedObjectIds(){return this._selectedObjectIds||(this._selectedObjectIds=Object.keys(this.selectedObjects)),this._selectedObjectIds}get numColorizedObjects(){return this._numColorizedObjects}get colorizedObjectIds(){return this._colorizedObjectIds||(this._colorizedObjectIds=Object.keys(this.colorizedObjects)),this._colorizedObjectIds}get opacityObjectIds(){return this._opacityObjectIds||(this._opacityObjectIds=Object.keys(this.opacityObjects)),this._opacityObjectIds}get offsetObjectIds(){return this._offsetObjectIds||(this._offsetObjectIds=Object.keys(this.offsetObjects)),this._offsetObjectIds}set ticksPerRender(e){null==e?e=1:(!y.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'ticksPerRender': '"+e+"' - should be an integer greater than zero."),e=1),e!==this._ticksPerRender&&(this._ticksPerRender=e)}get ticksPerRender(){return this._ticksPerRender}set ticksPerOcclusionTest(e){null==e?e=20:(!y.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'ticksPerOcclusionTest': '"+e+"' - should be an integer greater than zero."),e=20),e!==this._ticksPerOcclusionTest&&(this._ticksPerOcclusionTest=e)}get ticksPerOcclusionTest(){return this._ticksPerOcclusionTest}set passes(e){null==e?e=1:(!y.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'passes': '"+e+"' - should be an integer greater than zero."),e=1),e!==this._passes&&(this._passes=e,this.glRedraw())}get passes(){return this._passes}set clearEachPass(e){(e=!!e)!==this._clearEachPass&&(this._clearEachPass=e,this.glRedraw())}get clearEachPass(){return this._clearEachPass}set gammaInput(e){(e=!1!==e)!==this._renderer.gammaInput&&(this._renderer.gammaInput=e,this._needRecompile=!0,this.glRedraw())}get gammaInput(){return this._renderer.gammaInput}set gammaOutput(e){(e=!!e)!==this._renderer.gammaOutput&&(this._renderer.gammaOutput=e,this._needRecompile=!0,this.glRedraw())}get gammaOutput(){return this._renderer.gammaOutput}set gammaFactor(e){(e=null==e?2.2:e)!==this._renderer.gammaFactor&&(this._renderer.gammaFactor=e,this.glRedraw())}get gammaFactor(){return this._renderer.gammaFactor}get geometry(){return this.components["default.geometry"]||ii(ti)}get material(){return this.components["default.material"]||new ni(this,{id:"default.material",emissive:[.4,.4,.4],dontClear:!0})}get xrayMaterial(){return this.components["default.xrayMaterial"]||new li(this,{id:"default.xrayMaterial",preset:"sepia",dontClear:!0})}get highlightMaterial(){return this.components["default.highlightMaterial"]||new li(this,{id:"default.highlightMaterial",preset:"yellowHighlight",dontClear:!0})}get selectedMaterial(){return this.components["default.selectedMaterial"]||new li(this,{id:"default.selectedMaterial",preset:"greenSelected",dontClear:!0})}get edgeMaterial(){return this.components["default.edgeMaterial"]||new hi(this,{id:"default.edgeMaterial",preset:"default",edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1,dontClear:!0})}get pointsMaterial(){return this.components["default.pointsMaterial"]||new gi(this,{id:"default.pointsMaterial",preset:"default",dontClear:!0})}get linesMaterial(){return this.components["default.linesMaterial"]||new _i(this,{id:"default.linesMaterial",preset:"default",dontClear:!0})}get viewport(){return this._viewport}get camera(){return this._camera}get center(){if(this._aabbDirty||!this._center){const e=this.aabb;this._center||(this._center=d.vec3()),this._center[0]=(e[0]+e[3])/2,this._center[1]=(e[1]+e[4])/2,this._center[2]=(e[2]+e[5])/2}return this._center}get aabb(){if(this._aabbDirty){this._aabb||(this._aabb=d.AABB3());let e,t=d.MAX_DOUBLE,i=d.MAX_DOUBLE,s=d.MAX_DOUBLE,r=d.MIN_DOUBLE,o=d.MIN_DOUBLE,n=d.MIN_DOUBLE;const a=this._collidables;let l,A=!1;for(const h in a)if(a.hasOwnProperty(h)){if(l=a[h],!1===l.collidable)continue;e=l.aabb,e[0]<t&&(t=e[0]),e[1]<i&&(i=e[1]),e[2]<s&&(s=e[2]),e[3]>r&&(r=e[3]),e[4]>o&&(o=e[4]),e[5]>n&&(n=e[5]),A=!0}A||(t=-100,i=-100,s=-100,r=100,o=100,n=100),this._aabb[0]=t,this._aabb[1]=i,this._aabb[2]=s,this._aabb[3]=r,this._aabb[4]=o,this._aabb[5]=n,this._aabbDirty=!1,this._center=null}return this._aabb}_setAABBDirty(){this._aabbDirty=!0,this.fire("boundary")}pick(e,t){if(0===this.canvas.boundary[2]||0===this.canvas.boundary[3])return this.error("Picking not allowed while canvas has zero width or height"),null;(e=e||{}).pickSurface=e.pickSurface||e.rayPick,e.canvasPos||e.matrix||e.origin&&e.direction||this.warn("picking without canvasPos, matrix, or ray origin and direction");const i=e.includeEntities||e.include;i&&(e.includeEntityIds=vi(this,i));const s=e.excludeEntities||e.exclude;return s&&(e.excludeEntityIds=vi(this,s)),this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1),(t=e.snapToEdge||e.snapToVertex?this._renderer.snapPick(e,t):this._renderer.pick(e,t))&&t.entity&&t.entity.fire&&t.entity.fire("picked",t),t}snapPick(e){if(void 0===this._warnSnapPickDeprecated&&(this._warnSnapPickDeprecated=!0,this.warn("Scene.snapPick() is deprecated since v2.4.2 - use Scene.pick() instead")),e.canvasPos)return this._renderer.snapPick(e);this.error("Scene.snapPick() canvasPos parameter expected")}clear(){var e;for(const t in this.components)this.components.hasOwnProperty(t)&&((e=this.components[t])._dontClear||e.destroy())}clearLights(){const e=Object.keys(this.lights);for(let t=0,i=e.length;t<i;t++)this.lights[e[t]].destroy()}clearSectionPlanes(){const e=Object.keys(this.sectionPlanes);for(let t=0,i=e.length;t<i;t++)this.sectionPlanes[e[t]].destroy()}clearBitmaps(){const e=Object.keys(this.bitmaps);for(let t=0,i=e.length;t<i;t++)this.bitmaps[e[t]].destroy()}clearLines(){const e=Object.keys(this.lineSets);for(let t=0,i=e.length;t<i;t++)this.lineSets[e[t]].destroy()}getAABB(e){if(void 0===e)return this.aabb;if(y.isString(e)){const t=this.objects[e];if(t&&t.aabb)return t.aabb;e=[e]}if(0===e.length)return this.aabb;let t,i=d.MAX_DOUBLE,s=d.MAX_DOUBLE,r=d.MAX_DOUBLE,o=d.MIN_DOUBLE,n=d.MIN_DOUBLE,a=d.MIN_DOUBLE;if(this.withObjects(e,(e=>{if(e.collidable){const l=e.aabb;l[0]<i&&(i=l[0]),l[1]<s&&(s=l[1]),l[2]<r&&(r=l[2]),l[3]>o&&(o=l[3]),l[4]>n&&(n=l[4]),l[5]>a&&(a=l[5]),t=!0}})),t){const e=d.AABB3();return e[0]=i,e[1]=s,e[2]=r,e[3]=o,e[4]=n,e[5]=a,e}return this.aabb}setObjectsVisible(e,t){return this.withObjects(e,(e=>{const i=e.visible!==t;return e.visible=t,i}))}setObjectsCollidable(e,t){return this.withObjects(e,(e=>{const i=e.collidable!==t;return e.collidable=t,i}))}setObjectsCulled(e,t){return this.withObjects(e,(e=>{const i=e.culled!==t;return e.culled=t,i}))}setObjectsSelected(e,t){return this.withObjects(e,(e=>{const i=e.selected!==t;return e.selected=t,i}))}setObjectsHighlighted(e,t){return this.withObjects(e,(e=>{const i=e.highlighted!==t;return e.highlighted=t,i}))}setObjectsXRayed(e,t){return this.withObjects(e,(e=>{const i=e.xrayed!==t;return e.xrayed=t,i}))}setObjectsEdges(e,t){return this.withObjects(e,(e=>{const i=e.edges!==t;return e.edges=t,i}))}setObjectsColorized(e,t){return this.withObjects(e,(e=>{e.colorize=t}))}setObjectsOpacity(e,t){return this.withObjects(e,(e=>{const i=e.opacity!==t;return e.opacity=t,i}))}setObjectsPickable(e,t){return this.withObjects(e,(e=>{const i=e.pickable!==t;return e.pickable=t,i}))}setObjectsOffset(e,t){this.withObjects(e,(e=>{e.offset=t}))}withObjects(e,t){y.isString(e)&&(e=[e]);let i=!1;for(let s=0,r=e.length;s<r;s++){const r=e[s];let o=this.objects[r];if(o)i=t(o)||i;else{const e=this.modelIds;for(let s=0,n=e.length;s<n;s++){const n=e[s],a=d.globalizeObjectId(n,r);o=this.objects[a],o&&(i=t(o)||i)}}}return i}tickify(e){const t=e.toString();if(t in this._tickifiedFunctions)return this._tickifiedFunctions[t].wrapperFunc;let i,s=0,r=0;const o=function(...e){i=e,r++},n=this.on("tick",(()=>{r>s&&(s=r,e(...i))}));return this._tickifiedFunctions[t]={tickSubId:n,wrapperFunc:o},o}destroy(){super.destroy();for(const e in this.components)this.components.hasOwnProperty(e)&&this.components[e].destroy();this.canvas.gl=null,this.components=null,this.models=null,this.objects=null,this.visibleObjects=null,this.xrayedObjects=null,this.highlightedObjects=null,this.selectedObjects=null,this.colorizedObjects=null,this.opacityObjects=null,this.sectionPlanes=null,this.lights=null,this.lightMaps=null,this.reflectionMaps=null,this._objectIds=null,this._visibleObjectIds=null,this._xrayedObjectIds=null,this._highlightedObjectIds=null,this._selectedObjectIds=null,this._colorizedObjectIds=null,this.types=null,this.components=null,this.canvas=null,this._renderer=null,this.input=null,this._viewport=null,this._camera=null}}const yi=1e3,xi=1001,Bi=1002,wi=1003,Pi=1004,Ci=1004,Mi=1005,Ei=1005,Fi=1006,Ii=1007,Di=1007,Si=1008,Ti=1008,Ri=1009,Li=1010,Ui=1011,Oi=1012,ki=1013,Ni=1014,Qi=1015,Vi=1016,Hi=1017,ji=1018,Gi=1020,zi=1021,Wi=1022,Ki=1023,Xi=1024,Ji=1025,Yi=1026,Zi=1027,qi=1028,$i=1029,es=1030,ts=1031,is=1033,ss=33776,rs=33777,os=33778,ns=33779,as=35840,ls=35841,As=35842,hs=35843,cs=36196,us=37492,ds=37496,ps=37808,fs=37809,gs=37810,ms=37811,_s=37812,vs=37813,bs=37814,ys=37815,xs=37816,Bs=37817,ws=37818,Ps=37819,Cs=37820,Ms=37821,Es=36492,Fs=3e3,Is=3001,Ds=1e4,Ss=10001,Ts=10002,Rs=10003,Ls=function(e){"LambertMaterial"===e._material._state.type?(this.vertex=function(e){const t=e.scene,i=e.scene._sectionPlanesState,s=e.scene._lightsState,r=e._geometry._state,o=e._state.billboard,n=e._state.stationary,a=i.getNumAllocatedSectionPlanes()>0,l=!!r.compressGeometry,A=[];A.push("#version 300 es"),A.push("// Lambertian drawing vertex shader"),A.push("in vec3 position;"),A.push("uniform mat4 modelMatrix;"),A.push("uniform mat4 viewMatrix;"),A.push("uniform mat4 projMatrix;"),A.push("uniform vec4 colorize;"),A.push("uniform vec3 offset;"),l&&A.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(A.push("uniform float logDepthBufFC;"),A.push("out float vFragDepth;"),A.push("bool isPerspectiveMatrix(mat4 m) {"),A.push("    return (m[2][3] == - 1.0);"),A.push("}"),A.push("out float isPerspective;"));a&&A.push("out vec4 vWorldPosition;");if(A.push("uniform vec4 lightAmbient;"),A.push("uniform vec4 materialColor;"),A.push("uniform vec3 materialEmissive;"),r.normalsBuf){A.push("in vec3 normal;"),A.push("uniform mat4 modelNormalMatrix;"),A.push("uniform mat4 viewNormalMatrix;");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];"ambient"!==t.type&&(A.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&A.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&A.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(A.push("uniform vec3 lightPos"+e+";"),A.push("uniform vec3 lightDir"+e+";")))}l&&(A.push("vec3 octDecode(vec2 oct) {"),A.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),A.push("    if (v.z < 0.0) {"),A.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),A.push("    }"),A.push("    return normalize(v);"),A.push("}"))}A.push("out vec4 vColor;"),"points"===r.primitiveName&&A.push("uniform float pointSize;");"spherical"!==o&&"cylindrical"!==o||(A.push("void billboard(inout mat4 mat) {"),A.push("   mat[0][0] = 1.0;"),A.push("   mat[0][1] = 0.0;"),A.push("   mat[0][2] = 0.0;"),"spherical"===o&&(A.push("   mat[1][0] = 0.0;"),A.push("   mat[1][1] = 1.0;"),A.push("   mat[1][2] = 0.0;")),A.push("   mat[2][0] = 0.0;"),A.push("   mat[2][1] = 0.0;"),A.push("   mat[2][2] =1.0;"),A.push("}"));A.push("void main(void) {"),A.push("vec4 localPosition = vec4(position, 1.0); "),A.push("vec4 worldPosition;"),l&&A.push("localPosition = positionsDecodeMatrix * localPosition;");r.normalsBuf&&(l?A.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):A.push("vec4 localNormal = vec4(normal, 0.0); "),A.push("mat4 modelNormalMatrix2 = modelNormalMatrix;"),A.push("mat4 viewNormalMatrix2 = viewNormalMatrix;"));A.push("mat4 viewMatrix2 = viewMatrix;"),A.push("mat4 modelMatrix2 = modelMatrix;"),n&&A.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===o||"cylindrical"===o?(A.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),A.push("billboard(modelMatrix2);"),A.push("billboard(viewMatrix2);"),A.push("billboard(modelViewMatrix);"),r.normalsBuf&&(A.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),A.push("billboard(modelNormalMatrix2);"),A.push("billboard(viewNormalMatrix2);"),A.push("billboard(modelViewNormalMatrix);")),A.push("worldPosition = modelMatrix2 * localPosition;"),A.push("worldPosition.xyz = worldPosition.xyz + offset;"),A.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(A.push("worldPosition = modelMatrix2 * localPosition;"),A.push("worldPosition.xyz = worldPosition.xyz + offset;"),A.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));r.normalsBuf&&A.push("vec3 viewNormal = normalize((viewNormalMatrix2 * modelNormalMatrix2 * localNormal).xyz);");if(A.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),A.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),A.push("float lambertian = 1.0;"),r.normalsBuf)for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?A.push("viewLightDir = normalize(lightDir"+e+");"):A.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?A.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):A.push("viewLightDir = -normalize((viewMatrix2 * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?A.push("viewLightDir = normalize(lightDir"+e+");"):A.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+e+", 0.0)).xyz);")}A.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),A.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}A.push("vColor = vec4((lightAmbient.rgb * lightAmbient.a * materialColor.rgb) + materialEmissive.rgb + (reflectedColor * materialColor.rgb), materialColor.a) * colorize;"),a&&A.push("vWorldPosition = worldPosition;");"points"===r.primitiveName&&A.push("gl_PointSize = pointSize;");A.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(A.push("vFragDepth = 1.0 + clipPos.w;"),A.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return A.push("gl_Position = clipPos;"),A.push("}"),A}(e),this.fragment=function(e){const t=e.scene,i=t._sectionPlanesState;e._material._state;const s=e._geometry._state,r=i.getNumAllocatedSectionPlanes()>0,o=t.gammaOutput,n=[];n.push("#version 300 es"),n.push("// Lambertian drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),t.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;"));if(r){n.push("in vec4 vWorldPosition;"),n.push("uniform bool clippable;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";")}n.push("in vec4 vColor;"),o&&(n.push("uniform float gammaFactor;"),n.push("    vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("    return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}"));if(n.push("out vec4 outColor;"),n.push("void main(void) {"),r){n.push("if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > 0.0) { discard; }"),n.push("}")}"points"===s.primitiveName&&(n.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),n.push("float r = dot(cxy, cxy);"),n.push("if (r > 1.0) {"),n.push("   discard;"),n.push("}"));t.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");o?n.push("outColor = linearToGamma(vColor, gammaFactor);"):n.push("outColor = vColor;");return n.push("}"),n}(e)):(this.vertex=function(e){const t=e.scene;e._material;const i=e._state,s=t._sectionPlanesState,r=e._geometry._state,o=t._lightsState;let n;const a=i.billboard,l=i.background,A=i.stationary,h=function(e){if(!e._geometry._state.uvBuf)return!1;const t=e._material;return!!(t._ambientMap||t._occlusionMap||t._baseColorMap||t._diffuseMap||t._alphaMap||t._specularMap||t._glossinessMap||t._specularGlossinessMap||t._emissiveMap||t._metallicMap||t._roughnessMap||t._metallicRoughnessMap||t._reflectivityMap||t._normalMap)}(e),c=ks(e),u=s.getNumAllocatedSectionPlanes()>0,d=Os(e),p=!!r.compressGeometry,f=[];f.push("#version 300 es"),f.push("// Drawing vertex shader"),f.push("in  vec3 position;"),p&&f.push("uniform mat4 positionsDecodeMatrix;");f.push("uniform  mat4 modelMatrix;"),f.push("uniform  mat4 viewMatrix;"),f.push("uniform  mat4 projMatrix;"),f.push("out  vec3 vViewPosition;"),f.push("uniform  vec3 offset;"),u&&f.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(f.push("uniform float logDepthBufFC;"),f.push("out float vFragDepth;"),f.push("bool isPerspectiveMatrix(mat4 m) {"),f.push("    return (m[2][3] == - 1.0);"),f.push("}"),f.push("out float isPerspective;"));o.lightMaps.length>0&&f.push("out    vec3 vWorldNormal;");if(c){f.push("in  vec3 normal;"),f.push("uniform    mat4 modelNormalMatrix;"),f.push("uniform    mat4 viewNormalMatrix;"),f.push("out    vec3 vViewNormal;");for(let e=0,t=o.lights.length;e<t;e++)n=o.lights[e],"ambient"!==n.type&&("dir"===n.type&&f.push("uniform vec3 lightDir"+e+";"),"point"===n.type&&f.push("uniform vec3 lightPos"+e+";"),"spot"===n.type&&(f.push("uniform vec3 lightPos"+e+";"),f.push("uniform vec3 lightDir"+e+";")),"dir"===n.type&&"view"===n.space||f.push("out vec4 vViewLightReverseDirAndDist"+e+";"));p&&(f.push("vec3 octDecode(vec2 oct) {"),f.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),f.push("    if (v.z < 0.0) {"),f.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),f.push("    }"),f.push("    return normalize(v);"),f.push("}"))}h&&(f.push("in vec2 uv;"),f.push("out vec2 vUV;"),p&&f.push("uniform mat3 uvDecodeMatrix;"));r.colors&&(f.push("in vec4 color;"),f.push("out vec4 vColor;"));"points"===r.primitiveName&&f.push("uniform float pointSize;");"spherical"!==a&&"cylindrical"!==a||(f.push("void billboard(inout mat4 mat) {"),f.push("   mat[0][0] = 1.0;"),f.push("   mat[0][1] = 0.0;"),f.push("   mat[0][2] = 0.0;"),"spherical"===a&&(f.push("   mat[1][0] = 0.0;"),f.push("   mat[1][1] = 1.0;"),f.push("   mat[1][2] = 0.0;")),f.push("   mat[2][0] = 0.0;"),f.push("   mat[2][1] = 0.0;"),f.push("   mat[2][2] =1.0;"),f.push("}"));if(d){f.push("const mat4 texUnitConverter = mat4(0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.5, 0.5, 0.5, 1.0);");for(let e=0,t=o.lights.length;e<t;e++)o.lights[e].castsShadow&&(f.push("uniform mat4 shadowViewMatrix"+e+";"),f.push("uniform mat4 shadowProjMatrix"+e+";"),f.push("out vec4 vShadowPosFromLight"+e+";"))}f.push("void main(void) {"),f.push("vec4 localPosition = vec4(position, 1.0); "),f.push("vec4 worldPosition;"),p&&f.push("localPosition = positionsDecodeMatrix * localPosition;");c&&(p?f.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):f.push("vec4 localNormal = vec4(normal, 0.0); "),f.push("mat4 modelNormalMatrix2    = modelNormalMatrix;"),f.push("mat4 viewNormalMatrix2     = viewNormalMatrix;"));f.push("mat4 viewMatrix2           = viewMatrix;"),f.push("mat4 modelMatrix2          = modelMatrix;"),A?f.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;"):l&&f.push("viewMatrix2[3] = vec4(0.0, 0.0, 0.0 ,1.0);");"spherical"===a||"cylindrical"===a?(f.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),f.push("billboard(modelMatrix2);"),f.push("billboard(viewMatrix2);"),f.push("billboard(modelViewMatrix);"),c&&(f.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),f.push("billboard(modelNormalMatrix2);"),f.push("billboard(viewNormalMatrix2);"),f.push("billboard(modelViewNormalMatrix);")),f.push("worldPosition = modelMatrix2 * localPosition;"),f.push("worldPosition.xyz = worldPosition.xyz + offset;"),f.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(f.push("worldPosition = modelMatrix2 * localPosition;"),f.push("worldPosition.xyz = worldPosition.xyz + offset;"),f.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));if(c){f.push("vec3 worldNormal = (modelNormalMatrix2 * localNormal).xyz; "),o.lightMaps.length>0&&f.push("vWorldNormal = worldNormal;"),f.push("vViewNormal = normalize((viewNormalMatrix2 * vec4(worldNormal, 1.0)).xyz);"),f.push("vec3 tmpVec3;"),f.push("float lightDist;");for(let e=0,t=o.lights.length;e<t;e++)n=o.lights[e],"ambient"!==n.type&&("dir"===n.type&&"world"===n.space&&(f.push("tmpVec3 = vec3(viewMatrix2 * vec4(lightDir"+e+", 0.0) ).xyz;"),f.push("vViewLightReverseDirAndDist"+e+" = vec4(-tmpVec3, 0.0);")),"point"===n.type&&("world"===n.space?(f.push("tmpVec3 = (viewMatrix2 * vec4(lightPos"+e+", 1.0)).xyz - viewPosition.xyz;"),f.push("lightDist = abs(length(tmpVec3));")):(f.push("tmpVec3 = lightPos"+e+".xyz - viewPosition.xyz;"),f.push("lightDist = abs(length(tmpVec3));")),f.push("vViewLightReverseDirAndDist"+e+" = vec4(tmpVec3, lightDist);")))}h&&(p?f.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"):f.push("vUV = uv;"));r.colors&&f.push("vColor = color;");"points"===r.primitiveName&&f.push("gl_PointSize = pointSize;");u&&f.push("vWorldPosition = worldPosition;");f.push("   vViewPosition = viewPosition.xyz;"),f.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(f.push("vFragDepth = 1.0 + clipPos.w;"),f.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));l&&f.push("clipPos.z = clipPos.w;");if(f.push("gl_Position = clipPos;"),d){f.push("const mat4 texUnitConverter = mat4(0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.5, 0.5, 0.5, 1.0);"),f.push("vec4 tempx; ");for(let e=0,t=o.lights.length;e<t;e++)o.lights[e].castsShadow&&f.push("vShadowPosFromLight"+e+" = texUnitConverter * shadowProjMatrix"+e+" * (shadowViewMatrix"+e+" * worldPosition); ")}return f.push("}"),f}(e),this.fragment=function(e){const t=e.scene;t.canvas.gl;const i=e._material,s=e._geometry._state,r=e.scene._sectionPlanesState,o=e.scene._lightsState,n=e._material._state,a=r.getNumAllocatedSectionPlanes()>0,l=ks(e),A=s.uvBuf,h="PhongMaterial"===n.type,c="MetallicMaterial"===n.type,u="SpecularMaterial"===n.type,d=Os(e);t.gammaInput;const p=t.gammaOutput,f=[];f.push("#version 300 es"),f.push("// Drawing fragment shader"),f.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),f.push("precision highp float;"),f.push("precision highp int;"),f.push("#else"),f.push("precision mediump float;"),f.push("precision mediump int;"),f.push("#endif"),t.logarithmicDepthBufferEnabled&&(f.push("in float isPerspective;"),f.push("uniform float logDepthBufFC;"),f.push("in float vFragDepth;"));d&&(f.push("float unpackDepth (vec4 color) {"),f.push("  const vec4 bitShift = vec4(1.0, 1.0/256.0, 1.0/(256.0 * 256.0), 1.0/(256.0*256.0*256.0));"),f.push("  return dot(color, bitShift);"),f.push("}"));f.push("uniform float gammaFactor;"),f.push("vec4 linearToLinear( in vec4 value ) {"),f.push("  return value;"),f.push("}"),f.push("vec4 sRGBToLinear( in vec4 value ) {"),f.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),f.push("}"),f.push("vec4 gammaToLinear( in vec4 value) {"),f.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),f.push("}"),p&&(f.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),f.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),f.push("}"));if(a){f.push("in vec4 vWorldPosition;"),f.push("uniform bool clippable;");for(var g=0;g<r.getNumAllocatedSectionPlanes();g++)f.push("uniform bool sectionPlaneActive"+g+";"),f.push("uniform vec3 sectionPlanePos"+g+";"),f.push("uniform vec3 sectionPlaneDir"+g+";")}l&&(o.lightMaps.length>0&&(f.push("uniform samplerCube lightMap;"),f.push("uniform mat4 viewNormalMatrix;")),o.reflectionMaps.length>0&&f.push("uniform samplerCube reflectionMap;"),(o.lightMaps.length>0||o.reflectionMaps.length>0)&&f.push("uniform mat4 viewMatrix;"),f.push("#define PI 3.14159265359"),f.push("#define RECIPROCAL_PI 0.31830988618"),f.push("#define RECIPROCAL_PI2 0.15915494"),f.push("#define EPSILON 1e-6"),f.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),f.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),f.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),f.push("}"),f.push("struct IncidentLight {"),f.push("   vec3 color;"),f.push("   vec3 direction;"),f.push("};"),f.push("struct ReflectedLight {"),f.push("   vec3 diffuse;"),f.push("   vec3 specular;"),f.push("};"),f.push("struct Geometry {"),f.push("   vec3 position;"),f.push("   vec3 viewNormal;"),f.push("   vec3 worldNormal;"),f.push("   vec3 viewEyeDir;"),f.push("};"),f.push("struct Material {"),f.push("   vec3    diffuseColor;"),f.push("   float   specularRoughness;"),f.push("   vec3    specularColor;"),f.push("   float   shine;"),f.push("};"),h&&((o.lightMaps.length>0||o.reflectionMaps.length>0)&&(f.push("void computePhongLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),o.lightMaps.length>0&&(f.push("   vec3 irradiance = "+Us[o.lightMaps[0].encoding]+"(texture(lightMap, geometry.worldNormal)).rgb;"),f.push("   irradiance *= PI;"),f.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),o.reflectionMaps.length>0&&(f.push("   vec3 reflectVec             = reflect(-geometry.viewEyeDir, geometry.viewNormal);"),f.push("   vec3 radiance               = texture(reflectionMap, reflectVec).rgb * 0.2;"),f.push("   radiance *= PI;"),f.push("   reflectedLight.specular     += radiance;")),f.push("}")),f.push("void computePhongLighting(const in IncidentLight directLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),f.push("   float dotNL     = saturate(dot(geometry.viewNormal, directLight.direction));"),f.push("   vec3 irradiance = dotNL * directLight.color * PI;"),f.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.specular += directLight.color * material.specularColor * pow(max(dot(reflect(-directLight.direction, -geometry.viewNormal), geometry.viewEyeDir), 0.0), material.shine);"),f.push("}")),(c||u)&&(f.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),f.push("   float r = ggxRoughness + 0.0001;"),f.push("   return (2.0 / (r * r) - 2.0);"),f.push("}"),f.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),f.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),f.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),f.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),f.push("}"),o.reflectionMaps.length>0&&(f.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),f.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),f.push("   vec3 envMapColor = "+Us[o.reflectionMaps[0].encoding]+"(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),f.push("  return envMapColor;"),f.push("}")),f.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),f.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),f.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),f.push("}"),f.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),f.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),f.push("   return 1.0 / ( gl * gv );"),f.push("}"),f.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),f.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),f.push("   return 0.5 / max( gv + gl, EPSILON );"),f.push("}"),f.push("float D_GGX(const in float alpha, const in float dotNH) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),f.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),f.push("}"),f.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),f.push("   float alpha = ( roughness * roughness );"),f.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),f.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),f.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),f.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),f.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),f.push("   vec3  F = F_Schlick( specularColor, dotLH );"),f.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),f.push("   float D = D_GGX( alpha, dotNH );"),f.push("   return F * (G * D);"),f.push("}"),f.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),f.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),f.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),f.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),f.push("   vec4 r = roughness * c0 + c1;"),f.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),f.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),f.push("   return specularColor * AB.x + AB.y;"),f.push("}"),(o.lightMaps.length>0||o.reflectionMaps.length>0)&&(f.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),o.lightMaps.length>0&&(f.push("   vec3 irradiance = sRGBToLinear(texture(lightMap, geometry.worldNormal)).rgb;"),f.push("   irradiance *= PI;"),f.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),o.reflectionMaps.length>0&&(f.push("   vec3 reflectVec             = reflect(-geometry.viewEyeDir, geometry.viewNormal);"),f.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),f.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),f.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),f.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),f.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),f.push("}")),f.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),f.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),f.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),f.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),f.push("}")));f.push("in vec3 vViewPosition;"),s.colors&&f.push("in vec4 vColor;");A&&(l&&i._normalMap||i._ambientMap||i._baseColorMap||i._diffuseMap||i._emissiveMap||i._metallicMap||i._roughnessMap||i._metallicRoughnessMap||i._specularMap||i._glossinessMap||i._specularGlossinessMap||i._occlusionMap||i._alphaMap)&&f.push("in vec2 vUV;");l&&(o.lightMaps.length>0&&f.push("in vec3 vWorldNormal;"),f.push("in vec3 vViewNormal;"));n.ambient&&f.push("uniform vec3 materialAmbient;");n.baseColor&&f.push("uniform vec3 materialBaseColor;");void 0!==n.alpha&&null!==n.alpha&&f.push("uniform vec4 materialAlphaModeCutoff;");n.emissive&&f.push("uniform vec3 materialEmissive;");n.diffuse&&f.push("uniform vec3 materialDiffuse;");void 0!==n.glossiness&&null!==n.glossiness&&f.push("uniform float materialGlossiness;");void 0!==n.shininess&&null!==n.shininess&&f.push("uniform float materialShininess;");n.specular&&f.push("uniform vec3 materialSpecular;");void 0!==n.metallic&&null!==n.metallic&&f.push("uniform float materialMetallic;");void 0!==n.roughness&&null!==n.roughness&&f.push("uniform float materialRoughness;");void 0!==n.specularF0&&null!==n.specularF0&&f.push("uniform float materialSpecularF0;");A&&i._ambientMap&&(f.push("uniform sampler2D ambientMap;"),i._ambientMap._state.matrix&&f.push("uniform mat4 ambientMapMatrix;"));A&&i._baseColorMap&&(f.push("uniform sampler2D baseColorMap;"),i._baseColorMap._state.matrix&&f.push("uniform mat4 baseColorMapMatrix;"));A&&i._diffuseMap&&(f.push("uniform sampler2D diffuseMap;"),i._diffuseMap._state.matrix&&f.push("uniform mat4 diffuseMapMatrix;"));A&&i._emissiveMap&&(f.push("uniform sampler2D emissiveMap;"),i._emissiveMap._state.matrix&&f.push("uniform mat4 emissiveMapMatrix;"));l&&A&&i._metallicMap&&(f.push("uniform sampler2D metallicMap;"),i._metallicMap._state.matrix&&f.push("uniform mat4 metallicMapMatrix;"));l&&A&&i._roughnessMap&&(f.push("uniform sampler2D roughnessMap;"),i._roughnessMap._state.matrix&&f.push("uniform mat4 roughnessMapMatrix;"));l&&A&&i._metallicRoughnessMap&&(f.push("uniform sampler2D metallicRoughnessMap;"),i._metallicRoughnessMap._state.matrix&&f.push("uniform mat4 metallicRoughnessMapMatrix;"));l&&i._normalMap&&(f.push("uniform sampler2D normalMap;"),i._normalMap._state.matrix&&f.push("uniform mat4 normalMapMatrix;"),f.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),f.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),f.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),f.push("      vec2 st0 = dFdx( uv.st );"),f.push("      vec2 st1 = dFdy( uv.st );"),f.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),f.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),f.push("      vec3 N = normalize( surf_norm );"),f.push("      vec3 mapN = texture( normalMap, uv ).xyz * 2.0 - 1.0;"),f.push("      mat3 tsn = mat3( S, T, N );"),f.push("      return normalize( tsn * mapN );"),f.push("}"));A&&i._occlusionMap&&(f.push("uniform sampler2D occlusionMap;"),i._occlusionMap._state.matrix&&f.push("uniform mat4 occlusionMapMatrix;"));A&&i._alphaMap&&(f.push("uniform sampler2D alphaMap;"),i._alphaMap._state.matrix&&f.push("uniform mat4 alphaMapMatrix;"));l&&A&&i._specularMap&&(f.push("uniform sampler2D specularMap;"),i._specularMap._state.matrix&&f.push("uniform mat4 specularMapMatrix;"));l&&A&&i._glossinessMap&&(f.push("uniform sampler2D glossinessMap;"),i._glossinessMap._state.matrix&&f.push("uniform mat4 glossinessMapMatrix;"));l&&A&&i._specularGlossinessMap&&(f.push("uniform sampler2D materialSpecularGlossinessMap;"),i._specularGlossinessMap._state.matrix&&f.push("uniform mat4 materialSpecularGlossinessMapMatrix;"));l&&(i._diffuseFresnel||i._specularFresnel||i._alphaFresnel||i._emissiveFresnel||i._reflectivityFresnel)&&(f.push("float fresnel(vec3 eyeDir, vec3 normal, float edgeBias, float centerBias, float power) {"),f.push("    float fr = abs(dot(eyeDir, normal));"),f.push("    float finalFr = clamp((fr - edgeBias) / (centerBias - edgeBias), 0.0, 1.0);"),f.push("    return pow(finalFr, power);"),f.push("}"),i._diffuseFresnel&&(f.push("uniform float  diffuseFresnelCenterBias;"),f.push("uniform float  diffuseFresnelEdgeBias;"),f.push("uniform float  diffuseFresnelPower;"),f.push("uniform vec3   diffuseFresnelCenterColor;"),f.push("uniform vec3   diffuseFresnelEdgeColor;")),i._specularFresnel&&(f.push("uniform float  specularFresnelCenterBias;"),f.push("uniform float  specularFresnelEdgeBias;"),f.push("uniform float  specularFresnelPower;"),f.push("uniform vec3   specularFresnelCenterColor;"),f.push("uniform vec3   specularFresnelEdgeColor;")),i._alphaFresnel&&(f.push("uniform float  alphaFresnelCenterBias;"),f.push("uniform float  alphaFresnelEdgeBias;"),f.push("uniform float  alphaFresnelPower;"),f.push("uniform vec3   alphaFresnelCenterColor;"),f.push("uniform vec3   alphaFresnelEdgeColor;")),i._reflectivityFresnel&&(f.push("uniform float  materialSpecularF0FresnelCenterBias;"),f.push("uniform float  materialSpecularF0FresnelEdgeBias;"),f.push("uniform float  materialSpecularF0FresnelPower;"),f.push("uniform vec3   materialSpecularF0FresnelCenterColor;"),f.push("uniform vec3   materialSpecularF0FresnelEdgeColor;")),i._emissiveFresnel&&(f.push("uniform float  emissiveFresnelCenterBias;"),f.push("uniform float  emissiveFresnelEdgeBias;"),f.push("uniform float  emissiveFresnelPower;"),f.push("uniform vec3   emissiveFresnelCenterColor;"),f.push("uniform vec3   emissiveFresnelEdgeColor;")));if(f.push("uniform vec4   lightAmbient;"),l)for(let e=0,t=o.lights.length;e<t;e++){const t=o.lights[e];"ambient"!==t.type&&(f.push("uniform vec4 lightColor"+e+";"),"point"===t.type&&f.push("uniform vec3 lightAttenuation"+e+";"),"dir"===t.type&&"view"===t.space&&f.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&"view"===t.space?f.push("uniform vec3 lightPos"+e+";"):f.push("in vec4 vViewLightReverseDirAndDist"+e+";"))}if(d)for(let e=0,t=o.lights.length;e<t;e++)o.lights[e].castsShadow&&(f.push("in vec4 vShadowPosFromLight"+e+";"),f.push("uniform sampler2D shadowMap"+e+";"));if(f.push("uniform vec4 colorize;"),f.push("out vec4 outColor;"),f.push("void main(void) {"),a){f.push("if (clippable) {"),f.push("  float dist = 0.0;");for(g=0;g<r.getNumAllocatedSectionPlanes();g++)f.push("if (sectionPlaneActive"+g+") {"),f.push("   dist += clamp(dot(-sectionPlaneDir"+g+".xyz, vWorldPosition.xyz - sectionPlanePos"+g+".xyz), 0.0, 1000.0);"),f.push("}");f.push("  if (dist > 0.0) { discard; }"),f.push("}")}"points"===s.primitiveName&&(f.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),f.push("float r = dot(cxy, cxy);"),f.push("if (r > 1.0) {"),f.push("   discard;"),f.push("}"));f.push("float occlusion = 1.0;"),n.ambient?f.push("vec3 ambientColor = materialAmbient;"):f.push("vec3 ambientColor = vec3(1.0, 1.0, 1.0);");n.diffuse?f.push("vec3 diffuseColor = materialDiffuse;"):n.baseColor?f.push("vec3 diffuseColor = materialBaseColor;"):f.push("vec3 diffuseColor = vec3(1.0, 1.0, 1.0);");s.colors&&f.push("diffuseColor *= vColor.rgb;");n.emissive?f.push("vec3 emissiveColor = materialEmissive;"):f.push("vec3  emissiveColor = vec3(0.0, 0.0, 0.0);");n.specular?f.push("vec3 specular = materialSpecular;"):f.push("vec3 specular = vec3(1.0, 1.0, 1.0);");void 0!==n.alpha?f.push("float alpha = materialAlphaModeCutoff[0];"):f.push("float alpha = 1.0;");s.colors&&f.push("alpha *= vColor.a;");void 0!==n.glossiness?f.push("float glossiness = materialGlossiness;"):f.push("float glossiness = 1.0;");void 0!==n.metallic?f.push("float metallic = materialMetallic;"):f.push("float metallic = 1.0;");void 0!==n.roughness?f.push("float roughness = materialRoughness;"):f.push("float roughness = 1.0;");void 0!==n.specularF0?f.push("float specularF0 = materialSpecularF0;"):f.push("float specularF0 = 1.0;");A&&(l&&i._normalMap||i._ambientMap||i._baseColorMap||i._diffuseMap||i._occlusionMap||i._emissiveMap||i._metallicMap||i._roughnessMap||i._metallicRoughnessMap||i._specularMap||i._glossinessMap||i._specularGlossinessMap||i._alphaMap)&&(f.push("vec4 texturePos = vec4(vUV.s, vUV.t, 1.0, 1.0);"),f.push("vec2 textureCoord;"));A&&i._ambientMap&&(i._ambientMap._state.matrix?f.push("textureCoord = (ambientMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 ambientTexel = texture(ambientMap, textureCoord).rgb;"),f.push("ambientTexel = "+Us[i._ambientMap._state.encoding]+"(ambientTexel);"),f.push("ambientColor *= ambientTexel.rgb;"));A&&i._diffuseMap&&(i._diffuseMap._state.matrix?f.push("textureCoord = (diffuseMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 diffuseTexel = texture(diffuseMap, textureCoord);"),f.push("diffuseTexel = "+Us[i._diffuseMap._state.encoding]+"(diffuseTexel);"),f.push("diffuseColor *= diffuseTexel.rgb;"),f.push("alpha *= diffuseTexel.a;"));A&&i._baseColorMap&&(i._baseColorMap._state.matrix?f.push("textureCoord = (baseColorMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 baseColorTexel = texture(baseColorMap, textureCoord);"),f.push("baseColorTexel = "+Us[i._baseColorMap._state.encoding]+"(baseColorTexel);"),f.push("diffuseColor *= baseColorTexel.rgb;"),f.push("alpha *= baseColorTexel.a;"));A&&i._emissiveMap&&(i._emissiveMap._state.matrix?f.push("textureCoord = (emissiveMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 emissiveTexel = texture(emissiveMap, textureCoord);"),f.push("emissiveTexel = "+Us[i._emissiveMap._state.encoding]+"(emissiveTexel);"),f.push("emissiveColor = emissiveTexel.rgb;"));A&&i._alphaMap&&(i._alphaMap._state.matrix?f.push("textureCoord = (alphaMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("alpha *= texture(alphaMap, textureCoord).r;"));A&&i._occlusionMap&&(i._occlusionMap._state.matrix?f.push("textureCoord = (occlusionMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("occlusion *= texture(occlusionMap, textureCoord).r;"));if(l&&(o.lights.length>0||o.lightMaps.length>0||o.reflectionMaps.length>0)){A&&i._normalMap?(i._normalMap._state.matrix?f.push("textureCoord = (normalMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec3 viewNormal = perturbNormal2Arb( vViewPosition, normalize(vViewNormal), textureCoord );")):f.push("vec3 viewNormal = normalize(vViewNormal);"),A&&i._specularMap&&(i._specularMap._state.matrix?f.push("textureCoord = (specularMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("specular *= texture(specularMap, textureCoord).rgb;")),A&&i._glossinessMap&&(i._glossinessMap._state.matrix?f.push("textureCoord = (glossinessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("glossiness *= texture(glossinessMap, textureCoord).r;")),A&&i._specularGlossinessMap&&(i._specularGlossinessMap._state.matrix?f.push("textureCoord = (materialSpecularGlossinessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 specGlossRGB = texture(materialSpecularGlossinessMap, textureCoord).rgba;"),f.push("specular *= specGlossRGB.rgb;"),f.push("glossiness *= specGlossRGB.a;")),A&&i._metallicMap&&(i._metallicMap._state.matrix?f.push("textureCoord = (metallicMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("metallic *= texture(metallicMap, textureCoord).r;")),A&&i._roughnessMap&&(i._roughnessMap._state.matrix?f.push("textureCoord = (roughnessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("roughness *= texture(roughnessMap, textureCoord).r;")),A&&i._metallicRoughnessMap&&(i._metallicRoughnessMap._state.matrix?f.push("textureCoord = (metallicRoughnessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec3 metalRoughRGB = texture(metallicRoughnessMap, textureCoord).rgb;"),f.push("metallic *= metalRoughRGB.b;"),f.push("roughness *= metalRoughRGB.g;")),f.push("vec3 viewEyeDir = normalize(-vViewPosition);"),i._diffuseFresnel&&(f.push("float diffuseFresnel = fresnel(viewEyeDir, viewNormal, diffuseFresnelEdgeBias, diffuseFresnelCenterBias, diffuseFresnelPower);"),f.push("diffuseColor *= mix(diffuseFresnelEdgeColor, diffuseFresnelCenterColor, diffuseFresnel);")),i._specularFresnel&&(f.push("float specularFresnel = fresnel(viewEyeDir, viewNormal, specularFresnelEdgeBias, specularFresnelCenterBias, specularFresnelPower);"),f.push("specular *= mix(specularFresnelEdgeColor, specularFresnelCenterColor, specularFresnel);")),i._alphaFresnel&&(f.push("float alphaFresnel = fresnel(viewEyeDir, viewNormal, alphaFresnelEdgeBias, alphaFresnelCenterBias, alphaFresnelPower);"),f.push("alpha *= mix(alphaFresnelEdgeColor.r, alphaFresnelCenterColor.r, alphaFresnel);")),i._emissiveFresnel&&(f.push("float emissiveFresnel = fresnel(viewEyeDir, viewNormal, emissiveFresnelEdgeBias, emissiveFresnelCenterBias, emissiveFresnelPower);"),f.push("emissiveColor *= mix(emissiveFresnelEdgeColor, emissiveFresnelCenterColor, emissiveFresnel);")),f.push("if (materialAlphaModeCutoff[1] == 1.0 && alpha < materialAlphaModeCutoff[2]) {"),f.push("   discard;"),f.push("}"),f.push("IncidentLight  light;"),f.push("Material       material;"),f.push("Geometry       geometry;"),f.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),f.push("vec3           viewLightDir;"),h&&(f.push("material.diffuseColor      = diffuseColor;"),f.push("material.specularColor     = specular;"),f.push("material.shine             = materialShininess;")),u&&(f.push("float oneMinusSpecularStrength = 1.0 - max(max(specular.r, specular.g ),specular.b);"),f.push("material.diffuseColor      = diffuseColor * oneMinusSpecularStrength;"),f.push("material.specularRoughness = clamp( 1.0 - glossiness, 0.04, 1.0 );"),f.push("material.specularColor     = specular;")),c&&(f.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),f.push("material.diffuseColor      = diffuseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),f.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),f.push("material.specularColor     = mix(vec3(dielectricSpecular), diffuseColor, metallic);")),f.push("geometry.position      = vViewPosition;"),o.lightMaps.length>0&&f.push("geometry.worldNormal   = normalize(vWorldNormal);"),f.push("geometry.viewNormal    = viewNormal;"),f.push("geometry.viewEyeDir    = viewEyeDir;"),h&&(o.lightMaps.length>0||o.reflectionMaps.length>0)&&f.push("computePhongLightMapping(geometry, material, reflectedLight);"),(u||c)&&(o.lightMaps.length>0||o.reflectionMaps.length>0)&&f.push("computePBRLightMapping(geometry, material, reflectedLight);"),f.push("float shadow = 1.0;"),f.push("float shadowAcneRemover = 0.007;"),f.push("vec3 fragmentDepth;"),f.push("float texelSize = 1.0 / 1024.0;"),f.push("float amountInLight = 0.0;"),f.push("vec3 shadowCoord;"),f.push("vec4 rgbaDepth;"),f.push("float depth;");for(let e=0,t=o.lights.length;e<t;e++){const t=o.lights[e];"ambient"!==t.type&&("dir"===t.type&&"view"===t.space?f.push("viewLightDir = -normalize(lightDir"+e+");"):"point"===t.type&&"view"===t.space?f.push("viewLightDir = normalize(lightPos"+e+" - vViewPosition);"):f.push("viewLightDir = normalize(vViewLightReverseDirAndDist"+e+".xyz);"),d&&t.castsShadow?(f.push("shadow = 0.0;"),f.push("fragmentDepth = vShadowPosFromLight"+e+".xyz;"),f.push("fragmentDepth.z -= shadowAcneRemover;"),f.push("for (int x = -3; x <= 3; x++) {"),f.push("  for (int y = -3; y <= 3; y++) {"),f.push("      float texelDepth = unpackDepth(texture(shadowMap"+e+", fragmentDepth.xy + vec2(x, y) * texelSize));"),f.push("      if (fragmentDepth.z < texelDepth) {"),f.push("          shadow += 1.0;"),f.push("      }"),f.push("  }"),f.push("}"),f.push("shadow = shadow / 9.0;"),f.push("light.color =  lightColor"+e+".rgb * (lightColor"+e+".a * shadow);")):f.push("light.color =  lightColor"+e+".rgb * (lightColor"+e+".a );"),f.push("light.direction = viewLightDir;"),h&&f.push("computePhongLighting(light, geometry, material, reflectedLight);"),(u||c)&&f.push("computePBRLighting(light, geometry, material, reflectedLight);"))}h?f.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * diffuseColor) + ((occlusion * (( reflectedLight.diffuse + reflectedLight.specular)))) + emissiveColor;"):f.push("vec3 outgoingLight = (occlusion * (reflectedLight.diffuse)) + (occlusion * reflectedLight.specular) + emissiveColor;")}else f.push("ambientColor *= (lightAmbient.rgb * lightAmbient.a);"),f.push("vec3 outgoingLight = emissiveColor + ambientColor;");f.push("vec4 fragColor = vec4(outgoingLight, alpha) * colorize;"),p&&f.push("fragColor = linearToGamma(fragColor, gammaFactor);");f.push("outColor = fragColor;"),t.logarithmicDepthBufferEnabled&&f.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return f.push("}"),f}(e))},Us={};function Os(e){if(!e.receivesShadow)return!1;const t=e.scene._lightsState.lights;if(!t||0===t.length)return!1;for(let e=0,i=t.length;e<i;e++)if(t[e].castsShadow)return!0;return!1}function ks(e){const t=e._geometry._state.primitiveName;return!(!e._geometry._state.autoVertexNormals&&!e._geometry._state.normalsBuf||"triangles"!==t&&"triangle-strip"!==t&&"triangle-fan"!==t)}Us[3e3]="linearToLinear",Us[3001]="sRGBToLinear";const Ns=d.vec3(),Qs=new e({}),Vs=function(e,t){this.id=Qs.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Ls(t),this._allocate(t)},Hs={};Vs.get=function(e){const t=e.scene,i=[t.canvas.canvas.id,(t.gammaInput?"gi;":";")+(t.gammaOutput?"go":""),t._lightsState.getHash(),t._sectionPlanesState.getHash(),e._geometry._state.hash,e._material._state.hash,e._state.drawHash].join(";");let s=Hs[i];if(!s){if(s=new Vs(i,e),s.errors)return console.log(s.errors.join("\n")),null;Hs[i]=s,m.memory.programs++}return s._useCount++,s},Vs.prototype.put=function(){0==--this._useCount&&(Qs.removeItem(this.id),this._program&&this._program.destroy(),delete Hs[this._hash],m.memory.programs--)},Vs.prototype.webglContextRestored=function(){this._program=null},Vs.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=je.MAX_TEXTURE_UNITS,s=t.scene,r=t._material,o=s.canvas.gl,n=this._program,a=t._state,l=t._material._state,A=t._geometry._state,h=s.camera,c=t.origin,u=a.background;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,u&&o.depthFunc(o.LEQUAL),this._bindProgram(e)),o.uniformMatrix4fv(this._uViewMatrix,!1,c?e.getRTCViewMatrix(a.originHash,c):h.viewMatrix),o.uniformMatrix4fv(this._uViewNormalMatrix,!1,h.viewNormalMatrix),a.clippable){const e=s._sectionPlanesState.getNumAllocatedSectionPlanes(),i=s._sectionPlanesState.sectionPlanes.length;if(e>0){const r=s._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<i){const i=n.sectionPlanesActivePerLayer[t];if(o.uniform1i(e.active,i?1:0),i){const i=r[t];if(c){const t=ee(i.dist,i.dir,c,Ns);o.uniform3fv(e.pos,t)}else o.uniform3fv(e.pos,i.pos);o.uniform3fv(e.dir,i.dir)}}else o.uniform1i(e.active,0)}}}if(l.id!==this._lastMaterialId){e.textureUnit=this._baseTextureUnit;const t=l.backfaces;e.backfaces!==t&&(t?o.disable(o.CULL_FACE):o.enable(o.CULL_FACE),e.backfaces=t);const s=l.frontface;switch(e.frontface!==s&&(s?o.frontFace(o.CCW):o.frontFace(o.CW),e.frontface=s),e.lineWidth!==l.lineWidth&&(o.lineWidth(l.lineWidth),e.lineWidth=l.lineWidth),this._uPointSize&&o.uniform1f(this._uPointSize,l.pointSize),l.type){case"LambertMaterial":this._uMaterialAmbient&&o.uniform3fv(this._uMaterialAmbient,l.ambient),this._uMaterialColor&&o.uniform4f(this._uMaterialColor,l.color[0],l.color[1],l.color[2],l.alpha),this._uMaterialEmissive&&o.uniform3fv(this._uMaterialEmissive,l.emissive);break;case"PhongMaterial":this._uMaterialShininess&&o.uniform1f(this._uMaterialShininess,l.shininess),this._uMaterialAmbient&&o.uniform3fv(this._uMaterialAmbient,l.ambient),this._uMaterialDiffuse&&o.uniform3fv(this._uMaterialDiffuse,l.diffuse),this._uMaterialSpecular&&o.uniform3fv(this._uMaterialSpecular,l.specular),this._uMaterialEmissive&&o.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&o.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0),r._ambientMap&&r._ambientMap._state.texture&&this._uMaterialAmbientMap&&(n.bindTexture(this._uMaterialAmbientMap,r._ambientMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMaterialAmbientMapMatrix&&o.uniformMatrix4fv(this._uMaterialAmbientMapMatrix,!1,r._ambientMap._state.matrix)),r._diffuseMap&&r._diffuseMap._state.texture&&this._uDiffuseMap&&(n.bindTexture(this._uDiffuseMap,r._diffuseMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uDiffuseMapMatrix&&o.uniformMatrix4fv(this._uDiffuseMapMatrix,!1,r._diffuseMap._state.matrix)),r._specularMap&&r._specularMap._state.texture&&this._uSpecularMap&&(n.bindTexture(this._uSpecularMap,r._specularMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularMapMatrix&&o.uniformMatrix4fv(this._uSpecularMapMatrix,!1,r._specularMap._state.matrix)),r._emissiveMap&&r._emissiveMap._state.texture&&this._uEmissiveMap&&(n.bindTexture(this._uEmissiveMap,r._emissiveMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&o.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,r._emissiveMap._state.matrix)),r._alphaMap&&r._alphaMap._state.texture&&this._uAlphaMap&&(n.bindTexture(this._uAlphaMap,r._alphaMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&o.uniformMatrix4fv(this._uAlphaMapMatrix,!1,r._alphaMap._state.matrix)),r._reflectivityMap&&r._reflectivityMap._state.texture&&this._uReflectivityMap&&(n.bindTexture(this._uReflectivityMap,r._reflectivityMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,this._uReflectivityMapMatrix&&o.uniformMatrix4fv(this._uReflectivityMapMatrix,!1,r._reflectivityMap._state.matrix)),r._normalMap&&r._normalMap._state.texture&&this._uNormalMap&&(n.bindTexture(this._uNormalMap,r._normalMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&o.uniformMatrix4fv(this._uNormalMapMatrix,!1,r._normalMap._state.matrix)),r._occlusionMap&&r._occlusionMap._state.texture&&this._uOcclusionMap&&(n.bindTexture(this._uOcclusionMap,r._occlusionMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&o.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,r._occlusionMap._state.matrix)),r._diffuseFresnel&&(this._uDiffuseFresnelEdgeBias&&o.uniform1f(this._uDiffuseFresnelEdgeBias,r._diffuseFresnel.edgeBias),this._uDiffuseFresnelCenterBias&&o.uniform1f(this._uDiffuseFresnelCenterBias,r._diffuseFresnel.centerBias),this._uDiffuseFresnelEdgeColor&&o.uniform3fv(this._uDiffuseFresnelEdgeColor,r._diffuseFresnel.edgeColor),this._uDiffuseFresnelCenterColor&&o.uniform3fv(this._uDiffuseFresnelCenterColor,r._diffuseFresnel.centerColor),this._uDiffuseFresnelPower&&o.uniform1f(this._uDiffuseFresnelPower,r._diffuseFresnel.power)),r._specularFresnel&&(this._uSpecularFresnelEdgeBias&&o.uniform1f(this._uSpecularFresnelEdgeBias,r._specularFresnel.edgeBias),this._uSpecularFresnelCenterBias&&o.uniform1f(this._uSpecularFresnelCenterBias,r._specularFresnel.centerBias),this._uSpecularFresnelEdgeColor&&o.uniform3fv(this._uSpecularFresnelEdgeColor,r._specularFresnel.edgeColor),this._uSpecularFresnelCenterColor&&o.uniform3fv(this._uSpecularFresnelCenterColor,r._specularFresnel.centerColor),this._uSpecularFresnelPower&&o.uniform1f(this._uSpecularFresnelPower,r._specularFresnel.power)),r._alphaFresnel&&(this._uAlphaFresnelEdgeBias&&o.uniform1f(this._uAlphaFresnelEdgeBias,r._alphaFresnel.edgeBias),this._uAlphaFresnelCenterBias&&o.uniform1f(this._uAlphaFresnelCenterBias,r._alphaFresnel.centerBias),this._uAlphaFresnelEdgeColor&&o.uniform3fv(this._uAlphaFresnelEdgeColor,r._alphaFresnel.edgeColor),this._uAlphaFresnelCenterColor&&o.uniform3fv(this._uAlphaFresnelCenterColor,r._alphaFresnel.centerColor),this._uAlphaFresnelPower&&o.uniform1f(this._uAlphaFresnelPower,r._alphaFresnel.power)),r._reflectivityFresnel&&(this._uReflectivityFresnelEdgeBias&&o.uniform1f(this._uReflectivityFresnelEdgeBias,r._reflectivityFresnel.edgeBias),this._uReflectivityFresnelCenterBias&&o.uniform1f(this._uReflectivityFresnelCenterBias,r._reflectivityFresnel.centerBias),this._uReflectivityFresnelEdgeColor&&o.uniform3fv(this._uReflectivityFresnelEdgeColor,r._reflectivityFresnel.edgeColor),this._uReflectivityFresnelCenterColor&&o.uniform3fv(this._uReflectivityFresnelCenterColor,r._reflectivityFresnel.centerColor),this._uReflectivityFresnelPower&&o.uniform1f(this._uReflectivityFresnelPower,r._reflectivityFresnel.power)),r._emissiveFresnel&&(this._uEmissiveFresnelEdgeBias&&o.uniform1f(this._uEmissiveFresnelEdgeBias,r._emissiveFresnel.edgeBias),this._uEmissiveFresnelCenterBias&&o.uniform1f(this._uEmissiveFresnelCenterBias,r._emissiveFresnel.centerBias),this._uEmissiveFresnelEdgeColor&&o.uniform3fv(this._uEmissiveFresnelEdgeColor,r._emissiveFresnel.edgeColor),this._uEmissiveFresnelCenterColor&&o.uniform3fv(this._uEmissiveFresnelCenterColor,r._emissiveFresnel.centerColor),this._uEmissiveFresnelPower&&o.uniform1f(this._uEmissiveFresnelPower,r._emissiveFresnel.power));break;case"MetallicMaterial":this._uBaseColor&&o.uniform3fv(this._uBaseColor,l.baseColor),this._uMaterialMetallic&&o.uniform1f(this._uMaterialMetallic,l.metallic),this._uMaterialRoughness&&o.uniform1f(this._uMaterialRoughness,l.roughness),this._uMaterialSpecularF0&&o.uniform1f(this._uMaterialSpecularF0,l.specularF0),this._uMaterialEmissive&&o.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&o.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0);const t=r._baseColorMap;t&&t._state.texture&&this._uBaseColorMap&&(n.bindTexture(this._uBaseColorMap,t._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uBaseColorMapMatrix&&o.uniformMatrix4fv(this._uBaseColorMapMatrix,!1,t._state.matrix));const s=r._metallicMap;s&&s._state.texture&&this._uMetallicMap&&(n.bindTexture(this._uMetallicMap,s._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMetallicMapMatrix&&o.uniformMatrix4fv(this._uMetallicMapMatrix,!1,s._state.matrix));const a=r._roughnessMap;a&&a._state.texture&&this._uRoughnessMap&&(n.bindTexture(this._uRoughnessMap,a._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uRoughnessMapMatrix&&o.uniformMatrix4fv(this._uRoughnessMapMatrix,!1,a._state.matrix));const A=r._metallicRoughnessMap;A&&A._state.texture&&this._uMetallicRoughnessMap&&(n.bindTexture(this._uMetallicRoughnessMap,A._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMetallicRoughnessMapMatrix&&o.uniformMatrix4fv(this._uMetallicRoughnessMapMatrix,!1,A._state.matrix)),(d=r._emissiveMap)&&d._state.texture&&this._uEmissiveMap&&(n.bindTexture(this._uEmissiveMap,d._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&o.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,d._state.matrix)),(p=r._occlusionMap)&&r._occlusionMap._state.texture&&this._uOcclusionMap&&(n.bindTexture(this._uOcclusionMap,p._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&o.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,p._state.matrix)),(f=r._alphaMap)&&f._state.texture&&this._uAlphaMap&&(n.bindTexture(this._uAlphaMap,f._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&o.uniformMatrix4fv(this._uAlphaMapMatrix,!1,f._state.matrix)),(g=r._normalMap)&&g._state.texture&&this._uNormalMap&&(n.bindTexture(this._uNormalMap,g._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&o.uniformMatrix4fv(this._uNormalMapMatrix,!1,g._state.matrix));break;case"SpecularMaterial":this._uMaterialDiffuse&&o.uniform3fv(this._uMaterialDiffuse,l.diffuse),this._uMaterialSpecular&&o.uniform3fv(this._uMaterialSpecular,l.specular),this._uMaterialGlossiness&&o.uniform1f(this._uMaterialGlossiness,l.glossiness),this._uMaterialReflectivity&&o.uniform1f(this._uMaterialReflectivity,l.reflectivity),this._uMaterialEmissive&&o.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&o.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0);const h=r._diffuseMap;h&&h._state.texture&&this._uDiffuseMap&&(n.bindTexture(this._uDiffuseMap,h._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uDiffuseMapMatrix&&o.uniformMatrix4fv(this._uDiffuseMapMatrix,!1,h._state.matrix));const c=r._specularMap;c&&c._state.texture&&this._uSpecularMap&&(n.bindTexture(this._uSpecularMap,c._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularMapMatrix&&o.uniformMatrix4fv(this._uSpecularMapMatrix,!1,c._state.matrix));const u=r._glossinessMap;u&&u._state.texture&&this._uGlossinessMap&&(n.bindTexture(this._uGlossinessMap,u._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uGlossinessMapMatrix&&o.uniformMatrix4fv(this._uGlossinessMapMatrix,!1,u._state.matrix));const m=r._specularGlossinessMap;var d,p,f,g;m&&m._state.texture&&this._uSpecularGlossinessMap&&(n.bindTexture(this._uSpecularGlossinessMap,m._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularGlossinessMapMatrix&&o.uniformMatrix4fv(this._uSpecularGlossinessMapMatrix,!1,m._state.matrix)),(d=r._emissiveMap)&&d._state.texture&&this._uEmissiveMap&&(n.bindTexture(this._uEmissiveMap,d._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&o.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,d._state.matrix)),(p=r._occlusionMap)&&p._state.texture&&this._uOcclusionMap&&(n.bindTexture(this._uOcclusionMap,p._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&o.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,p._state.matrix)),(f=r._alphaMap)&&f._state.texture&&this._uAlphaMap&&(n.bindTexture(this._uAlphaMap,f._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&o.uniformMatrix4fv(this._uAlphaMapMatrix,!1,f._state.matrix)),(g=r._normalMap)&&g._state.texture&&this._uNormalMap&&(n.bindTexture(this._uNormalMap,g._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&o.uniformMatrix4fv(this._uNormalMapMatrix,!1,g._state.matrix))}this._lastMaterialId=l.id}if(o.uniformMatrix4fv(this._uModelMatrix,o.FALSE,t.worldMatrix),this._uModelNormalMatrix&&o.uniformMatrix4fv(this._uModelNormalMatrix,o.FALSE,t.worldNormalMatrix),this._uClippable&&o.uniform1i(this._uClippable,a.clippable),this._uColorize){const e=a.colorize,t=this._lastColorize;t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2]&&t[3]===e[3]||(o.uniform4fv(this._uColorize,e),t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=e[3])}o.uniform3fv(this._uOffset,a.offset),A.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&o.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,A.positionsDecodeMatrix),this._uUVDecodeMatrix&&o.uniformMatrix3fv(this._uUVDecodeMatrix,!1,A.uvDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(A.positionsBuf),e.bindArray++),this._aNormal&&(this._aNormal.bindArrayBuffer(A.normalsBuf),e.bindArray++),this._aUV&&(this._aUV.bindArrayBuffer(A.uvBuf),e.bindArray++),this._aColor&&(this._aColor.bindArrayBuffer(A.colorsBuf),e.bindArray++),this._aFlags&&(this._aFlags.bindArrayBuffer(A.flagsBuf),e.bindArray++),A.indicesBuf&&(A.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=A.id),A.indicesBuf?(o.drawElements(A.primitive,A.indicesBuf.numItems,A.indicesBuf.itemType,0),e.drawElements++):A.positions&&(o.drawArrays(o.TRIANGLES,0,A.positions.numItems),e.drawArrays++),u&&o.depthFunc(o.LESS)},Vs.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl,s=e._material,r=t._lightsState,o=t._sectionPlanesState,n=e._material._state;if(this._program=new qe(i,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const a=this._program;this._uPositionsDecodeMatrix=a.getLocation("positionsDecodeMatrix"),this._uUVDecodeMatrix=a.getLocation("uvDecodeMatrix"),this._uModelMatrix=a.getLocation("modelMatrix"),this._uModelNormalMatrix=a.getLocation("modelNormalMatrix"),this._uViewMatrix=a.getLocation("viewMatrix"),this._uViewNormalMatrix=a.getLocation("viewNormalMatrix"),this._uProjMatrix=a.getLocation("projMatrix"),this._uGammaFactor=a.getLocation("gammaFactor"),this._uLightAmbient=[],this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[],this._uShadowViewMatrix=[],this._uShadowProjMatrix=[],t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=a.getLocation("logDepthBufFC"));const l=r.lights;let A;for(var h=0,c=l.length;h<c;h++){switch(A=l[h],A.type){case"ambient":this._uLightAmbient[h]=a.getLocation("lightAmbient");break;case"dir":this._uLightColor[h]=a.getLocation("lightColor"+h),this._uLightPos[h]=null,this._uLightDir[h]=a.getLocation("lightDir"+h);break;case"point":this._uLightColor[h]=a.getLocation("lightColor"+h),this._uLightPos[h]=a.getLocation("lightPos"+h),this._uLightDir[h]=null,this._uLightAttenuation[h]=a.getLocation("lightAttenuation"+h);break;case"spot":this._uLightColor[h]=a.getLocation("lightColor"+h),this._uLightPos[h]=a.getLocation("lightPos"+h),this._uLightDir[h]=a.getLocation("lightDir"+h),this._uLightAttenuation[h]=a.getLocation("lightAttenuation"+h)}A.castsShadow&&(this._uShadowViewMatrix[h]=a.getLocation("shadowViewMatrix"+h),this._uShadowProjMatrix[h]=a.getLocation("shadowProjMatrix"+h))}r.lightMaps.length>0&&(this._uLightMap="lightMap"),r.reflectionMaps.length>0&&(this._uReflectionMap="reflectionMap"),this._uSectionPlanes=[];for(h=0,c=o.sectionPlanes.length;h<c;h++)this._uSectionPlanes.push({active:a.getLocation("sectionPlaneActive"+h),pos:a.getLocation("sectionPlanePos"+h),dir:a.getLocation("sectionPlaneDir"+h)});switch(this._uPointSize=a.getLocation("pointSize"),n.type){case"LambertMaterial":this._uMaterialColor=a.getLocation("materialColor"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff");break;case"PhongMaterial":this._uMaterialAmbient=a.getLocation("materialAmbient"),this._uMaterialDiffuse=a.getLocation("materialDiffuse"),this._uMaterialSpecular=a.getLocation("materialSpecular"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),this._uMaterialShininess=a.getLocation("materialShininess"),s._ambientMap&&(this._uMaterialAmbientMap="ambientMap",this._uMaterialAmbientMapMatrix=a.getLocation("ambientMapMatrix")),s._diffuseMap&&(this._uDiffuseMap="diffuseMap",this._uDiffuseMapMatrix=a.getLocation("diffuseMapMatrix")),s._specularMap&&(this._uSpecularMap="specularMap",this._uSpecularMapMatrix=a.getLocation("specularMapMatrix")),s._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),s._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),s._reflectivityMap&&(this._uReflectivityMap="reflectivityMap",this._uReflectivityMapMatrix=a.getLocation("reflectivityMapMatrix")),s._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix")),s._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),s._diffuseFresnel&&(this._uDiffuseFresnelEdgeBias=a.getLocation("diffuseFresnelEdgeBias"),this._uDiffuseFresnelCenterBias=a.getLocation("diffuseFresnelCenterBias"),this._uDiffuseFresnelEdgeColor=a.getLocation("diffuseFresnelEdgeColor"),this._uDiffuseFresnelCenterColor=a.getLocation("diffuseFresnelCenterColor"),this._uDiffuseFresnelPower=a.getLocation("diffuseFresnelPower")),s._specularFresnel&&(this._uSpecularFresnelEdgeBias=a.getLocation("specularFresnelEdgeBias"),this._uSpecularFresnelCenterBias=a.getLocation("specularFresnelCenterBias"),this._uSpecularFresnelEdgeColor=a.getLocation("specularFresnelEdgeColor"),this._uSpecularFresnelCenterColor=a.getLocation("specularFresnelCenterColor"),this._uSpecularFresnelPower=a.getLocation("specularFresnelPower")),s._alphaFresnel&&(this._uAlphaFresnelEdgeBias=a.getLocation("alphaFresnelEdgeBias"),this._uAlphaFresnelCenterBias=a.getLocation("alphaFresnelCenterBias"),this._uAlphaFresnelEdgeColor=a.getLocation("alphaFresnelEdgeColor"),this._uAlphaFresnelCenterColor=a.getLocation("alphaFresnelCenterColor"),this._uAlphaFresnelPower=a.getLocation("alphaFresnelPower")),s._reflectivityFresnel&&(this._uReflectivityFresnelEdgeBias=a.getLocation("reflectivityFresnelEdgeBias"),this._uReflectivityFresnelCenterBias=a.getLocation("reflectivityFresnelCenterBias"),this._uReflectivityFresnelEdgeColor=a.getLocation("reflectivityFresnelEdgeColor"),this._uReflectivityFresnelCenterColor=a.getLocation("reflectivityFresnelCenterColor"),this._uReflectivityFresnelPower=a.getLocation("reflectivityFresnelPower")),s._emissiveFresnel&&(this._uEmissiveFresnelEdgeBias=a.getLocation("emissiveFresnelEdgeBias"),this._uEmissiveFresnelCenterBias=a.getLocation("emissiveFresnelCenterBias"),this._uEmissiveFresnelEdgeColor=a.getLocation("emissiveFresnelEdgeColor"),this._uEmissiveFresnelCenterColor=a.getLocation("emissiveFresnelCenterColor"),this._uEmissiveFresnelPower=a.getLocation("emissiveFresnelPower"));break;case"MetallicMaterial":this._uBaseColor=a.getLocation("materialBaseColor"),this._uMaterialMetallic=a.getLocation("materialMetallic"),this._uMaterialRoughness=a.getLocation("materialRoughness"),this._uMaterialSpecularF0=a.getLocation("materialSpecularF0"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),s._baseColorMap&&(this._uBaseColorMap="baseColorMap",this._uBaseColorMapMatrix=a.getLocation("baseColorMapMatrix")),s._metallicMap&&(this._uMetallicMap="metallicMap",this._uMetallicMapMatrix=a.getLocation("metallicMapMatrix")),s._roughnessMap&&(this._uRoughnessMap="roughnessMap",this._uRoughnessMapMatrix=a.getLocation("roughnessMapMatrix")),s._metallicRoughnessMap&&(this._uMetallicRoughnessMap="metallicRoughnessMap",this._uMetallicRoughnessMapMatrix=a.getLocation("metallicRoughnessMapMatrix")),s._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),s._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),s._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),s._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix"));break;case"SpecularMaterial":this._uMaterialDiffuse=a.getLocation("materialDiffuse"),this._uMaterialSpecular=a.getLocation("materialSpecular"),this._uMaterialGlossiness=a.getLocation("materialGlossiness"),this._uMaterialReflectivity=a.getLocation("reflectivityFresnel"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),s._diffuseMap&&(this._uDiffuseMap="diffuseMap",this._uDiffuseMapMatrix=a.getLocation("diffuseMapMatrix")),s._specularMap&&(this._uSpecularMap="specularMap",this._uSpecularMapMatrix=a.getLocation("specularMapMatrix")),s._glossinessMap&&(this._uGlossinessMap="glossinessMap",this._uGlossinessMapMatrix=a.getLocation("glossinessMapMatrix")),s._specularGlossinessMap&&(this._uSpecularGlossinessMap="materialSpecularGlossinessMap",this._uSpecularGlossinessMapMatrix=a.getLocation("materialSpecularGlossinessMapMatrix")),s._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),s._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),s._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),s._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix"))}this._aPosition=a.getAttribute("position"),this._aNormal=a.getAttribute("normal"),this._aUV=a.getAttribute("uv"),this._aColor=a.getAttribute("color"),this._aFlags=a.getAttribute("flags"),this._uClippable=a.getLocation("clippable"),this._uColorize=a.getLocation("colorize"),this._uOffset=a.getLocation("offset"),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastColorize=new Float32Array(4),this._baseTextureUnit=0},Vs.prototype._bindProgram=function(e){const t=je.MAX_TEXTURE_UNITS,i=this._scene,s=i.canvas.gl,r=i._lightsState,o=i.camera.project;let n;const a=this._program;if(a.bind(),e.useProgram++,e.textureUnit=0,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastColorize[0]=-1,this._lastColorize[1]=-1,this._lastColorize[2]=-1,this._lastColorize[3]=-1,s.uniformMatrix4fv(this._uProjMatrix,!1,o.matrix),i.logarithmicDepthBufferEnabled){const e=2/(Math.log(o.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,e)}for(var l=0,A=r.lights.length;l<A;l++)if(n=r.lights[l],this._uLightAmbient[l])s.uniform4f(this._uLightAmbient[l],n.color[0],n.color[1],n.color[2],n.intensity);else if(this._uLightColor[l]&&s.uniform4f(this._uLightColor[l],n.color[0],n.color[1],n.color[2],n.intensity),this._uLightPos[l]&&(s.uniform3fv(this._uLightPos[l],n.pos),this._uLightAttenuation[l]&&s.uniform1f(this._uLightAttenuation[l],n.attenuation)),this._uLightDir[l]&&s.uniform3fv(this._uLightDir[l],n.dir),n.castsShadow){this._uShadowViewMatrix[l]&&s.uniformMatrix4fv(this._uShadowViewMatrix[l],!1,n.getShadowViewMatrix()),this._uShadowProjMatrix[l]&&s.uniformMatrix4fv(this._uShadowProjMatrix[l],!1,n.getShadowProjMatrix());const i=n.getShadowRenderBuf();i&&(a.bindTexture("shadowMap"+l,i.getTexture(),e.textureUnit),e.textureUnit=(e.textureUnit+1)%t,e.bindTexture++)}r.lightMaps.length>0&&r.lightMaps[0].texture&&this._uLightMap&&(a.bindTexture(this._uLightMap,r.lightMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%t,e.bindTexture++),r.reflectionMaps.length>0&&r.reflectionMaps[0].texture&&this._uReflectionMap&&(a.bindTexture(this._uReflectionMap,r.reflectionMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%t,e.bindTexture++),this._uGammaFactor&&s.uniform1f(this._uGammaFactor,i.gammaFactor),this._baseTextureUnit=e.textureUnit};class js{constructor(e){this.vertex=function(e){const t=e.scene,i=t._lightsState,s=function(e){const t=e._geometry._state.primitiveName;if((e._geometry._state.autoVertexNormals||e._geometry._state.normalsBuf)&&("triangles"===t||"triangle-strip"===t||"triangle-fan"===t))return!0;return!1}(e),r=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,o=!!e._geometry._state.compressGeometry,n=e._state.billboard,a=e._state.stationary,l=[];l.push("#version 300 es"),l.push("// EmphasisFillShaderSource vertex shader"),l.push("in vec3 position;"),l.push("uniform mat4 modelMatrix;"),l.push("uniform mat4 viewMatrix;"),l.push("uniform mat4 projMatrix;"),l.push("uniform vec4 colorize;"),l.push("uniform vec3 offset;"),o&&l.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(l.push("uniform float logDepthBufFC;"),l.push("out float vFragDepth;"),l.push("bool isPerspectiveMatrix(mat4 m) {"),l.push("    return (m[2][3] == - 1.0);"),l.push("}"),l.push("out float isPerspective;"));r&&l.push("out vec4 vWorldPosition;");if(l.push("uniform vec4   lightAmbient;"),l.push("uniform vec4   fillColor;"),s){l.push("in vec3 normal;"),l.push("uniform mat4 modelNormalMatrix;"),l.push("uniform mat4 viewNormalMatrix;");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];"ambient"!==t.type&&(l.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&l.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&l.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&l.push("uniform vec3 lightPos"+e+";"))}o&&(l.push("vec3 octDecode(vec2 oct) {"),l.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),l.push("    if (v.z < 0.0) {"),l.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),l.push("    }"),l.push("    return normalize(v);"),l.push("}"))}l.push("out vec4 vColor;"),("spherical"===n||"cylindrical"===n)&&(l.push("void billboard(inout mat4 mat) {"),l.push("   mat[0][0] = 1.0;"),l.push("   mat[0][1] = 0.0;"),l.push("   mat[0][2] = 0.0;"),"spherical"===n&&(l.push("   mat[1][0] = 0.0;"),l.push("   mat[1][1] = 1.0;"),l.push("   mat[1][2] = 0.0;")),l.push("   mat[2][0] = 0.0;"),l.push("   mat[2][1] = 0.0;"),l.push("   mat[2][2] =1.0;"),l.push("}"));l.push("void main(void) {"),l.push("vec4 localPosition = vec4(position, 1.0); "),l.push("vec4 worldPosition;"),o&&l.push("localPosition = positionsDecodeMatrix * localPosition;");s&&(o?l.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):l.push("vec4 localNormal = vec4(normal, 0.0); "),l.push("mat4 modelNormalMatrix2 = modelNormalMatrix;"),l.push("mat4 viewNormalMatrix2 = viewNormalMatrix;"));l.push("mat4 viewMatrix2 = viewMatrix;"),l.push("mat4 modelMatrix2 = modelMatrix;"),a&&l.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===n||"cylindrical"===n?(l.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),l.push("billboard(modelMatrix2);"),l.push("billboard(viewMatrix2);"),l.push("billboard(modelViewMatrix);"),s&&(l.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),l.push("billboard(modelNormalMatrix2);"),l.push("billboard(viewNormalMatrix2);"),l.push("billboard(modelViewNormalMatrix);")),l.push("worldPosition = modelMatrix2 * localPosition;"),l.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(l.push("worldPosition = modelMatrix2 * localPosition;"),l.push("worldPosition.xyz = worldPosition.xyz + offset;"),l.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));s&&l.push("vec3 viewNormal = normalize((viewNormalMatrix2 * modelNormalMatrix2 * localNormal).xyz);");if(l.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),l.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),l.push("float lambertian = 1.0;"),s)for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?l.push("viewLightDir = normalize(lightDir"+e+");"):l.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+e+", 0.0)).xyz);");else{if("point"!==t.type)continue;"view"===t.space?l.push("viewLightDir = normalize(lightPos"+e+" - viewPosition.xyz);"):l.push("viewLightDir = normalize((viewMatrix2 * vec4(lightPos"+e+", 0.0)).xyz);")}l.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),l.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}l.push("vColor = vec4(reflectedColor * fillColor.rgb, fillColor.a);"),r&&l.push("vWorldPosition = worldPosition;");"points"===e._geometry._state.primitiveName&&l.push("gl_PointSize = pointSize;");l.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(l.push("vFragDepth = 1.0 + clipPos.w;"),l.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return l.push("gl_Position = clipPos;"),l.push("}"),l}(e),this.fragment=function(e){const t=e.scene,i=e.scene._sectionPlanesState,s=e.scene.gammaOutput,r=i.getNumAllocatedSectionPlanes()>0,o=[];o.push("#version 300 es"),o.push("// Lambertian drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),t.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;"));s&&(o.push("uniform float gammaFactor;"),o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}"));if(r){o.push("in vec4 vWorldPosition;"),o.push("uniform bool clippable;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)o.push("uniform bool sectionPlaneActive"+e+";"),o.push("uniform vec3 sectionPlanePos"+e+";"),o.push("uniform vec3 sectionPlaneDir"+e+";")}if(o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){o.push("if (clippable) {"),o.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)o.push("if (sectionPlaneActive"+e+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > 0.0) { discard; }"),o.push("}")}"points"===e._geometry._state.primitiveName&&(o.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),o.push("float r = dot(cxy, cxy);"),o.push("if (r > 1.0) {"),o.push("   discard;"),o.push("}"));t.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");s?o.push("outColor = linearToGamma(vColor, gammaFactor);"):o.push("outColor = vColor;");return o.push("}"),o}(e)}}const Gs=new e({}),zs=d.vec3(),Ws=function(e,t){this.id=Gs.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new js(t),this._allocate(t)},Ks={};Ws.get=function(e){const t=[e.scene.id,e.scene.gammaOutput?"go":"",e.scene._sectionPlanesState.getHash(),e._geometry._state.normalsBuf?"n":"",e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";");let i=Ks[t];return i||(i=new Ws(t,e),Ks[t]=i,m.memory.programs++),i._useCount++,i},Ws.prototype.put=function(){0==--this._useCount&&(Gs.removeItem(this.id),this._program&&this._program.destroy(),delete Ks[this._hash],m.memory.programs--)},Ws.prototype.webglContextRestored=function(){this._program=null},Ws.prototype.drawMesh=function(e,t,i){this._program||this._allocate(t);const s=this._scene,r=s.camera,o=s.canvas.gl,n=0===i?t._xrayMaterial._state:1===i?t._highlightMaterial._state:t._selectedMaterial._state,a=t._state,l=t._geometry._state,A=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),o.uniformMatrix4fv(this._uViewMatrix,!1,A?e.getRTCViewMatrix(a.originHash,A):r.viewMatrix),o.uniformMatrix4fv(this._uViewNormalMatrix,!1,r.viewNormalMatrix),a.clippable){const e=s._sectionPlanesState.getNumAllocatedSectionPlanes(),i=s._sectionPlanesState.sectionPlanes.length;if(e>0){const r=s._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<i){const i=n.sectionPlanesActivePerLayer[t];if(o.uniform1i(e.active,i?1:0),i){const i=r[t];if(A){const t=ee(i.dist,i.dir,A,zs);o.uniform3fv(e.pos,t)}else o.uniform3fv(e.pos,i.pos);o.uniform3fv(e.dir,i.dir)}}else o.uniform1i(e.active,0)}}}if(n.id!==this._lastMaterialId){const t=n.fillColor,i=n.backfaces;e.backfaces!==i&&(i?o.disable(o.CULL_FACE):o.enable(o.CULL_FACE),e.backfaces=i),o.uniform4f(this._uFillColor,t[0],t[1],t[2],n.fillAlpha),this._lastMaterialId=n.id}o.uniformMatrix4fv(this._uModelMatrix,o.FALSE,t.worldMatrix),this._uModelNormalMatrix&&o.uniformMatrix4fv(this._uModelNormalMatrix,o.FALSE,t.worldNormalMatrix),this._uClippable&&o.uniform1i(this._uClippable,a.clippable),o.uniform3fv(this._uOffset,a.offset),l.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&o.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,l.positionsDecodeMatrix),this._uUVDecodeMatrix&&o.uniformMatrix3fv(this._uUVDecodeMatrix,!1,l.uvDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(l.positionsBuf),e.bindArray++),this._aNormal&&(this._aNormal.bindArrayBuffer(l.normalsBuf),e.bindArray++),l.indicesBuf?(l.indicesBuf.bind(),e.bindArray++):l.positionsBuf,this._lastGeometryId=l.id),l.indicesBuf?(o.drawElements(l.primitive,l.indicesBuf.numItems,l.indicesBuf.itemType,0),e.drawElements++):l.positionsBuf&&(o.drawArrays(o.TRIANGLES,0,l.positionsBuf.numItems),e.drawArrays++)},Ws.prototype._allocate=function(e){const t=e.scene,i=t._lightsState,s=t._sectionPlanesState,r=t.canvas.gl;if(this._program=new qe(r,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const o=this._program;this._uPositionsDecodeMatrix=o.getLocation("positionsDecodeMatrix"),this._uModelMatrix=o.getLocation("modelMatrix"),this._uModelNormalMatrix=o.getLocation("modelNormalMatrix"),this._uViewMatrix=o.getLocation("viewMatrix"),this._uViewNormalMatrix=o.getLocation("viewNormalMatrix"),this._uProjMatrix=o.getLocation("projMatrix"),this._uLightAmbient=[],this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];for(let e=0,t=i.lights.length;e<t;e++){switch(i.lights[e].type){case"ambient":this._uLightAmbient[e]=o.getLocation("lightAmbient");break;case"dir":this._uLightColor[e]=o.getLocation("lightColor"+e),this._uLightPos[e]=null,this._uLightDir[e]=o.getLocation("lightDir"+e);break;case"point":this._uLightColor[e]=o.getLocation("lightColor"+e),this._uLightPos[e]=o.getLocation("lightPos"+e),this._uLightDir[e]=null,this._uLightAttenuation[e]=o.getLocation("lightAttenuation"+e)}}this._uSectionPlanes=[];for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)this._uSectionPlanes.push({active:o.getLocation("sectionPlaneActive"+e),pos:o.getLocation("sectionPlanePos"+e),dir:o.getLocation("sectionPlaneDir"+e)});this._uFillColor=o.getLocation("fillColor"),this._aPosition=o.getAttribute("position"),this._aNormal=o.getAttribute("normal"),this._uClippable=o.getLocation("clippable"),this._uGammaFactor=o.getLocation("gammaFactor"),this._uOffset=o.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=o.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null},Ws.prototype._bindProgram=function(e){const t=this._scene,i=t.canvas.gl,s=t._lightsState,r=t.camera,o=r.project;if(this._program.bind(),e.useProgram++,e.textureUnit=0,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastIndicesBufId=null,i.uniformMatrix4fv(this._uViewNormalMatrix,!1,r.normalMatrix),i.uniformMatrix4fv(this._uProjMatrix,!1,o.matrix),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(o.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];this._uLightAmbient[e]?i.uniform4f(this._uLightAmbient[e],t.color[0],t.color[1],t.color[2],t.intensity):(this._uLightColor[e]&&i.uniform4f(this._uLightColor[e],t.color[0],t.color[1],t.color[2],t.intensity),this._uLightPos[e]&&(i.uniform3fv(this._uLightPos[e],t.pos),this._uLightAttenuation[e]&&i.uniform1f(this._uLightAttenuation[e],t.attenuation)),this._uLightDir[e]&&i.uniform3fv(this._uLightDir[e],t.dir))}this._uGammaFactor&&i.uniform1f(this._uGammaFactor,t.gammaFactor)};class Xs{constructor(e){this.vertex=function(e){const t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=e._state.billboard,o=e._state.stationary,n=[];n.push("#version 300 es"),n.push("// Edges drawing vertex shader"),n.push("in vec3 position;"),n.push("uniform mat4 modelMatrix;"),n.push("uniform mat4 viewMatrix;"),n.push("uniform mat4 projMatrix;"),n.push("uniform vec4 edgeColor;"),n.push("uniform vec3 offset;"),s&&n.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;"));i&&n.push("out vec4 vWorldPosition;");n.push("out vec4 vColor;"),("spherical"===r||"cylindrical"===r)&&(n.push("void billboard(inout mat4 mat) {"),n.push("   mat[0][0] = 1.0;"),n.push("   mat[0][1] = 0.0;"),n.push("   mat[0][2] = 0.0;"),"spherical"===r&&(n.push("   mat[1][0] = 0.0;"),n.push("   mat[1][1] = 1.0;"),n.push("   mat[1][2] = 0.0;")),n.push("   mat[2][0] = 0.0;"),n.push("   mat[2][1] = 0.0;"),n.push("   mat[2][2] =1.0;"),n.push("}"));n.push("void main(void) {"),n.push("vec4 localPosition = vec4(position, 1.0); "),n.push("vec4 worldPosition;"),s&&n.push("localPosition = positionsDecodeMatrix * localPosition;");n.push("mat4 viewMatrix2 = viewMatrix;"),n.push("mat4 modelMatrix2 = modelMatrix;"),o&&n.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===r||"cylindrical"===r?(n.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),n.push("billboard(modelMatrix2);"),n.push("billboard(viewMatrix2);"),n.push("billboard(modelViewMatrix);"),n.push("worldPosition = modelMatrix2 * localPosition;"),n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(n.push("worldPosition = modelMatrix2 * localPosition;"),n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));n.push("vColor = edgeColor;"),i&&n.push("vWorldPosition = worldPosition;");n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return n.push("gl_Position = clipPos;"),n.push("}"),n}(e),this.fragment=function(e){const t=e.scene,i=e.scene._sectionPlanesState,s=e.scene.gammaOutput,r=i.getNumAllocatedSectionPlanes()>0,o=[];o.push("#version 300 es"),o.push("// Edges drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),t.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;"));s&&(o.push("uniform float gammaFactor;"),o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}"));if(r){o.push("in vec4 vWorldPosition;"),o.push("uniform bool clippable;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)o.push("uniform bool sectionPlaneActive"+e+";"),o.push("uniform vec3 sectionPlanePos"+e+";"),o.push("uniform vec3 sectionPlaneDir"+e+";")}if(o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){o.push("if (clippable) {"),o.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)o.push("if (sectionPlaneActive"+e+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > 0.0) { discard; }"),o.push("}")}t.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");s?o.push("outColor = linearToGamma(vColor, gammaFactor);"):o.push("outColor = vColor;");return o.push("}"),o}(e)}}const Js=new e({}),Ys=d.vec3(),Zs=function(e,t){this.id=Js.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Xs(t),this._allocate(t)},qs={};Zs.get=function(e){const t=[e.scene.id,e.scene.gammaOutput?"go":"",e.scene._sectionPlanesState.getHash(),e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";");let i=qs[t];return i||(i=new Zs(t,e),qs[t]=i,m.memory.programs++),i._useCount++,i},Zs.prototype.put=function(){0==--this._useCount&&(Js.removeItem(this.id),this._program&&this._program.destroy(),delete qs[this._hash],m.memory.programs--)},Zs.prototype.webglContextRestored=function(){this._program=null},Zs.prototype.drawMesh=function(e,t,i){this._program||this._allocate(t);const s=this._scene,r=s.camera,o=s.canvas.gl;let n;const a=t._state,l=t._geometry,A=l._state,h=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),o.uniformMatrix4fv(this._uViewMatrix,!1,h?e.getRTCViewMatrix(a.originHash,h):r.viewMatrix),a.clippable){const e=s._sectionPlanesState.getNumAllocatedSectionPlanes(),i=s._sectionPlanesState.sectionPlanes.length;if(e>0){const r=s._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<i){const i=n.sectionPlanesActivePerLayer[t];if(o.uniform1i(e.active,i?1:0),i){const i=r[t];if(h){const t=ee(i.dist,i.dir,h,Ys);o.uniform3fv(e.pos,t)}else o.uniform3fv(e.pos,i.pos);o.uniform3fv(e.dir,i.dir)}}else o.uniform1i(e.active,0)}}}switch(i){case 0:n=t._xrayMaterial._state;break;case 1:n=t._highlightMaterial._state;break;case 2:n=t._selectedMaterial._state;break;default:n=t._edgeMaterial._state}if(n.id!==this._lastMaterialId){const t=n.backfaces;if(e.backfaces!==t&&(t?o.disable(o.CULL_FACE):o.enable(o.CULL_FACE),e.backfaces=t),e.lineWidth!==n.edgeWidth&&(o.lineWidth(n.edgeWidth),e.lineWidth=n.edgeWidth),this._uEdgeColor){const e=n.edgeColor,t=n.edgeAlpha;o.uniform4f(this._uEdgeColor,e[0],e[1],e[2],t)}this._lastMaterialId=n.id}let c;o.uniformMatrix4fv(this._uModelMatrix,o.FALSE,t.worldMatrix),this._uClippable&&o.uniform1i(this._uClippable,a.clippable),o.uniform3fv(this._uOffset,a.offset),A.primitive===o.TRIANGLES?c=l._getEdgeIndices():A.primitive===o.LINES&&(c=A.indicesBuf),c&&(A.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&o.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,A.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(A.positionsBuf,A.compressGeometry?o.UNSIGNED_SHORT:o.FLOAT),e.bindArray++),c.bind(),e.bindArray++,this._lastGeometryId=A.id),o.drawElements(o.LINES,c.numItems,c.itemType,0),e.drawElements++)},Zs.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl,s=t._sectionPlanesState;if(this._program=new qe(i,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const r=this._program;this._uPositionsDecodeMatrix=r.getLocation("positionsDecodeMatrix"),this._uModelMatrix=r.getLocation("modelMatrix"),this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+e),pos:r.getLocation("sectionPlanePos"+e),dir:r.getLocation("sectionPlaneDir"+e)});this._uEdgeColor=r.getLocation("edgeColor"),this._aPosition=r.getAttribute("position"),this._uClippable=r.getLocation("clippable"),this._uGammaFactor=r.getLocation("gammaFactor"),this._uOffset=r.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null},Zs.prototype._bindProgram=function(e){const t=this._program,i=this._scene,s=i.canvas.gl,r=i.camera.project;if(t.bind(),e.useProgram++,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,s.uniformMatrix4fv(this._uProjMatrix,!1,r.matrix),i.logarithmicDepthBufferEnabled){const e=2/(Math.log(r.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,e)}this._uGammaFactor&&s.uniform1f(this._uGammaFactor,i.gammaFactor)};class $s{constructor(e){this.vertex=function(e){const t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=e._state.billboard,o=e._state.stationary,n=[];n.push("#version 300 es"),n.push("// Mesh picking vertex shader"),n.push("in vec3 position;"),n.push("uniform mat4 modelMatrix;"),n.push("uniform mat4 viewMatrix;"),n.push("uniform mat4 projMatrix;"),n.push("out vec4 vViewPosition;"),n.push("uniform vec3 offset;"),s&&n.push("uniform mat4 positionsDecodeMatrix;");i&&n.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;"));"spherical"!==r&&"cylindrical"!==r||(n.push("void billboard(inout mat4 mat) {"),n.push("   mat[0][0] = 1.0;"),n.push("   mat[0][1] = 0.0;"),n.push("   mat[0][2] = 0.0;"),"spherical"===r&&(n.push("   mat[1][0] = 0.0;"),n.push("   mat[1][1] = 1.0;"),n.push("   mat[1][2] = 0.0;")),n.push("   mat[2][0] = 0.0;"),n.push("   mat[2][1] = 0.0;"),n.push("   mat[2][2] =1.0;"),n.push("}"));n.push("uniform vec2 pickClipPos;"),n.push("vec4 remapClipPos(vec4 clipPos) {"),n.push("    clipPos.xy /= clipPos.w;"),n.push("    clipPos.xy -= pickClipPos;"),n.push("    clipPos.xy *= clipPos.w;"),n.push("    return clipPos;"),n.push("}"),n.push("void main(void) {"),n.push("vec4 localPosition = vec4(position, 1.0); "),s&&n.push("localPosition = positionsDecodeMatrix * localPosition;");n.push("mat4 viewMatrix2 = viewMatrix;"),n.push("mat4 modelMatrix2 = modelMatrix;"),o&&n.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"!==r&&"cylindrical"!==r||(n.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),n.push("billboard(modelMatrix2);"),n.push("billboard(viewMatrix2);"));n.push("   vec4 worldPosition = modelMatrix2 * localPosition;"),n.push("   worldPosition.xyz = worldPosition.xyz + offset;"),n.push("   vec4 viewPosition = viewMatrix2 * worldPosition;"),i&&n.push("   vWorldPosition = worldPosition;");n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return n.push("gl_Position = remapClipPos(clipPos);"),n.push("}"),n}(e),this.fragment=function(e){const t=e.scene,i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];r.push("#version 300 es"),r.push("// Mesh picking fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),t.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;"));if(r.push("uniform vec4 pickColor;"),s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(var o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("uniform bool sectionPlaneActive"+o+";"),r.push("uniform vec3 sectionPlanePos"+o+";"),r.push("uniform vec3 sectionPlaneDir"+o+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}t.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return r.push("   outColor = pickColor; "),r.push("}"),r}(e)}}const er=d.vec3(),tr=function(e,t){this._hash=e,this._shaderSource=new $s(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},ir={};tr.get=function(e){const t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.hash].join(";");let i=ir[t];if(!i){if(i=new tr(t,e),i.errors)return console.log(i.errors.join("\n")),null;ir[t]=i,m.memory.programs++}return i._useCount++,i},tr.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete ir[this._hash],m.memory.programs--)},tr.prototype.webglContextRestored=function(){this._program=null},tr.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=this._scene,s=i.canvas.gl,r=t._state,o=t._material._state,n=t._geometry._state,a=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),s.uniformMatrix4fv(this._uViewMatrix,!1,a?e.getRTCPickViewMatrix(r.originHash,a):e.pickViewMatrix),r.clippable){const e=i._sectionPlanesState.getNumAllocatedSectionPlanes(),r=i._sectionPlanesState.sectionPlanes.length;if(e>0){const o=i._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<r){const i=n.sectionPlanesActivePerLayer[t];if(s.uniform1i(e.active,i?1:0),i){const i=o[t];if(a){const t=ee(i.dist,i.dir,a,er);s.uniform3fv(e.pos,t)}else s.uniform3fv(e.pos,i.pos);s.uniform3fv(e.dir,i.dir)}}else s.uniform1i(e.active,0)}}}if(o.id!==this._lastMaterialId){const t=o.backfaces;e.backfaces!==t&&(t?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),e.backfaces=t);const i=o.frontface;e.frontface!==i&&(i?s.frontFace(s.CCW):s.frontFace(s.CW),e.frontface=i),this._lastMaterialId=o.id}s.uniformMatrix4fv(this._uProjMatrix,!1,e.pickProjMatrix),s.uniformMatrix4fv(this._uModelMatrix,!1,t.worldMatrix),this._uClippable&&s.uniform1i(this._uClippable,t._state.clippable),s.uniform3fv(this._uOffset,t._state.offset),n.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&s.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,n.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(n.positionsBuf,n.compressGeometry?s.UNSIGNED_SHORT:s.FLOAT),e.bindArray++),n.indicesBuf&&(n.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=n.id);var l=t._state.pickID;const A=l>>24&255,h=l>>16&255,c=l>>8&255,u=255&l;s.uniform4f(this._uPickColor,u/255,c/255,h/255,A/255),s.uniform2fv(this._uPickClipPos,e.pickClipPos),n.indicesBuf?(s.drawElements(n.primitive,n.indicesBuf.numItems,n.indicesBuf.itemType,0),e.drawElements++):n.positions&&s.drawArrays(s.TRIANGLES,0,n.positions.numItems)},tr.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl;if(this._program=new qe(i,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,i=t._sectionPlanesState.sectionPlanes.length;e<i;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uPickColor=s.getLocation("pickColor"),this._uPickClipPos=s.getLocation("pickClipPos"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastGeometryId=null},tr.prototype._bindProgram=function(e){const t=this._scene,i=t.canvas.gl,s=t.camera.project;if(this._program.bind(),e.useProgram++,t.logarithmicDepthBufferEnabled){const e=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}this._lastMaterialId=null,this._lastGeometryId=null};class sr{constructor(e){this.vertex=function(e){const t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=[];r.push("#version 300 es"),r.push("// Surface picking vertex shader"),r.push("in vec3 position;"),r.push("in vec4 color;"),r.push("uniform mat4 modelMatrix;"),r.push("uniform mat4 viewMatrix;"),r.push("uniform mat4 projMatrix;"),r.push("uniform vec3 offset;"),i&&(r.push("uniform bool clippable;"),r.push("out vec4 vWorldPosition;"));t.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;"),r.push("bool isPerspectiveMatrix(mat4 m) {"),r.push("    return (m[2][3] == - 1.0);"),r.push("}"),r.push("out float isPerspective;"));r.push("uniform vec2 pickClipPos;"),r.push("vec4 remapClipPos(vec4 clipPos) {"),r.push("    clipPos.xy /= clipPos.w;"),r.push("    clipPos.xy -= pickClipPos;"),r.push("    clipPos.xy *= clipPos.w;"),r.push("    return clipPos;"),r.push("}"),r.push("out vec4 vColor;"),s&&r.push("uniform mat4 positionsDecodeMatrix;");r.push("void main(void) {"),r.push("vec4 localPosition = vec4(position, 1.0); "),s&&r.push("localPosition = positionsDecodeMatrix * localPosition;");r.push("   vec4 worldPosition = modelMatrix * localPosition; "),r.push("   worldPosition.xyz = worldPosition.xyz + offset;"),r.push("   vec4 viewPosition = viewMatrix * worldPosition;"),i&&r.push("   vWorldPosition = worldPosition;");r.push("   vColor = color;"),r.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return r.push("gl_Position = remapClipPos(clipPos);"),r.push("}"),r}(e),this.fragment=function(e){const t=e.scene,i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];r.push("#version 300 es"),r.push("// Surface picking fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),r.push("in vec4 vColor;"),t.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;"));if(s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(let e=0;e<i.getNumAllocatedSectionPlanes();e++)r.push("uniform bool sectionPlaneActive"+e+";"),r.push("uniform vec3 sectionPlanePos"+e+";"),r.push("uniform vec3 sectionPlaneDir"+e+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(let e=0;e<i.getNumAllocatedSectionPlanes();e++)r.push("if (sectionPlaneActive"+e+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}t.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return r.push("   outColor = vColor;"),r.push("}"),r}(e)}}const rr=d.vec3(),or=function(e,t){this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new sr(t),this._allocate(t)},nr={};or.get=function(e){const t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";");let i=nr[t];if(!i){if(i=new or(t,e),i.errors)return console.log(i.errors.join("\n")),null;nr[t]=i,m.memory.programs++}return i._useCount++,i},or.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete nr[this._hash],m.memory.programs--)},or.prototype.webglContextRestored=function(){this._program=null},or.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=this._scene,s=i.canvas.gl,r=t._state,o=t._material._state,n=t._geometry,a=t._geometry._state,l=t.origin,A=o.backfaces,h=o.frontface,c=i.camera.project,u=n._getPickTrianglePositions(),d=n._getPickTriangleColors();if(this._program.bind(),e.useProgram++,i.logarithmicDepthBufferEnabled){const e=2/(Math.log(c.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,e)}if(s.uniformMatrix4fv(this._uViewMatrix,!1,l?e.getRTCPickViewMatrix(r.originHash,l):e.pickViewMatrix),r.clippable){const e=i._sectionPlanesState.getNumAllocatedSectionPlanes(),r=i._sectionPlanesState.sectionPlanes.length;if(e>0){const o=i._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<r){const i=n.sectionPlanesActivePerLayer[t];if(s.uniform1i(e.active,i?1:0),i){const i=o[t];if(l){const t=ee(i.dist,i.dir,l,rr);s.uniform3fv(e.pos,t)}else s.uniform3fv(e.pos,i.pos);s.uniform3fv(e.dir,i.dir)}}else s.uniform1i(e.active,0)}}}s.uniformMatrix4fv(this._uProjMatrix,!1,e.pickProjMatrix),i.logarithmicDepthBufferEnabled&&s.uniform1f(this._uZFar,i.camera.project.far),e.backfaces!==A&&(A?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),e.backfaces=A),e.frontface!==h&&(h?s.frontFace(s.CCW):s.frontFace(s.CW),e.frontface=h),s.uniformMatrix4fv(this._uModelMatrix,!1,t.worldMatrix),this._uClippable&&s.uniform1i(this._uClippable,t._state.clippable),s.uniform3fv(this._uOffset,t._state.offset),this._uPositionsDecodeMatrix?(s.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,a.positionsDecodeMatrix),this._aPosition.bindArrayBuffer(u,a.compressGeometry?s.UNSIGNED_SHORT:s.FLOAT)):this._aPosition.bindArrayBuffer(u),s.uniform2fv(this._uPickClipPos,e.pickClipPos),d.bind(),s.enableVertexAttribArray(this._aColor.location),s.vertexAttribPointer(this._aColor.location,d.itemSize,d.itemType,!0,0,0),s.drawArrays(a.primitive,0,u.numItems/3)},or.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl;if(this._program=new qe(i,this._shaderSource),this._useCount=0,this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,i=t._sectionPlanesState.sectionPlanes.length;e<i;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),this._aColor=s.getAttribute("color"),this._uPickClipPos=s.getLocation("pickClipPos"),this._uClippable=s.getLocation("clippable"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC"))};class ar{constructor(e){this.vertex=function(e){const t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,s=!!e._geometry._state.compressGeometry,r=e._state.billboard,o=e._state.stationary,n=[];n.push("#version 300 es"),n.push("// Mesh occlusion vertex shader"),n.push("in vec3 position;"),n.push("uniform mat4 modelMatrix;"),n.push("uniform mat4 viewMatrix;"),n.push("uniform mat4 projMatrix;"),n.push("uniform vec3 offset;"),s&&n.push("uniform mat4 positionsDecodeMatrix;");i&&n.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;"));"spherical"!==r&&"cylindrical"!==r||(n.push("void billboard(inout mat4 mat) {"),n.push("   mat[0][0] = 1.0;"),n.push("   mat[0][1] = 0.0;"),n.push("   mat[0][2] = 0.0;"),"spherical"===r&&(n.push("   mat[1][0] = 0.0;"),n.push("   mat[1][1] = 1.0;"),n.push("   mat[1][2] = 0.0;")),n.push("   mat[2][0] = 0.0;"),n.push("   mat[2][1] = 0.0;"),n.push("   mat[2][2] =1.0;"),n.push("}"));n.push("void main(void) {"),n.push("vec4 localPosition = vec4(position, 1.0); "),n.push("vec4 worldPosition;"),s&&n.push("localPosition = positionsDecodeMatrix * localPosition;");n.push("mat4 viewMatrix2 = viewMatrix;"),n.push("mat4 modelMatrix2 = modelMatrix;"),o&&n.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===r||"cylindrical"===r?(n.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),n.push("billboard(modelMatrix2);"),n.push("billboard(viewMatrix2);"),n.push("billboard(modelViewMatrix);"),n.push("worldPosition = modelMatrix2 * localPosition;"),n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(n.push("worldPosition = modelMatrix2 * localPosition;"),n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));i&&n.push("   vWorldPosition = worldPosition;");n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return n.push("gl_Position = clipPos;"),n.push("}"),n}(e),this.fragment=function(e){const t=e.scene,i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];r.push("#version 300 es"),r.push("// Mesh occlusion fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),t.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;"));if(s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(var o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("uniform bool sectionPlaneActive"+o+";"),r.push("uniform vec3 sectionPlanePos"+o+";"),r.push("uniform vec3 sectionPlaneDir"+o+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}r.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),t.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return r.push("}"),r}(e)}}const lr=d.vec3(),Ar=function(e,t){this._hash=e,this._shaderSource=new ar(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},hr={};Ar.get=function(e){const t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.occlusionHash].join(";");let i=hr[t];if(!i){if(i=new Ar(t,e),i.errors)return console.log(i.errors.join("\n")),null;hr[t]=i,m.memory.programs++}return i._useCount++,i},Ar.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete hr[this._hash],m.memory.programs--)},Ar.prototype.webglContextRestored=function(){this._program=null},Ar.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=this._scene,s=i.canvas.gl,r=t._material._state,o=t._state,n=t._geometry._state,a=t.origin;if(r.alpha<1)return;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),r.id!==this._lastMaterialId){const t=r.backfaces;e.backfaces!==t&&(t?s.disable(s.CULL_FACE):s.enable(s.CULL_FACE),e.backfaces=t);const i=r.frontface;e.frontface!==i&&(i?s.frontFace(s.CCW):s.frontFace(s.CW),e.frontface=i),this._lastMaterialId=r.id}const l=i.camera;if(s.uniformMatrix4fv(this._uViewMatrix,!1,a?e.getRTCViewMatrix(o.originHash,a):l.viewMatrix),o.clippable){const e=i._sectionPlanesState.getNumAllocatedSectionPlanes(),r=i._sectionPlanesState.sectionPlanes.length;if(e>0){const o=i._sectionPlanesState.sectionPlanes,n=t.renderFlags;for(let t=0;t<e;t++){const e=this._uSectionPlanes[t];if(e)if(t<r){const i=n.sectionPlanesActivePerLayer[t];if(s.uniform1i(e.active,i?1:0),i){const i=o[t];if(a){const t=ee(i.dist,i.dir,a,lr);s.uniform3fv(e.pos,t)}else s.uniform3fv(e.pos,i.pos);s.uniform3fv(e.dir,i.dir)}}else s.uniform1i(e.active,0)}}}s.uniformMatrix4fv(this._uProjMatrix,!1,l._project._state.matrix),s.uniformMatrix4fv(this._uModelMatrix,s.FALSE,t.worldMatrix),this._uClippable&&s.uniform1i(this._uClippable,t._state.clippable),s.uniform3fv(this._uOffset,t._state.offset),n.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&s.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,n.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(n.positionsBuf,n.compressGeometry?s.UNSIGNED_SHORT:s.FLOAT),e.bindArray++),n.indicesBuf&&(n.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=n.id),n.indicesBuf?(s.drawElements(n.primitive,n.indicesBuf.numItems,n.indicesBuf.itemType,0),e.drawElements++):n.positions&&s.drawArrays(s.TRIANGLES,0,n.positions.numItems)},Ar.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl;if(this._program=new qe(i,this._shaderSource),this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let e=0,i=t._sectionPlanesState.sectionPlanes.length;e<i;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null},Ar.prototype._bindProgram=function(e){const t=this._scene,i=t.camera.project,s=t.canvas.gl;if(this._program.bind(),e.useProgram++,s.uniformMatrix4fv(this._uProjMatrix,!1,i.matrix),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(i.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,e)}this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null};class cr{constructor(e){this.vertex=function(e){const t=e.scene._sectionPlanesState.sectionPlanes.length>0,i=!!e._geometry._state.compressGeometry,s=[];s.push("// Mesh shadow vertex shader"),s.push("in vec3 position;"),s.push("uniform mat4 modelMatrix;"),s.push("uniform mat4 shadowViewMatrix;"),s.push("uniform mat4 shadowProjMatrix;"),s.push("uniform vec3 offset;"),i&&s.push("uniform mat4 positionsDecodeMatrix;");t&&s.push("out vec4 vWorldPosition;");s.push("void main(void) {"),s.push("vec4 localPosition = vec4(position, 1.0); "),s.push("vec4 worldPosition;"),i&&s.push("localPosition = positionsDecodeMatrix * localPosition;");s.push("worldPosition = modelMatrix * localPosition;"),s.push("worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&s.push("vWorldPosition = worldPosition;");return s.push("   gl_Position = shadowProjMatrix * viewPosition;"),s.push("}"),s}(e),this.fragment=function(e){const t=e.scene;t.canvas.gl;const i=t._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("// Mesh shadow fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),s){r.push("uniform bool clippable;"),r.push("in vec4 vWorldPosition;");for(var o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("uniform bool sectionPlaneActive"+o+";"),r.push("uniform vec3 sectionPlanePos"+o+";"),r.push("uniform vec3 sectionPlaneDir"+o+";")}if(r.push("vec4 encodeFloat( const in float depth ) {"),r.push("  const vec4 bitShift = vec4(256 * 256 * 256, 256 * 256, 256, 1.0);"),r.push("  const vec4 bitMask = vec4(0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);"),r.push("  vec4 comp = fract(depth * bitShift);"),r.push("  comp -= comp.xxyz * bitMask;"),r.push("  return comp;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),s){r.push("if (clippable) {"),r.push("  float dist = 0.0;");for(o=0;o<i.getNumAllocatedSectionPlanes();o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return r.push("outColor = encodeFloat(gl_FragCoord.z);"),r.push("}"),r}(e)}}const ur=function(e,t){this._hash=e,this._shaderSource=new cr(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},dr={};ur.get=function(e){const t=e.scene,i=[t.canvas.canvas.id,t._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.hash].join(";");let s=dr[i];if(!s){if(s=new ur(i,e),s.errors)return console.log(s.errors.join("\n")),null;dr[i]=s,m.memory.programs++}return s._useCount++,s},ur.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete dr[this._hash],m.memory.programs--)},ur.prototype.webglContextRestored=function(){this._program=null},ur.prototype.drawMesh=function(e,t){this._program||this._allocate(t);const i=this._scene.canvas.gl,s=t._material._state,r=t._geometry._state;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),s.id!==this._lastMaterialId){const t=s.backfaces;e.backfaces!==t&&(t?i.disable(i.CULL_FACE):i.enable(i.CULL_FACE),e.backfaces=t);const r=s.frontface;e.frontface!==r&&(r?i.frontFace(i.CCW):i.frontFace(i.CW),e.frontface=r),e.lineWidth!==s.lineWidth&&(i.lineWidth(s.lineWidth),e.lineWidth=s.lineWidth),this._uPointSize&&i.uniform1i(this._uPointSize,s.pointSize),this._lastMaterialId=s.id}if(i.uniformMatrix4fv(this._uModelMatrix,i.FALSE,t.worldMatrix),r.combineGeometry){const s=t.vertexBufs;s.id!==this._lastVertexBufsId&&(s.positionsBuf&&this._aPosition&&(this._aPosition.bindArrayBuffer(s.positionsBuf,s.compressGeometry?i.UNSIGNED_SHORT:i.FLOAT),e.bindArray++),this._lastVertexBufsId=s.id)}this._uClippable&&i.uniform1i(this._uClippable,t._state.clippable),i.uniform3fv(this._uOffset,t._state.offset),r.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&i.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,r.positionsDecodeMatrix),r.combineGeometry?r.indicesBufCombined&&(r.indicesBufCombined.bind(),e.bindArray++):(this._aPosition&&(this._aPosition.bindArrayBuffer(r.positionsBuf,r.compressGeometry?i.UNSIGNED_SHORT:i.FLOAT),e.bindArray++),r.indicesBuf&&(r.indicesBuf.bind(),e.bindArray++)),this._lastGeometryId=r.id),r.combineGeometry?r.indicesBufCombined&&(i.drawElements(r.primitive,r.indicesBufCombined.numItems,r.indicesBufCombined.itemType,0),e.drawElements++):r.indicesBuf?(i.drawElements(r.primitive,r.indicesBuf.numItems,r.indicesBuf.itemType,0),e.drawElements++):r.positions&&(i.drawArrays(i.TRIANGLES,0,r.positions.numItems),e.drawArrays++)},ur.prototype._allocate=function(e){const t=e.scene,i=t.canvas.gl;if(this._program=new qe(i,this._shaderSource),this._scene=t,this._useCount=0,this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uShadowViewMatrix=s.getLocation("shadowViewMatrix"),this._uShadowProjMatrix=s.getLocation("shadowProjMatrix"),this._uSectionPlanes={};for(let e=0,i=t._sectionPlanesState.sectionPlanes.length;e<i;e++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+e),pos:s.getLocation("sectionPlanePos"+e),dir:s.getLocation("sectionPlaneDir"+e)});this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uOffset=s.getLocation("offset"),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null},ur.prototype._bindProgram=function(e){this._program||this._allocate(mesh);const t=this._scene,i=t.canvas.gl,s=t._sectionPlanesState;if(this._program.bind(),e.useProgram++,i.uniformMatrix4fv(this._uShadowViewMatrix,!1,e.shadowViewMatrix),i.uniformMatrix4fv(this._uShadowProjMatrix,!1,e.shadowProjMatrix),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,s.getNumAllocatedSectionPlanes()>0){let e,t,r,o,n;for(let a=0,l=this._uSectionPlanes.length;a<l;a++)e=this._uSectionPlanes[a],t=e.active,r=s.sectionPlanes[a],t&&i.uniform1i(t,r.active),o=e.pos,o&&i.uniform3fv(e.pos,r.pos),n=e.dir,n&&i.uniform3fv(e.dir,r.dir)}};class pr{constructor(){this.visibleLayers=[],this.sectionPlanesActivePerLayer=[],this.reset()}reset(){this.culled=!1,this.sectioned=!1,this.numLayers=0,this.numVisibleLayers=0,this.colorOpaque=!1,this.colorTransparent=!1,this.edgesOpaque=!1,this.edgesTransparent=!1,this.xrayedSilhouetteOpaque=!1,this.xrayedEdgesOpaque=!1,this.xrayedSilhouetteTransparent=!1,this.xrayedEdgesTransparent=!1,this.highlightedSilhouetteOpaque=!1,this.highlightedEdgesOpaque=!1,this.highlightedSilhouetteTransparent=!1,this.highlightedEdgesTransparent=!1,this.selectedSilhouetteOpaque=!1,this.selectedEdgesOpaque=!1,this.selectedSilhouetteTransparent=!1,this.selectedEdgesTransparent=!1}}const fr=d.OBB3(),gr=d.vec4(),mr=d.vec4(),_r=d.vec4(),vr=d.vec3([1,0,0]),br=d.vec3([0,1,0]),yr=d.vec3([0,0,1]),xr=d.vec3(3),Br=d.vec3(3),wr=d.identityMat4();class Pr extends R{constructor(e,t={}){super(e,t),this.renderOrder=t.renderOrder||0,this.originalSystemId=t.originalSystemId||this.id,this.renderFlags=new pr,this._state=new vt({visible:!0,culled:!1,pickable:null,clippable:null,collidable:null,occluder:!1!==t.occluder,castsShadow:null,receivesShadow:null,xrayed:!1,highlighted:!1,selected:!1,edges:!1,stationary:!!t.stationary,background:!!t.background,billboard:this._checkBillboard(t.billboard),layer:null,colorize:null,pickID:this.scene._renderer.getPickID(this),drawHash:"",pickHash:"",offset:d.vec3(),origin:null,originHash:null}),this._drawRenderer=null,this._shadowRenderer=null,this._emphasisFillRenderer=null,this._emphasisEdgesRenderer=null,this._pickMeshRenderer=null,this._pickTriangleRenderer=null,this._occlusionRenderer=null,this._geometry=t.geometry?this._checkComponent2(["ReadableGeometry","VBOGeometry"],t.geometry):this.scene.geometry,this._material=t.material?this._checkComponent2(["PhongMaterial","MetallicMaterial","SpecularMaterial","LambertMaterial"],t.material):this.scene.material,this._xrayMaterial=t.xrayMaterial?this._checkComponent("EmphasisMaterial",t.xrayMaterial):this.scene.xrayMaterial,this._highlightMaterial=t.highlightMaterial?this._checkComponent("EmphasisMaterial",t.highlightMaterial):this.scene.highlightMaterial,this._selectedMaterial=t.selectedMaterial?this._checkComponent("EmphasisMaterial",t.selectedMaterial):this.scene.selectedMaterial,this._edgeMaterial=t.edgeMaterial?this._checkComponent("EdgeMaterial",t.edgeMaterial):this.scene.edgeMaterial,this._parentNode=null,this._aabb=null,this._aabbDirty=!0,this._numTriangles=this._geometry?this._geometry.numTriangles:0,this.scene._aabbDirty=!0,this._scale=d.vec3(),this._quaternion=d.identityQuaternion(),this._rotation=d.vec3(),this._position=d.vec3(),this._worldMatrix=d.identityMat4(),this._worldNormalMatrix=d.identityMat4(),this._localMatrixDirty=!0,this._worldMatrixDirty=!0,this._worldNormalMatrixDirty=!0;const i=t.origin||t.rtcCenter;if(i&&(this._state.origin=d.vec3(i),this._state.originHash=i.join()),t.matrix?this.matrix=t.matrix:(this.scale=t.scale,this.position=t.position,t.quaternion||(this.rotation=t.rotation)),this._isObject=t.isObject,this._isObject&&this.scene._registerObject(this),this._isModel=t.isModel,this._isModel&&this.scene._registerModel(this),this.visible=t.visible,this.culled=t.culled,this.pickable=t.pickable,this.clippable=t.clippable,this.collidable=t.collidable,this.castsShadow=t.castsShadow,this.receivesShadow=t.receivesShadow,this.xrayed=t.xrayed,this.highlighted=t.highlighted,this.selected=t.selected,this.edges=t.edges,this.layer=t.layer,this.colorize=t.colorize,this.opacity=t.opacity,this.offset=t.offset,t.parentId){const e=this.scene.components[t.parentId];e?e.isNode?e.addChild(this):this.error("Parent is not a Node: '"+t.parentId+"'"):this.error("Parent not found: '"+t.parentId+"'"),this._parentNode=e}else t.parent&&(t.parent.isNode||this.error("Parent is not a Node"),t.parent.addChild(this),this._parentNode=t.parent);this.compile()}get type(){return"Mesh"}get isMesh(){return!0}get parent(){return this._parentNode}get geometry(){return this._geometry}get material(){return this._material}get position(){return this._position}set position(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get rotation(){return this._rotation}set rotation(e){this._rotation.set(e||[0,0,0]),d.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get quaternion(){return this._quaternion}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),d.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get scale(){return this._scale}set scale(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get matrix(){return this._localMatrixDirty&&(this.__localMatrix||(this.__localMatrix=d.identityMat4()),d.composeMat4(this._position,this._quaternion,this._scale,this.__localMatrix),this._localMatrixDirty=!1),this.__localMatrix}set matrix(e){this.__localMatrix||(this.__localMatrix=d.identityMat4()),this.__localMatrix.set(e||wr),d.decomposeMat4(this.__localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._setWorldMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get worldMatrix(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}get worldNormalMatrix(){return this._worldNormalMatrixDirty&&this._buildWorldNormalMatrix(),this._worldNormalMatrix}get isEntity(){return!0}get isModel(){return this._isModel}get isObject(){return this._isObject}get aabb(){return this._aabbDirty&&this._updateAABB(),this._aabb}get origin(){return this._state.origin}set origin(e){e?(this._state.origin||(this._state.origin=d.vec3()),this._state.origin.set(e),this._state.originHash=e.join(),this._setAABBDirty(),this.scene._aabbDirty=!0):this._state.origin&&(this._state.origin=null,this._state.originHash=null,this._setAABBDirty(),this.scene._aabbDirty=!0)}get rtcCenter(){return this.origin}set rtcCenter(e){this.origin=e}get numTriangles(){return this._numTriangles}get visible(){return this._state.visible}set visible(e){e=!1!==e,this._state.visible=e,this._isObject&&this.scene._objectVisibilityUpdated(this,e),this.glRedraw()}get xrayed(){return this._state.xrayed}set xrayed(e){e=!!e,this._state.xrayed!==e&&(this._state.xrayed=e,this._isObject&&this.scene._objectXRayedUpdated(this,e),this.glRedraw())}get highlighted(){return this._state.highlighted}set highlighted(e){(e=!!e)!==this._state.highlighted&&(this._state.highlighted=e,this._isObject&&this.scene._objectHighlightedUpdated(this,e),this.glRedraw())}get selected(){return this._state.selected}set selected(e){(e=!!e)!==this._state.selected&&(this._state.selected=e,this._isObject&&this.scene._objectSelectedUpdated(this,e),this.glRedraw())}get edges(){return this._state.edges}set edges(e){(e=!!e)!==this._state.edges&&(this._state.edges=e,this.glRedraw())}get culled(){return this._state.culled}set culled(e){this._state.culled=!!e,this.glRedraw()}get clippable(){return this._state.clippable}set clippable(e){e=!1!==e,this._state.clippable!==e&&(this._state.clippable=e,this.glRedraw())}get collidable(){return this._state.collidable}set collidable(e){(e=!1!==e)!==this._state.collidable&&(this._state.collidable=e,this._setAABBDirty(),this.scene._aabbDirty=!0)}get pickable(){return this._state.pickable}set pickable(e){e=!1!==e,this._state.pickable!==e&&(this._state.pickable=e)}get castsShadow(){return this._state.castsShadow}set castsShadow(e){(e=!1!==e)!==this._state.castsShadow&&(this._state.castsShadow=e,this.glRedraw())}get receivesShadow(){return this._state.receivesShadow}set receivesShadow(e){(e=!1!==e)!==this._state.receivesShadow&&(this._state.receivesShadow=e,this._state.hash=e?"/mod/rs;":"/mod;",this.fire("dirty",this))}get saoEnabled(){return!1}get colorize(){return this._state.colorize}set colorize(e){let t=this._state.colorize;t||(t=this._state.colorize=new Float32Array(4),t[3]=1),e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1);const i=!!e;this.scene._objectColorizeUpdated(this,i),this.glRedraw()}get opacity(){return this._state.colorize[3]}set opacity(e){let t=this._state.colorize;t||(t=this._state.colorize=new Float32Array(4),t[0]=1,t[1]=1,t[2]=1);const i=null!=e;t[3]=i?e:1,this.scene._objectOpacityUpdated(this,i),this.glRedraw()}get transparent(){return 2===this._material.alphaMode||this._state.colorize[3]<1}get layer(){return this._state.layer}set layer(e){e=e||0,(e=Math.round(e))!==this._state.layer&&(this._state.layer=e,this._renderer.needStateSort())}get stationary(){return this._state.stationary}get billboard(){return this._state.billboard}get offset(){return this._state.offset}set offset(e){this._state.offset.set(e||[0,0,0]),this._setAABBDirty(),this.glRedraw()}get isDrawable(){return!0}get isStateSortable(){return!0}get xrayMaterial(){return this._xrayMaterial}get highlightMaterial(){return this._highlightMaterial}get selectedMaterial(){return this._selectedMaterial}get edgeMaterial(){return this._edgeMaterial}_checkBillboard(e){return"spherical"!==(e=e||"none")&&"cylindrical"!==e&&"none"!==e&&(this.error("Unsupported value for 'billboard': "+e+" - accepted values are 'spherical', 'cylindrical' and 'none' - defaulting to 'none'."),e="none"),e}compile(){const e=this._makeDrawHash();this._state.drawHash!==e&&(this._state.drawHash=e,this._putDrawRenderers(),this._drawRenderer=Vs.get(this),this._emphasisFillRenderer=Ws.get(this),this._emphasisEdgesRenderer=Zs.get(this));const t=this._makePickHash();if(this._state.pickHash!==t&&(this._state.pickHash=t,this._putPickRenderers(),this._pickMeshRenderer=tr.get(this)),this._state.occluder){const e=this._makeOcclusionHash();this._state.occlusionHash!==e&&(this._state.occlusionHash=e,this._putOcclusionRenderer(),this._occlusionRenderer=Ar.get(this))}}_setLocalMatrixDirty(){this._localMatrixDirty=!0,this._setWorldMatrixDirty()}_setWorldMatrixDirty(){this._worldMatrixDirty=!0,this._worldNormalMatrixDirty=!0}_buildWorldMatrix(){const e=this.matrix;if(this._parentNode)d.mulMat4(this._parentNode.worldMatrix,e,this._worldMatrix);else for(let t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}_buildWorldNormalMatrix(){this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldNormalMatrix||(this._worldNormalMatrix=d.mat4()),d.transposeMat4(this._worldMatrix,this._worldNormalMatrix),d.inverseMat4(this._worldNormalMatrix),this._worldNormalMatrixDirty=!1}_setAABBDirty(){if(this.collidable)for(let e=this;e;e=e._parentNode)e._aabbDirty=!0}_updateAABB(){this.scene._aabbDirty=!0,this._aabb||(this._aabb=d.AABB3()),this._buildAABB(this.worldMatrix,this._aabb),this._aabbDirty=!1}_webglContextRestored(){this._drawRenderer&&this._drawRenderer.webglContextRestored(),this._shadowRenderer&&this._shadowRenderer.webglContextRestored(),this._emphasisFillRenderer&&this._emphasisFillRenderer.webglContextRestored(),this._emphasisEdgesRenderer&&this._emphasisEdgesRenderer.webglContextRestored(),this._pickMeshRenderer&&this._pickMeshRenderer.webglContextRestored(),this._pickTriangleRenderer&&this._pickMeshRenderer.webglContextRestored(),this._occlusionRenderer&&this._occlusionRenderer.webglContextRestored()}_makeDrawHash(){const e=this.scene,t=[e.canvas.canvas.id,(e.gammaInput?"gi;":";")+(e.gammaOutput?"go":""),e._lightsState.getHash(),e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),i.receivesShadow&&t.push("/rs"),t.push(";"),t.join("")}_makePickHash(){const e=this.scene,t=[e.canvas.canvas.id,e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),t.push(";"),t.join("")}_makeOcclusionHash(){const e=this.scene,t=[e.canvas.canvas.id,e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),t.push(";"),t.join("")}_buildAABB(e,t){d.transformOBB3(e,this._geometry.obb,fr),d.OBB3ToAABB3(fr,t);const i=this._state.offset;if(t[0]+=i[0],t[1]+=i[1],t[2]+=i[2],t[3]+=i[0],t[4]+=i[1],t[5]+=i[2],this._state.origin){const e=this._state.origin;t[0]+=e[0],t[1]+=e[1],t[2]+=e[2],t[3]+=e[0],t[4]+=e[1],t[5]+=e[2]}}rotate(e,t){return gr[0]=e[0],gr[1]=e[1],gr[2]=e[2],gr[3]=t*d.DEGTORAD,d.angleAxisToQuaternion(gr,mr),d.mulQuaternions(this.quaternion,mr,_r),this.quaternion=_r,this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}rotateOnWorldAxis(e,t){return gr[0]=e[0],gr[1]=e[1],gr[2]=e[2],gr[3]=t*d.DEGTORAD,d.angleAxisToQuaternion(gr,mr),d.mulQuaternions(mr,this.quaternion,mr),this}rotateX(e){return this.rotate(vr,e)}rotateY(e){return this.rotate(br,e)}rotateZ(e){return this.rotate(yr,e)}translate(e,t){return d.vec3ApplyQuaternion(this.quaternion,e,xr),d.mulVec3Scalar(xr,t,Br),d.addVec3(this.position,Br,this.position),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}translateX(e){return this.translate(vr,e)}translateY(e){return this.translate(br,e)}translateZ(e){return this.translate(yr,e)}_putDrawRenderers(){this._drawRenderer&&(this._drawRenderer.put(),this._drawRenderer=null),this._shadowRenderer&&(this._shadowRenderer.put(),this._shadowRenderer=null),this._emphasisFillRenderer&&(this._emphasisFillRenderer.put(),this._emphasisFillRenderer=null),this._emphasisEdgesRenderer&&(this._emphasisEdgesRenderer.put(),this._emphasisEdgesRenderer=null)}_putPickRenderers(){this._pickMeshRenderer&&(this._pickMeshRenderer.put(),this._pickMeshRenderer=null),this._pickTriangleRenderer&&(this._pickTriangleRenderer.put(),this._pickTriangleRenderer=null)}_putOcclusionRenderer(){this._occlusionRenderer&&(this._occlusionRenderer.put(),this._occlusionRenderer=null)}stateSortCompare(e,t){return e._state.layer-t._state.layer||e._drawRenderer.id-t._drawRenderer.id||e._material._state.id-t._material._state.id||e._geometry._state.id-t._geometry._state.id}rebuildRenderFlags(){this.renderFlags.reset(),this._getActiveSectionPlanes()?(this.renderFlags.numLayers=1,this.renderFlags.numVisibleLayers=1,this.renderFlags.visibleLayers[0]=0,this._updateRenderFlags()):this.renderFlags.culled=!0}_updateRenderFlags(){const e=this.renderFlags,t=this._state;if(t.xrayed){const t=this._xrayMaterial._state;t.fill&&(t.fillAlpha<1?e.xrayedSilhouetteTransparent=!0:e.xrayedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.xrayedEdgesTransparent=!0:e.xrayedEdgesOpaque=!0)}else{if(this._material._state.alpha<1||t.colorize[3]<1?e.colorTransparent=!0:e.colorOpaque=!0,t.edges){this._edgeMaterial._state.alpha<1?e.edgesTransparent=!0:e.edgesOpaque=!0}if(t.selected){const t=this._selectedMaterial._state;t.fill&&(t.fillAlpha<1?e.selectedSilhouetteTransparent=!0:e.selectedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.selectedEdgesTransparent=!0:e.selectedEdgesOpaque=!0)}else if(t.highlighted){const t=this._highlightMaterial._state;t.fill&&(t.fillAlpha<1?e.highlightedSilhouetteTransparent=!0:e.highlightedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.highlightedEdgesTransparent=!0:e.highlightedEdgesOpaque=!0)}}}_getActiveSectionPlanes(){if(this._state.clippable){const e=this.scene._sectionPlanesState.sectionPlanes,t=e.length;if(t>0)for(let i=0;i<t;i++){const t=e[i],s=this.renderFlags;if(t.active)if(this._state.origin){const e=d.planeAABB3Intersect(t.dir,t.dist,this.aabb);if(-1===e)return!1;const r=0===e;s.sectionPlanesActivePerLayer[i]=r}else s.sectionPlanesActivePerLayer[i]=!0;else s.sectionPlanesActivePerLayer[i]=!1}}return!0}drawColorOpaque(e){(this._drawRenderer||(this._drawRenderer=Vs.get(this)))&&this._drawRenderer.drawMesh(e,this)}drawColorTransparent(e){(this._drawRenderer||(this._drawRenderer=Vs.get(this)))&&this._drawRenderer.drawMesh(e,this)}drawSilhouetteXRayed(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=Ws.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,0)}drawSilhouetteHighlighted(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=Ws.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,1)}drawSilhouetteSelected(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=Ws.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,2)}drawEdgesColorOpaque(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Zs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,3)}drawEdgesColorTransparent(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Zs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,3)}drawEdgesXRayed(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Zs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,0)}drawEdgesHighlighted(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Zs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,1)}drawEdgesSelected(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Zs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,2)}drawOcclusion(e){(this._state.occluder&&this._occlusionRenderer||(this._occlusionRenderer=Ar.get(this)))&&this._occlusionRenderer.drawMesh(e,this)}drawShadow(e){(this._shadowRenderer||(this._shadowRenderer=ur.get(this)))&&this._shadowRenderer.drawMesh(e,this)}drawPickMesh(e){(this._pickMeshRenderer||(this._pickMeshRenderer=tr.get(this)))&&this._pickMeshRenderer.drawMesh(e,this)}canPickTriangle(){return this._geometry.isReadableGeometry}drawPickTriangles(e){(this._pickTriangleRenderer||(this._pickTriangleRenderer=or.get(this)))&&this._pickTriangleRenderer.drawMesh(e,this)}pickTriangleSurface(e,t,i,s){Cr(this,e,t,i,s)}drawPickVertices(e){}delegatePickedEntity(){return this}destroy(){super.destroy(),this._putDrawRenderers(),this._putPickRenderers(),this._putOcclusionRenderer(),this.scene._renderer.putPickID(this._state.pickID),this._isObject&&(this.scene._deregisterObject(this),this._visible&&this.scene._objectVisibilityUpdated(this,!1,!1),this._xrayed&&this.scene._objectXRayedUpdated(this,!1,!1),this._selected&&this.scene._objectSelectedUpdated(this,!1,!1),this._highlighted&&this.scene._objectHighlightedUpdated(this,!1,!1),this.scene._objectColorizeUpdated(this,!1),this.scene._objectOpacityUpdated(this,!1),this.offset.some((e=>0!==e))&&this.scene._objectOffsetUpdated(this,!1)),this._isModel&&this.scene._deregisterModel(this),this.glRedraw()}}const Cr=function(){const e=d.vec3(),t=d.vec3(),i=d.vec3(),s=d.vec3(),r=d.vec3(),o=d.vec3(),n=d.vec4(),a=d.vec3(),l=d.vec3(),A=d.vec3(),h=d.vec3(),c=d.vec3(),u=d.vec3(),p=d.vec3(),f=d.vec3(),g=d.vec3(),m=d.vec4(),_=d.vec4(),v=d.vec4(),b=d.vec3(),y=d.vec3(),x=d.vec3(),B=d.vec3(),w=d.vec3(),P=d.vec3(),C=d.vec3(),M=d.vec3(),E=d.vec3(),F=d.vec3(),I=d.vec3();return function(D,S,T,R,L){var U=L.primIndex;if(null!=U&&U>-1){const Q=D.geometry._state,V=D.scene,H=V.camera,j=V.canvas;if("triangles"===Q.primitiveName){L.primitive="triangle";const V=U,G=Q.indices,z=Q.positions;let W,K,X;if(G){var O=G[V+0],k=G[V+1],N=G[V+2];o[0]=O,o[1]=k,o[2]=N,L.indices=o,W=3*O,K=3*k,X=3*N}else W=3*V,K=W+3,X=K+3;if(i[0]=z[W+0],i[1]=z[W+1],i[2]=z[W+2],s[0]=z[K+0],s[1]=z[K+1],s[2]=z[K+2],r[0]=z[X+0],r[1]=z[X+1],r[2]=z[X+2],Q.compressGeometry){const e=Q.positionsDecodeMatrix;e&&(qt.decompressPosition(i,e,i),qt.decompressPosition(s,e,s),qt.decompressPosition(r,e,r))}L.canvasPos?d.canvasPosToLocalRay(j.canvas,D.origin?Y(S,D.origin):S,T,R,D.worldMatrix,L.canvasPos,e,t):L.origin&&L.direction&&d.worldRayToLocalRay(D.worldMatrix,L.origin,L.direction,e,t),d.normalizeVec3(t),d.rayPlaneIntersect(e,t,i,s,r,n),L.localPos=n,L.position=n,m[0]=n[0],m[1]=n[1],m[2]=n[2],m[3]=1,d.transformVec4(D.worldMatrix,m,_),a[0]=_[0],a[1]=_[1],a[2]=_[2],L.canvasPos&&D.origin&&(a[0]+=D.origin[0],a[1]+=D.origin[1],a[2]+=D.origin[2]),L.worldPos=a,d.transformVec4(H.matrix,_,v),l[0]=v[0],l[1]=v[1],l[2]=v[2],L.viewPos=l,d.cartesianToBarycentric(n,i,s,r,A),L.bary=A;const J=Q.normals;if(J){if(Q.compressGeometry){const e=3*O,t=3*k,i=3*N;qt.decompressNormal(J.subarray(e,e+2),h),qt.decompressNormal(J.subarray(t,t+2),c),qt.decompressNormal(J.subarray(i,i+2),u)}else h[0]=J[W],h[1]=J[W+1],h[2]=J[W+2],c[0]=J[K],c[1]=J[K+1],c[2]=J[K+2],u[0]=J[X],u[1]=J[X+1],u[2]=J[X+2];const e=d.addVec3(d.addVec3(d.mulVec3Scalar(h,A[0],b),d.mulVec3Scalar(c,A[1],y),x),d.mulVec3Scalar(u,A[2],B),w);L.worldNormal=d.normalizeVec3(d.transformVec3(D.worldNormalMatrix,e,P))}const Z=Q.uv;if(Z){if(p[0]=Z[2*O],p[1]=Z[2*O+1],f[0]=Z[2*k],f[1]=Z[2*k+1],g[0]=Z[2*N],g[1]=Z[2*N+1],Q.compressGeometry){const e=Q.uvDecodeMatrix;e&&(qt.decompressUV(p,e,p),qt.decompressUV(f,e,f),qt.decompressUV(g,e,g))}L.uv=d.addVec3(d.addVec3(d.mulVec2Scalar(p,A[0],C),d.mulVec2Scalar(f,A[1],M),E),d.mulVec2Scalar(g,A[2],F),I)}}}}}();function Mr(e={}){let t=e.radiusTop||1;t<0&&(console.error("negative radiusTop not allowed - will invert"),t*=-1);let i=e.radiusBottom||1;i<0&&(console.error("negative radiusBottom not allowed - will invert"),i*=-1);let s=e.height||1;s<0&&(console.error("negative height not allowed - will invert"),s*=-1);let r=e.radialSegments||32;r<0&&(console.error("negative radialSegments not allowed - will invert"),r*=-1),r<3&&(r=3);let o=e.heightSegments||1;o<0&&(console.error("negative heightSegments not allowed - will invert"),o*=-1),o<1&&(o=1);const n=!!e.openEnded;let a=e.center;const l=a?a[0]:0,A=a?a[1]:0,h=a?a[2]:0,c=s/2,u=s/o,d=2*Math.PI/r,p=1/r,f=(t-i)/o,g=[],m=[],_=[],v=[];let b,x,B,w,P,C,M,E,F,I,D;const S=(90-180*Math.atan(s/(i-t))/Math.PI)/90;for(b=0;b<=o;b++)for(P=t-b*f,C=c-b*u,x=0;x<=r;x++)B=Math.sin(x*d),w=Math.cos(x*d),m.push(P*B),m.push(S),m.push(P*w),_.push(x*p),_.push(1*b/o),g.push(P*B+l),g.push(C+A),g.push(P*w+h);for(b=0;b<o;b++)for(x=0;x<=r;x++)M=b*(r+1)+x,E=M+r,v.push(M),v.push(E),v.push(E+1),v.push(M),v.push(E+1),v.push(M+1);if(!n&&t>0){for(F=g.length/3,m.push(0),m.push(1),m.push(0),_.push(.5),_.push(.5),g.push(0+l),g.push(c+A),g.push(0+h),x=0;x<=r;x++)B=Math.sin(x*d),w=Math.cos(x*d),I=.5*Math.sin(x*d)+.5,D=.5*Math.cos(x*d)+.5,m.push(t*B),m.push(1),m.push(t*w),_.push(I),_.push(D),g.push(t*B+l),g.push(c+A),g.push(t*w+h);for(x=0;x<r;x++)a=F,M=F+1+x,v.push(M),v.push(M+1),v.push(a)}if(!n&&i>0){for(F=g.length/3,m.push(0),m.push(-1),m.push(0),_.push(.5),_.push(.5),g.push(0+l),g.push(0-c+A),g.push(0+h),x=0;x<=r;x++)B=Math.sin(x*d),w=Math.cos(x*d),I=.5*Math.sin(x*d)+.5,D=.5*Math.cos(x*d)+.5,m.push(i*B),m.push(-1),m.push(i*w),_.push(I),_.push(D),g.push(i*B+l),g.push(0-c+A),g.push(i*w+h);for(x=0;x<r;x++)a=F,M=F+1+x,v.push(a),v.push(M+1),v.push(M)}return y.apply(e,{positions:g,normals:m,uv:_,indices:v})}function Er(e={}){const t=e.lod||1,i=e.center?e.center[0]:0,s=e.center?e.center[1]:0,r=e.center?e.center[2]:0;let o=e.radius||1;o<0&&(console.error("negative radius not allowed - will invert"),o*=-1);let n=e.heightSegments||18;n<0&&(console.error("negative heightSegments not allowed - will invert"),n*=-1),n=Math.floor(t*n),n<18&&(n=18);let a=e.widthSegments||18;a<0&&(console.error("negative widthSegments not allowed - will invert"),a*=-1),a=Math.floor(t*a),a<18&&(a=18);const l=[],A=[],h=[],c=[];let u,d,p,f,g,m,_,v,b,x,B,w,P,C,M;for(u=0;u<=n;u++)for(p=u*Math.PI/n,f=Math.sin(p),g=Math.cos(p),d=0;d<=a;d++)m=2*d*Math.PI/a,_=Math.sin(m),v=Math.cos(m),b=v*f,x=g,B=_*f,w=1-d/a,P=u/n,A.push(b),A.push(x),A.push(B),h.push(w),h.push(P),l.push(i+o*b),l.push(s+o*x),l.push(r+o*B);for(u=0;u<n;u++)for(d=0;d<a;d++)C=u*(a+1)+d,M=C+a+1,c.push(C+1),c.push(M+1),c.push(M),c.push(C+1),c.push(M),c.push(C);return y.apply(e,{positions:l,normals:A,uv:h,indices:c})}const Fr={" 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[8,1],[7,0],[6,-2],[6,-4],[7,-6],[-1,-1],[6,8],[8,6],[8,4],[7,2],[6,1],[5,-1],[5,-3],[6,-5],[7,-6],[9,-7]]},"|":{width:8,points:[[4,25],[4,-7]]},"}":{width:14,points:[[5,25],[7,24],[8,23],[9,21],[9,19],[8,17],[7,16],[6,14],[6,12],[8,10],[-1,-1],[7,24],[8,22],[8,20],[7,18],[6,17],[5,15],[5,13],[6,11],[10,9],[6,7],[5,5],[5,3],[6,1],[7,0],[8,-2],[8,-4],[7,-6],[-1,-1],[8,8],[6,6],[6,4],[7,2],[8,1],[9,-1],[9,-3],[8,-5],[7,-6],[5,-7]]},"~":{width:24,points:[[3,6],[3,8],[4,11],[6,12],[8,12],[10,11],[14,8],[16,7],[18,7],[20,8],[21,10],[-1,-1],[3,8],[4,10],[6,11],[8,11],[10,10],[14,7],[16,6],[18,6],[20,7],[21,10],[21,12]]}};function Ir(e={}){var t=e.origin||[0,0,0],i=t[0],s=t[1],r=t[2],o=e.size||1,n=[],a=[],l=e.text;y.isNumeric(l)&&(l=""+l);for(var A,h,c,u,d,p,f,g,m,_=(l||"").split("\n"),v=0,b=0,x=.04,B=0;B<_.length;B++){A=0,c=(h=_[B]).length;for(var w=0;w<c;w++)if(u=Fr[h.charAt(w)]){d=1,p=-1,f=-1,g=u.points.length;for(var P=0;P<g;P++)-1!==(m=u.points[P])[0]||-1!==m[1]?(n.push(A+m[0]*o*x+i),n.push(b+m[1]*o*x+s),n.push(0+r),-1===p?p=v:(-1===f||(p=f),f=v),v++,d?d=!1:(a.push(p),a.push(f))):d=1;A+=u.width*x*o}b-=35*x*o}return y.apply(e,{primitive:"lines",positions:n,indices:a})}class Dr extends z{constructor(e,t){super("AxisGizmo",e,t=t||{});const i=e.scene.camera;t.canvasId||t.canvasElement||this.error("Config expected: either 'canvasId' or 'canvasElement'");try{this._axisGizmoScene=new bi(e,{canvasId:t.canvasId,canvasElement:t.canvasElement,transparent:!0})}catch(e){return void this.error(e)}const s=this._axisGizmoScene;s.clearLights(),new jt(s,{color:[.45,.45,.5],intensity:.9}),new Ht(s,{dir:[-.5,.5,-.6],color:[.8,.8,.7],intensity:1,space:"view"}),new Ht(s,{dir:[.5,-.5,-.6],color:[.8,.8,.8],intensity:1,space:"view"});const r=s.camera;i.on("matrix",(function(){const e=i.eye,t=i.look,s=i.up,o=d.mulVec3Scalar(d.normalizeVec3(d.subVec3(e,t,[])),22);r.look=[0,0,0],r.eye=o,r.up=s}));const o=new ti(s,Mr({radiusTop:.01,radiusBottom:.6,height:1.7,radialSegments:20,heightSegments:1,openEnded:!1})),n=new ti(s,Mr({radiusTop:.2,radiusBottom:.2,height:4.5,radialSegments:20,heightSegments:1,openEnded:!1})),a=new ni(s,{diffuse:[1,.3,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),l=new ni(s,{emissive:[1,.3,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),A=new ni(s,{diffuse:[.3,1,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),h=new ni(s,{emissive:[.3,1,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),c=new ni(s,{diffuse:[.3,.3,1],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),u=new ni(s,{emissive:[.3,.3,1],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),p=new ni(s,{diffuse:[.5,.5,.5],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2});this._meshes=[new Pr(s,{geometry:new ti(s,Er({radius:9,heightSegments:60,widthSegments:60})),material:new ni(s,{diffuse:[0,0,0],emissive:[.1,.1,.1],ambient:[.1,.1,.2],specular:[0,0,0],alpha:.4,alphaMode:"blend",frontface:"cw"}),pickable:!1,collidable:!1,visible:!1!==t.visible}),new Pr(s,{geometry:new ti(s,Er({radius:1})),material:p,pickable:!1,collidable:!1,visible:!1!==t.visible}),new Pr(s,{geometry:o,material:a,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[5,0,0],rotation:[0,0,-90]}),new Pr(s,{geometry:n,material:a,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[2,0,0],rotation:[0,0,90]}),new Pr(s,{geometry:new ti(s,Ir({text:"X",size:1.5})),material:l,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[7,0,0],billboard:"spherical"}),new Pr(s,{geometry:o,material:A,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,5,0]}),new Pr(s,{geometry:n,material:A,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,2,0]}),new Pr(s,{geometry:new ti(s,Ir({text:"Y",size:1.5})),material:h,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,7,0],billboard:"spherical"}),new Pr(s,{geometry:o,material:c,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,0,5],rotation:[90,0,0]}),new Pr(s,{geometry:n,material:c,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,0,2],rotation:[90,0,0]}),new Pr(s,{geometry:new ti(s,Ir({text:"Z",size:1.5})),material:u,pickable:!1,collidable:!1,visible:!1!==t.visible,position:[0,0,7],billboard:"spherical"})]}setVisible(e){for(let t=0;t<this._meshes.length;t++)this._meshes[t].visible=e}destroy(){this._axisGizmoCanvas=null,this._axisGizmoScene.destroy(),this._axisGizmoScene=null,super.destroy()}}d.vec3();class Sr extends R{get type(){return"SectionPlane"}constructor(e,t={}){super(e,t),this._state=new vt({active:!0,pos:d.vec3(),dir:d.vec3(),dist:0}),this.active=t.active,this.pos=t.pos,this.dir=t.dir,this.scene._sectionPlaneCreated(this)}set active(e){this._state.active=!1!==e,this.glRedraw(),this.fire("active",this._state.active),this.scene.fire("sectionPlaneUpdated",this)}get active(){return this._state.active}set pos(e){this._state.pos.set(e||[0,0,0]),this._state.dist=-d.dotVec3(this._state.pos,this._state.dir),this.fire("pos",this._state.pos),this.scene.fire("sectionPlaneUpdated",this)}get pos(){return this._state.pos}set dir(e){this._state.dir.set(e||[0,0,-1]),this._state.dist=-d.dotVec3(this._state.pos,this._state.dir),this.glRedraw(),this.fire("dir",this._state.dir),this.scene.fire("sectionPlaneUpdated",this)}get dir(){return this._state.dir}get dist(){return this._state.dist}flipDir(){d.mulVec3Scalar(this._state.dir,-1,this._state.dir),this.dir=this._state.dir}destroy(){this._state.destroy(),this.scene._sectionPlaneDestroyed(this),super.destroy()}}const Tr=d.vec4(4),Rr=d.vec4(),Lr=d.vec4(),Ur=d.vec3([1,0,0]),Or=d.vec3([0,1,0]),kr=d.vec3([0,0,1]),Nr=d.vec3(3),Qr=d.vec3(3),Vr=d.identityMat4();class Hr extends R{constructor(e,t={}){if(super(e,t),this._parentNode=null,this._children=[],this._aabb=null,this._aabbDirty=!0,this.scene._aabbDirty=!0,this._numTriangles=0,this._scale=d.vec3(),this._quaternion=d.identityQuaternion(),this._rotation=d.vec3(),this._position=d.vec3(),this._offset=d.vec3(),this._localMatrix=d.identityMat4(),this._worldMatrix=d.identityMat4(),this._localMatrixDirty=!0,this._worldMatrixDirty=!0,t.matrix?this.matrix=t.matrix:(this.scale=t.scale,this.position=t.position,t.quaternion||(this.rotation=t.rotation)),this._isModel=t.isModel,this._isModel&&this.scene._registerModel(this),this._isObject=t.isObject,this._isObject&&this.scene._registerObject(this),this.origin=t.origin,this.visible=t.visible,this.culled=t.culled,this.pickable=t.pickable,this.clippable=t.clippable,this.collidable=t.collidable,this.castsShadow=t.castsShadow,this.receivesShadow=t.receivesShadow,this.xrayed=t.xrayed,this.highlighted=t.highlighted,this.selected=t.selected,this.edges=t.edges,this.colorize=t.colorize,this.opacity=t.opacity,this.offset=t.offset,t.children){const e=t.children;for(let i=0,s=e.length;i<s;i++)this.addChild(e[i],t.inheritStates)}if(t.parentId){const e=this.scene.components[t.parentId];e?e.isNode?e.addChild(this):this.error("Parent is not a Node: '"+t.parentId+"'"):this.error("Parent not found: '"+t.parentId+"'")}else t.parent&&(t.parent.isNode||this.error("Parent is not a Node"),t.parent.addChild(this))}get isEntity(){return!0}get isModel(){return this._isModel}get isObject(){return this._isObject}get aabb(){return this._aabbDirty&&this._updateAABB(),this._aabb}set origin(e){e?(this._origin||(this._origin=d.vec3()),this._origin.set(e)):this._origin&&(this._origin=null);for(let t=0,i=this._children.length;t<i;t++)this._children[t].origin=e;this.glRedraw()}get origin(){return this._origin}set rtcCenter(e){this.origin=e}get rtcCenter(){return this.origin}get numTriangles(){return this._numTriangles}set visible(e){e=!1!==e,this._visible=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].visible=e;this._isObject&&this.scene._objectVisibilityUpdated(this,e)}get visible(){return this._visible}set xrayed(e){e=!!e,this._xrayed=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].xrayed=e;this._isObject&&this.scene._objectXRayedUpdated(this,e)}get xrayed(){return this._xrayed}set highlighted(e){e=!!e,this._highlighted=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].highlighted=e;this._isObject&&this.scene._objectHighlightedUpdated(this,e)}get highlighted(){return this._highlighted}set selected(e){e=!!e,this._selected=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].selected=e;this._isObject&&this.scene._objectSelectedUpdated(this,e)}get selected(){return this._selected}set edges(e){e=!!e,this._edges=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].edges=e}get edges(){return this._edges}set culled(e){e=!!e,this._culled=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].culled=e}get culled(){return this._culled}set clippable(e){e=!1!==e,this._clippable=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].clippable=e}get clippable(){return this._clippable}set collidable(e){e=!1!==e,this._collidable=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].collidable=e}get collidable(){return this._collidable}set pickable(e){e=!1!==e,this._pickable=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].pickable=e}get pickable(){return this._pickable}set colorize(e){let t=this._colorize;t||(t=this._colorize=new Float32Array(4),t[3]=1),e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1);for(let e=0,i=this._children.length;e<i;e++)this._children[e].colorize=t;if(this._isObject){const t=!!e;this.scene._objectColorizeUpdated(this,t)}}get colorize(){return this._colorize.slice(0,3)}set opacity(e){let t=this._colorize;t||(t=this._colorize=new Float32Array(4),t[0]=1,t[1]=1,t[2]=1),t[3]=null!=e?e:1;for(let t=0,i=this._children.length;t<i;t++)this._children[t].opacity=e;if(this._isObject){const t=null!=e;this.scene._objectOpacityUpdated(this,t)}}get opacity(){return this._colorize[3]}set castsShadow(e){e=!!e,this._castsShadow=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].castsShadow=e}get castsShadow(){return this._castsShadow}set receivesShadow(e){e=!!e,this._receivesShadow=e;for(let t=0,i=this._children.length;t<i;t++)this._children[t].receivesShadow=e}get receivesShadow(){return this._receivesShadow}get saoEnabled(){return!1}set offset(e){e?(this._offset[0]=e[0],this._offset[1]=e[1],this._offset[2]=e[2]):(this._offset[0]=0,this._offset[1]=0,this._offset[2]=0);for(let e=0,t=this._children.length;e<t;e++)this._children[e].offset=this._offset;this._isObject&&this.scene._objectOffsetUpdated(this,e)}get offset(){return this._offset}get isNode(){return!0}_setLocalMatrixDirty(){this._localMatrixDirty=!0,this._setWorldMatrixDirty()}_setWorldMatrixDirty(){this._worldMatrixDirty=!0;for(let e=0,t=this._children.length;e<t;e++)this._children[e]._setWorldMatrixDirty()}_buildWorldMatrix(){const e=this.matrix;if(this._parentNode)d.mulMat4(this._parentNode.worldMatrix,e,this._worldMatrix);else for(let t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}_setSubtreeAABBsDirty(e){if(e._aabbDirty=!0,e._children)for(let t=0,i=e._children.length;t<i;t++)this._setSubtreeAABBsDirty(e._children[t])}_setAABBDirty(){if(this._setSubtreeAABBsDirty(this),this.collidable)for(let e=this;e;e=e._parentNode)e._aabbDirty=!0}_updateAABB(){if(this.scene._aabbDirty=!0,this._aabb||(this._aabb=d.AABB3()),this._buildAABB)this._buildAABB(this.worldMatrix,this._aabb);else{let e;d.collapseAABB3(this._aabb);for(let t=0,i=this._children.length;t<i;t++)e=this._children[t],e.collidable&&d.expandAABB3(this._aabb,e.aabb)}this._aabbDirty=!1}addChild(e,t){if(y.isNumeric(e)||y.isString(e)){const t=e;if(!(e=this.scene.component[t]))return void this.warn("Component not found: "+y.inQuotes(t));if(!e.isNode&&!e.isMesh)return void this.error("Not a Node or Mesh: "+t)}else{if(!e.isNode&&!e.isMesh)return void this.error("Not a Node or Mesh: "+e.id);if(e._parentNode){if(e._parentNode.id===this.id)return void this.warn("Already a child: "+e.id);e._parentNode.removeChild(e)}}if(e.id,e.scene.id===this.scene.id)return this._children.push(e),e._parentNode=this,t&&(e.visible=this.visible,e.culled=this.culled,e.xrayed=this.xrayed,e.highlited=this.highlighted,e.selected=this.selected,e.edges=this.edges,e.clippable=this.clippable,e.pickable=this.pickable,e.collidable=this.collidable,e.castsShadow=this.castsShadow,e.receivesShadow=this.receivesShadow,e.colorize=this.colorize,e.opacity=this.opacity,e.offset=this.offset),e._setWorldMatrixDirty(),e._setAABBDirty(),this._numTriangles+=e.numTriangles,e;this.error("Child not in same Scene: "+e.id)}removeChild(e){for(let t=0,i=this._children.length;t<i;t++)if(this._children[t].id===e.id)return e._parentNode=null,this._children=this._children.splice(t,1),e._setWorldMatrixDirty(),e._setAABBDirty(),this._setAABBDirty(),void(this._numTriangles-=e.numTriangles)}removeChildren(){let e;for(let t=0,i=this._children.length;t<i;t++)e=this._children[t],e._parentNode=null,e._setWorldMatrixDirty(),e._setAABBDirty(),this._numTriangles-=e.numTriangles;this._children=[],this._setAABBDirty()}get numChildren(){return this._children.length}get children(){return this._children}set parent(e){if(y.isNumeric(e)||y.isString(e)){const t=e;if(!(e=this.scene.components[t]))return void this.warn("Node not found: "+y.inQuotes(t));if(!e.isNode)return void this.error("Not a Node: "+e.id)}e.scene.id===this.scene.id?this._parentNode&&this._parentNode.id===e.id?this.warn("Already a child of Node: "+e.id):e.addChild(this):this.error("Node not in same Scene: "+e.id)}get parent(){return this._parentNode}set position(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get position(){return this._position}set rotation(e){this._rotation.set(e||[0,0,0]),d.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get rotation(){return this._rotation}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),d.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get quaternion(){return this._quaternion}set scale(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get scale(){return this._scale}set matrix(e){this._localMatrix||(this._localMatrix=d.identityMat4()),this._localMatrix.set(e||Vr),d.decomposeMat4(this._localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._setWorldMatrixDirty(),this._setAABBDirty(),this.glRedraw()}get matrix(){return this._localMatrixDirty&&(this._localMatrix||(this._localMatrix=d.identityMat4()),d.composeMat4(this._position,this._quaternion,this._scale,this._localMatrix),this._localMatrixDirty=!1),this._localMatrix}get worldMatrix(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}rotate(e,t){return Tr[0]=e[0],Tr[1]=e[1],Tr[2]=e[2],Tr[3]=t*d.DEGTORAD,d.angleAxisToQuaternion(Tr,Rr),d.mulQuaternions(this.quaternion,Rr,Lr),this.quaternion=Lr,this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}rotateOnWorldAxis(e,t){return Tr[0]=e[0],Tr[1]=e[1],Tr[2]=e[2],Tr[3]=t*d.DEGTORAD,d.angleAxisToQuaternion(Tr,Rr),d.mulQuaternions(Rr,this.quaternion,Rr),this}rotateX(e){return this.rotate(Ur,e)}rotateY(e){return this.rotate(Or,e)}rotateZ(e){return this.rotate(kr,e)}translate(e,t){return d.vec3ApplyQuaternion(this.quaternion,e,Nr),d.mulVec3Scalar(Nr,t,Qr),d.addVec3(this.position,Qr,this.position),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}translateX(e){return this.translate(Ur,e)}translateY(e){return this.translate(Or,e)}translateZ(e){return this.translate(kr,e)}get type(){return"Node"}destroy(){if(super.destroy(),this._parentNode&&this._parentNode.removeChild(this),this._isObject&&(this.scene._deregisterObject(this),this._visible&&this.scene._objectVisibilityUpdated(this,!1,!1),this._xrayed&&this.scene._objectXRayedUpdated(this,!1,!1),this._selected&&this.scene._objectSelectedUpdated(this,!1,!1),this._highlighted&&this.scene._objectHighlightedUpdated(this,!1,!1),this.scene._objectColorizeUpdated(this,!1),this.scene._objectOpacityUpdated(this,!1),this.offset.some((e=>0!==e))&&this.scene._objectOffsetUpdated(this,!1)),this._isModel&&this.scene._deregisterModel(this),this._children.length){const e=this._children.splice();let t;for(let i=0,s=e.length;i<s;i++)t=e[i],t.destroy()}this._children=[],this._setAABBDirty(),this.scene._aabbDirty=!0}}class jr extends si{get type(){return"LambertMaterial"}constructor(e,t={}){super(e,t),this._state=new vt({type:"LambertMaterial",ambient:d.vec3([1,1,1]),color:d.vec3([1,1,1]),emissive:d.vec3([0,0,0]),alpha:null,alphaMode:0,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:"/lam;"}),this.ambient=t.ambient,this.color=t.color,this.emissive=t.emissive,this.alpha=t.alpha,this.lineWidth=t.lineWidth,this.pointSize=t.pointSize,this.backfaces=t.backfaces,this.frontface=t.frontface}set ambient(e){let t=this._state.ambient;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.ambient=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}get ambient(){return this._state.ambient}set color(e){let t=this._state.color;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.color=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get color(){return this._state.color}set emissive(e){let t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}get emissive(){return this._state.emissive}set alpha(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this._state.alphaMode=e<1?2:0,this.glRedraw())}get alpha(){return this._state.alpha}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set pointSize(e){this._state.pointSize=e||1,this.glRedraw()}get pointSize(){return this._state.pointSize}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set frontface(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}get frontface(){return this._state.frontface?"ccw":"cw"}_getState(){return this._state}destroy(){super.destroy(),this._state.destroy()}}const Gr={opaque:0,mask:1,blend:2},zr=["opaque","mask","blend"];class Wr extends si{get type(){return"MetallicMaterial"}constructor(e,t={}){super(e,t),this._state=new vt({type:"MetallicMaterial",baseColor:d.vec4([1,1,1]),emissive:d.vec4([0,0,0]),metallic:null,roughness:null,specularF0:null,alpha:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),this.baseColor=t.baseColor,this.metallic=t.metallic,this.roughness=t.roughness,this.specularF0=t.specularF0,this.emissive=t.emissive,this.alpha=t.alpha,t.baseColorMap&&(this._baseColorMap=this._checkComponent("Texture",t.baseColorMap)),t.metallicMap&&(this._metallicMap=this._checkComponent("Texture",t.metallicMap)),t.roughnessMap&&(this._roughnessMap=this._checkComponent("Texture",t.roughnessMap)),t.metallicRoughnessMap&&(this._metallicRoughnessMap=this._checkComponent("Texture",t.metallicRoughnessMap)),t.emissiveMap&&(this._emissiveMap=this._checkComponent("Texture",t.emissiveMap)),t.occlusionMap&&(this._occlusionMap=this._checkComponent("Texture",t.occlusionMap)),t.alphaMap&&(this._alphaMap=this._checkComponent("Texture",t.alphaMap)),t.normalMap&&(this._normalMap=this._checkComponent("Texture",t.normalMap)),this.alphaMode=t.alphaMode,this.alphaCutoff=t.alphaCutoff,this.backfaces=t.backfaces,this.frontface=t.frontface,this.lineWidth=t.lineWidth,this.pointSize=t.pointSize,this._makeHash()}_makeHash(){const e=this._state,t=["/met"];this._baseColorMap&&(t.push("/bm"),this._baseColorMap._state.hasMatrix&&t.push("/mat"),t.push("/"+this._baseColorMap._state.encoding)),this._metallicMap&&(t.push("/mm"),this._metallicMap._state.hasMatrix&&t.push("/mat")),this._roughnessMap&&(t.push("/rm"),this._roughnessMap._state.hasMatrix&&t.push("/mat")),this._metallicRoughnessMap&&(t.push("/mrm"),this._metallicRoughnessMap._state.hasMatrix&&t.push("/mat")),this._emissiveMap&&(t.push("/em"),this._emissiveMap._state.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap._state.hasMatrix&&t.push("/mat")),this._alphaMap&&(t.push("/am"),this._alphaMap._state.hasMatrix&&t.push("/mat")),this._normalMap&&(t.push("/nm"),this._normalMap._state.hasMatrix&&t.push("/mat")),t.push(";"),e.hash=t.join("")}set baseColor(e){let t=this._state.baseColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.baseColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get baseColor(){return this._state.baseColor}get baseColorMap(){return this._baseColorMap}set metallic(e){e=null!=e?e:1,this._state.metallic!==e&&(this._state.metallic=e,this.glRedraw())}get metallic(){return this._state.metallic}get metallicMap(){return this._attached.metallicMap}set roughness(e){e=null!=e?e:1,this._state.roughness!==e&&(this._state.roughness=e,this.glRedraw())}get roughness(){return this._state.roughness}get roughnessMap(){return this._attached.roughnessMap}get metallicRoughnessMap(){return this._attached.metallicRoughnessMap}set specularF0(e){e=null!=e?e:0,this._state.specularF0!==e&&(this._state.specularF0=e,this.glRedraw())}get specularF0(){return this._state.specularF0}set emissive(e){let t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}get emissive(){return this._state.emissive}get emissiveMap(){return this._attached.emissiveMap}get occlusionMap(){return this._attached.occlusionMap}set alpha(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}get alpha(){return this._state.alpha}get alphaMap(){return this._attached.alphaMap}get normalMap(){return this._attached.normalMap}set alphaMode(e){let t=Gr[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}get alphaMode(){return zr[this._state.alphaMode]}set alphaCutoff(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}get alphaCutoff(){return this._state.alphaCutoff}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set frontface(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}get frontface(){return this._state.frontface?"ccw":"cw"}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set pointSize(e){this._state.pointSize=e||1,this.glRedraw()}get pointSize(){return this._state.pointSize}destroy(){super.destroy(),this._state.destroy()}}const Kr={opaque:0,mask:1,blend:2},Xr=["opaque","mask","blend"];class Jr extends si{get type(){return"SpecularMaterial"}constructor(e,t={}){super(e,t),this._state=new vt({type:"SpecularMaterial",diffuse:d.vec3([1,1,1]),emissive:d.vec3([0,0,0]),specular:d.vec3([1,1,1]),glossiness:null,specularF0:null,alpha:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),this.diffuse=t.diffuse,this.specular=t.specular,this.glossiness=t.glossiness,this.specularF0=t.specularF0,this.emissive=t.emissive,this.alpha=t.alpha,t.diffuseMap&&(this._diffuseMap=this._checkComponent("Texture",t.diffuseMap)),t.emissiveMap&&(this._emissiveMap=this._checkComponent("Texture",t.emissiveMap)),t.specularMap&&(this._specularMap=this._checkComponent("Texture",t.specularMap)),t.glossinessMap&&(this._glossinessMap=this._checkComponent("Texture",t.glossinessMap)),t.specularGlossinessMap&&(this._specularGlossinessMap=this._checkComponent("Texture",t.specularGlossinessMap)),t.occlusionMap&&(this._occlusionMap=this._checkComponent("Texture",t.occlusionMap)),t.alphaMap&&(this._alphaMap=this._checkComponent("Texture",t.alphaMap)),t.normalMap&&(this._normalMap=this._checkComponent("Texture",t.normalMap)),this.alphaMode=t.alphaMode,this.alphaCutoff=t.alphaCutoff,this.backfaces=t.backfaces,this.frontface=t.frontface,this.lineWidth=t.lineWidth,this.pointSize=t.pointSize,this._makeHash()}_makeHash(){const e=this._state,t=["/spe"];this._diffuseMap&&(t.push("/dm"),this._diffuseMap.hasMatrix&&t.push("/mat"),t.push("/"+this._diffuseMap.encoding)),this._emissiveMap&&(t.push("/em"),this._emissiveMap.hasMatrix&&t.push("/mat")),this._glossinessMap&&(t.push("/gm"),this._glossinessMap.hasMatrix&&t.push("/mat")),this._specularMap&&(t.push("/sm"),this._specularMap.hasMatrix&&t.push("/mat")),this._specularGlossinessMap&&(t.push("/sgm"),this._specularGlossinessMap.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap.hasMatrix&&t.push("/mat")),this._normalMap&&(t.push("/nm"),this._normalMap.hasMatrix&&t.push("/mat")),this._alphaMap&&(t.push("/opm"),this._alphaMap.hasMatrix&&t.push("/mat")),t.push(";"),e.hash=t.join("")}set diffuse(e){let t=this._state.diffuse;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.diffuse=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get diffuse(){return this._state.diffuse}get diffuseMap(){return this._diffuseMap}set specular(e){let t=this._state.specular;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.specular=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}get specular(){return this._state.specular}get specularMap(){return this._specularMap}get specularGlossinessMap(){return this._specularGlossinessMap}set glossiness(e){e=null!=e?e:1,this._state.glossiness!==e&&(this._state.glossiness=e,this.glRedraw())}get glossiness(){return this._state.glossiness}get glossinessMap(){return this._glossinessMap}set specularF0(e){e=null!=e?e:0,this._state.specularF0!==e&&(this._state.specularF0=e,this.glRedraw())}get specularF0(){return this._state.specularF0}set emissive(e){let t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}get emissive(){return this._state.emissive}get emissiveMap(){return this._emissiveMap}set alpha(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}get alpha(){return this._state.alpha}get alphaMap(){return this._alphaMap}get normalMap(){return this._normalMap}get occlusionMap(){return this._occlusionMap}set alphaMode(e){let t=Kr[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}get alphaMode(){return Xr[this._state.alphaMode]}set alphaCutoff(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}get alphaCutoff(){return this._state.alphaCutoff}set backfaces(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}get backfaces(){return this._state.backfaces}set frontface(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}get frontface(){return this._state.frontface?"ccw":"cw"}set lineWidth(e){this._state.lineWidth=e||1,this.glRedraw()}get lineWidth(){return this._state.lineWidth}set pointSize(e){this._state.pointSize=e||1,this.glRedraw()}get pointSize(){return this._state.pointSize}destroy(){super.destroy(),this._state.destroy()}}function Yr(e,t,i=null){let s;const r=t;if(1009===r)return e.UNSIGNED_BYTE;if(1017===r)return e.UNSIGNED_SHORT_4_4_4_4;if(1018===r)return e.UNSIGNED_SHORT_5_5_5_1;if(1010===r)return e.BYTE;if(1011===r)return e.SHORT;if(1012===r)return e.UNSIGNED_SHORT;if(1013===r)return e.INT;if(1014===r)return e.UNSIGNED_INT;if(1015===r)return e.FLOAT;if(1016===r)return e.HALF_FLOAT;if(1021===r)return e.ALPHA;if(1023===r)return e.RGBA;if(1024===r)return e.LUMINANCE;if(1025===r)return e.LUMINANCE_ALPHA;if(1026===r)return e.DEPTH_COMPONENT;if(1027===r)return e.DEPTH_STENCIL;if(1028===r)return e.RED;if(1022===r)return e.RGBA;if(1029===r)return e.RED_INTEGER;if(1030===r)return e.RG;if(1031===r)return e.RG_INTEGER;if(1033===r)return e.RGBA_INTEGER;if(33776===r||33777===r||33778===r||33779===r)if(3001===i){const t=ft(e,"WEBGL_compressed_texture_s3tc_srgb");if(null===t)return null;if(33776===r)return t.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(33777===r)return t.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(33778===r)return t.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(33779===r)return t.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else{if(s=ft(e,"WEBGL_compressed_texture_s3tc"),null===s)return null;if(33776===r)return s.COMPRESSED_RGB_S3TC_DXT1_EXT;if(33777===r)return s.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(33778===r)return s.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(33779===r)return s.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(35840===r||35841===r||35842===r||35843===r){const t=ft(e,"WEBGL_compressed_texture_pvrtc");if(null===t)return null;if(35840===r)return t.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(35841===r)return t.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(35842===r)return t.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(35843===r)return t.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(36196===r){const t=ft(e,"WEBGL_compressed_texture_etc1");return null!==t?t.COMPRESSED_RGB_ETC1_WEBGL:null}if(37492===r||37496===r){const t=ft(e,"WEBGL_compressed_texture_etc");if(null===t)return null;if(37492===r)return 3001===i?t.COMPRESSED_SRGB8_ETC2:t.COMPRESSED_RGB8_ETC2;if(37496===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:t.COMPRESSED_RGBA8_ETC2_EAC}if(37808===r||37809===r||37810===r||37811===r||37812===r||37813===r||37814===r||37815===r||37816===r||37817===r||37818===r||37819===r||37820===r||37821===r){const t=ft(e,"WEBGL_compressed_texture_astc");if(null===t)return null;if(37808===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:t.COMPRESSED_RGBA_ASTC_4x4_KHR;if(37809===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:t.COMPRESSED_RGBA_ASTC_5x4_KHR;if(37810===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:t.COMPRESSED_RGBA_ASTC_5x5_KHR;if(37811===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:t.COMPRESSED_RGBA_ASTC_6x5_KHR;if(37812===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:t.COMPRESSED_RGBA_ASTC_6x6_KHR;if(37813===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:t.COMPRESSED_RGBA_ASTC_8x5_KHR;if(37814===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:t.COMPRESSED_RGBA_ASTC_8x6_KHR;if(37815===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:t.COMPRESSED_RGBA_ASTC_8x8_KHR;if(37816===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:t.COMPRESSED_RGBA_ASTC_10x5_KHR;if(37817===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:t.COMPRESSED_RGBA_ASTC_10x6_KHR;if(37818===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:t.COMPRESSED_RGBA_ASTC_10x8_KHR;if(37819===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:t.COMPRESSED_RGBA_ASTC_10x10_KHR;if(37820===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:t.COMPRESSED_RGBA_ASTC_12x10_KHR;if(37821===r)return 3001===i?t.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:t.COMPRESSED_RGBA_ASTC_12x12_KHR}if(36492===r){const t=ft(e,"EXT_texture_compression_bptc");if(null===t)return null;if(36492===r)return 3001===i?t.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:t.COMPRESSED_RGBA_BPTC_UNORM_EXT}return 1020===r?e.UNSIGNED_INT_24_8:1e3===r?e.REPEAT:1001===r?e.CLAMP_TO_EDGE:1004===r||1005===r?e.NEAREST_MIPMAP_LINEAR:1007===r?e.LINEAR_MIPMAP_NEAREST:1008===r?e.LINEAR_MIPMAP_LINEAR:1003===r?e.NEAREST:1006===r?e.LINEAR:null}const Zr=new Uint8Array([0,0,0,1]);class qr{constructor({gl:e,target:t,format:i,type:s,wrapS:r,wrapT:o,wrapR:n,encoding:a,preloadColor:l,premultiplyAlpha:A,flipY:h}){this.gl=e,this.target=t||e.TEXTURE_2D,this.format=i||1023,this.type=s||1009,this.internalFormat=null,this.premultiplyAlpha=!!A,this.flipY=!!h,this.unpackAlignment=4,this.wrapS=r||1e3,this.wrapT=o||1e3,this.wrapR=n||1e3,this.encoding=a||3001,this.texture=e.createTexture(),l&&this.setPreloadColor(l),this.allocated=!0}setPreloadColor(e){e?(Zr[0]=Math.floor(255*e[0]),Zr[1]=Math.floor(255*e[1]),Zr[2]=Math.floor(255*e[2]),Zr[3]=Math.floor(255*(void 0!==e[3]?e[3]:1))):(Zr[0]=0,Zr[1]=0,Zr[2]=0,Zr[3]=255);const t=this.gl;if(t.bindTexture(this.target,this.texture),this.target===t.TEXTURE_CUBE_MAP){const e=[t.TEXTURE_CUBE_MAP_POSITIVE_X,t.TEXTURE_CUBE_MAP_NEGATIVE_X,t.TEXTURE_CUBE_MAP_POSITIVE_Y,t.TEXTURE_CUBE_MAP_NEGATIVE_Y,t.TEXTURE_CUBE_MAP_POSITIVE_Z,t.TEXTURE_CUBE_MAP_NEGATIVE_Z];for(let i=0,s=e.length;i<s;i++)t.texImage2D(e[i],0,t.RGBA,1,1,0,t.RGBA,t.UNSIGNED_BYTE,Zr)}else t.texImage2D(this.target,0,t.RGBA,1,1,0,t.RGBA,t.UNSIGNED_BYTE,Zr);t.bindTexture(this.target,null)}setTarget(e){this.target=e||this.gl.TEXTURE_2D}setImage(e,t={}){const i=this.gl;void 0!==t.format&&(this.format=t.format),void 0!==t.internalFormat&&(this.internalFormat=t.internalFormat),void 0!==t.encoding&&(this.encoding=t.encoding),void 0!==t.type&&(this.type=t.type),void 0!==t.flipY&&(this.flipY=t.flipY),void 0!==t.premultiplyAlpha&&(this.premultiplyAlpha=t.premultiplyAlpha),void 0!==t.unpackAlignment&&(this.unpackAlignment=t.unpackAlignment),void 0!==t.minFilter&&(this.minFilter=t.minFilter),void 0!==t.magFilter&&(this.magFilter=t.magFilter),void 0!==t.wrapS&&(this.wrapS=t.wrapS),void 0!==t.wrapT&&(this.wrapT=t.wrapT),void 0!==t.wrapR&&(this.wrapR=t.wrapR);let s=!1;i.bindTexture(this.target,this.texture);const r=i.getParameter(i.UNPACK_FLIP_Y_WEBGL);i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,this.flipY);const o=i.getParameter(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL);i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this.premultiplyAlpha);const n=i.getParameter(i.UNPACK_ALIGNMENT);i.pixelStorei(i.UNPACK_ALIGNMENT,this.unpackAlignment);const a=i.getParameter(i.UNPACK_COLORSPACE_CONVERSION_WEBGL);i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,i.NONE);const l=Yr(i,this.minFilter);i.texParameteri(this.target,i.TEXTURE_MIN_FILTER,l),l!==i.NEAREST_MIPMAP_NEAREST&&l!==i.LINEAR_MIPMAP_NEAREST&&l!==i.NEAREST_MIPMAP_LINEAR&&l!==i.LINEAR_MIPMAP_LINEAR||(s=!0);const A=Yr(i,this.magFilter);A&&i.texParameteri(this.target,i.TEXTURE_MAG_FILTER,A);const h=Yr(i,this.wrapS);h&&i.texParameteri(this.target,i.TEXTURE_WRAP_S,h);const c=Yr(i,this.wrapT);c&&i.texParameteri(this.target,i.TEXTURE_WRAP_T,c);const u=Yr(i,this.format,this.encoding),d=Yr(i,this.type),p=$r(i,this.internalFormat,u,d,this.encoding,!1);if(this.target===i.TEXTURE_CUBE_MAP){if(y.isArray(e)){const t=e,s=[i.TEXTURE_CUBE_MAP_POSITIVE_X,i.TEXTURE_CUBE_MAP_NEGATIVE_X,i.TEXTURE_CUBE_MAP_POSITIVE_Y,i.TEXTURE_CUBE_MAP_NEGATIVE_Y,i.TEXTURE_CUBE_MAP_POSITIVE_Z,i.TEXTURE_CUBE_MAP_NEGATIVE_Z];for(let e=0,r=s.length;e<r;e++)i.texImage2D(s[e],0,p,u,d,t[e])}}else i.texImage2D(i.TEXTURE_2D,0,p,u,d,e);s&&i.generateMipmap(this.target),i.bindTexture(this.target,null),i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,r),i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,o),i.pixelStorei(i.UNPACK_ALIGNMENT,n),i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,a)}setCompressedData({mipmaps:e,props:t={}}){const i=this.gl,s=e.length;void 0!==t.format&&(this.format=t.format),void 0!==t.internalFormat&&(this.internalFormat=t.internalFormat),void 0!==t.encoding&&(this.encoding=t.encoding),void 0!==t.type&&(this.type=t.type),void 0!==t.flipY&&(this.flipY=t.flipY),void 0!==t.premultiplyAlpha&&(this.premultiplyAlpha=t.premultiplyAlpha),void 0!==t.unpackAlignment&&(this.unpackAlignment=t.unpackAlignment),void 0!==t.minFilter&&(this.minFilter=t.minFilter),void 0!==t.magFilter&&(this.magFilter=t.magFilter),void 0!==t.wrapS&&(this.wrapS=t.wrapS),void 0!==t.wrapT&&(this.wrapT=t.wrapT),void 0!==t.wrapR&&(this.wrapR=t.wrapR),i.activeTexture(i.TEXTURE0+0),i.bindTexture(this.target,this.texture);let r=e.length>1;i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,this.flipY),i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this.premultiplyAlpha),i.pixelStorei(i.UNPACK_ALIGNMENT,this.unpackAlignment),i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,i.NONE);const o=Yr(i,this.wrapS);o&&i.texParameteri(this.target,i.TEXTURE_WRAP_S,o);const n=Yr(i,this.wrapT);if(n&&i.texParameteri(this.target,i.TEXTURE_WRAP_T,n),this.type===i.TEXTURE_3D||this.type===i.TEXTURE_2D_ARRAY){const e=Yr(i,this.wrapR);e&&i.texParameteri(this.target,i.TEXTURE_WRAP_R,e),i.texParameteri(this.type,i.TEXTURE_WRAP_R,e)}r?(i.texParameteri(this.target,i.TEXTURE_MIN_FILTER,eo(i,this.minFilter)),i.texParameteri(this.target,i.TEXTURE_MAG_FILTER,eo(i,this.magFilter))):(i.texParameteri(this.target,i.TEXTURE_MIN_FILTER,Yr(i,this.minFilter)),i.texParameteri(this.target,i.TEXTURE_MAG_FILTER,Yr(i,this.magFilter)));const a=Yr(i,this.format,this.encoding),l=Yr(i,this.type),A=$r(i,this.internalFormat,a,l,this.encoding,!1);i.texStorage2D(i.TEXTURE_2D,s,A,e[0].width,e[0].height);for(let t=0,s=e.length;t<s;t++){const s=e[t];1023!==this.format?null!==a?i.compressedTexSubImage2D(i.TEXTURE_2D,t,0,0,s.width,s.height,a,s.data):console.warn("Attempt to load unsupported compressed texture format in .setCompressedData()"):i.texSubImage2D(i.TEXTURE_2D,t,0,0,s.width,s.height,a,l,s.data)}i.bindTexture(this.target,null)}setProps(e){const t=this.gl;t.bindTexture(this.target,this.texture),this._uploadProps(e),t.bindTexture(this.target,null)}_uploadProps(e){const t=this.gl;if(void 0!==e.format&&(this.format=e.format),void 0!==e.internalFormat&&(this.internalFormat=e.internalFormat),void 0!==e.encoding&&(this.encoding=e.encoding),void 0!==e.type&&(this.type=e.type),void 0!==e.minFilter){const i=Yr(t,e.minFilter);i&&(this.minFilter=e.minFilter,t.texParameteri(this.target,t.TEXTURE_MIN_FILTER,i),i!==t.NEAREST_MIPMAP_NEAREST&&i!==t.LINEAR_MIPMAP_NEAREST&&i!==t.NEAREST_MIPMAP_LINEAR&&i!==t.LINEAR_MIPMAP_LINEAR||t.generateMipmap(this.target))}if(void 0!==e.magFilter){const i=Yr(t,e.magFilter);i&&(this.magFilter=e.magFilter,t.texParameteri(this.target,t.TEXTURE_MAG_FILTER,i))}if(void 0!==e.wrapS){const i=Yr(t,e.wrapS);i&&(this.wrapS=e.wrapS,t.texParameteri(this.target,t.TEXTURE_WRAP_S,i))}if(void 0!==e.wrapT){const i=Yr(t,e.wrapT);i&&(this.wrapT=e.wrapT,t.texParameteri(this.target,t.TEXTURE_WRAP_T,i))}}bind(e){if(this.allocated){if(this.texture){const t=this.gl;return t.activeTexture(t["TEXTURE"+e]),t.bindTexture(this.target,this.texture),!0}return!1}}unbind(e){if(this.allocated&&this.texture){const t=this.gl;t.activeTexture(t["TEXTURE"+e]),t.bindTexture(this.target,null)}}destroy(){this.allocated&&this.texture&&(this.gl.deleteTexture(this.texture),this.texture=null)}}function $r(e,t,i,s,r,o=!1){if(null!==t){if(void 0!==e[t])return e[t];console.warn("Attempt to use non-existing WebGL internal format '"+t+"'")}let n=i;return i===e.RED&&(s===e.FLOAT&&(n=e.R32F),s===e.HALF_FLOAT&&(n=e.R16F),s===e.UNSIGNED_BYTE&&(n=e.R8)),i===e.RG&&(s===e.FLOAT&&(n=e.RG32F),s===e.HALF_FLOAT&&(n=e.RG16F),s===e.UNSIGNED_BYTE&&(n=e.RG8)),i===e.RGBA&&(s===e.FLOAT&&(n=e.RGBA32F),s===e.HALF_FLOAT&&(n=e.RGBA16F),s===e.UNSIGNED_BYTE&&(n=3001===r&&!1===o?e.SRGB8_ALPHA8:e.RGBA8),s===e.UNSIGNED_SHORT_4_4_4_4&&(n=e.RGBA4),s===e.UNSIGNED_SHORT_5_5_5_1&&(n=e.RGB5_A1)),n!==e.R16F&&n!==e.R32F&&n!==e.RG16F&&n!==e.RG32F&&n!==e.RGBA16F&&n!==e.RGBA32F||ft(e,"EXT_color_buffer_float"),n}function eo(e,t){return 1003===t||1004===t||1005===t?e.NEAREST:e.LINEAR}function to(e){if(!io(e.width)||!io(e.height)){const t=document.createElement("canvas");t.width=so(e.width),t.height=so(e.height);t.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t.width,t.height),e=t}return e}function io(e){return 0==(e&e-1)}function so(e){--e;for(let t=1;t<32;t<<=1)e|=e>>t;return e+1}class ro extends R{get type(){return"Texture"}constructor(e,t={}){super(e,t),this._state=new vt({texture:new qr({gl:this.scene.canvas.gl}),matrix:d.identityMat4(),hasMatrix:t.translate&&(0!==t.translate[0]||0!==t.translate[1])||!!t.rotate||t.scale&&(0!==t.scale[0]||0!==t.scale[1]),minFilter:this._checkMinFilter(t.minFilter),magFilter:this._checkMagFilter(t.magFilter),wrapS:this._checkWrapS(t.wrapS),wrapT:this._checkWrapT(t.wrapT),flipY:this._checkFlipY(t.flipY),encoding:this._checkEncoding(t.encoding)}),this._src=null,this._image=null,this._translate=d.vec2([0,0]),this._scale=d.vec2([1,1]),this._rotate=d.vec2([0,0]),this._matrixDirty=!1,this.translate=t.translate,this.scale=t.scale,this.rotate=t.rotate,t.src?this.src=t.src:t.image&&(this.image=t.image),m.memory.textures++}_checkMinFilter(e){return 1006!==(e=e||1008)&&1007!==e&&1008!==e&&1005!==e&&1004!==e&&(this.error("Unsupported value for 'minFilter' - supported values are LinearFilter, LinearMipMapNearestFilter, NearestMipMapNearestFilter, NearestMipMapLinearFilter and LinearMipMapLinearFilter. Defaulting to LinearMipMapLinearFilter."),e=1008),e}_checkMagFilter(e){return 1006!==(e=e||1006)&&1003!==e&&(this.error("Unsupported value for 'magFilter' - supported values are LinearFilter and NearestFilter. Defaulting to LinearFilter."),e=1006),e}_checkWrapS(e){return 1001!==(e=e||1e3)&&1002!==e&&1e3!==e&&(this.error("Unsupported value for 'wrapS' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),e=1e3),e}_checkWrapT(e){return 1001!==(e=e||1e3)&&1002!==e&&1e3!==e&&(this.error("Unsupported value for 'wrapT' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),e=1e3),e}_checkFlipY(e){return!!e}_checkEncoding(e){return 3e3!==(e=e||3e3)&&3001!==e&&(this.error("Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),e=3e3),e}_webglContextRestored(){this._state.texture=new qr({gl:this.scene.canvas.gl}),this._image?this.image=this._image:this._src&&(this.src=this._src)}_update(){const e=this._state;if(this._matrixDirty){let t,i;0===this._translate[0]&&0===this._translate[1]||(t=d.translationMat4v([this._translate[0],this._translate[1],0],this._state.matrix)),1===this._scale[0]&&1===this._scale[1]||(i=d.scalingMat4v([this._scale[0],this._scale[1],1]),t=t?d.mulMat4(t,i):i),0!==this._rotate&&(i=d.rotationMat4v(.0174532925*this._rotate,[0,0,1]),t=t?d.mulMat4(t,i):i),t&&(e.matrix=t),this._matrixDirty=!1}this.glRedraw()}set image(e){this._image=to(e),this._image.crossOrigin="Anonymous",this._state.texture.setImage(this._image,this._state),this._src=null,this.glRedraw()}get image(){return this._image}set src(e){this.scene.loading++,this.scene.canvas.spinner.processes++;const t=this;let i=new Image;i.onload=function(){i=to(i),t._state.texture.setImage(i,t._state),t.scene.loading--,t.glRedraw(),t.scene.canvas.spinner.processes--},i.src=e,this._src=e,this._image=null}get src(){return this._src}set translate(e){this._translate.set(e||[0,0]),this._matrixDirty=!0,this._needUpdate()}get translate(){return this._translate}set scale(e){this._scale.set(e||[1,1]),this._matrixDirty=!0,this._needUpdate()}get scale(){return this._scale}set rotate(e){e=e||0,this._rotate!==e&&(this._rotate=e,this._matrixDirty=!0,this._needUpdate())}get rotate(){return this._rotate}get minFilter(){return this._state.minFilter}get magFilter(){return this._state.magFilter}get wrapS(){return this._state.wrapS}get wrapT(){return this._state.wrapT}get flipY(){return this._state.flipY}get encoding(){return this._state.encoding}destroy(){super.destroy(),this._state.texture&&this._state.texture.destroy(),this._state.destroy(),m.memory.textures--}}class oo extends R{get type(){return"Fresnel"}constructor(e,t={}){super(e,t),this._state=new vt({edgeColor:d.vec3([0,0,0]),centerColor:d.vec3([1,1,1]),edgeBias:0,centerBias:1,power:1}),this.edgeColor=t.edgeColor,this.centerColor=t.centerColor,this.edgeBias=t.edgeBias,this.centerBias=t.centerBias,this.power=t.power}set edgeColor(e){this._state.edgeColor.set(e||[0,0,0]),this.glRedraw()}get edgeColor(){return this._state.edgeColor}set centerColor(e){this._state.centerColor.set(e||[1,1,1]),this.glRedraw()}get centerColor(){return this._state.centerColor}set edgeBias(e){this._state.edgeBias=e||0,this.glRedraw()}get edgeBias(){return this._state.edgeBias}set centerBias(e){this._state.centerBias=null!=e?e:1,this.glRedraw()}get centerBias(){return this._state.centerBias}set power(e){this._state.power=null!=e?e:1,this.glRedraw()}get power(){return this._state.power}destroy(){super.destroy(),this._state.destroy()}}const no=m.memory,ao=d.AABB3();class lo extends Gt{get type(){return"VBOGeometry"}get isVBOGeometry(){return!0}constructor(e,t={}){super(e,t),this._state=new vt({compressGeometry:!0,primitive:null,primitiveName:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,positionsBuf:null,normalsBuf:null,colorsbuf:null,uvBuf:null,indicesBuf:null,hash:""}),this._numTriangles=0,this._edgeThreshold=t.edgeThreshold||10,this._aabb=null,this._obb=d.OBB3();const i=this._state,s=this.scene.canvas.gl;switch(t.primitive=t.primitive||"triangles",t.primitive){case"points":i.primitive=s.POINTS,i.primitiveName=t.primitive;break;case"lines":i.primitive=s.LINES,i.primitiveName=t.primitive;break;case"line-loop":i.primitive=s.LINE_LOOP,i.primitiveName=t.primitive;break;case"line-strip":i.primitive=s.LINE_STRIP,i.primitiveName=t.primitive;break;case"triangles":i.primitive=s.TRIANGLES,i.primitiveName=t.primitive;break;case"triangle-strip":i.primitive=s.TRIANGLE_STRIP,i.primitiveName=t.primitive;break;case"triangle-fan":i.primitive=s.TRIANGLE_FAN,i.primitiveName=t.primitive;break;default:this.error("Unsupported value for 'primitive': '"+t.primitive+"' - supported values are 'points', 'lines', 'line-loop', 'line-strip', 'triangles', 'triangle-strip' and 'triangle-fan'. Defaulting to 'triangles'."),i.primitive=s.TRIANGLES,i.primitiveName=t.primitive}if(t.positions)if(t.indices){var r;if(t.positionsDecodeMatrix);else{const e=qt.getPositionsBounds(t.positions),o=qt.compressPositions(t.positions,e.min,e.max);r=o.quantized,i.positionsDecodeMatrix=o.decodeMatrix,i.positionsBuf=new $e(s,s.ARRAY_BUFFER,r,r.length,3,s.STATIC_DRAW),no.positions+=i.positionsBuf.numItems,d.positions3ToAABB3(t.positions,this._aabb),d.positions3ToAABB3(r,ao,i.positionsDecodeMatrix),d.AABB3ToOBB3(ao,this._obb)}if(t.colors){const e=t.colors.constructor===Float32Array?t.colors:new Float32Array(t.colors);i.colorsBuf=new $e(s,s.ARRAY_BUFFER,e,e.length,4,s.STATIC_DRAW),no.colors+=i.colorsBuf.numItems}if(t.uv){const e=qt.getUVBounds(t.uv),r=qt.compressUVs(t.uv,e.min,e.max),o=r.quantized;i.uvDecodeMatrix=r.decodeMatrix,i.uvBuf=new $e(s,s.ARRAY_BUFFER,o,o.length,2,s.STATIC_DRAW),no.uvs+=i.uvBuf.numItems}if(t.normals){const e=qt.compressNormals(t.normals);let r=i.compressGeometry;i.normalsBuf=new $e(s,s.ARRAY_BUFFER,e,e.length,3,s.STATIC_DRAW,r),no.normals+=i.normalsBuf.numItems}{const e=t.indices.constructor===Uint32Array||t.indices.constructor===Uint16Array?t.indices:new Uint32Array(t.indices);i.indicesBuf=new $e(s,s.ELEMENT_ARRAY_BUFFER,e,e.length,1,s.STATIC_DRAW),no.indices+=i.indicesBuf.numItems;const o=zt(r,e,i.positionsDecodeMatrix,this._edgeThreshold);this._edgeIndicesBuf=new $e(s,s.ELEMENT_ARRAY_BUFFER,o,o.length,1,s.STATIC_DRAW),"triangles"===this._state.primitiveName&&(this._numTriangles=t.indices.length/3)}this._buildHash(),no.meshes++}else this.error("Config expected: indices");else this.error("Config expected: positions")}_buildHash(){const e=this._state,t=["/g"];t.push("/"+e.primitive+";"),e.positionsBuf&&t.push("p"),e.colorsBuf&&t.push("c"),(e.normalsBuf||e.autoVertexNormals)&&t.push("n"),e.uvBuf&&t.push("u"),t.push("cp"),t.push(";"),e.hash=t.join("")}_getEdgeIndices(){return this._edgeIndicesBuf}get primitive(){return this._state.primitiveName}get aabb(){return this._aabb}get obb(){return this._obb}get numTriangles(){return this._numTriangles}_getState(){return this._state}destroy(){super.destroy();const e=this._state;e.indicesBuf&&e.indicesBuf.destroy(),e.positionsBuf&&e.positionsBuf.destroy(),e.normalsBuf&&e.normalsBuf.destroy(),e.uvBuf&&e.uvBuf.destroy(),e.colorsBuf&&e.colorsBuf.destroy(),this._edgeIndicesBuf&&this._edgeIndicesBuf.destroy(),e.destroy(),no.meshes--}}var Ao={};function ho(e,t={}){return new Promise((function(i,s){t.src||(console.error("load3DSGeometry: Parameter expected: src"),s());var r=e.canvas.spinner;r.processes++,y.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("load3DSGeometry: no data loaded"),r.processes--,s());var o=Ao.parse.from3DS(e).edit.objects[0].mesh,n=o.vertices,a=o.uvt,l=o.indices;r.processes--,i(y.apply(t,{primitive:"triangles",positions:n,normals:null,uv:a,indices:l}))}),(function(e){console.error("load3DSGeometry: "+e),r.processes--,s()}))}))}function co(e,t={}){return new Promise((function(i,s){t.src||(console.error("loadOBJGeometry: Parameter expected: src"),s());var r=e.canvas.spinner;r.processes++,y.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("loadOBJGeometry: no data loaded"),r.processes--,s());for(var o=Ao.parse.fromOBJ(e),n=Ao.edit.unwrap(o.i_verts,o.c_verts,3),a=Ao.edit.unwrap(o.i_norms,o.c_norms,3),l=Ao.edit.unwrap(o.i_uvt,o.c_uvt,2),A=new Int32Array(o.i_verts.length),h=0;h<o.i_verts.length;h++)A[h]=h;r.processes--,i(y.apply(t,{primitive:"triangles",positions:n,normals:a.length>0?a:null,autoNormals:0===a.length,uv:l,indices:A}))}),(function(e){console.error("loadOBJGeometry: "+e),r.processes--,s()}))}))}function uo(e={}){let t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);let i=e.ySize||1;i<0&&(console.error("negative ySize not allowed - will invert"),i*=-1);let s=e.zSize||1;s<0&&(console.error("negative zSize not allowed - will invert"),s*=-1);const r=e.center,o=r?r[0]:0,n=r?r[1]:0,a=r?r[2]:0,l=-t+o,A=-i+n,h=-s+a,c=t+o,u=i+n,d=s+a;return y.apply(e,{primitive:"lines",positions:[l,A,h,l,A,d,l,u,h,l,u,d,c,A,h,c,A,d,c,u,h,c,u,d],indices:[0,1,1,3,3,2,2,0,4,5,5,7,7,6,6,4,0,4,1,5,2,6,3,7]})}function po(e={}){return uo({id:e.id,center:[(e.aabb[0]+e.aabb[3])/2,(e.aabb[1]+e.aabb[4])/2,(e.aabb[2]+e.aabb[5])/2],xSize:Math.abs(e.aabb[3]-e.aabb[0])/2,ySize:Math.abs(e.aabb[4]-e.aabb[1])/2,zSize:Math.abs(e.aabb[5]-e.aabb[2])/2})}function fo(e={}){let t=e.size||1;t<0&&(console.error("negative size not allowed - will invert"),t*=-1);let i=e.divisions||1;i<0&&(console.error("negative divisions not allowed - will invert"),i*=-1),i<1&&(i=1),t=t||10,i=i||10;const s=t/i,r=t/2,o=[],n=[];let a=0;for(let e=0,t=-r;e<=i;e++,t+=s)o.push(-r),o.push(0),o.push(t),o.push(r),o.push(0),o.push(t),o.push(t),o.push(0),o.push(-r),o.push(t),o.push(0),o.push(r),n.push(a++),n.push(a++),n.push(a++),n.push(a++);return y.apply(e,{primitive:"lines",positions:o,indices:n})}function go(e={}){let t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);let i=e.zSize||1;i<0&&(console.error("negative zSize not allowed - will invert"),i*=-1);let s=e.xSegments||1;s<0&&(console.error("negative xSegments not allowed - will invert"),s*=-1),s<1&&(s=1);let r=e.xSegments||1;r<0&&(console.error("negative zSegments not allowed - will invert"),r*=-1),r<1&&(r=1);const o=e.center,n=o?o[0]:0,a=o?o[1]:0,l=o?o[2]:0,A=t/2,h=i/2,c=Math.floor(s)||1,u=Math.floor(r)||1,d=c+1,p=u+1,f=t/c,g=i/u,m=new Float32Array(d*p*3),_=new Float32Array(d*p*3),v=new Float32Array(d*p*2);let b,x,B,w,P,C,M,E=0,F=0;for(b=0;b<p;b++){const e=b*g-h;for(x=0;x<d;x++)B=x*f-A,m[E]=B+n,m[E+1]=a,m[E+2]=-e+l,_[E+2]=-1,v[F]=x/c,v[F+1]=(u-b)/u,E+=3,F+=2}E=0;const I=new(m.length/3>65535?Uint32Array:Uint16Array)(c*u*6);for(b=0;b<u;b++)for(x=0;x<c;x++)w=x+d*b,P=x+d*(b+1),C=x+1+d*(b+1),M=x+1+d*b,I[E]=M,I[E+1]=P,I[E+2]=w,I[E+3]=M,I[E+4]=C,I[E+5]=P,E+=6;return y.apply(e,{positions:m,normals:_,uv:v,indices:I})}function mo(e={}){let t=e.radius||1;t<0&&(console.error("negative radius not allowed - will invert"),t*=-1),t*=.5;let i=e.tube||.3;i<0&&(console.error("negative tube not allowed - will invert"),i*=-1);let s=e.radialSegments||32;s<0&&(console.error("negative radialSegments not allowed - will invert"),s*=-1),s<4&&(s=4);let r=e.tubeSegments||24;r<0&&(console.error("negative tubeSegments not allowed - will invert"),r*=-1),r<4&&(r=4);let o=e.arc||2*Math.PI;o<0&&(console.warn("negative arc not allowed - will invert"),o*=-1),o>360&&(o=360);const n=e.center;let a=n?n[0]:0,l=n?n[1]:0;const A=n?n[2]:0,h=[],c=[],u=[],p=[];let f,g,m,_,v,b,x,B,w,P,C,M;for(B=0;B<=r;B++)for(x=0;x<=s;x++)f=x/s*o,g=.785398+B/r*Math.PI*2,a=t*Math.cos(f),l=t*Math.sin(f),m=(t+i*Math.cos(g))*Math.cos(f),_=(t+i*Math.cos(g))*Math.sin(f),v=i*Math.sin(g),h.push(m+a),h.push(_+l),h.push(v+A),u.push(1-x/s),u.push(B/r),b=d.normalizeVec3(d.subVec3([m,_,v],[a,l,A],[]),[]),c.push(b[0]),c.push(b[1]),c.push(b[2]);for(B=1;B<=r;B++)for(x=1;x<=s;x++)w=(s+1)*B+x-1,P=(s+1)*(B-1)+x-1,C=(s+1)*(B-1)+x,M=(s+1)*B+x,p.push(w),p.push(P),p.push(C),p.push(C),p.push(M),p.push(w);return y.apply(e,{positions:h,normals:c,uv:u,indices:p})}function _o(e={}){if(e.points.length%3!=0)throw"Size of points array for given polyline should be divisible by 3";let t=e.points.length/3;if(t<2)throw"There should be at least 2 points to create a polyline";let i=[];for(let e=0;e<t-1;e++)i.push(e),i.push(e+1);return y.apply(e,{primitive:"lines",positions:e.points,indices:i})}function vo(e={}){let t=e.curve.getPoints(e.divisions).map((e=>[...e])).flat();return _o({id:e.id,points:t})}function bo(e={}){if(3!==e.startPoint.length)throw"Start point should contain 3 elements in array: x, y and z";if(3!==e.endPoint.length)throw"End point should contain 3 elements in array: x, y and z";let t=[],i=[],s=e.startPoint[0],r=e.startPoint[1],o=e.startPoint[2],n=e.endPoint[0],a=e.endPoint[1],l=e.endPoint[2],A=Math.sqrt((n-s)**2+(a-r)**2+(l-o)**2),h=[(n-s)/A,(a-r)/A,(l-o)/A];if(e.pattern){let c=e.pattern.length,u=!1,d=0,p=0,f=0,g=[s,r,o],m=e.pattern[p];for(i.push(g[0],g[1],g[2]);m<=A-d;){let s=[h[0]*m,h[1]*m,h[2]*m],r=[g[0]+s[0],g[1]+s[1],g[2]+s[2]];i.push(r[0],r[1],r[2]),u||(t.push(f),t.push(f+1)),u=!u,f+=1,g=r,p+=1,p>=c&&(p=0),d+=m,m=e.pattern[p]}e.extendToEnd&&(i.push(n,a,l),t.push(t.length-2),t.push(t.length-1))}else t.push(0),t.push(1),i.push(s,r,o,n,a,l);return y.apply(e,{primitive:"lines",positions:i,indices:t})}Ao.load=function(e,t){var i=new 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i.id=Ao.bin.ril(e,0),i.verS=Ao.bin.ril(e,4),i.texS=Ao.bin.ril(e,8),i.indS=Ao.bin.ril(e,12),i.verO=Ao.bin.ril(e,16),i.verL=Ao.bin.ril(e,20),i.texO=Ao.bin.ril(e,24),i.texL=Ao.bin.ril(e,28),i.indO=Ao.bin.ril(e,32),i.indL=Ao.bin.ril(e,36),0!=i.verO&&(t.vertices=Ao.parse.fromBIV._readFloats(e,i.verO,i.verL)),0!=i.texO&&(t.uvt=Ao.parse.fromBIV._readFloats(e,i.texO,i.texL)),0!=i.indO&&(t.indices=Ao.parse.fromBIV._readInts(e,i.indO,i.indL,i.indS)),t},Ao.parse.toBIV=function(e){for(var t=0,i=0;i<e.indices.length;i++)t=Math.max(t,e.indices[i]);var s=32;t<=65535&&(s=16);var r=40;e.vertices&&(r+=4*e.vertices.length),e.uvt&&(r+=4*e.uvt.length),e.indices&&(r+=e.indices.length*s/8);var o=new Uint8Array(r);Ao.bin.wil(o,0,1769365870),Ao.bin.wil(o,4,32),Ao.bin.wil(o,8,32),Ao.bin.wil(o,12,s);var n=40;return e.vertices&&(Ao.bin.wil(o,16,n),Ao.bin.wil(o,20,4*e.vertices.length),Ao.parse.fromBIV._writeFloats(o,n,e.vertices),n+=4*e.vertices.length),e.uvt&&(Ao.bin.wil(o,24,n),Ao.bin.wil(o,28,4*e.uvt.length),Ao.parse.fromBIV._writeFloats(o,n,e.uvt),n+=4*e.uvt.length),e.indices&&(Ao.bin.wil(o,32,n),Ao.bin.wil(o,36,4*e.indices.length),Ao.parse.fromBIV._writeInts(o,n,e.indices,s)),o.buffer},Ao.parse.fromBIV._readFloats=function(e,t,i){for(var s=[],r=0;r<i/4;r++)s.push(Ao.bin.rf(e,t+4*r));return s},Ao.parse.fromBIV._writeFloats=function(e,t,i){for(var s=0;s<i.length;s++)Ao.bin.wf(e,t+4*s,i[s])},Ao.parse.fromBIV._readInts=function(e,t,i,s){for(var r=[],o=0;o<i/4;o++)16==s&&r.push(Ao.bin.rsl(e,t+2*o)),32==s&&r.push(Ao.bin.ril(e,t+4*o));return r},Ao.parse.fromBIV._writeInts=function(e,t,i,s){for(var r=0;r<i.length;r++)16==s&&Ao.bin.wsl(e,t+2*r,i[r]),32==s&&Ao.bin.wil(e,t+4*r,i[r])},Ao.gen={},Ao.gen.Plane=function(e,t,i,s){i||(i=1),s||(s=1);for(var r={verts:[],inds:[],uvt:[]},o=e+1,n=t+1,a=0;a<n;a++)for(var l=0;l<o;l++){var A=l*(2/e)-1,h=a*(2/t)-1;r.verts.push(A,h,0),r.uvt.push(i*l/e,s*a/t),a<t&&l<e&&r.inds.push(a*o+l,a*o+l+1,(a+1)*o+l,a*o+l+1,(a+1)*o+l,(a+1)*o+l+1)}return r},Ao.gen.Cube=function(){return{verts:[-1,1,-1,1,1,-1,-1,-1,-1,1,-1,-1,-1,1,1,1,1,1,-1,-1,1,1,-1,1,-1,1,1,-1,1,-1,-1,-1,1,-1,-1,-1,1,1,1,1,1,-1,1,-1,1,1,-1,-1,-1,1,-1,1,1,-1,-1,1,1,1,1,1,-1,-1,-1,1,-1,-1,-1,-1,1,1,-1,1],inds:[0,1,2,1,2,3,4,5,6,5,6,7,8,9,10,9,10,11,12,13,14,13,14,15,16,17,18,17,18,19,20,21,22,21,22,23],uvt:[1/4,1/4,.5,1/4,1/4,.5,.5,.5,1,1/4,3/4,1/4,1,.5,3/4,.5,0,1/4,1/4,1/4,0,.5,1/4,.5,3/4,1/4,.5,1/4,3/4,.5,.5,.5,1/4,1/4,.5,1/4,1/4,0,.5,0,1/4,.5,.5,.5,1/4,3/4,.5,3/4]}},Ao.gen.Sphere=function(e,t){for(var i={verts:[],inds:[],uvt:[]},s=e+1,r=t+1,o=0;o<r;o++)for(var n=0;n<s;n++){var a=-Math.PI/2+o*Math.PI/t,l=2*n*Math.PI/e,A=Math.cos(a)*Math.cos(l),h=Math.sin(a),c=Math.cos(a)*Math.sin(l);i.verts.push(A,h,c),i.uvt.push(n/e,o/t),o<t&&n<e&&i.inds.push(s*o+n,s*o+n+1,s*(o+1)+n,s*o+n+1,s*(o+1)+n,s*(o+1)+n+1)}return i},Ao.mat={},Ao.mat.scale=function(e,t,i){return[e,0,0,0,0,t,0,0,0,0,i,0,0,0,0,1]},Ao.mat.translate=function(e,t,i){return[1,0,0,0,0,1,0,0,0,0,1,0,e,t,i,1]},Ao.mat.rotateDeg=function(e,t,i){var s=Math.PI/180;return Ao.mat.rotate(e*s,t*s,i*s)},Ao.mat.rotate=function(e,t,i){var s=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],r=e,o=t,n=i,a=Math.cos(r),l=Math.cos(o),A=Math.cos(n),h=Math.sin(r),c=Math.sin(o),u=Math.sin(n);return s[0]=l*A,s[1]=-l*u,s[2]=c,s[4]=a*u+h*c*A,s[5]=a*A-h*c*u,s[6]=-h*l,s[8]=h*u-a*c*A,s[9]=h*A+a*c*u,s[10]=a*l,s},Ao.edit={},Ao.edit.interpolate=function(e,t,i,s){for(var r=0;r<e.length;r++)i[r]=e[r]+s*(t[r]-e[r])},Ao.edit.transform=function(e,t){for(var i=0;i<e.length;i+=3){var s=e[i],r=e[i+1],o=e[i+2];e[i+0]=t[0]*s+t[4]*r+t[8]*o+t[12],e[i+1]=t[1]*s+t[5]*r+t[9]*o+t[13],e[i+2]=t[2]*s+t[6]*r+t[10]*o+t[14]}},Ao.edit.unwrap=function(e,t,i){for(var s=new Array(Math.floor(e.length/3)*i),r=0;r<e.length;r++)for(var o=0;o<i;o++)s[r*i+o]=t[e[r]*i+o];return s},Ao.edit.remap=function(e,t,i,s){for(var r=new Array(i.length),o=0;o<e.length;o++)for(var n=0;n<s;n++)r[t[o]*s+n]=i[e[o]*s+n];return r},Ao.utils={},Ao.utils.getAABB=function(e){var t,i,s,r,o,n;r=o=n=-(t=i=s=999999999);for(var a=0;a<e.length;a+=3){var l=e[a+0],A=e[a+1],h=e[a+2];l<t&&(t=l),l>r&&(r=l),A<i&&(i=A),A>o&&(o=A),h<s&&(s=h),A>n&&(n=h)}return{min:{x:t,y:i,z:s},max:{x:r,y:o,z:n}}};class yo extends R{constructor(e,t={}){super(e,t),this._type=t.type||(t.src?t.src.split(".").pop():null)||"jpg",this._pos=d.vec3(t.pos||[0,0,0]),this._up=d.vec3(t.up||[0,1,0]),this._normal=d.vec3(t.normal||[0,0,1]),this._height=t.height||1,this._origin=d.vec3(),this._rtcPos=d.vec3(),this._imageSize=d.vec2(),this._texture=new ro(this,{flipY:!0}),this._image=new Image,"jpg"!==this._type&&"png"!==this._type&&(this.error('Unsupported type - defaulting to "jpg"'),this._type="jpg"),this._node=new Hr(this,{matrix:d.inverseMat4(d.lookAtMat4v(this._pos,d.subVec3(this._pos,this._normal,d.mat4()),this._up,d.mat4())),children:[this._bitmapMesh=new Pr(this,{scale:[1,1,1],rotation:[-90,0,0],collidable:t.collidable,pickable:t.pickable,opacity:t.opacity,clippable:t.clippable,geometry:new ti(this,go({center:[0,0,0],xSize:1,zSize:1,xSegments:2,zSegments:2})),material:new ni(this,{diffuse:[0,0,0],ambient:[0,0,0],specular:[0,0,0],diffuseMap:this._texture,emissiveMap:this._texture,backfaces:!0})})]}),t.image?this.image=t.image:t.src?this.src=t.src:t.imageData&&(this.imageData=t.imageData),this.scene._bitmapCreated(this)}set visible(e){this._bitmapMesh.visible=e}get visible(){return this._bitmapMesh.visible}set image(e){this._image=e,this._image&&(this._texture.image=this._image,this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updateBitmapMeshScale())}get image(){return this._image}set src(e){if(e){this._image.onload=()=>{this._texture.image=this._image,this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updateBitmapMeshScale()},this._image.src=e;switch(e.split(".").pop()){case"jpeg":case"jpg":this._type="jpg";break;case"png":this._type="png"}}}get src(){return this._image.src}set imageData(e){this._image.onload=()=>{this._texture.image=image,this._imageSize[0]=image.width,this._imageSize[1]=image.height,this._updateBitmapMeshScale()},this._image.src=e}get imageData(){const e=document.createElement("canvas"),t=e.getContext("2d");return e.width=this._image.width,e.height=this._image.height,t.drawImage(this._image,0,0),e.toDataURL("jpg"===this._type?"image/jpeg":"image/png")}set type(e){"png"===(e=e||"jpg")&&"jpg"===e||(this.error("Unsupported value for `type` - supported types are `jpg` and `png` - defaulting to `jpg`"),e="jpg"),this._type=e}get type(){return this._type}get pos(){return this._pos}get normal(){return this._normal}get up(){return this._up}set height(e){this._height=null==e?1:e,this._image&&this._updateBitmapMeshScale()}get height(){return this._height}set collidable(e){this._bitmapMesh.collidable=!1!==e}get collidable(){return this._bitmapMesh.collidable}set clippable(e){this._bitmapMesh.clippable=!1!==e}get clippable(){return this._bitmapMesh.clippable}set pickable(e){this._bitmapMesh.pickable=!1!==e}get pickable(){return this._bitmapMesh.pickable}set opacity(e){this._bitmapMesh.opacity=e}get opacity(){return this._bitmapMesh.opacity}destroy(){super.destroy(),this.scene._bitmapDestroyed(this)}_updateBitmapMeshScale(){const e=this._imageSize[1]/this._imageSize[0];this._bitmapMesh.scale=[this._height/e,1,this._height]}}const xo=(e,t)=>{const i=[];let s=[];function r(e,i){let s,r;for(let o=0;o<3;o++)if(s=t[3*e+o],r=t[3*i+o],s!==r)return r-s;return 0}let o=e.slice().sort(r),n=null;for(let e=0,t=o.length;e<t;e++)0!==e&&0===r(o[e],o[e-1])||(n=o[e]),i[o[e]]=n;for(let t=0,r=e.length;t<r;t+=3){const r=i[e[t]],o=i[e[t+1]],n=i[e[t+2]];let a=r,l=o,A=n;if(r>o&&r>n?o>n?(a=r,l=o,A=n):(a=r,l=n,A=o):o>r&&o>n?r>n?(a=o,l=r,A=n):(a=o,l=n,A=r):n>r&&n>o&&(r>o?(a=n,l=r,A=o):(a=n,l=o,A=r)),s[t+0]=[a,l],s[t+1]=[l,A],a>A){const e=A;A=a,a=e}s[t+2]=[A,a]}function a(e,t){let i,s;for(let r=0;r<2;r++)if(i=e[r],s=t[r],s!==i)return s-i;return 0}s=s.slice(0,e.length),s.sort(a);let l=0;for(let e=0;e<s.length;e++)if(0===e||0!==a(s[e],s[e-1])){if(0!==e&&2!==l)return!1;l=1}else l++;return!(s.length>0&&2!==l)},Bo=d.vec3(),wo=d.vec3(),Po=d.vec3();class Co{constructor(){this.vertices=[],this.indices=[],this.reset()}reset(){this.lenVertices=0,this.lenIndices=0,this.primitive=null}setPrimitive(e){this.primitive=e}addVertex(e){this.vertices[this.lenVertices++]=e[0],this.vertices[this.lenVertices++]=e[1],this.vertices[this.lenVertices++]=e[2]}addIndex(e){this.indices[this.lenIndices++]=e}get volume(){const e=this.vertices,t=this.indices;if("solid"!==this.primitive&&"surface"!==this.primitive&&"triangles"!==this.primitive)return-1;if("solid"!==this.primitive&&!xo(t,e))return-1;let i=0;for(let s=0;s<this.lenIndices;s+=3){const r=3*t[s],o=3*t[s+1],n=3*t[s+2];Bo[0]=e[r],Bo[1]=e[r+1],Bo[2]=e[r+2],wo[0]=e[o],wo[1]=e[o+1],wo[2]=e[o+2],Po[0]=e[n],Po[1]=e[n+1],Po[2]=e[n+2],d.cross3Vec3(Bo,wo,Bo),i+=d.dotVec3(Bo,Po)}return i/6}}const Mo=new Co,Eo=d.vec3(),Fo=d.vec3(),Io=d.vec3(),Do=d.vec3(),So=d.vec3(),To=d.vec3();class Ro{constructor(){this.vertices=[],this.indices=[],this.reset()}reset(){this.lenVertices=0,this.lenIndices=0}addVertex(e){this.vertices[this.lenVertices++]=e[0],this.vertices[this.lenVertices++]=e[1],this.vertices[this.lenVertices++]=e[2]}addIndex(e){this.indices[this.lenIndices++]=e}get surfaceArea(){const e=this.vertices,t=this.indices;let i=0;for(let s=0;s<this.lenIndices;s+=3){const r=3*t[s],o=3*t[s+1],n=3*t[s+2];Eo[0]=e[r],Eo[1]=e[r+1],Eo[2]=e[r+2],Fo[0]=e[o],Fo[1]=e[o+1],Fo[2]=e[o+2],Io[0]=e[n],Io[1]=e[n+1],Io[2]=e[n+2],d.subVec3(Eo,Fo,Do),d.subVec3(Io,Fo,So),i+=.5*d.lenVec3(d.cross3Vec3(Do,So,To))}return i}}const Lo=new Ro,Uo=d.OBB3(),Oo=d.OBB3(),ko=d.OBB3();class No{constructor(e,t,i,s,r,o,n=null,a=0){this.model=e,this.object=null,this.parent=null,this.transform=r,this.textureSet=o,this._matrixDirty=!1,this._matrixUpdateScheduled=!1,this.id=t,this.obb=null,this._aabbLocal=null,this._aabbWorld=d.AABB3(),this._aabbWorldDirty=!1,this.layer=n,this.portionId=a,this._color=new Uint8Array([i[0],i[1],i[2],s]),this._colorize=new Uint8Array([i[0],i[1],i[2],s]),this._colorizing=!1,this._transparent=s<255,this.numTriangles=0,this.origin=null,this.entity=null,r&&r._addMesh(this),this._volume=null,this._surfaceArea=null}_sceneModelDirty(){this._aabbWorldDirty=!0,this.layer.aabbDirty=!0}_transformDirty(){this._matrixDirty||this._matrixUpdateScheduled||(this.model._meshMatrixDirty(this),this._matrixDirty=!0,this._matrixUpdateScheduled=!0),this._aabbWorldDirty=!0,this.layer.aabbDirty=!0,this.entity&&this.entity._transformDirty()}_updateMatrix(){this.transform&&this._matrixDirty&&this.layer.setMatrix(this.portionId,this.transform.worldMatrix),this._matrixDirty=!1,this._matrixUpdateScheduled=!1}_finalize(e){this.layer.initFlags(this.portionId,e,this._transparent)}_finalize2(){this.layer.flushInitFlags&&this.layer.flushInitFlags()}_setVisible(e){this.layer.setVisible(this.portionId,e,this._transparent)}_setColor(e){this._color[0]=e[0],this._color[1]=e[1],this._color[2]=e[2],this._colorizing||this.layer.setColor(this.portionId,this._color,!1)}_setColorize(e){e?(this._colorize[0]=e[0],this._colorize[1]=e[1],this._colorize[2]=e[2],this.layer.setColor(this.portionId,this._colorize,false),this._colorizing=!0):(this.layer.setColor(this.portionId,this._color,false),this._colorizing=!1)}_setOpacity(e,t){const i=e<255,s=this._transparent!==i;this._color[3]=e,this._colorize[3]=e,this._transparent=i,this._colorizing?this.layer.setColor(this.portionId,this._colorize):this.layer.setColor(this.portionId,this._color),s&&this.layer.setTransparent(this.portionId,t,i)}_setOffset(e){this.layer.setOffset(this.portionId,e)}_setHighlighted(e){this.layer.setHighlighted(this.portionId,e,this._transparent)}_setXRayed(e){this.layer.setXRayed(this.portionId,e,this._transparent)}_setSelected(e){this.layer.setSelected(this.portionId,e,this._transparent)}_setEdges(e){this.layer.setEdges(this.portionId,e,this._transparent)}_setClippable(e){this.layer.setClippable(this.portionId,e,this._transparent)}_setCollidable(e){this.layer.setCollidable(this.portionId,e)}_setPickable(e){this.layer.setPickable(this.portionId,e,this._transparent)}_setCulled(e){this.layer.setCulled(this.portionId,e,this._transparent)}canPickTriangle(){return!1}drawPickTriangles(e,t){}pickTriangleSurface(e){}precisionRayPickSurface(e,t,i,s){return!!this.layer.precisionRayPickSurface&&this.layer.precisionRayPickSurface(this.portionId,e,t,i,s)}canPickWorldPos(){return!0}drawPickDepths(e){this.model.drawPickDepths(e)}drawPickNormals(e){this.model.drawPickNormals(e)}delegatePickedEntity(){return this.parent}getEachVertex(e){this.layer.getEachVertex&&this.layer.getEachVertex(this.portionId,e)}getEachIndex(e){this.layer.getEachIndex&&this.layer.getEachIndex(this.portionId,e)}get volume(){if(null!==this._volume)return this._volume;switch(this.layer.primitive){case"solid":case"surface":case"triangles":Mo.reset(),Mo.setPrimitive(this.layer.primitive),this.getEachVertex((e=>{Mo.addVertex(e)})),this.getEachIndex((e=>{Mo.addIndex(e)})),this._volume=Mo.volume;break;default:this._volume=0}return this._volume}get surfaceArea(){if(null!==this._surfaceArea)return this._surfaceArea;switch(this.layer.primitive){case"solid":case"surface":case"triangles":Lo.reset(),this.getEachVertex((e=>{Lo.addVertex(e)})),this.getEachIndex((e=>{Lo.addIndex(e)})),this._surfaceArea=Lo.surfaceArea;break;default:this._surfaceArea=0}return this._surfaceArea}set aabb(e){if(this._aabbLocal=e,this.origin){this._aabbLocal=e.slice(0);const t=this.origin;this._aabbLocal[0]+=t[0],this._aabbLocal[1]+=t[1],this._aabbLocal[2]+=t[2],this._aabbLocal[3]+=t[0],this._aabbLocal[4]+=t[1],this._aabbLocal[5]+=t[2]}}get aabb(){return this._aabbWorldDirty&&(d.AABB3ToOBB3(this._aabbLocal,Uo),this.transform?(d.transformOBB3(this.transform.worldMatrix,Uo,Oo),d.transformOBB3(this.model.worldMatrix,Oo,ko),d.OBB3ToAABB3(ko,this._aabbWorld)):(d.transformOBB3(this.model.worldMatrix,Uo,Oo),d.OBB3ToAABB3(Oo,this._aabbWorld)),this._aabbWorldDirty=!1),this._aabbWorld}_destroy(){this.model.scene._renderer.putPickID(this.pickId)}}const Qo=new class{constructor(){this._uint8Arrays={},this._float32Arrays={}}_clear(){this._uint8Arrays={},this._float32Arrays={}}getUInt8Array(e){let t=this._uint8Arrays[e];return t||(t=new Uint8Array(e),this._uint8Arrays[e]=t),t}getFloat32Array(e){let t=this._float32Arrays[e];return t||(t=new Float32Array(e),this._float32Arrays[e]=t),t}};let Vo=0;const Ho={NOT_RENDERED:0,COLOR_OPAQUE:1,COLOR_TRANSPARENT:2,SILHOUETTE_HIGHLIGHTED:3,SILHOUETTE_SELECTED:4,SILHOUETTE_XRAYED:5,EDGES_COLOR_OPAQUE:6,EDGES_COLOR_TRANSPARENT:7,EDGES_HIGHLIGHTED:8,EDGES_SELECTED:9,EDGES_XRAYED:10,PICK:11},jo=new Float32Array([1,1,1,1]),Go=new Float32Array([0,0,0,1]),zo=d.vec4(),Wo=d.vec3(),Ko=d.vec3(),Xo=d.mat4();class Jo{constructor(e,t=!1,{instancing:i=!1,edges:s=!1,useAlphaCutoff:r=!1}={}){this._scene=e,this._withSAO=t,this._instancing=i,this._edges=s,this._useAlphaCutoff=r,this._hash=this._getHash(),this._matricesUniformBlockBufferBindingPoint=0,this._matricesUniformBlockBuffer=this._scene.canvas.gl.createBuffer(),this._matricesUniformBlockBufferData=new Float32Array(96),this._vaoCache=new WeakMap,this._allocate()}_getHash(){return this._scene._sectionPlanesState.getHash()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){return[""]}_buildFragmentShader(){return[""]}_addMatricesUniformBlockLines(e,t=!1){return e.push("uniform Matrices {"),e.push("    mat4 worldMatrix;"),e.push("    mat4 viewMatrix;"),e.push("    mat4 projMatrix;"),e.push("    mat4 positionsDecodeMatrix;"),t&&(e.push("    mat4 worldNormalMatrix;"),e.push("    mat4 viewNormalMatrix;")),e.push("};"),e}_addRemapClipPosLines(e,t=1){return e.push("uniform vec2 drawingBufferSize;"),e.push("uniform vec2 pickClipPos;"),e.push("vec4 remapClipPos(vec4 clipPos) {"),e.push("    clipPos.xy /= clipPos.w;"),1===t?e.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"):e.push(`    clipPos.xy = (clipPos.xy - pickClipPos) * (drawingBufferSize / float(${t}));`),e.push("    clipPos.xy *= clipPos.w;"),e.push("    return clipPos;"),e.push("}"),e}getValid(){return this._hash===this._getHash()}setSectionPlanesStateUniforms(e){const t=this._scene,{gl:i}=t.canvas,{model:s,layerIndex:r}=e,o=t._sectionPlanesState.getNumAllocatedSectionPlanes(),n=t._sectionPlanesState.sectionPlanes.length;if(o>0){const a=t._sectionPlanesState.sectionPlanes,l=r*n,A=s.renderFlags;t.crossSections&&(i.uniform4fv(this._uSliceColor,t.crossSections.sliceColor),i.uniform1f(this._uSliceThickness,t.crossSections.sliceThickness));for(let t=0;t<o;t++){const r=this._uSectionPlanes[t];if(r)if(t<n){const o=A.sectionPlanesActivePerLayer[l+t];if(i.uniform1i(r.active,o?1:0),o){const o=a[t],n=e._state.origin;if(n){const e=ee(o.dist,o.dir,n,Wo,s.matrix);i.uniform3fv(r.pos,e)}else i.uniform3fv(r.pos,o.pos);i.uniform3fv(r.dir,o.dir)}}else i.uniform1i(r.active,0)}}}_allocate(){const e=this._scene,t=e.canvas.gl,i=e._lightsState;if(this._program=new qe(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const s=this._program;this._uRenderPass=s.getLocation("renderPass"),this._uColor=s.getLocation("color"),this._uColor||(this._uColor=s.getLocation("silhouetteColor")),this._uUVDecodeMatrix=s.getLocation("uvDecodeMatrix"),this._uPickInvisible=s.getLocation("pickInvisible"),this._uGammaFactor=s.getLocation("gammaFactor"),t.uniformBlockBinding(s.handle,t.getUniformBlockIndex(s.handle,"Matrices"),this._matricesUniformBlockBufferBindingPoint),this._uShadowViewMatrix=s.getLocation("shadowViewMatrix"),this._uShadowProjMatrix=s.getLocation("shadowProjMatrix"),e.logarithmicDepthBufferEnabled&&(this._uZFar=s.getLocation("zFar")),this._uLightAmbient=s.getLocation("lightAmbient"),this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];const r=i.lights;let o;for(let e=0,t=r.length;e<t;e++)switch(o=r[e],o.type){case"dir":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=null,this._uLightDir[e]=s.getLocation("lightDir"+e);break;case"point":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=s.getLocation("lightPos"+e),this._uLightDir[e]=null,this._uLightAttenuation[e]=s.getLocation("lightAttenuation"+e);break;case"spot":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=s.getLocation("lightPos"+e),this._uLightDir[e]=s.getLocation("lightDir"+e),this._uLightAttenuation[e]=s.getLocation("lightAttenuation"+e)}i.reflectionMaps.length>0&&(this._uReflectionMap="reflectionMap"),i.lightMaps.length>0&&(this._uLightMap="lightMap"),this._uSectionPlanes=[];for(let t=0,i=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<i;t++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+t),pos:s.getLocation("sectionPlanePos"+t),dir:s.getLocation("sectionPlaneDir"+t)});this._aPosition=s.getAttribute("position"),this._aOffset=s.getAttribute("offset"),this._aNormal=s.getAttribute("normal"),this._aUV=s.getAttribute("uv"),this._aColor=s.getAttribute("color"),this._aMetallicRoughness=s.getAttribute("metallicRoughness"),this._aFlags=s.getAttribute("flags"),this._aPickColor=s.getAttribute("pickColor"),this._uPickZNear=s.getLocation("pickZNear"),this._uPickZFar=s.getLocation("pickZFar"),this._uPickClipPos=s.getLocation("pickClipPos"),this._uDrawingBufferSize=s.getLocation("drawingBufferSize"),this._uColorMap="uColorMap",this._uMetallicRoughMap="uMetallicRoughMap",this._uEmissiveMap="uEmissiveMap",this._uNormalMap="uNormalMap",this._uAOMap="uAOMap",this._instancing&&(this._aModelMatrix=s.getAttribute("modelMatrix"),this._aModelMatrixCol0=s.getAttribute("modelMatrixCol0"),this._aModelMatrixCol1=s.getAttribute("modelMatrixCol1"),this._aModelMatrixCol2=s.getAttribute("modelMatrixCol2"),this._aModelNormalMatrixCol0=s.getAttribute("modelNormalMatrixCol0"),this._aModelNormalMatrixCol1=s.getAttribute("modelNormalMatrixCol1"),this._aModelNormalMatrixCol2=s.getAttribute("modelNormalMatrixCol2")),this._withSAO&&(this._uOcclusionTexture="uOcclusionTexture",this._uSAOParams=s.getLocation("uSAOParams")),this._useAlphaCutoff&&(this._alphaCutoffLocation=s.getLocation("materialAlphaCutoff")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),e.pointsMaterial._state.filterIntensity&&(this._uIntensityRange=s.getLocation("intensityRange")),this._uPointSize=s.getLocation("pointSize"),this._uNearPlaneHeight=s.getLocation("nearPlaneHeight"),e.crossSections&&(this._uSliceColor=s.getLocation("sliceColor"),this._uSliceThickness=s.getLocation("sliceThickness"))}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t._lightsState,o=r.lights;s.bind(),e.textureUnit=0,this._uLightAmbient&&i.uniform4fv(this._uLightAmbient,r.getAmbientColorAndIntensity()),this._uGammaFactor&&i.uniform1f(this._uGammaFactor,t.gammaFactor);for(let e=0,t=o.length;e<t;e++){const t=o[e];this._uLightColor[e]&&i.uniform4f(this._uLightColor[e],t.color[0],t.color[1],t.color[2],t.intensity),this._uLightPos[e]&&(i.uniform3fv(this._uLightPos[e],t.pos),this._uLightAttenuation[e]&&i.uniform1f(this._uLightAttenuation[e],t.attenuation)),this._uLightDir[e]&&i.uniform3fv(this._uLightDir[e],t.dir)}}_makeVAO(e){const t=this._scene.canvas.gl,i=t.createVertexArray();return t.bindVertexArray(i),this._instancing&&(this._aModelMatrixCol0.bindArrayBuffer(e.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(e.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(e.modelMatrixCol2Buf),t.vertexAttribDivisor(this._aModelMatrixCol0.location,1),t.vertexAttribDivisor(this._aModelMatrixCol1.location,1),t.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aModelNormalMatrixCol0&&(this._aModelNormalMatrixCol0.bindArrayBuffer(e.modelNormalMatrixCol0Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol0.location,1)),this._aModelNormalMatrixCol1&&(this._aModelNormalMatrixCol1.bindArrayBuffer(e.modelNormalMatrixCol1Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol1.location,1)),this._aModelNormalMatrixCol2&&(this._aModelNormalMatrixCol2.bindArrayBuffer(e.modelNormalMatrixCol2Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol2.location,1))),this._aPosition.bindArrayBuffer(e.positionsBuf),this._aUV&&this._aUV.bindArrayBuffer(e.uvBuf),this._aNormal&&this._aNormal.bindArrayBuffer(e.normalsBuf),this._aMetallicRoughness&&(this._aMetallicRoughness.bindArrayBuffer(e.metallicRoughnessBuf),this._instancing&&t.vertexAttribDivisor(this._aMetallicRoughness.location,1)),this._aColor&&(this._aColor.bindArrayBuffer(e.colorsBuf),this._instancing&&e.colorsBuf&&t.vertexAttribDivisor(this._aColor.location,1)),this._aFlags&&(this._aFlags.bindArrayBuffer(e.flagsBuf),this._instancing&&t.vertexAttribDivisor(this._aFlags.location,1)),this._aOffset&&(this._aOffset.bindArrayBuffer(e.offsetsBuf),this._instancing&&t.vertexAttribDivisor(this._aOffset.location,1)),this._aPickColor&&(this._aPickColor.bindArrayBuffer(e.pickColorsBuf),this._instancing&&t.vertexAttribDivisor(this._aPickColor.location,1)),this._instancing,this._edges?e.edgeIndicesBuf.bind():e.indicesBuf&&e.indicesBuf.bind(),i}drawLayer(e,t,i,{colorUniform:s=!1,incrementDrawState:r=!1}={}){const o=je.MAX_TEXTURE_IMAGE_UNITS,n=this._scene,a=n.canvas.gl,{_state:l,model:A}=t,{textureSet:h,origin:c,positionsDecodeMatrix:u}=l,p=n._lightsState,f=n.pointsMaterial,{camera:g}=A.scene,{viewNormalMatrix:m,project:_}=g,v=e.pickViewMatrix||g.viewMatrix,{position:b,rotationMatrix:y,worldNormalMatrix:x}=A;if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),this._vaoCache.has(t)?a.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(l));let B=0;const w=16;this._matricesUniformBlockBufferData.set(y,0);const P=0!==c[0]||0!==c[1]||0!==c[2],C=0!==b[0]||0!==b[1]||0!==b[2];if(P||C){const e=Wo;if(P){const t=d.transformPoint3(y,c,Ko);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=b[0],e[1]+=b[1],e[2]+=b[2],this._matricesUniformBlockBufferData.set(Y(v,e,Xo),B+=w)}else this._matricesUniformBlockBufferData.set(v,B+=w);if(this._matricesUniformBlockBufferData.set(e.pickProjMatrix||_.matrix,B+=w),this._matricesUniformBlockBufferData.set(u,B+=w),this._matricesUniformBlockBufferData.set(x,B+=w),this._matricesUniformBlockBufferData.set(m,B+=w),a.bindBuffer(a.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),a.bufferData(a.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,a.DYNAMIC_DRAW),a.bindBufferBase(a.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer),a.uniform1i(this._uRenderPass,i),this.setSectionPlanesStateUniforms(t),n.logarithmicDepthBufferEnabled){if(this._uLogDepthBufFC){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);a.uniform1f(this._uLogDepthBufFC,t)}this._uZFar&&a.uniform1f(this._uZFar,n.camera.project.far)}if(this._uPickInvisible&&a.uniform1i(this._uPickInvisible,e.pickInvisible),this._uPickZNear&&a.uniform1f(this._uPickZNear,e.pickZNear),this._uPickZFar&&a.uniform1f(this._uPickZFar,e.pickZFar),this._uPickClipPos&&a.uniform2fv(this._uPickClipPos,e.pickClipPos),this._uDrawingBufferSize&&a.uniform2f(this._uDrawingBufferSize,a.drawingBufferWidth,a.drawingBufferHeight),this._uUVDecodeMatrix&&a.uniformMatrix3fv(this._uUVDecodeMatrix,!1,l.uvDecodeMatrix),this._uIntensityRange&&f.filterIntensity&&a.uniform2f(this._uIntensityRange,f.minIntensity,f.maxIntensity),this._uPointSize&&a.uniform1f(this._uPointSize,f.pointSize),this._uNearPlaneHeight){const e="ortho"===n.camera.projection?1:a.drawingBufferHeight/(2*Math.tan(.5*n.camera.perspective.fov*Math.PI/180));a.uniform1f(this._uNearPlaneHeight,e)}if(h){const{colorTexture:t,metallicRoughnessTexture:i,emissiveTexture:s,normalsTexture:r,occlusionTexture:n}=h;this._uColorMap&&t&&(this._program.bindTexture(this._uColorMap,t.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o),this._uMetallicRoughMap&&i&&(this._program.bindTexture(this._uMetallicRoughMap,i.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o),this._uEmissiveMap&&s&&(this._program.bindTexture(this._uEmissiveMap,s.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o),this._uNormalMap&&r&&(this._program.bindTexture(this._uNormalMap,r.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o),this._uAOMap&&n&&(this._program.bindTexture(this._uAOMap,n.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o)}if(p.reflectionMaps.length>0&&p.reflectionMaps[0].texture&&this._uReflectionMap&&(this._program.bindTexture(this._uReflectionMap,p.reflectionMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o,e.bindTexture++),p.lightMaps.length>0&&p.lightMaps[0].texture&&this._uLightMap&&(this._program.bindTexture(this._uLightMap,p.lightMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o,e.bindTexture++),this._withSAO){const t=n.sao;if(t.possible){const i=a.drawingBufferWidth,s=a.drawingBufferHeight;zo[0]=i,zo[1]=s,zo[2]=t.blendCutoff,zo[3]=t.blendFactor,a.uniform4fv(this._uSAOParams,zo),this._program.bindTexture(this._uOcclusionTexture,e.occlusionTexture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%o,e.bindTexture++}}if(this._useAlphaCutoff&&a.uniform1f(this._alphaCutoffLocation,h.alphaCutoff),s){const e=this._edges?"edgeColor":"fillColor",t=this._edges?"edgeAlpha":"fillAlpha";if(i===Ho[(this._edges?"EDGES":"SILHOUETTE")+"_XRAYED"]){const i=n.xrayMaterial._state,s=i[e],r=i[t];a.uniform4f(this._uColor,s[0],s[1],s[2],r)}else if(i===Ho[(this._edges?"EDGES":"SILHOUETTE")+"_HIGHLIGHTED"]){const i=n.highlightMaterial._state,s=i[e],r=i[t];a.uniform4f(this._uColor,s[0],s[1],s[2],r)}else if(i===Ho[(this._edges?"EDGES":"SILHOUETTE")+"_SELECTED"]){const i=n.selectedMaterial._state,s=i[e],r=i[t];a.uniform4f(this._uColor,s[0],s[1],s[2],r)}else a.uniform4fv(this._uColor,this._edges?Go:jo)}this._draw({state:l,frameCtx:e,incrementDrawState:r}),a.bindVertexArray(null)}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null,m.memory.programs--}}class Yo extends Jo{constructor(e,t,{edges:i=!1,useAlphaCutoff:s=!1}={}){super(e,t,{instancing:!1,edges:i,useAlphaCutoff:s})}_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;if(this._edges)t.drawElements(t.LINES,i.edgeIndicesBuf.numItems,i.edgeIndicesBuf.itemType,0);else{const e=s.pickElementsCount||i.indicesBuf.numItems,o=s.pickElementsOffset?s.pickElementsOffset*i.indicesBuf.itemByteSize:0;t.drawElements(t.TRIANGLES,e,i.indicesBuf.itemType,o),r&&s.drawElements++}}}class Zo extends Yo{_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0;let r;const o=[];o.push("#version 300 es"),o.push("// Triangles batching draw vertex shader"),o.push("uniform int renderPass;"),o.push("in vec3 position;"),o.push("in vec3 normal;"),o.push("in vec4 color;"),o.push("in float flags;"),e.entityOffsetsEnabled&&o.push("in vec3 offset;"),this._addMatricesUniformBlockLines(o,!0),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;")),o.push("uniform vec4 lightAmbient;");for(let e=0,t=i.lights.length;e<t;e++)r=i.lights[e],"ambient"!==r.type&&(o.push("uniform vec4 lightColor"+e+";"),"dir"===r.type&&o.push("uniform vec3 lightDir"+e+";"),"point"===r.type&&o.push("uniform vec3 lightPos"+e+";"),"spot"===r.type&&(o.push("uniform vec3 lightPos"+e+";"),o.push("uniform vec3 lightDir"+e+";")));o.push("vec3 octDecode(vec2 oct) {"),o.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),o.push("    if (v.z < 0.0) {"),o.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),o.push("    }"),o.push("    return normalize(v);"),o.push("}"),s&&(o.push("out vec4 vWorldPosition;"),o.push("out float vFlags;")),o.push("out vec4 vColor;"),o.push("void main(void) {"),o.push("int colorFlag = int(flags) & 0xF;"),o.push("if (colorFlag != renderPass) {"),o.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),o.push("} else {"),o.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix * worldPosition; "),o.push("vec4 worldNormal =  worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),o.push("vec3 viewNormal = normalize((viewNormalMatrix * worldNormal).xyz);"),o.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),o.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),o.push("float lambertian = 1.0;");for(let e=0,t=i.lights.length;e<t;e++)if(r=i.lights[e],"ambient"!==r.type){if("dir"===r.type)"view"===r.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===r.type)"view"===r.space?o.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):o.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==r.type)continue;"view"===r.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}o.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),o.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}return o.push("vec3 rgb = (vec3(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0));"),o.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),o.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(o.push("vWorldPosition = worldPosition;"),o.push("vFlags = flags;")),o.push("gl_Position = clipPos;"),o.push("}"),o.push("}"),o}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching draw fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor            = vec4(newColor.rgb * ambient, 1.0);")):s.push("   outColor            = newColor;"),s.push("}"),s}}class qo extends Yo{_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching flat-shading draw vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._lightsState,i=e._sectionPlanesState,s=i.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching flat-shading draw fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),this._withSAO&&(r.push("uniform sampler2D uOcclusionTexture;"),r.push("uniform vec4      uSAOParams;"),r.push("const float       packUpscale = 256. / 255.;"),r.push("const float       unpackDownScale = 255. / 256.;"),r.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),r.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),r.push("float unpackRGBToFloat( const in vec4 v ) {"),r.push("    return dot( v, unPackFactors );"),r.push("}")),s){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)r.push("uniform bool sectionPlaneActive"+e+";"),r.push("uniform vec3 sectionPlanePos"+e+";"),r.push("uniform vec3 sectionPlaneDir"+e+";");r.push("uniform float sliceThickness;"),r.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(r),r.push("uniform vec4 lightAmbient;");for(let e=0,i=t.lights.length;e<i;e++){const i=t.lights[e];"ambient"!==i.type&&(r.push("uniform vec4 lightColor"+e+";"),"dir"===i.type&&r.push("uniform vec3 lightDir"+e+";"),"point"===i.type&&r.push("uniform vec3 lightPos"+e+";"),"spot"===i.type&&(r.push("uniform vec3 lightPos"+e+";"),r.push("uniform vec3 lightDir"+e+";")))}if(r.push("in vec4 vViewPosition;"),r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),r.push("  vec4 newColor;"),r.push("  newColor = vColor;"),s){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)r.push("if (sectionPlaneActive"+e+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > sliceThickness) { "),r.push("      discard;"),r.push("  }"),r.push("  if (dist > 0.0) { "),r.push("      newColor = sliceColor;"),r.push("  }"),r.push("}")}r.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),r.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),r.push("float lambertian = 1.0;"),r.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),r.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),r.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(let e=0,i=t.lights.length;e<i;e++){const i=t.lights[e];if("ambient"!==i.type){if("dir"===i.type)"view"===i.space?r.push("viewLightDir = normalize(lightDir"+e+");"):r.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===i.type)"view"===i.space?r.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):r.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==i.type)continue;"view"===i.space?r.push("viewLightDir = normalize(lightDir"+e+");"):r.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}r.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),r.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}return r.push("vec4 fragColor =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),this._withSAO?(r.push("   float viewportWidth     = uSAOParams[0];"),r.push("   float viewportHeight    = uSAOParams[1];"),r.push("   float blendCutoff       = uSAOParams[2];"),r.push("   float blendFactor       = uSAOParams[3];"),r.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),r.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),r.push("   outColor            = vec4(fragColor.rgb * ambient, 1.0);")):r.push("   outColor            = fragColor;"),e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("}"),r}}class $o extends Yo{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 color;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 silhouetteColor;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vColor = vec4(silhouetteColor.r, silhouetteColor.g, silhouetteColor.b, min(silhouetteColor.a, color.a ));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Triangles batching silhouette fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r){for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");o.push("uniform float sliceThickness;"),o.push("uniform vec4 sliceColor;")}if(o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),o.push("  vec4 newColor;"),o.push("  newColor = vColor;"),r){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)o.push("if (sectionPlaneActive"+e+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > sliceThickness) { "),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      newColor = sliceColor;"),o.push("  }"),o.push("}")}return e.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("outColor = newColor;"),o.push("}"),o}}class en extends Yo{constructor(e){super(e,!1,{instancing:!1,edges:!0})}}class tn extends en{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesEmphasisRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("uniform vec4 color;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// EdgesEmphasisRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class sn extends en{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!1})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry edges drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(float(color.r*0.5) / 255.0, float(color.g*0.5) / 255.0, float(color.b*0.5) / 255.0, float(color.a) / 255.0);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry edges drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class rn extends Yo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry picking vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 pickColor;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),this._addRemapClipPosLines(i),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry picking fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vPickColor; "),s.push("}"),s}}class on extends Yo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),this._addRemapClipPosLines(i),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching pick depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}class nn extends Yo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vWorldNormal;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vec3 worldNormal =  octDecode(normal.xy); "),i.push("      vWorldNormal = worldNormal;"),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching pick normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec3 vWorldNormal;"),s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push(`    outNormal = ivec4(vWorldNormal * float(${d.MAX_INT}), 1.0);`),s.push("}"),s}}class an extends Yo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching occlusion vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles batching occlusion fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("      if (sectionPlaneActive"+t+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}}class ln extends Yo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec2 vHighPrecisionZW;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching depth fragment shader"),s.push("precision highp float;"),s.push("precision highp int;"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec2 vHighPrecisionZW;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("      if (sectionPlaneActive"+r+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),s.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),s.push("}"),s}}class An extends Yo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in vec4 color;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i,!0),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition   = viewMatrix * worldPosition; "),i.push("      vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("      vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("      vWorldPosition  = worldPosition;"),i.push("      vFlags         = flags;")),i.push("      vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("      if (sectionPlaneActive"+r+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}class hn extends Yo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry shadow vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),i.push("  int colorFlag = int(flags) & 0xF;"),i.push("  bool visible        = (colorFlag > 0);"),i.push("  bool transparent    = ((float(color.a) / 255.0) < 1.0);"),i.push("  if (!visible || transparent) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("      vViewPosition = viewPosition;"),i.push("      gl_Position = shadowProjMatrix * viewPosition;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry shadow fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in vec4 vViewPosition;"),i.push("vec4 encodeFloat( const in float v ) {"),i.push("  const vec4 bitShift = vec4(256 * 256 * 256, 256 * 256, 256, 1.0);"),i.push("  const vec4 bitMask = vec4(0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);"),i.push("  vec4 comp = fract(v * bitShift);"),i.push("  comp -= comp.xxyz * bitMask;"),i.push("  return comp;"),i.push("}"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    outColor = encodeFloat( gl_FragCoord.z); "),i.push("}"),i}}class cn extends Yo{_getHash(){const e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0,r=t.clippingCaps,o=[];return o.push("#version 300 es"),o.push("// Triangles batching quality draw vertex shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("precision highp usampler2D;"),o.push("precision highp isampler2D;"),o.push("precision highp sampler2D;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("precision mediump usampler2D;"),o.push("precision mediump isampler2D;"),o.push("precision mediump sampler2D;"),o.push("#endif"),o.push("uniform int renderPass;"),o.push("in vec3 position;"),o.push("in vec3 normal;"),o.push("in vec4 color;"),o.push("in vec2 uv;"),o.push("in vec2 metallicRoughness;"),o.push("in float flags;"),e.entityOffsetsEnabled&&o.push("in vec3 offset;"),this._addMatricesUniformBlockLines(o,!0),o.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;")),o.push("vec3 octDecode(vec2 oct) {"),o.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),o.push("    if (v.z < 0.0) {"),o.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),o.push("    }"),o.push("    return normalize(v);"),o.push("}"),o.push("out vec4 vViewPosition;"),o.push("out vec3 vViewNormal;"),o.push("out vec4 vColor;"),o.push("out vec2 vUV;"),o.push("out vec2 vMetallicRoughness;"),i.lightMaps.length>0&&o.push("out vec3 vWorldNormal;"),s&&(o.push("out vec4 vWorldPosition;"),o.push("out float vFlags;"),r&&o.push("out vec4 vClipPosition;")),o.push("void main(void) {"),o.push("int colorFlag = int(flags) & 0xF;"),o.push("if (colorFlag != renderPass) {"),o.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),o.push("} else {"),o.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix * worldPosition; "),o.push("vec4 worldNormal =  worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),o.push("vec3 viewNormal = normalize((viewNormalMatrix * worldNormal).xyz);"),o.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),o.push("vFragDepth = 1.0 + clipPos.w;")),s&&(o.push("vWorldPosition = worldPosition;"),o.push("vFlags = flags;"),r&&o.push("vClipPosition = clipPos;")),o.push("vViewPosition = viewPosition;"),o.push("vViewNormal = viewNormal;"),o.push("vColor = color;"),o.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),o.push("vMetallicRoughness = metallicRoughness;"),i.lightMaps.length>0&&o.push("vWorldNormal = worldNormal.xyz;"),o.push("gl_Position = clipPos;"),o.push("}"),o.push("}"),o}_buildFragmentShader(){const e=this._scene,t=e.gammaOutput,i=e._sectionPlanesState,s=e._lightsState,r=i.getNumAllocatedSectionPlanes()>0,o=i.clippingCaps,n=[];n.push("#version 300 es"),n.push("// Triangles batching quality draw fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),n.push("uniform sampler2D uColorMap;"),n.push("uniform sampler2D uMetallicRoughMap;"),n.push("uniform sampler2D uEmissiveMap;"),n.push("uniform sampler2D uNormalMap;"),n.push("uniform sampler2D uAOMap;"),n.push("in vec4 vViewPosition;"),n.push("in vec3 vViewNormal;"),n.push("in vec4 vColor;"),n.push("in vec2 vUV;"),n.push("in vec2 vMetallicRoughness;"),s.lightMaps.length>0&&n.push("in vec3 vWorldNormal;"),this._addMatricesUniformBlockLines(n,!0),s.reflectionMaps.length>0&&n.push("uniform samplerCube reflectionMap;"),s.lightMaps.length>0&&n.push("uniform samplerCube lightMap;"),n.push("uniform vec4 lightAmbient;");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];"ambient"!==t.type&&(n.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&n.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&n.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(n.push("uniform vec3 lightPos"+e+";"),n.push("uniform vec3 lightDir"+e+";")))}if(this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),n.push("uniform float gammaFactor;"),n.push("vec4 linearToLinear( in vec4 value ) {"),n.push("  return value;"),n.push("}"),n.push("vec4 sRGBToLinear( in vec4 value ) {"),n.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),n.push("}"),n.push("vec4 gammaToLinear( in vec4 value) {"),n.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),n.push("}"),t&&(n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}")),r){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),o&&n.push("in vec4 vClipPosition;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";")}if(n.push("#define PI 3.14159265359"),n.push("#define RECIPROCAL_PI 0.31830988618"),n.push("#define RECIPROCAL_PI2 0.15915494"),n.push("#define EPSILON 1e-6"),n.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),n.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),n.push("       vec3 texel = texture( uNormalMap, uv ).xyz;"),n.push("       if (texel.x == 0.0 && texel.y == 0.0 && texel.z == 0.0) {"),n.push("              return surf_norm;"),n.push("       }"),n.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),n.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),n.push("      vec2 st0 = dFdx( uv.st );"),n.push("      vec2 st1 = dFdy( uv.st );"),n.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),n.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),n.push("      vec3 N = normalize( surf_norm );"),n.push("      vec3 mapN = texel.xyz * 2.0 - 1.0;"),n.push("      mat3 tsn = mat3( S, T, N );"),n.push("      return normalize( tsn * mapN );"),n.push("}"),n.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),n.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),n.push("}"),n.push("struct IncidentLight {"),n.push("   vec3 color;"),n.push("   vec3 direction;"),n.push("};"),n.push("struct ReflectedLight {"),n.push("   vec3 diffuse;"),n.push("   vec3 specular;"),n.push("};"),n.push("struct Geometry {"),n.push("   vec3 position;"),n.push("   vec3 viewNormal;"),n.push("   vec3 worldNormal;"),n.push("   vec3 viewEyeDir;"),n.push("};"),n.push("struct Material {"),n.push("   vec3  diffuseColor;"),n.push("   float specularRoughness;"),n.push("   vec3  specularColor;"),n.push("   float shine;"),n.push("};"),n.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),n.push("   float r = ggxRoughness + 0.0001;"),n.push("   return (2.0 / (r * r) - 2.0);"),n.push("}"),n.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),n.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),n.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),n.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),n.push("}"),s.reflectionMaps.length>0&&(n.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),n.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),n.push("   vec3 envMapColor = sRGBToLinear(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),n.push("  return envMapColor;"),n.push("}")),n.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),n.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),n.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),n.push("}"),n.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),n.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),n.push("   return 1.0 / ( gl * gv );"),n.push("}"),n.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),n.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),n.push("   return 0.5 / max( gv + gl, EPSILON );"),n.push("}"),n.push("float D_GGX(const in float alpha, const in float dotNH) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),n.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),n.push("}"),n.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),n.push("   float alpha = ( roughness * roughness );"),n.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),n.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),n.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),n.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),n.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),n.push("   vec3  F = F_Schlick( specularColor, dotLH );"),n.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),n.push("   float D = D_GGX( alpha, dotNH );"),n.push("   return F * (G * D);"),n.push("}"),n.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),n.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),n.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),n.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),n.push("   vec4 r = roughness * c0 + c1;"),n.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),n.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),n.push("   return specularColor * AB.x + AB.y;"),n.push("}"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&(n.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),s.lightMaps.length>0&&(n.push("   vec3 irradiance = sRGBToLinear(texture(lightMap, geometry.worldNormal)).rgb;"),n.push("   irradiance *= PI;"),n.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),n.push("   reflectedLight.diffuse +=  irradiance * diffuseBRDFContrib;")),s.reflectionMaps.length>0&&(n.push("   vec3 reflectVec             = reflect(geometry.viewEyeDir, geometry.viewNormal);"),n.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),n.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),n.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),n.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),n.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),n.push("}")),n.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),n.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),n.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),n.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),n.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),n.push("}"),n.push("out vec4 outColor;"),n.push("void main(void) {"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");o?(n.push("  if (dist > (0.002 * vClipPosition.w)) {"),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      outColor=vec4(1.0, 0.0, 0.0, 1.0);"),e.logarithmicDepthBufferEnabled&&n.push("  gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("  return;"),n.push("}")):(n.push("  if (dist > 0.0) { "),n.push("      discard;"),n.push("  }")),n.push("}")}n.push("IncidentLight  light;"),n.push("Material       material;"),n.push("Geometry       geometry;"),n.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),n.push("vec3 rgb = (vec3(float(vColor.r) / 255.0, float(vColor.g) / 255.0, float(vColor.b) / 255.0));"),n.push("float opacity = float(vColor.a) / 255.0;"),n.push("vec3  baseColor = rgb;"),n.push("float specularF0 = 1.0;"),n.push("float metallic = float(vMetallicRoughness.r) / 255.0;"),n.push("float roughness = float(vMetallicRoughness.g) / 255.0;"),n.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),n.push("vec4 colorTexel = sRGBToLinear(texture(uColorMap, vUV));"),n.push("baseColor *= colorTexel.rgb;"),n.push("vec3 metalRoughTexel = texture(uMetallicRoughMap, vUV).rgb;"),n.push("metallic *= metalRoughTexel.b;"),n.push("roughness *= metalRoughTexel.g;"),n.push("vec3 viewNormal = perturbNormal2Arb(vViewPosition.xyz, normalize(vViewNormal), vUV );"),n.push("material.diffuseColor      = baseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),n.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),n.push("material.specularColor     = mix(vec3(dielectricSpecular), baseColor, metallic);"),n.push("geometry.position      = vViewPosition.xyz;"),n.push("geometry.viewNormal    = -normalize(viewNormal);"),n.push("geometry.viewEyeDir    = normalize(vViewPosition.xyz);"),s.lightMaps.length>0&&n.push("geometry.worldNormal   = normalize(vWorldNormal);"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&n.push("computePBRLightMapping(geometry, material, reflectedLight);");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?n.push("light.direction =  normalize(lightDir"+e+");"):n.push("light.direction =  normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?n.push("light.direction =  normalize(lightPos"+e+" - vViewPosition.xyz);"):n.push("light.direction =  normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?n.push("light.direction =  normalize(lightDir"+e+");"):n.push("light.direction =  normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}n.push("light.color =  lightColor"+e+".rgb * lightColor"+e+".a;"),n.push("computePBRLighting(light, geometry, material, reflectedLight);")}}return n.push("vec3 emissiveColor = sRGBToLinear(texture(uEmissiveMap, vUV)).rgb;"),n.push("float aoFactor = texture(uAOMap, vUV).r;"),n.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * baseColor * opacity * rgb) + (reflectedLight.diffuse) + (reflectedLight.specular) + emissiveColor;"),n.push("vec4 fragColor;"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   fragColor               = vec4(outgoingLight.rgb * ambient * aoFactor, opacity);")):n.push("   fragColor            = vec4(outgoingLight.rgb * aoFactor, opacity);"),t&&n.push("fragColor = linearToGamma(fragColor, gammaFactor);"),n.push("outColor = fragColor;"),e.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}class un extends Yo{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick flat normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching pick flat normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("in vec4 vWorldPosition;"),i){s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),s.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),s.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),s.push(`  outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),s.push("}"),s}}class dn extends Yo{_getHash(){const e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching color texture vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in vec2 uv;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),i.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("out vec2 vUV;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e.gammaOutput,i=e._lightsState,s=e._sectionPlanesState,r=s.getNumAllocatedSectionPlanes()>0,o=this._useAlphaCutoff,n=[];if(n.push("#version 300 es"),n.push("// Triangles batching color texture fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),n.push("uniform sampler2D uColorMap;"),this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),n.push("uniform float gammaFactor;"),n.push("vec4 linearToLinear( in vec4 value ) {"),n.push("  return value;"),n.push("}"),n.push("vec4 sRGBToLinear( in vec4 value ) {"),n.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),n.push("}"),n.push("vec4 gammaToLinear( in vec4 value) {"),n.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),n.push("}"),t&&(n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}")),r){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;");for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");n.push("uniform float sliceThickness;"),n.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(n),n.push("uniform vec4 lightAmbient;");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];"ambient"!==t.type&&(n.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&n.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&n.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(n.push("uniform vec3 lightPos"+e+";"),n.push("uniform vec3 lightDir"+e+";")))}if(o&&n.push("uniform float materialAlphaCutoff;"),n.push("in vec4 vViewPosition;"),n.push("in vec4 vColor;"),n.push("in vec2 vUV;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),n.push("  vec4 newColor;"),n.push("  newColor = vColor;"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > sliceThickness) { "),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      newColor = sliceColor;"),n.push("  }"),n.push("}")}n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;"),n.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),n.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),n.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?n.push("viewLightDir = normalize(lightDir"+e+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?n.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?n.push("viewLightDir = normalize(lightDir"+e+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}return n.push("vec4 color =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),n.push("vec4 sampleColor = texture(uColorMap, vUV);"),o&&(n.push("if (sampleColor.a < materialAlphaCutoff) {"),n.push("   discard;"),n.push("}")),t&&n.push("sampleColor = sRGBToLinear(sampleColor);"),n.push("vec4 colorTexel = color * sampleColor;"),n.push("float opacity = color.a;"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   outColor                = vec4(colorTexel.rgb * ambient, opacity);")):n.push("   outColor                = vec4(colorTexel.rgb, opacity);"),t&&n.push("outColor = linearToGamma(outColor, gammaFactor);"),e.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}const pn=d.vec3(),fn=d.vec3(),gn=d.vec3(),mn=d.vec3(),_n=d.mat4();class vn extends Jo{drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,c=t.aabb,u=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=pn;let f,g;if(p[0]=d.safeInv(c[3]-c[0])*d.MAX_INT,p[1]=d.safeInv(c[4]-c[1])*d.MAX_INT,p[2]=d.safeInv(c[5]-c[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(p[0]),e.snapPickCoordinateScale[1]=d.safeInv(p[1]),e.snapPickCoordinateScale[2]=d.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=fn;if(l){const e=gn;d.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=Y(u,t,_n),g=mn,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=u,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),a.indicesBuf.bind(),n.drawElements(n.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const bn=d.vec3(),yn=d.vec3(),xn=d.vec3(),Bn=d.vec3(),wn=d.mat4();class Pn extends Jo{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,c=t.aabb,u=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=bn;let f,g;if(p[0]=d.safeInv(c[3]-c[0])*d.MAX_INT,p[1]=d.safeInv(c[4]-c[1])*d.MAX_INT,p[2]=d.safeInv(c[5]-c[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(p[0]),e.snapPickCoordinateScale[1]=d.safeInv(p[1]),e.snapPickCoordinateScale[2]=d.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=yn;if(l){const e=xn;d.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=Y(u,t,wn),g=Bn,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=u,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),"edge"===e.snapMode?(a.edgeIndicesBuf.bind(),n.drawElements(n.LINES,a.edgeIndicesBuf.numItems,a.edgeIndicesBuf.itemType,0),a.edgeIndicesBuf.unbind()):n.drawArrays(n.POINTS,0,a.positionsBuf.numItems)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;const i=[];return i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class Cn{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorTextureRenderer&&!this._colorTextureRenderer.getValid()&&(this._colorTextureRenderer.destroy(),this._colorTextureRenderer=null),this._colorTextureRendererWithSAO&&!this._colorTextureRendererWithSAO.getValid()&&(this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererWithSAO=null),this._colorTextureRendererAlphaCutoff&&!this._colorTextureRendererAlphaCutoff.getValid()&&(this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererAlphaCutoff=null),this._colorTextureRendererWithSAOAlphaCutoff&&!this._colorTextureRendererWithSAOAlphaCutoff.getValid()&&(this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff=null),this._pbrRenderer&&!this._pbrRenderer.getValid()&&(this._pbrRenderer.destroy(),this._pbrRenderer=null),this._pbrRendererWithSAO&&!this._pbrRendererWithSAO.getValid()&&(this._pbrRendererWithSAO.destroy(),this._pbrRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}eagerCreateRenders(){this._silhouetteRenderer||(this._silhouetteRenderer=new $o(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new rn(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new on(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new vn(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new Pn(this._scene))}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new Zo(this._scene,!1)),this._colorRenderer}get colorRendererWithSAO(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new Zo(this._scene,!0)),this._colorRendererWithSAO}get flatColorRenderer(){return this._flatColorRenderer||(this._flatColorRenderer=new qo(this._scene,!1)),this._flatColorRenderer}get flatColorRendererWithSAO(){return this._flatColorRendererWithSAO||(this._flatColorRendererWithSAO=new qo(this._scene,!0)),this._flatColorRendererWithSAO}get colorTextureRenderer(){return this._colorTextureRenderer||(this._colorTextureRenderer=new dn(this._scene,!1)),this._colorTextureRenderer}get colorTextureRendererWithSAO(){return this._colorTextureRendererWithSAO||(this._colorTextureRendererWithSAO=new dn(this._scene,!0)),this._colorTextureRendererWithSAO}get colorTextureRendererAlphaCutoff(){return this._colorTextureRendererAlphaCutoff||(this._colorTextureRendererAlphaCutoff=new dn(this._scene,!1,{useAlphaCutoff:!0})),this._colorTextureRendererAlphaCutoff}get colorTextureRendererWithSAOAlphaCutoff(){return this._colorTextureRendererWithSAOAlphaCutoff||(this._colorTextureRendererWithSAOAlphaCutoff=new dn(this._scene,!0,{useAlphaCutoff:!0})),this._colorTextureRendererWithSAOAlphaCutoff}get pbrRenderer(){return this._pbrRenderer||(this._pbrRenderer=new cn(this._scene,!1)),this._pbrRenderer}get pbrRendererWithSAO(){return this._pbrRendererWithSAO||(this._pbrRendererWithSAO=new cn(this._scene,!0)),this._pbrRendererWithSAO}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new $o(this._scene)),this._silhouetteRenderer}get depthRenderer(){return this._depthRenderer||(this._depthRenderer=new ln(this._scene)),this._depthRenderer}get normalsRenderer(){return this._normalsRenderer||(this._normalsRenderer=new An(this._scene)),this._normalsRenderer}get edgesRenderer(){return this._edgesRenderer||(this._edgesRenderer=new tn(this._scene)),this._edgesRenderer}get edgesColorRenderer(){return this._edgesColorRenderer||(this._edgesColorRenderer=new sn(this._scene)),this._edgesColorRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new rn(this._scene)),this._pickMeshRenderer}get pickNormalsRenderer(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new nn(this._scene)),this._pickNormalsRenderer}get pickNormalsFlatRenderer(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new un(this._scene)),this._pickNormalsFlatRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new on(this._scene)),this._pickDepthRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new an(this._scene)),this._occlusionRenderer}get shadowRenderer(){return this._shadowRenderer||(this._shadowRenderer=new hn(this._scene)),this._shadowRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new Pn(this._scene)),this._snapRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new vn(this._scene)),this._snapInitRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorTextureRenderer&&this._colorTextureRenderer.destroy(),this._colorTextureRendererWithSAO&&this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererAlphaCutoff&&this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff&&this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._pbrRenderer&&this._pbrRenderer.destroy(),this._pbrRendererWithSAO&&this._pbrRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const Mn={};let En=65536,Fn=5e6;class In{constructor(){}set doublePrecisionEnabled(e){d.setDoublePrecisionEnabled(e)}get doublePrecisionEnabled(){return d.getDoublePrecisionEnabled()}set maxDataTextureHeight(e){(e=1024*Math.ceil(e/1024))>4096?e=4096:e<1024&&(e=1024),En=e}get maxDataTextureHeight(){return En}set maxGeometryBatchSize(e){e<1e5?e=1e5:e>5e6&&(e=5e6),Fn=e}get maxGeometryBatchSize(){return Fn}}const Dn=new In;class Sn{constructor(e=Dn.maxGeometryBatchSize){this.maxVerts=e,this.maxIndices=3*e,this.positions=[],this.colors=[],this.uv=[],this.metallicRoughness=[],this.normals=[],this.pickColors=[],this.offsets=[],this.indices=[],this.edgeIndices=[]}}const Tn=d.mat4(),Rn=d.mat4();function Ln(e,t,i){const s=e.length,r=new Uint16Array(s),o=t[0],n=t[1],a=t[2],l=t[3]-o,A=t[4]-n,h=t[5]-a,c=65525,u=c/l,p=c/A,f=c/h,g=e=>e>=0?e:0;for(let t=0;t<s;t+=3)r[t+0]=Math.floor(g(e[t+0]-o)*u),r[t+1]=Math.floor(g(e[t+1]-n)*p),r[t+2]=Math.floor(g(e[t+2]-a)*f);return d.identityMat4(Tn),d.translationMat4v(t,Tn),d.identityMat4(Rn),d.scalingMat4v([l/c,A/c,h/c],Rn),d.mulMat4(Tn,Rn,i),r}function Un(e,t){const i=e[0],s=e[1],r=e[2],o=e[3]-i,n=e[4]-s,a=e[5]-r,l=65525;return d.identityMat4(Tn),d.translationMat4v(e,Tn),d.identityMat4(Rn),d.scalingMat4v([o/l,n/l,a/l],Rn),d.mulMat4(Tn,Rn,t),t}function On(e,t,i){let s=e[0]/(Math.abs(e[0])+Math.abs(e[1])+Math.abs(e[2])),r=e[1]/(Math.abs(e[0])+Math.abs(e[1])+Math.abs(e[2]));if(e[2]<0){let e=s,t=r;e=(1-Math.abs(r))*(s>=0?1:-1),t=(1-Math.abs(s))*(r>=0?1:-1),s=e,r=t}return new Int8Array([Math[t](127.5*s+(s<0?-1:0)),Math[i](127.5*r+(r<0?-1:0))])}function kn(e){let t=e[0],i=e[1];t/=t<0?127:128,i/=i<0?127:128;const s=1-Math.abs(t)-Math.abs(i);s<0&&(t=(1-Math.abs(i))*(t>=0?1:-1),i=(1-Math.abs(t))*(i>=0?1:-1));const r=Math.sqrt(t*t+i*i+s*s);return[t/r,i/r,s/r]}const Nn=d.mat4(),Qn=d.mat4(),Vn=d.vec4([0,0,0,1]),Hn=d.vec3(),jn=d.vec3(),Gn=d.vec3(),zn=d.vec3(),Wn=d.vec3(),Kn=d.vec3(),Xn=d.vec3();class Jn{constructor(e){this.model=e.model,this.sortId="TrianglesBatchingLayer"+(e.solid?"-solid":"-surface")+(e.autoNormals?"-autonormals":"-normals")+(e.textureSet&&e.textureSet.colorTexture?"-colorTexture":"")+(e.textureSet&&e.textureSet.metallicRoughnessTexture?"-metallicRoughnessTexture":""),this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=Mn[t];return i||(i=new Cn(e),Mn[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(()=>{i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(()=>{delete Mn[t],i._destroy()}))),i}(e.model.scene),this._buffer=new Sn(e.maxGeometryBatchSize),this._scratchMemory=e.scratchMemory,this._state=new vt({origin:d.vec3(),positionsBuf:null,offsetsBuf:null,normalsBuf:null,colorsBuf:null,uvBuf:null,metallicRoughnessBuf:null,flagsBuf:null,indicesBuf:null,edgeIndicesBuf:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,textureSet:e.textureSet,pbrSupported:!1}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=d.collapseAABB3(),this._portions=[],this._meshes=[],this._numVerts=0,this._aabb=d.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,e.positionsDecodeMatrix&&(this._state.positionsDecodeMatrix=d.mat4(e.positionsDecodeMatrix)),e.uvDecodeMatrix?(this._state.uvDecodeMatrix=d.mat3(e.uvDecodeMatrix),this._preCompressedUVsExpected=!0):this._preCompressedUVsExpected=!1,e.origin&&this._state.origin.set(e.origin),this.solid=!!e.solid,this.primitive=e.primitive}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e,t){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts&&this._buffer.indices.length+t<this._buffer.maxIndices}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=t.positions,s=t.positionsCompressed,r=t.normals,o=t.normalsCompressed,n=t.uv,a=t.uvCompressed,l=t.colors,A=t.colorsCompressed,h=t.indices,c=t.edgeIndices,u=t.color,p=t.metallic,f=t.roughness,g=t.opacity,m=t.meshMatrix,_=t.pickColor,v=this.model.scene,b=this._buffer,y=b.positions.length/3;let x;if(d.expandAABB3(this._modelAABB,t.aabb),this._state.positionsDecodeMatrix){if(!s)throw"positionsCompressed expected";x=s.length/3;for(let e=0,t=s.length;e<t;e++)b.positions.push(s[e])}else{if(!i)throw"positions expected";x=i.length/3;for(let e=0,t=i.length;e<t;e++)b.positions.push(i[e])}if(o&&o.length>0)for(let e=0,t=o.length;e<t;e++)b.normals.push(o[e]);else if(r&&r.length>0){const e=Nn;m?d.inverseMat4(d.transposeMat4(m,Qn),e):d.identityMat4(e,e),function(e,t,i,s,r){function o(e,t){return e[0]*t[0]+e[1]*t[1]+e[2]*t[2]}let n,a,l,A,h,c,u=new Float32Array([0,0,0,0]),p=new Float32Array([0,0,0,0]);for(c=0;c<i;c+=3)u[0]=t[c],u[1]=t[c+1],u[2]=t[c+2],d.transformVec3(e,u,p),d.normalizeVec3(p,p),l=n=On(p,"floor","floor"),a=kn(n),A=h=o(p,a),n=On(p,"ceil","floor"),a=kn(n),A=o(p,a),A>h&&(l=n,h=A),n=On(p,"floor","ceil"),a=kn(n),A=o(p,a),A>h&&(l=n,h=A),n=On(p,"ceil","ceil"),a=kn(n),A=o(p,a),A>h&&(l=n,h=A),s[r+c+0]=l[0],s[r+c+1]=l[1],s[r+c+2]=0}(e,r,r.length,b.normals,b.normals.length)}if(l)for(let e=0,t=l.length;e<t;e+=3)b.colors.push(255*l[e]),b.colors.push(255*l[e+1]),b.colors.push(255*l[e+2]),b.colors.push(255);else if(A)for(let e=0,t=l.length;e<t;e+=3)b.colors.push(l[e]),b.colors.push(l[e+1]),b.colors.push(l[e+2]),b.colors.push(255);else if(u){const e=u[0],t=u[1],i=u[2],s=g;for(let r=0;r<x;r++)b.colors.push(e),b.colors.push(t),b.colors.push(i),b.colors.push(s)}const B=null!=p?p:0,w=null!=f?f:255;for(let e=0;e<x;e++)b.metallicRoughness.push(B),b.metallicRoughness.push(w);if(n&&n.length>0)for(let e=0,t=n.length;e<t;e++)b.uv.push(n[e]);else if(a&&a.length>0)for(let e=0,t=a.length;e<t;e++)b.uv.push(a[e]);for(let e=0,t=h.length;e<t;e++)b.indices.push(y+h[e]);if(c)for(let e=0,t=c.length;e<t;e++)b.edgeIndices.push(y+c[e]);{const e=b.pickColors.length;for(let t=e,i=e+4*x;t<i;t+=4)b.pickColors.push(_[0]),b.pickColors.push(_[1]),b.pickColors.push(_[2]),b.pickColors.push(_[3])}if(v.entityOffsetsEnabled)for(let e=0;e<x;e++)b.offsets.push(0),b.offsets.push(0),b.offsets.push(0);const P=this._portions.length,C={vertsBaseIndex:y,numVerts:x,indicesBaseIndex:b.indices.length-h.length,numIndices:h.length};return v.readableGeometryEnabled&&(C.indices=h,v.entityOffsetsEnabled&&(C.offset=new Float32Array(3))),this._portions.push(C),this._numPortions++,this.model.numPortions++,this._numVerts+=C.numVerts,this._meshes.push(e),P}finalize(){if(this._finalized)return;const e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0){const s=this._state.positionsDecodeMatrix?new Uint16Array(i.positions):Ln(i.positions,this._modelAABB,this._state.positionsDecodeMatrix=d.mat4());if(e.positionsBuf=new $e(t,t.ARRAY_BUFFER,s,s.length,3,t.STATIC_DRAW),this.model.scene.readableGeometryEnabled)for(let e=0,t=this._portions.length;e<t;e++){const t=this._portions[e],i=3*t.vertsBaseIndex,r=i+3*t.numVerts;t.quantizedPositions=s.slice(i,r)}}if(i.normals.length>0){const s=new Int8Array(i.normals);let r=!0;e.normalsBuf=new $e(t,t.ARRAY_BUFFER,s,i.normals.length,3,t.STATIC_DRAW,r)}if(i.colors.length>0){const s=new Uint8Array(i.colors);let r=!1;e.colorsBuf=new $e(t,t.ARRAY_BUFFER,s,i.colors.length,4,t.DYNAMIC_DRAW,r)}if(i.uv.length>0)if(e.uvDecodeMatrix){let s=!1;e.uvBuf=new $e(t,t.ARRAY_BUFFER,i.uv,i.uv.length,2,t.STATIC_DRAW,s)}else{const s=qt.getUVBounds(i.uv),r=qt.compressUVs(i.uv,s.min,s.max),o=r.quantized;let n=!1;e.uvDecodeMatrix=d.mat3(r.decodeMatrix),e.uvBuf=new $e(t,t.ARRAY_BUFFER,o,o.length,2,t.STATIC_DRAW,n)}if(i.metallicRoughness.length>0){const s=new Uint8Array(i.metallicRoughness);let r=!1;e.metallicRoughnessBuf=new $e(t,t.ARRAY_BUFFER,s,i.metallicRoughness.length,2,t.STATIC_DRAW,r)}if(i.positions.length>0){const s=i.positions.length/3,r=new Float32Array(s),o=!1;e.flagsBuf=new $e(t,t.ARRAY_BUFFER,r,r.length,1,t.DYNAMIC_DRAW,o)}if(i.pickColors.length>0){const s=new Uint8Array(i.pickColors);let r=!1;e.pickColorsBuf=new $e(t,t.ARRAY_BUFFER,s,i.pickColors.length,4,t.STATIC_DRAW,r)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){const s=new Float32Array(i.offsets);e.offsetsBuf=new $e(t,t.ARRAY_BUFFER,s,i.offsets.length,3,t.DYNAMIC_DRAW)}if(i.indices.length>0){const s=new Uint32Array(i.indices);e.indicesBuf=new $e(t,t.ELEMENT_ARRAY_BUFFER,s,i.indices.length,1,t.STATIC_DRAW)}if(i.edgeIndices.length>0){const s=new Uint32Array(i.edgeIndices);e.edgeIndicesBuf=new $e(t,t.ELEMENT_ARRAY_BUFFER,s,i.edgeIndices.length,1,t.STATIC_DRAW)}this._state.pbrSupported=!!(e.metallicRoughnessBuf&&e.uvBuf&&e.normalsBuf&&e.textureSet&&e.textureSet.colorTexture&&e.textureSet.metallicRoughnessTexture),this._state.colorTextureSupported=!!e.uvBuf&&!!e.textureSet&&!!e.textureSet.colorTexture,this._buffer=null,this._finalized=!0}isEmpty(){return!this._state.indicesBuf}initFlags(e,t,i){t&te&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ae&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ne&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&le&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&re&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Ae&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&se&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&ie&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,!0)}flushInitFlags(){this._setDeferredFlags()}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&Ae?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&re?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";const i=e,s=this._portions[i],r=4*s.vertsBaseIndex,o=4*s.numVerts,n=this._scratchMemory.getUInt8Array(o),a=t[0],l=t[1],A=t[2],h=t[3];for(let e=0;e<o;e+=4)n[e+0]=a,n[e+1]=l,n[e+2]=A,n[e+3]=h;this._state.colorsBuf&&this._state.colorsBuf.setData(n,r,o)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i,s=!1){if(!this._finalized)throw"Not finalized";const r=e,o=this._portions[r],n=o.vertsBaseIndex,a=o.numVerts,l=!!(t&te),A=!!(t&ne),h=!!(t&ae),c=!!(t&le),u=!!(t&Ae),d=!!(t&se),p=!!(t&ie);let f,g;f=!l||p||A||h&&!this.model.scene.highlightMaterial.glowThrough||c&&!this.model.scene.selectedMaterial.glowThrough?Ho.NOT_RENDERED:i?Ho.COLOR_TRANSPARENT:Ho.COLOR_OPAQUE,g=!l||p?Ho.NOT_RENDERED:c?Ho.SILHOUETTE_SELECTED:h?Ho.SILHOUETTE_HIGHLIGHTED:A?Ho.SILHOUETTE_XRAYED:Ho.NOT_RENDERED;let m=0;m=!l||p?Ho.NOT_RENDERED:c?Ho.EDGES_SELECTED:h?Ho.EDGES_HIGHLIGHTED:A?Ho.EDGES_XRAYED:u?i?Ho.EDGES_COLOR_TRANSPARENT:Ho.EDGES_COLOR_OPAQUE:Ho.NOT_RENDERED;let _=l&&!p&&d?Ho.PICK:Ho.NOT_RENDERED;const v=t&re?1:0;if(s){this._deferredFlagValues||(this._deferredFlagValues=new Float32Array(this._numVerts));for(let e=n,t=n+a;e<t;e++){let t=0;t|=f,t|=g<<4,t|=m<<8,t|=_<<12,t|=v<<16,this._deferredFlagValues[e]=t}}else if(this._state.flagsBuf){const e=this._scratchMemory.getFloat32Array(a);for(let t=0;t<a;t++){let i=0;i|=f,i|=g<<4,i|=m<<8,i|=_<<12,i|=v<<16,e[t]=i}this._state.flagsBuf.setData(e,n,a)}}_setDeferredFlags(){this._deferredFlagValues&&(this._state.flagsBuf.setData(this._deferredFlagValues),this._deferredFlagValues=null)}setOffset(e,t){if(!this._finalized)throw"Not finalized";if(!this.model.scene.entityOffsetsEnabled)return void this.model.error("Entity#offset not enabled for this Viewer");const i=e,s=this._portions[i],r=3*s.vertsBaseIndex,o=3*s.numVerts,n=this._scratchMemory.getFloat32Array(o),a=t[0],l=t[1],A=t[2];for(let e=0;e<o;e+=3)n[e+0]=a,n[e+1]=l,n[e+2]=A;this._state.offsetsBuf&&this._state.offsetsBuf.setData(n,r,o),this.model.scene.readableGeometryEnabled&&(s.offset[0]=t[0],s.offset[1]=t[1],s.offset[2]=t[2])}getEachVertex(e,t){if(!this.model.scene.readableGeometryEnabled)return;const i=this._state,s=this._portions[e];if(!s)return void this.model.error("portion not found: "+e);const r=s.quantizedPositions,o=this.model.matrix,n=d.vec4();n.set(i.origin,0),n[3]=1,d.mulMat4v4(o,n,n);const a=n[0],l=n[1],A=n[2],h=Vn,c=i.positionsDecodeMatrix;for(let e=0,i=r.length;e<i;e+=3)h[0]=r[e],h[1]=r[e+1],h[2]=r[e+2],h[3]=1,d.decompressPosition(h,c),h[3]=1,d.mulMat4v4(o,h,h),h[0]+=a,h[1]+=l,h[2]+=A,t(h)}getEachIndex(e,t){if(!this.model.scene.readableGeometryEnabled)return;const i=this._portions[e];if(!i)return void this.model.error("portion not found: "+e);const s=i.indices;for(let e=0,i=s.length;e<i;e++)t(s[e])}getElementsCountAndOffset(e){let t=null,i=null;const s=this._portions[e];return s&&(t=s.numIndices,i=s.indicesBaseIndex),{count:t,offset:i}}drawColorOpaque(e,t){if(this._numCulledLayerPortions===this._numPortions||0===this._numVisibleLayerPortions||this._numTransparentLayerPortions===this._numPortions||this._numXRayedLayerPortions===this._numPortions)return;this._updateBackfaceCull(e,t);const i=this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff;t.withSAO&&this.model.saoEnabled?t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRendererWithSAO&&this._renderers.pbrRendererWithSAO.drawLayer(t,this,Ho.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererWithSAOAlphaCutoff&&this._renderers.colorTextureRendererWithSAOAlphaCutoff.drawLayer(t,this,Ho.COLOR_OPAQUE):this._renderers.colorTextureRendererWithSAO&&this._renderers.colorTextureRendererWithSAO.drawLayer(t,this,Ho.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,Ho.COLOR_OPAQUE):this._renderers.flatColorRendererWithSAO&&this._renderers.flatColorRendererWithSAO.drawLayer(t,this,Ho.COLOR_OPAQUE):t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,Ho.COLOR_OPAQUE):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE)}_updateBackfaceCull(e,t){const i=this.model.backfaces||!this.solid||e.sectioned;if(t.backfaces!==i){const e=t.gl;i?e.disable(e.CULL_FACE):e.enable(e.CULL_FACE),t.backfaces=i}}drawColorTransparent(e,t){if(this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions)if(this._updateBackfaceCull(e,t),t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported)this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT);else if(t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported){this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,Ho.COLOR_TRANSPARENT):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT)}else this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT)}drawDepth(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE))}drawNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE))}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_XRAYED))}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_HIGHLIGHTED))}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_SELECTED))}drawEdgesColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Ho.EDGES_COLOR_OPAQUE)}drawEdgesColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&0!==this._numTransparentLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Ho.EDGES_COLOR_TRANSPARENT)}drawEdgesHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ho.EDGES_HIGHLIGHTED)}drawEdgesSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ho.EDGES_SELECTED)}drawEdgesXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ho.EDGES_XRAYED)}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE))}drawShadow(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE))}drawPickMesh(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Ho.PICK))}drawPickDepths(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Ho.PICK))}drawPickNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsFlatRenderer&&this._renderers.pickNormalsFlatRenderer.drawLayer(t,this,Ho.PICK))}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ho.PICK))}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ho.PICK))}precisionRayPickSurface(e,t,i,s,r){if(!this.model.scene.readableGeometryEnabled)return!1;const o=this._state,n=this._portions[e];if(!n)return this.model.error("portion not found: "+e),!1;const a=n.quantizedPositions,l=n.indices,A=o.origin,h=n.offset,c=Hn,u=jn;c.set(A?d.subVec3(t,A,Gn):t),u.set(i),h&&d.subVec3(c,h),d.transformRay(this.model.worldNormalMatrix,c,u,c,u);const p=zn,f=Wn,g=Kn;let m=!1,_=0;const v=Xn;for(let e=0,i=l.length;e<i;e+=3){const i=3*l[e],n=3*l[e+1],b=3*l[e+2];if(p[0]=a[i],p[1]=a[i+1],p[2]=a[i+2],f[0]=a[n],f[1]=a[n+1],f[2]=a[n+2],g[0]=a[b],g[1]=a[b+1],g[2]=a[b+2],d.decompressPosition(p,o.positionsDecodeMatrix),d.decompressPosition(f,o.positionsDecodeMatrix),d.decompressPosition(g,o.positionsDecodeMatrix),d.rayTriangleIntersect(c,u,p,f,g,v)){d.transformPoint3(this.model.worldMatrix,v,v),h&&d.addVec3(v,h),A&&d.addVec3(v,A);const e=Math.abs(d.lenVec3(d.subVec3(v,t,[])));(!m||e>_)&&(_=e,s.set(v),r&&d.triangleNormal(p,f,g,r),m=!0)}}return m&&r&&(d.transformVec3(this.model.worldNormalMatrix,r,r),d.normalizeVec3(r)),m}destroy(){const e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.normalsBuf&&(e.normalsBuf.destroy(),e.normalsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.indicesBuf&&(e.indicesBuf.destroy(),e.indicessBuf=null),e.edgeIndicesBuf&&(e.edgeIndicesBuf.destroy(),e.edgeIndicessBuf=null),e.destroy()}}class Yn extends Jo{constructor(e,t,{edges:i=!1,useAlphaCutoff:s=!1}={}){super(e,t,{instancing:!0,edges:i,useAlphaCutoff:s})}_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;this._edges?t.drawElementsInstanced(t.LINES,i.edgeIndicesBuf.numItems,i.edgeIndicesBuf.itemType,0,i.numInstances):(t.drawElementsInstanced(t.TRIANGLES,i.indicesBuf.numItems,i.indicesBuf.itemType,0,i.numInstances),r&&s.drawElements++)}}class Zn extends Yn{_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0;let r,o,n;const a=[];for(a.push("#version 300 es"),a.push("// Instancing geometry drawing vertex shader"),a.push("uniform int renderPass;"),a.push("in vec3 position;"),a.push("in vec2 normal;"),a.push("in vec4 color;"),a.push("in float flags;"),e.entityOffsetsEnabled&&a.push("in vec3 offset;"),a.push("in vec4 modelMatrixCol0;"),a.push("in vec4 modelMatrixCol1;"),a.push("in vec4 modelMatrixCol2;"),a.push("in vec4 modelNormalMatrixCol0;"),a.push("in vec4 modelNormalMatrixCol1;"),a.push("in vec4 modelNormalMatrixCol2;"),this._addMatricesUniformBlockLines(a,!0),e.logarithmicDepthBufferEnabled&&(a.push("uniform float logDepthBufFC;"),a.push("out float vFragDepth;"),a.push("bool isPerspectiveMatrix(mat4 m) {"),a.push("    return (m[2][3] == - 1.0);"),a.push("}"),a.push("out float isPerspective;")),a.push("uniform vec4 lightAmbient;"),r=0,o=i.lights.length;r<o;r++)n=i.lights[r],"ambient"!==n.type&&(a.push("uniform vec4 lightColor"+r+";"),"dir"===n.type&&a.push("uniform vec3 lightDir"+r+";"),"point"===n.type&&a.push("uniform vec3 lightPos"+r+";"),"spot"===n.type&&(a.push("uniform vec3 lightPos"+r+";"),a.push("uniform vec3 lightDir"+r+";")));for(a.push("vec3 octDecode(vec2 oct) {"),a.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),a.push("    if (v.z < 0.0) {"),a.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),a.push("    }"),a.push("    return normalize(v);"),a.push("}"),s&&(a.push("out vec4 vWorldPosition;"),a.push("out float vFlags;")),a.push("out vec4 vColor;"),a.push("void main(void) {"),a.push("int colorFlag = int(flags) & 0xF;"),a.push("if (colorFlag != renderPass) {"),a.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),a.push("} else {"),a.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),a.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&a.push("worldPosition.xyz = worldPosition.xyz + offset;"),a.push("vec4 viewPosition  = viewMatrix * worldPosition; "),a.push("vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),a.push("vec4 worldNormal = worldNormalMatrix * vec4(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2), 0.0);"),a.push("vec3 viewNormal = normalize(vec4(viewNormalMatrix * worldNormal).xyz);"),a.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),a.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),a.push("float lambertian = 1.0;"),r=0,o=i.lights.length;r<o;r++)if(n=i.lights[r],"ambient"!==n.type){if("dir"===n.type)"view"===n.space?a.push("viewLightDir = normalize(lightDir"+r+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+r+", 0.0)).xyz);");else if("point"===n.type)"view"===n.space?a.push("viewLightDir = -normalize(lightPos"+r+" - viewPosition.xyz);"):a.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+r+", 0.0)).xyz);");else{if("spot"!==n.type)continue;"view"===n.space?a.push("viewLightDir = normalize(lightDir"+r+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+r+", 0.0)).xyz);")}a.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),a.push("reflectedColor += lambertian * (lightColor"+r+".rgb * lightColor"+r+".a);")}return a.push("vec3 rgb = (vec3(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0));"),a.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),a.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(a.push("vFragDepth = 1.0 + clipPos.w;"),a.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(a.push("vWorldPosition = worldPosition;"),a.push("vFlags = flags;")),a.push("gl_Position = clipPos;"),a.push("}"),a.push("}"),a}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor                = vec4(newColor.rgb * ambient, 1.0);")):s.push("    outColor           = newColor;"),s.push("}"),s}}class qn extends Yn{_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry flat-shading drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState;let s,r;const o=t.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Instancing geometry flat-shading drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),o){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");n.push("uniform float sliceThickness;"),n.push("uniform vec4 sliceColor;")}for(this._addMatricesUniformBlockLines(n),n.push("uniform vec4 lightAmbient;"),s=0,r=i.lights.length;s<r;s++){const e=i.lights[s];"ambient"!==e.type&&(n.push("uniform vec4 lightColor"+s+";"),"dir"===e.type&&n.push("uniform vec3 lightDir"+s+";"),"point"===e.type&&n.push("uniform vec3 lightPos"+s+";"),"spot"===e.type&&(n.push("uniform vec3 lightPos"+s+";"),n.push("uniform vec3 lightDir"+s+";")))}if(n.push("in vec4 vViewPosition;"),n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),n.push("  vec4 newColor;"),n.push("  newColor = vColor;"),o){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > sliceThickness) { "),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      newColor = sliceColor;"),n.push("  }"),n.push("}")}for(n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;"),n.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),n.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),n.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );"),s=0,r=i.lights.length;s<r;s++){const e=i.lights[s];if("ambient"!==e.type){if("dir"===e.type)"view"===e.space?n.push("viewLightDir = normalize(lightDir"+s+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+s+", 0.0)).xyz);");else if("point"===e.type)"view"===e.space?n.push("viewLightDir = -normalize(lightPos"+s+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+s+", 0.0)).xyz);");else{if("spot"!==e.type)continue;"view"===e.space?n.push("viewLightDir = normalize(lightDir"+s+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+s+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+s+".rgb * lightColor"+s+".a);")}}return n.push("vec4 fragColor = vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   outColor            = vec4(fragColor.rgb * ambient, 1.0);")):n.push("    outColor           = fragColor;"),e.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}class $n extends Yn{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 color;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 silhouetteColor;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vColor = vec4(silhouetteColor.r, silhouetteColor.g, silhouetteColor.b, min(silhouetteColor.a, float(color.a) / 255.0));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing fill fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = newColor;"),s.push("}"),s}}class ea extends Yn{constructor(e,t){super(e,t,{instancing:!0,edges:!0})}}class ta extends ea{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesEmphasisRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("uniform vec4 color;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// EdgesEmphasisRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class ia extends ea{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!1})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesColorRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(float(color.r*0.5) / 255.0, float(color.g*0.5) / 255.0, float(color.b*0.5) / 255.0, float(color.a) / 255.0);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// EdgesColorRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class sa extends Yn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry picking vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 pickColor;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry picking fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vPickColor; "),s.push("}"),s}}class ra extends Yn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("  vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}class oa extends Yn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec2 normal;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("in vec4 modelNormalMatrixCol0;"),i.push("in vec4 modelNormalMatrixCol1;"),i.push("in vec4 modelNormalMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vWorldNormal;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),i.push("  vec3 worldNormal = vec3(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2));"),i.push("  vWorldNormal = worldNormal;"),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vWorldNormal;"),s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("if (sectionPlaneActive"+r+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push(`    outNormal = ivec4(vWorldNormal * float(${d.MAX_INT}), 1.0);`),s.push("}"),s}}class na extends Yn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesInstancingOcclusionRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesInstancingOcclusionRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}}class aa extends Yn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry depth drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec2 vHighPrecisionZW;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Instancing geometry depth drawing fragment shader"),o.push("precision highp float;"),o.push("precision highp int;"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r)for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");if(o.push("in vec2 vHighPrecisionZW;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){for(o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("if (sectionPlaneActive"+i+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+i+".xyz, vWorldPosition.xyz - sectionPlanePos"+i+".xyz), 0.0, 1000.0);"),o.push("}");o.push("if (dist > 0.0) { discard; }"),o.push("}")}return e.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),o.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),o.push("}"),o}}class la extends Yn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i,!0),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("  vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry depth drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}class Aa extends Yn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry shadow drawing vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("bool visible = (colorFlag > 0);"),i.push("bool transparent  = ((float(color.a) / 255.0) < 1.0);"),i.push("if (!visible || transparent) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  gl_Position = shadowProjMatrix * viewPosition;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry depth drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}const ha={3e3:"linearToLinear",3001:"sRGBToLinear"};class ca extends Yn{_getHash(){const e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0,r=t.clippingCaps,o=[];return o.push("#version 300 es"),o.push("// Instancing geometry quality drawing vertex shader"),o.push("uniform int renderPass;"),o.push("in vec3 position;"),o.push("in vec3 normal;"),o.push("in vec4 color;"),o.push("in vec2 uv;"),o.push("in vec2 metallicRoughness;"),o.push("in float flags;"),e.entityOffsetsEnabled&&o.push("in vec3 offset;"),o.push("in vec4 modelMatrixCol0;"),o.push("in vec4 modelMatrixCol1;"),o.push("in vec4 modelMatrixCol2;"),o.push("in vec4 modelNormalMatrixCol0;"),o.push("in vec4 modelNormalMatrixCol1;"),o.push("in vec4 modelNormalMatrixCol2;"),this._addMatricesUniformBlockLines(o,!0),o.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;")),o.push("vec3 octDecode(vec2 oct) {"),o.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),o.push("    if (v.z < 0.0) {"),o.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),o.push("    }"),o.push("    return normalize(v);"),o.push("}"),o.push("out vec4 vViewPosition;"),o.push("out vec3 vViewNormal;"),o.push("out vec4 vColor;"),o.push("out vec2 vUV;"),o.push("out vec2 vMetallicRoughness;"),i.lightMaps.length>0&&o.push("out vec3 vWorldNormal;"),s&&(o.push("out vec4 vWorldPosition;"),o.push("out float vFlags;"),r&&o.push("out vec4 vClipPosition;")),o.push("void main(void) {"),o.push("int colorFlag = int(flags) & 0xF;"),o.push("if (colorFlag != renderPass) {"),o.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),o.push("} else {"),o.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),o.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&o.push("      worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix * worldPosition; "),o.push("vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),o.push("vec4 worldNormal = worldNormalMatrix * vec4(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2), 1.0);"),o.push("vec3 viewNormal = vec4(viewNormalMatrix * worldNormal).xyz;"),o.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(o.push("vWorldPosition = worldPosition;"),o.push("vFlags = flags;"),r&&o.push("vClipPosition = clipPos;")),o.push("vViewPosition = viewPosition;"),o.push("vViewNormal = viewNormal;"),o.push("vColor = color;"),o.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),o.push("vMetallicRoughness = metallicRoughness;"),i.lightMaps.length>0&&o.push("vWorldNormal = worldNormal.xyz;"),o.push("gl_Position = clipPos;"),o.push("}"),o.push("}"),o}_buildFragmentShader(){const e=this._scene,t=e.gammaOutput,i=e._sectionPlanesState,s=e._lightsState,r=i.getNumAllocatedSectionPlanes()>0,o=i.clippingCaps,n=[];n.push("#version 300 es"),n.push("// Instancing geometry quality drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),n.push("uniform sampler2D uColorMap;"),n.push("uniform sampler2D uMetallicRoughMap;"),n.push("uniform sampler2D uEmissiveMap;"),n.push("uniform sampler2D uNormalMap;"),this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),s.reflectionMaps.length>0&&n.push("uniform samplerCube reflectionMap;"),s.lightMaps.length>0&&n.push("uniform samplerCube lightMap;"),n.push("uniform vec4 lightAmbient;");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];"ambient"!==t.type&&(n.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&n.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&n.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(n.push("uniform vec3 lightPos"+e+";"),n.push("uniform vec3 lightDir"+e+";")))}if(n.push("uniform float gammaFactor;"),n.push("vec4 linearToLinear( in vec4 value ) {"),n.push("  return value;"),n.push("}"),n.push("vec4 sRGBToLinear( in vec4 value ) {"),n.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),n.push("}"),n.push("vec4 gammaToLinear( in vec4 value) {"),n.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),n.push("}"),t&&(n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}")),r){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),o&&n.push("in vec4 vClipPosition;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";")}if(n.push("in vec4 vViewPosition;"),n.push("in vec3 vViewNormal;"),n.push("in vec4 vColor;"),n.push("in vec2 vUV;"),n.push("in vec2 vMetallicRoughness;"),s.lightMaps.length>0&&n.push("in vec3 vWorldNormal;"),this._addMatricesUniformBlockLines(n,!0),n.push("#define PI 3.14159265359"),n.push("#define RECIPROCAL_PI 0.31830988618"),n.push("#define RECIPROCAL_PI2 0.15915494"),n.push("#define EPSILON 1e-6"),n.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),n.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),n.push("       vec3 texel = texture( uNormalMap, uv ).xyz;"),n.push("       if (texel.r == 0.0 && texel.g == 0.0 && texel.b == 0.0) {"),n.push("              return normalize(surf_norm );"),n.push("       }"),n.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),n.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),n.push("      vec2 st0 = dFdx( uv.st );"),n.push("      vec2 st1 = dFdy( uv.st );"),n.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),n.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),n.push("      vec3 N = normalize( surf_norm );"),n.push("      vec3 mapN = texel.xyz * 2.0 - 1.0;"),n.push("      mat3 tsn = mat3( S, T, N );"),n.push("      return normalize( tsn * mapN );"),n.push("}"),n.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),n.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),n.push("}"),n.push("struct IncidentLight {"),n.push("   vec3 color;"),n.push("   vec3 direction;"),n.push("};"),n.push("struct ReflectedLight {"),n.push("   vec3 diffuse;"),n.push("   vec3 specular;"),n.push("};"),n.push("struct Geometry {"),n.push("   vec3 position;"),n.push("   vec3 viewNormal;"),n.push("   vec3 worldNormal;"),n.push("   vec3 viewEyeDir;"),n.push("};"),n.push("struct Material {"),n.push("   vec3    diffuseColor;"),n.push("   float   specularRoughness;"),n.push("   vec3    specularColor;"),n.push("   float   shine;"),n.push("};"),n.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),n.push("   float r = ggxRoughness + 0.0001;"),n.push("   return (2.0 / (r * r) - 2.0);"),n.push("}"),n.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),n.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),n.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),n.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),n.push("}"),s.reflectionMaps.length>0&&(n.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),n.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),n.push("   vec3 envMapColor = "+ha[s.reflectionMaps[0].encoding]+"(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),n.push("  return envMapColor;"),n.push("}")),n.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),n.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),n.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),n.push("}"),n.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),n.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),n.push("   return 1.0 / ( gl * gv );"),n.push("}"),n.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),n.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),n.push("   return 0.5 / max( gv + gl, EPSILON );"),n.push("}"),n.push("float D_GGX(const in float alpha, const in float dotNH) {"),n.push("   float a2 = ( alpha * alpha );"),n.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),n.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),n.push("}"),n.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),n.push("   float alpha = ( roughness * roughness );"),n.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),n.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),n.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),n.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),n.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),n.push("   vec3  F = F_Schlick( specularColor, dotLH );"),n.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),n.push("   float D = D_GGX( alpha, dotNH );"),n.push("   return F * (G * D);"),n.push("}"),n.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),n.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),n.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),n.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),n.push("   vec4 r = roughness * c0 + c1;"),n.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),n.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),n.push("   return specularColor * AB.x + AB.y;"),n.push("}"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&(n.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),s.lightMaps.length>0&&(n.push("   vec3 irradiance = "+ha[s.lightMaps[0].encoding]+"(texture(lightMap, geometry.worldNormal)).rgb;"),n.push("   irradiance *= PI;"),n.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),n.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),s.reflectionMaps.length>0&&(n.push("   vec3 reflectVec             = reflect(geometry.viewEyeDir, geometry.viewNormal);"),n.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),n.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),n.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),n.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),n.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),n.push("}")),n.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),n.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),n.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),n.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),n.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),n.push("}"),n.push("out vec4 outColor;"),n.push("void main(void) {"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=i.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");o?(n.push("  if (dist > (0.002 * vClipPosition.w)) {"),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      outColor=vec4(1.0, 0.0, 0.0, 1.0);"),e.logarithmicDepthBufferEnabled&&n.push("  gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("  return;"),n.push("}")):(n.push("  if (dist > 0.0) { "),n.push("      discard;"),n.push("  }")),n.push("}")}n.push("IncidentLight  light;"),n.push("Material       material;"),n.push("Geometry       geometry;"),n.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),n.push("vec3 rgb = (vec3(float(vColor.r) / 255.0, float(vColor.g) / 255.0, float(vColor.b) / 255.0));"),n.push("float opacity = float(vColor.a) / 255.0;"),n.push("vec3  baseColor = rgb;"),n.push("float specularF0 = 1.0;"),n.push("float metallic = float(vMetallicRoughness.r) / 255.0;"),n.push("float roughness = float(vMetallicRoughness.g) / 255.0;"),n.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),n.push("vec4 colorTexel = sRGBToLinear(texture(uColorMap, vUV));"),n.push("baseColor *= colorTexel.rgb;"),n.push("vec3 metalRoughTexel = texture(uMetallicRoughMap, vUV).rgb;"),n.push("metallic *= metalRoughTexel.b;"),n.push("roughness *= metalRoughTexel.g;"),n.push("vec3 viewNormal = perturbNormal2Arb( vViewPosition.xyz, normalize(vViewNormal), vUV );"),n.push("material.diffuseColor      = baseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),n.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),n.push("material.specularColor     = mix(vec3(dielectricSpecular), baseColor, metallic);"),n.push("geometry.position      = vViewPosition.xyz;"),n.push("geometry.viewNormal    = -normalize(viewNormal);"),n.push("geometry.viewEyeDir    = normalize(vViewPosition.xyz);"),s.lightMaps.length>0&&n.push("geometry.worldNormal   = normalize(vWorldNormal);"),(s.lightMaps.length>0||s.reflectionMaps.length>0)&&n.push("computePBRLightMapping(geometry, material, reflectedLight);");for(let e=0,t=s.lights.length;e<t;e++){const t=s.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?n.push("light.direction = normalize(lightDir"+e+");"):n.push("light.direction = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?n.push("light.direction = normalize(lightPos"+e+" - vViewPosition.xyz);"):n.push("light.direction = normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?n.push("light.direction = normalize(lightDir"+e+");"):n.push("light.direction = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}n.push("light.color =  lightColor"+e+".rgb * lightColor"+e+".a;"),n.push("computePBRLighting(light, geometry, material, reflectedLight);")}}return n.push("vec3 emissiveColor = sRGBToLinear(texture(uEmissiveMap, vUV)).rgb;"),n.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * baseColor * opacity * rgb) + (reflectedLight.diffuse) + (reflectedLight.specular) + emissiveColor;"),n.push("vec4 fragColor;"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   fragColor            = vec4(outgoingLight.rgb * ambient, opacity);")):n.push("   fragColor            = vec4(outgoingLight.rgb, opacity);"),t&&n.push("fragColor = linearToGamma(fragColor, gammaFactor);"),n.push("outColor = fragColor;"),e.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}class ua extends Yn{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&i.push("out float vFlags;"),i.push("out vec4 vWorldPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&i.push("vFlags = flags;"),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Batched geometry normals fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("in vec4 vWorldPosition;"),i){s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("out highp ivec4 outNormal;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("if (sectionPlaneActive"+r+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),s.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),s.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),s.push(`  outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),s.push("}"),s}}class da extends Yn{_getHash(){const e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in vec2 uv;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),i.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("out vec2 vUV;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e.gammaOutput,i=e._lightsState,s=e._sectionPlanesState,r=s.getNumAllocatedSectionPlanes()>0,o=this._useAlphaCutoff,n=[];if(n.push("#version 300 es"),n.push("// Instancing geometry drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),e.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),n.push("uniform sampler2D uColorMap;"),this._withSAO&&(n.push("uniform sampler2D uOcclusionTexture;"),n.push("uniform vec4      uSAOParams;"),n.push("const float       packUpscale = 256. / 255.;"),n.push("const float       unpackDownScale = 255. / 256.;"),n.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),n.push("float unpackRGBToFloat( const in vec4 v ) {"),n.push("    return dot( v, unPackFactors );"),n.push("}")),n.push("uniform float gammaFactor;"),n.push("vec4 linearToLinear( in vec4 value ) {"),n.push("  return value;"),n.push("}"),n.push("vec4 sRGBToLinear( in vec4 value ) {"),n.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),n.push("}"),n.push("vec4 gammaToLinear( in vec4 value) {"),n.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),n.push("}"),t&&(n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}")),r){n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;");for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");n.push("uniform float sliceThickness;"),n.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(n),n.push("uniform vec4 lightAmbient;");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];"ambient"!==t.type&&(n.push("uniform vec4 lightColor"+e+";"),"dir"===t.type&&n.push("uniform vec3 lightDir"+e+";"),"point"===t.type&&n.push("uniform vec3 lightPos"+e+";"),"spot"===t.type&&(n.push("uniform vec3 lightPos"+e+";"),n.push("uniform vec3 lightDir"+e+";")))}if(o&&n.push("uniform float materialAlphaCutoff;"),n.push("in vec4 vViewPosition;"),n.push("in vec4 vColor;"),n.push("in vec2 vUV;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),n.push("  vec4 newColor;"),n.push("  newColor = vColor;"),r){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(let e=0,t=s.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > sliceThickness) { "),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      newColor = sliceColor;"),n.push("  }"),n.push("}")}n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;"),n.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),n.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),n.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(let e=0,t=i.lights.length;e<t;e++){const t=i.lights[e];if("ambient"!==t.type){if("dir"===t.type)"view"===t.space?n.push("viewLightDir = normalize(lightDir"+e+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===t.type)"view"===t.space?n.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==t.type)continue;"view"===t.space?n.push("viewLightDir = normalize(lightDir"+e+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}return n.push("vec4 color =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),n.push("vec4 sampleColor = texture(uColorMap, vUV);"),o&&(n.push("if (sampleColor.a < materialAlphaCutoff) {"),n.push("   discard;"),n.push("}")),t&&n.push("sampleColor = sRGBToLinear(sampleColor);"),n.push("vec4 colorTexel = color * sampleColor;"),n.push("float opacity = color.a;"),this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   outColor                = vec4(colorTexel.rgb * ambient, opacity);")):n.push("   outColor                = vec4(colorTexel.rgb, opacity);"),t&&n.push("outColor = linearToGamma(outColor, gammaFactor);"),e.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}const pa=d.vec3(),fa=d.vec3(),ga=d.vec3(),ma=d.vec3(),_a=d.mat4();class va extends Jo{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.canvas.gl,n=r.camera,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,c=t.aabb,u=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=pa;let f,g;if(p[0]=d.safeInv(c[3]-c[0])*d.MAX_INT,p[1]=d.safeInv(c[4]-c[1])*d.MAX_INT,p[2]=d.safeInv(c[5]-c[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(p[0]),e.snapPickCoordinateScale[1]=d.safeInv(p[1]),e.snapPickCoordinateScale[2]=d.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=fa;if(l){const e=d.transformPoint3(h,l,ga);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=Y(u,t,_a),g=ma,g[0]=n.eye[0]-t[0],g[1]=n.eye[1]-t[1],g[2]=n.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=u,g=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,g),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,p),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1)),a.indicesBuf.bind(),o.drawElementsInstanced(o.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind(),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const ba=d.vec3(),ya=d.vec3(),xa=d.vec3(),Ba=d.vec3(),wa=d.mat4();class Pa extends Jo{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(t),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,c=t.aabb,u=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=ba;let f,g;if(p[0]=d.safeInv(c[3]-c[0])*d.MAX_INT,p[1]=d.safeInv(c[4]-c[1])*d.MAX_INT,p[2]=d.safeInv(c[5]-c[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(p[0]),e.snapPickCoordinateScale[1]=d.safeInv(p[1]),e.snapPickCoordinateScale[2]=d.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=ya;if(l){const e=d.transformPoint3(h,l,xa);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=Y(u,t,wa),g=Ba,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=u,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1),"edge"===e.snapMode?(a.edgeIndicesBuf.bind(),n.drawElementsInstanced(n.LINES,a.edgeIndicesBuf.numItems,a.edgeIndicesBuf.itemType,0,a.numInstances),a.edgeIndicesBuf.unbind()):n.drawArraysInstanced(n.POINTS,0,a.positionsBuf.numItems,a.numInstances),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class Ca{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorTextureRenderer&&!this._colorTextureRenderer.getValid()&&(this._colorTextureRenderer.destroy(),this._colorTextureRenderer=null),this._colorTextureRendererWithSAO&&!this._colorTextureRendererWithSAO.getValid()&&(this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererWithSAO=null),this._colorTextureRendererAlphaCutoff&&!this._colorTextureRendererAlphaCutoff.getValid()&&(this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererAlphaCutoff=null),this._colorTextureRendererWithSAOAlphaCutoff&&!this._colorTextureRendererWithSAOAlphaCutoff.getValid()&&(this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff=null),this._pbrRenderer&&!this._pbrRenderer.getValid()&&(this._pbrRenderer.destroy(),this._pbrRenderer=null),this._pbrRendererWithSAO&&!this._pbrRendererWithSAO.getValid()&&(this._pbrRendererWithSAO.destroy(),this._pbrRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}eagerCreateRenders(){this._silhouetteRenderer||(this._silhouetteRenderer=new $n(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new sa(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new ra(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new va(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new Pa(this._scene))}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new Zn(this._scene,!1)),this._colorRenderer}get colorRendererWithSAO(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new Zn(this._scene,!0)),this._colorRendererWithSAO}get flatColorRenderer(){return this._flatColorRenderer||(this._flatColorRenderer=new qn(this._scene,!1)),this._flatColorRenderer}get flatColorRendererWithSAO(){return this._flatColorRendererWithSAO||(this._flatColorRendererWithSAO=new qn(this._scene,!0)),this._flatColorRendererWithSAO}get colorTextureRenderer(){return this._colorTextureRenderer||(this._colorTextureRenderer=new da(this._scene,!1)),this._colorTextureRenderer}get colorTextureRendererWithSAO(){return this._colorTextureRendererWithSAO||(this._colorTextureRendererWithSAO=new da(this._scene,!0)),this._colorTextureRendererWithSAO}get colorTextureRendererAlphaCutoff(){return this._colorTextureRendererAlphaCutoff||(this._colorTextureRendererAlphaCutoff=new da(this._scene,!1,{useAlphaCutoff:!0})),this._colorTextureRendererAlphaCutoff}get colorTextureRendererWithSAOAlphaCutoff(){return this._colorTextureRendererWithSAOAlphaCutoff||(this._colorTextureRendererWithSAOAlphaCutoff=new da(this._scene,!0,{useAlphaCutoff:!0})),this._colorTextureRendererWithSAOAlphaCutoff}get pbrRenderer(){return this._pbrRenderer||(this._pbrRenderer=new ca(this._scene,!1)),this._pbrRenderer}get pbrRendererWithSAO(){return this._pbrRendererWithSAO||(this._pbrRendererWithSAO=new ca(this._scene,!0)),this._pbrRendererWithSAO}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new $n(this._scene)),this._silhouetteRenderer}get depthRenderer(){return this._depthRenderer||(this._depthRenderer=new aa(this._scene)),this._depthRenderer}get normalsRenderer(){return this._normalsRenderer||(this._normalsRenderer=new la(this._scene)),this._normalsRenderer}get edgesRenderer(){return this._edgesRenderer||(this._edgesRenderer=new ta(this._scene)),this._edgesRenderer}get edgesColorRenderer(){return this._edgesColorRenderer||(this._edgesColorRenderer=new ia(this._scene)),this._edgesColorRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new sa(this._scene)),this._pickMeshRenderer}get pickNormalsRenderer(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new oa(this._scene)),this._pickNormalsRenderer}get pickNormalsFlatRenderer(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new ua(this._scene)),this._pickNormalsFlatRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new ra(this._scene)),this._pickDepthRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new na(this._scene)),this._occlusionRenderer}get shadowRenderer(){return this._shadowRenderer||(this._shadowRenderer=new Aa(this._scene)),this._shadowRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new Pa(this._scene)),this._snapRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new va(this._scene)),this._snapInitRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorTextureRenderer&&this._colorTextureRenderer.destroy(),this._colorTextureRendererWithSAO&&this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererAlphaCutoff&&this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff&&this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._pbrRenderer&&this._pbrRenderer.destroy(),this._pbrRendererWithSAO&&this._pbrRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const Ma={};const Ea=new Uint8Array(4),Fa=new Float32Array(1),Ia=d.vec4([0,0,0,1]),Da=new Float32Array(3),Sa=d.vec3(),Ta=d.vec3(),Ra=d.vec3(),La=d.vec3(),Ua=d.vec3(),Oa=d.vec3(),ka=d.vec3(),Na=new Float32Array(4);class Qa{constructor(e){this.model=e.model,this.sortId="TrianglesInstancingLayer"+(e.solid?"-solid":"-surface")+(e.normals?"-normals":"-autoNormals"),this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=Ma[t];return i||(i=new Ca(e),Ma[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(()=>{i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(()=>{delete Ma[t],i._destroy()}))),i}(e.model.scene),this._aabb=d.collapseAABB3(),this._state=new vt({numInstances:0,obb:d.OBB3(),origin:d.vec3(),geometry:e.geometry,textureSet:e.textureSet,pbrSupported:!1,positionsDecodeMatrix:e.geometry.positionsDecodeMatrix,colorsBuf:null,metallicRoughnessBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null,modelNormalMatrixCol0Buf:null,modelNormalMatrixCol1Buf:null,modelNormalMatrixCol2Buf:null,pickColorsBuf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=e.geometry.numIndices,this._colors=[],this._metallicRoughness=[],this._pickColors=[],this._offsets=[],this._modelMatrix=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._modelNormalMatrixCol0=[],this._modelNormalMatrixCol1=[],this._modelNormalMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=d.collapseAABB3(),this.aabbDirty=!0,e.origin&&this._state.origin.set(e.origin),this._finalized=!1,this.solid=!!e.solid,this.numIndices=e.geometry.numIndices,this.primitive=e.geometry.primitive}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}createPortion(e,t){const i=t.color,s=t.metallic,r=t.roughness,o=null!==t.opacity&&void 0!==t.opacity?t.opacity:255,n=t.meshMatrix,a=t.pickColor;if(this._finalized)throw"Already finalized";const l=i[0],A=i[1],h=i[2];if(this._colors.push(l),this._colors.push(A),this._colors.push(h),this._colors.push(o),this._metallicRoughness.push(null!=s?s:0),this._metallicRoughness.push(null!=r?r:255),this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(n[0]),this._modelMatrixCol0.push(n[4]),this._modelMatrixCol0.push(n[8]),this._modelMatrixCol0.push(n[12]),this._modelMatrixCol1.push(n[1]),this._modelMatrixCol1.push(n[5]),this._modelMatrixCol1.push(n[9]),this._modelMatrixCol1.push(n[13]),this._modelMatrixCol2.push(n[2]),this._modelMatrixCol2.push(n[6]),this._modelMatrixCol2.push(n[10]),this._modelMatrixCol2.push(n[14]),this._state.geometry.normals){let e=d.transposeMat4(n,d.mat4()),t=d.inverseMat4(e);this._modelNormalMatrixCol0.push(t[0]),this._modelNormalMatrixCol0.push(t[4]),this._modelNormalMatrixCol0.push(t[8]),this._modelNormalMatrixCol0.push(t[12]),this._modelNormalMatrixCol1.push(t[1]),this._modelNormalMatrixCol1.push(t[5]),this._modelNormalMatrixCol1.push(t[9]),this._modelNormalMatrixCol1.push(t[13]),this._modelNormalMatrixCol2.push(t[2]),this._modelNormalMatrixCol2.push(t[6]),this._modelNormalMatrixCol2.push(t[10]),this._modelNormalMatrixCol2.push(t[14])}this._pickColors.push(a[0]),this._pickColors.push(a[1]),this._pickColors.push(a[2]),this._pickColors.push(a[3]),this._state.numInstances++;const c=this._portions.length,u={};return this.model.scene.readableGeometryEnabled&&(u.matrix=n.slice(),u.inverseMatrix=null,u.normalMatrix=null),this._portions.push(u),this._numPortions++,this.model.numPortions++,this._meshes.push(e),c}finalize(){if(this._finalized)return;const e=this._state,t=e.geometry,i=e.textureSet,s=this.model.scene.canvas.gl,r=this._colors.length,o=r/4;if(r>0){let t=!1;e.colorsBuf=new $e(s,s.ARRAY_BUFFER,new Uint8Array(this._colors),this._colors.length,4,s.DYNAMIC_DRAW,t),this._colors=[]}if(this._metallicRoughness.length>0){const t=new Uint8Array(this._metallicRoughness);let i=!1;e.metallicRoughnessBuf=new $e(s,s.ARRAY_BUFFER,t,this._metallicRoughness.length,2,s.STATIC_DRAW,i)}if(o>0){let t=!1;e.flagsBuf=new $e(s,s.ARRAY_BUFFER,new Float32Array(o),o,1,s.DYNAMIC_DRAW,t)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){const t=!1;e.offsetsBuf=new $e(s,s.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,s.DYNAMIC_DRAW,t),this._offsets=[]}if(t.positionsCompressed&&t.positionsCompressed.length>0){const i=!1;e.positionsBuf=new $e(s,s.ARRAY_BUFFER,t.positionsCompressed,t.positionsCompressed.length,3,s.STATIC_DRAW,i),e.positionsDecodeMatrix=d.mat4(t.positionsDecodeMatrix)}if(t.colorsCompressed&&t.colorsCompressed.length>0){const i=new Uint8Array(t.colorsCompressed),r=!1;e.colorsBuf=new $e(s,s.ARRAY_BUFFER,i,i.length,4,s.STATIC_DRAW,r)}if(t.uvCompressed&&t.uvCompressed.length>0){const i=t.uvCompressed;e.uvDecodeMatrix=t.uvDecodeMatrix,e.uvBuf=new $e(s,s.ARRAY_BUFFER,i,i.length,2,s.STATIC_DRAW,!1)}if(t.indices&&t.indices.length>0&&(e.indicesBuf=new $e(s,s.ELEMENT_ARRAY_BUFFER,new Uint32Array(t.indices),t.indices.length,1,s.STATIC_DRAW),e.numIndices=t.indices.length),"triangles"!==t.primitive&&"solid"!==t.primitive&&"surface"!==t.primitive||(e.edgeIndicesBuf=new $e(s,s.ELEMENT_ARRAY_BUFFER,new Uint32Array(t.edgeIndices),t.edgeIndices.length,1,s.STATIC_DRAW)),this._modelMatrixCol0.length>0){const t=!1;e.modelMatrixCol0Buf=new $e(s,s.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,s.STATIC_DRAW,t),e.modelMatrixCol1Buf=new $e(s,s.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,s.STATIC_DRAW,t),e.modelMatrixCol2Buf=new $e(s,s.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,s.STATIC_DRAW,t),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],e.normalsBuf&&(e.modelNormalMatrixCol0Buf=new $e(s,s.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol0),this._modelNormalMatrixCol0.length,4,s.STATIC_DRAW,t),e.modelNormalMatrixCol1Buf=new $e(s,s.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol1),this._modelNormalMatrixCol1.length,4,s.STATIC_DRAW,t),e.modelNormalMatrixCol2Buf=new $e(s,s.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol2),this._modelNormalMatrixCol2.length,4,s.STATIC_DRAW,t),this._modelNormalMatrixCol0=[],this._modelNormalMatrixCol1=[],this._modelNormalMatrixCol2=[])}if(this._pickColors.length>0){const t=!1;e.pickColorsBuf=new $e(s,s.ARRAY_BUFFER,new Uint8Array(this._pickColors),this._pickColors.length,4,s.STATIC_DRAW,t),this._pickColors=[]}e.pbrSupported=!!(e.metallicRoughnessBuf&&e.uvBuf&&e.normalsBuf&&i&&i.colorTexture&&i.metallicRoughnessTexture),e.colorTextureSupported=!!e.uvBuf&&!!i&&!!i.colorTexture,this.model.scene.readableGeometryEnabled||(this._state.geometry=null),this._finalized=!0}initFlags(e,t,i){t&te&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ae&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ne&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&le&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&re&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Ae&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&se&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&ie&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&Ae?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&re?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";Ea[0]=t[0],Ea[1]=t[1],Ea[2]=t[2],Ea[3]=t[3],this._state.colorsBuf&&this._state.colorsBuf.setData(Ea,4*e)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i){if(!this._finalized)throw"Not finalized";const s=!!(t&te),r=!!(t&ne),o=!!(t&ae),n=!!(t&le),a=!!(t&Ae),l=!!(t&se),A=!!(t&ie);let h,c;h=!s||A||r||o&&!this.model.scene.highlightMaterial.glowThrough||n&&!this.model.scene.selectedMaterial.glowThrough?Ho.NOT_RENDERED:i?Ho.COLOR_TRANSPARENT:Ho.COLOR_OPAQUE,c=!s||A?Ho.NOT_RENDERED:n?Ho.SILHOUETTE_SELECTED:o?Ho.SILHOUETTE_HIGHLIGHTED:r?Ho.SILHOUETTE_XRAYED:Ho.NOT_RENDERED;let u=0;u=!s||A?Ho.NOT_RENDERED:n?Ho.EDGES_SELECTED:o?Ho.EDGES_HIGHLIGHTED:r?Ho.EDGES_XRAYED:a?i?Ho.EDGES_COLOR_TRANSPARENT:Ho.EDGES_COLOR_OPAQUE:Ho.NOT_RENDERED;let d=0;d|=h,d|=c<<4,d|=u<<8,d|=(s&&!A&&l?Ho.PICK:Ho.NOT_RENDERED)<<12,d|=(t&re?1:0)<<16,Fa[0]=d,this._state.flagsBuf&&this._state.flagsBuf.setData(Fa,e)}setOffset(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(Da[0]=t[0],Da[1]=t[1],Da[2]=t[2],this._state.offsetsBuf&&this._state.offsetsBuf.setData(Da,3*e)):this.model.error("Entity#offset not enabled for this Viewer")}getEachVertex(e,t){if(!this.model.scene.readableGeometryEnabled)return!1;const i=this._state,s=i.geometry,r=this._portions[e];if(!r)return void this.model.error("portion not found: "+e);const o=s.positionsCompressed,n=this.model.matrix,a=d.vec4();a.set(i.origin,0),a[3]=1,d.mulMat4v4(n,a,a);const l=a[0],A=a[1],h=a[2],c=Ia,u=r.matrix,p=i.positionsDecodeMatrix;for(let e=0,i=o.length;e<i;e+=3)c[0]=o[e],c[1]=o[e+1],c[2]=o[e+2],d.decompressPosition(c,p),d.transformPoint3(u,c,c),c[3]=1,d.mulMat4v4(n,c,c),c[0]+=l,c[1]+=A,c[2]+=h,t(c)}getEachIndex(e,t){if(!this.model.scene.readableGeometryEnabled)return!1;const i=this._state.geometry;if(!this._portions[e])return void this.model.error("portion not found: "+e);const s=i.indices;for(let e=0,i=s.length;e<i;e++)t(s[e])}setMatrix(e,t){if(!this._finalized)throw"Not finalized";var i=4*e;Na[0]=t[0],Na[1]=t[4],Na[2]=t[8],Na[3]=t[12],this._state.modelMatrixCol0Buf.setData(Na,i),Na[0]=t[1],Na[1]=t[5],Na[2]=t[9],Na[3]=t[13],this._state.modelMatrixCol1Buf.setData(Na,i),Na[0]=t[2],Na[1]=t[6],Na[2]=t[10],Na[3]=t[14],this._state.modelMatrixCol2Buf.setData(Na,i)}drawColorOpaque(e,t){if(this._numCulledLayerPortions===this._numPortions||0===this._numVisibleLayerPortions||this._numTransparentLayerPortions===this._numPortions||this._numXRayedLayerPortions===this._numPortions)return;this._updateBackfaceCull(e,t);const i=this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff;t.withSAO&&this.model.saoEnabled?t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRendererWithSAO&&this._renderers.pbrRendererWithSAO.drawLayer(t,this,Ho.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererWithSAOAlphaCutoff&&this._renderers.colorTextureRendererWithSAOAlphaCutoff.drawLayer(t,this,Ho.COLOR_OPAQUE):this._renderers.colorTextureRendererWithSAO&&this._renderers.colorTextureRendererWithSAO.drawLayer(t,this,Ho.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,Ho.COLOR_OPAQUE):this._renderers.flatColorRendererWithSAO&&this._renderers.flatColorRendererWithSAO.drawLayer(t,this,Ho.COLOR_OPAQUE):t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,Ho.COLOR_OPAQUE):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE)}_updateBackfaceCull(e,t){const i=this.model.backfaces||!this.solid||e.sectioned;if(t.backfaces!==i){const e=t.gl;i?e.disable(e.CULL_FACE):e.enable(e.CULL_FACE),t.backfaces=i}}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT))}drawDepth(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE))}drawNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE))}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_XRAYED))}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_HIGHLIGHTED))}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_SELECTED))}drawEdgesColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Ho.EDGES_COLOR_OPAQUE)}drawEdgesColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Ho.EDGES_COLOR_TRANSPARENT)}drawEdgesXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ho.EDGES_XRAYED)}drawEdgesHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ho.EDGES_HIGHLIGHTED)}drawEdgesSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ho.EDGES_SELECTED)}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE))}drawShadow(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE))}drawPickMesh(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Ho.PICK))}drawPickDepths(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Ho.PICK))}drawPickNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsFlatRenderer&&this._renderers.pickNormalsFlatRenderer.drawLayer(t,this,Ho.PICK))}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ho.PICK))}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ho.PICK))}precisionRayPickSurface(e,t,i,s,r){if(!this.model.scene.readableGeometryEnabled)return!1;const o=this._state.geometry,n=this._state,a=this._portions[e];if(!a)return this.model.error("portion not found: "+e),!1;a.inverseMatrix||(a.inverseMatrix=d.inverseMat4(a.matrix,d.mat4())),r&&!a.normalMatrix&&(a.normalMatrix=d.transposeMat4(a.inverseMatrix,d.mat4()));const l=o.quantizedPositions,A=o.indices,h=n.origin,c=a.offset,u=Sa,p=Ta;u.set(h?d.subVec3(t,h,Ra):t),p.set(i),c&&d.subVec3(u,c),d.transformRay(this.model.worldNormalMatrix,u,p,u,p),d.transformRay(a.inverseMatrix,u,p,u,p);const f=La,g=Ua,m=Oa;let _=!1,v=0;const b=ka;for(let e=0,i=A.length;e<i;e+=3){const i=3*A[e+0],o=3*A[e+1],y=3*A[e+2];f[0]=l[i],f[1]=l[i+1],f[2]=l[i+2],g[0]=l[o],g[1]=l[o+1],g[2]=l[o+2],m[0]=l[y],m[1]=l[y+1],m[2]=l[y+2];const{positionsDecodeMatrix:x}=n.geometry;if(d.decompressPosition(f,x),d.decompressPosition(g,x),d.decompressPosition(m,x),d.rayTriangleIntersect(u,p,f,g,m,b)){d.transformPoint3(a.matrix,b,b),d.transformPoint3(this.model.worldMatrix,b,b),c&&d.addVec3(b,c),h&&d.addVec3(b,h);const e=Math.abs(d.lenVec3(d.subVec3(b,t,[])));(!_||e>v)&&(v=e,s.set(b),r&&d.triangleNormal(f,g,m,r),_=!0)}}return _&&r&&(d.transformVec3(a.normalMatrix,r,r),d.transformVec3(this.model.worldNormalMatrix,r,r),d.normalizeVec3(r)),_}destroy(){const e=this._state;e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.modelNormalMatrixCol0Buf&&(e.modelNormalMatrixCol0Buf.destroy(),e.modelNormalMatrixCol0Buf=null),e.modelNormalMatrixCol1Buf&&(e.modelNormalMatrixCol1Buf.destroy(),e.modelNormalMatrixCol1Buf=null),e.modelNormalMatrixCol2Buf&&(e.modelNormalMatrixCol2Buf.destroy(),e.modelNormalMatrixCol2Buf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy(),this._state=null}}class Va extends Jo{_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;t.drawElements(t.LINES,i.indicesBuf.numItems,i.indicesBuf.itemType,0),r&&s.drawElements++}}class Ha extends Va{drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines batching color vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Lines batching color fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor            = vColor;"),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}class ja extends Va{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines batching silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 color;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Lines batching silhouette fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("uniform vec4 color;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = color;"),s.push("}"),s}}const Ga=d.vec3(),za=d.vec3(),Wa=d.vec3(),Ka=d.vec3(),Xa=d.mat4();class Ja extends Jo{drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,c=t.aabb,u=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=Ga;let f,g;if(p[0]=d.safeInv(c[3]-c[0])*d.MAX_INT,p[1]=d.safeInv(c[4]-c[1])*d.MAX_INT,p[2]=d.safeInv(c[5]-c[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(p[0]),e.snapPickCoordinateScale[1]=d.safeInv(p[1]),e.snapPickCoordinateScale[2]=d.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=za;if(l){const e=Wa;d.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=Y(u,t,Xa),g=Ka,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=u,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),a.indicesBuf.bind(),n.drawElements(n.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Ya=d.vec3(),Za=d.vec3(),qa=d.vec3(),$a=d.vec3(),el=d.mat4();class tl extends Jo{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,c=t.aabb,u=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=Ya;let f,g;if(p[0]=d.safeInv(c[3]-c[0])*d.MAX_INT,p[1]=d.safeInv(c[4]-c[1])*d.MAX_INT,p[2]=d.safeInv(c[5]-c[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(p[0]),e.snapPickCoordinateScale[1]=d.safeInv(p[1]),e.snapPickCoordinateScale[2]=d.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=Za;if(l){const e=qa;d.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=Y(u,t,el),g=$a,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=u,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),"edge"===e.snapMode?(a.indicesBuf.bind(),n.drawElements(n.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()):n.drawArrays(n.POINTS,0,a.positionsBuf.numItems)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;const i=[];return i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class il{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new Ha(this._scene,!1)),this._colorRenderer}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new ja(this._scene)),this._silhouetteRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new Ja(this._scene,!1)),this._snapInitRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new tl(this._scene)),this._snapRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const sl={};class rl{constructor(e=5e6){e>5e6&&(e=5e6),this.maxVerts=e,this.maxIndices=3*e,this.positions=[],this.colors=[],this.offsets=[],this.indices=[]}}class ol{constructor(e){this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=sl[t];return i||(i=new il(e),sl[t]=i,i._compile(),e.on("compile",(()=>{i._compile()})),e.on("destroyed",(()=>{delete sl[t],i._destroy()}))),i}(e.model.scene),this.model=e.model,this._buffer=new rl(e.maxGeometryBatchSize),this._scratchMemory=e.scratchMemory,this._state=new vt({positionsBuf:null,offsetsBuf:null,colorsBuf:null,flagsBuf:null,indicesBuf:null,positionsDecodeMatrix:d.mat4(),origin:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=d.collapseAABB3(),this._portions=[],this._meshes=[],this._numVerts=0,this._aabb=d.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,e.positionsDecodeMatrix?(this._state.positionsDecodeMatrix.set(e.positionsDecodeMatrix),this._preCompressedPositionsExpected=!0):this._preCompressedPositionsExpected=!1,e.origin&&(this._state.origin=d.vec3(e.origin)),this.primitive=e.primitive}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e,t){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts&&this._buffer.indices.length+t<this._buffer.maxIndices}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=t.positions,s=t.positionsCompressed,r=t.indices,o=t.color,n=t.opacity,a=this._buffer,l=a.positions.length/3;let A;if(d.expandAABB3(this._modelAABB,t.aabb),this._preCompressedPositionsExpected){if(!s)throw"positionsCompressed expected";A=s.length/3;for(let e=0,t=s.length;e<t;e++)a.positions.push(s[e])}else{if(!i)throw"positions expected";A=i.length/3;for(let e=0,t=i.length;e<t;e++)a.positions.push(i[e])}if(o){const e=o[0],t=o[1],i=o[2],s=n;for(let r=0;r<A;r++)a.colors.push(e),a.colors.push(t),a.colors.push(i),a.colors.push(s)}if(r)for(let e=0,t=r.length;e<t;e++)a.indices.push(r[e]+l);if(this.model.scene.entityOffsetsEnabled)for(let e=0;e<A;e++)a.offsets.push(0),a.offsets.push(0),a.offsets.push(0);const h=this._portions.length/2;return this._portions.push(l),this._portions.push(A),this._numPortions++,this.model.numPortions++,this._numVerts+=A,this._meshes.push(e),h}finalize(){if(this._finalized)return;const e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0)if(this._preCompressedPositionsExpected){const s=new Uint16Array(i.positions);e.positionsBuf=new $e(t,t.ARRAY_BUFFER,s,i.positions.length,3,t.STATIC_DRAW)}else{const s=Ln(new Float32Array(i.positions),this._modelAABB,e.positionsDecodeMatrix);e.positionsBuf=new $e(t,t.ARRAY_BUFFER,s,i.positions.length,3,t.STATIC_DRAW)}if(i.colors.length>0){const s=new Uint8Array(i.colors);let r=!1;e.colorsBuf=new $e(t,t.ARRAY_BUFFER,s,i.colors.length,4,t.DYNAMIC_DRAW,r)}if(i.colors.length>0){const s=i.colors.length/4,r=new Float32Array(s);let o=!1;e.flagsBuf=new $e(t,t.ARRAY_BUFFER,r,r.length,1,t.DYNAMIC_DRAW,o)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){const s=new Float32Array(i.offsets);e.offsetsBuf=new $e(t,t.ARRAY_BUFFER,s,i.offsets.length,3,t.DYNAMIC_DRAW)}if(i.indices.length>0){const s=new Uint32Array(i.indices);e.indicesBuf=new $e(t,t.ELEMENT_ARRAY_BUFFER,s,i.indices.length,1,t.STATIC_DRAW)}this._buffer=null,this._finalized=!0}initFlags(e,t,i){t&te&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ae&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ne&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&le&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&re&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Ae&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&se&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&ie&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,!0)}flushInitFlags(){this._setDeferredFlags()}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&Ae?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&re?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";const i=2*e,s=4*this._portions[i],r=4*this._portions[i+1],o=this._scratchMemory.getUInt8Array(r),n=t[0],a=t[1],l=t[2],A=t[3];for(let e=0;e<r;e+=4)o[e+0]=n,o[e+1]=a,o[e+2]=l,o[e+3]=A;this._state.colorsBuf.setData(o,s,r)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i,s=!1){if(!this._finalized)throw"Not finalized";const r=2*e,o=this._portions[r],n=this._portions[r+1],a=!!(t&te),l=!!(t&ne),A=!!(t&ae),h=!!(t&le),c=!!(t&se),u=!!(t&ie);let d,p;d=!a||u||l||A&&!this.model.scene.highlightMaterial.glowThrough||h&&!this.model.scene.selectedMaterial.glowThrough?Ho.NOT_RENDERED:i?Ho.COLOR_TRANSPARENT:Ho.COLOR_OPAQUE,p=!a||u?Ho.NOT_RENDERED:h?Ho.SILHOUETTE_SELECTED:A?Ho.SILHOUETTE_HIGHLIGHTED:l?Ho.SILHOUETTE_XRAYED:Ho.NOT_RENDERED;let f=a&&!u&&c?Ho.PICK:Ho.NOT_RENDERED;const g=t&re?1:0;if(s){this._deferredFlagValues||(this._deferredFlagValues=new Float32Array(this._numVerts));for(let e=o,t=o+n;e<t;e++){let t=0;t|=d,t|=p<<4,t|=f<<12,t|=g<<16,this._deferredFlagValues[e]=t}}else if(this._state.flagsBuf){const e=this._scratchMemory.getFloat32Array(n);for(let t=0;t<n;t++){let i=0;i|=d,i|=p<<4,i|=f<<12,i|=g<<16,e[t]=i}this._state.flagsBuf.setData(e,o,n)}}_setDeferredFlags(){this._deferredFlagValues&&(this._state.flagsBuf.setData(this._deferredFlagValues),this._deferredFlagValues=null)}setOffset(e,t){if(!this._finalized)throw"Not finalized";if(!this.model.scene.entityOffsetsEnabled)return void this.model.error("Entity#offset not enabled for this Viewer");const i=2*e,s=3*this._portions[i],r=3*this._portions[i+1],o=this._scratchMemory.getFloat32Array(r),n=t[0],a=t[1],l=t[2];for(let e=0;e<r;e+=3)o[e+0]=n,o[e+1]=a,o[e+2]=l;this._state.offsetsBuf.setData(o,s,r)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_XRAYED)}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_HIGHLIGHTED)}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_SELECTED)}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawEdgesXRayed(e,t){}drawPickMesh(e){}drawPickDepths(e){}drawPickNormals(e){}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ho.PICK)}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ho.PICK)}drawOcclusion(e){}drawShadow(e){}destroy(){const e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.indicesBuf&&(e.indicesBuf.destroy(),e.indicesBuf=null),e.destroy()}}class nl extends Jo{constructor(e,t){super(e,t,{instancing:!0})}_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;t.drawElementsInstanced(t.LINES,i.indicesBuf.numItems,i.indicesBuf.itemType,0,i.numInstances),r&&s.drawElements++}}class al extends nl{drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines instancing color vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),i.push("uniform vec4 lightAmbient;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0,  float(color.a) / 255.0);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Lines instancing color fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r)for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");if(o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),r){for(o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("if (sectionPlaneActive"+i+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+i+".xyz, vWorldPosition.xyz - sectionPlanePos"+i+".xyz), 0.0, 1000.0);"),o.push("}");o.push("if (dist > 0.0) { discard; }"),o.push("}")}return this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBAToDepth(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   outColor            = vec4(vColor.rgb * ambient, vColor.a);")):o.push("    outColor           = vColor;"),e.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}class ll extends nl{drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines instancing silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),i.push("uniform vec4 color;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Lines instancing silhouette fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("uniform vec4 color;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = color;"),s.push("}"),s}}const Al=d.vec3(),hl=d.vec3(),cl=d.vec3();d.vec3();const ul=d.mat4();class dl extends Jo{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.canvas.gl,n=r.camera,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,c=t.aabb,u=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=Al;let f;if(p[0]=d.safeInv(c[3]-c[0])*d.MAX_INT,p[1]=d.safeInv(c[4]-c[1])*d.MAX_INT,p[2]=d.safeInv(c[5]-c[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(p[0]),e.snapPickCoordinateScale[1]=d.safeInv(p[1]),e.snapPickCoordinateScale[2]=d.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=hl;if(l){const e=d.transformPoint3(h,l,cl);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=Y(u,t,ul),e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=u,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,p),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);let g=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,g+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,g+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,g+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1)),a.indicesBuf.bind(),o.drawElementsInstanced(o.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind(),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const pl=d.vec3(),fl=d.vec3(),gl=d.vec3();d.vec3();const ml=d.mat4();class _l extends Jo{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(t),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,c=t.aabb,u=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=pl;let f;if(p[0]=d.safeInv(c[3]-c[0])*d.MAX_INT,p[1]=d.safeInv(c[4]-c[1])*d.MAX_INT,p[2]=d.safeInv(c[5]-c[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(p[0]),e.snapPickCoordinateScale[1]=d.safeInv(p[1]),e.snapPickCoordinateScale[2]=d.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=fl;if(l){const e=d.transformPoint3(h,l,gl);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=Y(u,t,ml),e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=u,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let g=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,g+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,g+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,g+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1),"edge"===e.snapMode?(a.indicesBuf.bind(),n.drawElementsInstanced(n.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind()):n.drawArraysInstanced(n.POINTS,0,a.positionsBuf.numItems,a.numInstances),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class vl{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}eagerCreateRenders(){this._snapInitRenderer||(this._snapInitRenderer=new dl(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new _l(this._scene))}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new al(this._scene)),this._colorRenderer}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new ll(this._scene)),this._silhouetteRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new dl(this._scene,!1)),this._snapInitRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new _l(this._scene)),this._snapRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const bl={};const yl=new Uint8Array(4),xl=new Float32Array(1),Bl=new Float32Array(3),wl=new Float32Array(4);class Pl{constructor(e){this.model=e.model,this.material=e.material,this.sortId="LinesInstancingLayer",this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=bl[t];return i||(i=new vl(e),bl[t]=i,i._compile(),e.on("compile",(()=>{i._compile()})),e.on("destroyed",(()=>{delete bl[t],i._destroy()}))),i}(e.model.scene),this._aabb=d.collapseAABB3(),this._state=new vt({obb:d.OBB3(),numInstances:0,origin:null,geometry:e.geometry,positionsDecodeMatrix:e.geometry.positionsDecodeMatrix,positionsBuf:null,colorsBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=e.geometry.numIndices,this._colors=[],this._offsets=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=d.collapseAABB3(),this.aabbDirty=!0,e.origin&&(this._state.origin=d.vec3(e.origin)),this._finalized=!1,this.primitive=e.primitive}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}createPortion(e,t){const i=t.color,s=t.opacity,r=t.meshMatrix;if(this._finalized)throw"Already finalized";const o=i[0],n=i[1],a=i[2];i[3],this._colors.push(o),this._colors.push(n),this._colors.push(a),this._colors.push(s),this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(r[0]),this._modelMatrixCol0.push(r[4]),this._modelMatrixCol0.push(r[8]),this._modelMatrixCol0.push(r[12]),this._modelMatrixCol1.push(r[1]),this._modelMatrixCol1.push(r[5]),this._modelMatrixCol1.push(r[9]),this._modelMatrixCol1.push(r[13]),this._modelMatrixCol2.push(r[2]),this._modelMatrixCol2.push(r[6]),this._modelMatrixCol2.push(r[10]),this._modelMatrixCol2.push(r[14]),this._state.numInstances++;const l=this._portions.length;return this._portions.push({}),this._numPortions++,this.model.numPortions++,this._meshes.push(e),l}finalize(){if(this._finalized)throw"Already finalized";const e=this.model.scene.canvas.gl,t=this._state,i=t.geometry,s=this._colors.length,r=s/4;if(s>0){let t=!1;this._state.colorsBuf=new $e(e,e.ARRAY_BUFFER,new Uint8Array(this._colors),this._colors.length,4,e.DYNAMIC_DRAW,t),this._colors=[]}if(r>0){let t=!1;this._state.flagsBuf=new $e(e,e.ARRAY_BUFFER,new Float32Array(r),r,1,e.DYNAMIC_DRAW,t)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){const t=!1;this._state.offsetsBuf=new $e(e,e.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,e.DYNAMIC_DRAW,t),this._offsets=[]}if(i.colorsCompressed&&i.colorsCompressed.length>0){const s=new Uint8Array(i.colorsCompressed),r=!1;t.colorsBuf=new $e(e,e.ARRAY_BUFFER,s,s.length,4,e.STATIC_DRAW,r)}if(i.positionsCompressed&&i.positionsCompressed.length>0){const s=!1;t.positionsBuf=new $e(e,e.ARRAY_BUFFER,i.positionsCompressed,i.positionsCompressed.length,3,e.STATIC_DRAW,s),t.positionsDecodeMatrix=d.mat4(i.positionsDecodeMatrix)}if(i.indices&&i.indices.length>0&&(t.indicesBuf=new $e(e,e.ELEMENT_ARRAY_BUFFER,new Uint32Array(i.indices),i.indices.length,1,e.STATIC_DRAW),t.numIndices=i.indices.length),this._modelMatrixCol0.length>0){const t=!1;this._state.modelMatrixCol0Buf=new $e(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,e.STATIC_DRAW,t),this._state.modelMatrixCol1Buf=new $e(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,e.STATIC_DRAW,t),this._state.modelMatrixCol2Buf=new $e(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,e.STATIC_DRAW,t),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[]}this.model.scene.readableGeometryEnabled||(this._state.geometry=null),this._finalized=!0}initFlags(e,t,i){t&te&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ae&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ne&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&le&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&re&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Ae&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&se&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&ie&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&Ae?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&re?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";yl[0]=t[0],yl[1]=t[1],yl[2]=t[2],yl[3]=t[3],this._state.colorsBuf.setData(yl,4*e,4)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i){if(!this._finalized)throw"Not finalized";const s=!!(t&te),r=!!(t&ne),o=!!(t&ae),n=!!(t&le),a=!!(t&Ae),l=!!(t&se),A=!!(t&ie);let h,c;h=!s||A||r||o&&!this.model.scene.highlightMaterial.glowThrough||n&&!this.model.scene.selectedMaterial.glowThrough?Ho.NOT_RENDERED:i?Ho.COLOR_TRANSPARENT:Ho.COLOR_OPAQUE,c=!s||A?Ho.NOT_RENDERED:n?Ho.SILHOUETTE_SELECTED:o?Ho.SILHOUETTE_HIGHLIGHTED:r?Ho.SILHOUETTE_XRAYED:Ho.NOT_RENDERED;let u=0;u=!s||A?Ho.NOT_RENDERED:n?Ho.EDGES_SELECTED:o?Ho.EDGES_HIGHLIGHTED:r?Ho.EDGES_XRAYED:a?i?Ho.EDGES_COLOR_TRANSPARENT:Ho.EDGES_COLOR_OPAQUE:Ho.NOT_RENDERED;let d=0;d|=h,d|=c<<4,d|=u<<8,d|=(s&&!A&&l?Ho.PICK:Ho.NOT_RENDERED)<<12,d|=(t&re?255:0)<<16,xl[0]=d,this._state.flagsBuf.setData(xl,e)}setOffset(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(Bl[0]=t[0],Bl[1]=t[1],Bl[2]=t[2],this._state.offsetsBuf.setData(Bl,3*e,3)):this.model.error("Entity#offset not enabled for this Viewer")}setMatrix(e,t){if(!this._finalized)throw"Not finalized";const i=4*e;wl[0]=t[0],wl[1]=t[4],wl[2]=t[8],wl[3]=t[12],this._state.modelMatrixCol0Buf.setData(wl,i),wl[0]=t[1],wl[1]=t[5],wl[2]=t[9],wl[3]=t[13],this._state.modelMatrixCol1Buf.setData(wl,i),wl[0]=t[2],wl[1]=t[6],wl[2]=t[10],wl[3]=t[14],this._state.modelMatrixCol2Buf.setData(wl,i)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_XRAYED)}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_HIGHLIGHTED)}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_SELECTED)}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesXRayed(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ho.PICK)}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ho.PICK)}drawOcclusion(e,t){}drawShadow(e,t){}drawPickMesh(e,t){}drawPickDepths(e,t){}drawPickNormals(e,t){}destroy(){const e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.destroy()}}class Cl extends Jo{_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;t.drawArrays(t.POINTS,0,i.positionsBuf.numItems),r&&s.drawArrays++}}class Ml extends Cl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial,s=[];return s.push("#version 300 es"),s.push("// Points batching color vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),s.push("in vec4 color;"),s.push("in float flags;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),i.filterIntensity&&s.push("uniform vec2 intensityRange;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vColor;"),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),i.filterIntensity&&(s.push("float intensity = float(color.a) / 255.0;"),s.push("if (intensity < intensityRange[0] || intensity > intensityRange[1]) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {")),s.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, 1.0);"),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),i.filterIntensity&&s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batching color fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor = vColor;"),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}class El extends Cl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batching silhouette vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),this._addMatricesUniformBlockLines(s),s.push("uniform vec4 color;"),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),s.push("if (silhouetteFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Points batching silhouette vertex shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r)for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");if(o.push("uniform vec4 color;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),e.pointsMaterial.roundPoints&&(o.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),o.push("  float r = dot(cxy, cxy);"),o.push("  if (r > 1.0) {"),o.push("       discard;"),o.push("  }")),r){for(o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("if (sectionPlaneActive"+i+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+i+".xyz, vWorldPosition.xyz - sectionPlanePos"+i+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > 0.0) { discard; }"),o.push("}")}return e.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("outColor = color;"),o.push("}"),o}}class Fl extends Cl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batching pick mesh vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 pickColor;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vPickColor;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("  } else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("      vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(s.push("      vWorldPosition = worldPosition;"),s.push("      vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("gl_PointSize += 10.0;"),s.push("  }"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batching pick mesh vertex shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("uniform bool sectionPlaneActive"+r+";"),s.push("uniform vec3 sectionPlanePos"+r+";"),s.push("uniform vec3 sectionPlaneDir"+r+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vPickColor; "),s.push("}"),s}}class Il extends Cl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batched pick depth vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vViewPosition;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("  } else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("      vWorldPosition = worldPosition;"),s.push("      vFlags = flags;")),s.push("vViewPosition = viewPosition;"),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("gl_PointSize += 10.0;"),s.push("  }"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batched pick depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(var r=0;r<t.getNumAllocatedSectionPlanes();r++)s.push("      if (sectionPlaneActive"+r+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}class Dl extends Cl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points batching occlusion vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("  } else {"),s.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("      vWorldPosition = worldPosition;"),s.push("      vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("  gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("  }"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points batching occlusion fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("      float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("      if (sectionPlaneActive"+e+") {"),s.push("          dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("      }");s.push("      if (dist > 0.0) { discard; }"),s.push("  }")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),s.push("}"),s}}const Sl=d.vec3(),Tl=d.vec3(),Rl=d.vec3(),Ll=d.vec3(),Ul=d.mat4();class Ol extends Jo{drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,c=t.aabb,u=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=Sl;let f,g;if(p[0]=d.safeInv(c[3]-c[0])*d.MAX_INT,p[1]=d.safeInv(c[4]-c[1])*d.MAX_INT,p[2]=d.safeInv(c[5]-c[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(p[0]),e.snapPickCoordinateScale[1]=d.safeInv(p[1]),e.snapPickCoordinateScale[2]=d.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=Tl;if(l){const e=Rl;d.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=Y(u,t,Ul),g=Ll,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=u,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible),n.uniform1f(this._uPointSize,1);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),n.drawArrays(n.POINTS,0,a.positionsBuf.numItems)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler"),this._uPointSize=e.getLocation("pointSize")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float pointSize;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = pointSize;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outNormal = ivec4(1.0, 1.0, 1.0, 1.0);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const kl=d.vec3(),Nl=d.vec3(),Ql=d.vec3(),Vl=d.vec3(),Hl=d.mat4();class jl extends Jo{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,c=t.aabb,u=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=kl;let f,g;if(p[0]=d.safeInv(c[3]-c[0])*d.MAX_INT,p[1]=d.safeInv(c[4]-c[1])*d.MAX_INT,p[2]=d.safeInv(c[5]-c[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(p[0]),e.snapPickCoordinateScale[1]=d.safeInv(p[1]),e.snapPickCoordinateScale[2]=d.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=Nl;if(l){const e=Ql;d.transformPoint3(h,l,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=Y(u,t,Hl),g=Vl,g[0]=o.eye[0]-t[0],g[1]=o.eye[1]-t[1],g[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=u,g=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,g),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let m=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),n.drawArrays(n.POINTS,0,a.positionsBuf.numItems)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;const i=[];return i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class Gl{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new Ml(this._scene)),this._colorRenderer}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new El(this._scene)),this._silhouetteRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new Fl(this._scene)),this._pickMeshRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new Il(this._scene)),this._pickDepthRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new Dl(this._scene)),this._occlusionRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new Ol(this._scene,!1)),this._snapInitRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new jl(this._scene)),this._snapRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const zl={};class Wl{constructor(e){this.model=e.model,this.sortId="PointsBatchingLayer",this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=zl[t];return i||(i=new Gl(e),zl[t]=i,i._compile(),e.on("compile",(()=>{i._compile()})),e.on("destroyed",(()=>{delete zl[t],i._destroy()}))),i}(e.model.scene);const t=e.maxGeometryBatchSize||5e6,i=function(){const e=[];return{append:function(t,i=1,s=1){e.push({data:t,times:i,denormalizeScale:s})},compileBuffer:function(t){let i=0;e.forEach((e=>{i+=e.times*e.data.length}));const s=new t(i);let r=0;return e.forEach((e=>{const t=e.data,i=e.denormalizeScale,o=s.subarray(r);if(1===i)o.set(t,0);else for(let e=0;e<t.length;++e)o[e]=t[e]*i;let n=t.length;const a=e.times*t.length;for(;n<a;){const e=Math.min(n,a-n);o.set(o.subarray(0,e),n),n+=e}r+=n})),s}}};this._buffer={maxVerts:t,positions:i(),colors:i(),pickColors:i(),vertsIndex:0},this._scratchMemory=e.scratchMemory,this._state=new vt({positionsBuf:null,offsetsBuf:null,colorsBuf:null,flagsBuf:null,positionsDecodeMatrix:d.mat4(),origin:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=d.collapseAABB3(),this._portions=[],this._meshes=[],this._aabb=d.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,e.positionsDecodeMatrix?(this._state.positionsDecodeMatrix.set(e.positionsDecodeMatrix),this._preCompressedPositionsExpected=!0):this._preCompressedPositionsExpected=!1,e.origin&&(this._state.origin=d.vec3(e.origin))}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e){if(this._finalized)throw"Already finalized";return this._buffer.vertsIndex+e/3<=this._buffer.maxVerts}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=this._buffer,s=this._preCompressedPositionsExpected?t.positionsCompressed:t.positions;if(!s)throw(this._preCompressedPositionsExpected?"positionsCompressed":"positions")+" expected";i.positions.append(s);const r=s.length/3,o=t.color,n=t.colorsCompressed,a=t.colors,l=t.pickColor;n?i.colors.append(n):a?i.colors.append(a,1,255):o&&i.colors.append([o[0],o[1],o[2],1],r),i.pickColors.append(l.slice(0,4),r),d.expandAABB3(this._modelAABB,t.aabb);const A=this._portions.length/2;return this._portions.push(this._buffer.vertsIndex),this._portions.push(r),this._buffer.vertsIndex+=r,this._numPortions++,this.model.numPortions++,this._meshes.push(e),A}finalize(){if(this._finalized)return;const e=this._state,t=this.model.scene.canvas.gl,i=this._buffer,s=(e,i,s)=>e.length>0?new $e(t,t.ARRAY_BUFFER,e,e.length,i,s):null,r=this._preCompressedPositionsExpected?i.positions.compileBuffer(Uint16Array):Ln(i.positions.compileBuffer(Float32Array),this._modelAABB,e.positionsDecodeMatrix);e.positionsBuf=s(r,3,t.STATIC_DRAW),e.flagsBuf=s(new Float32Array(this._buffer.vertsIndex),1,t.DYNAMIC_DRAW),e.colorsBuf=s(i.colors.compileBuffer(Uint8Array),4,t.STATIC_DRAW),e.pickColorsBuf=s(i.pickColors.compileBuffer(Uint8Array),4,t.STATIC_DRAW),e.offsetsBuf=this.model.scene.entityOffsetsEnabled?s(new Float32Array(3*this._buffer.vertsIndex),3,t.DYNAMIC_DRAW):null,this._buffer=null,this._finalized=!0}initFlags(e,t,i){t&te&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ae&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ne&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&le&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&re&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&se&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&ie&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized"}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&re?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";const i=2*e,s=4*this._portions[i],r=4*this._portions[i+1],o=this._scratchMemory.getUInt8Array(r),n=t[0],a=t[1],l=t[2];for(let e=0;e<r;e+=4)o[e+0]=n,o[e+1]=a,o[e+2]=l;this._state.colorsBuf.setData(o,s,r)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i){if(!this._finalized)throw"Not finalized";const s=2*e,r=this._portions[s],o=this._portions[s+1],n=this._scratchMemory.getFloat32Array(o),a=!!(t&te),l=!!(t&ne),A=!!(t&ae),h=!!(t&le),c=!!(t&se),u=!!(t&ie);let d,p;d=!a||u||l||A&&!this.model.scene.highlightMaterial.glowThrough||h&&!this.model.scene.selectedMaterial.glowThrough?Ho.NOT_RENDERED:i?Ho.COLOR_TRANSPARENT:Ho.COLOR_OPAQUE,p=!a||u?Ho.NOT_RENDERED:h?Ho.SILHOUETTE_SELECTED:A?Ho.SILHOUETTE_HIGHLIGHTED:l?Ho.SILHOUETTE_XRAYED:Ho.NOT_RENDERED;let f=a&&!u&&c?Ho.PICK:Ho.NOT_RENDERED;const g=t&re?1:0;for(let e=0;e<o;e++){let t=0;t|=d,t|=p<<4,t|=f<<12,t|=g<<16,n[e]=t}this._state.flagsBuf.setData(n,r)}setOffset(e,t){if(!this._finalized)throw"Not finalized";if(!this.model.scene.entityOffsetsEnabled)return void this.model.error("Entity#offset not enabled for this Viewer");const i=2*e,s=3*this._portions[i],r=3*this._portions[i+1],o=this._scratchMemory.getFloat32Array(r),n=t[0],a=t[1],l=t[2];for(let e=0;e<r;e+=3)o[e+0]=n,o[e+1]=a,o[e+2]=l;this._state.offsetsBuf.setData(o,s,r)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_XRAYED)}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_HIGHLIGHTED)}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_SELECTED)}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawEdgesXRayed(e,t){}drawPickMesh(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Ho.PICK)}drawPickDepths(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Ho.PICK)}drawPickNormals(e,t){}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ho.PICK)}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ho.PICK)}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE)}drawShadow(e,t){}destroy(){const e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy()}}class Kl extends Jo{constructor(e,t){super(e,t,{instancing:!0})}_draw(e){const{gl:t}=this._scene.canvas,{state:i,frameCtx:s,incrementDrawState:r}=e;t.drawArraysInstanced(t.POINTS,0,i.positionsBuf.numItems,i.numInstances),r&&s.drawArrays++}}class Xl extends Kl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){super.drawLayer(e,t,i,{incrementDrawState:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing color vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),s.push("in vec4 color;"),s.push("in float flags;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),i.filterIntensity&&s.push("uniform vec2 intensityRange;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vColor;"),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),i.filterIntensity&&(s.push("float intensity = float(color.a) / 255.0;"),s.push("if (intensity < intensityRange[0] || intensity > intensityRange[1]) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {")),s.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),s.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, 1.0);"),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),i.filterIntensity&&s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing color fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor = vColor;"),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}class Jl extends Kl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}drawLayer(e,t,i){super.drawLayer(e,t,i,{colorUniform:!0})}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing silhouette vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 color;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),s.push("uniform vec4 silhouetteColor;"),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vColor;"),s.push("void main(void) {"),s.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),s.push("if (silhouetteFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("vColor = vec4(float(silhouetteColor.r) / 255.0, float(silhouetteColor.g) / 255.0, float(silhouetteColor.b) / 255.0, float(color.a) / 255.0);"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing silhouette fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vColor;"),s.push("}"),s}}class Yl extends Kl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing pick mesh vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 pickColor;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vPickColor;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),s.push("  vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(s.push("  vWorldPosition = worldPosition;"),s.push("  vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),s.push("gl_Position = remapClipPos(clipPos);"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing pick mesh fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vPickColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("outColor = vPickColor; "),s.push("}"),s}}class Zl extends Kl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing pick depth vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),s.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(s),this._addRemapClipPosLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("out vec4 vViewPosition;"),s.push("void main(void) {"),s.push("int pickFlag = int(flags) >> 12 & 0xF;"),s.push("if (pickFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("  vWorldPosition = worldPosition;"),s.push("  vFlags = flags;")),s.push("  vViewPosition = viewPosition;"),s.push("vec4 clipPos = projMatrix * viewPosition;"),s.push("gl_Position = remapClipPos(clipPos);"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing pick depth fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),s.push("uniform float pickZNear;"),s.push("uniform float pickZFar;"),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vViewPosition;"),s.push("vec4 packDepth(const in float depth) {"),s.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),s.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),s.push("  vec4 res = fract(depth * bitShift);"),s.push("  res -= res.xxyz * bitMask;"),s.push("  return res;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),s.push("    outColor = packDepth(zNormalizedDepth); "),s.push("}"),s}}class ql extends Kl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing occlusion vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in vec4 color;"),s.push("in float flags;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("  vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Points instancing occlusion vertex shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),e.pointsMaterial.roundPoints&&(s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }")),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0;e<t.getNumAllocatedSectionPlanes();e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return s.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}class $l extends Kl{_getHash(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,s=[];return s.push("#version 300 es"),s.push("// Points instancing depth vertex shader"),s.push("uniform int renderPass;"),s.push("in vec3 position;"),e.entityOffsetsEnabled&&s.push("in vec3 offset;"),s.push("in float flags;"),s.push("in vec4 modelMatrixCol0;"),s.push("in vec4 modelMatrixCol1;"),s.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(s),s.push("uniform float pointSize;"),i.perspectivePoints&&s.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;")),t&&(s.push("out vec4 vWorldPosition;"),s.push("out float vFlags;")),s.push("void main(void) {"),s.push("int colorFlag = int(flags) & 0xF;"),s.push("if (colorFlag != renderPass) {"),s.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),s.push("} else {"),s.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),s.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&s.push("      worldPosition.xyz = worldPosition.xyz + offset;"),s.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(s.push("vWorldPosition = worldPosition;"),s.push("vFlags = flags;")),s.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("gl_Position = clipPos;"),i.perspectivePoints?(s.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),s.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),s.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):s.push("gl_PointSize = pointSize;"),s.push("}"),s.push("}"),s}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState;let i,s;const r=t.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Points instancing depth vertex shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),r)for(o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("uniform bool sectionPlaneActive"+i+";"),o.push("uniform vec3 sectionPlanePos"+i+";"),o.push("uniform vec3 sectionPlaneDir"+i+";");if(o.push("const float   packUpScale = 256. / 255.;"),o.push("const float   unpackDownscale = 255. / 256.;"),o.push("const vec3    packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4    unpackFactors = unpackDownscale / vec4( packFactors, 1. );"),o.push("const float   shiftRight8 = 1.0 / 256.;"),o.push("vec4 packDepthToRGBA( const in float v ) {"),o.push("    vec4 r = vec4( fract( v * packFactors ), v );"),o.push("    r.yzw -= r.xyz * shiftRight8;"),o.push("    return r * packUpScale;"),o.push("}"),o.push("out vec4 outColor;"),o.push("void main(void) {"),e.pointsMaterial.roundPoints&&(o.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),o.push("  float r = dot(cxy, cxy);"),o.push("  if (r > 1.0) {"),o.push("       discard;"),o.push("  }")),r){for(o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;"),i=0,s=t.getNumAllocatedSectionPlanes();i<s;i++)o.push("if (sectionPlaneActive"+i+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+i+".xyz, vWorldPosition.xyz - sectionPlanePos"+i+".xyz), 0.0, 1000.0);"),o.push("}");o.push("if (dist > 0.0) { discard; }"),o.push("}")}return o.push("    outColor = packDepthToRGBA( gl_FragCoord.z); "),e.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}class eA extends Kl{_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry shadow drawing vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),i.push("uniform float pointSize;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag     = int(flags) & 0xF;"),i.push("bool visible      = (colorFlag > 0);"),i.push("bool transparent  = ((float(color.a) / 255.0) < 1.0);"),i.push("if (!visible || transparent) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  gl_Position = shadowProjMatrix * viewPosition;"),i.push("}"),i.push("gl_PointSize = pointSize;"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Instancing geometry depth drawing fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec3 vViewNormal;"),s.push("vec3 packNormalToRGB( const in vec3 normal ) {"),s.push("    return normalize( normal ) * 0.5 + 0.5;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),s.push("  float r = dot(cxy, cxy);"),s.push("  if (r > 1.0) {"),s.push("       discard;"),s.push("  }"),i){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("if (dist > 0.0) { discard; }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),s.push("}"),s}}const tA=d.vec3(),iA=d.vec3(),sA=d.vec3();d.vec3();const rA=d.mat4();class oA extends Jo{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.canvas.gl,n=r.camera,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,c=t.aabb,u=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=tA;let f;if(p[0]=d.safeInv(c[3]-c[0])*d.MAX_INT,p[1]=d.safeInv(c[4]-c[1])*d.MAX_INT,p[2]=d.safeInv(c[5]-c[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(p[0]),e.snapPickCoordinateScale[1]=d.safeInv(p[1]),e.snapPickCoordinateScale[2]=d.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=iA;if(l){const e=d.transformPoint3(h,l,sA);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=Y(u,t,rA),e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=u,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,p),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);let g=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,g+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,g+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,g+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1)),o.drawArraysInstanced(o.POINTS,0,a.positionsBuf.numItems,a.numInstances),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outNormal = ivec4(1.0, 1.0, 1.0, 1.0);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const nA=d.vec3(),aA=d.vec3(),lA=d.vec3();d.vec3();const AA=d.mat4();class hA extends Jo{constructor(e){super(e,!1,{instancing:!0})}drawLayer(e,t,i){if(!this._program&&(this._allocate(t),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,c=t.aabb,u=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));const p=nA;let f;if(p[0]=d.safeInv(c[3]-c[0])*d.MAX_INT,p[1]=d.safeInv(c[4]-c[1])*d.MAX_INT,p[2]=d.safeInv(c[5]-c[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(p[0]),e.snapPickCoordinateScale[1]=d.safeInv(p[1]),e.snapPickCoordinateScale[2]=d.safeInv(p[2]),l||0!==A[0]||0!==A[1]||0!==A[2]){const t=aA;if(l){const e=d.transformPoint3(h,l,lA);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=A[0],t[1]+=A[1],t[2]+=A[2],f=Y(u,t,AA),e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else f=u,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);let g=0;this._matricesUniformBlockBufferData.set(h,0),this._matricesUniformBlockBufferData.set(f,g+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,g+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,g+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1),n.drawArraysInstanced(n.POINTS,0,a.positionsBuf.numItems,a.numInstances),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}_allocate(){super._allocate();const e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}_bindProgram(){this._program.bind()}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class cA{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new Xl(this._scene,!1)),this._colorRenderer}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Jl(this._scene)),this._silhouetteRenderer}get depthRenderer(){return this._depthRenderer||(this._depthRenderer=new $l(this._scene)),this._depthRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new Yl(this._scene)),this._pickMeshRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new Zl(this._scene)),this._pickDepthRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new ql(this._scene)),this._occlusionRenderer}get shadowRenderer(){return this._shadowRenderer||(this._shadowRenderer=new eA(this._scene)),this._shadowRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new oA(this._scene,!1)),this._snapInitRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new hA(this._scene)),this._snapRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}const uA={};const dA=new Uint8Array(4),pA=new Float32Array(1),fA=new Float32Array(3),gA=new Float32Array(4);class mA{constructor(e){this.model=e.model,this.material=e.material,this.sortId="PointsInstancingLayer",this.layerIndex=e.layerIndex,this._renderers=function(e){const t=e.id;let i=uA[t];return i||(i=new cA(e),uA[t]=i,i._compile(),e.on("compile",(()=>{i._compile()})),e.on("destroyed",(()=>{delete uA[t],i._destroy()}))),i}(e.model.scene),this._aabb=d.collapseAABB3(),this._state=new vt({obb:d.OBB3(),numInstances:0,origin:e.origin?d.vec3(e.origin):null,geometry:e.geometry,positionsDecodeMatrix:e.geometry.positionsDecodeMatrix,colorsBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null,pickColorsBuf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=e.geometry.numIndices,this._pickColors=[],this._offsets=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=d.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,this.primitive=e.geometry.primitive}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}createPortion(e,t){const i=t.meshMatrix,s=t.pickColor;if(this._finalized)throw"Already finalized";this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(i[0]),this._modelMatrixCol0.push(i[4]),this._modelMatrixCol0.push(i[8]),this._modelMatrixCol0.push(i[12]),this._modelMatrixCol1.push(i[1]),this._modelMatrixCol1.push(i[5]),this._modelMatrixCol1.push(i[9]),this._modelMatrixCol1.push(i[13]),this._modelMatrixCol2.push(i[2]),this._modelMatrixCol2.push(i[6]),this._modelMatrixCol2.push(i[10]),this._modelMatrixCol2.push(i[14]),this._pickColors.push(s[0]),this._pickColors.push(s[1]),this._pickColors.push(s[2]),this._pickColors.push(s[3]),this._state.numInstances++;const r=this._portions.length;return this._portions.push({}),this._numPortions++,this.model.numPortions++,this._meshes.push(e),r}finalize(){if(this._finalized)throw"Already finalized";const e=this.model.scene.canvas.gl,t=this._pickColors.length/4,i=this._state,s=i.geometry;if(t>0){let s=!1;i.flagsBuf=new $e(e,e.ARRAY_BUFFER,new Float32Array(t),t,1,e.DYNAMIC_DRAW,s)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){const t=!1;i.offsetsBuf=new $e(e,e.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,e.DYNAMIC_DRAW,t),this._offsets=[]}if(s.positionsCompressed&&s.positionsCompressed.length>0){const t=!1;i.positionsBuf=new $e(e,e.ARRAY_BUFFER,s.positionsCompressed,s.positionsCompressed.length,3,e.STATIC_DRAW,t),i.positionsDecodeMatrix=d.mat4(s.positionsDecodeMatrix)}if(s.colorsCompressed&&s.colorsCompressed.length>0){const t=new Uint8Array(s.colorsCompressed),r=!1;i.colorsBuf=new $e(e,e.ARRAY_BUFFER,t,t.length,4,e.STATIC_DRAW,r)}if(this._modelMatrixCol0.length>0){const t=!1;i.modelMatrixCol0Buf=new $e(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,e.STATIC_DRAW,t),i.modelMatrixCol1Buf=new $e(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,e.STATIC_DRAW,t),i.modelMatrixCol2Buf=new $e(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,e.STATIC_DRAW,t),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[]}if(this._pickColors.length>0){const t=!1;i.pickColorsBuf=new $e(e,e.ARRAY_BUFFER,new Uint8Array(this._pickColors),this._pickColors.length,4,e.STATIC_DRAW,t),this._pickColors=[]}i.geometry=null,this._finalized=!0}initFlags(e,t,i){t&te&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ae&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ne&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&le&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&re&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Ae&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&se&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&ie&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&Ae?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&re?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){if(!this._finalized)throw"Not finalized";dA[0]=t[0],dA[1]=t[1],dA[2]=t[2],this._state.colorsBuf.setData(dA,3*e)}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i){if(!this._finalized)throw"Not finalized";const s=!!(t&te),r=!!(t&ne),o=!!(t&ae),n=!!(t&le),a=!!(t&Ae),l=!!(t&se),A=!!(t&ie);let h,c;h=!s||A||r||o&&!this.model.scene.highlightMaterial.glowThrough||n&&!this.model.scene.selectedMaterial.glowThrough?Ho.NOT_RENDERED:i?Ho.COLOR_TRANSPARENT:Ho.COLOR_OPAQUE,c=!s||A?Ho.NOT_RENDERED:n?Ho.SILHOUETTE_SELECTED:o?Ho.SILHOUETTE_HIGHLIGHTED:r?Ho.SILHOUETTE_XRAYED:Ho.NOT_RENDERED;let u=0;u=!s||A?Ho.NOT_RENDERED:n?Ho.EDGES_SELECTED:o?Ho.EDGES_HIGHLIGHTED:r?Ho.EDGES_XRAYED:a?i?Ho.EDGES_COLOR_TRANSPARENT:Ho.EDGES_COLOR_OPAQUE:Ho.NOT_RENDERED;let d=0;d|=h,d|=c<<4,d|=u<<8,d|=(s&&!A&&l?Ho.PICK:Ho.NOT_RENDERED)<<12,d|=(t&re?255:0)<<16,pA[0]=d,this._state.flagsBuf.setData(pA,e)}setOffset(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(fA[0]=t[0],fA[1]=t[1],fA[2]=t[2],this._state.offsetsBuf.setData(fA,3*e)):this.model.error("Entity#offset not enabled for this Viewer")}setMatrix(e,t){if(!this._finalized)throw"Not finalized";const i=4*e;gA[0]=t[0],gA[1]=t[4],gA[2]=t[8],gA[3]=t[12],this._state.modelMatrixCol0Buf.setData(gA,i),gA[0]=t[1],gA[1]=t[5],gA[2]=t[9],gA[3]=t[13],this._state.modelMatrixCol1Buf.setData(gA,i),gA[0]=t[2],gA[1]=t[6],gA[2]=t[10],gA[3]=t[14],this._state.modelMatrixCol2Buf.setData(gA,i)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_XRAYED)}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_HIGHLIGHTED)}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_SELECTED)}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawEdgesXRayed(e,t){}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE)}drawShadow(e,t){}drawPickMesh(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Ho.PICK)}drawPickDepths(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Ho.PICK)}drawPickNormals(e,t){}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ho.PICK)}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ho.PICK)}destroy(){const e=this._state;e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy()}}const _A=d.vec3(),vA=d.vec3(),bA=d.mat4();class yA{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c}=o,u=r.viewMatrix;if(!this._program&&(this._allocate(),this.errors))return;let p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uPerObjectDecodeMatrix,this._uPerVertexPosition,this.uPerObjectColorAndFlags,this._uPerObjectMatrix);const f=0!==A[0]||0!==A[1]||0!==A[2],g=0!==h[0]||0!==h[1]||0!==h[2];if(f||g){const e=_A;if(f){const t=d.transformPoint3(c,A,vA);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],p=Y(u,e,bA)}else p=u;if(n.uniformMatrix4fv(this._uSceneModelMatrix,!1,c),n.uniformMatrix4fv(this._uViewMatrix,!1,p),n.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),n.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const m=s._sectionPlanesState.getNumAllocatedSectionPlanes(),_=s._sectionPlanesState.sectionPlanes.length;if(m>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,r=o.renderFlags;for(let t=0;t<m;t++){const s=this._uSectionPlanes[t];if(s)if(t<_){const a=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,a?1:0),a){const i=e[t];if(A){const e=ee(i.dist,i.dir,A,_A,o.matrix);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,8),n.drawArrays(n.LINES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,16),n.drawArrays(n.LINES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,32),n.drawArrays(n.LINES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new qe(t,this._buildShader()),this._program.errors)return this.errors=this._program.errors,void console.error(this.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uPerObjectDecodeMatrix="uPerObjectDecodeMatrix",this.uPerObjectColorAndFlags="uPerObjectColorAndFlags",this._uPerVertexPosition="uPerVertexPosition",this._uPerLineIndices="uPerLineIndices",this._uPerLineObject="uPerLineObject",this._uPerObjectMatrix="uPerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t.camera.project;if(s.bind(),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// LinesDataTextureColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled,i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uPerObjectDecodeMatrix;"),i.push("uniform highp sampler2D uPerObjectMatrix;"),i.push("uniform lowp usampler2D uPerObjectColorAndFlags;"),i.push("uniform mediump usampler2D uPerVertexPosition;"),i.push("uniform highp usampler2D uPerLineIndices;"),i.push("uniform mediump usampler2D uPerLineObject;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("  int lineIndex = gl_VertexID / 2;"),i.push("  int h_packed_object_id_index = (lineIndex >> 3) & 4095;"),i.push("  int v_packed_object_id_index = (lineIndex >> 3) >> 12;"),i.push("  int objectIndex = int(texelFetch(uPerLineObject, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("  ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("  uvec4 flags = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("  uvec4 flags2 = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("  if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("      return;"),i.push("  } else {"),i.push("      ivec4 packedVertexBase = ivec4(texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("      ivec4 packedLineIndexBaseOffset = ivec4(texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("      int lineIndexBaseOffset = (packedLineIndexBaseOffset.r << 24) + (packedLineIndexBaseOffset.g << 16) + (packedLineIndexBaseOffset.b << 8) + packedLineIndexBaseOffset.a;"),i.push("      int h_index = (lineIndex - lineIndexBaseOffset) & 4095;"),i.push("      int v_index = (lineIndex - lineIndexBaseOffset) >> 12;"),i.push("      ivec3 vertexIndices = ivec3(texelFetch(uPerLineIndices, ivec2(h_index, v_index), 0));"),i.push("      ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("      int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("      int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("      mat4 objectInstanceMatrix = mat4 (texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("      mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("      uvec4 flags = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("      uvec4 flags2 = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("      vec3 position = vec3(texelFetch(uPerVertexPosition, ivec2(indexPositionH, indexPositionV), 0));"),i.push("      uvec4 color = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("      if (color.a == 0u) {"),i.push("          gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("          return;"),i.push("      };"),i.push("      vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2.r;")),i.push("      vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("      vFragDepth = 1.0 + clipPos.w;"),i.push("      isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("      gl_Position = clipPos;"),i.push("      vec4 rgb = vec4(color.rgba);"),i.push("      vColor = vec4(float(rgb.r*0.5) / 255.0, float(rgb.g*0.5) / 255.0, float(rgb.b*0.5) / 255.0, float(rgb.a) / 255.0);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// LinesDataTextureColorRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),i){s.push("in vec4 vWorldPosition;"),s.push("flat in uint vFlags2;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = vFlags2 > 0u;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { "),s.push("      discard;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("   outColor            = vColor;"),s.push("}"),s}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class xA{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null)}eagerCreateRenders(){}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new yA(this._scene,!1)),this._colorRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy()}}const BA={};class wA{constructor(){this.positionsCompressed=[],this.lenPositionsCompressed=0,this.indices8Bits=[],this.lenIndices8Bits=0,this.indices16Bits=[],this.lenIndices16Bits=0,this.indices32Bits=[],this.lenIndices32Bits=0,this.perObjectColors=[],this.perObjectPickColors=[],this.perObjectSolid=[],this.perObjectOffsets=[],this.perObjectPositionsDecodeMatrices=[],this.perObjectInstancePositioningMatrices=[],this.perObjectVertexBases=[],this.perObjectIndexBaseOffsets=[],this.perLineNumberPortionId8Bits=[],this.perLineNumberPortionId16Bits=[],this.perLineNumberPortionId32Bits=[]}}class PA{constructor(){this.texturePerObjectColorsAndFlags=null,this.texturePerObjectOffsets=null,this.texturePerObjectInstanceMatrices=null,this.texturePerObjectPositionsDecodeMatrix=null,this.texturePerVertexIdCoordinates=null,this.texturePerLineIdPortionIds8Bits=null,this.texturePerLineIdPortionIds16Bits=null,this.texturePerLineIdPortionIds32Bits=null,this.texturePerLineIdIndices8Bits=null,this.texturePerLineIdIndices16Bits=null,this.texturePerLineIdIndices32Bits=null,this.textureModelMatrices=null}finalize(){this.indicesPerBitnessTextures={8:this.texturePerLineIdIndices8Bits,16:this.texturePerLineIdIndices16Bits,32:this.texturePerLineIdIndices32Bits},this.indicesPortionIdsPerBitnessTextures={8:this.texturePerLineIdPortionIds8Bits,16:this.texturePerLineIdPortionIds16Bits,32:this.texturePerLineIdPortionIds32Bits}}bindCommonTextures(e,t,i,s,r){this.texturePerObjectPositionsDecodeMatrix.bindTexture(e,t,1),this.texturePerVertexIdCoordinates.bindTexture(e,i,2),this.texturePerObjectColorsAndFlags.bindTexture(e,s,3),this.texturePerObjectInstanceMatrices.bindTexture(e,r,4)}bindLineIndicesTextures(e,t,i,s){this.indicesPortionIdsPerBitnessTextures[s].bindTexture(e,t,5),this.indicesPerBitnessTextures[s].bindTexture(e,i,6)}}class CA{constructor(e,t,i,s,r=null){this._gl=e,this._texture=t,this._textureWidth=i,this._textureHeight=s,this._textureData=r}bindTexture(e,t,i){return e.bindTexture(t,this,i)}bind(e){return this._gl.activeTexture(this._gl["TEXTURE"+e]),this._gl.bindTexture(this._gl.TEXTURE_2D,this._texture),!0}unbind(e){}}const MA={sizeDataColorsAndFlags:0,sizeDataPositionDecodeMatrices:0,sizeDataTextureOffsets:0,sizeDataTexturePositions:0,sizeDataTextureIndices:0,sizeDataTexturePortionIds:0,numberOfGeometries:0,numberOfPortions:0,numberOfLayers:0,numberOfTextures:0,totalLines:0,totalLines8Bits:0,totalLines16Bits:0,totalLines32Bits:0,cannotCreatePortion:{because10BitsObjectId:0,becauseTextureSize:0},overheadSizeAlignementIndices:0,overheadSizeAlignementEdgeIndices:0};window.printDataTextureRamStats=function(){console.log(JSON.stringify(MA,null,4));let e=0;Object.keys(MA).forEach((t=>{t.startsWith("size")&&(e+=MA[t])})),console.log(`Total size ${e} bytes (${(e/1e3/1e3).toFixed(2)} MB)`),console.log(`Avg bytes / triangle: ${(e/MA.totalLines).toFixed(2)}`);let t={};Object.keys(MA).forEach((i=>{i.startsWith("size")&&(t[i]=`${(MA[i]/e*100).toFixed(2)} % of total`)})),console.log(JSON.stringify({percentualRamUsage:t},null,4))};class EA{disableBindedTextureFiltering(e){e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE)}generateTextureForColorsAndFlags(e,t,i,s,r){const o=t.length;this.numPortions=o;const n=4096,a=Math.ceil(o/512);if(0===a)throw"texture height===0";const l=new Uint8Array(16384*a);MA.sizeDataColorsAndFlags+=l.byteLength,MA.numberOfTextures++;for(let e=0;e<o;e++)l.set(t[e],32*e+0),l.set(i[e],32*e+4),l.set([0,0,0,0],32*e+8),l.set([0,0,0,0],32*e+12),l.set([s[e]>>24&255,s[e]>>16&255,s[e]>>8&255,255&s[e]],32*e+16),l.set([r[e]>>24&255,r[e]>>16&255,r[e]>>8&255,255&r[e]],32*e+20);const A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA8UI,n,a),e.texSubImage2D(e.TEXTURE_2D,0,0,0,n,a,e.RGBA_INTEGER,e.UNSIGNED_BYTE,l,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new CA(e,A,n,a,l)}generateTextureForObjectOffsets(e,t){const i=512,s=Math.ceil(t/i);if(0===s)throw"texture height===0";const r=new Float32Array(1536*s).fill(0);MA.sizeDataTextureOffsets+=r.byteLength,MA.numberOfTextures++;const o=e.createTexture();return e.bindTexture(e.TEXTURE_2D,o),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32F,i,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,i,s,e.RGB,e.FLOAT,r,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new CA(e,o,i,s,r)}generateTextureForInstancingMatrices(e,t){const i=t.length;if(0===i)throw"num instance matrices===0";const s=2048,r=Math.ceil(i/512),o=new Float32Array(8192*r);MA.numberOfTextures++;for(let e=0;e<t.length;e++)o.set(t[e],16*e);const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r,o)}generateTextureForPositionsDecodeMatrices(e,t){const i=t.length;if(0===i)throw"num decode+entity matrices===0";const s=2048,r=Math.ceil(i/512),o=new Float32Array(8192*r);MA.sizeDataPositionDecodeMatrices+=o.byteLength,MA.numberOfTextures++;for(let e=0;e<t.length;e++)o.set(t[e],16*e);const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r)}generateTextureFor8BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint8Array(s*r*3);MA.sizeDataTextureIndices+=o.byteLength,MA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB8UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_BYTE,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r)}generateTextureFor16BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r*3);MA.sizeDataTextureIndices+=o.byteLength,MA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_SHORT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r)}generateTextureFor32BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint32Array(s*r*3);MA.sizeDataTextureIndices+=o.byteLength,MA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_INT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r)}generateTextureForPositions(e,t,i){const s=i/3,r=4096,o=Math.ceil(s/r);if(0===o)throw"texture height===0";const n=new Uint16Array(r*o*3);MA.sizeDataTexturePositions+=n.byteLength,MA.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];n.set(s,i),i+=s.length}const a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,r,o),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,o,e.RGB_INTEGER,e.UNSIGNED_SHORT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new CA(e,a,r,o)}generateTextureForPackedPortionIds(e,t){if(0===t.length)return{texture:null,textureHeight:0};const i=t.length,s=4096,r=Math.ceil(i/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r);o.set(t,0),MA.sizeDataTexturePortionIds+=o.byteLength,MA.numberOfTextures++;const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.R16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RED_INTEGER,e.UNSIGNED_SHORT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r)}}const FA=new In,IA=FA.maxDataTextureHeight,DA=new Float32Array(16),SA=new Uint8Array(4),TA=new Float32Array(3);let RA=0;const LA=d.identityMat4();class UA{constructor(e,t){MA.numberOfLayers++,this._layerNumber=RA++,this.sortId=`TriDTX-${this._layerNumber}`,this.layerIndex=t.layerIndex,this._renderers=function(e){const t=e.id;let i=BA[t];return i||(i=new xA(e),BA[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(()=>{i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(()=>{delete BA[t],i._destroy()}))),i}(e.scene),this.model=e,this._buffer=new wA,this._dataTextureState=new PA,this._dataTextureGenerator=new EA,this._state=new vt({origin:d.vec3(t.origin),textureState:this._dataTextureState,numIndices8Bits:0,numIndices16Bits:0,numIndices32Bits:0,numVertices:0}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._subPortions=[],this._portionToSubPortionsMap=[],this._bucketGeometries={},this._meshes=[],this._aabb=d.collapseAABB3(),this.aabbDirty=!0,this._numUpdatesInFrame=0,this.primitive=t.primitive,this._finalized=!1}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e){if(this._finalized)throw"Already finalized";const t=e.buckets.length;this._numPortions+t>65536&&MA.cannotCreatePortion.because10BitsObjectId++;let i=this._numPortions+t<=65536;const s=void 0!==e.geometryId&&null!==e.geometryId?`${e.geometryId}#0`:`${e.id}#0`;if(!this._bucketGeometries[s]){const t=Math.max(this._state.numIndices8Bits,this._state.numIndices16Bits,this._state.numIndices32Bits);let s=0,r=0;e.buckets.forEach((e=>{s+=e.positionsCompressed.length/3,r+=e.indices.length/2})),(this._state.numVertices+s>4096*IA||t+r>4096*IA)&&MA.cannotCreatePortion.becauseTextureSize++,i&&=this._state.numVertices+s<=4096*IA&&t+r<=4096*IA}return i}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=[];t.buckets.forEach(((e,s)=>{const r=void 0!==t.geometryId&&null!==t.geometryId?`${t.geometryId}#${s}`:`${t.id}#${s}`;let o=this._bucketGeometries[r];o||(o=this._createBucketGeometry(t,e),this._bucketGeometries[r]=o);const n=this._createSubPortion(t,o,e);i.push(n)}));const s=this._portionToSubPortionsMap.length;return this._portionToSubPortionsMap.push(i),this.model.numPortions++,this._meshes.push(e),s}_createBucketGeometry(e,t){if(t.indices){const e=8*Math.ceil(t.indices.length/2/8)*2;MA.overheadSizeAlignementIndices+=2*(e-t.indices.length);const i=new Uint32Array(e);i.fill(0),i.set(t.indices),t.indices=i}const i=t.positionsCompressed,s=t.indices,r=this._buffer;r.positionsCompressed.push(i);const o=r.lenPositionsCompressed/3,n=i.length/3;let a;r.lenPositionsCompressed+=i.length;let l=0;if(s){let e;l=s.length/2,n<=256?(e=r.indices8Bits,a=r.lenIndices8Bits/2,r.lenIndices8Bits+=s.length):n<=65536?(e=r.indices16Bits,a=r.lenIndices16Bits/2,r.lenIndices16Bits+=s.length):(e=r.indices32Bits,a=r.lenIndices32Bits/2,r.lenIndices32Bits+=s.length),e.push(s)}this._state.numVertices+=n,MA.numberOfGeometries++;return{vertexBase:o,numVertices:n,numLines:l,indicesBase:a}}_createSubPortion(e,t){const i=e.color,s=e.colors,r=e.opacity,o=e.meshMatrix,n=e.pickColor,a=this._buffer,l=this._state;a.perObjectPositionsDecodeMatrices.push(e.positionsDecodeMatrix),a.perObjectInstancePositioningMatrices.push(o||LA),a.perObjectSolid.push(!!e.solid),s?a.perObjectColors.push([255*s[0],255*s[1],255*s[2],255]):i&&a.perObjectColors.push([i[0],i[1],i[2],r]),a.perObjectPickColors.push(n),a.perObjectVertexBases.push(t.vertexBase);{let e;e=t.numVertices<=256?l.numIndices8Bits:t.numVertices<=65536?l.numIndices16Bits:l.numIndices32Bits,a.perObjectIndexBaseOffsets.push(e/2-t.indicesBase)}const A=this._subPortions.length;if(t.numLines>0){let e,i=2*t.numLines;t.numVertices<=256?(e=a.perLineNumberPortionId8Bits,l.numIndices8Bits+=i,MA.totalLines8Bits+=t.numLines):t.numVertices<=65536?(e=a.perLineNumberPortionId16Bits,l.numIndices16Bits+=i,MA.totalLines16Bits+=t.numLines):(e=a.perLineNumberPortionId32Bits,l.numIndices32Bits+=i,MA.totalLines32Bits+=t.numLines),MA.totalLines+=t.numLines;for(let i=0;i<t.numLines;i+=8)e.push(A)}return this._subPortions.push({numVertices:t.numLines}),this._numPortions++,MA.numberOfPortions++,A}finalize(){if(this._finalized)return;const e=this._state,t=this._dataTextureState,i=this.model.scene.canvas.gl,s=this._buffer;e.gl=i,t.texturePerObjectColorsAndFlags=this._dataTextureGenerator.generateTextureForColorsAndFlags(i,s.perObjectColors,s.perObjectPickColors,s.perObjectVertexBases,s.perObjectIndexBaseOffsets,s.perObjectSolid),t.texturePerObjectInstanceMatrices=this._dataTextureGenerator.generateTextureForInstancingMatrices(i,s.perObjectInstancePositioningMatrices),t.texturePerObjectPositionsDecodeMatrix=this._dataTextureGenerator.generateTextureForPositionsDecodeMatrices(i,s.perObjectPositionsDecodeMatrices),t.texturePerVertexIdCoordinates=this._dataTextureGenerator.generateTextureForPositions(i,s.positionsCompressed,s.lenPositionsCompressed),t.texturePerLineIdPortionIds8Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(i,s.perLineNumberPortionId8Bits),t.texturePerLineIdPortionIds16Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(i,s.perLineNumberPortionId16Bits),t.texturePerLineIdPortionIds32Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(i,s.perLineNumberPortionId32Bits),s.lenIndices8Bits>0&&(t.texturePerLineIdIndices8Bits=this._dataTextureGenerator.generateTextureFor8BitIndices(i,s.indices8Bits,s.lenIndices8Bits)),s.lenIndices16Bits>0&&(t.texturePerLineIdIndices16Bits=this._dataTextureGenerator.generateTextureFor16BitIndices(i,s.indices16Bits,s.lenIndices16Bits)),s.lenIndices32Bits>0&&(t.texturePerLineIdIndices32Bits=this._dataTextureGenerator.generateTextureFor32BitIndices(i,s.indices32Bits,s.lenIndices32Bits)),t.finalize(),this._buffer=null,this._bucketGeometries={},this._finalized=!0,this._deferredSetFlagsDirty=!1,this._onSceneRendering=this.model.scene.on("rendering",(()=>{this._deferredSetFlagsDirty&&this._uploadDeferredFlags(),this._numUpdatesInFrame=0}))}initFlags(e,t,i){t&te&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ae&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ne&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&le&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&re&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&se&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&ie&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,true),this._setFlags2(e,t,true)}flushInitFlags(){this._setDeferredFlags(),this._setDeferredFlags2()}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&re?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags2(e,t)}_beginDeferredFlags(){this._deferredSetFlagsActive=!0}_uploadDeferredFlags(){if(this._deferredSetFlagsActive=!1,!this._deferredSetFlagsDirty)return;this._deferredSetFlagsDirty=!1;const e=this.model.scene.canvas.gl,t=this._dataTextureState;e.bindTexture(e.TEXTURE_2D,t.texturePerObjectColorsAndFlags._texture),e.texSubImage2D(e.TEXTURE_2D,0,0,0,t.texturePerObjectColorsAndFlags._textureWidth,t.texturePerObjectColorsAndFlags._textureHeight,e.RGBA_INTEGER,e.UNSIGNED_BYTE,t.texturePerObjectColorsAndFlags._textureData)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numCulledLayerPortions+=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions-=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetColor(i[e],t)}_subPortionSetColor(e,t){if(!this._finalized)throw"Not finalized";const i=this._dataTextureState,s=this.model.scene.canvas.gl;SA[0]=t[0],SA[1]=t[1],SA[2]=t[2],SA[3]=t[3],i.texturePerObjectColorsAndFlags._textureData.set(SA,32*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectColorsAndFlags._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*8,Math.floor(e/512),1,1,s.RGBA_INTEGER,s.UNSIGNED_BYTE,SA))}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i,s=!1){const r=this._portionToSubPortionsMap[e];for(let e=0,o=r.length;e<o;e++)this._subPortionSetFlags(r[e],t,i,s)}_subPortionSetFlags(e,t,i,s=!1){if(!this._finalized)throw"Not finalized";const r=!!(t&te),o=!!(t&ne),n=!!(t&ie);let a,l;a=!r||n||o?Ho.NOT_RENDERED:i?Ho.COLOR_TRANSPARENT:Ho.COLOR_OPAQUE,l=!r||n?Ho.NOT_RENDERED:!!(t&le)?Ho.SILHOUETTE_SELECTED:!!(t&ae)?Ho.SILHOUETTE_HIGHLIGHTED:o?Ho.SILHOUETTE_XRAYED:Ho.NOT_RENDERED;let A=r&&!n&&!!(t&se)?Ho.PICK:Ho.NOT_RENDERED;const h=this._dataTextureState,c=this.model.scene.canvas.gl;SA[0]=a,SA[1]=l,SA[3]=A,h.texturePerObjectColorsAndFlags._textureData.set(SA,32*e+8),this._deferredSetFlagsActive||s?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),c.bindTexture(c.TEXTURE_2D,h.texturePerObjectColorsAndFlags._texture),c.texSubImage2D(c.TEXTURE_2D,0,e%512*8+2,Math.floor(e/512),1,1,c.RGBA_INTEGER,c.UNSIGNED_BYTE,SA))}_setDeferredFlags(){}_setFlags2(e,t,i=!1){const s=this._portionToSubPortionsMap[e];for(let e=0,r=s.length;e<r;e++)this._subPortionSetFlags2(s[e],t,i)}_subPortionSetFlags2(e,t,i=!1){if(!this._finalized)throw"Not finalized";const s=t&re?255:0,r=this._dataTextureState,o=this.model.scene.canvas.gl;SA[0]=s,SA[1]=0,SA[2]=1,SA[3]=2,r.texturePerObjectColorsAndFlags._textureData.set(SA,32*e+12),this._deferredSetFlagsActive||i?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),o.bindTexture(o.TEXTURE_2D,r.texturePerObjectColorsAndFlags._texture),o.texSubImage2D(o.TEXTURE_2D,0,e%512*8+3,Math.floor(e/512),1,1,o.RGBA_INTEGER,o.UNSIGNED_BYTE,SA))}_setDeferredFlags2(){}setOffset(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetOffset(i[e],t)}_subPortionSetOffset(e,t){if(!this._finalized)throw"Not finalized";const i=this._dataTextureState,s=this.model.scene.canvas.gl;TA[0]=t[0],TA[1]=t[1],TA[2]=t[2],i.texturePerObjectOffsets._textureData.set(TA,3*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectOffsets._texture),s.texSubImage2D(s.TEXTURE_2D,0,0,e,1,1,s.RGB,s.FLOAT,TA))}setMatrix(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetMatrix(i[e],t)}_subPortionSetMatrix(e,t){if(!this._finalized)throw"Not finalized";const i=this._dataTextureState,s=this.model.scene.canvas.gl;DA.set(t),i.texturePerObjectInstanceMatrices._textureData.set(DA,16*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectInstanceMatrices._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*4,Math.floor(e/512),4,1,s.RGBA,s.FLOAT,DA))}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE)}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT)}drawDepth(e,t){}drawNormals(e,t){}drawSilhouetteXRayed(e,t){}drawSilhouetteHighlighted(e,t){}drawSilhouetteSelected(e,t){}drawEdgesColorOpaque(e,t){}drawEdgesColorTransparent(e,t){}drawEdgesHighlighted(e,t){}drawEdgesSelected(e,t){}drawEdgesXRayed(e,t){}drawOcclusion(e,t){}drawShadow(e,t){}setPickMatrices(e,t){}drawPickMesh(e,t){}drawPickDepths(e,t){}drawSnapInit(e,t){}drawSnap(e,t){}drawPickNormals(e,t){}destroy(){if(this._destroyed)return;const e=this._state;this.model.scene.off(this._onSceneRendering),e.destroy(),this._destroyed=!0}}const OA=d.vec3(),kA=d.vec3(),NA=d.vec3();d.vec3();const QA=d.vec4(),VA=d.mat4();class HA{constructor(e,t){this._scene=e,this._withSAO=t,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c}=o;if(!this._program&&(this._allocate(),this.errors))return;let u,p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const f=0!==A[0]||0!==A[1]||0!==A[2],g=0!==h[0]||0!==h[1]||0!==h[2];if(f||g){const e=OA;if(f){const t=d.transformPoint3(c,A,kA);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],u=Y(r.viewMatrix,e,VA),p=NA,p[0]=r.eye[0]-e[0],p[1]=r.eye[1]-e[1],p[2]=r.eye[2]-e[2]}else u=r.viewMatrix,p=r.eye;if(n.uniformMatrix4fv(this._uSceneModelMatrix,!1,c),n.uniformMatrix4fv(this._uViewMatrix,!1,u),n.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),n.uniform3fv(this._uCameraEyeRtc,p),n.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const m=s._sectionPlanesState.getNumAllocatedSectionPlanes(),_=s._sectionPlanesState.sectionPlanes.length;if(m>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,r=o.renderFlags;for(let t=0;t<m;t++){const s=this._uSectionPlanes[t];if(s)if(t<_){const a=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,a?1:0),a){const i=e[t];if(A){const e=ee(i.dist,i.dir,A,OA,o.matrix);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl,i=e._lightsState;if(this._program=new qe(t,this._buildShader()),this._program.errors)return this.errors=this._program.errors,void console.error(this.errors);const s=this._program;this._uRenderPass=s.getLocation("renderPass"),this._uLightAmbient=s.getLocation("lightAmbient"),this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];const r=i.lights;let o;for(let e=0,t=r.length;e<t;e++)switch(o=r[e],o.type){case"dir":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=null,this._uLightDir[e]=s.getLocation("lightDir"+e);break;case"point":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=s.getLocation("lightPos"+e),this._uLightDir[e]=null,this._uLightAttenuation[e]=s.getLocation("lightAttenuation"+e);break;case"spot":this._uLightColor[e]=s.getLocation("lightColor"+e),this._uLightPos[e]=s.getLocation("lightPos"+e),this._uLightDir[e]=s.getLocation("lightDir"+e),this._uLightAttenuation[e]=s.getLocation("lightAttenuation"+e)}this._uSceneModelMatrix=s.getLocation("sceneModelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,i=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<i;t++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+t),pos:s.getLocation("sectionPlanePos"+t),dir:s.getLocation("sectionPlaneDir"+t)});this._withSAO&&(this._uOcclusionTexture="uOcclusionTexture",this._uSAOParams=s.getLocation("uSAOParams")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=s.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t._lightsState.lights,o=t.camera.project;s.bind(),this._uLightAmbient&&i.uniform4fv(this._uLightAmbient,t._lightsState.getAmbientColorAndIntensity());for(let e=0,t=r.length;e<t;e++){const t=r[e];this._uLightColor[e]&&i.uniform4f(this._uLightColor[e],t.color[0],t.color[1],t.color[2],t.intensity),this._uLightPos[e]&&(i.uniform3fv(this._uLightPos[e],t.pos),this._uLightAttenuation[e]&&i.uniform1f(this._uLightAttenuation[e],t.attenuation)),this._uLightDir[e]&&i.uniform3fv(this._uLightDir[e],t.dir)}if(this._withSAO){const s=t.sao;if(s.possible){const t=i.drawingBufferWidth,r=i.drawingBufferHeight;QA[0]=t,QA[1]=r,QA[2]=s.blendCutoff,QA[3]=s.blendFactor,i.uniform4fv(this._uSAOParams,QA),this._program.bindTexture(this._uOcclusionTexture,e.occlusionTexture,10)}}if(t.logarithmicDepthBufferEnabled){const e=2/(Math.log(o.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState,i=e._lightsState,s=t.getNumAllocatedSectionPlanes()>0;let r;const o=[];o.push("#version 300 es"),o.push("// TrianglesDataTextureColorRenderer vertex shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("precision highp usampler2D;"),o.push("precision highp isampler2D;"),o.push("precision highp sampler2D;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("precision mediump usampler2D;"),o.push("precision mediump isampler2D;"),o.push("precision mediump sampler2D;"),o.push("#endif"),o.push("uniform int renderPass;"),o.push("uniform mat4 sceneModelMatrix;"),o.push("uniform mat4 viewMatrix;"),o.push("uniform mat4 projMatrix;"),o.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),o.push("uniform highp sampler2D uTexturePerObjectMatrix;"),o.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),o.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),o.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),o.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),o.push("uniform vec3 uCameraEyeRtc;"),o.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("out float isPerspective;")),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("uniform vec4 lightAmbient;");for(let e=0,t=i.lights.length;e<t;e++)r=i.lights[e],"ambient"!==r.type&&(o.push("uniform vec4 lightColor"+e+";"),"dir"===r.type&&o.push("uniform vec3 lightDir"+e+";"),"point"===r.type&&o.push("uniform vec3 lightPos"+e+";"),"spot"===r.type&&(o.push("uniform vec3 lightPos"+e+";"),o.push("uniform vec3 lightDir"+e+";")));s&&(o.push("out vec4 vWorldPosition;"),o.push("flat out uint vFlags2;")),o.push("out vec4 vColor;"),o.push("void main(void) {"),o.push("int polygonIndex = gl_VertexID / 3;"),o.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),o.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),o.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),o.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),o.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),o.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),o.push("if (int(flags.x) != renderPass) {"),o.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),o.push("   return;"),o.push("} else {"),o.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),o.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),o.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),o.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),o.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),o.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),o.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),o.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),o.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),o.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),o.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),o.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),o.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),o.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),o.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),o.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),o.push("if (color.a == 0u) {"),o.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),o.push("   return;"),o.push("};"),o.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),o.push("vec3 position;"),o.push("position = positions[gl_VertexID % 3];"),o.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),o.push("if (solid != 1u) {"),o.push("if (isPerspectiveMatrix(projMatrix)) {"),o.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),o.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),o.push("position = positions[2 - (gl_VertexID % 3)];"),o.push("viewNormal = -viewNormal;"),o.push("}"),o.push("} else {"),o.push("if (viewNormal.z < 0.0) {"),o.push("position = positions[2 - (gl_VertexID % 3)];"),o.push("viewNormal = -viewNormal;"),o.push("}"),o.push("}"),o.push("}"),o.push("vec4 worldPosition = sceneModelMatrix * ((objectDecodeAndInstanceMatrix * vec4(position, 1.0))); "),o.push("vec4 viewPosition = viewMatrix * worldPosition; "),o.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),o.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),o.push("float lambertian = 1.0;");for(let e=0,t=i.lights.length;e<t;e++)if(r=i.lights[e],"ambient"!==r.type){if("dir"===r.type)"view"===r.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===r.type)"view"===r.space?o.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):o.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==r.type)continue;"view"===r.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}o.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),o.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}return o.push("vec3 rgb = vec3(color.rgb) / 255.0;"),o.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),o.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(o.push("vWorldPosition = worldPosition;"),o.push("vFlags2 = flags2.r;")),o.push("gl_Position = clipPos;"),o.push("}"),o.push("}"),o}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// TrianglesDataTextureColorRenderer fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),i){s.push("in vec4 vWorldPosition;"),s.push("flat in uint vFlags2;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("uniform bool sectionPlaneActive"+e+";"),s.push("uniform vec3 sectionPlanePos"+e+";"),s.push("uniform vec3 sectionPlaneDir"+e+";")}if(s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),i){s.push("  bool clippable = vFlags2 > 0u;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(let e=0,i=t.getNumAllocatedSectionPlanes();e<i;e++)s.push("if (sectionPlaneActive"+e+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { "),s.push("      discard;"),s.push("  }"),s.push("}")}return e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor            = vec4(vColor.rgb * ambient, 1.0);")):s.push("   outColor            = vColor;"),s.push("}"),s}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const jA=new Float32Array([1,1,1]),GA=d.vec3(),zA=d.vec3(),WA=d.vec3();d.vec3();const KA=d.mat4();class XA{constructor(e,t){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c}=o,u=r.viewMatrix;if(!this._program&&(this._allocate(),this.errors))return;let p,f;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),A||0!==h[0]||0!==h[1]||0!==h[2]){const e=GA;if(A){const t=zA;d.transformPoint3(c,A,t),e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],p=Y(u,e,KA),f=WA,f[0]=r.eye[0]-e[0],f[1]=r.eye[1]-e[1],f[2]=r.eye[2]-e[2]}else p=u,f=r.eye;if(n.uniform3fv(this._uCameraEyeRtc,f),n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uWorldMatrix,!1,c),n.uniformMatrix4fv(this._uViewMatrix,!1,p),n.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),i===Ho.SILHOUETTE_XRAYED){const e=s.xrayMaterial._state,t=e.fillColor,i=e.fillAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else if(i===Ho.SILHOUETTE_HIGHLIGHTED){const e=s.highlightMaterial._state,t=e.fillColor,i=e.fillAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else if(i===Ho.SILHOUETTE_SELECTED){const e=s.selectedMaterial._state,t=e.fillColor,i=e.fillAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else n.uniform4fv(this._uColor,jA);if(s.logarithmicDepthBufferEnabled){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const g=s._sectionPlanesState.getNumAllocatedSectionPlanes(),m=s._sectionPlanesState.sectionPlanes.length;if(g>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*m,r=o.renderFlags;for(let t=0;t<g;t++){const s=this._uSectionPlanes[t];if(s)if(t<m){const a=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,a?1:0),a){const i=e[t];if(A){const e=ee(i.dist,i.dir,A,GA,o.matrix);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new qe(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uColor=i.getLocation("color"),this._uWorldMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=t.camera.project;if(this._program.bind(),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture silhouette vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.y) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix *  (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture draw fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("uniform vec4 color;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    outColor = color;"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const JA=new Float32Array([0,0,0,1]),YA=d.vec3(),ZA=d.vec3();d.vec3();const qA=d.mat4();class $A{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c}=s,u=o.viewMatrix;if(!this._program&&(this._allocate(t),this.errors))return;let p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const f=0!==A[0]||0!==A[1]||0!==A[2],g=0!==h[0]||0!==h[1]||0!==h[2];if(f||g){const e=YA;if(f){const t=d.transformPoint3(c,A,ZA);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],p=Y(u,e,qA)}else p=u;if(n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,c),n.uniformMatrix4fv(this._uViewMatrix,!1,p),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix),i===Ho.EDGES_XRAYED){const e=r.xrayMaterial._state,t=e.edgeColor,i=e.edgeAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else if(i===Ho.EDGES_HIGHLIGHTED){const e=r.highlightMaterial._state,t=e.edgeColor,i=e.edgeAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else if(i===Ho.EDGES_SELECTED){const e=r.selectedMaterial._state,t=e.edgeColor,i=e.edgeAlpha;n.uniform4f(this._uColor,t[0],t[1],t[2],i)}else n.uniform4fv(this._uColor,JA);const m=r._sectionPlanesState.getNumAllocatedSectionPlanes(),_=r._sectionPlanesState.sectionPlanes.length;if(m>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,o=s.renderFlags;for(let t=0;t<m;t++){const r=this._uSectionPlanes[t];if(r)if(t<_){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=ee(i.dist,i.dir,A,YA,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),n.drawArrays(n.LINES,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),n.drawArrays(n.LINES,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),n.drawArrays(n.LINES,0,a.numEdgeIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new qe(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uColor=i.getLocation("color"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uWorldMatrix=i.getLocation("worldMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix"}_bindProgram(){const e=this._scene,t=e.canvas.gl,i=this._program,s=e.camera.project;if(i.bind(),e.logarithmicDepthBufferEnabled){const e=2/(Math.log(s.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// DTXTrianglesEdgesRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),i.push("uniform vec4 color;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.z) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("mat4 matrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// DTXTrianglesEdgesRenderer fragment shader"),e.logarithmicDepthBufferEnabled&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in vec4 vColor;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { discard; }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outColor            = vColor;"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const eh=d.vec3(),th=d.vec3(),ih=d.mat4();class sh{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c}=s,u=o.viewMatrix;if(!this._program&&(this._allocate(),this.errors))return;let p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const f=0!==A[0]||0!==A[1]||0!==A[2],g=0!==h[0]||0!==h[1]||0!==h[2];if(f||g){const e=eh;if(f){const t=d.transformPoint3(c,A,th);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],p=Y(u,e,ih)}else p=u;n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,c),n.uniformMatrix4fv(this._uViewMatrix,!1,p),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix);const m=r._sectionPlanesState.getNumAllocatedSectionPlanes(),_=r._sectionPlanesState.sectionPlanes.length;if(m>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,o=s.renderFlags;for(let t=0;t<m;t++){const r=this._uSectionPlanes[t];if(r)if(t<_){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=ee(i.dist,i.dir,A,eh,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),n.drawArrays(n.LINES,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),n.drawArrays(n.LINES,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),n.drawArrays(n.LINES,0,a.numEdgeIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new qe(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix"}_bindProgram(){const e=this._scene,t=e.canvas.gl,i=this._program,s=e.camera.project;if(i.bind(),e.logarithmicDepthBufferEnabled){const e=2/(Math.log(s.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesDataTextureEdgesColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled,i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uObjectPerObjectOffsets;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.z) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vec4 rgb = vec4(color.rgba);"),i.push("vColor = vec4(float(rgb.r*0.5) / 255.0, float(rgb.g*0.5) / 255.0, float(rgb.b*0.5) / 255.0, float(rgb.a) / 255.0);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTextureEdgesColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in vec4 vColor;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { discard; }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outColor            = vColor;"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const rh=d.vec3(),oh=d.vec3(),nh=d.vec3(),ah=d.mat4();class lh{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){if(!this._program&&(this._allocate(t),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e));const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c}=s,u=e.pickViewMatrix||o.viewMatrix,p=e.pickProjMatrix||o.projMatrix,f=e.pickOrigin||o.eye,g=e.pickProjMatrix?e.pickZFar:o.project.far;let m,_;l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const v=0!==A[0]||0!==A[1]||0!==A[2],b=0!==h[0]||0!==h[1]||0!==h[2];if(v||b){const e=rh;if(v){const t=d.transformPoint3(c,A,oh);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],m=Y(u,e,ah),_=nh,_[0]=f[0]-e[0],_[1]=f[1]-e[1],_[2]=f[2]-e[2]}else m=u,_=f;if(n.uniform2fv(this._uPickClipPos,e.pickClipPos),n.uniform2f(this._uDrawingBufferSize,n.drawingBufferWidth,n.drawingBufferHeight),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,c),n.uniformMatrix4fv(this._uViewMatrix,!1,m),n.uniformMatrix4fv(this._uProjMatrix,!1,p),n.uniform3fv(this._uCameraEyeRtc,_),n.uniform1i(this._uRenderPass,i),r.logarithmicDepthBufferEnabled){const e=2/(Math.log(g+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,e)}const y=r._sectionPlanesState.getNumAllocatedSectionPlanes(),x=r._sectionPlanesState.sectionPlanes.length;if(y>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*x,o=s.renderFlags;for(let t=0;t<y;t++){const r=this._uSectionPlanes[t];if(r)if(t<x){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=ee(i.dist,i.dir,A,rh,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new qe(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene.canvas.gl;this._program.bind(),t.uniform1i(this._uPickInvisible,e.pickInvisible)}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry picking vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform bool pickInvisible;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("smooth out vec4 vWorldPosition;"),i.push("flat out uvec4 vFlags2;")),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("vPickColor = vec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+1, objectIndexCoords.y), 0)) / 255.0;"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry picking fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uvec4 vFlags2;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in vec4 vPickColor;"),i.push("out vec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2.x) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outPickColor = vPickColor; "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Ah=d.vec3(),hh=d.vec3(),ch=d.vec3();d.vec3();const uh=d.mat4();class dh{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c}=s,u=e.pickViewMatrix||o.viewMatrix,p=e.pickProjMatrix||o.projMatrix,f=e.pickOrigin||o.eye,g=e.pickProjMatrix?e.pickZFar:o.project.far;let m,_;if(this._program||this._allocate(),e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),A||0!==h[0]||0!==h[1]||0!==h[2]){const t=Ah;if(A){const e=hh;d.transformPoint3(c,A,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=h[0],t[1]+=h[1],t[2]+=h[2],m=Y(u,t,uh),_=ch,_[0]=f[0]-t[0],_[1]=f[1]-t[1],_[2]=f[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else m=u,_=f,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;if(n.uniform3fv(this._uCameraEyeRtc,_),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible),n.uniform2fv(this._uPickClipPos,e.pickClipPos),n.uniform2f(this._uDrawingBufferSize,n.drawingBufferWidth,n.drawingBufferHeight),n.uniform1f(this._uPickZNear,e.pickZNear),n.uniform1f(this._uPickZFar,e.pickZFar),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,c),n.uniformMatrix4fv(this._uViewMatrix,!1,m),n.uniformMatrix4fv(this._uProjMatrix,!1,p),r.logarithmicDepthBufferEnabled){const e=2/(Math.log(g+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,e)}const v=r._sectionPlanesState.getNumAllocatedSectionPlanes(),b=r._sectionPlanesState.sectionPlanes.length;if(v>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*b,o=s.renderFlags;for(let t=0;t<v;t++){const r=this._uSectionPlanes[t];if(r)if(t<b){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=ee(i.dist,i.dir,A,Ah,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new qe(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._uPickZNear=i.getLocation("pickZNear"),this._uPickZFar=i.getLocation("pickZFar"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(){this._program.bind()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform bool pickInvisible;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2.r;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),i.push("uniform float pickZNear;"),i.push("uniform float pickZFar;"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("uniform bool sectionPlaneActive"+s+";"),i.push("uniform vec3 sectionPlanePos"+s+";"),i.push("uniform vec3 sectionPlaneDir"+s+";")}if(i.push("in vec4 vViewPosition;"),i.push("vec4 packDepth(const in float depth) {"),i.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),i.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),i.push("  vec4 res = fract(depth * bitShift);"),i.push("  res -= res.xxyz * bitMask;"),i.push("  return res;"),i.push("}"),i.push("out vec4 outPackedDepth;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),i.push("    outPackedDepth = packDepth(zNormalizedDepth); "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const ph=d.vec3(),fh=d.vec3(),gh=d.vec3(),mh=d.vec3();d.vec3();const _h=d.mat4();class vh{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c}=s,u=t.aabb,p=e.pickViewMatrix||o.viewMatrix,f=ph;let g,m;f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const _=0!==A[0]||0!==A[1]||0!==A[2],v=0!==h[0]||0!==h[1]||0!==h[2];if(_||v){const t=fh;if(_){const e=d.transformPoint3(c,A,gh);t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=h[0],t[1]+=h[1],t[2]+=h[2],g=Y(p,t,_h),m=mh,m[0]=o.eye[0]-t[0],m[1]=o.eye[1]-t[1],m[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,m=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,m),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,c),n.uniformMatrix4fv(this._uViewMatrix,!1,g),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const b=r._sectionPlanesState.getNumAllocatedSectionPlanes(),y=r._sectionPlanesState.sectionPlanes.length;if(b>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*y,o=s.renderFlags;for(let t=0;t<b;t++){const r=this._uSectionPlanes[t];if(r)if(t<y){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=ee(i.dist,i.dir,A,ph,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}const x="edge"===e.snapMode?n.LINES:n.POINTS;a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),n.drawArrays(x,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),n.drawArrays(x,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),n.drawArrays(x,0,a.numEdgeIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new qe(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._uLogDepthBufFC=i.getLocation("logDepthBufFC"),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTextureModelMatrices="uTextureModelMatrices",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc"),this.uVectorA=i.getLocation("uSnapVectorA"),this.uInverseVectorAB=i.getLocation("uSnapInvVectorAB"),this._uLayerNumber=i.getLocation("uLayerNumber"),this._uCoordinateScaler=i.getLocation("uCoordinateScaler")}_bindProgram(){this._program.bind()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry edges drawing vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 uSnapVectorA;"),i.push("uniform vec2 uSnapInvVectorAB;"),i.push("vec3 positions[3];"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - uSnapVectorA.x) * uSnapInvVectorAB.x;"),i.push("    float y = (clipPos.y - uSnapVectorA.y) * uSnapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vViewPosition;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("}"),i.push("{"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vViewPosition = clipPos;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int uLayerNumber;"),i.push("uniform vec3 uCoordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz * uCoordinateScaler.xyz, uLayerNumber);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const bh=d.vec3(),yh=d.vec3(),xh=d.vec3(),Bh=d.vec3();d.vec3();const wh=d.mat4();class Ph{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){this._program||this._allocate(),e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c}=s,u=t.aabb,p=e.pickViewMatrix||o.viewMatrix,f=bh;let g,m;f[0]=d.safeInv(u[3]-u[0])*d.MAX_INT,f[1]=d.safeInv(u[4]-u[1])*d.MAX_INT,f[2]=d.safeInv(u[5]-u[2])*d.MAX_INT,e.snapPickCoordinateScale[0]=d.safeInv(f[0]),e.snapPickCoordinateScale[1]=d.safeInv(f[1]),e.snapPickCoordinateScale[2]=d.safeInv(f[2]),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const _=0!==A[0]||0!==A[1]||0!==A[2],v=0!==h[0]||0!==h[1]||0!==h[2];if(_||v){const t=yh;if(_){const e=xh;d.transformPoint3(c,A,e),t[0]=e[0],t[1]=e[1],t[2]=e[2]}else t[0]=0,t[1]=0,t[2]=0;t[0]+=h[0],t[1]+=h[1],t[2]+=h[2],g=Y(p,t,wh),m=Bh,m[0]=o.eye[0]-t[0],m[1]=o.eye[1]-t[1],m[2]=o.eye[2]-t[2],e.snapPickOrigin[0]=t[0],e.snapPickOrigin[1]=t[1],e.snapPickOrigin[2]=t[2]}else g=p,m=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,m),n.uniform2fv(this._uVectorA,e.snapVectorA),n.uniform2fv(this._uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible),n.uniformMatrix4fv(this._uSceneWorldModelMatrix,!1,c),n.uniformMatrix4fv(this._uViewMatrix,!1,g),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix);{const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const b=r._sectionPlanesState.getNumAllocatedSectionPlanes(),y=r._sectionPlanesState.sectionPlanes.length;if(b>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*y,o=s.renderFlags;for(let t=0;t<b;t++){const r=this._uSectionPlanes[t];if(r)if(t<y){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=ee(i.dist,i.dir,A,bh,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new qe(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uSceneWorldModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._uLogDepthBufFC=i.getLocation("logDepthBufFC"),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc"),this._uVectorA=i.getLocation("uVectorAB"),this._uInverseVectorAB=i.getLocation("uInverseVectorAB"),this._uLayerNumber=i.getLocation("uLayerNumber"),this._uCoordinateScaler=i.getLocation("uCoordinateScaler")}_bindProgram(){this._program.bind()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// DTXTrianglesSnapInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 uVectorAB;"),i.push("uniform vec2 uInverseVectorAB;"),i.push("vec3 positions[3];"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - uVectorAB.x) * uInverseVectorAB.x;"),i.push("    float y = (clipPos.y - uVectorAB.y) * uInverseVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("flat out uint vFlags2;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("}"),i.push("{"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("  if (isPerspectiveMatrix(projMatrix)) {"),i.push("      vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("      if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("          viewNormal = -viewNormal;"),i.push("      }"),i.push("  } else {"),i.push("      if (viewNormal.z < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("          viewNormal = -viewNormal;"),i.push("      }"),i.push("  }"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vWorldPosition = worldPosition;"),t&&i.push("vFlags2 = flags2.r;"),i.push("vPickColor = vec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+1, objectIndexCoords.y), 0));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// DTXTrianglesSnapInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int uLayerNumber;"),i.push("uniform vec3 uCoordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz * uCoordinateScaler.xyz, - uLayerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Ch=d.vec3(),Mh=d.vec3(),Eh=d.vec3();d.vec3();const Fh=d.mat4();class Ih{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c}=s,u=e.pickViewMatrix||o.viewMatrix;if(!this._program&&(this._allocate(t),this.errors))return;let p,f;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),A||0!==h[0]||0!==h[1]||0!==h[2]){const e=Ch;if(A){const t=Mh;d.transformPoint3(c,A,t),e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],p=Y(u,e,Fh),f=Eh,f[0]=o.eye[0]-e[0],f[1]=o.eye[1]-e[1],f[2]=o.eye[2]-e[2]}else p=u,f=o.eye;n.uniform3fv(this._uCameraEyeRtc,f),n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uWorldMatrix,!1,c),n.uniformMatrix4fv(this._uViewMatrix,!1,p),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix);const g=r._sectionPlanesState.getNumAllocatedSectionPlanes(),m=r._sectionPlanesState.sectionPlanes.length;if(g>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*m,o=s.renderFlags;for(let t=0;t<g;t++){const r=this._uSectionPlanes[t];if(r)if(t<m){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(A){const e=ee(i.dist,i.dir,A,Ch,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new qe(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uWorldMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._uPickZNear=i.getLocation("pickZNear"),this._uPickZFar=i.getLocation("pickZFar"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(){const e=this._scene;e.canvas.gl,e.camera.project,this._program.bind()}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesDataTextureOcclusionRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("  if (isPerspectiveMatrix(projMatrix)) {"),i.push("      vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("      if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("      }"),i.push("  } else {"),i.push("      vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("      if (viewNormal.z < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("      }"),i.push("  }"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix *  (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTextureColorRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(let t=0;t<e.getNumAllocatedSectionPlanes();t++)i.push("      if (sectionPlaneActive"+t+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Dh=d.vec3(),Sh=d.vec3(),Th=d.vec3();d.vec3();const Rh=d.mat4();class Lh{constructor(e){this._scene=e,this._allocate(),this._hash=this._getHash()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c}=o;if(!this._program&&(this._allocate(),this.errors))return;let u,p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const f=0!==A[0]||0!==A[1]||0!==A[2],g=0!==h[0]||0!==h[1]||0!==h[2];if(f||g){const e=Dh;if(f){const t=d.transformPoint3(c,A,Sh);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],u=Y(r.viewMatrix,e,Rh),p=Th,p[0]=r.eye[0]-e[0],p[1]=r.eye[1]-e[1],p[2]=r.eye[2]-e[2]}else u=r.viewMatrix,p=r.eye;if(n.uniformMatrix4fv(this._uSceneModelMatrix,!1,c),n.uniformMatrix4fv(this._uViewMatrix,!1,u),n.uniformMatrix4fv(this._uProjMatrix,!1,r.projMatrix),n.uniform3fv(this._uCameraEyeRtc,p),n.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){const t=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,t)}const m=s._sectionPlanesState.getNumAllocatedSectionPlanes(),_=s._sectionPlanesState.sectionPlanes.length;if(m>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,r=o.renderFlags;for(let t=0;t<m;t++){const s=this._uSectionPlanes[t];if(s)if(t<_){const a=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,a?1:0),a){const i=e[t];if(A){const e=ee(i.dist,i.dir,A,Dh,o.matrix);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new qe(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPositionsDecodeMatrix=i.getLocation("objectDecodeAndInstanceMatrix"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t.camera.project;if(s.bind(),i.uniformMatrix4fv(this._uProjMatrix,!1,r.matrix),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture draw vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out highp vec2 vHighPrecisionZW;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.x) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture draw fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in highp vec2 vHighPrecisionZW;"),i.push("out vec4 outColor;"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),i.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Uh=d.vec3(),Oh=d.vec3(),kh=d.vec3();d.vec3();const Nh=d.mat4();class Qh{constructor(e){this._scene=e,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){return this._scene._sectionPlanesState.getHash()}drawLayer(e,t,i){const s=t.model,r=s.scene,o=r.camera,n=r.canvas.gl,a=t._state,l=t._state.origin,{position:A,rotationMatrix:h}=s,c=o.viewMatrix;if(!this._program&&(this._allocate(t),this.errors))return;let u,p;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(t));const f=0!==l[0]||0!==l[1]||0!==l[2],g=0!==A[0]||0!==A[1]||0!==A[2];if(f||g){const e=Uh;if(f){const t=Oh;d.transformPoint3(h,l,t),e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=A[0],e[1]+=A[1],e[2]+=A[2],u=Y(c,e,Nh),p=kh,p[0]=o.eye[0]-e[0],p[1]=o.eye[1]-e[1],p[2]=o.eye[2]-e[2]}else u=c,p=o.eye;n.uniform1i(this._uRenderPass,i),n.uniformMatrix4fv(this._uWorldMatrix,!1,h),n.uniformMatrix4fv(this._uViewMatrix,!1,u),n.uniformMatrix4fv(this._uProjMatrix,!1,o.projMatrix),n.uniformMatrix4fv(this._uViewNormalMatrix,!1,o.viewNormalMatrix),n.uniformMatrix4fv(this._uWorldNormalMatrix,!1,s.worldNormalMatrix);const m=r._sectionPlanesState.getNumAllocatedSectionPlanes(),_=r._sectionPlanesState.sectionPlanes.length;if(m>0){const e=r._sectionPlanesState.sectionPlanes,i=t.layerIndex*_,o=s.renderFlags;for(let t=0;t<m;t++){const r=this._uSectionPlanes[t];if(r)if(t<_){const a=o.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(r.active,a?1:0),a){const i=e[t];if(l){const e=ee(i.dist,i.dir,l,Uh,s.matrix);n.uniform3fv(r.pos,e)}else n.uniform3fv(r.pos,i.pos);n.uniform3fv(r.dir,i.dir)}}else n.uniform1i(r.active,0)}}n.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,t._state.objectDecodeAndInstanceMatrix),this._aPosition.bindArrayBuffer(a.positionsBuf),this._aOffset.bindArrayBuffer(a.offsetsBuf),this._aNormal.bindArrayBuffer(a.normalsBuf),this._aColor.bindArrayBuffer(a.colorsBuf),this._aFlags.bindArrayBuffer(a.flagsBuf),this._aFlags2&&this._aFlags2.bindArrayBuffer(a.flags2Buf),a.indicesBuf.bind(),n.drawElements(n.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0)}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new qe(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPositionsDecodeMatrix=i.getLocation("objectDecodeAndInstanceMatrix"),this._uWorldMatrix=i.getLocation("worldMatrix"),this._uWorldNormalMatrix=i.getLocation("worldNormalMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uViewNormalMatrix=i.getLocation("viewNormalMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});this._aPosition=i.getAttribute("position"),this._aOffset=i.getAttribute("offset"),this._aNormal=i.getAttribute("normal"),this._aColor=i.getAttribute("color"),this._aFlags=i.getAttribute("flags"),this._aFlags2&&(this._aFlags2=i.getAttribute("flags2")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC"))}_bindProgram(){const e=this._scene,t=e.canvas.gl,i=e.camera.project;if(this._program.bind(),t.uniformMatrix4fv(this._uProjMatrix,!1,i.matrix),e.logarithmicDepthBufferEnabled){const e=2/(Math.log(i.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("// Batched geometry normals vertex shader"),e.logarithmicDepthBufferEnabled&&je.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("uniform int renderPass;"),i.push("attribute vec3 position;"),e.entityOffsetsEnabled&&i.push("attribute vec3 offset;"),i.push("attribute vec3 normal;"),i.push("attribute vec4 color;"),i.push("attribute vec4 flags;"),i.push("attribute vec4 flags2;"),i.push("uniform mat4 worldMatrix;"),i.push("uniform mat4 worldNormalMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform mat4 viewNormalMatrix;"),i.push("uniform mat4 objectDecodeAndInstanceMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),je.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("varying float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out vec4 vFlags2;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition   = viewMatrix * worldPosition; "),i.push("      vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("      vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("      vWorldPosition  = worldPosition;"),i.push("      vFlags2         = flags2;")),i.push("      vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(je.SUPPORTED_EXTENSIONS.EXT_frag_depth?i.push("vFragDepth = 1.0 + clipPos.w;"):(i.push("clipPos.z = log2( max( 1e-6, clipPos.w + 1.0 ) ) * logDepthBufFC - 1.0;"),i.push("clipPos.z *= clipPos.w;")),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry normals fragment shader"),e.logarithmicDepthBufferEnabled&&je.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&je.SUPPORTED_EXTENSIONS.EXT_frag_depth&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("in vec4 vFlags2;");for(let t=0;t<e._sectionPlanesState.getNumAllocatedSectionPlanes();t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("in vec3 vViewNormal;"),i.push("vec3 packNormalToRGB( const in vec3 normal ) {"),i.push("    return normalize( normal ) * 0.5 + 0.5;"),i.push("}"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2.x) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&je.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("    gl_FragDepthEXT = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    gl_FragColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}const Vh=d.vec3(),Hh=d.vec3(),jh=d.vec3();d.vec3(),d.vec4();const Gh=d.mat4();class zh{constructor(e,t){this._scene=e,this._withSAO=t,this._hash=this._getHash(),this._allocate()}getValid(){return this._hash===this._getHash()}_getHash(){const e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}drawLayer(e,t,i){const s=this._scene,r=s.camera,o=t.model,n=s.canvas.gl,a=t._state,l=a.textureState,A=t._state.origin,{position:h,rotationMatrix:c}=o;if(!this._program&&(this._allocate(),this.errors))return;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a));const u=e.pickViewMatrix||r.viewMatrix,p=e.pickProjMatrix||r.projMatrix,f=e.pickOrigin||r.eye,g=e.pickProjMatrix?e.pickZFar:r.project.far;let m,_;l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);const v=0!==A[0]||0!==A[1]||0!==A[2],b=0!==h[0]||0!==h[1]||0!==h[2];if(v||b){const e=Vh;if(v){const t=d.transformPoint3(c,A,Hh);e[0]=t[0],e[1]=t[1],e[2]=t[2]}else e[0]=0,e[1]=0,e[2]=0;e[0]+=h[0],e[1]+=h[1],e[2]+=h[2],m=Y(u,e,Gh),_=jh,_[0]=f[0]-e[0],_[1]=f[1]-e[1],_[2]=f[2]-e[2]}else m=u,_=f;if(n.uniform2fv(this._uPickClipPos,e.pickClipPos),n.uniform2f(this._uDrawingBufferSize,n.drawingBufferWidth,n.drawingBufferHeight),n.uniformMatrix4fv(this._uSceneModelMatrix,!1,c),n.uniformMatrix4fv(this._uViewMatrix,!1,m),n.uniformMatrix4fv(this._uProjMatrix,!1,p),n.uniform3fv(this._uCameraEyeRtc,_),n.uniform1i(this._uRenderPass,i),s.logarithmicDepthBufferEnabled){const e=2/(Math.log(g+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,e)}const y=s._sectionPlanesState.getNumAllocatedSectionPlanes(),x=s._sectionPlanesState.sectionPlanes.length;if(y>0){const e=s._sectionPlanesState.sectionPlanes,i=t.layerIndex*x,r=o.renderFlags;for(let t=0;t<y;t++){const s=this._uSectionPlanes[t];if(s)if(t<x){const a=r.sectionPlanesActivePerLayer[i+t];if(n.uniform1i(s.active,a?1:0),a){const i=e[t];if(A){const e=ee(i.dist,i.dir,A,Vh,o.matrix);n.uniform3fv(s.pos,e)}else n.uniform3fv(s.pos,i.pos);n.uniform3fv(s.dir,i.dir)}}else n.uniform1i(s.active,0)}}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),n.drawArrays(n.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),n.drawArrays(n.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),n.drawArrays(n.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}_allocate(){const e=this._scene,t=e.canvas.gl;if(this._program=new qe(t,this._buildShader()),this._program.errors)return void(this.errors=this._program.errors);const i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+t),pos:i.getLocation("sectionPlanePos"+t),dir:i.getLocation("sectionPlaneDir"+t)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}_bindProgram(e){const t=this._scene,i=t.canvas.gl,s=this._program,r=t.camera.project;if(s.bind(),t.logarithmicDepthBufferEnabled){const e=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,e)}}_buildShader(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}_buildVertexShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// trianglesDatatextureNormalsRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out vec4 vWorldPosition;"),t&&i.push("flat out uint vFlags2;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("vWorldPosition = worldPosition;"),t&&i.push("vFlags2 = flags2.r;"),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}_buildFragmentShader(){const e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTexturePickNormalsRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),i.push("in vec4 vWorldPosition;"),t){i.push("flat in uint vFlags2;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("uniform bool sectionPlaneActive"+t+";"),i.push("uniform vec3 sectionPlanePos"+t+";"),i.push("uniform vec3 sectionPlaneDir"+t+";")}if(i.push("out highp ivec4 outNormal;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(let t=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();t<s;t++)i.push("if (sectionPlaneActive"+t+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+t+".xyz, vWorldPosition.xyz - sectionPlanePos"+t+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push(`  outNormal = ivec4(worldNormal * float(${d.MAX_INT}), 1.0);`),i.push("}"),i}webglContextRestored(){this._program=null}destroy(){this._program&&this._program.destroy(),this._program=null}}class Wh{constructor(e){this._scene=e}_compile(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorQualityRendererWithSAO&&!this._colorQualityRendererWithSAO.getValid()&&(this._colorQualityRendererWithSAO.destroy(),this._colorQualityRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null)}eagerCreateRenders(){this._silhouetteRenderer||(this._silhouetteRenderer=new XA(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new lh(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new dh(this._scene)),this._pickNormalsRenderer||(this._pickNormalsRenderer=new zh(this._scene)),this._snapRenderer||(this._snapRenderer=new vh(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new Ph(this._scene)),this._snapRenderer||(this._snapRenderer=new vh(this._scene))}get colorRenderer(){return this._colorRenderer||(this._colorRenderer=new HA(this._scene,!1)),this._colorRenderer}get colorRendererWithSAO(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new HA(this._scene,!0)),this._colorRendererWithSAO}get colorQualityRendererWithSAO(){return this._colorQualityRendererWithSAO}get silhouetteRenderer(){return this._silhouetteRenderer||(this._silhouetteRenderer=new XA(this._scene)),this._silhouetteRenderer}get depthRenderer(){return this._depthRenderer||(this._depthRenderer=new Lh(this._scene)),this._depthRenderer}get normalsRenderer(){return this._normalsRenderer||(this._normalsRenderer=new Qh(this._scene)),this._normalsRenderer}get edgesRenderer(){return this._edgesRenderer||(this._edgesRenderer=new $A(this._scene)),this._edgesRenderer}get edgesColorRenderer(){return this._edgesColorRenderer||(this._edgesColorRenderer=new sh(this._scene)),this._edgesColorRenderer}get pickMeshRenderer(){return this._pickMeshRenderer||(this._pickMeshRenderer=new lh(this._scene)),this._pickMeshRenderer}get pickNormalsRenderer(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new zh(this._scene)),this._pickNormalsRenderer}get pickNormalsFlatRenderer(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new zh(this._scene)),this._pickNormalsFlatRenderer}get pickDepthRenderer(){return this._pickDepthRenderer||(this._pickDepthRenderer=new dh(this._scene)),this._pickDepthRenderer}get snapRenderer(){return this._snapRenderer||(this._snapRenderer=new vh(this._scene)),this._snapRenderer}get snapInitRenderer(){return this._snapInitRenderer||(this._snapInitRenderer=new Ph(this._scene)),this._snapInitRenderer}get occlusionRenderer(){return this._occlusionRenderer||(this._occlusionRenderer=new Ih(this._scene)),this._occlusionRenderer}_destroy(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorQualityRendererWithSAO&&this._colorQualityRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy()}}const Kh={};class Xh{constructor(){this.positionsCompressed=[],this.lenPositionsCompressed=0,this.metallicRoughness=[],this.indices8Bits=[],this.lenIndices8Bits=0,this.indices16Bits=[],this.lenIndices16Bits=0,this.indices32Bits=[],this.lenIndices32Bits=0,this.edgeIndices8Bits=[],this.lenEdgeIndices8Bits=0,this.edgeIndices16Bits=[],this.lenEdgeIndices16Bits=0,this.edgeIndices32Bits=[],this.lenEdgeIndices32Bits=0,this.perObjectColors=[],this.perObjectPickColors=[],this.perObjectSolid=[],this.perObjectOffsets=[],this.perObjectPositionsDecodeMatrices=[],this.perObjectInstancePositioningMatrices=[],this.perObjectVertexBases=[],this.perObjectIndexBaseOffsets=[],this.perObjectEdgeIndexBaseOffsets=[],this.perTriangleNumberPortionId8Bits=[],this.perTriangleNumberPortionId16Bits=[],this.perTriangleNumberPortionId32Bits=[],this.perEdgeNumberPortionId8Bits=[],this.perEdgeNumberPortionId16Bits=[],this.perEdgeNumberPortionId32Bits=[]}}class Jh{constructor(){this.texturePerObjectColorsAndFlags=null,this.texturePerObjectOffsets=null,this.texturePerObjectInstanceMatrices=null,this.texturePerObjectPositionsDecodeMatrix=null,this.texturePerVertexIdCoordinates=null,this.texturePerPolygonIdPortionIds8Bits=null,this.texturePerPolygonIdPortionIds16Bits=null,this.texturePerPolygonIdPortionIds32Bits=null,this.texturePerEdgeIdPortionIds8Bits=null,this.texturePerEdgeIdPortionIds16Bits=null,this.texturePerEdgeIdPortionIds32Bits=null,this.texturePerPolygonIdIndices8Bits=null,this.texturePerPolygonIdIndices16Bits=null,this.texturePerPolygonIdIndices32Bits=null,this.texturePerPolygonIdEdgeIndices8Bits=null,this.texturePerPolygonIdEdgeIndices16Bits=null,this.texturePerPolygonIdEdgeIndices32Bits=null,this.textureModelMatrices=null}finalize(){this.indicesPerBitnessTextures={8:this.texturePerPolygonIdIndices8Bits,16:this.texturePerPolygonIdIndices16Bits,32:this.texturePerPolygonIdIndices32Bits},this.indicesPortionIdsPerBitnessTextures={8:this.texturePerPolygonIdPortionIds8Bits,16:this.texturePerPolygonIdPortionIds16Bits,32:this.texturePerPolygonIdPortionIds32Bits},this.edgeIndicesPerBitnessTextures={8:this.texturePerPolygonIdEdgeIndices8Bits,16:this.texturePerPolygonIdEdgeIndices16Bits,32:this.texturePerPolygonIdEdgeIndices32Bits},this.edgeIndicesPortionIdsPerBitnessTextures={8:this.texturePerEdgeIdPortionIds8Bits,16:this.texturePerEdgeIdPortionIds16Bits,32:this.texturePerEdgeIdPortionIds32Bits}}bindCommonTextures(e,t,i,s,r){this.texturePerObjectPositionsDecodeMatrix.bindTexture(e,t,1),this.texturePerVertexIdCoordinates.bindTexture(e,i,2),this.texturePerObjectColorsAndFlags.bindTexture(e,s,3),this.texturePerObjectInstanceMatrices.bindTexture(e,r,4)}bindTriangleIndicesTextures(e,t,i,s){this.indicesPortionIdsPerBitnessTextures[s].bindTexture(e,t,5),this.indicesPerBitnessTextures[s].bindTexture(e,i,6)}bindEdgeIndicesTextures(e,t,i,s){this.edgeIndicesPortionIdsPerBitnessTextures[s].bindTexture(e,t,5),this.edgeIndicesPerBitnessTextures[s].bindTexture(e,i,6)}}const Yh={sizeDataColorsAndFlags:0,sizeDataPositionDecodeMatrices:0,sizeDataTextureOffsets:0,sizeDataTexturePositions:0,sizeDataTextureIndices:0,sizeDataTextureEdgeIndices:0,sizeDataTexturePortionIds:0,numberOfGeometries:0,numberOfPortions:0,numberOfLayers:0,numberOfTextures:0,totalPolygons:0,totalPolygons8Bits:0,totalPolygons16Bits:0,totalPolygons32Bits:0,totalEdges:0,totalEdges8Bits:0,totalEdges16Bits:0,totalEdges32Bits:0,cannotCreatePortion:{because10BitsObjectId:0,becauseTextureSize:0},overheadSizeAlignementIndices:0,overheadSizeAlignementEdgeIndices:0};window.printDataTextureRamStats=function(){console.log(JSON.stringify(Yh,null,4));let e=0;Object.keys(Yh).forEach((t=>{t.startsWith("size")&&(e+=Yh[t])})),console.log(`Total size ${e} bytes (${(e/1e3/1e3).toFixed(2)} MB)`),console.log(`Avg bytes / triangle: ${(e/Yh.totalPolygons).toFixed(2)}`);let t={};Object.keys(Yh).forEach((i=>{i.startsWith("size")&&(t[i]=`${(Yh[i]/e*100).toFixed(2)} % of total`)})),console.log(JSON.stringify({percentualRamUsage:t},null,4))};class Zh{constructor(){}disableBindedTextureFiltering(e){e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE)}createTextureForColorsAndFlags(e,t,i,s,r,o,n){const a=t.length;this.numPortions=a;const l=4096,A=Math.ceil(a/512);if(0===A)throw"texture height===0";const h=new Uint8Array(16384*A);Yh.sizeDataColorsAndFlags+=h.byteLength,Yh.numberOfTextures++;for(let e=0;e<a;e++)h.set(t[e],32*e+0),h.set(i[e],32*e+4),h.set([0,0,0,0],32*e+8),h.set([0,0,0,0],32*e+12),h.set([s[e]>>24&255,s[e]>>16&255,s[e]>>8&255,255&s[e]],32*e+16),h.set([r[e]>>24&255,r[e]>>16&255,r[e]>>8&255,255&r[e]],32*e+20),h.set([o[e]>>24&255,o[e]>>16&255,o[e]>>8&255,255&o[e]],32*e+24),h.set([n[e]?1:0,0,0,0],32*e+28);const c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA8UI,l,A),e.texSubImage2D(e.TEXTURE_2D,0,0,0,l,A,e.RGBA_INTEGER,e.UNSIGNED_BYTE,h,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new CA(e,c,l,A,h)}createTextureForObjectOffsets(e,t){const i=512,s=Math.ceil(t/i);if(0===s)throw"texture height===0";const r=new Float32Array(1536*s).fill(0);Yh.sizeDataTextureOffsets+=r.byteLength,Yh.numberOfTextures++;const o=e.createTexture();return e.bindTexture(e.TEXTURE_2D,o),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32F,i,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,i,s,e.RGB,e.FLOAT,r,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new CA(e,o,i,s,r)}createTextureForInstancingMatrices(e,t){const i=t.length;if(0===i)throw"num instance matrices===0";const s=2048,r=Math.ceil(i/512),o=new Float32Array(8192*r);Yh.numberOfTextures++;for(let e=0;e<t.length;e++)o.set(t[e],16*e);const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r,o)}createTextureForPositionsDecodeMatrices(e,t){const i=t.length;if(0===i)throw"num decode+entity matrices===0";const s=2048,r=Math.ceil(i/512),o=new Float32Array(8192*r);Yh.sizeDataPositionDecodeMatrices+=o.byteLength,Yh.numberOfTextures++;for(let e=0;e<t.length;e++)o.set(t[e],16*e);const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGBA,e.FLOAT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r)}createTextureFor8BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint8Array(s*r*3);Yh.sizeDataTextureIndices+=o.byteLength,Yh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB8UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_BYTE,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r)}createTextureFor16BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r*3);Yh.sizeDataTextureIndices+=o.byteLength,Yh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_SHORT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r)}createTextureFor32BitIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/3/s);if(0===r)throw"texture height===0";const o=new Uint32Array(s*r*3);Yh.sizeDataTextureIndices+=o.byteLength,Yh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RGB_INTEGER,e.UNSIGNED_INT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r)}createTextureFor8BitsEdgeIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/2/s);if(0===r)throw"texture height===0";const o=new Uint8Array(s*r*2);Yh.sizeDataTextureEdgeIndices+=o.byteLength,Yh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RG8UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RG_INTEGER,e.UNSIGNED_BYTE,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r)}createTextureFor16BitsEdgeIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/2/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r*2);Yh.sizeDataTextureEdgeIndices+=o.byteLength,Yh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RG16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RG_INTEGER,e.UNSIGNED_SHORT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r)}createTextureFor32BitsEdgeIndices(e,t,i){if(0===i)return{texture:null,textureHeight:0};const s=4096,r=Math.ceil(i/2/s);if(0===r)throw"texture height===0";const o=new Uint32Array(s*r*2);Yh.sizeDataTextureEdgeIndices+=o.byteLength,Yh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];o.set(s,i),i+=s.length}const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RG32UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RG_INTEGER,e.UNSIGNED_INT,o,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r)}createTextureForPositions(e,t,i){const s=i/3,r=4096,o=Math.ceil(s/r);if(0===o)throw"texture height===0";const n=new Uint16Array(r*o*3);Yh.sizeDataTexturePositions+=n.byteLength,Yh.numberOfTextures++;for(let e=0,i=0,s=t.length;e<s;e++){const s=t[e];n.set(s,i),i+=s.length}const a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,r,o),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,o,e.RGB_INTEGER,e.UNSIGNED_SHORT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new CA(e,a,r,o)}createTextureForPackedPortionIds(e,t){if(0===t.length)return{texture:null,textureHeight:0};const i=t.length,s=4096,r=Math.ceil(i/s);if(0===r)throw"texture height===0";const o=new Uint16Array(s*r);o.set(t,0),Yh.sizeDataTexturePortionIds+=o.byteLength,Yh.numberOfTextures++;const n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.R16UI,s,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,r,e.RED_INTEGER,e.UNSIGNED_SHORT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new CA(e,n,s,r)}}const qh=new In,$h=qh.maxDataTextureHeight,ec=d.vec4(),tc=new Float32Array(16),ic=new Uint8Array(4),sc=new Float32Array(3);let rc=0;const oc=d.identityMat4();class nc{constructor(e,t){Yh.numberOfLayers++,this._layerNumber=rc++,this.sortId=`TriDTX-${this._layerNumber}`,this.layerIndex=t.layerIndex,this._renderers=function(e){const t=e.id;let i=Kh[t];return i||(i=new Wh(e),Kh[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(()=>{i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(()=>{delete Kh[t],i._destroy()}))),i}(e.scene),this.model=e,this._buffer=new Xh,this._dtxState=new Jh,this._dtxTextureFactory=new Zh,this._state=new vt({origin:d.vec3(t.origin),metallicRoughnessBuf:null,textureState:this._dtxState,numIndices8Bits:0,numIndices16Bits:0,numIndices32Bits:0,numEdgeIndices8Bits:0,numEdgeIndices16Bits:0,numEdgeIndices32Bits:0,numVertices:0}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._subPortions=[],this.model.scene.readableGeometryEnabled&&(this._subPortionReadableGeometries={}),this._portionToSubPortionsMap=[],this._bucketGeometries={},this._meshes=[],this._aabb=d.collapseAABB3(),this.aabbDirty=!0,this._numUpdatesInFrame=0,this.primitive=t.primitive,this._finalized=!1}get aabb(){if(this.aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._meshes.length;e<t;e++)d.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}canCreatePortion(e){if(this._finalized)throw"Already finalized";const t=e.buckets.length;this._numPortions+t>65536&&Yh.cannotCreatePortion.because10BitsObjectId++;let i=this._numPortions+t<=65536;const s=void 0!==e.geometryId&&null!==e.geometryId?`${e.geometryId}#0`:`${e.id}#0`;if(!this._bucketGeometries[s]){const t=Math.max(this._state.numIndices8Bits,this._state.numIndices16Bits,this._state.numIndices32Bits);let s=0,r=0;e.buckets.forEach((e=>{s+=e.positionsCompressed.length/3,r+=e.indices.length/3})),(this._state.numVertices+s>4096*$h||t+r>4096*$h)&&Yh.cannotCreatePortion.becauseTextureSize++,i&&=this._state.numVertices+s<=4096*$h&&t+r<=4096*$h}return i}createPortion(e,t){if(this._finalized)throw"Already finalized";const i=[];t.buckets.forEach(((e,s)=>{const r=void 0!==t.geometryId&&null!==t.geometryId?`${t.geometryId}#${s}`:`${t.id}#${s}`;let o=this._bucketGeometries[r];o||(o=this._createBucketGeometry(t,e),this._bucketGeometries[r]=o);const n=this._createSubPortion(t,o,e);i.push(n)}));const s=this._portionToSubPortionsMap.length;return this._portionToSubPortionsMap.push(i),this.model.numPortions++,this._meshes.push(e),s}_createBucketGeometry(e,t){if(t.indices){const e=8*Math.ceil(t.indices.length/3/8)*3;Yh.overheadSizeAlignementIndices+=2*(e-t.indices.length);const i=new Uint32Array(e);i.fill(0),i.set(t.indices),t.indices=i}if(t.edgeIndices){const e=8*Math.ceil(t.edgeIndices.length/2/8)*2;Yh.overheadSizeAlignementEdgeIndices+=2*(e-t.edgeIndices.length);const i=new Uint32Array(e);i.fill(0),i.set(t.edgeIndices),t.edgeIndices=i}const i=t.positionsCompressed,s=t.indices,r=t.edgeIndices,o=this._buffer;o.positionsCompressed.push(i);const n=o.lenPositionsCompressed/3,a=i.length/3;let l;o.lenPositionsCompressed+=i.length;let A,h=0;if(s){let e;h=s.length/3,a<=256?(e=o.indices8Bits,l=o.lenIndices8Bits/3,o.lenIndices8Bits+=s.length):a<=65536?(e=o.indices16Bits,l=o.lenIndices16Bits/3,o.lenIndices16Bits+=s.length):(e=o.indices32Bits,l=o.lenIndices32Bits/3,o.lenIndices32Bits+=s.length),e.push(s)}let c=0;if(r){let e;c=r.length/2,a<=256?(e=o.edgeIndices8Bits,A=o.lenEdgeIndices8Bits/2,o.lenEdgeIndices8Bits+=r.length):a<=65536?(e=o.edgeIndices16Bits,A=o.lenEdgeIndices16Bits/2,o.lenEdgeIndices16Bits+=r.length):(e=o.edgeIndices32Bits,A=o.lenEdgeIndices32Bits/2,o.lenEdgeIndices32Bits+=r.length),e.push(r)}this._state.numVertices+=a,Yh.numberOfGeometries++;return{vertexBase:n,numVertices:a,numTriangles:h,numEdges:c,indicesBase:l,edgeIndicesBase:A}}_createSubPortion(e,t,i,s){const r=e.color;e.metallic,e.roughness;const o=e.colors,n=e.opacity,a=e.meshMatrix,l=e.pickColor,A=this._buffer,h=this._state;A.perObjectPositionsDecodeMatrices.push(e.positionsDecodeMatrix),A.perObjectInstancePositioningMatrices.push(a||oc),A.perObjectSolid.push(!!e.solid),o?A.perObjectColors.push([255*o[0],255*o[1],255*o[2],255]):r&&A.perObjectColors.push([r[0],r[1],r[2],n]),A.perObjectPickColors.push(l),A.perObjectVertexBases.push(t.vertexBase);{let e;e=t.numVertices<=256?h.numIndices8Bits:t.numVertices<=65536?h.numIndices16Bits:h.numIndices32Bits,A.perObjectIndexBaseOffsets.push(e/3-t.indicesBase)}{let e;e=t.numVertices<=256?h.numEdgeIndices8Bits:t.numVertices<=65536?h.numEdgeIndices16Bits:h.numEdgeIndices32Bits,A.perObjectEdgeIndexBaseOffsets.push(e/2-t.edgeIndicesBase)}const c=this._subPortions.length;if(t.numTriangles>0){let e,i=3*t.numTriangles;t.numVertices<=256?(e=A.perTriangleNumberPortionId8Bits,h.numIndices8Bits+=i,Yh.totalPolygons8Bits+=t.numTriangles):t.numVertices<=65536?(e=A.perTriangleNumberPortionId16Bits,h.numIndices16Bits+=i,Yh.totalPolygons16Bits+=t.numTriangles):(e=A.perTriangleNumberPortionId32Bits,h.numIndices32Bits+=i,Yh.totalPolygons32Bits+=t.numTriangles),Yh.totalPolygons+=t.numTriangles;for(let i=0;i<t.numTriangles;i+=8)e.push(c)}if(t.numEdges>0){let e,i=2*t.numEdges;t.numVertices<=256?(e=A.perEdgeNumberPortionId8Bits,h.numEdgeIndices8Bits+=i,Yh.totalEdges8Bits+=t.numEdges):t.numVertices<=65536?(e=A.perEdgeNumberPortionId16Bits,h.numEdgeIndices16Bits+=i,Yh.totalEdges16Bits+=t.numEdges):(e=A.perEdgeNumberPortionId32Bits,h.numEdgeIndices32Bits+=i,Yh.totalEdges32Bits+=t.numEdges),Yh.totalEdges+=t.numEdges;for(let i=0;i<t.numEdges;i+=8)e.push(c)}return this._subPortions.push({numVertices:t.numTriangles}),this.model.scene.readableGeometryEnabled&&(this._subPortionReadableGeometries[c]={indices:i.indices,positionsCompressed:i.positionsCompressed,positionsDecodeMatrix:e.positionsDecodeMatrix,meshMatrix:e.meshMatrix}),this._numPortions++,Yh.numberOfPortions++,c}finalize(){if(this._finalized)return;const e=this._state,t=this._dtxState,i=this.model.scene.canvas.gl,s=this._buffer;e.gl=i,t.texturePerObjectColorsAndFlags=this._dtxTextureFactory.createTextureForColorsAndFlags(i,s.perObjectColors,s.perObjectPickColors,s.perObjectVertexBases,s.perObjectIndexBaseOffsets,s.perObjectEdgeIndexBaseOffsets,s.perObjectSolid),t.texturePerObjectInstanceMatrices=this._dtxTextureFactory.createTextureForInstancingMatrices(i,s.perObjectInstancePositioningMatrices),t.texturePerObjectPositionsDecodeMatrix=this._dtxTextureFactory.createTextureForPositionsDecodeMatrices(i,s.perObjectPositionsDecodeMatrices),t.texturePerVertexIdCoordinates=this._dtxTextureFactory.createTextureForPositions(i,s.positionsCompressed,s.lenPositionsCompressed),t.texturePerPolygonIdPortionIds8Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perTriangleNumberPortionId8Bits),t.texturePerPolygonIdPortionIds16Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perTriangleNumberPortionId16Bits),t.texturePerPolygonIdPortionIds32Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perTriangleNumberPortionId32Bits),s.perEdgeNumberPortionId8Bits.length>0&&(t.texturePerEdgeIdPortionIds8Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perEdgeNumberPortionId8Bits)),s.perEdgeNumberPortionId16Bits.length>0&&(t.texturePerEdgeIdPortionIds16Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perEdgeNumberPortionId16Bits)),s.perEdgeNumberPortionId32Bits.length>0&&(t.texturePerEdgeIdPortionIds32Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(i,s.perEdgeNumberPortionId32Bits)),s.lenIndices8Bits>0&&(t.texturePerPolygonIdIndices8Bits=this._dtxTextureFactory.createTextureFor8BitIndices(i,s.indices8Bits,s.lenIndices8Bits)),s.lenIndices16Bits>0&&(t.texturePerPolygonIdIndices16Bits=this._dtxTextureFactory.createTextureFor16BitIndices(i,s.indices16Bits,s.lenIndices16Bits)),s.lenIndices32Bits>0&&(t.texturePerPolygonIdIndices32Bits=this._dtxTextureFactory.createTextureFor32BitIndices(i,s.indices32Bits,s.lenIndices32Bits)),s.lenEdgeIndices8Bits>0&&(t.texturePerPolygonIdEdgeIndices8Bits=this._dtxTextureFactory.createTextureFor8BitsEdgeIndices(i,s.edgeIndices8Bits,s.lenEdgeIndices8Bits)),s.lenEdgeIndices16Bits>0&&(t.texturePerPolygonIdEdgeIndices16Bits=this._dtxTextureFactory.createTextureFor16BitsEdgeIndices(i,s.edgeIndices16Bits,s.lenEdgeIndices16Bits)),s.lenEdgeIndices32Bits>0&&(t.texturePerPolygonIdEdgeIndices32Bits=this._dtxTextureFactory.createTextureFor32BitsEdgeIndices(i,s.edgeIndices32Bits,s.lenEdgeIndices32Bits)),t.finalize(),this._buffer=null,this._bucketGeometries={},this._finalized=!0,this._deferredSetFlagsDirty=!1,this._onSceneRendering=this.model.scene.on("rendering",(()=>{this._deferredSetFlagsDirty&&this._uploadDeferredFlags(),this._numUpdatesInFrame=0}))}isEmpty(){return 0===this._numPortions}initFlags(e,t,i){t&te&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&ae&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&ne&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&le&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&re&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Ae&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&se&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&ie&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,true),this._setFlags2(e,t,true)}flushInitFlags(){this._setDeferredFlags(),this._setDeferredFlags2()}setVisible(e,t,i){if(!this._finalized)throw"Not finalized";t&te?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}setHighlighted(e,t,i){if(!this._finalized)throw"Not finalized";t&ae?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}setXRayed(e,t,i){if(!this._finalized)throw"Not finalized";t&ne?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}setSelected(e,t,i){if(!this._finalized)throw"Not finalized";t&le?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}setEdges(e,t,i){if(!this._finalized)throw"Not finalized";t&Ae?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}setClippable(e,t){if(!this._finalized)throw"Not finalized";t&re?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags2(e,t)}_beginDeferredFlags(){this._deferredSetFlagsActive=!0}_uploadDeferredFlags(){if(this._deferredSetFlagsActive=!1,!this._deferredSetFlagsDirty)return;this._deferredSetFlagsDirty=!1;const e=this.model.scene.canvas.gl,t=this._dtxState;e.bindTexture(e.TEXTURE_2D,t.texturePerObjectColorsAndFlags._texture),e.texSubImage2D(e.TEXTURE_2D,0,0,0,t.texturePerObjectColorsAndFlags._textureWidth,t.texturePerObjectColorsAndFlags._textureHeight,e.RGBA_INTEGER,e.UNSIGNED_BYTE,t.texturePerObjectColorsAndFlags._textureData)}setCulled(e,t,i){if(!this._finalized)throw"Not finalized";t&ie?(this._numCulledLayerPortions+=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions-=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}setCollidable(e,t){if(!this._finalized)throw"Not finalized"}setPickable(e,t,i){if(!this._finalized)throw"Not finalized";t&se?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}setColor(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetColor(i[e],t)}_subPortionSetColor(e,t){if(!this._finalized)throw"Not finalized";const i=this._dtxState,s=this.model.scene.canvas.gl;ic[0]=t[0],ic[1]=t[1],ic[2]=t[2],ic[3]=t[3],i.texturePerObjectColorsAndFlags._textureData.set(ic,32*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectColorsAndFlags._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*8,Math.floor(e/512),1,1,s.RGBA_INTEGER,s.UNSIGNED_BYTE,ic))}setTransparent(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}_setFlags(e,t,i,s=!1){const r=this._portionToSubPortionsMap[e];for(let e=0,o=r.length;e<o;e++)this._subPortionSetFlags(r[e],t,i,s)}_subPortionSetFlags(e,t,i,s=!1){if(!this._finalized)throw"Not finalized";const r=!!(t&te),o=!!(t&ne),n=!!(t&ae),a=!!(t&le),l=!!(t&Ae),A=!!(t&se),h=!!(t&ie);let c,u;c=!r||h||o||n&&!this.model.scene.highlightMaterial.glowThrough||a&&!this.model.scene.selectedMaterial.glowThrough?Ho.NOT_RENDERED:i?Ho.COLOR_TRANSPARENT:Ho.COLOR_OPAQUE,u=!r||h?Ho.NOT_RENDERED:a?Ho.SILHOUETTE_SELECTED:n?Ho.SILHOUETTE_HIGHLIGHTED:o?Ho.SILHOUETTE_XRAYED:Ho.NOT_RENDERED;let d=0;d=!r||h?Ho.NOT_RENDERED:a?Ho.EDGES_SELECTED:n?Ho.EDGES_HIGHLIGHTED:o?Ho.EDGES_XRAYED:l?i?Ho.EDGES_COLOR_TRANSPARENT:Ho.EDGES_COLOR_OPAQUE:Ho.NOT_RENDERED;let p=r&&!h&&A?Ho.PICK:Ho.NOT_RENDERED;const f=this._dtxState,g=this.model.scene.canvas.gl;ic[0]=c,ic[1]=u,ic[2]=d,ic[3]=p,f.texturePerObjectColorsAndFlags._textureData.set(ic,32*e+8),this._deferredSetFlagsActive||s?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),g.bindTexture(g.TEXTURE_2D,f.texturePerObjectColorsAndFlags._texture),g.texSubImage2D(g.TEXTURE_2D,0,e%512*8+2,Math.floor(e/512),1,1,g.RGBA_INTEGER,g.UNSIGNED_BYTE,ic))}_setDeferredFlags(){}_setFlags2(e,t,i=!1){const s=this._portionToSubPortionsMap[e];for(let e=0,r=s.length;e<r;e++)this._subPortionSetFlags2(s[e],t,i)}_subPortionSetFlags2(e,t,i=!1){if(!this._finalized)throw"Not finalized";const s=t&re?255:0,r=this._dtxState,o=this.model.scene.canvas.gl;ic[0]=s,ic[1]=0,ic[2]=1,ic[3]=2,r.texturePerObjectColorsAndFlags._textureData.set(ic,32*e+12),this._deferredSetFlagsActive||i?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),o.bindTexture(o.TEXTURE_2D,r.texturePerObjectColorsAndFlags._texture),o.texSubImage2D(o.TEXTURE_2D,0,e%512*8+3,Math.floor(e/512),1,1,o.RGBA_INTEGER,o.UNSIGNED_BYTE,ic))}_setDeferredFlags2(){}setOffset(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetOffset(i[e],t)}_subPortionSetOffset(e,t){if(!this._finalized)throw"Not finalized";const i=this._dtxState,s=this.model.scene.canvas.gl;sc[0]=t[0],sc[1]=t[1],sc[2]=t[2],i.texturePerObjectOffsets._textureData.set(sc,3*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectOffsets._texture),s.texSubImage2D(s.TEXTURE_2D,0,0,e,1,1,s.RGB,s.FLOAT,sc))}setMatrix(e,t){const i=this._portionToSubPortionsMap[e];for(let e=0,s=i.length;e<s;e++)this._subPortionSetMatrix(i[e],t)}_subPortionSetMatrix(e,t){if(!this._finalized)throw"Not finalized";const i=this._dtxState,s=this.model.scene.canvas.gl;tc.set(t),i.texturePerObjectInstanceMatrices._textureData.set(tc,16*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),s.bindTexture(s.TEXTURE_2D,i.texturePerObjectInstanceMatrices._texture),s.texSubImage2D(s.TEXTURE_2D,0,e%512*4,Math.floor(e/512),4,1,s.RGBA,s.FLOAT,tc))}getEachVertex(e,t){if(!this.model.scene.readableGeometryEnabled)return;const i=this._state,s=this._portionToSubPortionsMap[e];if(s)for(let e=0,r=s.length;e<r;e++){const r=s[e],o=this._subPortionReadableGeometries[r],n=o.positionsCompressed,a=o.positionsDecodeMatrix;o.meshMatrix;const l=i.origin,A=l[0],h=l[1],c=l[2],u=ec;for(let e=0,i=n.length;e<i;e+=3)u[0]=n[e],u[1]=n[e+1],u[2]=n[e+2],u[3]=1,d.decompressPosition(u,a),d.transformPoint4(this.model.worldMatrix,u,u),d.transformPoint4(this.model.worldMatrix,u,u),u[0]+=A,u[1]+=h,u[2]+=c,t(u)}else this.model.error("portion not found: "+e)}getEachIndex(e,t){if(!this.model.scene.readableGeometryEnabled)return;const i=this._portionToSubPortionsMap[e];if(i)for(let e=0,s=i.length;e<s;e++){const s=i[e],r=this._subPortionReadableGeometries[s].indices;for(let e=0,i=r.length;e<i;e++)t(r[e])}else this.model.error("portion not found: "+e)}drawColorOpaque(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.withSAO&&this.model.saoEnabled?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,Ho.COLOR_OPAQUE):this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE))}_updateBackfaceCull(e,t){const i=this.model.backfaces||e.sectioned;if(t.backfaces!==i){const e=t.gl;i?e.disable(e.CULL_FACE):e.enable(e.CULL_FACE),t.backfaces=i}}drawColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Ho.COLOR_TRANSPARENT))}drawDepth(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE))}drawNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE))}drawSilhouetteXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_XRAYED))}drawSilhouetteHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_HIGHLIGHTED))}drawSilhouetteSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Ho.SILHOUETTE_SELECTED))}drawEdgesColorOpaque(e,t){this.model.scene.logarithmicDepthBufferEnabled?this.model.scene._loggedWarning||(console.log("Edge enhancement for SceneModel data texture layers currently disabled with logarithmic depth buffer"),this.model.scene._loggedWarning=!0):this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Ho.EDGES_COLOR_OPAQUE)}drawEdgesColorTransparent(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&0!==this._numTransparentLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Ho.EDGES_COLOR_TRANSPARENT)}drawEdgesHighlighted(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ho.EDGES_HIGHLIGHTED)}drawEdgesSelected(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ho.EDGES_SELECTED)}drawEdgesXRayed(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Ho.EDGES_XRAYED)}drawOcclusion(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE))}drawShadow(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,Ho.COLOR_OPAQUE))}setPickMatrices(e,t){}drawPickMesh(e,t){0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Ho.PICK))}drawPickDepths(e,t){0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Ho.PICK))}drawSnapInit(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Ho.PICK))}drawSnap(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Ho.PICK))}drawPickNormals(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsRenderer&&this._renderers.pickNormalsRenderer.drawLayer(t,this,Ho.PICK))}destroy(){if(this._destroyed)return;const e=this._state;e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),this.model.scene.off(this._onSceneRendering),e.destroy(),this._destroyed=!0}}class ac{constructor(e){this.id=e.id,this.colorTexture=e.colorTexture,this.alphaCutoff=e.alphaCutoff,this.metallicRoughnessTexture=e.metallicRoughnessTexture,this.normalsTexture=e.normalsTexture,this.emissiveTexture=e.emissiveTexture,this.occlusionTexture=e.occlusionTexture}destroy(){}}class lc{constructor(e){this.id=e.id,this.texture=e.texture}destroy(){this.texture&&(this.texture.destroy(),this.texture=null)}}const Ac={enabled:!1,files:{},add:function(e,t){!1!==this.enabled&&(this.files[e]=t)},get:function(e){if(!1!==this.enabled)return this.files[e]},remove:function(e){delete this.files[e]},clear:function(){this.files={}}};class hc{constructor(e,t,i){this.isLoading=!1,this.itemsLoaded=0,this.itemsTotal=0,this.urlModifier=void 0,this.handlers=[],this.onStart=void 0,this.onLoad=e,this.onProgress=t,this.onError=i}itemStart(e){this.itemsTotal++,!1===this.isLoading&&void 0!==this.onStart&&this.onStart(e,this.itemsLoaded,this.itemsTotal),this.isLoading=!0}itemEnd(e){this.itemsLoaded++,void 0!==this.onProgress&&this.onProgress(e,this.itemsLoaded,this.itemsTotal),this.itemsLoaded===this.itemsTotal&&(this.isLoading=!1,void 0!==this.onLoad&&this.onLoad())}itemError(e){void 0!==this.onError&&this.onError(e)}resolveURL(e){return this.urlModifier?this.urlModifier(e):e}setURLModifier(e){return this.urlModifier=e,this}addHandler(e,t){return this.handlers.push(e,t),this}removeHandler(e){const t=this.handlers.indexOf(e);return-1!==t&&this.handlers.splice(t,2),this}getHandler(e){for(let t=0,i=this.handlers.length;t<i;t+=2){const i=this.handlers[t],s=this.handlers[t+1];if(i.global&&(i.lastIndex=0),i.test(e))return s}return null}}const cc=new hc;class uc{constructor(e){this.manager=void 0!==e?e:cc,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}load(){}loadAsync(e,t){const i=this;return new Promise((function(s,r){i.load(e,s,t,r)}))}parse(){}setCrossOrigin(e){return this.crossOrigin=e,this}setWithCredentials(e){return this.withCredentials=e,this}setPath(e){return this.path=e,this}setResourcePath(e){return this.resourcePath=e,this}setRequestHeader(e){return this.requestHeader=e,this}}const dc={};class pc extends uc{constructor(e){super(e)}load(e,t,i,s){void 0===e&&(e=""),void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);const r=Ac.get(e);if(void 0!==r)return this.manager.itemStart(e),I.scheduleTask((()=>{t&&t(r),this.manager.itemEnd(e)}),0),r;if(void 0!==dc[e])return void dc[e].push({onLoad:t,onProgress:i,onError:s});dc[e]=[],dc[e].push({onLoad:t,onProgress:i,onError:s});const o=new Request(e,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),n=this.mimeType,a=this.responseType;fetch(o).then((t=>{if(200===t.status||0===t.status){if(0===t.status&&console.warn("FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===t.body.getReader)return t;const i=dc[e],s=t.body.getReader(),r=t.headers.get("Content-Length"),o=r?parseInt(r):0,n=0!==o;let a=0;const l=new ReadableStream({start(e){!function t(){s.read().then((({done:s,value:r})=>{if(s)e.close();else{a+=r.byteLength;const s=new ProgressEvent("progress",{lengthComputable:n,loaded:a,total:o});for(let e=0,t=i.length;e<t;e++){const t=i[e];t.onProgress&&t.onProgress(s)}e.enqueue(r),t()}}))}()}});return new Response(l)}throw Error(`fetch for "${t.url}" responded with ${t.status}: ${t.statusText}`)})).then((e=>{switch(a){case"arraybuffer":return e.arrayBuffer();case"blob":return e.blob();case"document":return e.text().then((e=>(new DOMParser).parseFromString(e,n)));case"json":return e.json();default:if(void 0===n)return e.text();{const t=/charset="?([^;"\s]*)"?/i.exec(n),i=t&&t[1]?t[1].toLowerCase():void 0,s=new TextDecoder(i);return e.arrayBuffer().then((e=>s.decode(e)))}}})).then((t=>{Ac.add(e,t);const i=dc[e];delete dc[e];for(let e=0,s=i.length;e<s;e++){const s=i[e];s.onLoad&&s.onLoad(t)}})).catch((t=>{const i=dc[e];if(void 0===i)throw this.manager.itemError(e),t;delete dc[e];for(let e=0,s=i.length;e<s;e++){const s=i[e];s.onError&&s.onError(t)}this.manager.itemError(e)})).finally((()=>{this.manager.itemEnd(e)})),this.manager.itemStart(e)}setResponseType(e){return this.responseType=e,this}setMimeType(e){return this.mimeType=e,this}}class fc{constructor(e=4){this.pool=e,this.queue=[],this.workers=[],this.workersResolve=[],this.workerStatus=0}_initWorker(e){if(!this.workers[e]){const t=this.workerCreator();t.addEventListener("message",this._onMessage.bind(this,e)),this.workers[e]=t}}_getIdleWorker(){for(let e=0;e<this.pool;e++)if(!(this.workerStatus&1<<e))return e;return-1}_onMessage(e,t){const i=this.workersResolve[e];if(i&&i(t),this.queue.length){const{resolve:t,msg:i,transfer:s}=this.queue.shift();this.workersResolve[e]=t,this.workers[e].postMessage(i,s)}else this.workerStatus^=1<<e}setWorkerCreator(e){this.workerCreator=e}setWorkerLimit(e){this.pool=e}postMessage(e,t){return new Promise((i=>{const s=this._getIdleWorker();-1!==s?(this._initWorker(s),this.workerStatus|=1<<s,this.workersResolve[s]=i,this.workers[s].postMessage(e,t)):this.queue.push({resolve:i,msg:e,transfer:t})}))}destroy(){this.workers.forEach((e=>e.terminate())),this.workersResolve.length=0,this.workers.length=0,this.queue.length=0,this.workerStatus=0}}let gc=0;class mc{constructor({viewer:e,transcoderPath:t,workerLimit:i}){this._transcoderPath=t||"https://cdn.jsdelivr.net/npm/@xeokit/xeokit-sdk/dist/basis/",this._transcoderBinary=null,this._transcoderPending=null,this._workerPool=new fc,this._workerSourceURL="",i&&this._workerPool.setWorkerLimit(i);const s=e.capabilities;this._workerConfig={astcSupported:s.astcSupported,etc1Supported:s.etc1Supported,etc2Supported:s.etc2Supported,dxtSupported:s.dxtSupported,bptcSupported:s.bptcSupported,pvrtcSupported:s.pvrtcSupported},this._supportedFileTypes=["xkt2"]}_init(){if(!this._transcoderPending){const e=new pc;e.setPath(this._transcoderPath),e.setWithCredentials(this.withCredentials);const t=e.loadAsync("basis_transcoder.js"),i=new pc;i.setPath(this._transcoderPath),i.setResponseType("arraybuffer"),i.setWithCredentials(this.withCredentials);const s=i.loadAsync("basis_transcoder.wasm");this._transcoderPending=Promise.all([t,s]).then((([e,t])=>{const i=mc.BasisWorker.toString(),s=["/* constants */","let _EngineFormat = "+JSON.stringify(mc.EngineFormat),"let _TranscoderFormat = "+JSON.stringify(mc.TranscoderFormat),"let _BasisFormat = "+JSON.stringify(mc.BasisFormat),"/* basis_transcoder.js */",e,"/* worker */",i.substring(i.indexOf("{")+1,i.lastIndexOf("}"))].join("\n");this._workerSourceURL=URL.createObjectURL(new Blob([s])),this._transcoderBinary=t,this._workerPool.setWorkerCreator((()=>{const e=new Worker(this._workerSourceURL),t=this._transcoderBinary.slice(0);return e.postMessage({type:"init",config:this._workerConfig,transcoderBinary:t},[t]),e}))})),gc>0&&console.warn("KTX2TextureTranscoder: Multiple active KTX2TextureTranscoder may cause performance issues. Use a single KTX2TextureTranscoder instance, or call .dispose() on old instances."),gc++}return this._transcoderPending}transcode(e,t,i={}){return new Promise(((s,r)=>{const o=i;this._init().then((()=>this._workerPool.postMessage({type:"transcode",buffers:e,taskConfig:o},e))).then((e=>{const i=e.data,{mipmaps:o,width:n,height:a,format:l,type:A,error:h,dfdTransferFn:c,dfdFlags:u}=i;if("error"===A)return r(h);t.setCompressedData({mipmaps:o,props:{format:l,minFilter:1===o.length?1006:1008,magFilter:1===o.length?1006:1008,encoding:2===c?3001:3e3,premultiplyAlpha:!!(1&u)}}),s()}))}))}destroy(){URL.revokeObjectURL(this._workerSourceURL),this._workerPool.destroy(),gc--}}mc.BasisFormat={ETC1S:0,UASTC_4x4:1},mc.TranscoderFormat={ETC1:0,ETC2:1,BC1:2,BC3:3,BC4:4,BC5:5,BC7_M6_OPAQUE_ONLY:6,BC7_M5:7,PVRTC1_4_RGB:8,PVRTC1_4_RGBA:9,ASTC_4x4:10,ATC_RGB:11,ATC_RGBA_INTERPOLATED_ALPHA:12,RGBA32:13,RGB565:14,BGR565:15,RGBA4444:16},mc.EngineFormat={RGBAFormat:1023,RGBA_ASTC_4x4_Format:37808,RGBA_BPTC_Format:36492,RGBA_ETC2_EAC_Format:37496,RGBA_PVRTC_4BPPV1_Format:35842,RGBA_S3TC_DXT5_Format:33779,RGB_ETC1_Format:36196,RGB_ETC2_Format:37492,RGB_PVRTC_4BPPV1_Format:35840,RGB_S3TC_DXT1_Format:33776},mc.BasisWorker=function(){let e,t,i;const s=_EngineFormat,r=_TranscoderFormat,o=_BasisFormat;self.addEventListener("message",(function(n){const h=n.data;switch(h.type){case"init":e=h.config,c=h.transcoderBinary,t=new Promise((e=>{i={wasmBinary:c,onRuntimeInitialized:e},BASIS(i)})).then((()=>{i.initializeBasis(),void 0===i.KTX2File&&console.warn("KTX2TextureTranscoder: Please update Basis Universal transcoder.")}));break;case"transcode":t.then((()=>{try{const{width:t,height:n,hasAlpha:c,mipmaps:u,format:d,dfdTransferFn:p,dfdFlags:f}=function(t){const n=new i.KTX2File(new Uint8Array(t));function h(){n.close(),n.delete()}if(!n.isValid())throw h(),new Error("KTX2TextureTranscoder: Invalid or unsupported .ktx2 file");const c=n.isUASTC()?o.UASTC_4x4:o.ETC1S,u=n.getWidth(),d=n.getHeight(),p=n.getLevels(),f=n.getHasAlpha(),g=n.getDFDTransferFunc(),m=n.getDFDFlags(),{transcoderFormat:_,engineFormat:v}=function(t,i,n,h){let c,u;const d=t===o.ETC1S?a:l;for(let s=0;s<d.length;s++){const r=d[s];if(e[r.if]&&(r.basisFormat.includes(t)&&!(h&&r.transcoderFormat.length<2)&&(!r.needsPowerOfTwo||A(i)&&A(n))))return c=r.transcoderFormat[h?1:0],u=r.engineFormat[h?1:0],{transcoderFormat:c,engineFormat:u}}return console.warn("KTX2TextureTranscoder: No suitable compressed texture format found. Decoding to RGBA32."),c=r.RGBA32,u=s.RGBAFormat,{transcoderFormat:c,engineFormat:u}}(c,u,d,f);if(!u||!d||!p)throw h(),new Error("KTX2TextureTranscoder: Invalid texture");if(!n.startTranscoding())throw h(),new Error("KTX2TextureTranscoder: .startTranscoding failed");const b=[];for(let e=0;e<p;e++){const t=n.getImageLevelInfo(e,0,0),i=t.origWidth,s=t.origHeight,r=new Uint8Array(n.getImageTranscodedSizeInBytes(e,0,0,_));if(!n.transcodeImage(r,e,0,0,_,0,-1,-1))throw h(),new Error("KTX2TextureTranscoder: .transcodeImage failed.");b.push({data:r,width:i,height:s})}return h(),{width:u,height:d,hasAlpha:f,mipmaps:b,format:v,dfdTransferFn:g,dfdFlags:m}}(h.buffers[0]),g=[];for(let e=0;e<u.length;++e)g.push(u[e].data.buffer);self.postMessage({type:"transcode",id:h.id,width:t,height:n,hasAlpha:c,mipmaps:u,format:d,dfdTransferFn:p,dfdFlags:f},g)}catch(e){console.error(`[KTX2TextureTranscoder.BasisWorker]: ${e}`),self.postMessage({type:"error",id:h.id,error:e.message})}}))}var c}));const n=[{if:"astcSupported",basisFormat:[o.UASTC_4x4],transcoderFormat:[r.ASTC_4x4,r.ASTC_4x4],engineFormat:[s.RGBA_ASTC_4x4_Format,s.RGBA_ASTC_4x4_Format],priorityETC1S:1/0,priorityUASTC:1,needsPowerOfTwo:!1},{if:"bptcSupported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.BC7_M5,r.BC7_M5],engineFormat:[s.RGBA_BPTC_Format,s.RGBA_BPTC_Format],priorityETC1S:3,priorityUASTC:2,needsPowerOfTwo:!1},{if:"dxtSupported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.BC1,r.BC3],engineFormat:[s.RGB_S3TC_DXT1_Format,s.RGBA_S3TC_DXT5_Format],priorityETC1S:4,priorityUASTC:5,needsPowerOfTwo:!1},{if:"etc2Supported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.ETC1,r.ETC2],engineFormat:[s.RGB_ETC2_Format,s.RGBA_ETC2_EAC_Format],priorityETC1S:1,priorityUASTC:3,needsPowerOfTwo:!1},{if:"etc1Supported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.ETC1],engineFormat:[s.RGB_ETC1_Format],priorityETC1S:2,priorityUASTC:4,needsPowerOfTwo:!1},{if:"pvrtcSupported",basisFormat:[o.ETC1S,o.UASTC_4x4],transcoderFormat:[r.PVRTC1_4_RGB,r.PVRTC1_4_RGBA],engineFormat:[s.RGB_PVRTC_4BPPV1_Format,s.RGBA_PVRTC_4BPPV1_Format],priorityETC1S:5,priorityUASTC:6,needsPowerOfTwo:!0}],a=n.sort((function(e,t){return e.priorityETC1S-t.priorityETC1S})),l=n.sort((function(e,t){return e.priorityUASTC-t.priorityUASTC}));function A(e){return e<=2||0==(e&e-1)&&0!==e}};const _c={};function vc(e){const t=e.scene.id;let i=_c[t];return i||(i=new mc({viewer:e}),_c[t]=i,e.scene.on("destroyed",(()=>{delete _c[t],i.destroy()}))),i}
 /**
  * @author https://github.com/tmarti, with support from https://tribia.com/
  * @license MIT
@@ -14,7 +14,7 @@ class e{constructor(e,t){this.items=e||[],this._lastUniqueId=(t||0)+1}addItem(){
 /**
  * @author https://github.com/tmarti, with support from https://tribia.com/
  * @license MIT
- **/let wc=null;function Pc(e,t){const i=3*e,s=3*t;let r,o,n,a,l,A;const h=Math.min(r=wc[i],o=wc[i+1],n=wc[i+2]),c=Math.min(a=wc[s],l=wc[s+1],A=wc[s+2]);if(h!==c)return h-c;const u=Math.max(r,o,n),d=Math.max(a,l,A);return u!==d?u-d:0}let Cc=null;function Mc(e,t){let i=Cc[2*e]-Cc[2*t];return 0!==i?i:Cc[2*e+1]-Cc[2*t+1]}function Ec(e,t,i=!1){const s=e.positionsCompressed||[],r=function(e,t){const i=new Int32Array(e.length/3);for(let e=0,t=i.length;e<t;e++)i[e]=e;wc=new Int32Array(e.length);for(let i=0,s=e.length;i<s;i++)wc[i]=e[i]>>t;i.sort(Pc);const s=new Int32Array(e.length);for(let t=0,r=i.length;t<r;t++)s[3*t+0]=e[3*i[t]+0],s[3*t+1]=e[3*i[t]+1],s[3*t+2]=e[3*i[t]+2];return s}(e.indices||[],t),o=function(e){if(0===(e||[]).length)return[];let t=new Int32Array(e.length/2);for(let e=0,i=t.length;e<i;e++)t[e]=e;for(let t=0,i=e.length;t<i;t+=2)if(e[t]>e[t+1]){let i=e[t];e[t]=e[t+1],e[t+1]=i}Cc=new Int32Array(e),t.sort(Mc);const i=new Int32Array(e.length);for(let s=0,r=t.length;s<r;s++)i[2*s+0]=e[2*t[s]+0],i[2*s+1]=e[2*t[s]+1];return i}(e.edgeIndices||[]);function n(e,t){if(e>t){let i=e;e=t,t=i}function i(i,s){return i!==e?e-i:s!==t?t-s:0}let s=0,r=(o.length>>1)-1;for(;s<=r;){const e=r+s>>1,t=i(o[2*e],o[2*e+1]);if(t>0)s=e+1;else{if(!(t<0))return e;r=e-1}}return-s-1}const a=new Int32Array(o.length/2);a.fill(0);const l=s.length/3;if(l>8*(1<<t))return[e];const A=new Int32Array(l);A.fill(-1);const h=[];function c(){A.fill(-1);const e={positionsCompressed:[],indices:[],edgeIndices:[],maxNumPositions:(1<<t)-t,numPositions:0,bucketNumber:h.length};return h.push(e),e}let u=c();for(let t=0,i=r.length;t<i;t+=3){let i=0;const l=r[t],h=r[t+1],d=r[t+2];if(-1===A[l]&&i++,-1===A[h]&&i++,-1===A[d]&&i++,i+u.numPositions>u.maxNumPositions&&(u=c()),u.bucketNumber>8)return[e];let p;-1===A[l]&&(A[l]=u.numPositions++,u.positionsCompressed.push(s[3*l]),u.positionsCompressed.push(s[3*l+1]),u.positionsCompressed.push(s[3*l+2])),-1===A[h]&&(A[h]=u.numPositions++,u.positionsCompressed.push(s[3*h]),u.positionsCompressed.push(s[3*h+1]),u.positionsCompressed.push(s[3*h+2])),-1===A[d]&&(A[d]=u.numPositions++,u.positionsCompressed.push(s[3*d]),u.positionsCompressed.push(s[3*d+1]),u.positionsCompressed.push(s[3*d+2])),u.indices.push(A[l]),u.indices.push(A[h]),u.indices.push(A[d]),(p=n(l,h))>=0&&0===a[p]&&(a[p]=1,u.edgeIndices.push(A[o[2*p]]),u.edgeIndices.push(A[o[2*p+1]])),(p=n(l,d))>=0&&0===a[p]&&(a[p]=1,u.edgeIndices.push(A[o[2*p]]),u.edgeIndices.push(A[o[2*p+1]])),(p=n(h,d))>=0&&0===a[p]&&(a[p]=1,u.edgeIndices.push(A[o[2*p]]),u.edgeIndices.push(A[o[2*p+1]]))}const d=t/8*2,p=t/8,f=2*s.length+(r.length+o.length)*d;let g=0,m=-s.length/3;return h.forEach((e=>{g+=2*e.positionsCompressed.length+(e.indices.length+e.edgeIndices.length)*p,m+=e.positionsCompressed.length/3})),g>f?[e]:(i&&function(e,t){const i={},s={};let r=0;e.forEach((e=>{const t=e.indices,o=e.edgeIndices,n=e.positionsCompressed;for(let e=0,s=t.length;e<s;e+=3){const s=n[3*t[e]]+"_"+n[3*t[e]+1]+"_"+n[3*t[e]+2]+"/"+n[3*t[e+1]]+"_"+n[3*t[e+1]+1]+"_"+n[3*t[e+1]+2]+"/"+n[3*t[e+2]]+"_"+n[3*t[e+2]+1]+"_"+n[3*t[e+2]+2];i[s]=!0}r+=e.edgeIndices.length/2;for(let e=0,t=o.length;e<t;e+=2){const t=n[3*o[e]]+"_"+n[3*o[e]+1]+"_"+n[3*o[e]+2]+"/"+n[3*o[e+1]]+"_"+n[3*o[e+1]+1]+"_"+n[3*o[e+1]+2]+"/";s[t]=!0}}));{const e=t.indices;t.edgeIndices;const s=t.positionsCompressed;for(let t=0,r=e.length;t<r;t+=3){const r=s[3*e[t]]+"_"+s[3*e[t]+1]+"_"+s[3*e[t]+2]+"/"+s[3*e[t+1]]+"_"+s[3*e[t+1]+1]+"_"+s[3*e[t+1]+2]+"/"+s[3*e[t+2]]+"_"+s[3*e[t+2]+1]+"_"+s[3*e[t+2]+2];if(!(r in i))throw console.log("Not found "+r),"Ohhhh!"}}}(h,e),h)}const Fc=d.vec4(4),Ic=d.vec4(),Dc=d.vec4(),Sc=d.vec3([1,0,0]),Tc=d.vec3([0,1,0]),Rc=d.vec3([0,0,1]);d.vec3(3),d.vec3(3);const Lc=d.identityMat4();class Uc{constructor(e){this._model=e.model,this.id=e.id,this._parentTransform=e.parent,this._childTransforms=[],this._meshes=[],this._scale=new Float32Array([1,1,1]),this._quaternion=d.identityQuaternion(new Float32Array(4)),this._rotation=new Float32Array(3),this._position=new Float32Array(3),this._localMatrix=d.identityMat4(new Float32Array(16)),this._worldMatrix=d.identityMat4(new Float32Array(16)),this._localMatrixDirty=!0,this._worldMatrixDirty=!0,e.matrix?this.matrix=e.matrix:(this.scale=e.scale,this.position=e.position,e.quaternion||(this.rotation=e.rotation)),e.parent&&e.parent._addChildTransform(this)}_addChildTransform(e){this._childTransforms.push(e),e._parentTransform=this,e._transformDirty(),e._setSubtreeAABBsDirty(this)}_addMesh(e){this._meshes.push(e),e.transform=this}get parentTransform(){return this._parentTransform}get meshes(){return this._meshes}set position(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._model.glRedraw()}get position(){return this._position}set rotation(e){this._rotation.set(e||[0,0,0]),d.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._model.glRedraw()}get rotation(){return this._rotation}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),d.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._model.glRedraw()}get quaternion(){return this._quaternion}set scale(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._model.glRedraw()}get scale(){return this._scale}set matrix(e){this._localMatrix||(this._localMatrix=d.identityMat4()),this._localMatrix.set(e||Lc),d.decomposeMat4(this._localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._transformDirty(),this._model.glRedraw()}get matrix(){return this._localMatrixDirty&&(this._localMatrix||(this._localMatrix=d.identityMat4()),d.composeMat4(this._position,this._quaternion,this._scale,this._localMatrix),this._localMatrixDirty=!1),this._localMatrix}get worldMatrix(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}rotate(e,t){return Fc[0]=e[0],Fc[1]=e[1],Fc[2]=e[2],Fc[3]=t*d.DEGTORAD,d.angleAxisToQuaternion(Fc,Ic),d.mulQuaternions(this.quaternion,Ic,Dc),this.quaternion=Dc,this._setLocalMatrixDirty(),this._model.glRedraw(),this}rotateOnWorldAxis(e,t){return Fc[0]=e[0],Fc[1]=e[1],Fc[2]=e[2],Fc[3]=t*d.DEGTORAD,d.angleAxisToQuaternion(Fc,Ic),d.mulQuaternions(Ic,this.quaternion,Ic),this}rotateX(e){return this.rotate(Sc,e)}rotateY(e){return this.rotate(Tc,e)}rotateZ(e){return this.rotate(Rc,e)}translate(e){return this._position[0]+=e[0],this._position[1]+=e[1],this._position[2]+=e[2],this._setLocalMatrixDirty(),this._model.glRedraw(),this}translateX(e){return this._position[0]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}translateY(e){return this._position[1]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}translateZ(e){return this._position[2]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}_setLocalMatrixDirty(){this._localMatrixDirty=!0,this._transformDirty()}_transformDirty(){this._worldMatrixDirty=!0;for(let e=0,t=this._childTransforms.length;e<t;e++){const t=this._childTransforms[e];if(t._transformDirty(),t._meshes&&t._meshes.length>0){const e=t._meshes;for(let t=0,i=e.length;t<i;t++)e[t]._transformDirty()}}if(this._meshes&&this._meshes.length>0){const e=this._meshes;for(let t=0,i=e.length;t<i;t++)e[t]._transformDirty()}}_buildWorldMatrix(){const e=this.matrix;if(this._parentTransform)d.mulMat4(this._parentTransform.worldMatrix,e,this._worldMatrix);else for(let t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}_setSubtreeAABBsDirty(e){if(e._aabbDirty=!0,e._childTransforms)for(let t=0,i=e._childTransforms.length;t<i;t++)this._setSubtreeAABBsDirty(e._childTransforms[t])}}const Oc=d.vec3(),kc=d.OBB3(),Nc=d.vec4(),Qc=d.vec3([1,1,1]),Vc=d.vec3([0,0,0]);d.vec3([0,0,0]);const Hc=d.identityQuaternion(),jc=d.identityMat4(),Gc=new Uint8Array([255,255,255]);class zc extends R{constructor(e,t={}){super(e,t),this.renderOrder=t.renderOrder||0,this._dtxEnabled=this.scene.dtxEnabled&&!1!==t.dtxEnabled,this._enableVertexWelding=!1,this._enableIndexBucketing=!1,this._vboBatchingLayerScratchMemory=(Vo++,Qo),this._textureTranscoder=t.textureTranscoder||vc(this.scene.viewer),this._maxGeometryBatchSize=t.maxGeometryBatchSize,this._aabb=d.collapseAABB3(),this._aabbDirty=!0,this._quantizationRanges={},this._vboInstancingLayers={},this._vboBatchingLayers={},this._dtxLayers={},this._meshList=[],this.layerList=[],this._layersToFinalize=[],this._entityList=[],this._entitiesToFinalize=[],this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={},this._transforms={},this._meshes={},this._unusedMeshes={},this._entities={},this.renderFlags=new pr,this.numGeometries=0,this.numPortions=0,this.numVisibleLayerPortions=0,this.numTransparentLayerPortions=0,this.numXRayedLayerPortions=0,this.numHighlightedLayerPortions=0,this.numSelectedLayerPortions=0,this.numEdgesLayerPortions=0,this.numPickableLayerPortions=0,this.numClippableLayerPortions=0,this.numCulledLayerPortions=0,this.numEntities=0,this._numTriangles=0,this._numLines=0,this._numPoints=0,this._layersFinalized=!1,this._edgeThreshold=t.edgeThreshold||10,this._origin=d.vec3(t.origin||[0,0,0]),this._position=d.vec3(t.position||[0,0,0]),this._rotation=d.vec3(t.rotation||[0,0,0]),this._quaternion=d.vec4(t.quaternion||[0,0,0,1]),this._conjugateQuaternion=d.vec4(t.quaternion||[0,0,0,1]),t.rotation&&d.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._scale=d.vec3(t.scale||[1,1,1]),this._worldRotationMatrix=d.mat4(),this._worldRotationMatrixConjugate=d.mat4(),this._matrix=d.mat4(),this._matrixDirty=!0,this._rebuildMatrices(),this._worldNormalMatrix=d.mat4(),d.inverseMat4(this._matrix,this._worldNormalMatrix),d.transposeMat4(this._worldNormalMatrix),(t.matrix||t.position||t.rotation||t.scale||t.quaternion)&&(this._viewMatrix=d.mat4(),this._viewNormalMatrix=d.mat4(),this._viewMatrixDirty=!0,this._matrixNonIdentity=!0),this._opacity=1,this._colorize=[1,1,1],this._saoEnabled=!1!==t.saoEnabled,this._pbrEnabled=!1!==t.pbrEnabled,this._colorTextureEnabled=!1!==t.colorTextureEnabled,this._isModel=t.isModel,this._isModel&&this.scene._registerModel(this),this._onCameraViewMatrix=this.scene.camera.on("matrix",(()=>{this._viewMatrixDirty=!0})),this._meshesWithDirtyMatrices=[],this._numMeshesWithDirtyMatrices=0,this._onTick=this.scene.on("tick",(()=>{for(;this._numMeshesWithDirtyMatrices>0;)this._meshesWithDirtyMatrices[--this._numMeshesWithDirtyMatrices]._updateMatrix()})),this._createDefaultTextureSet(),this.visible=t.visible,this.culled=t.culled,this.pickable=t.pickable,this.clippable=t.clippable,this.collidable=t.collidable,this.castsShadow=t.castsShadow,this.receivesShadow=t.receivesShadow,this.xrayed=t.xrayed,this.highlighted=t.highlighted,this.selected=t.selected,this.edges=t.edges,this.colorize=t.colorize,this.opacity=t.opacity,this.backfaces=t.backfaces}_meshMatrixDirty(e){this._meshesWithDirtyMatrices[this._numMeshesWithDirtyMatrices++]=e}_createDefaultTextureSet(){const e=new lc({id:"defaultColorTexture",texture:new qr({gl:this.scene.canvas.gl,preloadColor:[1,1,1,1]})}),t=new lc({id:"defaultMetalRoughTexture",texture:new qr({gl:this.scene.canvas.gl,preloadColor:[0,1,1,1]})}),i=new lc({id:"defaultNormalsTexture",texture:new qr({gl:this.scene.canvas.gl,preloadColor:[0,0,0,0]})}),s=new lc({id:"defaultEmissiveTexture",texture:new qr({gl:this.scene.canvas.gl,preloadColor:[0,0,0,1]})}),r=new lc({id:"defaultOcclusionTexture",texture:new qr({gl:this.scene.canvas.gl,preloadColor:[1,1,1,1]})});this._textures.defaultColorTexture=e,this._textures.defaultMetalRoughTexture=t,this._textures.defaultNormalsTexture=i,this._textures.defaultEmissiveTexture=s,this._textures.defaultOcclusionTexture=r,this._textureSets.defaultTextureSet=new ac({id:"defaultTextureSet",model:this,colorTexture:e,metallicRoughnessTexture:t,normalsTexture:i,emissiveTexture:s,occlusionTexture:r})}get isPerformanceModel(){return!0}get transforms(){return this._transforms}get textures(){return this._textures}get textureSets(){return this._textureSets}get meshes(){return this._meshes}get objects(){return this._entities}get origin(){return this._origin}set position(e){this._position.set(e||[0,0,0]),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get position(){return this._position}set rotation(e){this._rotation.set(e||[0,0,0]),d.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get rotation(){return this._rotation}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),d.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get quaternion(){return this._quaternion}set scale(e){}get scale(){return this._scale}set matrix(e){this._matrix.set(e||jc),d.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrix),d.conjugateQuaternion(this._quaternion,this._conjugateQuaternion),d.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrixConjugate),this._matrix.set(this._worldRotationMatrix),d.translateMat4v(this._position,this._matrix),this._matrixDirty=!1,this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get matrix(){return this._rebuildMatrices(),this._matrix}get rotationMatrix(){return this._rebuildMatrices(),this._worldRotationMatrix}_rebuildMatrices(){this._matrixDirty&&(d.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrix),d.conjugateQuaternion(this._quaternion,this._conjugateQuaternion),d.quaternionToRotationMat4(this._conjugateQuaternion,this._worldRotationMatrixConjugate),d.scaleMat4v(this._scale,this._worldRotationMatrix),d.scaleMat4v(this._scale,this._worldRotationMatrixConjugate),this._matrix.set(this._worldRotationMatrix),d.translateMat4v(this._position,this._matrix),this._matrixDirty=!1,this._viewMatrixDirty=!0)}get rotationMatrixConjugate(){return this._rebuildMatrices(),this._worldRotationMatrixConjugate}_setWorldMatrixDirty(){this._matrixDirty=!0,this._aabbDirty=!0}_transformDirty(){this._matrixDirty=!0,this._aabbDirty=!0,this.scene._aabbDirty=!0}_sceneModelDirty(){this.scene._aabbDirty=!0,this._aabbDirty=!0,this.scene._aabbDirty=!0,this._matrixDirty=!0;for(let e=0,t=this._entityList.length;e<t;e++)this._entityList[e]._sceneModelDirty()}get worldMatrix(){return this.matrix}get worldNormalMatrix(){return this._worldNormalMatrix}_rebuildViewMatrices(){this._rebuildMatrices(),this._viewMatrixDirty&&(d.mulMat4(this.scene.camera.viewMatrix,this._matrix,this._viewMatrix),d.inverseMat4(this._viewMatrix,this._viewNormalMatrix),d.transposeMat4(this._viewNormalMatrix),this._viewMatrixDirty=!1)}get viewMatrix(){return this._viewMatrix?(this._rebuildViewMatrices(),this._viewMatrix):this.scene.camera.viewMatrix}get viewNormalMatrix(){return this._viewNormalMatrix?(this._rebuildViewMatrices(),this._viewNormalMatrix):this.scene.camera.viewNormalMatrix}get backfaces(){return this._backfaces}set backfaces(e){e=!!e,this._backfaces=e,this.glRedraw()}get entityList(){return this._entityList}get isEntity(){return!0}get isModel(){return this._isModel}get isObject(){return!1}get aabb(){if(this._aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._entityList.length;e<t;e++)d.expandAABB3(this._aabb,this._entityList[e].aabb);this._aabbDirty=!1}return this._aabb}get numTriangles(){return this._numTriangles}get numLines(){return this._numLines}get numPoints(){return this._numPoints}get visible(){return this.numVisibleLayerPortions>0}set visible(e){e=!1!==e,this._visible=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].visible=e;this.glRedraw()}get xrayed(){return this.numXRayedLayerPortions>0}set xrayed(e){e=!!e,this._xrayed=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].xrayed=e;this.glRedraw()}get highlighted(){return this.numHighlightedLayerPortions>0}set highlighted(e){e=!!e,this._highlighted=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].highlighted=e;this.glRedraw()}get selected(){return this.numSelectedLayerPortions>0}set selected(e){e=!!e,this._selected=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].selected=e;this.glRedraw()}get edges(){return this.numEdgesLayerPortions>0}set edges(e){e=!!e,this._edges=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].edges=e;this.glRedraw()}get culled(){return this._culled}set culled(e){e=!!e,this._culled=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].culled=e;this.glRedraw()}get clippable(){return this._clippable}set clippable(e){e=!1!==e,this._clippable=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].clippable=e;this.glRedraw()}get collidable(){return this._collidable}set collidable(e){e=!1!==e,this._collidable=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].collidable=e}get pickable(){return this.numPickableLayerPortions>0}set pickable(e){e=!1!==e,this._pickable=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].pickable=e}get colorize(){return this._colorize}set colorize(e){this._colorize=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].colorize=e}get opacity(){return this._opacity}set opacity(e){this._opacity=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].opacity=e}get castsShadow(){return this._castsShadow}set castsShadow(e){(e=!1!==e)!==this._castsShadow&&(this._castsShadow=e,this.glRedraw())}get receivesShadow(){return this._receivesShadow}set receivesShadow(e){(e=!1!==e)!==this._receivesShadow&&(this._receivesShadow=e,this.glRedraw())}get saoEnabled(){return this._saoEnabled}get pbrEnabled(){return this._pbrEnabled}get colorTextureEnabled(){return this._colorTextureEnabled}get isDrawable(){return!0}get isStateSortable(){return!1}get xrayMaterial(){return this.scene.xrayMaterial}get highlightMaterial(){return this.scene.highlightMaterial}get selectedMaterial(){return this.scene.selectedMaterial}get edgeMaterial(){return this.scene.edgeMaterial}getPickViewMatrix(e){return this._viewMatrix?this._viewMatrix:e}createQuantizationRange(e){void 0!==e.id&&null!==e.id?e.aabb?this.error("[createQuantizationRange] Config missing: aabb"):this._quantizationRanges[e.id]?this.error("[createQuantizationRange] QuantizationRange already created: "+e.id):this._quantizationRanges[e.id]={id:e.id,aabb:e.aabb,matrix:Un(e.aabb,d.mat4())}:this.error("[createQuantizationRange] Config missing: id")}createGeometry(e){if(void 0!==e.id&&null!==e.id)if(this._geometries[e.id])this.error("[createGeometry] Geometry already created: "+e.id);else if(void 0!==e.primitive&&null!==e.primitive||(e.primitive="triangles"),"points"===e.primitive||"lines"===e.primitive||"triangles"===e.primitive||"solid"===e.primitive||"surface"===e.primitive){if(!e.positions&&!e.positionsCompressed&&!e.buckets)return this.error("[createGeometry] Param expected: `positions`,  `positionsCompressed' or 'buckets"),null;if(e.positionsCompressed&&!e.positionsDecodeMatrix&&!e.positionsDecodeBoundary)return this.error("[createGeometry] Param expected: `positionsDecodeMatrix` or 'positionsDecodeBoundary' (required for `positionsCompressed')"),null;if(e.positionsDecodeMatrix&&e.positionsDecodeBoundary)return this.error("[createGeometry] Only one of these params expected: `positionsDecodeMatrix` or 'positionsDecodeBoundary' (required for `positionsCompressed')"),null;if(e.uvCompressed&&!e.uvDecodeMatrix)return this.error("[createGeometry] Param expected: `uvDecodeMatrix` (required for `uvCompressed')"),null;if(!(e.buckets||e.indices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)){const t=(e.positions||e.positionsCompressed).length/3;e.indices=this._createDefaultIndices(t)}if(!e.buckets&&!e.indices&&"points"!==e.primitive)return this.error(`[createGeometry] Param expected: indices (required for '${e.primitive}' primitive type)`),null;if(e.positionsDecodeBoundary&&(e.positionsDecodeMatrix=Un(e.positionsDecodeBoundary,d.mat4())),e.positions){const t=d.collapseAABB3();e.positionsDecodeMatrix=d.mat4(),d.expandAABB3Points3(t,e.positions),e.positionsCompressed=Ln(e.positions,t,e.positionsDecodeMatrix),e.aabb=t}else if(e.positionsCompressed){const t=d.collapseAABB3();e.positionsDecodeMatrix=new Float64Array(e.positionsDecodeMatrix),e.positionsCompressed=new Uint16Array(e.positionsCompressed),d.expandAABB3Points3(t,e.positionsCompressed),qt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}else if(e.buckets){const t=d.collapseAABB3();this._dtxBuckets[e.id]=e.buckets;for(let i=0,s=e.buckets.length;i<s;i++){const s=e.buckets[i];s.positions?d.expandAABB3Points3(t,s.positions):s.positionsCompressed&&d.expandAABB3Points3(t,s.positionsCompressed)}e.positionsDecodeMatrix&&qt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}if(e.colorsCompressed&&e.colorsCompressed.length>0)e.colorsCompressed=new Uint8Array(e.colorsCompressed);else if(e.colors&&e.colors.length>0){const t=e.colors,i=new Uint8Array(t.length);for(let e=0,s=t.length;e<s;e++)i[e]=255*t[e];e.colorsCompressed=i}if(e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=zt(e.positions,e.indices,null,5):e.edgeIndices=zt(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.uv){const t=qt.getUVBounds(e.uv),i=qt.compressUVs(e.uv,t.min,t.max);e.uvCompressed=i.quantized,e.uvDecodeMatrix=i.decodeMatrix}else e.uvCompressed&&(e.uvCompressed=new Uint16Array(e.uvCompressed),e.uvDecodeMatrix=new Float64Array(e.uvDecodeMatrix));e.normals&&(e.normals=null),this._geometries[e.id]=e,this._numTriangles+=e.indices?Math.round(e.indices.length/3):0,this.numGeometries++}else this.error(`[createGeometry] Unsupported value for 'primitive': '${e.primitive}' - supported values are 'points', 'lines', 'triangles', 'solid' and 'surface'. Defaulting to 'triangles'.`);else this.error("[createGeometry] Config missing: id")}createTexture(e){const t=e.id;if(null==t)return void this.error("[createTexture] Config missing: id");if(this._textures[t])return void this.error("[createTexture] Texture already created: "+t);if(!e.src&&!e.image&&!e.buffers)return this.error("[createTexture] Param expected: `src`, `image' or 'buffers'"),null;let i=e.minFilter||1008;1006!==i&&1007!==i&&1008!==i&&1005!==i&&1004!==i&&(this.error("[createTexture] Unsupported value for 'minFilter' - \n            supported values are LinearFilter, LinearMipMapNearestFilter, NearestMipMapNearestFilter, \n            NearestMipMapLinearFilter and LinearMipmapLinearFilter. Defaulting to LinearMipmapLinearFilter."),i=1008);let s=e.magFilter||1006;1006!==s&&1003!==s&&(this.error("[createTexture] Unsupported value for 'magFilter' - supported values are LinearFilter and NearestFilter. Defaulting to LinearFilter."),s=1006);let r=e.wrapS||1e3;1001!==r&&1002!==r&&1e3!==r&&(this.error("[createTexture] Unsupported value for 'wrapS' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),r=1e3);let o=e.wrapT||1e3;1001!==o&&1002!==o&&1e3!==o&&(this.error("[createTexture] Unsupported value for 'wrapT' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),o=1e3);let n=e.wrapR||1e3;1001!==n&&1002!==n&&1e3!==n&&(this.error("[createTexture] Unsupported value for 'wrapR' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),n=1e3);let a=e.encoding||3e3;3e3!==a&&3001!==a&&(this.error("[createTexture] Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),a=3e3);const l=new qr({gl:this.scene.canvas.gl,minFilter:i,magFilter:s,wrapS:r,wrapT:o,wrapR:n,encoding:a});if(e.preloadColor&&l.setPreloadColor(e.preloadColor),e.image){const t=e.image;if(t.crossOrigin="Anonymous",t.compressed){const e=t.data;l.setCompressedData({mipmaps:e,props:{format:e[0].format,minFilter:i,magFilter:s}})}else l.setImage(t,{minFilter:i,magFilter:s,wrapS:r,wrapT:o,wrapR:n,flipY:e.flipY,encoding:a})}else if(e.src){const t=e.src.split(".").pop();switch(t){case"jpeg":case"jpg":case"png":case"gif":const A=new Image;A.onload=()=>{l.setImage(A,{minFilter:i,magFilter:s,wrapS:r,wrapT:o,wrapR:n,flipY:e.flipY,encoding:a}),this.glRedraw()},A.src=e.src;break;default:this._textureTranscoder?y.loadArraybuffer(e.src,(e=>{e.byteLength?this._textureTranscoder.transcode([e],l).then((()=>{this.glRedraw()})):this.error("[createTexture] Can't create texture from 'src': file data is zero length")}),(function(e){this.error(`[createTexture] Can't create texture from 'src': ${e}`)})):this.error(`[createTexture] Can't create texture from 'src' - SceneModel needs to be configured with a TextureTranscoder for this file type ('${t}')`)}}else e.buffers&&(this._textureTranscoder?this._textureTranscoder.transcode(e.buffers,l).then((()=>{this.glRedraw()})):this.error("[createTexture] Can't create texture from 'buffers' - SceneModel needs to be configured with a TextureTranscoder for this option"));this._textures[t]=new lc({id:t,texture:l})}createTextureSet(e){const t=e.id;if(null==t)return void this.error("[createTextureSet] Config missing: id");if(this._textureSets[t])return void this.error(`[createTextureSet] Texture set already created: ${t}`);let i,s,r,o,n;if(void 0!==e.colorTextureId&&null!==e.colorTextureId){if(i=this._textures[e.colorTextureId],!i)return void this.error(`[createTextureSet] Texture not found: ${e.colorTextureId} - ensure that you create it first with createTexture()`)}else i=this._textures.defaultColorTexture;if(void 0!==e.metallicRoughnessTextureId&&null!==e.metallicRoughnessTextureId){if(s=this._textures[e.metallicRoughnessTextureId],!s)return void this.error(`[createTextureSet] Texture not found: ${e.metallicRoughnessTextureId} - ensure that you create it first with createTexture()`)}else s=this._textures.defaultMetalRoughTexture;if(void 0!==e.normalsTextureId&&null!==e.normalsTextureId){if(r=this._textures[e.normalsTextureId],!r)return void this.error(`[createTextureSet] Texture not found: ${e.normalsTextureId} - ensure that you create it first with createTexture()`)}else r=this._textures.defaultNormalsTexture;if(void 0!==e.emissiveTextureId&&null!==e.emissiveTextureId){if(o=this._textures[e.emissiveTextureId],!o)return void this.error(`[createTextureSet] Texture not found: ${e.emissiveTextureId} - ensure that you create it first with createTexture()`)}else o=this._textures.defaultEmissiveTexture;if(void 0!==e.occlusionTextureId&&null!==e.occlusionTextureId){if(n=this._textures[e.occlusionTextureId],!n)return void this.error(`[createTextureSet] Texture not found: ${e.occlusionTextureId} - ensure that you create it first with createTexture()`)}else n=this._textures.defaultOcclusionTexture;const a=new ac({id:t,model:this,colorTexture:i,alphaCutoff:e.alphaCutoff,metallicRoughnessTexture:s,normalsTexture:r,emissiveTexture:o,occlusionTexture:n});return this._textureSets[t]=a,a}createTransform(e){if(void 0===e.id||null===e.id)return void this.error("[createTransform] SceneModel.createTransform() config missing: id");if(this._transforms[e.id])return void this.error(`[createTransform] SceneModel already has a transform with this ID: ${e.id}`);let t;if(e.parentTransformId&&(t=this._transforms[e.parentTransformId],!t))return void this.error("[createTransform] SceneModel.createTransform() config missing: id");const i=new Uc({id:e.id,model:this,parent:t,matrix:e.matrix,position:e.position,scale:e.scale,rotation:e.rotation,quaternion:e.quaternion});return this._transforms[i.id]=i,i}createMesh(e){if(void 0===e.id||null===e.id)return this.error("[createMesh] SceneModel.createMesh() config missing: id"),!1;if(this._meshes[e.id])return this.error(`[createMesh] SceneModel already has a mesh with this ID: ${e.id}`),!1;if(!(void 0!==e.geometryId)){if(void 0!==e.primitive&&null!==e.primitive||(e.primitive="triangles"),"points"!==e.primitive&&"lines"!==e.primitive&&"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)return this.error(`Unsupported value for 'primitive': '${primitive}'  ('geometryId' is absent) - supported values are 'points', 'lines', 'triangles', 'solid' and 'surface'.`),!1;if(!e.positions&&!e.positionsCompressed&&!e.buckets)return this.error("Param expected: 'positions',  'positionsCompressed' or `buckets`  ('geometryId' is absent)"),!1;if(e.positions&&(e.positionsDecodeMatrix||e.positionsDecodeBoundary))return this.error("Illegal params: 'positions' not expected with 'positionsDecodeMatrix'/'positionsDecodeBoundary' ('geometryId' is absent)"),!1;if(e.positionsCompressed&&!e.positionsDecodeMatrix&&!e.positionsDecodeBoundary)return this.error("Param expected: 'positionsCompressed' should be accompanied by 'positionsDecodeMatrix'/'positionsDecodeBoundary' ('geometryId' is absent)"),!1;if(e.uvCompressed&&!e.uvDecodeMatrix)return this.error("Param expected: 'uvCompressed' should be accompanied by `uvDecodeMatrix` ('geometryId' is absent)"),!1;if(!(e.buckets||e.indices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)){const t=(e.positions||e.positionsCompressed).length/3;e.indices=this._createDefaultIndices(t)}if(!e.buckets&&!e.indices&&"points"!==e.primitive)return e.indices=this._createDefaultIndices(numIndices),this.error(`Param expected: indices (required for '${e.primitive}' primitive type)`),!1;if((e.matrix||e.position||e.rotation||e.scale)&&(e.positionsCompressed||e.positionsDecodeBoundary))return this.error("Unexpected params: 'matrix', 'rotation', 'scale', 'position' not allowed with 'positionsCompressed'"),!1;const t=!(!this._dtxEnabled||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||e.textureSetId);if(e.origin=e.origin?d.addVec3(this._origin,e.origin,d.vec3()):this._origin,e.matrix)e.meshMatrix=e.matrix;else if(e.scale||e.rotation||e.position||e.quaternion){const t=e.scale||Qc,i=e.position||Vc;e.rotation?(d.eulerToQuaternion(e.rotation,"XYZ",Nc),e.meshMatrix=d.composeMat4(i,Nc,t,d.mat4())):e.meshMatrix=d.composeMat4(i,e.quaternion||Hc,t,d.mat4())}if(e.positionsDecodeBoundary&&(e.positionsDecodeMatrix=Un(e.positionsDecodeBoundary,d.mat4())),t){if(e.type=2,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):Gc,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.positions){const t=d.vec3(),i=[];q(e.positions,i,t)&&(e.positions=i,e.origin=d.addVec3(e.origin,t,t))}if(e.positions){const t=d.collapseAABB3();e.positionsDecodeMatrix=d.mat4(),d.expandAABB3Points3(t,e.positions),e.positionsCompressed=Ln(e.positions,t,e.positionsDecodeMatrix),e.aabb=t}else if(e.positionsCompressed){const t=d.collapseAABB3();d.expandAABB3Points3(t,e.positionsCompressed),qt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}if(e.buckets){const t=d.collapseAABB3();for(let i=0,s=e.buckets.length;i<s;i++){const s=e.buckets[i];s.positions?d.expandAABB3Points3(t,s.positions):s.positionsCompressed&&d.expandAABB3Points3(t,s.positionsCompressed)}e.positionsDecodeMatrix&&qt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}e.meshMatrix&&(d.AABB3ToOBB3(e.aabb,kc),d.transformOBB3(e.meshMatrix,kc),d.OBB3ToAABB3(kc,e.aabb)),e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=zt(e.positions,e.indices,null,2):e.edgeIndices=zt(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.buckets||(e.buckets=Wc(e,this._enableVertexWelding&&this._enableIndexBucketing))}else{if(e.type=1,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):[255,255,255],e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.metallic=void 0!==e.metallic&&null!==e.metallic?Math.floor(255*e.metallic):0,e.roughness=void 0!==e.roughness&&null!==e.roughness?Math.floor(255*e.roughness):255,e.positions){const t=[];q(e.positions,t,Oc)&&(e.positions=t,e.origin=d.addVec3(e.origin,Oc,d.vec3()))}if(e.positions){const t=d.collapseAABB3();e.meshMatrix&&(d.transformPositions3(e.meshMatrix,e.positions,e.positions),e.meshMatrix=null),d.expandAABB3Points3(t,e.positions),e.aabb=t}else{const t=d.collapseAABB3();d.expandAABB3Points3(t,e.positionsCompressed),qt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}if(e.meshMatrix&&(d.AABB3ToOBB3(e.aabb,kc),d.transformOBB3(e.meshMatrix,kc),d.OBB3ToAABB3(kc,e.aabb)),e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=zt(e.positions,e.indices,null,2):e.edgeIndices=zt(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.textureSetId&&(e.textureSet=this._textureSets[e.textureSetId],!e.textureSet))return this.error(`[createMesh] Texture set not found: ${e.textureSetId} - ensure that you create it first with createTextureSet()`),!1}}else{if(e.positions||e.positionsCompressed||e.indices||e.edgeIndices||e.normals||e.normalsCompressed||e.uv||e.uvCompressed||e.positionsDecodeMatrix)return this.error("Mesh geometry parameters not expected when instancing a geometry (not expected: positions, positionsCompressed, indices, edgeIndices, normals, normalsCompressed, uv, uvCompressed, positionsDecodeMatrix)"),!1;if(e.geometry=this._geometries[e.geometryId],!e.geometry)return this.error(`[createMesh] Geometry not found: ${e.geometryId} - ensure that you create it first with createGeometry()`),!1;if(e.origin=e.origin?d.addVec3(this._origin,e.origin,d.vec3()):this._origin,e.positionsDecodeMatrix=e.geometry.positionsDecodeMatrix,e.transformId){if(e.transform=this._transforms[e.transformId],!e.transform)return this.error(`[createMesh] Transform not found: ${e.transformId} - ensure that you create it first with createTransform()`),!1;e.aabb=e.geometry.aabb}else{if(e.matrix)e.meshMatrix=e.matrix;else if(e.scale||e.rotation||e.position||e.quaternion){const t=e.scale||Qc,i=e.position||Vc;e.rotation?(d.eulerToQuaternion(e.rotation,"XYZ",Nc),e.meshMatrix=d.composeMat4(i,Nc,t,d.mat4())):e.meshMatrix=d.composeMat4(i,e.quaternion||Hc,t,d.mat4())}d.AABB3ToOBB3(e.geometry.aabb,kc),d.transformOBB3(e.meshMatrix,kc),e.aabb=d.OBB3ToAABB3(kc,d.AABB3())}if(!(!this._dtxEnabled||"triangles"!==e.geometry.primitive&&"solid"!==e.geometry.primitive&&"surface"!==e.geometry.primitive||e.textureSetId)){e.type=2,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):Gc,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255;let t=this._dtxBuckets[e.geometryId];t||(t=Wc(e.geometry,this._enableVertexWelding,this._enableIndexBucketing),this._dtxBuckets[e.geometryId]=t),e.buckets=t}else e.type=0,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):Gc,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.metallic=void 0!==e.metallic&&null!==e.metallic?Math.floor(255*e.metallic):0,e.roughness=void 0!==e.roughness&&null!==e.roughness?Math.floor(255*e.roughness):255,e.textureSetId&&(e.textureSet=this._textureSets[e.textureSetId])}return e.numPrimitives=this._getNumPrimitives(e),this._createMesh(e)}_createDefaultIndices(e){const t=[];for(let i=0;i<e;i++)t.push(i);return t}_createMesh(e){const t=new No(this,e.id,e.color,e.opacity,e.transform,e.textureSet);t.pickId=this.scene._renderer.getPickID(t);const i=t.pickId,s=i>>24&255,r=i>>16&255,o=i>>8&255,n=255&i;switch(e.pickColor=new Uint8Array([n,o,r,s]),e.solid="solid"===e.primitive,t.origin=d.vec3(e.origin),e.type){case 2:t.layer=this._getDTXLayer(e),t.aabb=e.aabb;break;case 1:t.layer=this._getVBOBatchingLayer(e),t.aabb=e.aabb;break;case 0:t.layer=this._getVBOInstancingLayer(e),t.aabb=e.aabb}return e.transform&&(e.meshMatrix=e.transform.worldMatrix),t.portionId=t.layer.createPortion(t,e),t.numPrimitives=e.numPrimitives,this._meshes[e.id]=t,this._unusedMeshes[e.id]=t,this._meshList.push(t),t}_getNumPrimitives(e){let t=0;switch(e.geometry?e.geometry.primitive:e.primitive){case"triangles":case"solid":case"surface":switch(e.type){case 2:for(let i=0,s=e.buckets.length;i<s;i++)t+=e.buckets[i].indices.length;break;case 1:t+=e.indices.length;break;case 0:t+=e.geometry.indices.length}return Math.round(t/3);case"points":switch(e.type){case 2:for(let i=0,s=e.buckets.length;i<s;i++)t+=e.buckets[i].positionsCompressed.length;break;case 1:t+=e.positions?e.positions.length:e.positionsCompressed.length;break;case 0:const i=e.geometry;t+=i.positions?i.positions.length:i.positionsCompressed.length}return Math.round(t);case"lines":case"line-strip":switch(e.type){case 2:for(let i=0,s=e.buckets.length;i<s;i++)t+=e.buckets[i].indices.length;break;case 1:t+=e.indices.length;break;case 0:t+=e.geometry.indices.length}return Math.round(t/2)}return 0}_getDTXLayer(e){const t=e.origin,i=e.geometry?e.geometry.primitive:e.primitive,s=`.${i}.${Math.round(t[0])}.${Math.round(t[1])}.${Math.round(t[2])}`;let r=this._dtxLayers[s];if(r){if(r.canCreatePortion(e))return r;delete this._dtxLayers[s],r=null}switch(i){case"triangles":case"solid":case"surface":r=new nc(this,{layerIndex:0,origin:t,primitive:i});break;case"lines":r=new UA(this,{layerIndex:0,origin:t,primitive:i});break;default:return}return this._dtxLayers[s]=r,this.layerList.push(r),this._layersToFinalize.push(r),r}_getVBOBatchingLayer(e){const t=this,i=e.origin;e.renderLayer;const s=e.positionsDecodeMatrix||e.positionsDecodeBoundary?this._createHashStringFromMatrix(e.positionsDecodeMatrix||e.positionsDecodeBoundary):"-",r=e.textureSetId||"-",o=`${Math.round(i[0])}.${Math.round(i[1])}.${Math.round(i[2])}.${e.primitive}.${s}.${r}`;let n=this._vboBatchingLayers[o];if(n)return n;let a=e.textureSet;for(;!n;){switch(e.primitive){case"triangles":case"solid":case"surface":n=new Jn({model:t,textureSet:a,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize,solid:"solid"===e.primitive,autoNormals:!0,primitive:e.primitive});break;case"lines":n=new ol({model:t,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize,primitive:e.primitive});break;case"points":n=new Wl({model:t,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize,primitive:e.primitive})}const s=e.positionsCompressed?e.positionsCompressed.length:e.positions.length;("points"===e.primitive?n.canCreatePortion(s):n.canCreatePortion(s,e.indices.length))||(n.finalize(),delete this._vboBatchingLayers[o],n=null)}return this._vboBatchingLayers[o]=n,this.layerList.push(n),this._layersToFinalize.push(n),n}_createHashStringFromMatrix(e){const t=e.join("");let i=0;for(let e=0;e<t.length;e++){i=(i<<5)-i+t.charCodeAt(e),i|=0}return(i>>>0).toString(16)}_getVBOInstancingLayer(e){const t=this,i=e.origin,s=e.textureSetId||"-",r=e.geometryId,o=`${Math.round(i[0])}.${Math.round(i[1])}.${Math.round(i[2])}.${s}.${r}`;let n=this._vboInstancingLayers[o];if(n)return n;let a=e.textureSet;const l=e.geometry;for(;!n;)switch(l.primitive){case"triangles":case"surface":n=new Qa({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0,solid:!1});break;case"solid":n=new Qa({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0,solid:!0});break;case"lines":n=new Pl({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0});break;case"points":n=new mA({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0})}return this._vboInstancingLayers[o]=n,this.layerList.push(n),this._layersToFinalize.push(n),n}createEntity(e){if(void 0===e.id?e.id=d.createUUID():this.scene.components[e.id]&&(this.error(`Scene already has a Component with this ID: ${e.id} - will assign random ID`),e.id=d.createUUID()),void 0===e.meshIds)return void this.error("Config missing: meshIds");let t=0;return this._visible&&!1!==e.visible&&(t|=te),this._pickable&&!1!==e.pickable&&(t|=se),this._culled&&!1!==e.culled&&(t|=ie),this._clippable&&!1!==e.clippable&&(t|=re),this._collidable&&!1!==e.collidable&&(t|=oe),this._edges&&!1!==e.edges&&(t|=Ae),this._xrayed&&!1!==e.xrayed&&(t|=ne),this._highlighted&&!1!==e.highlighted&&(t|=ae),this._selected&&!1!==e.selected&&(t|=le),e.flags=t,this._createEntity(e)}_createEntity(e){let t=[];for(let i=0,s=e.meshIds.length;i<s;i++){const s=e.meshIds[i];let r=this._meshes[s];r?r.parent?this.error(`Mesh with ID "${s}" already belongs to object with ID "${r.parent.id}" - ignoring this mesh`):(t.push(r),delete this._unusedMeshes[s]):this.error(`Mesh with this ID not found: "${s}" - ignoring this mesh`)}const i=new ue(this,e.isObject,e.id,t,e.flags,!0);return this._entityList.push(i),this._entities[e.id]=i,this._entitiesToFinalize.push(i),this.numEntities++,i}preFinalize(){if(this.destroyed)return!1;if(0===this._layersToFinalize.length)return!1;this._createDummyEntityForUnusedMeshes();for(let e=0,t=this._layersToFinalize.length;e<t;e++){this._layersToFinalize[e].finalize()}this._vboBatchingLayers={},this._vboInstancingLayers={},this._dtxLayers={},this._layersToFinalize=[];for(let e=0,t=this._entitiesToFinalize.length;e<t;e++){this._entitiesToFinalize[e]._finalize()}for(let e=0,t=this._entitiesToFinalize.length;e<t;e++){this._entitiesToFinalize[e]._finalize2()}this._entitiesToFinalize=[],this.scene._aabbDirty=!0,this._viewMatrixDirty=!0,this._matrixDirty=!0,this._aabbDirty=!0,this._setWorldMatrixDirty(),this._sceneModelDirty(),this.position=this._position,this.layerList.sort(((e,t)=>e.sortId<t.sortId?-1:e.sortId>t.sortId?1:0));for(let e=0,t=this.layerList.length;e<t;e++){this.layerList[e].layerIndex=e}this.glRedraw(),this._layersFinalized=!0}finalize(){this.destroyed||(this.preFinalize(),this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={})}stateSortCompare(e,t){}rebuildRenderFlags(){this.renderFlags.reset(),this._updateRenderFlagsVisibleLayers(),this.renderFlags.numLayers>0&&0===this.renderFlags.numVisibleLayers?this.renderFlags.culled=!0:this._updateRenderFlags()}_updateRenderFlagsVisibleLayers(){const e=this.renderFlags;e.numLayers=this.layerList.length,e.numVisibleLayers=0;for(let t=0,i=this.layerList.length;t<i;t++){const i=this.layerList[t];this._getActiveSectionPlanesForLayer(i)&&(e.visibleLayers[e.numVisibleLayers++]=t)}}_createDummyEntityForUnusedMeshes(){const e=Object.keys(this._unusedMeshes);if(e.length>0){const t=`${this.id}-${d.createUUID()}`;this.warn(`Creating dummy SceneModelEntity "${t}" for unused SceneMeshes: [${e.join(",")}]`),this.createEntity({id:t,meshIds:e,isObject:!0})}this._unusedMeshes={}}_getActiveSectionPlanesForLayer(e){const t=this.renderFlags,i=this.scene._sectionPlanesState.sectionPlanes,s=i.length,r=e.layerIndex*s;if(s>0)for(let e=0;e<s;e++){i[e].active?(t.sectionPlanesActivePerLayer[r+e]=!0,t.sectioned=!0):t.sectionPlanesActivePerLayer[r+e]=!1}return!0}_updateRenderFlags(){if(0===this.numVisibleLayerPortions)return;if(this.numCulledLayerPortions===this.numPortions)return;const e=this.renderFlags;if(e.colorOpaque=this.numTransparentLayerPortions<this.numPortions,this.numTransparentLayerPortions>0&&(e.colorTransparent=!0),this.numXRayedLayerPortions>0){const t=this.scene.xrayMaterial._state;t.fill&&(t.fillAlpha<1?e.xrayedSilhouetteTransparent=!0:e.xrayedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.xrayedEdgesTransparent=!0:e.xrayedEdgesOpaque=!0)}if(this.numEdgesLayerPortions>0){this.scene.edgeMaterial._state.edges&&(e.edgesOpaque=this.numTransparentLayerPortions<this.numPortions,this.numTransparentLayerPortions>0&&(e.edgesTransparent=!0))}if(this.numSelectedLayerPortions>0){const t=this.scene.selectedMaterial._state;t.fill&&(t.fillAlpha<1?e.selectedSilhouetteTransparent=!0:e.selectedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.selectedEdgesTransparent=!0:e.selectedEdgesOpaque=!0)}if(this.numHighlightedLayerPortions>0){const t=this.scene.highlightMaterial._state;t.fill&&(t.fillAlpha<1?e.highlightedSilhouetteTransparent=!0:e.highlightedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.highlightedEdgesTransparent=!0:e.highlightedEdgesOpaque=!0)}}drawColorOpaque(e,t){const i=this.renderFlags;for(let t=0,s=i.visibleLayers.length;t<s;t++){const s=i.visibleLayers[t];this.layerList[s].drawColorOpaque(i,e)}}drawColorTransparent(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawColorTransparent(t,e)}}drawDepth(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawDepth(t,e)}}drawNormals(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawNormals(t,e)}}drawSilhouetteXRayed(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawSilhouetteXRayed(t,e)}}drawSilhouetteHighlighted(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawSilhouetteHighlighted(t,e)}}drawSilhouetteSelected(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawSilhouetteSelected(t,e)}}drawEdgesColorOpaque(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesColorOpaque(t,e)}}drawEdgesColorTransparent(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesColorTransparent(t,e)}}drawEdgesXRayed(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesXRayed(t,e)}}drawEdgesHighlighted(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesHighlighted(t,e)}}drawEdgesSelected(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesSelected(t,e)}}drawOcclusion(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawOcclusion(t,e)}}drawShadow(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawShadow(t,e)}}setPickMatrices(e,t){if(0===this._numVisibleLayerPortions)return;const i=this.renderFlags;for(let s=0,r=i.visibleLayers.length;s<r;s++){const r=i.visibleLayers[s],o=this.layerList[r];o.setPickMatrices&&o.setPickMatrices(e,t)}}drawPickMesh(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawPickMesh(t,e)}}drawPickDepths(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawPickDepths(t,e)}}drawPickNormals(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawPickNormals(t,e)}}drawSnapInit(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i],r=this.layerList[s];r.drawSnapInit&&(e.snapPickOrigin=[0,0,0],e.snapPickCoordinateScale=[1,1,1],e.snapPickLayerNumber++,r.drawSnapInit(t,e),e.snapPickLayerParams[e.snapPickLayerNumber]={origin:e.snapPickOrigin.slice(),coordinateScale:e.snapPickCoordinateScale.slice()})}}drawSnap(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i],r=this.layerList[s];r.drawSnap&&(e.snapPickOrigin=[0,0,0],e.snapPickCoordinateScale=[1,1,1],e.snapPickLayerNumber++,r.drawSnap(t,e),e.snapPickLayerParams[e.snapPickLayerNumber]={origin:e.snapPickOrigin.slice(),coordinateScale:e.snapPickCoordinateScale.slice()})}}destroy(){for(let e in this._vboBatchingLayers)this._vboBatchingLayers.hasOwnProperty(e)&&this._vboBatchingLayers[e].destroy();this._vboBatchingLayers={};for(let e in this._vboInstancingLayers)this._vboInstancingLayers.hasOwnProperty(e)&&this._vboInstancingLayers[e].destroy();this._vboInstancingLayers={},this.scene.camera.off(this._onCameraViewMatrix),this.scene.off(this._onTick);for(let e=0,t=this.layerList.length;e<t;e++)this.layerList[e].destroy();this.layerList=[];for(let e=0,t=this._entityList.length;e<t;e++)this._entityList[e]._destroy();this._layersToFinalize={},this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={},this._meshes={},this._entities={},this.scene._aabbDirty=!0,this._isModel&&this.scene._deregisterModel(this),0!==Vo&&(Vo--,0===Vo&&Qo._clear()),super.destroy()}}function Wc(e,t,i){let s,r,o,n;if(t||i?[s,r,o]=Bc({positionsCompressed:e.positionsCompressed,indices:e.indices,edgeIndices:e.edgeIndices}):(s=e.positionsCompressed,r=e.indices,o=e.edgeIndices),i){n=Ec({positionsCompressed:s,indices:r,edgeIndices:o},s.length/3>65536?16:8)}else n=[{positionsCompressed:s,indices:r,edgeIndices:o}];return n}class Kc extends R{constructor(e,t={}){if(super(e,t),this._positions=t.positions||[],t.indices)this._indices=t.indices;else{this._indices=[];for(let e=0,t=this._positions.length/3-1;e<t;e+=2)this._indices.push(e),this._indices.push(e+1)}this._sceneModel=new zc(this,{isModel:!1}),this._sceneModel.createMesh({id:"linesMesh",primitive:"lines",positions:this._positions,indices:this._indices}),this._sceneModel.createEntity({meshIds:["linesMesh"],visible:t.visible,clippable:t.clippable,collidable:t.collidable}),this._sceneModel.finalize(),this.scene._lineSetCreated(this)}set visible(e){this._sceneModel.visible=e}get visible(){return this._sceneModel.visible}get positions(){return this._positions}get indices(){return this._indices}destroy(){super.destroy(),this.scene._lineSetDestroyed(this)}}const Xc=d.vec3(),Jc=d.vec3(),Yc=d.vec3(),Zc=d.vec3();class qc extends z{constructor(e,t={}){super("BCFViewpoints",e,t),this.originatingSystem=t.originatingSystem||"xeokit.io",this.authoringTool=t.authoringTool||"xeokit.io"}getViewpoint(e={}){const t=this.viewer.scene,i=t.camera,s=t.realWorldOffset,r=!0===e.reverseClippingPlanes;let o={},n=d.normalizeVec3(d.subVec3(i.look,i.eye,d.vec3())),a=i.eye,l=i.up;i.yUp&&(n=tu(n),a=tu(a),l=tu(l));const A=$c(d.addVec3(a,s));"ortho"===i.projection?o.orthogonal_camera={camera_view_point:A,camera_direction:$c(n),camera_up_vector:$c(l),view_to_world_scale:i.ortho.scale}:o.perspective_camera={camera_view_point:A,camera_direction:$c(n),camera_up_vector:$c(l),field_of_view:i.perspective.fov};const h=t.sectionPlanes;for(let e in h)if(h.hasOwnProperty(e)){let t=h[e];if(!t.active)continue;let n,a=t.pos;n=r?d.negateVec3(t.dir,d.vec3()):t.dir,i.yUp&&(a=tu(a),n=tu(n)),d.addVec3(a,s),a=$c(a),n=$c(n),o.clipping_planes||(o.clipping_planes=[]),o.clipping_planes.push({location:a,direction:n})}const c=t.lineSets;for(let e in c)if(c.hasOwnProperty(e)){const t=c[e];o.lines||(o.lines=[]);const i=t.positions,s=t.indices;for(let e=0,t=s.length/2;e<t;e++){const t=s[2*e],r=s[2*e+1];o.lines.push({start_point:{x:i[3*t+0],y:i[3*t+1],z:i[3*t+2]},end_point:{x:i[3*r+0],y:i[3*r+1],z:i[3*r+2]}})}}const u=t.bitmaps;for(let e in u)if(u.hasOwnProperty(e)){let t=u[e],r=t.pos,n=t.normal,a=t.up;i.yUp&&(r=tu(r),n=tu(n),a=tu(a)),d.addVec3(r,s),o.bitmaps||(o.bitmaps=[]),o.bitmaps.push({bitmap_type:t.type,bitmap_data:t.imageData,location:$c(r),normal:$c(n),up:$c(a),height:t.height})}o.components={visibility:{view_setup_hints:{spaces_visible:!!e.spacesVisible,space_boundaries_visible:!!e.spaceBoundariesVisible,openings_visible:!!e.openingsVisible,spaces_translucent:!!e.spaces_translucent,space_boundaries_translucent:!!e.space_boundaries_translucent,openings_translucent:!!e.openings_translucent}}};const p=new Set(t.opacityObjectIds),f=new Set(t.xrayedObjectIds),g=new Set(t.colorizedObjectIds),m=Object.values(t.objects).filter((e=>p.has(e.id)||g.has(e.id)||f.has(e.id))).reduce(((e,i)=>{let s,r=function(e){let t="";return t+=Math.round(255*e[0]).toString(16).padStart(2,"0"),t+=Math.round(255*e[1]).toString(16).padStart(2,"0"),t+=Math.round(255*e[2]).toString(16).padStart(2,"0"),t}(i.colorize);i.xrayed?(s=0===t.xrayMaterial.fillAlpha&&0!==t.xrayMaterial.edgeAlpha?.1:t.xrayMaterial.fillAlpha,s=Math.round(255*s).toString(16).padStart(2,"0"),r=s+r):p.has(i.id)&&(s=Math.round(255*i.opacity).toString(16).padStart(2,"0"),r=s+r),e[r]||(e[r]=[]);const o=i.id,n=i.originalSystemId,a={ifc_guid:n,originating_system:this.originatingSystem};return n!==o&&(a.authoring_tool_id=o),e[r].push(a),e}),{}),_=Object.entries(m).map((([e,t])=>({color:e,components:t})));o.components.coloring=_;const v=t.objectIds,b=t.visibleObjects,y=t.visibleObjectIds,x=v.filter((e=>!b[e])),B=t.selectedObjectIds;return e.defaultInvisible||y.length<x.length?(o.components.visibility.exceptions=this._createBCFComponents(y),o.components.visibility.default_visibility=!1):(o.components.visibility.exceptions=this._createBCFComponents(x),o.components.visibility.default_visibility=!0),o.components.selection=this._createBCFComponents(B),o.components.translucency=this._createBCFComponents(t.xrayedObjectIds),!1!==e.snapshot&&(o.snapshot={snapshot_type:"png",snapshot_data:this.viewer.getSnapshot({format:"png"})}),o}_createBCFComponents(e){const t=this.viewer.scene,i=[];for(let s=0,r=e.length;s<r;s++){const r=e[s],o=t.objects[r];if(o){const e={ifc_guid:o.originalSystemId,originating_system:this.originatingSystem};o.originalSystemId!==r&&(e.authoring_tool_id=r),i.push(e)}}return i}setViewpoint(e,t={}){if(!e)return;const i=this.viewer,s=i.scene,r=s.camera,o=!1!==t.rayCast,n=!1!==t.immediate,a=!1!==t.reset,l=s.realWorldOffset,A=!0===t.reverseClippingPlanes;if(s.clearSectionPlanes(),e.clipping_planes&&e.clipping_planes.length>0&&e.clipping_planes.forEach((function(e){let t=eu(e.location,Xc),i=eu(e.direction,Xc);A&&d.negateVec3(i),d.subVec3(t,l),r.yUp&&(t=iu(t),i=iu(i)),new Sr(s,{pos:t,dir:i})})),s.clearLines(),e.lines&&e.lines.length>0){const t=[],i=[];let r=0;e.lines.forEach((e=>{e.start_point&&e.end_point&&(t.push(e.start_point.x),t.push(e.start_point.y),t.push(e.start_point.z),t.push(e.end_point.x),t.push(e.end_point.y),t.push(e.end_point.z),i.push(r++),i.push(r++))})),new Kc(s,{positions:t,indices:i,clippable:!1,collidable:!0})}if(s.clearBitmaps(),e.bitmaps&&e.bitmaps.length>0&&e.bitmaps.forEach((function(e){const t=e.bitmap_type||"jpg",i=e.bitmap_data;let o=eu(e.location,Jc),n=eu(e.normal,Yc),a=eu(e.up,Zc),l=e.height||1;t&&i&&o&&n&&a&&(r.yUp&&(o=iu(o),n=iu(n),a=iu(a)),new yo(s,{src:i,type:t,pos:o,normal:n,up:a,clippable:!1,collidable:!0,height:l}))})),a&&(s.setObjectsXRayed(s.xrayedObjectIds,!1),s.setObjectsHighlighted(s.highlightedObjectIds,!1),s.setObjectsSelected(s.selectedObjectIds,!1)),e.components){if(e.components.visibility){e.components.visibility.default_visibility?(s.setObjectsVisible(s.objectIds,!0),e.components.visibility.exceptions&&e.components.visibility.exceptions.forEach((e=>this._withBCFComponent(t,e,(e=>e.visible=!1))))):(s.setObjectsVisible(s.objectIds,!1),e.components.visibility.exceptions&&e.components.visibility.exceptions.forEach((e=>this._withBCFComponent(t,e,(e=>e.visible=!0)))));const r=e.components.visibility.view_setup_hints;r&&(!1===r.spaces_visible&&s.setObjectsVisible(i.metaScene.getObjectIDsByType("IfcSpace"),!1),void 0!==r.spaces_translucent&&s.setObjectsXRayed(i.metaScene.getObjectIDsByType("IfcSpace"),!0),r.space_boundaries_visible,!1===r.openings_visible&&s.setObjectsVisible(i.metaScene.getObjectIDsByType("IfcOpening"),!0),r.space_boundaries_translucent,void 0!==r.openings_translucent&&s.setObjectsXRayed(i.metaScene.getObjectIDsByType("IfcOpening"),!0))}e.components.selection&&(s.setObjectsSelected(s.selectedObjectIds,!1),e.components.selection.forEach((e=>this._withBCFComponent(t,e,(e=>e.selected=!0))))),e.components.translucency&&(s.setObjectsXRayed(s.xrayedObjectIds,!1),e.components.translucency.forEach((e=>this._withBCFComponent(t,e,(e=>e.xrayed=!0))))),e.components.coloring&&e.components.coloring.forEach((e=>{let i=e.color,s=0,r=!1;8===i.length&&(s=parseInt(i.substring(0,2),16)/256,s<=1&&s>=.95&&(s=1),i=i.substring(2),r=!0);const o=[parseInt(i.substring(0,2),16)/256,parseInt(i.substring(2,4),16)/256,parseInt(i.substring(4,6),16)/256];e.components.map((e=>this._withBCFComponent(t,e,(e=>{e.colorize=o,r&&(e.opacity=s)}))))}))}if(e.perspective_camera||e.orthogonal_camera){let a,A,h,c;if(e.perspective_camera?(a=eu(e.perspective_camera.camera_view_point,Xc),A=eu(e.perspective_camera.camera_direction,Xc),h=eu(e.perspective_camera.camera_up_vector,Xc),r.perspective.fov=e.perspective_camera.field_of_view,c="perspective"):(a=eu(e.orthogonal_camera.camera_view_point,Xc),A=eu(e.orthogonal_camera.camera_direction,Xc),h=eu(e.orthogonal_camera.camera_up_vector,Xc),r.ortho.scale=e.orthogonal_camera.view_to_world_scale,c="ortho"),d.subVec3(a,l),r.yUp&&(a=iu(a),A=iu(A),h=iu(h)),o){const e=s.pick({pickSurface:!0,origin:a,direction:A});A=e?e.worldPos:d.addVec3(a,A,Xc)}else A=d.addVec3(a,A,Xc);n?(r.eye=a,r.look=A,r.up=h,r.projection=c):i.cameraFlight.flyTo({eye:a,look:A,up:h,duration:t.duration,projection:c})}}_withBCFComponent(e,t,i){const s=this.viewer,r=s.scene;if(t.authoring_tool_id&&t.originating_system===this.originatingSystem){const o=t.authoring_tool_id,n=r.objects[o];if(n)return void i(n);if(e.updateCompositeObjects){if(s.metaScene.metaObjects[o])return void r.withObjects(s.metaScene.getObjectIDsInSubtree(o),i)}}if(t.ifc_guid){const o=t.ifc_guid,n=r.objects[o];if(n)return void i(n);if(e.updateCompositeObjects){if(s.metaScene.metaObjects[o])return void r.withObjects(s.metaScene.getObjectIDsInSubtree(o),i)}Object.keys(r.models).forEach((t=>{const n=d.globalizeObjectId(t,o),a=r.objects[n];if(a)i(a);else if(e.updateCompositeObjects){s.metaScene.metaObjects[n]&&r.withObjects(s.metaScene.getObjectIDsInSubtree(n),i)}}))}}destroy(){super.destroy()}}function $c(e){return{x:e[0],y:e[1],z:e[2]}}function eu(e,t){return(t=new Float64Array(3))[0]=e.x,t[1]=e.y,t[2]=e.z,t}function tu(e){return new Float64Array([e[0],-e[2],e[1]])}function iu(e){return new Float64Array([e[0],e[2],-e[1]])}const su=d.vec3(),ru=d.vec3(),ou=(e,t,i,s)=>{var r=e-i,o=t-s;return Math.sqrt(r*r+o*o)};class nu extends R{constructor(e,t={}){if(super(e.viewer.scene,t),this.plugin=e,this._container=t.container,!this._container)throw"config missing: container";this._eventSubs={};var i=this.plugin.viewer.scene;this._originWorld=d.vec3(),this._targetWorld=d.vec3(),this._wp=new Float64Array(24),this._vp=new Float64Array(24),this._pp=new Float64Array(24),this._cp=new Float64Array(8),this._xAxisLabelCulled=!1,this._yAxisLabelCulled=!1,this._zAxisLabelCulled=!1,this._color=t.color||this.plugin.defaultColor;const s=t.onMouseOver?e=>{t.onMouseOver(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseover",e))}:null,r=t.onMouseLeave?e=>{t.onMouseLeave(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseleave",e))}:null,o=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousedown",e))},n=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseup",e))},a=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousemove",e))},l=t.onContextMenu?e=>{t.onContextMenu(e,this)}:null,A=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))};this._originDot=new _e(i,t.origin,this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._targetDot=new _e(i,t.target,this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._lengthWire=new xe(this._container,{color:this._color,thickness:2,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._xAxisWire=new xe(this._container,{color:"#FF0000",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._yAxisWire=new xe(this._container,{color:"green",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._zAxisWire=new xe(this._container,{color:"blue",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._lengthLabel=new Be(this._container,{fillColor:this._color,prefix:"",text:"",zIndex:void 0!==e.zIndex?e.zIndex+4:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._xAxisLabel=new Be(this._container,{fillColor:"red",prefix:"X",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._yAxisLabel=new Be(this._container,{fillColor:"green",prefix:"Y",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._zAxisLabel=new Be(this._container,{fillColor:"blue",prefix:"Z",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._measurementOrientation="Horizontal",this._wpDirty=!1,this._vpDirty=!1,this._cpDirty=!1,this._sectionPlanesDirty=!0,this._visible=!1,this._originVisible=!1,this._targetVisible=!1,this._useRotationAdjustment=!1,this._wireVisible=!1,this._axisVisible=!1,this._xAxisVisible=!1,this._yAxisVisible=!1,this._zAxisVisible=!1,this._axisEnabled=!0,this._xLabelEnabled=!1,this._yLabelEnabled=!1,this._zLabelEnabled=!1,this._lengthLabelEnabled=!1,this._labelsVisible=!1,this._labelsOnWires=!1,this._clickable=!1,this._originDot.on("worldPos",(e=>{this._originWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._targetDot.on("worldPos",(e=>{this._targetWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._onViewMatrix=i.camera.on("viewMatrix",(()=>{this._vpDirty=!0,this._needUpdate(0)})),this._onProjMatrix=i.camera.on("projMatrix",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onCanvasBoundary=i.canvas.on("boundary",(()=>{this._cpDirty=!0,this._needUpdate(0)})),this._onMetricsUnits=i.metrics.on("units",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onMetricsScale=i.metrics.on("scale",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onMetricsOrigin=i.metrics.on("origin",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onSectionPlaneUpdated=i.on("sectionPlaneUpdated",(()=>{this._sectionPlanesDirty=!0,this._needUpdate()})),this.approximate=t.approximate,this.visible=t.visible,this.originVisible=t.originVisible,this.targetVisible=t.targetVisible,this.wireVisible=t.wireVisible,this.axisVisible=t.axisVisible,this.xAxisVisible=t.xAxisVisible,this.yAxisVisible=t.yAxisVisible,this.zAxisVisible=t.zAxisVisible,this.xLabelEnabled=t.xLabelEnabled,this.yLabelEnabled=t.yLabelEnabled,this.zLabelEnabled=t.zLabelEnabled,this.lengthLabelEnabled=t.lengthLabelEnabled,this.labelsVisible=t.labelsVisible,this.labelsOnWires=t.labelsOnWires,this._useRotationAdjustment=t.useRotationAdjustment,this._axesBasis=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]}set axesBasis(e){this._axesBasis=e.slice(),this._wpDirty=!0,this._needUpdate(0)}get axesBasis(){return this._axesBasis}_update(){if(!this._visible)return;const e=this.plugin.viewer.scene;if(this._wpDirty){const e=d.subVec3(this._targetWorld,this._originWorld,ru);this._factors=d.transformVec3(this._axesBasis,e),this._measurementOrientation=function(e,t,i){return Math.abs(t[1]-e[1])>i?"Vertical":"Horizontal"}(this._originWorld,this._targetWorld,0),"Vertical"===this._measurementOrientation&&this._useRotationAdjustment?(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._originWorld[0],this._wp[5]=this._originWorld[1],this._wp[6]=this._originWorld[2],this._wp[7]=1,this._wp[8]=this._originWorld[0],this._wp[9]=this._targetWorld[1],this._wp[10]=this._originWorld[2],this._wp[11]=1,this._wp[12]=this._targetWorld[0],this._wp[13]=this._targetWorld[1],this._wp[14]=this._targetWorld[2],this._wp[15]=1):(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._originWorld[0]+this._axesBasis[0]*this._factors[0],this._wp[5]=this._originWorld[1]+this._axesBasis[4]*this._factors[0],this._wp[6]=this._originWorld[2]+this._axesBasis[8]*this._factors[0],this._wp[7]=1,this._wp[8]=this._originWorld[0]+this._axesBasis[0]*this._factors[0]+this._axesBasis[1]*this._factors[1],this._wp[9]=this._originWorld[1]+this._axesBasis[4]*this._factors[0]+this._axesBasis[5]*this._factors[1],this._wp[10]=this._originWorld[2]+this._axesBasis[8]*this._factors[0]+this._axesBasis[9]*this._factors[1],this._wp[11]=1,this._wp[12]=this._targetWorld[0],this._wp[13]=this._targetWorld[1],this._wp[14]=this._targetWorld[2],this._wp[15]=1),this._wpDirty=!1,this._vpDirty=!0}if(this._vpDirty&&(d.transformPositions4(e.camera.viewMatrix,this._wp,this._vp),this._vp[3]=1,this._vp[7]=1,this._vp[11]=1,this._vp[15]=1,this._vpDirty=!1,this._cpDirty=!0),this._sectionPlanesDirty){if(this._isSliced(this._originWorld)||this._isSliced(this._targetWorld))return this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0),this._lengthLabel.setCulled(!0),this._xAxisWire.setCulled(!0),this._yAxisWire.setCulled(!0),this._zAxisWire.setCulled(!0),this._lengthWire.setCulled(!0),this._originDot.setCulled(!0),void this._targetDot.setCulled(!0);this._xAxisLabel.setCulled(!1),this._yAxisLabel.setCulled(!1),this._zAxisLabel.setCulled(!1),this._lengthLabel.setCulled(!1),this._xAxisWire.setCulled(!1),this._yAxisWire.setCulled(!1),this._zAxisWire.setCulled(!1),this._lengthWire.setCulled(!1),this._originDot.setCulled(!1),this._targetDot.setCulled(!1),this._sectionPlanesDirty=!0}const t=this._originDot.viewPos[2],i=this._targetDot.viewPos[2];if(t>-.3||i>-.3)return this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0),this._lengthLabel.setCulled(!0),this._xAxisWire.setVisible(!1),this._yAxisWire.setVisible(!1),this._zAxisWire.setVisible(!1),this._lengthWire.setVisible(!1),this._originDot.setVisible(!1),void this._targetDot.setVisible(!1);if(this._cpDirty){d.transformPositions4(e.camera.project.matrix,this._vp,this._pp);var s=this._pp,r=this._cp,o=e.canvas.canvas.getBoundingClientRect();const t=this._container.getBoundingClientRect();var n=o.top-t.top,a=o.left-t.left,l=e.canvas.boundary,A=l[2],h=l[3],c=0;const i=this.plugin.viewer.scene.metrics,f=i.scale,g=i.units,m=i.unitsInfo[g].abbrev;for(var u=0,p=s.length;u<p;u+=4)r[c]=a+Math.floor((1+s[u+0]/s[u+3])*A/2),r[c+1]=n+Math.floor((1-s[u+1]/s[u+3])*h/2),c+=2;if(this._lengthWire.setStartAndEnd(r[0],r[1],r[6],r[7]),this._xAxisWire.setStartAndEnd(r[0],r[1],r[2],r[3]),this._yAxisWire.setStartAndEnd(r[2],r[3],r[4],r[5]),this._zAxisWire.setStartAndEnd(r[4],r[5],r[6],r[7]),this.labelsVisible){if(this._lengthLabel.setPosOnWire(r[0],r[1],r[6],r[7]),this.labelsOnWires)this._xAxisLabel.setPosOnWire(r[0],r[1],r[2],r[3]),this._yAxisLabel.setPosOnWire(r[2],r[3],r[4],r[5]),this._zAxisLabel.setPosOnWire(r[4],r[5],r[6],r[7]);else{const e=35;let t=e;this._xAxisLabel.setPosOnWire(r[0],r[1]+t,r[6],r[7]+t),t+=e,this._yAxisLabel.setPosOnWire(r[0],r[1]+t,r[6],r[7]+t),t+=e,this._zAxisLabel.setPosOnWire(r[0],r[1]+t,r[6],r[7]+t)}const e=this._approximate?" ~ ":" = ";this._length=Math.abs(d.lenVec3(d.subVec3(this._targetWorld,this._originWorld,su))),this._lengthLabel.setText(e+(this._length*f).toFixed(2)+m);const t=Math.abs(ou(r[0],r[1],r[2],r[3])),i=Math.abs(ou(r[2],r[3],r[4],r[5])),s=Math.abs(ou(r[4],r[5],r[6],r[7])),o=this.plugin.labelMinAxisLength;this.labelsOnWires?(this._xAxisLabelCulled=t<o,this._yAxisLabelCulled=i<o,this._zAxisLabelCulled=s<o):(this._xAxisLabelCulled=!1,this._yAxisLabelCulled=!1,this._zAxisLabelCulled=!1),this._xAxisLabelCulled?this._xAxisLabel.setCulled(!0):(this._xAxisLabel.setText(e+Math.abs(this._factors[0]*f).toFixed(2)+m),this._xAxisLabel.setCulled(!this.axisVisible)),this._yAxisLabelCulled?this._yAxisLabel.setCulled(!0):(this._yAxisLabel.setText(e+Math.abs(this._factors[1]*f).toFixed(2)+m),this._yAxisLabel.setCulled(!this.axisVisible)),this._zAxisLabelCulled?this._zAxisLabel.setCulled(!0):("Vertical"===this._measurementOrientation&&this._useRotationAdjustment?(this._zAxisLabel.setPrefix(""),this._zAxisLabel.setText(e+Math.abs(d.lenVec3(d.subVec3(this._targetWorld,[this._originWorld[0],this._targetWorld[1],this._originWorld[2]],su))*f).toFixed(2)+m)):(this._zAxisLabel.setPrefix("Z"),this._zAxisLabel.setText(e+Math.abs(this._factors[2]*f).toFixed(2)+m)),this._zAxisLabel.setCulled(!this.axisVisible))}else this._lengthLabel.setCulled(!0),this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0);this._originDot.setVisible(this._visible&&this._originVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._xAxisWire.setVisible(this.axisVisible&&this.xAxisVisible),this._yAxisWire.setVisible(this.axisVisible&&this.yAxisVisible),this._zAxisWire.setVisible(this.axisVisible&&this.zAxisVisible),this._lengthWire.setVisible(this.wireVisible),this._lengthLabel.setCulled(!this.wireVisible),this._cpDirty=!1}}_isSliced(e){const t=this.scene._sectionPlanesState.sectionPlanes;for(let i=0,s=t.length;i<s;i++){const s=t[i];if(d.planeClipsPositions3(s.pos,s.dir,e,4))return!0}return!1}set approximate(e){e=!1!==e,this._approximate!==e&&(this._approximate=e,this._cpDirty=!0,this._needUpdate(0))}get approximate(){return this._approximate}get origin(){return this._originDot}get target(){return this._targetDot}get length(){this._update();const e=this.plugin.viewer.scene.metrics.scale;return this._length*e}get color(){return this._color}set color(e){this._color=e,this._originDot.setFillColor(e),this._targetDot.setFillColor(e),this._lengthWire.setColor(e),this._lengthLabel.setFillColor(e)}set visible(e){e=void 0!==e?Boolean(e):this.plugin.defaultVisible,this._visible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._lengthWire.setVisible(this._visible&&this._wireVisible),this._lengthLabel.setVisible(this._visible&&this._wireVisible&&this._lengthLabelEnabled);const t=this._visible&&this._axisVisible&&this._xAxisVisible,i=this._visible&&this._axisVisible&&this._yAxisVisible,s=this._visible&&this._axisVisible&&this._zAxisVisible;this._xAxisWire.setVisible(t),this._yAxisWire.setVisible(i),this._zAxisWire.setVisible(s),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._EnabledVisible),this._yAxisLabel.setVisible(i&&!this._yAxisLabelCulled&&this._yLabelEnabled),this._zAxisLabel.setVisible(s&&!this._zAxisLabelCulled&&this._zLabelEnabled),this._cpDirty=!0,this._needUpdate()}get visible(){return this._visible}set originVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultOriginVisible,this._originVisible=e,this._originDot.setVisible(this._visible&&this._originVisible)}get originVisible(){return this._originVisible}set targetVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultTargetVisible,this._targetVisible=e,this._targetDot.setVisible(this._visible&&this._targetVisible)}get targetVisible(){return this._targetVisible}set useRotationAdjustment(e){e=void 0!==e?Boolean(e):this.plugin.useRotationAdjustment,this._useRotationAdjustment=e}get useRotationAdjustment(){return this._useRotationAdjustment}set axisEnabled(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._axisEnabled=e;var t=this._visible&&this._axisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t&&this._xAxisVisible),this._yAxisWire.setVisible(t&&this._yAxisVisible),this._zAxisWire.setVisible(t&&this._zAxisVisible),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xAxisVisible&&this._xLabelEnabled),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._xAxisVisible&&this._yLabelEnabled),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._xAxisVisible&&this._zLabelEnabled),this._cpDirty=!0,this._needUpdate()}get axisEnabled(){return this._axisEnabled}set axisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._axisVisible=e;var t=this._visible&&this._axisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t&&this._xAxisVisible),this._yAxisWire.setVisible(t&&this._yAxisVisible),this._zAxisWire.setVisible(t&&this._zAxisVisible),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xAxisVisible),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._yAxisVisible),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._zAxisVisible),this._cpDirty=!0,this._needUpdate()}get axisVisible(){return this._axisVisible}set xAxisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._xAxisVisible=e;const t=this._visible&&this._axisVisible&&this._xAxisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xLabelEnabled),this._cpDirty=!0,this._needUpdate()}get xAxisVisible(){return this._xAxisVisible}set yAxisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._yAxisVisible=e;const t=this._visible&&this._axisVisible&&this._yAxisVisible&&this._axisEnabled;this._yAxisWire.setVisible(t),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._yLabelEnabled),this._cpDirty=!0,this._needUpdate()}get yAxisVisible(){return this._yAxisVisible}set zAxisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._zAxisVisible=e;const t=this._visible&&this._axisVisible&&this._zAxisVisible&&this._axisEnabled;this._zAxisWire.setVisible(t),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._zLabelEnabled),this._cpDirty=!0,this._needUpdate()}get zAxisVisible(){return this._zAxisVisible}set wireVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultWireVisible,this._wireVisible=e;var t=this._visible&&this._wireVisible;this._lengthLabel.setVisible(t&&this._lengthLabelEnabled),this._lengthWire.setVisible(t)}get wireVisible(){return this._wireVisible}set labelsVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsVisible,this._labelsVisible=e;var t=this._visible&&this._labelsVisible;this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._xLabelEnabled),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._yLabelEnabled),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._zLabelEnabled),this._lengthLabel.setVisible(t&&this._lengthLabelEnabled),this._cpDirty=!0,this._needUpdate()}get labelsVisible(){return this._labelsVisible}set xLabelEnabled(e){e=void 0!==e?Boolean(e):this.plugin.defaultXLabelEnabled,this._xLabelEnabled=e;var t=this._visible&&this._labelsVisible;this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._xLabelEnabled),this._cpDirty=!0,this._needUpdate()}get xLabelEnabled(){return this._xLabelEnabled}set yLabelEnabled(e){e=void 0!==e?Boolean(e):this.plugin.defaultYLabelEnabled,this._yLabelEnabled=e;var t=this._visible&&this._labelsVisible;this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._yLabelEnabled),this._cpDirty=!0,this._needUpdate()}get yLabelEnabled(){return this._yLabelEnabled}set zLabelEnabled(e){e=void 0!==e?Boolean(e):this.plugin.defaultZLabelEnabled,this._zLabelEnabled=e;var t=this._visible&&this._labelsVisible;this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._zLabelEnabled),this._cpDirty=!0,this._needUpdate()}get zLabelEnabled(){return this._zLabelEnabled}set lengthLabelEnabled(e){e=void 0!==e?Boolean(e):this.plugin.defaultLengthLabelEnabled,this._lengthLabelEnabled=e;var t=this._visible&&this._labelsVisible;this._lengthLabel.setVisible(t&&!this._lengthAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._lengthLabelEnabled),this._cpDirty=!0,this._needUpdate()}get lengthLabelEnabled(){return this._lengthLabelEnabled}set labelsOnWires(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsOnWires,this._labelsOnWires=e}get labelsOnWires(){return this._labelsOnWires}setHighlighted(e){this._originDot.setHighlighted(e),this._targetDot.setHighlighted(e),this._xAxisWire.setHighlighted(e),this._yAxisWire.setHighlighted(e),this._zAxisWire.setHighlighted(e),this._xAxisLabel.setHighlighted(e),this._yAxisLabel.setHighlighted(e),this._zAxisLabel.setHighlighted(e),this._lengthWire.setHighlighted(e),this._lengthLabel.setHighlighted(e)}set clickable(e){e=!!e,this._clickable=e,this._originDot.setClickable(this._clickable),this._targetDot.setClickable(this._clickable),this._xAxisWire.setClickable(this._clickable),this._yAxisWire.setClickable(this._clickable),this._zAxisWire.setClickable(this._clickable),this._lengthWire.setClickable(this._clickable),this._xAxisLabel.setClickable(this._clickable),this._yAxisLabel.setClickable(this._clickable),this._zAxisLabel.setClickable(this._clickable),this._lengthLabel.setClickable(this._clickable)}get clickable(){return this._clickable}destroy(){const e=this.plugin.viewer.scene,t=e.metrics;this._onViewMatrix&&e.camera.off(this._onViewMatrix),this._onProjMatrix&&e.camera.off(this._onProjMatrix),this._onCanvasBoundary&&e.canvas.off(this._onCanvasBoundary),this._onMetricsUnits&&t.off(this._onMetricsUnits),this._onMetricsScale&&t.off(this._onMetricsScale),this._onMetricsOrigin&&t.off(this._onMetricsOrigin),this._onSectionPlaneUpdated&&e.off(this._onSectionPlaneUpdated),this._originDot.destroy(),this._targetDot.destroy(),this._xAxisWire.destroy(),this._yAxisWire.destroy(),this._zAxisWire.destroy(),this._lengthLabel.destroy(),this._xAxisLabel.destroy(),this._yAxisLabel.destroy(),this._zAxisLabel.destroy(),this._lengthWire.destroy(),super.destroy()}}class au extends R{get active(){}set snapping(e){}get snapping(){return!0}activate(){}deactivate(){}reset(){}get currentMeasurement(){return null}destroy(){}}class lu extends au{constructor(e,t={}){super(e.viewer.scene),this._canvasToPagePos=t.canvasToPagePos,this.pointerLens=t.pointerLens,this._active=!1,this._currentDistanceMeasurement=null,this._currentDistanceMeasurementInitState={wireVisible:null,axisVisible:null,xAxisVisible:null,yaxisVisible:null,zAxisVisible:null,targetVisible:null},this._initMarkerDiv(),this._snapping=!1!==t.snapping,this._mouseState=0,this._attachPlugin(e,t)}_initMarkerDiv(){const e=document.createElement("div"),t=this.scene.canvas.canvas;t.parentNode.insertBefore(e,t),e.style.background="black",e.style.border="2px solid blue",e.style.borderRadius="10px",e.style.width="5px",e.style.height="5px",e.style.top="-200px",e.style.left="-200px",e.style.margin="0 0",e.style.zIndex="100",e.style.position="absolute",e.style.pointerEvents="none",this._markerDiv=e}_destroyMarkerDiv(){this._markerDiv&&(this._markerDiv.parentNode.removeChild(this._markerDiv),this._markerDiv=null)}_attachPlugin(e,t={}){this.distanceMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;this._markerDiv||this._initMarkerDiv(),this.fire("activated",!0);const e=this.distanceMeasurementsPlugin,t=this.scene,i=e.viewer.cameraControl,s=t.canvas.canvas;t.input;let r=!1;const o=d.vec3(),n=d.vec2();let a,l;let A=null;this._mouseState=0;const h=e=>e.offsetTop+(e.offsetParent&&e.offsetParent!==s.parentNode&&h(e.offsetParent)),c=e=>e.offsetLeft+(e.offsetParent&&e.offsetParent!==s.parentNode&&c(e.offsetParent)),u=d.vec2(),p=e=>{const t=e.snappedCanvasPos||e.canvasPos;r=!0,o.set(e.worldPos),n.set(e.canvasPos),0===this._mouseState?(this._canvasToPagePos?(this._canvasToPagePos(s,t,u),this._markerDiv.style.left=u[0]-5+"px",this._markerDiv.style.top=u[1]-5+"px"):(this._markerDiv.style.left=c(s)+t[0]-5+"px",this._markerDiv.style.top=h(s)+t[1]-5+"px"),this._markerDiv.style.background="pink",e.snappedToVertex||e.snappedToEdge?(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=e.canvasPos,this.pointerLens.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos,this.pointerLens.snapped=!0),this._markerDiv.style.background="greenyellow",this._markerDiv.style.border="2px solid green"):(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=e.canvasPos,this.pointerLens.snappedCanvasPos=e.canvasPos,this.pointerLens.snapped=!1),this._markerDiv.style.background="pink",this._markerDiv.style.border="2px solid red"),A=e.entity):(this._markerDiv.style.left="-10000px",this._markerDiv.style.top="-10000px"),s.style.cursor="pointer",this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.wireVisible=this._currentDistanceMeasurementInitState.wireVisible,this._currentDistanceMeasurement.axisVisible=this._currentDistanceMeasurementInitState.axisVisible&&this.distanceMeasurementsPlugin.defaultAxisVisible,this._currentDistanceMeasurement.xAxisVisible=this._currentDistanceMeasurementInitState.xAxisVisible&&this.distanceMeasurementsPlugin.defaultXAxisVisible,this._currentDistanceMeasurement.yAxisVisible=this._currentDistanceMeasurementInitState.yAxisVisible&&this.distanceMeasurementsPlugin.defaultYAxisVisible,this._currentDistanceMeasurement.zAxisVisible=this._currentDistanceMeasurementInitState.zAxisVisible&&this.distanceMeasurementsPlugin.defaultZAxisVisible,this._currentDistanceMeasurement.targetVisible=this._currentDistanceMeasurementInitState.targetVisible,this._currentDistanceMeasurement.target.worldPos=o.slice(),this._markerDiv.style.left="-10000px",this._markerDiv.style.top="-10000px")};this._onHoverSnapOrSurface=i.on("hoverSnapOrSurface",(e=>{this._snapping&&p(e)})),this._onHoverSurface=i.on("hoverSurface",(e=>{this._snapping||p(e)})),s.addEventListener("mousedown",this._onMouseDown=e=>{1===e.which&&(a=e.clientX,l=e.clientY)}),s.addEventListener("mouseup",this._onMouseUp=t=>{1===t.which&&(t.clientX>a+20||t.clientX<a-20||t.clientY>l+20||t.clientY<l-20||(this._currentDistanceMeasurement?r?(this._currentDistanceMeasurement.target.entity=A,A=null,this._currentDistanceMeasurement.clickable=!0,this.distanceMeasurementsPlugin.fire("measurementEnd",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null):(this._currentDistanceMeasurement.destroy(),this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null,A=null):r&&(this._currentDistanceMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:o.slice(),entity:A},target:{worldPos:o.slice(),entity:A},approximate:!0}),this._currentDistanceMeasurementInitState.axisVisible=this._currentDistanceMeasurement.axisVisible&&this.distanceMeasurementsPlugin.defaultAxisVisible,this._currentDistanceMeasurementInitState.xAxisVisible=this._currentDistanceMeasurement.xAxisVisible&&this.distanceMeasurementsPlugin.defaultXAxisVisible,this._currentDistanceMeasurementInitState.yAxisVisible=this._currentDistanceMeasurement.yAxisVisible&&this.distanceMeasurementsPlugin.defaultYAxisVisible,this._currentDistanceMeasurementInitState.zAxisVisible=this._currentDistanceMeasurement.zAxisVisible&&this.distanceMeasurementsPlugin.defaultZAxisVisible,this._currentDistanceMeasurementInitState.wireVisible=this._currentDistanceMeasurement.wireVisible,this._currentDistanceMeasurementInitState.targetVisible=this._currentDistanceMeasurement.targetVisible,this._currentDistanceMeasurement.clickable=!1,this._currentDistanceMeasurement.origin.entity=A,A=null,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement))))});const f=e=>{this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=e.canvasPos,this.pointerLens.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos),r=!1,this._markerDiv.style.left="-100px",this._markerDiv.style.top="-100px",this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.axisVisible=!1),s.style.cursor="default"};this._onHoverSnapOrSurfaceOff=i.on("hoverSnapOrSurfaceOff",(e=>{this._snapping&&f(e)})),this._onHoverOff=i.on("hoverOff",(e=>{this._snapping||f(e)})),this._active=!0}deactivate(){if(!this._active)return;this.fire("activated",!1),this.pointerLens&&(this.pointerLens.visible=!1),this.reset();const e=this.scene.canvas.canvas;e.removeEventListener("mousedown",this._onMouseDown),e.removeEventListener("mouseup",this._onMouseUp);const t=this.distanceMeasurementsPlugin.viewer.cameraControl;t.off(this._onHoverSnapOrSurface),t.off(this._onHoverSurface),t.off(this._onHoverSnapOrSurfaceOff),t.off(this._onHoverOff),this._active=!1}reset(){this._active&&(this._destroyMarkerDiv(),this._initMarkerDiv(),this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._mouseState=0)}get currentMeasurement(){return this._currentDistanceMeasurement}destroy(){this.deactivate(),super.destroy()}}class Au extends z{constructor(e,t={}){super("DistanceMeasurements",e),this._pointerLens=t.pointerLens,this._container=t.container||document.body,this._defaultControl=null,this._measurements={},this.labelMinAxisLength=t.labelMinAxisLength,this.defaultVisible=!1!==t.defaultVisible,this.defaultOriginVisible=!1!==t.defaultOriginVisible,this.defaultTargetVisible=!1!==t.defaultTargetVisible,this.defaultWireVisible=!1!==t.defaultWireVisible,this.defaultXLabelEnabled=!1!==t.defaultXLabelEnabled,this.defaultYLabelEnabled=!1!==t.defaultYLabelEnabled,this.defaultZLabelEnabled=!1!==t.defaultZLabelEnabled,this.defaultLengthLabelEnabled=!1!==t.defaultLengthLabelEnabled,this.defaultLabelsVisible=!1!==t.defaultLabelsVisible,this.defaultAxisVisible=!1!==t.defaultAxisVisible,this.defaultXAxisVisible=!1!==t.defaultXAxisVisible,this.defaultYAxisVisible=!1!==t.defaultYAxisVisible,this.defaultZAxisVisible=!1!==t.defaultZAxisVisible,this.defaultColor=void 0!==t.defaultColor?t.defaultColor:"#00BBFF",this.zIndex=t.zIndex||1e4,this.defaultLabelsOnWires=!1!==t.defaultLabelsOnWires,this.useRotationAdjustment=void 0!==t.useRotationAdjustment&&!1!==t.useRotationAdjustment,this._onMouseOver=(e,t)=>{this.fire("mouseOver",{plugin:this,distanceMeasurement:t,measurement:t,event:e})},this._onMouseLeave=(e,t)=>{this.fire("mouseLeave",{plugin:this,distanceMeasurement:t,measurement:t,event:e})},this._onContextMenu=(e,t)=>{this.fire("contextMenu",{plugin:this,distanceMeasurement:t,measurement:t,event:e})}}getContainerElement(){return this._container}send(e,t){}get pointerLens(){return this._pointerLens}get control(){return this._defaultControl||(this._defaultControl=new lu(this,{})),this._defaultControl}get measurements(){return this._measurements}set labelMinAxisLength(e){e<1&&(this.error("labelMinAxisLength must be >= 1; defaulting to 25"),e=25),this._labelMinAxisLength=e||25}get labelMinAxisLength(){return this._labelMinAxisLength}set useRotationAdjustment(e){e=void 0!==e&&Boolean(e),this._useRotationAdjustment=e}get useRotationAdjustment(){return this._useRotationAdjustment}createMeasurement(e={}){this.viewer.scene.components[e.id]&&(this.error("Viewer scene component with this ID already exists: "+e.id),delete e.id);const t=e.origin,i=e.target,s=new nu(this,{id:e.id,plugin:this,container:this._container,origin:{entity:t.entity,worldPos:t.worldPos},target:{entity:i.entity,worldPos:i.worldPos},visible:e.visible,wireVisible:e.wireVisible,axisVisible:!1!==e.axisVisible&&!1!==this.defaultAxisVisible,xAxisVisible:!1!==e.xAxisVisible&&!1!==this.defaultXAxisVisible,yAxisVisible:!1!==e.yAxisVisible&&!1!==this.defaultYAxisVisible,zAxisVisible:!1!==e.zAxisVisible&&!1!==this.defaultZAxisVisible,xLabelEnabled:!1!==e.xLabelEnabled&&!1!==this.defaultXLabelEnabled,yLabelEnabled:!1!==e.yLabelEnabled&&!1!==this.defaultYLabelEnabled,zLabelEnabled:!1!==e.zLabelEnabled&&!1!==this.defaultZLabelEnabled,lengthLabelEnabled:!1!==e.lengthLabelEnabled&&!1!==this.defaultLengthLabelEnabled,labelsVisible:!1!==e.labelsVisible&&!1!==this.defaultLabelsVisible,useRotationAdjustment:this.useRotationAdjustment,originVisible:e.originVisible,targetVisible:e.targetVisible,color:e.color,labelsOnWires:!1!==e.labelsOnWires&&!1!==this.defaultLabelsOnWires,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._measurements[s.id]=s,s.clickable=!0,s.on("destroyed",(()=>{delete this._measurements[s.id]})),this.fire("measurementCreated",s),s}destroyMeasurement(e){const t=this._measurements[e];t?(t.destroy(),this.fire("measurementDestroyed",t)):this.log("DistanceMeasurement not found: "+e)}setLabelsShown(e){for(const[t,i]of Object.entries(this.measurements))i.labelShown=e}setAxisVisible(e){for(const[t,i]of Object.entries(this.measurements))i.axisVisible=e;this.defaultAxisVisible=e}getAxisVisible(){return this.defaultAxisVisible}clear(){const e=Object.keys(this._measurements);for(var t=0,i=e.length;t<i;t++)this.destroyMeasurement(e[t])}destroy(){this.clear(),super.destroy()}}class hu extends au{constructor(e,t={}){super(e.viewer.scene),this.pointerLens=t.pointerLens,this.pointerCircle=new G(e.viewer),this._active=!1;const i=document.createElement("div"),s=this.scene.canvas.canvas;s.parentNode.insertBefore(i,s),i.style.background="black",i.style.border="2px solid blue",i.style.borderRadius="10px",i.style.width="5px",i.style.height="5px",i.style.margin="-200px -200px",i.style.zIndex="100",i.style.position="absolute",i.style.pointerEvents="none",this.markerDiv=i,this._currentDistanceMeasurement=null,this._currentDistanceMeasurementInitState={wireVisible:null,axisVisible:null,xAxisVisible:null,yaxisVisible:null,zAxisVisible:null,targetVisible:null},this._longTouchTimeoutMs=300,this._snapping=!1!==t.snapping,this._attachPlugin(e,t)}_attachPlugin(e){this.distanceMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;const e=this.plugin,t=this.scene,i=t.canvas.canvas;e.pointerLens;const s=d.vec3(),r=20;let o=null;this._touchState=0;const n=d.vec2(),a=d.vec2(),l=d.vec2();let A=null;const h=()=>{this.plugin.viewer.cameraControl.active=!1},c=()=>{this.plugin.viewer.cameraControl.active=!0},u=()=>{o&&(clearTimeout(o),o=null),this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),c(),this._touchState=0};i.addEventListener("touchstart",this._onCanvasTouchStart=l=>{const c=l.touches.length;if(1!==c)return void(o&&(clearTimeout(o),o=null));const p=l.touches[0],f=i.getBoundingClientRect(),g=p.clientX-f.left,m=p.clientY-f.top;switch(n.set([g,m]),a.set([g,m]),this._touchState){case 0:if(1!==c&&null!==o)return void u();const i=t.pick({canvasPos:a,snapping:this._snapping,snapToEdge:this._snapping});if(i&&i.snapped)s.set(i.worldPos),this.pointerCircle.start(i.snappedCanvasPos);else{const e=t.pick({canvasPos:a,pickSurface:!0});if(!e||!e.worldPos)return;s.set(e.worldPos),this.pointerCircle.start(e.canvasPos)}o=setTimeout((()=>{1!==c||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r||(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.cursorPos=n),this.pointerLens&&(this.pointerLens.canvasPos=a,this.pointerLens.snapped=!1),this.pointerLens&&(this.pointerLens.cursorPos=i.canvasPos,this.pointerLens.snapped=!0),this._currentDistanceMeasurement?this._currentDistanceMeasurement.origin.worldPos=s:(this._currentDistanceMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:s,entity:i.entity},target:{worldPos:s,entity:i.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1),this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement),this._touchState=2,h())}),this._longTouchTimeoutMs),this._touchState=1,A=p.identifier;break;case 3:if(1!==c&&null!==o)return clearTimeout(o),void(o=null);1===c&&(o=setTimeout((()=>{if(o=null,1!==c||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r)return;this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.snapped=!1);const e=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(e&&e.snapped)this.pointerLens&&(this.pointerLens.cursorPos=e.snappedCanvasPos,this.pointerLens.snapped=!0),this.pointerCircle.start(e.snappedCanvasPos),s.set(e.worldPos),this._currentDistanceMeasurement.target.worldPos=e.worldPos,this._currentDistanceMeasurement.target.entity=e.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement);else{const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=e.canvasPos,this.pointerLens.snapped=!1),this.pointerCircle.start(e.canvasPos),s.set(e.worldPos),this._currentDistanceMeasurement.target.worldPos=e.worldPos,this._currentDistanceMeasurement.target.entity=e.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)}this._touchState=5,h()}),this._longTouchTimeoutMs),this._touchState=4),A=p.identifier;break;default:return null!==o&&(clearTimeout(o),o=null),void(this._touchState=7)}},{passive:!0}),i.addEventListener("touchmove",(r=>{this.pointerCircle.stop();const n=r.touches.length;if(1!==n||1!==r.changedTouches.length)return void(o&&(clearTimeout(o),o=null));const l=r.touches[0],h=i.getBoundingClientRect(),c=l.clientX-h.left,u=l.clientY-h.top;if(l.identifier!==A)return;let p,f;switch(a.set([c,u]),this._touchState){case 2:this.pointerLens&&(this.pointerLens.canvasPos=a),p=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),p&&p.snapped?(this.pointerLens&&(this.pointerLens.snappedCanvasPos=p.snappedCanvasPos,this.pointerLens.snapped=!0),s.set(p.worldPos),this._currentDistanceMeasurement?this._currentDistanceMeasurement.origin.worldPos=p.worldPos:(this._currentDistanceMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:p.worldPos,entity:p.entity},target:{worldPos:p.worldPos,entity:p.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1),this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):(f=t.pick({canvasPos:a,pickSurface:!0}),f&&f.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=f.canvasPos,this.pointerLens.snapped=!1),s.set(f.worldPos),this._currentDistanceMeasurement?this._currentDistanceMeasurement.origin.worldPos=f.worldPos:(this._currentDistanceMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:f.worldPos,entity:f.entity},target:{worldPos:f.worldPos,entity:f.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1),this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)),this._touchState=2;break;case 5:if(1!==n&&null!==o)return clearTimeout(o),o=null,this.pointerLens&&(this.pointerLens.visible=!1),void(this._touchState=7);this.pointerLens&&(this.pointerLens.canvasPos=a),p=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),p&&p.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=p.snappedCanvasPos,this.pointerLens.snapped=!0),this._currentDistanceMeasurement.target.worldPos=p.worldPos,this._currentDistanceMeasurement.target.entity=p.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0):(f=t.pick({canvasPos:a,pickSurface:!0}),f&&f.worldPos&&(this.pointerLens&&(this.pointerLens.cursorPos=f.canvasPos,this.pointerLens.snapped=!1),this._currentDistanceMeasurement.target.worldPos=f.worldPos,this._currentDistanceMeasurement.target.entity=f.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0)),this._touchState=5}}),{passive:!0}),i.addEventListener("touchend",this._onCanvasTouchEnd=s=>{this.pointerCircle.stop();const h=s.changedTouches.length;if(1!==h)return;const u=s.changedTouches[0],p=i.getBoundingClientRect(),f=u.clientX-p.left,g=u.clientY-p.top;if(u.identifier===A)switch(o&&(clearTimeout(o),o=null),l.set([f,g]),this._touchState){case 1:{if(1!==h||f>n[0]+r||f<n[0]-r||g>n[1]+r||g<n[1]-r)return void(this._touchState=0);const i=t.pick({canvasPos:a,pickSurface:!0});i&&i.worldPos?(this._currentDistanceMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:i.worldPos,entity:i.entity},target:{worldPos:i.worldPos,entity:i.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1,this._touchState=3,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):(this._currentDistanceMeasurement&&this._currentDistanceMeasurement.destroy(),this._touchState=0)}c();break;case 2:this.pointerLens&&(this.pointerLens.visible=!1),this._currentDistanceMeasurement?this._touchState=3:(this.pointerLens&&(this.pointerLens.snapped=!1,this.pointerLens.visible=!1),this._touchState=0),c();break;case 4:{if(1!==h||f>n[0]+r||f<n[0]-r||g>n[1]+r||g<n[1]-r)return void(this._touchState=3);const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this._currentDistanceMeasurement.target.worldPos=e.worldPos,this._currentDistanceMeasurement.target.entity=e.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0,this._currentDistanceMeasurement.xAxisVisible=!0,this._currentDistanceMeasurement.yAxisVisible=!0,this._currentDistanceMeasurement.zAxisVisible=!0,this._currentDistanceMeasurement.clickable=!0,this.distanceMeasurementsPlugin.fire("measurementEnd",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null):this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._touchState=0}c();break;case 5:console.log("long touch"),this.pointerLens&&(this.pointerLens.visible=!1),this._currentDistanceMeasurement&&this._currentDistanceMeasurement.targetVisible?(this._currentDistanceMeasurement.clickable=!0,this.distanceMeasurementsPlugin.fire("measurementEnd",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null,this._touchState=0):(this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._touchState=0),c()}},{passive:!0}),this._active=!0}deactivate(){if(!this._active)return;this.plugin.pointerLens&&(this.plugin.pointerLens.visible=!1),this.reset();const e=this.plugin.viewer.scene.canvas.canvas;e.removeEventListener("touchstart",this._onCanvasTouchStart),e.removeEventListener("touchend",this._onCanvasTouchEnd),this._active=!1,this.plugin.viewer.cameraControl.active=!0}reset(){this._active&&this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null)}get currentMeasurement(){return this._currentDistanceMeasurement}destroy(){this.deactivate(),super.destroy()}}class cu extends R{constructor(e,t,i,s){const r=e.plugin.viewer;super(r.scene);const o=be({viewer:r,handleMouseEvents:i,handleTouchEvents:s,pointerLens:t.pointerLens,dots:[e.origin,e.target],ray2WorldPos:(e,i,s)=>{const o=e=>{const t=r.scene.pick({canvasPos:s,snapToEdge:e,snapToVertex:e,pickSurface:!0});return t&&t.worldPos?t.worldPos:e&&o(!1)};return o(!!t.snapping)},onEnd:(e,t)=>{const i=!d.compareVec3(e,t.worldPos);return i&&this.fire("edited"),i}}),n=e.on("destroyed",o);this._deactivate=function(){e.off("destroyed",n),o()}}deactivate(){this._deactivate(),super.destroy()}}class uu extends cu{constructor(e,t){super(e,t,!0,!1)}}class du extends cu{constructor(e,t){super(e,t,!1,!0)}}class pu extends z{constructor(e,t={}){super("FastNav",e),this._hideColorTexture=!1!==t.hideColorTexture,this._hidePBR=!1!==t.hidePBR,this._hideSAO=!1!==t.hideSAO,this._hideEdges=!1!==t.hideEdges,this._hideTransparentObjects=!!t.hideTransparentObjects,this._scaleCanvasResolution=!!t.scaleCanvasResolution,this._defaultScaleCanvasResolutionFactor=t.defaultScaleCanvasResolutionFactor||1,this._scaleCanvasResolutionFactor=t.scaleCanvasResolutionFactor||.6,this._delayBeforeRestore=!1!==t.delayBeforeRestore,this._delayBeforeRestoreSeconds=t.delayBeforeRestoreSeconds||.5;let i=1e3*this._delayBeforeRestoreSeconds,s=!1;const r=()=>{i=1e3*this._delayBeforeRestoreSeconds,s||(e.scene._renderer.setColorTextureEnabled(!this._hideColorTexture),e.scene._renderer.setPBREnabled(!this._hidePBR),e.scene._renderer.setSAOEnabled(!this._hideSAO),e.scene._renderer.setTransparentEnabled(!this._hideTransparentObjects),e.scene._renderer.setEdgesEnabled(!this._hideEdges),this._scaleCanvasResolution?e.scene.canvas.resolutionScale=this._scaleCanvasResolutionFactor:e.scene.canvas.resolutionScale=this._defaultScaleCanvasResolutionFactor,s=!0)},o=()=>{e.scene.canvas.resolutionScale=this._defaultScaleCanvasResolutionFactor,e.scene._renderer.setEdgesEnabled(!0),e.scene._renderer.setColorTextureEnabled(!0),e.scene._renderer.setPBREnabled(!0),e.scene._renderer.setSAOEnabled(!0),e.scene._renderer.setTransparentEnabled(!0),s=!1};this._onCanvasBoundary=e.scene.canvas.on("boundary",r),this._onCameraMatrix=e.scene.camera.on("matrix",r),this._onSceneTick=e.scene.on("tick",(e=>{s&&(i-=e.deltaTime,(!this._delayBeforeRestore||i<=0)&&o())}));let n=!1;this._onSceneMouseDown=e.scene.input.on("mousedown",(()=>{n=!0})),this._onSceneMouseUp=e.scene.input.on("mouseup",(()=>{n=!1})),this._onSceneMouseMove=e.scene.input.on("mousemove",(()=>{n&&r()}))}get hideColorTexture(){return this._hideColorTexture}set hideColorTexture(e){this._hideColorTexture=e}get hidePBR(){return this._hidePBR}set hidePBR(e){this._hidePBR=e}get hideSAO(){return this._hideSAO}set hideSAO(e){this._hideSAO=e}get hideEdges(){return this._hideEdges}set hideEdges(e){this._hideEdges=e}get hideTransparentObjects(){return this._hideTransparentObjects}set hideTransparentObjects(e){this._hideTransparentObjects=!1!==e}get scaleCanvasResolution(){return this._scaleCanvasResolution}set scaleCanvasResolution(e){this._scaleCanvasResolution=e}get defaultScaleCanvasResolutionFactor(){return this._defaultScaleCanvasResolutionFactor}set defaultScaleCanvasResolutionFactor(e){this._defaultScaleCanvasResolutionFactor=e||1}get scaleCanvasResolutionFactor(){return this._scaleCanvasResolutionFactor}set scaleCanvasResolutionFactor(e){this._scaleCanvasResolutionFactor=e||.6}get delayBeforeRestore(){return this._delayBeforeRestore}set delayBeforeRestore(e){this._delayBeforeRestore=e}get delayBeforeRestoreSeconds(){return this._delayBeforeRestoreSeconds}set delayBeforeRestoreSeconds(e){this._delayBeforeRestoreSeconds=null!=e?e:.5}send(e,t){}destroy(){this.viewer.scene.camera.off(this._onCameraMatrix),this.viewer.scene.canvas.off(this._onCanvasBoundary),this.viewer.scene.input.off(this._onSceneMouseDown),this.viewer.scene.input.off(this._onSceneMouseUp),this.viewer.scene.input.off(this._onSceneMouseMove),this.viewer.scene.off(this._onSceneTick),super.destroy()}}class fu{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getMetaModel(e,t,i){y.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}getGLTF(e,t,i){y.loadArraybuffer(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}getGLB(e,t,i){y.loadArraybuffer(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}getArrayBuffer(e,t,i,s){!function(e,t,i,s){var r=()=>{};i=i||r,s=s||r;const o=/^data:(.*?)(;base64)?,(.*)$/,n=t.match(o);if(n){const e=!!n[2];var a=n[3];a=window.decodeURIComponent(a),e&&(a=window.atob(a));try{const e=new ArrayBuffer(a.length),t=new Uint8Array(e);for(var l=0;l<a.length;l++)t[l]=a.charCodeAt(l);I.scheduleTask((function(){i(e)}))}catch(e){I.scheduleTask((function(){s(e)}))}}else{const r=function(e){var t=e.lastIndexOf("/");return 0!==t?e.substring(0,t+1):""}(e),o=r+t,n=new XMLHttpRequest;n.open("GET",o,!0),n.responseType="arraybuffer",n.onreadystatechange=function(){4===n.readyState&&(200===n.status?i(n.response):s("loadArrayBuffer error : "+n.response))},n.send(null)}}(this._cacheBusterURL(e),t,(e=>{i(e)}),(function(e){s(e)}))}}class gu{constructor(e={}){this._eventSubIDMap=null,this._eventSubEvents=null,this._eventSubs=null,this._events=null,this._locale="en",this._messages={},this._locales=[],this._locale="en",this.messages=e.messages,this.locale=e.locale}set messages(e){this._messages=e||{},this._locales=Object.keys(this._messages),this.fire("updated",this)}loadMessages(e={}){for(let t in e)this._messages[t]=e[t];this.messages=this._messages}clearMessages(){this.messages={}}get locales(){return this._locales}set locale(e){e=e||"de",this._locale!==e&&(this._locale=e,this.fire("updated",e))}get locale(){return this._locale}translate(e,t){const i=this._messages[this._locale];if(!i)return null;const s=mu(e,i);return s?t?_u(s,t):s:null}translatePlurals(e,t,i){const s=this._messages[this._locale];if(!s)return null;let r=mu(e,s);return r=0===(t=parseInt(""+t,10))?r.zero:t>1?r.other:r.one,r?(r=_u(r,[t]),i&&(r=_u(r,i)),r):null}fire(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={}),!0!==i&&(this._events[e]=t||!0);const s=this._eventSubs[e];if(s)for(const e in s)if(s.hasOwnProperty(e)){s[e].callback(t)}}on(t,i){this._events||(this._events={}),this._eventSubIDMap||(this._eventSubIDMap=new e),this._eventSubEvents||(this._eventSubEvents={}),this._eventSubs||(this._eventSubs={});let s=this._eventSubs[t];s||(s={},this._eventSubs[t]=s);const r=this._eventSubIDMap.addItem();s[r]={callback:i},this._eventSubEvents[r]=t;const o=this._events[t];return void 0!==o&&i(o),r}off(e){if(null==e)return;if(!this._eventSubEvents)return;const t=this._eventSubEvents[e];if(t){delete this._eventSubEvents[e];const i=this._eventSubs[t];i&&delete i[e],this._eventSubIDMap.removeItem(e)}}}function mu(e,t){if(t[e])return t[e];const i=e.split(".");let s=t;for(let e=0,t=i.length;s&&e<t;e++){s=s[i[e]]}return s}function _u(e,t=[]){return e.replace(/\{\{|\}\}|\{(\d+)\}/g,(function(e,i){return"{{"===e?"{":"}}"===e?"}":t[i]}))}class vu extends R{constructor(e,t={}){super(e,t),this.t=t.t}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get tangent(){return this.getTangent(this._t)}get length(){var e=this._getLengths();return e[e.length-1]}getTangent(e){var t=1e-4;void 0===e&&(e=this._t);var i=e-t,s=e+t;i<0&&(i=0),s>1&&(s=1);var r=this.getPoint(i),o=this.getPoint(s),n=d.subVec3(o,r,[]);return d.normalizeVec3(n,[])}getPointAt(e){var t=this.getUToTMapping(e);return this.getPoint(t)}getPoints(e){e||(e=5);var t,i=[];for(t=0;t<=e;t++)i.push(this.getPoint(t/e));return i}_getLengths(e){if(e||(e=this.__arcLengthDivisions?this.__arcLengthDivisions:200),this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;var t,i,s=[],r=this.getPoint(0),o=0;for(s.push(0),i=1;i<=e;i++)t=this.getPoint(i/e),o+=d.lenVec3(d.subVec3(t,r,[])),s.push(o),r=t;return this.cacheArcLengths=s,s}_updateArcLengths(){this.needsUpdate=!0,this._getLengths()}getUToTMapping(e,t){var i,s=this._getLengths(),r=0,o=s.length;i=t||e*s[o-1];for(var n,a=0,l=o-1;a<=l;)if((n=s[r=Math.floor(a+(l-a)/2)]-i)<0)a=r+1;else{if(!(n>0)){l=r;break}l=r-1}if(s[r=l]===i)return r/(o-1);var A=s[r];return(r+(i-A)/(s[r+1]-A))/(o-1)}}class bu extends vu{constructor(e,t={}){super(e,t),this.points=t.points,this.t=t.t}set points(e){this._points=e||[]}get points(){return this._points}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}getPoint(e){var t=this.points;if(!(t.length<3)){var i=(t.length-1)*e,s=Math.floor(i),r=i-s,o=t[0===s?s:s-1],n=t[s],a=t[s>t.length-2?t.length-1:s+1],l=t[s>t.length-3?t.length-1:s+2],A=d.vec3();return A[0]=d.catmullRomInterpolate(o[0],n[0],a[0],l[0],r),A[1]=d.catmullRomInterpolate(o[1],n[1],a[1],l[1],r),A[2]=d.catmullRomInterpolate(o[2],n[2],a[2],l[2],r),A}this.error("Can't sample point from SplineCurve - not enough points on curve - returning [0,0,0].")}getJSON(){return{points:points,t:this._t}}}const yu=d.vec3();class xu extends R{get type(){return"CameraPath"}constructor(e,t={}){super(e,t),this._frames=[],this._eyeCurve=new bu(this),this._lookCurve=new bu(this),this._upCurve=new bu(this),t.frames&&(this.addFrames(t.frames),this.smoothFrameTimes(1))}get frames(){return this._frames}get eyeCurve(){return this._eyeCurve}get lookCurve(){return this._lookCurve}get upCurve(){return this._upCurve}saveFrame(e){const t=this.scene.camera;this.addFrame(e,t.eye,t.look,t.up)}addFrame(e,t,i,s){const r={t:e,eye:t.slice(0),look:i.slice(0),up:s.slice(0)};this._frames.push(r),this._eyeCurve.points.push(r.eye),this._lookCurve.points.push(r.look),this._upCurve.points.push(r.up)}addFrames(e){let t;for(let i=0,s=e.length;i<s;i++)t=e[i],this.addFrame(t.t||0,t.eye,t.look,t.up)}loadFrame(e){const t=this.scene.camera;e=(e/=this._frames[this._frames.length-1].t-this._frames[0].t)<0?0:e>1?1:e,t.eye=this._eyeCurve.getPoint(e,yu),t.look=this._lookCurve.getPoint(e,yu),t.up=this._upCurve.getPoint(e,yu)}sampleFrame(e,t,i,s){e=e<0?0:e>1?1:e,this._eyeCurve.getPoint(e,t),this._lookCurve.getPoint(e,i),this._upCurve.getPoint(e,s)}smoothFrameTimes(e){if(0===this._frames.length)return;const t=d.vec3();var i=0;this._frames[0].t=0;const s=[];for(let e=1,o=this._frames.length;e<o;e++){var r=d.lenVec3(d.subVec3(this._frames[e].eye,this._frames[e-1].eye,t));s[e]=r,i+=r}for(let t=1,r=this._frames.length;t<r;t++){const r=s[t]/i*e;this._frames[t].t=this._frames[t-1].t+r}}clearFrames(){this._frames=[],this._eyeCurve.points=[],this._lookCurve.points=[],this._upCurve.points=[]}}const Bu=d.vec3(),wu=d.vec3(),Pu=d.vec3(),Cu=d.vec3(),Mu=d.vec3();class Eu extends R{get type(){return"CameraFlightAnimation"}constructor(e,t={}){super(e,t),this._look1=d.vec3(),this._eye1=d.vec3(),this._up1=d.vec3(),this._look2=d.vec3(),this._eye2=d.vec3(),this._up2=d.vec3(),this._orthoScale1=1,this._orthoScale2=1,this._flying=!1,this._flyEyeLookUp=!1,this._flyingEye=!1,this._flyingLook=!1,this._callback=null,this._callbackScope=null,this._time1=null,this._time2=null,this.easing=!1!==t.easing,this.duration=t.duration,this.fit=t.fit,this.fitFOV=t.fitFOV,this.trail=t.trail}flyTo(e,t,i){e=e||this.scene,this._flying&&this.stop(),this._flying=!1,this._flyingEye=!1,this._flyingLook=!1,this._flyingEyeLookUp=!1,this._callback=t,this._callbackScope=i;const s=this.scene.camera,r=!!e.projection&&e.projection!==s.projection;let o,n,a,l,A;if(this._eye1[0]=s.eye[0],this._eye1[1]=s.eye[1],this._eye1[2]=s.eye[2],this._look1[0]=s.look[0],this._look1[1]=s.look[1],this._look1[2]=s.look[2],this._up1[0]=s.up[0],this._up1[1]=s.up[1],this._up1[2]=s.up[2],this._orthoScale1=s.ortho.scale,this._orthoScale2=e.orthoScale||this._orthoScale1,e.aabb)o=e.aabb;else if(6===e.length)o=e;else if(e.eye&&e.look||e.up)n=e.eye,a=e.look,l=e.up;else if(e.eye)n=e.eye;else if(e.look)a=e.look;else{let s=e;if((y.isNumeric(s)||y.isString(s))&&(A=s,s=this.scene.components[A],!s))return this.error("Component not found: "+y.inQuotes(A)),void(t&&(i?t.call(i):t()));r||(o=s.aabb||this.scene.aabb)}const h=e.poi;if(o){if(o[3]<o[0]||o[4]<o[1]||o[5]<o[2])return;if(o[3]===o[0]&&o[4]===o[1]&&o[5]===o[2])return;o=o.slice();const t=d.getAABB3Center(o);this._look2=h||t;const i=d.subVec3(this._eye1,this._look1,Bu),s=d.normalizeVec3(i),r=h?d.getAABB3DiagPoint(o,h):d.getAABB3Diag(o),n=e.fitFOV||this._fitFOV,a=Math.abs(r/Math.tan(n*d.DEGTORAD));this._orthoScale2=1.1*r,this._eye2[0]=this._look2[0]+s[0]*a,this._eye2[1]=this._look2[1]+s[1]*a,this._eye2[2]=this._look2[2]+s[2]*a,this._up2[0]=this._up1[0],this._up2[1]=this._up1[1],this._up2[2]=this._up1[2],this._flyingEyeLookUp=!0}else(n||a||l)&&(this._flyingEyeLookUp=!!n&&!!a&&!!l,this._flyingEye=!!n&&!a,this._flyingLook=!!a&&!n,n&&(this._eye2[0]=n[0],this._eye2[1]=n[1],this._eye2[2]=n[2]),a&&(this._look2[0]=a[0],this._look2[1]=a[1],this._look2[2]=a[2]),l&&(this._up2[0]=l[0],this._up2[1]=l[1],this._up2[2]=l[2]));r?("ortho"===e.projection&&"ortho"!==s.projection&&(this._projection2="ortho",this._projMatrix1=s.projMatrix.slice(),this._projMatrix2=s.ortho.matrix.slice(),s.projection="customProjection"),"perspective"===e.projection&&"perspective"!==s.projection&&(this._projection2="perspective",this._projMatrix1=s.projMatrix.slice(),this._projMatrix2=s.perspective.matrix.slice(),s.projection="customProjection")):this._projection2=null,this.fire("started",e,!0),this._time1=Date.now(),this._time2=this._time1+(e.duration?1e3*e.duration:this._duration),this._flying=!0,I.scheduleTask(this._update,this)}jumpTo(e){this._jumpTo(e)}_jumpTo(e){this._flying&&this.stop();const t=this.scene.camera;var i,s,r,o,n;if(e.aabb)i=e.aabb;else if(6===e.length)i=e;else if(e.eye||e.look||e.up)r=e.eye,o=e.look,n=e.up;else{let t=e;if((y.isNumeric(t)||y.isString(t))&&(s=t,t=this.scene.components[s],!t))return void this.error("Component not found: "+y.inQuotes(s));i=t.aabb||this.scene.aabb}const a=e.poi;if(i){if(i[3]<=i[0]||i[4]<=i[1]||i[5]<=i[2])return;var l=a?d.getAABB3DiagPoint(i,a):d.getAABB3Diag(i);let s;o=a||d.getAABB3Center(i,o),this._trail?d.subVec3(t.look,o,Mu):d.subVec3(t.eye,t.look,Mu),d.normalizeVec3(Mu);s=(void 0!==e.fit?e.fit:this._fit)?Math.abs(l/Math.tan((e.fitFOV||this._fitFOV)*d.DEGTORAD)):d.lenVec3(d.subVec3(t.eye,t.look,Bu)),d.mulVec3Scalar(Mu,s),t.eye=d.addVec3(o,Mu,Bu),t.look=o,this.scene.camera.ortho.scale=1.1*l}else(r||o||n)&&(r&&(t.eye=r),o&&(t.look=o),n&&(t.up=n));e.projection&&(t.projection=e.projection)}_update(){if(!this._flying)return;let e=(Date.now()-this._time1)/(this._time2-this._time1);const t=e>=1;e>1&&(e=1);const i=this.easing?Eu._ease(e,0,1,1):e,s=this.scene.camera;if(this._flyingEye||this._flyingLook?this._flyingEye?(d.subVec3(s.eye,s.look,Mu),s.eye=d.lerpVec3(i,0,1,this._eye1,this._eye2,Pu),s.look=d.subVec3(Pu,Mu,wu)):this._flyingLook&&(s.look=d.lerpVec3(i,0,1,this._look1,this._look2,wu),s.up=d.lerpVec3(i,0,1,this._up1,this._up2,Cu)):this._flyingEyeLookUp&&(s.eye=d.lerpVec3(i,0,1,this._eye1,this._eye2,Pu),s.look=d.lerpVec3(i,0,1,this._look1,this._look2,wu),s.up=d.lerpVec3(i,0,1,this._up1,this._up2,Cu)),this._projection2){const t="ortho"===this._projection2?Eu._easeOutExpo(e,0,1,1):Eu._easeInCubic(e,0,1,1);s.customProjection.matrix=d.lerpMat4(t,0,1,this._projMatrix1,this._projMatrix2)}else s.ortho.scale=this._orthoScale1+e*(this._orthoScale2-this._orthoScale1);if(t)return s.ortho.scale=this._orthoScale2,void this.stop();I.scheduleTask(this._update,this)}static _ease(e,t,i,s){return-i*(e/=s)*(e-2)+t}static _easeInCubic(e,t,i,s){return i*(e/=s)*e*e+t}static _easeOutExpo(e,t,i,s){return i*(1-Math.pow(2,-10*e/s))+t}stop(){if(!this._flying)return;this._flying=!1,this._time1=null,this._time2=null,this._projection2&&(this.scene.camera.projection=this._projection2);const e=this._callback;e&&(this._callback=null,this._callbackScope?e.call(this._callbackScope):e()),this.fire("stopped",!0,!0)}cancel(){this._flying&&(this._flying=!1,this._time1=null,this._time2=null,this._callback&&(this._callback=null),this.fire("canceled",!0,!0))}set duration(e){this._duration=e?1e3*e:500,this.stop()}get duration(){return this._duration/1e3}set fit(e){this._fit=!1!==e}get fit(){return this._fit}set fitFOV(e){this._fitFOV=e||45}get fitFOV(){return this._fitFOV}set trail(e){this._trail=!!e}get trail(){return this._trail}destroy(){this.stop(),super.destroy()}}class Fu extends R{get type(){return"CameraPathAnimation"}constructor(e,t={}){super(e,t),this._cameraFlightAnimation=new Eu(this),this._t=0,this.state=Fu.SCRUBBING,this._playingFromT=0,this._playingToT=0,this._playingRate=t.playingRate||1,this._playingDir=1,this._lastTime=null,this.cameraPath=t.cameraPath,this._tick=this.scene.on("tick",this._updateT,this)}_updateT(){const e=this._cameraPath;if(!e)return;let t,i;const s=performance.now(),r=this._lastTime?.001*(s-this._lastTime):0;if(this._lastTime=s,0!==r)switch(this.state){case Fu.SCRUBBING:return;case Fu.PLAYING:if(this._t+=this._playingRate*r,t=this._cameraPath.frames.length,0===t||this._playingDir<0&&this._t<=0||this._playingDir>0&&this._t>=this._cameraPath.frames[t-1].t)return this.state=Fu.SCRUBBING,this._t=this._cameraPath.frames[t-1].t,void this.fire("stopped");e.loadFrame(this._t);break;case Fu.PLAYING_TO:i=this._t+this._playingRate*r*this._playingDir,(this._playingDir<0&&i<=this._playingToT||this._playingDir>0&&i>=this._playingToT)&&(i=this._playingToT,this.state=Fu.SCRUBBING,this.fire("stopped")),this._t=i,e.loadFrame(this._t)}}_ease(e,t,i,s){return-i*(e/=s)*(e-2)+t}set cameraPath(e){this._cameraPath=e}get cameraPath(){return this._cameraPath}set rate(e){this._playingRate=e}get rate(){return this._playingRate}play(){this._cameraPath&&(this._lastTime=null,this.state=Fu.PLAYING)}playToT(e){this._cameraPath&&(this._playingFromT=this._t,this._playingToT=e,this._playingDir=this._playingToT-this._playingFromT<0?-1:1,this._lastTime=null,this.state=Fu.PLAYING_TO)}playToFrame(e){const t=this._cameraPath;if(!t)return;const i=t.frames[e];i?this.playToT(i.t):this.error("playToFrame - frame index out of range: "+e)}flyToFrame(e,t){const i=this._cameraPath;if(!i)return;const s=i.frames[e];s?(this.state=Fu.SCRUBBING,this._cameraFlightAnimation.flyTo(s,t)):this.error("flyToFrame - frame index out of range: "+e)}scrubToT(e){const t=this._cameraPath;if(!t)return;this.scene.camera&&(this._t=e,t.loadFrame(this._t),this.state=Fu.SCRUBBING)}scrubToFrame(e){const t=this._cameraPath;if(!t)return;if(!this.scene.camera)return;t.frames[e]?(t.loadFrame(this._t),this.state=Fu.SCRUBBING):this.error("playToFrame - frame index out of range: "+e)}stop(){this.state=Fu.SCRUBBING,this.fire("stopped")}destroy(){super.destroy(),this.scene.off(this._tick)}}Fu.STOPPED=0,Fu.SCRUBBING=1,Fu.PLAYING=2,Fu.PLAYING_TO=3;const Iu=d.vec3(),Du=d.vec3();d.vec3();const Su=d.vec3([0,-1,0]),Tu=d.vec4([0,0,0,1]);class Ru extends R{constructor(e,t={}){super(e,t),this._src=null,this._image=null,this._pos=d.vec3(),this._origin=d.vec3(),this._rtcPos=d.vec3(),this._dir=d.vec3(),this._size=1,this._imageSize=d.vec2(),this._texture=new ro(this),this._plane=new Pr(this,{geometry:new ti(this,go({center:[0,0,0],xSize:1,zSize:1,xSegments:10,zSegments:10})),material:new ni(this,{diffuse:[0,0,0],ambient:[0,0,0],specular:[0,0,0],diffuseMap:this._texture,emissiveMap:this._texture,backfaces:!0}),clippable:t.clippable}),this._grid=new Pr(this,{geometry:new ti(this,fo({size:1,divisions:10})),material:new ni(this,{diffuse:[0,0,0],ambient:[0,0,0],emissive:[.2,.8,.2]}),position:[0,.001,0],clippable:t.clippable}),this._node=new Hr(this,{rotation:[0,0,0],position:[0,0,0],scale:[1,1,1],clippable:!1,children:[this._plane,this._grid]}),this._gridVisible=!1,this.visible=!0,this.gridVisible=t.gridVisible,this.position=t.position,this.rotation=t.rotation,this.dir=t.dir,this.size=t.size,this.collidable=t.collidable,this.clippable=t.clippable,this.pickable=t.pickable,this.opacity=t.opacity,t.image?this.image=t.image:this.src=t.src}set visible(e){this._plane.visible=e,this._grid.visible=this._gridVisible&&e}get visible(){return this._plane.visible}set gridVisible(e){e=!1!==e,this._gridVisible=e,this._grid.visible=this._gridVisible&&this.visible}get gridVisible(){return this._gridVisible}set image(e){this._image=e,this._image&&(this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage(),this._src=null,this._texture.image=this._image)}get image(){return this._image}set src(e){if(this._src=e,this._src){this._image=null;const e=new Image;e.onload=()=>{this._texture.image=e,this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage()},e.src=this._src}}get src(){return this._src}set position(e){this._pos.set(e||[0,0,0]),Z(this._pos,this._origin,this._rtcPos),this._node.origin=this._origin,this._node.position=this._rtcPos}get position(){return this._pos}set rotation(e){this._node.rotation=e}get rotation(){return this._node.rotation}set size(e){this._size=null==e?1:e,this._image&&this._updatePlaneSizeFromImage()}get size(){return this._size}set dir(e){if(this._dir.set(e||[0,0,-1]),e){const t=this.scene.center,i=[-this._dir[0],-this._dir[1],-this._dir[2]];d.subVec3(t,this.position,Iu);const s=-d.dotVec3(i,Iu);d.normalizeVec3(i),d.mulVec3Scalar(i,s,Du),d.vec3PairToQuaternion(Su,e,Tu),this._node.quaternion=Tu}}get dir(){return this._dir}set collidable(e){this._node.collidable=!1!==e}get collidable(){return this._node.collidable}set clippable(e){this._node.clippable=!1!==e}get clippable(){return this._node.clippable}set pickable(e){this._node.pickable=!1!==e}get pickable(){return this._node.pickable}set opacity(e){this._node.opacity=e}get opacity(){return this._node.opacity}destroy(){super.destroy()}_updatePlaneSizeFromImage(){const e=this._size,t=this._imageSize[0],i=this._imageSize[1];if(t>i){const s=i/t;this._node.scale=[e,1,e*s]}else{const s=t/i;this._node.scale=[e*s,1,e]}}}class Lu extends Vt{get type(){return"PointLight"}constructor(e,t={}){super(e,t);const i=this;this._shadowRenderBuf=null,this._shadowViewMatrix=null,this._shadowProjMatrix=null,this._shadowViewMatrixDirty=!0,this._shadowProjMatrixDirty=!0;const s=this.scene.camera,r=this.scene.canvas;this._onCameraViewMatrix=s.on("viewMatrix",(()=>{this._shadowViewMatrixDirty=!0})),this._onCameraProjMatrix=s.on("projMatrix",(()=>{this._shadowProjMatrixDirty=!0})),this._onCanvasBoundary=r.on("boundary",(()=>{this._shadowProjMatrixDirty=!0})),this._state=new vt({type:"point",pos:d.vec3([1,1,1]),color:d.vec3([.7,.7,.8]),intensity:1,attenuation:[0,0,0],space:t.space||"view",castsShadow:!1,getShadowViewMatrix:()=>{if(i._shadowViewMatrixDirty){i._shadowViewMatrix||(i._shadowViewMatrix=d.identityMat4());const e=i._state.pos,t=s.look,r=s.up;d.lookAtMat4v(e,t,r,i._shadowViewMatrix),i._shadowViewMatrixDirty=!1}return i._shadowViewMatrix},getShadowProjMatrix:()=>{if(i._shadowProjMatrixDirty){i._shadowProjMatrix||(i._shadowProjMatrix=d.identityMat4());const e=i.scene.canvas.canvas;d.perspectiveMat4(Math.PI/180*70,e.clientWidth/e.clientHeight,.1,500,i._shadowProjMatrix),i._shadowProjMatrixDirty=!1}return i._shadowProjMatrix},getShadowRenderBuf:()=>(i._shadowRenderBuf||(i._shadowRenderBuf=new dt(i.scene.canvas.canvas,i.scene.canvas.gl,{size:[1024,1024]})),i._shadowRenderBuf)}),this.pos=t.pos,this.color=t.color,this.intensity=t.intensity,this.constantAttenuation=t.constantAttenuation,this.linearAttenuation=t.linearAttenuation,this.quadraticAttenuation=t.quadraticAttenuation,this.castsShadow=t.castsShadow,this.scene._lightCreated(this)}set pos(e){this._state.pos.set(e||[1,1,1]),this._shadowViewMatrixDirty=!0,this.glRedraw()}get pos(){return this._state.pos}set color(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}get color(){return this._state.color}set intensity(e){e=void 0!==e?e:1,this._state.intensity=e,this.glRedraw()}get intensity(){return this._state.intensity}set constantAttenuation(e){this._state.attenuation[0]=e||0,this.glRedraw()}get constantAttenuation(){return this._state.attenuation[0]}set linearAttenuation(e){this._state.attenuation[1]=e||0,this.glRedraw()}get linearAttenuation(){return this._state.attenuation[1]}set quadraticAttenuation(e){this._state.attenuation[2]=e||0,this.glRedraw()}get quadraticAttenuation(){return this._state.attenuation[2]}set castsShadow(e){e=!!e,this._state.castsShadow!==e&&(this._state.castsShadow=e,this._shadowViewMatrixDirty=!0,this.glRedraw())}get castsShadow(){return this._state.castsShadow}destroy(){const e=this.scene.camera,t=this.scene.canvas;e.off(this._onCameraViewMatrix),e.off(this._onCameraProjMatrix),t.off(this._onCanvasBoundary),super.destroy(),this._state.destroy(),this._shadowRenderBuf&&this._shadowRenderBuf.destroy(),this.scene._lightDestroyed(this),this.glRedraw()}}function Uu(e){if(!Ou(e.width)||!Ou(e.height)){const t=document.createElement("canvas");t.width=ku(e.width),t.height=ku(e.height);t.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t.width,t.height),e=t}return e}function Ou(e){return 0==(e&e-1)}function ku(e){--e;for(let t=1;t<32;t<<=1)e|=e>>t;return e+1}class Nu extends R{get type(){return"CubeTexture"}constructor(e,t={}){super(e,t);const i=this.scene.canvas.gl;this._state=new vt({texture:new qr({gl:i,target:i.TEXTURE_CUBE_MAP}),flipY:this._checkFlipY(t.minFilter),encoding:this._checkEncoding(t.encoding),minFilter:1008,magFilter:1006,wrapS:1001,wrapT:1001,mipmaps:!0}),this._src=t.src,this._images=[],this._loadSrc(t.src),m.memory.textures++}_checkFlipY(e){return!!e}_checkEncoding(e){return 3e3!==(e=e||3e3)&&3001!==e&&(this.error("Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),e=3e3),e}_webglContextRestored(){this.scene.canvas.gl,this._state.texture=null,this._src&&this._loadSrc(this._src)}_loadSrc(e){const t=this,i=this.scene.canvas.gl;this._images=[];let s=!1,r=0;for(let o=0;o<e.length;o++){const n=new Image;n.onload=function(){let e=n;const a=o;return function(){if(!s&&(e=Uu(e),t._images[a]=e,r++,6===r)){let e=t._state.texture;e||(e=new qr({gl:i,target:i.TEXTURE_CUBE_MAP}),t._state.texture=e),e.setImage(t._images,t._state),t.fire("loaded",t._src,!1),t.glRedraw()}}}(),n.onerror=function(){s=!0},n.src=e[o]}}destroy(){super.destroy(),this._state.texture&&this._state.texture.destroy(),m.memory.textures--,this._state.destroy()}}class Qu extends Nu{get type(){return"ReflectionMap"}constructor(e,t={}){super(e,t),this.scene._lightsState.addReflectionMap(this._state),this.scene._reflectionMapCreated(this)}destroy(){super.destroy(),this.scene._reflectionMapDestroyed(this)}}class Vu extends Nu{get type(){return"LightMap"}constructor(e,t={}){super(e,t),this.scene._lightMapCreated(this)}destroy(){super.destroy(),this.scene._lightMapDestroyed(this)}}class Hu extends fe{constructor(e,t={}){super(e,{entity:t.entity,occludable:t.occludable,worldPos:t.worldPos}),this._occluded=!1,this._visible=!0,this._src=null,this._image=null,this._pos=d.vec3(),this._origin=d.vec3(),this._rtcPos=d.vec3(),this._dir=d.vec3(),this._size=1,this._imageSize=d.vec2(),this._texture=new ro(this,{src:t.src}),this._geometry=new ti(this,{primitive:"triangles",positions:[3,3,0,-3,3,0,-3,-3,0,3,-3,0],normals:[-1,0,0,-1,0,0,-1,0,0,-1,0,0],uv:[1,-1,0,-1,0,0,1,0],indices:[0,1,2,0,2,3]}),this._mesh=new Pr(this,{geometry:this._geometry,material:new ni(this,{ambient:[.9,.3,.9],shininess:30,diffuseMap:this._texture,backfaces:!0}),scale:[1,1,1],position:t.worldPos,rotation:[90,0,0],billboard:"spherical",occluder:!1}),this.visible=!0,this.collidable=t.collidable,this.clippable=t.clippable,this.pickable=t.pickable,this.opacity=t.opacity,this.size=t.size,t.image?this.image=t.image:this.src=t.src}_setVisible(e){this._occluded=!e,this._mesh.visible=this._visible&&!this._occluded,super._setVisible(e)}set visible(e){this._visible=null==e||e,this._mesh.visible=this._visible&&!this._occluded}get visible(){return this._visible}set image(e){this._image=e,this._image&&(this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updatePlaneSizeFromImage(),this._src=null,this._texture.image=this._image)}get image(){return this._image}set src(e){if(this._src=e,this._src){this._image=null;const e=new Image;e.onload=()=>{this._texture.image=e,this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage()},e.src=this._src}}get src(){return this._src}set size(e){this._size=null==e?1:e,this._image&&this._updatePlaneSizeFromImage()}get size(){return this._size}set collidable(e){this._mesh.collidable=!1!==e}get collidable(){return this._mesh.collidable}set clippable(e){this._mesh.clippable=!1!==e}get clippable(){return this._mesh.clippable}set pickable(e){this._mesh.pickable=!1!==e}get pickable(){return this._mesh.pickable}set opacity(e){this._mesh.opacity=e}get opacity(){return this._mesh.opacity}_updatePlaneSizeFromImage(){const e=.5*this._size,t=this._imageSize[0],i=this._imageSize[1],s=i/t;this._geometry.positions=t>i?[e,e*s,0,-e,e*s,0,-e,-e*s,0,e,-e*s,0]:[e/s,e,0,-e/s,e,0,-e/s,-e,0,e/s,-e,0]}}class ju{constructor(e){this._eye=d.vec3(),this._look=d.vec3(),this._up=d.vec3(),this._projection={},e&&this.saveCamera(e)}saveCamera(e){const t=e.camera,i=t.project;switch(this._eye.set(t.eye),this._look.set(t.look),this._up.set(t.up),t.projection){case"perspective":this._projection={projection:"perspective",fov:i.fov,fovAxis:i.fovAxis,near:i.near,far:i.far};break;case"ortho":this._projection={projection:"ortho",scale:i.scale,near:i.near,far:i.far};break;case"frustum":this._projection={projection:"frustum",left:i.left,right:i.right,top:i.top,bottom:i.bottom,near:i.near,far:i.far};break;case"custom":this._projection={projection:"custom",matrix:i.matrix.slice()}}}restoreCamera(e,t){const i=e.camera,s=this._projection;function r(){switch(s.type){case"perspective":i.perspective.fov=s.fov,i.perspective.fovAxis=s.fovAxis,i.perspective.near=s.near,i.perspective.far=s.far;break;case"ortho":i.ortho.scale=s.scale,i.ortho.near=s.near,i.ortho.far=s.far;break;case"frustum":i.frustum.left=s.left,i.frustum.right=s.right,i.frustum.top=s.top,i.frustum.bottom=s.bottom,i.frustum.near=s.near,i.frustum.far=s.far;break;case"custom":i.customProjection.matrix=s.matrix}}t?e.viewer.cameraFlight.flyTo({eye:this._eye,look:this._look,up:this._up,orthoScale:s.scale,projection:s.projection},(()=>{r(),t()})):(i.eye=this._eye,i.look=this._look,i.up=this._up,r(),i.projection=s.projection)}}const Gu=d.vec3();class zu{constructor(e){if(this.objectsVisible=[],this.objectsEdges=[],this.objectsXrayed=[],this.objectsHighlighted=[],this.objectsSelected=[],this.objectsClippable=[],this.objectsPickable=[],this.objectsColorize=[],this.objectsOpacity=[],this.numObjects=0,e){const t=e.metaScene.scene;this.saveObjects(t,e)}}saveObjects(e,t,i){this.numObjects=0,this._mask=i?y.apply(i,{}):null;const s=!i||i.visible,r=!i||i.edges,o=!i||i.xrayed,n=!i||i.highlighted,a=!i||i.selected,l=!i||i.clippable,A=!i||i.pickable,h=!i||i.colorize,c=!i||i.opacity,u=t.metaObjects,d=e.objects;for(let e=0,t=u.length;e<t;e++){const t=d[u[e].id];if(t){if(s&&(this.objectsVisible[e]=t.visible),r&&(this.objectsEdges[e]=t.edges),o&&(this.objectsXrayed[e]=t.xrayed),n&&(this.objectsHighlighted[e]=t.highlighted),a&&(this.objectsSelected[e]=t.selected),l&&(this.objectsClippable[e]=t.clippable),A&&(this.objectsPickable[e]=t.pickable),h){const i=t.colorize;this.objectsColorize[3*e+0]=i[0],this.objectsColorize[3*e+1]=i[1],this.objectsColorize[3*e+2]=i[2]}c&&(this.objectsOpacity[e]=t.opacity),this.numObjects++}}}restoreObjects(e,t){const i=this._mask,s=!i||i.visible,r=!i||i.edges,o=!i||i.xrayed,n=!i||i.highlighted,a=!i||i.selected,l=!i||i.clippable,A=!i||i.pickable,h=!i||i.colorize,c=!i||i.opacity,u=t.metaObjects,d=e.objects;for(let e=0,t=u.length;e<t;e++){const t=d[u[e].id];t&&(s&&(t.visible=this.objectsVisible[e]),r&&(t.edges=this.objectsEdges[e]),o&&(t.xrayed=this.objectsXrayed[e]),n&&(t.highlighted=this.objectsHighlighted[e]),a&&(t.selected=this.objectsSelected[e]),l&&(t.clippable=this.objectsClippable[e]),A&&(t.pickable=this.objectsPickable[e]),h&&(Gu[0]=this.objectsColorize[3*e+0],Gu[1]=this.objectsColorize[3*e+1],Gu[2]=this.objectsColorize[3*e+2],t.colorize=Gu),c&&(t.opacity=this.objectsOpacity[e]))}}}const Wu=d.vec3();class Ku{constructor(){this.objectsVisible=[],this.objectsEdges=[],this.objectsXrayed=[],this.objectsHighlighted=[],this.objectsSelected=[],this.objectsClippable=[],this.objectsPickable=[],this.objectsColorize=[],this.objectsHasColorize=[],this.objectsOpacity=[],this.numObjects=0}saveObjects(e,t){this.numObjects=0,this._mask=t?y.apply(t,{}):null;const i=e.objects,s=!t||t.visible,r=!t||t.edges,o=!t||t.xrayed,n=!t||t.highlighted,a=!t||t.selected,l=!t||t.clippable,A=!t||t.pickable,h=!t||t.colorize,c=!t||t.opacity;for(let e in i)if(i.hasOwnProperty(e)){const t=i[e],u=this.numObjects;if(s&&(this.objectsVisible[u]=t.visible),r&&(this.objectsEdges[u]=t.edges),o&&(this.objectsXrayed[u]=t.xrayed),n&&(this.objectsHighlighted[u]=t.highlighted),a&&(this.objectsSelected[u]=t.selected),l&&(this.objectsClippable[u]=t.clippable),A&&(this.objectsPickable[u]=t.pickable),h){const e=t.colorize;e?(this.objectsColorize[3*u+0]=e[0],this.objectsColorize[3*u+1]=e[1],this.objectsColorize[3*u+2]=e[2],this.objectsHasColorize[u]=!0):this.objectsHasColorize[u]=!1}c&&(this.objectsOpacity[u]=t.opacity),this.numObjects++}}restoreObjects(e){const t=this._mask,i=!t||t.visible,s=!t||t.edges,r=!t||t.xrayed,o=!t||t.highlighted,n=!t||t.selected,a=!t||t.clippable,l=!t||t.pickable,A=!t||t.colorize,h=!t||t.opacity;var c=0;const u=e.objects;for(let e in u)if(u.hasOwnProperty(e)){const t=u[e];i&&(t.visible=this.objectsVisible[c]),s&&(t.edges=this.objectsEdges[c]),r&&(t.xrayed=this.objectsXrayed[c]),o&&(t.highlighted=this.objectsHighlighted[c]),n&&(t.selected=this.objectsSelected[c]),a&&(t.clippable=this.objectsClippable[c]),l&&(t.pickable=this.objectsPickable[c]),A&&(this.objectsHasColorize[c]?(Wu[0]=this.objectsColorize[3*c+0],Wu[1]=this.objectsColorize[3*c+1],Wu[2]=this.objectsColorize[3*c+2],t.colorize=Wu):t.colorize=null),h&&(t.opacity=this.objectsOpacity[c]),c++}}}class Xu extends vu{constructor(e,t={}){super(e,t),this.v0=t.v0,this.v1=t.v1,this.v2=t.v2,this.v3=t.v3,this.t=t.t}set v0(e){this._v0=e||d.vec3([0,0,0])}get v0(){return this._v0}set v1(e){this._v1=e||d.vec3([0,0,0])}get v1(){return this._v1}set v2(e){this._v2=e||d.vec3([0,0,0])}get v2(){return this._v2}set v3(e){this.fire("v3",this._v3=e||d.vec3([0,0,0]))}get v3(){return this._v3}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}getPoint(e){var t=d.vec3();return t[0]=d.b3(e,this._v0[0],this._v1[0],this._v2[0],this._v3[0]),t[1]=d.b3(e,this._v0[1],this._v1[1],this._v2[1],this._v3[1]),t[2]=d.b3(e,this._v0[2],this._v1[2],this._v2[2],this._v3[2]),t}getJSON(){return{v0:this._v0,v1:this._v1,v2:this._v2,v3:this._v3,t:this._t}}}class Ju extends vu{constructor(e,t={}){super(e,t),this._cachedLengths=[],this._dirty=!0,this._curves=[],this._t=0,this._dirtySubs=[],this._destroyedSubs=[],this.curves=t.curves||[],this.t=t.t}addCurve(e){this._curves.push(e),this._dirty=!0}set curves(e){var t,i,s;for(e=e||[],i=0,s=this._curves.length;i<s;i++)(t=this._curves[i]).off(this._dirtySubs[i]),t.off(this._destroyedSubs[i]);this._curves=[],this._dirtySubs=[],this._destroyedSubs=[];var r=this;function o(){r._dirty=!0}function n(){var e=this.id;for(i=0,s=r._curves.length;i<s;i++)if(r._curves[i].id===e)return r._curves=r._curves.slice(i,i+1),r._dirtySubs=r._dirtySubs.slice(i,i+1),r._destroyedSubs=r._destroyedSubs.slice(i,i+1),void(r._dirty=!0)}for(i=0,s=e.length;i<s;i++){if(t=e[i],y.isNumeric(t)||y.isString(t)){var a=t;if(!(t=this.scene.components[a])){this.error("Component not found: "+_inQuotes(a));continue}}var l=t.type;"xeokit.SplineCurve"===l||"xeokit.Path"===l||"xeokit.CubicBezierCurve"===l||"xeokit.QuadraticBezierCurve"===l?(this._curves.push(t),this._dirtySubs.push(t.on("dirty",o)),this._destroyedSubs.push(t.once("destroyed",n))):this.error("Component "+_inQuotes(t.id)+" is not a xeokit.SplineCurve, xeokit.Path or xeokit.QuadraticBezierCurve")}this._dirty=!0}get curves(){return this._curves}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}get length(){var e=this._getCurveLengths();return e[e.length-1]}getPoint(e){for(var t,i=e*this.length,s=this._getCurveLengths(),r=0;r<s.length;){if(s[r]>=i){var o=1-(s[r]-i)/(t=this._curves[r]).length;return t.getPointAt(o)}r++}return null}_getCurveLengths(){if(!this._dirty)return this._cachedLengths;var e,t=[],i=0,s=this._curves.length;for(e=0;e<s;e++)i+=this._curves[e].length,t.push(i);return this._cachedLengths=t,this._dirty=!1,t}_getJSON(){for(var e=[],t=0,i=this._curves.length;t<i;t++)e.push(this._curves[t].id);return{curves:e,t:this._t}}destroy(){var e,t,i;for(super.destroy(),e=0,t=this._curves.length;e<t;e++)(i=this._curves[e]).off(this._dirtySubs[e]),i.off(this._destroyedSubs[e])}}class Yu extends vu{constructor(e,t={}){super(e,t),this.v0=t.v0,this.v1=t.v1,this.v2=t.v2,this.t=t.t}set v0(e){this._v0=e||d.vec3([0,0,0])}get v0(){return this._v0}set v1(e){this._v1=e||d.vec3([0,0,0])}get v1(){return this._v1}set v2(e){this._v2=e||d.vec3([0,0,0])}get v2(){return this._v2}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}getPoint(e){var t=d.vec3();return t[0]=d.b2(e,this._v0[0],this._v1[0],this._v2[0]),t[1]=d.b2(e,this._v0[1],this._v1[1],this._v2[1]),t[2]=d.b2(e,this._v0[2],this._v1[2],this._v2[2]),t}getJSON(){return{v0:this._v0,v1:this._v1,v2:this._v2,t:this._t}}}class Zu extends zc{constructor(e,t={}){super(e,t)}}class qu extends R{constructor(e,t={}){super(e,t),this._skyboxMesh=new Pr(this,{geometry:new ti(this,{primitive:"triangles",positions:[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,-1,1,-1,-1,1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,-1,1,-1,-1,-1,1,-1,-1,1,-1,1,-1,-1,1,1,-1,-1,-1,-1,-1,-1,1,-1,1,1,-1],uv:[.5,.6666,.25,.6666,.25,.3333,.5,.3333,.5,.6666,.5,.3333,.75,.3333,.75,.6666,.5,.6666,.5,1,.25,1,.25,.6666,.25,.6666,0,.6666,0,.3333,.25,.3333,.25,0,.5,0,.5,.3333,.25,.3333,.75,.3333,1,.3333,1,.6666,.75,.6666],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]}),background:!0,scale:[2e3,2e3,2e3],rotation:[0,-90,0],material:new ni(this,{ambient:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],emissive:[1,1,1],emissiveMap:new ro(this,{src:t.src,flipY:!0,wrapS:"clampToEdge",wrapT:"clampToEdge",encoding:t.encoding||"sRGB"}),backfaces:!0}),visible:!1,pickable:!1,clippable:!1,collidable:!1}),this.size=t.size,this.active=t.active}set size(e){this._size=e||1e3,this._skyboxMesh.scale=[this._size,this._size,this._size]}get size(){return this._size}set active(e){this._skyboxMesh.visible=e}get active(){return this._skyboxMesh.visible}}class $u{transcode(e,t,i={}){}destroy(){}}const ed=d.vec4(),td=d.vec4(),id=d.vec3(),sd=d.vec3(),rd=d.vec3(),od=d.vec4(),nd=d.vec4(),ad=d.vec4();class ld{constructor(e){this._scene=e}dollyToCanvasPos(e,t,i){let s=!1;const r=this._scene.camera;if(e){const t=d.subVec3(e,r.eye,id);s=d.lenVec3(t)<i}if("perspective"===r.projection){r.ortho.scale=r.ortho.scale-i;const s=this._unproject(t,od),o=d.subVec3(s,r.eye,ad),n=d.mulVec3Scalar(d.normalizeVec3(o),-i,[]);if(r.eye=[r.eye[0]-n[0],r.eye[1]-n[1],r.eye[2]-n[2]],r.look=[r.look[0]-n[0],r.look[1]-n[1],r.look[2]-n[2]],e){const t=d.subVec3(e,r.eye,id),i=d.lenVec3(t),s=d.mulVec3Scalar(d.normalizeVec3(d.subVec3(r.look,r.eye,sd)),i);r.look=[r.eye[0]+s[0],r.eye[1]+s[1],r.eye[2]+s[2]]}}else if("ortho"===r.projection){const e=this._unproject(t,od);r.ortho.scale=r.ortho.scale-i,r.ortho._update();const s=this._unproject(t,nd),o=d.subVec3(s,e,ad),n=d.mulVec3Scalar(d.normalizeVec3(d.subVec3(r.look,r.eye,id)),-i,sd),a=d.addVec3(o,n,rd);r.eye=[r.eye[0]-a[0],r.eye[1]-a[1],r.eye[2]-a[2]],r.look=[r.look[0]-a[0],r.look[1]-a[1],r.look[2]-a[2]]}return s}_unproject(e,t){const i=this._scene.camera,s=i.project.transposedMatrix,r=s.subarray(8,12),o=s.subarray(12),n=[0,0,-1,1],a=d.dotVec4(n,r)/d.dotVec4(n,o);return i.project.unproject(e,a,ed,td,t),t}destroy(){}}const Ad=d.vec3(),hd=d.vec3(),cd=d.vec3(),ud=d.vec4(),dd=d.vec4(),pd=d.vec4();class fd{constructor(e,t){this._scene=e,this._configs=t,this._pivotWorldPos=d.vec3(),this._cameraOffset=d.vec3(),this._azimuth=0,this._polar=0,this._radius=0,this._pivotPosSet=!1,this._pivoting=!1,this._shown=!1,this._pivotSphereEnabled=!1,this._pivotSphere=null,this._pivotSphereSize=1,this._pivotSphereGeometry=null,this._pivotSphereMaterial=null,this._rtcCenter=d.vec3(),this._rtcPos=d.vec3(),this._pivotViewPos=d.vec4(),this._pivotProjPos=d.vec4(),this._pivotCanvasPos=d.vec2(),this._cameraDirty=!0,this._onViewMatrix=this._scene.camera.on("viewMatrix",(()=>{this._cameraDirty=!0})),this._onProjMatrix=this._scene.camera.on("projMatrix",(()=>{this._cameraDirty=!0})),this._onTick=this._scene.on("tick",(()=>{this.updatePivotElement(),this.updatePivotSphere()}))}createPivotSphere(){const e=this.getPivotPos(),t=d.vec3();d.decomposeMat4(d.inverseMat4(this._scene.viewer.camera.viewMatrix,d.mat4()),t,d.vec4(),d.vec3());const i=d.distVec3(t,e);let s=Math.tan(Math.PI/500)*i*this._pivotSphereSize;"ortho"==this._scene.camera.projection&&(s/=this._scene.camera.ortho.scale/2),Z(e,this._rtcCenter,this._rtcPos),this._pivotSphereGeometry=new lo(this._scene,Er({radius:s})),this._pivotSphere=new Pr(this._scene,{geometry:this._pivotSphereGeometry,material:this._pivotSphereMaterial,pickable:!1,position:this._rtcPos,rtcCenter:this._rtcCenter})}destroyPivotSphere(){this._pivotSphere&&(this._pivotSphere.destroy(),this._pivotSphere=null),this._pivotSphereGeometry&&(this._pivotSphereGeometry.destroy(),this._pivotSphereGeometry=null)}updatePivotElement(){const e=this._scene.camera,t=this._scene.canvas;if(this._pivoting&&this._cameraDirty){d.transformPoint3(e.viewMatrix,this.getPivotPos(),this._pivotViewPos),this._pivotViewPos[3]=1,d.transformPoint4(e.projMatrix,this._pivotViewPos,this._pivotProjPos);const i=t.boundary,s=i[2],r=i[3];this._pivotCanvasPos[0]=Math.floor((1+this._pivotProjPos[0]/this._pivotProjPos[3])*s/2),this._pivotCanvasPos[1]=Math.floor((1-this._pivotProjPos[1]/this._pivotProjPos[3])*r/2);let o=t._lastBoundingClientRect;if(!o||t._canvasSizeChanged){const e=t.canvas;o=t._lastBoundingClientRect=e.getBoundingClientRect()}this._pivotElement&&(this._pivotElement.style.left=Math.floor(o.left+this._pivotCanvasPos[0])-this._pivotElement.clientWidth/2+window.scrollX+"px",this._pivotElement.style.top=Math.floor(o.top+this._pivotCanvasPos[1])-this._pivotElement.clientHeight/2+window.scrollY+"px"),this._cameraDirty=!1}}updatePivotSphere(){this._pivoting&&this._pivotSphere&&(Z(this.getPivotPos(),this._rtcCenter,this._rtcPos),d.compareVec3(this._rtcPos,this._pivotSphere.position)||(this.destroyPivotSphere(),this.createPivotSphere()))}setPivotElement(e){this._pivotElement=e}enablePivotSphere(e={}){this.destroyPivotSphere(),this._pivotSphereEnabled=!0,e.size&&(this._pivotSphereSize=e.size);const t=e.color||[1,0,0];this._pivotSphereMaterial=new ni(this._scene,{emissive:t,ambient:t,specular:[0,0,0],diffuse:[0,0,0]})}disablePivotSphere(){this.destroyPivotSphere(),this._pivotSphereEnabled=!1}startPivot(){if(this._cameraLookingDownwards())return this._pivoting=!1,!1;const e=this._scene.camera;let t=d.lookAtMat4v(e.eye,e.look,e.worldUp);d.transformPoint3(t,this.getPivotPos(),this._cameraOffset);const i=this.getPivotPos();this._cameraOffset[2]+=d.distVec3(e.eye,i),t=d.inverseMat4(t);const s=d.transformVec3(t,this._cameraOffset),r=d.vec3();if(d.subVec3(e.eye,i,r),d.addVec3(r,s),e.zUp){const e=r[1];r[1]=r[2],r[2]=e}this._radius=d.lenVec3(r),this._polar=Math.acos(r[1]/this._radius),this._azimuth=Math.atan2(r[0],r[2]),this._pivoting=!0}_cameraLookingDownwards(){const e=this._scene.camera,t=d.normalizeVec3(d.subVec3(e.look,e.eye,Ad)),i=d.cross3Vec3(t,e.worldUp,hd);return d.sqLenVec3(i)<=1e-4}getPivoting(){return this._pivoting}setPivotPos(e){this._pivotWorldPos.set(e),this._pivotPosSet=!0}setCanvasPivotPos(e){const t=this._scene.camera,i=Math.abs(d.distVec3(this._scene.center,t.eye)),s=t.project.transposedMatrix,r=s.subarray(8,12),o=s.subarray(12),n=[0,0,-1,1],a=d.dotVec4(n,r)/d.dotVec4(n,o),l=ud;t.project.unproject(e,a,dd,pd,l);const A=d.normalizeVec3(d.subVec3(l,t.eye,Ad)),h=d.addVec3(t.eye,d.mulVec3Scalar(A,i,hd),cd);this.setPivotPos(h)}getPivotPos(){return this._pivotPosSet?this._pivotWorldPos:this._scene.camera.look}continuePivot(e,t){if(!this._pivoting)return;if(0===e&&0===t)return;const i=this._scene.camera;var s=-e;const r=-t;1===i.worldUp[2]&&(s=-s),this._azimuth+=.01*-s,this._polar+=.01*r,this._polar=d.clamp(this._polar,.001,Math.PI-.001);const o=[this._radius*Math.sin(this._polar)*Math.sin(this._azimuth),this._radius*Math.cos(this._polar),this._radius*Math.sin(this._polar)*Math.cos(this._azimuth)];if(1===i.worldUp[2]){const e=o[1];o[1]=o[2],o[2]=e}const n=d.lenVec3(d.subVec3(i.look,i.eye,d.vec3())),a=this.getPivotPos();d.addVec3(o,a);let l=d.lookAtMat4v(o,a,i.worldUp);l=d.inverseMat4(l);const A=d.transformVec3(l,this._cameraOffset);l[12]-=A[0],l[13]-=A[1],l[14]-=A[2];const h=[l[8],l[9],l[10]];i.eye=[l[12],l[13],l[14]],d.subVec3(i.eye,d.mulVec3Scalar(h,n),i.look),i.up=[l[4],l[5],l[6]],this.showPivot()}showPivot(){this._shown||(this._pivotElement&&(this.updatePivotElement(),this._pivotElement.style.visibility="visible"),this._pivotSphereEnabled&&(this.destroyPivotSphere(),this.createPivotSphere()),this._shown=!0)}hidePivot(){this._shown&&(this._pivotElement&&(this._pivotElement.style.visibility="hidden"),this._pivotSphereEnabled&&this.destroyPivotSphere(),this._shown=!1)}endPivot(){this._pivoting=!1}destroy(){this.destroyPivotSphere(),this._scene.camera.off(this._onViewMatrix),this._scene.camera.off(this._onProjMatrix),this._scene.off(this._onTick)}}class gd{constructor(e,t){this._scene=e.scene,this._cameraControl=e,this._scene.canvas.canvas.oncontextmenu=function(e){e.preventDefault()},this._configs=t,this.schedulePickEntity=!1,this.schedulePickSurface=!1,this.scheduleSnapOrPick=!1,this.pickCursorPos=d.vec2(),this.picked=!1,this.pickedSurface=!1,this.pickResult=null,this._lastPickedEntityId=null,this._lastHash=null,this._needFireEvents=0}update(){if(!this._configs.pointerEnabled)return;if(!this.schedulePickEntity&&!this.schedulePickSurface)return;const e=`${~~this.pickCursorPos[0]}-${~~this.pickCursorPos[1]}-${this.scheduleSnapOrPick}-${this.schedulePickSurface}-${this.schedulePickEntity}`;if(this._lastHash===e)return;this.picked=!1,this.pickedSurface=!1,this.snappedOrPicked=!1,this.hoveredSnappedOrSurfaceOff=!1;const t=this._cameraControl.hasSubs("hoverSurface");if(this.scheduleSnapOrPick){const e=this._scene.pick({canvasPos:this.pickCursorPos,snapRadius:this._configs.snapRadius,snapToVertex:this._configs.snapToVertex,snapToEdge:this._configs.snapToEdge});e&&(e.snappedToEdge||e.snappedToVertex)?(this.snapPickResult=e,this.snappedOrPicked=!0,this._needFireEvents++):(this.schedulePickSurface=!0,this.snapPickResult=null)}if(this.schedulePickSurface&&this.pickResult&&this.pickResult.worldPos){const e=this.pickResult.canvasPos;if(e[0]===this.pickCursorPos[0]&&e[1]===this.pickCursorPos[1])return this.picked=!0,this.pickedSurface=!0,this._needFireEvents+=t?1:0,this.schedulePickEntity=!1,this.schedulePickSurface=!1,this.scheduleSnapOrPick?this.snappedOrPicked=!0:this.hoveredSnappedOrSurfaceOff=!0,void(this.scheduleSnapOrPick=!1)}if(this.schedulePickEntity&&this.pickResult&&(this.pickResult.canvasPos||this.pickResult.snappedCanvasPos)){const e=this.pickResult.canvasPos||this.pickResult.snappedCanvasPos;if(e[0]===this.pickCursorPos[0]&&e[1]===this.pickCursorPos[1])return this.picked=!0,this.pickedSurface=!1,this.schedulePickEntity=!1,void(this.schedulePickSurface=!1)}this.schedulePickSurface||this.scheduleSnapOrPick&&!this.snapPickResult?(this.pickResult=this._scene.pick({pickSurface:!0,pickSurfaceNormal:!1,canvasPos:this.pickCursorPos}),this.pickResult?(this.picked=!0,this.scheduleSnapOrPick?this.snappedOrPicked=!0:this.pickedSurface=!0,this._needFireEvents++):this.scheduleSnapOrPick&&(this.hoveredSnappedOrSurfaceOff=!0,this._needFireEvents++)):(this.pickResult=this._scene.pick({canvasPos:this.pickCursorPos}),this.pickResult&&(this.picked=!0,this.pickedSurface=!1,this._needFireEvents++)),this.scheduleSnapOrPick=!1,this.schedulePickEntity=!1,this.schedulePickSurface=!1}fireEvents(){if(0!==this._needFireEvents){if(this.hoveredSnappedOrSurfaceOff&&this._cameraControl.fire("hoverSnapOrSurfaceOff",{canvasPos:this.pickCursorPos,pointerPos:this.pickCursorPos},!0),this.snappedOrPicked)if(this.snapPickResult){const e=new ze;e.entity=this.snapPickResult.entity,e.snappedToVertex=this.snapPickResult.snappedToVertex,e.snappedToEdge=this.snapPickResult.snappedToEdge,e.worldPos=this.snapPickResult.worldPos,e.canvasPos=this.pickCursorPos,e.snappedCanvasPos=this.snapPickResult.snappedCanvasPos,this._cameraControl.fire("hoverSnapOrSurface",e,!0),this.snapPickResult=null}else this._cameraControl.fire("hoverSnapOrSurface",this.pickResult,!0);if(this.picked&&this.pickResult&&(this.pickResult.entity||this.pickResult.worldPos)){if(this.pickResult.entity){const e=this.pickResult.entity.id;this._lastPickedEntityId!==e&&(void 0!==this._lastPickedEntityId&&this._cameraControl.fire("hoverOut",{entity:this._scene.objects[this._lastPickedEntityId]},!0),this._cameraControl.fire("hoverEnter",this.pickResult,!0),this._lastPickedEntityId=e)}this._cameraControl.fire("hover",this.pickResult,!0),this.pickResult.worldPos&&(this.pickedSurface=!0,this._cameraControl.fire("hoverSurface",this.pickResult,!0))}else void 0!==this._lastPickedEntityId&&(this._cameraControl.fire("hoverOut",{entity:this._scene.objects[this._lastPickedEntityId]},!0),this._lastPickedEntityId=void 0),this._cameraControl.fire("hoverOff",{canvasPos:this.pickCursorPos},!0);this.pickResult=null,this._needFireEvents=0}}}const md=d.vec2();class _d{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController;let n,a,l,A=0,h=0,c=0,u=0,p=!1;const f=d.vec3();let g=!0;const m=this._scene.canvas.canvas,_=[];function v(e=!0){m.style.cursor="move",A=s.pointerCanvasPos[0],h=s.pointerCanvasPos[1],c=s.pointerCanvasPos[0],u=s.pointerCanvasPos[1],e&&(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickSurface=!0,o.update(),o.picked&&o.pickedSurface&&o.pickResult&&o.pickResult.worldPos?(p=!0,f.set(o.pickResult.worldPos)):p=!1)}document.addEventListener("keydown",this._documentKeyDownHandler=t=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;const s=t.keyCode;_[s]=!0}),document.addEventListener("keyup",this._documentKeyUpHandler=t=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;const s=t.keyCode;_[s]=!1}),m.addEventListener("mousedown",this._mouseDownHandler=t=>{if(i.active&&i.pointerEnabled)switch(t.which){case 1:_[e.input.KEY_SHIFT]||i.planView?(n=!0,v()):(n=!0,v(!1));break;case 2:a=!0,v();break;case 3:l=!0,i.panRightClick&&v()}}),document.addEventListener("mousemove",this._documentMouseMoveHandler=t=>{if(!i.active||!i.pointerEnabled)return;if(!n&&!a&&!l)return;const o=e.canvas.boundary,c=o[2],u=o[3],g=s.pointerCanvasPos[0],m=s.pointerCanvasPos[1],v=_[e.input.KEY_SHIFT]||i.planView||!i.panRightClick&&a||i.panRightClick&&l,b=document.pointerLockElement?t.movementX:g-A,y=document.pointerLockElement?t.movementY:m-h;if(v){const t=e.camera;if("perspective"===t.projection){const i=Math.abs(p?d.lenVec3(d.subVec3(f,e.camera.eye,[])):e.camera.eyeLookDist)*Math.tan(t.perspective.fov/2*Math.PI/180);r.panDeltaX+=1.5*b*i/u,r.panDeltaY+=1.5*y*i/u}else r.panDeltaX+=.5*t.ortho.scale*(b/u),r.panDeltaY+=.5*t.ortho.scale*(y/u)}else!n||a||l||i.planView||(i.firstPerson?(r.rotateDeltaY-=b/c*i.dragRotationRate/2,r.rotateDeltaX+=y/u*(i.dragRotationRate/4)):(r.rotateDeltaY-=b/c*(1.5*i.dragRotationRate),r.rotateDeltaX+=y/u*(1.5*i.dragRotationRate)));A=g,h=m}),m.addEventListener("mousemove",this._canvasMouseMoveHandler=e=>{i.active&&i.pointerEnabled&&s.mouseover&&(g=!0)}),document.addEventListener("mouseup",this._documentMouseUpHandler=e=>{if(i.active&&i.pointerEnabled)switch(e.which){case 1:case 2:case 3:n=!1,a=!1,l=!1}}),m.addEventListener("mouseup",this._mouseUpHandler=e=>{if(i.active&&i.pointerEnabled){if(3===e.which){!function(e,t){if(e){let i=e.target,s=0,r=0,o=0,n=0;for(;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,o+=i.scrollLeft,n+=i.scrollTop,i=i.offsetParent;t[0]=e.pageX+o-s,t[1]=e.pageY+n-r}else e=window.event,t[0]=e.x,t[1]=e.y}(e,md);const i=md[0],s=md[1];Math.abs(i-c)<3&&Math.abs(s-u)<3&&t.cameraControl.fire("rightClick",{pagePos:[Math.round(e.pageX),Math.round(e.pageY)],canvasPos:md,event:e},!0)}m.style.removeProperty("cursor")}}),m.addEventListener("mouseenter",this._mouseEnterHandler=()=>{i.active&&i.pointerEnabled});const b=1/60;let y=null;m.addEventListener("wheel",this._mouseWheelHandler=e=>{if(!(i.active&&i.pointerEnabled&&i.zoomOnMouseWheel))return;const t=performance.now()/1e3;var o=null!==y?t-y:0;y=t,o>.05&&(o=.05),o<b&&(o=b);const n=Math.max(-1,Math.min(1,40*-e.deltaY));if(0===n)return;const a=n/Math.abs(n);r.dollyDelta+=-a*o*i.mouseWheelDollyRate,g&&(s.followPointerDirty=!0,g=!1)},{passive:!0})}reset(){}destroy(){const e=this._scene.canvas.canvas;document.removeEventListener("keydown",this._documentKeyDownHandler),document.removeEventListener("keyup",this._documentKeyUpHandler),e.removeEventListener("mousedown",this._mouseDownHandler),document.removeEventListener("mousemove",this._documentMouseMoveHandler),e.removeEventListener("mousemove",this._canvasMouseMoveHandler),document.removeEventListener("mouseup",this._documentMouseUpHandler),e.removeEventListener("mouseup",this._mouseUpHandler),e.removeEventListener("mouseenter",this._mouseEnterHandler),e.removeEventListener("wheel",this._mouseWheelHandler)}}const vd=d.vec3(),bd=d.vec3(),yd=d.vec3(),xd=d.vec3(),Bd=d.vec3(),wd={eye:d.vec3(),look:d.vec3(),up:d.vec3()};class Pd{constructor(e,t,i,s){this._scene=e;const r=t.cameraControl,o=e.camera;this._onSceneKeyDown=e.input.on("keydown",(()=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;if(i.keyboardEnabledOnlyIfMouseover&&!s.mouseover)return;const n=r._isKeyDownForAction(r.AXIS_VIEW_RIGHT),a=r._isKeyDownForAction(r.AXIS_VIEW_BACK),l=r._isKeyDownForAction(r.AXIS_VIEW_LEFT),A=r._isKeyDownForAction(r.AXIS_VIEW_FRONT),h=r._isKeyDownForAction(r.AXIS_VIEW_TOP),c=r._isKeyDownForAction(r.AXIS_VIEW_BOTTOM);if(!(n||a||l||A||h||c))return;const u=e.aabb,p=d.getAABB3Diag(u);d.getAABB3Center(u,vd);const f=Math.abs(p/Math.tan(t.cameraFlight.fitFOV*d.DEGTORAD)),g=1.1*p;wd.orthoScale=g,n?(wd.eye.set(d.addVec3(vd,d.mulVec3Scalar(o.worldRight,f,bd),Bd)),wd.look.set(vd),wd.up.set(o.worldUp)):a?(wd.eye.set(d.addVec3(vd,d.mulVec3Scalar(o.worldForward,f,bd),Bd)),wd.look.set(vd),wd.up.set(o.worldUp)):l?(wd.eye.set(d.addVec3(vd,d.mulVec3Scalar(o.worldRight,-f,bd),Bd)),wd.look.set(vd),wd.up.set(o.worldUp)):A?(wd.eye.set(d.addVec3(vd,d.mulVec3Scalar(o.worldForward,-f,bd),Bd)),wd.look.set(vd),wd.up.set(o.worldUp)):h?(wd.eye.set(d.addVec3(vd,d.mulVec3Scalar(o.worldUp,f,bd),Bd)),wd.look.set(vd),wd.up.set(d.normalizeVec3(d.mulVec3Scalar(o.worldForward,1,yd),xd))):c&&(wd.eye.set(d.addVec3(vd,d.mulVec3Scalar(o.worldUp,-f,bd),Bd)),wd.look.set(vd),wd.up.set(d.normalizeVec3(d.mulVec3Scalar(o.worldForward,-1,yd)))),!i.firstPerson&&i.followPointer&&t.pivotController.setPivotPos(vd),t.cameraFlight.duration>0?t.cameraFlight.flyTo(wd,(()=>{t.pivotController.getPivoting()&&i.followPointer&&t.pivotController.showPivot()})):(t.cameraFlight.jumpTo(wd),t.pivotController.getPivoting()&&i.followPointer&&t.pivotController.showPivot())}))}reset(){}destroy(){this._scene.input.off(this._onSceneKeyDown)}}class Cd{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController,n=t.pivotController,a=t.cameraControl;this._clicks=0,this._timeout=null,this._lastPickedEntityId=null;let l=!1,A=!1;const h=this._scene.canvas.canvas,c=i=>{let s;i&&i.worldPos&&(s=i.worldPos);const r=i&&i.entity?i.entity.aabb:e.aabb;if(s){const i=e.camera;d.subVec3(i.eye,i.look,[]),t.cameraFlight.flyTo({aabb:r})}else t.cameraFlight.flyTo({aabb:r})},u=e.tickify(this._canvasMouseMoveHandler=t=>{if(!i.active||!i.pointerEnabled)return;if(l||A)return;if(a.hasSubs("rayMove")){const t=d.vec3(),i=d.vec3();d.canvasPosToWorldRay(e.canvas.canvas,e.camera.viewMatrix,e.camera.projMatrix,e.camera.projection,s.pointerCanvasPos,t,i),a.fire("rayMove",{canvasPos:s.pointerCanvasPos,ray:{origin:t,direction:i,canvasPos:s.pointerCanvasPos}},!0)}const r=a.hasSubs("hover"),n=a.hasSubs("hoverEnter"),h=a.hasSubs("hoverOut"),c=a.hasSubs("hoverOff"),u=a.hasSubs("hoverSurface"),p=a.hasSubs("hoverSnapOrSurface");if(r||n||h||c||u||p)if(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=!0,o.schedulePickSurface=u,o.scheduleSnapOrPick=p,o.update(),o.pickResult){if(o.pickResult.entity){const t=o.pickResult.entity.id;this._lastPickedEntityId!==t&&(void 0!==this._lastPickedEntityId&&a.fire("hoverOut",{entity:e.objects[this._lastPickedEntityId]},!0),a.fire("hoverEnter",o.pickResult,!0),this._lastPickedEntityId=t)}a.fire("hover",o.pickResult,!0),(o.pickResult.worldPos||o.pickResult.snappedWorldPos)&&a.fire("hoverSurface",o.pickResult,!0)}else void 0!==this._lastPickedEntityId&&(a.fire("hoverOut",{entity:e.objects[this._lastPickedEntityId]},!0),this._lastPickedEntityId=void 0),a.fire("hoverOff",{canvasPos:o.pickCursorPos},!0)});h.addEventListener("mousemove",u),h.addEventListener("mousedown",this._canvasMouseDownHandler=t=>{1===t.which&&(l=!0),3===t.which&&(A=!0);if(1===t.which&&i.active&&i.pointerEnabled&&(s.mouseDownClientX=t.clientX,s.mouseDownClientY=t.clientY,s.mouseDownCursorX=s.pointerCanvasPos[0],s.mouseDownCursorY=s.pointerCanvasPos[1],!i.firstPerson&&i.followPointer&&(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickSurface=!0,o.update(),1===t.which))){const t=o.pickResult;t&&t.worldPos?(n.setPivotPos(t.worldPos),n.startPivot()):(i.smartPivot?n.setCanvasPivotPos(s.pointerCanvasPos):n.setPivotPos(e.camera.look),n.startPivot())}}),document.addEventListener("mouseup",this._documentMouseUpHandler=e=>{1===e.which&&(l=!1),3===e.which&&(A=!1),n.getPivoting()&&n.endPivot()}),h.addEventListener("mouseup",this._canvasMouseUpHandler=r=>{if(!i.active||!i.pointerEnabled)return;if(!(1===r.which))return;if(n.hidePivot(),Math.abs(r.clientX-s.mouseDownClientX)>3||Math.abs(r.clientY-s.mouseDownClientY)>3)return;const l=a.hasSubs("picked"),A=a.hasSubs("pickedNothing"),h=a.hasSubs("pickedSurface"),u=a.hasSubs("doublePicked"),p=a.hasSubs("doublePickedSurface"),f=a.hasSubs("doublePickedNothing");if(!(i.doublePickFlyTo||u||p||f))return(l||A||h)&&(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=!0,o.schedulePickSurface=h,o.update(),o.pickResult?(a.fire("picked",o.pickResult,!0),o.pickedSurface&&a.fire("pickedSurface",o.pickResult,!0)):a.fire("pickedNothing",{canvasPos:s.pointerCanvasPos},!0)),void(this._clicks=0);if(this._clicks++,1===this._clicks){o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=i.doublePickFlyTo,o.schedulePickSurface=h,o.update();const e=o.pickResult,r=o.pickedSurface;this._timeout=setTimeout((()=>{e&&e.worldPos?(a.fire("picked",e,!0),r&&(a.fire("pickedSurface",e,!0),!i.firstPerson&&i.followPointer&&(t.pivotController.setPivotPos(e.worldPos),t.pivotController.startPivot()&&t.pivotController.showPivot()))):a.fire("pickedNothing",{canvasPos:s.pointerCanvasPos},!0),this._clicks=0}),i.doubleClickTimeFrame)}else{if(null!==this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null),o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=i.doublePickFlyTo||u||p,o.schedulePickSurface=o.schedulePickEntity&&p,o.update(),o.pickResult){if(a.fire("doublePicked",o.pickResult,!0),o.pickedSurface&&a.fire("doublePickedSurface",o.pickResult,!0),i.doublePickFlyTo&&(c(o.pickResult),!i.firstPerson&&i.followPointer)){const e=o.pickResult.entity.aabb,i=d.getAABB3Center(e);t.pivotController.setPivotPos(i),t.pivotController.startPivot()&&t.pivotController.showPivot()}}else if(a.fire("doublePickedNothing",{canvasPos:s.pointerCanvasPos},!0),i.doublePickFlyTo&&(c(),!i.firstPerson&&i.followPointer)){const i=e.aabb,s=d.getAABB3Center(i);t.pivotController.setPivotPos(s),t.pivotController.startPivot()&&t.pivotController.showPivot()}this._clicks=0}},!1)}reset(){this._clicks=0,this._lastPickedEntityId=null,this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null)}destroy(){const e=this._scene.canvas.canvas;e.removeEventListener("mousemove",this._canvasMouseMoveHandler),e.removeEventListener("mousedown",this._canvasMouseDownHandler),document.removeEventListener("mouseup",this._documentMouseUpHandler),e.removeEventListener("mouseup",this._canvasMouseUpHandler),this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null)}}class Md{constructor(e,t,i,s,r){this._scene=e;const o=e.input,n=[],a=e.canvas.canvas;let l=!0;this._onSceneMouseMove=o.on("mousemove",(()=>{l=!0})),this._onSceneKeyDown=o.on("keydown",(t=>{i.active&&i.pointerEnabled&&e.input.keyboardEnabled&&(i.keyboardEnabledOnlyIfMouseover&&!s.mouseover||(n[t]=!0,t===o.KEY_SHIFT&&(a.style.cursor="move")))})),this._onSceneKeyUp=o.on("keyup",(s=>{i.active&&i.pointerEnabled&&e.input.keyboardEnabled&&(n[s]=!1,s===o.KEY_SHIFT&&(a.style.cursor=null),t.pivotController.getPivoting()&&t.pivotController.endPivot())})),this._onTick=e.on("tick",(a=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;if(i.keyboardEnabledOnlyIfMouseover&&!s.mouseover)return;const A=t.cameraControl,h=a.deltaTime/1e3;if(!i.planView){const e=A._isKeyDownForAction(A.ROTATE_Y_POS,n),s=A._isKeyDownForAction(A.ROTATE_Y_NEG,n),o=A._isKeyDownForAction(A.ROTATE_X_POS,n),a=A._isKeyDownForAction(A.ROTATE_X_NEG,n),l=h*i.keyboardRotationRate;(e||s||o||a)&&(!i.firstPerson&&i.followPointer&&t.pivotController.startPivot(),e?r.rotateDeltaY+=l:s&&(r.rotateDeltaY-=l),o?r.rotateDeltaX+=l:a&&(r.rotateDeltaX-=l),!i.firstPerson&&i.followPointer&&t.pivotController.startPivot())}if(!n[o.KEY_CTRL]&&!n[o.KEY_ALT]){const e=A._isKeyDownForAction(A.DOLLY_BACKWARDS,n),o=A._isKeyDownForAction(A.DOLLY_FORWARDS,n);if(e||o){const n=h*i.keyboardDollyRate;!i.firstPerson&&i.followPointer&&t.pivotController.startPivot(),o?r.dollyDelta-=n:e&&(r.dollyDelta+=n),l&&(s.followPointerDirty=!0,l=!1)}}const c=A._isKeyDownForAction(A.PAN_FORWARDS,n),u=A._isKeyDownForAction(A.PAN_BACKWARDS,n),d=A._isKeyDownForAction(A.PAN_LEFT,n),p=A._isKeyDownForAction(A.PAN_RIGHT,n),f=A._isKeyDownForAction(A.PAN_UP,n),g=A._isKeyDownForAction(A.PAN_DOWN,n),m=(n[o.KEY_ALT]?.3:1)*h*i.keyboardPanRate;(c||u||d||p||f||g)&&(!i.firstPerson&&i.followPointer&&t.pivotController.startPivot(),g?r.panDeltaY+=m:f&&(r.panDeltaY+=-m),p?r.panDeltaX+=-m:d&&(r.panDeltaX+=m),u?r.panDeltaZ+=m:c&&(r.panDeltaZ+=-m))}))}reset(){}destroy(){this._scene.off(this._onTick),this._scene.input.off(this._onSceneMouseMove),this._scene.input.off(this._onSceneKeyDown),this._scene.input.off(this._onSceneKeyUp)}}const Ed=d.vec3();class Fd{constructor(e,t,i,s,r){this._scene=e;const o=e.camera,n=t.pickController,a=t.pivotController,l=t.panController;let A=1,h=1,c=null;this._onTick=e.on("tick",(()=>{if(!i.active||!i.pointerEnabled)return;let t="default";if(Math.abs(r.dollyDelta)<.001&&(r.dollyDelta=0),Math.abs(r.rotateDeltaX)<.001&&(r.rotateDeltaX=0),Math.abs(r.rotateDeltaY)<.001&&(r.rotateDeltaY=0),0===r.rotateDeltaX&&0===r.rotateDeltaY||(r.dollyDelta=0),i.followPointer){if(--A<=0&&(A=1,0!==r.dollyDelta)){if(0===r.rotateDeltaY&&0===r.rotateDeltaX&&i.followPointer&&s.followPointerDirty&&(n.pickCursorPos=s.pointerCanvasPos,n.schedulePickSurface=!0,n.update(),n.pickResult&&n.pickResult.worldPos?c=n.pickResult.worldPos:(h=1,c=null),s.followPointerDirty=!1),c){const t=Math.abs(d.lenVec3(d.subVec3(c,e.camera.eye,Ed)));h=t/i.dollyProximityThreshold}h<i.dollyMinSpeed&&(h=i.dollyMinSpeed)}}else h=1,c=null;const u=r.dollyDelta*h;if(0===r.rotateDeltaY&&0===r.rotateDeltaX||(!i.firstPerson&&i.followPointer&&a.getPivoting()?(a.continuePivot(r.rotateDeltaY,r.rotateDeltaX),a.showPivot()):(0!==r.rotateDeltaX&&(i.firstPerson?o.pitch(-r.rotateDeltaX):o.orbitPitch(r.rotateDeltaX)),0!==r.rotateDeltaY&&(i.firstPerson?o.yaw(r.rotateDeltaY):o.orbitYaw(r.rotateDeltaY))),r.rotateDeltaX*=i.rotationInertia,r.rotateDeltaY*=i.rotationInertia,t="grabbing"),Math.abs(r.panDeltaX)<.001&&(r.panDeltaX=0),Math.abs(r.panDeltaY)<.001&&(r.panDeltaY=0),Math.abs(r.panDeltaZ)<.001&&(r.panDeltaZ=0),0!==r.panDeltaX||0!==r.panDeltaY||0!==r.panDeltaZ){const e=d.vec3();let s,n;if(e[0]=r.panDeltaX,e[1]=r.panDeltaY,e[2]=r.panDeltaZ,i.constrainVertical){o.xUp?(s=o.eye[0],n=o.look[0]):o.yUp?(s=o.eye[1],n=o.look[1]):o.zUp&&(s=o.eye[2],n=o.look[2]),o.pan(e);const t=o.eye,i=o.look;o.xUp?(t[0]=s,i[0]=n):o.yUp?(t[1]=s,i[1]=n):o.zUp&&(t[2]=s,i[2]=n),o.eye=t,o.look=i}else o.pan(e);t="grabbing"}if(r.panDeltaX*=i.panInertia,r.panDeltaY*=i.panInertia,r.panDeltaZ*=i.panInertia,0!==u){if(t=u<0?"zoom-in":"zoom-out",i.firstPerson){let e,t;if(i.constrainVertical&&(o.xUp?(e=o.eye[0],t=o.look[0]):o.yUp?(e=o.eye[1],t=o.look[1]):o.zUp&&(e=o.eye[2],t=o.look[2])),i.followPointer){l.dollyToCanvasPos(c,s.pointerCanvasPos,-u)&&(s.followPointerDirty=!0)}else o.pan([0,0,u]),o.ortho.scale=o.ortho.scale-u;if(i.constrainVertical){const i=o.eye,s=o.look;o.xUp?(i[0]=e,s[0]=t):o.yUp?(i[1]=e,s[1]=t):o.zUp&&(i[2]=e,s[2]=t),o.eye=i,o.look=s}}else if(i.planView)if(i.followPointer){l.dollyToCanvasPos(c,s.pointerCanvasPos,-u)&&(s.followPointerDirty=!0)}else o.ortho.scale=o.ortho.scale+u,o.zoom(u);else if(i.followPointer){l.dollyToCanvasPos(c,s.pointerCanvasPos,-u)&&(s.followPointerDirty=!0)}else o.ortho.scale=o.ortho.scale+u,o.zoom(u);r.dollyDelta*=i.dollyInertia}n.fireEvents(),document.body.style.cursor=t}))}destroy(){this._scene.off(this._onTick)}}class Id{constructor(e,t,i,s,r){this._scene=e;const o=this._scene.canvas.canvas;o.addEventListener("mouseenter",this._mouseEnterHandler=()=>{s.mouseover=!0}),o.addEventListener("mouseleave",this._mouseLeaveHandler=()=>{s.mouseover=!1,o.style.cursor=null}),document.addEventListener("mousemove",this._mouseMoveHandler=e=>{Dd(e,o,s.pointerCanvasPos)}),o.addEventListener("mousedown",this._mouseDownHandler=e=>{i.active&&i.pointerEnabled&&(Dd(e,o,s.pointerCanvasPos),s.mouseover=!0)}),o.addEventListener("mouseup",this._mouseUpHandler=e=>{i.active&&i.pointerEnabled})}reset(){}destroy(){const e=this._scene.canvas.canvas;document.removeEventListener("mousemove",this._mouseMoveHandler),e.removeEventListener("mouseenter",this._mouseEnterHandler),e.removeEventListener("mouseleave",this._mouseLeaveHandler),e.removeEventListener("mousedown",this._mouseDownHandler),e.removeEventListener("mouseup",this._mouseUpHandler)}}function Dd(e,t,i){if(e){const{left:s,top:r}=t.getBoundingClientRect();i[0]=e.clientX-s,i[1]=e.clientY-r}else e=window.event,i[0]=e.x,i[1]=e.y;return i}const Sd=function(e,t){if(e){let i=e.target,s=0,r=0;for(;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t};class Td{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController,n=t.pivotController,a=d.vec2(),l=d.vec2(),A=d.vec2(),h=d.vec2(),c=[],u=this._scene.canvas.canvas;let p=0,f=!1;this._onTick=e.on("tick",(()=>{f=!1})),u.addEventListener("touchstart",this._canvasTouchStartHandler=t=>{if(!i.active||!i.pointerEnabled)return;t.preventDefault();const r=t.touches,l=t.changedTouches;for(s.touchStartTime=Date.now(),1===r.length&&1===l.length&&(Sd(r[0],a),i.followPointer&&(o.pickCursorPos=a,o.schedulePickSurface=!0,o.update(),i.planView||(o.picked&&o.pickedSurface&&o.pickResult&&o.pickResult.worldPos?(n.setPivotPos(o.pickResult.worldPos),!i.firstPerson&&n.startPivot()&&n.showPivot()):(i.smartPivot?n.setCanvasPivotPos(s.pointerCanvasPos):n.setPivotPos(e.camera.look),!i.firstPerson&&n.startPivot()&&n.showPivot()))));c.length<r.length;)c.push(d.vec2());for(let e=0,t=r.length;e<t;++e)Sd(r[e],c[e]);p=r.length}),u.addEventListener("touchend",this._canvasTouchEndHandler=()=>{n.getPivoting()&&n.endPivot()}),u.addEventListener("touchmove",this._canvasTouchMoveHandler=t=>{if(!i.active||!i.pointerEnabled)return;if(t.stopPropagation(),t.preventDefault(),f)return;f=!0;const n=e.canvas.boundary,a=n[2],u=n[3],g=t.touches;if(t.touches.length===p){if(1===p){Sd(g[0],l),d.subVec2(l,c[0],h);const t=h[0],o=h[1];if(null!==s.longTouchTimeout&&(Math.abs(t)>i.longTapRadius||Math.abs(o)>i.longTapRadius)&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null),i.planView){const s=e.camera;if("perspective"===s.projection){const n=Math.abs(e.camera.eyeLookDist)*Math.tan(s.perspective.fov/2*Math.PI/180);r.panDeltaX+=t*n/u*i.touchPanRate,r.panDeltaY+=o*n/u*i.touchPanRate}else r.panDeltaX+=.5*s.ortho.scale*(t/u)*i.touchPanRate,r.panDeltaY+=.5*s.ortho.scale*(o/u)*i.touchPanRate}else r.rotateDeltaY-=t/a*(1*i.dragRotationRate),r.rotateDeltaX+=o/u*(1.5*i.dragRotationRate)}else if(2===p){const t=g[0],n=g[1];Sd(t,l),Sd(n,A);const a=d.geometricMeanVec2(c[0],c[1]),h=d.geometricMeanVec2(l,A),p=d.vec2();d.subVec2(a,h,p);const f=p[0],m=p[1],_=e.camera,v=d.distVec2([t.pageX,t.pageY],[n.pageX,n.pageY]),b=(d.distVec2(c[0],c[1])-v)*i.touchDollyRate;if(r.dollyDelta=b,Math.abs(b)<1)if("perspective"===_.projection){const t=o.pickResult?o.pickResult.worldPos:e.center,s=Math.abs(d.lenVec3(d.subVec3(t,e.camera.eye,[])))*Math.tan(_.perspective.fov/2*Math.PI/180);r.panDeltaX-=f*s/u*i.touchPanRate,r.panDeltaY-=m*s/u*i.touchPanRate}else r.panDeltaX-=.5*_.ortho.scale*(f/u)*i.touchPanRate,r.panDeltaY-=.5*_.ortho.scale*(m/u)*i.touchPanRate;s.pointerCanvasPos=h}for(let e=0;e<p;++e)Sd(g[e],c[e])}})}reset(){}destroy(){const e=this._scene.canvas.canvas;e.removeEventListener("touchstart",this._canvasTouchStartHandler),e.removeEventListener("touchend",this._canvasTouchEndHandler),e.removeEventListener("touchmove",this._canvasTouchMoveHandler),this._scene.off(this._onTick)}}const Rd=function(e,t){if(e){let i=e.target,s=0,r=0;for(;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t};class Ld{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController,n=t.cameraControl;let a;const l=[],A=new Float32Array(2);let h=-1,c=-1;const u=this._scene.canvas.canvas,p=i=>{let s;i&&i.worldPos&&(s=i.worldPos);const r=i?i.entity.aabb:e.aabb;if(s){const i=e.camera;d.subVec3(i.eye,i.look,[]),t.cameraFlight.flyTo({aabb:r})}else t.cameraFlight.flyTo({aabb:r})};u.addEventListener("touchstart",this._canvasTouchStartHandler=e=>{if(!i.active||!i.pointerEnabled)return;null!==s.longTouchTimeout&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null);const r=e.touches,o=e.changedTouches;if(a=Date.now(),1===r.length&&1===o.length){h=a,Rd(r[0],A);const o=A[0],n=A[1],l=r[0].pageX,c=r[0].pageY;s.longTouchTimeout=setTimeout((()=>{t.cameraControl.fire("rightClick",{pagePos:[Math.round(l),Math.round(c)],canvasPos:[Math.round(o),Math.round(n)],event:e},!0),s.longTouchTimeout=null}),i.longTapTimeout)}else h=-1;for(;l.length<r.length;)l.push(new Float32Array(2));for(let e=0,t=r.length;e<t;++e)Rd(r[e],l[e]);l.length=r.length},{passive:!0}),u.addEventListener("touchend",this._canvasTouchEndHandler=e=>{if(!i.active||!i.pointerEnabled)return;const t=Date.now(),r=e.touches,a=e.changedTouches,u=n.hasSubs("pickedSurface");null!==s.longTouchTimeout&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null),0===r.length&&1===a.length&&h>-1&&t-h<150&&(c>-1&&h-c<325?(Rd(a[0],o.pickCursorPos),o.schedulePickEntity=!0,o.schedulePickSurface=u,o.update(),o.pickResult?(o.pickResult.touchInput=!0,n.fire("doublePicked",o.pickResult),o.pickedSurface&&n.fire("doublePickedSurface",o.pickResult),i.doublePickFlyTo&&p(o.pickResult)):(n.fire("doublePickedNothing"),i.doublePickFlyTo&&p()),c=-1):d.distVec2(l[0],A)<4&&(Rd(a[0],o.pickCursorPos),o.schedulePickEntity=!0,o.schedulePickSurface=u,o.update(),o.pickResult?(o.pickResult.touchInput=!0,n.fire("picked",o.pickResult),o.pickedSurface&&n.fire("pickedSurface",o.pickResult)):n.fire("pickedNothing"),c=t),h=-1),l.length=r.length;for(let e=0,t=r.length;e<t;++e)l[e][0]=r[e].pageX,l[e][1]=r[e].pageY},{passive:!0})}reset(){}destroy(){const e=this._scene.canvas.canvas;e.removeEventListener("touchstart",this._canvasTouchStartHandler),e.removeEventListener("touchend",this._canvasTouchEndHandler)}}class Ud extends R{constructor(e,t={}){super(e,t),this.PAN_LEFT=0,this.PAN_RIGHT=1,this.PAN_UP=2,this.PAN_DOWN=3,this.PAN_FORWARDS=4,this.PAN_BACKWARDS=5,this.ROTATE_X_POS=6,this.ROTATE_X_NEG=7,this.ROTATE_Y_POS=8,this.ROTATE_Y_NEG=9,this.DOLLY_FORWARDS=10,this.DOLLY_BACKWARDS=11,this.AXIS_VIEW_RIGHT=12,this.AXIS_VIEW_BACK=13,this.AXIS_VIEW_LEFT=14,this.AXIS_VIEW_FRONT=15,this.AXIS_VIEW_TOP=16,this.AXIS_VIEW_BOTTOM=17,this._keyMap={},this.scene.canvas.canvas.oncontextmenu=e=>{e.preventDefault()},this._configs={longTapTimeout:600,longTapRadius:5,active:!0,keyboardLayout:"qwerty",navMode:"orbit",planView:!1,firstPerson:!1,followPointer:!0,doublePickFlyTo:!0,panRightClick:!0,showPivot:!1,pointerEnabled:!0,constrainVertical:!1,smartPivot:!1,doubleClickTimeFrame:250,zoomOnMouseWheel:!0,snapToVertex:true,snapToEdge:true,snapRadius:30,keyboardEnabledOnlyIfMouseover:!0,dragRotationRate:360,keyboardRotationRate:90,rotationInertia:0,keyboardPanRate:1,touchPanRate:1,panInertia:.5,keyboardDollyRate:10,mouseWheelDollyRate:100,touchDollyRate:.2,dollyInertia:0,dollyProximityThreshold:30,dollyMinSpeed:.04},this._states={pointerCanvasPos:d.vec2(),mouseover:!1,followPointerDirty:!0,mouseDownClientX:0,mouseDownClientY:0,mouseDownCursorX:0,mouseDownCursorY:0,touchStartTime:null,activeTouches:[],tapStartPos:d.vec2(),tapStartTime:-1,lastTapTime:-1,longTouchTimeout:null},this._updates={rotateDeltaX:0,rotateDeltaY:0,panDeltaX:0,panDeltaY:0,panDeltaZ:0,dollyDelta:0};const i=this.scene;this._controllers={cameraControl:this,pickController:new gd(this,this._configs),pivotController:new fd(i,this._configs),panController:new ld(i),cameraFlight:new Eu(this,{duration:.5})},this._handlers=[new Id(this.scene,this._controllers,this._configs,this._states,this._updates),new Td(this.scene,this._controllers,this._configs,this._states,this._updates),new _d(this.scene,this._controllers,this._configs,this._states,this._updates),new Pd(this.scene,this._controllers,this._configs,this._states,this._updates),new Cd(this.scene,this._controllers,this._configs,this._states,this._updates),new Ld(this.scene,this._controllers,this._configs,this._states,this._updates),new Md(this.scene,this._controllers,this._configs,this._states,this._updates)],this._cameraUpdater=new Fd(this.scene,this._controllers,this._configs,this._states,this._updates),this.navMode=t.navMode,t.planView&&(this.planView=t.planView),this.constrainVertical=t.constrainVertical,t.keyboardLayout?this.keyboardLayout=t.keyboardLayout:this.keyMap=t.keyMap,this.doublePickFlyTo=t.doublePickFlyTo,this.panRightClick=t.panRightClick,this.active=t.active,this.followPointer=t.followPointer,this.rotationInertia=t.rotationInertia,this.keyboardPanRate=t.keyboardPanRate,this.touchPanRate=t.touchPanRate,this.keyboardRotationRate=t.keyboardRotationRate,this.dragRotationRate=t.dragRotationRate,this.touchDollyRate=t.touchDollyRate,this.dollyInertia=t.dollyInertia,this.dollyProximityThreshold=t.dollyProximityThreshold,this.dollyMinSpeed=t.dollyMinSpeed,this.panInertia=t.panInertia,this.pointerEnabled=!0,this.keyboardDollyRate=t.keyboardDollyRate,this.mouseWheelDollyRate=t.mouseWheelDollyRate}set keyMap(e){if(e=e||"qwerty",y.isString(e)){const t=this.scene.input,i={};switch(e){default:this.error("Unsupported value for 'keyMap': "+e+" defaulting to 'qwerty'");case"qwerty":i[this.PAN_LEFT]=[t.KEY_A],i[this.PAN_RIGHT]=[t.KEY_D],i[this.PAN_UP]=[t.KEY_Z],i[this.PAN_DOWN]=[t.KEY_X],i[this.PAN_BACKWARDS]=[],i[this.PAN_FORWARDS]=[],i[this.DOLLY_FORWARDS]=[t.KEY_W,t.KEY_ADD],i[this.DOLLY_BACKWARDS]=[t.KEY_S,t.KEY_SUBTRACT],i[this.ROTATE_X_POS]=[t.KEY_DOWN_ARROW],i[this.ROTATE_X_NEG]=[t.KEY_UP_ARROW],i[this.ROTATE_Y_POS]=[t.KEY_Q,t.KEY_LEFT_ARROW],i[this.ROTATE_Y_NEG]=[t.KEY_E,t.KEY_RIGHT_ARROW],i[this.AXIS_VIEW_RIGHT]=[t.KEY_NUM_1],i[this.AXIS_VIEW_BACK]=[t.KEY_NUM_2],i[this.AXIS_VIEW_LEFT]=[t.KEY_NUM_3],i[this.AXIS_VIEW_FRONT]=[t.KEY_NUM_4],i[this.AXIS_VIEW_TOP]=[t.KEY_NUM_5],i[this.AXIS_VIEW_BOTTOM]=[t.KEY_NUM_6];break;case"azerty":i[this.PAN_LEFT]=[t.KEY_Q],i[this.PAN_RIGHT]=[t.KEY_D],i[this.PAN_UP]=[t.KEY_W],i[this.PAN_DOWN]=[t.KEY_X],i[this.PAN_BACKWARDS]=[],i[this.PAN_FORWARDS]=[],i[this.DOLLY_FORWARDS]=[t.KEY_Z,t.KEY_ADD],i[this.DOLLY_BACKWARDS]=[t.KEY_S,t.KEY_SUBTRACT],i[this.ROTATE_X_POS]=[t.KEY_DOWN_ARROW],i[this.ROTATE_X_NEG]=[t.KEY_UP_ARROW],i[this.ROTATE_Y_POS]=[t.KEY_A,t.KEY_LEFT_ARROW],i[this.ROTATE_Y_NEG]=[t.KEY_E,t.KEY_RIGHT_ARROW],i[this.AXIS_VIEW_RIGHT]=[t.KEY_NUM_1],i[this.AXIS_VIEW_BACK]=[t.KEY_NUM_2],i[this.AXIS_VIEW_LEFT]=[t.KEY_NUM_3],i[this.AXIS_VIEW_FRONT]=[t.KEY_NUM_4],i[this.AXIS_VIEW_TOP]=[t.KEY_NUM_5],i[this.AXIS_VIEW_BOTTOM]=[t.KEY_NUM_6]}this._keyMap=i}else{const t=e;this._keyMap=t}}get keyMap(){return this._keyMap}_isKeyDownForAction(e,t){const i=this._keyMap[e];if(!i)return!1;t||(t=this.scene.input.keyDown);for(let e=0,s=i.length;e<s;e++){if(t[i[e]])return!0}return!1}set pivotElement(e){this._controllers.pivotController.setPivotElement(e)}set active(e){e=!1!==e,this._configs.active=e,this._handlers[1]._active=e,this._handlers[5]._active=e}get active(){return this._configs.active}set snapToVertex(e){this._configs.snapToVertex=!!e}get snapToVertex(){return this._configs.snapToVertex}set snapToEdge(e){this._configs.snapToEdge=!!e}get snapToEdge(){return this._configs.snapToEdge}set snapRadius(e){e=e||30,this._configs.snapRadius=e}get snapRadius(){return this._configs.snapRadius}set keyboardEnabledOnlyIfMouseover(e){this._configs.keyboardEnabledOnlyIfMouseover=!!e}get keyboardEnabledOnlyIfMouseover(){return this._configs.keyboardEnabledOnlyIfMouseover}set navMode(e){"firstPerson"!==(e=e||"orbit")&&"orbit"!==e&&"planView"!==e&&(this.error("Unsupported value for navMode: "+e+" - supported values are 'orbit', 'firstPerson' and 'planView' - defaulting to 'orbit'"),e="orbit"),this._configs.firstPerson="firstPerson"===e,this._configs.planView="planView"===e,(this._configs.firstPerson||this._configs.planView)&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot()),this._configs.navMode=e}get navMode(){return this._configs.navMode}set pointerEnabled(e){this._reset(),this._configs.pointerEnabled=!!e}_reset(){for(let e=0,t=this._handlers.length;e<t;e++){const t=this._handlers[e];t.reset&&t.reset()}this._updates.panDeltaX=0,this._updates.panDeltaY=0,this._updates.rotateDeltaX=0,this._updates.rotateDeltaY=0,this._updates.dolyDelta=0}get pointerEnabled(){return this._configs.pointerEnabled}set followPointer(e){this._configs.followPointer=!1!==e}get followPointer(){return this._configs.followPointer}set pivotPos(e){this._controllers.pivotController.setPivotPos(e)}get pivotPos(){return this._controllers.pivotController.getPivotPos()}set dollyToPointer(e){this.warn("dollyToPointer property is deprecated - replaced with followPointer"),this.followPointer=e}get dollyToPointer(){return this.warn("dollyToPointer property is deprecated - replaced with followPointer"),this.followPointer}set panToPointer(e){this.warn("panToPointer property is deprecated - replaced with followPointer")}get panToPointer(){return this.warn("panToPointer property is deprecated - replaced with followPointer"),!1}set planView(e){this._configs.planView=!!e,this._configs.firstPerson=!1,this._configs.planView&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot()),this.warn("planView property is deprecated - replaced with navMode")}get planView(){return this.warn("planView property is deprecated - replaced with navMode"),this._configs.planView}set firstPerson(e){this.warn("firstPerson property is deprecated - replaced with navMode"),this._configs.firstPerson=!!e,this._configs.planView=!1,this._configs.firstPerson&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot())}get firstPerson(){return this.warn("firstPerson property is deprecated - replaced with navMode"),this._configs.firstPerson}set constrainVertical(e){this._configs.constrainVertical=!!e}get constrainVertical(){return this._configs.constrainVertical}set doublePickFlyTo(e){this._configs.doublePickFlyTo=!1!==e}get doublePickFlyTo(){return this._configs.doublePickFlyTo}set panRightClick(e){this._configs.panRightClick=!1!==e}get panRightClick(){return this._configs.panRightClick}set rotationInertia(e){this._configs.rotationInertia=null!=e?e:0}get rotationInertia(){return this._configs.rotationInertia}set keyboardPanRate(e){this._configs.keyboardPanRate=null!=e?e:5}set touchPanRate(e){this._configs.touchPanRate=null!=e?e:1}get touchPanRate(){return this._configs.touchPanRate}get keyboardPanRate(){return this._configs.keyboardPanRate}set keyboardRotationRate(e){this._configs.keyboardRotationRate=null!=e?e:90}get keyboardRotationRate(){return this._configs.keyboardRotationRate}set dragRotationRate(e){this._configs.dragRotationRate=null!=e?e:360}get dragRotationRate(){return this._configs.dragRotationRate}set keyboardDollyRate(e){this._configs.keyboardDollyRate=null!=e?e:15}get keyboardDollyRate(){return this._configs.keyboardDollyRate}set touchDollyRate(e){this._configs.touchDollyRate=null!=e?e:.2}get touchDollyRate(){return this._configs.touchDollyRate}set mouseWheelDollyRate(e){this._configs.mouseWheelDollyRate=null!=e?e:100}get mouseWheelDollyRate(){return this._configs.mouseWheelDollyRate}set dollyInertia(e){this._configs.dollyInertia=null!=e?e:0}get dollyInertia(){return this._configs.dollyInertia}set dollyProximityThreshold(e){this._configs.dollyProximityThreshold=null!=e?e:35}get dollyProximityThreshold(){return this._configs.dollyProximityThreshold}set dollyMinSpeed(e){this._configs.dollyMinSpeed=null!=e?e:.04}get dollyMinSpeed(){return this._configs.dollyMinSpeed}set panInertia(e){this._configs.panInertia=null!=e?e:.5}get panInertia(){return this._configs.panInertia}set keyboardLayout(e){"qwerty"!==(e=e||"qwerty")&&"azerty"!==e&&(this.error("Unsupported value for keyboardLayout - defaulting to 'qwerty'"),e="qwerty"),this._configs.keyboardLayout=e,this.keyMap=this._configs.keyboardLayout}get keyboardLayout(){return this._configs.keyboardLayout}enablePivotSphere(e={}){this._controllers.pivotController.enablePivotSphere(e)}disablePivotSphere(){this._controllers.pivotController.disablePivotSphere()}set smartPivot(e){this._configs.smartPivot=!1!==e}get smartPivot(){return this._configs.smartPivot}set doubleClickTimeFrame(e){this._configs.doubleClickTimeFrame=null!=e?e:250}get doubleClickTimeFrame(){return this._configs.doubleClickTimeFrame}set zoomOnMouseWheel(e){this._configs.zoomOnMouseWheel=!!e}get zoomOnMouseWheel(){return this._configs.zoomOnMouseWheel}destroy(){this._destroyHandlers(),this._destroyControllers(),this._cameraUpdater.destroy(),super.destroy()}_destroyHandlers(){for(let e=0,t=this._handlers.length;e<t;e++){const t=this._handlers[e];t.destroy&&t.destroy()}}_destroyControllers(){for(let e=0,t=this._controllers.length;e<t;e++){const t=this._controllers[e];t.destroy&&t.destroy()}}}class Od{constructor(e,t,i,s,r){this.name=e,this.type=i,this.value=t,this.valueType=s,this.description=r}}class kd{constructor(e){if(this.id=e.id,this.originalSystemId=e.originalSystemId,this.metaModels=[],this.name=e.name,this.type=e.type,this.properties=[],e.properties){const t=e.properties;for(let e=0,i=t.length;e<i;e++){const i=t[e];Number.isInteger(i)?this.properties.push(i):this.properties.push(new Od(i.name,i.value,i.type,i.valueType,i.description))}}}}class Nd{constructor(e){this.metaModels=[],this.id=e.id,this.parentId=e.parentId,this.parent=null,this.originalSystemId=e.originalSystemId,this.name=e.name,this.type=e.type,this.propertySetIds=e.propertySetIds,this.propertySets=[],this.attributes=e.attributes||{},void 0!==e.external&&null!==e.external&&(this.external=e.external)}get metaModel(){return 1==this.metaModels.length?this.metaModels[0]:null}getObjectIDsInSubtree(){const e=[];return function t(i){if(!i)return;e.push(i.id);const s=i.children;if(s)for(var r=0,o=s.length;r<o;r++)t(s[r])}(this),e}withMetaObjectsInSubtree(e){!function t(i){if(!i)return;e(i);const s=i.children;if(s)for(var r=0,o=s.length;r<o;r++)t(s[r])}(this)}getObjectIDsInSubtreeByType(e){const t={};for(var i=0,s=e.length;i<s;i++)t[e[i]]=e[i];const r=[];return function e(i){if(!i)return;t[i.type]&&r.push(i.id);const s=i.children;if(s)for(var o=0,n=s.length;o<n;o++)e(s[o])}(this),r}getJSON(){var e={id:this.id,type:this.type,name:this.name};return this.parent&&(e.parent=this.parent.id),e}}class Qd{constructor(e){this.id=e.id,this.projectId=e.projectId,this.revisionId=e.revisionId,this.author=e.author,this.createdAt=e.createdAt,this.creatingApplication=e.creatingApplication,this.schema=e.schema,this.metaScene=e.metaScene,this.propertySets=[],this.rootMetaObjects=[],this.metaObjects={},this.graph=e.graph||{},this.metaScene.metaModels[this.id]=this,this._propertyLookup=[],this.finalized=!1}get rootMetaObject(){return 1===this.rootMetaObjects.length?this.rootMetaObjects[0]:null}loadData(e,t={}){if(this.finalized)throw"MetaScene already finalized - can't add more data";this._globalizeIDs(e,t);const i=this.metaScene,s=e.properties;if(s)for(let e=0,t=s.length;e<t;e++)this._propertyLookup.push(s[e]);if(e.propertySets)for(let t=0,s=e.propertySets.length;t<s;t++){const s=e.propertySets[t];s.properties||(s.properties=[]);let r=i.propertySets[s.id];r||(r=new kd({id:s.id,originalSystemId:s.originalSystemId||s.id,type:s.type,name:s.name,properties:s.properties}),i.propertySets[r.id]=r),r.metaModels.push(this),this.propertySets.push(r)}if(e.metaObjects)for(let t=0,s=e.metaObjects.length;t<s;t++){const s=e.metaObjects[t],r=s.id;let o=i.metaObjects[r];if(!o){const e=s.type,t=s.originalSystemId,i=s.propertySets||s.propertySetIds;o=new Nd({id:r,originalSystemId:t,parentId:s.parent,type:e,name:s.name,attributes:s.attributes,propertySetIds:i,external:s.external}),this.metaScene.metaObjects[r]=o,o.metaModels=[]}this.metaObjects[r]=o,s.parent||(this.rootMetaObjects.push(o),i.rootMetaObjects[r]=o)}}_decompressProperties(e,t){const i=[];for(let s=0,r=t.length;s<r;s++){const r=t[s];if(Number.isInteger(r)){const o=e[r];o?t[s]=o:i.push(r)}}i.length>0&&console.error(`[MetaModel._decompressProperties] Properties not found: ${i}`)}finalize(){if(this.finalized)throw"MetaScene already finalized - can't re-finalize";const e=this.metaScene;for(let t in e.metaObjects){const i=e.metaObjects[t];if(i.children&&(i.children=[]),i.propertySets&&(i.propertySets=[]),i.propertySetIds)for(let t=0,s=i.propertySetIds.length;t<s;t++){const s=i.propertySetIds[t],r=e.propertySets[s];i.propertySets.push(r)}}for(let t in e.metaObjects){const i=e.metaObjects[t];if(i.parentId){const t=e.metaObjects[i.parentId];t&&(i.parent=t,(t.children||(t.children=[])).push(i))}}for(let t in e.metaObjects){e.metaObjects[t].metaModels=[]}for(let t in e.metaModels){const i=e.metaModels[t];for(let e=0,t=i.metaObjects.length;e<t;e++){i.metaObjects[e].metaModels.push(i)}}e.metaObjectsByType={};for(let t in e.metaObjects){const i=e.metaObjects[t],s=i.type;(e.metaObjectsByType[s]||(e.metaObjectsByType[s]={}))[t]=i}if(this.propertySets)for(let e=0,t=this.propertySets.length;e<t;e++){const t=this.propertySets[e];this._decompressProperties(this._propertyLookup,t.properties)}this._propertyLookup=[],this.finalized=!0,this.metaScene.fire("metaModelCreated",this.id)}getJSON(){const e={id:this.id,projectId:this.projectId,author:this.author,createdAt:this.createdAt,schema:this.schema,creatingApplication:this.creatingApplication,metaObjects:[],propertySets:[]},t=Object.values(this.metaObjects);for(let i=0,s=t.length;i<s;i++){const s=t[i],r={id:s.id,originalSystemId:s.originalSystemId,extId:s.extId,type:s.type,name:s.name};s.parent&&(r.parent=s.parent.id),s.attributes&&(r.attributes=s.attributes),s.propertySetIds&&(r.propertySetIds=s.propertySetIds),e.metaObjects.push(r)}for(let t=0,i=this.propertySets.length;t<i;t++){const i=this.propertySets[t],s={id:i.id,originalSystemId:i.originalSystemId,extId:i.extId,type:i.type,name:i.name,propertyies:[]};for(let e=0,t=i.properties.length;e<t;e++){const t=i.properties[e],r={id:t.id,description:t.description,type:t.type,name:t.name,value:t.value,valueType:t.valueType};s.properties.push(r)}e.propertySets.push(s)}return e}_globalizeIDs(e,t){const i=!!t.globalizeObjectIds;if(e.metaObjects)for(let t=0,s=e.metaObjects.length;t<s;t++){const s=e.metaObjects[t];if(s.originalSystemId=s.id,s.parent&&(s.originalParentSystemId=s.parent),i&&(s.id=d.globalizeObjectId(this.id,s.id),s.parent&&(s.parent=d.globalizeObjectId(this.id,s.parent))),i){const e=s.propertySetIds;if(e){const t=[];for(let i=0,s=e.length;i<s;i++)t.push(d.globalizeObjectId(this.id,e[i]));s.propertySetIds=t,s.originalSystemPropertySetIds=e}}else s.originalSystemPropertySetIds=s.propertySetIds}if(e.propertySets)for(let t=0,s=e.propertySets.length;t<s;t++){const s=e.propertySets[t];s.originalSystemId=s.id,i&&(s.id=d.globalizeObjectId(this.id,s.id))}}}class Vd{constructor(e,t){this.viewer=e,this.scene=t,this.metaModels={},this.propertySets={},this.metaObjects={},this.metaObjectsByType={},this.rootMetaObjects={},this._eventSubs={}}on(e,t){let i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}fire(e,t){const i=this._eventSubs[e];if(i)for(let e=0,s=i.length;e<s;e++)i[e](t)}off(e){}createMetaModel(e,t,i={}){const s=new Qd({metaScene:this,id:e,projectId:t.projectId||"none",revisionId:t.revisionId||"none",author:t.author||"none",createdAt:t.createdAt||"none",creatingApplication:t.creatingApplication||"none",schema:t.schema||"none",propertySets:[]});return s.loadData(t),s.finalize(),s}destroyMetaModel(e){const t=this.metaModels[e];if(t){if(t.propertySets)for(let i=0,s=t.propertySets.length;i<s;i++){const s=t.propertySets[i];if(1===s.metaModels.length&&s.metaModels[0].id===e)delete this.propertySets[s.id];else{const t=[];for(let i=0,r=s.metaModels.length;i<r;i++)s.metaModels[i].id!==e&&t.push(s.metaModels[i]);s.metaModels=t}}if(t.metaObjects)for(let i=0,s=t.metaObjects.length;i<s;i++){const s=t.metaObjects[i];s.type;const r=s.id;1===s.metaModels.length&&s.metaModels[0].id===e&&(delete this.metaObjects[r],s.parent||delete this.rootMetaObjects[r])}for(let e in this.metaObjects){const t=this.metaObjects[e];if(t.children&&(t.children=[]),t.propertySets&&(t.propertySets=[]),t.propertySetIds)for(let e=0,i=t.propertySetIds.length;e<i;e++){const i=t.propertySetIds[e],s=this.propertySets[i];t.propertySets.push(s)}}this.metaObjectsByType={};for(let e in this.metaObjects){const t=this.metaObjects[e],i=t.type;t.children&&(t.children=null),(this.metaObjectsByType[i]||(this.metaObjectsByType[i]={}))[e]=t}for(let e in this.metaObjects){const t=this.metaObjects[e];if(t.parentId){const e=this.metaObjects[t.parentId];e&&(t.parent=e,(e.children||(e.children=[])).push(t))}}delete this.metaModels[e];for(let e in this.metaObjects){this.metaObjects[e].metaModels=[]}for(let e in this.metaModels){const t=this.metaModels[e];for(let e=0,i=t.metaObjects.length;e<i;e++){t.metaObjects[e].metaModels.push(t)}}this.fire("metaModelDestroyed",e)}}getObjectIDsByType(e){const t=this.metaObjectsByType[e];return t?Object.keys(t):[]}getObjectIDsInSubtree(e,t,i){const s=[],r=this.metaObjects[e],o=t&&t.length>0?Hd(t):null,n=i&&i.length>0?Hd(i):null,a=e=>{if(!e)return;var t=!0;(n&&n[e.type]||o&&!o[e.type])&&(t=!1),t&&s.push(e.id);const i=e.children;if(i)for(var r=0,l=i.length;r<l;r++)a(i[r])};return a(r),s}withMetaObjectsInSubtree(e,t){const i=this.metaObjects[e];i&&i.withMetaObjectsInSubtree(t)}}function Hd(e){const t={};for(var i=0,s=e.length;i<s;i++)t[e[i]]=!0;return t}
+ **/let wc=null;function Pc(e,t){const i=3*e,s=3*t;let r,o,n,a,l,A;const h=Math.min(r=wc[i],o=wc[i+1],n=wc[i+2]),c=Math.min(a=wc[s],l=wc[s+1],A=wc[s+2]);if(h!==c)return h-c;const u=Math.max(r,o,n),d=Math.max(a,l,A);return u!==d?u-d:0}let Cc=null;function Mc(e,t){let i=Cc[2*e]-Cc[2*t];return 0!==i?i:Cc[2*e+1]-Cc[2*t+1]}function Ec(e,t,i=!1){const s=e.positionsCompressed||[],r=function(e,t){const i=new Int32Array(e.length/3);for(let e=0,t=i.length;e<t;e++)i[e]=e;wc=new Int32Array(e.length);for(let i=0,s=e.length;i<s;i++)wc[i]=e[i]>>t;i.sort(Pc);const s=new Int32Array(e.length);for(let t=0,r=i.length;t<r;t++)s[3*t+0]=e[3*i[t]+0],s[3*t+1]=e[3*i[t]+1],s[3*t+2]=e[3*i[t]+2];return s}(e.indices||[],t),o=function(e){if(0===(e||[]).length)return[];let t=new Int32Array(e.length/2);for(let e=0,i=t.length;e<i;e++)t[e]=e;for(let t=0,i=e.length;t<i;t+=2)if(e[t]>e[t+1]){let i=e[t];e[t]=e[t+1],e[t+1]=i}Cc=new Int32Array(e),t.sort(Mc);const i=new Int32Array(e.length);for(let s=0,r=t.length;s<r;s++)i[2*s+0]=e[2*t[s]+0],i[2*s+1]=e[2*t[s]+1];return i}(e.edgeIndices||[]);function n(e,t){if(e>t){let i=e;e=t,t=i}function i(i,s){return i!==e?e-i:s!==t?t-s:0}let s=0,r=(o.length>>1)-1;for(;s<=r;){const e=r+s>>1,t=i(o[2*e],o[2*e+1]);if(t>0)s=e+1;else{if(!(t<0))return e;r=e-1}}return-s-1}const a=new Int32Array(o.length/2);a.fill(0);const l=s.length/3;if(l>8*(1<<t))return[e];const A=new Int32Array(l);A.fill(-1);const h=[];function c(){A.fill(-1);const e={positionsCompressed:[],indices:[],edgeIndices:[],maxNumPositions:(1<<t)-t,numPositions:0,bucketNumber:h.length};return h.push(e),e}let u=c();for(let t=0,i=r.length;t<i;t+=3){let i=0;const l=r[t],h=r[t+1],d=r[t+2];if(-1===A[l]&&i++,-1===A[h]&&i++,-1===A[d]&&i++,i+u.numPositions>u.maxNumPositions&&(u=c()),u.bucketNumber>8)return[e];let p;-1===A[l]&&(A[l]=u.numPositions++,u.positionsCompressed.push(s[3*l]),u.positionsCompressed.push(s[3*l+1]),u.positionsCompressed.push(s[3*l+2])),-1===A[h]&&(A[h]=u.numPositions++,u.positionsCompressed.push(s[3*h]),u.positionsCompressed.push(s[3*h+1]),u.positionsCompressed.push(s[3*h+2])),-1===A[d]&&(A[d]=u.numPositions++,u.positionsCompressed.push(s[3*d]),u.positionsCompressed.push(s[3*d+1]),u.positionsCompressed.push(s[3*d+2])),u.indices.push(A[l]),u.indices.push(A[h]),u.indices.push(A[d]),(p=n(l,h))>=0&&0===a[p]&&(a[p]=1,u.edgeIndices.push(A[o[2*p]]),u.edgeIndices.push(A[o[2*p+1]])),(p=n(l,d))>=0&&0===a[p]&&(a[p]=1,u.edgeIndices.push(A[o[2*p]]),u.edgeIndices.push(A[o[2*p+1]])),(p=n(h,d))>=0&&0===a[p]&&(a[p]=1,u.edgeIndices.push(A[o[2*p]]),u.edgeIndices.push(A[o[2*p+1]]))}const d=t/8*2,p=t/8,f=2*s.length+(r.length+o.length)*d;let g=0,m=-s.length/3;return h.forEach((e=>{g+=2*e.positionsCompressed.length+(e.indices.length+e.edgeIndices.length)*p,m+=e.positionsCompressed.length/3})),g>f?[e]:(i&&function(e,t){const i={},s={};let r=0;e.forEach((e=>{const t=e.indices,o=e.edgeIndices,n=e.positionsCompressed;for(let e=0,s=t.length;e<s;e+=3){const s=n[3*t[e]]+"_"+n[3*t[e]+1]+"_"+n[3*t[e]+2]+"/"+n[3*t[e+1]]+"_"+n[3*t[e+1]+1]+"_"+n[3*t[e+1]+2]+"/"+n[3*t[e+2]]+"_"+n[3*t[e+2]+1]+"_"+n[3*t[e+2]+2];i[s]=!0}r+=e.edgeIndices.length/2;for(let e=0,t=o.length;e<t;e+=2){const t=n[3*o[e]]+"_"+n[3*o[e]+1]+"_"+n[3*o[e]+2]+"/"+n[3*o[e+1]]+"_"+n[3*o[e+1]+1]+"_"+n[3*o[e+1]+2]+"/";s[t]=!0}}));{const e=t.indices;t.edgeIndices;const s=t.positionsCompressed;for(let t=0,r=e.length;t<r;t+=3){const r=s[3*e[t]]+"_"+s[3*e[t]+1]+"_"+s[3*e[t]+2]+"/"+s[3*e[t+1]]+"_"+s[3*e[t+1]+1]+"_"+s[3*e[t+1]+2]+"/"+s[3*e[t+2]]+"_"+s[3*e[t+2]+1]+"_"+s[3*e[t+2]+2];if(!(r in i))throw console.log("Not found "+r),"Ohhhh!"}}}(h,e),h)}const Fc=d.vec4(4),Ic=d.vec4(),Dc=d.vec4(),Sc=d.vec3([1,0,0]),Tc=d.vec3([0,1,0]),Rc=d.vec3([0,0,1]);d.vec3(3),d.vec3(3);const Lc=d.identityMat4();class Uc{constructor(e){this._model=e.model,this.id=e.id,this._parentTransform=e.parent,this._childTransforms=[],this._meshes=[],this._scale=new Float32Array([1,1,1]),this._quaternion=d.identityQuaternion(new Float32Array(4)),this._rotation=new Float32Array(3),this._position=new Float32Array(3),this._localMatrix=d.identityMat4(new Float32Array(16)),this._worldMatrix=d.identityMat4(new Float32Array(16)),this._localMatrixDirty=!0,this._worldMatrixDirty=!0,e.matrix?this.matrix=e.matrix:(this.scale=e.scale,this.position=e.position,e.quaternion||(this.rotation=e.rotation)),e.parent&&e.parent._addChildTransform(this)}_addChildTransform(e){this._childTransforms.push(e),e._parentTransform=this,e._transformDirty(),e._setSubtreeAABBsDirty(this)}_addMesh(e){this._meshes.push(e),e.transform=this}get parentTransform(){return this._parentTransform}get meshes(){return this._meshes}set position(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._model.glRedraw()}get position(){return this._position}set rotation(e){this._rotation.set(e||[0,0,0]),d.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._model.glRedraw()}get rotation(){return this._rotation}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),d.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._model.glRedraw()}get quaternion(){return this._quaternion}set scale(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._model.glRedraw()}get scale(){return this._scale}set matrix(e){this._localMatrix||(this._localMatrix=d.identityMat4()),this._localMatrix.set(e||Lc),d.decomposeMat4(this._localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._transformDirty(),this._model.glRedraw()}get matrix(){return this._localMatrixDirty&&(this._localMatrix||(this._localMatrix=d.identityMat4()),d.composeMat4(this._position,this._quaternion,this._scale,this._localMatrix),this._localMatrixDirty=!1),this._localMatrix}get worldMatrix(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}rotate(e,t){return Fc[0]=e[0],Fc[1]=e[1],Fc[2]=e[2],Fc[3]=t*d.DEGTORAD,d.angleAxisToQuaternion(Fc,Ic),d.mulQuaternions(this.quaternion,Ic,Dc),this.quaternion=Dc,this._setLocalMatrixDirty(),this._model.glRedraw(),this}rotateOnWorldAxis(e,t){return Fc[0]=e[0],Fc[1]=e[1],Fc[2]=e[2],Fc[3]=t*d.DEGTORAD,d.angleAxisToQuaternion(Fc,Ic),d.mulQuaternions(Ic,this.quaternion,Ic),this}rotateX(e){return this.rotate(Sc,e)}rotateY(e){return this.rotate(Tc,e)}rotateZ(e){return this.rotate(Rc,e)}translate(e){return this._position[0]+=e[0],this._position[1]+=e[1],this._position[2]+=e[2],this._setLocalMatrixDirty(),this._model.glRedraw(),this}translateX(e){return this._position[0]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}translateY(e){return this._position[1]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}translateZ(e){return this._position[2]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}_setLocalMatrixDirty(){this._localMatrixDirty=!0,this._transformDirty()}_transformDirty(){this._worldMatrixDirty=!0;for(let e=0,t=this._childTransforms.length;e<t;e++){const t=this._childTransforms[e];if(t._transformDirty(),t._meshes&&t._meshes.length>0){const e=t._meshes;for(let t=0,i=e.length;t<i;t++)e[t]._transformDirty()}}if(this._meshes&&this._meshes.length>0){const e=this._meshes;for(let t=0,i=e.length;t<i;t++)e[t]._transformDirty()}}_buildWorldMatrix(){const e=this.matrix;if(this._parentTransform)d.mulMat4(this._parentTransform.worldMatrix,e,this._worldMatrix);else for(let t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}_setSubtreeAABBsDirty(e){if(e._aabbDirty=!0,e._childTransforms)for(let t=0,i=e._childTransforms.length;t<i;t++)this._setSubtreeAABBsDirty(e._childTransforms[t])}}const Oc=d.vec3(),kc=d.OBB3(),Nc=d.vec4(),Qc=d.vec3([1,1,1]),Vc=d.vec3([0,0,0]);d.vec3([0,0,0]);const Hc=d.identityQuaternion(),jc=d.identityMat4(),Gc=new Uint8Array([255,255,255]);class zc extends R{constructor(e,t={}){super(e,t),this.renderOrder=t.renderOrder||0,this._dtxEnabled=this.scene.dtxEnabled&&!1!==t.dtxEnabled,this._enableVertexWelding=!1,this._enableIndexBucketing=!1,this._vboBatchingLayerScratchMemory=(Vo++,Qo),this._textureTranscoder=t.textureTranscoder||vc(this.scene.viewer),this._maxGeometryBatchSize=t.maxGeometryBatchSize,this._aabb=d.collapseAABB3(),this._aabbDirty=!0,this._quantizationRanges={},this._vboInstancingLayers={},this._vboBatchingLayers={},this._dtxLayers={},this._meshList=[],this.layerList=[],this._layersToFinalize=[],this._entityList=[],this._entitiesToFinalize=[],this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={},this._transforms={},this._meshes={},this._unusedMeshes={},this._entities={},this.renderFlags=new pr,this.numGeometries=0,this.numPortions=0,this.numVisibleLayerPortions=0,this.numTransparentLayerPortions=0,this.numXRayedLayerPortions=0,this.numHighlightedLayerPortions=0,this.numSelectedLayerPortions=0,this.numEdgesLayerPortions=0,this.numPickableLayerPortions=0,this.numClippableLayerPortions=0,this.numCulledLayerPortions=0,this.numEntities=0,this._numTriangles=0,this._numLines=0,this._numPoints=0,this._layersFinalized=!1,this._edgeThreshold=t.edgeThreshold||10,this._origin=d.vec3(t.origin||[0,0,0]),this._position=d.vec3(t.position||[0,0,0]),this._rotation=d.vec3(t.rotation||[0,0,0]),this._quaternion=d.vec4(t.quaternion||[0,0,0,1]),this._conjugateQuaternion=d.vec4(t.quaternion||[0,0,0,1]),t.rotation&&d.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._scale=d.vec3(t.scale||[1,1,1]),this._worldRotationMatrix=d.mat4(),this._worldRotationMatrixConjugate=d.mat4(),this._matrix=d.mat4(),this._matrixDirty=!0,this._rebuildMatrices(),this._worldNormalMatrix=d.mat4(),d.inverseMat4(this._matrix,this._worldNormalMatrix),d.transposeMat4(this._worldNormalMatrix),(t.matrix||t.position||t.rotation||t.scale||t.quaternion)&&(this._viewMatrix=d.mat4(),this._viewNormalMatrix=d.mat4(),this._viewMatrixDirty=!0,this._matrixNonIdentity=!0),this._opacity=1,this._colorize=[1,1,1],this._saoEnabled=!1!==t.saoEnabled,this._pbrEnabled=!1!==t.pbrEnabled,this._colorTextureEnabled=!1!==t.colorTextureEnabled,this._isModel=t.isModel,this._isModel&&this.scene._registerModel(this),this._onCameraViewMatrix=this.scene.camera.on("matrix",(()=>{this._viewMatrixDirty=!0})),this._meshesWithDirtyMatrices=[],this._numMeshesWithDirtyMatrices=0,this._onTick=this.scene.on("tick",(()=>{for(;this._numMeshesWithDirtyMatrices>0;)this._meshesWithDirtyMatrices[--this._numMeshesWithDirtyMatrices]._updateMatrix()})),this._createDefaultTextureSet(),this.visible=t.visible,this.culled=t.culled,this.pickable=t.pickable,this.clippable=t.clippable,this.collidable=t.collidable,this.castsShadow=t.castsShadow,this.receivesShadow=t.receivesShadow,this.xrayed=t.xrayed,this.highlighted=t.highlighted,this.selected=t.selected,this.edges=t.edges,this.colorize=t.colorize,this.opacity=t.opacity,this.backfaces=t.backfaces}_meshMatrixDirty(e){this._meshesWithDirtyMatrices[this._numMeshesWithDirtyMatrices++]=e}_createDefaultTextureSet(){const e=new lc({id:"defaultColorTexture",texture:new qr({gl:this.scene.canvas.gl,preloadColor:[1,1,1,1]})}),t=new lc({id:"defaultMetalRoughTexture",texture:new qr({gl:this.scene.canvas.gl,preloadColor:[0,1,1,1]})}),i=new lc({id:"defaultNormalsTexture",texture:new qr({gl:this.scene.canvas.gl,preloadColor:[0,0,0,0]})}),s=new lc({id:"defaultEmissiveTexture",texture:new qr({gl:this.scene.canvas.gl,preloadColor:[0,0,0,1]})}),r=new lc({id:"defaultOcclusionTexture",texture:new qr({gl:this.scene.canvas.gl,preloadColor:[1,1,1,1]})});this._textures.defaultColorTexture=e,this._textures.defaultMetalRoughTexture=t,this._textures.defaultNormalsTexture=i,this._textures.defaultEmissiveTexture=s,this._textures.defaultOcclusionTexture=r,this._textureSets.defaultTextureSet=new ac({id:"defaultTextureSet",model:this,colorTexture:e,metallicRoughnessTexture:t,normalsTexture:i,emissiveTexture:s,occlusionTexture:r})}get isPerformanceModel(){return!0}get transforms(){return this._transforms}get textures(){return this._textures}get textureSets(){return this._textureSets}get meshes(){return this._meshes}get objects(){return this._entities}get origin(){return this._origin}set position(e){this._position.set(e||[0,0,0]),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get position(){return this._position}set rotation(e){this._rotation.set(e||[0,0,0]),d.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get rotation(){return this._rotation}set quaternion(e){this._quaternion.set(e||[0,0,0,1]),d.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get quaternion(){return this._quaternion}set scale(e){}get scale(){return this._scale}set matrix(e){this._matrix.set(e||jc),d.decomposeMat4(this._matrix,this._position,this._quaternion,this._scale),this._matrixDirty=!1,this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}get matrix(){return this._rebuildMatrices(),this._matrix}get rotationMatrix(){return this._rebuildMatrices(),this._worldRotationMatrix}_rebuildMatrices(){this._matrixDirty&&(d.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrix),d.conjugateQuaternion(this._quaternion,this._conjugateQuaternion),d.quaternionToRotationMat4(this._conjugateQuaternion,this._worldRotationMatrixConjugate),d.scaleMat4v(this._scale,this._worldRotationMatrix),d.scaleMat4v(this._scale,this._worldRotationMatrixConjugate),this._matrix.set(this._worldRotationMatrix),d.translateMat4v(this._position,this._matrix),this._matrixDirty=!1,this._viewMatrixDirty=!0)}get rotationMatrixConjugate(){return this._rebuildMatrices(),this._worldRotationMatrixConjugate}_setWorldMatrixDirty(){this._matrixDirty=!0,this._aabbDirty=!0}_transformDirty(){this._matrixDirty=!0,this._aabbDirty=!0,this.scene._aabbDirty=!0}_sceneModelDirty(){this.scene._aabbDirty=!0,this._aabbDirty=!0,this.scene._aabbDirty=!0,this._matrixDirty=!0;for(let e=0,t=this._entityList.length;e<t;e++)this._entityList[e]._sceneModelDirty()}get worldMatrix(){return this.matrix}get worldNormalMatrix(){return this._worldNormalMatrix}_rebuildViewMatrices(){this._rebuildMatrices(),this._viewMatrixDirty&&(d.mulMat4(this.scene.camera.viewMatrix,this._matrix,this._viewMatrix),d.inverseMat4(this._viewMatrix,this._viewNormalMatrix),d.transposeMat4(this._viewNormalMatrix),this._viewMatrixDirty=!1)}get viewMatrix(){return this._viewMatrix?(this._rebuildViewMatrices(),this._viewMatrix):this.scene.camera.viewMatrix}get viewNormalMatrix(){return this._viewNormalMatrix?(this._rebuildViewMatrices(),this._viewNormalMatrix):this.scene.camera.viewNormalMatrix}get backfaces(){return this._backfaces}set backfaces(e){e=!!e,this._backfaces=e,this.glRedraw()}get entityList(){return this._entityList}get isEntity(){return!0}get isModel(){return this._isModel}get isObject(){return!1}get aabb(){if(this._aabbDirty){d.collapseAABB3(this._aabb);for(let e=0,t=this._entityList.length;e<t;e++)d.expandAABB3(this._aabb,this._entityList[e].aabb);this._aabbDirty=!1}return this._aabb}get numTriangles(){return this._numTriangles}get numLines(){return this._numLines}get numPoints(){return this._numPoints}get visible(){return this.numVisibleLayerPortions>0}set visible(e){e=!1!==e,this._visible=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].visible=e;this.glRedraw()}get xrayed(){return this.numXRayedLayerPortions>0}set xrayed(e){e=!!e,this._xrayed=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].xrayed=e;this.glRedraw()}get highlighted(){return this.numHighlightedLayerPortions>0}set highlighted(e){e=!!e,this._highlighted=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].highlighted=e;this.glRedraw()}get selected(){return this.numSelectedLayerPortions>0}set selected(e){e=!!e,this._selected=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].selected=e;this.glRedraw()}get edges(){return this.numEdgesLayerPortions>0}set edges(e){e=!!e,this._edges=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].edges=e;this.glRedraw()}get culled(){return this._culled}set culled(e){e=!!e,this._culled=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].culled=e;this.glRedraw()}get clippable(){return this._clippable}set clippable(e){e=!1!==e,this._clippable=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].clippable=e;this.glRedraw()}get collidable(){return this._collidable}set collidable(e){e=!1!==e,this._collidable=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].collidable=e}get pickable(){return this.numPickableLayerPortions>0}set pickable(e){e=!1!==e,this._pickable=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].pickable=e}get colorize(){return this._colorize}set colorize(e){this._colorize=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].colorize=e}get opacity(){return this._opacity}set opacity(e){this._opacity=e;for(let t=0,i=this._entityList.length;t<i;t++)this._entityList[t].opacity=e}get castsShadow(){return this._castsShadow}set castsShadow(e){(e=!1!==e)!==this._castsShadow&&(this._castsShadow=e,this.glRedraw())}get receivesShadow(){return this._receivesShadow}set receivesShadow(e){(e=!1!==e)!==this._receivesShadow&&(this._receivesShadow=e,this.glRedraw())}get saoEnabled(){return this._saoEnabled}get pbrEnabled(){return this._pbrEnabled}get colorTextureEnabled(){return this._colorTextureEnabled}get isDrawable(){return!0}get isStateSortable(){return!1}get xrayMaterial(){return this.scene.xrayMaterial}get highlightMaterial(){return this.scene.highlightMaterial}get selectedMaterial(){return this.scene.selectedMaterial}get edgeMaterial(){return this.scene.edgeMaterial}getPickViewMatrix(e){return this._viewMatrix?this._viewMatrix:e}createQuantizationRange(e){void 0!==e.id&&null!==e.id?e.aabb?this.error("[createQuantizationRange] Config missing: aabb"):this._quantizationRanges[e.id]?this.error("[createQuantizationRange] QuantizationRange already created: "+e.id):this._quantizationRanges[e.id]={id:e.id,aabb:e.aabb,matrix:Un(e.aabb,d.mat4())}:this.error("[createQuantizationRange] Config missing: id")}createGeometry(e){if(void 0!==e.id&&null!==e.id)if(this._geometries[e.id])this.error("[createGeometry] Geometry already created: "+e.id);else if(void 0!==e.primitive&&null!==e.primitive||(e.primitive="triangles"),"points"===e.primitive||"lines"===e.primitive||"triangles"===e.primitive||"solid"===e.primitive||"surface"===e.primitive){if(!e.positions&&!e.positionsCompressed&&!e.buckets)return this.error("[createGeometry] Param expected: `positions`,  `positionsCompressed' or 'buckets"),null;if(e.positionsCompressed&&!e.positionsDecodeMatrix&&!e.positionsDecodeBoundary)return this.error("[createGeometry] Param expected: `positionsDecodeMatrix` or 'positionsDecodeBoundary' (required for `positionsCompressed')"),null;if(e.positionsDecodeMatrix&&e.positionsDecodeBoundary)return this.error("[createGeometry] Only one of these params expected: `positionsDecodeMatrix` or 'positionsDecodeBoundary' (required for `positionsCompressed')"),null;if(e.uvCompressed&&!e.uvDecodeMatrix)return this.error("[createGeometry] Param expected: `uvDecodeMatrix` (required for `uvCompressed')"),null;if(!(e.buckets||e.indices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)){const t=(e.positions||e.positionsCompressed).length/3;e.indices=this._createDefaultIndices(t)}if(!e.buckets&&!e.indices&&"points"!==e.primitive)return this.error(`[createGeometry] Param expected: indices (required for '${e.primitive}' primitive type)`),null;if(e.positionsDecodeBoundary&&(e.positionsDecodeMatrix=Un(e.positionsDecodeBoundary,d.mat4())),e.positions){const t=d.collapseAABB3();e.positionsDecodeMatrix=d.mat4(),d.expandAABB3Points3(t,e.positions),e.positionsCompressed=Ln(e.positions,t,e.positionsDecodeMatrix),e.aabb=t}else if(e.positionsCompressed){const t=d.collapseAABB3();e.positionsDecodeMatrix=new Float64Array(e.positionsDecodeMatrix),e.positionsCompressed=new Uint16Array(e.positionsCompressed),d.expandAABB3Points3(t,e.positionsCompressed),qt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}else if(e.buckets){const t=d.collapseAABB3();this._dtxBuckets[e.id]=e.buckets;for(let i=0,s=e.buckets.length;i<s;i++){const s=e.buckets[i];s.positions?d.expandAABB3Points3(t,s.positions):s.positionsCompressed&&d.expandAABB3Points3(t,s.positionsCompressed)}e.positionsDecodeMatrix&&qt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}if(e.colorsCompressed&&e.colorsCompressed.length>0)e.colorsCompressed=new Uint8Array(e.colorsCompressed);else if(e.colors&&e.colors.length>0){const t=e.colors,i=new Uint8Array(t.length);for(let e=0,s=t.length;e<s;e++)i[e]=255*t[e];e.colorsCompressed=i}if(e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=zt(e.positions,e.indices,null,5):e.edgeIndices=zt(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.uv){const t=qt.getUVBounds(e.uv),i=qt.compressUVs(e.uv,t.min,t.max);e.uvCompressed=i.quantized,e.uvDecodeMatrix=i.decodeMatrix}else e.uvCompressed&&(e.uvCompressed=new Uint16Array(e.uvCompressed),e.uvDecodeMatrix=new Float64Array(e.uvDecodeMatrix));e.normals&&(e.normals=null),this._geometries[e.id]=e,this._numTriangles+=e.indices?Math.round(e.indices.length/3):0,this.numGeometries++}else this.error(`[createGeometry] Unsupported value for 'primitive': '${e.primitive}' - supported values are 'points', 'lines', 'triangles', 'solid' and 'surface'. Defaulting to 'triangles'.`);else this.error("[createGeometry] Config missing: id")}createTexture(e){const t=e.id;if(null==t)return void this.error("[createTexture] Config missing: id");if(this._textures[t])return void this.error("[createTexture] Texture already created: "+t);if(!e.src&&!e.image&&!e.buffers)return this.error("[createTexture] Param expected: `src`, `image' or 'buffers'"),null;let i=e.minFilter||1008;1006!==i&&1007!==i&&1008!==i&&1005!==i&&1004!==i&&(this.error("[createTexture] Unsupported value for 'minFilter' - \n            supported values are LinearFilter, LinearMipMapNearestFilter, NearestMipMapNearestFilter, \n            NearestMipMapLinearFilter and LinearMipmapLinearFilter. Defaulting to LinearMipmapLinearFilter."),i=1008);let s=e.magFilter||1006;1006!==s&&1003!==s&&(this.error("[createTexture] Unsupported value for 'magFilter' - supported values are LinearFilter and NearestFilter. Defaulting to LinearFilter."),s=1006);let r=e.wrapS||1e3;1001!==r&&1002!==r&&1e3!==r&&(this.error("[createTexture] Unsupported value for 'wrapS' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),r=1e3);let o=e.wrapT||1e3;1001!==o&&1002!==o&&1e3!==o&&(this.error("[createTexture] Unsupported value for 'wrapT' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),o=1e3);let n=e.wrapR||1e3;1001!==n&&1002!==n&&1e3!==n&&(this.error("[createTexture] Unsupported value for 'wrapR' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),n=1e3);let a=e.encoding||3e3;3e3!==a&&3001!==a&&(this.error("[createTexture] Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),a=3e3);const l=new qr({gl:this.scene.canvas.gl,minFilter:i,magFilter:s,wrapS:r,wrapT:o,wrapR:n,encoding:a});if(e.preloadColor&&l.setPreloadColor(e.preloadColor),e.image){const t=e.image;if(t.crossOrigin="Anonymous",t.compressed){const e=t.data;l.setCompressedData({mipmaps:e,props:{format:e[0].format,minFilter:i,magFilter:s}})}else l.setImage(t,{minFilter:i,magFilter:s,wrapS:r,wrapT:o,wrapR:n,flipY:e.flipY,encoding:a})}else if(e.src){const t=e.src.split(".").pop();switch(t){case"jpeg":case"jpg":case"png":case"gif":const A=new Image;A.onload=()=>{l.setImage(A,{minFilter:i,magFilter:s,wrapS:r,wrapT:o,wrapR:n,flipY:e.flipY,encoding:a}),this.glRedraw()},A.src=e.src;break;default:this._textureTranscoder?y.loadArraybuffer(e.src,(e=>{e.byteLength?this._textureTranscoder.transcode([e],l).then((()=>{this.glRedraw()})):this.error("[createTexture] Can't create texture from 'src': file data is zero length")}),(function(e){this.error(`[createTexture] Can't create texture from 'src': ${e}`)})):this.error(`[createTexture] Can't create texture from 'src' - SceneModel needs to be configured with a TextureTranscoder for this file type ('${t}')`)}}else e.buffers&&(this._textureTranscoder?this._textureTranscoder.transcode(e.buffers,l).then((()=>{this.glRedraw()})):this.error("[createTexture] Can't create texture from 'buffers' - SceneModel needs to be configured with a TextureTranscoder for this option"));this._textures[t]=new lc({id:t,texture:l})}createTextureSet(e){const t=e.id;if(null==t)return void this.error("[createTextureSet] Config missing: id");if(this._textureSets[t])return void this.error(`[createTextureSet] Texture set already created: ${t}`);let i,s,r,o,n;if(void 0!==e.colorTextureId&&null!==e.colorTextureId){if(i=this._textures[e.colorTextureId],!i)return void this.error(`[createTextureSet] Texture not found: ${e.colorTextureId} - ensure that you create it first with createTexture()`)}else i=this._textures.defaultColorTexture;if(void 0!==e.metallicRoughnessTextureId&&null!==e.metallicRoughnessTextureId){if(s=this._textures[e.metallicRoughnessTextureId],!s)return void this.error(`[createTextureSet] Texture not found: ${e.metallicRoughnessTextureId} - ensure that you create it first with createTexture()`)}else s=this._textures.defaultMetalRoughTexture;if(void 0!==e.normalsTextureId&&null!==e.normalsTextureId){if(r=this._textures[e.normalsTextureId],!r)return void this.error(`[createTextureSet] Texture not found: ${e.normalsTextureId} - ensure that you create it first with createTexture()`)}else r=this._textures.defaultNormalsTexture;if(void 0!==e.emissiveTextureId&&null!==e.emissiveTextureId){if(o=this._textures[e.emissiveTextureId],!o)return void this.error(`[createTextureSet] Texture not found: ${e.emissiveTextureId} - ensure that you create it first with createTexture()`)}else o=this._textures.defaultEmissiveTexture;if(void 0!==e.occlusionTextureId&&null!==e.occlusionTextureId){if(n=this._textures[e.occlusionTextureId],!n)return void this.error(`[createTextureSet] Texture not found: ${e.occlusionTextureId} - ensure that you create it first with createTexture()`)}else n=this._textures.defaultOcclusionTexture;const a=new ac({id:t,model:this,colorTexture:i,alphaCutoff:e.alphaCutoff,metallicRoughnessTexture:s,normalsTexture:r,emissiveTexture:o,occlusionTexture:n});return this._textureSets[t]=a,a}createTransform(e){if(void 0===e.id||null===e.id)return void this.error("[createTransform] SceneModel.createTransform() config missing: id");if(this._transforms[e.id])return void this.error(`[createTransform] SceneModel already has a transform with this ID: ${e.id}`);let t;if(e.parentTransformId&&(t=this._transforms[e.parentTransformId],!t))return void this.error("[createTransform] SceneModel.createTransform() config missing: id");const i=new Uc({id:e.id,model:this,parent:t,matrix:e.matrix,position:e.position,scale:e.scale,rotation:e.rotation,quaternion:e.quaternion});return this._transforms[i.id]=i,i}createMesh(e){if(void 0===e.id||null===e.id)return this.error("[createMesh] SceneModel.createMesh() config missing: id"),!1;if(this._meshes[e.id])return this.error(`[createMesh] SceneModel already has a mesh with this ID: ${e.id}`),!1;if(!(void 0!==e.geometryId)){if(void 0!==e.primitive&&null!==e.primitive||(e.primitive="triangles"),"points"!==e.primitive&&"lines"!==e.primitive&&"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)return this.error(`Unsupported value for 'primitive': '${primitive}'  ('geometryId' is absent) - supported values are 'points', 'lines', 'triangles', 'solid' and 'surface'.`),!1;if(!e.positions&&!e.positionsCompressed&&!e.buckets)return this.error("Param expected: 'positions',  'positionsCompressed' or `buckets`  ('geometryId' is absent)"),!1;if(e.positions&&(e.positionsDecodeMatrix||e.positionsDecodeBoundary))return this.error("Illegal params: 'positions' not expected with 'positionsDecodeMatrix'/'positionsDecodeBoundary' ('geometryId' is absent)"),!1;if(e.positionsCompressed&&!e.positionsDecodeMatrix&&!e.positionsDecodeBoundary)return this.error("Param expected: 'positionsCompressed' should be accompanied by 'positionsDecodeMatrix'/'positionsDecodeBoundary' ('geometryId' is absent)"),!1;if(e.uvCompressed&&!e.uvDecodeMatrix)return this.error("Param expected: 'uvCompressed' should be accompanied by `uvDecodeMatrix` ('geometryId' is absent)"),!1;if(!(e.buckets||e.indices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)){const t=(e.positions||e.positionsCompressed).length/3;e.indices=this._createDefaultIndices(t)}if(!e.buckets&&!e.indices&&"points"!==e.primitive)return e.indices=this._createDefaultIndices(numIndices),this.error(`Param expected: indices (required for '${e.primitive}' primitive type)`),!1;if((e.matrix||e.position||e.rotation||e.scale)&&(e.positionsCompressed||e.positionsDecodeBoundary))return this.error("Unexpected params: 'matrix', 'rotation', 'scale', 'position' not allowed with 'positionsCompressed'"),!1;const t=!(!this._dtxEnabled||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||e.textureSetId);if(e.origin=e.origin?d.addVec3(this._origin,e.origin,d.vec3()):this._origin,e.matrix)e.meshMatrix=e.matrix;else if(e.scale||e.rotation||e.position||e.quaternion){const t=e.scale||Qc,i=e.position||Vc;e.rotation?(d.eulerToQuaternion(e.rotation,"XYZ",Nc),e.meshMatrix=d.composeMat4(i,Nc,t,d.mat4())):e.meshMatrix=d.composeMat4(i,e.quaternion||Hc,t,d.mat4())}if(e.positionsDecodeBoundary&&(e.positionsDecodeMatrix=Un(e.positionsDecodeBoundary,d.mat4())),t){if(e.type=2,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):Gc,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.positions){const t=d.vec3(),i=[];q(e.positions,i,t)&&(e.positions=i,e.origin=d.addVec3(e.origin,t,t))}if(e.positions){const t=d.collapseAABB3();e.positionsDecodeMatrix=d.mat4(),d.expandAABB3Points3(t,e.positions),e.positionsCompressed=Ln(e.positions,t,e.positionsDecodeMatrix),e.aabb=t}else if(e.positionsCompressed){const t=d.collapseAABB3();d.expandAABB3Points3(t,e.positionsCompressed),qt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}if(e.buckets){const t=d.collapseAABB3();for(let i=0,s=e.buckets.length;i<s;i++){const s=e.buckets[i];s.positions?d.expandAABB3Points3(t,s.positions):s.positionsCompressed&&d.expandAABB3Points3(t,s.positionsCompressed)}e.positionsDecodeMatrix&&qt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}e.meshMatrix&&(d.AABB3ToOBB3(e.aabb,kc),d.transformOBB3(e.meshMatrix,kc),d.OBB3ToAABB3(kc,e.aabb)),e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=zt(e.positions,e.indices,null,2):e.edgeIndices=zt(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.buckets||(e.buckets=Wc(e,this._enableVertexWelding&&this._enableIndexBucketing))}else{if(e.type=1,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):[255,255,255],e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.metallic=void 0!==e.metallic&&null!==e.metallic?Math.floor(255*e.metallic):0,e.roughness=void 0!==e.roughness&&null!==e.roughness?Math.floor(255*e.roughness):255,e.positions){const t=[];q(e.positions,t,Oc)&&(e.positions=t,e.origin=d.addVec3(e.origin,Oc,d.vec3()))}if(e.positions){const t=d.collapseAABB3();e.meshMatrix&&(d.transformPositions3(e.meshMatrix,e.positions,e.positions),e.meshMatrix=null),d.expandAABB3Points3(t,e.positions),e.aabb=t}else{const t=d.collapseAABB3();d.expandAABB3Points3(t,e.positionsCompressed),qt.decompressAABB(t,e.positionsDecodeMatrix),e.aabb=t}if(e.meshMatrix&&(d.AABB3ToOBB3(e.aabb,kc),d.transformOBB3(e.meshMatrix,kc),d.OBB3ToAABB3(kc,e.aabb)),e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=zt(e.positions,e.indices,null,2):e.edgeIndices=zt(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.textureSetId&&(e.textureSet=this._textureSets[e.textureSetId],!e.textureSet))return this.error(`[createMesh] Texture set not found: ${e.textureSetId} - ensure that you create it first with createTextureSet()`),!1}}else{if(e.positions||e.positionsCompressed||e.indices||e.edgeIndices||e.normals||e.normalsCompressed||e.uv||e.uvCompressed||e.positionsDecodeMatrix)return this.error("Mesh geometry parameters not expected when instancing a geometry (not expected: positions, positionsCompressed, indices, edgeIndices, normals, normalsCompressed, uv, uvCompressed, positionsDecodeMatrix)"),!1;if(e.geometry=this._geometries[e.geometryId],!e.geometry)return this.error(`[createMesh] Geometry not found: ${e.geometryId} - ensure that you create it first with createGeometry()`),!1;if(e.origin=e.origin?d.addVec3(this._origin,e.origin,d.vec3()):this._origin,e.positionsDecodeMatrix=e.geometry.positionsDecodeMatrix,e.transformId){if(e.transform=this._transforms[e.transformId],!e.transform)return this.error(`[createMesh] Transform not found: ${e.transformId} - ensure that you create it first with createTransform()`),!1;e.aabb=e.geometry.aabb}else{if(e.matrix)e.meshMatrix=e.matrix;else if(e.scale||e.rotation||e.position||e.quaternion){const t=e.scale||Qc,i=e.position||Vc;e.rotation?(d.eulerToQuaternion(e.rotation,"XYZ",Nc),e.meshMatrix=d.composeMat4(i,Nc,t,d.mat4())):e.meshMatrix=d.composeMat4(i,e.quaternion||Hc,t,d.mat4())}d.AABB3ToOBB3(e.geometry.aabb,kc),d.transformOBB3(e.meshMatrix,kc),e.aabb=d.OBB3ToAABB3(kc,d.AABB3())}if(!(!this._dtxEnabled||"triangles"!==e.geometry.primitive&&"solid"!==e.geometry.primitive&&"surface"!==e.geometry.primitive||e.textureSetId)){e.type=2,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):Gc,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255;let t=this._dtxBuckets[e.geometryId];t||(t=Wc(e.geometry,this._enableVertexWelding,this._enableIndexBucketing),this._dtxBuckets[e.geometryId]=t),e.buckets=t}else e.type=0,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):Gc,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.metallic=void 0!==e.metallic&&null!==e.metallic?Math.floor(255*e.metallic):0,e.roughness=void 0!==e.roughness&&null!==e.roughness?Math.floor(255*e.roughness):255,e.textureSetId&&(e.textureSet=this._textureSets[e.textureSetId])}return e.numPrimitives=this._getNumPrimitives(e),this._createMesh(e)}_createDefaultIndices(e){const t=[];for(let i=0;i<e;i++)t.push(i);return t}_createMesh(e){const t=new No(this,e.id,e.color,e.opacity,e.transform,e.textureSet);t.pickId=this.scene._renderer.getPickID(t);const i=t.pickId,s=i>>24&255,r=i>>16&255,o=i>>8&255,n=255&i;switch(e.pickColor=new Uint8Array([n,o,r,s]),e.solid="solid"===e.primitive,t.origin=d.vec3(e.origin),e.type){case 2:t.layer=this._getDTXLayer(e),t.aabb=e.aabb;break;case 1:t.layer=this._getVBOBatchingLayer(e),t.aabb=e.aabb;break;case 0:t.layer=this._getVBOInstancingLayer(e),t.aabb=e.aabb}return e.transform&&(e.meshMatrix=e.transform.worldMatrix),t.portionId=t.layer.createPortion(t,e),t.numPrimitives=e.numPrimitives,this._meshes[e.id]=t,this._unusedMeshes[e.id]=t,this._meshList.push(t),t}_getNumPrimitives(e){let t=0;switch(e.geometry?e.geometry.primitive:e.primitive){case"triangles":case"solid":case"surface":switch(e.type){case 2:for(let i=0,s=e.buckets.length;i<s;i++)t+=e.buckets[i].indices.length;break;case 1:t+=e.indices.length;break;case 0:t+=e.geometry.indices.length}return Math.round(t/3);case"points":switch(e.type){case 2:for(let i=0,s=e.buckets.length;i<s;i++)t+=e.buckets[i].positionsCompressed.length;break;case 1:t+=e.positions?e.positions.length:e.positionsCompressed.length;break;case 0:const i=e.geometry;t+=i.positions?i.positions.length:i.positionsCompressed.length}return Math.round(t);case"lines":case"line-strip":switch(e.type){case 2:for(let i=0,s=e.buckets.length;i<s;i++)t+=e.buckets[i].indices.length;break;case 1:t+=e.indices.length;break;case 0:t+=e.geometry.indices.length}return Math.round(t/2)}return 0}_getDTXLayer(e){const t=e.origin,i=e.geometry?e.geometry.primitive:e.primitive,s=`.${i}.${Math.round(t[0])}.${Math.round(t[1])}.${Math.round(t[2])}`;let r=this._dtxLayers[s];if(r){if(r.canCreatePortion(e))return r;delete this._dtxLayers[s],r=null}switch(i){case"triangles":case"solid":case"surface":r=new nc(this,{layerIndex:0,origin:t,primitive:i});break;case"lines":r=new UA(this,{layerIndex:0,origin:t,primitive:i});break;default:return}return this._dtxLayers[s]=r,this.layerList.push(r),this._layersToFinalize.push(r),r}_getVBOBatchingLayer(e){const t=this,i=e.origin;e.renderLayer;const s=e.positionsDecodeMatrix||e.positionsDecodeBoundary?this._createHashStringFromMatrix(e.positionsDecodeMatrix||e.positionsDecodeBoundary):"-",r=e.textureSetId||"-",o=`${Math.round(i[0])}.${Math.round(i[1])}.${Math.round(i[2])}.${e.primitive}.${s}.${r}`;let n=this._vboBatchingLayers[o];if(n)return n;let a=e.textureSet;for(;!n;){switch(e.primitive){case"triangles":case"solid":case"surface":n=new Jn({model:t,textureSet:a,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize,solid:"solid"===e.primitive,autoNormals:!0,primitive:e.primitive});break;case"lines":n=new ol({model:t,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize,primitive:e.primitive});break;case"points":n=new Wl({model:t,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize,primitive:e.primitive})}const s=e.positionsCompressed?e.positionsCompressed.length:e.positions.length;("points"===e.primitive?n.canCreatePortion(s):n.canCreatePortion(s,e.indices.length))||(n.finalize(),delete this._vboBatchingLayers[o],n=null)}return this._vboBatchingLayers[o]=n,this.layerList.push(n),this._layersToFinalize.push(n),n}_createHashStringFromMatrix(e){const t=e.join("");let i=0;for(let e=0;e<t.length;e++){i=(i<<5)-i+t.charCodeAt(e),i|=0}return(i>>>0).toString(16)}_getVBOInstancingLayer(e){const t=this,i=e.origin,s=e.textureSetId||"-",r=e.geometryId,o=`${Math.round(i[0])}.${Math.round(i[1])}.${Math.round(i[2])}.${s}.${r}`;let n=this._vboInstancingLayers[o];if(n)return n;let a=e.textureSet;const l=e.geometry;for(;!n;)switch(l.primitive){case"triangles":case"surface":n=new Qa({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0,solid:!1});break;case"solid":n=new Qa({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0,solid:!0});break;case"lines":n=new Pl({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0});break;case"points":n=new mA({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0})}return this._vboInstancingLayers[o]=n,this.layerList.push(n),this._layersToFinalize.push(n),n}createEntity(e){if(void 0===e.id?e.id=d.createUUID():this.scene.components[e.id]&&(this.error(`Scene already has a Component with this ID: ${e.id} - will assign random ID`),e.id=d.createUUID()),void 0===e.meshIds)return void this.error("Config missing: meshIds");let t=0;return this._visible&&!1!==e.visible&&(t|=te),this._pickable&&!1!==e.pickable&&(t|=se),this._culled&&!1!==e.culled&&(t|=ie),this._clippable&&!1!==e.clippable&&(t|=re),this._collidable&&!1!==e.collidable&&(t|=oe),this._edges&&!1!==e.edges&&(t|=Ae),this._xrayed&&!1!==e.xrayed&&(t|=ne),this._highlighted&&!1!==e.highlighted&&(t|=ae),this._selected&&!1!==e.selected&&(t|=le),e.flags=t,this._createEntity(e)}_createEntity(e){let t=[];for(let i=0,s=e.meshIds.length;i<s;i++){const s=e.meshIds[i];let r=this._meshes[s];r?r.parent?this.error(`Mesh with ID "${s}" already belongs to object with ID "${r.parent.id}" - ignoring this mesh`):(t.push(r),delete this._unusedMeshes[s]):this.error(`Mesh with this ID not found: "${s}" - ignoring this mesh`)}const i=new ue(this,e.isObject,e.id,t,e.flags,!0);return this._entityList.push(i),this._entities[e.id]=i,this._entitiesToFinalize.push(i),this.numEntities++,i}preFinalize(){if(this.destroyed)return!1;if(0===this._layersToFinalize.length)return!1;this._createDummyEntityForUnusedMeshes();for(let e=0,t=this._layersToFinalize.length;e<t;e++){this._layersToFinalize[e].finalize()}this._vboBatchingLayers={},this._vboInstancingLayers={},this._dtxLayers={},this._layersToFinalize=[];for(let e=0,t=this._entitiesToFinalize.length;e<t;e++){this._entitiesToFinalize[e]._finalize()}for(let e=0,t=this._entitiesToFinalize.length;e<t;e++){this._entitiesToFinalize[e]._finalize2()}this._entitiesToFinalize=[],this.scene._aabbDirty=!0,this._viewMatrixDirty=!0,this._matrixDirty=!0,this._aabbDirty=!0,this._setWorldMatrixDirty(),this._sceneModelDirty(),this.position=this._position,this.layerList.sort(((e,t)=>e.sortId<t.sortId?-1:e.sortId>t.sortId?1:0));for(let e=0,t=this.layerList.length;e<t;e++){this.layerList[e].layerIndex=e}this.glRedraw(),this._layersFinalized=!0}finalize(){this.destroyed||(this.preFinalize(),this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={})}stateSortCompare(e,t){}rebuildRenderFlags(){this.renderFlags.reset(),this._updateRenderFlagsVisibleLayers(),this.renderFlags.numLayers>0&&0===this.renderFlags.numVisibleLayers?this.renderFlags.culled=!0:this._updateRenderFlags()}_updateRenderFlagsVisibleLayers(){const e=this.renderFlags;e.numLayers=this.layerList.length,e.numVisibleLayers=0;for(let t=0,i=this.layerList.length;t<i;t++){const i=this.layerList[t];this._getActiveSectionPlanesForLayer(i)&&(e.visibleLayers[e.numVisibleLayers++]=t)}}_createDummyEntityForUnusedMeshes(){const e=Object.keys(this._unusedMeshes);if(e.length>0){const t=`${this.id}-${d.createUUID()}`;this.warn(`Creating dummy SceneModelEntity "${t}" for unused SceneMeshes: [${e.join(",")}]`),this.createEntity({id:t,meshIds:e,isObject:!0})}this._unusedMeshes={}}_getActiveSectionPlanesForLayer(e){const t=this.renderFlags,i=this.scene._sectionPlanesState.sectionPlanes,s=i.length,r=e.layerIndex*s;if(s>0)for(let e=0;e<s;e++){i[e].active?(t.sectionPlanesActivePerLayer[r+e]=!0,t.sectioned=!0):t.sectionPlanesActivePerLayer[r+e]=!1}return!0}_updateRenderFlags(){if(0===this.numVisibleLayerPortions)return;if(this.numCulledLayerPortions===this.numPortions)return;const e=this.renderFlags;if(e.colorOpaque=this.numTransparentLayerPortions<this.numPortions,this.numTransparentLayerPortions>0&&(e.colorTransparent=!0),this.numXRayedLayerPortions>0){const t=this.scene.xrayMaterial._state;t.fill&&(t.fillAlpha<1?e.xrayedSilhouetteTransparent=!0:e.xrayedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.xrayedEdgesTransparent=!0:e.xrayedEdgesOpaque=!0)}if(this.numEdgesLayerPortions>0){this.scene.edgeMaterial._state.edges&&(e.edgesOpaque=this.numTransparentLayerPortions<this.numPortions,this.numTransparentLayerPortions>0&&(e.edgesTransparent=!0))}if(this.numSelectedLayerPortions>0){const t=this.scene.selectedMaterial._state;t.fill&&(t.fillAlpha<1?e.selectedSilhouetteTransparent=!0:e.selectedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.selectedEdgesTransparent=!0:e.selectedEdgesOpaque=!0)}if(this.numHighlightedLayerPortions>0){const t=this.scene.highlightMaterial._state;t.fill&&(t.fillAlpha<1?e.highlightedSilhouetteTransparent=!0:e.highlightedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.highlightedEdgesTransparent=!0:e.highlightedEdgesOpaque=!0)}}drawColorOpaque(e,t){const i=this.renderFlags;for(let t=0,s=i.visibleLayers.length;t<s;t++){const s=i.visibleLayers[t];this.layerList[s].drawColorOpaque(i,e)}}drawColorTransparent(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawColorTransparent(t,e)}}drawDepth(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawDepth(t,e)}}drawNormals(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawNormals(t,e)}}drawSilhouetteXRayed(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawSilhouetteXRayed(t,e)}}drawSilhouetteHighlighted(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawSilhouetteHighlighted(t,e)}}drawSilhouetteSelected(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawSilhouetteSelected(t,e)}}drawEdgesColorOpaque(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesColorOpaque(t,e)}}drawEdgesColorTransparent(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesColorTransparent(t,e)}}drawEdgesXRayed(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesXRayed(t,e)}}drawEdgesHighlighted(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesHighlighted(t,e)}}drawEdgesSelected(e){const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawEdgesSelected(t,e)}}drawOcclusion(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawOcclusion(t,e)}}drawShadow(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawShadow(t,e)}}setPickMatrices(e,t){if(0===this._numVisibleLayerPortions)return;const i=this.renderFlags;for(let s=0,r=i.visibleLayers.length;s<r;s++){const r=i.visibleLayers[s],o=this.layerList[r];o.setPickMatrices&&o.setPickMatrices(e,t)}}drawPickMesh(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawPickMesh(t,e)}}drawPickDepths(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawPickDepths(t,e)}}drawPickNormals(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i];this.layerList[s].drawPickNormals(t,e)}}drawSnapInit(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i],r=this.layerList[s];r.drawSnapInit&&(e.snapPickOrigin=[0,0,0],e.snapPickCoordinateScale=[1,1,1],e.snapPickLayerNumber++,r.drawSnapInit(t,e),e.snapPickLayerParams[e.snapPickLayerNumber]={origin:e.snapPickOrigin.slice(),coordinateScale:e.snapPickCoordinateScale.slice()})}}drawSnap(e){if(0===this.numVisibleLayerPortions)return;const t=this.renderFlags;for(let i=0,s=t.visibleLayers.length;i<s;i++){const s=t.visibleLayers[i],r=this.layerList[s];r.drawSnap&&(e.snapPickOrigin=[0,0,0],e.snapPickCoordinateScale=[1,1,1],e.snapPickLayerNumber++,r.drawSnap(t,e),e.snapPickLayerParams[e.snapPickLayerNumber]={origin:e.snapPickOrigin.slice(),coordinateScale:e.snapPickCoordinateScale.slice()})}}destroy(){for(let e in this._vboBatchingLayers)this._vboBatchingLayers.hasOwnProperty(e)&&this._vboBatchingLayers[e].destroy();this._vboBatchingLayers={};for(let e in this._vboInstancingLayers)this._vboInstancingLayers.hasOwnProperty(e)&&this._vboInstancingLayers[e].destroy();this._vboInstancingLayers={},this.scene.camera.off(this._onCameraViewMatrix),this.scene.off(this._onTick);for(let e=0,t=this.layerList.length;e<t;e++)this.layerList[e].destroy();this.layerList=[];for(let e=0,t=this._entityList.length;e<t;e++)this._entityList[e]._destroy();this._layersToFinalize={},this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={},this._meshes={},this._entities={},this.scene._aabbDirty=!0,this._isModel&&this.scene._deregisterModel(this),0!==Vo&&(Vo--,0===Vo&&Qo._clear()),super.destroy()}}function Wc(e,t,i){let s,r,o,n;if(t||i?[s,r,o]=Bc({positionsCompressed:e.positionsCompressed,indices:e.indices,edgeIndices:e.edgeIndices}):(s=e.positionsCompressed,r=e.indices,o=e.edgeIndices),i){n=Ec({positionsCompressed:s,indices:r,edgeIndices:o},s.length/3>65536?16:8)}else n=[{positionsCompressed:s,indices:r,edgeIndices:o}];return n}class Kc extends R{constructor(e,t={}){if(super(e,t),this._positions=t.positions||[],t.indices)this._indices=t.indices;else{this._indices=[];for(let e=0,t=this._positions.length/3-1;e<t;e+=2)this._indices.push(e),this._indices.push(e+1)}this._sceneModel=new zc(this,{isModel:!1}),this._sceneModel.createMesh({id:"linesMesh",primitive:"lines",positions:this._positions,indices:this._indices}),this._sceneModel.createEntity({meshIds:["linesMesh"],visible:t.visible,clippable:t.clippable,collidable:t.collidable}),this._sceneModel.finalize(),this.scene._lineSetCreated(this)}set visible(e){this._sceneModel.visible=e}get visible(){return this._sceneModel.visible}get positions(){return this._positions}get indices(){return this._indices}destroy(){super.destroy(),this.scene._lineSetDestroyed(this)}}const Xc=d.vec3(),Jc=d.vec3(),Yc=d.vec3(),Zc=d.vec3();class qc extends z{constructor(e,t={}){super("BCFViewpoints",e,t),this.originatingSystem=t.originatingSystem||"xeokit.io",this.authoringTool=t.authoringTool||"xeokit.io"}getViewpoint(e={}){const t=this.viewer.scene,i=t.camera,s=t.realWorldOffset,r=!0===e.reverseClippingPlanes;let o={},n=d.normalizeVec3(d.subVec3(i.look,i.eye,d.vec3())),a=i.eye,l=i.up;i.yUp&&(n=tu(n),a=tu(a),l=tu(l));const A=$c(d.addVec3(a,s));"ortho"===i.projection?o.orthogonal_camera={camera_view_point:A,camera_direction:$c(n),camera_up_vector:$c(l),view_to_world_scale:i.ortho.scale}:o.perspective_camera={camera_view_point:A,camera_direction:$c(n),camera_up_vector:$c(l),field_of_view:i.perspective.fov};const h=t.sectionPlanes;for(let e in h)if(h.hasOwnProperty(e)){let t=h[e];if(!t.active)continue;let n,a=t.pos;n=r?d.negateVec3(t.dir,d.vec3()):t.dir,i.yUp&&(a=tu(a),n=tu(n)),d.addVec3(a,s),a=$c(a),n=$c(n),o.clipping_planes||(o.clipping_planes=[]),o.clipping_planes.push({location:a,direction:n})}const c=t.lineSets;for(let e in c)if(c.hasOwnProperty(e)){const t=c[e];o.lines||(o.lines=[]);const i=t.positions,s=t.indices;for(let e=0,t=s.length/2;e<t;e++){const t=s[2*e],r=s[2*e+1];o.lines.push({start_point:{x:i[3*t+0],y:i[3*t+1],z:i[3*t+2]},end_point:{x:i[3*r+0],y:i[3*r+1],z:i[3*r+2]}})}}const u=t.bitmaps;for(let e in u)if(u.hasOwnProperty(e)){let t=u[e],r=t.pos,n=t.normal,a=t.up;i.yUp&&(r=tu(r),n=tu(n),a=tu(a)),d.addVec3(r,s),o.bitmaps||(o.bitmaps=[]),o.bitmaps.push({bitmap_type:t.type,bitmap_data:t.imageData,location:$c(r),normal:$c(n),up:$c(a),height:t.height})}o.components={visibility:{view_setup_hints:{spaces_visible:!!e.spacesVisible,space_boundaries_visible:!!e.spaceBoundariesVisible,openings_visible:!!e.openingsVisible,spaces_translucent:!!e.spaces_translucent,space_boundaries_translucent:!!e.space_boundaries_translucent,openings_translucent:!!e.openings_translucent}}};const p=new Set(t.opacityObjectIds),f=new Set(t.xrayedObjectIds),g=new Set(t.colorizedObjectIds),m=Object.values(t.objects).filter((e=>p.has(e.id)||g.has(e.id)||f.has(e.id))).reduce(((e,i)=>{let s,r=function(e){let t="";return t+=Math.round(255*e[0]).toString(16).padStart(2,"0"),t+=Math.round(255*e[1]).toString(16).padStart(2,"0"),t+=Math.round(255*e[2]).toString(16).padStart(2,"0"),t}(i.colorize);i.xrayed?(s=0===t.xrayMaterial.fillAlpha&&0!==t.xrayMaterial.edgeAlpha?.1:t.xrayMaterial.fillAlpha,s=Math.round(255*s).toString(16).padStart(2,"0"),r=s+r):p.has(i.id)&&(s=Math.round(255*i.opacity).toString(16).padStart(2,"0"),r=s+r),e[r]||(e[r]=[]);const o=i.id,n=i.originalSystemId,a={ifc_guid:n,originating_system:this.originatingSystem};return n!==o&&(a.authoring_tool_id=o),e[r].push(a),e}),{}),_=Object.entries(m).map((([e,t])=>({color:e,components:t})));o.components.coloring=_;const v=t.objectIds,b=t.visibleObjects,y=t.visibleObjectIds,x=v.filter((e=>!b[e])),B=t.selectedObjectIds;return e.defaultInvisible||y.length<x.length?(o.components.visibility.exceptions=this._createBCFComponents(y),o.components.visibility.default_visibility=!1):(o.components.visibility.exceptions=this._createBCFComponents(x),o.components.visibility.default_visibility=!0),o.components.selection=this._createBCFComponents(B),o.components.translucency=this._createBCFComponents(t.xrayedObjectIds),!1!==e.snapshot&&(o.snapshot={snapshot_type:"png",snapshot_data:this.viewer.getSnapshot({format:"png"})}),o}_createBCFComponents(e){const t=this.viewer.scene,i=[];for(let s=0,r=e.length;s<r;s++){const r=e[s],o=t.objects[r];if(o){const e={ifc_guid:o.originalSystemId,originating_system:this.originatingSystem};o.originalSystemId!==r&&(e.authoring_tool_id=r),i.push(e)}}return i}setViewpoint(e,t={}){if(!e)return;const i=this.viewer,s=i.scene,r=s.camera,o=!1!==t.rayCast,n=!1!==t.immediate,a=!1!==t.reset,l=s.realWorldOffset,A=!0===t.reverseClippingPlanes;if(s.clearSectionPlanes(),e.clipping_planes&&e.clipping_planes.length>0&&e.clipping_planes.forEach((function(e){let t=eu(e.location,Xc),i=eu(e.direction,Xc);A&&d.negateVec3(i),d.subVec3(t,l),r.yUp&&(t=iu(t),i=iu(i)),new Sr(s,{pos:t,dir:i})})),s.clearLines(),e.lines&&e.lines.length>0){const t=[],i=[];let r=0;e.lines.forEach((e=>{e.start_point&&e.end_point&&(t.push(e.start_point.x),t.push(e.start_point.y),t.push(e.start_point.z),t.push(e.end_point.x),t.push(e.end_point.y),t.push(e.end_point.z),i.push(r++),i.push(r++))})),new Kc(s,{positions:t,indices:i,clippable:!1,collidable:!0})}if(s.clearBitmaps(),e.bitmaps&&e.bitmaps.length>0&&e.bitmaps.forEach((function(e){const t=e.bitmap_type||"jpg",i=e.bitmap_data;let o=eu(e.location,Jc),n=eu(e.normal,Yc),a=eu(e.up,Zc),l=e.height||1;t&&i&&o&&n&&a&&(r.yUp&&(o=iu(o),n=iu(n),a=iu(a)),new yo(s,{src:i,type:t,pos:o,normal:n,up:a,clippable:!1,collidable:!0,height:l}))})),a&&(s.setObjectsXRayed(s.xrayedObjectIds,!1),s.setObjectsHighlighted(s.highlightedObjectIds,!1),s.setObjectsSelected(s.selectedObjectIds,!1)),e.components){if(e.components.visibility){e.components.visibility.default_visibility?(s.setObjectsVisible(s.objectIds,!0),e.components.visibility.exceptions&&e.components.visibility.exceptions.forEach((e=>this._withBCFComponent(t,e,(e=>e.visible=!1))))):(s.setObjectsVisible(s.objectIds,!1),e.components.visibility.exceptions&&e.components.visibility.exceptions.forEach((e=>this._withBCFComponent(t,e,(e=>e.visible=!0)))));const r=e.components.visibility.view_setup_hints;r&&(!1===r.spaces_visible&&s.setObjectsVisible(i.metaScene.getObjectIDsByType("IfcSpace"),!1),void 0!==r.spaces_translucent&&s.setObjectsXRayed(i.metaScene.getObjectIDsByType("IfcSpace"),!0),r.space_boundaries_visible,!1===r.openings_visible&&s.setObjectsVisible(i.metaScene.getObjectIDsByType("IfcOpening"),!0),r.space_boundaries_translucent,void 0!==r.openings_translucent&&s.setObjectsXRayed(i.metaScene.getObjectIDsByType("IfcOpening"),!0))}e.components.selection&&(s.setObjectsSelected(s.selectedObjectIds,!1),e.components.selection.forEach((e=>this._withBCFComponent(t,e,(e=>e.selected=!0))))),e.components.translucency&&(s.setObjectsXRayed(s.xrayedObjectIds,!1),e.components.translucency.forEach((e=>this._withBCFComponent(t,e,(e=>e.xrayed=!0))))),e.components.coloring&&e.components.coloring.forEach((e=>{let i=e.color,s=0,r=!1;8===i.length&&(s=parseInt(i.substring(0,2),16)/256,s<=1&&s>=.95&&(s=1),i=i.substring(2),r=!0);const o=[parseInt(i.substring(0,2),16)/256,parseInt(i.substring(2,4),16)/256,parseInt(i.substring(4,6),16)/256];e.components.map((e=>this._withBCFComponent(t,e,(e=>{e.colorize=o,r&&(e.opacity=s)}))))}))}if(e.perspective_camera||e.orthogonal_camera){let a,A,h,c;if(e.perspective_camera?(a=eu(e.perspective_camera.camera_view_point,Xc),A=eu(e.perspective_camera.camera_direction,Xc),h=eu(e.perspective_camera.camera_up_vector,Xc),r.perspective.fov=e.perspective_camera.field_of_view,c="perspective"):(a=eu(e.orthogonal_camera.camera_view_point,Xc),A=eu(e.orthogonal_camera.camera_direction,Xc),h=eu(e.orthogonal_camera.camera_up_vector,Xc),r.ortho.scale=e.orthogonal_camera.view_to_world_scale,c="ortho"),d.subVec3(a,l),r.yUp&&(a=iu(a),A=iu(A),h=iu(h)),o){const e=s.pick({pickSurface:!0,origin:a,direction:A});A=e?e.worldPos:d.addVec3(a,A,Xc)}else A=d.addVec3(a,A,Xc);n?(r.eye=a,r.look=A,r.up=h,r.projection=c):i.cameraFlight.flyTo({eye:a,look:A,up:h,duration:t.duration,projection:c})}}_withBCFComponent(e,t,i){const s=this.viewer,r=s.scene;if(t.authoring_tool_id&&t.originating_system===this.originatingSystem){const o=t.authoring_tool_id,n=r.objects[o];if(n)return void i(n);if(e.updateCompositeObjects){if(s.metaScene.metaObjects[o])return void r.withObjects(s.metaScene.getObjectIDsInSubtree(o),i)}}if(t.ifc_guid){const o=t.ifc_guid,n=r.objects[o];if(n)return void i(n);if(e.updateCompositeObjects){if(s.metaScene.metaObjects[o])return void r.withObjects(s.metaScene.getObjectIDsInSubtree(o),i)}Object.keys(r.models).forEach((t=>{const n=d.globalizeObjectId(t,o),a=r.objects[n];if(a)i(a);else if(e.updateCompositeObjects){s.metaScene.metaObjects[n]&&r.withObjects(s.metaScene.getObjectIDsInSubtree(n),i)}}))}}destroy(){super.destroy()}}function $c(e){return{x:e[0],y:e[1],z:e[2]}}function eu(e,t){return(t=new Float64Array(3))[0]=e.x,t[1]=e.y,t[2]=e.z,t}function tu(e){return new Float64Array([e[0],-e[2],e[1]])}function iu(e){return new Float64Array([e[0],e[2],-e[1]])}const su=d.vec3(),ru=d.vec3(),ou=(e,t,i,s)=>{var r=e-i,o=t-s;return Math.sqrt(r*r+o*o)};class nu extends R{constructor(e,t={}){if(super(e.viewer.scene,t),this.plugin=e,this._container=t.container,!this._container)throw"config missing: container";this._eventSubs={};var i=this.plugin.viewer.scene;this._originWorld=d.vec3(),this._targetWorld=d.vec3(),this._wp=new Float64Array(24),this._vp=new Float64Array(24),this._pp=new Float64Array(24),this._cp=new Float64Array(8),this._xAxisLabelCulled=!1,this._yAxisLabelCulled=!1,this._zAxisLabelCulled=!1,this._color=t.color||this.plugin.defaultColor;const s=t.onMouseOver?e=>{t.onMouseOver(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseover",e))}:null,r=t.onMouseLeave?e=>{t.onMouseLeave(e,this),this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseleave",e))}:null,o=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousedown",e))},n=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseup",e))},a=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousemove",e))},l=t.onContextMenu?e=>{t.onContextMenu(e,this)}:null,A=e=>{this.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))};this._originDot=new _e(i,t.origin,this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._targetDot=new _e(i,t.target,this._container,{fillColor:this._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._lengthWire=new xe(this._container,{color:this._color,thickness:2,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._xAxisWire=new xe(this._container,{color:"#FF0000",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._yAxisWire=new xe(this._container,{color:"green",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._zAxisWire=new xe(this._container,{color:"blue",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._lengthLabel=new Be(this._container,{fillColor:this._color,prefix:"",text:"",zIndex:void 0!==e.zIndex?e.zIndex+4:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._xAxisLabel=new Be(this._container,{fillColor:"red",prefix:"X",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._yAxisLabel=new Be(this._container,{fillColor:"green",prefix:"Y",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._zAxisLabel=new Be(this._container,{fillColor:"blue",prefix:"Z",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:s,onMouseLeave:r,onMouseWheel:A,onMouseDown:o,onMouseUp:n,onMouseMove:a,onContextMenu:l}),this._measurementOrientation="Horizontal",this._wpDirty=!1,this._vpDirty=!1,this._cpDirty=!1,this._sectionPlanesDirty=!0,this._visible=!1,this._originVisible=!1,this._targetVisible=!1,this._useRotationAdjustment=!1,this._wireVisible=!1,this._axisVisible=!1,this._xAxisVisible=!1,this._yAxisVisible=!1,this._zAxisVisible=!1,this._axisEnabled=!0,this._xLabelEnabled=!1,this._yLabelEnabled=!1,this._zLabelEnabled=!1,this._lengthLabelEnabled=!1,this._labelsVisible=!1,this._labelsOnWires=!1,this._clickable=!1,this._originDot.on("worldPos",(e=>{this._originWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._targetDot.on("worldPos",(e=>{this._targetWorld.set(e||[0,0,0]),this._wpDirty=!0,this._needUpdate(0)})),this._onViewMatrix=i.camera.on("viewMatrix",(()=>{this._vpDirty=!0,this._needUpdate(0)})),this._onProjMatrix=i.camera.on("projMatrix",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onCanvasBoundary=i.canvas.on("boundary",(()=>{this._cpDirty=!0,this._needUpdate(0)})),this._onMetricsUnits=i.metrics.on("units",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onMetricsScale=i.metrics.on("scale",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onMetricsOrigin=i.metrics.on("origin",(()=>{this._cpDirty=!0,this._needUpdate()})),this._onSectionPlaneUpdated=i.on("sectionPlaneUpdated",(()=>{this._sectionPlanesDirty=!0,this._needUpdate()})),this.approximate=t.approximate,this.visible=t.visible,this.originVisible=t.originVisible,this.targetVisible=t.targetVisible,this.wireVisible=t.wireVisible,this.axisVisible=t.axisVisible,this.xAxisVisible=t.xAxisVisible,this.yAxisVisible=t.yAxisVisible,this.zAxisVisible=t.zAxisVisible,this.xLabelEnabled=t.xLabelEnabled,this.yLabelEnabled=t.yLabelEnabled,this.zLabelEnabled=t.zLabelEnabled,this.lengthLabelEnabled=t.lengthLabelEnabled,this.labelsVisible=t.labelsVisible,this.labelsOnWires=t.labelsOnWires,this._useRotationAdjustment=t.useRotationAdjustment,this._axesBasis=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]}set axesBasis(e){this._axesBasis=e.slice(),this._wpDirty=!0,this._needUpdate(0)}get axesBasis(){return this._axesBasis}_update(){if(!this._visible)return;const e=this.plugin.viewer.scene;if(this._wpDirty){const e=d.subVec3(this._targetWorld,this._originWorld,ru);this._factors=d.transformVec3(this._axesBasis,e),this._measurementOrientation=function(e,t,i){return Math.abs(t[1]-e[1])>i?"Vertical":"Horizontal"}(this._originWorld,this._targetWorld,0),"Vertical"===this._measurementOrientation&&this._useRotationAdjustment?(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._originWorld[0],this._wp[5]=this._originWorld[1],this._wp[6]=this._originWorld[2],this._wp[7]=1,this._wp[8]=this._originWorld[0],this._wp[9]=this._targetWorld[1],this._wp[10]=this._originWorld[2],this._wp[11]=1,this._wp[12]=this._targetWorld[0],this._wp[13]=this._targetWorld[1],this._wp[14]=this._targetWorld[2],this._wp[15]=1):(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._originWorld[0]+this._axesBasis[0]*this._factors[0],this._wp[5]=this._originWorld[1]+this._axesBasis[4]*this._factors[0],this._wp[6]=this._originWorld[2]+this._axesBasis[8]*this._factors[0],this._wp[7]=1,this._wp[8]=this._originWorld[0]+this._axesBasis[0]*this._factors[0]+this._axesBasis[1]*this._factors[1],this._wp[9]=this._originWorld[1]+this._axesBasis[4]*this._factors[0]+this._axesBasis[5]*this._factors[1],this._wp[10]=this._originWorld[2]+this._axesBasis[8]*this._factors[0]+this._axesBasis[9]*this._factors[1],this._wp[11]=1,this._wp[12]=this._targetWorld[0],this._wp[13]=this._targetWorld[1],this._wp[14]=this._targetWorld[2],this._wp[15]=1),this._wpDirty=!1,this._vpDirty=!0}if(this._vpDirty&&(d.transformPositions4(e.camera.viewMatrix,this._wp,this._vp),this._vp[3]=1,this._vp[7]=1,this._vp[11]=1,this._vp[15]=1,this._vpDirty=!1,this._cpDirty=!0),this._sectionPlanesDirty){if(this._isSliced(this._originWorld)||this._isSliced(this._targetWorld))return this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0),this._lengthLabel.setCulled(!0),this._xAxisWire.setCulled(!0),this._yAxisWire.setCulled(!0),this._zAxisWire.setCulled(!0),this._lengthWire.setCulled(!0),this._originDot.setCulled(!0),void this._targetDot.setCulled(!0);this._xAxisLabel.setCulled(!1),this._yAxisLabel.setCulled(!1),this._zAxisLabel.setCulled(!1),this._lengthLabel.setCulled(!1),this._xAxisWire.setCulled(!1),this._yAxisWire.setCulled(!1),this._zAxisWire.setCulled(!1),this._lengthWire.setCulled(!1),this._originDot.setCulled(!1),this._targetDot.setCulled(!1),this._sectionPlanesDirty=!0}const t=this._originDot.viewPos[2],i=this._targetDot.viewPos[2];if(t>-.3||i>-.3)return this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0),this._lengthLabel.setCulled(!0),this._xAxisWire.setVisible(!1),this._yAxisWire.setVisible(!1),this._zAxisWire.setVisible(!1),this._lengthWire.setVisible(!1),this._originDot.setVisible(!1),void this._targetDot.setVisible(!1);if(this._cpDirty){d.transformPositions4(e.camera.project.matrix,this._vp,this._pp);var s=this._pp,r=this._cp,o=e.canvas.canvas.getBoundingClientRect();const t=this._container.getBoundingClientRect();var n=o.top-t.top,a=o.left-t.left,l=e.canvas.boundary,A=l[2],h=l[3],c=0;const i=this.plugin.viewer.scene.metrics,f=i.scale,g=i.units,m=i.unitsInfo[g].abbrev;for(var u=0,p=s.length;u<p;u+=4)r[c]=a+Math.floor((1+s[u+0]/s[u+3])*A/2),r[c+1]=n+Math.floor((1-s[u+1]/s[u+3])*h/2),c+=2;if(this._lengthWire.setStartAndEnd(r[0],r[1],r[6],r[7]),this._xAxisWire.setStartAndEnd(r[0],r[1],r[2],r[3]),this._yAxisWire.setStartAndEnd(r[2],r[3],r[4],r[5]),this._zAxisWire.setStartAndEnd(r[4],r[5],r[6],r[7]),this.labelsVisible){if(this._lengthLabel.setPosOnWire(r[0],r[1],r[6],r[7]),this.labelsOnWires)this._xAxisLabel.setPosOnWire(r[0],r[1],r[2],r[3]),this._yAxisLabel.setPosOnWire(r[2],r[3],r[4],r[5]),this._zAxisLabel.setPosOnWire(r[4],r[5],r[6],r[7]);else{const e=35;let t=e;this._xAxisLabel.setPosOnWire(r[0],r[1]+t,r[6],r[7]+t),t+=e,this._yAxisLabel.setPosOnWire(r[0],r[1]+t,r[6],r[7]+t),t+=e,this._zAxisLabel.setPosOnWire(r[0],r[1]+t,r[6],r[7]+t)}const e=this._approximate?" ~ ":" = ";this._length=Math.abs(d.lenVec3(d.subVec3(this._targetWorld,this._originWorld,su))),this._lengthLabel.setText(e+(this._length*f).toFixed(2)+m);const t=Math.abs(ou(r[0],r[1],r[2],r[3])),i=Math.abs(ou(r[2],r[3],r[4],r[5])),s=Math.abs(ou(r[4],r[5],r[6],r[7])),o=this.plugin.labelMinAxisLength;this.labelsOnWires?(this._xAxisLabelCulled=t<o,this._yAxisLabelCulled=i<o,this._zAxisLabelCulled=s<o):(this._xAxisLabelCulled=!1,this._yAxisLabelCulled=!1,this._zAxisLabelCulled=!1),this._xAxisLabelCulled?this._xAxisLabel.setCulled(!0):(this._xAxisLabel.setText(e+Math.abs(this._factors[0]*f).toFixed(2)+m),this._xAxisLabel.setCulled(!this.axisVisible)),this._yAxisLabelCulled?this._yAxisLabel.setCulled(!0):(this._yAxisLabel.setText(e+Math.abs(this._factors[1]*f).toFixed(2)+m),this._yAxisLabel.setCulled(!this.axisVisible)),this._zAxisLabelCulled?this._zAxisLabel.setCulled(!0):("Vertical"===this._measurementOrientation&&this._useRotationAdjustment?(this._zAxisLabel.setPrefix(""),this._zAxisLabel.setText(e+Math.abs(d.lenVec3(d.subVec3(this._targetWorld,[this._originWorld[0],this._targetWorld[1],this._originWorld[2]],su))*f).toFixed(2)+m)):(this._zAxisLabel.setPrefix("Z"),this._zAxisLabel.setText(e+Math.abs(this._factors[2]*f).toFixed(2)+m)),this._zAxisLabel.setCulled(!this.axisVisible))}else this._lengthLabel.setCulled(!0),this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0);this._originDot.setVisible(this._visible&&this._originVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._xAxisWire.setVisible(this.axisVisible&&this.xAxisVisible),this._yAxisWire.setVisible(this.axisVisible&&this.yAxisVisible),this._zAxisWire.setVisible(this.axisVisible&&this.zAxisVisible),this._lengthWire.setVisible(this.wireVisible),this._lengthLabel.setCulled(!this.wireVisible),this._cpDirty=!1}}_isSliced(e){const t=this.scene._sectionPlanesState.sectionPlanes;for(let i=0,s=t.length;i<s;i++){const s=t[i];if(d.planeClipsPositions3(s.pos,s.dir,e,4))return!0}return!1}set approximate(e){e=!1!==e,this._approximate!==e&&(this._approximate=e,this._cpDirty=!0,this._needUpdate(0))}get approximate(){return this._approximate}get origin(){return this._originDot}get target(){return this._targetDot}get length(){this._update();const e=this.plugin.viewer.scene.metrics.scale;return this._length*e}get color(){return this._color}set color(e){this._color=e,this._originDot.setFillColor(e),this._targetDot.setFillColor(e),this._lengthWire.setColor(e),this._lengthLabel.setFillColor(e)}set visible(e){e=void 0!==e?Boolean(e):this.plugin.defaultVisible,this._visible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._lengthWire.setVisible(this._visible&&this._wireVisible),this._lengthLabel.setVisible(this._visible&&this._wireVisible&&this._lengthLabelEnabled);const t=this._visible&&this._axisVisible&&this._xAxisVisible,i=this._visible&&this._axisVisible&&this._yAxisVisible,s=this._visible&&this._axisVisible&&this._zAxisVisible;this._xAxisWire.setVisible(t),this._yAxisWire.setVisible(i),this._zAxisWire.setVisible(s),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._EnabledVisible),this._yAxisLabel.setVisible(i&&!this._yAxisLabelCulled&&this._yLabelEnabled),this._zAxisLabel.setVisible(s&&!this._zAxisLabelCulled&&this._zLabelEnabled),this._cpDirty=!0,this._needUpdate()}get visible(){return this._visible}set originVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultOriginVisible,this._originVisible=e,this._originDot.setVisible(this._visible&&this._originVisible)}get originVisible(){return this._originVisible}set targetVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultTargetVisible,this._targetVisible=e,this._targetDot.setVisible(this._visible&&this._targetVisible)}get targetVisible(){return this._targetVisible}set useRotationAdjustment(e){e=void 0!==e?Boolean(e):this.plugin.useRotationAdjustment,this._useRotationAdjustment=e}get useRotationAdjustment(){return this._useRotationAdjustment}set axisEnabled(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._axisEnabled=e;var t=this._visible&&this._axisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t&&this._xAxisVisible),this._yAxisWire.setVisible(t&&this._yAxisVisible),this._zAxisWire.setVisible(t&&this._zAxisVisible),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xAxisVisible&&this._xLabelEnabled),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._xAxisVisible&&this._yLabelEnabled),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._xAxisVisible&&this._zLabelEnabled),this._cpDirty=!0,this._needUpdate()}get axisEnabled(){return this._axisEnabled}set axisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._axisVisible=e;var t=this._visible&&this._axisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t&&this._xAxisVisible),this._yAxisWire.setVisible(t&&this._yAxisVisible),this._zAxisWire.setVisible(t&&this._zAxisVisible),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xAxisVisible),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._yAxisVisible),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._zAxisVisible),this._cpDirty=!0,this._needUpdate()}get axisVisible(){return this._axisVisible}set xAxisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._xAxisVisible=e;const t=this._visible&&this._axisVisible&&this._xAxisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xLabelEnabled),this._cpDirty=!0,this._needUpdate()}get xAxisVisible(){return this._xAxisVisible}set yAxisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._yAxisVisible=e;const t=this._visible&&this._axisVisible&&this._yAxisVisible&&this._axisEnabled;this._yAxisWire.setVisible(t),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._yLabelEnabled),this._cpDirty=!0,this._needUpdate()}get yAxisVisible(){return this._yAxisVisible}set zAxisVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._zAxisVisible=e;const t=this._visible&&this._axisVisible&&this._zAxisVisible&&this._axisEnabled;this._zAxisWire.setVisible(t),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._zLabelEnabled),this._cpDirty=!0,this._needUpdate()}get zAxisVisible(){return this._zAxisVisible}set wireVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultWireVisible,this._wireVisible=e;var t=this._visible&&this._wireVisible;this._lengthLabel.setVisible(t&&this._lengthLabelEnabled),this._lengthWire.setVisible(t)}get wireVisible(){return this._wireVisible}set labelsVisible(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsVisible,this._labelsVisible=e;var t=this._visible&&this._labelsVisible;this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._xLabelEnabled),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._yLabelEnabled),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._zLabelEnabled),this._lengthLabel.setVisible(t&&this._lengthLabelEnabled),this._cpDirty=!0,this._needUpdate()}get labelsVisible(){return this._labelsVisible}set xLabelEnabled(e){e=void 0!==e?Boolean(e):this.plugin.defaultXLabelEnabled,this._xLabelEnabled=e;var t=this._visible&&this._labelsVisible;this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._xLabelEnabled),this._cpDirty=!0,this._needUpdate()}get xLabelEnabled(){return this._xLabelEnabled}set yLabelEnabled(e){e=void 0!==e?Boolean(e):this.plugin.defaultYLabelEnabled,this._yLabelEnabled=e;var t=this._visible&&this._labelsVisible;this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._yLabelEnabled),this._cpDirty=!0,this._needUpdate()}get yLabelEnabled(){return this._yLabelEnabled}set zLabelEnabled(e){e=void 0!==e?Boolean(e):this.plugin.defaultZLabelEnabled,this._zLabelEnabled=e;var t=this._visible&&this._labelsVisible;this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._zLabelEnabled),this._cpDirty=!0,this._needUpdate()}get zLabelEnabled(){return this._zLabelEnabled}set lengthLabelEnabled(e){e=void 0!==e?Boolean(e):this.plugin.defaultLengthLabelEnabled,this._lengthLabelEnabled=e;var t=this._visible&&this._labelsVisible;this._lengthLabel.setVisible(t&&!this._lengthAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._lengthLabelEnabled),this._cpDirty=!0,this._needUpdate()}get lengthLabelEnabled(){return this._lengthLabelEnabled}set labelsOnWires(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsOnWires,this._labelsOnWires=e}get labelsOnWires(){return this._labelsOnWires}setHighlighted(e){this._originDot.setHighlighted(e),this._targetDot.setHighlighted(e),this._xAxisWire.setHighlighted(e),this._yAxisWire.setHighlighted(e),this._zAxisWire.setHighlighted(e),this._xAxisLabel.setHighlighted(e),this._yAxisLabel.setHighlighted(e),this._zAxisLabel.setHighlighted(e),this._lengthWire.setHighlighted(e),this._lengthLabel.setHighlighted(e)}set clickable(e){e=!!e,this._clickable=e,this._originDot.setClickable(this._clickable),this._targetDot.setClickable(this._clickable),this._xAxisWire.setClickable(this._clickable),this._yAxisWire.setClickable(this._clickable),this._zAxisWire.setClickable(this._clickable),this._lengthWire.setClickable(this._clickable),this._xAxisLabel.setClickable(this._clickable),this._yAxisLabel.setClickable(this._clickable),this._zAxisLabel.setClickable(this._clickable),this._lengthLabel.setClickable(this._clickable)}get clickable(){return this._clickable}destroy(){const e=this.plugin.viewer.scene,t=e.metrics;this._onViewMatrix&&e.camera.off(this._onViewMatrix),this._onProjMatrix&&e.camera.off(this._onProjMatrix),this._onCanvasBoundary&&e.canvas.off(this._onCanvasBoundary),this._onMetricsUnits&&t.off(this._onMetricsUnits),this._onMetricsScale&&t.off(this._onMetricsScale),this._onMetricsOrigin&&t.off(this._onMetricsOrigin),this._onSectionPlaneUpdated&&e.off(this._onSectionPlaneUpdated),this._originDot.destroy(),this._targetDot.destroy(),this._xAxisWire.destroy(),this._yAxisWire.destroy(),this._zAxisWire.destroy(),this._lengthLabel.destroy(),this._xAxisLabel.destroy(),this._yAxisLabel.destroy(),this._zAxisLabel.destroy(),this._lengthWire.destroy(),super.destroy()}}class au extends R{get active(){}set snapping(e){}get snapping(){return!0}activate(){}deactivate(){}reset(){}get currentMeasurement(){return null}destroy(){}}class lu extends au{constructor(e,t={}){super(e.viewer.scene),this._canvasToPagePos=t.canvasToPagePos,this.pointerLens=t.pointerLens,this._active=!1,this._currentDistanceMeasurement=null,this._currentDistanceMeasurementInitState={wireVisible:null,axisVisible:null,xAxisVisible:null,yaxisVisible:null,zAxisVisible:null,targetVisible:null},this._initMarkerDiv(),this._snapping=!1!==t.snapping,this._mouseState=0,this._attachPlugin(e,t)}_initMarkerDiv(){const e=document.createElement("div"),t=this.scene.canvas.canvas;t.parentNode.insertBefore(e,t),e.style.background="black",e.style.border="2px solid blue",e.style.borderRadius="10px",e.style.width="5px",e.style.height="5px",e.style.top="-200px",e.style.left="-200px",e.style.margin="0 0",e.style.zIndex="100",e.style.position="absolute",e.style.pointerEvents="none",this._markerDiv=e}_destroyMarkerDiv(){this._markerDiv&&(this._markerDiv.parentNode.removeChild(this._markerDiv),this._markerDiv=null)}_attachPlugin(e,t={}){this.distanceMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;this._markerDiv||this._initMarkerDiv(),this.fire("activated",!0);const e=this.distanceMeasurementsPlugin,t=this.scene,i=e.viewer.cameraControl,s=t.canvas.canvas;t.input;let r=!1;const o=d.vec3(),n=d.vec2();let a,l;let A=null;this._mouseState=0;const h=d.vec2(),c=e=>{const t=e.snappedCanvasPos||e.canvasPos;if(r=!0,o.set(e.worldPos),n.set(e.canvasPos),0===this._mouseState){if(this._canvasToPagePos)this._canvasToPagePos(s,t,h),this._markerDiv.style.left=h[0]-5+"px",this._markerDiv.style.top=h[1]-5+"px";else{const e=d.vec2(t);me(s,this._markerDiv.parentNode,e),this._markerDiv.style.left=e[0]-5+"px",this._markerDiv.style.top=e[1]-5+"px"}this._markerDiv.style.background="pink",e.snappedToVertex||e.snappedToEdge?(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=e.canvasPos,this.pointerLens.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos,this.pointerLens.snapped=!0),this._markerDiv.style.background="greenyellow",this._markerDiv.style.border="2px solid green"):(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=e.canvasPos,this.pointerLens.snappedCanvasPos=e.canvasPos,this.pointerLens.snapped=!1),this._markerDiv.style.background="pink",this._markerDiv.style.border="2px solid red"),A=e.entity}else this._markerDiv.style.left="-10000px",this._markerDiv.style.top="-10000px";s.style.cursor="pointer",this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.wireVisible=this._currentDistanceMeasurementInitState.wireVisible,this._currentDistanceMeasurement.axisVisible=this._currentDistanceMeasurementInitState.axisVisible&&this.distanceMeasurementsPlugin.defaultAxisVisible,this._currentDistanceMeasurement.xAxisVisible=this._currentDistanceMeasurementInitState.xAxisVisible&&this.distanceMeasurementsPlugin.defaultXAxisVisible,this._currentDistanceMeasurement.yAxisVisible=this._currentDistanceMeasurementInitState.yAxisVisible&&this.distanceMeasurementsPlugin.defaultYAxisVisible,this._currentDistanceMeasurement.zAxisVisible=this._currentDistanceMeasurementInitState.zAxisVisible&&this.distanceMeasurementsPlugin.defaultZAxisVisible,this._currentDistanceMeasurement.targetVisible=this._currentDistanceMeasurementInitState.targetVisible,this._currentDistanceMeasurement.target.worldPos=o.slice(),this._markerDiv.style.left="-10000px",this._markerDiv.style.top="-10000px")};this._onHoverSnapOrSurface=i.on("hoverSnapOrSurface",(e=>{this._snapping&&c(e)})),this._onHoverSurface=i.on("hoverSurface",(e=>{this._snapping||c(e)})),s.addEventListener("mousedown",this._onMouseDown=e=>{1===e.which&&(a=e.clientX,l=e.clientY)}),s.addEventListener("mouseup",this._onMouseUp=t=>{1===t.which&&(t.clientX>a+20||t.clientX<a-20||t.clientY>l+20||t.clientY<l-20||(this._currentDistanceMeasurement?r?(this._currentDistanceMeasurement.target.entity=A,A=null,this._currentDistanceMeasurement.clickable=!0,this.distanceMeasurementsPlugin.fire("measurementEnd",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null):(this._currentDistanceMeasurement.destroy(),this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null,A=null):r&&(this._currentDistanceMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:o.slice(),entity:A},target:{worldPos:o.slice(),entity:A},approximate:!0}),this._currentDistanceMeasurementInitState.axisVisible=this._currentDistanceMeasurement.axisVisible&&this.distanceMeasurementsPlugin.defaultAxisVisible,this._currentDistanceMeasurementInitState.xAxisVisible=this._currentDistanceMeasurement.xAxisVisible&&this.distanceMeasurementsPlugin.defaultXAxisVisible,this._currentDistanceMeasurementInitState.yAxisVisible=this._currentDistanceMeasurement.yAxisVisible&&this.distanceMeasurementsPlugin.defaultYAxisVisible,this._currentDistanceMeasurementInitState.zAxisVisible=this._currentDistanceMeasurement.zAxisVisible&&this.distanceMeasurementsPlugin.defaultZAxisVisible,this._currentDistanceMeasurementInitState.wireVisible=this._currentDistanceMeasurement.wireVisible,this._currentDistanceMeasurementInitState.targetVisible=this._currentDistanceMeasurement.targetVisible,this._currentDistanceMeasurement.clickable=!1,this._currentDistanceMeasurement.origin.entity=A,A=null,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement))))});const u=e=>{this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=e.canvasPos,this.pointerLens.snappedCanvasPos=e.snappedCanvasPos||e.canvasPos),r=!1,this._markerDiv.style.left="-100px",this._markerDiv.style.top="-100px",this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.axisVisible=!1),s.style.cursor="default"};this._onHoverSnapOrSurfaceOff=i.on("hoverSnapOrSurfaceOff",(e=>{this._snapping&&u(e)})),this._onHoverOff=i.on("hoverOff",(e=>{this._snapping||u(e)})),this._active=!0}deactivate(){if(!this._active)return;this.fire("activated",!1),this.pointerLens&&(this.pointerLens.visible=!1),this.reset();const e=this.scene.canvas.canvas;e.removeEventListener("mousedown",this._onMouseDown),e.removeEventListener("mouseup",this._onMouseUp);const t=this.distanceMeasurementsPlugin.viewer.cameraControl;t.off(this._onHoverSnapOrSurface),t.off(this._onHoverSurface),t.off(this._onHoverSnapOrSurfaceOff),t.off(this._onHoverOff),this._active=!1}reset(){this._active&&(this._destroyMarkerDiv(),this._initMarkerDiv(),this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._mouseState=0)}get currentMeasurement(){return this._currentDistanceMeasurement}destroy(){this.deactivate(),super.destroy()}}class Au extends z{constructor(e,t={}){super("DistanceMeasurements",e),this._pointerLens=t.pointerLens,this._container=t.container||document.body,this._defaultControl=null,this._measurements={},this.labelMinAxisLength=t.labelMinAxisLength,this.defaultVisible=!1!==t.defaultVisible,this.defaultOriginVisible=!1!==t.defaultOriginVisible,this.defaultTargetVisible=!1!==t.defaultTargetVisible,this.defaultWireVisible=!1!==t.defaultWireVisible,this.defaultXLabelEnabled=!1!==t.defaultXLabelEnabled,this.defaultYLabelEnabled=!1!==t.defaultYLabelEnabled,this.defaultZLabelEnabled=!1!==t.defaultZLabelEnabled,this.defaultLengthLabelEnabled=!1!==t.defaultLengthLabelEnabled,this.defaultLabelsVisible=!1!==t.defaultLabelsVisible,this.defaultAxisVisible=!1!==t.defaultAxisVisible,this.defaultXAxisVisible=!1!==t.defaultXAxisVisible,this.defaultYAxisVisible=!1!==t.defaultYAxisVisible,this.defaultZAxisVisible=!1!==t.defaultZAxisVisible,this.defaultColor=void 0!==t.defaultColor?t.defaultColor:"#00BBFF",this.zIndex=t.zIndex||1e4,this.defaultLabelsOnWires=!1!==t.defaultLabelsOnWires,this.useRotationAdjustment=void 0!==t.useRotationAdjustment&&!1!==t.useRotationAdjustment,this._onMouseOver=(e,t)=>{this.fire("mouseOver",{plugin:this,distanceMeasurement:t,measurement:t,event:e})},this._onMouseLeave=(e,t)=>{this.fire("mouseLeave",{plugin:this,distanceMeasurement:t,measurement:t,event:e})},this._onContextMenu=(e,t)=>{this.fire("contextMenu",{plugin:this,distanceMeasurement:t,measurement:t,event:e})}}getContainerElement(){return this._container}send(e,t){}get pointerLens(){return this._pointerLens}get control(){return this._defaultControl||(this._defaultControl=new lu(this,{})),this._defaultControl}get measurements(){return this._measurements}set labelMinAxisLength(e){e<1&&(this.error("labelMinAxisLength must be >= 1; defaulting to 25"),e=25),this._labelMinAxisLength=e||25}get labelMinAxisLength(){return this._labelMinAxisLength}set useRotationAdjustment(e){e=void 0!==e&&Boolean(e),this._useRotationAdjustment=e}get useRotationAdjustment(){return this._useRotationAdjustment}createMeasurement(e={}){this.viewer.scene.components[e.id]&&(this.error("Viewer scene component with this ID already exists: "+e.id),delete e.id);const t=e.origin,i=e.target,s=new nu(this,{id:e.id,plugin:this,container:this._container,origin:{entity:t.entity,worldPos:t.worldPos},target:{entity:i.entity,worldPos:i.worldPos},visible:e.visible,wireVisible:e.wireVisible,axisVisible:!1!==e.axisVisible&&!1!==this.defaultAxisVisible,xAxisVisible:!1!==e.xAxisVisible&&!1!==this.defaultXAxisVisible,yAxisVisible:!1!==e.yAxisVisible&&!1!==this.defaultYAxisVisible,zAxisVisible:!1!==e.zAxisVisible&&!1!==this.defaultZAxisVisible,xLabelEnabled:!1!==e.xLabelEnabled&&!1!==this.defaultXLabelEnabled,yLabelEnabled:!1!==e.yLabelEnabled&&!1!==this.defaultYLabelEnabled,zLabelEnabled:!1!==e.zLabelEnabled&&!1!==this.defaultZLabelEnabled,lengthLabelEnabled:!1!==e.lengthLabelEnabled&&!1!==this.defaultLengthLabelEnabled,labelsVisible:!1!==e.labelsVisible&&!1!==this.defaultLabelsVisible,useRotationAdjustment:this.useRotationAdjustment,originVisible:e.originVisible,targetVisible:e.targetVisible,color:e.color,labelsOnWires:!1!==e.labelsOnWires&&!1!==this.defaultLabelsOnWires,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._measurements[s.id]=s,s.clickable=!0,s.on("destroyed",(()=>{delete this._measurements[s.id]})),this.fire("measurementCreated",s),s}destroyMeasurement(e){const t=this._measurements[e];t?(t.destroy(),this.fire("measurementDestroyed",t)):this.log("DistanceMeasurement not found: "+e)}setLabelsShown(e){for(const[t,i]of Object.entries(this.measurements))i.labelShown=e}setAxisVisible(e){for(const[t,i]of Object.entries(this.measurements))i.axisVisible=e;this.defaultAxisVisible=e}getAxisVisible(){return this.defaultAxisVisible}clear(){const e=Object.keys(this._measurements);for(var t=0,i=e.length;t<i;t++)this.destroyMeasurement(e[t])}destroy(){this.clear(),super.destroy()}}class hu extends au{constructor(e,t={}){super(e.viewer.scene),this.pointerLens=t.pointerLens,this.pointerCircle=new G(e.viewer),this._active=!1;const i=document.createElement("div"),s=this.scene.canvas.canvas;s.parentNode.insertBefore(i,s),i.style.background="black",i.style.border="2px solid blue",i.style.borderRadius="10px",i.style.width="5px",i.style.height="5px",i.style.margin="-200px -200px",i.style.zIndex="100",i.style.position="absolute",i.style.pointerEvents="none",this.markerDiv=i,this._currentDistanceMeasurement=null,this._currentDistanceMeasurementInitState={wireVisible:null,axisVisible:null,xAxisVisible:null,yaxisVisible:null,zAxisVisible:null,targetVisible:null},this._longTouchTimeoutMs=300,this._snapping=!1!==t.snapping,this._attachPlugin(e,t)}_attachPlugin(e){this.distanceMeasurementsPlugin=e,this.plugin=e}get active(){return this._active}set snapping(e){this._snapping=e}get snapping(){return this._snapping}activate(){if(this._active)return;const e=this.plugin,t=this.scene,i=t.canvas.canvas;e.pointerLens;const s=d.vec3(),r=20;let o=null;this._touchState=0;const n=d.vec2(),a=d.vec2(),l=d.vec2();let A=null;const h=()=>{this.plugin.viewer.cameraControl.active=!1},c=()=>{this.plugin.viewer.cameraControl.active=!0},u=()=>{o&&(clearTimeout(o),o=null),this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),c(),this._touchState=0};i.addEventListener("touchstart",this._onCanvasTouchStart=l=>{const c=l.touches.length;if(1!==c)return void(o&&(clearTimeout(o),o=null));const p=l.touches[0],f=i.getBoundingClientRect(),g=p.clientX-f.left,m=p.clientY-f.top;switch(n.set([g,m]),a.set([g,m]),this._touchState){case 0:if(1!==c&&null!==o)return void u();const i=t.pick({canvasPos:a,snapping:this._snapping,snapToEdge:this._snapping});if(i&&i.snapped)s.set(i.worldPos),this.pointerCircle.start(i.snappedCanvasPos);else{const e=t.pick({canvasPos:a,pickSurface:!0});if(!e||!e.worldPos)return;s.set(e.worldPos),this.pointerCircle.start(e.canvasPos)}o=setTimeout((()=>{1!==c||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r||(this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.cursorPos=n),this.pointerLens&&(this.pointerLens.canvasPos=a,this.pointerLens.snapped=!1),this.pointerLens&&(this.pointerLens.cursorPos=i.canvasPos,this.pointerLens.snapped=!0),this._currentDistanceMeasurement?this._currentDistanceMeasurement.origin.worldPos=s:(this._currentDistanceMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:s,entity:i.entity},target:{worldPos:s,entity:i.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1),this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement),this._touchState=2,h())}),this._longTouchTimeoutMs),this._touchState=1,A=p.identifier;break;case 3:if(1!==c&&null!==o)return clearTimeout(o),void(o=null);1===c&&(o=setTimeout((()=>{if(o=null,1!==c||a[0]>n[0]+r||a[0]<n[0]-r||a[1]>n[1]+r||a[1]<n[1]-r)return;this.pointerLens&&(this.pointerLens.visible=!0,this.pointerLens.canvasPos=n,this.pointerLens.snapped=!1);const e=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping});if(e&&e.snapped)this.pointerLens&&(this.pointerLens.cursorPos=e.snappedCanvasPos,this.pointerLens.snapped=!0),this.pointerCircle.start(e.snappedCanvasPos),s.set(e.worldPos),this._currentDistanceMeasurement.target.worldPos=e.worldPos,this._currentDistanceMeasurement.target.entity=e.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement);else{const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=e.canvasPos,this.pointerLens.snapped=!1),this.pointerCircle.start(e.canvasPos),s.set(e.worldPos),this._currentDistanceMeasurement.target.worldPos=e.worldPos,this._currentDistanceMeasurement.target.entity=e.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)}this._touchState=5,h()}),this._longTouchTimeoutMs),this._touchState=4),A=p.identifier;break;default:return null!==o&&(clearTimeout(o),o=null),void(this._touchState=7)}},{passive:!0}),i.addEventListener("touchmove",(r=>{this.pointerCircle.stop();const n=r.touches.length;if(1!==n||1!==r.changedTouches.length)return void(o&&(clearTimeout(o),o=null));const l=r.touches[0],h=i.getBoundingClientRect(),c=l.clientX-h.left,u=l.clientY-h.top;if(l.identifier!==A)return;let p,f;switch(a.set([c,u]),this._touchState){case 2:this.pointerLens&&(this.pointerLens.canvasPos=a),p=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),p&&p.snapped?(this.pointerLens&&(this.pointerLens.snappedCanvasPos=p.snappedCanvasPos,this.pointerLens.snapped=!0),s.set(p.worldPos),this._currentDistanceMeasurement?this._currentDistanceMeasurement.origin.worldPos=p.worldPos:(this._currentDistanceMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:p.worldPos,entity:p.entity},target:{worldPos:p.worldPos,entity:p.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1),this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):(f=t.pick({canvasPos:a,pickSurface:!0}),f&&f.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=f.canvasPos,this.pointerLens.snapped=!1),s.set(f.worldPos),this._currentDistanceMeasurement?this._currentDistanceMeasurement.origin.worldPos=f.worldPos:(this._currentDistanceMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:f.worldPos,entity:f.entity},target:{worldPos:f.worldPos,entity:f.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1),this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):this.pointerLens&&(this.pointerLens.cursorPos=null,this.pointerLens.snapped=!1)),this._touchState=2;break;case 5:if(1!==n&&null!==o)return clearTimeout(o),o=null,this.pointerLens&&(this.pointerLens.visible=!1),void(this._touchState=7);this.pointerLens&&(this.pointerLens.canvasPos=a),p=t.pick({canvasPos:a,snapToVertex:this._snapping,snapToEdge:this._snapping}),p&&p.worldPos?(this.pointerLens&&(this.pointerLens.cursorPos=p.snappedCanvasPos,this.pointerLens.snapped=!0),this._currentDistanceMeasurement.target.worldPos=p.worldPos,this._currentDistanceMeasurement.target.entity=p.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0):(f=t.pick({canvasPos:a,pickSurface:!0}),f&&f.worldPos&&(this.pointerLens&&(this.pointerLens.cursorPos=f.canvasPos,this.pointerLens.snapped=!1),this._currentDistanceMeasurement.target.worldPos=f.worldPos,this._currentDistanceMeasurement.target.entity=f.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0)),this._touchState=5}}),{passive:!0}),i.addEventListener("touchend",this._onCanvasTouchEnd=s=>{this.pointerCircle.stop();const h=s.changedTouches.length;if(1!==h)return;const u=s.changedTouches[0],p=i.getBoundingClientRect(),f=u.clientX-p.left,g=u.clientY-p.top;if(u.identifier===A)switch(o&&(clearTimeout(o),o=null),l.set([f,g]),this._touchState){case 1:{if(1!==h||f>n[0]+r||f<n[0]-r||g>n[1]+r||g<n[1]-r)return void(this._touchState=0);const i=t.pick({canvasPos:a,pickSurface:!0});i&&i.worldPos?(this._currentDistanceMeasurement=e.createMeasurement({id:d.createUUID(),origin:{worldPos:i.worldPos,entity:i.entity},target:{worldPos:i.worldPos,entity:i.entity}}),this._currentDistanceMeasurement.labelsVisible=!1,this._currentDistanceMeasurement.xAxisVisible=!1,this._currentDistanceMeasurement.yAxisVisible=!1,this._currentDistanceMeasurement.zAxisVisible=!1,this._currentDistanceMeasurement.wireVisible=!1,this._currentDistanceMeasurement.originVisible=!0,this._currentDistanceMeasurement.targetVisible=!1,this._currentDistanceMeasurement.clickable=!1,this._touchState=3,this.distanceMeasurementsPlugin.fire("measurementStart",this._currentDistanceMeasurement)):(this._currentDistanceMeasurement&&this._currentDistanceMeasurement.destroy(),this._touchState=0)}c();break;case 2:this.pointerLens&&(this.pointerLens.visible=!1),this._currentDistanceMeasurement?this._touchState=3:(this.pointerLens&&(this.pointerLens.snapped=!1,this.pointerLens.visible=!1),this._touchState=0),c();break;case 4:{if(1!==h||f>n[0]+r||f<n[0]-r||g>n[1]+r||g<n[1]-r)return void(this._touchState=3);const e=t.pick({canvasPos:a,pickSurface:!0});e&&e.worldPos?(this._currentDistanceMeasurement.target.worldPos=e.worldPos,this._currentDistanceMeasurement.target.entity=e.entity,this._currentDistanceMeasurement.targetVisible=!0,this._currentDistanceMeasurement.wireVisible=!0,this._currentDistanceMeasurement.labelsVisible=!0,this._currentDistanceMeasurement.xAxisVisible=!0,this._currentDistanceMeasurement.yAxisVisible=!0,this._currentDistanceMeasurement.zAxisVisible=!0,this._currentDistanceMeasurement.clickable=!0,this.distanceMeasurementsPlugin.fire("measurementEnd",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null):this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._touchState=0}c();break;case 5:console.log("long touch"),this.pointerLens&&(this.pointerLens.visible=!1),this._currentDistanceMeasurement&&this._currentDistanceMeasurement.targetVisible?(this._currentDistanceMeasurement.clickable=!0,this.distanceMeasurementsPlugin.fire("measurementEnd",this._currentDistanceMeasurement),this._currentDistanceMeasurement=null,this._touchState=0):(this._currentDistanceMeasurement&&(this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._touchState=0),c()}},{passive:!0}),this._active=!0}deactivate(){if(!this._active)return;this.plugin.pointerLens&&(this.plugin.pointerLens.visible=!1),this.reset();const e=this.plugin.viewer.scene.canvas.canvas;e.removeEventListener("touchstart",this._onCanvasTouchStart),e.removeEventListener("touchend",this._onCanvasTouchEnd),this._active=!1,this.plugin.viewer.cameraControl.active=!0}reset(){this._active&&this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null)}get currentMeasurement(){return this._currentDistanceMeasurement}destroy(){this.deactivate(),super.destroy()}}class cu extends R{constructor(e,t,i,s){const r=e.plugin.viewer;super(r.scene);const o=be({viewer:r,handleMouseEvents:i,handleTouchEvents:s,pointerLens:t.pointerLens,dots:[e.origin,e.target],ray2WorldPos:(e,i,s)=>{const o=e=>{const t=r.scene.pick({canvasPos:s,snapToEdge:e,snapToVertex:e,pickSurface:!0});return t&&t.worldPos?t.worldPos:e&&o(!1)};return o(!!t.snapping)},onEnd:(e,t)=>{const i=!d.compareVec3(e,t.worldPos);return i&&this.fire("edited"),i}}),n=e.on("destroyed",o);this._deactivate=function(){e.off("destroyed",n),o()}}deactivate(){this._deactivate(),super.destroy()}}class uu extends cu{constructor(e,t){super(e,t,!0,!1)}}class du extends cu{constructor(e,t){super(e,t,!1,!0)}}class pu extends z{constructor(e,t={}){super("FastNav",e),this._hideColorTexture=!1!==t.hideColorTexture,this._hidePBR=!1!==t.hidePBR,this._hideSAO=!1!==t.hideSAO,this._hideEdges=!1!==t.hideEdges,this._hideTransparentObjects=!!t.hideTransparentObjects,this._scaleCanvasResolution=!!t.scaleCanvasResolution,this._defaultScaleCanvasResolutionFactor=t.defaultScaleCanvasResolutionFactor||1,this._scaleCanvasResolutionFactor=t.scaleCanvasResolutionFactor||.6,this._delayBeforeRestore=!1!==t.delayBeforeRestore,this._delayBeforeRestoreSeconds=t.delayBeforeRestoreSeconds||.5;let i=1e3*this._delayBeforeRestoreSeconds,s=!1;const r=()=>{i=1e3*this._delayBeforeRestoreSeconds,s||(e.scene._renderer.setColorTextureEnabled(!this._hideColorTexture),e.scene._renderer.setPBREnabled(!this._hidePBR),e.scene._renderer.setSAOEnabled(!this._hideSAO),e.scene._renderer.setTransparentEnabled(!this._hideTransparentObjects),e.scene._renderer.setEdgesEnabled(!this._hideEdges),this._scaleCanvasResolution?e.scene.canvas.resolutionScale=this._scaleCanvasResolutionFactor:e.scene.canvas.resolutionScale=this._defaultScaleCanvasResolutionFactor,s=!0)},o=()=>{e.scene.canvas.resolutionScale=this._defaultScaleCanvasResolutionFactor,e.scene._renderer.setEdgesEnabled(!0),e.scene._renderer.setColorTextureEnabled(!0),e.scene._renderer.setPBREnabled(!0),e.scene._renderer.setSAOEnabled(!0),e.scene._renderer.setTransparentEnabled(!0),s=!1};this._onCanvasBoundary=e.scene.canvas.on("boundary",r),this._onCameraMatrix=e.scene.camera.on("matrix",r),this._onSceneTick=e.scene.on("tick",(e=>{s&&(i-=e.deltaTime,(!this._delayBeforeRestore||i<=0)&&o())}));let n=!1;this._onSceneMouseDown=e.scene.input.on("mousedown",(()=>{n=!0})),this._onSceneMouseUp=e.scene.input.on("mouseup",(()=>{n=!1})),this._onSceneMouseMove=e.scene.input.on("mousemove",(()=>{n&&r()}))}get hideColorTexture(){return this._hideColorTexture}set hideColorTexture(e){this._hideColorTexture=e}get hidePBR(){return this._hidePBR}set hidePBR(e){this._hidePBR=e}get hideSAO(){return this._hideSAO}set hideSAO(e){this._hideSAO=e}get hideEdges(){return this._hideEdges}set hideEdges(e){this._hideEdges=e}get hideTransparentObjects(){return this._hideTransparentObjects}set hideTransparentObjects(e){this._hideTransparentObjects=!1!==e}get scaleCanvasResolution(){return this._scaleCanvasResolution}set scaleCanvasResolution(e){this._scaleCanvasResolution=e}get defaultScaleCanvasResolutionFactor(){return this._defaultScaleCanvasResolutionFactor}set defaultScaleCanvasResolutionFactor(e){this._defaultScaleCanvasResolutionFactor=e||1}get scaleCanvasResolutionFactor(){return this._scaleCanvasResolutionFactor}set scaleCanvasResolutionFactor(e){this._scaleCanvasResolutionFactor=e||.6}get delayBeforeRestore(){return this._delayBeforeRestore}set delayBeforeRestore(e){this._delayBeforeRestore=e}get delayBeforeRestoreSeconds(){return this._delayBeforeRestoreSeconds}set delayBeforeRestoreSeconds(e){this._delayBeforeRestoreSeconds=null!=e?e:.5}send(e,t){}destroy(){this.viewer.scene.camera.off(this._onCameraMatrix),this.viewer.scene.canvas.off(this._onCanvasBoundary),this.viewer.scene.input.off(this._onSceneMouseDown),this.viewer.scene.input.off(this._onSceneMouseUp),this.viewer.scene.input.off(this._onSceneMouseMove),this.viewer.scene.off(this._onSceneTick),super.destroy()}}class fu{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getMetaModel(e,t,i){y.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}getGLTF(e,t,i){y.loadArraybuffer(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}getGLB(e,t,i){y.loadArraybuffer(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}getArrayBuffer(e,t,i,s){!function(e,t,i,s){var r=()=>{};i=i||r,s=s||r;const o=/^data:(.*?)(;base64)?,(.*)$/,n=t.match(o);if(n){const e=!!n[2];var a=n[3];a=window.decodeURIComponent(a),e&&(a=window.atob(a));try{const e=new ArrayBuffer(a.length),t=new Uint8Array(e);for(var l=0;l<a.length;l++)t[l]=a.charCodeAt(l);I.scheduleTask((function(){i(e)}))}catch(e){I.scheduleTask((function(){s(e)}))}}else{const r=function(e){var t=e.lastIndexOf("/");return 0!==t?e.substring(0,t+1):""}(e),o=r+t,n=new XMLHttpRequest;n.open("GET",o,!0),n.responseType="arraybuffer",n.onreadystatechange=function(){4===n.readyState&&(200===n.status?i(n.response):s("loadArrayBuffer error : "+n.response))},n.send(null)}}(this._cacheBusterURL(e),t,(e=>{i(e)}),(function(e){s(e)}))}}class gu{constructor(e={}){this._eventSubIDMap=null,this._eventSubEvents=null,this._eventSubs=null,this._events=null,this._locale="en",this._messages={},this._locales=[],this._locale="en",this.messages=e.messages,this.locale=e.locale}set messages(e){this._messages=e||{},this._locales=Object.keys(this._messages),this.fire("updated",this)}loadMessages(e={}){for(let t in e)this._messages[t]=e[t];this.messages=this._messages}clearMessages(){this.messages={}}get locales(){return this._locales}set locale(e){e=e||"de",this._locale!==e&&(this._locale=e,this.fire("updated",e))}get locale(){return this._locale}translate(e,t){const i=this._messages[this._locale];if(!i)return null;const s=mu(e,i);return s?t?_u(s,t):s:null}translatePlurals(e,t,i){const s=this._messages[this._locale];if(!s)return null;let r=mu(e,s);return r=0===(t=parseInt(""+t,10))?r.zero:t>1?r.other:r.one,r?(r=_u(r,[t]),i&&(r=_u(r,i)),r):null}fire(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={}),!0!==i&&(this._events[e]=t||!0);const s=this._eventSubs[e];if(s)for(const e in s)if(s.hasOwnProperty(e)){s[e].callback(t)}}on(t,i){this._events||(this._events={}),this._eventSubIDMap||(this._eventSubIDMap=new e),this._eventSubEvents||(this._eventSubEvents={}),this._eventSubs||(this._eventSubs={});let s=this._eventSubs[t];s||(s={},this._eventSubs[t]=s);const r=this._eventSubIDMap.addItem();s[r]={callback:i},this._eventSubEvents[r]=t;const o=this._events[t];return void 0!==o&&i(o),r}off(e){if(null==e)return;if(!this._eventSubEvents)return;const t=this._eventSubEvents[e];if(t){delete this._eventSubEvents[e];const i=this._eventSubs[t];i&&delete i[e],this._eventSubIDMap.removeItem(e)}}}function mu(e,t){if(t[e])return t[e];const i=e.split(".");let s=t;for(let e=0,t=i.length;s&&e<t;e++){s=s[i[e]]}return s}function _u(e,t=[]){return e.replace(/\{\{|\}\}|\{(\d+)\}/g,(function(e,i){return"{{"===e?"{":"}}"===e?"}":t[i]}))}class vu extends R{constructor(e,t={}){super(e,t),this.t=t.t}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get tangent(){return this.getTangent(this._t)}get length(){var e=this._getLengths();return e[e.length-1]}getTangent(e){var t=1e-4;void 0===e&&(e=this._t);var i=e-t,s=e+t;i<0&&(i=0),s>1&&(s=1);var r=this.getPoint(i),o=this.getPoint(s),n=d.subVec3(o,r,[]);return d.normalizeVec3(n,[])}getPointAt(e){var t=this.getUToTMapping(e);return this.getPoint(t)}getPoints(e){e||(e=5);var t,i=[];for(t=0;t<=e;t++)i.push(this.getPoint(t/e));return i}_getLengths(e){if(e||(e=this.__arcLengthDivisions?this.__arcLengthDivisions:200),this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;var t,i,s=[],r=this.getPoint(0),o=0;for(s.push(0),i=1;i<=e;i++)t=this.getPoint(i/e),o+=d.lenVec3(d.subVec3(t,r,[])),s.push(o),r=t;return this.cacheArcLengths=s,s}_updateArcLengths(){this.needsUpdate=!0,this._getLengths()}getUToTMapping(e,t){var i,s=this._getLengths(),r=0,o=s.length;i=t||e*s[o-1];for(var n,a=0,l=o-1;a<=l;)if((n=s[r=Math.floor(a+(l-a)/2)]-i)<0)a=r+1;else{if(!(n>0)){l=r;break}l=r-1}if(s[r=l]===i)return r/(o-1);var A=s[r];return(r+(i-A)/(s[r+1]-A))/(o-1)}}class bu extends vu{constructor(e,t={}){super(e,t),this.points=t.points,this.t=t.t}set points(e){this._points=e||[]}get points(){return this._points}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}getPoint(e){var t=this.points;if(!(t.length<3)){var i=(t.length-1)*e,s=Math.floor(i),r=i-s,o=t[0===s?s:s-1],n=t[s],a=t[s>t.length-2?t.length-1:s+1],l=t[s>t.length-3?t.length-1:s+2],A=d.vec3();return A[0]=d.catmullRomInterpolate(o[0],n[0],a[0],l[0],r),A[1]=d.catmullRomInterpolate(o[1],n[1],a[1],l[1],r),A[2]=d.catmullRomInterpolate(o[2],n[2],a[2],l[2],r),A}this.error("Can't sample point from SplineCurve - not enough points on curve - returning [0,0,0].")}getJSON(){return{points:points,t:this._t}}}const yu=d.vec3();class xu extends R{get type(){return"CameraPath"}constructor(e,t={}){super(e,t),this._frames=[],this._eyeCurve=new bu(this),this._lookCurve=new bu(this),this._upCurve=new bu(this),t.frames&&(this.addFrames(t.frames),this.smoothFrameTimes(1))}get frames(){return this._frames}get eyeCurve(){return this._eyeCurve}get lookCurve(){return this._lookCurve}get upCurve(){return this._upCurve}saveFrame(e){const t=this.scene.camera;this.addFrame(e,t.eye,t.look,t.up)}addFrame(e,t,i,s){const r={t:e,eye:t.slice(0),look:i.slice(0),up:s.slice(0)};this._frames.push(r),this._eyeCurve.points.push(r.eye),this._lookCurve.points.push(r.look),this._upCurve.points.push(r.up)}addFrames(e){let t;for(let i=0,s=e.length;i<s;i++)t=e[i],this.addFrame(t.t||0,t.eye,t.look,t.up)}loadFrame(e){const t=this.scene.camera;e=(e/=this._frames[this._frames.length-1].t-this._frames[0].t)<0?0:e>1?1:e,t.eye=this._eyeCurve.getPoint(e,yu),t.look=this._lookCurve.getPoint(e,yu),t.up=this._upCurve.getPoint(e,yu)}sampleFrame(e,t,i,s){e=e<0?0:e>1?1:e,this._eyeCurve.getPoint(e,t),this._lookCurve.getPoint(e,i),this._upCurve.getPoint(e,s)}smoothFrameTimes(e){if(0===this._frames.length)return;const t=d.vec3();var i=0;this._frames[0].t=0;const s=[];for(let e=1,o=this._frames.length;e<o;e++){var r=d.lenVec3(d.subVec3(this._frames[e].eye,this._frames[e-1].eye,t));s[e]=r,i+=r}for(let t=1,r=this._frames.length;t<r;t++){const r=s[t]/i*e;this._frames[t].t=this._frames[t-1].t+r}}clearFrames(){this._frames=[],this._eyeCurve.points=[],this._lookCurve.points=[],this._upCurve.points=[]}}const Bu=d.vec3(),wu=d.vec3(),Pu=d.vec3(),Cu=d.vec3(),Mu=d.vec3();class Eu extends R{get type(){return"CameraFlightAnimation"}constructor(e,t={}){super(e,t),this._look1=d.vec3(),this._eye1=d.vec3(),this._up1=d.vec3(),this._look2=d.vec3(),this._eye2=d.vec3(),this._up2=d.vec3(),this._orthoScale1=1,this._orthoScale2=1,this._flying=!1,this._flyEyeLookUp=!1,this._flyingEye=!1,this._flyingLook=!1,this._callback=null,this._callbackScope=null,this._time1=null,this._time2=null,this.easing=!1!==t.easing,this.duration=t.duration,this.fit=t.fit,this.fitFOV=t.fitFOV,this.trail=t.trail}flyTo(e,t,i){e=e||this.scene,this._flying&&this.stop(),this._flying=!1,this._flyingEye=!1,this._flyingLook=!1,this._flyingEyeLookUp=!1,this._callback=t,this._callbackScope=i;const s=this.scene.camera,r=!!e.projection&&e.projection!==s.projection;let o,n,a,l,A;if(this._eye1[0]=s.eye[0],this._eye1[1]=s.eye[1],this._eye1[2]=s.eye[2],this._look1[0]=s.look[0],this._look1[1]=s.look[1],this._look1[2]=s.look[2],this._up1[0]=s.up[0],this._up1[1]=s.up[1],this._up1[2]=s.up[2],this._orthoScale1=s.ortho.scale,this._orthoScale2=e.orthoScale||this._orthoScale1,e.aabb)o=e.aabb;else if(6===e.length)o=e;else if(e.eye&&e.look||e.up)n=e.eye,a=e.look,l=e.up;else if(e.eye)n=e.eye;else if(e.look)a=e.look;else{let s=e;if((y.isNumeric(s)||y.isString(s))&&(A=s,s=this.scene.components[A],!s))return this.error("Component not found: "+y.inQuotes(A)),void(t&&(i?t.call(i):t()));r||(o=s.aabb||this.scene.aabb)}const h=e.poi;if(o){if(o[3]<o[0]||o[4]<o[1]||o[5]<o[2])return;if(o[3]===o[0]&&o[4]===o[1]&&o[5]===o[2])return;o=o.slice();const t=d.getAABB3Center(o);this._look2=h||t;const i=d.subVec3(this._eye1,this._look1,Bu),s=d.normalizeVec3(i),r=h?d.getAABB3DiagPoint(o,h):d.getAABB3Diag(o),n=e.fitFOV||this._fitFOV,a=Math.abs(r/Math.tan(n*d.DEGTORAD));this._orthoScale2=1.1*r,this._eye2[0]=this._look2[0]+s[0]*a,this._eye2[1]=this._look2[1]+s[1]*a,this._eye2[2]=this._look2[2]+s[2]*a,this._up2[0]=this._up1[0],this._up2[1]=this._up1[1],this._up2[2]=this._up1[2],this._flyingEyeLookUp=!0}else(n||a||l)&&(this._flyingEyeLookUp=!!n&&!!a&&!!l,this._flyingEye=!!n&&!a,this._flyingLook=!!a&&!n,n&&(this._eye2[0]=n[0],this._eye2[1]=n[1],this._eye2[2]=n[2]),a&&(this._look2[0]=a[0],this._look2[1]=a[1],this._look2[2]=a[2]),l&&(this._up2[0]=l[0],this._up2[1]=l[1],this._up2[2]=l[2]));r?("ortho"===e.projection&&"ortho"!==s.projection&&(this._projection2="ortho",this._projMatrix1=s.projMatrix.slice(),this._projMatrix2=s.ortho.matrix.slice(),s.projection="customProjection"),"perspective"===e.projection&&"perspective"!==s.projection&&(this._projection2="perspective",this._projMatrix1=s.projMatrix.slice(),this._projMatrix2=s.perspective.matrix.slice(),s.projection="customProjection")):this._projection2=null,this.fire("started",e,!0),this._time1=Date.now(),this._time2=this._time1+(e.duration?1e3*e.duration:this._duration),this._flying=!0,I.scheduleTask(this._update,this)}jumpTo(e){this._jumpTo(e)}_jumpTo(e){this._flying&&this.stop();const t=this.scene.camera;var i,s,r,o,n;if(e.aabb)i=e.aabb;else if(6===e.length)i=e;else if(e.eye||e.look||e.up)r=e.eye,o=e.look,n=e.up;else{let t=e;if((y.isNumeric(t)||y.isString(t))&&(s=t,t=this.scene.components[s],!t))return void this.error("Component not found: "+y.inQuotes(s));i=t.aabb||this.scene.aabb}const a=e.poi;if(i){if(i[3]<=i[0]||i[4]<=i[1]||i[5]<=i[2])return;var l=a?d.getAABB3DiagPoint(i,a):d.getAABB3Diag(i);let s;o=a||d.getAABB3Center(i,o),this._trail?d.subVec3(t.look,o,Mu):d.subVec3(t.eye,t.look,Mu),d.normalizeVec3(Mu);s=(void 0!==e.fit?e.fit:this._fit)?Math.abs(l/Math.tan((e.fitFOV||this._fitFOV)*d.DEGTORAD)):d.lenVec3(d.subVec3(t.eye,t.look,Bu)),d.mulVec3Scalar(Mu,s),t.eye=d.addVec3(o,Mu,Bu),t.look=o,this.scene.camera.ortho.scale=1.1*l}else(r||o||n)&&(r&&(t.eye=r),o&&(t.look=o),n&&(t.up=n));e.projection&&(t.projection=e.projection)}_update(){if(!this._flying)return;let e=(Date.now()-this._time1)/(this._time2-this._time1);const t=e>=1;e>1&&(e=1);const i=this.easing?Eu._ease(e,0,1,1):e,s=this.scene.camera;if(this._flyingEye||this._flyingLook?this._flyingEye?(d.subVec3(s.eye,s.look,Mu),s.eye=d.lerpVec3(i,0,1,this._eye1,this._eye2,Pu),s.look=d.subVec3(Pu,Mu,wu)):this._flyingLook&&(s.look=d.lerpVec3(i,0,1,this._look1,this._look2,wu),s.up=d.lerpVec3(i,0,1,this._up1,this._up2,Cu)):this._flyingEyeLookUp&&(s.eye=d.lerpVec3(i,0,1,this._eye1,this._eye2,Pu),s.look=d.lerpVec3(i,0,1,this._look1,this._look2,wu),s.up=d.lerpVec3(i,0,1,this._up1,this._up2,Cu)),this._projection2){const t="ortho"===this._projection2?Eu._easeOutExpo(e,0,1,1):Eu._easeInCubic(e,0,1,1);s.customProjection.matrix=d.lerpMat4(t,0,1,this._projMatrix1,this._projMatrix2)}else s.ortho.scale=this._orthoScale1+e*(this._orthoScale2-this._orthoScale1);if(t)return s.ortho.scale=this._orthoScale2,void this.stop();I.scheduleTask(this._update,this)}static _ease(e,t,i,s){return-i*(e/=s)*(e-2)+t}static _easeInCubic(e,t,i,s){return i*(e/=s)*e*e+t}static _easeOutExpo(e,t,i,s){return i*(1-Math.pow(2,-10*e/s))+t}stop(){if(!this._flying)return;this._flying=!1,this._time1=null,this._time2=null,this._projection2&&(this.scene.camera.projection=this._projection2);const e=this._callback;e&&(this._callback=null,this._callbackScope?e.call(this._callbackScope):e()),this.fire("stopped",!0,!0)}cancel(){this._flying&&(this._flying=!1,this._time1=null,this._time2=null,this._callback&&(this._callback=null),this.fire("canceled",!0,!0))}set duration(e){this._duration=e?1e3*e:500,this.stop()}get duration(){return this._duration/1e3}set fit(e){this._fit=!1!==e}get fit(){return this._fit}set fitFOV(e){this._fitFOV=e||45}get fitFOV(){return this._fitFOV}set trail(e){this._trail=!!e}get trail(){return this._trail}destroy(){this.stop(),super.destroy()}}class Fu extends R{get type(){return"CameraPathAnimation"}constructor(e,t={}){super(e,t),this._cameraFlightAnimation=new Eu(this),this._t=0,this.state=Fu.SCRUBBING,this._playingFromT=0,this._playingToT=0,this._playingRate=t.playingRate||1,this._playingDir=1,this._lastTime=null,this.cameraPath=t.cameraPath,this._tick=this.scene.on("tick",this._updateT,this)}_updateT(){const e=this._cameraPath;if(!e)return;let t,i;const s=performance.now(),r=this._lastTime?.001*(s-this._lastTime):0;if(this._lastTime=s,0!==r)switch(this.state){case Fu.SCRUBBING:return;case Fu.PLAYING:if(this._t+=this._playingRate*r,t=this._cameraPath.frames.length,0===t||this._playingDir<0&&this._t<=0||this._playingDir>0&&this._t>=this._cameraPath.frames[t-1].t)return this.state=Fu.SCRUBBING,this._t=this._cameraPath.frames[t-1].t,void this.fire("stopped");e.loadFrame(this._t);break;case Fu.PLAYING_TO:i=this._t+this._playingRate*r*this._playingDir,(this._playingDir<0&&i<=this._playingToT||this._playingDir>0&&i>=this._playingToT)&&(i=this._playingToT,this.state=Fu.SCRUBBING,this.fire("stopped")),this._t=i,e.loadFrame(this._t)}}_ease(e,t,i,s){return-i*(e/=s)*(e-2)+t}set cameraPath(e){this._cameraPath=e}get cameraPath(){return this._cameraPath}set rate(e){this._playingRate=e}get rate(){return this._playingRate}play(){this._cameraPath&&(this._lastTime=null,this.state=Fu.PLAYING)}playToT(e){this._cameraPath&&(this._playingFromT=this._t,this._playingToT=e,this._playingDir=this._playingToT-this._playingFromT<0?-1:1,this._lastTime=null,this.state=Fu.PLAYING_TO)}playToFrame(e){const t=this._cameraPath;if(!t)return;const i=t.frames[e];i?this.playToT(i.t):this.error("playToFrame - frame index out of range: "+e)}flyToFrame(e,t){const i=this._cameraPath;if(!i)return;const s=i.frames[e];s?(this.state=Fu.SCRUBBING,this._cameraFlightAnimation.flyTo(s,t)):this.error("flyToFrame - frame index out of range: "+e)}scrubToT(e){const t=this._cameraPath;if(!t)return;this.scene.camera&&(this._t=e,t.loadFrame(this._t),this.state=Fu.SCRUBBING)}scrubToFrame(e){const t=this._cameraPath;if(!t)return;if(!this.scene.camera)return;t.frames[e]?(t.loadFrame(this._t),this.state=Fu.SCRUBBING):this.error("playToFrame - frame index out of range: "+e)}stop(){this.state=Fu.SCRUBBING,this.fire("stopped")}destroy(){super.destroy(),this.scene.off(this._tick)}}Fu.STOPPED=0,Fu.SCRUBBING=1,Fu.PLAYING=2,Fu.PLAYING_TO=3;const Iu=d.vec3(),Du=d.vec3();d.vec3();const Su=d.vec3([0,-1,0]),Tu=d.vec4([0,0,0,1]);class Ru extends R{constructor(e,t={}){super(e,t),this._src=null,this._image=null,this._pos=d.vec3(),this._origin=d.vec3(),this._rtcPos=d.vec3(),this._dir=d.vec3(),this._size=1,this._imageSize=d.vec2(),this._texture=new ro(this),this._plane=new Pr(this,{geometry:new ti(this,go({center:[0,0,0],xSize:1,zSize:1,xSegments:10,zSegments:10})),material:new ni(this,{diffuse:[0,0,0],ambient:[0,0,0],specular:[0,0,0],diffuseMap:this._texture,emissiveMap:this._texture,backfaces:!0}),clippable:t.clippable}),this._grid=new Pr(this,{geometry:new ti(this,fo({size:1,divisions:10})),material:new ni(this,{diffuse:[0,0,0],ambient:[0,0,0],emissive:[.2,.8,.2]}),position:[0,.001,0],clippable:t.clippable}),this._node=new Hr(this,{rotation:[0,0,0],position:[0,0,0],scale:[1,1,1],clippable:!1,children:[this._plane,this._grid]}),this._gridVisible=!1,this.visible=!0,this.gridVisible=t.gridVisible,this.position=t.position,this.rotation=t.rotation,this.dir=t.dir,this.size=t.size,this.collidable=t.collidable,this.clippable=t.clippable,this.pickable=t.pickable,this.opacity=t.opacity,t.image?this.image=t.image:this.src=t.src}set visible(e){this._plane.visible=e,this._grid.visible=this._gridVisible&&e}get visible(){return this._plane.visible}set gridVisible(e){e=!1!==e,this._gridVisible=e,this._grid.visible=this._gridVisible&&this.visible}get gridVisible(){return this._gridVisible}set image(e){this._image=e,this._image&&(this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage(),this._src=null,this._texture.image=this._image)}get image(){return this._image}set src(e){if(this._src=e,this._src){this._image=null;const e=new Image;e.onload=()=>{this._texture.image=e,this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage()},e.src=this._src}}get src(){return this._src}set position(e){this._pos.set(e||[0,0,0]),Z(this._pos,this._origin,this._rtcPos),this._node.origin=this._origin,this._node.position=this._rtcPos}get position(){return this._pos}set rotation(e){this._node.rotation=e}get rotation(){return this._node.rotation}set size(e){this._size=null==e?1:e,this._image&&this._updatePlaneSizeFromImage()}get size(){return this._size}set dir(e){if(this._dir.set(e||[0,0,-1]),e){const t=this.scene.center,i=[-this._dir[0],-this._dir[1],-this._dir[2]];d.subVec3(t,this.position,Iu);const s=-d.dotVec3(i,Iu);d.normalizeVec3(i),d.mulVec3Scalar(i,s,Du),d.vec3PairToQuaternion(Su,e,Tu),this._node.quaternion=Tu}}get dir(){return this._dir}set collidable(e){this._node.collidable=!1!==e}get collidable(){return this._node.collidable}set clippable(e){this._node.clippable=!1!==e}get clippable(){return this._node.clippable}set pickable(e){this._node.pickable=!1!==e}get pickable(){return this._node.pickable}set opacity(e){this._node.opacity=e}get opacity(){return this._node.opacity}destroy(){super.destroy()}_updatePlaneSizeFromImage(){const e=this._size,t=this._imageSize[0],i=this._imageSize[1];if(t>i){const s=i/t;this._node.scale=[e,1,e*s]}else{const s=t/i;this._node.scale=[e*s,1,e]}}}class Lu extends Vt{get type(){return"PointLight"}constructor(e,t={}){super(e,t);const i=this;this._shadowRenderBuf=null,this._shadowViewMatrix=null,this._shadowProjMatrix=null,this._shadowViewMatrixDirty=!0,this._shadowProjMatrixDirty=!0;const s=this.scene.camera,r=this.scene.canvas;this._onCameraViewMatrix=s.on("viewMatrix",(()=>{this._shadowViewMatrixDirty=!0})),this._onCameraProjMatrix=s.on("projMatrix",(()=>{this._shadowProjMatrixDirty=!0})),this._onCanvasBoundary=r.on("boundary",(()=>{this._shadowProjMatrixDirty=!0})),this._state=new vt({type:"point",pos:d.vec3([1,1,1]),color:d.vec3([.7,.7,.8]),intensity:1,attenuation:[0,0,0],space:t.space||"view",castsShadow:!1,getShadowViewMatrix:()=>{if(i._shadowViewMatrixDirty){i._shadowViewMatrix||(i._shadowViewMatrix=d.identityMat4());const e=i._state.pos,t=s.look,r=s.up;d.lookAtMat4v(e,t,r,i._shadowViewMatrix),i._shadowViewMatrixDirty=!1}return i._shadowViewMatrix},getShadowProjMatrix:()=>{if(i._shadowProjMatrixDirty){i._shadowProjMatrix||(i._shadowProjMatrix=d.identityMat4());const e=i.scene.canvas.canvas;d.perspectiveMat4(Math.PI/180*70,e.clientWidth/e.clientHeight,.1,500,i._shadowProjMatrix),i._shadowProjMatrixDirty=!1}return i._shadowProjMatrix},getShadowRenderBuf:()=>(i._shadowRenderBuf||(i._shadowRenderBuf=new dt(i.scene.canvas.canvas,i.scene.canvas.gl,{size:[1024,1024]})),i._shadowRenderBuf)}),this.pos=t.pos,this.color=t.color,this.intensity=t.intensity,this.constantAttenuation=t.constantAttenuation,this.linearAttenuation=t.linearAttenuation,this.quadraticAttenuation=t.quadraticAttenuation,this.castsShadow=t.castsShadow,this.scene._lightCreated(this)}set pos(e){this._state.pos.set(e||[1,1,1]),this._shadowViewMatrixDirty=!0,this.glRedraw()}get pos(){return this._state.pos}set color(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}get color(){return this._state.color}set intensity(e){e=void 0!==e?e:1,this._state.intensity=e,this.glRedraw()}get intensity(){return this._state.intensity}set constantAttenuation(e){this._state.attenuation[0]=e||0,this.glRedraw()}get constantAttenuation(){return this._state.attenuation[0]}set linearAttenuation(e){this._state.attenuation[1]=e||0,this.glRedraw()}get linearAttenuation(){return this._state.attenuation[1]}set quadraticAttenuation(e){this._state.attenuation[2]=e||0,this.glRedraw()}get quadraticAttenuation(){return this._state.attenuation[2]}set castsShadow(e){e=!!e,this._state.castsShadow!==e&&(this._state.castsShadow=e,this._shadowViewMatrixDirty=!0,this.glRedraw())}get castsShadow(){return this._state.castsShadow}destroy(){const e=this.scene.camera,t=this.scene.canvas;e.off(this._onCameraViewMatrix),e.off(this._onCameraProjMatrix),t.off(this._onCanvasBoundary),super.destroy(),this._state.destroy(),this._shadowRenderBuf&&this._shadowRenderBuf.destroy(),this.scene._lightDestroyed(this),this.glRedraw()}}function Uu(e){if(!Ou(e.width)||!Ou(e.height)){const t=document.createElement("canvas");t.width=ku(e.width),t.height=ku(e.height);t.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t.width,t.height),e=t}return e}function Ou(e){return 0==(e&e-1)}function ku(e){--e;for(let t=1;t<32;t<<=1)e|=e>>t;return e+1}class Nu extends R{get type(){return"CubeTexture"}constructor(e,t={}){super(e,t);const i=this.scene.canvas.gl;this._state=new vt({texture:new qr({gl:i,target:i.TEXTURE_CUBE_MAP}),flipY:this._checkFlipY(t.minFilter),encoding:this._checkEncoding(t.encoding),minFilter:1008,magFilter:1006,wrapS:1001,wrapT:1001,mipmaps:!0}),this._src=t.src,this._images=[],this._loadSrc(t.src),m.memory.textures++}_checkFlipY(e){return!!e}_checkEncoding(e){return 3e3!==(e=e||3e3)&&3001!==e&&(this.error("Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),e=3e3),e}_webglContextRestored(){this.scene.canvas.gl,this._state.texture=null,this._src&&this._loadSrc(this._src)}_loadSrc(e){const t=this,i=this.scene.canvas.gl;this._images=[];let s=!1,r=0;for(let o=0;o<e.length;o++){const n=new Image;n.onload=function(){let e=n;const a=o;return function(){if(!s&&(e=Uu(e),t._images[a]=e,r++,6===r)){let e=t._state.texture;e||(e=new qr({gl:i,target:i.TEXTURE_CUBE_MAP}),t._state.texture=e),e.setImage(t._images,t._state),t.fire("loaded",t._src,!1),t.glRedraw()}}}(),n.onerror=function(){s=!0},n.src=e[o]}}destroy(){super.destroy(),this._state.texture&&this._state.texture.destroy(),m.memory.textures--,this._state.destroy()}}class Qu extends Nu{get type(){return"ReflectionMap"}constructor(e,t={}){super(e,t),this.scene._lightsState.addReflectionMap(this._state),this.scene._reflectionMapCreated(this)}destroy(){super.destroy(),this.scene._reflectionMapDestroyed(this)}}class Vu extends Nu{get type(){return"LightMap"}constructor(e,t={}){super(e,t),this.scene._lightMapCreated(this)}destroy(){super.destroy(),this.scene._lightMapDestroyed(this)}}class Hu extends fe{constructor(e,t={}){super(e,{entity:t.entity,occludable:t.occludable,worldPos:t.worldPos}),this._occluded=!1,this._visible=!0,this._src=null,this._image=null,this._pos=d.vec3(),this._origin=d.vec3(),this._rtcPos=d.vec3(),this._dir=d.vec3(),this._size=1,this._imageSize=d.vec2(),this._texture=new ro(this,{src:t.src}),this._geometry=new ti(this,{primitive:"triangles",positions:[3,3,0,-3,3,0,-3,-3,0,3,-3,0],normals:[-1,0,0,-1,0,0,-1,0,0,-1,0,0],uv:[1,-1,0,-1,0,0,1,0],indices:[0,1,2,0,2,3]}),this._mesh=new Pr(this,{geometry:this._geometry,material:new ni(this,{ambient:[.9,.3,.9],shininess:30,diffuseMap:this._texture,backfaces:!0}),scale:[1,1,1],position:t.worldPos,rotation:[90,0,0],billboard:"spherical",occluder:!1}),this.visible=!0,this.collidable=t.collidable,this.clippable=t.clippable,this.pickable=t.pickable,this.opacity=t.opacity,this.size=t.size,t.image?this.image=t.image:this.src=t.src}_setVisible(e){this._occluded=!e,this._mesh.visible=this._visible&&!this._occluded,super._setVisible(e)}set visible(e){this._visible=null==e||e,this._mesh.visible=this._visible&&!this._occluded}get visible(){return this._visible}set image(e){this._image=e,this._image&&(this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updatePlaneSizeFromImage(),this._src=null,this._texture.image=this._image)}get image(){return this._image}set src(e){if(this._src=e,this._src){this._image=null;const e=new Image;e.onload=()=>{this._texture.image=e,this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage()},e.src=this._src}}get src(){return this._src}set size(e){this._size=null==e?1:e,this._image&&this._updatePlaneSizeFromImage()}get size(){return this._size}set collidable(e){this._mesh.collidable=!1!==e}get collidable(){return this._mesh.collidable}set clippable(e){this._mesh.clippable=!1!==e}get clippable(){return this._mesh.clippable}set pickable(e){this._mesh.pickable=!1!==e}get pickable(){return this._mesh.pickable}set opacity(e){this._mesh.opacity=e}get opacity(){return this._mesh.opacity}_updatePlaneSizeFromImage(){const e=.5*this._size,t=this._imageSize[0],i=this._imageSize[1],s=i/t;this._geometry.positions=t>i?[e,e*s,0,-e,e*s,0,-e,-e*s,0,e,-e*s,0]:[e/s,e,0,-e/s,e,0,-e/s,-e,0,e/s,-e,0]}}class ju{constructor(e){this._eye=d.vec3(),this._look=d.vec3(),this._up=d.vec3(),this._projection={},e&&this.saveCamera(e)}saveCamera(e){const t=e.camera,i=t.project;switch(this._eye.set(t.eye),this._look.set(t.look),this._up.set(t.up),t.projection){case"perspective":this._projection={projection:"perspective",fov:i.fov,fovAxis:i.fovAxis,near:i.near,far:i.far};break;case"ortho":this._projection={projection:"ortho",scale:i.scale,near:i.near,far:i.far};break;case"frustum":this._projection={projection:"frustum",left:i.left,right:i.right,top:i.top,bottom:i.bottom,near:i.near,far:i.far};break;case"custom":this._projection={projection:"custom",matrix:i.matrix.slice()}}}restoreCamera(e,t){const i=e.camera,s=this._projection;function r(){switch(s.type){case"perspective":i.perspective.fov=s.fov,i.perspective.fovAxis=s.fovAxis,i.perspective.near=s.near,i.perspective.far=s.far;break;case"ortho":i.ortho.scale=s.scale,i.ortho.near=s.near,i.ortho.far=s.far;break;case"frustum":i.frustum.left=s.left,i.frustum.right=s.right,i.frustum.top=s.top,i.frustum.bottom=s.bottom,i.frustum.near=s.near,i.frustum.far=s.far;break;case"custom":i.customProjection.matrix=s.matrix}}t?e.viewer.cameraFlight.flyTo({eye:this._eye,look:this._look,up:this._up,orthoScale:s.scale,projection:s.projection},(()=>{r(),t()})):(i.eye=this._eye,i.look=this._look,i.up=this._up,r(),i.projection=s.projection)}}const Gu=d.vec3();class zu{constructor(e){if(this.objectsVisible=[],this.objectsEdges=[],this.objectsXrayed=[],this.objectsHighlighted=[],this.objectsSelected=[],this.objectsClippable=[],this.objectsPickable=[],this.objectsColorize=[],this.objectsOpacity=[],this.numObjects=0,e){const t=e.metaScene.scene;this.saveObjects(t,e)}}saveObjects(e,t,i){this.numObjects=0,this._mask=i?y.apply(i,{}):null;const s=!i||i.visible,r=!i||i.edges,o=!i||i.xrayed,n=!i||i.highlighted,a=!i||i.selected,l=!i||i.clippable,A=!i||i.pickable,h=!i||i.colorize,c=!i||i.opacity,u=t.metaObjects,d=e.objects;for(let e=0,t=u.length;e<t;e++){const t=d[u[e].id];if(t){if(s&&(this.objectsVisible[e]=t.visible),r&&(this.objectsEdges[e]=t.edges),o&&(this.objectsXrayed[e]=t.xrayed),n&&(this.objectsHighlighted[e]=t.highlighted),a&&(this.objectsSelected[e]=t.selected),l&&(this.objectsClippable[e]=t.clippable),A&&(this.objectsPickable[e]=t.pickable),h){const i=t.colorize;this.objectsColorize[3*e+0]=i[0],this.objectsColorize[3*e+1]=i[1],this.objectsColorize[3*e+2]=i[2]}c&&(this.objectsOpacity[e]=t.opacity),this.numObjects++}}}restoreObjects(e,t){const i=this._mask,s=!i||i.visible,r=!i||i.edges,o=!i||i.xrayed,n=!i||i.highlighted,a=!i||i.selected,l=!i||i.clippable,A=!i||i.pickable,h=!i||i.colorize,c=!i||i.opacity,u=t.metaObjects,d=e.objects;for(let e=0,t=u.length;e<t;e++){const t=d[u[e].id];t&&(s&&(t.visible=this.objectsVisible[e]),r&&(t.edges=this.objectsEdges[e]),o&&(t.xrayed=this.objectsXrayed[e]),n&&(t.highlighted=this.objectsHighlighted[e]),a&&(t.selected=this.objectsSelected[e]),l&&(t.clippable=this.objectsClippable[e]),A&&(t.pickable=this.objectsPickable[e]),h&&(Gu[0]=this.objectsColorize[3*e+0],Gu[1]=this.objectsColorize[3*e+1],Gu[2]=this.objectsColorize[3*e+2],t.colorize=Gu),c&&(t.opacity=this.objectsOpacity[e]))}}}const Wu=d.vec3();class Ku{constructor(){this.objectsVisible=[],this.objectsEdges=[],this.objectsXrayed=[],this.objectsHighlighted=[],this.objectsSelected=[],this.objectsClippable=[],this.objectsPickable=[],this.objectsColorize=[],this.objectsHasColorize=[],this.objectsOpacity=[],this.numObjects=0}saveObjects(e,t){this.numObjects=0,this._mask=t?y.apply(t,{}):null;const i=e.objects,s=!t||t.visible,r=!t||t.edges,o=!t||t.xrayed,n=!t||t.highlighted,a=!t||t.selected,l=!t||t.clippable,A=!t||t.pickable,h=!t||t.colorize,c=!t||t.opacity;for(let e in i)if(i.hasOwnProperty(e)){const t=i[e],u=this.numObjects;if(s&&(this.objectsVisible[u]=t.visible),r&&(this.objectsEdges[u]=t.edges),o&&(this.objectsXrayed[u]=t.xrayed),n&&(this.objectsHighlighted[u]=t.highlighted),a&&(this.objectsSelected[u]=t.selected),l&&(this.objectsClippable[u]=t.clippable),A&&(this.objectsPickable[u]=t.pickable),h){const e=t.colorize;e?(this.objectsColorize[3*u+0]=e[0],this.objectsColorize[3*u+1]=e[1],this.objectsColorize[3*u+2]=e[2],this.objectsHasColorize[u]=!0):this.objectsHasColorize[u]=!1}c&&(this.objectsOpacity[u]=t.opacity),this.numObjects++}}restoreObjects(e){const t=this._mask,i=!t||t.visible,s=!t||t.edges,r=!t||t.xrayed,o=!t||t.highlighted,n=!t||t.selected,a=!t||t.clippable,l=!t||t.pickable,A=!t||t.colorize,h=!t||t.opacity;var c=0;const u=e.objects;for(let e in u)if(u.hasOwnProperty(e)){const t=u[e];i&&(t.visible=this.objectsVisible[c]),s&&(t.edges=this.objectsEdges[c]),r&&(t.xrayed=this.objectsXrayed[c]),o&&(t.highlighted=this.objectsHighlighted[c]),n&&(t.selected=this.objectsSelected[c]),a&&(t.clippable=this.objectsClippable[c]),l&&(t.pickable=this.objectsPickable[c]),A&&(this.objectsHasColorize[c]?(Wu[0]=this.objectsColorize[3*c+0],Wu[1]=this.objectsColorize[3*c+1],Wu[2]=this.objectsColorize[3*c+2],t.colorize=Wu):t.colorize=null),h&&(t.opacity=this.objectsOpacity[c]),c++}}}class Xu extends vu{constructor(e,t={}){super(e,t),this.v0=t.v0,this.v1=t.v1,this.v2=t.v2,this.v3=t.v3,this.t=t.t}set v0(e){this._v0=e||d.vec3([0,0,0])}get v0(){return this._v0}set v1(e){this._v1=e||d.vec3([0,0,0])}get v1(){return this._v1}set v2(e){this._v2=e||d.vec3([0,0,0])}get v2(){return this._v2}set v3(e){this.fire("v3",this._v3=e||d.vec3([0,0,0]))}get v3(){return this._v3}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}getPoint(e){var t=d.vec3();return t[0]=d.b3(e,this._v0[0],this._v1[0],this._v2[0],this._v3[0]),t[1]=d.b3(e,this._v0[1],this._v1[1],this._v2[1],this._v3[1]),t[2]=d.b3(e,this._v0[2],this._v1[2],this._v2[2],this._v3[2]),t}getJSON(){return{v0:this._v0,v1:this._v1,v2:this._v2,v3:this._v3,t:this._t}}}class Ju extends vu{constructor(e,t={}){super(e,t),this._cachedLengths=[],this._dirty=!0,this._curves=[],this._t=0,this._dirtySubs=[],this._destroyedSubs=[],this.curves=t.curves||[],this.t=t.t}addCurve(e){this._curves.push(e),this._dirty=!0}set curves(e){var t,i,s;for(e=e||[],i=0,s=this._curves.length;i<s;i++)(t=this._curves[i]).off(this._dirtySubs[i]),t.off(this._destroyedSubs[i]);this._curves=[],this._dirtySubs=[],this._destroyedSubs=[];var r=this;function o(){r._dirty=!0}function n(){var e=this.id;for(i=0,s=r._curves.length;i<s;i++)if(r._curves[i].id===e)return r._curves=r._curves.slice(i,i+1),r._dirtySubs=r._dirtySubs.slice(i,i+1),r._destroyedSubs=r._destroyedSubs.slice(i,i+1),void(r._dirty=!0)}for(i=0,s=e.length;i<s;i++){if(t=e[i],y.isNumeric(t)||y.isString(t)){var a=t;if(!(t=this.scene.components[a])){this.error("Component not found: "+_inQuotes(a));continue}}var l=t.type;"xeokit.SplineCurve"===l||"xeokit.Path"===l||"xeokit.CubicBezierCurve"===l||"xeokit.QuadraticBezierCurve"===l?(this._curves.push(t),this._dirtySubs.push(t.on("dirty",o)),this._destroyedSubs.push(t.once("destroyed",n))):this.error("Component "+_inQuotes(t.id)+" is not a xeokit.SplineCurve, xeokit.Path or xeokit.QuadraticBezierCurve")}this._dirty=!0}get curves(){return this._curves}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}get length(){var e=this._getCurveLengths();return e[e.length-1]}getPoint(e){for(var t,i=e*this.length,s=this._getCurveLengths(),r=0;r<s.length;){if(s[r]>=i){var o=1-(s[r]-i)/(t=this._curves[r]).length;return t.getPointAt(o)}r++}return null}_getCurveLengths(){if(!this._dirty)return this._cachedLengths;var e,t=[],i=0,s=this._curves.length;for(e=0;e<s;e++)i+=this._curves[e].length,t.push(i);return this._cachedLengths=t,this._dirty=!1,t}_getJSON(){for(var e=[],t=0,i=this._curves.length;t<i;t++)e.push(this._curves[t].id);return{curves:e,t:this._t}}destroy(){var e,t,i;for(super.destroy(),e=0,t=this._curves.length;e<t;e++)(i=this._curves[e]).off(this._dirtySubs[e]),i.off(this._destroyedSubs[e])}}class Yu extends vu{constructor(e,t={}){super(e,t),this.v0=t.v0,this.v1=t.v1,this.v2=t.v2,this.t=t.t}set v0(e){this._v0=e||d.vec3([0,0,0])}get v0(){return this._v0}set v1(e){this._v1=e||d.vec3([0,0,0])}get v1(){return this._v1}set v2(e){this._v2=e||d.vec3([0,0,0])}get v2(){return this._v2}set t(e){e=e||0,this._t=e<0?0:e>1?1:e}get t(){return this._t}get point(){return this.getPoint(this._t)}getPoint(e){var t=d.vec3();return t[0]=d.b2(e,this._v0[0],this._v1[0],this._v2[0]),t[1]=d.b2(e,this._v0[1],this._v1[1],this._v2[1]),t[2]=d.b2(e,this._v0[2],this._v1[2],this._v2[2]),t}getJSON(){return{v0:this._v0,v1:this._v1,v2:this._v2,t:this._t}}}class Zu extends zc{constructor(e,t={}){super(e,t)}}class qu extends R{constructor(e,t={}){super(e,t),this._skyboxMesh=new Pr(this,{geometry:new ti(this,{primitive:"triangles",positions:[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,-1,1,-1,-1,1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,-1,1,-1,-1,-1,1,-1,-1,1,-1,1,-1,-1,1,1,-1,-1,-1,-1,-1,-1,1,-1,1,1,-1],uv:[.5,.6666,.25,.6666,.25,.3333,.5,.3333,.5,.6666,.5,.3333,.75,.3333,.75,.6666,.5,.6666,.5,1,.25,1,.25,.6666,.25,.6666,0,.6666,0,.3333,.25,.3333,.25,0,.5,0,.5,.3333,.25,.3333,.75,.3333,1,.3333,1,.6666,.75,.6666],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]}),background:!0,scale:[2e3,2e3,2e3],rotation:[0,-90,0],material:new ni(this,{ambient:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],emissive:[1,1,1],emissiveMap:new ro(this,{src:t.src,flipY:!0,wrapS:"clampToEdge",wrapT:"clampToEdge",encoding:t.encoding||"sRGB"}),backfaces:!0}),visible:!1,pickable:!1,clippable:!1,collidable:!1}),this.size=t.size,this.active=t.active}set size(e){this._size=e||1e3,this._skyboxMesh.scale=[this._size,this._size,this._size]}get size(){return this._size}set active(e){this._skyboxMesh.visible=e}get active(){return this._skyboxMesh.visible}}class $u{transcode(e,t,i={}){}destroy(){}}const ed=d.vec4(),td=d.vec4(),id=d.vec3(),sd=d.vec3(),rd=d.vec3(),od=d.vec4(),nd=d.vec4(),ad=d.vec4();class ld{constructor(e){this._scene=e}dollyToCanvasPos(e,t,i){let s=!1;const r=this._scene.camera;if(e){const t=d.subVec3(e,r.eye,id);s=d.lenVec3(t)<i}if("perspective"===r.projection){r.ortho.scale=r.ortho.scale-i;const s=this._unproject(t,od),o=d.subVec3(s,r.eye,ad),n=d.mulVec3Scalar(d.normalizeVec3(o),-i,[]);if(r.eye=[r.eye[0]-n[0],r.eye[1]-n[1],r.eye[2]-n[2]],r.look=[r.look[0]-n[0],r.look[1]-n[1],r.look[2]-n[2]],e){const t=d.subVec3(e,r.eye,id),i=d.lenVec3(t),s=d.mulVec3Scalar(d.normalizeVec3(d.subVec3(r.look,r.eye,sd)),i);r.look=[r.eye[0]+s[0],r.eye[1]+s[1],r.eye[2]+s[2]]}}else if("ortho"===r.projection){const e=this._unproject(t,od);r.ortho.scale=r.ortho.scale-i,r.ortho._update();const s=this._unproject(t,nd),o=d.subVec3(s,e,ad),n=d.mulVec3Scalar(d.normalizeVec3(d.subVec3(r.look,r.eye,id)),-i,sd),a=d.addVec3(o,n,rd);r.eye=[r.eye[0]-a[0],r.eye[1]-a[1],r.eye[2]-a[2]],r.look=[r.look[0]-a[0],r.look[1]-a[1],r.look[2]-a[2]]}return s}_unproject(e,t){const i=this._scene.camera,s=i.project.transposedMatrix,r=s.subarray(8,12),o=s.subarray(12),n=[0,0,-1,1],a=d.dotVec4(n,r)/d.dotVec4(n,o);return i.project.unproject(e,a,ed,td,t),t}destroy(){}}const Ad=d.vec3(),hd=d.vec3(),cd=d.vec3(),ud=d.vec4(),dd=d.vec4(),pd=d.vec4();class fd{constructor(e,t){this._scene=e,this._configs=t,this._pivotWorldPos=d.vec3(),this._cameraOffset=d.vec3(),this._azimuth=0,this._polar=0,this._radius=0,this._pivotPosSet=!1,this._pivoting=!1,this._shown=!1,this._pivotSphereEnabled=!1,this._pivotSphere=null,this._pivotSphereSize=1,this._pivotSphereGeometry=null,this._pivotSphereMaterial=null,this._rtcCenter=d.vec3(),this._rtcPos=d.vec3(),this._pivotViewPos=d.vec4(),this._pivotProjPos=d.vec4(),this._pivotCanvasPos=d.vec2(),this._cameraDirty=!0,this._onViewMatrix=this._scene.camera.on("viewMatrix",(()=>{this._cameraDirty=!0})),this._onProjMatrix=this._scene.camera.on("projMatrix",(()=>{this._cameraDirty=!0})),this._onTick=this._scene.on("tick",(()=>{this.updatePivotElement(),this.updatePivotSphere()}))}createPivotSphere(){const e=this.getPivotPos(),t=d.vec3();d.decomposeMat4(d.inverseMat4(this._scene.viewer.camera.viewMatrix,d.mat4()),t,d.vec4(),d.vec3());const i=d.distVec3(t,e);let s=Math.tan(Math.PI/500)*i*this._pivotSphereSize;"ortho"==this._scene.camera.projection&&(s/=this._scene.camera.ortho.scale/2),Z(e,this._rtcCenter,this._rtcPos),this._pivotSphereGeometry=new lo(this._scene,Er({radius:s})),this._pivotSphere=new Pr(this._scene,{geometry:this._pivotSphereGeometry,material:this._pivotSphereMaterial,pickable:!1,position:this._rtcPos,rtcCenter:this._rtcCenter})}destroyPivotSphere(){this._pivotSphere&&(this._pivotSphere.destroy(),this._pivotSphere=null),this._pivotSphereGeometry&&(this._pivotSphereGeometry.destroy(),this._pivotSphereGeometry=null)}updatePivotElement(){const e=this._scene.camera,t=this._scene.canvas;if(this._pivoting&&this._cameraDirty){d.transformPoint3(e.viewMatrix,this.getPivotPos(),this._pivotViewPos),this._pivotViewPos[3]=1,d.transformPoint4(e.projMatrix,this._pivotViewPos,this._pivotProjPos);const i=t.boundary,s=i[2],r=i[3];this._pivotCanvasPos[0]=Math.floor((1+this._pivotProjPos[0]/this._pivotProjPos[3])*s/2),this._pivotCanvasPos[1]=Math.floor((1-this._pivotProjPos[1]/this._pivotProjPos[3])*r/2);let o=t._lastBoundingClientRect;if(!o||t._canvasSizeChanged){const e=t.canvas;o=t._lastBoundingClientRect=e.getBoundingClientRect()}this._pivotElement&&(this._pivotElement.style.left=Math.floor(o.left+this._pivotCanvasPos[0])-this._pivotElement.clientWidth/2+window.scrollX+"px",this._pivotElement.style.top=Math.floor(o.top+this._pivotCanvasPos[1])-this._pivotElement.clientHeight/2+window.scrollY+"px"),this._cameraDirty=!1}}updatePivotSphere(){this._pivoting&&this._pivotSphere&&(Z(this.getPivotPos(),this._rtcCenter,this._rtcPos),d.compareVec3(this._rtcPos,this._pivotSphere.position)||(this.destroyPivotSphere(),this.createPivotSphere()))}setPivotElement(e){this._pivotElement=e}enablePivotSphere(e={}){this.destroyPivotSphere(),this._pivotSphereEnabled=!0,e.size&&(this._pivotSphereSize=e.size);const t=e.color||[1,0,0];this._pivotSphereMaterial=new ni(this._scene,{emissive:t,ambient:t,specular:[0,0,0],diffuse:[0,0,0]})}disablePivotSphere(){this.destroyPivotSphere(),this._pivotSphereEnabled=!1}startPivot(){if(this._cameraLookingDownwards())return this._pivoting=!1,!1;const e=this._scene.camera;let t=d.lookAtMat4v(e.eye,e.look,e.worldUp);d.transformPoint3(t,this.getPivotPos(),this._cameraOffset);const i=this.getPivotPos();this._cameraOffset[2]+=d.distVec3(e.eye,i),t=d.inverseMat4(t);const s=d.transformVec3(t,this._cameraOffset),r=d.vec3();if(d.subVec3(e.eye,i,r),d.addVec3(r,s),e.zUp){const e=r[1];r[1]=r[2],r[2]=e}this._radius=d.lenVec3(r),this._polar=Math.acos(r[1]/this._radius),this._azimuth=Math.atan2(r[0],r[2]),this._pivoting=!0}_cameraLookingDownwards(){const e=this._scene.camera,t=d.normalizeVec3(d.subVec3(e.look,e.eye,Ad)),i=d.cross3Vec3(t,e.worldUp,hd);return d.sqLenVec3(i)<=1e-4}getPivoting(){return this._pivoting}setPivotPos(e){this._pivotWorldPos.set(e),this._pivotPosSet=!0}setCanvasPivotPos(e){const t=this._scene.camera,i=Math.abs(d.distVec3(this._scene.center,t.eye)),s=t.project.transposedMatrix,r=s.subarray(8,12),o=s.subarray(12),n=[0,0,-1,1],a=d.dotVec4(n,r)/d.dotVec4(n,o),l=ud;t.project.unproject(e,a,dd,pd,l);const A=d.normalizeVec3(d.subVec3(l,t.eye,Ad)),h=d.addVec3(t.eye,d.mulVec3Scalar(A,i,hd),cd);this.setPivotPos(h)}getPivotPos(){return this._pivotPosSet?this._pivotWorldPos:this._scene.camera.look}continuePivot(e,t){if(!this._pivoting)return;if(0===e&&0===t)return;const i=this._scene.camera;var s=-e;const r=-t;1===i.worldUp[2]&&(s=-s),this._azimuth+=.01*-s,this._polar+=.01*r,this._polar=d.clamp(this._polar,.001,Math.PI-.001);const o=[this._radius*Math.sin(this._polar)*Math.sin(this._azimuth),this._radius*Math.cos(this._polar),this._radius*Math.sin(this._polar)*Math.cos(this._azimuth)];if(1===i.worldUp[2]){const e=o[1];o[1]=o[2],o[2]=e}const n=d.lenVec3(d.subVec3(i.look,i.eye,d.vec3())),a=this.getPivotPos();d.addVec3(o,a);let l=d.lookAtMat4v(o,a,i.worldUp);l=d.inverseMat4(l);const A=d.transformVec3(l,this._cameraOffset);l[12]-=A[0],l[13]-=A[1],l[14]-=A[2];const h=[l[8],l[9],l[10]];i.eye=[l[12],l[13],l[14]],d.subVec3(i.eye,d.mulVec3Scalar(h,n),i.look),i.up=[l[4],l[5],l[6]],this.showPivot()}showPivot(){this._shown||(this._pivotElement&&(this.updatePivotElement(),this._pivotElement.style.visibility="visible"),this._pivotSphereEnabled&&(this.destroyPivotSphere(),this.createPivotSphere()),this._shown=!0)}hidePivot(){this._shown&&(this._pivotElement&&(this._pivotElement.style.visibility="hidden"),this._pivotSphereEnabled&&this.destroyPivotSphere(),this._shown=!1)}endPivot(){this._pivoting=!1}destroy(){this.destroyPivotSphere(),this._scene.camera.off(this._onViewMatrix),this._scene.camera.off(this._onProjMatrix),this._scene.off(this._onTick)}}class gd{constructor(e,t){this._scene=e.scene,this._cameraControl=e,this._scene.canvas.canvas.oncontextmenu=function(e){e.preventDefault()},this._configs=t,this.schedulePickEntity=!1,this.schedulePickSurface=!1,this.scheduleSnapOrPick=!1,this.pickCursorPos=d.vec2(),this.picked=!1,this.pickedSurface=!1,this.pickResult=null,this._lastPickedEntityId=null,this._lastHash=null,this._needFireEvents=0}update(){if(!this._configs.pointerEnabled)return;if(!this.schedulePickEntity&&!this.schedulePickSurface)return;const e=`${~~this.pickCursorPos[0]}-${~~this.pickCursorPos[1]}-${this.scheduleSnapOrPick}-${this.schedulePickSurface}-${this.schedulePickEntity}`;if(this._lastHash===e)return;this.picked=!1,this.pickedSurface=!1,this.snappedOrPicked=!1,this.hoveredSnappedOrSurfaceOff=!1;const t=this._cameraControl.hasSubs("hoverSurface");if(this.scheduleSnapOrPick){const e=this._scene.pick({canvasPos:this.pickCursorPos,snapRadius:this._configs.snapRadius,snapToVertex:this._configs.snapToVertex,snapToEdge:this._configs.snapToEdge});e&&(e.snappedToEdge||e.snappedToVertex)?(this.snapPickResult=e,this.snappedOrPicked=!0,this._needFireEvents++):(this.schedulePickSurface=!0,this.snapPickResult=null)}if(this.schedulePickSurface&&this.pickResult&&this.pickResult.worldPos){const e=this.pickResult.canvasPos;if(e[0]===this.pickCursorPos[0]&&e[1]===this.pickCursorPos[1])return this.picked=!0,this.pickedSurface=!0,this._needFireEvents+=t?1:0,this.schedulePickEntity=!1,this.schedulePickSurface=!1,this.scheduleSnapOrPick?this.snappedOrPicked=!0:this.hoveredSnappedOrSurfaceOff=!0,void(this.scheduleSnapOrPick=!1)}if(this.schedulePickEntity&&this.pickResult&&(this.pickResult.canvasPos||this.pickResult.snappedCanvasPos)){const e=this.pickResult.canvasPos||this.pickResult.snappedCanvasPos;if(e[0]===this.pickCursorPos[0]&&e[1]===this.pickCursorPos[1])return this.picked=!0,this.pickedSurface=!1,this.schedulePickEntity=!1,void(this.schedulePickSurface=!1)}this.schedulePickSurface||this.scheduleSnapOrPick&&!this.snapPickResult?(this.pickResult=this._scene.pick({pickSurface:!0,pickSurfaceNormal:!1,canvasPos:this.pickCursorPos}),this.pickResult?(this.picked=!0,this.scheduleSnapOrPick?this.snappedOrPicked=!0:this.pickedSurface=!0,this._needFireEvents++):this.scheduleSnapOrPick&&(this.hoveredSnappedOrSurfaceOff=!0,this._needFireEvents++)):(this.pickResult=this._scene.pick({canvasPos:this.pickCursorPos}),this.pickResult&&(this.picked=!0,this.pickedSurface=!1,this._needFireEvents++)),this.scheduleSnapOrPick=!1,this.schedulePickEntity=!1,this.schedulePickSurface=!1}fireEvents(){if(0!==this._needFireEvents){if(this.hoveredSnappedOrSurfaceOff&&this._cameraControl.fire("hoverSnapOrSurfaceOff",{canvasPos:this.pickCursorPos,pointerPos:this.pickCursorPos},!0),this.snappedOrPicked)if(this.snapPickResult){const e=new ze;e.entity=this.snapPickResult.entity,e.snappedToVertex=this.snapPickResult.snappedToVertex,e.snappedToEdge=this.snapPickResult.snappedToEdge,e.worldPos=this.snapPickResult.worldPos,e.canvasPos=this.pickCursorPos,e.snappedCanvasPos=this.snapPickResult.snappedCanvasPos,this._cameraControl.fire("hoverSnapOrSurface",e,!0),this.snapPickResult=null}else this._cameraControl.fire("hoverSnapOrSurface",this.pickResult,!0);if(this.picked&&this.pickResult&&(this.pickResult.entity||this.pickResult.worldPos)){if(this.pickResult.entity){const e=this.pickResult.entity.id;this._lastPickedEntityId!==e&&(void 0!==this._lastPickedEntityId&&this._cameraControl.fire("hoverOut",{entity:this._scene.objects[this._lastPickedEntityId]},!0),this._cameraControl.fire("hoverEnter",this.pickResult,!0),this._lastPickedEntityId=e)}this._cameraControl.fire("hover",this.pickResult,!0),this.pickResult.worldPos&&(this.pickedSurface=!0,this._cameraControl.fire("hoverSurface",this.pickResult,!0))}else void 0!==this._lastPickedEntityId&&(this._cameraControl.fire("hoverOut",{entity:this._scene.objects[this._lastPickedEntityId]},!0),this._lastPickedEntityId=void 0),this._cameraControl.fire("hoverOff",{canvasPos:this.pickCursorPos},!0);this.pickResult=null,this._needFireEvents=0}}}const md=d.vec2();class _d{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController;let n,a,l,A=0,h=0,c=0,u=0,p=!1;const f=d.vec3();let g=!0;const m=this._scene.canvas.canvas,_=[];function v(e=!0){m.style.cursor="move",A=s.pointerCanvasPos[0],h=s.pointerCanvasPos[1],c=s.pointerCanvasPos[0],u=s.pointerCanvasPos[1],e&&(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickSurface=!0,o.update(),o.picked&&o.pickedSurface&&o.pickResult&&o.pickResult.worldPos?(p=!0,f.set(o.pickResult.worldPos)):p=!1)}document.addEventListener("keydown",this._documentKeyDownHandler=t=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;const s=t.keyCode;_[s]=!0}),document.addEventListener("keyup",this._documentKeyUpHandler=t=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;const s=t.keyCode;_[s]=!1}),m.addEventListener("mousedown",this._mouseDownHandler=t=>{if(i.active&&i.pointerEnabled)switch(t.which){case 1:_[e.input.KEY_SHIFT]||i.planView?(n=!0,v()):(n=!0,v(!1));break;case 2:a=!0,v();break;case 3:l=!0,i.panRightClick&&v()}}),document.addEventListener("mousemove",this._documentMouseMoveHandler=t=>{if(!i.active||!i.pointerEnabled)return;if(!n&&!a&&!l)return;const o=e.canvas.boundary,c=o[2],u=o[3],g=s.pointerCanvasPos[0],m=s.pointerCanvasPos[1],v=_[e.input.KEY_SHIFT]||i.planView||!i.panRightClick&&a||i.panRightClick&&l,b=document.pointerLockElement?t.movementX:g-A,y=document.pointerLockElement?t.movementY:m-h;if(v){const t=e.camera;if("perspective"===t.projection){const i=Math.abs(p?d.lenVec3(d.subVec3(f,e.camera.eye,[])):e.camera.eyeLookDist)*Math.tan(t.perspective.fov/2*Math.PI/180);r.panDeltaX+=1.5*b*i/u,r.panDeltaY+=1.5*y*i/u}else r.panDeltaX+=.5*t.ortho.scale*(b/u),r.panDeltaY+=.5*t.ortho.scale*(y/u)}else!n||a||l||i.planView||(i.firstPerson?(r.rotateDeltaY-=b/c*i.dragRotationRate/2,r.rotateDeltaX+=y/u*(i.dragRotationRate/4)):(r.rotateDeltaY-=b/c*(1.5*i.dragRotationRate),r.rotateDeltaX+=y/u*(1.5*i.dragRotationRate)));A=g,h=m}),m.addEventListener("mousemove",this._canvasMouseMoveHandler=e=>{i.active&&i.pointerEnabled&&s.mouseover&&(g=!0)}),document.addEventListener("mouseup",this._documentMouseUpHandler=e=>{if(i.active&&i.pointerEnabled)switch(e.which){case 1:case 2:case 3:n=!1,a=!1,l=!1}}),m.addEventListener("mouseup",this._mouseUpHandler=e=>{if(i.active&&i.pointerEnabled){if(3===e.which){!function(e,t){if(e){let i=e.target,s=0,r=0,o=0,n=0;for(;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,o+=i.scrollLeft,n+=i.scrollTop,i=i.offsetParent;t[0]=e.pageX+o-s,t[1]=e.pageY+n-r}else e=window.event,t[0]=e.x,t[1]=e.y}(e,md);const i=md[0],s=md[1];Math.abs(i-c)<3&&Math.abs(s-u)<3&&t.cameraControl.fire("rightClick",{pagePos:[Math.round(e.pageX),Math.round(e.pageY)],canvasPos:md,event:e},!0)}m.style.removeProperty("cursor")}}),m.addEventListener("mouseenter",this._mouseEnterHandler=()=>{i.active&&i.pointerEnabled});const b=1/60;let y=null;m.addEventListener("wheel",this._mouseWheelHandler=e=>{if(!(i.active&&i.pointerEnabled&&i.zoomOnMouseWheel))return;const t=performance.now()/1e3;var o=null!==y?t-y:0;y=t,o>.05&&(o=.05),o<b&&(o=b);const n=Math.max(-1,Math.min(1,40*-e.deltaY));if(0===n)return;const a=n/Math.abs(n);r.dollyDelta+=-a*o*i.mouseWheelDollyRate,g&&(s.followPointerDirty=!0,g=!1)},{passive:!0})}reset(){}destroy(){const e=this._scene.canvas.canvas;document.removeEventListener("keydown",this._documentKeyDownHandler),document.removeEventListener("keyup",this._documentKeyUpHandler),e.removeEventListener("mousedown",this._mouseDownHandler),document.removeEventListener("mousemove",this._documentMouseMoveHandler),e.removeEventListener("mousemove",this._canvasMouseMoveHandler),document.removeEventListener("mouseup",this._documentMouseUpHandler),e.removeEventListener("mouseup",this._mouseUpHandler),e.removeEventListener("mouseenter",this._mouseEnterHandler),e.removeEventListener("wheel",this._mouseWheelHandler)}}const vd=d.vec3(),bd=d.vec3(),yd=d.vec3(),xd=d.vec3(),Bd=d.vec3(),wd={eye:d.vec3(),look:d.vec3(),up:d.vec3()};class Pd{constructor(e,t,i,s){this._scene=e;const r=t.cameraControl,o=e.camera;this._onSceneKeyDown=e.input.on("keydown",(()=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;if(i.keyboardEnabledOnlyIfMouseover&&!s.mouseover)return;const n=r._isKeyDownForAction(r.AXIS_VIEW_RIGHT),a=r._isKeyDownForAction(r.AXIS_VIEW_BACK),l=r._isKeyDownForAction(r.AXIS_VIEW_LEFT),A=r._isKeyDownForAction(r.AXIS_VIEW_FRONT),h=r._isKeyDownForAction(r.AXIS_VIEW_TOP),c=r._isKeyDownForAction(r.AXIS_VIEW_BOTTOM);if(!(n||a||l||A||h||c))return;const u=e.aabb,p=d.getAABB3Diag(u);d.getAABB3Center(u,vd);const f=Math.abs(p/Math.tan(t.cameraFlight.fitFOV*d.DEGTORAD)),g=1.1*p;wd.orthoScale=g,n?(wd.eye.set(d.addVec3(vd,d.mulVec3Scalar(o.worldRight,f,bd),Bd)),wd.look.set(vd),wd.up.set(o.worldUp)):a?(wd.eye.set(d.addVec3(vd,d.mulVec3Scalar(o.worldForward,f,bd),Bd)),wd.look.set(vd),wd.up.set(o.worldUp)):l?(wd.eye.set(d.addVec3(vd,d.mulVec3Scalar(o.worldRight,-f,bd),Bd)),wd.look.set(vd),wd.up.set(o.worldUp)):A?(wd.eye.set(d.addVec3(vd,d.mulVec3Scalar(o.worldForward,-f,bd),Bd)),wd.look.set(vd),wd.up.set(o.worldUp)):h?(wd.eye.set(d.addVec3(vd,d.mulVec3Scalar(o.worldUp,f,bd),Bd)),wd.look.set(vd),wd.up.set(d.normalizeVec3(d.mulVec3Scalar(o.worldForward,1,yd),xd))):c&&(wd.eye.set(d.addVec3(vd,d.mulVec3Scalar(o.worldUp,-f,bd),Bd)),wd.look.set(vd),wd.up.set(d.normalizeVec3(d.mulVec3Scalar(o.worldForward,-1,yd)))),!i.firstPerson&&i.followPointer&&t.pivotController.setPivotPos(vd),t.cameraFlight.duration>0?t.cameraFlight.flyTo(wd,(()=>{t.pivotController.getPivoting()&&i.followPointer&&t.pivotController.showPivot()})):(t.cameraFlight.jumpTo(wd),t.pivotController.getPivoting()&&i.followPointer&&t.pivotController.showPivot())}))}reset(){}destroy(){this._scene.input.off(this._onSceneKeyDown)}}class Cd{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController,n=t.pivotController,a=t.cameraControl;this._clicks=0,this._timeout=null,this._lastPickedEntityId=null;let l=!1,A=!1;const h=this._scene.canvas.canvas,c=i=>{let s;i&&i.worldPos&&(s=i.worldPos);const r=i&&i.entity?i.entity.aabb:e.aabb;if(s){const i=e.camera;d.subVec3(i.eye,i.look,[]),t.cameraFlight.flyTo({aabb:r})}else t.cameraFlight.flyTo({aabb:r})},u=e.tickify(this._canvasMouseMoveHandler=t=>{if(!i.active||!i.pointerEnabled)return;if(l||A)return;if(a.hasSubs("rayMove")){const t=d.vec3(),i=d.vec3();d.canvasPosToWorldRay(e.canvas.canvas,e.camera.viewMatrix,e.camera.projMatrix,e.camera.projection,s.pointerCanvasPos,t,i),a.fire("rayMove",{canvasPos:s.pointerCanvasPos,ray:{origin:t,direction:i,canvasPos:s.pointerCanvasPos}},!0)}const r=a.hasSubs("hover"),n=a.hasSubs("hoverEnter"),h=a.hasSubs("hoverOut"),c=a.hasSubs("hoverOff"),u=a.hasSubs("hoverSurface"),p=a.hasSubs("hoverSnapOrSurface");if(r||n||h||c||u||p)if(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=!0,o.schedulePickSurface=u,o.scheduleSnapOrPick=p,o.update(),o.pickResult){if(o.pickResult.entity){const t=o.pickResult.entity.id;this._lastPickedEntityId!==t&&(void 0!==this._lastPickedEntityId&&a.fire("hoverOut",{entity:e.objects[this._lastPickedEntityId]},!0),a.fire("hoverEnter",o.pickResult,!0),this._lastPickedEntityId=t)}a.fire("hover",o.pickResult,!0),(o.pickResult.worldPos||o.pickResult.snappedWorldPos)&&a.fire("hoverSurface",o.pickResult,!0)}else void 0!==this._lastPickedEntityId&&(a.fire("hoverOut",{entity:e.objects[this._lastPickedEntityId]},!0),this._lastPickedEntityId=void 0),a.fire("hoverOff",{canvasPos:o.pickCursorPos},!0)});h.addEventListener("mousemove",u),h.addEventListener("mousedown",this._canvasMouseDownHandler=t=>{1===t.which&&(l=!0),3===t.which&&(A=!0);if(1===t.which&&i.active&&i.pointerEnabled&&(s.mouseDownClientX=t.clientX,s.mouseDownClientY=t.clientY,s.mouseDownCursorX=s.pointerCanvasPos[0],s.mouseDownCursorY=s.pointerCanvasPos[1],!i.firstPerson&&i.followPointer&&(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickSurface=!0,o.update(),1===t.which))){const t=o.pickResult;t&&t.worldPos?(n.setPivotPos(t.worldPos),n.startPivot()):(i.smartPivot?n.setCanvasPivotPos(s.pointerCanvasPos):n.setPivotPos(e.camera.look),n.startPivot())}}),document.addEventListener("mouseup",this._documentMouseUpHandler=e=>{1===e.which&&(l=!1),3===e.which&&(A=!1),n.getPivoting()&&n.endPivot()}),h.addEventListener("mouseup",this._canvasMouseUpHandler=r=>{if(!i.active||!i.pointerEnabled)return;if(!(1===r.which))return;if(n.hidePivot(),Math.abs(r.clientX-s.mouseDownClientX)>3||Math.abs(r.clientY-s.mouseDownClientY)>3)return;const l=a.hasSubs("picked"),A=a.hasSubs("pickedNothing"),h=a.hasSubs("pickedSurface"),u=a.hasSubs("doublePicked"),p=a.hasSubs("doublePickedSurface"),f=a.hasSubs("doublePickedNothing");if(!(i.doublePickFlyTo||u||p||f))return(l||A||h)&&(o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=!0,o.schedulePickSurface=h,o.update(),o.pickResult?(a.fire("picked",o.pickResult,!0),o.pickedSurface&&a.fire("pickedSurface",o.pickResult,!0)):a.fire("pickedNothing",{canvasPos:s.pointerCanvasPos},!0)),void(this._clicks=0);if(this._clicks++,1===this._clicks){o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=i.doublePickFlyTo,o.schedulePickSurface=h,o.update();const e=o.pickResult,r=o.pickedSurface;this._timeout=setTimeout((()=>{e&&e.worldPos?(a.fire("picked",e,!0),r&&(a.fire("pickedSurface",e,!0),!i.firstPerson&&i.followPointer&&(t.pivotController.setPivotPos(e.worldPos),t.pivotController.startPivot()&&t.pivotController.showPivot()))):a.fire("pickedNothing",{canvasPos:s.pointerCanvasPos},!0),this._clicks=0}),i.doubleClickTimeFrame)}else{if(null!==this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null),o.pickCursorPos=s.pointerCanvasPos,o.schedulePickEntity=i.doublePickFlyTo||u||p,o.schedulePickSurface=o.schedulePickEntity&&p,o.update(),o.pickResult){if(a.fire("doublePicked",o.pickResult,!0),o.pickedSurface&&a.fire("doublePickedSurface",o.pickResult,!0),i.doublePickFlyTo&&(c(o.pickResult),!i.firstPerson&&i.followPointer)){const e=o.pickResult.entity.aabb,i=d.getAABB3Center(e);t.pivotController.setPivotPos(i),t.pivotController.startPivot()&&t.pivotController.showPivot()}}else if(a.fire("doublePickedNothing",{canvasPos:s.pointerCanvasPos},!0),i.doublePickFlyTo&&(c(),!i.firstPerson&&i.followPointer)){const i=e.aabb,s=d.getAABB3Center(i);t.pivotController.setPivotPos(s),t.pivotController.startPivot()&&t.pivotController.showPivot()}this._clicks=0}},!1)}reset(){this._clicks=0,this._lastPickedEntityId=null,this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null)}destroy(){const e=this._scene.canvas.canvas;e.removeEventListener("mousemove",this._canvasMouseMoveHandler),e.removeEventListener("mousedown",this._canvasMouseDownHandler),document.removeEventListener("mouseup",this._documentMouseUpHandler),e.removeEventListener("mouseup",this._canvasMouseUpHandler),this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null)}}class Md{constructor(e,t,i,s,r){this._scene=e;const o=e.input,n=[],a=e.canvas.canvas;let l=!0;this._onSceneMouseMove=o.on("mousemove",(()=>{l=!0})),this._onSceneKeyDown=o.on("keydown",(t=>{i.active&&i.pointerEnabled&&e.input.keyboardEnabled&&(i.keyboardEnabledOnlyIfMouseover&&!s.mouseover||(n[t]=!0,t===o.KEY_SHIFT&&(a.style.cursor="move")))})),this._onSceneKeyUp=o.on("keyup",(s=>{i.active&&i.pointerEnabled&&e.input.keyboardEnabled&&(n[s]=!1,s===o.KEY_SHIFT&&(a.style.cursor=null),t.pivotController.getPivoting()&&t.pivotController.endPivot())})),this._onTick=e.on("tick",(a=>{if(!i.active||!i.pointerEnabled||!e.input.keyboardEnabled)return;if(i.keyboardEnabledOnlyIfMouseover&&!s.mouseover)return;const A=t.cameraControl,h=a.deltaTime/1e3;if(!i.planView){const e=A._isKeyDownForAction(A.ROTATE_Y_POS,n),s=A._isKeyDownForAction(A.ROTATE_Y_NEG,n),o=A._isKeyDownForAction(A.ROTATE_X_POS,n),a=A._isKeyDownForAction(A.ROTATE_X_NEG,n),l=h*i.keyboardRotationRate;(e||s||o||a)&&(!i.firstPerson&&i.followPointer&&t.pivotController.startPivot(),e?r.rotateDeltaY+=l:s&&(r.rotateDeltaY-=l),o?r.rotateDeltaX+=l:a&&(r.rotateDeltaX-=l),!i.firstPerson&&i.followPointer&&t.pivotController.startPivot())}if(!n[o.KEY_CTRL]&&!n[o.KEY_ALT]){const e=A._isKeyDownForAction(A.DOLLY_BACKWARDS,n),o=A._isKeyDownForAction(A.DOLLY_FORWARDS,n);if(e||o){const n=h*i.keyboardDollyRate;!i.firstPerson&&i.followPointer&&t.pivotController.startPivot(),o?r.dollyDelta-=n:e&&(r.dollyDelta+=n),l&&(s.followPointerDirty=!0,l=!1)}}const c=A._isKeyDownForAction(A.PAN_FORWARDS,n),u=A._isKeyDownForAction(A.PAN_BACKWARDS,n),d=A._isKeyDownForAction(A.PAN_LEFT,n),p=A._isKeyDownForAction(A.PAN_RIGHT,n),f=A._isKeyDownForAction(A.PAN_UP,n),g=A._isKeyDownForAction(A.PAN_DOWN,n),m=(n[o.KEY_ALT]?.3:1)*h*i.keyboardPanRate;(c||u||d||p||f||g)&&(!i.firstPerson&&i.followPointer&&t.pivotController.startPivot(),g?r.panDeltaY+=m:f&&(r.panDeltaY+=-m),p?r.panDeltaX+=-m:d&&(r.panDeltaX+=m),u?r.panDeltaZ+=m:c&&(r.panDeltaZ+=-m))}))}reset(){}destroy(){this._scene.off(this._onTick),this._scene.input.off(this._onSceneMouseMove),this._scene.input.off(this._onSceneKeyDown),this._scene.input.off(this._onSceneKeyUp)}}const Ed=d.vec3();class Fd{constructor(e,t,i,s,r){this._scene=e;const o=e.camera,n=t.pickController,a=t.pivotController,l=t.panController;let A=1,h=1,c=null;this._onTick=e.on("tick",(()=>{if(!i.active||!i.pointerEnabled)return;let t="default";if(Math.abs(r.dollyDelta)<.001&&(r.dollyDelta=0),Math.abs(r.rotateDeltaX)<.001&&(r.rotateDeltaX=0),Math.abs(r.rotateDeltaY)<.001&&(r.rotateDeltaY=0),0===r.rotateDeltaX&&0===r.rotateDeltaY||(r.dollyDelta=0),i.followPointer){if(--A<=0&&(A=1,0!==r.dollyDelta)){if(0===r.rotateDeltaY&&0===r.rotateDeltaX&&i.followPointer&&s.followPointerDirty&&(n.pickCursorPos=s.pointerCanvasPos,n.schedulePickSurface=!0,n.update(),n.pickResult&&n.pickResult.worldPos?c=n.pickResult.worldPos:(h=1,c=null),s.followPointerDirty=!1),c){const t=Math.abs(d.lenVec3(d.subVec3(c,e.camera.eye,Ed)));h=t/i.dollyProximityThreshold}h<i.dollyMinSpeed&&(h=i.dollyMinSpeed)}}else h=1,c=null;const u=r.dollyDelta*h;if(0===r.rotateDeltaY&&0===r.rotateDeltaX||(!i.firstPerson&&i.followPointer&&a.getPivoting()?(a.continuePivot(r.rotateDeltaY,r.rotateDeltaX),a.showPivot()):(0!==r.rotateDeltaX&&(i.firstPerson?o.pitch(-r.rotateDeltaX):o.orbitPitch(r.rotateDeltaX)),0!==r.rotateDeltaY&&(i.firstPerson?o.yaw(r.rotateDeltaY):o.orbitYaw(r.rotateDeltaY))),r.rotateDeltaX*=i.rotationInertia,r.rotateDeltaY*=i.rotationInertia,t="grabbing"),Math.abs(r.panDeltaX)<.001&&(r.panDeltaX=0),Math.abs(r.panDeltaY)<.001&&(r.panDeltaY=0),Math.abs(r.panDeltaZ)<.001&&(r.panDeltaZ=0),0!==r.panDeltaX||0!==r.panDeltaY||0!==r.panDeltaZ){const e=d.vec3();let s,n;if(e[0]=r.panDeltaX,e[1]=r.panDeltaY,e[2]=r.panDeltaZ,i.constrainVertical){o.xUp?(s=o.eye[0],n=o.look[0]):o.yUp?(s=o.eye[1],n=o.look[1]):o.zUp&&(s=o.eye[2],n=o.look[2]),o.pan(e);const t=o.eye,i=o.look;o.xUp?(t[0]=s,i[0]=n):o.yUp?(t[1]=s,i[1]=n):o.zUp&&(t[2]=s,i[2]=n),o.eye=t,o.look=i}else o.pan(e);t="grabbing"}if(r.panDeltaX*=i.panInertia,r.panDeltaY*=i.panInertia,r.panDeltaZ*=i.panInertia,0!==u){if(t=u<0?"zoom-in":"zoom-out",i.firstPerson){let e,t;if(i.constrainVertical&&(o.xUp?(e=o.eye[0],t=o.look[0]):o.yUp?(e=o.eye[1],t=o.look[1]):o.zUp&&(e=o.eye[2],t=o.look[2])),i.followPointer){l.dollyToCanvasPos(c,s.pointerCanvasPos,-u)&&(s.followPointerDirty=!0)}else o.pan([0,0,u]),o.ortho.scale=o.ortho.scale-u;if(i.constrainVertical){const i=o.eye,s=o.look;o.xUp?(i[0]=e,s[0]=t):o.yUp?(i[1]=e,s[1]=t):o.zUp&&(i[2]=e,s[2]=t),o.eye=i,o.look=s}}else if(i.planView)if(i.followPointer){l.dollyToCanvasPos(c,s.pointerCanvasPos,-u)&&(s.followPointerDirty=!0)}else o.ortho.scale=o.ortho.scale+u,o.zoom(u);else if(i.followPointer){l.dollyToCanvasPos(c,s.pointerCanvasPos,-u)&&(s.followPointerDirty=!0)}else o.ortho.scale=o.ortho.scale+u,o.zoom(u);r.dollyDelta*=i.dollyInertia}n.fireEvents(),document.body.style.cursor=t}))}destroy(){this._scene.off(this._onTick)}}class Id{constructor(e,t,i,s,r){this._scene=e;const o=this._scene.canvas.canvas;o.addEventListener("mouseenter",this._mouseEnterHandler=()=>{s.mouseover=!0}),o.addEventListener("mouseleave",this._mouseLeaveHandler=()=>{s.mouseover=!1,o.style.cursor=null}),document.addEventListener("mousemove",this._mouseMoveHandler=e=>{Dd(e,o,s.pointerCanvasPos)}),o.addEventListener("mousedown",this._mouseDownHandler=e=>{i.active&&i.pointerEnabled&&(Dd(e,o,s.pointerCanvasPos),s.mouseover=!0)}),o.addEventListener("mouseup",this._mouseUpHandler=e=>{i.active&&i.pointerEnabled})}reset(){}destroy(){const e=this._scene.canvas.canvas;document.removeEventListener("mousemove",this._mouseMoveHandler),e.removeEventListener("mouseenter",this._mouseEnterHandler),e.removeEventListener("mouseleave",this._mouseLeaveHandler),e.removeEventListener("mousedown",this._mouseDownHandler),e.removeEventListener("mouseup",this._mouseUpHandler)}}function Dd(e,t,i){if(e){const{left:s,top:r}=t.getBoundingClientRect();i[0]=e.clientX-s,i[1]=e.clientY-r}else e=window.event,i[0]=e.x,i[1]=e.y;return i}const Sd=function(e,t){if(e){let i=e.target,s=0,r=0;for(;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t};class Td{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController,n=t.pivotController,a=d.vec2(),l=d.vec2(),A=d.vec2(),h=d.vec2(),c=[],u=this._scene.canvas.canvas;let p=0,f=!1;this._onTick=e.on("tick",(()=>{f=!1})),u.addEventListener("touchstart",this._canvasTouchStartHandler=t=>{if(!i.active||!i.pointerEnabled)return;t.preventDefault();const r=t.touches,l=t.changedTouches;for(s.touchStartTime=Date.now(),1===r.length&&1===l.length&&(Sd(r[0],a),i.followPointer&&(o.pickCursorPos=a,o.schedulePickSurface=!0,o.update(),i.planView||(o.picked&&o.pickedSurface&&o.pickResult&&o.pickResult.worldPos?(n.setPivotPos(o.pickResult.worldPos),!i.firstPerson&&n.startPivot()&&n.showPivot()):(i.smartPivot?n.setCanvasPivotPos(s.pointerCanvasPos):n.setPivotPos(e.camera.look),!i.firstPerson&&n.startPivot()&&n.showPivot()))));c.length<r.length;)c.push(d.vec2());for(let e=0,t=r.length;e<t;++e)Sd(r[e],c[e]);p=r.length}),u.addEventListener("touchend",this._canvasTouchEndHandler=()=>{n.getPivoting()&&n.endPivot()}),u.addEventListener("touchmove",this._canvasTouchMoveHandler=t=>{if(!i.active||!i.pointerEnabled)return;if(t.stopPropagation(),t.preventDefault(),f)return;f=!0;const n=e.canvas.boundary,a=n[2],u=n[3],g=t.touches;if(t.touches.length===p){if(1===p){Sd(g[0],l),d.subVec2(l,c[0],h);const t=h[0],o=h[1];if(null!==s.longTouchTimeout&&(Math.abs(t)>i.longTapRadius||Math.abs(o)>i.longTapRadius)&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null),i.planView){const s=e.camera;if("perspective"===s.projection){const n=Math.abs(e.camera.eyeLookDist)*Math.tan(s.perspective.fov/2*Math.PI/180);r.panDeltaX+=t*n/u*i.touchPanRate,r.panDeltaY+=o*n/u*i.touchPanRate}else r.panDeltaX+=.5*s.ortho.scale*(t/u)*i.touchPanRate,r.panDeltaY+=.5*s.ortho.scale*(o/u)*i.touchPanRate}else r.rotateDeltaY-=t/a*(1*i.dragRotationRate),r.rotateDeltaX+=o/u*(1.5*i.dragRotationRate)}else if(2===p){const t=g[0],n=g[1];Sd(t,l),Sd(n,A);const a=d.geometricMeanVec2(c[0],c[1]),h=d.geometricMeanVec2(l,A),p=d.vec2();d.subVec2(a,h,p);const f=p[0],m=p[1],_=e.camera,v=d.distVec2([t.pageX,t.pageY],[n.pageX,n.pageY]),b=(d.distVec2(c[0],c[1])-v)*i.touchDollyRate;if(r.dollyDelta=b,Math.abs(b)<1)if("perspective"===_.projection){const t=o.pickResult?o.pickResult.worldPos:e.center,s=Math.abs(d.lenVec3(d.subVec3(t,e.camera.eye,[])))*Math.tan(_.perspective.fov/2*Math.PI/180);r.panDeltaX-=f*s/u*i.touchPanRate,r.panDeltaY-=m*s/u*i.touchPanRate}else r.panDeltaX-=.5*_.ortho.scale*(f/u)*i.touchPanRate,r.panDeltaY-=.5*_.ortho.scale*(m/u)*i.touchPanRate;s.pointerCanvasPos=h}for(let e=0;e<p;++e)Sd(g[e],c[e])}})}reset(){}destroy(){const e=this._scene.canvas.canvas;e.removeEventListener("touchstart",this._canvasTouchStartHandler),e.removeEventListener("touchend",this._canvasTouchEndHandler),e.removeEventListener("touchmove",this._canvasTouchMoveHandler),this._scene.off(this._onTick)}}const Rd=function(e,t){if(e){let i=e.target,s=0,r=0;for(;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t};class Ld{constructor(e,t,i,s,r){this._scene=e;const o=t.pickController,n=t.cameraControl;let a;const l=[],A=new Float32Array(2);let h=-1,c=-1;const u=this._scene.canvas.canvas,p=i=>{let s;i&&i.worldPos&&(s=i.worldPos);const r=i?i.entity.aabb:e.aabb;if(s){const i=e.camera;d.subVec3(i.eye,i.look,[]),t.cameraFlight.flyTo({aabb:r})}else t.cameraFlight.flyTo({aabb:r})};u.addEventListener("touchstart",this._canvasTouchStartHandler=e=>{if(!i.active||!i.pointerEnabled)return;null!==s.longTouchTimeout&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null);const r=e.touches,o=e.changedTouches;if(a=Date.now(),1===r.length&&1===o.length){h=a,Rd(r[0],A);const o=A[0],n=A[1],l=r[0].pageX,c=r[0].pageY;s.longTouchTimeout=setTimeout((()=>{t.cameraControl.fire("rightClick",{pagePos:[Math.round(l),Math.round(c)],canvasPos:[Math.round(o),Math.round(n)],event:e},!0),s.longTouchTimeout=null}),i.longTapTimeout)}else h=-1;for(;l.length<r.length;)l.push(new Float32Array(2));for(let e=0,t=r.length;e<t;++e)Rd(r[e],l[e]);l.length=r.length},{passive:!0}),u.addEventListener("touchend",this._canvasTouchEndHandler=e=>{if(!i.active||!i.pointerEnabled)return;const t=Date.now(),r=e.touches,a=e.changedTouches,u=n.hasSubs("pickedSurface");null!==s.longTouchTimeout&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null),0===r.length&&1===a.length&&h>-1&&t-h<150&&(c>-1&&h-c<325?(Rd(a[0],o.pickCursorPos),o.schedulePickEntity=!0,o.schedulePickSurface=u,o.update(),o.pickResult?(o.pickResult.touchInput=!0,n.fire("doublePicked",o.pickResult),o.pickedSurface&&n.fire("doublePickedSurface",o.pickResult),i.doublePickFlyTo&&p(o.pickResult)):(n.fire("doublePickedNothing"),i.doublePickFlyTo&&p()),c=-1):d.distVec2(l[0],A)<4&&(Rd(a[0],o.pickCursorPos),o.schedulePickEntity=!0,o.schedulePickSurface=u,o.update(),o.pickResult?(o.pickResult.touchInput=!0,n.fire("picked",o.pickResult),o.pickedSurface&&n.fire("pickedSurface",o.pickResult)):n.fire("pickedNothing"),c=t),h=-1),l.length=r.length;for(let e=0,t=r.length;e<t;++e)l[e][0]=r[e].pageX,l[e][1]=r[e].pageY},{passive:!0})}reset(){}destroy(){const e=this._scene.canvas.canvas;e.removeEventListener("touchstart",this._canvasTouchStartHandler),e.removeEventListener("touchend",this._canvasTouchEndHandler)}}class Ud extends R{constructor(e,t={}){super(e,t),this.PAN_LEFT=0,this.PAN_RIGHT=1,this.PAN_UP=2,this.PAN_DOWN=3,this.PAN_FORWARDS=4,this.PAN_BACKWARDS=5,this.ROTATE_X_POS=6,this.ROTATE_X_NEG=7,this.ROTATE_Y_POS=8,this.ROTATE_Y_NEG=9,this.DOLLY_FORWARDS=10,this.DOLLY_BACKWARDS=11,this.AXIS_VIEW_RIGHT=12,this.AXIS_VIEW_BACK=13,this.AXIS_VIEW_LEFT=14,this.AXIS_VIEW_FRONT=15,this.AXIS_VIEW_TOP=16,this.AXIS_VIEW_BOTTOM=17,this._keyMap={},this.scene.canvas.canvas.oncontextmenu=e=>{e.preventDefault()},this._configs={longTapTimeout:600,longTapRadius:5,active:!0,keyboardLayout:"qwerty",navMode:"orbit",planView:!1,firstPerson:!1,followPointer:!0,doublePickFlyTo:!0,panRightClick:!0,showPivot:!1,pointerEnabled:!0,constrainVertical:!1,smartPivot:!1,doubleClickTimeFrame:250,zoomOnMouseWheel:!0,snapToVertex:true,snapToEdge:true,snapRadius:30,keyboardEnabledOnlyIfMouseover:!0,dragRotationRate:360,keyboardRotationRate:90,rotationInertia:0,keyboardPanRate:1,touchPanRate:1,panInertia:.5,keyboardDollyRate:10,mouseWheelDollyRate:100,touchDollyRate:.2,dollyInertia:0,dollyProximityThreshold:30,dollyMinSpeed:.04},this._states={pointerCanvasPos:d.vec2(),mouseover:!1,followPointerDirty:!0,mouseDownClientX:0,mouseDownClientY:0,mouseDownCursorX:0,mouseDownCursorY:0,touchStartTime:null,activeTouches:[],tapStartPos:d.vec2(),tapStartTime:-1,lastTapTime:-1,longTouchTimeout:null},this._updates={rotateDeltaX:0,rotateDeltaY:0,panDeltaX:0,panDeltaY:0,panDeltaZ:0,dollyDelta:0};const i=this.scene;this._controllers={cameraControl:this,pickController:new gd(this,this._configs),pivotController:new fd(i,this._configs),panController:new ld(i),cameraFlight:new Eu(this,{duration:.5})},this._handlers=[new Id(this.scene,this._controllers,this._configs,this._states,this._updates),new Td(this.scene,this._controllers,this._configs,this._states,this._updates),new _d(this.scene,this._controllers,this._configs,this._states,this._updates),new Pd(this.scene,this._controllers,this._configs,this._states,this._updates),new Cd(this.scene,this._controllers,this._configs,this._states,this._updates),new Ld(this.scene,this._controllers,this._configs,this._states,this._updates),new Md(this.scene,this._controllers,this._configs,this._states,this._updates)],this._cameraUpdater=new Fd(this.scene,this._controllers,this._configs,this._states,this._updates),this.navMode=t.navMode,t.planView&&(this.planView=t.planView),this.constrainVertical=t.constrainVertical,t.keyboardLayout?this.keyboardLayout=t.keyboardLayout:this.keyMap=t.keyMap,this.doublePickFlyTo=t.doublePickFlyTo,this.panRightClick=t.panRightClick,this.active=t.active,this.followPointer=t.followPointer,this.rotationInertia=t.rotationInertia,this.keyboardPanRate=t.keyboardPanRate,this.touchPanRate=t.touchPanRate,this.keyboardRotationRate=t.keyboardRotationRate,this.dragRotationRate=t.dragRotationRate,this.touchDollyRate=t.touchDollyRate,this.dollyInertia=t.dollyInertia,this.dollyProximityThreshold=t.dollyProximityThreshold,this.dollyMinSpeed=t.dollyMinSpeed,this.panInertia=t.panInertia,this.pointerEnabled=!0,this.keyboardDollyRate=t.keyboardDollyRate,this.mouseWheelDollyRate=t.mouseWheelDollyRate}set keyMap(e){if(e=e||"qwerty",y.isString(e)){const t=this.scene.input,i={};switch(e){default:this.error("Unsupported value for 'keyMap': "+e+" defaulting to 'qwerty'");case"qwerty":i[this.PAN_LEFT]=[t.KEY_A],i[this.PAN_RIGHT]=[t.KEY_D],i[this.PAN_UP]=[t.KEY_Z],i[this.PAN_DOWN]=[t.KEY_X],i[this.PAN_BACKWARDS]=[],i[this.PAN_FORWARDS]=[],i[this.DOLLY_FORWARDS]=[t.KEY_W,t.KEY_ADD],i[this.DOLLY_BACKWARDS]=[t.KEY_S,t.KEY_SUBTRACT],i[this.ROTATE_X_POS]=[t.KEY_DOWN_ARROW],i[this.ROTATE_X_NEG]=[t.KEY_UP_ARROW],i[this.ROTATE_Y_POS]=[t.KEY_Q,t.KEY_LEFT_ARROW],i[this.ROTATE_Y_NEG]=[t.KEY_E,t.KEY_RIGHT_ARROW],i[this.AXIS_VIEW_RIGHT]=[t.KEY_NUM_1],i[this.AXIS_VIEW_BACK]=[t.KEY_NUM_2],i[this.AXIS_VIEW_LEFT]=[t.KEY_NUM_3],i[this.AXIS_VIEW_FRONT]=[t.KEY_NUM_4],i[this.AXIS_VIEW_TOP]=[t.KEY_NUM_5],i[this.AXIS_VIEW_BOTTOM]=[t.KEY_NUM_6];break;case"azerty":i[this.PAN_LEFT]=[t.KEY_Q],i[this.PAN_RIGHT]=[t.KEY_D],i[this.PAN_UP]=[t.KEY_W],i[this.PAN_DOWN]=[t.KEY_X],i[this.PAN_BACKWARDS]=[],i[this.PAN_FORWARDS]=[],i[this.DOLLY_FORWARDS]=[t.KEY_Z,t.KEY_ADD],i[this.DOLLY_BACKWARDS]=[t.KEY_S,t.KEY_SUBTRACT],i[this.ROTATE_X_POS]=[t.KEY_DOWN_ARROW],i[this.ROTATE_X_NEG]=[t.KEY_UP_ARROW],i[this.ROTATE_Y_POS]=[t.KEY_A,t.KEY_LEFT_ARROW],i[this.ROTATE_Y_NEG]=[t.KEY_E,t.KEY_RIGHT_ARROW],i[this.AXIS_VIEW_RIGHT]=[t.KEY_NUM_1],i[this.AXIS_VIEW_BACK]=[t.KEY_NUM_2],i[this.AXIS_VIEW_LEFT]=[t.KEY_NUM_3],i[this.AXIS_VIEW_FRONT]=[t.KEY_NUM_4],i[this.AXIS_VIEW_TOP]=[t.KEY_NUM_5],i[this.AXIS_VIEW_BOTTOM]=[t.KEY_NUM_6]}this._keyMap=i}else{const t=e;this._keyMap=t}}get keyMap(){return this._keyMap}_isKeyDownForAction(e,t){const i=this._keyMap[e];if(!i)return!1;t||(t=this.scene.input.keyDown);for(let e=0,s=i.length;e<s;e++){if(t[i[e]])return!0}return!1}set pivotElement(e){this._controllers.pivotController.setPivotElement(e)}set active(e){e=!1!==e,this._configs.active=e,this._handlers[1]._active=e,this._handlers[5]._active=e}get active(){return this._configs.active}set snapToVertex(e){this._configs.snapToVertex=!!e}get snapToVertex(){return this._configs.snapToVertex}set snapToEdge(e){this._configs.snapToEdge=!!e}get snapToEdge(){return this._configs.snapToEdge}set snapRadius(e){e=e||30,this._configs.snapRadius=e}get snapRadius(){return this._configs.snapRadius}set keyboardEnabledOnlyIfMouseover(e){this._configs.keyboardEnabledOnlyIfMouseover=!!e}get keyboardEnabledOnlyIfMouseover(){return this._configs.keyboardEnabledOnlyIfMouseover}set navMode(e){"firstPerson"!==(e=e||"orbit")&&"orbit"!==e&&"planView"!==e&&(this.error("Unsupported value for navMode: "+e+" - supported values are 'orbit', 'firstPerson' and 'planView' - defaulting to 'orbit'"),e="orbit"),this._configs.firstPerson="firstPerson"===e,this._configs.planView="planView"===e,(this._configs.firstPerson||this._configs.planView)&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot()),this._configs.navMode=e}get navMode(){return this._configs.navMode}set pointerEnabled(e){this._reset(),this._configs.pointerEnabled=!!e}_reset(){for(let e=0,t=this._handlers.length;e<t;e++){const t=this._handlers[e];t.reset&&t.reset()}this._updates.panDeltaX=0,this._updates.panDeltaY=0,this._updates.rotateDeltaX=0,this._updates.rotateDeltaY=0,this._updates.dolyDelta=0}get pointerEnabled(){return this._configs.pointerEnabled}set followPointer(e){this._configs.followPointer=!1!==e}get followPointer(){return this._configs.followPointer}set pivotPos(e){this._controllers.pivotController.setPivotPos(e)}get pivotPos(){return this._controllers.pivotController.getPivotPos()}set dollyToPointer(e){this.warn("dollyToPointer property is deprecated - replaced with followPointer"),this.followPointer=e}get dollyToPointer(){return this.warn("dollyToPointer property is deprecated - replaced with followPointer"),this.followPointer}set panToPointer(e){this.warn("panToPointer property is deprecated - replaced with followPointer")}get panToPointer(){return this.warn("panToPointer property is deprecated - replaced with followPointer"),!1}set planView(e){this._configs.planView=!!e,this._configs.firstPerson=!1,this._configs.planView&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot()),this.warn("planView property is deprecated - replaced with navMode")}get planView(){return this.warn("planView property is deprecated - replaced with navMode"),this._configs.planView}set firstPerson(e){this.warn("firstPerson property is deprecated - replaced with navMode"),this._configs.firstPerson=!!e,this._configs.planView=!1,this._configs.firstPerson&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot())}get firstPerson(){return this.warn("firstPerson property is deprecated - replaced with navMode"),this._configs.firstPerson}set constrainVertical(e){this._configs.constrainVertical=!!e}get constrainVertical(){return this._configs.constrainVertical}set doublePickFlyTo(e){this._configs.doublePickFlyTo=!1!==e}get doublePickFlyTo(){return this._configs.doublePickFlyTo}set panRightClick(e){this._configs.panRightClick=!1!==e}get panRightClick(){return this._configs.panRightClick}set rotationInertia(e){this._configs.rotationInertia=null!=e?e:0}get rotationInertia(){return this._configs.rotationInertia}set keyboardPanRate(e){this._configs.keyboardPanRate=null!=e?e:5}set touchPanRate(e){this._configs.touchPanRate=null!=e?e:1}get touchPanRate(){return this._configs.touchPanRate}get keyboardPanRate(){return this._configs.keyboardPanRate}set keyboardRotationRate(e){this._configs.keyboardRotationRate=null!=e?e:90}get keyboardRotationRate(){return this._configs.keyboardRotationRate}set dragRotationRate(e){this._configs.dragRotationRate=null!=e?e:360}get dragRotationRate(){return this._configs.dragRotationRate}set keyboardDollyRate(e){this._configs.keyboardDollyRate=null!=e?e:15}get keyboardDollyRate(){return this._configs.keyboardDollyRate}set touchDollyRate(e){this._configs.touchDollyRate=null!=e?e:.2}get touchDollyRate(){return this._configs.touchDollyRate}set mouseWheelDollyRate(e){this._configs.mouseWheelDollyRate=null!=e?e:100}get mouseWheelDollyRate(){return this._configs.mouseWheelDollyRate}set dollyInertia(e){this._configs.dollyInertia=null!=e?e:0}get dollyInertia(){return this._configs.dollyInertia}set dollyProximityThreshold(e){this._configs.dollyProximityThreshold=null!=e?e:35}get dollyProximityThreshold(){return this._configs.dollyProximityThreshold}set dollyMinSpeed(e){this._configs.dollyMinSpeed=null!=e?e:.04}get dollyMinSpeed(){return this._configs.dollyMinSpeed}set panInertia(e){this._configs.panInertia=null!=e?e:.5}get panInertia(){return this._configs.panInertia}set keyboardLayout(e){"qwerty"!==(e=e||"qwerty")&&"azerty"!==e&&(this.error("Unsupported value for keyboardLayout - defaulting to 'qwerty'"),e="qwerty"),this._configs.keyboardLayout=e,this.keyMap=this._configs.keyboardLayout}get keyboardLayout(){return this._configs.keyboardLayout}enablePivotSphere(e={}){this._controllers.pivotController.enablePivotSphere(e)}disablePivotSphere(){this._controllers.pivotController.disablePivotSphere()}set smartPivot(e){this._configs.smartPivot=!1!==e}get smartPivot(){return this._configs.smartPivot}set doubleClickTimeFrame(e){this._configs.doubleClickTimeFrame=null!=e?e:250}get doubleClickTimeFrame(){return this._configs.doubleClickTimeFrame}set zoomOnMouseWheel(e){this._configs.zoomOnMouseWheel=!!e}get zoomOnMouseWheel(){return this._configs.zoomOnMouseWheel}destroy(){this._destroyHandlers(),this._destroyControllers(),this._cameraUpdater.destroy(),super.destroy()}_destroyHandlers(){for(let e=0,t=this._handlers.length;e<t;e++){const t=this._handlers[e];t.destroy&&t.destroy()}}_destroyControllers(){for(let e=0,t=this._controllers.length;e<t;e++){const t=this._controllers[e];t.destroy&&t.destroy()}}}class Od{constructor(e,t,i,s,r){this.name=e,this.type=i,this.value=t,this.valueType=s,this.description=r}}class kd{constructor(e){if(this.id=e.id,this.originalSystemId=e.originalSystemId,this.metaModels=[],this.name=e.name,this.type=e.type,this.properties=[],e.properties){const t=e.properties;for(let e=0,i=t.length;e<i;e++){const i=t[e];Number.isInteger(i)?this.properties.push(i):this.properties.push(new Od(i.name,i.value,i.type,i.valueType,i.description))}}}}class Nd{constructor(e){this.metaModels=[],this.id=e.id,this.parentId=e.parentId,this.parent=null,this.originalSystemId=e.originalSystemId,this.name=e.name,this.type=e.type,this.propertySetIds=e.propertySetIds,this.propertySets=[],this.attributes=e.attributes||{},void 0!==e.external&&null!==e.external&&(this.external=e.external)}get metaModel(){return 1==this.metaModels.length?this.metaModels[0]:null}getObjectIDsInSubtree(){const e=[];return function t(i){if(!i)return;e.push(i.id);const s=i.children;if(s)for(var r=0,o=s.length;r<o;r++)t(s[r])}(this),e}withMetaObjectsInSubtree(e){!function t(i){if(!i)return;e(i);const s=i.children;if(s)for(var r=0,o=s.length;r<o;r++)t(s[r])}(this)}getObjectIDsInSubtreeByType(e){const t={};for(var i=0,s=e.length;i<s;i++)t[e[i]]=e[i];const r=[];return function e(i){if(!i)return;t[i.type]&&r.push(i.id);const s=i.children;if(s)for(var o=0,n=s.length;o<n;o++)e(s[o])}(this),r}getJSON(){var e={id:this.id,type:this.type,name:this.name};return this.parent&&(e.parent=this.parent.id),e}}class Qd{constructor(e){this.id=e.id,this.projectId=e.projectId,this.revisionId=e.revisionId,this.author=e.author,this.createdAt=e.createdAt,this.creatingApplication=e.creatingApplication,this.schema=e.schema,this.metaScene=e.metaScene,this.propertySets=[],this.rootMetaObjects=[],this.metaObjects={},this.graph=e.graph||{},this.metaScene.metaModels[this.id]=this,this._propertyLookup=[],this.finalized=!1}get rootMetaObject(){return 1===this.rootMetaObjects.length?this.rootMetaObjects[0]:null}loadData(e,t={}){if(this.finalized)throw"MetaScene already finalized - can't add more data";this._globalizeIDs(e,t);const i=this.metaScene,s=e.properties;if(s)for(let e=0,t=s.length;e<t;e++)this._propertyLookup.push(s[e]);if(e.propertySets)for(let t=0,s=e.propertySets.length;t<s;t++){const s=e.propertySets[t];s.properties||(s.properties=[]);let r=i.propertySets[s.id];r||(r=new kd({id:s.id,originalSystemId:s.originalSystemId||s.id,type:s.type,name:s.name,properties:s.properties}),i.propertySets[r.id]=r),r.metaModels.push(this),this.propertySets.push(r)}if(e.metaObjects)for(let t=0,s=e.metaObjects.length;t<s;t++){const s=e.metaObjects[t],r=s.id;let o=i.metaObjects[r];if(!o){const e=s.type,t=s.originalSystemId,i=s.propertySets||s.propertySetIds;o=new Nd({id:r,originalSystemId:t,parentId:s.parent,type:e,name:s.name,attributes:s.attributes,propertySetIds:i,external:s.external}),this.metaScene.metaObjects[r]=o,o.metaModels=[]}this.metaObjects[r]=o,s.parent||(this.rootMetaObjects.push(o),i.rootMetaObjects[r]=o)}}_decompressProperties(e,t){const i=[];for(let s=0,r=t.length;s<r;s++){const r=t[s];if(Number.isInteger(r)){const o=e[r];o?t[s]=o:i.push(r)}}i.length>0&&console.error(`[MetaModel._decompressProperties] Properties not found: ${i}`)}finalize(){if(this.finalized)throw"MetaScene already finalized - can't re-finalize";const e=this.metaScene;for(let t in e.metaObjects){const i=e.metaObjects[t];if(i.children&&(i.children=[]),i.propertySets&&(i.propertySets=[]),i.propertySetIds)for(let t=0,s=i.propertySetIds.length;t<s;t++){const s=i.propertySetIds[t],r=e.propertySets[s];i.propertySets.push(r)}}for(let t in e.metaObjects){const i=e.metaObjects[t];if(i.parentId){const t=e.metaObjects[i.parentId];t&&(i.parent=t,(t.children||(t.children=[])).push(i))}}for(let t in e.metaObjects){e.metaObjects[t].metaModels=[]}for(let t in e.metaModels){const i=e.metaModels[t];for(let e in i.metaObjects){i.metaObjects[e].metaModels.push(i)}}e.metaObjectsByType={};for(let t in e.metaObjects){const i=e.metaObjects[t],s=i.type;(e.metaObjectsByType[s]||(e.metaObjectsByType[s]={}))[t]=i}if(this.propertySets)for(let e=0,t=this.propertySets.length;e<t;e++){const t=this.propertySets[e];this._decompressProperties(this._propertyLookup,t.properties)}this._propertyLookup=[],this.finalized=!0,this.metaScene.fire("metaModelCreated",this.id)}getJSON(){const e={id:this.id,projectId:this.projectId,author:this.author,createdAt:this.createdAt,schema:this.schema,creatingApplication:this.creatingApplication,metaObjects:[],propertySets:[]},t=Object.values(this.metaObjects);for(let i=0,s=t.length;i<s;i++){const s=t[i],r={id:s.id,originalSystemId:s.originalSystemId,extId:s.extId,type:s.type,name:s.name};s.parent&&(r.parent=s.parent.id),s.attributes&&(r.attributes=s.attributes),s.propertySetIds&&(r.propertySetIds=s.propertySetIds),e.metaObjects.push(r)}for(let t=0,i=this.propertySets.length;t<i;t++){const i=this.propertySets[t],s={id:i.id,originalSystemId:i.originalSystemId,extId:i.extId,type:i.type,name:i.name,propertyies:[]};for(let e=0,t=i.properties.length;e<t;e++){const t=i.properties[e],r={id:t.id,description:t.description,type:t.type,name:t.name,value:t.value,valueType:t.valueType};s.properties.push(r)}e.propertySets.push(s)}return e}_globalizeIDs(e,t){const i=!!t.globalizeObjectIds;if(e.metaObjects)for(let t=0,s=e.metaObjects.length;t<s;t++){const s=e.metaObjects[t];if(s.originalSystemId=s.id,s.parent&&(s.originalParentSystemId=s.parent),i&&(s.id=d.globalizeObjectId(this.id,s.id),s.parent&&(s.parent=d.globalizeObjectId(this.id,s.parent))),i){const e=s.propertySetIds;if(e){const t=[];for(let i=0,s=e.length;i<s;i++)t.push(d.globalizeObjectId(this.id,e[i]));s.propertySetIds=t,s.originalSystemPropertySetIds=e}}else s.originalSystemPropertySetIds=s.propertySetIds}if(e.propertySets)for(let t=0,s=e.propertySets.length;t<s;t++){const s=e.propertySets[t];s.originalSystemId=s.id,i&&(s.id=d.globalizeObjectId(this.id,s.id))}}}class Vd{constructor(e,t){this.viewer=e,this.scene=t,this.metaModels={},this.propertySets={},this.metaObjects={},this.metaObjectsByType={},this.rootMetaObjects={},this._eventSubs={}}on(e,t){let i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}fire(e,t){const i=this._eventSubs[e];if(i)for(let e=0,s=i.length;e<s;e++)i[e](t)}off(e){}createMetaModel(e,t,i={}){const s=new Qd({metaScene:this,id:e,projectId:t.projectId||"none",revisionId:t.revisionId||"none",author:t.author||"none",createdAt:t.createdAt||"none",creatingApplication:t.creatingApplication||"none",schema:t.schema||"none",propertySets:[]});return s.loadData(t),s.finalize(),s}destroyMetaModel(e){const t=this.metaModels[e];if(t){if(t.propertySets)for(let i=0,s=t.propertySets.length;i<s;i++){const s=t.propertySets[i];if(1===s.metaModels.length&&s.metaModels[0].id===e)delete this.propertySets[s.id];else{const t=[];for(let i=0,r=s.metaModels.length;i<r;i++)s.metaModels[i].id!==e&&t.push(s.metaModels[i]);s.metaModels=t}}if(t.metaObjects)for(let i=0,s=t.metaObjects.length;i<s;i++){const s=t.metaObjects[i];s.type;const r=s.id;1===s.metaModels.length&&s.metaModels[0].id===e&&(delete this.metaObjects[r],s.parent||delete this.rootMetaObjects[r])}for(let e in this.metaObjects){const t=this.metaObjects[e];if(t.children&&(t.children=[]),t.propertySets&&(t.propertySets=[]),t.propertySetIds)for(let e=0,i=t.propertySetIds.length;e<i;e++){const i=t.propertySetIds[e],s=this.propertySets[i];t.propertySets.push(s)}}this.metaObjectsByType={};for(let e in this.metaObjects){const t=this.metaObjects[e],i=t.type;t.children&&(t.children=null),(this.metaObjectsByType[i]||(this.metaObjectsByType[i]={}))[e]=t}for(let e in this.metaObjects){const t=this.metaObjects[e];if(t.parentId){const e=this.metaObjects[t.parentId];e&&(t.parent=e,(e.children||(e.children=[])).push(t))}}delete this.metaModels[e];for(let e in this.metaObjects){this.metaObjects[e].metaModels=[]}for(let e in this.metaModels){const t=this.metaModels[e];for(let e=0,i=t.metaObjects.length;e<i;e++){t.metaObjects[e].metaModels.push(t)}}this.fire("metaModelDestroyed",e)}}getObjectIDsByType(e){const t=this.metaObjectsByType[e];return t?Object.keys(t):[]}getObjectIDsInSubtree(e,t,i){const s=[],r=this.metaObjects[e],o=t&&t.length>0?Hd(t):null,n=i&&i.length>0?Hd(i):null,a=e=>{if(!e)return;var t=!0;(n&&n[e.type]||o&&!o[e.type])&&(t=!1),t&&s.push(e.id);const i=e.children;if(i)for(var r=0,l=i.length;r<l;r++)a(i[r])};return a(r),s}withMetaObjectsInSubtree(e,t){const i=this.metaObjects[e];i&&i.withMetaObjectsInSubtree(t)}}function Hd(e){const t={};for(var i=0,s=e.length;i<s;i++)t[e[i]]=!0;return t}
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  * html2canvas 1.4.1 <https://html2canvas.hertzen.com>
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e>=48&&e<=57},Jp=function(e){return Xp(e)||e>=65&&e<=70||e>=97&&e<=102},Yp=function(e){return 10===e||9===e||32===e},Zp=function(e){return function(e){return function(e){return e>=97&&e<=122}(e)||function(e){return e>=65&&e<=90}(e)}(e)||function(e){return e>=128}(e)||95===e},qp=function(e){return Zp(e)||Xp(e)||45===e},$p=function(e){return e>=0&&e<=8||11===e||e>=14&&e<=31||127===e},ef=function(e,t){return 92===e&&10!==t},tf=function(e,t,i){return 45===e?Zp(t)||ef(t,i):!!Zp(e)||!(92!==e||!ef(e,t))},sf=function(e,t,i){return 43===e||45===e?!!Xp(t)||46===t&&Xp(i):Xp(46===e?t:e)},rf=function(e){var t=0,i=1;43!==e[t]&&45!==e[t]||(45===e[t]&&(i=-1),t++);for(var s=[];Xp(e[t]);)s.push(e[t++]);var r=s.length?parseInt(qd.apply(void 0,s),10):0;46===e[t]&&t++;for(var o=[];Xp(e[t]);)o.push(e[t++]);var n=o.length,a=n?parseInt(qd.apply(void 0,o),10):0;69!==e[t]&&101!==e[t]||t++;var l=1;43!==e[t]&&45!==e[t]||(45===e[t]&&(l=-1),t++);for(var A=[];Xp(e[t]);)A.push(e[t++]);var h=A.length?parseInt(qd.apply(void 0,A),10):0;return i*(r+a*Math.pow(10,-n))*Math.pow(10,l*h)},of={type:2},nf={type:3},af={type:4},lf={type:13},Af={type:8},hf={type:21},cf={type:9},uf={type:10},df={type:11},pf={type:12},ff={type:14},gf={type:23},mf={type:1},_f={type:25},vf={type:24},bf={type:26},yf={type:27},xf={type:28},Bf={type:29},wf={type:31},Pf={type:32},Cf=function(){function e(){this._value=[]}return e.prototype.write=function(e){this._value=this._value.concat(Zd(e))},e.prototype.read=function(){for(var e=[],t=this.consumeToken();t!==Pf;)e.push(t),t=this.consumeToken();return e},e.prototype.consumeToken=function(){var e=this.consumeCodePoint();switch(e){case 34:return this.consumeStringToken(34);case 35:var t=this.peekCodePoint(0),i=this.peekCodePoint(1),s=this.peekCodePoint(2);if(qp(t)||ef(i,s)){var r=tf(t,i,s)?2:1;return{type:5,value:this.consumeName(),flags:r}}break;case 36:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),lf;break;case 39:return this.consumeStringToken(39);case 40:return of;case 41:return nf;case 42:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),ff;break;case 43:if(sf(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 44:return af;case 45:var o=e,n=this.peekCodePoint(0),a=this.peekCodePoint(1);if(sf(o,n,a))return this.reconsumeCodePoint(e),this.consumeNumericToken();if(tf(o,n,a))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();if(45===n&&62===a)return this.consumeCodePoint(),this.consumeCodePoint(),vf;break;case 46:if(sf(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 47:if(42===this.peekCodePoint(0))for(this.consumeCodePoint();;){var l=this.consumeCodePoint();if(42===l&&47===(l=this.consumeCodePoint()))return this.consumeToken();if(-1===l)return this.consumeToken()}break;case 58:return bf;case 59:return yf;case 60:if(33===this.peekCodePoint(0)&&45===this.peekCodePoint(1)&&45===this.peekCodePoint(2))return this.consumeCodePoint(),this.consumeCodePoint(),_f;break;case 64:var A=this.peekCodePoint(0),h=this.peekCodePoint(1),c=this.peekCodePoint(2);if(tf(A,h,c))return{type:7,value:this.consumeName()};break;case 91:return xf;case 92:if(ef(e,this.peekCodePoint(0)))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();break;case 93:return Bf;case 61:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),Af;break;case 123:return df;case 125:return pf;case 117:case 85:var u=this.peekCodePoint(0),d=this.peekCodePoint(1);return 43!==u||!Jp(d)&&63!==d||(this.consumeCodePoint(),this.consumeUnicodeRangeToken()),this.reconsumeCodePoint(e),this.consumeIdentLikeToken();case 124:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),cf;if(124===this.peekCodePoint(0))return this.consumeCodePoint(),hf;break;case 126:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),uf;break;case-1:return Pf}return Yp(e)?(this.consumeWhiteSpace(),wf):Xp(e)?(this.reconsumeCodePoint(e),this.consumeNumericToken()):Zp(e)?(this.reconsumeCodePoint(e),this.consumeIdentLikeToken()):{type:6,value:qd(e)}},e.prototype.consumeCodePoint=function(){var e=this._value.shift();return void 0===e?-1:e},e.prototype.reconsumeCodePoint=function(e){this._value.unshift(e)},e.prototype.peekCodePoint=function(e){return e>=this._value.length?-1:this._value[e]},e.prototype.consumeUnicodeRangeToken=function(){for(var e=[],t=this.consumeCodePoint();Jp(t)&&e.length<6;)e.push(t),t=this.consumeCodePoint();for(var i=!1;63===t&&e.length<6;)e.push(t),t=this.consumeCodePoint(),i=!0;if(i)return{type:30,start:parseInt(qd.apply(void 0,e.map((function(e){return 63===e?48:e}))),16),end:parseInt(qd.apply(void 0,e.map((function(e){return 63===e?70:e}))),16)};var s=parseInt(qd.apply(void 0,e),16);if(45===this.peekCodePoint(0)&&Jp(this.peekCodePoint(1))){this.consumeCodePoint(),t=this.consumeCodePoint();for(var r=[];Jp(t)&&r.length<6;)r.push(t),t=this.consumeCodePoint();return{type:30,start:s,end:parseInt(qd.apply(void 0,r),16)}}return{type:30,start:s,end:s}},e.prototype.consumeIdentLikeToken=function(){var e=this.consumeName();return"url"===e.toLowerCase()&&40===this.peekCodePoint(0)?(this.consumeCodePoint(),this.consumeUrlToken()):40===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:19,value:e}):{type:20,value:e}},e.prototype.consumeUrlToken=function(){var e=[];if(this.consumeWhiteSpace(),-1===this.peekCodePoint(0))return{type:22,value:""};var t=this.peekCodePoint(0);if(39===t||34===t){var i=this.consumeStringToken(this.consumeCodePoint());return 0===i.type&&(this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0))?(this.consumeCodePoint(),{type:22,value:i.value}):(this.consumeBadUrlRemnants(),gf)}for(;;){var s=this.consumeCodePoint();if(-1===s||41===s)return{type:22,value:qd.apply(void 0,e)};if(Yp(s))return this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:22,value:qd.apply(void 0,e)}):(this.consumeBadUrlRemnants(),gf);if(34===s||39===s||40===s||$p(s))return this.consumeBadUrlRemnants(),gf;if(92===s){if(!ef(s,this.peekCodePoint(0)))return this.consumeBadUrlRemnants(),gf;e.push(this.consumeEscapedCodePoint())}else e.push(s)}},e.prototype.consumeWhiteSpace=function(){for(;Yp(this.peekCodePoint(0));)this.consumeCodePoint()},e.prototype.consumeBadUrlRemnants=function(){for(;;){var e=this.consumeCodePoint();if(41===e||-1===e)return;ef(e,this.peekCodePoint(0))&&this.consumeEscapedCodePoint()}},e.prototype.consumeStringSlice=function(e){for(var t="";e>0;){var i=Math.min(5e4,e);t+=qd.apply(void 0,this._value.splice(0,i)),e-=i}return this._value.shift(),t},e.prototype.consumeStringToken=function(e){for(var t="",i=0;;){var s=this._value[i];if(-1===s||void 0===s||s===e)return{type:0,value:t+=this.consumeStringSlice(i)};if(10===s)return this._value.splice(0,i),mf;if(92===s){var r=this._value[i+1];-1!==r&&void 0!==r&&(10===r?(t+=this.consumeStringSlice(i),i=-1,this._value.shift()):ef(s,r)&&(t+=this.consumeStringSlice(i),t+=qd(this.consumeEscapedCodePoint()),i=-1))}i++}},e.prototype.consumeNumber=function(){var e=[],t=4,i=this.peekCodePoint(0);for(43!==i&&45!==i||e.push(this.consumeCodePoint());Xp(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0);var s=this.peekCodePoint(1);if(46===i&&Xp(s))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;Xp(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0),s=this.peekCodePoint(1);var r=this.peekCodePoint(2);if((69===i||101===i)&&((43===s||45===s)&&Xp(r)||Xp(s)))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;Xp(this.peekCodePoint(0));)e.push(this.consumeCodePoint());return[rf(e),t]},e.prototype.consumeNumericToken=function(){var e=this.consumeNumber(),t=e[0],i=e[1],s=this.peekCodePoint(0),r=this.peekCodePoint(1),o=this.peekCodePoint(2);return tf(s,r,o)?{type:15,number:t,flags:i,unit:this.consumeName()}:37===s?(this.consumeCodePoint(),{type:16,number:t,flags:i}):{type:17,number:t,flags:i}},e.prototype.consumeEscapedCodePoint=function(){var e=this.consumeCodePoint();if(Jp(e)){for(var t=qd(e);Jp(this.peekCodePoint(0))&&t.length<6;)t+=qd(this.consumeCodePoint());Yp(this.peekCodePoint(0))&&this.consumeCodePoint();var i=parseInt(t,16);return 0===i||function(e){return e>=55296&&e<=57343}(i)||i>1114111?65533:i}return-1===e?65533:e},e.prototype.consumeName=function(){for(var e="";;){var t=this.consumeCodePoint();if(qp(t))e+=qd(t);else{if(!ef(t,this.peekCodePoint(0)))return this.reconsumeCodePoint(t),e;e+=qd(this.consumeEscapedCodePoint())}}},e}(),Mf=function(){function e(e){this._tokens=e}return e.create=function(t){var i=new Cf;return i.write(t),new e(i.read())},e.parseValue=function(t){return e.create(t).parseComponentValue()},e.parseValues=function(t){return e.create(t).parseComponentValues()},e.prototype.parseComponentValue=function(){for(var e=this.consumeToken();31===e.type;)e=this.consumeToken();if(32===e.type)throw new SyntaxError("Error parsing CSS component value, unexpected EOF");this.reconsumeToken(e);var t=this.consumeComponentValue();do{e=this.consumeToken()}while(31===e.type);if(32===e.type)return t;throw new SyntaxError("Error parsing CSS component value, multiple values found when expecting only one")},e.prototype.parseComponentValues=function(){for(var e=[];;){var t=this.consumeComponentValue();if(32===t.type)return e;e.push(t),e.push()}},e.prototype.consumeComponentValue=function(){var e=this.consumeToken();switch(e.type){case 11:case 28:case 2:return this.consumeSimpleBlock(e.type);case 19:return this.consumeFunction(e)}return e},e.prototype.consumeSimpleBlock=function(e){for(var t={type:e,values:[]},i=this.consumeToken();;){if(32===i.type||Uf(i,e))return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue()),i=this.consumeToken()}},e.prototype.consumeFunction=function(e){for(var t={name:e.value,values:[],type:18};;){var i=this.consumeToken();if(32===i.type||3===i.type)return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue())}},e.prototype.consumeToken=function(){var e=this._tokens.shift();return void 0===e?Pf:e},e.prototype.reconsumeToken=function(e){this._tokens.unshift(e)},e}(),Ef=function(e){return 15===e.type},Ff=function(e){return 17===e.type},If=function(e){return 20===e.type},Df=function(e){return 0===e.type},Sf=function(e,t){return If(e)&&e.value===t},Tf=function(e){return 31!==e.type},Rf=function(e){return 31!==e.type&&4!==e.type},Lf=function(e){var t=[],i=[];return e.forEach((function(e){if(4===e.type){if(0===i.length)throw new Error("Error parsing function args, zero tokens for arg");return t.push(i),void(i=[])}31!==e.type&&i.push(e)})),i.length&&t.push(i),t},Uf=function(e,t){return 11===t&&12===e.type||(28===t&&29===e.type||2===t&&3===e.type)},Of=function(e){return 17===e.type||15===e.type},kf=function(e){return 16===e.type||Of(e)},Nf=function(e){return e.length>1?[e[0],e[1]]:[e[0]]},Qf={type:17,number:0,flags:4},Vf={type:16,number:50,flags:4},Hf={type:16,number:100,flags:4},jf=function(e,t,i){var s=e[0],r=e[1];return[Gf(s,t),Gf(void 0!==r?r:s,i)]},Gf=function(e,t){if(16===e.type)return e.number/100*t;if(Ef(e))switch(e.unit){case"rem":case"em":return 16*e.number;default:return e.number}return e.number},zf=function(e,t){if(15===t.type)switch(t.unit){case"deg":return Math.PI*t.number/180;case"grad":return Math.PI/200*t.number;case"rad":return t.number;case"turn":return 2*Math.PI*t.number}throw new Error("Unsupported angle type")},Wf=function(e){return 15===e.type&&("deg"===e.unit||"grad"===e.unit||"rad"===e.unit||"turn"===e.unit)},Kf=function(e){switch(e.filter(If).map((function(e){return e.value})).join(" ")){case"to bottom right":case"to right bottom":case"left top":case"top left":return[Qf,Qf];case"to top":case"bottom":return Xf(0);case"to bottom left":case"to left bottom":case"right top":case"top right":return[Qf,Hf];case"to right":case"left":return Xf(90);case"to top left":case"to left top":case"right bottom":case"bottom right":return[Hf,Hf];case"to bottom":case"top":return Xf(180);case"to top right":case"to right top":case"left bottom":case"bottom left":return[Hf,Qf];case"to left":case"right":return Xf(270)}return 0},Xf=function(e){return Math.PI*e/180},Jf=function(e,t){if(18===t.type){var i=sg[t.name];if(void 0===i)throw new Error('Attempting to parse an unsupported color 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t<255?"rgba("+r+","+s+","+i+","+t/255+")":"rgb("+r+","+s+","+i+")"},qf=function(e,t,i,s){return(e<<24|t<<16|i<<8|Math.round(255*s)<<0)>>>0},$f=function(e,t){if(17===e.type)return e.number;if(16===e.type){var i=3===t?1:255;return 3===t?e.number/100*i:Math.round(e.number/100*i)}return 0},eg=function(e,t){var i=t.filter(Rf);if(3===i.length){var s=i.map($f),r=s[0],o=s[1],n=s[2];return qf(r,o,n,1)}if(4===i.length){var a=i.map($f),l=(r=a[0],o=a[1],n=a[2],a[3]);return qf(r,o,n,l)}return 0};function tg(e,t,i){return i<0&&(i+=1),i>=1&&(i-=1),i<1/6?(t-e)*i*6+e:i<.5?t:i<2/3?6*(t-e)*(2/3-i)+e:e}var ig=function(e,t){var i=t.filter(Rf),s=i[0],r=i[1],o=i[2],n=i[3],a=(17===s.type?Xf(s.number):zf(e,s))/(2*Math.PI),l=kf(r)?r.number/100:0,A=kf(o)?o.number/100:0,h=void 0!==n&&kf(n)?Gf(n,1):1;if(0===l)return qf(255*A,255*A,255*A,1);var c=A<=.5?A*(l+1):A+l-A*l,u=2*A-c,d=tg(u,c,a+1/3),p=tg(u,c,a),f=tg(u,c,a-1/3);return qf(255*d,255*p,255*f,h)},sg={hsl:ig,hsla:ig,rgb:eg,rgba:eg},rg=function(e,t){return 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qv(i.left+w/2,i.top+y/2),this.topRightBorderStroke=r>0||o>0?sb(i.left+m,i.top+y/2,a-x/2,l-y/2,Ev.TOP_RIGHT):new qv(i.left+i.width-x/2,i.top+y/2),this.bottomRightBorderStroke=h>0||c>0?sb(i.left+v,i.top+_,h-x/2,c-B/2,Ev.BOTTOM_RIGHT):new qv(i.left+i.width-x/2,i.top+i.height-B/2),this.bottomLeftBorderStroke=d>0||p>0?sb(i.left+w/2,i.top+b,d-w/2,p-B/2,Ev.BOTTOM_LEFT):new qv(i.left+w/2,i.top+i.height-B/2),this.topLeftBorderBox=r>0||o>0?sb(i.left,i.top,r,o,Ev.TOP_LEFT):new qv(i.left,i.top),this.topRightBorderBox=a>0||l>0?sb(i.left+m,i.top,a,l,Ev.TOP_RIGHT):new qv(i.left+i.width,i.top),this.bottomRightBorderBox=h>0||c>0?sb(i.left+v,i.top+_,h,c,Ev.BOTTOM_RIGHT):new qv(i.left+i.width,i.top+i.height),this.bottomLeftBorderBox=d>0||p>0?sb(i.left,i.top+b,d,p,Ev.BOTTOM_LEFT):new qv(i.left,i.top+i.height),this.topLeftPaddingBox=r>0||o>0?sb(i.left+w,i.top+y,Math.max(0,r-w),Math.max(0,o-y),Ev.TOP_LEFT):new qv(i.left+w,i.top+y),this.topRightPaddingBox=a>0||l>0?sb(i.left+Math.min(m,i.width-x),i.top+y,m>i.width+x?0:Math.max(0,a-x),Math.max(0,l-y),Ev.TOP_RIGHT):new qv(i.left+i.width-x,i.top+y),this.bottomRightPaddingBox=h>0||c>0?sb(i.left+Math.min(v,i.width-w),i.top+Math.min(_,i.height-B),Math.max(0,h-x),Math.max(0,c-B),Ev.BOTTOM_RIGHT):new qv(i.left+i.width-x,i.top+i.height-B),this.bottomLeftPaddingBox=d>0||p>0?sb(i.left+w,i.top+Math.min(b,i.height-B),Math.max(0,d-w),Math.max(0,p-B),Ev.BOTTOM_LEFT):new qv(i.left+w,i.top+i.height-B),this.topLeftContentBox=r>0||o>0?sb(i.left+w+E,i.top+y+P,Math.max(0,r-(w+E)),Math.max(0,o-(y+P)),Ev.TOP_LEFT):new qv(i.left+w+E,i.top+y+P),this.topRightContentBox=a>0||l>0?sb(i.left+Math.min(m,i.width+w+E),i.top+y+P,m>i.width+w+E?0:a-w+E,l-(y+P),Ev.TOP_RIGHT):new qv(i.left+i.width-(x+C),i.top+y+P),this.bottomRightContentBox=h>0||c>0?sb(i.left+Math.min(v,i.width-(w+E)),i.top+Math.min(_,i.height+y+P),Math.max(0,h-(x+C)),c-(B+M),Ev.BOTTOM_RIGHT):new qv(i.left+i.width-(x+C),i.top+i.height-(B+M)),this.bottomLeftContentBox=d>0||p>0?sb(i.left+w+E,i.top+b,Math.max(0,d-(w+E)),p-(B+M),Ev.BOTTOM_LEFT):new qv(i.left+w+E,i.top+i.height-(B+M))};!function(e){e[e.TOP_LEFT=0]="TOP_LEFT",e[e.TOP_RIGHT=1]="TOP_RIGHT",e[e.BOTTOM_RIGHT=2]="BOTTOM_RIGHT",e[e.BOTTOM_LEFT=3]="BOTTOM_LEFT"}(Ev||(Ev={}));var sb=function(e,t,i,s,r){var o=(Math.sqrt(2)-1)/3*4,n=i*o,a=s*o,l=e+i,A=t+s;switch(r){case Ev.TOP_LEFT:return new eb(new qv(e,A),new qv(e,A-a),new qv(l-n,t),new qv(l,t));case Ev.TOP_RIGHT:return new eb(new qv(e,t),new qv(e+n,t),new qv(l,A-a),new qv(l,A));case Ev.BOTTOM_RIGHT:return new eb(new qv(l,t),new qv(l,t+a),new qv(e+n,A),new qv(e,A));case Ev.BOTTOM_LEFT:default:return new eb(new qv(l,A),new qv(l-n,A),new qv(e,t+a),new qv(e,t))}},rb=function(e){return[e.topLeftBorderBox,e.topRightBorderBox,e.bottomRightBorderBox,e.bottomLeftBorderBox]},ob=function(e){return[e.topLeftPaddingBox,e.topRightPaddingBox,e.bottomRightPaddingBox,e.bottomLeftPaddingBox]},nb=function(e,t,i){this.offsetX=e,this.offsetY=t,this.matrix=i,this.type=0,this.target=6},ab=function(e,t){this.path=e,this.target=t,this.type=1},lb=function(e){this.opacity=e,this.type=2,this.target=6},Ab=function(e){return 1===e.type},hb=function(e,t){return e.length===t.length&&e.some((function(e,i){return e===t[i]}))},cb=function(e){this.element=e,this.inlineLevel=[],this.nonInlineLevel=[],this.negativeZIndex=[],this.zeroOrAutoZIndexOrTransformedOrOpacity=[],this.positiveZIndex=[],this.nonPositionedFloats=[],this.nonPositionedInlineLevel=[]},ub=function(){function e(e,t){if(this.container=e,this.parent=t,this.effects=[],this.curves=new ib(this.container),this.container.styles.opacity<1&&this.effects.push(new lb(this.container.styles.opacity)),null!==this.container.styles.transform){var i=this.container.bounds.left+this.container.styles.transformOrigin[0].number,s=this.container.bounds.top+this.container.styles.transformOrigin[1].number,r=this.container.styles.transform;this.effects.push(new nb(i,s,r))}if(0!==this.container.styles.overflowX){var o=rb(this.curves),n=ob(this.curves);hb(o,n)?this.effects.push(new ab(o,6)):(this.effects.push(new ab(o,2)),this.effects.push(new ab(n,4)))}}return e.prototype.getEffects=function(e){for(var t=-1===[2,3].indexOf(this.container.styles.position),i=this.parent,s=this.effects.slice(0);i;){var r=i.effects.filter((function(e){return!Ab(e)}));if(t||0!==i.container.styles.position||!i.parent){if(s.unshift.apply(s,r),t=-1===[2,3].indexOf(i.container.styles.position),0!==i.container.styles.overflowX){var o=rb(i.curves),n=ob(i.curves);hb(o,n)||s.unshift(new ab(n,6))}}else s.unshift.apply(s,r);i=i.parent}return s.filter((function(t){return km(t.target,e)}))},e}(),db=function(e,t,i,s){e.container.elements.forEach((function(r){var o=km(r.flags,4),n=km(r.flags,2),a=new ub(r,e);km(r.styles.display,2048)&&s.push(a);var l=km(r.flags,8)?[]:s;if(o||n){var A=o||r.styles.isPositioned()?i:t,h=new cb(a);if(r.styles.isPositioned()||r.styles.opacity<1||r.styles.isTransformed()){var c=r.styles.zIndex.order;if(c<0){var u=0;A.negativeZIndex.some((function(e,t){return c>e.element.container.styles.zIndex.order?(u=t,!1):u>0})),A.negativeZIndex.splice(u,0,h)}else if(c>0){var d=0;A.positiveZIndex.some((function(e,t){return c>=e.element.container.styles.zIndex.order?(d=t+1,!1):d>0})),A.positiveZIndex.splice(d,0,h)}else A.zeroOrAutoZIndexOrTransformedOrOpacity.push(h)}else r.styles.isFloating()?A.nonPositionedFloats.push(h):A.nonPositionedInlineLevel.push(h);db(a,h,o?h:i,l)}else r.styles.isInlineLevel()?t.inlineLevel.push(a):t.nonInlineLevel.push(a),db(a,t,i,l);km(r.flags,8)&&pb(r,l)}))},pb=function(e,t){for(var i=e instanceof k_?e.start:1,s=e instanceof k_&&e.reversed,r=0;r<t.length;r++){var o=t[r];o.container instanceof O_&&"number"==typeof o.container.value&&0!==o.container.value&&(i=o.container.value),o.listValue=Cv(i,o.container.styles.listStyleType,!0),i+=s?-1:1}},fb=function(e,t){switch(t){case 0:return mb(e.topLeftBorderBox,e.topLeftPaddingBox,e.topRightBorderBox,e.topRightPaddingBox);case 1:return mb(e.topRightBorderBox,e.topRightPaddingBox,e.bottomRightBorderBox,e.bottomRightPaddingBox);case 2:return mb(e.bottomRightBorderBox,e.bottomRightPaddingBox,e.bottomLeftBorderBox,e.bottomLeftPaddingBox);default:return mb(e.bottomLeftBorderBox,e.bottomLeftPaddingBox,e.topLeftBorderBox,e.topLeftPaddingBox)}},gb=function(e,t){var i=[];return tb(e)?i.push(e.subdivide(.5,!1)):i.push(e),tb(t)?i.push(t.subdivide(.5,!0)):i.push(t),i},mb=function(e,t,i,s){var r=[];return tb(e)?r.push(e.subdivide(.5,!1)):r.push(e),tb(i)?r.push(i.subdivide(.5,!0)):r.push(i),tb(s)?r.push(s.subdivide(.5,!0).reverse()):r.push(s),tb(t)?r.push(t.subdivide(.5,!1).reverse()):r.push(t),r},_b=function(e){var t=e.bounds,i=e.styles;return t.add(i.borderLeftWidth,i.borderTopWidth,-(i.borderRightWidth+i.borderLeftWidth),-(i.borderTopWidth+i.borderBottomWidth))},vb=function(e){var t=e.styles,i=e.bounds,s=Gf(t.paddingLeft,i.width),r=Gf(t.paddingRight,i.width),o=Gf(t.paddingTop,i.width),n=Gf(t.paddingBottom,i.width);return i.add(s+t.borderLeftWidth,o+t.borderTopWidth,-(t.borderRightWidth+t.borderLeftWidth+s+r),-(t.borderTopWidth+t.borderBottomWidth+o+n))},bb=function(e,t,i){var s=function(e,t){return 0===e?t.bounds:2===e?vb(t):_b(t)}(wb(e.styles.backgroundOrigin,t),e),r=function(e,t){return 0===e?t.bounds:2===e?vb(t):_b(t)}(wb(e.styles.backgroundClip,t),e),o=Bb(wb(e.styles.backgroundSize,t),i,s),n=o[0],a=o[1],l=jf(wb(e.styles.backgroundPosition,t),s.width-n,s.height-a);return[Pb(wb(e.styles.backgroundRepeat,t),l,o,s,r),Math.round(s.left+l[0]),Math.round(s.top+l[1]),n,a]},yb=function(e){return If(e)&&e.value===gg.AUTO},xb=function(e){return"number"==typeof e},Bb=function(e,t,i){var s=t[0],r=t[1],o=t[2],n=e[0],a=e[1];if(!n)return[0,0];if(kf(n)&&a&&kf(a))return[Gf(n,i.width),Gf(a,i.height)];var l=xb(o);if(If(n)&&(n.value===gg.CONTAIN||n.value===gg.COVER))return xb(o)?i.width/i.height<o!=(n.value===gg.COVER)?[i.width,i.width/o]:[i.height*o,i.height]:[i.width,i.height];var A=xb(s),h=xb(r),c=A||h;if(yb(n)&&(!a||yb(a)))return A&&h?[s,r]:l||c?c&&l?[A?s:r*o,h?r:s/o]:[A?s:i.width,h?r:i.height]:[i.width,i.height];if(l){var u=0,d=0;return kf(n)?u=Gf(n,i.width):kf(a)&&(d=Gf(a,i.height)),yb(n)?u=d*o:a&&!yb(a)||(d=u/o),[u,d]}var p=null,f=null;if(kf(n)?p=Gf(n,i.width):a&&kf(a)&&(f=Gf(a,i.height)),null===p||a&&!yb(a)||(f=A&&h?p/s*r:i.height),null!==f&&yb(n)&&(p=A&&h?f/r*s:i.width),null!==p&&null!==f)return[p,f];throw new Error("Unable to calculate background-size for element")},wb=function(e,t){var i=e[t];return void 0===i?e[0]:i},Pb=function(e,t,i,s,r){var o=t[0],n=t[1],a=i[0],l=i[1];switch(e){case 2:return[new qv(Math.round(s.left),Math.round(s.top+n)),new qv(Math.round(s.left+s.width),Math.round(s.top+n)),new qv(Math.round(s.left+s.width),Math.round(l+s.top+n)),new qv(Math.round(s.left),Math.round(l+s.top+n))];case 3:return[new qv(Math.round(s.left+o),Math.round(s.top)),new qv(Math.round(s.left+o+a),Math.round(s.top)),new qv(Math.round(s.left+o+a),Math.round(s.height+s.top)),new qv(Math.round(s.left+o),Math.round(s.height+s.top))];case 1:return[new qv(Math.round(s.left+o),Math.round(s.top+n)),new qv(Math.round(s.left+o+a),Math.round(s.top+n)),new qv(Math.round(s.left+o+a),Math.round(s.top+n+l)),new qv(Math.round(s.left+o),Math.round(s.top+n+l))];default:return[new qv(Math.round(r.left),Math.round(r.top)),new qv(Math.round(r.left+r.width),Math.round(r.top)),new qv(Math.round(r.left+r.width),Math.round(r.height+r.top)),new qv(Math.round(r.left),Math.round(r.height+r.top))]}},Cb=function(){function e(e){this._data={},this._document=e}return e.prototype.parseMetrics=function(e,t){var i=this._document.createElement("div"),s=this._document.createElement("img"),r=this._document.createElement("span"),o=this._document.body;i.style.visibility="hidden",i.style.fontFamily=e,i.style.fontSize=t,i.style.margin="0",i.style.padding="0",i.style.whiteSpace="nowrap",o.appendChild(i),s.src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7",s.width=1,s.height=1,s.style.margin="0",s.style.padding="0",s.style.verticalAlign="baseline",r.style.fontFamily=e,r.style.fontSize=t,r.style.margin="0",r.style.padding="0",r.appendChild(this._document.createTextNode("Hidden Text")),i.appendChild(r),i.appendChild(s);var n=s.offsetTop-r.offsetTop+2;i.removeChild(r),i.appendChild(this._document.createTextNode("Hidden Text")),i.style.lineHeight="normal",s.style.verticalAlign="super";var a=s.offsetTop-i.offsetTop+2;return o.removeChild(i),{baseline:n,middle:a}},e.prototype.getMetrics=function(e,t){var i=e+" "+t;return void 0===this._data[i]&&(this._data[i]=this.parseMetrics(e,t)),this._data[i]},e}(),Mb=function(e,t){this.context=e,this.options=t},Eb=function(e){function t(t,i){var s=e.call(this,t,i)||this;return s._activeEffects=[],s.canvas=i.canvas?i.canvas:document.createElement("canvas"),s.ctx=s.canvas.getContext("2d"),i.canvas||(s.canvas.width=Math.floor(i.width*i.scale),s.canvas.height=Math.floor(i.height*i.scale),s.canvas.style.width=i.width+"px",s.canvas.style.height=i.height+"px"),s.fontMetrics=new Cb(document),s.ctx.scale(s.options.scale,s.options.scale),s.ctx.translate(-i.x,-i.y),s.ctx.textBaseline="bottom",s._activeEffects=[],s.context.logger.debug("Canvas renderer initialized ("+i.width+"x"+i.height+") with scale "+i.scale),s}return Gd(t,e),t.prototype.applyEffects=function(e){for(var t=this;this._activeEffects.length;)this.popEffect();e.forEach((function(e){return t.applyEffect(e)}))},t.prototype.applyEffect=function(e){this.ctx.save(),function(e){return 2===e.type}(e)&&(this.ctx.globalAlpha=e.opacity),function(e){return 0===e.type}(e)&&(this.ctx.translate(e.offsetX,e.offsetY),this.ctx.transform(e.matrix[0],e.matrix[1],e.matrix[2],e.matrix[3],e.matrix[4],e.matrix[5]),this.ctx.translate(-e.offsetX,-e.offsetY)),Ab(e)&&(this.path(e.path),this.ctx.clip()),this._activeEffects.push(e)},t.prototype.popEffect=function(){this._activeEffects.pop(),this.ctx.restore()},t.prototype.renderStack=function(e){return Wd(this,void 0,void 0,(function(){return Kd(this,(function(t){switch(t.label){case 0:return e.element.container.styles.isVisible()?[4,this.renderStackContent(e)]:[3,2];case 1:t.sent(),t.label=2;case 2:return[2]}}))}))},t.prototype.renderNode=function(e){return Wd(this,void 0,void 0,(function(){return Kd(this,(function(t){switch(t.label){case 0:return km(e.container.flags,16),e.container.styles.isVisible()?[4,this.renderNodeBackgroundAndBorders(e)]:[3,3];case 1:return t.sent(),[4,this.renderNodeContent(e)];case 2:t.sent(),t.label=3;case 3:return[2]}}))}))},t.prototype.renderTextWithLetterSpacing=function(e,t,i){var s=this;0===t?this.ctx.fillText(e.text,e.bounds.left,e.bounds.top+i):C_(e.text).reduce((function(t,r){return s.ctx.fillText(r,t,e.bounds.top+i),t+s.ctx.measureText(r).width}),e.bounds.left)},t.prototype.createFontStyle=function(e){var t=e.fontVariant.filter((function(e){return"normal"===e||"small-caps"===e})).join(""),i=Tb(e.fontFamily).join(", "),s=Ef(e.fontSize)?""+e.fontSize.number+e.fontSize.unit:e.fontSize.number+"px";return[[e.fontStyle,t,e.fontWeight,s,i].join(" "),i,s]},t.prototype.renderTextNode=function(e,t){return Wd(this,void 0,void 0,(function(){var i,s,r,o,n,a,l,A,h=this;return Kd(this,(function(c){return i=this.createFontStyle(t),s=i[0],r=i[1],o=i[2],this.ctx.font=s,this.ctx.direction=1===t.direction?"rtl":"ltr",this.ctx.textAlign="left",this.ctx.textBaseline="alphabetic",n=this.fontMetrics.getMetrics(r,o),a=n.baseline,l=n.middle,A=t.paintOrder,e.textBounds.forEach((function(e){A.forEach((function(i){switch(i){case 0:h.ctx.fillStyle=Zf(t.color),h.renderTextWithLetterSpacing(e,t.letterSpacing,a);var s=t.textShadow;s.length&&e.text.trim().length&&(s.slice(0).reverse().forEach((function(i){h.ctx.shadowColor=Zf(i.color),h.ctx.shadowOffsetX=i.offsetX.number*h.options.scale,h.ctx.shadowOffsetY=i.offsetY.number*h.options.scale,h.ctx.shadowBlur=i.blur.number,h.renderTextWithLetterSpacing(e,t.letterSpacing,a)})),h.ctx.shadowColor="",h.ctx.shadowOffsetX=0,h.ctx.shadowOffsetY=0,h.ctx.shadowBlur=0),t.textDecorationLine.length&&(h.ctx.fillStyle=Zf(t.textDecorationColor||t.color),t.textDecorationLine.forEach((function(t){switch(t){case 1:h.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top+a),e.bounds.width,1);break;case 2:h.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top),e.bounds.width,1);break;case 3:h.ctx.fillRect(e.bounds.left,Math.ceil(e.bounds.top+l),e.bounds.width,1)}})));break;case 1:t.webkitTextStrokeWidth&&e.text.trim().length&&(h.ctx.strokeStyle=Zf(t.webkitTextStrokeColor),h.ctx.lineWidth=t.webkitTextStrokeWidth,h.ctx.lineJoin=window.chrome?"miter":"round",h.ctx.strokeText(e.text,e.bounds.left,e.bounds.top+a)),h.ctx.strokeStyle="",h.ctx.lineWidth=0,h.ctx.lineJoin="miter"}}))})),[2]}))}))},t.prototype.renderReplacedElement=function(e,t,i){if(i&&e.intrinsicWidth>0&&e.intrinsicHeight>0){var s=vb(e),r=ob(t);this.path(r),this.ctx.save(),this.ctx.clip(),this.ctx.drawImage(i,0,0,e.intrinsicWidth,e.intrinsicHeight,s.left,s.top,s.width,s.height),this.ctx.restore()}},t.prototype.renderNodeContent=function(e){return Wd(this,void 0,void 0,(function(){var i,s,r,o,n,a,l,A,h,c,u,d,p,f,g,m,_,v;return Kd(this,(function(b){switch(b.label){case 0:this.applyEffects(e.getEffects(4)),i=e.container,s=e.curves,r=i.styles,o=0,n=i.textNodes,b.label=1;case 1:return o<n.length?(a=n[o],[4,this.renderTextNode(a,r)]):[3,4];case 2:b.sent(),b.label=3;case 3:return o++,[3,1];case 4:if(!(i instanceof R_))return[3,8];b.label=5;case 5:return b.trys.push([5,7,,8]),[4,this.context.cache.match(i.src)];case 6:return g=b.sent(),this.renderReplacedElement(i,s,g),[3,8];case 7:return b.sent(),this.context.logger.error("Error loading image "+i.src),[3,8];case 8:if(i instanceof L_&&this.renderReplacedElement(i,s,i.canvas),!(i instanceof U_))return[3,12];b.label=9;case 9:return b.trys.push([9,11,,12]),[4,this.context.cache.match(i.svg)];case 10:return g=b.sent(),this.renderReplacedElement(i,s,g),[3,12];case 11:return b.sent(),this.context.logger.error("Error loading svg "+i.svg.substring(0,255)),[3,12];case 12:return i instanceof z_&&i.tree?[4,new t(this.context,{scale:this.options.scale,backgroundColor:i.backgroundColor,x:0,y:0,width:i.width,height:i.height}).render(i.tree)]:[3,14];case 13:l=b.sent(),i.width&&i.height&&this.ctx.drawImage(l,0,0,i.width,i.height,i.bounds.left,i.bounds.top,i.bounds.width,i.bounds.height),b.label=14;case 14:if(i instanceof H_&&(A=Math.min(i.bounds.width,i.bounds.height),"checkbox"===i.type?i.checked&&(this.ctx.save(),this.path([new qv(i.bounds.left+.39363*A,i.bounds.top+.79*A),new qv(i.bounds.left+.16*A,i.bounds.top+.5549*A),new qv(i.bounds.left+.27347*A,i.bounds.top+.44071*A),new qv(i.bounds.left+.39694*A,i.bounds.top+.5649*A),new qv(i.bounds.left+.72983*A,i.bounds.top+.23*A),new qv(i.bounds.left+.84*A,i.bounds.top+.34085*A),new qv(i.bounds.left+.39363*A,i.bounds.top+.79*A)]),this.ctx.fillStyle=Zf(707406591),this.ctx.fill(),this.ctx.restore()):"radio"===i.type&&i.checked&&(this.ctx.save(),this.ctx.beginPath(),this.ctx.arc(i.bounds.left+A/2,i.bounds.top+A/2,A/4,0,2*Math.PI,!0),this.ctx.fillStyle=Zf(707406591),this.ctx.fill(),this.ctx.restore())),Fb(i)&&i.value.length){switch(h=this.createFontStyle(r),_=h[0],c=h[1],u=this.fontMetrics.getMetrics(_,c).baseline,this.ctx.font=_,this.ctx.fillStyle=Zf(r.color),this.ctx.textBaseline="alphabetic",this.ctx.textAlign=Db(i.styles.textAlign),v=vb(i),d=0,i.styles.textAlign){case 1:d+=v.width/2;break;case 2:d+=v.width}p=v.add(d,0,0,-v.height/2+1),this.ctx.save(),this.path([new qv(v.left,v.top),new qv(v.left+v.width,v.top),new qv(v.left+v.width,v.top+v.height),new qv(v.left,v.top+v.height)]),this.ctx.clip(),this.renderTextWithLetterSpacing(new B_(i.value,p),r.letterSpacing,u),this.ctx.restore(),this.ctx.textBaseline="alphabetic",this.ctx.textAlign="left"}if(!km(i.styles.display,2048))return[3,20];if(null===i.styles.listStyleImage)return[3,19];if(0!==(f=i.styles.listStyleImage).type)return[3,18];g=void 0,m=f.url,b.label=15;case 15:return b.trys.push([15,17,,18]),[4,this.context.cache.match(m)];case 16:return g=b.sent(),this.ctx.drawImage(g,i.bounds.left-(g.width+10),i.bounds.top),[3,18];case 17:return b.sent(),this.context.logger.error("Error loading list-style-image "+m),[3,18];case 18:return[3,20];case 19:e.listValue&&-1!==i.styles.listStyleType&&(_=this.createFontStyle(r)[0],this.ctx.font=_,this.ctx.fillStyle=Zf(r.color),this.ctx.textBaseline="middle",this.ctx.textAlign="right",v=new Jd(i.bounds.left,i.bounds.top+Gf(i.styles.paddingTop,i.bounds.width),i.bounds.width,tm(r.lineHeight,r.fontSize.number)/2+1),this.renderTextWithLetterSpacing(new B_(e.listValue,v),r.letterSpacing,tm(r.lineHeight,r.fontSize.number)/2+2),this.ctx.textBaseline="bottom",this.ctx.textAlign="left"),b.label=20;case 20:return[2]}}))}))},t.prototype.renderStackContent=function(e){return Wd(this,void 0,void 0,(function(){var t,i,s,r,o,n,a,l,A,h,c,u,d,p,f;return Kd(this,(function(g){switch(g.label){case 0:return km(e.element.container.flags,16),[4,this.renderNodeBackgroundAndBorders(e.element)];case 1:g.sent(),t=0,i=e.negativeZIndex,g.label=2;case 2:return t<i.length?(f=i[t],[4,this.renderStack(f)]):[3,5];case 3:g.sent(),g.label=4;case 4:return t++,[3,2];case 5:return[4,this.renderNodeContent(e.element)];case 6:g.sent(),s=0,r=e.nonInlineLevel,g.label=7;case 7:return s<r.length?(f=r[s],[4,this.renderNode(f)]):[3,10];case 8:g.sent(),g.label=9;case 9:return s++,[3,7];case 10:o=0,n=e.nonPositionedFloats,g.label=11;case 11:return o<n.length?(f=n[o],[4,this.renderStack(f)]):[3,14];case 12:g.sent(),g.label=13;case 13:return o++,[3,11];case 14:a=0,l=e.nonPositionedInlineLevel,g.label=15;case 15:return a<l.length?(f=l[a],[4,this.renderStack(f)]):[3,18];case 16:g.sent(),g.label=17;case 17:return a++,[3,15];case 18:A=0,h=e.inlineLevel,g.label=19;case 19:return A<h.length?(f=h[A],[4,this.renderNode(f)]):[3,22];case 20:g.sent(),g.label=21;case 21:return A++,[3,19];case 22:c=0,u=e.zeroOrAutoZIndexOrTransformedOrOpacity,g.label=23;case 23:return c<u.length?(f=u[c],[4,this.renderStack(f)]):[3,26];case 24:g.sent(),g.label=25;case 25:return c++,[3,23];case 26:d=0,p=e.positiveZIndex,g.label=27;case 27:return d<p.length?(f=p[d],[4,this.renderStack(f)]):[3,30];case 28:g.sent(),g.label=29;case 29:return d++,[3,27];case 30:return[2]}}))}))},t.prototype.mask=function(e){this.ctx.beginPath(),this.ctx.moveTo(0,0),this.ctx.lineTo(this.canvas.width,0),this.ctx.lineTo(this.canvas.width,this.canvas.height),this.ctx.lineTo(0,this.canvas.height),this.ctx.lineTo(0,0),this.formatPath(e.slice(0).reverse()),this.ctx.closePath()},t.prototype.path=function(e){this.ctx.beginPath(),this.formatPath(e),this.ctx.closePath()},t.prototype.formatPath=function(e){var t=this;e.forEach((function(e,i){var s=tb(e)?e.start:e;0===i?t.ctx.moveTo(s.x,s.y):t.ctx.lineTo(s.x,s.y),tb(e)&&t.ctx.bezierCurveTo(e.startControl.x,e.startControl.y,e.endControl.x,e.endControl.y,e.end.x,e.end.y)}))},t.prototype.renderRepeat=function(e,t,i,s){this.path(e),this.ctx.fillStyle=t,this.ctx.translate(i,s),this.ctx.fill(),this.ctx.translate(-i,-s)},t.prototype.resizeImage=function(e,t,i){var s;if(e.width===t&&e.height===i)return e;var r=(null!==(s=this.canvas.ownerDocument)&&void 0!==s?s:document).createElement("canvas");return r.width=Math.max(1,t),r.height=Math.max(1,i),r.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t,i),r},t.prototype.renderBackgroundImage=function(e){return Wd(this,void 0,void 0,(function(){var t,i,s,r,o,n;return Kd(this,(function(a){switch(a.label){case 0:t=e.styles.backgroundImage.length-1,i=function(i){var r,o,n,a,l,A,h,c,u,d,p,f,g,m,_,v,b,y,x,B,w,P,C,M,E,F,I,D,S,T,R;return Kd(this,(function(L){switch(L.label){case 0:if(0!==i.type)return[3,5];r=void 0,o=i.url,L.label=1;case 1:return L.trys.push([1,3,,4]),[4,s.context.cache.match(o)];case 2:return r=L.sent(),[3,4];case 3:return L.sent(),s.context.logger.error("Error loading background-image "+o),[3,4];case 4:return r&&(n=bb(e,t,[r.width,r.height,r.width/r.height]),v=n[0],P=n[1],C=n[2],x=n[3],B=n[4],m=s.ctx.createPattern(s.resizeImage(r,x,B),"repeat"),s.renderRepeat(v,m,P,C)),[3,6];case 5:1===i.type?(a=bb(e,t,[null,null,null]),v=a[0],P=a[1],C=a[2],x=a[3],B=a[4],l=hg(i.angle,x,B),A=l[0],h=l[1],c=l[2],u=l[3],d=l[4],(p=document.createElement("canvas")).width=x,p.height=B,f=p.getContext("2d"),g=f.createLinearGradient(h,u,c,d),Ag(i.stops,A).forEach((function(e){return g.addColorStop(e.stop,Zf(e.color))})),f.fillStyle=g,f.fillRect(0,0,x,B),x>0&&B>0&&(m=s.ctx.createPattern(p,"repeat"),s.renderRepeat(v,m,P,C))):function(e){return 2===e.type}(i)&&(_=bb(e,t,[null,null,null]),v=_[0],b=_[1],y=_[2],x=_[3],B=_[4],w=0===i.position.length?[Vf]:i.position,P=Gf(w[0],x),C=Gf(w[w.length-1],B),M=function(e,t,i,s,r){var o=0,n=0;switch(e.size){case 0:0===e.shape?o=n=Math.min(Math.abs(t),Math.abs(t-s),Math.abs(i),Math.abs(i-r)):1===e.shape&&(o=Math.min(Math.abs(t),Math.abs(t-s)),n=Math.min(Math.abs(i),Math.abs(i-r)));break;case 2:if(0===e.shape)o=n=Math.min(cg(t,i),cg(t,i-r),cg(t-s,i),cg(t-s,i-r));else if(1===e.shape){var a=Math.min(Math.abs(i),Math.abs(i-r))/Math.min(Math.abs(t),Math.abs(t-s)),l=ug(s,r,t,i,!0),A=l[0],h=l[1];n=a*(o=cg(A-t,(h-i)/a))}break;case 1:0===e.shape?o=n=Math.max(Math.abs(t),Math.abs(t-s),Math.abs(i),Math.abs(i-r)):1===e.shape&&(o=Math.max(Math.abs(t),Math.abs(t-s)),n=Math.max(Math.abs(i),Math.abs(i-r)));break;case 3:if(0===e.shape)o=n=Math.max(cg(t,i),cg(t,i-r),cg(t-s,i),cg(t-s,i-r));else if(1===e.shape){a=Math.max(Math.abs(i),Math.abs(i-r))/Math.max(Math.abs(t),Math.abs(t-s));var c=ug(s,r,t,i,!1);A=c[0],h=c[1],n=a*(o=cg(A-t,(h-i)/a))}}return Array.isArray(e.size)&&(o=Gf(e.size[0],s),n=2===e.size.length?Gf(e.size[1],r):o),[o,n]}(i,P,C,x,B),E=M[0],F=M[1],E>0&&F>0&&(I=s.ctx.createRadialGradient(b+P,y+C,0,b+P,y+C,E),Ag(i.stops,2*E).forEach((function(e){return I.addColorStop(e.stop,Zf(e.color))})),s.path(v),s.ctx.fillStyle=I,E!==F?(D=e.bounds.left+.5*e.bounds.width,S=e.bounds.top+.5*e.bounds.height,R=1/(T=F/E),s.ctx.save(),s.ctx.translate(D,S),s.ctx.transform(1,0,0,T,0,0),s.ctx.translate(-D,-S),s.ctx.fillRect(b,R*(y-S)+S,x,B*R),s.ctx.restore()):s.ctx.fill())),L.label=6;case 6:return t--,[2]}}))},s=this,r=0,o=e.styles.backgroundImage.slice(0).reverse(),a.label=1;case 1:return r<o.length?(n=o[r],[5,i(n)]):[3,4];case 2:a.sent(),a.label=3;case 3:return r++,[3,1];case 4:return[2]}}))}))},t.prototype.renderSolidBorder=function(e,t,i){return Wd(this,void 0,void 0,(function(){return Kd(this,(function(s){return this.path(fb(i,t)),this.ctx.fillStyle=Zf(e),this.ctx.fill(),[2]}))}))},t.prototype.renderDoubleBorder=function(e,t,i,s){return Wd(this,void 0,void 0,(function(){var r,o;return Kd(this,(function(n){switch(n.label){case 0:return t<3?[4,this.renderSolidBorder(e,i,s)]:[3,2];case 1:return n.sent(),[2];case 2:return r=function(e,t){switch(t){case 0:return mb(e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox,e.topRightBorderBox,e.topRightBorderDoubleOuterBox);case 1:return mb(e.topRightBorderBox,e.topRightBorderDoubleOuterBox,e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox);case 2:return mb(e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox,e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox);default:return mb(e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox,e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox)}}(s,i),this.path(r),this.ctx.fillStyle=Zf(e),this.ctx.fill(),o=function(e,t){switch(t){case 0:return mb(e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox,e.topRightBorderDoubleInnerBox,e.topRightPaddingBox);case 1:return mb(e.topRightBorderDoubleInnerBox,e.topRightPaddingBox,e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox);case 2:return mb(e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox,e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox);default:return mb(e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox,e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox)}}(s,i),this.path(o),this.ctx.fill(),[2]}}))}))},t.prototype.renderNodeBackgroundAndBorders=function(e){return Wd(this,void 0,void 0,(function(){var t,i,s,r,o,n,a,l,A=this;return Kd(this,(function(h){switch(h.label){case 0:return this.applyEffects(e.getEffects(2)),t=e.container.styles,i=!Yf(t.backgroundColor)||t.backgroundImage.length,s=[{style:t.borderTopStyle,color:t.borderTopColor,width:t.borderTopWidth},{style:t.borderRightStyle,color:t.borderRightColor,width:t.borderRightWidth},{style:t.borderBottomStyle,color:t.borderBottomColor,width:t.borderBottomWidth},{style:t.borderLeftStyle,color:t.borderLeftColor,width:t.borderLeftWidth}],r=Ib(wb(t.backgroundClip,0),e.curves),i||t.boxShadow.length?(this.ctx.save(),this.path(r),this.ctx.clip(),Yf(t.backgroundColor)||(this.ctx.fillStyle=Zf(t.backgroundColor),this.ctx.fill()),[4,this.renderBackgroundImage(e.container)]):[3,2];case 1:h.sent(),this.ctx.restore(),t.boxShadow.slice(0).reverse().forEach((function(t){A.ctx.save();var i,s,r,o,n,a=rb(e.curves),l=t.inset?0:1e4,h=(i=a,s=-l+(t.inset?1:-1)*t.spread.number,r=(t.inset?1:-1)*t.spread.number,o=t.spread.number*(t.inset?-2:2),n=t.spread.number*(t.inset?-2:2),i.map((function(e,t){switch(t){case 0:return e.add(s,r);case 1:return e.add(s+o,r);case 2:return e.add(s+o,r+n);case 3:return e.add(s,r+n)}return e})));t.inset?(A.path(a),A.ctx.clip(),A.mask(h)):(A.mask(a),A.ctx.clip(),A.path(h)),A.ctx.shadowOffsetX=t.offsetX.number+l,A.ctx.shadowOffsetY=t.offsetY.number,A.ctx.shadowColor=Zf(t.color),A.ctx.shadowBlur=t.blur.number,A.ctx.fillStyle=t.inset?Zf(t.color):"rgba(0,0,0,1)",A.ctx.fill(),A.ctx.restore()})),h.label=2;case 2:o=0,n=0,a=s,h.label=3;case 3:return n<a.length?0!==(l=a[n]).style&&!Yf(l.color)&&l.width>0?2!==l.style?[3,5]:[4,this.renderDashedDottedBorder(l.color,l.width,o,e.curves,2)]:[3,11]:[3,13];case 4:return h.sent(),[3,11];case 5:return 3!==l.style?[3,7]:[4,this.renderDashedDottedBorder(l.color,l.width,o,e.curves,3)];case 6:return h.sent(),[3,11];case 7:return 4!==l.style?[3,9]:[4,this.renderDoubleBorder(l.color,l.width,o,e.curves)];case 8:return h.sent(),[3,11];case 9:return[4,this.renderSolidBorder(l.color,o,e.curves)];case 10:h.sent(),h.label=11;case 11:o++,h.label=12;case 12:return n++,[3,3];case 13:return[2]}}))}))},t.prototype.renderDashedDottedBorder=function(e,t,i,s,r){return Wd(this,void 0,void 0,(function(){var o,n,a,l,A,h,c,u,d,p,f,g,m,_,v,b;return Kd(this,(function(y){return this.ctx.save(),o=function(e,t){switch(t){case 0:return gb(e.topLeftBorderStroke,e.topRightBorderStroke);case 1:return gb(e.topRightBorderStroke,e.bottomRightBorderStroke);case 2:return gb(e.bottomRightBorderStroke,e.bottomLeftBorderStroke);default:return gb(e.bottomLeftBorderStroke,e.topLeftBorderStroke)}}(s,i),n=fb(s,i),2===r&&(this.path(n),this.ctx.clip()),tb(n[0])?(a=n[0].start.x,l=n[0].start.y):(a=n[0].x,l=n[0].y),tb(n[1])?(A=n[1].end.x,h=n[1].end.y):(A=n[1].x,h=n[1].y),c=0===i||2===i?Math.abs(a-A):Math.abs(l-h),this.ctx.beginPath(),3===r?this.formatPath(o):this.formatPath(n.slice(0,2)),u=t<3?3*t:2*t,d=t<3?2*t:t,3===r&&(u=t,d=t),p=!0,c<=2*u?p=!1:c<=2*u+d?(u*=f=c/(2*u+d),d*=f):(g=Math.floor((c+d)/(u+d)),m=(c-g*u)/(g-1),d=(_=(c-(g+1)*u)/g)<=0||Math.abs(d-m)<Math.abs(d-_)?m:_),p&&(3===r?this.ctx.setLineDash([0,u+d]):this.ctx.setLineDash([u,d])),3===r?(this.ctx.lineCap="round",this.ctx.lineWidth=t):this.ctx.lineWidth=2*t+1.1,this.ctx.strokeStyle=Zf(e),this.ctx.stroke(),this.ctx.setLineDash([]),2===r&&(tb(n[0])&&(v=n[3],b=n[0],this.ctx.beginPath(),this.formatPath([new qv(v.end.x,v.end.y),new qv(b.start.x,b.start.y)]),this.ctx.stroke()),tb(n[1])&&(v=n[1],b=n[2],this.ctx.beginPath(),this.formatPath([new qv(v.end.x,v.end.y),new qv(b.start.x,b.start.y)]),this.ctx.stroke())),this.ctx.restore(),[2]}))}))},t.prototype.render=function(e){return Wd(this,void 0,void 0,(function(){var t;return Kd(this,(function(i){switch(i.label){case 0:return this.options.backgroundColor&&(this.ctx.fillStyle=Zf(this.options.backgroundColor),this.ctx.fillRect(this.options.x,this.options.y,this.options.width,this.options.height)),s=new ub(e,null),r=new cb(s),db(s,r,r,o=[]),pb(s.container,o),t=r,[4,this.renderStack(t)];case 1:return i.sent(),this.applyEffects([]),[2,this.canvas]}var s,r,o}))}))},t}(Mb),Fb=function(e){return e instanceof G_||(e instanceof j_||e instanceof H_&&"radio"!==e.type&&"checkbox"!==e.type)},Ib=function(e,t){switch(e){case 0:return rb(t);case 2:return function(e){return[e.topLeftContentBox,e.topRightContentBox,e.bottomRightContentBox,e.bottomLeftContentBox]}(t);default:return ob(t)}},Db=function(e){switch(e){case 1:return"center";case 2:return"right";default:return"left"}},Sb=["-apple-system","system-ui"],Tb=function(e){return/iPhone OS 15_(0|1)/.test(window.navigator.userAgent)?e.filter((function(e){return-1===Sb.indexOf(e)})):e},Rb=function(e){function t(t,i){var s=e.call(this,t,i)||this;return s.canvas=i.canvas?i.canvas:document.createElement("canvas"),s.ctx=s.canvas.getContext("2d"),s.options=i,s.canvas.width=Math.floor(i.width*i.scale),s.canvas.height=Math.floor(i.height*i.scale),s.canvas.style.width=i.width+"px",s.canvas.style.height=i.height+"px",s.ctx.scale(s.options.scale,s.options.scale),s.ctx.translate(-i.x,-i.y),s.context.logger.debug("EXPERIMENTAL ForeignObject renderer initialized ("+i.width+"x"+i.height+" at "+i.x+","+i.y+") with scale "+i.scale),s}return Gd(t,e),t.prototype.render=function(e){return Wd(this,void 0,void 0,(function(){var t,i;return Kd(this,(function(s){switch(s.label){case 0:return 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s=Math.max(Math.max(t.scrollWidth,i.scrollWidth),Math.max(t.offsetWidth,i.offsetWidth),Math.max(t.clientWidth,i.clientWidth)),r=Math.max(Math.max(t.scrollHeight,i.scrollHeight),Math.max(t.offsetHeight,i.offsetHeight),Math.max(t.clientHeight,i.clientHeight));return new Jd(0,0,s,r)}(u.ownerDocument):Yd(l,u),f=p.width,g=p.height,m=p.left,_=p.top,v=Qb(l,u,t.backgroundColor),b={canvas:t.canvas,backgroundColor:v,scale:null!==(R=null!==(T=t.scale)&&void 0!==T?T:s.devicePixelRatio)&&void 0!==R?R:1,x:(null!==(L=t.x)&&void 0!==L?L:0)+m,y:(null!==(U=t.y)&&void 0!==U?U:0)+_,width:null!==(O=t.width)&&void 0!==O?O:Math.ceil(f),height:null!==(k=t.height)&&void 0!==k?k:Math.ceil(g)},A?(l.logger.debug("Document cloned, using foreign object rendering"),[4,new Rb(l,b).render(u)]):[3,3];case 2:return y=Q.sent(),[3,5];case 3:return l.logger.debug("Document cloned, element located at "+m+","+_+" with size "+f+"x"+g+" using computed rendering"),l.logger.debug("Starting DOM 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ay.isSupported()}static getWorkerFarm(e={}){return hy._workerFarm=hy._workerFarm||new hy({}),hy._workerFarm.setProps(e),hy._workerFarm}constructor(e){qb(this,"props",void 0),qb(this,"workerPools",new Map),this.props={...Ay},this.setProps(e),this.workerPools=new Map}destroy(){for(const e of this.workerPools.values())e.destroy();this.workerPools=new Map}setProps(e){this.props={...this.props,...e};for(const e of this.workerPools.values())e.setProps(this._getWorkerPoolProps())}getWorkerPool(e){const{name:t,source:i,url:s}=e;let r=this.workerPools.get(t);return r||(r=new ly({name:t,source:i,url:s}),r.setProps(this._getWorkerPoolProps()),this.workerPools.set(t,r)),r}_getWorkerPoolProps(){return{maxConcurrency:this.props.maxConcurrency,maxMobileConcurrency:this.props.maxMobileConcurrency,reuseWorkers:this.props.reuseWorkers,onDebug:this.props.onDebug}}}qb(hy,"_workerFarm",void 0);var cy=Object.freeze({__proto__:null,default:{}});const uy={};async function dy(e,t=null,i={}){return 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image");return{width:o,height:r,data:h,compressed:n,hasAlpha:s,format:a}}function TB(e,t){let i=e&&e.basis&&e.basis.format;return"auto"===i&&(i=RB()),"object"==typeof i&&(i=t?i.alpha:i.noAlpha),i=i.toLowerCase(),EB[i]}function RB(){const e=mB();return e.has("astc")?"astc-4x4":e.has("dxt")?{alpha:"bc3",noAlpha:"bc1"}:e.has("pvrtc")?{alpha:"pvrtc1-4-rgba",noAlpha:"pvrtc1-4-rgb"}:e.has("etc1")?"etc1":e.has("etc2")?"etc2":"rgb565"}const LB={...{name:"Basis",id:"basis",module:"textures",version:"3.2.6",worker:!0,extensions:["basis","ktx2"],mimeTypes:["application/octet-stream","image/ktx2"],tests:["sB"],binary:!0,options:{basis:{format:"auto",libraryPath:"libs/",containerFormat:"auto",module:"transcoder"}}},parse:async function(e,t){if("auto"===t.basis.containerFormat){if(function(e){const t=new Uint8Array(e);return!(t.byteLength<MB.length||t[0]!==MB[0]||t[1]!==MB[1]||t[2]!==MB[2]||t[3]!==MB[3]||t[4]!==MB[4]||t[5]!==MB[5]||t[6]!==MB[6]||t[7]!==MB[7]||t[8]!==MB[8]||t[9]!==MB[9]||t[10]!==MB[10]||t[11]!==MB[11])}(e)){return DB((await aB(t)).KTX2File,e,t)}const{BasisFile:i}=await nB(t);return FB(i,e,t)}if("encoder"===t.basis.module){const i=await aB(t);return"ktx2"===t.basis.containerFormat?DB(i.KTX2File,e,t):FB(i.BasisFile,e,t)}{const{BasisFile:i}=await nB(t);return FB(i,e,t)}}},{_parseImageNode:UB}=globalThis,OB="undefined"!=typeof Image,kB="undefined"!=typeof ImageBitmap,NB=Boolean(UB),QB=!!jb||NB;function VB(e){const t=function(e){if("undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap)return"imagebitmap";if("undefined"!=typeof Image&&e instanceof Image)return"image";if(e&&"object"==typeof e&&e.data&&e.width&&e.height)return"data";return null}(e);if(!t)throw new Error("Not an image");return t}const HB=/^data:image\/svg\+xml/,jB=/\.svg((\?|#).*)?$/;function GB(e){return e&&(HB.test(e)||jB.test(e))}function zB(e,t){if(GB(t))throw new Error("SVG cannot be parsed directly to imagebitmap");return new Blob([new Uint8Array(e)])}async function WB(e,t,i){const s=function(e,t){if(GB(t)){let t=(new TextDecoder).decode(e);try{"function"==typeof unescape&&"function"==typeof encodeURIComponent&&(t=unescape(encodeURIComponent(t)))}catch(e){throw new Error(e.message)}return"data:image/svg+xml;base64,".concat(btoa(t))}return zB(e,t)}(e,i),r=self.URL||self.webkitURL,o="string"!=typeof s&&r.createObjectURL(s);try{return await async function(e,t){const i=new Image;if(i.src=e,t.image&&t.image.decode&&i.decode)return await i.decode(),i;return await new Promise(((t,s)=>{try{i.onload=()=>t(i),i.onerror=t=>s(new Error("Could not load image ".concat(e,": ").concat(t)))}catch(e){s(e)}}))}(o||s,t)}finally{o&&r.revokeObjectURL(o)}}const KB={};let XB=!0;async function JB(e,t,i){let s;if(GB(i)){s=await WB(e,t,i)}else s=zB(e,i);const r=t&&t.imagebitmap;return await async function(e,t=null){!function(e){for(const t in e||KB)return!1;return!0}(t)&&XB||(t=null);if(t)try{return await createImageBitmap(e,t)}catch(e){console.warn(e),XB=!1}return await createImageBitmap(e)}(s,r)}function YB(e){const t=ZB(e);return function(e){const t=ZB(e);if(!(t.byteLength>=24&&2303741511===t.getUint32(0,false)))return null;return{mimeType:"image/png",width:t.getUint32(16,false),height:t.getUint32(20,false)}}(t)||function(e){const t=ZB(e);if(!(t.byteLength>=3&&65496===t.getUint16(0,false)&&255===t.getUint8(2)))return null;const{tableMarkers:i,sofMarkers:s}=function(){const e=new Set([65499,65476,65484,65501,65534]);for(let t=65504;t<65520;++t)e.add(t);const t=new Set([65472,65473,65474,65475,65477,65478,65479,65481,65482,65483,65485,65486,65487,65502]);return{tableMarkers:e,sofMarkers:t}}();let r=2;for(;r+9<t.byteLength;){const e=t.getUint16(r,false);if(s.has(e))return{mimeType:"image/jpeg",height:t.getUint16(r+5,false),width:t.getUint16(r+7,false)};if(!i.has(e))return null;r+=2,r+=t.getUint16(r,false)}return null}(t)||function(e){const t=ZB(e);if(!(t.byteLength>=10&&1195984440===t.getUint32(0,false)))return null;return{mimeType:"image/gif",width:t.getUint16(6,true),height:t.getUint16(8,true)}}(t)||function(e){const t=ZB(e);if(!(t.byteLength>=14&&16973===t.getUint16(0,false)&&t.getUint32(2,true)===t.byteLength))return null;return{mimeType:"image/bmp",width:t.getUint32(18,true),height:t.getUint32(22,true)}}(t)}function ZB(e){if(e instanceof DataView)return e;if(ArrayBuffer.isView(e))return new DataView(e.buffer);if(e instanceof ArrayBuffer)return new DataView(e);throw new Error("toDataView")}const qB={id:"image",module:"images",name:"Images",version:"3.2.6",mimeTypes:["image/png","image/jpeg","image/gif","image/webp","image/bmp","image/vnd.microsoft.icon","image/svg+xml"],extensions:["png","jpg","jpeg","gif","webp","bmp","ico","svg"],parse:async function(e,t,i){const s=((t=t||{}).image||{}).type||"auto",{url:r}=i||{};let o;switch(function(e){switch(e){case"auto":case"data":return function(){if(kB)return"imagebitmap";if(OB)return"image";if(QB)return"data";throw new Error("Install '@loaders.gl/polyfills' to parse images under Node.js")}();default:return function(e){switch(e){case"auto":return kB||OB||QB;case"imagebitmap":return kB;case"image":return OB;case"data":return QB;default:throw new Error("@loaders.gl/images: image ".concat(e," not supported in this environment"))}}(e),e}}(s)){case"imagebitmap":o=await JB(e,t,r);break;case"image":o=await WB(e,t,r);break;case"data":o=await async function(e,t){const{mimeType:i}=YB(e)||{},s=globalThis._parseImageNode;return Hb(s),await s(e,i)}(e);break;default:Hb(!1)}return"data"===s&&(o=function(e){switch(VB(e)){case"data":return e;case"image":case"imagebitmap":const t=document.createElement("canvas"),i=t.getContext("2d");if(!i)throw new Error("getImageData");return t.width=e.width,t.height=e.height,i.drawImage(e,0,0),i.getImageData(0,0,e.width,e.height);default:throw new Error("getImageData")}}(o)),o},tests:[e=>Boolean(YB(new DataView(e)))],options:{image:{type:"auto",decode:!0}}},$B=["image/png","image/jpeg","image/gif"],ew={};function tw(e){return void 0===ew[e]&&(ew[e]=function(e){switch(e){case"image/webp":return function(){if(!jb)return!1;try{return 0===document.createElement("canvas").toDataURL("image/webp").indexOf("data:image/webp")}catch{return!1}}();case"image/svg":return jb;default:if(!jb){const{_parseImageNode:t}=globalThis;return Boolean(t)&&$B.includes(e)}return!0}}(e)),ew[e]}function iw(e,t){if(!e)throw new Error(t||"assert failed: gltf")}function sw(e,t){if(e.startsWith("data:")||e.startsWith("http:")||e.startsWith("https:"))return e;const i=t.baseUri||t.uri;if(!i)throw new Error("'baseUri' must be provided to resolve relative url ".concat(e));return i.substr(0,i.lastIndexOf("/")+1)+e}const rw=["SCALAR","VEC2","VEC3","VEC4"],ow=[[Int8Array,5120],[Uint8Array,5121],[Int16Array,5122],[Uint16Array,5123],[Uint32Array,5125],[Float32Array,5126],[Float64Array,5130]],nw=new Map(ow),aw={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},lw={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},Aw={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array};function hw(e){return rw[e-1]||rw[0]}function cw(e){const t=nw.get(e.constructor);if(!t)throw new Error("Illegal typed array");return t}function uw(e,t){const i=Aw[e.componentType],s=aw[e.type],r=lw[e.componentType],o=e.count*s,n=e.count*s*r;return iw(n>=0&&n<=t.byteLength),{ArrayType:i,length:o,byteLength:n}}const dw={asset:{version:"2.0",generator:"loaders.gl"},buffers:[]};class pw{constructor(e){qb(this,"gltf",void 0),qb(this,"sourceBuffers",void 0),qb(this,"byteLength",void 0),this.gltf=e||{json:{...dw},buffers:[]},this.sourceBuffers=[],this.byteLength=0,this.gltf.buffers&&this.gltf.buffers[0]&&(this.byteLength=this.gltf.buffers[0].byteLength,this.sourceBuffers=[this.gltf.buffers[0]])}get json(){return this.gltf.json}getApplicationData(e){return this.json[e]}getExtraData(e){return(this.json.extras||{})[e]}getExtension(e){const t=this.getUsedExtensions().find((t=>t===e)),i=this.json.extensions||{};return t?i[e]||!0:null}getRequiredExtension(e){const t=this.getRequiredExtensions().find((t=>t===e));return t?this.getExtension(e):null}getRequiredExtensions(){return this.json.extensionsRequired||[]}getUsedExtensions(){return this.json.extensionsUsed||[]}getObjectExtension(e,t){return(e.extensions||{})[t]}getScene(e){return this.getObject("scenes",e)}getNode(e){return this.getObject("nodes",e)}getSkin(e){return this.getObject("skins",e)}getMesh(e){return this.getObject("meshes",e)}getMaterial(e){return this.getObject("materials",e)}getAccessor(e){return this.getObject("accessors",e)}getTexture(e){return this.getObject("textures",e)}getSampler(e){return this.getObject("samplers",e)}getImage(e){return this.getObject("images",e)}getBufferView(e){return this.getObject("bufferViews",e)}getBuffer(e){return this.getObject("buffers",e)}getObject(e,t){if("object"==typeof t)return t;const i=this.json[e]&&this.json[e][t];if(!i)throw new Error("glTF file error: Could not find ".concat(e,"[").concat(t,"]"));return i}getTypedArrayForBufferView(e){const t=(e=this.getBufferView(e)).buffer,i=this.gltf.buffers[t];iw(i);const s=(e.byteOffset||0)+i.byteOffset;return new Uint8Array(i.arrayBuffer,s,e.byteLength)}getTypedArrayForAccessor(e){e=this.getAccessor(e);const t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,{ArrayType:s,length:r}=uw(e,t);return new s(i,t.byteOffset+e.byteOffset,r)}getTypedArrayForImageData(e){e=this.getAccessor(e);const t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,s=t.byteOffset||0;return new Uint8Array(i,s,t.byteLength)}addApplicationData(e,t){return this.json[e]=t,this}addExtraData(e,t){return this.json.extras=this.json.extras||{},this.json.extras[e]=t,this}addObjectExtension(e,t,i){return e.extensions=e.extensions||{},e.extensions[t]=i,this.registerUsedExtension(t),this}setObjectExtension(e,t,i){(e.extensions||{})[t]=i}removeObjectExtension(e,t){const i=e.extensions||{},s=i[t];return delete i[t],s}addExtension(e,t={}){return iw(t),this.json.extensions=this.json.extensions||{},this.json.extensions[e]=t,this.registerUsedExtension(e),t}addRequiredExtension(e,t={}){return iw(t),this.addExtension(e,t),this.registerRequiredExtension(e),t}registerUsedExtension(e){this.json.extensionsUsed=this.json.extensionsUsed||[],this.json.extensionsUsed.find((t=>t===e))||this.json.extensionsUsed.push(e)}registerRequiredExtension(e){this.registerUsedExtension(e),this.json.extensionsRequired=this.json.extensionsRequired||[],this.json.extensionsRequired.find((t=>t===e))||this.json.extensionsRequired.push(e)}removeExtension(e){this.json.extensionsRequired&&this._removeStringFromArray(this.json.extensionsRequired,e),this.json.extensionsUsed&&this._removeStringFromArray(this.json.extensionsUsed,e),this.json.extensions&&delete this.json.extensions[e]}setDefaultScene(e){this.json.scene=e}addScene(e){const{nodeIndices:t}=e;return this.json.scenes=this.json.scenes||[],this.json.scenes.push({nodes:t}),this.json.scenes.length-1}addNode(e){const{meshIndex:t,matrix:i}=e;this.json.nodes=this.json.nodes||[];const s={mesh:t};return i&&(s.matrix=i),this.json.nodes.push(s),this.json.nodes.length-1}addMesh(e){const{attributes:t,indices:i,material:s,mode:r=4}=e,o={primitives:[{attributes:this._addAttributes(t),mode:r}]};if(i){const e=this._addIndices(i);o.primitives[0].indices=e}return Number.isFinite(s)&&(o.primitives[0].material=s),this.json.meshes=this.json.meshes||[],this.json.meshes.push(o),this.json.meshes.length-1}addPointCloud(e){const t={primitives:[{attributes:this._addAttributes(e),mode:0}]};return this.json.meshes=this.json.meshes||[],this.json.meshes.push(t),this.json.meshes.length-1}addImage(e,t){const i=YB(e),s=t||(null==i?void 0:i.mimeType),r={bufferView:this.addBufferView(e),mimeType:s};return this.json.images=this.json.images||[],this.json.images.push(r),this.json.images.length-1}addBufferView(e){const t=e.byteLength;iw(Number.isFinite(t)),this.sourceBuffers=this.sourceBuffers||[],this.sourceBuffers.push(e);const i={buffer:0,byteOffset:this.byteLength,byteLength:t};return this.byteLength+=yy(t,4),this.json.bufferViews=this.json.bufferViews||[],this.json.bufferViews.push(i),this.json.bufferViews.length-1}addAccessor(e,t){const i={bufferView:e,type:hw(t.size),componentType:t.componentType,count:t.count,max:t.max,min:t.min};return this.json.accessors=this.json.accessors||[],this.json.accessors.push(i),this.json.accessors.length-1}addBinaryBuffer(e,t={size:3}){const i=this.addBufferView(e);let s={min:t.min,max:t.max};s.min&&s.max||(s=this._getAccessorMinMax(e,t.size));const r={size:t.size,componentType:cw(e),count:Math.round(e.length/t.size),min:s.min,max:s.max};return this.addAccessor(i,Object.assign(r,t))}addTexture(e){const{imageIndex:t}=e,i={source:t};return this.json.textures=this.json.textures||[],this.json.textures.push(i),this.json.textures.length-1}addMaterial(e){return this.json.materials=this.json.materials||[],this.json.materials.push(e),this.json.materials.length-1}createBinaryChunk(){var e,t;this.gltf.buffers=[];const i=this.byteLength,s=new ArrayBuffer(i),r=new Uint8Array(s);let o=0;for(const e of this.sourceBuffers||[])o=xy(e,r,o);null!==(e=this.json)&&void 0!==e&&null!==(t=e.buffers)&&void 0!==t&&t[0]?this.json.buffers[0].byteLength=i:this.json.buffers=[{byteLength:i}],this.gltf.binary=s,this.sourceBuffers=[s]}_removeStringFromArray(e,t){let i=!0;for(;i;){const s=e.indexOf(t);s>-1?e.splice(s,1):i=!1}}_addAttributes(e={}){const t={};for(const i in e){const s=e[i],r=this._getGltfAttributeName(i),o=this.addBinaryBuffer(s.value,s);t[r]=o}return t}_addIndices(e){return this.addBinaryBuffer(e,{size:1})}_getGltfAttributeName(e){switch(e.toLowerCase()){case"position":case"positions":case"vertices":return"POSITION";case"normal":case"normals":return"NORMAL";case"color":case"colors":return"COLOR_0";case"texcoord":case"texcoords":return"TEXCOORD_0";default:return e}}_getAccessorMinMax(e,t){const i={min:null,max:null};if(e.length<t)return i;i.min=[],i.max=[];const s=e.subarray(0,t);for(const e of s)i.min.push(e),i.max.push(e);for(let s=t;s<e.length;s+=t)for(let r=0;r<t;r++)i.min[0+r]=Math.min(i.min[0+r],e[s+r]),i.max[0+r]=Math.max(i.max[0+r],e[s+r]);return i}}const fw="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",gw="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this.type&&this.type.typeId}clone(){return new Iw(this.name,this.type,this.nullable,this.metadata)}compareTo(e){return this.name===e.name&&this.type===e.type&&this.nullable===e.nullable&&this.metadata===e.metadata}toString(){return"".concat(this.type).concat(this.nullable?", nullable":"").concat(this.metadata?", metadata: ".concat(this.metadata):"")}}let Dw,Sw,Tw,Rw;!function(e){e[e.NONE=0]="NONE",e[e.Null=1]="Null",e[e.Int=2]="Int",e[e.Float=3]="Float",e[e.Binary=4]="Binary",e[e.Utf8=5]="Utf8",e[e.Bool=6]="Bool",e[e.Decimal=7]="Decimal",e[e.Date=8]="Date",e[e.Time=9]="Time",e[e.Timestamp=10]="Timestamp",e[e.Interval=11]="Interval",e[e.List=12]="List",e[e.Struct=13]="Struct",e[e.Union=14]="Union",e[e.FixedSizeBinary=15]="FixedSizeBinary",e[e.FixedSizeList=16]="FixedSizeList",e[e.Map=17]="Map",e[e.Dictionary=-1]="Dictionary",e[e.Int8=-2]="Int8",e[e.Int16=-3]="Int16",e[e.Int32=-4]="Int32",e[e.Int64=-5]="Int64",e[e.Uint8=-6]="Uint8",e[e.Uint16=-7]="Uint16",e[e.Uint32=-8]="Uint32",e[e.Uint64=-9]="Uint64",e[e.Float16=-10]="Float16",e[e.Float32=-11]="Float32",e[e.Float64=-12]="Float64",e[e.DateDay=-13]="DateDay",e[e.DateMillisecond=-14]="DateMillisecond",e[e.TimestampSecond=-15]="TimestampSecond",e[e.TimestampMillisecond=-16]="TimestampMillisecond",e[e.TimestampMicrosecond=-17]="TimestampMicrosecond",e[e.TimestampNanosecond=-18]="TimestampNanosecond",e[e.TimeSecond=-19]="TimeSecond",e[e.TimeMillisecond=-20]="TimeMillisecond",e[e.TimeMicrosecond=-21]="TimeMicrosecond",e[e.TimeNanosecond=-22]="TimeNanosecond",e[e.DenseUnion=-23]="DenseUnion",e[e.SparseUnion=-24]="SparseUnion",e[e.IntervalDayTime=-25]="IntervalDayTime",e[e.IntervalYearMonth=-26]="IntervalYearMonth"}(Dw||(Dw={}));class Lw{static isNull(e){return e&&e.typeId===Dw.Null}static isInt(e){return e&&e.typeId===Dw.Int}static isFloat(e){return e&&e.typeId===Dw.Float}static isBinary(e){return e&&e.typeId===Dw.Binary}static isUtf8(e){return e&&e.typeId===Dw.Utf8}static isBool(e){return e&&e.typeId===Dw.Bool}static isDecimal(e){return e&&e.typeId===Dw.Decimal}static isDate(e){return e&&e.typeId===Dw.Date}static isTime(e){return e&&e.typeId===Dw.Time}static isTimestamp(e){return e&&e.typeId===Dw.Timestamp}static isInterval(e){return e&&e.typeId===Dw.Interval}static isList(e){return e&&e.typeId===Dw.List}static isStruct(e){return e&&e.typeId===Dw.Struct}static isUnion(e){return e&&e.typeId===Dw.Union}static isFixedSizeBinary(e){return e&&e.typeId===Dw.FixedSizeBinary}static isFixedSizeList(e){return e&&e.typeId===Dw.FixedSizeList}static isMap(e){return e&&e.typeId===Dw.Map}static isDictionary(e){return e&&e.typeId===Dw.Dictionary}get typeId(){return Dw.NONE}compareTo(e){return this===e}}Sw=Symbol.toStringTag;class Uw extends Lw{constructor(e,t){super(),qb(this,"isSigned",void 0),qb(this,"bitWidth",void 0),this.isSigned=e,this.bitWidth=t}get typeId(){return Dw.Int}get[Sw](){return"Int"}toString(){return"".concat(this.isSigned?"I":"Ui","nt").concat(this.bitWidth)}}class Ow extends Uw{constructor(){super(!0,8)}}class kw extends Uw{constructor(){super(!0,16)}}class Nw extends Uw{constructor(){super(!0,32)}}class Qw extends Uw{constructor(){super(!1,8)}}class Vw extends Uw{constructor(){super(!1,16)}}class Hw extends Uw{constructor(){super(!1,32)}}const jw=32,Gw=64;Tw=Symbol.toStringTag;class zw extends Lw{constructor(e){super(),qb(this,"precision",void 0),this.precision=e}get typeId(){return Dw.Float}get[Tw](){return"Float"}toString(){return"Float".concat(this.precision)}}class Ww extends zw{constructor(){super(jw)}}class Kw extends zw{constructor(){super(Gw)}}Rw=Symbol.toStringTag;class Xw extends Lw{constructor(e,t){super(),qb(this,"listSize",void 0),qb(this,"children",void 0),this.listSize=e,this.children=[t]}get typeId(){return Dw.FixedSizeList}get valueType(){return this.children[0].type}get valueField(){return this.children[0]}get[Rw](){return"FixedSizeList"}toString(){return"FixedSizeList[".concat(this.listSize,"]<").concat(this.valueType,">")}}function Jw(e,t,i){const s=function(e){switch(e.constructor){case Int8Array:return new Ow;case Uint8Array:return new Qw;case Int16Array:return new kw;case Uint16Array:return new Vw;case Int32Array:return new Nw;case Uint32Array:return new Hw;case Float32Array:return new Ww;case Float64Array:return new Kw;default:throw new Error("array type not supported")}}(t.value),r=i||function(e){const t=new Map;"byteOffset"in e&&t.set("byteOffset",e.byteOffset.toString(10));"byteStride"in e&&t.set("byteStride",e.byteStride.toString(10));"normalized"in e&&t.set("normalized",e.normalized.toString());return t}(t);return new Iw(e,new Xw(t.size,new Iw("value",s)),!1,r)}function Yw(e,t,i){return Jw(e,t,i?Zw(i.metadata):void 0)}function Zw(e){const t=new Map;for(const i in e)t.set("".concat(i,".string"),JSON.stringify(e[i]));return t}const qw={POSITION:"POSITION",NORMAL:"NORMAL",COLOR:"COLOR_0",TEX_COORD:"TEXCOORD_0"},$w={1:Int8Array,2:Uint8Array,3:Int16Array,4:Uint16Array,5:Int32Array,6:Uint32Array,9:Float32Array};class eP{constructor(e){qb(this,"draco",void 0),qb(this,"decoder",void 0),qb(this,"metadataQuerier",void 0),this.draco=e,this.decoder=new this.draco.Decoder,this.metadataQuerier=new this.draco.MetadataQuerier}destroy(){this.draco.destroy(this.decoder),this.draco.destroy(this.metadataQuerier)}parseSync(e,t={}){const i=new this.draco.DecoderBuffer;i.Init(new Int8Array(e),e.byteLength),this._disableAttributeTransforms(t);const s=this.decoder.GetEncodedGeometryType(i),r=s===this.draco.TRIANGULAR_MESH?new this.draco.Mesh:new this.draco.PointCloud;try{let e;switch(s){case this.draco.TRIANGULAR_MESH:e=this.decoder.DecodeBufferToMesh(i,r);break;case this.draco.POINT_CLOUD:e=this.decoder.DecodeBufferToPointCloud(i,r);break;default:throw new Error("DRACO: Unknown geometry type.")}if(!e.ok()||!r.ptr){const t="DRACO decompression failed: ".concat(e.error_msg());throw new Error(t)}const o=this._getDracoLoaderData(r,s,t),n=this._getMeshData(r,o,t),a=function(e){let t=1/0,i=1/0,s=1/0,r=-1/0,o=-1/0,n=-1/0;const a=e.POSITION?e.POSITION.value:[],l=a&&a.length;for(let e=0;e<l;e+=3){const l=a[e],A=a[e+1],h=a[e+2];t=l<t?l:t,i=A<i?A:i,s=h<s?h:s,r=l>r?l:r,o=A>o?A:o,n=h>n?h:n}return[[t,i,s],[r,o,n]]}(n.attributes),l=function(e,t,i){const s=Zw(t.metadata),r=[],o=function(e){const t={};for(const i in e){const s=e[i];t[s.name||"undefined"]=s}return t}(t.attributes);for(const t in e){const i=Yw(t,e[t],o[t]);r.push(i)}if(i){const e=Yw("indices",i);r.push(e)}return new Ew(r,s)}(n.attributes,o,n.indices);return{loader:"draco",loaderData:o,header:{vertexCount:r.num_points(),boundingBox:a},...n,schema:l}}finally{this.draco.destroy(i),r&&this.draco.destroy(r)}}_getDracoLoaderData(e,t,i){const s=this._getTopLevelMetadata(e),r=this._getDracoAttributes(e,i);return{geometry_type:t,num_attributes:e.num_attributes(),num_points:e.num_points(),num_faces:e instanceof this.draco.Mesh?e.num_faces():0,metadata:s,attributes:r}}_getDracoAttributes(e,t){const i={};for(let s=0;s<e.num_attributes();s++){const r=this.decoder.GetAttribute(e,s),o=this._getAttributeMetadata(e,s);i[r.unique_id()]={unique_id:r.unique_id(),attribute_type:r.attribute_type(),data_type:r.data_type(),num_components:r.num_components(),byte_offset:r.byte_offset(),byte_stride:r.byte_stride(),normalized:r.normalized(),attribute_index:s,metadata:o};const n=this._getQuantizationTransform(r,t);n&&(i[r.unique_id()].quantization_transform=n);const a=this._getOctahedronTransform(r,t);a&&(i[r.unique_id()].octahedron_transform=a)}return i}_getMeshData(e,t,i){const s=this._getMeshAttributes(t,e,i);if(!s.POSITION)throw new Error("DRACO: No position attribute found.");return e instanceof this.draco.Mesh?"triangle-strip"===i.topology?{topology:"triangle-strip",mode:4,attributes:s,indices:{value:this._getTriangleStripIndices(e),size:1}}:{topology:"triangle-list",mode:5,attributes:s,indices:{value:this._getTriangleListIndices(e),size:1}}:{topology:"point-list",mode:0,attributes:s}}_getMeshAttributes(e,t,i){const s={};for(const r of Object.values(e.attributes)){const e=this._deduceAttributeName(r,i);r.name=e;const{value:o,size:n}=this._getAttributeValues(t,r);s[e]={value:o,size:n,byteOffset:r.byte_offset,byteStride:r.byte_stride,normalized:r.normalized}}return s}_getTriangleListIndices(e){const t=3*e.num_faces(),i=4*t,s=this.draco._malloc(i);try{return this.decoder.GetTrianglesUInt32Array(e,i,s),new Uint32Array(this.draco.HEAPF32.buffer,s,t).slice()}finally{this.draco._free(s)}}_getTriangleStripIndices(e){const t=new this.draco.DracoInt32Array;try{return this.decoder.GetTriangleStripsFromMesh(e,t),function(e){const t=e.size(),i=new Int32Array(t);for(let s=0;s<t;s++)i[s]=e.GetValue(s);return i}(t)}finally{this.draco.destroy(t)}}_getAttributeValues(e,t){const i=$w[t.data_type],s=t.num_components,r=e.num_points()*s,o=r*i.BYTES_PER_ELEMENT,n=function(e,t){switch(t){case Float32Array:return e.DT_FLOAT32;case Int8Array:return e.DT_INT8;case Int16Array:return e.DT_INT16;case Int32Array:return e.DT_INT32;case Uint8Array:return e.DT_UINT8;case Uint16Array:return e.DT_UINT16;case Uint32Array:return e.DT_UINT32;default:return e.DT_INVALID}}(this.draco,i);let a;const l=this.draco._malloc(o);try{const s=this.decoder.GetAttribute(e,t.attribute_index);this.decoder.GetAttributeDataArrayForAllPoints(e,s,n,o,l),a=new i(this.draco.HEAPF32.buffer,l,r).slice()}finally{this.draco._free(l)}return{value:a,size:s}}_deduceAttributeName(e,t){const i=e.unique_id;for(const[e,s]of Object.entries(t.extraAttributes||{}))if(s===i)return e;const s=e.attribute_type;for(const e in qw){if(this.draco[e]===s)return qw[e]}const r=t.attributeNameEntry||"name";return e.metadata[r]?e.metadata[r].string:"CUSTOM_ATTRIBUTE_".concat(i)}_getTopLevelMetadata(e){const t=this.decoder.GetMetadata(e);return this._getDracoMetadata(t)}_getAttributeMetadata(e,t){const i=this.decoder.GetAttributeMetadata(e,t);return this._getDracoMetadata(i)}_getDracoMetadata(e){if(!e||!e.ptr)return{};const t={},i=this.metadataQuerier.NumEntries(e);for(let s=0;s<i;s++){const i=this.metadataQuerier.GetEntryName(e,s);t[i]=this._getDracoMetadataField(e,i)}return t}_getDracoMetadataField(e,t){const i=new this.draco.DracoInt32Array;try{this.metadataQuerier.GetIntEntryArray(e,t,i);const s=function(e){const t=e.size(),i=new Int32Array(t);for(let s=0;s<t;s++)i[s]=e.GetValue(s);return i}(i);return{int:this.metadataQuerier.GetIntEntry(e,t),string:this.metadataQuerier.GetStringEntry(e,t),double:this.metadataQuerier.GetDoubleEntry(e,t),intArray:s}}finally{this.draco.destroy(i)}}_disableAttributeTransforms(e){const{quantizedAttributes:t=[],octahedronAttributes:i=[]}=e,s=[...t,...i];for(const e of s)this.decoder.SkipAttributeTransform(this.draco[e])}_getQuantizationTransform(e,t){const{quantizedAttributes:i=[]}=t,s=e.attribute_type();if(i.map((e=>this.decoder[e])).includes(s)){const t=new this.draco.AttributeQuantizationTransform;try{if(t.InitFromAttribute(e))return{quantization_bits:t.quantization_bits(),range:t.range(),min_values:new Float32Array([1,2,3]).map((e=>t.min_value(e)))}}finally{this.draco.destroy(t)}}return null}_getOctahedronTransform(e,t){const{octahedronAttributes:i=[]}=t,s=e.attribute_type();if(i.map((e=>this.decoder[e])).includes(s)){const t=new this.draco.AttributeQuantizationTransform;try{if(t.InitFromAttribute(e))return{quantization_bits:t.quantization_bits()}}finally{this.draco.destroy(t)}}return null}}const tP="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.js"),iP="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_wasm_wrapper.js"),sP="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.wasm");let rP;async function oP(e){const t=e.modules||{};return rP=t.draco3d?rP||t.draco3d.createDecoderModule({}).then((e=>({draco:e}))):rP||async function(e){let t,i;if("js"===(e.draco&&e.draco.decoderType))t=await dy(tP,"draco",e);else[t,i]=await Promise.all([await dy(iP,"draco",e),await dy(sP,"draco",e)]);return t=t||globalThis.DracoDecoderModule,await function(e,t){const i={};t&&(i.wasmBinary=t);return new Promise((t=>{e({...i,onModuleLoaded:e=>t({draco:e})})}))}(t,i)}(e),await rP}const nP={...Mw,parse:async function(e,t){const{draco:i}=await oP(t),s=new eP(i);try{return s.parseSync(e,null==t?void 0:t.draco)}finally{s.destroy()}}};function aP(e){const{buffer:t,size:i,count:s}=function(e){let t=e,i=1,s=0;e&&e.value&&(t=e.value,i=e.size||1);t&&(ArrayBuffer.isView(t)||(t=function(e,t,i=!1){if(!e)return null;if(Array.isArray(e))return new t(e);if(i&&!(e instanceof t))return new t(e);return e}(t,Float32Array)),s=t.length/i);return{buffer:t,size:i,count:s}}(e);return{value:t,size:i,byteOffset:0,count:s,type:hw(i),componentType:cw(t)}}async function lP(e,t,i,s){const r=e.getObjectExtension(t,"KHR_draco_mesh_compression");if(!r)return;const o=e.getTypedArrayForBufferView(r.bufferView),n=by(o.buffer,o.byteOffset),{parse:a}=s,l={...i};delete l["3d-tiles"];const A=await a(n,nP,l,s),h=function(e){const t={};for(const i in e){const s=e[i];if("indices"!==i){const e=aP(s);t[i]=e}}return t}(A.attributes);for(const[i,s]of Object.entries(h))if(i in t.attributes){const r=t.attributes[i],o=e.getAccessor(r);null!=o&&o.min&&null!=o&&o.max&&(s.min=o.min,s.max=o.max)}t.attributes=h,A.indices&&(t.indices=aP(A.indices)),function(e){if(!e.attributes&&Object.keys(e.attributes).length>0)throw new Error("glTF: Empty primitive detected: Draco decompression failure?")}(t)}function AP(e,t,i=4,s,r){var o;if(!s.DracoWriter)throw new Error("options.gltf.DracoWriter not provided");const n=s.DracoWriter.encodeSync({attributes:e}),a=null==r||null===(o=r.parseSync)||void 0===o?void 0:o.call(r,{attributes:e}),l=s._addFauxAttributes(a.attributes);return{primitives:[{attributes:l,mode:i,extensions:{KHR_draco_mesh_compression:{bufferView:s.addBufferView(n),attributes:l}}}]}}function*hP(e){for(const t of e.json.meshes||[])for(const e of t.primitives)yield e}var cP=Object.freeze({__proto__:null,name:"KHR_draco_mesh_compression",preprocess:function(e,t,i){const s=new pw(e);for(const e of hP(s))s.getObjectExtension(e,"KHR_draco_mesh_compression")},decode:async function(e,t,i){var s;if(null==t||null===(s=t.gltf)||void 0===s||!s.decompressMeshes)return;const r=new pw(e),o=[];for(const e of hP(r))r.getObjectExtension(e,"KHR_draco_mesh_compression")&&o.push(lP(r,e,t,i));await Promise.all(o),r.removeExtension("KHR_draco_mesh_compression")},encode:function(e,t={}){const i=new pw(e);for(const e of i.json.meshes||[])AP(e),i.addRequiredExtension("KHR_draco_mesh_compression")}});var uP=Object.freeze({__proto__:null,name:"KHR_lights_punctual",decode:async function(e){const t=new pw(e),{json:i}=t,s=t.getExtension("KHR_lights_punctual");s&&(t.json.lights=s.lights,t.removeExtension("KHR_lights_punctual"));for(const e of i.nodes||[]){const i=t.getObjectExtension(e,"KHR_lights_punctual");i&&(e.light=i.light),t.removeObjectExtension(e,"KHR_lights_punctual")}},encode:async function(e){const t=new pw(e),{json:i}=t;if(i.lights){const e=t.addExtension("KHR_lights_punctual");iw(!e.lights),e.lights=i.lights,delete i.lights}if(t.json.lights){for(const e of t.json.lights){const i=e.node;t.addObjectExtension(i,"KHR_lights_punctual",e)}delete t.json.lights}}});function dP(e,t){const i=Object.assign({},e.values);return Object.keys(e.uniforms||{}).forEach((t=>{e.uniforms[t].value&&!(t in i)&&(i[t]=e.uniforms[t].value)})),Object.keys(i).forEach((e=>{"object"==typeof i[e]&&void 0!==i[e].index&&(i[e].texture=t.getTexture(i[e].index))})),i}const pP=[ww,Pw,Cw,cP,uP,Object.freeze({__proto__:null,name:"KHR_materials_unlit",decode:async function(e){const t=new pw(e),{json:i}=t;t.removeExtension("KHR_materials_unlit");for(const e of i.materials||[]){e.extensions&&e.extensions.KHR_materials_unlit&&(e.unlit=!0),t.removeObjectExtension(e,"KHR_materials_unlit")}},encode:function(e){const t=new pw(e),{json:i}=t;if(t.materials)for(const e of i.materials||[])e.unlit&&(delete e.unlit,t.addObjectExtension(e,"KHR_materials_unlit",{}),t.addExtension("KHR_materials_unlit"))}}),Object.freeze({__proto__:null,name:"KHR_techniques_webgl",decode:async function(e){const t=new pw(e),{json:i}=t,s=t.getExtension("KHR_techniques_webgl");if(s){const e=function(e,t){const{programs:i=[],shaders:s=[],techniques:r=[]}=e,o=new TextDecoder;return s.forEach((e=>{if(!Number.isFinite(e.bufferView))throw new Error("KHR_techniques_webgl: no shader code");e.code=o.decode(t.getTypedArrayForBufferView(e.bufferView))})),i.forEach((e=>{e.fragmentShader=s[e.fragmentShader],e.vertexShader=s[e.vertexShader]})),r.forEach((e=>{e.program=i[e.program]})),r}(s,t);for(const s of i.materials||[]){const i=t.getObjectExtension(s,"KHR_techniques_webgl");i&&(s.technique=Object.assign({},i,e[i.technique]),s.technique.values=dP(s.technique,t)),t.removeObjectExtension(s,"KHR_techniques_webgl")}t.removeExtension("KHR_techniques_webgl")}},encode:async function(e,t){}})];function fP(e,t){var i;const s=(null==t||null===(i=t.gltf)||void 0===i?void 0:i.excludeExtensions)||{};return!(e in s&&!s[e])}const gP={accessors:"accessor",animations:"animation",buffers:"buffer",bufferViews:"bufferView",images:"image",materials:"material",meshes:"mesh",nodes:"node",samplers:"sampler",scenes:"scene",skins:"skin",textures:"texture"},mP={accessor:"accessors",animations:"animation",buffer:"buffers",bufferView:"bufferViews",image:"images",material:"materials",mesh:"meshes",node:"nodes",sampler:"samplers",scene:"scenes",skin:"skins",texture:"textures"};class _P{constructor(){qb(this,"idToIndexMap",{animations:{},accessors:{},buffers:{},bufferViews:{},images:{},materials:{},meshes:{},nodes:{},samplers:{},scenes:{},skins:{},textures:{}}),qb(this,"json",void 0)}normalize(e,t){this.json=e.json;const i=e.json;switch(i.asset&&i.asset.version){case"2.0":return;case void 0:case"1.0":break;default:return void console.warn("glTF: Unknown version ".concat(i.asset.version))}if(!t.normalize)throw new Error("glTF v1 is not supported.");console.warn("Converting glTF v1 to glTF v2 format. This is experimental and may fail."),this._addAsset(i),this._convertTopLevelObjectsToArrays(i),function(e){const t=new pw(e),{json:i}=t;for(const e of i.images||[]){const i=t.getObjectExtension(e,"KHR_binary_glTF");i&&Object.assign(e,i),t.removeObjectExtension(e,"KHR_binary_glTF")}i.buffers&&i.buffers[0]&&delete i.buffers[0].uri,t.removeExtension("KHR_binary_glTF")}(e),this._convertObjectIdsToArrayIndices(i),this._updateObjects(i),this._updateMaterial(i)}_addAsset(e){e.asset=e.asset||{},e.asset.version="2.0",e.asset.generator=e.asset.generator||"Normalized to glTF 2.0 by loaders.gl"}_convertTopLevelObjectsToArrays(e){for(const t in gP)this._convertTopLevelObjectToArray(e,t)}_convertTopLevelObjectToArray(e,t){const i=e[t];if(i&&!Array.isArray(i)){e[t]=[];for(const s in i){const r=i[s];r.id=r.id||s;const o=e[t].length;e[t].push(r),this.idToIndexMap[t][s]=o}}}_convertObjectIdsToArrayIndices(e){for(const t in gP)this._convertIdsToIndices(e,t);"scene"in e&&(e.scene=this._convertIdToIndex(e.scene,"scene"));for(const t of e.textures)this._convertTextureIds(t);for(const t of e.meshes)this._convertMeshIds(t);for(const t of e.nodes)this._convertNodeIds(t);for(const t of e.scenes)this._convertSceneIds(t)}_convertTextureIds(e){e.source&&(e.source=this._convertIdToIndex(e.source,"image"))}_convertMeshIds(e){for(const t of e.primitives){const{attributes:e,indices:i,material:s}=t;for(const t in e)e[t]=this._convertIdToIndex(e[t],"accessor");i&&(t.indices=this._convertIdToIndex(i,"accessor")),s&&(t.material=this._convertIdToIndex(s,"material"))}}_convertNodeIds(e){e.children&&(e.children=e.children.map((e=>this._convertIdToIndex(e,"node")))),e.meshes&&(e.meshes=e.meshes.map((e=>this._convertIdToIndex(e,"mesh"))))}_convertSceneIds(e){e.nodes&&(e.nodes=e.nodes.map((e=>this._convertIdToIndex(e,"node"))))}_convertIdsToIndices(e,t){e[t]||(console.warn("gltf v1: json doesn't contain attribute ".concat(t)),e[t]=[]);for(const i of e[t])for(const e in i){const t=i[e],s=this._convertIdToIndex(t,e);i[e]=s}}_convertIdToIndex(e,t){const i=mP[t];if(i in this.idToIndexMap){const s=this.idToIndexMap[i][e];if(!Number.isFinite(s))throw new Error("gltf v1: failed to resolve ".concat(t," with id ").concat(e));return s}return e}_updateObjects(e){for(const e of this.json.buffers)delete e.type}_updateMaterial(e){for(const s of e.materials){var t,i;s.pbrMetallicRoughness={baseColorFactor:[1,1,1,1],metallicFactor:1,roughnessFactor:1};const r=(null===(t=s.values)||void 0===t?void 0:t.tex)||(null===(i=s.values)||void 0===i?void 0:i.texture2d_0),o=e.textures.findIndex((e=>e.id===r));-1!==o&&(s.pbrMetallicRoughness.baseColorTexture={index:o})}}}const vP={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},bP={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},yP=10240,xP=10241,BP=10242,wP=10243,PP=10497,CP={magFilter:yP,minFilter:xP,wrapS:BP,wrapT:wP},MP={[yP]:9729,[xP]:9986,[BP]:PP,[wP]:PP};class EP{constructor(){qb(this,"baseUri",""),qb(this,"json",{}),qb(this,"buffers",[]),qb(this,"images",[])}postProcess(e,t={}){const{json:i,buffers:s=[],images:r=[],baseUri:o=""}=e;return iw(i),this.baseUri=o,this.json=i,this.buffers=s,this.images=r,this._resolveTree(this.json,t),this.json}_resolveTree(e,t={}){e.bufferViews&&(e.bufferViews=e.bufferViews.map(((e,t)=>this._resolveBufferView(e,t)))),e.images&&(e.images=e.images.map(((e,t)=>this._resolveImage(e,t)))),e.samplers&&(e.samplers=e.samplers.map(((e,t)=>this._resolveSampler(e,t)))),e.textures&&(e.textures=e.textures.map(((e,t)=>this._resolveTexture(e,t)))),e.accessors&&(e.accessors=e.accessors.map(((e,t)=>this._resolveAccessor(e,t)))),e.materials&&(e.materials=e.materials.map(((e,t)=>this._resolveMaterial(e,t)))),e.meshes&&(e.meshes=e.meshes.map(((e,t)=>this._resolveMesh(e,t)))),e.nodes&&(e.nodes=e.nodes.map(((e,t)=>this._resolveNode(e,t)))),e.skins&&(e.skins=e.skins.map(((e,t)=>this._resolveSkin(e,t)))),e.scenes&&(e.scenes=e.scenes.map(((e,t)=>this._resolveScene(e,t)))),void 0!==e.scene&&(e.scene=e.scenes[this.json.scene])}getScene(e){return this._get("scenes",e)}getNode(e){return this._get("nodes",e)}getSkin(e){return this._get("skins",e)}getMesh(e){return this._get("meshes",e)}getMaterial(e){return this._get("materials",e)}getAccessor(e){return this._get("accessors",e)}getCamera(e){return null}getTexture(e){return this._get("textures",e)}getSampler(e){return this._get("samplers",e)}getImage(e){return this._get("images",e)}getBufferView(e){return this._get("bufferViews",e)}getBuffer(e){return this._get("buffers",e)}_get(e,t){if("object"==typeof t)return t;const i=this.json[e]&&this.json[e][t];return i||console.warn("glTF file error: Could not find ".concat(e,"[").concat(t,"]")),i}_resolveScene(e,t){return e.id=e.id||"scene-".concat(t),e.nodes=(e.nodes||[]).map((e=>this.getNode(e))),e}_resolveNode(e,t){return e.id=e.id||"node-".concat(t),e.children&&(e.children=e.children.map((e=>this.getNode(e)))),void 0!==e.mesh?e.mesh=this.getMesh(e.mesh):void 0!==e.meshes&&e.meshes.length&&(e.mesh=e.meshes.reduce(((e,t)=>{const i=this.getMesh(t);return e.id=i.id,e.primitives=e.primitives.concat(i.primitives),e}),{primitives:[]})),void 0!==e.camera&&(e.camera=this.getCamera(e.camera)),void 0!==e.skin&&(e.skin=this.getSkin(e.skin)),e}_resolveSkin(e,t){return e.id=e.id||"skin-".concat(t),e.inverseBindMatrices=this.getAccessor(e.inverseBindMatrices),e}_resolveMesh(e,t){return e.id=e.id||"mesh-".concat(t),e.primitives&&(e.primitives=e.primitives.map((e=>{const t=(e={...e}).attributes;e.attributes={};for(const i in t)e.attributes[i]=this.getAccessor(t[i]);return void 0!==e.indices&&(e.indices=this.getAccessor(e.indices)),void 0!==e.material&&(e.material=this.getMaterial(e.material)),e}))),e}_resolveMaterial(e,t){if(e.id=e.id||"material-".concat(t),e.normalTexture&&(e.normalTexture={...e.normalTexture},e.normalTexture.texture=this.getTexture(e.normalTexture.index)),e.occlusionTexture&&(e.occlustionTexture={...e.occlustionTexture},e.occlusionTexture.texture=this.getTexture(e.occlusionTexture.index)),e.emissiveTexture&&(e.emmisiveTexture={...e.emmisiveTexture},e.emissiveTexture.texture=this.getTexture(e.emissiveTexture.index)),e.emissiveFactor||(e.emissiveFactor=e.emmisiveTexture?[1,1,1]:[0,0,0]),e.pbrMetallicRoughness){e.pbrMetallicRoughness={...e.pbrMetallicRoughness};const t=e.pbrMetallicRoughness;t.baseColorTexture&&(t.baseColorTexture={...t.baseColorTexture},t.baseColorTexture.texture=this.getTexture(t.baseColorTexture.index)),t.metallicRoughnessTexture&&(t.metallicRoughnessTexture={...t.metallicRoughnessTexture},t.metallicRoughnessTexture.texture=this.getTexture(t.metallicRoughnessTexture.index))}return e}_resolveAccessor(e,t){var i,s;if(e.id=e.id||"accessor-".concat(t),void 0!==e.bufferView&&(e.bufferView=this.getBufferView(e.bufferView)),e.bytesPerComponent=(i=e.componentType,bP[i]),e.components=(s=e.type,vP[s]),e.bytesPerElement=e.bytesPerComponent*e.components,e.bufferView){const t=e.bufferView.buffer,{ArrayType:i,byteLength:s}=uw(e,e.bufferView),r=(e.bufferView.byteOffset||0)+(e.byteOffset||0)+t.byteOffset;let o=t.arrayBuffer.slice(r,r+s);e.bufferView.byteStride&&(o=this._getValueFromInterleavedBuffer(t,r,e.bufferView.byteStride,e.bytesPerElement,e.count)),e.value=new i(o)}return e}_getValueFromInterleavedBuffer(e,t,i,s,r){const o=new Uint8Array(r*s);for(let n=0;n<r;n++){const r=t+n*i;o.set(new Uint8Array(e.arrayBuffer.slice(r,r+s)),n*s)}return o.buffer}_resolveTexture(e,t){return e.id=e.id||"texture-".concat(t),e.sampler="sampler"in e?this.getSampler(e.sampler):MP,e.source=this.getImage(e.source),e}_resolveSampler(e,t){e.id=e.id||"sampler-".concat(t),e.parameters={};for(const t in e){const i=this._enumSamplerParameter(t);void 0!==i&&(e.parameters[i]=e[t])}return e}_enumSamplerParameter(e){return CP[e]}_resolveImage(e,t){e.id=e.id||"image-".concat(t),void 0!==e.bufferView&&(e.bufferView=this.getBufferView(e.bufferView));const i=this.images[t];return i&&(e.image=i),e}_resolveBufferView(e,t){const i=e.buffer,s={id:"bufferView-".concat(t),...e,buffer:this.buffers[i]},r=this.buffers[i].arrayBuffer;let o=this.buffers[i].byteOffset||0;return"byteOffset"in e&&(o+=e.byteOffset),s.data=new Uint8Array(r,o,e.byteLength),s}_resolveCamera(e,t){return e.id=e.id||"camera-".concat(t),e.perspective,e.orthographic,e}}const FP=1735152710,IP=!0;function DP(e,t,i=0,s={}){const r=new DataView(t),o=function(e,t=0){return"".concat(String.fromCharCode(e.getUint8(t+0))).concat(String.fromCharCode(e.getUint8(t+1))).concat(String.fromCharCode(e.getUint8(t+2))).concat(String.fromCharCode(e.getUint8(t+3)))}(r,i+0),n=r.getUint32(i+4,IP),a=r.getUint32(i+8,IP);switch(Object.assign(e,{header:{byteOffset:i,byteLength:a,hasBinChunk:!1},type:o,version:n,json:{},binChunks:[]}),i+=12,e.version){case 1:return function(e,t,i){Hb(e.header.byteLength>20);const s=t.getUint32(i+0,IP),r=t.getUint32(i+4,IP);return i+=8,Hb(0===r),SP(e,t,i,s),i+=s,i+=TP(e,t,i,e.header.byteLength)}(e,r,i);case 2:return function(e,t,i,s){return Hb(e.header.byteLength>20),function(e,t,i,s){for(;i+8<=e.header.byteLength;){const r=t.getUint32(i+0,IP),o=t.getUint32(i+4,IP);switch(i+=8,o){case 1313821514:SP(e,t,i,r);break;case 5130562:TP(e,t,i,r);break;case 0:s.strict||SP(e,t,i,r);break;case 1:s.strict||TP(e,t,i,r)}i+=yy(r,4)}}(e,t,i,s),i+e.header.byteLength}(e,r,i,{});default:throw new Error("Invalid GLB version ".concat(e.version,". Only supports v1 and v2."))}}function SP(e,t,i,s){const r=new Uint8Array(t.buffer,i,s),o=new TextDecoder("utf8").decode(r);return e.json=JSON.parse(o),yy(s,4)}function TP(e,t,i,s){return e.header.hasBinChunk=!0,e.binChunks.push({byteOffset:i,byteLength:s,arrayBuffer:t.buffer}),yy(s,4)}async function RP(e,t,i=0,s,r){var o,n,a,l;!function(e,t,i,s){s.uri&&(e.baseUri=s.uri);if(t instanceof ArrayBuffer&&!function(e,t=0,i={}){const s=new DataView(e),{magic:r=FP}=i,o=s.getUint32(t,!1);return o===r||o===FP}(t,i,s)){t=(new TextDecoder).decode(t)}if("string"==typeof t)e.json=my(t);else if(t instanceof ArrayBuffer){const r={};i=DP(r,t,i,s.glb),iw("glTF"===r.type,"Invalid GLB magic string ".concat(r.type)),e._glb=r,e.json=r.json}else iw(!1,"GLTF: must be ArrayBuffer or string");const r=e.json.buffers||[];if(e.buffers=new Array(r.length).fill(null),e._glb&&e._glb.header.hasBinChunk){const{binChunks:t}=e._glb;e.buffers[0]={arrayBuffer:t[0].arrayBuffer,byteOffset:t[0].byteOffset,byteLength:t[0].byteLength}}const o=e.json.images||[];e.images=new Array(o.length).fill({})}(e,t,i,s),function(e,t={}){(new _P).normalize(e,t)}(e,{normalize:null==s||null===(o=s.gltf)||void 0===o?void 0:o.normalize}),function(e,t={},i){const s=pP.filter((e=>fP(e.name,t)));for(const o of s){var r;null===(r=o.preprocess)||void 0===r||r.call(o,e,t,i)}}(e,s,r);const A=[];if(null!=s&&null!==(n=s.gltf)&&void 0!==n&&n.loadBuffers&&e.json.buffers&&await async function(e,t,i){const s=e.json.buffers||[];for(let n=0;n<s.length;++n){const a=s[n];if(a.uri){var r,o;const{fetch:s}=i;iw(s);const l=sw(a.uri,t),A=await(null==i||null===(r=i.fetch)||void 0===r?void 0:r.call(i,l)),h=await(null==A||null===(o=A.arrayBuffer)||void 0===o?void 0:o.call(A));e.buffers[n]={arrayBuffer:h,byteOffset:0,byteLength:h.byteLength},delete a.uri}else null===e.buffers[n]&&(e.buffers[n]={arrayBuffer:new ArrayBuffer(a.byteLength),byteOffset:0,byteLength:a.byteLength})}}(e,s,r),null!=s&&null!==(a=s.gltf)&&void 0!==a&&a.loadImages){const t=async function(e,t,i){const s=function(e){const t=new Set,i=e.json.textures||[];for(const e of i)void 0!==e.source&&t.add(e.source);return Array.from(t).sort()}(e),r=e.json.images||[],o=[];for(const n of s)o.push(LP(e,r[n],n,t,i));return await Promise.all(o)}(e,s,r);A.push(t)}const h=async function(e,t={},i){const s=pP.filter((e=>fP(e.name,t)));for(const o of s){var r;await(null===(r=o.decode)||void 0===r?void 0:r.call(o,e,t,i))}}(e,s,r);return A.push(h),await Promise.all(A),null!=s&&null!==(l=s.gltf)&&void 0!==l&&l.postProcess?function(e,t){return(new EP).postProcess(e,t)}(e,s):e}async function LP(e,t,i,s,r){const{fetch:o,parse:n}=r;let a;if(t.uri){const e=sw(t.uri,s),i=await o(e);a=await i.arrayBuffer()}if(Number.isFinite(t.bufferView)){const i=function(e,t,i){const s=e.bufferViews[i];iw(s);const r=t[s.buffer];iw(r);const o=(s.byteOffset||0)+r.byteOffset;return new Uint8Array(r.arrayBuffer,o,s.byteLength)}(e.json,e.buffers,t.bufferView);a=by(i.buffer,i.byteOffset,i.byteLength)}iw(a,"glTF image has no data");let l=await n(a,[qB,LB],{mimeType:t.mimeType,basis:s.basis||{format:RB()}},r);l&&l[0]&&(l={compressed:!0,mipmaps:!1,width:l[0].width,height:l[0].height,data:l[0]}),e.images=e.images||[],e.images[i]=l}const UP={name:"glTF",id:"gltf",module:"gltf",version:"3.2.6",extensions:["gltf","glb"],mimeTypes:["model/gltf+json","model/gltf-binary"],text:!0,binary:!0,tests:["glTF"],parse:async function(e,t={},i){(t={...UP.options,...t}).gltf={...UP.options.gltf,...t.gltf};const{byteOffset:s=0}=t;return await RP({},e,s,t,i)},options:{gltf:{normalize:!0,loadBuffers:!0,loadImages:!0,decompressMeshes:!0,postProcess:!0},log:console},deprecatedOptions:{fetchImages:"gltf.loadImages",createImages:"gltf.loadImages",decompress:"gltf.decompressMeshes",postProcess:"gltf.postProcess",gltf:{decompress:"gltf.decompressMeshes"}}};class OP{constructor(e){}load(e,t,i,s,r,o,n){!function(e,t,i,s,r,o,n){const a=e.viewer.scene.canvas.spinner;a.processes++;"glb"===t.split(".").pop()?e.dataSource.getGLB(t,(n=>{s.basePath=kP(t),NP(e,t,n,i,s,r,o),a.processes--}),(e=>{a.processes--,n(e)})):e.dataSource.getGLTF(t,(n=>{s.basePath=kP(t),NP(e,t,n,i,s,r,o),a.processes--}),(e=>{a.processes--,n(e)}))}(e,t,i,s=s||{},r,(function(){I.scheduleTask((function(){r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1)})),o&&o()}),(function(t){e.error(t),n&&n(t),r.fire("error",t)}))}parse(e,t,i,s,r,o,n){NP(e,"",t,i,s=s||{},r,(function(){r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1),o&&o()}))}}function kP(e){const t=e.lastIndexOf("/");return 0!==t?e.substring(0,t+1):""}function NP(e,t,i,s,r,o,n){const a=e.viewer.scene.canvas.spinner;a.processes++,tB(i,UP,{baseUri:r.basePath}).then((i=>{const l={src:t,entityId:r.entityId,metaModelJSON:s,autoMetaModel:r.autoMetaModel,globalizeObjectIds:r.globalizeObjectIds,metaObjects:[],loadBuffer:r.loadBuffer,basePath:r.basePath,handlenode:r.handlenode,backfaces:!!r.backfaces,gltfData:i,scene:o.scene,plugin:e,sceneModel:o,numObjects:0,nodes:[],nextId:0,log:t=>{e.log(t)}};!function(e){const t=e.gltfData.textures;if(t)for(let i=0,s=t.length;i<s;i++)QP(e,t[i])}(l),function(e){const t=e.gltfData.materials;if(t)for(let i=0,s=t.length;i<s;i++){const s=t[i];s._textureSetId=VP(e,s),s._attributes=HP(e,s)}}(l),r.autoMetaModel&&l.metaObjects.push({id:o.id,type:"Default",name:o.id}),function(e){const t=e.gltfData,i=t.scene||t.scenes[0];if(!i)return void function(e,t){e.plugin.error(t)}(e,"glTF has no default scene");const s=i.nodes;if(!s)return;!function e(t){t.forEach((t=>{const i=t.mesh;i&&(i.instances||=0,i.instances+=1),t.children&&e(t.children)}))}(s);const r=[];let o=null;!function t(i,s,n){i.forEach((i=>{const a=i.name;let l=null!=a&&a||0===s&&"entity-"+e.nextId++;if(l){for(;e.sceneModel.objects[l];)l="entity-"+e.nextId++;r.push(o),o=[]}const A=function(e,t){let i;e.matrix&&(i=e.matrix,t=t?d.mulMat4(t,i,d.mat4()):i);e.translation&&(i=d.translationMat4v(e.translation),t=t?d.mulMat4(t,i,d.mat4()):i);e.rotation&&(i=d.quaternionToMat4(e.rotation),t=t?d.mulMat4(t,i,d.mat4()):i);e.scale&&(i=d.scalingMat4v(e.scale),t=t?d.mulMat4(t,i,d.mat4()):i);return t}(i,n);if(i.mesh&&function(e,t,i,s){const r=e.mesh;if(!r)return;const o=r.primitives.length;if(o>0)for(let e=0;e<o;e++){const o=r.primitives[e];if(o.mode<4)continue;const n={id:t.sceneModel.id+"."+t.numObjects++},a=o.material;a?(n.textureSetId=a._textureSetId,n.color=a._attributes.color,n.opacity=a._attributes.opacity,n.metallic=a._attributes.metallic,n.roughness=a._attributes.roughness):(n.color=new Float32Array([1,1,1]),n.opacity=1);const l=!1!==t.backfaces||a&&!1!==a.doubleSided;switch(o.mode){case 0:n.primitive="points";break;case 1:case 2:case 3:n.primitive="lines";break;default:n.primitive=l?"triangles":"solid"}const A=o.attributes.POSITION;if(!A)continue;n.localPositions=A.value,n.positions=new Float64Array(n.localPositions.length),o.attributes.NORMAL&&(n.normals=o.attributes.NORMAL.value),o.attributes.TEXCOORD_0&&(n.uv=o.attributes.TEXCOORD_0.value),o.indices&&(n.indices=o.indices.value),i?d.transformPositions3(i,n.localPositions,n.positions):n.positions.set(n.localPositions);const h=d.vec3();q(n.positions,n.positions,h)&&(n.origin=h),t.sceneModel.createMesh(n),s.push(n.id)}}(i,e,A,o),i.children&&t(i.children,s+1,A),l){if(o.length>0){const t=e.globalizeObjectIds?d.globalizeObjectId(e.sceneModel.id,l):l;e.sceneModel.createEntity({id:t,meshIds:o,isObject:!0}),e.autoMetaModel&&e.metaObjects.push({id:t,type:"Default",name:t,parent:e.sceneModel.id})}o=r.pop()}}))}(s,0,null)}(l),o.finalize(),r.autoMetaModel&&e.viewer.metaScene.createMetaModel(o.id,{metaObjects:l.metaObjects}),a.processes--,n()}))}function QP(e,t){if(!t.source||!t.source.image)return;const i="texture-"+e.nextId++;let s=1005;switch(t.sampler.minFilter){case 9728:s=1003;break;case 9729:s=1006;break;case 9984:s=1004;break;case 9985:s=1007;break;case 9986:s=1005;break;case 9987:s=1008}let r=1006;switch(t.sampler.magFilter){case 9728:r=1003;break;case 9729:r=1006}let o=1e3;switch(t.sampler.wrapS){case 33071:o=1001;break;case 33648:o=1002;break;case 10497:o=1e3}let n=1e3;switch(t.sampler.wrapT){case 33071:n=1001;break;case 33648:n=1002;break;case 10497:n=1e3}let a=1e3;switch(t.sampler.wrapR){case 33071:a=1001;break;case 33648:a=1002;break;case 10497:a=1e3}e.sceneModel.createTexture({id:i,image:t.source.image,flipY:!!t.flipY,minFilter:s,magFilter:r,wrapS:o,wrapT:n,wrapR:a,encoding:3001}),t._textureId=i}function VP(e,t){const i={};switch(t.normalTexture&&(i.normalTextureId=t.normalTexture.texture._textureId),t.occlusionTexture&&(i.occlusionTextureId=t.occlusionTexture.texture._textureId),t.emissiveTexture&&(i.emissiveTextureId=t.emissiveTexture.texture._textureId),t.alphaMode){case"OPAQUE":break;case"MASK":const e=t.alphaCutoff;i.alphaCutoff=void 0!==e?e:.5}const s=t.pbrMetallicRoughness;if(t.pbrMetallicRoughness){const r=t.pbrMetallicRoughness,o=r.baseColorTexture||r.colorTexture;o&&(o.texture?i.colorTextureId=o.texture._textureId:i.colorTextureId=e.gltfData.textures[o.index]._textureId),s.metallicRoughnessTexture&&(i.metallicRoughnessTextureId=s.metallicRoughnessTexture.texture._textureId)}const r=t.extensions;if(r){const t=r.KHR_materials_pbrSpecularGlossiness;if(t){t.specularTexture;const s=t.specularColorTexture;null!=s&&(i.colorTextureId=e.gltfData.textures[s.index]._textureId)}}return void 0!==i.normalTextureId||void 0!==i.occlusionTextureId||void 0!==i.emissiveTextureId||void 0!==i.colorTextureId||void 0!==i.metallicRoughnessTextureId?(i.id=`textureSet-${e.nextId++};`,e.sceneModel.createTextureSet(i),i.id):null}function HP(e,t){const i=t.extensions,s={color:new Float32Array([1,1,1,1]),opacity:1,metallic:0,roughness:1,doubleSided:!0};if(i){const e=i.KHR_materials_pbrSpecularGlossiness;if(e){const t=e.diffuseFactor;null!=t&&s.color.set(t)}const t=i.KHR_materials_common;if(t){const e=t.technique,i=t.values||{},r="BLINN"===e,o="PHONG"===e,n="LAMBERT"===e,a=i.diffuse;a&&(r||o||n)&&(y.isString(a)||s.color.set(a));const l=i.transparency;null!=l&&(s.opacity=l);const A=i.transparent;null!=A&&(s.opacity=A)}}const r=t.pbrMetallicRoughness;if(r){const e=r.baseColorFactor;e&&(s.color[0]=e[0],s.color[1]=e[1],s.color[2]=e[2],s.opacity=e[3]);const t=r.metallicFactor;null!=t&&(s.metallic=t);const i=r.roughnessFactor;null!=i&&(s.roughness=i)}return s.doubleSided=!1!==t.doubleSided,s}const jP={DEFAULT:{}};class GP extends z{constructor(e,t={}){super("GLTFLoader",e,t),this._sceneModelLoader=new OP(this,t),this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults}set dataSource(e){this._dataSource=e||new fu}get dataSource(){return this._dataSource}set objectDefaults(e){this._objectDefaults=e||jP}get objectDefaults(){return this._objectDefaults}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new zc(this.viewer.scene,y.apply(e,{isModel:!0,dtxEnabled:e.dtxEnabled})),i=t.id;if(!e.src&&!e.gltf)return this.error("load() param expected: src or gltf"),t;if(e.metaModelSrc||e.metaModelJSON){const s=s=>{this.viewer.metaScene.createMetaModel(i,s,{}),this.viewer.scene.canvas.spinner.processes--,e.src?this._sceneModelLoader.load(this,e.src,s,e,t):this._sceneModelLoader.parse(this,e.gltf,s,e,t)};if(e.metaModelSrc){const t=e.metaModelSrc;this.viewer.scene.canvas.spinner.processes++,this._dataSource.getMetaModel(t,(e=>{this.viewer.scene.canvas.spinner.processes--,s(e)}),(e=>{this.error(`load(): Failed to load model metadata for model '${i} from  '${t}' - ${e}`),this.viewer.scene.canvas.spinner.processes--}))}else e.metaModelJSON&&s(e.metaModelJSON)}else e.src?this._sceneModelLoader.load(this,e.src,null,e,t):this._sceneModelLoader.parse(this,e.gltf,null,e,t);return t.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(i)})),t}destroy(){super.destroy()}}function zP(e,t,i={}){const s="lightgrey",r=i.hoverColor||"rgba(0,0,0,0.4)",o=i.textColor||"black",n=500,a=n+n/3,l=a/24,A=[{boundary:[6,6,6,6],color:i.frontColor||i.color||"#55FF55"},{boundary:[18,6,6,6],color:i.backColor||i.color||"#55FF55"},{boundary:[12,6,6,6],color:i.rightColor||i.color||"#FF5555"},{boundary:[0,6,6,6],color:i.leftColor||i.color||"#FF5555"},{boundary:[6,0,6,6],color:i.topColor||i.color||"#7777FF"},{boundary:[6,12,6,6],color:i.bottomColor||i.color||"#7777FF"}],h=[{label:"NavCube.front",boundaries:[[7,7,4,4]],dir:[0,1,0],up:[0,0,1]},{label:"NavCube.back",boundaries:[[19,7,4,4]],dir:[0,-1,0],up:[0,0,1]},{label:"NavCube.right",boundaries:[[13,7,4,4]],dir:[-1,0,0],up:[0,0,1]},{label:"NavCube.left",boundaries:[[1,7,4,4]],dir:[1,0,0],up:[0,0,1]},{label:"NavCube.top",boundaries:[[7,1,4,4]],dir:[0,0,-1],up:[0,1,0]},{label:"NavCube.bottom",boundaries:[[7,13,4,4]],dir:[0,0,1],up:[0,-1,0]},{boundaries:[[7,5,4,2]],dir:[0,1,-1],up:[0,1,1]},{boundaries:[[1,6,4,1],[6,1,1,4]],dir:[1,0,-1],up:[1,0,1]},{boundaries:[[7,0,4,1],[19,6,4,1]],dir:[0,-1,-1],up:[0,-1,1]},{boundaries:[[13,6,4,1],[11,1,1,4]],dir:[-1,0,-1],up:[-1,0,1]},{boundaries:[[7,11,4,2]],dir:[0,1,1],up:[0,-1,1]},{boundaries:[[1,11,4,1],[6,13,1,4]],dir:[1,0,1],up:[-1,0,1]},{boundaries:[[7,17,4,1],[19,11,4,1]],dir:[0,-1,1],up:[0,1,1]},{boundaries:[[13,11,4,1],[11,13,1,4]],dir:[-1,0,1],up:[1,0,1]},{boundaries:[[5,7,2,4]],dir:[1,1,0],up:[0,0,1]},{boundaries:[[11,7,2,4]],dir:[-1,1,0],up:[0,0,1]},{boundaries:[[17,7,2,4]],dir:[-1,-1,0],up:[0,0,1]},{boundaries:[[0,7,1,4],[23,7,1,4]],dir:[1,-1,0],up:[0,0,1]},{boundaries:[[5,11,2,2]],dir:[1,1,1],up:[-1,-1,1]},{boundaries:[[23,11,1,1],[6,17,1,1],[0,11,1,1]],dir:[1,-1,1],up:[-1,1,1]},{boundaries:[[5,5,2,2]],dir:[1,1,-1],up:[1,1,1]},{boundaries:[[11,17,1,1],[17,11,2,1]],dir:[-1,-1,1],up:[1,1,1]},{boundaries:[[17,6,2,1],[11,0,1,1]],dir:[-1,-1,-1],up:[-1,-1,1]},{boundaries:[[11,11,2,2]],dir:[-1,1,1],up:[1,-1,1]},{boundaries:[[0,6,1,1],[6,0,1,1],[23,6,1,1]],dir:[1,-1,-1],up:[1,-1,1]},{boundaries:[[11,5,2,2]],dir:[-1,1,-1],up:[-1,1,1]}];i.frontColor||i.color,i.backColor||i.color,i.rightColor||i.color,i.leftColor||i.color,i.topColor||i.color,i.bottomColor||i.color;const c=[{yUp:"",label:"NavCube.front",boundaries:[[7,7,4,4]],dir:[0,0,-1],up:[0,1,0]},{label:"NavCube.back",boundaries:[[19,7,4,4]],dir:[0,0,1],up:[0,1,0]},{label:"NavCube.right",boundaries:[[13,7,4,4]],dir:[-1,0,0],up:[0,1,0]},{label:"NavCube.left",boundaries:[[1,7,4,4]],dir:[1,0,0],up:[0,1,0]},{label:"NavCube.top",boundaries:[[7,1,4,4]],dir:[0,-1,0],up:[0,0,-1]},{label:"NavCube.bottom",boundaries:[[7,13,4,4]],dir:[0,1,0],up:[0,0,1]},{boundaries:[[7,5,4,2]],dir:[0,-.7071,-.7071],up:[0,.7071,-.7071]},{boundaries:[[1,6,4,1],[6,1,1,4]],dir:[1,-1,0],up:[1,1,0]},{boundaries:[[7,0,4,1],[19,6,4,1]],dir:[0,-.7071,.7071],up:[0,.7071,.7071]},{boundaries:[[13,6,4,1],[11,1,1,4]],dir:[-1,-1,0],up:[-1,1,0]},{boundaries:[[7,11,4,2]],dir:[0,1,-1],up:[0,1,1]},{boundaries:[[1,11,4,1],[6,13,1,4]],dir:[1,1,0],up:[-1,1,0]},{boundaries:[[7,17,4,1],[19,11,4,1]],dir:[0,1,1],up:[0,1,-1]},{boundaries:[[13,11,4,1],[11,13,1,4]],dir:[-1,1,0],up:[1,1,0]},{boundaries:[[5,7,2,4]],dir:[1,0,-1],up:[0,1,0]},{boundaries:[[11,7,2,4]],dir:[-1,0,-1],up:[0,1,0]},{boundaries:[[17,7,2,4]],dir:[-1,0,1],up:[0,1,0]},{boundaries:[[0,7,1,4],[23,7,1,4]],dir:[1,0,1],up:[0,1,0]},{boundaries:[[5,11,2,2]],dir:[.5,.7071,-.5],up:[-.5,.7071,.5]},{boundaries:[[23,11,1,1],[6,17,1,1],[0,11,1,1]],dir:[.5,.7071,.5],up:[-.5,.7071,-.5]},{boundaries:[[5,5,2,2]],dir:[.5,-.7071,-.5],up:[.5,.7071,-.5]},{boundaries:[[11,17,1,1],[17,11,2,1]],dir:[-.5,.7071,.5],up:[.5,.7071,-.5]},{boundaries:[[17,6,2,1],[11,0,1,1]],dir:[-.5,-.7071,.5],up:[-.5,.7071,.5]},{boundaries:[[11,11,2,2]],dir:[-.5,.7071,-.5],up:[.5,.7071,.5]},{boundaries:[[0,6,1,1],[6,0,1,1],[23,6,1,1]],dir:[.5,-.7071,.5],up:[.5,.7071,.5]},{boundaries:[[11,5,2,2]],dir:[-.5,-.7071,-.5],up:[-.5,.7071,-.5]}];for(let e=0,t=h.length;e<t;e++)d.normalizeVec3(h[e].dir,h[e].dir),d.normalizeVec3(h[e].up,h[e].up);for(let e=0,t=c.length;e<t;e++)d.normalizeVec3(c[e].dir,c[e].dir),d.normalizeVec3(c[e].up,c[e].up);var u=c;this._textureCanvas=document.createElement("canvas"),this._textureCanvas.width=a,this._textureCanvas.height=n,this._textureCanvas.style.width=a+"px",this._textureCanvas.style.height="500px",this._textureCanvas.style.padding="0",this._textureCanvas.style.margin="0",this._textureCanvas.style.top="0",this._textureCanvas.style.background=s,this._textureCanvas.style.position="absolute",this._textureCanvas.style.opacity="1.0",this._textureCanvas.style.visibility="hidden",this._textureCanvas.style["z-index"]=2e6;document.getElementsByTagName("body")[0].appendChild(this._textureCanvas);const p=this._textureCanvas.getContext("2d");let f=!1;function g(){for(let e=0,t=A.length;e<t;e++){const t=A[e],i=t.boundary,s=Math.round(i[0]*l),r=Math.round(i[1]*l),o=Math.round(i[2]*l),n=Math.round(i[3]*l);p.fillStyle=t.color,p.fillRect(s,r,o,n)}for(let t=0,A=u.length;t<A;t++){let A,h,c,d;const f=u[t],g=f.boundaries;for(var e=0,i=g.length;e<i;e++){const t=g[e];A=Math.round(t[0]*l),h=Math.round(t[1]*l),c=Math.round(t[2]*l),d=Math.round(t[3]*l),f.highlighted&&(p.fillStyle=f.highlighted?r:f.color||s,p.fillRect(A,h,c,d))}if(f.label){p.fillStyle=o,p.font="60px sans-serif",p.textAlign="center";var n=A+.5*c,a=h+.7*d;p.fillText(m(f.label),n,a,80)}}t.glRedraw()}const m=function(){const t={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"},i={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"},s={"NavCube.front":"FRONT","NavCube.back":"BACK","NavCube.right":"RIGHT","NavCube.left":"LEFT","NavCube.top":"TOP","NavCube.bottom":"BOTTOM"};return function(r){const o=f?i:t,n=o?o[r]:null;return n?e.localeService.translate(n)||s[n]||n:r}}();this.setZUp=function(){f=!0,u=h,this.clear()},this.setYUp=function(){f=!1,u=c,this.clear()},this.clear=function(){p.fillStyle=s,p.fillRect(0,0,a,n);for(var e=0,t=u.length;e<t;e++){u[e].highlighted=!1}g()},this.getArea=function(e){const t=e[0]*a,i=n-e[1]*n;for(var s=0,r=u.length;s<r;s++){const e=u[s].boundaries;for(var o=0,A=e.length;o<A;o++){const r=e[o];if(t>=r[0]*l&&t<=(r[0]+r[2])*l&&i>=r[1]*l&&i<=(r[1]+r[3])*l)return s}}return-1},this.setAreaHighlighted=function(e,t){var i=u[e];if(!i)throw"Area not found: "+e;i.highlighted=!!t,g()},this.getAreaDir=function(e){var t=u[e];if(!t)throw"Unknown area: "+e;return t.dir},this.getAreaUp=function(e){var t=u[e];if(!t)throw"Unknown area: "+e;return t.up},this.getImage=function(){return this._textureCanvas},this.destroy=function(){this._textureCanvas&&(this._textureCanvas.parentNode.removeChild(this._textureCanvas),this._textureCanvas=null)}}const WP=d.vec3(),KP=d.vec3();d.mat4();class XP extends z{constructor(e,t={}){super("NavCube",e,t),e.navCube=this;try{this._navCubeScene=new bi(e,{canvasId:t.canvasId,canvasElement:t.canvasElement,transparent:!0}),this._navCubeCanvas=this._navCubeScene.canvas.canvas,this._navCubeScene.input.keyboardEnabled=!1}catch(e){return void this.error(e)}const i=this._navCubeScene;i.clearLights(),new Ht(i,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new Ht(i,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new Ht(i,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._navCubeCamera=i.camera,this._navCubeCamera.ortho.scale=7,this._navCubeCamera.ortho.near=.1,this._navCubeCamera.ortho.far=2e3,i.edgeMaterial.edgeColor=[.2,.2,.2],i.edgeMaterial.edgeAlpha=.6,this._zUp=Boolean(e.camera.zUp);var s=this;this.setIsProjectNorth(t.isProjectNorth),this.setProjectNorthOffsetAngle(t.projectNorthOffsetAngle);const r=function(){const e=d.mat4();return function(t,i,r){return d.identityMat4(e),d.rotationMat4v(t*s._projectNorthOffsetAngle*d.DEGTORAD,[0,1,0],e),d.transformVec3(e,i,r)}}();this._synchCamera=function(){var t=d.rotationMat4c(-90*d.DEGTORAD,1,0,0),i=d.vec3(),o=d.vec3(),n=d.vec3();return function(){var a=e.camera.eye,l=e.camera.look,A=e.camera.up;i=d.mulVec3Scalar(d.normalizeVec3(d.subVec3(a,l,i)),5),s._isProjectNorth&&s._projectNorthOffsetAngle&&(i=r(-1,i,WP),A=r(-1,A,KP)),s._zUp?(d.transformVec3(t,i,o),d.transformVec3(t,A,n),s._navCubeCamera.look=[0,0,0],s._navCubeCamera.eye=d.transformVec3(t,i,o),s._navCubeCamera.up=d.transformPoint3(t,A,n)):(s._navCubeCamera.look=[0,0,0],s._navCubeCamera.eye=i,s._navCubeCamera.up=A)}}(),this._cubeTextureCanvas=new zP(e,i,t),this._cubeSampler=new ro(i,{image:this._cubeTextureCanvas.getImage(),flipY:!0,wrapS:1001,wrapT:1001}),this._cubeMesh=new Pr(i,{geometry:new ti(i,{primitive:"triangles",normals:[0,0,1,0,0,1,0,0,1,0,0,1,1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1],positions:[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,-1,1,-1,-1,1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,-1,1,-1,-1,-1,1,-1,-1,1,-1,1,-1,-1,1,1,-1,-1,-1,-1,-1,-1,1,-1,1,1,-1],uv:[.5,.6666,.25,.6666,.25,.3333,.5,.3333,.5,.6666,.5,.3333,.75,.3333,.75,.6666,.5,.6666,.5,1,.25,1,.25,.6666,.25,.6666,0,.6666,0,.3333,.25,.3333,.25,0,.5,0,.5,.3333,.25,.3333,.75,.3333,1,.3333,1,.6666,.75,.6666],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]}),material:new ni(i,{diffuse:[.4,.4,.4],specular:[.4,.4,.4],emissive:[.6,.6,.6],diffuseMap:this._cubeSampler,emissiveMap:this._cubeSampler}),visible:!0,edges:!0}),this._shadow=!1===t.shadowVisible?null:new Pr(i,{geometry:new ti(i,Mr({center:[0,0,0],radiusTop:.001,radiusBottom:1.4,height:.01,radialSegments:20,heightSegments:1,openEnded:!0})),material:new ni(i,{diffuse:[0,0,0],specular:[0,0,0],emissive:[0,0,0],alpha:.5}),position:[0,-1.5,0],visible:!0,pickable:!1,backfaces:!1}),this._onCameraMatrix=e.camera.on("matrix",this._synchCamera),this._onCameraWorldAxis=e.camera.on("worldAxis",(()=>{e.camera.zUp?(this._zUp=!0,this._cubeTextureCanvas.setZUp(),this._repaint(),this._synchCamera()):e.camera.yUp&&(this._zUp=!1,this._cubeTextureCanvas.setYUp(),this._repaint(),this._synchCamera())})),this._onCameraFOV=e.camera.perspective.on("fov",(e=>{this._synchProjection&&(this._navCubeCamera.perspective.fov=e)})),this._onCameraProjection=e.camera.on("projection",(e=>{this._synchProjection&&(this._navCubeCamera.projection="ortho"===e||"perspective"===e?e:"perspective")}));var o=-1;function n(e){var t=[0,0];if(e){for(var i=e.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t}var a,l,A=null,h=null,c=!1,u=!1,p=.5;s._navCubeCanvas.addEventListener("mouseenter",s._onMouseEnter=function(e){u=!0}),s._navCubeCanvas.addEventListener("mouseleave",s._onMouseLeave=function(e){u=!1}),s._navCubeCanvas.addEventListener("mousedown",s._onMouseDown=function(e){if(1===e.which){A=e.x,h=e.y,a=e.clientX,l=e.clientY;var t=n(e),s=i.pick({canvasPos:t});c=!!s}}),document.addEventListener("mouseup",s._onMouseUp=function(e){if(1===e.which&&(c=!1,null!==A)){var t=n(e),a=i.pick({canvasPos:t,pickSurface:!0});if(a&&a.uv){var l=s._cubeTextureCanvas.getArea(a.uv);if(l>=0&&(document.body.style.cursor="pointer",o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),l>=0)){if(s._cubeTextureCanvas.setAreaHighlighted(l,!0),o=l,s._repaint(),e.x<A-3||e.x>A+3||e.y<h-3||e.y>h+3)return;var u=s._cubeTextureCanvas.getAreaDir(l);if(u){var d=s._cubeTextureCanvas.getAreaUp(l);s._isProjectNorth&&s._projectNorthOffsetAngle&&(u=r(1,u,WP),d=r(1,d,KP)),f(u,d,(function(){o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),document.body.style.cursor="pointer",o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),l>=0&&(s._cubeTextureCanvas.setAreaHighlighted(l,!1),o=-1,s._repaint())}))}}}}}),document.addEventListener("mousemove",s._onMouseMove=function(t){if(o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),1!==t.buttons||c){if(c){var r=t.clientX,A=t.clientY;return document.body.style.cursor="move",void function(t,i){var s=(t-a)*-p,r=(i-l)*-p;e.camera.orbitYaw(s),e.camera.orbitPitch(-r),a=t,l=i}(r,A)}if(u){var h=n(t),d=i.pick({canvasPos:h,pickSurface:!0});if(d){if(d.uv){document.body.style.cursor="pointer";var f=s._cubeTextureCanvas.getArea(d.uv);if(f===o)return;o>=0&&s._cubeTextureCanvas.setAreaHighlighted(o,!1),f>=0&&(s._cubeTextureCanvas.setAreaHighlighted(f,!0),s._repaint(),o=f)}}else document.body.style.cursor="default",o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1)}}});var f=function(){var t=d.vec3();return function(i,r,o){var n=s._fitVisible?e.scene.getAABB(e.scene.visibleObjectIds):e.scene.aabb,a=d.getAABB3Diag(n);d.getAABB3Center(n,t);var l=Math.abs(a/Math.tan(s._cameraFitFOV*d.DEGTORAD));e.cameraControl.pivotPos=t,s._cameraFly?e.cameraFlight.flyTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:r||[0,1,0],orthoScale:1.1*a,fitFOV:s._cameraFitFOV,duration:s._cameraFlyDuration},o):e.cameraFlight.jumpTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:r||[0,1,0],orthoScale:1.1*a,fitFOV:s._cameraFitFOV},o)}}();this._onUpdated=e.localeService.on("updated",(()=>{this._cubeTextureCanvas.clear(),this._repaint()})),this.setVisible(t.visible),this.setCameraFitFOV(t.cameraFitFOV),this.setCameraFly(t.cameraFly),this.setCameraFlyDuration(t.cameraFlyDuration),this.setFitVisible(t.fitVisible),this.setSynchProjection(t.synchProjection)}send(e,t){if("language"===e)this._cubeTextureCanvas.clear(),this._repaint()}_repaint(){const e=this._cubeTextureCanvas.getImage();this._cubeMesh.material.diffuseMap.image=e,this._cubeMesh.material.emissiveMap.image=e}setVisible(e=!0){this._navCubeCanvas&&(this._cubeMesh.visible=e,this._shadow&&(this._shadow.visible=e),this._navCubeCanvas.style.visibility=e?"visible":"hidden")}getVisible(){return!!this._navCubeCanvas&&this._cubeMesh.visible}setFitVisible(e=!1){this._fitVisible=e}getFitVisible(){return this._fitVisible}setCameraFly(e=!0){this._cameraFly=e}getCameraFly(){return this._cameraFly}setCameraFitFOV(e=45){this._cameraFitFOV=e}getCameraFitFOV(){return this._cameraFitFOV}setCameraFlyDuration(e=.5){this._cameraFlyDuration=e}getCameraFlyDuration(){return this._cameraFlyDuration}setSynchProjection(e=!1){this._synchProjection=e}getSynchProjection(){return this._synchProjection}setIsProjectNorth(e=!1){this._isProjectNorth=e}getIsProjectNorth(){return this._isProjectNorth}setProjectNorthOffsetAngle(e){this._projectNorthOffsetAngle=e}getProjectNorthOffsetAngle(){return this._projectNorthOffsetAngle}destroy(){this._navCubeCanvas&&(this.viewer.localeService.off(this._onUpdated),this.viewer.camera.off(this._onCameraMatrix),this.viewer.camera.off(this._onCameraWorldAxis),this.viewer.camera.perspective.off(this._onCameraFOV),this.viewer.camera.off(this._onCameraProjection),this._navCubeCanvas.removeEventListener("mouseenter",this._onMouseEnter),this._navCubeCanvas.removeEventListener("mouseleave",this._onMouseLeave),this._navCubeCanvas.removeEventListener("mousedown",this._onMouseDown),document.removeEventListener("mousemove",this._onMouseMove),document.removeEventListener("mouseup",this._onMouseUp),this._navCubeCanvas=null,this._cubeTextureCanvas.destroy(),this._cubeTextureCanvas=null,this._onMouseEnter=null,this._onMouseLeave=null,this._onMouseDown=null,this._onMouseMove=null,this._onMouseUp=null),this._navCubeScene.destroy(),this._navCubeScene=null,this._cubeMesh=null,this._shadow=null,super.destroy()}}const JP=d.vec3();class YP{load(e,t,i={}){var s=e.scene.canvas.spinner;s.processes++,ZP(e,t,(function(t){!function(e,t,i){for(var s=t.basePath,r=Object.keys(t.materialLibraries),o=r.length,n=0,a=o;n<a;n++)$P(e,s,s+r[n],(function(){0==--o&&i()}))}(e,t,(function(){tC(e,t),s.processes--,I.scheduleTask((function(){e.fire("loaded",!0,!1)}))}))}))}parse(e,t,i,s){if(t){var r=qP(e,t,null);i&&eC(e,i,s),tC(e,r),e.src=null,e.fire("loaded",!0,!1)}else this.warn("load() param expected: objText")}}var ZP=function(e,t,i){iC(t,(function(s){var r=qP(e,s,t);i(r)}),(function(t){e.error(t)}))},qP=function(){const e={vertex_pattern:/^v\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,normal_pattern:/^vn\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,uv_pattern:/^vt\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,face_vertex:/^f\s+(-?\d+)\s+(-?\d+)\s+(-?\d+)(?:\s+(-?\d+))?/,face_vertex_uv:/^f\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+))?/,face_vertex_uv_normal:/^f\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+)\/(-?\d+))?/,face_vertex_normal:/^f\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)(?:\s+(-?\d+)\/\/(-?\d+))?/,object_pattern:/^[og]\s*(.+)?/,smoothing_pattern:/^s\s+(\d+|on|off)/,material_library_pattern:/^mtllib /,material_use_pattern:/^usemtl /};return function(s,r,o){var n={src:o=o||"",basePath:t(o),objects:[],object:{},positions:[],normals:[],uv:[],materialLibraries:{}};i(n,"",!1),-1!==r.indexOf("\r\n")&&(r=r.replace("\r\n","\n"));for(var a=r.split("\n"),l="",A="",h="",d=[],p="function"==typeof"".trimLeft,f=0,g=a.length;f<g;f++)if(l=a[f],0!==(l=p?l.trimLeft():l.trim()).length&&"#"!==(A=l.charAt(0)))if("v"===A)if(" "===(h=l.charAt(1))&&null!==(d=e.vertex_pattern.exec(l)))n.positions.push(parseFloat(d[1]),parseFloat(d[2]),parseFloat(d[3]));else if("n"===h&&null!==(d=e.normal_pattern.exec(l)))n.normals.push(parseFloat(d[1]),parseFloat(d[2]),parseFloat(d[3]));else{if("t"!==h||null===(d=e.uv_pattern.exec(l)))return void s.error("Unexpected vertex/normal/uv line: '"+l+"'");n.uv.push(parseFloat(d[1]),parseFloat(d[2]))}else if("f"===A)if(null!==(d=e.face_vertex_uv_normal.exec(l)))c(n,d[1],d[4],d[7],d[10],d[2],d[5],d[8],d[11],d[3],d[6],d[9],d[12]);else if(null!==(d=e.face_vertex_uv.exec(l)))c(n,d[1],d[3],d[5],d[7],d[2],d[4],d[6],d[8]);else if(null!==(d=e.face_vertex_normal.exec(l)))c(n,d[1],d[3],d[5],d[7],void 0,void 0,void 0,void 0,d[2],d[4],d[6],d[8]);else{if(null===(d=e.face_vertex.exec(l)))return void s.error("Unexpected face line: '"+l+"'");c(n,d[1],d[2],d[3],d[4])}else if("l"===A){var m=l.substring(1).trim().split(" "),_=[],v=[];if(-1===l.indexOf("/"))_=m;else for(var b=0,y=m.length;b<y;b++){var x=m[b].split("/");""!==x[0]&&_.push(x[0]),""!==x[1]&&v.push(x[1])}u(n,_,v)}else if(null!==(d=e.object_pattern.exec(l))){i(n,B=d[0].substr(1).trim(),!0)}else if(e.material_use_pattern.test(l)){var B=l.substring(7).trim();n.object.material.id=B}else if(e.material_library_pattern.test(l))n.materialLibraries[l.substring(7).trim()]=!0;else{if(null===(d=e.smoothing_pattern.exec(l))){if("\0"===l)continue;return void s.error("Unexpected line: '"+l+"'")}var w=d[1].trim().toLowerCase();n.object.material.smooth="1"===w||"on"===w}return n};function t(e){var t=e.lastIndexOf("/");return-1===t?e:e.substring(0,t+1)}function i(e,t,i){if(e.object&&!1===e.object.fromDeclaration)return e.object.id=t,void(e.object.fromDeclaration=!1!==i);e.object={id:t||"",geometry:{positions:[],normals:[],uv:[]},material:{id:"",smooth:!0},fromDeclaration:!1!==i},e.objects.push(e.object)}function s(e,t){var i=parseInt(e,10);return 3*(i>=0?i-1:i+t/3)}function r(e,t){var i=parseInt(e,10);return 3*(i>=0?i-1:i+t/3)}function o(e,t){var i=parseInt(e,10);return 2*(i>=0?i-1:i+t/2)}function n(e,t,i,s){var r=e.positions,o=e.object.geometry.positions;o.push(r[t+0]),o.push(r[t+1]),o.push(r[t+2]),o.push(r[i+0]),o.push(r[i+1]),o.push(r[i+2]),o.push(r[s+0]),o.push(r[s+1]),o.push(r[s+2])}function a(e,t){var i=e.positions,s=e.object.geometry.positions;s.push(i[t+0]),s.push(i[t+1]),s.push(i[t+2])}function l(e,t,i,s){var r=e.normals,o=e.object.geometry.normals;o.push(r[t+0]),o.push(r[t+1]),o.push(r[t+2]),o.push(r[i+0]),o.push(r[i+1]),o.push(r[i+2]),o.push(r[s+0]),o.push(r[s+1]),o.push(r[s+2])}function A(e,t,i,s){var r=e.uv,o=e.object.geometry.uv;o.push(r[t+0]),o.push(r[t+1]),o.push(r[i+0]),o.push(r[i+1]),o.push(r[s+0]),o.push(r[s+1])}function h(e,t){var i=e.uv,s=e.object.geometry.uv;s.push(i[t+0]),s.push(i[t+1])}function c(e,t,i,a,h,c,u,d,p,f,g,m,_){var v,b=e.positions.length,y=s(t,b),x=s(i,b),B=s(a,b);if(void 0===h?n(e,y,x,B):(n(e,y,x,v=s(h,b)),n(e,x,B,v)),void 0!==c){var w=e.uv.length;y=o(c,w),x=o(u,w),B=o(d,w),void 0===h?A(e,y,x,B):(A(e,y,x,v=o(p,w)),A(e,x,B,v))}if(void 0!==f){var P=e.normals.length;y=r(f,P),x=f===g?y:r(g,P),B=f===m?y:r(m,P),void 0===h?l(e,y,x,B):(l(e,y,x,v=r(_,P)),l(e,x,B,v))}}function u(e,t,i){e.object.geometry.type="Line";for(var r=e.positions.length,n=e.uv.length,l=0,A=t.length;l<A;l++)a(e,s(t[l],r));for(var c=0,u=i.length;c<u;c++)h(e,o(i[c],n))}}();var $P=function(e,t,i,s){iC(i,(function(i){eC(e,i,t),s()}),(function(t){e.error(t),s()}))},eC=function(){var e=/\s+/;return function(e,r,o){var n,a,l,A,h,c=r.split("\n"),u={id:"Default"},d=!1;o=o||"";for(var p=0;p<c.length;p++)if(0!==(n=c[p].trim()).length&&"#"!==n.charAt(0))switch(l=(l=(a=n.indexOf(" "))>=0?n.substring(0,a):n).toLowerCase(),A=(A=a>=0?n.substring(a+1):"").trim(),l.toLowerCase()){case"newmtl":i(e,u),u={id:A},d=!0;break;case"ka":u.ambient=s(A);break;case"kd":u.diffuse=s(A);break;case"ks":u.specular=s(A);break;case"map_kd":u.diffuseMap||(u.diffuseMap=t(e,o,A,"sRGB"));break;case"map_ks":u.specularMap||(u.specularMap=t(e,o,A,"linear"));break;case"map_bump":case"bump":u.normalMap||(u.normalMap=t(e,o,A));break;case"ns":u.shininess=parseFloat(A);break;case"d":(h=parseFloat(A))<1&&(u.alpha=h,u.alphaMode="blend");break;case"tr":(h=parseFloat(A))>0&&(u.alpha=1-h,u.alphaMode="blend")}d&&i(e,u)};function t(e,t,i,s){var r={},o=i.split(/\s+/),n=o.indexOf("-bm");return n>=0&&o.splice(n,2),(n=o.indexOf("-s"))>=0&&(r.scale=[parseFloat(o[n+1]),parseFloat(o[n+2])],o.splice(n,4)),(n=o.indexOf("-o"))>=0&&(r.translate=[parseFloat(o[n+1]),parseFloat(o[n+2])],o.splice(n,4)),r.src=t+o.join(" ").trim(),r.flipY=!0,r.encoding=s||"linear",new ro(e,r).id}function i(e,t){new ni(e,t)}function s(t){var i=t.split(e,3);return[parseFloat(i[0]),parseFloat(i[1]),parseFloat(i[2])]}}();function tC(e,t){for(var i=0,s=t.objects.length;i<s;i++){var r=t.objects[i],o=r.geometry;if(o.type,0===o.positions.length)continue;var n={primitive:"triangles",compressGeometry:!1};n.positions=o.positions,o.normals.length>0&&(n.normals=o.normals),o.uv.length>0&&(n.uv=o.uv);for(var a=new Array(n.positions.length/3),l=0;l<a.length;l++)a[l]=l;n.indices=a;const s=JP;q(o.positions,o.positions,s);var A,h=new ti(e,n),c=r.material.id;c&&""!==c?(A=e.scene.components[c])||e.error("Material not found: "+c):A=new ni(e,{diffuse:[.6,.6,.6],backfaces:!0});var u=new Pr(e,{id:e.id+"#"+r.id,origin:0!==s[0]||0!==s[1]||0!==s[2]?s:null,isObject:!0,geometry:h,material:A,pickable:!0});e.addChild(u)}}function iC(e,t,i){var s=new XMLHttpRequest;s.open("GET",e,!0),s.addEventListener("load",(function(e){var s=e.target.response;200===this.status?t&&t(s):0===this.status?(console.warn("loadFile: HTTP Status 0 received."),t&&t(s)):i&&i(e)}),!1),s.addEventListener("error",(function(e){i&&i(e)}),!1),s.send(null)}class sC extends z{constructor(e,t){super("OBJLoader",e,t),this._sceneGraphLoader=new YP}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);var t=new Hr(this.viewer.scene,y.apply(e,{isModel:!0}));const i=t.id,s=e.src;if(!s)return this.error("load() param expected: src"),t;if(e.metaModelSrc){const r=e.metaModelSrc;y.loadJSON(r,(r=>{this.viewer.metaScene.createMetaModel(i,r),this._sceneGraphLoader.load(t,s,e)}),(e=>{this.error(`load(): Failed to load model modelMetadata for model '${i} from  '${r}' - ${e}`)}))}else this._sceneGraphLoader.load(t,s,e);return t.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(i)})),t}destroy(){super.destroy()}}const rC=new Float64Array([0,0,1]),oC=new Float64Array(4);class nC{constructor(e){this.id=null,this._viewer=e.viewer,this._visible=!1,this._pos=d.vec3(),this._origin=d.vec3(),this._rtcPos=d.vec3(),this._baseDir=d.vec3(),this._rootNode=null,this._displayMeshes=null,this._affordanceMeshes=null,this._ignoreNextSectionPlaneDirUpdate=!1,this._createNodes(),this._bindEvents()}_setSectionPlane(e){this._sectionPlane&&(this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._onSectionPlanePos=null,this._onSectionPlaneDir=null,this._sectionPlane=null),e&&(this.id=e.id,this._setPos(e.pos),this._setDir(e.dir),this._sectionPlane=e,this._onSectionPlanePos=e.on("pos",(()=>{this._setPos(this._sectionPlane.pos)})),this._onSectionPlaneDir=e.on("dir",(()=>{this._ignoreNextSectionPlaneDirUpdate?this._ignoreNextSectionPlaneDirUpdate=!1:this._setDir(this._sectionPlane.dir)})))}get sectionPlane(){return this._sectionPlane}_setPos(e){this._pos.set(e),Z(this._pos,this._origin,this._rtcPos),this._rootNode.origin=this._origin,this._rootNode.position=this._rtcPos}_setDir(e){this._baseDir.set(e),this._rootNode.quaternion=d.vec3PairToQuaternion(rC,e,oC)}_setSectionPlaneDir(e){this._sectionPlane&&(this._ignoreNextSectionPlaneDirUpdate=!0,this._sectionPlane.dir=e)}setVisible(e=!0){if(this._visible!==e){var t;for(t in this._visible=e,this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].visible=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].visible=e)}}getVisible(){return this._visible}setCulled(e){var t;for(t in this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].culled=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].culled=e)}_createNodes(){const e=!1,t=this._viewer.scene,i=.01;this._rootNode=new Hr(t,{position:[0,0,0],scale:[5,5,5],isObject:!1});const s=this._rootNode,r={arrowHead:new ti(s,Mr({radiusTop:.001,radiusBottom:.07,radialSegments:32,heightSegments:1,height:.2,openEnded:!1})),arrowHeadBig:new ti(s,Mr({radiusTop:.001,radiusBottom:.09,radialSegments:32,heightSegments:1,height:.25,openEnded:!1})),arrowHeadHandle:new ti(s,Mr({radiusTop:.09,radiusBottom:.09,radialSegments:8,heightSegments:1,height:.37,openEnded:!1})),curve:new ti(s,mo({radius:.8,tube:i,radialSegments:64,tubeSegments:14,arc:2*Math.PI/4})),curveHandle:new ti(s,mo({radius:.8,tube:.06,radialSegments:64,tubeSegments:14,arc:2*Math.PI/4})),hoop:new ti(s,mo({radius:.8,tube:i,radialSegments:64,tubeSegments:8,arc:2*Math.PI})),axis:new ti(s,Mr({radiusTop:i,radiusBottom:i,radialSegments:20,heightSegments:1,height:1,openEnded:!1})),axisHandle:new ti(s,Mr({radiusTop:.08,radiusBottom:.08,radialSegments:20,heightSegments:1,height:1,openEnded:!1}))},o={pickable:new ni(s,{diffuse:[1,1,0],alpha:0,alphaMode:"blend"}),red:new ni(s,{diffuse:[1,0,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightRed:new li(s,{edges:!1,fill:!0,fillColor:[1,0,0],fillAlpha:.6}),green:new ni(s,{diffuse:[0,1,0],emissive:[0,1,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightGreen:new li(s,{edges:!1,fill:!0,fillColor:[0,1,0],fillAlpha:.6}),blue:new ni(s,{diffuse:[0,0,1],emissive:[0,0,1],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightBlue:new li(s,{edges:!1,fill:!0,fillColor:[0,0,1],fillAlpha:.2}),center:new ni(s,{diffuse:[0,0,0],emissive:[0,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80}),highlightBall:new li(s,{edges:!1,fill:!0,fillColor:[.5,.5,.5],fillAlpha:.5,vertices:!1}),highlightPlane:new li(s,{edges:!0,edgeWidth:3,fill:!1,fillColor:[.5,.5,.5],fillAlpha:.5,vertices:!1})};this._displayMeshes={plane:s.addChild(new Pr(s,{geometry:new ti(s,{primitive:"triangles",positions:[.5,.5,0,.5,-.5,0,-.5,-.5,0,-.5,.5,0,.5,.5,-0,.5,-.5,-0,-.5,-.5,-0,-.5,.5,-0],indices:[0,1,2,2,3,0]}),material:new ni(s,{emissive:[0,0,0],diffuse:[0,0,0],backfaces:!0}),opacity:.6,ghosted:!0,ghostMaterial:new li(s,{edges:!1,filled:!0,fillColor:[1,1,0],edgeColor:[0,0,0],fillAlpha:.1,backfaces:!0}),pickable:!1,collidable:!0,clippable:!1,visible:!1,scale:[2.4,2.4,1],isObject:!1}),e),planeFrame:s.addChild(new Pr(s,{geometry:new ti(s,mo({center:[0,0,0],radius:1.7,tube:.02,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new ni(s,{emissive:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],shininess:0}),highlightMaterial:new li(s,{edges:!1,edgeColor:[0,0,0],filled:!0,fillColor:[.8,.8,.8],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,.1],rotation:[0,0,45],isObject:!1}),e),xCurve:s.addChild(new Pr(s,{geometry:r.curve,material:o.red,matrix:function(){const e=d.rotationMat4v(90*d.DEGTORAD,[0,1,0],d.identityMat4()),t=d.rotationMat4v(270*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xCurveHandle:s.addChild(new Pr(s,{geometry:r.curveHandle,material:o.pickable,matrix:function(){const e=d.rotationMat4v(90*d.DEGTORAD,[0,1,0],d.identityMat4()),t=d.rotationMat4v(270*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xCurveArrow1:s.addChild(new Pr(s,{geometry:r.arrowHead,material:o.red,matrix:function(){const e=d.translateMat4c(0,-.07,-.8,d.identityMat4()),t=d.scaleMat4v([.6,.6,.6],d.identityMat4()),i=d.rotationMat4v(0*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(d.mulMat4(e,t,d.identityMat4()),i,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xCurveArrow2:s.addChild(new Pr(s,{geometry:r.arrowHead,material:o.red,matrix:function(){const e=d.translateMat4c(0,-.8,-.07,d.identityMat4()),t=d.scaleMat4v([.6,.6,.6],d.identityMat4()),i=d.rotationMat4v(90*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(d.mulMat4(e,t,d.identityMat4()),i,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yCurve:s.addChild(new Pr(s,{geometry:r.curve,material:o.green,rotation:[-90,0,0],pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),yCurveHandle:s.addChild(new Pr(s,{geometry:r.curveHandle,material:o.pickable,rotation:[-90,0,0],pickable:!0,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),yCurveArrow1:s.addChild(new Pr(s,{geometry:r.arrowHead,material:o.green,matrix:function(){const e=d.translateMat4c(.07,0,-.8,d.identityMat4()),t=d.scaleMat4v([.6,.6,.6],d.identityMat4()),i=d.rotationMat4v(90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(d.mulMat4(e,t,d.identityMat4()),i,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yCurveArrow2:s.addChild(new Pr(s,{geometry:r.arrowHead,material:o.green,matrix:function(){const e=d.translateMat4c(.8,0,-.07,d.identityMat4()),t=d.scaleMat4v([.6,.6,.6],d.identityMat4()),i=d.rotationMat4v(90*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(d.mulMat4(e,t,d.identityMat4()),i,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurve:s.addChild(new Pr(s,{geometry:r.curve,material:o.blue,matrix:d.rotationMat4v(180*d.DEGTORAD,[1,0,0],d.identityMat4()),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveHandle:s.addChild(new Pr(s,{geometry:r.curveHandle,material:o.pickable,matrix:d.rotationMat4v(180*d.DEGTORAD,[1,0,0],d.identityMat4()),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveCurveArrow1:s.addChild(new Pr(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=d.translateMat4c(.8,-.07,0,d.identityMat4()),t=d.scaleMat4v([.6,.6,.6],d.identityMat4());return d.mulMat4(e,t,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveArrow2:s.addChild(new Pr(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=d.translateMat4c(.05,-.8,0,d.identityMat4()),t=d.scaleMat4v([.6,.6,.6],d.identityMat4()),i=d.rotationMat4v(90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(d.mulMat4(e,t,d.identityMat4()),i,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),center:s.addChild(new Pr(s,{geometry:new ti(s,Er({radius:.05})),material:o.center,pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisArrow:s.addChild(new Pr(s,{geometry:r.arrowHead,material:o.red,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisArrowHandle:s.addChild(new Pr(s,{geometry:r.arrowHeadHandle,material:o.pickable,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxis:s.addChild(new Pr(s,{geometry:r.axis,material:o.red,matrix:function(){const e=d.translateMat4c(0,.5,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisHandle:s.addChild(new Pr(s,{geometry:r.axisHandle,material:o.pickable,matrix:function(){const e=d.translateMat4c(0,.5,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrow:s.addChild(new Pr(s,{geometry:r.arrowHead,material:o.green,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(180*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrowHandle:s.addChild(new Pr(s,{geometry:r.arrowHeadHandle,material:o.pickable,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(180*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,opacity:.2,isObject:!1}),e),yShaft:s.addChild(new Pr(s,{geometry:r.axis,material:o.green,position:[0,-.5,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yShaftHandle:s.addChild(new Pr(s,{geometry:r.axisHandle,material:o.pickable,position:[0,-.5,0],pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:s.addChild(new Pr(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[.8,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrowHandle:s.addChild(new Pr(s,{geometry:r.arrowHeadHandle,material:o.pickable,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[.8,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zShaft:s.addChild(new Pr(s,{geometry:r.axis,material:o.blue,matrix:function(){const e=d.translateMat4c(0,.5,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),clippable:!1,pickable:!1,collidable:!0,visible:!1,isObject:!1}),e),zAxisHandle:s.addChild(new Pr(s,{geometry:r.axisHandle,material:o.pickable,matrix:function(){const e=d.translateMat4c(0,.5,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),clippable:!1,pickable:!0,collidable:!0,visible:!1,isObject:!1}),e)},this._affordanceMeshes={planeFrame:s.addChild(new Pr(s,{geometry:new ti(s,mo({center:[0,0,0],radius:2,tube:i,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new ni(s,{ambient:[1,1,1],diffuse:[0,0,0],emissive:[1,1,0]}),highlighted:!0,highlightMaterial:new li(s,{edges:!1,filled:!0,fillColor:[1,1,0],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,1],rotation:[0,0,45],isObject:!1}),e),xHoop:s.addChild(new Pr(s,{geometry:r.hoop,material:o.red,highlighted:!0,highlightMaterial:o.highlightRed,matrix:function(){const e=d.rotationMat4v(90*d.DEGTORAD,[0,1,0],d.identityMat4()),t=d.rotationMat4v(270*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yHoop:s.addChild(new Pr(s,{geometry:r.hoop,material:o.green,highlighted:!0,highlightMaterial:o.highlightGreen,rotation:[-90,0,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zHoop:s.addChild(new Pr(s,{geometry:r.hoop,material:o.blue,highlighted:!0,highlightMaterial:o.highlightBlue,matrix:d.rotationMat4v(180*d.DEGTORAD,[1,0,0],d.identityMat4()),pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xAxisArrow:s.addChild(new Pr(s,{geometry:r.arrowHeadBig,material:o.red,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrow:s.addChild(new Pr(s,{geometry:r.arrowHeadBig,material:o.green,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(180*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:s.addChild(new Pr(s,{geometry:r.arrowHeadBig,material:o.blue,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[.8,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e)}}_bindEvents(){const e=this;var t=!1;const i=-1,s=0,r=1,o=2,n=3,a=4,l=5,A=this._rootNode;var h=null,c=null;const u=d.vec2(),p=d.vec3([1,0,0]),f=d.vec3([0,1,0]),g=d.vec3([0,0,1]),m=this._viewer.scene.canvas.canvas,_=this._viewer.camera,v=this._viewer.scene;{const e=d.vec3([0,0,0]);let t=-1;this._onCameraViewMatrix=v.camera.on("viewMatrix",(()=>{})),this._onCameraProjMatrix=v.camera.on("projMatrix",(()=>{})),this._onSceneTick=v.on("tick",(()=>{const i=Math.abs(d.lenVec3(d.subVec3(v.camera.eye,this._pos,e)));if(i!==t&&"perspective"===_.projection){const e=.07*(Math.tan(_.perspective.fov*d.DEGTORAD)*i);A.scale=[e,e,e],t=i}if("ortho"===_.projection){const e=_.ortho.scale/10;A.scale=[e,e,e],t=i}}))}const b=function(){const e=new Float64Array(2);return function(t){if(t){for(var i=t.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-s,e[1]=t.pageY-r}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),y=function(){const t=d.mat4();return function(i,s){return d.quaternionToMat4(e._rootNode.quaternion,t),d.transformVec3(t,i,s),d.normalizeVec3(s),s}}();var x=function(){const e=d.vec3();return function(t){const i=Math.abs(t[0]);return i>Math.abs(t[1])&&i>Math.abs(t[2])?d.cross3Vec3(t,[0,1,0],e):d.cross3Vec3(t,[1,0,0],e),d.cross3Vec3(e,t,e),d.normalizeVec3(e),e}}();const B=function(){const t=d.vec3(),i=d.vec3(),s=d.vec4();return function(r,o,n){y(r,s);const a=x(s,o,n);P(o,a,t),P(n,a,i),d.subVec3(i,t);const l=d.dotVec3(i,s);e._pos[0]+=s[0]*l,e._pos[1]+=s[1]*l,e._pos[2]+=s[2]*l,e._rootNode.position=e._pos,e._sectionPlane&&(e._sectionPlane.pos=e._pos)}}();var w=function(){const t=d.vec4(),i=d.vec4(),s=d.vec4(),r=d.vec4();return function(o,n,a){y(o,r);if(!(P(n,r,t)&&P(a,r,i))){const e=x(r,n,a);P(n,e,t,1),P(a,e,i,1);var l=d.dotVec3(t,r);t[0]-=l*r[0],t[1]-=l*r[1],t[2]-=l*r[2],l=d.dotVec3(i,r),i[0]-=l*r[0],i[1]-=l*r[1],i[2]-=l*r[2]}d.normalizeVec3(t),d.normalizeVec3(i),l=d.dotVec3(t,i),l=d.clamp(l,-1,1);var A=Math.acos(l)*d.RADTODEG;d.cross3Vec3(t,i,s),d.dotVec3(s,r)<0&&(A=-A),e._rootNode.rotate(o,A),C()}}(),P=function(){const t=d.vec4([0,0,0,1]),i=d.mat4();return function(s,r,o,n){n=n||0,t[0]=s[0]/m.width*2-1,t[1]=-(s[1]/m.height*2-1),t[2]=0,t[3]=1,d.mulMat4(_.projMatrix,_.viewMatrix,i),d.inverseMat4(i),d.transformVec4(i,t,t),d.mulVec4Scalar(t,1/t[3]);var a=_.eye;d.subVec4(t,a,t);const l=e._sectionPlane.pos;var A=-d.dotVec3(l,r)-n,h=d.dotVec3(r,t);if(Math.abs(h)>.005){var c=-(d.dotVec3(r,a)+A)/h;return d.mulVec3Scalar(t,c,o),d.addVec3(o,a),d.subVec3(o,l,o),!0}return!1}}();const C=function(){const t=d.vec3(),i=d.mat4();return function(){e.sectionPlane&&(d.quaternionToMat4(A.quaternion,i),d.transformVec3(i,[0,0,1],t),e._setSectionPlaneDir(t))}}();var M,E=!1;this._onCameraControlHover=this._viewer.cameraControl.on("hoverEnter",(e=>{if(!this._visible)return;if(E)return;var A;t=!1,M&&(M.visible=!1);switch(e.entity.id){case this._displayMeshes.xAxisArrowHandle.id:case this._displayMeshes.xAxisHandle.id:A=this._affordanceMeshes.xAxisArrow,h=s;break;case this._displayMeshes.yAxisArrowHandle.id:case this._displayMeshes.yShaftHandle.id:A=this._affordanceMeshes.yAxisArrow,h=r;break;case this._displayMeshes.zAxisArrowHandle.id:case this._displayMeshes.zAxisHandle.id:A=this._affordanceMeshes.zAxisArrow,h=o;break;case this._displayMeshes.xCurveHandle.id:A=this._affordanceMeshes.xHoop,h=n;break;case this._displayMeshes.yCurveHandle.id:A=this._affordanceMeshes.yHoop,h=a;break;case this._displayMeshes.zCurveHandle.id:A=this._affordanceMeshes.zHoop,h=l;break;default:return void(h=i)}A&&(A.visible=!0),M=A,t=!0})),this._onCameraControlHoverLeave=this._viewer.cameraControl.on("hoverOutEntity",(e=>{this._visible&&(M&&(M.visible=!1),M=null,h=i)})),m.addEventListener("mousedown",this._canvasMouseDownListener=e=>{if(e.preventDefault(),this._visible&&t&&(this._viewer.cameraControl.pointerEnabled=!1,1===e.which)){E=!0;var i=b(e);c=h,u[0]=i[0],u[1]=i[1]}}),m.addEventListener("mousemove",this._canvasMouseMoveListener=e=>{if(!this._visible)return;if(!E)return;var t=b(e);const i=t[0],A=t[1];switch(c){case s:B(p,u,t);break;case r:B(f,u,t);break;case o:B(g,u,t);break;case n:w(p,u,t);break;case a:w(f,u,t);break;case l:w(g,u,t)}u[0]=i,u[1]=A}),m.addEventListener("mouseup",this._canvasMouseUpListener=e=>{this._visible&&(this._viewer.cameraControl.pointerEnabled=!0,E&&(e.which,E=!1,t=!1))}),m.addEventListener("wheel",this._canvasWheelListener=e=>{if(this._visible)Math.max(-1,Math.min(1,40*-e.deltaY))})}_destroy(){this._unbindEvents(),this._destroyNodes()}_unbindEvents(){const e=this._viewer,t=e.scene,i=t.canvas.canvas,s=e.camera,r=e.cameraControl;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),s.off(this._onCameraViewMatrix),s.off(this._onCameraProjMatrix),r.off(this._onCameraControlHover),r.off(this._onCameraControlHoverLeave)}_destroyNodes(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}class aC{constructor(e,t,i){this.id=i.id,this._sectionPlane=i,this._mesh=new Pr(t,{id:i.id,geometry:new ti(t,ii({xSize:.5,ySize:.5,zSize:.001})),material:new ni(t,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new hi(t,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new li(t,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new li(t,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});{const e=d.vec3([0,0,0]),t=d.vec3(),i=d.vec3([0,0,1]),s=d.vec4(4),r=d.vec3(),o=()=>{const o=this._sectionPlane.scene.center,n=[-this._sectionPlane.dir[0],-this._sectionPlane.dir[1],-this._sectionPlane.dir[2]];d.subVec3(o,this._sectionPlane.pos,e);const a=-d.dotVec3(n,e);d.normalizeVec3(n),d.mulVec3Scalar(n,a,t);const l=d.vec3PairToQuaternion(i,this._sectionPlane.dir,s);r[0]=.1*t[0],r[1]=.1*t[1],r[2]=.1*t[2],this._mesh.quaternion=l,this._mesh.position=r};this._onSectionPlanePos=this._sectionPlane.on("pos",o),this._onSectionPlaneDir=this._sectionPlane.on("dir",o)}this._highlighted=!1,this._selected=!1}setHighlighted(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}getHighlighted(){return this._highlighted}setSelected(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}getSelected(){return this._selected}destroy(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}class lC{constructor(e,t){if(!(t.onHoverEnterPlane&&t.onHoverLeavePlane&&t.onClickedNothing&&t.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=e,this._viewer=e.viewer,this._onHoverEnterPlane=t.onHoverEnterPlane,this._onHoverLeavePlane=t.onHoverLeavePlane,this._onClickedNothing=t.onClickedNothing,this._onClickedPlane=t.onClickedPlane,this._visible=!0,this._planes={},this._canvas=t.overviewCanvas,this._scene=new bi(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new Ht(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new Ht(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new Ht(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;{const e=this._scene.camera,t=d.rotationMat4c(-90*d.DEGTORAD,1,0,0),i=d.vec3(),s=d.vec3(),r=d.vec3();this._synchCamera=()=>{const o=this._viewer.camera.eye,n=this._viewer.camera.look,a=this._viewer.camera.up;d.mulVec3Scalar(d.normalizeVec3(d.subVec3(o,n,i)),7),this._zUp?(d.transformVec3(t,i,s),d.transformVec3(t,a,r),e.look=[0,0,0],e.eye=d.transformVec3(t,i,s),e.up=d.transformPoint3(t,a,r)):(e.look=[0,0,0],e.eye=i,e.up=a)}}this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(e=>{this._scene.camera.perspective.fov=e}));var i=null;this._onInputMouseMove=this._scene.input.on("mousemove",(e=>{const t=this._scene.pick({canvasPos:e});if(t){if(!i||t.entity.id!==i.id){if(i){this._planes[i.id]&&this._onHoverLeavePlane(i.id)}i=t.entity;this._planes[i.id]&&this._onHoverEnterPlane(i.id)}}else i&&(this._onHoverLeavePlane(i.id),i=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=()=>{if(i){this._planes[i.id]&&this._onClickedPlane(i.id)}else this._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=()=>{i&&(this._onHoverLeavePlane(i.id),i=null)}),this.setVisible(t.overviewVisible)}addSectionPlane(e){this._planes[e.id]=new aC(this,this._scene,e)}setPlaneHighlighted(e,t){const i=this._planes[e];i&&i.setHighlighted(t)}setPlaneSelected(e,t){const i=this._planes[e];i&&i.setSelected(t)}removeSectionPlane(e){const t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}setVisible(e=!0){this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}getVisible(){return this._visible}destroy(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}const AC=d.AABB3(),hC=d.vec3();class cC extends z{constructor(e,t={}){if(super("SectionPlanes",e),this._freeControls=[],this._sectionPlanes=e.scene.sectionPlanes,this._controls={},this._shownControlId=null,null!==t.overviewCanvasId&&void 0!==t.overviewCanvasId){const e=document.getElementById(t.overviewCanvasId);e?this._overview=new lC(this,{overviewCanvas:e,visible:t.overviewVisible,onHoverEnterPlane:e=>{this._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:e=>{this._overview.setPlaneHighlighted(e,!1)},onClickedPlane:e=>{if(this.getShownControl()===e)return void this.hideControl();this.showControl(e);const t=this.sectionPlanes[e].pos;AC.set(this.viewer.scene.aabb),d.getAABB3Center(AC,hC),AC[0]+=t[0]-hC[0],AC[1]+=t[1]-hC[1],AC[2]+=t[2]-hC[2],AC[3]+=t[0]-hC[0],AC[4]+=t[1]-hC[1],AC[5]+=t[2]-hC[2],this.viewer.cameraFlight.flyTo({aabb:AC,fitFOV:65})},onClickedNothing:()=>{this.hideControl()}}):this.warn("Can't find overview canvas: '"+t.overviewCanvasId+"' - will create plugin without overview")}this._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(e=>{this._sectionPlaneCreated(e)}))}setOverviewVisible(e){this._overview&&this._overview.setVisible(e)}getOverviewVisible(){if(this._overview)return this._overview.getVisible()}get sectionPlanes(){return this._sectionPlanes}createSectionPlane(e={}){void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);return new Sr(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0})}_sectionPlaneCreated(e){const t=this._freeControls.length>0?this._freeControls.pop():new nC(this);t._setSectionPlane(e),t.setVisible(!1),this._controls[e.id]=t,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(()=>{this._sectionPlaneDestroyed(e)}))}flipSectionPlanes(){const e=this.viewer.scene.sectionPlanes;for(let t in e){e[t].flipDir()}}showControl(e){const t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}getShownControl(){return this._shownControlId}hideControl(){for(var e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}destroySectionPlane(e){var t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}_sectionPlaneDestroyed(e){this._overview&&this._overview.removeSectionPlane(e);const t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}clear(){const e=Object.keys(this._sectionPlanes);for(var t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}send(e,t){switch(e){case"snapshotStarting":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!0);break;case"snapshotFinished":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}destroy(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),super.destroy()}_destroyFreeControls(){for(var e=this._freeControls.pop();e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}}class uC{constructor(e,t,i,s,r,o){this.plugin=e,this.storeyId=r,this.modelId=s,this.storeyAABB=i.slice(),this.aabb=this.storeyAABB,this.modelAABB=t.slice(),this.numObjects=o}}class dC{constructor(e,t,i,s,r,o){this.storeyId=e,this.imageData=t,this.format=i,this.width=s,this.height=r}}const pC=d.vec3(),fC=d.mat4();class gC extends z{constructor(e,t={}){super("StoreyViews",e),this._objectsMemento=new Ku,this._cameraMemento=new ju,this.storeys={},this._storeysList=null,this.modelStoreys={},this._fitStoreyMaps=!!t.fitStoreyMaps,this._onModelLoaded=this.viewer.scene.on("modelLoaded",(e=>{this._registerModelStoreys(e),this.fire("storeys",this.storeys)}))}_registerModelStoreys(e){const t=this.viewer,i=t.scene,s=t.metaScene,r=s.metaModels[e],o=i.models[e];if(!r||!r.rootMetaObjects)return;const n=r.rootMetaObjects;for(let t=0,r=n.length;t<r;t++){const r=n[t].getObjectIDsInSubtreeByType(["IfcBuildingStorey"]);for(let t=0,n=r.length;t<n;t++){const n=r[t],a=s.metaObjects[n].getObjectIDsInSubtree(),l=i.getAABB(a),A=Math.random()>.5?a.length:0,h=new uC(this,o.aabb,l,e,n,A);h._onModelDestroyed=o.once("destroyed",(()=>{this._deregisterModelStoreys(e),this.fire("storeys",this.storeys)})),this.storeys[n]=h,this._storeysList=null,this.modelStoreys[e]||(this.modelStoreys[e]={}),this.modelStoreys[e][n]=h}}}_deregisterModelStoreys(e){const t=this.modelStoreys[e];if(t){const i=this.viewer.scene;for(let e in t)if(t.hasOwnProperty(e)){const s=t[e],r=i.models[s.modelId];r&&r.off(s._onModelDestroyed),delete this.storeys[e],this._storeysList=null}delete this.modelStoreys[e]}}get fitStoreyMaps(){return this._fitStoreyMaps}gotoStoreyCamera(e,t={}){const i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),void(t.done&&t.done());const s=this.viewer,r=s.scene.camera,o=i.storeyAABB;if(o[3]<o[0]||o[4]<o[1]||o[5]<o[2])return void(t.done&&t.done());if(o[3]===o[0]&&o[4]===o[1]&&o[5]===o[2])return void(t.done&&t.done());const n=d.getAABB3Center(o),a=d.getAABB3Diag(o),l=Math.abs(a/Math.tan(45*d.DEGTORAD)),A=1.3*a,h=pC;h[0]=n[0]+r.worldUp[0]*l,h[1]=n[1]+r.worldUp[1]*l,h[2]=n[2]+r.worldUp[2]*l;const c=r.worldForward;t.done?s.cameraFlight.flyTo(y.apply(t,{eye:h,look:n,up:c,orthoScale:A}),(()=>{t.done()})):(s.cameraFlight.jumpTo(y.apply(t,{eye:h,look:n,up:c,orthoScale:A})),s.camera.ortho.scale=A)}showStoreyObjects(e,t={}){if(!this.storeys[e])return void this.error("IfcBuildingStorey not found with this ID: "+e);const i=this.viewer,s=i.scene;i.metaScene.metaObjects[e]&&(t.hideOthers&&s.setObjectsVisible(i.scene.visibleObjectIds,!1),this.withStoreyObjects(e,((e,t)=>{e&&(e.visible=!0)})))}withStoreyObjects(e,t){const i=this.viewer,s=i.scene,r=i.metaScene,o=r.metaObjects[e];if(!o)return;const n=o.getObjectIDsInSubtree();for(var a=0,l=n.length;a<l;a++){const e=n[a],i=r.metaObjects[e],o=s.objects[e];o&&t(o,i)}}createStoreyMap(e,t={}){const i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNkYPhfDwAChwGA60e6kgAAAABJRU5ErkJggg==";const s=this.viewer,r=s.scene,o=t.format||"png",n=this._fitStoreyMaps?i.storeyAABB:i.modelAABB,a=Math.abs((n[5]-n[2])/(n[3]-n[0])),l=t.padding||0;let A,h;t.width&&t.height?(A=t.width,h=t.height):t.height?(h=t.height,A=Math.round(h/a)):t.width?(A=t.width,h=Math.round(A*a)):(A=300,h=Math.round(A*a)),this._objectsMemento.saveObjects(r),this._cameraMemento.saveCamera(r),this.showStoreyObjects(e,y.apply(t,{hideOthers:!0})),this._arrangeStoreyMapCamera(i);const c=s.getSnapshot({width:A,height:h,format:o});return this._objectsMemento.restoreObjects(r),this._cameraMemento.restoreCamera(r),new dC(e,c,o,A,h,l)}_arrangeStoreyMapCamera(e){const t=this.viewer,i=t.scene.camera,s=this._fitStoreyMaps?e.storeyAABB:e.modelAABB,r=d.getAABB3Center(s),o=pC;o[0]=r[0]+.5*i.worldUp[0],o[1]=r[1]+.5*i.worldUp[1],o[2]=r[2]+.5*i.worldUp[2];const n=i.worldForward;t.cameraFlight.jumpTo({eye:o,look:r,up:n});const a=(s[3]-s[0])/2,l=(s[4]-s[1])/2,A=(s[5]-s[2])/2,h=-a,c=+a,u=-l,p=+l,f=-A,g=+A;t.camera.customProjection.matrix=d.orthoMat4c(h,c,f,g,u,p,fC),t.camera.projection="customProjection"}pickStoreyMap(e,t,i={}){const s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),null;const o=1-t[0]/e.width,n=1-t[1]/e.height,a=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,l=a[0],A=a[1],h=a[2],c=a[3]-l,u=a[4]-A,p=a[5]-h,f=d.vec3([l+c*o,A+.5*u,h+p*n]),g=d.vec3([0,-1,0]),m=d.addVec3(f,g,pC),_=this.viewer.camera.worldForward,v=d.lookAtMat4v(f,m,_,fC);return this.viewer.scene.pick({pickSurface:i.pickSurface,pickInvisible:!0,matrix:v})}storeyMapToWorldPos(e,t,i={}){const s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),null;const o=1-t[0]/e.width,n=1-t[1]/e.height,a=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,l=a[0],A=a[1],h=a[2],c=a[3]-l,u=a[4]-A,p=a[5]-h;return d.vec3([l+c*o,A+.5*u,h+p*n])}getStoreyContainingWorldPos(e){for(var t in this.storeys){const i=this.storeys[t];if(d.point3AABB3AbsoluteIntersect(i.storeyAABB,e))return t}return null}getStoreyInVerticalRange(e){for(let t in this.storeys){const i=this.storeys[t],s=[0,0,0,0,0,0],r=[0,0,0];if(s[1]=i.storeyAABB[1],s[4]=i.storeyAABB[4],r[1]=e[1],d.point3AABB3AbsoluteIntersect(s,r))return t}return null}isPositionAboveOrBelowBuilding(e){const t=Object.keys(this.storeys),i=[t[0],t[t.length-1]];return e[1]<this.storeys[i[0]].storeyAABB[1]?i[0]:e[1]>this.storeys[i[1]].storeyAABB[4]?i[1]:null}worldPosToStoreyMap(e,t,i){const s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),!1;const o=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,n=o[0],a=o[1],l=o[2],A=o[3]-n,h=o[4]-a,c=o[5]-l,u=this.viewer.camera.worldUp,d=u[0]>u[1]&&u[0]>u[2],p=!d&&u[1]>u[0]&&u[1]>u[2];!d&&!p&&u[2]>u[0]&&(u[2],u[1]);const f=e.width/A,g=p?e.height/c:e.height/h;return i[0]=Math.floor(e.width-(t[0]-n)*f),i[1]=Math.floor(e.height-(t[2]-l)*g),i[0]>=0&&i[0]<e.width&&i[1]>=0&&i[1]<=e.height}worldDirToStoreyMap(e,t,i){const s=this.viewer.camera,r=s.eye,o=s.look,n=d.subVec3(o,r,pC),a=s.worldUp,l=a[0]>a[1]&&a[0]>a[2],A=!l&&a[1]>a[0]&&a[1]>a[2];!l&&!A&&a[2]>a[0]&&(a[2],a[1]),l?(i[0]=n[1],i[1]=n[2]):A?(i[0]=n[0],i[1]=n[2]):(i[0]=n[0],i[1]=n[1]),d.normalizeVec2(i)}destroy(){this.viewer.scene.off(this._onModelLoaded),super.destroy()}get storeysList(){return this._storeysList||(this._storeysList=Object.values(this.storeys),this._storeysList.sort(this._getSpatialSortFunc())),this._storeysList}_getSpatialSortFunc(){const e=this.viewer.scene.camera;return this._spatialSortFunc||(this._spatialSortFunc=(t,i)=>{let s=0;return s=e.xUp?0:e.yUp?1:2,t.aabb[s]>i.aabb[s]?-1:t.aabb[s]<i.aabb[s]?1:0})}}const mC=new Float64Array([0,0,1]),_C=new Float64Array(4);class vC{constructor(e){this.id=null,this._viewer=e.viewer,this._plugin=e,this._visible=!1,this._pos=d.vec3(),this._origin=d.vec3(),this._rtcPos=d.vec3(),this._baseDir=d.vec3(),this._rootNode=null,this._displayMeshes=null,this._affordanceMeshes=null,this._ignoreNextSectionPlaneDirUpdate=!1,this._createNodes(),this._bindEvents()}_setSectionPlane(e){this._sectionPlane&&(this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._onSectionPlanePos=null,this._onSectionPlaneDir=null,this._sectionPlane=null),e&&(this.id=e.id,this._setPos(e.pos),this._setDir(e.dir),this._sectionPlane=e,this._onSectionPlanePos=e.on("pos",(()=>{this._setPos(this._sectionPlane.pos)})),this._onSectionPlaneDir=e.on("dir",(()=>{this._ignoreNextSectionPlaneDirUpdate?this._ignoreNextSectionPlaneDirUpdate=!1:this._setDir(this._sectionPlane.dir)})))}get sectionPlane(){return this._sectionPlane}_setPos(e){this._pos.set(e),Z(this._pos,this._origin,this._rtcPos),this._rootNode.origin=this._origin,this._rootNode.position=this._rtcPos}_setDir(e){this._baseDir.set(e),this._rootNode.quaternion=d.vec3PairToQuaternion(mC,e,_C)}_setSectionPlaneDir(e){this._sectionPlane&&(this._ignoreNextSectionPlaneDirUpdate=!0,this._sectionPlane.dir=e)}setVisible(e=!0){if(this._visible!==e){var t;for(t in this._visible=e,this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].visible=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].visible=e)}}getVisible(){return this._visible}setCulled(e){var t;for(t in this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].culled=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].culled=e)}_createNodes(){const e=!1,t=this._viewer.scene,i=.01;this._rootNode=new Hr(t,{position:[0,0,0],scale:[5,5,5]});const s=this._rootNode,r={arrowHead:new ti(s,Mr({radiusTop:.001,radiusBottom:.07,radialSegments:32,heightSegments:1,height:.2,openEnded:!1})),arrowHeadBig:new ti(s,Mr({radiusTop:.001,radiusBottom:.09,radialSegments:32,heightSegments:1,height:.25,openEnded:!1})),axis:new ti(s,Mr({radiusTop:i,radiusBottom:i,radialSegments:20,heightSegments:1,height:1,openEnded:!1}))},o={red:new ni(s,{diffuse:[1,0,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),green:new ni(s,{diffuse:[0,1,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),blue:new ni(s,{diffuse:[0,0,1],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightRed:new li(s,{edges:!1,fill:!0,fillColor:[1,0,0],fillAlpha:.6})};this._displayMeshes={plane:s.addChild(new Pr(s,{geometry:new ti(s,{primitive:"triangles",positions:[.5,.5,0,.5,-.5,0,-.5,-.5,0,-.5,.5,0,.5,.5,-0,.5,-.5,-0,-.5,-.5,-0,-.5,.5,-0],indices:[0,1,2,2,3,0]}),material:new ni(s,{emissive:[0,0,0],diffuse:[0,0,0],backfaces:!0}),opacity:.6,ghosted:!0,pickable:!1,collidable:!0,clippable:!1,visible:!1,scale:[2.4,2.4,1]}),e),planeFrame:s.addChild(new Pr(s,{geometry:new ti(s,mo({center:[0,0,0],radius:1.7,tube:.02,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new ni(s,{emissive:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],shininess:0}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,.1],rotation:[0,0,45]}),e),center:s.addChild(new Pr(s,{geometry:new ti(s,Er({radius:.05})),material:o.center,pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zAxisArrow:s.addChild(new Pr(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[.8,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zShaft:s.addChild(new Pr(s,{geometry:r.axis,material:o.blue,matrix:function(){const e=d.translateMat4c(0,.5,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),clippable:!1,pickable:!1,collidable:!0,visible:!1}),e)},this._affordanceMeshes={planeFrame:s.addChild(new Pr(s,{geometry:new ti(s,mo({center:[0,0,0],radius:2,tube:i,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new ni(s,{ambient:[1,1,1],diffuse:[0,0,0],emissive:[1,1,0]}),highlighted:!0,highlightMaterial:new li(s,{edges:!1,filled:!0,fillColor:[1,1,0],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,1],rotation:[0,0,45]}),e),zAxisArrow:s.addChild(new Pr(s,{geometry:r.arrowHeadBig,material:o.blue,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[.8,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e)}}_bindEvents(){const e=this._rootNode,t=d.vec2(),i=this._viewer.camera,s=this._viewer.scene;let r=0,o=!1;{const t=d.vec3([0,0,0]);let n=-1;this._onCameraViewMatrix=s.camera.on("viewMatrix",(()=>{})),this._onCameraProjMatrix=s.camera.on("projMatrix",(()=>{})),this._onSceneTick=s.on("tick",(()=>{o=!1;const l=Math.abs(d.lenVec3(d.subVec3(s.camera.eye,this._pos,t)));if(l!==n&&"perspective"===i.projection){const t=.07*(Math.tan(i.perspective.fov*d.DEGTORAD)*l);e.scale=[t,t,t],n=l}if("ortho"===i.projection){const t=i.ortho.scale/10;e.scale=[t,t,t],n=l}0!==r&&(a(r),r=0)}))}const n=function(){const e=new Float64Array(2);return function(t){if(t){for(var i=t.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-s,e[1]=t.pageY-r}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),a=e=>{const t=this._sectionPlane.pos,i=this._sectionPlane.dir;d.addVec3(t,d.mulVec3Scalar(i,.1*e*this._plugin.getDragSensitivity(),d.vec3())),this._sectionPlane.pos=t};{let e=!1;this._plugin._controlElement.addEventListener("mousedown",this._canvasMouseDownListener=i=>{if(i.preventDefault(),this._visible&&(this._viewer.cameraControl.pointerEnabled=!1,1===i.which)){e=!0;var s=n(i);t[0]=s[0],t[1]=s[1]}}),this._plugin._controlElement.addEventListener("mousemove",this._canvasMouseMoveListener=i=>{if(!this._visible)return;if(!e)return;if(o)return;var s=n(i);const r=s[0],l=s[1];a(l-t[1]),t[0]=r,t[1]=l}),this._plugin._controlElement.addEventListener("mouseup",this._canvasMouseUpListener=t=>{this._visible&&(this._viewer.cameraControl.pointerEnabled=!0,e&&(t.which,e=!1))}),this._plugin._controlElement.addEventListener("wheel",this._canvasWheelListener=e=>{this._visible&&(r+=Math.max(-1,Math.min(1,40*-e.deltaY)))})}{let e,t,i=null;this._plugin._controlElement.addEventListener("touchstart",this._handleTouchStart=t=>{t.stopPropagation(),t.preventDefault(),this._visible&&(e=t.touches[0].clientY,i=e,r=0)}),this._plugin._controlElement.addEventListener("touchmove",this._handleTouchMove=e=>{e.stopPropagation(),e.preventDefault(),this._visible&&(o||(o=!0,t=e.touches[0].clientY,null!==i&&(r+=t-i),i=t))}),this._plugin._controlElement.addEventListener("touchend",this._handleTouchEnd=i=>{i.stopPropagation(),i.preventDefault(),this._visible&&(e=null,t=null,r=0)})}}_destroy(){this._unbindEvents(),this._destroyNodes()}_unbindEvents(){const e=this._viewer,t=e.scene,i=t.canvas.canvas,s=e.camera,r=this._plugin._controlElement;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),r.removeEventListener("touchstart",this._handleTouchStart),r.removeEventListener("touchmove",this._handleTouchMove),r.removeEventListener("touchend",this._handleTouchEnd),s.off(this._onCameraViewMatrix),s.off(this._onCameraProjMatrix)}_destroyNodes(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}class bC{constructor(e,t,i){this.id=i.id,this._sectionPlane=i,this._mesh=new Pr(t,{id:i.id,geometry:new ti(t,ii({xSize:.5,ySize:.5,zSize:.001})),material:new ni(t,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new hi(t,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new li(t,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new li(t,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});{const e=d.vec3([0,0,0]),t=d.vec3(),i=d.vec3([0,0,1]),s=d.vec4(4),r=d.vec3(),o=()=>{const o=this._sectionPlane.scene.center,n=[-this._sectionPlane.dir[0],-this._sectionPlane.dir[1],-this._sectionPlane.dir[2]];d.subVec3(o,this._sectionPlane.pos,e);const a=-d.dotVec3(n,e);d.normalizeVec3(n),d.mulVec3Scalar(n,a,t);const l=d.vec3PairToQuaternion(i,this._sectionPlane.dir,s);r[0]=.1*t[0],r[1]=.1*t[1],r[2]=.1*t[2],this._mesh.quaternion=l,this._mesh.position=r};this._onSectionPlanePos=this._sectionPlane.on("pos",o),this._onSectionPlaneDir=this._sectionPlane.on("dir",o)}this._highlighted=!1,this._selected=!1}setHighlighted(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}getHighlighted(){return this._highlighted}setSelected(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}getSelected(){return this._selected}destroy(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}class yC{constructor(e,t){if(!(t.onHoverEnterPlane&&t.onHoverLeavePlane&&t.onClickedNothing&&t.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=e,this._viewer=e.viewer,this._onHoverEnterPlane=t.onHoverEnterPlane,this._onHoverLeavePlane=t.onHoverLeavePlane,this._onClickedNothing=t.onClickedNothing,this._onClickedPlane=t.onClickedPlane,this._visible=!0,this._planes={},this._canvas=t.overviewCanvas,this._scene=new bi(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new Ht(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new Ht(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new Ht(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;{const e=this._scene.camera,t=d.rotationMat4c(-90*d.DEGTORAD,1,0,0),i=d.vec3(),s=d.vec3(),r=d.vec3();this._synchCamera=()=>{const o=this._viewer.camera.eye,n=this._viewer.camera.look,a=this._viewer.camera.up;d.mulVec3Scalar(d.normalizeVec3(d.subVec3(o,n,i)),7),this._zUp?(d.transformVec3(t,i,s),d.transformVec3(t,a,r),e.look=[0,0,0],e.eye=d.transformVec3(t,i,s),e.up=d.transformPoint3(t,a,r)):(e.look=[0,0,0],e.eye=i,e.up=a)}}this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(e=>{this._scene.camera.perspective.fov=e}));var i=null;this._onInputMouseMove=this._scene.input.on("mousemove",(e=>{const t=this._scene.pick({canvasPos:e});if(t){if(!i||t.entity.id!==i.id){if(i){this._planes[i.id]&&this._onHoverLeavePlane(i.id)}i=t.entity;this._planes[i.id]&&this._onHoverEnterPlane(i.id)}}else i&&(this._onHoverLeavePlane(i.id),i=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=()=>{if(i){this._planes[i.id]&&this._onClickedPlane(i.id)}else this._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=()=>{i&&(this._onHoverLeavePlane(i.id),i=null)}),this.setVisible(t.overviewVisible)}addSectionPlane(e){this._planes[e.id]=new bC(this,this._scene,e)}setPlaneHighlighted(e,t){const i=this._planes[e];i&&i.setHighlighted(t)}setPlaneSelected(e,t){const i=this._planes[e];i&&i.setSelected(t)}removeSectionPlane(e){const t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}setVisible(e=!0){this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}getVisible(){return this._visible}destroy(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}const xC=d.AABB3(),BC=d.vec3();class wC extends z{constructor(e,t={}){if(super("FaceAlignedSectionPlanesPlugin",e),this._freeControls=[],this._sectionPlanes=e.scene.sectionPlanes,this._controls={},this._shownControlId=null,this._dragSensitivity=t.dragSensitivity||1,null!==t.overviewCanvasId&&void 0!==t.overviewCanvasId){const e=document.getElementById(t.overviewCanvasId);e?this._overview=new yC(this,{overviewCanvas:e,visible:t.overviewVisible,onHoverEnterPlane:e=>{this._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:e=>{this._overview.setPlaneHighlighted(e,!1)},onClickedPlane:e=>{if(this.getShownControl()===e)return void this.hideControl();this.showControl(e);const t=this.sectionPlanes[e].pos;xC.set(this.viewer.scene.aabb),d.getAABB3Center(xC,BC),xC[0]+=t[0]-BC[0],xC[1]+=t[1]-BC[1],xC[2]+=t[2]-BC[2],xC[3]+=t[0]-BC[0],xC[4]+=t[1]-BC[1],xC[5]+=t[2]-BC[2],this.viewer.cameraFlight.flyTo({aabb:xC,fitFOV:65})},onClickedNothing:()=>{this.hideControl()}}):this.warn("Can't find overview canvas: '"+t.overviewCanvasId+"' - will create plugin without overview")}null===t.controlElementId||void 0===t.controlElementId?this.error("Parameter expected: controlElementId"):(this._controlElement=document.getElementById(t.controlElementId),this._controlElement||this.warn("Can't find control element: '"+t.controlElementId+"' - will create plugin without control element")),this._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(e=>{this._sectionPlaneCreated(e)}))}setDragSensitivity(e){this._dragSensitivity=e||1}getDragSensitivity(){return this._dragSensitivity}setOverviewVisible(e){this._overview&&this._overview.setVisible(e)}getOverviewVisible(){if(this._overview)return this._overview.getVisible()}get sectionPlanes(){return this._sectionPlanes}createSectionPlane(e={}){void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);return new Sr(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0})}_sectionPlaneCreated(e){const t=this._freeControls.length>0?this._freeControls.pop():new vC(this);t._setSectionPlane(e),t.setVisible(!1),this._controls[e.id]=t,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(()=>{this._sectionPlaneDestroyed(e)}))}flipSectionPlanes(){const e=this.viewer.scene.sectionPlanes;for(let t in e){e[t].flipDir()}}showControl(e){const t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}getShownControl(){return this._shownControlId}hideControl(){for(let e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}destroySectionPlane(e){let t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}_sectionPlaneDestroyed(e){this._overview&&this._overview.removeSectionPlane(e);const t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}clear(){const e=Object.keys(this._sectionPlanes);for(let t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}send(e,t){switch(e){case"snapshotStarting":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!0);break;case"snapshotFinished":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}destroy(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),super.destroy()}_destroyFreeControls(){let e=this._freeControls.pop();for(;e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}}class PC extends z{constructor(e){super("skyboxes",e),this.skyboxes={}}send(e,t){if("clear"===e)this.clear()}createSkybox(e,t){if(this.viewer.scene.components[e])return this.error("Component with this ID already exists: "+e),this;var i=new qu(this.viewer.scene,{id:e,pos:t.pos,dir:t.dir,active:!0});return this.skyboxes[e]=i,i}destroySkybox(e){var t=this.skyboxes[e];t?t.destroy():this.error("Skybox not found: "+e)}clear(){for(var e=Object.keys(this.viewer.scene.skyboxes),t=0,i=e.length;t<i;t++)this.destroySkybox(e[t])}destroy(){this.clear(),super.clear()}}class CC{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getSTL(e,t,i){e=this._cacheBusterURL(e);const s=new XMLHttpRequest;s.overrideMimeType("application/json"),s.open("GET",e,!0),s.responseType="arraybuffer",s.onreadystatechange=function(){4===s.readyState&&(200===s.status?t(s.response):i(s.statusText))},s.send(null)}}const MC=d.vec3();class EC{load(e,t,i,s,r,o){s=s||{};const n=e.viewer.scene.canvas.spinner;n.processes++,e.dataSource.getSTL(i,(function(i){!function(e,t,i,s){try{const r=RC(i);FC(r)?IC(e,r,t,s):DC(e,TC(i),t,s)}catch(e){t.fire("error",e)}}(e,t,i,s);try{const o=RC(i);FC(o)?IC(e,o,t,s):DC(e,TC(i),t,s),n.processes--,I.scheduleTask((function(){t.fire("loaded",!0,!1)})),r&&r()}catch(i){n.processes--,e.error(i),o&&o(i),t.fire("error",i)}}),(function(i){n.processes--,e.error(i),o&&o(i),t.fire("error",i)}))}parse(e,t,i,s){const r=e.viewer.scene.canvas.spinner;r.processes++;try{const o=RC(i);FC(o)?IC(e,o,t,s):DC(e,TC(i),t,s),r.processes--,I.scheduleTask((function(){t.fire("loaded",!0,!1)}))}catch(e){r.processes--,t.fire("error",e)}}}function FC(e){const t=new DataView(e);if(84+50*t.getUint32(80,!0)===t.byteLength)return!0;const i=[115,111,108,105,100];for(var s=0;s<5;s++)if(i[s]!==t.getUint8(s,!1))return!0;return!1}function IC(e,t,i,s){const r=new DataView(t),o=r.getUint32(80,!0);let n,a,l,A,h,c,u,d=!1,p=null,f=null,g=null,m=!1;for(let e=0;e<70;e++)1129270351===r.getUint32(e,!1)&&82===r.getUint8(e+4)&&61===r.getUint8(e+5)&&(d=!0,A=[],h=r.getUint8(e+6)/255,c=r.getUint8(e+7)/255,u=r.getUint8(e+8)/255,r.getUint8(e+9));const _=new Wr(i,{roughness:.5});let v=[],b=[],y=s.splitMeshes;for(let e=0;e<o;e++){let t=84+50*e,o=r.getFloat32(t,!0),x=r.getFloat32(t+4,!0),B=r.getFloat32(t+8,!0);if(d){let e=r.getUint16(t+48,!0);0==(32768&e)?(n=(31&e)/31,a=(e>>5&31)/31,l=(e>>10&31)/31):(n=h,a=c,l=u),(y&&n!==p||a!==f||l!==g)&&(null!==p&&(m=!0),p=n,f=a,g=l)}for(let e=1;e<=3;e++){let i=t+12*e;v.push(r.getFloat32(i,!0)),v.push(r.getFloat32(i+4,!0)),v.push(r.getFloat32(i+8,!0)),b.push(o,x,B),d&&A.push(n,a,l,1)}y&&m&&(SC(i,v,b,A,_,s),v=[],b=[],A=A?[]:null,m=!1)}v.length>0&&SC(i,v,b,A,_,s)}function DC(e,t,i,s){const r=/facet([\s\S]*?)endfacet/g;let o=0;const n=/[\s]+([+-]?(?:\d+.\d+|\d+.|\d+|.\d+)(?:[eE][+-]?\d+)?)/.source,a=new RegExp("vertex"+n+n+n,"g"),l=new RegExp("normal"+n+n+n,"g"),A=[],h=[];let c,u,d,p,f,g,m;for(;null!==(p=r.exec(t));){for(f=0,g=0,m=p[0];null!==(p=l.exec(m));)c=parseFloat(p[1]),u=parseFloat(p[2]),d=parseFloat(p[3]),g++;for(;null!==(p=a.exec(m));)A.push(parseFloat(p[1]),parseFloat(p[2]),parseFloat(p[3])),h.push(c,u,d),f++;1!==g&&e.error("Error in normal of face "+o),3!==f&&e.error("Error in positions of face "+o),o++}SC(i,A,h,null,new Wr(i,{roughness:.5}),s)}function SC(e,t,i,s,r,o){const n=new Int32Array(t.length/3);for(let e=0,t=n.length;e<t;e++)n[e]=e;i=i&&i.length>0?i:null,s=s&&s.length>0?s:null,o.smoothNormals&&d.faceToVertexNormals(t,i,o);const a=MC;q(t,t,a);const l=new ti(e,{primitive:"triangles",positions:t,normals:i,colors:s,indices:n}),A=new Pr(e,{origin:0!==a[0]||0!==a[1]||0!==a[2]?a:null,geometry:l,material:r,edges:o.edges});e.addChild(A)}function TC(e){return"string"!=typeof e?function(e){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(e);let t="";for(let i=0,s=e.length;i<s;i++)t+=String.fromCharCode(e[i]);return decodeURIComponent(escape(t))}(new Uint8Array(e)):e}function RC(e){if("string"==typeof e){const t=new Uint8Array(e.length);for(let i=0;i<e.length;i++)t[i]=255&e.charCodeAt(i);return t.buffer||t}return e}class LC extends z{constructor(e,t={}){super("STLLoader",e,t),this._sceneGraphLoader=new EC,this.dataSource=t.dataSource}set dataSource(e){this._dataSource=e||new CC}get dataSource(){return this._dataSource}load(e){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new Hr(this.viewer.scene,y.apply(e,{isModel:!0})),i=e.src,s=e.stl;return i||s?(i?this._sceneGraphLoader.load(this,t,i,e):this._sceneGraphLoader.parse(this,t,s,e),t):(this.error("load() param expected: either 'src' or 'stl'"),t)}}class UC{createRootNode(){return document.createElement("ul")}createNodeElement(e,t,i,s,r){const o=document.createElement("li");if(o.id=e.nodeId,e.xrayed&&o.classList.add("xrayed-node"),e.children.length>0){const i=document.createElement("a");i.href="#",i.id=`switch-${e.nodeId}`,i.textContent="+",i.classList.add("plus"),t&&i.addEventListener("click",t),o.appendChild(i)}const n=document.createElement("input");n.id=`checkbox-${e.nodeId}`,n.type="checkbox",n.checked=e.checked,n.style["pointer-events"]="all",i&&n.addEventListener("change",i),o.appendChild(n);const a=document.createElement("span");return a.textContent=e.title,o.appendChild(a),s&&(a.oncontextmenu=s),r&&(a.onclick=r),o}createDisabledNodeElement(e){const t=document.createElement("li"),i=document.createElement("a");i.href="#",i.textContent="!",i.classList.add("warn"),i.classList.add("warning"),t.appendChild(i);const s=document.createElement("span");return s.textContent=e,t.appendChild(s),t}addChildren(e,t){const i=document.createElement("ul");t.forEach((e=>{i.appendChild(e)})),e.parentElement.appendChild(i)}expand(e,t,i){e.classList.remove("plus"),e.classList.add("minus"),e.textContent="-",e.removeEventListener("click",t),e.addEventListener("click",i)}collapse(e,t,i){if(!e)return;const s=e.parentElement;if(!s)return;const r=s.querySelector("ul");r&&(s.removeChild(r),e.classList.remove("minus"),e.classList.add("plus"),e.textContent="+",e.removeEventListener("click",i),e.addEventListener("click",t))}isExpanded(e){return void 0!==e.parentElement.getElementsByTagName("li")[0]}getId(e){return e.parentElement.id}getIdFromCheckbox(e){return e.id.replace("checkbox-","")}getSwitchElement(e){return document.getElementById(`switch-${e}`)}isChecked(e){return e.checked}setCheckbox(e,t,i=!1){const s=document.getElementById(`checkbox-${e}`);s&&(t!==s.checked&&(s.checked=t),i!==s.indeterminate&&(s.indeterminate=i,i&&(s.checked=!1)))}setXRayed(e,t){const i=document.getElementById(e);i&&(t?i.classList.add("xrayed-node"):i.classList.remove("xrayed-node"))}setHighlighted(e,t){const i=document.getElementById(e);i&&(t?(i.scrollIntoView({block:"center"}),i.classList.add("highlighted-node")):i.classList.remove("highlighted-node"))}}const OC=[];class kC extends z{constructor(e,t={}){super("TreeViewPlugin",e),this.errors=[],this.valid=!0;const i=t.containerElement||document.getElementById(t.containerElementId);if(i instanceof HTMLElement){for(let e=0;;e++)if(!OC[e]){OC[e]=this,this._index=e,this._id=`tree-${e}`;break}if(this._containerElement=i,this._metaModels={},this._autoAddModels=!1!==t.autoAddModels,this._autoExpandDepth=t.autoExpandDepth||0,this._sortNodes=!1!==t.sortNodes,this._viewer=e,this._rootElement=null,this._muteSceneEvents=!1,this._muteTreeEvents=!1,this._rootNodes=[],this._objectNodes={},this._nodeNodes={},this._rootNames={},this._sortNodes=t.sortNodes,this._pruneEmptyNodes=t.pruneEmptyNodes,this._showListItemElementId=null,this._renderService=t.renderService||new UC,this._showIndeterminate=t.showIndeterminate??!1,!this._renderService)throw new Error("TreeViewPlugin: no render service set");if(this._containerElement.oncontextmenu=e=>{e.preventDefault()},this._onObjectVisibility=this._viewer.scene.on("objectVisibility",(e=>{if(this._muteSceneEvents)return;const t=e.id,i=this._objectNodes[t];if(!i)return;const s=e.visible;if(!(s!==i.checked))return;this._muteTreeEvents=!0,i.checked=s,s?i.numVisibleEntities++:i.numVisibleEntities--,this._renderService.setCheckbox(i.nodeId,s);let r=i.parent;for(;r;){r.checked=s,s?r.numVisibleEntities++:r.numVisibleEntities--;const e=this._showIndeterminate&&r.numVisibleEntities>0&&r.numVisibleEntities<r.numEntities;this._renderService.setCheckbox(r.nodeId,r.numVisibleEntities>0,e),r=r.parent}this._muteTreeEvents=!1})),this._onObjectXrayed=this._viewer.scene.on("objectXRayed",(e=>{if(this._muteSceneEvents)return;const t=e.id,i=this._objectNodes[t];if(!i)return;this._muteTreeEvents=!0;const s=e.xrayed;s!==i.xrayed&&(i.xrayed=s,this._renderService.setXRayed(i.nodeId,s),this._muteTreeEvents=!1)})),this._switchExpandHandler=e=>{e.preventDefault(),e.stopPropagation();const t=e.target;this._expandSwitchElement(t)},this._switchCollapseHandler=e=>{e.preventDefault(),e.stopPropagation();const t=e.target;this._collapseSwitchElement(t)},this._checkboxChangeHandler=e=>{if(this._muteTreeEvents)return;this._muteSceneEvents=!0;const t=e.target,i=this._renderService.isChecked(t),s=this._renderService.getIdFromCheckbox(t),r=this._nodeNodes[s],o=this._viewer.scene.objects;let n=0;this._withNodeTree(r,(e=>{const t=e.objectId,s=o[t],r=0===e.children.length;e.numVisibleEntities=i?e.numEntities:0,r&&i!==e.checked&&n++,e.checked=i,this._renderService.setCheckbox(e.nodeId,i),s&&(s.visible=i)}));let a=r.parent;for(;a;){a.checked=i,i?a.numVisibleEntities+=n:a.numVisibleEntities-=n;const e=this._showIndeterminate&&a.numVisibleEntities>0&&a.numVisibleEntities<a.numEntities;this._renderService.setCheckbox(a.nodeId,a.numVisibleEntities>0,e),a=a.parent}this._muteSceneEvents=!1},this._hierarchy=t.hierarchy||"containment",this._autoExpandDepth=t.autoExpandDepth||0,this._autoAddModels){const e=Object.keys(this.viewer.metaScene.metaModels);for(let t=0,i=e.length;t<i;t++){const i=e[t];this.viewer.metaScene.metaModels[i].finalized&&this.addModel(i)}this.viewer.scene.on("modelLoaded",(e=>{this.viewer.metaScene.metaModels[e]&&this.addModel(e)}))}this.hierarchy=t.hierarchy}else this.error("Mandatory config expected: valid containerElementId or containerElement")}set hierarchy(e){"containment"!==(e=e||"containment")&&"storeys"!==e&&"types"!==e&&(this.error("Unsupported value for `hierarchy' - defaulting to 'containment'"),e="containment"),this._hierarchy!==e&&(this._hierarchy=e,this._createNodes())}get hierarchy(){return this._hierarchy}addModel(e,t={}){if(!this._containerElement)return;const i=this.viewer.scene.models[e];if(!i)throw"Model not found: "+e;const s=this.viewer.metaScene.metaModels[e];s?this._metaModels[e]?this.warn("Model already added: "+e):(this._metaModels[e]=s,t&&t.rootName&&(this._rootNames[e]=t.rootName),i.on("destroyed",(()=>{this.removeModel(i.id)})),this._createNodes()):this.error("MetaModel not found: "+e)}removeModel(e){if(!this._containerElement)return;this._metaModels[e]&&(this._rootNames[e]&&delete this._rootNames[e],delete this._metaModels[e],this._createNodes())}showNode(e){this.unShowNode();const t=this._objectNodes[e];if(!t)return;this.collapse();const i=t.nodeId,s=this._renderService.getSwitchElement(i);if(s)return this._expandSwitchElement(s),s.scrollIntoView(),!0;const r=[];r.unshift(t);let o=t.parent;for(;o;)r.unshift(o),o=o.parent;for(let e=0,t=r.length;e<t;e++){const t=this._renderService.getSwitchElement(r[e].nodeId);t&&this._expandSwitchElement(t)}this._renderService.setHighlighted(i,!0),this._showListItemElementId=i}unShowNode(){this._showListItemElementId&&(this._renderService.setHighlighted(this._showListItemElementId,!1),this._showListItemElementId=null)}expandToDepth(e){this.collapse();const t=(i,s)=>{if(s===e)return;const r=this._renderService.getSwitchElement(i.nodeId);if(r){this._expandSwitchElement(r);const e=i.children;for(var o=0,n=e.length;o<n;o++){const i=e[o];t(i,s+1)}}};for(let e=0,i=this._rootNodes.length;e<i;e++){const i=this._rootNodes[e];t(i,0)}}collapse(){for(let e=0,t=this._rootNodes.length;e<t;e++){const t=this._rootNodes[e].nodeId;this._collapseNode(t)}}withNodeTree(e,t){t(e);const i=e.children;if(i)for(let e=0,s=i.length;e<s;e++)this.withNodeTree(i[e],t)}destroy(){this._containerElement&&(this._metaModels={},this._rootElement&&!this._destroyed&&(this._rootElement.parentNode.removeChild(this._rootElement),this._viewer.scene.off(this._onObjectVisibility),this._destroyed=!0),delete OC[this._index],super.destroy())}_createNodes(){this._rootElement&&(this._rootElement.parentNode.removeChild(this._rootElement),this._rootElement=null),this._rootNodes=[],this._objectNodes={},this._nodeNodes={},this._validate(),this.valid||"storeys"!==this._hierarchy?this._createEnabledNodes():this._createDisabledNodes()}_validate(){if(this.errors=[],"storeys"===this._hierarchy)this.valid=this._validateMetaModelForStoreysHierarchy();else this.valid=this._rootNodes.length>0;return this.valid}_validateMetaModelForStoreysHierarchy(e=0,t,i){return!0}_createEnabledNodes(){switch(this._pruneEmptyNodes&&this._findEmptyNodes(),this._hierarchy){case"storeys":this._createStoreysNodes(),0===this._rootNodes.length&&this.error("Failed to build storeys hierarchy");break;case"types":this._createTypesNodes();break;default:this._createContainmentNodes()}this._sortNodes&&this._doSortNodes(),this._synchNodesToEntities(),this._createTrees(),this.expandToDepth(this._autoExpandDepth)}_createDisabledNodes(){const e=this._renderService.createRootNode();this._rootElement=e,this._containerElement.appendChild(e);const t=this._viewer.metaScene.rootMetaObjects;for(let i in t){const s=t[i],r=s.type,o=s.name,n=o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r,a=this._renderService.createDisabledNodeElement(n);e.appendChild(a)}}_findEmptyNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._findEmptyNodes2(e[t])}_findEmptyNodes2(e,t=0){const i=this.viewer.scene,s=e.children,r=e.id,o=i.objects[r];if(e._countEntities=0,o&&e._countEntities++,s)for(let t=0,i=s.length;t<i;t++){const i=s[t];i._countEntities=this._findEmptyNodes2(i),e._countEntities+=i._countEntities}return e._countEntities}_createStoreysNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._createStoreysNodes2(e[t],null,null,null)}_createStoreysNodes2(e,t,i,s){if(this._pruneEmptyNodes&&0===e._countEntities)return;const r=e.type,o=e.name,n=e.children,a=e.id;if("IfcBuilding"===r)t={nodeId:`${this._id}-${a}`,objectId:a,title:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||(o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r),type:r,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t;else if("IfcBuildingStorey"===r){if(!t)return void this.error("Failed to build storeys hierarchy for model - model does not have an IfcBuilding object, or is not an IFC model");i={nodeId:`${this._id}-${a}`,objectId:a,title:o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r,type:r,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(i),this._objectNodes[i.objectId]=i,this._nodeNodes[i.nodeId]=i,s={}}else if(i){if(this._viewer.scene.objects[a]){let e=(s=s||{})[r];e||(e={nodeId:`${this._id}-${i.objectId}-${r}`,objectId:`${i.objectId}-${r}`,title:r,type:r,parent:i,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},i.children.push(e),this._objectNodes[e.objectId]=e,this._nodeNodes[e.nodeId]=e,s[r]=e);const t={nodeId:`${this._id}-${a}`,objectId:a,title:o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r,type:r,parent:e,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};e.children.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t}}if(n)for(let e=0,r=n.length;e<r;e++){const r=n[e];this._createStoreysNodes2(r,t,i,s)}}_createTypesNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._createTypesNodes2(e[t],null,null)}_createTypesNodes2(e,t,i){if(this._pruneEmptyNodes&&0===e._countEntities)return;const s=e.type,r=e.name,o=e.children,n=e.id;if(e.parent){if(t){if(this._viewer.scene.objects[n]){let e=i[s];e||(e={nodeId:`${this._id}-${t.objectId}-${s}`,objectId:`${t.objectId}-${s}`,title:s,type:s,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(e),this._objectNodes[e.objectId]=e,this._nodeNodes[e.nodeId]=e,i[s]=e);const o={nodeId:`${this._id}-${n}`,objectId:n,title:r&&""!==r&&"Default"!==r?r:s,type:s,parent:e,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};e.children.push(o),this._objectNodes[o.objectId]=o,this._nodeNodes[o.nodeId]=o}}}else t={nodeId:`${this._id}-${n}`,objectId:n,title:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||(r&&""!==r&&"Undefined"!==r&&"Default"!==r?r:s),type:s,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t,i={};if(o)for(let e=0,s=o.length;e<s;e++){const s=o[e];this._createTypesNodes2(s,t,i)}}_createContainmentNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._createContainmentNodes2(e[t],null)}_createContainmentNodes2(e,t){if(this._pruneEmptyNodes&&0===e._countEntities)return;const i=e.type,s=e.name||i,r=e.children,o=e.id,n={nodeId:`${this._id}-${o}`,objectId:o,title:t?s&&""!==s&&"Undefined"!==s&&"Default"!==s?s:i:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||s,type:i,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};if(t?t.children.push(n):this._rootNodes.push(n),this._objectNodes[n.objectId]=n,this._nodeNodes[n.nodeId]=n,r)for(let e=0,t=r.length;e<t;e++){const t=r[e];this._createContainmentNodes2(t,n)}}_doSortNodes(){for(let e=0,t=this._rootNodes.length;e<t;e++){const t=this._rootNodes[e];this._sortChildren(t)}}_sortChildren(e){const t=e.children;if(!t||0===t.length)return;const i=t[0];"storeys"===this._hierarchy&&"IfcBuildingStorey"===i.type?t.sort(this._getSpatialSortFunc()):t.sort(this._alphaSortFunc);for(let e=0,i=t.length;e<i;e++){const i=t[e];this._sortChildren(i)}}_getSpatialSortFunc(){const e=this.viewer,t=e.scene,i=t.camera,s=e.metaScene;return this._spatialSortFunc||(this._spatialSortFunc=(e,r)=>{e.aabb&&r.aabb||(e.aabb||(e.aabb=t.getAABB(s.getObjectIDsInSubtree(e.objectId))),r.aabb||(r.aabb=t.getAABB(s.getObjectIDsInSubtree(r.objectId))));let o=0;return o=i.xUp?0:i.yUp?1:2,e.aabb[o]>r.aabb[o]?-1:e.aabb[o]<r.aabb[o]?1:0})}_alphaSortFunc(e,t){const i=e.title.toUpperCase(),s=t.title.toUpperCase();return i<s?-1:i>s?1:0}_synchNodesToEntities(){const e=Object.keys(this.viewer.metaScene.metaObjects),t=this._viewer.metaScene.metaObjects,i=this._viewer.scene.objects;for(let s=0,r=e.length;s<r;s++){const r=e[s];if(t[r]){const e=this._objectNodes[r];if(e){const t=i[r];if(t){const i=t.visible;e.numEntities=1,e.xrayed=t.xrayed,i?(e.numVisibleEntities=1,e.checked=!0):(e.numVisibleEntities=0,e.checked=!1);let s=e.parent;for(;s;)s.numEntities++,i&&(s.numVisibleEntities++,s.checked=!0),s=s.parent}}}}}_withNodeTree(e,t){t(e);const i=e.children;if(i)for(let e=0,s=i.length;e<s;e++)this._withNodeTree(i[e],t)}_createTrees(){if(0===this._rootNodes.length)return;const e=this._rootNodes.map((e=>this._createNodeElement(e))),t=this._renderService.createRootNode();e.forEach((e=>{t.appendChild(e)})),this._containerElement.appendChild(t),this._rootElement=t}_createNodeElement(e){return this._renderService.createNodeElement(e,this._switchExpandHandler,this._checkboxChangeHandler,(t=>{this.fire("contextmenu",{event:t,viewer:this._viewer,treeViewPlugin:this,treeViewNode:e}),t.preventDefault()}),(t=>{this.fire("nodeTitleClicked",{event:t,viewer:this._viewer,treeViewPlugin:this,treeViewNode:e}),t.preventDefault()}))}_expandSwitchElement(e){if(this._renderService.isExpanded(e))return;const t=this._renderService.getId(e),i=this._nodeNodes[t].children.map((e=>this._createNodeElement(e)));this._renderService.addChildren(e,i),this._renderService.expand(e,this._switchExpandHandler,this._switchCollapseHandler)}_collapseNode(e){const t=this._renderService.getSwitchElement(e);this._collapseSwitchElement(t)}_collapseSwitchElement(e){this._renderService.collapse(e,this._switchExpandHandler,this._switchCollapseHandler)}}class NC{constructor(e){this._scene=e,this._objects=[],this._objectsViewCulled=[],this._objectsDetailCulled=[],this._objectsChanged=[],this._objectsChangedList=[],this._modelInfos={},this._numObjects=0,this._lenObjectsChangedList=0,this._dirty=!0,this._onModelLoaded=e.on("modelLoaded",(t=>{const i=e.models[t];i&&this._addModel(i)})),this._onTick=e.on("tick",(()=>{this._dirty&&this._build(),this._applyChanges()}))}_addModel(e){const t={model:e,onDestroyed:e.on("destroyed",(()=>{this._removeModel(e)}))};this._modelInfos[e.id]=t,this._dirty=!0}_removeModel(e){const t=this._modelInfos[e.id];t&&(t.model.off(t.onDestroyed),delete this._modelInfos[e.id],this._dirty=!0)}_build(){if(!this._dirty)return;this._applyChanges();const e=this._scene.objects;for(let e=0;e<this._numObjects;e++)this._objects[e]=null;this._numObjects=0;for(let t in e){const i=e[t];this._objects[this._numObjects++]=i}this._lenObjectsChangedList=0,this._dirty=!1}_applyChanges(){if(this._lenObjectsChangedList>0){for(let e=0;e<this._lenObjectsChangedList;e++){const t=this._objectsChangedList[e],i=this._objects[t],s=this._objectsViewCulled[t],r=this._objectsDetailCulled[t],o=s||r;i.culled=o,this._objectsChanged[t]=!1}this._lenObjectsChangedList=0}}get objects(){return this._dirty&&this._build(),this._objects}get numObjects(){return this._dirty&&this._build(),this._numObjects}setObjectViewCulled(e,t){this._dirty&&this._build(),this._objectsViewCulled[e]!==t&&(this._objectsViewCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}setObjectDetailCulled(e,t){this._dirty&&this._build(),this._objectsDetailCulled[e]!==t&&(this._objectsDetailCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}_destroy(){this._clear(),this._scene.off(this._onModelLoaded),this._scene.off(this._onTick)}_clear(){for(let e in this._modelInfos){const t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._dirty=!0}}const QC={};const VC=new Float32Array(3);class HC extends z{constructor(e,t={}){super("ViewCull",e),this._objectCullStates=function(e){const t=e.id;let i=QC[t];return i||(i=new NC(e),QC[t]=i,e.on("destroyed",(()=>{delete 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a=o.slice();if(a[n+3]=(o[n]+o[n+3])/2,e.left={aabb:a,intersection:N.INTERSECT},d.containsAABB3(a,r))return void this._insertEntityIntoKDTree(e.left,t,i,s+1)}if(!e.right){const a=o.slice();if(a[n]=(o[n]+o[n+3])/2,e.right={aabb:a,intersection:N.INTERSECT},d.containsAABB3(a,r))return void this._insertEntityIntoKDTree(e.right,t,i,s+1)}e.objects=e.objects||[],e.objects.push(i),d.expandAABB3(e.aabb,r)}_visitKDNode(e,t=N.INTERSECT){if(t!==N.INTERSECT&&e.intersects===t)return;t===N.INTERSECT&&(t=V(this._frustum,e.aabb),e.intersects=t);const i=t===N.OUTSIDE,s=e.objects;if(s&&s.length>0)for(let e=0,t=s.length;e<t;e++){const t=s[e];this._objectCullStates.setObjectViewCulled(t,i)}e.left&&this._visitKDNode(e.left,t),e.right&&this._visitKDNode(e.right,t)}send(e,t){}destroy(){super.destroy(),this._clear();const e=this.viewer.scene,t=e.camera;e.off(this._onModelLoaded),e.off(this._onSceneTick),t.off(this._onViewMatrix),t.off(this._onProjMatrix)}_clear(){for(let e in this._modelInfos){const t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._kdRoot=null,this._kdTreeDirty=!0}}class jC{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getManifest(e,t,i){y.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}getMetaModel(e,t,i){y.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}getXKT(e,t,i){var s=()=>{};t=t||s,i=i||s;const r=e.match(/^data:(.*?)(;base64)?,(.*)$/);if(r){const e=!!r[2];var o=r[3];o=window.decodeURIComponent(o),e&&(o=window.atob(o));try{const e=new ArrayBuffer(o.length),i=new Uint8Array(e);for(var n=0;n<o.length;n++)i[n]=o.charCodeAt(n);t(e)}catch(e){i(e)}}else{const s=new XMLHttpRequest;s.open("GET",this._cacheBusterURL(e),!0),s.responseType="arraybuffer",s.onreadystatechange=function(){4===s.readyState&&(200===s.status?t(s.response):i("getXKT error : 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i,s,r=e.max_chain_length,o=e.strstart,n=e.prev_length,a=e.nice_match;const l=e.strstart>e.w_size-Ae?e.strstart-(e.w_size-Ae):0,A=e.window,h=e.w_mask,c=e.prev,u=e.strstart+le;let d=A[o+n-1],p=A[o+n];e.prev_length>=e.good_match&&(r>>=2),a>e.lookahead&&(a=e.lookahead);do{if(i=t,A[i+n]===p&&A[i+n-1]===d&&A[i]===A[o]&&A[++i]===A[o+1]){o+=2,i++;do{}while(A[++o]===A[++i]&&A[++o]===A[++i]&&A[++o]===A[++i]&&A[++o]===A[++i]&&A[++o]===A[++i]&&A[++o]===A[++i]&&A[++o]===A[++i]&&A[++o]===A[++i]&&o<u);if(s=le-(u-o),o=u-le,s>n){if(e.match_start=t,n=s,s>=a)break;d=A[o+n-1],p=A[o+n]}}}while((t=c[t&h])>l&&0!=--r);return n<=e.lookahead?n:e.lookahead},we=e=>{const t=e.w_size;let i,s,r;do{if(s=e.window_size-e.lookahead-e.strstart,e.strstart>=t+(t-Ae)&&(e.window.set(e.window.subarray(t,t+t-s),0),e.match_start-=t,e.strstart-=t,e.block_start-=t,e.insert>e.strstart&&(e.insert=e.strstart),ge(e),s+=t),0===e.strm.avail_in)break;if(i=xe(e.strm,e.window,e.strstart+e.lookahead,s),e.lookahead+=i,e.lookahead+e.insert>=3)for(r=e.strstart-e.insert,e.ins_h=e.window[r],e.ins_h=me(e,e.ins_h,e.window[r+1]);e.insert&&(e.ins_h=me(e,e.ins_h,e.window[r+3-1]),e.prev[r&e.w_mask]=e.head[e.ins_h],e.head[e.ins_h]=r,r++,e.insert--,!(e.lookahead+e.insert<3)););}while(e.lookahead<Ae&&0!==e.strm.avail_in)},Pe=(e,t)=>{let i,s,r,o=e.pending_buf_size-5>e.w_size?e.w_size:e.pending_buf_size-5,n=0,a=e.strm.avail_in;do{if(i=65535,r=e.bi_valid+42>>3,e.strm.avail_out<r)break;if(r=e.strm.avail_out-r,s=e.strstart-e.block_start,i>s+e.strm.avail_in&&(i=s+e.strm.avail_in),i>r&&(i=r),i<o&&(0===i&&t!==K||t===G||i!==s+e.strm.avail_in))break;n=t===K&&i===s+e.strm.avail_in?1:0,Q(e,0,0,n),e.pending_buf[e.pending-4]=i,e.pending_buf[e.pending-3]=i>>8,e.pending_buf[e.pending-2]=~i,e.pending_buf[e.pending-1]=~i>>8,_e(e.strm),s&&(s>i&&(s=i),e.strm.output.set(e.window.subarray(e.block_start,e.block_start+s),e.strm.next_out),e.strm.next_out+=s,e.strm.avail_out-=s,e.strm.total_out+=s,e.block_start+=s,i-=s),i&&(xe(e.strm,e.strm.output,e.strm.next_out,i),e.strm.next_out+=i,e.strm.avail_out-=i,e.strm.total_out+=i)}while(0===n);return a-=e.strm.avail_in,a&&(a>=e.w_size?(e.matches=2,e.window.set(e.strm.input.subarray(e.strm.next_in-e.w_size,e.strm.next_in),0),e.strstart=e.w_size,e.insert=e.strstart):(e.window_size-e.strstart<=a&&(e.strstart-=e.w_size,e.window.set(e.window.subarray(e.w_size,e.w_size+e.strstart),0),e.matches<2&&e.matches++,e.insert>e.strstart&&(e.insert=e.strstart)),e.window.set(e.strm.input.subarray(e.strm.next_in-a,e.strm.next_in),e.strstart),e.strstart+=a,e.insert+=a>e.w_size-e.insert?e.w_size-e.insert:a),e.block_start=e.strstart),e.high_water<e.strstart&&(e.high_water=e.strstart),n?4:t!==G&&t!==K&&0===e.strm.avail_in&&e.strstart===e.block_start?2:(r=e.window_size-e.strstart,e.strm.avail_in>r&&e.block_start>=e.w_size&&(e.block_start-=e.w_size,e.strstart-=e.w_size,e.window.set(e.window.subarray(e.w_size,e.w_size+e.strstart),0),e.matches<2&&e.matches++,r+=e.w_size,e.insert>e.strstart&&(e.insert=e.strstart)),r>e.strm.avail_in&&(r=e.strm.avail_in),r&&(xe(e.strm,e.window,e.strstart,r),e.strstart+=r,e.insert+=r>e.w_size-e.insert?e.w_size-e.insert:r),e.high_water<e.strstart&&(e.high_water=e.strstart),r=e.bi_valid+42>>3,r=e.pending_buf_size-r>65535?65535:e.pending_buf_size-r,o=r>e.w_size?e.w_size:r,s=e.strstart-e.block_start,(s>=o||(s||t===K)&&t!==G&&0===e.strm.avail_in&&s<=r)&&(i=s>r?r:s,n=t===K&&0===e.strm.avail_in&&i===s?1:0,Q(e,e.block_start,i,n),e.block_start+=i,_e(e.strm)),n?3:1)},Ce=(e,t)=>{let i,s;for(;;){if(e.lookahead<Ae){if(we(e),e.lookahead<Ae&&t===G)return 1;if(0===e.lookahead)break}if(i=0,e.lookahead>=3&&(e.ins_h=me(e,e.ins_h,e.window[e.strstart+3-1]),i=e.prev[e.strstart&e.w_mask]=e.head[e.ins_h],e.head[e.ins_h]=e.strstart),0!==i&&e.strstart-i<=e.w_size-Ae&&(e.match_length=Be(e,i)),e.match_length>=3)if(s=H(e,e.strstart-e.match_start,e.match_length-3),e.lookahead-=e.match_length,e.match_length<=e.max_lazy_match&&e.lookahead>=3){e.match_length--;do{e.strstart++,e.ins_h=me(e,e.ins_h,e.window[e.strstart+3-1]),i=e.prev[e.strstart&e.w_mask]=e.head[e.ins_h],e.head[e.ins_h]=e.strstart}while(0!=--e.match_length);e.strstart++}else e.strstart+=e.match_length,e.match_length=0,e.ins_h=e.window[e.strstart],e.ins_h=me(e,e.ins_h,e.window[e.strstart+1]);else s=H(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++;if(s&&(ve(e,!1),0===e.strm.avail_out))return 1}return e.insert=e.strstart<2?e.strstart:2,t===K?(ve(e,!0),0===e.strm.avail_out?3:4):e.sym_next&&(ve(e,!1),0===e.strm.avail_out)?1:2},Me=(e,t)=>{let i,s,r;for(;;){if(e.lookahead<Ae){if(we(e),e.lookahead<Ae&&t===G)return 1;if(0===e.lookahead)break}if(i=0,e.lookahead>=3&&(e.ins_h=me(e,e.ins_h,e.window[e.strstart+3-1]),i=e.prev[e.strstart&e.w_mask]=e.head[e.ins_h],e.head[e.ins_h]=e.strstart),e.prev_length=e.match_length,e.prev_match=e.match_start,e.match_length=2,0!==i&&e.prev_length<e.max_lazy_match&&e.strstart-i<=e.w_size-Ae&&(e.match_length=Be(e,i),e.match_length<=5&&(e.strategy===te||3===e.match_length&&e.strstart-e.match_start>4096)&&(e.match_length=2)),e.prev_length>=3&&e.match_length<=e.prev_length){r=e.strstart+e.lookahead-3,s=H(e,e.strstart-1-e.prev_match,e.prev_length-3),e.lookahead-=e.prev_length-1,e.prev_length-=2;do{++e.strstart<=r&&(e.ins_h=me(e,e.ins_h,e.window[e.strstart+3-1]),i=e.prev[e.strstart&e.w_mask]=e.head[e.ins_h],e.head[e.ins_h]=e.strstart)}while(0!=--e.prev_length);if(e.match_available=0,e.match_length=2,e.strstart++,s&&(ve(e,!1),0===e.strm.avail_out))return 1}else 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Ie(){this.strm=null,this.status=0,this.pending_buf=null,this.pending_buf_size=0,this.pending_out=0,this.pending=0,this.wrap=0,this.gzhead=null,this.gzindex=0,this.method=ae,this.last_flush=-1,this.w_size=0,this.w_bits=0,this.w_mask=0,this.window=null,this.window_size=0,this.prev=null,this.head=null,this.ins_h=0,this.hash_size=0,this.hash_bits=0,this.hash_mask=0,this.hash_shift=0,this.block_start=0,this.match_length=0,this.prev_match=0,this.match_available=0,this.strstart=0,this.match_start=0,this.lookahead=0,this.prev_length=0,this.max_chain_length=0,this.max_lazy_match=0,this.level=0,this.strategy=0,this.good_match=0,this.nice_match=0,this.dyn_ltree=new Uint16Array(1146),this.dyn_dtree=new Uint16Array(122),this.bl_tree=new Uint16Array(78),fe(this.dyn_ltree),fe(this.dyn_dtree),fe(this.bl_tree),this.l_desc=null,this.d_desc=null,this.bl_desc=null,this.bl_count=new Uint16Array(16),this.heap=new Uint16Array(573),fe(this.heap),this.heap_len=0,this.heap_max=0,this.depth=new 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t===J&&((i=e.state).window_size=2*i.w_size,fe(i.head),i.max_lazy_match=Fe[i.level].max_lazy,i.good_match=Fe[i.level].good_length,i.nice_match=Fe[i.level].nice_length,i.max_chain_length=Fe[i.level].max_chain,i.strstart=0,i.block_start=0,i.lookahead=0,i.insert=0,i.match_length=i.prev_length=2,i.match_available=0,i.ins_h=0),t},Re=(e,t,i,s,r,o)=>{if(!e)return Z;let n=1;if(t===ee&&(t=6),s<0?(n=0,s=-s):s>15&&(n=2,s-=16),r<1||r>9||i!==ae||s<8||s>15||t<0||t>9||o<0||o>re||8===s&&1!==n)return de(e,Z);8===s&&(s=9);const a=new Ie;return e.state=a,a.strm=e,a.status=he,a.wrap=n,a.gzhead=null,a.w_bits=s,a.w_size=1<<a.w_bits,a.w_mask=a.w_size-1,a.hash_bits=r+7,a.hash_size=1<<a.hash_bits,a.hash_mask=a.hash_size-1,a.hash_shift=~~((a.hash_bits+3-1)/3),a.window=new Uint8Array(2*a.w_size),a.head=new Uint16Array(a.hash_size),a.prev=new Uint16Array(a.w_size),a.lit_bufsize=1<<r+6,a.pending_buf_size=4*a.lit_bufsize,a.pending_buf=new Uint8Array(a.pending_buf_size),a.sym_buf=a.lit_bufsize,a.sym_end=3*(a.lit_bufsize-1),a.level=t,a.strategy=o,a.method=i,Te(e)};var Le=Re,Ue=(e,t)=>De(e)||2!==e.state.wrap?Z:(e.state.gzhead=t,J),Oe=(e,t)=>{if(De(e)||t>X||t<0)return e?de(e,Z):Z;const i=e.state;if(!e.output||0!==e.avail_in&&!e.input||i.status===ue&&t!==K)return de(e,0===e.avail_out?$:Z);const s=i.last_flush;if(i.last_flush=t,0!==i.pending){if(_e(e),0===e.avail_out)return i.last_flush=-1,J}else if(0===e.avail_in&&pe(t)<=pe(s)&&t!==K)return de(e,$);if(i.status===ue&&0!==e.avail_in)return de(e,$);if(i.status===he&&0===i.wrap&&(i.status=ce),i.status===he){let t=ae+(i.w_bits-8<<4)<<8,s=-1;if(s=i.strategy>=ie||i.level<2?0:i.level<6?1:6===i.level?2:3,t|=s<<6,0!==i.strstart&&(t|=32),t+=31-t%31,ye(i,t),0!==i.strstart&&(ye(i,e.adler>>>16),ye(i,65535&e.adler)),e.adler=1,i.status=ce,_e(e),0!==i.pending)return i.last_flush=-1,J}if(57===i.status)if(e.adler=0,be(i,31),be(i,139),be(i,8),i.gzhead)be(i,(i.gzhead.text?1:0)+(i.gzhead.hcrc?2:0)+(i.gzhead.extra?4:0)+(i.gzhead.name?8:0)+(i.gzhead.comment?16:0)),be(i,255&i.gzhead.time),be(i,i.gzhead.time>>8&255),be(i,i.gzhead.time>>16&255),be(i,i.gzhead.time>>24&255),be(i,9===i.level?2:i.strategy>=ie||i.level<2?4:0),be(i,255&i.gzhead.os),i.gzhead.extra&&i.gzhead.extra.length&&(be(i,255&i.gzhead.extra.length),be(i,i.gzhead.extra.length>>8&255)),i.gzhead.hcrc&&(e.adler=U(e.adler,i.pending_buf,i.pending,0)),i.gzindex=0,i.status=69;else if(be(i,0),be(i,0),be(i,0),be(i,0),be(i,0),be(i,9===i.level?2:i.strategy>=ie||i.level<2?4:0),be(i,3),i.status=ce,_e(e),0!==i.pending)return i.last_flush=-1,J;if(69===i.status){if(i.gzhead.extra){let t=i.pending,s=(65535&i.gzhead.extra.length)-i.gzindex;for(;i.pending+s>i.pending_buf_size;){let r=i.pending_buf_size-i.pending;if(i.pending_buf.set(i.gzhead.extra.subarray(i.gzindex,i.gzindex+r),i.pending),i.pending=i.pending_buf_size,i.gzhead.hcrc&&i.pending>t&&(e.adler=U(e.adler,i.pending_buf,i.pending-t,t)),i.gzindex+=r,_e(e),0!==i.pending)return i.last_flush=-1,J;t=0,s-=r}let r=new Uint8Array(i.gzhead.extra);i.pending_buf.set(r.subarray(i.gzindex,i.gzindex+s),i.pending),i.pending+=s,i.gzhead.hcrc&&i.pending>t&&(e.adler=U(e.adler,i.pending_buf,i.pending-t,t)),i.gzindex=0}i.status=73}if(73===i.status){if(i.gzhead.name){let t,s=i.pending;do{if(i.pending===i.pending_buf_size){if(i.gzhead.hcrc&&i.pending>s&&(e.adler=U(e.adler,i.pending_buf,i.pending-s,s)),_e(e),0!==i.pending)return i.last_flush=-1,J;s=0}t=i.gzindex<i.gzhead.name.length?255&i.gzhead.name.charCodeAt(i.gzindex++):0,be(i,t)}while(0!==t);i.gzhead.hcrc&&i.pending>s&&(e.adler=U(e.adler,i.pending_buf,i.pending-s,s)),i.gzindex=0}i.status=91}if(91===i.status){if(i.gzhead.comment){let 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Q=qt.createPositionsDecodeMatrix(U),V={};for(let r=a;r<=D;r++){const a=C[r],E=t.globalizeObjectIds?d.globalizeObjectId(s.id,a):a,F=r===S-1,D=M[r],T=F?B.length-1:M[r+1]-1,k=[],N=e.metaScene.metaObjects[E],H={},j={};if(N){if(t.excludeTypesMap&&N.type&&t.excludeTypesMap[N.type])continue;if(t.includeTypesMap&&N.type&&!t.includeTypesMap[N.type])continue;const e=t.objectDefaults?t.objectDefaults[N.type]||t.objectDefaults.DEFAULT:null;e&&(!1===e.visible&&(H.visible=!1),!1===e.pickable&&(H.pickable=!1),e.colorize&&(j.color=e.colorize),void 0!==e.opacity&&null!==e.opacity&&(j.opacity=e.opacity),void 0!==e.metallic&&null!==e.metallic&&(j.metallic=e.metallic),void 0!==e.roughness&&null!==e.roughness&&(j.roughness=e.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(let e=D;e<=T;e++){const r=B[e],a=R[r]>1,C=r===I-1,M=xM(P.subarray(6*e,6*e+3)),E=P[6*e+3]/255,F=P[6*e+4]/255,D=P[6*e+5]/255,S=o.getNextId();if(a){const o=w[e],a=p.slice(o,o+16),B=`${n}-geometry.${i}.${r}`;let 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1:F.primitiveName="surface",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryNormals=u.subarray(w[r],l?u.length:w[r+1]),F.geometryUVs=f.subarray(C[r],l?f.length:C[r+1]),F.geometryIndices=g.subarray(M[r],l?g.length:M[r+1]),F.geometryEdgeIndices=m.subarray(E[r],l?m.length:E[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 2:F.primitiveName="points",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryColors=p.subarray(P[r],l?p.length:P[r+1]),e=F.geometryPositions.length>0;break;case 3:F.primitiveName="lines",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryIndices=g.subarray(M[r],l?g.length:M[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 4:F.primitiveName="lines",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryIndices=EM(F.geometryPositions,g.subarray(M[r],l?g.length:M[r+1])),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;default:continue}if(e||(F=null),F&&(F.geometryPositions.length,F.batchThisMesh)){F.decompressedPositions=new Float32Array(F.geometryPositions.length),F.transformedAndRecompressedPositions=new Uint16Array(F.geometryPositions.length);const e=F.geometryPositions,t=F.decompressedPositions;for(let i=0,s=e.length;i<s;i+=3)t[i+0]=e[i+0]*b[0]+b[12],t[i+1]=e[i+1]*b[5]+b[13],t[i+2]=e[i+2]*b[10]+b[14];F.geometryPositions=null,W[A]=F}}if(F)if(F.batchThisMesh){const e=F.decompressedPositions,t=F.transformedAndRecompressedPositions;for(let i=0,s=e.length;i<s;i+=3)PM[0]=e[i+0],PM[1]=e[i+1],PM[2]=e[i+2],PM[3]=1,d.transformVec4(a,PM,CM),qt.compressPosition(CM,z,PM),t[i+0]=PM[0],t[i+1]=PM[1],t[i+2]=PM[2];s.createMesh(y.apply(H,{id:Q,textureSetId:h,origin:G,primitive:F.primitiveName,positionsCompressed:t,normalsCompressed:F.geometryNormals,uv:F.geometryUVs,colorsCompressed:F.geometryColors,indices:F.geometryIndices,edgeIndices:F.geometryEdgeIndices,positionsDecodeMatrix:_,color:T,metallic:L,roughness:k,opacity:R})),U.push(Q)}else O[A]||(s.createGeometry({id:A,primitive:F.primitiveName,positionsCompressed:F.geometryPositions,normalsCompressed:F.geometryNormals,uv:F.geometryUVs,colorsCompressed:F.geometryColors,indices:F.geometryIndices,edgeIndices:F.geometryEdgeIndices,positionsDecodeMatrix:b}),O[A]=!0),s.createMesh(y.apply(H,{id:Q,geometryId:A,textureSetId:h,matrix:a,color:T,metallic:L,roughness:k,opacity:R,origin:G})),U.push(Q)}else{let e,t,i,o,n,a,A,d=!1;switch(x[r]){case 0:e="solid",t=c.subarray(B[r],l?c.length:B[r+1]),i=u.subarray(w[r],l?u.length:w[r+1]),o=f.subarray(C[r],l?f.length:C[r+1]),a=g.subarray(M[r],l?g.length:M[r+1]),A=m.subarray(E[r],l?m.length:E[r+1]),d=t.length>0&&a.length>0;break;case 1:e="surface",t=c.subarray(B[r],l?c.length:B[r+1]),i=u.subarray(w[r],l?u.length:w[r+1]),o=f.subarray(C[r],l?f.length:C[r+1]),a=g.subarray(M[r],l?g.length:M[r+1]),A=m.subarray(E[r],l?m.length:E[r+1]),d=t.length>0&&a.length>0;break;case 2:e="points",t=c.subarray(B[r],l?c.length:B[r+1]),n=p.subarray(P[r],l?p.length:P[r+1]),d=t.length>0;break;case 3:e="lines",t=c.subarray(B[r],l?c.length:B[r+1]),a=g.subarray(M[r],l?g.length:M[r+1]),d=t.length>0&&a.length>0;break;case 4:e="lines",t=c.subarray(B[r],l?c.length:B[r+1]),a=EM(t,g.subarray(M[r],l?g.length:M[r+1])),d=t.length>0&&a.length>0;break;default:continue}d&&(s.createMesh(y.apply(H,{id:Q,textureSetId:h,origin:G,primitive:e,positionsCompressed:t,normalsCompressed:i,uv:o&&o.length>0?o:null,colorsCompressed:n,indices:a,edgeIndices:A,positionsDecodeMatrix:_,color:T,metallic:L,roughness:k,opacity:R})),U.push(Q))}}U.length>0&&s.createEntity(y.apply(Q,{id:l,isObject:!0,meshIds:U}))}}}(e,t,a,s,r,o)}},IM=d.vec4(),DM=d.vec4();const SM=function(){const e=new Float32Array(3);return function(t){return e[0]=t[0]/255,e[1]=t[1]/255,e[2]=t[2]/255,e}}();function TM(e,t){const i=[];if(t.length>1)for(let e=0,s=t.length-1;e<s;e++)i.push(t[e]),i.push(t[e+1]);else if(e.length>1)for(let t=0,s=e.length/3-1;t<s;t++)i.push(t),i.push(t+1);return i}!function(){const e=document.createElement("canvas"),t=e.getContext("2d")}();const RM={version:11,parseArrayBuffer:function(e,t,i,s,r,o){const n=function(e){const t=function(){const e=new ArrayBuffer(2);return new Uint16Array(e)[0]=1,1!==new Uint8Array(e)[0]}(),i=function(){let i=0;const s=new DataView(e);return function(r){const o=1+2*i++,n=s.getUint32(4*o,!0),a=s.getUint32(4*(o+1),!0),l=r.BYTES_PER_ELEMENT;if(t&&l>1){const t=new Uint8Array(e,n,a),i=l/2,s=t.length/l;for(let e=0;e<s;e++){const s=e*l;for(let e=0;e<i;e++){const i=s+e,r=s-e+l-1,o=t[i];t[i]=t[r],t[r]=o}}}return new r(e,n,a/l)}}(),s=function(){const e=new TextDecoder;return()=>JSON.parse(e.decode(i(Uint8Array)))}();return{metadata:s(),textureData:i(Uint8Array),eachTextureDataPortion:i(Uint32Array),eachTextureAttributes:i(Uint16Array),positions:i(Uint16Array),normals:i(Int8Array),colors:i(Uint8Array),uvs:i(Float32Array),indices:i(Uint32Array),edgeIndices:i(Uint32Array),eachTextureSetTextures:i(Int32Array),matrices:i(Float32Array),reusedGeometriesDecodeMatrix:i(Float32Array),eachGeometryPrimitiveType:i(Uint8Array),eachGeometryPositionsPortion:i(Uint32Array),eachGeometryNormalsPortion:i(Uint32Array),eachGeometryColorsPortion:i(Uint32Array),eachGeometryUVsPortion:i(Uint32Array),eachGeometryIndicesPortion:i(Uint32Array),eachGeometryEdgeIndicesPortion:i(Uint32Array),eachMeshGeometriesPortion:i(Uint32Array),eachMeshMatricesPortion:i(Uint32Array),eachMeshTextureSet:i(Int32Array),eachMeshMaterialAttributes:i(Uint8Array),eachEntityId:s(),eachEntityMeshesPortion:i(Uint32Array),eachTileAABB:i(Float64Array),eachTileEntitiesPortion:i(Uint32Array)}}(i);!function(e,t,i,s,r,o){const n=o.getNextId(),a=i.metadata,l=i.textureData,A=i.eachTextureDataPortion,h=i.eachTextureAttributes,c=i.positions,u=i.normals,p=i.colors,f=i.uvs,g=i.indices,m=i.edgeIndices,_=i.eachTextureSetTextures,v=i.matrices,b=i.reusedGeometriesDecodeMatrix,x=i.eachGeometryPrimitiveType,B=i.eachGeometryPositionsPortion,w=i.eachGeometryNormalsPortion,P=i.eachGeometryColorsPortion,C=i.eachGeometryUVsPortion,M=i.eachGeometryIndicesPortion,E=i.eachGeometryEdgeIndicesPortion,F=i.eachMeshGeometriesPortion,I=i.eachMeshMatricesPortion,D=i.eachMeshTextureSet,S=i.eachMeshMaterialAttributes,T=i.eachEntityId,R=i.eachEntityMeshesPortion,L=i.eachTileAABB,U=i.eachTileEntitiesPortion,O=A.length,k=_.length/5,N=B.length,Q=F.length,V=R.length,H=U.length;r&&r.loadData(a,{includeTypes:t.includeTypes,excludeTypes:t.excludeTypes,globalizeObjectIds:t.globalizeObjectIds});for(let e=0;e<O;e++){const t=e===O-1,i=A[e],r=t?l.length:A[e+1],o=r-i>0,a=9*e,c=1===h[a+0],u=h[a+1];h[a+2],h[a+3];const d=h[a+4],p=h[a+5],f=h[a+6],g=h[a+7],m=h[a+8];if(o){const t=new Uint8Array(l.subarray(i,r)).buffer,o=`${n}-texture-${e}`;if(c)s.createTexture({id:o,buffers:[t],minFilter:d,magFilter:p,wrapS:f,wrapT:g,wrapR:m});else{const e=new Blob([t],{type:10001===u?"image/jpeg":10002===u?"image/png":"image/gif"}),i=(window.URL||window.webkitURL).createObjectURL(e),r=document.createElement("img");r.src=i,s.createTexture({id:o,image:r,minFilter:d,magFilter:p,wrapS:f,wrapT:g,wrapR:m})}}}for(let e=0;e<k;e++){const t=5*e,i=`${n}-textureSet-${e}`,r=_[t+0],o=_[t+1],a=_[t+2],l=_[t+3],A=_[t+4];s.createTextureSet({id:i,colorTextureId:r>=0?`${n}-texture-${r}`:null,normalsTextureId:a>=0?`${n}-texture-${a}`:null,metallicRoughnessTextureId:o>=0?`${n}-texture-${o}`:null,emissiveTextureId:l>=0?`${n}-texture-${l}`:null,occlusionTextureId:A>=0?`${n}-texture-${A}`:null})}const j=new Uint32Array(N);for(let e=0;e<Q;e++){const t=F[e];void 0!==j[t]?j[t]++:j[t]=1}const G=d.vec3(),z=d.AABB3(),W={};for(let i=0;i<H;i++){const r=i===H-1,a=U[i],l=r?V-1:U[i+1]-1,A=6*i,h=L.subarray(A,A+6);d.getAABB3Center(h,G),z[0]=h[0]-G[0],z[1]=h[1]-G[1],z[2]=h[2]-G[2],z[3]=h[3]-G[0],z[4]=h[4]-G[1],z[5]=h[5]-G[2];const _=qt.createPositionsDecodeMatrix(z),O={};for(let r=a;r<=l;r++){const a=T[r],l=t.globalizeObjectIds?d.globalizeObjectId(s.id,a):a,A=r===V-1,h=R[r],L=A?F.length-1:R[r+1]-1,U=[],k=e.metaScene.metaObjects[l],Q={},H={};if(k){if(t.excludeTypesMap&&k.type&&t.excludeTypesMap[k.type])continue;if(t.includeTypesMap&&k.type&&!t.includeTypesMap[k.type])continue;const e=t.objectDefaults?t.objectDefaults[k.type]||t.objectDefaults.DEFAULT:null;e&&(!1===e.visible&&(Q.visible=!1),!1===e.pickable&&(Q.pickable=!1),e.colorize&&(H.color=e.colorize),void 0!==e.opacity&&null!==e.opacity&&(H.opacity=e.opacity),void 0!==e.metallic&&null!==e.metallic&&(H.metallic=e.metallic),void 0!==e.roughness&&null!==e.roughness&&(H.roughness=e.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(let e=h;e<=L;e++){const r=F[e],a=j[r]>1,l=r===N-1,A=D[e],h=A>=0?`${n}-textureSet-${A}`:null,T=SM(S.subarray(6*e,6*e+3)),R=S[6*e+3]/255,L=S[6*e+4]/255,k=S[6*e+5]/255,Q=o.getNextId();if(a){const o=I[e],a=v.slice(o,o+16),A=`${n}-geometry.${i}.${r}`;let F=W[A];if(!F){F={batchThisMesh:!t.reuseGeometries};let e=!1;switch(x[r]){case 0:F.primitiveName="solid",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryNormals=u.subarray(w[r],l?u.length:w[r+1]),F.geometryUVs=f.subarray(C[r],l?f.length:C[r+1]),F.geometryIndices=g.subarray(M[r],l?g.length:M[r+1]),F.geometryEdgeIndices=m.subarray(E[r],l?m.length:E[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 1:F.primitiveName="surface",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryNormals=u.subarray(w[r],l?u.length:w[r+1]),F.geometryUVs=f.subarray(C[r],l?f.length:C[r+1]),F.geometryIndices=g.subarray(M[r],l?g.length:M[r+1]),F.geometryEdgeIndices=m.subarray(E[r],l?m.length:E[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 2:F.primitiveName="points",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryColors=p.subarray(P[r],l?p.length:P[r+1]),e=F.geometryPositions.length>0;break;case 3:F.primitiveName="lines",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryIndices=g.subarray(M[r],l?g.length:M[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 4:F.primitiveName="lines",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryIndices=TM(F.geometryPositions,g.subarray(M[r],l?g.length:M[r+1])),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;default:continue}if(e||(F=null),F&&(F.geometryPositions.length,F.batchThisMesh)){F.decompressedPositions=new Float32Array(F.geometryPositions.length),F.transformedAndRecompressedPositions=new Uint16Array(F.geometryPositions.length);const e=F.geometryPositions,t=F.decompressedPositions;for(let i=0,s=e.length;i<s;i+=3)t[i+0]=e[i+0]*b[0]+b[12],t[i+1]=e[i+1]*b[5]+b[13],t[i+2]=e[i+2]*b[10]+b[14];F.geometryPositions=null,W[A]=F}}if(F)if(F.batchThisMesh){const e=F.decompressedPositions,t=F.transformedAndRecompressedPositions;for(let i=0,s=e.length;i<s;i+=3)IM[0]=e[i+0],IM[1]=e[i+1],IM[2]=e[i+2],IM[3]=1,d.transformVec4(a,IM,DM),qt.compressPosition(DM,z,IM),t[i+0]=IM[0],t[i+1]=IM[1],t[i+2]=IM[2];s.createMesh(y.apply(H,{id:Q,textureSetId:h,origin:G,primitive:F.primitiveName,positionsCompressed:t,normalsCompressed:F.geometryNormals,uv:F.geometryUVs,colorsCompressed:F.geometryColors,indices:F.geometryIndices,edgeIndices:F.geometryEdgeIndices,positionsDecodeMatrix:_,color:T,metallic:L,roughness:k,opacity:R})),U.push(Q)}else O[A]||(s.createGeometry({id:A,primitive:F.primitiveName,positionsCompressed:F.geometryPositions,normalsCompressed:F.geometryNormals,uv:F.geometryUVs,colorsCompressed:F.geometryColors,indices:F.geometryIndices,edgeIndices:F.geometryEdgeIndices,positionsDecodeMatrix:b}),O[A]=!0),s.createMesh(y.apply(H,{id:Q,geometryId:A,textureSetId:h,matrix:a,color:T,metallic:L,roughness:k,opacity:R,origin:G})),U.push(Q)}else{let e,t,i,o,n,a,A,d=!1;switch(x[r]){case 0:e="solid",t=c.subarray(B[r],l?c.length:B[r+1]),i=u.subarray(w[r],l?u.length:w[r+1]),o=f.subarray(C[r],l?f.length:C[r+1]),a=g.subarray(M[r],l?g.length:M[r+1]),A=m.subarray(E[r],l?m.length:E[r+1]),d=t.length>0&&a.length>0;break;case 1:e="surface",t=c.subarray(B[r],l?c.length:B[r+1]),i=u.subarray(w[r],l?u.length:w[r+1]),o=f.subarray(C[r],l?f.length:C[r+1]),a=g.subarray(M[r],l?g.length:M[r+1]),A=m.subarray(E[r],l?m.length:E[r+1]),d=t.length>0&&a.length>0;break;case 2:e="points",t=c.subarray(B[r],l?c.length:B[r+1]),n=p.subarray(P[r],l?p.length:P[r+1]),d=t.length>0;break;case 3:e="lines",t=c.subarray(B[r],l?c.length:B[r+1]),a=g.subarray(M[r],l?g.length:M[r+1]),d=t.length>0&&a.length>0;break;case 4:e="lines",t=c.subarray(B[r],l?c.length:B[r+1]),a=TM(t,g.subarray(M[r],l?g.length:M[r+1])),d=t.length>0&&a.length>0;break;default:continue}d&&(s.createMesh(y.apply(H,{id:Q,textureSetId:h,origin:G,primitive:e,positionsCompressed:t,normalsCompressed:i,uv:o&&o.length>0?o:null,colorsCompressed:n,indices:a,edgeIndices:A,positionsDecodeMatrix:_,color:T,metallic:L,roughness:k,opacity:R})),U.push(Q))}}U.length>0&&s.createEntity(y.apply(Q,{id:l,isObject:!0,meshIds:U}))}}}(e,t,n,s,r,o)}},LM={};LM[KC.version]=KC,LM[YC.version]=YC,LM[$C.version]=$C,LM[iM.version]=iM,LM[oM.version]=oM,LM[lM.version]=lM,LM[uM.version]=uM,LM[_M.version]=_M,LM[BM.version]=BM,LM[FM.version]=FM,LM[RM.version]=RM;class UM extends z{constructor(e,t={}){super("XKTLoader",e,t),this._maxGeometryBatchSize=t.maxGeometryBatchSize,this.textureTranscoder=t.textureTranscoder,this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults,this.includeTypes=t.includeTypes,this.excludeTypes=t.excludeTypes,this.excludeUnclassifiedObjects=t.excludeUnclassifiedObjects,this.reuseGeometries=t.reuseGeometries}get supportedVersions(){return Object.keys(LM)}get textureTranscoder(){return this._textureTranscoder}set textureTranscoder(e){this._textureTranscoder=e}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new jC}get objectDefaults(){return this._objectDefaults}set objectDefaults(e){this._objectDefaults=e||jP}get includeTypes(){return this._includeTypes}set includeTypes(e){this._includeTypes=e}get excludeTypes(){return this._excludeTypes}set excludeTypes(e){this._excludeTypes=e}get excludeUnclassifiedObjects(){return this._excludeUnclassifiedObjects}set excludeUnclassifiedObjects(e){this._excludeUnclassifiedObjects=!!e}get globalizeObjectIds(){return this._globalizeObjectIds}set globalizeObjectIds(e){this._globalizeObjectIds=!!e}get reuseGeometries(){return this._reuseGeometries}set reuseGeometries(e){this._reuseGeometries=!1!==e}load(e={}){if(e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id),!(e.src||e.xkt||e.manifestSrc||e.manifest))throw new Error("XKTLoaderPlugin: load() param expected: src, xkt, manifestSrc or manifestData");const t={},i=e.includeTypes||this._includeTypes,s=e.excludeTypes||this._excludeTypes,r=e.objectDefaults||this._objectDefaults;if(t.reuseGeometries=null!==e.reuseGeometries&&void 0!==e.reuseGeometries?e.reuseGeometries:!1!==this._reuseGeometries,i){t.includeTypesMap={};for(let e=0,s=i.length;e<s;e++)t.includeTypesMap[i[e]]=!0}if(s){t.excludeTypesMap={};for(let e=0,i=s.length;e<i;e++)t.excludeTypesMap[s[e]]=!0}r&&(t.objectDefaults=r),t.excludeUnclassifiedObjects=void 0!==e.excludeUnclassifiedObjects?!!e.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects,t.globalizeObjectIds=void 0!==e.globalizeObjectIds&&null!==e.globalizeObjectIds?!!e.globalizeObjectIds:this._globalizeObjectIds;const o=new zc(this.viewer.scene,y.apply(e,{isModel:!0,textureTranscoder:this._textureTranscoder,maxGeometryBatchSize:this._maxGeometryBatchSize,origin:e.origin,disableVertexWelding:e.disableVertexWelding||!1,disableIndexRebucketing:e.disableIndexRebucketing||!1,dtxEnabled:e.dtxEnabled,renderOrder:e.renderOrder})),n=o.id,a=new Qd({metaScene:this.viewer.metaScene,id:n});this.viewer.scene.canvas.spinner.processes++;const l=()=>{o.destroyed||(o.finalize(),a.finalize(),this.viewer.scene.canvas.spinner.processes--,o.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(a.id)})),this.scheduleTask((()=>{o.destroyed||(o.scene.fire("modelLoaded",o.id),o.fire("loaded",!0,!1))})))},A=e=>{this.viewer.scene.canvas.spinner.processes--,this.error(e),o.fire("error",e)};let h=0;const c={getNextId:()=>`${n}.${h++}`};if(e.metaModelSrc||e.metaModelData)if(e.metaModelSrc){const r=e.metaModelSrc;this._dataSource.getMetaModel(r,(r=>{o.destroyed||(a.loadData(r,{includeTypes:i,excludeTypes:s,globalizeObjectIds:t.globalizeObjectIds}),e.src?this._loadModel(e.src,t,o,null,c,l,A):(this._parseModel(e.xkt,t,o,null,c),l()))}),(e=>{A(`load(): Failed to load model metadata for model '${n} from  '${r}' - ${e}`)}))}else e.metaModelData&&(a.loadData(e.metaModelData,{includeTypes:i,excludeTypes:s,globalizeObjectIds:t.globalizeObjectIds}),e.src?this._loadModel(e.src,t,o,null,c,l,A):(this._parseModel(e.xkt,t,o,null,c),l()));else if(e.src)this._loadModel(e.src,t,o,a,c,l,A);else if(e.xkt)this._parseModel(e.xkt,t,o,a,c),l();else if(e.manifestSrc||e.manifest){const r=e.manifestSrc?function(e){const t=e.split("/");return t.pop(),t.join("/")+"/"}(e.manifestSrc):"",n=(e,n,l)=>{let A=0;const h=()=>{o.destroyed||A>=e.length?n():this._dataSource.getMetaModel(`${r}${e[A]}`,(e=>{a.loadData(e,{includeTypes:i,excludeTypes:s,globalizeObjectIds:t.globalizeObjectIds}),A++,this.scheduleTask(h,200)}),l)};h()},h=(e,i,s)=>{let n=0;const a=()=>{o.destroyed||n>=e.length?i():this._dataSource.getXKT(`${r}${e[n]}`,(e=>{this._parseModel(e,t,o,null,c),o.preFinalize(),n++,this.scheduleTask(a,200)}),s)};a()},u=(e,i,s)=>{let n=0;const l=()=>{o.destroyed||n>=e.length?i():this._dataSource.getXKT(`${r}${e[n]}`,(e=>{this._parseModel(e,t,o,a,c),o.preFinalize(),n++,this.scheduleTask(l,200)}),s)};l()};if(e.manifest){const t=e.manifest,i=t.xktFiles;if(!i||0===i.length)return void A("load(): Failed to load model manifest - manifest not valid");const 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XMLHttpRequest;s.open("GET",e,!0),s.responseType="arraybuffer",s.onreadystatechange=function(){4===s.readyState&&(200===s.status?t(s.response):i("getXKT error : "+s.response))},s.send(null)}}}class $M extends z{constructor(e,t={}){if(super("ifcLoader",e,t),this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults,this.includeTypes=t.includeTypes,this.excludeTypes=t.excludeTypes,this.excludeUnclassifiedObjects=t.excludeUnclassifiedObjects,!t.WebIFC)throw"Parameter expected: WebIFC";if(!t.IfcAPI)throw"Parameter expected: IfcAPI";this._webIFC=t.WebIFC,this._ifcAPI=t.IfcAPI}get supportedVersions(){return["2x3","4"]}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new qM}get objectDefaults(){return this._objectDefaults}set objectDefaults(e){this._objectDefaults=e||jP}get includeTypes(){return this._includeTypes}set includeTypes(e){this._includeTypes=e}get excludeTypes(){return this._excludeTypes}set excludeTypes(e){this._excludeTypes=e}get excludeUnclassifiedObjects(){return this._excludeUnclassifiedObjects}set excludeUnclassifiedObjects(e){this._excludeUnclassifiedObjects=!!e}get globalizeObjectIds(){return this._globalizeObjectIds}set globalizeObjectIds(e){this._globalizeObjectIds=!!e}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new zc(this.viewer.scene,y.apply(e,{isModel:!0}));if(!e.src&&!e.ifc)return this.error("load() param expected: src or IFC"),t;const i={autoNormals:!0};if(!1!==e.loadMetadata){const t=e.includeTypes||this._includeTypes,s=e.excludeTypes||this._excludeTypes,r=e.objectDefaults||this._objectDefaults;if(t){i.includeTypesMap={};for(let e=0,s=t.length;e<s;e++)i.includeTypesMap[t[e]]=!0}if(s){i.excludeTypesMap={};for(let e=0,t=s.length;e<t;e++)i.excludeTypesMap[s[e]]=!0}r&&(i.objectDefaults=r),i.excludeUnclassifiedObjects=void 0!==e.excludeUnclassifiedObjects?!!e.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects,i.globalizeObjectIds=void 0!==e.globalizeObjectIds?!!e.globalizeObjectIds:this._globalizeObjectIds}try{e.src?this._loadModel(e.src,e,i,t):this._parseModel(e.ifc,e,i,t)}catch(e){this.error(e),t.fire("error",e)}return t}_loadModel(e,t,i,s){const r=this.viewer.scene.canvas.spinner;r.processes++,this._dataSource.getIFC(t.src,(e=>{this._parseModel(e,t,i,s),r.processes--}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}_parseModel(e,t,i,s){if(s.destroyed)return;const r=t.stats||{};if(r.sourceFormat="IFC",r.schemaVersion="",r.title="",r.author="",r.created="",r.numMetaObjects=0,r.numPropertySets=0,r.numObjects=0,r.numGeometries=0,r.numTriangles=0,r.numVertices=0,!this._ifcAPI)throw"WebIFCLoaderPlugin has no WebIFC instance configured - please inject via WebIFCLoaderPlugin constructor";const o=new Uint8Array(e),n=this._ifcAPI.OpenModel(o),a=this._ifcAPI.GetModelSchema(n),l=this._ifcAPI.GetLineIDsWithType(n,this._webIFC.IFCPROJECT).get(0),A=!1!==t.loadMetadata,h={modelID:n,modelSchema:a,sceneModel:s,loadMetadata:A,metadata:A?{id:"",projectId:""+l,author:"",createdAt:"",schema:"",creatingApplication:"",metaObjects:[],propertySets:[]}:null,metaObjects:{},options:i,log:function(e){},nextId:0,stats:r};if(A){if(i.includeTypes){h.includeTypes={};for(let e=0,t=i.includeTypes.length;e<t;e++)h.includeTypes[i.includeTypes[e]]=!0}if(i.excludeTypes){h.excludeTypes={};for(let e=0,t=i.excludeTypes.length;e<t;e++)h.excludeTypes[i.excludeTypes[e]]=!0}this._parseMetaObjects(h),this._parsePropertySets(h)}if(this._parseGeometry(h),s.finalize(),A){const e=s.id;this.viewer.metaScene.createMetaModel(e,h.metadata,i)}s.scene.once("tick",(()=>{s.destroyed||(s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1))}))}_parseMetaObjects(e){const t=this._ifcAPI.GetLineIDsWithType(e.modelID,this._webIFC.IFCPROJECT).get(0),i=this._ifcAPI.GetLine(e.modelID,t);this._parseSpatialChildren(e,i)}_parseSpatialChildren(e,t,i){const s=this._ifcAPI.GetNameFromTypeCode(t.type);if(e.includeTypes&&!e.includeTypes[s])return;if(e.excludeTypes&&e.excludeTypes[s])return;this._createMetaObject(e,t,i);const r=t.GlobalId.value;this._parseRelatedItemsOfType(e,t.expressID,"RelatingObject","RelatedObjects",this._webIFC.IFCRELAGGREGATES,r),this._parseRelatedItemsOfType(e,t.expressID,"RelatingStructure","RelatedElements",this._webIFC.IFCRELCONTAINEDINSPATIALSTRUCTURE,r)}_createMetaObject(e,t,i){const s=t.GlobalId.value,r=this._ifcAPI.GetNameFromTypeCode(t.type),o={id:s,name:t.Name&&""!==t.Name.value?t.Name.value:r,type:r,parent:i};e.metadata.metaObjects.push(o),e.metaObjects[s]=o,e.stats.numMetaObjects++}_parseRelatedItemsOfType(e,t,i,s,r,o){const n=this._ifcAPI.GetLineIDsWithType(e.modelID,r);for(let r=0;r<n.size();r++){const a=n.get(r),l=this._ifcAPI.GetLine(e.modelID,a),A=l[i];let h=!1;if(Array.isArray(A)){h=A.map((e=>e.value)).includes(t)}else h=A.value===t;if(h){const t=l[s];if(Array.isArray(t))t.forEach((t=>{const i=this._ifcAPI.GetLine(e.modelID,t.value);this._parseSpatialChildren(e,i,o)}));else{const i=this._ifcAPI.GetLine(e.modelID,t.value);this._parseSpatialChildren(e,i,o)}}}}_parsePropertySets(e){const t=this._ifcAPI.GetLineIDsWithType(e.modelID,this._webIFC.IFCRELDEFINESBYPROPERTIES);for(let i=0;i<t.size();i++){let s=t.get(i),r=this._ifcAPI.GetLine(e.modelID,s,!0);if(r){const t=r.RelatingPropertyDefinition;if(!t)continue;const i=t.GlobalId.value,s=t.HasProperties;if(s&&s.length>0){const o="Default",n=t.Name.value,a=[];for(let e=0,t=s.length;e<t;e++){const t=s[e],i=t.Name,r=t.NominalValue;if(i&&r){const e={name:i.value,type:r.type,value:r.value,valueType:r.valueType};t.Description?e.description=t.Description.value:r.description&&(e.description=r.description),a.push(e)}}const l={id:i,type:o,name:n,properties:a};e.metadata.propertySets.push(l),e.stats.numPropertySets++;const A=r.RelatedObjects;if(!A||0===A.length)return;for(let t=0,s=A.length;t<s;t++){const s=A[t].GlobalId.value,r=e.metaObjects[s];r&&(r.propertySetIds||(r.propertySetIds=[]),r.propertySetIds.push(i))}}}}}_parseGeometry(e){this._ifcAPI.StreamAllMeshes(e.modelID,(t=>{const i=t.expressID,s=t.geometries,r=[],o=this._ifcAPI.GetLine(e.modelID,i).GlobalId.value;if(e.loadMetadata){const t=o,i=e.metaObjects[t];if(e.includeTypes&&(!i||!e.includeTypes[i.type]))return;if(e.excludeTypes&&(!i||e.excludeTypes[i.type]))return}const n=d.mat4(),a=d.vec3();for(let t=0,i=s.size();t<i;t++){const i=s.get(t),o=this._ifcAPI.GetGeometry(e.modelID,i.geometryExpressID),l=this._ifcAPI.GetVertexArray(o.GetVertexData(),o.GetVertexDataSize()),A=this._ifcAPI.GetIndexArray(o.GetIndexData(),o.GetIndexDataSize()),h=new Float64Array(l.length/2),c=new Float32Array(l.length/2);for(let e=0,t=0,i=l.length/6;e<i;e++,t+=3)h[t+0]=l[6*e+0],h[t+1]=l[6*e+1],h[t+2]=l[6*e+2];n.set(i.flatTransformation),d.transformPositions3(n,h);const u=q(h,h,a);if(!e.options.autoNormals)for(let e=0,t=0,i=l.length/6;e<i;e++,t+=3)c[t+0]=l[6*e+3],c[t+1]=l[6*e+4],c[t+2]=l[6*e+5];e.stats.numGeometries++,e.stats.numVertices+=h.length/3,e.stats.numTriangles+=A.length/3;const p="mesh"+e.nextId++;e.sceneModel.createMesh({id:p,primitive:"triangles",origin:u?a:null,positions:h,normals:e.options.autoNormals?null:c,indices:A,color:[i.color.x,i.color.y,i.color.z],opacity:i.color.w}),r.push(p)}const l=e.options.globalizeObjectIds?d.globalizeObjectId(e.sceneModel.id,o):o;e.sceneModel.createEntity({id:l,meshIds:r,isObject:!0}),e.stats.numObjects++}))}}class eE{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getLAS(e,t,i){e=this._cacheBusterURL(e);var s=()=>{};t=t||s,i=i||s;const r=e.match(/^data:(.*?)(;base64)?,(.*)$/);if(r){const e=!!r[2];var o=r[3];o=window.decodeURIComponent(o),e&&(o=window.atob(o));try{const e=new ArrayBuffer(o.length),i=new Uint8Array(e);for(var n=0;n<o.length;n++)i[n]=o.charCodeAt(n);t(e)}catch(e){i(e)}}else{const s=new XMLHttpRequest;s.open("GET",e,!0),s.responseType="arraybuffer",s.onreadystatechange=function(){4===s.readyState&&(200===s.status?t(s.response):i("getXKT error : "+s.response))},s.send(null)}}}const tE={name:"LAS",id:"las",module:"las",version:"3.2.6",worker:!0,extensions:["las","laz"],mimeTypes:["application/octet-stream"],text:!0,binary:!0,tests:["LAS"],options:{las:{shape:"mesh",fp64:!1,skip:1,colorDepth:8}}},iE=[{item:"FileSignature",format:"char",size:4},{item:"FileSoureceID",format:"uShort",size:2},{item:"GlobalEncoding",format:"uShort",size:2},{item:"ProjectID1",format:"notUsed",size:4},{item:"ProjectID2",format:"notUsed",size:2},{item:"ProjectID3",format:"notUsed",size:2},{item:"ProjectID4",format:"notUsed",size:8},{item:"VersionMajor",format:"uChar",size:1},{item:"VersionMinor",format:"uChar",size:1},{item:"SystemIdentifier",format:"char",size:32},{item:"GeneratingSoftware",format:"char",size:32},{item:"CreationDay",format:"uShort",size:2},{item:"CreationYear",format:"uShort",size:2},{item:"HeaderSize",format:"uShort",size:2},{item:"OffsetToPointData",format:"uLong",size:4},{item:"NumberOfVariableLengthRecords",format:"uLong",size:4},{item:"PointDataFormatID",format:"uChar",size:1},{item:"PointDataRecordLength",format:"uShort",size:2},{item:"NumberOfPoints",format:"uLong",size:4},{item:"NumberOfPointByReturn",format:"uLong",size:20},{item:"ScaleFactorX",format:"double",size:8},{item:"ScaleFactorY",format:"double",size:8},{item:"ScaleFactorZ",format:"double",size:8},{item:"OffsetX",format:"double",size:8},{item:"OffsetY",format:"double",size:8},{item:"OffsetZ",format:"double",size:8},{item:"MaxX",format:"double",size:8},{item:"MinX",format:"double",size:8},{item:"MaxY",format:"double",size:8},{item:"MinY",format:"double",size:8},{item:"MaxZ",format:"double",size:8},{item:"MinZ",format:"double",size:8}],sE=[{item:"Reserved",format:"uShort",size:2},{item:"UserId",format:"char",size:16},{item:"RecordId",format:"uShort",size:2},{item:"RecordLengthAfterHeader",format:"uShort",size:2},{item:"Description",format:"char",size:32}],rE=e=>{let t=0,i=0,s=0;const r=new DataView(e),o=new Uint8Array(6e3),n=({item:s,format:o,size:n})=>{let a,l;switch(o){case"char":return l=new Uint8Array(e,t,n),t+=n,a=nE(l),[s,a];case"uShort":return a=r.getUint16(t,!0),t+=n,[s,a];case"uLong":return a=r.getUint32(t,!0),"NumberOfVariableLengthRecords"===s&&(i=a),t+=n,[s,a];case"uChar":return a=r.getUint8(t),t+=n,[s,a];case"double":return a=r.getFloat64(t,!0),t+=n,[s,a];default:t+=n}};return(()=>{const e={};iE.forEach((t=>{const i=n({...t});if(void 0!==i){if("FileSignature"===i[0]&&"LASF"!==i[1])throw new Error("Ivalid FileSignature. Is this a LAS/LAZ file");e[i[0]]=i[1]}}));const r=[];let a=i;for(;a--;){const e={};sE.forEach((i=>{const r=n({...i});e[r[0]]=r[1],"UserId"===r[0]&&"LASF_Projection"===r[1]&&(s=t-18+54)})),r.push(e)}const l=(e=>{if(void 0===e)return;const t=s+e.RecordLengthAfterHeader,i=o.slice(s,t),r=oE(i),n=new DataView(r);let a=6,l=Number(n.getUint16(a,!0));const A=[];for(;l--;){const e={};e.key=n.getUint16(a+=2,!0),e.tiffTagLocation=n.getUint16(a+=2,!0),e.count=n.getUint16(a+=2,!0),e.valueOffset=n.getUint16(a+=2,!0),A.push(e)}const h=A.find((e=>3072===e.key));if(h&&h.hasOwnProperty("valueOffset"))return h.valueOffset})(r.find((e=>"LASF_Projection"===e.UserId)));return l&&(e.epsg=l),e})()},oE=e=>{let t=new ArrayBuffer(e.length),i=new Uint8Array(t);for(let t=0;t<e.length;++t)i[t]=e[t];return t},nE=e=>{let t="";return e.forEach((e=>{let i=String.fromCharCode(e);"\0"!==i&&(t+=i)})),t.trim()};class aE extends z{constructor(e,t={}){super("lasLoader",e,t),this.dataSource=t.dataSource,this.skip=t.skip,this.fp64=t.fp64,this.colorDepth=t.colorDepth,this.center=t.center,this.rotate=t.rotate,this.rotateX=t.rotateX,this.transform=t.transform}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new eE}get skip(){return this._skip}set skip(e){this._skip=e||1}get fp64(){return this._fp64}set fp64(e){this._fp64=!!e}get colorDepth(){return this._colorDepth}set colorDepth(e){this._colorDepth=e||"auto"}get center(){return this._center}set center(e){this._center=!!e}get transform(){return this._transform}set transform(e){this._transform=e}get rotate(){return this._rotate}set rotate(e){this._rotate=e}get rotateX(){return this._rotateX}set rotateX(e){this._rotateX=e}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new zc(this.viewer.scene,y.apply(e,{maxGeometryBatchSize:5e5,isModel:!0}));if(!e.src&&!e.las)return this.error("load() param expected: src or las"),t;const i={las:{skip:this._skip,fp64:this._fp64,colorDepth:this._colorDepth}};if(e.src)this._loadModel(e.src,e,i,t);else{const s=this.viewer.scene.canvas.spinner;s.processes++,this._parseModel(e.las,e,i,t).then((()=>{s.processes--}),(e=>{s.processes--,this.error(e),t.fire("error",e)}))}return t}_loadModel(e,t,i,s){const r=this.viewer.scene.canvas.spinner;r.processes++,this._dataSource.getLAS(t.src,(e=>{this._parseModel(e,t,i,s).then((()=>{r.processes--}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}_parseModel(e,t,i,s){const r=e=>{const t=e.value;if(this._center){const e=d.vec3(),i=t.length;for(let i=0,s=t.length;i<s;i+=3)e[0]+=t[i+0],e[1]+=t[i+1],e[2]+=t[i+2];e[0]/=i,e[1]/=i,e[2]/=i;for(let i=0,s=t.length;i<s;i+=3)t[i+0]-=e[0],t[i+1]-=e[1],t[i+2]-=e[2]}if(this._rotateX&&t)for(let e=0,i=t.length;e<i;e+=3){const i=t[e+1];t[e+1]=t[e+2],t[e+2]=i}if(this._rotate){const e=d.identityQuaternion(),i=d.mat4();d.eulerToQuaternion(this._rotate,"XYZ",e),d.quaternionToRotationMat4(e,i);const s=d.vec3();for(let e=0,r=t.length;e<r;e+=3)s[0]=t[e+0],s[1]=t[e+1],s[2]=t[e+2],d.transformPoint3(i,s,s),t[e+0]=s[0],t[e+1]=s[1],t[e+2]=s[2]}if(this._transform){const e=d.mat4(this._transform),i=d.vec3();for(let s=0,r=t.length;s<r;s+=3)i[0]=t[s+0],i[1]=t[s+1],i[2]=t[s+2],d.transformPoint3(e,i,i),t[s+0]=i[0],t[s+1]=i[1],t[s+2]=i[2]}return t};function o(e,t){const i=e.value,s=e.size,r=t.value,o=4*r.length,n=new Uint8Array(o);for(let e=0,t=0,o=0,a=r.length;e<a;e++,o+=s,t+=4)n[t+0]=i[o+0],n[t+1]=i[o+1],n[t+2]=i[o+2],n[t+3]=Math.round(r[e]/65536*255);return n}function n(e){const t=e.value,i=4*t.length,s=new Uint8Array(i);for(let e=0,i=0,r=t.length;e<r;e++,i+=4)s[i+0]=0,s[i+1]=0,s[i+2]=0,s[i+3]=Math.round(t[e]/65536*255);return s}return new Promise(((a,l)=>{if(s.destroyed)return void l();const A=t.stats||{};A.sourceFormat="LAS",A.schemaVersion="",A.title="",A.author="",A.created="",A.numMetaObjects=0,A.numPropertySets=0,A.numObjects=0,A.numGeometries=0,A.numTriangles=0,A.numVertices=0;try{const A=rE(e);tB(e,tE,i).then((e=>{const h=e.attributes,c=e.loaderData,u=void 0!==c.pointsFormatId?c.pointsFormatId:-1;if(!h.POSITION)return s.finalize(),void l("No positions found in file");let p,f;switch(u){case 0:p=r(h.POSITION),f=n(h.intensity);break;case 1:if(!h.intensity)return s.finalize(),void l("No positions found in file");p=r(h.POSITION),f=n(h.intensity);break;case 2:case 3:if(!h.intensity)return s.finalize(),void l("No positions found in file");p=r(h.POSITION),f=o(h.COLOR_0,h.intensity)}const g=lE(p,15e5),m=lE(f,2e6),_=[];for(let e=0,t=g.length;e<t;e++){const t=`pointsMesh${e}`;_.push(t),s.createMesh({id:t,primitive:"points",positions:g[e],colorsCompressed:e<m.length?m[e]:null})}const v=t.entityId||d.createUUID();if(s.createEntity({id:v,meshIds:_,isObject:!0}),s.finalize(),t.metaModelJSON){const e=s.id;this.viewer.metaScene.createMetaModel(e,t.metaModelJSON,i)}else if(!1!==t.loadMetadata){const e=d.createUUID(),t={projectId:"",author:"",createdAt:"",schema:"",creatingApplication:"",metaObjects:[{id:e,name:"Model",type:"Model"},{id:v,name:"PointCloud (LAS)",type:"PointCloud",parent:e,attributes:A||{}}],propertySets:[]},r=s.id;this.viewer.metaScene.createMetaModel(r,t,i)}s.scene.once("tick",(()=>{s.destroyed||(s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1))})),a()}))}catch(e){s.finalize(),l(e)}}))}}function lE(e,t){if(t>=e.length)return[e];let i=[];for(let s=0;s<e.length;s+=t)i.push(e.slice(s,s+t));return i}class AE{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getCityJSON(e,t,i){y.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}}function hE(e,t,i){i=i||2;var s,r,o,n,a,l,A,h=t&&t.length,c=h?t[0]*i:e.length,u=cE(e,0,c,i,!0),d=[];if(!u||u.next===u.prev)return d;if(h&&(u=function(e,t,i,s){var r,o,n,a=[];for(r=0,o=t.length;r<o;r++)(n=cE(e,t[r]*s,r<o-1?t[r+1]*s:e.length,s,!1))===n.next&&(n.steiner=!0),a.push(xE(n));for(a.sort(_E),r=0;r<a.length;r++)vE(a[r],i),i=uE(i,i.next);return i}(e,t,u,i)),e.length>80*i){s=o=e[0],r=n=e[1];for(var p=i;p<c;p+=i)(a=e[p])<s&&(s=a),(l=e[p+1])<r&&(r=l),a>o&&(o=a),l>n&&(n=l);A=0!==(A=Math.max(o-s,n-r))?1/A:0}return dE(u,d,i,s,r,A),d}function cE(e,t,i,s,r){var o,n;if(r===LE(e,t,i,s)>0)for(o=t;o<i;o+=s)n=SE(o,e[o],e[o+1],n);else for(o=i-s;o>=t;o-=s)n=SE(o,e[o],e[o+1],n);return n&&CE(n,n.next)&&(TE(n),n=n.next),n}function uE(e,t){if(!e)return e;t||(t=e);var i,s=e;do{if(i=!1,s.steiner||!CE(s,s.next)&&0!==PE(s.prev,s,s.next))s=s.next;else{if(TE(s),(s=t=s.prev)===s.next)break;i=!0}}while(i||s!==t);return t}function dE(e,t,i,s,r,o,n){if(e){!n&&o&&function(e,t,i,s){var r=e;do{null===r.z&&(r.z=yE(r.x,r.y,t,i,s)),r.prevZ=r.prev,r.nextZ=r.next,r=r.next}while(r!==e);r.prevZ.nextZ=null,r.prevZ=null,function(e){var t,i,s,r,o,n,a,l,A=1;do{for(i=e,e=null,o=null,n=0;i;){for(n++,s=i,a=0,t=0;t<A&&(a++,s=s.nextZ);t++);for(l=A;a>0||l>0&&s;)0!==a&&(0===l||!s||i.z<=s.z)?(r=i,i=i.nextZ,a--):(r=s,s=s.nextZ,l--),o?o.nextZ=r:e=r,r.prevZ=o,o=r;i=s}o.nextZ=null,A*=2}while(n>1)}(r)}(e,s,r,o);for(var a,l,A=e;e.prev!==e.next;)if(a=e.prev,l=e.next,o?fE(e,s,r,o):pE(e))t.push(a.i/i),t.push(e.i/i),t.push(l.i/i),TE(e),e=l.next,A=l.next;else if((e=l)===A){n?1===n?dE(e=gE(uE(e),t,i),t,i,s,r,o,2):2===n&&mE(e,t,i,s,r,o):dE(uE(e),t,i,s,r,o,1);break}}}function pE(e){var t=e.prev,i=e,s=e.next;if(PE(t,i,s)>=0)return!1;for(var r=e.next.next;r!==e.prev;){if(BE(t.x,t.y,i.x,i.y,s.x,s.y,r.x,r.y)&&PE(r.prev,r,r.next)>=0)return!1;r=r.next}return!0}function fE(e,t,i,s){var r=e.prev,o=e,n=e.next;if(PE(r,o,n)>=0)return!1;for(var a=r.x<o.x?r.x<n.x?r.x:n.x:o.x<n.x?o.x:n.x,l=r.y<o.y?r.y<n.y?r.y:n.y:o.y<n.y?o.y:n.y,A=r.x>o.x?r.x>n.x?r.x:n.x:o.x>n.x?o.x:n.x,h=r.y>o.y?r.y>n.y?r.y:n.y:o.y>n.y?o.y:n.y,c=yE(a,l,t,i,s),u=yE(A,h,t,i,s),d=e.prevZ,p=e.nextZ;d&&d.z>=c&&p&&p.z<=u;){if(d!==e.prev&&d!==e.next&&BE(r.x,r.y,o.x,o.y,n.x,n.y,d.x,d.y)&&PE(d.prev,d,d.next)>=0)return!1;if(d=d.prevZ,p!==e.prev&&p!==e.next&&BE(r.x,r.y,o.x,o.y,n.x,n.y,p.x,p.y)&&PE(p.prev,p,p.next)>=0)return!1;p=p.nextZ}for(;d&&d.z>=c;){if(d!==e.prev&&d!==e.next&&BE(r.x,r.y,o.x,o.y,n.x,n.y,d.x,d.y)&&PE(d.prev,d,d.next)>=0)return!1;d=d.prevZ}for(;p&&p.z<=u;){if(p!==e.prev&&p!==e.next&&BE(r.x,r.y,o.x,o.y,n.x,n.y,p.x,p.y)&&PE(p.prev,p,p.next)>=0)return!1;p=p.nextZ}return!0}function gE(e,t,i){var s=e;do{var r=s.prev,o=s.next.next;!CE(r,o)&&ME(r,s,s.next,o)&&IE(r,o)&&IE(o,r)&&(t.push(r.i/i),t.push(s.i/i),t.push(o.i/i),TE(s),TE(s.next),s=e=o),s=s.next}while(s!==e);return uE(s)}function mE(e,t,i,s,r,o){var n=e;do{for(var a=n.next.next;a!==n.prev;){if(n.i!==a.i&&wE(n,a)){var l=DE(n,a);return n=uE(n,n.next),l=uE(l,l.next),dE(n,t,i,s,r,o),void dE(l,t,i,s,r,o)}a=a.next}n=n.next}while(n!==e)}function _E(e,t){return e.x-t.x}function vE(e,t){if(t=function(e,t){var i,s=t,r=e.x,o=e.y,n=-1/0;do{if(o<=s.y&&o>=s.next.y&&s.next.y!==s.y){var a=s.x+(o-s.y)*(s.next.x-s.x)/(s.next.y-s.y);if(a<=r&&a>n){if(n=a,a===r){if(o===s.y)return s;if(o===s.next.y)return s.next}i=s.x<s.next.x?s:s.next}}s=s.next}while(s!==t);if(!i)return null;if(r===n)return i;var l,A=i,h=i.x,c=i.y,u=1/0;s=i;do{r>=s.x&&s.x>=h&&r!==s.x&&BE(o<c?r:n,o,h,c,o<c?n:r,o,s.x,s.y)&&(l=Math.abs(o-s.y)/(r-s.x),IE(s,e)&&(l<u||l===u&&(s.x>i.x||s.x===i.x&&bE(i,s)))&&(i=s,u=l)),s=s.next}while(s!==A);return i}(e,t),t){var i=DE(t,e);uE(t,t.next),uE(i,i.next)}}function bE(e,t){return PE(e.prev,e,t.prev)<0&&PE(t.next,e,e.next)<0}function yE(e,t,i,s,r){return(e=1431655765&((e=858993459&((e=252645135&((e=16711935&((e=32767*(e-i)*r)|e<<8))|e<<4))|e<<2))|e<<1))|(t=1431655765&((t=858993459&((t=252645135&((t=16711935&((t=32767*(t-s)*r)|t<<8))|t<<4))|t<<2))|t<<1))<<1}function xE(e){var t=e,i=e;do{(t.x<i.x||t.x===i.x&&t.y<i.y)&&(i=t),t=t.next}while(t!==e);return i}function BE(e,t,i,s,r,o,n,a){return(r-n)*(t-a)-(e-n)*(o-a)>=0&&(e-n)*(s-a)-(i-n)*(t-a)>=0&&(i-n)*(o-a)-(r-n)*(s-a)>=0}function wE(e,t){return e.next.i!==t.i&&e.prev.i!==t.i&&!function(e,t){var i=e;do{if(i.i!==e.i&&i.next.i!==e.i&&i.i!==t.i&&i.next.i!==t.i&&ME(i,i.next,e,t))return!0;i=i.next}while(i!==e);return!1}(e,t)&&(IE(e,t)&&IE(t,e)&&function(e,t){var i=e,s=!1,r=(e.x+t.x)/2,o=(e.y+t.y)/2;do{i.y>o!=i.next.y>o&&i.next.y!==i.y&&r<(i.next.x-i.x)*(o-i.y)/(i.next.y-i.y)+i.x&&(s=!s),i=i.next}while(i!==e);return s}(e,t)&&(PE(e.prev,e,t.prev)||PE(e,t.prev,t))||CE(e,t)&&PE(e.prev,e,e.next)>0&&PE(t.prev,t,t.next)>0)}function PE(e,t,i){return(t.y-e.y)*(i.x-t.x)-(t.x-e.x)*(i.y-t.y)}function CE(e,t){return e.x===t.x&&e.y===t.y}function ME(e,t,i,s){var r=FE(PE(e,t,i)),o=FE(PE(e,t,s)),n=FE(PE(i,s,e)),a=FE(PE(i,s,t));return r!==o&&n!==a||(!(0!==r||!EE(e,i,t))||(!(0!==o||!EE(e,s,t))||(!(0!==n||!EE(i,e,s))||!(0!==a||!EE(i,t,s)))))}function EE(e,t,i){return t.x<=Math.max(e.x,i.x)&&t.x>=Math.min(e.x,i.x)&&t.y<=Math.max(e.y,i.y)&&t.y>=Math.min(e.y,i.y)}function FE(e){return e>0?1:e<0?-1:0}function IE(e,t){return PE(e.prev,e,e.next)<0?PE(e,t,e.next)>=0&&PE(e,e.prev,t)>=0:PE(e,t,e.prev)<0||PE(e,e.next,t)<0}function DE(e,t){var i=new RE(e.i,e.x,e.y),s=new RE(t.i,t.x,t.y),r=e.next,o=t.prev;return e.next=t,t.prev=e,i.next=r,r.prev=i,s.next=i,i.prev=s,o.next=s,s.prev=o,s}function SE(e,t,i,s){var r=new RE(e,t,i);return s?(r.next=s.next,r.prev=s,s.next.prev=r,s.next=r):(r.prev=r,r.next=r),r}function TE(e){e.next.prev=e.prev,e.prev.next=e.next,e.prevZ&&(e.prevZ.nextZ=e.nextZ),e.nextZ&&(e.nextZ.prevZ=e.prevZ)}function RE(e,t,i){this.i=e,this.x=t,this.y=i,this.prev=null,this.next=null,this.z=null,this.prevZ=null,this.nextZ=null,this.steiner=!1}function LE(e,t,i,s){for(var r=0,o=t,n=i-s;o<i;o+=s)r+=(e[n]-e[o])*(e[o+1]+e[n+1]),n=o;return r}hE.deviation=function(e,t,i,s){var r=t&&t.length,o=r?t[0]*i:e.length,n=Math.abs(LE(e,0,o,i));if(r)for(var a=0,l=t.length;a<l;a++){var A=t[a]*i,h=a<l-1?t[a+1]*i:e.length;n-=Math.abs(LE(e,A,h,i))}var c=0;for(a=0;a<s.length;a+=3){var u=s[a]*i,d=s[a+1]*i,p=s[a+2]*i;c+=Math.abs((e[u]-e[p])*(e[d+1]-e[u+1])-(e[u]-e[d])*(e[p+1]-e[u+1]))}return 0===n&&0===c?0:Math.abs((c-n)/n)},hE.flatten=function(e){for(var t=e[0][0].length,i={vertices:[],holes:[],dimensions:t},s=0,r=0;r<e.length;r++){for(var o=0;o<e[r].length;o++)for(var n=0;n<t;n++)i.vertices.push(e[r][o][n]);r>0&&(s+=e[r-1].length,i.holes.push(s))}return i};const UE=d.vec2(),OE=d.vec3(),kE=d.vec3(),NE=d.vec3();class QE extends z{constructor(e,t={}){super("cityJSONLoader",e,t),this.dataSource=t.dataSource}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new AE}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new zc(this.viewer.scene,y.apply(e,{isModel:!0,edges:!0}));if(!e.src&&!e.cityJSON)return this.error("load() param expected: src or cityJSON"),t;const i={};if(e.src)this._loadModel(e.src,e,i,t);else{const s=this.viewer.scene.canvas.spinner;s.processes++,this._parseModel(e.cityJSON,e,i,t),s.processes--}return t}_loadModel(e,t,i,s){const r=this.viewer.scene.canvas.spinner;r.processes++,this._dataSource.getCityJSON(t.src,(e=>{this._parseModel(e,t,i,s),r.processes--}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}_parseModel(e,t,i,s){if(s.destroyed)return;const r=e.transform?this._transformVertices(e.vertices,e.transform,i.rotateX):e.vertices,o=t.stats||{};o.sourceFormat=e.type||"CityJSON",o.schemaVersion=e.version||"",o.title="",o.author="",o.created="",o.numMetaObjects=0,o.numPropertySets=0,o.numObjects=0,o.numGeometries=0,o.numTriangles=0,o.numVertices=0;const n=!1!==t.loadMetadata,a=n?{id:d.createUUID(),name:"Model",type:"Model"}:null,l=n?{id:"",projectId:"",author:"",createdAt:"",schema:e.version||"",creatingApplication:"",metaObjects:[a],propertySets:[]}:null,A={data:e,vertices:r,sceneModel:s,loadMetadata:n,metadata:l,rootMetaObject:a,nextId:0,stats:o};if(this._parseCityJSON(A),s.finalize(),n){const e=s.id;this.viewer.metaScene.createMetaModel(e,A.metadata,i)}s.scene.once("tick",(()=>{s.destroyed||(s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1))}))}_transformVertices(e,t,i){const s=[],r=t.scale||d.vec3([1,1,1]),o=t.translate||d.vec3([0,0,0]);for(let t=0,n=0;t<e.length;t++,n+=3){const n=e[t][0]*r[0]+o[0],a=e[t][1]*r[1]+o[1],l=e[t][2]*r[2]+o[2];i?s.push([n,l,a]):s.push([n,a,l])}return s}_parseCityJSON(e){const t=e.data.CityObjects;for(const i in t)if(t.hasOwnProperty(i)){const s=t[i];this._parseCityObject(e,s,i)}}_parseCityObject(e,t,i){const s=e.sceneModel,r=e.data;if(e.loadMetadata){const s=i,r=t.type,o=r+" : "+i,n=t.parents?t.parents[0]:e.rootMetaObject.id;e.metadata.metaObjects.push({id:s,name:o,type:r,parent:n})}if(e.stats.numMetaObjects++,!(t.geometry&&t.geometry.length>0))return;const o=[];for(let i=0,s=t.geometry.length;i<s;i++){const s=t.geometry[i];let n,a;const l=r.appearance;if(l){const e=l.materials;if(e){const t=s.material;if(t){const s=Object.keys(t);if(s.length>0){const r=t[s[0]];if(void 0!==r.value)n=e[r.value];else{const t=r.values;if(t){a=[];for(let s=0,r=t.length;s<r;s++){const s=e[t[i]];a.push(s)}}}}}}}a?this._parseGeometrySurfacesWithOwnMaterials(e,s,a,o):this._parseGeometrySurfacesWithSharedMaterial(e,s,n,o)}o.length>0&&(s.createEntity({id:i,meshIds:o,isObject:!0}),e.stats.numObjects++)}_parseGeometrySurfacesWithOwnMaterials(e,t,i,s){switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":const r=t.boundaries;this._parseSurfacesWithOwnMaterials(e,i,r,s);break;case"Solid":const o=t.boundaries;for(let t=0;t<o.length;t++){const r=o[t];this._parseSurfacesWithOwnMaterials(e,i,r,s)}break;case"MultiSolid":case"CompositeSolid":const n=t.boundaries;for(let t=0;t<n.length;t++)for(let r=0;r<n[t].length;r++){const o=n[t][r];this._parseSurfacesWithOwnMaterials(e,i,o,s)}}}_parseSurfacesWithOwnMaterials(e,t,i,s){const r=e.vertices,o=e.sceneModel;for(let n=0;n<i.length;n++){const a=i[n],l=t[n]||{diffuseColor:[.8,.8,.8],transparency:1},A=[],h=[],c=[],u={positions:[],indices:[]};for(let t=0;t<a.length;t++){A.length>0&&h.push(A.length);const i=this._extractLocalIndices(e,a[t],c,u);A.push(...i)}if(3===A.length)u.indices.push(A[0]),u.indices.push(A[1]),u.indices.push(A[2]);else if(A.length>3){const e=[];for(let t=0;t<A.length;t++)e.push({x:r[c[A[t]]][0],y:r[c[A[t]]][1],z:r[c[A[t]]][2]});const t=this._getNormalOfPositions(e,d.vec3());let i=[];for(let s=0;s<e.length;s++)this._to2D(e[s],t,UE),i.unshift(UE[0]),i.unshift(UE[1]);const s=hE(i,h,2);for(let e=0;e<s.length;e+=3)u.indices.unshift(A[s[e]]),u.indices.unshift(A[s[e+1]]),u.indices.unshift(A[s[e+2]])}const p=""+e.nextId++;o.createMesh({id:p,primitive:"triangles",positions:u.positions,indices:u.indices,color:l&&l.diffuseColor?l.diffuseColor:[.8,.8,.8],opacity:l&&void 0!==l.transparency?1-l.transparency:1}),s.push(p),e.stats.numGeometries++,e.stats.numVertices+=u.positions.length/3,e.stats.numTriangles+=u.indices.length/3}}_parseGeometrySurfacesWithSharedMaterial(e,t,i,s){const r=e.sceneModel,o=[],n={positions:[],indices:[]};switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":const i=t.boundaries;this._parseSurfacesWithSharedMaterial(e,i,o,n);break;case"Solid":const s=t.boundaries;for(let t=0;t<s.length;t++){const i=s[t];this._parseSurfacesWithSharedMaterial(e,i,o,n)}break;case"MultiSolid":case"CompositeSolid":const r=t.boundaries;for(let t=0;t<r.length;t++)for(let i=0;i<r[t].length;i++){const s=r[t][i];this._parseSurfacesWithSharedMaterial(e,s,o,n)}}if(n.positions.length>0&&n.indices.length>0){const t=""+e.nextId++;r.createMesh({id:t,primitive:"triangles",positions:n.positions,indices:n.indices,color:i&&i.diffuseColor?i.diffuseColor:[.8,.8,.8],opacity:1}),s.push(t),e.stats.numGeometries++,e.stats.numVertices+=n.positions.length/3,e.stats.numTriangles+=n.indices.length/3}}_parseSurfacesWithSharedMaterial(e,t,i,s){const r=e.vertices;for(let o=0;o<t.length;o++){let n=[],a=[];for(let r=0;r<t[o].length;r++){n.length>0&&a.push(n.length);const l=this._extractLocalIndices(e,t[o][r],i,s);n.push(...l)}if(3===n.length)s.indices.push(n[0]),s.indices.push(n[1]),s.indices.push(n[2]);else if(n.length>3){let e=[];for(let t=0;t<n.length;t++)e.push({x:r[i[n[t]]][0],y:r[i[n[t]]][1],z:r[i[n[t]]][2]});const t=this._getNormalOfPositions(e,d.vec3());let o=[];for(let i=0;i<e.length;i++)this._to2D(e[i],t,UE),o.unshift(UE[0]),o.unshift(UE[1]);const l=hE(o,a,2);for(let e=0;e<l.length;e+=3)s.indices.unshift(n[l[e]]),s.indices.unshift(n[l[e+1]]),s.indices.unshift(n[l[e+2]])}}}_extractLocalIndices(e,t,i,s){const r=e.vertices,o=[];for(let e=0,n=t.length;e<n;e++){const n=t[e];if(i.includes(n)){const e=i.indexOf(n);o.push(e)}else s.positions.push(r[n][0]),s.positions.push(r[n][1]),s.positions.push(r[n][2]),o.push(i.length),i.push(n)}return o}_getNormalOfPositions(e,t){for(let i=0;i<e.length;i++){let s=i+1;s===e.length&&(s=0),t[0]+=(e[i].y-e[s].y)*(e[i].z+e[s].z),t[1]+=(e[i].z-e[s].z)*(e[i].x+e[s].x),t[2]+=(e[i].x-e[s].x)*(e[i].y+e[s].y)}return d.normalizeVec3(t)}_to2D(e,t,i){const s=OE,r=kE,o=NE;s[0]=e.x,s[1]=e.y,s[2]=e.z,r[0]=t.x,r[1]=t.y,r[2]=t.z,o[0]=1.1,o[1]=1.1,o[2]=1.1;d.lenVec3(d.subVec3(o,r))<.01&&(o[0]+=1,o[1]+=2,o[2]+=3);const n=d.dotVec3(o,r),a=d.mulVec3Scalar(r,n,d.vec3());o[0]-=a[0],o[1]-=a[1],o[2]-=a[2],d.normalizeVec3(o);const l=d.cross3Vec3(r,o,d.vec3()),A=d.dotVec3(s,o),h=d.dotVec3(s,l);i[0]=A,i[1]=h}}class VE{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getDotBIM(e,t,i){y.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}}class HE extends z{constructor(e,t={}){super("DotBIMLoader",e,t),this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults}set dataSource(e){this._dataSource=e||new VE}get dataSource(){return this._dataSource}set objectDefaults(e){this._objectDefaults=e||jP}get objectDefaults(){return this._objectDefaults}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new zc(this.viewer.scene,y.apply(e,{isModel:!0,backfaces:e.backfaces,dtxEnabled:e.dtxEnabled,rotation:e.rotation,origin:e.origin})),i=t.id;if(!e.src&&!e.dotBIM)return this.error("load() param expected: src or dotBIM"),t;const s=e.objectDefaults||this._objectDefaults||jP;let r,o;if(e.includeTypes){r={};for(let t=0,i=e.includeTypes.length;t<i;t++)r[e.includeTypes[t]]=!0}if(e.excludeTypes){o={},r||(r={});for(let t=0,i=e.excludeTypes.length;t<i;t++)r[e.excludeTypes[t]]=!0}const n=e=>{const t=e.fileData,n=e.sceneModel,a={},l=d.createUUID(),A=d.createUUID(),h=d.createUUID(),c=d.createUUID(),u={metaObjects:[{id:l,name:"Project",type:"Project",parent:null},{id:A,name:"Site",type:"Site",parent:l},{id:h,name:"Building",type:"Building",parent:A},{id:c,name:"BuildingStorey",type:"BuildingStorey",parent:h}],propertySets:[]},p=(e,i)=>{if(a[e])return;const s=t.meshes.find((e=>e.mesh_id===i.mesh_id));n.createGeometry({id:e,primitive:"triangles",positions:s.coordinates,indices:s.indices}),a[e]=!0},f=t.elements;for(let e=0,i=f.length;e<i;e++){const i=f[e],a=i.type;if(o&&o[a])continue;if(r&&!r[a])continue;const l=i.info,A=void 0!==i.guid?`${i.guid}`:void 0!==l&&void 0!==l.id?l.id:e,h=i.mesh_id,d=i.vector,g=i.rotation,m=s?s[a]||s.DEFAULT:null;let _=!0,v=!0;if(void 0===i.face_colors){p(h,i);const e=`${A}-mesh`;let t=i.color?[i.color.r/255,i.color.g/255,i.color.b/255]:[1,1,1],s=i.color?i.color.a/255:1;m&&(!1===m.visible&&(_=!1),!1===m.pickable&&(v=!1),m.colorize&&(t=m.colorize),void 0!==m.opacity&&null!==m.opacity&&(s=m.opacity)),n.createMesh({id:e,geometryId:h,color:t,opacity:s,quaternion:!g||0===g.qz&&0===g.qy&&0===g.qx&&1===g.qw?void 0:[g.qx,g.qy,g.qz,g.qw],position:d?[d.x,d.y,d.z]:void 0}),n.createEntity({id:A,meshIds:[e],visible:_,pickable:v,isObject:!0})}else{let e=i.face_colors,s={},r=0,o=t.meshes.find((e=>e.mesh_id===i.mesh_id));for(let t=0,i=e.length;t<i;t+=4){let i=[e[t],e[t+1],e[t+2],e[t+3]];void 0===s[i]&&(s[i]=[]);let n=o.indices[r],a=o.coordinates[3*n],l=o.coordinates[3*n+1],A=o.coordinates[3*n+2],h=o.indices[r+1],c=o.coordinates[3*h],u=o.coordinates[3*h+1],d=o.coordinates[3*h+2],p=o.indices[r+2],f=o.coordinates[3*p],g=o.coordinates[3*p+1],m=o.coordinates[3*p+2];s[i].push(a,l,A,c,u,d,f,g,m),r+=3}let a=[];for(const[e,t]of Object.entries(s)){n.createGeometry({id:`${h}-${e}`,primitive:"triangles",positions:t,indices:[...Array(t.length/3).keys()]});const i=`${A}-mesh-${e}`,s=e.split(",").map(Number);let r=[s[0]/255,s[1]/255,s[2]/255],o=s[3]/255;m&&(!1===m.visible&&(_=!1),!1===m.pickable&&(v=!1),m.colorize&&(r=m.colorize),void 0!==m.opacity&&null!==m.opacity&&(o=m.opacity)),n.createMesh({id:i,geometryId:`${h}-${e}`,color:r,opacity:o,quaternion:!g||0===g.qz&&0===g.qy&&0===g.qx&&1===g.qw?void 0:[g.qx,g.qy,g.qz,g.qw],position:d?[d.x,d.y,d.z]:void 0}),a.push(i)}n.createEntity({id:A,meshIds:a,visible:_,pickable:v,isObject:!0})}let b=[];for(let e in l)b.push({name:e,value:l[e]});u.propertySets.push({id:A,name:"Properties",properties:b}),u.metaObjects.push({id:A,name:l&&l.Name&&"None"!==l.Name?l.Name:`${i.type} ${A}`,type:i.type,parent:c,propertySetIds:[A]})}n.finalize(),this.viewer.metaScene.createMetaModel(i,u),n.scene.once("tick",(()=>{n.destroyed||(n.scene.fire("modelLoaded",n.id),n.fire("loaded",!0,!1))}))};if(e.src){const i=e.src;this.viewer.scene.canvas.spinner.processes++,this._dataSource.getDotBIM(i,(e=>{n({fileData:e,sceneModel:t,nextId:0,error:function(e){}}),this.viewer.scene.canvas.spinner.processes--}),(e=>{this.viewer.scene.canvas.spinner.processes--,this.error(e)}))}else if(e.dotBIM){const i={fileData:e.dotBIM,sceneModel:t,nextId:0,error:function(e){}};n(i)}return t.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(i)})),t}destroy(){super.destroy()}}const jE=function(e){const t=t=>parseInt(e.substr(t+1,2),16)/255;return[t(0),t(2),t(4)]},GE=function(e){const t=[];for(let i=0;i<e.length;++i)t.push(i);const i=function(){const i=d.vec2(),s=d.vec2();let r=0;for(let o=0;o<t.length;++o){const n=e[t[o]],a=e[t[(o+1)%t.length]],l=e[t[(o+2)%t.length]];d.subVec2(n,a,i),d.subVec2(l,a,s);const A=d.dotVec2(i,s)/Math.sqrt(d.sqLenVec2(i)*d.sqLenVec2(s)),h=Math.acos(Math.max(-1,Math.min(A,1)));r+=i[0]*s[1]-i[1]*s[0]>=0?h:2*Math.PI-h}return r<t.length*Math.PI}(),s=function(){const e=(e,t,i)=>(e[0]-i[0])*(t[1]-i[1])-(t[0]-i[0])*(e[1]-i[1]);return(t,i,s,r)=>{const o=e(t,i,s),n=e(t,s,r),a=e(t,r,i);return!((o<0||n<0||a<0)&&(o>0||n>0||a>0))}}(),r=[],o=(i?t:t.slice(0).reverse()).map((e=>({idx:e})));o.forEach(((e,t)=>{e.prev=o[(t-1+o.length)%o.length],e.next=o[(t+1)%o.length]}));const n=d.vec2(),a=d.vec2();for(;o.length>2;){let t=0;for(;;){if(t>=o.length)throw`isCCW = ${i}; earIdx = ${t}; len = ${o.length}`;const r=o[t],l=e[r.prev.idx],A=e[r.idx],h=e[r.next.idx];if(d.subVec2(l,A,n),d.subVec2(h,A,a),n[0]*a[1]-n[1]*a[0]>=0&&o.every((t=>t===r||t===r.prev||t===r.next||!s(e[t.idx],l,A,h))))break;++t}const l=o[t];o.splice(t,1),r.push([l.idx,l.next.idx,l.prev.idx]);l.prev.next=l.next;l.next.prev=l.prev}return[e,r,i]},zE=function(e,t){const i=e.canvas.canvas,s=i.parentNode,r=document.createElement("div");s.insertBefore(r,i);let o=5;r.style.background=t,r.style.border="2px solid white",r.style.margin="0 0",r.style.zIndex="100",r.style.position="absolute",r.style.pointerEvents="none",r.style.display="none";const n=new fe(e,{}),a=e=>e+"px",l=function(){const e=n.canvasPos.slice();me(i,s,e),r.style.left=a(e[0]-3-o/2),r.style.top=a(e[1]-3-o/2),r.style.borderRadius=a(2*o),r.style.width=a(o),r.style.height=a(o)},A=e.camera.on("viewMatrix",l),h=e.camera.on("projMatrix",l);return{update:function(e){e&&(n.worldPos=e,l()),r.style.display=e?"":"none"},setHighlighted:function(e){o=e?10:5,l()},getCanvasPos:()=>n.canvasPos,getWorldPos:()=>n.worldPos,destroy:function(){r.parentNode.removeChild(r),e.camera.off(A),e.camera.off(h),n.destroy()}}},WE=function(e,t,i){let s=null;const r=r=>{if(r){s&&s.destroy();try{const[o,n]=GE(r.map((e=>[e[0],e[2]]))),a=[].concat(...o.map((e=>[e[0],r[0][1],e[1]]))),l=[].concat(...n);s=new Pr(e,{pickable:!1,geometry:new ti(e,{positions:a,indices:l,normals:d.buildNormals(a,l)}),material:new ni(e,{alpha:void 0!==i?i:.5,backfaces:!0,diffuse:jE(t)})})}catch(e){s=null}}s&&(s.visible=!!r)};return r(null),{updateBase:r,destroy:()=>s&&s.destroy()}},KE=function(e,t){return function(i,s,r){const o=e.scene,n=o.canvas.canvas,a=(e,t)=>(t[0]=e.clientX,t[1]=e.clientY,me(n.ownerDocument.documentElement,n,t),t),l=e=>{const i=d.vec3(),s=d.vec3();return d.canvasPosToWorldRay(n,o.camera.viewMatrix,o.camera.projMatrix,o.camera.projection,e,i,s),t(i,s)};let A=!1;const h=function(){A=!1},c=function(){h(),n.removeEventListener("mousedown",p),n.removeEventListener("mousemove",f),e.cameraControl.off(g),n.removeEventListener("mouseup",m)},u=d.vec2(),p=function(e){1===e.which&&(a(e,u),A=!0)};n.addEventListener("mousedown",p);const f=function(e){const t=a(e,d.vec2());A&&d.distVec2(u,t)>20&&(h(),i())};n.addEventListener("mousemove",f);const g=e.cameraControl.on("rayMove",(e=>{const t=e.canvasPos;s(t,l(t))})),m=function(e){if(1===e.which&&A){c();const t=a(e,d.vec2());r(t,l(t))}};return n.addEventListener("mouseup",m),c}},XE=function(e,t,i,s){const r=-(d.dotVec3(i,t)-e)/d.dotVec3(s,t);{const e=d.vec3();return d.mulVec3Scalar(s,r,e),d.addVec3(i,e,e),e}};class JE extends R{constructor(e,t={}){if(super(e.viewer.scene,t),this.plugin=e,this._container=t.container,!this._container)throw"config missing: container";this._eventSubs={},this.plugin.viewer.scene,this._geometry=t.geometry,t.onMouseOver,t.onMouseLeave,t.onContextMenu,this._alpha="alpha"in t&&void 0!==t.alpha?t.alpha:.5,this.color=t.color,this._visible=!0,this._rebuildMesh()}_rebuildMesh(){const e=this.plugin.viewer.scene,t=this._geometry.planeCoordinates.slice(),i=this._geometry.height<0,s=this._geometry.altitude+(i?this._geometry.height:0),r=this._geometry.height*(i?-1:1),[o,n,a]=GE(t),l=[],A=[],h=e=>{const t=l.length;for(let t of o)l.push([t[0],s+(e?r:0),t[1]]);for(let i of n)A.push(...(e?i:i.slice(0).reverse()).map((e=>e+t)))};h(!1),h(!0);for(let e=0;e<o.length;++e){const t=o[e],i=o[(o.length+e+(a?1:-1))%o.length],n=s,h=s+r,c=l.length;l.push([t[0],n,t[1]],[i[0],n,i[1]],[i[0],h,i[1]],[t[0],h,t[1]]),A.push(...[0,1,2,0,2,3].map((e=>e+c)))}this._zoneMesh&&this._zoneMesh.destroy();const c=[].concat(...l);this._zoneMesh=new Pr(e,{edges:this._edges,geometry:new ti(e,{positions:c,indices:A,normals:d.buildNormals(c,A)}),material:new ni(e,{alpha:this._alpha,backfaces:!0,diffuse:jE(this._color)}),visible:this._visible}),this._zoneMesh.highlighted=this._highlighted,this._zoneMesh.zone=this;{const e=d.vec2(),t=d.vec2();let i=0;for(let s of n){const r=o[s[0]],n=o[s[1]],a=o[s[2]];d.subVec2(n,r,e),d.subVec2(a,r,t),i+=Math.abs(e[0]*t[1]-e[1]*t[0])}this._baseArea=i/2}this._metrics=null;const u=e=>Math.min(...l.map((t=>t[e]))),p=e=>Math.max(...l.map((t=>t[e]))),f=u(0),g=u(1),m=u(2),_=p(0),v=p(1),b=p(2);this._center=d.vec3([(f+_)/2,(g+v)/2,(m+b)/2])}get baseArea(){return this._baseArea}get area(){return this._getMetrics().area}get volume(){return this._getMetrics().volume}_getMetrics(){if(null===this._metrics){let e=0,t=0;const i=this._zoneMesh.geometry,s=[d.vec3(),d.vec3(),d.vec3()],r=d.vec3();for(let o=0;o<i.indices.length;o+=3){for(let e=0;e<3;++e){const t=s[e],r=3*i.indices[o+e];for(let e=0;e<3;++e)t[e]=i.positions[r+e]}e+=d.dotVec3(s[0],d.cross3Vec3(s[1],s[2],r)),d.subVec3(s[1],s[0],s[1]),d.subVec3(s[2],s[0],s[2]),t+=d.lenVec3(d.cross3Vec3(s[1],s[2],r))}this._metrics={area:t/2,volume:e/6}}return this._metrics}sectionedAverage(e){const t=this._geometry.planeCoordinates.slice();let i=[];{const e=this._geometry.height,s=this._geometry.altitude,r=s+Math.max(0,e),o=s+Math.min(0,e),n=e=>{const s=t.map((t=>[t[0],e?r:o,t[1]]));i.push(e?s:s.slice(0).reverse())};n(!0),n(!1);const a=(e,i)=>[t[e][0],i,t[e][1]];for(let e=0;e<t.length;++e){const s=(e+1)%t.length;i.push([a(e,o),a(s,o),a(s,r),a(e,r)])}}for(const t of e){const e=t.dir,r=t.dist,o=[];for(const t of i){const i=1e-5,n=0,a=1,l=2,A=3;let h=0;const c=[];for(let s=0;s<t.length;s++){const o=d.dotVec3(e,t[s])+r,A=o<-i?l:o>i?a:n;h|=A,c.push(A)}switch(h){case n:case a:o.push(t);break;case l:break;case A:const i=[];for(let o=0;o<t.length;o++){var s=(o+1)%t.length;const n=c[o],a=c[s],h=t[o],u=t[s];if(n!==l&&i.push(h),(n|a)===A){const t=d.vec3();d.subVec3(u,h,t);const s=-(r+d.dotVec3(e,h))/d.dotVec3(e,t),o=[0,0,0];d.lerpVec3(s,0,1,h,u,o),i.push(o)}}i.length>=3&&o.push(i)}}i=o}if(0===i.length)return null;{const e=d.vec3([0,0,0]),t=new Set;for(const s of i)for(const i of s){const s=i.map((e=>e.toFixed(3))).join(":");t.has(s)||(t.add(s),d.addVec3(e,i,e))}return d.mulVec3Scalar(e,1/t.size,e),e}}get center(){return this._center}get altitude(){return this._geometry.altitude}set altitude(e){this._geometry.altitude=e,this._rebuildMesh()}get height(){return this._geometry.height}set height(e){this._geometry.height=e,this._rebuildMesh()}get highlighted(){return this._highlighted}set highlighted(e){this._highlighted=e,this._zoneMesh&&(this._zoneMesh.highlighted=e)}set color(e){this._color=e,this._zoneMesh&&(this._zoneMesh.material.diffuse=jE(this._color))}get color(){return this._color}set alpha(e){this._alpha=e,this._zoneMesh&&(this._zoneMesh.material.alpha=this._alpha)}get alpha(){return this._alpha}get edges(){return this._edges}set edges(e){this._edges=e,this._zoneMesh&&(this._zoneMesh.edges=this._edges)}set visible(e){this._visible=!!e,this._zoneMesh.visible=this._visible,this._needUpdate()}get visible(){return this._visible}getJSON(){return{id:this.id,geometry:this._geometry,alpha:this._alpha,color:this._color}}duplicate(){return this.plugin.createZone({id:d.createUUID(),geometry:{planeCoordinates:this._geometry.planeCoordinates.map((e=>e.slice())),altitude:this._geometry.altitude,height:this._geometry.height},alpha:this._alpha,color:this._color})}destroy(){this._zoneMesh.destroy(),super.destroy()}}class YE extends R{constructor(e,t,i){super(e.viewer.scene),this.zonesPlugin=e,this.pointerLens=t.pointerLens,this.createSelect3dPoint=i,this._deactivate=null}get active(){return!!this._deactivate}activate(e,t,i,s){if(this._deactivate)return;if("object"==typeof e&&null!==e){const r=e,o=(e,t)=>{if(e in r)return r[e];if(void 0!==t)return t;throw"config missing: "+e};e=o("altitude"),t=o("height"),i=o("color","#008000"),s=o("alpha",.5)}const r=this.zonesPlugin,o=r.viewer,n=o.scene,a=this,l=this.createSelect3dPoint(o,((t,i)=>XE(e,d.vec3([0,1,0]),t,i)));!function o(){const A=WE(n,i,s),h=function(e,t,i,s,r,o){const n=zE(e,t),a=zE(e,t),l=i?function(e){i.visible=!!e,e&&(i.canvasPos=e)}:()=>{};let A=s((()=>{l(null),n.update(null)}),((e,t)=>{l(e),n.update(t)}),(function(e,t){n.update(t),A=s((function(){l(null),a.update(null),r(null)}),(function(e,i){l(e),a.update(i),r(d.distVec3(t,i)>.01&&[t,i])}),(function(e,i){a.update(i),n.destroy(),a.destroy(),l(null),o([t,i])}))}));return{deactivate:function(){A(),n.destroy(),a.destroy(),l(null)}}}(n,i,a.pointerLens,l,(e=>{if(e){const t=e[0],i=e[1],s=e=>Math.min(t[e],i[e]),r=e=>Math.max(t[e],i[e]),o=s(0),n=s(1),a=s(2),l=r(0);r(1);const h=r(2);A.updateBase([[o,n,h],[l,n,h],[l,n,a],[o,n,a]])}else A.updateBase(null)}),(n=>{A.destroy();const l=function(e,t,i,s,r,o,n){const a=i=>Math.min(e[i],t[i]),l=i=>Math.max(e[i],t[i]),A=a(0),h=a(2),c=l(0),u=l(2);return n.createZone({id:d.createUUID(),geometry:{planeCoordinates:[[A,u],[c,u],[c,h],[A,h]],altitude:i,height:s},alpha:o,color:r})}(n[0],n[1],e,t,i,s,r);let h=!0;a._deactivate=()=>{h=!1},a.fire("zoneEnd",l),h&&o()})).deactivate;a._deactivate=()=>{h(),A.destroy()}}()}deactivate(){this._deactivate&&(this._deactivate(),this._deactivate=null)}destroy(){this.deactivate(),super.destroy()}}class ZE extends YE{constructor(e,t={}){super(e,t,((e,t)=>KE(e,t)))}}class qE extends YE{constructor(e,t={}){const i=new G(e.viewer);super(e,t,((e,t)=>ye(e,i,t))),this.pointerCircle=i}destroy(){this.pointerCircle.destroy(),super.destroy()}}class $E extends z{constructor(e,t={}){super("Zones",e),this._pointerLens=t.pointerLens,this._container=t.container||document.body,this._zones=[],this.defaultColor=void 0!==t.defaultColor?t.defaultColor:"#00BBFF",this.zIndex=t.zIndex||1e4,this._onMouseOver=(e,t)=>{this.fire("mouseOver",{plugin:this,zone:t,event:e})},this._onMouseLeave=(e,t)=>{this.fire("mouseLeave",{plugin:this,zone:t,event:e})},this._onContextMenu=(e,t)=>{this.fire("contextMenu",{plugin:this,zone:t,event:e})}}createZone(e={}){this.viewer.scene.components[e.id]&&(this.error("Viewer scene component with this ID already exists: "+e.id),delete e.id);const t=new JE(this,{id:e.id,plugin:this,container:this._container,geometry:e.geometry,alpha:e.alpha,color:e.color,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._zones.push(t),t.on("destroyed",(()=>{const e=this._zones.indexOf(t);e>=0&&this._zones.splice(e,1)})),this.fire("zoneCreated",t),t}get zones(){return this._zones}destroy(){super.destroy()}}const eF=function(e,t,i,s,r,o,n,a,l){const A=o?function(e){o.visible=!!e,e&&(o.canvasPos=e)}:()=>{};let h;const c=[()=>A(null)],u=WE(e,s,r);return c.push((()=>u.destroy())),function o(p){const f=zE(e,s),g=p.length>0&&function(e,t,i){const s=e.canvas.canvas,r=new fe(e,{});r.worldPos=i;const o=new fe(e,{}),n=s.ownerDocument.body,a=new xe(n,{color:t,thickness:1,thicknessClickable:6});a.setVisible(!1);const l=function(){const e=r.canvasPos.slice(),t=o.canvasPos.slice();me(s,n,e),me(s,n,t),a.setStartAndEnd(e[0],e[1],t[0],t[1])},A=e.camera.on("viewMatrix",l),h=e.camera.on("projMatrix",l);return{update:function(e){e&&(o.worldPos=e,l()),a.setVisible(!!e)},destroy:function(){e.camera.off(A),e.camera.off(h),r.destroy(),o.destroy(),a.destroy()}}}(e,s,p[p.length-1].getWorldPos());c.push((()=>{f.destroy(),g&&g.destroy()}));const m=p.length>0&&p[0],_=function(e){const t=m&&m.getCanvasPos();return t&&d.distVec2(t,e)<10&&{canvasPos:t,worldPos:m.getWorldPos()}},v=function(){const e=(e,t,i)=>t[0]<=Math.max(e[0],i[0])&&t[0]>=Math.min(e[0],i[0])&&t[1]<=Math.max(e[1],i[1])&&t[1]>=Math.min(e[1],i[1]),t=(e,t,i)=>{const s=(t[1]-e[1])*(i[0]-t[0])-(t[0]-e[0])*(i[1]-t[1]);return 0===s?0:s>0?1:2};return function(i,s){const r=i[i.length-2],o=i[i.length-1];for(let n=s?1:0;n<i.length-2-1;++n){const s=i[n],a=i[n+1],l=t(r,o,s),A=t(r,o,a),h=t(s,a,r),c=t(s,a,o);if(l!==A&&h!==c||0===l&&e(r,s,o)||0===A&&e(r,a,o)||0===h&&e(s,r,a)||0===c&&e(s,o,a))return!0}return!1}}();h=a((()=>{A(null),f.update(null),g&&g.update(null),u.updateBase(p.length>2?p.map((e=>e.getWorldPos())):null)}),((e,t)=>{const i=p.length>2&&_(e);if(m&&m.setHighlighted(!!i),A(i?i.canvasPos:e),f.update(!i&&t),g&&g.update(i?i.worldPos:t),p.length>=2){const e=p.map((e=>e.getWorldPos())).concat(i?[]:[t]),s=v(e.map((e=>[e[0],e[2]])),i);u.updateBase(s?null:e)}else u.updateBase(null)}),(function(e,a){const A=p.length>2&&_(e),h=p.map((e=>e.getWorldPos())).concat(A?[]:[a]);u.updateBase(h);const m=h.map((e=>[e[0],e[2]]));p.length>2&&v(m,A)?(c.pop()(),o(p)):A?(f.update(a),c.forEach((e=>e())),l(n.createZone({id:d.createUUID(),geometry:{planeCoordinates:m,altitude:t,height:i},alpha:r,color:s}))):(f.update(a),g&&g.update(a),o(p.concat(f)))}))}([]),{closeSurface:function(){throw"TODO"},deactivate:function(){h(),c.forEach((e=>e()))}}};class tF extends R{constructor(e,t={}){super(e.viewer.scene),this.zonesPlugin=e,this.pointerLens=t.pointerLens,this._action=null}get active(){return!!this._action}activate(e,t,i,s){if("object"==typeof e&&null!==e){const r=e,o=(e,t)=>{if(e in r)return r[e];if(void 0!==t)return t;throw"config missing: "+e};e=o("altitude"),t=o("height"),i=o("color","#008000"),s=o("alpha",.5)}if(this._action)return;const r=this.zonesPlugin,o=r.viewer,n=o.scene,a=this,l=KE(o,(function(t,i){return XE(e,d.vec3([0,1,0]),t,i)}));!function o(){a._action=eF(n,e,t,i,s,a.pointerLens,r,l,(e=>{let t=!0;a._action={deactivate:()=>{t=!1}},a.fire("zoneEnd",e),t&&o()}))}()}deactivate(){this._action&&(this._action.deactivate(),this._action=null)}destroy(){this.deactivate(),super.destroy()}}class iF extends R{constructor(e,t={}){super(e.viewer.scene),this.zonesPlugin=e,this.pointerLens=t.pointerLens,this.pointerCircle=new G(e.viewer),this._action=null}get active(){return!!this._action}activate(e,t,i,s){if("object"==typeof e&&null!==e){const r=e,o=(e,t)=>{if(e in r)return r[e];if(void 0!==t)return t;throw"config missing: "+e};e=o("altitude"),t=o("height"),i=o("color","#008000"),s=o("alpha",.5)}if(this._action)return;const r=this.zonesPlugin,o=r.viewer,n=o.scene,a=this,l=ye(o,this.pointerCircle,(function(t,i){return XE(e,d.vec3([0,1,0]),t,i)}));!function o(){a._action=eF(n,e,t,i,s,a.pointerLens,r,l,(e=>{let t=!0;a._action={deactivate:()=>{t=!1}},a.fire("zoneEnd",e),t&&o()}))}()}deactivate(){this._action&&(this._action.deactivate(),this._action=null)}destroy(){this.deactivate(),super.destroy()}}class sF extends R{constructor(e,t,i,s){const r=e.plugin.viewer,o=r.scene;super(o);const n=e._geometry.altitude,a=e._geometry.planeCoordinates.map((t=>{const i=o.canvas.canvas.ownerDocument.body,s=new _e(o,{},i,{fillColor:e._color});return s.worldPos=d.vec3([t[0],n,t[1]]),s.on("worldPos",(function(){t[0]=s.worldPos[0],t[1]=s.worldPos[2];try{e._rebuildMesh()}catch(t){e._zoneMesh&&(e._zoneMesh.destroy(),e._zoneMesh=null)}})),s})),l=be({viewer:r,handleMouseEvents:i,handleTouchEvents:s,pointerLens:t&&t.pointerLens,dots:a,ray2WorldPos:(e,t)=>XE(n,d.vec3([0,1,0]),e,t),onEnd:(t,i)=>(e._zoneMesh&&this.fire("edited"),!!e._zoneMesh)}),A=function(){l(),a.forEach((e=>e.destroy()))},h=e.on("destroyed",A);this._deactivate=function(){e.off("destroyed",h),A()}}deactivate(){this._deactivate(),super.destroy()}}class rF extends sF{constructor(e,t){super(e,t,!0,!1)}}class oF extends sF{constructor(e,t){super(e,t,!1,!0)}}class nF extends R{constructor(e,t,i,s){const r=e.plugin.viewer,o=r.scene,n=o.canvas.canvas;super(o);const a=this,l=e._geometry.altitude,A=t&&t.pointerLens,h=A?function(e){A.visible=!!e,e&&(A.canvasPos=e)}:()=>{},c=e=>{const t=d.vec3(),i=d.vec3();return d.canvasPosToWorldRay(n,o.camera.viewMatrix,o.camera.projMatrix,o.camera.projection,e,t,i),s=t,r=i,XE(l,d.vec3([0,1,0]),s,r);var s,r},u=(e,t)=>(t[0]=e.clientX,t[1]=e.clientY,me(n.ownerDocument.documentElement,n,t),t),p=function(e,t){const i=e=>{e.preventDefault(),t(e)};return n.addEventListener(e,i),()=>n.removeEventListener(e,i)};let f=()=>{};const g=function(t,i,s,o){const l=o(t),A=u(l,d.vec2()),g=r.scene.pick({canvasPos:A,includeEntities:[e._zoneMesh.id]});if((g&&g.entity&&g.entity.zone)===e){f(),n.style.cursor="move",r.cameraControl.active=!1;const t=function(){const t=e._geometry.planeCoordinates.map((e=>e.slice())),i=c(A),s=d.vec2([i[0],i[2]]),r=d.vec2();return function(i){const o=c(i);r[0]=o[0],r[1]=o[2],d.subVec2(s,r,r),e._geometry.planeCoordinates.forEach(((e,i)=>{d.subVec2(t[i],r,e)}));try{e._rebuildMesh()}catch(t){e._zoneMesh&&(e._zoneMesh.destroy(),e._zoneMesh=null)}}}(),l=p(i,(function(e){const i=o(e);if(i){const e=u(i,d.vec2());t(e),h(e)}})),g=p(s,(function(e){const i=o(e);if(i){const e=u(i,d.vec2());t(e),h(null),f(),a.fire("translated")}}));f=function(){f=()=>{},n.style.cursor="default",r.cameraControl.active=!0,l(),g()}}},m=[];i&&m.push(p("mousedown",(e=>{1===e.which&&g(e,"mousemove","mouseup",(e=>1===e.which&&e))}))),s&&m.push(p("touchstart",(e=>{if(1===e.touches.length){const t=e.touches[0].identifier;g(e,"touchmove","touchend",(e=>[...e.changedTouches].find((e=>e.identifier===t))))}})));const _=function(){f(),m.forEach((e=>e())),h(null)},v=e.on("destroyed",_);this._deactivate=function(){e.off("destroyed",v),_()}}deactivate(){this._deactivate(),super.destroy()}}class aF extends nF{constructor(e,t){super(e,t,!0,!1)}}class lF extends nF{constructor(e,t){super(e,t,!1,!0)}}export{zi as AlphaFormat,jt as AmbientLight,Se as AngleMeasurementEditMouseControl,Te as AngleMeasurementEditTouchControl,Me as AngleMeasurementsControl,Ee as AngleMeasurementsMouseControl,Fe as AngleMeasurementsPlugin,Ie as AngleMeasurementsTouchControl,ke as AnnotationsPlugin,Dr as AxisGizmoPlugin,qc as BCFViewpointsPlugin,yo as Bitmap,Li as ByteType,ju as CameraMemento,xu as CameraPath,Fu as CameraPathAnimation,QE as CityJSONLoaderPlugin,xi as ClampToEdgeWrapping,R as Component,Rs as CompressedMediaType,In as Configs,o as ContextMenu,Xu as CubicBezierCurve,vu as Curve,cc as DefaultLoadingManager,Yi as DepthFormat,Zi as DepthStencilFormat,Ht as DirLight,cu as DistanceMeasurementEditControl,uu as DistanceMeasurementEditMouseControl,du as DistanceMeasurementEditTouchControl,au as DistanceMeasurementsControl,lu as DistanceMeasurementsMouseControl,Au as DistanceMeasurementsPlugin,hu as DistanceMeasurementsTouchControl,_e as Dot3D,VE as DotBIMDefaultDataSource,HE as DotBIMLoaderPlugin,hi as EdgeMaterial,li as EmphasisMaterial,wC as FaceAlignedSectionPlanesPlugin,pu as FastNavPlugin,Qi as FloatType,oo as Fresnel,N as Frustum,k as FrustumPlane,Ds as GIFMediaType,fu as GLTFDefaultDataSource,GP as GLTFLoaderPlugin,Vi as HalfFloatType,Ru as ImagePlane,ki as IntType,Ss as JPEGMediaType,mc as KTX2TextureTranscoder,aE as LASLoaderPlugin,jr as LambertMaterial,Vu as LightMap,Kc as LineSet,Fs as LinearEncoding,Fi as LinearFilter,Ti as LinearMipMapLinearFilter,Di as LinearMipMapNearestFilter,Si as LinearMipmapLinearFilter,Ii as LinearMipmapNearestFilter,uc as Loader,hc as LoadingManager,gu as LocaleService,Ji as LuminanceAlphaFormat,Xi as LuminanceFormat,e as Map,fe as Marker,H as MarqueePicker,j as MarqueePickerMouseControl,Pr as Mesh,Ro as MeshSurfaceArea,Co as MeshVolume,Wr as MetallicMaterial,Bi as MirroredRepeatWrapping,zu as ModelMemento,XP as NavCubePlugin,wi as NearestFilter,Ei as NearestMipMapLinearFilter,Pi as NearestMipMapNearestFilter,Mi as NearestMipmapLinearFilter,Ci as NearestMipmapNearestFilter,Hr as Node,sC as OBJLoaderPlugin,f as ObjectsKdTree3,Ku as ObjectsMemento,Ts as PNGMediaType,Ju as Path,Zu as PerformanceModel,ni as PhongMaterial,ze as PickResult,z as Plugin,Lu as PointLight,G as PointerCircle,n as PointerLens,Yu as QuadraticBezierCurve,g as Queue,Ki as RGBAFormat,is as RGBAIntegerFormat,Ps as RGBA_ASTC_10x10_Format,xs as RGBA_ASTC_10x5_Format,Bs as RGBA_ASTC_10x6_Format,ws as RGBA_ASTC_10x8_Format,Cs as RGBA_ASTC_12x10_Format,Ms as RGBA_ASTC_12x12_Format,ps as RGBA_ASTC_4x4_Format,fs as RGBA_ASTC_5x4_Format,gs as RGBA_ASTC_5x5_Format,ms as RGBA_ASTC_6x5_Format,_s as RGBA_ASTC_6x6_Format,vs as RGBA_ASTC_8x5_Format,bs as RGBA_ASTC_8x6_Format,ys as RGBA_ASTC_8x8_Format,Es as RGBA_BPTC_Format,ds as RGBA_ETC2_EAC_Format,hs as RGBA_PVRTC_2BPPV1_Format,As as RGBA_PVRTC_4BPPV1_Format,rs as RGBA_S3TC_DXT1_Format,os as RGBA_S3TC_DXT3_Format,ns as RGBA_S3TC_DXT5_Format,Wi as RGBFormat,cs as RGB_ETC1_Format,us as RGB_ETC2_Format,ls as RGB_PVRTC_2BPPV1_Format,as as RGB_PVRTC_4BPPV1_Format,ss as RGB_S3TC_DXT1_Format,es as RGFormat,ts as RGIntegerFormat,ti as ReadableGeometry,qi as RedFormat,$i as RedIntegerFormat,Qu as ReflectionMap,yi as RepeatWrapping,CC as STLDefaultDataSource,LC as STLLoaderPlugin,zc as SceneModel,No as SceneModelMesh,Uc as SceneModelTransform,Sr as SectionPlane,cC as SectionPlanesPlugin,Ui as ShortType,qu as Skybox,PC as SkyboxesPlugin,Jr as SpecularMaterial,bu as SplineCurve,Hu as SpriteMarker,gC as StoreyViewsPlugin,ro as Texture,$u as TextureTranscoder,kC as TreeViewPlugin,Ri as UnsignedByteType,Gi as UnsignedInt248Type,Ni as UnsignedIntType,Hi as UnsignedShort4444Type,ji as UnsignedShort5551Type,Oi as UnsignedShortType,lo as VBOGeometry,HC as ViewCullPlugin,Vb as Viewer,$M as WebIFCLoaderPlugin,fc as WorkerPool,jC as XKTDefaultDataSource,UM as XKTLoaderPlugin,ZM as XML3DLoaderPlugin,sF as ZoneEditControl,rF as ZoneEditMouseControl,oF as ZoneEditTouchControl,nF as ZoneTranslateControl,aF as ZoneTranslateMouseControl,lF as ZoneTranslateTouchControl,ZE as ZonesMouseControl,$E as ZonesPlugin,tF as ZonesPolysurfaceMouseControl,iF as ZonesPolysurfaceTouchControl,qE as ZonesTouchControl,ve as activateDraggableDot,be as activateDraggableDots,ii as buildBoxGeometry,uo as buildBoxLinesGeometry,po as buildBoxLinesGeometryFromAABB,Mr as buildCylinderGeometry,fo as buildGridGeometry,bo as buildLineGeometry,go as buildPlaneGeometry,_o as buildPolylineGeometry,vo as buildPolylineGeometryFromCurve,Er as buildSphereGeometry,mo as buildTorusGeometry,Ir as buildVectorTextGeometry,Y as createRTCViewMat,V as frustumIntersectsAABB3,vc as getKTX2TextureTranscoder,ee as getPlaneRTCPos,xo as isTriangleMeshSolid,ho as load3DSGeometry,co as loadOBJGeometry,d as math,Lo as meshSurfaceArea,Mo as meshVolume,$ as rtcToWorldPos,Is as sRGBEncoding,Q as setFrustum,m as stats,ye as touchPointSelector,me as transformToNode,y as utils,Z as worldToRTCPos,q as worldToRTCPositions};
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e>=48&&e<=57},Jp=function(e){return Xp(e)||e>=65&&e<=70||e>=97&&e<=102},Yp=function(e){return 10===e||9===e||32===e},Zp=function(e){return function(e){return function(e){return e>=97&&e<=122}(e)||function(e){return e>=65&&e<=90}(e)}(e)||function(e){return e>=128}(e)||95===e},qp=function(e){return Zp(e)||Xp(e)||45===e},$p=function(e){return e>=0&&e<=8||11===e||e>=14&&e<=31||127===e},ef=function(e,t){return 92===e&&10!==t},tf=function(e,t,i){return 45===e?Zp(t)||ef(t,i):!!Zp(e)||!(92!==e||!ef(e,t))},sf=function(e,t,i){return 43===e||45===e?!!Xp(t)||46===t&&Xp(i):Xp(46===e?t:e)},rf=function(e){var t=0,i=1;43!==e[t]&&45!==e[t]||(45===e[t]&&(i=-1),t++);for(var s=[];Xp(e[t]);)s.push(e[t++]);var r=s.length?parseInt(qd.apply(void 0,s),10):0;46===e[t]&&t++;for(var o=[];Xp(e[t]);)o.push(e[t++]);var n=o.length,a=n?parseInt(qd.apply(void 0,o),10):0;69!==e[t]&&101!==e[t]||t++;var l=1;43!==e[t]&&45!==e[t]||(45===e[t]&&(l=-1),t++);for(var A=[];Xp(e[t]);)A.push(e[t++]);var h=A.length?parseInt(qd.apply(void 0,A),10):0;return i*(r+a*Math.pow(10,-n))*Math.pow(10,l*h)},of={type:2},nf={type:3},af={type:4},lf={type:13},Af={type:8},hf={type:21},cf={type:9},uf={type:10},df={type:11},pf={type:12},ff={type:14},gf={type:23},mf={type:1},_f={type:25},vf={type:24},bf={type:26},yf={type:27},xf={type:28},Bf={type:29},wf={type:31},Pf={type:32},Cf=function(){function e(){this._value=[]}return e.prototype.write=function(e){this._value=this._value.concat(Zd(e))},e.prototype.read=function(){for(var e=[],t=this.consumeToken();t!==Pf;)e.push(t),t=this.consumeToken();return e},e.prototype.consumeToken=function(){var e=this.consumeCodePoint();switch(e){case 34:return this.consumeStringToken(34);case 35:var t=this.peekCodePoint(0),i=this.peekCodePoint(1),s=this.peekCodePoint(2);if(qp(t)||ef(i,s)){var r=tf(t,i,s)?2:1;return{type:5,value:this.consumeName(),flags:r}}break;case 36:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),lf;break;case 39:return this.consumeStringToken(39);case 40:return of;case 41:return nf;case 42:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),ff;break;case 43:if(sf(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 44:return af;case 45:var o=e,n=this.peekCodePoint(0),a=this.peekCodePoint(1);if(sf(o,n,a))return this.reconsumeCodePoint(e),this.consumeNumericToken();if(tf(o,n,a))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();if(45===n&&62===a)return this.consumeCodePoint(),this.consumeCodePoint(),vf;break;case 46:if(sf(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 47:if(42===this.peekCodePoint(0))for(this.consumeCodePoint();;){var l=this.consumeCodePoint();if(42===l&&47===(l=this.consumeCodePoint()))return this.consumeToken();if(-1===l)return this.consumeToken()}break;case 58:return bf;case 59:return yf;case 60:if(33===this.peekCodePoint(0)&&45===this.peekCodePoint(1)&&45===this.peekCodePoint(2))return this.consumeCodePoint(),this.consumeCodePoint(),_f;break;case 64:var A=this.peekCodePoint(0),h=this.peekCodePoint(1),c=this.peekCodePoint(2);if(tf(A,h,c))return{type:7,value:this.consumeName()};break;case 91:return xf;case 92:if(ef(e,this.peekCodePoint(0)))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();break;case 93:return Bf;case 61:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),Af;break;case 123:return df;case 125:return pf;case 117:case 85:var u=this.peekCodePoint(0),d=this.peekCodePoint(1);return 43!==u||!Jp(d)&&63!==d||(this.consumeCodePoint(),this.consumeUnicodeRangeToken()),this.reconsumeCodePoint(e),this.consumeIdentLikeToken();case 124:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),cf;if(124===this.peekCodePoint(0))return this.consumeCodePoint(),hf;break;case 126:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),uf;break;case-1:return Pf}return Yp(e)?(this.consumeWhiteSpace(),wf):Xp(e)?(this.reconsumeCodePoint(e),this.consumeNumericToken()):Zp(e)?(this.reconsumeCodePoint(e),this.consumeIdentLikeToken()):{type:6,value:qd(e)}},e.prototype.consumeCodePoint=function(){var e=this._value.shift();return void 0===e?-1:e},e.prototype.reconsumeCodePoint=function(e){this._value.unshift(e)},e.prototype.peekCodePoint=function(e){return e>=this._value.length?-1:this._value[e]},e.prototype.consumeUnicodeRangeToken=function(){for(var e=[],t=this.consumeCodePoint();Jp(t)&&e.length<6;)e.push(t),t=this.consumeCodePoint();for(var i=!1;63===t&&e.length<6;)e.push(t),t=this.consumeCodePoint(),i=!0;if(i)return{type:30,start:parseInt(qd.apply(void 0,e.map((function(e){return 63===e?48:e}))),16),end:parseInt(qd.apply(void 0,e.map((function(e){return 63===e?70:e}))),16)};var s=parseInt(qd.apply(void 0,e),16);if(45===this.peekCodePoint(0)&&Jp(this.peekCodePoint(1))){this.consumeCodePoint(),t=this.consumeCodePoint();for(var r=[];Jp(t)&&r.length<6;)r.push(t),t=this.consumeCodePoint();return{type:30,start:s,end:parseInt(qd.apply(void 0,r),16)}}return{type:30,start:s,end:s}},e.prototype.consumeIdentLikeToken=function(){var e=this.consumeName();return"url"===e.toLowerCase()&&40===this.peekCodePoint(0)?(this.consumeCodePoint(),this.consumeUrlToken()):40===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:19,value:e}):{type:20,value:e}},e.prototype.consumeUrlToken=function(){var e=[];if(this.consumeWhiteSpace(),-1===this.peekCodePoint(0))return{type:22,value:""};var t=this.peekCodePoint(0);if(39===t||34===t){var i=this.consumeStringToken(this.consumeCodePoint());return 0===i.type&&(this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0))?(this.consumeCodePoint(),{type:22,value:i.value}):(this.consumeBadUrlRemnants(),gf)}for(;;){var s=this.consumeCodePoint();if(-1===s||41===s)return{type:22,value:qd.apply(void 0,e)};if(Yp(s))return this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:22,value:qd.apply(void 0,e)}):(this.consumeBadUrlRemnants(),gf);if(34===s||39===s||40===s||$p(s))return this.consumeBadUrlRemnants(),gf;if(92===s){if(!ef(s,this.peekCodePoint(0)))return this.consumeBadUrlRemnants(),gf;e.push(this.consumeEscapedCodePoint())}else e.push(s)}},e.prototype.consumeWhiteSpace=function(){for(;Yp(this.peekCodePoint(0));)this.consumeCodePoint()},e.prototype.consumeBadUrlRemnants=function(){for(;;){var e=this.consumeCodePoint();if(41===e||-1===e)return;ef(e,this.peekCodePoint(0))&&this.consumeEscapedCodePoint()}},e.prototype.consumeStringSlice=function(e){for(var t="";e>0;){var i=Math.min(5e4,e);t+=qd.apply(void 0,this._value.splice(0,i)),e-=i}return this._value.shift(),t},e.prototype.consumeStringToken=function(e){for(var t="",i=0;;){var s=this._value[i];if(-1===s||void 0===s||s===e)return{type:0,value:t+=this.consumeStringSlice(i)};if(10===s)return this._value.splice(0,i),mf;if(92===s){var r=this._value[i+1];-1!==r&&void 0!==r&&(10===r?(t+=this.consumeStringSlice(i),i=-1,this._value.shift()):ef(s,r)&&(t+=this.consumeStringSlice(i),t+=qd(this.consumeEscapedCodePoint()),i=-1))}i++}},e.prototype.consumeNumber=function(){var e=[],t=4,i=this.peekCodePoint(0);for(43!==i&&45!==i||e.push(this.consumeCodePoint());Xp(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0);var s=this.peekCodePoint(1);if(46===i&&Xp(s))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;Xp(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0),s=this.peekCodePoint(1);var r=this.peekCodePoint(2);if((69===i||101===i)&&((43===s||45===s)&&Xp(r)||Xp(s)))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;Xp(this.peekCodePoint(0));)e.push(this.consumeCodePoint());return[rf(e),t]},e.prototype.consumeNumericToken=function(){var e=this.consumeNumber(),t=e[0],i=e[1],s=this.peekCodePoint(0),r=this.peekCodePoint(1),o=this.peekCodePoint(2);return tf(s,r,o)?{type:15,number:t,flags:i,unit:this.consumeName()}:37===s?(this.consumeCodePoint(),{type:16,number:t,flags:i}):{type:17,number:t,flags:i}},e.prototype.consumeEscapedCodePoint=function(){var e=this.consumeCodePoint();if(Jp(e)){for(var t=qd(e);Jp(this.peekCodePoint(0))&&t.length<6;)t+=qd(this.consumeCodePoint());Yp(this.peekCodePoint(0))&&this.consumeCodePoint();var i=parseInt(t,16);return 0===i||function(e){return e>=55296&&e<=57343}(i)||i>1114111?65533:i}return-1===e?65533:e},e.prototype.consumeName=function(){for(var e="";;){var t=this.consumeCodePoint();if(qp(t))e+=qd(t);else{if(!ef(t,this.peekCodePoint(0)))return this.reconsumeCodePoint(t),e;e+=qd(this.consumeEscapedCodePoint())}}},e}(),Mf=function(){function e(e){this._tokens=e}return e.create=function(t){var i=new Cf;return i.write(t),new e(i.read())},e.parseValue=function(t){return e.create(t).parseComponentValue()},e.parseValues=function(t){return e.create(t).parseComponentValues()},e.prototype.parseComponentValue=function(){for(var e=this.consumeToken();31===e.type;)e=this.consumeToken();if(32===e.type)throw new SyntaxError("Error parsing CSS component value, unexpected EOF");this.reconsumeToken(e);var t=this.consumeComponentValue();do{e=this.consumeToken()}while(31===e.type);if(32===e.type)return t;throw new SyntaxError("Error parsing CSS component value, multiple values found when expecting only one")},e.prototype.parseComponentValues=function(){for(var e=[];;){var t=this.consumeComponentValue();if(32===t.type)return e;e.push(t),e.push()}},e.prototype.consumeComponentValue=function(){var e=this.consumeToken();switch(e.type){case 11:case 28:case 2:return this.consumeSimpleBlock(e.type);case 19:return this.consumeFunction(e)}return e},e.prototype.consumeSimpleBlock=function(e){for(var t={type:e,values:[]},i=this.consumeToken();;){if(32===i.type||Uf(i,e))return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue()),i=this.consumeToken()}},e.prototype.consumeFunction=function(e){for(var t={name:e.value,values:[],type:18};;){var i=this.consumeToken();if(32===i.type||3===i.type)return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue())}},e.prototype.consumeToken=function(){var e=this._tokens.shift();return void 0===e?Pf:e},e.prototype.reconsumeToken=function(e){this._tokens.unshift(e)},e}(),Ef=function(e){return 15===e.type},Ff=function(e){return 17===e.type},If=function(e){return 20===e.type},Df=function(e){return 0===e.type},Sf=function(e,t){return If(e)&&e.value===t},Tf=function(e){return 31!==e.type},Rf=function(e){return 31!==e.type&&4!==e.type},Lf=function(e){var t=[],i=[];return e.forEach((function(e){if(4===e.type){if(0===i.length)throw new Error("Error parsing function args, zero tokens for arg");return t.push(i),void(i=[])}31!==e.type&&i.push(e)})),i.length&&t.push(i),t},Uf=function(e,t){return 11===t&&12===e.type||(28===t&&29===e.type||2===t&&3===e.type)},Of=function(e){return 17===e.type||15===e.type},kf=function(e){return 16===e.type||Of(e)},Nf=function(e){return e.length>1?[e[0],e[1]]:[e[0]]},Qf={type:17,number:0,flags:4},Vf={type:16,number:50,flags:4},Hf={type:16,number:100,flags:4},jf=function(e,t,i){var s=e[0],r=e[1];return[Gf(s,t),Gf(void 0!==r?r:s,i)]},Gf=function(e,t){if(16===e.type)return e.number/100*t;if(Ef(e))switch(e.unit){case"rem":case"em":return 16*e.number;default:return e.number}return e.number},zf=function(e,t){if(15===t.type)switch(t.unit){case"deg":return Math.PI*t.number/180;case"grad":return Math.PI/200*t.number;case"rad":return t.number;case"turn":return 2*Math.PI*t.number}throw new Error("Unsupported angle type")},Wf=function(e){return 15===e.type&&("deg"===e.unit||"grad"===e.unit||"rad"===e.unit||"turn"===e.unit)},Kf=function(e){switch(e.filter(If).map((function(e){return e.value})).join(" ")){case"to bottom right":case"to right bottom":case"left top":case"top left":return[Qf,Qf];case"to top":case"bottom":return Xf(0);case"to bottom left":case"to left bottom":case"right top":case"top right":return[Qf,Hf];case"to right":case"left":return Xf(90);case"to top left":case"to left top":case"right bottom":case"bottom right":return[Hf,Hf];case"to bottom":case"top":return Xf(180);case"to top right":case"to right top":case"left bottom":case"bottom left":return[Hf,Qf];case"to left":case"right":return Xf(270)}return 0},Xf=function(e){return Math.PI*e/180},Jf=function(e,t){if(18===t.type){var i=sg[t.name];if(void 0===i)throw new Error('Attempting to parse an unsupported color 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t<255?"rgba("+r+","+s+","+i+","+t/255+")":"rgb("+r+","+s+","+i+")"},qf=function(e,t,i,s){return(e<<24|t<<16|i<<8|Math.round(255*s)<<0)>>>0},$f=function(e,t){if(17===e.type)return e.number;if(16===e.type){var i=3===t?1:255;return 3===t?e.number/100*i:Math.round(e.number/100*i)}return 0},eg=function(e,t){var i=t.filter(Rf);if(3===i.length){var s=i.map($f),r=s[0],o=s[1],n=s[2];return qf(r,o,n,1)}if(4===i.length){var a=i.map($f),l=(r=a[0],o=a[1],n=a[2],a[3]);return qf(r,o,n,l)}return 0};function tg(e,t,i){return i<0&&(i+=1),i>=1&&(i-=1),i<1/6?(t-e)*i*6+e:i<.5?t:i<2/3?6*(t-e)*(2/3-i)+e:e}var ig=function(e,t){var i=t.filter(Rf),s=i[0],r=i[1],o=i[2],n=i[3],a=(17===s.type?Xf(s.number):zf(e,s))/(2*Math.PI),l=kf(r)?r.number/100:0,A=kf(o)?o.number/100:0,h=void 0!==n&&kf(n)?Gf(n,1):1;if(0===l)return qf(255*A,255*A,255*A,1);var c=A<=.5?A*(l+1):A+l-A*l,u=2*A-c,d=tg(u,c,a+1/3),p=tg(u,c,a),f=tg(u,c,a-1/3);return qf(255*d,255*p,255*f,h)},sg={hsl:ig,hsla:ig,rgb:eg,rgba:eg},rg=function(e,t){return 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qv(i.left+w/2,i.top+y/2),this.topRightBorderStroke=r>0||o>0?sb(i.left+m,i.top+y/2,a-x/2,l-y/2,Ev.TOP_RIGHT):new qv(i.left+i.width-x/2,i.top+y/2),this.bottomRightBorderStroke=h>0||c>0?sb(i.left+v,i.top+_,h-x/2,c-B/2,Ev.BOTTOM_RIGHT):new qv(i.left+i.width-x/2,i.top+i.height-B/2),this.bottomLeftBorderStroke=d>0||p>0?sb(i.left+w/2,i.top+b,d-w/2,p-B/2,Ev.BOTTOM_LEFT):new qv(i.left+w/2,i.top+i.height-B/2),this.topLeftBorderBox=r>0||o>0?sb(i.left,i.top,r,o,Ev.TOP_LEFT):new qv(i.left,i.top),this.topRightBorderBox=a>0||l>0?sb(i.left+m,i.top,a,l,Ev.TOP_RIGHT):new qv(i.left+i.width,i.top),this.bottomRightBorderBox=h>0||c>0?sb(i.left+v,i.top+_,h,c,Ev.BOTTOM_RIGHT):new qv(i.left+i.width,i.top+i.height),this.bottomLeftBorderBox=d>0||p>0?sb(i.left,i.top+b,d,p,Ev.BOTTOM_LEFT):new qv(i.left,i.top+i.height),this.topLeftPaddingBox=r>0||o>0?sb(i.left+w,i.top+y,Math.max(0,r-w),Math.max(0,o-y),Ev.TOP_LEFT):new qv(i.left+w,i.top+y),this.topRightPaddingBox=a>0||l>0?sb(i.left+Math.min(m,i.width-x),i.top+y,m>i.width+x?0:Math.max(0,a-x),Math.max(0,l-y),Ev.TOP_RIGHT):new qv(i.left+i.width-x,i.top+y),this.bottomRightPaddingBox=h>0||c>0?sb(i.left+Math.min(v,i.width-w),i.top+Math.min(_,i.height-B),Math.max(0,h-x),Math.max(0,c-B),Ev.BOTTOM_RIGHT):new qv(i.left+i.width-x,i.top+i.height-B),this.bottomLeftPaddingBox=d>0||p>0?sb(i.left+w,i.top+Math.min(b,i.height-B),Math.max(0,d-w),Math.max(0,p-B),Ev.BOTTOM_LEFT):new qv(i.left+w,i.top+i.height-B),this.topLeftContentBox=r>0||o>0?sb(i.left+w+E,i.top+y+P,Math.max(0,r-(w+E)),Math.max(0,o-(y+P)),Ev.TOP_LEFT):new qv(i.left+w+E,i.top+y+P),this.topRightContentBox=a>0||l>0?sb(i.left+Math.min(m,i.width+w+E),i.top+y+P,m>i.width+w+E?0:a-w+E,l-(y+P),Ev.TOP_RIGHT):new qv(i.left+i.width-(x+C),i.top+y+P),this.bottomRightContentBox=h>0||c>0?sb(i.left+Math.min(v,i.width-(w+E)),i.top+Math.min(_,i.height+y+P),Math.max(0,h-(x+C)),c-(B+M),Ev.BOTTOM_RIGHT):new qv(i.left+i.width-(x+C),i.top+i.height-(B+M)),this.bottomLeftContentBox=d>0||p>0?sb(i.left+w+E,i.top+b,Math.max(0,d-(w+E)),p-(B+M),Ev.BOTTOM_LEFT):new qv(i.left+w+E,i.top+i.height-(B+M))};!function(e){e[e.TOP_LEFT=0]="TOP_LEFT",e[e.TOP_RIGHT=1]="TOP_RIGHT",e[e.BOTTOM_RIGHT=2]="BOTTOM_RIGHT",e[e.BOTTOM_LEFT=3]="BOTTOM_LEFT"}(Ev||(Ev={}));var sb=function(e,t,i,s,r){var o=(Math.sqrt(2)-1)/3*4,n=i*o,a=s*o,l=e+i,A=t+s;switch(r){case Ev.TOP_LEFT:return new eb(new qv(e,A),new qv(e,A-a),new qv(l-n,t),new qv(l,t));case Ev.TOP_RIGHT:return new eb(new qv(e,t),new qv(e+n,t),new qv(l,A-a),new qv(l,A));case Ev.BOTTOM_RIGHT:return new eb(new qv(l,t),new qv(l,t+a),new qv(e+n,A),new qv(e,A));case Ev.BOTTOM_LEFT:default:return new eb(new qv(l,A),new qv(l-n,A),new qv(e,t+a),new qv(e,t))}},rb=function(e){return[e.topLeftBorderBox,e.topRightBorderBox,e.bottomRightBorderBox,e.bottomLeftBorderBox]},ob=function(e){return[e.topLeftPaddingBox,e.topRightPaddingBox,e.bottomRightPaddingBox,e.bottomLeftPaddingBox]},nb=function(e,t,i){this.offsetX=e,this.offsetY=t,this.matrix=i,this.type=0,this.target=6},ab=function(e,t){this.path=e,this.target=t,this.type=1},lb=function(e){this.opacity=e,this.type=2,this.target=6},Ab=function(e){return 1===e.type},hb=function(e,t){return e.length===t.length&&e.some((function(e,i){return e===t[i]}))},cb=function(e){this.element=e,this.inlineLevel=[],this.nonInlineLevel=[],this.negativeZIndex=[],this.zeroOrAutoZIndexOrTransformedOrOpacity=[],this.positiveZIndex=[],this.nonPositionedFloats=[],this.nonPositionedInlineLevel=[]},ub=function(){function e(e,t){if(this.container=e,this.parent=t,this.effects=[],this.curves=new ib(this.container),this.container.styles.opacity<1&&this.effects.push(new lb(this.container.styles.opacity)),null!==this.container.styles.transform){var i=this.container.bounds.left+this.container.styles.transformOrigin[0].number,s=this.container.bounds.top+this.container.styles.transformOrigin[1].number,r=this.container.styles.transform;this.effects.push(new nb(i,s,r))}if(0!==this.container.styles.overflowX){var o=rb(this.curves),n=ob(this.curves);hb(o,n)?this.effects.push(new ab(o,6)):(this.effects.push(new ab(o,2)),this.effects.push(new ab(n,4)))}}return e.prototype.getEffects=function(e){for(var t=-1===[2,3].indexOf(this.container.styles.position),i=this.parent,s=this.effects.slice(0);i;){var r=i.effects.filter((function(e){return!Ab(e)}));if(t||0!==i.container.styles.position||!i.parent){if(s.unshift.apply(s,r),t=-1===[2,3].indexOf(i.container.styles.position),0!==i.container.styles.overflowX){var o=rb(i.curves),n=ob(i.curves);hb(o,n)||s.unshift(new ab(n,6))}}else s.unshift.apply(s,r);i=i.parent}return s.filter((function(t){return km(t.target,e)}))},e}(),db=function(e,t,i,s){e.container.elements.forEach((function(r){var o=km(r.flags,4),n=km(r.flags,2),a=new ub(r,e);km(r.styles.display,2048)&&s.push(a);var l=km(r.flags,8)?[]:s;if(o||n){var A=o||r.styles.isPositioned()?i:t,h=new cb(a);if(r.styles.isPositioned()||r.styles.opacity<1||r.styles.isTransformed()){var c=r.styles.zIndex.order;if(c<0){var u=0;A.negativeZIndex.some((function(e,t){return c>e.element.container.styles.zIndex.order?(u=t,!1):u>0})),A.negativeZIndex.splice(u,0,h)}else if(c>0){var d=0;A.positiveZIndex.some((function(e,t){return c>=e.element.container.styles.zIndex.order?(d=t+1,!1):d>0})),A.positiveZIndex.splice(d,0,h)}else A.zeroOrAutoZIndexOrTransformedOrOpacity.push(h)}else r.styles.isFloating()?A.nonPositionedFloats.push(h):A.nonPositionedInlineLevel.push(h);db(a,h,o?h:i,l)}else r.styles.isInlineLevel()?t.inlineLevel.push(a):t.nonInlineLevel.push(a),db(a,t,i,l);km(r.flags,8)&&pb(r,l)}))},pb=function(e,t){for(var i=e instanceof k_?e.start:1,s=e instanceof k_&&e.reversed,r=0;r<t.length;r++){var o=t[r];o.container instanceof O_&&"number"==typeof o.container.value&&0!==o.container.value&&(i=o.container.value),o.listValue=Cv(i,o.container.styles.listStyleType,!0),i+=s?-1:1}},fb=function(e,t){switch(t){case 0:return mb(e.topLeftBorderBox,e.topLeftPaddingBox,e.topRightBorderBox,e.topRightPaddingBox);case 1:return mb(e.topRightBorderBox,e.topRightPaddingBox,e.bottomRightBorderBox,e.bottomRightPaddingBox);case 2:return mb(e.bottomRightBorderBox,e.bottomRightPaddingBox,e.bottomLeftBorderBox,e.bottomLeftPaddingBox);default:return mb(e.bottomLeftBorderBox,e.bottomLeftPaddingBox,e.topLeftBorderBox,e.topLeftPaddingBox)}},gb=function(e,t){var i=[];return tb(e)?i.push(e.subdivide(.5,!1)):i.push(e),tb(t)?i.push(t.subdivide(.5,!0)):i.push(t),i},mb=function(e,t,i,s){var r=[];return tb(e)?r.push(e.subdivide(.5,!1)):r.push(e),tb(i)?r.push(i.subdivide(.5,!0)):r.push(i),tb(s)?r.push(s.subdivide(.5,!0).reverse()):r.push(s),tb(t)?r.push(t.subdivide(.5,!1).reverse()):r.push(t),r},_b=function(e){var t=e.bounds,i=e.styles;return t.add(i.borderLeftWidth,i.borderTopWidth,-(i.borderRightWidth+i.borderLeftWidth),-(i.borderTopWidth+i.borderBottomWidth))},vb=function(e){var t=e.styles,i=e.bounds,s=Gf(t.paddingLeft,i.width),r=Gf(t.paddingRight,i.width),o=Gf(t.paddingTop,i.width),n=Gf(t.paddingBottom,i.width);return i.add(s+t.borderLeftWidth,o+t.borderTopWidth,-(t.borderRightWidth+t.borderLeftWidth+s+r),-(t.borderTopWidth+t.borderBottomWidth+o+n))},bb=function(e,t,i){var s=function(e,t){return 0===e?t.bounds:2===e?vb(t):_b(t)}(wb(e.styles.backgroundOrigin,t),e),r=function(e,t){return 0===e?t.bounds:2===e?vb(t):_b(t)}(wb(e.styles.backgroundClip,t),e),o=Bb(wb(e.styles.backgroundSize,t),i,s),n=o[0],a=o[1],l=jf(wb(e.styles.backgroundPosition,t),s.width-n,s.height-a);return[Pb(wb(e.styles.backgroundRepeat,t),l,o,s,r),Math.round(s.left+l[0]),Math.round(s.top+l[1]),n,a]},yb=function(e){return If(e)&&e.value===gg.AUTO},xb=function(e){return"number"==typeof e},Bb=function(e,t,i){var s=t[0],r=t[1],o=t[2],n=e[0],a=e[1];if(!n)return[0,0];if(kf(n)&&a&&kf(a))return[Gf(n,i.width),Gf(a,i.height)];var l=xb(o);if(If(n)&&(n.value===gg.CONTAIN||n.value===gg.COVER))return xb(o)?i.width/i.height<o!=(n.value===gg.COVER)?[i.width,i.width/o]:[i.height*o,i.height]:[i.width,i.height];var A=xb(s),h=xb(r),c=A||h;if(yb(n)&&(!a||yb(a)))return A&&h?[s,r]:l||c?c&&l?[A?s:r*o,h?r:s/o]:[A?s:i.width,h?r:i.height]:[i.width,i.height];if(l){var u=0,d=0;return kf(n)?u=Gf(n,i.width):kf(a)&&(d=Gf(a,i.height)),yb(n)?u=d*o:a&&!yb(a)||(d=u/o),[u,d]}var p=null,f=null;if(kf(n)?p=Gf(n,i.width):a&&kf(a)&&(f=Gf(a,i.height)),null===p||a&&!yb(a)||(f=A&&h?p/s*r:i.height),null!==f&&yb(n)&&(p=A&&h?f/r*s:i.width),null!==p&&null!==f)return[p,f];throw new Error("Unable to calculate background-size for element")},wb=function(e,t){var i=e[t];return void 0===i?e[0]:i},Pb=function(e,t,i,s,r){var o=t[0],n=t[1],a=i[0],l=i[1];switch(e){case 2:return[new qv(Math.round(s.left),Math.round(s.top+n)),new qv(Math.round(s.left+s.width),Math.round(s.top+n)),new qv(Math.round(s.left+s.width),Math.round(l+s.top+n)),new qv(Math.round(s.left),Math.round(l+s.top+n))];case 3:return[new qv(Math.round(s.left+o),Math.round(s.top)),new qv(Math.round(s.left+o+a),Math.round(s.top)),new qv(Math.round(s.left+o+a),Math.round(s.height+s.top)),new qv(Math.round(s.left+o),Math.round(s.height+s.top))];case 1:return[new qv(Math.round(s.left+o),Math.round(s.top+n)),new qv(Math.round(s.left+o+a),Math.round(s.top+n)),new qv(Math.round(s.left+o+a),Math.round(s.top+n+l)),new qv(Math.round(s.left+o),Math.round(s.top+n+l))];default:return[new qv(Math.round(r.left),Math.round(r.top)),new qv(Math.round(r.left+r.width),Math.round(r.top)),new qv(Math.round(r.left+r.width),Math.round(r.height+r.top)),new qv(Math.round(r.left),Math.round(r.height+r.top))]}},Cb=function(){function e(e){this._data={},this._document=e}return e.prototype.parseMetrics=function(e,t){var i=this._document.createElement("div"),s=this._document.createElement("img"),r=this._document.createElement("span"),o=this._document.body;i.style.visibility="hidden",i.style.fontFamily=e,i.style.fontSize=t,i.style.margin="0",i.style.padding="0",i.style.whiteSpace="nowrap",o.appendChild(i),s.src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7",s.width=1,s.height=1,s.style.margin="0",s.style.padding="0",s.style.verticalAlign="baseline",r.style.fontFamily=e,r.style.fontSize=t,r.style.margin="0",r.style.padding="0",r.appendChild(this._document.createTextNode("Hidden Text")),i.appendChild(r),i.appendChild(s);var n=s.offsetTop-r.offsetTop+2;i.removeChild(r),i.appendChild(this._document.createTextNode("Hidden Text")),i.style.lineHeight="normal",s.style.verticalAlign="super";var a=s.offsetTop-i.offsetTop+2;return o.removeChild(i),{baseline:n,middle:a}},e.prototype.getMetrics=function(e,t){var i=e+" "+t;return void 0===this._data[i]&&(this._data[i]=this.parseMetrics(e,t)),this._data[i]},e}(),Mb=function(e,t){this.context=e,this.options=t},Eb=function(e){function t(t,i){var s=e.call(this,t,i)||this;return s._activeEffects=[],s.canvas=i.canvas?i.canvas:document.createElement("canvas"),s.ctx=s.canvas.getContext("2d"),i.canvas||(s.canvas.width=Math.floor(i.width*i.scale),s.canvas.height=Math.floor(i.height*i.scale),s.canvas.style.width=i.width+"px",s.canvas.style.height=i.height+"px"),s.fontMetrics=new Cb(document),s.ctx.scale(s.options.scale,s.options.scale),s.ctx.translate(-i.x,-i.y),s.ctx.textBaseline="bottom",s._activeEffects=[],s.context.logger.debug("Canvas renderer initialized ("+i.width+"x"+i.height+") with scale "+i.scale),s}return Gd(t,e),t.prototype.applyEffects=function(e){for(var t=this;this._activeEffects.length;)this.popEffect();e.forEach((function(e){return t.applyEffect(e)}))},t.prototype.applyEffect=function(e){this.ctx.save(),function(e){return 2===e.type}(e)&&(this.ctx.globalAlpha=e.opacity),function(e){return 0===e.type}(e)&&(this.ctx.translate(e.offsetX,e.offsetY),this.ctx.transform(e.matrix[0],e.matrix[1],e.matrix[2],e.matrix[3],e.matrix[4],e.matrix[5]),this.ctx.translate(-e.offsetX,-e.offsetY)),Ab(e)&&(this.path(e.path),this.ctx.clip()),this._activeEffects.push(e)},t.prototype.popEffect=function(){this._activeEffects.pop(),this.ctx.restore()},t.prototype.renderStack=function(e){return Wd(this,void 0,void 0,(function(){return Kd(this,(function(t){switch(t.label){case 0:return e.element.container.styles.isVisible()?[4,this.renderStackContent(e)]:[3,2];case 1:t.sent(),t.label=2;case 2:return[2]}}))}))},t.prototype.renderNode=function(e){return Wd(this,void 0,void 0,(function(){return Kd(this,(function(t){switch(t.label){case 0:return km(e.container.flags,16),e.container.styles.isVisible()?[4,this.renderNodeBackgroundAndBorders(e)]:[3,3];case 1:return t.sent(),[4,this.renderNodeContent(e)];case 2:t.sent(),t.label=3;case 3:return[2]}}))}))},t.prototype.renderTextWithLetterSpacing=function(e,t,i){var s=this;0===t?this.ctx.fillText(e.text,e.bounds.left,e.bounds.top+i):C_(e.text).reduce((function(t,r){return s.ctx.fillText(r,t,e.bounds.top+i),t+s.ctx.measureText(r).width}),e.bounds.left)},t.prototype.createFontStyle=function(e){var t=e.fontVariant.filter((function(e){return"normal"===e||"small-caps"===e})).join(""),i=Tb(e.fontFamily).join(", "),s=Ef(e.fontSize)?""+e.fontSize.number+e.fontSize.unit:e.fontSize.number+"px";return[[e.fontStyle,t,e.fontWeight,s,i].join(" "),i,s]},t.prototype.renderTextNode=function(e,t){return Wd(this,void 0,void 0,(function(){var i,s,r,o,n,a,l,A,h=this;return Kd(this,(function(c){return i=this.createFontStyle(t),s=i[0],r=i[1],o=i[2],this.ctx.font=s,this.ctx.direction=1===t.direction?"rtl":"ltr",this.ctx.textAlign="left",this.ctx.textBaseline="alphabetic",n=this.fontMetrics.getMetrics(r,o),a=n.baseline,l=n.middle,A=t.paintOrder,e.textBounds.forEach((function(e){A.forEach((function(i){switch(i){case 0:h.ctx.fillStyle=Zf(t.color),h.renderTextWithLetterSpacing(e,t.letterSpacing,a);var s=t.textShadow;s.length&&e.text.trim().length&&(s.slice(0).reverse().forEach((function(i){h.ctx.shadowColor=Zf(i.color),h.ctx.shadowOffsetX=i.offsetX.number*h.options.scale,h.ctx.shadowOffsetY=i.offsetY.number*h.options.scale,h.ctx.shadowBlur=i.blur.number,h.renderTextWithLetterSpacing(e,t.letterSpacing,a)})),h.ctx.shadowColor="",h.ctx.shadowOffsetX=0,h.ctx.shadowOffsetY=0,h.ctx.shadowBlur=0),t.textDecorationLine.length&&(h.ctx.fillStyle=Zf(t.textDecorationColor||t.color),t.textDecorationLine.forEach((function(t){switch(t){case 1:h.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top+a),e.bounds.width,1);break;case 2:h.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top),e.bounds.width,1);break;case 3:h.ctx.fillRect(e.bounds.left,Math.ceil(e.bounds.top+l),e.bounds.width,1)}})));break;case 1:t.webkitTextStrokeWidth&&e.text.trim().length&&(h.ctx.strokeStyle=Zf(t.webkitTextStrokeColor),h.ctx.lineWidth=t.webkitTextStrokeWidth,h.ctx.lineJoin=window.chrome?"miter":"round",h.ctx.strokeText(e.text,e.bounds.left,e.bounds.top+a)),h.ctx.strokeStyle="",h.ctx.lineWidth=0,h.ctx.lineJoin="miter"}}))})),[2]}))}))},t.prototype.renderReplacedElement=function(e,t,i){if(i&&e.intrinsicWidth>0&&e.intrinsicHeight>0){var s=vb(e),r=ob(t);this.path(r),this.ctx.save(),this.ctx.clip(),this.ctx.drawImage(i,0,0,e.intrinsicWidth,e.intrinsicHeight,s.left,s.top,s.width,s.height),this.ctx.restore()}},t.prototype.renderNodeContent=function(e){return Wd(this,void 0,void 0,(function(){var i,s,r,o,n,a,l,A,h,c,u,d,p,f,g,m,_,v;return Kd(this,(function(b){switch(b.label){case 0:this.applyEffects(e.getEffects(4)),i=e.container,s=e.curves,r=i.styles,o=0,n=i.textNodes,b.label=1;case 1:return o<n.length?(a=n[o],[4,this.renderTextNode(a,r)]):[3,4];case 2:b.sent(),b.label=3;case 3:return o++,[3,1];case 4:if(!(i instanceof R_))return[3,8];b.label=5;case 5:return b.trys.push([5,7,,8]),[4,this.context.cache.match(i.src)];case 6:return g=b.sent(),this.renderReplacedElement(i,s,g),[3,8];case 7:return b.sent(),this.context.logger.error("Error loading image "+i.src),[3,8];case 8:if(i instanceof L_&&this.renderReplacedElement(i,s,i.canvas),!(i instanceof U_))return[3,12];b.label=9;case 9:return b.trys.push([9,11,,12]),[4,this.context.cache.match(i.svg)];case 10:return g=b.sent(),this.renderReplacedElement(i,s,g),[3,12];case 11:return b.sent(),this.context.logger.error("Error loading svg "+i.svg.substring(0,255)),[3,12];case 12:return i instanceof z_&&i.tree?[4,new t(this.context,{scale:this.options.scale,backgroundColor:i.backgroundColor,x:0,y:0,width:i.width,height:i.height}).render(i.tree)]:[3,14];case 13:l=b.sent(),i.width&&i.height&&this.ctx.drawImage(l,0,0,i.width,i.height,i.bounds.left,i.bounds.top,i.bounds.width,i.bounds.height),b.label=14;case 14:if(i instanceof H_&&(A=Math.min(i.bounds.width,i.bounds.height),"checkbox"===i.type?i.checked&&(this.ctx.save(),this.path([new qv(i.bounds.left+.39363*A,i.bounds.top+.79*A),new qv(i.bounds.left+.16*A,i.bounds.top+.5549*A),new qv(i.bounds.left+.27347*A,i.bounds.top+.44071*A),new qv(i.bounds.left+.39694*A,i.bounds.top+.5649*A),new qv(i.bounds.left+.72983*A,i.bounds.top+.23*A),new qv(i.bounds.left+.84*A,i.bounds.top+.34085*A),new qv(i.bounds.left+.39363*A,i.bounds.top+.79*A)]),this.ctx.fillStyle=Zf(707406591),this.ctx.fill(),this.ctx.restore()):"radio"===i.type&&i.checked&&(this.ctx.save(),this.ctx.beginPath(),this.ctx.arc(i.bounds.left+A/2,i.bounds.top+A/2,A/4,0,2*Math.PI,!0),this.ctx.fillStyle=Zf(707406591),this.ctx.fill(),this.ctx.restore())),Fb(i)&&i.value.length){switch(h=this.createFontStyle(r),_=h[0],c=h[1],u=this.fontMetrics.getMetrics(_,c).baseline,this.ctx.font=_,this.ctx.fillStyle=Zf(r.color),this.ctx.textBaseline="alphabetic",this.ctx.textAlign=Db(i.styles.textAlign),v=vb(i),d=0,i.styles.textAlign){case 1:d+=v.width/2;break;case 2:d+=v.width}p=v.add(d,0,0,-v.height/2+1),this.ctx.save(),this.path([new qv(v.left,v.top),new qv(v.left+v.width,v.top),new qv(v.left+v.width,v.top+v.height),new qv(v.left,v.top+v.height)]),this.ctx.clip(),this.renderTextWithLetterSpacing(new B_(i.value,p),r.letterSpacing,u),this.ctx.restore(),this.ctx.textBaseline="alphabetic",this.ctx.textAlign="left"}if(!km(i.styles.display,2048))return[3,20];if(null===i.styles.listStyleImage)return[3,19];if(0!==(f=i.styles.listStyleImage).type)return[3,18];g=void 0,m=f.url,b.label=15;case 15:return b.trys.push([15,17,,18]),[4,this.context.cache.match(m)];case 16:return g=b.sent(),this.ctx.drawImage(g,i.bounds.left-(g.width+10),i.bounds.top),[3,18];case 17:return b.sent(),this.context.logger.error("Error loading list-style-image "+m),[3,18];case 18:return[3,20];case 19:e.listValue&&-1!==i.styles.listStyleType&&(_=this.createFontStyle(r)[0],this.ctx.font=_,this.ctx.fillStyle=Zf(r.color),this.ctx.textBaseline="middle",this.ctx.textAlign="right",v=new Jd(i.bounds.left,i.bounds.top+Gf(i.styles.paddingTop,i.bounds.width),i.bounds.width,tm(r.lineHeight,r.fontSize.number)/2+1),this.renderTextWithLetterSpacing(new B_(e.listValue,v),r.letterSpacing,tm(r.lineHeight,r.fontSize.number)/2+2),this.ctx.textBaseline="bottom",this.ctx.textAlign="left"),b.label=20;case 20:return[2]}}))}))},t.prototype.renderStackContent=function(e){return Wd(this,void 0,void 0,(function(){var t,i,s,r,o,n,a,l,A,h,c,u,d,p,f;return Kd(this,(function(g){switch(g.label){case 0:return km(e.element.container.flags,16),[4,this.renderNodeBackgroundAndBorders(e.element)];case 1:g.sent(),t=0,i=e.negativeZIndex,g.label=2;case 2:return t<i.length?(f=i[t],[4,this.renderStack(f)]):[3,5];case 3:g.sent(),g.label=4;case 4:return t++,[3,2];case 5:return[4,this.renderNodeContent(e.element)];case 6:g.sent(),s=0,r=e.nonInlineLevel,g.label=7;case 7:return s<r.length?(f=r[s],[4,this.renderNode(f)]):[3,10];case 8:g.sent(),g.label=9;case 9:return s++,[3,7];case 10:o=0,n=e.nonPositionedFloats,g.label=11;case 11:return o<n.length?(f=n[o],[4,this.renderStack(f)]):[3,14];case 12:g.sent(),g.label=13;case 13:return o++,[3,11];case 14:a=0,l=e.nonPositionedInlineLevel,g.label=15;case 15:return a<l.length?(f=l[a],[4,this.renderStack(f)]):[3,18];case 16:g.sent(),g.label=17;case 17:return a++,[3,15];case 18:A=0,h=e.inlineLevel,g.label=19;case 19:return A<h.length?(f=h[A],[4,this.renderNode(f)]):[3,22];case 20:g.sent(),g.label=21;case 21:return A++,[3,19];case 22:c=0,u=e.zeroOrAutoZIndexOrTransformedOrOpacity,g.label=23;case 23:return c<u.length?(f=u[c],[4,this.renderStack(f)]):[3,26];case 24:g.sent(),g.label=25;case 25:return c++,[3,23];case 26:d=0,p=e.positiveZIndex,g.label=27;case 27:return d<p.length?(f=p[d],[4,this.renderStack(f)]):[3,30];case 28:g.sent(),g.label=29;case 29:return d++,[3,27];case 30:return[2]}}))}))},t.prototype.mask=function(e){this.ctx.beginPath(),this.ctx.moveTo(0,0),this.ctx.lineTo(this.canvas.width,0),this.ctx.lineTo(this.canvas.width,this.canvas.height),this.ctx.lineTo(0,this.canvas.height),this.ctx.lineTo(0,0),this.formatPath(e.slice(0).reverse()),this.ctx.closePath()},t.prototype.path=function(e){this.ctx.beginPath(),this.formatPath(e),this.ctx.closePath()},t.prototype.formatPath=function(e){var t=this;e.forEach((function(e,i){var s=tb(e)?e.start:e;0===i?t.ctx.moveTo(s.x,s.y):t.ctx.lineTo(s.x,s.y),tb(e)&&t.ctx.bezierCurveTo(e.startControl.x,e.startControl.y,e.endControl.x,e.endControl.y,e.end.x,e.end.y)}))},t.prototype.renderRepeat=function(e,t,i,s){this.path(e),this.ctx.fillStyle=t,this.ctx.translate(i,s),this.ctx.fill(),this.ctx.translate(-i,-s)},t.prototype.resizeImage=function(e,t,i){var s;if(e.width===t&&e.height===i)return e;var r=(null!==(s=this.canvas.ownerDocument)&&void 0!==s?s:document).createElement("canvas");return r.width=Math.max(1,t),r.height=Math.max(1,i),r.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t,i),r},t.prototype.renderBackgroundImage=function(e){return Wd(this,void 0,void 0,(function(){var t,i,s,r,o,n;return Kd(this,(function(a){switch(a.label){case 0:t=e.styles.backgroundImage.length-1,i=function(i){var r,o,n,a,l,A,h,c,u,d,p,f,g,m,_,v,b,y,x,B,w,P,C,M,E,F,I,D,S,T,R;return Kd(this,(function(L){switch(L.label){case 0:if(0!==i.type)return[3,5];r=void 0,o=i.url,L.label=1;case 1:return L.trys.push([1,3,,4]),[4,s.context.cache.match(o)];case 2:return r=L.sent(),[3,4];case 3:return L.sent(),s.context.logger.error("Error loading background-image "+o),[3,4];case 4:return r&&(n=bb(e,t,[r.width,r.height,r.width/r.height]),v=n[0],P=n[1],C=n[2],x=n[3],B=n[4],m=s.ctx.createPattern(s.resizeImage(r,x,B),"repeat"),s.renderRepeat(v,m,P,C)),[3,6];case 5:1===i.type?(a=bb(e,t,[null,null,null]),v=a[0],P=a[1],C=a[2],x=a[3],B=a[4],l=hg(i.angle,x,B),A=l[0],h=l[1],c=l[2],u=l[3],d=l[4],(p=document.createElement("canvas")).width=x,p.height=B,f=p.getContext("2d"),g=f.createLinearGradient(h,u,c,d),Ag(i.stops,A).forEach((function(e){return g.addColorStop(e.stop,Zf(e.color))})),f.fillStyle=g,f.fillRect(0,0,x,B),x>0&&B>0&&(m=s.ctx.createPattern(p,"repeat"),s.renderRepeat(v,m,P,C))):function(e){return 2===e.type}(i)&&(_=bb(e,t,[null,null,null]),v=_[0],b=_[1],y=_[2],x=_[3],B=_[4],w=0===i.position.length?[Vf]:i.position,P=Gf(w[0],x),C=Gf(w[w.length-1],B),M=function(e,t,i,s,r){var o=0,n=0;switch(e.size){case 0:0===e.shape?o=n=Math.min(Math.abs(t),Math.abs(t-s),Math.abs(i),Math.abs(i-r)):1===e.shape&&(o=Math.min(Math.abs(t),Math.abs(t-s)),n=Math.min(Math.abs(i),Math.abs(i-r)));break;case 2:if(0===e.shape)o=n=Math.min(cg(t,i),cg(t,i-r),cg(t-s,i),cg(t-s,i-r));else if(1===e.shape){var a=Math.min(Math.abs(i),Math.abs(i-r))/Math.min(Math.abs(t),Math.abs(t-s)),l=ug(s,r,t,i,!0),A=l[0],h=l[1];n=a*(o=cg(A-t,(h-i)/a))}break;case 1:0===e.shape?o=n=Math.max(Math.abs(t),Math.abs(t-s),Math.abs(i),Math.abs(i-r)):1===e.shape&&(o=Math.max(Math.abs(t),Math.abs(t-s)),n=Math.max(Math.abs(i),Math.abs(i-r)));break;case 3:if(0===e.shape)o=n=Math.max(cg(t,i),cg(t,i-r),cg(t-s,i),cg(t-s,i-r));else if(1===e.shape){a=Math.max(Math.abs(i),Math.abs(i-r))/Math.max(Math.abs(t),Math.abs(t-s));var c=ug(s,r,t,i,!1);A=c[0],h=c[1],n=a*(o=cg(A-t,(h-i)/a))}}return Array.isArray(e.size)&&(o=Gf(e.size[0],s),n=2===e.size.length?Gf(e.size[1],r):o),[o,n]}(i,P,C,x,B),E=M[0],F=M[1],E>0&&F>0&&(I=s.ctx.createRadialGradient(b+P,y+C,0,b+P,y+C,E),Ag(i.stops,2*E).forEach((function(e){return I.addColorStop(e.stop,Zf(e.color))})),s.path(v),s.ctx.fillStyle=I,E!==F?(D=e.bounds.left+.5*e.bounds.width,S=e.bounds.top+.5*e.bounds.height,R=1/(T=F/E),s.ctx.save(),s.ctx.translate(D,S),s.ctx.transform(1,0,0,T,0,0),s.ctx.translate(-D,-S),s.ctx.fillRect(b,R*(y-S)+S,x,B*R),s.ctx.restore()):s.ctx.fill())),L.label=6;case 6:return t--,[2]}}))},s=this,r=0,o=e.styles.backgroundImage.slice(0).reverse(),a.label=1;case 1:return r<o.length?(n=o[r],[5,i(n)]):[3,4];case 2:a.sent(),a.label=3;case 3:return r++,[3,1];case 4:return[2]}}))}))},t.prototype.renderSolidBorder=function(e,t,i){return Wd(this,void 0,void 0,(function(){return Kd(this,(function(s){return this.path(fb(i,t)),this.ctx.fillStyle=Zf(e),this.ctx.fill(),[2]}))}))},t.prototype.renderDoubleBorder=function(e,t,i,s){return Wd(this,void 0,void 0,(function(){var r,o;return Kd(this,(function(n){switch(n.label){case 0:return t<3?[4,this.renderSolidBorder(e,i,s)]:[3,2];case 1:return n.sent(),[2];case 2:return r=function(e,t){switch(t){case 0:return mb(e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox,e.topRightBorderBox,e.topRightBorderDoubleOuterBox);case 1:return mb(e.topRightBorderBox,e.topRightBorderDoubleOuterBox,e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox);case 2:return mb(e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox,e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox);default:return mb(e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox,e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox)}}(s,i),this.path(r),this.ctx.fillStyle=Zf(e),this.ctx.fill(),o=function(e,t){switch(t){case 0:return mb(e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox,e.topRightBorderDoubleInnerBox,e.topRightPaddingBox);case 1:return mb(e.topRightBorderDoubleInnerBox,e.topRightPaddingBox,e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox);case 2:return mb(e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox,e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox);default:return mb(e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox,e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox)}}(s,i),this.path(o),this.ctx.fill(),[2]}}))}))},t.prototype.renderNodeBackgroundAndBorders=function(e){return Wd(this,void 0,void 0,(function(){var t,i,s,r,o,n,a,l,A=this;return Kd(this,(function(h){switch(h.label){case 0:return this.applyEffects(e.getEffects(2)),t=e.container.styles,i=!Yf(t.backgroundColor)||t.backgroundImage.length,s=[{style:t.borderTopStyle,color:t.borderTopColor,width:t.borderTopWidth},{style:t.borderRightStyle,color:t.borderRightColor,width:t.borderRightWidth},{style:t.borderBottomStyle,color:t.borderBottomColor,width:t.borderBottomWidth},{style:t.borderLeftStyle,color:t.borderLeftColor,width:t.borderLeftWidth}],r=Ib(wb(t.backgroundClip,0),e.curves),i||t.boxShadow.length?(this.ctx.save(),this.path(r),this.ctx.clip(),Yf(t.backgroundColor)||(this.ctx.fillStyle=Zf(t.backgroundColor),this.ctx.fill()),[4,this.renderBackgroundImage(e.container)]):[3,2];case 1:h.sent(),this.ctx.restore(),t.boxShadow.slice(0).reverse().forEach((function(t){A.ctx.save();var i,s,r,o,n,a=rb(e.curves),l=t.inset?0:1e4,h=(i=a,s=-l+(t.inset?1:-1)*t.spread.number,r=(t.inset?1:-1)*t.spread.number,o=t.spread.number*(t.inset?-2:2),n=t.spread.number*(t.inset?-2:2),i.map((function(e,t){switch(t){case 0:return e.add(s,r);case 1:return e.add(s+o,r);case 2:return e.add(s+o,r+n);case 3:return e.add(s,r+n)}return e})));t.inset?(A.path(a),A.ctx.clip(),A.mask(h)):(A.mask(a),A.ctx.clip(),A.path(h)),A.ctx.shadowOffsetX=t.offsetX.number+l,A.ctx.shadowOffsetY=t.offsetY.number,A.ctx.shadowColor=Zf(t.color),A.ctx.shadowBlur=t.blur.number,A.ctx.fillStyle=t.inset?Zf(t.color):"rgba(0,0,0,1)",A.ctx.fill(),A.ctx.restore()})),h.label=2;case 2:o=0,n=0,a=s,h.label=3;case 3:return n<a.length?0!==(l=a[n]).style&&!Yf(l.color)&&l.width>0?2!==l.style?[3,5]:[4,this.renderDashedDottedBorder(l.color,l.width,o,e.curves,2)]:[3,11]:[3,13];case 4:return h.sent(),[3,11];case 5:return 3!==l.style?[3,7]:[4,this.renderDashedDottedBorder(l.color,l.width,o,e.curves,3)];case 6:return h.sent(),[3,11];case 7:return 4!==l.style?[3,9]:[4,this.renderDoubleBorder(l.color,l.width,o,e.curves)];case 8:return h.sent(),[3,11];case 9:return[4,this.renderSolidBorder(l.color,o,e.curves)];case 10:h.sent(),h.label=11;case 11:o++,h.label=12;case 12:return n++,[3,3];case 13:return[2]}}))}))},t.prototype.renderDashedDottedBorder=function(e,t,i,s,r){return Wd(this,void 0,void 0,(function(){var o,n,a,l,A,h,c,u,d,p,f,g,m,_,v,b;return Kd(this,(function(y){return this.ctx.save(),o=function(e,t){switch(t){case 0:return gb(e.topLeftBorderStroke,e.topRightBorderStroke);case 1:return gb(e.topRightBorderStroke,e.bottomRightBorderStroke);case 2:return gb(e.bottomRightBorderStroke,e.bottomLeftBorderStroke);default:return gb(e.bottomLeftBorderStroke,e.topLeftBorderStroke)}}(s,i),n=fb(s,i),2===r&&(this.path(n),this.ctx.clip()),tb(n[0])?(a=n[0].start.x,l=n[0].start.y):(a=n[0].x,l=n[0].y),tb(n[1])?(A=n[1].end.x,h=n[1].end.y):(A=n[1].x,h=n[1].y),c=0===i||2===i?Math.abs(a-A):Math.abs(l-h),this.ctx.beginPath(),3===r?this.formatPath(o):this.formatPath(n.slice(0,2)),u=t<3?3*t:2*t,d=t<3?2*t:t,3===r&&(u=t,d=t),p=!0,c<=2*u?p=!1:c<=2*u+d?(u*=f=c/(2*u+d),d*=f):(g=Math.floor((c+d)/(u+d)),m=(c-g*u)/(g-1),d=(_=(c-(g+1)*u)/g)<=0||Math.abs(d-m)<Math.abs(d-_)?m:_),p&&(3===r?this.ctx.setLineDash([0,u+d]):this.ctx.setLineDash([u,d])),3===r?(this.ctx.lineCap="round",this.ctx.lineWidth=t):this.ctx.lineWidth=2*t+1.1,this.ctx.strokeStyle=Zf(e),this.ctx.stroke(),this.ctx.setLineDash([]),2===r&&(tb(n[0])&&(v=n[3],b=n[0],this.ctx.beginPath(),this.formatPath([new qv(v.end.x,v.end.y),new qv(b.start.x,b.start.y)]),this.ctx.stroke()),tb(n[1])&&(v=n[1],b=n[2],this.ctx.beginPath(),this.formatPath([new qv(v.end.x,v.end.y),new qv(b.start.x,b.start.y)]),this.ctx.stroke())),this.ctx.restore(),[2]}))}))},t.prototype.render=function(e){return Wd(this,void 0,void 0,(function(){var t;return Kd(this,(function(i){switch(i.label){case 0:return this.options.backgroundColor&&(this.ctx.fillStyle=Zf(this.options.backgroundColor),this.ctx.fillRect(this.options.x,this.options.y,this.options.width,this.options.height)),s=new ub(e,null),r=new cb(s),db(s,r,r,o=[]),pb(s.container,o),t=r,[4,this.renderStack(t)];case 1:return i.sent(),this.applyEffects([]),[2,this.canvas]}var s,r,o}))}))},t}(Mb),Fb=function(e){return e instanceof G_||(e instanceof j_||e instanceof H_&&"radio"!==e.type&&"checkbox"!==e.type)},Ib=function(e,t){switch(e){case 0:return rb(t);case 2:return function(e){return[e.topLeftContentBox,e.topRightContentBox,e.bottomRightContentBox,e.bottomLeftContentBox]}(t);default:return ob(t)}},Db=function(e){switch(e){case 1:return"center";case 2:return"right";default:return"left"}},Sb=["-apple-system","system-ui"],Tb=function(e){return/iPhone OS 15_(0|1)/.test(window.navigator.userAgent)?e.filter((function(e){return-1===Sb.indexOf(e)})):e},Rb=function(e){function t(t,i){var s=e.call(this,t,i)||this;return s.canvas=i.canvas?i.canvas:document.createElement("canvas"),s.ctx=s.canvas.getContext("2d"),s.options=i,s.canvas.width=Math.floor(i.width*i.scale),s.canvas.height=Math.floor(i.height*i.scale),s.canvas.style.width=i.width+"px",s.canvas.style.height=i.height+"px",s.ctx.scale(s.options.scale,s.options.scale),s.ctx.translate(-i.x,-i.y),s.context.logger.debug("EXPERIMENTAL ForeignObject renderer initialized ("+i.width+"x"+i.height+" at "+i.x+","+i.y+") with scale "+i.scale),s}return Gd(t,e),t.prototype.render=function(e){return Wd(this,void 0,void 0,(function(){var t,i;return Kd(this,(function(s){switch(s.label){case 0:return 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s=Math.max(Math.max(t.scrollWidth,i.scrollWidth),Math.max(t.offsetWidth,i.offsetWidth),Math.max(t.clientWidth,i.clientWidth)),r=Math.max(Math.max(t.scrollHeight,i.scrollHeight),Math.max(t.offsetHeight,i.offsetHeight),Math.max(t.clientHeight,i.clientHeight));return new Jd(0,0,s,r)}(u.ownerDocument):Yd(l,u),f=p.width,g=p.height,m=p.left,_=p.top,v=Qb(l,u,t.backgroundColor),b={canvas:t.canvas,backgroundColor:v,scale:null!==(R=null!==(T=t.scale)&&void 0!==T?T:s.devicePixelRatio)&&void 0!==R?R:1,x:(null!==(L=t.x)&&void 0!==L?L:0)+m,y:(null!==(U=t.y)&&void 0!==U?U:0)+_,width:null!==(O=t.width)&&void 0!==O?O:Math.ceil(f),height:null!==(k=t.height)&&void 0!==k?k:Math.ceil(g)},A?(l.logger.debug("Document cloned, using foreign object rendering"),[4,new Rb(l,b).render(u)]):[3,3];case 2:return y=Q.sent(),[3,5];case 3:return l.logger.debug("Document cloned, element located at "+m+","+_+" with size "+f+"x"+g+" using computed rendering"),l.logger.debug("Starting DOM 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ay.isSupported()}static getWorkerFarm(e={}){return hy._workerFarm=hy._workerFarm||new hy({}),hy._workerFarm.setProps(e),hy._workerFarm}constructor(e){qb(this,"props",void 0),qb(this,"workerPools",new Map),this.props={...Ay},this.setProps(e),this.workerPools=new Map}destroy(){for(const e of this.workerPools.values())e.destroy();this.workerPools=new Map}setProps(e){this.props={...this.props,...e};for(const e of this.workerPools.values())e.setProps(this._getWorkerPoolProps())}getWorkerPool(e){const{name:t,source:i,url:s}=e;let r=this.workerPools.get(t);return r||(r=new ly({name:t,source:i,url:s}),r.setProps(this._getWorkerPoolProps()),this.workerPools.set(t,r)),r}_getWorkerPoolProps(){return{maxConcurrency:this.props.maxConcurrency,maxMobileConcurrency:this.props.maxMobileConcurrency,reuseWorkers:this.props.reuseWorkers,onDebug:this.props.onDebug}}}qb(hy,"_workerFarm",void 0);var cy=Object.freeze({__proto__:null,default:{}});const uy={};async function dy(e,t=null,i={}){return 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image");return{width:o,height:r,data:h,compressed:n,hasAlpha:s,format:a}}function TB(e,t){let i=e&&e.basis&&e.basis.format;return"auto"===i&&(i=RB()),"object"==typeof i&&(i=t?i.alpha:i.noAlpha),i=i.toLowerCase(),EB[i]}function RB(){const e=mB();return e.has("astc")?"astc-4x4":e.has("dxt")?{alpha:"bc3",noAlpha:"bc1"}:e.has("pvrtc")?{alpha:"pvrtc1-4-rgba",noAlpha:"pvrtc1-4-rgb"}:e.has("etc1")?"etc1":e.has("etc2")?"etc2":"rgb565"}const LB={...{name:"Basis",id:"basis",module:"textures",version:"3.2.6",worker:!0,extensions:["basis","ktx2"],mimeTypes:["application/octet-stream","image/ktx2"],tests:["sB"],binary:!0,options:{basis:{format:"auto",libraryPath:"libs/",containerFormat:"auto",module:"transcoder"}}},parse:async function(e,t){if("auto"===t.basis.containerFormat){if(function(e){const t=new Uint8Array(e);return!(t.byteLength<MB.length||t[0]!==MB[0]||t[1]!==MB[1]||t[2]!==MB[2]||t[3]!==MB[3]||t[4]!==MB[4]||t[5]!==MB[5]||t[6]!==MB[6]||t[7]!==MB[7]||t[8]!==MB[8]||t[9]!==MB[9]||t[10]!==MB[10]||t[11]!==MB[11])}(e)){return DB((await aB(t)).KTX2File,e,t)}const{BasisFile:i}=await nB(t);return FB(i,e,t)}if("encoder"===t.basis.module){const i=await aB(t);return"ktx2"===t.basis.containerFormat?DB(i.KTX2File,e,t):FB(i.BasisFile,e,t)}{const{BasisFile:i}=await nB(t);return FB(i,e,t)}}},{_parseImageNode:UB}=globalThis,OB="undefined"!=typeof Image,kB="undefined"!=typeof ImageBitmap,NB=Boolean(UB),QB=!!jb||NB;function VB(e){const t=function(e){if("undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap)return"imagebitmap";if("undefined"!=typeof Image&&e instanceof Image)return"image";if(e&&"object"==typeof e&&e.data&&e.width&&e.height)return"data";return null}(e);if(!t)throw new Error("Not an image");return t}const HB=/^data:image\/svg\+xml/,jB=/\.svg((\?|#).*)?$/;function GB(e){return e&&(HB.test(e)||jB.test(e))}function zB(e,t){if(GB(t))throw new Error("SVG cannot be parsed directly to imagebitmap");return new Blob([new Uint8Array(e)])}async function WB(e,t,i){const s=function(e,t){if(GB(t)){let t=(new TextDecoder).decode(e);try{"function"==typeof unescape&&"function"==typeof encodeURIComponent&&(t=unescape(encodeURIComponent(t)))}catch(e){throw new Error(e.message)}return"data:image/svg+xml;base64,".concat(btoa(t))}return zB(e,t)}(e,i),r=self.URL||self.webkitURL,o="string"!=typeof s&&r.createObjectURL(s);try{return await async function(e,t){const i=new Image;if(i.src=e,t.image&&t.image.decode&&i.decode)return await i.decode(),i;return await new Promise(((t,s)=>{try{i.onload=()=>t(i),i.onerror=t=>s(new Error("Could not load image ".concat(e,": ").concat(t)))}catch(e){s(e)}}))}(o||s,t)}finally{o&&r.revokeObjectURL(o)}}const KB={};let XB=!0;async function JB(e,t,i){let s;if(GB(i)){s=await WB(e,t,i)}else s=zB(e,i);const r=t&&t.imagebitmap;return await async function(e,t=null){!function(e){for(const t in e||KB)return!1;return!0}(t)&&XB||(t=null);if(t)try{return await createImageBitmap(e,t)}catch(e){console.warn(e),XB=!1}return await createImageBitmap(e)}(s,r)}function YB(e){const t=ZB(e);return function(e){const t=ZB(e);if(!(t.byteLength>=24&&2303741511===t.getUint32(0,false)))return null;return{mimeType:"image/png",width:t.getUint32(16,false),height:t.getUint32(20,false)}}(t)||function(e){const t=ZB(e);if(!(t.byteLength>=3&&65496===t.getUint16(0,false)&&255===t.getUint8(2)))return null;const{tableMarkers:i,sofMarkers:s}=function(){const e=new Set([65499,65476,65484,65501,65534]);for(let t=65504;t<65520;++t)e.add(t);const t=new Set([65472,65473,65474,65475,65477,65478,65479,65481,65482,65483,65485,65486,65487,65502]);return{tableMarkers:e,sofMarkers:t}}();let r=2;for(;r+9<t.byteLength;){const e=t.getUint16(r,false);if(s.has(e))return{mimeType:"image/jpeg",height:t.getUint16(r+5,false),width:t.getUint16(r+7,false)};if(!i.has(e))return null;r+=2,r+=t.getUint16(r,false)}return null}(t)||function(e){const t=ZB(e);if(!(t.byteLength>=10&&1195984440===t.getUint32(0,false)))return null;return{mimeType:"image/gif",width:t.getUint16(6,true),height:t.getUint16(8,true)}}(t)||function(e){const t=ZB(e);if(!(t.byteLength>=14&&16973===t.getUint16(0,false)&&t.getUint32(2,true)===t.byteLength))return null;return{mimeType:"image/bmp",width:t.getUint32(18,true),height:t.getUint32(22,true)}}(t)}function ZB(e){if(e instanceof DataView)return e;if(ArrayBuffer.isView(e))return new DataView(e.buffer);if(e instanceof ArrayBuffer)return new DataView(e);throw new Error("toDataView")}const qB={id:"image",module:"images",name:"Images",version:"3.2.6",mimeTypes:["image/png","image/jpeg","image/gif","image/webp","image/bmp","image/vnd.microsoft.icon","image/svg+xml"],extensions:["png","jpg","jpeg","gif","webp","bmp","ico","svg"],parse:async function(e,t,i){const s=((t=t||{}).image||{}).type||"auto",{url:r}=i||{};let o;switch(function(e){switch(e){case"auto":case"data":return function(){if(kB)return"imagebitmap";if(OB)return"image";if(QB)return"data";throw new Error("Install '@loaders.gl/polyfills' to parse images under Node.js")}();default:return function(e){switch(e){case"auto":return kB||OB||QB;case"imagebitmap":return kB;case"image":return OB;case"data":return QB;default:throw new Error("@loaders.gl/images: image ".concat(e," not supported in this environment"))}}(e),e}}(s)){case"imagebitmap":o=await JB(e,t,r);break;case"image":o=await WB(e,t,r);break;case"data":o=await async function(e,t){const{mimeType:i}=YB(e)||{},s=globalThis._parseImageNode;return Hb(s),await s(e,i)}(e);break;default:Hb(!1)}return"data"===s&&(o=function(e){switch(VB(e)){case"data":return e;case"image":case"imagebitmap":const t=document.createElement("canvas"),i=t.getContext("2d");if(!i)throw new Error("getImageData");return t.width=e.width,t.height=e.height,i.drawImage(e,0,0),i.getImageData(0,0,e.width,e.height);default:throw new Error("getImageData")}}(o)),o},tests:[e=>Boolean(YB(new DataView(e)))],options:{image:{type:"auto",decode:!0}}},$B=["image/png","image/jpeg","image/gif"],ew={};function tw(e){return void 0===ew[e]&&(ew[e]=function(e){switch(e){case"image/webp":return function(){if(!jb)return!1;try{return 0===document.createElement("canvas").toDataURL("image/webp").indexOf("data:image/webp")}catch{return!1}}();case"image/svg":return jb;default:if(!jb){const{_parseImageNode:t}=globalThis;return Boolean(t)&&$B.includes(e)}return!0}}(e)),ew[e]}function iw(e,t){if(!e)throw new Error(t||"assert failed: gltf")}function sw(e,t){if(e.startsWith("data:")||e.startsWith("http:")||e.startsWith("https:"))return e;const i=t.baseUri||t.uri;if(!i)throw new Error("'baseUri' must be provided to resolve relative url ".concat(e));return i.substr(0,i.lastIndexOf("/")+1)+e}const rw=["SCALAR","VEC2","VEC3","VEC4"],ow=[[Int8Array,5120],[Uint8Array,5121],[Int16Array,5122],[Uint16Array,5123],[Uint32Array,5125],[Float32Array,5126],[Float64Array,5130]],nw=new Map(ow),aw={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},lw={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},Aw={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array};function hw(e){return rw[e-1]||rw[0]}function cw(e){const t=nw.get(e.constructor);if(!t)throw new Error("Illegal typed array");return t}function uw(e,t){const i=Aw[e.componentType],s=aw[e.type],r=lw[e.componentType],o=e.count*s,n=e.count*s*r;return iw(n>=0&&n<=t.byteLength),{ArrayType:i,length:o,byteLength:n}}const dw={asset:{version:"2.0",generator:"loaders.gl"},buffers:[]};class pw{constructor(e){qb(this,"gltf",void 0),qb(this,"sourceBuffers",void 0),qb(this,"byteLength",void 0),this.gltf=e||{json:{...dw},buffers:[]},this.sourceBuffers=[],this.byteLength=0,this.gltf.buffers&&this.gltf.buffers[0]&&(this.byteLength=this.gltf.buffers[0].byteLength,this.sourceBuffers=[this.gltf.buffers[0]])}get json(){return this.gltf.json}getApplicationData(e){return this.json[e]}getExtraData(e){return(this.json.extras||{})[e]}getExtension(e){const t=this.getUsedExtensions().find((t=>t===e)),i=this.json.extensions||{};return t?i[e]||!0:null}getRequiredExtension(e){const t=this.getRequiredExtensions().find((t=>t===e));return t?this.getExtension(e):null}getRequiredExtensions(){return this.json.extensionsRequired||[]}getUsedExtensions(){return this.json.extensionsUsed||[]}getObjectExtension(e,t){return(e.extensions||{})[t]}getScene(e){return this.getObject("scenes",e)}getNode(e){return this.getObject("nodes",e)}getSkin(e){return this.getObject("skins",e)}getMesh(e){return this.getObject("meshes",e)}getMaterial(e){return this.getObject("materials",e)}getAccessor(e){return this.getObject("accessors",e)}getTexture(e){return this.getObject("textures",e)}getSampler(e){return this.getObject("samplers",e)}getImage(e){return this.getObject("images",e)}getBufferView(e){return this.getObject("bufferViews",e)}getBuffer(e){return this.getObject("buffers",e)}getObject(e,t){if("object"==typeof t)return t;const i=this.json[e]&&this.json[e][t];if(!i)throw new Error("glTF file error: Could not find ".concat(e,"[").concat(t,"]"));return i}getTypedArrayForBufferView(e){const t=(e=this.getBufferView(e)).buffer,i=this.gltf.buffers[t];iw(i);const s=(e.byteOffset||0)+i.byteOffset;return new Uint8Array(i.arrayBuffer,s,e.byteLength)}getTypedArrayForAccessor(e){e=this.getAccessor(e);const t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,{ArrayType:s,length:r}=uw(e,t);return new s(i,t.byteOffset+e.byteOffset,r)}getTypedArrayForImageData(e){e=this.getAccessor(e);const t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,s=t.byteOffset||0;return new Uint8Array(i,s,t.byteLength)}addApplicationData(e,t){return this.json[e]=t,this}addExtraData(e,t){return this.json.extras=this.json.extras||{},this.json.extras[e]=t,this}addObjectExtension(e,t,i){return e.extensions=e.extensions||{},e.extensions[t]=i,this.registerUsedExtension(t),this}setObjectExtension(e,t,i){(e.extensions||{})[t]=i}removeObjectExtension(e,t){const i=e.extensions||{},s=i[t];return delete i[t],s}addExtension(e,t={}){return iw(t),this.json.extensions=this.json.extensions||{},this.json.extensions[e]=t,this.registerUsedExtension(e),t}addRequiredExtension(e,t={}){return iw(t),this.addExtension(e,t),this.registerRequiredExtension(e),t}registerUsedExtension(e){this.json.extensionsUsed=this.json.extensionsUsed||[],this.json.extensionsUsed.find((t=>t===e))||this.json.extensionsUsed.push(e)}registerRequiredExtension(e){this.registerUsedExtension(e),this.json.extensionsRequired=this.json.extensionsRequired||[],this.json.extensionsRequired.find((t=>t===e))||this.json.extensionsRequired.push(e)}removeExtension(e){this.json.extensionsRequired&&this._removeStringFromArray(this.json.extensionsRequired,e),this.json.extensionsUsed&&this._removeStringFromArray(this.json.extensionsUsed,e),this.json.extensions&&delete this.json.extensions[e]}setDefaultScene(e){this.json.scene=e}addScene(e){const{nodeIndices:t}=e;return this.json.scenes=this.json.scenes||[],this.json.scenes.push({nodes:t}),this.json.scenes.length-1}addNode(e){const{meshIndex:t,matrix:i}=e;this.json.nodes=this.json.nodes||[];const s={mesh:t};return i&&(s.matrix=i),this.json.nodes.push(s),this.json.nodes.length-1}addMesh(e){const{attributes:t,indices:i,material:s,mode:r=4}=e,o={primitives:[{attributes:this._addAttributes(t),mode:r}]};if(i){const e=this._addIndices(i);o.primitives[0].indices=e}return Number.isFinite(s)&&(o.primitives[0].material=s),this.json.meshes=this.json.meshes||[],this.json.meshes.push(o),this.json.meshes.length-1}addPointCloud(e){const t={primitives:[{attributes:this._addAttributes(e),mode:0}]};return this.json.meshes=this.json.meshes||[],this.json.meshes.push(t),this.json.meshes.length-1}addImage(e,t){const i=YB(e),s=t||(null==i?void 0:i.mimeType),r={bufferView:this.addBufferView(e),mimeType:s};return this.json.images=this.json.images||[],this.json.images.push(r),this.json.images.length-1}addBufferView(e){const t=e.byteLength;iw(Number.isFinite(t)),this.sourceBuffers=this.sourceBuffers||[],this.sourceBuffers.push(e);const i={buffer:0,byteOffset:this.byteLength,byteLength:t};return this.byteLength+=yy(t,4),this.json.bufferViews=this.json.bufferViews||[],this.json.bufferViews.push(i),this.json.bufferViews.length-1}addAccessor(e,t){const i={bufferView:e,type:hw(t.size),componentType:t.componentType,count:t.count,max:t.max,min:t.min};return this.json.accessors=this.json.accessors||[],this.json.accessors.push(i),this.json.accessors.length-1}addBinaryBuffer(e,t={size:3}){const i=this.addBufferView(e);let s={min:t.min,max:t.max};s.min&&s.max||(s=this._getAccessorMinMax(e,t.size));const r={size:t.size,componentType:cw(e),count:Math.round(e.length/t.size),min:s.min,max:s.max};return this.addAccessor(i,Object.assign(r,t))}addTexture(e){const{imageIndex:t}=e,i={source:t};return this.json.textures=this.json.textures||[],this.json.textures.push(i),this.json.textures.length-1}addMaterial(e){return this.json.materials=this.json.materials||[],this.json.materials.push(e),this.json.materials.length-1}createBinaryChunk(){var e,t;this.gltf.buffers=[];const i=this.byteLength,s=new ArrayBuffer(i),r=new Uint8Array(s);let o=0;for(const e of this.sourceBuffers||[])o=xy(e,r,o);null!==(e=this.json)&&void 0!==e&&null!==(t=e.buffers)&&void 0!==t&&t[0]?this.json.buffers[0].byteLength=i:this.json.buffers=[{byteLength:i}],this.gltf.binary=s,this.sourceBuffers=[s]}_removeStringFromArray(e,t){let i=!0;for(;i;){const s=e.indexOf(t);s>-1?e.splice(s,1):i=!1}}_addAttributes(e={}){const t={};for(const i in e){const s=e[i],r=this._getGltfAttributeName(i),o=this.addBinaryBuffer(s.value,s);t[r]=o}return t}_addIndices(e){return this.addBinaryBuffer(e,{size:1})}_getGltfAttributeName(e){switch(e.toLowerCase()){case"position":case"positions":case"vertices":return"POSITION";case"normal":case"normals":return"NORMAL";case"color":case"colors":return"COLOR_0";case"texcoord":case"texcoords":return"TEXCOORD_0";default:return e}}_getAccessorMinMax(e,t){const i={min:null,max:null};if(e.length<t)return i;i.min=[],i.max=[];const s=e.subarray(0,t);for(const e of s)i.min.push(e),i.max.push(e);for(let s=t;s<e.length;s+=t)for(let r=0;r<t;r++)i.min[0+r]=Math.min(i.min[0+r],e[s+r]),i.max[0+r]=Math.max(i.max[0+r],e[s+r]);return i}}const fw="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",gw="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this.type&&this.type.typeId}clone(){return new Iw(this.name,this.type,this.nullable,this.metadata)}compareTo(e){return this.name===e.name&&this.type===e.type&&this.nullable===e.nullable&&this.metadata===e.metadata}toString(){return"".concat(this.type).concat(this.nullable?", nullable":"").concat(this.metadata?", metadata: ".concat(this.metadata):"")}}let Dw,Sw,Tw,Rw;!function(e){e[e.NONE=0]="NONE",e[e.Null=1]="Null",e[e.Int=2]="Int",e[e.Float=3]="Float",e[e.Binary=4]="Binary",e[e.Utf8=5]="Utf8",e[e.Bool=6]="Bool",e[e.Decimal=7]="Decimal",e[e.Date=8]="Date",e[e.Time=9]="Time",e[e.Timestamp=10]="Timestamp",e[e.Interval=11]="Interval",e[e.List=12]="List",e[e.Struct=13]="Struct",e[e.Union=14]="Union",e[e.FixedSizeBinary=15]="FixedSizeBinary",e[e.FixedSizeList=16]="FixedSizeList",e[e.Map=17]="Map",e[e.Dictionary=-1]="Dictionary",e[e.Int8=-2]="Int8",e[e.Int16=-3]="Int16",e[e.Int32=-4]="Int32",e[e.Int64=-5]="Int64",e[e.Uint8=-6]="Uint8",e[e.Uint16=-7]="Uint16",e[e.Uint32=-8]="Uint32",e[e.Uint64=-9]="Uint64",e[e.Float16=-10]="Float16",e[e.Float32=-11]="Float32",e[e.Float64=-12]="Float64",e[e.DateDay=-13]="DateDay",e[e.DateMillisecond=-14]="DateMillisecond",e[e.TimestampSecond=-15]="TimestampSecond",e[e.TimestampMillisecond=-16]="TimestampMillisecond",e[e.TimestampMicrosecond=-17]="TimestampMicrosecond",e[e.TimestampNanosecond=-18]="TimestampNanosecond",e[e.TimeSecond=-19]="TimeSecond",e[e.TimeMillisecond=-20]="TimeMillisecond",e[e.TimeMicrosecond=-21]="TimeMicrosecond",e[e.TimeNanosecond=-22]="TimeNanosecond",e[e.DenseUnion=-23]="DenseUnion",e[e.SparseUnion=-24]="SparseUnion",e[e.IntervalDayTime=-25]="IntervalDayTime",e[e.IntervalYearMonth=-26]="IntervalYearMonth"}(Dw||(Dw={}));class Lw{static isNull(e){return e&&e.typeId===Dw.Null}static isInt(e){return e&&e.typeId===Dw.Int}static isFloat(e){return e&&e.typeId===Dw.Float}static isBinary(e){return e&&e.typeId===Dw.Binary}static isUtf8(e){return e&&e.typeId===Dw.Utf8}static isBool(e){return e&&e.typeId===Dw.Bool}static isDecimal(e){return e&&e.typeId===Dw.Decimal}static isDate(e){return e&&e.typeId===Dw.Date}static isTime(e){return e&&e.typeId===Dw.Time}static isTimestamp(e){return e&&e.typeId===Dw.Timestamp}static isInterval(e){return e&&e.typeId===Dw.Interval}static isList(e){return e&&e.typeId===Dw.List}static isStruct(e){return e&&e.typeId===Dw.Struct}static isUnion(e){return e&&e.typeId===Dw.Union}static isFixedSizeBinary(e){return e&&e.typeId===Dw.FixedSizeBinary}static isFixedSizeList(e){return e&&e.typeId===Dw.FixedSizeList}static isMap(e){return e&&e.typeId===Dw.Map}static isDictionary(e){return e&&e.typeId===Dw.Dictionary}get typeId(){return Dw.NONE}compareTo(e){return this===e}}Sw=Symbol.toStringTag;class Uw extends Lw{constructor(e,t){super(),qb(this,"isSigned",void 0),qb(this,"bitWidth",void 0),this.isSigned=e,this.bitWidth=t}get typeId(){return Dw.Int}get[Sw](){return"Int"}toString(){return"".concat(this.isSigned?"I":"Ui","nt").concat(this.bitWidth)}}class Ow extends Uw{constructor(){super(!0,8)}}class kw extends Uw{constructor(){super(!0,16)}}class Nw extends Uw{constructor(){super(!0,32)}}class Qw extends Uw{constructor(){super(!1,8)}}class Vw extends Uw{constructor(){super(!1,16)}}class Hw extends Uw{constructor(){super(!1,32)}}const jw=32,Gw=64;Tw=Symbol.toStringTag;class zw extends Lw{constructor(e){super(),qb(this,"precision",void 0),this.precision=e}get typeId(){return Dw.Float}get[Tw](){return"Float"}toString(){return"Float".concat(this.precision)}}class Ww extends zw{constructor(){super(jw)}}class Kw extends zw{constructor(){super(Gw)}}Rw=Symbol.toStringTag;class Xw extends Lw{constructor(e,t){super(),qb(this,"listSize",void 0),qb(this,"children",void 0),this.listSize=e,this.children=[t]}get typeId(){return Dw.FixedSizeList}get valueType(){return this.children[0].type}get valueField(){return this.children[0]}get[Rw](){return"FixedSizeList"}toString(){return"FixedSizeList[".concat(this.listSize,"]<").concat(this.valueType,">")}}function Jw(e,t,i){const s=function(e){switch(e.constructor){case Int8Array:return new Ow;case Uint8Array:return new Qw;case Int16Array:return new kw;case Uint16Array:return new Vw;case Int32Array:return new Nw;case Uint32Array:return new Hw;case Float32Array:return new Ww;case Float64Array:return new Kw;default:throw new Error("array type not supported")}}(t.value),r=i||function(e){const t=new Map;"byteOffset"in e&&t.set("byteOffset",e.byteOffset.toString(10));"byteStride"in e&&t.set("byteStride",e.byteStride.toString(10));"normalized"in e&&t.set("normalized",e.normalized.toString());return t}(t);return new Iw(e,new Xw(t.size,new Iw("value",s)),!1,r)}function Yw(e,t,i){return Jw(e,t,i?Zw(i.metadata):void 0)}function Zw(e){const t=new Map;for(const i in e)t.set("".concat(i,".string"),JSON.stringify(e[i]));return t}const qw={POSITION:"POSITION",NORMAL:"NORMAL",COLOR:"COLOR_0",TEX_COORD:"TEXCOORD_0"},$w={1:Int8Array,2:Uint8Array,3:Int16Array,4:Uint16Array,5:Int32Array,6:Uint32Array,9:Float32Array};class eP{constructor(e){qb(this,"draco",void 0),qb(this,"decoder",void 0),qb(this,"metadataQuerier",void 0),this.draco=e,this.decoder=new this.draco.Decoder,this.metadataQuerier=new this.draco.MetadataQuerier}destroy(){this.draco.destroy(this.decoder),this.draco.destroy(this.metadataQuerier)}parseSync(e,t={}){const i=new this.draco.DecoderBuffer;i.Init(new Int8Array(e),e.byteLength),this._disableAttributeTransforms(t);const s=this.decoder.GetEncodedGeometryType(i),r=s===this.draco.TRIANGULAR_MESH?new this.draco.Mesh:new this.draco.PointCloud;try{let e;switch(s){case this.draco.TRIANGULAR_MESH:e=this.decoder.DecodeBufferToMesh(i,r);break;case this.draco.POINT_CLOUD:e=this.decoder.DecodeBufferToPointCloud(i,r);break;default:throw new Error("DRACO: Unknown geometry type.")}if(!e.ok()||!r.ptr){const t="DRACO decompression failed: ".concat(e.error_msg());throw new Error(t)}const o=this._getDracoLoaderData(r,s,t),n=this._getMeshData(r,o,t),a=function(e){let t=1/0,i=1/0,s=1/0,r=-1/0,o=-1/0,n=-1/0;const a=e.POSITION?e.POSITION.value:[],l=a&&a.length;for(let e=0;e<l;e+=3){const l=a[e],A=a[e+1],h=a[e+2];t=l<t?l:t,i=A<i?A:i,s=h<s?h:s,r=l>r?l:r,o=A>o?A:o,n=h>n?h:n}return[[t,i,s],[r,o,n]]}(n.attributes),l=function(e,t,i){const s=Zw(t.metadata),r=[],o=function(e){const t={};for(const i in e){const s=e[i];t[s.name||"undefined"]=s}return t}(t.attributes);for(const t in e){const i=Yw(t,e[t],o[t]);r.push(i)}if(i){const e=Yw("indices",i);r.push(e)}return new Ew(r,s)}(n.attributes,o,n.indices);return{loader:"draco",loaderData:o,header:{vertexCount:r.num_points(),boundingBox:a},...n,schema:l}}finally{this.draco.destroy(i),r&&this.draco.destroy(r)}}_getDracoLoaderData(e,t,i){const s=this._getTopLevelMetadata(e),r=this._getDracoAttributes(e,i);return{geometry_type:t,num_attributes:e.num_attributes(),num_points:e.num_points(),num_faces:e instanceof this.draco.Mesh?e.num_faces():0,metadata:s,attributes:r}}_getDracoAttributes(e,t){const i={};for(let s=0;s<e.num_attributes();s++){const r=this.decoder.GetAttribute(e,s),o=this._getAttributeMetadata(e,s);i[r.unique_id()]={unique_id:r.unique_id(),attribute_type:r.attribute_type(),data_type:r.data_type(),num_components:r.num_components(),byte_offset:r.byte_offset(),byte_stride:r.byte_stride(),normalized:r.normalized(),attribute_index:s,metadata:o};const n=this._getQuantizationTransform(r,t);n&&(i[r.unique_id()].quantization_transform=n);const a=this._getOctahedronTransform(r,t);a&&(i[r.unique_id()].octahedron_transform=a)}return i}_getMeshData(e,t,i){const s=this._getMeshAttributes(t,e,i);if(!s.POSITION)throw new Error("DRACO: No position attribute found.");return e instanceof this.draco.Mesh?"triangle-strip"===i.topology?{topology:"triangle-strip",mode:4,attributes:s,indices:{value:this._getTriangleStripIndices(e),size:1}}:{topology:"triangle-list",mode:5,attributes:s,indices:{value:this._getTriangleListIndices(e),size:1}}:{topology:"point-list",mode:0,attributes:s}}_getMeshAttributes(e,t,i){const s={};for(const r of Object.values(e.attributes)){const e=this._deduceAttributeName(r,i);r.name=e;const{value:o,size:n}=this._getAttributeValues(t,r);s[e]={value:o,size:n,byteOffset:r.byte_offset,byteStride:r.byte_stride,normalized:r.normalized}}return s}_getTriangleListIndices(e){const t=3*e.num_faces(),i=4*t,s=this.draco._malloc(i);try{return this.decoder.GetTrianglesUInt32Array(e,i,s),new Uint32Array(this.draco.HEAPF32.buffer,s,t).slice()}finally{this.draco._free(s)}}_getTriangleStripIndices(e){const t=new this.draco.DracoInt32Array;try{return this.decoder.GetTriangleStripsFromMesh(e,t),function(e){const t=e.size(),i=new Int32Array(t);for(let s=0;s<t;s++)i[s]=e.GetValue(s);return i}(t)}finally{this.draco.destroy(t)}}_getAttributeValues(e,t){const i=$w[t.data_type],s=t.num_components,r=e.num_points()*s,o=r*i.BYTES_PER_ELEMENT,n=function(e,t){switch(t){case Float32Array:return e.DT_FLOAT32;case Int8Array:return e.DT_INT8;case Int16Array:return e.DT_INT16;case Int32Array:return e.DT_INT32;case Uint8Array:return e.DT_UINT8;case Uint16Array:return e.DT_UINT16;case Uint32Array:return e.DT_UINT32;default:return e.DT_INVALID}}(this.draco,i);let a;const l=this.draco._malloc(o);try{const s=this.decoder.GetAttribute(e,t.attribute_index);this.decoder.GetAttributeDataArrayForAllPoints(e,s,n,o,l),a=new i(this.draco.HEAPF32.buffer,l,r).slice()}finally{this.draco._free(l)}return{value:a,size:s}}_deduceAttributeName(e,t){const i=e.unique_id;for(const[e,s]of Object.entries(t.extraAttributes||{}))if(s===i)return e;const s=e.attribute_type;for(const e in qw){if(this.draco[e]===s)return qw[e]}const r=t.attributeNameEntry||"name";return e.metadata[r]?e.metadata[r].string:"CUSTOM_ATTRIBUTE_".concat(i)}_getTopLevelMetadata(e){const t=this.decoder.GetMetadata(e);return this._getDracoMetadata(t)}_getAttributeMetadata(e,t){const i=this.decoder.GetAttributeMetadata(e,t);return this._getDracoMetadata(i)}_getDracoMetadata(e){if(!e||!e.ptr)return{};const t={},i=this.metadataQuerier.NumEntries(e);for(let s=0;s<i;s++){const i=this.metadataQuerier.GetEntryName(e,s);t[i]=this._getDracoMetadataField(e,i)}return t}_getDracoMetadataField(e,t){const i=new this.draco.DracoInt32Array;try{this.metadataQuerier.GetIntEntryArray(e,t,i);const s=function(e){const t=e.size(),i=new Int32Array(t);for(let s=0;s<t;s++)i[s]=e.GetValue(s);return i}(i);return{int:this.metadataQuerier.GetIntEntry(e,t),string:this.metadataQuerier.GetStringEntry(e,t),double:this.metadataQuerier.GetDoubleEntry(e,t),intArray:s}}finally{this.draco.destroy(i)}}_disableAttributeTransforms(e){const{quantizedAttributes:t=[],octahedronAttributes:i=[]}=e,s=[...t,...i];for(const e of s)this.decoder.SkipAttributeTransform(this.draco[e])}_getQuantizationTransform(e,t){const{quantizedAttributes:i=[]}=t,s=e.attribute_type();if(i.map((e=>this.decoder[e])).includes(s)){const t=new this.draco.AttributeQuantizationTransform;try{if(t.InitFromAttribute(e))return{quantization_bits:t.quantization_bits(),range:t.range(),min_values:new Float32Array([1,2,3]).map((e=>t.min_value(e)))}}finally{this.draco.destroy(t)}}return null}_getOctahedronTransform(e,t){const{octahedronAttributes:i=[]}=t,s=e.attribute_type();if(i.map((e=>this.decoder[e])).includes(s)){const t=new this.draco.AttributeQuantizationTransform;try{if(t.InitFromAttribute(e))return{quantization_bits:t.quantization_bits()}}finally{this.draco.destroy(t)}}return null}}const tP="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.js"),iP="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_wasm_wrapper.js"),sP="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.wasm");let rP;async function oP(e){const t=e.modules||{};return rP=t.draco3d?rP||t.draco3d.createDecoderModule({}).then((e=>({draco:e}))):rP||async function(e){let t,i;if("js"===(e.draco&&e.draco.decoderType))t=await dy(tP,"draco",e);else[t,i]=await Promise.all([await dy(iP,"draco",e),await dy(sP,"draco",e)]);return t=t||globalThis.DracoDecoderModule,await function(e,t){const i={};t&&(i.wasmBinary=t);return new Promise((t=>{e({...i,onModuleLoaded:e=>t({draco:e})})}))}(t,i)}(e),await rP}const nP={...Mw,parse:async function(e,t){const{draco:i}=await oP(t),s=new eP(i);try{return s.parseSync(e,null==t?void 0:t.draco)}finally{s.destroy()}}};function aP(e){const{buffer:t,size:i,count:s}=function(e){let t=e,i=1,s=0;e&&e.value&&(t=e.value,i=e.size||1);t&&(ArrayBuffer.isView(t)||(t=function(e,t,i=!1){if(!e)return null;if(Array.isArray(e))return new t(e);if(i&&!(e instanceof t))return new t(e);return e}(t,Float32Array)),s=t.length/i);return{buffer:t,size:i,count:s}}(e);return{value:t,size:i,byteOffset:0,count:s,type:hw(i),componentType:cw(t)}}async function lP(e,t,i,s){const r=e.getObjectExtension(t,"KHR_draco_mesh_compression");if(!r)return;const o=e.getTypedArrayForBufferView(r.bufferView),n=by(o.buffer,o.byteOffset),{parse:a}=s,l={...i};delete l["3d-tiles"];const A=await a(n,nP,l,s),h=function(e){const t={};for(const i in e){const s=e[i];if("indices"!==i){const e=aP(s);t[i]=e}}return t}(A.attributes);for(const[i,s]of Object.entries(h))if(i in t.attributes){const r=t.attributes[i],o=e.getAccessor(r);null!=o&&o.min&&null!=o&&o.max&&(s.min=o.min,s.max=o.max)}t.attributes=h,A.indices&&(t.indices=aP(A.indices)),function(e){if(!e.attributes&&Object.keys(e.attributes).length>0)throw new Error("glTF: Empty primitive detected: Draco decompression failure?")}(t)}function AP(e,t,i=4,s,r){var o;if(!s.DracoWriter)throw new Error("options.gltf.DracoWriter not provided");const n=s.DracoWriter.encodeSync({attributes:e}),a=null==r||null===(o=r.parseSync)||void 0===o?void 0:o.call(r,{attributes:e}),l=s._addFauxAttributes(a.attributes);return{primitives:[{attributes:l,mode:i,extensions:{KHR_draco_mesh_compression:{bufferView:s.addBufferView(n),attributes:l}}}]}}function*hP(e){for(const t of e.json.meshes||[])for(const e of t.primitives)yield e}var cP=Object.freeze({__proto__:null,name:"KHR_draco_mesh_compression",preprocess:function(e,t,i){const s=new pw(e);for(const e of hP(s))s.getObjectExtension(e,"KHR_draco_mesh_compression")},decode:async function(e,t,i){var s;if(null==t||null===(s=t.gltf)||void 0===s||!s.decompressMeshes)return;const r=new pw(e),o=[];for(const e of hP(r))r.getObjectExtension(e,"KHR_draco_mesh_compression")&&o.push(lP(r,e,t,i));await Promise.all(o),r.removeExtension("KHR_draco_mesh_compression")},encode:function(e,t={}){const i=new pw(e);for(const e of i.json.meshes||[])AP(e),i.addRequiredExtension("KHR_draco_mesh_compression")}});var uP=Object.freeze({__proto__:null,name:"KHR_lights_punctual",decode:async function(e){const t=new pw(e),{json:i}=t,s=t.getExtension("KHR_lights_punctual");s&&(t.json.lights=s.lights,t.removeExtension("KHR_lights_punctual"));for(const e of i.nodes||[]){const i=t.getObjectExtension(e,"KHR_lights_punctual");i&&(e.light=i.light),t.removeObjectExtension(e,"KHR_lights_punctual")}},encode:async function(e){const t=new pw(e),{json:i}=t;if(i.lights){const e=t.addExtension("KHR_lights_punctual");iw(!e.lights),e.lights=i.lights,delete i.lights}if(t.json.lights){for(const e of t.json.lights){const i=e.node;t.addObjectExtension(i,"KHR_lights_punctual",e)}delete t.json.lights}}});function dP(e,t){const i=Object.assign({},e.values);return Object.keys(e.uniforms||{}).forEach((t=>{e.uniforms[t].value&&!(t in i)&&(i[t]=e.uniforms[t].value)})),Object.keys(i).forEach((e=>{"object"==typeof i[e]&&void 0!==i[e].index&&(i[e].texture=t.getTexture(i[e].index))})),i}const pP=[ww,Pw,Cw,cP,uP,Object.freeze({__proto__:null,name:"KHR_materials_unlit",decode:async function(e){const t=new pw(e),{json:i}=t;t.removeExtension("KHR_materials_unlit");for(const e of i.materials||[]){e.extensions&&e.extensions.KHR_materials_unlit&&(e.unlit=!0),t.removeObjectExtension(e,"KHR_materials_unlit")}},encode:function(e){const t=new pw(e),{json:i}=t;if(t.materials)for(const e of i.materials||[])e.unlit&&(delete e.unlit,t.addObjectExtension(e,"KHR_materials_unlit",{}),t.addExtension("KHR_materials_unlit"))}}),Object.freeze({__proto__:null,name:"KHR_techniques_webgl",decode:async function(e){const t=new pw(e),{json:i}=t,s=t.getExtension("KHR_techniques_webgl");if(s){const e=function(e,t){const{programs:i=[],shaders:s=[],techniques:r=[]}=e,o=new TextDecoder;return s.forEach((e=>{if(!Number.isFinite(e.bufferView))throw new Error("KHR_techniques_webgl: no shader code");e.code=o.decode(t.getTypedArrayForBufferView(e.bufferView))})),i.forEach((e=>{e.fragmentShader=s[e.fragmentShader],e.vertexShader=s[e.vertexShader]})),r.forEach((e=>{e.program=i[e.program]})),r}(s,t);for(const s of i.materials||[]){const i=t.getObjectExtension(s,"KHR_techniques_webgl");i&&(s.technique=Object.assign({},i,e[i.technique]),s.technique.values=dP(s.technique,t)),t.removeObjectExtension(s,"KHR_techniques_webgl")}t.removeExtension("KHR_techniques_webgl")}},encode:async function(e,t){}})];function fP(e,t){var i;const s=(null==t||null===(i=t.gltf)||void 0===i?void 0:i.excludeExtensions)||{};return!(e in s&&!s[e])}const gP={accessors:"accessor",animations:"animation",buffers:"buffer",bufferViews:"bufferView",images:"image",materials:"material",meshes:"mesh",nodes:"node",samplers:"sampler",scenes:"scene",skins:"skin",textures:"texture"},mP={accessor:"accessors",animations:"animation",buffer:"buffers",bufferView:"bufferViews",image:"images",material:"materials",mesh:"meshes",node:"nodes",sampler:"samplers",scene:"scenes",skin:"skins",texture:"textures"};class _P{constructor(){qb(this,"idToIndexMap",{animations:{},accessors:{},buffers:{},bufferViews:{},images:{},materials:{},meshes:{},nodes:{},samplers:{},scenes:{},skins:{},textures:{}}),qb(this,"json",void 0)}normalize(e,t){this.json=e.json;const i=e.json;switch(i.asset&&i.asset.version){case"2.0":return;case void 0:case"1.0":break;default:return void console.warn("glTF: Unknown version ".concat(i.asset.version))}if(!t.normalize)throw new Error("glTF v1 is not supported.");console.warn("Converting glTF v1 to glTF v2 format. This is experimental and may fail."),this._addAsset(i),this._convertTopLevelObjectsToArrays(i),function(e){const t=new pw(e),{json:i}=t;for(const e of i.images||[]){const i=t.getObjectExtension(e,"KHR_binary_glTF");i&&Object.assign(e,i),t.removeObjectExtension(e,"KHR_binary_glTF")}i.buffers&&i.buffers[0]&&delete i.buffers[0].uri,t.removeExtension("KHR_binary_glTF")}(e),this._convertObjectIdsToArrayIndices(i),this._updateObjects(i),this._updateMaterial(i)}_addAsset(e){e.asset=e.asset||{},e.asset.version="2.0",e.asset.generator=e.asset.generator||"Normalized to glTF 2.0 by loaders.gl"}_convertTopLevelObjectsToArrays(e){for(const t in gP)this._convertTopLevelObjectToArray(e,t)}_convertTopLevelObjectToArray(e,t){const i=e[t];if(i&&!Array.isArray(i)){e[t]=[];for(const s in i){const r=i[s];r.id=r.id||s;const o=e[t].length;e[t].push(r),this.idToIndexMap[t][s]=o}}}_convertObjectIdsToArrayIndices(e){for(const t in gP)this._convertIdsToIndices(e,t);"scene"in e&&(e.scene=this._convertIdToIndex(e.scene,"scene"));for(const t of e.textures)this._convertTextureIds(t);for(const t of e.meshes)this._convertMeshIds(t);for(const t of e.nodes)this._convertNodeIds(t);for(const t of e.scenes)this._convertSceneIds(t)}_convertTextureIds(e){e.source&&(e.source=this._convertIdToIndex(e.source,"image"))}_convertMeshIds(e){for(const t of e.primitives){const{attributes:e,indices:i,material:s}=t;for(const t in e)e[t]=this._convertIdToIndex(e[t],"accessor");i&&(t.indices=this._convertIdToIndex(i,"accessor")),s&&(t.material=this._convertIdToIndex(s,"material"))}}_convertNodeIds(e){e.children&&(e.children=e.children.map((e=>this._convertIdToIndex(e,"node")))),e.meshes&&(e.meshes=e.meshes.map((e=>this._convertIdToIndex(e,"mesh"))))}_convertSceneIds(e){e.nodes&&(e.nodes=e.nodes.map((e=>this._convertIdToIndex(e,"node"))))}_convertIdsToIndices(e,t){e[t]||(console.warn("gltf v1: json doesn't contain attribute ".concat(t)),e[t]=[]);for(const i of e[t])for(const e in i){const t=i[e],s=this._convertIdToIndex(t,e);i[e]=s}}_convertIdToIndex(e,t){const i=mP[t];if(i in this.idToIndexMap){const s=this.idToIndexMap[i][e];if(!Number.isFinite(s))throw new Error("gltf v1: failed to resolve ".concat(t," with id ").concat(e));return s}return e}_updateObjects(e){for(const e of this.json.buffers)delete e.type}_updateMaterial(e){for(const s of e.materials){var t,i;s.pbrMetallicRoughness={baseColorFactor:[1,1,1,1],metallicFactor:1,roughnessFactor:1};const r=(null===(t=s.values)||void 0===t?void 0:t.tex)||(null===(i=s.values)||void 0===i?void 0:i.texture2d_0),o=e.textures.findIndex((e=>e.id===r));-1!==o&&(s.pbrMetallicRoughness.baseColorTexture={index:o})}}}const vP={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},bP={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},yP=10240,xP=10241,BP=10242,wP=10243,PP=10497,CP={magFilter:yP,minFilter:xP,wrapS:BP,wrapT:wP},MP={[yP]:9729,[xP]:9986,[BP]:PP,[wP]:PP};class EP{constructor(){qb(this,"baseUri",""),qb(this,"json",{}),qb(this,"buffers",[]),qb(this,"images",[])}postProcess(e,t={}){const{json:i,buffers:s=[],images:r=[],baseUri:o=""}=e;return iw(i),this.baseUri=o,this.json=i,this.buffers=s,this.images=r,this._resolveTree(this.json,t),this.json}_resolveTree(e,t={}){e.bufferViews&&(e.bufferViews=e.bufferViews.map(((e,t)=>this._resolveBufferView(e,t)))),e.images&&(e.images=e.images.map(((e,t)=>this._resolveImage(e,t)))),e.samplers&&(e.samplers=e.samplers.map(((e,t)=>this._resolveSampler(e,t)))),e.textures&&(e.textures=e.textures.map(((e,t)=>this._resolveTexture(e,t)))),e.accessors&&(e.accessors=e.accessors.map(((e,t)=>this._resolveAccessor(e,t)))),e.materials&&(e.materials=e.materials.map(((e,t)=>this._resolveMaterial(e,t)))),e.meshes&&(e.meshes=e.meshes.map(((e,t)=>this._resolveMesh(e,t)))),e.nodes&&(e.nodes=e.nodes.map(((e,t)=>this._resolveNode(e,t)))),e.skins&&(e.skins=e.skins.map(((e,t)=>this._resolveSkin(e,t)))),e.scenes&&(e.scenes=e.scenes.map(((e,t)=>this._resolveScene(e,t)))),void 0!==e.scene&&(e.scene=e.scenes[this.json.scene])}getScene(e){return this._get("scenes",e)}getNode(e){return this._get("nodes",e)}getSkin(e){return this._get("skins",e)}getMesh(e){return this._get("meshes",e)}getMaterial(e){return this._get("materials",e)}getAccessor(e){return this._get("accessors",e)}getCamera(e){return null}getTexture(e){return this._get("textures",e)}getSampler(e){return this._get("samplers",e)}getImage(e){return this._get("images",e)}getBufferView(e){return this._get("bufferViews",e)}getBuffer(e){return this._get("buffers",e)}_get(e,t){if("object"==typeof t)return t;const i=this.json[e]&&this.json[e][t];return i||console.warn("glTF file error: Could not find ".concat(e,"[").concat(t,"]")),i}_resolveScene(e,t){return e.id=e.id||"scene-".concat(t),e.nodes=(e.nodes||[]).map((e=>this.getNode(e))),e}_resolveNode(e,t){return e.id=e.id||"node-".concat(t),e.children&&(e.children=e.children.map((e=>this.getNode(e)))),void 0!==e.mesh?e.mesh=this.getMesh(e.mesh):void 0!==e.meshes&&e.meshes.length&&(e.mesh=e.meshes.reduce(((e,t)=>{const i=this.getMesh(t);return e.id=i.id,e.primitives=e.primitives.concat(i.primitives),e}),{primitives:[]})),void 0!==e.camera&&(e.camera=this.getCamera(e.camera)),void 0!==e.skin&&(e.skin=this.getSkin(e.skin)),e}_resolveSkin(e,t){return e.id=e.id||"skin-".concat(t),e.inverseBindMatrices=this.getAccessor(e.inverseBindMatrices),e}_resolveMesh(e,t){return e.id=e.id||"mesh-".concat(t),e.primitives&&(e.primitives=e.primitives.map((e=>{const t=(e={...e}).attributes;e.attributes={};for(const i in t)e.attributes[i]=this.getAccessor(t[i]);return void 0!==e.indices&&(e.indices=this.getAccessor(e.indices)),void 0!==e.material&&(e.material=this.getMaterial(e.material)),e}))),e}_resolveMaterial(e,t){if(e.id=e.id||"material-".concat(t),e.normalTexture&&(e.normalTexture={...e.normalTexture},e.normalTexture.texture=this.getTexture(e.normalTexture.index)),e.occlusionTexture&&(e.occlustionTexture={...e.occlustionTexture},e.occlusionTexture.texture=this.getTexture(e.occlusionTexture.index)),e.emissiveTexture&&(e.emmisiveTexture={...e.emmisiveTexture},e.emissiveTexture.texture=this.getTexture(e.emissiveTexture.index)),e.emissiveFactor||(e.emissiveFactor=e.emmisiveTexture?[1,1,1]:[0,0,0]),e.pbrMetallicRoughness){e.pbrMetallicRoughness={...e.pbrMetallicRoughness};const t=e.pbrMetallicRoughness;t.baseColorTexture&&(t.baseColorTexture={...t.baseColorTexture},t.baseColorTexture.texture=this.getTexture(t.baseColorTexture.index)),t.metallicRoughnessTexture&&(t.metallicRoughnessTexture={...t.metallicRoughnessTexture},t.metallicRoughnessTexture.texture=this.getTexture(t.metallicRoughnessTexture.index))}return e}_resolveAccessor(e,t){var i,s;if(e.id=e.id||"accessor-".concat(t),void 0!==e.bufferView&&(e.bufferView=this.getBufferView(e.bufferView)),e.bytesPerComponent=(i=e.componentType,bP[i]),e.components=(s=e.type,vP[s]),e.bytesPerElement=e.bytesPerComponent*e.components,e.bufferView){const t=e.bufferView.buffer,{ArrayType:i,byteLength:s}=uw(e,e.bufferView),r=(e.bufferView.byteOffset||0)+(e.byteOffset||0)+t.byteOffset;let o=t.arrayBuffer.slice(r,r+s);e.bufferView.byteStride&&(o=this._getValueFromInterleavedBuffer(t,r,e.bufferView.byteStride,e.bytesPerElement,e.count)),e.value=new i(o)}return e}_getValueFromInterleavedBuffer(e,t,i,s,r){const o=new Uint8Array(r*s);for(let n=0;n<r;n++){const r=t+n*i;o.set(new Uint8Array(e.arrayBuffer.slice(r,r+s)),n*s)}return o.buffer}_resolveTexture(e,t){return e.id=e.id||"texture-".concat(t),e.sampler="sampler"in e?this.getSampler(e.sampler):MP,e.source=this.getImage(e.source),e}_resolveSampler(e,t){e.id=e.id||"sampler-".concat(t),e.parameters={};for(const t in e){const i=this._enumSamplerParameter(t);void 0!==i&&(e.parameters[i]=e[t])}return e}_enumSamplerParameter(e){return CP[e]}_resolveImage(e,t){e.id=e.id||"image-".concat(t),void 0!==e.bufferView&&(e.bufferView=this.getBufferView(e.bufferView));const i=this.images[t];return i&&(e.image=i),e}_resolveBufferView(e,t){const i=e.buffer,s={id:"bufferView-".concat(t),...e,buffer:this.buffers[i]},r=this.buffers[i].arrayBuffer;let o=this.buffers[i].byteOffset||0;return"byteOffset"in e&&(o+=e.byteOffset),s.data=new Uint8Array(r,o,e.byteLength),s}_resolveCamera(e,t){return e.id=e.id||"camera-".concat(t),e.perspective,e.orthographic,e}}const FP=1735152710,IP=!0;function DP(e,t,i=0,s={}){const r=new DataView(t),o=function(e,t=0){return"".concat(String.fromCharCode(e.getUint8(t+0))).concat(String.fromCharCode(e.getUint8(t+1))).concat(String.fromCharCode(e.getUint8(t+2))).concat(String.fromCharCode(e.getUint8(t+3)))}(r,i+0),n=r.getUint32(i+4,IP),a=r.getUint32(i+8,IP);switch(Object.assign(e,{header:{byteOffset:i,byteLength:a,hasBinChunk:!1},type:o,version:n,json:{},binChunks:[]}),i+=12,e.version){case 1:return function(e,t,i){Hb(e.header.byteLength>20);const s=t.getUint32(i+0,IP),r=t.getUint32(i+4,IP);return i+=8,Hb(0===r),SP(e,t,i,s),i+=s,i+=TP(e,t,i,e.header.byteLength)}(e,r,i);case 2:return function(e,t,i,s){return Hb(e.header.byteLength>20),function(e,t,i,s){for(;i+8<=e.header.byteLength;){const r=t.getUint32(i+0,IP),o=t.getUint32(i+4,IP);switch(i+=8,o){case 1313821514:SP(e,t,i,r);break;case 5130562:TP(e,t,i,r);break;case 0:s.strict||SP(e,t,i,r);break;case 1:s.strict||TP(e,t,i,r)}i+=yy(r,4)}}(e,t,i,s),i+e.header.byteLength}(e,r,i,{});default:throw new Error("Invalid GLB version ".concat(e.version,". Only supports v1 and v2."))}}function SP(e,t,i,s){const r=new Uint8Array(t.buffer,i,s),o=new TextDecoder("utf8").decode(r);return e.json=JSON.parse(o),yy(s,4)}function TP(e,t,i,s){return e.header.hasBinChunk=!0,e.binChunks.push({byteOffset:i,byteLength:s,arrayBuffer:t.buffer}),yy(s,4)}async function RP(e,t,i=0,s,r){var o,n,a,l;!function(e,t,i,s){s.uri&&(e.baseUri=s.uri);if(t instanceof ArrayBuffer&&!function(e,t=0,i={}){const s=new DataView(e),{magic:r=FP}=i,o=s.getUint32(t,!1);return o===r||o===FP}(t,i,s)){t=(new TextDecoder).decode(t)}if("string"==typeof t)e.json=my(t);else if(t instanceof ArrayBuffer){const r={};i=DP(r,t,i,s.glb),iw("glTF"===r.type,"Invalid GLB magic string ".concat(r.type)),e._glb=r,e.json=r.json}else iw(!1,"GLTF: must be ArrayBuffer or string");const r=e.json.buffers||[];if(e.buffers=new Array(r.length).fill(null),e._glb&&e._glb.header.hasBinChunk){const{binChunks:t}=e._glb;e.buffers[0]={arrayBuffer:t[0].arrayBuffer,byteOffset:t[0].byteOffset,byteLength:t[0].byteLength}}const o=e.json.images||[];e.images=new Array(o.length).fill({})}(e,t,i,s),function(e,t={}){(new _P).normalize(e,t)}(e,{normalize:null==s||null===(o=s.gltf)||void 0===o?void 0:o.normalize}),function(e,t={},i){const s=pP.filter((e=>fP(e.name,t)));for(const o of s){var r;null===(r=o.preprocess)||void 0===r||r.call(o,e,t,i)}}(e,s,r);const A=[];if(null!=s&&null!==(n=s.gltf)&&void 0!==n&&n.loadBuffers&&e.json.buffers&&await async function(e,t,i){const s=e.json.buffers||[];for(let n=0;n<s.length;++n){const a=s[n];if(a.uri){var r,o;const{fetch:s}=i;iw(s);const l=sw(a.uri,t),A=await(null==i||null===(r=i.fetch)||void 0===r?void 0:r.call(i,l)),h=await(null==A||null===(o=A.arrayBuffer)||void 0===o?void 0:o.call(A));e.buffers[n]={arrayBuffer:h,byteOffset:0,byteLength:h.byteLength},delete a.uri}else null===e.buffers[n]&&(e.buffers[n]={arrayBuffer:new ArrayBuffer(a.byteLength),byteOffset:0,byteLength:a.byteLength})}}(e,s,r),null!=s&&null!==(a=s.gltf)&&void 0!==a&&a.loadImages){const t=async function(e,t,i){const s=function(e){const t=new Set,i=e.json.textures||[];for(const e of i)void 0!==e.source&&t.add(e.source);return Array.from(t).sort()}(e),r=e.json.images||[],o=[];for(const n of s)o.push(LP(e,r[n],n,t,i));return await Promise.all(o)}(e,s,r);A.push(t)}const h=async function(e,t={},i){const s=pP.filter((e=>fP(e.name,t)));for(const o of s){var r;await(null===(r=o.decode)||void 0===r?void 0:r.call(o,e,t,i))}}(e,s,r);return A.push(h),await Promise.all(A),null!=s&&null!==(l=s.gltf)&&void 0!==l&&l.postProcess?function(e,t){return(new EP).postProcess(e,t)}(e,s):e}async function LP(e,t,i,s,r){const{fetch:o,parse:n}=r;let a;if(t.uri){const e=sw(t.uri,s),i=await o(e);a=await i.arrayBuffer()}if(Number.isFinite(t.bufferView)){const i=function(e,t,i){const s=e.bufferViews[i];iw(s);const r=t[s.buffer];iw(r);const o=(s.byteOffset||0)+r.byteOffset;return new Uint8Array(r.arrayBuffer,o,s.byteLength)}(e.json,e.buffers,t.bufferView);a=by(i.buffer,i.byteOffset,i.byteLength)}iw(a,"glTF image has no data");let l=await n(a,[qB,LB],{mimeType:t.mimeType,basis:s.basis||{format:RB()}},r);l&&l[0]&&(l={compressed:!0,mipmaps:!1,width:l[0].width,height:l[0].height,data:l[0]}),e.images=e.images||[],e.images[i]=l}const UP={name:"glTF",id:"gltf",module:"gltf",version:"3.2.6",extensions:["gltf","glb"],mimeTypes:["model/gltf+json","model/gltf-binary"],text:!0,binary:!0,tests:["glTF"],parse:async function(e,t={},i){(t={...UP.options,...t}).gltf={...UP.options.gltf,...t.gltf};const{byteOffset:s=0}=t;return await RP({},e,s,t,i)},options:{gltf:{normalize:!0,loadBuffers:!0,loadImages:!0,decompressMeshes:!0,postProcess:!0},log:console},deprecatedOptions:{fetchImages:"gltf.loadImages",createImages:"gltf.loadImages",decompress:"gltf.decompressMeshes",postProcess:"gltf.postProcess",gltf:{decompress:"gltf.decompressMeshes"}}};const OP={name:"LAS",id:"las",module:"las",version:"3.2.6",worker:!0,extensions:["las","laz"],mimeTypes:["application/octet-stream"],text:!0,binary:!0,tests:["LAS"],options:{las:{shape:"mesh",fp64:!1,skip:1,colorDepth:8}}};class kP{constructor(e){}load(e,t,i,s,r,o,n){!function(e,t,i,s,r,o,n){const a=e.viewer.scene.canvas.spinner;a.processes++;"glb"===t.split(".").pop()?e.dataSource.getGLB(t,(n=>{s.basePath=NP(t),QP(e,t,n,i,s,r,o),a.processes--}),(e=>{a.processes--,n(e)})):e.dataSource.getGLTF(t,(n=>{s.basePath=NP(t),QP(e,t,n,i,s,r,o),a.processes--}),(e=>{a.processes--,n(e)}))}(e,t,i,s=s||{},r,(function(){I.scheduleTask((function(){r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1)})),o&&o()}),(function(t){e.error(t),n&&n(t),r.fire("error",t)}))}parse(e,t,i,s,r,o,n){QP(e,"",t,i,s=s||{},r,(function(){r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1),o&&o()}))}}function NP(e){const t=e.lastIndexOf("/");return 0!==t?e.substring(0,t+1):""}function QP(e,t,i,s,r,o,n){const a=e.viewer.scene.canvas.spinner;a.processes++,tB(i,UP,{baseUri:r.basePath}).then((i=>{const l={src:t,entityId:r.entityId,metaModelJSON:s,autoMetaModel:r.autoMetaModel,globalizeObjectIds:r.globalizeObjectIds,metaObjects:[],loadBuffer:r.loadBuffer,basePath:r.basePath,handlenode:r.handlenode,backfaces:!!r.backfaces,gltfData:i,scene:o.scene,plugin:e,sceneModel:o,numObjects:0,nodes:[],nextId:0,log:t=>{e.log(t)}};!function(e){const t=e.gltfData.textures;if(t)for(let i=0,s=t.length;i<s;i++)VP(e,t[i])}(l),function(e){const t=e.gltfData.materials;if(t)for(let i=0,s=t.length;i<s;i++){const s=t[i];s._textureSetId=HP(e,s),s._attributes=jP(e,s)}}(l),r.autoMetaModel&&l.metaObjects.push({id:o.id,type:"Default",name:o.id}),function(e){const t=e.gltfData,i=t.scene||t.scenes[0];if(!i)return void function(e,t){e.plugin.error(t)}(e,"glTF has no default scene");const s=i.nodes;if(!s)return;!function e(t){t.forEach((t=>{const i=t.mesh;i&&(i.instances||=0,i.instances+=1),t.children&&e(t.children)}))}(s);const r=[];let o=null;!function t(i,s,n){i.forEach((i=>{const a=i.name;let l=null!=a&&a||0===s&&"entity-"+e.nextId++;if(l){for(;e.sceneModel.objects[l];)l="entity-"+e.nextId++;r.push(o),o=[]}const A=function(e,t){let i;e.matrix&&(i=e.matrix,t=t?d.mulMat4(t,i,d.mat4()):i);e.translation&&(i=d.translationMat4v(e.translation),t=t?d.mulMat4(t,i,d.mat4()):i);e.rotation&&(i=d.quaternionToMat4(e.rotation),t=t?d.mulMat4(t,i,d.mat4()):i);e.scale&&(i=d.scalingMat4v(e.scale),t=t?d.mulMat4(t,i,d.mat4()):i);return t}(i,n);if(i.mesh&&function(e,t,i,s){const r=e.mesh;if(!r)return;const o=r.primitives.length;if(o>0)for(let e=0;e<o;e++){const o=r.primitives[e];if(o.mode<4)continue;const n={id:t.sceneModel.id+"."+t.numObjects++},a=o.material;a?(n.textureSetId=a._textureSetId,n.color=a._attributes.color,n.opacity=a._attributes.opacity,n.metallic=a._attributes.metallic,n.roughness=a._attributes.roughness):(n.color=new Float32Array([1,1,1]),n.opacity=1);const l=!1!==t.backfaces||a&&!1!==a.doubleSided;switch(o.mode){case 0:n.primitive="points";break;case 1:case 2:case 3:n.primitive="lines";break;default:n.primitive=l?"triangles":"solid"}const A=o.attributes.POSITION;if(!A)continue;n.localPositions=A.value,n.positions=new Float64Array(n.localPositions.length),o.attributes.NORMAL&&(n.normals=o.attributes.NORMAL.value),o.attributes.TEXCOORD_0&&(n.uv=o.attributes.TEXCOORD_0.value),o.indices&&(n.indices=o.indices.value),i?d.transformPositions3(i,n.localPositions,n.positions):n.positions.set(n.localPositions);const h=d.vec3();q(n.positions,n.positions,h)&&(n.origin=h),t.sceneModel.createMesh(n),s.push(n.id)}}(i,e,A,o),i.children&&t(i.children,s+1,A),l){if(o.length>0){const t=e.globalizeObjectIds?d.globalizeObjectId(e.sceneModel.id,l):l;e.sceneModel.createEntity({id:t,meshIds:o,isObject:!0}),e.autoMetaModel&&e.metaObjects.push({id:t,type:"Default",name:t,parent:e.sceneModel.id})}o=r.pop()}}))}(s,0,null)}(l),o.finalize(),r.autoMetaModel&&e.viewer.metaScene.createMetaModel(o.id,{metaObjects:l.metaObjects}),a.processes--,n()}))}function VP(e,t){if(!t.source||!t.source.image)return;const i="texture-"+e.nextId++;let s=1005;switch(t.sampler.minFilter){case 9728:s=1003;break;case 9729:s=1006;break;case 9984:s=1004;break;case 9985:s=1007;break;case 9986:s=1005;break;case 9987:s=1008}let r=1006;switch(t.sampler.magFilter){case 9728:r=1003;break;case 9729:r=1006}let o=1e3;switch(t.sampler.wrapS){case 33071:o=1001;break;case 33648:o=1002;break;case 10497:o=1e3}let n=1e3;switch(t.sampler.wrapT){case 33071:n=1001;break;case 33648:n=1002;break;case 10497:n=1e3}let a=1e3;switch(t.sampler.wrapR){case 33071:a=1001;break;case 33648:a=1002;break;case 10497:a=1e3}e.sceneModel.createTexture({id:i,image:t.source.image,flipY:!!t.flipY,minFilter:s,magFilter:r,wrapS:o,wrapT:n,wrapR:a,encoding:3001}),t._textureId=i}function HP(e,t){const i={};switch(t.normalTexture&&(i.normalTextureId=t.normalTexture.texture._textureId),t.occlusionTexture&&(i.occlusionTextureId=t.occlusionTexture.texture._textureId),t.emissiveTexture&&(i.emissiveTextureId=t.emissiveTexture.texture._textureId),t.alphaMode){case"OPAQUE":break;case"MASK":const e=t.alphaCutoff;i.alphaCutoff=void 0!==e?e:.5}const s=t.pbrMetallicRoughness;if(t.pbrMetallicRoughness){const r=t.pbrMetallicRoughness,o=r.baseColorTexture||r.colorTexture;o&&(o.texture?i.colorTextureId=o.texture._textureId:i.colorTextureId=e.gltfData.textures[o.index]._textureId),s.metallicRoughnessTexture&&(i.metallicRoughnessTextureId=s.metallicRoughnessTexture.texture._textureId)}const r=t.extensions;if(r){const t=r.KHR_materials_pbrSpecularGlossiness;if(t){t.specularTexture;const s=t.specularColorTexture;null!=s&&(i.colorTextureId=e.gltfData.textures[s.index]._textureId)}}return void 0!==i.normalTextureId||void 0!==i.occlusionTextureId||void 0!==i.emissiveTextureId||void 0!==i.colorTextureId||void 0!==i.metallicRoughnessTextureId?(i.id=`textureSet-${e.nextId++};`,e.sceneModel.createTextureSet(i),i.id):null}function jP(e,t){const i=t.extensions,s={color:new Float32Array([1,1,1,1]),opacity:1,metallic:0,roughness:1,doubleSided:!0};if(i){const e=i.KHR_materials_pbrSpecularGlossiness;if(e){const t=e.diffuseFactor;null!=t&&s.color.set(t)}const t=i.KHR_materials_common;if(t){const e=t.technique,i=t.values||{},r="BLINN"===e,o="PHONG"===e,n="LAMBERT"===e,a=i.diffuse;a&&(r||o||n)&&(y.isString(a)||s.color.set(a));const l=i.transparency;null!=l&&(s.opacity=l);const A=i.transparent;null!=A&&(s.opacity=A)}}const r=t.pbrMetallicRoughness;if(r){const e=r.baseColorFactor;e&&(s.color[0]=e[0],s.color[1]=e[1],s.color[2]=e[2],s.opacity=e[3]);const t=r.metallicFactor;null!=t&&(s.metallic=t);const i=r.roughnessFactor;null!=i&&(s.roughness=i)}return s.doubleSided=!1!==t.doubleSided,s}const GP={DEFAULT:{}};class zP extends z{constructor(e,t={}){super("GLTFLoader",e,t),this._sceneModelLoader=new kP(this,t),this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults}set dataSource(e){this._dataSource=e||new fu}get dataSource(){return this._dataSource}set objectDefaults(e){this._objectDefaults=e||GP}get objectDefaults(){return this._objectDefaults}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new zc(this.viewer.scene,y.apply(e,{isModel:!0,dtxEnabled:e.dtxEnabled})),i=t.id;if(!e.src&&!e.gltf)return this.error("load() param expected: src or gltf"),t;if(e.metaModelSrc||e.metaModelJSON){const s=s=>{this.viewer.metaScene.createMetaModel(i,s,{}),this.viewer.scene.canvas.spinner.processes--,e.src?this._sceneModelLoader.load(this,e.src,s,e,t):this._sceneModelLoader.parse(this,e.gltf,s,e,t)};if(e.metaModelSrc){const t=e.metaModelSrc;this.viewer.scene.canvas.spinner.processes++,this._dataSource.getMetaModel(t,(e=>{this.viewer.scene.canvas.spinner.processes--,s(e)}),(e=>{this.error(`load(): Failed to load model metadata for model '${i} from  '${t}' - ${e}`),this.viewer.scene.canvas.spinner.processes--}))}else e.metaModelJSON&&s(e.metaModelJSON)}else e.src?this._sceneModelLoader.load(this,e.src,null,e,t):this._sceneModelLoader.parse(this,e.gltf,null,e,t);return t.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(i)})),t}destroy(){super.destroy()}}function WP(e,t,i={}){const s="lightgrey",r=i.hoverColor||"rgba(0,0,0,0.4)",o=i.textColor||"black",n=500,a=n+n/3,l=a/24,A=[{boundary:[6,6,6,6],color:i.frontColor||i.color||"#55FF55"},{boundary:[18,6,6,6],color:i.backColor||i.color||"#55FF55"},{boundary:[12,6,6,6],color:i.rightColor||i.color||"#FF5555"},{boundary:[0,6,6,6],color:i.leftColor||i.color||"#FF5555"},{boundary:[6,0,6,6],color:i.topColor||i.color||"#7777FF"},{boundary:[6,12,6,6],color:i.bottomColor||i.color||"#7777FF"}],h=[{label:"NavCube.front",boundaries:[[7,7,4,4]],dir:[0,1,0],up:[0,0,1]},{label:"NavCube.back",boundaries:[[19,7,4,4]],dir:[0,-1,0],up:[0,0,1]},{label:"NavCube.right",boundaries:[[13,7,4,4]],dir:[-1,0,0],up:[0,0,1]},{label:"NavCube.left",boundaries:[[1,7,4,4]],dir:[1,0,0],up:[0,0,1]},{label:"NavCube.top",boundaries:[[7,1,4,4]],dir:[0,0,-1],up:[0,1,0]},{label:"NavCube.bottom",boundaries:[[7,13,4,4]],dir:[0,0,1],up:[0,-1,0]},{boundaries:[[7,5,4,2]],dir:[0,1,-1],up:[0,1,1]},{boundaries:[[1,6,4,1],[6,1,1,4]],dir:[1,0,-1],up:[1,0,1]},{boundaries:[[7,0,4,1],[19,6,4,1]],dir:[0,-1,-1],up:[0,-1,1]},{boundaries:[[13,6,4,1],[11,1,1,4]],dir:[-1,0,-1],up:[-1,0,1]},{boundaries:[[7,11,4,2]],dir:[0,1,1],up:[0,-1,1]},{boundaries:[[1,11,4,1],[6,13,1,4]],dir:[1,0,1],up:[-1,0,1]},{boundaries:[[7,17,4,1],[19,11,4,1]],dir:[0,-1,1],up:[0,1,1]},{boundaries:[[13,11,4,1],[11,13,1,4]],dir:[-1,0,1],up:[1,0,1]},{boundaries:[[5,7,2,4]],dir:[1,1,0],up:[0,0,1]},{boundaries:[[11,7,2,4]],dir:[-1,1,0],up:[0,0,1]},{boundaries:[[17,7,2,4]],dir:[-1,-1,0],up:[0,0,1]},{boundaries:[[0,7,1,4],[23,7,1,4]],dir:[1,-1,0],up:[0,0,1]},{boundaries:[[5,11,2,2]],dir:[1,1,1],up:[-1,-1,1]},{boundaries:[[23,11,1,1],[6,17,1,1],[0,11,1,1]],dir:[1,-1,1],up:[-1,1,1]},{boundaries:[[5,5,2,2]],dir:[1,1,-1],up:[1,1,1]},{boundaries:[[11,17,1,1],[17,11,2,1]],dir:[-1,-1,1],up:[1,1,1]},{boundaries:[[17,6,2,1],[11,0,1,1]],dir:[-1,-1,-1],up:[-1,-1,1]},{boundaries:[[11,11,2,2]],dir:[-1,1,1],up:[1,-1,1]},{boundaries:[[0,6,1,1],[6,0,1,1],[23,6,1,1]],dir:[1,-1,-1],up:[1,-1,1]},{boundaries:[[11,5,2,2]],dir:[-1,1,-1],up:[-1,1,1]}];i.frontColor||i.color,i.backColor||i.color,i.rightColor||i.color,i.leftColor||i.color,i.topColor||i.color,i.bottomColor||i.color;const c=[{yUp:"",label:"NavCube.front",boundaries:[[7,7,4,4]],dir:[0,0,-1],up:[0,1,0]},{label:"NavCube.back",boundaries:[[19,7,4,4]],dir:[0,0,1],up:[0,1,0]},{label:"NavCube.right",boundaries:[[13,7,4,4]],dir:[-1,0,0],up:[0,1,0]},{label:"NavCube.left",boundaries:[[1,7,4,4]],dir:[1,0,0],up:[0,1,0]},{label:"NavCube.top",boundaries:[[7,1,4,4]],dir:[0,-1,0],up:[0,0,-1]},{label:"NavCube.bottom",boundaries:[[7,13,4,4]],dir:[0,1,0],up:[0,0,1]},{boundaries:[[7,5,4,2]],dir:[0,-.7071,-.7071],up:[0,.7071,-.7071]},{boundaries:[[1,6,4,1],[6,1,1,4]],dir:[1,-1,0],up:[1,1,0]},{boundaries:[[7,0,4,1],[19,6,4,1]],dir:[0,-.7071,.7071],up:[0,.7071,.7071]},{boundaries:[[13,6,4,1],[11,1,1,4]],dir:[-1,-1,0],up:[-1,1,0]},{boundaries:[[7,11,4,2]],dir:[0,1,-1],up:[0,1,1]},{boundaries:[[1,11,4,1],[6,13,1,4]],dir:[1,1,0],up:[-1,1,0]},{boundaries:[[7,17,4,1],[19,11,4,1]],dir:[0,1,1],up:[0,1,-1]},{boundaries:[[13,11,4,1],[11,13,1,4]],dir:[-1,1,0],up:[1,1,0]},{boundaries:[[5,7,2,4]],dir:[1,0,-1],up:[0,1,0]},{boundaries:[[11,7,2,4]],dir:[-1,0,-1],up:[0,1,0]},{boundaries:[[17,7,2,4]],dir:[-1,0,1],up:[0,1,0]},{boundaries:[[0,7,1,4],[23,7,1,4]],dir:[1,0,1],up:[0,1,0]},{boundaries:[[5,11,2,2]],dir:[.5,.7071,-.5],up:[-.5,.7071,.5]},{boundaries:[[23,11,1,1],[6,17,1,1],[0,11,1,1]],dir:[.5,.7071,.5],up:[-.5,.7071,-.5]},{boundaries:[[5,5,2,2]],dir:[.5,-.7071,-.5],up:[.5,.7071,-.5]},{boundaries:[[11,17,1,1],[17,11,2,1]],dir:[-.5,.7071,.5],up:[.5,.7071,-.5]},{boundaries:[[17,6,2,1],[11,0,1,1]],dir:[-.5,-.7071,.5],up:[-.5,.7071,.5]},{boundaries:[[11,11,2,2]],dir:[-.5,.7071,-.5],up:[.5,.7071,.5]},{boundaries:[[0,6,1,1],[6,0,1,1],[23,6,1,1]],dir:[.5,-.7071,.5],up:[.5,.7071,.5]},{boundaries:[[11,5,2,2]],dir:[-.5,-.7071,-.5],up:[-.5,.7071,-.5]}];for(let e=0,t=h.length;e<t;e++)d.normalizeVec3(h[e].dir,h[e].dir),d.normalizeVec3(h[e].up,h[e].up);for(let e=0,t=c.length;e<t;e++)d.normalizeVec3(c[e].dir,c[e].dir),d.normalizeVec3(c[e].up,c[e].up);var u=c;this._textureCanvas=document.createElement("canvas"),this._textureCanvas.width=a,this._textureCanvas.height=n,this._textureCanvas.style.width=a+"px",this._textureCanvas.style.height="500px",this._textureCanvas.style.padding="0",this._textureCanvas.style.margin="0",this._textureCanvas.style.top="0",this._textureCanvas.style.background=s,this._textureCanvas.style.position="absolute",this._textureCanvas.style.opacity="1.0",this._textureCanvas.style.visibility="hidden",this._textureCanvas.style["z-index"]=2e6;document.getElementsByTagName("body")[0].appendChild(this._textureCanvas);const p=this._textureCanvas.getContext("2d");let f=!1;function g(){for(let e=0,t=A.length;e<t;e++){const t=A[e],i=t.boundary,s=Math.round(i[0]*l),r=Math.round(i[1]*l),o=Math.round(i[2]*l),n=Math.round(i[3]*l);p.fillStyle=t.color,p.fillRect(s,r,o,n)}for(let t=0,A=u.length;t<A;t++){let A,h,c,d;const f=u[t],g=f.boundaries;for(var e=0,i=g.length;e<i;e++){const t=g[e];A=Math.round(t[0]*l),h=Math.round(t[1]*l),c=Math.round(t[2]*l),d=Math.round(t[3]*l),f.highlighted&&(p.fillStyle=f.highlighted?r:f.color||s,p.fillRect(A,h,c,d))}if(f.label){p.fillStyle=o,p.font="60px sans-serif",p.textAlign="center";var n=A+.5*c,a=h+.7*d;p.fillText(m(f.label),n,a,80)}}t.glRedraw()}const m=function(){const t={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"},i={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"},s={"NavCube.front":"FRONT","NavCube.back":"BACK","NavCube.right":"RIGHT","NavCube.left":"LEFT","NavCube.top":"TOP","NavCube.bottom":"BOTTOM"};return function(r){const o=f?i:t,n=o?o[r]:null;return n?e.localeService.translate(n)||s[n]||n:r}}();this.setZUp=function(){f=!0,u=h,this.clear()},this.setYUp=function(){f=!1,u=c,this.clear()},this.clear=function(){p.fillStyle=s,p.fillRect(0,0,a,n);for(var e=0,t=u.length;e<t;e++){u[e].highlighted=!1}g()},this.getArea=function(e){const t=e[0]*a,i=n-e[1]*n;for(var s=0,r=u.length;s<r;s++){const e=u[s].boundaries;for(var o=0,A=e.length;o<A;o++){const r=e[o];if(t>=r[0]*l&&t<=(r[0]+r[2])*l&&i>=r[1]*l&&i<=(r[1]+r[3])*l)return s}}return-1},this.setAreaHighlighted=function(e,t){var i=u[e];if(!i)throw"Area not found: "+e;i.highlighted=!!t,g()},this.getAreaDir=function(e){var t=u[e];if(!t)throw"Unknown area: "+e;return t.dir},this.getAreaUp=function(e){var t=u[e];if(!t)throw"Unknown area: "+e;return t.up},this.getImage=function(){return this._textureCanvas},this.destroy=function(){this._textureCanvas&&(this._textureCanvas.parentNode.removeChild(this._textureCanvas),this._textureCanvas=null)}}const KP=d.vec3(),XP=d.vec3();d.mat4();class JP extends z{constructor(e,t={}){super("NavCube",e,t),e.navCube=this;try{this._navCubeScene=new bi(e,{canvasId:t.canvasId,canvasElement:t.canvasElement,transparent:!0}),this._navCubeCanvas=this._navCubeScene.canvas.canvas,this._navCubeScene.input.keyboardEnabled=!1}catch(e){return void this.error(e)}const i=this._navCubeScene;i.clearLights(),new Ht(i,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new Ht(i,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new Ht(i,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._navCubeCamera=i.camera,this._navCubeCamera.ortho.scale=7,this._navCubeCamera.ortho.near=.1,this._navCubeCamera.ortho.far=2e3,i.edgeMaterial.edgeColor=[.2,.2,.2],i.edgeMaterial.edgeAlpha=.6,this._zUp=Boolean(e.camera.zUp);var s=this;this.setIsProjectNorth(t.isProjectNorth),this.setProjectNorthOffsetAngle(t.projectNorthOffsetAngle);const r=function(){const e=d.mat4();return function(t,i,r){return d.identityMat4(e),d.rotationMat4v(t*s._projectNorthOffsetAngle*d.DEGTORAD,[0,1,0],e),d.transformVec3(e,i,r)}}();this._synchCamera=function(){var t=d.rotationMat4c(-90*d.DEGTORAD,1,0,0),i=d.vec3(),o=d.vec3(),n=d.vec3();return function(){var a=e.camera.eye,l=e.camera.look,A=e.camera.up;i=d.mulVec3Scalar(d.normalizeVec3(d.subVec3(a,l,i)),5),s._isProjectNorth&&s._projectNorthOffsetAngle&&(i=r(-1,i,KP),A=r(-1,A,XP)),s._zUp?(d.transformVec3(t,i,o),d.transformVec3(t,A,n),s._navCubeCamera.look=[0,0,0],s._navCubeCamera.eye=d.transformVec3(t,i,o),s._navCubeCamera.up=d.transformPoint3(t,A,n)):(s._navCubeCamera.look=[0,0,0],s._navCubeCamera.eye=i,s._navCubeCamera.up=A)}}(),this._cubeTextureCanvas=new WP(e,i,t),this._cubeSampler=new ro(i,{image:this._cubeTextureCanvas.getImage(),flipY:!0,wrapS:1001,wrapT:1001}),this._cubeMesh=new Pr(i,{geometry:new ti(i,{primitive:"triangles",normals:[0,0,1,0,0,1,0,0,1,0,0,1,1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1],positions:[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,-1,1,-1,-1,1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,-1,1,-1,-1,-1,1,-1,-1,1,-1,1,-1,-1,1,1,-1,-1,-1,-1,-1,-1,1,-1,1,1,-1],uv:[.5,.6666,.25,.6666,.25,.3333,.5,.3333,.5,.6666,.5,.3333,.75,.3333,.75,.6666,.5,.6666,.5,1,.25,1,.25,.6666,.25,.6666,0,.6666,0,.3333,.25,.3333,.25,0,.5,0,.5,.3333,.25,.3333,.75,.3333,1,.3333,1,.6666,.75,.6666],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]}),material:new ni(i,{diffuse:[.4,.4,.4],specular:[.4,.4,.4],emissive:[.6,.6,.6],diffuseMap:this._cubeSampler,emissiveMap:this._cubeSampler}),visible:!0,edges:!0}),this._shadow=!1===t.shadowVisible?null:new Pr(i,{geometry:new ti(i,Mr({center:[0,0,0],radiusTop:.001,radiusBottom:1.4,height:.01,radialSegments:20,heightSegments:1,openEnded:!0})),material:new ni(i,{diffuse:[0,0,0],specular:[0,0,0],emissive:[0,0,0],alpha:.5}),position:[0,-1.5,0],visible:!0,pickable:!1,backfaces:!1}),this._onCameraMatrix=e.camera.on("matrix",this._synchCamera),this._onCameraWorldAxis=e.camera.on("worldAxis",(()=>{e.camera.zUp?(this._zUp=!0,this._cubeTextureCanvas.setZUp(),this._repaint(),this._synchCamera()):e.camera.yUp&&(this._zUp=!1,this._cubeTextureCanvas.setYUp(),this._repaint(),this._synchCamera())})),this._onCameraFOV=e.camera.perspective.on("fov",(e=>{this._synchProjection&&(this._navCubeCamera.perspective.fov=e)})),this._onCameraProjection=e.camera.on("projection",(e=>{this._synchProjection&&(this._navCubeCamera.projection="ortho"===e||"perspective"===e?e:"perspective")}));var o=-1;function n(e){var t=[0,0];if(e){for(var i=e.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-s,t[1]=e.pageY-r}else e=window.event,t[0]=e.x,t[1]=e.y;return t}var a,l,A=null,h=null,c=!1,u=!1,p=.5;s._navCubeCanvas.addEventListener("mouseenter",s._onMouseEnter=function(e){u=!0}),s._navCubeCanvas.addEventListener("mouseleave",s._onMouseLeave=function(e){u=!1}),s._navCubeCanvas.addEventListener("mousedown",s._onMouseDown=function(e){if(1===e.which){A=e.x,h=e.y,a=e.clientX,l=e.clientY;var t=n(e),s=i.pick({canvasPos:t});c=!!s}}),document.addEventListener("mouseup",s._onMouseUp=function(e){if(1===e.which&&(c=!1,null!==A)){var t=n(e),a=i.pick({canvasPos:t,pickSurface:!0});if(a&&a.uv){var l=s._cubeTextureCanvas.getArea(a.uv);if(l>=0&&(document.body.style.cursor="pointer",o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),l>=0)){if(s._cubeTextureCanvas.setAreaHighlighted(l,!0),o=l,s._repaint(),e.x<A-3||e.x>A+3||e.y<h-3||e.y>h+3)return;var u=s._cubeTextureCanvas.getAreaDir(l);if(u){var d=s._cubeTextureCanvas.getAreaUp(l);s._isProjectNorth&&s._projectNorthOffsetAngle&&(u=r(1,u,KP),d=r(1,d,XP)),f(u,d,(function(){o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),document.body.style.cursor="pointer",o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),l>=0&&(s._cubeTextureCanvas.setAreaHighlighted(l,!1),o=-1,s._repaint())}))}}}}}),document.addEventListener("mousemove",s._onMouseMove=function(t){if(o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1),1!==t.buttons||c){if(c){var r=t.clientX,A=t.clientY;return document.body.style.cursor="move",void function(t,i){var s=(t-a)*-p,r=(i-l)*-p;e.camera.orbitYaw(s),e.camera.orbitPitch(-r),a=t,l=i}(r,A)}if(u){var h=n(t),d=i.pick({canvasPos:h,pickSurface:!0});if(d){if(d.uv){document.body.style.cursor="pointer";var f=s._cubeTextureCanvas.getArea(d.uv);if(f===o)return;o>=0&&s._cubeTextureCanvas.setAreaHighlighted(o,!1),f>=0&&(s._cubeTextureCanvas.setAreaHighlighted(f,!0),s._repaint(),o=f)}}else document.body.style.cursor="default",o>=0&&(s._cubeTextureCanvas.setAreaHighlighted(o,!1),s._repaint(),o=-1)}}});var f=function(){var t=d.vec3();return function(i,r,o){var n=s._fitVisible?e.scene.getAABB(e.scene.visibleObjectIds):e.scene.aabb,a=d.getAABB3Diag(n);d.getAABB3Center(n,t);var l=Math.abs(a/Math.tan(s._cameraFitFOV*d.DEGTORAD));e.cameraControl.pivotPos=t,s._cameraFly?e.cameraFlight.flyTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:r||[0,1,0],orthoScale:1.1*a,fitFOV:s._cameraFitFOV,duration:s._cameraFlyDuration},o):e.cameraFlight.jumpTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:r||[0,1,0],orthoScale:1.1*a,fitFOV:s._cameraFitFOV},o)}}();this._onUpdated=e.localeService.on("updated",(()=>{this._cubeTextureCanvas.clear(),this._repaint()})),this.setVisible(t.visible),this.setCameraFitFOV(t.cameraFitFOV),this.setCameraFly(t.cameraFly),this.setCameraFlyDuration(t.cameraFlyDuration),this.setFitVisible(t.fitVisible),this.setSynchProjection(t.synchProjection)}send(e,t){if("language"===e)this._cubeTextureCanvas.clear(),this._repaint()}_repaint(){const e=this._cubeTextureCanvas.getImage();this._cubeMesh.material.diffuseMap.image=e,this._cubeMesh.material.emissiveMap.image=e}setVisible(e=!0){this._navCubeCanvas&&(this._cubeMesh.visible=e,this._shadow&&(this._shadow.visible=e),this._navCubeCanvas.style.visibility=e?"visible":"hidden")}getVisible(){return!!this._navCubeCanvas&&this._cubeMesh.visible}setFitVisible(e=!1){this._fitVisible=e}getFitVisible(){return this._fitVisible}setCameraFly(e=!0){this._cameraFly=e}getCameraFly(){return this._cameraFly}setCameraFitFOV(e=45){this._cameraFitFOV=e}getCameraFitFOV(){return this._cameraFitFOV}setCameraFlyDuration(e=.5){this._cameraFlyDuration=e}getCameraFlyDuration(){return this._cameraFlyDuration}setSynchProjection(e=!1){this._synchProjection=e}getSynchProjection(){return this._synchProjection}setIsProjectNorth(e=!1){this._isProjectNorth=e}getIsProjectNorth(){return this._isProjectNorth}setProjectNorthOffsetAngle(e){this._projectNorthOffsetAngle=e}getProjectNorthOffsetAngle(){return this._projectNorthOffsetAngle}destroy(){this._navCubeCanvas&&(this.viewer.localeService.off(this._onUpdated),this.viewer.camera.off(this._onCameraMatrix),this.viewer.camera.off(this._onCameraWorldAxis),this.viewer.camera.perspective.off(this._onCameraFOV),this.viewer.camera.off(this._onCameraProjection),this._navCubeCanvas.removeEventListener("mouseenter",this._onMouseEnter),this._navCubeCanvas.removeEventListener("mouseleave",this._onMouseLeave),this._navCubeCanvas.removeEventListener("mousedown",this._onMouseDown),document.removeEventListener("mousemove",this._onMouseMove),document.removeEventListener("mouseup",this._onMouseUp),this._navCubeCanvas=null,this._cubeTextureCanvas.destroy(),this._cubeTextureCanvas=null,this._onMouseEnter=null,this._onMouseLeave=null,this._onMouseDown=null,this._onMouseMove=null,this._onMouseUp=null),this._navCubeScene.destroy(),this._navCubeScene=null,this._cubeMesh=null,this._shadow=null,super.destroy()}}const YP=d.vec3();class ZP{load(e,t,i={}){var s=e.scene.canvas.spinner;s.processes++,qP(e,t,(function(t){!function(e,t,i){for(var s=t.basePath,r=Object.keys(t.materialLibraries),o=r.length,n=0,a=o;n<a;n++)eC(e,s,s+r[n],(function(){0==--o&&i()}))}(e,t,(function(){iC(e,t),s.processes--,I.scheduleTask((function(){e.fire("loaded",!0,!1)}))}))}))}parse(e,t,i,s){if(t){var r=$P(e,t,null);i&&tC(e,i,s),iC(e,r),e.src=null,e.fire("loaded",!0,!1)}else this.warn("load() param expected: objText")}}var qP=function(e,t,i){sC(t,(function(s){var r=$P(e,s,t);i(r)}),(function(t){e.error(t)}))},$P=function(){const e={vertex_pattern:/^v\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,normal_pattern:/^vn\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,uv_pattern:/^vt\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,face_vertex:/^f\s+(-?\d+)\s+(-?\d+)\s+(-?\d+)(?:\s+(-?\d+))?/,face_vertex_uv:/^f\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+))?/,face_vertex_uv_normal:/^f\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+)\/(-?\d+))?/,face_vertex_normal:/^f\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)(?:\s+(-?\d+)\/\/(-?\d+))?/,object_pattern:/^[og]\s*(.+)?/,smoothing_pattern:/^s\s+(\d+|on|off)/,material_library_pattern:/^mtllib /,material_use_pattern:/^usemtl /};return function(s,r,o){var n={src:o=o||"",basePath:t(o),objects:[],object:{},positions:[],normals:[],uv:[],materialLibraries:{}};i(n,"",!1),-1!==r.indexOf("\r\n")&&(r=r.replace("\r\n","\n"));for(var a=r.split("\n"),l="",A="",h="",d=[],p="function"==typeof"".trimLeft,f=0,g=a.length;f<g;f++)if(l=a[f],0!==(l=p?l.trimLeft():l.trim()).length&&"#"!==(A=l.charAt(0)))if("v"===A)if(" "===(h=l.charAt(1))&&null!==(d=e.vertex_pattern.exec(l)))n.positions.push(parseFloat(d[1]),parseFloat(d[2]),parseFloat(d[3]));else if("n"===h&&null!==(d=e.normal_pattern.exec(l)))n.normals.push(parseFloat(d[1]),parseFloat(d[2]),parseFloat(d[3]));else{if("t"!==h||null===(d=e.uv_pattern.exec(l)))return void s.error("Unexpected vertex/normal/uv line: '"+l+"'");n.uv.push(parseFloat(d[1]),parseFloat(d[2]))}else if("f"===A)if(null!==(d=e.face_vertex_uv_normal.exec(l)))c(n,d[1],d[4],d[7],d[10],d[2],d[5],d[8],d[11],d[3],d[6],d[9],d[12]);else if(null!==(d=e.face_vertex_uv.exec(l)))c(n,d[1],d[3],d[5],d[7],d[2],d[4],d[6],d[8]);else if(null!==(d=e.face_vertex_normal.exec(l)))c(n,d[1],d[3],d[5],d[7],void 0,void 0,void 0,void 0,d[2],d[4],d[6],d[8]);else{if(null===(d=e.face_vertex.exec(l)))return void s.error("Unexpected face line: '"+l+"'");c(n,d[1],d[2],d[3],d[4])}else if("l"===A){var m=l.substring(1).trim().split(" "),_=[],v=[];if(-1===l.indexOf("/"))_=m;else for(var b=0,y=m.length;b<y;b++){var x=m[b].split("/");""!==x[0]&&_.push(x[0]),""!==x[1]&&v.push(x[1])}u(n,_,v)}else if(null!==(d=e.object_pattern.exec(l))){i(n,B=d[0].substr(1).trim(),!0)}else if(e.material_use_pattern.test(l)){var B=l.substring(7).trim();n.object.material.id=B}else if(e.material_library_pattern.test(l))n.materialLibraries[l.substring(7).trim()]=!0;else{if(null===(d=e.smoothing_pattern.exec(l))){if("\0"===l)continue;return void s.error("Unexpected line: '"+l+"'")}var w=d[1].trim().toLowerCase();n.object.material.smooth="1"===w||"on"===w}return n};function t(e){var t=e.lastIndexOf("/");return-1===t?e:e.substring(0,t+1)}function i(e,t,i){if(e.object&&!1===e.object.fromDeclaration)return e.object.id=t,void(e.object.fromDeclaration=!1!==i);e.object={id:t||"",geometry:{positions:[],normals:[],uv:[]},material:{id:"",smooth:!0},fromDeclaration:!1!==i},e.objects.push(e.object)}function s(e,t){var i=parseInt(e,10);return 3*(i>=0?i-1:i+t/3)}function r(e,t){var i=parseInt(e,10);return 3*(i>=0?i-1:i+t/3)}function o(e,t){var i=parseInt(e,10);return 2*(i>=0?i-1:i+t/2)}function n(e,t,i,s){var r=e.positions,o=e.object.geometry.positions;o.push(r[t+0]),o.push(r[t+1]),o.push(r[t+2]),o.push(r[i+0]),o.push(r[i+1]),o.push(r[i+2]),o.push(r[s+0]),o.push(r[s+1]),o.push(r[s+2])}function a(e,t){var i=e.positions,s=e.object.geometry.positions;s.push(i[t+0]),s.push(i[t+1]),s.push(i[t+2])}function l(e,t,i,s){var r=e.normals,o=e.object.geometry.normals;o.push(r[t+0]),o.push(r[t+1]),o.push(r[t+2]),o.push(r[i+0]),o.push(r[i+1]),o.push(r[i+2]),o.push(r[s+0]),o.push(r[s+1]),o.push(r[s+2])}function A(e,t,i,s){var r=e.uv,o=e.object.geometry.uv;o.push(r[t+0]),o.push(r[t+1]),o.push(r[i+0]),o.push(r[i+1]),o.push(r[s+0]),o.push(r[s+1])}function h(e,t){var i=e.uv,s=e.object.geometry.uv;s.push(i[t+0]),s.push(i[t+1])}function c(e,t,i,a,h,c,u,d,p,f,g,m,_){var v,b=e.positions.length,y=s(t,b),x=s(i,b),B=s(a,b);if(void 0===h?n(e,y,x,B):(n(e,y,x,v=s(h,b)),n(e,x,B,v)),void 0!==c){var w=e.uv.length;y=o(c,w),x=o(u,w),B=o(d,w),void 0===h?A(e,y,x,B):(A(e,y,x,v=o(p,w)),A(e,x,B,v))}if(void 0!==f){var P=e.normals.length;y=r(f,P),x=f===g?y:r(g,P),B=f===m?y:r(m,P),void 0===h?l(e,y,x,B):(l(e,y,x,v=r(_,P)),l(e,x,B,v))}}function u(e,t,i){e.object.geometry.type="Line";for(var r=e.positions.length,n=e.uv.length,l=0,A=t.length;l<A;l++)a(e,s(t[l],r));for(var c=0,u=i.length;c<u;c++)h(e,o(i[c],n))}}();var eC=function(e,t,i,s){sC(i,(function(i){tC(e,i,t),s()}),(function(t){e.error(t),s()}))},tC=function(){var e=/\s+/;return function(e,r,o){var n,a,l,A,h,c=r.split("\n"),u={id:"Default"},d=!1;o=o||"";for(var p=0;p<c.length;p++)if(0!==(n=c[p].trim()).length&&"#"!==n.charAt(0))switch(l=(l=(a=n.indexOf(" "))>=0?n.substring(0,a):n).toLowerCase(),A=(A=a>=0?n.substring(a+1):"").trim(),l.toLowerCase()){case"newmtl":i(e,u),u={id:A},d=!0;break;case"ka":u.ambient=s(A);break;case"kd":u.diffuse=s(A);break;case"ks":u.specular=s(A);break;case"map_kd":u.diffuseMap||(u.diffuseMap=t(e,o,A,"sRGB"));break;case"map_ks":u.specularMap||(u.specularMap=t(e,o,A,"linear"));break;case"map_bump":case"bump":u.normalMap||(u.normalMap=t(e,o,A));break;case"ns":u.shininess=parseFloat(A);break;case"d":(h=parseFloat(A))<1&&(u.alpha=h,u.alphaMode="blend");break;case"tr":(h=parseFloat(A))>0&&(u.alpha=1-h,u.alphaMode="blend")}d&&i(e,u)};function t(e,t,i,s){var r={},o=i.split(/\s+/),n=o.indexOf("-bm");return n>=0&&o.splice(n,2),(n=o.indexOf("-s"))>=0&&(r.scale=[parseFloat(o[n+1]),parseFloat(o[n+2])],o.splice(n,4)),(n=o.indexOf("-o"))>=0&&(r.translate=[parseFloat(o[n+1]),parseFloat(o[n+2])],o.splice(n,4)),r.src=t+o.join(" ").trim(),r.flipY=!0,r.encoding=s||"linear",new ro(e,r).id}function i(e,t){new ni(e,t)}function s(t){var i=t.split(e,3);return[parseFloat(i[0]),parseFloat(i[1]),parseFloat(i[2])]}}();function iC(e,t){for(var i=0,s=t.objects.length;i<s;i++){var r=t.objects[i],o=r.geometry;if(o.type,0===o.positions.length)continue;var n={primitive:"triangles",compressGeometry:!1};n.positions=o.positions,o.normals.length>0&&(n.normals=o.normals),o.uv.length>0&&(n.uv=o.uv);for(var a=new Array(n.positions.length/3),l=0;l<a.length;l++)a[l]=l;n.indices=a;const s=YP;q(o.positions,o.positions,s);var A,h=new ti(e,n),c=r.material.id;c&&""!==c?(A=e.scene.components[c])||e.error("Material not found: "+c):A=new ni(e,{diffuse:[.6,.6,.6],backfaces:!0});var u=new Pr(e,{id:e.id+"#"+r.id,origin:0!==s[0]||0!==s[1]||0!==s[2]?s:null,isObject:!0,geometry:h,material:A,pickable:!0});e.addChild(u)}}function sC(e,t,i){var s=new XMLHttpRequest;s.open("GET",e,!0),s.addEventListener("load",(function(e){var s=e.target.response;200===this.status?t&&t(s):0===this.status?(console.warn("loadFile: HTTP Status 0 received."),t&&t(s)):i&&i(e)}),!1),s.addEventListener("error",(function(e){i&&i(e)}),!1),s.send(null)}class rC extends z{constructor(e,t){super("OBJLoader",e,t),this._sceneGraphLoader=new ZP}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);var t=new Hr(this.viewer.scene,y.apply(e,{isModel:!0}));const i=t.id,s=e.src;if(!s)return this.error("load() param expected: src"),t;if(e.metaModelSrc){const r=e.metaModelSrc;y.loadJSON(r,(r=>{this.viewer.metaScene.createMetaModel(i,r),this._sceneGraphLoader.load(t,s,e)}),(e=>{this.error(`load(): Failed to load model modelMetadata for model '${i} from  '${r}' - ${e}`)}))}else this._sceneGraphLoader.load(t,s,e);return t.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(i)})),t}destroy(){super.destroy()}}const oC=new Float64Array([0,0,1]),nC=new Float64Array(4);class aC{constructor(e){this.id=null,this._viewer=e.viewer,this._visible=!1,this._pos=d.vec3(),this._origin=d.vec3(),this._rtcPos=d.vec3(),this._baseDir=d.vec3(),this._rootNode=null,this._displayMeshes=null,this._affordanceMeshes=null,this._ignoreNextSectionPlaneDirUpdate=!1,this._createNodes(),this._bindEvents()}_setSectionPlane(e){this._sectionPlane&&(this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._onSectionPlanePos=null,this._onSectionPlaneDir=null,this._sectionPlane=null),e&&(this.id=e.id,this._setPos(e.pos),this._setDir(e.dir),this._sectionPlane=e,this._onSectionPlanePos=e.on("pos",(()=>{this._setPos(this._sectionPlane.pos)})),this._onSectionPlaneDir=e.on("dir",(()=>{this._ignoreNextSectionPlaneDirUpdate?this._ignoreNextSectionPlaneDirUpdate=!1:this._setDir(this._sectionPlane.dir)})))}get sectionPlane(){return this._sectionPlane}_setPos(e){this._pos.set(e),Z(this._pos,this._origin,this._rtcPos),this._rootNode.origin=this._origin,this._rootNode.position=this._rtcPos}_setDir(e){this._baseDir.set(e),this._rootNode.quaternion=d.vec3PairToQuaternion(oC,e,nC)}_setSectionPlaneDir(e){this._sectionPlane&&(this._ignoreNextSectionPlaneDirUpdate=!0,this._sectionPlane.dir=e)}setVisible(e=!0){if(this._visible!==e){var t;for(t in this._visible=e,this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].visible=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].visible=e)}}getVisible(){return this._visible}setCulled(e){var t;for(t in this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].culled=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].culled=e)}_createNodes(){const e=!1,t=this._viewer.scene,i=.01;this._rootNode=new Hr(t,{position:[0,0,0],scale:[5,5,5],isObject:!1});const s=this._rootNode,r={arrowHead:new ti(s,Mr({radiusTop:.001,radiusBottom:.07,radialSegments:32,heightSegments:1,height:.2,openEnded:!1})),arrowHeadBig:new ti(s,Mr({radiusTop:.001,radiusBottom:.09,radialSegments:32,heightSegments:1,height:.25,openEnded:!1})),arrowHeadHandle:new ti(s,Mr({radiusTop:.09,radiusBottom:.09,radialSegments:8,heightSegments:1,height:.37,openEnded:!1})),curve:new ti(s,mo({radius:.8,tube:i,radialSegments:64,tubeSegments:14,arc:2*Math.PI/4})),curveHandle:new ti(s,mo({radius:.8,tube:.06,radialSegments:64,tubeSegments:14,arc:2*Math.PI/4})),hoop:new ti(s,mo({radius:.8,tube:i,radialSegments:64,tubeSegments:8,arc:2*Math.PI})),axis:new ti(s,Mr({radiusTop:i,radiusBottom:i,radialSegments:20,heightSegments:1,height:1,openEnded:!1})),axisHandle:new ti(s,Mr({radiusTop:.08,radiusBottom:.08,radialSegments:20,heightSegments:1,height:1,openEnded:!1}))},o={pickable:new ni(s,{diffuse:[1,1,0],alpha:0,alphaMode:"blend"}),red:new ni(s,{diffuse:[1,0,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightRed:new li(s,{edges:!1,fill:!0,fillColor:[1,0,0],fillAlpha:.6}),green:new ni(s,{diffuse:[0,1,0],emissive:[0,1,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightGreen:new li(s,{edges:!1,fill:!0,fillColor:[0,1,0],fillAlpha:.6}),blue:new ni(s,{diffuse:[0,0,1],emissive:[0,0,1],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightBlue:new li(s,{edges:!1,fill:!0,fillColor:[0,0,1],fillAlpha:.2}),center:new ni(s,{diffuse:[0,0,0],emissive:[0,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80}),highlightBall:new li(s,{edges:!1,fill:!0,fillColor:[.5,.5,.5],fillAlpha:.5,vertices:!1}),highlightPlane:new li(s,{edges:!0,edgeWidth:3,fill:!1,fillColor:[.5,.5,.5],fillAlpha:.5,vertices:!1})};this._displayMeshes={plane:s.addChild(new Pr(s,{geometry:new ti(s,{primitive:"triangles",positions:[.5,.5,0,.5,-.5,0,-.5,-.5,0,-.5,.5,0,.5,.5,-0,.5,-.5,-0,-.5,-.5,-0,-.5,.5,-0],indices:[0,1,2,2,3,0]}),material:new ni(s,{emissive:[0,0,0],diffuse:[0,0,0],backfaces:!0}),opacity:.6,ghosted:!0,ghostMaterial:new li(s,{edges:!1,filled:!0,fillColor:[1,1,0],edgeColor:[0,0,0],fillAlpha:.1,backfaces:!0}),pickable:!1,collidable:!0,clippable:!1,visible:!1,scale:[2.4,2.4,1],isObject:!1}),e),planeFrame:s.addChild(new Pr(s,{geometry:new ti(s,mo({center:[0,0,0],radius:1.7,tube:.02,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new ni(s,{emissive:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],shininess:0}),highlightMaterial:new li(s,{edges:!1,edgeColor:[0,0,0],filled:!0,fillColor:[.8,.8,.8],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,.1],rotation:[0,0,45],isObject:!1}),e),xCurve:s.addChild(new Pr(s,{geometry:r.curve,material:o.red,matrix:function(){const e=d.rotationMat4v(90*d.DEGTORAD,[0,1,0],d.identityMat4()),t=d.rotationMat4v(270*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xCurveHandle:s.addChild(new Pr(s,{geometry:r.curveHandle,material:o.pickable,matrix:function(){const e=d.rotationMat4v(90*d.DEGTORAD,[0,1,0],d.identityMat4()),t=d.rotationMat4v(270*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xCurveArrow1:s.addChild(new Pr(s,{geometry:r.arrowHead,material:o.red,matrix:function(){const e=d.translateMat4c(0,-.07,-.8,d.identityMat4()),t=d.scaleMat4v([.6,.6,.6],d.identityMat4()),i=d.rotationMat4v(0*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(d.mulMat4(e,t,d.identityMat4()),i,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xCurveArrow2:s.addChild(new Pr(s,{geometry:r.arrowHead,material:o.red,matrix:function(){const e=d.translateMat4c(0,-.8,-.07,d.identityMat4()),t=d.scaleMat4v([.6,.6,.6],d.identityMat4()),i=d.rotationMat4v(90*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(d.mulMat4(e,t,d.identityMat4()),i,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yCurve:s.addChild(new Pr(s,{geometry:r.curve,material:o.green,rotation:[-90,0,0],pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),yCurveHandle:s.addChild(new Pr(s,{geometry:r.curveHandle,material:o.pickable,rotation:[-90,0,0],pickable:!0,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),yCurveArrow1:s.addChild(new Pr(s,{geometry:r.arrowHead,material:o.green,matrix:function(){const e=d.translateMat4c(.07,0,-.8,d.identityMat4()),t=d.scaleMat4v([.6,.6,.6],d.identityMat4()),i=d.rotationMat4v(90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(d.mulMat4(e,t,d.identityMat4()),i,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yCurveArrow2:s.addChild(new Pr(s,{geometry:r.arrowHead,material:o.green,matrix:function(){const e=d.translateMat4c(.8,0,-.07,d.identityMat4()),t=d.scaleMat4v([.6,.6,.6],d.identityMat4()),i=d.rotationMat4v(90*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(d.mulMat4(e,t,d.identityMat4()),i,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurve:s.addChild(new Pr(s,{geometry:r.curve,material:o.blue,matrix:d.rotationMat4v(180*d.DEGTORAD,[1,0,0],d.identityMat4()),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveHandle:s.addChild(new Pr(s,{geometry:r.curveHandle,material:o.pickable,matrix:d.rotationMat4v(180*d.DEGTORAD,[1,0,0],d.identityMat4()),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveCurveArrow1:s.addChild(new Pr(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=d.translateMat4c(.8,-.07,0,d.identityMat4()),t=d.scaleMat4v([.6,.6,.6],d.identityMat4());return d.mulMat4(e,t,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveArrow2:s.addChild(new Pr(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=d.translateMat4c(.05,-.8,0,d.identityMat4()),t=d.scaleMat4v([.6,.6,.6],d.identityMat4()),i=d.rotationMat4v(90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(d.mulMat4(e,t,d.identityMat4()),i,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),center:s.addChild(new Pr(s,{geometry:new ti(s,Er({radius:.05})),material:o.center,pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisArrow:s.addChild(new Pr(s,{geometry:r.arrowHead,material:o.red,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisArrowHandle:s.addChild(new Pr(s,{geometry:r.arrowHeadHandle,material:o.pickable,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxis:s.addChild(new Pr(s,{geometry:r.axis,material:o.red,matrix:function(){const e=d.translateMat4c(0,.5,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisHandle:s.addChild(new Pr(s,{geometry:r.axisHandle,material:o.pickable,matrix:function(){const e=d.translateMat4c(0,.5,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrow:s.addChild(new Pr(s,{geometry:r.arrowHead,material:o.green,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(180*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrowHandle:s.addChild(new Pr(s,{geometry:r.arrowHeadHandle,material:o.pickable,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(180*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,opacity:.2,isObject:!1}),e),yShaft:s.addChild(new Pr(s,{geometry:r.axis,material:o.green,position:[0,-.5,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yShaftHandle:s.addChild(new Pr(s,{geometry:r.axisHandle,material:o.pickable,position:[0,-.5,0],pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:s.addChild(new Pr(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[.8,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrowHandle:s.addChild(new Pr(s,{geometry:r.arrowHeadHandle,material:o.pickable,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[.8,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zShaft:s.addChild(new Pr(s,{geometry:r.axis,material:o.blue,matrix:function(){const e=d.translateMat4c(0,.5,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),clippable:!1,pickable:!1,collidable:!0,visible:!1,isObject:!1}),e),zAxisHandle:s.addChild(new Pr(s,{geometry:r.axisHandle,material:o.pickable,matrix:function(){const e=d.translateMat4c(0,.5,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),clippable:!1,pickable:!0,collidable:!0,visible:!1,isObject:!1}),e)},this._affordanceMeshes={planeFrame:s.addChild(new Pr(s,{geometry:new ti(s,mo({center:[0,0,0],radius:2,tube:i,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new ni(s,{ambient:[1,1,1],diffuse:[0,0,0],emissive:[1,1,0]}),highlighted:!0,highlightMaterial:new li(s,{edges:!1,filled:!0,fillColor:[1,1,0],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,1],rotation:[0,0,45],isObject:!1}),e),xHoop:s.addChild(new Pr(s,{geometry:r.hoop,material:o.red,highlighted:!0,highlightMaterial:o.highlightRed,matrix:function(){const e=d.rotationMat4v(90*d.DEGTORAD,[0,1,0],d.identityMat4()),t=d.rotationMat4v(270*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yHoop:s.addChild(new Pr(s,{geometry:r.hoop,material:o.green,highlighted:!0,highlightMaterial:o.highlightGreen,rotation:[-90,0,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zHoop:s.addChild(new Pr(s,{geometry:r.hoop,material:o.blue,highlighted:!0,highlightMaterial:o.highlightBlue,matrix:d.rotationMat4v(180*d.DEGTORAD,[1,0,0],d.identityMat4()),pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xAxisArrow:s.addChild(new Pr(s,{geometry:r.arrowHeadBig,material:o.red,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[0,0,1],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrow:s.addChild(new Pr(s,{geometry:r.arrowHeadBig,material:o.green,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(180*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:s.addChild(new Pr(s,{geometry:r.arrowHeadBig,material:o.blue,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[.8,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e)}}_bindEvents(){const e=this;var t=!1;const i=-1,s=0,r=1,o=2,n=3,a=4,l=5,A=this._rootNode;var h=null,c=null;const u=d.vec2(),p=d.vec3([1,0,0]),f=d.vec3([0,1,0]),g=d.vec3([0,0,1]),m=this._viewer.scene.canvas.canvas,_=this._viewer.camera,v=this._viewer.scene;{const e=d.vec3([0,0,0]);let t=-1;this._onCameraViewMatrix=v.camera.on("viewMatrix",(()=>{})),this._onCameraProjMatrix=v.camera.on("projMatrix",(()=>{})),this._onSceneTick=v.on("tick",(()=>{const i=Math.abs(d.lenVec3(d.subVec3(v.camera.eye,this._pos,e)));if(i!==t&&"perspective"===_.projection){const e=.07*(Math.tan(_.perspective.fov*d.DEGTORAD)*i);A.scale=[e,e,e],t=i}if("ortho"===_.projection){const e=_.ortho.scale/10;A.scale=[e,e,e],t=i}}))}const b=function(){const e=new Float64Array(2);return function(t){if(t){for(var i=t.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-s,e[1]=t.pageY-r}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),y=function(){const t=d.mat4();return function(i,s){return d.quaternionToMat4(e._rootNode.quaternion,t),d.transformVec3(t,i,s),d.normalizeVec3(s),s}}();var x=function(){const e=d.vec3();return function(t){const i=Math.abs(t[0]);return i>Math.abs(t[1])&&i>Math.abs(t[2])?d.cross3Vec3(t,[0,1,0],e):d.cross3Vec3(t,[1,0,0],e),d.cross3Vec3(e,t,e),d.normalizeVec3(e),e}}();const B=function(){const t=d.vec3(),i=d.vec3(),s=d.vec4();return function(r,o,n){y(r,s);const a=x(s,o,n);P(o,a,t),P(n,a,i),d.subVec3(i,t);const l=d.dotVec3(i,s);e._pos[0]+=s[0]*l,e._pos[1]+=s[1]*l,e._pos[2]+=s[2]*l,e._rootNode.position=e._pos,e._sectionPlane&&(e._sectionPlane.pos=e._pos)}}();var w=function(){const t=d.vec4(),i=d.vec4(),s=d.vec4(),r=d.vec4();return function(o,n,a){y(o,r);if(!(P(n,r,t)&&P(a,r,i))){const e=x(r,n,a);P(n,e,t,1),P(a,e,i,1);var l=d.dotVec3(t,r);t[0]-=l*r[0],t[1]-=l*r[1],t[2]-=l*r[2],l=d.dotVec3(i,r),i[0]-=l*r[0],i[1]-=l*r[1],i[2]-=l*r[2]}d.normalizeVec3(t),d.normalizeVec3(i),l=d.dotVec3(t,i),l=d.clamp(l,-1,1);var A=Math.acos(l)*d.RADTODEG;d.cross3Vec3(t,i,s),d.dotVec3(s,r)<0&&(A=-A),e._rootNode.rotate(o,A),C()}}(),P=function(){const t=d.vec4([0,0,0,1]),i=d.mat4();return function(s,r,o,n){n=n||0,t[0]=s[0]/m.width*2-1,t[1]=-(s[1]/m.height*2-1),t[2]=0,t[3]=1,d.mulMat4(_.projMatrix,_.viewMatrix,i),d.inverseMat4(i),d.transformVec4(i,t,t),d.mulVec4Scalar(t,1/t[3]);var a=_.eye;d.subVec4(t,a,t);const l=e._sectionPlane.pos;var A=-d.dotVec3(l,r)-n,h=d.dotVec3(r,t);if(Math.abs(h)>.005){var c=-(d.dotVec3(r,a)+A)/h;return d.mulVec3Scalar(t,c,o),d.addVec3(o,a),d.subVec3(o,l,o),!0}return!1}}();const C=function(){const t=d.vec3(),i=d.mat4();return function(){e.sectionPlane&&(d.quaternionToMat4(A.quaternion,i),d.transformVec3(i,[0,0,1],t),e._setSectionPlaneDir(t))}}();var M,E=!1;this._onCameraControlHover=this._viewer.cameraControl.on("hoverEnter",(e=>{if(!this._visible)return;if(E)return;var A;t=!1,M&&(M.visible=!1);switch(e.entity.id){case this._displayMeshes.xAxisArrowHandle.id:case this._displayMeshes.xAxisHandle.id:A=this._affordanceMeshes.xAxisArrow,h=s;break;case this._displayMeshes.yAxisArrowHandle.id:case this._displayMeshes.yShaftHandle.id:A=this._affordanceMeshes.yAxisArrow,h=r;break;case this._displayMeshes.zAxisArrowHandle.id:case this._displayMeshes.zAxisHandle.id:A=this._affordanceMeshes.zAxisArrow,h=o;break;case this._displayMeshes.xCurveHandle.id:A=this._affordanceMeshes.xHoop,h=n;break;case this._displayMeshes.yCurveHandle.id:A=this._affordanceMeshes.yHoop,h=a;break;case this._displayMeshes.zCurveHandle.id:A=this._affordanceMeshes.zHoop,h=l;break;default:return void(h=i)}A&&(A.visible=!0),M=A,t=!0})),this._onCameraControlHoverLeave=this._viewer.cameraControl.on("hoverOutEntity",(e=>{this._visible&&(M&&(M.visible=!1),M=null,h=i)})),m.addEventListener("mousedown",this._canvasMouseDownListener=e=>{if(e.preventDefault(),this._visible&&t&&(this._viewer.cameraControl.pointerEnabled=!1,1===e.which)){E=!0;var i=b(e);c=h,u[0]=i[0],u[1]=i[1]}}),m.addEventListener("mousemove",this._canvasMouseMoveListener=e=>{if(!this._visible)return;if(!E)return;var t=b(e);const i=t[0],A=t[1];switch(c){case s:B(p,u,t);break;case r:B(f,u,t);break;case o:B(g,u,t);break;case n:w(p,u,t);break;case a:w(f,u,t);break;case l:w(g,u,t)}u[0]=i,u[1]=A}),m.addEventListener("mouseup",this._canvasMouseUpListener=e=>{this._visible&&(this._viewer.cameraControl.pointerEnabled=!0,E&&(e.which,E=!1,t=!1))}),m.addEventListener("wheel",this._canvasWheelListener=e=>{if(this._visible)Math.max(-1,Math.min(1,40*-e.deltaY))})}_destroy(){this._unbindEvents(),this._destroyNodes()}_unbindEvents(){const e=this._viewer,t=e.scene,i=t.canvas.canvas,s=e.camera,r=e.cameraControl;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),s.off(this._onCameraViewMatrix),s.off(this._onCameraProjMatrix),r.off(this._onCameraControlHover),r.off(this._onCameraControlHoverLeave)}_destroyNodes(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}class lC{constructor(e,t,i){this.id=i.id,this._sectionPlane=i,this._mesh=new Pr(t,{id:i.id,geometry:new ti(t,ii({xSize:.5,ySize:.5,zSize:.001})),material:new ni(t,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new hi(t,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new li(t,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new li(t,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});{const e=d.vec3([0,0,0]),t=d.vec3(),i=d.vec3([0,0,1]),s=d.vec4(4),r=d.vec3(),o=()=>{const o=this._sectionPlane.scene.center,n=[-this._sectionPlane.dir[0],-this._sectionPlane.dir[1],-this._sectionPlane.dir[2]];d.subVec3(o,this._sectionPlane.pos,e);const a=-d.dotVec3(n,e);d.normalizeVec3(n),d.mulVec3Scalar(n,a,t);const l=d.vec3PairToQuaternion(i,this._sectionPlane.dir,s);r[0]=.1*t[0],r[1]=.1*t[1],r[2]=.1*t[2],this._mesh.quaternion=l,this._mesh.position=r};this._onSectionPlanePos=this._sectionPlane.on("pos",o),this._onSectionPlaneDir=this._sectionPlane.on("dir",o)}this._highlighted=!1,this._selected=!1}setHighlighted(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}getHighlighted(){return this._highlighted}setSelected(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}getSelected(){return this._selected}destroy(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}class AC{constructor(e,t){if(!(t.onHoverEnterPlane&&t.onHoverLeavePlane&&t.onClickedNothing&&t.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=e,this._viewer=e.viewer,this._onHoverEnterPlane=t.onHoverEnterPlane,this._onHoverLeavePlane=t.onHoverLeavePlane,this._onClickedNothing=t.onClickedNothing,this._onClickedPlane=t.onClickedPlane,this._visible=!0,this._planes={},this._canvas=t.overviewCanvas,this._scene=new bi(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new Ht(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new Ht(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new Ht(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;{const e=this._scene.camera,t=d.rotationMat4c(-90*d.DEGTORAD,1,0,0),i=d.vec3(),s=d.vec3(),r=d.vec3();this._synchCamera=()=>{const o=this._viewer.camera.eye,n=this._viewer.camera.look,a=this._viewer.camera.up;d.mulVec3Scalar(d.normalizeVec3(d.subVec3(o,n,i)),7),this._zUp?(d.transformVec3(t,i,s),d.transformVec3(t,a,r),e.look=[0,0,0],e.eye=d.transformVec3(t,i,s),e.up=d.transformPoint3(t,a,r)):(e.look=[0,0,0],e.eye=i,e.up=a)}}this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(e=>{this._scene.camera.perspective.fov=e}));var i=null;this._onInputMouseMove=this._scene.input.on("mousemove",(e=>{const t=this._scene.pick({canvasPos:e});if(t){if(!i||t.entity.id!==i.id){if(i){this._planes[i.id]&&this._onHoverLeavePlane(i.id)}i=t.entity;this._planes[i.id]&&this._onHoverEnterPlane(i.id)}}else i&&(this._onHoverLeavePlane(i.id),i=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=()=>{if(i){this._planes[i.id]&&this._onClickedPlane(i.id)}else this._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=()=>{i&&(this._onHoverLeavePlane(i.id),i=null)}),this.setVisible(t.overviewVisible)}addSectionPlane(e){this._planes[e.id]=new lC(this,this._scene,e)}setPlaneHighlighted(e,t){const i=this._planes[e];i&&i.setHighlighted(t)}setPlaneSelected(e,t){const i=this._planes[e];i&&i.setSelected(t)}removeSectionPlane(e){const t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}setVisible(e=!0){this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}getVisible(){return this._visible}destroy(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}const hC=d.AABB3(),cC=d.vec3();class uC extends z{constructor(e,t={}){if(super("SectionPlanes",e),this._freeControls=[],this._sectionPlanes=e.scene.sectionPlanes,this._controls={},this._shownControlId=null,null!==t.overviewCanvasId&&void 0!==t.overviewCanvasId){const e=document.getElementById(t.overviewCanvasId);e?this._overview=new AC(this,{overviewCanvas:e,visible:t.overviewVisible,onHoverEnterPlane:e=>{this._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:e=>{this._overview.setPlaneHighlighted(e,!1)},onClickedPlane:e=>{if(this.getShownControl()===e)return void this.hideControl();this.showControl(e);const t=this.sectionPlanes[e].pos;hC.set(this.viewer.scene.aabb),d.getAABB3Center(hC,cC),hC[0]+=t[0]-cC[0],hC[1]+=t[1]-cC[1],hC[2]+=t[2]-cC[2],hC[3]+=t[0]-cC[0],hC[4]+=t[1]-cC[1],hC[5]+=t[2]-cC[2],this.viewer.cameraFlight.flyTo({aabb:hC,fitFOV:65})},onClickedNothing:()=>{this.hideControl()}}):this.warn("Can't find overview canvas: '"+t.overviewCanvasId+"' - will create plugin without overview")}this._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(e=>{this._sectionPlaneCreated(e)}))}setOverviewVisible(e){this._overview&&this._overview.setVisible(e)}getOverviewVisible(){if(this._overview)return this._overview.getVisible()}get sectionPlanes(){return this._sectionPlanes}createSectionPlane(e={}){void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);return new Sr(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0})}_sectionPlaneCreated(e){const t=this._freeControls.length>0?this._freeControls.pop():new aC(this);t._setSectionPlane(e),t.setVisible(!1),this._controls[e.id]=t,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(()=>{this._sectionPlaneDestroyed(e)}))}flipSectionPlanes(){const e=this.viewer.scene.sectionPlanes;for(let t in e){e[t].flipDir()}}showControl(e){const t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}getShownControl(){return this._shownControlId}hideControl(){for(var e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}destroySectionPlane(e){var t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}_sectionPlaneDestroyed(e){this._overview&&this._overview.removeSectionPlane(e);const t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}clear(){const e=Object.keys(this._sectionPlanes);for(var t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}send(e,t){switch(e){case"snapshotStarting":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!0);break;case"snapshotFinished":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}destroy(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),super.destroy()}_destroyFreeControls(){for(var e=this._freeControls.pop();e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}}class dC{constructor(e,t,i,s,r,o){this.plugin=e,this.storeyId=r,this.modelId=s,this.storeyAABB=i.slice(),this.aabb=this.storeyAABB,this.modelAABB=t.slice(),this.numObjects=o}}class pC{constructor(e,t,i,s,r,o){this.storeyId=e,this.imageData=t,this.format=i,this.width=s,this.height=r}}const fC=d.vec3(),gC=d.mat4();class mC extends z{constructor(e,t={}){super("StoreyViews",e),this._objectsMemento=new Ku,this._cameraMemento=new ju,this.storeys={},this._storeysList=null,this.modelStoreys={},this._fitStoreyMaps=!!t.fitStoreyMaps,this._onModelLoaded=this.viewer.scene.on("modelLoaded",(e=>{this._registerModelStoreys(e),this.fire("storeys",this.storeys)}))}_registerModelStoreys(e){const t=this.viewer,i=t.scene,s=t.metaScene,r=s.metaModels[e],o=i.models[e];if(!r||!r.rootMetaObjects)return;const n=r.rootMetaObjects;for(let t=0,r=n.length;t<r;t++){const r=n[t].getObjectIDsInSubtreeByType(["IfcBuildingStorey"]);for(let t=0,n=r.length;t<n;t++){const n=r[t],a=s.metaObjects[n].getObjectIDsInSubtree(),l=i.getAABB(a),A=Math.random()>.5?a.length:0,h=new dC(this,o.aabb,l,e,n,A);h._onModelDestroyed=o.once("destroyed",(()=>{this._deregisterModelStoreys(e),this.fire("storeys",this.storeys)})),this.storeys[n]=h,this._storeysList=null,this.modelStoreys[e]||(this.modelStoreys[e]={}),this.modelStoreys[e][n]=h}}}_deregisterModelStoreys(e){const t=this.modelStoreys[e];if(t){const i=this.viewer.scene;for(let e in t)if(t.hasOwnProperty(e)){const s=t[e],r=i.models[s.modelId];r&&r.off(s._onModelDestroyed),delete this.storeys[e],this._storeysList=null}delete this.modelStoreys[e]}}get fitStoreyMaps(){return this._fitStoreyMaps}gotoStoreyCamera(e,t={}){const i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),void(t.done&&t.done());const s=this.viewer,r=s.scene.camera,o=i.storeyAABB;if(o[3]<o[0]||o[4]<o[1]||o[5]<o[2])return void(t.done&&t.done());if(o[3]===o[0]&&o[4]===o[1]&&o[5]===o[2])return void(t.done&&t.done());const n=d.getAABB3Center(o),a=d.getAABB3Diag(o),l=Math.abs(a/Math.tan(45*d.DEGTORAD)),A=1.3*a,h=fC;h[0]=n[0]+r.worldUp[0]*l,h[1]=n[1]+r.worldUp[1]*l,h[2]=n[2]+r.worldUp[2]*l;const c=r.worldForward;t.done?s.cameraFlight.flyTo(y.apply(t,{eye:h,look:n,up:c,orthoScale:A}),(()=>{t.done()})):(s.cameraFlight.jumpTo(y.apply(t,{eye:h,look:n,up:c,orthoScale:A})),s.camera.ortho.scale=A)}showStoreyObjects(e,t={}){if(!this.storeys[e])return void this.error("IfcBuildingStorey not found with this ID: "+e);const i=this.viewer,s=i.scene;i.metaScene.metaObjects[e]&&(t.hideOthers&&s.setObjectsVisible(i.scene.visibleObjectIds,!1),this.withStoreyObjects(e,((e,t)=>{e&&(e.visible=!0)})))}withStoreyObjects(e,t){const i=this.viewer,s=i.scene,r=i.metaScene,o=r.metaObjects[e];if(!o)return;const n=o.getObjectIDsInSubtree();for(var a=0,l=n.length;a<l;a++){const e=n[a],i=r.metaObjects[e],o=s.objects[e];o&&t(o,i)}}createStoreyMap(e,t={}){const i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNkYPhfDwAChwGA60e6kgAAAABJRU5ErkJggg==";const s=this.viewer,r=s.scene,o=t.format||"png",n=this._fitStoreyMaps?i.storeyAABB:i.modelAABB,a=Math.abs((n[5]-n[2])/(n[3]-n[0])),l=t.padding||0;let A,h;t.width&&t.height?(A=t.width,h=t.height):t.height?(h=t.height,A=Math.round(h/a)):t.width?(A=t.width,h=Math.round(A*a)):(A=300,h=Math.round(A*a)),this._objectsMemento.saveObjects(r),this._cameraMemento.saveCamera(r),this.showStoreyObjects(e,y.apply(t,{hideOthers:!0})),this._arrangeStoreyMapCamera(i);const c=s.getSnapshot({width:A,height:h,format:o});return this._objectsMemento.restoreObjects(r),this._cameraMemento.restoreCamera(r),new pC(e,c,o,A,h,l)}_arrangeStoreyMapCamera(e){const t=this.viewer,i=t.scene.camera,s=this._fitStoreyMaps?e.storeyAABB:e.modelAABB,r=d.getAABB3Center(s),o=fC;o[0]=r[0]+.5*i.worldUp[0],o[1]=r[1]+.5*i.worldUp[1],o[2]=r[2]+.5*i.worldUp[2];const n=i.worldForward;t.cameraFlight.jumpTo({eye:o,look:r,up:n});const a=(s[3]-s[0])/2,l=(s[4]-s[1])/2,A=(s[5]-s[2])/2,h=-a,c=+a,u=-l,p=+l,f=-A,g=+A;t.camera.customProjection.matrix=d.orthoMat4c(h,c,f,g,u,p,gC),t.camera.projection="customProjection"}pickStoreyMap(e,t,i={}){const s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),null;const o=1-t[0]/e.width,n=1-t[1]/e.height,a=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,l=a[0],A=a[1],h=a[2],c=a[3]-l,u=a[4]-A,p=a[5]-h,f=d.vec3([l+c*o,A+.5*u,h+p*n]),g=d.vec3([0,-1,0]),m=d.addVec3(f,g,fC),_=this.viewer.camera.worldForward,v=d.lookAtMat4v(f,m,_,gC);return this.viewer.scene.pick({pickSurface:i.pickSurface,pickInvisible:!0,matrix:v})}storeyMapToWorldPos(e,t,i={}){const s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),null;const o=1-t[0]/e.width,n=1-t[1]/e.height,a=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,l=a[0],A=a[1],h=a[2],c=a[3]-l,u=a[4]-A,p=a[5]-h;return d.vec3([l+c*o,A+.5*u,h+p*n])}getStoreyContainingWorldPos(e){for(var t in this.storeys){const i=this.storeys[t];if(d.point3AABB3AbsoluteIntersect(i.storeyAABB,e))return t}return null}getStoreyInVerticalRange(e){for(let t in this.storeys){const i=this.storeys[t],s=[0,0,0,0,0,0],r=[0,0,0];if(s[1]=i.storeyAABB[1],s[4]=i.storeyAABB[4],r[1]=e[1],d.point3AABB3AbsoluteIntersect(s,r))return t}return null}isPositionAboveOrBelowBuilding(e){const t=Object.keys(this.storeys),i=[t[0],t[t.length-1]];return e[1]<this.storeys[i[0]].storeyAABB[1]?i[0]:e[1]>this.storeys[i[1]].storeyAABB[4]?i[1]:null}worldPosToStoreyMap(e,t,i){const s=e.storeyId,r=this.storeys[s];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+s),!1;const o=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,n=o[0],a=o[1],l=o[2],A=o[3]-n,h=o[4]-a,c=o[5]-l,u=this.viewer.camera.worldUp,d=u[0]>u[1]&&u[0]>u[2],p=!d&&u[1]>u[0]&&u[1]>u[2];!d&&!p&&u[2]>u[0]&&(u[2],u[1]);const f=e.width/A,g=p?e.height/c:e.height/h;return i[0]=Math.floor(e.width-(t[0]-n)*f),i[1]=Math.floor(e.height-(t[2]-l)*g),i[0]>=0&&i[0]<e.width&&i[1]>=0&&i[1]<=e.height}worldDirToStoreyMap(e,t,i){const s=this.viewer.camera,r=s.eye,o=s.look,n=d.subVec3(o,r,fC),a=s.worldUp,l=a[0]>a[1]&&a[0]>a[2],A=!l&&a[1]>a[0]&&a[1]>a[2];!l&&!A&&a[2]>a[0]&&(a[2],a[1]),l?(i[0]=n[1],i[1]=n[2]):A?(i[0]=n[0],i[1]=n[2]):(i[0]=n[0],i[1]=n[1]),d.normalizeVec2(i)}destroy(){this.viewer.scene.off(this._onModelLoaded),super.destroy()}get storeysList(){return this._storeysList||(this._storeysList=Object.values(this.storeys),this._storeysList.sort(this._getSpatialSortFunc())),this._storeysList}_getSpatialSortFunc(){const e=this.viewer.scene.camera;return this._spatialSortFunc||(this._spatialSortFunc=(t,i)=>{let s=0;return s=e.xUp?0:e.yUp?1:2,t.aabb[s]>i.aabb[s]?-1:t.aabb[s]<i.aabb[s]?1:0})}}const _C=new Float64Array([0,0,1]),vC=new Float64Array(4);class bC{constructor(e){this.id=null,this._viewer=e.viewer,this._plugin=e,this._visible=!1,this._pos=d.vec3(),this._origin=d.vec3(),this._rtcPos=d.vec3(),this._baseDir=d.vec3(),this._rootNode=null,this._displayMeshes=null,this._affordanceMeshes=null,this._ignoreNextSectionPlaneDirUpdate=!1,this._createNodes(),this._bindEvents()}_setSectionPlane(e){this._sectionPlane&&(this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._onSectionPlanePos=null,this._onSectionPlaneDir=null,this._sectionPlane=null),e&&(this.id=e.id,this._setPos(e.pos),this._setDir(e.dir),this._sectionPlane=e,this._onSectionPlanePos=e.on("pos",(()=>{this._setPos(this._sectionPlane.pos)})),this._onSectionPlaneDir=e.on("dir",(()=>{this._ignoreNextSectionPlaneDirUpdate?this._ignoreNextSectionPlaneDirUpdate=!1:this._setDir(this._sectionPlane.dir)})))}get sectionPlane(){return this._sectionPlane}_setPos(e){this._pos.set(e),Z(this._pos,this._origin,this._rtcPos),this._rootNode.origin=this._origin,this._rootNode.position=this._rtcPos}_setDir(e){this._baseDir.set(e),this._rootNode.quaternion=d.vec3PairToQuaternion(_C,e,vC)}_setSectionPlaneDir(e){this._sectionPlane&&(this._ignoreNextSectionPlaneDirUpdate=!0,this._sectionPlane.dir=e)}setVisible(e=!0){if(this._visible!==e){var t;for(t in this._visible=e,this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].visible=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].visible=e)}}getVisible(){return this._visible}setCulled(e){var t;for(t in this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].culled=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].culled=e)}_createNodes(){const e=!1,t=this._viewer.scene,i=.01;this._rootNode=new Hr(t,{position:[0,0,0],scale:[5,5,5]});const s=this._rootNode,r={arrowHead:new ti(s,Mr({radiusTop:.001,radiusBottom:.07,radialSegments:32,heightSegments:1,height:.2,openEnded:!1})),arrowHeadBig:new ti(s,Mr({radiusTop:.001,radiusBottom:.09,radialSegments:32,heightSegments:1,height:.25,openEnded:!1})),axis:new ti(s,Mr({radiusTop:i,radiusBottom:i,radialSegments:20,heightSegments:1,height:1,openEnded:!1}))},o={red:new ni(s,{diffuse:[1,0,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),green:new ni(s,{diffuse:[0,1,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),blue:new ni(s,{diffuse:[0,0,1],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightRed:new li(s,{edges:!1,fill:!0,fillColor:[1,0,0],fillAlpha:.6})};this._displayMeshes={plane:s.addChild(new Pr(s,{geometry:new ti(s,{primitive:"triangles",positions:[.5,.5,0,.5,-.5,0,-.5,-.5,0,-.5,.5,0,.5,.5,-0,.5,-.5,-0,-.5,-.5,-0,-.5,.5,-0],indices:[0,1,2,2,3,0]}),material:new ni(s,{emissive:[0,0,0],diffuse:[0,0,0],backfaces:!0}),opacity:.6,ghosted:!0,pickable:!1,collidable:!0,clippable:!1,visible:!1,scale:[2.4,2.4,1]}),e),planeFrame:s.addChild(new Pr(s,{geometry:new ti(s,mo({center:[0,0,0],radius:1.7,tube:.02,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new ni(s,{emissive:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],shininess:0}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,.1],rotation:[0,0,45]}),e),center:s.addChild(new Pr(s,{geometry:new ti(s,Er({radius:.05})),material:o.center,pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zAxisArrow:s.addChild(new Pr(s,{geometry:r.arrowHead,material:o.blue,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[.8,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zShaft:s.addChild(new Pr(s,{geometry:r.axis,material:o.blue,matrix:function(){const e=d.translateMat4c(0,.5,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[1,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),clippable:!1,pickable:!1,collidable:!0,visible:!1}),e)},this._affordanceMeshes={planeFrame:s.addChild(new Pr(s,{geometry:new ti(s,mo({center:[0,0,0],radius:2,tube:i,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new ni(s,{ambient:[1,1,1],diffuse:[0,0,0],emissive:[1,1,0]}),highlighted:!0,highlightMaterial:new li(s,{edges:!1,filled:!0,fillColor:[1,1,0],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,1],rotation:[0,0,45]}),e),zAxisArrow:s.addChild(new Pr(s,{geometry:r.arrowHeadBig,material:o.blue,matrix:function(){const e=d.translateMat4c(0,1.1,0,d.identityMat4()),t=d.rotationMat4v(-90*d.DEGTORAD,[.8,0,0],d.identityMat4());return d.mulMat4(t,e,d.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e)}}_bindEvents(){const e=this._rootNode,t=d.vec2(),i=this._viewer.camera,s=this._viewer.scene;let r=0,o=!1;{const t=d.vec3([0,0,0]);let n=-1;this._onCameraViewMatrix=s.camera.on("viewMatrix",(()=>{})),this._onCameraProjMatrix=s.camera.on("projMatrix",(()=>{})),this._onSceneTick=s.on("tick",(()=>{o=!1;const l=Math.abs(d.lenVec3(d.subVec3(s.camera.eye,this._pos,t)));if(l!==n&&"perspective"===i.projection){const t=.07*(Math.tan(i.perspective.fov*d.DEGTORAD)*l);e.scale=[t,t,t],n=l}if("ortho"===i.projection){const t=i.ortho.scale/10;e.scale=[t,t,t],n=l}0!==r&&(a(r),r=0)}))}const n=function(){const e=new Float64Array(2);return function(t){if(t){for(var i=t.target,s=0,r=0;i.offsetParent;)s+=i.offsetLeft,r+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-s,e[1]=t.pageY-r}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),a=e=>{const t=this._sectionPlane.pos,i=this._sectionPlane.dir;d.addVec3(t,d.mulVec3Scalar(i,.1*e*this._plugin.getDragSensitivity(),d.vec3())),this._sectionPlane.pos=t};{let e=!1;this._plugin._controlElement.addEventListener("mousedown",this._canvasMouseDownListener=i=>{if(i.preventDefault(),this._visible&&(this._viewer.cameraControl.pointerEnabled=!1,1===i.which)){e=!0;var s=n(i);t[0]=s[0],t[1]=s[1]}}),this._plugin._controlElement.addEventListener("mousemove",this._canvasMouseMoveListener=i=>{if(!this._visible)return;if(!e)return;if(o)return;var s=n(i);const r=s[0],l=s[1];a(l-t[1]),t[0]=r,t[1]=l}),this._plugin._controlElement.addEventListener("mouseup",this._canvasMouseUpListener=t=>{this._visible&&(this._viewer.cameraControl.pointerEnabled=!0,e&&(t.which,e=!1))}),this._plugin._controlElement.addEventListener("wheel",this._canvasWheelListener=e=>{this._visible&&(r+=Math.max(-1,Math.min(1,40*-e.deltaY)))})}{let e,t,i=null;this._plugin._controlElement.addEventListener("touchstart",this._handleTouchStart=t=>{t.stopPropagation(),t.preventDefault(),this._visible&&(e=t.touches[0].clientY,i=e,r=0)}),this._plugin._controlElement.addEventListener("touchmove",this._handleTouchMove=e=>{e.stopPropagation(),e.preventDefault(),this._visible&&(o||(o=!0,t=e.touches[0].clientY,null!==i&&(r+=t-i),i=t))}),this._plugin._controlElement.addEventListener("touchend",this._handleTouchEnd=i=>{i.stopPropagation(),i.preventDefault(),this._visible&&(e=null,t=null,r=0)})}}_destroy(){this._unbindEvents(),this._destroyNodes()}_unbindEvents(){const e=this._viewer,t=e.scene,i=t.canvas.canvas,s=e.camera,r=this._plugin._controlElement;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),r.removeEventListener("touchstart",this._handleTouchStart),r.removeEventListener("touchmove",this._handleTouchMove),r.removeEventListener("touchend",this._handleTouchEnd),s.off(this._onCameraViewMatrix),s.off(this._onCameraProjMatrix)}_destroyNodes(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}class yC{constructor(e,t,i){this.id=i.id,this._sectionPlane=i,this._mesh=new Pr(t,{id:i.id,geometry:new ti(t,ii({xSize:.5,ySize:.5,zSize:.001})),material:new ni(t,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new hi(t,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new li(t,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new li(t,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});{const e=d.vec3([0,0,0]),t=d.vec3(),i=d.vec3([0,0,1]),s=d.vec4(4),r=d.vec3(),o=()=>{const o=this._sectionPlane.scene.center,n=[-this._sectionPlane.dir[0],-this._sectionPlane.dir[1],-this._sectionPlane.dir[2]];d.subVec3(o,this._sectionPlane.pos,e);const a=-d.dotVec3(n,e);d.normalizeVec3(n),d.mulVec3Scalar(n,a,t);const l=d.vec3PairToQuaternion(i,this._sectionPlane.dir,s);r[0]=.1*t[0],r[1]=.1*t[1],r[2]=.1*t[2],this._mesh.quaternion=l,this._mesh.position=r};this._onSectionPlanePos=this._sectionPlane.on("pos",o),this._onSectionPlaneDir=this._sectionPlane.on("dir",o)}this._highlighted=!1,this._selected=!1}setHighlighted(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}getHighlighted(){return this._highlighted}setSelected(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}getSelected(){return this._selected}destroy(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}class xC{constructor(e,t){if(!(t.onHoverEnterPlane&&t.onHoverLeavePlane&&t.onClickedNothing&&t.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=e,this._viewer=e.viewer,this._onHoverEnterPlane=t.onHoverEnterPlane,this._onHoverLeavePlane=t.onHoverLeavePlane,this._onClickedNothing=t.onClickedNothing,this._onClickedPlane=t.onClickedPlane,this._visible=!0,this._planes={},this._canvas=t.overviewCanvas,this._scene=new bi(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new Ht(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new Ht(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new Ht(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;{const e=this._scene.camera,t=d.rotationMat4c(-90*d.DEGTORAD,1,0,0),i=d.vec3(),s=d.vec3(),r=d.vec3();this._synchCamera=()=>{const o=this._viewer.camera.eye,n=this._viewer.camera.look,a=this._viewer.camera.up;d.mulVec3Scalar(d.normalizeVec3(d.subVec3(o,n,i)),7),this._zUp?(d.transformVec3(t,i,s),d.transformVec3(t,a,r),e.look=[0,0,0],e.eye=d.transformVec3(t,i,s),e.up=d.transformPoint3(t,a,r)):(e.look=[0,0,0],e.eye=i,e.up=a)}}this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(e=>{this._scene.camera.perspective.fov=e}));var i=null;this._onInputMouseMove=this._scene.input.on("mousemove",(e=>{const t=this._scene.pick({canvasPos:e});if(t){if(!i||t.entity.id!==i.id){if(i){this._planes[i.id]&&this._onHoverLeavePlane(i.id)}i=t.entity;this._planes[i.id]&&this._onHoverEnterPlane(i.id)}}else i&&(this._onHoverLeavePlane(i.id),i=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=()=>{if(i){this._planes[i.id]&&this._onClickedPlane(i.id)}else this._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=()=>{i&&(this._onHoverLeavePlane(i.id),i=null)}),this.setVisible(t.overviewVisible)}addSectionPlane(e){this._planes[e.id]=new yC(this,this._scene,e)}setPlaneHighlighted(e,t){const i=this._planes[e];i&&i.setHighlighted(t)}setPlaneSelected(e,t){const i=this._planes[e];i&&i.setSelected(t)}removeSectionPlane(e){const t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}setVisible(e=!0){this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}getVisible(){return this._visible}destroy(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}const BC=d.AABB3(),wC=d.vec3();class PC extends z{constructor(e,t={}){if(super("FaceAlignedSectionPlanesPlugin",e),this._freeControls=[],this._sectionPlanes=e.scene.sectionPlanes,this._controls={},this._shownControlId=null,this._dragSensitivity=t.dragSensitivity||1,null!==t.overviewCanvasId&&void 0!==t.overviewCanvasId){const e=document.getElementById(t.overviewCanvasId);e?this._overview=new xC(this,{overviewCanvas:e,visible:t.overviewVisible,onHoverEnterPlane:e=>{this._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:e=>{this._overview.setPlaneHighlighted(e,!1)},onClickedPlane:e=>{if(this.getShownControl()===e)return void this.hideControl();this.showControl(e);const t=this.sectionPlanes[e].pos;BC.set(this.viewer.scene.aabb),d.getAABB3Center(BC,wC),BC[0]+=t[0]-wC[0],BC[1]+=t[1]-wC[1],BC[2]+=t[2]-wC[2],BC[3]+=t[0]-wC[0],BC[4]+=t[1]-wC[1],BC[5]+=t[2]-wC[2],this.viewer.cameraFlight.flyTo({aabb:BC,fitFOV:65})},onClickedNothing:()=>{this.hideControl()}}):this.warn("Can't find overview canvas: '"+t.overviewCanvasId+"' - will create plugin without overview")}null===t.controlElementId||void 0===t.controlElementId?this.error("Parameter expected: controlElementId"):(this._controlElement=document.getElementById(t.controlElementId),this._controlElement||this.warn("Can't find control element: '"+t.controlElementId+"' - will create plugin without control element")),this._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(e=>{this._sectionPlaneCreated(e)}))}setDragSensitivity(e){this._dragSensitivity=e||1}getDragSensitivity(){return this._dragSensitivity}setOverviewVisible(e){this._overview&&this._overview.setVisible(e)}getOverviewVisible(){if(this._overview)return this._overview.getVisible()}get sectionPlanes(){return this._sectionPlanes}createSectionPlane(e={}){void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);return new Sr(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0})}_sectionPlaneCreated(e){const t=this._freeControls.length>0?this._freeControls.pop():new bC(this);t._setSectionPlane(e),t.setVisible(!1),this._controls[e.id]=t,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(()=>{this._sectionPlaneDestroyed(e)}))}flipSectionPlanes(){const e=this.viewer.scene.sectionPlanes;for(let t in e){e[t].flipDir()}}showControl(e){const t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}getShownControl(){return this._shownControlId}hideControl(){for(let e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}destroySectionPlane(e){let t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}_sectionPlaneDestroyed(e){this._overview&&this._overview.removeSectionPlane(e);const t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}clear(){const e=Object.keys(this._sectionPlanes);for(let t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}send(e,t){switch(e){case"snapshotStarting":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!0);break;case"snapshotFinished":for(let e in this._controls)this._controls.hasOwnProperty(e)&&this._controls[e].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}destroy(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),super.destroy()}_destroyFreeControls(){let e=this._freeControls.pop();for(;e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}}class CC extends z{constructor(e){super("skyboxes",e),this.skyboxes={}}send(e,t){if("clear"===e)this.clear()}createSkybox(e,t){if(this.viewer.scene.components[e])return this.error("Component with this ID already exists: "+e),this;var i=new qu(this.viewer.scene,{id:e,pos:t.pos,dir:t.dir,active:!0});return this.skyboxes[e]=i,i}destroySkybox(e){var t=this.skyboxes[e];t?t.destroy():this.error("Skybox not found: "+e)}clear(){for(var e=Object.keys(this.viewer.scene.skyboxes),t=0,i=e.length;t<i;t++)this.destroySkybox(e[t])}destroy(){this.clear(),super.clear()}}class MC{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getSTL(e,t,i){e=this._cacheBusterURL(e);const s=new XMLHttpRequest;s.overrideMimeType("application/json"),s.open("GET",e,!0),s.responseType="arraybuffer",s.onreadystatechange=function(){4===s.readyState&&(200===s.status?t(s.response):i(s.statusText))},s.send(null)}}const EC=d.vec3();class FC{load(e,t,i,s,r,o){s=s||{};const n=e.viewer.scene.canvas.spinner;n.processes++,e.dataSource.getSTL(i,(function(i){!function(e,t,i,s){try{const r=LC(i);IC(r)?DC(e,r,t,s):SC(e,RC(i),t,s)}catch(e){t.fire("error",e)}}(e,t,i,s);try{const o=LC(i);IC(o)?DC(e,o,t,s):SC(e,RC(i),t,s),n.processes--,I.scheduleTask((function(){t.fire("loaded",!0,!1)})),r&&r()}catch(i){n.processes--,e.error(i),o&&o(i),t.fire("error",i)}}),(function(i){n.processes--,e.error(i),o&&o(i),t.fire("error",i)}))}parse(e,t,i,s){const r=e.viewer.scene.canvas.spinner;r.processes++;try{const o=LC(i);IC(o)?DC(e,o,t,s):SC(e,RC(i),t,s),r.processes--,I.scheduleTask((function(){t.fire("loaded",!0,!1)}))}catch(e){r.processes--,t.fire("error",e)}}}function IC(e){const t=new DataView(e);if(84+50*t.getUint32(80,!0)===t.byteLength)return!0;const i=[115,111,108,105,100];for(var s=0;s<5;s++)if(i[s]!==t.getUint8(s,!1))return!0;return!1}function DC(e,t,i,s){const r=new DataView(t),o=r.getUint32(80,!0);let n,a,l,A,h,c,u,d=!1,p=null,f=null,g=null,m=!1;for(let e=0;e<70;e++)1129270351===r.getUint32(e,!1)&&82===r.getUint8(e+4)&&61===r.getUint8(e+5)&&(d=!0,A=[],h=r.getUint8(e+6)/255,c=r.getUint8(e+7)/255,u=r.getUint8(e+8)/255,r.getUint8(e+9));const _=new Wr(i,{roughness:.5});let v=[],b=[],y=s.splitMeshes;for(let e=0;e<o;e++){let t=84+50*e,o=r.getFloat32(t,!0),x=r.getFloat32(t+4,!0),B=r.getFloat32(t+8,!0);if(d){let e=r.getUint16(t+48,!0);0==(32768&e)?(n=(31&e)/31,a=(e>>5&31)/31,l=(e>>10&31)/31):(n=h,a=c,l=u),(y&&n!==p||a!==f||l!==g)&&(null!==p&&(m=!0),p=n,f=a,g=l)}for(let e=1;e<=3;e++){let i=t+12*e;v.push(r.getFloat32(i,!0)),v.push(r.getFloat32(i+4,!0)),v.push(r.getFloat32(i+8,!0)),b.push(o,x,B),d&&A.push(n,a,l,1)}y&&m&&(TC(i,v,b,A,_,s),v=[],b=[],A=A?[]:null,m=!1)}v.length>0&&TC(i,v,b,A,_,s)}function SC(e,t,i,s){const r=/facet([\s\S]*?)endfacet/g;let o=0;const n=/[\s]+([+-]?(?:\d+.\d+|\d+.|\d+|.\d+)(?:[eE][+-]?\d+)?)/.source,a=new RegExp("vertex"+n+n+n,"g"),l=new RegExp("normal"+n+n+n,"g"),A=[],h=[];let c,u,d,p,f,g,m;for(;null!==(p=r.exec(t));){for(f=0,g=0,m=p[0];null!==(p=l.exec(m));)c=parseFloat(p[1]),u=parseFloat(p[2]),d=parseFloat(p[3]),g++;for(;null!==(p=a.exec(m));)A.push(parseFloat(p[1]),parseFloat(p[2]),parseFloat(p[3])),h.push(c,u,d),f++;1!==g&&e.error("Error in normal of face "+o),3!==f&&e.error("Error in positions of face "+o),o++}TC(i,A,h,null,new Wr(i,{roughness:.5}),s)}function TC(e,t,i,s,r,o){const n=new Int32Array(t.length/3);for(let e=0,t=n.length;e<t;e++)n[e]=e;i=i&&i.length>0?i:null,s=s&&s.length>0?s:null,o.smoothNormals&&d.faceToVertexNormals(t,i,o);const a=EC;q(t,t,a);const l=new ti(e,{primitive:"triangles",positions:t,normals:i,colors:s,indices:n}),A=new Pr(e,{origin:0!==a[0]||0!==a[1]||0!==a[2]?a:null,geometry:l,material:r,edges:o.edges});e.addChild(A)}function RC(e){return"string"!=typeof e?function(e){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(e);let t="";for(let i=0,s=e.length;i<s;i++)t+=String.fromCharCode(e[i]);return decodeURIComponent(escape(t))}(new Uint8Array(e)):e}function LC(e){if("string"==typeof e){const t=new Uint8Array(e.length);for(let i=0;i<e.length;i++)t[i]=255&e.charCodeAt(i);return t.buffer||t}return e}class UC extends z{constructor(e,t={}){super("STLLoader",e,t),this._sceneGraphLoader=new FC,this.dataSource=t.dataSource}set dataSource(e){this._dataSource=e||new MC}get dataSource(){return this._dataSource}load(e){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new Hr(this.viewer.scene,y.apply(e,{isModel:!0})),i=e.src,s=e.stl;return i||s?(i?this._sceneGraphLoader.load(this,t,i,e):this._sceneGraphLoader.parse(this,t,s,e),t):(this.error("load() param expected: either 'src' or 'stl'"),t)}}class OC{createRootNode(){return document.createElement("ul")}createNodeElement(e,t,i,s,r){const o=document.createElement("li");if(o.id=e.nodeId,e.xrayed&&o.classList.add("xrayed-node"),e.children.length>0){const i=document.createElement("a");i.href="#",i.id=`switch-${e.nodeId}`,i.textContent="+",i.classList.add("plus"),t&&i.addEventListener("click",t),o.appendChild(i)}const n=document.createElement("input");n.id=`checkbox-${e.nodeId}`,n.type="checkbox",n.checked=e.checked,n.style["pointer-events"]="all",i&&n.addEventListener("change",i),o.appendChild(n);const a=document.createElement("span");return a.textContent=e.title,o.appendChild(a),s&&(a.oncontextmenu=s),r&&(a.onclick=r),o}createDisabledNodeElement(e){const t=document.createElement("li"),i=document.createElement("a");i.href="#",i.textContent="!",i.classList.add("warn"),i.classList.add("warning"),t.appendChild(i);const s=document.createElement("span");return s.textContent=e,t.appendChild(s),t}addChildren(e,t){const i=document.createElement("ul");t.forEach((e=>{i.appendChild(e)})),e.parentElement.appendChild(i)}expand(e,t,i){e.classList.remove("plus"),e.classList.add("minus"),e.textContent="-",e.removeEventListener("click",t),e.addEventListener("click",i)}collapse(e,t,i){if(!e)return;const s=e.parentElement;if(!s)return;const r=s.querySelector("ul");r&&(s.removeChild(r),e.classList.remove("minus"),e.classList.add("plus"),e.textContent="+",e.removeEventListener("click",i),e.addEventListener("click",t))}isExpanded(e){return void 0!==e.parentElement.getElementsByTagName("li")[0]}getId(e){return e.parentElement.id}getIdFromCheckbox(e){return e.id.replace("checkbox-","")}getSwitchElement(e){return document.getElementById(`switch-${e}`)}isChecked(e){return e.checked}setCheckbox(e,t,i=!1){const s=document.getElementById(`checkbox-${e}`);s&&(t!==s.checked&&(s.checked=t),i!==s.indeterminate&&(s.indeterminate=i,i&&(s.checked=!1)))}setXRayed(e,t){const i=document.getElementById(e);i&&(t?i.classList.add("xrayed-node"):i.classList.remove("xrayed-node"))}setHighlighted(e,t){const i=document.getElementById(e);i&&(t?(i.scrollIntoView({block:"center"}),i.classList.add("highlighted-node")):i.classList.remove("highlighted-node"))}}const kC=[];class NC extends z{constructor(e,t={}){super("TreeViewPlugin",e),this.errors=[],this.valid=!0;const i=t.containerElement||document.getElementById(t.containerElementId);if(i instanceof HTMLElement){for(let e=0;;e++)if(!kC[e]){kC[e]=this,this._index=e,this._id=`tree-${e}`;break}if(this._containerElement=i,this._metaModels={},this._autoAddModels=!1!==t.autoAddModels,this._autoExpandDepth=t.autoExpandDepth||0,this._sortNodes=!1!==t.sortNodes,this._viewer=e,this._rootElement=null,this._muteSceneEvents=!1,this._muteTreeEvents=!1,this._rootNodes=[],this._objectNodes={},this._nodeNodes={},this._rootNames={},this._sortNodes=t.sortNodes,this._pruneEmptyNodes=t.pruneEmptyNodes,this._showListItemElementId=null,this._renderService=t.renderService||new OC,this._showIndeterminate=t.showIndeterminate??!1,!this._renderService)throw new Error("TreeViewPlugin: no render service set");if(this._containerElement.oncontextmenu=e=>{e.preventDefault()},this._onObjectVisibility=this._viewer.scene.on("objectVisibility",(e=>{if(this._muteSceneEvents)return;const t=e.id,i=this._objectNodes[t];if(!i)return;const s=e.visible;if(!(s!==i.checked))return;this._muteTreeEvents=!0,i.checked=s,s?i.numVisibleEntities++:i.numVisibleEntities--,this._renderService.setCheckbox(i.nodeId,s);let r=i.parent;for(;r;){r.checked=s,s?r.numVisibleEntities++:r.numVisibleEntities--;const e=this._showIndeterminate&&r.numVisibleEntities>0&&r.numVisibleEntities<r.numEntities;this._renderService.setCheckbox(r.nodeId,r.numVisibleEntities>0,e),r=r.parent}this._muteTreeEvents=!1})),this._onObjectXrayed=this._viewer.scene.on("objectXRayed",(e=>{if(this._muteSceneEvents)return;const t=e.id,i=this._objectNodes[t];if(!i)return;this._muteTreeEvents=!0;const s=e.xrayed;s!==i.xrayed&&(i.xrayed=s,this._renderService.setXRayed(i.nodeId,s),this._muteTreeEvents=!1)})),this._switchExpandHandler=e=>{e.preventDefault(),e.stopPropagation();const t=e.target;this._expandSwitchElement(t)},this._switchCollapseHandler=e=>{e.preventDefault(),e.stopPropagation();const t=e.target;this._collapseSwitchElement(t)},this._checkboxChangeHandler=e=>{if(this._muteTreeEvents)return;this._muteSceneEvents=!0;const t=e.target,i=this._renderService.isChecked(t),s=this._renderService.getIdFromCheckbox(t),r=this._nodeNodes[s],o=this._viewer.scene.objects;let n=0;this._withNodeTree(r,(e=>{const t=e.objectId,s=o[t],r=0===e.children.length;e.numVisibleEntities=i?e.numEntities:0,r&&i!==e.checked&&n++,e.checked=i,this._renderService.setCheckbox(e.nodeId,i),s&&(s.visible=i)}));let a=r.parent;for(;a;){a.checked=i,i?a.numVisibleEntities+=n:a.numVisibleEntities-=n;const e=this._showIndeterminate&&a.numVisibleEntities>0&&a.numVisibleEntities<a.numEntities;this._renderService.setCheckbox(a.nodeId,a.numVisibleEntities>0,e),a=a.parent}this._muteSceneEvents=!1},this._hierarchy=t.hierarchy||"containment",this._autoExpandDepth=t.autoExpandDepth||0,this._autoAddModels){const e=Object.keys(this.viewer.metaScene.metaModels);for(let t=0,i=e.length;t<i;t++){const i=e[t];this.viewer.metaScene.metaModels[i].finalized&&this.addModel(i)}this.viewer.scene.on("modelLoaded",(e=>{this.viewer.metaScene.metaModels[e]&&this.addModel(e)}))}this.hierarchy=t.hierarchy}else this.error("Mandatory config expected: valid containerElementId or containerElement")}set hierarchy(e){"containment"!==(e=e||"containment")&&"storeys"!==e&&"types"!==e&&(this.error("Unsupported value for `hierarchy' - defaulting to 'containment'"),e="containment"),this._hierarchy!==e&&(this._hierarchy=e,this._createNodes())}get hierarchy(){return this._hierarchy}addModel(e,t={}){if(!this._containerElement)return;const i=this.viewer.scene.models[e];if(!i)throw"Model not found: "+e;const s=this.viewer.metaScene.metaModels[e];s?this._metaModels[e]?this.warn("Model already added: "+e):(this._metaModels[e]=s,t&&t.rootName&&(this._rootNames[e]=t.rootName),i.on("destroyed",(()=>{this.removeModel(i.id)})),this._createNodes()):this.error("MetaModel not found: "+e)}removeModel(e){if(!this._containerElement)return;this._metaModels[e]&&(this._rootNames[e]&&delete this._rootNames[e],delete this._metaModels[e],this._createNodes())}showNode(e){this.unShowNode();const t=this._objectNodes[e];if(!t)return;this.collapse();const i=t.nodeId,s=this._renderService.getSwitchElement(i);if(s)return this._expandSwitchElement(s),s.scrollIntoView(),!0;const r=[];r.unshift(t);let o=t.parent;for(;o;)r.unshift(o),o=o.parent;for(let e=0,t=r.length;e<t;e++){const t=this._renderService.getSwitchElement(r[e].nodeId);t&&this._expandSwitchElement(t)}this._renderService.setHighlighted(i,!0),this._showListItemElementId=i}unShowNode(){this._showListItemElementId&&(this._renderService.setHighlighted(this._showListItemElementId,!1),this._showListItemElementId=null)}expandToDepth(e){this.collapse();const t=(i,s)=>{if(s===e)return;const r=this._renderService.getSwitchElement(i.nodeId);if(r){this._expandSwitchElement(r);const e=i.children;for(var o=0,n=e.length;o<n;o++){const i=e[o];t(i,s+1)}}};for(let e=0,i=this._rootNodes.length;e<i;e++){const i=this._rootNodes[e];t(i,0)}}collapse(){for(let e=0,t=this._rootNodes.length;e<t;e++){const t=this._rootNodes[e].nodeId;this._collapseNode(t)}}withNodeTree(e,t){t(e);const i=e.children;if(i)for(let e=0,s=i.length;e<s;e++)this.withNodeTree(i[e],t)}destroy(){this._containerElement&&(this._metaModels={},this._rootElement&&!this._destroyed&&(this._rootElement.parentNode.removeChild(this._rootElement),this._viewer.scene.off(this._onObjectVisibility),this._destroyed=!0),delete kC[this._index],super.destroy())}_createNodes(){this._rootElement&&(this._rootElement.parentNode.removeChild(this._rootElement),this._rootElement=null),this._rootNodes=[],this._objectNodes={},this._nodeNodes={},this._validate(),this.valid||"storeys"!==this._hierarchy?this._createEnabledNodes():this._createDisabledNodes()}_validate(){if(this.errors=[],"storeys"===this._hierarchy)this.valid=this._validateMetaModelForStoreysHierarchy();else this.valid=this._rootNodes.length>0;return this.valid}_validateMetaModelForStoreysHierarchy(e=0,t,i){return!0}_createEnabledNodes(){switch(this._pruneEmptyNodes&&this._findEmptyNodes(),this._hierarchy){case"storeys":this._createStoreysNodes(),0===this._rootNodes.length&&this.error("Failed to build storeys hierarchy");break;case"types":this._createTypesNodes();break;default:this._createContainmentNodes()}this._sortNodes&&this._doSortNodes(),this._synchNodesToEntities(),this._createTrees(),this.expandToDepth(this._autoExpandDepth)}_createDisabledNodes(){const e=this._renderService.createRootNode();this._rootElement=e,this._containerElement.appendChild(e);const t=this._viewer.metaScene.rootMetaObjects;for(let i in t){const s=t[i],r=s.type,o=s.name,n=o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r,a=this._renderService.createDisabledNodeElement(n);e.appendChild(a)}}_findEmptyNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._findEmptyNodes2(e[t])}_findEmptyNodes2(e,t=0){const i=this.viewer.scene,s=e.children,r=e.id,o=i.objects[r];if(e._countEntities=0,o&&e._countEntities++,s)for(let t=0,i=s.length;t<i;t++){const i=s[t];i._countEntities=this._findEmptyNodes2(i),e._countEntities+=i._countEntities}return e._countEntities}_createStoreysNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._createStoreysNodes2(e[t],null,null,null)}_createStoreysNodes2(e,t,i,s){if(this._pruneEmptyNodes&&0===e._countEntities)return;const r=e.type,o=e.name,n=e.children,a=e.id;if("IfcBuilding"===r)t={nodeId:`${this._id}-${a}`,objectId:a,title:0===e.metaModels.length?o:this._rootNames[e.metaModels[0].id]||(o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r),type:r,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t;else if("IfcBuildingStorey"===r){if(!t)return void this.error("Failed to build storeys hierarchy for model - model does not have an IfcBuilding object, or is not an IFC model");i={nodeId:`${this._id}-${a}`,objectId:a,title:o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r,type:r,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(i),this._objectNodes[i.objectId]=i,this._nodeNodes[i.nodeId]=i,s={}}else if(i){if(this._viewer.scene.objects[a]){let e=(s=s||{})[r];e||(e={nodeId:`${this._id}-${i.objectId}-${r}`,objectId:`${i.objectId}-${r}`,title:r,type:r,parent:i,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},i.children.push(e),this._objectNodes[e.objectId]=e,this._nodeNodes[e.nodeId]=e,s[r]=e);const t={nodeId:`${this._id}-${a}`,objectId:a,title:o&&""!==o&&"Undefined"!==o&&"Default"!==o?o:r,type:r,parent:e,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};e.children.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t}}if(n)for(let e=0,r=n.length;e<r;e++){const r=n[e];this._createStoreysNodes2(r,t,i,s)}}_createTypesNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._createTypesNodes2(e[t],null,null)}_createTypesNodes2(e,t,i){if(this._pruneEmptyNodes&&0===e._countEntities)return;const s=e.type,r=e.name,o=e.children,n=e.id;if(e.parent){if(t){if(this._viewer.scene.objects[n]){let e=i[s];e||(e={nodeId:`${this._id}-${t.objectId}-${s}`,objectId:`${t.objectId}-${s}`,title:s,type:s,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(e),this._objectNodes[e.objectId]=e,this._nodeNodes[e.nodeId]=e,i[s]=e);const o={nodeId:`${this._id}-${n}`,objectId:n,title:r&&""!==r&&"Default"!==r?r:s,type:s,parent:e,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};e.children.push(o),this._objectNodes[o.objectId]=o,this._nodeNodes[o.nodeId]=o}}}else t={nodeId:`${this._id}-${n}`,objectId:n,title:0===e.metaModels.length?r:this._rootNames[e.metaModels[0].id]||(r&&""!==r&&"Undefined"!==r&&"Default"!==r?r:s),type:s,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t,i={};if(o)for(let e=0,s=o.length;e<s;e++){const s=o[e];this._createTypesNodes2(s,t,i)}}_createContainmentNodes(){const e=this._viewer.metaScene.rootMetaObjects;for(let t in e)this._createContainmentNodes2(e[t],null)}_createContainmentNodes2(e,t){if(this._pruneEmptyNodes&&0===e._countEntities)return;const i=e.type,s=e.name||i,r=e.children,o=e.id,n={nodeId:`${this._id}-${o}`,objectId:o,title:t?s&&""!==s&&"Undefined"!==s&&"Default"!==s?s:i:0===e.metaModels.length?s:this._rootNames[e.metaModels[0].id]||s,type:i,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};if(t?t.children.push(n):this._rootNodes.push(n),this._objectNodes[n.objectId]=n,this._nodeNodes[n.nodeId]=n,r)for(let e=0,t=r.length;e<t;e++){const t=r[e];this._createContainmentNodes2(t,n)}}_doSortNodes(){for(let e=0,t=this._rootNodes.length;e<t;e++){const t=this._rootNodes[e];this._sortChildren(t)}}_sortChildren(e){const t=e.children;if(!t||0===t.length)return;const i=t[0];"storeys"===this._hierarchy&&"IfcBuildingStorey"===i.type?t.sort(this._getSpatialSortFunc()):t.sort(this._alphaSortFunc);for(let e=0,i=t.length;e<i;e++){const i=t[e];this._sortChildren(i)}}_getSpatialSortFunc(){const e=this.viewer,t=e.scene,i=t.camera,s=e.metaScene;return this._spatialSortFunc||(this._spatialSortFunc=(e,r)=>{e.aabb&&r.aabb||(e.aabb||(e.aabb=t.getAABB(s.getObjectIDsInSubtree(e.objectId))),r.aabb||(r.aabb=t.getAABB(s.getObjectIDsInSubtree(r.objectId))));let o=0;return o=i.xUp?0:i.yUp?1:2,e.aabb[o]>r.aabb[o]?-1:e.aabb[o]<r.aabb[o]?1:0})}_alphaSortFunc(e,t){const i=e.title.toUpperCase(),s=t.title.toUpperCase();return i<s?-1:i>s?1:0}_synchNodesToEntities(){const e=Object.keys(this.viewer.metaScene.metaObjects),t=this._viewer.metaScene.metaObjects,i=this._viewer.scene.objects;for(let s=0,r=e.length;s<r;s++){const r=e[s];if(t[r]){const e=this._objectNodes[r];if(e){const t=i[r];if(t){const i=t.visible;e.numEntities=1,e.xrayed=t.xrayed,i?(e.numVisibleEntities=1,e.checked=!0):(e.numVisibleEntities=0,e.checked=!1);let s=e.parent;for(;s;)s.numEntities++,i&&(s.numVisibleEntities++,s.checked=!0),s=s.parent}}}}}_withNodeTree(e,t){t(e);const i=e.children;if(i)for(let e=0,s=i.length;e<s;e++)this._withNodeTree(i[e],t)}_createTrees(){if(0===this._rootNodes.length)return;const e=this._rootNodes.map((e=>this._createNodeElement(e))),t=this._renderService.createRootNode();e.forEach((e=>{t.appendChild(e)})),this._containerElement.appendChild(t),this._rootElement=t}_createNodeElement(e){return this._renderService.createNodeElement(e,this._switchExpandHandler,this._checkboxChangeHandler,(t=>{this.fire("contextmenu",{event:t,viewer:this._viewer,treeViewPlugin:this,treeViewNode:e}),t.preventDefault()}),(t=>{this.fire("nodeTitleClicked",{event:t,viewer:this._viewer,treeViewPlugin:this,treeViewNode:e}),t.preventDefault()}))}_expandSwitchElement(e){if(this._renderService.isExpanded(e))return;const t=this._renderService.getId(e),i=this._nodeNodes[t].children.map((e=>this._createNodeElement(e)));this._renderService.addChildren(e,i),this._renderService.expand(e,this._switchExpandHandler,this._switchCollapseHandler)}_collapseNode(e){const t=this._renderService.getSwitchElement(e);this._collapseSwitchElement(t)}_collapseSwitchElement(e){this._renderService.collapse(e,this._switchExpandHandler,this._switchCollapseHandler)}}class QC{constructor(e){this._scene=e,this._objects=[],this._objectsViewCulled=[],this._objectsDetailCulled=[],this._objectsChanged=[],this._objectsChangedList=[],this._modelInfos={},this._numObjects=0,this._lenObjectsChangedList=0,this._dirty=!0,this._onModelLoaded=e.on("modelLoaded",(t=>{const i=e.models[t];i&&this._addModel(i)})),this._onTick=e.on("tick",(()=>{this._dirty&&this._build(),this._applyChanges()}))}_addModel(e){const t={model:e,onDestroyed:e.on("destroyed",(()=>{this._removeModel(e)}))};this._modelInfos[e.id]=t,this._dirty=!0}_removeModel(e){const t=this._modelInfos[e.id];t&&(t.model.off(t.onDestroyed),delete this._modelInfos[e.id],this._dirty=!0)}_build(){if(!this._dirty)return;this._applyChanges();const e=this._scene.objects;for(let e=0;e<this._numObjects;e++)this._objects[e]=null;this._numObjects=0;for(let t in e){const i=e[t];this._objects[this._numObjects++]=i}this._lenObjectsChangedList=0,this._dirty=!1}_applyChanges(){if(this._lenObjectsChangedList>0){for(let e=0;e<this._lenObjectsChangedList;e++){const t=this._objectsChangedList[e],i=this._objects[t],s=this._objectsViewCulled[t],r=this._objectsDetailCulled[t],o=s||r;i.culled=o,this._objectsChanged[t]=!1}this._lenObjectsChangedList=0}}get objects(){return this._dirty&&this._build(),this._objects}get numObjects(){return this._dirty&&this._build(),this._numObjects}setObjectViewCulled(e,t){this._dirty&&this._build(),this._objectsViewCulled[e]!==t&&(this._objectsViewCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}setObjectDetailCulled(e,t){this._dirty&&this._build(),this._objectsDetailCulled[e]!==t&&(this._objectsDetailCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}_destroy(){this._clear(),this._scene.off(this._onModelLoaded),this._scene.off(this._onTick)}_clear(){for(let e in this._modelInfos){const t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._dirty=!0}}const VC={};const HC=new Float32Array(3);class jC extends z{constructor(e,t={}){super("ViewCull",e),this._objectCullStates=function(e){const t=e.id;let i=VC[t];return i||(i=new QC(e),VC[t]=i,e.on("destroyed",(()=>{delete VC[t],i._destroy()}))),i}(e.scene),this._maxTreeDepth=t.maxTreeDepth||8,this._modelInfos={},this._frustum=new N,this._kdRoot=null,this._frustumDirty=!1,this._kdTreeDirty=!1,this._onViewMatrix=e.scene.camera.on("viewMatrix",(()=>{this._frustumDirty=!0})),this._onProjMatrix=e.scene.camera.on("projMatMatrix",(()=>{this._frustumDirty=!0})),this._onModelLoaded=e.scene.on("modelLoaded",(e=>{const t=this.viewer.scene.models[e];t&&this._addModel(t)})),this._onSceneTick=e.scene.on("tick",(()=>{this._doCull()}))}set enabled(e){this._enabled=e}get enabled(){return this._enabled}_addModel(e){const t={model:e,onDestroyed:e.on("destroyed",(()=>{this._removeModel(e)}))};this._modelInfos[e.id]=t,this._kdTreeDirty=!0}_removeModel(e){const t=this._modelInfos[e.id];t&&(t.model.off(t.onDestroyed),delete this._modelInfos[e.id],this._kdTreeDirty=!0)}_doCull(){const e=this._frustumDirty||this._kdTreeDirty;if(this._frustumDirty&&this._buildFrustum(),this._kdTreeDirty&&this._buildKDTree(),e){const 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a=o.slice();if(a[n+3]=(o[n]+o[n+3])/2,e.left={aabb:a,intersection:N.INTERSECT},d.containsAABB3(a,r))return void this._insertEntityIntoKDTree(e.left,t,i,s+1)}if(!e.right){const a=o.slice();if(a[n]=(o[n]+o[n+3])/2,e.right={aabb:a,intersection:N.INTERSECT},d.containsAABB3(a,r))return void this._insertEntityIntoKDTree(e.right,t,i,s+1)}e.objects=e.objects||[],e.objects.push(i),d.expandAABB3(e.aabb,r)}_visitKDNode(e,t=N.INTERSECT){if(t!==N.INTERSECT&&e.intersects===t)return;t===N.INTERSECT&&(t=V(this._frustum,e.aabb),e.intersects=t);const i=t===N.OUTSIDE,s=e.objects;if(s&&s.length>0)for(let e=0,t=s.length;e<t;e++){const t=s[e];this._objectCullStates.setObjectViewCulled(t,i)}e.left&&this._visitKDNode(e.left,t),e.right&&this._visitKDNode(e.right,t)}send(e,t){}destroy(){super.destroy(),this._clear();const e=this.viewer.scene,t=e.camera;e.off(this._onModelLoaded),e.off(this._onSceneTick),t.off(this._onViewMatrix),t.off(this._onProjMatrix)}_clear(){for(let e in this._modelInfos){const t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._kdRoot=null,this._kdTreeDirty=!0}}class GC{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getManifest(e,t,i){y.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}getMetaModel(e,t,i){y.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}getXKT(e,t,i){var s=()=>{};t=t||s,i=i||s;const r=e.match(/^data:(.*?)(;base64)?,(.*)$/);if(r){const e=!!r[2];var o=r[3];o=window.decodeURIComponent(o),e&&(o=window.atob(o));try{const e=new ArrayBuffer(o.length),i=new Uint8Array(e);for(var n=0;n<o.length;n++)i[n]=o.charCodeAt(n);t(e)}catch(e){i(e)}}else{const s=new XMLHttpRequest;s.open("GET",this._cacheBusterURL(e),!0),s.responseType="arraybuffer",s.onreadystatechange=function(){4===s.readyState&&(200===s.status?t(s.response):i("getXKT error : 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version"},k={Z_NO_FLUSH:0,Z_PARTIAL_FLUSH:1,Z_SYNC_FLUSH:2,Z_FULL_FLUSH:3,Z_FINISH:4,Z_BLOCK:5,Z_TREES:6,Z_OK:0,Z_STREAM_END:1,Z_NEED_DICT:2,Z_ERRNO:-1,Z_STREAM_ERROR:-2,Z_DATA_ERROR:-3,Z_MEM_ERROR:-4,Z_BUF_ERROR:-5,Z_NO_COMPRESSION:0,Z_BEST_SPEED:1,Z_BEST_COMPRESSION:9,Z_DEFAULT_COMPRESSION:-1,Z_FILTERED:1,Z_HUFFMAN_ONLY:2,Z_RLE:3,Z_FIXED:4,Z_DEFAULT_STRATEGY:0,Z_BINARY:0,Z_TEXT:1,Z_UNKNOWN:2,Z_DEFLATED:8};const{_tr_init:N,_tr_stored_block:Q,_tr_flush_block:V,_tr_tally:H,_tr_align:j}=T,{Z_NO_FLUSH:G,Z_PARTIAL_FLUSH:z,Z_FULL_FLUSH:W,Z_FINISH:K,Z_BLOCK:X,Z_OK:J,Z_STREAM_END:Y,Z_STREAM_ERROR:Z,Z_DATA_ERROR:q,Z_BUF_ERROR:$,Z_DEFAULT_COMPRESSION:ee,Z_FILTERED:te,Z_HUFFMAN_ONLY:ie,Z_RLE:se,Z_FIXED:re,Z_DEFAULT_STRATEGY:oe,Z_UNKNOWN:ne,Z_DEFLATED:ae}=k,le=258,Ae=262,he=42,ce=113,ue=666,de=(e,t)=>(e.msg=O[t],t),pe=e=>2*e-(e>4?9:0),fe=e=>{let t=e.length;for(;--t>=0;)e[t]=0},ge=e=>{let 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i,s,r=e.max_chain_length,o=e.strstart,n=e.prev_length,a=e.nice_match;const l=e.strstart>e.w_size-Ae?e.strstart-(e.w_size-Ae):0,A=e.window,h=e.w_mask,c=e.prev,u=e.strstart+le;let d=A[o+n-1],p=A[o+n];e.prev_length>=e.good_match&&(r>>=2),a>e.lookahead&&(a=e.lookahead);do{if(i=t,A[i+n]===p&&A[i+n-1]===d&&A[i]===A[o]&&A[++i]===A[o+1]){o+=2,i++;do{}while(A[++o]===A[++i]&&A[++o]===A[++i]&&A[++o]===A[++i]&&A[++o]===A[++i]&&A[++o]===A[++i]&&A[++o]===A[++i]&&A[++o]===A[++i]&&A[++o]===A[++i]&&o<u);if(s=le-(u-o),o=u-le,s>n){if(e.match_start=t,n=s,s>=a)break;d=A[o+n-1],p=A[o+n]}}}while((t=c[t&h])>l&&0!=--r);return n<=e.lookahead?n:e.lookahead},we=e=>{const t=e.w_size;let i,s,r;do{if(s=e.window_size-e.lookahead-e.strstart,e.strstart>=t+(t-Ae)&&(e.window.set(e.window.subarray(t,t+t-s),0),e.match_start-=t,e.strstart-=t,e.block_start-=t,e.insert>e.strstart&&(e.insert=e.strstart),ge(e),s+=t),0===e.strm.avail_in)break;if(i=xe(e.strm,e.window,e.strstart+e.lookahead,s),e.lookahead+=i,e.lookahead+e.insert>=3)for(r=e.strstart-e.insert,e.ins_h=e.window[r],e.ins_h=me(e,e.ins_h,e.window[r+1]);e.insert&&(e.ins_h=me(e,e.ins_h,e.window[r+3-1]),e.prev[r&e.w_mask]=e.head[e.ins_h],e.head[e.ins_h]=r,r++,e.insert--,!(e.lookahead+e.insert<3)););}while(e.lookahead<Ae&&0!==e.strm.avail_in)},Pe=(e,t)=>{let i,s,r,o=e.pending_buf_size-5>e.w_size?e.w_size:e.pending_buf_size-5,n=0,a=e.strm.avail_in;do{if(i=65535,r=e.bi_valid+42>>3,e.strm.avail_out<r)break;if(r=e.strm.avail_out-r,s=e.strstart-e.block_start,i>s+e.strm.avail_in&&(i=s+e.strm.avail_in),i>r&&(i=r),i<o&&(0===i&&t!==K||t===G||i!==s+e.strm.avail_in))break;n=t===K&&i===s+e.strm.avail_in?1:0,Q(e,0,0,n),e.pending_buf[e.pending-4]=i,e.pending_buf[e.pending-3]=i>>8,e.pending_buf[e.pending-2]=~i,e.pending_buf[e.pending-1]=~i>>8,_e(e.strm),s&&(s>i&&(s=i),e.strm.output.set(e.window.subarray(e.block_start,e.block_start+s),e.strm.next_out),e.strm.next_out+=s,e.strm.avail_out-=s,e.strm.total_out+=s,e.block_start+=s,i-=s),i&&(xe(e.strm,e.strm.output,e.strm.next_out,i),e.strm.next_out+=i,e.strm.avail_out-=i,e.strm.total_out+=i)}while(0===n);return a-=e.strm.avail_in,a&&(a>=e.w_size?(e.matches=2,e.window.set(e.strm.input.subarray(e.strm.next_in-e.w_size,e.strm.next_in),0),e.strstart=e.w_size,e.insert=e.strstart):(e.window_size-e.strstart<=a&&(e.strstart-=e.w_size,e.window.set(e.window.subarray(e.w_size,e.w_size+e.strstart),0),e.matches<2&&e.matches++,e.insert>e.strstart&&(e.insert=e.strstart)),e.window.set(e.strm.input.subarray(e.strm.next_in-a,e.strm.next_in),e.strstart),e.strstart+=a,e.insert+=a>e.w_size-e.insert?e.w_size-e.insert:a),e.block_start=e.strstart),e.high_water<e.strstart&&(e.high_water=e.strstart),n?4:t!==G&&t!==K&&0===e.strm.avail_in&&e.strstart===e.block_start?2:(r=e.window_size-e.strstart,e.strm.avail_in>r&&e.block_start>=e.w_size&&(e.block_start-=e.w_size,e.strstart-=e.w_size,e.window.set(e.window.subarray(e.w_size,e.w_size+e.strstart),0),e.matches<2&&e.matches++,r+=e.w_size,e.insert>e.strstart&&(e.insert=e.strstart)),r>e.strm.avail_in&&(r=e.strm.avail_in),r&&(xe(e.strm,e.window,e.strstart,r),e.strstart+=r,e.insert+=r>e.w_size-e.insert?e.w_size-e.insert:r),e.high_water<e.strstart&&(e.high_water=e.strstart),r=e.bi_valid+42>>3,r=e.pending_buf_size-r>65535?65535:e.pending_buf_size-r,o=r>e.w_size?e.w_size:r,s=e.strstart-e.block_start,(s>=o||(s||t===K)&&t!==G&&0===e.strm.avail_in&&s<=r)&&(i=s>r?r:s,n=t===K&&0===e.strm.avail_in&&i===s?1:0,Q(e,e.block_start,i,n),e.block_start+=i,_e(e.strm)),n?3:1)},Ce=(e,t)=>{let i,s;for(;;){if(e.lookahead<Ae){if(we(e),e.lookahead<Ae&&t===G)return 1;if(0===e.lookahead)break}if(i=0,e.lookahead>=3&&(e.ins_h=me(e,e.ins_h,e.window[e.strstart+3-1]),i=e.prev[e.strstart&e.w_mask]=e.head[e.ins_h],e.head[e.ins_h]=e.strstart),0!==i&&e.strstart-i<=e.w_size-Ae&&(e.match_length=Be(e,i)),e.match_length>=3)if(s=H(e,e.strstart-e.match_start,e.match_length-3),e.lookahead-=e.match_length,e.match_length<=e.max_lazy_match&&e.lookahead>=3){e.match_length--;do{e.strstart++,e.ins_h=me(e,e.ins_h,e.window[e.strstart+3-1]),i=e.prev[e.strstart&e.w_mask]=e.head[e.ins_h],e.head[e.ins_h]=e.strstart}while(0!=--e.match_length);e.strstart++}else e.strstart+=e.match_length,e.match_length=0,e.ins_h=e.window[e.strstart],e.ins_h=me(e,e.ins_h,e.window[e.strstart+1]);else s=H(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++;if(s&&(ve(e,!1),0===e.strm.avail_out))return 1}return e.insert=e.strstart<2?e.strstart:2,t===K?(ve(e,!0),0===e.strm.avail_out?3:4):e.sym_next&&(ve(e,!1),0===e.strm.avail_out)?1:2},Me=(e,t)=>{let i,s,r;for(;;){if(e.lookahead<Ae){if(we(e),e.lookahead<Ae&&t===G)return 1;if(0===e.lookahead)break}if(i=0,e.lookahead>=3&&(e.ins_h=me(e,e.ins_h,e.window[e.strstart+3-1]),i=e.prev[e.strstart&e.w_mask]=e.head[e.ins_h],e.head[e.ins_h]=e.strstart),e.prev_length=e.match_length,e.prev_match=e.match_start,e.match_length=2,0!==i&&e.prev_length<e.max_lazy_match&&e.strstart-i<=e.w_size-Ae&&(e.match_length=Be(e,i),e.match_length<=5&&(e.strategy===te||3===e.match_length&&e.strstart-e.match_start>4096)&&(e.match_length=2)),e.prev_length>=3&&e.match_length<=e.prev_length){r=e.strstart+e.lookahead-3,s=H(e,e.strstart-1-e.prev_match,e.prev_length-3),e.lookahead-=e.prev_length-1,e.prev_length-=2;do{++e.strstart<=r&&(e.ins_h=me(e,e.ins_h,e.window[e.strstart+3-1]),i=e.prev[e.strstart&e.w_mask]=e.head[e.ins_h],e.head[e.ins_h]=e.strstart)}while(0!=--e.prev_length);if(e.match_available=0,e.match_length=2,e.strstart++,s&&(ve(e,!1),0===e.strm.avail_out))return 1}else 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Ie(){this.strm=null,this.status=0,this.pending_buf=null,this.pending_buf_size=0,this.pending_out=0,this.pending=0,this.wrap=0,this.gzhead=null,this.gzindex=0,this.method=ae,this.last_flush=-1,this.w_size=0,this.w_bits=0,this.w_mask=0,this.window=null,this.window_size=0,this.prev=null,this.head=null,this.ins_h=0,this.hash_size=0,this.hash_bits=0,this.hash_mask=0,this.hash_shift=0,this.block_start=0,this.match_length=0,this.prev_match=0,this.match_available=0,this.strstart=0,this.match_start=0,this.lookahead=0,this.prev_length=0,this.max_chain_length=0,this.max_lazy_match=0,this.level=0,this.strategy=0,this.good_match=0,this.nice_match=0,this.dyn_ltree=new Uint16Array(1146),this.dyn_dtree=new Uint16Array(122),this.bl_tree=new Uint16Array(78),fe(this.dyn_ltree),fe(this.dyn_dtree),fe(this.bl_tree),this.l_desc=null,this.d_desc=null,this.bl_desc=null,this.bl_count=new Uint16Array(16),this.heap=new Uint16Array(573),fe(this.heap),this.heap_len=0,this.heap_max=0,this.depth=new 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t===J&&((i=e.state).window_size=2*i.w_size,fe(i.head),i.max_lazy_match=Fe[i.level].max_lazy,i.good_match=Fe[i.level].good_length,i.nice_match=Fe[i.level].nice_length,i.max_chain_length=Fe[i.level].max_chain,i.strstart=0,i.block_start=0,i.lookahead=0,i.insert=0,i.match_length=i.prev_length=2,i.match_available=0,i.ins_h=0),t},Re=(e,t,i,s,r,o)=>{if(!e)return Z;let n=1;if(t===ee&&(t=6),s<0?(n=0,s=-s):s>15&&(n=2,s-=16),r<1||r>9||i!==ae||s<8||s>15||t<0||t>9||o<0||o>re||8===s&&1!==n)return de(e,Z);8===s&&(s=9);const a=new Ie;return e.state=a,a.strm=e,a.status=he,a.wrap=n,a.gzhead=null,a.w_bits=s,a.w_size=1<<a.w_bits,a.w_mask=a.w_size-1,a.hash_bits=r+7,a.hash_size=1<<a.hash_bits,a.hash_mask=a.hash_size-1,a.hash_shift=~~((a.hash_bits+3-1)/3),a.window=new Uint8Array(2*a.w_size),a.head=new Uint16Array(a.hash_size),a.prev=new Uint16Array(a.w_size),a.lit_bufsize=1<<r+6,a.pending_buf_size=4*a.lit_bufsize,a.pending_buf=new Uint8Array(a.pending_buf_size),a.sym_buf=a.lit_bufsize,a.sym_end=3*(a.lit_bufsize-1),a.level=t,a.strategy=o,a.method=i,Te(e)};var Le=Re,Ue=(e,t)=>De(e)||2!==e.state.wrap?Z:(e.state.gzhead=t,J),Oe=(e,t)=>{if(De(e)||t>X||t<0)return e?de(e,Z):Z;const i=e.state;if(!e.output||0!==e.avail_in&&!e.input||i.status===ue&&t!==K)return de(e,0===e.avail_out?$:Z);const s=i.last_flush;if(i.last_flush=t,0!==i.pending){if(_e(e),0===e.avail_out)return i.last_flush=-1,J}else if(0===e.avail_in&&pe(t)<=pe(s)&&t!==K)return de(e,$);if(i.status===ue&&0!==e.avail_in)return de(e,$);if(i.status===he&&0===i.wrap&&(i.status=ce),i.status===he){let t=ae+(i.w_bits-8<<4)<<8,s=-1;if(s=i.strategy>=ie||i.level<2?0:i.level<6?1:6===i.level?2:3,t|=s<<6,0!==i.strstart&&(t|=32),t+=31-t%31,ye(i,t),0!==i.strstart&&(ye(i,e.adler>>>16),ye(i,65535&e.adler)),e.adler=1,i.status=ce,_e(e),0!==i.pending)return i.last_flush=-1,J}if(57===i.status)if(e.adler=0,be(i,31),be(i,139),be(i,8),i.gzhead)be(i,(i.gzhead.text?1:0)+(i.gzhead.hcrc?2:0)+(i.gzhead.extra?4:0)+(i.gzhead.name?8:0)+(i.gzhead.comment?16:0)),be(i,255&i.gzhead.time),be(i,i.gzhead.time>>8&255),be(i,i.gzhead.time>>16&255),be(i,i.gzhead.time>>24&255),be(i,9===i.level?2:i.strategy>=ie||i.level<2?4:0),be(i,255&i.gzhead.os),i.gzhead.extra&&i.gzhead.extra.length&&(be(i,255&i.gzhead.extra.length),be(i,i.gzhead.extra.length>>8&255)),i.gzhead.hcrc&&(e.adler=U(e.adler,i.pending_buf,i.pending,0)),i.gzindex=0,i.status=69;else if(be(i,0),be(i,0),be(i,0),be(i,0),be(i,0),be(i,9===i.level?2:i.strategy>=ie||i.level<2?4:0),be(i,3),i.status=ce,_e(e),0!==i.pending)return i.last_flush=-1,J;if(69===i.status){if(i.gzhead.extra){let t=i.pending,s=(65535&i.gzhead.extra.length)-i.gzindex;for(;i.pending+s>i.pending_buf_size;){let r=i.pending_buf_size-i.pending;if(i.pending_buf.set(i.gzhead.extra.subarray(i.gzindex,i.gzindex+r),i.pending),i.pending=i.pending_buf_size,i.gzhead.hcrc&&i.pending>t&&(e.adler=U(e.adler,i.pending_buf,i.pending-t,t)),i.gzindex+=r,_e(e),0!==i.pending)return i.last_flush=-1,J;t=0,s-=r}let r=new Uint8Array(i.gzhead.extra);i.pending_buf.set(r.subarray(i.gzindex,i.gzindex+s),i.pending),i.pending+=s,i.gzhead.hcrc&&i.pending>t&&(e.adler=U(e.adler,i.pending_buf,i.pending-t,t)),i.gzindex=0}i.status=73}if(73===i.status){if(i.gzhead.name){let t,s=i.pending;do{if(i.pending===i.pending_buf_size){if(i.gzhead.hcrc&&i.pending>s&&(e.adler=U(e.adler,i.pending_buf,i.pending-s,s)),_e(e),0!==i.pending)return i.last_flush=-1,J;s=0}t=i.gzindex<i.gzhead.name.length?255&i.gzhead.name.charCodeAt(i.gzindex++):0,be(i,t)}while(0!==t);i.gzhead.hcrc&&i.pending>s&&(e.adler=U(e.adler,i.pending_buf,i.pending-s,s)),i.gzindex=0}i.status=91}if(91===i.status){if(i.gzhead.comment){let 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1:F.primitiveName="surface",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryNormals=u.subarray(w[r],l?u.length:w[r+1]),F.geometryUVs=f.subarray(C[r],l?f.length:C[r+1]),F.geometryIndices=g.subarray(M[r],l?g.length:M[r+1]),F.geometryEdgeIndices=m.subarray(E[r],l?m.length:E[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 2:F.primitiveName="points",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryColors=p.subarray(P[r],l?p.length:P[r+1]),e=F.geometryPositions.length>0;break;case 3:F.primitiveName="lines",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryIndices=g.subarray(M[r],l?g.length:M[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 4:F.primitiveName="lines",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryIndices=FM(F.geometryPositions,g.subarray(M[r],l?g.length:M[r+1])),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;default:continue}if(e||(F=null),F&&(F.geometryPositions.length,F.batchThisMesh)){F.decompressedPositions=new Float32Array(F.geometryPositions.length),F.transformedAndRecompressedPositions=new Uint16Array(F.geometryPositions.length);const e=F.geometryPositions,t=F.decompressedPositions;for(let i=0,s=e.length;i<s;i+=3)t[i+0]=e[i+0]*b[0]+b[12],t[i+1]=e[i+1]*b[5]+b[13],t[i+2]=e[i+2]*b[10]+b[14];F.geometryPositions=null,W[A]=F}}if(F)if(F.batchThisMesh){const e=F.decompressedPositions,t=F.transformedAndRecompressedPositions;for(let i=0,s=e.length;i<s;i+=3)CM[0]=e[i+0],CM[1]=e[i+1],CM[2]=e[i+2],CM[3]=1,d.transformVec4(a,CM,MM),qt.compressPosition(MM,z,CM),t[i+0]=CM[0],t[i+1]=CM[1],t[i+2]=CM[2];s.createMesh(y.apply(H,{id:Q,textureSetId:h,origin:G,primitive:F.primitiveName,positionsCompressed:t,normalsCompressed:F.geometryNormals,uv:F.geometryUVs,colorsCompressed:F.geometryColors,indices:F.geometryIndices,edgeIndices:F.geometryEdgeIndices,positionsDecodeMatrix:_,color:T,metallic:L,roughness:k,opacity:R})),U.push(Q)}else O[A]||(s.createGeometry({id:A,primitive:F.primitiveName,positionsCompressed:F.geometryPositions,normalsCompressed:F.geometryNormals,uv:F.geometryUVs,colorsCompressed:F.geometryColors,indices:F.geometryIndices,edgeIndices:F.geometryEdgeIndices,positionsDecodeMatrix:b}),O[A]=!0),s.createMesh(y.apply(H,{id:Q,geometryId:A,textureSetId:h,matrix:a,color:T,metallic:L,roughness:k,opacity:R,origin:G})),U.push(Q)}else{let e,t,i,o,n,a,A,d=!1;switch(x[r]){case 0:e="solid",t=c.subarray(B[r],l?c.length:B[r+1]),i=u.subarray(w[r],l?u.length:w[r+1]),o=f.subarray(C[r],l?f.length:C[r+1]),a=g.subarray(M[r],l?g.length:M[r+1]),A=m.subarray(E[r],l?m.length:E[r+1]),d=t.length>0&&a.length>0;break;case 1:e="surface",t=c.subarray(B[r],l?c.length:B[r+1]),i=u.subarray(w[r],l?u.length:w[r+1]),o=f.subarray(C[r],l?f.length:C[r+1]),a=g.subarray(M[r],l?g.length:M[r+1]),A=m.subarray(E[r],l?m.length:E[r+1]),d=t.length>0&&a.length>0;break;case 2:e="points",t=c.subarray(B[r],l?c.length:B[r+1]),n=p.subarray(P[r],l?p.length:P[r+1]),d=t.length>0;break;case 3:e="lines",t=c.subarray(B[r],l?c.length:B[r+1]),a=g.subarray(M[r],l?g.length:M[r+1]),d=t.length>0&&a.length>0;break;case 4:e="lines",t=c.subarray(B[r],l?c.length:B[r+1]),a=FM(t,g.subarray(M[r],l?g.length:M[r+1])),d=t.length>0&&a.length>0;break;default:continue}d&&(s.createMesh(y.apply(H,{id:Q,textureSetId:h,origin:G,primitive:e,positionsCompressed:t,normalsCompressed:i,uv:o&&o.length>0?o:null,colorsCompressed:n,indices:a,edgeIndices:A,positionsDecodeMatrix:_,color:T,metallic:L,roughness:k,opacity:R})),U.push(Q))}}U.length>0&&s.createEntity(y.apply(Q,{id:l,isObject:!0,meshIds:U}))}}}(e,t,a,s,r,o),window._timestamp("ParserV10::load")}},DM=d.vec4(),SM=d.vec4();const TM=function(){const e=new Float32Array(3);return function(t){return e[0]=t[0]/255,e[1]=t[1]/255,e[2]=t[2]/255,e}}();function RM(e,t){const i=[];if(t.length>1)for(let e=0,s=t.length-1;e<s;e++)i.push(t[e]),i.push(t[e+1]);else if(e.length>1)for(let t=0,s=e.length/3-1;t<s;t++)i.push(t),i.push(t+1);return i}!function(){const e=document.createElement("canvas"),t=e.getContext("2d")}();const LM={version:11,parseArrayBuffer:function(e,t,i,s,r,o){const n=function(e){const t=function(){const e=new ArrayBuffer(2);return new Uint16Array(e)[0]=1,1!==new Uint8Array(e)[0]}(),i=function(){let i=0;const s=new DataView(e);return function(r){const o=1+2*i++,n=s.getUint32(4*o,!0),a=s.getUint32(4*(o+1),!0),l=r.BYTES_PER_ELEMENT;if(t&&l>1){const t=new Uint8Array(e,n,a),i=l/2,s=t.length/l;for(let e=0;e<s;e++){const s=e*l;for(let e=0;e<i;e++){const i=s+e,r=s-e+l-1,o=t[i];t[i]=t[r],t[r]=o}}}return new r(e,n,a/l)}}(),s=function(){const e=new TextDecoder;return()=>JSON.parse(e.decode(i(Uint8Array)))}();return{metadata:s(),textureData:i(Uint8Array),eachTextureDataPortion:i(Uint32Array),eachTextureAttributes:i(Uint16Array),positions:i(Uint16Array),normals:i(Int8Array),colors:i(Uint8Array),uvs:i(Float32Array),indices:i(Uint32Array),edgeIndices:i(Uint32Array),eachTextureSetTextures:i(Int32Array),matrices:i(Float32Array),reusedGeometriesDecodeMatrix:i(Float32Array),eachGeometryPrimitiveType:i(Uint8Array),eachGeometryPositionsPortion:i(Uint32Array),eachGeometryNormalsPortion:i(Uint32Array),eachGeometryColorsPortion:i(Uint32Array),eachGeometryUVsPortion:i(Uint32Array),eachGeometryIndicesPortion:i(Uint32Array),eachGeometryEdgeIndicesPortion:i(Uint32Array),eachMeshGeometriesPortion:i(Uint32Array),eachMeshMatricesPortion:i(Uint32Array),eachMeshTextureSet:i(Int32Array),eachMeshMaterialAttributes:i(Uint8Array),eachEntityId:s(),eachEntityMeshesPortion:i(Uint32Array),eachTileAABB:i(Float64Array),eachTileEntitiesPortion:i(Uint32Array)}}(i);window._timestamp("ParserV11::decode"),function(e,t,i,s,r,o){const n=o.getNextId(),a=i.metadata,l=i.textureData,A=i.eachTextureDataPortion,h=i.eachTextureAttributes,c=i.positions,u=i.normals,p=i.colors,f=i.uvs,g=i.indices,m=i.edgeIndices,_=i.eachTextureSetTextures,v=i.matrices,b=i.reusedGeometriesDecodeMatrix,x=i.eachGeometryPrimitiveType,B=i.eachGeometryPositionsPortion,w=i.eachGeometryNormalsPortion,P=i.eachGeometryColorsPortion,C=i.eachGeometryUVsPortion,M=i.eachGeometryIndicesPortion,E=i.eachGeometryEdgeIndicesPortion,F=i.eachMeshGeometriesPortion,I=i.eachMeshMatricesPortion,D=i.eachMeshTextureSet,S=i.eachMeshMaterialAttributes,T=i.eachEntityId,R=i.eachEntityMeshesPortion,L=i.eachTileAABB,U=i.eachTileEntitiesPortion,O=A.length,k=_.length/5,N=B.length,Q=F.length,V=R.length,H=U.length;r&&r.loadData(a,{includeTypes:t.includeTypes,excludeTypes:t.excludeTypes,globalizeObjectIds:t.globalizeObjectIds});for(let e=0;e<O;e++){const t=e===O-1,i=A[e],r=t?l.length:A[e+1],o=r-i>0,a=9*e,c=1===h[a+0],u=h[a+1];h[a+2],h[a+3];const d=h[a+4],p=h[a+5],f=h[a+6],g=h[a+7],m=h[a+8];if(o){const t=new Uint8Array(l.subarray(i,r)).buffer,o=`${n}-texture-${e}`;if(c)s.createTexture({id:o,buffers:[t],minFilter:d,magFilter:p,wrapS:f,wrapT:g,wrapR:m});else{const e=new Blob([t],{type:10001===u?"image/jpeg":10002===u?"image/png":"image/gif"}),i=(window.URL||window.webkitURL).createObjectURL(e),r=document.createElement("img");r.src=i,s.createTexture({id:o,image:r,minFilter:d,magFilter:p,wrapS:f,wrapT:g,wrapR:m})}}}for(let e=0;e<k;e++){const t=5*e,i=`${n}-textureSet-${e}`,r=_[t+0],o=_[t+1],a=_[t+2],l=_[t+3],A=_[t+4];s.createTextureSet({id:i,colorTextureId:r>=0?`${n}-texture-${r}`:null,normalsTextureId:a>=0?`${n}-texture-${a}`:null,metallicRoughnessTextureId:o>=0?`${n}-texture-${o}`:null,emissiveTextureId:l>=0?`${n}-texture-${l}`:null,occlusionTextureId:A>=0?`${n}-texture-${A}`:null})}const j=new Uint32Array(N);for(let e=0;e<Q;e++){const t=F[e];void 0!==j[t]?j[t]++:j[t]=1}const G=d.vec3(),z=d.AABB3(),W={};for(let i=0;i<H;i++){const r=i===H-1,a=U[i],l=r?V-1:U[i+1]-1,A=6*i,h=L.subarray(A,A+6);d.getAABB3Center(h,G),z[0]=h[0]-G[0],z[1]=h[1]-G[1],z[2]=h[2]-G[2],z[3]=h[3]-G[0],z[4]=h[4]-G[1],z[5]=h[5]-G[2];const _=qt.createPositionsDecodeMatrix(z),O={};for(let r=a;r<=l;r++){const a=T[r],l=t.globalizeObjectIds?d.globalizeObjectId(s.id,a):a,A=r===V-1,h=R[r],L=A?F.length-1:R[r+1]-1,U=[],k=e.metaScene.metaObjects[l],Q={},H={};if(k){if(t.excludeTypesMap&&k.type&&t.excludeTypesMap[k.type])continue;if(t.includeTypesMap&&k.type&&!t.includeTypesMap[k.type])continue;const e=t.objectDefaults?t.objectDefaults[k.type]||t.objectDefaults.DEFAULT:null;e&&(!1===e.visible&&(Q.visible=!1),!1===e.pickable&&(Q.pickable=!1),e.colorize&&(H.color=e.colorize),void 0!==e.opacity&&null!==e.opacity&&(H.opacity=e.opacity),void 0!==e.metallic&&null!==e.metallic&&(H.metallic=e.metallic),void 0!==e.roughness&&null!==e.roughness&&(H.roughness=e.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(let e=h;e<=L;e++){const r=F[e],a=j[r]>1,l=r===N-1,A=D[e],h=A>=0?`${n}-textureSet-${A}`:null,T=TM(S.subarray(6*e,6*e+3)),R=S[6*e+3]/255,L=S[6*e+4]/255,k=S[6*e+5]/255,Q=o.getNextId();if(a){const o=I[e],a=v.slice(o,o+16),A=`${n}-geometry.${i}.${r}`;let F=W[A];if(!F){F={batchThisMesh:!t.reuseGeometries};let e=!1;switch(x[r]){case 0:F.primitiveName="solid",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryNormals=u.subarray(w[r],l?u.length:w[r+1]),F.geometryUVs=f.subarray(C[r],l?f.length:C[r+1]),F.geometryIndices=g.subarray(M[r],l?g.length:M[r+1]),F.geometryEdgeIndices=m.subarray(E[r],l?m.length:E[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 1:F.primitiveName="surface",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryNormals=u.subarray(w[r],l?u.length:w[r+1]),F.geometryUVs=f.subarray(C[r],l?f.length:C[r+1]),F.geometryIndices=g.subarray(M[r],l?g.length:M[r+1]),F.geometryEdgeIndices=m.subarray(E[r],l?m.length:E[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 2:F.primitiveName="points",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryColors=p.subarray(P[r],l?p.length:P[r+1]),e=F.geometryPositions.length>0;break;case 3:F.primitiveName="lines",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryIndices=g.subarray(M[r],l?g.length:M[r+1]),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;case 4:F.primitiveName="lines",F.geometryPositions=c.subarray(B[r],l?c.length:B[r+1]),F.geometryIndices=RM(F.geometryPositions,g.subarray(M[r],l?g.length:M[r+1])),e=F.geometryPositions.length>0&&F.geometryIndices.length>0;break;default:continue}if(e||(F=null),F&&(F.geometryPositions.length,F.batchThisMesh)){F.decompressedPositions=new Float32Array(F.geometryPositions.length),F.transformedAndRecompressedPositions=new Uint16Array(F.geometryPositions.length);const e=F.geometryPositions,t=F.decompressedPositions;for(let i=0,s=e.length;i<s;i+=3)t[i+0]=e[i+0]*b[0]+b[12],t[i+1]=e[i+1]*b[5]+b[13],t[i+2]=e[i+2]*b[10]+b[14];F.geometryPositions=null,W[A]=F}}if(F)if(F.batchThisMesh){const e=F.decompressedPositions,t=F.transformedAndRecompressedPositions;for(let i=0,s=e.length;i<s;i+=3)DM[0]=e[i+0],DM[1]=e[i+1],DM[2]=e[i+2],DM[3]=1,d.transformVec4(a,DM,SM),qt.compressPosition(SM,z,DM),t[i+0]=DM[0],t[i+1]=DM[1],t[i+2]=DM[2];s.createMesh(y.apply(H,{id:Q,textureSetId:h,origin:G,primitive:F.primitiveName,positionsCompressed:t,normalsCompressed:F.geometryNormals,uv:F.geometryUVs,colorsCompressed:F.geometryColors,indices:F.geometryIndices,edgeIndices:F.geometryEdgeIndices,positionsDecodeMatrix:_,color:T,metallic:L,roughness:k,opacity:R})),U.push(Q)}else O[A]||(s.createGeometry({id:A,primitive:F.primitiveName,positionsCompressed:F.geometryPositions,normalsCompressed:F.geometryNormals,uv:F.geometryUVs,colorsCompressed:F.geometryColors,indices:F.geometryIndices,edgeIndices:F.geometryEdgeIndices,positionsDecodeMatrix:b}),O[A]=!0),s.createMesh(y.apply(H,{id:Q,geometryId:A,textureSetId:h,matrix:a,color:T,metallic:L,roughness:k,opacity:R,origin:G})),U.push(Q)}else{let e,t,i,o,n,a,A,d=!1;switch(x[r]){case 0:e="solid",t=c.subarray(B[r],l?c.length:B[r+1]),i=u.subarray(w[r],l?u.length:w[r+1]),o=f.subarray(C[r],l?f.length:C[r+1]),a=g.subarray(M[r],l?g.length:M[r+1]),A=m.subarray(E[r],l?m.length:E[r+1]),d=t.length>0&&a.length>0;break;case 1:e="surface",t=c.subarray(B[r],l?c.length:B[r+1]),i=u.subarray(w[r],l?u.length:w[r+1]),o=f.subarray(C[r],l?f.length:C[r+1]),a=g.subarray(M[r],l?g.length:M[r+1]),A=m.subarray(E[r],l?m.length:E[r+1]),d=t.length>0&&a.length>0;break;case 2:e="points",t=c.subarray(B[r],l?c.length:B[r+1]),n=p.subarray(P[r],l?p.length:P[r+1]),d=t.length>0;break;case 3:e="lines",t=c.subarray(B[r],l?c.length:B[r+1]),a=g.subarray(M[r],l?g.length:M[r+1]),d=t.length>0&&a.length>0;break;case 4:e="lines",t=c.subarray(B[r],l?c.length:B[r+1]),a=RM(t,g.subarray(M[r],l?g.length:M[r+1])),d=t.length>0&&a.length>0;break;default:continue}d&&(s.createMesh(y.apply(H,{id:Q,textureSetId:h,origin:G,primitive:e,positionsCompressed:t,normalsCompressed:i,uv:o&&o.length>0?o:null,colorsCompressed:n,indices:a,edgeIndices:A,positionsDecodeMatrix:_,color:T,metallic:L,roughness:k,opacity:R})),U.push(Q))}}U.length>0&&s.createEntity(y.apply(Q,{id:l,isObject:!0,meshIds:U}))}}}(e,t,n,s,r,o),window._timestamp("ParserV11::load")}},UM={};UM[XC.version]=XC,UM[ZC.version]=ZC,UM[eM.version]=eM,UM[sM.version]=sM,UM[nM.version]=nM,UM[AM.version]=AM,UM[dM.version]=dM,UM[vM.version]=vM,UM[wM.version]=wM,UM[IM.version]=IM,UM[LM.version]=LM;class OM extends z{constructor(e,t={}){super("XKTLoader",e,t),this._maxGeometryBatchSize=t.maxGeometryBatchSize,this.textureTranscoder=t.textureTranscoder,this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults,this.includeTypes=t.includeTypes,this.excludeTypes=t.excludeTypes,this.excludeUnclassifiedObjects=t.excludeUnclassifiedObjects,this.reuseGeometries=t.reuseGeometries}get supportedVersions(){return Object.keys(UM)}get textureTranscoder(){return this._textureTranscoder}set textureTranscoder(e){this._textureTranscoder=e}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new GC}get objectDefaults(){return this._objectDefaults}set objectDefaults(e){this._objectDefaults=e||GP}get includeTypes(){return this._includeTypes}set includeTypes(e){this._includeTypes=e}get excludeTypes(){return this._excludeTypes}set excludeTypes(e){this._excludeTypes=e}get excludeUnclassifiedObjects(){return this._excludeUnclassifiedObjects}set excludeUnclassifiedObjects(e){this._excludeUnclassifiedObjects=!!e}get globalizeObjectIds(){return this._globalizeObjectIds}set globalizeObjectIds(e){this._globalizeObjectIds=!!e}get reuseGeometries(){return this._reuseGeometries}set reuseGeometries(e){this._reuseGeometries=!1!==e}load(e={}){if(e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id),!(e.src||e.xkt||e.manifestSrc||e.manifest))throw new Error("XKTLoaderPlugin: load() param expected: src, xkt, manifestSrc or manifestData");const t={},i=e.includeTypes||this._includeTypes,s=e.excludeTypes||this._excludeTypes,r=e.objectDefaults||this._objectDefaults;if(t.reuseGeometries=null!==e.reuseGeometries&&void 0!==e.reuseGeometries?e.reuseGeometries:!1!==this._reuseGeometries,i){t.includeTypesMap={};for(let e=0,s=i.length;e<s;e++)t.includeTypesMap[i[e]]=!0}if(s){t.excludeTypesMap={};for(let e=0,i=s.length;e<i;e++)t.excludeTypesMap[s[e]]=!0}r&&(t.objectDefaults=r),t.excludeUnclassifiedObjects=void 0!==e.excludeUnclassifiedObjects?!!e.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects,t.globalizeObjectIds=void 0!==e.globalizeObjectIds&&null!==e.globalizeObjectIds?!!e.globalizeObjectIds:this._globalizeObjectIds;const o=new zc(this.viewer.scene,y.apply(e,{isModel:!0,textureTranscoder:this._textureTranscoder,maxGeometryBatchSize:this._maxGeometryBatchSize,origin:e.origin,disableVertexWelding:e.disableVertexWelding||!1,disableIndexRebucketing:e.disableIndexRebucketing||!1,dtxEnabled:e.dtxEnabled,renderOrder:e.renderOrder})),n=o.id,a=new Qd({metaScene:this.viewer.metaScene,id:n});this.viewer.scene.canvas.spinner.processes++;const 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if(e.src)this._loadModel(e.src,t,o,a,c,l,A);else if(e.xkt)this._parseModel(e.xkt,t,o,a,c),l();else if(e.manifestSrc||e.manifest){const r=e.manifestSrc?function(e){const t=e.split("/");return t.pop(),t.join("/")+"/"}(e.manifestSrc):"",n=(e,n,l)=>{let A=0;const h=()=>{o.destroyed||A>=e.length?n():this._dataSource.getMetaModel(`${r}${e[A]}`,(e=>{a.loadData(e,{includeTypes:i,excludeTypes:s,globalizeObjectIds:t.globalizeObjectIds}),A++,this.scheduleTask(h,200)}),l)};h()},h=(e,i,s)=>{let n=0;const a=()=>{o.destroyed||n>=e.length?i():this._dataSource.getXKT(`${r}${e[n]}`,(e=>{this._parseModel(e,t,o,null,c),o.preFinalize(),n++,this.scheduleTask(a,200)}),s)};a()},u=(e,i,s)=>{let n=0;const l=()=>{o.destroyed||n>=e.length?i():this._dataSource.getXKT(`${r}${e[n]}`,(e=>{this._parseModel(e,t,o,a,c),o.preFinalize(),n++,this.scheduleTask(l,200)}),s)};l()};if(e.manifest){const t=e.manifest,i=t.xktFiles;if(!i||0===i.length)return void A("load(): Failed to load model manifest - manifest not valid");const 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XMLHttpRequest;s.open("GET",e,!0),s.responseType="arraybuffer",s.onreadystatechange=function(){4===s.readyState&&(200===s.status?t(s.response):i("getXKT error : "+s.response))},s.send(null)}}}class eE extends z{constructor(e,t={}){if(super("ifcLoader",e,t),this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults,this.includeTypes=t.includeTypes,this.excludeTypes=t.excludeTypes,this.excludeUnclassifiedObjects=t.excludeUnclassifiedObjects,!t.WebIFC)throw"Parameter expected: WebIFC";if(!t.IfcAPI)throw"Parameter expected: IfcAPI";this._webIFC=t.WebIFC,this._ifcAPI=t.IfcAPI}get supportedVersions(){return["2x3","4"]}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new $M}get objectDefaults(){return this._objectDefaults}set objectDefaults(e){this._objectDefaults=e||GP}get includeTypes(){return this._includeTypes}set includeTypes(e){this._includeTypes=e}get excludeTypes(){return this._excludeTypes}set excludeTypes(e){this._excludeTypes=e}get excludeUnclassifiedObjects(){return this._excludeUnclassifiedObjects}set excludeUnclassifiedObjects(e){this._excludeUnclassifiedObjects=!!e}get globalizeObjectIds(){return this._globalizeObjectIds}set globalizeObjectIds(e){this._globalizeObjectIds=!!e}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new zc(this.viewer.scene,y.apply(e,{isModel:!0}));if(!e.src&&!e.ifc)return this.error("load() param expected: src or IFC"),t;const i={autoNormals:!0};if(!1!==e.loadMetadata){const t=e.includeTypes||this._includeTypes,s=e.excludeTypes||this._excludeTypes,r=e.objectDefaults||this._objectDefaults;if(t){i.includeTypesMap={};for(let e=0,s=t.length;e<s;e++)i.includeTypesMap[t[e]]=!0}if(s){i.excludeTypesMap={};for(let e=0,t=s.length;e<t;e++)i.excludeTypesMap[s[e]]=!0}r&&(i.objectDefaults=r),i.excludeUnclassifiedObjects=void 0!==e.excludeUnclassifiedObjects?!!e.excludeUnclassifiedObjects:this._excludeUnclassifiedObjects,i.globalizeObjectIds=void 0!==e.globalizeObjectIds?!!e.globalizeObjectIds:this._globalizeObjectIds}try{e.src?this._loadModel(e.src,e,i,t):this._parseModel(e.ifc,e,i,t)}catch(e){this.error(e),t.fire("error",e)}return t}_loadModel(e,t,i,s){const r=this.viewer.scene.canvas.spinner;r.processes++,this._dataSource.getIFC(t.src,(e=>{this._parseModel(e,t,i,s),r.processes--}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}_parseModel(e,t,i,s){if(s.destroyed)return;const r=t.stats||{};if(r.sourceFormat="IFC",r.schemaVersion="",r.title="",r.author="",r.created="",r.numMetaObjects=0,r.numPropertySets=0,r.numObjects=0,r.numGeometries=0,r.numTriangles=0,r.numVertices=0,!this._ifcAPI)throw"WebIFCLoaderPlugin has no WebIFC instance configured - please inject via WebIFCLoaderPlugin constructor";const o=new Uint8Array(e),n=this._ifcAPI.OpenModel(o),a=this._ifcAPI.GetModelSchema(n),l=this._ifcAPI.GetLineIDsWithType(n,this._webIFC.IFCPROJECT).get(0),A=!1!==t.loadMetadata,h={modelID:n,modelSchema:a,sceneModel:s,loadMetadata:A,metadata:A?{id:"",projectId:""+l,author:"",createdAt:"",schema:"",creatingApplication:"",metaObjects:[],propertySets:[]}:null,metaObjects:{},options:i,log:function(e){},nextId:0,stats:r};if(A){if(i.includeTypes){h.includeTypes={};for(let e=0,t=i.includeTypes.length;e<t;e++)h.includeTypes[i.includeTypes[e]]=!0}if(i.excludeTypes){h.excludeTypes={};for(let e=0,t=i.excludeTypes.length;e<t;e++)h.excludeTypes[i.excludeTypes[e]]=!0}this._parseMetaObjects(h),this._parsePropertySets(h)}if(this._parseGeometry(h),s.finalize(),A){const e=s.id;this.viewer.metaScene.createMetaModel(e,h.metadata,i)}s.scene.once("tick",(()=>{s.destroyed||(s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1))}))}_parseMetaObjects(e){const t=this._ifcAPI.GetLineIDsWithType(e.modelID,this._webIFC.IFCPROJECT).get(0),i=this._ifcAPI.GetLine(e.modelID,t);this._parseSpatialChildren(e,i)}_parseSpatialChildren(e,t,i){const s=this._ifcAPI.GetNameFromTypeCode(t.type);if(e.includeTypes&&!e.includeTypes[s])return;if(e.excludeTypes&&e.excludeTypes[s])return;this._createMetaObject(e,t,i);const r=t.GlobalId.value;this._parseRelatedItemsOfType(e,t.expressID,"RelatingObject","RelatedObjects",this._webIFC.IFCRELAGGREGATES,r),this._parseRelatedItemsOfType(e,t.expressID,"RelatingStructure","RelatedElements",this._webIFC.IFCRELCONTAINEDINSPATIALSTRUCTURE,r)}_createMetaObject(e,t,i){const s=t.GlobalId.value,r=this._ifcAPI.GetNameFromTypeCode(t.type),o={id:s,name:t.Name&&""!==t.Name.value?t.Name.value:r,type:r,parent:i};e.metadata.metaObjects.push(o),e.metaObjects[s]=o,e.stats.numMetaObjects++}_parseRelatedItemsOfType(e,t,i,s,r,o){const n=this._ifcAPI.GetLineIDsWithType(e.modelID,r);for(let r=0;r<n.size();r++){const a=n.get(r),l=this._ifcAPI.GetLine(e.modelID,a),A=l[i];let h=!1;if(Array.isArray(A)){h=A.map((e=>e.value)).includes(t)}else h=A.value===t;if(h){const t=l[s];if(Array.isArray(t))t.forEach((t=>{const i=this._ifcAPI.GetLine(e.modelID,t.value);this._parseSpatialChildren(e,i,o)}));else{const i=this._ifcAPI.GetLine(e.modelID,t.value);this._parseSpatialChildren(e,i,o)}}}}_parsePropertySets(e){const t=this._ifcAPI.GetLineIDsWithType(e.modelID,this._webIFC.IFCRELDEFINESBYPROPERTIES);for(let i=0;i<t.size();i++){let s=t.get(i),r=this._ifcAPI.GetLine(e.modelID,s,!0);if(r){const t=r.RelatingPropertyDefinition;if(!t)continue;const i=t.GlobalId.value,s=t.HasProperties;if(s&&s.length>0){const o="Default",n=t.Name.value,a=[];for(let e=0,t=s.length;e<t;e++){const t=s[e],i=t.Name,r=t.NominalValue;if(i&&r){const e={name:i.value,type:r.type,value:r.value,valueType:r.valueType};t.Description?e.description=t.Description.value:r.description&&(e.description=r.description),a.push(e)}}const l={id:i,type:o,name:n,properties:a};e.metadata.propertySets.push(l),e.stats.numPropertySets++;const A=r.RelatedObjects;if(!A||0===A.length)return;for(let t=0,s=A.length;t<s;t++){const s=A[t].GlobalId.value,r=e.metaObjects[s];r&&(r.propertySetIds||(r.propertySetIds=[]),r.propertySetIds.push(i))}}}}}_parseGeometry(e){this._ifcAPI.StreamAllMeshes(e.modelID,(t=>{const i=t.expressID,s=t.geometries,r=[],o=this._ifcAPI.GetLine(e.modelID,i).GlobalId.value;if(e.loadMetadata){const t=o,i=e.metaObjects[t];if(e.includeTypes&&(!i||!e.includeTypes[i.type]))return;if(e.excludeTypes&&(!i||e.excludeTypes[i.type]))return}const n=d.mat4(),a=d.vec3();for(let t=0,i=s.size();t<i;t++){const i=s.get(t),o=this._ifcAPI.GetGeometry(e.modelID,i.geometryExpressID),l=this._ifcAPI.GetVertexArray(o.GetVertexData(),o.GetVertexDataSize()),A=this._ifcAPI.GetIndexArray(o.GetIndexData(),o.GetIndexDataSize()),h=new Float64Array(l.length/2),c=new Float32Array(l.length/2);for(let e=0,t=0,i=l.length/6;e<i;e++,t+=3)h[t+0]=l[6*e+0],h[t+1]=l[6*e+1],h[t+2]=l[6*e+2];n.set(i.flatTransformation),d.transformPositions3(n,h);const u=q(h,h,a);if(!e.options.autoNormals)for(let e=0,t=0,i=l.length/6;e<i;e++,t+=3)c[t+0]=l[6*e+3],c[t+1]=l[6*e+4],c[t+2]=l[6*e+5];e.stats.numGeometries++,e.stats.numVertices+=h.length/3,e.stats.numTriangles+=A.length/3;const p="mesh"+e.nextId++;e.sceneModel.createMesh({id:p,primitive:"triangles",origin:u?a:null,positions:h,normals:e.options.autoNormals?null:c,indices:A,color:[i.color.x,i.color.y,i.color.z],opacity:i.color.w}),r.push(p)}const l=e.options.globalizeObjectIds?d.globalizeObjectId(e.sceneModel.id,o):o;e.sceneModel.createEntity({id:l,meshIds:r,isObject:!0}),e.stats.numObjects++}))}}class tE{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getLAS(e,t,i){e=this._cacheBusterURL(e);var s=()=>{};t=t||s,i=i||s;const r=e.match(/^data:(.*?)(;base64)?,(.*)$/);if(r){const e=!!r[2];var o=r[3];o=window.decodeURIComponent(o),e&&(o=window.atob(o));try{const e=new ArrayBuffer(o.length),i=new Uint8Array(e);for(var n=0;n<o.length;n++)i[n]=o.charCodeAt(n);t(e)}catch(e){i(e)}}else{const s=new XMLHttpRequest;s.open("GET",e,!0),s.responseType="arraybuffer",s.onreadystatechange=function(){4===s.readyState&&(200===s.status?t(s.response):i("getXKT error : "+s.response))},s.send(null)}}}const iE=[{item:"FileSignature",format:"char",size:4},{item:"FileSoureceID",format:"uShort",size:2},{item:"GlobalEncoding",format:"uShort",size:2},{item:"ProjectID1",format:"notUsed",size:4},{item:"ProjectID2",format:"notUsed",size:2},{item:"ProjectID3",format:"notUsed",size:2},{item:"ProjectID4",format:"notUsed",size:8},{item:"VersionMajor",format:"uChar",size:1},{item:"VersionMinor",format:"uChar",size:1},{item:"SystemIdentifier",format:"char",size:32},{item:"GeneratingSoftware",format:"char",size:32},{item:"CreationDay",format:"uShort",size:2},{item:"CreationYear",format:"uShort",size:2},{item:"HeaderSize",format:"uShort",size:2},{item:"OffsetToPointData",format:"uLong",size:4},{item:"NumberOfVariableLengthRecords",format:"uLong",size:4},{item:"PointDataFormatID",format:"uChar",size:1},{item:"PointDataRecordLength",format:"uShort",size:2},{item:"NumberOfPoints",format:"uLong",size:4},{item:"NumberOfPointByReturn",format:"uLong",size:20},{item:"ScaleFactorX",format:"double",size:8},{item:"ScaleFactorY",format:"double",size:8},{item:"ScaleFactorZ",format:"double",size:8},{item:"OffsetX",format:"double",size:8},{item:"OffsetY",format:"double",size:8},{item:"OffsetZ",format:"double",size:8},{item:"MaxX",format:"double",size:8},{item:"MinX",format:"double",size:8},{item:"MaxY",format:"double",size:8},{item:"MinY",format:"double",size:8},{item:"MaxZ",format:"double",size:8},{item:"MinZ",format:"double",size:8}],sE=[{item:"Reserved",format:"uShort",size:2},{item:"UserId",format:"char",size:16},{item:"RecordId",format:"uShort",size:2},{item:"RecordLengthAfterHeader",format:"uShort",size:2},{item:"Description",format:"char",size:32}],rE=e=>{let t=0,i=0,s=0;const r=new DataView(e),o=new Uint8Array(6e3),n=({item:s,format:o,size:n})=>{let a,l;switch(o){case"char":return l=new Uint8Array(e,t,n),t+=n,a=nE(l),[s,a];case"uShort":return a=r.getUint16(t,!0),t+=n,[s,a];case"uLong":return a=r.getUint32(t,!0),"NumberOfVariableLengthRecords"===s&&(i=a),t+=n,[s,a];case"uChar":return a=r.getUint8(t),t+=n,[s,a];case"double":return a=r.getFloat64(t,!0),t+=n,[s,a];default:t+=n}};return(()=>{const e={};iE.forEach((t=>{const i=n({...t});if(void 0!==i){if("FileSignature"===i[0]&&"LASF"!==i[1])throw new Error("Ivalid FileSignature. Is this a LAS/LAZ file");e[i[0]]=i[1]}}));const r=[];let a=i;for(;a--;){const e={};sE.forEach((i=>{const r=n({...i});e[r[0]]=r[1],"UserId"===r[0]&&"LASF_Projection"===r[1]&&(s=t-18+54)})),r.push(e)}const l=(e=>{if(void 0===e)return;const t=s+e.RecordLengthAfterHeader,i=o.slice(s,t),r=oE(i),n=new DataView(r);let a=6,l=Number(n.getUint16(a,!0));const A=[];for(;l--;){const e={};e.key=n.getUint16(a+=2,!0),e.tiffTagLocation=n.getUint16(a+=2,!0),e.count=n.getUint16(a+=2,!0),e.valueOffset=n.getUint16(a+=2,!0),A.push(e)}const h=A.find((e=>3072===e.key));if(h&&h.hasOwnProperty("valueOffset"))return h.valueOffset})(r.find((e=>"LASF_Projection"===e.UserId)));return l&&(e.epsg=l),e})()},oE=e=>{let t=new ArrayBuffer(e.length),i=new Uint8Array(t);for(let t=0;t<e.length;++t)i[t]=e[t];return t},nE=e=>{let t="";return e.forEach((e=>{let i=String.fromCharCode(e);"\0"!==i&&(t+=i)})),t.trim()};class aE extends z{constructor(e,t={}){super("lasLoader",e,t),this.dataSource=t.dataSource,this.skip=t.skip,this.fp64=t.fp64,this.colorDepth=t.colorDepth,this.center=t.center,this.rotate=t.rotate,this.rotateX=t.rotateX,this.transform=t.transform}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new tE}get skip(){return this._skip}set skip(e){this._skip=e||1}get fp64(){return this._fp64}set fp64(e){this._fp64=!!e}get colorDepth(){return this._colorDepth}set colorDepth(e){this._colorDepth=e||"auto"}get center(){return this._center}set center(e){this._center=!!e}get transform(){return this._transform}set transform(e){this._transform=e}get rotate(){return this._rotate}set rotate(e){this._rotate=e}get rotateX(){return this._rotateX}set rotateX(e){this._rotateX=e}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new zc(this.viewer.scene,y.apply(e,{maxGeometryBatchSize:5e5,isModel:!0}));if(!e.src&&!e.las)return this.error("load() param expected: src or las"),t;const i={las:{skip:this._skip,fp64:this._fp64,colorDepth:this._colorDepth}};if(e.src)this._loadModel(e.src,e,i,t);else{const s=this.viewer.scene.canvas.spinner;s.processes++,this._parseModel(e.las,e,i,t).then((()=>{s.processes--}),(e=>{s.processes--,this.error(e),t.fire("error",e)}))}return t}_loadModel(e,t,i,s){const r=this.viewer.scene.canvas.spinner;r.processes++,this._dataSource.getLAS(t.src,(e=>{this._parseModel(e,t,i,s).then((()=>{r.processes--}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}_parseModel(e,t,i,s){const r=e=>{const t=e.value;if(this._center){const e=d.vec3(),i=t.length;for(let i=0,s=t.length;i<s;i+=3)e[0]+=t[i+0],e[1]+=t[i+1],e[2]+=t[i+2];e[0]/=i,e[1]/=i,e[2]/=i;for(let i=0,s=t.length;i<s;i+=3)t[i+0]-=e[0],t[i+1]-=e[1],t[i+2]-=e[2]}if(this._rotateX&&t)for(let e=0,i=t.length;e<i;e+=3){const i=t[e+1];t[e+1]=t[e+2],t[e+2]=i}if(this._rotate){const e=d.identityQuaternion(),i=d.mat4();d.eulerToQuaternion(this._rotate,"XYZ",e),d.quaternionToRotationMat4(e,i);const s=d.vec3();for(let e=0,r=t.length;e<r;e+=3)s[0]=t[e+0],s[1]=t[e+1],s[2]=t[e+2],d.transformPoint3(i,s,s),t[e+0]=s[0],t[e+1]=s[1],t[e+2]=s[2]}if(this._transform){const e=d.mat4(this._transform),i=d.vec3();for(let s=0,r=t.length;s<r;s+=3)i[0]=t[s+0],i[1]=t[s+1],i[2]=t[s+2],d.transformPoint3(e,i,i),t[s+0]=i[0],t[s+1]=i[1],t[s+2]=i[2]}return t};function o(e,t){const i=e.value,s=e.size,r=t.value,o=4*r.length,n=new Uint8Array(o);for(let e=0,t=0,o=0,a=r.length;e<a;e++,o+=s,t+=4)n[t+0]=i[o+0],n[t+1]=i[o+1],n[t+2]=i[o+2],n[t+3]=Math.round(r[e]/65536*255);return n}function n(e){const t=e.value,i=4*t.length,s=new Uint8Array(i);for(let e=0,i=0,r=t.length;e<r;e++,i+=4)s[i+0]=0,s[i+1]=0,s[i+2]=0,s[i+3]=Math.round(t[e]/65536*255);return s}return new Promise(((a,l)=>{if(s.destroyed)return void l();const A=t.stats||{};A.sourceFormat="LAS",A.schemaVersion="",A.title="",A.author="",A.created="",A.numMetaObjects=0,A.numPropertySets=0,A.numObjects=0,A.numGeometries=0,A.numTriangles=0,A.numVertices=0;try{const A=rE(e);tB(e,OP,i).then((e=>{const h=e.attributes,c=e.loaderData,u=void 0!==c.pointsFormatId?c.pointsFormatId:-1;if(!h.POSITION)return s.finalize(),void l("No positions found in file");let p,f;switch(u){case 0:p=r(h.POSITION),f=n(h.intensity);break;case 1:if(!h.intensity)return s.finalize(),void l("No positions found in file");p=r(h.POSITION),f=n(h.intensity);break;case 2:case 3:if(!h.intensity)return s.finalize(),void l("No positions found in file");p=r(h.POSITION),f=o(h.COLOR_0,h.intensity)}const g=lE(p,15e5),m=lE(f,2e6),_=[];for(let e=0,t=g.length;e<t;e++){const t=`pointsMesh${e}`;_.push(t),s.createMesh({id:t,primitive:"points",positions:g[e],colorsCompressed:e<m.length?m[e]:null})}const v=t.entityId||d.createUUID();if(s.createEntity({id:v,meshIds:_,isObject:!0}),s.finalize(),t.metaModelJSON){const e=s.id;this.viewer.metaScene.createMetaModel(e,t.metaModelJSON,i)}else if(!1!==t.loadMetadata){const e=d.createUUID(),t={projectId:"",author:"",createdAt:"",schema:"",creatingApplication:"",metaObjects:[{id:e,name:"Model",type:"Model"},{id:v,name:"PointCloud (LAS)",type:"PointCloud",parent:e,attributes:A||{}}],propertySets:[]},r=s.id;this.viewer.metaScene.createMetaModel(r,t,i)}s.scene.once("tick",(()=>{s.destroyed||(s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1))})),a()}))}catch(e){s.finalize(),l(e)}}))}}function lE(e,t){if(t>=e.length)return[e];let i=[];for(let s=0;s<e.length;s+=t)i.push(e.slice(s,s+t));return i}class AE{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getCityJSON(e,t,i){y.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}}function hE(e,t,i){i=i||2;var s,r,o,n,a,l,A,h=t&&t.length,c=h?t[0]*i:e.length,u=cE(e,0,c,i,!0),d=[];if(!u||u.next===u.prev)return d;if(h&&(u=function(e,t,i,s){var r,o,n,a=[];for(r=0,o=t.length;r<o;r++)(n=cE(e,t[r]*s,r<o-1?t[r+1]*s:e.length,s,!1))===n.next&&(n.steiner=!0),a.push(xE(n));for(a.sort(_E),r=0;r<a.length;r++)vE(a[r],i),i=uE(i,i.next);return i}(e,t,u,i)),e.length>80*i){s=o=e[0],r=n=e[1];for(var p=i;p<c;p+=i)(a=e[p])<s&&(s=a),(l=e[p+1])<r&&(r=l),a>o&&(o=a),l>n&&(n=l);A=0!==(A=Math.max(o-s,n-r))?1/A:0}return dE(u,d,i,s,r,A),d}function cE(e,t,i,s,r){var o,n;if(r===LE(e,t,i,s)>0)for(o=t;o<i;o+=s)n=SE(o,e[o],e[o+1],n);else for(o=i-s;o>=t;o-=s)n=SE(o,e[o],e[o+1],n);return n&&CE(n,n.next)&&(TE(n),n=n.next),n}function uE(e,t){if(!e)return e;t||(t=e);var i,s=e;do{if(i=!1,s.steiner||!CE(s,s.next)&&0!==PE(s.prev,s,s.next))s=s.next;else{if(TE(s),(s=t=s.prev)===s.next)break;i=!0}}while(i||s!==t);return t}function dE(e,t,i,s,r,o,n){if(e){!n&&o&&function(e,t,i,s){var r=e;do{null===r.z&&(r.z=yE(r.x,r.y,t,i,s)),r.prevZ=r.prev,r.nextZ=r.next,r=r.next}while(r!==e);r.prevZ.nextZ=null,r.prevZ=null,function(e){var t,i,s,r,o,n,a,l,A=1;do{for(i=e,e=null,o=null,n=0;i;){for(n++,s=i,a=0,t=0;t<A&&(a++,s=s.nextZ);t++);for(l=A;a>0||l>0&&s;)0!==a&&(0===l||!s||i.z<=s.z)?(r=i,i=i.nextZ,a--):(r=s,s=s.nextZ,l--),o?o.nextZ=r:e=r,r.prevZ=o,o=r;i=s}o.nextZ=null,A*=2}while(n>1)}(r)}(e,s,r,o);for(var a,l,A=e;e.prev!==e.next;)if(a=e.prev,l=e.next,o?fE(e,s,r,o):pE(e))t.push(a.i/i),t.push(e.i/i),t.push(l.i/i),TE(e),e=l.next,A=l.next;else if((e=l)===A){n?1===n?dE(e=gE(uE(e),t,i),t,i,s,r,o,2):2===n&&mE(e,t,i,s,r,o):dE(uE(e),t,i,s,r,o,1);break}}}function pE(e){var t=e.prev,i=e,s=e.next;if(PE(t,i,s)>=0)return!1;for(var r=e.next.next;r!==e.prev;){if(BE(t.x,t.y,i.x,i.y,s.x,s.y,r.x,r.y)&&PE(r.prev,r,r.next)>=0)return!1;r=r.next}return!0}function fE(e,t,i,s){var r=e.prev,o=e,n=e.next;if(PE(r,o,n)>=0)return!1;for(var a=r.x<o.x?r.x<n.x?r.x:n.x:o.x<n.x?o.x:n.x,l=r.y<o.y?r.y<n.y?r.y:n.y:o.y<n.y?o.y:n.y,A=r.x>o.x?r.x>n.x?r.x:n.x:o.x>n.x?o.x:n.x,h=r.y>o.y?r.y>n.y?r.y:n.y:o.y>n.y?o.y:n.y,c=yE(a,l,t,i,s),u=yE(A,h,t,i,s),d=e.prevZ,p=e.nextZ;d&&d.z>=c&&p&&p.z<=u;){if(d!==e.prev&&d!==e.next&&BE(r.x,r.y,o.x,o.y,n.x,n.y,d.x,d.y)&&PE(d.prev,d,d.next)>=0)return!1;if(d=d.prevZ,p!==e.prev&&p!==e.next&&BE(r.x,r.y,o.x,o.y,n.x,n.y,p.x,p.y)&&PE(p.prev,p,p.next)>=0)return!1;p=p.nextZ}for(;d&&d.z>=c;){if(d!==e.prev&&d!==e.next&&BE(r.x,r.y,o.x,o.y,n.x,n.y,d.x,d.y)&&PE(d.prev,d,d.next)>=0)return!1;d=d.prevZ}for(;p&&p.z<=u;){if(p!==e.prev&&p!==e.next&&BE(r.x,r.y,o.x,o.y,n.x,n.y,p.x,p.y)&&PE(p.prev,p,p.next)>=0)return!1;p=p.nextZ}return!0}function gE(e,t,i){var s=e;do{var r=s.prev,o=s.next.next;!CE(r,o)&&ME(r,s,s.next,o)&&IE(r,o)&&IE(o,r)&&(t.push(r.i/i),t.push(s.i/i),t.push(o.i/i),TE(s),TE(s.next),s=e=o),s=s.next}while(s!==e);return uE(s)}function mE(e,t,i,s,r,o){var n=e;do{for(var a=n.next.next;a!==n.prev;){if(n.i!==a.i&&wE(n,a)){var l=DE(n,a);return n=uE(n,n.next),l=uE(l,l.next),dE(n,t,i,s,r,o),void dE(l,t,i,s,r,o)}a=a.next}n=n.next}while(n!==e)}function _E(e,t){return e.x-t.x}function vE(e,t){if(t=function(e,t){var i,s=t,r=e.x,o=e.y,n=-1/0;do{if(o<=s.y&&o>=s.next.y&&s.next.y!==s.y){var a=s.x+(o-s.y)*(s.next.x-s.x)/(s.next.y-s.y);if(a<=r&&a>n){if(n=a,a===r){if(o===s.y)return s;if(o===s.next.y)return s.next}i=s.x<s.next.x?s:s.next}}s=s.next}while(s!==t);if(!i)return null;if(r===n)return i;var l,A=i,h=i.x,c=i.y,u=1/0;s=i;do{r>=s.x&&s.x>=h&&r!==s.x&&BE(o<c?r:n,o,h,c,o<c?n:r,o,s.x,s.y)&&(l=Math.abs(o-s.y)/(r-s.x),IE(s,e)&&(l<u||l===u&&(s.x>i.x||s.x===i.x&&bE(i,s)))&&(i=s,u=l)),s=s.next}while(s!==A);return i}(e,t),t){var i=DE(t,e);uE(t,t.next),uE(i,i.next)}}function bE(e,t){return PE(e.prev,e,t.prev)<0&&PE(t.next,e,e.next)<0}function yE(e,t,i,s,r){return(e=1431655765&((e=858993459&((e=252645135&((e=16711935&((e=32767*(e-i)*r)|e<<8))|e<<4))|e<<2))|e<<1))|(t=1431655765&((t=858993459&((t=252645135&((t=16711935&((t=32767*(t-s)*r)|t<<8))|t<<4))|t<<2))|t<<1))<<1}function xE(e){var t=e,i=e;do{(t.x<i.x||t.x===i.x&&t.y<i.y)&&(i=t),t=t.next}while(t!==e);return i}function BE(e,t,i,s,r,o,n,a){return(r-n)*(t-a)-(e-n)*(o-a)>=0&&(e-n)*(s-a)-(i-n)*(t-a)>=0&&(i-n)*(o-a)-(r-n)*(s-a)>=0}function wE(e,t){return e.next.i!==t.i&&e.prev.i!==t.i&&!function(e,t){var i=e;do{if(i.i!==e.i&&i.next.i!==e.i&&i.i!==t.i&&i.next.i!==t.i&&ME(i,i.next,e,t))return!0;i=i.next}while(i!==e);return!1}(e,t)&&(IE(e,t)&&IE(t,e)&&function(e,t){var i=e,s=!1,r=(e.x+t.x)/2,o=(e.y+t.y)/2;do{i.y>o!=i.next.y>o&&i.next.y!==i.y&&r<(i.next.x-i.x)*(o-i.y)/(i.next.y-i.y)+i.x&&(s=!s),i=i.next}while(i!==e);return s}(e,t)&&(PE(e.prev,e,t.prev)||PE(e,t.prev,t))||CE(e,t)&&PE(e.prev,e,e.next)>0&&PE(t.prev,t,t.next)>0)}function PE(e,t,i){return(t.y-e.y)*(i.x-t.x)-(t.x-e.x)*(i.y-t.y)}function CE(e,t){return e.x===t.x&&e.y===t.y}function ME(e,t,i,s){var r=FE(PE(e,t,i)),o=FE(PE(e,t,s)),n=FE(PE(i,s,e)),a=FE(PE(i,s,t));return r!==o&&n!==a||(!(0!==r||!EE(e,i,t))||(!(0!==o||!EE(e,s,t))||(!(0!==n||!EE(i,e,s))||!(0!==a||!EE(i,t,s)))))}function EE(e,t,i){return t.x<=Math.max(e.x,i.x)&&t.x>=Math.min(e.x,i.x)&&t.y<=Math.max(e.y,i.y)&&t.y>=Math.min(e.y,i.y)}function FE(e){return e>0?1:e<0?-1:0}function IE(e,t){return PE(e.prev,e,e.next)<0?PE(e,t,e.next)>=0&&PE(e,e.prev,t)>=0:PE(e,t,e.prev)<0||PE(e,e.next,t)<0}function DE(e,t){var i=new RE(e.i,e.x,e.y),s=new RE(t.i,t.x,t.y),r=e.next,o=t.prev;return e.next=t,t.prev=e,i.next=r,r.prev=i,s.next=i,i.prev=s,o.next=s,s.prev=o,s}function SE(e,t,i,s){var r=new RE(e,t,i);return s?(r.next=s.next,r.prev=s,s.next.prev=r,s.next=r):(r.prev=r,r.next=r),r}function TE(e){e.next.prev=e.prev,e.prev.next=e.next,e.prevZ&&(e.prevZ.nextZ=e.nextZ),e.nextZ&&(e.nextZ.prevZ=e.prevZ)}function RE(e,t,i){this.i=e,this.x=t,this.y=i,this.prev=null,this.next=null,this.z=null,this.prevZ=null,this.nextZ=null,this.steiner=!1}function LE(e,t,i,s){for(var r=0,o=t,n=i-s;o<i;o+=s)r+=(e[n]-e[o])*(e[o+1]+e[n+1]),n=o;return r}hE.deviation=function(e,t,i,s){var r=t&&t.length,o=r?t[0]*i:e.length,n=Math.abs(LE(e,0,o,i));if(r)for(var a=0,l=t.length;a<l;a++){var A=t[a]*i,h=a<l-1?t[a+1]*i:e.length;n-=Math.abs(LE(e,A,h,i))}var c=0;for(a=0;a<s.length;a+=3){var u=s[a]*i,d=s[a+1]*i,p=s[a+2]*i;c+=Math.abs((e[u]-e[p])*(e[d+1]-e[u+1])-(e[u]-e[d])*(e[p+1]-e[u+1]))}return 0===n&&0===c?0:Math.abs((c-n)/n)},hE.flatten=function(e){for(var t=e[0][0].length,i={vertices:[],holes:[],dimensions:t},s=0,r=0;r<e.length;r++){for(var o=0;o<e[r].length;o++)for(var n=0;n<t;n++)i.vertices.push(e[r][o][n]);r>0&&(s+=e[r-1].length,i.holes.push(s))}return i};const UE=d.vec2(),OE=d.vec3(),kE=d.vec3(),NE=d.vec3();class QE extends z{constructor(e,t={}){super("cityJSONLoader",e,t),this.dataSource=t.dataSource}get dataSource(){return this._dataSource}set dataSource(e){this._dataSource=e||new AE}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new zc(this.viewer.scene,y.apply(e,{isModel:!0,edges:!0}));if(!e.src&&!e.cityJSON)return this.error("load() param expected: src or cityJSON"),t;const i={};if(e.src)this._loadModel(e.src,e,i,t);else{const s=this.viewer.scene.canvas.spinner;s.processes++,this._parseModel(e.cityJSON,e,i,t),s.processes--}return t}_loadModel(e,t,i,s){const r=this.viewer.scene.canvas.spinner;r.processes++,this._dataSource.getCityJSON(t.src,(e=>{this._parseModel(e,t,i,s),r.processes--}),(e=>{r.processes--,this.error(e),s.fire("error",e)}))}_parseModel(e,t,i,s){if(s.destroyed)return;const r=e.transform?this._transformVertices(e.vertices,e.transform,i.rotateX):e.vertices,o=t.stats||{};o.sourceFormat=e.type||"CityJSON",o.schemaVersion=e.version||"",o.title="",o.author="",o.created="",o.numMetaObjects=0,o.numPropertySets=0,o.numObjects=0,o.numGeometries=0,o.numTriangles=0,o.numVertices=0;const n=!1!==t.loadMetadata,a=n?{id:d.createUUID(),name:"Model",type:"Model"}:null,l=n?{id:"",projectId:"",author:"",createdAt:"",schema:e.version||"",creatingApplication:"",metaObjects:[a],propertySets:[]}:null,A={data:e,vertices:r,sceneModel:s,loadMetadata:n,metadata:l,rootMetaObject:a,nextId:0,stats:o};if(this._parseCityJSON(A),s.finalize(),n){const e=s.id;this.viewer.metaScene.createMetaModel(e,A.metadata,i)}s.scene.once("tick",(()=>{s.destroyed||(s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1))}))}_transformVertices(e,t,i){const s=[],r=t.scale||d.vec3([1,1,1]),o=t.translate||d.vec3([0,0,0]);for(let t=0,n=0;t<e.length;t++,n+=3){const n=e[t][0]*r[0]+o[0],a=e[t][1]*r[1]+o[1],l=e[t][2]*r[2]+o[2];i?s.push([n,l,a]):s.push([n,a,l])}return s}_parseCityJSON(e){const t=e.data.CityObjects;for(const i in t)if(t.hasOwnProperty(i)){const s=t[i];this._parseCityObject(e,s,i)}}_parseCityObject(e,t,i){const s=e.sceneModel,r=e.data;if(e.loadMetadata){const s=i,r=t.type,o=r+" : "+i,n=t.parents?t.parents[0]:e.rootMetaObject.id;e.metadata.metaObjects.push({id:s,name:o,type:r,parent:n})}if(e.stats.numMetaObjects++,!(t.geometry&&t.geometry.length>0))return;const o=[];for(let i=0,s=t.geometry.length;i<s;i++){const s=t.geometry[i];let n,a;const l=r.appearance;if(l){const e=l.materials;if(e){const t=s.material;if(t){const s=Object.keys(t);if(s.length>0){const r=t[s[0]];if(void 0!==r.value)n=e[r.value];else{const t=r.values;if(t){a=[];for(let s=0,r=t.length;s<r;s++){const s=e[t[i]];a.push(s)}}}}}}}a?this._parseGeometrySurfacesWithOwnMaterials(e,s,a,o):this._parseGeometrySurfacesWithSharedMaterial(e,s,n,o)}o.length>0&&(s.createEntity({id:i,meshIds:o,isObject:!0}),e.stats.numObjects++)}_parseGeometrySurfacesWithOwnMaterials(e,t,i,s){switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":const r=t.boundaries;this._parseSurfacesWithOwnMaterials(e,i,r,s);break;case"Solid":const o=t.boundaries;for(let t=0;t<o.length;t++){const r=o[t];this._parseSurfacesWithOwnMaterials(e,i,r,s)}break;case"MultiSolid":case"CompositeSolid":const n=t.boundaries;for(let t=0;t<n.length;t++)for(let r=0;r<n[t].length;r++){const o=n[t][r];this._parseSurfacesWithOwnMaterials(e,i,o,s)}}}_parseSurfacesWithOwnMaterials(e,t,i,s){const r=e.vertices,o=e.sceneModel;for(let n=0;n<i.length;n++){const a=i[n],l=t[n]||{diffuseColor:[.8,.8,.8],transparency:1},A=[],h=[],c=[],u={positions:[],indices:[]};for(let t=0;t<a.length;t++){A.length>0&&h.push(A.length);const i=this._extractLocalIndices(e,a[t],c,u);A.push(...i)}if(3===A.length)u.indices.push(A[0]),u.indices.push(A[1]),u.indices.push(A[2]);else if(A.length>3){const e=[];for(let t=0;t<A.length;t++)e.push({x:r[c[A[t]]][0],y:r[c[A[t]]][1],z:r[c[A[t]]][2]});const t=this._getNormalOfPositions(e,d.vec3());let i=[];for(let s=0;s<e.length;s++)this._to2D(e[s],t,UE),i.unshift(UE[0]),i.unshift(UE[1]);const s=hE(i,h,2);for(let e=0;e<s.length;e+=3)u.indices.unshift(A[s[e]]),u.indices.unshift(A[s[e+1]]),u.indices.unshift(A[s[e+2]])}const p=""+e.nextId++;o.createMesh({id:p,primitive:"triangles",positions:u.positions,indices:u.indices,color:l&&l.diffuseColor?l.diffuseColor:[.8,.8,.8],opacity:l&&void 0!==l.transparency?1-l.transparency:1}),s.push(p),e.stats.numGeometries++,e.stats.numVertices+=u.positions.length/3,e.stats.numTriangles+=u.indices.length/3}}_parseGeometrySurfacesWithSharedMaterial(e,t,i,s){const r=e.sceneModel,o=[],n={positions:[],indices:[]};switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":const i=t.boundaries;this._parseSurfacesWithSharedMaterial(e,i,o,n);break;case"Solid":const s=t.boundaries;for(let t=0;t<s.length;t++){const i=s[t];this._parseSurfacesWithSharedMaterial(e,i,o,n)}break;case"MultiSolid":case"CompositeSolid":const r=t.boundaries;for(let t=0;t<r.length;t++)for(let i=0;i<r[t].length;i++){const s=r[t][i];this._parseSurfacesWithSharedMaterial(e,s,o,n)}}if(n.positions.length>0&&n.indices.length>0){const t=""+e.nextId++;r.createMesh({id:t,primitive:"triangles",positions:n.positions,indices:n.indices,color:i&&i.diffuseColor?i.diffuseColor:[.8,.8,.8],opacity:1}),s.push(t),e.stats.numGeometries++,e.stats.numVertices+=n.positions.length/3,e.stats.numTriangles+=n.indices.length/3}}_parseSurfacesWithSharedMaterial(e,t,i,s){const r=e.vertices;for(let o=0;o<t.length;o++){let n=[],a=[];for(let r=0;r<t[o].length;r++){n.length>0&&a.push(n.length);const l=this._extractLocalIndices(e,t[o][r],i,s);n.push(...l)}if(3===n.length)s.indices.push(n[0]),s.indices.push(n[1]),s.indices.push(n[2]);else if(n.length>3){let e=[];for(let t=0;t<n.length;t++)e.push({x:r[i[n[t]]][0],y:r[i[n[t]]][1],z:r[i[n[t]]][2]});const t=this._getNormalOfPositions(e,d.vec3());let o=[];for(let i=0;i<e.length;i++)this._to2D(e[i],t,UE),o.unshift(UE[0]),o.unshift(UE[1]);const l=hE(o,a,2);for(let e=0;e<l.length;e+=3)s.indices.unshift(n[l[e]]),s.indices.unshift(n[l[e+1]]),s.indices.unshift(n[l[e+2]])}}}_extractLocalIndices(e,t,i,s){const r=e.vertices,o=[];for(let e=0,n=t.length;e<n;e++){const n=t[e];if(i.includes(n)){const e=i.indexOf(n);o.push(e)}else s.positions.push(r[n][0]),s.positions.push(r[n][1]),s.positions.push(r[n][2]),o.push(i.length),i.push(n)}return o}_getNormalOfPositions(e,t){for(let i=0;i<e.length;i++){let s=i+1;s===e.length&&(s=0),t[0]+=(e[i].y-e[s].y)*(e[i].z+e[s].z),t[1]+=(e[i].z-e[s].z)*(e[i].x+e[s].x),t[2]+=(e[i].x-e[s].x)*(e[i].y+e[s].y)}return d.normalizeVec3(t)}_to2D(e,t,i){const s=OE,r=kE,o=NE;s[0]=e.x,s[1]=e.y,s[2]=e.z,r[0]=t.x,r[1]=t.y,r[2]=t.z,o[0]=1.1,o[1]=1.1,o[2]=1.1;d.lenVec3(d.subVec3(o,r))<.01&&(o[0]+=1,o[1]+=2,o[2]+=3);const n=d.dotVec3(o,r),a=d.mulVec3Scalar(r,n,d.vec3());o[0]-=a[0],o[1]-=a[1],o[2]-=a[2],d.normalizeVec3(o);const l=d.cross3Vec3(r,o,d.vec3()),A=d.dotVec3(s,o),h=d.dotVec3(s,l);i[0]=A,i[1]=h}}class VE{constructor(e={}){this.cacheBuster=!1!==e.cacheBuster}_cacheBusterURL(e){if(!this.cacheBuster)return e;const t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}getDotBIM(e,t,i){y.loadJSON(this._cacheBusterURL(e),(e=>{t(e)}),(function(e){i(e)}))}}class HE extends z{constructor(e,t={}){super("DotBIMLoader",e,t),this.dataSource=t.dataSource,this.objectDefaults=t.objectDefaults}set dataSource(e){this._dataSource=e||new VE}get dataSource(){return this._dataSource}set objectDefaults(e){this._objectDefaults=e||GP}get objectDefaults(){return this._objectDefaults}load(e={}){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);const t=new zc(this.viewer.scene,y.apply(e,{isModel:!0,backfaces:e.backfaces,dtxEnabled:e.dtxEnabled,rotation:e.rotation,origin:e.origin})),i=t.id;if(!e.src&&!e.dotBIM)return this.error("load() param expected: src or dotBIM"),t;const s=e.objectDefaults||this._objectDefaults||GP;let r,o;if(e.includeTypes){r={};for(let t=0,i=e.includeTypes.length;t<i;t++)r[e.includeTypes[t]]=!0}if(e.excludeTypes){o={},r||(r={});for(let t=0,i=e.excludeTypes.length;t<i;t++)r[e.excludeTypes[t]]=!0}const n=e=>{const t=e.fileData,n=e.sceneModel,a={},l=d.createUUID(),A=d.createUUID(),h=d.createUUID(),c=d.createUUID(),u={metaObjects:[{id:l,name:"Project",type:"Project",parent:null},{id:A,name:"Site",type:"Site",parent:l},{id:h,name:"Building",type:"Building",parent:A},{id:c,name:"BuildingStorey",type:"BuildingStorey",parent:h}],propertySets:[]},p=(e,i)=>{if(a[e])return;const s=t.meshes.find((e=>e.mesh_id===i.mesh_id));n.createGeometry({id:e,primitive:"triangles",positions:s.coordinates,indices:s.indices}),a[e]=!0},f=t.elements;for(let e=0,i=f.length;e<i;e++){const i=f[e],a=i.type;if(o&&o[a])continue;if(r&&!r[a])continue;const l=i.info,A=void 0!==i.guid?`${i.guid}`:void 0!==l&&void 0!==l.id?l.id:e,h=i.mesh_id,d=i.vector,g=i.rotation,m=s?s[a]||s.DEFAULT:null;let _=!0,v=!0;if(void 0===i.face_colors){p(h,i);const e=`${A}-mesh`;let t=i.color?[i.color.r/255,i.color.g/255,i.color.b/255]:[1,1,1],s=i.color?i.color.a/255:1;m&&(!1===m.visible&&(_=!1),!1===m.pickable&&(v=!1),m.colorize&&(t=m.colorize),void 0!==m.opacity&&null!==m.opacity&&(s=m.opacity)),n.createMesh({id:e,geometryId:h,color:t,opacity:s,quaternion:!g||0===g.qz&&0===g.qy&&0===g.qx&&1===g.qw?void 0:[g.qx,g.qy,g.qz,g.qw],position:d?[d.x,d.y,d.z]:void 0}),n.createEntity({id:A,meshIds:[e],visible:_,pickable:v,isObject:!0})}else{let e=i.face_colors,s={},r=0,o=t.meshes.find((e=>e.mesh_id===i.mesh_id));for(let t=0,i=e.length;t<i;t+=4){let i=[e[t],e[t+1],e[t+2],e[t+3]];void 0===s[i]&&(s[i]=[]);let n=o.indices[r],a=o.coordinates[3*n],l=o.coordinates[3*n+1],A=o.coordinates[3*n+2],h=o.indices[r+1],c=o.coordinates[3*h],u=o.coordinates[3*h+1],d=o.coordinates[3*h+2],p=o.indices[r+2],f=o.coordinates[3*p],g=o.coordinates[3*p+1],m=o.coordinates[3*p+2];s[i].push(a,l,A,c,u,d,f,g,m),r+=3}let a=[];for(const[e,t]of Object.entries(s)){n.createGeometry({id:`${h}-${e}`,primitive:"triangles",positions:t,indices:[...Array(t.length/3).keys()]});const i=`${A}-mesh-${e}`,s=e.split(",").map(Number);let r=[s[0]/255,s[1]/255,s[2]/255],o=s[3]/255;m&&(!1===m.visible&&(_=!1),!1===m.pickable&&(v=!1),m.colorize&&(r=m.colorize),void 0!==m.opacity&&null!==m.opacity&&(o=m.opacity)),n.createMesh({id:i,geometryId:`${h}-${e}`,color:r,opacity:o,quaternion:!g||0===g.qz&&0===g.qy&&0===g.qx&&1===g.qw?void 0:[g.qx,g.qy,g.qz,g.qw],position:d?[d.x,d.y,d.z]:void 0}),a.push(i)}n.createEntity({id:A,meshIds:a,visible:_,pickable:v,isObject:!0})}let b=[];for(let e in l)b.push({name:e,value:l[e]});u.propertySets.push({id:A,name:"Properties",properties:b}),u.metaObjects.push({id:A,name:l&&l.Name&&"None"!==l.Name?l.Name:`${i.type} ${A}`,type:i.type,parent:c,propertySetIds:[A]})}n.finalize(),this.viewer.metaScene.createMetaModel(i,u),n.scene.once("tick",(()=>{n.destroyed||(n.scene.fire("modelLoaded",n.id),n.fire("loaded",!0,!1))}))};if(e.src){const i=e.src;this.viewer.scene.canvas.spinner.processes++,this._dataSource.getDotBIM(i,(e=>{n({fileData:e,sceneModel:t,nextId:0,error:function(e){}}),this.viewer.scene.canvas.spinner.processes--}),(e=>{this.viewer.scene.canvas.spinner.processes--,this.error(e)}))}else if(e.dotBIM){const i={fileData:e.dotBIM,sceneModel:t,nextId:0,error:function(e){}};n(i)}return t.once("destroyed",(()=>{this.viewer.metaScene.destroyMetaModel(i)})),t}destroy(){super.destroy()}}const jE=function(e){const t=t=>parseInt(e.substr(t+1,2),16)/255;return[t(0),t(2),t(4)]},GE=function(e){const t=[];for(let i=0;i<e.length;++i)t.push(i);const i=function(){const i=d.vec2(),s=d.vec2();let r=0;for(let o=0;o<t.length;++o){const n=e[t[o]],a=e[t[(o+1)%t.length]],l=e[t[(o+2)%t.length]];d.subVec2(n,a,i),d.subVec2(l,a,s);const A=d.dotVec2(i,s)/Math.sqrt(d.sqLenVec2(i)*d.sqLenVec2(s)),h=Math.acos(Math.max(-1,Math.min(A,1)));r+=i[0]*s[1]-i[1]*s[0]>=0?h:2*Math.PI-h}return r<t.length*Math.PI}(),s=function(){const e=(e,t,i)=>(e[0]-i[0])*(t[1]-i[1])-(t[0]-i[0])*(e[1]-i[1]);return(t,i,s,r)=>{const o=e(t,i,s),n=e(t,s,r),a=e(t,r,i);return!((o<0||n<0||a<0)&&(o>0||n>0||a>0))}}(),r=[],o=(i?t:t.slice(0).reverse()).map((e=>({idx:e})));o.forEach(((e,t)=>{e.prev=o[(t-1+o.length)%o.length],e.next=o[(t+1)%o.length]}));const n=d.vec2(),a=d.vec2();for(;o.length>2;){let t=0;for(;;){if(t>=o.length)throw`isCCW = ${i}; earIdx = ${t}; len = ${o.length}`;const r=o[t],l=e[r.prev.idx],A=e[r.idx],h=e[r.next.idx];if(d.subVec2(l,A,n),d.subVec2(h,A,a),n[0]*a[1]-n[1]*a[0]>=0&&o.every((t=>t===r||t===r.prev||t===r.next||!s(e[t.idx],l,A,h))))break;++t}const l=o[t];o.splice(t,1),r.push([l.idx,l.next.idx,l.prev.idx]);l.prev.next=l.next;l.next.prev=l.prev}return[e,r,i]},zE=function(e,t){const i=e.canvas.canvas,s=i.parentNode,r=document.createElement("div");s.insertBefore(r,i);let o=5;r.style.background=t,r.style.border="2px solid white",r.style.margin="0 0",r.style.zIndex="100",r.style.position="absolute",r.style.pointerEvents="none",r.style.display="none";const n=new fe(e,{}),a=e=>e+"px",l=function(){const e=n.canvasPos.slice();me(i,s,e),r.style.left=a(e[0]-3-o/2),r.style.top=a(e[1]-3-o/2),r.style.borderRadius=a(2*o),r.style.width=a(o),r.style.height=a(o)},A=e.camera.on("viewMatrix",l),h=e.camera.on("projMatrix",l);return{update:function(e){e&&(n.worldPos=e,l()),r.style.display=e?"":"none"},setHighlighted:function(e){o=e?10:5,l()},getCanvasPos:()=>n.canvasPos,getWorldPos:()=>n.worldPos,destroy:function(){r.parentNode.removeChild(r),e.camera.off(A),e.camera.off(h),n.destroy()}}},WE=function(e,t,i){let s=null;const r=r=>{if(r){s&&s.destroy();try{const[o,n]=GE(r.map((e=>[e[0],e[2]]))),a=[].concat(...o.map((e=>[e[0],r[0][1],e[1]]))),l=[].concat(...n);s=new Pr(e,{pickable:!1,geometry:new ti(e,{positions:a,indices:l,normals:d.buildNormals(a,l)}),material:new ni(e,{alpha:void 0!==i?i:.5,backfaces:!0,diffuse:jE(t)})})}catch(e){s=null}}s&&(s.visible=!!r)};return r(null),{updateBase:r,destroy:()=>s&&s.destroy()}},KE=function(e,t){return function(i,s,r){const o=e.scene,n=o.canvas.canvas,a=(e,t)=>(t[0]=e.clientX,t[1]=e.clientY,me(n.ownerDocument.documentElement,n,t),t),l=e=>{const i=d.vec3(),s=d.vec3();return d.canvasPosToWorldRay(n,o.camera.viewMatrix,o.camera.projMatrix,o.camera.projection,e,i,s),t(i,s)};let A=!1;const h=function(){A=!1},c=function(){h(),n.removeEventListener("mousedown",p),n.removeEventListener("mousemove",f),e.cameraControl.off(g),n.removeEventListener("mouseup",m)},u=d.vec2(),p=function(e){1===e.which&&(a(e,u),A=!0)};n.addEventListener("mousedown",p);const f=function(e){const t=a(e,d.vec2());A&&d.distVec2(u,t)>20&&(h(),i())};n.addEventListener("mousemove",f);const g=e.cameraControl.on("rayMove",(e=>{const t=e.canvasPos;s(t,l(t))})),m=function(e){if(1===e.which&&A){c();const t=a(e,d.vec2());r(t,l(t))}};return n.addEventListener("mouseup",m),c}},XE=function(e,t,i,s){const r=-(d.dotVec3(i,t)-e)/d.dotVec3(s,t);{const e=d.vec3();return d.mulVec3Scalar(s,r,e),d.addVec3(i,e,e),e}};class JE extends R{constructor(e,t={}){if(super(e.viewer.scene,t),this.plugin=e,this._container=t.container,!this._container)throw"config missing: container";this._eventSubs={},this.plugin.viewer.scene,this._geometry=t.geometry,t.onMouseOver,t.onMouseLeave,t.onContextMenu,this._alpha="alpha"in t&&void 0!==t.alpha?t.alpha:.5,this.color=t.color,this._visible=!0,this._rebuildMesh()}_rebuildMesh(){const e=this.plugin.viewer.scene,t=this._geometry.planeCoordinates.slice(),i=this._geometry.height<0,s=this._geometry.altitude+(i?this._geometry.height:0),r=this._geometry.height*(i?-1:1),[o,n,a]=GE(t),l=[],A=[],h=e=>{const t=l.length;for(let t of o)l.push([t[0],s+(e?r:0),t[1]]);for(let i of n)A.push(...(e?i:i.slice(0).reverse()).map((e=>e+t)))};h(!1),h(!0);for(let e=0;e<o.length;++e){const t=o[e],i=o[(o.length+e+(a?1:-1))%o.length],n=s,h=s+r,c=l.length;l.push([t[0],n,t[1]],[i[0],n,i[1]],[i[0],h,i[1]],[t[0],h,t[1]]),A.push(...[0,1,2,0,2,3].map((e=>e+c)))}this._zoneMesh&&this._zoneMesh.destroy();const c=[].concat(...l);this._zoneMesh=new Pr(e,{edges:this._edges,geometry:new ti(e,{positions:c,indices:A,normals:d.buildNormals(c,A)}),material:new ni(e,{alpha:this._alpha,backfaces:!0,diffuse:jE(this._color)}),visible:this._visible}),this._zoneMesh.highlighted=this._highlighted,this._zoneMesh.zone=this;{const e=d.vec2(),t=d.vec2();let i=0;for(let s of n){const r=o[s[0]],n=o[s[1]],a=o[s[2]];d.subVec2(n,r,e),d.subVec2(a,r,t),i+=Math.abs(e[0]*t[1]-e[1]*t[0])}this._baseArea=i/2}this._metrics=null;const u=e=>Math.min(...l.map((t=>t[e]))),p=e=>Math.max(...l.map((t=>t[e]))),f=u(0),g=u(1),m=u(2),_=p(0),v=p(1),b=p(2);this._center=d.vec3([(f+_)/2,(g+v)/2,(m+b)/2])}get baseArea(){return this._baseArea}get area(){return this._getMetrics().area}get volume(){return this._getMetrics().volume}_getMetrics(){if(null===this._metrics){let e=0,t=0;const i=this._zoneMesh.geometry,s=[d.vec3(),d.vec3(),d.vec3()],r=d.vec3();for(let o=0;o<i.indices.length;o+=3){for(let e=0;e<3;++e){const t=s[e],r=3*i.indices[o+e];for(let e=0;e<3;++e)t[e]=i.positions[r+e]}e+=d.dotVec3(s[0],d.cross3Vec3(s[1],s[2],r)),d.subVec3(s[1],s[0],s[1]),d.subVec3(s[2],s[0],s[2]),t+=d.lenVec3(d.cross3Vec3(s[1],s[2],r))}this._metrics={area:t/2,volume:e/6}}return this._metrics}sectionedAverage(e){const t=this._geometry.planeCoordinates.slice();let i=[];{const e=this._geometry.height,s=this._geometry.altitude,r=s+Math.max(0,e),o=s+Math.min(0,e),n=e=>{const s=t.map((t=>[t[0],e?r:o,t[1]]));i.push(e?s:s.slice(0).reverse())};n(!0),n(!1);const a=(e,i)=>[t[e][0],i,t[e][1]];for(let e=0;e<t.length;++e){const s=(e+1)%t.length;i.push([a(e,o),a(s,o),a(s,r),a(e,r)])}}for(const t of e){const e=t.dir,r=t.dist,o=[];for(const t of i){const i=1e-5,n=0,a=1,l=2,A=3;let h=0;const c=[];for(let s=0;s<t.length;s++){const o=d.dotVec3(e,t[s])+r,A=o<-i?l:o>i?a:n;h|=A,c.push(A)}switch(h){case n:case a:o.push(t);break;case l:break;case A:const i=[];for(let o=0;o<t.length;o++){var s=(o+1)%t.length;const n=c[o],a=c[s],h=t[o],u=t[s];if(n!==l&&i.push(h),(n|a)===A){const t=d.vec3();d.subVec3(u,h,t);const s=-(r+d.dotVec3(e,h))/d.dotVec3(e,t),o=[0,0,0];d.lerpVec3(s,0,1,h,u,o),i.push(o)}}i.length>=3&&o.push(i)}}i=o}if(0===i.length)return null;{const e=d.vec3([0,0,0]),t=new Set;for(const s of i)for(const i of s){const s=i.map((e=>e.toFixed(3))).join(":");t.has(s)||(t.add(s),d.addVec3(e,i,e))}return d.mulVec3Scalar(e,1/t.size,e),e}}get center(){return this._center}get altitude(){return this._geometry.altitude}set altitude(e){this._geometry.altitude=e,this._rebuildMesh()}get height(){return this._geometry.height}set height(e){this._geometry.height=e,this._rebuildMesh()}get highlighted(){return this._highlighted}set highlighted(e){this._highlighted=e,this._zoneMesh&&(this._zoneMesh.highlighted=e)}set color(e){this._color=e,this._zoneMesh&&(this._zoneMesh.material.diffuse=jE(this._color))}get color(){return this._color}set alpha(e){this._alpha=e,this._zoneMesh&&(this._zoneMesh.material.alpha=this._alpha)}get alpha(){return this._alpha}get edges(){return this._edges}set edges(e){this._edges=e,this._zoneMesh&&(this._zoneMesh.edges=this._edges)}set visible(e){this._visible=!!e,this._zoneMesh.visible=this._visible,this._needUpdate()}get visible(){return this._visible}getJSON(){return{id:this.id,geometry:this._geometry,alpha:this._alpha,color:this._color}}duplicate(){return this.plugin.createZone({id:d.createUUID(),geometry:{planeCoordinates:this._geometry.planeCoordinates.map((e=>e.slice())),altitude:this._geometry.altitude,height:this._geometry.height},alpha:this._alpha,color:this._color})}destroy(){this._zoneMesh.destroy(),super.destroy()}}class YE extends R{constructor(e,t,i){super(e.viewer.scene),this.zonesPlugin=e,this.pointerLens=t.pointerLens,this.createSelect3dPoint=i,this._deactivate=null}get active(){return!!this._deactivate}activate(e,t,i,s){if(this._deactivate)return;if("object"==typeof e&&null!==e){const r=e,o=(e,t)=>{if(e in r)return r[e];if(void 0!==t)return t;throw"config missing: "+e};e=o("altitude"),t=o("height"),i=o("color","#008000"),s=o("alpha",.5)}const r=this.zonesPlugin,o=r.viewer,n=o.scene,a=this,l=this.createSelect3dPoint(o,((t,i)=>XE(e,d.vec3([0,1,0]),t,i)));!function o(){const A=WE(n,i,s),h=function(e,t,i,s,r,o){const n=zE(e,t),a=zE(e,t),l=i?function(e){i.visible=!!e,e&&(i.canvasPos=e)}:()=>{};let A=s((()=>{l(null),n.update(null)}),((e,t)=>{l(e),n.update(t)}),(function(e,t){n.update(t),A=s((function(){l(null),a.update(null),r(null)}),(function(e,i){l(e),a.update(i),r(d.distVec3(t,i)>.01&&[t,i])}),(function(e,i){a.update(i),n.destroy(),a.destroy(),l(null),o([t,i])}))}));return{deactivate:function(){A(),n.destroy(),a.destroy(),l(null)}}}(n,i,a.pointerLens,l,(e=>{if(e){const t=e[0],i=e[1],s=e=>Math.min(t[e],i[e]),r=e=>Math.max(t[e],i[e]),o=s(0),n=s(1),a=s(2),l=r(0);r(1);const h=r(2);A.updateBase([[o,n,h],[l,n,h],[l,n,a],[o,n,a]])}else A.updateBase(null)}),(n=>{A.destroy();const l=function(e,t,i,s,r,o,n){const a=i=>Math.min(e[i],t[i]),l=i=>Math.max(e[i],t[i]),A=a(0),h=a(2),c=l(0),u=l(2);return n.createZone({id:d.createUUID(),geometry:{planeCoordinates:[[A,u],[c,u],[c,h],[A,h]],altitude:i,height:s},alpha:o,color:r})}(n[0],n[1],e,t,i,s,r);let h=!0;a._deactivate=()=>{h=!1},a.fire("zoneEnd",l),h&&o()})).deactivate;a._deactivate=()=>{h(),A.destroy()}}()}deactivate(){this._deactivate&&(this._deactivate(),this._deactivate=null)}destroy(){this.deactivate(),super.destroy()}}class ZE extends YE{constructor(e,t={}){super(e,t,((e,t)=>KE(e,t)))}}class qE extends YE{constructor(e,t={}){const i=new G(e.viewer);super(e,t,((e,t)=>ye(e,i,t))),this.pointerCircle=i}destroy(){this.pointerCircle.destroy(),super.destroy()}}class $E extends z{constructor(e,t={}){super("Zones",e),this._pointerLens=t.pointerLens,this._container=t.container||document.body,this._zones=[],this.defaultColor=void 0!==t.defaultColor?t.defaultColor:"#00BBFF",this.zIndex=t.zIndex||1e4,this._onMouseOver=(e,t)=>{this.fire("mouseOver",{plugin:this,zone:t,event:e})},this._onMouseLeave=(e,t)=>{this.fire("mouseLeave",{plugin:this,zone:t,event:e})},this._onContextMenu=(e,t)=>{this.fire("contextMenu",{plugin:this,zone:t,event:e})}}createZone(e={}){this.viewer.scene.components[e.id]&&(this.error("Viewer scene component with this ID already exists: "+e.id),delete e.id);const t=new JE(this,{id:e.id,plugin:this,container:this._container,geometry:e.geometry,alpha:e.alpha,color:e.color,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._zones.push(t),t.on("destroyed",(()=>{const e=this._zones.indexOf(t);e>=0&&this._zones.splice(e,1)})),this.fire("zoneCreated",t),t}get zones(){return this._zones}destroy(){super.destroy()}}const eF=function(e,t,i,s,r,o,n,a,l){const A=o?function(e){o.visible=!!e,e&&(o.canvasPos=e)}:()=>{};let h;const c=[()=>A(null)],u=WE(e,s,r);return c.push((()=>u.destroy())),function o(p){const f=zE(e,s),g=p.length>0&&function(e,t,i){const s=e.canvas.canvas,r=new fe(e,{});r.worldPos=i;const o=new fe(e,{}),n=s.ownerDocument.body,a=new xe(n,{color:t,thickness:1,thicknessClickable:6});a.setVisible(!1);const l=function(){const e=r.canvasPos.slice(),t=o.canvasPos.slice();me(s,n,e),me(s,n,t),a.setStartAndEnd(e[0],e[1],t[0],t[1])},A=e.camera.on("viewMatrix",l),h=e.camera.on("projMatrix",l);return{update:function(e){e&&(o.worldPos=e,l()),a.setVisible(!!e)},destroy:function(){e.camera.off(A),e.camera.off(h),r.destroy(),o.destroy(),a.destroy()}}}(e,s,p[p.length-1].getWorldPos());c.push((()=>{f.destroy(),g&&g.destroy()}));const m=p.length>0&&p[0],_=function(e){const t=m&&m.getCanvasPos();return t&&d.distVec2(t,e)<10&&{canvasPos:t,worldPos:m.getWorldPos()}},v=function(){const e=(e,t,i)=>t[0]<=Math.max(e[0],i[0])&&t[0]>=Math.min(e[0],i[0])&&t[1]<=Math.max(e[1],i[1])&&t[1]>=Math.min(e[1],i[1]),t=(e,t,i)=>{const s=(t[1]-e[1])*(i[0]-t[0])-(t[0]-e[0])*(i[1]-t[1]);return 0===s?0:s>0?1:2};return function(i,s){const r=i[i.length-2],o=i[i.length-1];for(let n=s?1:0;n<i.length-2-1;++n){const s=i[n],a=i[n+1],l=t(r,o,s),A=t(r,o,a),h=t(s,a,r),c=t(s,a,o);if(l!==A&&h!==c||0===l&&e(r,s,o)||0===A&&e(r,a,o)||0===h&&e(s,r,a)||0===c&&e(s,o,a))return!0}return!1}}();h=a((()=>{A(null),f.update(null),g&&g.update(null),u.updateBase(p.length>2?p.map((e=>e.getWorldPos())):null)}),((e,t)=>{const i=p.length>2&&_(e);if(m&&m.setHighlighted(!!i),A(i?i.canvasPos:e),f.update(!i&&t),g&&g.update(i?i.worldPos:t),p.length>=2){const e=p.map((e=>e.getWorldPos())).concat(i?[]:[t]),s=v(e.map((e=>[e[0],e[2]])),i);u.updateBase(s?null:e)}else u.updateBase(null)}),(function(e,a){const A=p.length>2&&_(e),h=p.map((e=>e.getWorldPos())).concat(A?[]:[a]);u.updateBase(h);const m=h.map((e=>[e[0],e[2]]));p.length>2&&v(m,A)?(c.pop()(),o(p)):A?(f.update(a),c.forEach((e=>e())),l(n.createZone({id:d.createUUID(),geometry:{planeCoordinates:m,altitude:t,height:i},alpha:r,color:s}))):(f.update(a),g&&g.update(a),o(p.concat(f)))}))}([]),{closeSurface:function(){throw"TODO"},deactivate:function(){h(),c.forEach((e=>e()))}}};class tF extends R{constructor(e,t={}){super(e.viewer.scene),this.zonesPlugin=e,this.pointerLens=t.pointerLens,this._action=null}get active(){return!!this._action}activate(e,t,i,s){if("object"==typeof e&&null!==e){const r=e,o=(e,t)=>{if(e in r)return r[e];if(void 0!==t)return t;throw"config missing: "+e};e=o("altitude"),t=o("height"),i=o("color","#008000"),s=o("alpha",.5)}if(this._action)return;const r=this.zonesPlugin,o=r.viewer,n=o.scene,a=this,l=KE(o,(function(t,i){return XE(e,d.vec3([0,1,0]),t,i)}));!function o(){a._action=eF(n,e,t,i,s,a.pointerLens,r,l,(e=>{let t=!0;a._action={deactivate:()=>{t=!1}},a.fire("zoneEnd",e),t&&o()}))}()}deactivate(){this._action&&(this._action.deactivate(),this._action=null)}destroy(){this.deactivate(),super.destroy()}}class iF extends R{constructor(e,t={}){super(e.viewer.scene),this.zonesPlugin=e,this.pointerLens=t.pointerLens,this.pointerCircle=new G(e.viewer),this._action=null}get active(){return!!this._action}activate(e,t,i,s){if("object"==typeof e&&null!==e){const r=e,o=(e,t)=>{if(e in r)return r[e];if(void 0!==t)return t;throw"config missing: "+e};e=o("altitude"),t=o("height"),i=o("color","#008000"),s=o("alpha",.5)}if(this._action)return;const r=this.zonesPlugin,o=r.viewer,n=o.scene,a=this,l=ye(o,this.pointerCircle,(function(t,i){return XE(e,d.vec3([0,1,0]),t,i)}));!function o(){a._action=eF(n,e,t,i,s,a.pointerLens,r,l,(e=>{let t=!0;a._action={deactivate:()=>{t=!1}},a.fire("zoneEnd",e),t&&o()}))}()}deactivate(){this._action&&(this._action.deactivate(),this._action=null)}destroy(){this.deactivate(),super.destroy()}}class sF extends R{constructor(e,t,i,s){const r=e.plugin.viewer,o=r.scene;super(o);const n=e._geometry.altitude,a=e._geometry.planeCoordinates.map((t=>{const i=o.canvas.canvas.ownerDocument.body,s=new _e(o,{},i,{fillColor:e._color});return s.worldPos=d.vec3([t[0],n,t[1]]),s.on("worldPos",(function(){t[0]=s.worldPos[0],t[1]=s.worldPos[2];try{e._rebuildMesh()}catch(t){e._zoneMesh&&(e._zoneMesh.destroy(),e._zoneMesh=null)}})),s})),l=be({viewer:r,handleMouseEvents:i,handleTouchEvents:s,pointerLens:t&&t.pointerLens,dots:a,ray2WorldPos:(e,t)=>XE(n,d.vec3([0,1,0]),e,t),onEnd:(t,i)=>(e._zoneMesh&&this.fire("edited"),!!e._zoneMesh)}),A=function(){l(),a.forEach((e=>e.destroy()))},h=e.on("destroyed",A);this._deactivate=function(){e.off("destroyed",h),A()}}deactivate(){this._deactivate(),super.destroy()}}class rF extends sF{constructor(e,t){super(e,t,!0,!1)}}class oF extends sF{constructor(e,t){super(e,t,!1,!0)}}class nF extends R{constructor(e,t,i,s){const r=e.plugin.viewer,o=r.scene,n=o.canvas.canvas;super(o);const a=this,l=e._geometry.altitude,A=t&&t.pointerLens,h=A?function(e){A.visible=!!e,e&&(A.canvasPos=e)}:()=>{},c=e=>{const t=d.vec3(),i=d.vec3();return d.canvasPosToWorldRay(n,o.camera.viewMatrix,o.camera.projMatrix,o.camera.projection,e,t,i),s=t,r=i,XE(l,d.vec3([0,1,0]),s,r);var s,r},u=(e,t)=>(t[0]=e.clientX,t[1]=e.clientY,me(n.ownerDocument.documentElement,n,t),t),p=function(e,t){const i=e=>{e.preventDefault(),t(e)};return n.addEventListener(e,i),()=>n.removeEventListener(e,i)};let f=()=>{};const g=function(t,i,s,o){const l=o(t),A=u(l,d.vec2()),g=r.scene.pick({canvasPos:A,includeEntities:[e._zoneMesh.id]});if((g&&g.entity&&g.entity.zone)===e){f(),n.style.cursor="move",r.cameraControl.active=!1;const t=function(){const t=e._geometry.planeCoordinates.map((e=>e.slice())),i=c(A),s=d.vec2([i[0],i[2]]),r=d.vec2();return function(i){const o=c(i);r[0]=o[0],r[1]=o[2],d.subVec2(s,r,r),e._geometry.planeCoordinates.forEach(((e,i)=>{d.subVec2(t[i],r,e)}));try{e._rebuildMesh()}catch(t){e._zoneMesh&&(e._zoneMesh.destroy(),e._zoneMesh=null)}}}(),l=p(i,(function(e){const i=o(e);if(i){const e=u(i,d.vec2());t(e),h(e)}})),g=p(s,(function(e){const i=o(e);if(i){const e=u(i,d.vec2());t(e),h(null),f(),a.fire("translated")}}));f=function(){f=()=>{},n.style.cursor="default",r.cameraControl.active=!0,l(),g()}}},m=[];i&&m.push(p("mousedown",(e=>{1===e.which&&g(e,"mousemove","mouseup",(e=>1===e.which&&e))}))),s&&m.push(p("touchstart",(e=>{if(1===e.touches.length){const t=e.touches[0].identifier;g(e,"touchmove","touchend",(e=>[...e.changedTouches].find((e=>e.identifier===t))))}})));const _=function(){f(),m.forEach((e=>e())),h(null)},v=e.on("destroyed",_);this._deactivate=function(){e.off("destroyed",v),_()}}deactivate(){this._deactivate(),super.destroy()}}class aF extends nF{constructor(e,t){super(e,t,!0,!1)}}class lF extends nF{constructor(e,t){super(e,t,!1,!0)}}export{zi as AlphaFormat,jt as AmbientLight,Se as AngleMeasurementEditMouseControl,Te as AngleMeasurementEditTouchControl,Me as AngleMeasurementsControl,Ee as AngleMeasurementsMouseControl,Fe as AngleMeasurementsPlugin,Ie as AngleMeasurementsTouchControl,ke as AnnotationsPlugin,Dr as AxisGizmoPlugin,qc as BCFViewpointsPlugin,yo as Bitmap,Li as ByteType,ju as CameraMemento,xu as CameraPath,Fu as CameraPathAnimation,QE as CityJSONLoaderPlugin,xi as ClampToEdgeWrapping,R as Component,Rs as CompressedMediaType,In as Configs,o as ContextMenu,Xu as CubicBezierCurve,vu as Curve,cc as DefaultLoadingManager,Yi as DepthFormat,Zi as DepthStencilFormat,Ht as DirLight,cu as DistanceMeasurementEditControl,uu as DistanceMeasurementEditMouseControl,du as DistanceMeasurementEditTouchControl,au as DistanceMeasurementsControl,lu as DistanceMeasurementsMouseControl,Au as DistanceMeasurementsPlugin,hu as DistanceMeasurementsTouchControl,_e as Dot3D,VE as DotBIMDefaultDataSource,HE as DotBIMLoaderPlugin,hi as EdgeMaterial,li as EmphasisMaterial,PC as FaceAlignedSectionPlanesPlugin,pu as FastNavPlugin,Qi as FloatType,oo as Fresnel,N as Frustum,k as FrustumPlane,Ds as GIFMediaType,fu as GLTFDefaultDataSource,zP as GLTFLoaderPlugin,Vi as HalfFloatType,Ru as ImagePlane,ki as IntType,Ss as JPEGMediaType,mc as KTX2TextureTranscoder,aE as LASLoaderPlugin,jr as LambertMaterial,Vu as LightMap,Kc as LineSet,Fs as LinearEncoding,Fi as LinearFilter,Ti as LinearMipMapLinearFilter,Di as LinearMipMapNearestFilter,Si as LinearMipmapLinearFilter,Ii as LinearMipmapNearestFilter,uc as Loader,hc as LoadingManager,gu as LocaleService,Ji as LuminanceAlphaFormat,Xi as LuminanceFormat,e as Map,fe as Marker,H as MarqueePicker,j as MarqueePickerMouseControl,Pr as Mesh,Ro as MeshSurfaceArea,Co as MeshVolume,Wr as MetallicMaterial,Bi as MirroredRepeatWrapping,zu as ModelMemento,JP as NavCubePlugin,wi as NearestFilter,Ei as NearestMipMapLinearFilter,Pi as NearestMipMapNearestFilter,Mi as NearestMipmapLinearFilter,Ci as NearestMipmapNearestFilter,Hr as Node,rC as OBJLoaderPlugin,f as ObjectsKdTree3,Ku as ObjectsMemento,Ts as PNGMediaType,Ju as Path,Zu as PerformanceModel,ni as PhongMaterial,ze as PickResult,z as Plugin,Lu as PointLight,G as PointerCircle,n as PointerLens,Yu as QuadraticBezierCurve,g as Queue,Ki as RGBAFormat,is as RGBAIntegerFormat,Ps as RGBA_ASTC_10x10_Format,xs as RGBA_ASTC_10x5_Format,Bs as RGBA_ASTC_10x6_Format,ws as RGBA_ASTC_10x8_Format,Cs as RGBA_ASTC_12x10_Format,Ms as RGBA_ASTC_12x12_Format,ps as RGBA_ASTC_4x4_Format,fs as RGBA_ASTC_5x4_Format,gs as RGBA_ASTC_5x5_Format,ms as RGBA_ASTC_6x5_Format,_s as RGBA_ASTC_6x6_Format,vs as RGBA_ASTC_8x5_Format,bs as RGBA_ASTC_8x6_Format,ys as RGBA_ASTC_8x8_Format,Es as RGBA_BPTC_Format,ds as RGBA_ETC2_EAC_Format,hs as RGBA_PVRTC_2BPPV1_Format,As as RGBA_PVRTC_4BPPV1_Format,rs as RGBA_S3TC_DXT1_Format,os as RGBA_S3TC_DXT3_Format,ns as RGBA_S3TC_DXT5_Format,Wi as RGBFormat,cs as RGB_ETC1_Format,us as RGB_ETC2_Format,ls as RGB_PVRTC_2BPPV1_Format,as as RGB_PVRTC_4BPPV1_Format,ss as RGB_S3TC_DXT1_Format,es as RGFormat,ts as RGIntegerFormat,ti as ReadableGeometry,qi as RedFormat,$i as RedIntegerFormat,Qu as ReflectionMap,yi as RepeatWrapping,MC as STLDefaultDataSource,UC as STLLoaderPlugin,zc as SceneModel,No as SceneModelMesh,Uc as SceneModelTransform,Sr as SectionPlane,uC as SectionPlanesPlugin,Ui as ShortType,qu as Skybox,CC as SkyboxesPlugin,Jr as SpecularMaterial,bu as SplineCurve,Hu as SpriteMarker,mC as StoreyViewsPlugin,ro as Texture,$u as TextureTranscoder,NC as TreeViewPlugin,Ri as UnsignedByteType,Gi as UnsignedInt248Type,Ni as UnsignedIntType,Hi as UnsignedShort4444Type,ji as UnsignedShort5551Type,Oi as UnsignedShortType,lo as VBOGeometry,jC as ViewCullPlugin,Vb as Viewer,eE as WebIFCLoaderPlugin,fc as WorkerPool,GC as XKTDefaultDataSource,OM as XKTLoaderPlugin,qM as XML3DLoaderPlugin,sF as ZoneEditControl,rF as ZoneEditMouseControl,oF as ZoneEditTouchControl,nF as ZoneTranslateControl,aF as ZoneTranslateMouseControl,lF as ZoneTranslateTouchControl,ZE as ZonesMouseControl,$E as ZonesPlugin,tF as ZonesPolysurfaceMouseControl,iF as ZonesPolysurfaceTouchControl,qE as ZonesTouchControl,ve as activateDraggableDot,be as activateDraggableDots,ii as buildBoxGeometry,uo as buildBoxLinesGeometry,po as buildBoxLinesGeometryFromAABB,Mr as buildCylinderGeometry,fo as buildGridGeometry,bo as buildLineGeometry,go as buildPlaneGeometry,_o as buildPolylineGeometry,vo as buildPolylineGeometryFromCurve,Er as buildSphereGeometry,mo as buildTorusGeometry,Ir as buildVectorTextGeometry,Y as createRTCViewMat,V as frustumIntersectsAABB3,vc as getKTX2TextureTranscoder,ee as getPlaneRTCPos,xo as isTriangleMeshSolid,ho as load3DSGeometry,co as loadOBJGeometry,d as math,Lo as meshSurfaceArea,Mo as meshVolume,$ as rtcToWorldPos,Is as sRGBEncoding,Q as setFrustum,m as stats,ye as touchPointSelector,me as transformToNode,y as utils,Z as worldToRTCPos,q as worldToRTCPositions};
diff --git a/dist/xeokit-sdk.min.es5.js b/dist/xeokit-sdk.min.es5.js
index 1c941a685b..6b3dfde5a8 100644
--- a/dist/xeokit-sdk.min.es5.js
+++ b/dist/xeokit-sdk.min.es5.js
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i=this._menuList[e];this._hideMenu(i.id)}}},{key:"_showMenuElement",value:function(e,t,i){e.style.display="block";var r=e.offsetHeight,s=e.offsetWidth;i+r>window.innerHeight&&(i=window.innerHeight-r),t+s>window.innerWidth&&(t=window.innerWidth-s),e.style.left=t+"px",e.style.top=i+"px"}},{key:"_hideMenuElement",value:function(e){e.style.display="none"}}]),e}(),Y=function(){function e(t){var i=this,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,e),this.viewer=t,this.scene=this.viewer.scene,this._lensCursorDiv=document.createElement("div"),this.viewer.scene.canvas.canvas.parentNode.insertBefore(this._lensCursorDiv,this.viewer.scene.canvas.canvas),this._lensCursorDiv.style.background="pink",this._lensCursorDiv.style.border="2px solid red",this._lensCursorDiv.style.borderRadius="20px",this._lensCursorDiv.style.width="10px",this._lensCursorDiv.style.height="10px",this._lensCursorDiv.style.margin="-200px 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black",this._lensContainer.style.background="white",this._lensContainer.style.borderRadius="50%",this._lensContainer.style.width="300px",this._lensContainer.style.height="300px",this._lensContainer.style.zIndex="15000",this._lensContainer.style.position="absolute",this._lensContainer.style.pointerEvents="none",this._lensContainer.style.visibility="hidden",this._lensCanvas=document.createElement("canvas"),this._lensCanvas.id="".concat(this._lensContainerId,"-canvas"),this._lensCanvas.style.borderRadius="50%",this._lensCanvas.style.width="300px",this._lensCanvas.style.height="300px",this._lensCanvas.style.zIndex="15000",this._lensCanvas.style.pointerEvents="none",document.body.appendChild(this._lensContainer),this._lensContainer.appendChild(this._lensCanvas),this._lensCanvasContext=this._lensCanvas.getContext("2d"),this._canvasElement=this.viewer.scene.canvas.canvas,this._canvasPos=null,this._snappedCanvasPos=null,this._lensPosToggle=r.lensPosToggle||!0,this._lensPosToggleAmount=r.lensPosToggleAmount||85,this._lensPosMarginLeft=r.lensPosMarginLeft||85,this._lensPosMarginTop=r.lensPosMarginTop||25,this._lensContainer.style.marginTop="".concat(this._lensPosMarginTop,"px"),this._lensContainer.style.marginLeft="".concat(this._lensPosMarginLeft,"px"),this._zoomLevel=r.zoomLevel||2,this._active=!1!==r.active,this._visible=!1,this._snapped=!1,this._onViewerRendering=this.viewer.scene.on("rendering",(function(){i._active&&i._visible&&i.update()}))}return C(e,[{key:"update",value:function(){if(this._active&&this._visible&&this._canvasPos){var e=this._lensContainer.getBoundingClientRect(),t=this._canvasElement.getBoundingClientRect(),i=this._canvasPos[0]<e.right&&this._canvasPos[0]>e.left&&this._canvasPos[1]<e.bottom&&this._canvasPos[1]>e.top;this._lensContainer.style.marginLeft="".concat(this._lensPosMarginLeft,"px"),i&&(this._lensPosToggle?this._lensContainer.style.marginTop="".concat(t.bottom-t.top-this._lensCanvas.height-this._lensPosToggleAmount,"px"):this._lensContainer.style.marginTop="".concat(this._lensPosMarginTop,"px"),this._lensPosToggle=!this._lensPosToggle),this._lensCanvasContext.clearRect(0,0,this._lensCanvas.width,this._lensCanvas.height);var r=Math.max(this._lensCanvas.width,this._lensCanvas.height)/this._zoomLevel;this._lensCanvasContext.drawImage(this._canvasElement,this._canvasPos[0]-r/2,this._canvasPos[1]-r/2,r,r,0,0,this._lensCanvas.width,this._lensCanvas.height);var s=[(e.left+e.right)/2-t.left,(e.top+e.bottom)/2-t.top];if(this._snappedCanvasPos){var n=this._snappedCanvasPos[0]-this._canvasPos[0],o=this._snappedCanvasPos[1]-this._canvasPos[1];this._lensCursorDiv.style.marginLeft="".concat(s[0]+n*this._zoomLevel-10,"px"),this._lensCursorDiv.style.marginTop="".concat(s[1]+o*this._zoomLevel-10,"px")}else this._lensCursorDiv.style.marginLeft="".concat(s[0]-10,"px"),this._lensCursorDiv.style.marginTop="".concat(s[1]-10,"px")}}},{key:"zoomFactor",get:function(){return this._zoomFactor},set:function(e){this._zoomFactor=e,this.update()}},{key:"canvasPos",get:function(){return this._canvasPos},set:function(e){this._canvasPos=e,this.update()}},{key:"snappedCanvasPos",get:function(){return this._snappedCanvasPos},set:function(e){this._snappedCanvasPos=e,this.update()}},{key:"snapped",get:function(){return this._snapped},set:function(e){this._snapped=e,e?(this._lensCursorDiv.style.background="greenyellow",this._lensCursorDiv.style.border="2px solid green"):(this._lensCursorDiv.style.background="pink",this._lensCursorDiv.style.border="2px solid red")}},{key:"active",get:function(){return this._active},set:function(e){this._active=e,this._lensContainer.style.visibility=e&&this._visible?"visible":"hidden",e&&this._visible||(this._lensCursorDiv.style.marginLeft="-100px",this._lensCursorDiv.style.marginTop="-100px"),this.update()}},{key:"visible",get:function(){return this._visible},set:function(e){this._visible=e,this._lensContainer.style.visibility=e&&this._active?"visible":"hidden",e&&this._active||(this._lensCursorDiv.style.marginLeft="-100px",this._lensCursorDiv.style.marginTop="-100px"),this.update()}},{key:"destroy",value:function(){this._destroyed||(this.viewer.scene.off(this._onViewerRendering),this._lensContainer.removeChild(this._lensCanvas),document.body.removeChild(this._lensContainer),this._destroyed=!0)}}]),e}(),Z=!0,q=Z?Float64Array:Float32Array,$=new q(3),ee=new q(16),te=new q(16),ie=new q(4),re={setDoublePrecisionEnabled:function(e){q=(Z=e)?Float64Array:Float32Array},getDoublePrecisionEnabled:function(){return Z},MIN_DOUBLE:-Number.MAX_SAFE_INTEGER,MAX_DOUBLE:Number.MAX_SAFE_INTEGER,MAX_INT:1e7,DEGTORAD:.0174532925,RADTODEG:57.295779513,unglobalizeObjectId:function(e,t){var i=t.indexOf("#");return i===e.length&&t.startsWith(e)?t.substring(i+1):t},globalizeObjectId:function(e,t){return e+"#"+t},safeInv:function(e){var t=1/e;return isNaN(t)||!isFinite(t)?1:t},vec2:function(e){return new q(e||2)},vec3:function(e){return new q(e||3)},vec4:function(e){return new q(e||4)},mat3:function(e){return new q(e||9)},mat3ToMat4:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new q(16);return t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=0,t[4]=e[3],t[5]=e[4],t[6]=e[5],t[7]=0,t[8]=e[6],t[9]=e[7],t[10]=e[8],t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t},mat4:function(e){return new q(e||16)},mat4ToMat3:function(e,t){},doublesToFloats:function(e,t,i){for(var r=new q(2),s=0,n=e.length;s<n;s++)re.splitDouble(e[s],r),t[s]=r[0],i[s]=r[1]},splitDouble:function(e,t){var i=q.from([e])[0],r=e-i;t[0]=i,t[1]=r},createUUID:function(){for(var e=[],t=0;t<256;t++)e[t]=(t<16?"0":"")+t.toString(16);return function(){var t=4294967295*Math.random()|0,i=4294967295*Math.random()|0,r=4294967295*Math.random()|0,s=4294967295*Math.random()|0;return"".concat(e[255&t]+e[t>>8&255]+e[t>>16&255]+e[t>>24&255],"-").concat(e[255&i]).concat(e[i>>8&255],"-").concat(e[i>>16&15|64]).concat(e[i>>24&255],"-").concat(e[63&r|128]).concat(e[r>>8&255],"-").concat(e[r>>16&255]).concat(e[r>>24&255]).concat(e[255&s]).concat(e[s>>8&255]).concat(e[s>>16&255]).concat(e[s>>24&255])}}(),clamp:function(e,t,i){return Math.max(t,Math.min(i,e))},fmod:function(e,t){if(e<t)return console.error("math.fmod : Attempting to find modulus within negative range - would be infinite loop - ignoring"),e;for(;t<=e;)e-=t;return e},compareVec3:function(e,t){return e[0]===t[0]&&e[1]===t[1]&&e[2]===t[2]},negateVec3:function(e,t){return t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t},negateVec4:function(e,t){return t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t[3]=-e[3],t},addVec4:function(e,t,i){return i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i[3]=e[3]+t[3],i},addVec4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i[3]=e[3]+t,i},addVec3:function(e,t,i){return i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i},addVec3Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i},subVec4:function(e,t,i){return i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i[3]=e[3]-t[3],i},subVec3:function(e,t,i){return i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i},subVec2:function(e,t,i){return i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i},geometricMeanVec2:function(){for(var e=arguments.length,t=new Array(e),i=0;i<e;i++)t[i]=arguments[i];for(var r=new q(t[0]),s=1;s<t.length;s++)r[0]+=t[s][0],r[1]+=t[s][1];return r[0]/=t.length,r[1]/=t.length,r},subVec4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]-t,i[1]=e[1]-t,i[2]=e[2]-t,i[3]=e[3]-t,i},subScalarVec4:function(e,t,i){return i||(i=e),i[0]=t-e[0],i[1]=t-e[1],i[2]=t-e[2],i[3]=t-e[3],i},mulVec4:function(e,t,i){return i||(i=e),i[0]=e[0]*t[0],i[1]=e[1]*t[1],i[2]=e[2]*t[2],i[3]=e[3]*t[3],i},mulVec4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i[3]=e[3]*t,i},mulVec3Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i},mulVec2Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i},divVec3:function(e,t,i){return i||(i=e),i[0]=e[0]/t[0],i[1]=e[1]/t[1],i[2]=e[2]/t[2],i},divVec4:function(e,t,i){return i||(i=e),i[0]=e[0]/t[0],i[1]=e[1]/t[1],i[2]=e[2]/t[2],i[3]=e[3]/t[3],i},divScalarVec3:function(e,t,i){return i||(i=t),i[0]=e/t[0],i[1]=e/t[1],i[2]=e/t[2],i},divVec3Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]/t,i[1]=e[1]/t,i[2]=e[2]/t,i},divVec4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]/t,i[1]=e[1]/t,i[2]=e[2]/t,i[3]=e[3]/t,i},divScalarVec4:function(e,t,i){return i||(i=t),i[0]=e/t[0],i[1]=e/t[1],i[2]=e/t[2],i[3]=e/t[3],i},dotVec4:function(e,t){return e[0]*t[0]+e[1]*t[1]+e[2]*t[2]+e[3]*t[3]},cross3Vec4:function(e,t){var i=e[0],r=e[1],s=e[2],n=t[0],o=t[1],a=t[2];return[r*a-s*o,s*n-i*a,i*o-r*n,0]},cross3Vec3:function(e,t,i){i||(i=e);var r=e[0],s=e[1],n=e[2],o=t[0],a=t[1],l=t[2];return i[0]=s*l-n*a,i[1]=n*o-r*l,i[2]=r*a-s*o,i},sqLenVec4:function(e){return re.dotVec4(e,e)},lenVec4:function(e){return Math.sqrt(re.sqLenVec4(e))},dotVec3:function(e,t){return e[0]*t[0]+e[1]*t[1]+e[2]*t[2]},dotVec2:function(e,t){return e[0]*t[0]+e[1]*t[1]},sqLenVec3:function(e){return re.dotVec3(e,e)},sqLenVec2:function(e){return re.dotVec2(e,e)},lenVec3:function(e){return Math.sqrt(re.sqLenVec3(e))},distVec3:(j=new q(3),function(e,t){return re.lenVec3(re.subVec3(e,t,j))}),lenVec2:function(e){return Math.sqrt(re.sqLenVec2(e))},distVec2:function(){var e=new q(2);return function(t,i){return re.lenVec2(re.subVec2(t,i,e))}}(),rcpVec3:function(e,t){return re.divScalarVec3(1,e,t)},normalizeVec4:function(e,t){var i=1/re.lenVec4(e);return re.mulVec4Scalar(e,i,t)},normalizeVec3:function(e,t){var i=1/re.lenVec3(e);return re.mulVec3Scalar(e,i,t)},normalizeVec2:function(e,t){var i=1/re.lenVec2(e);return re.mulVec2Scalar(e,i,t)},angleVec3:function(e,t){var i=re.dotVec3(e,t)/Math.sqrt(re.sqLenVec3(e)*re.sqLenVec3(t));return i=i<-1?-1:i>1?1:i,Math.acos(i)},vec3FromMat4Scale:function(){var e=new q(3);return function(t,i){return e[0]=t[0],e[1]=t[1],e[2]=t[2],i[0]=re.lenVec3(e),e[0]=t[4],e[1]=t[5],e[2]=t[6],i[1]=re.lenVec3(e),e[0]=t[8],e[1]=t[9],e[2]=t[10],i[2]=re.lenVec3(e),i}}(),vecToArray:function(){function e(e){return Math.round(1e5*e)/1e5}return function(t){for(var i=0,r=(t=Array.prototype.slice.call(t)).length;i<r;i++)t[i]=e(t[i]);return t}}(),xyzArrayToObject:function(e){return{x:e[0],y:e[1],z:e[2]}},xyzObjectToArray:function(e,t){return(t=t||re.vec3())[0]=e.x,t[1]=e.y,t[2]=e.z,t},dupMat4:function(e){return e.slice(0,16)},mat4To3:function(e){return[e[0],e[1],e[2],e[4],e[5],e[6],e[8],e[9],e[10]]},m4s:function(e){return[e,e,e,e,e,e,e,e,e,e,e,e,e,e,e,e]},setMat4ToZeroes:function(){return re.m4s(0)},setMat4ToOnes:function(){return re.m4s(1)},diagonalMat4v:function(e){return new q([e[0],0,0,0,0,e[1],0,0,0,0,e[2],0,0,0,0,e[3]])},diagonalMat4c:function(e,t,i,r){return re.diagonalMat4v([e,t,i,r])},diagonalMat4s:function(e){return re.diagonalMat4c(e,e,e,e)},identityMat4:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new q(16);return e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=1,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=1,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e},identityMat3:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new q(9);return e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=1,e[5]=0,e[6]=0,e[7]=0,e[8]=1,e},isIdentityMat4:function(e){return 1===e[0]&&0===e[1]&&0===e[2]&&0===e[3]&&0===e[4]&&1===e[5]&&0===e[6]&&0===e[7]&&0===e[8]&&0===e[9]&&1===e[10]&&0===e[11]&&0===e[12]&&0===e[13]&&0===e[14]&&1===e[15]},negateMat4:function(e,t){return t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t[3]=-e[3],t[4]=-e[4],t[5]=-e[5],t[6]=-e[6],t[7]=-e[7],t[8]=-e[8],t[9]=-e[9],t[10]=-e[10],t[11]=-e[11],t[12]=-e[12],t[13]=-e[13],t[14]=-e[14],t[15]=-e[15],t},addMat4:function(e,t,i){return i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i[3]=e[3]+t[3],i[4]=e[4]+t[4],i[5]=e[5]+t[5],i[6]=e[6]+t[6],i[7]=e[7]+t[7],i[8]=e[8]+t[8],i[9]=e[9]+t[9],i[10]=e[10]+t[10],i[11]=e[11]+t[11],i[12]=e[12]+t[12],i[13]=e[13]+t[13],i[14]=e[14]+t[14],i[15]=e[15]+t[15],i},addMat4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i[3]=e[3]+t,i[4]=e[4]+t,i[5]=e[5]+t,i[6]=e[6]+t,i[7]=e[7]+t,i[8]=e[8]+t,i[9]=e[9]+t,i[10]=e[10]+t,i[11]=e[11]+t,i[12]=e[12]+t,i[13]=e[13]+t,i[14]=e[14]+t,i[15]=e[15]+t,i},addScalarMat4:function(e,t,i){return re.addMat4Scalar(t,e,i)},subMat4:function(e,t,i){return i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i[3]=e[3]-t[3],i[4]=e[4]-t[4],i[5]=e[5]-t[5],i[6]=e[6]-t[6],i[7]=e[7]-t[7],i[8]=e[8]-t[8],i[9]=e[9]-t[9],i[10]=e[10]-t[10],i[11]=e[11]-t[11],i[12]=e[12]-t[12],i[13]=e[13]-t[13],i[14]=e[14]-t[14],i[15]=e[15]-t[15],i},subMat4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]-t,i[1]=e[1]-t,i[2]=e[2]-t,i[3]=e[3]-t,i[4]=e[4]-t,i[5]=e[5]-t,i[6]=e[6]-t,i[7]=e[7]-t,i[8]=e[8]-t,i[9]=e[9]-t,i[10]=e[10]-t,i[11]=e[11]-t,i[12]=e[12]-t,i[13]=e[13]-t,i[14]=e[14]-t,i[15]=e[15]-t,i},subScalarMat4:function(e,t,i){return i||(i=t),i[0]=e-t[0],i[1]=e-t[1],i[2]=e-t[2],i[3]=e-t[3],i[4]=e-t[4],i[5]=e-t[5],i[6]=e-t[6],i[7]=e-t[7],i[8]=e-t[8],i[9]=e-t[9],i[10]=e-t[10],i[11]=e-t[11],i[12]=e-t[12],i[13]=e-t[13],i[14]=e-t[14],i[15]=e-t[15],i},mulMat4:function(e,t,i){i||(i=e);var r=e[0],s=e[1],n=e[2],o=e[3],a=e[4],l=e[5],u=e[6],c=e[7],A=e[8],h=e[9],d=e[10],p=e[11],f=e[12],v=e[13],g=e[14],m=e[15],_=t[0],y=t[1],b=t[2],x=t[3],w=t[4],B=t[5],P=t[6],C=t[7],M=t[8],E=t[9],F=t[10],k=t[11],I=t[12],D=t[13],S=t[14],T=t[15];return i[0]=_*r+y*a+b*A+x*f,i[1]=_*s+y*l+b*h+x*v,i[2]=_*n+y*u+b*d+x*g,i[3]=_*o+y*c+b*p+x*m,i[4]=w*r+B*a+P*A+C*f,i[5]=w*s+B*l+P*h+C*v,i[6]=w*n+B*u+P*d+C*g,i[7]=w*o+B*c+P*p+C*m,i[8]=M*r+E*a+F*A+k*f,i[9]=M*s+E*l+F*h+k*v,i[10]=M*n+E*u+F*d+k*g,i[11]=M*o+E*c+F*p+k*m,i[12]=I*r+D*a+S*A+T*f,i[13]=I*s+D*l+S*h+T*v,i[14]=I*n+D*u+S*d+T*g,i[15]=I*o+D*c+S*p+T*m,i},mulMat3:function(e,t,i){i||(i=new q(9));var r=e[0],s=e[3],n=e[6],o=e[1],a=e[4],l=e[7],u=e[2],c=e[5],A=e[8],h=t[0],d=t[3],p=t[6],f=t[1],v=t[4],g=t[7],m=t[2],_=t[5],y=t[8];return i[0]=r*h+s*f+n*m,i[3]=r*d+s*v+n*_,i[6]=r*p+s*g+n*y,i[1]=o*h+a*f+l*m,i[4]=o*d+a*v+l*_,i[7]=o*p+a*g+l*y,i[2]=u*h+c*f+A*m,i[5]=u*d+c*v+A*_,i[8]=u*p+c*g+A*y,i},mulMat4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i[3]=e[3]*t,i[4]=e[4]*t,i[5]=e[5]*t,i[6]=e[6]*t,i[7]=e[7]*t,i[8]=e[8]*t,i[9]=e[9]*t,i[10]=e[10]*t,i[11]=e[11]*t,i[12]=e[12]*t,i[13]=e[13]*t,i[14]=e[14]*t,i[15]=e[15]*t,i},mulMat4v4:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.vec4(),r=t[0],s=t[1],n=t[2],o=t[3];return i[0]=e[0]*r+e[4]*s+e[8]*n+e[12]*o,i[1]=e[1]*r+e[5]*s+e[9]*n+e[13]*o,i[2]=e[2]*r+e[6]*s+e[10]*n+e[14]*o,i[3]=e[3]*r+e[7]*s+e[11]*n+e[15]*o,i},transposeMat4:function(e,t){var i=e[4],r=e[14],s=e[8],n=e[13],o=e[12],a=e[9];if(!t||e===t){var l=e[1],u=e[2],c=e[3],A=e[6],h=e[7],d=e[11];return e[1]=i,e[2]=s,e[3]=o,e[4]=l,e[6]=a,e[7]=n,e[8]=u,e[9]=A,e[11]=r,e[12]=c,e[13]=h,e[14]=d,e}return t[0]=e[0],t[1]=i,t[2]=s,t[3]=o,t[4]=e[1],t[5]=e[5],t[6]=a,t[7]=n,t[8]=e[2],t[9]=e[6],t[10]=e[10],t[11]=r,t[12]=e[3],t[13]=e[7],t[14]=e[11],t[15]=e[15],t},transposeMat3:function(e,t){if(t===e){var i=e[1],r=e[2],s=e[5];t[1]=e[3],t[2]=e[6],t[3]=i,t[5]=e[7],t[6]=r,t[7]=s}else t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8];return t},determinantMat4:function(e){var t=e[0],i=e[1],r=e[2],s=e[3],n=e[4],o=e[5],a=e[6],l=e[7],u=e[8],c=e[9],A=e[10],h=e[11],d=e[12],p=e[13],f=e[14],v=e[15];return d*c*a*s-u*p*a*s-d*o*A*s+n*p*A*s+u*o*f*s-n*c*f*s-d*c*r*l+u*p*r*l+d*i*A*l-t*p*A*l-u*i*f*l+t*c*f*l+d*o*r*h-n*p*r*h-d*i*a*h+t*p*a*h+n*i*f*h-t*o*f*h-u*o*r*v+n*c*r*v+u*i*a*v-t*c*a*v-n*i*A*v+t*o*A*v},inverseMat4:function(e,t){t||(t=e);var i=e[0],r=e[1],s=e[2],n=e[3],o=e[4],a=e[5],l=e[6],u=e[7],c=e[8],A=e[9],h=e[10],d=e[11],p=e[12],f=e[13],v=e[14],g=e[15],m=i*a-r*o,_=i*l-s*o,y=i*u-n*o,b=r*l-s*a,x=r*u-n*a,w=s*u-n*l,B=c*f-A*p,P=c*v-h*p,C=c*g-d*p,M=A*v-h*f,E=A*g-d*f,F=h*g-d*v,k=1/(m*F-_*E+y*M+b*C-x*P+w*B);return t[0]=(a*F-l*E+u*M)*k,t[1]=(-r*F+s*E-n*M)*k,t[2]=(f*w-v*x+g*b)*k,t[3]=(-A*w+h*x-d*b)*k,t[4]=(-o*F+l*C-u*P)*k,t[5]=(i*F-s*C+n*P)*k,t[6]=(-p*w+v*y-g*_)*k,t[7]=(c*w-h*y+d*_)*k,t[8]=(o*E-a*C+u*B)*k,t[9]=(-i*E+r*C-n*B)*k,t[10]=(p*x-f*y+g*m)*k,t[11]=(-c*x+A*y-d*m)*k,t[12]=(-o*M+a*P-l*B)*k,t[13]=(i*M-r*P+s*B)*k,t[14]=(-p*b+f*_-v*m)*k,t[15]=(c*b-A*_+h*m)*k,t},traceMat4:function(e){return e[0]+e[5]+e[10]+e[15]},translationMat4v:function(e,t){var i=t||re.identityMat4();return i[12]=e[0],i[13]=e[1],i[14]=e[2],i},translationMat3v:function(e,t){var i=t||re.identityMat3();return i[6]=e[0],i[7]=e[1],i},translationMat4c:(H=new q(3),function(e,t,i,r){return H[0]=e,H[1]=t,H[2]=i,re.translationMat4v(H,r)}),translationMat4s:function(e,t){return re.translationMat4c(e,e,e,t)},translateMat4v:function(e,t){return re.translateMat4c(e[0],e[1],e[2],t)},translateMat4c:function(e,t,i,r){var s=r[3];r[0]+=s*e,r[1]+=s*t,r[2]+=s*i;var n=r[7];r[4]+=n*e,r[5]+=n*t,r[6]+=n*i;var o=r[11];r[8]+=o*e,r[9]+=o*t,r[10]+=o*i;var a=r[15];return r[12]+=a*e,r[13]+=a*t,r[14]+=a*i,r},setMat4Translation:function(e,t,i){return i[0]=e[0],i[1]=e[1],i[2]=e[2],i[3]=e[3],i[4]=e[4],i[5]=e[5],i[6]=e[6],i[7]=e[7],i[8]=e[8],i[9]=e[9],i[10]=e[10],i[11]=e[11],i[12]=t[0],i[13]=t[1],i[14]=t[2],i[15]=e[15],i},rotationMat4v:function(e,t,i){var r,s,n,o,a,l,u=re.normalizeVec4([t[0],t[1],t[2],0],[]),c=Math.sin(e),A=Math.cos(e),h=1-A,d=u[0],p=u[1],f=u[2];return r=d*p,s=p*f,n=f*d,o=d*c,a=p*c,l=f*c,(i=i||re.mat4())[0]=h*d*d+A,i[1]=h*r+l,i[2]=h*n-a,i[3]=0,i[4]=h*r-l,i[5]=h*p*p+A,i[6]=h*s+o,i[7]=0,i[8]=h*n+a,i[9]=h*s-o,i[10]=h*f*f+A,i[11]=0,i[12]=0,i[13]=0,i[14]=0,i[15]=1,i},rotationMat4c:function(e,t,i,r,s){return re.rotationMat4v(e,[t,i,r],s)},scalingMat4v:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.identityMat4();return t[0]=e[0],t[5]=e[1],t[10]=e[2],t},scalingMat3v:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.identityMat3();return t[0]=e[0],t[4]=e[1],t},scalingMat4c:function(){var e=new q(3);return function(t,i,r,s){return e[0]=t,e[1]=i,e[2]=r,re.scalingMat4v(e,s)}}(),scaleMat4c:function(e,t,i,r){return r[0]*=e,r[4]*=t,r[8]*=i,r[1]*=e,r[5]*=t,r[9]*=i,r[2]*=e,r[6]*=t,r[10]*=i,r[3]*=e,r[7]*=t,r[11]*=i,r},scaleMat4v:function(e,t){var i=e[0],r=e[1],s=e[2];return t[0]*=i,t[4]*=r,t[8]*=s,t[1]*=i,t[5]*=r,t[9]*=s,t[2]*=i,t[6]*=r,t[10]*=s,t[3]*=i,t[7]*=r,t[11]*=s,t},scalingMat4s:function(e){return re.scalingMat4c(e,e,e)},rotationTranslationMat4:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.mat4(),r=e[0],s=e[1],n=e[2],o=e[3],a=r+r,l=s+s,u=n+n,c=r*a,A=r*l,h=r*u,d=s*l,p=s*u,f=n*u,v=o*a,g=o*l,m=o*u;return i[0]=1-(d+f),i[1]=A+m,i[2]=h-g,i[3]=0,i[4]=A-m,i[5]=1-(c+f),i[6]=p+v,i[7]=0,i[8]=h+g,i[9]=p-v,i[10]=1-(c+d),i[11]=0,i[12]=t[0],i[13]=t[1],i[14]=t[2],i[15]=1,i},mat4ToEuler:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.vec4(),r=re.clamp,s=e[0],n=e[4],o=e[8],a=e[1],l=e[5],u=e[9],c=e[2],A=e[6],h=e[10];return"XYZ"===t?(i[1]=Math.asin(r(o,-1,1)),Math.abs(o)<.99999?(i[0]=Math.atan2(-u,h),i[2]=Math.atan2(-n,s)):(i[0]=Math.atan2(A,l),i[2]=0)):"YXZ"===t?(i[0]=Math.asin(-r(u,-1,1)),Math.abs(u)<.99999?(i[1]=Math.atan2(o,h),i[2]=Math.atan2(a,l)):(i[1]=Math.atan2(-c,s),i[2]=0)):"ZXY"===t?(i[0]=Math.asin(r(A,-1,1)),Math.abs(A)<.99999?(i[1]=Math.atan2(-c,h),i[2]=Math.atan2(-n,l)):(i[1]=0,i[2]=Math.atan2(a,s))):"ZYX"===t?(i[1]=Math.asin(-r(c,-1,1)),Math.abs(c)<.99999?(i[0]=Math.atan2(A,h),i[2]=Math.atan2(a,s)):(i[0]=0,i[2]=Math.atan2(-n,l))):"YZX"===t?(i[2]=Math.asin(r(a,-1,1)),Math.abs(a)<.99999?(i[0]=Math.atan2(-u,l),i[1]=Math.atan2(-c,s)):(i[0]=0,i[1]=Math.atan2(o,h))):"XZY"===t&&(i[2]=Math.asin(-r(n,-1,1)),Math.abs(n)<.99999?(i[0]=Math.atan2(A,l),i[1]=Math.atan2(o,s)):(i[0]=Math.atan2(-u,h),i[1]=0)),i},composeMat4:function(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:re.mat4();return re.quaternionToRotationMat4(t,r),re.scaleMat4v(i,r),re.translateMat4v(e,r),r},decomposeMat4:function(){var e=new q(3),t=new q(16);return function(i,r,s,n){e[0]=i[0],e[1]=i[1],e[2]=i[2];var o=re.lenVec3(e);e[0]=i[4],e[1]=i[5],e[2]=i[6];var a=re.lenVec3(e);e[8]=i[8],e[9]=i[9],e[10]=i[10];var l=re.lenVec3(e);re.determinantMat4(i)<0&&(o=-o),r[0]=i[12],r[1]=i[13],r[2]=i[14],t.set(i);var u=1/o,c=1/a,A=1/l;return t[0]*=u,t[1]*=u,t[2]*=u,t[4]*=c,t[5]*=c,t[6]*=c,t[8]*=A,t[9]*=A,t[10]*=A,re.mat4ToQuaternion(t,s),n[0]=o,n[1]=a,n[2]=l,this}}(),getColMat4:function(e,t){var i=4*t;return[e[i],e[i+1],e[i+2],e[i+3]]},setRowMat4:function(e,t,i){e[t]=i[0],e[t+4]=i[1],e[t+8]=i[2],e[t+12]=i[3]},lookAtMat4v:function(e,t,i,r){r||(r=re.mat4());var s,n,o,a,l,u,c,A,h,d,p=e[0],f=e[1],v=e[2],g=i[0],m=i[1],_=i[2],y=t[0],b=t[1],x=t[2];return p===y&&f===b&&v===x?re.identityMat4():(s=p-y,n=f-b,o=v-x,a=m*(o*=d=1/Math.sqrt(s*s+n*n+o*o))-_*(n*=d),l=_*(s*=d)-g*o,u=g*n-m*s,(d=Math.sqrt(a*a+l*l+u*u))?(a*=d=1/d,l*=d,u*=d):(a=0,l=0,u=0),c=n*u-o*l,A=o*a-s*u,h=s*l-n*a,(d=Math.sqrt(c*c+A*A+h*h))?(c*=d=1/d,A*=d,h*=d):(c=0,A=0,h=0),r[0]=a,r[1]=c,r[2]=s,r[3]=0,r[4]=l,r[5]=A,r[6]=n,r[7]=0,r[8]=u,r[9]=h,r[10]=o,r[11]=0,r[12]=-(a*p+l*f+u*v),r[13]=-(c*p+A*f+h*v),r[14]=-(s*p+n*f+o*v),r[15]=1,r)},lookAtMat4c:function(e,t,i,r,s,n,o,a,l){return re.lookAtMat4v([e,t,i],[r,s,n],[o,a,l],[])},orthoMat4c:function(e,t,i,r,s,n,o){o||(o=re.mat4());var a=t-e,l=r-i,u=n-s;return o[0]=2/a,o[1]=0,o[2]=0,o[3]=0,o[4]=0,o[5]=2/l,o[6]=0,o[7]=0,o[8]=0,o[9]=0,o[10]=-2/u,o[11]=0,o[12]=-(e+t)/a,o[13]=-(r+i)/l,o[14]=-(n+s)/u,o[15]=1,o},frustumMat4v:function(e,t,i){i||(i=re.mat4());var r=[e[0],e[1],e[2],0],s=[t[0],t[1],t[2],0];re.addVec4(s,r,ee),re.subVec4(s,r,te);var n=2*r[2],o=te[0],a=te[1],l=te[2];return i[0]=n/o,i[1]=0,i[2]=0,i[3]=0,i[4]=0,i[5]=n/a,i[6]=0,i[7]=0,i[8]=ee[0]/o,i[9]=ee[1]/a,i[10]=-ee[2]/l,i[11]=-1,i[12]=0,i[13]=0,i[14]=-n*s[2]/l,i[15]=0,i},frustumMat4:function(e,t,i,r,s,n,o){o||(o=re.mat4());var a=t-e,l=r-i,u=n-s;return o[0]=2*s/a,o[1]=0,o[2]=0,o[3]=0,o[4]=0,o[5]=2*s/l,o[6]=0,o[7]=0,o[8]=(t+e)/a,o[9]=(r+i)/l,o[10]=-(n+s)/u,o[11]=-1,o[12]=0,o[13]=0,o[14]=-n*s*2/u,o[15]=0,o},perspectiveMat4:function(e,t,i,r,s){var n=[],o=[];return n[2]=i,o[2]=r,o[1]=n[2]*Math.tan(e/2),n[1]=-o[1],o[0]=o[1]*t,n[0]=-o[0],re.frustumMat4v(n,o,s)},compareMat4:function(e,t){return e[0]===t[0]&&e[1]===t[1]&&e[2]===t[2]&&e[3]===t[3]&&e[4]===t[4]&&e[5]===t[5]&&e[6]===t[6]&&e[7]===t[7]&&e[8]===t[8]&&e[9]===t[9]&&e[10]===t[10]&&e[11]===t[11]&&e[12]===t[12]&&e[13]===t[13]&&e[14]===t[14]&&e[15]===t[15]},transformPoint3:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.vec3(),r=t[0],s=t[1],n=t[2];return i[0]=e[0]*r+e[4]*s+e[8]*n+e[12],i[1]=e[1]*r+e[5]*s+e[9]*n+e[13],i[2]=e[2]*r+e[6]*s+e[10]*n+e[14],i},transformPoint4:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.vec4();return i[0]=e[0]*t[0]+e[4]*t[1]+e[8]*t[2]+e[12]*t[3],i[1]=e[1]*t[0]+e[5]*t[1]+e[9]*t[2]+e[13]*t[3],i[2]=e[2]*t[0]+e[6]*t[1]+e[10]*t[2]+e[14]*t[3],i[3]=e[3]*t[0]+e[7]*t[1]+e[11]*t[2]+e[15]*t[3],i},transformPoints3:function(e,t,i){for(var r,s,n,o,a,l=i||[],u=t.length,c=e[0],A=e[1],h=e[2],d=e[3],p=e[4],f=e[5],v=e[6],g=e[7],m=e[8],_=e[9],y=e[10],b=e[11],x=e[12],w=e[13],B=e[14],P=e[15],C=0;C<u;++C)r=(o=t[C])[0],s=o[1],n=o[2],(a=l[C]||(l[C]=[0,0,0]))[0]=c*r+p*s+m*n+x,a[1]=A*r+f*s+_*n+w,a[2]=h*r+v*s+y*n+B,a[3]=d*r+g*s+b*n+P;return l.length=u,l},transformPositions3:function(e,t){var i,r,s,n,o=arguments.length>2&&void 0!==arguments[2]?arguments[2]:t,a=t.length,l=e[0],u=e[1],c=e[2];e[3];var A=e[4],h=e[5],d=e[6];e[7];var p=e[8],f=e[9],v=e[10];e[11];var g=e[12],m=e[13],_=e[14];for(e[15],i=0;i<a;i+=3)r=t[i+0],s=t[i+1],n=t[i+2],o[i+0]=l*r+A*s+p*n+g,o[i+1]=u*r+h*s+f*n+m,o[i+2]=c*r+d*s+v*n+_;return o},transformPositions4:function(e,t){var i,r,s,n,o=arguments.length>2&&void 0!==arguments[2]?arguments[2]:t,a=t.length,l=e[0],u=e[1],c=e[2],A=e[3],h=e[4],d=e[5],p=e[6],f=e[7],v=e[8],g=e[9],m=e[10],_=e[11],y=e[12],b=e[13],x=e[14],w=e[15];for(i=0;i<a;i+=4)r=t[i+0],s=t[i+1],n=t[i+2],o[i+0]=l*r+h*s+v*n+y,o[i+1]=u*r+d*s+g*n+b,o[i+2]=c*r+p*s+m*n+x,o[i+3]=A*r+f*s+_*n+w;return o},transformVec3:function(e,t,i){var r=t[0],s=t[1],n=t[2];return(i=i||this.vec3())[0]=e[0]*r+e[4]*s+e[8]*n,i[1]=e[1]*r+e[5]*s+e[9]*n,i[2]=e[2]*r+e[6]*s+e[10]*n,i},transformVec4:function(e,t,i){var r=t[0],s=t[1],n=t[2],o=t[3];return(i=i||re.vec4())[0]=e[0]*r+e[4]*s+e[8]*n+e[12]*o,i[1]=e[1]*r+e[5]*s+e[9]*n+e[13]*o,i[2]=e[2]*r+e[6]*s+e[10]*n+e[14]*o,i[3]=e[3]*r+e[7]*s+e[11]*n+e[15]*o,i},rotateVec2:function(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:e,s=Math.cos(i),n=Math.sin(i),o=e[0]-t[0],a=e[1]-t[1];return r[0]=o*s-a*n+t[0],r[1]=o*n+a*s+t[1],e},rotateVec3X:function(e,t,i,r){var s=[],n=[];return s[0]=e[0]-t[0],s[1]=e[1]-t[1],s[2]=e[2]-t[2],n[0]=s[0],n[1]=s[1]*Math.cos(i)-s[2]*Math.sin(i),n[2]=s[1]*Math.sin(i)+s[2]*Math.cos(i),r[0]=n[0]+t[0],r[1]=n[1]+t[1],r[2]=n[2]+t[2],r},rotateVec3Y:function(e,t,i,r){var s=[],n=[];return s[0]=e[0]-t[0],s[1]=e[1]-t[1],s[2]=e[2]-t[2],n[0]=s[2]*Math.sin(i)+s[0]*Math.cos(i),n[1]=s[1],n[2]=s[2]*Math.cos(i)-s[0]*Math.sin(i),r[0]=n[0]+t[0],r[1]=n[1]+t[1],r[2]=n[2]+t[2],r},rotateVec3Z:function(e,t,i,r){var s=[],n=[];return s[0]=e[0]-t[0],s[1]=e[1]-t[1],s[2]=e[2]-t[2],n[0]=s[0]*Math.cos(i)-s[1]*Math.sin(i),n[1]=s[0]*Math.sin(i)+s[1]*Math.cos(i),n[2]=s[2],r[0]=n[0]+t[0],r[1]=n[1]+t[1],r[2]=n[2]+t[2],r},projectVec4:function(e,t){var i=1/e[3];return(t=t||re.vec2())[0]=e[0]*i,t[1]=e[1]*i,t},unprojectVec3:(N=new q(16),Q=new q(16),V=new q(16),function(e,t,i,r){return this.transformVec3(this.mulMat4(this.inverseMat4(t,N),this.inverseMat4(i,Q),V),e,r)}),lerpVec3:function(e,t,i,r,s,n){var o=n||re.vec3(),a=(e-t)/(i-t);return o[0]=r[0]+a*(s[0]-r[0]),o[1]=r[1]+a*(s[1]-r[1]),o[2]=r[2]+a*(s[2]-r[2]),o},lerpMat4:function(e,t,i,r,s,n){var o=n||re.mat4(),a=(e-t)/(i-t);return o[0]=r[0]+a*(s[0]-r[0]),o[1]=r[1]+a*(s[1]-r[1]),o[2]=r[2]+a*(s[2]-r[2]),o[3]=r[3]+a*(s[3]-r[3]),o[4]=r[4]+a*(s[4]-r[4]),o[5]=r[5]+a*(s[5]-r[5]),o[6]=r[6]+a*(s[6]-r[6]),o[7]=r[7]+a*(s[7]-r[7]),o[8]=r[8]+a*(s[8]-r[8]),o[9]=r[9]+a*(s[9]-r[9]),o[10]=r[10]+a*(s[10]-r[10]),o[11]=r[11]+a*(s[11]-r[11]),o[12]=r[12]+a*(s[12]-r[12]),o[13]=r[13]+a*(s[13]-r[13]),o[14]=r[14]+a*(s[14]-r[14]),o[15]=r[15]+a*(s[15]-r[15]),o},flatten:function(e){var t,i,r,s,n,o=[];for(t=0,i=e.length;t<i;t++)for(r=0,s=(n=e[t]).length;r<s;r++)o.push(n[r]);return o},identityQuaternion:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:re.vec4();return e[0]=0,e[1]=0,e[2]=0,e[3]=1,e},eulerToQuaternion:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.vec4(),r=e[0]*re.DEGTORAD/2,s=e[1]*re.DEGTORAD/2,n=e[2]*re.DEGTORAD/2,o=Math.cos(r),a=Math.cos(s),l=Math.cos(n),u=Math.sin(r),c=Math.sin(s),A=Math.sin(n);return"XYZ"===t?(i[0]=u*a*l+o*c*A,i[1]=o*c*l-u*a*A,i[2]=o*a*A+u*c*l,i[3]=o*a*l-u*c*A):"YXZ"===t?(i[0]=u*a*l+o*c*A,i[1]=o*c*l-u*a*A,i[2]=o*a*A-u*c*l,i[3]=o*a*l+u*c*A):"ZXY"===t?(i[0]=u*a*l-o*c*A,i[1]=o*c*l+u*a*A,i[2]=o*a*A+u*c*l,i[3]=o*a*l-u*c*A):"ZYX"===t?(i[0]=u*a*l-o*c*A,i[1]=o*c*l+u*a*A,i[2]=o*a*A-u*c*l,i[3]=o*a*l+u*c*A):"YZX"===t?(i[0]=u*a*l+o*c*A,i[1]=o*c*l+u*a*A,i[2]=o*a*A-u*c*l,i[3]=o*a*l-u*c*A):"XZY"===t&&(i[0]=u*a*l-o*c*A,i[1]=o*c*l-u*a*A,i[2]=o*a*A+u*c*l,i[3]=o*a*l+u*c*A),i},mat4ToQuaternion:function(e){var t,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.vec4(),r=e[0],s=e[4],n=e[8],o=e[1],a=e[5],l=e[9],u=e[2],c=e[6],A=e[10],h=r+a+A;return h>0?(t=.5/Math.sqrt(h+1),i[3]=.25/t,i[0]=(c-l)*t,i[1]=(n-u)*t,i[2]=(o-s)*t):r>a&&r>A?(t=2*Math.sqrt(1+r-a-A),i[3]=(c-l)/t,i[0]=.25*t,i[1]=(s+o)/t,i[2]=(n+u)/t):a>A?(t=2*Math.sqrt(1+a-r-A),i[3]=(n-u)/t,i[0]=(s+o)/t,i[1]=.25*t,i[2]=(l+c)/t):(t=2*Math.sqrt(1+A-r-a),i[3]=(o-s)/t,i[0]=(n+u)/t,i[1]=(l+c)/t,i[2]=.25*t),i},vec3PairToQuaternion:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.vec4(),r=Math.sqrt(re.dotVec3(e,e)*re.dotVec3(t,t)),s=r+re.dotVec3(e,t);return s<1e-8*r?(s=0,Math.abs(e[0])>Math.abs(e[2])?(i[0]=-e[1],i[1]=e[0],i[2]=0):(i[0]=0,i[1]=-e[2],i[2]=e[1])):re.cross3Vec3(e,t,i),i[3]=s,re.normalizeQuaternion(i)},angleAxisToQuaternion:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.vec4(),i=e[3]/2,r=Math.sin(i);return t[0]=r*e[0],t[1]=r*e[1],t[2]=r*e[2],t[3]=Math.cos(i),t},quaternionToEuler:function(){var e=new q(16);return function(t,i,r){return r=r||re.vec3(),re.quaternionToRotationMat4(t,e),re.mat4ToEuler(e,i,r),r}}(),mulQuaternions:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.vec4(),r=e[0],s=e[1],n=e[2],o=e[3],a=t[0],l=t[1],u=t[2],c=t[3];return i[0]=o*a+r*c+s*u-n*l,i[1]=o*l+s*c+n*a-r*u,i[2]=o*u+n*c+r*l-s*a,i[3]=o*c-r*a-s*l-n*u,i},vec3ApplyQuaternion:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.vec3(),r=t[0],s=t[1],n=t[2],o=e[0],a=e[1],l=e[2],u=e[3],c=u*r+a*n-l*s,A=u*s+l*r-o*n,h=u*n+o*s-a*r,d=-o*r-a*s-l*n;return i[0]=c*u+d*-o+A*-l-h*-a,i[1]=A*u+d*-a+h*-o-c*-l,i[2]=h*u+d*-l+c*-a-A*-o,i},quaternionToMat4:function(e,t){t=re.identityMat4(t);var i=e[0],r=e[1],s=e[2],n=e[3],o=2*i,a=2*r,l=2*s,u=o*n,c=a*n,A=l*n,h=o*i,d=a*i,p=l*i,f=a*r,v=l*r,g=l*s;return t[0]=1-(f+g),t[1]=d+A,t[2]=p-c,t[4]=d-A,t[5]=1-(h+g),t[6]=v+u,t[8]=p+c,t[9]=v-u,t[10]=1-(h+f),t},quaternionToRotationMat4:function(e,t){var i=e[0],r=e[1],s=e[2],n=e[3],o=i+i,a=r+r,l=s+s,u=i*o,c=i*a,A=i*l,h=r*a,d=r*l,p=s*l,f=n*o,v=n*a,g=n*l;return t[0]=1-(h+p),t[4]=c-g,t[8]=A+v,t[1]=c+g,t[5]=1-(u+p),t[9]=d-f,t[2]=A-v,t[6]=d+f,t[10]=1-(u+h),t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t},normalizeQuaternion:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:e,i=re.lenVec4([e[0],e[1],e[2],e[3]]);return t[0]=e[0]/i,t[1]=e[1]/i,t[2]=e[2]/i,t[3]=e[3]/i,t},conjugateQuaternion:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:e;return t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t[3]=e[3],t},inverseQuaternion:function(e,t){return re.normalizeQuaternion(re.conjugateQuaternion(e,t))},quaternionToAngleAxis:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.vec4(),i=(e=re.normalizeQuaternion(e,ie))[3],r=2*Math.acos(i),s=Math.sqrt(1-i*i);return s<.001?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=e[0]/s,t[1]=e[1]/s,t[2]=e[2]/s),t[3]=r,t},AABB3:function(e){return new q(e||6)},AABB2:function(e){return new q(e||4)},OBB3:function(e){return new q(e||32)},OBB2:function(e){return new q(e||16)},Sphere3:function(e,t,i,r){return new q([e,t,i,r])},transformOBB3:function(e,t){var i,r,s,n,o=arguments.length>2&&void 0!==arguments[2]?arguments[2]:t,a=t.length,l=e[0],u=e[1],c=e[2],A=e[3],h=e[4],d=e[5],p=e[6],f=e[7],v=e[8],g=e[9],m=e[10],_=e[11],y=e[12],b=e[13],x=e[14],w=e[15];for(i=0;i<a;i+=4)r=t[i+0],s=t[i+1],n=t[i+2],o[i+0]=l*r+h*s+v*n+y,o[i+1]=u*r+d*s+g*n+b,o[i+2]=c*r+p*s+m*n+x,o[i+3]=A*r+f*s+_*n+w;return o},containsAABB3:function(e,t){return e[0]<=t[0]&&t[3]<=e[3]&&e[1]<=t[1]&&t[4]<=e[4]&&e[2]<=t[2]&&t[5]<=e[5]},getAABB3Diag:function(){var e=new q(3),t=new q(3),i=new q(3);return function(r){return e[0]=r[0],e[1]=r[1],e[2]=r[2],t[0]=r[3],t[1]=r[4],t[2]=r[5],re.subVec3(t,e,i),Math.abs(re.lenVec3(i))}}(),getAABB3DiagPoint:function(){var e=new q(3),t=new q(3),i=new q(3);return function(r,s){e[0]=r[0],e[1]=r[1],e[2]=r[2],t[0]=r[3],t[1]=r[4],t[2]=r[5];var n=re.subVec3(t,e,i),o=s[0]-r[0],a=r[3]-s[0],l=s[1]-r[1],u=r[4]-s[1],c=s[2]-r[2],A=r[5]-s[2];return n[0]+=o>a?o:a,n[1]+=l>u?l:u,n[2]+=c>A?c:A,Math.abs(re.lenVec3(n))}}(),getAABB3Area:function(e){return(e[3]-e[0])*(e[4]-e[1])*(e[5]-e[2])},getAABB3Center:function(e,t){var i=t||re.vec3();return i[0]=(e[0]+e[3])/2,i[1]=(e[1]+e[4])/2,i[2]=(e[2]+e[5])/2,i},getAABB2Center:function(e,t){var i=t||re.vec2();return i[0]=(e[2]+e[0])/2,i[1]=(e[3]+e[1])/2,i},collapseAABB3:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:re.AABB3();return e[0]=re.MAX_DOUBLE,e[1]=re.MAX_DOUBLE,e[2]=re.MAX_DOUBLE,e[3]=re.MIN_DOUBLE,e[4]=re.MIN_DOUBLE,e[5]=re.MIN_DOUBLE,e},AABB3ToOBB3:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.OBB3();return t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=1,t[4]=e[3],t[5]=e[1],t[6]=e[2],t[7]=1,t[8]=e[3],t[9]=e[4],t[10]=e[2],t[11]=1,t[12]=e[0],t[13]=e[4],t[14]=e[2],t[15]=1,t[16]=e[0],t[17]=e[1],t[18]=e[5],t[19]=1,t[20]=e[3],t[21]=e[1],t[22]=e[5],t[23]=1,t[24]=e[3],t[25]=e[4],t[26]=e[5],t[27]=1,t[28]=e[0],t[29]=e[4],t[30]=e[5],t[31]=1,t},positions3ToAABB3:function(){var e=new q(3);return function(t,i,r){i=i||re.AABB3();for(var s,n,o,a=re.MAX_DOUBLE,l=re.MAX_DOUBLE,u=re.MAX_DOUBLE,c=re.MIN_DOUBLE,A=re.MIN_DOUBLE,h=re.MIN_DOUBLE,d=0,p=t.length;d<p;d+=3)r?(e[0]=t[d+0],e[1]=t[d+1],e[2]=t[d+2],re.decompressPosition(e,r,e),s=e[0],n=e[1],o=e[2]):(s=t[d+0],n=t[d+1],o=t[d+2]),s<a&&(a=s),n<l&&(l=n),o<u&&(u=o),s>c&&(c=s),n>A&&(A=n),o>h&&(h=o);return i[0]=a,i[1]=l,i[2]=u,i[3]=c,i[4]=A,i[5]=h,i}}(),OBB3ToAABB3:function(e){for(var t,i,r,s=arguments.length>1&&void 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G),this._subIdEvents||(this._subIdEvents={}),this._eventSubs||(this._eventSubs={}),this._eventSubsNum||(this._eventSubsNum={});var r=this._eventSubs[e];r?this._eventSubsNum[e]++:(r={},this._eventSubs[e]=r,this._eventSubsNum[e]=1);var s=this._subIdMap.addItem();r[s]={callback:t,scope:i||this},this._subIdEvents[s]=e;var n=this._events[e];return void 0!==n&&t.call(i||this,n),s}},{key:"off",value:function(e){if(null!=e&&this._subIdEvents){var t=this._subIdEvents[e];if(t){delete this._subIdEvents[e];var i=this._eventSubs[t];i&&(delete i[e],this._eventSubsNum[t]--),this._subIdMap.removeItem(e)}}}},{key:"once",value:function(e,t,i){var r=this,s=this.on(e,(function(e){r.off(s),t.call(i||this,e)}),i)}},{key:"hasSubs",value:function(e){return this._eventSubsNum&&this._eventSubsNum[e]>0}},{key:"log",value:function(e){e="[LOG]"+this._message(e),window.console.log(e),this.scene.fire("log",e)}},{key:"_message",value:function(e){return" ["+this.type+" "+he.inQuotes(this.id)+"]: "+e}},{key:"warn",value:function(e){e="[WARN]"+this._message(e),window.console.warn(e),this.scene.fire("warn",e)}},{key:"error",value:function(e){e="[ERROR]"+this._message(e),window.console.error(e),this.scene.fire("error",e)}},{key:"_attach",value:function(e){var t=e.name;if(t){var i=e.component,r=e.sceneDefault,s=e.sceneSingleton,n=e.type,o=e.on,a=!1!==e.recompiles;if(i&&(he.isNumeric(i)||he.isString(i))){var l=i;if(!(i=this.scene.components[l]))return void this.error("Component not found: "+he.inQuotes(l))}if(!i)if(!0===s){var u=this.scene.types[n];for(var c in u)if(u.hasOwnProperty){i=u[c];break}if(!i)return this.error("Scene has no default component for '"+t+"'"),null}else if(!0===r&&!(i=this.scene[t]))return this.error("Scene has no default component for '"+t+"'"),null;if(i){if(i.scene.id!==this.scene.id)return void this.error("Not in same scene: "+i.type+" "+he.inQuotes(i.id));if(n&&!i.isType(n))return void this.error("Expected a "+n+" type or subtype: "+i.type+" "+he.inQuotes(i.id))}this._attachments||(this._attachments={});var A,h,d,p=this._attached[t];if(p){if(i&&p.id===i.id)return;var f=this._attachments[p.id];for(h=0,d=(A=f.subs).length;h<d;h++)p.off(A[h]);delete this._attached[t],delete this._attachments[p.id];var v=f.params.onDetached;v&&(he.isFunction(v)?v(p):v.scope?v.callback.call(v.scope,p):v.callback(p)),f.managingLifecycle&&p.destroy()}if(i){var g={params:e,component:i,subs:[],managingLifecycle:!1};g.subs.push(i.once("destroyed",(function(){g.params.component=null,this._attach(g.params)}),this)),a&&g.subs.push(i.on("dirty",(function(){this.fire("dirty",this)}),this)),this._attached[t]=i,this._attachments[i.id]=g;var m,_,y,b,x=e.onAttached;if(x&&(he.isFunction(x)?x(i):x.scope?x.callback.call(x.scope,i):x.callback(i)),o)for(m in o)if(o.hasOwnProperty(m)){if(_=o[m],he.isFunction(_)?(y=_,b=null):(y=_.callback,b=_.scope),!y)continue;g.subs.push(i.on(m,y,b))}}return a&&this.fire("dirty",this),this.fire(t,i),i}this.error("Component 'name' expected")}},{key:"_checkComponent",value:function(e,t){if(!t.isComponent){if(!he.isID(t))return void this.error("Expected a Component or ID");var i=t;if(!(t=this.scene.components[i]))return void this.error("Component not found: "+i)}if(e===t.type){if(t.scene.id===this.scene.id)return t;this.error("Not in same scene: "+t.type)}else this.error("Expected a "+e+" Component")}},{key:"_checkComponent2",value:function(e,t){if(!t.isComponent){if(!he.isID(t))return void this.error("Expected a Component or ID");var i=t;if(!(t=this.scene.components[i]))return void this.error("Component not found: "+i)}if(t.scene.id===this.scene.id){for(var r=0,s=e.length;r<s;r++)if(e[r]===t.type)return t;return this.error("Expected component types: "+e),null}this.error("Not in same scene: "+t.type)}},{key:"_own",value:function(e){var t=this;this._ownedComponents||(this._ownedComponents={}),this._ownedComponents[e.id]||(this._ownedComponents[e.id]=e),e.once("destroyed",(function(){delete t._ownedComponents[e.id]}),this)}},{key:"_needUpdate",value:function(e){this._updateScheduled||(this._updateScheduled=!0,0===e?this._doUpdate():we.scheduleTask(this._doUpdate,this))}},{key:"_doUpdate",value:function(){this._updateScheduled&&(this._updateScheduled=!1,this._update&&this._update())}},{key:"scheduleTask",value:function(e){we.scheduleTask(e,null)}},{key:"_update",value:function(){}},{key:"clear",value:function(){if(this._ownedComponents)for(var e in this._ownedComponents){if(this._ownedComponents.hasOwnProperty(e))this._ownedComponents[e].destroy(),delete this._ownedComponents[e]}}},{key:"destroy",value:function(){if(!this.destroyed){var e,t,i,r,s,n;if(this.fire("destroyed",this.destroyed=!0),this._attachments)for(e in this._attachments)if(this._attachments.hasOwnProperty(e)){for(i=(t=this._attachments[e]).component,s=0,n=(r=t.subs).length;s<n;s++)i.off(r[s]);t.managingLifecycle&&i.destroy()}if(this._ownedComponents)for(e in this._ownedComponents)this._ownedComponents.hasOwnProperty(e)&&((i=this._ownedComponents[e]).destroy(),delete this._ownedComponents[e]);this.scene._removeComponent(this),this._attached={},this._attachments=null,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._events=null,this._eventCallDepth=0,this._ownedComponents=null,this._updateScheduled=!1}}}]),e}(),Me=re.vec3(),Ee=re.vec3(),Fe=re.mat4(),ke=function(){function e(){B(this,e),this.normal=re.vec3(),this.offset=0,this.testVertex=re.vec3()}return C(e,[{key:"set",value:function(e,t,i,r){var s=1/Math.sqrt(e*e+t*t+i*i);this.normal[0]=e*s,this.normal[1]=t*s,this.normal[2]=i*s,this.offset=r*s,this.testVertex[0]=this.normal[0]>=0?1:0,this.testVertex[1]=this.normal[1]>=0?1:0,this.testVertex[2]=this.normal[2]>=0?1:0}}]),e}(),Ie=C((function e(){B(this,e),this.planes=[new ke,new ke,new ke,new ke,new ke,new ke]}));function De(e,t,i){var r=re.mulMat4(i,t,Fe),s=r[0],n=r[1],o=r[2],a=r[3],l=r[4],u=r[5],c=r[6],A=r[7],h=r[8],d=r[9],p=r[10],f=r[11],v=r[12],g=r[13],m=r[14],_=r[15];e.planes[0].set(a-s,A-l,f-h,_-v),e.planes[1].set(a+s,A+l,f+h,_+v),e.planes[2].set(a-n,A-u,f-d,_-g),e.planes[3].set(a+n,A+u,f+d,_+g),e.planes[4].set(a-o,A-c,f-p,_-m),e.planes[5].set(a+o,A+c,f+p,_+m)}function Se(e,t){var i=Ie.INSIDE,r=Me,s=Ee;r[0]=t[0],r[1]=t[1],r[2]=t[2],s[0]=t[3],s[1]=t[4],s[2]=t[5];for(var n=[r,s],o=0;o<6;++o){var a=e.planes[o];if(a.normal[0]*n[a.testVertex[0]][0]+a.normal[1]*n[a.testVertex[1]][1]+a.normal[2]*n[a.testVertex[2]][2]+a.offset<0)return Ie.OUTSIDE;a.normal[0]*n[1-a.testVertex[0]][0]+a.normal[1]*n[1-a.testVertex[1]][1]+a.normal[2]*n[1-a.testVertex[2]][2]+a.offset<0&&(i=Ie.INTERSECT)}return i}Ie.INSIDE=0,Ie.INTERSECT=1,Ie.OUTSIDE=2;var Te=function(e){g(i,Ce);var t=_(i);function i(){var e,r=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};if(B(this,i),!r.viewer)throw"[MarqueePicker] Missing config: viewer";if(!r.objectsKdTree3)throw"[MarqueePicker] Missing config: objectsKdTree3";return(e=t.call(this,r.viewer.scene,r)).viewer=r.viewer,e._objectsKdTree3=r.objectsKdTree3,e._canvasMarqueeCorner1=re.vec2(),e._canvasMarqueeCorner2=re.vec2(),e._canvasMarquee=re.AABB2(),e._marqueeFrustum=new Ie,e._marqueeFrustumProjMat=re.mat4(),e._pickMode=!1,e._marqueeElement=document.createElement("div"),document.body.appendChild(e._marqueeElement),e._marqueeElement.style.position="absolute",e._marqueeElement.style["z-index"]="40000005",e._marqueeElement.style.width="8px",e._marqueeElement.style.height="8px",e._marqueeElement.style.visibility="hidden",e._marqueeElement.style.top="0px",e._marqueeElement.style.left="0px",e._marqueeElement.style["box-shadow"]="0 2px 5px 0 #182A3D;",e._marqueeElement.style.opacity=1,e._marqueeElement.style["pointer-events"]="none",e}return C(i,[{key:"setMarqueeCorner1",value:function(e){this._canvasMarqueeCorner1.set(e),this._canvasMarqueeCorner2.set(e),this._updateMarquee()}},{key:"setMarqueeCorner2",value:function(e){this._canvasMarqueeCorner2.set(e),this._updateMarquee()}},{key:"setMarquee",value:function(e,t){this._canvasMarqueeCorner1.set(e),this._canvasMarqueeCorner2.set(t),this._updateMarquee()}},{key:"setMarqueeVisible",value:function(e){this._marqueVisible=e,this._marqueeElement.style.visibility=e?"visible":"hidden"}},{key:"getMarqueeVisible",value:function(){return this._marqueVisible}},{key:"setPickMode",value:function(e){if(e!==i.PICK_MODE_INSIDE&&e!==i.PICK_MODE_INTERSECTS)throw"Illegal MarqueePicker pickMode: must be MarqueePicker.PICK_MODE_INSIDE or MarqueePicker.PICK_MODE_INTERSECTS";e!==this._pickMode&&(this._marqueeElement.style["background-image"]=e===i.PICK_MODE_INSIDE?"url(\"data:image/svg+xml,%3csvg width='100%25' height='100%25' xmlns='http://www.w3.org/2000/svg'%3e%3crect width='100%25' height='100%25' fill='none' rx='6' ry='6' stroke='%23333' stroke-width='4'/%3e%3c/svg%3e\")":"url(\"data:image/svg+xml,%3csvg width='100%25' height='100%25' xmlns='http://www.w3.org/2000/svg'%3e%3crect width='100%25' height='100%25' fill='none' rx='6' ry='6' stroke='%23333' stroke-width='4' stroke-dasharray='6%2c 14' stroke-dashoffset='0' stroke-linecap='square'/%3e%3c/svg%3e\")",this._pickMode=e)}},{key:"getPickMode",value:function(){return this._pickMode}},{key:"clear",value:function(){this.fire("clear",{})}},{key:"pick",value:function(){var e=this;this._updateMarquee(),this._buildMarqueeFrustum();var t=[];return(this._canvasMarquee[2]-this._canvasMarquee[0]>3||this._canvasMarquee[3]-this._canvasMarquee[1]>3)&&function r(s){var n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:Ie.INTERSECT;if(n===Ie.INTERSECT&&(n=Se(e._marqueeFrustum,s.aabb)),n!==Ie.OUTSIDE){if(s.entities)for(var o=s.entities,a=0,l=o.length;a<l;a++){var u=o[a];if(u.visible){var c=u.aabb;if(e._pickMode===i.PICK_MODE_INSIDE)Se(e._marqueeFrustum,c)===Ie.INSIDE&&t.push(u.id);else Se(e._marqueeFrustum,c)!==Ie.OUTSIDE&&t.push(u.id)}}s.left&&r(s.left,n),s.right&&r(s.right,n)}}(this._objectsKdTree3.root),this.fire("picked",t),t}},{key:"_updateMarquee",value:function(){this._canvasMarquee[0]=Math.min(this._canvasMarqueeCorner1[0],this._canvasMarqueeCorner2[0]),this._canvasMarquee[1]=Math.min(this._canvasMarqueeCorner1[1],this._canvasMarqueeCorner2[1]),this._canvasMarquee[2]=Math.max(this._canvasMarqueeCorner1[0],this._canvasMarqueeCorner2[0]),this._canvasMarquee[3]=Math.max(this._canvasMarqueeCorner1[1],this._canvasMarqueeCorner2[1]),this._marqueeElement.style.width="".concat(this._canvasMarquee[2]-this._canvasMarquee[0],"px"),this._marqueeElement.style.height="".concat(this._canvasMarquee[3]-this._canvasMarquee[1],"px"),this._marqueeElement.style.left="".concat(this._canvasMarquee[0],"px"),this._marqueeElement.style.top="".concat(this._canvasMarquee[1],"px")}},{key:"_buildMarqueeFrustum",value:function(){var e=this.viewer.scene.canvas.canvas,t=e.clientWidth,i=e.clientHeight,r=e.clientLeft,s=e.clientTop,n=2/t,o=2/i,a=e.clientHeight/e.clientWidth,l=(this._canvasMarquee[0]-r)*n-1,u=(this._canvasMarquee[2]-r)*n-1,c=-(this._canvasMarquee[3]-s)*o+1,A=-(this._canvasMarquee[1]-s)*o+1,h=this.viewer.scene.camera.frustum.near*(17*a);re.frustumMat4(l,u,c*a,A*a,h,1e4,this._marqueeFrustumProjMat),De(this._marqueeFrustum,this.viewer.scene.camera.viewMatrix,this._marqueeFrustumProjMat)}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._marqueeElement.parentElement&&(this._marqueeElement.parentElement.removeChild(this._marqueeElement),this._marqueeElement=null,this._objectsKdTree3=null)}}]),i}();Te.PICK_MODE_INTERSECTS=0,Te.PICK_MODE_INSIDE=1;var Le=function(e){g(i,Ce);var t=_(i);function i(e){var r;B(this,i),r=t.call(this,e.marqueePicker,e);var s,n,o,a,l,u,c,A=e.marqueePicker,h=A.viewer.scene.canvas.canvas,d=!1,p=!1,f=!1;return h.addEventListener("mousedown",(function(e){r.getActive()&&0===e.button&&(c=setTimeout((function(){var t=A.viewer.scene.input;t.keyDown[t.KEY_CTRL]||A.clear(),s=e.pageX,n=e.pageY,l=e.offsetX,A.setMarqueeCorner1([s,n]),d=!0,A.viewer.cameraControl.pointerEnabled=!1,A.setMarqueeVisible(!0),h.style.cursor="crosshair"}),400),p=!0)})),h.addEventListener("mouseup",(function(e){if(r.getActive()&&(d||f)&&0===e.button){clearTimeout(c),o=e.pageX,a=e.pageY;var t=Math.abs(o-s),i=Math.abs(a-n);d=!1,A.viewer.cameraControl.pointerEnabled=!0,f&&(f=!1),(t>3||i>3)&&A.pick()}})),document.addEventListener("mouseup",(function(e){r.getActive()&&0===e.button&&(clearTimeout(c),d&&(A.setMarqueeVisible(!1),d=!1,p=!1,f=!0,A.viewer.cameraControl.pointerEnabled=!0))}),!0),h.addEventListener("mousemove",(function(e){r.getActive()&&0===e.button&&p&&(clearTimeout(c),d&&(o=e.pageX,a=e.pageY,u=e.offsetX,A.setMarqueeVisible(!0),A.setMarqueeCorner2([o,a]),A.setPickMode(l<u?Te.PICK_MODE_INSIDE:Te.PICK_MODE_INTERSECTS)))})),r}return C(i,[{key:"setActive",value:function(e){this._active!==e&&(this._active=e,this.fire("active",this._active))}},{key:"getActive",value:function(){return this._active}},{key:"destroy",value:function(){}}]),i}(),Re=function(){function e(t){var i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,e),this.viewer=t,this.scene=this.viewer.scene,this._circleDiv=document.createElement("div"),this.viewer.scene.canvas.canvas.parentNode.insertBefore(this._circleDiv,this.viewer.scene.canvas.canvas),this._circleDiv.style.backgroundColor="transparent",this._circleDiv.style.border="2px solid green",this._circleDiv.style.borderRadius="50px",this._circleDiv.style.width="50px",this._circleDiv.style.height="50px",this._circleDiv.style.margin="-200px -200px",this._circleDiv.style.zIndex="100000",this._circleDiv.style.position="absolute",this._circleDiv.style.pointerEvents="none",this._circlePos=null,this._circleMaxRadius=200,this._circleMinRadius=2,this._active=!1!==i.active,this._visible=!1,this._running=!1,this._destroyed=!1}return C(e,[{key:"start",value:function(e){var t=this;if(!this._destroyed){this._circlePos=e,this._running=!1,this._circleRadius=this._circleMaxRadius,this._circleDiv.style.borderRadius="".concat(this._circleRadius,"px"),this._circleDiv.style.marginLeft="".concat(this._circlePos[0]-this._circleRadius,"px"),this._circleDiv.style.marginTop="".concat(this._circlePos[1]-this._circleRadius,"px");var i,r=this._circleMaxRadius;this._running=!0,requestAnimationFrame((function e(s){if(t._running){i||(i=s);var n=s-i,o=Math.min(n/300,1),a=r+(2-r)*o;t._circleRadius=a,t._circleDiv.style.width="".concat(t._circleRadius,"px"),t._circleDiv.style.height="".concat(t._circleRadius,"px"),t._circleDiv.style.marginLeft="".concat(t._circlePos[0]-t._circleRadius/2,"px"),t._circleDiv.style.marginTop="".concat(t._circlePos[1]-t._circleRadius/2,"px"),o<1&&requestAnimationFrame(e)}})),this._circleDiv.style.visibility="visible"}}},{key:"stop",value:function(){this._destroyed||(this._running=!1,this._circleRadius=this._circleMaxRadius,this._circleDiv.style.borderRadius="".concat(this._circleRadius,"px"),this._circleDiv.style.visibility="hidden")}},{key:"durationMs",get:function(){return this._durationMs},set:function(e){this.stop(),this._durationMs=e}},{key:"destroy",value:function(){this._destroyed||(this.stop(),this._circleDiv.parentElement.removeChild(this._circleDiv),this._destroyed=!0)}}]),e}(),Ue=function(){function e(t,i,r){B(this,e),this.id=r&&r.id?r.id:t,this.viewer=i,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._eventSubsNum=null,this._events=null,this._eventCallDepth=0,i.addPlugin(this)}return C(e,[{key:"scheduleTask",value:function(e){we.scheduleTask(e,null)}},{key:"fire",value:function(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={},this._eventSubsNum={}),!0!==i&&(this._events[e]=t||!0);var r,s=this._eventSubs[e];if(s)for(var n in s)s.hasOwnProperty(n)&&(r=s[n],this._eventCallDepth++,this._eventCallDepth<300?r.callback.call(r.scope,t):this.error("fire: potential stack overflow from recursive event '"+e+"' - dropping this event"),this._eventCallDepth--)}},{key:"on",value:function(e,t,i){this._events||(this._events={}),this._subIdMap||(this._subIdMap=new G),this._subIdEvents||(this._subIdEvents={}),this._eventSubs||(this._eventSubs={}),this._eventSubsNum||(this._eventSubsNum={});var r=this._eventSubs[e];r?this._eventSubsNum[e]++:(r={},this._eventSubs[e]=r,this._eventSubsNum[e]=1);var s=this._subIdMap.addItem();r[s]={callback:t,scope:i||this},this._subIdEvents[s]=e;var n=this._events[e];return void 0!==n&&t.call(i||this,n),s}},{key:"off",value:function(e){if(null!=e&&this._subIdEvents){var t=this._subIdEvents[e];if(t){delete this._subIdEvents[e];var i=this._eventSubs[t];i&&(delete i[e],this._eventSubsNum[t]--),this._subIdMap.removeItem(e)}}}},{key:"once",value:function(e,t,i){var r=this,s=this.on(e,(function(e){r.off(s),t.call(i||this,e)}),i)}},{key:"hasSubs",value:function(e){return this._eventSubsNum&&this._eventSubsNum[e]>0}},{key:"log",value:function(e){console.log("[xeokit plugin ".concat(this.id,"]: ").concat(e))}},{key:"warn",value:function(e){console.warn("[xeokit plugin ".concat(this.id,"]: ").concat(e))}},{key:"error",value:function(e){console.error("[xeokit plugin ".concat(this.id,"]: ").concat(e))}},{key:"send",value:function(e,t){}},{key:"destroy",value:function(){this.viewer.removePlugin(this)}}]),e}(),Oe=function(){var e=window.navigator.userAgent,t=/iPhone/i.test(e),i=/Safari/i.test(e)&&!/Chrome/i.test(e);return t&&i},Ne=function(){function e(t){var i=this,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,e),this._highlightClass="viewer-ruler-dot-highlighted",this._x=0,this._y=0,this._dot=document.createElement("div"),this._dot.className+=this._dot.className?" viewer-ruler-dot":"viewer-ruler-dot",this._dotClickable=document.createElement("div"),this._dotClickable.className+=this._dotClickable.className?" viewer-ruler-dot-clickable":"viewer-ruler-dot-clickable",this._visible=!1!==r.visible,this._culled=!1;var s=this._dot,n=s.style;n["border-radius"]="25px",n.border="solid 2px white",n.background="lightgreen",n.position="absolute",n["z-index"]=void 0===r.zIndex?"40000005":r.zIndex,n.width="8px",n.height="8px",n.visibility=this._visible?"visible":"hidden",n.top="0px",n.left="0px",n["box-shadow"]="0 2px 5px 0 #182A3D;",n.opacity=1,n["pointer-events"]="none",r.onContextMenu,t.appendChild(s);var o=this._dotClickable,a=o.style;a["border-radius"]="35px",a.border="solid 10px white",a.position="absolute",a["z-index"]=void 0===r.zIndex?"40000007":r.zIndex+1,a.width="8px",a.height="8px",a.visibility="visible",a.top="0px",a.left="0px",a.opacity=0,a["pointer-events"]="none",r.onContextMenu,t.appendChild(o),o.addEventListener("click",(function(e){t.dispatchEvent(new MouseEvent("mouseover",e))})),r.onMouseOver&&o.addEventListener("mouseover",(function(e){r.onMouseOver(e,i),t.dispatchEvent(new MouseEvent("mouseover",e))})),r.onMouseLeave&&o.addEventListener("mouseleave",(function(e){r.onMouseLeave(e,i)})),r.onMouseWheel&&o.addEventListener("wheel",(function(e){r.onMouseWheel(e,i)})),r.onMouseDown&&o.addEventListener("mousedown",(function(e){r.onMouseDown(e,i)})),r.onMouseUp&&o.addEventListener("mouseup",(function(e){r.onMouseUp(e,i)})),r.onMouseMove&&o.addEventListener("mousemove",(function(e){r.onMouseMove(e,i)})),r.onTouchstart&&o.addEventListener("touchstart",(function(e){r.onTouchstart(e,i)})),r.onTouchmove&&o.addEventListener("touchmove",(function(e){r.onTouchmove(e,i)})),r.onTouchend&&o.addEventListener("touchend",(function(e){r.onTouchend(e,i)})),r.onContextMenu&&(Oe()?(o.addEventListener("touchstart",(function(e){e.preventDefault(),i._timeout&&(clearTimeout(i._timeout),i._timeout=null),i._timeout=setTimeout((function(){e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,r.onContextMenu(e,i),clearTimeout(i._timeout),i._timeout=null}),500)})),o.addEventListener("touchend",(function(e){e.preventDefault(),i._timeout&&(clearTimeout(i._timeout),i._timeout=null)}))):o.addEventListener("contextmenu",(function(e){console.log(e),r.onContextMenu(e,i),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")}))),this.setPos(r.x||0,r.y||0),this.setFillColor(r.fillColor),this.setBorderColor(r.borderColor)}return C(e,[{key:"setPos",value:function(e,t){this._x=e,this._y=t;var i=this._dot.style;i.left=Math.round(e)-4+"px",i.top=Math.round(t)-4+"px";var r=this._dotClickable.style;r.left=Math.round(e)-9+"px",r.top=Math.round(t)-9+"px"}},{key:"setFillColor",value:function(e){this._dot.style.background=e||"lightgreen"}},{key:"setBorderColor",value:function(e){this._dot.style.border="solid 2px"+(e||"black")}},{key:"setOpacity",value:function(e){this._dot.style.opacity=e}},{key:"setVisible",value:function(e){this._visible!==e&&(this._visible=!!e,this._dot.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setCulled",value:function(e){this._culled!==e&&(this._culled=!!e,this._dot.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setClickable",value:function(e){this._dotClickable.style["pointer-events"]=e?"all":"none"}},{key:"setHighlighted",value:function(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._dot.classList.add(this._highlightClass):this._dot.classList.remove(this._highlightClass))}},{key:"destroy",value:function(){this.setVisible(!1),this._dot.parentElement&&this._dot.parentElement.removeChild(this._dot),this._dotClickable.parentElement&&this._dotClickable.parentElement.removeChild(this._dotClickable)}}]),e}(),Qe=re.vec3(),Ve=re.vec4(),He=function(){var e=new Float64Array(16),t=new Float64Array(4),i=new Float64Array(4);return function(r,s,n){return n=n||e,t[0]=s[0],t[1]=s[1],t[2]=s[2],t[3]=1,re.transformVec4(r,t,i),re.setMat4Translation(r,i,n),n.slice()}}();function je(e,t,i){var r=Float32Array.from([e[0]])[0],s=e[0]-r,n=Float32Array.from([e[1]])[0],o=e[1]-n,a=Float32Array.from([e[2]])[0],l=e[2]-a;t[0]=r,t[1]=n,t[2]=a,i[0]=s,i[1]=o,i[2]=l}function Ge(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1e3,s=re.getPositionsCenter(e,Qe),n=Math.round(s[0]/r)*r,o=Math.round(s[1]/r)*r,a=Math.round(s[2]/r)*r;i[0]=n,i[1]=o,i[2]=a;var l=0!==i[0]||0!==i[1]||0!==i[2];if(l)for(var u=0,c=e.length;u<c;u+=3)t[u+0]=e[u+0]-n,t[u+1]=e[u+1]-o,t[u+2]=e[u+2]-a;return l}function ze(e,t,i){return i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i}function We(e,t,i,r,s){var n=s?(Ve.set(i,0),Ve[3]=1,re.mulMat4v4(s,Ve,Ve)):i,o=re.dotVec3(t,n)+e,a=re.normalizeVec3(t,Qe);return re.mulVec3Scalar(a,-o,r),r}var Ke=1,Xe=4,Je=8,Ye=16,Ze=32,qe=256,$e=512,et=1024,tt=2048,it=new Float32Array([0,0,0]),rt=new Uint16Array([0,0,0]);re.OBB3();var st=function(){function e(t,i,r,s,n,o){B(this,e),this._isObject=i,this.scene=t.scene,this.model=t,this.meshes=s,this._numPrimitives=0;for(var a=0,l=this.meshes.length;a<l;a++){var u=this.meshes[a];u.parent=this,u.entity=this,this._numPrimitives+=u.numPrimitives}this.id=r,this.originalSystemId=re.unglobalizeObjectId(t.id,r),this._flags=n,this._aabb=re.AABB3(),this._aabbDirty=!0,this._offset=re.vec3(),this._colorizeUpdated=!1,this._opacityUpdated=!1,this._lodCullable=!!o,this._culled=!1,this._culledVFC=!1,this._culledLOD=!1,this._isObject&&t.scene._registerObject(this)}return C(e,[{key:"_transformDirty",value:function(){this._aabbDirty=!0,this.model._transformDirty()}},{key:"_sceneModelDirty",value:function(){this._aabbDirty=!0;for(var e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._sceneModelDirty()}},{key:"aabb",get:function(){if(this._aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this.meshes.length;e<t;e++)re.expandAABB3(this._aabb,this.meshes[e].aabb);this._aabbDirty=!1}return this._aabb}},{key:"isEntity",get:function(){return!0}},{key:"isModel",get:function(){return!1}},{key:"isObject",get:function(){return this._isObject}},{key:"numPrimitives",get:function(){return this._numPrimitives}},{key:"numTriangles",get:function(){return this._numPrimitives}},{key:"visible",get:function(){return this._getFlag(Ke)},set:function(e){if(!!(this._flags&Ke)!==e){this._flags=e?this._flags|Ke:this._flags&~Ke;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setVisible(this._flags);this._isObject&&this.model.scene._objectVisibilityUpdated(this),this.model.glRedraw()}}},{key:"highlighted",get:function(){return this._getFlag($e)},set:function(e){if(!!(this._flags&$e)!==e){this._flags=e?this._flags|$e:this._flags&~$e;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setHighlighted(this._flags);this._isObject&&this.model.scene._objectHighlightedUpdated(this),this.model.glRedraw()}}},{key:"xrayed",get:function(){return this._getFlag(qe)},set:function(e){if(!!(this._flags&qe)!==e){this._flags=e?this._flags|qe:this._flags&~qe;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setXRayed(this._flags);this._isObject&&this.model.scene._objectXRayedUpdated(this),this.model.glRedraw()}}},{key:"selected",get:function(){return this._getFlag(et)},set:function(e){if(!!(this._flags&et)!==e){this._flags=e?this._flags|et:this._flags&~et;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setSelected(this._flags);this._isObject&&this.model.scene._objectSelectedUpdated(this),this.model.glRedraw()}}},{key:"edges",get:function(){return this._getFlag(tt)},set:function(e){if(!!(this._flags&tt)!==e){this._flags=e?this._flags|tt:this._flags&~tt;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setEdges(this._flags);this.model.glRedraw()}}},{key:"culledVFC",get:function(){return!!this._culledVFC},set:function(e){this._culledVFC=e,this._setCulled()}},{key:"culledLOD",get:function(){return!!this._culledLOD},set:function(e){this._culledLOD=e,this._setCulled()}},{key:"culled",get:function(){return!!this._culled},set:function(e){this._culled=e,this._setCulled()}},{key:"_setCulled",value:function(){var e=!!this._culled||!(!this._culledLOD||!this._lodCullable)||!!this._culledVFC;if(!!(this._flags&Xe)!==e){this._flags=e?this._flags|Xe:this._flags&~Xe;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setCulled(this._flags);this.model.glRedraw()}}},{key:"clippable",get:function(){return this._getFlag(Ye)},set:function(e){if(!!(this._flags&Ye)!==e){this._flags=e?this._flags|Ye:this._flags&~Ye;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setClippable(this._flags);this.model.glRedraw()}}},{key:"collidable",get:function(){return this._getFlag(Ze)},set:function(e){if(!!(this._flags&Ze)!==e){this._flags=e?this._flags|Ze:this._flags&~Ze;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setCollidable(this._flags)}}},{key:"pickable",get:function(){return this._getFlag(Je)},set:function(e){if(!!(this._flags&Je)!==e){this._flags=e?this._flags|Je:this._flags&~Je;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setPickable(this._flags)}}},{key:"colorize",get:function(){if(0===this.meshes.length)return null;var e=this.meshes[0]._colorize;return it[0]=e[0]/255,it[1]=e[1]/255,it[2]=e[2]/255,it},set:function(e){if(e){rt[0]=Math.floor(255*e[0]),rt[1]=Math.floor(255*e[1]),rt[2]=Math.floor(255*e[2]);for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setColorize(rt)}else for(var r=0,s=this.meshes.length;r<s;r++)this.meshes[r]._setColorize(null);if(this._isObject){var n=!!e;this.scene._objectColorizeUpdated(this,n),this._colorizeUpdated=n}this.model.glRedraw()}},{key:"opacity",get:function(){return this.meshes.length>0?this.meshes[0]._colorize[3]/255:1},set:function(e){if(0!==this.meshes.length){var t=null!=e,i=this.meshes[0]._colorize[3],r=255;if(t){if(e<0?e=0:e>1&&(e=1),i===(r=Math.floor(255*e)))return}else if(i===(r=255))return;for(var s=0,n=this.meshes.length;s<n;s++)this.meshes[s]._setOpacity(r,this._flags);this._isObject&&(this.scene._objectOpacityUpdated(this,t),this._opacityUpdated=t),this.model.glRedraw()}}},{key:"offset",get:function(){return this._offset},set:function(e){e?(this._offset[0]=e[0],this._offset[1]=e[1],this._offset[2]=e[2]):(this._offset[0]=0,this._offset[1]=0,this._offset[2]=0);for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setOffset(this._offset);this._aabbDirty=!0,this.model._aabbDirty=!0,this.scene._aabbDirty=!0,this.scene._objectOffsetUpdated(this,e),this.model.glRedraw()}},{key:"saoEnabled",get:function(){return this.model.saoEnabled}},{key:"getEachVertex",value:function(e){for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t].getEachVertex(e)}},{key:"getEachIndex",value:function(e){for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t].getEachIndex(e)}},{key:"volume",get:function(){for(var e=0,t=0,i=this.meshes.length;t<i;t++){var r=this.meshes[t].volume;if(r<0)return-1;e+=r}return e}},{key:"surfaceArea",get:function(){for(var e=0,t=0,i=this.meshes.length;t<i;t++){var r=this.meshes[t].surfaceArea;r>=0&&(e+=r)}return e>0?e:-1}},{key:"_getFlag",value:function(e){return!!(this._flags&e)}},{key:"_finalize",value:function(){var e=this.model.scene;this._isObject&&(this.visible&&e._objectVisibilityUpdated(this),this.highlighted&&e._objectHighlightedUpdated(this),this.xrayed&&e._objectXRayedUpdated(this),this.selected&&e._objectSelectedUpdated(this));for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._finalize(this._flags)}},{key:"_finalize2",value:function(){for(var e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._finalize2()}},{key:"_destroy",value:function(){var e=this.model.scene;this._isObject&&(e._deregisterObject(this),this.visible&&e._deRegisterVisibleObject(this),this.xrayed&&e._deRegisterXRayedObject(this),this.selected&&e._deRegisterSelectedObject(this),this.highlighted&&e._deRegisterHighlightedObject(this),this._colorizeUpdated&&this.scene._deRegisterColorizedObject(this),this._opacityUpdated&&this.scene._deRegisterOpacityObject(this),!this._offset||0===this._offset[0]&&0===this._offset[1]&&0===this._offset[2]||this.scene._deRegisterOffsetObject(this));for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._destroy();e._aabbDirty=!0}}]),e}(),nt=re.vec4(),ot=re.vec4(),at=function(e){g(i,Ce);var t=_(i);function i(e,r){var s;return B(this,i),(s=t.call(this,e,r))._entity=null,s._visible=null,s._worldPos=re.vec3(),s._origin=re.vec3(),s._rtcPos=re.vec3(),s._viewPos=re.vec3(),s._canvasPos=re.vec2(),s._occludable=!1,s._onCameraViewMatrix=s.scene.camera.on("matrix",(function(){s._viewPosDirty=!0,s._needUpdate()})),s._onCameraProjMatrix=s.scene.camera.on("projMatrix",(function(){s._canvasPosDirty=!0,s._needUpdate()})),s._onEntityDestroyed=null,s._onEntityModelDestroyed=null,s._renderer.addMarker(b(s)),s.entity=r.entity,s.worldPos=r.worldPos,s.occludable=r.occludable,s}return C(i,[{key:"_update",value:function(){if(this._viewPosDirty&&(re.transformPoint3(this.scene.camera.viewMatrix,this._worldPos,this._viewPos),this._viewPosDirty=!1,this._canvasPosDirty=!0,this.fire("viewPos",this._viewPos)),this._canvasPosDirty){nt.set(this._viewPos),nt[3]=1,re.transformPoint4(this.scene.camera.projMatrix,nt,ot);var e=this.scene.canvas.boundary;this._canvasPos[0]=Math.floor((1+ot[0]/ot[3])*e[2]/2),this._canvasPos[1]=Math.floor((1-ot[1]/ot[3])*e[3]/2),this._canvasPosDirty=!1,this.fire("canvasPos",this._canvasPos)}}},{key:"_setVisible",value:function(e){this._visible,this._visible=e,this.fire("visible",this._visible)}},{key:"entity",get:function(){return this._entity},set:function(e){var t=this;if(this._entity){if(this._entity===e)return;null!==this._onEntityDestroyed&&(this._entity.model?this._entity.model.off(this._onEntityDestroyed):this._entity.off(this._onEntityDestroyed),this._onEntityDestroyed=null),null!==this._onEntityModelDestroyed&&(this._entity.model&&this._entity.model.off(this._onEntityModelDestroyed),this._onEntityModelDestroyed=null)}this._entity=e,this._entity&&(this._entity instanceof st?this._onEntityModelDestroyed=this._entity.model.on("destroyed",(function(){t._entity=null,t._onEntityModelDestroyed=null})):this._onEntityDestroyed=this._entity.on("destroyed",(function(){t._entity=null,t._onEntityDestroyed=null}))),this.fire("entity",this._entity,!0)}},{key:"occludable",get:function(){return this._occludable},set:function(e){(e=!!e)!==this._occludable&&(this._occludable=e,this._occludable&&this._renderer.markerWorldPosUpdated(this))}},{key:"worldPos",get:function(){return this._worldPos},set:function(e){this._worldPos.set(e||[0,0,0]),je(this._worldPos,this._origin,this._rtcPos),this._occludable&&this._renderer.markerWorldPosUpdated(this),this._viewPosDirty=!0,this.fire("worldPos",this._worldPos),this._needUpdate()}},{key:"origin",get:function(){return this._origin}},{key:"rtcPos",get:function(){return this._rtcPos}},{key:"viewPos",get:function(){return this._update(),this._viewPos}},{key:"canvasPos",get:function(){return this._update(),this._canvasPos}},{key:"visible",get:function(){return!!this._visible}},{key:"destroy",value:function(){this.fire("destroyed",!0),this.scene.camera.off(this._onCameraViewMatrix),this.scene.camera.off(this._onCameraProjMatrix),this._entity&&(null!==this._onEntityDestroyed&&this._entity.model.off(this._onEntityDestroyed),null!==this._onEntityModelDestroyed&&this._entity.model.off(this._onEntityModelDestroyed)),this._renderer.removeMarker(this),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),lt=function(){};function ut(e,t,i){var r=e.getBoundingClientRect(),s=t.getBoundingClientRect();i[0]+=r.left-s.left,i[1]+=r.top-s.top}var ct=function(e){g(i,at);var t=_(i);function i(e,r,s){var n,o=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{};B(this,i);var a=function(e,t){return function(i){e&&e(i),n.fire(t,i,!0)}};(n=t.call(this,e,r))._dot=new Ne(s,{fillColor:o.fillColor,zIndex:o.zIndex,onMouseOver:a(o.onMouseOver,"mouseover"),onMouseLeave:a(o.onMouseLeave,"mouseleave"),onMouseWheel:a(o.onMouseWheel,"wheel"),onMouseDown:a(o.onMouseDown,"mousedown"),onMouseUp:a(o.onMouseUp,"mouseup"),onMouseMove:a(o.onMouseMove,"mousemove"),onTouchstart:a(o.onTouchstart,"touchstart"),onTouchmove:a(o.onTouchmove,"touchmove"),onTouchend:a(o.onTouchend,"touchend"),onContextMenu:a(o.onContextMenu,"contextmenu")});var l=function(){var t=n.canvasPos.slice();ut(e.canvas.canvas,s,t),n._dot.setPos(t[0],t[1])};n.on("worldPos",l);var u=e.camera.on("viewMatrix",l),c=e.camera.on("projMatrix",l);return n._cleanup=function(){e.camera.off(u),e.camera.off(c),n._dot.destroy()},n}return C(i,[{key:"setClickable",value:function(e){this._dot.setClickable(e)}},{key:"setCulled",value:function(e){this._dot.setCulled(e)}},{key:"setFillColor",value:function(e){this._dot.setFillColor(e)}},{key:"setHighlighted",value:function(e){this._dot.setHighlighted(e)}},{key:"setOpacity",value:function(e){this._dot.setOpacity(e)}},{key:"setVisible",value:function(e){this._dot.setVisible(e)}},{key:"destroy",value:function(){this._cleanup(),f(x(i.prototype),"destroy",this).call(this)}}]),i}();function At(e,t){var i,r=function(e,i){if(e in t)return t[e];if(void 0!==i)return i;throw"config missing: "+e},s=r("viewer"),n=r("ray2WorldPos"),o=r("handleMouseEvents",!1),a=r("handleTouchEvents",!1),l=r("onStart",lt),u=r("onMove",lt),c=r("onEnd",lt),A=s.scene,d=A.canvas.canvas,p=function(e){var t=re.vec2([e.clientX,e.clientY]);ut(d.ownerDocument.documentElement,d,t),u(t,function(e){var t=re.vec3(),i=re.vec3();return re.canvasPosToWorldRay(d,A.camera.viewMatrix,A.camera.projMatrix,A.camera.projection,e,t,i),n(t,i,e)}(t))},f=null,v=function(e){var t=f.matchesEvent(e);t&&p(t)},g=function(t){var i=f.matchesEvent(t);i&&(e.setOpacity(b),f.cleanup(),p(i),c())},m=function(t,i){f&&f.cleanup(),e.setOpacity(1),e.setClickable(!1),s.cameraControl.active=!1,f={matchesEvent:t,cleanup:function(){f=null,e.setClickable(!0),s.cameraControl.active=!0,i()}},l()},_=[],y=function(t,i){var r=e.on(t,i);_.push((function(){return e.off(r)}))};(o&&(y("mouseover",(function(){return!f&&e.setOpacity(1)})),y("mouseleave",(function(){return!f&&e.setOpacity(b)})),y("mousedown",(function(e){1===e.which&&(d.addEventListener("mousemove",v),d.addEventListener("mouseup",g),m((function(e){return 1===e.which&&e}),(function(){d.removeEventListener("mousemove",v),d.removeEventListener("mouseup",g)})))}))),a)&&(y("touchstart",(function(e){e.preventDefault(),1===e.touches.length&&(i=e.touches[0].identifier,m((function(e){return h(e.changedTouches).find((function(e){return e.identifier===i}))}),(function(){i=null})))})),y("touchmove",(function(e){e.preventDefault(),v(e)})),y("touchend",(function(e){e.preventDefault(),g(e)})));var b=.8;return e.setOpacity(b),function(){f&&f.cleanup(),_.forEach((function(e){return e()})),e.setOpacity(1)}}function ht(e){var t=function(t,i){if(t in e)return e[t];if(void 0!==i)return i;throw"config missing: "+t},i=t("viewer"),r=t("handleMouseEvents",!1),s=t("handleTouchEvents",!1),n=t("pointerLens",null),o=t("dots"),a=t("ray2WorldPos"),l=t("onEnd",lt),u=n?function(e){n.visible=!!e,e&&(n.canvasPos=e)}:function(){},c=o.map((function(e){var t;return At(e,{handleMouseEvents:r,handleTouchEvents:s,viewer:i,ray2WorldPos:function(e,i,r){return a(e,i,r)||t},onStart:function(){t=e.worldPos.slice(),A(!1,e)},onMove:function(t,i){u(t),e.worldPos=i},onEnd:function(){l(t,e)||(e.worldPos=t),u(null),A(!0,e)}})})),A=function(e,t){return o.forEach((function(i){return i!==t&&i.setClickable(e)}))};return A(!0),function(){c.forEach((function(e){return e()})),u(null)}}var dt=function(e,t,i){return function(r,s,n){var o,a=e.scene,l=a.canvas.canvas,u=function(e,t){return t[0]=e.clientX,t[1]=e.clientY,ut(l.ownerDocument.documentElement,l,t),t},c=function(e){var t=re.vec3(),r=re.vec3();return re.canvasPosToWorldRay(l,a.camera.viewMatrix,a.camera.projMatrix,a.camera.projection,e,t,r),i(t,r)},A=null,d=function(){},p=d,f=function(){t.stop(),clearTimeout(A),e.cameraControl.active=!0,p=d,o=null},v=function(){f(),l.removeEventListener("touchstart",g),l.removeEventListener("touchmove",m),l.removeEventListener("touchend",_)},g=function(i){var n=i.touches;if(1!==n.length)f(),r();else{var a=n[0],l=u(a,re.vec2());c(l)&&(o=a.identifier,p=function(e){re.distVec2(l,e)>20&&f()},A=setTimeout((function(){t.start(l),A=setTimeout((function(){t.stop(),e.cameraControl.active=!1,p=function(e){s(e,c(e))},p(l)}),300)}),250))}};l.addEventListener("touchstart",g,{passive:!0});var m=function(e){var t=h(e.changedTouches).find((function(e){return e.identifier===o}));t&&p(u(t,re.vec2()))};l.addEventListener("touchmove",m,{passive:!0});var _=function(e){var t=h(e.changedTouches).find((function(e){return e.identifier===o}));if(t){v();var i=u(t,re.vec2());n(i,c(i))}};return l.addEventListener("touchend",_,{passive:!0}),v}},pt=function(){function e(t){var i=this,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,e),this._color=r.color||"black",this._highlightClass="viewer-ruler-wire-highlighted",this._wire=document.createElement("div"),this._wire.className+=this._wire.className?" viewer-ruler-wire":"viewer-ruler-wire",this._wireClickable=document.createElement("div"),this._wireClickable.className+=this._wireClickable.className?" viewer-ruler-wire-clickable":"viewer-ruler-wire-clickable",this._thickness=r.thickness||1,this._thicknessClickable=r.thicknessClickable||6,this._visible=!0,this._culled=!1;var s=this._wire,n=s.style;n.border="solid "+this._thickness+"px "+this._color,n.position="absolute",n["z-index"]=void 0===r.zIndex?"2000001":r.zIndex,n.width="0px",n.height="0px",n.visibility="visible",n.top="0px",n.left="0px",n["-webkit-transform-origin"]="0 0",n["-moz-transform-origin"]="0 0",n["-ms-transform-origin"]="0 0",n["-o-transform-origin"]="0 0",n["transform-origin"]="0 0",n["-webkit-transform"]="rotate(0deg)",n["-moz-transform"]="rotate(0deg)",n["-ms-transform"]="rotate(0deg)",n["-o-transform"]="rotate(0deg)",n.transform="rotate(0deg)",n.opacity=1,n["pointer-events"]="none",r.onContextMenu,t.appendChild(s);var o=this._wireClickable,a=o.style;a.border="solid "+this._thicknessClickable+"px "+this._color,a.position="absolute",a["z-index"]=void 0===r.zIndex?"2000002":r.zIndex+1,a.width="0px",a.height="0px",a.visibility="visible",a.top="0px",a.left="0px",a["-webkit-transform-origin"]="0 0",a["-moz-transform-origin"]="0 0",a["-ms-transform-origin"]="0 0",a["-o-transform-origin"]="0 0",a["transform-origin"]="0 0",a["-webkit-transform"]="rotate(0deg)",a["-moz-transform"]="rotate(0deg)",a["-ms-transform"]="rotate(0deg)",a["-o-transform"]="rotate(0deg)",a.transform="rotate(0deg)",a.opacity=0,a["pointer-events"]="none",r.onContextMenu,t.appendChild(o),r.onMouseOver&&o.addEventListener("mouseover",(function(e){r.onMouseOver(e,i)})),r.onMouseLeave&&o.addEventListener("mouseleave",(function(e){r.onMouseLeave(e,i)})),r.onMouseWheel&&o.addEventListener("wheel",(function(e){r.onMouseWheel(e,i)})),r.onMouseDown&&o.addEventListener("mousedown",(function(e){r.onMouseDown(e,i)})),r.onMouseUp&&o.addEventListener("mouseup",(function(e){r.onMouseUp(e,i)})),r.onMouseMove&&o.addEventListener("mousemove",(function(e){r.onMouseMove(e,i)})),r.onContextMenu&&(Oe()?(o.addEventListener("touchstart",(function(e){e.preventDefault(),i._timeout&&(clearTimeout(i._timeout),i._timeout=null),i._timeout=setTimeout((function(){e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,r.onContextMenu(e,i),clearTimeout(i._timeout),i._timeout=null}),500)})),o.addEventListener("touchend",(function(e){e.preventDefault(),i._timeout&&(clearTimeout(i._timeout),i._timeout=null)}))):o.addEventListener("contextmenu",(function(e){console.log(e),r.onContextMenu(e,i),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")}))),this._x1=0,this._y1=0,this._x2=0,this._y2=0,this._update()}return C(e,[{key:"visible",get:function(){return"visible"===this._wire.style.visibility}},{key:"_update",value:function(){var e=Math.abs(Math.sqrt((this._x1-this._x2)*(this._x1-this._x2)+(this._y1-this._y2)*(this._y1-this._y2))),t=180*Math.atan2(this._y2-this._y1,this._x2-this._x1)/Math.PI,i=this._wire.style;i.width=Math.round(e)+"px",i.left=Math.round(this._x1)+"px",i.top=Math.round(this._y1)+"px",i["-webkit-transform"]="rotate("+t+"deg)",i["-moz-transform"]="rotate("+t+"deg)",i["-ms-transform"]="rotate("+t+"deg)",i["-o-transform"]="rotate("+t+"deg)",i.transform="rotate("+t+"deg)";var r=this._wireClickable.style;r.width=Math.round(e)+"px",r.left=Math.round(this._x1)+"px",r.top=Math.round(this._y1)+"px",r["-webkit-transform"]="rotate("+t+"deg)",r["-moz-transform"]="rotate("+t+"deg)",r["-ms-transform"]="rotate("+t+"deg)",r["-o-transform"]="rotate("+t+"deg)",r.transform="rotate("+t+"deg)"}},{key:"setStartAndEnd",value:function(e,t,i,r){this._x1=e,this._y1=t,this._x2=i,this._y2=r,this._update()}},{key:"setColor",value:function(e){this._color=e||"black",this._wire.style.border="solid "+this._thickness+"px "+this._color}},{key:"setOpacity",value:function(e){this._wire.style.opacity=e}},{key:"setVisible",value:function(e){this._visible!==e&&(this._visible=!!e,this._wire.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setCulled",value:function(e){this._culled!==e&&(this._culled=!!e,this._wire.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setClickable",value:function(e){this._wireClickable.style["pointer-events"]=e?"all":"none"}},{key:"setHighlighted",value:function(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._wire.classList.add(this._highlightClass):this._wire.classList.remove(this._highlightClass))}},{key:"destroy",value:function(e){this._wire.parentElement&&this._wire.parentElement.removeChild(this._wire),this._wireClickable.parentElement&&this._wireClickable.parentElement.removeChild(this._wireClickable)}}]),e}(),ft=function(){function e(t){var i=this,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,e),this._highlightClass="viewer-ruler-label-highlighted",this._prefix=r.prefix||"",this._x=0,this._y=0,this._visible=!0,this._culled=!1,this._label=document.createElement("div"),this._label.className+=this._label.className?" viewer-ruler-label":"viewer-ruler-label",this._timeout=null;var s=this._label,n=s.style;n["border-radius"]="5px",n.color="white",n.padding="4px",n.border="solid 1px",n.background="lightgreen",n.position="absolute",n["z-index"]=void 0===r.zIndex?"5000005":r.zIndex,n.width="auto",n.height="auto",n.visibility="visible",n.top="0px",n.left="0px",n["pointer-events"]="all",n.opacity=1,r.onContextMenu,s.innerText="",t.appendChild(s),this.setPos(r.x||0,r.y||0),this.setFillColor(r.fillColor),this.setBorderColor(r.fillColor),this.setText(r.text),r.onMouseOver&&s.addEventListener("mouseover",(function(e){r.onMouseOver(e,i),e.preventDefault()})),r.onMouseLeave&&s.addEventListener("mouseleave",(function(e){r.onMouseLeave(e,i),e.preventDefault()})),r.onMouseWheel&&s.addEventListener("wheel",(function(e){r.onMouseWheel(e,i)})),r.onMouseDown&&s.addEventListener("mousedown",(function(e){r.onMouseDown(e,i),e.stopPropagation()})),r.onMouseUp&&s.addEventListener("mouseup",(function(e){r.onMouseUp(e,i),e.stopPropagation()})),r.onMouseMove&&s.addEventListener("mousemove",(function(e){r.onMouseMove(e,i)})),r.onContextMenu&&(Oe()?(s.addEventListener("touchstart",(function(e){e.preventDefault(),i._timeout&&(clearTimeout(i._timeout),i._timeout=null),i._timeout=setTimeout((function(){e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,r.onContextMenu(e,i),clearTimeout(i._timeout),i._timeout=null}),500)})),s.addEventListener("touchend",(function(e){e.preventDefault(),i._timeout&&(clearTimeout(i._timeout),i._timeout=null)}))):s.addEventListener("contextmenu",(function(e){console.log(e),r.onContextMenu(e,i),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")})))}return C(e,[{key:"setPos",value:function(e,t){this._x=e,this._y=t;var i=this._label.style;i.left=Math.round(e)-20+"px",i.top=Math.round(t)-12+"px"}},{key:"setPosOnWire",value:function(e,t,i,r){var s=e+.5*(i-e),n=t+.5*(r-t),o=this._label.style;o.left=Math.round(s)-20+"px",o.top=Math.round(n)-12+"px"}},{key:"setPosBetweenWires",value:function(e,t,i,r,s,n){var o=(e+i+s)/3,a=(t+r+n)/3,l=this._label.style;l.left=Math.round(o)-20+"px",l.top=Math.round(a)-12+"px"}},{key:"setText",value:function(e){this._label.innerHTML=this._prefix+(e||"")}},{key:"setFillColor",value:function(e){this._fillColor=e||"lightgreen",this._label.style.background=this._fillColor}},{key:"setBorderColor",value:function(e){this._borderColor=e||"black",this._label.style.border="solid 1px "+this._borderColor}},{key:"setOpacity",value:function(e){this._label.style.opacity=e}},{key:"setVisible",value:function(e){this._visible!==e&&(this._visible=!!e,this._label.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setCulled",value:function(e){this._culled!==e&&(this._culled=!!e,this._label.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setHighlighted",value:function(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._label.classList.add(this._highlightClass):this._label.classList.remove(this._highlightClass))}},{key:"setClickable",value:function(e){this._label.style["pointer-events"]=e?"all":"none"}},{key:"setPrefix",value:function(e){this._prefix!==e&&(this._prefix=e)}},{key:"destroy",value:function(){this._label.parentElement&&this._label.parentElement.removeChild(this._label)}}]),e}(),vt=re.vec3(),gt=re.vec3(),mt=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,i),(r=t.call(this,e.viewer.scene,s)).plugin=e,r._container=s.container,!r._container)throw"config missing: container";r._color=s.color||e.defaultColor;var n=r.plugin.viewer.scene;r._originWorld=re.vec3(),r._cornerWorld=re.vec3(),r._targetWorld=re.vec3(),r._wp=new Float64Array(12),r._vp=new Float64Array(12),r._pp=new Float64Array(12),r._cp=new Int16Array(6);var o=s.onMouseOver?function(e){s.onMouseOver(e,b(r)),r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseover",e))}:null,a=s.onMouseLeave?function(e){s.onMouseLeave(e,b(r)),r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseleave",e))}:null,l=s.onContextMenu?function(e){s.onContextMenu(e,b(r))}:null,u=function(e){r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))},c=function(e){r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousedown",e))},A=function(e){r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseup",e))},h=function(e){r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousemove",e))};return r._originDot=new ct(n,s.origin,r._container,{fillColor:r._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:c,onMouseUp:A,onMouseMove:h,onContextMenu:l}),r._cornerDot=new ct(n,s.corner,r._container,{fillColor:r._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:c,onMouseUp:A,onMouseMove:h,onContextMenu:l}),r._targetDot=new ct(n,s.target,r._container,{fillColor:r._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:c,onMouseUp:A,onMouseMove:h,onContextMenu:l}),r._originWire=new pt(r._container,{color:r._color||"blue",thickness:1,zIndex:e.zIndex,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:c,onMouseUp:A,onMouseMove:h,onContextMenu:l}),r._targetWire=new pt(r._container,{color:r._color||"red",thickness:1,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:c,onMouseUp:A,onMouseMove:h,onContextMenu:l}),r._angleLabel=new ft(r._container,{fillColor:r._color||"#00BBFF",prefix:"",text:"",zIndex:e.zIndex+2,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:c,onMouseUp:A,onMouseMove:h,onContextMenu:l}),r._wpDirty=!1,r._vpDirty=!1,r._cpDirty=!1,r._visible=!1,r._originVisible=!1,r._cornerVisible=!1,r._targetVisible=!1,r._originWireVisible=!1,r._targetWireVisible=!1,r._angleVisible=!1,r._labelsVisible=!1,r._clickable=!1,r._originDot.on("worldPos",(function(e){r._originWorld.set(e||[0,0,0]),r._wpDirty=!0,r._needUpdate(0)})),r._cornerDot.on("worldPos",(function(e){r._cornerWorld.set(e||[0,0,0]),r._wpDirty=!0,r._needUpdate(0)})),r._targetDot.on("worldPos",(function(e){r._targetWorld.set(e||[0,0,0]),r._wpDirty=!0,r._needUpdate(0)})),r._onViewMatrix=n.camera.on("viewMatrix",(function(){r._vpDirty=!0,r._needUpdate(0)})),r._onProjMatrix=n.camera.on("projMatrix",(function(){r._cpDirty=!0,r._needUpdate()})),r._onCanvasBoundary=n.canvas.on("boundary",(function(){r._cpDirty=!0,r._needUpdate(0)})),r._onSectionPlaneUpdated=n.on("sectionPlaneUpdated",(function(){r._sectionPlanesDirty=!0,r._needUpdate()})),r.approximate=s.approximate,r.visible=s.visible,r.originVisible=s.originVisible,r.cornerVisible=s.cornerVisible,r.targetVisible=s.targetVisible,r.originWireVisible=s.originWireVisible,r.targetWireVisible=s.targetWireVisible,r.angleVisible=s.angleVisible,r.labelsVisible=s.labelsVisible,r}return C(i,[{key:"_update",value:function(){if(this._visible){var e=this.plugin.viewer.scene;if(this._wpDirty&&(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._cornerWorld[0],this._wp[5]=this._cornerWorld[1],this._wp[6]=this._cornerWorld[2],this._wp[7]=1,this._wp[8]=this._targetWorld[0],this._wp[9]=this._targetWorld[1],this._wp[10]=this._targetWorld[2],this._wp[11]=1,this._wpDirty=!1,this._vpDirty=!0),this._vpDirty&&(re.transformPositions4(e.camera.viewMatrix,this._wp,this._vp),this._vp[3]=1,this._vp[7]=1,this._vp[11]=1,this._vpDirty=!1,this._cpDirty=!0),this._sectionPlanesDirty){if(this._isSliced(this._wp))return this._angleLabel.setCulled(!0),this._originWire.setCulled(!0),this._targetWire.setCulled(!0),this._originDot.setCulled(!0),this._cornerDot.setCulled(!0),void this._targetDot.setCulled(!0);this._angleLabel.setCulled(!1),this._originWire.setCulled(!1),this._targetWire.setCulled(!1),this._originDot.setCulled(!1),this._cornerDot.setCulled(!1),this._targetDot.setCulled(!1),this._sectionPlanesDirty=!0}if(this._cpDirty){var t=-.3,i=this._originDot.viewPos[2],r=this._cornerDot.viewPos[2],s=this._targetDot.viewPos[2];if(i>t||r>t||s>t)return this._originDot.setVisible(!1),this._cornerDot.setVisible(!1),this._targetDot.setVisible(!1),this._originWire.setVisible(!1),this._targetWire.setVisible(!1),void this._angleLabel.setCulled(!0);re.transformPositions4(e.camera.project.matrix,this._vp,this._pp);for(var n=this._pp,o=this._cp,a=e.canvas.canvas.getBoundingClientRect(),l=this._container.getBoundingClientRect(),u=a.top-l.top,c=a.left-l.left,A=e.canvas.boundary,h=A[2],d=A[3],p=0,f=0,v=n.length;f<v;f+=4)o[p]=c+Math.floor((1+n[f+0]/n[f+3])*h/2),o[p+1]=u+Math.floor((1-n[f+1]/n[f+3])*d/2),p+=2;if(this._originWire.setStartAndEnd(o[0],o[1],o[2],o[3]),this._targetWire.setStartAndEnd(o[2],o[3],o[4],o[5]),this._angleLabel.setPosBetweenWires(o[0],o[1],o[2],o[3],o[4],o[5]),re.subVec3(this._originWorld,this._cornerWorld,vt),re.subVec3(this._targetWorld,this._cornerWorld,gt),!(0===vt[0]&&0===vt[1]&&0===vt[2]||0===gt[0]&&0===gt[1]&&0===gt[2])){var g=this._approximate?" ~ ":" = ";re.normalizeVec3(vt),re.normalizeVec3(gt);var m=Math.abs(re.angleVec3(vt,gt));this._angle=m/re.DEGTORAD,this._angleLabel.setText(g+this._angle.toFixed(2)+"°")}else this._angleLabel.setText("");this._originDot.setVisible(this._visible&&this._originVisible),this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._originWire.setVisible(this._visible&&this._originWireVisible),this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._angleLabel.setCulled(!(this._visible&&this._angleVisible&&this.labelsVisible)),this._cpDirty=!1}}}},{key:"_isSliced",value:function(e){for(var t=this.scene._sectionPlanesState.sectionPlanes,i=0,r=t.length;i<r;i++){var s=t[i];if(re.planeClipsPositions3(s.pos,s.dir,e,4))return!0}return!1}},{key:"approximate",get:function(){return this._approximate},set:function(e){e=!1!==e,this._approximate!==e&&(this._approximate=e,this._cpDirty=!0,this._needUpdate(0))}},{key:"origin",get:function(){return this._originDot}},{key:"corner",get:function(){return this._cornerDot}},{key:"target",get:function(){return this._targetDot}},{key:"angle",get:function(){return this._update(),this._angle}},{key:"color",get:function(){return this._color},set:function(e){this._originDot.setFillColor(e),this._cornerDot.setFillColor(e),this._targetDot.setFillColor(e),this._originWire.setColor(e||"blue"),this._targetWire.setColor(e||"red"),this._angleLabel.setFillColor(e||"#00BBFF"),this._color=e}},{key:"visible",get:function(){return this._visible},set:function(e){e=!1!==e,this._visible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._originWire.setVisible(this._visible&&this._originWireVisible),this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._angleLabel.setVisible(this._visible&&this._angleVisible),this._cpDirty=!0,this._needUpdate()}},{key:"originVisible",get:function(){return this._originVisible},set:function(e){e=!1!==e,this._originVisible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._cpDirty=!0,this._needUpdate()}},{key:"cornerVisible",get:function(){return this._cornerVisible},set:function(e){e=!1!==e,this._cornerVisible=e,this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._cpDirty=!0,this._needUpdate()}},{key:"targetVisible",get:function(){return this._targetVisible},set:function(e){e=!1!==e,this._targetVisible=e,this._targetDot.setVisible(this._visible&&this._targetVisible),this._cpDirty=!0,this._needUpdate()}},{key:"originWireVisible",get:function(){return this._originWireVisible},set:function(e){e=!1!==e,this._originWireVisible=e,this._originWire.setVisible(this._visible&&this._originWireVisible),this._cpDirty=!0,this._needUpdate()}},{key:"targetWireVisible",get:function(){return this._targetWireVisible},set:function(e){e=!1!==e,this._targetWireVisible=e,this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._cpDirty=!0,this._needUpdate()}},{key:"angleVisible",get:function(){return this._angleVisible},set:function(e){e=!1!==e,this._angleVisible=e,this._angleLabel.setVisible(this._visible&&this._angleVisible),this._cpDirty=!0,this._needUpdate()}},{key:"labelsVisible",get:function(){return this._labelsVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsVisible,this._labelsVisible=e;var t=this._visible&&this._labelsVisible;this._angleLabel.setVisible(t),this._cpDirty=!0,this._needUpdate()}},{key:"setHighlighted",value:function(e){this._originDot.setHighlighted(e),this._cornerDot.setHighlighted(e),this._targetDot.setHighlighted(e),this._originWire.setHighlighted(e),this._targetWire.setHighlighted(e),this._angleLabel.setHighlighted(e)}},{key:"clickable",get:function(){return this._clickable},set:function(e){e=!!e,this._clickable=e,this._originDot.setClickable(this._clickable),this._cornerDot.setClickable(this._clickable),this._targetDot.setClickable(this._clickable),this._originWire.setClickable(this._clickable),this._targetWire.setClickable(this._clickable),this._angleLabel.setClickable(this._clickable)}},{key:"destroy",value:function(){var e=this.plugin.viewer.scene;this._onViewMatrix&&e.camera.off(this._onViewMatrix),this._onProjMatrix&&e.camera.off(this._onProjMatrix),this._onCanvasBoundary&&e.canvas.off(this._onCanvasBoundary),this._onSectionPlaneUpdated&&e.off(this._onSectionPlaneUpdated),this._originDot.destroy(),this._cornerDot.destroy(),this._targetDot.destroy(),this._originWire.destroy(),this._targetWire.destroy(),this._angleLabel.destroy(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),_t=function(e){g(i,Ce);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"active",get:function(){}},{key:"snapping",get:function(){return!0},set:function(e){}},{key:"activate",value:function(){}},{key:"deactivate",value:function(){}},{key:"reset",value:function(){}},{key:"currentMeasurement",get:function(){return null}},{key:"destroy",value:function(){}}]),i}(),yt=function(e){g(i,_t);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e.viewer.scene))._canvasToPagePos=s.canvasToPagePos,r.pointerLens=s.pointerLens,r._active=!1,r._currentAngleMeasurement=null,r._initMarkerDiv(),r._snapping=!1!==s.snapping,r._mouseState=0,r._attachPlugin(e,s),r}return C(i,[{key:"_initMarkerDiv",value:function(){var e=document.createElement("div"),t=this.scene.canvas.canvas;t.parentNode.insertBefore(e,t),e.style.background="black",e.style.border="2px solid blue",e.style.borderRadius="10px",e.style.width="5px",e.style.height="5px",e.style.top="-200px",e.style.left="-200px",e.style.margin="0 0",e.style.zIndex="100",e.style.position="absolute",e.style.pointerEvents="none",this.markerDiv=e}},{key:"_destroyMarkerDiv",value:function(){this.markerDiv&&(this.markerDiv.parentNode.removeChild(this.markerDiv),this.markerDiv=null)}},{key:"_attachPlugin",value:function(e){this.angleMeasurementsPlugin=e,this.plugin=e}},{key:"active",get:function(){return this._active}},{key:"snapping",get:function(){return this._snapping},set:function(e){this._snapping=e}},{key:"activate",value:function(){var e=this;if(!this._active){this.markerDiv||this._initMarkerDiv(),this.angleMeasurementsPlugin;var t=this.scene;t.input;var i=t.canvas.canvas,r=this.angleMeasurementsPlugin.viewer.cameraControl,s=this.pointerLens,n=!1,o=null,a=0,l=0,u=re.vec3(),c=re.vec2();this._currentAngleMeasurement=null;var A=function e(t){return t.offsetTop+(t.offsetParent&&t.offsetParent!==i.parentNode&&e(t.offsetParent))},h=function e(t){return t.offsetLeft+(t.offsetParent&&t.offsetParent!==i.parentNode&&e(t.offsetParent))},d=re.vec2(),p=function(t){t.snappedToVertex||t.snappedToEdge?(s&&(s.visible=!0,s.canvasPos=t.canvasPos,s.snappedCanvasPos=t.snappedCanvasPos||t.canvasPos,s.snapped=!0),e.markerDiv.style.background="greenyellow",e.markerDiv.style.border="2px solid green"):(s&&(s.visible=!0,s.canvasPos=t.canvasPos,s.snappedCanvasPos=t.canvasPos,s.snapped=!1),e.markerDiv.style.background="pink",e.markerDiv.style.border="2px solid red");var r=t.snappedCanvasPos||t.canvasPos;switch(n=!0,o=t.entity,u.set(t.worldPos),c.set(r),e._mouseState){case 0:e._canvasToPagePos?(e._canvasToPagePos(i,r,d),e.markerDiv.style.left="".concat(d[0]-5,"px"),e.markerDiv.style.top="".concat(d[1]-5,"px")):(e.markerDiv.style.left="".concat(h(i)+r[0]-5,"px"),e.markerDiv.style.top="".concat(A(i)+r[1]-5,"px"));break;case 1:e._currentAngleMeasurement&&(e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.angleVisible=!1,e._currentAngleMeasurement.corner.worldPos=t.worldPos,e._currentAngleMeasurement.corner.entity=t.entity),e.markerDiv.style.left="-10000px",e.markerDiv.style.top="-10000px",i.style.cursor="pointer";break;case 2:e._currentAngleMeasurement&&(e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e._currentAngleMeasurement.target.worldPos=t.worldPos,e._currentAngleMeasurement.target.entity=t.entity),e.markerDiv.style.left="-10000px",e.markerDiv.style.top="-10000px",i.style.cursor="pointer"}};this._onHoverSnapOrSurface=r.on("hoverSnapOrSurface",(function(t){e._snapping&&p(t)})),this._onHoverSurface=r.on("hoverSurface",(function(t){e._snapping||p(t)})),i.addEventListener("mousedown",this._onMouseDown=function(e){1===e.which&&(a=e.clientX,l=e.clientY)}),i.addEventListener("mouseup",this._onMouseUp=function(t){if(1===t.which&&!(t.clientX>a+20||t.clientX<a-20||t.clientY>l+20||t.clientY<l-20))switch(e._mouseState){case 0:n&&(e._currentAngleMeasurement=e.angleMeasurementsPlugin.createMeasurement({id:re.createUUID(),origin:{worldPos:u,entity:o},corner:{worldPos:u,entity:o},target:{worldPos:u,entity:o},approximate:!0}),e._currentAngleMeasurement.clickable=!1,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e._currentAngleMeasurement.origin.entity=o,e._mouseState=1,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement));break;case 1:n?(e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e._currentAngleMeasurement.corner.entity=o,e._mouseState=2):e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null,o=null,e._mouseState=0,e.angleMeasurementsPlugin.fire("measurementCancel",e._currentAngleMeasurement));break;case 2:n?(e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e._currentAngleMeasurement.target.entity=o,e._currentAngleMeasurement.clickable=!0,o=null,e.angleMeasurementsPlugin.fire("measurementEnd",e._currentAngleMeasurement),e._currentAngleMeasurement=null,e._mouseState=0):e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null,o=null,e._mouseState=0,e.angleMeasurementsPlugin.fire("measurementCancel",e._currentAngleMeasurement))}});var f=function(t){if(n=!1,s&&(s.visible=!0,s.pointerPos=t.canvasPos,s.snappedCanvasPos=t.snappedCanvasPos||t.canvasPos,s.snapped=!1),e.markerDiv.style.left="-100px",e.markerDiv.style.top="-100px",e._currentAngleMeasurement){switch(e._mouseState){case 0:e._currentAngleMeasurement.originVisible=!1;break;case 1:e._currentAngleMeasurement.cornerVisible=!1,e._currentAngleMeasurement.originWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1;break;case 2:e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1}i.style.cursor="default"}};this._onHoverSnapOrSurfaceOff=r.on("hoverSnapOrSurfaceOff",(function(t){e._snapping&&f(t)})),this._onHoverOff=r.on("hoverOff",(function(t){e._snapping||f(t)})),this._active=!0}}},{key:"deactivate",value:function(){if(this._active){this.pointerLens&&(this.pointerLens.visible=!1),this.reset();var e=this.scene.canvas.canvas;e.removeEventListener("mousedown",this._onMouseDown),e.removeEventListener("mouseup",this._onMouseUp);var t=this.angleMeasurementsPlugin.viewer.cameraControl;t.off(this._onHoverSnapOrSurface),t.off(this._onHoverSurface),t.off(this._onHoverSnapOrSurfaceOff),t.off(this._onHoverOff),this._active=!1}}},{key:"reset",value:function(){this._active&&(this._destroyMarkerDiv(),this._initMarkerDiv(),this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._mouseState=0)}},{key:"currentMeasurement",get:function(){return this._currentAngleMeasurement}},{key:"destroy",value:function(){this.deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),bt=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"AngleMeasurements",e))._container=s.container||document.body,r._defaultControl=null,r._measurements={},r.defaultColor=void 0!==s.defaultColor?s.defaultColor:"#00BBFF",r.defaultLabelsVisible=!1!==s.defaultLabelsVisible,r.zIndex=s.zIndex||1e4,r._onMouseOver=function(e,t){r.fire("mouseOver",{plugin:b(r),angleMeasurement:t,measurement:t,event:e})},r._onMouseLeave=function(e,t){r.fire("mouseLeave",{plugin:b(r),angleMeasurement:t,measurement:t,event:e})},r._onContextMenu=function(e,t){r.fire("contextMenu",{plugin:b(r),angleMeasurement:t,measurement:t,event:e})},r}return C(i,[{key:"getContainerElement",value:function(){return this._container}},{key:"send",value:function(e,t){}},{key:"control",get:function(){return this._defaultControl||(this._defaultControl=new yt(this,{})),this._defaultControl}},{key:"measurements",get:function(){return this._measurements}},{key:"createMeasurement",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.viewer.scene.components[t.id]&&(this.error("Viewer scene component with this ID already exists: "+t.id),delete t.id);var i=t.origin,r=t.corner,s=t.target,n=new mt(this,{id:t.id,plugin:this,container:this._container,origin:{entity:i.entity,worldPos:i.worldPos},corner:{entity:r.entity,worldPos:r.worldPos},target:{entity:s.entity,worldPos:s.worldPos},visible:t.visible,originVisible:!0,originWireVisible:!0,cornerVisible:!0,targetWireVisible:!0,targetVisible:!0,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._measurements[n.id]=n,n.on("destroyed",(function(){delete e._measurements[n.id]})),n.clickable=!0,this.fire("measurementCreated",n),n}},{key:"destroyMeasurement",value:function(e){var t=this._measurements[e];t?(t.destroy(),this.fire("measurementDestroyed",t)):this.log("AngleMeasurement not found: "+e)}},{key:"setLabelsShown",value:function(e){for(var t=0,i=Object.entries(this.measurements);t<i.length;t++){var r=A(i[t],2);r[0];r[1].labelShown=e}}},{key:"clear",value:function(){for(var e=Object.keys(this._measurements),t=0,i=e.length;t<i;t++)this.destroyMeasurement(e[t])}},{key:"destroy",value:function(){this.clear(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),xt=function(e){g(i,_t);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e.viewer.scene)).pointerLens=s.pointerLens,r.pointerCircle=new Re(e.viewer),r._active=!1;var n=document.createElement("div"),o=r.scene.canvas.canvas;return o.parentNode.insertBefore(n,o),n.style.background="black",n.style.border="2px solid blue",n.style.borderRadius="10px",n.style.width="5px",n.style.height="5px",n.style.margin="-200px -200px",n.style.zIndex="100",n.style.position="absolute",n.style.pointerEvents="none",r.markerDiv=n,r._currentAngleMeasurement=null,r._longTouchTimeoutMs=300,r._snapping=!1!==s.snapping,r._touchState=0,r._attachPlugin(e,s),r}return C(i,[{key:"_attachPlugin",value:function(e){this.angleMeasurementsPlugin=e,this.plugin=e}},{key:"active",get:function(){return this._active}},{key:"snapping",get:function(){return this._snapping},set:function(e){this._snapping=e}},{key:"activate",value:function(){var e=this;if(!this._active){var t=this.plugin,i=this.scene,r=i.canvas.canvas;t.pointerLens;var s=re.vec3(),n=20,o=null;this._touchState=0;var a=re.vec2(),l=re.vec2(),u=re.vec2(),c=null,A=function(){e.plugin.viewer.cameraControl.active=!1},h=function(){e.plugin.viewer.cameraControl.active=!0};r.addEventListener("touchstart",this._onCanvasTouchStart=function(r){var u=r.touches.length;if(1===u){var d=r.touches[0],p=d.clientX,f=d.clientY;switch(a.set([p,f]),l.set([p,f]),e._touchState){case 0:if(1!==u&&null!==o)return o&&(clearTimeout(o),o=null),e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),h(),void(e._touchState=0);var v=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping});if(v&&v.snapped)s.set(v.worldPos),e.pointerCircle.start(v.snappedCanvasPos);else{var g=i.pick({canvasPos:l,pickSurface:!0});if(!g||!g.worldPos)return;s.set(g.worldPos),e.pointerCircle.start(g.canvasPos)}o=setTimeout((function(){1!==u||l[0]>a[0]+n||l[0]<a[0]-n||l[1]>a[1]+n||l[1]<a[1]-n||(e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=a,e.pointerLens.cursorPos=a),e.pointerLens&&(e.pointerLens.canvasPos=l,e.pointerLens.snapped=!1),e.pointerLens&&(e.pointerLens.cursorPos=v.canvasPos,e.pointerLens.snapped=!0),e._currentAngleMeasurement?e._currentAngleMeasurement.origin.worldPos=s:(e._currentAngleMeasurement=t.createMeasurement({id:re.createUUID(),origin:{worldPos:v.worldPos,entity:v.entity},corner:{worldPos:v.worldPos,entity:v.entity},target:{worldPos:v.worldPos,entity:v.entity}}),e._currentAngleMeasurement.clickable=!1,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!1,e._currentAngleMeasurement.cornerVisible=!1,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1),e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement),e._touchState=2,A())}),e._longTouchTimeoutMs),e._touchState=1,c=d.identifier;break;case 3:if(1!==u&&null!==o)return clearTimeout(o),void(o=null);1===u&&(o=setTimeout((function(){if(o=null,!(1!==u||l[0]>a[0]+n||l[0]<a[0]-n||l[1]>a[1]+n||l[1]<a[1]-n)){e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=a,e.pointerLens.snapped=!1);var t=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping});if(t&&t.snapped)e.pointerLens&&(e.pointerLens.cursorPos=t.snappedCanvasPos,e.pointerLens.snapped=!0),e.pointerCircle.start(t.snappedCanvasPos),s.set(t.worldPos),e._currentAngleMeasurement.corner.worldPos=t.worldPos,e._currentAngleMeasurement.corner.entity=t.entity,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement);else{var r=i.pick({canvasPos:l,pickSurface:!0});r&&r.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=r.canvasPos,e.pointerLens.snapped=!1),e.pointerCircle.start(r.canvasPos),s.set(r.worldPos),e._currentAngleMeasurement.corner.worldPos=r.worldPos,e._currentAngleMeasurement.corner.entity=r.entity,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement)):e.pointerLens&&(e.pointerLens.cursorPos=null,e.pointerLens.snapped=!1)}e._touchState=5,A()}}),e._longTouchTimeoutMs),e._touchState=4),c=d.identifier;break;case 6:if(1!==u&&null!==o)return clearTimeout(o),void(o=null);1===u&&(o=setTimeout((function(){if(o=null,!(1!==u||l[0]>a[0]+n||l[0]<a[0]-n||l[1]>a[1]+n||l[1]<a[1]-n)){e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=a,e.pointerLens.snapped=!1);var t=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping});if(t&&t.snapped)e.pointerLens&&(e.pointerLens.cursorPos=t.snappedCanvasPos,e.pointerLens.snapped=!0),e.pointerCircle.start(t.snappedCanvasPos),s.set(t.worldPos),e._currentAngleMeasurement.target.worldPos=t.worldPos,e._currentAngleMeasurement.target.entity=t.entity,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement);else{var r=i.pick({canvasPos:l,pickSurface:!0});r&&r.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=r.canvasPos,e.pointerLens.snapped=!1),e.pointerCircle.start(r.canvasPos),s.set(r.worldPos),e._currentAngleMeasurement.target.worldPos=r.worldPos,e._currentAngleMeasurement.target.entity=r.entity,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement)):e.pointerLens&&(e.pointerLens.cursorPos=null,e.pointerLens.snapped=!1)}e._touchState=8,A()}}),e._longTouchTimeoutMs),e._touchState=7),c=d.identifier;break;default:return null!==o&&(clearTimeout(o),o=null),void(e._touchState=7)}}else o&&(clearTimeout(o),o=null)},{passive:!0}),r.addEventListener("touchmove",(function(t){e.pointerCircle.stop();var r=t.touches.length;if(1===r&&1===t.changedTouches.length){var n,a,u=t.touches[0],A=u.clientX,h=u.clientY;if(u.identifier===c)switch(l.set([A,h]),e._touchState){case 2:e.pointerLens&&(e.pointerLens.canvasPos=l),(n=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping}))&&n.snapped?(e.pointerLens&&(e.pointerLens.snappedCanvasPos=n.snappedCanvasPos,e.pointerLens.snapped=!0),s.set(n.worldPos),e._currentAngleMeasurement.origin.worldPos=n.worldPos):(a=i.pick({canvasPos:l,pickSurface:!0}))&&a.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=a.canvasPos,e.pointerLens.snapped=!1),s.set(a.worldPos),e._currentAngleMeasurement.origin.worldPos=a.worldPos):e.pointerLens&&(e.pointerLens.cursorPos=null,e.pointerLens.snapped=!1),e._touchState=2;break;case 5:if(1!==r&&null!==o)return clearTimeout(o),o=null,e.pointerLens&&(e.pointerLens.visible=!1),void(e._touchState=7);e.pointerLens&&(e.pointerLens.canvasPos=l),(n=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping}))&&n.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=n.snappedCanvasPos,e.pointerLens.snapped=!0),e._currentAngleMeasurement.corner.worldPos=n.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1):(a=i.pick({canvasPos:l,pickSurface:!0}))&&a.worldPos&&(e.pointerLens&&(e.pointerLens.cursorPos=a.canvasPos,e.pointerLens.snapped=!1),e._currentAngleMeasurement.corner.worldPos=a.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1),e._touchState=5;break;case 8:if(1!==r&&null!==o)return clearTimeout(o),o=null,e.pointerLens&&(e.pointerLens.visible=!1),void(e._touchState=7);e.pointerLens&&(e.pointerLens.canvasPos=l),(n=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping}))&&n.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=n.snappedCanvasPos,e.pointerLens.snapped=!0),e._currentAngleMeasurement.target.worldPos=n.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0):(a=i.pick({canvasPos:l,pickSurface:!0}))&&a.worldPos&&(e.pointerLens&&(e.pointerLens.cursorPos=a.canvasPos,e.pointerLens.snapped=!1),e._currentAngleMeasurement.target.worldPos=a.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0),e._touchState=8}}else o&&(clearTimeout(o),o=null)}),{passive:!0}),r.addEventListener("touchend",this._onCanvasTouchEnd=function(r){e.pointerCircle.stop();var s=r.changedTouches.length;if(1===s){var A=r.changedTouches[0],d=A.clientX,p=A.clientY;if(A.identifier===c)switch(o&&(clearTimeout(o),o=null),u.set([d,p]),e._touchState){case 1:if(1!==s||d>a[0]+n||d<a[0]-n||p>a[1]+n||p<a[1]-n)return void(e._touchState=0);var f=i.pick({canvasPos:l,pickSurface:!0});f&&f.worldPos?(e._currentAngleMeasurement=t.createMeasurement({id:re.createUUID(),origin:{worldPos:f.worldPos},corner:{worldPos:f.worldPos},target:{worldPos:f.worldPos}}),e._currentAngleMeasurement.clickable=!1,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!1,e._currentAngleMeasurement.cornerVisible=!1,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e._touchState=3):(e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),e._touchState=0),h();break;case 2:e.pointerLens&&(e.pointerLens.visible=!1),e._currentAngleMeasurement?e._touchState=3:(e.pointerLens&&(e.pointerLens.snapped=!1,e.pointerLens.visible=!1),e._touchState=0),h();break;case 4:if(1!==s||d>a[0]+n||d<a[0]-n||p>a[1]+n||p<a[1]-n)return void(e._touchState=3);var v=i.pick({canvasPos:l,pickSurface:!0});v&&v.worldPos?(e._currentAngleMeasurement.corner.worldPos=v.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e._touchState=6):(e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),e._touchState=0),h();break;case 5:e.pointerLens&&(e.pointerLens.visible=!1),e._touchState=6,h();break;case 7:if(1!==s||d>a[0]+n||d<a[0]-n||p>a[1]+n||p<a[1]-n)return void(e._touchState=6);var g=i.pick({canvasPos:l,pickSurface:!0});g&&g.worldPos?(e._currentAngleMeasurement.target.worldPos=g.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e.angleMeasurementsPlugin.fire("measurementEnd",e._currentAngleMeasurement),e._currentAngleMeasurement=null):e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),e._touchState=0,h();break;case 8:e.pointerLens&&(e.pointerLens.visible=!1),e._currentAngleMeasurement&&e._currentAngleMeasurement.targetVisible?(e._currentAngleMeasurement.clickable=!0,e.angleMeasurementsPlugin.fire("measurementEnd",e._currentAngleMeasurement),e._currentAngleMeasurement=null,e._touchState=0):(e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),e._touchState=0),h()}}},{passive:!0}),this._active=!0}}},{key:"deactivate",value:function(){if(this._active){this.plugin.pointerLens&&(this.plugin.pointerLens.visible=!1),this.reset();var e=this.plugin.viewer.scene.canvas.canvas;e.removeEventListener("touchstart",this._onCanvasTouchStart),e.removeEventListener("touchend",this._onCanvasTouchEnd),this._active=!1,this.plugin.viewer.cameraControl.active=!0}}},{key:"reset",value:function(){this._active&&this._currentAngleMeasurement&&(this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement),this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null)}},{key:"currentMeasurement",get:function(){return this._currentAngleMeasurement}},{key:"destroy",value:function(){this.deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),wt=function(e){g(i,Ce);var t=_(i);function i(e,r,s,n){var o;B(this,i);var a=e.plugin.viewer;o=t.call(this,a.scene);var l=ht({viewer:a,handleMouseEvents:s,handleTouchEvents:n,pointerLens:r.pointerLens,dots:[e.origin,e.corner,e.target],ray2WorldPos:function(e,t,i){return function e(t){var r=a.scene.pick({canvasPos:i,snapToEdge:t,snapToVertex:t,pickSurface:!0});return r&&r.worldPos?r.worldPos:t&&e(!1)}(!!r.snapping)},onEnd:function(e,t){var i=!re.compareVec3(e,t.worldPos);return i&&o.fire("edited"),i}}),u=e.on("destroyed",l);return o._deactivate=function(){e.off("destroyed",u),l()},o}return C(i,[{key:"deactivate",value:function(){this._deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),Bt=function(e){g(i,wt);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,!0,!1)}return C(i)}(),Pt=function(e){g(i,wt);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,!1,!0)}return C(i)}(),Ct=re.vec3(),Mt=re.vec3(),Et=re.vec3(),Ft=function(e){g(i,at);var t=_(i);function i(e,r){var s;if(B(this,i),(s=t.call(this,e,r)).plugin=r.plugin,s._container=r.container,!s._container)throw"config missing: container";if(!r.markerElement&&!r.markerHTML)throw"config missing: need either markerElement or markerHTML";if(!r.labelElement&&!r.labelHTML)throw"config missing: need either labelElement or labelHTML";return s._htmlDirty=!1,r.markerElement?(s._marker=r.markerElement,s._marker.addEventListener("click",s._onMouseClickedExternalMarker=function(){s.plugin.fire("markerClicked",b(s))}),s._marker.addEventListener("contextmenu",s._onContextMenuExtenalMarker=function(){s.plugin.fire("contextmenu",b(s))}),s._marker.addEventListener("mouseenter",s._onMouseEnterExternalMarker=function(){s.plugin.fire("markerMouseEnter",b(s))}),s._marker.addEventListener("mouseleave",s._onMouseLeaveExternalMarker=function(){s.plugin.fire("markerMouseLeave",b(s))}),s._markerExternal=!0):(s._markerHTML=r.markerHTML,s._htmlDirty=!0,s._markerExternal=!1),r.labelElement?(s._label=r.labelElement,s._labelExternal=!0):(s._labelHTML=r.labelHTML,s._htmlDirty=!0,s._labelExternal=!1),s._markerShown=!!r.markerShown,s._labelShown=!!r.labelShown,s._values=r.values||{},s._layoutDirty=!0,s._visibilityDirty=!0,s._labelPosition=24,s._buildHTML(),s._onTick=s.scene.on("tick",(function(){s._htmlDirty&&(s._buildHTML(),s._htmlDirty=!1,s._layoutDirty=!0,s._visibilityDirty=!0),(s._layoutDirty||s._visibilityDirty)&&(s._markerShown||s._labelShown)&&(s._updatePosition(),s._layoutDirty=!1),s._visibilityDirty&&(s._marker.style.visibility=s.visible&&s._markerShown?"visible":"hidden",s._label.style.visibility=s.visible&&s._markerShown&&s._labelShown?"visible":"hidden",s._visibilityDirty=!1)})),s.on("canvasPos",(function(){s._layoutDirty=!0})),s.on("visible",(function(){s._visibilityDirty=!0})),s.setMarkerShown(!1!==r.markerShown),s.setLabelShown(r.labelShown),s.eye=r.eye?r.eye.slice():null,s.look=r.look?r.look.slice():null,s.up=r.up?r.up.slice():null,s.projection=r.projection,s}return C(i,[{key:"_buildHTML",value:function(){var e=this;if(!this._markerExternal){this._marker&&(this._container.removeChild(this._marker),this._marker=null);var t=this._markerHTML||"<p></p>";he.isArray(t)&&(t=t.join("")),t=this._renderTemplate(t.trim());var i=document.createRange().createContextualFragment(t);this._marker=i.firstChild,this._container.appendChild(this._marker),this._marker.style.visibility=this._markerShown?"visible":"hidden",this._marker.addEventListener("click",(function(){e.plugin.fire("markerClicked",e)})),this._marker.addEventListener("contextmenu",(function(t){t.preventDefault(),e.plugin.fire("contextmenu",e)})),this._marker.addEventListener("mouseenter",(function(){e.plugin.fire("markerMouseEnter",e)})),this._marker.addEventListener("mouseleave",(function(){e.plugin.fire("markerMouseLeave",e)})),this._marker.addEventListener("wheel",(function(t){e.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",t))}))}if(!this._labelExternal){this._label&&(this._container.removeChild(this._label),this._label=null);var r=this._labelHTML||"<p></p>";he.isArray(r)&&(r=r.join("")),r=this._renderTemplate(r.trim());var s=document.createRange().createContextualFragment(r);this._label=s.firstChild,this._container.appendChild(this._label),this._label.style.visibility=this._markerShown&&this._labelShown?"visible":"hidden",this._label.addEventListener("wheel",(function(t){e.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",t))}))}}},{key:"_updatePosition",value:function(){var e=function(e){return e+"px"},t=this.scene.canvas.boundary,i=t[0]+this.canvasPos[0],r=t[1]+this.canvasPos[1],s=this._marker.getBoundingClientRect().width,n=i+("right"===this._markerAlign?-1:"center"===this._markerAlign?0:1)*(s/2-12);this._marker.style.left=e(n-s/2),this._marker.style.top=e(r-12),this._marker.style["z-index"]=90005+Math.floor(this._viewPos[2])+1;var o=this._label.getBoundingClientRect().width,a=Math.sign(this._labelPosition);this._label.style.left=e(n+a*(s/2+Math.abs(this._labelPosition)+o/2)-o/2),this._label.style.top=e(r-17),this._label.style["z-index"]=90005+Math.floor(this._viewPos[2])+1}},{key:"_renderTemplate",value:function(e){for(var t in this._values)if(this._values.hasOwnProperty(t)){var i=this._values[t];e=e.replace(new RegExp("{{"+t+"}}","g"),i)}return e}},{key:"setFromPickResult",value:function(e){if(e.worldPos&&e.worldNormal){var t=re.normalizeVec3(e.worldNormal,Ct),i=this.plugin&&this.plugin.surfaceOffset||0,r=re.mulVec3Scalar(t,i,Mt),s=re.addVec3(e.worldPos,r,Et);this.entity=e.entity,this.worldPos=s}else this.error("Param 'pickResult' does not have both worldPos and worldNormal")}},{key:"setMarkerAlign",value:function(e){var t=["left","center","right"];t.includes(e)?(this._markerAlign=e,this._updatePosition()):this.error("Param 'align' should be one of: "+JSON.stringify(t))}},{key:"setLabelPosition",value:function(e){"number"!=typeof e?this.error("Param 'position' is not a number"):0===e?this.error("Param 'position' is zero"):(this._labelPosition=e,this._updatePosition())}},{key:"setMarkerShown",value:function(e){e=!!e,this._markerShown!==e&&(this._markerShown=e,this._visibilityDirty=!0)}},{key:"getMarkerShown",value:function(){return this._markerShown}},{key:"setLabelShown",value:function(e){e=!!e,this._labelShown!==e&&(this._labelShown=e,this._visibilityDirty=!0)}},{key:"getLabelShown",value:function(){return this._labelShown}},{key:"setField",value:function(e,t){this._values[e]=t||"",this._htmlDirty=!0}},{key:"getField",value:function(e){return this._values[e]}},{key:"setValues",value:function(e){for(var t in e)if(e.hasOwnProperty(t)){var i=e[t];this.setField(t,i)}}},{key:"getValues",value:function(){return this._values}},{key:"destroy",value:function(){this._marker&&(this._markerExternal?(this._marker.removeEventListener("click",this._onMouseClickedExternalMarker),this._marker.removeEventListener("contextmenu",this._onContextMenuExtenalMarker),this._marker.removeEventListener("mouseenter",this._onMouseEnterExternalMarker),this._marker.removeEventListener("mouseleave",this._onMouseLeaveExternalMarker),this._marker=null):(this._marker.parentNode.removeChild(this._marker),this._marker=null)),this._label&&(this._labelExternal||this._label.parentNode.removeChild(this._label),this._label=null),this.scene.off(this._onTick),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),kt=function(e){g(i,Ue);var t=_(i);function i(e,r){var s;return B(this,i),(s=t.call(this,"Annotations",e))._labelHTML=r.labelHTML||"<div></div>",s._markerHTML=r.markerHTML||"<div></div>",s._container=r.container||document.body,s._values=r.values||{},s.annotations={},s.surfaceOffset=r.surfaceOffset,s}return C(i,[{key:"getContainerElement",value:function(){return this._container}},{key:"send",value:function(e,t){if("clearAnnotations"===e)this.clear()}},{key:"surfaceOffset",get:function(){return this._surfaceOffset},set:function(e){null==e&&(e=.3),this._surfaceOffset=e}},{key:"createAnnotation",value:function(e){var t=this;this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);var i=null;e.markerElementId&&((i=document.getElementById(e.markerElementId))||this.error("Can't find DOM element for 'markerElementId' value '"+e.markerElementId+"' - defaulting to internally-generated empty DIV"));var r=null;e.labelElementId&&((r=document.getElementById(e.labelElementId))||this.error("Can't find DOM element for 'labelElementId' value '"+e.labelElementId+"' - defaulting to internally-generated empty DIV"));var s=new Ft(this.viewer.scene,{id:e.id,plugin:this,container:this._container,markerElement:i,labelElement:r,markerHTML:e.markerHTML||this._markerHTML,labelHTML:e.labelHTML||this._labelHTML,occludable:e.occludable,values:he.apply(e.values,he.apply(this._values,{})),markerShown:e.markerShown,labelShown:e.labelShown,eye:e.eye,look:e.look,up:e.up,projection:e.projection,visible:!1!==e.visible});return e.pickResult=e.pickResult||e.pickRecord,e.pickResult?s.setFromPickResult(e.pickResult):(s.entity=e.entity,s.worldPos=e.worldPos),this.annotations[s.id]=s,s.on("destroyed",(function(){delete t.annotations[s.id],t.fire("annotationDestroyed",s.id)})),this.fire("annotationCreated",s.id),s}},{key:"destroyAnnotation",value:function(e){var t=this.annotations[e];t?t.destroy():this.log("Annotation not found: "+e)}},{key:"clear",value:function(){for(var e=Object.keys(this.annotations),t=0,i=e.length;t<i;t++)this.destroyAnnotation(e[t])}},{key:"destroy",value:function(){this.clear(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),It=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._canvas=s.canvas,r._element=null,r._isCustom=!1,s.elementId&&(r._element=document.getElementById(s.elementId),r._element?r._adjustPosition():r.error("Can't find given Spinner HTML element: '"+s.elementId+"' - will automatically create default element")),r._element||r._createDefaultSpinner(),r.processes=0,r}return C(i,[{key:"type",get:function(){return"Spinner"}},{key:"_createDefaultSpinner",value:function(){this._injectDefaultCSS();var e=document.createElement("div"),t=e.style;t["z-index"]="9000",t.position="absolute",e.innerHTML='<div class="sk-fading-circle">                <div class="sk-circle1 sk-circle"></div>                <div class="sk-circle2 sk-circle"></div>                <div class="sk-circle3 sk-circle"></div>                <div class="sk-circle4 sk-circle"></div>                <div class="sk-circle5 sk-circle"></div>                <div class="sk-circle6 sk-circle"></div>                <div class="sk-circle7 sk-circle"></div>                <div class="sk-circle8 sk-circle"></div>                <div class="sk-circle9 sk-circle"></div>                <div class="sk-circle10 sk-circle"></div>                <div class="sk-circle11 sk-circle"></div>                <div class="sk-circle12 sk-circle"></div>                </div>',this._canvas.parentElement.appendChild(e),this._element=e,this._isCustom=!1,this._adjustPosition()}},{key:"_injectDefaultCSS",value:function(){var e="xeokit-spinner-css";if(!document.getElementById(e)){var t=document.createElement("style");t.innerHTML=".sk-fading-circle {        background: transparent;        margin: 20px auto;        width: 50px;        height:50px;        position: relative;        }        .sk-fading-circle .sk-circle {        width: 120%;        height: 120%;        position: absolute;        left: 0;        top: 0;        }        .sk-fading-circle .sk-circle:before {        content: '';        display: block;        margin: 0 auto;        width: 15%;        height: 15%;        background-color: #ff8800;        border-radius: 100%;        -webkit-animation: sk-circleFadeDelay 1.2s infinite ease-in-out both;        animation: sk-circleFadeDelay 1.2s infinite ease-in-out both;        }        .sk-fading-circle .sk-circle2 {        -webkit-transform: rotate(30deg);        -ms-transform: rotate(30deg);        transform: rotate(30deg);    }    .sk-fading-circle .sk-circle3 {        -webkit-transform: rotate(60deg);        -ms-transform: rotate(60deg);        transform: rotate(60deg);    }    .sk-fading-circle .sk-circle4 {        -webkit-transform: rotate(90deg);        -ms-transform: rotate(90deg);        transform: rotate(90deg);    }    .sk-fading-circle .sk-circle5 {        -webkit-transform: rotate(120deg);        -ms-transform: rotate(120deg);        transform: rotate(120deg);    }    .sk-fading-circle .sk-circle6 {        -webkit-transform: rotate(150deg);        -ms-transform: rotate(150deg);        transform: rotate(150deg);    }    .sk-fading-circle .sk-circle7 {        -webkit-transform: rotate(180deg);        -ms-transform: rotate(180deg);        transform: rotate(180deg);    }    .sk-fading-circle .sk-circle8 {        -webkit-transform: rotate(210deg);        -ms-transform: rotate(210deg);        transform: rotate(210deg);    }    .sk-fading-circle .sk-circle9 {        -webkit-transform: rotate(240deg);        -ms-transform: rotate(240deg);        transform: rotate(240deg);    }    .sk-fading-circle .sk-circle10 {        -webkit-transform: rotate(270deg);        -ms-transform: rotate(270deg);        transform: rotate(270deg);    }    .sk-fading-circle .sk-circle11 {        -webkit-transform: rotate(300deg);        -ms-transform: rotate(300deg);        transform: rotate(300deg);    }    .sk-fading-circle .sk-circle12 {        -webkit-transform: rotate(330deg);        -ms-transform: rotate(330deg);        transform: rotate(330deg);    }    .sk-fading-circle .sk-circle2:before {        -webkit-animation-delay: -1.1s;        animation-delay: -1.1s;    }    .sk-fading-circle .sk-circle3:before {        -webkit-animation-delay: -1s;        animation-delay: -1s;    }    .sk-fading-circle .sk-circle4:before {        -webkit-animation-delay: -0.9s;        animation-delay: -0.9s;    }    .sk-fading-circle .sk-circle5:before {        -webkit-animation-delay: -0.8s;        animation-delay: -0.8s;    }    .sk-fading-circle .sk-circle6:before {        -webkit-animation-delay: -0.7s;        animation-delay: -0.7s;    }    .sk-fading-circle .sk-circle7:before {        -webkit-animation-delay: -0.6s;        animation-delay: -0.6s;    }    .sk-fading-circle .sk-circle8:before {        -webkit-animation-delay: -0.5s;        animation-delay: -0.5s;    }    .sk-fading-circle .sk-circle9:before {        -webkit-animation-delay: -0.4s;        animation-delay: -0.4s;    }    .sk-fading-circle .sk-circle10:before {        -webkit-animation-delay: -0.3s;        animation-delay: -0.3s;    }    .sk-fading-circle .sk-circle11:before {        -webkit-animation-delay: -0.2s;        animation-delay: -0.2s;    }    .sk-fading-circle .sk-circle12:before {        -webkit-animation-delay: -0.1s;        animation-delay: -0.1s;    }    @-webkit-keyframes sk-circleFadeDelay {        0%, 39%, 100% { opacity: 0; }        40% { opacity: 1; }    }    @keyframes sk-circleFadeDelay {        0%, 39%, 100% { opacity: 0; }        40% { opacity: 1; }    }",t.id=e,document.body.appendChild(t)}}},{key:"_adjustPosition",value:function(){if(!this._isCustom){var e=this._canvas,t=this._element,i=t.style;i.left=e.offsetLeft+.5*e.clientWidth-.5*t.clientWidth+"px",i.top=e.offsetTop+.5*e.clientHeight-.5*t.clientHeight+"px"}}},{key:"processes",get:function(){return this._processes},set:function(e){if(e=e||0,this._processes!==e&&!(e<0)){var t=this._processes;this._processes=e;var i=this._element;i&&(i.style.visibility=this._processes>0?"visible":"hidden"),this.fire("processes",this._processes),0===this._processes&&this._processes!==t&&this.fire("zeroProcesses",this._processes)}}},{key:"_destroy",value:function(){this._element&&!this._isCustom&&(this._element.parentNode.removeChild(this._element),this._element=null);var e=document.getElementById("xeokit-spinner-css");e&&e.parentNode.removeChild(e)}}]),i}(),Dt=["webgl2","experimental-webgl","webkit-3d","moz-webgl","moz-glweb20"],St=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e,s))._backgroundColor=re.vec3([s.backgroundColor?s.backgroundColor[0]:1,s.backgroundColor?s.backgroundColor[1]:1,s.backgroundColor?s.backgroundColor[2]:1]),r._backgroundColorFromAmbientLight=!!s.backgroundColorFromAmbientLight,r.canvas=s.canvas,r.gl=null,r.webgl2=!1,r.transparent=!!s.transparent,r.contextAttr=s.contextAttr||{},r.contextAttr.alpha=r.transparent,r.contextAttr.preserveDrawingBuffer=!!r.contextAttr.preserveDrawingBuffer,r.contextAttr.stencil=!1,r.contextAttr.premultipliedAlpha=!!r.contextAttr.premultipliedAlpha,r.contextAttr.antialias=!1!==r.contextAttr.antialias,r.resolutionScale=s.resolutionScale,r.canvas.width=Math.round(r.canvas.clientWidth*r._resolutionScale),r.canvas.height=Math.round(r.canvas.clientHeight*r._resolutionScale),r.boundary=[r.canvas.offsetLeft,r.canvas.offsetTop,r.canvas.clientWidth,r.canvas.clientHeight],r._initWebGL(s);var n=b(r);r.canvas.addEventListener("webglcontextlost",r._webglcontextlostListener=function(e){console.time("webglcontextrestored"),n.scene._webglContextLost(),n.fire("webglcontextlost"),e.preventDefault()},!1),r.canvas.addEventListener("webglcontextrestored",r._webglcontextrestoredListener=function(e){n._initWebGL(),n.gl&&(n.scene._webglContextRestored(n.gl),n.fire("webglcontextrestored",n.gl),e.preventDefault()),console.timeEnd("webglcontextrestored")},!1);var o=!0,a=new ResizeObserver((function(e){var t,i=c(e);try{for(i.s();!(t=i.n()).done;){t.value.contentBoxSize&&(o=!0)}}catch(e){i.e(e)}finally{i.f()}}));return a.observe(r.canvas),r._tick=r.scene.on("tick",(function(){o&&(o=!1,n.canvas.width=Math.round(n.canvas.clientWidth*n._resolutionScale),n.canvas.height=Math.round(n.canvas.clientHeight*n._resolutionScale),n.boundary[0]=n.canvas.offsetLeft,n.boundary[1]=n.canvas.offsetTop,n.boundary[2]=n.canvas.clientWidth,n.boundary[3]=n.canvas.clientHeight,n.fire("boundary",n.boundary))})),r._spinner=new It(r.scene,{canvas:r.canvas,elementId:s.spinnerElementId}),r}return C(i,[{key:"type",get:function(){return"Canvas"}},{key:"backgroundColorFromAmbientLight",get:function(){return this._backgroundColorFromAmbientLight},set:function(e){this._backgroundColorFromAmbientLight=!1!==e,this.glRedraw()}},{key:"backgroundColor",get:function(){return this._backgroundColor},set:function(e){e?(this._backgroundColor[0]=e[0],this._backgroundColor[1]=e[1],this._backgroundColor[2]=e[2]):(this._backgroundColor[0]=1,this._backgroundColor[1]=1,this._backgroundColor[2]=1),this.glRedraw()}},{key:"resolutionScale",get:function(){return this._resolutionScale},set:function(e){if((e=e||1)!==this._resolutionScale){this._resolutionScale=e;var t=this.canvas;t.width=Math.round(t.clientWidth*this._resolutionScale),t.height=Math.round(t.clientHeight*this._resolutionScale),this.glRedraw()}}},{key:"spinner",get:function(){return this._spinner}},{key:"_createCanvas",value:function(){var e="xeokit-canvas-"+re.createUUID(),t=document.getElementsByTagName("body")[0],i=document.createElement("div"),r=i.style;r.height="100%",r.width="100%",r.padding="0",r.margin="0",r.background="rgba(0,0,0,0);",r.float="left",r.left="0",r.top="0",r.position="absolute",r.opacity="1.0",r["z-index"]="-10000",i.innerHTML+='<canvas id="'+e+'" style="width: 100%; height: 100%; float: left; margin: 0; padding: 0;"></canvas>',t.appendChild(i),this.canvas=document.getElementById(e)}},{key:"_getElementXY",value:function(e){for(var t=0,i=0;e;)t+=e.offsetLeft-e.scrollLeft,i+=e.offsetTop-e.scrollTop,e=e.offsetParent;return{x:t,y:i}}},{key:"_initWebGL",value:function(){if(!this.gl)for(var e=0;!this.gl&&e<Dt.length;e++)try{this.gl=this.canvas.getContext(Dt[e],this.contextAttr)}catch(e){}this.gl||(this.error("Failed to get a WebGL context"),this.fire("webglContextFailed",!0,!0));var t=this.gl,i="__",r=t.activeTexture;t.activeTexture=function(e){i!==e&&(i=e,r.call(this,e))};var s={},n=t.bindTexture;t.bindTexture=function(e,t){s[i]!==t&&(s[i]=t,n.call(this,e,t))},this.gl&&this.webgl2&&(this.gl.hint(this.gl.FRAGMENT_SHADER_DERIVATIVE_HINT,this.gl.FASTEST),this.gl,WebGL2RenderingContext)}},{key:"getSnapshot",value:function(e){throw"Canvas#getSnapshot() has been replaced by Viewer#getSnapshot() - use that method instead."}},{key:"readPixels",value:function(e,t,i,r){return this.scene._renderer.readPixels(e,t,i,r)}},{key:"loseWebGLContext",value:function(){this.canvas.loseContext&&this.canvas.loseContext()}},{key:"destroy",value:function(){this.scene.off(this._tick),this._spinner._destroy(),this.canvas.removeEventListener("webglcontextlost",this._webglcontextlostListener),this.canvas.removeEventListener("webglcontextrestored",this._webglcontextrestoredListener),this.gl=null,f(x(i.prototype),"destroy",this).call(this)}}]),i}(),Tt=function(){function e(t){B(this,e),this._scene=t,this._matPool=[],this._matPoolNextFreeIndex=0,this._rtcViewMats={},this._rtcPickViewMats={},this.reset()}return C(e,[{key:"reset",value:function(){this._matPoolNextFreeIndex=0,this._rtcViewMats={},this._rtcPickViewMats={},this.gl=this._scene.canvas.gl,this.lastProgramId=null,this.pbrEnabled=!1,this.colorTextureEnabled=!1,this.withSAO=!1,this.backfaces=!1,this.frontface=!0,this.textureUnit=0,this.drawElements=0,this.drawArrays=0,this.useProgram=0,this.bindTexture=0,this.bindArray=0,this.pass=0,this.shadowViewMatrix=null,this.shadowProjMatrix=null,this.pickViewMatrix=null,this.pickProjMatrix=null,this.pickZNear=.01,this.pickZFar=5e3,this.pickInvisible=!1,this.pickElementsCount=null,this.pickElementsOffset=null,this.lineWidth=1,this.snapPickLayerParams={},this.snapPickLayerNumber=0,this.snapPickCoordinateScale=re.vec3(),this.snapPickOrigin=re.vec3()}},{key:"getRTCViewMatrix",value:function(e,t){var i=this._rtcViewMats[e];return i||(i=this._getNewMat(),He(this._scene.camera.viewMatrix,t,i),this._rtcViewMats[e]=i),i}},{key:"getRTCPickViewMatrix",value:function(e,t){var i=this._rtcPickViewMats[e];if(!i){i=this._getNewMat();var r=this.pickViewMatrix||this._scene.camera.viewMatrix;He(r,t,i),this._rtcPickViewMats[e]=i}return i}},{key:"_getNewMat",value:function(){var e=this._matPool[this._matPoolNextFreeIndex];return e||(e=re.mat4(),this._matPool[this._matPoolNextFreeIndex]=e),this._matPoolNextFreeIndex++,e}}]),e}(),Lt={WEBGL:!1,SUPPORTED_EXTENSIONS:{}},Rt=document.createElement("canvas");if(Rt){var Ut=Rt.getContext("webgl",{antialias:!0})||Rt.getContext("experimental-webgl",{antialias:!0});Lt.WEBGL=!!Ut,Lt.WEBGL&&(Lt.ANTIALIAS=Ut.getContextAttributes().antialias,Ut.getShaderPrecisionFormat?Ut.getShaderPrecisionFormat(Ut.FRAGMENT_SHADER,Ut.HIGH_FLOAT).precision>0?Lt.FS_MAX_FLOAT_PRECISION="highp":Ut.getShaderPrecisionFormat(Ut.FRAGMENT_SHADER,Ut.MEDIUM_FLOAT).precision>0?Lt.FS_MAX_FLOAT_PRECISION="mediump":Lt.FS_MAX_FLOAT_PRECISION="lowp":Lt.FS_MAX_FLOAT_PRECISION="mediump",Lt.DEPTH_BUFFER_BITS=Ut.getParameter(Ut.DEPTH_BITS),Lt.MAX_TEXTURE_SIZE=Ut.getParameter(Ut.MAX_TEXTURE_SIZE),Lt.MAX_CUBE_MAP_SIZE=Ut.getParameter(Ut.MAX_CUBE_MAP_TEXTURE_SIZE),Lt.MAX_RENDERBUFFER_SIZE=Ut.getParameter(Ut.MAX_RENDERBUFFER_SIZE),Lt.MAX_TEXTURE_UNITS=Ut.getParameter(Ut.MAX_COMBINED_TEXTURE_IMAGE_UNITS),Lt.MAX_TEXTURE_IMAGE_UNITS=Ut.getParameter(Ut.MAX_TEXTURE_IMAGE_UNITS),Lt.MAX_VERTEX_ATTRIBS=Ut.getParameter(Ut.MAX_VERTEX_ATTRIBS),Lt.MAX_VERTEX_UNIFORM_VECTORS=Ut.getParameter(Ut.MAX_VERTEX_UNIFORM_VECTORS),Lt.MAX_FRAGMENT_UNIFORM_VECTORS=Ut.getParameter(Ut.MAX_FRAGMENT_UNIFORM_VECTORS),Lt.MAX_VARYING_VECTORS=Ut.getParameter(Ut.MAX_VARYING_VECTORS),Ut.getSupportedExtensions().forEach((function(e){Lt.SUPPORTED_EXTENSIONS[e]=!0})))}var Ot=function(){function e(){B(this,e),this.entity=null,this.primitive=null,this.primIndex=-1,this.pickSurfacePrecision=!1,this.touchInput=!1,this.snappedToEdge=!1,this.snappedToVertex=!1,this._origin=new Float64Array([0,0,0]),this._direction=new Float64Array([0,0,0]),this._indices=new Int32Array(3),this._localPos=new Float64Array([0,0,0]),this._worldPos=new Float64Array([0,0,0]),this._viewPos=new Float64Array([0,0,0]),this._canvasPos=new Int16Array([0,0]),this._snappedCanvasPos=new Int16Array([0,0]),this._bary=new Float64Array([0,0,0]),this._worldNormal=new Float64Array([0,0,0]),this._uv=new Float64Array([0,0]),this.reset()}return C(e,[{key:"canvasPos",get:function(){return this._gotCanvasPos?this._canvasPos:null},set:function(e){e?(this._canvasPos[0]=e[0],this._canvasPos[1]=e[1],this._gotCanvasPos=!0):this._gotCanvasPos=!1}},{key:"origin",get:function(){return this._gotOrigin?this._origin:null},set:function(e){e?(this._origin[0]=e[0],this._origin[1]=e[1],this._origin[2]=e[2],this._gotOrigin=!0):this._gotOrigin=!1}},{key:"direction",get:function(){return this._gotDirection?this._direction:null},set:function(e){e?(this._direction[0]=e[0],this._direction[1]=e[1],this._direction[2]=e[2],this._gotDirection=!0):this._gotDirection=!1}},{key:"indices",get:function(){return this.entity&&this._gotIndices?this._indices:null},set:function(e){e?(this._indices[0]=e[0],this._indices[1]=e[1],this._indices[2]=e[2],this._gotIndices=!0):this._gotIndices=!1}},{key:"localPos",get:function(){return this.entity&&this._gotLocalPos?this._localPos:null},set:function(e){e?(this._localPos[0]=e[0],this._localPos[1]=e[1],this._localPos[2]=e[2],this._gotLocalPos=!0):this._gotLocalPos=!1}},{key:"snappedCanvasPos",get:function(){return this._gotSnappedCanvasPos?this._snappedCanvasPos:null},set:function(e){e?(this._snappedCanvasPos[0]=e[0],this._snappedCanvasPos[1]=e[1],this._gotSnappedCanvasPos=!0):this._gotSnappedCanvasPos=!1}},{key:"worldPos",get:function(){return this._gotWorldPos?this._worldPos:null},set:function(e){e?(this._worldPos[0]=e[0],this._worldPos[1]=e[1],this._worldPos[2]=e[2],this._gotWorldPos=!0):this._gotWorldPos=!1}},{key:"viewPos",get:function(){return this.entity&&this._gotViewPos?this._viewPos:null},set:function(e){e?(this._viewPos[0]=e[0],this._viewPos[1]=e[1],this._viewPos[2]=e[2],this._gotViewPos=!0):this._gotViewPos=!1}},{key:"bary",get:function(){return this.entity&&this._gotBary?this._bary:null},set:function(e){e?(this._bary[0]=e[0],this._bary[1]=e[1],this._bary[2]=e[2],this._gotBary=!0):this._gotBary=!1}},{key:"worldNormal",get:function(){return this.entity&&this._gotWorldNormal?this._worldNormal:null},set:function(e){e?(this._worldNormal[0]=e[0],this._worldNormal[1]=e[1],this._worldNormal[2]=e[2],this._gotWorldNormal=!0):this._gotWorldNormal=!1}},{key:"uv",get:function(){return this.entity&&this._gotUV?this._uv:null},set:function(e){e?(this._uv[0]=e[0],this._uv[1]=e[1],this._gotUV=!0):this._gotUV=!1}},{key:"snapped",get:function(){return this.snappedToEdge||this.snappedToVertex}},{key:"reset",value:function(){this.entity=null,this.primIndex=-1,this.primitive=null,this.pickSurfacePrecision=!1,this._gotCanvasPos=!1,this._gotSnappedCanvasPos=!1,this._gotOrigin=!1,this._gotDirection=!1,this._gotIndices=!1,this._gotLocalPos=!1,this._gotWorldPos=!1,this._gotViewPos=!1,this._gotBary=!1,this._gotWorldNormal=!1,this._gotUV=!1,this.touchInput=!1,this.snappedToEdge=!1,this.snappedToVertex=!1}}]),e}(),Nt=function(){function e(t,i,r){if(B(this,e),this.allocated=!1,this.compiled=!1,this.handle=t.createShader(i),this.handle){if(this.allocated=!0,t.shaderSource(this.handle,r),t.compileShader(this.handle),this.compiled=t.getShaderParameter(this.handle,t.COMPILE_STATUS),!this.compiled&&!t.isContextLost()){for(var s=r.split("\n"),n=[],o=0;o<s.length;o++)n.push(o+1+": "+s[o]+"\n");this.errors=[],this.errors.push(""),this.errors.push(t.getShaderInfoLog(this.handle)),this.errors=this.errors.concat(n.join(""))}}else this.errors=["Failed to allocate"]}return C(e,[{key:"destroy",value:function(){}}]),e}(),Qt=C((function e(t,i){B(this,e),this.bindTexture=function(e,r){return!!e.bind(r)&&(t.uniform1i(i,r),!0)}})),Vt=function(){function e(t,i){B(this,e),this._gl=t,this.location=i}return C(e,[{key:"bindArrayBuffer",value:function(e){e&&(e.bind(),this._gl.enableVertexAttribArray(this.location),this._gl.vertexAttribPointer(this.location,e.itemSize,e.itemType,e.normalized,e.stride,e.offset))}}]),e}(),Ht=new G({});function jt(e){for(var t,i,r=[],s=0,n=e.length;s<n;s++)(i=(t=e[s]).indexOf("/"))>0&&"/"===t.charAt(i+1)&&(t=t.substring(0,i)),r.push(t);return r.join("\n")}function Gt(e){console.error(e.join("\n"))}var zt=function(){function e(t,i){B(this,e),this.id=Ht.addItem({}),this.source=i,this.init(t)}return C(e,[{key:"init",value:function(e){if(this.gl=e,this.allocated=!1,this.compiled=!1,this.linked=!1,this.validated=!1,this.errors=null,this.uniforms={},this.samplers={},this.attributes={},this._vertexShader=new Nt(e,e.VERTEX_SHADER,jt(this.source.vertex)),this._fragmentShader=new Nt(e,e.FRAGMENT_SHADER,jt(this.source.fragment)),!this._vertexShader.allocated)return this.errors=["Vertex shader failed to allocate"].concat(this._vertexShader.errors),void Gt(this.errors);if(!this._fragmentShader.allocated)return this.errors=["Fragment shader failed to allocate"].concat(this._fragmentShader.errors),void Gt(this.errors);if(this.allocated=!0,!this._vertexShader.compiled)return this.errors=["Vertex shader failed to compile"].concat(this._vertexShader.errors),void Gt(this.errors);if(!this._fragmentShader.compiled)return this.errors=["Fragment shader failed to compile"].concat(this._fragmentShader.errors),void Gt(this.errors);var t,i,r,s,n;if(this.compiled=!0,this.handle=e.createProgram(),this.handle){if(e.attachShader(this.handle,this._vertexShader.handle),e.attachShader(this.handle,this._fragmentShader.handle),e.linkProgram(this.handle),this.linked=e.getProgramParameter(this.handle,e.LINK_STATUS),this.validated=!0,!this.linked||!this.validated)return this.errors=[],this.errors.push(""),this.errors.push(e.getProgramInfoLog(this.handle)),this.errors.push("\nVertex shader:\n"),this.errors=this.errors.concat(this.source.vertex),this.errors.push("\nFragment shader:\n"),this.errors=this.errors.concat(this.source.fragment),void Gt(this.errors);var o=e.getProgramParameter(this.handle,e.ACTIVE_UNIFORMS);for(i=0;i<o;++i)(r=e.getActiveUniform(this.handle,i))&&("\0"===(s=r.name)[s.length-1]&&(s=s.substr(0,s.length-1)),n=e.getUniformLocation(this.handle,s),r.type===e.SAMPLER_2D||r.type===e.SAMPLER_CUBE||35682===r.type||e instanceof WebGL2RenderingContext&&(r.type===e.UNSIGNED_INT_SAMPLER_2D||r.type===e.INT_SAMPLER_2D)?this.samplers[s]=new Qt(e,n):this.uniforms[s]=n);var a=e.getProgramParameter(this.handle,e.ACTIVE_ATTRIBUTES);for(i=0;i<a;i++)(t=e.getActiveAttrib(this.handle,i))&&(n=e.getAttribLocation(this.handle,t.name),this.attributes[t.name]=new Vt(e,n));this.allocated=!0}else this.errors=["Failed to allocate program"]}},{key:"bind",value:function(){this.allocated&&this.gl.useProgram(this.handle)}},{key:"getLocation",value:function(e){if(this.allocated)return this.uniforms[e]}},{key:"getAttribute",value:function(e){if(this.allocated)return this.attributes[e]}},{key:"bindTexture",value:function(e,t,i){if(!this.allocated)return!1;var r=this.samplers[e];return!!r&&r.bindTexture(t,i)}},{key:"destroy",value:function(){this.allocated&&(Ht.removeItem(this.id),this.gl.deleteProgram(this.handle),this.gl.deleteShader(this._vertexShader.handle),this.gl.deleteShader(this._fragmentShader.handle),this.handle=null,this.attributes=null,this.uniforms=null,this.samplers=null,this.allocated=!1)}}]),e}(),Wt=function(){function e(t,i,r,s,n,o,a,l,u){switch(B(this,e),this._gl=t,this.type=i,this.allocated=!1,r.constructor){case Uint8Array:this.itemType=t.UNSIGNED_BYTE,this.itemByteSize=1;break;case Int8Array:this.itemType=t.BYTE,this.itemByteSize=1;break;case Uint16Array:this.itemType=t.UNSIGNED_SHORT,this.itemByteSize=2;break;case Int16Array:this.itemType=t.SHORT,this.itemByteSize=2;break;case Uint32Array:this.itemType=t.UNSIGNED_INT,this.itemByteSize=4;break;case Int32Array:this.itemType=t.INT,this.itemByteSize=4;break;default:this.itemType=t.FLOAT,this.itemByteSize=4}this.usage=o,this.length=0,this.dataLength=s,this.numItems=0,this.itemSize=n,this.normalized=!!a,this.stride=l||0,this.offset=u||0,this._allocate(r)}return C(e,[{key:"_allocate",value:function(e){if(this.allocated=!1,this._handle=this._gl.createBuffer(),!this._handle)throw"Failed to allocate WebGL ArrayBuffer";this._handle&&(this._gl.bindBuffer(this.type,this._handle),this._gl.bufferData(this.type,e.length>this.dataLength?e.slice(0,this.dataLength):e,this.usage),this._gl.bindBuffer(this.type,null),this.length=e.length,this.numItems=this.length/this.itemSize,this.allocated=!0)}},{key:"setData",value:function(e,t){this.allocated&&(e.length+(t||0)>this.length?(this.destroy(),this._allocate(e)):(this._gl.bindBuffer(this.type,this._handle),t||0===t?this._gl.bufferSubData(this.type,t*this.itemByteSize,e):this._gl.bufferData(this.type,e,this.usage),this._gl.bindBuffer(this.type,null)))}},{key:"bind",value:function(){this.allocated&&this._gl.bindBuffer(this.type,this._handle)}},{key:"unbind",value:function(){this.allocated&&this._gl.bindBuffer(this.type,null)}},{key:"destroy",value:function(){this.allocated&&(this._gl.deleteBuffer(this._handle),this._handle=null,this.allocated=!1)}}]),e}(),Kt=function(){function e(t,i){B(this,e),this.scene=t,this.aabb=re.AABB3(),this.origin=re.vec3(i),this.originHash=this.origin.join(),this.numMarkers=0,this.markers={},this.markerList=[],this.markerIndices={},this.positions=[],this.indices=[],this.positionsBuf=null,this.lenPositionsBuf=0,this.indicesBuf=null,this.sectionPlanesActive=[],this.culledBySectionPlanes=!1,this.occlusionTestList=[],this.lenOcclusionTestList=0,this.pixels=[],this.aabbDirty=!1,this.markerListDirty=!1,this.positionsDirty=!0,this.occlusionTestListDirty=!1}return C(e,[{key:"addMarker",value:function(e){this.markers[e.id]=e,this.markerListDirty=!0,this.numMarkers++}},{key:"markerWorldPosUpdated",value:function(e){if(this.markers[e.id]){var t=this.markerIndices[e.id];this.positions[3*t+0]=e.worldPos[0],this.positions[3*t+1]=e.worldPos[1],this.positions[3*t+2]=e.worldPos[2],this.positionsDirty=!0}}},{key:"removeMarker",value:function(e){delete this.markers[e.id],this.markerListDirty=!0,this.numMarkers--}},{key:"update",value:function(){this.markerListDirty&&(this._buildMarkerList(),this.markerListDirty=!1,this.positionsDirty=!0,this.occlusionTestListDirty=!0),this.positionsDirty&&(this._buildPositions(),this.positionsDirty=!1,this.aabbDirty=!0,this.vbosDirty=!0),this.aabbDirty&&(this._buildAABB(),this.aabbDirty=!1),this.vbosDirty&&(this._buildVBOs(),this.vbosDirty=!1),this.occlusionTestListDirty&&this._buildOcclusionTestList(),this._updateActiveSectionPlanes()}},{key:"_buildMarkerList",value:function(){for(var e in this.numMarkers=0,this.markers)this.markers.hasOwnProperty(e)&&(this.markerList[this.numMarkers]=this.markers[e],this.markerIndices[e]=this.numMarkers,this.numMarkers++);this.markerList.length=this.numMarkers}},{key:"_buildPositions",value:function(){for(var e=0,t=0;t<this.numMarkers;t++)if(this.markerList[t]){var i=this.markerList[t].rtcPos;this.positions[e++]=i[0],this.positions[e++]=i[1],this.positions[e++]=i[2],this.indices[t]=t}this.positions.length=3*this.numMarkers,this.indices.length=this.numMarkers}},{key:"_buildAABB",value:function(){var e=this.aabb;re.collapseAABB3(e),re.expandAABB3Points3(e,this.positions);var t=this.origin;e[0]+=t[0],e[1]+=t[1],e[2]+=t[2],e[3]+=t[0],e[4]+=t[1],e[5]+=t[2]}},{key:"_buildVBOs",value:function(){if(this.positionsBuf){if(this.lenPositionsBuf===this.positions.length)return void this.positionsBuf.setData(new Float32Array(this.positions));this.positionsBuf.destroy(),this.positionsBuf=null,this.indicesBuf.destroy(),this.indicesBuf=null}var e=this.scene.canvas.gl,t=3*this.numMarkers,i=this.numMarkers;this.positionsBuf=new Wt(e,e.ARRAY_BUFFER,new Float32Array(this.positions),t,3,e.STATIC_DRAW),this.indicesBuf=new Wt(e,e.ELEMENT_ARRAY_BUFFER,new Uint16Array(this.indices),i,1,e.STATIC_DRAW),this.lenPositionsBuf=this.positions.length}},{key:"_buildOcclusionTestList",value:function(){var e=this.scene.canvas,t=this.scene.camera.perspective.near,i=e.boundary,r=i[2],s=i[3],n=0;this.lenOcclusionTestList=0;for(var o=0;o<this.numMarkers;o++){var a=this.markerList[o];if(a.viewPos[2]>-t)a._setVisible(!1);else{var l=a.canvasPos,u=l[0],c=l[1];u+10<0||c+10<0||u-10>r||c-10>s?a._setVisible(!1):!a.entity||a.entity.visible?a.occludable?(this.occlusionTestList[this.lenOcclusionTestList++]=a,this.pixels[n++]=u,this.pixels[n++]=c):a._setVisible(!0):a._setVisible(!1)}}}},{key:"_updateActiveSectionPlanes",value:function(){var e=this.scene._sectionPlanesState.sectionPlanes,t=e.length;if(t>0)for(var i=0;i<t;i++){var r=e[i];if(r.active){var s=re.planeAABB3Intersect(r.dir,r.dist,this.aabb);if(-1===s)return void(this.culledBySectionPlanes=!0);var n=0===s;this.sectionPlanesActive[i]=n}else this.sectionPlanesActive[i]=!1}this.culledBySectionPlanes=!1}},{key:"destroy",value:function(){this.markers={},this.markerList.length=0,this.positionsBuf&&this.positionsBuf.destroy(),this.indicesBuf&&this.indicesBuf.destroy()}}]),e}(),Xt=re.vec3([1,0,0]),Jt=re.vec3(),Yt=function(){function e(t,i){var r=this;B(this,e),this._scene=t,this._renderBufferManager=i,this._occlusionLayers={},this._occlusionLayersList=[],this._occlusionLayersListDirty=!1,this._shaderSource=null,this._program=null,this._shaderSourceHash=null,this._shaderSourceDirty=!0,this._programDirty=!1,this._markersToOcclusionLayersMap={},this._onCameraViewMatrix=t.camera.on("viewMatrix",(function(){r._occlusionTestListDirty=!0})),this._onCameraProjMatrix=t.camera.on("projMatrix",(function(){r._occlusionTestListDirty=!0})),this._onCanvasBoundary=t.canvas.on("boundary",(function(){r._occlusionTestListDirty=!0}))}return C(e,[{key:"addMarker",value:function(e){var t=e.origin.join(),i=this._occlusionLayers[t];i||(i=new Kt(this._scene,e.origin),this._occlusionLayers[i.originHash]=i,this._occlusionLayersListDirty=!0),i.addMarker(e),this._markersToOcclusionLayersMap[e.id]=i,this._occlusionTestListDirty=!0}},{key:"markerWorldPosUpdated",value:function(e){var t=this._markersToOcclusionLayersMap[e.id];if(t){var i=e.origin.join();if(i!==t.originHash){1===t.numMarkers?(t.destroy(),delete this._occlusionLayers[t.originHash],this._occlusionLayersListDirty=!0):t.removeMarker(e);var r=this._occlusionLayers[i];r||(r=new Kt(this._scene,e.origin),this._occlusionLayers[i]=r,this._occlusionLayersListDirty=!0),r.addMarker(e),this._markersToOcclusionLayersMap[e.id]=r}else t.markerWorldPosUpdated(e)}}},{key:"removeMarker",value:function(e){var t=e.origin.join(),i=this._occlusionLayers[t];i&&(1===i.numMarkers?(i.destroy(),delete this._occlusionLayers[i.originHash],this._occlusionLayersListDirty=!0):i.removeMarker(e),delete this._markersToOcclusionLayersMap[e.id])}},{key:"needOcclusionTest",get:function(){return this._occlusionTestListDirty}},{key:"bindRenderBuf",value:function(){var e=[this._scene.canvas.canvas.id,this._scene._sectionPlanesState.getHash()].join(";");if(e!==this._shaderSourceHash&&(this._shaderSourceHash=e,this._shaderSourceDirty=!0),this._shaderSourceDirty&&(this._buildShaderSource(),this._shaderSourceDirty=!1,this._programDirty=!0),this._programDirty&&(this._buildProgram(),this._programDirty=!1,this._occlusionTestListDirty=!0),this._occlusionLayersListDirty&&(this._buildOcclusionLayersList(),this._occlusionLayersListDirty=!1),this._occlusionTestListDirty){for(var t=0,i=this._occlusionLayersList.length;t<i;t++){this._occlusionLayersList[t].occlusionTestListDirty=!0}this._occlusionTestListDirty=!1}this._readPixelBuf=this._renderBufferManager.getRenderBuffer("occlusionReadPix"),this._readPixelBuf.bind(),this._readPixelBuf.clear()}},{key:"_buildOcclusionLayersList",value:function(){var e=0;for(var t in this._occlusionLayers)this._occlusionLayers.hasOwnProperty(t)&&(this._occlusionLayersList[e++]=this._occlusionLayers[t]);this._occlusionLayersList.length=e}},{key:"_buildShaderSource",value:function(){this._shaderSource={vertex:this._buildVertexShaderSource(),fragment:this._buildFragmentShaderSource()}}},{key:"_buildVertexShaderSource",value:function(){var e=this._scene,t=e._sectionPlanesState.sectionPlanes.length>0,i=[];return i.push("#version 300 es"),i.push("// OcclusionTester vertex shader"),i.push("in vec3 position;"),i.push("uniform mat4 modelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&i.push("out vec4 vWorldPosition;"),i.push("void main(void) {"),i.push("vec4 worldPosition = vec4(position, 1.0); "),i.push("   vec4 viewPosition = viewMatrix * worldPosition;"),t&&i.push("   vWorldPosition = worldPosition;"),i.push("   vec4 clipPos = projMatrix * viewPosition;"),i.push("   gl_PointSize = 20.0;"),e.logarithmicDepthBufferEnabled?i.push("vFragDepth = 1.0 + clipPos.w;"):e.markerZOffset<0&&i.push("clipPos.z += "+e.markerZOffset+";"),i.push("   gl_Position = clipPos;"),i.push("}"),i}},{key:"_buildFragmentShaderSource",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.sectionPlanes.length>0,r=[];if(r.push("#version 300 es"),r.push("// OcclusionTester fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;");for(var s=0;s<t.sectionPlanes.length;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  float dist = 0.0;");for(var n=0;n<t.sectionPlanes.length;n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("   outColor = vec4(1.0, 0.0, 0.0, 1.0); "),r.push("}"),r}},{key:"_buildProgram",value:function(){this._program&&this._program.destroy();var e=this._scene,t=e.canvas.gl,i=e._sectionPlanesState;if(this._program=new zt(t,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var r=this._program;this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,n=i.sectionPlanes.length;s<n;s++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+s),pos:r.getLocation("sectionPlanePos"+s),dir:r.getLocation("sectionPlaneDir"+s)});this._aPosition=r.getAttribute("position"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC"))}}},{key:"drawMarkers",value:function(){var e=this._scene,t=e.canvas.gl,i=this._program,r=e._sectionPlanesState,s=e.camera,n=e.camera.project;if(i.bind(),t.uniformMatrix4fv(this._uProjMatrix,!1,s._project._state.matrix),e.logarithmicDepthBufferEnabled){var o=2/(Math.log(n.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,o)}for(var a=0,l=this._occlusionLayersList.length;a<l;a++){var u=this._occlusionLayersList[a];if(u.update(),!u.culledBySectionPlanes){var c=u.origin;t.uniformMatrix4fv(this._uViewMatrix,!1,He(s.viewMatrix,c));var A=r.sectionPlanes.length;if(A>0)for(var h=r.sectionPlanes,d=0;d<A;d++){var p=this._uSectionPlanes[d];if(p){var f=u.sectionPlanesActive[d];if(t.uniform1i(p.active,f?1:0),f){var v=h[d];t.uniform3fv(p.pos,We(v.dist,v.dir,c,Jt)),t.uniform3fv(p.dir,v.dir)}}}this._aPosition.bindArrayBuffer(u.positionsBuf);var g=u.indicesBuf;g.bind(),t.drawElements(t.POINTS,g.numItems,g.itemType,0)}}}},{key:"doOcclusionTest",value:function(){for(var e=this._scene.canvas.resolutionScale,t=255*Xt[0],i=255*Xt[1],r=255*Xt[2],s=0,n=this._occlusionLayersList.length;s<n;s++)for(var o=this._occlusionLayersList[s],a=0;a<o.lenOcclusionTestList;a++){var l=o.occlusionTestList[a],u=2*a,c=this._readPixelBuf.read(Math.round(o.pixels[u]*e),Math.round(o.pixels[u+1]*e)),A=c[0]===t&&c[1]===i&&c[2]===r;l._setVisible(A)}}},{key:"unbindRenderBuf",value:function(){this._readPixelBuf.unbind()}},{key:"destroy",value:function(){if(!this.destroyed){for(var e=0,t=this._occlusionLayersList.length;e<t;e++){this._occlusionLayersList[e].destroy()}this._program&&this._program.destroy(),this._scene.camera.off(this._onCameraViewMatrix),this._scene.camera.off(this._onCameraProjMatrix),this._scene.canvas.off(this._onCanvasBoundary),this.destroyed=!0}}}]),e}(),Zt=re.vec2(),qt=function(){function e(t){B(this,e),this._scene=t,this._numSamples=null,this._program=null,this._programError=!1,this._aPosition=null,this._aUV=null,this._uDepthTexture="uDepthTexture",this._uCameraNear=null,this._uCameraFar=null,this._uCameraProjectionMatrix=null,this._uCameraInverseProjectionMatrix=null,this._uScale=null,this._uIntensity=null,this._uBias=null,this._uKernelRadius=null,this._uMinResolution=null,this._uRandomSeed=null,this._uvBuf=null,this._positionsBuf=null,this._indicesBuf=null}return C(e,[{key:"render",value:function(e){var t=this;if(this._build(),!this._programError){this._getInverseProjectMat||(this._getInverseProjectMat=function(){var e=!0;t._scene.camera.on("projMatrix",(function(){e=!0}));var i=re.mat4();return function(){return e&&re.inverseMat4(s.camera.projMatrix,i),i}}());var i=this._scene.canvas.gl,r=this._program,s=this._scene,n=s.sao,o=i.drawingBufferWidth,a=i.drawingBufferHeight,l=s.camera.project._state,u=l.near,c=l.far,A=l.matrix,h=this._getInverseProjectMat(),d=Math.random(),p="perspective"===s.camera.projection;Zt[0]=o,Zt[1]=a,i.viewport(0,0,o,a),i.clearColor(0,0,0,1),i.disable(i.DEPTH_TEST),i.disable(i.BLEND),i.frontFace(i.CCW),i.clear(i.COLOR_BUFFER_BIT),r.bind(),i.uniform1f(this._uCameraNear,u),i.uniform1f(this._uCameraFar,c),i.uniformMatrix4fv(this._uCameraProjectionMatrix,!1,A),i.uniformMatrix4fv(this._uCameraInverseProjectionMatrix,!1,h),i.uniform1i(this._uPerspective,p),i.uniform1f(this._uScale,n.scale*(c/5)),i.uniform1f(this._uIntensity,n.intensity),i.uniform1f(this._uBias,n.bias),i.uniform1f(this._uKernelRadius,n.kernelRadius),i.uniform1f(this._uMinResolution,n.minResolution),i.uniform2fv(this._uViewport,Zt),i.uniform1f(this._uRandomSeed,d);var f=e.getDepthTexture();r.bindTexture(this._uDepthTexture,f,0),this._aUV.bindArrayBuffer(this._uvBuf),this._aPosition.bindArrayBuffer(this._positionsBuf),this._indicesBuf.bind(),i.drawElements(i.TRIANGLES,this._indicesBuf.numItems,this._indicesBuf.itemType,0)}}},{key:"_build",value:function(){var e=!1,t=this._scene.sao;if(t.numSamples!==this._numSamples&&(this._numSamples=Math.floor(t.numSamples),e=!0),e){var i=this._scene.canvas.gl;if(this._program&&(this._program.destroy(),this._program=null),this._program=new zt(i,{vertex:["#version 300 es\n                    precision highp float;\n                    precision highp int;\n                    \n                    in vec3 aPosition;\n                    in vec2 aUV;            \n                    \n                    out vec2 vUV;\n                    \n                    void main () {\n                        gl_Position = vec4(aPosition, 1.0);\n                        vUV = aUV;\n                    }"],fragment:["#version 300 es      \n                precision highp float;\n                precision highp int;           \n                \n                #define NORMAL_TEXTURE 0\n                #define PI 3.14159265359\n                #define PI2 6.28318530718\n                #define EPSILON 1e-6\n                #define NUM_SAMPLES ".concat(this._numSamples,"\n                #define NUM_RINGS 4              \n            \n                in vec2        vUV;\n            \n                uniform sampler2D   uDepthTexture;\n               \n                uniform float       uCameraNear;\n                uniform float       uCameraFar;\n                uniform mat4        uProjectMatrix;\n                uniform mat4        uInverseProjectMatrix;\n                \n                uniform bool        uPerspective;\n\n                uniform float       uScale;\n                uniform float       uIntensity;\n                uniform float       uBias;\n                uniform float       uKernelRadius;\n                uniform float       uMinResolution;\n                uniform vec2        uViewport;\n                uniform float       uRandomSeed;\n\n                float pow2( const in float x ) { return x*x; }\n                \n                highp float rand( const in vec2 uv ) {\n                    const highp float a = 12.9898, b = 78.233, c = 43758.5453;\n                    highp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n                    return fract(sin(sn) * c);\n                }\n\n                vec3 packNormalToRGB( const in vec3 normal ) {\n                    return normalize( normal ) * 0.5 + 0.5;\n                }\n\n                vec3 unpackRGBToNormal( const in vec3 rgb ) {\n                    return 2.0 * rgb.xyz - 1.0;\n                }\n\n                const float packUpscale = 256. / 255.;\n                const float unpackDownScale = 255. / 256.; \n\n                const vec3 packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\n                const vec4 unPackFactors = unpackDownScale / vec4( packFactors, 1. );   \n\n                const float shiftRights = 1. / 256.;\n\n                vec4 packFloatToRGBA( const in float v ) {\n                    vec4 r = vec4( fract( v * packFactors ), v );\n                    r.yzw -= r.xyz * shiftRights; \n                    return r * packUpscale;\n                }\n\n                float unpackRGBAToFloat( const in vec4 v ) {                   \n                    return dot( floor( v * 255.0 + 0.5 ) / 255.0, unPackFactors );\n                }\n                \n                float perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n                    return ( near * far ) / ( ( far - near ) * invClipZ - far );\n                }\n\n                float orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n                    return linearClipZ * ( near - far ) - near;\n                }\n                \n                float getDepth( const in vec2 screenPosition ) {\n                    return vec4(texture(uDepthTexture, screenPosition)).r;\n                }\n\n                float getViewZ( const in float depth ) {\n                     if (uPerspective) {\n                         return perspectiveDepthToViewZ( depth, uCameraNear, uCameraFar );\n                     } else {\n                        return orthographicDepthToViewZ( depth, uCameraNear, uCameraFar );\n                     }\n                }\n\n                vec3 getViewPos( const in vec2 screenPos, const in float depth, const in float viewZ ) {\n                \tfloat clipW = uProjectMatrix[2][3] * viewZ + uProjectMatrix[3][3];\n                \tvec4 clipPosition = vec4( ( vec3( screenPos, depth ) - 0.5 ) * 2.0, 1.0 );\n                \tclipPosition *= clipW; \n                \treturn ( uInverseProjectMatrix * clipPosition ).xyz;\n                }\n\n                vec3 getViewNormal( const in vec3 viewPosition, const in vec2 screenPos ) {               \n                    return normalize( cross( dFdx( viewPosition ), dFdy( viewPosition ) ) );\n                }\n\n                float scaleDividedByCameraFar;\n                float minResolutionMultipliedByCameraFar;\n\n                float getOcclusion( const in vec3 centerViewPosition, const in vec3 centerViewNormal, const in vec3 sampleViewPosition ) {\n                \tvec3 viewDelta = sampleViewPosition - centerViewPosition;\n                \tfloat viewDistance = length( viewDelta );\n                \tfloat scaledScreenDistance = scaleDividedByCameraFar * viewDistance;\n                \treturn max(0.0, (dot(centerViewNormal, viewDelta) - minResolutionMultipliedByCameraFar) / scaledScreenDistance - uBias) / (1.0 + pow2( scaledScreenDistance ) );\n                }\n\n                const float ANGLE_STEP = PI2 * float( NUM_RINGS ) / float( NUM_SAMPLES );\n                const float INV_NUM_SAMPLES = 1.0 / float( NUM_SAMPLES );\n\n                float getAmbientOcclusion( const in vec3 centerViewPosition ) {\n            \n                \tscaleDividedByCameraFar = uScale / uCameraFar;\n                \tminResolutionMultipliedByCameraFar = uMinResolution * uCameraFar;\n                \tvec3 centerViewNormal = getViewNormal( centerViewPosition, vUV );\n\n                \tfloat angle = rand( vUV + uRandomSeed ) * PI2;\n                \tvec2 radius = vec2( uKernelRadius * INV_NUM_SAMPLES ) / uViewport;\n                \tvec2 radiusStep = radius;\n\n                \tfloat occlusionSum = 0.0;\n                \tfloat weightSum = 0.0;\n\n                \tfor( int i = 0; i < NUM_SAMPLES; i ++ ) {\n                \t\tvec2 sampleUv = vUV + vec2( cos( angle ), sin( angle ) ) * radius;\n                \t\tradius += radiusStep;\n                \t\tangle += ANGLE_STEP;\n\n                \t\tfloat sampleDepth = getDepth( sampleUv );\n                \t\tif( sampleDepth >= ( 1.0 - EPSILON ) ) {\n                \t\t\tcontinue;\n                \t\t}\n\n                \t\tfloat sampleViewZ = getViewZ( sampleDepth );\n                \t\tvec3 sampleViewPosition = getViewPos( sampleUv, sampleDepth, sampleViewZ );\n                \t\tocclusionSum += getOcclusion( centerViewPosition, centerViewNormal, sampleViewPosition );\n                \t\tweightSum += 1.0;\n                \t}\n\n                \tif( weightSum == 0.0 ) discard;\n\n                \treturn occlusionSum * ( uIntensity / weightSum );\n                }\n\n                out vec4 outColor;\n   \n                void main() {\n                \n                \tfloat centerDepth = getDepth( vUV );\n                \t\n                \tif( centerDepth >= ( 1.0 - EPSILON ) ) {\n                \t\tdiscard;\n                \t}\n\n                \tfloat centerViewZ = getViewZ( centerDepth );\n                \tvec3 viewPosition = getViewPos( vUV, centerDepth, centerViewZ );\n\n                \tfloat ambientOcclusion = getAmbientOcclusion( viewPosition );\n                \n                \toutColor = packFloatToRGBA(  1.0- ambientOcclusion );\n                }")]}),this._program.errors)return console.error(this._program.errors.join("\n")),void(this._programError=!0);var r=new Float32Array([1,1,0,1,0,0,1,0]),s=new Float32Array([1,1,0,-1,1,0,-1,-1,0,1,-1,0]),n=new Uint32Array([0,1,2,0,2,3]);this._positionsBuf=new Wt(i,i.ARRAY_BUFFER,s,s.length,3,i.STATIC_DRAW),this._uvBuf=new Wt(i,i.ARRAY_BUFFER,r,r.length,2,i.STATIC_DRAW),this._indicesBuf=new Wt(i,i.ELEMENT_ARRAY_BUFFER,n,n.length,1,i.STATIC_DRAW),this._program.bind(),this._uCameraNear=this._program.getLocation("uCameraNear"),this._uCameraFar=this._program.getLocation("uCameraFar"),this._uCameraProjectionMatrix=this._program.getLocation("uProjectMatrix"),this._uCameraInverseProjectionMatrix=this._program.getLocation("uInverseProjectMatrix"),this._uPerspective=this._program.getLocation("uPerspective"),this._uScale=this._program.getLocation("uScale"),this._uIntensity=this._program.getLocation("uIntensity"),this._uBias=this._program.getLocation("uBias"),this._uKernelRadius=this._program.getLocation("uKernelRadius"),this._uMinResolution=this._program.getLocation("uMinResolution"),this._uViewport=this._program.getLocation("uViewport"),this._uRandomSeed=this._program.getLocation("uRandomSeed"),this._aPosition=this._program.getAttribute("aPosition"),this._aUV=this._program.getAttribute("aUV"),this._dirty=!1}}},{key:"destroy",value:function(){this._program&&(this._program.destroy(),this._program=null)}}]),e}(),$t=new Float32Array(ni(17,[0,1])),ei=new Float32Array(ni(17,[1,0])),ti=new Float32Array(function(e,t){for(var i=[],r=0;r<=e;r++)i.push(si(r,t));return i}(17,4)),ii=new Float32Array(2),ri=function(){function e(t){B(this,e),this._scene=t,this._program=null,this._programError=!1,this._aPosition=null,this._aUV=null,this._uDepthTexture="uDepthTexture",this._uOcclusionTexture="uOcclusionTexture",this._uViewport=null,this._uCameraNear=null,this._uCameraFar=null,this._uCameraProjectionMatrix=null,this._uCameraInverseProjectionMatrix=null,this._uvBuf=null,this._positionsBuf=null,this._indicesBuf=null,this.init()}return C(e,[{key:"init",value:function(){var e=this._scene.canvas.gl;if(this._program=new zt(e,{vertex:["#version 300 es\n                precision highp float;\n                precision highp int;\n                    \n                in vec3 aPosition;\n                in vec2 aUV;\n                uniform vec2 uViewport;\n                out vec2 vUV;\n                out vec2 vInvSize;\n                void main () {\n                    vUV = aUV;\n                    vInvSize = 1.0 / uViewport;\n                    gl_Position = vec4(aPosition, 1.0);\n                }"],fragment:["#version 300 es\n                precision highp float;\n                precision highp int;\n                    \n                #define PI 3.14159265359\n                #define PI2 6.28318530718\n                #define EPSILON 1e-6\n\n                #define KERNEL_RADIUS ".concat(16,"\n\n                in vec2        vUV;\n                in vec2        vInvSize;\n            \n                uniform sampler2D   uDepthTexture;\n                uniform sampler2D   uOcclusionTexture;              \n               \n                uniform float       uCameraNear;\n                uniform float       uCameraFar;               \n                uniform float       uDepthCutoff;\n\n                uniform vec2        uSampleOffsets[ KERNEL_RADIUS + 1 ];\n                uniform float       uSampleWeights[ KERNEL_RADIUS + 1 ];\n\n                const float         unpackDownscale = 255. / 256.; \n\n                const vec3          packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\n                const vec4          unpackFactors = unpackDownscale / vec4( packFactors, 1. );   \n\n                const float packUpscale = 256. / 255.;\n       \n                const float shiftRights = 1. / 256.;\n                \n                float unpackRGBAToFloat( const in vec4 v ) {\n                    return dot( floor( v * 255.0 + 0.5 ) / 255.0, unpackFactors );\n                }               \n\n                vec4 packFloatToRGBA( const in float v ) {\n                    vec4 r = vec4( fract( v * packFactors ), v );\n                    r.yzw -= r.xyz * shiftRights; \n                    return r * packUpscale;\n                }\n\n                float viewZToOrthographicDepth( const in float viewZ) {\n                    return ( viewZ + uCameraNear ) / ( uCameraNear - uCameraFar );\n                }\n              \n                float orthographicDepthToViewZ( const in float linearClipZ) {\n                    return linearClipZ * ( uCameraNear - uCameraFar ) - uCameraNear;\n                }\n\n                float viewZToPerspectiveDepth( const in float viewZ) {\n                    return (( uCameraNear + viewZ ) * uCameraFar ) / (( uCameraFar - uCameraNear ) * viewZ );\n                }\n                \n                float perspectiveDepthToViewZ( const in float invClipZ) {\n                    return ( uCameraNear * uCameraFar ) / ( ( uCameraFar - uCameraNear ) * invClipZ - uCameraFar );\n                }\n\n                float getDepth( const in vec2 screenPosition ) {\n                    return vec4(texture(uDepthTexture, screenPosition)).r;\n                }\n\n                float getViewZ( const in float depth ) {\n                     return perspectiveDepthToViewZ( depth );\n                }\n\n                out vec4 outColor;\n        \n                void main() {\n                \n                    float depth = getDepth( vUV );\n                    if( depth >= ( 1.0 - EPSILON ) ) {\n                        discard;\n                    }\n\n                    float centerViewZ = -getViewZ( depth );\n                    bool rBreak = false;\n                    bool lBreak = false;\n\n                    float weightSum = uSampleWeights[0];\n                    float occlusionSum = unpackRGBAToFloat(texture( uOcclusionTexture, vUV )) * weightSum;\n\n                    for( int i = 1; i <= KERNEL_RADIUS; i ++ ) {\n\n                        float sampleWeight = uSampleWeights[i];\n                        vec2 sampleUVOffset = uSampleOffsets[i] * vInvSize;\n\n                        vec2 sampleUV = vUV + sampleUVOffset;\n                        float viewZ = -getViewZ( getDepth( sampleUV ) );\n\n                        if( abs( viewZ - centerViewZ ) > uDepthCutoff ) {\n                            rBreak = true;\n                        }\n\n                        if( ! rBreak ) {\n                            occlusionSum += unpackRGBAToFloat(texture( uOcclusionTexture, sampleUV )) * sampleWeight;\n                            weightSum += sampleWeight;\n                        }\n\n                        sampleUV = vUV - sampleUVOffset;\n                        viewZ = -getViewZ( getDepth( sampleUV ) );\n\n                        if( abs( viewZ - centerViewZ ) > uDepthCutoff ) {\n                            lBreak = true;\n                        }\n\n                        if( ! lBreak ) {\n                            occlusionSum += unpackRGBAToFloat(texture( uOcclusionTexture, sampleUV )) * sampleWeight;\n                            weightSum += sampleWeight;\n                        }\n                    }\n\n                    outColor = packFloatToRGBA(occlusionSum / weightSum);\n                }")]}),this._program.errors)return console.error(this._program.errors.join("\n")),void(this._programError=!0);var t=new Float32Array([1,1,0,1,0,0,1,0]),i=new Float32Array([1,1,0,-1,1,0,-1,-1,0,1,-1,0]),r=new Uint32Array([0,1,2,0,2,3]);this._positionsBuf=new Wt(e,e.ARRAY_BUFFER,i,i.length,3,e.STATIC_DRAW),this._uvBuf=new Wt(e,e.ARRAY_BUFFER,t,t.length,2,e.STATIC_DRAW),this._indicesBuf=new Wt(e,e.ELEMENT_ARRAY_BUFFER,r,r.length,1,e.STATIC_DRAW),this._program.bind(),this._uViewport=this._program.getLocation("uViewport"),this._uCameraNear=this._program.getLocation("uCameraNear"),this._uCameraFar=this._program.getLocation("uCameraFar"),this._uDepthCutoff=this._program.getLocation("uDepthCutoff"),this._uSampleOffsets=e.getUniformLocation(this._program.handle,"uSampleOffsets"),this._uSampleWeights=e.getUniformLocation(this._program.handle,"uSampleWeights"),this._aPosition=this._program.getAttribute("aPosition"),this._aUV=this._program.getAttribute("aUV")}},{key:"render",value:function(e,t,i){var r=this;if(!this._programError){this._getInverseProjectMat||(this._getInverseProjectMat=function(){var e=!0;r._scene.camera.on("projMatrix",(function(){e=!0}));var t=re.mat4();return function(){return e&&re.inverseMat4(o.camera.projMatrix,t),t}}());var s=this._scene.canvas.gl,n=this._program,o=this._scene,a=s.drawingBufferWidth,l=s.drawingBufferHeight,u=o.camera.project._state,c=u.near,A=u.far;s.viewport(0,0,a,l),s.clearColor(0,0,0,1),s.enable(s.DEPTH_TEST),s.disable(s.BLEND),s.frontFace(s.CCW),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT),n.bind(),ii[0]=a,ii[1]=l,s.uniform2fv(this._uViewport,ii),s.uniform1f(this._uCameraNear,c),s.uniform1f(this._uCameraFar,A),s.uniform1f(this._uDepthCutoff,.01),0===i?s.uniform2fv(this._uSampleOffsets,ei):s.uniform2fv(this._uSampleOffsets,$t),s.uniform1fv(this._uSampleWeights,ti);var h=e.getDepthTexture(),d=t.getTexture();n.bindTexture(this._uDepthTexture,h,0),n.bindTexture(this._uOcclusionTexture,d,1),this._aUV.bindArrayBuffer(this._uvBuf),this._aPosition.bindArrayBuffer(this._positionsBuf),this._indicesBuf.bind(),s.drawElements(s.TRIANGLES,this._indicesBuf.numItems,this._indicesBuf.itemType,0)}}},{key:"destroy",value:function(){this._program.destroy()}}]),e}();function si(e,t){return Math.exp(-e*e/(t*t*2))/(Math.sqrt(2*Math.PI)*t)}function ni(e,t){for(var i=[],r=0;r<=e;r++)i.push(t[0]*r),i.push(t[1]*r);return i}var oi=function(){function e(t,i,r){B(this,e),r=r||{},this.gl=i,this.allocated=!1,this.canvas=t,this.buffer=null,this.bound=!1,this.size=r.size,this._hasDepthTexture=!!r.depthTexture}return C(e,[{key:"setSize",value:function(e){this.size=e}},{key:"webglContextRestored",value:function(e){this.gl=e,this.buffer=null,this.allocated=!1,this.bound=!1}},{key:"bind",value:function(){if(this._touch.apply(this,arguments),!this.bound){var e=this.gl;e.bindFramebuffer(e.FRAMEBUFFER,this.buffer.framebuf),this.bound=!0}}},{key:"createTexture",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,r=this.gl,s=r.createTexture();return r.bindTexture(r.TEXTURE_2D,s),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MIN_FILTER,r.NEAREST),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MAG_FILTER,r.NEAREST),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_S,r.CLAMP_TO_EDGE),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_T,r.CLAMP_TO_EDGE),i?r.texStorage2D(r.TEXTURE_2D,1,i,e,t):r.texImage2D(r.TEXTURE_2D,0,r.RGBA,e,t,0,r.RGBA,r.UNSIGNED_BYTE,null),s}},{key:"_touch",value:function(){var e,t,i=this,r=this.gl;if(this.size?(e=this.size[0],t=this.size[1]):(e=r.drawingBufferWidth,t=r.drawingBufferHeight),this.buffer){if(this.buffer.width===e&&this.buffer.height===t)return;this.buffer.textures.forEach((function(e){return r.deleteTexture(e)})),r.deleteFramebuffer(this.buffer.framebuf),r.deleteRenderbuffer(this.buffer.renderbuf)}for(var s,n=[],o=arguments.length,a=new Array(o),l=0;l<o;l++)a[l]=arguments[l];a.length>0?n.push.apply(n,h(a.map((function(r){return i.createTexture(e,t,r)})))):n.push(this.createTexture(e,t)),this._hasDepthTexture&&(s=r.createTexture(),r.bindTexture(r.TEXTURE_2D,s),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MAG_FILTER,r.NEAREST),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MIN_FILTER,r.NEAREST),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_S,r.CLAMP_TO_EDGE),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_T,r.CLAMP_TO_EDGE),r.texImage2D(r.TEXTURE_2D,0,r.DEPTH_COMPONENT32F,e,t,0,r.DEPTH_COMPONENT,r.FLOAT,null));var u=r.createRenderbuffer();r.bindRenderbuffer(r.RENDERBUFFER,u),r.renderbufferStorage(r.RENDERBUFFER,r.DEPTH_COMPONENT32F,e,t);var c=r.createFramebuffer();r.bindFramebuffer(r.FRAMEBUFFER,c);for(var A=0;A<n.length;A++)r.framebufferTexture2D(r.FRAMEBUFFER,r.COLOR_ATTACHMENT0+A,r.TEXTURE_2D,n[A],0);if(a.length>0&&r.drawBuffers(n.map((function(e,t){return r.COLOR_ATTACHMENT0+t}))),this._hasDepthTexture?r.framebufferTexture2D(r.FRAMEBUFFER,r.DEPTH_ATTACHMENT,r.TEXTURE_2D,s,0):r.framebufferRenderbuffer(r.FRAMEBUFFER,r.DEPTH_ATTACHMENT,r.RENDERBUFFER,u),r.bindTexture(r.TEXTURE_2D,null),r.bindRenderbuffer(r.RENDERBUFFER,null),r.bindFramebuffer(r.FRAMEBUFFER,null),r.bindFramebuffer(r.FRAMEBUFFER,c),!r.isFramebuffer(c))throw"Invalid framebuffer";r.bindFramebuffer(r.FRAMEBUFFER,null);var d=r.checkFramebufferStatus(r.FRAMEBUFFER);switch(d){case r.FRAMEBUFFER_COMPLETE:break;case r.FRAMEBUFFER_INCOMPLETE_ATTACHMENT:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_ATTACHMENT";case r.FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT";case r.FRAMEBUFFER_INCOMPLETE_DIMENSIONS:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_DIMENSIONS";case r.FRAMEBUFFER_UNSUPPORTED:throw"Incomplete framebuffer: FRAMEBUFFER_UNSUPPORTED";default:throw"Incomplete framebuffer: "+d}this.buffer={framebuf:c,renderbuf:u,texture:n[0],textures:n,depthTexture:s,width:e,height:t},this.bound=!1}},{key:"clear",value:function(){if(!this.bound)throw"Render buffer not bound";var e=this.gl;e.clear(e.COLOR_BUFFER_BIT|e.DEPTH_BUFFER_BIT)}},{key:"read",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:null,s=arguments.length>4&&void 0!==arguments[4]?arguments[4]:Uint8Array,n=arguments.length>5&&void 0!==arguments[5]?arguments[5]:4,o=arguments.length>6&&void 0!==arguments[6]?arguments[6]:0,a=e,l=this.buffer.height?this.buffer.height-t-1:this.gl.drawingBufferHeight-t,u=new s(n),c=this.gl;return c.readBuffer(c.COLOR_ATTACHMENT0+o),c.readPixels(a,l,1,1,i||c.RGBA,r||c.UNSIGNED_BYTE,u,0),u}},{key:"readArray",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:Uint8Array,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:4,s=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0,n=new i(this.buffer.width*this.buffer.height*r),o=this.gl;return o.readBuffer(o.COLOR_ATTACHMENT0+s),o.readPixels(0,0,this.buffer.width,this.buffer.height,e||o.RGBA,t||o.UNSIGNED_BYTE,n,0),n}},{key:"readImageAsCanvas",value:function(){var e=this.gl,t=this._getImageDataCache(),i=t.pixelData,r=t.canvas,s=t.imageData,n=t.context;e.readPixels(0,0,this.buffer.width,this.buffer.height,e.RGBA,e.UNSIGNED_BYTE,i);for(var o=this.buffer.width,a=this.buffer.height,l=a/2|0,u=4*o,c=new Uint8Array(4*o),A=0;A<l;++A){var h=A*u,d=(a-A-1)*u;c.set(i.subarray(h,h+u)),i.copyWithin(h,d,d+u),i.set(c,d)}return s.data.set(i),n.putImageData(s,0,0),r}},{key:"readImage",value:function(e){var t=this.gl,i=this._getImageDataCache(),r=i.pixelData,s=i.canvas,n=i.imageData,o=i.context,a=this.buffer,l=a.width,u=a.height;t.readPixels(0,0,l,u,t.RGBA,t.UNSIGNED_BYTE,r),n.data.set(r),o.putImageData(n,0,0),o.save(),o.globalCompositeOperation="copy",o.scale(1,-1),o.drawImage(s,0,-u,l,u),o.restore();var c=e.format||"png";return"jpeg"!==c&&"png"!==c&&"bmp"!==c&&(console.error("Unsupported image format: '"+c+"' - supported types are 'jpeg', 'bmp' and 'png' - defaulting to 'png'"),c="png"),s.toDataURL("image/".concat(c))}},{key:"_getImageDataCache",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:Uint8Array,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:4,i=this.buffer.width,r=this.buffer.height,s=this._imageDataCache;if(s&&(s.width===i&&s.height===r||(this._imageDataCache=null,s=null)),!s){var n=document.createElement("canvas"),o=n.getContext("2d");n.width=i,n.height=r,s={pixelData:new e(i*r*t),canvas:n,context:o,imageData:o.createImageData(i,r),width:i,height:r},this._imageDataCache=s}return s.context.resetTransform(),s}},{key:"unbind",value:function(){var e=this.gl;e.bindFramebuffer(e.FRAMEBUFFER,null),this.bound=!1}},{key:"getTexture",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,t=this;return this._texture||(this._texture={renderBuffer:this,bind:function(i){return!(!t.buffer||!t.buffer.textures[e])&&(t.gl.activeTexture(t.gl["TEXTURE"+i]),t.gl.bindTexture(t.gl.TEXTURE_2D,t.buffer.textures[e]),!0)},unbind:function(i){t.buffer&&t.buffer.textures[e]&&(t.gl.activeTexture(t.gl["TEXTURE"+i]),t.gl.bindTexture(t.gl.TEXTURE_2D,null))}})}},{key:"hasDepthTexture",value:function(){return this._hasDepthTexture}},{key:"getDepthTexture",value:function(){if(!this._hasDepthTexture)return null;var e=this;return this._depthTexture||(this._dethTexture={renderBuffer:this,bind:function(t){return!(!e.buffer||!e.buffer.depthTexture)&&(e.gl.activeTexture(e.gl["TEXTURE"+t]),e.gl.bindTexture(e.gl.TEXTURE_2D,e.buffer.depthTexture),!0)},unbind:function(t){e.buffer&&e.buffer.depthTexture&&(e.gl.activeTexture(e.gl["TEXTURE"+t]),e.gl.bindTexture(e.gl.TEXTURE_2D,null))}})}},{key:"destroy",value:function(){if(this.allocated){var e=this.gl;this.buffer.textures.forEach((function(t){return e.deleteTexture(t)})),e.deleteTexture(this.buffer.depthTexture),e.deleteFramebuffer(this.buffer.framebuf),e.deleteRenderbuffer(this.buffer.renderbuf),this.allocated=!1,this.buffer=null,this.bound=!1}this._imageDataCache=null,this._texture=null,this._depthTexture=null}}]),e}(),ai=function(){function e(t){B(this,e),this.scene=t,this._renderBuffersBasic={},this._renderBuffersScaled={}}return C(e,[{key:"getRenderBuffer",value:function(e,t){var i=1===this.scene.canvas.resolutionScale?this._renderBuffersBasic:this._renderBuffersScaled,r=i[e];return r||(r=new oi(this.scene.canvas.canvas,this.scene.canvas.gl,t),i[e]=r),r}},{key:"destroy",value:function(){for(var e in this._renderBuffersBasic)this._renderBuffersBasic[e].destroy();for(var t in this._renderBuffersScaled)this._renderBuffersScaled[t].destroy()}}]),e}();function li(e,t){if(void 0===e._cachedExtensions&&(e._cachedExtensions={}),void 0!==e._cachedExtensions[t])return e._cachedExtensions[t];var i;switch(t){case"WEBGL_depth_texture":i=e.getExtension("WEBGL_depth_texture")||e.getExtension("MOZ_WEBGL_depth_texture")||e.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":i=e.getExtension("EXT_texture_filter_anisotropic")||e.getExtension("MOZ_EXT_texture_filter_anisotropic")||e.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":i=e.getExtension("WEBGL_compressed_texture_s3tc")||e.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":i=e.getExtension("WEBGL_compressed_texture_pvrtc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:i=e.getExtension(t)}return e._cachedExtensions[t]=i,i}var ui=function(e,t){t=t||{};var i=new Tt(e),r=e.canvas.canvas,s=e.canvas.gl,n=!!t.transparent,o=t.alphaDepthMask,a=new G({}),l={},u={},c=[],A=[],h=!0,d=!0,p=!0,f=!0,v=!0,g=!0,m=!0,_=!0,y=new ai(e),b=!1,x=new qt(e),w=new ri(e);function B(){h&&(!function(){for(var e in l)if(l.hasOwnProperty(e)){var t=l[e],i=t.drawableMap,r=t.drawableListPreCull,s=0;for(var n in i)i.hasOwnProperty(n)&&(r[s++]=i[n]);r.length=s}}(),h=!1,d=!0),d&&(!function(){var e=0;for(var t in l)if(l.hasOwnProperty(t))for(var i=l[t].drawableListPreCull,r=0,s=i.length;r<s;r++){var n=i[r];c[e++]=n}c.length=e,c.sort((function(e,t){return e.renderOrder-t.renderOrder}))}(),d=!1,p=!0),p&&function(){for(var e=0,t=0,i=c.length;t<i;t++){var r=c[t];r.rebuildRenderFlags(),r.renderFlags.culled||(A[e++]=r)}A.length=e}()}function P(e){if(e.castsShadow){var t=e.getShadowRenderBuf();if(t){for(var r in t.bind(),i.reset(),i.backfaces=!0,i.frontface=!0,i.shadowViewMatrix=e.getShadowViewMatrix(),i.shadowProjMatrix=e.getShadowProjMatrix(),s.viewport(0,0,s.drawingBufferWidth,s.drawingBufferHeight),s.clearColor(0,0,0,1),s.enable(s.DEPTH_TEST),s.disable(s.BLEND),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT),l)if(l.hasOwnProperty(r))for(var n=l[r].drawableList,o=0,a=n.length;o<a;o++){var u=n[o];!1!==u.visible&&u.castsShadow&&u.drawShadow&&(u.renderFlags.colorOpaque&&u.drawShadow(i))}t.unbind()}}}function C(t,r,n,o,l,u){var c=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickOrigin=u.origin,i.pickViewMatrix=n,i.pickProjMatrix=o,i.pickInvisible=!!l.pickInvisible,i.pickClipPos=[D(r[0]*c,s.drawingBufferWidth),S(r[1]*c,s.drawingBufferHeight)],s.viewport(0,0,1,1),s.depthMask(!0),s.enable(s.DEPTH_TEST),s.disable(s.CULL_FACE),s.disable(s.BLEND),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT);for(var h=l.includeEntityIds,d=l.excludeEntityIds,p=0,f=A.length;p<f;p++){var v=A[p];!0!==v.culled&&!1!==v.visible&&(!v.drawPickMesh||!0!==l.pickInvisible&&!1===v.visible||!1===v.pickable||h&&!h[v.id]||d&&d[v.id]||v.drawPickMesh(i))}var g=t.read(0,0),m=g[0]+(g[1]<<8)+(g[2]<<16)+(g[3]<<24);if(!(m<0))return a.items[m]}function M(t,r,n,o,a,l){if(r.drawPickTriangles){var u=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickOrigin=l.origin,i.pickViewMatrix=o,i.pickProjMatrix=a,i.pickClipPos=[D(n[0]*u,s.drawingBufferWidth),S(n[1]*u,s.drawingBufferHeight)],s.viewport(0,0,1,1),s.clearColor(0,0,0,0),s.enable(s.DEPTH_TEST),s.disable(s.CULL_FACE),s.disable(s.BLEND),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT),r.drawPickTriangles(i);var c=t.read(0,0),A=c[0]+256*c[1]+256*c[2]*256+256*c[3]*256*256;A*=3,l.primIndex=A}}this.scene=e,this._occlusionTester=null,this.capabilities={astcSupported:!!li(s,"WEBGL_compressed_texture_astc"),etc1Supported:!0,etc2Supported:!!li(s,"WEBGL_compressed_texture_etc"),dxtSupported:!!li(s,"WEBGL_compressed_texture_s3tc"),bptcSupported:!!li(s,"EXT_texture_compression_bptc"),pvrtcSupported:!(!li(s,"WEBGL_compressed_texture_pvrtc")&&!li(s,"WEBKIT_WEBGL_compressed_texture_pvrtc"))},this.setTransparentEnabled=function(e){f=e,p=!0},this.setEdgesEnabled=function(e){v=e,p=!0},this.setSAOEnabled=function(e){g=e,p=!0},this.setPBREnabled=function(e){m=e,p=!0},this.setColorTextureEnabled=function(e){_=e,p=!0},this.needStateSort=function(){d=!0},this.shadowsDirty=function(){},this.imageDirty=function(){p=!0},this.webglContextLost=function(){},this.webglContextRestored=function(e){x.init(),w.init(),p=!0},this.addDrawable=function(e,t){var i=t.type;if(i){var r=l[i];r||(r={type:t.type,count:0,isStateSortable:t.isStateSortable,stateSortCompare:t.stateSortCompare,drawableMap:{},drawableListPreCull:[],drawableList:[]},l[i]=r),r.count++,r.drawableMap[e]=t,u[e]=t,h=!0}else console.error("Renderer#addDrawable() : drawable with ID "+e+" has no 'type' - ignoring")},this.removeDrawable=function(e){var t=u[e];if(t){var i=t.type,r=l[i];--r.count<=0?delete l[i]:delete r.drawableMap[e],delete u[e],h=!0}else console.error("Renderer#removeDrawable() : drawable not found with ID "+e+" - ignoring")},this.getPickID=function(e){return a.addItem(e)},this.putPickID=function(e){a.removeItem(e)},this.clear=function(t){if(s.viewport(0,0,s.drawingBufferWidth,s.drawingBufferHeight),n)s.clearColor(1,1,1,1);else{var i=e.canvas.backgroundColorFromAmbientLight?this.lights.getAmbientColorAndIntensity():e.canvas.backgroundColor;s.clearColor(i[0],i[1],i[2],1)}s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT)},this.needsRender=function(){return p||h||d},this.render=function(t){(t=t||{}).force&&(p=!0),B(),p&&(!function(t){var r=e.sao;g&&r.possible&&function(t){var r=e.sao,n=y.getRenderBuffer("saoDepth",{depthTexture:!0});n.bind(),n.clear(),function(e){i.reset(),i.pass=e.pass,s.viewport(0,0,s.drawingBufferWidth,s.drawingBufferHeight),s.clearColor(0,0,0,0),s.enable(s.DEPTH_TEST),s.frontFace(s.CCW),s.enable(s.CULL_FACE),s.depthMask(!0),!1!==e.clear&&s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT);for(var t=0,r=A.length;t<r;t++){var n=A[t];!0!==n.culled&&!1!==n.visible&&n.drawDepth&&n.saoEnabled&&(n.renderFlags.colorOpaque&&n.drawDepth(i))}}(t),n.unbind();var o=y.getRenderBuffer("saoOcclusion");if(o.bind(),o.clear(),x.render(n),o.unbind(),r.blur){var a=y.getRenderBuffer("saoOcclusion2");a.bind(),a.clear(),w.render(n,o,0),a.unbind(),o.bind(),o.clear(),w.render(n,a,1),o.unbind()}}(t);(function(){for(var t=e._lightsState.lights,i=0,r=t.length;i<r;i++){var s=t[i];s.castsShadow&&P(s)}})(),function(t){var r=[],a=[],l=[],u=[],c=[],h=[],d=[],p=[],b=[],x=[],w=[],B=[],P=[],C=[],M=[],E=[],F=e._lightsState.getAmbientColorAndIntensity();if(i.reset(),i.pass=t.pass,i.withSAO=!1,i.pbrEnabled=m&&!!e.pbrEnabled,i.colorTextureEnabled=_&&!!e.colorTextureEnabled,s.viewport(0,0,s.drawingBufferWidth,s.drawingBufferHeight),n)s.clearColor(0,0,0,0);else{var k=e.canvas.backgroundColorFromAmbientLight?F:e.canvas.backgroundColor;s.clearColor(k[0],k[1],k[2],1)}s.enable(s.DEPTH_TEST),s.frontFace(s.CCW),s.enable(s.CULL_FACE),s.depthMask(!0),s.lineWidth(1),i.lineWidth=1;var I,D,S=e.sao.possible;if(g&&S){var T=y.getRenderBuffer("saoOcclusion");i.occlusionTexture=T?T.getTexture():null}else i.occlusionTexture=null;var L=Date.now();!1!==t.clear&&s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT);for(var R=0,U=0,O=0,N=0,Q=0,V=0,H=0,j=0,G=0,z=0,W=0,K=0,X=0,J=0,Y=0,Z=0,q=0,$=A.length;q<$;q++)if(!0!==(D=A[q]).culled&&!1!==D.visible){var ee=D.renderFlags;ee.colorOpaque&&(g&&S&&D.saoEnabled?r[R++]=D:D.drawColorOpaque(i)),f&&ee.colorTransparent&&(l[O++]=D),ee.xrayedSilhouetteTransparent&&(d[H++]=D),ee.xrayedSilhouetteOpaque&&(c[Q++]=D),ee.highlightedSilhouetteTransparent&&(w[W++]=D),ee.highlightedSilhouetteOpaque&&(b[G++]=D),ee.selectedSilhouetteTransparent&&(M[Y++]=D),ee.selectedSilhouetteOpaque&&(P[X++]=D),D.edges&&v&&(ee.edgesOpaque&&(a[U++]=D),ee.edgesTransparent&&(u[N++]=D),ee.selectedEdgesTransparent&&(E[Z++]=D),ee.selectedEdgesOpaque&&(C[J++]=D),ee.xrayedEdgesTransparent&&(p[j++]=D),ee.xrayedEdgesOpaque&&(h[V++]=D),ee.highlightedEdgesTransparent&&(B[K++]=D),ee.highlightedEdgesOpaque&&(x[z++]=D))}if(R>0)for(i.withSAO=!0,I=0;I<R;I++)r[I].drawColorOpaque(i);if(U>0)for(I=0;I<U;I++)a[I].drawEdgesColorOpaque(i);if(Q>0)for(I=0;I<Q;I++)c[I].drawSilhouetteXRayed(i);if(V>0)for(I=0;I<V;I++)h[I].drawEdgesXRayed(i);if(H>0||j>0||O>0||N>0){if(s.enable(s.CULL_FACE),s.enable(s.BLEND),n?(s.blendEquation(s.FUNC_ADD),s.blendFuncSeparate(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA,s.ONE,s.ONE_MINUS_SRC_ALPHA)):(s.blendEquation(s.FUNC_ADD),s.blendFunc(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA)),i.backfaces=!1,o||s.depthMask(!1),(O>0||N>0)&&s.blendFunc(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA),N>0)for(I=0;I<N;I++)(D=u[I]).drawEdgesColorTransparent(i);if(O>0)for(I=0;I<O;I++)(D=l[I]).drawColorTransparent(i);if(j>0)for(I=0;I<j;I++)p[I].drawEdgesXRayed(i);if(H>0)for(I=0;I<H;I++)d[I].drawSilhouetteXRayed(i);s.disable(s.BLEND),o||s.depthMask(!0)}if(G>0||z>0){if(i.lastProgramId=null,e.highlightMaterial.glowThrough&&s.clear(s.DEPTH_BUFFER_BIT),z>0)for(I=0;I<z;I++)x[I].drawEdgesHighlighted(i);if(G>0)for(I=0;I<G;I++)b[I].drawSilhouetteHighlighted(i)}if(W>0||K>0||G>0){if(i.lastProgramId=null,e.selectedMaterial.glowThrough&&s.clear(s.DEPTH_BUFFER_BIT),s.enable(s.BLEND),n?(s.blendEquation(s.FUNC_ADD),s.blendFuncSeparate(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA,s.ONE,s.ONE_MINUS_SRC_ALPHA)):s.blendFunc(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA),s.enable(s.CULL_FACE),K>0)for(I=0;I<K;I++)B[I].drawEdgesHighlighted(i);if(W>0)for(I=0;I<W;I++)w[I].drawSilhouetteHighlighted(i);s.disable(s.BLEND)}if(X>0||J>0){if(i.lastProgramId=null,e.selectedMaterial.glowThrough&&s.clear(s.DEPTH_BUFFER_BIT),J>0)for(I=0;I<J;I++)C[I].drawEdgesSelected(i);if(X>0)for(I=0;I<X;I++)P[I].drawSilhouetteSelected(i)}if(Y>0||Z>0){if(i.lastProgramId=null,e.selectedMaterial.glowThrough&&s.clear(s.DEPTH_BUFFER_BIT),s.enable(s.CULL_FACE),s.enable(s.BLEND),n?(s.blendEquation(s.FUNC_ADD),s.blendFuncSeparate(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA,s.ONE,s.ONE_MINUS_SRC_ALPHA)):s.blendFunc(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA),Z>0)for(I=0;I<Z;I++)E[I].drawEdgesSelected(i);if(Y>0)for(I=0;I<Y;I++)M[I].drawSilhouetteSelected(i);s.disable(s.BLEND)}var te=Date.now(),ie=ae.frame;ie.renderTime=(te-L)/1e3,ie.drawElements=i.drawElements,ie.drawArrays=i.drawArrays,ie.useProgram=i.useProgram,ie.bindTexture=i.bindTexture,ie.bindArray=i.bindArray;for(var re=Lt.MAX_TEXTURE_IMAGE_UNITS,se=0;se<re;se++)s.activeTexture(s.TEXTURE0+se);s.bindTexture(s.TEXTURE_CUBE_MAP,null),s.bindTexture(s.TEXTURE_2D,null);for(var ne=Lt.MAX_VERTEX_ATTRIBS,oe=0;oe<ne;oe++)s.disableVertexAttribArray(oe)}(t)}(t),ae.frame.frameCount++,p=!1)},this.pick=function(){var t=re.vec3();re.mat4();var i=re.mat4(),s=re.vec3(),n=re.vec3([0,1,0]),o=new Ot,a=re.vec2(),u=re.vec3(),c=re.vec3(),A=re.vec3();return re.vec3(),re.vec3(),function(h){var d,p=arguments.length>1&&void 0!==arguments[1]?arguments[1]:o;p.reset(),B();var f=null,v=null,g=null;for(var m in p.pickSurface=h.pickSurface,h.canvasPos?(u[0]=h.canvasPos[0],u[1]=h.canvasPos[1],f=e.camera.viewMatrix,v=e.camera.projMatrix,g=e.camera.projection,p.canvasPos=h.canvasPos):(h.matrix?(f=h.matrix,v=e.camera.projMatrix,g=e.camera.projection):(c.set(h.origin||[0,0,0]),A.set(h.direction||[0,0,1]),d=re.addVec3(c,A,t),s[0]=Math.random(),s[1]=Math.random(),s[2]=Math.random(),re.normalizeVec3(s),re.cross3Vec3(A,s,n),f=re.lookAtMat4v(c,d,n,i),v=e.camera.ortho.matrix,g="ortho",p.origin=c,p.direction=A),u[0]=.5*r.clientWidth,u[1]=.5*r.clientHeight),l)if(l.hasOwnProperty(m))for(var _=l[m].drawableList,b=0,x=_.length;b<x;b++){var w=_[b];w.setPickMatrices&&w.setPickMatrices(f,v)}var P=y.getRenderBuffer("pick",{size:[1,1]});P.bind();var E=C(P,u,f,v,h,p);if(!E)return P.unbind(),null;var k=E.delegatePickedEntity?E.delegatePickedEntity():E;return k?(h.pickSurface&&(E.canPickTriangle&&E.canPickTriangle()?(M(P,E,u,f,v,p),E.pickTriangleSurface(f,v,g,p),p.pickSurfacePrecision=!1):E.canPickWorldPos&&E.canPickWorldPos()&&(a[0]=e.camera.project.near,a[1]=e.camera.project.far,F(P,E,u,f,v,a,p),!1!==h.pickSurfaceNormal&&T(P,E,u,f,v,p),p.pickSurfacePrecision=!1)),P.unbind(),p.entity=k,p):(P.unbind(),null)}}();var E,F=function(){var t=re.vec4(),n=re.vec4(),o=re.vec4(),a=re.vec4(),l=re.vec4(),u=re.mat4(),c=re.mat4(),A=re.mat4();return function(h,d,p,f,v,g,m){var _=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickOrigin=m.origin,i.pickViewMatrix=f,i.pickProjMatrix=v,i.pickZNear=g[0],i.pickZFar=g[1],i.pickElementsCount=d.pickElementsCount,i.pickElementsOffset=d.pickElementsOffset,i.pickClipPos=[D(p[0]*_,s.drawingBufferWidth),S(p[1]*_,s.drawingBufferHeight)],s.viewport(0,0,1,1),s.clearColor(0,0,0,0),s.depthMask(!0),s.enable(s.DEPTH_TEST),s.disable(s.CULL_FACE),s.disable(s.BLEND),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT),d.drawPickDepths(i);var y,b=function(e){var t=[e[0]/256,e[1]/256,e[2]/256,e[3]/256],i=[1/16777216,1/65536,1/256,1];return re.dotVec4(t,i)}(h.read(0,0)),x=(p[0]-r.clientWidth/2)/(r.clientWidth/2),w=-(p[1]-r.clientHeight/2)/(r.clientHeight/2),B=d.origin;if(B){var P=He(f,B,u);y=re.mulMat4(v,P,c)}else y=re.mulMat4(v,f,c);var C=re.inverseMat4(y,A);t[0]=x,t[1]=w,t[2]=-1,t[3]=1;var M=re.transformVec4(C,t);M=re.mulVec4Scalar(M,1/M[3]),n[0]=x,n[1]=w,n[2]=1,n[3]=1;var E=re.transformVec4(C,n);E=re.mulVec4Scalar(E,1/E[3]);var F=re.subVec3(E,M,o),k=re.addVec3(M,re.mulVec4Scalar(F,b,a),l);B&&re.addVec3(k,B),m.worldPos=k}}();function k(e){e.snapPickLayerParams=[],e.snapPickLayerNumber=0;for(var t=0,i=A.length;t<i;t++){var r=A[t];r.drawSnapInit&&!r.culled&&r.visible&&r.pickable&&r.drawSnapInit(e)}return e.snapPickLayerParams}function I(e){e.snapPickLayerParams=e.snapPickLayerParams||[],e.snapPickLayerNumber=e.snapPickLayerParams.length;for(var t=0,i=A.length;t<i;t++){var r=A[t];r.drawSnapInit&&r.drawSnap&&!r.culled&&r.visible&&r.pickable&&r.drawSnap(e)}return e.snapPickLayerParams}function D(e,t){return e/t*2-1}function S(e,t){return 1-e/t*2}function T(t,r,n,o,a,l){var u=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickOrigin=l.origin,i.pickViewMatrix=o,i.pickProjMatrix=a,i.pickClipPos=[D(n[0]*u,s.drawingBufferWidth),S(n[1]*u,s.drawingBufferHeight)];var c=y.getRenderBuffer("pick-normal",{size:[3,3]});c.bind(s.RGBA32I),s.viewport(0,0,c.size[0],c.size[1]),s.enable(s.DEPTH_TEST),s.disable(s.CULL_FACE),s.disable(s.BLEND),s.clear(s.DEPTH_BUFFER_BIT),s.clearBufferiv(s.COLOR,0,new Int32Array([0,0,0,0])),r.drawPickNormals(i);var A=c.read(1,1,s.RGBA_INTEGER,s.INT,Int32Array,4);c.unbind();var h=[A[0]/re.MAX_INT,A[1]/re.MAX_INT,A[2]/re.MAX_INT];re.normalizeVec3(h),l.worldNormal=h}this.snapPick=(E=new Ot,function(t){var r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:E,n=t.canvasPos,o=t.origin,u=t.direction,c=t.snapRadius,A=t.snapToVertex,h=t.snapToEdge;if(!A&&!h)return this.pick({canvasPos:n,pickSurface:!0});var d=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickZNear=e.camera.project.near,i.pickZFar=e.camera.project.far;var p=c||30,f=y.getRenderBuffer("uniquePickColors-aabs",{depthTexture:!0,size:[2*p+1,2*p+1]});i.snapVectorA=[n?D(n[0]*d,s.drawingBufferWidth):0,n?S(n[1]*d,s.drawingBufferHeight):0],i.snapInvVectorAB=[s.drawingBufferWidth/(2*p),s.drawingBufferHeight/(2*p)],f.bind(s.RGBA32I,s.RGBA32I,s.RGBA8UI),s.viewport(0,0,f.size[0],f.size[1]),s.enable(s.DEPTH_TEST),s.frontFace(s.CCW),s.disable(s.CULL_FACE),s.depthMask(!0),s.disable(s.BLEND),s.depthFunc(s.LEQUAL),s.clear(s.DEPTH_BUFFER_BIT),s.clearBufferiv(s.COLOR,0,new Int32Array([0,0,0,0])),s.clearBufferiv(s.COLOR,1,new Int32Array([0,0,0,0])),s.clearBufferuiv(s.COLOR,2,new Uint32Array([0,0,0,0])),i.pickViewMatrix=n?e.camera.viewMatrix:re.lookAtMat4v(o,re.addVec3(o,u,re.vec3()),re.vec3([0,1,0]),re.mat4());var v=e.camera.projMatrix;for(var g in l)if(l.hasOwnProperty(g))for(var m=l[g].drawableList,_=0,b=m.length;_<b;_++){var x=m[_];x.setPickMatrices&&x.setPickMatrices(i.pickViewMatrix,v)}s.drawBuffers([s.COLOR_ATTACHMENT0,s.COLOR_ATTACHMENT1,s.COLOR_ATTACHMENT2]);var w=k(i),B=[];i.snapPickLayerParams=B,s.depthMask(!1),s.drawBuffers([s.COLOR_ATTACHMENT0]),A&&h?(i.snapMode="edge",I(i),i.snapMode="vertex",i.snapPickLayerNumber++,I(i)):(i.snapMode=A?"vertex":"edge",I(i)),s.depthMask(!0);var P=f.readArray(s.RGBA_INTEGER,s.INT,Int32Array,4),C=f.readArray(s.RGBA_INTEGER,s.INT,Int32Array,4,1),M=f.readArray(s.RGBA_INTEGER,s.UNSIGNED_INT,Uint32Array,4,2);f.unbind();var F=null,T=null,L=null,R=p,U=p,O=4*R+U*f.size[0]*4,N=P.slice(O,O+4),Q=C.slice(O,O+4),V=M.slice(O,O+4);if(0!==N[3]){var H=w[Math.abs(N[3])%w.length],j=H.origin,G=H.coordinateScale;F=[N[0]*G[0]+j[0],N[1]*G[1]+j[1],N[2]*G[2]+j[2]],T=re.normalizeVec3([Q[0]/re.MAX_INT,Q[1]/re.MAX_INT,Q[2]/re.MAX_INT]);var z=V[0]+(V[1]<<8)+(V[2]<<16)+(V[3]<<24);L=a.items[z]}for(var W=[],K=0;K<P.length;K+=4)if(P[K+3]>0){var X=Math.floor(K/4),J=f.size[0],Y=X%J-Math.floor(J/2),Z=Math.floor(X/J)-Math.floor(J/2),q=Math.sqrt(Math.pow(Y,2)+Math.pow(Z,2));W.push({x:Y,y:Z,dist:q,isVertex:A&&h?P[K+3]>B.length/2:A,result:[P[K+0],P[K+1],P[K+2],P[K+3]],normal:[C[K+0],C[K+1],C[K+2],C[K+3]],id:[M[K+0],M[K+1],M[K+2],M[K+3]]})}var $=null,ee=null,te=null,ie=null;if(W.length>0){W.sort((function(e,t){return e.isVertex!==t.isVertex?e.isVertex?-1:1:e.dist-t.dist})),ie=W[0].isVertex?"vertex":"edge";var se=W[0].result,ne=W[0].normal,oe=W[0].id,ae=B[se[3]],le=ae.origin,ue=ae.coordinateScale;ee=re.normalizeVec3([ne[0]/re.MAX_INT,ne[1]/re.MAX_INT,ne[2]/re.MAX_INT]),$=[se[0]*ue[0]+le[0],se[1]*ue[1]+le[1],se[2]*ue[2]+le[2]],te=a.items[oe[0]+(oe[1]<<8)+(oe[2]<<16)+(oe[3]<<24)]}if(null===F&&null==$)return null;var ce=null;null!==$&&(ce=e.camera.projectWorldPos($));var Ae=te&&te.delegatePickedEntity?te.delegatePickedEntity():te;return!Ae&&L&&(L=L.delegatePickedEntity?L.delegatePickedEntity():L),r.reset(),r.snappedToEdge="edge"===ie,r.snappedToVertex="vertex"===ie,r.worldPos=$||F,r.worldNormal=ee||T,r.entity=Ae||L,r.canvasPos=n||e.camera.projectWorldPos(F||$),r.snappedCanvasPos=ce||n,r}),this.addMarker=function(t){this._occlusionTester=this._occlusionTester||new Yt(e,y),this._occlusionTester.addMarker(t),e.occlusionTestCountdown=0},this.markerWorldPosUpdated=function(e){this._occlusionTester.markerWorldPosUpdated(e)},this.removeMarker=function(e){this._occlusionTester.removeMarker(e)},this.doOcclusionTest=function(){if(this._occlusionTester&&this._occlusionTester.needOcclusionTest){B(),this._occlusionTester.bindRenderBuf(),i.reset(),i.backfaces=!0,i.frontface=!0,s.viewport(0,0,s.drawingBufferWidth,s.drawingBufferHeight),s.clearColor(0,0,0,0),s.enable(s.DEPTH_TEST),s.disable(s.CULL_FACE),s.disable(s.BLEND),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT);for(var e=0,t=A.length;e<t;e++){var r=A[e];r.drawOcclusion&&!0!==r.culled&&!1!==r.visible&&!1!==r.pickable&&r.drawOcclusion(i)}this._occlusionTester.drawMarkers(i),this._occlusionTester.doOcclusionTest(),this._occlusionTester.unbindRenderBuf()}},this.readPixels=function(e,t,i,r){var s,n,o,a,l=y.getRenderBuffer("snapshot");for(l.bind(),l.clear(),this.render({force:!0,opaqueOnly:r}),n=0;n<i;n++)o=2*n,a=4*n,s=l.read(e[o],e[o+1]),t[a]=s[0],t[a+1]=s[1],t[a+2]=s[2],t[a+3]=s[3];l.unbind(),p=!0},this.beginSnapshot=function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=y.getRenderBuffer("snapshot");e.width&&e.height&&t.setSize([e.width,e.height]),t.bind(),t.clear(),b=!0},this.renderSnapshot=function(){b&&(y.getRenderBuffer("snapshot").clear(),this.render({force:!0,opaqueOnly:!1}),p=!0)},this.readSnapshot=function(e){return y.getRenderBuffer("snapshot").readImage(e)},this.readSnapshotAsCanvas=function(){return y.getRenderBuffer("snapshot").readImageAsCanvas()},this.endSnapshot=function(){b&&(y.getRenderBuffer("snapshot").unbind(),b=!1)},this.destroy=function(){l={},u={},y.destroy(),x.destroy(),w.destroy(),this._occlusionTester&&this._occlusionTester.destroy()}},ci=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).KEY_BACKSPACE=8,r.KEY_TAB=9,r.KEY_ENTER=13,r.KEY_SHIFT=16,r.KEY_CTRL=17,r.KEY_ALT=18,r.KEY_PAUSE_BREAK=19,r.KEY_CAPS_LOCK=20,r.KEY_ESCAPE=27,r.KEY_PAGE_UP=33,r.KEY_PAGE_DOWN=34,r.KEY_END=35,r.KEY_HOME=36,r.KEY_LEFT_ARROW=37,r.KEY_UP_ARROW=38,r.KEY_RIGHT_ARROW=39,r.KEY_DOWN_ARROW=40,r.KEY_INSERT=45,r.KEY_DELETE=46,r.KEY_NUM_0=48,r.KEY_NUM_1=49,r.KEY_NUM_2=50,r.KEY_NUM_3=51,r.KEY_NUM_4=52,r.KEY_NUM_5=53,r.KEY_NUM_6=54,r.KEY_NUM_7=55,r.KEY_NUM_8=56,r.KEY_NUM_9=57,r.KEY_A=65,r.KEY_B=66,r.KEY_C=67,r.KEY_D=68,r.KEY_E=69,r.KEY_F=70,r.KEY_G=71,r.KEY_H=72,r.KEY_I=73,r.KEY_J=74,r.KEY_K=75,r.KEY_L=76,r.KEY_M=77,r.KEY_N=78,r.KEY_O=79,r.KEY_P=80,r.KEY_Q=81,r.KEY_R=82,r.KEY_S=83,r.KEY_T=84,r.KEY_U=85,r.KEY_V=86,r.KEY_W=87,r.KEY_X=88,r.KEY_Y=89,r.KEY_Z=90,r.KEY_LEFT_WINDOW=91,r.KEY_RIGHT_WINDOW=92,r.KEY_SELECT_KEY=93,r.KEY_NUMPAD_0=96,r.KEY_NUMPAD_1=97,r.KEY_NUMPAD_2=98,r.KEY_NUMPAD_3=99,r.KEY_NUMPAD_4=100,r.KEY_NUMPAD_5=101,r.KEY_NUMPAD_6=102,r.KEY_NUMPAD_7=103,r.KEY_NUMPAD_8=104,r.KEY_NUMPAD_9=105,r.KEY_MULTIPLY=106,r.KEY_ADD=107,r.KEY_SUBTRACT=109,r.KEY_DECIMAL_POINT=110,r.KEY_DIVIDE=111,r.KEY_F1=112,r.KEY_F2=113,r.KEY_F3=114,r.KEY_F4=115,r.KEY_F5=116,r.KEY_F6=117,r.KEY_F7=118,r.KEY_F8=119,r.KEY_F9=120,r.KEY_F10=121,r.KEY_F11=122,r.KEY_F12=123,r.KEY_NUM_LOCK=144,r.KEY_SCROLL_LOCK=145,r.KEY_SEMI_COLON=186,r.KEY_EQUAL_SIGN=187,r.KEY_COMMA=188,r.KEY_DASH=189,r.KEY_PERIOD=190,r.KEY_FORWARD_SLASH=191,r.KEY_GRAVE_ACCENT=192,r.KEY_OPEN_BRACKET=219,r.KEY_BACK_SLASH=220,r.KEY_CLOSE_BRACKET=221,r.KEY_SINGLE_QUOTE=222,r.KEY_SPACE=32,r.element=s.element,r.altDown=!1,r.ctrlDown=!1,r.mouseDownLeft=!1,r.mouseDownMiddle=!1,r.mouseDownRight=!1,r.keyDown=[],r.enabled=!0,r.keyboardEnabled=!0,r.mouseover=!1,r.mouseCanvasPos=re.vec2(),r._keyboardEventsElement=s.keyboardEventsElement||document,r._bindEvents(),r}return C(i,[{key:"_bindEvents",value:function(){var e=this;if(!this._eventsBound){this._keyboardEventsElement.addEventListener("keydown",this._keyDownListener=function(t){e.enabled&&e.keyboardEnabled&&"INPUT"!==t.target.tagName&&"TEXTAREA"!==t.target.tagName&&(t.keyCode===e.KEY_CTRL?e.ctrlDown=!0:t.keyCode===e.KEY_ALT?e.altDown=!0:t.keyCode===e.KEY_SHIFT&&(e.shiftDown=!0),e.keyDown[t.keyCode]=!0,e.fire("keydown",t.keyCode,!0))},!1),this._keyboardEventsElement.addEventListener("keyup",this._keyUpListener=function(t){e.enabled&&e.keyboardEnabled&&"INPUT"!==t.target.tagName&&"TEXTAREA"!==t.target.tagName&&(t.keyCode===e.KEY_CTRL?e.ctrlDown=!1:t.keyCode===e.KEY_ALT?e.altDown=!1:t.keyCode===e.KEY_SHIFT&&(e.shiftDown=!1),e.keyDown[t.keyCode]=!1,e.fire("keyup",t.keyCode,!0))}),this.element.addEventListener("mouseenter",this._mouseEnterListener=function(t){e.enabled&&(e.mouseover=!0,e._getMouseCanvasPos(t),e.fire("mouseenter",e.mouseCanvasPos,!0))}),this.element.addEventListener("mouseleave",this._mouseLeaveListener=function(t){e.enabled&&(e.mouseover=!1,e._getMouseCanvasPos(t),e.fire("mouseleave",e.mouseCanvasPos,!0))}),this.element.addEventListener("mousedown",this._mouseDownListener=function(t){if(e.enabled){switch(t.which){case 1:e.mouseDownLeft=!0;break;case 2:e.mouseDownMiddle=!0;break;case 3:e.mouseDownRight=!0}e._getMouseCanvasPos(t),e.element.focus(),e.fire("mousedown",e.mouseCanvasPos,!0),e.mouseover&&t.preventDefault()}}),document.addEventListener("mouseup",this._mouseUpListener=function(t){if(e.enabled){switch(t.which){case 1:e.mouseDownLeft=!1;break;case 2:e.mouseDownMiddle=!1;break;case 3:e.mouseDownRight=!1}e.fire("mouseup",e.mouseCanvasPos,!0)}},!0),document.addEventListener("click",this._clickListener=function(t){if(e.enabled){switch(t.which){case 1:case 3:e.mouseDownLeft=!1,e.mouseDownRight=!1;break;case 2:e.mouseDownMiddle=!1}e._getMouseCanvasPos(t),e.fire("click",e.mouseCanvasPos,!0),e.mouseover&&t.preventDefault()}}),document.addEventListener("dblclick",this._dblClickListener=function(t){if(e.enabled){switch(t.which){case 1:case 3:e.mouseDownLeft=!1,e.mouseDownRight=!1;break;case 2:e.mouseDownMiddle=!1}e._getMouseCanvasPos(t),e.fire("dblclick",e.mouseCanvasPos,!0),e.mouseover&&t.preventDefault()}});var t=this.scene.tickify((function(){return e.fire("mousemove",e.mouseCanvasPos,!0)}));this.element.addEventListener("mousemove",this._mouseMoveListener=function(i){e.enabled&&(e._getMouseCanvasPos(i),t(),e.mouseover&&i.preventDefault())}),this.element.addEventListener("contextmenu",this._contextmenuListener=function(t){e.enabled&&(e._getMouseCanvasPos(t),e.fire("contextmenu",e.mouseCanvasPos,!0))});var i=this.scene.tickify((function(t){e.fire("mousewheel",t,!0)}));this.element.addEventListener("wheel",this._mouseWheelListener=function(t,r){if(e.enabled){var s=Math.max(-1,Math.min(1,40*-t.deltaY));i(s)}},{passive:!0});var r,s;this.on("mousedown",(function(e){r=e[0],s=e[1]})),this.on("mouseup",(function(t){r>=t[0]-2&&r<=t[0]+2&&s>=t[1]-2&&s<=t[1]+2&&e.fire("mouseclicked",t,!0)})),this.element.addEventListener("touchstart",this._touchstartListener=function(t){e.enabled&&h(t.changedTouches).forEach((function(t){e.fire("touchstart",[t.identifier,e._getTouchCanvasPos(t)],!0)}))}),this.element.addEventListener("touchend",this._touchendListener=function(t){e.enabled&&h(t.changedTouches).forEach((function(t){e.fire("touchend",[t.identifier,e._getTouchCanvasPos(t)],!0)}))}),this._eventsBound=!0}}},{key:"_unbindEvents",value:function(){this._eventsBound&&(this._keyboardEventsElement.removeEventListener("keydown",this._keyDownListener),this._keyboardEventsElement.removeEventListener("keyup",this._keyUpListener),this.element.removeEventListener("mouseenter",this._mouseEnterListener),this.element.removeEventListener("mouseleave",this._mouseLeaveListener),this.element.removeEventListener("mousedown",this._mouseDownListener),document.removeEventListener("mouseup",this._mouseDownListener),document.removeEventListener("click",this._clickListener),document.removeEventListener("dblclick",this._dblClickListener),this.element.removeEventListener("mousemove",this._mouseMoveListener),this.element.removeEventListener("contextmenu",this._contextmenuListener),this.element.removeEventListener("wheel",this._mouseWheelListener),this.element.removeEventListener("touchstart",this._touchstartListener),this.element.removeEventListener("touchend",this._touchendListener),window.OrientationChangeEvent&&window.removeEventListener("orientationchange",this._orientationchangedListener),window.DeviceMotionEvent&&window.removeEventListener("devicemotion",this._deviceMotionListener),window.DeviceOrientationEvent&&window.removeEventListener("deviceorientation",this._deviceOrientListener),this._eventsBound=!1)}},{key:"_getTouchCanvasPos",value:function(e){for(var t=e.target,i=0,r=0;t.offsetParent;)i+=t.offsetLeft,r+=t.offsetTop,t=t.offsetParent;return[e.pageX-i,e.pageY-r]}},{key:"_getMouseCanvasPos",value:function(e){if(e){var t=e.target.getBoundingClientRect();this.mouseCanvasPos[0]=e.clientX-t.left,this.mouseCanvasPos[1]=e.clientY-t.top}else e=window.event,this.mouseCanvasPos[0]=e.x,this.mouseCanvasPos[1]=e.y}},{key:"setEnabled",value:function(e){this.enabled!==e&&this.fire("enabled",this.enabled=e)}},{key:"getEnabled",value:function(){return this.enabled}},{key:"setKeyboardEnabled",value:function(e){this.keyboardEnabled=e}},{key:"getKeyboardEnabled",value:function(){return this.keyboardEnabled}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._unbindEvents()}}]),i}(),Ai=new G({}),hi=function(){function e(t){for(var i in B(this,e),this.id=Ai.addItem({}),t)t.hasOwnProperty(i)&&(this[i]=t[i])}return C(e,[{key:"destroy",value:function(){Ai.removeItem(this.id)}}]),e}(),di=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new hi({boundary:[0,0,100,100]}),r.boundary=s.boundary,r.autoBoundary=s.autoBoundary,r}return C(i,[{key:"type",get:function(){return"Viewport"}},{key:"boundary",get:function(){return this._state.boundary},set:function(e){if(!this._autoBoundary){if(!e){var t=this.scene.canvas.boundary;e=[0,0,t[2],t[3]]}this._state.boundary=e,this.glRedraw(),this.fire("boundary",this._state.boundary)}}},{key:"autoBoundary",get:function(){return this._autoBoundary},set:function(e){(e=!!e)!==this._autoBoundary&&(this._autoBoundary=e,this._autoBoundary?this._onCanvasSize=this.scene.canvas.on("boundary",(function(e){var t=e[2],i=e[3];this._state.boundary=[0,0,t,i],this.glRedraw(),this.fire("boundary",this._state.boundary)}),this):this._onCanvasSize&&(this.scene.canvas.off(this._onCanvasSize),this._onCanvasSize=null),this.fire("autoBoundary",this._autoBoundary))}},{key:"_getState",value:function(){return this._state}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),pi=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).camera=e,r._state=new hi({matrix:re.mat4(),inverseMatrix:re.mat4(),transposedMatrix:re.mat4(),near:.1,far:1e4}),r._inverseMatrixDirty=!0,r._transposedMatrixDirty=!0,r._fov=60,r._canvasResized=r.scene.canvas.on("boundary",r._needUpdate,b(r)),r.fov=s.fov,r.fovAxis=s.fovAxis,r.near=s.near,r.far=s.far,r}return C(i,[{key:"type",get:function(){return"Perspective"}},{key:"_update",value:function(){var e=this.scene.canvas.boundary,t=e[2]/e[3],i=this._fovAxis,r=this._fov;("x"===i||"min"===i&&t<1||"max"===i&&t>1)&&(r/=t),r=Math.min(r,120),re.perspectiveMat4(r*(Math.PI/180),t,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.camera._updateScheduled=!0,this.fire("matrix",this._state.matrix)}},{key:"fov",get:function(){return this._fov},set:function(e){(e=null!=e?e:60)!==this._fov&&(this._fov=e,this._needUpdate(0),this.fire("fov",this._fov))}},{key:"fovAxis",get:function(){return this._fovAxis},set:function(e){e=e||"min",this._fovAxis!==e&&("x"!==e&&"y"!==e&&"min"!==e&&(this.error("Unsupported value for 'fovAxis': "+e+" - defaulting to 'min'"),e="min"),this._fovAxis=e,this._needUpdate(0),this.fire("fovAxis",this._fovAxis))}},{key:"near",get:function(){return this._state.near},set:function(e){var t=null!=e?e:.1;this._state.near!==t&&(this._state.near=t,this._needUpdate(0),this.fire("near",this._state.near))}},{key:"far",get:function(){return this._state.far},set:function(e){var t=null!=e?e:1e4;this._state.far!==t&&(this._state.far=t,this._needUpdate(0),this.fire("far",this._state.far))}},{key:"matrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"inverseMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(re.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}},{key:"transposedMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(re.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}},{key:"unproject",value:function(e,t,i,r,s){var n=this.scene.canvas.canvas,o=n.offsetWidth/2,a=n.offsetHeight/2;return i[0]=(e[0]-o)/o,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,re.mulMat4v4(this.inverseMatrix,i,r),re.mulVec3Scalar(r,1/r[3]),r[3]=1,r[1]*=-1,re.mulMat4v4(this.camera.inverseViewMatrix,r,s),s}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy(),this.scene.canvas.off(this._canvasResized)}}]),i}(),fi=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).camera=e,r._state=new hi({matrix:re.mat4(),inverseMatrix:re.mat4(),transposedMatrix:re.mat4(),near:.1,far:1e4}),r._inverseMatrixDirty=!0,r._transposedMatrixDirty=!0,r.scale=s.scale,r.near=s.near,r.far=s.far,r._onCanvasBoundary=r.scene.canvas.on("boundary",r._needUpdate,b(r)),r}return C(i,[{key:"type",get:function(){return"Ortho"}},{key:"_update",value:function(){var e,t,i,r,s=this.scene,n=.5*this._scale,o=s.canvas.boundary,a=o[2],l=o[3],u=a/l;a>l?(e=-n,t=n,i=n/u,r=-n/u):(e=-n*u,t=n*u,i=n,r=-n),re.orthoMat4c(e,t,r,i,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}},{key:"scale",get:function(){return this._scale},set:function(e){null==e&&(e=1),e<=0&&(e=.01),this._scale=e,this._needUpdate(0),this.fire("scale",this._scale)}},{key:"near",get:function(){return this._state.near},set:function(e){var t=null!=e?e:.1;this._state.near!==t&&(this._state.near=t,this._needUpdate(0),this.fire("near",this._state.near))}},{key:"far",get:function(){return this._state.far},set:function(e){var t=null!=e?e:1e4;this._state.far!==t&&(this._state.far=t,this._needUpdate(0),this.fire("far",this._state.far))}},{key:"matrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"inverseMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(re.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}},{key:"transposedMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(re.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}},{key:"unproject",value:function(e,t,i,r,s){var n=this.scene.canvas.canvas,o=n.offsetWidth/2,a=n.offsetHeight/2;return i[0]=(e[0]-o)/o,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,re.mulMat4v4(this.inverseMatrix,i,r),re.mulVec3Scalar(r,1/r[3]),r[3]=1,r[1]*=-1,re.mulMat4v4(this.camera.inverseViewMatrix,r,s),s}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy(),this.scene.canvas.off(this._onCanvasBoundary)}}]),i}(),vi=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).camera=e,r._state=new hi({matrix:re.mat4(),inverseMatrix:re.mat4(),transposedMatrix:re.mat4(),near:.1,far:1e4}),r._left=-1,r._right=1,r._bottom=-1,r._top=1,r._inverseMatrixDirty=!0,r._transposedMatrixDirty=!0,r.left=s.left,r.right=s.right,r.bottom=s.bottom,r.top=s.top,r.near=s.near,r.far=s.far,r}return C(i,[{key:"type",get:function(){return"Frustum"}},{key:"_update",value:function(){re.frustumMat4(this._left,this._right,this._bottom,this._top,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}},{key:"left",get:function(){return this._left},set:function(e){this._left=null!=e?e:-1,this._needUpdate(0),this.fire("left",this._left)}},{key:"right",get:function(){return this._right},set:function(e){this._right=null!=e?e:1,this._needUpdate(0),this.fire("right",this._right)}},{key:"top",get:function(){return this._top},set:function(e){this._top=null!=e?e:1,this._needUpdate(0),this.fire("top",this._top)}},{key:"bottom",get:function(){return this._bottom},set:function(e){this._bottom=null!=e?e:-1,this._needUpdate(0),this.fire("bottom",this._bottom)}},{key:"near",get:function(){return this._state.near},set:function(e){this._state.near=null!=e?e:.1,this._needUpdate(0),this.fire("near",this._state.near)}},{key:"far",get:function(){return this._state.far},set:function(e){this._state.far=null!=e?e:1e4,this._needUpdate(0),this.fire("far",this._state.far)}},{key:"matrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"inverseMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(re.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}},{key:"transposedMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(re.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}},{key:"unproject",value:function(e,t,i,r,s){var n=this.scene.canvas.canvas,o=n.offsetWidth/2,a=n.offsetHeight/2;return i[0]=(e[0]-o)/o,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,re.mulMat4v4(this.inverseMatrix,i,r),re.mulVec3Scalar(r,1/r[3]),r[3]=1,r[1]*=-1,re.mulMat4v4(this.camera.inverseViewMatrix,r,s),s}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),gi=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).camera=e,r._state=new hi({matrix:re.mat4(),inverseMatrix:re.mat4(),transposedMatrix:re.mat4()}),r._inverseMatrixDirty=!0,r._transposedMatrixDirty=!1,r.matrix=s.matrix,r}return C(i,[{key:"type",get:function(){return"CustomProjection"}},{key:"matrix",get:function(){return this._state.matrix},set:function(e){this._state.matrix.set(e||[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}},{key:"inverseMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(re.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}},{key:"transposedMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(re.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}},{key:"unproject",value:function(e,t,i,r,s){var n=this.scene.canvas.canvas,o=n.offsetWidth/2,a=n.offsetHeight/2;return i[0]=(e[0]-o)/o,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,re.mulMat4v4(this.inverseMatrix,i,r),re.mulVec3Scalar(r,1/r[3]),r[3]=1,r[1]*=-1,re.mulMat4v4(this.camera.inverseViewMatrix,r,s),s}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),mi=re.vec3(),_i=re.vec3(),yi=re.vec3(),bi=re.vec3(),xi=re.vec3(),wi=re.vec3(),Bi=re.vec4(),Pi=re.vec4(),Ci=re.vec4(),Mi=re.mat4(),Ei=re.mat4(),Fi=re.vec3(),ki=re.vec3(),Ii=re.vec3(),Di=re.vec3(),Si=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new hi({deviceMatrix:re.mat4(),hasDeviceMatrix:!1,matrix:re.mat4(),normalMatrix:re.mat4(),inverseMatrix:re.mat4()}),r._perspective=new pi(b(r)),r._ortho=new fi(b(r)),r._frustum=new vi(b(r)),r._customProjection=new gi(b(r)),r._project=r._perspective,r._eye=re.vec3([0,0,10]),r._look=re.vec3([0,0,0]),r._up=re.vec3([0,1,0]),r._worldUp=re.vec3([0,1,0]),r._worldRight=re.vec3([1,0,0]),r._worldForward=re.vec3([0,0,-1]),r.deviceMatrix=s.deviceMatrix,r.eye=s.eye,r.look=s.look,r.up=s.up,r.worldAxis=s.worldAxis,r.gimbalLock=s.gimbalLock,r.constrainPitch=s.constrainPitch,r.projection=s.projection,r._perspective.on("matrix",(function(){"perspective"===r._projectionType&&r.fire("projMatrix",r._perspective.matrix)})),r._ortho.on("matrix",(function(){"ortho"===r._projectionType&&r.fire("projMatrix",r._ortho.matrix)})),r._frustum.on("matrix",(function(){"frustum"===r._projectionType&&r.fire("projMatrix",r._frustum.matrix)})),r._customProjection.on("matrix",(function(){"customProjection"===r._projectionType&&r.fire("projMatrix",r._customProjection.matrix)})),r}return C(i,[{key:"type",get:function(){return"Camera"}},{key:"_update",value:function(){var e,t=this._state;"ortho"===this.projection?(re.subVec3(this._eye,this._look,Fi),re.normalizeVec3(Fi,ki),re.mulVec3Scalar(ki,1e3,Ii),re.addVec3(this._look,Ii,Di),e=Di):e=this._eye,t.hasDeviceMatrix?(re.lookAtMat4v(e,this._look,this._up,Ei),re.mulMat4(t.deviceMatrix,Ei,t.matrix)):re.lookAtMat4v(e,this._look,this._up,t.matrix),re.inverseMat4(this._state.matrix,this._state.inverseMatrix),re.transposeMat4(this._state.inverseMatrix,this._state.normalMatrix),this.glRedraw(),this.fire("matrix",this._state.matrix),this.fire("viewMatrix",this._state.matrix)}},{key:"orbitYaw",value:function(e){var t=re.subVec3(this._eye,this._look,mi);re.rotationMat4v(.0174532925*e,this._gimbalLock?this._worldUp:this._up,Mi),t=re.transformPoint3(Mi,t,_i),this.eye=re.addVec3(this._look,t,yi),this.up=re.transformPoint3(Mi,this._up,bi)}},{key:"orbitPitch",value:function(e){if(!(this._constrainPitch&&(e=re.dotVec3(this._up,this._worldUp)/re.DEGTORAD)<1)){var t=re.subVec3(this._eye,this._look,mi),i=re.cross3Vec3(re.normalizeVec3(t,_i),re.normalizeVec3(this._up,yi));re.rotationMat4v(.0174532925*e,i,Mi),t=re.transformPoint3(Mi,t,bi),this.up=re.transformPoint3(Mi,this._up,xi),this.eye=re.addVec3(t,this._look,wi)}}},{key:"yaw",value:function(e){var t=re.subVec3(this._look,this._eye,mi);re.rotationMat4v(.0174532925*e,this._gimbalLock?this._worldUp:this._up,Mi),t=re.transformPoint3(Mi,t,_i),this.look=re.addVec3(t,this._eye,yi),this._gimbalLock&&(this.up=re.transformPoint3(Mi,this._up,bi))}},{key:"pitch",value:function(e){if(!(this._constrainPitch&&(e=re.dotVec3(this._up,this._worldUp)/re.DEGTORAD)<1)){var t=re.subVec3(this._look,this._eye,mi),i=re.cross3Vec3(re.normalizeVec3(t,_i),re.normalizeVec3(this._up,yi));re.rotationMat4v(.0174532925*e,i,Mi),this.up=re.transformPoint3(Mi,this._up,wi),t=re.transformPoint3(Mi,t,bi),this.look=re.addVec3(t,this._eye,xi)}}},{key:"pan",value:function(e){var t,i=re.subVec3(this._eye,this._look,mi),r=[0,0,0];if(0!==e[0]){var s=re.cross3Vec3(re.normalizeVec3(i,[]),re.normalizeVec3(this._up,_i));t=re.mulVec3Scalar(s,e[0]),r[0]+=t[0],r[1]+=t[1],r[2]+=t[2]}0!==e[1]&&(t=re.mulVec3Scalar(re.normalizeVec3(this._up,yi),e[1]),r[0]+=t[0],r[1]+=t[1],r[2]+=t[2]),0!==e[2]&&(t=re.mulVec3Scalar(re.normalizeVec3(i,bi),e[2]),r[0]+=t[0],r[1]+=t[1],r[2]+=t[2]),this.eye=re.addVec3(this._eye,r,xi),this.look=re.addVec3(this._look,r,wi)}},{key:"zoom",value:function(e){var t=re.subVec3(this._eye,this._look,mi),i=Math.abs(re.lenVec3(t,_i)),r=Math.abs(i+e);if(!(r<.5)){var s=re.normalizeVec3(t,yi);this.eye=re.addVec3(this._look,re.mulVec3Scalar(s,r),bi)}}},{key:"eye",get:function(){return this._eye},set:function(e){this._eye.set(e||[0,0,10]),this._needUpdate(0),this.fire("eye",this._eye)}},{key:"look",get:function(){return this._look},set:function(e){this._look.set(e||[0,0,0]),this._needUpdate(0),this.fire("look",this._look)}},{key:"up",get:function(){return this._up},set:function(e){this._up.set(e||[0,1,0]),this._needUpdate(0),this.fire("up",this._up)}},{key:"deviceMatrix",get:function(){return this._state.deviceMatrix},set:function(e){this._state.deviceMatrix.set(e||[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]),this._state.hasDeviceMatrix=!!e,this._needUpdate(0),this.fire("deviceMatrix",this._state.deviceMatrix)}},{key:"worldAxis",get:function(){return this._worldAxis},set:function(e){e=e||[1,0,0,0,1,0,0,0,1],this._worldAxis?this._worldAxis.set(e):this._worldAxis=re.vec3(e),this._worldRight[0]=this._worldAxis[0],this._worldRight[1]=this._worldAxis[1],this._worldRight[2]=this._worldAxis[2],this._worldUp[0]=this._worldAxis[3],this._worldUp[1]=this._worldAxis[4],this._worldUp[2]=this._worldAxis[5],this._worldForward[0]=this._worldAxis[6],this._worldForward[1]=this._worldAxis[7],this._worldForward[2]=this._worldAxis[8],this.fire("worldAxis",this._worldAxis)}},{key:"worldUp",get:function(){return this._worldUp}},{key:"xUp",get:function(){return this._worldUp[0]>this._worldUp[1]&&this._worldUp[0]>this._worldUp[2]}},{key:"yUp",get:function(){return this._worldUp[1]>this._worldUp[0]&&this._worldUp[1]>this._worldUp[2]}},{key:"zUp",get:function(){return this._worldUp[2]>this._worldUp[0]&&this._worldUp[2]>this._worldUp[1]}},{key:"worldRight",get:function(){return this._worldRight}},{key:"worldForward",get:function(){return this._worldForward}},{key:"gimbalLock",get:function(){return this._gimbalLock},set:function(e){this._gimbalLock=!1!==e,this.fire("gimbalLock",this._gimbalLock)}},{key:"constrainPitch",set:function(e){this._constrainPitch=!!e,this.fire("constrainPitch",this._constrainPitch)}},{key:"eyeLookDist",get:function(){return re.lenVec3(re.subVec3(this._look,this._eye,mi))}},{key:"matrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"viewMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"normalMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.normalMatrix}},{key:"viewNormalMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.normalMatrix}},{key:"inverseViewMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.inverseMatrix}},{key:"projMatrix",get:function(){return this[this.projection].matrix}},{key:"perspective",get:function(){return this._perspective}},{key:"ortho",get:function(){return this._ortho}},{key:"frustum",get:function(){return this._frustum}},{key:"customProjection",get:function(){return this._customProjection}},{key:"projection",get:function(){return this._projectionType},set:function(e){e=e||"perspective",this._projectionType!==e&&("perspective"===e?this._project=this._perspective:"ortho"===e?this._project=this._ortho:"frustum"===e?this._project=this._frustum:"customProjection"===e?this._project=this._customProjection:(this.error("Unsupported value for 'projection': "+e+" defaulting to 'perspective'"),this._project=this._perspective,e="perspective"),this._project._update(),this._projectionType=e,this.glRedraw(),this._update(),this.fire("dirty"),this.fire("projection",this._projectionType),this.fire("projMatrix",this._project.matrix))}},{key:"project",get:function(){return this._project}},{key:"projectWorldPos",value:function(e){var t=Bi,i=Pi,r=Ci;t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=1,re.mulMat4v4(this.viewMatrix,t,i),re.mulMat4v4(this.projMatrix,i,r),re.mulVec3Scalar(r,1/r[3]),r[3]=1,r[1]*=-1;var s=this.scene.canvas.canvas,n=s.offsetWidth/2,o=s.offsetHeight/2;return[r[0]*n+n,r[1]*o+o]}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),Ti=function(e){g(i,Ce);var t=_(i);function i(e){var r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),t.call(this,e,r)}return C(i,[{key:"type",get:function(){return"Light"}},{key:"isLight",get:function(){return!0}}]),i}(),Li=function(e){g(i,Ti);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e,s))._shadowRenderBuf=null,r._shadowViewMatrix=null,r._shadowProjMatrix=null,r._shadowViewMatrixDirty=!0,r._shadowProjMatrixDirty=!0;var n=r.scene.camera,o=r.scene.canvas;return r._onCameraViewMatrix=n.on("viewMatrix",(function(){r._shadowViewMatrixDirty=!0})),r._onCameraProjMatrix=n.on("projMatrix",(function(){r._shadowProjMatrixDirty=!0})),r._onCanvasBoundary=o.on("boundary",(function(){r._shadowProjMatrixDirty=!0})),r._state=new hi({type:"dir",dir:re.vec3([1,1,1]),color:re.vec3([.7,.7,.8]),intensity:1,space:s.space||"view",castsShadow:!1,getShadowViewMatrix:function(){if(r._shadowViewMatrixDirty){r._shadowViewMatrix||(r._shadowViewMatrix=re.identityMat4());var e=r.scene.camera,t=r._state.dir,i=e.look,s=[i[0]-t[0],i[1]-t[1],i[2]-t[2]];re.lookAtMat4v(s,i,[0,1,0],r._shadowViewMatrix),r._shadowViewMatrixDirty=!1}return r._shadowViewMatrix},getShadowProjMatrix:function(){return r._shadowProjMatrixDirty&&(r._shadowProjMatrix||(r._shadowProjMatrix=re.identityMat4()),re.orthoMat4c(-40,40,-40,40,-40,80,r._shadowProjMatrix),r._shadowProjMatrixDirty=!1),r._shadowProjMatrix},getShadowRenderBuf:function(){return r._shadowRenderBuf||(r._shadowRenderBuf=new oi(r.scene.canvas.canvas,r.scene.canvas.gl,{size:[1024,1024]})),r._shadowRenderBuf}}),r.dir=s.dir,r.color=s.color,r.intensity=s.intensity,r.castsShadow=s.castsShadow,r.scene._lightCreated(b(r)),r}return C(i,[{key:"type",get:function(){return"DirLight"}},{key:"dir",get:function(){return this._state.dir},set:function(e){this._state.dir.set(e||[1,1,1]),this._shadowViewMatrixDirty=!0,this.glRedraw()}},{key:"color",get:function(){return this._state.color},set:function(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}},{key:"intensity",get:function(){return this._state.intensity},set:function(e){e=void 0!==e?e:1,this._state.intensity=e,this.glRedraw()}},{key:"castsShadow",get:function(){return this._state.castsShadow},set:function(e){e=!!e,this._state.castsShadow!==e&&(this._state.castsShadow=e,this._shadowViewMatrixDirty=!0,this.glRedraw())}},{key:"destroy",value:function(){var e=this.scene.camera,t=this.scene.canvas;e.off(this._onCameraViewMatrix),e.off(this._onCameraProjMatrix),t.off(this._onCanvasBoundary),f(x(i.prototype),"destroy",this).call(this),this._state.destroy(),this._shadowRenderBuf&&this._shadowRenderBuf.destroy(),this.scene._lightDestroyed(this),this.glRedraw()}}]),i}(),Ri=function(e){g(i,Ti);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state={type:"ambient",color:re.vec3([.7,.7,.7]),intensity:1},r.color=s.color,r.intensity=s.intensity,r.scene._lightCreated(b(r)),r}return C(i,[{key:"type",get:function(){return"AmbientLight"}},{key:"color",get:function(){return this._state.color},set:function(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}},{key:"intensity",get:function(){return this._state.intensity},set:function(e){this._state.intensity=void 0!==e?e:1,this.glRedraw()}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this.scene._lightDestroyed(this)}}]),i}(),Ui=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),r=t.call(this,e,s),ae.memory.meshes++,r}return C(i,[{key:"type",get:function(){return"Geometry"}},{key:"isGeometry",get:function(){return!0}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),ae.memory.meshes--}}]),i}(),Oi=function(){var e=[],t=[],i=[],r=[],s=[],n=0,o=new Uint16Array(3),a=new Uint16Array(3),l=new Uint16Array(3),u=re.vec3(),c=re.vec3(),A=re.vec3(),h=re.vec3(),d=re.vec3(),p=re.vec3(),f=re.vec3();return function(v,g,m,_){!function(s,n){var o,a,l,u,c,A,h={},d=Math.pow(10,4),p=0;for(c=0,A=s.length;c<A;c+=3)o=s[c],a=s[c+1],l=s[c+2],void 0===h[u=Math.round(o*d)+"_"+Math.round(a*d)+"_"+Math.round(l*d)]&&(h[u]=p/3,e[p++]=o,e[p++]=a,e[p++]=l),t[c/3]=h[u];for(c=0,A=n.length;c<A;c++)r[c]=t[n[c]],i[r[c]]=n[c]}(v,g),function(t,i){n=0;for(var v=0,g=t;v<g;v+=3){var m=3*r[v],_=3*r[v+1],y=3*r[v+2];i?(o[0]=e[m],o[1]=e[m+1],o[2]=e[m+2],a[0]=e[_],a[1]=e[_+1],a[2]=e[_+2],l[0]=e[y],l[1]=e[y+1],l[2]=e[y+2],re.decompressPosition(o,i,u),re.decompressPosition(a,i,c),re.decompressPosition(l,i,A)):(u[0]=e[m],u[1]=e[m+1],u[2]=e[m+2],c[0]=e[_],c[1]=e[_+1],c[2]=e[_+2],A[0]=e[y],A[1]=e[y+1],A[2]=e[y+2]),re.subVec3(A,c,h),re.subVec3(u,c,d),re.cross3Vec3(h,d,p),re.normalizeVec3(p,f);var b=s[n]||(s[n]={normal:re.vec3()});b.normal[0]=f[0],b.normal[1]=f[1],b.normal[2]=f[2],n++}}(g.length,m);for(var y,b,x,w,B,P,C,M,E,F,k=[],I=Math.cos(re.DEGTORAD*_),D={},S=!1,T=0,L=g.length;T<L;T+=3)for(var R=T/3,U=0;U<3;U++)y=r[T+U],b=r[T+(U+1)%3],void 0===D[B=(x=Math.min(y,b))+","+(w=Math.max(y,b))]?D[B]={index1:x,index2:w,face1:R,face2:void 0}:D[B].face2=R;for(B in D)void 0!==(P=D[B]).face2&&(C=s[P.face1].normal,M=s[P.face2].normal,re.dotVec3(C,M)>I)||(E=i[P.index1],F=i[P.index2],(!S&&E>65535||F>65535)&&(S=!0),k.push(E),k.push(F));return S?new Uint32Array(k):new Uint16Array(k)}}();var Ni=function(){var e=re.mat4(),t=re.mat4();return function(i,r){r=r||re.mat4();var s=i[0],n=i[1],o=i[2],a=i[3]-s,l=i[4]-n,u=i[5]-o,c=65535;return re.identityMat4(e),re.translationMat4v(i,e),re.identityMat4(t),re.scalingMat4v([a/c,l/c,u/c],t),re.mulMat4(e,t,r),r}}(),Qi=function(){var e=re.mat4(),t=re.mat4();return function(i,r,s){var n,o=new Uint16Array(i.length),a=new Float32Array([s[0]!==r[0]?65535/(s[0]-r[0]):0,s[1]!==r[1]?65535/(s[1]-r[1]):0,s[2]!==r[2]?65535/(s[2]-r[2]):0]);for(n=0;n<i.length;n+=3)o[n+0]=Math.max(0,Math.min(65535,Math.floor((i[n+0]-r[0])*a[0]))),o[n+1]=Math.max(0,Math.min(65535,Math.floor((i[n+1]-r[1])*a[1]))),o[n+2]=Math.max(0,Math.min(65535,Math.floor((i[n+2]-r[2])*a[2])));return re.identityMat4(e),re.translationMat4v(r,e),re.identityMat4(t),re.scalingMat4v([(s[0]-r[0])/65535,(s[1]-r[1])/65535,(s[2]-r[2])/65535],t),{quantized:o,decodeMatrix:re.mulMat4(e,t,re.identityMat4())}}}();var Vi=function(){var e=re.mat3(),t=re.mat3();return function(i,r,s){var n,o=new Uint16Array(i.length),a=new Float32Array([65535/(s[0]-r[0]),65535/(s[1]-r[1])]);for(n=0;n<i.length;n+=2)o[n+0]=Math.max(0,Math.min(65535,Math.floor((i[n+0]-r[0])*a[0]))),o[n+1]=Math.max(0,Math.min(65535,Math.floor((i[n+1]-r[1])*a[1])));return re.identityMat3(e),re.translationMat3v(r,e),re.identityMat3(t),re.scalingMat3v([(s[0]-r[0])/65535,(s[1]-r[1])/65535],t),{quantized:o,decodeMatrix:re.mulMat3(e,t,re.identityMat3())}}}();function Hi(e,t,i,r){var s=e[t]/(Math.abs(e[t])+Math.abs(e[t+1])+Math.abs(e[t+2])),n=e[t+1]/(Math.abs(e[t])+Math.abs(e[t+1])+Math.abs(e[t+2]));if(e[t+2]<0){var o=(1-Math.abs(n))*(s>=0?1:-1),a=(1-Math.abs(s))*(n>=0?1:-1);s=o,n=a}return new Int8Array([Math[i](127.5*s+(s<0?-1:0)),Math[r](127.5*n+(n<0?-1:0))])}function ji(e){var t=e[0],i=e[1];t/=t<0?127:128,i/=i<0?127:128;var r=1-Math.abs(t)-Math.abs(i);r<0&&(t=(1-Math.abs(i))*(t>=0?1:-1),i=(1-Math.abs(t))*(i>=0?1:-1));var s=Math.sqrt(t*t+i*i+r*r);return[t/s,i/s,r/s]}function Gi(e,t,i){return e[t]*i[0]+e[t+1]*i[1]+e[t+2]*i[2]}var zi={getPositionsBounds:function(e){var t,i,r=new Float32Array(3),s=new Float32Array(3);for(t=0;t<3;t++)r[t]=Number.MAX_VALUE,s[t]=-Number.MAX_VALUE;for(t=0;t<e.length;t+=3)for(i=0;i<3;i++)r[i]=Math.min(r[i],e[t+i]),s[i]=Math.max(s[i],e[t+i]);return{min:r,max:s}},createPositionsDecodeMatrix:Ni,compressPositions:Qi,compressPosition:function(e,t,i){var r=new Float32Array([t[3]!==t[0]?65535/(t[3]-t[0]):0,t[4]!==t[1]?65535/(t[4]-t[1]):0,t[5]!==t[2]?65535/(t[5]-t[2]):0]);i[0]=Math.max(0,Math.min(65535,Math.floor((e[0]-t[0])*r[0]))),i[1]=Math.max(0,Math.min(65535,Math.floor((e[1]-t[1])*r[1]))),i[2]=Math.max(0,Math.min(65535,Math.floor((e[2]-t[2])*r[2])))},decompressPositions:function(e,t){for(var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new Float32Array(e.length),r=0,s=e.length;r<s;r+=3)i[r+0]=e[r+0]*t[0]+t[12],i[r+1]=e[r+1]*t[5]+t[13],i[r+2]=e[r+2]*t[10]+t[14];return i},decompressPosition:function(e,t,i){return i[0]=e[0]*t[0]+t[12],i[1]=e[1]*t[5]+t[13],i[2]=e[2]*t[10]+t[14],i},decompressAABB:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:e;return i[0]=e[0]*t[0]+t[12],i[1]=e[1]*t[5]+t[13],i[2]=e[2]*t[10]+t[14],i[3]=e[3]*t[0]+t[12],i[4]=e[4]*t[5]+t[13],i[5]=e[5]*t[10]+t[14],i},getUVBounds:function(e){var t,i,r=new Float32Array(2),s=new Float32Array(2);for(t=0;t<2;t++)r[t]=Number.MAX_VALUE,s[t]=-Number.MAX_VALUE;for(t=0;t<e.length;t+=2)for(i=0;i<2;i++)r[i]=Math.min(r[i],e[t+i]),s[i]=Math.max(s[i],e[t+i]);return{min:r,max:s}},compressUVs:Vi,decompressUVs:function(e,t){for(var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new Float32Array(e.length),r=0,s=e.length;r<s;r+=3)i[r+0]=e[r+0]*t[0]+t[6],i[r+1]=e[r+1]*t[4]+t[7];return i},decompressUV:function(e,t,i){i[0]=e[0]*t[0]+t[6],i[1]=e[1]*t[4]+t[7]},compressNormals:function(e){for(var t,i,r,s,n=new Int8Array(e.length),o=0;o<e.length;o+=3)i=t=Hi(e,o,"floor","floor"),r=s=Gi(e,o,ji(t)),(r=Gi(e,o,ji(t=Hi(e,o,"ceil","floor"))))>s&&(i=t,s=r),(r=Gi(e,o,ji(t=Hi(e,o,"floor","ceil"))))>s&&(i=t,s=r),(r=Gi(e,o,ji(t=Hi(e,o,"ceil","ceil"))))>s&&(i=t,s=r),n[o]=i[0],n[o+1]=i[1];return n},decompressNormals:function(e,t){for(var i=0,r=0,s=e.length;i<s;i+=2){var n=e[i+0],o=e[i+1];n=(2*n+1)/255,o=(2*o+1)/255;var a=1-Math.abs(n)-Math.abs(o);a<0&&(n=(1-Math.abs(o))*(n>=0?1:-1),o=(1-Math.abs(n))*(o>=0?1:-1));var l=Math.sqrt(n*n+o*o+a*a);t[r+0]=n/l,t[r+1]=o/l,t[r+2]=a/l,r+=3}return t},decompressNormal:function(e,t){var i=e[0],r=e[1];i=(2*i+1)/255,r=(2*r+1)/255;var s=1-Math.abs(i)-Math.abs(r);s<0&&(i=(1-Math.abs(r))*(i>=0?1:-1),r=(1-Math.abs(i))*(r>=0?1:-1));var n=Math.sqrt(i*i+r*r+s*s);return t[0]=i/n,t[1]=r/n,t[2]=s/n,t}},Wi=ae.memory,Ki=re.AABB3(),Xi=function(e){g(i,Ui);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e,s))._state=new hi({compressGeometry:!!s.compressGeometry,primitive:null,primitiveName:null,positions:null,normals:null,colors:null,uv:null,indices:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,positionsBuf:null,normalsBuf:null,colorsbuf:null,uvBuf:null,indicesBuf:null,hash:""}),r._numTriangles=0,r._edgeThreshold=s.edgeThreshold||10,r._edgeIndicesBuf=null,r._pickTrianglePositionsBuf=null,r._pickTriangleColorsBuf=null,r._aabbDirty=!0,r._boundingSphere=!0,r._aabb=null,r._aabbDirty=!0,r._obb=null,r._obbDirty=!0;var n=r._state,o=r.scene.canvas.gl;switch(s.primitive=s.primitive||"triangles",s.primitive){case"points":n.primitive=o.POINTS,n.primitiveName=s.primitive;break;case"lines":n.primitive=o.LINES,n.primitiveName=s.primitive;break;case"line-loop":n.primitive=o.LINE_LOOP,n.primitiveName=s.primitive;break;case"line-strip":n.primitive=o.LINE_STRIP,n.primitiveName=s.primitive;break;case"triangles":n.primitive=o.TRIANGLES,n.primitiveName=s.primitive;break;case"triangle-strip":n.primitive=o.TRIANGLE_STRIP,n.primitiveName=s.primitive;break;case"triangle-fan":n.primitive=o.TRIANGLE_FAN,n.primitiveName=s.primitive;break;default:r.error("Unsupported value for 'primitive': '"+s.primitive+"' - supported values are 'points', 'lines', 'line-loop', 'line-strip', 'triangles', 'triangle-strip' and 'triangle-fan'. Defaulting to 'triangles'."),n.primitive=o.TRIANGLES,n.primitiveName=s.primitive}if(s.positions)if(r._state.compressGeometry){var a=zi.getPositionsBounds(s.positions),l=zi.compressPositions(s.positions,a.min,a.max);n.positions=l.quantized,n.positionsDecodeMatrix=l.decodeMatrix}else n.positions=s.positions.constructor===Float32Array?s.positions:new Float32Array(s.positions);if(s.colors&&(n.colors=s.colors.constructor===Float32Array?s.colors:new Float32Array(s.colors)),s.uv)if(r._state.compressGeometry){var u=zi.getUVBounds(s.uv),c=zi.compressUVs(s.uv,u.min,u.max);n.uv=c.quantized,n.uvDecodeMatrix=c.decodeMatrix}else n.uv=s.uv.constructor===Float32Array?s.uv:new Float32Array(s.uv);return s.normals&&(r._state.compressGeometry?n.normals=zi.compressNormals(s.normals):n.normals=s.normals.constructor===Float32Array?s.normals:new Float32Array(s.normals)),s.indices&&(n.indices=s.indices.constructor===Uint32Array||s.indices.constructor===Uint16Array?s.indices:new Uint32Array(s.indices),"triangles"===r._state.primitiveName&&(r._numTriangles=s.indices.length/3)),r._buildHash(),Wi.meshes++,r._buildVBOs(),r}return C(i,[{key:"type",get:function(){return"ReadableGeometry"}},{key:"isReadableGeometry",get:function(){return!0}},{key:"_buildVBOs",value:function(){var e=this._state,t=this.scene.canvas.gl;if(e.indices&&(e.indicesBuf=new Wt(t,t.ELEMENT_ARRAY_BUFFER,e.indices,e.indices.length,1,t.STATIC_DRAW),Wi.indices+=e.indicesBuf.numItems),e.positions&&(e.positionsBuf=new Wt(t,t.ARRAY_BUFFER,e.positions,e.positions.length,3,t.STATIC_DRAW),Wi.positions+=e.positionsBuf.numItems),e.normals){var i=e.compressGeometry;e.normalsBuf=new Wt(t,t.ARRAY_BUFFER,e.normals,e.normals.length,3,t.STATIC_DRAW,i),Wi.normals+=e.normalsBuf.numItems}e.colors&&(e.colorsBuf=new Wt(t,t.ARRAY_BUFFER,e.colors,e.colors.length,4,t.STATIC_DRAW),Wi.colors+=e.colorsBuf.numItems),e.uv&&(e.uvBuf=new Wt(t,t.ARRAY_BUFFER,e.uv,e.uv.length,2,t.STATIC_DRAW),Wi.uvs+=e.uvBuf.numItems)}},{key:"_buildHash",value:function(){var e=this._state,t=["/g"];t.push("/"+e.primitive+";"),e.positions&&t.push("p"),e.colors&&t.push("c"),(e.normals||e.autoVertexNormals)&&t.push("n"),e.uv&&t.push("u"),e.compressGeometry&&t.push("cp"),t.push(";"),e.hash=t.join("")}},{key:"_getEdgeIndices",value:function(){return this._edgeIndicesBuf||this._buildEdgeIndices(),this._edgeIndicesBuf}},{key:"_getPickTrianglePositions",value:function(){return this._pickTrianglePositionsBuf||this._buildPickTriangleVBOs(),this._pickTrianglePositionsBuf}},{key:"_getPickTriangleColors",value:function(){return this._pickTriangleColorsBuf||this._buildPickTriangleVBOs(),this._pickTriangleColorsBuf}},{key:"_buildEdgeIndices",value:function(){var e=this._state;if(e.positions&&e.indices){var t=this.scene.canvas.gl,i=Oi(e.positions,e.indices,e.positionsDecodeMatrix,this._edgeThreshold);this._edgeIndicesBuf=new Wt(t,t.ELEMENT_ARRAY_BUFFER,i,i.length,1,t.STATIC_DRAW),Wi.indices+=this._edgeIndicesBuf.numItems}}},{key:"_buildPickTriangleVBOs",value:function(){var e=this._state;if(e.positions&&e.indices){var t=this.scene.canvas.gl,i=re.buildPickTriangles(e.positions,e.indices,e.compressGeometry),r=i.positions,s=i.colors;this._pickTrianglePositionsBuf=new Wt(t,t.ARRAY_BUFFER,r,r.length,3,t.STATIC_DRAW),this._pickTriangleColorsBuf=new Wt(t,t.ARRAY_BUFFER,s,s.length,4,t.STATIC_DRAW,!0),Wi.positions+=this._pickTrianglePositionsBuf.numItems,Wi.colors+=this._pickTriangleColorsBuf.numItems}}},{key:"_buildPickVertexVBOs",value:function(){}},{key:"_webglContextLost",value:function(){this._sceneVertexBufs&&this._sceneVertexBufs.webglContextLost()}},{key:"_webglContextRestored",value:function(){this._sceneVertexBufs&&this._sceneVertexBufs.webglContextRestored(),this._buildVBOs(),this._edgeIndicesBuf=null,this._pickVertexPositionsBuf=null,this._pickTrianglePositionsBuf=null,this._pickTriangleColorsBuf=null,this._pickVertexPositionsBuf=null,this._pickVertexColorsBuf=null}},{key:"primitive",get:function(){return this._state.primitiveName}},{key:"compressGeometry",get:function(){return this._state.compressGeometry}},{key:"positions",get:function(){return this._state.positions?this._state.compressGeometry?(this._decompressedPositions||(this._decompressedPositions=new Float32Array(this._state.positions.length),zi.decompressPositions(this._state.positions,this._state.positionsDecodeMatrix,this._decompressedPositions)),this._decompressedPositions):this._state.positions:null},set:function(e){var t=this._state,i=t.positions;if(i)if(i.length===e.length){if(this._state.compressGeometry){var r=zi.getPositionsBounds(e),s=zi.compressPositions(e,r.min,r.max);e=s.quantized,t.positionsDecodeMatrix=s.decodeMatrix}i.set(e),t.positionsBuf&&t.positionsBuf.setData(i),this._setAABBDirty(),this.glRedraw()}else this.error("can't update geometry positions - new positions are wrong length");else this.error("can't update geometry positions - geometry has no positions")}},{key:"normals",get:function(){if(this._state.normals){if(!this._state.compressGeometry)return this._state.normals;if(!this._decompressedNormals){var e=this._state.normals.length,t=e+e/2;this._decompressedNormals=new Float32Array(t),zi.decompressNormals(this._state.normals,this._decompressedNormals)}return this._decompressedNormals}},set:function(e){if(this._state.compressGeometry)this.error("can't update geometry normals - quantized geometry is immutable");else{var t=this._state,i=t.normals;i?i.length===e.length?(i.set(e),t.normalsBuf&&t.normalsBuf.setData(i),this.glRedraw()):this.error("can't update geometry normals - new normals are wrong length"):this.error("can't update geometry normals - geometry has no normals")}}},{key:"uv",get:function(){return this._state.uv?this._state.compressGeometry?(this._decompressedUV||(this._decompressedUV=new Float32Array(this._state.uv.length),zi.decompressUVs(this._state.uv,this._state.uvDecodeMatrix,this._decompressedUV)),this._decompressedUV):this._state.uv:null},set:function(e){if(this._state.compressGeometry)this.error("can't update geometry UVs - quantized geometry is immutable");else{var t=this._state,i=t.uv;i?i.length===e.length?(i.set(e),t.uvBuf&&t.uvBuf.setData(i),this.glRedraw()):this.error("can't update geometry UVs - new UVs are wrong length"):this.error("can't update geometry UVs - geometry has no UVs")}}},{key:"colors",get:function(){return this._state.colors},set:function(e){if(this._state.compressGeometry)this.error("can't update geometry colors - quantized geometry is immutable");else{var t=this._state,i=t.colors;i?i.length===e.length?(i.set(e),t.colorsBuf&&t.colorsBuf.setData(i),this.glRedraw()):this.error("can't update geometry colors - new colors are wrong length"):this.error("can't update geometry colors - geometry has no colors")}}},{key:"indices",get:function(){return this._state.indices}},{key:"aabb",get:function(){return this._aabbDirty&&(this._aabb||(this._aabb=re.AABB3()),re.positions3ToAABB3(this._state.positions,this._aabb,this._state.positionsDecodeMatrix),this._aabbDirty=!1),this._aabb}},{key:"obb",get:function(){return this._obbDirty&&(this._obb||(this._obb=re.OBB3()),re.positions3ToAABB3(this._state.positions,Ki,this._state.positionsDecodeMatrix),re.AABB3ToOBB3(Ki,this._obb),this._obbDirty=!1),this._obb}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"_setAABBDirty",value:function(){this._aabbDirty||(this._aabbDirty=!0,this._aabbDirty=!0,this._obbDirty=!0)}},{key:"_getState",value:function(){return this._state}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this);var e=this._state;e.indicesBuf&&e.indicesBuf.destroy(),e.positionsBuf&&e.positionsBuf.destroy(),e.normalsBuf&&e.normalsBuf.destroy(),e.uvBuf&&e.uvBuf.destroy(),e.colorsBuf&&e.colorsBuf.destroy(),this._edgeIndicesBuf&&this._edgeIndicesBuf.destroy(),this._pickTrianglePositionsBuf&&this._pickTrianglePositionsBuf.destroy(),this._pickTriangleColorsBuf&&this._pickTriangleColorsBuf.destroy(),this._pickVertexPositionsBuf&&this._pickVertexPositionsBuf.destroy(),this._pickVertexColorsBuf&&this._pickVertexColorsBuf.destroy(),e.destroy(),Wi.meshes--}}]),i}();function Ji(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);var i=e.ySize||1;i<0&&(console.error("negative ySize not allowed - will invert"),i*=-1);var r=e.zSize||1;r<0&&(console.error("negative zSize not allowed - will invert"),r*=-1);var s=e.center,n=s?s[0]:0,o=s?s[1]:0,a=s?s[2]:0,l=-t+n,u=-i+o,c=-r+a,A=t+n,h=i+o,d=r+a;return he.apply(e,{positions:[A,h,d,l,h,d,l,u,d,A,u,d,A,h,d,A,u,d,A,u,c,A,h,c,A,h,d,A,h,c,l,h,c,l,h,d,l,h,d,l,h,c,l,u,c,l,u,d,l,u,c,A,u,c,A,u,d,l,u,d,A,u,c,l,u,c,l,h,c,A,h,c],normals:[0,0,1,0,0,1,0,0,1,0,0,1,1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1],uv:[1,0,0,0,0,1,1,1,0,0,0,1,1,1,1,0,1,1,1,0,0,0,0,1,1,0,0,0,0,1,1,1,0,1,1,1,1,0,0,0,0,1,1,1,1,0,0,0],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]})}var Yi=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),r=t.call(this,e,s),ae.memory.materials++,r}return C(i,[{key:"type",get:function(){return"Material"}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),ae.memory.materials--}}]),i}(),Zi={opaque:0,mask:1,blend:2},qi=["opaque","mask","blend"],$i=function(e){g(i,Yi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new hi({type:"PhongMaterial",ambient:re.vec3([1,1,1]),diffuse:re.vec3([1,1,1]),specular:re.vec3([1,1,1]),emissive:re.vec3([0,0,0]),alpha:null,shininess:null,reflectivity:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),r.ambient=s.ambient,r.diffuse=s.diffuse,r.specular=s.specular,r.emissive=s.emissive,r.alpha=s.alpha,r.shininess=s.shininess,r.reflectivity=s.reflectivity,r.lineWidth=s.lineWidth,r.pointSize=s.pointSize,s.ambientMap&&(r._ambientMap=r._checkComponent("Texture",s.ambientMap)),s.diffuseMap&&(r._diffuseMap=r._checkComponent("Texture",s.diffuseMap)),s.specularMap&&(r._specularMap=r._checkComponent("Texture",s.specularMap)),s.emissiveMap&&(r._emissiveMap=r._checkComponent("Texture",s.emissiveMap)),s.alphaMap&&(r._alphaMap=r._checkComponent("Texture",s.alphaMap)),s.reflectivityMap&&(r._reflectivityMap=r._checkComponent("Texture",s.reflectivityMap)),s.normalMap&&(r._normalMap=r._checkComponent("Texture",s.normalMap)),s.occlusionMap&&(r._occlusionMap=r._checkComponent("Texture",s.occlusionMap)),s.diffuseFresnel&&(r._diffuseFresnel=r._checkComponent("Fresnel",s.diffuseFresnel)),s.specularFresnel&&(r._specularFresnel=r._checkComponent("Fresnel",s.specularFresnel)),s.emissiveFresnel&&(r._emissiveFresnel=r._checkComponent("Fresnel",s.emissiveFresnel)),s.alphaFresnel&&(r._alphaFresnel=r._checkComponent("Fresnel",s.alphaFresnel)),s.reflectivityFresnel&&(r._reflectivityFresnel=r._checkComponent("Fresnel",s.reflectivityFresnel)),r.alphaMode=s.alphaMode,r.alphaCutoff=s.alphaCutoff,r.backfaces=s.backfaces,r.frontface=s.frontface,r._makeHash(),r}return C(i,[{key:"type",get:function(){return"PhongMaterial"}},{key:"_makeHash",value:function(){var e=this._state,t=["/p"];this._normalMap&&(t.push("/nm"),this._normalMap.hasMatrix&&t.push("/mat")),this._ambientMap&&(t.push("/am"),this._ambientMap.hasMatrix&&t.push("/mat"),t.push("/"+this._ambientMap.encoding)),this._diffuseMap&&(t.push("/dm"),this._diffuseMap.hasMatrix&&t.push("/mat"),t.push("/"+this._diffuseMap.encoding)),this._specularMap&&(t.push("/sm"),this._specularMap.hasMatrix&&t.push("/mat")),this._emissiveMap&&(t.push("/em"),this._emissiveMap.hasMatrix&&t.push("/mat"),t.push("/"+this._emissiveMap.encoding)),this._alphaMap&&(t.push("/opm"),this._alphaMap.hasMatrix&&t.push("/mat")),this._reflectivityMap&&(t.push("/rm"),this._reflectivityMap.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap.hasMatrix&&t.push("/mat")),this._diffuseFresnel&&t.push("/df"),this._specularFresnel&&t.push("/sf"),this._emissiveFresnel&&t.push("/ef"),this._alphaFresnel&&t.push("/of"),this._reflectivityFresnel&&t.push("/rf"),t.push(";"),e.hash=t.join("")}},{key:"ambient",get:function(){return this._state.ambient},set:function(e){var t=this._state.ambient;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.ambient=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}},{key:"diffuse",get:function(){return this._state.diffuse},set:function(e){var t=this._state.diffuse;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.diffuse=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"specular",get:function(){return this._state.specular},set:function(e){var t=this._state.specular;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.specular=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"emissive",get:function(){return this._state.emissive},set:function(e){var t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}},{key:"alpha",get:function(){return this._state.alpha},set:function(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}},{key:"shininess",get:function(){return this._state.shininess},set:function(e){this._state.shininess=void 0!==e?e:80,this.glRedraw()}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||1,this.glRedraw()}},{key:"reflectivity",get:function(){return this._state.reflectivity},set:function(e){this._state.reflectivity=void 0!==e?e:1,this.glRedraw()}},{key:"normalMap",get:function(){return this._normalMap}},{key:"ambientMap",get:function(){return this._ambientMap}},{key:"diffuseMap",get:function(){return this._diffuseMap}},{key:"specularMap",get:function(){return this._specularMap}},{key:"emissiveMap",get:function(){return this._emissiveMap}},{key:"alphaMap",get:function(){return this._alphaMap}},{key:"reflectivityMap",get:function(){return this._reflectivityMap}},{key:"occlusionMap",get:function(){return this._occlusionMap}},{key:"diffuseFresnel",get:function(){return this._diffuseFresnel}},{key:"specularFresnel",get:function(){return this._specularFresnel}},{key:"emissiveFresnel",get:function(){return this._emissiveFresnel}},{key:"alphaFresnel",get:function(){return this._alphaFresnel}},{key:"reflectivityFresnel",get:function(){return this._reflectivityFresnel}},{key:"alphaMode",get:function(){return qi[this._state.alphaMode]},set:function(e){var t=Zi[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" - defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}},{key:"alphaCutoff",get:function(){return this._state.alphaCutoff},set:function(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"frontface",get:function(){return this._state.frontface?"ccw":"cw"},set:function(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),er={default:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.2,.2,.2],edgeAlpha:.5,edgeWidth:1},defaultWhiteBG:{fill:!0,fillColor:[1,1,1],fillAlpha:.6,edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultLightBG:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.2,.2,.2],edgeAlpha:.5,edgeWidth:1},defaultDarkBG:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.5,.5,.5],edgeAlpha:.5,edgeWidth:1},phosphorous:{fill:!0,fillColor:[0,0,0],fillAlpha:.4,edges:!0,edgeColor:[.9,.9,.9],edgeAlpha:.5,edgeWidth:2},sunset:{fill:!0,fillColor:[.9,.9,.6],fillAlpha:.2,edges:!0,edgeColor:[.9,.9,.9],edgeAlpha:.5,edgeWidth:1},vectorscope:{fill:!0,fillColor:[0,0,0],fillAlpha:.7,edges:!0,edgeColor:[.2,1,.2],edgeAlpha:1,edgeWidth:2},battlezone:{fill:!0,fillColor:[0,0,0],fillAlpha:1,edges:!0,edgeColor:[.2,1,.2],edgeAlpha:1,edgeWidth:3},sepia:{fill:!0,fillColor:[.970588207244873,.7965892553329468,.6660899519920349],fillAlpha:.4,edges:!0,edgeColor:[.529411792755127,.4577854573726654,.4100345969200134],edgeAlpha:1,edgeWidth:1},yellowHighlight:{fill:!0,fillColor:[1,1,0],fillAlpha:.5,edges:!0,edgeColor:[1,1,1],edgeAlpha:1,edgeWidth:1},greenSelected:{fill:!0,fillColor:[0,1,0],fillAlpha:.5,edges:!0,edgeColor:[1,1,1],edgeAlpha:1,edgeWidth:1},gamegrid:{fill:!0,fillColor:[.2,.2,.7],fillAlpha:.9,edges:!0,edgeColor:[.4,.4,1.6],edgeAlpha:.8,edgeWidth:3}},tr=function(e){g(i,Yi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new hi({type:"EmphasisMaterial",fill:null,fillColor:null,fillAlpha:null,edges:null,edgeColor:null,edgeAlpha:null,edgeWidth:null,backfaces:!0,glowThrough:!0}),r._preset="default",s.preset?(r.preset=s.preset,void 0!==s.fill&&(r.fill=s.fill),s.fillColor&&(r.fillColor=s.fillColor),void 0!==s.fillAlpha&&(r.fillAlpha=s.fillAlpha),void 0!==s.edges&&(r.edges=s.edges),s.edgeColor&&(r.edgeColor=s.edgeColor),void 0!==s.edgeAlpha&&(r.edgeAlpha=s.edgeAlpha),void 0!==s.edgeWidth&&(r.edgeWidth=s.edgeWidth),void 0!==s.backfaces&&(r.backfaces=s.backfaces),void 0!==s.glowThrough&&(r.glowThrough=s.glowThrough)):(r.fill=s.fill,r.fillColor=s.fillColor,r.fillAlpha=s.fillAlpha,r.edges=s.edges,r.edgeColor=s.edgeColor,r.edgeAlpha=s.edgeAlpha,r.edgeWidth=s.edgeWidth,r.backfaces=s.backfaces,r.glowThrough=s.glowThrough),r}return C(i,[{key:"type",get:function(){return"EmphasisMaterial"}},{key:"presets",get:function(){return er}},{key:"fill",get:function(){return this._state.fill},set:function(e){e=!1!==e,this._state.fill!==e&&(this._state.fill=e,this.glRedraw())}},{key:"fillColor",get:function(){return this._state.fillColor},set:function(e){var t=this._state.fillColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.fillColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.4,t[1]=.4,t[2]=.4),this.glRedraw()}},{key:"fillAlpha",get:function(){return this._state.fillAlpha},set:function(e){e=null!=e?e:.2,this._state.fillAlpha!==e&&(this._state.fillAlpha=e,this.glRedraw())}},{key:"edges",get:function(){return this._state.edges},set:function(e){e=!1!==e,this._state.edges!==e&&(this._state.edges=e,this.glRedraw())}},{key:"edgeColor",get:function(){return this._state.edgeColor},set:function(e){var t=this._state.edgeColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.edgeColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}},{key:"edgeAlpha",get:function(){return this._state.edgeAlpha},set:function(e){e=null!=e?e:.5,this._state.edgeAlpha!==e&&(this._state.edgeAlpha=e,this.glRedraw())}},{key:"edgeWidth",get:function(){return this._state.edgeWidth},set:function(e){this._state.edgeWidth=e||1,this.glRedraw()}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"glowThrough",get:function(){return this._state.glowThrough},set:function(e){e=!1!==e,this._state.glowThrough!==e&&(this._state.glowThrough=e,this.glRedraw())}},{key:"preset",get:function(){return this._preset},set:function(e){if(e=e||"default",this._preset!==e){var t=er[e];t?(this.fill=t.fill,this.fillColor=t.fillColor,this.fillAlpha=t.fillAlpha,this.edges=t.edges,this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this.glowThrough=t.glowThrough,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(er).join(", "))}}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),ir={default:{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1},defaultWhiteBG:{edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultLightBG:{edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultDarkBG:{edgeColor:[.5,.5,.5],edgeAlpha:1,edgeWidth:1}},rr=function(e){g(i,Yi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new hi({type:"EdgeMaterial",edges:null,edgeColor:null,edgeAlpha:null,edgeWidth:null}),r._preset="default",s.preset?(r.preset=s.preset,s.edgeColor&&(r.edgeColor=s.edgeColor),void 0!==s.edgeAlpha&&(r.edgeAlpha=s.edgeAlpha),void 0!==s.edgeWidth&&(r.edgeWidth=s.edgeWidth)):(r.edgeColor=s.edgeColor,r.edgeAlpha=s.edgeAlpha,r.edgeWidth=s.edgeWidth),r.edges=!1!==s.edges,r}return C(i,[{key:"type",get:function(){return"EdgeMaterial"}},{key:"presets",get:function(){return ir}},{key:"edges",get:function(){return this._state.edges},set:function(e){e=!1!==e,this._state.edges!==e&&(this._state.edges=e,this.glRedraw())}},{key:"edgeColor",get:function(){return this._state.edgeColor},set:function(e){var t=this._state.edgeColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.edgeColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}},{key:"edgeAlpha",get:function(){return this._state.edgeAlpha},set:function(e){e=null!=e?e:1,this._state.edgeAlpha!==e&&(this._state.edgeAlpha=e,this.glRedraw())}},{key:"edgeWidth",get:function(){return this._state.edgeWidth},set:function(e){this._state.edgeWidth=e||1,this.glRedraw()}},{key:"preset",get:function(){return this._preset},set:function(e){if(e=e||"default",this._preset!==e){var t=ir[e];t?(this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(ir).join(", "))}}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),sr={meters:{abbrev:"m"},metres:{abbrev:"m"},centimeters:{abbrev:"cm"},centimetres:{abbrev:"cm"},millimeters:{abbrev:"mm"},millimetres:{abbrev:"mm"},yards:{abbrev:"yd"},feet:{abbrev:"ft"},inches:{abbrev:"in"}},nr=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._units="meters",r._scale=1,r._origin=re.vec3([0,0,0]),r.units=s.units,r.scale=s.scale,r.origin=s.origin,r}return C(i,[{key:"unitsInfo",get:function(){return sr}},{key:"units",get:function(){return this._units},set:function(e){e||(e="meters"),sr[e]||(this.error("Unsupported value for 'units': "+e+" defaulting to 'meters'"),e="meters"),this._units=e,this.fire("units",this._units)}},{key:"scale",get:function(){return this._scale},set:function(e){(e=e||1)<=0?this.error("scale value should be larger than zero"):(this._scale=e,this.fire("scale",this._scale))}},{key:"origin",get:function(){return this._origin},set:function(e){if(!e)return this._origin[0]=0,this._origin[1]=0,void(this._origin[2]=0);this._origin[0]=e[0],this._origin[1]=e[1],this._origin[2]=e[2],this.fire("origin",this._origin)}},{key:"worldToRealPos",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.vec3(3);t[0]=this._origin[0]+this._scale*e[0],t[1]=this._origin[1]+this._scale*e[1],t[2]=this._origin[2]+this._scale*e[2]}},{key:"realToWorldPos",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.vec3(3);return t[0]=(e[0]-this._origin[0])/this._scale,t[1]=(e[1]-this._origin[1])/this._scale,t[2]=(e[2]-this._origin[2])/this._scale,t}}]),i}(),or=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._supported=Lt.SUPPORTED_EXTENSIONS.OES_standard_derivatives,r.enabled=s.enabled,r.kernelRadius=s.kernelRadius,r.intensity=s.intensity,r.bias=s.bias,r.scale=s.scale,r.minResolution=s.minResolution,r.numSamples=s.numSamples,r.blur=s.blur,r.blendCutoff=s.blendCutoff,r.blendFactor=s.blendFactor,r}return C(i,[{key:"supported",get:function(){return this._supported}},{key:"enabled",get:function(){return this._enabled},set:function(e){e=!!e,this._enabled!==e&&(this._enabled=e,this.glRedraw())}},{key:"possible",get:function(){if(!this._supported)return!1;if(!this._enabled)return!1;var e=this.scene.camera.projection;return"customProjection"!==e&&"frustum"!==e}},{key:"active",get:function(){return this._active}},{key:"kernelRadius",get:function(){return this._kernelRadius},set:function(e){null==e&&(e=100),this._kernelRadius!==e&&(this._kernelRadius=e,this.glRedraw())}},{key:"intensity",get:function(){return this._intensity},set:function(e){null==e&&(e=.15),this._intensity!==e&&(this._intensity=e,this.glRedraw())}},{key:"bias",get:function(){return this._bias},set:function(e){null==e&&(e=.5),this._bias!==e&&(this._bias=e,this.glRedraw())}},{key:"scale",get:function(){return this._scale},set:function(e){null==e&&(e=1),this._scale!==e&&(this._scale=e,this.glRedraw())}},{key:"minResolution",get:function(){return this._minResolution},set:function(e){null==e&&(e=0),this._minResolution!==e&&(this._minResolution=e,this.glRedraw())}},{key:"numSamples",get:function(){return this._numSamples},set:function(e){null==e&&(e=10),this._numSamples!==e&&(this._numSamples=e,this.glRedraw())}},{key:"blur",get:function(){return this._blur},set:function(e){e=!1!==e,this._blur!==e&&(this._blur=e,this.glRedraw())}},{key:"blendCutoff",get:function(){return this._blendCutoff},set:function(e){null==e&&(e=.3),this._blendCutoff!==e&&(this._blendCutoff=e,this.glRedraw())}},{key:"blendFactor",get:function(){return this._blendFactor},set:function(e){null==e&&(e=1),this._blendFactor!==e&&(this._blendFactor=e,this.glRedraw())}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}}]),i}(),ar=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).sliceColor=s.sliceColor,r.sliceThickness=s.sliceThickness,r}return C(i,[{key:"sliceThickness",get:function(){return this._sliceThickness},set:function(e){null==e&&(e=0),this._sliceThickness!==e&&(this._sliceThickness=e,this.glRedraw())}},{key:"sliceColor",get:function(){return this._sliceColor},set:function(e){null==e&&(e=[0,0,0,1]),this._sliceColor!==e&&(this._sliceColor=e,this.glRedraw())}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}}]),i}(),lr={default:{pointSize:4,roundPoints:!0,perspectivePoints:!0},square:{pointSize:4,roundPoints:!1,perspectivePoints:!0},round:{pointSize:4,roundPoints:!0,perspectivePoints:!0}},ur=function(e){g(i,Yi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new hi({type:"PointsMaterial",pointSize:null,roundPoints:null,perspectivePoints:null,minPerspectivePointSize:null,maxPerspectivePointSize:null,filterIntensity:null,minIntensity:null,maxIntensity:null}),s.preset?(r.preset=s.preset,void 0!==s.pointSize&&(r.pointSize=s.pointSize),void 0!==s.roundPoints&&(r.roundPoints=s.roundPoints),void 0!==s.perspectivePoints&&(r.perspectivePoints=s.perspectivePoints),void 0!==s.minPerspectivePointSize&&(r.minPerspectivePointSize=s.minPerspectivePointSize),void 0!==s.maxPerspectivePointSize&&(r.maxPerspectivePointSize=s.minPerspectivePointSize)):(r._preset="default",r.pointSize=s.pointSize,r.roundPoints=s.roundPoints,r.perspectivePoints=s.perspectivePoints,r.minPerspectivePointSize=s.minPerspectivePointSize,r.maxPerspectivePointSize=s.maxPerspectivePointSize),r.filterIntensity=s.filterIntensity,r.minIntensity=s.minIntensity,r.maxIntensity=s.maxIntensity,r}return C(i,[{key:"type",get:function(){return"PointsMaterial"}},{key:"presets",get:function(){return lr}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||2,this.glRedraw()}},{key:"roundPoints",get:function(){return this._state.roundPoints},set:function(e){e=!1!==e,this._state.roundPoints!==e&&(this._state.roundPoints=e,this.scene._needRecompile=!0,this.glRedraw())}},{key:"perspectivePoints",get:function(){return this._state.perspectivePoints},set:function(e){e=!1!==e,this._state.perspectivePoints!==e&&(this._state.perspectivePoints=e,this.scene._needRecompile=!0,this.glRedraw())}},{key:"minPerspectivePointSize",get:function(){return this._state.minPerspectivePointSize},set:function(e){this._state.minPerspectivePointSize=e||1,this.scene._needRecompile=!0,this.glRedraw()}},{key:"maxPerspectivePointSize",get:function(){return this._state.maxPerspectivePointSize},set:function(e){this._state.maxPerspectivePointSize=e||6,this.scene._needRecompile=!0,this.glRedraw()}},{key:"filterIntensity",get:function(){return this._state.filterIntensity},set:function(e){e=!1!==e,this._state.filterIntensity!==e&&(this._state.filterIntensity=e,this.scene._needRecompile=!0,this.glRedraw())}},{key:"minIntensity",get:function(){return this._state.minIntensity},set:function(e){this._state.minIntensity=null!=e?e:0,this.glRedraw()}},{key:"maxIntensity",get:function(){return this._state.maxIntensity},set:function(e){this._state.maxIntensity=null!=e?e:1,this.glRedraw()}},{key:"preset",get:function(){return this._preset},set:function(e){if(e=e||"default",this._preset!==e){var t=lr[e];t?(this.pointSize=t.pointSize,this.roundPoints=t.roundPoints,this.perspectivePoints=t.perspectivePoints,this.minPerspectivePointSize=t.minPerspectivePointSize,this.maxPerspectivePointSize=t.maxPerspectivePointSize,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(lr).join(", "))}}},{key:"hash",get:function(){return[this.pointSize,this.roundPoints,this.perspectivePoints,this.minPerspectivePointSize,this.maxPerspectivePointSize,this.filterIntensity].join(";")}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),cr={default:{lineWidth:1},thick:{lineWidth:2},thicker:{lineWidth:4}},Ar=function(e){g(i,Yi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new hi({type:"LinesMaterial",lineWidth:null}),s.preset?(r.preset=s.preset,void 0!==s.lineWidth&&(r.lineWidth=s.lineWidth)):(r._preset="default",r.lineWidth=s.lineWidth),r}return C(i,[{key:"type",get:function(){return"LinesMaterial"}},{key:"presets",get:function(){return cr}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"preset",get:function(){return this._preset},set:function(e){if(e=e||"default",this._preset!==e){var t=cr[e];t?(this.lineWidth=t.lineWidth,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(cr).join(", "))}}},{key:"hash",get:function(){return[""+this.lineWidth].join(";")}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}();function hr(e,t){for(var i,r,s={},n=0,o=t.length;n<o;n++)i=t[n],(r=e.components[i])?r.isEntity?s[i]=!0:e.warn("pick(): Component is not an Entity: "+i):e.warn("pick(): Component not found: "+i);return s}var dr=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),r=t.call(this,null,s);var n=s.canvasElement||document.getElementById(s.canvasId);if(!(n instanceof HTMLCanvasElement))throw"Mandatory config expected: valid canvasId or canvasElement";r._tickifiedFunctions={};var o=!!s.transparent,a=!!s.alphaDepthMask;return r._aabbDirty=!0,r._readableGeometry=!!s.readableGeometryEnabled,r.viewer=e,r.occlusionTestCountdown=0,r.loading=0,r.startTime=(new Date).getTime(),r.models={},r.objects={},r._numObjects=0,r.visibleObjects={},r._numVisibleObjects=0,r.xrayedObjects={},r._numXRayedObjects=0,r.highlightedObjects={},r._numHighlightedObjects=0,r.selectedObjects={},r._numSelectedObjects=0,r.colorizedObjects={},r._numColorizedObjects=0,r.opacityObjects={},r._numOpacityObjects=0,r.offsetObjects={},r._numOffsetObjects=0,r._modelIds=null,r._objectIds=null,r._visibleObjectIds=null,r._xrayedObjectIds=null,r._highlightedObjectIds=null,r._selectedObjectIds=null,r._colorizedObjectIds=null,r._opacityObjectIds=null,r._offsetObjectIds=null,r._collidables={},r._compilables={},r._needRecompile=!1,r.types={},r.components={},r.sectionPlanes={},r.lights={},r.lightMaps={},r.reflectionMaps={},r.bitmaps={},r.lineSets={},r.realWorldOffset=s.realWorldOffset||new Float64Array([0,0,0]),r.canvas=new St(b(r),{dontClear:!0,canvas:n,spinnerElementId:s.spinnerElementId,transparent:o,webgl2:!1!==s.webgl2,contextAttr:s.contextAttr||{},backgroundColor:s.backgroundColor,backgroundColorFromAmbientLight:s.backgroundColorFromAmbientLight,premultipliedAlpha:s.premultipliedAlpha}),r.canvas.on("boundary",(function(){r.glRedraw()})),r.canvas.on("webglContextFailed",(function(){alert("xeokit failed to find WebGL!")})),r._renderer=new ui(b(r),{transparent:o,alphaDepthMask:a}),r._sectionPlanesState=new function(){this.sectionPlanes=[],this.clippingCaps=!1,this._numCachedSectionPlanes=0;var e=null;this.getHash=function(){if(e)return e;var t=this.getNumAllocatedSectionPlanes();if(this.sectionPlanes,0===t)return this.hash=";";for(var i=[],r=0,s=t;r<s;r++)i.push("cp");return i.push(";"),e=i.join("")},this.addSectionPlane=function(t){this.sectionPlanes.push(t),e=null},this.removeSectionPlane=function(t){for(var i=0,r=this.sectionPlanes.length;i<r;i++)if(this.sectionPlanes[i].id===t.id)return this.sectionPlanes.splice(i,1),void(e=null)},this.setNumCachedSectionPlanes=function(t){this._numCachedSectionPlanes=t,e=null},this.getNumCachedSectionPlanes=function(){return this._numCachedSectionPlanes},this.getNumAllocatedSectionPlanes=function(){var e=this.sectionPlanes.length;return e>this._numCachedSectionPlanes?e:this._numCachedSectionPlanes}},r._sectionPlanesState.setNumCachedSectionPlanes(s.numCachedSectionPlanes||0),r._lightsState=new function(){var e=re.vec4([0,0,0,0]),t=re.vec4();this.lights=[],this.reflectionMaps=[],this.lightMaps=[];var i=null,r=null;this.getHash=function(){if(i)return i;for(var e,t=[],r=this.lights,s=0,n=r.length;s<n;s++)e=r[s],t.push("/"),t.push(e.type),t.push("world"===e.space?"w":"v"),e.castsShadow&&t.push("sh");return this.lightMaps.length>0&&t.push("/lm"),this.reflectionMaps.length>0&&t.push("/rm"),t.push(";"),i=t.join("")},this.addLight=function(e){this.lights.push(e),r=null,i=null},this.removeLight=function(e){for(var t=0,s=this.lights.length;t<s;t++){if(this.lights[t].id===e.id)return this.lights.splice(t,1),r&&r.id===e.id&&(r=null),void(i=null)}},this.addReflectionMap=function(e){this.reflectionMaps.push(e),i=null},this.removeReflectionMap=function(e){for(var t=0,r=this.reflectionMaps.length;t<r;t++)if(this.reflectionMaps[t].id===e.id)return this.reflectionMaps.splice(t,1),void(i=null)},this.addLightMap=function(e){this.lightMaps.push(e),i=null},this.removeLightMap=function(e){for(var t=0,r=this.lightMaps.length;t<r;t++)if(this.lightMaps[t].id===e.id)return this.lightMaps.splice(t,1),void(i=null)},this.getAmbientColorAndIntensity=function(){if(!r)for(var i=0,s=this.lights.length;i<s;i++){var n=this.lights[i];if("ambient"===n.type){r=n;break}}if(r){var o=r.color,a=r.intensity;return t[0]=o[0],t[1]=o[1],t[2]=o[2],t[3]=a,t}return e}},r.input=new ci(b(r),{dontClear:!0,element:r.canvas.canvas,keyboardEventsElement:s.keyboardEventsElement}),r.metrics=new nr(b(r),{units:s.units,scale:s.scale,origin:s.origin}),r.sao=new or(b(r),{enabled:s.saoEnabled}),r.crossSections=new ar(b(r),{}),r.ticksPerRender=s.ticksPerRender,r.ticksPerOcclusionTest=s.ticksPerOcclusionTest,r.passes=s.passes,r.clearEachPass=s.clearEachPass,r.gammaInput=s.gammaInput,r.gammaOutput=s.gammaOutput,r.gammaFactor=s.gammaFactor,r._entityOffsetsEnabled=!!s.entityOffsetsEnabled,r._logarithmicDepthBufferEnabled=!!s.logarithmicDepthBufferEnabled,r._dtxEnabled=!1!==s.dtxEnabled,r._pbrEnabled=!!s.pbrEnabled,r._colorTextureEnabled=!1!==s.colorTextureEnabled,r._dtxEnabled=!!s.dtxEnabled,r._markerZOffset=s.markerZOffset,we._addScene(b(r)),r._initDefaults(),r._viewport=new di(b(r),{id:"default.viewport",autoBoundary:!0,dontClear:!0}),r._camera=new Si(b(r),{id:"default.camera",dontClear:!0}),new Ri(b(r),{color:[1,1,1],intensity:.7}),new Li(b(r),{dir:[.8,-.5,-.5],color:[.67,.67,1],intensity:.7,space:"world"}),new Li(b(r),{dir:[-.8,-1,.5],color:[1,1,.9],intensity:.9,space:"world"}),r._camera.on("dirty",(function(){r._renderer.imageDirty()})),r}return C(i,[{key:"type",get:function(){return"Scene"}},{key:"_initDefaults",value:function(){}},{key:"_addComponent",value:function(e){if(e.id&&this.components[e.id]&&(this.error("Component "+he.inQuotes(e.id)+" already exists in Scene - ignoring ID, will randomly-generate instead"),e.id=null),!e.id)for(void 0===window.nextID&&(window.nextID=0),e.id="__"+window.nextID++;this.components[e.id];)e.id=re.createUUID();this.components[e.id]=e;var t=e.type,i=this.types[e.type];i||(i=this.types[t]={}),i[e.id]=e,e.compile&&(this._compilables[e.id]=e),e.isDrawable&&(this._renderer.addDrawable(e.id,e),this._collidables[e.id]=e)}},{key:"_removeComponent",value:function(e){var t=e.id,i=e.type;delete this.components[t];var r=this.types[i];r&&(delete r[t],he.isEmptyObject(r)&&delete this.types[i]),e.compile&&delete this._compilables[e.id],e.isDrawable&&(this._renderer.removeDrawable(e.id),delete this._collidables[e.id])}},{key:"_sectionPlaneCreated",value:function(e){this.sectionPlanes[e.id]=e,this.scene._sectionPlanesState.addSectionPlane(e._state),this.scene.fire("sectionPlaneCreated",e,!0),this._needRecompile=!0}},{key:"_bitmapCreated",value:function(e){this.bitmaps[e.id]=e,this.scene.fire("bitmapCreated",e,!0)}},{key:"_lineSetCreated",value:function(e){this.lineSets[e.id]=e,this.scene.fire("lineSetCreated",e,!0)}},{key:"_lightCreated",value:function(e){this.lights[e.id]=e,this.scene._lightsState.addLight(e._state),this._needRecompile=!0}},{key:"_lightMapCreated",value:function(e){this.lightMaps[e.id]=e,this.scene._lightsState.addLightMap(e._state),this._needRecompile=!0}},{key:"_reflectionMapCreated",value:function(e){this.reflectionMaps[e.id]=e,this.scene._lightsState.addReflectionMap(e._state),this._needRecompile=!0}},{key:"_sectionPlaneDestroyed",value:function(e){delete this.sectionPlanes[e.id],this.scene._sectionPlanesState.removeSectionPlane(e._state),this.scene.fire("sectionPlaneDestroyed",e,!0),this._needRecompile=!0}},{key:"_bitmapDestroyed",value:function(e){delete this.bitmaps[e.id],this.scene.fire("bitmapDestroyed",e,!0)}},{key:"_lineSetDestroyed",value:function(e){delete this.lineSets[e.id],this.scene.fire("lineSetDestroyed",e,!0)}},{key:"_lightDestroyed",value:function(e){delete this.lights[e.id],this.scene._lightsState.removeLight(e._state),this._needRecompile=!0}},{key:"_lightMapDestroyed",value:function(e){delete this.lightMaps[e.id],this.scene._lightsState.removeLightMap(e._state),this._needRecompile=!0}},{key:"_reflectionMapDestroyed",value:function(e){delete this.reflectionMaps[e.id],this.scene._lightsState.removeReflectionMap(e._state),this._needRecompile=!0}},{key:"_registerModel",value:function(e){this.models[e.id]=e,this._modelIds=null}},{key:"_deregisterModel",value:function(e){var t=e.id;delete this.models[t],this._modelIds=null,this.fire("modelUnloaded",t)}},{key:"_registerObject",value:function(e){this.objects[e.id]=e,this._numObjects++,this._objectIds=null}},{key:"_deregisterObject",value:function(e){delete this.objects[e.id],this._numObjects--,this._objectIds=null}},{key:"_objectVisibilityUpdated",value:function(e){var t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];e.visible?(this.visibleObjects[e.id]=e,this._numVisibleObjects++):(delete this.visibleObjects[e.id],this._numVisibleObjects--),this._visibleObjectIds=null,t&&this.fire("objectVisibility",e,!0)}},{key:"_deRegisterVisibleObject",value:function(e){delete this.visibleObjects[e.id],this._numVisibleObjects--,this._visibleObjectIds=null}},{key:"_objectXRayedUpdated",value:function(e){var t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];e.xrayed?(this.xrayedObjects[e.id]=e,this._numXRayedObjects++):(delete this.xrayedObjects[e.id],this._numXRayedObjects--),this._xrayedObjectIds=null,t&&this.fire("objectXRayed",e,!0)}},{key:"_deRegisterXRayedObject",value:function(e){delete this.xrayedObjects[e.id],this._numXRayedObjects--,this._xrayedObjectIds=null}},{key:"_objectHighlightedUpdated",value:function(e){e.highlighted?(this.highlightedObjects[e.id]=e,this._numHighlightedObjects++):(delete this.highlightedObjects[e.id],this._numHighlightedObjects--),this._highlightedObjectIds=null}},{key:"_deRegisterHighlightedObject",value:function(e){delete this.highlightedObjects[e.id],this._numHighlightedObjects--,this._highlightedObjectIds=null}},{key:"_objectSelectedUpdated",value:function(e){var t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];e.selected?(this.selectedObjects[e.id]=e,this._numSelectedObjects++):(delete this.selectedObjects[e.id],this._numSelectedObjects--),this._selectedObjectIds=null,t&&this.fire("objectSelected",e,!0)}},{key:"_deRegisterSelectedObject",value:function(e){delete this.selectedObjects[e.id],this._numSelectedObjects--,this._selectedObjectIds=null}},{key:"_objectColorizeUpdated",value:function(e,t){t?(this.colorizedObjects[e.id]=e,this._numColorizedObjects++):(delete this.colorizedObjects[e.id],this._numColorizedObjects--),this._colorizedObjectIds=null}},{key:"_deRegisterColorizedObject",value:function(e){delete this.colorizedObjects[e.id],this._numColorizedObjects--,this._colorizedObjectIds=null}},{key:"_objectOpacityUpdated",value:function(e,t){t?(this.opacityObjects[e.id]=e,this._numOpacityObjects++):(delete this.opacityObjects[e.id],this._numOpacityObjects--),this._opacityObjectIds=null}},{key:"_deRegisterOpacityObject",value:function(e){delete this.opacityObjects[e.id],this._numOpacityObjects--,this._opacityObjectIds=null}},{key:"_objectOffsetUpdated",value:function(e,t){!t||0===t[0]&&0===t[1]&&0===t[2]?(this.offsetObjects[e.id]=e,this._numOffsetObjects++):(delete this.offsetObjects[e.id],this._numOffsetObjects--),this._offsetObjectIds=null}},{key:"_deRegisterOffsetObject",value:function(e){delete this.offsetObjects[e.id],this._numOffsetObjects--,this._offsetObjectIds=null}},{key:"_webglContextLost",value:function(){for(var e in this.canvas.spinner.processes++,this.components)if(this.components.hasOwnProperty(e)){var t=this.components[e];t._webglContextLost&&t._webglContextLost()}this._renderer.webglContextLost()}},{key:"_webglContextRestored",value:function(){var e=this.canvas.gl;for(var t in this.components)if(this.components.hasOwnProperty(t)){var i=this.components[t];i._webglContextRestored&&i._webglContextRestored(e)}this._renderer.webglContextRestored(e),this.canvas.spinner.processes--}},{key:"capabilities",get:function(){return this._renderer.capabilities}},{key:"entityOffsetsEnabled",get:function(){return this._entityOffsetsEnabled}},{key:"readableGeometryEnabled",get:function(){return this._readableGeometry}},{key:"pickSurfacePrecisionEnabled",get:function(){return this._readableGeometry}},{key:"logarithmicDepthBufferEnabled",get:function(){return this._logarithmicDepthBufferEnabled}},{key:"numCachedSectionPlanes",get:function(){return this._sectionPlanesState.getNumCachedSectionPlanes()},set:function(e){e=e||0,this._sectionPlanesState.getNumCachedSectionPlanes()!==e&&(this._sectionPlanesState.setNumCachedSectionPlanes(e),this._needRecompile=!0,this.glRedraw())}},{key:"pbrEnabled",get:function(){return this._pbrEnabled},set:function(e){this._pbrEnabled=!!e,this.glRedraw()}},{key:"dtxEnabled",get:function(){return this._dtxEnabled},set:function(e){e=!!e,this._dtxEnabled!==e&&(this._dtxEnabled=e)}},{key:"colorTextureEnabled",get:function(){return this._colorTextureEnabled},set:function(e){this._colorTextureEnabled=!!e,this.glRedraw()}},{key:"markerZOffset",get:function(){return null==this._markerZOffset?-.001:this._markerZOffset}},{key:"doOcclusionTest",value:function(){this._needRecompile&&(this._recompile(),this._needRecompile=!1),this._renderer.doOcclusionTest()}},{key:"render",value:function(e){e&&we.runTasks();var t={sceneId:null,pass:0};if(this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1),e||this._renderer.needsRender()){t.sceneId=this.id;var i,r,s=this._passes,n=this._clearEachPass;for(i=0;i<s;i++)t.pass=i,this.fire("rendering",t,!0),r=n||0===i,this._renderer.render({pass:i,clear:r,force:e}),this.fire("rendered",t,!0);this._saveAmbientColor()}}},{key:"compile",value:function(){this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1)}},{key:"_recompile",value:function(){for(var e in this._compilables)this._compilables.hasOwnProperty(e)&&this._compilables[e].compile();this._renderer.shadowsDirty(),this.fire("compile",this,!0)}},{key:"_saveAmbientColor",value:function(){var e=this.canvas;if(e.transparent||e.backgroundImage||e.backgroundColor)this._lastAmbientColor=null;else{var t=this._lightsState.getAmbientColorAndIntensity();this._lastAmbientColor&&this._lastAmbientColor[0]===t[0]&&this._lastAmbientColor[1]===t[1]&&this._lastAmbientColor[2]===t[2]&&this._lastAmbientColor[3]===t[3]||(e.backgroundColor=t,this._lastAmbientColor||(this._lastAmbientColor=re.vec4([0,0,0,1])),this._lastAmbientColor.set(t))}}},{key:"modelIds",get:function(){return this._modelIds||(this._modelIds=Object.keys(this.models)),this._modelIds}},{key:"numObjects",get:function(){return this._numObjects}},{key:"objectIds",get:function(){return this._objectIds||(this._objectIds=Object.keys(this.objects)),this._objectIds}},{key:"numVisibleObjects",get:function(){return this._numVisibleObjects}},{key:"visibleObjectIds",get:function(){return this._visibleObjectIds||(this._visibleObjectIds=Object.keys(this.visibleObjects)),this._visibleObjectIds}},{key:"numXRayedObjects",get:function(){return this._numXRayedObjects}},{key:"xrayedObjectIds",get:function(){return this._xrayedObjectIds||(this._xrayedObjectIds=Object.keys(this.xrayedObjects)),this._xrayedObjectIds}},{key:"numHighlightedObjects",get:function(){return this._numHighlightedObjects}},{key:"highlightedObjectIds",get:function(){return this._highlightedObjectIds||(this._highlightedObjectIds=Object.keys(this.highlightedObjects)),this._highlightedObjectIds}},{key:"numSelectedObjects",get:function(){return this._numSelectedObjects}},{key:"selectedObjectIds",get:function(){return this._selectedObjectIds||(this._selectedObjectIds=Object.keys(this.selectedObjects)),this._selectedObjectIds}},{key:"numColorizedObjects",get:function(){return this._numColorizedObjects}},{key:"colorizedObjectIds",get:function(){return this._colorizedObjectIds||(this._colorizedObjectIds=Object.keys(this.colorizedObjects)),this._colorizedObjectIds}},{key:"opacityObjectIds",get:function(){return this._opacityObjectIds||(this._opacityObjectIds=Object.keys(this.opacityObjects)),this._opacityObjectIds}},{key:"offsetObjectIds",get:function(){return this._offsetObjectIds||(this._offsetObjectIds=Object.keys(this.offsetObjects)),this._offsetObjectIds}},{key:"ticksPerRender",get:function(){return this._ticksPerRender},set:function(e){null==e?e=1:(!he.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'ticksPerRender': '"+e+"' - should be an integer greater than zero."),e=1),e!==this._ticksPerRender&&(this._ticksPerRender=e)}},{key:"ticksPerOcclusionTest",get:function(){return this._ticksPerOcclusionTest},set:function(e){null==e?e=20:(!he.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'ticksPerOcclusionTest': '"+e+"' - should be an integer greater than zero."),e=20),e!==this._ticksPerOcclusionTest&&(this._ticksPerOcclusionTest=e)}},{key:"passes",get:function(){return this._passes},set:function(e){null==e?e=1:(!he.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'passes': '"+e+"' - should be an integer greater than zero."),e=1),e!==this._passes&&(this._passes=e,this.glRedraw())}},{key:"clearEachPass",get:function(){return this._clearEachPass},set:function(e){(e=!!e)!==this._clearEachPass&&(this._clearEachPass=e,this.glRedraw())}},{key:"gammaInput",get:function(){return this._renderer.gammaInput},set:function(e){(e=!1!==e)!==this._renderer.gammaInput&&(this._renderer.gammaInput=e,this._needRecompile=!0,this.glRedraw())}},{key:"gammaOutput",get:function(){return this._renderer.gammaOutput},set:function(e){(e=!!e)!==this._renderer.gammaOutput&&(this._renderer.gammaOutput=e,this._needRecompile=!0,this.glRedraw())}},{key:"gammaFactor",get:function(){return this._renderer.gammaFactor},set:function(e){(e=null==e?2.2:e)!==this._renderer.gammaFactor&&(this._renderer.gammaFactor=e,this.glRedraw())}},{key:"geometry",get:function(){return this.components["default.geometry"]||Ji(Xi)}},{key:"material",get:function(){return this.components["default.material"]||new $i(this,{id:"default.material",emissive:[.4,.4,.4],dontClear:!0})}},{key:"xrayMaterial",get:function(){return this.components["default.xrayMaterial"]||new tr(this,{id:"default.xrayMaterial",preset:"sepia",dontClear:!0})}},{key:"highlightMaterial",get:function(){return this.components["default.highlightMaterial"]||new tr(this,{id:"default.highlightMaterial",preset:"yellowHighlight",dontClear:!0})}},{key:"selectedMaterial",get:function(){return this.components["default.selectedMaterial"]||new tr(this,{id:"default.selectedMaterial",preset:"greenSelected",dontClear:!0})}},{key:"edgeMaterial",get:function(){return this.components["default.edgeMaterial"]||new rr(this,{id:"default.edgeMaterial",preset:"default",edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1,dontClear:!0})}},{key:"pointsMaterial",get:function(){return this.components["default.pointsMaterial"]||new ur(this,{id:"default.pointsMaterial",preset:"default",dontClear:!0})}},{key:"linesMaterial",get:function(){return this.components["default.linesMaterial"]||new Ar(this,{id:"default.linesMaterial",preset:"default",dontClear:!0})}},{key:"viewport",get:function(){return this._viewport}},{key:"camera",get:function(){return this._camera}},{key:"center",get:function(){if(this._aabbDirty||!this._center){var e=this.aabb;this._center||(this._center=re.vec3()),this._center[0]=(e[0]+e[3])/2,this._center[1]=(e[1]+e[4])/2,this._center[2]=(e[2]+e[5])/2}return this._center}},{key:"aabb",get:function(){if(this._aabbDirty){this._aabb||(this._aabb=re.AABB3());var e,t,i=re.MAX_DOUBLE,r=re.MAX_DOUBLE,s=re.MAX_DOUBLE,n=re.MIN_DOUBLE,o=re.MIN_DOUBLE,a=re.MIN_DOUBLE,l=this._collidables,u=!1;for(var c in l)if(l.hasOwnProperty(c)){if(!1===(t=l[c]).collidable)continue;(e=t.aabb)[0]<i&&(i=e[0]),e[1]<r&&(r=e[1]),e[2]<s&&(s=e[2]),e[3]>n&&(n=e[3]),e[4]>o&&(o=e[4]),e[5]>a&&(a=e[5]),u=!0}u||(i=-100,r=-100,s=-100,n=100,o=100,a=100),this._aabb[0]=i,this._aabb[1]=r,this._aabb[2]=s,this._aabb[3]=n,this._aabb[4]=o,this._aabb[5]=a,this._aabbDirty=!1,this._center=null}return this._aabb}},{key:"_setAABBDirty",value:function(){this._aabbDirty=!0,this.fire("boundary")}},{key:"pick",value:function(e,t){if(0===this.canvas.boundary[2]||0===this.canvas.boundary[3])return this.error("Picking not allowed while canvas has zero width or height"),null;(e=e||{}).pickSurface=e.pickSurface||e.rayPick,e.canvasPos||e.matrix||e.origin&&e.direction||this.warn("picking without canvasPos, matrix, or ray origin and direction");var i=e.includeEntities||e.include;i&&(e.includeEntityIds=hr(this,i));var r=e.excludeEntities||e.exclude;return r&&(e.excludeEntityIds=hr(this,r)),this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1),(t=e.snapToEdge||e.snapToVertex?this._renderer.snapPick(e,t):this._renderer.pick(e,t))&&t.entity&&t.entity.fire&&t.entity.fire("picked",t),t}},{key:"snapPick",value:function(e){if(void 0===this._warnSnapPickDeprecated&&(this._warnSnapPickDeprecated=!0,this.warn("Scene.snapPick() is deprecated since v2.4.2 - use Scene.pick() instead")),e.canvasPos)return this._renderer.snapPick(e);this.error("Scene.snapPick() canvasPos parameter expected")}},{key:"clear",value:function(){var e;for(var t in this.components)this.components.hasOwnProperty(t)&&((e=this.components[t])._dontClear||e.destroy())}},{key:"clearLights",value:function(){for(var e=Object.keys(this.lights),t=0,i=e.length;t<i;t++)this.lights[e[t]].destroy()}},{key:"clearSectionPlanes",value:function(){for(var e=Object.keys(this.sectionPlanes),t=0,i=e.length;t<i;t++)this.sectionPlanes[e[t]].destroy()}},{key:"clearBitmaps",value:function(){for(var e=Object.keys(this.bitmaps),t=0,i=e.length;t<i;t++)this.bitmaps[e[t]].destroy()}},{key:"clearLines",value:function(){for(var e=Object.keys(this.lineSets),t=0,i=e.length;t<i;t++)this.lineSets[e[t]].destroy()}},{key:"getAABB",value:function(e){if(void 0===e)return this.aabb;if(he.isString(e)){var t=this.objects[e];if(t&&t.aabb)return t.aabb;e=[e]}if(0===e.length)return this.aabb;var i,r=re.MAX_DOUBLE,s=re.MAX_DOUBLE,n=re.MAX_DOUBLE,o=re.MIN_DOUBLE,a=re.MIN_DOUBLE,l=re.MIN_DOUBLE;if(this.withObjects(e,(function(e){if(e.collidable){var t=e.aabb;t[0]<r&&(r=t[0]),t[1]<s&&(s=t[1]),t[2]<n&&(n=t[2]),t[3]>o&&(o=t[3]),t[4]>a&&(a=t[4]),t[5]>l&&(l=t[5]),i=!0}})),i){var u=re.AABB3();return u[0]=r,u[1]=s,u[2]=n,u[3]=o,u[4]=a,u[5]=l,u}return this.aabb}},{key:"setObjectsVisible",value:function(e,t){return this.withObjects(e,(function(e){var i=e.visible!==t;return e.visible=t,i}))}},{key:"setObjectsCollidable",value:function(e,t){return this.withObjects(e,(function(e){var i=e.collidable!==t;return e.collidable=t,i}))}},{key:"setObjectsCulled",value:function(e,t){return this.withObjects(e,(function(e){var i=e.culled!==t;return e.culled=t,i}))}},{key:"setObjectsSelected",value:function(e,t){return this.withObjects(e,(function(e){var i=e.selected!==t;return e.selected=t,i}))}},{key:"setObjectsHighlighted",value:function(e,t){return this.withObjects(e,(function(e){var i=e.highlighted!==t;return e.highlighted=t,i}))}},{key:"setObjectsXRayed",value:function(e,t){return this.withObjects(e,(function(e){var i=e.xrayed!==t;return e.xrayed=t,i}))}},{key:"setObjectsEdges",value:function(e,t){return this.withObjects(e,(function(e){var i=e.edges!==t;return e.edges=t,i}))}},{key:"setObjectsColorized",value:function(e,t){return this.withObjects(e,(function(e){e.colorize=t}))}},{key:"setObjectsOpacity",value:function(e,t){return this.withObjects(e,(function(e){var i=e.opacity!==t;return e.opacity=t,i}))}},{key:"setObjectsPickable",value:function(e,t){return this.withObjects(e,(function(e){var i=e.pickable!==t;return e.pickable=t,i}))}},{key:"setObjectsOffset",value:function(e,t){this.withObjects(e,(function(e){e.offset=t}))}},{key:"withObjects",value:function(e,t){he.isString(e)&&(e=[e]);for(var i=!1,r=0,s=e.length;r<s;r++){var n=e[r],o=this.objects[n];if(o)i=t(o)||i;else for(var a=this.modelIds,l=0,u=a.length;l<u;l++){var c=a[l],A=re.globalizeObjectId(c,n);(o=this.objects[A])&&(i=t(o)||i)}}return i}},{key:"tickify",value:function(e){var t=e.toString();if(t in this._tickifiedFunctions)return this._tickifiedFunctions[t].wrapperFunc;var i,r=0,s=0,n=function(){for(var e=arguments.length,t=new Array(e),r=0;r<e;r++)t[r]=arguments[r];i=t,s++},o=this.on("tick",(function(){s>r&&(r=s,e.apply(void 0,h(i)))}));return this._tickifiedFunctions[t]={tickSubId:o,wrapperFunc:n},n}},{key:"destroy",value:function(){for(var e in 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t=e.scene,i=e.scene._sectionPlanesState,r=e.scene._lightsState,s=e._geometry._state,n=e._state.billboard,o=e._state.stationary,a=i.getNumAllocatedSectionPlanes()>0,l=!!s.compressGeometry,u=[];u.push("#version 300 es"),u.push("// Lambertian drawing vertex shader"),u.push("in vec3 position;"),u.push("uniform mat4 modelMatrix;"),u.push("uniform mat4 viewMatrix;"),u.push("uniform mat4 projMatrix;"),u.push("uniform vec4 colorize;"),u.push("uniform vec3 offset;"),l&&u.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(u.push("uniform float logDepthBufFC;"),u.push("out float vFragDepth;"),u.push("bool isPerspectiveMatrix(mat4 m) {"),u.push("    return (m[2][3] == - 1.0);"),u.push("}"),u.push("out float isPerspective;"));a&&u.push("out vec4 vWorldPosition;");if(u.push("uniform vec4 lightAmbient;"),u.push("uniform vec4 materialColor;"),u.push("uniform vec3 materialEmissive;"),s.normalsBuf){u.push("in vec3 normal;"),u.push("uniform mat4 modelNormalMatrix;"),u.push("uniform mat4 viewNormalMatrix;");for(var c=0,A=r.lights.length;c<A;c++){var h=r.lights[c];"ambient"!==h.type&&(u.push("uniform vec4 lightColor"+c+";"),"dir"===h.type&&u.push("uniform vec3 lightDir"+c+";"),"point"===h.type&&u.push("uniform vec3 lightPos"+c+";"),"spot"===h.type&&(u.push("uniform vec3 lightPos"+c+";"),u.push("uniform vec3 lightDir"+c+";")))}l&&(u.push("vec3 octDecode(vec2 oct) {"),u.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),u.push("    if (v.z < 0.0) {"),u.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),u.push("    }"),u.push("    return normalize(v);"),u.push("}"))}u.push("out vec4 vColor;"),"points"===s.primitiveName&&u.push("uniform float pointSize;");"spherical"!==n&&"cylindrical"!==n||(u.push("void billboard(inout mat4 mat) {"),u.push("   mat[0][0] = 1.0;"),u.push("   mat[0][1] = 0.0;"),u.push("   mat[0][2] = 0.0;"),"spherical"===n&&(u.push("   mat[1][0] = 0.0;"),u.push("   mat[1][1] = 1.0;"),u.push("   mat[1][2] = 0.0;")),u.push("   mat[2][0] = 0.0;"),u.push("   mat[2][1] = 0.0;"),u.push("   mat[2][2] =1.0;"),u.push("}"));u.push("void main(void) {"),u.push("vec4 localPosition = vec4(position, 1.0); "),u.push("vec4 worldPosition;"),l&&u.push("localPosition = positionsDecodeMatrix * localPosition;");s.normalsBuf&&(l?u.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):u.push("vec4 localNormal = vec4(normal, 0.0); "),u.push("mat4 modelNormalMatrix2 = modelNormalMatrix;"),u.push("mat4 viewNormalMatrix2 = viewNormalMatrix;"));u.push("mat4 viewMatrix2 = viewMatrix;"),u.push("mat4 modelMatrix2 = modelMatrix;"),o&&u.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===n||"cylindrical"===n?(u.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),u.push("billboard(modelMatrix2);"),u.push("billboard(viewMatrix2);"),u.push("billboard(modelViewMatrix);"),s.normalsBuf&&(u.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),u.push("billboard(modelNormalMatrix2);"),u.push("billboard(viewNormalMatrix2);"),u.push("billboard(modelViewNormalMatrix);")),u.push("worldPosition = modelMatrix2 * localPosition;"),u.push("worldPosition.xyz = worldPosition.xyz + offset;"),u.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(u.push("worldPosition = modelMatrix2 * localPosition;"),u.push("worldPosition.xyz = worldPosition.xyz + offset;"),u.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));s.normalsBuf&&u.push("vec3 viewNormal = normalize((viewNormalMatrix2 * modelNormalMatrix2 * localNormal).xyz);");if(u.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),u.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),u.push("float lambertian = 1.0;"),s.normalsBuf)for(var d=0,p=r.lights.length;d<p;d++){var f=r.lights[d];if("ambient"!==f.type){if("dir"===f.type)"view"===f.space?u.push("viewLightDir = normalize(lightDir"+d+");"):u.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+d+", 0.0)).xyz);");else if("point"===f.type)"view"===f.space?u.push("viewLightDir = -normalize(lightPos"+d+" - viewPosition.xyz);"):u.push("viewLightDir = -normalize((viewMatrix2 * vec4(lightPos"+d+", 0.0)).xyz);");else{if("spot"!==f.type)continue;"view"===f.space?u.push("viewLightDir = normalize(lightDir"+d+");"):u.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+d+", 0.0)).xyz);")}u.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),u.push("reflectedColor += lambertian * (lightColor"+d+".rgb * lightColor"+d+".a);")}}u.push("vColor = vec4((lightAmbient.rgb * lightAmbient.a * materialColor.rgb) + materialEmissive.rgb + (reflectedColor * materialColor.rgb), materialColor.a) * colorize;"),a&&u.push("vWorldPosition = worldPosition;");"points"===s.primitiveName&&u.push("gl_PointSize = pointSize;");u.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(u.push("vFragDepth = 1.0 + clipPos.w;"),u.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return u.push("gl_Position = clipPos;"),u.push("}"),u}(e),this.fragment=function(e){var t=e.scene,i=t._sectionPlanesState;e._material._state;var r=e._geometry._state,s=i.getNumAllocatedSectionPlanes()>0,n=t.gammaOutput,o=[];o.push("#version 300 es"),o.push("// Lambertian drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),t.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;"));if(s){o.push("in vec4 vWorldPosition;"),o.push("uniform bool clippable;");for(var a=0,l=i.getNumAllocatedSectionPlanes();a<l;a++)o.push("uniform bool sectionPlaneActive"+a+";"),o.push("uniform vec3 sectionPlanePos"+a+";"),o.push("uniform vec3 sectionPlaneDir"+a+";")}o.push("in vec4 vColor;"),n&&(o.push("uniform float gammaFactor;"),o.push("    vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("    return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}"));if(o.push("out vec4 outColor;"),o.push("void main(void) {"),s){o.push("if (clippable) {"),o.push("  float dist = 0.0;");for(var u=0,c=i.getNumAllocatedSectionPlanes();u<c;u++)o.push("if (sectionPlaneActive"+u+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+u+".xyz, vWorldPosition.xyz - sectionPlanePos"+u+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > 0.0) { discard; }"),o.push("}")}"points"===r.primitiveName&&(o.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),o.push("float r = dot(cxy, cxy);"),o.push("if (r > 1.0) {"),o.push("   discard;"),o.push("}"));t.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");n?o.push("outColor = linearToGamma(vColor, gammaFactor);"):o.push("outColor = vColor;");return o.push("}"),o}(e)):(this.vertex=function(e){var t=e.scene;e._material;var i,r=e._state,s=t._sectionPlanesState,n=e._geometry._state,o=t._lightsState,a=r.billboard,l=r.background,u=r.stationary,c=function(e){if(!e._geometry._state.uvBuf)return!1;var t=e._material;return!!(t._ambientMap||t._occlusionMap||t._baseColorMap||t._diffuseMap||t._alphaMap||t._specularMap||t._glossinessMap||t._specularGlossinessMap||t._emissiveMap||t._metallicMap||t._roughnessMap||t._metallicRoughnessMap||t._reflectivityMap||t._normalMap)}(e),A=Is(e),h=s.getNumAllocatedSectionPlanes()>0,d=ks(e),p=!!n.compressGeometry,f=[];f.push("#version 300 es"),f.push("// Drawing vertex shader"),f.push("in  vec3 position;"),p&&f.push("uniform mat4 positionsDecodeMatrix;");f.push("uniform  mat4 modelMatrix;"),f.push("uniform  mat4 viewMatrix;"),f.push("uniform  mat4 projMatrix;"),f.push("out  vec3 vViewPosition;"),f.push("uniform  vec3 offset;"),h&&f.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(f.push("uniform float logDepthBufFC;"),f.push("out float vFragDepth;"),f.push("bool isPerspectiveMatrix(mat4 m) {"),f.push("    return (m[2][3] == - 1.0);"),f.push("}"),f.push("out float isPerspective;"));o.lightMaps.length>0&&f.push("out    vec3 vWorldNormal;");if(A){f.push("in  vec3 normal;"),f.push("uniform    mat4 modelNormalMatrix;"),f.push("uniform    mat4 viewNormalMatrix;"),f.push("out    vec3 vViewNormal;");for(var v=0,g=o.lights.length;v<g;v++)"ambient"!==(i=o.lights[v]).type&&("dir"===i.type&&f.push("uniform vec3 lightDir"+v+";"),"point"===i.type&&f.push("uniform vec3 lightPos"+v+";"),"spot"===i.type&&(f.push("uniform vec3 lightPos"+v+";"),f.push("uniform vec3 lightDir"+v+";")),"dir"===i.type&&"view"===i.space||f.push("out vec4 vViewLightReverseDirAndDist"+v+";"));p&&(f.push("vec3 octDecode(vec2 oct) {"),f.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),f.push("    if (v.z < 0.0) {"),f.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),f.push("    }"),f.push("    return normalize(v);"),f.push("}"))}c&&(f.push("in vec2 uv;"),f.push("out vec2 vUV;"),p&&f.push("uniform mat3 uvDecodeMatrix;"));n.colors&&(f.push("in vec4 color;"),f.push("out vec4 vColor;"));"points"===n.primitiveName&&f.push("uniform float pointSize;");"spherical"!==a&&"cylindrical"!==a||(f.push("void billboard(inout mat4 mat) {"),f.push("   mat[0][0] = 1.0;"),f.push("   mat[0][1] = 0.0;"),f.push("   mat[0][2] = 0.0;"),"spherical"===a&&(f.push("   mat[1][0] = 0.0;"),f.push("   mat[1][1] = 1.0;"),f.push("   mat[1][2] = 0.0;")),f.push("   mat[2][0] = 0.0;"),f.push("   mat[2][1] = 0.0;"),f.push("   mat[2][2] =1.0;"),f.push("}"));if(d){f.push("const mat4 texUnitConverter = mat4(0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.5, 0.5, 0.5, 1.0);");for(var m=0,_=o.lights.length;m<_;m++)o.lights[m].castsShadow&&(f.push("uniform mat4 shadowViewMatrix"+m+";"),f.push("uniform mat4 shadowProjMatrix"+m+";"),f.push("out vec4 vShadowPosFromLight"+m+";"))}f.push("void main(void) {"),f.push("vec4 localPosition = vec4(position, 1.0); "),f.push("vec4 worldPosition;"),p&&f.push("localPosition = positionsDecodeMatrix * localPosition;");A&&(p?f.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):f.push("vec4 localNormal = vec4(normal, 0.0); "),f.push("mat4 modelNormalMatrix2    = modelNormalMatrix;"),f.push("mat4 viewNormalMatrix2     = viewNormalMatrix;"));f.push("mat4 viewMatrix2           = viewMatrix;"),f.push("mat4 modelMatrix2          = modelMatrix;"),u?f.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;"):l&&f.push("viewMatrix2[3] = vec4(0.0, 0.0, 0.0 ,1.0);");"spherical"===a||"cylindrical"===a?(f.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),f.push("billboard(modelMatrix2);"),f.push("billboard(viewMatrix2);"),f.push("billboard(modelViewMatrix);"),A&&(f.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),f.push("billboard(modelNormalMatrix2);"),f.push("billboard(viewNormalMatrix2);"),f.push("billboard(modelViewNormalMatrix);")),f.push("worldPosition = modelMatrix2 * localPosition;"),f.push("worldPosition.xyz = worldPosition.xyz + offset;"),f.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(f.push("worldPosition = modelMatrix2 * localPosition;"),f.push("worldPosition.xyz = worldPosition.xyz + offset;"),f.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));if(A){f.push("vec3 worldNormal = (modelNormalMatrix2 * localNormal).xyz; "),o.lightMaps.length>0&&f.push("vWorldNormal = worldNormal;"),f.push("vViewNormal = normalize((viewNormalMatrix2 * vec4(worldNormal, 1.0)).xyz);"),f.push("vec3 tmpVec3;"),f.push("float lightDist;");for(var y=0,b=o.lights.length;y<b;y++)"ambient"!==(i=o.lights[y]).type&&("dir"===i.type&&"world"===i.space&&(f.push("tmpVec3 = vec3(viewMatrix2 * vec4(lightDir"+y+", 0.0) ).xyz;"),f.push("vViewLightReverseDirAndDist"+y+" = vec4(-tmpVec3, 0.0);")),"point"===i.type&&("world"===i.space?(f.push("tmpVec3 = (viewMatrix2 * vec4(lightPos"+y+", 1.0)).xyz - viewPosition.xyz;"),f.push("lightDist = abs(length(tmpVec3));")):(f.push("tmpVec3 = lightPos"+y+".xyz - viewPosition.xyz;"),f.push("lightDist = abs(length(tmpVec3));")),f.push("vViewLightReverseDirAndDist"+y+" = vec4(tmpVec3, lightDist);")))}c&&(p?f.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"):f.push("vUV = uv;"));n.colors&&f.push("vColor = color;");"points"===n.primitiveName&&f.push("gl_PointSize = pointSize;");h&&f.push("vWorldPosition = worldPosition;");f.push("   vViewPosition = viewPosition.xyz;"),f.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(f.push("vFragDepth = 1.0 + clipPos.w;"),f.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));l&&f.push("clipPos.z = clipPos.w;");if(f.push("gl_Position = clipPos;"),d){f.push("const mat4 texUnitConverter = mat4(0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.5, 0.5, 0.5, 1.0);"),f.push("vec4 tempx; ");for(var x=0,w=o.lights.length;x<w;x++)o.lights[x].castsShadow&&f.push("vShadowPosFromLight"+x+" = texUnitConverter * shadowProjMatrix"+x+" * (shadowViewMatrix"+x+" * worldPosition); ")}return f.push("}"),f}(e),this.fragment=function(e){var t=e.scene;t.canvas.gl;var i=e._material,r=e._geometry._state,s=e.scene._sectionPlanesState,n=e.scene._lightsState,o=e._material._state,a=s.getNumAllocatedSectionPlanes()>0,l=Is(e),u=r.uvBuf,c="PhongMaterial"===o.type,A="MetallicMaterial"===o.type,h="SpecularMaterial"===o.type,d=ks(e);t.gammaInput;var p=t.gammaOutput,f=[];f.push("#version 300 es"),f.push("// Drawing fragment shader"),f.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),f.push("precision highp float;"),f.push("precision highp int;"),f.push("#else"),f.push("precision mediump float;"),f.push("precision mediump int;"),f.push("#endif"),t.logarithmicDepthBufferEnabled&&(f.push("in float isPerspective;"),f.push("uniform float logDepthBufFC;"),f.push("in float vFragDepth;"));d&&(f.push("float unpackDepth (vec4 color) {"),f.push("  const vec4 bitShift = vec4(1.0, 1.0/256.0, 1.0/(256.0 * 256.0), 1.0/(256.0*256.0*256.0));"),f.push("  return dot(color, bitShift);"),f.push("}"));f.push("uniform float gammaFactor;"),f.push("vec4 linearToLinear( in vec4 value ) {"),f.push("  return value;"),f.push("}"),f.push("vec4 sRGBToLinear( in vec4 value ) {"),f.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),f.push("}"),f.push("vec4 gammaToLinear( in vec4 value) {"),f.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),f.push("}"),p&&(f.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),f.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),f.push("}"));if(a){f.push("in vec4 vWorldPosition;"),f.push("uniform bool clippable;");for(var v=0;v<s.getNumAllocatedSectionPlanes();v++)f.push("uniform bool sectionPlaneActive"+v+";"),f.push("uniform vec3 sectionPlanePos"+v+";"),f.push("uniform vec3 sectionPlaneDir"+v+";")}l&&(n.lightMaps.length>0&&(f.push("uniform samplerCube lightMap;"),f.push("uniform mat4 viewNormalMatrix;")),n.reflectionMaps.length>0&&f.push("uniform samplerCube reflectionMap;"),(n.lightMaps.length>0||n.reflectionMaps.length>0)&&f.push("uniform mat4 viewMatrix;"),f.push("#define PI 3.14159265359"),f.push("#define RECIPROCAL_PI 0.31830988618"),f.push("#define RECIPROCAL_PI2 0.15915494"),f.push("#define EPSILON 1e-6"),f.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),f.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),f.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),f.push("}"),f.push("struct IncidentLight {"),f.push("   vec3 color;"),f.push("   vec3 direction;"),f.push("};"),f.push("struct ReflectedLight {"),f.push("   vec3 diffuse;"),f.push("   vec3 specular;"),f.push("};"),f.push("struct Geometry {"),f.push("   vec3 position;"),f.push("   vec3 viewNormal;"),f.push("   vec3 worldNormal;"),f.push("   vec3 viewEyeDir;"),f.push("};"),f.push("struct Material {"),f.push("   vec3    diffuseColor;"),f.push("   float   specularRoughness;"),f.push("   vec3    specularColor;"),f.push("   float   shine;"),f.push("};"),c&&((n.lightMaps.length>0||n.reflectionMaps.length>0)&&(f.push("void computePhongLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),n.lightMaps.length>0&&(f.push("   vec3 irradiance = "+Fs[n.lightMaps[0].encoding]+"(texture(lightMap, geometry.worldNormal)).rgb;"),f.push("   irradiance *= PI;"),f.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),n.reflectionMaps.length>0&&(f.push("   vec3 reflectVec             = reflect(-geometry.viewEyeDir, geometry.viewNormal);"),f.push("   vec3 radiance               = texture(reflectionMap, reflectVec).rgb * 0.2;"),f.push("   radiance *= PI;"),f.push("   reflectedLight.specular     += radiance;")),f.push("}")),f.push("void computePhongLighting(const in IncidentLight directLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),f.push("   float dotNL     = saturate(dot(geometry.viewNormal, directLight.direction));"),f.push("   vec3 irradiance = dotNL * directLight.color * PI;"),f.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.specular += directLight.color * material.specularColor * pow(max(dot(reflect(-directLight.direction, -geometry.viewNormal), geometry.viewEyeDir), 0.0), material.shine);"),f.push("}")),(A||h)&&(f.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),f.push("   float r = ggxRoughness + 0.0001;"),f.push("   return (2.0 / (r * r) - 2.0);"),f.push("}"),f.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),f.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),f.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),f.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),f.push("}"),n.reflectionMaps.length>0&&(f.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),f.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),f.push("   vec3 envMapColor = "+Fs[n.reflectionMaps[0].encoding]+"(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),f.push("  return envMapColor;"),f.push("}")),f.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),f.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),f.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),f.push("}"),f.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),f.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),f.push("   return 1.0 / ( gl * gv );"),f.push("}"),f.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),f.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),f.push("   return 0.5 / max( gv + gl, EPSILON );"),f.push("}"),f.push("float D_GGX(const in float alpha, const in float dotNH) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),f.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),f.push("}"),f.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),f.push("   float alpha = ( roughness * roughness );"),f.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),f.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),f.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),f.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),f.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),f.push("   vec3  F = F_Schlick( specularColor, dotLH );"),f.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),f.push("   float D = D_GGX( alpha, dotNH );"),f.push("   return F * (G * D);"),f.push("}"),f.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),f.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),f.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),f.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),f.push("   vec4 r = roughness * c0 + c1;"),f.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),f.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),f.push("   return specularColor * AB.x + AB.y;"),f.push("}"),(n.lightMaps.length>0||n.reflectionMaps.length>0)&&(f.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),n.lightMaps.length>0&&(f.push("   vec3 irradiance = sRGBToLinear(texture(lightMap, geometry.worldNormal)).rgb;"),f.push("   irradiance *= PI;"),f.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),n.reflectionMaps.length>0&&(f.push("   vec3 reflectVec             = reflect(-geometry.viewEyeDir, geometry.viewNormal);"),f.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),f.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),f.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),f.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),f.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),f.push("}")),f.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),f.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),f.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),f.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),f.push("}")));f.push("in vec3 vViewPosition;"),r.colors&&f.push("in vec4 vColor;");u&&(l&&i._normalMap||i._ambientMap||i._baseColorMap||i._diffuseMap||i._emissiveMap||i._metallicMap||i._roughnessMap||i._metallicRoughnessMap||i._specularMap||i._glossinessMap||i._specularGlossinessMap||i._occlusionMap||i._alphaMap)&&f.push("in vec2 vUV;");l&&(n.lightMaps.length>0&&f.push("in vec3 vWorldNormal;"),f.push("in vec3 vViewNormal;"));o.ambient&&f.push("uniform vec3 materialAmbient;");o.baseColor&&f.push("uniform vec3 materialBaseColor;");void 0!==o.alpha&&null!==o.alpha&&f.push("uniform vec4 materialAlphaModeCutoff;");o.emissive&&f.push("uniform vec3 materialEmissive;");o.diffuse&&f.push("uniform vec3 materialDiffuse;");void 0!==o.glossiness&&null!==o.glossiness&&f.push("uniform float materialGlossiness;");void 0!==o.shininess&&null!==o.shininess&&f.push("uniform float materialShininess;");o.specular&&f.push("uniform vec3 materialSpecular;");void 0!==o.metallic&&null!==o.metallic&&f.push("uniform float materialMetallic;");void 0!==o.roughness&&null!==o.roughness&&f.push("uniform float materialRoughness;");void 0!==o.specularF0&&null!==o.specularF0&&f.push("uniform float materialSpecularF0;");u&&i._ambientMap&&(f.push("uniform sampler2D ambientMap;"),i._ambientMap._state.matrix&&f.push("uniform mat4 ambientMapMatrix;"));u&&i._baseColorMap&&(f.push("uniform sampler2D baseColorMap;"),i._baseColorMap._state.matrix&&f.push("uniform mat4 baseColorMapMatrix;"));u&&i._diffuseMap&&(f.push("uniform sampler2D diffuseMap;"),i._diffuseMap._state.matrix&&f.push("uniform mat4 diffuseMapMatrix;"));u&&i._emissiveMap&&(f.push("uniform sampler2D emissiveMap;"),i._emissiveMap._state.matrix&&f.push("uniform mat4 emissiveMapMatrix;"));l&&u&&i._metallicMap&&(f.push("uniform sampler2D metallicMap;"),i._metallicMap._state.matrix&&f.push("uniform mat4 metallicMapMatrix;"));l&&u&&i._roughnessMap&&(f.push("uniform sampler2D roughnessMap;"),i._roughnessMap._state.matrix&&f.push("uniform mat4 roughnessMapMatrix;"));l&&u&&i._metallicRoughnessMap&&(f.push("uniform sampler2D metallicRoughnessMap;"),i._metallicRoughnessMap._state.matrix&&f.push("uniform mat4 metallicRoughnessMapMatrix;"));l&&i._normalMap&&(f.push("uniform sampler2D normalMap;"),i._normalMap._state.matrix&&f.push("uniform mat4 normalMapMatrix;"),f.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),f.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),f.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),f.push("      vec2 st0 = dFdx( uv.st );"),f.push("      vec2 st1 = dFdy( uv.st );"),f.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),f.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),f.push("      vec3 N = normalize( surf_norm );"),f.push("      vec3 mapN = texture( normalMap, uv ).xyz * 2.0 - 1.0;"),f.push("      mat3 tsn = mat3( S, T, N );"),f.push("      return normalize( tsn * mapN );"),f.push("}"));u&&i._occlusionMap&&(f.push("uniform sampler2D occlusionMap;"),i._occlusionMap._state.matrix&&f.push("uniform mat4 occlusionMapMatrix;"));u&&i._alphaMap&&(f.push("uniform sampler2D alphaMap;"),i._alphaMap._state.matrix&&f.push("uniform mat4 alphaMapMatrix;"));l&&u&&i._specularMap&&(f.push("uniform sampler2D specularMap;"),i._specularMap._state.matrix&&f.push("uniform mat4 specularMapMatrix;"));l&&u&&i._glossinessMap&&(f.push("uniform sampler2D glossinessMap;"),i._glossinessMap._state.matrix&&f.push("uniform mat4 glossinessMapMatrix;"));l&&u&&i._specularGlossinessMap&&(f.push("uniform sampler2D materialSpecularGlossinessMap;"),i._specularGlossinessMap._state.matrix&&f.push("uniform mat4 materialSpecularGlossinessMapMatrix;"));l&&(i._diffuseFresnel||i._specularFresnel||i._alphaFresnel||i._emissiveFresnel||i._reflectivityFresnel)&&(f.push("float fresnel(vec3 eyeDir, vec3 normal, float edgeBias, float centerBias, float power) {"),f.push("    float fr = abs(dot(eyeDir, normal));"),f.push("    float finalFr = clamp((fr - edgeBias) / (centerBias - edgeBias), 0.0, 1.0);"),f.push("    return pow(finalFr, power);"),f.push("}"),i._diffuseFresnel&&(f.push("uniform float  diffuseFresnelCenterBias;"),f.push("uniform float  diffuseFresnelEdgeBias;"),f.push("uniform float  diffuseFresnelPower;"),f.push("uniform vec3   diffuseFresnelCenterColor;"),f.push("uniform vec3   diffuseFresnelEdgeColor;")),i._specularFresnel&&(f.push("uniform float  specularFresnelCenterBias;"),f.push("uniform float  specularFresnelEdgeBias;"),f.push("uniform float  specularFresnelPower;"),f.push("uniform vec3   specularFresnelCenterColor;"),f.push("uniform vec3   specularFresnelEdgeColor;")),i._alphaFresnel&&(f.push("uniform float  alphaFresnelCenterBias;"),f.push("uniform float  alphaFresnelEdgeBias;"),f.push("uniform float  alphaFresnelPower;"),f.push("uniform vec3   alphaFresnelCenterColor;"),f.push("uniform vec3   alphaFresnelEdgeColor;")),i._reflectivityFresnel&&(f.push("uniform float  materialSpecularF0FresnelCenterBias;"),f.push("uniform float  materialSpecularF0FresnelEdgeBias;"),f.push("uniform float  materialSpecularF0FresnelPower;"),f.push("uniform vec3   materialSpecularF0FresnelCenterColor;"),f.push("uniform vec3   materialSpecularF0FresnelEdgeColor;")),i._emissiveFresnel&&(f.push("uniform float  emissiveFresnelCenterBias;"),f.push("uniform float  emissiveFresnelEdgeBias;"),f.push("uniform float  emissiveFresnelPower;"),f.push("uniform vec3   emissiveFresnelCenterColor;"),f.push("uniform vec3   emissiveFresnelEdgeColor;")));if(f.push("uniform vec4   lightAmbient;"),l)for(var g=0,m=n.lights.length;g<m;g++){var _=n.lights[g];"ambient"!==_.type&&(f.push("uniform vec4 lightColor"+g+";"),"point"===_.type&&f.push("uniform vec3 lightAttenuation"+g+";"),"dir"===_.type&&"view"===_.space&&f.push("uniform vec3 lightDir"+g+";"),"point"===_.type&&"view"===_.space?f.push("uniform vec3 lightPos"+g+";"):f.push("in vec4 vViewLightReverseDirAndDist"+g+";"))}if(d)for(var y=0,b=n.lights.length;y<b;y++)n.lights[y].castsShadow&&(f.push("in vec4 vShadowPosFromLight"+y+";"),f.push("uniform sampler2D shadowMap"+y+";"));if(f.push("uniform vec4 colorize;"),f.push("out vec4 outColor;"),f.push("void main(void) {"),a){f.push("if (clippable) {"),f.push("  float dist = 0.0;");for(v=0;v<s.getNumAllocatedSectionPlanes();v++)f.push("if (sectionPlaneActive"+v+") {"),f.push("   dist += clamp(dot(-sectionPlaneDir"+v+".xyz, vWorldPosition.xyz - sectionPlanePos"+v+".xyz), 0.0, 1000.0);"),f.push("}");f.push("  if (dist > 0.0) { discard; }"),f.push("}")}"points"===r.primitiveName&&(f.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),f.push("float r = dot(cxy, cxy);"),f.push("if (r > 1.0) {"),f.push("   discard;"),f.push("}"));f.push("float occlusion = 1.0;"),o.ambient?f.push("vec3 ambientColor = materialAmbient;"):f.push("vec3 ambientColor = vec3(1.0, 1.0, 1.0);");o.diffuse?f.push("vec3 diffuseColor = materialDiffuse;"):o.baseColor?f.push("vec3 diffuseColor = materialBaseColor;"):f.push("vec3 diffuseColor = vec3(1.0, 1.0, 1.0);");r.colors&&f.push("diffuseColor *= vColor.rgb;");o.emissive?f.push("vec3 emissiveColor = materialEmissive;"):f.push("vec3  emissiveColor = vec3(0.0, 0.0, 0.0);");o.specular?f.push("vec3 specular = materialSpecular;"):f.push("vec3 specular = vec3(1.0, 1.0, 1.0);");void 0!==o.alpha?f.push("float alpha = materialAlphaModeCutoff[0];"):f.push("float alpha = 1.0;");r.colors&&f.push("alpha *= vColor.a;");void 0!==o.glossiness?f.push("float glossiness = materialGlossiness;"):f.push("float glossiness = 1.0;");void 0!==o.metallic?f.push("float metallic = materialMetallic;"):f.push("float metallic = 1.0;");void 0!==o.roughness?f.push("float roughness = materialRoughness;"):f.push("float roughness = 1.0;");void 0!==o.specularF0?f.push("float specularF0 = materialSpecularF0;"):f.push("float specularF0 = 1.0;");u&&(l&&i._normalMap||i._ambientMap||i._baseColorMap||i._diffuseMap||i._occlusionMap||i._emissiveMap||i._metallicMap||i._roughnessMap||i._metallicRoughnessMap||i._specularMap||i._glossinessMap||i._specularGlossinessMap||i._alphaMap)&&(f.push("vec4 texturePos = vec4(vUV.s, vUV.t, 1.0, 1.0);"),f.push("vec2 textureCoord;"));u&&i._ambientMap&&(i._ambientMap._state.matrix?f.push("textureCoord = (ambientMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 ambientTexel = texture(ambientMap, textureCoord).rgb;"),f.push("ambientTexel = "+Fs[i._ambientMap._state.encoding]+"(ambientTexel);"),f.push("ambientColor *= ambientTexel.rgb;"));u&&i._diffuseMap&&(i._diffuseMap._state.matrix?f.push("textureCoord = (diffuseMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 diffuseTexel = texture(diffuseMap, textureCoord);"),f.push("diffuseTexel = "+Fs[i._diffuseMap._state.encoding]+"(diffuseTexel);"),f.push("diffuseColor *= diffuseTexel.rgb;"),f.push("alpha *= diffuseTexel.a;"));u&&i._baseColorMap&&(i._baseColorMap._state.matrix?f.push("textureCoord = (baseColorMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 baseColorTexel = texture(baseColorMap, textureCoord);"),f.push("baseColorTexel = "+Fs[i._baseColorMap._state.encoding]+"(baseColorTexel);"),f.push("diffuseColor *= baseColorTexel.rgb;"),f.push("alpha *= baseColorTexel.a;"));u&&i._emissiveMap&&(i._emissiveMap._state.matrix?f.push("textureCoord = (emissiveMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 emissiveTexel = texture(emissiveMap, textureCoord);"),f.push("emissiveTexel = "+Fs[i._emissiveMap._state.encoding]+"(emissiveTexel);"),f.push("emissiveColor = emissiveTexel.rgb;"));u&&i._alphaMap&&(i._alphaMap._state.matrix?f.push("textureCoord = (alphaMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("alpha *= texture(alphaMap, textureCoord).r;"));u&&i._occlusionMap&&(i._occlusionMap._state.matrix?f.push("textureCoord = (occlusionMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("occlusion *= texture(occlusionMap, textureCoord).r;"));if(l&&(n.lights.length>0||n.lightMaps.length>0||n.reflectionMaps.length>0)){u&&i._normalMap?(i._normalMap._state.matrix?f.push("textureCoord = (normalMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec3 viewNormal = perturbNormal2Arb( vViewPosition, normalize(vViewNormal), textureCoord );")):f.push("vec3 viewNormal = normalize(vViewNormal);"),u&&i._specularMap&&(i._specularMap._state.matrix?f.push("textureCoord = (specularMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("specular *= texture(specularMap, textureCoord).rgb;")),u&&i._glossinessMap&&(i._glossinessMap._state.matrix?f.push("textureCoord = (glossinessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("glossiness *= texture(glossinessMap, textureCoord).r;")),u&&i._specularGlossinessMap&&(i._specularGlossinessMap._state.matrix?f.push("textureCoord = (materialSpecularGlossinessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 specGlossRGB = texture(materialSpecularGlossinessMap, textureCoord).rgba;"),f.push("specular *= specGlossRGB.rgb;"),f.push("glossiness *= specGlossRGB.a;")),u&&i._metallicMap&&(i._metallicMap._state.matrix?f.push("textureCoord = (metallicMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("metallic *= texture(metallicMap, textureCoord).r;")),u&&i._roughnessMap&&(i._roughnessMap._state.matrix?f.push("textureCoord = (roughnessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("roughness *= texture(roughnessMap, textureCoord).r;")),u&&i._metallicRoughnessMap&&(i._metallicRoughnessMap._state.matrix?f.push("textureCoord = (metallicRoughnessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec3 metalRoughRGB = texture(metallicRoughnessMap, textureCoord).rgb;"),f.push("metallic *= metalRoughRGB.b;"),f.push("roughness *= metalRoughRGB.g;")),f.push("vec3 viewEyeDir = normalize(-vViewPosition);"),i._diffuseFresnel&&(f.push("float diffuseFresnel = fresnel(viewEyeDir, viewNormal, diffuseFresnelEdgeBias, diffuseFresnelCenterBias, diffuseFresnelPower);"),f.push("diffuseColor *= mix(diffuseFresnelEdgeColor, diffuseFresnelCenterColor, diffuseFresnel);")),i._specularFresnel&&(f.push("float specularFresnel = fresnel(viewEyeDir, viewNormal, specularFresnelEdgeBias, specularFresnelCenterBias, specularFresnelPower);"),f.push("specular *= mix(specularFresnelEdgeColor, specularFresnelCenterColor, specularFresnel);")),i._alphaFresnel&&(f.push("float alphaFresnel = fresnel(viewEyeDir, viewNormal, alphaFresnelEdgeBias, alphaFresnelCenterBias, alphaFresnelPower);"),f.push("alpha *= mix(alphaFresnelEdgeColor.r, alphaFresnelCenterColor.r, alphaFresnel);")),i._emissiveFresnel&&(f.push("float emissiveFresnel = fresnel(viewEyeDir, viewNormal, emissiveFresnelEdgeBias, emissiveFresnelCenterBias, emissiveFresnelPower);"),f.push("emissiveColor *= mix(emissiveFresnelEdgeColor, emissiveFresnelCenterColor, emissiveFresnel);")),f.push("if (materialAlphaModeCutoff[1] == 1.0 && alpha < materialAlphaModeCutoff[2]) {"),f.push("   discard;"),f.push("}"),f.push("IncidentLight  light;"),f.push("Material       material;"),f.push("Geometry       geometry;"),f.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),f.push("vec3           viewLightDir;"),c&&(f.push("material.diffuseColor      = diffuseColor;"),f.push("material.specularColor     = specular;"),f.push("material.shine             = materialShininess;")),h&&(f.push("float oneMinusSpecularStrength = 1.0 - max(max(specular.r, specular.g ),specular.b);"),f.push("material.diffuseColor      = diffuseColor * oneMinusSpecularStrength;"),f.push("material.specularRoughness = clamp( 1.0 - glossiness, 0.04, 1.0 );"),f.push("material.specularColor     = specular;")),A&&(f.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),f.push("material.diffuseColor      = diffuseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),f.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),f.push("material.specularColor     = mix(vec3(dielectricSpecular), diffuseColor, metallic);")),f.push("geometry.position      = vViewPosition;"),n.lightMaps.length>0&&f.push("geometry.worldNormal   = normalize(vWorldNormal);"),f.push("geometry.viewNormal    = viewNormal;"),f.push("geometry.viewEyeDir    = viewEyeDir;"),c&&(n.lightMaps.length>0||n.reflectionMaps.length>0)&&f.push("computePhongLightMapping(geometry, material, reflectedLight);"),(h||A)&&(n.lightMaps.length>0||n.reflectionMaps.length>0)&&f.push("computePBRLightMapping(geometry, material, reflectedLight);"),f.push("float shadow = 1.0;"),f.push("float shadowAcneRemover = 0.007;"),f.push("vec3 fragmentDepth;"),f.push("float texelSize = 1.0 / 1024.0;"),f.push("float amountInLight = 0.0;"),f.push("vec3 shadowCoord;"),f.push("vec4 rgbaDepth;"),f.push("float depth;");for(var x=0,w=n.lights.length;x<w;x++){var B=n.lights[x];"ambient"!==B.type&&("dir"===B.type&&"view"===B.space?f.push("viewLightDir = -normalize(lightDir"+x+");"):"point"===B.type&&"view"===B.space?f.push("viewLightDir = normalize(lightPos"+x+" - vViewPosition);"):f.push("viewLightDir = normalize(vViewLightReverseDirAndDist"+x+".xyz);"),d&&B.castsShadow?(f.push("shadow = 0.0;"),f.push("fragmentDepth = vShadowPosFromLight"+x+".xyz;"),f.push("fragmentDepth.z -= shadowAcneRemover;"),f.push("for (int x = -3; x <= 3; x++) {"),f.push("  for (int y = -3; y <= 3; y++) {"),f.push("      float texelDepth = unpackDepth(texture(shadowMap"+x+", fragmentDepth.xy + vec2(x, y) * texelSize));"),f.push("      if (fragmentDepth.z < texelDepth) {"),f.push("          shadow += 1.0;"),f.push("      }"),f.push("  }"),f.push("}"),f.push("shadow = shadow / 9.0;"),f.push("light.color =  lightColor"+x+".rgb * (lightColor"+x+".a * shadow);")):f.push("light.color =  lightColor"+x+".rgb * (lightColor"+x+".a );"),f.push("light.direction = viewLightDir;"),c&&f.push("computePhongLighting(light, geometry, material, reflectedLight);"),(h||A)&&f.push("computePBRLighting(light, geometry, material, reflectedLight);"))}c?f.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * diffuseColor) + ((occlusion * (( reflectedLight.diffuse + reflectedLight.specular)))) + emissiveColor;"):f.push("vec3 outgoingLight = (occlusion * (reflectedLight.diffuse)) + (occlusion * reflectedLight.specular) + emissiveColor;")}else f.push("ambientColor *= (lightAmbient.rgb * lightAmbient.a);"),f.push("vec3 outgoingLight = emissiveColor + ambientColor;");f.push("vec4 fragColor = vec4(outgoingLight, alpha) * colorize;"),p&&f.push("fragColor = linearToGamma(fragColor, gammaFactor);");f.push("outColor = fragColor;"),t.logarithmicDepthBufferEnabled&&f.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return f.push("}"),f}(e))},Fs={};function ks(e){if(!e.receivesShadow)return!1;var t=e.scene._lightsState.lights;if(!t||0===t.length)return!1;for(var i=0,r=t.length;i<r;i++)if(t[i].castsShadow)return!0;return!1}function Is(e){var t=e._geometry._state.primitiveName;return!(!e._geometry._state.autoVertexNormals&&!e._geometry._state.normalsBuf||"triangles"!==t&&"triangle-strip"!==t&&"triangle-fan"!==t)}Fs[3e3]="linearToLinear",Fs[3001]="sRGBToLinear";var Ds=re.vec3(),Ss=new G({}),Ts=function(e,t){this.id=Ss.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Es(t),this._allocate(t)},Ls={};Ts.get=function(e){var t=e.scene,i=[t.canvas.canvas.id,(t.gammaInput?"gi;":";")+(t.gammaOutput?"go":""),t._lightsState.getHash(),t._sectionPlanesState.getHash(),e._geometry._state.hash,e._material._state.hash,e._state.drawHash].join(";"),r=Ls[i];if(!r){if((r=new Ts(i,e)).errors)return console.log(r.errors.join("\n")),null;Ls[i]=r,ae.memory.programs++}return r._useCount++,r},Ts.prototype.put=function(){0==--this._useCount&&(Ss.removeItem(this.id),this._program&&this._program.destroy(),delete Ls[this._hash],ae.memory.programs--)},Ts.prototype.webglContextRestored=function(){this._program=null},Ts.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=Lt.MAX_TEXTURE_UNITS,r=t.scene,s=t._material,n=r.canvas.gl,o=this._program,a=t._state,l=t._material._state,u=t._geometry._state,c=r.camera,A=t.origin,h=a.background;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,h&&n.depthFunc(n.LEQUAL),this._bindProgram(e)),n.uniformMatrix4fv(this._uViewMatrix,!1,A?e.getRTCViewMatrix(a.originHash,A):c.viewMatrix),n.uniformMatrix4fv(this._uViewNormalMatrix,!1,c.viewNormalMatrix),a.clippable){var d=r._sectionPlanesState.getNumAllocatedSectionPlanes(),p=r._sectionPlanesState.sectionPlanes.length;if(d>0)for(var f=r._sectionPlanesState.sectionPlanes,v=t.renderFlags,g=0;g<d;g++){var m=this._uSectionPlanes[g];if(m)if(g<p){var _=v.sectionPlanesActivePerLayer[g];if(n.uniform1i(m.active,_?1:0),_){var y=f[g];if(A){var b=We(y.dist,y.dir,A,Ds);n.uniform3fv(m.pos,b)}else n.uniform3fv(m.pos,y.pos);n.uniform3fv(m.dir,y.dir)}}else n.uniform1i(m.active,0)}}if(l.id!==this._lastMaterialId){e.textureUnit=this._baseTextureUnit;var x=l.backfaces;e.backfaces!==x&&(x?n.disable(n.CULL_FACE):n.enable(n.CULL_FACE),e.backfaces=x);var w=l.frontface;switch(e.frontface!==w&&(w?n.frontFace(n.CCW):n.frontFace(n.CW),e.frontface=w),e.lineWidth!==l.lineWidth&&(n.lineWidth(l.lineWidth),e.lineWidth=l.lineWidth),this._uPointSize&&n.uniform1f(this._uPointSize,l.pointSize),l.type){case"LambertMaterial":this._uMaterialAmbient&&n.uniform3fv(this._uMaterialAmbient,l.ambient),this._uMaterialColor&&n.uniform4f(this._uMaterialColor,l.color[0],l.color[1],l.color[2],l.alpha),this._uMaterialEmissive&&n.uniform3fv(this._uMaterialEmissive,l.emissive);break;case"PhongMaterial":this._uMaterialShininess&&n.uniform1f(this._uMaterialShininess,l.shininess),this._uMaterialAmbient&&n.uniform3fv(this._uMaterialAmbient,l.ambient),this._uMaterialDiffuse&&n.uniform3fv(this._uMaterialDiffuse,l.diffuse),this._uMaterialSpecular&&n.uniform3fv(this._uMaterialSpecular,l.specular),this._uMaterialEmissive&&n.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&n.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0),s._ambientMap&&s._ambientMap._state.texture&&this._uMaterialAmbientMap&&(o.bindTexture(this._uMaterialAmbientMap,s._ambientMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMaterialAmbientMapMatrix&&n.uniformMatrix4fv(this._uMaterialAmbientMapMatrix,!1,s._ambientMap._state.matrix)),s._diffuseMap&&s._diffuseMap._state.texture&&this._uDiffuseMap&&(o.bindTexture(this._uDiffuseMap,s._diffuseMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uDiffuseMapMatrix&&n.uniformMatrix4fv(this._uDiffuseMapMatrix,!1,s._diffuseMap._state.matrix)),s._specularMap&&s._specularMap._state.texture&&this._uSpecularMap&&(o.bindTexture(this._uSpecularMap,s._specularMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularMapMatrix&&n.uniformMatrix4fv(this._uSpecularMapMatrix,!1,s._specularMap._state.matrix)),s._emissiveMap&&s._emissiveMap._state.texture&&this._uEmissiveMap&&(o.bindTexture(this._uEmissiveMap,s._emissiveMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&n.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,s._emissiveMap._state.matrix)),s._alphaMap&&s._alphaMap._state.texture&&this._uAlphaMap&&(o.bindTexture(this._uAlphaMap,s._alphaMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&n.uniformMatrix4fv(this._uAlphaMapMatrix,!1,s._alphaMap._state.matrix)),s._reflectivityMap&&s._reflectivityMap._state.texture&&this._uReflectivityMap&&(o.bindTexture(this._uReflectivityMap,s._reflectivityMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,this._uReflectivityMapMatrix&&n.uniformMatrix4fv(this._uReflectivityMapMatrix,!1,s._reflectivityMap._state.matrix)),s._normalMap&&s._normalMap._state.texture&&this._uNormalMap&&(o.bindTexture(this._uNormalMap,s._normalMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&n.uniformMatrix4fv(this._uNormalMapMatrix,!1,s._normalMap._state.matrix)),s._occlusionMap&&s._occlusionMap._state.texture&&this._uOcclusionMap&&(o.bindTexture(this._uOcclusionMap,s._occlusionMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&n.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,s._occlusionMap._state.matrix)),s._diffuseFresnel&&(this._uDiffuseFresnelEdgeBias&&n.uniform1f(this._uDiffuseFresnelEdgeBias,s._diffuseFresnel.edgeBias),this._uDiffuseFresnelCenterBias&&n.uniform1f(this._uDiffuseFresnelCenterBias,s._diffuseFresnel.centerBias),this._uDiffuseFresnelEdgeColor&&n.uniform3fv(this._uDiffuseFresnelEdgeColor,s._diffuseFresnel.edgeColor),this._uDiffuseFresnelCenterColor&&n.uniform3fv(this._uDiffuseFresnelCenterColor,s._diffuseFresnel.centerColor),this._uDiffuseFresnelPower&&n.uniform1f(this._uDiffuseFresnelPower,s._diffuseFresnel.power)),s._specularFresnel&&(this._uSpecularFresnelEdgeBias&&n.uniform1f(this._uSpecularFresnelEdgeBias,s._specularFresnel.edgeBias),this._uSpecularFresnelCenterBias&&n.uniform1f(this._uSpecularFresnelCenterBias,s._specularFresnel.centerBias),this._uSpecularFresnelEdgeColor&&n.uniform3fv(this._uSpecularFresnelEdgeColor,s._specularFresnel.edgeColor),this._uSpecularFresnelCenterColor&&n.uniform3fv(this._uSpecularFresnelCenterColor,s._specularFresnel.centerColor),this._uSpecularFresnelPower&&n.uniform1f(this._uSpecularFresnelPower,s._specularFresnel.power)),s._alphaFresnel&&(this._uAlphaFresnelEdgeBias&&n.uniform1f(this._uAlphaFresnelEdgeBias,s._alphaFresnel.edgeBias),this._uAlphaFresnelCenterBias&&n.uniform1f(this._uAlphaFresnelCenterBias,s._alphaFresnel.centerBias),this._uAlphaFresnelEdgeColor&&n.uniform3fv(this._uAlphaFresnelEdgeColor,s._alphaFresnel.edgeColor),this._uAlphaFresnelCenterColor&&n.uniform3fv(this._uAlphaFresnelCenterColor,s._alphaFresnel.centerColor),this._uAlphaFresnelPower&&n.uniform1f(this._uAlphaFresnelPower,s._alphaFresnel.power)),s._reflectivityFresnel&&(this._uReflectivityFresnelEdgeBias&&n.uniform1f(this._uReflectivityFresnelEdgeBias,s._reflectivityFresnel.edgeBias),this._uReflectivityFresnelCenterBias&&n.uniform1f(this._uReflectivityFresnelCenterBias,s._reflectivityFresnel.centerBias),this._uReflectivityFresnelEdgeColor&&n.uniform3fv(this._uReflectivityFresnelEdgeColor,s._reflectivityFresnel.edgeColor),this._uReflectivityFresnelCenterColor&&n.uniform3fv(this._uReflectivityFresnelCenterColor,s._reflectivityFresnel.centerColor),this._uReflectivityFresnelPower&&n.uniform1f(this._uReflectivityFresnelPower,s._reflectivityFresnel.power)),s._emissiveFresnel&&(this._uEmissiveFresnelEdgeBias&&n.uniform1f(this._uEmissiveFresnelEdgeBias,s._emissiveFresnel.edgeBias),this._uEmissiveFresnelCenterBias&&n.uniform1f(this._uEmissiveFresnelCenterBias,s._emissiveFresnel.centerBias),this._uEmissiveFresnelEdgeColor&&n.uniform3fv(this._uEmissiveFresnelEdgeColor,s._emissiveFresnel.edgeColor),this._uEmissiveFresnelCenterColor&&n.uniform3fv(this._uEmissiveFresnelCenterColor,s._emissiveFresnel.centerColor),this._uEmissiveFresnelPower&&n.uniform1f(this._uEmissiveFresnelPower,s._emissiveFresnel.power));break;case"MetallicMaterial":this._uBaseColor&&n.uniform3fv(this._uBaseColor,l.baseColor),this._uMaterialMetallic&&n.uniform1f(this._uMaterialMetallic,l.metallic),this._uMaterialRoughness&&n.uniform1f(this._uMaterialRoughness,l.roughness),this._uMaterialSpecularF0&&n.uniform1f(this._uMaterialSpecularF0,l.specularF0),this._uMaterialEmissive&&n.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&n.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0);var B=s._baseColorMap;B&&B._state.texture&&this._uBaseColorMap&&(o.bindTexture(this._uBaseColorMap,B._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uBaseColorMapMatrix&&n.uniformMatrix4fv(this._uBaseColorMapMatrix,!1,B._state.matrix));var P=s._metallicMap;P&&P._state.texture&&this._uMetallicMap&&(o.bindTexture(this._uMetallicMap,P._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMetallicMapMatrix&&n.uniformMatrix4fv(this._uMetallicMapMatrix,!1,P._state.matrix));var C=s._roughnessMap;C&&C._state.texture&&this._uRoughnessMap&&(o.bindTexture(this._uRoughnessMap,C._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uRoughnessMapMatrix&&n.uniformMatrix4fv(this._uRoughnessMapMatrix,!1,C._state.matrix));var M=s._metallicRoughnessMap;M&&M._state.texture&&this._uMetallicRoughnessMap&&(o.bindTexture(this._uMetallicRoughnessMap,M._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMetallicRoughnessMapMatrix&&n.uniformMatrix4fv(this._uMetallicRoughnessMapMatrix,!1,M._state.matrix)),(I=s._emissiveMap)&&I._state.texture&&this._uEmissiveMap&&(o.bindTexture(this._uEmissiveMap,I._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&n.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,I._state.matrix)),(D=s._occlusionMap)&&s._occlusionMap._state.texture&&this._uOcclusionMap&&(o.bindTexture(this._uOcclusionMap,D._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&n.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,D._state.matrix)),(S=s._alphaMap)&&S._state.texture&&this._uAlphaMap&&(o.bindTexture(this._uAlphaMap,S._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&n.uniformMatrix4fv(this._uAlphaMapMatrix,!1,S._state.matrix)),(T=s._normalMap)&&T._state.texture&&this._uNormalMap&&(o.bindTexture(this._uNormalMap,T._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&n.uniformMatrix4fv(this._uNormalMapMatrix,!1,T._state.matrix));break;case"SpecularMaterial":this._uMaterialDiffuse&&n.uniform3fv(this._uMaterialDiffuse,l.diffuse),this._uMaterialSpecular&&n.uniform3fv(this._uMaterialSpecular,l.specular),this._uMaterialGlossiness&&n.uniform1f(this._uMaterialGlossiness,l.glossiness),this._uMaterialReflectivity&&n.uniform1f(this._uMaterialReflectivity,l.reflectivity),this._uMaterialEmissive&&n.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&n.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0);var E=s._diffuseMap;E&&E._state.texture&&this._uDiffuseMap&&(o.bindTexture(this._uDiffuseMap,E._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uDiffuseMapMatrix&&n.uniformMatrix4fv(this._uDiffuseMapMatrix,!1,E._state.matrix));var F=s._specularMap;F&&F._state.texture&&this._uSpecularMap&&(o.bindTexture(this._uSpecularMap,F._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularMapMatrix&&n.uniformMatrix4fv(this._uSpecularMapMatrix,!1,F._state.matrix));var k=s._glossinessMap;k&&k._state.texture&&this._uGlossinessMap&&(o.bindTexture(this._uGlossinessMap,k._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uGlossinessMapMatrix&&n.uniformMatrix4fv(this._uGlossinessMapMatrix,!1,k._state.matrix));var I,D,S,T,L=s._specularGlossinessMap;L&&L._state.texture&&this._uSpecularGlossinessMap&&(o.bindTexture(this._uSpecularGlossinessMap,L._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularGlossinessMapMatrix&&n.uniformMatrix4fv(this._uSpecularGlossinessMapMatrix,!1,L._state.matrix)),(I=s._emissiveMap)&&I._state.texture&&this._uEmissiveMap&&(o.bindTexture(this._uEmissiveMap,I._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&n.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,I._state.matrix)),(D=s._occlusionMap)&&D._state.texture&&this._uOcclusionMap&&(o.bindTexture(this._uOcclusionMap,D._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&n.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,D._state.matrix)),(S=s._alphaMap)&&S._state.texture&&this._uAlphaMap&&(o.bindTexture(this._uAlphaMap,S._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&n.uniformMatrix4fv(this._uAlphaMapMatrix,!1,S._state.matrix)),(T=s._normalMap)&&T._state.texture&&this._uNormalMap&&(o.bindTexture(this._uNormalMap,T._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&n.uniformMatrix4fv(this._uNormalMapMatrix,!1,T._state.matrix))}this._lastMaterialId=l.id}if(n.uniformMatrix4fv(this._uModelMatrix,n.FALSE,t.worldMatrix),this._uModelNormalMatrix&&n.uniformMatrix4fv(this._uModelNormalMatrix,n.FALSE,t.worldNormalMatrix),this._uClippable&&n.uniform1i(this._uClippable,a.clippable),this._uColorize){var R=a.colorize,U=this._lastColorize;U[0]===R[0]&&U[1]===R[1]&&U[2]===R[2]&&U[3]===R[3]||(n.uniform4fv(this._uColorize,R),U[0]=R[0],U[1]=R[1],U[2]=R[2],U[3]=R[3])}n.uniform3fv(this._uOffset,a.offset),u.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&n.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,u.positionsDecodeMatrix),this._uUVDecodeMatrix&&n.uniformMatrix3fv(this._uUVDecodeMatrix,!1,u.uvDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(u.positionsBuf),e.bindArray++),this._aNormal&&(this._aNormal.bindArrayBuffer(u.normalsBuf),e.bindArray++),this._aUV&&(this._aUV.bindArrayBuffer(u.uvBuf),e.bindArray++),this._aColor&&(this._aColor.bindArrayBuffer(u.colorsBuf),e.bindArray++),this._aFlags&&(this._aFlags.bindArrayBuffer(u.flagsBuf),e.bindArray++),u.indicesBuf&&(u.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=u.id),u.indicesBuf?(n.drawElements(u.primitive,u.indicesBuf.numItems,u.indicesBuf.itemType,0),e.drawElements++):u.positions&&(n.drawArrays(n.TRIANGLES,0,u.positions.numItems),e.drawArrays++),h&&n.depthFunc(n.LESS)},Ts.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl,r=e._material,s=t._lightsState,n=t._sectionPlanesState,o=e._material._state;if(this._program=new zt(i,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var a=this._program;this._uPositionsDecodeMatrix=a.getLocation("positionsDecodeMatrix"),this._uUVDecodeMatrix=a.getLocation("uvDecodeMatrix"),this._uModelMatrix=a.getLocation("modelMatrix"),this._uModelNormalMatrix=a.getLocation("modelNormalMatrix"),this._uViewMatrix=a.getLocation("viewMatrix"),this._uViewNormalMatrix=a.getLocation("viewNormalMatrix"),this._uProjMatrix=a.getLocation("projMatrix"),this._uGammaFactor=a.getLocation("gammaFactor"),this._uLightAmbient=[],this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[],this._uShadowViewMatrix=[],this._uShadowProjMatrix=[],t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=a.getLocation("logDepthBufFC"));for(var l,u=s.lights,c=0,A=u.length;c<A;c++){switch((l=u[c]).type){case"ambient":this._uLightAmbient[c]=a.getLocation("lightAmbient");break;case"dir":this._uLightColor[c]=a.getLocation("lightColor"+c),this._uLightPos[c]=null,this._uLightDir[c]=a.getLocation("lightDir"+c);break;case"point":this._uLightColor[c]=a.getLocation("lightColor"+c),this._uLightPos[c]=a.getLocation("lightPos"+c),this._uLightDir[c]=null,this._uLightAttenuation[c]=a.getLocation("lightAttenuation"+c);break;case"spot":this._uLightColor[c]=a.getLocation("lightColor"+c),this._uLightPos[c]=a.getLocation("lightPos"+c),this._uLightDir[c]=a.getLocation("lightDir"+c),this._uLightAttenuation[c]=a.getLocation("lightAttenuation"+c)}l.castsShadow&&(this._uShadowViewMatrix[c]=a.getLocation("shadowViewMatrix"+c),this._uShadowProjMatrix[c]=a.getLocation("shadowProjMatrix"+c))}s.lightMaps.length>0&&(this._uLightMap="lightMap"),s.reflectionMaps.length>0&&(this._uReflectionMap="reflectionMap"),this._uSectionPlanes=[];for(c=0,A=n.sectionPlanes.length;c<A;c++)this._uSectionPlanes.push({active:a.getLocation("sectionPlaneActive"+c),pos:a.getLocation("sectionPlanePos"+c),dir:a.getLocation("sectionPlaneDir"+c)});switch(this._uPointSize=a.getLocation("pointSize"),o.type){case"LambertMaterial":this._uMaterialColor=a.getLocation("materialColor"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff");break;case"PhongMaterial":this._uMaterialAmbient=a.getLocation("materialAmbient"),this._uMaterialDiffuse=a.getLocation("materialDiffuse"),this._uMaterialSpecular=a.getLocation("materialSpecular"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),this._uMaterialShininess=a.getLocation("materialShininess"),r._ambientMap&&(this._uMaterialAmbientMap="ambientMap",this._uMaterialAmbientMapMatrix=a.getLocation("ambientMapMatrix")),r._diffuseMap&&(this._uDiffuseMap="diffuseMap",this._uDiffuseMapMatrix=a.getLocation("diffuseMapMatrix")),r._specularMap&&(this._uSpecularMap="specularMap",this._uSpecularMapMatrix=a.getLocation("specularMapMatrix")),r._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),r._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),r._reflectivityMap&&(this._uReflectivityMap="reflectivityMap",this._uReflectivityMapMatrix=a.getLocation("reflectivityMapMatrix")),r._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix")),r._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),r._diffuseFresnel&&(this._uDiffuseFresnelEdgeBias=a.getLocation("diffuseFresnelEdgeBias"),this._uDiffuseFresnelCenterBias=a.getLocation("diffuseFresnelCenterBias"),this._uDiffuseFresnelEdgeColor=a.getLocation("diffuseFresnelEdgeColor"),this._uDiffuseFresnelCenterColor=a.getLocation("diffuseFresnelCenterColor"),this._uDiffuseFresnelPower=a.getLocation("diffuseFresnelPower")),r._specularFresnel&&(this._uSpecularFresnelEdgeBias=a.getLocation("specularFresnelEdgeBias"),this._uSpecularFresnelCenterBias=a.getLocation("specularFresnelCenterBias"),this._uSpecularFresnelEdgeColor=a.getLocation("specularFresnelEdgeColor"),this._uSpecularFresnelCenterColor=a.getLocation("specularFresnelCenterColor"),this._uSpecularFresnelPower=a.getLocation("specularFresnelPower")),r._alphaFresnel&&(this._uAlphaFresnelEdgeBias=a.getLocation("alphaFresnelEdgeBias"),this._uAlphaFresnelCenterBias=a.getLocation("alphaFresnelCenterBias"),this._uAlphaFresnelEdgeColor=a.getLocation("alphaFresnelEdgeColor"),this._uAlphaFresnelCenterColor=a.getLocation("alphaFresnelCenterColor"),this._uAlphaFresnelPower=a.getLocation("alphaFresnelPower")),r._reflectivityFresnel&&(this._uReflectivityFresnelEdgeBias=a.getLocation("reflectivityFresnelEdgeBias"),this._uReflectivityFresnelCenterBias=a.getLocation("reflectivityFresnelCenterBias"),this._uReflectivityFresnelEdgeColor=a.getLocation("reflectivityFresnelEdgeColor"),this._uReflectivityFresnelCenterColor=a.getLocation("reflectivityFresnelCenterColor"),this._uReflectivityFresnelPower=a.getLocation("reflectivityFresnelPower")),r._emissiveFresnel&&(this._uEmissiveFresnelEdgeBias=a.getLocation("emissiveFresnelEdgeBias"),this._uEmissiveFresnelCenterBias=a.getLocation("emissiveFresnelCenterBias"),this._uEmissiveFresnelEdgeColor=a.getLocation("emissiveFresnelEdgeColor"),this._uEmissiveFresnelCenterColor=a.getLocation("emissiveFresnelCenterColor"),this._uEmissiveFresnelPower=a.getLocation("emissiveFresnelPower"));break;case"MetallicMaterial":this._uBaseColor=a.getLocation("materialBaseColor"),this._uMaterialMetallic=a.getLocation("materialMetallic"),this._uMaterialRoughness=a.getLocation("materialRoughness"),this._uMaterialSpecularF0=a.getLocation("materialSpecularF0"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),r._baseColorMap&&(this._uBaseColorMap="baseColorMap",this._uBaseColorMapMatrix=a.getLocation("baseColorMapMatrix")),r._metallicMap&&(this._uMetallicMap="metallicMap",this._uMetallicMapMatrix=a.getLocation("metallicMapMatrix")),r._roughnessMap&&(this._uRoughnessMap="roughnessMap",this._uRoughnessMapMatrix=a.getLocation("roughnessMapMatrix")),r._metallicRoughnessMap&&(this._uMetallicRoughnessMap="metallicRoughnessMap",this._uMetallicRoughnessMapMatrix=a.getLocation("metallicRoughnessMapMatrix")),r._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),r._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),r._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),r._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix"));break;case"SpecularMaterial":this._uMaterialDiffuse=a.getLocation("materialDiffuse"),this._uMaterialSpecular=a.getLocation("materialSpecular"),this._uMaterialGlossiness=a.getLocation("materialGlossiness"),this._uMaterialReflectivity=a.getLocation("reflectivityFresnel"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),r._diffuseMap&&(this._uDiffuseMap="diffuseMap",this._uDiffuseMapMatrix=a.getLocation("diffuseMapMatrix")),r._specularMap&&(this._uSpecularMap="specularMap",this._uSpecularMapMatrix=a.getLocation("specularMapMatrix")),r._glossinessMap&&(this._uGlossinessMap="glossinessMap",this._uGlossinessMapMatrix=a.getLocation("glossinessMapMatrix")),r._specularGlossinessMap&&(this._uSpecularGlossinessMap="materialSpecularGlossinessMap",this._uSpecularGlossinessMapMatrix=a.getLocation("materialSpecularGlossinessMapMatrix")),r._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),r._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),r._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),r._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix"))}this._aPosition=a.getAttribute("position"),this._aNormal=a.getAttribute("normal"),this._aUV=a.getAttribute("uv"),this._aColor=a.getAttribute("color"),this._aFlags=a.getAttribute("flags"),this._uClippable=a.getLocation("clippable"),this._uColorize=a.getLocation("colorize"),this._uOffset=a.getLocation("offset"),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastColorize=new Float32Array(4),this._baseTextureUnit=0}},Ts.prototype._bindProgram=function(e){var t,i=Lt.MAX_TEXTURE_UNITS,r=this._scene,s=r.canvas.gl,n=r._lightsState,o=r.camera.project,a=this._program;if(a.bind(),e.useProgram++,e.textureUnit=0,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastColorize[0]=-1,this._lastColorize[1]=-1,this._lastColorize[2]=-1,this._lastColorize[3]=-1,s.uniformMatrix4fv(this._uProjMatrix,!1,o.matrix),r.logarithmicDepthBufferEnabled){var l=2/(Math.log(o.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,l)}for(var u=0,c=n.lights.length;u<c;u++)if(t=n.lights[u],this._uLightAmbient[u])s.uniform4f(this._uLightAmbient[u],t.color[0],t.color[1],t.color[2],t.intensity);else if(this._uLightColor[u]&&s.uniform4f(this._uLightColor[u],t.color[0],t.color[1],t.color[2],t.intensity),this._uLightPos[u]&&(s.uniform3fv(this._uLightPos[u],t.pos),this._uLightAttenuation[u]&&s.uniform1f(this._uLightAttenuation[u],t.attenuation)),this._uLightDir[u]&&s.uniform3fv(this._uLightDir[u],t.dir),t.castsShadow){this._uShadowViewMatrix[u]&&s.uniformMatrix4fv(this._uShadowViewMatrix[u],!1,t.getShadowViewMatrix()),this._uShadowProjMatrix[u]&&s.uniformMatrix4fv(this._uShadowProjMatrix[u],!1,t.getShadowProjMatrix());var A=t.getShadowRenderBuf();A&&(a.bindTexture("shadowMap"+u,A.getTexture(),e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++)}n.lightMaps.length>0&&n.lightMaps[0].texture&&this._uLightMap&&(a.bindTexture(this._uLightMap,n.lightMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++),n.reflectionMaps.length>0&&n.reflectionMaps[0].texture&&this._uReflectionMap&&(a.bindTexture(this._uReflectionMap,n.reflectionMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++),this._uGammaFactor&&s.uniform1f(this._uGammaFactor,r.gammaFactor),this._baseTextureUnit=e.textureUnit};var Rs=C((function e(t){B(this,e),this.vertex=function(e){var t=e.scene,i=t._lightsState,r=function(e){var t=e._geometry._state.primitiveName;if((e._geometry._state.autoVertexNormals||e._geometry._state.normalsBuf)&&("triangles"===t||"triangle-strip"===t||"triangle-fan"===t))return!0;return!1}(e),s=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,n=!!e._geometry._state.compressGeometry,o=e._state.billboard,a=e._state.stationary,l=[];l.push("#version 300 es"),l.push("// EmphasisFillShaderSource vertex shader"),l.push("in vec3 position;"),l.push("uniform mat4 modelMatrix;"),l.push("uniform mat4 viewMatrix;"),l.push("uniform mat4 projMatrix;"),l.push("uniform vec4 colorize;"),l.push("uniform vec3 offset;"),n&&l.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(l.push("uniform float logDepthBufFC;"),l.push("out float vFragDepth;"),l.push("bool isPerspectiveMatrix(mat4 m) {"),l.push("    return (m[2][3] == - 1.0);"),l.push("}"),l.push("out float isPerspective;"));s&&l.push("out vec4 vWorldPosition;");if(l.push("uniform vec4   lightAmbient;"),l.push("uniform vec4   fillColor;"),r){l.push("in vec3 normal;"),l.push("uniform mat4 modelNormalMatrix;"),l.push("uniform mat4 viewNormalMatrix;");for(var u=0,c=i.lights.length;u<c;u++){var A=i.lights[u];"ambient"!==A.type&&(l.push("uniform vec4 lightColor"+u+";"),"dir"===A.type&&l.push("uniform vec3 lightDir"+u+";"),"point"===A.type&&l.push("uniform vec3 lightPos"+u+";"),"spot"===A.type&&l.push("uniform vec3 lightPos"+u+";"))}n&&(l.push("vec3 octDecode(vec2 oct) {"),l.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),l.push("    if (v.z < 0.0) {"),l.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),l.push("    }"),l.push("    return normalize(v);"),l.push("}"))}l.push("out vec4 vColor;"),("spherical"===o||"cylindrical"===o)&&(l.push("void billboard(inout mat4 mat) {"),l.push("   mat[0][0] = 1.0;"),l.push("   mat[0][1] = 0.0;"),l.push("   mat[0][2] = 0.0;"),"spherical"===o&&(l.push("   mat[1][0] = 0.0;"),l.push("   mat[1][1] = 1.0;"),l.push("   mat[1][2] = 0.0;")),l.push("   mat[2][0] = 0.0;"),l.push("   mat[2][1] = 0.0;"),l.push("   mat[2][2] =1.0;"),l.push("}"));l.push("void main(void) {"),l.push("vec4 localPosition = vec4(position, 1.0); "),l.push("vec4 worldPosition;"),n&&l.push("localPosition = positionsDecodeMatrix * localPosition;");r&&(n?l.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):l.push("vec4 localNormal = vec4(normal, 0.0); "),l.push("mat4 modelNormalMatrix2 = modelNormalMatrix;"),l.push("mat4 viewNormalMatrix2 = viewNormalMatrix;"));l.push("mat4 viewMatrix2 = viewMatrix;"),l.push("mat4 modelMatrix2 = modelMatrix;"),a&&l.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===o||"cylindrical"===o?(l.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),l.push("billboard(modelMatrix2);"),l.push("billboard(viewMatrix2);"),l.push("billboard(modelViewMatrix);"),r&&(l.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),l.push("billboard(modelNormalMatrix2);"),l.push("billboard(viewNormalMatrix2);"),l.push("billboard(modelViewNormalMatrix);")),l.push("worldPosition = modelMatrix2 * localPosition;"),l.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(l.push("worldPosition = modelMatrix2 * localPosition;"),l.push("worldPosition.xyz = worldPosition.xyz + offset;"),l.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));r&&l.push("vec3 viewNormal = normalize((viewNormalMatrix2 * modelNormalMatrix2 * localNormal).xyz);");if(l.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),l.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),l.push("float lambertian = 1.0;"),r)for(var h=0,d=i.lights.length;h<d;h++){var p=i.lights[h];if("ambient"!==p.type){if("dir"===p.type)"view"===p.space?l.push("viewLightDir = normalize(lightDir"+h+");"):l.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+h+", 0.0)).xyz);");else{if("point"!==p.type)continue;"view"===p.space?l.push("viewLightDir = normalize(lightPos"+h+" - viewPosition.xyz);"):l.push("viewLightDir = normalize((viewMatrix2 * vec4(lightPos"+h+", 0.0)).xyz);")}l.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),l.push("reflectedColor += lambertian * (lightColor"+h+".rgb * lightColor"+h+".a);")}}l.push("vColor = vec4(reflectedColor * fillColor.rgb, fillColor.a);"),s&&l.push("vWorldPosition = worldPosition;");"points"===e._geometry._state.primitiveName&&l.push("gl_PointSize = pointSize;");l.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(l.push("vFragDepth = 1.0 + clipPos.w;"),l.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return l.push("gl_Position = clipPos;"),l.push("}"),l}(t),this.fragment=function(e){var t=e.scene,i=e.scene._sectionPlanesState,r=e.scene.gammaOutput,s=i.getNumAllocatedSectionPlanes()>0,n=[];n.push("#version 300 es"),n.push("// Lambertian drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),t.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;"));r&&(n.push("uniform float gammaFactor;"),n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}"));if(s){n.push("in vec4 vWorldPosition;"),n.push("uniform bool clippable;");for(var o=0,a=i.getNumAllocatedSectionPlanes();o<a;o++)n.push("uniform bool sectionPlaneActive"+o+";"),n.push("uniform vec3 sectionPlanePos"+o+";"),n.push("uniform vec3 sectionPlaneDir"+o+";")}if(n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),s){n.push("if (clippable) {"),n.push("  float dist = 0.0;");for(var l=0,u=i.getNumAllocatedSectionPlanes();l<u;l++)n.push("if (sectionPlaneActive"+l+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+l+".xyz, vWorldPosition.xyz - sectionPlanePos"+l+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > 0.0) { discard; }"),n.push("}")}"points"===e._geometry._state.primitiveName&&(n.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),n.push("float r = dot(cxy, cxy);"),n.push("if (r > 1.0) {"),n.push("   discard;"),n.push("}"));t.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");r?n.push("outColor = linearToGamma(vColor, gammaFactor);"):n.push("outColor = vColor;");return n.push("}"),n}(t)}));var Us=new G({}),Os=re.vec3(),Ns=function(e,t){this.id=Us.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Rs(t),this._allocate(t)},Qs={};Ns.get=function(e){var t=[e.scene.id,e.scene.gammaOutput?"go":"",e.scene._sectionPlanesState.getHash(),e._geometry._state.normalsBuf?"n":"",e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";"),i=Qs[t];return i||(i=new Ns(t,e),Qs[t]=i,ae.memory.programs++),i._useCount++,i},Ns.prototype.put=function(){0==--this._useCount&&(Us.removeItem(this.id),this._program&&this._program.destroy(),delete Qs[this._hash],ae.memory.programs--)},Ns.prototype.webglContextRestored=function(){this._program=null},Ns.prototype.drawMesh=function(e,t,i){this._program||this._allocate(t);var r=this._scene,s=r.camera,n=r.canvas.gl,o=0===i?t._xrayMaterial._state:1===i?t._highlightMaterial._state:t._selectedMaterial._state,a=t._state,l=t._geometry._state,u=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),n.uniformMatrix4fv(this._uViewMatrix,!1,u?e.getRTCViewMatrix(a.originHash,u):s.viewMatrix),n.uniformMatrix4fv(this._uViewNormalMatrix,!1,s.viewNormalMatrix),a.clippable){var c=r._sectionPlanesState.getNumAllocatedSectionPlanes(),A=r._sectionPlanesState.sectionPlanes.length;if(c>0)for(var h=r._sectionPlanesState.sectionPlanes,d=t.renderFlags,p=0;p<c;p++){var f=this._uSectionPlanes[p];if(f)if(p<A){var v=d.sectionPlanesActivePerLayer[p];if(n.uniform1i(f.active,v?1:0),v){var g=h[p];if(u){var m=We(g.dist,g.dir,u,Os);n.uniform3fv(f.pos,m)}else n.uniform3fv(f.pos,g.pos);n.uniform3fv(f.dir,g.dir)}}else n.uniform1i(f.active,0)}}if(o.id!==this._lastMaterialId){var _=o.fillColor,y=o.backfaces;e.backfaces!==y&&(y?n.disable(n.CULL_FACE):n.enable(n.CULL_FACE),e.backfaces=y),n.uniform4f(this._uFillColor,_[0],_[1],_[2],o.fillAlpha),this._lastMaterialId=o.id}n.uniformMatrix4fv(this._uModelMatrix,n.FALSE,t.worldMatrix),this._uModelNormalMatrix&&n.uniformMatrix4fv(this._uModelNormalMatrix,n.FALSE,t.worldNormalMatrix),this._uClippable&&n.uniform1i(this._uClippable,a.clippable),n.uniform3fv(this._uOffset,a.offset),l.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&n.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,l.positionsDecodeMatrix),this._uUVDecodeMatrix&&n.uniformMatrix3fv(this._uUVDecodeMatrix,!1,l.uvDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(l.positionsBuf),e.bindArray++),this._aNormal&&(this._aNormal.bindArrayBuffer(l.normalsBuf),e.bindArray++),l.indicesBuf?(l.indicesBuf.bind(),e.bindArray++):l.positionsBuf,this._lastGeometryId=l.id),l.indicesBuf?(n.drawElements(l.primitive,l.indicesBuf.numItems,l.indicesBuf.itemType,0),e.drawElements++):l.positionsBuf&&(n.drawArrays(n.TRIANGLES,0,l.positionsBuf.numItems),e.drawArrays++)},Ns.prototype._allocate=function(e){var t=e.scene,i=t._lightsState,r=t._sectionPlanesState,s=t.canvas.gl;if(this._program=new zt(s,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var n=this._program;this._uPositionsDecodeMatrix=n.getLocation("positionsDecodeMatrix"),this._uModelMatrix=n.getLocation("modelMatrix"),this._uModelNormalMatrix=n.getLocation("modelNormalMatrix"),this._uViewMatrix=n.getLocation("viewMatrix"),this._uViewNormalMatrix=n.getLocation("viewNormalMatrix"),this._uProjMatrix=n.getLocation("projMatrix"),this._uLightAmbient=[],this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];for(var o=0,a=i.lights.length;o<a;o++){switch(i.lights[o].type){case"ambient":this._uLightAmbient[o]=n.getLocation("lightAmbient");break;case"dir":this._uLightColor[o]=n.getLocation("lightColor"+o),this._uLightPos[o]=null,this._uLightDir[o]=n.getLocation("lightDir"+o);break;case"point":this._uLightColor[o]=n.getLocation("lightColor"+o),this._uLightPos[o]=n.getLocation("lightPos"+o),this._uLightDir[o]=null,this._uLightAttenuation[o]=n.getLocation("lightAttenuation"+o)}}this._uSectionPlanes=[];for(var l=0,u=r.getNumAllocatedSectionPlanes();l<u;l++)this._uSectionPlanes.push({active:n.getLocation("sectionPlaneActive"+l),pos:n.getLocation("sectionPlanePos"+l),dir:n.getLocation("sectionPlaneDir"+l)});this._uFillColor=n.getLocation("fillColor"),this._aPosition=n.getAttribute("position"),this._aNormal=n.getAttribute("normal"),this._uClippable=n.getLocation("clippable"),this._uGammaFactor=n.getLocation("gammaFactor"),this._uOffset=n.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=n.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null}},Ns.prototype._bindProgram=function(e){var t=this._scene,i=t.canvas.gl,r=t._lightsState,s=t.camera,n=s.project;if(this._program.bind(),e.useProgram++,e.textureUnit=0,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastIndicesBufId=null,i.uniformMatrix4fv(this._uViewNormalMatrix,!1,s.normalMatrix),i.uniformMatrix4fv(this._uProjMatrix,!1,n.matrix),t.logarithmicDepthBufferEnabled){var o=2/(Math.log(n.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,o)}for(var a=0,l=r.lights.length;a<l;a++){var u=r.lights[a];this._uLightAmbient[a]?i.uniform4f(this._uLightAmbient[a],u.color[0],u.color[1],u.color[2],u.intensity):(this._uLightColor[a]&&i.uniform4f(this._uLightColor[a],u.color[0],u.color[1],u.color[2],u.intensity),this._uLightPos[a]&&(i.uniform3fv(this._uLightPos[a],u.pos),this._uLightAttenuation[a]&&i.uniform1f(this._uLightAttenuation[a],u.attenuation)),this._uLightDir[a]&&i.uniform3fv(this._uLightDir[a],u.dir))}this._uGammaFactor&&i.uniform1f(this._uGammaFactor,t.gammaFactor)};var Vs=C((function e(t){B(this,e),this.vertex=function(e){var t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,r=!!e._geometry._state.compressGeometry,s=e._state.billboard,n=e._state.stationary,o=[];o.push("#version 300 es"),o.push("// Edges drawing vertex shader"),o.push("in vec3 position;"),o.push("uniform mat4 modelMatrix;"),o.push("uniform mat4 viewMatrix;"),o.push("uniform mat4 projMatrix;"),o.push("uniform vec4 edgeColor;"),o.push("uniform vec3 offset;"),r&&o.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;"));i&&o.push("out vec4 vWorldPosition;");o.push("out vec4 vColor;"),("spherical"===s||"cylindrical"===s)&&(o.push("void billboard(inout mat4 mat) {"),o.push("   mat[0][0] = 1.0;"),o.push("   mat[0][1] = 0.0;"),o.push("   mat[0][2] = 0.0;"),"spherical"===s&&(o.push("   mat[1][0] = 0.0;"),o.push("   mat[1][1] = 1.0;"),o.push("   mat[1][2] = 0.0;")),o.push("   mat[2][0] = 0.0;"),o.push("   mat[2][1] = 0.0;"),o.push("   mat[2][2] =1.0;"),o.push("}"));o.push("void main(void) {"),o.push("vec4 localPosition = vec4(position, 1.0); "),o.push("vec4 worldPosition;"),r&&o.push("localPosition = positionsDecodeMatrix * localPosition;");o.push("mat4 viewMatrix2 = viewMatrix;"),o.push("mat4 modelMatrix2 = modelMatrix;"),n&&o.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===s||"cylindrical"===s?(o.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),o.push("billboard(modelMatrix2);"),o.push("billboard(viewMatrix2);"),o.push("billboard(modelViewMatrix);"),o.push("worldPosition = modelMatrix2 * localPosition;"),o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(o.push("worldPosition = modelMatrix2 * localPosition;"),o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));o.push("vColor = edgeColor;"),i&&o.push("vWorldPosition = worldPosition;");o.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return o.push("gl_Position = clipPos;"),o.push("}"),o}(t),this.fragment=function(e){var t=e.scene,i=e.scene._sectionPlanesState,r=e.scene.gammaOutput,s=i.getNumAllocatedSectionPlanes()>0,n=[];n.push("#version 300 es"),n.push("// Edges drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),t.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;"));r&&(n.push("uniform float gammaFactor;"),n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}"));if(s){n.push("in vec4 vWorldPosition;"),n.push("uniform bool clippable;");for(var o=0,a=i.getNumAllocatedSectionPlanes();o<a;o++)n.push("uniform bool sectionPlaneActive"+o+";"),n.push("uniform vec3 sectionPlanePos"+o+";"),n.push("uniform vec3 sectionPlaneDir"+o+";")}if(n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),s){n.push("if (clippable) {"),n.push("  float dist = 0.0;");for(var l=0,u=i.getNumAllocatedSectionPlanes();l<u;l++)n.push("if (sectionPlaneActive"+l+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+l+".xyz, vWorldPosition.xyz - sectionPlanePos"+l+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > 0.0) { discard; }"),n.push("}")}t.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");r?n.push("outColor = linearToGamma(vColor, gammaFactor);"):n.push("outColor = vColor;");return n.push("}"),n}(t)}));var Hs=new G({}),js=re.vec3(),Gs=function(e,t){this.id=Hs.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Vs(t),this._allocate(t)},zs={};Gs.get=function(e){var t=[e.scene.id,e.scene.gammaOutput?"go":"",e.scene._sectionPlanesState.getHash(),e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";"),i=zs[t];return i||(i=new Gs(t,e),zs[t]=i,ae.memory.programs++),i._useCount++,i},Gs.prototype.put=function(){0==--this._useCount&&(Hs.removeItem(this.id),this._program&&this._program.destroy(),delete zs[this._hash],ae.memory.programs--)},Gs.prototype.webglContextRestored=function(){this._program=null},Gs.prototype.drawMesh=function(e,t,i){this._program||this._allocate(t);var r,s,n=this._scene,o=n.camera,a=n.canvas.gl,l=t._state,u=t._geometry,c=u._state,A=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),a.uniformMatrix4fv(this._uViewMatrix,!1,A?e.getRTCViewMatrix(l.originHash,A):o.viewMatrix),l.clippable){var h=n._sectionPlanesState.getNumAllocatedSectionPlanes(),d=n._sectionPlanesState.sectionPlanes.length;if(h>0)for(var p=n._sectionPlanesState.sectionPlanes,f=t.renderFlags,v=0;v<h;v++){var g=this._uSectionPlanes[v];if(g)if(v<d){var m=f.sectionPlanesActivePerLayer[v];if(a.uniform1i(g.active,m?1:0),m){var _=p[v];if(A){var y=We(_.dist,_.dir,A,js);a.uniform3fv(g.pos,y)}else a.uniform3fv(g.pos,_.pos);a.uniform3fv(g.dir,_.dir)}}else a.uniform1i(g.active,0)}}switch(i){case 0:r=t._xrayMaterial._state;break;case 1:r=t._highlightMaterial._state;break;case 2:r=t._selectedMaterial._state;break;default:r=t._edgeMaterial._state}if(r.id!==this._lastMaterialId){var b=r.backfaces;if(e.backfaces!==b&&(b?a.disable(a.CULL_FACE):a.enable(a.CULL_FACE),e.backfaces=b),e.lineWidth!==r.edgeWidth&&(a.lineWidth(r.edgeWidth),e.lineWidth=r.edgeWidth),this._uEdgeColor){var x=r.edgeColor,w=r.edgeAlpha;a.uniform4f(this._uEdgeColor,x[0],x[1],x[2],w)}this._lastMaterialId=r.id}a.uniformMatrix4fv(this._uModelMatrix,a.FALSE,t.worldMatrix),this._uClippable&&a.uniform1i(this._uClippable,l.clippable),a.uniform3fv(this._uOffset,l.offset),c.primitive===a.TRIANGLES?s=u._getEdgeIndices():c.primitive===a.LINES&&(s=c.indicesBuf),s&&(c.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&a.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,c.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(c.positionsBuf,c.compressGeometry?a.UNSIGNED_SHORT:a.FLOAT),e.bindArray++),s.bind(),e.bindArray++,this._lastGeometryId=c.id),a.drawElements(a.LINES,s.numItems,s.itemType,0),e.drawElements++)},Gs.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl,r=t._sectionPlanesState;if(this._program=new zt(i,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(var n=0,o=r.getNumAllocatedSectionPlanes();n<o;n++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+n),pos:s.getLocation("sectionPlanePos"+n),dir:s.getLocation("sectionPlaneDir"+n)});this._uEdgeColor=s.getLocation("edgeColor"),this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uGammaFactor=s.getLocation("gammaFactor"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null}},Gs.prototype._bindProgram=function(e){var t=this._program,i=this._scene,r=i.canvas.gl,s=i.camera.project;if(t.bind(),e.useProgram++,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,r.uniformMatrix4fv(this._uProjMatrix,!1,s.matrix),i.logarithmicDepthBufferEnabled){var n=2/(Math.log(s.far+1)/Math.LN2);r.uniform1f(this._uLogDepthBufFC,n)}this._uGammaFactor&&r.uniform1f(this._uGammaFactor,i.gammaFactor)};var Ws=C((function e(t){B(this,e),this.vertex=function(e){var t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,r=!!e._geometry._state.compressGeometry,s=e._state.billboard,n=e._state.stationary,o=[];o.push("#version 300 es"),o.push("// Mesh picking vertex shader"),o.push("in vec3 position;"),o.push("uniform mat4 modelMatrix;"),o.push("uniform mat4 viewMatrix;"),o.push("uniform mat4 projMatrix;"),o.push("out vec4 vViewPosition;"),o.push("uniform vec3 offset;"),r&&o.push("uniform mat4 positionsDecodeMatrix;");i&&o.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;"));"spherical"!==s&&"cylindrical"!==s||(o.push("void billboard(inout mat4 mat) {"),o.push("   mat[0][0] = 1.0;"),o.push("   mat[0][1] = 0.0;"),o.push("   mat[0][2] = 0.0;"),"spherical"===s&&(o.push("   mat[1][0] = 0.0;"),o.push("   mat[1][1] = 1.0;"),o.push("   mat[1][2] = 0.0;")),o.push("   mat[2][0] = 0.0;"),o.push("   mat[2][1] = 0.0;"),o.push("   mat[2][2] =1.0;"),o.push("}"));o.push("uniform vec2 pickClipPos;"),o.push("vec4 remapClipPos(vec4 clipPos) {"),o.push("    clipPos.xy /= clipPos.w;"),o.push("    clipPos.xy -= pickClipPos;"),o.push("    clipPos.xy *= clipPos.w;"),o.push("    return clipPos;"),o.push("}"),o.push("void main(void) {"),o.push("vec4 localPosition = vec4(position, 1.0); "),r&&o.push("localPosition = positionsDecodeMatrix * localPosition;");o.push("mat4 viewMatrix2 = viewMatrix;"),o.push("mat4 modelMatrix2 = modelMatrix;"),n&&o.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"!==s&&"cylindrical"!==s||(o.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),o.push("billboard(modelMatrix2);"),o.push("billboard(viewMatrix2);"));o.push("   vec4 worldPosition = modelMatrix2 * localPosition;"),o.push("   worldPosition.xyz = worldPosition.xyz + offset;"),o.push("   vec4 viewPosition = viewMatrix2 * worldPosition;"),i&&o.push("   vWorldPosition = worldPosition;");o.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return o.push("gl_Position = remapClipPos(clipPos);"),o.push("}"),o}(t),this.fragment=function(e){var t=e.scene,i=t._sectionPlanesState,r=i.getNumAllocatedSectionPlanes()>0,s=[];s.push("#version 300 es"),s.push("// Mesh picking fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),t.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;"));if(s.push("uniform vec4 pickColor;"),r){s.push("uniform bool clippable;"),s.push("in vec4 vWorldPosition;");for(var n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("uniform bool sectionPlaneActive"+n+";"),s.push("uniform vec3 sectionPlanePos"+n+";"),s.push("uniform vec3 sectionPlaneDir"+n+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),r){s.push("if (clippable) {"),s.push("  float dist = 0.0;");for(n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}t.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return s.push("   outColor = pickColor; "),s.push("}"),s}(t)}));var Ks=re.vec3(),Xs=function(e,t){this._hash=e,this._shaderSource=new Ws(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},Js={};Xs.get=function(e){var t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.hash].join(";"),i=Js[t];if(!i){if((i=new Xs(t,e)).errors)return console.log(i.errors.join("\n")),null;Js[t]=i,ae.memory.programs++}return i._useCount++,i},Xs.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete Js[this._hash],ae.memory.programs--)},Xs.prototype.webglContextRestored=function(){this._program=null},Xs.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=this._scene,r=i.canvas.gl,s=t._state,n=t._material._state,o=t._geometry._state,a=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),r.uniformMatrix4fv(this._uViewMatrix,!1,a?e.getRTCPickViewMatrix(s.originHash,a):e.pickViewMatrix),s.clippable){var l=i._sectionPlanesState.getNumAllocatedSectionPlanes(),u=i._sectionPlanesState.sectionPlanes.length;if(l>0)for(var c=i._sectionPlanesState.sectionPlanes,A=t.renderFlags,h=0;h<l;h++){var d=this._uSectionPlanes[h];if(d)if(h<u){var p=A.sectionPlanesActivePerLayer[h];if(r.uniform1i(d.active,p?1:0),p){var f=c[h];if(a){var v=We(f.dist,f.dir,a,Ks);r.uniform3fv(d.pos,v)}else r.uniform3fv(d.pos,f.pos);r.uniform3fv(d.dir,f.dir)}}else r.uniform1i(d.active,0)}}if(n.id!==this._lastMaterialId){var g=n.backfaces;e.backfaces!==g&&(g?r.disable(r.CULL_FACE):r.enable(r.CULL_FACE),e.backfaces=g);var m=n.frontface;e.frontface!==m&&(m?r.frontFace(r.CCW):r.frontFace(r.CW),e.frontface=m),this._lastMaterialId=n.id}r.uniformMatrix4fv(this._uProjMatrix,!1,e.pickProjMatrix),r.uniformMatrix4fv(this._uModelMatrix,!1,t.worldMatrix),this._uClippable&&r.uniform1i(this._uClippable,t._state.clippable),r.uniform3fv(this._uOffset,t._state.offset),o.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&r.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,o.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(o.positionsBuf,o.compressGeometry?r.UNSIGNED_SHORT:r.FLOAT),e.bindArray++),o.indicesBuf&&(o.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=o.id);var _=t._state.pickID,y=_>>24&255,b=_>>16&255,x=_>>8&255,w=255&_;r.uniform4f(this._uPickColor,w/255,x/255,b/255,y/255),r.uniform2fv(this._uPickClipPos,e.pickClipPos),o.indicesBuf?(r.drawElements(o.primitive,o.indicesBuf.numItems,o.indicesBuf.itemType,0),e.drawElements++):o.positions&&r.drawArrays(r.TRIANGLES,0,o.positions.numItems)},Xs.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl;if(this._program=new zt(i,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var r=this._program;this._uPositionsDecodeMatrix=r.getLocation("positionsDecodeMatrix"),this._uModelMatrix=r.getLocation("modelMatrix"),this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,n=t._sectionPlanesState.sectionPlanes.length;s<n;s++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+s),pos:r.getLocation("sectionPlanePos"+s),dir:r.getLocation("sectionPlaneDir"+s)});this._aPosition=r.getAttribute("position"),this._uClippable=r.getLocation("clippable"),this._uPickColor=r.getLocation("pickColor"),this._uPickClipPos=r.getLocation("pickClipPos"),this._uOffset=r.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastGeometryId=null}},Xs.prototype._bindProgram=function(e){var t=this._scene,i=t.canvas.gl,r=t.camera.project;if(this._program.bind(),e.useProgram++,t.logarithmicDepthBufferEnabled){var s=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,s)}this._lastMaterialId=null,this._lastGeometryId=null};var Ys=C((function e(t){B(this,e),this.vertex=function(e){var t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,r=!!e._geometry._state.compressGeometry,s=[];s.push("#version 300 es"),s.push("// Surface picking vertex shader"),s.push("in vec3 position;"),s.push("in vec4 color;"),s.push("uniform mat4 modelMatrix;"),s.push("uniform mat4 viewMatrix;"),s.push("uniform mat4 projMatrix;"),s.push("uniform vec3 offset;"),i&&(s.push("uniform bool clippable;"),s.push("out vec4 vWorldPosition;"));t.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;"),s.push("bool isPerspectiveMatrix(mat4 m) {"),s.push("    return (m[2][3] == - 1.0);"),s.push("}"),s.push("out float isPerspective;"));s.push("uniform vec2 pickClipPos;"),s.push("vec4 remapClipPos(vec4 clipPos) {"),s.push("    clipPos.xy /= clipPos.w;"),s.push("    clipPos.xy -= pickClipPos;"),s.push("    clipPos.xy *= clipPos.w;"),s.push("    return clipPos;"),s.push("}"),s.push("out vec4 vColor;"),r&&s.push("uniform mat4 positionsDecodeMatrix;");s.push("void main(void) {"),s.push("vec4 localPosition = vec4(position, 1.0); "),r&&s.push("localPosition = positionsDecodeMatrix * localPosition;");s.push("   vec4 worldPosition = modelMatrix * localPosition; "),s.push("   worldPosition.xyz = worldPosition.xyz + offset;"),s.push("   vec4 viewPosition = viewMatrix * worldPosition;"),i&&s.push("   vWorldPosition = worldPosition;");s.push("   vColor = color;"),s.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return s.push("gl_Position = remapClipPos(clipPos);"),s.push("}"),s}(t),this.fragment=function(e){var t=e.scene,i=t._sectionPlanesState,r=i.getNumAllocatedSectionPlanes()>0,s=[];s.push("#version 300 es"),s.push("// Surface picking fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),s.push("in vec4 vColor;"),t.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;"));if(r){s.push("uniform bool clippable;"),s.push("in vec4 vWorldPosition;");for(var n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("uniform bool sectionPlaneActive"+n+";"),s.push("uniform vec3 sectionPlanePos"+n+";"),s.push("uniform vec3 sectionPlaneDir"+n+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),r){s.push("if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0;o<i.getNumAllocatedSectionPlanes();o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}t.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return s.push("   outColor = vColor;"),s.push("}"),s}(t)}));var Zs=re.vec3(),qs=function(e,t){this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Ys(t),this._allocate(t)},$s={};qs.get=function(e){var t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";"),i=$s[t];if(!i){if((i=new qs(t,e)).errors)return console.log(i.errors.join("\n")),null;$s[t]=i,ae.memory.programs++}return i._useCount++,i},qs.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete $s[this._hash],ae.memory.programs--)},qs.prototype.webglContextRestored=function(){this._program=null},qs.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=this._scene,r=i.canvas.gl,s=t._state,n=t._material._state,o=t._geometry,a=t._geometry._state,l=t.origin,u=n.backfaces,c=n.frontface,A=i.camera.project,h=o._getPickTrianglePositions(),d=o._getPickTriangleColors();if(this._program.bind(),e.useProgram++,i.logarithmicDepthBufferEnabled){var p=2/(Math.log(A.far+1)/Math.LN2);r.uniform1f(this._uLogDepthBufFC,p)}if(r.uniformMatrix4fv(this._uViewMatrix,!1,l?e.getRTCPickViewMatrix(s.originHash,l):e.pickViewMatrix),s.clippable){var f=i._sectionPlanesState.getNumAllocatedSectionPlanes(),v=i._sectionPlanesState.sectionPlanes.length;if(f>0)for(var g=i._sectionPlanesState.sectionPlanes,m=t.renderFlags,_=0;_<f;_++){var y=this._uSectionPlanes[_];if(y)if(_<v){var b=m.sectionPlanesActivePerLayer[_];if(r.uniform1i(y.active,b?1:0),b){var x=g[_];if(l){var w=We(x.dist,x.dir,l,Zs);r.uniform3fv(y.pos,w)}else r.uniform3fv(y.pos,x.pos);r.uniform3fv(y.dir,x.dir)}}else r.uniform1i(y.active,0)}}r.uniformMatrix4fv(this._uProjMatrix,!1,e.pickProjMatrix),i.logarithmicDepthBufferEnabled&&r.uniform1f(this._uZFar,i.camera.project.far),e.backfaces!==u&&(u?r.disable(r.CULL_FACE):r.enable(r.CULL_FACE),e.backfaces=u),e.frontface!==c&&(c?r.frontFace(r.CCW):r.frontFace(r.CW),e.frontface=c),r.uniformMatrix4fv(this._uModelMatrix,!1,t.worldMatrix),this._uClippable&&r.uniform1i(this._uClippable,t._state.clippable),r.uniform3fv(this._uOffset,t._state.offset),this._uPositionsDecodeMatrix?(r.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,a.positionsDecodeMatrix),this._aPosition.bindArrayBuffer(h,a.compressGeometry?r.UNSIGNED_SHORT:r.FLOAT)):this._aPosition.bindArrayBuffer(h),r.uniform2fv(this._uPickClipPos,e.pickClipPos),d.bind(),r.enableVertexAttribArray(this._aColor.location),r.vertexAttribPointer(this._aColor.location,d.itemSize,d.itemType,!0,0,0),r.drawArrays(a.primitive,0,h.numItems/3)},qs.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl;if(this._program=new zt(i,this._shaderSource),this._useCount=0,this._program.errors)this.errors=this._program.errors;else{var r=this._program;this._uPositionsDecodeMatrix=r.getLocation("positionsDecodeMatrix"),this._uModelMatrix=r.getLocation("modelMatrix"),this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,n=t._sectionPlanesState.sectionPlanes.length;s<n;s++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+s),pos:r.getLocation("sectionPlanePos"+s),dir:r.getLocation("sectionPlaneDir"+s)});this._aPosition=r.getAttribute("position"),this._aColor=r.getAttribute("color"),this._uPickClipPos=r.getLocation("pickClipPos"),this._uClippable=r.getLocation("clippable"),this._uOffset=r.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC"))}};var en=C((function e(t){B(this,e),this.vertex=function(e){var t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,r=!!e._geometry._state.compressGeometry,s=e._state.billboard,n=e._state.stationary,o=[];o.push("#version 300 es"),o.push("// Mesh occlusion vertex shader"),o.push("in vec3 position;"),o.push("uniform mat4 modelMatrix;"),o.push("uniform mat4 viewMatrix;"),o.push("uniform mat4 projMatrix;"),o.push("uniform vec3 offset;"),r&&o.push("uniform mat4 positionsDecodeMatrix;");i&&o.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;"));"spherical"!==s&&"cylindrical"!==s||(o.push("void billboard(inout mat4 mat) {"),o.push("   mat[0][0] = 1.0;"),o.push("   mat[0][1] = 0.0;"),o.push("   mat[0][2] = 0.0;"),"spherical"===s&&(o.push("   mat[1][0] = 0.0;"),o.push("   mat[1][1] = 1.0;"),o.push("   mat[1][2] = 0.0;")),o.push("   mat[2][0] = 0.0;"),o.push("   mat[2][1] = 0.0;"),o.push("   mat[2][2] =1.0;"),o.push("}"));o.push("void main(void) {"),o.push("vec4 localPosition = vec4(position, 1.0); "),o.push("vec4 worldPosition;"),r&&o.push("localPosition = positionsDecodeMatrix * localPosition;");o.push("mat4 viewMatrix2 = viewMatrix;"),o.push("mat4 modelMatrix2 = modelMatrix;"),n&&o.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===s||"cylindrical"===s?(o.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),o.push("billboard(modelMatrix2);"),o.push("billboard(viewMatrix2);"),o.push("billboard(modelViewMatrix);"),o.push("worldPosition = modelMatrix2 * localPosition;"),o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(o.push("worldPosition = modelMatrix2 * localPosition;"),o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));i&&o.push("   vWorldPosition = worldPosition;");o.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return o.push("gl_Position = clipPos;"),o.push("}"),o}(t),this.fragment=function(e){var t=e.scene,i=t._sectionPlanesState,r=i.getNumAllocatedSectionPlanes()>0,s=[];s.push("#version 300 es"),s.push("// Mesh occlusion fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),t.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;"));if(r){s.push("uniform bool clippable;"),s.push("in vec4 vWorldPosition;");for(var n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("uniform bool sectionPlaneActive"+n+";"),s.push("uniform vec3 sectionPlanePos"+n+";"),s.push("uniform vec3 sectionPlaneDir"+n+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),r){s.push("if (clippable) {"),s.push("  float dist = 0.0;");for(n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}s.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),t.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return s.push("}"),s}(t)}));var tn=re.vec3(),rn=function(e,t){this._hash=e,this._shaderSource=new en(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},sn={};rn.get=function(e){var t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.occlusionHash].join(";"),i=sn[t];if(!i){if((i=new rn(t,e)).errors)return console.log(i.errors.join("\n")),null;sn[t]=i,ae.memory.programs++}return i._useCount++,i},rn.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete sn[this._hash],ae.memory.programs--)},rn.prototype.webglContextRestored=function(){this._program=null},rn.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=this._scene,r=i.canvas.gl,s=t._material._state,n=t._state,o=t._geometry._state,a=t.origin;if(!(s.alpha<1)){if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),s.id!==this._lastMaterialId){var l=s.backfaces;e.backfaces!==l&&(l?r.disable(r.CULL_FACE):r.enable(r.CULL_FACE),e.backfaces=l);var u=s.frontface;e.frontface!==u&&(u?r.frontFace(r.CCW):r.frontFace(r.CW),e.frontface=u),this._lastMaterialId=s.id}var c=i.camera;if(r.uniformMatrix4fv(this._uViewMatrix,!1,a?e.getRTCViewMatrix(n.originHash,a):c.viewMatrix),n.clippable){var A=i._sectionPlanesState.getNumAllocatedSectionPlanes(),h=i._sectionPlanesState.sectionPlanes.length;if(A>0)for(var d=i._sectionPlanesState.sectionPlanes,p=t.renderFlags,f=0;f<A;f++){var v=this._uSectionPlanes[f];if(v)if(f<h){var g=p.sectionPlanesActivePerLayer[f];if(r.uniform1i(v.active,g?1:0),g){var m=d[f];if(a){var _=We(m.dist,m.dir,a,tn);r.uniform3fv(v.pos,_)}else r.uniform3fv(v.pos,m.pos);r.uniform3fv(v.dir,m.dir)}}else r.uniform1i(v.active,0)}}r.uniformMatrix4fv(this._uProjMatrix,!1,c._project._state.matrix),r.uniformMatrix4fv(this._uModelMatrix,r.FALSE,t.worldMatrix),this._uClippable&&r.uniform1i(this._uClippable,t._state.clippable),r.uniform3fv(this._uOffset,t._state.offset),o.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&r.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,o.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(o.positionsBuf,o.compressGeometry?r.UNSIGNED_SHORT:r.FLOAT),e.bindArray++),o.indicesBuf&&(o.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=o.id),o.indicesBuf?(r.drawElements(o.primitive,o.indicesBuf.numItems,o.indicesBuf.itemType,0),e.drawElements++):o.positions&&r.drawArrays(r.TRIANGLES,0,o.positions.numItems)}},rn.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl;if(this._program=new zt(i,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var r=this._program;this._uPositionsDecodeMatrix=r.getLocation("positionsDecodeMatrix"),this._uModelMatrix=r.getLocation("modelMatrix"),this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,n=t._sectionPlanesState.sectionPlanes.length;s<n;s++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+s),pos:r.getLocation("sectionPlanePos"+s),dir:r.getLocation("sectionPlaneDir"+s)});this._aPosition=r.getAttribute("position"),this._uClippable=r.getLocation("clippable"),this._uOffset=r.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null}},rn.prototype._bindProgram=function(e){var t=this._scene,i=t.camera.project,r=t.canvas.gl;if(this._program.bind(),e.useProgram++,r.uniformMatrix4fv(this._uProjMatrix,!1,i.matrix),t.logarithmicDepthBufferEnabled){var s=2/(Math.log(i.far+1)/Math.LN2);r.uniform1f(this._uLogDepthBufFC,s)}this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null};var nn=C((function e(t){B(this,e),this.vertex=function(e){var t=e.scene._sectionPlanesState.sectionPlanes.length>0,i=!!e._geometry._state.compressGeometry,r=[];r.push("// Mesh shadow vertex shader"),r.push("in vec3 position;"),r.push("uniform mat4 modelMatrix;"),r.push("uniform mat4 shadowViewMatrix;"),r.push("uniform mat4 shadowProjMatrix;"),r.push("uniform vec3 offset;"),i&&r.push("uniform mat4 positionsDecodeMatrix;");t&&r.push("out vec4 vWorldPosition;");r.push("void main(void) {"),r.push("vec4 localPosition = vec4(position, 1.0); "),r.push("vec4 worldPosition;"),i&&r.push("localPosition = positionsDecodeMatrix * localPosition;");r.push("worldPosition = modelMatrix * localPosition;"),r.push("worldPosition.xyz = worldPosition.xyz + offset;"),r.push("vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&r.push("vWorldPosition = worldPosition;");return r.push("   gl_Position = shadowProjMatrix * viewPosition;"),r.push("}"),r}(t),this.fragment=function(e){var t=e.scene;t.canvas.gl;var i=t._sectionPlanesState,r=i.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("// Mesh shadow fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),r){s.push("uniform bool clippable;"),s.push("in vec4 vWorldPosition;");for(var n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("uniform bool sectionPlaneActive"+n+";"),s.push("uniform vec3 sectionPlanePos"+n+";"),s.push("uniform vec3 sectionPlaneDir"+n+";")}if(s.push("vec4 encodeFloat( const in float depth ) {"),s.push("  const vec4 bitShift = vec4(256 * 256 * 256, 256 * 256, 256, 1.0);"),s.push("  const vec4 bitMask = vec4(0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);"),s.push("  vec4 comp = fract(depth * bitShift);"),s.push("  comp -= comp.xxyz * bitMask;"),s.push("  return comp;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),r){s.push("if (clippable) {"),s.push("  float dist = 0.0;");for(n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return s.push("outColor = encodeFloat(gl_FragCoord.z);"),s.push("}"),s}(t)}));var on=function(e,t){this._hash=e,this._shaderSource=new nn(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},an={};on.get=function(e){var t=e.scene,i=[t.canvas.canvas.id,t._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.hash].join(";"),r=an[i];if(!r){if((r=new on(i,e)).errors)return console.log(r.errors.join("\n")),null;an[i]=r,ae.memory.programs++}return r._useCount++,r},on.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete an[this._hash],ae.memory.programs--)},on.prototype.webglContextRestored=function(){this._program=null},on.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=this._scene.canvas.gl,r=t._material._state,s=t._geometry._state;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),r.id!==this._lastMaterialId){var n=r.backfaces;e.backfaces!==n&&(n?i.disable(i.CULL_FACE):i.enable(i.CULL_FACE),e.backfaces=n);var o=r.frontface;e.frontface!==o&&(o?i.frontFace(i.CCW):i.frontFace(i.CW),e.frontface=o),e.lineWidth!==r.lineWidth&&(i.lineWidth(r.lineWidth),e.lineWidth=r.lineWidth),this._uPointSize&&i.uniform1i(this._uPointSize,r.pointSize),this._lastMaterialId=r.id}if(i.uniformMatrix4fv(this._uModelMatrix,i.FALSE,t.worldMatrix),s.combineGeometry){var a=t.vertexBufs;a.id!==this._lastVertexBufsId&&(a.positionsBuf&&this._aPosition&&(this._aPosition.bindArrayBuffer(a.positionsBuf,a.compressGeometry?i.UNSIGNED_SHORT:i.FLOAT),e.bindArray++),this._lastVertexBufsId=a.id)}this._uClippable&&i.uniform1i(this._uClippable,t._state.clippable),i.uniform3fv(this._uOffset,t._state.offset),s.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&i.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,s.positionsDecodeMatrix),s.combineGeometry?s.indicesBufCombined&&(s.indicesBufCombined.bind(),e.bindArray++):(this._aPosition&&(this._aPosition.bindArrayBuffer(s.positionsBuf,s.compressGeometry?i.UNSIGNED_SHORT:i.FLOAT),e.bindArray++),s.indicesBuf&&(s.indicesBuf.bind(),e.bindArray++)),this._lastGeometryId=s.id),s.combineGeometry?s.indicesBufCombined&&(i.drawElements(s.primitive,s.indicesBufCombined.numItems,s.indicesBufCombined.itemType,0),e.drawElements++):s.indicesBuf?(i.drawElements(s.primitive,s.indicesBuf.numItems,s.indicesBuf.itemType,0),e.drawElements++):s.positions&&(i.drawArrays(i.TRIANGLES,0,s.positions.numItems),e.drawArrays++)},on.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl;if(this._program=new zt(i,this._shaderSource),this._scene=t,this._useCount=0,this._program.errors)this.errors=this._program.errors;else{var r=this._program;this._uPositionsDecodeMatrix=r.getLocation("positionsDecodeMatrix"),this._uModelMatrix=r.getLocation("modelMatrix"),this._uShadowViewMatrix=r.getLocation("shadowViewMatrix"),this._uShadowProjMatrix=r.getLocation("shadowProjMatrix"),this._uSectionPlanes={};for(var s=0,n=t._sectionPlanesState.sectionPlanes.length;s<n;s++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+s),pos:r.getLocation("sectionPlanePos"+s),dir:r.getLocation("sectionPlaneDir"+s)});this._aPosition=r.getAttribute("position"),this._uClippable=r.getLocation("clippable"),this._uOffset=r.getLocation("offset"),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null}},on.prototype._bindProgram=function(e){this._program||this._allocate(mesh);var t=this._scene,i=t.canvas.gl,r=t._sectionPlanesState;if(this._program.bind(),e.useProgram++,i.uniformMatrix4fv(this._uShadowViewMatrix,!1,e.shadowViewMatrix),i.uniformMatrix4fv(this._uShadowProjMatrix,!1,e.shadowProjMatrix),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,r.getNumAllocatedSectionPlanes()>0)for(var s,n,o,a=0,l=this._uSectionPlanes.length;a<l;a++)n=(s=this._uSectionPlanes[a]).active,o=r.sectionPlanes[a],n&&i.uniform1i(n,o.active),s.pos&&i.uniform3fv(s.pos,o.pos),s.dir&&i.uniform3fv(s.dir,o.dir)};var ln=function(){function e(){B(this,e),this.visibleLayers=[],this.sectionPlanesActivePerLayer=[],this.reset()}return C(e,[{key:"reset",value:function(){this.culled=!1,this.sectioned=!1,this.numLayers=0,this.numVisibleLayers=0,this.colorOpaque=!1,this.colorTransparent=!1,this.edgesOpaque=!1,this.edgesTransparent=!1,this.xrayedSilhouetteOpaque=!1,this.xrayedEdgesOpaque=!1,this.xrayedSilhouetteTransparent=!1,this.xrayedEdgesTransparent=!1,this.highlightedSilhouetteOpaque=!1,this.highlightedEdgesOpaque=!1,this.highlightedSilhouetteTransparent=!1,this.highlightedEdgesTransparent=!1,this.selectedSilhouetteOpaque=!1,this.selectedEdgesOpaque=!1,this.selectedSilhouetteTransparent=!1,this.selectedEdgesTransparent=!1}}]),e}(),un=re.OBB3(),cn=re.vec4(),An=re.vec4(),hn=re.vec4(),dn=re.vec3([1,0,0]),pn=re.vec3([0,1,0]),fn=re.vec3([0,0,1]),vn=re.vec3(3),gn=re.vec3(3),mn=re.identityMat4(),_n=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e,s)).renderOrder=s.renderOrder||0,r.originalSystemId=s.originalSystemId||r.id,r.renderFlags=new ln,r._state=new hi({visible:!0,culled:!1,pickable:null,clippable:null,collidable:null,occluder:!1!==s.occluder,castsShadow:null,receivesShadow:null,xrayed:!1,highlighted:!1,selected:!1,edges:!1,stationary:!!s.stationary,background:!!s.background,billboard:r._checkBillboard(s.billboard),layer:null,colorize:null,pickID:r.scene._renderer.getPickID(b(r)),drawHash:"",pickHash:"",offset:re.vec3(),origin:null,originHash:null}),r._drawRenderer=null,r._shadowRenderer=null,r._emphasisFillRenderer=null,r._emphasisEdgesRenderer=null,r._pickMeshRenderer=null,r._pickTriangleRenderer=null,r._occlusionRenderer=null,r._geometry=s.geometry?r._checkComponent2(["ReadableGeometry","VBOGeometry"],s.geometry):r.scene.geometry,r._material=s.material?r._checkComponent2(["PhongMaterial","MetallicMaterial","SpecularMaterial","LambertMaterial"],s.material):r.scene.material,r._xrayMaterial=s.xrayMaterial?r._checkComponent("EmphasisMaterial",s.xrayMaterial):r.scene.xrayMaterial,r._highlightMaterial=s.highlightMaterial?r._checkComponent("EmphasisMaterial",s.highlightMaterial):r.scene.highlightMaterial,r._selectedMaterial=s.selectedMaterial?r._checkComponent("EmphasisMaterial",s.selectedMaterial):r.scene.selectedMaterial,r._edgeMaterial=s.edgeMaterial?r._checkComponent("EdgeMaterial",s.edgeMaterial):r.scene.edgeMaterial,r._parentNode=null,r._aabb=null,r._aabbDirty=!0,r._numTriangles=r._geometry?r._geometry.numTriangles:0,r.scene._aabbDirty=!0,r._scale=re.vec3(),r._quaternion=re.identityQuaternion(),r._rotation=re.vec3(),r._position=re.vec3(),r._worldMatrix=re.identityMat4(),r._worldNormalMatrix=re.identityMat4(),r._localMatrixDirty=!0,r._worldMatrixDirty=!0,r._worldNormalMatrixDirty=!0;var n=s.origin||s.rtcCenter;if(n&&(r._state.origin=re.vec3(n),r._state.originHash=n.join()),s.matrix?r.matrix=s.matrix:(r.scale=s.scale,r.position=s.position,s.quaternion||(r.rotation=s.rotation)),r._isObject=s.isObject,r._isObject&&r.scene._registerObject(b(r)),r._isModel=s.isModel,r._isModel&&r.scene._registerModel(b(r)),r.visible=s.visible,r.culled=s.culled,r.pickable=s.pickable,r.clippable=s.clippable,r.collidable=s.collidable,r.castsShadow=s.castsShadow,r.receivesShadow=s.receivesShadow,r.xrayed=s.xrayed,r.highlighted=s.highlighted,r.selected=s.selected,r.edges=s.edges,r.layer=s.layer,r.colorize=s.colorize,r.opacity=s.opacity,r.offset=s.offset,s.parentId){var o=r.scene.components[s.parentId];o?o.isNode?o.addChild(b(r)):r.error("Parent is not a Node: '"+s.parentId+"'"):r.error("Parent not found: '"+s.parentId+"'"),r._parentNode=o}else s.parent&&(s.parent.isNode||r.error("Parent is not a Node"),s.parent.addChild(b(r)),r._parentNode=s.parent);return r.compile(),r}return C(i,[{key:"type",get:function(){return"Mesh"}},{key:"isMesh",get:function(){return!0}},{key:"parent",get:function(){return this._parentNode}},{key:"geometry",get:function(){return this._geometry}},{key:"material",get:function(){return this._material}},{key:"position",get:function(){return this._position},set:function(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"rotation",get:function(){return this._rotation},set:function(e){this._rotation.set(e||[0,0,0]),re.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"quaternion",get:function(){return this._quaternion},set:function(e){this._quaternion.set(e||[0,0,0,1]),re.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"scale",get:function(){return this._scale},set:function(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"matrix",get:function(){return this._localMatrixDirty&&(this.__localMatrix||(this.__localMatrix=re.identityMat4()),re.composeMat4(this._position,this._quaternion,this._scale,this.__localMatrix),this._localMatrixDirty=!1),this.__localMatrix},set:function(e){this.__localMatrix||(this.__localMatrix=re.identityMat4()),this.__localMatrix.set(e||mn),re.decomposeMat4(this.__localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._setWorldMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"worldMatrix",get:function(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}},{key:"worldNormalMatrix",get:function(){return this._worldNormalMatrixDirty&&this._buildWorldNormalMatrix(),this._worldNormalMatrix}},{key:"isEntity",get:function(){return!0}},{key:"isModel",get:function(){return this._isModel}},{key:"isObject",get:function(){return this._isObject}},{key:"aabb",get:function(){return this._aabbDirty&&this._updateAABB(),this._aabb}},{key:"origin",get:function(){return this._state.origin},set:function(e){e?(this._state.origin||(this._state.origin=re.vec3()),this._state.origin.set(e),this._state.originHash=e.join(),this._setAABBDirty(),this.scene._aabbDirty=!0):this._state.origin&&(this._state.origin=null,this._state.originHash=null,this._setAABBDirty(),this.scene._aabbDirty=!0)}},{key:"rtcCenter",get:function(){return this.origin},set:function(e){this.origin=e}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"visible",get:function(){return this._state.visible},set:function(e){e=!1!==e,this._state.visible=e,this._isObject&&this.scene._objectVisibilityUpdated(this,e),this.glRedraw()}},{key:"xrayed",get:function(){return this._state.xrayed},set:function(e){e=!!e,this._state.xrayed!==e&&(this._state.xrayed=e,this._isObject&&this.scene._objectXRayedUpdated(this,e),this.glRedraw())}},{key:"highlighted",get:function(){return this._state.highlighted},set:function(e){(e=!!e)!==this._state.highlighted&&(this._state.highlighted=e,this._isObject&&this.scene._objectHighlightedUpdated(this,e),this.glRedraw())}},{key:"selected",get:function(){return this._state.selected},set:function(e){(e=!!e)!==this._state.selected&&(this._state.selected=e,this._isObject&&this.scene._objectSelectedUpdated(this,e),this.glRedraw())}},{key:"edges",get:function(){return this._state.edges},set:function(e){(e=!!e)!==this._state.edges&&(this._state.edges=e,this.glRedraw())}},{key:"culled",get:function(){return this._state.culled},set:function(e){this._state.culled=!!e,this.glRedraw()}},{key:"clippable",get:function(){return this._state.clippable},set:function(e){e=!1!==e,this._state.clippable!==e&&(this._state.clippable=e,this.glRedraw())}},{key:"collidable",get:function(){return this._state.collidable},set:function(e){(e=!1!==e)!==this._state.collidable&&(this._state.collidable=e,this._setAABBDirty(),this.scene._aabbDirty=!0)}},{key:"pickable",get:function(){return this._state.pickable},set:function(e){e=!1!==e,this._state.pickable!==e&&(this._state.pickable=e)}},{key:"castsShadow",get:function(){return this._state.castsShadow},set:function(e){(e=!1!==e)!==this._state.castsShadow&&(this._state.castsShadow=e,this.glRedraw())}},{key:"receivesShadow",get:function(){return this._state.receivesShadow},set:function(e){(e=!1!==e)!==this._state.receivesShadow&&(this._state.receivesShadow=e,this._state.hash=e?"/mod/rs;":"/mod;",this.fire("dirty",this))}},{key:"saoEnabled",get:function(){return!1}},{key:"colorize",get:function(){return this._state.colorize},set:function(e){var t=this._state.colorize;t||((t=this._state.colorize=new Float32Array(4))[3]=1),e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1);var i=!!e;this.scene._objectColorizeUpdated(this,i),this.glRedraw()}},{key:"opacity",get:function(){return this._state.colorize[3]},set:function(e){var t=this._state.colorize;t||((t=this._state.colorize=new Float32Array(4))[0]=1,t[1]=1,t[2]=1);var i=null!=e;t[3]=i?e:1,this.scene._objectOpacityUpdated(this,i),this.glRedraw()}},{key:"transparent",get:function(){return 2===this._material.alphaMode||this._state.colorize[3]<1}},{key:"layer",get:function(){return this._state.layer},set:function(e){e=e||0,(e=Math.round(e))!==this._state.layer&&(this._state.layer=e,this._renderer.needStateSort())}},{key:"stationary",get:function(){return this._state.stationary}},{key:"billboard",get:function(){return this._state.billboard}},{key:"offset",get:function(){return this._state.offset},set:function(e){this._state.offset.set(e||[0,0,0]),this._setAABBDirty(),this.glRedraw()}},{key:"isDrawable",get:function(){return!0}},{key:"isStateSortable",get:function(){return!0}},{key:"xrayMaterial",get:function(){return this._xrayMaterial}},{key:"highlightMaterial",get:function(){return this._highlightMaterial}},{key:"selectedMaterial",get:function(){return this._selectedMaterial}},{key:"edgeMaterial",get:function(){return this._edgeMaterial}},{key:"_checkBillboard",value:function(e){return"spherical"!==(e=e||"none")&&"cylindrical"!==e&&"none"!==e&&(this.error("Unsupported value for 'billboard': "+e+" - accepted values are 'spherical', 'cylindrical' and 'none' - defaulting to 'none'."),e="none"),e}},{key:"compile",value:function(){var e=this._makeDrawHash();this._state.drawHash!==e&&(this._state.drawHash=e,this._putDrawRenderers(),this._drawRenderer=Ts.get(this),this._emphasisFillRenderer=Ns.get(this),this._emphasisEdgesRenderer=Gs.get(this));var t=this._makePickHash();if(this._state.pickHash!==t&&(this._state.pickHash=t,this._putPickRenderers(),this._pickMeshRenderer=Xs.get(this)),this._state.occluder){var i=this._makeOcclusionHash();this._state.occlusionHash!==i&&(this._state.occlusionHash=i,this._putOcclusionRenderer(),this._occlusionRenderer=rn.get(this))}}},{key:"_setLocalMatrixDirty",value:function(){this._localMatrixDirty=!0,this._setWorldMatrixDirty()}},{key:"_setWorldMatrixDirty",value:function(){this._worldMatrixDirty=!0,this._worldNormalMatrixDirty=!0}},{key:"_buildWorldMatrix",value:function(){var e=this.matrix;if(this._parentNode)re.mulMat4(this._parentNode.worldMatrix,e,this._worldMatrix);else for(var t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}},{key:"_buildWorldNormalMatrix",value:function(){this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldNormalMatrix||(this._worldNormalMatrix=re.mat4()),re.transposeMat4(this._worldMatrix,this._worldNormalMatrix),re.inverseMat4(this._worldNormalMatrix),this._worldNormalMatrixDirty=!1}},{key:"_setAABBDirty",value:function(){if(this.collidable)for(var e=this;e;e=e._parentNode)e._aabbDirty=!0}},{key:"_updateAABB",value:function(){this.scene._aabbDirty=!0,this._aabb||(this._aabb=re.AABB3()),this._buildAABB(this.worldMatrix,this._aabb),this._aabbDirty=!1}},{key:"_webglContextRestored",value:function(){this._drawRenderer&&this._drawRenderer.webglContextRestored(),this._shadowRenderer&&this._shadowRenderer.webglContextRestored(),this._emphasisFillRenderer&&this._emphasisFillRenderer.webglContextRestored(),this._emphasisEdgesRenderer&&this._emphasisEdgesRenderer.webglContextRestored(),this._pickMeshRenderer&&this._pickMeshRenderer.webglContextRestored(),this._pickTriangleRenderer&&this._pickMeshRenderer.webglContextRestored(),this._occlusionRenderer&&this._occlusionRenderer.webglContextRestored()}},{key:"_makeDrawHash",value:function(){var e=this.scene,t=[e.canvas.canvas.id,(e.gammaInput?"gi;":";")+(e.gammaOutput?"go":""),e._lightsState.getHash(),e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),i.receivesShadow&&t.push("/rs"),t.push(";"),t.join("")}},{key:"_makePickHash",value:function(){var e=this.scene,t=[e.canvas.canvas.id,e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),t.push(";"),t.join("")}},{key:"_makeOcclusionHash",value:function(){var e=this.scene,t=[e.canvas.canvas.id,e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),t.push(";"),t.join("")}},{key:"_buildAABB",value:function(e,t){re.transformOBB3(e,this._geometry.obb,un),re.OBB3ToAABB3(un,t);var i=this._state.offset;if(t[0]+=i[0],t[1]+=i[1],t[2]+=i[2],t[3]+=i[0],t[4]+=i[1],t[5]+=i[2],this._state.origin){var r=this._state.origin;t[0]+=r[0],t[1]+=r[1],t[2]+=r[2],t[3]+=r[0],t[4]+=r[1],t[5]+=r[2]}}},{key:"rotate",value:function(e,t){return cn[0]=e[0],cn[1]=e[1],cn[2]=e[2],cn[3]=t*re.DEGTORAD,re.angleAxisToQuaternion(cn,An),re.mulQuaternions(this.quaternion,An,hn),this.quaternion=hn,this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}},{key:"rotateOnWorldAxis",value:function(e,t){return cn[0]=e[0],cn[1]=e[1],cn[2]=e[2],cn[3]=t*re.DEGTORAD,re.angleAxisToQuaternion(cn,An),re.mulQuaternions(An,this.quaternion,An),this}},{key:"rotateX",value:function(e){return this.rotate(dn,e)}},{key:"rotateY",value:function(e){return this.rotate(pn,e)}},{key:"rotateZ",value:function(e){return this.rotate(fn,e)}},{key:"translate",value:function(e,t){return re.vec3ApplyQuaternion(this.quaternion,e,vn),re.mulVec3Scalar(vn,t,gn),re.addVec3(this.position,gn,this.position),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}},{key:"translateX",value:function(e){return this.translate(dn,e)}},{key:"translateY",value:function(e){return this.translate(pn,e)}},{key:"translateZ",value:function(e){return this.translate(fn,e)}},{key:"_putDrawRenderers",value:function(){this._drawRenderer&&(this._drawRenderer.put(),this._drawRenderer=null),this._shadowRenderer&&(this._shadowRenderer.put(),this._shadowRenderer=null),this._emphasisFillRenderer&&(this._emphasisFillRenderer.put(),this._emphasisFillRenderer=null),this._emphasisEdgesRenderer&&(this._emphasisEdgesRenderer.put(),this._emphasisEdgesRenderer=null)}},{key:"_putPickRenderers",value:function(){this._pickMeshRenderer&&(this._pickMeshRenderer.put(),this._pickMeshRenderer=null),this._pickTriangleRenderer&&(this._pickTriangleRenderer.put(),this._pickTriangleRenderer=null)}},{key:"_putOcclusionRenderer",value:function(){this._occlusionRenderer&&(this._occlusionRenderer.put(),this._occlusionRenderer=null)}},{key:"stateSortCompare",value:function(e,t){return e._state.layer-t._state.layer||e._drawRenderer.id-t._drawRenderer.id||e._material._state.id-t._material._state.id||e._geometry._state.id-t._geometry._state.id}},{key:"rebuildRenderFlags",value:function(){this.renderFlags.reset(),this._getActiveSectionPlanes()?(this.renderFlags.numLayers=1,this.renderFlags.numVisibleLayers=1,this.renderFlags.visibleLayers[0]=0,this._updateRenderFlags()):this.renderFlags.culled=!0}},{key:"_updateRenderFlags",value:function(){var e=this.renderFlags,t=this._state;if(t.xrayed){var i=this._xrayMaterial._state;i.fill&&(i.fillAlpha<1?e.xrayedSilhouetteTransparent=!0:e.xrayedSilhouetteOpaque=!0),i.edges&&(i.edgeAlpha<1?e.xrayedEdgesTransparent=!0:e.xrayedEdgesOpaque=!0)}else{if(this._material._state.alpha<1||t.colorize[3]<1?e.colorTransparent=!0:e.colorOpaque=!0,t.edges)this._edgeMaterial._state.alpha<1?e.edgesTransparent=!0:e.edgesOpaque=!0;if(t.selected){var r=this._selectedMaterial._state;r.fill&&(r.fillAlpha<1?e.selectedSilhouetteTransparent=!0:e.selectedSilhouetteOpaque=!0),r.edges&&(r.edgeAlpha<1?e.selectedEdgesTransparent=!0:e.selectedEdgesOpaque=!0)}else if(t.highlighted){var s=this._highlightMaterial._state;s.fill&&(s.fillAlpha<1?e.highlightedSilhouetteTransparent=!0:e.highlightedSilhouetteOpaque=!0),s.edges&&(s.edgeAlpha<1?e.highlightedEdgesTransparent=!0:e.highlightedEdgesOpaque=!0)}}}},{key:"_getActiveSectionPlanes",value:function(){if(this._state.clippable){var e=this.scene._sectionPlanesState.sectionPlanes,t=e.length;if(t>0)for(var i=0;i<t;i++){var r=e[i],s=this.renderFlags;if(r.active)if(this._state.origin){var n=re.planeAABB3Intersect(r.dir,r.dist,this.aabb);if(-1===n)return!1;var o=0===n;s.sectionPlanesActivePerLayer[i]=o}else s.sectionPlanesActivePerLayer[i]=!0;else s.sectionPlanesActivePerLayer[i]=!1}}return!0}},{key:"drawColorOpaque",value:function(e){(this._drawRenderer||(this._drawRenderer=Ts.get(this)))&&this._drawRenderer.drawMesh(e,this)}},{key:"drawColorTransparent",value:function(e){(this._drawRenderer||(this._drawRenderer=Ts.get(this)))&&this._drawRenderer.drawMesh(e,this)}},{key:"drawSilhouetteXRayed",value:function(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=Ns.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,0)}},{key:"drawSilhouetteHighlighted",value:function(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=Ns.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,1)}},{key:"drawSilhouetteSelected",value:function(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=Ns.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,2)}},{key:"drawEdgesColorOpaque",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Gs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,3)}},{key:"drawEdgesColorTransparent",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Gs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,3)}},{key:"drawEdgesXRayed",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Gs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,0)}},{key:"drawEdgesHighlighted",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Gs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,1)}},{key:"drawEdgesSelected",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Gs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,2)}},{key:"drawOcclusion",value:function(e){(this._state.occluder&&this._occlusionRenderer||(this._occlusionRenderer=rn.get(this)))&&this._occlusionRenderer.drawMesh(e,this)}},{key:"drawShadow",value:function(e){(this._shadowRenderer||(this._shadowRenderer=on.get(this)))&&this._shadowRenderer.drawMesh(e,this)}},{key:"drawPickMesh",value:function(e){(this._pickMeshRenderer||(this._pickMeshRenderer=Xs.get(this)))&&this._pickMeshRenderer.drawMesh(e,this)}},{key:"canPickTriangle",value:function(){return this._geometry.isReadableGeometry}},{key:"drawPickTriangles",value:function(e){(this._pickTriangleRenderer||(this._pickTriangleRenderer=qs.get(this)))&&this._pickTriangleRenderer.drawMesh(e,this)}},{key:"pickTriangleSurface",value:function(e,t,i,r){yn(this,e,t,i,r)}},{key:"drawPickVertices",value:function(e){}},{key:"delegatePickedEntity",value:function(){return this}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._putDrawRenderers(),this._putPickRenderers(),this._putOcclusionRenderer(),this.scene._renderer.putPickID(this._state.pickID),this._isObject&&(this.scene._deregisterObject(this),this._visible&&this.scene._objectVisibilityUpdated(this,!1,!1),this._xrayed&&this.scene._objectXRayedUpdated(this,!1,!1),this._selected&&this.scene._objectSelectedUpdated(this,!1,!1),this._highlighted&&this.scene._objectHighlightedUpdated(this,!1,!1),this.scene._objectColorizeUpdated(this,!1),this.scene._objectOpacityUpdated(this,!1),this.offset.some((function(e){return 0!==e}))&&this.scene._objectOffsetUpdated(this,!1)),this._isModel&&this.scene._deregisterModel(this),this.glRedraw()}}]),i}(),yn=function(){var e=re.vec3(),t=re.vec3(),i=re.vec3(),r=re.vec3(),s=re.vec3(),n=re.vec3(),o=re.vec4(),a=re.vec3(),l=re.vec3(),u=re.vec3(),c=re.vec3(),A=re.vec3(),h=re.vec3(),d=re.vec3(),p=re.vec3(),f=re.vec3(),v=re.vec4(),g=re.vec4(),m=re.vec4(),_=re.vec3(),y=re.vec3(),b=re.vec3(),x=re.vec3(),w=re.vec3(),B=re.vec3(),P=re.vec3(),C=re.vec3(),M=re.vec3(),E=re.vec3(),F=re.vec3();return function(k,I,D,S,T){var L=T.primIndex;if(null!=L&&L>-1){var R=k.geometry._state,U=k.scene,O=U.camera,N=U.canvas;if("triangles"===R.primitiveName){T.primitive="triangle";var Q,V,H,j=L,G=R.indices,z=R.positions;if(G){var W=G[j+0],K=G[j+1],X=G[j+2];n[0]=W,n[1]=K,n[2]=X,T.indices=n,Q=3*W,V=3*K,H=3*X}else H=(V=(Q=3*j)+3)+3;if(i[0]=z[Q+0],i[1]=z[Q+1],i[2]=z[Q+2],r[0]=z[V+0],r[1]=z[V+1],r[2]=z[V+2],s[0]=z[H+0],s[1]=z[H+1],s[2]=z[H+2],R.compressGeometry){var J=R.positionsDecodeMatrix;J&&(zi.decompressPosition(i,J,i),zi.decompressPosition(r,J,r),zi.decompressPosition(s,J,s))}T.canvasPos?re.canvasPosToLocalRay(N.canvas,k.origin?He(I,k.origin):I,D,S,k.worldMatrix,T.canvasPos,e,t):T.origin&&T.direction&&re.worldRayToLocalRay(k.worldMatrix,T.origin,T.direction,e,t),re.normalizeVec3(t),re.rayPlaneIntersect(e,t,i,r,s,o),T.localPos=o,T.position=o,v[0]=o[0],v[1]=o[1],v[2]=o[2],v[3]=1,re.transformVec4(k.worldMatrix,v,g),a[0]=g[0],a[1]=g[1],a[2]=g[2],T.canvasPos&&k.origin&&(a[0]+=k.origin[0],a[1]+=k.origin[1],a[2]+=k.origin[2]),T.worldPos=a,re.transformVec4(O.matrix,g,m),l[0]=m[0],l[1]=m[1],l[2]=m[2],T.viewPos=l,re.cartesianToBarycentric(o,i,r,s,u),T.bary=u;var Y=R.normals;if(Y){if(R.compressGeometry){var Z=3*W,q=3*K,$=3*X;zi.decompressNormal(Y.subarray(Z,Z+2),c),zi.decompressNormal(Y.subarray(q,q+2),A),zi.decompressNormal(Y.subarray($,$+2),h)}else c[0]=Y[Q],c[1]=Y[Q+1],c[2]=Y[Q+2],A[0]=Y[V],A[1]=Y[V+1],A[2]=Y[V+2],h[0]=Y[H],h[1]=Y[H+1],h[2]=Y[H+2];var ee=re.addVec3(re.addVec3(re.mulVec3Scalar(c,u[0],_),re.mulVec3Scalar(A,u[1],y),b),re.mulVec3Scalar(h,u[2],x),w);T.worldNormal=re.normalizeVec3(re.transformVec3(k.worldNormalMatrix,ee,B))}var te=R.uv;if(te){if(d[0]=te[2*W],d[1]=te[2*W+1],p[0]=te[2*K],p[1]=te[2*K+1],f[0]=te[2*X],f[1]=te[2*X+1],R.compressGeometry){var ie=R.uvDecodeMatrix;ie&&(zi.decompressUV(d,ie,d),zi.decompressUV(p,ie,p),zi.decompressUV(f,ie,f))}T.uv=re.addVec3(re.addVec3(re.mulVec2Scalar(d,u[0],P),re.mulVec2Scalar(p,u[1],C),M),re.mulVec2Scalar(f,u[2],E),F)}}}}}();function bn(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.radiusTop||1;t<0&&(console.error("negative radiusTop not allowed - will invert"),t*=-1);var i=e.radiusBottom||1;i<0&&(console.error("negative radiusBottom not allowed - will invert"),i*=-1);var r=e.height||1;r<0&&(console.error("negative height not allowed - will invert"),r*=-1);var s=e.radialSegments||32;s<0&&(console.error("negative radialSegments not allowed - will invert"),s*=-1),s<3&&(s=3);var n=e.heightSegments||1;n<0&&(console.error("negative heightSegments not allowed - will invert"),n*=-1),n<1&&(n=1);var o,a,l,u,c,A,h,d,p,f,v,g=!!e.openEnded,m=e.center,_=m?m[0]:0,y=m?m[1]:0,b=m?m[2]:0,x=r/2,w=r/n,B=2*Math.PI/s,P=1/s,C=(t-i)/n,M=[],E=[],F=[],k=[],I=(90-180*Math.atan(r/(i-t))/Math.PI)/90;for(o=0;o<=n;o++)for(c=t-o*C,A=x-o*w,a=0;a<=s;a++)l=Math.sin(a*B),u=Math.cos(a*B),E.push(c*l),E.push(I),E.push(c*u),F.push(a*P),F.push(1*o/n),M.push(c*l+_),M.push(A+y),M.push(c*u+b);for(o=0;o<n;o++)for(a=0;a<=s;a++)d=(h=o*(s+1)+a)+s,k.push(h),k.push(d),k.push(d+1),k.push(h),k.push(d+1),k.push(h+1);if(!g&&t>0){for(p=M.length/3,E.push(0),E.push(1),E.push(0),F.push(.5),F.push(.5),M.push(0+_),M.push(x+y),M.push(0+b),a=0;a<=s;a++)l=Math.sin(a*B),u=Math.cos(a*B),f=.5*Math.sin(a*B)+.5,v=.5*Math.cos(a*B)+.5,E.push(t*l),E.push(1),E.push(t*u),F.push(f),F.push(v),M.push(t*l+_),M.push(x+y),M.push(t*u+b);for(a=0;a<s;a++)m=p,h=p+1+a,k.push(h),k.push(h+1),k.push(m)}if(!g&&i>0){for(p=M.length/3,E.push(0),E.push(-1),E.push(0),F.push(.5),F.push(.5),M.push(0+_),M.push(0-x+y),M.push(0+b),a=0;a<=s;a++)l=Math.sin(a*B),u=Math.cos(a*B),f=.5*Math.sin(a*B)+.5,v=.5*Math.cos(a*B)+.5,E.push(i*l),E.push(-1),E.push(i*u),F.push(f),F.push(v),M.push(i*l+_),M.push(0-x+y),M.push(i*u+b);for(a=0;a<s;a++)m=p,h=p+1+a,k.push(m),k.push(h+1),k.push(h)}return he.apply(e,{positions:M,normals:E,uv:F,indices:k})}function xn(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.lod||1,i=e.center?e.center[0]:0,r=e.center?e.center[1]:0,s=e.center?e.center[2]:0,n=e.radius||1;n<0&&(console.error("negative radius not allowed - will invert"),n*=-1);var o=e.heightSegments||18;o<0&&(console.error("negative heightSegments not allowed - will invert"),o*=-1),(o=Math.floor(t*o))<18&&(o=18);var a=e.widthSegments||18;a<0&&(console.error("negative widthSegments not allowed - will invert"),a*=-1),(a=Math.floor(t*a))<18&&(a=18);var l,u,c,A,h,d,p,f,v,g,m,_,y,b,x=[],w=[],B=[],P=[];for(l=0;l<=o;l++)for(c=l*Math.PI/o,A=Math.sin(c),h=Math.cos(c),u=0;u<=a;u++)d=2*u*Math.PI/a,p=Math.sin(d),f=Math.cos(d)*A,v=h,g=p*A,m=1-u/a,_=l/o,w.push(f),w.push(v),w.push(g),B.push(m),B.push(_),x.push(i+n*f),x.push(r+n*v),x.push(s+n*g);for(l=0;l<o;l++)for(u=0;u<a;u++)b=(y=l*(a+1)+u)+a+1,P.push(y+1),P.push(b+1),P.push(b),P.push(y+1),P.push(b),P.push(y);return 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Xi(o,Bn({text:"X",size:1.5})),material:A,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[7,0,0],billboard:"spherical"}),new _n(o,{geometry:l,material:h,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[0,5,0]}),new _n(o,{geometry:u,material:h,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[0,2,0]}),new _n(o,{geometry:new Xi(o,Bn({text:"Y",size:1.5})),material:d,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[0,7,0],billboard:"spherical"}),new _n(o,{geometry:l,material:p,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[0,0,5],rotation:[90,0,0]}),new _n(o,{geometry:u,material:p,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[0,0,2],rotation:[90,0,0]}),new _n(o,{geometry:new Xi(o,Bn({text:"Z",size:1.5})),material:f,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[0,0,7],billboard:"spherical"})],s}return C(i,[{key:"setVisible",value:function(e){for(var t=0;t<this._meshes.length;t++)this._meshes[t].visible=e}},{key:"destroy",value:function(){this._axisGizmoCanvas=null,this._axisGizmoScene.destroy(),this._axisGizmoScene=null,f(x(i.prototype),"destroy",this).call(this)}}]),i}();re.vec3();var Cn=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new hi({active:!0,pos:re.vec3(),dir:re.vec3(),dist:0}),r.active=s.active,r.pos=s.pos,r.dir=s.dir,r.scene._sectionPlaneCreated(b(r)),r}return C(i,[{key:"type",get:function(){return"SectionPlane"}},{key:"active",get:function(){return this._state.active},set:function(e){this._state.active=!1!==e,this.glRedraw(),this.fire("active",this._state.active),this.scene.fire("sectionPlaneUpdated",this)}},{key:"pos",get:function(){return this._state.pos},set:function(e){this._state.pos.set(e||[0,0,0]),this._state.dist=-re.dotVec3(this._state.pos,this._state.dir),this.fire("pos",this._state.pos),this.scene.fire("sectionPlaneUpdated",this)}},{key:"dir",get:function(){return this._state.dir},set:function(e){this._state.dir.set(e||[0,0,-1]),this._state.dist=-re.dotVec3(this._state.pos,this._state.dir),this.glRedraw(),this.fire("dir",this._state.dir),this.scene.fire("sectionPlaneUpdated",this)}},{key:"dist",get:function(){return this._state.dist}},{key:"flipDir",value:function(){re.mulVec3Scalar(this._state.dir,-1,this._state.dir),this.dir=this._state.dir}},{key:"destroy",value:function(){this._state.destroy(),this.scene._sectionPlaneDestroyed(this),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),Mn=re.vec4(4),En=re.vec4(),Fn=re.vec4(),kn=re.vec3([1,0,0]),In=re.vec3([0,1,0]),Dn=re.vec3([0,0,1]),Sn=re.vec3(3),Tn=re.vec3(3),Ln=re.identityMat4(),Rn=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,i),(r=t.call(this,e,s))._parentNode=null,r._children=[],r._aabb=null,r._aabbDirty=!0,r.scene._aabbDirty=!0,r._numTriangles=0,r._scale=re.vec3(),r._quaternion=re.identityQuaternion(),r._rotation=re.vec3(),r._position=re.vec3(),r._offset=re.vec3(),r._localMatrix=re.identityMat4(),r._worldMatrix=re.identityMat4(),r._localMatrixDirty=!0,r._worldMatrixDirty=!0,s.matrix?r.matrix=s.matrix:(r.scale=s.scale,r.position=s.position,s.quaternion||(r.rotation=s.rotation)),r._isModel=s.isModel,r._isModel&&r.scene._registerModel(b(r)),r._isObject=s.isObject,r._isObject&&r.scene._registerObject(b(r)),r.origin=s.origin,r.visible=s.visible,r.culled=s.culled,r.pickable=s.pickable,r.clippable=s.clippable,r.collidable=s.collidable,r.castsShadow=s.castsShadow,r.receivesShadow=s.receivesShadow,r.xrayed=s.xrayed,r.highlighted=s.highlighted,r.selected=s.selected,r.edges=s.edges,r.colorize=s.colorize,r.opacity=s.opacity,r.offset=s.offset,s.children)for(var n=s.children,o=0,a=n.length;o<a;o++)r.addChild(n[o],s.inheritStates);if(s.parentId){var l=r.scene.components[s.parentId];l?l.isNode?l.addChild(b(r)):r.error("Parent is not a Node: '"+s.parentId+"'"):r.error("Parent not found: '"+s.parentId+"'")}else s.parent&&(s.parent.isNode||r.error("Parent is not a Node"),s.parent.addChild(b(r)));return r}return C(i,[{key:"isEntity",get:function(){return!0}},{key:"isModel",get:function(){return this._isModel}},{key:"isObject",get:function(){return this._isObject}},{key:"aabb",get:function(){return this._aabbDirty&&this._updateAABB(),this._aabb}},{key:"origin",get:function(){return this._origin},set:function(e){e?(this._origin||(this._origin=re.vec3()),this._origin.set(e)):this._origin&&(this._origin=null);for(var t=0,i=this._children.length;t<i;t++)this._children[t].origin=e;this.glRedraw()}},{key:"rtcCenter",get:function(){return this.origin},set:function(e){this.origin=e}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"visible",get:function(){return this._visible},set:function(e){e=!1!==e,this._visible=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].visible=e;this._isObject&&this.scene._objectVisibilityUpdated(this,e)}},{key:"xrayed",get:function(){return this._xrayed},set:function(e){e=!!e,this._xrayed=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].xrayed=e;this._isObject&&this.scene._objectXRayedUpdated(this,e)}},{key:"highlighted",get:function(){return this._highlighted},set:function(e){e=!!e,this._highlighted=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].highlighted=e;this._isObject&&this.scene._objectHighlightedUpdated(this,e)}},{key:"selected",get:function(){return this._selected},set:function(e){e=!!e,this._selected=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].selected=e;this._isObject&&this.scene._objectSelectedUpdated(this,e)}},{key:"edges",get:function(){return this._edges},set:function(e){e=!!e,this._edges=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].edges=e}},{key:"culled",get:function(){return this._culled},set:function(e){e=!!e,this._culled=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].culled=e}},{key:"clippable",get:function(){return this._clippable},set:function(e){e=!1!==e,this._clippable=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].clippable=e}},{key:"collidable",get:function(){return this._collidable},set:function(e){e=!1!==e,this._collidable=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].collidable=e}},{key:"pickable",get:function(){return this._pickable},set:function(e){e=!1!==e,this._pickable=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].pickable=e}},{key:"colorize",get:function(){return this._colorize.slice(0,3)},set:function(e){var t=this._colorize;t||((t=this._colorize=new Float32Array(4))[3]=1),e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1);for(var i=0,r=this._children.length;i<r;i++)this._children[i].colorize=t;if(this._isObject){var s=!!e;this.scene._objectColorizeUpdated(this,s)}}},{key:"opacity",get:function(){return this._colorize[3]},set:function(e){var t=this._colorize;t||((t=this._colorize=new Float32Array(4))[0]=1,t[1]=1,t[2]=1),t[3]=null!=e?e:1;for(var i=0,r=this._children.length;i<r;i++)this._children[i].opacity=e;if(this._isObject){var s=null!=e;this.scene._objectOpacityUpdated(this,s)}}},{key:"castsShadow",get:function(){return this._castsShadow},set:function(e){e=!!e,this._castsShadow=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].castsShadow=e}},{key:"receivesShadow",get:function(){return this._receivesShadow},set:function(e){e=!!e,this._receivesShadow=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].receivesShadow=e}},{key:"saoEnabled",get:function(){return!1}},{key:"offset",get:function(){return this._offset},set:function(e){e?(this._offset[0]=e[0],this._offset[1]=e[1],this._offset[2]=e[2]):(this._offset[0]=0,this._offset[1]=0,this._offset[2]=0);for(var t=0,i=this._children.length;t<i;t++)this._children[t].offset=this._offset;this._isObject&&this.scene._objectOffsetUpdated(this,e)}},{key:"isNode",get:function(){return!0}},{key:"_setLocalMatrixDirty",value:function(){this._localMatrixDirty=!0,this._setWorldMatrixDirty()}},{key:"_setWorldMatrixDirty",value:function(){this._worldMatrixDirty=!0;for(var e=0,t=this._children.length;e<t;e++)this._children[e]._setWorldMatrixDirty()}},{key:"_buildWorldMatrix",value:function(){var e=this.matrix;if(this._parentNode)re.mulMat4(this._parentNode.worldMatrix,e,this._worldMatrix);else for(var t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}},{key:"_setSubtreeAABBsDirty",value:function(e){if(e._aabbDirty=!0,e._children)for(var t=0,i=e._children.length;t<i;t++)this._setSubtreeAABBsDirty(e._children[t])}},{key:"_setAABBDirty",value:function(){if(this._setSubtreeAABBsDirty(this),this.collidable)for(var e=this;e;e=e._parentNode)e._aabbDirty=!0}},{key:"_updateAABB",value:function(){if(this.scene._aabbDirty=!0,this._aabb||(this._aabb=re.AABB3()),this._buildAABB)this._buildAABB(this.worldMatrix,this._aabb);else{var e;re.collapseAABB3(this._aabb);for(var t=0,i=this._children.length;t<i;t++)(e=this._children[t]).collidable&&re.expandAABB3(this._aabb,e.aabb)}this._aabbDirty=!1}},{key:"addChild",value:function(e,t){if(he.isNumeric(e)||he.isString(e)){var i=e;if(!(e=this.scene.component[i]))return void this.warn("Component not found: "+he.inQuotes(i));if(!e.isNode&&!e.isMesh)return void this.error("Not a Node or Mesh: "+i)}else{if(!e.isNode&&!e.isMesh)return void this.error("Not a Node or Mesh: "+e.id);if(e._parentNode){if(e._parentNode.id===this.id)return void this.warn("Already a child: "+e.id);e._parentNode.removeChild(e)}}if(e.id,e.scene.id===this.scene.id)return this._children.push(e),e._parentNode=this,t&&(e.visible=this.visible,e.culled=this.culled,e.xrayed=this.xrayed,e.highlited=this.highlighted,e.selected=this.selected,e.edges=this.edges,e.clippable=this.clippable,e.pickable=this.pickable,e.collidable=this.collidable,e.castsShadow=this.castsShadow,e.receivesShadow=this.receivesShadow,e.colorize=this.colorize,e.opacity=this.opacity,e.offset=this.offset),e._setWorldMatrixDirty(),e._setAABBDirty(),this._numTriangles+=e.numTriangles,e;this.error("Child not in same Scene: "+e.id)}},{key:"removeChild",value:function(e){for(var t=0,i=this._children.length;t<i;t++)if(this._children[t].id===e.id)return e._parentNode=null,this._children=this._children.splice(t,1),e._setWorldMatrixDirty(),e._setAABBDirty(),this._setAABBDirty(),void(this._numTriangles-=e.numTriangles)}},{key:"removeChildren",value:function(){for(var e,t=0,i=this._children.length;t<i;t++)(e=this._children[t])._parentNode=null,e._setWorldMatrixDirty(),e._setAABBDirty(),this._numTriangles-=e.numTriangles;this._children=[],this._setAABBDirty()}},{key:"numChildren",get:function(){return this._children.length}},{key:"children",get:function(){return this._children}},{key:"parent",get:function(){return this._parentNode},set:function(e){if(he.isNumeric(e)||he.isString(e)){var t=e;if(!(e=this.scene.components[t]))return void this.warn("Node not found: "+he.inQuotes(t));if(!e.isNode)return void this.error("Not a Node: "+e.id)}e.scene.id===this.scene.id?this._parentNode&&this._parentNode.id===e.id?this.warn("Already a child of Node: "+e.id):e.addChild(this):this.error("Node not in same Scene: "+e.id)}},{key:"position",get:function(){return this._position},set:function(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"rotation",get:function(){return this._rotation},set:function(e){this._rotation.set(e||[0,0,0]),re.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"quaternion",get:function(){return this._quaternion},set:function(e){this._quaternion.set(e||[0,0,0,1]),re.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"scale",get:function(){return this._scale},set:function(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"matrix",get:function(){return this._localMatrixDirty&&(this._localMatrix||(this._localMatrix=re.identityMat4()),re.composeMat4(this._position,this._quaternion,this._scale,this._localMatrix),this._localMatrixDirty=!1),this._localMatrix},set:function(e){this._localMatrix||(this._localMatrix=re.identityMat4()),this._localMatrix.set(e||Ln),re.decomposeMat4(this._localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._setWorldMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"worldMatrix",get:function(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}},{key:"rotate",value:function(e,t){return Mn[0]=e[0],Mn[1]=e[1],Mn[2]=e[2],Mn[3]=t*re.DEGTORAD,re.angleAxisToQuaternion(Mn,En),re.mulQuaternions(this.quaternion,En,Fn),this.quaternion=Fn,this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}},{key:"rotateOnWorldAxis",value:function(e,t){return Mn[0]=e[0],Mn[1]=e[1],Mn[2]=e[2],Mn[3]=t*re.DEGTORAD,re.angleAxisToQuaternion(Mn,En),re.mulQuaternions(En,this.quaternion,En),this}},{key:"rotateX",value:function(e){return this.rotate(kn,e)}},{key:"rotateY",value:function(e){return this.rotate(In,e)}},{key:"rotateZ",value:function(e){return this.rotate(Dn,e)}},{key:"translate",value:function(e,t){return re.vec3ApplyQuaternion(this.quaternion,e,Sn),re.mulVec3Scalar(Sn,t,Tn),re.addVec3(this.position,Tn,this.position),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}},{key:"translateX",value:function(e){return this.translate(kn,e)}},{key:"translateY",value:function(e){return this.translate(In,e)}},{key:"translateZ",value:function(e){return this.translate(Dn,e)}},{key:"type",get:function(){return"Node"}},{key:"destroy",value:function(){if(f(x(i.prototype),"destroy",this).call(this),this._parentNode&&this._parentNode.removeChild(this),this._isObject&&(this.scene._deregisterObject(this),this._visible&&this.scene._objectVisibilityUpdated(this,!1,!1),this._xrayed&&this.scene._objectXRayedUpdated(this,!1,!1),this._selected&&this.scene._objectSelectedUpdated(this,!1,!1),this._highlighted&&this.scene._objectHighlightedUpdated(this,!1,!1),this.scene._objectColorizeUpdated(this,!1),this.scene._objectOpacityUpdated(this,!1),this.offset.some((function(e){return 0!==e}))&&this.scene._objectOffsetUpdated(this,!1)),this._isModel&&this.scene._deregisterModel(this),this._children.length)for(var e=this._children.splice(),t=0,r=e.length;t<r;t++)e[t].destroy();this._children=[],this._setAABBDirty(),this.scene._aabbDirty=!0}}]),i}(),Un=function(e){g(i,Yi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new hi({type:"LambertMaterial",ambient:re.vec3([1,1,1]),color:re.vec3([1,1,1]),emissive:re.vec3([0,0,0]),alpha:null,alphaMode:0,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:"/lam;"}),r.ambient=s.ambient,r.color=s.color,r.emissive=s.emissive,r.alpha=s.alpha,r.lineWidth=s.lineWidth,r.pointSize=s.pointSize,r.backfaces=s.backfaces,r.frontface=s.frontface,r}return C(i,[{key:"type",get:function(){return"LambertMaterial"}},{key:"ambient",get:function(){return this._state.ambient},set:function(e){var t=this._state.ambient;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.ambient=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}},{key:"color",get:function(){return this._state.color},set:function(e){var t=this._state.color;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.color=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"emissive",get:function(){return this._state.emissive},set:function(e){var t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}},{key:"alpha",get:function(){return this._state.alpha},set:function(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this._state.alphaMode=e<1?2:0,this.glRedraw())}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||1,this.glRedraw()}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"frontface",get:function(){return this._state.frontface?"ccw":"cw"},set:function(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}},{key:"_getState",value:function(){return this._state}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),On={opaque:0,mask:1,blend:2},Nn=["opaque","mask","blend"],Qn=function(e){g(i,Yi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new hi({type:"MetallicMaterial",baseColor:re.vec4([1,1,1]),emissive:re.vec4([0,0,0]),metallic:null,roughness:null,specularF0:null,alpha:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),r.baseColor=s.baseColor,r.metallic=s.metallic,r.roughness=s.roughness,r.specularF0=s.specularF0,r.emissive=s.emissive,r.alpha=s.alpha,s.baseColorMap&&(r._baseColorMap=r._checkComponent("Texture",s.baseColorMap)),s.metallicMap&&(r._metallicMap=r._checkComponent("Texture",s.metallicMap)),s.roughnessMap&&(r._roughnessMap=r._checkComponent("Texture",s.roughnessMap)),s.metallicRoughnessMap&&(r._metallicRoughnessMap=r._checkComponent("Texture",s.metallicRoughnessMap)),s.emissiveMap&&(r._emissiveMap=r._checkComponent("Texture",s.emissiveMap)),s.occlusionMap&&(r._occlusionMap=r._checkComponent("Texture",s.occlusionMap)),s.alphaMap&&(r._alphaMap=r._checkComponent("Texture",s.alphaMap)),s.normalMap&&(r._normalMap=r._checkComponent("Texture",s.normalMap)),r.alphaMode=s.alphaMode,r.alphaCutoff=s.alphaCutoff,r.backfaces=s.backfaces,r.frontface=s.frontface,r.lineWidth=s.lineWidth,r.pointSize=s.pointSize,r._makeHash(),r}return C(i,[{key:"type",get:function(){return"MetallicMaterial"}},{key:"_makeHash",value:function(){var e=this._state,t=["/met"];this._baseColorMap&&(t.push("/bm"),this._baseColorMap._state.hasMatrix&&t.push("/mat"),t.push("/"+this._baseColorMap._state.encoding)),this._metallicMap&&(t.push("/mm"),this._metallicMap._state.hasMatrix&&t.push("/mat")),this._roughnessMap&&(t.push("/rm"),this._roughnessMap._state.hasMatrix&&t.push("/mat")),this._metallicRoughnessMap&&(t.push("/mrm"),this._metallicRoughnessMap._state.hasMatrix&&t.push("/mat")),this._emissiveMap&&(t.push("/em"),this._emissiveMap._state.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap._state.hasMatrix&&t.push("/mat")),this._alphaMap&&(t.push("/am"),this._alphaMap._state.hasMatrix&&t.push("/mat")),this._normalMap&&(t.push("/nm"),this._normalMap._state.hasMatrix&&t.push("/mat")),t.push(";"),e.hash=t.join("")}},{key:"baseColor",get:function(){return this._state.baseColor},set:function(e){var t=this._state.baseColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.baseColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"baseColorMap",get:function(){return this._baseColorMap}},{key:"metallic",get:function(){return this._state.metallic},set:function(e){e=null!=e?e:1,this._state.metallic!==e&&(this._state.metallic=e,this.glRedraw())}},{key:"metallicMap",get:function(){return this._attached.metallicMap}},{key:"roughness",get:function(){return this._state.roughness},set:function(e){e=null!=e?e:1,this._state.roughness!==e&&(this._state.roughness=e,this.glRedraw())}},{key:"roughnessMap",get:function(){return this._attached.roughnessMap}},{key:"metallicRoughnessMap",get:function(){return this._attached.metallicRoughnessMap}},{key:"specularF0",get:function(){return this._state.specularF0},set:function(e){e=null!=e?e:0,this._state.specularF0!==e&&(this._state.specularF0=e,this.glRedraw())}},{key:"emissive",get:function(){return this._state.emissive},set:function(e){var t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}},{key:"emissiveMap",get:function(){return this._attached.emissiveMap}},{key:"occlusionMap",get:function(){return this._attached.occlusionMap}},{key:"alpha",get:function(){return this._state.alpha},set:function(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}},{key:"alphaMap",get:function(){return this._attached.alphaMap}},{key:"normalMap",get:function(){return this._attached.normalMap}},{key:"alphaMode",get:function(){return Nn[this._state.alphaMode]},set:function(e){var t=On[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}},{key:"alphaCutoff",get:function(){return this._state.alphaCutoff},set:function(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"frontface",get:function(){return this._state.frontface?"ccw":"cw"},set:function(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||1,this.glRedraw()}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),Vn={opaque:0,mask:1,blend:2},Hn=["opaque","mask","blend"],jn=function(e){g(i,Yi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new hi({type:"SpecularMaterial",diffuse:re.vec3([1,1,1]),emissive:re.vec3([0,0,0]),specular:re.vec3([1,1,1]),glossiness:null,specularF0:null,alpha:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),r.diffuse=s.diffuse,r.specular=s.specular,r.glossiness=s.glossiness,r.specularF0=s.specularF0,r.emissive=s.emissive,r.alpha=s.alpha,s.diffuseMap&&(r._diffuseMap=r._checkComponent("Texture",s.diffuseMap)),s.emissiveMap&&(r._emissiveMap=r._checkComponent("Texture",s.emissiveMap)),s.specularMap&&(r._specularMap=r._checkComponent("Texture",s.specularMap)),s.glossinessMap&&(r._glossinessMap=r._checkComponent("Texture",s.glossinessMap)),s.specularGlossinessMap&&(r._specularGlossinessMap=r._checkComponent("Texture",s.specularGlossinessMap)),s.occlusionMap&&(r._occlusionMap=r._checkComponent("Texture",s.occlusionMap)),s.alphaMap&&(r._alphaMap=r._checkComponent("Texture",s.alphaMap)),s.normalMap&&(r._normalMap=r._checkComponent("Texture",s.normalMap)),r.alphaMode=s.alphaMode,r.alphaCutoff=s.alphaCutoff,r.backfaces=s.backfaces,r.frontface=s.frontface,r.lineWidth=s.lineWidth,r.pointSize=s.pointSize,r._makeHash(),r}return C(i,[{key:"type",get:function(){return"SpecularMaterial"}},{key:"_makeHash",value:function(){var e=this._state,t=["/spe"];this._diffuseMap&&(t.push("/dm"),this._diffuseMap.hasMatrix&&t.push("/mat"),t.push("/"+this._diffuseMap.encoding)),this._emissiveMap&&(t.push("/em"),this._emissiveMap.hasMatrix&&t.push("/mat")),this._glossinessMap&&(t.push("/gm"),this._glossinessMap.hasMatrix&&t.push("/mat")),this._specularMap&&(t.push("/sm"),this._specularMap.hasMatrix&&t.push("/mat")),this._specularGlossinessMap&&(t.push("/sgm"),this._specularGlossinessMap.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap.hasMatrix&&t.push("/mat")),this._normalMap&&(t.push("/nm"),this._normalMap.hasMatrix&&t.push("/mat")),this._alphaMap&&(t.push("/opm"),this._alphaMap.hasMatrix&&t.push("/mat")),t.push(";"),e.hash=t.join("")}},{key:"diffuse",get:function(){return this._state.diffuse},set:function(e){var t=this._state.diffuse;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.diffuse=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"diffuseMap",get:function(){return this._diffuseMap}},{key:"specular",get:function(){return this._state.specular},set:function(e){var t=this._state.specular;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.specular=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"specularMap",get:function(){return this._specularMap}},{key:"specularGlossinessMap",get:function(){return this._specularGlossinessMap}},{key:"glossiness",get:function(){return this._state.glossiness},set:function(e){e=null!=e?e:1,this._state.glossiness!==e&&(this._state.glossiness=e,this.glRedraw())}},{key:"glossinessMap",get:function(){return this._glossinessMap}},{key:"specularF0",get:function(){return this._state.specularF0},set:function(e){e=null!=e?e:0,this._state.specularF0!==e&&(this._state.specularF0=e,this.glRedraw())}},{key:"emissive",get:function(){return this._state.emissive},set:function(e){var t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}},{key:"emissiveMap",get:function(){return this._emissiveMap}},{key:"alpha",get:function(){return this._state.alpha},set:function(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}},{key:"alphaMap",get:function(){return this._alphaMap}},{key:"normalMap",get:function(){return this._normalMap}},{key:"occlusionMap",get:function(){return this._occlusionMap}},{key:"alphaMode",get:function(){return Hn[this._state.alphaMode]},set:function(e){var t=Vn[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}},{key:"alphaCutoff",get:function(){return this._state.alphaCutoff},set:function(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"frontface",get:function(){return this._state.frontface?"ccw":"cw"},set:function(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||1,this.glRedraw()}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}();function Gn(e,t){var i,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,s=t;if(1009===s)return e.UNSIGNED_BYTE;if(1017===s)return e.UNSIGNED_SHORT_4_4_4_4;if(1018===s)return e.UNSIGNED_SHORT_5_5_5_1;if(1010===s)return e.BYTE;if(1011===s)return e.SHORT;if(1012===s)return e.UNSIGNED_SHORT;if(1013===s)return e.INT;if(1014===s)return e.UNSIGNED_INT;if(1015===s)return e.FLOAT;if(1016===s)return e.HALF_FLOAT;if(1021===s)return e.ALPHA;if(1023===s)return e.RGBA;if(1024===s)return e.LUMINANCE;if(1025===s)return e.LUMINANCE_ALPHA;if(1026===s)return e.DEPTH_COMPONENT;if(1027===s)return e.DEPTH_STENCIL;if(1028===s)return e.RED;if(1022===s)return e.RGBA;if(1029===s)return e.RED_INTEGER;if(1030===s)return e.RG;if(1031===s)return e.RG_INTEGER;if(1033===s)return e.RGBA_INTEGER;if(33776===s||33777===s||33778===s||33779===s)if(3001===r){var n=li(e,"WEBGL_compressed_texture_s3tc_srgb");if(null===n)return null;if(33776===s)return n.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(33777===s)return n.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(33778===s)return n.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(33779===s)return n.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else{if(null===(i=li(e,"WEBGL_compressed_texture_s3tc")))return null;if(33776===s)return i.COMPRESSED_RGB_S3TC_DXT1_EXT;if(33777===s)return i.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(33778===s)return i.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(33779===s)return i.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(35840===s||35841===s||35842===s||35843===s){var o=li(e,"WEBGL_compressed_texture_pvrtc");if(null===o)return null;if(35840===s)return o.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(35841===s)return o.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(35842===s)return o.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(35843===s)return o.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(36196===s){var a=li(e,"WEBGL_compressed_texture_etc1");return null!==a?a.COMPRESSED_RGB_ETC1_WEBGL:null}if(37492===s||37496===s){var l=li(e,"WEBGL_compressed_texture_etc");if(null===l)return null;if(37492===s)return 3001===r?l.COMPRESSED_SRGB8_ETC2:l.COMPRESSED_RGB8_ETC2;if(37496===s)return 3001===r?l.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:l.COMPRESSED_RGBA8_ETC2_EAC}if(37808===s||37809===s||37810===s||37811===s||37812===s||37813===s||37814===s||37815===s||37816===s||37817===s||37818===s||37819===s||37820===s||37821===s){var u=li(e,"WEBGL_compressed_texture_astc");if(null===u)return null;if(37808===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:u.COMPRESSED_RGBA_ASTC_4x4_KHR;if(37809===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:u.COMPRESSED_RGBA_ASTC_5x4_KHR;if(37810===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:u.COMPRESSED_RGBA_ASTC_5x5_KHR;if(37811===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:u.COMPRESSED_RGBA_ASTC_6x5_KHR;if(37812===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:u.COMPRESSED_RGBA_ASTC_6x6_KHR;if(37813===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:u.COMPRESSED_RGBA_ASTC_8x5_KHR;if(37814===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:u.COMPRESSED_RGBA_ASTC_8x6_KHR;if(37815===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:u.COMPRESSED_RGBA_ASTC_8x8_KHR;if(37816===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:u.COMPRESSED_RGBA_ASTC_10x5_KHR;if(37817===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:u.COMPRESSED_RGBA_ASTC_10x6_KHR;if(37818===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:u.COMPRESSED_RGBA_ASTC_10x8_KHR;if(37819===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:u.COMPRESSED_RGBA_ASTC_10x10_KHR;if(37820===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:u.COMPRESSED_RGBA_ASTC_12x10_KHR;if(37821===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:u.COMPRESSED_RGBA_ASTC_12x12_KHR}if(36492===s){var c=li(e,"EXT_texture_compression_bptc");if(null===c)return null;if(36492===s)return 3001===r?c.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:c.COMPRESSED_RGBA_BPTC_UNORM_EXT}return 1020===s?e.UNSIGNED_INT_24_8:1e3===s?e.REPEAT:1001===s?e.CLAMP_TO_EDGE:1004===s||1005===s?e.NEAREST_MIPMAP_LINEAR:1007===s?e.LINEAR_MIPMAP_NEAREST:1008===s?e.LINEAR_MIPMAP_LINEAR:1003===s?e.NEAREST:1006===s?e.LINEAR:null}var zn=new Uint8Array([0,0,0,1]),Wn=function(){function e(t){var i=t.gl,r=t.target,s=t.format,n=t.type,o=t.wrapS,a=t.wrapT,l=t.wrapR,u=t.encoding,c=t.preloadColor,A=t.premultiplyAlpha,h=t.flipY;B(this,e),this.gl=i,this.target=r||i.TEXTURE_2D,this.format=s||1023,this.type=n||1009,this.internalFormat=null,this.premultiplyAlpha=!!A,this.flipY=!!h,this.unpackAlignment=4,this.wrapS=o||1e3,this.wrapT=a||1e3,this.wrapR=l||1e3,this.encoding=u||3001,this.texture=i.createTexture(),c&&this.setPreloadColor(c),this.allocated=!0}return C(e,[{key:"setPreloadColor",value:function(e){e?(zn[0]=Math.floor(255*e[0]),zn[1]=Math.floor(255*e[1]),zn[2]=Math.floor(255*e[2]),zn[3]=Math.floor(255*(void 0!==e[3]?e[3]:1))):(zn[0]=0,zn[1]=0,zn[2]=0,zn[3]=255);var t=this.gl;if(t.bindTexture(this.target,this.texture),this.target===t.TEXTURE_CUBE_MAP)for(var i=[t.TEXTURE_CUBE_MAP_POSITIVE_X,t.TEXTURE_CUBE_MAP_NEGATIVE_X,t.TEXTURE_CUBE_MAP_POSITIVE_Y,t.TEXTURE_CUBE_MAP_NEGATIVE_Y,t.TEXTURE_CUBE_MAP_POSITIVE_Z,t.TEXTURE_CUBE_MAP_NEGATIVE_Z],r=0,s=i.length;r<s;r++)t.texImage2D(i[r],0,t.RGBA,1,1,0,t.RGBA,t.UNSIGNED_BYTE,zn);else t.texImage2D(this.target,0,t.RGBA,1,1,0,t.RGBA,t.UNSIGNED_BYTE,zn);t.bindTexture(this.target,null)}},{key:"setTarget",value:function(e){this.target=e||this.gl.TEXTURE_2D}},{key:"setImage",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=this.gl;void 0!==t.format&&(this.format=t.format),void 0!==t.internalFormat&&(this.internalFormat=t.internalFormat),void 0!==t.encoding&&(this.encoding=t.encoding),void 0!==t.type&&(this.type=t.type),void 0!==t.flipY&&(this.flipY=t.flipY),void 0!==t.premultiplyAlpha&&(this.premultiplyAlpha=t.premultiplyAlpha),void 0!==t.unpackAlignment&&(this.unpackAlignment=t.unpackAlignment),void 0!==t.minFilter&&(this.minFilter=t.minFilter),void 0!==t.magFilter&&(this.magFilter=t.magFilter),void 0!==t.wrapS&&(this.wrapS=t.wrapS),void 0!==t.wrapT&&(this.wrapT=t.wrapT),void 0!==t.wrapR&&(this.wrapR=t.wrapR);var r=!1;i.bindTexture(this.target,this.texture);var s=i.getParameter(i.UNPACK_FLIP_Y_WEBGL);i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,this.flipY);var n=i.getParameter(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL);i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this.premultiplyAlpha);var o=i.getParameter(i.UNPACK_ALIGNMENT);i.pixelStorei(i.UNPACK_ALIGNMENT,this.unpackAlignment);var a=i.getParameter(i.UNPACK_COLORSPACE_CONVERSION_WEBGL);i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,i.NONE);var l=Gn(i,this.minFilter);i.texParameteri(this.target,i.TEXTURE_MIN_FILTER,l),l!==i.NEAREST_MIPMAP_NEAREST&&l!==i.LINEAR_MIPMAP_NEAREST&&l!==i.NEAREST_MIPMAP_LINEAR&&l!==i.LINEAR_MIPMAP_LINEAR||(r=!0);var u=Gn(i,this.magFilter);u&&i.texParameteri(this.target,i.TEXTURE_MAG_FILTER,u);var c=Gn(i,this.wrapS);c&&i.texParameteri(this.target,i.TEXTURE_WRAP_S,c);var A=Gn(i,this.wrapT);A&&i.texParameteri(this.target,i.TEXTURE_WRAP_T,A);var h=Gn(i,this.format,this.encoding),d=Gn(i,this.type),p=Kn(i,this.internalFormat,h,d,this.encoding,!1);if(this.target===i.TEXTURE_CUBE_MAP){if(he.isArray(e))for(var f=e,v=[i.TEXTURE_CUBE_MAP_POSITIVE_X,i.TEXTURE_CUBE_MAP_NEGATIVE_X,i.TEXTURE_CUBE_MAP_POSITIVE_Y,i.TEXTURE_CUBE_MAP_NEGATIVE_Y,i.TEXTURE_CUBE_MAP_POSITIVE_Z,i.TEXTURE_CUBE_MAP_NEGATIVE_Z],g=0,m=v.length;g<m;g++)i.texImage2D(v[g],0,p,h,d,f[g])}else i.texImage2D(i.TEXTURE_2D,0,p,h,d,e);r&&i.generateMipmap(this.target),i.bindTexture(this.target,null),i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,s),i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,n),i.pixelStorei(i.UNPACK_ALIGNMENT,o),i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,a)}},{key:"setCompressedData",value:function(e){var t=e.mipmaps,i=e.props,r=void 0===i?{}:i,s=this.gl,n=t.length;void 0!==r.format&&(this.format=r.format),void 0!==r.internalFormat&&(this.internalFormat=r.internalFormat),void 0!==r.encoding&&(this.encoding=r.encoding),void 0!==r.type&&(this.type=r.type),void 0!==r.flipY&&(this.flipY=r.flipY),void 0!==r.premultiplyAlpha&&(this.premultiplyAlpha=r.premultiplyAlpha),void 0!==r.unpackAlignment&&(this.unpackAlignment=r.unpackAlignment),void 0!==r.minFilter&&(this.minFilter=r.minFilter),void 0!==r.magFilter&&(this.magFilter=r.magFilter),void 0!==r.wrapS&&(this.wrapS=r.wrapS),void 0!==r.wrapT&&(this.wrapT=r.wrapT),void 0!==r.wrapR&&(this.wrapR=r.wrapR),s.activeTexture(s.TEXTURE0+0),s.bindTexture(this.target,this.texture);var o=t.length>1;s.pixelStorei(s.UNPACK_FLIP_Y_WEBGL,this.flipY),s.pixelStorei(s.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this.premultiplyAlpha),s.pixelStorei(s.UNPACK_ALIGNMENT,this.unpackAlignment),s.pixelStorei(s.UNPACK_COLORSPACE_CONVERSION_WEBGL,s.NONE);var a=Gn(s,this.wrapS);a&&s.texParameteri(this.target,s.TEXTURE_WRAP_S,a);var l=Gn(s,this.wrapT);if(l&&s.texParameteri(this.target,s.TEXTURE_WRAP_T,l),this.type===s.TEXTURE_3D||this.type===s.TEXTURE_2D_ARRAY){var u=Gn(s,this.wrapR);u&&s.texParameteri(this.target,s.TEXTURE_WRAP_R,u),s.texParameteri(this.type,s.TEXTURE_WRAP_R,u)}o?(s.texParameteri(this.target,s.TEXTURE_MIN_FILTER,Xn(s,this.minFilter)),s.texParameteri(this.target,s.TEXTURE_MAG_FILTER,Xn(s,this.magFilter))):(s.texParameteri(this.target,s.TEXTURE_MIN_FILTER,Gn(s,this.minFilter)),s.texParameteri(this.target,s.TEXTURE_MAG_FILTER,Gn(s,this.magFilter)));var c=Gn(s,this.format,this.encoding),A=Gn(s,this.type),h=Kn(s,this.internalFormat,c,A,this.encoding,!1);s.texStorage2D(s.TEXTURE_2D,n,h,t[0].width,t[0].height);for(var d=0,p=t.length;d<p;d++){var f=t[d];1023!==this.format?null!==c?s.compressedTexSubImage2D(s.TEXTURE_2D,d,0,0,f.width,f.height,c,f.data):console.warn("Attempt to load unsupported compressed texture format in .setCompressedData()"):s.texSubImage2D(s.TEXTURE_2D,d,0,0,f.width,f.height,c,A,f.data)}s.bindTexture(this.target,null)}},{key:"setProps",value:function(e){var t=this.gl;t.bindTexture(this.target,this.texture),this._uploadProps(e),t.bindTexture(this.target,null)}},{key:"_uploadProps",value:function(e){var t=this.gl;if(void 0!==e.format&&(this.format=e.format),void 0!==e.internalFormat&&(this.internalFormat=e.internalFormat),void 0!==e.encoding&&(this.encoding=e.encoding),void 0!==e.type&&(this.type=e.type),void 0!==e.minFilter){var i=Gn(t,e.minFilter);i&&(this.minFilter=e.minFilter,t.texParameteri(this.target,t.TEXTURE_MIN_FILTER,i),i!==t.NEAREST_MIPMAP_NEAREST&&i!==t.LINEAR_MIPMAP_NEAREST&&i!==t.NEAREST_MIPMAP_LINEAR&&i!==t.LINEAR_MIPMAP_LINEAR||t.generateMipmap(this.target))}if(void 0!==e.magFilter){var r=Gn(t,e.magFilter);r&&(this.magFilter=e.magFilter,t.texParameteri(this.target,t.TEXTURE_MAG_FILTER,r))}if(void 0!==e.wrapS){var s=Gn(t,e.wrapS);s&&(this.wrapS=e.wrapS,t.texParameteri(this.target,t.TEXTURE_WRAP_S,s))}if(void 0!==e.wrapT){var n=Gn(t,e.wrapT);n&&(this.wrapT=e.wrapT,t.texParameteri(this.target,t.TEXTURE_WRAP_T,n))}}},{key:"bind",value:function(e){if(this.allocated){if(this.texture){var t=this.gl;return t.activeTexture(t["TEXTURE"+e]),t.bindTexture(this.target,this.texture),!0}return!1}}},{key:"unbind",value:function(e){if(this.allocated&&this.texture){var t=this.gl;t.activeTexture(t["TEXTURE"+e]),t.bindTexture(this.target,null)}}},{key:"destroy",value:function(){this.allocated&&this.texture&&(this.gl.deleteTexture(this.texture),this.texture=null)}}]),e}();function Kn(e,t,i,r,s){var n=arguments.length>5&&void 0!==arguments[5]&&arguments[5];if(null!==t){if(void 0!==e[t])return e[t];console.warn("Attempt to use non-existing WebGL internal format '"+t+"'")}var o=i;return i===e.RED&&(r===e.FLOAT&&(o=e.R32F),r===e.HALF_FLOAT&&(o=e.R16F),r===e.UNSIGNED_BYTE&&(o=e.R8)),i===e.RG&&(r===e.FLOAT&&(o=e.RG32F),r===e.HALF_FLOAT&&(o=e.RG16F),r===e.UNSIGNED_BYTE&&(o=e.RG8)),i===e.RGBA&&(r===e.FLOAT&&(o=e.RGBA32F),r===e.HALF_FLOAT&&(o=e.RGBA16F),r===e.UNSIGNED_BYTE&&(o=3001===s&&!1===n?e.SRGB8_ALPHA8:e.RGBA8),r===e.UNSIGNED_SHORT_4_4_4_4&&(o=e.RGBA4),r===e.UNSIGNED_SHORT_5_5_5_1&&(o=e.RGB5_A1)),o!==e.R16F&&o!==e.R32F&&o!==e.RG16F&&o!==e.RG32F&&o!==e.RGBA16F&&o!==e.RGBA32F||li(e,"EXT_color_buffer_float"),o}function Xn(e,t){return 1003===t||1004===t||1005===t?e.NEAREST:e.LINEAR}function Jn(e){if(!Yn(e.width)||!Yn(e.height)){var t=document.createElement("canvas");t.width=Zn(e.width),t.height=Zn(e.height),t.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t.width,t.height),e=t}return e}function Yn(e){return 0==(e&e-1)}function Zn(e){--e;for(var t=1;t<32;t<<=1)e|=e>>t;return e+1}var qn=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new hi({texture:new Wn({gl:r.scene.canvas.gl}),matrix:re.identityMat4(),hasMatrix:s.translate&&(0!==s.translate[0]||0!==s.translate[1])||!!s.rotate||s.scale&&(0!==s.scale[0]||0!==s.scale[1]),minFilter:r._checkMinFilter(s.minFilter),magFilter:r._checkMagFilter(s.magFilter),wrapS:r._checkWrapS(s.wrapS),wrapT:r._checkWrapT(s.wrapT),flipY:r._checkFlipY(s.flipY),encoding:r._checkEncoding(s.encoding)}),r._src=null,r._image=null,r._translate=re.vec2([0,0]),r._scale=re.vec2([1,1]),r._rotate=re.vec2([0,0]),r._matrixDirty=!1,r.translate=s.translate,r.scale=s.scale,r.rotate=s.rotate,s.src?r.src=s.src:s.image&&(r.image=s.image),ae.memory.textures++,r}return C(i,[{key:"type",get:function(){return"Texture"}},{key:"_checkMinFilter",value:function(e){return 1006!==(e=e||1008)&&1007!==e&&1008!==e&&1005!==e&&1004!==e&&(this.error("Unsupported value for 'minFilter' - supported values are LinearFilter, LinearMipMapNearestFilter, NearestMipMapNearestFilter, NearestMipMapLinearFilter and LinearMipMapLinearFilter. Defaulting to LinearMipMapLinearFilter."),e=1008),e}},{key:"_checkMagFilter",value:function(e){return 1006!==(e=e||1006)&&1003!==e&&(this.error("Unsupported value for 'magFilter' - supported values are LinearFilter and NearestFilter. Defaulting to LinearFilter."),e=1006),e}},{key:"_checkWrapS",value:function(e){return 1001!==(e=e||1e3)&&1002!==e&&1e3!==e&&(this.error("Unsupported value for 'wrapS' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),e=1e3),e}},{key:"_checkWrapT",value:function(e){return 1001!==(e=e||1e3)&&1002!==e&&1e3!==e&&(this.error("Unsupported value for 'wrapT' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),e=1e3),e}},{key:"_checkFlipY",value:function(e){return!!e}},{key:"_checkEncoding",value:function(e){return 3e3!==(e=e||3e3)&&3001!==e&&(this.error("Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),e=3e3),e}},{key:"_webglContextRestored",value:function(){this._state.texture=new Wn({gl:this.scene.canvas.gl}),this._image?this.image=this._image:this._src&&(this.src=this._src)}},{key:"_update",value:function(){var e,t,i=this._state;this._matrixDirty&&(0===this._translate[0]&&0===this._translate[1]||(e=re.translationMat4v([this._translate[0],this._translate[1],0],this._state.matrix)),1===this._scale[0]&&1===this._scale[1]||(t=re.scalingMat4v([this._scale[0],this._scale[1],1]),e=e?re.mulMat4(e,t):t),0!==this._rotate&&(t=re.rotationMat4v(.0174532925*this._rotate,[0,0,1]),e=e?re.mulMat4(e,t):t),e&&(i.matrix=e),this._matrixDirty=!1);this.glRedraw()}},{key:"image",get:function(){return this._image},set:function(e){this._image=Jn(e),this._image.crossOrigin="Anonymous",this._state.texture.setImage(this._image,this._state),this._src=null,this.glRedraw()}},{key:"src",get:function(){return this._src},set:function(e){this.scene.loading++,this.scene.canvas.spinner.processes++;var t=this,i=new Image;i.onload=function(){i=Jn(i),t._state.texture.setImage(i,t._state),t.scene.loading--,t.glRedraw(),t.scene.canvas.spinner.processes--},i.src=e,this._src=e,this._image=null}},{key:"translate",get:function(){return this._translate},set:function(e){this._translate.set(e||[0,0]),this._matrixDirty=!0,this._needUpdate()}},{key:"scale",get:function(){return this._scale},set:function(e){this._scale.set(e||[1,1]),this._matrixDirty=!0,this._needUpdate()}},{key:"rotate",get:function(){return this._rotate},set:function(e){e=e||0,this._rotate!==e&&(this._rotate=e,this._matrixDirty=!0,this._needUpdate())}},{key:"minFilter",get:function(){return this._state.minFilter}},{key:"magFilter",get:function(){return this._state.magFilter}},{key:"wrapS",get:function(){return this._state.wrapS}},{key:"wrapT",get:function(){return this._state.wrapT}},{key:"flipY",get:function(){return this._state.flipY}},{key:"encoding",get:function(){return this._state.encoding}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.texture&&this._state.texture.destroy(),this._state.destroy(),ae.memory.textures--}}]),i}(),$n=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new hi({edgeColor:re.vec3([0,0,0]),centerColor:re.vec3([1,1,1]),edgeBias:0,centerBias:1,power:1}),r.edgeColor=s.edgeColor,r.centerColor=s.centerColor,r.edgeBias=s.edgeBias,r.centerBias=s.centerBias,r.power=s.power,r}return C(i,[{key:"type",get:function(){return"Fresnel"}},{key:"edgeColor",get:function(){return this._state.edgeColor},set:function(e){this._state.edgeColor.set(e||[0,0,0]),this.glRedraw()}},{key:"centerColor",get:function(){return this._state.centerColor},set:function(e){this._state.centerColor.set(e||[1,1,1]),this.glRedraw()}},{key:"edgeBias",get:function(){return this._state.edgeBias},set:function(e){this._state.edgeBias=e||0,this.glRedraw()}},{key:"centerBias",get:function(){return this._state.centerBias},set:function(e){this._state.centerBias=null!=e?e:1,this.glRedraw()}},{key:"power",get:function(){return this._state.power},set:function(e){this._state.power=null!=e?e:1,this.glRedraw()}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),eo=ae.memory,to=re.AABB3(),io=function(e){g(i,Ui);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e,s))._state=new hi({compressGeometry:!0,primitive:null,primitiveName:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,positionsBuf:null,normalsBuf:null,colorsbuf:null,uvBuf:null,indicesBuf:null,hash:""}),r._numTriangles=0,r._edgeThreshold=s.edgeThreshold||10,r._aabb=null,r._obb=re.OBB3();var n,o=r._state,a=r.scene.canvas.gl;switch(s.primitive=s.primitive||"triangles",s.primitive){case"points":o.primitive=a.POINTS,o.primitiveName=s.primitive;break;case"lines":o.primitive=a.LINES,o.primitiveName=s.primitive;break;case"line-loop":o.primitive=a.LINE_LOOP,o.primitiveName=s.primitive;break;case"line-strip":o.primitive=a.LINE_STRIP,o.primitiveName=s.primitive;break;case"triangles":o.primitive=a.TRIANGLES,o.primitiveName=s.primitive;break;case"triangle-strip":o.primitive=a.TRIANGLE_STRIP,o.primitiveName=s.primitive;break;case"triangle-fan":o.primitive=a.TRIANGLE_FAN,o.primitiveName=s.primitive;break;default:r.error("Unsupported value for 'primitive': '"+s.primitive+"' - supported values are 'points', 'lines', 'line-loop', 'line-strip', 'triangles', 'triangle-strip' and 'triangle-fan'. Defaulting to 'triangles'."),o.primitive=a.TRIANGLES,o.primitiveName=s.primitive}if(!s.positions)return r.error("Config expected: positions"),y(r);if(!s.indices)return r.error("Config expected: indices"),y(r);var l=s.positionsDecodeMatrix;if(l);else{var u=zi.getPositionsBounds(s.positions),c=zi.compressPositions(s.positions,u.min,u.max);n=c.quantized,o.positionsDecodeMatrix=c.decodeMatrix,o.positionsBuf=new Wt(a,a.ARRAY_BUFFER,n,n.length,3,a.STATIC_DRAW),eo.positions+=o.positionsBuf.numItems,re.positions3ToAABB3(s.positions,r._aabb),re.positions3ToAABB3(n,to,o.positionsDecodeMatrix),re.AABB3ToOBB3(to,r._obb)}if(s.colors){var A=s.colors.constructor===Float32Array?s.colors:new Float32Array(s.colors);o.colorsBuf=new Wt(a,a.ARRAY_BUFFER,A,A.length,4,a.STATIC_DRAW),eo.colors+=o.colorsBuf.numItems}if(s.uv){var h=zi.getUVBounds(s.uv),d=zi.compressUVs(s.uv,h.min,h.max),p=d.quantized;o.uvDecodeMatrix=d.decodeMatrix,o.uvBuf=new Wt(a,a.ARRAY_BUFFER,p,p.length,2,a.STATIC_DRAW),eo.uvs+=o.uvBuf.numItems}if(s.normals){var f=zi.compressNormals(s.normals),v=o.compressGeometry;o.normalsBuf=new Wt(a,a.ARRAY_BUFFER,f,f.length,3,a.STATIC_DRAW,v),eo.normals+=o.normalsBuf.numItems}var g=s.indices.constructor===Uint32Array||s.indices.constructor===Uint16Array?s.indices:new Uint32Array(s.indices);o.indicesBuf=new Wt(a,a.ELEMENT_ARRAY_BUFFER,g,g.length,1,a.STATIC_DRAW),eo.indices+=o.indicesBuf.numItems;var m=Oi(n,g,o.positionsDecodeMatrix,r._edgeThreshold);return r._edgeIndicesBuf=new Wt(a,a.ELEMENT_ARRAY_BUFFER,m,m.length,1,a.STATIC_DRAW),"triangles"===r._state.primitiveName&&(r._numTriangles=s.indices.length/3),r._buildHash(),eo.meshes++,r}return C(i,[{key:"type",get:function(){return"VBOGeometry"}},{key:"isVBOGeometry",get:function(){return!0}},{key:"_buildHash",value:function(){var e=this._state,t=["/g"];t.push("/"+e.primitive+";"),e.positionsBuf&&t.push("p"),e.colorsBuf&&t.push("c"),(e.normalsBuf||e.autoVertexNormals)&&t.push("n"),e.uvBuf&&t.push("u"),t.push("cp"),t.push(";"),e.hash=t.join("")}},{key:"_getEdgeIndices",value:function(){return this._edgeIndicesBuf}},{key:"primitive",get:function(){return this._state.primitiveName}},{key:"aabb",get:function(){return this._aabb}},{key:"obb",get:function(){return this._obb}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"_getState",value:function(){return this._state}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this);var e=this._state;e.indicesBuf&&e.indicesBuf.destroy(),e.positionsBuf&&e.positionsBuf.destroy(),e.normalsBuf&&e.normalsBuf.destroy(),e.uvBuf&&e.uvBuf.destroy(),e.colorsBuf&&e.colorsBuf.destroy(),this._edgeIndicesBuf&&this._edgeIndicesBuf.destroy(),e.destroy(),eo.meshes--}}]),i}(),ro={};function so(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return new Promise((function(i,r){t.src||(console.error("load3DSGeometry: Parameter expected: src"),r());var s=e.canvas.spinner;s.processes++,he.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("load3DSGeometry: no data loaded"),s.processes--,r());var n=ro.parse.from3DS(e).edit.objects[0].mesh,o=n.vertices,a=n.uvt,l=n.indices;s.processes--,i(he.apply(t,{primitive:"triangles",positions:o,normals:null,uv:a,indices:l}))}),(function(e){console.error("load3DSGeometry: "+e),s.processes--,r()}))}))}function no(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return new Promise((function(i,r){t.src||(console.error("loadOBJGeometry: Parameter expected: src"),r());var s=e.canvas.spinner;s.processes++,he.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("loadOBJGeometry: no data loaded"),s.processes--,r());for(var n=ro.parse.fromOBJ(e),o=ro.edit.unwrap(n.i_verts,n.c_verts,3),a=ro.edit.unwrap(n.i_norms,n.c_norms,3),l=ro.edit.unwrap(n.i_uvt,n.c_uvt,2),u=new Int32Array(n.i_verts.length),c=0;c<n.i_verts.length;c++)u[c]=c;s.processes--,i(he.apply(t,{primitive:"triangles",positions:o,normals:a.length>0?a:null,autoNormals:0===a.length,uv:l,indices:u}))}),(function(e){console.error("loadOBJGeometry: "+e),s.processes--,r()}))}))}function oo(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);var i=e.ySize||1;i<0&&(console.error("negative ySize not allowed - will invert"),i*=-1);var r=e.zSize||1;r<0&&(console.error("negative zSize not allowed - will invert"),r*=-1);var s=e.center,n=s?s[0]:0,o=s?s[1]:0,a=s?s[2]:0,l=-t+n,u=-i+o,c=-r+a,A=t+n,h=i+o,d=r+a;return he.apply(e,{primitive:"lines",positions:[l,u,c,l,u,d,l,h,c,l,h,d,A,u,c,A,u,d,A,h,c,A,h,d],indices:[0,1,1,3,3,2,2,0,4,5,5,7,7,6,6,4,0,4,1,5,2,6,3,7]})}function ao(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return oo({id:e.id,center:[(e.aabb[0]+e.aabb[3])/2,(e.aabb[1]+e.aabb[4])/2,(e.aabb[2]+e.aabb[5])/2],xSize:Math.abs(e.aabb[3]-e.aabb[0])/2,ySize:Math.abs(e.aabb[4]-e.aabb[1])/2,zSize:Math.abs(e.aabb[5]-e.aabb[2])/2})}function lo(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.size||1;t<0&&(console.error("negative size not allowed - will invert"),t*=-1);var i=e.divisions||1;i<0&&(console.error("negative divisions not allowed - will invert"),i*=-1),i<1&&(i=1);for(var r=(t=t||10)/(i=i||10),s=t/2,n=[],o=[],a=0,l=0,u=-s;l<=i;l++,u+=r)n.push(-s),n.push(0),n.push(u),n.push(s),n.push(0),n.push(u),n.push(u),n.push(0),n.push(-s),n.push(u),n.push(0),n.push(s),o.push(a++),o.push(a++),o.push(a++),o.push(a++);return he.apply(e,{primitive:"lines",positions:n,indices:o})}function uo(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);var i=e.zSize||1;i<0&&(console.error("negative zSize not allowed - will invert"),i*=-1);var r=e.xSegments||1;r<0&&(console.error("negative xSegments not allowed - will invert"),r*=-1),r<1&&(r=1);var s=e.xSegments||1;s<0&&(console.error("negative zSegments not allowed - will invert"),s*=-1),s<1&&(s=1);var n,o,a,l,u,c,A,h=e.center,d=h?h[0]:0,p=h?h[1]:0,f=h?h[2]:0,v=t/2,g=i/2,m=Math.floor(r)||1,_=Math.floor(s)||1,y=m+1,b=_+1,x=t/m,w=i/_,B=new Float32Array(y*b*3),P=new Float32Array(y*b*3),C=new Float32Array(y*b*2),M=0,E=0;for(n=0;n<b;n++){var F=n*w-g;for(o=0;o<y;o++)a=o*x-v,B[M]=a+d,B[M+1]=p,B[M+2]=-F+f,P[M+2]=-1,C[E]=o/m,C[E+1]=(_-n)/_,M+=3,E+=2}M=0;var 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i=ro.bin.ril(e,2),r=6;r<i;){var s=ro.bin.rsl(e,r),n=ro.bin.ril(e,r+2);15677==s&&(t.edit=ro.parse.from3DS._edit3ds(e,r,n)),45056==s&&(t.keyf=ro.parse.from3DS._keyf3ds(e,r,n)),r+=n}return t},ro.parse.from3DS._edit3ds=function(e,t,i){for(var r={},s=t+6;s<t+i;){var n=ro.bin.rsl(e,s),o=ro.bin.ril(e,s+2);16384==n&&(null==r.objects&&(r.objects=[]),r.objects.push(ro.parse.from3DS._edit_object(e,s,o))),s+=o}return r},ro.parse.from3DS._keyf3ds=function(e,t,i){for(var r={},s=t+6;s<t+i;){var n=ro.bin.rsl(e,s),o=ro.bin.ril(e,s+2);45058==n&&(null==r.desc&&(r.desc=[]),r.desc.push(ro.parse.from3DS._keyf_objdes(e,s,o))),s+=o}return r},ro.parse.from3DS._keyf_objdes=function(e,t,i){for(var r={},s=t+6;s<t+i;){var n=ro.bin.rsl(e,s),o=ro.bin.ril(e,s+2);45072==n&&(r.hierarchy=ro.parse.from3DS._keyf_objhierarch(e,s,o)),45073==n&&(r.dummy_name=ro.bin.rASCII0(e,s+6)),s+=o}return r},ro.parse.from3DS._keyf_objhierarch=function(e,t,i){var r={},s=t+6;return r.name=ro.bin.rASCII0(e,s),s+=r.name.length+1,r.hierarchy=ro.bin.rsl(e,s+4),r},ro.parse.from3DS._edit_object=function(e,t,i){var r={},s=t+6;for(r.name=ro.bin.rASCII0(e,s),s+=r.name.length+1;s<t+i;){var n=ro.bin.rsl(e,s),o=ro.bin.ril(e,s+2);16640==n&&(r.mesh=ro.parse.from3DS._obj_trimesh(e,s,o)),s+=o}return r},ro.parse.from3DS._obj_trimesh=function(e,t,i){for(var r={},s=t+6;s<t+i;){var n=ro.bin.rsl(e,s),o=ro.bin.ril(e,s+2);16656==n&&(r.vertices=ro.parse.from3DS._tri_vertexl(e,s,o)),16672==n&&(r.indices=ro.parse.from3DS._tri_facel1(e,s,o)),16704==n&&(r.uvt=ro.parse.from3DS._tri_mappingcoors(e,s,o)),16736==n&&(r.local=ro.parse.from3DS._tri_local(e,s,o)),s+=o}return r},ro.parse.from3DS._tri_vertexl=function(e,t,i){var r=[],s=t+6,n=ro.bin.rsl(e,s);s+=2;for(var o=0;o<n;o++)r.push(ro.bin.rf(e,s)),r.push(ro.bin.rf(e,s+4)),r.push(ro.bin.rf(e,s+8)),s+=12;return r},ro.parse.from3DS._tri_facel1=function(e,t,i){var r=[],s=t+6,n=ro.bin.rsl(e,s);s+=2;for(var o=0;o<n;o++)r.push(ro.bin.rsl(e,s)),r.push(ro.bin.rsl(e,s+2)),r.push(ro.bin.rsl(e,s+4)),s+=8;return r},ro.parse.from3DS._tri_mappingcoors=function(e,t,i){var r=[],s=t+6,n=ro.bin.rsl(e,s);s+=2;for(var o=0;o<n;o++)r.push(ro.bin.rf(e,s)),r.push(1-ro.bin.rf(e,s+4)),s+=8;return r},ro.parse.from3DS._tri_local=function(e,t,i){var r={},s=t+6;return r.X=[ro.bin.rf(e,s),ro.bin.rf(e,s+4),ro.bin.rf(e,s+8)],s+=12,r.Y=[ro.bin.rf(e,s),ro.bin.rf(e,s+4),ro.bin.rf(e,s+8)],s+=12,r.Z=[ro.bin.rf(e,s),ro.bin.rf(e,s+4),ro.bin.rf(e,s+8)],s+=12,r.C=[ro.bin.rf(e,s),ro.bin.rf(e,s+4),ro.bin.rf(e,s+8)],s+=12,r},ro.parse.fromBIV=function(e){e=new Uint8Array(e);var t={},i={};return i.id=ro.bin.ril(e,0),i.verS=ro.bin.ril(e,4),i.texS=ro.bin.ril(e,8),i.indS=ro.bin.ril(e,12),i.verO=ro.bin.ril(e,16),i.verL=ro.bin.ril(e,20),i.texO=ro.bin.ril(e,24),i.texL=ro.bin.ril(e,28),i.indO=ro.bin.ril(e,32),i.indL=ro.bin.ril(e,36),0!=i.verO&&(t.vertices=ro.parse.fromBIV._readFloats(e,i.verO,i.verL)),0!=i.texO&&(t.uvt=ro.parse.fromBIV._readFloats(e,i.texO,i.texL)),0!=i.indO&&(t.indices=ro.parse.fromBIV._readInts(e,i.indO,i.indL,i.indS)),t},ro.parse.toBIV=function(e){for(var t=0,i=0;i<e.indices.length;i++)t=Math.max(t,e.indices[i]);var r=32;t<=65535&&(r=16);var s=40;e.vertices&&(s+=4*e.vertices.length),e.uvt&&(s+=4*e.uvt.length),e.indices&&(s+=e.indices.length*r/8);var n=new Uint8Array(s);ro.bin.wil(n,0,1769365870),ro.bin.wil(n,4,32),ro.bin.wil(n,8,32),ro.bin.wil(n,12,r);var o=40;return e.vertices&&(ro.bin.wil(n,16,o),ro.bin.wil(n,20,4*e.vertices.length),ro.parse.fromBIV._writeFloats(n,o,e.vertices),o+=4*e.vertices.length),e.uvt&&(ro.bin.wil(n,24,o),ro.bin.wil(n,28,4*e.uvt.length),ro.parse.fromBIV._writeFloats(n,o,e.uvt),o+=4*e.uvt.length),e.indices&&(ro.bin.wil(n,32,o),ro.bin.wil(n,36,4*e.indices.length),ro.parse.fromBIV._writeInts(n,o,e.indices,r)),n.buffer},ro.parse.fromBIV._readFloats=function(e,t,i){for(var r=[],s=0;s<i/4;s++)r.push(ro.bin.rf(e,t+4*s));return r},ro.parse.fromBIV._writeFloats=function(e,t,i){for(var r=0;r<i.length;r++)ro.bin.wf(e,t+4*r,i[r])},ro.parse.fromBIV._readInts=function(e,t,i,r){for(var s=[],n=0;n<i/4;n++)16==r&&s.push(ro.bin.rsl(e,t+2*n)),32==r&&s.push(ro.bin.ril(e,t+4*n));return s},ro.parse.fromBIV._writeInts=function(e,t,i,r){for(var s=0;s<i.length;s++)16==r&&ro.bin.wsl(e,t+2*s,i[s]),32==r&&ro.bin.wil(e,t+4*s,i[s])},ro.gen={},ro.gen.Plane=function(e,t,i,r){i||(i=1),r||(r=1);for(var s={verts:[],inds:[],uvt:[]},n=e+1,o=t+1,a=0;a<o;a++)for(var l=0;l<n;l++){var u=l*(2/e)-1,c=a*(2/t)-1;s.verts.push(u,c,0),s.uvt.push(i*l/e,r*a/t),a<t&&l<e&&s.inds.push(a*n+l,a*n+l+1,(a+1)*n+l,a*n+l+1,(a+1)*n+l,(a+1)*n+l+1)}return s},ro.gen.Cube=function(){return{verts:[-1,1,-1,1,1,-1,-1,-1,-1,1,-1,-1,-1,1,1,1,1,1,-1,-1,1,1,-1,1,-1,1,1,-1,1,-1,-1,-1,1,-1,-1,-1,1,1,1,1,1,-1,1,-1,1,1,-1,-1,-1,1,-1,1,1,-1,-1,1,1,1,1,1,-1,-1,-1,1,-1,-1,-1,-1,1,1,-1,1],inds:[0,1,2,1,2,3,4,5,6,5,6,7,8,9,10,9,10,11,12,13,14,13,14,15,16,17,18,17,18,19,20,21,22,21,22,23],uvt:[1/4,1/4,.5,1/4,1/4,.5,.5,.5,1,1/4,3/4,1/4,1,.5,3/4,.5,0,1/4,1/4,1/4,0,.5,1/4,.5,3/4,1/4,.5,1/4,3/4,.5,.5,.5,1/4,1/4,.5,1/4,1/4,0,.5,0,1/4,.5,.5,.5,1/4,3/4,.5,3/4]}},ro.gen.Sphere=function(e,t){for(var i={verts:[],inds:[],uvt:[]},r=e+1,s=t+1,n=0;n<s;n++)for(var o=0;o<r;o++){var a=-Math.PI/2+n*Math.PI/t,l=2*o*Math.PI/e,u=Math.cos(a)*Math.cos(l),c=Math.sin(a),A=Math.cos(a)*Math.sin(l);i.verts.push(u,c,A),i.uvt.push(o/e,n/t),n<t&&o<e&&i.inds.push(r*n+o,r*n+o+1,r*(n+1)+o,r*n+o+1,r*(n+1)+o,r*(n+1)+o+1)}return i},ro.mat={},ro.mat.scale=function(e,t,i){return[e,0,0,0,0,t,0,0,0,0,i,0,0,0,0,1]},ro.mat.translate=function(e,t,i){return[1,0,0,0,0,1,0,0,0,0,1,0,e,t,i,1]},ro.mat.rotateDeg=function(e,t,i){var r=Math.PI/180;return ro.mat.rotate(e*r,t*r,i*r)},ro.mat.rotate=function(e,t,i){var r=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],s=e,n=t,o=i,a=Math.cos(s),l=Math.cos(n),u=Math.cos(o),c=Math.sin(s),A=Math.sin(n),h=Math.sin(o);return r[0]=l*u,r[1]=-l*h,r[2]=A,r[4]=a*h+c*A*u,r[5]=a*u-c*A*h,r[6]=-c*l,r[8]=c*h-a*A*u,r[9]=c*u+a*A*h,r[10]=a*l,r},ro.edit={},ro.edit.interpolate=function(e,t,i,r){for(var s=0;s<e.length;s++)i[s]=e[s]+r*(t[s]-e[s])},ro.edit.transform=function(e,t){for(var i=0;i<e.length;i+=3){var r=e[i],s=e[i+1],n=e[i+2];e[i+0]=t[0]*r+t[4]*s+t[8]*n+t[12],e[i+1]=t[1]*r+t[5]*s+t[9]*n+t[13],e[i+2]=t[2]*r+t[6]*s+t[10]*n+t[14]}},ro.edit.unwrap=function(e,t,i){for(var r=new Array(Math.floor(e.length/3)*i),s=0;s<e.length;s++)for(var n=0;n<i;n++)r[s*i+n]=t[e[s]*i+n];return r},ro.edit.remap=function(e,t,i,r){for(var s=new Array(i.length),n=0;n<e.length;n++)for(var o=0;o<r;o++)s[t[n]*r+o]=i[e[n]*r+o];return s},ro.utils={},ro.utils.getAABB=function(e){var t,i,r,s,n,o;s=n=o=-(t=i=r=999999999);for(var a=0;a<e.length;a+=3){var l=e[a+0],u=e[a+1],c=e[a+2];l<t&&(t=l),l>s&&(s=l),u<i&&(i=u),u>n&&(n=u),c<r&&(r=c),u>o&&(o=c)}return{min:{x:t,y:i,z:r},max:{x:s,y:n,z:o}}};var fo=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return 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e=document.createElement("canvas"),t=e.getContext("2d");return e.width=this._image.width,e.height=this._image.height,t.drawImage(this._image,0,0),e.toDataURL("jpg"===this._type?"image/jpeg":"image/png")},set:function(e){var t=this;this._image.onload=function(){t._texture.image=image,t._imageSize[0]=image.width,t._imageSize[1]=image.height,t._updateBitmapMeshScale()},this._image.src=e}},{key:"type",get:function(){return this._type},set:function(e){"png"===(e=e||"jpg")&&"jpg"===e||(this.error("Unsupported value for `type` - supported types are `jpg` and `png` - defaulting to `jpg`"),e="jpg"),this._type=e}},{key:"pos",get:function(){return this._pos}},{key:"normal",get:function(){return this._normal}},{key:"up",get:function(){return this._up}},{key:"height",get:function(){return this._height},set:function(e){this._height=null==e?1:e,this._image&&this._updateBitmapMeshScale()}},{key:"collidable",get:function(){return 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e(){B(this,e),this.vertices=[],this.indices=[],this.reset()}return C(e,[{key:"reset",value:function(){this.lenVertices=0,this.lenIndices=0}},{key:"addVertex",value:function(e){this.vertices[this.lenVertices++]=e[0],this.vertices[this.lenVertices++]=e[1],this.vertices[this.lenVertices++]=e[2]}},{key:"addIndex",value:function(e){this.indices[this.lenIndices++]=e}},{key:"surfaceArea",get:function(){for(var e=this.vertices,t=this.indices,i=0,r=0;r<this.lenIndices;r+=3){var s=3*t[r],n=3*t[r+1],o=3*t[r+2];xo[0]=e[s],xo[1]=e[s+1],xo[2]=e[s+2],wo[0]=e[n],wo[1]=e[n+1],wo[2]=e[n+2],Bo[0]=e[o],Bo[1]=e[o+1],Bo[2]=e[o+2],re.subVec3(xo,wo,Po),re.subVec3(Bo,wo,Co),i+=.5*re.lenVec3(re.cross3Vec3(Po,Co,Mo))}return i}}]),e}(),Fo=new Eo,ko=re.OBB3(),Io=re.OBB3(),Do=re.OBB3(),So=function(){function e(t,i,r,s,n,o){var a=arguments.length>6&&void 0!==arguments[6]?arguments[6]:null,l=arguments.length>7&&void 0!==arguments[7]?arguments[7]:0;B(this,e),this.model=t,this.object=null,this.parent=null,this.transform=n,this.textureSet=o,this._matrixDirty=!1,this._matrixUpdateScheduled=!1,this.id=i,this.obb=null,this._aabbLocal=null,this._aabbWorld=re.AABB3(),this._aabbWorldDirty=!1,this.layer=a,this.portionId=l,this._color=new Uint8Array([r[0],r[1],r[2],s]),this._colorize=new Uint8Array([r[0],r[1],r[2],s]),this._colorizing=!1,this._transparent=s<255,this.numTriangles=0,this.origin=null,this.entity=null,n&&n._addMesh(this),this._volume=null,this._surfaceArea=null}return C(e,[{key:"_sceneModelDirty",value:function(){this._aabbWorldDirty=!0,this.layer.aabbDirty=!0}},{key:"_transformDirty",value:function(){this._matrixDirty||this._matrixUpdateScheduled||(this.model._meshMatrixDirty(this),this._matrixDirty=!0,this._matrixUpdateScheduled=!0),this._aabbWorldDirty=!0,this.layer.aabbDirty=!0,this.entity&&this.entity._transformDirty()}},{key:"_updateMatrix",value:function(){this.transform&&this._matrixDirty&&this.layer.setMatrix(this.portionId,this.transform.worldMatrix),this._matrixDirty=!1,this._matrixUpdateScheduled=!1}},{key:"_finalize",value:function(e){this.layer.initFlags(this.portionId,e,this._transparent)}},{key:"_finalize2",value:function(){this.layer.flushInitFlags&&this.layer.flushInitFlags()}},{key:"_setVisible",value:function(e){this.layer.setVisible(this.portionId,e,this._transparent)}},{key:"_setColor",value:function(e){this._color[0]=e[0],this._color[1]=e[1],this._color[2]=e[2],this._colorizing||this.layer.setColor(this.portionId,this._color,!1)}},{key:"_setColorize",value:function(e){e?(this._colorize[0]=e[0],this._colorize[1]=e[1],this._colorize[2]=e[2],this.layer.setColor(this.portionId,this._colorize,false),this._colorizing=!0):(this.layer.setColor(this.portionId,this._color,false),this._colorizing=!1)}},{key:"_setOpacity",value:function(e,t){var i=e<255,r=this._transparent!==i;this._color[3]=e,this._colorize[3]=e,this._transparent=i,this._colorizing?this.layer.setColor(this.portionId,this._colorize):this.layer.setColor(this.portionId,this._color),r&&this.layer.setTransparent(this.portionId,t,i)}},{key:"_setOffset",value:function(e){this.layer.setOffset(this.portionId,e)}},{key:"_setHighlighted",value:function(e){this.layer.setHighlighted(this.portionId,e,this._transparent)}},{key:"_setXRayed",value:function(e){this.layer.setXRayed(this.portionId,e,this._transparent)}},{key:"_setSelected",value:function(e){this.layer.setSelected(this.portionId,e,this._transparent)}},{key:"_setEdges",value:function(e){this.layer.setEdges(this.portionId,e,this._transparent)}},{key:"_setClippable",value:function(e){this.layer.setClippable(this.portionId,e,this._transparent)}},{key:"_setCollidable",value:function(e){this.layer.setCollidable(this.portionId,e)}},{key:"_setPickable",value:function(e){this.layer.setPickable(this.portionId,e,this._transparent)}},{key:"_setCulled",value:function(e){this.layer.setCulled(this.portionId,e,this._transparent)}},{key:"canPickTriangle",value:function(){return!1}},{key:"drawPickTriangles",value:function(e,t){}},{key:"pickTriangleSurface",value:function(e){}},{key:"precisionRayPickSurface",value:function(e,t,i,r){return!!this.layer.precisionRayPickSurface&&this.layer.precisionRayPickSurface(this.portionId,e,t,i,r)}},{key:"canPickWorldPos",value:function(){return!0}},{key:"drawPickDepths",value:function(e){this.model.drawPickDepths(e)}},{key:"drawPickNormals",value:function(e){this.model.drawPickNormals(e)}},{key:"delegatePickedEntity",value:function(){return this.parent}},{key:"getEachVertex",value:function(e){this.layer.getEachVertex&&this.layer.getEachVertex(this.portionId,e)}},{key:"getEachIndex",value:function(e){this.layer.getEachIndex&&this.layer.getEachIndex(this.portionId,e)}},{key:"volume",get:function(){if(null!==this._volume)return this._volume;switch(this.layer.primitive){case"solid":case"surface":case"triangles":bo.reset(),bo.setPrimitive(this.layer.primitive),this.getEachVertex((function(e){bo.addVertex(e)})),this.getEachIndex((function(e){bo.addIndex(e)})),this._volume=bo.volume;break;default:this._volume=0}return this._volume}},{key:"surfaceArea",get:function(){if(null!==this._surfaceArea)return this._surfaceArea;switch(this.layer.primitive){case"solid":case"surface":case"triangles":Fo.reset(),this.getEachVertex((function(e){Fo.addVertex(e)})),this.getEachIndex((function(e){Fo.addIndex(e)})),this._surfaceArea=Fo.surfaceArea;break;default:this._surfaceArea=0}return this._surfaceArea}},{key:"aabb",get:function(){return this._aabbWorldDirty&&(re.AABB3ToOBB3(this._aabbLocal,ko),this.transform?(re.transformOBB3(this.transform.worldMatrix,ko,Io),re.transformOBB3(this.model.worldMatrix,Io,Do),re.OBB3ToAABB3(Do,this._aabbWorld)):(re.transformOBB3(this.model.worldMatrix,ko,Io),re.OBB3ToAABB3(Io,this._aabbWorld)),this._aabbWorldDirty=!1),this._aabbWorld},set:function(e){if(this._aabbLocal=e,this.origin){this._aabbLocal=e.slice(0);var t=this.origin;this._aabbLocal[0]+=t[0],this._aabbLocal[1]+=t[1],this._aabbLocal[2]+=t[2],this._aabbLocal[3]+=t[0],this._aabbLocal[4]+=t[1],this._aabbLocal[5]+=t[2]}}},{key:"_destroy",value:function(){this.model.scene._renderer.putPickID(this.pickId)}}]),e}(),To=new(function(){function e(){B(this,e),this._uint8Arrays={},this._float32Arrays={}}return C(e,[{key:"_clear",value:function(){this._uint8Arrays={},this._float32Arrays={}}},{key:"getUInt8Array",value:function(e){var t=this._uint8Arrays[e];return t||(t=new Uint8Array(e),this._uint8Arrays[e]=t),t}},{key:"getFloat32Array",value:function(e){var t=this._float32Arrays[e];return t||(t=new Float32Array(e),this._float32Arrays[e]=t),t}}]),e}()),Lo=0;function Ro(){return Lo++,To}var Uo={NOT_RENDERED:0,COLOR_OPAQUE:1,COLOR_TRANSPARENT:2,SILHOUETTE_HIGHLIGHTED:3,SILHOUETTE_SELECTED:4,SILHOUETTE_XRAYED:5,EDGES_COLOR_OPAQUE:6,EDGES_COLOR_TRANSPARENT:7,EDGES_HIGHLIGHTED:8,EDGES_SELECTED:9,EDGES_XRAYED:10,PICK:11},Oo=new Float32Array([1,1,1,1]),No=new Float32Array([0,0,0,1]),Qo=re.vec4(),Vo=re.vec3(),Ho=re.vec3(),jo=re.mat4(),Go=function(){function e(t){var i=arguments.length>1&&void 0!==arguments[1]&&arguments[1],r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},s=r.instancing,n=void 0!==s&&s,o=r.edges,a=void 0!==o&&o,l=r.useAlphaCutoff,u=void 0!==l&&l;B(this,e),this._scene=t,this._withSAO=i,this._instancing=n,this._edges=a,this._useAlphaCutoff=u,this._hash=this._getHash(),this._matricesUniformBlockBufferBindingPoint=0,this._matricesUniformBlockBuffer=this._scene.canvas.gl.createBuffer(),this._matricesUniformBlockBufferData=new Float32Array(96),this._vaoCache=new WeakMap,this._allocate()}return C(e,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){return[""]}},{key:"_buildFragmentShader",value:function(){return[""]}},{key:"_addMatricesUniformBlockLines",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];return e.push("uniform Matrices {"),e.push("    mat4 worldMatrix;"),e.push("    mat4 viewMatrix;"),e.push("    mat4 projMatrix;"),e.push("    mat4 positionsDecodeMatrix;"),t&&(e.push("    mat4 worldNormalMatrix;"),e.push("    mat4 viewNormalMatrix;")),e.push("};"),e}},{key:"_addRemapClipPosLines",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1;return e.push("uniform vec2 drawingBufferSize;"),e.push("uniform vec2 pickClipPos;"),e.push("vec4 remapClipPos(vec4 clipPos) {"),e.push("    clipPos.xy /= clipPos.w;"),1===t?e.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"):e.push("    clipPos.xy = (clipPos.xy - pickClipPos) * (drawingBufferSize / float(".concat(t,"));")),e.push("    clipPos.xy *= clipPos.w;"),e.push("    return clipPos;"),e.push("}"),e}},{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"setSectionPlanesStateUniforms",value:function(e){var t=this._scene,i=t.canvas.gl,r=e.model,s=e.layerIndex,n=t._sectionPlanesState.getNumAllocatedSectionPlanes(),o=t._sectionPlanesState.sectionPlanes.length;if(n>0){var a=t._sectionPlanesState.sectionPlanes,l=s*o,u=r.renderFlags;t.crossSections&&(i.uniform4fv(this._uSliceColor,t.crossSections.sliceColor),i.uniform1f(this._uSliceThickness,t.crossSections.sliceThickness));for(var c=0;c<n;c++){var A=this._uSectionPlanes[c];if(A)if(c<o){var h=u.sectionPlanesActivePerLayer[l+c];if(i.uniform1i(A.active,h?1:0),h){var d=a[c],p=e._state.origin;if(p){var f=We(d.dist,d.dir,p,Vo,r.matrix);i.uniform3fv(A.pos,f)}else i.uniform3fv(A.pos,d.pos);i.uniform3fv(A.dir,d.dir)}}else i.uniform1i(A.active,0)}}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl,i=e._lightsState;if(this._program=new zt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var r=this._program;this._uRenderPass=r.getLocation("renderPass"),this._uColor=r.getLocation("color"),this._uColor||(this._uColor=r.getLocation("silhouetteColor")),this._uUVDecodeMatrix=r.getLocation("uvDecodeMatrix"),this._uPickInvisible=r.getLocation("pickInvisible"),this._uGammaFactor=r.getLocation("gammaFactor"),t.uniformBlockBinding(r.handle,t.getUniformBlockIndex(r.handle,"Matrices"),this._matricesUniformBlockBufferBindingPoint),this._uShadowViewMatrix=r.getLocation("shadowViewMatrix"),this._uShadowProjMatrix=r.getLocation("shadowProjMatrix"),e.logarithmicDepthBufferEnabled&&(this._uZFar=r.getLocation("zFar")),this._uLightAmbient=r.getLocation("lightAmbient"),this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];for(var s=i.lights,n=0,o=s.length;n<o;n++)switch(s[n].type){case"dir":this._uLightColor[n]=r.getLocation("lightColor"+n),this._uLightPos[n]=null,this._uLightDir[n]=r.getLocation("lightDir"+n);break;case"point":this._uLightColor[n]=r.getLocation("lightColor"+n),this._uLightPos[n]=r.getLocation("lightPos"+n),this._uLightDir[n]=null,this._uLightAttenuation[n]=r.getLocation("lightAttenuation"+n);break;case"spot":this._uLightColor[n]=r.getLocation("lightColor"+n),this._uLightPos[n]=r.getLocation("lightPos"+n),this._uLightDir[n]=r.getLocation("lightDir"+n),this._uLightAttenuation[n]=r.getLocation("lightAttenuation"+n)}i.reflectionMaps.length>0&&(this._uReflectionMap="reflectionMap"),i.lightMaps.length>0&&(this._uLightMap="lightMap"),this._uSectionPlanes=[];for(var a=0,l=e._sectionPlanesState.getNumAllocatedSectionPlanes();a<l;a++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+a),pos:r.getLocation("sectionPlanePos"+a),dir:r.getLocation("sectionPlaneDir"+a)});this._aPosition=r.getAttribute("position"),this._aOffset=r.getAttribute("offset"),this._aNormal=r.getAttribute("normal"),this._aUV=r.getAttribute("uv"),this._aColor=r.getAttribute("color"),this._aMetallicRoughness=r.getAttribute("metallicRoughness"),this._aFlags=r.getAttribute("flags"),this._aPickColor=r.getAttribute("pickColor"),this._uPickZNear=r.getLocation("pickZNear"),this._uPickZFar=r.getLocation("pickZFar"),this._uPickClipPos=r.getLocation("pickClipPos"),this._uDrawingBufferSize=r.getLocation("drawingBufferSize"),this._uColorMap="uColorMap",this._uMetallicRoughMap="uMetallicRoughMap",this._uEmissiveMap="uEmissiveMap",this._uNormalMap="uNormalMap",this._uAOMap="uAOMap",this._instancing&&(this._aModelMatrix=r.getAttribute("modelMatrix"),this._aModelMatrixCol0=r.getAttribute("modelMatrixCol0"),this._aModelMatrixCol1=r.getAttribute("modelMatrixCol1"),this._aModelMatrixCol2=r.getAttribute("modelMatrixCol2"),this._aModelNormalMatrixCol0=r.getAttribute("modelNormalMatrixCol0"),this._aModelNormalMatrixCol1=r.getAttribute("modelNormalMatrixCol1"),this._aModelNormalMatrixCol2=r.getAttribute("modelNormalMatrixCol2")),this._withSAO&&(this._uOcclusionTexture="uOcclusionTexture",this._uSAOParams=r.getLocation("uSAOParams")),this._useAlphaCutoff&&(this._alphaCutoffLocation=r.getLocation("materialAlphaCutoff")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC")),e.pointsMaterial._state.filterIntensity&&(this._uIntensityRange=r.getLocation("intensityRange")),this._uPointSize=r.getLocation("pointSize"),this._uNearPlaneHeight=r.getLocation("nearPlaneHeight"),e.crossSections&&(this._uSliceColor=r.getLocation("sliceColor"),this._uSliceThickness=r.getLocation("sliceThickness"))}}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,r=this._program,s=t._lightsState,n=s.lights;r.bind(),e.textureUnit=0,this._uLightAmbient&&i.uniform4fv(this._uLightAmbient,s.getAmbientColorAndIntensity()),this._uGammaFactor&&i.uniform1f(this._uGammaFactor,t.gammaFactor);for(var o=0,a=n.length;o<a;o++){var l=n[o];this._uLightColor[o]&&i.uniform4f(this._uLightColor[o],l.color[0],l.color[1],l.color[2],l.intensity),this._uLightPos[o]&&(i.uniform3fv(this._uLightPos[o],l.pos),this._uLightAttenuation[o]&&i.uniform1f(this._uLightAttenuation[o],l.attenuation)),this._uLightDir[o]&&i.uniform3fv(this._uLightDir[o],l.dir)}}},{key:"_makeVAO",value:function(e){var t=this._scene.canvas.gl,i=t.createVertexArray();return t.bindVertexArray(i),this._instancing&&(this._aModelMatrixCol0.bindArrayBuffer(e.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(e.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(e.modelMatrixCol2Buf),t.vertexAttribDivisor(this._aModelMatrixCol0.location,1),t.vertexAttribDivisor(this._aModelMatrixCol1.location,1),t.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aModelNormalMatrixCol0&&(this._aModelNormalMatrixCol0.bindArrayBuffer(e.modelNormalMatrixCol0Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol0.location,1)),this._aModelNormalMatrixCol1&&(this._aModelNormalMatrixCol1.bindArrayBuffer(e.modelNormalMatrixCol1Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol1.location,1)),this._aModelNormalMatrixCol2&&(this._aModelNormalMatrixCol2.bindArrayBuffer(e.modelNormalMatrixCol2Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol2.location,1))),this._aPosition.bindArrayBuffer(e.positionsBuf),this._aUV&&this._aUV.bindArrayBuffer(e.uvBuf),this._aNormal&&this._aNormal.bindArrayBuffer(e.normalsBuf),this._aMetallicRoughness&&(this._aMetallicRoughness.bindArrayBuffer(e.metallicRoughnessBuf),this._instancing&&t.vertexAttribDivisor(this._aMetallicRoughness.location,1)),this._aColor&&(this._aColor.bindArrayBuffer(e.colorsBuf),this._instancing&&e.colorsBuf&&t.vertexAttribDivisor(this._aColor.location,1)),this._aFlags&&(this._aFlags.bindArrayBuffer(e.flagsBuf),this._instancing&&t.vertexAttribDivisor(this._aFlags.location,1)),this._aOffset&&(this._aOffset.bindArrayBuffer(e.offsetsBuf),this._instancing&&t.vertexAttribDivisor(this._aOffset.location,1)),this._aPickColor&&(this._aPickColor.bindArrayBuffer(e.pickColorsBuf),this._instancing&&t.vertexAttribDivisor(this._aPickColor.location,1)),this._instancing,this._edges?e.edgeIndicesBuf.bind():e.indicesBuf&&e.indicesBuf.bind(),i}},{key:"drawLayer",value:function(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{},s=r.colorUniform,n=void 0!==s&&s,o=r.incrementDrawState,a=void 0!==o&&o,l=Lt.MAX_TEXTURE_IMAGE_UNITS,u=this._scene,c=u.canvas.gl,A=t._state,h=t.model,d=A.textureSet,p=A.origin,f=A.positionsDecodeMatrix,v=u._lightsState,g=u.pointsMaterial,m=h.scene.camera,_=m.viewNormalMatrix,y=m.project,b=e.pickViewMatrix||m.viewMatrix,x=h.position,w=h.rotationMatrix,B=h.worldNormalMatrix;if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),this._vaoCache.has(t)?c.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(A));var P=0,C=16;this._matricesUniformBlockBufferData.set(w,0);var M=0!==p[0]||0!==p[1]||0!==p[2],E=0!==x[0]||0!==x[1]||0!==x[2];if(M||E){var F=Vo;if(M){var k=re.transformPoint3(w,p,Ho);F[0]=k[0],F[1]=k[1],F[2]=k[2]}else F[0]=0,F[1]=0,F[2]=0;F[0]+=x[0],F[1]+=x[1],F[2]+=x[2],this._matricesUniformBlockBufferData.set(He(b,F,jo),P+=C)}else this._matricesUniformBlockBufferData.set(b,P+=C);if(this._matricesUniformBlockBufferData.set(e.pickProjMatrix||y.matrix,P+=C),this._matricesUniformBlockBufferData.set(f,P+=C),this._matricesUniformBlockBufferData.set(B,P+=C),this._matricesUniformBlockBufferData.set(_,P+=C),c.bindBuffer(c.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),c.bufferData(c.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,c.DYNAMIC_DRAW),c.bindBufferBase(c.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer),c.uniform1i(this._uRenderPass,i),this.setSectionPlanesStateUniforms(t),u.logarithmicDepthBufferEnabled){if(this._uLogDepthBufFC){var I=2/(Math.log(e.pickZFar+1)/Math.LN2);c.uniform1f(this._uLogDepthBufFC,I)}this._uZFar&&c.uniform1f(this._uZFar,u.camera.project.far)}if(this._uPickInvisible&&c.uniform1i(this._uPickInvisible,e.pickInvisible),this._uPickZNear&&c.uniform1f(this._uPickZNear,e.pickZNear),this._uPickZFar&&c.uniform1f(this._uPickZFar,e.pickZFar),this._uPickClipPos&&c.uniform2fv(this._uPickClipPos,e.pickClipPos),this._uDrawingBufferSize&&c.uniform2f(this._uDrawingBufferSize,c.drawingBufferWidth,c.drawingBufferHeight),this._uUVDecodeMatrix&&c.uniformMatrix3fv(this._uUVDecodeMatrix,!1,A.uvDecodeMatrix),this._uIntensityRange&&g.filterIntensity&&c.uniform2f(this._uIntensityRange,g.minIntensity,g.maxIntensity),this._uPointSize&&c.uniform1f(this._uPointSize,g.pointSize),this._uNearPlaneHeight){var D="ortho"===u.camera.projection?1:c.drawingBufferHeight/(2*Math.tan(.5*u.camera.perspective.fov*Math.PI/180));c.uniform1f(this._uNearPlaneHeight,D)}if(d){var S=d.colorTexture,T=d.metallicRoughnessTexture,L=d.emissiveTexture,R=d.normalsTexture,U=d.occlusionTexture;this._uColorMap&&S&&(this._program.bindTexture(this._uColorMap,S.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l),this._uMetallicRoughMap&&T&&(this._program.bindTexture(this._uMetallicRoughMap,T.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l),this._uEmissiveMap&&L&&(this._program.bindTexture(this._uEmissiveMap,L.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l),this._uNormalMap&&R&&(this._program.bindTexture(this._uNormalMap,R.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l),this._uAOMap&&U&&(this._program.bindTexture(this._uAOMap,U.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l)}if(v.reflectionMaps.length>0&&v.reflectionMaps[0].texture&&this._uReflectionMap&&(this._program.bindTexture(this._uReflectionMap,v.reflectionMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l,e.bindTexture++),v.lightMaps.length>0&&v.lightMaps[0].texture&&this._uLightMap&&(this._program.bindTexture(this._uLightMap,v.lightMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l,e.bindTexture++),this._withSAO){var O=u.sao,N=O.possible;if(N){var Q=c.drawingBufferWidth,V=c.drawingBufferHeight;Qo[0]=Q,Qo[1]=V,Qo[2]=O.blendCutoff,Qo[3]=O.blendFactor,c.uniform4fv(this._uSAOParams,Qo),this._program.bindTexture(this._uOcclusionTexture,e.occlusionTexture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l,e.bindTexture++}}if(this._useAlphaCutoff&&c.uniform1f(this._alphaCutoffLocation,d.alphaCutoff),n){var H=this._edges?"edgeColor":"fillColor",j=this._edges?"edgeAlpha":"fillAlpha";if(i===Uo["".concat(this._edges?"EDGES":"SILHOUETTE","_XRAYED")]){var G=u.xrayMaterial._state,z=G[H],W=G[j];c.uniform4f(this._uColor,z[0],z[1],z[2],W)}else if(i===Uo["".concat(this._edges?"EDGES":"SILHOUETTE","_HIGHLIGHTED")]){var K=u.highlightMaterial._state,X=K[H],J=K[j];c.uniform4f(this._uColor,X[0],X[1],X[2],J)}else if(i===Uo["".concat(this._edges?"EDGES":"SILHOUETTE","_SELECTED")]){var Y=u.selectedMaterial._state,Z=Y[H],q=Y[j];c.uniform4f(this._uColor,Z[0],Z[1],Z[2],q)}else c.uniform4fv(this._uColor,this._edges?No:Oo)}this._draw({state:A,frameCtx:e,incrementDrawState:a}),c.bindVertexArray(null)}}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null,ae.memory.programs--}}]),e}(),zo=function(e){g(i,Go);var t=_(i);function i(e,r){var s=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},n=s.edges,o=void 0!==n&&n,a=s.useAlphaCutoff,l=void 0!==a&&a;return B(this,i),t.call(this,e,r,{instancing:!1,edges:o,useAlphaCutoff:l})}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,r=e.frameCtx,s=e.incrementDrawState;if(this._edges)t.drawElements(t.LINES,i.edgeIndicesBuf.numItems,i.edgeIndicesBuf.itemType,0);else{var n=r.pickElementsCount||i.indicesBuf.numItems,o=r.pickElementsOffset?r.pickElementsOffset*i.indicesBuf.itemByteSize:0;t.drawElements(t.TRIANGLES,n,i.indicesBuf.itemType,o),s&&r.drawElements++}}}]),i}(),Wo=function(e){g(i,zo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e,t=this._scene,i=t._sectionPlanesState,r=t._lightsState,s=i.getNumAllocatedSectionPlanes()>0,n=[];n.push("#version 300 es"),n.push("// Triangles batching draw vertex shader"),n.push("uniform int renderPass;"),n.push("in vec3 position;"),n.push("in vec3 normal;"),n.push("in vec4 color;"),n.push("in float flags;"),t.entityOffsetsEnabled&&n.push("in vec3 offset;"),this._addMatricesUniformBlockLines(n,!0),t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;")),n.push("uniform vec4 lightAmbient;");for(var o=0,a=r.lights.length;o<a;o++)"ambient"!==(e=r.lights[o]).type&&(n.push("uniform vec4 lightColor"+o+";"),"dir"===e.type&&n.push("uniform vec3 lightDir"+o+";"),"point"===e.type&&n.push("uniform vec3 lightPos"+o+";"),"spot"===e.type&&(n.push("uniform vec3 lightPos"+o+";"),n.push("uniform vec3 lightDir"+o+";")));n.push("vec3 octDecode(vec2 oct) {"),n.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),n.push("    if (v.z < 0.0) {"),n.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),n.push("    }"),n.push("    return normalize(v);"),n.push("}"),s&&(n.push("out vec4 vWorldPosition;"),n.push("out float vFlags;")),n.push("out vec4 vColor;"),n.push("void main(void) {"),n.push("int colorFlag = int(flags) & 0xF;"),n.push("if (colorFlag != renderPass) {"),n.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),n.push("} else {"),n.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),t.entityOffsetsEnabled&&n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix * worldPosition; "),n.push("vec4 worldNormal =  worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),n.push("vec3 viewNormal = normalize((viewNormalMatrix * worldNormal).xyz);"),n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;");for(var l=0,u=r.lights.length;l<u;l++)if("ambient"!==(e=r.lights[l]).type){if("dir"===e.type)"view"===e.space?n.push("viewLightDir = normalize(lightDir"+l+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+l+", 0.0)).xyz);");else if("point"===e.type)"view"===e.space?n.push("viewLightDir = -normalize(lightPos"+l+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+l+", 0.0)).xyz);");else{if("spot"!==e.type)continue;"view"===e.space?n.push("viewLightDir = normalize(lightDir"+l+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+l+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+l+".rgb * lightColor"+l+".a);")}return n.push("vec3 rgb = (vec3(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0));"),n.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(n.push("vWorldPosition = worldPosition;"),n.push("vFlags = flags;")),n.push("gl_Position = clipPos;"),n.push("}"),n.push("}"),n}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching draw fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),this._withSAO&&(r.push("uniform sampler2D uOcclusionTexture;"),r.push("uniform vec4      uSAOParams;"),r.push("const float       packUpscale = 256. / 255.;"),r.push("const float       unpackDownScale = 255. / 256.;"),r.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),r.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),r.push("float unpackRGBToFloat( const in vec4 v ) {"),r.push("    return dot( v, unPackFactors );"),r.push("}")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";");r.push("uniform float sliceThickness;"),r.push("uniform vec4 sliceColor;")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),r.push("  vec4 newColor;"),r.push("  newColor = vColor;"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > sliceThickness) { "),r.push("      discard;"),r.push("  }"),r.push("  if (dist > 0.0) { "),r.push("      newColor = sliceColor;"),r.push("  }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(r.push("   float viewportWidth     = uSAOParams[0];"),r.push("   float viewportHeight    = uSAOParams[1];"),r.push("   float blendCutoff       = uSAOParams[2];"),r.push("   float blendFactor       = uSAOParams[3];"),r.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),r.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),r.push("   outColor            = vec4(newColor.rgb * ambient, 1.0);")):r.push("   outColor            = newColor;"),r.push("}"),r}}]),i}(),Ko=function(e){g(i,zo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching flat-shading draw vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._lightsState,i=e._sectionPlanesState,r=i.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching flat-shading draw fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),r){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var n=0,o=i.getNumAllocatedSectionPlanes();n<o;n++)s.push("uniform bool sectionPlaneActive"+n+";"),s.push("uniform vec3 sectionPlanePos"+n+";"),s.push("uniform vec3 sectionPlaneDir"+n+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(s),s.push("uniform vec4 lightAmbient;");for(var a=0,l=t.lights.length;a<l;a++){var u=t.lights[a];"ambient"!==u.type&&(s.push("uniform vec4 lightColor"+a+";"),"dir"===u.type&&s.push("uniform vec3 lightDir"+a+";"),"point"===u.type&&s.push("uniform vec3 lightPos"+a+";"),"spot"===u.type&&(s.push("uniform vec3 lightPos"+a+";"),s.push("uniform vec3 lightDir"+a+";")))}if(s.push("in vec4 vViewPosition;"),s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),r){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var c=0,A=i.getNumAllocatedSectionPlanes();c<A;c++)s.push("if (sectionPlaneActive"+c+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+c+".xyz, vWorldPosition.xyz - sectionPlanePos"+c+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}s.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),s.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),s.push("float lambertian = 1.0;"),s.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),s.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),s.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(var h=0,d=t.lights.length;h<d;h++){var p=t.lights[h];if("ambient"!==p.type){if("dir"===p.type)"view"===p.space?s.push("viewLightDir = normalize(lightDir"+h+");"):s.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+h+", 0.0)).xyz);");else if("point"===p.type)"view"===p.space?s.push("viewLightDir = -normalize(lightPos"+h+" - viewPosition.xyz);"):s.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+h+", 0.0)).xyz);");else{if("spot"!==p.type)continue;"view"===p.space?s.push("viewLightDir = normalize(lightDir"+h+");"):s.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+h+", 0.0)).xyz);")}s.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),s.push("reflectedColor += lambertian * (lightColor"+h+".rgb * lightColor"+h+".a);")}}return s.push("vec4 fragColor =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor            = vec4(fragColor.rgb * ambient, 1.0);")):s.push("   outColor            = fragColor;"),e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}]),i}(),Xo=function(e){g(i,zo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 color;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 silhouetteColor;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vColor = vec4(silhouetteColor.r, silhouetteColor.g, silhouetteColor.b, min(silhouetteColor.a, color.a ));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,r=i._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Triangles batching silhouette fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),i.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),s){for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");n.push("uniform float sliceThickness;"),n.push("uniform vec4 sliceColor;")}if(n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),n.push("  vec4 newColor;"),n.push("  newColor = vColor;"),s){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(var o=0,a=r.getNumAllocatedSectionPlanes();o<a;o++)n.push("if (sectionPlaneActive"+o+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > sliceThickness) { "),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      newColor = sliceColor;"),n.push("  }"),n.push("}")}return i.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("outColor = newColor;"),n.push("}"),n}}]),i}(),Jo=function(e){g(i,zo);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!1,edges:!0})}return C(i)}(),Yo=function(e){g(i,Jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesEmphasisRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("uniform vec4 color;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// EdgesEmphasisRenderer fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vColor;"),r.push("}"),r}}]),i}(),Zo=function(e){g(i,Jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!1})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry edges drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(float(color.r*0.5) / 255.0, float(color.g*0.5) / 255.0, float(color.b*0.5) / 255.0, float(color.a) / 255.0);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry edges drawing fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vColor;"),r.push("}"),r}}]),i}(),qo=function(e){g(i,zo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry picking vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 pickColor;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),this._addRemapClipPosLines(i),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry picking fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vPickColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("   outColor = vPickColor; "),r.push("}"),r}}]),i}(),$o=function(e){g(i,zo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),this._addRemapClipPosLines(i),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching pick depth fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),r.push("uniform float pickZNear;"),r.push("uniform float pickZFar;"),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vViewPosition;"),r.push("vec4 packDepth(const in float depth) {"),r.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),r.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),r.push("  vec4 res = fract(depth * bitShift);"),r.push("  res -= res.xxyz * bitMask;"),r.push("  return res;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),r.push("    outColor = packDepth(zNormalizedDepth); "),r.push("}"),r}}]),i}(),ea=function(e){g(i,zo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vWorldNormal;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vec3 worldNormal =  octDecode(normal.xy); "),i.push("      vWorldNormal = worldNormal;"),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching pick normals fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec3 vWorldNormal;"),r.push("out highp ivec4 outNormal;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    outNormal = ivec4(vWorldNormal * float(".concat(re.MAX_INT,"), 1.0);")),r.push("}"),r}}]),i}(),ta=function(e){g(i,zo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching occlusion vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles batching occlusion fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}}]),i}(),ia=function(e){g(i,zo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec2 vHighPrecisionZW;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching depth fragment shader"),r.push("precision highp float;"),r.push("precision highp int;"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec2 vHighPrecisionZW;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),r.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),r.push("}"),r}}]),i}(),ra=function(e){g(i,zo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in vec4 color;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i,!0),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition   = viewMatrix * worldPosition; "),i.push("      vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("      vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("      vWorldPosition  = worldPosition;"),i.push("      vFlags         = flags;")),i.push("      vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry normals fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec3 vViewNormal;"),r.push("vec3 packNormalToRGB( const in vec3 normal ) {"),r.push("    return normalize( normal ) * 0.5 + 0.5;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),r.push("}"),r}}]),i}(),sa=function(e){g(i,zo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry shadow vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),i.push("  int colorFlag = int(flags) & 0xF;"),i.push("  bool visible        = (colorFlag > 0);"),i.push("  bool transparent    = ((float(color.a) / 255.0) < 1.0);"),i.push("  if (!visible || transparent) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("      vViewPosition = viewPosition;"),i.push("      gl_Position = shadowProjMatrix * viewPosition;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry shadow fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in vec4 vViewPosition;"),i.push("vec4 encodeFloat( const in float v ) {"),i.push("  const vec4 bitShift = vec4(256 * 256 * 256, 256 * 256, 256, 1.0);"),i.push("  const vec4 bitMask = vec4(0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);"),i.push("  vec4 comp = fract(v * bitShift);"),i.push("  comp -= comp.xxyz * bitMask;"),i.push("  return comp;"),i.push("}"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    outColor = encodeFloat( gl_FragCoord.z); "),i.push("}"),i}}]),i}(),na=function(e){g(i,zo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=e._lightsState,r=t.getNumAllocatedSectionPlanes()>0,s=t.clippingCaps,n=[];return n.push("#version 300 es"),n.push("// Triangles batching quality draw vertex shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("precision highp usampler2D;"),n.push("precision highp isampler2D;"),n.push("precision highp sampler2D;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("precision mediump usampler2D;"),n.push("precision mediump isampler2D;"),n.push("precision mediump sampler2D;"),n.push("#endif"),n.push("uniform int renderPass;"),n.push("in vec3 position;"),n.push("in vec3 normal;"),n.push("in vec4 color;"),n.push("in vec2 uv;"),n.push("in vec2 metallicRoughness;"),n.push("in float flags;"),e.entityOffsetsEnabled&&n.push("in vec3 offset;"),this._addMatricesUniformBlockLines(n,!0),n.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;")),n.push("vec3 octDecode(vec2 oct) {"),n.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),n.push("    if (v.z < 0.0) {"),n.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),n.push("    }"),n.push("    return normalize(v);"),n.push("}"),n.push("out vec4 vViewPosition;"),n.push("out vec3 vViewNormal;"),n.push("out vec4 vColor;"),n.push("out vec2 vUV;"),n.push("out vec2 vMetallicRoughness;"),i.lightMaps.length>0&&n.push("out vec3 vWorldNormal;"),r&&(n.push("out vec4 vWorldPosition;"),n.push("out float vFlags;"),s&&n.push("out vec4 vClipPosition;")),n.push("void main(void) {"),n.push("int colorFlag = int(flags) & 0xF;"),n.push("if (colorFlag != renderPass) {"),n.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),n.push("} else {"),n.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix * worldPosition; "),n.push("vec4 worldNormal =  worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),n.push("vec3 viewNormal = normalize((viewNormalMatrix * worldNormal).xyz);"),n.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),n.push("vFragDepth = 1.0 + clipPos.w;")),r&&(n.push("vWorldPosition = worldPosition;"),n.push("vFlags = flags;"),s&&n.push("vClipPosition = clipPos;")),n.push("vViewPosition = viewPosition;"),n.push("vViewNormal = viewNormal;"),n.push("vColor = color;"),n.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),n.push("vMetallicRoughness = metallicRoughness;"),i.lightMaps.length>0&&n.push("vWorldNormal = worldNormal.xyz;"),n.push("gl_Position = clipPos;"),n.push("}"),n.push("}"),n}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e.gammaOutput,i=e._sectionPlanesState,r=e._lightsState,s=i.getNumAllocatedSectionPlanes()>0,n=i.clippingCaps,o=[];o.push("#version 300 es"),o.push("// Triangles batching quality draw fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),o.push("uniform sampler2D uColorMap;"),o.push("uniform sampler2D uMetallicRoughMap;"),o.push("uniform sampler2D uEmissiveMap;"),o.push("uniform sampler2D uNormalMap;"),o.push("uniform sampler2D uAOMap;"),o.push("in vec4 vViewPosition;"),o.push("in vec3 vViewNormal;"),o.push("in vec4 vColor;"),o.push("in vec2 vUV;"),o.push("in vec2 vMetallicRoughness;"),r.lightMaps.length>0&&o.push("in vec3 vWorldNormal;"),this._addMatricesUniformBlockLines(o,!0),r.reflectionMaps.length>0&&o.push("uniform samplerCube reflectionMap;"),r.lightMaps.length>0&&o.push("uniform samplerCube lightMap;"),o.push("uniform vec4 lightAmbient;");for(var a=0,l=r.lights.length;a<l;a++){var u=r.lights[a];"ambient"!==u.type&&(o.push("uniform vec4 lightColor"+a+";"),"dir"===u.type&&o.push("uniform vec3 lightDir"+a+";"),"point"===u.type&&o.push("uniform vec3 lightPos"+a+";"),"spot"===u.type&&(o.push("uniform vec3 lightPos"+a+";"),o.push("uniform vec3 lightDir"+a+";")))}if(this._withSAO&&(o.push("uniform sampler2D uOcclusionTexture;"),o.push("uniform vec4      uSAOParams;"),o.push("const float       packUpscale = 256. / 255.;"),o.push("const float       unpackDownScale = 255. / 256.;"),o.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),o.push("float unpackRGBToFloat( const in vec4 v ) {"),o.push("    return dot( v, unPackFactors );"),o.push("}")),o.push("uniform float gammaFactor;"),o.push("vec4 linearToLinear( in vec4 value ) {"),o.push("  return value;"),o.push("}"),o.push("vec4 sRGBToLinear( in vec4 value ) {"),o.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),o.push("}"),o.push("vec4 gammaToLinear( in vec4 value) {"),o.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),o.push("}"),t&&(o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}")),s){o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),n&&o.push("in vec4 vClipPosition;");for(var c=0,A=i.getNumAllocatedSectionPlanes();c<A;c++)o.push("uniform bool sectionPlaneActive"+c+";"),o.push("uniform vec3 sectionPlanePos"+c+";"),o.push("uniform vec3 sectionPlaneDir"+c+";")}if(o.push("#define PI 3.14159265359"),o.push("#define RECIPROCAL_PI 0.31830988618"),o.push("#define RECIPROCAL_PI2 0.15915494"),o.push("#define EPSILON 1e-6"),o.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),o.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),o.push("       vec3 texel = texture( uNormalMap, uv ).xyz;"),o.push("       if (texel.x == 0.0 && texel.y == 0.0 && texel.z == 0.0) {"),o.push("              return surf_norm;"),o.push("       }"),o.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),o.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),o.push("      vec2 st0 = dFdx( uv.st );"),o.push("      vec2 st1 = dFdy( uv.st );"),o.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),o.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),o.push("      vec3 N = normalize( surf_norm );"),o.push("      vec3 mapN = texel.xyz * 2.0 - 1.0;"),o.push("      mat3 tsn = mat3( S, T, N );"),o.push("      return normalize( tsn * mapN );"),o.push("}"),o.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),o.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),o.push("}"),o.push("struct IncidentLight {"),o.push("   vec3 color;"),o.push("   vec3 direction;"),o.push("};"),o.push("struct ReflectedLight {"),o.push("   vec3 diffuse;"),o.push("   vec3 specular;"),o.push("};"),o.push("struct Geometry {"),o.push("   vec3 position;"),o.push("   vec3 viewNormal;"),o.push("   vec3 worldNormal;"),o.push("   vec3 viewEyeDir;"),o.push("};"),o.push("struct Material {"),o.push("   vec3  diffuseColor;"),o.push("   float specularRoughness;"),o.push("   vec3  specularColor;"),o.push("   float shine;"),o.push("};"),o.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),o.push("   float r = ggxRoughness + 0.0001;"),o.push("   return (2.0 / (r * r) - 2.0);"),o.push("}"),o.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),o.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),o.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),o.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),o.push("}"),r.reflectionMaps.length>0&&(o.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),o.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),o.push("   vec3 envMapColor = sRGBToLinear(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),o.push("  return envMapColor;"),o.push("}")),o.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),o.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),o.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),o.push("}"),o.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),o.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),o.push("   return 1.0 / ( gl * gv );"),o.push("}"),o.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),o.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),o.push("   return 0.5 / max( gv + gl, EPSILON );"),o.push("}"),o.push("float D_GGX(const in float alpha, const in float dotNH) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),o.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),o.push("}"),o.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),o.push("   float alpha = ( roughness * roughness );"),o.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),o.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),o.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),o.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),o.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),o.push("   vec3  F = F_Schlick( specularColor, dotLH );"),o.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),o.push("   float D = D_GGX( alpha, dotNH );"),o.push("   return F * (G * D);"),o.push("}"),o.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),o.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),o.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),o.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),o.push("   vec4 r = roughness * c0 + c1;"),o.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),o.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),o.push("   return specularColor * AB.x + AB.y;"),o.push("}"),(r.lightMaps.length>0||r.reflectionMaps.length>0)&&(o.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),r.lightMaps.length>0&&(o.push("   vec3 irradiance = sRGBToLinear(texture(lightMap, geometry.worldNormal)).rgb;"),o.push("   irradiance *= PI;"),o.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),o.push("   reflectedLight.diffuse +=  irradiance * diffuseBRDFContrib;")),r.reflectionMaps.length>0&&(o.push("   vec3 reflectVec             = reflect(geometry.viewEyeDir, geometry.viewNormal);"),o.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),o.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),o.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),o.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),o.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),o.push("}")),o.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),o.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),o.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),o.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),o.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),o.push("}"),o.push("out vec4 outColor;"),o.push("void main(void) {"),s){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(var h=0,d=i.getNumAllocatedSectionPlanes();h<d;h++)o.push("if (sectionPlaneActive"+h+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+h+".xyz, vWorldPosition.xyz - sectionPlanePos"+h+".xyz), 0.0, 1000.0);"),o.push("}");n?(o.push("  if (dist > (0.002 * vClipPosition.w)) {"),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      outColor=vec4(1.0, 0.0, 0.0, 1.0);"),e.logarithmicDepthBufferEnabled&&o.push("  gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("  return;"),o.push("}")):(o.push("  if (dist > 0.0) { "),o.push("      discard;"),o.push("  }")),o.push("}")}o.push("IncidentLight  light;"),o.push("Material       material;"),o.push("Geometry       geometry;"),o.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),o.push("vec3 rgb = (vec3(float(vColor.r) / 255.0, float(vColor.g) / 255.0, float(vColor.b) / 255.0));"),o.push("float opacity = float(vColor.a) / 255.0;"),o.push("vec3  baseColor = rgb;"),o.push("float specularF0 = 1.0;"),o.push("float metallic = float(vMetallicRoughness.r) / 255.0;"),o.push("float roughness = float(vMetallicRoughness.g) / 255.0;"),o.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),o.push("vec4 colorTexel = sRGBToLinear(texture(uColorMap, vUV));"),o.push("baseColor *= colorTexel.rgb;"),o.push("vec3 metalRoughTexel = texture(uMetallicRoughMap, vUV).rgb;"),o.push("metallic *= metalRoughTexel.b;"),o.push("roughness *= metalRoughTexel.g;"),o.push("vec3 viewNormal = perturbNormal2Arb(vViewPosition.xyz, normalize(vViewNormal), vUV );"),o.push("material.diffuseColor      = baseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),o.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),o.push("material.specularColor     = mix(vec3(dielectricSpecular), baseColor, metallic);"),o.push("geometry.position      = vViewPosition.xyz;"),o.push("geometry.viewNormal    = -normalize(viewNormal);"),o.push("geometry.viewEyeDir    = normalize(vViewPosition.xyz);"),r.lightMaps.length>0&&o.push("geometry.worldNormal   = normalize(vWorldNormal);"),(r.lightMaps.length>0||r.reflectionMaps.length>0)&&o.push("computePBRLightMapping(geometry, material, reflectedLight);");for(var p=0,f=r.lights.length;p<f;p++){var v=r.lights[p];if("ambient"!==v.type){if("dir"===v.type)"view"===v.space?o.push("light.direction =  normalize(lightDir"+p+");"):o.push("light.direction =  normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);");else if("point"===v.type)"view"===v.space?o.push("light.direction =  normalize(lightPos"+p+" - vViewPosition.xyz);"):o.push("light.direction =  normalize((viewMatrix * vec4(lightPos"+p+", 0.0)).xyz);");else{if("spot"!==v.type)continue;"view"===v.space?o.push("light.direction =  normalize(lightDir"+p+");"):o.push("light.direction =  normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);")}o.push("light.color =  lightColor"+p+".rgb * lightColor"+p+".a;"),o.push("computePBRLighting(light, geometry, material, reflectedLight);")}}return o.push("vec3 emissiveColor = sRGBToLinear(texture(uEmissiveMap, vUV)).rgb;"),o.push("float aoFactor = texture(uAOMap, vUV).r;"),o.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * baseColor * opacity * rgb) + (reflectedLight.diffuse) + (reflectedLight.specular) + emissiveColor;"),o.push("vec4 fragColor;"),this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   fragColor               = vec4(outgoingLight.rgb * ambient * aoFactor, opacity);")):o.push("   fragColor            = vec4(outgoingLight.rgb * aoFactor, opacity);"),t&&o.push("fragColor = linearToGamma(fragColor, gammaFactor);"),o.push("outColor = fragColor;"),e.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}]),i}(),oa=function(e){g(i,zo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick flat normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching pick flat normals fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),r.push("in vec4 vWorldPosition;"),i){r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("out highp ivec4 outNormal;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),r.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),r.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),r.push("  outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),r.push("}"),r}}]),i}(),aa=function(e){g(i,zo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching color texture vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in vec2 uv;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),i.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("out vec2 vUV;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e.gammaOutput,i=e._lightsState,r=e._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=this._useAlphaCutoff,o=[];if(o.push("#version 300 es"),o.push("// Triangles batching color texture fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),o.push("uniform sampler2D uColorMap;"),this._withSAO&&(o.push("uniform sampler2D uOcclusionTexture;"),o.push("uniform vec4      uSAOParams;"),o.push("const float       packUpscale = 256. / 255.;"),o.push("const float       unpackDownScale = 255. / 256.;"),o.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),o.push("float unpackRGBToFloat( const in vec4 v ) {"),o.push("    return dot( v, unPackFactors );"),o.push("}")),o.push("uniform float gammaFactor;"),o.push("vec4 linearToLinear( in vec4 value ) {"),o.push("  return value;"),o.push("}"),o.push("vec4 sRGBToLinear( in vec4 value ) {"),o.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),o.push("}"),o.push("vec4 gammaToLinear( in vec4 value) {"),o.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),o.push("}"),t&&(o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}")),s){o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;");for(var a=0,l=r.getNumAllocatedSectionPlanes();a<l;a++)o.push("uniform bool sectionPlaneActive"+a+";"),o.push("uniform vec3 sectionPlanePos"+a+";"),o.push("uniform vec3 sectionPlaneDir"+a+";");o.push("uniform float sliceThickness;"),o.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(o),o.push("uniform vec4 lightAmbient;");for(var u=0,c=i.lights.length;u<c;u++){var A=i.lights[u];"ambient"!==A.type&&(o.push("uniform vec4 lightColor"+u+";"),"dir"===A.type&&o.push("uniform vec3 lightDir"+u+";"),"point"===A.type&&o.push("uniform vec3 lightPos"+u+";"),"spot"===A.type&&(o.push("uniform vec3 lightPos"+u+";"),o.push("uniform vec3 lightDir"+u+";")))}if(n&&o.push("uniform float materialAlphaCutoff;"),o.push("in vec4 vViewPosition;"),o.push("in vec4 vColor;"),o.push("in vec2 vUV;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),o.push("  vec4 newColor;"),o.push("  newColor = vColor;"),s){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(var h=0,d=r.getNumAllocatedSectionPlanes();h<d;h++)o.push("if (sectionPlaneActive"+h+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+h+".xyz, vWorldPosition.xyz - sectionPlanePos"+h+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > sliceThickness) { "),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      newColor = sliceColor;"),o.push("  }"),o.push("}")}o.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),o.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),o.push("float lambertian = 1.0;"),o.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),o.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),o.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(var p=0,f=i.lights.length;p<f;p++){var v=i.lights[p];if("ambient"!==v.type){if("dir"===v.type)"view"===v.space?o.push("viewLightDir = normalize(lightDir"+p+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);");else if("point"===v.type)"view"===v.space?o.push("viewLightDir = -normalize(lightPos"+p+" - viewPosition.xyz);"):o.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+p+", 0.0)).xyz);");else{if("spot"!==v.type)continue;"view"===v.space?o.push("viewLightDir = normalize(lightDir"+p+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);")}o.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),o.push("reflectedColor += lambertian * (lightColor"+p+".rgb * lightColor"+p+".a);")}}return o.push("vec4 color =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),o.push("vec4 sampleColor = texture(uColorMap, vUV);"),n&&(o.push("if (sampleColor.a < materialAlphaCutoff) {"),o.push("   discard;"),o.push("}")),t&&o.push("sampleColor = sRGBToLinear(sampleColor);"),o.push("vec4 colorTexel = color * sampleColor;"),o.push("float opacity = color.a;"),this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   outColor                = vec4(colorTexel.rgb * ambient, opacity);")):o.push("   outColor                = vec4(colorTexel.rgb, opacity);"),t&&o.push("outColor = linearToGamma(outColor, gammaFactor);"),e.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}]),i}(),la=re.vec3(),ua=re.vec3(),ca=re.vec3(),Aa=re.vec3(),ha=re.mat4(),da=function(e){g(i,Go);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=t.aabb,h=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var d,p,f=la;if(f[0]=re.safeInv(A[3]-A[0])*re.MAX_INT,f[1]=re.safeInv(A[4]-A[1])*re.MAX_INT,f[2]=re.safeInv(A[5]-A[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(f[0]),e.snapPickCoordinateScale[1]=re.safeInv(f[1]),e.snapPickCoordinateScale[2]=re.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=ua;if(l){var g=ca;re.transformPoint3(c,l,g),v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],d=He(h,v,ha),(p=Aa)[0]=n.eye[0]-v[0],p[1]=n.eye[1]-v[1],p[2]=n.eye[2]-v[2],e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else d=h,p=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,p),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(d,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),a.indicesBuf.bind(),o.drawElements(o.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),pa=re.vec3(),fa=re.vec3(),va=re.vec3(),ga=re.vec3(),ma=re.mat4(),_a=function(e){g(i,Go);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=t.aabb,h=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var d,p,f=pa;if(f[0]=re.safeInv(A[3]-A[0])*re.MAX_INT,f[1]=re.safeInv(A[4]-A[1])*re.MAX_INT,f[2]=re.safeInv(A[5]-A[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(f[0]),e.snapPickCoordinateScale[1]=re.safeInv(f[1]),e.snapPickCoordinateScale[2]=re.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=fa;if(l){var g=va;re.transformPoint3(c,l,g),v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],d=He(h,v,ma),(p=ga)[0]=n.eye[0]-v[0],p[1]=n.eye[1]-v[1],p[2]=n.eye[2]-v[2],e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else d=h,p=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,p),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(d,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),"edge"===e.snapMode?(a.edgeIndicesBuf.bind(),o.drawElements(o.LINES,a.edgeIndicesBuf.numItems,a.edgeIndicesBuf.itemType,0),a.edgeIndicesBuf.unbind()):o.drawArrays(o.POINTS,0,a.positionsBuf.numItems)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;var i=[];return i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),ya=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorTextureRenderer&&!this._colorTextureRenderer.getValid()&&(this._colorTextureRenderer.destroy(),this._colorTextureRenderer=null),this._colorTextureRendererWithSAO&&!this._colorTextureRendererWithSAO.getValid()&&(this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererWithSAO=null),this._colorTextureRendererAlphaCutoff&&!this._colorTextureRendererAlphaCutoff.getValid()&&(this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererAlphaCutoff=null),this._colorTextureRendererWithSAOAlphaCutoff&&!this._colorTextureRendererWithSAOAlphaCutoff.getValid()&&(this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff=null),this._pbrRenderer&&!this._pbrRenderer.getValid()&&(this._pbrRenderer.destroy(),this._pbrRenderer=null),this._pbrRendererWithSAO&&!this._pbrRendererWithSAO.getValid()&&(this._pbrRendererWithSAO.destroy(),this._pbrRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"eagerCreateRenders",value:function(){this._silhouetteRenderer||(this._silhouetteRenderer=new Xo(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new qo(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new $o(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new da(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new _a(this._scene))}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new Wo(this._scene,!1)),this._colorRenderer}},{key:"colorRendererWithSAO",get:function(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new Wo(this._scene,!0)),this._colorRendererWithSAO}},{key:"flatColorRenderer",get:function(){return this._flatColorRenderer||(this._flatColorRenderer=new Ko(this._scene,!1)),this._flatColorRenderer}},{key:"flatColorRendererWithSAO",get:function(){return this._flatColorRendererWithSAO||(this._flatColorRendererWithSAO=new Ko(this._scene,!0)),this._flatColorRendererWithSAO}},{key:"colorTextureRenderer",get:function(){return this._colorTextureRenderer||(this._colorTextureRenderer=new aa(this._scene,!1)),this._colorTextureRenderer}},{key:"colorTextureRendererWithSAO",get:function(){return this._colorTextureRendererWithSAO||(this._colorTextureRendererWithSAO=new aa(this._scene,!0)),this._colorTextureRendererWithSAO}},{key:"colorTextureRendererAlphaCutoff",get:function(){return this._colorTextureRendererAlphaCutoff||(this._colorTextureRendererAlphaCutoff=new aa(this._scene,!1,{useAlphaCutoff:!0})),this._colorTextureRendererAlphaCutoff}},{key:"colorTextureRendererWithSAOAlphaCutoff",get:function(){return this._colorTextureRendererWithSAOAlphaCutoff||(this._colorTextureRendererWithSAOAlphaCutoff=new aa(this._scene,!0,{useAlphaCutoff:!0})),this._colorTextureRendererWithSAOAlphaCutoff}},{key:"pbrRenderer",get:function(){return this._pbrRenderer||(this._pbrRenderer=new na(this._scene,!1)),this._pbrRenderer}},{key:"pbrRendererWithSAO",get:function(){return this._pbrRendererWithSAO||(this._pbrRendererWithSAO=new na(this._scene,!0)),this._pbrRendererWithSAO}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Xo(this._scene)),this._silhouetteRenderer}},{key:"depthRenderer",get:function(){return this._depthRenderer||(this._depthRenderer=new ia(this._scene)),this._depthRenderer}},{key:"normalsRenderer",get:function(){return this._normalsRenderer||(this._normalsRenderer=new ra(this._scene)),this._normalsRenderer}},{key:"edgesRenderer",get:function(){return this._edgesRenderer||(this._edgesRenderer=new Yo(this._scene)),this._edgesRenderer}},{key:"edgesColorRenderer",get:function(){return this._edgesColorRenderer||(this._edgesColorRenderer=new Zo(this._scene)),this._edgesColorRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new qo(this._scene)),this._pickMeshRenderer}},{key:"pickNormalsRenderer",get:function(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new ea(this._scene)),this._pickNormalsRenderer}},{key:"pickNormalsFlatRenderer",get:function(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new oa(this._scene)),this._pickNormalsFlatRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new $o(this._scene)),this._pickDepthRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new ta(this._scene)),this._occlusionRenderer}},{key:"shadowRenderer",get:function(){return this._shadowRenderer||(this._shadowRenderer=new sa(this._scene)),this._shadowRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new _a(this._scene)),this._snapRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new da(this._scene)),this._snapInitRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorTextureRenderer&&this._colorTextureRenderer.destroy(),this._colorTextureRendererWithSAO&&this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererAlphaCutoff&&this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff&&this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._pbrRenderer&&this._pbrRenderer.destroy(),this._pbrRendererWithSAO&&this._pbrRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),ba={};var xa=65536,wa=5e6,Ba=function(){function e(){B(this,e)}return C(e,[{key:"doublePrecisionEnabled",get:function(){return re.getDoublePrecisionEnabled()},set:function(e){re.setDoublePrecisionEnabled(e)}},{key:"maxDataTextureHeight",get:function(){return xa},set:function(e){(e=1024*Math.ceil(e/1024))>4096?e=4096:e<1024&&(e=1024),xa=e}},{key:"maxGeometryBatchSize",get:function(){return wa},set:function(e){e<1e5?e=1e5:e>5e6&&(e=5e6),wa=e}}]),e}(),Pa=new Ba,Ca=C((function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:Pa.maxGeometryBatchSize;B(this,e),this.maxVerts=t,this.maxIndices=3*t,this.positions=[],this.colors=[],this.uv=[],this.metallicRoughness=[],this.normals=[],this.pickColors=[],this.offsets=[],this.indices=[],this.edgeIndices=[]})),Ma=re.mat4(),Ea=re.mat4();function Fa(e,t,i){for(var r=e.length,s=new Uint16Array(r),n=t[0],o=t[1],a=t[2],l=t[3]-n,u=t[4]-o,c=t[5]-a,A=65525,h=A/l,d=A/u,p=A/c,f=function(e){return e>=0?e:0},v=0;v<r;v+=3)s[v+0]=Math.floor(f(e[v+0]-n)*h),s[v+1]=Math.floor(f(e[v+1]-o)*d),s[v+2]=Math.floor(f(e[v+2]-a)*p);return re.identityMat4(Ma),re.translationMat4v(t,Ma),re.identityMat4(Ea),re.scalingMat4v([l/A,u/A,c/A],Ea),re.mulMat4(Ma,Ea,i),s}function ka(e,t){var i=e[0],r=e[1],s=e[2],n=e[3]-i,o=e[4]-r,a=e[5]-s,l=65525;return re.identityMat4(Ma),re.translationMat4v(e,Ma),re.identityMat4(Ea),re.scalingMat4v([n/l,o/l,a/l],Ea),re.mulMat4(Ma,Ea,t),t}function Ia(e,t,i){var r=e[0]/(Math.abs(e[0])+Math.abs(e[1])+Math.abs(e[2])),s=e[1]/(Math.abs(e[0])+Math.abs(e[1])+Math.abs(e[2]));if(e[2]<0){var n,o;n=(1-Math.abs(s))*(r>=0?1:-1),o=(1-Math.abs(r))*(s>=0?1:-1),r=n,s=o}return new Int8Array([Math[t](127.5*r+(r<0?-1:0)),Math[i](127.5*s+(s<0?-1:0))])}function Da(e){var t=e[0],i=e[1];t/=t<0?127:128,i/=i<0?127:128;var r=1-Math.abs(t)-Math.abs(i);r<0&&(t=(1-Math.abs(i))*(t>=0?1:-1),i=(1-Math.abs(t))*(i>=0?1:-1));var s=Math.sqrt(t*t+i*i+r*r);return[t/s,i/s,r/s]}var Sa=re.mat4(),Ta=re.mat4(),La=re.vec4([0,0,0,1]),Ra=re.vec3(),Ua=re.vec3(),Oa=re.vec3(),Na=re.vec3(),Qa=re.vec3(),Va=re.vec3(),Ha=re.vec3(),ja=function(){function e(t){B(this,e),this.model=t.model,this.sortId="TrianglesBatchingLayer"+(t.solid?"-solid":"-surface")+(t.autoNormals?"-autonormals":"-normals")+(t.textureSet&&t.textureSet.colorTexture?"-colorTexture":"")+(t.textureSet&&t.textureSet.metallicRoughnessTexture?"-metallicRoughnessTexture":""),this.layerIndex=t.layerIndex,this._renderers=function(e){var t=e.id,i=ba[t];return i||(i=new ya(e),ba[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(function(){i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(function(){delete ba[t],i._destroy()}))),i}(t.model.scene),this._buffer=new Ca(t.maxGeometryBatchSize),this._scratchMemory=t.scratchMemory,this._state=new hi({origin:re.vec3(),positionsBuf:null,offsetsBuf:null,normalsBuf:null,colorsBuf:null,uvBuf:null,metallicRoughnessBuf:null,flagsBuf:null,indicesBuf:null,edgeIndicesBuf:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,textureSet:t.textureSet,pbrSupported:!1}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=re.collapseAABB3(),this._portions=[],this._meshes=[],this._numVerts=0,this._aabb=re.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,t.positionsDecodeMatrix&&(this._state.positionsDecodeMatrix=re.mat4(t.positionsDecodeMatrix)),t.uvDecodeMatrix?(this._state.uvDecodeMatrix=re.mat3(t.uvDecodeMatrix),this._preCompressedUVsExpected=!0):this._preCompressedUVsExpected=!1,t.origin&&this._state.origin.set(t.origin),this.solid=!!t.solid,this.primitive=t.primitive}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e,t){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts&&this._buffer.indices.length+t<this._buffer.maxIndices}},{key:"createPortion",value:function(e,t){if(this._finalized)throw"Already finalized";var i,r=t.positions,s=t.positionsCompressed,n=t.normals,o=t.normalsCompressed,a=t.uv,l=t.uvCompressed,u=t.colors,c=t.colorsCompressed,A=t.indices,h=t.edgeIndices,d=t.color,p=t.metallic,f=t.roughness,v=t.opacity,g=t.meshMatrix,m=t.pickColor,_=this.model.scene,y=this._buffer,b=y.positions.length/3;if(re.expandAABB3(this._modelAABB,t.aabb),this._state.positionsDecodeMatrix){if(!s)throw"positionsCompressed expected";i=s.length/3;for(var x=0,w=s.length;x<w;x++)y.positions.push(s[x])}else{if(!r)throw"positions expected";i=r.length/3;for(var B=0,P=r.length;B<P;B++)y.positions.push(r[B])}if(o&&o.length>0)for(var C=0,M=o.length;C<M;C++)y.normals.push(o[C]);else if(n&&n.length>0){var E=Sa;g?re.inverseMat4(re.transposeMat4(g,Ta),E):re.identityMat4(E,E),function(e,t,i,r,s){function n(e,t){return e[0]*t[0]+e[1]*t[1]+e[2]*t[2]}var o,a,l,u,c,A=new Float32Array([0,0,0,0]),h=new Float32Array([0,0,0,0]);for(c=0;c<i;c+=3)A[0]=t[c],A[1]=t[c+1],A[2]=t[c+2],re.transformVec3(e,A,h),re.normalizeVec3(h,h),a=o=Ia(h,"floor","floor"),l=u=n(h,Da(o)),(l=n(h,Da(o=Ia(h,"ceil","floor"))))>u&&(a=o,u=l),(l=n(h,Da(o=Ia(h,"floor","ceil"))))>u&&(a=o,u=l),(l=n(h,Da(o=Ia(h,"ceil","ceil"))))>u&&(a=o,u=l),r[s+c+0]=a[0],r[s+c+1]=a[1],r[s+c+2]=0}(E,n,n.length,y.normals,y.normals.length)}if(u)for(var F=0,k=u.length;F<k;F+=3)y.colors.push(255*u[F]),y.colors.push(255*u[F+1]),y.colors.push(255*u[F+2]),y.colors.push(255);else if(c)for(var I=0,D=u.length;I<D;I+=3)y.colors.push(u[I]),y.colors.push(u[I+1]),y.colors.push(u[I+2]),y.colors.push(255);else if(d)for(var S=d[0],T=d[1],L=d[2],R=v,U=0;U<i;U++)y.colors.push(S),y.colors.push(T),y.colors.push(L),y.colors.push(R);for(var O=null!=p?p:0,N=null!=f?f:255,Q=0;Q<i;Q++)y.metallicRoughness.push(O),y.metallicRoughness.push(N);if(a&&a.length>0)for(var V=0,H=a.length;V<H;V++)y.uv.push(a[V]);else if(l&&l.length>0)for(var j=0,G=l.length;j<G;j++)y.uv.push(l[j]);for(var z=0,W=A.length;z<W;z++)y.indices.push(b+A[z]);if(h)for(var K=0,X=h.length;K<X;K++)y.edgeIndices.push(b+h[K]);for(var J=y.pickColors.length,Y=J,Z=J+4*i;Y<Z;Y+=4)y.pickColors.push(m[0]),y.pickColors.push(m[1]),y.pickColors.push(m[2]),y.pickColors.push(m[3]);if(_.entityOffsetsEnabled)for(var q=0;q<i;q++)y.offsets.push(0),y.offsets.push(0),y.offsets.push(0);var $=this._portions.length,ee={vertsBaseIndex:b,numVerts:i,indicesBaseIndex:y.indices.length-A.length,numIndices:A.length};return _.readableGeometryEnabled&&(ee.indices=A,_.entityOffsetsEnabled&&(ee.offset=new Float32Array(3))),this._portions.push(ee),this._numPortions++,this.model.numPortions++,this._numVerts+=ee.numVerts,this._meshes.push(e),$}},{key:"finalize",value:function(){if(!this._finalized){var e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0){var r=this._state.positionsDecodeMatrix?new Uint16Array(i.positions):Fa(i.positions,this._modelAABB,this._state.positionsDecodeMatrix=re.mat4());if(e.positionsBuf=new Wt(t,t.ARRAY_BUFFER,r,r.length,3,t.STATIC_DRAW),this.model.scene.readableGeometryEnabled)for(var s=0,n=this._portions.length;s<n;s++){var o=this._portions[s],a=3*o.vertsBaseIndex,l=a+3*o.numVerts;o.quantizedPositions=r.slice(a,l)}}if(i.normals.length>0){var u=new Int8Array(i.normals);e.normalsBuf=new Wt(t,t.ARRAY_BUFFER,u,i.normals.length,3,t.STATIC_DRAW,!0)}if(i.colors.length>0){var c=new Uint8Array(i.colors);e.colorsBuf=new Wt(t,t.ARRAY_BUFFER,c,i.colors.length,4,t.DYNAMIC_DRAW,!1)}if(i.uv.length>0)if(e.uvDecodeMatrix){e.uvBuf=new Wt(t,t.ARRAY_BUFFER,i.uv,i.uv.length,2,t.STATIC_DRAW,!1)}else{var A=zi.getUVBounds(i.uv),h=zi.compressUVs(i.uv,A.min,A.max),d=h.quantized;e.uvDecodeMatrix=re.mat3(h.decodeMatrix),e.uvBuf=new Wt(t,t.ARRAY_BUFFER,d,d.length,2,t.STATIC_DRAW,!1)}if(i.metallicRoughness.length>0){var p=new Uint8Array(i.metallicRoughness);e.metallicRoughnessBuf=new Wt(t,t.ARRAY_BUFFER,p,i.metallicRoughness.length,2,t.STATIC_DRAW,!1)}if(i.positions.length>0){var f=i.positions.length/3,v=new Float32Array(f);e.flagsBuf=new Wt(t,t.ARRAY_BUFFER,v,v.length,1,t.DYNAMIC_DRAW,!1)}if(i.pickColors.length>0){var g=new Uint8Array(i.pickColors);e.pickColorsBuf=new Wt(t,t.ARRAY_BUFFER,g,i.pickColors.length,4,t.STATIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){var m=new Float32Array(i.offsets);e.offsetsBuf=new Wt(t,t.ARRAY_BUFFER,m,i.offsets.length,3,t.DYNAMIC_DRAW)}if(i.indices.length>0){var _=new Uint32Array(i.indices);e.indicesBuf=new Wt(t,t.ELEMENT_ARRAY_BUFFER,_,i.indices.length,1,t.STATIC_DRAW)}if(i.edgeIndices.length>0){var y=new Uint32Array(i.edgeIndices);e.edgeIndicesBuf=new Wt(t,t.ELEMENT_ARRAY_BUFFER,y,i.edgeIndices.length,1,t.STATIC_DRAW)}this._state.pbrSupported=!!(e.metallicRoughnessBuf&&e.uvBuf&&e.normalsBuf&&e.textureSet&&e.textureSet.colorTexture&&e.textureSet.metallicRoughnessTexture),this._state.colorTextureSupported=!!e.uvBuf&&!!e.textureSet&&!!e.textureSet.colorTexture,this._buffer=null,this._finalized=!0}}},{key:"isEmpty",value:function(){return!this._state.indicesBuf}},{key:"initFlags",value:function(e,t,i){t&Ke&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&$e&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&qe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&et&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Ye&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&tt&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&Je&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Xe&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,!0)}},{key:"flushInitFlags",value:function(){this._setDeferredFlags()}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&tt?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Ye?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Je?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";for(var i=e,r=this._portions[i],s=4*r.vertsBaseIndex,n=4*r.numVerts,o=this._scratchMemory.getUInt8Array(n),a=t[0],l=t[1],u=t[2],c=t[3],A=0;A<n;A+=4)o[A+0]=a,o[A+1]=l,o[A+2]=u,o[A+3]=c;this._state.colorsBuf&&this._state.colorsBuf.setData(o,s,n)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(!this._finalized)throw"Not finalized";var s,n,o=e,a=this._portions[o],l=a.vertsBaseIndex,u=a.numVerts,c=l,A=u,h=!!(t&Ke),d=!!(t&qe),p=!!(t&$e),f=!!(t&et),v=!!(t&tt),g=!!(t&Je),m=!!(t&Xe);s=!h||m||d||p&&!this.model.scene.highlightMaterial.glowThrough||f&&!this.model.scene.selectedMaterial.glowThrough?Uo.NOT_RENDERED:i?Uo.COLOR_TRANSPARENT:Uo.COLOR_OPAQUE,n=!h||m?Uo.NOT_RENDERED:f?Uo.SILHOUETTE_SELECTED:p?Uo.SILHOUETTE_HIGHLIGHTED:d?Uo.SILHOUETTE_XRAYED:Uo.NOT_RENDERED;var _=0;_=!h||m?Uo.NOT_RENDERED:f?Uo.EDGES_SELECTED:p?Uo.EDGES_HIGHLIGHTED:d?Uo.EDGES_XRAYED:v?i?Uo.EDGES_COLOR_TRANSPARENT:Uo.EDGES_COLOR_OPAQUE:Uo.NOT_RENDERED;var y=h&&!m&&g?Uo.PICK:Uo.NOT_RENDERED,b=t&Ye?1:0;if(r){this._deferredFlagValues||(this._deferredFlagValues=new Float32Array(this._numVerts));for(var x=c,w=c+A;x<w;x++){var B=0;B|=s,B|=n<<4,B|=_<<8,B|=y<<12,B|=b<<16,this._deferredFlagValues[x]=B}}else if(this._state.flagsBuf){for(var P=this._scratchMemory.getFloat32Array(A),C=0;C<A;C++){var M=0;M|=s,M|=n<<4,M|=_<<8,M|=y<<12,M|=b<<16,P[C]=M}this._state.flagsBuf.setData(P,c,A)}}},{key:"_setDeferredFlags",value:function(){this._deferredFlagValues&&(this._state.flagsBuf.setData(this._deferredFlagValues),this._deferredFlagValues=null)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";if(this.model.scene.entityOffsetsEnabled){for(var i=e,r=this._portions[i],s=3*r.vertsBaseIndex,n=3*r.numVerts,o=this._scratchMemory.getFloat32Array(n),a=t[0],l=t[1],u=t[2],c=0;c<n;c+=3)o[c+0]=a,o[c+1]=l,o[c+2]=u;this._state.offsetsBuf&&this._state.offsetsBuf.setData(o,s,n),this.model.scene.readableGeometryEnabled&&(r.offset[0]=t[0],r.offset[1]=t[1],r.offset[2]=t[2])}else this.model.error("Entity#offset not enabled for this Viewer")}},{key:"getEachVertex",value:function(e,t){if(this.model.scene.readableGeometryEnabled){var i=this._state,r=this._portions[e];if(r){var s=r.quantizedPositions,n=this.model.matrix,o=re.vec4();o.set(i.origin,0),o[3]=1,re.mulMat4v4(n,o,o);for(var a=o[0],l=o[1],u=o[2],c=La,A=i.positionsDecodeMatrix,h=0,d=s.length;h<d;h+=3)c[0]=s[h],c[1]=s[h+1],c[2]=s[h+2],c[3]=1,re.decompressPosition(c,A),c[3]=1,re.mulMat4v4(n,c,c),c[0]+=a,c[1]+=l,c[2]+=u,t(c)}else this.model.error("portion not found: "+e)}}},{key:"getEachIndex",value:function(e,t){if(this.model.scene.readableGeometryEnabled){var i=this._portions[e];if(i)for(var r=i.indices,s=0,n=r.length;s<n;s++)t(r[s]);else this.model.error("portion not found: "+e)}}},{key:"getElementsCountAndOffset",value:function(e){var t=null,i=null,r=this._portions[e];return r&&(t=r.numIndices,i=r.indicesBaseIndex),{count:t,offset:i}}},{key:"drawColorOpaque",value:function(e,t){if(this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions){this._updateBackfaceCull(e,t);var i=this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff;t.withSAO&&this.model.saoEnabled?t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRendererWithSAO&&this._renderers.pbrRendererWithSAO.drawLayer(t,this,Uo.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererWithSAOAlphaCutoff&&this._renderers.colorTextureRendererWithSAOAlphaCutoff.drawLayer(t,this,Uo.COLOR_OPAQUE):this._renderers.colorTextureRendererWithSAO&&this._renderers.colorTextureRendererWithSAO.drawLayer(t,this,Uo.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,Uo.COLOR_OPAQUE):this._renderers.flatColorRendererWithSAO&&this._renderers.flatColorRendererWithSAO.drawLayer(t,this,Uo.COLOR_OPAQUE):t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,Uo.COLOR_OPAQUE):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE)}}},{key:"_updateBackfaceCull",value:function(e,t){var i=this.model.backfaces||!this.solid||e.sectioned;if(t.backfaces!==i){var r=t.gl;i?r.disable(r.CULL_FACE):r.enable(r.CULL_FACE),t.backfaces=i}}},{key:"drawColorTransparent",value:function(e,t){if(this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions)if(this._updateBackfaceCull(e,t),t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported)this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT);else if(t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported){this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,Uo.COLOR_TRANSPARENT):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT)}else this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE))}},{key:"drawNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE))}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_XRAYED))}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_HIGHLIGHTED))}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_SELECTED))}},{key:"drawEdgesColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Uo.EDGES_COLOR_OPAQUE)}},{key:"drawEdgesColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&0!==this._numTransparentLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Uo.EDGES_COLOR_TRANSPARENT)}},{key:"drawEdgesHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Uo.EDGES_HIGHLIGHTED)}},{key:"drawEdgesSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Uo.EDGES_SELECTED)}},{key:"drawEdgesXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Uo.EDGES_XRAYED)}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE))}},{key:"drawShadow",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE))}},{key:"drawPickMesh",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Uo.PICK))}},{key:"drawPickDepths",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Uo.PICK))}},{key:"drawPickNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsFlatRenderer&&this._renderers.pickNormalsFlatRenderer.drawLayer(t,this,Uo.PICK))}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Uo.PICK))}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Uo.PICK))}},{key:"precisionRayPickSurface",value:function(e,t,i,r,s){if(!this.model.scene.readableGeometryEnabled)return!1;var n=this._state,o=this._portions[e];if(!o)return this.model.error("portion not found: "+e),!1;var a=o.quantizedPositions,l=o.indices,u=n.origin,c=o.offset,A=Ra,h=Ua;A.set(u?re.subVec3(t,u,Oa):t),h.set(i),c&&re.subVec3(A,c),re.transformRay(this.model.worldNormalMatrix,A,h,A,h);for(var d=Na,p=Qa,f=Va,v=!1,g=0,m=Ha,_=0,y=l.length;_<y;_+=3){var b=3*l[_],x=3*l[_+1],w=3*l[_+2];if(d[0]=a[b],d[1]=a[b+1],d[2]=a[b+2],p[0]=a[x],p[1]=a[x+1],p[2]=a[x+2],f[0]=a[w],f[1]=a[w+1],f[2]=a[w+2],re.decompressPosition(d,n.positionsDecodeMatrix),re.decompressPosition(p,n.positionsDecodeMatrix),re.decompressPosition(f,n.positionsDecodeMatrix),re.rayTriangleIntersect(A,h,d,p,f,m)){re.transformPoint3(this.model.worldMatrix,m,m),c&&re.addVec3(m,c),u&&re.addVec3(m,u);var B=Math.abs(re.lenVec3(re.subVec3(m,t,[])));(!v||B>g)&&(g=B,r.set(m),s&&re.triangleNormal(d,p,f,s),v=!0)}}return v&&s&&(re.transformVec3(this.model.worldNormalMatrix,s,s),re.normalizeVec3(s)),v}},{key:"destroy",value:function(){var e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.normalsBuf&&(e.normalsBuf.destroy(),e.normalsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.indicesBuf&&(e.indicesBuf.destroy(),e.indicessBuf=null),e.edgeIndicesBuf&&(e.edgeIndicesBuf.destroy(),e.edgeIndicessBuf=null),e.destroy()}}]),e}(),Ga=function(e){g(i,Go);var t=_(i);function i(e,r){var s=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},n=s.edges,o=void 0!==n&&n,a=s.useAlphaCutoff,l=void 0!==a&&a;return B(this,i),t.call(this,e,r,{instancing:!0,edges:o,useAlphaCutoff:l})}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,r=e.frameCtx,s=e.incrementDrawState;this._edges?t.drawElementsInstanced(t.LINES,i.edgeIndicesBuf.numItems,i.edgeIndicesBuf.itemType,0,i.numInstances):(t.drawElementsInstanced(t.TRIANGLES,i.indicesBuf.numItems,i.indicesBuf.itemType,0,i.numInstances),s&&r.drawElements++)}}]),i}(),za=function(e){g(i,Ga);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e,t,i,r=this._scene,s=r._sectionPlanesState,n=r._lightsState,o=s.getNumAllocatedSectionPlanes()>0,a=[];for(a.push("#version 300 es"),a.push("// Instancing geometry drawing vertex shader"),a.push("uniform int renderPass;"),a.push("in vec3 position;"),a.push("in vec2 normal;"),a.push("in vec4 color;"),a.push("in float flags;"),r.entityOffsetsEnabled&&a.push("in vec3 offset;"),a.push("in vec4 modelMatrixCol0;"),a.push("in vec4 modelMatrixCol1;"),a.push("in vec4 modelMatrixCol2;"),a.push("in vec4 modelNormalMatrixCol0;"),a.push("in vec4 modelNormalMatrixCol1;"),a.push("in vec4 modelNormalMatrixCol2;"),this._addMatricesUniformBlockLines(a,!0),r.logarithmicDepthBufferEnabled&&(a.push("uniform float logDepthBufFC;"),a.push("out float vFragDepth;"),a.push("bool isPerspectiveMatrix(mat4 m) {"),a.push("    return (m[2][3] == - 1.0);"),a.push("}"),a.push("out float isPerspective;")),a.push("uniform vec4 lightAmbient;"),e=0,t=n.lights.length;e<t;e++)"ambient"!==(i=n.lights[e]).type&&(a.push("uniform vec4 lightColor"+e+";"),"dir"===i.type&&a.push("uniform vec3 lightDir"+e+";"),"point"===i.type&&a.push("uniform vec3 lightPos"+e+";"),"spot"===i.type&&(a.push("uniform vec3 lightPos"+e+";"),a.push("uniform vec3 lightDir"+e+";")));for(a.push("vec3 octDecode(vec2 oct) {"),a.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),a.push("    if (v.z < 0.0) {"),a.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),a.push("    }"),a.push("    return normalize(v);"),a.push("}"),o&&(a.push("out vec4 vWorldPosition;"),a.push("out float vFlags;")),a.push("out vec4 vColor;"),a.push("void main(void) {"),a.push("int colorFlag = int(flags) & 0xF;"),a.push("if (colorFlag != renderPass) {"),a.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),a.push("} else {"),a.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),a.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),r.entityOffsetsEnabled&&a.push("worldPosition.xyz = worldPosition.xyz + offset;"),a.push("vec4 viewPosition  = viewMatrix * worldPosition; "),a.push("vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),a.push("vec4 worldNormal = worldNormalMatrix * vec4(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2), 0.0);"),a.push("vec3 viewNormal = normalize(vec4(viewNormalMatrix * worldNormal).xyz);"),a.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),a.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),a.push("float lambertian = 1.0;"),e=0,t=n.lights.length;e<t;e++)if("ambient"!==(i=n.lights[e]).type){if("dir"===i.type)"view"===i.space?a.push("viewLightDir = normalize(lightDir"+e+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===i.type)"view"===i.space?a.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):a.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==i.type)continue;"view"===i.space?a.push("viewLightDir = normalize(lightDir"+e+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}a.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),a.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}return a.push("vec3 rgb = (vec3(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0));"),a.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),a.push("vec4 clipPos = projMatrix * viewPosition;"),r.logarithmicDepthBufferEnabled&&(a.push("vFragDepth = 1.0 + clipPos.w;"),a.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),o&&(a.push("vWorldPosition = worldPosition;"),a.push("vFlags = flags;")),a.push("gl_Position = clipPos;"),a.push("}"),a.push("}"),a}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Instancing geometry drawing fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),this._withSAO&&(r.push("uniform sampler2D uOcclusionTexture;"),r.push("uniform vec4      uSAOParams;"),r.push("const float       packUpscale = 256. / 255.;"),r.push("const float       unpackDownScale = 255. / 256.;"),r.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),r.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),r.push("float unpackRGBToFloat( const in vec4 v ) {"),r.push("    return dot( v, unPackFactors );"),r.push("}")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";");r.push("uniform float sliceThickness;"),r.push("uniform vec4 sliceColor;")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),r.push("  vec4 newColor;"),r.push("  newColor = vColor;"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > sliceThickness) { "),r.push("      discard;"),r.push("  }"),r.push("  if (dist > 0.0) { "),r.push("      newColor = sliceColor;"),r.push("  }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(r.push("   float viewportWidth     = uSAOParams[0];"),r.push("   float viewportHeight    = uSAOParams[1];"),r.push("   float blendCutoff       = uSAOParams[2];"),r.push("   float blendFactor       = uSAOParams[3];"),r.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),r.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),r.push("   outColor                = vec4(newColor.rgb * ambient, 1.0);")):r.push("    outColor           = newColor;"),r.push("}"),r}}]),i}(),Wa=function(e){g(i,Ga);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry flat-shading drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,r=i._sectionPlanesState,s=i._lightsState,n=r.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Instancing geometry flat-shading drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),i.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),this._withSAO&&(o.push("uniform sampler2D uOcclusionTexture;"),o.push("uniform vec4      uSAOParams;"),o.push("const float       packUpscale = 256. / 255.;"),o.push("const float       unpackDownScale = 255. / 256.;"),o.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),o.push("float unpackRGBToFloat( const in vec4 v ) {"),o.push("    return dot( v, unPackFactors );"),o.push("}")),n){o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;");for(var a=0,l=r.getNumAllocatedSectionPlanes();a<l;a++)o.push("uniform bool sectionPlaneActive"+a+";"),o.push("uniform vec3 sectionPlanePos"+a+";"),o.push("uniform vec3 sectionPlaneDir"+a+";");o.push("uniform float sliceThickness;"),o.push("uniform vec4 sliceColor;")}for(this._addMatricesUniformBlockLines(o),o.push("uniform vec4 lightAmbient;"),e=0,t=s.lights.length;e<t;e++){var u=s.lights[e];"ambient"!==u.type&&(o.push("uniform vec4 lightColor"+e+";"),"dir"===u.type&&o.push("uniform vec3 lightDir"+e+";"),"point"===u.type&&o.push("uniform vec3 lightPos"+e+";"),"spot"===u.type&&(o.push("uniform vec3 lightPos"+e+";"),o.push("uniform vec3 lightDir"+e+";")))}if(o.push("in vec4 vViewPosition;"),o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),o.push("  vec4 newColor;"),o.push("  newColor = vColor;"),n){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(var c=0,A=r.getNumAllocatedSectionPlanes();c<A;c++)o.push("if (sectionPlaneActive"+c+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+c+".xyz, vWorldPosition.xyz - sectionPlanePos"+c+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > sliceThickness) { "),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      newColor = sliceColor;"),o.push("  }"),o.push("}")}for(o.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),o.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),o.push("float lambertian = 1.0;"),o.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),o.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),o.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );"),e=0,t=s.lights.length;e<t;e++){var h=s.lights[e];if("ambient"!==h.type){if("dir"===h.type)"view"===h.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===h.type)"view"===h.space?o.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):o.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==h.type)continue;"view"===h.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}o.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),o.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}return o.push("vec4 fragColor = vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   outColor            = vec4(fragColor.rgb * ambient, 1.0);")):o.push("    outColor           = fragColor;"),i.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}]),i}(),Ka=function(e){g(i,Ga);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 color;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 silhouetteColor;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vColor = vec4(silhouetteColor.r, silhouetteColor.g, silhouetteColor.b, min(silhouetteColor.a, float(color.a) / 255.0));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Instancing fill fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";");r.push("uniform float sliceThickness;"),r.push("uniform vec4 sliceColor;")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),r.push("  vec4 newColor;"),r.push("  newColor = vColor;"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > sliceThickness) { "),r.push("      discard;"),r.push("  }"),r.push("  if (dist > 0.0) { "),r.push("      newColor = sliceColor;"),r.push("  }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = newColor;"),r.push("}"),r}}]),i}(),Xa=function(e){g(i,Ga);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,{instancing:!0,edges:!0})}return C(i)}(),Ja=function(e){g(i,Xa);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesEmphasisRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("uniform vec4 color;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// EdgesEmphasisRenderer fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vColor;"),r.push("}"),r}}]),i}(),Ya=function(e){g(i,Xa);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!1})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesColorRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(float(color.r*0.5) / 255.0, float(color.g*0.5) / 255.0, float(color.b*0.5) / 255.0, float(color.a) / 255.0);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// EdgesColorRenderer fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vColor;"),r.push("}"),r}}]),i}(),Za=function(e){g(i,Ga);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry picking vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 pickColor;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry picking fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vPickColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vPickColor; "),r.push("}"),r}}]),i}(),qa=function(e){g(i,Ga);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("  vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry depth fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),r.push("uniform float pickZNear;"),r.push("uniform float pickZFar;"),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vViewPosition;"),r.push("vec4 packDepth(const in float depth) {"),r.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),r.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),r.push("  vec4 res = fract(depth * bitShift);"),r.push("  res -= res.xxyz * bitMask;"),r.push("  return res;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),r.push("    outColor = packDepth(zNormalizedDepth); "),r.push("}"),r}}]),i}(),$a=function(e){g(i,Ga);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec2 normal;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("in vec4 modelNormalMatrixCol0;"),i.push("in vec4 modelNormalMatrixCol1;"),i.push("in vec4 modelNormalMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vWorldNormal;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),i.push("  vec3 worldNormal = vec3(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2));"),i.push("  vWorldNormal = worldNormal;"),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry normals fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec3 vWorldNormal;"),r.push("out highp ivec4 outNormal;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    outNormal = ivec4(vWorldNormal * float(".concat(re.MAX_INT,"), 1.0);")),r.push("}"),r}}]),i}(),el=function(e){g(i,Ga);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesInstancingOcclusionRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesInstancingOcclusionRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}}]),i}(),tl=function(e){g(i,Ga);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry depth drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec2 vHighPrecisionZW;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,r=i._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Instancing geometry depth drawing fragment shader"),n.push("precision highp float;"),n.push("precision highp int;"),i.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),s)for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");if(n.push("in vec2 vHighPrecisionZW;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),s){for(n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("if (dist > 0.0) { discard; }"),n.push("}")}return i.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),n.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),n.push("}"),n}}]),i}(),il=function(e){g(i,Ga);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i,!0),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("  vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Instancing geometry depth drawing fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec3 vViewNormal;"),r.push("vec3 packNormalToRGB( const in vec3 normal ) {"),r.push("    return normalize( normal ) * 0.5 + 0.5;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),r.push("}"),r}}]),i}(),rl=function(e){g(i,Ga);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry shadow drawing vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("bool visible = (colorFlag > 0);"),i.push("bool transparent  = ((float(color.a) / 255.0) < 1.0);"),i.push("if (!visible || transparent) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  gl_Position = shadowProjMatrix * viewPosition;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Instancing geometry depth drawing fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec3 vViewNormal;"),r.push("vec3 packNormalToRGB( const in vec3 normal ) {"),r.push("    return normalize( normal ) * 0.5 + 0.5;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),r.push("}"),r}}]),i}(),sl={3e3:"linearToLinear",3001:"sRGBToLinear"},nl=function(e){g(i,Ga);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=e._lightsState,r=t.getNumAllocatedSectionPlanes()>0,s=t.clippingCaps,n=[];return n.push("#version 300 es"),n.push("// Instancing geometry quality drawing vertex shader"),n.push("uniform int renderPass;"),n.push("in vec3 position;"),n.push("in vec3 normal;"),n.push("in vec4 color;"),n.push("in vec2 uv;"),n.push("in vec2 metallicRoughness;"),n.push("in float flags;"),e.entityOffsetsEnabled&&n.push("in vec3 offset;"),n.push("in vec4 modelMatrixCol0;"),n.push("in vec4 modelMatrixCol1;"),n.push("in vec4 modelMatrixCol2;"),n.push("in vec4 modelNormalMatrixCol0;"),n.push("in vec4 modelNormalMatrixCol1;"),n.push("in vec4 modelNormalMatrixCol2;"),this._addMatricesUniformBlockLines(n,!0),n.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;")),n.push("vec3 octDecode(vec2 oct) {"),n.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),n.push("    if (v.z < 0.0) {"),n.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),n.push("    }"),n.push("    return normalize(v);"),n.push("}"),n.push("out vec4 vViewPosition;"),n.push("out vec3 vViewNormal;"),n.push("out vec4 vColor;"),n.push("out vec2 vUV;"),n.push("out vec2 vMetallicRoughness;"),i.lightMaps.length>0&&n.push("out vec3 vWorldNormal;"),r&&(n.push("out vec4 vWorldPosition;"),n.push("out float vFlags;"),s&&n.push("out vec4 vClipPosition;")),n.push("void main(void) {"),n.push("int colorFlag = int(flags) & 0xF;"),n.push("if (colorFlag != renderPass) {"),n.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),n.push("} else {"),n.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),n.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&n.push("      worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix * worldPosition; "),n.push("vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),n.push("vec4 worldNormal = worldNormalMatrix * vec4(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2), 1.0);"),n.push("vec3 viewNormal = vec4(viewNormalMatrix * worldNormal).xyz;"),n.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),r&&(n.push("vWorldPosition = worldPosition;"),n.push("vFlags = flags;"),s&&n.push("vClipPosition = clipPos;")),n.push("vViewPosition = viewPosition;"),n.push("vViewNormal = viewNormal;"),n.push("vColor = color;"),n.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),n.push("vMetallicRoughness = metallicRoughness;"),i.lightMaps.length>0&&n.push("vWorldNormal = worldNormal.xyz;"),n.push("gl_Position = clipPos;"),n.push("}"),n.push("}"),n}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e.gammaOutput,i=e._sectionPlanesState,r=e._lightsState,s=i.getNumAllocatedSectionPlanes()>0,n=i.clippingCaps,o=[];o.push("#version 300 es"),o.push("// Instancing geometry quality drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),o.push("uniform sampler2D uColorMap;"),o.push("uniform sampler2D uMetallicRoughMap;"),o.push("uniform sampler2D uEmissiveMap;"),o.push("uniform sampler2D uNormalMap;"),this._withSAO&&(o.push("uniform sampler2D uOcclusionTexture;"),o.push("uniform vec4      uSAOParams;"),o.push("const float       packUpscale = 256. / 255.;"),o.push("const float       unpackDownScale = 255. / 256.;"),o.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),o.push("float unpackRGBToFloat( const in vec4 v ) {"),o.push("    return dot( v, unPackFactors );"),o.push("}")),r.reflectionMaps.length>0&&o.push("uniform samplerCube reflectionMap;"),r.lightMaps.length>0&&o.push("uniform samplerCube lightMap;"),o.push("uniform vec4 lightAmbient;");for(var a=0,l=r.lights.length;a<l;a++){var u=r.lights[a];"ambient"!==u.type&&(o.push("uniform vec4 lightColor"+a+";"),"dir"===u.type&&o.push("uniform vec3 lightDir"+a+";"),"point"===u.type&&o.push("uniform vec3 lightPos"+a+";"),"spot"===u.type&&(o.push("uniform vec3 lightPos"+a+";"),o.push("uniform vec3 lightDir"+a+";")))}if(o.push("uniform float gammaFactor;"),o.push("vec4 linearToLinear( in vec4 value ) {"),o.push("  return value;"),o.push("}"),o.push("vec4 sRGBToLinear( in vec4 value ) {"),o.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),o.push("}"),o.push("vec4 gammaToLinear( in vec4 value) {"),o.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),o.push("}"),t&&(o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}")),s){o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),n&&o.push("in vec4 vClipPosition;");for(var c=0,A=i.getNumAllocatedSectionPlanes();c<A;c++)o.push("uniform bool sectionPlaneActive"+c+";"),o.push("uniform vec3 sectionPlanePos"+c+";"),o.push("uniform vec3 sectionPlaneDir"+c+";")}if(o.push("in vec4 vViewPosition;"),o.push("in vec3 vViewNormal;"),o.push("in vec4 vColor;"),o.push("in vec2 vUV;"),o.push("in vec2 vMetallicRoughness;"),r.lightMaps.length>0&&o.push("in vec3 vWorldNormal;"),this._addMatricesUniformBlockLines(o,!0),o.push("#define PI 3.14159265359"),o.push("#define RECIPROCAL_PI 0.31830988618"),o.push("#define RECIPROCAL_PI2 0.15915494"),o.push("#define EPSILON 1e-6"),o.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),o.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),o.push("       vec3 texel = texture( uNormalMap, uv ).xyz;"),o.push("       if (texel.r == 0.0 && texel.g == 0.0 && texel.b == 0.0) {"),o.push("              return normalize(surf_norm );"),o.push("       }"),o.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),o.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),o.push("      vec2 st0 = dFdx( uv.st );"),o.push("      vec2 st1 = dFdy( uv.st );"),o.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),o.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),o.push("      vec3 N = normalize( surf_norm );"),o.push("      vec3 mapN = texel.xyz * 2.0 - 1.0;"),o.push("      mat3 tsn = mat3( S, T, N );"),o.push("      return normalize( tsn * mapN );"),o.push("}"),o.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),o.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),o.push("}"),o.push("struct IncidentLight {"),o.push("   vec3 color;"),o.push("   vec3 direction;"),o.push("};"),o.push("struct ReflectedLight {"),o.push("   vec3 diffuse;"),o.push("   vec3 specular;"),o.push("};"),o.push("struct Geometry {"),o.push("   vec3 position;"),o.push("   vec3 viewNormal;"),o.push("   vec3 worldNormal;"),o.push("   vec3 viewEyeDir;"),o.push("};"),o.push("struct Material {"),o.push("   vec3    diffuseColor;"),o.push("   float   specularRoughness;"),o.push("   vec3    specularColor;"),o.push("   float   shine;"),o.push("};"),o.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),o.push("   float r = ggxRoughness + 0.0001;"),o.push("   return (2.0 / (r * r) - 2.0);"),o.push("}"),o.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),o.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),o.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),o.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),o.push("}"),r.reflectionMaps.length>0&&(o.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),o.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),o.push("   vec3 envMapColor = "+sl[r.reflectionMaps[0].encoding]+"(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),o.push("  return envMapColor;"),o.push("}")),o.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),o.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),o.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),o.push("}"),o.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),o.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),o.push("   return 1.0 / ( gl * gv );"),o.push("}"),o.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),o.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),o.push("   return 0.5 / max( gv + gl, EPSILON );"),o.push("}"),o.push("float D_GGX(const in float alpha, const in float dotNH) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),o.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),o.push("}"),o.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),o.push("   float alpha = ( roughness * roughness );"),o.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),o.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),o.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),o.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),o.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),o.push("   vec3  F = F_Schlick( specularColor, dotLH );"),o.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),o.push("   float D = D_GGX( alpha, dotNH );"),o.push("   return F * (G * D);"),o.push("}"),o.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),o.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),o.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),o.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),o.push("   vec4 r = roughness * c0 + c1;"),o.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),o.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),o.push("   return specularColor * AB.x + AB.y;"),o.push("}"),(r.lightMaps.length>0||r.reflectionMaps.length>0)&&(o.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),r.lightMaps.length>0&&(o.push("   vec3 irradiance = "+sl[r.lightMaps[0].encoding]+"(texture(lightMap, geometry.worldNormal)).rgb;"),o.push("   irradiance *= PI;"),o.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),o.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),r.reflectionMaps.length>0&&(o.push("   vec3 reflectVec             = reflect(geometry.viewEyeDir, geometry.viewNormal);"),o.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),o.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),o.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),o.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),o.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),o.push("}")),o.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),o.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),o.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),o.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),o.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),o.push("}"),o.push("out vec4 outColor;"),o.push("void main(void) {"),s){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(var h=0,d=i.getNumAllocatedSectionPlanes();h<d;h++)o.push("if (sectionPlaneActive"+h+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+h+".xyz, vWorldPosition.xyz - sectionPlanePos"+h+".xyz), 0.0, 1000.0);"),o.push("}");n?(o.push("  if (dist > (0.002 * vClipPosition.w)) {"),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      outColor=vec4(1.0, 0.0, 0.0, 1.0);"),e.logarithmicDepthBufferEnabled&&o.push("  gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("  return;"),o.push("}")):(o.push("  if (dist > 0.0) { "),o.push("      discard;"),o.push("  }")),o.push("}")}o.push("IncidentLight  light;"),o.push("Material       material;"),o.push("Geometry       geometry;"),o.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),o.push("vec3 rgb = (vec3(float(vColor.r) / 255.0, float(vColor.g) / 255.0, float(vColor.b) / 255.0));"),o.push("float opacity = float(vColor.a) / 255.0;"),o.push("vec3  baseColor = rgb;"),o.push("float specularF0 = 1.0;"),o.push("float metallic = float(vMetallicRoughness.r) / 255.0;"),o.push("float roughness = float(vMetallicRoughness.g) / 255.0;"),o.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),o.push("vec4 colorTexel = sRGBToLinear(texture(uColorMap, vUV));"),o.push("baseColor *= colorTexel.rgb;"),o.push("vec3 metalRoughTexel = texture(uMetallicRoughMap, vUV).rgb;"),o.push("metallic *= metalRoughTexel.b;"),o.push("roughness *= metalRoughTexel.g;"),o.push("vec3 viewNormal = perturbNormal2Arb( vViewPosition.xyz, normalize(vViewNormal), vUV );"),o.push("material.diffuseColor      = baseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),o.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),o.push("material.specularColor     = mix(vec3(dielectricSpecular), baseColor, metallic);"),o.push("geometry.position      = vViewPosition.xyz;"),o.push("geometry.viewNormal    = -normalize(viewNormal);"),o.push("geometry.viewEyeDir    = normalize(vViewPosition.xyz);"),r.lightMaps.length>0&&o.push("geometry.worldNormal   = normalize(vWorldNormal);"),(r.lightMaps.length>0||r.reflectionMaps.length>0)&&o.push("computePBRLightMapping(geometry, material, reflectedLight);");for(var p=0,f=r.lights.length;p<f;p++){var v=r.lights[p];if("ambient"!==v.type){if("dir"===v.type)"view"===v.space?o.push("light.direction = normalize(lightDir"+p+");"):o.push("light.direction = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);");else if("point"===v.type)"view"===v.space?o.push("light.direction = normalize(lightPos"+p+" - vViewPosition.xyz);"):o.push("light.direction = normalize((viewMatrix * vec4(lightPos"+p+", 0.0)).xyz);");else{if("spot"!==v.type)continue;"view"===v.space?o.push("light.direction = normalize(lightDir"+p+");"):o.push("light.direction = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);")}o.push("light.color =  lightColor"+p+".rgb * lightColor"+p+".a;"),o.push("computePBRLighting(light, geometry, material, reflectedLight);")}}return o.push("vec3 emissiveColor = sRGBToLinear(texture(uEmissiveMap, vUV)).rgb;"),o.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * baseColor * opacity * rgb) + (reflectedLight.diffuse) + (reflectedLight.specular) + emissiveColor;"),o.push("vec4 fragColor;"),this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   fragColor            = vec4(outgoingLight.rgb * ambient, opacity);")):o.push("   fragColor            = vec4(outgoingLight.rgb, opacity);"),t&&o.push("fragColor = linearToGamma(fragColor, gammaFactor);"),o.push("outColor = fragColor;"),e.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}]),i}(),ol=function(e){g(i,Ga);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&i.push("out float vFlags;"),i.push("out vec4 vWorldPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&i.push("vFlags = flags;"),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry normals fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),r.push("in vec4 vWorldPosition;"),i){r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("out highp ivec4 outNormal;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),r.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),r.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),r.push("  outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),r.push("}"),r}}]),i}(),al=function(e){g(i,Ga);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in vec2 uv;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),i.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("out vec2 vUV;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e.gammaOutput,i=e._lightsState,r=e._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=this._useAlphaCutoff,o=[];if(o.push("#version 300 es"),o.push("// Instancing geometry drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),o.push("uniform sampler2D uColorMap;"),this._withSAO&&(o.push("uniform sampler2D uOcclusionTexture;"),o.push("uniform vec4      uSAOParams;"),o.push("const float       packUpscale = 256. / 255.;"),o.push("const float       unpackDownScale = 255. / 256.;"),o.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),o.push("float unpackRGBToFloat( const in vec4 v ) {"),o.push("    return dot( v, unPackFactors );"),o.push("}")),o.push("uniform float gammaFactor;"),o.push("vec4 linearToLinear( in vec4 value ) {"),o.push("  return value;"),o.push("}"),o.push("vec4 sRGBToLinear( in vec4 value ) {"),o.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),o.push("}"),o.push("vec4 gammaToLinear( in vec4 value) {"),o.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),o.push("}"),t&&(o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}")),s){o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;");for(var a=0,l=r.getNumAllocatedSectionPlanes();a<l;a++)o.push("uniform bool sectionPlaneActive"+a+";"),o.push("uniform vec3 sectionPlanePos"+a+";"),o.push("uniform vec3 sectionPlaneDir"+a+";");o.push("uniform float sliceThickness;"),o.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(o),o.push("uniform vec4 lightAmbient;");for(var u=0,c=i.lights.length;u<c;u++){var A=i.lights[u];"ambient"!==A.type&&(o.push("uniform vec4 lightColor"+u+";"),"dir"===A.type&&o.push("uniform vec3 lightDir"+u+";"),"point"===A.type&&o.push("uniform vec3 lightPos"+u+";"),"spot"===A.type&&(o.push("uniform vec3 lightPos"+u+";"),o.push("uniform vec3 lightDir"+u+";")))}if(n&&o.push("uniform float materialAlphaCutoff;"),o.push("in vec4 vViewPosition;"),o.push("in vec4 vColor;"),o.push("in vec2 vUV;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),o.push("  vec4 newColor;"),o.push("  newColor = vColor;"),s){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(var h=0,d=r.getNumAllocatedSectionPlanes();h<d;h++)o.push("if (sectionPlaneActive"+h+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+h+".xyz, vWorldPosition.xyz - sectionPlanePos"+h+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > sliceThickness) { "),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      newColor = sliceColor;"),o.push("  }"),o.push("}")}o.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),o.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),o.push("float lambertian = 1.0;"),o.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),o.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),o.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(var p=0,f=i.lights.length;p<f;p++){var v=i.lights[p];if("ambient"!==v.type){if("dir"===v.type)"view"===v.space?o.push("viewLightDir = normalize(lightDir"+p+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);");else if("point"===v.type)"view"===v.space?o.push("viewLightDir = -normalize(lightPos"+p+" - viewPosition.xyz);"):o.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+p+", 0.0)).xyz);");else{if("spot"!==v.type)continue;"view"===v.space?o.push("viewLightDir = normalize(lightDir"+p+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);")}o.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),o.push("reflectedColor += lambertian * (lightColor"+p+".rgb * lightColor"+p+".a);")}}return o.push("vec4 color =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),o.push("vec4 sampleColor = texture(uColorMap, vUV);"),n&&(o.push("if (sampleColor.a < materialAlphaCutoff) {"),o.push("   discard;"),o.push("}")),t&&o.push("sampleColor = sRGBToLinear(sampleColor);"),o.push("vec4 colorTexel = color * sampleColor;"),o.push("float opacity = color.a;"),this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   outColor                = vec4(colorTexel.rgb * ambient, opacity);")):o.push("   outColor                = vec4(colorTexel.rgb, opacity);"),t&&o.push("outColor = linearToGamma(outColor, gammaFactor);"),e.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}]),i}(),ll=re.vec3(),ul=re.vec3(),cl=re.vec3(),Al=re.vec3(),hl=re.mat4(),dl=function(e){g(i,Go);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.canvas.gl,o=s.camera,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=t.aabb,h=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var d,p,f=ll;if(f[0]=re.safeInv(A[3]-A[0])*re.MAX_INT,f[1]=re.safeInv(A[4]-A[1])*re.MAX_INT,f[2]=re.safeInv(A[5]-A[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(f[0]),e.snapPickCoordinateScale[1]=re.safeInv(f[1]),e.snapPickCoordinateScale[2]=re.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=ul;if(l){var g=re.transformPoint3(c,l,cl);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],d=He(h,v,hl),(p=Al)[0]=o.eye[0]-v[0],p[1]=o.eye[1]-v[1],p[2]=o.eye[2]-v[2],e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else d=h,p=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,p),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(d,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1)),a.indicesBuf.bind(),n.drawElementsInstanced(n.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind(),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),pl=re.vec3(),fl=re.vec3(),vl=re.vec3(),gl=re.vec3(),ml=re.mat4(),_l=function(e){g(i,Go);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(t),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=t.aabb,h=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var d,p,f=pl;if(f[0]=re.safeInv(A[3]-A[0])*re.MAX_INT,f[1]=re.safeInv(A[4]-A[1])*re.MAX_INT,f[2]=re.safeInv(A[5]-A[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(f[0]),e.snapPickCoordinateScale[1]=re.safeInv(f[1]),e.snapPickCoordinateScale[2]=re.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=fl;if(l){var g=re.transformPoint3(c,l,vl);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],d=He(h,v,ml),(p=gl)[0]=n.eye[0]-v[0],p[1]=n.eye[1]-v[1],p[2]=n.eye[2]-v[2],e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else d=h,p=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,p),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(d,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1),"edge"===e.snapMode?(a.edgeIndicesBuf.bind(),o.drawElementsInstanced(o.LINES,a.edgeIndicesBuf.numItems,a.edgeIndicesBuf.itemType,0,a.numInstances),a.edgeIndicesBuf.unbind()):o.drawArraysInstanced(o.POINTS,0,a.positionsBuf.numItems,a.numInstances),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),yl=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorTextureRenderer&&!this._colorTextureRenderer.getValid()&&(this._colorTextureRenderer.destroy(),this._colorTextureRenderer=null),this._colorTextureRendererWithSAO&&!this._colorTextureRendererWithSAO.getValid()&&(this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererWithSAO=null),this._colorTextureRendererAlphaCutoff&&!this._colorTextureRendererAlphaCutoff.getValid()&&(this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererAlphaCutoff=null),this._colorTextureRendererWithSAOAlphaCutoff&&!this._colorTextureRendererWithSAOAlphaCutoff.getValid()&&(this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff=null),this._pbrRenderer&&!this._pbrRenderer.getValid()&&(this._pbrRenderer.destroy(),this._pbrRenderer=null),this._pbrRendererWithSAO&&!this._pbrRendererWithSAO.getValid()&&(this._pbrRendererWithSAO.destroy(),this._pbrRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"eagerCreateRenders",value:function(){this._silhouetteRenderer||(this._silhouetteRenderer=new Ka(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new Za(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new qa(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new dl(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new _l(this._scene))}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new za(this._scene,!1)),this._colorRenderer}},{key:"colorRendererWithSAO",get:function(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new za(this._scene,!0)),this._colorRendererWithSAO}},{key:"flatColorRenderer",get:function(){return this._flatColorRenderer||(this._flatColorRenderer=new Wa(this._scene,!1)),this._flatColorRenderer}},{key:"flatColorRendererWithSAO",get:function(){return this._flatColorRendererWithSAO||(this._flatColorRendererWithSAO=new Wa(this._scene,!0)),this._flatColorRendererWithSAO}},{key:"colorTextureRenderer",get:function(){return this._colorTextureRenderer||(this._colorTextureRenderer=new al(this._scene,!1)),this._colorTextureRenderer}},{key:"colorTextureRendererWithSAO",get:function(){return this._colorTextureRendererWithSAO||(this._colorTextureRendererWithSAO=new al(this._scene,!0)),this._colorTextureRendererWithSAO}},{key:"colorTextureRendererAlphaCutoff",get:function(){return this._colorTextureRendererAlphaCutoff||(this._colorTextureRendererAlphaCutoff=new al(this._scene,!1,{useAlphaCutoff:!0})),this._colorTextureRendererAlphaCutoff}},{key:"colorTextureRendererWithSAOAlphaCutoff",get:function(){return this._colorTextureRendererWithSAOAlphaCutoff||(this._colorTextureRendererWithSAOAlphaCutoff=new al(this._scene,!0,{useAlphaCutoff:!0})),this._colorTextureRendererWithSAOAlphaCutoff}},{key:"pbrRenderer",get:function(){return this._pbrRenderer||(this._pbrRenderer=new nl(this._scene,!1)),this._pbrRenderer}},{key:"pbrRendererWithSAO",get:function(){return this._pbrRendererWithSAO||(this._pbrRendererWithSAO=new nl(this._scene,!0)),this._pbrRendererWithSAO}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Ka(this._scene)),this._silhouetteRenderer}},{key:"depthRenderer",get:function(){return this._depthRenderer||(this._depthRenderer=new tl(this._scene)),this._depthRenderer}},{key:"normalsRenderer",get:function(){return this._normalsRenderer||(this._normalsRenderer=new il(this._scene)),this._normalsRenderer}},{key:"edgesRenderer",get:function(){return this._edgesRenderer||(this._edgesRenderer=new Ja(this._scene)),this._edgesRenderer}},{key:"edgesColorRenderer",get:function(){return this._edgesColorRenderer||(this._edgesColorRenderer=new Ya(this._scene)),this._edgesColorRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new Za(this._scene)),this._pickMeshRenderer}},{key:"pickNormalsRenderer",get:function(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new $a(this._scene)),this._pickNormalsRenderer}},{key:"pickNormalsFlatRenderer",get:function(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new ol(this._scene)),this._pickNormalsFlatRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new qa(this._scene)),this._pickDepthRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new el(this._scene)),this._occlusionRenderer}},{key:"shadowRenderer",get:function(){return this._shadowRenderer||(this._shadowRenderer=new rl(this._scene)),this._shadowRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new _l(this._scene)),this._snapRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new dl(this._scene)),this._snapInitRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorTextureRenderer&&this._colorTextureRenderer.destroy(),this._colorTextureRendererWithSAO&&this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererAlphaCutoff&&this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff&&this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._pbrRenderer&&this._pbrRenderer.destroy(),this._pbrRendererWithSAO&&this._pbrRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),bl={};var xl=new Uint8Array(4),wl=new Float32Array(1),Bl=re.vec4([0,0,0,1]),Pl=new Float32Array(3),Cl=re.vec3(),Ml=re.vec3(),El=re.vec3(),Fl=re.vec3(),kl=re.vec3(),Il=re.vec3(),Dl=re.vec3(),Sl=new Float32Array(4),Tl=function(){function e(t){B(this,e),this.model=t.model,this.sortId="TrianglesInstancingLayer"+(t.solid?"-solid":"-surface")+(t.normals?"-normals":"-autoNormals"),this.layerIndex=t.layerIndex,this._renderers=function(e){var t=e.id,i=bl[t];return i||(i=new yl(e),bl[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(function(){i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(function(){delete bl[t],i._destroy()}))),i}(t.model.scene),this._aabb=re.collapseAABB3(),this._state=new hi({numInstances:0,obb:re.OBB3(),origin:re.vec3(),geometry:t.geometry,textureSet:t.textureSet,pbrSupported:!1,positionsDecodeMatrix:t.geometry.positionsDecodeMatrix,colorsBuf:null,metallicRoughnessBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null,modelNormalMatrixCol0Buf:null,modelNormalMatrixCol1Buf:null,modelNormalMatrixCol2Buf:null,pickColorsBuf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=t.geometry.numIndices,this._colors=[],this._metallicRoughness=[],this._pickColors=[],this._offsets=[],this._modelMatrix=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._modelNormalMatrixCol0=[],this._modelNormalMatrixCol1=[],this._modelNormalMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=re.collapseAABB3(),this.aabbDirty=!0,t.origin&&this._state.origin.set(t.origin),this._finalized=!1,this.solid=!!t.solid,this.numIndices=t.geometry.numIndices,this.primitive=t.geometry.primitive}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"createPortion",value:function(e,t){var i=t.color,r=t.metallic,s=t.roughness,n=null!==t.opacity&&void 0!==t.opacity?t.opacity:255,o=t.meshMatrix,a=t.pickColor;if(this._finalized)throw"Already finalized";var l=i[0],u=i[1],c=i[2];if(this._colors.push(l),this._colors.push(u),this._colors.push(c),this._colors.push(n),this._metallicRoughness.push(null!=r?r:0),this._metallicRoughness.push(null!=s?s:255),this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(o[0]),this._modelMatrixCol0.push(o[4]),this._modelMatrixCol0.push(o[8]),this._modelMatrixCol0.push(o[12]),this._modelMatrixCol1.push(o[1]),this._modelMatrixCol1.push(o[5]),this._modelMatrixCol1.push(o[9]),this._modelMatrixCol1.push(o[13]),this._modelMatrixCol2.push(o[2]),this._modelMatrixCol2.push(o[6]),this._modelMatrixCol2.push(o[10]),this._modelMatrixCol2.push(o[14]),this._state.geometry.normals){var A=re.transposeMat4(o,re.mat4()),h=re.inverseMat4(A);this._modelNormalMatrixCol0.push(h[0]),this._modelNormalMatrixCol0.push(h[4]),this._modelNormalMatrixCol0.push(h[8]),this._modelNormalMatrixCol0.push(h[12]),this._modelNormalMatrixCol1.push(h[1]),this._modelNormalMatrixCol1.push(h[5]),this._modelNormalMatrixCol1.push(h[9]),this._modelNormalMatrixCol1.push(h[13]),this._modelNormalMatrixCol2.push(h[2]),this._modelNormalMatrixCol2.push(h[6]),this._modelNormalMatrixCol2.push(h[10]),this._modelNormalMatrixCol2.push(h[14])}this._pickColors.push(a[0]),this._pickColors.push(a[1]),this._pickColors.push(a[2]),this._pickColors.push(a[3]),this._state.numInstances++;var d=this._portions.length,p={};return this.model.scene.readableGeometryEnabled&&(p.matrix=o.slice(),p.inverseMatrix=null,p.normalMatrix=null),this._portions.push(p),this._numPortions++,this.model.numPortions++,this._meshes.push(e),d}},{key:"finalize",value:function(){if(!this._finalized){var e=this._state,t=e.geometry,i=e.textureSet,r=this.model.scene.canvas.gl,s=this._colors.length,n=s/4;if(s>0){e.colorsBuf=new Wt(r,r.ARRAY_BUFFER,new Uint8Array(this._colors),this._colors.length,4,r.DYNAMIC_DRAW,!1),this._colors=[]}if(this._metallicRoughness.length>0){var o=new Uint8Array(this._metallicRoughness);e.metallicRoughnessBuf=new Wt(r,r.ARRAY_BUFFER,o,this._metallicRoughness.length,2,r.STATIC_DRAW,!1)}if(n>0){e.flagsBuf=new Wt(r,r.ARRAY_BUFFER,new Float32Array(n),n,1,r.DYNAMIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){e.offsetsBuf=new Wt(r,r.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,r.DYNAMIC_DRAW,!1),this._offsets=[]}if(t.positionsCompressed&&t.positionsCompressed.length>0){e.positionsBuf=new Wt(r,r.ARRAY_BUFFER,t.positionsCompressed,t.positionsCompressed.length,3,r.STATIC_DRAW,!1),e.positionsDecodeMatrix=re.mat4(t.positionsDecodeMatrix)}if(t.colorsCompressed&&t.colorsCompressed.length>0){var a=new Uint8Array(t.colorsCompressed);e.colorsBuf=new Wt(r,r.ARRAY_BUFFER,a,a.length,4,r.STATIC_DRAW,!1)}if(t.uvCompressed&&t.uvCompressed.length>0){var l=t.uvCompressed;e.uvDecodeMatrix=t.uvDecodeMatrix,e.uvBuf=new Wt(r,r.ARRAY_BUFFER,l,l.length,2,r.STATIC_DRAW,!1)}if(t.indices&&t.indices.length>0&&(e.indicesBuf=new Wt(r,r.ELEMENT_ARRAY_BUFFER,new Uint32Array(t.indices),t.indices.length,1,r.STATIC_DRAW),e.numIndices=t.indices.length),"triangles"!==t.primitive&&"solid"!==t.primitive&&"surface"!==t.primitive||(e.edgeIndicesBuf=new Wt(r,r.ELEMENT_ARRAY_BUFFER,new Uint32Array(t.edgeIndices),t.edgeIndices.length,1,r.STATIC_DRAW)),this._modelMatrixCol0.length>0){var u=!1;e.modelMatrixCol0Buf=new Wt(r,r.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,r.STATIC_DRAW,u),e.modelMatrixCol1Buf=new Wt(r,r.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,r.STATIC_DRAW,u),e.modelMatrixCol2Buf=new Wt(r,r.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,r.STATIC_DRAW,u),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],e.normalsBuf&&(e.modelNormalMatrixCol0Buf=new Wt(r,r.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol0),this._modelNormalMatrixCol0.length,4,r.STATIC_DRAW,u),e.modelNormalMatrixCol1Buf=new Wt(r,r.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol1),this._modelNormalMatrixCol1.length,4,r.STATIC_DRAW,u),e.modelNormalMatrixCol2Buf=new Wt(r,r.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol2),this._modelNormalMatrixCol2.length,4,r.STATIC_DRAW,u),this._modelNormalMatrixCol0=[],this._modelNormalMatrixCol1=[],this._modelNormalMatrixCol2=[])}if(this._pickColors.length>0){e.pickColorsBuf=new Wt(r,r.ARRAY_BUFFER,new Uint8Array(this._pickColors),this._pickColors.length,4,r.STATIC_DRAW,!1),this._pickColors=[]}e.pbrSupported=!!(e.metallicRoughnessBuf&&e.uvBuf&&e.normalsBuf&&i&&i.colorTexture&&i.metallicRoughnessTexture),e.colorTextureSupported=!!e.uvBuf&&!!i&&!!i.colorTexture,this.model.scene.readableGeometryEnabled||(this._state.geometry=null),this._finalized=!0}}},{key:"initFlags",value:function(e,t,i){t&Ke&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&$e&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&qe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&et&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Ye&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&tt&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&Je&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Xe&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&tt?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Ye?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Je?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";xl[0]=t[0],xl[1]=t[1],xl[2]=t[2],xl[3]=t[3],this._state.colorsBuf&&this._state.colorsBuf.setData(xl,4*e)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){if(!this._finalized)throw"Not finalized";var r=!!(t&Ke),s=!!(t&qe),n=!!(t&$e),o=!!(t&et),a=!!(t&tt),l=!!(t&Je),u=!!(t&Xe),c=0;c|=!r||u||s||n&&!this.model.scene.highlightMaterial.glowThrough||o&&!this.model.scene.selectedMaterial.glowThrough?Uo.NOT_RENDERED:i?Uo.COLOR_TRANSPARENT:Uo.COLOR_OPAQUE,c|=(!r||u?Uo.NOT_RENDERED:o?Uo.SILHOUETTE_SELECTED:n?Uo.SILHOUETTE_HIGHLIGHTED:s?Uo.SILHOUETTE_XRAYED:Uo.NOT_RENDERED)<<4,c|=(!r||u?Uo.NOT_RENDERED:o?Uo.EDGES_SELECTED:n?Uo.EDGES_HIGHLIGHTED:s?Uo.EDGES_XRAYED:a?i?Uo.EDGES_COLOR_TRANSPARENT:Uo.EDGES_COLOR_OPAQUE:Uo.NOT_RENDERED)<<8,c|=(r&&!u&&l?Uo.PICK:Uo.NOT_RENDERED)<<12,c|=(t&Ye?1:0)<<16,wl[0]=c,this._state.flagsBuf&&this._state.flagsBuf.setData(wl,e)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(Pl[0]=t[0],Pl[1]=t[1],Pl[2]=t[2],this._state.offsetsBuf&&this._state.offsetsBuf.setData(Pl,3*e)):this.model.error("Entity#offset not enabled for this Viewer")}},{key:"getEachVertex",value:function(e,t){if(!this.model.scene.readableGeometryEnabled)return!1;var i=this._state,r=i.geometry,s=this._portions[e];if(s){var n=r.positionsCompressed,o=this.model.matrix,a=re.vec4();a.set(i.origin,0),a[3]=1,re.mulMat4v4(o,a,a);for(var l=a[0],u=a[1],c=a[2],A=Bl,h=s.matrix,d=i.positionsDecodeMatrix,p=0,f=n.length;p<f;p+=3)A[0]=n[p],A[1]=n[p+1],A[2]=n[p+2],re.decompressPosition(A,d),re.transformPoint3(h,A,A),A[3]=1,re.mulMat4v4(o,A,A),A[0]+=l,A[1]+=u,A[2]+=c,t(A)}else this.model.error("portion not found: "+e)}},{key:"getEachIndex",value:function(e,t){if(!this.model.scene.readableGeometryEnabled)return!1;var i=this._state.geometry;if(this._portions[e])for(var r=i.indices,s=0,n=r.length;s<n;s++)t(r[s]);else this.model.error("portion not found: "+e)}},{key:"setMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=4*e;Sl[0]=t[0],Sl[1]=t[4],Sl[2]=t[8],Sl[3]=t[12],this._state.modelMatrixCol0Buf.setData(Sl,i),Sl[0]=t[1],Sl[1]=t[5],Sl[2]=t[9],Sl[3]=t[13],this._state.modelMatrixCol1Buf.setData(Sl,i),Sl[0]=t[2],Sl[1]=t[6],Sl[2]=t[10],Sl[3]=t[14],this._state.modelMatrixCol2Buf.setData(Sl,i)}},{key:"drawColorOpaque",value:function(e,t){if(this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions){this._updateBackfaceCull(e,t);var i=this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff;t.withSAO&&this.model.saoEnabled?t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRendererWithSAO&&this._renderers.pbrRendererWithSAO.drawLayer(t,this,Uo.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererWithSAOAlphaCutoff&&this._renderers.colorTextureRendererWithSAOAlphaCutoff.drawLayer(t,this,Uo.COLOR_OPAQUE):this._renderers.colorTextureRendererWithSAO&&this._renderers.colorTextureRendererWithSAO.drawLayer(t,this,Uo.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,Uo.COLOR_OPAQUE):this._renderers.flatColorRendererWithSAO&&this._renderers.flatColorRendererWithSAO.drawLayer(t,this,Uo.COLOR_OPAQUE):t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,Uo.COLOR_OPAQUE):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE)}}},{key:"_updateBackfaceCull",value:function(e,t){var i=this.model.backfaces||!this.solid||e.sectioned;if(t.backfaces!==i){var r=t.gl;i?r.disable(r.CULL_FACE):r.enable(r.CULL_FACE),t.backfaces=i}}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT))}},{key:"drawDepth",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE))}},{key:"drawNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE))}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_XRAYED))}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_HIGHLIGHTED))}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_SELECTED))}},{key:"drawEdgesColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Uo.EDGES_COLOR_OPAQUE)}},{key:"drawEdgesColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Uo.EDGES_COLOR_TRANSPARENT)}},{key:"drawEdgesXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Uo.EDGES_XRAYED)}},{key:"drawEdgesHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Uo.EDGES_HIGHLIGHTED)}},{key:"drawEdgesSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Uo.EDGES_SELECTED)}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE))}},{key:"drawShadow",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE))}},{key:"drawPickMesh",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Uo.PICK))}},{key:"drawPickDepths",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Uo.PICK))}},{key:"drawPickNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsFlatRenderer&&this._renderers.pickNormalsFlatRenderer.drawLayer(t,this,Uo.PICK))}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Uo.PICK))}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Uo.PICK))}},{key:"precisionRayPickSurface",value:function(e,t,i,r,s){if(!this.model.scene.readableGeometryEnabled)return!1;var n=this._state.geometry,o=this._state,a=this._portions[e];if(!a)return this.model.error("portion not found: "+e),!1;a.inverseMatrix||(a.inverseMatrix=re.inverseMat4(a.matrix,re.mat4())),s&&!a.normalMatrix&&(a.normalMatrix=re.transposeMat4(a.inverseMatrix,re.mat4()));var l=n.quantizedPositions,u=n.indices,c=o.origin,A=a.offset,h=Cl,d=Ml;h.set(c?re.subVec3(t,c,El):t),d.set(i),A&&re.subVec3(h,A),re.transformRay(this.model.worldNormalMatrix,h,d,h,d),re.transformRay(a.inverseMatrix,h,d,h,d);for(var p=Fl,f=kl,v=Il,g=!1,m=0,_=Dl,y=0,b=u.length;y<b;y+=3){var x=3*u[y+0],w=3*u[y+1],B=3*u[y+2];p[0]=l[x],p[1]=l[x+1],p[2]=l[x+2],f[0]=l[w],f[1]=l[w+1],f[2]=l[w+2],v[0]=l[B],v[1]=l[B+1],v[2]=l[B+2];var P=o.geometry.positionsDecodeMatrix;if(re.decompressPosition(p,P),re.decompressPosition(f,P),re.decompressPosition(v,P),re.rayTriangleIntersect(h,d,p,f,v,_)){re.transformPoint3(a.matrix,_,_),re.transformPoint3(this.model.worldMatrix,_,_),A&&re.addVec3(_,A),c&&re.addVec3(_,c);var C=Math.abs(re.lenVec3(re.subVec3(_,t,[])));(!g||C>m)&&(m=C,r.set(_),s&&re.triangleNormal(p,f,v,s),g=!0)}}return g&&s&&(re.transformVec3(a.normalMatrix,s,s),re.transformVec3(this.model.worldNormalMatrix,s,s),re.normalizeVec3(s)),g}},{key:"destroy",value:function(){var e=this._state;e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.modelNormalMatrixCol0Buf&&(e.modelNormalMatrixCol0Buf.destroy(),e.modelNormalMatrixCol0Buf=null),e.modelNormalMatrixCol1Buf&&(e.modelNormalMatrixCol1Buf.destroy(),e.modelNormalMatrixCol1Buf=null),e.modelNormalMatrixCol2Buf&&(e.modelNormalMatrixCol2Buf.destroy(),e.modelNormalMatrixCol2Buf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy(),this._state=null}}]),e}(),Ll=function(e){g(i,Go);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,r=e.frameCtx,s=e.incrementDrawState;t.drawElements(t.LINES,i.indicesBuf.numItems,i.indicesBuf.itemType,0),s&&r.drawElements++}}]),i}(),Rl=function(e){g(i,Ll);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines batching color vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Lines batching color fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return r.push("   outColor            = vColor;"),e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("}"),r}}]),i}(),Ul=function(e){g(i,Ll);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines batching silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 color;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Lines batching silhouette fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("uniform vec4 color;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = color;"),r.push("}"),r}}]),i}(),Ol=re.vec3(),Nl=re.vec3(),Ql=re.vec3(),Vl=re.vec3(),Hl=re.mat4(),jl=function(e){g(i,Go);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=t.aabb,h=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var d,p,f=Ol;if(f[0]=re.safeInv(A[3]-A[0])*re.MAX_INT,f[1]=re.safeInv(A[4]-A[1])*re.MAX_INT,f[2]=re.safeInv(A[5]-A[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(f[0]),e.snapPickCoordinateScale[1]=re.safeInv(f[1]),e.snapPickCoordinateScale[2]=re.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=Nl;if(l){var g=Ql;re.transformPoint3(c,l,g),v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],d=He(h,v,Hl),(p=Vl)[0]=n.eye[0]-v[0],p[1]=n.eye[1]-v[1],p[2]=n.eye[2]-v[2],e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else d=h,p=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,p),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(d,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),a.indicesBuf.bind(),o.drawElements(o.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Gl=re.vec3(),zl=re.vec3(),Wl=re.vec3(),Kl=re.vec3(),Xl=re.mat4(),Jl=function(e){g(i,Go);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=t.aabb,h=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var d,p,f=Gl;if(f[0]=re.safeInv(A[3]-A[0])*re.MAX_INT,f[1]=re.safeInv(A[4]-A[1])*re.MAX_INT,f[2]=re.safeInv(A[5]-A[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(f[0]),e.snapPickCoordinateScale[1]=re.safeInv(f[1]),e.snapPickCoordinateScale[2]=re.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=zl;if(l){var g=Wl;re.transformPoint3(c,l,g),v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],d=He(h,v,Xl),(p=Kl)[0]=n.eye[0]-v[0],p[1]=n.eye[1]-v[1],p[2]=n.eye[2]-v[2],e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else d=h,p=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,p),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(d,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),"edge"===e.snapMode?(a.indicesBuf.bind(),o.drawElements(o.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()):o.drawArrays(o.POINTS,0,a.positionsBuf.numItems)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;var i=[];return i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Yl=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new Rl(this._scene,!1)),this._colorRenderer}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Ul(this._scene)),this._silhouetteRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new jl(this._scene,!1)),this._snapInitRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new Jl(this._scene)),this._snapRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),Zl={};var ql=C((function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:5e6;B(this,e),t>5e6&&(t=5e6),this.maxVerts=t,this.maxIndices=3*t,this.positions=[],this.colors=[],this.offsets=[],this.indices=[]})),$l=function(){function e(t){var i,r,s;B(this,e),this.layerIndex=t.layerIndex,this._renderers=(i=t.model.scene,r=i.id,(s=Zl[r])||(s=new Yl(i),Zl[r]=s,s._compile(),i.on("compile",(function(){s._compile()})),i.on("destroyed",(function(){delete Zl[r],s._destroy()}))),s),this.model=t.model,this._buffer=new ql(t.maxGeometryBatchSize),this._scratchMemory=t.scratchMemory,this._state=new hi({positionsBuf:null,offsetsBuf:null,colorsBuf:null,flagsBuf:null,indicesBuf:null,positionsDecodeMatrix:re.mat4(),origin:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=re.collapseAABB3(),this._portions=[],this._meshes=[],this._numVerts=0,this._aabb=re.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,t.positionsDecodeMatrix?(this._state.positionsDecodeMatrix.set(t.positionsDecodeMatrix),this._preCompressedPositionsExpected=!0):this._preCompressedPositionsExpected=!1,t.origin&&(this._state.origin=re.vec3(t.origin)),this.primitive=t.primitive}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e,t){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts&&this._buffer.indices.length+t<this._buffer.maxIndices}},{key:"createPortion",value:function(e,t){if(this._finalized)throw"Already finalized";var i,r=t.positions,s=t.positionsCompressed,n=t.indices,o=t.color,a=t.opacity,l=this._buffer,u=l.positions.length/3;if(re.expandAABB3(this._modelAABB,t.aabb),this._preCompressedPositionsExpected){if(!s)throw"positionsCompressed expected";i=s.length/3;for(var c=0,A=s.length;c<A;c++)l.positions.push(s[c])}else{if(!r)throw"positions expected";i=r.length/3;for(var h=0,d=r.length;h<d;h++)l.positions.push(r[h])}if(o)for(var p=o[0],f=o[1],v=o[2],g=a,m=0;m<i;m++)l.colors.push(p),l.colors.push(f),l.colors.push(v),l.colors.push(g);if(n)for(var _=0,y=n.length;_<y;_++)l.indices.push(n[_]+u);if(this.model.scene.entityOffsetsEnabled)for(var b=0;b<i;b++)l.offsets.push(0),l.offsets.push(0),l.offsets.push(0);var x=this._portions.length/2;return this._portions.push(u),this._portions.push(i),this._numPortions++,this.model.numPortions++,this._numVerts+=i,this._meshes.push(e),x}},{key:"finalize",value:function(){if(!this._finalized){var e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0)if(this._preCompressedPositionsExpected){var r=new Uint16Array(i.positions);e.positionsBuf=new Wt(t,t.ARRAY_BUFFER,r,i.positions.length,3,t.STATIC_DRAW)}else{var s=Fa(new Float32Array(i.positions),this._modelAABB,e.positionsDecodeMatrix);e.positionsBuf=new Wt(t,t.ARRAY_BUFFER,s,i.positions.length,3,t.STATIC_DRAW)}if(i.colors.length>0){var n=new Uint8Array(i.colors);e.colorsBuf=new Wt(t,t.ARRAY_BUFFER,n,i.colors.length,4,t.DYNAMIC_DRAW,!1)}if(i.colors.length>0){var o=i.colors.length/4,a=new Float32Array(o);e.flagsBuf=new Wt(t,t.ARRAY_BUFFER,a,a.length,1,t.DYNAMIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){var l=new Float32Array(i.offsets);e.offsetsBuf=new Wt(t,t.ARRAY_BUFFER,l,i.offsets.length,3,t.DYNAMIC_DRAW)}if(i.indices.length>0){var u=new Uint32Array(i.indices);e.indicesBuf=new Wt(t,t.ELEMENT_ARRAY_BUFFER,u,i.indices.length,1,t.STATIC_DRAW)}this._buffer=null,this._finalized=!0}}},{key:"initFlags",value:function(e,t,i){t&Ke&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&$e&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&qe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&et&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Ye&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&tt&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&Je&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Xe&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,!0)}},{key:"flushInitFlags",value:function(){this._setDeferredFlags()}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&tt?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Ye?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Je?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";for(var i=2*e,r=4*this._portions[i],s=4*this._portions[i+1],n=this._scratchMemory.getUInt8Array(s),o=t[0],a=t[1],l=t[2],u=t[3],c=0;c<s;c+=4)n[c+0]=o,n[c+1]=a,n[c+2]=l,n[c+3]=u;this._state.colorsBuf.setData(n,r,s)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(!this._finalized)throw"Not finalized";var s,n,o=2*e,a=this._portions[o],l=this._portions[o+1],u=a,c=l,A=!!(t&Ke),h=!!(t&qe),d=!!(t&$e),p=!!(t&et),f=!!(t&Je),v=!!(t&Xe);s=!A||v||h||d&&!this.model.scene.highlightMaterial.glowThrough||p&&!this.model.scene.selectedMaterial.glowThrough?Uo.NOT_RENDERED:i?Uo.COLOR_TRANSPARENT:Uo.COLOR_OPAQUE,n=!A||v?Uo.NOT_RENDERED:p?Uo.SILHOUETTE_SELECTED:d?Uo.SILHOUETTE_HIGHLIGHTED:h?Uo.SILHOUETTE_XRAYED:Uo.NOT_RENDERED;var g=A&&!v&&f?Uo.PICK:Uo.NOT_RENDERED,m=t&Ye?1:0;if(r){this._deferredFlagValues||(this._deferredFlagValues=new Float32Array(this._numVerts));for(var _=u,y=u+c;_<y;_++){var b=0;b|=s,b|=n<<4,b|=g<<12,b|=m<<16,this._deferredFlagValues[_]=b}}else if(this._state.flagsBuf){for(var x=this._scratchMemory.getFloat32Array(c),w=0;w<c;w++){var B=0;B|=s,B|=n<<4,B|=g<<12,B|=m<<16,x[w]=B}this._state.flagsBuf.setData(x,u,c)}}},{key:"_setDeferredFlags",value:function(){this._deferredFlagValues&&(this._state.flagsBuf.setData(this._deferredFlagValues),this._deferredFlagValues=null)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";if(this.model.scene.entityOffsetsEnabled){for(var i=2*e,r=3*this._portions[i],s=3*this._portions[i+1],n=this._scratchMemory.getFloat32Array(s),o=t[0],a=t[1],l=t[2],u=0;u<s;u+=3)n[u+0]=o,n[u+1]=a,n[u+2]=l;this._state.offsetsBuf.setData(n,r,s)}else this.model.error("Entity#offset not enabled for this Viewer")}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_XRAYED)}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_HIGHLIGHTED)}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_SELECTED)}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawPickMesh",value:function(e){}},{key:"drawPickDepths",value:function(e){}},{key:"drawPickNormals",value:function(e){}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Uo.PICK)}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Uo.PICK)}},{key:"drawOcclusion",value:function(e){}},{key:"drawShadow",value:function(e){}},{key:"destroy",value:function(){var e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.indicesBuf&&(e.indicesBuf.destroy(),e.indicesBuf=null),e.destroy()}}]),e}(),eu=function(e){g(i,Go);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,{instancing:!0})}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,r=e.frameCtx,s=e.incrementDrawState;t.drawElementsInstanced(t.LINES,i.indicesBuf.numItems,i.indicesBuf.itemType,0,i.numInstances),s&&r.drawElements++}}]),i}(),tu=function(e){g(i,eu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines instancing color vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),i.push("uniform vec4 lightAmbient;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0,  float(color.a) / 255.0);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,r=i._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Lines instancing color fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),i.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),s)for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");if(n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),s){for(n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("if (dist > 0.0) { discard; }"),n.push("}")}return this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBAToDepth(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   outColor            = vec4(vColor.rgb * ambient, vColor.a);")):n.push("    outColor           = vColor;"),i.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}]),i}(),iu=function(e){g(i,eu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines instancing silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),i.push("uniform vec4 color;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Lines instancing silhouette fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("uniform vec4 color;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = color;"),r.push("}"),r}}]),i}(),ru=re.vec3(),su=re.vec3(),nu=re.vec3();re.vec3();var ou=re.mat4(),au=function(e){g(i,Go);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.canvas.gl,o=s.camera,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=t.aabb,h=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var d,p=ru;if(p[0]=re.safeInv(A[3]-A[0])*re.MAX_INT,p[1]=re.safeInv(A[4]-A[1])*re.MAX_INT,p[2]=re.safeInv(A[5]-A[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(p[0]),e.snapPickCoordinateScale[1]=re.safeInv(p[1]),e.snapPickCoordinateScale[2]=re.safeInv(p[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var f=su;if(l){var v=re.transformPoint3(c,l,nu);f[0]=v[0],f[1]=v[1],f[2]=v[2]}else f[0]=0,f[1]=0,f[2]=0;f[0]+=u[0],f[1]+=u[1],f[2]+=u[2],d=He(h,f,ou),e.snapPickOrigin[0]=f[0],e.snapPickOrigin[1]=f[1],e.snapPickOrigin[2]=f[2]}else d=h,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);var g=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(d,g+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,g+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,g+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var m=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,m),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1)),a.indicesBuf.bind(),n.drawElementsInstanced(n.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind(),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),lu=re.vec3(),uu=re.vec3(),cu=re.vec3();re.vec3();var Au=re.mat4(),hu=function(e){g(i,Go);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(t),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=t.aabb,h=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var d,p=lu;if(p[0]=re.safeInv(A[3]-A[0])*re.MAX_INT,p[1]=re.safeInv(A[4]-A[1])*re.MAX_INT,p[2]=re.safeInv(A[5]-A[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(p[0]),e.snapPickCoordinateScale[1]=re.safeInv(p[1]),e.snapPickCoordinateScale[2]=re.safeInv(p[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var f=uu;if(l){var v=re.transformPoint3(c,l,cu);f[0]=v[0],f[1]=v[1],f[2]=v[2]}else f[0]=0,f[1]=0,f[2]=0;f[0]+=u[0],f[1]+=u[1],f[2]+=u[2],d=He(h,f,Au),e.snapPickOrigin[0]=f[0],e.snapPickOrigin[1]=f[1],e.snapPickOrigin[2]=f[2]}else d=h,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,p),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var g=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(d,g+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,g+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,g+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var m=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,m),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1),"edge"===e.snapMode?(a.indicesBuf.bind(),o.drawElementsInstanced(o.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind()):o.drawArraysInstanced(o.POINTS,0,a.positionsBuf.numItems,a.numInstances),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),du=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"eagerCreateRenders",value:function(){this._snapInitRenderer||(this._snapInitRenderer=new au(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new hu(this._scene))}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new tu(this._scene)),this._colorRenderer}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new iu(this._scene)),this._silhouetteRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new au(this._scene,!1)),this._snapInitRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new hu(this._scene)),this._snapRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),pu={};var fu=new Uint8Array(4),vu=new Float32Array(1),gu=new Float32Array(3),mu=new Float32Array(4),_u=function(){function e(t){var i,r,s;B(this,e),this.model=t.model,this.material=t.material,this.sortId="LinesInstancingLayer",this.layerIndex=t.layerIndex,this._renderers=(i=t.model.scene,r=i.id,(s=pu[r])||(s=new du(i),pu[r]=s,s._compile(),i.on("compile",(function(){s._compile()})),i.on("destroyed",(function(){delete pu[r],s._destroy()}))),s),this._aabb=re.collapseAABB3(),this._state=new hi({obb:re.OBB3(),numInstances:0,origin:null,geometry:t.geometry,positionsDecodeMatrix:t.geometry.positionsDecodeMatrix,positionsBuf:null,colorsBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=t.geometry.numIndices,this._colors=[],this._offsets=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=re.collapseAABB3(),this.aabbDirty=!0,t.origin&&(this._state.origin=re.vec3(t.origin)),this._finalized=!1,this.primitive=t.primitive}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"createPortion",value:function(e,t){var i=t.color,r=t.opacity,s=t.meshMatrix;if(this._finalized)throw"Already finalized";var n=i[0],o=i[1],a=i[2];i[3],this._colors.push(n),this._colors.push(o),this._colors.push(a),this._colors.push(r),this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(s[0]),this._modelMatrixCol0.push(s[4]),this._modelMatrixCol0.push(s[8]),this._modelMatrixCol0.push(s[12]),this._modelMatrixCol1.push(s[1]),this._modelMatrixCol1.push(s[5]),this._modelMatrixCol1.push(s[9]),this._modelMatrixCol1.push(s[13]),this._modelMatrixCol2.push(s[2]),this._modelMatrixCol2.push(s[6]),this._modelMatrixCol2.push(s[10]),this._modelMatrixCol2.push(s[14]),this._state.numInstances++;var l=this._portions.length;return this._portions.push({}),this._numPortions++,this.model.numPortions++,this._meshes.push(e),l}},{key:"finalize",value:function(){if(this._finalized)throw"Already finalized";var e=this.model.scene.canvas.gl,t=this._state,i=t.geometry,r=this._colors.length,s=r/4;if(r>0){this._state.colorsBuf=new Wt(e,e.ARRAY_BUFFER,new Uint8Array(this._colors),this._colors.length,4,e.DYNAMIC_DRAW,!1),this._colors=[]}if(s>0){this._state.flagsBuf=new Wt(e,e.ARRAY_BUFFER,new Float32Array(s),s,1,e.DYNAMIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){this._state.offsetsBuf=new Wt(e,e.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,e.DYNAMIC_DRAW,!1),this._offsets=[]}if(i.colorsCompressed&&i.colorsCompressed.length>0){var n=new Uint8Array(i.colorsCompressed);t.colorsBuf=new Wt(e,e.ARRAY_BUFFER,n,n.length,4,e.STATIC_DRAW,!1)}if(i.positionsCompressed&&i.positionsCompressed.length>0){t.positionsBuf=new Wt(e,e.ARRAY_BUFFER,i.positionsCompressed,i.positionsCompressed.length,3,e.STATIC_DRAW,!1),t.positionsDecodeMatrix=re.mat4(i.positionsDecodeMatrix)}if(i.indices&&i.indices.length>0&&(t.indicesBuf=new Wt(e,e.ELEMENT_ARRAY_BUFFER,new Uint32Array(i.indices),i.indices.length,1,e.STATIC_DRAW),t.numIndices=i.indices.length),this._modelMatrixCol0.length>0){var o=!1;this._state.modelMatrixCol0Buf=new Wt(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,e.STATIC_DRAW,o),this._state.modelMatrixCol1Buf=new Wt(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,e.STATIC_DRAW,o),this._state.modelMatrixCol2Buf=new Wt(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,e.STATIC_DRAW,o),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[]}this.model.scene.readableGeometryEnabled||(this._state.geometry=null),this._finalized=!0}},{key:"initFlags",value:function(e,t,i){t&Ke&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&$e&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&qe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&et&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Ye&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&tt&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&Je&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Xe&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&tt?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Ye?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Je?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";fu[0]=t[0],fu[1]=t[1],fu[2]=t[2],fu[3]=t[3],this._state.colorsBuf.setData(fu,4*e,4)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){if(!this._finalized)throw"Not finalized";var r=!!(t&Ke),s=!!(t&qe),n=!!(t&$e),o=!!(t&et),a=!!(t&tt),l=!!(t&Je),u=!!(t&Xe),c=0;c|=!r||u||s||n&&!this.model.scene.highlightMaterial.glowThrough||o&&!this.model.scene.selectedMaterial.glowThrough?Uo.NOT_RENDERED:i?Uo.COLOR_TRANSPARENT:Uo.COLOR_OPAQUE,c|=(!r||u?Uo.NOT_RENDERED:o?Uo.SILHOUETTE_SELECTED:n?Uo.SILHOUETTE_HIGHLIGHTED:s?Uo.SILHOUETTE_XRAYED:Uo.NOT_RENDERED)<<4,c|=(!r||u?Uo.NOT_RENDERED:o?Uo.EDGES_SELECTED:n?Uo.EDGES_HIGHLIGHTED:s?Uo.EDGES_XRAYED:a?i?Uo.EDGES_COLOR_TRANSPARENT:Uo.EDGES_COLOR_OPAQUE:Uo.NOT_RENDERED)<<8,c|=(r&&!u&&l?Uo.PICK:Uo.NOT_RENDERED)<<12,c|=(t&Ye?255:0)<<16,vu[0]=c,this._state.flagsBuf.setData(vu,e)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(gu[0]=t[0],gu[1]=t[1],gu[2]=t[2],this._state.offsetsBuf.setData(gu,3*e,3)):this.model.error("Entity#offset not enabled for this Viewer")}},{key:"setMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=4*e;mu[0]=t[0],mu[1]=t[4],mu[2]=t[8],mu[3]=t[12],this._state.modelMatrixCol0Buf.setData(mu,i),mu[0]=t[1],mu[1]=t[5],mu[2]=t[9],mu[3]=t[13],this._state.modelMatrixCol1Buf.setData(mu,i),mu[0]=t[2],mu[1]=t[6],mu[2]=t[10],mu[3]=t[14],this._state.modelMatrixCol2Buf.setData(mu,i)}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_XRAYED)}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_HIGHLIGHTED)}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_SELECTED)}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Uo.PICK)}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Uo.PICK)}},{key:"drawOcclusion",value:function(e,t){}},{key:"drawShadow",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){}},{key:"drawPickDepths",value:function(e,t){}},{key:"drawPickNormals",value:function(e,t){}},{key:"destroy",value:function(){var e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.destroy()}}]),e}(),yu=function(e){g(i,Go);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,r=e.frameCtx,s=e.incrementDrawState;t.drawArrays(t.POINTS,0,i.positionsBuf.numItems),s&&r.drawArrays++}}]),i}(),bu=function(e){g(i,yu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial,r=[];return r.push("#version 300 es"),r.push("// Points batching color vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),r.push("in vec4 color;"),r.push("in float flags;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),this._addMatricesUniformBlockLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),i.filterIntensity&&r.push("uniform vec2 intensityRange;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vColor;"),r.push("void main(void) {"),r.push("int colorFlag = int(flags) & 0xF;"),r.push("if (colorFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),i.filterIntensity&&(r.push("float intensity = float(color.a) / 255.0;"),r.push("if (intensity < intensityRange[0] || intensity > intensityRange[1]) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {")),r.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&r.push("worldPosition.xyz = worldPosition.xyz + offset;"),r.push("vec4 viewPosition  = viewMatrix * worldPosition; "),r.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, 1.0);"),t&&(r.push("vWorldPosition = worldPosition;"),r.push("vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),i.filterIntensity&&r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points batching color fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return r.push("   outColor = vColor;"),e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("}"),r}}]),i}(),xu=function(e){g(i,yu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points batching silhouette vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),this._addMatricesUniformBlockLines(r),r.push("uniform vec4 color;"),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("void main(void) {"),r.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),r.push("if (silhouetteFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),r.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("vWorldPosition = worldPosition;"),r.push("vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,r=i._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Points batching silhouette vertex shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),i.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),s)for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");if(n.push("uniform vec4 color;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),i.pointsMaterial.roundPoints&&(n.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),n.push("  float r = dot(cxy, cxy);"),n.push("  if (r > 1.0) {"),n.push("       discard;"),n.push("  }")),s){for(n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > 0.0) { discard; }"),n.push("}")}return i.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("outColor = color;"),n.push("}"),n}}]),i}(),wu=function(e){g(i,yu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points batching pick mesh vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),r.push("in vec4 pickColor;"),r.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(r),this._addRemapClipPosLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vPickColor;"),r.push("void main(void) {"),r.push("int pickFlag = int(flags) >> 12 & 0xF;"),r.push("if (pickFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("  } else {"),r.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),r.push("      vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(r.push("      vWorldPosition = worldPosition;"),r.push("      vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("gl_PointSize += 10.0;"),r.push("  }"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points batching pick mesh vertex shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vPickColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("   outColor = vPickColor; "),r.push("}"),r}}]),i}(),Bu=function(e){g(i,yu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points batched pick depth vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),r.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(r),this._addRemapClipPosLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vViewPosition;"),r.push("void main(void) {"),r.push("int pickFlag = int(flags) >> 12 & 0xF;"),r.push("if (pickFlag != renderPass) {"),r.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("  } else {"),r.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("      vWorldPosition = worldPosition;"),r.push("      vFlags = flags;")),r.push("vViewPosition = viewPosition;"),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("gl_PointSize += 10.0;"),r.push("  }"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points batched pick depth fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),r.push("uniform float pickZNear;"),r.push("uniform float pickZFar;"),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vViewPosition;"),r.push("vec4 packDepth(const in float depth) {"),r.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),r.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),r.push("  vec4 res = fract(depth * bitShift);"),r.push("  res -= res.xxyz * bitMask;"),r.push("  return res;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),r.push("    outColor = packDepth(zNormalizedDepth); "),r.push("}"),r}}]),i}(),Pu=function(e){g(i,yu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points batching occlusion vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),this._addMatricesUniformBlockLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("void main(void) {"),r.push("int colorFlag = int(flags) & 0xF;"),r.push("if (colorFlag != renderPass) {"),r.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("  } else {"),r.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("      vWorldPosition = worldPosition;"),r.push("      vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("  gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("  }"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points batching occlusion fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),r.push("}"),r}}]),i}(),Cu=re.vec3(),Mu=re.vec3(),Eu=re.vec3(),Fu=re.vec3(),ku=re.mat4(),Iu=function(e){g(i,Go);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=t.aabb,h=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var d,p,f=Cu;if(f[0]=re.safeInv(A[3]-A[0])*re.MAX_INT,f[1]=re.safeInv(A[4]-A[1])*re.MAX_INT,f[2]=re.safeInv(A[5]-A[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(f[0]),e.snapPickCoordinateScale[1]=re.safeInv(f[1]),e.snapPickCoordinateScale[2]=re.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=Mu;if(l){var g=Eu;re.transformPoint3(c,l,g),v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],d=He(h,v,ku),(p=Fu)[0]=n.eye[0]-v[0],p[1]=n.eye[1]-v[1],p[2]=n.eye[2]-v[2],e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else d=h,p=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,p),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible),o.uniform1f(this._uPointSize,1);var m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(d,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),o.drawArrays(o.POINTS,0,a.positionsBuf.numItems)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler"),this._uPointSize=e.getLocation("pointSize")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float pointSize;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = pointSize;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outNormal = ivec4(1.0, 1.0, 1.0, 1.0);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Du=re.vec3(),Su=re.vec3(),Tu=re.vec3(),Lu=re.vec3(),Ru=re.mat4(),Uu=function(e){g(i,Go);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=t.aabb,h=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var d,p,f=Du;if(f[0]=re.safeInv(A[3]-A[0])*re.MAX_INT,f[1]=re.safeInv(A[4]-A[1])*re.MAX_INT,f[2]=re.safeInv(A[5]-A[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(f[0]),e.snapPickCoordinateScale[1]=re.safeInv(f[1]),e.snapPickCoordinateScale[2]=re.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=Su;if(l){var g=Tu;re.transformPoint3(c,l,g),v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],d=He(h,v,Ru),(p=Lu)[0]=n.eye[0]-v[0],p[1]=n.eye[1]-v[1],p[2]=n.eye[2]-v[2],e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else d=h,p=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,p),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(d,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),o.drawArrays(o.POINTS,0,a.positionsBuf.numItems)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;var i=[];return i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Ou=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new bu(this._scene)),this._colorRenderer}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new xu(this._scene)),this._silhouetteRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new wu(this._scene)),this._pickMeshRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new Bu(this._scene)),this._pickDepthRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new Pu(this._scene)),this._occlusionRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new Iu(this._scene,!1)),this._snapInitRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new Uu(this._scene)),this._snapRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),Nu={};var Qu=function(){function e(t){B(this,e),this.model=t.model,this.sortId="PointsBatchingLayer",this.layerIndex=t.layerIndex,this._renderers=function(e){var t=e.id,i=Nu[t];return i||(i=new Ou(e),Nu[t]=i,i._compile(),e.on("compile",(function(){i._compile()})),e.on("destroyed",(function(){delete Nu[t],i._destroy()}))),i}(t.model.scene);var i=t.maxGeometryBatchSize||5e6,r=function(){var e=[];return{append:function(t){var i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1;e.push({data:t,times:i,denormalizeScale:r})},compileBuffer:function(t){var i=0;e.forEach((function(e){i+=e.times*e.data.length}));var r=new t(i),s=0;return e.forEach((function(e){var t=e.data,i=e.denormalizeScale,n=r.subarray(s);if(1===i)n.set(t,0);else for(var o=0;o<t.length;++o)n[o]=t[o]*i;for(var a=t.length,l=e.times*t.length;a<l;){var u=Math.min(a,l-a);n.set(n.subarray(0,u),a),a+=u}s+=a})),r}}};this._buffer={maxVerts:i,positions:r(),colors:r(),pickColors:r(),vertsIndex:0},this._scratchMemory=t.scratchMemory,this._state=new hi({positionsBuf:null,offsetsBuf:null,colorsBuf:null,flagsBuf:null,positionsDecodeMatrix:re.mat4(),origin:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=re.collapseAABB3(),this._portions=[],this._meshes=[],this._aabb=re.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,t.positionsDecodeMatrix?(this._state.positionsDecodeMatrix.set(t.positionsDecodeMatrix),this._preCompressedPositionsExpected=!0):this._preCompressedPositionsExpected=!1,t.origin&&(this._state.origin=re.vec3(t.origin))}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e){if(this._finalized)throw"Already finalized";return this._buffer.vertsIndex+e/3<=this._buffer.maxVerts}},{key:"createPortion",value:function(e,t){if(this._finalized)throw"Already finalized";var i=this._buffer,r=this._preCompressedPositionsExpected?t.positionsCompressed:t.positions;if(!r)throw(this._preCompressedPositionsExpected?"positionsCompressed":"positions")+" expected";i.positions.append(r);var s=r.length/3,n=t.color,o=t.colorsCompressed,a=t.colors,l=t.pickColor;o?i.colors.append(o):a?i.colors.append(a,1,255):n&&i.colors.append([n[0],n[1],n[2],1],s),i.pickColors.append(l.slice(0,4),s),re.expandAABB3(this._modelAABB,t.aabb);var u=this._portions.length/2;return this._portions.push(this._buffer.vertsIndex),this._portions.push(s),this._buffer.vertsIndex+=s,this._numPortions++,this.model.numPortions++,this._meshes.push(e),u}},{key:"finalize",value:function(){if(!this._finalized){var e=this._state,t=this.model.scene.canvas.gl,i=this._buffer,r=function(e,i,r){return e.length>0?new Wt(t,t.ARRAY_BUFFER,e,e.length,i,r):null},s=this._preCompressedPositionsExpected?i.positions.compileBuffer(Uint16Array):Fa(i.positions.compileBuffer(Float32Array),this._modelAABB,e.positionsDecodeMatrix);e.positionsBuf=r(s,3,t.STATIC_DRAW),e.flagsBuf=r(new Float32Array(this._buffer.vertsIndex),1,t.DYNAMIC_DRAW),e.colorsBuf=r(i.colors.compileBuffer(Uint8Array),4,t.STATIC_DRAW),e.pickColorsBuf=r(i.pickColors.compileBuffer(Uint8Array),4,t.STATIC_DRAW),e.offsetsBuf=this.model.scene.entityOffsetsEnabled?r(new Float32Array(3*this._buffer.vertsIndex),3,t.DYNAMIC_DRAW):null,this._buffer=null,this._finalized=!0}}},{key:"initFlags",value:function(e,t,i){t&Ke&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&$e&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&qe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&et&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Ye&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Je&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Xe&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized"}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Ye?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Je?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";for(var i=2*e,r=4*this._portions[i],s=4*this._portions[i+1],n=this._scratchMemory.getUInt8Array(s),o=t[0],a=t[1],l=t[2],u=0;u<s;u+=4)n[u+0]=o,n[u+1]=a,n[u+2]=l;this._state.colorsBuf.setData(n,r,s)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){if(!this._finalized)throw"Not finalized";var r,s,n=2*e,o=this._portions[n],a=this._portions[n+1],l=this._scratchMemory.getFloat32Array(a),u=!!(t&Ke),c=!!(t&qe),A=!!(t&$e),h=!!(t&et),d=!!(t&Je),p=!!(t&Xe);r=!u||p||c||A&&!this.model.scene.highlightMaterial.glowThrough||h&&!this.model.scene.selectedMaterial.glowThrough?Uo.NOT_RENDERED:i?Uo.COLOR_TRANSPARENT:Uo.COLOR_OPAQUE,s=!u||p?Uo.NOT_RENDERED:h?Uo.SILHOUETTE_SELECTED:A?Uo.SILHOUETTE_HIGHLIGHTED:c?Uo.SILHOUETTE_XRAYED:Uo.NOT_RENDERED;for(var f=u&&!p&&d?Uo.PICK:Uo.NOT_RENDERED,v=t&Ye?1:0,g=0;g<a;g++){var m=0;m|=r,m|=s<<4,m|=f<<12,m|=v<<16,l[g]=m}this._state.flagsBuf.setData(l,o)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";if(this.model.scene.entityOffsetsEnabled){for(var i=2*e,r=3*this._portions[i],s=3*this._portions[i+1],n=this._scratchMemory.getFloat32Array(s),o=t[0],a=t[1],l=t[2],u=0;u<s;u+=3)n[u+0]=o,n[u+1]=a,n[u+2]=l;this._state.offsetsBuf.setData(n,r,s)}else this.model.error("Entity#offset not enabled for this Viewer")}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_XRAYED)}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_HIGHLIGHTED)}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_SELECTED)}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Uo.PICK)}},{key:"drawPickDepths",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Uo.PICK)}},{key:"drawPickNormals",value:function(e,t){}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Uo.PICK)}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Uo.PICK)}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE)}},{key:"drawShadow",value:function(e,t){}},{key:"destroy",value:function(){var e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy()}}]),e}(),Vu=function(e){g(i,Go);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,{instancing:!0})}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,r=e.frameCtx,s=e.incrementDrawState;t.drawArraysInstanced(t.POINTS,0,i.positionsBuf.numItems,i.numInstances),s&&r.drawArrays++}}]),i}(),Hu=function(e){g(i,Vu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points instancing color vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),r.push("in vec4 color;"),r.push("in float flags;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in vec4 modelMatrixCol0;"),r.push("in vec4 modelMatrixCol1;"),r.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),i.filterIntensity&&r.push("uniform vec2 intensityRange;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vColor;"),r.push("void main(void) {"),r.push("int colorFlag = int(flags) & 0xF;"),r.push("if (colorFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),i.filterIntensity&&(r.push("float intensity = float(color.a) / 255.0;"),r.push("if (intensity < intensityRange[0] || intensity > intensityRange[1]) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {")),r.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),r.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("vec4 viewPosition  = viewMatrix * worldPosition; "),r.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, 1.0);"),t&&(r.push("vWorldPosition = worldPosition;"),r.push("vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),i.filterIntensity&&r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points instancing color fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return r.push("   outColor = vColor;"),e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("}"),r}}]),i}(),ju=function(e){g(i,Vu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points instancing silhouette vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),r.push("in vec4 color;"),r.push("in vec4 modelMatrixCol0;"),r.push("in vec4 modelMatrixCol1;"),r.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),r.push("uniform vec4 silhouetteColor;"),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vColor;"),r.push("void main(void) {"),r.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),r.push("if (silhouetteFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),r.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),r.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("vWorldPosition = worldPosition;"),r.push("vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("vColor = vec4(float(silhouetteColor.r) / 255.0, float(silhouetteColor.g) / 255.0, float(silhouetteColor.b) / 255.0, float(color.a) / 255.0);"),r.push("gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points instancing silhouette fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vColor;"),r.push("}"),r}}]),i}(),Gu=function(e){g(i,Vu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points instancing pick mesh vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),r.push("in vec4 pickColor;"),r.push("in vec4 modelMatrixCol0;"),r.push("in vec4 modelMatrixCol1;"),r.push("in vec4 modelMatrixCol2;"),r.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(r),this._addRemapClipPosLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vPickColor;"),r.push("void main(void) {"),r.push("int pickFlag = int(flags) >> 12 & 0xF;"),r.push("if (pickFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),r.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),r.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),r.push("  vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(r.push("  vWorldPosition = worldPosition;"),r.push("  vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),r.push("gl_Position = remapClipPos(clipPos);"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points instancing pick mesh fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vPickColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vPickColor; "),r.push("}"),r}}]),i}(),zu=function(e){g(i,Vu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points instancing pick depth vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),r.push("in vec4 modelMatrixCol0;"),r.push("in vec4 modelMatrixCol1;"),r.push("in vec4 modelMatrixCol2;"),r.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(r),this._addRemapClipPosLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vViewPosition;"),r.push("void main(void) {"),r.push("int pickFlag = int(flags) >> 12 & 0xF;"),r.push("if (pickFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),r.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),r.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("  vWorldPosition = worldPosition;"),r.push("  vFlags = flags;")),r.push("  vViewPosition = viewPosition;"),r.push("vec4 clipPos = projMatrix * viewPosition;"),r.push("gl_Position = remapClipPos(clipPos);"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points instancing pick depth fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),r.push("uniform float pickZNear;"),r.push("uniform float pickZFar;"),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vViewPosition;"),r.push("vec4 packDepth(const in float depth) {"),r.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),r.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),r.push("  vec4 res = fract(depth * bitShift);"),r.push("  res -= res.xxyz * bitMask;"),r.push("  return res;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),r.push("    outColor = packDepth(zNormalizedDepth); "),r.push("}"),r}}]),i}(),Wu=function(e){g(i,Vu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points instancing occlusion vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in vec4 color;"),r.push("in float flags;"),r.push("in vec4 modelMatrixCol0;"),r.push("in vec4 modelMatrixCol1;"),r.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("void main(void) {"),r.push("int colorFlag = int(flags) & 0xF;"),r.push("if (colorFlag != renderPass) {"),r.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),r.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),r.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("  vWorldPosition = worldPosition;"),r.push("vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points instancing occlusion vertex shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return r.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("}"),r}}]),i}(),Ku=function(e){g(i,Vu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points instancing depth vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),r.push("in vec4 modelMatrixCol0;"),r.push("in vec4 modelMatrixCol1;"),r.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("void main(void) {"),r.push("int colorFlag = int(flags) & 0xF;"),r.push("if (colorFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),r.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),r.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("vWorldPosition = worldPosition;"),r.push("vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,r=i._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Points instancing depth vertex shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),i.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),s)for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");if(n.push("const float   packUpScale = 256. / 255.;"),n.push("const float   unpackDownscale = 255. / 256.;"),n.push("const vec3    packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4    unpackFactors = unpackDownscale / vec4( packFactors, 1. );"),n.push("const float   shiftRight8 = 1.0 / 256.;"),n.push("vec4 packDepthToRGBA( const in float v ) {"),n.push("    vec4 r = vec4( fract( v * packFactors ), v );"),n.push("    r.yzw -= r.xyz * shiftRight8;"),n.push("    return r * packUpScale;"),n.push("}"),n.push("out vec4 outColor;"),n.push("void main(void) {"),i.pointsMaterial.roundPoints&&(n.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),n.push("  float r = dot(cxy, cxy);"),n.push("  if (r > 1.0) {"),n.push("       discard;"),n.push("  }")),s){for(n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("if (dist > 0.0) { discard; }"),n.push("}")}return n.push("    outColor = packDepthToRGBA( gl_FragCoord.z); "),i.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}]),i}(),Xu=function(e){g(i,Vu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry shadow drawing vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),i.push("uniform float pointSize;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag     = int(flags) & 0xF;"),i.push("bool visible      = (colorFlag > 0);"),i.push("bool transparent  = ((float(color.a) / 255.0) < 1.0);"),i.push("if (!visible || transparent) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  gl_Position = shadowProjMatrix * viewPosition;"),i.push("}"),i.push("gl_PointSize = pointSize;"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Instancing geometry depth drawing fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec3 vViewNormal;"),r.push("vec3 packNormalToRGB( const in vec3 normal ) {"),r.push("    return normalize( normal ) * 0.5 + 0.5;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),r.push("}"),r}}]),i}(),Ju=re.vec3(),Yu=re.vec3(),Zu=re.vec3();re.vec3();var qu=re.mat4(),$u=function(e){g(i,Go);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.canvas.gl,o=s.camera,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=t.aabb,h=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var d,p=Ju;if(p[0]=re.safeInv(A[3]-A[0])*re.MAX_INT,p[1]=re.safeInv(A[4]-A[1])*re.MAX_INT,p[2]=re.safeInv(A[5]-A[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(p[0]),e.snapPickCoordinateScale[1]=re.safeInv(p[1]),e.snapPickCoordinateScale[2]=re.safeInv(p[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var f=Yu;if(l){var v=re.transformPoint3(c,l,Zu);f[0]=v[0],f[1]=v[1],f[2]=v[2]}else f[0]=0,f[1]=0,f[2]=0;f[0]+=u[0],f[1]+=u[1],f[2]+=u[2],d=He(h,f,qu),e.snapPickOrigin[0]=f[0],e.snapPickOrigin[1]=f[1],e.snapPickOrigin[2]=f[2]}else d=h,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);var g=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(d,g+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,g+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,g+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var m=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,m),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1)),n.drawArraysInstanced(n.POINTS,0,a.positionsBuf.numItems,a.numInstances),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outNormal = ivec4(1.0, 1.0, 1.0, 1.0);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),ec=re.vec3(),tc=re.vec3(),ic=re.vec3();re.vec3();var rc=re.mat4(),sc=function(e){g(i,Go);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(t),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=t.aabb,h=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var d,p=ec;if(p[0]=re.safeInv(A[3]-A[0])*re.MAX_INT,p[1]=re.safeInv(A[4]-A[1])*re.MAX_INT,p[2]=re.safeInv(A[5]-A[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(p[0]),e.snapPickCoordinateScale[1]=re.safeInv(p[1]),e.snapPickCoordinateScale[2]=re.safeInv(p[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var f=tc;if(l){var v=re.transformPoint3(c,l,ic);f[0]=v[0],f[1]=v[1],f[2]=v[2]}else f[0]=0,f[1]=0,f[2]=0;f[0]+=u[0],f[1]+=u[1],f[2]+=u[2],d=He(h,f,rc),e.snapPickOrigin[0]=f[0],e.snapPickOrigin[1]=f[1],e.snapPickOrigin[2]=f[2]}else d=h,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,p),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var g=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(d,g+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,g+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,g+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var m=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,m),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1),o.drawArraysInstanced(o.POINTS,0,a.positionsBuf.numItems,a.numInstances),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),nc=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new Hu(this._scene,!1)),this._colorRenderer}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new ju(this._scene)),this._silhouetteRenderer}},{key:"depthRenderer",get:function(){return this._depthRenderer||(this._depthRenderer=new Ku(this._scene)),this._depthRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new Gu(this._scene)),this._pickMeshRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new zu(this._scene)),this._pickDepthRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new Wu(this._scene)),this._occlusionRenderer}},{key:"shadowRenderer",get:function(){return this._shadowRenderer||(this._shadowRenderer=new Xu(this._scene)),this._shadowRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new $u(this._scene,!1)),this._snapInitRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new sc(this._scene)),this._snapRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),oc={};var ac=new Uint8Array(4),lc=new Float32Array(1),uc=new Float32Array(3),cc=new Float32Array(4),Ac=function(){function e(t){var i,r,s;B(this,e),this.model=t.model,this.material=t.material,this.sortId="PointsInstancingLayer",this.layerIndex=t.layerIndex,this._renderers=(i=t.model.scene,r=i.id,(s=oc[r])||(s=new nc(i),oc[r]=s,s._compile(),i.on("compile",(function(){s._compile()})),i.on("destroyed",(function(){delete oc[r],s._destroy()}))),s),this._aabb=re.collapseAABB3(),this._state=new hi({obb:re.OBB3(),numInstances:0,origin:t.origin?re.vec3(t.origin):null,geometry:t.geometry,positionsDecodeMatrix:t.geometry.positionsDecodeMatrix,colorsBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null,pickColorsBuf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=t.geometry.numIndices,this._pickColors=[],this._offsets=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=re.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,this.primitive=t.geometry.primitive}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"createPortion",value:function(e,t){var i=t.meshMatrix,r=t.pickColor;if(this._finalized)throw"Already finalized";this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(i[0]),this._modelMatrixCol0.push(i[4]),this._modelMatrixCol0.push(i[8]),this._modelMatrixCol0.push(i[12]),this._modelMatrixCol1.push(i[1]),this._modelMatrixCol1.push(i[5]),this._modelMatrixCol1.push(i[9]),this._modelMatrixCol1.push(i[13]),this._modelMatrixCol2.push(i[2]),this._modelMatrixCol2.push(i[6]),this._modelMatrixCol2.push(i[10]),this._modelMatrixCol2.push(i[14]),this._pickColors.push(r[0]),this._pickColors.push(r[1]),this._pickColors.push(r[2]),this._pickColors.push(r[3]),this._state.numInstances++;var s=this._portions.length;return this._portions.push({}),this._numPortions++,this.model.numPortions++,this._meshes.push(e),s}},{key:"finalize",value:function(){if(this._finalized)throw"Already finalized";var e=this.model.scene.canvas.gl,t=this._pickColors.length/4,i=this._state,r=i.geometry;if(t>0){i.flagsBuf=new Wt(e,e.ARRAY_BUFFER,new Float32Array(t),t,1,e.DYNAMIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){i.offsetsBuf=new Wt(e,e.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,e.DYNAMIC_DRAW,!1),this._offsets=[]}if(r.positionsCompressed&&r.positionsCompressed.length>0){i.positionsBuf=new Wt(e,e.ARRAY_BUFFER,r.positionsCompressed,r.positionsCompressed.length,3,e.STATIC_DRAW,!1),i.positionsDecodeMatrix=re.mat4(r.positionsDecodeMatrix)}if(r.colorsCompressed&&r.colorsCompressed.length>0){var s=new Uint8Array(r.colorsCompressed);i.colorsBuf=new Wt(e,e.ARRAY_BUFFER,s,s.length,4,e.STATIC_DRAW,!1)}if(this._modelMatrixCol0.length>0){var n=!1;i.modelMatrixCol0Buf=new Wt(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,e.STATIC_DRAW,n),i.modelMatrixCol1Buf=new Wt(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,e.STATIC_DRAW,n),i.modelMatrixCol2Buf=new Wt(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,e.STATIC_DRAW,n),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[]}if(this._pickColors.length>0){i.pickColorsBuf=new Wt(e,e.ARRAY_BUFFER,new Uint8Array(this._pickColors),this._pickColors.length,4,e.STATIC_DRAW,!1),this._pickColors=[]}i.geometry=null,this._finalized=!0}},{key:"initFlags",value:function(e,t,i){t&Ke&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&$e&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&qe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&et&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Ye&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&tt&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&Je&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Xe&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&tt?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Ye?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Je?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";ac[0]=t[0],ac[1]=t[1],ac[2]=t[2],this._state.colorsBuf.setData(ac,3*e)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){if(!this._finalized)throw"Not finalized";var r=!!(t&Ke),s=!!(t&qe),n=!!(t&$e),o=!!(t&et),a=!!(t&tt),l=!!(t&Je),u=!!(t&Xe),c=0;c|=!r||u||s||n&&!this.model.scene.highlightMaterial.glowThrough||o&&!this.model.scene.selectedMaterial.glowThrough?Uo.NOT_RENDERED:i?Uo.COLOR_TRANSPARENT:Uo.COLOR_OPAQUE,c|=(!r||u?Uo.NOT_RENDERED:o?Uo.SILHOUETTE_SELECTED:n?Uo.SILHOUETTE_HIGHLIGHTED:s?Uo.SILHOUETTE_XRAYED:Uo.NOT_RENDERED)<<4,c|=(!r||u?Uo.NOT_RENDERED:o?Uo.EDGES_SELECTED:n?Uo.EDGES_HIGHLIGHTED:s?Uo.EDGES_XRAYED:a?i?Uo.EDGES_COLOR_TRANSPARENT:Uo.EDGES_COLOR_OPAQUE:Uo.NOT_RENDERED)<<8,c|=(r&&!u&&l?Uo.PICK:Uo.NOT_RENDERED)<<12,c|=(t&Ye?255:0)<<16,lc[0]=c,this._state.flagsBuf.setData(lc,e)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(uc[0]=t[0],uc[1]=t[1],uc[2]=t[2],this._state.offsetsBuf.setData(uc,3*e)):this.model.error("Entity#offset not enabled for this Viewer")}},{key:"setMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=4*e;cc[0]=t[0],cc[1]=t[4],cc[2]=t[8],cc[3]=t[12],this._state.modelMatrixCol0Buf.setData(cc,i),cc[0]=t[1],cc[1]=t[5],cc[2]=t[9],cc[3]=t[13],this._state.modelMatrixCol1Buf.setData(cc,i),cc[0]=t[2],cc[1]=t[6],cc[2]=t[10],cc[3]=t[14],this._state.modelMatrixCol2Buf.setData(cc,i)}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_XRAYED)}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_HIGHLIGHTED)}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_SELECTED)}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE)}},{key:"drawShadow",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Uo.PICK)}},{key:"drawPickDepths",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Uo.PICK)}},{key:"drawPickNormals",value:function(e,t){}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Uo.PICK)}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Uo.PICK)}},{key:"destroy",value:function(){var e=this._state;e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy()}}]),e}(),hc=re.vec3(),dc=re.vec3(),pc=re.mat4(),fc=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=this._scene,s=r.camera,n=t.model,o=r.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=n.position,A=n.rotationMatrix,h=s.viewMatrix;if(this._program||(this._allocate(),!this.errors)){var d;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uPerObjectDecodeMatrix,this._uPerVertexPosition,this.uPerObjectColorAndFlags,this._uPerObjectMatrix);var p=0!==u[0]||0!==u[1]||0!==u[2],f=0!==c[0]||0!==c[1]||0!==c[2];if(p||f){var v=hc;if(p){var g=re.transformPoint3(A,u,dc);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=c[0],v[1]+=c[1],v[2]+=c[2],d=He(h,v,pc)}else d=h;if(o.uniformMatrix4fv(this._uSceneModelMatrix,!1,A),o.uniformMatrix4fv(this._uViewMatrix,!1,d),o.uniformMatrix4fv(this._uProjMatrix,!1,s.projMatrix),o.uniform1i(this._uRenderPass,i),r.logarithmicDepthBufferEnabled){var m=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,m)}var _=r._sectionPlanesState.getNumAllocatedSectionPlanes(),y=r._sectionPlanesState.sectionPlanes.length;if(_>0)for(var b=r._sectionPlanesState.sectionPlanes,x=t.layerIndex*y,w=n.renderFlags,B=0;B<_;B++){var P=this._uSectionPlanes[B];if(P)if(B<y){var C=w.sectionPlanesActivePerLayer[x+B];if(o.uniform1i(P.active,C?1:0),C){var M=b[B];if(u){var E=We(M.dist,M.dir,u,hc,n.matrix);o.uniform3fv(P.pos,E)}else o.uniform3fv(P.pos,M.pos);o.uniform3fv(P.dir,M.dir)}}else o.uniform1i(P.active,0)}a.numIndices8Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,8),o.drawArrays(o.LINES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,16),o.drawArrays(o.LINES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,32),o.drawArrays(o.LINES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new zt(t,this._buildShader()),this._program.errors)return this.errors=this._program.errors,void console.error(this.errors);var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uPerObjectDecodeMatrix="uPerObjectDecodeMatrix",this.uPerObjectColorAndFlags="uPerObjectColorAndFlags",this._uPerVertexPosition="uPerVertexPosition",this._uPerLineIndices="uPerLineIndices",this._uPerLineObject="uPerLineObject",this._uPerObjectMatrix="uPerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,r=this._program,s=t.camera.project;if(r.bind(),t.logarithmicDepthBufferEnabled){var n=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,n)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// LinesDataTextureColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled,i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uPerObjectDecodeMatrix;"),i.push("uniform highp sampler2D uPerObjectMatrix;"),i.push("uniform lowp usampler2D uPerObjectColorAndFlags;"),i.push("uniform mediump usampler2D uPerVertexPosition;"),i.push("uniform highp usampler2D uPerLineIndices;"),i.push("uniform mediump usampler2D uPerLineObject;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("  int lineIndex = gl_VertexID / 2;"),i.push("  int h_packed_object_id_index = (lineIndex >> 3) & 4095;"),i.push("  int v_packed_object_id_index = (lineIndex >> 3) >> 12;"),i.push("  int objectIndex = int(texelFetch(uPerLineObject, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("  ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("  uvec4 flags = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("  uvec4 flags2 = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("  if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("      return;"),i.push("  } else {"),i.push("      ivec4 packedVertexBase = ivec4(texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("      ivec4 packedLineIndexBaseOffset = ivec4(texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("      int lineIndexBaseOffset = (packedLineIndexBaseOffset.r << 24) + (packedLineIndexBaseOffset.g << 16) + (packedLineIndexBaseOffset.b << 8) + packedLineIndexBaseOffset.a;"),i.push("      int h_index = (lineIndex - lineIndexBaseOffset) & 4095;"),i.push("      int v_index = (lineIndex - lineIndexBaseOffset) >> 12;"),i.push("      ivec3 vertexIndices = ivec3(texelFetch(uPerLineIndices, ivec2(h_index, v_index), 0));"),i.push("      ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("      int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("      int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("      mat4 objectInstanceMatrix = mat4 (texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("      mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("      uvec4 flags = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("      uvec4 flags2 = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("      vec3 position = vec3(texelFetch(uPerVertexPosition, ivec2(indexPositionH, indexPositionV), 0));"),i.push("      uvec4 color = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("      if (color.a == 0u) {"),i.push("          gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("          return;"),i.push("      };"),i.push("      vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2.r;")),i.push("      vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("      vFragDepth = 1.0 + clipPos.w;"),i.push("      isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("      gl_Position = clipPos;"),i.push("      vec4 rgb = vec4(color.rgba);"),i.push("      vColor = vec4(float(rgb.r*0.5) / 255.0, float(rgb.g*0.5) / 255.0, float(rgb.b*0.5) / 255.0, float(rgb.a) / 255.0);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// LinesDataTextureColorRenderer fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("flat in uint vFlags2;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = vFlags2 > 0u;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { "),r.push("      discard;"),r.push("  }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("   outColor            = vColor;"),r.push("}"),r}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),vc=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null)}},{key:"eagerCreateRenders",value:function(){}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new fc(this._scene,!1)),this._colorRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy()}}]),e}(),gc={};var mc=C((function e(){B(this,e),this.positionsCompressed=[],this.lenPositionsCompressed=0,this.indices8Bits=[],this.lenIndices8Bits=0,this.indices16Bits=[],this.lenIndices16Bits=0,this.indices32Bits=[],this.lenIndices32Bits=0,this.perObjectColors=[],this.perObjectPickColors=[],this.perObjectSolid=[],this.perObjectOffsets=[],this.perObjectPositionsDecodeMatrices=[],this.perObjectInstancePositioningMatrices=[],this.perObjectVertexBases=[],this.perObjectIndexBaseOffsets=[],this.perLineNumberPortionId8Bits=[],this.perLineNumberPortionId16Bits=[],this.perLineNumberPortionId32Bits=[]})),_c=function(){function e(){B(this,e),this.texturePerObjectColorsAndFlags=null,this.texturePerObjectOffsets=null,this.texturePerObjectInstanceMatrices=null,this.texturePerObjectPositionsDecodeMatrix=null,this.texturePerVertexIdCoordinates=null,this.texturePerLineIdPortionIds8Bits=null,this.texturePerLineIdPortionIds16Bits=null,this.texturePerLineIdPortionIds32Bits=null,this.texturePerLineIdIndices8Bits=null,this.texturePerLineIdIndices16Bits=null,this.texturePerLineIdIndices32Bits=null,this.textureModelMatrices=null}return C(e,[{key:"finalize",value:function(){this.indicesPerBitnessTextures={8:this.texturePerLineIdIndices8Bits,16:this.texturePerLineIdIndices16Bits,32:this.texturePerLineIdIndices32Bits},this.indicesPortionIdsPerBitnessTextures={8:this.texturePerLineIdPortionIds8Bits,16:this.texturePerLineIdPortionIds16Bits,32:this.texturePerLineIdPortionIds32Bits}}},{key:"bindCommonTextures",value:function(e,t,i,r,s){this.texturePerObjectPositionsDecodeMatrix.bindTexture(e,t,1),this.texturePerVertexIdCoordinates.bindTexture(e,i,2),this.texturePerObjectColorsAndFlags.bindTexture(e,r,3),this.texturePerObjectInstanceMatrices.bindTexture(e,s,4)}},{key:"bindLineIndicesTextures",value:function(e,t,i,r){this.indicesPortionIdsPerBitnessTextures[r].bindTexture(e,t,5),this.indicesPerBitnessTextures[r].bindTexture(e,i,6)}}]),e}(),yc=function(){function e(t,i,r,s){var n=arguments.length>4&&void 0!==arguments[4]?arguments[4]:null;B(this,e),this._gl=t,this._texture=i,this._textureWidth=r,this._textureHeight=s,this._textureData=n}return C(e,[{key:"bindTexture",value:function(e,t,i){return e.bindTexture(t,this,i)}},{key:"bind",value:function(e){return this._gl.activeTexture(this._gl["TEXTURE"+e]),this._gl.bindTexture(this._gl.TEXTURE_2D,this._texture),!0}},{key:"unbind",value:function(e){}}]),e}(),bc={sizeDataColorsAndFlags:0,sizeDataPositionDecodeMatrices:0,sizeDataTextureOffsets:0,sizeDataTexturePositions:0,sizeDataTextureIndices:0,sizeDataTexturePortionIds:0,numberOfGeometries:0,numberOfPortions:0,numberOfLayers:0,numberOfTextures:0,totalLines:0,totalLines8Bits:0,totalLines16Bits:0,totalLines32Bits:0,cannotCreatePortion:{because10BitsObjectId:0,becauseTextureSize:0},overheadSizeAlignementIndices:0,overheadSizeAlignementEdgeIndices:0};window.printDataTextureRamStats=function(){console.log(JSON.stringify(bc,null,4));var e=0;Object.keys(bc).forEach((function(t){t.startsWith("size")&&(e+=bc[t])})),console.log("Total size ".concat(e," bytes (").concat((e/1e3/1e3).toFixed(2)," MB)")),console.log("Avg bytes / triangle: ".concat((e/bc.totalLines).toFixed(2)));var t={};Object.keys(bc).forEach((function(i){i.startsWith("size")&&(t[i]="".concat((bc[i]/e*100).toFixed(2)," % of total"))})),console.log(JSON.stringify({percentualRamUsage:t},null,4))};var xc=function(){function e(){B(this,e)}return C(e,[{key:"disableBindedTextureFiltering",value:function(e){e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE)}},{key:"generateTextureForColorsAndFlags",value:function(e,t,i,r,s){var n=t.length;this.numPortions=n;var o=4096,a=Math.ceil(n/512);if(0===a)throw"texture height===0";var l=new Uint8Array(16384*a);bc.sizeDataColorsAndFlags+=l.byteLength,bc.numberOfTextures++;for(var u=0;u<n;u++)l.set(t[u],32*u+0),l.set(i[u],32*u+4),l.set([0,0,0,0],32*u+8),l.set([0,0,0,0],32*u+12),l.set([r[u]>>24&255,r[u]>>16&255,r[u]>>8&255,255&r[u]],32*u+16),l.set([s[u]>>24&255,s[u]>>16&255,s[u]>>8&255,255&s[u]],32*u+20);var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA8UI,o,a),e.texSubImage2D(e.TEXTURE_2D,0,0,0,o,a,e.RGBA_INTEGER,e.UNSIGNED_BYTE,l,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new yc(e,c,o,a,l)}},{key:"generateTextureForObjectOffsets",value:function(e,t){var i=512,r=Math.ceil(t/i);if(0===r)throw"texture height===0";var s=new Float32Array(1536*r).fill(0);bc.sizeDataTextureOffsets+=s.byteLength,bc.numberOfTextures++;var n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32F,i,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,i,r,e.RGB,e.FLOAT,s,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new yc(e,n,i,r,s)}},{key:"generateTextureForInstancingMatrices",value:function(e,t){var i=t.length;if(0===i)throw"num instance matrices===0";var r=2048,s=Math.ceil(i/512),n=new Float32Array(8192*s);bc.numberOfTextures++;for(var o=0;o<t.length;o++)n.set(t[o],16*o);var a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGBA,e.FLOAT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new yc(e,a,r,s,n)}},{key:"generateTextureForPositionsDecodeMatrices",value:function(e,t){var i=t.length;if(0===i)throw"num decode+entity matrices===0";var r=2048,s=Math.ceil(i/512),n=new Float32Array(8192*s);bc.sizeDataPositionDecodeMatrices+=n.byteLength,bc.numberOfTextures++;for(var o=0;o<t.length;o++)n.set(t[o],16*o);var a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGBA,e.FLOAT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new yc(e,a,r,s)}},{key:"generateTextureFor8BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/3/r);if(0===s)throw"texture height===0";var n=new Uint8Array(r*s*3);bc.sizeDataTextureIndices+=n.byteLength,bc.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB8UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGB_INTEGER,e.UNSIGNED_BYTE,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new yc(e,c,r,s)}},{key:"generateTextureFor16BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/3/r);if(0===s)throw"texture height===0";var n=new Uint16Array(r*s*3);bc.sizeDataTextureIndices+=n.byteLength,bc.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGB_INTEGER,e.UNSIGNED_SHORT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new yc(e,c,r,s)}},{key:"generateTextureFor32BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/3/r);if(0===s)throw"texture height===0";var n=new Uint32Array(r*s*3);bc.sizeDataTextureIndices+=n.byteLength,bc.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGB_INTEGER,e.UNSIGNED_INT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new yc(e,c,r,s)}},{key:"generateTextureForPositions",value:function(e,t,i){var r=i/3,s=4096,n=Math.ceil(r/s);if(0===n)throw"texture height===0";var o=new Uint16Array(s*n*3);bc.sizeDataTexturePositions+=o.byteLength,bc.numberOfTextures++;for(var a=0,l=0,u=t.length;a<u;a++){var c=t[a];o.set(c,l),l+=c.length}var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,s,n),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,n,e.RGB_INTEGER,e.UNSIGNED_SHORT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new yc(e,A,s,n)}},{key:"generateTextureForPackedPortionIds",value:function(e,t){if(0===t.length)return{texture:null,textureHeight:0};var i=t.length,r=4096,s=Math.ceil(i/r);if(0===s)throw"texture height===0";var n=new Uint16Array(r*s);n.set(t,0),bc.sizeDataTexturePortionIds+=n.byteLength,bc.numberOfTextures++;var o=e.createTexture();return e.bindTexture(e.TEXTURE_2D,o),e.texStorage2D(e.TEXTURE_2D,1,e.R16UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RED_INTEGER,e.UNSIGNED_SHORT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new yc(e,o,r,s)}}]),e}(),wc=new Ba,Bc=wc.maxDataTextureHeight,Pc=new Float32Array(16),Cc=new Uint8Array(4),Mc=new Float32Array(3),Ec=0,Fc=re.identityMat4(),kc=function(){function e(t,i){var r,s,n;B(this,e),bc.numberOfLayers++,this._layerNumber=Ec++,this.sortId="TriDTX-".concat(this._layerNumber),this.layerIndex=i.layerIndex,this._renderers=(r=t.scene,s=r.id,(n=gc[s])||(n=new vc(r),gc[s]=n,n._compile(),n.eagerCreateRenders(),r.on("compile",(function(){n._compile(),n.eagerCreateRenders()})),r.on("destroyed",(function(){delete gc[s],n._destroy()}))),n),this.model=t,this._buffer=new mc,this._dataTextureState=new _c,this._dataTextureGenerator=new xc,this._state=new hi({origin:re.vec3(i.origin),textureState:this._dataTextureState,numIndices8Bits:0,numIndices16Bits:0,numIndices32Bits:0,numVertices:0}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._subPortions=[],this._portionToSubPortionsMap=[],this._bucketGeometries={},this._meshes=[],this._aabb=re.collapseAABB3(),this.aabbDirty=!0,this._numUpdatesInFrame=0,this.primitive=i.primitive,this._finalized=!1}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e){if(this._finalized)throw"Already finalized";var t=e.buckets.length;this._numPortions+t>65536&&bc.cannotCreatePortion.because10BitsObjectId++;var i=this._numPortions+t<=65536,r=void 0!==e.geometryId&&null!==e.geometryId?"".concat(e.geometryId,"#").concat(0):"".concat(e.id,"#").concat(0);if(!this._bucketGeometries[r]){var s=Math.max(this._state.numIndices8Bits,this._state.numIndices16Bits,this._state.numIndices32Bits),n=0,o=0;e.buckets.forEach((function(e){n+=e.positionsCompressed.length/3,o+=e.indices.length/2})),(this._state.numVertices+n>4096*Bc||s+o>4096*Bc)&&bc.cannotCreatePortion.becauseTextureSize++,i&&(i=this._state.numVertices+n<=4096*Bc&&s+o<=4096*Bc)}return i}},{key:"createPortion",value:function(e,t){var i=this;if(this._finalized)throw"Already finalized";var r=[];t.buckets.forEach((function(e,s){var n=void 0!==t.geometryId&&null!==t.geometryId?"".concat(t.geometryId,"#").concat(s):"".concat(t.id,"#").concat(s),o=i._bucketGeometries[n];o||(o=i._createBucketGeometry(t,e),i._bucketGeometries[n]=o);var a=i._createSubPortion(t,o,e);r.push(a)}));var s=this._portionToSubPortionsMap.length;return this._portionToSubPortionsMap.push(r),this.model.numPortions++,this._meshes.push(e),s}},{key:"_createBucketGeometry",value:function(e,t){if(t.indices){var i=8*Math.ceil(t.indices.length/2/8)*2;bc.overheadSizeAlignementIndices+=2*(i-t.indices.length);var r=new Uint32Array(i);r.fill(0),r.set(t.indices),t.indices=r}var s=t.positionsCompressed,n=t.indices,o=this._buffer;o.positionsCompressed.push(s);var a,l=o.lenPositionsCompressed/3,u=s.length/3;o.lenPositionsCompressed+=s.length;var c,A=0;n&&(A=n.length/2,u<=256?(c=o.indices8Bits,a=o.lenIndices8Bits/2,o.lenIndices8Bits+=n.length):u<=65536?(c=o.indices16Bits,a=o.lenIndices16Bits/2,o.lenIndices16Bits+=n.length):(c=o.indices32Bits,a=o.lenIndices32Bits/2,o.lenIndices32Bits+=n.length),c.push(n));return this._state.numVertices+=u,bc.numberOfGeometries++,{vertexBase:l,numVertices:u,numLines:A,indicesBase:a}}},{key:"_createSubPortion",value:function(e,t){var i,r=e.color,s=e.colors,n=e.opacity,o=e.meshMatrix,a=e.pickColor,l=this._buffer,u=this._state;l.perObjectPositionsDecodeMatrices.push(e.positionsDecodeMatrix),l.perObjectInstancePositioningMatrices.push(o||Fc),l.perObjectSolid.push(!!e.solid),s?l.perObjectColors.push([255*s[0],255*s[1],255*s[2],255]):r&&l.perObjectColors.push([r[0],r[1],r[2],n]),l.perObjectPickColors.push(a),l.perObjectVertexBases.push(t.vertexBase),i=t.numVertices<=256?u.numIndices8Bits:t.numVertices<=65536?u.numIndices16Bits:u.numIndices32Bits,l.perObjectIndexBaseOffsets.push(i/2-t.indicesBase);var c=this._subPortions.length;if(t.numLines>0){var A,h=2*t.numLines;t.numVertices<=256?(A=l.perLineNumberPortionId8Bits,u.numIndices8Bits+=h,bc.totalLines8Bits+=t.numLines):t.numVertices<=65536?(A=l.perLineNumberPortionId16Bits,u.numIndices16Bits+=h,bc.totalLines16Bits+=t.numLines):(A=l.perLineNumberPortionId32Bits,u.numIndices32Bits+=h,bc.totalLines32Bits+=t.numLines),bc.totalLines+=t.numLines;for(var d=0;d<t.numLines;d+=8)A.push(c)}return this._subPortions.push({numVertices:t.numLines}),this._numPortions++,bc.numberOfPortions++,c}},{key:"finalize",value:function(){var e=this;if(!this._finalized){var t=this._state,i=this._dataTextureState,r=this.model.scene.canvas.gl,s=this._buffer;t.gl=r,i.texturePerObjectColorsAndFlags=this._dataTextureGenerator.generateTextureForColorsAndFlags(r,s.perObjectColors,s.perObjectPickColors,s.perObjectVertexBases,s.perObjectIndexBaseOffsets,s.perObjectSolid),i.texturePerObjectInstanceMatrices=this._dataTextureGenerator.generateTextureForInstancingMatrices(r,s.perObjectInstancePositioningMatrices),i.texturePerObjectPositionsDecodeMatrix=this._dataTextureGenerator.generateTextureForPositionsDecodeMatrices(r,s.perObjectPositionsDecodeMatrices),i.texturePerVertexIdCoordinates=this._dataTextureGenerator.generateTextureForPositions(r,s.positionsCompressed,s.lenPositionsCompressed),i.texturePerLineIdPortionIds8Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(r,s.perLineNumberPortionId8Bits),i.texturePerLineIdPortionIds16Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(r,s.perLineNumberPortionId16Bits),i.texturePerLineIdPortionIds32Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(r,s.perLineNumberPortionId32Bits),s.lenIndices8Bits>0&&(i.texturePerLineIdIndices8Bits=this._dataTextureGenerator.generateTextureFor8BitIndices(r,s.indices8Bits,s.lenIndices8Bits)),s.lenIndices16Bits>0&&(i.texturePerLineIdIndices16Bits=this._dataTextureGenerator.generateTextureFor16BitIndices(r,s.indices16Bits,s.lenIndices16Bits)),s.lenIndices32Bits>0&&(i.texturePerLineIdIndices32Bits=this._dataTextureGenerator.generateTextureFor32BitIndices(r,s.indices32Bits,s.lenIndices32Bits)),i.finalize(),this._buffer=null,this._bucketGeometries={},this._finalized=!0,this._deferredSetFlagsDirty=!1,this._onSceneRendering=this.model.scene.on("rendering",(function(){e._deferredSetFlagsDirty&&e._uploadDeferredFlags(),e._numUpdatesInFrame=0}))}}},{key:"initFlags",value:function(e,t,i){t&Ke&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&$e&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&qe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&et&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Ye&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Je&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Xe&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,true),this._setFlags2(e,t,true)}},{key:"flushInitFlags",value:function(){this._setDeferredFlags(),this._setDeferredFlags2()}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Ye?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags2(e,t)}},{key:"_beginDeferredFlags",value:function(){this._deferredSetFlagsActive=!0}},{key:"_uploadDeferredFlags",value:function(){if(this._deferredSetFlagsActive=!1,this._deferredSetFlagsDirty){this._deferredSetFlagsDirty=!1;var e=this.model.scene.canvas.gl,t=this._dataTextureState;e.bindTexture(e.TEXTURE_2D,t.texturePerObjectColorsAndFlags._texture),e.texSubImage2D(e.TEXTURE_2D,0,0,0,t.texturePerObjectColorsAndFlags._textureWidth,t.texturePerObjectColorsAndFlags._textureHeight,e.RGBA_INTEGER,e.UNSIGNED_BYTE,t.texturePerObjectColorsAndFlags._textureData)}}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numCulledLayerPortions+=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions-=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Je?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],r=0,s=i.length;r<s;r++)this._subPortionSetColor(i[r],t)}},{key:"_subPortionSetColor",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dataTextureState,r=this.model.scene.canvas.gl;Cc[0]=t[0],Cc[1]=t[1],Cc[2]=t[2],Cc[3]=t[3],i.texturePerObjectColorsAndFlags._textureData.set(Cc,32*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),r.bindTexture(r.TEXTURE_2D,i.texturePerObjectColorsAndFlags._texture),r.texSubImage2D(r.TEXTURE_2D,0,e%512*8,Math.floor(e/512),1,1,r.RGBA_INTEGER,r.UNSIGNED_BYTE,Cc))}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){for(var r=arguments.length>3&&void 0!==arguments[3]&&arguments[3],s=this._portionToSubPortionsMap[e],n=0,o=s.length;n<o;n++)this._subPortionSetFlags(s[n],t,i,r)}},{key:"_subPortionSetFlags",value:function(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(!this._finalized)throw"Not finalized";var s,n,o=!!(t&Ke),a=!!(t&qe),l=!!(t&$e),u=!!(t&et),c=!!(t&Je),A=!!(t&Xe);s=!o||A||a?Uo.NOT_RENDERED:i?Uo.COLOR_TRANSPARENT:Uo.COLOR_OPAQUE,n=!o||A?Uo.NOT_RENDERED:u?Uo.SILHOUETTE_SELECTED:l?Uo.SILHOUETTE_HIGHLIGHTED:a?Uo.SILHOUETTE_XRAYED:Uo.NOT_RENDERED;var h=o&&!A&&c?Uo.PICK:Uo.NOT_RENDERED,d=this._dataTextureState,p=this.model.scene.canvas.gl;Cc[0]=s,Cc[1]=n,Cc[3]=h,d.texturePerObjectColorsAndFlags._textureData.set(Cc,32*e+8),this._deferredSetFlagsActive||r?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),p.bindTexture(p.TEXTURE_2D,d.texturePerObjectColorsAndFlags._texture),p.texSubImage2D(p.TEXTURE_2D,0,e%512*8+2,Math.floor(e/512),1,1,p.RGBA_INTEGER,p.UNSIGNED_BYTE,Cc))}},{key:"_setDeferredFlags",value:function(){}},{key:"_setFlags2",value:function(e,t){for(var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2],r=this._portionToSubPortionsMap[e],s=0,n=r.length;s<n;s++)this._subPortionSetFlags2(r[s],t,i)}},{key:"_subPortionSetFlags2",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2];if(!this._finalized)throw"Not finalized";var r=t&Ye?255:0,s=this._dataTextureState,n=this.model.scene.canvas.gl;Cc[0]=r,Cc[1]=0,Cc[2]=1,Cc[3]=2,s.texturePerObjectColorsAndFlags._textureData.set(Cc,32*e+12),this._deferredSetFlagsActive||i?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),n.bindTexture(n.TEXTURE_2D,s.texturePerObjectColorsAndFlags._texture),n.texSubImage2D(n.TEXTURE_2D,0,e%512*8+3,Math.floor(e/512),1,1,n.RGBA_INTEGER,n.UNSIGNED_BYTE,Cc))}},{key:"_setDeferredFlags2",value:function(){}},{key:"setOffset",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],r=0,s=i.length;r<s;r++)this._subPortionSetOffset(i[r],t)}},{key:"_subPortionSetOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dataTextureState,r=this.model.scene.canvas.gl;Mc[0]=t[0],Mc[1]=t[1],Mc[2]=t[2],i.texturePerObjectOffsets._textureData.set(Mc,3*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),r.bindTexture(r.TEXTURE_2D,i.texturePerObjectOffsets._texture),r.texSubImage2D(r.TEXTURE_2D,0,0,e,1,1,r.RGB,r.FLOAT,Mc))}},{key:"setMatrix",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],r=0,s=i.length;r<s;r++)this._subPortionSetMatrix(i[r],t)}},{key:"_subPortionSetMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dataTextureState,r=this.model.scene.canvas.gl;Pc.set(t),i.texturePerObjectInstanceMatrices._textureData.set(Pc,16*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),r.bindTexture(r.TEXTURE_2D,i.texturePerObjectInstanceMatrices._texture),r.texSubImage2D(r.TEXTURE_2D,0,e%512*4,Math.floor(e/512),4,1,r.RGBA,r.FLOAT,Pc))}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){}},{key:"drawSilhouetteHighlighted",value:function(e,t){}},{key:"drawSilhouetteSelected",value:function(e,t){}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawOcclusion",value:function(e,t){}},{key:"drawShadow",value:function(e,t){}},{key:"setPickMatrices",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){}},{key:"drawPickDepths",value:function(e,t){}},{key:"drawSnapInit",value:function(e,t){}},{key:"drawSnap",value:function(e,t){}},{key:"drawPickNormals",value:function(e,t){}},{key:"destroy",value:function(){if(!this._destroyed){var e=this._state;this.model.scene.off(this._onSceneRendering),e.destroy(),this._destroyed=!0}}}]),e}(),Ic=re.vec3(),Dc=re.vec3(),Sc=re.vec3();re.vec3();var Tc=re.vec4(),Lc=re.mat4(),Rc=function(){function e(t,i){B(this,e),this._scene=t,this._withSAO=i,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,i){var r=this._scene,s=r.camera,n=t.model,o=r.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=n.position,A=n.rotationMatrix;if(this._program||(this._allocate(),!this.errors)){var h,d;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var p=0!==u[0]||0!==u[1]||0!==u[2],f=0!==c[0]||0!==c[1]||0!==c[2];if(p||f){var v=Ic;if(p){var g=re.transformPoint3(A,u,Dc);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=c[0],v[1]+=c[1],v[2]+=c[2],h=He(s.viewMatrix,v,Lc),(d=Sc)[0]=s.eye[0]-v[0],d[1]=s.eye[1]-v[1],d[2]=s.eye[2]-v[2]}else h=s.viewMatrix,d=s.eye;if(o.uniformMatrix4fv(this._uSceneModelMatrix,!1,A),o.uniformMatrix4fv(this._uViewMatrix,!1,h),o.uniformMatrix4fv(this._uProjMatrix,!1,s.projMatrix),o.uniform3fv(this._uCameraEyeRtc,d),o.uniform1i(this._uRenderPass,i),r.logarithmicDepthBufferEnabled){var m=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,m)}var _=r._sectionPlanesState.getNumAllocatedSectionPlanes(),y=r._sectionPlanesState.sectionPlanes.length;if(_>0)for(var b=r._sectionPlanesState.sectionPlanes,x=t.layerIndex*y,w=n.renderFlags,B=0;B<_;B++){var P=this._uSectionPlanes[B];if(P)if(B<y){var C=w.sectionPlanesActivePerLayer[x+B];if(o.uniform1i(P.active,C?1:0),C){var M=b[B];if(u){var E=We(M.dist,M.dir,u,Ic,n.matrix);o.uniform3fv(P.pos,E)}else o.uniform3fv(P.pos,M.pos);o.uniform3fv(P.dir,M.dir)}}else o.uniform1i(P.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl,i=e._lightsState;if(this._program=new zt(t,this._buildShader()),this._program.errors)return this.errors=this._program.errors,void console.error(this.errors);var r=this._program;this._uRenderPass=r.getLocation("renderPass"),this._uLightAmbient=r.getLocation("lightAmbient"),this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];for(var s=i.lights,n=0,o=s.length;n<o;n++)switch(s[n].type){case"dir":this._uLightColor[n]=r.getLocation("lightColor"+n),this._uLightPos[n]=null,this._uLightDir[n]=r.getLocation("lightDir"+n);break;case"point":this._uLightColor[n]=r.getLocation("lightColor"+n),this._uLightPos[n]=r.getLocation("lightPos"+n),this._uLightDir[n]=null,this._uLightAttenuation[n]=r.getLocation("lightAttenuation"+n);break;case"spot":this._uLightColor[n]=r.getLocation("lightColor"+n),this._uLightPos[n]=r.getLocation("lightPos"+n),this._uLightDir[n]=r.getLocation("lightDir"+n),this._uLightAttenuation[n]=r.getLocation("lightAttenuation"+n)}this._uSceneModelMatrix=r.getLocation("sceneModelMatrix"),this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(var a=0,l=e._sectionPlanesState.getNumAllocatedSectionPlanes();a<l;a++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+a),pos:r.getLocation("sectionPlanePos"+a),dir:r.getLocation("sectionPlaneDir"+a)});this._withSAO&&(this._uOcclusionTexture="uOcclusionTexture",this._uSAOParams=r.getLocation("uSAOParams")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=r.getLocation("uCameraEyeRtc")}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,r=this._program,s=t._lightsState.lights,n=t.camera.project;r.bind(),this._uLightAmbient&&i.uniform4fv(this._uLightAmbient,t._lightsState.getAmbientColorAndIntensity());for(var o=0,a=s.length;o<a;o++){var l=s[o];this._uLightColor[o]&&i.uniform4f(this._uLightColor[o],l.color[0],l.color[1],l.color[2],l.intensity),this._uLightPos[o]&&(i.uniform3fv(this._uLightPos[o],l.pos),this._uLightAttenuation[o]&&i.uniform1f(this._uLightAttenuation[o],l.attenuation)),this._uLightDir[o]&&i.uniform3fv(this._uLightDir[o],l.dir)}if(this._withSAO){var u=t.sao;if(u.possible){var c=i.drawingBufferWidth,A=i.drawingBufferHeight;Tc[0]=c,Tc[1]=A,Tc[2]=u.blendCutoff,Tc[3]=u.blendFactor,i.uniform4fv(this._uSAOParams,Tc),this._program.bindTexture(this._uOcclusionTexture,e.occlusionTexture,10)}}if(t.logarithmicDepthBufferEnabled){var h=2/(Math.log(n.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,h)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e,t=this._scene,i=t._sectionPlanesState,r=t._lightsState,s=i.getNumAllocatedSectionPlanes()>0,n=[];n.push("#version 300 es"),n.push("// TrianglesDataTextureColorRenderer vertex shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("precision highp usampler2D;"),n.push("precision highp isampler2D;"),n.push("precision highp sampler2D;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("precision mediump usampler2D;"),n.push("precision mediump isampler2D;"),n.push("precision mediump sampler2D;"),n.push("#endif"),n.push("uniform int renderPass;"),n.push("uniform mat4 sceneModelMatrix;"),n.push("uniform mat4 viewMatrix;"),n.push("uniform mat4 projMatrix;"),n.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),n.push("uniform highp sampler2D uTexturePerObjectMatrix;"),n.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),n.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),n.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),n.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),n.push("uniform vec3 uCameraEyeRtc;"),n.push("vec3 positions[3];"),t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("out float isPerspective;")),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("uniform vec4 lightAmbient;");for(var o=0,a=r.lights.length;o<a;o++)"ambient"!==(e=r.lights[o]).type&&(n.push("uniform vec4 lightColor"+o+";"),"dir"===e.type&&n.push("uniform vec3 lightDir"+o+";"),"point"===e.type&&n.push("uniform vec3 lightPos"+o+";"),"spot"===e.type&&(n.push("uniform vec3 lightPos"+o+";"),n.push("uniform vec3 lightDir"+o+";")));s&&(n.push("out vec4 vWorldPosition;"),n.push("flat out uint vFlags2;")),n.push("out vec4 vColor;"),n.push("void main(void) {"),n.push("int polygonIndex = gl_VertexID / 3;"),n.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),n.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),n.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),n.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),n.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),n.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),n.push("if (int(flags.x) != renderPass) {"),n.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),n.push("   return;"),n.push("} else {"),n.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),n.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),n.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),n.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),n.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),n.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),n.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),n.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),n.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),n.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),n.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),n.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),n.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),n.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),n.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),n.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),n.push("if (color.a == 0u) {"),n.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),n.push("   return;"),n.push("};"),n.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),n.push("vec3 position;"),n.push("position = positions[gl_VertexID % 3];"),n.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),n.push("if (solid != 1u) {"),n.push("if (isPerspectiveMatrix(projMatrix)) {"),n.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),n.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),n.push("position = positions[2 - (gl_VertexID % 3)];"),n.push("viewNormal = -viewNormal;"),n.push("}"),n.push("} else {"),n.push("if (viewNormal.z < 0.0) {"),n.push("position = positions[2 - (gl_VertexID % 3)];"),n.push("viewNormal = -viewNormal;"),n.push("}"),n.push("}"),n.push("}"),n.push("vec4 worldPosition = sceneModelMatrix * ((objectDecodeAndInstanceMatrix * vec4(position, 1.0))); "),n.push("vec4 viewPosition = viewMatrix * worldPosition; "),n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;");for(var l=0,u=r.lights.length;l<u;l++)if("ambient"!==(e=r.lights[l]).type){if("dir"===e.type)"view"===e.space?n.push("viewLightDir = normalize(lightDir"+l+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+l+", 0.0)).xyz);");else if("point"===e.type)"view"===e.space?n.push("viewLightDir = -normalize(lightPos"+l+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+l+", 0.0)).xyz);");else{if("spot"!==e.type)continue;"view"===e.space?n.push("viewLightDir = normalize(lightDir"+l+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+l+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+l+".rgb * lightColor"+l+".a);")}return n.push("vec3 rgb = vec3(color.rgb) / 255.0;"),n.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(n.push("vWorldPosition = worldPosition;"),n.push("vFlags2 = flags2.r;")),n.push("gl_Position = clipPos;"),n.push("}"),n.push("}"),n}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// TrianglesDataTextureColorRenderer fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),this._withSAO&&(r.push("uniform sampler2D uOcclusionTexture;"),r.push("uniform vec4      uSAOParams;"),r.push("const float       packUpscale = 256. / 255.;"),r.push("const float       unpackDownScale = 255. / 256.;"),r.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),r.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),r.push("float unpackRGBToFloat( const in vec4 v ) {"),r.push("    return dot( v, unPackFactors );"),r.push("}")),i){r.push("in vec4 vWorldPosition;"),r.push("flat in uint vFlags2;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = vFlags2 > 0u;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { "),r.push("      discard;"),r.push("  }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(r.push("   float viewportWidth     = uSAOParams[0];"),r.push("   float viewportHeight    = uSAOParams[1];"),r.push("   float blendCutoff       = uSAOParams[2];"),r.push("   float blendFactor       = uSAOParams[3];"),r.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),r.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),r.push("   outColor            = vec4(vColor.rgb * ambient, 1.0);")):r.push("   outColor            = vColor;"),r.push("}"),r}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),Uc=new Float32Array([1,1,1]),Oc=re.vec3(),Nc=re.vec3(),Qc=re.vec3();re.vec3();var Vc=re.mat4(),Hc=function(){function e(t,i){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=this._scene,s=r.camera,n=t.model,o=r.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=n.position,A=n.rotationMatrix,h=s.viewMatrix;if(this._program||(this._allocate(),!this.errors)){var d,p;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),u||0!==c[0]||0!==c[1]||0!==c[2]){var f=Oc;if(u){var v=Nc;re.transformPoint3(A,u,v),f[0]=v[0],f[1]=v[1],f[2]=v[2]}else f[0]=0,f[1]=0,f[2]=0;f[0]+=c[0],f[1]+=c[1],f[2]+=c[2],d=He(h,f,Vc),(p=Qc)[0]=s.eye[0]-f[0],p[1]=s.eye[1]-f[1],p[2]=s.eye[2]-f[2]}else d=h,p=s.eye;if(o.uniform3fv(this._uCameraEyeRtc,p),o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uWorldMatrix,!1,A),o.uniformMatrix4fv(this._uViewMatrix,!1,d),o.uniformMatrix4fv(this._uProjMatrix,!1,s.projMatrix),i===Uo.SILHOUETTE_XRAYED){var g=r.xrayMaterial._state,m=g.fillColor,_=g.fillAlpha;o.uniform4f(this._uColor,m[0],m[1],m[2],_)}else if(i===Uo.SILHOUETTE_HIGHLIGHTED){var y=r.highlightMaterial._state,b=y.fillColor,x=y.fillAlpha;o.uniform4f(this._uColor,b[0],b[1],b[2],x)}else if(i===Uo.SILHOUETTE_SELECTED){var w=r.selectedMaterial._state,B=w.fillColor,P=w.fillAlpha;o.uniform4f(this._uColor,B[0],B[1],B[2],P)}else o.uniform4fv(this._uColor,Uc);if(r.logarithmicDepthBufferEnabled){var C=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,C)}var M=r._sectionPlanesState.getNumAllocatedSectionPlanes(),E=r._sectionPlanesState.sectionPlanes.length;if(M>0)for(var F=r._sectionPlanesState.sectionPlanes,k=t.layerIndex*E,I=n.renderFlags,D=0;D<M;D++){var S=this._uSectionPlanes[D];if(S)if(D<E){var T=I.sectionPlanesActivePerLayer[k+D];if(o.uniform1i(S.active,T?1:0),T){var L=F[D];if(u){var R=We(L.dist,L.dir,u,Oc,n.matrix);o.uniform3fv(S.pos,R)}else o.uniform3fv(S.pos,L.pos);o.uniform3fv(S.dir,L.dir)}}else o.uniform1i(S.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new zt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uColor=i.getLocation("color"),this._uWorldMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,r=t.camera.project;if(this._program.bind(),t.logarithmicDepthBufferEnabled){var s=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,s)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture silhouette vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.y) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix *  (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture draw fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("uniform vec4 color;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    outColor = color;"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),jc=new Float32Array([0,0,0,1]),Gc=re.vec3(),zc=re.vec3();re.vec3();var Wc=re.mat4(),Kc=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=r.position,A=r.rotationMatrix,h=n.viewMatrix;if(this._program||(this._allocate(t),!this.errors)){var d;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var p=0!==u[0]||0!==u[1]||0!==u[2],f=0!==c[0]||0!==c[1]||0!==c[2];if(p||f){var v=Gc;if(p){var g=re.transformPoint3(A,u,zc);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=c[0],v[1]+=c[1],v[2]+=c[2],d=He(h,v,Wc)}else d=h;if(o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uSceneModelMatrix,!1,A),o.uniformMatrix4fv(this._uViewMatrix,!1,d),o.uniformMatrix4fv(this._uProjMatrix,!1,n.projMatrix),i===Uo.EDGES_XRAYED){var m=s.xrayMaterial._state,_=m.edgeColor,y=m.edgeAlpha;o.uniform4f(this._uColor,_[0],_[1],_[2],y)}else if(i===Uo.EDGES_HIGHLIGHTED){var b=s.highlightMaterial._state,x=b.edgeColor,w=b.edgeAlpha;o.uniform4f(this._uColor,x[0],x[1],x[2],w)}else if(i===Uo.EDGES_SELECTED){var B=s.selectedMaterial._state,P=B.edgeColor,C=B.edgeAlpha;o.uniform4f(this._uColor,P[0],P[1],P[2],C)}else o.uniform4fv(this._uColor,jc);var M=s._sectionPlanesState.getNumAllocatedSectionPlanes(),E=s._sectionPlanesState.sectionPlanes.length;if(M>0)for(var F=s._sectionPlanesState.sectionPlanes,k=t.layerIndex*E,I=r.renderFlags,D=0;D<M;D++){var S=this._uSectionPlanes[D];if(S)if(D<E){var T=I.sectionPlanesActivePerLayer[k+D];if(o.uniform1i(S.active,T?1:0),T){var L=F[D];if(u){var R=We(L.dist,L.dir,u,Gc,r.matrix);o.uniform3fv(S.pos,R)}else o.uniform3fv(S.pos,L.pos);o.uniform3fv(S.dir,L.dir)}}else o.uniform1i(S.active,0)}a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),o.drawArrays(o.LINES,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),o.drawArrays(o.LINES,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),o.drawArrays(o.LINES,0,a.numEdgeIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new zt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uColor=i.getLocation("color"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uWorldMatrix=i.getLocation("worldMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix"}}},{key:"_bindProgram",value:function(){var e=this._scene,t=e.canvas.gl,i=this._program,r=e.camera.project;if(i.bind(),e.logarithmicDepthBufferEnabled){var s=2/(Math.log(r.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,s)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// DTXTrianglesEdgesRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),i.push("uniform vec4 color;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.z) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("mat4 matrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// DTXTrianglesEdgesRenderer fragment shader"),e.logarithmicDepthBufferEnabled&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in vec4 vColor;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { discard; }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outColor            = vColor;"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),Xc=re.vec3(),Jc=re.vec3(),Yc=re.mat4(),Zc=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=r.position,A=r.rotationMatrix,h=n.viewMatrix;if(this._program||(this._allocate(),!this.errors)){var d;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var p=0!==u[0]||0!==u[1]||0!==u[2],f=0!==c[0]||0!==c[1]||0!==c[2];if(p||f){var v=Xc;if(p){var g=re.transformPoint3(A,u,Jc);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=c[0],v[1]+=c[1],v[2]+=c[2],d=He(h,v,Yc)}else d=h;o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uSceneModelMatrix,!1,A),o.uniformMatrix4fv(this._uViewMatrix,!1,d),o.uniformMatrix4fv(this._uProjMatrix,!1,n.projMatrix);var m=s._sectionPlanesState.getNumAllocatedSectionPlanes(),_=s._sectionPlanesState.sectionPlanes.length;if(m>0)for(var y=s._sectionPlanesState.sectionPlanes,b=t.layerIndex*_,x=r.renderFlags,w=0;w<m;w++){var B=this._uSectionPlanes[w];if(B)if(w<_){var P=x.sectionPlanesActivePerLayer[b+w];if(o.uniform1i(B.active,P?1:0),P){var C=y[w];if(u){var M=We(C.dist,C.dir,u,Xc,r.matrix);o.uniform3fv(B.pos,M)}else o.uniform3fv(B.pos,C.pos);o.uniform3fv(B.dir,C.dir)}}else o.uniform1i(B.active,0)}a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),o.drawArrays(o.LINES,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),o.drawArrays(o.LINES,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),o.drawArrays(o.LINES,0,a.numEdgeIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new zt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix"}}},{key:"_bindProgram",value:function(){var e=this._scene,t=e.canvas.gl,i=this._program,r=e.camera.project;if(i.bind(),e.logarithmicDepthBufferEnabled){var s=2/(Math.log(r.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,s)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesDataTextureEdgesColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled,i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uObjectPerObjectOffsets;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.z) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vec4 rgb = vec4(color.rgba);"),i.push("vColor = vec4(float(rgb.r*0.5) / 255.0, float(rgb.g*0.5) / 255.0, float(rgb.b*0.5) / 255.0, float(rgb.a) / 255.0);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTextureEdgesColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in vec4 vColor;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { discard; }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outColor            = vColor;"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),qc=re.vec3(),$c=re.vec3(),eA=re.vec3(),tA=re.mat4(),iA=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(t),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e));var r,s,n=t.model,o=n.scene,a=o.camera,l=o.canvas.gl,u=t._state,c=u.textureState,A=t._state.origin,h=n.position,d=n.rotationMatrix,p=e.pickViewMatrix||a.viewMatrix,f=e.pickProjMatrix||a.projMatrix,v=e.pickOrigin||a.eye,g=e.pickProjMatrix?e.pickZFar:a.project.far;c.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var m=0!==A[0]||0!==A[1]||0!==A[2],_=0!==h[0]||0!==h[1]||0!==h[2];if(m||_){var y=qc;if(m){var b=re.transformPoint3(d,A,$c);y[0]=b[0],y[1]=b[1],y[2]=b[2]}else y[0]=0,y[1]=0,y[2]=0;y[0]+=h[0],y[1]+=h[1],y[2]+=h[2],r=He(p,y,tA),(s=eA)[0]=v[0]-y[0],s[1]=v[1]-y[1],s[2]=v[2]-y[2]}else r=p,s=v;if(l.uniform2fv(this._uPickClipPos,e.pickClipPos),l.uniform2f(this._uDrawingBufferSize,l.drawingBufferWidth,l.drawingBufferHeight),l.uniformMatrix4fv(this._uSceneModelMatrix,!1,d),l.uniformMatrix4fv(this._uViewMatrix,!1,r),l.uniformMatrix4fv(this._uProjMatrix,!1,f),l.uniform3fv(this._uCameraEyeRtc,s),l.uniform1i(this._uRenderPass,i),o.logarithmicDepthBufferEnabled){var x=2/(Math.log(g+1)/Math.LN2);l.uniform1f(this._uLogDepthBufFC,x)}var w=o._sectionPlanesState.getNumAllocatedSectionPlanes(),B=o._sectionPlanesState.sectionPlanes.length;if(w>0)for(var P=o._sectionPlanesState.sectionPlanes,C=t.layerIndex*B,M=n.renderFlags,E=0;E<w;E++){var F=this._uSectionPlanes[E];if(F)if(E<B){var k=M.sectionPlanesActivePerLayer[C+E];if(l.uniform1i(F.active,k?1:0),k){var I=P[E];if(A){var D=We(I.dist,I.dir,A,qc,n.matrix);l.uniform3fv(F.pos,D)}else l.uniform3fv(F.pos,I.pos);l.uniform3fv(F.dir,I.dir)}}else l.uniform1i(F.active,0)}u.numIndices8Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),l.drawArrays(l.TRIANGLES,0,u.numIndices8Bits)),u.numIndices16Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),l.drawArrays(l.TRIANGLES,0,u.numIndices16Bits)),u.numIndices32Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),l.drawArrays(l.TRIANGLES,0,u.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new zt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(e){var t=this._scene.canvas.gl;this._program.bind(),t.uniform1i(this._uPickInvisible,e.pickInvisible)}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry picking vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform bool pickInvisible;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("smooth out vec4 vWorldPosition;"),i.push("flat out uvec4 vFlags2;")),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("vPickColor = vec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+1, objectIndexCoords.y), 0)) / 255.0;"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry picking fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uvec4 vFlags2;");for(var r=0;r<e._sectionPlanesState.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in vec4 vPickColor;"),i.push("out vec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2.x) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(r=0;r<e._sectionPlanesState.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outPickColor = vPickColor; "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),rA=re.vec3(),sA=re.vec3(),nA=re.vec3();re.vec3();var oA=re.mat4(),aA=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r,s,n=t.model,o=n.scene,a=o.camera,l=o.canvas.gl,u=t._state,c=u.textureState,A=t._state.origin,h=n.position,d=n.rotationMatrix,p=e.pickViewMatrix||a.viewMatrix,f=e.pickProjMatrix||a.projMatrix,v=e.pickOrigin||a.eye,g=e.pickProjMatrix?e.pickZFar:a.project.far;if(this._program||this._allocate(),e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),c.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),A||0!==h[0]||0!==h[1]||0!==h[2]){var m=rA;if(A){var _=sA;re.transformPoint3(d,A,_),m[0]=_[0],m[1]=_[1],m[2]=_[2]}else m[0]=0,m[1]=0,m[2]=0;m[0]+=h[0],m[1]+=h[1],m[2]+=h[2],r=He(p,m,oA),(s=nA)[0]=v[0]-m[0],s[1]=v[1]-m[1],s[2]=v[2]-m[2],e.snapPickOrigin[0]=m[0],e.snapPickOrigin[1]=m[1],e.snapPickOrigin[2]=m[2]}else r=p,s=v,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;if(l.uniform3fv(this._uCameraEyeRtc,s),l.uniform1i(this._uRenderPass,i),l.uniform1i(this._uPickInvisible,e.pickInvisible),l.uniform2fv(this._uPickClipPos,e.pickClipPos),l.uniform2f(this._uDrawingBufferSize,l.drawingBufferWidth,l.drawingBufferHeight),l.uniform1f(this._uPickZNear,e.pickZNear),l.uniform1f(this._uPickZFar,e.pickZFar),l.uniformMatrix4fv(this._uSceneModelMatrix,!1,d),l.uniformMatrix4fv(this._uViewMatrix,!1,r),l.uniformMatrix4fv(this._uProjMatrix,!1,f),o.logarithmicDepthBufferEnabled){var y=2/(Math.log(g+1)/Math.LN2);l.uniform1f(this._uLogDepthBufFC,y)}var b=o._sectionPlanesState.getNumAllocatedSectionPlanes(),x=o._sectionPlanesState.sectionPlanes.length;if(b>0)for(var w=o._sectionPlanesState.sectionPlanes,B=t.layerIndex*x,P=n.renderFlags,C=0;C<b;C++){var M=this._uSectionPlanes[C];if(M)if(C<x){var E=P.sectionPlanesActivePerLayer[B+C];if(l.uniform1i(M.active,E?1:0),E){var F=w[C];if(A){var k=We(F.dist,F.dir,A,rA,n.matrix);l.uniform3fv(M.pos,k)}else l.uniform3fv(M.pos,F.pos);l.uniform3fv(M.dir,F.dir)}}else l.uniform1i(M.active,0)}u.numIndices8Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),l.drawArrays(l.TRIANGLES,0,u.numIndices8Bits)),u.numIndices16Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),l.drawArrays(l.TRIANGLES,0,u.numIndices16Bits)),u.numIndices32Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),l.drawArrays(l.TRIANGLES,0,u.numIndices32Bits)),e.drawElements++}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new zt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});this._uPickZNear=i.getLocation("pickZNear"),this._uPickZFar=i.getLocation("pickZFar"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform bool pickInvisible;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2.r;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),i.push("uniform float pickZNear;"),i.push("uniform float pickZFar;"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0;r<e._sectionPlanesState.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in vec4 vViewPosition;"),i.push("vec4 packDepth(const in float depth) {"),i.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),i.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),i.push("  vec4 res = fract(depth * bitShift);"),i.push("  res -= res.xxyz * bitMask;"),i.push("  return res;"),i.push("}"),i.push("out vec4 outPackedDepth;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(r=0;r<e._sectionPlanesState.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),i.push("    outPackedDepth = packDepth(zNormalizedDepth); "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),lA=re.vec3(),uA=re.vec3(),cA=re.vec3(),AA=re.vec3();re.vec3();var hA=re.mat4(),dA=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r,s,n=t.model,o=n.scene,a=o.camera,l=o.canvas.gl,u=t._state,c=u.textureState,A=t._state.origin,h=n.position,d=n.rotationMatrix,p=t.aabb,f=e.pickViewMatrix||a.viewMatrix,v=lA;v[0]=re.safeInv(p[3]-p[0])*re.MAX_INT,v[1]=re.safeInv(p[4]-p[1])*re.MAX_INT,v[2]=re.safeInv(p[5]-p[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(v[0]),e.snapPickCoordinateScale[1]=re.safeInv(v[1]),e.snapPickCoordinateScale[2]=re.safeInv(v[2]),c.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var g=0!==A[0]||0!==A[1]||0!==A[2],m=0!==h[0]||0!==h[1]||0!==h[2];if(g||m){var _=uA;if(g){var y=re.transformPoint3(d,A,cA);_[0]=y[0],_[1]=y[1],_[2]=y[2]}else _[0]=0,_[1]=0,_[2]=0;_[0]+=h[0],_[1]+=h[1],_[2]+=h[2],r=He(f,_,hA),(s=AA)[0]=a.eye[0]-_[0],s[1]=a.eye[1]-_[1],s[2]=a.eye[2]-_[2],e.snapPickOrigin[0]=_[0],e.snapPickOrigin[1]=_[1],e.snapPickOrigin[2]=_[2]}else r=f,s=a.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;l.uniform3fv(this._uCameraEyeRtc,s),l.uniform2fv(this.uVectorA,e.snapVectorA),l.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),l.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),l.uniform3fv(this._uCoordinateScaler,v),l.uniform1i(this._uRenderPass,i),l.uniform1i(this._uPickInvisible,e.pickInvisible),l.uniformMatrix4fv(this._uSceneModelMatrix,!1,d),l.uniformMatrix4fv(this._uViewMatrix,!1,r),l.uniformMatrix4fv(this._uProjMatrix,!1,a.projMatrix);var b=2/(Math.log(e.pickZFar+1)/Math.LN2);l.uniform1f(this._uLogDepthBufFC,b);var x=o._sectionPlanesState.getNumAllocatedSectionPlanes(),w=o._sectionPlanesState.sectionPlanes.length;if(x>0)for(var B=o._sectionPlanesState.sectionPlanes,P=t.layerIndex*w,C=n.renderFlags,M=0;M<x;M++){var E=this._uSectionPlanes[M];if(E)if(M<w){var F=C.sectionPlanesActivePerLayer[P+M];if(l.uniform1i(E.active,F?1:0),F){var k=B[M];if(A){var I=We(k.dist,k.dir,A,lA,n.matrix);l.uniform3fv(E.pos,I)}else l.uniform3fv(E.pos,k.pos);l.uniform3fv(E.dir,k.dir)}}else l.uniform1i(E.active,0)}var D="edge"===e.snapMode?l.LINES:l.POINTS;u.numEdgeIndices8Bits>0&&(c.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),l.drawArrays(D,0,u.numEdgeIndices8Bits)),u.numEdgeIndices16Bits>0&&(c.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),l.drawArrays(D,0,u.numEdgeIndices16Bits)),u.numEdgeIndices32Bits>0&&(c.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),l.drawArrays(D,0,u.numEdgeIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new zt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});this._uLogDepthBufFC=i.getLocation("logDepthBufFC"),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTextureModelMatrices="uTextureModelMatrices",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc"),this.uVectorA=i.getLocation("uSnapVectorA"),this.uInverseVectorAB=i.getLocation("uSnapInvVectorAB"),this._uLayerNumber=i.getLocation("uLayerNumber"),this._uCoordinateScaler=i.getLocation("uCoordinateScaler")}}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry edges drawing vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 uSnapVectorA;"),i.push("uniform vec2 uSnapInvVectorAB;"),i.push("vec3 positions[3];"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - uSnapVectorA.x) * uSnapInvVectorAB.x;"),i.push("    float y = (clipPos.y - uSnapVectorA.y) * uSnapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vViewPosition;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("}"),i.push("{"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vViewPosition = clipPos;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int uLayerNumber;"),i.push("uniform vec3 uCoordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var n=0;n<e._sectionPlanesState.getNumAllocatedSectionPlanes();n++)i.push("      if (sectionPlaneActive"+n+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz * uCoordinateScaler.xyz, uLayerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),pA=re.vec3(),fA=re.vec3(),vA=re.vec3(),gA=re.vec3();re.vec3();var mA=re.mat4(),_A=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){this._program||this._allocate(),e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r,s,n=t.model,o=n.scene,a=o.camera,l=o.canvas.gl,u=t._state,c=u.textureState,A=t._state.origin,h=n.position,d=n.rotationMatrix,p=t.aabb,f=e.pickViewMatrix||a.viewMatrix,v=pA;v[0]=re.safeInv(p[3]-p[0])*re.MAX_INT,v[1]=re.safeInv(p[4]-p[1])*re.MAX_INT,v[2]=re.safeInv(p[5]-p[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(v[0]),e.snapPickCoordinateScale[1]=re.safeInv(v[1]),e.snapPickCoordinateScale[2]=re.safeInv(v[2]),c.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var g=0!==A[0]||0!==A[1]||0!==A[2],m=0!==h[0]||0!==h[1]||0!==h[2];if(g||m){var _=fA;if(g){var y=vA;re.transformPoint3(d,A,y),_[0]=y[0],_[1]=y[1],_[2]=y[2]}else _[0]=0,_[1]=0,_[2]=0;_[0]+=h[0],_[1]+=h[1],_[2]+=h[2],r=He(f,_,mA),(s=gA)[0]=a.eye[0]-_[0],s[1]=a.eye[1]-_[1],s[2]=a.eye[2]-_[2],e.snapPickOrigin[0]=_[0],e.snapPickOrigin[1]=_[1],e.snapPickOrigin[2]=_[2]}else r=f,s=a.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;l.uniform3fv(this._uCameraEyeRtc,s),l.uniform2fv(this._uVectorA,e.snapVectorA),l.uniform2fv(this._uInverseVectorAB,e.snapInvVectorAB),l.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),l.uniform3fv(this._uCoordinateScaler,v),l.uniform1i(this._uRenderPass,i),l.uniform1i(this._uPickInvisible,e.pickInvisible),l.uniformMatrix4fv(this._uSceneWorldModelMatrix,!1,d),l.uniformMatrix4fv(this._uViewMatrix,!1,r),l.uniformMatrix4fv(this._uProjMatrix,!1,a.projMatrix);var b=2/(Math.log(e.pickZFar+1)/Math.LN2);l.uniform1f(this._uLogDepthBufFC,b);var x=o._sectionPlanesState.getNumAllocatedSectionPlanes(),w=o._sectionPlanesState.sectionPlanes.length;if(x>0)for(var B=o._sectionPlanesState.sectionPlanes,P=t.layerIndex*w,C=n.renderFlags,M=0;M<x;M++){var E=this._uSectionPlanes[M];if(E)if(M<w){var F=C.sectionPlanesActivePerLayer[P+M];if(l.uniform1i(E.active,F?1:0),F){var k=B[M];if(A){var I=We(k.dist,k.dir,A,pA,n.matrix);l.uniform3fv(E.pos,I)}else l.uniform3fv(E.pos,k.pos);l.uniform3fv(E.dir,k.dir)}}else l.uniform1i(E.active,0)}u.numIndices8Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),l.drawArrays(l.TRIANGLES,0,u.numIndices8Bits)),u.numIndices16Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),l.drawArrays(l.TRIANGLES,0,u.numIndices16Bits)),u.numIndices32Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),l.drawArrays(l.TRIANGLES,0,u.numIndices32Bits)),e.drawElements++}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new zt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uSceneWorldModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});this._uLogDepthBufFC=i.getLocation("logDepthBufFC"),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc"),this._uVectorA=i.getLocation("uVectorAB"),this._uInverseVectorAB=i.getLocation("uInverseVectorAB"),this._uLayerNumber=i.getLocation("uLayerNumber"),this._uCoordinateScaler=i.getLocation("uCoordinateScaler")}}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// DTXTrianglesSnapInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 uVectorAB;"),i.push("uniform vec2 uInverseVectorAB;"),i.push("vec3 positions[3];"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - uVectorAB.x) * uInverseVectorAB.x;"),i.push("    float y = (clipPos.y - uVectorAB.y) * uInverseVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("flat out uint vFlags2;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("}"),i.push("{"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("  if (isPerspectiveMatrix(projMatrix)) {"),i.push("      vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("      if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("          viewNormal = -viewNormal;"),i.push("      }"),i.push("  } else {"),i.push("      if (viewNormal.z < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("          viewNormal = -viewNormal;"),i.push("      }"),i.push("  }"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vWorldPosition = worldPosition;"),t&&i.push("vFlags2 = flags2.r;"),i.push("vPickColor = vec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+1, objectIndexCoords.y), 0));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// DTXTrianglesSnapInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int uLayerNumber;"),i.push("uniform vec3 uCoordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var n=0;n<e._sectionPlanesState.getNumAllocatedSectionPlanes();n++)i.push("      if (sectionPlaneActive"+n+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz * uCoordinateScaler.xyz, - uLayerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),yA=re.vec3(),bA=re.vec3(),xA=re.vec3();re.vec3();var wA=re.mat4(),BA=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=r.position,A=r.rotationMatrix,h=e.pickViewMatrix||n.viewMatrix;if(this._program||(this._allocate(t),!this.errors)){var d,p;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),u||0!==c[0]||0!==c[1]||0!==c[2]){var f=yA;if(u){var v=bA;re.transformPoint3(A,u,v),f[0]=v[0],f[1]=v[1],f[2]=v[2]}else f[0]=0,f[1]=0,f[2]=0;f[0]+=c[0],f[1]+=c[1],f[2]+=c[2],d=He(h,f,wA),(p=xA)[0]=n.eye[0]-f[0],p[1]=n.eye[1]-f[1],p[2]=n.eye[2]-f[2]}else d=h,p=n.eye;o.uniform3fv(this._uCameraEyeRtc,p),o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uWorldMatrix,!1,A),o.uniformMatrix4fv(this._uViewMatrix,!1,d),o.uniformMatrix4fv(this._uProjMatrix,!1,n.projMatrix);var g=s._sectionPlanesState.getNumAllocatedSectionPlanes(),m=s._sectionPlanesState.sectionPlanes.length;if(g>0)for(var _=s._sectionPlanesState.sectionPlanes,y=t.layerIndex*m,b=r.renderFlags,x=0;x<g;x++){var w=this._uSectionPlanes[x];if(w)if(x<m){var B=b.sectionPlanesActivePerLayer[y+x];if(o.uniform1i(w.active,B?1:0),B){var P=_[x];if(u){var C=We(P.dist,P.dir,u,yA,r.matrix);o.uniform3fv(w.pos,C)}else o.uniform3fv(w.pos,P.pos);o.uniform3fv(w.dir,P.dir)}}else o.uniform1i(w.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new zt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uWorldMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});this._uPickZNear=i.getLocation("pickZNear"),this._uPickZFar=i.getLocation("pickZFar"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(){var e=this._scene;e.canvas.gl,e.camera.project,this._program.bind()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesDataTextureOcclusionRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("  if (isPerspectiveMatrix(projMatrix)) {"),i.push("      vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("      if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("      }"),i.push("  } else {"),i.push("      vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("      if (viewNormal.z < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("      }"),i.push("  }"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix *  (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTextureColorRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),PA=re.vec3(),CA=re.vec3(),MA=re.vec3();re.vec3();var EA=re.mat4(),FA=function(){function e(t){B(this,e),this._scene=t,this._allocate(),this._hash=this._getHash()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=this._scene,s=r.camera,n=t.model,o=r.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=n.position,A=n.rotationMatrix;if(this._program||(this._allocate(),!this.errors)){var h,d;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var p=0!==u[0]||0!==u[1]||0!==u[2],f=0!==c[0]||0!==c[1]||0!==c[2];if(p||f){var v=PA;if(p){var g=re.transformPoint3(A,u,CA);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=c[0],v[1]+=c[1],v[2]+=c[2],h=He(s.viewMatrix,v,EA),(d=MA)[0]=s.eye[0]-v[0],d[1]=s.eye[1]-v[1],d[2]=s.eye[2]-v[2]}else h=s.viewMatrix,d=s.eye;if(o.uniformMatrix4fv(this._uSceneModelMatrix,!1,A),o.uniformMatrix4fv(this._uViewMatrix,!1,h),o.uniformMatrix4fv(this._uProjMatrix,!1,s.projMatrix),o.uniform3fv(this._uCameraEyeRtc,d),o.uniform1i(this._uRenderPass,i),r.logarithmicDepthBufferEnabled){var m=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,m)}var _=r._sectionPlanesState.getNumAllocatedSectionPlanes(),y=r._sectionPlanesState.sectionPlanes.length;if(_>0)for(var b=r._sectionPlanesState.sectionPlanes,x=t.layerIndex*y,w=n.renderFlags,B=0;B<_;B++){var P=this._uSectionPlanes[B];if(P)if(B<y){var C=w.sectionPlanesActivePerLayer[x+B];if(o.uniform1i(P.active,C?1:0),C){var M=b[B];if(u){var E=We(M.dist,M.dir,u,PA,n.matrix);o.uniform3fv(P.pos,E)}else o.uniform3fv(P.pos,M.pos);o.uniform3fv(P.dir,M.dir)}}else o.uniform1i(P.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new zt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPositionsDecodeMatrix=i.getLocation("objectDecodeAndInstanceMatrix"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,r=this._program,s=t.camera.project;if(r.bind(),i.uniformMatrix4fv(this._uProjMatrix,!1,s.matrix),t.logarithmicDepthBufferEnabled){var n=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,n)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture draw vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out highp vec2 vHighPrecisionZW;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.x) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture draw fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in highp vec2 vHighPrecisionZW;"),i.push("out vec4 outColor;"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),i.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),kA=re.vec3(),IA=re.vec3(),DA=re.vec3();re.vec3();var SA=re.mat4(),TA=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=n.viewMatrix;if(this._program||(this._allocate(t),!this.errors)){var h,d;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(t));var p=0!==l[0]||0!==l[1]||0!==l[2],f=0!==u[0]||0!==u[1]||0!==u[2];if(p||f){var v=kA;if(p){var g=IA;re.transformPoint3(c,l,g),v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],h=He(A,v,SA),(d=DA)[0]=n.eye[0]-v[0],d[1]=n.eye[1]-v[1],d[2]=n.eye[2]-v[2]}else h=A,d=n.eye;o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uWorldMatrix,!1,c),o.uniformMatrix4fv(this._uViewMatrix,!1,h),o.uniformMatrix4fv(this._uProjMatrix,!1,n.projMatrix),o.uniformMatrix4fv(this._uViewNormalMatrix,!1,n.viewNormalMatrix),o.uniformMatrix4fv(this._uWorldNormalMatrix,!1,r.worldNormalMatrix);var m=s._sectionPlanesState.getNumAllocatedSectionPlanes(),_=s._sectionPlanesState.sectionPlanes.length;if(m>0)for(var y=s._sectionPlanesState.sectionPlanes,b=t.layerIndex*_,x=r.renderFlags,w=0;w<m;w++){var B=this._uSectionPlanes[w];if(B)if(w<_){var P=x.sectionPlanesActivePerLayer[b+w];if(o.uniform1i(B.active,P?1:0),P){var C=y[w];if(l){var M=We(C.dist,C.dir,l,kA,r.matrix);o.uniform3fv(B.pos,M)}else o.uniform3fv(B.pos,C.pos);o.uniform3fv(B.dir,C.dir)}}else o.uniform1i(B.active,0)}o.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,t._state.objectDecodeAndInstanceMatrix),this._aPosition.bindArrayBuffer(a.positionsBuf),this._aOffset.bindArrayBuffer(a.offsetsBuf),this._aNormal.bindArrayBuffer(a.normalsBuf),this._aColor.bindArrayBuffer(a.colorsBuf),this._aFlags.bindArrayBuffer(a.flagsBuf),this._aFlags2&&this._aFlags2.bindArrayBuffer(a.flags2Buf),a.indicesBuf.bind(),o.drawElements(o.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0)}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new zt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPositionsDecodeMatrix=i.getLocation("objectDecodeAndInstanceMatrix"),this._uWorldMatrix=i.getLocation("worldMatrix"),this._uWorldNormalMatrix=i.getLocation("worldNormalMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uViewNormalMatrix=i.getLocation("viewNormalMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});this._aPosition=i.getAttribute("position"),this._aOffset=i.getAttribute("offset"),this._aNormal=i.getAttribute("normal"),this._aColor=i.getAttribute("color"),this._aFlags=i.getAttribute("flags"),this._aFlags2&&(this._aFlags2=i.getAttribute("flags2")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC"))}}},{key:"_bindProgram",value:function(){var e=this._scene,t=e.canvas.gl,i=e.camera.project;if(this._program.bind(),t.uniformMatrix4fv(this._uProjMatrix,!1,i.matrix),e.logarithmicDepthBufferEnabled){var r=2/(Math.log(i.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,r)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("// Batched geometry normals vertex shader"),e.logarithmicDepthBufferEnabled&&Lt.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("uniform int renderPass;"),i.push("attribute vec3 position;"),e.entityOffsetsEnabled&&i.push("attribute vec3 offset;"),i.push("attribute vec3 normal;"),i.push("attribute vec4 color;"),i.push("attribute vec4 flags;"),i.push("attribute vec4 flags2;"),i.push("uniform mat4 worldMatrix;"),i.push("uniform mat4 worldNormalMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform mat4 viewNormalMatrix;"),i.push("uniform mat4 objectDecodeAndInstanceMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),Lt.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("varying float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out vec4 vFlags2;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition   = viewMatrix * worldPosition; "),i.push("      vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("      vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("      vWorldPosition  = worldPosition;"),i.push("      vFlags2         = flags2;")),i.push("      vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(Lt.SUPPORTED_EXTENSIONS.EXT_frag_depth?i.push("vFragDepth = 1.0 + clipPos.w;"):(i.push("clipPos.z = log2( max( 1e-6, clipPos.w + 1.0 ) ) * logDepthBufFC - 1.0;"),i.push("clipPos.z *= clipPos.w;")),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry normals fragment shader"),e.logarithmicDepthBufferEnabled&&Lt.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&Lt.SUPPORTED_EXTENSIONS.EXT_frag_depth&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("in vec4 vFlags2;");for(var r=0;r<e._sectionPlanesState.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in vec3 vViewNormal;"),i.push("vec3 packNormalToRGB( const in vec3 normal ) {"),i.push("    return normalize( normal ) * 0.5 + 0.5;"),i.push("}"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2.x) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&Lt.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("    gl_FragDepthEXT = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    gl_FragColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),LA=re.vec3(),RA=re.vec3(),UA=re.vec3();re.vec3(),re.vec4();var OA=re.mat4(),NA=function(){function e(t,i){B(this,e),this._scene=t,this._withSAO=i,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,i){var r=this._scene,s=r.camera,n=t.model,o=r.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=n.position,A=n.rotationMatrix;if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a));var h,d,p=e.pickViewMatrix||s.viewMatrix,f=e.pickProjMatrix||s.projMatrix,v=e.pickOrigin||s.eye,g=e.pickProjMatrix?e.pickZFar:s.project.far;l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var m=0!==u[0]||0!==u[1]||0!==u[2],_=0!==c[0]||0!==c[1]||0!==c[2];if(m||_){var y=LA;if(m){var b=re.transformPoint3(A,u,RA);y[0]=b[0],y[1]=b[1],y[2]=b[2]}else y[0]=0,y[1]=0,y[2]=0;y[0]+=c[0],y[1]+=c[1],y[2]+=c[2],h=He(p,y,OA),(d=UA)[0]=v[0]-y[0],d[1]=v[1]-y[1],d[2]=v[2]-y[2]}else h=p,d=v;if(o.uniform2fv(this._uPickClipPos,e.pickClipPos),o.uniform2f(this._uDrawingBufferSize,o.drawingBufferWidth,o.drawingBufferHeight),o.uniformMatrix4fv(this._uSceneModelMatrix,!1,A),o.uniformMatrix4fv(this._uViewMatrix,!1,h),o.uniformMatrix4fv(this._uProjMatrix,!1,f),o.uniform3fv(this._uCameraEyeRtc,d),o.uniform1i(this._uRenderPass,i),r.logarithmicDepthBufferEnabled){var x=2/(Math.log(g+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,x)}var w=r._sectionPlanesState.getNumAllocatedSectionPlanes(),B=r._sectionPlanesState.sectionPlanes.length;if(w>0)for(var P=r._sectionPlanesState.sectionPlanes,C=t.layerIndex*B,M=n.renderFlags,E=0;E<w;E++){var F=this._uSectionPlanes[E];if(F)if(E<B){var k=M.sectionPlanesActivePerLayer[C+E];if(o.uniform1i(F.active,k?1:0),k){var I=P[E];if(u){var D=We(I.dist,I.dir,u,LA,n.matrix);o.uniform3fv(F.pos,D)}else o.uniform3fv(F.pos,I.pos);o.uniform3fv(F.dir,I.dir)}}else o.uniform1i(F.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new zt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,r=this._program,s=t.camera.project;if(r.bind(),t.logarithmicDepthBufferEnabled){var n=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,n)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// trianglesDatatextureNormalsRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out vec4 vWorldPosition;"),t&&i.push("flat out uint vFlags2;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("vWorldPosition = worldPosition;"),t&&i.push("vFlags2 = flags2.r;"),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTexturePickNormalsRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),i.push("in vec4 vWorldPosition;"),t){i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("out highp ivec4 outNormal;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("  outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),QA=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorQualityRendererWithSAO&&!this._colorQualityRendererWithSAO.getValid()&&(this._colorQualityRendererWithSAO.destroy(),this._colorQualityRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null)}},{key:"eagerCreateRenders",value:function(){this._silhouetteRenderer||(this._silhouetteRenderer=new Hc(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new iA(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new aA(this._scene)),this._pickNormalsRenderer||(this._pickNormalsRenderer=new NA(this._scene)),this._snapRenderer||(this._snapRenderer=new dA(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new _A(this._scene)),this._snapRenderer||(this._snapRenderer=new dA(this._scene))}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new Rc(this._scene,!1)),this._colorRenderer}},{key:"colorRendererWithSAO",get:function(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new Rc(this._scene,!0)),this._colorRendererWithSAO}},{key:"colorQualityRendererWithSAO",get:function(){return this._colorQualityRendererWithSAO}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Hc(this._scene)),this._silhouetteRenderer}},{key:"depthRenderer",get:function(){return this._depthRenderer||(this._depthRenderer=new FA(this._scene)),this._depthRenderer}},{key:"normalsRenderer",get:function(){return this._normalsRenderer||(this._normalsRenderer=new TA(this._scene)),this._normalsRenderer}},{key:"edgesRenderer",get:function(){return this._edgesRenderer||(this._edgesRenderer=new Kc(this._scene)),this._edgesRenderer}},{key:"edgesColorRenderer",get:function(){return this._edgesColorRenderer||(this._edgesColorRenderer=new Zc(this._scene)),this._edgesColorRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new iA(this._scene)),this._pickMeshRenderer}},{key:"pickNormalsRenderer",get:function(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new NA(this._scene)),this._pickNormalsRenderer}},{key:"pickNormalsFlatRenderer",get:function(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new NA(this._scene)),this._pickNormalsFlatRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new aA(this._scene)),this._pickDepthRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new dA(this._scene)),this._snapRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new _A(this._scene)),this._snapInitRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new BA(this._scene)),this._occlusionRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorQualityRendererWithSAO&&this._colorQualityRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy()}}]),e}(),VA={};var HA=C((function e(){B(this,e),this.positionsCompressed=[],this.lenPositionsCompressed=0,this.metallicRoughness=[],this.indices8Bits=[],this.lenIndices8Bits=0,this.indices16Bits=[],this.lenIndices16Bits=0,this.indices32Bits=[],this.lenIndices32Bits=0,this.edgeIndices8Bits=[],this.lenEdgeIndices8Bits=0,this.edgeIndices16Bits=[],this.lenEdgeIndices16Bits=0,this.edgeIndices32Bits=[],this.lenEdgeIndices32Bits=0,this.perObjectColors=[],this.perObjectPickColors=[],this.perObjectSolid=[],this.perObjectOffsets=[],this.perObjectPositionsDecodeMatrices=[],this.perObjectInstancePositioningMatrices=[],this.perObjectVertexBases=[],this.perObjectIndexBaseOffsets=[],this.perObjectEdgeIndexBaseOffsets=[],this.perTriangleNumberPortionId8Bits=[],this.perTriangleNumberPortionId16Bits=[],this.perTriangleNumberPortionId32Bits=[],this.perEdgeNumberPortionId8Bits=[],this.perEdgeNumberPortionId16Bits=[],this.perEdgeNumberPortionId32Bits=[]})),jA=function(){function e(){B(this,e),this.texturePerObjectColorsAndFlags=null,this.texturePerObjectOffsets=null,this.texturePerObjectInstanceMatrices=null,this.texturePerObjectPositionsDecodeMatrix=null,this.texturePerVertexIdCoordinates=null,this.texturePerPolygonIdPortionIds8Bits=null,this.texturePerPolygonIdPortionIds16Bits=null,this.texturePerPolygonIdPortionIds32Bits=null,this.texturePerEdgeIdPortionIds8Bits=null,this.texturePerEdgeIdPortionIds16Bits=null,this.texturePerEdgeIdPortionIds32Bits=null,this.texturePerPolygonIdIndices8Bits=null,this.texturePerPolygonIdIndices16Bits=null,this.texturePerPolygonIdIndices32Bits=null,this.texturePerPolygonIdEdgeIndices8Bits=null,this.texturePerPolygonIdEdgeIndices16Bits=null,this.texturePerPolygonIdEdgeIndices32Bits=null,this.textureModelMatrices=null}return C(e,[{key:"finalize",value:function(){this.indicesPerBitnessTextures={8:this.texturePerPolygonIdIndices8Bits,16:this.texturePerPolygonIdIndices16Bits,32:this.texturePerPolygonIdIndices32Bits},this.indicesPortionIdsPerBitnessTextures={8:this.texturePerPolygonIdPortionIds8Bits,16:this.texturePerPolygonIdPortionIds16Bits,32:this.texturePerPolygonIdPortionIds32Bits},this.edgeIndicesPerBitnessTextures={8:this.texturePerPolygonIdEdgeIndices8Bits,16:this.texturePerPolygonIdEdgeIndices16Bits,32:this.texturePerPolygonIdEdgeIndices32Bits},this.edgeIndicesPortionIdsPerBitnessTextures={8:this.texturePerEdgeIdPortionIds8Bits,16:this.texturePerEdgeIdPortionIds16Bits,32:this.texturePerEdgeIdPortionIds32Bits}}},{key:"bindCommonTextures",value:function(e,t,i,r,s){this.texturePerObjectPositionsDecodeMatrix.bindTexture(e,t,1),this.texturePerVertexIdCoordinates.bindTexture(e,i,2),this.texturePerObjectColorsAndFlags.bindTexture(e,r,3),this.texturePerObjectInstanceMatrices.bindTexture(e,s,4)}},{key:"bindTriangleIndicesTextures",value:function(e,t,i,r){this.indicesPortionIdsPerBitnessTextures[r].bindTexture(e,t,5),this.indicesPerBitnessTextures[r].bindTexture(e,i,6)}},{key:"bindEdgeIndicesTextures",value:function(e,t,i,r){this.edgeIndicesPortionIdsPerBitnessTextures[r].bindTexture(e,t,5),this.edgeIndicesPerBitnessTextures[r].bindTexture(e,i,6)}}]),e}(),GA={sizeDataColorsAndFlags:0,sizeDataPositionDecodeMatrices:0,sizeDataTextureOffsets:0,sizeDataTexturePositions:0,sizeDataTextureIndices:0,sizeDataTextureEdgeIndices:0,sizeDataTexturePortionIds:0,numberOfGeometries:0,numberOfPortions:0,numberOfLayers:0,numberOfTextures:0,totalPolygons:0,totalPolygons8Bits:0,totalPolygons16Bits:0,totalPolygons32Bits:0,totalEdges:0,totalEdges8Bits:0,totalEdges16Bits:0,totalEdges32Bits:0,cannotCreatePortion:{because10BitsObjectId:0,becauseTextureSize:0},overheadSizeAlignementIndices:0,overheadSizeAlignementEdgeIndices:0};window.printDataTextureRamStats=function(){console.log(JSON.stringify(GA,null,4));var e=0;Object.keys(GA).forEach((function(t){t.startsWith("size")&&(e+=GA[t])})),console.log("Total size ".concat(e," bytes (").concat((e/1e3/1e3).toFixed(2)," MB)")),console.log("Avg bytes / triangle: ".concat((e/GA.totalPolygons).toFixed(2)));var t={};Object.keys(GA).forEach((function(i){i.startsWith("size")&&(t[i]="".concat((GA[i]/e*100).toFixed(2)," % of total"))})),console.log(JSON.stringify({percentualRamUsage:t},null,4))};var zA=function(){function e(){B(this,e)}return C(e,[{key:"disableBindedTextureFiltering",value:function(e){e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE)}},{key:"createTextureForColorsAndFlags",value:function(e,t,i,r,s,n,o){var a=t.length;this.numPortions=a;var l=4096,u=Math.ceil(a/512);if(0===u)throw"texture height===0";var c=new Uint8Array(16384*u);GA.sizeDataColorsAndFlags+=c.byteLength,GA.numberOfTextures++;for(var A=0;A<a;A++)c.set(t[A],32*A+0),c.set(i[A],32*A+4),c.set([0,0,0,0],32*A+8),c.set([0,0,0,0],32*A+12),c.set([r[A]>>24&255,r[A]>>16&255,r[A]>>8&255,255&r[A]],32*A+16),c.set([s[A]>>24&255,s[A]>>16&255,s[A]>>8&255,255&s[A]],32*A+20),c.set([n[A]>>24&255,n[A]>>16&255,n[A]>>8&255,255&n[A]],32*A+24),c.set([o[A]?1:0,0,0,0],32*A+28);var h=e.createTexture();return e.bindTexture(e.TEXTURE_2D,h),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA8UI,l,u),e.texSubImage2D(e.TEXTURE_2D,0,0,0,l,u,e.RGBA_INTEGER,e.UNSIGNED_BYTE,c,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new yc(e,h,l,u,c)}},{key:"createTextureForObjectOffsets",value:function(e,t){var i=512,r=Math.ceil(t/i);if(0===r)throw"texture height===0";var s=new Float32Array(1536*r).fill(0);GA.sizeDataTextureOffsets+=s.byteLength,GA.numberOfTextures++;var n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32F,i,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,i,r,e.RGB,e.FLOAT,s,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new yc(e,n,i,r,s)}},{key:"createTextureForInstancingMatrices",value:function(e,t){var i=t.length;if(0===i)throw"num instance matrices===0";var r=2048,s=Math.ceil(i/512),n=new Float32Array(8192*s);GA.numberOfTextures++;for(var o=0;o<t.length;o++)n.set(t[o],16*o);var a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGBA,e.FLOAT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new yc(e,a,r,s,n)}},{key:"createTextureForPositionsDecodeMatrices",value:function(e,t){var i=t.length;if(0===i)throw"num decode+entity matrices===0";var r=2048,s=Math.ceil(i/512),n=new Float32Array(8192*s);GA.sizeDataPositionDecodeMatrices+=n.byteLength,GA.numberOfTextures++;for(var o=0;o<t.length;o++)n.set(t[o],16*o);var a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGBA,e.FLOAT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new yc(e,a,r,s)}},{key:"createTextureFor8BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/3/r);if(0===s)throw"texture height===0";var n=new Uint8Array(r*s*3);GA.sizeDataTextureIndices+=n.byteLength,GA.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB8UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGB_INTEGER,e.UNSIGNED_BYTE,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new yc(e,c,r,s)}},{key:"createTextureFor16BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/3/r);if(0===s)throw"texture height===0";var n=new Uint16Array(r*s*3);GA.sizeDataTextureIndices+=n.byteLength,GA.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGB_INTEGER,e.UNSIGNED_SHORT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new yc(e,c,r,s)}},{key:"createTextureFor32BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/3/r);if(0===s)throw"texture height===0";var n=new Uint32Array(r*s*3);GA.sizeDataTextureIndices+=n.byteLength,GA.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGB_INTEGER,e.UNSIGNED_INT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new yc(e,c,r,s)}},{key:"createTextureFor8BitsEdgeIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/2/r);if(0===s)throw"texture height===0";var n=new Uint8Array(r*s*2);GA.sizeDataTextureEdgeIndices+=n.byteLength,GA.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RG8UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RG_INTEGER,e.UNSIGNED_BYTE,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new yc(e,c,r,s)}},{key:"createTextureFor16BitsEdgeIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/2/r);if(0===s)throw"texture height===0";var n=new Uint16Array(r*s*2);GA.sizeDataTextureEdgeIndices+=n.byteLength,GA.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RG16UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RG_INTEGER,e.UNSIGNED_SHORT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new yc(e,c,r,s)}},{key:"createTextureFor32BitsEdgeIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/2/r);if(0===s)throw"texture height===0";var n=new Uint32Array(r*s*2);GA.sizeDataTextureEdgeIndices+=n.byteLength,GA.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RG32UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RG_INTEGER,e.UNSIGNED_INT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new yc(e,c,r,s)}},{key:"createTextureForPositions",value:function(e,t,i){var r=i/3,s=4096,n=Math.ceil(r/s);if(0===n)throw"texture height===0";var o=new Uint16Array(s*n*3);GA.sizeDataTexturePositions+=o.byteLength,GA.numberOfTextures++;for(var a=0,l=0,u=t.length;a<u;a++){var c=t[a];o.set(c,l),l+=c.length}var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,s,n),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,n,e.RGB_INTEGER,e.UNSIGNED_SHORT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new yc(e,A,s,n)}},{key:"createTextureForPackedPortionIds",value:function(e,t){if(0===t.length)return{texture:null,textureHeight:0};var i=t.length,r=4096,s=Math.ceil(i/r);if(0===s)throw"texture height===0";var n=new Uint16Array(r*s);n.set(t,0),GA.sizeDataTexturePortionIds+=n.byteLength,GA.numberOfTextures++;var o=e.createTexture();return e.bindTexture(e.TEXTURE_2D,o),e.texStorage2D(e.TEXTURE_2D,1,e.R16UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RED_INTEGER,e.UNSIGNED_SHORT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new yc(e,o,r,s)}}]),e}(),WA=new Ba,KA=WA.maxDataTextureHeight,XA=re.vec4(),JA=new Float32Array(16),YA=new Uint8Array(4),ZA=new Float32Array(3),qA=0,$A=re.identityMat4(),eh=function(){function e(t,i){var r,s,n;B(this,e),GA.numberOfLayers++,this._layerNumber=qA++,this.sortId="TriDTX-".concat(this._layerNumber),this.layerIndex=i.layerIndex,this._renderers=(r=t.scene,s=r.id,(n=VA[s])||(n=new QA(r),VA[s]=n,n._compile(),n.eagerCreateRenders(),r.on("compile",(function(){n._compile(),n.eagerCreateRenders()})),r.on("destroyed",(function(){delete VA[s],n._destroy()}))),n),this.model=t,this._buffer=new HA,this._dtxState=new jA,this._dtxTextureFactory=new zA,this._state=new hi({origin:re.vec3(i.origin),metallicRoughnessBuf:null,textureState:this._dtxState,numIndices8Bits:0,numIndices16Bits:0,numIndices32Bits:0,numEdgeIndices8Bits:0,numEdgeIndices16Bits:0,numEdgeIndices32Bits:0,numVertices:0}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._subPortions=[],this.model.scene.readableGeometryEnabled&&(this._subPortionReadableGeometries={}),this._portionToSubPortionsMap=[],this._bucketGeometries={},this._meshes=[],this._aabb=re.collapseAABB3(),this.aabbDirty=!0,this._numUpdatesInFrame=0,this.primitive=i.primitive,this._finalized=!1}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e){if(this._finalized)throw"Already finalized";var t=e.buckets.length;this._numPortions+t>65536&&GA.cannotCreatePortion.because10BitsObjectId++;var i=this._numPortions+t<=65536,r=void 0!==e.geometryId&&null!==e.geometryId?"".concat(e.geometryId,"#").concat(0):"".concat(e.id,"#").concat(0);if(!this._bucketGeometries[r]){var s=Math.max(this._state.numIndices8Bits,this._state.numIndices16Bits,this._state.numIndices32Bits),n=0,o=0;e.buckets.forEach((function(e){n+=e.positionsCompressed.length/3,o+=e.indices.length/3})),(this._state.numVertices+n>4096*KA||s+o>4096*KA)&&GA.cannotCreatePortion.becauseTextureSize++,i&&(i=this._state.numVertices+n<=4096*KA&&s+o<=4096*KA)}return i}},{key:"createPortion",value:function(e,t){var i=this;if(this._finalized)throw"Already finalized";var r=[];t.buckets.forEach((function(e,s){var n=void 0!==t.geometryId&&null!==t.geometryId?"".concat(t.geometryId,"#").concat(s):"".concat(t.id,"#").concat(s),o=i._bucketGeometries[n];o||(o=i._createBucketGeometry(t,e),i._bucketGeometries[n]=o);var a=i._createSubPortion(t,o,e);r.push(a)}));var s=this._portionToSubPortionsMap.length;return this._portionToSubPortionsMap.push(r),this.model.numPortions++,this._meshes.push(e),s}},{key:"_createBucketGeometry",value:function(e,t){if(t.indices){var i=8*Math.ceil(t.indices.length/3/8)*3;GA.overheadSizeAlignementIndices+=2*(i-t.indices.length);var r=new Uint32Array(i);r.fill(0),r.set(t.indices),t.indices=r}if(t.edgeIndices){var s=8*Math.ceil(t.edgeIndices.length/2/8)*2;GA.overheadSizeAlignementEdgeIndices+=2*(s-t.edgeIndices.length);var n=new Uint32Array(s);n.fill(0),n.set(t.edgeIndices),t.edgeIndices=n}var o=t.positionsCompressed,a=t.indices,l=t.edgeIndices,u=this._buffer;u.positionsCompressed.push(o);var c,A=u.lenPositionsCompressed/3,h=o.length/3;u.lenPositionsCompressed+=o.length;var d,p,f=0;a&&(f=a.length/3,h<=256?(d=u.indices8Bits,c=u.lenIndices8Bits/3,u.lenIndices8Bits+=a.length):h<=65536?(d=u.indices16Bits,c=u.lenIndices16Bits/3,u.lenIndices16Bits+=a.length):(d=u.indices32Bits,c=u.lenIndices32Bits/3,u.lenIndices32Bits+=a.length),d.push(a));var v,g=0;l&&(g=l.length/2,h<=256?(v=u.edgeIndices8Bits,p=u.lenEdgeIndices8Bits/2,u.lenEdgeIndices8Bits+=l.length):h<=65536?(v=u.edgeIndices16Bits,p=u.lenEdgeIndices16Bits/2,u.lenEdgeIndices16Bits+=l.length):(v=u.edgeIndices32Bits,p=u.lenEdgeIndices32Bits/2,u.lenEdgeIndices32Bits+=l.length),v.push(l));return this._state.numVertices+=h,GA.numberOfGeometries++,{vertexBase:A,numVertices:h,numTriangles:f,numEdges:g,indicesBase:c,edgeIndicesBase:p}}},{key:"_createSubPortion",value:function(e,t,i,r){var s=e.color;e.metallic,e.roughness;var n,o,a=e.colors,l=e.opacity,u=e.meshMatrix,c=e.pickColor,A=this._buffer,h=this._state;A.perObjectPositionsDecodeMatrices.push(e.positionsDecodeMatrix),A.perObjectInstancePositioningMatrices.push(u||$A),A.perObjectSolid.push(!!e.solid),a?A.perObjectColors.push([255*a[0],255*a[1],255*a[2],255]):s&&A.perObjectColors.push([s[0],s[1],s[2],l]),A.perObjectPickColors.push(c),A.perObjectVertexBases.push(t.vertexBase),n=t.numVertices<=256?h.numIndices8Bits:t.numVertices<=65536?h.numIndices16Bits:h.numIndices32Bits,A.perObjectIndexBaseOffsets.push(n/3-t.indicesBase),o=t.numVertices<=256?h.numEdgeIndices8Bits:t.numVertices<=65536?h.numEdgeIndices16Bits:h.numEdgeIndices32Bits,A.perObjectEdgeIndexBaseOffsets.push(o/2-t.edgeIndicesBase);var d=this._subPortions.length;if(t.numTriangles>0){var p,f=3*t.numTriangles;t.numVertices<=256?(p=A.perTriangleNumberPortionId8Bits,h.numIndices8Bits+=f,GA.totalPolygons8Bits+=t.numTriangles):t.numVertices<=65536?(p=A.perTriangleNumberPortionId16Bits,h.numIndices16Bits+=f,GA.totalPolygons16Bits+=t.numTriangles):(p=A.perTriangleNumberPortionId32Bits,h.numIndices32Bits+=f,GA.totalPolygons32Bits+=t.numTriangles),GA.totalPolygons+=t.numTriangles;for(var v=0;v<t.numTriangles;v+=8)p.push(d)}if(t.numEdges>0){var g,m=2*t.numEdges;t.numVertices<=256?(g=A.perEdgeNumberPortionId8Bits,h.numEdgeIndices8Bits+=m,GA.totalEdges8Bits+=t.numEdges):t.numVertices<=65536?(g=A.perEdgeNumberPortionId16Bits,h.numEdgeIndices16Bits+=m,GA.totalEdges16Bits+=t.numEdges):(g=A.perEdgeNumberPortionId32Bits,h.numEdgeIndices32Bits+=m,GA.totalEdges32Bits+=t.numEdges),GA.totalEdges+=t.numEdges;for(var _=0;_<t.numEdges;_+=8)g.push(d)}return this._subPortions.push({numVertices:t.numTriangles}),this.model.scene.readableGeometryEnabled&&(this._subPortionReadableGeometries[d]={indices:i.indices,positionsCompressed:i.positionsCompressed,positionsDecodeMatrix:e.positionsDecodeMatrix,meshMatrix:e.meshMatrix}),this._numPortions++,GA.numberOfPortions++,d}},{key:"finalize",value:function(){var e=this;if(!this._finalized){var t=this._state,i=this._dtxState,r=this.model.scene.canvas.gl,s=this._buffer;t.gl=r,i.texturePerObjectColorsAndFlags=this._dtxTextureFactory.createTextureForColorsAndFlags(r,s.perObjectColors,s.perObjectPickColors,s.perObjectVertexBases,s.perObjectIndexBaseOffsets,s.perObjectEdgeIndexBaseOffsets,s.perObjectSolid),i.texturePerObjectInstanceMatrices=this._dtxTextureFactory.createTextureForInstancingMatrices(r,s.perObjectInstancePositioningMatrices),i.texturePerObjectPositionsDecodeMatrix=this._dtxTextureFactory.createTextureForPositionsDecodeMatrices(r,s.perObjectPositionsDecodeMatrices),i.texturePerVertexIdCoordinates=this._dtxTextureFactory.createTextureForPositions(r,s.positionsCompressed,s.lenPositionsCompressed),i.texturePerPolygonIdPortionIds8Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(r,s.perTriangleNumberPortionId8Bits),i.texturePerPolygonIdPortionIds16Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(r,s.perTriangleNumberPortionId16Bits),i.texturePerPolygonIdPortionIds32Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(r,s.perTriangleNumberPortionId32Bits),s.perEdgeNumberPortionId8Bits.length>0&&(i.texturePerEdgeIdPortionIds8Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(r,s.perEdgeNumberPortionId8Bits)),s.perEdgeNumberPortionId16Bits.length>0&&(i.texturePerEdgeIdPortionIds16Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(r,s.perEdgeNumberPortionId16Bits)),s.perEdgeNumberPortionId32Bits.length>0&&(i.texturePerEdgeIdPortionIds32Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(r,s.perEdgeNumberPortionId32Bits)),s.lenIndices8Bits>0&&(i.texturePerPolygonIdIndices8Bits=this._dtxTextureFactory.createTextureFor8BitIndices(r,s.indices8Bits,s.lenIndices8Bits)),s.lenIndices16Bits>0&&(i.texturePerPolygonIdIndices16Bits=this._dtxTextureFactory.createTextureFor16BitIndices(r,s.indices16Bits,s.lenIndices16Bits)),s.lenIndices32Bits>0&&(i.texturePerPolygonIdIndices32Bits=this._dtxTextureFactory.createTextureFor32BitIndices(r,s.indices32Bits,s.lenIndices32Bits)),s.lenEdgeIndices8Bits>0&&(i.texturePerPolygonIdEdgeIndices8Bits=this._dtxTextureFactory.createTextureFor8BitsEdgeIndices(r,s.edgeIndices8Bits,s.lenEdgeIndices8Bits)),s.lenEdgeIndices16Bits>0&&(i.texturePerPolygonIdEdgeIndices16Bits=this._dtxTextureFactory.createTextureFor16BitsEdgeIndices(r,s.edgeIndices16Bits,s.lenEdgeIndices16Bits)),s.lenEdgeIndices32Bits>0&&(i.texturePerPolygonIdEdgeIndices32Bits=this._dtxTextureFactory.createTextureFor32BitsEdgeIndices(r,s.edgeIndices32Bits,s.lenEdgeIndices32Bits)),i.finalize(),this._buffer=null,this._bucketGeometries={},this._finalized=!0,this._deferredSetFlagsDirty=!1,this._onSceneRendering=this.model.scene.on("rendering",(function(){e._deferredSetFlagsDirty&&e._uploadDeferredFlags(),e._numUpdatesInFrame=0}))}}},{key:"isEmpty",value:function(){return 0===this._numPortions}},{key:"initFlags",value:function(e,t,i){t&Ke&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&$e&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&qe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&et&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Ye&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&tt&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&Je&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Xe&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,true),this._setFlags2(e,t,true)}},{key:"flushInitFlags",value:function(){this._setDeferredFlags(),this._setDeferredFlags2()}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&tt?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Ye?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags2(e,t)}},{key:"_beginDeferredFlags",value:function(){this._deferredSetFlagsActive=!0}},{key:"_uploadDeferredFlags",value:function(){if(this._deferredSetFlagsActive=!1,this._deferredSetFlagsDirty){this._deferredSetFlagsDirty=!1;var e=this.model.scene.canvas.gl,t=this._dtxState;e.bindTexture(e.TEXTURE_2D,t.texturePerObjectColorsAndFlags._texture),e.texSubImage2D(e.TEXTURE_2D,0,0,0,t.texturePerObjectColorsAndFlags._textureWidth,t.texturePerObjectColorsAndFlags._textureHeight,e.RGBA_INTEGER,e.UNSIGNED_BYTE,t.texturePerObjectColorsAndFlags._textureData)}}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numCulledLayerPortions+=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions-=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Je?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],r=0,s=i.length;r<s;r++)this._subPortionSetColor(i[r],t)}},{key:"_subPortionSetColor",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dtxState,r=this.model.scene.canvas.gl;YA[0]=t[0],YA[1]=t[1],YA[2]=t[2],YA[3]=t[3],i.texturePerObjectColorsAndFlags._textureData.set(YA,32*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),r.bindTexture(r.TEXTURE_2D,i.texturePerObjectColorsAndFlags._texture),r.texSubImage2D(r.TEXTURE_2D,0,e%512*8,Math.floor(e/512),1,1,r.RGBA_INTEGER,r.UNSIGNED_BYTE,YA))}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){for(var r=arguments.length>3&&void 0!==arguments[3]&&arguments[3],s=this._portionToSubPortionsMap[e],n=0,o=s.length;n<o;n++)this._subPortionSetFlags(s[n],t,i,r)}},{key:"_subPortionSetFlags",value:function(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(!this._finalized)throw"Not finalized";var s,n,o=!!(t&Ke),a=!!(t&qe),l=!!(t&$e),u=!!(t&et),c=!!(t&tt),A=!!(t&Je),h=!!(t&Xe);s=!o||h||a||l&&!this.model.scene.highlightMaterial.glowThrough||u&&!this.model.scene.selectedMaterial.glowThrough?Uo.NOT_RENDERED:i?Uo.COLOR_TRANSPARENT:Uo.COLOR_OPAQUE,n=!o||h?Uo.NOT_RENDERED:u?Uo.SILHOUETTE_SELECTED:l?Uo.SILHOUETTE_HIGHLIGHTED:a?Uo.SILHOUETTE_XRAYED:Uo.NOT_RENDERED;var d=0;d=!o||h?Uo.NOT_RENDERED:u?Uo.EDGES_SELECTED:l?Uo.EDGES_HIGHLIGHTED:a?Uo.EDGES_XRAYED:c?i?Uo.EDGES_COLOR_TRANSPARENT:Uo.EDGES_COLOR_OPAQUE:Uo.NOT_RENDERED;var p=o&&!h&&A?Uo.PICK:Uo.NOT_RENDERED,f=this._dtxState,v=this.model.scene.canvas.gl;YA[0]=s,YA[1]=n,YA[2]=d,YA[3]=p,f.texturePerObjectColorsAndFlags._textureData.set(YA,32*e+8),this._deferredSetFlagsActive||r?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),v.bindTexture(v.TEXTURE_2D,f.texturePerObjectColorsAndFlags._texture),v.texSubImage2D(v.TEXTURE_2D,0,e%512*8+2,Math.floor(e/512),1,1,v.RGBA_INTEGER,v.UNSIGNED_BYTE,YA))}},{key:"_setDeferredFlags",value:function(){}},{key:"_setFlags2",value:function(e,t){for(var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2],r=this._portionToSubPortionsMap[e],s=0,n=r.length;s<n;s++)this._subPortionSetFlags2(r[s],t,i)}},{key:"_subPortionSetFlags2",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2];if(!this._finalized)throw"Not finalized";var r=t&Ye?255:0,s=this._dtxState,n=this.model.scene.canvas.gl;YA[0]=r,YA[1]=0,YA[2]=1,YA[3]=2,s.texturePerObjectColorsAndFlags._textureData.set(YA,32*e+12),this._deferredSetFlagsActive||i?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),n.bindTexture(n.TEXTURE_2D,s.texturePerObjectColorsAndFlags._texture),n.texSubImage2D(n.TEXTURE_2D,0,e%512*8+3,Math.floor(e/512),1,1,n.RGBA_INTEGER,n.UNSIGNED_BYTE,YA))}},{key:"_setDeferredFlags2",value:function(){}},{key:"setOffset",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],r=0,s=i.length;r<s;r++)this._subPortionSetOffset(i[r],t)}},{key:"_subPortionSetOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dtxState,r=this.model.scene.canvas.gl;ZA[0]=t[0],ZA[1]=t[1],ZA[2]=t[2],i.texturePerObjectOffsets._textureData.set(ZA,3*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),r.bindTexture(r.TEXTURE_2D,i.texturePerObjectOffsets._texture),r.texSubImage2D(r.TEXTURE_2D,0,0,e,1,1,r.RGB,r.FLOAT,ZA))}},{key:"setMatrix",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],r=0,s=i.length;r<s;r++)this._subPortionSetMatrix(i[r],t)}},{key:"_subPortionSetMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dtxState,r=this.model.scene.canvas.gl;JA.set(t),i.texturePerObjectInstanceMatrices._textureData.set(JA,16*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),r.bindTexture(r.TEXTURE_2D,i.texturePerObjectInstanceMatrices._texture),r.texSubImage2D(r.TEXTURE_2D,0,e%512*4,Math.floor(e/512),4,1,r.RGBA,r.FLOAT,JA))}},{key:"getEachVertex",value:function(e,t){if(this.model.scene.readableGeometryEnabled){var i=this._state,r=this._portionToSubPortionsMap[e];if(r)for(var s=0,n=r.length;s<n;s++){var o=r[s],a=this._subPortionReadableGeometries[o],l=a.positionsCompressed,u=a.positionsDecodeMatrix;a.meshMatrix;for(var c=i.origin,A=c[0],h=c[1],d=c[2],p=XA,f=0,v=l.length;f<v;f+=3)p[0]=l[f],p[1]=l[f+1],p[2]=l[f+2],p[3]=1,re.decompressPosition(p,u),re.transformPoint4(this.model.worldMatrix,p,p),re.transformPoint4(this.model.worldMatrix,p,p),p[0]+=A,p[1]+=h,p[2]+=d,t(p)}else this.model.error("portion not found: "+e)}}},{key:"getEachIndex",value:function(e,t){if(this.model.scene.readableGeometryEnabled){var i=this._portionToSubPortionsMap[e];if(i)for(var r=0,s=i.length;r<s;r++)for(var n=i[r],o=this._subPortionReadableGeometries[n].indices,a=0,l=o.length;a<l;a++)t(o[a]);else this.model.error("portion not found: "+e)}}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.withSAO&&this.model.saoEnabled?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,Uo.COLOR_OPAQUE):this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE))}},{key:"_updateBackfaceCull",value:function(e,t){var i=this.model.backfaces||e.sectioned;if(t.backfaces!==i){var r=t.gl;i?r.disable(r.CULL_FACE):r.enable(r.CULL_FACE),t.backfaces=i}}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT))}},{key:"drawDepth",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE))}},{key:"drawNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE))}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_XRAYED))}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_HIGHLIGHTED))}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_SELECTED))}},{key:"drawEdgesColorOpaque",value:function(e,t){this.model.scene.logarithmicDepthBufferEnabled?this.model.scene._loggedWarning||(console.log("Edge enhancement for SceneModel data texture layers currently disabled with logarithmic depth buffer"),this.model.scene._loggedWarning=!0):this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Uo.EDGES_COLOR_OPAQUE)}},{key:"drawEdgesColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&0!==this._numTransparentLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Uo.EDGES_COLOR_TRANSPARENT)}},{key:"drawEdgesHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Uo.EDGES_HIGHLIGHTED)}},{key:"drawEdgesSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Uo.EDGES_SELECTED)}},{key:"drawEdgesXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Uo.EDGES_XRAYED)}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE))}},{key:"drawShadow",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE))}},{key:"setPickMatrices",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Uo.PICK))}},{key:"drawPickDepths",value:function(e,t){0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Uo.PICK))}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Uo.PICK))}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Uo.PICK))}},{key:"drawPickNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsRenderer&&this._renderers.pickNormalsRenderer.drawLayer(t,this,Uo.PICK))}},{key:"destroy",value:function(){if(!this._destroyed){var e=this._state;e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),this.model.scene.off(this._onSceneRendering),e.destroy(),this._destroyed=!0}}}]),e}(),th=function(){function e(t){B(this,e),this.id=t.id,this.colorTexture=t.colorTexture,this.alphaCutoff=t.alphaCutoff,this.metallicRoughnessTexture=t.metallicRoughnessTexture,this.normalsTexture=t.normalsTexture,this.emissiveTexture=t.emissiveTexture,this.occlusionTexture=t.occlusionTexture}return C(e,[{key:"destroy",value:function(){}}]),e}(),ih=function(){function e(t){B(this,e),this.id=t.id,this.texture=t.texture}return C(e,[{key:"destroy",value:function(){this.texture&&(this.texture.destroy(),this.texture=null)}}]),e}(),rh={enabled:!1,files:{},add:function(e,t){!1!==this.enabled&&(this.files[e]=t)},get:function(e){if(!1!==this.enabled)return this.files[e]},remove:function(e){delete this.files[e]},clear:function(){this.files={}}},sh=function(){function e(t,i,r){B(this,e),this.isLoading=!1,this.itemsLoaded=0,this.itemsTotal=0,this.urlModifier=void 0,this.handlers=[],this.onStart=void 0,this.onLoad=t,this.onProgress=i,this.onError=r}return C(e,[{key:"itemStart",value:function(e){this.itemsTotal++,!1===this.isLoading&&void 0!==this.onStart&&this.onStart(e,this.itemsLoaded,this.itemsTotal),this.isLoading=!0}},{key:"itemEnd",value:function(e){this.itemsLoaded++,void 0!==this.onProgress&&this.onProgress(e,this.itemsLoaded,this.itemsTotal),this.itemsLoaded===this.itemsTotal&&(this.isLoading=!1,void 0!==this.onLoad&&this.onLoad())}},{key:"itemError",value:function(e){void 0!==this.onError&&this.onError(e)}},{key:"resolveURL",value:function(e){return this.urlModifier?this.urlModifier(e):e}},{key:"setURLModifier",value:function(e){return this.urlModifier=e,this}},{key:"addHandler",value:function(e,t){return this.handlers.push(e,t),this}},{key:"removeHandler",value:function(e){var t=this.handlers.indexOf(e);return-1!==t&&this.handlers.splice(t,2),this}},{key:"getHandler",value:function(e){for(var t=0,i=this.handlers.length;t<i;t+=2){var r=this.handlers[t],s=this.handlers[t+1];if(r.global&&(r.lastIndex=0),r.test(e))return s}return null}}]),e}(),nh=new sh,oh=function(){function e(t){B(this,e),this.manager=void 0!==t?t:nh,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}return C(e,[{key:"load",value:function(){}},{key:"loadAsync",value:function(e,t){var i=this;return new Promise((function(r,s){i.load(e,r,t,s)}))}},{key:"parse",value:function(){}},{key:"setCrossOrigin",value:function(e){return this.crossOrigin=e,this}},{key:"setWithCredentials",value:function(e){return this.withCredentials=e,this}},{key:"setPath",value:function(e){return this.path=e,this}},{key:"setResourcePath",value:function(e){return this.resourcePath=e,this}},{key:"setRequestHeader",value:function(e){return this.requestHeader=e,this}}]),e}(),ah={},lh=function(e){g(i,oh);var t=_(i);function i(e){return B(this,i),t.call(this,e)}return C(i,[{key:"load",value:function(e,t,i,r){var s=this;void 0===e&&(e=""),void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);var n=rh.get(e);if(void 0!==n)return this.manager.itemStart(e),we.scheduleTask((function(){t&&t(n),s.manager.itemEnd(e)}),0),n;if(void 0===ah[e]){ah[e]=[],ah[e].push({onLoad:t,onProgress:i,onError:r});var o=new Request(e,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),a=this.mimeType,l=this.responseType;fetch(o).then((function(t){if(200===t.status||0===t.status){if(0===t.status&&console.warn("FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===t.body.getReader)return t;var i=ah[e],r=t.body.getReader(),s=t.headers.get("Content-Length"),n=s?parseInt(s):0,o=0!==n,a=0,l=new ReadableStream({start:function(e){!function t(){r.read().then((function(r){var s=r.done,l=r.value;if(s)e.close();else{a+=l.byteLength;for(var u=new ProgressEvent("progress",{lengthComputable:o,loaded:a,total:n}),c=0,A=i.length;c<A;c++){var h=i[c];h.onProgress&&h.onProgress(u)}e.enqueue(l),t()}}))}()}});return new Response(l)}throw Error('fetch for "'.concat(t.url,'" responded with ').concat(t.status,": ").concat(t.statusText))})).then((function(e){switch(l){case"arraybuffer":return e.arrayBuffer();case"blob":return e.blob();case"document":return e.text().then((function(e){return(new DOMParser).parseFromString(e,a)}));case"json":return e.json();default:if(void 0===a)return e.text();var t=/charset="?([^;"\s]*)"?/i.exec(a),i=t&&t[1]?t[1].toLowerCase():void 0,r=new TextDecoder(i);return e.arrayBuffer().then((function(e){return r.decode(e)}))}})).then((function(t){rh.add(e,t);var i=ah[e];delete ah[e];for(var r=0,s=i.length;r<s;r++){var n=i[r];n.onLoad&&n.onLoad(t)}})).catch((function(t){var i=ah[e];if(void 0===i)throw s.manager.itemError(e),t;delete ah[e];for(var r=0,n=i.length;r<n;r++){var o=i[r];o.onError&&o.onError(t)}s.manager.itemError(e)})).finally((function(){s.manager.itemEnd(e)})),this.manager.itemStart(e)}else ah[e].push({onLoad:t,onProgress:i,onError:r})}},{key:"setResponseType",value:function(e){return this.responseType=e,this}},{key:"setMimeType",value:function(e){return this.mimeType=e,this}}]),i}(),uh=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:4;B(this,e),this.pool=t,this.queue=[],this.workers=[],this.workersResolve=[],this.workerStatus=0}return C(e,[{key:"_initWorker",value:function(e){if(!this.workers[e]){var t=this.workerCreator();t.addEventListener("message",this._onMessage.bind(this,e)),this.workers[e]=t}}},{key:"_getIdleWorker",value:function(){for(var e=0;e<this.pool;e++)if(!(this.workerStatus&1<<e))return e;return-1}},{key:"_onMessage",value:function(e,t){var i=this.workersResolve[e];if(i&&i(t),this.queue.length){var r=this.queue.shift(),s=r.resolve,n=r.msg,o=r.transfer;this.workersResolve[e]=s,this.workers[e].postMessage(n,o)}else this.workerStatus^=1<<e}},{key:"setWorkerCreator",value:function(e){this.workerCreator=e}},{key:"setWorkerLimit",value:function(e){this.pool=e}},{key:"postMessage",value:function(e,t){var i=this;return new Promise((function(r){var s=i._getIdleWorker();-1!==s?(i._initWorker(s),i.workerStatus|=1<<s,i.workersResolve[s]=r,i.workers[s].postMessage(e,t)):i.queue.push({resolve:r,msg:e,transfer:t})}))}},{key:"destroy",value:function(){this.workers.forEach((function(e){return e.terminate()})),this.workersResolve.length=0,this.workers.length=0,this.queue.length=0,this.workerStatus=0}}]),e}(),ch=0,Ah=function(){function e(t){var i=t.viewer,r=t.transcoderPath,s=t.workerLimit;B(this,e),this._transcoderPath=r||"https://cdn.jsdelivr.net/npm/@xeokit/xeokit-sdk/dist/basis/",this._transcoderBinary=null,this._transcoderPending=null,this._workerPool=new uh,this._workerSourceURL="",s&&this._workerPool.setWorkerLimit(s);var n=i.capabilities;this._workerConfig={astcSupported:n.astcSupported,etc1Supported:n.etc1Supported,etc2Supported:n.etc2Supported,dxtSupported:n.dxtSupported,bptcSupported:n.bptcSupported,pvrtcSupported:n.pvrtcSupported},this._supportedFileTypes=["xkt2"]}return C(e,[{key:"_init",value:function(){var t=this;if(!this._transcoderPending){var i=new lh;i.setPath(this._transcoderPath),i.setWithCredentials(this.withCredentials);var r=i.loadAsync("basis_transcoder.js"),s=new lh;s.setPath(this._transcoderPath),s.setResponseType("arraybuffer"),s.setWithCredentials(this.withCredentials);var n=s.loadAsync("basis_transcoder.wasm");this._transcoderPending=Promise.all([r,n]).then((function(i){var r=A(i,2),s=r[0],n=r[1],o=e.BasisWorker.toString(),a=["/* constants */","let _EngineFormat = "+JSON.stringify(e.EngineFormat),"let _TranscoderFormat = "+JSON.stringify(e.TranscoderFormat),"let _BasisFormat = "+JSON.stringify(e.BasisFormat),"/* 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t=this.items[e];return delete this.items[e],t}}]),e}(),z=new G,W=C((function e(t){B(this,e),this.id=t,this.parentItem=null,this.groups=[],this.menuElement=null,this.shown=!1,this.mouseOver=0})),K=C((function e(){B(this,e),this.items=[]})),X=C((function e(t,i,r,s,n){B(this,e),this.id=t,this.getTitle=i,this.doAction=r,this.getEnabled=s,this.getShown=n,this.itemElement=null,this.subMenu=null,this.enabled=!0})),J=function(){function e(){var t=this,i=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};B(this,e),this._id=z.addItem(),this._context=null,this._enabled=!1,this._itemsCfg=[],this._rootMenu=null,this._menuList=[],this._menuMap={},this._itemList=[],this._itemMap={},this._shown=!1,this._nextId=0,this._eventSubs={},!1!==i.hideOnMouseDown&&(document.addEventListener("mousedown",(function(e){e.target.classList.contains("xeokit-context-menu-item")||t.hide()})),document.addEventListener("touchstart",this._canvasTouchStartHandler=function(e){e.target.classList.contains("xeokit-context-menu-item")||t.hide()})),i.items&&(this.items=i.items),this._hideOnAction=!1!==i.hideOnAction,this.context=i.context,this.enabled=!1!==i.enabled,this.hide()}return C(e,[{key:"on",value:function(e,t){var i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}},{key:"fire",value:function(e,t){var i=this._eventSubs[e];if(i)for(var r=0,s=i.length;r<s;r++)i[r](t)}},{key:"items",get:function(){return this._itemsCfg},set:function(e){this._clear(),this._itemsCfg=e||[],this._parseItems(e),this._createUI()}},{key:"enabled",get:function(){return this._enabled},set:function(e){(e=!!e)!==this._enabled&&(this._enabled=e,this._enabled||this.hide())}},{key:"context",get:function(){return this._context},set:function(e){this._context=e}},{key:"show",value:function(e,t){this._context?this._enabled&&(this._shown||(this._hideAllMenus(),this._updateItemsTitles(),this._updateItemsEnabledStatus(),this._showMenu(this._rootMenu.id,e,t),this._updateSubMenuInfo(),this._shown=!0,this.fire("shown",{}))):console.error("ContextMenu cannot be shown without a context - set context first")}},{key:"shown",get:function(){return this._shown}},{key:"hide",value:function(){this._enabled&&this._shown&&(this._hideAllMenus(),this._shown=!1,this.fire("hidden",{}))}},{key:"destroy",value:function(){this._context=null,this._clear(),null!==this._id&&(z.removeItem(this._id),this._id=null)}},{key:"_clear",value:function(){for(var e=0,t=this._menuList.length;e<t;e++){var i=this._menuList[e].menuElement;i.parentElement.removeChild(i)}this._itemsCfg=[],this._rootMenu=null,this._menuList=[],this._menuMap={},this._itemList=[],this._itemMap={}}},{key:"_parseItems",value:function(e){var t=this;this._rootMenu=function e(i){for(var r=t._getNextId(),s=new W(r),n=0,o=i.length;n<o;n++){var a=i[n],l=new K;s.groups.push(l);for(var u=function(i,r){var n=a[i],o=n.items,u=o&&o.length>0,c=t._getNextId(),A=n.getTitle||function(){return n.title||""},h=n.doAction||n.callback||function(){},d=n.getEnabled||function(){return!0},p=n.getShown||function(){return!0},f=new X(c,A,h,d,p);if(f.parentMenu=s,l.items.push(f),u){var v=e(o);f.subMenu=v,v.parentItem=f}t._itemList.push(f),t._itemMap[f.id]=f},c=0,A=a.length;c<A;c++)u(c)}return t._menuList.push(s),t._menuMap[s.id]=s,s}(e)}},{key:"_getNextId",value:function(){return"ContextMenu_"+this._id+"_"+this._nextId++}},{key:"_createUI",value:function(){var e=this;!function t(i){e._createMenuUI(i);for(var r=i.groups,s=0,n=r.length;s<n;s++)for(var o=r[s].items,a=0,l=o.length;a<l;a++){var u=o[a].subMenu;u&&t(u)}}(this._rootMenu)}},{key:"_createMenuUI",value:function(e){var t=this,i=e.groups,r=[];if(r.push('<div class="xeokit-context-menu '+e.id+'" style="z-index:300000; position: absolute;">'),r.push("<ul>"),i)for(var s=0,n=i.length;s<n;s++){var o=s,a=n,l=i[s].items;if(l)for(var u=0,c=l.length;u<c;u++){var A=l[u],h=A.subMenu,d=A.title||"";h?(r.push('<li id="'+A.id+'" class="xeokit-context-menu-item xeokit-context-menu-submenu">'+d+"</li>"),o===a-1||u<c-1||r.push('<li id="'+A.id+'" class="xeokit-context-menu-item-separator"></li>')):(r.push('<li id="'+A.id+'" class="xeokit-context-menu-item">'+d+"</li>"),o===a-1||u<c-1||r.push('<li id="'+A.id+'" class="xeokit-context-menu-item-separator"></li>'))}}r.push("</ul>"),r.push("</div>");var p=r.join("");document.body.insertAdjacentHTML("beforeend",p);var f=document.querySelector("."+e.id);e.menuElement=f,f.style["border-radius"]="4px",f.style.display="none",f.style["z-index"]=3e5,f.style.background="white",f.style.border="1px solid black",f.style["box-shadow"]="0 4px 5px 0 gray",f.oncontextmenu=function(e){e.preventDefault()};var v=this,g=null;if(i)for(var m=0,_=i.length;m<_;m++){var y=i[m].items;if(y)for(var b=function(e,i){var r=y[e],s=r.subMenu;if(r.itemElement=document.getElementById(r.id),!r.itemElement)return console.error("ContextMenu item element not found: "+r.id),"continue";r.itemElement.addEventListener("mouseenter",(function(e){e.preventDefault();var t=r.subMenu;if(t){if(g&&g.id!==t.id&&(v._hideMenu(g.id),g=null),!1!==r.enabled){var i=r.itemElement,s=t.menuElement,n=i.getBoundingClientRect();s.getBoundingClientRect();n.right+200>window.innerWidth?v._showMenu(t.id,n.left-200,n.top-1):v._showMenu(t.id,n.right-5,n.top-1),g=t}}else g&&(v._hideMenu(g.id),g=null)})),s||(r.itemElement.addEventListener("click",(function(e){e.preventDefault(),v._context&&!1!==r.enabled&&(r.doAction&&r.doAction(v._context),t._hideOnAction?v.hide():(v._updateItemsTitles(),v._updateItemsEnabledStatus()))})),r.itemElement.addEventListener("mouseup",(function(e){3===e.which&&(e.preventDefault(),v._context&&!1!==r.enabled&&(r.doAction&&r.doAction(v._context),t._hideOnAction?v.hide():(v._updateItemsTitles(),v._updateItemsEnabledStatus())))})),r.itemElement.addEventListener("mouseenter",(function(e){e.preventDefault(),!1!==r.enabled&&r.doHover&&r.doHover(v._context)})))},x=0,w=y.length;x<w;x++)b(x)}}},{key:"_updateItemsTitles",value:function(){if(this._context)for(var e=0,t=this._itemList.length;e<t;e++){var i=this._itemList[e],r=i.itemElement;if(r){var s=i.getShown;if(s&&s(this._context)){var n=i.getTitle(this._context);i.subMenu,r.innerText=n}}}}},{key:"_updateItemsEnabledStatus",value:function(){if(this._context)for(var e=0,t=this._itemList.length;e<t;e++){var i=this._itemList[e],r=i.itemElement;if(r){var s=i.getEnabled;if(s){var n=i.getShown;if(n){var o=n(this._context);if(i.shown=o,o){r.style.display="";var a=s(this._context);i.enabled=a,a?r.classList.remove("disabled"):r.classList.add("disabled")}else r.style.display="none"}}}}}},{key:"_updateSubMenuInfo",value:function(){var e,t,i,r,s,n;this._context&&this._itemList.forEach((function(o){o.subMenu&&(e=o.itemElement,t=e.getBoundingClientRect(),i=o.subMenu.menuElement,r={visibility:i.style.visibility,display:i.style.display},i.style.display="block",i.style.visibility="hidden",n=o.subMenu.menuElement.getBoundingClientRect().width,i.style.visibility=r.visibility,i.style.display=r.display,s=t.right+n>window.innerWidth,e.setAttribute("data-submenuposition",s?"left":"right"))}))}},{key:"_showMenu",value:function(e,t,i){var r=this._menuMap[e];if(r){if(!r.shown){var s=r.menuElement;s&&(this._showMenuElement(s,t,i),r.shown=!0)}}else console.error("Menu not found: "+e)}},{key:"_hideMenu",value:function(e){var t=this._menuMap[e];if(t){if(t.shown){var i=t.menuElement;i&&(this._hideMenuElement(i),t.shown=!1)}}else console.error("Menu not found: "+e)}},{key:"_hideAllMenus",value:function(){for(var e=0,t=this._menuList.length;e<t;e++){var i=this._menuList[e];this._hideMenu(i.id)}}},{key:"_showMenuElement",value:function(e,t,i){e.style.display="block";var r=e.offsetHeight,s=e.offsetWidth;i+r>window.innerHeight&&(i=window.innerHeight-r),t+s>window.innerWidth&&(t=window.innerWidth-s),e.style.left=t+"px",e.style.top=i+"px"}},{key:"_hideMenuElement",value:function(e){e.style.display="none"}}]),e}(),Y=function(){function e(t){var i=this,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,e),this.viewer=t,this.scene=this.viewer.scene,this._lensCursorDiv=document.createElement("div"),this.viewer.scene.canvas.canvas.parentNode.insertBefore(this._lensCursorDiv,this.viewer.scene.canvas.canvas),this._lensCursorDiv.style.background="pink",this._lensCursorDiv.style.border="2px solid red",this._lensCursorDiv.style.borderRadius="20px",this._lensCursorDiv.style.width="10px",this._lensCursorDiv.style.height="10px",this._lensCursorDiv.style.margin="-200px -200px",this._lensCursorDiv.style.zIndex="100000",this._lensCursorDiv.style.position="absolute",this._lensCursorDiv.style.pointerEvents="none",this._lensContainer=document.createElement("div"),this._lensContainerId=r.containerId||"xeokit-lens",this._lensContainer.setAttribute("id",this._lensContainerId),this._lensContainer.style.border="1px solid black",this._lensContainer.style.background="white",this._lensContainer.style.borderRadius="50%",this._lensContainer.style.width="300px",this._lensContainer.style.height="300px",this._lensContainer.style.zIndex="15000",this._lensContainer.style.position="absolute",this._lensContainer.style.pointerEvents="none",this._lensContainer.style.visibility="hidden",this._lensCanvas=document.createElement("canvas"),this._lensCanvas.id="".concat(this._lensContainerId,"-canvas"),this._lensCanvas.style.borderRadius="50%",this._lensCanvas.style.width="300px",this._lensCanvas.style.height="300px",this._lensCanvas.style.zIndex="15000",this._lensCanvas.style.pointerEvents="none",document.body.appendChild(this._lensContainer),this._lensContainer.appendChild(this._lensCanvas),this._lensCanvasContext=this._lensCanvas.getContext("2d"),this._canvasElement=this.viewer.scene.canvas.canvas,this._canvasPos=null,this._snappedCanvasPos=null,this._lensPosToggle=r.lensPosToggle||!0,this._lensPosToggleAmount=r.lensPosToggleAmount||85,this._lensPosMarginLeft=r.lensPosMarginLeft||85,this._lensPosMarginTop=r.lensPosMarginTop||25,this._lensContainer.style.marginTop="".concat(this._lensPosMarginTop,"px"),this._lensContainer.style.marginLeft="".concat(this._lensPosMarginLeft,"px"),this._zoomLevel=r.zoomLevel||2,this._active=!1!==r.active,this._visible=!1,this._snapped=!1,this._onViewerRendering=this.viewer.scene.on("rendering",(function(){i._active&&i._visible&&i.update()}))}return C(e,[{key:"update",value:function(){if(this._active&&this._visible&&this._canvasPos){var e=this._lensContainer.getBoundingClientRect(),t=this._canvasElement.getBoundingClientRect(),i=this._canvasPos[0]<e.right&&this._canvasPos[0]>e.left&&this._canvasPos[1]<e.bottom&&this._canvasPos[1]>e.top;this._lensContainer.style.marginLeft="".concat(this._lensPosMarginLeft,"px"),i&&(this._lensPosToggle?this._lensContainer.style.marginTop="".concat(t.bottom-t.top-this._lensCanvas.height-this._lensPosToggleAmount,"px"):this._lensContainer.style.marginTop="".concat(this._lensPosMarginTop,"px"),this._lensPosToggle=!this._lensPosToggle),this._lensCanvasContext.clearRect(0,0,this._lensCanvas.width,this._lensCanvas.height);var r=Math.max(this._lensCanvas.width,this._lensCanvas.height)/this._zoomLevel;this._lensCanvasContext.drawImage(this._canvasElement,this._canvasPos[0]-r/2,this._canvasPos[1]-r/2,r,r,0,0,this._lensCanvas.width,this._lensCanvas.height);var s=[(e.left+e.right)/2-t.left,(e.top+e.bottom)/2-t.top];if(this._snappedCanvasPos){var n=this._snappedCanvasPos[0]-this._canvasPos[0],o=this._snappedCanvasPos[1]-this._canvasPos[1];this._lensCursorDiv.style.marginLeft="".concat(s[0]+n*this._zoomLevel-10,"px"),this._lensCursorDiv.style.marginTop="".concat(s[1]+o*this._zoomLevel-10,"px")}else this._lensCursorDiv.style.marginLeft="".concat(s[0]-10,"px"),this._lensCursorDiv.style.marginTop="".concat(s[1]-10,"px")}}},{key:"zoomFactor",get:function(){return this._zoomFactor},set:function(e){this._zoomFactor=e,this.update()}},{key:"canvasPos",get:function(){return this._canvasPos},set:function(e){this._canvasPos=e,this.update()}},{key:"snappedCanvasPos",get:function(){return this._snappedCanvasPos},set:function(e){this._snappedCanvasPos=e,this.update()}},{key:"snapped",get:function(){return this._snapped},set:function(e){this._snapped=e,e?(this._lensCursorDiv.style.background="greenyellow",this._lensCursorDiv.style.border="2px solid green"):(this._lensCursorDiv.style.background="pink",this._lensCursorDiv.style.border="2px solid red")}},{key:"active",get:function(){return this._active},set:function(e){this._active=e,this._lensContainer.style.visibility=e&&this._visible?"visible":"hidden",e&&this._visible||(this._lensCursorDiv.style.marginLeft="-100px",this._lensCursorDiv.style.marginTop="-100px"),this.update()}},{key:"visible",get:function(){return this._visible},set:function(e){this._visible=e,this._lensContainer.style.visibility=e&&this._active?"visible":"hidden",e&&this._active||(this._lensCursorDiv.style.marginLeft="-100px",this._lensCursorDiv.style.marginTop="-100px"),this.update()}},{key:"destroy",value:function(){this._destroyed||(this.viewer.scene.off(this._onViewerRendering),this._lensContainer.removeChild(this._lensCanvas),document.body.removeChild(this._lensContainer),this._destroyed=!0)}}]),e}(),Z=!0,q=Z?Float64Array:Float32Array,$=new q(3),ee=new q(16),te=new q(16),ie=new q(4),re={setDoublePrecisionEnabled:function(e){q=(Z=e)?Float64Array:Float32Array},getDoublePrecisionEnabled:function(){return Z},MIN_DOUBLE:-Number.MAX_SAFE_INTEGER,MAX_DOUBLE:Number.MAX_SAFE_INTEGER,MAX_INT:1e7,DEGTORAD:.0174532925,RADTODEG:57.295779513,unglobalizeObjectId:function(e,t){var i=t.indexOf("#");return i===e.length&&t.startsWith(e)?t.substring(i+1):t},globalizeObjectId:function(e,t){return e+"#"+t},safeInv:function(e){var t=1/e;return isNaN(t)||!isFinite(t)?1:t},vec2:function(e){return new q(e||2)},vec3:function(e){return new q(e||3)},vec4:function(e){return new q(e||4)},mat3:function(e){return new q(e||9)},mat3ToMat4:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new q(16);return t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=0,t[4]=e[3],t[5]=e[4],t[6]=e[5],t[7]=0,t[8]=e[6],t[9]=e[7],t[10]=e[8],t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t},mat4:function(e){return new q(e||16)},mat4ToMat3:function(e,t){},doublesToFloats:function(e,t,i){for(var r=new q(2),s=0,n=e.length;s<n;s++)re.splitDouble(e[s],r),t[s]=r[0],i[s]=r[1]},splitDouble:function(e,t){var i=q.from([e])[0],r=e-i;t[0]=i,t[1]=r},createUUID:function(){for(var e=[],t=0;t<256;t++)e[t]=(t<16?"0":"")+t.toString(16);return function(){var t=4294967295*Math.random()|0,i=4294967295*Math.random()|0,r=4294967295*Math.random()|0,s=4294967295*Math.random()|0;return"".concat(e[255&t]+e[t>>8&255]+e[t>>16&255]+e[t>>24&255],"-").concat(e[255&i]).concat(e[i>>8&255],"-").concat(e[i>>16&15|64]).concat(e[i>>24&255],"-").concat(e[63&r|128]).concat(e[r>>8&255],"-").concat(e[r>>16&255]).concat(e[r>>24&255]).concat(e[255&s]).concat(e[s>>8&255]).concat(e[s>>16&255]).concat(e[s>>24&255])}}(),clamp:function(e,t,i){return Math.max(t,Math.min(i,e))},fmod:function(e,t){if(e<t)return console.error("math.fmod : Attempting to find modulus within negative range - would be infinite loop - ignoring"),e;for(;t<=e;)e-=t;return e},compareVec3:function(e,t){return e[0]===t[0]&&e[1]===t[1]&&e[2]===t[2]},negateVec3:function(e,t){return t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t},negateVec4:function(e,t){return t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t[3]=-e[3],t},addVec4:function(e,t,i){return i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i[3]=e[3]+t[3],i},addVec4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i[3]=e[3]+t,i},addVec3:function(e,t,i){return i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i},addVec3Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i},subVec4:function(e,t,i){return i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i[3]=e[3]-t[3],i},subVec3:function(e,t,i){return i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i},subVec2:function(e,t,i){return i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i},geometricMeanVec2:function(){for(var e=arguments.length,t=new Array(e),i=0;i<e;i++)t[i]=arguments[i];for(var r=new q(t[0]),s=1;s<t.length;s++)r[0]+=t[s][0],r[1]+=t[s][1];return r[0]/=t.length,r[1]/=t.length,r},subVec4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]-t,i[1]=e[1]-t,i[2]=e[2]-t,i[3]=e[3]-t,i},subScalarVec4:function(e,t,i){return i||(i=e),i[0]=t-e[0],i[1]=t-e[1],i[2]=t-e[2],i[3]=t-e[3],i},mulVec4:function(e,t,i){return i||(i=e),i[0]=e[0]*t[0],i[1]=e[1]*t[1],i[2]=e[2]*t[2],i[3]=e[3]*t[3],i},mulVec4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i[3]=e[3]*t,i},mulVec3Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i},mulVec2Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i},divVec3:function(e,t,i){return i||(i=e),i[0]=e[0]/t[0],i[1]=e[1]/t[1],i[2]=e[2]/t[2],i},divVec4:function(e,t,i){return i||(i=e),i[0]=e[0]/t[0],i[1]=e[1]/t[1],i[2]=e[2]/t[2],i[3]=e[3]/t[3],i},divScalarVec3:function(e,t,i){return i||(i=t),i[0]=e/t[0],i[1]=e/t[1],i[2]=e/t[2],i},divVec3Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]/t,i[1]=e[1]/t,i[2]=e[2]/t,i},divVec4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]/t,i[1]=e[1]/t,i[2]=e[2]/t,i[3]=e[3]/t,i},divScalarVec4:function(e,t,i){return i||(i=t),i[0]=e/t[0],i[1]=e/t[1],i[2]=e/t[2],i[3]=e/t[3],i},dotVec4:function(e,t){return e[0]*t[0]+e[1]*t[1]+e[2]*t[2]+e[3]*t[3]},cross3Vec4:function(e,t){var i=e[0],r=e[1],s=e[2],n=t[0],o=t[1],a=t[2];return[r*a-s*o,s*n-i*a,i*o-r*n,0]},cross3Vec3:function(e,t,i){i||(i=e);var r=e[0],s=e[1],n=e[2],o=t[0],a=t[1],l=t[2];return i[0]=s*l-n*a,i[1]=n*o-r*l,i[2]=r*a-s*o,i},sqLenVec4:function(e){return re.dotVec4(e,e)},lenVec4:function(e){return Math.sqrt(re.sqLenVec4(e))},dotVec3:function(e,t){return e[0]*t[0]+e[1]*t[1]+e[2]*t[2]},dotVec2:function(e,t){return e[0]*t[0]+e[1]*t[1]},sqLenVec3:function(e){return re.dotVec3(e,e)},sqLenVec2:function(e){return re.dotVec2(e,e)},lenVec3:function(e){return Math.sqrt(re.sqLenVec3(e))},distVec3:(j=new q(3),function(e,t){return re.lenVec3(re.subVec3(e,t,j))}),lenVec2:function(e){return Math.sqrt(re.sqLenVec2(e))},distVec2:function(){var e=new q(2);return function(t,i){return re.lenVec2(re.subVec2(t,i,e))}}(),rcpVec3:function(e,t){return re.divScalarVec3(1,e,t)},normalizeVec4:function(e,t){var i=1/re.lenVec4(e);return re.mulVec4Scalar(e,i,t)},normalizeVec3:function(e,t){var i=1/re.lenVec3(e);return re.mulVec3Scalar(e,i,t)},normalizeVec2:function(e,t){var i=1/re.lenVec2(e);return re.mulVec2Scalar(e,i,t)},angleVec3:function(e,t){var i=re.dotVec3(e,t)/Math.sqrt(re.sqLenVec3(e)*re.sqLenVec3(t));return i=i<-1?-1:i>1?1:i,Math.acos(i)},vec3FromMat4Scale:function(){var e=new q(3);return function(t,i){return e[0]=t[0],e[1]=t[1],e[2]=t[2],i[0]=re.lenVec3(e),e[0]=t[4],e[1]=t[5],e[2]=t[6],i[1]=re.lenVec3(e),e[0]=t[8],e[1]=t[9],e[2]=t[10],i[2]=re.lenVec3(e),i}}(),vecToArray:function(){function e(e){return Math.round(1e5*e)/1e5}return function(t){for(var i=0,r=(t=Array.prototype.slice.call(t)).length;i<r;i++)t[i]=e(t[i]);return t}}(),xyzArrayToObject:function(e){return{x:e[0],y:e[1],z:e[2]}},xyzObjectToArray:function(e,t){return(t=t||re.vec3())[0]=e.x,t[1]=e.y,t[2]=e.z,t},dupMat4:function(e){return e.slice(0,16)},mat4To3:function(e){return[e[0],e[1],e[2],e[4],e[5],e[6],e[8],e[9],e[10]]},m4s:function(e){return[e,e,e,e,e,e,e,e,e,e,e,e,e,e,e,e]},setMat4ToZeroes:function(){return re.m4s(0)},setMat4ToOnes:function(){return re.m4s(1)},diagonalMat4v:function(e){return new q([e[0],0,0,0,0,e[1],0,0,0,0,e[2],0,0,0,0,e[3]])},diagonalMat4c:function(e,t,i,r){return re.diagonalMat4v([e,t,i,r])},diagonalMat4s:function(e){return re.diagonalMat4c(e,e,e,e)},identityMat4:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new q(16);return e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=1,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=1,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e},identityMat3:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new q(9);return e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=1,e[5]=0,e[6]=0,e[7]=0,e[8]=1,e},isIdentityMat4:function(e){return 1===e[0]&&0===e[1]&&0===e[2]&&0===e[3]&&0===e[4]&&1===e[5]&&0===e[6]&&0===e[7]&&0===e[8]&&0===e[9]&&1===e[10]&&0===e[11]&&0===e[12]&&0===e[13]&&0===e[14]&&1===e[15]},negateMat4:function(e,t){return t||(t=e),t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t[3]=-e[3],t[4]=-e[4],t[5]=-e[5],t[6]=-e[6],t[7]=-e[7],t[8]=-e[8],t[9]=-e[9],t[10]=-e[10],t[11]=-e[11],t[12]=-e[12],t[13]=-e[13],t[14]=-e[14],t[15]=-e[15],t},addMat4:function(e,t,i){return i||(i=e),i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i[3]=e[3]+t[3],i[4]=e[4]+t[4],i[5]=e[5]+t[5],i[6]=e[6]+t[6],i[7]=e[7]+t[7],i[8]=e[8]+t[8],i[9]=e[9]+t[9],i[10]=e[10]+t[10],i[11]=e[11]+t[11],i[12]=e[12]+t[12],i[13]=e[13]+t[13],i[14]=e[14]+t[14],i[15]=e[15]+t[15],i},addMat4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]+t,i[1]=e[1]+t,i[2]=e[2]+t,i[3]=e[3]+t,i[4]=e[4]+t,i[5]=e[5]+t,i[6]=e[6]+t,i[7]=e[7]+t,i[8]=e[8]+t,i[9]=e[9]+t,i[10]=e[10]+t,i[11]=e[11]+t,i[12]=e[12]+t,i[13]=e[13]+t,i[14]=e[14]+t,i[15]=e[15]+t,i},addScalarMat4:function(e,t,i){return re.addMat4Scalar(t,e,i)},subMat4:function(e,t,i){return i||(i=e),i[0]=e[0]-t[0],i[1]=e[1]-t[1],i[2]=e[2]-t[2],i[3]=e[3]-t[3],i[4]=e[4]-t[4],i[5]=e[5]-t[5],i[6]=e[6]-t[6],i[7]=e[7]-t[7],i[8]=e[8]-t[8],i[9]=e[9]-t[9],i[10]=e[10]-t[10],i[11]=e[11]-t[11],i[12]=e[12]-t[12],i[13]=e[13]-t[13],i[14]=e[14]-t[14],i[15]=e[15]-t[15],i},subMat4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]-t,i[1]=e[1]-t,i[2]=e[2]-t,i[3]=e[3]-t,i[4]=e[4]-t,i[5]=e[5]-t,i[6]=e[6]-t,i[7]=e[7]-t,i[8]=e[8]-t,i[9]=e[9]-t,i[10]=e[10]-t,i[11]=e[11]-t,i[12]=e[12]-t,i[13]=e[13]-t,i[14]=e[14]-t,i[15]=e[15]-t,i},subScalarMat4:function(e,t,i){return i||(i=t),i[0]=e-t[0],i[1]=e-t[1],i[2]=e-t[2],i[3]=e-t[3],i[4]=e-t[4],i[5]=e-t[5],i[6]=e-t[6],i[7]=e-t[7],i[8]=e-t[8],i[9]=e-t[9],i[10]=e-t[10],i[11]=e-t[11],i[12]=e-t[12],i[13]=e-t[13],i[14]=e-t[14],i[15]=e-t[15],i},mulMat4:function(e,t,i){i||(i=e);var r=e[0],s=e[1],n=e[2],o=e[3],a=e[4],l=e[5],u=e[6],c=e[7],A=e[8],h=e[9],d=e[10],p=e[11],f=e[12],v=e[13],g=e[14],m=e[15],_=t[0],y=t[1],b=t[2],x=t[3],w=t[4],B=t[5],P=t[6],C=t[7],M=t[8],E=t[9],F=t[10],k=t[11],I=t[12],D=t[13],S=t[14],T=t[15];return i[0]=_*r+y*a+b*A+x*f,i[1]=_*s+y*l+b*h+x*v,i[2]=_*n+y*u+b*d+x*g,i[3]=_*o+y*c+b*p+x*m,i[4]=w*r+B*a+P*A+C*f,i[5]=w*s+B*l+P*h+C*v,i[6]=w*n+B*u+P*d+C*g,i[7]=w*o+B*c+P*p+C*m,i[8]=M*r+E*a+F*A+k*f,i[9]=M*s+E*l+F*h+k*v,i[10]=M*n+E*u+F*d+k*g,i[11]=M*o+E*c+F*p+k*m,i[12]=I*r+D*a+S*A+T*f,i[13]=I*s+D*l+S*h+T*v,i[14]=I*n+D*u+S*d+T*g,i[15]=I*o+D*c+S*p+T*m,i},mulMat3:function(e,t,i){i||(i=new q(9));var r=e[0],s=e[3],n=e[6],o=e[1],a=e[4],l=e[7],u=e[2],c=e[5],A=e[8],h=t[0],d=t[3],p=t[6],f=t[1],v=t[4],g=t[7],m=t[2],_=t[5],y=t[8];return i[0]=r*h+s*f+n*m,i[3]=r*d+s*v+n*_,i[6]=r*p+s*g+n*y,i[1]=o*h+a*f+l*m,i[4]=o*d+a*v+l*_,i[7]=o*p+a*g+l*y,i[2]=u*h+c*f+A*m,i[5]=u*d+c*v+A*_,i[8]=u*p+c*g+A*y,i},mulMat4Scalar:function(e,t,i){return i||(i=e),i[0]=e[0]*t,i[1]=e[1]*t,i[2]=e[2]*t,i[3]=e[3]*t,i[4]=e[4]*t,i[5]=e[5]*t,i[6]=e[6]*t,i[7]=e[7]*t,i[8]=e[8]*t,i[9]=e[9]*t,i[10]=e[10]*t,i[11]=e[11]*t,i[12]=e[12]*t,i[13]=e[13]*t,i[14]=e[14]*t,i[15]=e[15]*t,i},mulMat4v4:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.vec4(),r=t[0],s=t[1],n=t[2],o=t[3];return i[0]=e[0]*r+e[4]*s+e[8]*n+e[12]*o,i[1]=e[1]*r+e[5]*s+e[9]*n+e[13]*o,i[2]=e[2]*r+e[6]*s+e[10]*n+e[14]*o,i[3]=e[3]*r+e[7]*s+e[11]*n+e[15]*o,i},transposeMat4:function(e,t){var i=e[4],r=e[14],s=e[8],n=e[13],o=e[12],a=e[9];if(!t||e===t){var l=e[1],u=e[2],c=e[3],A=e[6],h=e[7],d=e[11];return e[1]=i,e[2]=s,e[3]=o,e[4]=l,e[6]=a,e[7]=n,e[8]=u,e[9]=A,e[11]=r,e[12]=c,e[13]=h,e[14]=d,e}return t[0]=e[0],t[1]=i,t[2]=s,t[3]=o,t[4]=e[1],t[5]=e[5],t[6]=a,t[7]=n,t[8]=e[2],t[9]=e[6],t[10]=e[10],t[11]=r,t[12]=e[3],t[13]=e[7],t[14]=e[11],t[15]=e[15],t},transposeMat3:function(e,t){if(t===e){var i=e[1],r=e[2],s=e[5];t[1]=e[3],t[2]=e[6],t[3]=i,t[5]=e[7],t[6]=r,t[7]=s}else t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8];return t},determinantMat4:function(e){var t=e[0],i=e[1],r=e[2],s=e[3],n=e[4],o=e[5],a=e[6],l=e[7],u=e[8],c=e[9],A=e[10],h=e[11],d=e[12],p=e[13],f=e[14],v=e[15];return d*c*a*s-u*p*a*s-d*o*A*s+n*p*A*s+u*o*f*s-n*c*f*s-d*c*r*l+u*p*r*l+d*i*A*l-t*p*A*l-u*i*f*l+t*c*f*l+d*o*r*h-n*p*r*h-d*i*a*h+t*p*a*h+n*i*f*h-t*o*f*h-u*o*r*v+n*c*r*v+u*i*a*v-t*c*a*v-n*i*A*v+t*o*A*v},inverseMat4:function(e,t){t||(t=e);var i=e[0],r=e[1],s=e[2],n=e[3],o=e[4],a=e[5],l=e[6],u=e[7],c=e[8],A=e[9],h=e[10],d=e[11],p=e[12],f=e[13],v=e[14],g=e[15],m=i*a-r*o,_=i*l-s*o,y=i*u-n*o,b=r*l-s*a,x=r*u-n*a,w=s*u-n*l,B=c*f-A*p,P=c*v-h*p,C=c*g-d*p,M=A*v-h*f,E=A*g-d*f,F=h*g-d*v,k=1/(m*F-_*E+y*M+b*C-x*P+w*B);return t[0]=(a*F-l*E+u*M)*k,t[1]=(-r*F+s*E-n*M)*k,t[2]=(f*w-v*x+g*b)*k,t[3]=(-A*w+h*x-d*b)*k,t[4]=(-o*F+l*C-u*P)*k,t[5]=(i*F-s*C+n*P)*k,t[6]=(-p*w+v*y-g*_)*k,t[7]=(c*w-h*y+d*_)*k,t[8]=(o*E-a*C+u*B)*k,t[9]=(-i*E+r*C-n*B)*k,t[10]=(p*x-f*y+g*m)*k,t[11]=(-c*x+A*y-d*m)*k,t[12]=(-o*M+a*P-l*B)*k,t[13]=(i*M-r*P+s*B)*k,t[14]=(-p*b+f*_-v*m)*k,t[15]=(c*b-A*_+h*m)*k,t},traceMat4:function(e){return e[0]+e[5]+e[10]+e[15]},translationMat4v:function(e,t){var i=t||re.identityMat4();return i[12]=e[0],i[13]=e[1],i[14]=e[2],i},translationMat3v:function(e,t){var i=t||re.identityMat3();return i[6]=e[0],i[7]=e[1],i},translationMat4c:(H=new q(3),function(e,t,i,r){return H[0]=e,H[1]=t,H[2]=i,re.translationMat4v(H,r)}),translationMat4s:function(e,t){return re.translationMat4c(e,e,e,t)},translateMat4v:function(e,t){return re.translateMat4c(e[0],e[1],e[2],t)},translateMat4c:function(e,t,i,r){var s=r[3];r[0]+=s*e,r[1]+=s*t,r[2]+=s*i;var n=r[7];r[4]+=n*e,r[5]+=n*t,r[6]+=n*i;var o=r[11];r[8]+=o*e,r[9]+=o*t,r[10]+=o*i;var a=r[15];return r[12]+=a*e,r[13]+=a*t,r[14]+=a*i,r},setMat4Translation:function(e,t,i){return i[0]=e[0],i[1]=e[1],i[2]=e[2],i[3]=e[3],i[4]=e[4],i[5]=e[5],i[6]=e[6],i[7]=e[7],i[8]=e[8],i[9]=e[9],i[10]=e[10],i[11]=e[11],i[12]=t[0],i[13]=t[1],i[14]=t[2],i[15]=e[15],i},rotationMat4v:function(e,t,i){var r,s,n,o,a,l,u=re.normalizeVec4([t[0],t[1],t[2],0],[]),c=Math.sin(e),A=Math.cos(e),h=1-A,d=u[0],p=u[1],f=u[2];return r=d*p,s=p*f,n=f*d,o=d*c,a=p*c,l=f*c,(i=i||re.mat4())[0]=h*d*d+A,i[1]=h*r+l,i[2]=h*n-a,i[3]=0,i[4]=h*r-l,i[5]=h*p*p+A,i[6]=h*s+o,i[7]=0,i[8]=h*n+a,i[9]=h*s-o,i[10]=h*f*f+A,i[11]=0,i[12]=0,i[13]=0,i[14]=0,i[15]=1,i},rotationMat4c:function(e,t,i,r,s){return re.rotationMat4v(e,[t,i,r],s)},scalingMat4v:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.identityMat4();return t[0]=e[0],t[5]=e[1],t[10]=e[2],t},scalingMat3v:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.identityMat3();return t[0]=e[0],t[4]=e[1],t},scalingMat4c:function(){var e=new q(3);return function(t,i,r,s){return e[0]=t,e[1]=i,e[2]=r,re.scalingMat4v(e,s)}}(),scaleMat4c:function(e,t,i,r){return r[0]*=e,r[4]*=t,r[8]*=i,r[1]*=e,r[5]*=t,r[9]*=i,r[2]*=e,r[6]*=t,r[10]*=i,r[3]*=e,r[7]*=t,r[11]*=i,r},scaleMat4v:function(e,t){var i=e[0],r=e[1],s=e[2];return t[0]*=i,t[4]*=r,t[8]*=s,t[1]*=i,t[5]*=r,t[9]*=s,t[2]*=i,t[6]*=r,t[10]*=s,t[3]*=i,t[7]*=r,t[11]*=s,t},scalingMat4s:function(e){return re.scalingMat4c(e,e,e)},rotationTranslationMat4:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.mat4(),r=e[0],s=e[1],n=e[2],o=e[3],a=r+r,l=s+s,u=n+n,c=r*a,A=r*l,h=r*u,d=s*l,p=s*u,f=n*u,v=o*a,g=o*l,m=o*u;return i[0]=1-(d+f),i[1]=A+m,i[2]=h-g,i[3]=0,i[4]=A-m,i[5]=1-(c+f),i[6]=p+v,i[7]=0,i[8]=h+g,i[9]=p-v,i[10]=1-(c+d),i[11]=0,i[12]=t[0],i[13]=t[1],i[14]=t[2],i[15]=1,i},mat4ToEuler:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.vec4(),r=re.clamp,s=e[0],n=e[4],o=e[8],a=e[1],l=e[5],u=e[9],c=e[2],A=e[6],h=e[10];return"XYZ"===t?(i[1]=Math.asin(r(o,-1,1)),Math.abs(o)<.99999?(i[0]=Math.atan2(-u,h),i[2]=Math.atan2(-n,s)):(i[0]=Math.atan2(A,l),i[2]=0)):"YXZ"===t?(i[0]=Math.asin(-r(u,-1,1)),Math.abs(u)<.99999?(i[1]=Math.atan2(o,h),i[2]=Math.atan2(a,l)):(i[1]=Math.atan2(-c,s),i[2]=0)):"ZXY"===t?(i[0]=Math.asin(r(A,-1,1)),Math.abs(A)<.99999?(i[1]=Math.atan2(-c,h),i[2]=Math.atan2(-n,l)):(i[1]=0,i[2]=Math.atan2(a,s))):"ZYX"===t?(i[1]=Math.asin(-r(c,-1,1)),Math.abs(c)<.99999?(i[0]=Math.atan2(A,h),i[2]=Math.atan2(a,s)):(i[0]=0,i[2]=Math.atan2(-n,l))):"YZX"===t?(i[2]=Math.asin(r(a,-1,1)),Math.abs(a)<.99999?(i[0]=Math.atan2(-u,l),i[1]=Math.atan2(-c,s)):(i[0]=0,i[1]=Math.atan2(o,h))):"XZY"===t&&(i[2]=Math.asin(-r(n,-1,1)),Math.abs(n)<.99999?(i[0]=Math.atan2(A,l),i[1]=Math.atan2(o,s)):(i[0]=Math.atan2(-u,h),i[1]=0)),i},composeMat4:function(e,t,i){var r=arguments.length>3&&void 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p===y&&f===b&&v===x?re.identityMat4():(s=p-y,n=f-b,o=v-x,a=m*(o*=d=1/Math.sqrt(s*s+n*n+o*o))-_*(n*=d),l=_*(s*=d)-g*o,u=g*n-m*s,(d=Math.sqrt(a*a+l*l+u*u))?(a*=d=1/d,l*=d,u*=d):(a=0,l=0,u=0),c=n*u-o*l,A=o*a-s*u,h=s*l-n*a,(d=Math.sqrt(c*c+A*A+h*h))?(c*=d=1/d,A*=d,h*=d):(c=0,A=0,h=0),r[0]=a,r[1]=c,r[2]=s,r[3]=0,r[4]=l,r[5]=A,r[6]=n,r[7]=0,r[8]=u,r[9]=h,r[10]=o,r[11]=0,r[12]=-(a*p+l*f+u*v),r[13]=-(c*p+A*f+h*v),r[14]=-(s*p+n*f+o*v),r[15]=1,r)},lookAtMat4c:function(e,t,i,r,s,n,o,a,l){return re.lookAtMat4v([e,t,i],[r,s,n],[o,a,l],[])},orthoMat4c:function(e,t,i,r,s,n,o){o||(o=re.mat4());var a=t-e,l=r-i,u=n-s;return o[0]=2/a,o[1]=0,o[2]=0,o[3]=0,o[4]=0,o[5]=2/l,o[6]=0,o[7]=0,o[8]=0,o[9]=0,o[10]=-2/u,o[11]=0,o[12]=-(e+t)/a,o[13]=-(r+i)/l,o[14]=-(n+s)/u,o[15]=1,o},frustumMat4v:function(e,t,i){i||(i=re.mat4());var r=[e[0],e[1],e[2],0],s=[t[0],t[1],t[2],0];re.addVec4(s,r,ee),re.subVec4(s,r,te);var n=2*r[2],o=te[0],a=te[1],l=te[2];return i[0]=n/o,i[1]=0,i[2]=0,i[3]=0,i[4]=0,i[5]=n/a,i[6]=0,i[7]=0,i[8]=ee[0]/o,i[9]=ee[1]/a,i[10]=-ee[2]/l,i[11]=-1,i[12]=0,i[13]=0,i[14]=-n*s[2]/l,i[15]=0,i},frustumMat4:function(e,t,i,r,s,n,o){o||(o=re.mat4());var a=t-e,l=r-i,u=n-s;return o[0]=2*s/a,o[1]=0,o[2]=0,o[3]=0,o[4]=0,o[5]=2*s/l,o[6]=0,o[7]=0,o[8]=(t+e)/a,o[9]=(r+i)/l,o[10]=-(n+s)/u,o[11]=-1,o[12]=0,o[13]=0,o[14]=-n*s*2/u,o[15]=0,o},perspectiveMat4:function(e,t,i,r,s){var n=[],o=[];return n[2]=i,o[2]=r,o[1]=n[2]*Math.tan(e/2),n[1]=-o[1],o[0]=o[1]*t,n[0]=-o[0],re.frustumMat4v(n,o,s)},compareMat4:function(e,t){return e[0]===t[0]&&e[1]===t[1]&&e[2]===t[2]&&e[3]===t[3]&&e[4]===t[4]&&e[5]===t[5]&&e[6]===t[6]&&e[7]===t[7]&&e[8]===t[8]&&e[9]===t[9]&&e[10]===t[10]&&e[11]===t[11]&&e[12]===t[12]&&e[13]===t[13]&&e[14]===t[14]&&e[15]===t[15]},transformPoint3:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.vec3(),r=t[0],s=t[1],n=t[2];return i[0]=e[0]*r+e[4]*s+e[8]*n+e[12],i[1]=e[1]*r+e[5]*s+e[9]*n+e[13],i[2]=e[2]*r+e[6]*s+e[10]*n+e[14],i},transformPoint4:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.vec4();return i[0]=e[0]*t[0]+e[4]*t[1]+e[8]*t[2]+e[12]*t[3],i[1]=e[1]*t[0]+e[5]*t[1]+e[9]*t[2]+e[13]*t[3],i[2]=e[2]*t[0]+e[6]*t[1]+e[10]*t[2]+e[14]*t[3],i[3]=e[3]*t[0]+e[7]*t[1]+e[11]*t[2]+e[15]*t[3],i},transformPoints3:function(e,t,i){for(var r,s,n,o,a,l=i||[],u=t.length,c=e[0],A=e[1],h=e[2],d=e[3],p=e[4],f=e[5],v=e[6],g=e[7],m=e[8],_=e[9],y=e[10],b=e[11],x=e[12],w=e[13],B=e[14],P=e[15],C=0;C<u;++C)r=(o=t[C])[0],s=o[1],n=o[2],(a=l[C]||(l[C]=[0,0,0]))[0]=c*r+p*s+m*n+x,a[1]=A*r+f*s+_*n+w,a[2]=h*r+v*s+y*n+B,a[3]=d*r+g*s+b*n+P;return l.length=u,l},transformPositions3:function(e,t){var i,r,s,n,o=arguments.length>2&&void 0!==arguments[2]?arguments[2]:t,a=t.length,l=e[0],u=e[1],c=e[2];e[3];var A=e[4],h=e[5],d=e[6];e[7];var p=e[8],f=e[9],v=e[10];e[11];var g=e[12],m=e[13],_=e[14];for(e[15],i=0;i<a;i+=3)r=t[i+0],s=t[i+1],n=t[i+2],o[i+0]=l*r+A*s+p*n+g,o[i+1]=u*r+h*s+f*n+m,o[i+2]=c*r+d*s+v*n+_;return o},transformPositions4:function(e,t){var i,r,s,n,o=arguments.length>2&&void 0!==arguments[2]?arguments[2]:t,a=t.length,l=e[0],u=e[1],c=e[2],A=e[3],h=e[4],d=e[5],p=e[6],f=e[7],v=e[8],g=e[9],m=e[10],_=e[11],y=e[12],b=e[13],x=e[14],w=e[15];for(i=0;i<a;i+=4)r=t[i+0],s=t[i+1],n=t[i+2],o[i+0]=l*r+h*s+v*n+y,o[i+1]=u*r+d*s+g*n+b,o[i+2]=c*r+p*s+m*n+x,o[i+3]=A*r+f*s+_*n+w;return o},transformVec3:function(e,t,i){var r=t[0],s=t[1],n=t[2];return(i=i||this.vec3())[0]=e[0]*r+e[4]*s+e[8]*n,i[1]=e[1]*r+e[5]*s+e[9]*n,i[2]=e[2]*r+e[6]*s+e[10]*n,i},transformVec4:function(e,t,i){var r=t[0],s=t[1],n=t[2],o=t[3];return(i=i||re.vec4())[0]=e[0]*r+e[4]*s+e[8]*n+e[12]*o,i[1]=e[1]*r+e[5]*s+e[9]*n+e[13]*o,i[2]=e[2]*r+e[6]*s+e[10]*n+e[14]*o,i[3]=e[3]*r+e[7]*s+e[11]*n+e[15]*o,i},rotateVec2:function(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:e,s=Math.cos(i),n=Math.sin(i),o=e[0]-t[0],a=e[1]-t[1];return r[0]=o*s-a*n+t[0],r[1]=o*n+a*s+t[1],e},rotateVec3X:function(e,t,i,r){var s=[],n=[];return s[0]=e[0]-t[0],s[1]=e[1]-t[1],s[2]=e[2]-t[2],n[0]=s[0],n[1]=s[1]*Math.cos(i)-s[2]*Math.sin(i),n[2]=s[1]*Math.sin(i)+s[2]*Math.cos(i),r[0]=n[0]+t[0],r[1]=n[1]+t[1],r[2]=n[2]+t[2],r},rotateVec3Y:function(e,t,i,r){var s=[],n=[];return s[0]=e[0]-t[0],s[1]=e[1]-t[1],s[2]=e[2]-t[2],n[0]=s[2]*Math.sin(i)+s[0]*Math.cos(i),n[1]=s[1],n[2]=s[2]*Math.cos(i)-s[0]*Math.sin(i),r[0]=n[0]+t[0],r[1]=n[1]+t[1],r[2]=n[2]+t[2],r},rotateVec3Z:function(e,t,i,r){var s=[],n=[];return s[0]=e[0]-t[0],s[1]=e[1]-t[1],s[2]=e[2]-t[2],n[0]=s[0]*Math.cos(i)-s[1]*Math.sin(i),n[1]=s[0]*Math.sin(i)+s[1]*Math.cos(i),n[2]=s[2],r[0]=n[0]+t[0],r[1]=n[1]+t[1],r[2]=n[2]+t[2],r},projectVec4:function(e,t){var i=1/e[3];return(t=t||re.vec2())[0]=e[0]*i,t[1]=e[1]*i,t},unprojectVec3:(N=new q(16),Q=new q(16),V=new q(16),function(e,t,i,r){return this.transformVec3(this.mulMat4(this.inverseMat4(t,N),this.inverseMat4(i,Q),V),e,r)}),lerpVec3:function(e,t,i,r,s,n){var o=n||re.vec3(),a=(e-t)/(i-t);return o[0]=r[0]+a*(s[0]-r[0]),o[1]=r[1]+a*(s[1]-r[1]),o[2]=r[2]+a*(s[2]-r[2]),o},lerpMat4:function(e,t,i,r,s,n){var o=n||re.mat4(),a=(e-t)/(i-t);return o[0]=r[0]+a*(s[0]-r[0]),o[1]=r[1]+a*(s[1]-r[1]),o[2]=r[2]+a*(s[2]-r[2]),o[3]=r[3]+a*(s[3]-r[3]),o[4]=r[4]+a*(s[4]-r[4]),o[5]=r[5]+a*(s[5]-r[5]),o[6]=r[6]+a*(s[6]-r[6]),o[7]=r[7]+a*(s[7]-r[7]),o[8]=r[8]+a*(s[8]-r[8]),o[9]=r[9]+a*(s[9]-r[9]),o[10]=r[10]+a*(s[10]-r[10]),o[11]=r[11]+a*(s[11]-r[11]),o[12]=r[12]+a*(s[12]-r[12]),o[13]=r[13]+a*(s[13]-r[13]),o[14]=r[14]+a*(s[14]-r[14]),o[15]=r[15]+a*(s[15]-r[15]),o},flatten:function(e){var t,i,r,s,n,o=[];for(t=0,i=e.length;t<i;t++)for(r=0,s=(n=e[t]).length;r<s;r++)o.push(n[r]);return o},identityQuaternion:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:re.vec4();return e[0]=0,e[1]=0,e[2]=0,e[3]=1,e},eulerToQuaternion:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:re.vec4(),r=e[0]*re.DEGTORAD/2,s=e[1]*re.DEGTORAD/2,n=e[2]*re.DEGTORAD/2,o=Math.cos(r),a=Math.cos(s),l=Math.cos(n),u=Math.sin(r),c=Math.sin(s),A=Math.sin(n);return"XYZ"===t?(i[0]=u*a*l+o*c*A,i[1]=o*c*l-u*a*A,i[2]=o*a*A+u*c*l,i[3]=o*a*l-u*c*A):"YXZ"===t?(i[0]=u*a*l+o*c*A,i[1]=o*c*l-u*a*A,i[2]=o*a*A-u*c*l,i[3]=o*a*l+u*c*A):"ZXY"===t?(i[0]=u*a*l-o*c*A,i[1]=o*c*l+u*a*A,i[2]=o*a*A+u*c*l,i[3]=o*a*l-u*c*A):"ZYX"===t?(i[0]=u*a*l-o*c*A,i[1]=o*c*l+u*a*A,i[2]=o*a*A-u*c*l,i[3]=o*a*l+u*c*A):"YZX"===t?(i[0]=u*a*l+o*c*A,i[1]=o*c*l+u*a*A,i[2]=o*a*A-u*c*l,i[3]=o*a*l-u*c*A):"XZY"===t&&(i[0]=u*a*l-o*c*A,i[1]=o*c*l-u*a*A,i[2]=o*a*A+u*c*l,i[3]=o*a*l+u*c*A),i},mat4ToQuaternion:function(e){var t,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.vec4(),r=e[0],s=e[4],n=e[8],o=e[1],a=e[5],l=e[9],u=e[2],c=e[6],A=e[10],h=r+a+A;return 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n=re.subVec3(t,e,i),o=s[0]-r[0],a=r[3]-s[0],l=s[1]-r[1],u=r[4]-s[1],c=s[2]-r[2],A=r[5]-s[2];return n[0]+=o>a?o:a,n[1]+=l>u?l:u,n[2]+=c>A?c:A,Math.abs(re.lenVec3(n))}}(),getAABB3Area:function(e){return(e[3]-e[0])*(e[4]-e[1])*(e[5]-e[2])},getAABB3Center:function(e,t){var i=t||re.vec3();return i[0]=(e[0]+e[3])/2,i[1]=(e[1]+e[4])/2,i[2]=(e[2]+e[5])/2,i},getAABB2Center:function(e,t){var i=t||re.vec2();return i[0]=(e[2]+e[0])/2,i[1]=(e[3]+e[1])/2,i},collapseAABB3:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:re.AABB3();return e[0]=re.MAX_DOUBLE,e[1]=re.MAX_DOUBLE,e[2]=re.MAX_DOUBLE,e[3]=re.MIN_DOUBLE,e[4]=re.MIN_DOUBLE,e[5]=re.MIN_DOUBLE,e},AABB3ToOBB3:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.OBB3();return 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a=e.length/3;return t[0]=i/a,t[1]=r/a,t[2]=s/a,t},expandAABB3:function(e,t){return e[0]>t[0]&&(e[0]=t[0]),e[1]>t[1]&&(e[1]=t[1]),e[2]>t[2]&&(e[2]=t[2]),e[3]<t[3]&&(e[3]=t[3]),e[4]<t[4]&&(e[4]=t[4]),e[5]<t[5]&&(e[5]=t[5]),e},expandAABB3Point3:function(e,t){return e[0]>t[0]&&(e[0]=t[0]),e[1]>t[1]&&(e[1]=t[1]),e[2]>t[2]&&(e[2]=t[2]),e[3]<t[0]&&(e[3]=t[0]),e[4]<t[1]&&(e[4]=t[1]),e[5]<t[2]&&(e[5]=t[2]),e},expandAABB3Points3:function(e,t){for(var i,r,s,n=0,o=t.length;n<o;n+=3)i=t[n],r=t[n+1],s=t[n+2],e[0]>i&&(e[0]=i),e[1]>r&&(e[1]=r),e[2]>s&&(e[2]=s),e[3]<i&&(e[3]=i),e[4]<r&&(e[4]=r),e[5]<s&&(e[5]=s);return e},collapseAABB2:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:re.AABB2();return e[0]=re.MAX_DOUBLE,e[1]=re.MAX_DOUBLE,e[2]=re.MIN_DOUBLE,e[3]=re.MIN_DOUBLE,e},point3AABB3Intersect:function(e,t){return e[0]>t[0]||e[3]<t[0]||e[1]>t[1]||e[4]<t[1]||e[2]>t[2]||e[5]<t[2]},point3AABB3AbsoluteIntersect:function(e,t){return e[0]<=t[0]&&e[3]>=t[0]&&e[1]<=t[1]&&e[4]>=t[1]&&e[2]<=t[2]&&e[5]>=t[2]},planeAABB3Intersect:function(e,t,i){var r,s;return e[0]>0?(r=e[0]*i[0],s=e[0]*i[3]):(r=e[0]*i[3],s=e[0]*i[0]),e[1]>0?(r+=e[1]*i[1],s+=e[1]*i[4]):(r+=e[1]*i[4],s+=e[1]*i[1]),e[2]>0?(r+=e[2]*i[2],s+=e[2]*i[5]):(r+=e[2]*i[5],s+=e[2]*i[2]),r<=-t&&s<=-t?-1:r>=-t&&s>=-t?1:0},OBB3ToAABB2:function(e){for(var t,i,r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.AABB2(),n=re.MAX_DOUBLE,o=re.MAX_DOUBLE,a=re.MIN_DOUBLE,l=re.MIN_DOUBLE,u=0,c=e.length;u<c;u+=4)t=e[u+0],i=e[u+1],(t*=r=1/(e[u+3]||1))<n&&(n=t),(i*=r)<o&&(o=i),t>a&&(a=t),i>l&&(l=i);return s[0]=n,s[1]=o,s[2]=a,s[3]=l,s},expandAABB2:function(e,t){return e[0]>t[0]&&(e[0]=t[0]),e[1]>t[1]&&(e[1]=t[1]),e[2]<t[2]&&(e[2]=t[2]),e[3]<t[3]&&(e[3]=t[3]),e},expandAABB2Point2:function(e,t){return e[0]>t[0]&&(e[0]=t[0]),e[1]>t[1]&&(e[1]=t[1]),e[2]<t[0]&&(e[2]=t[0]),e[3]<t[1]&&(e[3]=t[1]),e},AABB2ToCanvas:function(e,t,i){var r=arguments.length>3&&void 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he.isString(e)||he.isNumeric(e)},isSameComponent:function(e,t){return!(!e||!t)&&(he.isNumeric(e)||he.isString(e)?"".concat(e):e.id)===(he.isNumeric(t)||he.isString(t)?"".concat(t):t.id)},isFunction:function(e){return"function"==typeof e},isObject:function(e){var t={}.constructor;return!!e&&e.constructor===t},copy:function(e){return he.apply(e,{})},apply:function(e,t){for(var i in e)e.hasOwnProperty(i)&&(t[i]=e[i]);return t},apply2:function(e,t){for(var i in e)e.hasOwnProperty(i)&&void 0!==e[i]&&null!==e[i]&&(t[i]=e[i]);return t},applyIf:function(e,t){for(var i in e)e.hasOwnProperty(i)&&(void 0!==t[i]&&null!==t[i]||(t[i]=e[i]));return t},isEmptyObject:function(e){for(var t in e)if(e.hasOwnProperty(t))return!1;return!0},inQuotes:function(e){return he.isNumeric(e)?"".concat(e):"'".concat(e,"'")},concat:function(e,t){var i=new e.constructor(e.length+t.length);return i.set(e),i.set(t,e.length),i},flattenParentChildHierarchy:function(e){var t=[];return function e(i){i.id=i.uuid,delete i.oid,t.push(i);var r=i.children;if(r)for(var s=0,n=r.length;s<n;s++){r[s].parent=i.id,e(r[s])}i.children=[]}(e),t}},de={},pe=new G,fe=new oe,ve={sceneId:null,time:null,startTime:null,prevTime:null,deltaTime:null},ge=[],me=0,_e=0;var ye,be,xe,we=new function(){this.version="1.0.0",this.scenes={},this._superTypes={},this._addScene=function(e){if(e.id){if(we.scenes[e.id])return void console.error("[ERROR] Scene ".concat(he.inQuotes(e.id)," already exists"))}else e.id=pe.addItem({});we.scenes[e.id]=e;var t=e.ticksPerOcclusionTest,i=e.ticksPerRender;de[e.id]={ticksPerOcclusionTest:t,ticksPerRender:i,renderCountdown:i},ae.components.scenes++,e.once("destroyed",(function(){pe.removeItem(e.id),delete we.scenes[e.id],delete de[e.id],ae.components.scenes--}))},this.clear=function(){var e;for(var t in we.scenes)we.scenes.hasOwnProperty(t)&&(e=we.scenes[t],"default.scene"===t?e.clear():(e.destroy(),delete we.scenes[e.id]))},this.scheduleTask=function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;fe.push(e),fe.push(t)},this.runTasks=function(){for(var e,t,i=arguments.length>0&&void 0!==arguments[0]?arguments[0]:-1,r=(new Date).getTime(),s=0;fe.length>0&&(i<0||r<i);)e=fe.shift(),(t=fe.shift())?e.call(t):e(),r=(new Date).getTime(),s++;return s},this.getNumTasks=function(){return fe.length}},Be=function(){var e=Date.now();if(Ae=e-me,me>0&&Ae>0){var t=1e3/Ae;_e+=t,ge.push(t),ge.length>=30&&(_e-=ge.shift()),ae.frame.fps=Math.round(_e/ge.length)}for(var i in we.scenes)we.scenes[i].compile();Pe(e),me=e};ye=function(){Be()},be=100,xe=Date.now()+be,function e(){var t=Date.now()-xe;ye(),xe+=be,setTimeout(e,Math.max(0,be-t))}();function Pe(e){var t=we.runTasks(e+10),i=we.getNumTasks();ae.frame.tasksRun=t,ae.frame.tasksScheduled=i,ae.frame.tasksBudget=10}!function e(){var t=Date.now();if(Ae=t-me,me>0&&Ae>0){var i=1e3/Ae;_e+=i,ge.push(i),ge.length>=30&&(_e-=ge.shift()),ae.frame.fps=Math.round(_e/ge.length)}Pe(t),function(e){for(var t in ve.time=e,we.scenes)if(we.scenes.hasOwnProperty(t)){var i=we.scenes[t];ve.sceneId=t,ve.startTime=i.startTime,ve.deltaTime=null!=ve.prevTime?ve.time-ve.prevTime:0,i.fire("tick",ve,!0)}ve.prevTime=e}(t),function(){var e,t,i,r,s,n=we.scenes,o=!1;for(s in n)n.hasOwnProperty(s)&&(e=n[s],(t=de[s])||(t=de[s]={}),i=e.ticksPerOcclusionTest,t.ticksPerOcclusionTest!==i&&(t.ticksPerOcclusionTest=i,t.renderCountdown=i),--e.occlusionTestCountdown<=0&&(e.doOcclusionTest(),e.occlusionTestCountdown=i),r=e.ticksPerRender,t.ticksPerRender!==r&&(t.ticksPerRender=r,t.renderCountdown=r),0==--t.renderCountdown&&(e.render(o),t.renderCountdown=r))}(),void 0!==window.requestPostAnimationFrame?window.requestPostAnimationFrame(Be):requestAnimationFrame(e)}();var Ce=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,e),this.scene=null,"Scene"===this.type)this.scene=this,this.viewer=i.viewer;else{if("Scene"===t.type)this.scene=t;else{if(!(t instanceof e))throw"Invalid param: owner must be a Component";this.scene=t.scene}this._owner=t}this._dontClear=!!i.dontClear,this._renderer=this.scene._renderer,this.meta=i.meta||{},this.id=i.id,this.destroyed=!1,this._attached={},this._attachments=null,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._eventSubsNum=null,this._events=null,this._eventCallDepth=0,this._ownedComponents=null,this!==this.scene&&this.scene._addComponent(this),this._updateScheduled=!1,t&&t._own(this)}return C(e,[{key:"type",get:function(){return"Component"}},{key:"isComponent",get:function(){return!0}},{key:"glRedraw",value:function(){this._renderer&&(this._renderer.imageDirty(),this.castsShadow&&this._renderer.shadowsDirty())}},{key:"glResort",value:function(){this._renderer&&this._renderer.needStateSort()}},{key:"owner",get:function(){return this._owner}},{key:"isType",value:function(e){return this.type===e}},{key:"fire",value:function(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={},this._eventSubsNum={}),!0!==i&&(this._events[e]=t||!0);var r,s=this._eventSubs[e];if(s)for(var n in s)s.hasOwnProperty(n)&&(r=s[n],this._eventCallDepth++,this._eventCallDepth<300?r.callback.call(r.scope,t):this.error("fire: potential stack overflow from recursive event '"+e+"' - dropping this event"),this._eventCallDepth--)}},{key:"on",value:function(e,t,i){this._events||(this._events={}),this._subIdMap||(this._subIdMap=new G),this._subIdEvents||(this._subIdEvents={}),this._eventSubs||(this._eventSubs={}),this._eventSubsNum||(this._eventSubsNum={});var r=this._eventSubs[e];r?this._eventSubsNum[e]++:(r={},this._eventSubs[e]=r,this._eventSubsNum[e]=1);var s=this._subIdMap.addItem();r[s]={callback:t,scope:i||this},this._subIdEvents[s]=e;var n=this._events[e];return void 0!==n&&t.call(i||this,n),s}},{key:"off",value:function(e){if(null!=e&&this._subIdEvents){var t=this._subIdEvents[e];if(t){delete this._subIdEvents[e];var i=this._eventSubs[t];i&&(delete i[e],this._eventSubsNum[t]--),this._subIdMap.removeItem(e)}}}},{key:"once",value:function(e,t,i){var r=this,s=this.on(e,(function(e){r.off(s),t.call(i||this,e)}),i)}},{key:"hasSubs",value:function(e){return this._eventSubsNum&&this._eventSubsNum[e]>0}},{key:"log",value:function(e){e="[LOG]"+this._message(e),window.console.log(e),this.scene.fire("log",e)}},{key:"_message",value:function(e){return" ["+this.type+" "+he.inQuotes(this.id)+"]: "+e}},{key:"warn",value:function(e){e="[WARN]"+this._message(e),window.console.warn(e),this.scene.fire("warn",e)}},{key:"error",value:function(e){e="[ERROR]"+this._message(e),window.console.error(e),this.scene.fire("error",e)}},{key:"_attach",value:function(e){var t=e.name;if(t){var i=e.component,r=e.sceneDefault,s=e.sceneSingleton,n=e.type,o=e.on,a=!1!==e.recompiles;if(i&&(he.isNumeric(i)||he.isString(i))){var l=i;if(!(i=this.scene.components[l]))return void this.error("Component not found: "+he.inQuotes(l))}if(!i)if(!0===s){var u=this.scene.types[n];for(var c in u)if(u.hasOwnProperty){i=u[c];break}if(!i)return this.error("Scene has no default component for '"+t+"'"),null}else if(!0===r&&!(i=this.scene[t]))return this.error("Scene has no default component for '"+t+"'"),null;if(i){if(i.scene.id!==this.scene.id)return void this.error("Not in same scene: "+i.type+" "+he.inQuotes(i.id));if(n&&!i.isType(n))return void this.error("Expected a "+n+" type or subtype: "+i.type+" "+he.inQuotes(i.id))}this._attachments||(this._attachments={});var A,h,d,p=this._attached[t];if(p){if(i&&p.id===i.id)return;var f=this._attachments[p.id];for(h=0,d=(A=f.subs).length;h<d;h++)p.off(A[h]);delete this._attached[t],delete this._attachments[p.id];var v=f.params.onDetached;v&&(he.isFunction(v)?v(p):v.scope?v.callback.call(v.scope,p):v.callback(p)),f.managingLifecycle&&p.destroy()}if(i){var g={params:e,component:i,subs:[],managingLifecycle:!1};g.subs.push(i.once("destroyed",(function(){g.params.component=null,this._attach(g.params)}),this)),a&&g.subs.push(i.on("dirty",(function(){this.fire("dirty",this)}),this)),this._attached[t]=i,this._attachments[i.id]=g;var m,_,y,b,x=e.onAttached;if(x&&(he.isFunction(x)?x(i):x.scope?x.callback.call(x.scope,i):x.callback(i)),o)for(m in o)if(o.hasOwnProperty(m)){if(_=o[m],he.isFunction(_)?(y=_,b=null):(y=_.callback,b=_.scope),!y)continue;g.subs.push(i.on(m,y,b))}}return a&&this.fire("dirty",this),this.fire(t,i),i}this.error("Component 'name' 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t._ownedComponents[e.id]}),this)}},{key:"_needUpdate",value:function(e){this._updateScheduled||(this._updateScheduled=!0,0===e?this._doUpdate():we.scheduleTask(this._doUpdate,this))}},{key:"_doUpdate",value:function(){this._updateScheduled&&(this._updateScheduled=!1,this._update&&this._update())}},{key:"scheduleTask",value:function(e){we.scheduleTask(e,null)}},{key:"_update",value:function(){}},{key:"clear",value:function(){if(this._ownedComponents)for(var e in this._ownedComponents){if(this._ownedComponents.hasOwnProperty(e))this._ownedComponents[e].destroy(),delete this._ownedComponents[e]}}},{key:"destroy",value:function(){if(!this.destroyed){var e,t,i,r,s,n;if(this.fire("destroyed",this.destroyed=!0),this._attachments)for(e in this._attachments)if(this._attachments.hasOwnProperty(e)){for(i=(t=this._attachments[e]).component,s=0,n=(r=t.subs).length;s<n;s++)i.off(r[s]);t.managingLifecycle&&i.destroy()}if(this._ownedComponents)for(e in this._ownedComponents)this._ownedComponents.hasOwnProperty(e)&&((i=this._ownedComponents[e]).destroy(),delete this._ownedComponents[e]);this.scene._removeComponent(this),this._attached={},this._attachments=null,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._events=null,this._eventCallDepth=0,this._ownedComponents=null,this._updateScheduled=!1}}}]),e}(),Me=re.vec3(),Ee=re.vec3(),Fe=re.mat4(),ke=function(){function e(){B(this,e),this.normal=re.vec3(),this.offset=0,this.testVertex=re.vec3()}return C(e,[{key:"set",value:function(e,t,i,r){var s=1/Math.sqrt(e*e+t*t+i*i);this.normal[0]=e*s,this.normal[1]=t*s,this.normal[2]=i*s,this.offset=r*s,this.testVertex[0]=this.normal[0]>=0?1:0,this.testVertex[1]=this.normal[1]>=0?1:0,this.testVertex[2]=this.normal[2]>=0?1:0}}]),e}(),Ie=C((function e(){B(this,e),this.planes=[new ke,new ke,new ke,new ke,new ke,new ke]}));function De(e,t,i){var r=re.mulMat4(i,t,Fe),s=r[0],n=r[1],o=r[2],a=r[3],l=r[4],u=r[5],c=r[6],A=r[7],h=r[8],d=r[9],p=r[10],f=r[11],v=r[12],g=r[13],m=r[14],_=r[15];e.planes[0].set(a-s,A-l,f-h,_-v),e.planes[1].set(a+s,A+l,f+h,_+v),e.planes[2].set(a-n,A-u,f-d,_-g),e.planes[3].set(a+n,A+u,f+d,_+g),e.planes[4].set(a-o,A-c,f-p,_-m),e.planes[5].set(a+o,A+c,f+p,_+m)}function Se(e,t){var i=Ie.INSIDE,r=Me,s=Ee;r[0]=t[0],r[1]=t[1],r[2]=t[2],s[0]=t[3],s[1]=t[4],s[2]=t[5];for(var n=[r,s],o=0;o<6;++o){var a=e.planes[o];if(a.normal[0]*n[a.testVertex[0]][0]+a.normal[1]*n[a.testVertex[1]][1]+a.normal[2]*n[a.testVertex[2]][2]+a.offset<0)return Ie.OUTSIDE;a.normal[0]*n[1-a.testVertex[0]][0]+a.normal[1]*n[1-a.testVertex[1]][1]+a.normal[2]*n[1-a.testVertex[2]][2]+a.offset<0&&(i=Ie.INTERSECT)}return i}Ie.INSIDE=0,Ie.INTERSECT=1,Ie.OUTSIDE=2;var Te=function(e){g(i,Ce);var t=_(i);function i(){var e,r=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};if(B(this,i),!r.viewer)throw"[MarqueePicker] Missing config: viewer";if(!r.objectsKdTree3)throw"[MarqueePicker] Missing config: objectsKdTree3";return(e=t.call(this,r.viewer.scene,r)).viewer=r.viewer,e._objectsKdTree3=r.objectsKdTree3,e._canvasMarqueeCorner1=re.vec2(),e._canvasMarqueeCorner2=re.vec2(),e._canvasMarquee=re.AABB2(),e._marqueeFrustum=new Ie,e._marqueeFrustumProjMat=re.mat4(),e._pickMode=!1,e._marqueeElement=document.createElement("div"),document.body.appendChild(e._marqueeElement),e._marqueeElement.style.position="absolute",e._marqueeElement.style["z-index"]="40000005",e._marqueeElement.style.width="8px",e._marqueeElement.style.height="8px",e._marqueeElement.style.visibility="hidden",e._marqueeElement.style.top="0px",e._marqueeElement.style.left="0px",e._marqueeElement.style["box-shadow"]="0 2px 5px 0 #182A3D;",e._marqueeElement.style.opacity=1,e._marqueeElement.style["pointer-events"]="none",e}return C(i,[{key:"setMarqueeCorner1",value:function(e){this._canvasMarqueeCorner1.set(e),this._canvasMarqueeCorner2.set(e),this._updateMarquee()}},{key:"setMarqueeCorner2",value:function(e){this._canvasMarqueeCorner2.set(e),this._updateMarquee()}},{key:"setMarquee",value:function(e,t){this._canvasMarqueeCorner1.set(e),this._canvasMarqueeCorner2.set(t),this._updateMarquee()}},{key:"setMarqueeVisible",value:function(e){this._marqueVisible=e,this._marqueeElement.style.visibility=e?"visible":"hidden"}},{key:"getMarqueeVisible",value:function(){return this._marqueVisible}},{key:"setPickMode",value:function(e){if(e!==i.PICK_MODE_INSIDE&&e!==i.PICK_MODE_INTERSECTS)throw"Illegal MarqueePicker pickMode: must be MarqueePicker.PICK_MODE_INSIDE or MarqueePicker.PICK_MODE_INTERSECTS";e!==this._pickMode&&(this._marqueeElement.style["background-image"]=e===i.PICK_MODE_INSIDE?"url(\"data:image/svg+xml,%3csvg width='100%25' height='100%25' xmlns='http://www.w3.org/2000/svg'%3e%3crect width='100%25' height='100%25' fill='none' rx='6' ry='6' stroke='%23333' stroke-width='4'/%3e%3c/svg%3e\")":"url(\"data:image/svg+xml,%3csvg width='100%25' height='100%25' xmlns='http://www.w3.org/2000/svg'%3e%3crect width='100%25' height='100%25' fill='none' rx='6' ry='6' stroke='%23333' stroke-width='4' stroke-dasharray='6%2c 14' stroke-dashoffset='0' stroke-linecap='square'/%3e%3c/svg%3e\")",this._pickMode=e)}},{key:"getPickMode",value:function(){return this._pickMode}},{key:"clear",value:function(){this.fire("clear",{})}},{key:"pick",value:function(){var e=this;this._updateMarquee(),this._buildMarqueeFrustum();var t=[];return(this._canvasMarquee[2]-this._canvasMarquee[0]>3||this._canvasMarquee[3]-this._canvasMarquee[1]>3)&&function r(s){var n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:Ie.INTERSECT;if(n===Ie.INTERSECT&&(n=Se(e._marqueeFrustum,s.aabb)),n!==Ie.OUTSIDE){if(s.entities)for(var o=s.entities,a=0,l=o.length;a<l;a++){var u=o[a];if(u.visible){var c=u.aabb;if(e._pickMode===i.PICK_MODE_INSIDE)Se(e._marqueeFrustum,c)===Ie.INSIDE&&t.push(u.id);else Se(e._marqueeFrustum,c)!==Ie.OUTSIDE&&t.push(u.id)}}s.left&&r(s.left,n),s.right&&r(s.right,n)}}(this._objectsKdTree3.root),this.fire("picked",t),t}},{key:"_updateMarquee",value:function(){this._canvasMarquee[0]=Math.min(this._canvasMarqueeCorner1[0],this._canvasMarqueeCorner2[0]),this._canvasMarquee[1]=Math.min(this._canvasMarqueeCorner1[1],this._canvasMarqueeCorner2[1]),this._canvasMarquee[2]=Math.max(this._canvasMarqueeCorner1[0],this._canvasMarqueeCorner2[0]),this._canvasMarquee[3]=Math.max(this._canvasMarqueeCorner1[1],this._canvasMarqueeCorner2[1]),this._marqueeElement.style.width="".concat(this._canvasMarquee[2]-this._canvasMarquee[0],"px"),this._marqueeElement.style.height="".concat(this._canvasMarquee[3]-this._canvasMarquee[1],"px"),this._marqueeElement.style.left="".concat(this._canvasMarquee[0],"px"),this._marqueeElement.style.top="".concat(this._canvasMarquee[1],"px")}},{key:"_buildMarqueeFrustum",value:function(){var e=this.viewer.scene.canvas.canvas,t=e.clientWidth,i=e.clientHeight,r=e.clientLeft,s=e.clientTop,n=2/t,o=2/i,a=e.clientHeight/e.clientWidth,l=(this._canvasMarquee[0]-r)*n-1,u=(this._canvasMarquee[2]-r)*n-1,c=-(this._canvasMarquee[3]-s)*o+1,A=-(this._canvasMarquee[1]-s)*o+1,h=this.viewer.scene.camera.frustum.near*(17*a);re.frustumMat4(l,u,c*a,A*a,h,1e4,this._marqueeFrustumProjMat),De(this._marqueeFrustum,this.viewer.scene.camera.viewMatrix,this._marqueeFrustumProjMat)}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._marqueeElement.parentElement&&(this._marqueeElement.parentElement.removeChild(this._marqueeElement),this._marqueeElement=null,this._objectsKdTree3=null)}}]),i}();Te.PICK_MODE_INTERSECTS=0,Te.PICK_MODE_INSIDE=1;var Le=function(e){g(i,Ce);var t=_(i);function i(e){var r;B(this,i),r=t.call(this,e.marqueePicker,e);var s,n,o,a,l,u,c,A=e.marqueePicker,h=A.viewer.scene.canvas.canvas,d=!1,p=!1,f=!1;return h.addEventListener("mousedown",(function(e){r.getActive()&&0===e.button&&(c=setTimeout((function(){var t=A.viewer.scene.input;t.keyDown[t.KEY_CTRL]||A.clear(),s=e.pageX,n=e.pageY,l=e.offsetX,A.setMarqueeCorner1([s,n]),d=!0,A.viewer.cameraControl.pointerEnabled=!1,A.setMarqueeVisible(!0),h.style.cursor="crosshair"}),400),p=!0)})),h.addEventListener("mouseup",(function(e){if(r.getActive()&&(d||f)&&0===e.button){clearTimeout(c),o=e.pageX,a=e.pageY;var t=Math.abs(o-s),i=Math.abs(a-n);d=!1,A.viewer.cameraControl.pointerEnabled=!0,f&&(f=!1),(t>3||i>3)&&A.pick()}})),document.addEventListener("mouseup",(function(e){r.getActive()&&0===e.button&&(clearTimeout(c),d&&(A.setMarqueeVisible(!1),d=!1,p=!1,f=!0,A.viewer.cameraControl.pointerEnabled=!0))}),!0),h.addEventListener("mousemove",(function(e){r.getActive()&&0===e.button&&p&&(clearTimeout(c),d&&(o=e.pageX,a=e.pageY,u=e.offsetX,A.setMarqueeVisible(!0),A.setMarqueeCorner2([o,a]),A.setPickMode(l<u?Te.PICK_MODE_INSIDE:Te.PICK_MODE_INTERSECTS)))})),r}return C(i,[{key:"setActive",value:function(e){this._active!==e&&(this._active=e,this.fire("active",this._active))}},{key:"getActive",value:function(){return this._active}},{key:"destroy",value:function(){}}]),i}(),Re=function(){function e(t){var i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,e),this.viewer=t,this.scene=this.viewer.scene,this._circleDiv=document.createElement("div"),this.viewer.scene.canvas.canvas.parentNode.insertBefore(this._circleDiv,this.viewer.scene.canvas.canvas),this._circleDiv.style.backgroundColor="transparent",this._circleDiv.style.border="2px solid green",this._circleDiv.style.borderRadius="50px",this._circleDiv.style.width="50px",this._circleDiv.style.height="50px",this._circleDiv.style.margin="-200px -200px",this._circleDiv.style.zIndex="100000",this._circleDiv.style.position="absolute",this._circleDiv.style.pointerEvents="none",this._circlePos=null,this._circleMaxRadius=200,this._circleMinRadius=2,this._active=!1!==i.active,this._visible=!1,this._running=!1,this._destroyed=!1}return C(e,[{key:"start",value:function(e){var t=this;if(!this._destroyed){this._circlePos=e,this._running=!1,this._circleRadius=this._circleMaxRadius,this._circleDiv.style.borderRadius="".concat(this._circleRadius,"px"),this._circleDiv.style.marginLeft="".concat(this._circlePos[0]-this._circleRadius,"px"),this._circleDiv.style.marginTop="".concat(this._circlePos[1]-this._circleRadius,"px");var i,r=this._circleMaxRadius;this._running=!0,requestAnimationFrame((function e(s){if(t._running){i||(i=s);var n=s-i,o=Math.min(n/300,1),a=r+(2-r)*o;t._circleRadius=a,t._circleDiv.style.width="".concat(t._circleRadius,"px"),t._circleDiv.style.height="".concat(t._circleRadius,"px"),t._circleDiv.style.marginLeft="".concat(t._circlePos[0]-t._circleRadius/2,"px"),t._circleDiv.style.marginTop="".concat(t._circlePos[1]-t._circleRadius/2,"px"),o<1&&requestAnimationFrame(e)}})),this._circleDiv.style.visibility="visible"}}},{key:"stop",value:function(){this._destroyed||(this._running=!1,this._circleRadius=this._circleMaxRadius,this._circleDiv.style.borderRadius="".concat(this._circleRadius,"px"),this._circleDiv.style.visibility="hidden")}},{key:"durationMs",get:function(){return this._durationMs},set:function(e){this.stop(),this._durationMs=e}},{key:"destroy",value:function(){this._destroyed||(this.stop(),this._circleDiv.parentElement.removeChild(this._circleDiv),this._destroyed=!0)}}]),e}(),Ue=function(){function e(t,i,r){B(this,e),this.id=r&&r.id?r.id:t,this.viewer=i,this._subIdMap=null,this._subIdEvents=null,this._eventSubs=null,this._eventSubsNum=null,this._events=null,this._eventCallDepth=0,i.addPlugin(this)}return C(e,[{key:"scheduleTask",value:function(e){we.scheduleTask(e,null)}},{key:"fire",value:function(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={},this._eventSubsNum={}),!0!==i&&(this._events[e]=t||!0);var r,s=this._eventSubs[e];if(s)for(var n in s)s.hasOwnProperty(n)&&(r=s[n],this._eventCallDepth++,this._eventCallDepth<300?r.callback.call(r.scope,t):this.error("fire: potential stack overflow from recursive event '"+e+"' - dropping this event"),this._eventCallDepth--)}},{key:"on",value:function(e,t,i){this._events||(this._events={}),this._subIdMap||(this._subIdMap=new G),this._subIdEvents||(this._subIdEvents={}),this._eventSubs||(this._eventSubs={}),this._eventSubsNum||(this._eventSubsNum={});var r=this._eventSubs[e];r?this._eventSubsNum[e]++:(r={},this._eventSubs[e]=r,this._eventSubsNum[e]=1);var s=this._subIdMap.addItem();r[s]={callback:t,scope:i||this},this._subIdEvents[s]=e;var n=this._events[e];return void 0!==n&&t.call(i||this,n),s}},{key:"off",value:function(e){if(null!=e&&this._subIdEvents){var t=this._subIdEvents[e];if(t){delete this._subIdEvents[e];var i=this._eventSubs[t];i&&(delete i[e],this._eventSubsNum[t]--),this._subIdMap.removeItem(e)}}}},{key:"once",value:function(e,t,i){var r=this,s=this.on(e,(function(e){r.off(s),t.call(i||this,e)}),i)}},{key:"hasSubs",value:function(e){return this._eventSubsNum&&this._eventSubsNum[e]>0}},{key:"log",value:function(e){console.log("[xeokit plugin ".concat(this.id,"]: ").concat(e))}},{key:"warn",value:function(e){console.warn("[xeokit plugin ".concat(this.id,"]: ").concat(e))}},{key:"error",value:function(e){console.error("[xeokit plugin ".concat(this.id,"]: ").concat(e))}},{key:"send",value:function(e,t){}},{key:"destroy",value:function(){this.viewer.removePlugin(this)}}]),e}(),Oe=function(){var e=window.navigator.userAgent,t=/iPhone/i.test(e),i=/Safari/i.test(e)&&!/Chrome/i.test(e);return t&&i},Ne=function(){function e(t){var i=this,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,e),this._highlightClass="viewer-ruler-dot-highlighted",this._x=0,this._y=0,this._dot=document.createElement("div"),this._dot.className+=this._dot.className?" viewer-ruler-dot":"viewer-ruler-dot",this._dotClickable=document.createElement("div"),this._dotClickable.className+=this._dotClickable.className?" viewer-ruler-dot-clickable":"viewer-ruler-dot-clickable",this._visible=!1!==r.visible,this._culled=!1;var s=this._dot,n=s.style;n["border-radius"]="25px",n.border="solid 2px white",n.background="lightgreen",n.position="absolute",n["z-index"]=void 0===r.zIndex?"40000005":r.zIndex,n.width="8px",n.height="8px",n.visibility=this._visible?"visible":"hidden",n.top="0px",n.left="0px",n["box-shadow"]="0 2px 5px 0 #182A3D;",n.opacity=1,n["pointer-events"]="none",r.onContextMenu,t.appendChild(s);var o=this._dotClickable,a=o.style;a["border-radius"]="35px",a.border="solid 10px white",a.position="absolute",a["z-index"]=void 0===r.zIndex?"40000007":r.zIndex+1,a.width="8px",a.height="8px",a.visibility="visible",a.top="0px",a.left="0px",a.opacity=0,a["pointer-events"]="none",r.onContextMenu,t.appendChild(o),o.addEventListener("click",(function(e){t.dispatchEvent(new MouseEvent("mouseover",e))})),r.onMouseOver&&o.addEventListener("mouseover",(function(e){r.onMouseOver(e,i),t.dispatchEvent(new MouseEvent("mouseover",e))})),r.onMouseLeave&&o.addEventListener("mouseleave",(function(e){r.onMouseLeave(e,i)})),r.onMouseWheel&&o.addEventListener("wheel",(function(e){r.onMouseWheel(e,i)})),r.onMouseDown&&o.addEventListener("mousedown",(function(e){r.onMouseDown(e,i)})),r.onMouseUp&&o.addEventListener("mouseup",(function(e){r.onMouseUp(e,i)})),r.onMouseMove&&o.addEventListener("mousemove",(function(e){r.onMouseMove(e,i)})),r.onTouchstart&&o.addEventListener("touchstart",(function(e){r.onTouchstart(e,i)})),r.onTouchmove&&o.addEventListener("touchmove",(function(e){r.onTouchmove(e,i)})),r.onTouchend&&o.addEventListener("touchend",(function(e){r.onTouchend(e,i)})),r.onContextMenu&&(Oe()?(o.addEventListener("touchstart",(function(e){e.preventDefault(),i._timeout&&(clearTimeout(i._timeout),i._timeout=null),i._timeout=setTimeout((function(){e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,r.onContextMenu(e,i),clearTimeout(i._timeout),i._timeout=null}),500)})),o.addEventListener("touchend",(function(e){e.preventDefault(),i._timeout&&(clearTimeout(i._timeout),i._timeout=null)}))):o.addEventListener("contextmenu",(function(e){console.log(e),r.onContextMenu(e,i),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")}))),this.setPos(r.x||0,r.y||0),this.setFillColor(r.fillColor),this.setBorderColor(r.borderColor)}return C(e,[{key:"setPos",value:function(e,t){this._x=e,this._y=t;var i=this._dot.style;i.left=Math.round(e)-4+"px",i.top=Math.round(t)-4+"px";var r=this._dotClickable.style;r.left=Math.round(e)-9+"px",r.top=Math.round(t)-9+"px"}},{key:"setFillColor",value:function(e){this._dot.style.background=e||"lightgreen"}},{key:"setBorderColor",value:function(e){this._dot.style.border="solid 2px"+(e||"black")}},{key:"setOpacity",value:function(e){this._dot.style.opacity=e}},{key:"setVisible",value:function(e){this._visible!==e&&(this._visible=!!e,this._dot.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setCulled",value:function(e){this._culled!==e&&(this._culled=!!e,this._dot.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setClickable",value:function(e){this._dotClickable.style["pointer-events"]=e?"all":"none"}},{key:"setHighlighted",value:function(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._dot.classList.add(this._highlightClass):this._dot.classList.remove(this._highlightClass))}},{key:"destroy",value:function(){this.setVisible(!1),this._dot.parentElement&&this._dot.parentElement.removeChild(this._dot),this._dotClickable.parentElement&&this._dotClickable.parentElement.removeChild(this._dotClickable)}}]),e}(),Qe=re.vec3(),Ve=re.vec4(),He=function(){var e=new Float64Array(16),t=new Float64Array(4),i=new Float64Array(4);return function(r,s,n){return n=n||e,t[0]=s[0],t[1]=s[1],t[2]=s[2],t[3]=1,re.transformVec4(r,t,i),re.setMat4Translation(r,i,n),n.slice()}}();function je(e,t,i){var r=Float32Array.from([e[0]])[0],s=e[0]-r,n=Float32Array.from([e[1]])[0],o=e[1]-n,a=Float32Array.from([e[2]])[0],l=e[2]-a;t[0]=r,t[1]=n,t[2]=a,i[0]=s,i[1]=o,i[2]=l}function Ge(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1e3,s=re.getPositionsCenter(e,Qe),n=Math.round(s[0]/r)*r,o=Math.round(s[1]/r)*r,a=Math.round(s[2]/r)*r;i[0]=n,i[1]=o,i[2]=a;var l=0!==i[0]||0!==i[1]||0!==i[2];if(l)for(var u=0,c=e.length;u<c;u+=3)t[u+0]=e[u+0]-n,t[u+1]=e[u+1]-o,t[u+2]=e[u+2]-a;return l}function ze(e,t,i){return i[0]=e[0]+t[0],i[1]=e[1]+t[1],i[2]=e[2]+t[2],i}function We(e,t,i,r,s){var n=s?(Ve.set(i,0),Ve[3]=1,re.mulMat4v4(s,Ve,Ve)):i,o=re.dotVec3(t,n)+e,a=re.normalizeVec3(t,Qe);return re.mulVec3Scalar(a,-o,r),r}var Ke=1,Xe=4,Je=8,Ye=16,Ze=32,qe=256,$e=512,et=1024,tt=2048,it=new Float32Array([0,0,0]),rt=new Uint16Array([0,0,0]);re.OBB3();var st=function(){function e(t,i,r,s,n,o){B(this,e),this._isObject=i,this.scene=t.scene,this.model=t,this.meshes=s,this._numPrimitives=0;for(var a=0,l=this.meshes.length;a<l;a++){var u=this.meshes[a];u.parent=this,u.entity=this,this._numPrimitives+=u.numPrimitives}this.id=r,this.originalSystemId=re.unglobalizeObjectId(t.id,r),this._flags=n,this._aabb=re.AABB3(),this._aabbDirty=!0,this._offset=re.vec3(),this._colorizeUpdated=!1,this._opacityUpdated=!1,this._lodCullable=!!o,this._culled=!1,this._culledVFC=!1,this._culledLOD=!1,this._isObject&&t.scene._registerObject(this)}return C(e,[{key:"_transformDirty",value:function(){this._aabbDirty=!0,this.model._transformDirty()}},{key:"_sceneModelDirty",value:function(){this._aabbDirty=!0;for(var e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._sceneModelDirty()}},{key:"aabb",get:function(){if(this._aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this.meshes.length;e<t;e++)re.expandAABB3(this._aabb,this.meshes[e].aabb);this._aabbDirty=!1}return this._aabb}},{key:"isEntity",get:function(){return!0}},{key:"isModel",get:function(){return!1}},{key:"isObject",get:function(){return this._isObject}},{key:"numPrimitives",get:function(){return this._numPrimitives}},{key:"numTriangles",get:function(){return this._numPrimitives}},{key:"visible",get:function(){return this._getFlag(Ke)},set:function(e){if(!!(this._flags&Ke)!==e){this._flags=e?this._flags|Ke:this._flags&~Ke;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setVisible(this._flags);this._isObject&&this.model.scene._objectVisibilityUpdated(this),this.model.glRedraw()}}},{key:"highlighted",get:function(){return this._getFlag($e)},set:function(e){if(!!(this._flags&$e)!==e){this._flags=e?this._flags|$e:this._flags&~$e;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setHighlighted(this._flags);this._isObject&&this.model.scene._objectHighlightedUpdated(this),this.model.glRedraw()}}},{key:"xrayed",get:function(){return this._getFlag(qe)},set:function(e){if(!!(this._flags&qe)!==e){this._flags=e?this._flags|qe:this._flags&~qe;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setXRayed(this._flags);this._isObject&&this.model.scene._objectXRayedUpdated(this),this.model.glRedraw()}}},{key:"selected",get:function(){return this._getFlag(et)},set:function(e){if(!!(this._flags&et)!==e){this._flags=e?this._flags|et:this._flags&~et;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setSelected(this._flags);this._isObject&&this.model.scene._objectSelectedUpdated(this),this.model.glRedraw()}}},{key:"edges",get:function(){return this._getFlag(tt)},set:function(e){if(!!(this._flags&tt)!==e){this._flags=e?this._flags|tt:this._flags&~tt;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setEdges(this._flags);this.model.glRedraw()}}},{key:"culledVFC",get:function(){return!!this._culledVFC},set:function(e){this._culledVFC=e,this._setCulled()}},{key:"culledLOD",get:function(){return!!this._culledLOD},set:function(e){this._culledLOD=e,this._setCulled()}},{key:"culled",get:function(){return!!this._culled},set:function(e){this._culled=e,this._setCulled()}},{key:"_setCulled",value:function(){var e=!!this._culled||!(!this._culledLOD||!this._lodCullable)||!!this._culledVFC;if(!!(this._flags&Xe)!==e){this._flags=e?this._flags|Xe:this._flags&~Xe;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setCulled(this._flags);this.model.glRedraw()}}},{key:"clippable",get:function(){return this._getFlag(Ye)},set:function(e){if(!!(this._flags&Ye)!==e){this._flags=e?this._flags|Ye:this._flags&~Ye;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setClippable(this._flags);this.model.glRedraw()}}},{key:"collidable",get:function(){return this._getFlag(Ze)},set:function(e){if(!!(this._flags&Ze)!==e){this._flags=e?this._flags|Ze:this._flags&~Ze;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setCollidable(this._flags)}}},{key:"pickable",get:function(){return this._getFlag(Je)},set:function(e){if(!!(this._flags&Je)!==e){this._flags=e?this._flags|Je:this._flags&~Je;for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setPickable(this._flags)}}},{key:"colorize",get:function(){if(0===this.meshes.length)return null;var e=this.meshes[0]._colorize;return it[0]=e[0]/255,it[1]=e[1]/255,it[2]=e[2]/255,it},set:function(e){if(e){rt[0]=Math.floor(255*e[0]),rt[1]=Math.floor(255*e[1]),rt[2]=Math.floor(255*e[2]);for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setColorize(rt)}else for(var r=0,s=this.meshes.length;r<s;r++)this.meshes[r]._setColorize(null);if(this._isObject){var n=!!e;this.scene._objectColorizeUpdated(this,n),this._colorizeUpdated=n}this.model.glRedraw()}},{key:"opacity",get:function(){return this.meshes.length>0?this.meshes[0]._colorize[3]/255:1},set:function(e){if(0!==this.meshes.length){var t=null!=e,i=this.meshes[0]._colorize[3],r=255;if(t){if(e<0?e=0:e>1&&(e=1),i===(r=Math.floor(255*e)))return}else if(i===(r=255))return;for(var s=0,n=this.meshes.length;s<n;s++)this.meshes[s]._setOpacity(r,this._flags);this._isObject&&(this.scene._objectOpacityUpdated(this,t),this._opacityUpdated=t),this.model.glRedraw()}}},{key:"offset",get:function(){return this._offset},set:function(e){e?(this._offset[0]=e[0],this._offset[1]=e[1],this._offset[2]=e[2]):(this._offset[0]=0,this._offset[1]=0,this._offset[2]=0);for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._setOffset(this._offset);this._aabbDirty=!0,this.model._aabbDirty=!0,this.scene._aabbDirty=!0,this.scene._objectOffsetUpdated(this,e),this.model.glRedraw()}},{key:"saoEnabled",get:function(){return this.model.saoEnabled}},{key:"getEachVertex",value:function(e){for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t].getEachVertex(e)}},{key:"getEachIndex",value:function(e){for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t].getEachIndex(e)}},{key:"volume",get:function(){for(var e=0,t=0,i=this.meshes.length;t<i;t++){var r=this.meshes[t].volume;if(r<0)return-1;e+=r}return e}},{key:"surfaceArea",get:function(){for(var e=0,t=0,i=this.meshes.length;t<i;t++){var r=this.meshes[t].surfaceArea;r>=0&&(e+=r)}return e>0?e:-1}},{key:"_getFlag",value:function(e){return!!(this._flags&e)}},{key:"_finalize",value:function(){var e=this.model.scene;this._isObject&&(this.visible&&e._objectVisibilityUpdated(this),this.highlighted&&e._objectHighlightedUpdated(this),this.xrayed&&e._objectXRayedUpdated(this),this.selected&&e._objectSelectedUpdated(this));for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._finalize(this._flags)}},{key:"_finalize2",value:function(){for(var e=0,t=this.meshes.length;e<t;e++)this.meshes[e]._finalize2()}},{key:"_destroy",value:function(){var e=this.model.scene;this._isObject&&(e._deregisterObject(this),this.visible&&e._deRegisterVisibleObject(this),this.xrayed&&e._deRegisterXRayedObject(this),this.selected&&e._deRegisterSelectedObject(this),this.highlighted&&e._deRegisterHighlightedObject(this),this._colorizeUpdated&&this.scene._deRegisterColorizedObject(this),this._opacityUpdated&&this.scene._deRegisterOpacityObject(this),!this._offset||0===this._offset[0]&&0===this._offset[1]&&0===this._offset[2]||this.scene._deRegisterOffsetObject(this));for(var t=0,i=this.meshes.length;t<i;t++)this.meshes[t]._destroy();e._aabbDirty=!0}}]),e}(),nt=re.vec4(),ot=re.vec4(),at=function(e){g(i,Ce);var t=_(i);function i(e,r){var s;return B(this,i),(s=t.call(this,e,r))._entity=null,s._visible=null,s._worldPos=re.vec3(),s._origin=re.vec3(),s._rtcPos=re.vec3(),s._viewPos=re.vec3(),s._canvasPos=re.vec2(),s._occludable=!1,s._onCameraViewMatrix=s.scene.camera.on("matrix",(function(){s._viewPosDirty=!0,s._needUpdate()})),s._onCameraProjMatrix=s.scene.camera.on("projMatrix",(function(){s._canvasPosDirty=!0,s._needUpdate()})),s._onEntityDestroyed=null,s._onEntityModelDestroyed=null,s._renderer.addMarker(b(s)),s.entity=r.entity,s.worldPos=r.worldPos,s.occludable=r.occludable,s}return C(i,[{key:"_update",value:function(){if(this._viewPosDirty&&(re.transformPoint3(this.scene.camera.viewMatrix,this._worldPos,this._viewPos),this._viewPosDirty=!1,this._canvasPosDirty=!0,this.fire("viewPos",this._viewPos)),this._canvasPosDirty){nt.set(this._viewPos),nt[3]=1,re.transformPoint4(this.scene.camera.projMatrix,nt,ot);var e=this.scene.canvas.boundary;this._canvasPos[0]=Math.floor((1+ot[0]/ot[3])*e[2]/2),this._canvasPos[1]=Math.floor((1-ot[1]/ot[3])*e[3]/2),this._canvasPosDirty=!1,this.fire("canvasPos",this._canvasPos)}}},{key:"_setVisible",value:function(e){this._visible,this._visible=e,this.fire("visible",this._visible)}},{key:"entity",get:function(){return this._entity},set:function(e){var t=this;if(this._entity){if(this._entity===e)return;null!==this._onEntityDestroyed&&(this._entity.model?this._entity.model.off(this._onEntityDestroyed):this._entity.off(this._onEntityDestroyed),this._onEntityDestroyed=null),null!==this._onEntityModelDestroyed&&(this._entity.model&&this._entity.model.off(this._onEntityModelDestroyed),this._onEntityModelDestroyed=null)}this._entity=e,this._entity&&(this._entity instanceof st?this._onEntityModelDestroyed=this._entity.model.on("destroyed",(function(){t._entity=null,t._onEntityModelDestroyed=null})):this._onEntityDestroyed=this._entity.on("destroyed",(function(){t._entity=null,t._onEntityDestroyed=null}))),this.fire("entity",this._entity,!0)}},{key:"occludable",get:function(){return this._occludable},set:function(e){(e=!!e)!==this._occludable&&(this._occludable=e,this._occludable&&this._renderer.markerWorldPosUpdated(this))}},{key:"worldPos",get:function(){return this._worldPos},set:function(e){this._worldPos.set(e||[0,0,0]),je(this._worldPos,this._origin,this._rtcPos),this._occludable&&this._renderer.markerWorldPosUpdated(this),this._viewPosDirty=!0,this.fire("worldPos",this._worldPos),this._needUpdate()}},{key:"origin",get:function(){return this._origin}},{key:"rtcPos",get:function(){return this._rtcPos}},{key:"viewPos",get:function(){return this._update(),this._viewPos}},{key:"canvasPos",get:function(){return this._update(),this._canvasPos}},{key:"visible",get:function(){return!!this._visible}},{key:"destroy",value:function(){this.fire("destroyed",!0),this.scene.camera.off(this._onCameraViewMatrix),this.scene.camera.off(this._onCameraProjMatrix),this._entity&&(null!==this._onEntityDestroyed&&this._entity.model.off(this._onEntityDestroyed),null!==this._onEntityModelDestroyed&&this._entity.model.off(this._onEntityModelDestroyed)),this._renderer.removeMarker(this),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),lt=function(){};function ut(e,t,i){var r=e.getBoundingClientRect(),s=t.getBoundingClientRect();i[0]+=r.left-s.left,i[1]+=r.top-s.top}var ct=function(e){g(i,at);var t=_(i);function i(e,r,s){var n,o=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{};B(this,i);var a=function(e,t){return function(i){e&&e(i),n.fire(t,i,!0)}};(n=t.call(this,e,r))._dot=new Ne(s,{fillColor:o.fillColor,zIndex:o.zIndex,onMouseOver:a(o.onMouseOver,"mouseover"),onMouseLeave:a(o.onMouseLeave,"mouseleave"),onMouseWheel:a(o.onMouseWheel,"wheel"),onMouseDown:a(o.onMouseDown,"mousedown"),onMouseUp:a(o.onMouseUp,"mouseup"),onMouseMove:a(o.onMouseMove,"mousemove"),onTouchstart:a(o.onTouchstart,"touchstart"),onTouchmove:a(o.onTouchmove,"touchmove"),onTouchend:a(o.onTouchend,"touchend"),onContextMenu:a(o.onContextMenu,"contextmenu")});var l=function(){var t=n.canvasPos.slice();ut(e.canvas.canvas,s,t),n._dot.setPos(t[0],t[1])};n.on("worldPos",l);var u=e.camera.on("viewMatrix",l),c=e.camera.on("projMatrix",l);return n._cleanup=function(){e.camera.off(u),e.camera.off(c),n._dot.destroy()},n}return C(i,[{key:"setClickable",value:function(e){this._dot.setClickable(e)}},{key:"setCulled",value:function(e){this._dot.setCulled(e)}},{key:"setFillColor",value:function(e){this._dot.setFillColor(e)}},{key:"setHighlighted",value:function(e){this._dot.setHighlighted(e)}},{key:"setOpacity",value:function(e){this._dot.setOpacity(e)}},{key:"setVisible",value:function(e){this._dot.setVisible(e)}},{key:"destroy",value:function(){this._cleanup(),f(x(i.prototype),"destroy",this).call(this)}}]),i}();function At(e,t){var i,r=function(e,i){if(e in t)return t[e];if(void 0!==i)return i;throw"config missing: "+e},s=r("viewer"),n=r("ray2WorldPos"),o=r("handleMouseEvents",!1),a=r("handleTouchEvents",!1),l=r("onStart",lt),u=r("onMove",lt),c=r("onEnd",lt),A=s.scene,d=A.canvas.canvas,p=function(e){var t=re.vec2([e.clientX,e.clientY]);ut(d.ownerDocument.documentElement,d,t),u(t,function(e){var t=re.vec3(),i=re.vec3();return re.canvasPosToWorldRay(d,A.camera.viewMatrix,A.camera.projMatrix,A.camera.projection,e,t,i),n(t,i,e)}(t))},f=null,v=function(e){var t=f.matchesEvent(e);t&&p(t)},g=function(t){var i=f.matchesEvent(t);i&&(e.setOpacity(b),f.cleanup(),p(i),c())},m=function(t,i){f&&f.cleanup(),e.setOpacity(1),e.setClickable(!1),s.cameraControl.active=!1,f={matchesEvent:t,cleanup:function(){f=null,e.setClickable(!0),s.cameraControl.active=!0,i()}},l()},_=[],y=function(t,i){var r=e.on(t,i);_.push((function(){return e.off(r)}))};(o&&(y("mouseover",(function(){return!f&&e.setOpacity(1)})),y("mouseleave",(function(){return!f&&e.setOpacity(b)})),y("mousedown",(function(e){1===e.which&&(d.addEventListener("mousemove",v),d.addEventListener("mouseup",g),m((function(e){return 1===e.which&&e}),(function(){d.removeEventListener("mousemove",v),d.removeEventListener("mouseup",g)})))}))),a)&&(y("touchstart",(function(e){e.preventDefault(),1===e.touches.length&&(i=e.touches[0].identifier,m((function(e){return h(e.changedTouches).find((function(e){return e.identifier===i}))}),(function(){i=null})))})),y("touchmove",(function(e){e.preventDefault(),v(e)})),y("touchend",(function(e){e.preventDefault(),g(e)})));var b=.8;return e.setOpacity(b),function(){f&&f.cleanup(),_.forEach((function(e){return e()})),e.setOpacity(1)}}function ht(e){var t=function(t,i){if(t in e)return e[t];if(void 0!==i)return i;throw"config missing: "+t},i=t("viewer"),r=t("handleMouseEvents",!1),s=t("handleTouchEvents",!1),n=t("pointerLens",null),o=t("dots"),a=t("ray2WorldPos"),l=t("onEnd",lt),u=n?function(e){n.visible=!!e,e&&(n.canvasPos=e)}:function(){},c=o.map((function(e){var t;return At(e,{handleMouseEvents:r,handleTouchEvents:s,viewer:i,ray2WorldPos:function(e,i,r){return a(e,i,r)||t},onStart:function(){t=e.worldPos.slice(),A(!1,e)},onMove:function(t,i){u(t),e.worldPos=i},onEnd:function(){l(t,e)||(e.worldPos=t),u(null),A(!0,e)}})})),A=function(e,t){return o.forEach((function(i){return i!==t&&i.setClickable(e)}))};return A(!0),function(){c.forEach((function(e){return e()})),u(null)}}var dt=function(e,t,i){return function(r,s,n){var o,a=e.scene,l=a.canvas.canvas,u=function(e,t){return t[0]=e.clientX,t[1]=e.clientY,ut(l.ownerDocument.documentElement,l,t),t},c=function(e){var t=re.vec3(),r=re.vec3();return re.canvasPosToWorldRay(l,a.camera.viewMatrix,a.camera.projMatrix,a.camera.projection,e,t,r),i(t,r)},A=null,d=function(){},p=d,f=function(){t.stop(),clearTimeout(A),e.cameraControl.active=!0,p=d,o=null},v=function(){f(),l.removeEventListener("touchstart",g),l.removeEventListener("touchmove",m),l.removeEventListener("touchend",_)},g=function(i){var n=i.touches;if(1!==n.length)f(),r();else{var a=n[0],l=u(a,re.vec2());c(l)&&(o=a.identifier,p=function(e){re.distVec2(l,e)>20&&f()},A=setTimeout((function(){t.start(l),A=setTimeout((function(){t.stop(),e.cameraControl.active=!1,p=function(e){s(e,c(e))},p(l)}),300)}),250))}};l.addEventListener("touchstart",g,{passive:!0});var m=function(e){var t=h(e.changedTouches).find((function(e){return e.identifier===o}));t&&p(u(t,re.vec2()))};l.addEventListener("touchmove",m,{passive:!0});var _=function(e){var t=h(e.changedTouches).find((function(e){return e.identifier===o}));if(t){v();var i=u(t,re.vec2());n(i,c(i))}};return l.addEventListener("touchend",_,{passive:!0}),v}},pt=function(){function e(t){var i=this,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,e),this._color=r.color||"black",this._highlightClass="viewer-ruler-wire-highlighted",this._wire=document.createElement("div"),this._wire.className+=this._wire.className?" viewer-ruler-wire":"viewer-ruler-wire",this._wireClickable=document.createElement("div"),this._wireClickable.className+=this._wireClickable.className?" viewer-ruler-wire-clickable":"viewer-ruler-wire-clickable",this._thickness=r.thickness||1,this._thicknessClickable=r.thicknessClickable||6,this._visible=!0,this._culled=!1;var s=this._wire,n=s.style;n.border="solid "+this._thickness+"px "+this._color,n.position="absolute",n["z-index"]=void 0===r.zIndex?"2000001":r.zIndex,n.width="0px",n.height="0px",n.visibility="visible",n.top="0px",n.left="0px",n["-webkit-transform-origin"]="0 0",n["-moz-transform-origin"]="0 0",n["-ms-transform-origin"]="0 0",n["-o-transform-origin"]="0 0",n["transform-origin"]="0 0",n["-webkit-transform"]="rotate(0deg)",n["-moz-transform"]="rotate(0deg)",n["-ms-transform"]="rotate(0deg)",n["-o-transform"]="rotate(0deg)",n.transform="rotate(0deg)",n.opacity=1,n["pointer-events"]="none",r.onContextMenu,t.appendChild(s);var o=this._wireClickable,a=o.style;a.border="solid "+this._thicknessClickable+"px "+this._color,a.position="absolute",a["z-index"]=void 0===r.zIndex?"2000002":r.zIndex+1,a.width="0px",a.height="0px",a.visibility="visible",a.top="0px",a.left="0px",a["-webkit-transform-origin"]="0 0",a["-moz-transform-origin"]="0 0",a["-ms-transform-origin"]="0 0",a["-o-transform-origin"]="0 0",a["transform-origin"]="0 0",a["-webkit-transform"]="rotate(0deg)",a["-moz-transform"]="rotate(0deg)",a["-ms-transform"]="rotate(0deg)",a["-o-transform"]="rotate(0deg)",a.transform="rotate(0deg)",a.opacity=0,a["pointer-events"]="none",r.onContextMenu,t.appendChild(o),r.onMouseOver&&o.addEventListener("mouseover",(function(e){r.onMouseOver(e,i)})),r.onMouseLeave&&o.addEventListener("mouseleave",(function(e){r.onMouseLeave(e,i)})),r.onMouseWheel&&o.addEventListener("wheel",(function(e){r.onMouseWheel(e,i)})),r.onMouseDown&&o.addEventListener("mousedown",(function(e){r.onMouseDown(e,i)})),r.onMouseUp&&o.addEventListener("mouseup",(function(e){r.onMouseUp(e,i)})),r.onMouseMove&&o.addEventListener("mousemove",(function(e){r.onMouseMove(e,i)})),r.onContextMenu&&(Oe()?(o.addEventListener("touchstart",(function(e){e.preventDefault(),i._timeout&&(clearTimeout(i._timeout),i._timeout=null),i._timeout=setTimeout((function(){e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,r.onContextMenu(e,i),clearTimeout(i._timeout),i._timeout=null}),500)})),o.addEventListener("touchend",(function(e){e.preventDefault(),i._timeout&&(clearTimeout(i._timeout),i._timeout=null)}))):o.addEventListener("contextmenu",(function(e){console.log(e),r.onContextMenu(e,i),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")}))),this._x1=0,this._y1=0,this._x2=0,this._y2=0,this._update()}return C(e,[{key:"visible",get:function(){return"visible"===this._wire.style.visibility}},{key:"_update",value:function(){var e=Math.abs(Math.sqrt((this._x1-this._x2)*(this._x1-this._x2)+(this._y1-this._y2)*(this._y1-this._y2))),t=180*Math.atan2(this._y2-this._y1,this._x2-this._x1)/Math.PI,i=this._wire.style;i.width=Math.round(e)+"px",i.left=Math.round(this._x1)+"px",i.top=Math.round(this._y1)+"px",i["-webkit-transform"]="rotate("+t+"deg)",i["-moz-transform"]="rotate("+t+"deg)",i["-ms-transform"]="rotate("+t+"deg)",i["-o-transform"]="rotate("+t+"deg)",i.transform="rotate("+t+"deg)";var r=this._wireClickable.style;r.width=Math.round(e)+"px",r.left=Math.round(this._x1)+"px",r.top=Math.round(this._y1)+"px",r["-webkit-transform"]="rotate("+t+"deg)",r["-moz-transform"]="rotate("+t+"deg)",r["-ms-transform"]="rotate("+t+"deg)",r["-o-transform"]="rotate("+t+"deg)",r.transform="rotate("+t+"deg)"}},{key:"setStartAndEnd",value:function(e,t,i,r){this._x1=e,this._y1=t,this._x2=i,this._y2=r,this._update()}},{key:"setColor",value:function(e){this._color=e||"black",this._wire.style.border="solid "+this._thickness+"px "+this._color}},{key:"setOpacity",value:function(e){this._wire.style.opacity=e}},{key:"setVisible",value:function(e){this._visible!==e&&(this._visible=!!e,this._wire.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setCulled",value:function(e){this._culled!==e&&(this._culled=!!e,this._wire.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setClickable",value:function(e){this._wireClickable.style["pointer-events"]=e?"all":"none"}},{key:"setHighlighted",value:function(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._wire.classList.add(this._highlightClass):this._wire.classList.remove(this._highlightClass))}},{key:"destroy",value:function(e){this._wire.parentElement&&this._wire.parentElement.removeChild(this._wire),this._wireClickable.parentElement&&this._wireClickable.parentElement.removeChild(this._wireClickable)}}]),e}(),ft=function(){function e(t){var i=this,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,e),this._highlightClass="viewer-ruler-label-highlighted",this._prefix=r.prefix||"",this._x=0,this._y=0,this._visible=!0,this._culled=!1,this._label=document.createElement("div"),this._label.className+=this._label.className?" viewer-ruler-label":"viewer-ruler-label",this._timeout=null;var s=this._label,n=s.style;n["border-radius"]="5px",n.color="white",n.padding="4px",n.border="solid 1px",n.background="lightgreen",n.position="absolute",n["z-index"]=void 0===r.zIndex?"5000005":r.zIndex,n.width="auto",n.height="auto",n.visibility="visible",n.top="0px",n.left="0px",n["pointer-events"]="all",n.opacity=1,r.onContextMenu,s.innerText="",t.appendChild(s),this.setPos(r.x||0,r.y||0),this.setFillColor(r.fillColor),this.setBorderColor(r.fillColor),this.setText(r.text),r.onMouseOver&&s.addEventListener("mouseover",(function(e){r.onMouseOver(e,i),e.preventDefault()})),r.onMouseLeave&&s.addEventListener("mouseleave",(function(e){r.onMouseLeave(e,i),e.preventDefault()})),r.onMouseWheel&&s.addEventListener("wheel",(function(e){r.onMouseWheel(e,i)})),r.onMouseDown&&s.addEventListener("mousedown",(function(e){r.onMouseDown(e,i),e.stopPropagation()})),r.onMouseUp&&s.addEventListener("mouseup",(function(e){r.onMouseUp(e,i),e.stopPropagation()})),r.onMouseMove&&s.addEventListener("mousemove",(function(e){r.onMouseMove(e,i)})),r.onContextMenu&&(Oe()?(s.addEventListener("touchstart",(function(e){e.preventDefault(),i._timeout&&(clearTimeout(i._timeout),i._timeout=null),i._timeout=setTimeout((function(){e.clientX=e.touches[0].clientX,e.clientY=e.touches[0].clientY,r.onContextMenu(e,i),clearTimeout(i._timeout),i._timeout=null}),500)})),s.addEventListener("touchend",(function(e){e.preventDefault(),i._timeout&&(clearTimeout(i._timeout),i._timeout=null)}))):s.addEventListener("contextmenu",(function(e){console.log(e),r.onContextMenu(e,i),e.preventDefault(),e.stopPropagation(),console.log("Label context menu")})))}return C(e,[{key:"setPos",value:function(e,t){this._x=e,this._y=t;var i=this._label.style;i.left=Math.round(e)-20+"px",i.top=Math.round(t)-12+"px"}},{key:"setPosOnWire",value:function(e,t,i,r){var s=e+.5*(i-e),n=t+.5*(r-t),o=this._label.style;o.left=Math.round(s)-20+"px",o.top=Math.round(n)-12+"px"}},{key:"setPosBetweenWires",value:function(e,t,i,r,s,n){var o=(e+i+s)/3,a=(t+r+n)/3,l=this._label.style;l.left=Math.round(o)-20+"px",l.top=Math.round(a)-12+"px"}},{key:"setText",value:function(e){this._label.innerHTML=this._prefix+(e||"")}},{key:"setFillColor",value:function(e){this._fillColor=e||"lightgreen",this._label.style.background=this._fillColor}},{key:"setBorderColor",value:function(e){this._borderColor=e||"black",this._label.style.border="solid 1px "+this._borderColor}},{key:"setOpacity",value:function(e){this._label.style.opacity=e}},{key:"setVisible",value:function(e){this._visible!==e&&(this._visible=!!e,this._label.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setCulled",value:function(e){this._culled!==e&&(this._culled=!!e,this._label.style.visibility=this._visible&&!this._culled?"visible":"hidden")}},{key:"setHighlighted",value:function(e){this._highlighted!==e&&(this._highlighted=!!e,this._highlighted?this._label.classList.add(this._highlightClass):this._label.classList.remove(this._highlightClass))}},{key:"setClickable",value:function(e){this._label.style["pointer-events"]=e?"all":"none"}},{key:"setPrefix",value:function(e){this._prefix!==e&&(this._prefix=e)}},{key:"destroy",value:function(){this._label.parentElement&&this._label.parentElement.removeChild(this._label)}}]),e}(),vt=re.vec3(),gt=re.vec3(),mt=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,i),(r=t.call(this,e.viewer.scene,s)).plugin=e,r._container=s.container,!r._container)throw"config missing: container";r._color=s.color||e.defaultColor;var n=r.plugin.viewer.scene;r._originWorld=re.vec3(),r._cornerWorld=re.vec3(),r._targetWorld=re.vec3(),r._wp=new Float64Array(12),r._vp=new Float64Array(12),r._pp=new Float64Array(12),r._cp=new Int16Array(6);var o=s.onMouseOver?function(e){s.onMouseOver(e,b(r)),r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseover",e))}:null,a=s.onMouseLeave?function(e){s.onMouseLeave(e,b(r)),r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseleave",e))}:null,l=s.onContextMenu?function(e){s.onContextMenu(e,b(r))}:null,u=function(e){r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))},c=function(e){r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousedown",e))},A=function(e){r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseup",e))},h=function(e){r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousemove",e))};return r._originDot=new ct(n,s.origin,r._container,{fillColor:r._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:c,onMouseUp:A,onMouseMove:h,onContextMenu:l}),r._cornerDot=new ct(n,s.corner,r._container,{fillColor:r._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:c,onMouseUp:A,onMouseMove:h,onContextMenu:l}),r._targetDot=new ct(n,s.target,r._container,{fillColor:r._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:c,onMouseUp:A,onMouseMove:h,onContextMenu:l}),r._originWire=new pt(r._container,{color:r._color||"blue",thickness:1,zIndex:e.zIndex,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:c,onMouseUp:A,onMouseMove:h,onContextMenu:l}),r._targetWire=new pt(r._container,{color:r._color||"red",thickness:1,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:c,onMouseUp:A,onMouseMove:h,onContextMenu:l}),r._angleLabel=new ft(r._container,{fillColor:r._color||"#00BBFF",prefix:"",text:"",zIndex:e.zIndex+2,onMouseOver:o,onMouseLeave:a,onMouseWheel:u,onMouseDown:c,onMouseUp:A,onMouseMove:h,onContextMenu:l}),r._wpDirty=!1,r._vpDirty=!1,r._cpDirty=!1,r._visible=!1,r._originVisible=!1,r._cornerVisible=!1,r._targetVisible=!1,r._originWireVisible=!1,r._targetWireVisible=!1,r._angleVisible=!1,r._labelsVisible=!1,r._clickable=!1,r._originDot.on("worldPos",(function(e){r._originWorld.set(e||[0,0,0]),r._wpDirty=!0,r._needUpdate(0)})),r._cornerDot.on("worldPos",(function(e){r._cornerWorld.set(e||[0,0,0]),r._wpDirty=!0,r._needUpdate(0)})),r._targetDot.on("worldPos",(function(e){r._targetWorld.set(e||[0,0,0]),r._wpDirty=!0,r._needUpdate(0)})),r._onViewMatrix=n.camera.on("viewMatrix",(function(){r._vpDirty=!0,r._needUpdate(0)})),r._onProjMatrix=n.camera.on("projMatrix",(function(){r._cpDirty=!0,r._needUpdate()})),r._onCanvasBoundary=n.canvas.on("boundary",(function(){r._cpDirty=!0,r._needUpdate(0)})),r._onSectionPlaneUpdated=n.on("sectionPlaneUpdated",(function(){r._sectionPlanesDirty=!0,r._needUpdate()})),r.approximate=s.approximate,r.visible=s.visible,r.originVisible=s.originVisible,r.cornerVisible=s.cornerVisible,r.targetVisible=s.targetVisible,r.originWireVisible=s.originWireVisible,r.targetWireVisible=s.targetWireVisible,r.angleVisible=s.angleVisible,r.labelsVisible=s.labelsVisible,r}return C(i,[{key:"_update",value:function(){if(this._visible){var e=this.plugin.viewer.scene;if(this._wpDirty&&(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._cornerWorld[0],this._wp[5]=this._cornerWorld[1],this._wp[6]=this._cornerWorld[2],this._wp[7]=1,this._wp[8]=this._targetWorld[0],this._wp[9]=this._targetWorld[1],this._wp[10]=this._targetWorld[2],this._wp[11]=1,this._wpDirty=!1,this._vpDirty=!0),this._vpDirty&&(re.transformPositions4(e.camera.viewMatrix,this._wp,this._vp),this._vp[3]=1,this._vp[7]=1,this._vp[11]=1,this._vpDirty=!1,this._cpDirty=!0),this._sectionPlanesDirty){if(this._isSliced(this._wp))return this._angleLabel.setCulled(!0),this._originWire.setCulled(!0),this._targetWire.setCulled(!0),this._originDot.setCulled(!0),this._cornerDot.setCulled(!0),void this._targetDot.setCulled(!0);this._angleLabel.setCulled(!1),this._originWire.setCulled(!1),this._targetWire.setCulled(!1),this._originDot.setCulled(!1),this._cornerDot.setCulled(!1),this._targetDot.setCulled(!1),this._sectionPlanesDirty=!0}if(this._cpDirty){var t=-.3,i=this._originDot.viewPos[2],r=this._cornerDot.viewPos[2],s=this._targetDot.viewPos[2];if(i>t||r>t||s>t)return this._originDot.setVisible(!1),this._cornerDot.setVisible(!1),this._targetDot.setVisible(!1),this._originWire.setVisible(!1),this._targetWire.setVisible(!1),void this._angleLabel.setCulled(!0);re.transformPositions4(e.camera.project.matrix,this._vp,this._pp);for(var n=this._pp,o=this._cp,a=e.canvas.canvas.getBoundingClientRect(),l=this._container.getBoundingClientRect(),u=a.top-l.top,c=a.left-l.left,A=e.canvas.boundary,h=A[2],d=A[3],p=0,f=0,v=n.length;f<v;f+=4)o[p]=c+Math.floor((1+n[f+0]/n[f+3])*h/2),o[p+1]=u+Math.floor((1-n[f+1]/n[f+3])*d/2),p+=2;if(this._originWire.setStartAndEnd(o[0],o[1],o[2],o[3]),this._targetWire.setStartAndEnd(o[2],o[3],o[4],o[5]),this._angleLabel.setPosBetweenWires(o[0],o[1],o[2],o[3],o[4],o[5]),re.subVec3(this._originWorld,this._cornerWorld,vt),re.subVec3(this._targetWorld,this._cornerWorld,gt),!(0===vt[0]&&0===vt[1]&&0===vt[2]||0===gt[0]&&0===gt[1]&&0===gt[2])){var g=this._approximate?" ~ ":" = ";re.normalizeVec3(vt),re.normalizeVec3(gt);var m=Math.abs(re.angleVec3(vt,gt));this._angle=m/re.DEGTORAD,this._angleLabel.setText(g+this._angle.toFixed(2)+"°")}else this._angleLabel.setText("");this._originDot.setVisible(this._visible&&this._originVisible),this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._originWire.setVisible(this._visible&&this._originWireVisible),this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._angleLabel.setCulled(!(this._visible&&this._angleVisible&&this.labelsVisible)),this._cpDirty=!1}}}},{key:"_isSliced",value:function(e){for(var t=this.scene._sectionPlanesState.sectionPlanes,i=0,r=t.length;i<r;i++){var s=t[i];if(re.planeClipsPositions3(s.pos,s.dir,e,4))return!0}return!1}},{key:"approximate",get:function(){return this._approximate},set:function(e){e=!1!==e,this._approximate!==e&&(this._approximate=e,this._cpDirty=!0,this._needUpdate(0))}},{key:"origin",get:function(){return this._originDot}},{key:"corner",get:function(){return this._cornerDot}},{key:"target",get:function(){return this._targetDot}},{key:"angle",get:function(){return this._update(),this._angle}},{key:"color",get:function(){return this._color},set:function(e){this._originDot.setFillColor(e),this._cornerDot.setFillColor(e),this._targetDot.setFillColor(e),this._originWire.setColor(e||"blue"),this._targetWire.setColor(e||"red"),this._angleLabel.setFillColor(e||"#00BBFF"),this._color=e}},{key:"visible",get:function(){return this._visible},set:function(e){e=!1!==e,this._visible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._originWire.setVisible(this._visible&&this._originWireVisible),this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._angleLabel.setVisible(this._visible&&this._angleVisible),this._cpDirty=!0,this._needUpdate()}},{key:"originVisible",get:function(){return this._originVisible},set:function(e){e=!1!==e,this._originVisible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._cpDirty=!0,this._needUpdate()}},{key:"cornerVisible",get:function(){return this._cornerVisible},set:function(e){e=!1!==e,this._cornerVisible=e,this._cornerDot.setVisible(this._visible&&this._cornerVisible),this._cpDirty=!0,this._needUpdate()}},{key:"targetVisible",get:function(){return this._targetVisible},set:function(e){e=!1!==e,this._targetVisible=e,this._targetDot.setVisible(this._visible&&this._targetVisible),this._cpDirty=!0,this._needUpdate()}},{key:"originWireVisible",get:function(){return this._originWireVisible},set:function(e){e=!1!==e,this._originWireVisible=e,this._originWire.setVisible(this._visible&&this._originWireVisible),this._cpDirty=!0,this._needUpdate()}},{key:"targetWireVisible",get:function(){return this._targetWireVisible},set:function(e){e=!1!==e,this._targetWireVisible=e,this._targetWire.setVisible(this._visible&&this._targetWireVisible),this._cpDirty=!0,this._needUpdate()}},{key:"angleVisible",get:function(){return this._angleVisible},set:function(e){e=!1!==e,this._angleVisible=e,this._angleLabel.setVisible(this._visible&&this._angleVisible),this._cpDirty=!0,this._needUpdate()}},{key:"labelsVisible",get:function(){return this._labelsVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsVisible,this._labelsVisible=e;var t=this._visible&&this._labelsVisible;this._angleLabel.setVisible(t),this._cpDirty=!0,this._needUpdate()}},{key:"setHighlighted",value:function(e){this._originDot.setHighlighted(e),this._cornerDot.setHighlighted(e),this._targetDot.setHighlighted(e),this._originWire.setHighlighted(e),this._targetWire.setHighlighted(e),this._angleLabel.setHighlighted(e)}},{key:"clickable",get:function(){return this._clickable},set:function(e){e=!!e,this._clickable=e,this._originDot.setClickable(this._clickable),this._cornerDot.setClickable(this._clickable),this._targetDot.setClickable(this._clickable),this._originWire.setClickable(this._clickable),this._targetWire.setClickable(this._clickable),this._angleLabel.setClickable(this._clickable)}},{key:"destroy",value:function(){var e=this.plugin.viewer.scene;this._onViewMatrix&&e.camera.off(this._onViewMatrix),this._onProjMatrix&&e.camera.off(this._onProjMatrix),this._onCanvasBoundary&&e.canvas.off(this._onCanvasBoundary),this._onSectionPlaneUpdated&&e.off(this._onSectionPlaneUpdated),this._originDot.destroy(),this._cornerDot.destroy(),this._targetDot.destroy(),this._originWire.destroy(),this._targetWire.destroy(),this._angleLabel.destroy(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),_t=function(e){g(i,Ce);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"active",get:function(){}},{key:"snapping",get:function(){return!0},set:function(e){}},{key:"activate",value:function(){}},{key:"deactivate",value:function(){}},{key:"reset",value:function(){}},{key:"currentMeasurement",get:function(){return null}},{key:"destroy",value:function(){}}]),i}(),yt=function(e){g(i,_t);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e.viewer.scene))._canvasToPagePos=s.canvasToPagePos,r.pointerLens=s.pointerLens,r._active=!1,r._currentAngleMeasurement=null,r._initMarkerDiv(),r._snapping=!1!==s.snapping,r._mouseState=0,r._attachPlugin(e,s),r}return C(i,[{key:"_initMarkerDiv",value:function(){var e=document.createElement("div"),t=this.scene.canvas.canvas;t.parentNode.insertBefore(e,t),e.style.background="black",e.style.border="2px solid blue",e.style.borderRadius="10px",e.style.width="5px",e.style.height="5px",e.style.top="-200px",e.style.left="-200px",e.style.margin="0 0",e.style.zIndex="100",e.style.position="absolute",e.style.pointerEvents="none",this.markerDiv=e}},{key:"_destroyMarkerDiv",value:function(){this.markerDiv&&(this.markerDiv.parentNode.removeChild(this.markerDiv),this.markerDiv=null)}},{key:"_attachPlugin",value:function(e){this.angleMeasurementsPlugin=e,this.plugin=e}},{key:"active",get:function(){return this._active}},{key:"snapping",get:function(){return this._snapping},set:function(e){this._snapping=e}},{key:"activate",value:function(){var e=this;if(!this._active){this.markerDiv||this._initMarkerDiv(),this.angleMeasurementsPlugin;var t=this.scene;t.input;var i=t.canvas.canvas,r=this.angleMeasurementsPlugin.viewer.cameraControl,s=this.pointerLens,n=!1,o=null,a=0,l=0,u=re.vec3(),c=re.vec2();this._currentAngleMeasurement=null;var A=re.vec2(),h=function(t){t.snappedToVertex||t.snappedToEdge?(s&&(s.visible=!0,s.canvasPos=t.canvasPos,s.snappedCanvasPos=t.snappedCanvasPos||t.canvasPos,s.snapped=!0),e.markerDiv.style.background="greenyellow",e.markerDiv.style.border="2px solid green"):(s&&(s.visible=!0,s.canvasPos=t.canvasPos,s.snappedCanvasPos=t.canvasPos,s.snapped=!1),e.markerDiv.style.background="pink",e.markerDiv.style.border="2px solid red");var r=t.snappedCanvasPos||t.canvasPos;switch(n=!0,o=t.entity,u.set(t.worldPos),c.set(r),e._mouseState){case 0:if(e._canvasToPagePos)e._canvasToPagePos(i,r,A),e.markerDiv.style.left="".concat(A[0]-5,"px"),e.markerDiv.style.top="".concat(A[1]-5,"px");else{var a=re.vec2(r);ut(i,e.markerDiv.parentNode,a),e.markerDiv.style.left="".concat(a[0]-5,"px"),e.markerDiv.style.top="".concat(a[1]-5,"px")}break;case 1:e._currentAngleMeasurement&&(e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.angleVisible=!1,e._currentAngleMeasurement.corner.worldPos=t.worldPos,e._currentAngleMeasurement.corner.entity=t.entity),e.markerDiv.style.left="-10000px",e.markerDiv.style.top="-10000px",i.style.cursor="pointer";break;case 2:e._currentAngleMeasurement&&(e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e._currentAngleMeasurement.target.worldPos=t.worldPos,e._currentAngleMeasurement.target.entity=t.entity),e.markerDiv.style.left="-10000px",e.markerDiv.style.top="-10000px",i.style.cursor="pointer"}};this._onHoverSnapOrSurface=r.on("hoverSnapOrSurface",(function(t){e._snapping&&h(t)})),this._onHoverSurface=r.on("hoverSurface",(function(t){e._snapping||h(t)})),i.addEventListener("mousedown",this._onMouseDown=function(e){1===e.which&&(a=e.clientX,l=e.clientY)}),i.addEventListener("mouseup",this._onMouseUp=function(t){if(1===t.which&&!(t.clientX>a+20||t.clientX<a-20||t.clientY>l+20||t.clientY<l-20))switch(e._mouseState){case 0:n&&(e._currentAngleMeasurement=e.angleMeasurementsPlugin.createMeasurement({id:re.createUUID(),origin:{worldPos:u,entity:o},corner:{worldPos:u,entity:o},target:{worldPos:u,entity:o},approximate:!0}),e._currentAngleMeasurement.clickable=!1,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e._currentAngleMeasurement.origin.entity=o,e._mouseState=1,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement));break;case 1:n?(e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e._currentAngleMeasurement.corner.entity=o,e._mouseState=2):e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null,o=null,e._mouseState=0,e.angleMeasurementsPlugin.fire("measurementCancel",e._currentAngleMeasurement));break;case 2:n?(e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e._currentAngleMeasurement.target.entity=o,e._currentAngleMeasurement.clickable=!0,o=null,e.angleMeasurementsPlugin.fire("measurementEnd",e._currentAngleMeasurement),e._currentAngleMeasurement=null,e._mouseState=0):e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null,o=null,e._mouseState=0,e.angleMeasurementsPlugin.fire("measurementCancel",e._currentAngleMeasurement))}});var d=function(t){if(n=!1,s&&(s.visible=!0,s.pointerPos=t.canvasPos,s.snappedCanvasPos=t.snappedCanvasPos||t.canvasPos,s.snapped=!1),e.markerDiv.style.left="-100px",e.markerDiv.style.top="-100px",e._currentAngleMeasurement){switch(e._mouseState){case 0:e._currentAngleMeasurement.originVisible=!1;break;case 1:e._currentAngleMeasurement.cornerVisible=!1,e._currentAngleMeasurement.originWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1;break;case 2:e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1}i.style.cursor="default"}};this._onHoverSnapOrSurfaceOff=r.on("hoverSnapOrSurfaceOff",(function(t){e._snapping&&d(t)})),this._onHoverOff=r.on("hoverOff",(function(t){e._snapping||d(t)})),this._active=!0}}},{key:"deactivate",value:function(){if(this._active){this.pointerLens&&(this.pointerLens.visible=!1),this.reset();var e=this.scene.canvas.canvas;e.removeEventListener("mousedown",this._onMouseDown),e.removeEventListener("mouseup",this._onMouseUp);var t=this.angleMeasurementsPlugin.viewer.cameraControl;t.off(this._onHoverSnapOrSurface),t.off(this._onHoverSurface),t.off(this._onHoverSnapOrSurfaceOff),t.off(this._onHoverOff),this._active=!1}}},{key:"reset",value:function(){this._active&&(this._destroyMarkerDiv(),this._initMarkerDiv(),this._currentAngleMeasurement&&(this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null),this._mouseState=0)}},{key:"currentMeasurement",get:function(){return this._currentAngleMeasurement}},{key:"destroy",value:function(){this.deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),bt=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"AngleMeasurements",e))._container=s.container||document.body,r._defaultControl=null,r._measurements={},r.defaultColor=void 0!==s.defaultColor?s.defaultColor:"#00BBFF",r.defaultLabelsVisible=!1!==s.defaultLabelsVisible,r.zIndex=s.zIndex||1e4,r._onMouseOver=function(e,t){r.fire("mouseOver",{plugin:b(r),angleMeasurement:t,measurement:t,event:e})},r._onMouseLeave=function(e,t){r.fire("mouseLeave",{plugin:b(r),angleMeasurement:t,measurement:t,event:e})},r._onContextMenu=function(e,t){r.fire("contextMenu",{plugin:b(r),angleMeasurement:t,measurement:t,event:e})},r}return C(i,[{key:"getContainerElement",value:function(){return this._container}},{key:"send",value:function(e,t){}},{key:"control",get:function(){return this._defaultControl||(this._defaultControl=new yt(this,{})),this._defaultControl}},{key:"measurements",get:function(){return this._measurements}},{key:"createMeasurement",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.viewer.scene.components[t.id]&&(this.error("Viewer scene component with this ID already exists: "+t.id),delete t.id);var i=t.origin,r=t.corner,s=t.target,n=new mt(this,{id:t.id,plugin:this,container:this._container,origin:{entity:i.entity,worldPos:i.worldPos},corner:{entity:r.entity,worldPos:r.worldPos},target:{entity:s.entity,worldPos:s.worldPos},visible:t.visible,originVisible:!0,originWireVisible:!0,cornerVisible:!0,targetWireVisible:!0,targetVisible:!0,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._measurements[n.id]=n,n.on("destroyed",(function(){delete e._measurements[n.id]})),n.clickable=!0,this.fire("measurementCreated",n),n}},{key:"destroyMeasurement",value:function(e){var t=this._measurements[e];t?(t.destroy(),this.fire("measurementDestroyed",t)):this.log("AngleMeasurement not found: "+e)}},{key:"setLabelsShown",value:function(e){for(var t=0,i=Object.entries(this.measurements);t<i.length;t++){var r=A(i[t],2);r[0];r[1].labelShown=e}}},{key:"clear",value:function(){for(var e=Object.keys(this._measurements),t=0,i=e.length;t<i;t++)this.destroyMeasurement(e[t])}},{key:"destroy",value:function(){this.clear(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),xt=function(e){g(i,_t);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e.viewer.scene)).pointerLens=s.pointerLens,r.pointerCircle=new Re(e.viewer),r._active=!1;var n=document.createElement("div"),o=r.scene.canvas.canvas;return o.parentNode.insertBefore(n,o),n.style.background="black",n.style.border="2px solid blue",n.style.borderRadius="10px",n.style.width="5px",n.style.height="5px",n.style.margin="-200px -200px",n.style.zIndex="100",n.style.position="absolute",n.style.pointerEvents="none",r.markerDiv=n,r._currentAngleMeasurement=null,r._longTouchTimeoutMs=300,r._snapping=!1!==s.snapping,r._touchState=0,r._attachPlugin(e,s),r}return C(i,[{key:"_attachPlugin",value:function(e){this.angleMeasurementsPlugin=e,this.plugin=e}},{key:"active",get:function(){return this._active}},{key:"snapping",get:function(){return this._snapping},set:function(e){this._snapping=e}},{key:"activate",value:function(){var e=this;if(!this._active){var t=this.plugin,i=this.scene,r=i.canvas.canvas;t.pointerLens;var s=re.vec3(),n=20,o=null;this._touchState=0;var a=re.vec2(),l=re.vec2(),u=re.vec2(),c=null,A=function(){e.plugin.viewer.cameraControl.active=!1},h=function(){e.plugin.viewer.cameraControl.active=!0};r.addEventListener("touchstart",this._onCanvasTouchStart=function(r){var u=r.touches.length;if(1===u){var d=r.touches[0],p=d.clientX,f=d.clientY;switch(a.set([p,f]),l.set([p,f]),e._touchState){case 0:if(1!==u&&null!==o)return o&&(clearTimeout(o),o=null),e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),h(),void(e._touchState=0);var v=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping});if(v&&v.snapped)s.set(v.worldPos),e.pointerCircle.start(v.snappedCanvasPos);else{var g=i.pick({canvasPos:l,pickSurface:!0});if(!g||!g.worldPos)return;s.set(g.worldPos),e.pointerCircle.start(g.canvasPos)}o=setTimeout((function(){1!==u||l[0]>a[0]+n||l[0]<a[0]-n||l[1]>a[1]+n||l[1]<a[1]-n||(e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=a,e.pointerLens.cursorPos=a),e.pointerLens&&(e.pointerLens.canvasPos=l,e.pointerLens.snapped=!1),e.pointerLens&&(e.pointerLens.cursorPos=v.canvasPos,e.pointerLens.snapped=!0),e._currentAngleMeasurement?e._currentAngleMeasurement.origin.worldPos=s:(e._currentAngleMeasurement=t.createMeasurement({id:re.createUUID(),origin:{worldPos:v.worldPos,entity:v.entity},corner:{worldPos:v.worldPos,entity:v.entity},target:{worldPos:v.worldPos,entity:v.entity}}),e._currentAngleMeasurement.clickable=!1,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!1,e._currentAngleMeasurement.cornerVisible=!1,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1),e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement),e._touchState=2,A())}),e._longTouchTimeoutMs),e._touchState=1,c=d.identifier;break;case 3:if(1!==u&&null!==o)return clearTimeout(o),void(o=null);1===u&&(o=setTimeout((function(){if(o=null,!(1!==u||l[0]>a[0]+n||l[0]<a[0]-n||l[1]>a[1]+n||l[1]<a[1]-n)){e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=a,e.pointerLens.snapped=!1);var t=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping});if(t&&t.snapped)e.pointerLens&&(e.pointerLens.cursorPos=t.snappedCanvasPos,e.pointerLens.snapped=!0),e.pointerCircle.start(t.snappedCanvasPos),s.set(t.worldPos),e._currentAngleMeasurement.corner.worldPos=t.worldPos,e._currentAngleMeasurement.corner.entity=t.entity,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement);else{var r=i.pick({canvasPos:l,pickSurface:!0});r&&r.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=r.canvasPos,e.pointerLens.snapped=!1),e.pointerCircle.start(r.canvasPos),s.set(r.worldPos),e._currentAngleMeasurement.corner.worldPos=r.worldPos,e._currentAngleMeasurement.corner.entity=r.entity,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement)):e.pointerLens&&(e.pointerLens.cursorPos=null,e.pointerLens.snapped=!1)}e._touchState=5,A()}}),e._longTouchTimeoutMs),e._touchState=4),c=d.identifier;break;case 6:if(1!==u&&null!==o)return clearTimeout(o),void(o=null);1===u&&(o=setTimeout((function(){if(o=null,!(1!==u||l[0]>a[0]+n||l[0]<a[0]-n||l[1]>a[1]+n||l[1]<a[1]-n)){e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=a,e.pointerLens.snapped=!1);var t=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping});if(t&&t.snapped)e.pointerLens&&(e.pointerLens.cursorPos=t.snappedCanvasPos,e.pointerLens.snapped=!0),e.pointerCircle.start(t.snappedCanvasPos),s.set(t.worldPos),e._currentAngleMeasurement.target.worldPos=t.worldPos,e._currentAngleMeasurement.target.entity=t.entity,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement);else{var r=i.pick({canvasPos:l,pickSurface:!0});r&&r.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=r.canvasPos,e.pointerLens.snapped=!1),e.pointerCircle.start(r.canvasPos),s.set(r.worldPos),e._currentAngleMeasurement.target.worldPos=r.worldPos,e._currentAngleMeasurement.target.entity=r.entity,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e.angleMeasurementsPlugin.fire("measurementStart",e._currentAngleMeasurement)):e.pointerLens&&(e.pointerLens.cursorPos=null,e.pointerLens.snapped=!1)}e._touchState=8,A()}}),e._longTouchTimeoutMs),e._touchState=7),c=d.identifier;break;default:return null!==o&&(clearTimeout(o),o=null),void(e._touchState=7)}}else o&&(clearTimeout(o),o=null)},{passive:!0}),r.addEventListener("touchmove",(function(t){e.pointerCircle.stop();var r=t.touches.length;if(1===r&&1===t.changedTouches.length){var n,a,u=t.touches[0],A=u.clientX,h=u.clientY;if(u.identifier===c)switch(l.set([A,h]),e._touchState){case 2:e.pointerLens&&(e.pointerLens.canvasPos=l),(n=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping}))&&n.snapped?(e.pointerLens&&(e.pointerLens.snappedCanvasPos=n.snappedCanvasPos,e.pointerLens.snapped=!0),s.set(n.worldPos),e._currentAngleMeasurement.origin.worldPos=n.worldPos):(a=i.pick({canvasPos:l,pickSurface:!0}))&&a.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=a.canvasPos,e.pointerLens.snapped=!1),s.set(a.worldPos),e._currentAngleMeasurement.origin.worldPos=a.worldPos):e.pointerLens&&(e.pointerLens.cursorPos=null,e.pointerLens.snapped=!1),e._touchState=2;break;case 5:if(1!==r&&null!==o)return clearTimeout(o),o=null,e.pointerLens&&(e.pointerLens.visible=!1),void(e._touchState=7);e.pointerLens&&(e.pointerLens.canvasPos=l),(n=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping}))&&n.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=n.snappedCanvasPos,e.pointerLens.snapped=!0),e._currentAngleMeasurement.corner.worldPos=n.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1):(a=i.pick({canvasPos:l,pickSurface:!0}))&&a.worldPos&&(e.pointerLens&&(e.pointerLens.cursorPos=a.canvasPos,e.pointerLens.snapped=!1),e._currentAngleMeasurement.corner.worldPos=a.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1),e._touchState=5;break;case 8:if(1!==r&&null!==o)return clearTimeout(o),o=null,e.pointerLens&&(e.pointerLens.visible=!1),void(e._touchState=7);e.pointerLens&&(e.pointerLens.canvasPos=l),(n=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping}))&&n.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=n.snappedCanvasPos,e.pointerLens.snapped=!0),e._currentAngleMeasurement.target.worldPos=n.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0):(a=i.pick({canvasPos:l,pickSurface:!0}))&&a.worldPos&&(e.pointerLens&&(e.pointerLens.cursorPos=a.canvasPos,e.pointerLens.snapped=!1),e._currentAngleMeasurement.target.worldPos=a.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0),e._touchState=8}}else o&&(clearTimeout(o),o=null)}),{passive:!0}),r.addEventListener("touchend",this._onCanvasTouchEnd=function(r){e.pointerCircle.stop();var s=r.changedTouches.length;if(1===s){var A=r.changedTouches[0],d=A.clientX,p=A.clientY;if(A.identifier===c)switch(o&&(clearTimeout(o),o=null),u.set([d,p]),e._touchState){case 1:if(1!==s||d>a[0]+n||d<a[0]-n||p>a[1]+n||p<a[1]-n)return void(e._touchState=0);var f=i.pick({canvasPos:l,pickSurface:!0});f&&f.worldPos?(e._currentAngleMeasurement=t.createMeasurement({id:re.createUUID(),origin:{worldPos:f.worldPos},corner:{worldPos:f.worldPos},target:{worldPos:f.worldPos}}),e._currentAngleMeasurement.clickable=!1,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!1,e._currentAngleMeasurement.cornerVisible=!1,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e._touchState=3):(e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),e._touchState=0),h();break;case 2:e.pointerLens&&(e.pointerLens.visible=!1),e._currentAngleMeasurement?e._touchState=3:(e.pointerLens&&(e.pointerLens.snapped=!1,e.pointerLens.visible=!1),e._touchState=0),h();break;case 4:if(1!==s||d>a[0]+n||d<a[0]-n||p>a[1]+n||p<a[1]-n)return void(e._touchState=3);var v=i.pick({canvasPos:l,pickSurface:!0});v&&v.worldPos?(e._currentAngleMeasurement.corner.worldPos=v.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!1,e._currentAngleMeasurement.targetVisible=!1,e._currentAngleMeasurement.targetWireVisible=!1,e._currentAngleMeasurement.angleVisible=!1,e._touchState=6):(e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),e._touchState=0),h();break;case 5:e.pointerLens&&(e.pointerLens.visible=!1),e._touchState=6,h();break;case 7:if(1!==s||d>a[0]+n||d<a[0]-n||p>a[1]+n||p<a[1]-n)return void(e._touchState=6);var g=i.pick({canvasPos:l,pickSurface:!0});g&&g.worldPos?(e._currentAngleMeasurement.target.worldPos=g.worldPos,e._currentAngleMeasurement.originVisible=!0,e._currentAngleMeasurement.originWireVisible=!0,e._currentAngleMeasurement.cornerVisible=!0,e._currentAngleMeasurement.cornerWireVisible=!0,e._currentAngleMeasurement.targetVisible=!0,e._currentAngleMeasurement.targetWireVisible=!0,e._currentAngleMeasurement.angleVisible=!0,e.angleMeasurementsPlugin.fire("measurementEnd",e._currentAngleMeasurement),e._currentAngleMeasurement=null):e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),e._touchState=0,h();break;case 8:e.pointerLens&&(e.pointerLens.visible=!1),e._currentAngleMeasurement&&e._currentAngleMeasurement.targetVisible?(e._currentAngleMeasurement.clickable=!0,e.angleMeasurementsPlugin.fire("measurementEnd",e._currentAngleMeasurement),e._currentAngleMeasurement=null,e._touchState=0):(e._currentAngleMeasurement&&(e._currentAngleMeasurement.destroy(),e._currentAngleMeasurement=null),e._touchState=0),h()}}},{passive:!0}),this._active=!0}}},{key:"deactivate",value:function(){if(this._active){this.plugin.pointerLens&&(this.plugin.pointerLens.visible=!1),this.reset();var e=this.plugin.viewer.scene.canvas.canvas;e.removeEventListener("touchstart",this._onCanvasTouchStart),e.removeEventListener("touchend",this._onCanvasTouchEnd),this._active=!1,this.plugin.viewer.cameraControl.active=!0}}},{key:"reset",value:function(){this._active&&this._currentAngleMeasurement&&(this.angleMeasurementsPlugin.fire("measurementCancel",this._currentAngleMeasurement),this._currentAngleMeasurement.destroy(),this._currentAngleMeasurement=null)}},{key:"currentMeasurement",get:function(){return this._currentAngleMeasurement}},{key:"destroy",value:function(){this.deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),wt=function(e){g(i,Ce);var t=_(i);function i(e,r,s,n){var o;B(this,i);var a=e.plugin.viewer;o=t.call(this,a.scene);var l=ht({viewer:a,handleMouseEvents:s,handleTouchEvents:n,pointerLens:r.pointerLens,dots:[e.origin,e.corner,e.target],ray2WorldPos:function(e,t,i){return function e(t){var r=a.scene.pick({canvasPos:i,snapToEdge:t,snapToVertex:t,pickSurface:!0});return r&&r.worldPos?r.worldPos:t&&e(!1)}(!!r.snapping)},onEnd:function(e,t){var i=!re.compareVec3(e,t.worldPos);return i&&o.fire("edited"),i}}),u=e.on("destroyed",l);return o._deactivate=function(){e.off("destroyed",u),l()},o}return C(i,[{key:"deactivate",value:function(){this._deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),Bt=function(e){g(i,wt);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,!0,!1)}return C(i)}(),Pt=function(e){g(i,wt);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,!1,!0)}return C(i)}(),Ct=re.vec3(),Mt=re.vec3(),Et=re.vec3(),Ft=function(e){g(i,at);var t=_(i);function i(e,r){var s;if(B(this,i),(s=t.call(this,e,r)).plugin=r.plugin,s._container=r.container,!s._container)throw"config missing: container";if(!r.markerElement&&!r.markerHTML)throw"config missing: need either markerElement or markerHTML";if(!r.labelElement&&!r.labelHTML)throw"config missing: need either labelElement or labelHTML";return s._htmlDirty=!1,r.markerElement?(s._marker=r.markerElement,s._marker.addEventListener("click",s._onMouseClickedExternalMarker=function(){s.plugin.fire("markerClicked",b(s))}),s._marker.addEventListener("contextmenu",s._onContextMenuExtenalMarker=function(){s.plugin.fire("contextmenu",b(s))}),s._marker.addEventListener("mouseenter",s._onMouseEnterExternalMarker=function(){s.plugin.fire("markerMouseEnter",b(s))}),s._marker.addEventListener("mouseleave",s._onMouseLeaveExternalMarker=function(){s.plugin.fire("markerMouseLeave",b(s))}),s._markerExternal=!0):(s._markerHTML=r.markerHTML,s._htmlDirty=!0,s._markerExternal=!1),r.labelElement?(s._label=r.labelElement,s._labelExternal=!0):(s._labelHTML=r.labelHTML,s._htmlDirty=!0,s._labelExternal=!1),s._markerShown=!!r.markerShown,s._labelShown=!!r.labelShown,s._values=r.values||{},s._layoutDirty=!0,s._visibilityDirty=!0,s._labelPosition=24,s._buildHTML(),s._onTick=s.scene.on("tick",(function(){s._htmlDirty&&(s._buildHTML(),s._htmlDirty=!1,s._layoutDirty=!0,s._visibilityDirty=!0),(s._layoutDirty||s._visibilityDirty)&&(s._markerShown||s._labelShown)&&(s._updatePosition(),s._layoutDirty=!1),s._visibilityDirty&&(s._marker.style.visibility=s.visible&&s._markerShown?"visible":"hidden",s._label.style.visibility=s.visible&&s._markerShown&&s._labelShown?"visible":"hidden",s._visibilityDirty=!1)})),s.on("canvasPos",(function(){s._layoutDirty=!0})),s.on("visible",(function(){s._visibilityDirty=!0})),s.setMarkerShown(!1!==r.markerShown),s.setLabelShown(r.labelShown),s.eye=r.eye?r.eye.slice():null,s.look=r.look?r.look.slice():null,s.up=r.up?r.up.slice():null,s.projection=r.projection,s}return C(i,[{key:"_buildHTML",value:function(){var e=this;if(!this._markerExternal){this._marker&&(this._container.removeChild(this._marker),this._marker=null);var t=this._markerHTML||"<p></p>";he.isArray(t)&&(t=t.join("")),t=this._renderTemplate(t.trim());var i=document.createRange().createContextualFragment(t);this._marker=i.firstChild,this._container.appendChild(this._marker),this._marker.style.visibility=this._markerShown?"visible":"hidden",this._marker.addEventListener("click",(function(){e.plugin.fire("markerClicked",e)})),this._marker.addEventListener("contextmenu",(function(t){t.preventDefault(),e.plugin.fire("contextmenu",e)})),this._marker.addEventListener("mouseenter",(function(){e.plugin.fire("markerMouseEnter",e)})),this._marker.addEventListener("mouseleave",(function(){e.plugin.fire("markerMouseLeave",e)})),this._marker.addEventListener("wheel",(function(t){e.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",t))}))}if(!this._labelExternal){this._label&&(this._container.removeChild(this._label),this._label=null);var r=this._labelHTML||"<p></p>";he.isArray(r)&&(r=r.join("")),r=this._renderTemplate(r.trim());var s=document.createRange().createContextualFragment(r);this._label=s.firstChild,this._container.appendChild(this._label),this._label.style.visibility=this._markerShown&&this._labelShown?"visible":"hidden",this._label.addEventListener("wheel",(function(t){e.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",t))}))}}},{key:"_updatePosition",value:function(){var e=function(e){return e+"px"},t=this.scene.canvas.boundary,i=t[0]+this.canvasPos[0],r=t[1]+this.canvasPos[1],s=this._marker.getBoundingClientRect().width,n=i+("right"===this._markerAlign?-1:"center"===this._markerAlign?0:1)*(s/2-12);this._marker.style.left=e(n-s/2),this._marker.style.top=e(r-12),this._marker.style["z-index"]=90005+Math.floor(this._viewPos[2])+1;var o=this._label.getBoundingClientRect().width,a=Math.sign(this._labelPosition);this._label.style.left=e(n+a*(s/2+Math.abs(this._labelPosition)+o/2)-o/2),this._label.style.top=e(r-17),this._label.style["z-index"]=90005+Math.floor(this._viewPos[2])+1}},{key:"_renderTemplate",value:function(e){for(var t in this._values)if(this._values.hasOwnProperty(t)){var i=this._values[t];e=e.replace(new RegExp("{{"+t+"}}","g"),i)}return e}},{key:"setFromPickResult",value:function(e){if(e.worldPos&&e.worldNormal){var t=re.normalizeVec3(e.worldNormal,Ct),i=this.plugin&&this.plugin.surfaceOffset||0,r=re.mulVec3Scalar(t,i,Mt),s=re.addVec3(e.worldPos,r,Et);this.entity=e.entity,this.worldPos=s}else this.error("Param 'pickResult' does not have both worldPos and worldNormal")}},{key:"setMarkerAlign",value:function(e){var t=["left","center","right"];t.includes(e)?(this._markerAlign=e,this._updatePosition()):this.error("Param 'align' should be one of: "+JSON.stringify(t))}},{key:"setLabelPosition",value:function(e){"number"!=typeof e?this.error("Param 'position' is not a number"):0===e?this.error("Param 'position' is zero"):(this._labelPosition=e,this._updatePosition())}},{key:"setMarkerShown",value:function(e){e=!!e,this._markerShown!==e&&(this._markerShown=e,this._visibilityDirty=!0)}},{key:"getMarkerShown",value:function(){return this._markerShown}},{key:"setLabelShown",value:function(e){e=!!e,this._labelShown!==e&&(this._labelShown=e,this._visibilityDirty=!0)}},{key:"getLabelShown",value:function(){return this._labelShown}},{key:"setField",value:function(e,t){this._values[e]=t||"",this._htmlDirty=!0}},{key:"getField",value:function(e){return this._values[e]}},{key:"setValues",value:function(e){for(var t in e)if(e.hasOwnProperty(t)){var i=e[t];this.setField(t,i)}}},{key:"getValues",value:function(){return this._values}},{key:"destroy",value:function(){this._marker&&(this._markerExternal?(this._marker.removeEventListener("click",this._onMouseClickedExternalMarker),this._marker.removeEventListener("contextmenu",this._onContextMenuExtenalMarker),this._marker.removeEventListener("mouseenter",this._onMouseEnterExternalMarker),this._marker.removeEventListener("mouseleave",this._onMouseLeaveExternalMarker),this._marker=null):(this._marker.parentNode.removeChild(this._marker),this._marker=null)),this._label&&(this._labelExternal||this._label.parentNode.removeChild(this._label),this._label=null),this.scene.off(this._onTick),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),kt=function(e){g(i,Ue);var t=_(i);function i(e,r){var s;return B(this,i),(s=t.call(this,"Annotations",e))._labelHTML=r.labelHTML||"<div></div>",s._markerHTML=r.markerHTML||"<div></div>",s._container=r.container||document.body,s._values=r.values||{},s.annotations={},s.surfaceOffset=r.surfaceOffset,s}return C(i,[{key:"getContainerElement",value:function(){return this._container}},{key:"send",value:function(e,t){if("clearAnnotations"===e)this.clear()}},{key:"surfaceOffset",get:function(){return this._surfaceOffset},set:function(e){null==e&&(e=.3),this._surfaceOffset=e}},{key:"createAnnotation",value:function(e){var t=this;this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);var i=null;e.markerElementId&&((i=document.getElementById(e.markerElementId))||this.error("Can't find DOM element for 'markerElementId' value '"+e.markerElementId+"' - defaulting to internally-generated empty DIV"));var r=null;e.labelElementId&&((r=document.getElementById(e.labelElementId))||this.error("Can't find DOM element for 'labelElementId' value '"+e.labelElementId+"' - defaulting to internally-generated empty DIV"));var s=new Ft(this.viewer.scene,{id:e.id,plugin:this,container:this._container,markerElement:i,labelElement:r,markerHTML:e.markerHTML||this._markerHTML,labelHTML:e.labelHTML||this._labelHTML,occludable:e.occludable,values:he.apply(e.values,he.apply(this._values,{})),markerShown:e.markerShown,labelShown:e.labelShown,eye:e.eye,look:e.look,up:e.up,projection:e.projection,visible:!1!==e.visible});return e.pickResult=e.pickResult||e.pickRecord,e.pickResult?s.setFromPickResult(e.pickResult):(s.entity=e.entity,s.worldPos=e.worldPos),this.annotations[s.id]=s,s.on("destroyed",(function(){delete t.annotations[s.id],t.fire("annotationDestroyed",s.id)})),this.fire("annotationCreated",s.id),s}},{key:"destroyAnnotation",value:function(e){var t=this.annotations[e];t?t.destroy():this.log("Annotation not found: "+e)}},{key:"clear",value:function(){for(var e=Object.keys(this.annotations),t=0,i=e.length;t<i;t++)this.destroyAnnotation(e[t])}},{key:"destroy",value:function(){this.clear(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),It=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._canvas=s.canvas,r._element=null,r._isCustom=!1,s.elementId&&(r._element=document.getElementById(s.elementId),r._element?r._adjustPosition():r.error("Can't find given Spinner HTML element: '"+s.elementId+"' - will automatically create default element")),r._element||r._createDefaultSpinner(),r.processes=0,r}return C(i,[{key:"type",get:function(){return"Spinner"}},{key:"_createDefaultSpinner",value:function(){this._injectDefaultCSS();var e=document.createElement("div"),t=e.style;t["z-index"]="9000",t.position="absolute",e.innerHTML='<div class="sk-fading-circle">                <div class="sk-circle1 sk-circle"></div>                <div class="sk-circle2 sk-circle"></div>                <div class="sk-circle3 sk-circle"></div>                <div class="sk-circle4 sk-circle"></div>                <div class="sk-circle5 sk-circle"></div>                <div class="sk-circle6 sk-circle"></div>                <div class="sk-circle7 sk-circle"></div>                <div class="sk-circle8 sk-circle"></div>                <div class="sk-circle9 sk-circle"></div>                <div class="sk-circle10 sk-circle"></div>                <div class="sk-circle11 sk-circle"></div>                <div class="sk-circle12 sk-circle"></div>                </div>',this._canvas.parentElement.appendChild(e),this._element=e,this._isCustom=!1,this._adjustPosition()}},{key:"_injectDefaultCSS",value:function(){var e="xeokit-spinner-css";if(!document.getElementById(e)){var t=document.createElement("style");t.innerHTML=".sk-fading-circle {        background: transparent;        margin: 20px auto;        width: 50px;        height:50px;        position: relative;        }        .sk-fading-circle .sk-circle {        width: 120%;        height: 120%;        position: absolute;        left: 0;        top: 0;        }        .sk-fading-circle .sk-circle:before {        content: '';        display: block;        margin: 0 auto;        width: 15%;        height: 15%;        background-color: #ff8800;        border-radius: 100%;        -webkit-animation: sk-circleFadeDelay 1.2s infinite ease-in-out both;        animation: sk-circleFadeDelay 1.2s infinite ease-in-out both;        }        .sk-fading-circle .sk-circle2 {        -webkit-transform: rotate(30deg);        -ms-transform: rotate(30deg);        transform: rotate(30deg);    }    .sk-fading-circle .sk-circle3 {        -webkit-transform: rotate(60deg);        -ms-transform: rotate(60deg);        transform: rotate(60deg);    }    .sk-fading-circle .sk-circle4 {        -webkit-transform: rotate(90deg);        -ms-transform: rotate(90deg);        transform: rotate(90deg);    }    .sk-fading-circle .sk-circle5 {        -webkit-transform: rotate(120deg);        -ms-transform: rotate(120deg);        transform: rotate(120deg);    }    .sk-fading-circle .sk-circle6 {        -webkit-transform: rotate(150deg);        -ms-transform: rotate(150deg);        transform: rotate(150deg);    }    .sk-fading-circle .sk-circle7 {        -webkit-transform: rotate(180deg);        -ms-transform: rotate(180deg);        transform: rotate(180deg);    }    .sk-fading-circle .sk-circle8 {        -webkit-transform: rotate(210deg);        -ms-transform: rotate(210deg);        transform: rotate(210deg);    }    .sk-fading-circle .sk-circle9 {        -webkit-transform: rotate(240deg);        -ms-transform: rotate(240deg);        transform: rotate(240deg);    }    .sk-fading-circle .sk-circle10 {        -webkit-transform: rotate(270deg);        -ms-transform: rotate(270deg);        transform: rotate(270deg);    }    .sk-fading-circle .sk-circle11 {        -webkit-transform: rotate(300deg);        -ms-transform: rotate(300deg);        transform: rotate(300deg);    }    .sk-fading-circle .sk-circle12 {        -webkit-transform: rotate(330deg);        -ms-transform: rotate(330deg);        transform: rotate(330deg);    }    .sk-fading-circle .sk-circle2:before {        -webkit-animation-delay: -1.1s;        animation-delay: -1.1s;    }    .sk-fading-circle .sk-circle3:before {        -webkit-animation-delay: -1s;        animation-delay: -1s;    }    .sk-fading-circle .sk-circle4:before {        -webkit-animation-delay: -0.9s;        animation-delay: -0.9s;    }    .sk-fading-circle .sk-circle5:before {        -webkit-animation-delay: -0.8s;        animation-delay: -0.8s;    }    .sk-fading-circle .sk-circle6:before {        -webkit-animation-delay: -0.7s;        animation-delay: -0.7s;    }    .sk-fading-circle .sk-circle7:before {        -webkit-animation-delay: -0.6s;        animation-delay: -0.6s;    }    .sk-fading-circle .sk-circle8:before {        -webkit-animation-delay: -0.5s;        animation-delay: -0.5s;    }    .sk-fading-circle .sk-circle9:before {        -webkit-animation-delay: -0.4s;        animation-delay: -0.4s;    }    .sk-fading-circle .sk-circle10:before {        -webkit-animation-delay: -0.3s;        animation-delay: -0.3s;    }    .sk-fading-circle .sk-circle11:before {        -webkit-animation-delay: -0.2s;        animation-delay: -0.2s;    }    .sk-fading-circle .sk-circle12:before {        -webkit-animation-delay: -0.1s;        animation-delay: -0.1s;    }    @-webkit-keyframes sk-circleFadeDelay {        0%, 39%, 100% { opacity: 0; }        40% { opacity: 1; }    }    @keyframes sk-circleFadeDelay {        0%, 39%, 100% { opacity: 0; }        40% { opacity: 1; }    }",t.id=e,document.body.appendChild(t)}}},{key:"_adjustPosition",value:function(){if(!this._isCustom){var e=this._canvas,t=this._element,i=t.style;i.left=e.offsetLeft+.5*e.clientWidth-.5*t.clientWidth+"px",i.top=e.offsetTop+.5*e.clientHeight-.5*t.clientHeight+"px"}}},{key:"processes",get:function(){return this._processes},set:function(e){if(e=e||0,this._processes!==e&&!(e<0)){var t=this._processes;this._processes=e;var i=this._element;i&&(i.style.visibility=this._processes>0?"visible":"hidden"),this.fire("processes",this._processes),0===this._processes&&this._processes!==t&&this.fire("zeroProcesses",this._processes)}}},{key:"_destroy",value:function(){this._element&&!this._isCustom&&(this._element.parentNode.removeChild(this._element),this._element=null);var e=document.getElementById("xeokit-spinner-css");e&&e.parentNode.removeChild(e)}}]),i}(),Dt=["webgl2","experimental-webgl","webkit-3d","moz-webgl","moz-glweb20"],St=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e,s))._backgroundColor=re.vec3([s.backgroundColor?s.backgroundColor[0]:1,s.backgroundColor?s.backgroundColor[1]:1,s.backgroundColor?s.backgroundColor[2]:1]),r._backgroundColorFromAmbientLight=!!s.backgroundColorFromAmbientLight,r.canvas=s.canvas,r.gl=null,r.webgl2=!1,r.transparent=!!s.transparent,r.contextAttr=s.contextAttr||{},r.contextAttr.alpha=r.transparent,r.contextAttr.preserveDrawingBuffer=!!r.contextAttr.preserveDrawingBuffer,r.contextAttr.stencil=!1,r.contextAttr.premultipliedAlpha=!!r.contextAttr.premultipliedAlpha,r.contextAttr.antialias=!1!==r.contextAttr.antialias,r.resolutionScale=s.resolutionScale,r.canvas.width=Math.round(r.canvas.clientWidth*r._resolutionScale),r.canvas.height=Math.round(r.canvas.clientHeight*r._resolutionScale),r.boundary=[r.canvas.offsetLeft,r.canvas.offsetTop,r.canvas.clientWidth,r.canvas.clientHeight],r._initWebGL(s);var n=b(r);r.canvas.addEventListener("webglcontextlost",r._webglcontextlostListener=function(e){console.time("webglcontextrestored"),n.scene._webglContextLost(),n.fire("webglcontextlost"),e.preventDefault()},!1),r.canvas.addEventListener("webglcontextrestored",r._webglcontextrestoredListener=function(e){n._initWebGL(),n.gl&&(n.scene._webglContextRestored(n.gl),n.fire("webglcontextrestored",n.gl),e.preventDefault()),console.timeEnd("webglcontextrestored")},!1);var o=!0,a=new ResizeObserver((function(e){var t,i=c(e);try{for(i.s();!(t=i.n()).done;){t.value.contentBoxSize&&(o=!0)}}catch(e){i.e(e)}finally{i.f()}}));return a.observe(r.canvas),r._tick=r.scene.on("tick",(function(){o&&(o=!1,n.canvas.width=Math.round(n.canvas.clientWidth*n._resolutionScale),n.canvas.height=Math.round(n.canvas.clientHeight*n._resolutionScale),n.boundary[0]=n.canvas.offsetLeft,n.boundary[1]=n.canvas.offsetTop,n.boundary[2]=n.canvas.clientWidth,n.boundary[3]=n.canvas.clientHeight,n.fire("boundary",n.boundary))})),r._spinner=new It(r.scene,{canvas:r.canvas,elementId:s.spinnerElementId}),r}return C(i,[{key:"type",get:function(){return"Canvas"}},{key:"backgroundColorFromAmbientLight",get:function(){return this._backgroundColorFromAmbientLight},set:function(e){this._backgroundColorFromAmbientLight=!1!==e,this.glRedraw()}},{key:"backgroundColor",get:function(){return this._backgroundColor},set:function(e){e?(this._backgroundColor[0]=e[0],this._backgroundColor[1]=e[1],this._backgroundColor[2]=e[2]):(this._backgroundColor[0]=1,this._backgroundColor[1]=1,this._backgroundColor[2]=1),this.glRedraw()}},{key:"resolutionScale",get:function(){return this._resolutionScale},set:function(e){if((e=e||1)!==this._resolutionScale){this._resolutionScale=e;var t=this.canvas;t.width=Math.round(t.clientWidth*this._resolutionScale),t.height=Math.round(t.clientHeight*this._resolutionScale),this.glRedraw()}}},{key:"spinner",get:function(){return this._spinner}},{key:"_createCanvas",value:function(){var e="xeokit-canvas-"+re.createUUID(),t=document.getElementsByTagName("body")[0],i=document.createElement("div"),r=i.style;r.height="100%",r.width="100%",r.padding="0",r.margin="0",r.background="rgba(0,0,0,0);",r.float="left",r.left="0",r.top="0",r.position="absolute",r.opacity="1.0",r["z-index"]="-10000",i.innerHTML+='<canvas id="'+e+'" style="width: 100%; height: 100%; float: left; margin: 0; padding: 0;"></canvas>',t.appendChild(i),this.canvas=document.getElementById(e)}},{key:"_getElementXY",value:function(e){for(var t=0,i=0;e;)t+=e.offsetLeft-e.scrollLeft,i+=e.offsetTop-e.scrollTop,e=e.offsetParent;return{x:t,y:i}}},{key:"_initWebGL",value:function(){if(!this.gl)for(var e=0;!this.gl&&e<Dt.length;e++)try{this.gl=this.canvas.getContext(Dt[e],this.contextAttr)}catch(e){}this.gl||(this.error("Failed to get a WebGL context"),this.fire("webglContextFailed",!0,!0));var t=this.gl,i="__",r=t.activeTexture;t.activeTexture=function(e){i!==e&&(i=e,r.call(this,e))};var s={},n=t.bindTexture;t.bindTexture=function(e,t){s[i]!==t&&(s[i]=t,n.call(this,e,t))},this.gl&&this.webgl2&&(this.gl.hint(this.gl.FRAGMENT_SHADER_DERIVATIVE_HINT,this.gl.FASTEST),this.gl,WebGL2RenderingContext)}},{key:"getSnapshot",value:function(e){throw"Canvas#getSnapshot() has been replaced by Viewer#getSnapshot() - use that method instead."}},{key:"readPixels",value:function(e,t,i,r){return this.scene._renderer.readPixels(e,t,i,r)}},{key:"loseWebGLContext",value:function(){this.canvas.loseContext&&this.canvas.loseContext()}},{key:"destroy",value:function(){this.scene.off(this._tick),this._spinner._destroy(),this.canvas.removeEventListener("webglcontextlost",this._webglcontextlostListener),this.canvas.removeEventListener("webglcontextrestored",this._webglcontextrestoredListener),this.gl=null,f(x(i.prototype),"destroy",this).call(this)}}]),i}(),Tt=function(){function e(t){B(this,e),this._scene=t,this._matPool=[],this._matPoolNextFreeIndex=0,this._rtcViewMats={},this._rtcPickViewMats={},this.reset()}return C(e,[{key:"reset",value:function(){this._matPoolNextFreeIndex=0,this._rtcViewMats={},this._rtcPickViewMats={},this.gl=this._scene.canvas.gl,this.lastProgramId=null,this.pbrEnabled=!1,this.colorTextureEnabled=!1,this.withSAO=!1,this.backfaces=!1,this.frontface=!0,this.textureUnit=0,this.drawElements=0,this.drawArrays=0,this.useProgram=0,this.bindTexture=0,this.bindArray=0,this.pass=0,this.shadowViewMatrix=null,this.shadowProjMatrix=null,this.pickViewMatrix=null,this.pickProjMatrix=null,this.pickZNear=.01,this.pickZFar=5e3,this.pickInvisible=!1,this.pickElementsCount=null,this.pickElementsOffset=null,this.lineWidth=1,this.snapPickLayerParams={},this.snapPickLayerNumber=0,this.snapPickCoordinateScale=re.vec3(),this.snapPickOrigin=re.vec3()}},{key:"getRTCViewMatrix",value:function(e,t){var i=this._rtcViewMats[e];return i||(i=this._getNewMat(),He(this._scene.camera.viewMatrix,t,i),this._rtcViewMats[e]=i),i}},{key:"getRTCPickViewMatrix",value:function(e,t){var i=this._rtcPickViewMats[e];if(!i){i=this._getNewMat();var r=this.pickViewMatrix||this._scene.camera.viewMatrix;He(r,t,i),this._rtcPickViewMats[e]=i}return i}},{key:"_getNewMat",value:function(){var e=this._matPool[this._matPoolNextFreeIndex];return e||(e=re.mat4(),this._matPool[this._matPoolNextFreeIndex]=e),this._matPoolNextFreeIndex++,e}}]),e}(),Lt={WEBGL:!1,SUPPORTED_EXTENSIONS:{}},Rt=document.createElement("canvas");if(Rt){var Ut=Rt.getContext("webgl",{antialias:!0})||Rt.getContext("experimental-webgl",{antialias:!0});Lt.WEBGL=!!Ut,Lt.WEBGL&&(Lt.ANTIALIAS=Ut.getContextAttributes().antialias,Ut.getShaderPrecisionFormat?Ut.getShaderPrecisionFormat(Ut.FRAGMENT_SHADER,Ut.HIGH_FLOAT).precision>0?Lt.FS_MAX_FLOAT_PRECISION="highp":Ut.getShaderPrecisionFormat(Ut.FRAGMENT_SHADER,Ut.MEDIUM_FLOAT).precision>0?Lt.FS_MAX_FLOAT_PRECISION="mediump":Lt.FS_MAX_FLOAT_PRECISION="lowp":Lt.FS_MAX_FLOAT_PRECISION="mediump",Lt.DEPTH_BUFFER_BITS=Ut.getParameter(Ut.DEPTH_BITS),Lt.MAX_TEXTURE_SIZE=Ut.getParameter(Ut.MAX_TEXTURE_SIZE),Lt.MAX_CUBE_MAP_SIZE=Ut.getParameter(Ut.MAX_CUBE_MAP_TEXTURE_SIZE),Lt.MAX_RENDERBUFFER_SIZE=Ut.getParameter(Ut.MAX_RENDERBUFFER_SIZE),Lt.MAX_TEXTURE_UNITS=Ut.getParameter(Ut.MAX_COMBINED_TEXTURE_IMAGE_UNITS),Lt.MAX_TEXTURE_IMAGE_UNITS=Ut.getParameter(Ut.MAX_TEXTURE_IMAGE_UNITS),Lt.MAX_VERTEX_ATTRIBS=Ut.getParameter(Ut.MAX_VERTEX_ATTRIBS),Lt.MAX_VERTEX_UNIFORM_VECTORS=Ut.getParameter(Ut.MAX_VERTEX_UNIFORM_VECTORS),Lt.MAX_FRAGMENT_UNIFORM_VECTORS=Ut.getParameter(Ut.MAX_FRAGMENT_UNIFORM_VECTORS),Lt.MAX_VARYING_VECTORS=Ut.getParameter(Ut.MAX_VARYING_VECTORS),Ut.getSupportedExtensions().forEach((function(e){Lt.SUPPORTED_EXTENSIONS[e]=!0})))}var Ot=function(){function e(){B(this,e),this.entity=null,this.primitive=null,this.primIndex=-1,this.pickSurfacePrecision=!1,this.touchInput=!1,this.snappedToEdge=!1,this.snappedToVertex=!1,this._origin=new Float64Array([0,0,0]),this._direction=new Float64Array([0,0,0]),this._indices=new Int32Array(3),this._localPos=new Float64Array([0,0,0]),this._worldPos=new Float64Array([0,0,0]),this._viewPos=new Float64Array([0,0,0]),this._canvasPos=new Int16Array([0,0]),this._snappedCanvasPos=new Int16Array([0,0]),this._bary=new Float64Array([0,0,0]),this._worldNormal=new Float64Array([0,0,0]),this._uv=new Float64Array([0,0]),this.reset()}return C(e,[{key:"canvasPos",get:function(){return this._gotCanvasPos?this._canvasPos:null},set:function(e){e?(this._canvasPos[0]=e[0],this._canvasPos[1]=e[1],this._gotCanvasPos=!0):this._gotCanvasPos=!1}},{key:"origin",get:function(){return this._gotOrigin?this._origin:null},set:function(e){e?(this._origin[0]=e[0],this._origin[1]=e[1],this._origin[2]=e[2],this._gotOrigin=!0):this._gotOrigin=!1}},{key:"direction",get:function(){return this._gotDirection?this._direction:null},set:function(e){e?(this._direction[0]=e[0],this._direction[1]=e[1],this._direction[2]=e[2],this._gotDirection=!0):this._gotDirection=!1}},{key:"indices",get:function(){return this.entity&&this._gotIndices?this._indices:null},set:function(e){e?(this._indices[0]=e[0],this._indices[1]=e[1],this._indices[2]=e[2],this._gotIndices=!0):this._gotIndices=!1}},{key:"localPos",get:function(){return this.entity&&this._gotLocalPos?this._localPos:null},set:function(e){e?(this._localPos[0]=e[0],this._localPos[1]=e[1],this._localPos[2]=e[2],this._gotLocalPos=!0):this._gotLocalPos=!1}},{key:"snappedCanvasPos",get:function(){return this._gotSnappedCanvasPos?this._snappedCanvasPos:null},set:function(e){e?(this._snappedCanvasPos[0]=e[0],this._snappedCanvasPos[1]=e[1],this._gotSnappedCanvasPos=!0):this._gotSnappedCanvasPos=!1}},{key:"worldPos",get:function(){return this._gotWorldPos?this._worldPos:null},set:function(e){e?(this._worldPos[0]=e[0],this._worldPos[1]=e[1],this._worldPos[2]=e[2],this._gotWorldPos=!0):this._gotWorldPos=!1}},{key:"viewPos",get:function(){return this.entity&&this._gotViewPos?this._viewPos:null},set:function(e){e?(this._viewPos[0]=e[0],this._viewPos[1]=e[1],this._viewPos[2]=e[2],this._gotViewPos=!0):this._gotViewPos=!1}},{key:"bary",get:function(){return this.entity&&this._gotBary?this._bary:null},set:function(e){e?(this._bary[0]=e[0],this._bary[1]=e[1],this._bary[2]=e[2],this._gotBary=!0):this._gotBary=!1}},{key:"worldNormal",get:function(){return this.entity&&this._gotWorldNormal?this._worldNormal:null},set:function(e){e?(this._worldNormal[0]=e[0],this._worldNormal[1]=e[1],this._worldNormal[2]=e[2],this._gotWorldNormal=!0):this._gotWorldNormal=!1}},{key:"uv",get:function(){return this.entity&&this._gotUV?this._uv:null},set:function(e){e?(this._uv[0]=e[0],this._uv[1]=e[1],this._gotUV=!0):this._gotUV=!1}},{key:"snapped",get:function(){return this.snappedToEdge||this.snappedToVertex}},{key:"reset",value:function(){this.entity=null,this.primIndex=-1,this.primitive=null,this.pickSurfacePrecision=!1,this._gotCanvasPos=!1,this._gotSnappedCanvasPos=!1,this._gotOrigin=!1,this._gotDirection=!1,this._gotIndices=!1,this._gotLocalPos=!1,this._gotWorldPos=!1,this._gotViewPos=!1,this._gotBary=!1,this._gotWorldNormal=!1,this._gotUV=!1,this.touchInput=!1,this.snappedToEdge=!1,this.snappedToVertex=!1}}]),e}(),Nt=function(){function e(t,i,r){if(B(this,e),this.allocated=!1,this.compiled=!1,this.handle=t.createShader(i),this.handle){if(this.allocated=!0,t.shaderSource(this.handle,r),t.compileShader(this.handle),this.compiled=t.getShaderParameter(this.handle,t.COMPILE_STATUS),!this.compiled&&!t.isContextLost()){for(var s=r.split("\n"),n=[],o=0;o<s.length;o++)n.push(o+1+": "+s[o]+"\n");this.errors=[],this.errors.push(""),this.errors.push(t.getShaderInfoLog(this.handle)),this.errors=this.errors.concat(n.join(""))}}else this.errors=["Failed to allocate"]}return C(e,[{key:"destroy",value:function(){}}]),e}(),Qt=C((function e(t,i){B(this,e),this.bindTexture=function(e,r){return!!e.bind(r)&&(t.uniform1i(i,r),!0)}})),Vt=function(){function e(t,i){B(this,e),this._gl=t,this.location=i}return C(e,[{key:"bindArrayBuffer",value:function(e){e&&(e.bind(),this._gl.enableVertexAttribArray(this.location),this._gl.vertexAttribPointer(this.location,e.itemSize,e.itemType,e.normalized,e.stride,e.offset))}}]),e}(),Ht=new G({});function jt(e){for(var t,i,r=[],s=0,n=e.length;s<n;s++)(i=(t=e[s]).indexOf("/"))>0&&"/"===t.charAt(i+1)&&(t=t.substring(0,i)),r.push(t);return r.join("\n")}function Gt(e){console.error(e.join("\n"))}var zt=function(){function e(t,i){B(this,e),this.id=Ht.addItem({}),this.source=i,this.init(t)}return C(e,[{key:"init",value:function(e){if(this.gl=e,this.allocated=!1,this.compiled=!1,this.linked=!1,this.validated=!1,this.errors=null,this.uniforms={},this.samplers={},this.attributes={},this._vertexShader=new Nt(e,e.VERTEX_SHADER,jt(this.source.vertex)),this._fragmentShader=new Nt(e,e.FRAGMENT_SHADER,jt(this.source.fragment)),!this._vertexShader.allocated)return this.errors=["Vertex shader failed to allocate"].concat(this._vertexShader.errors),void Gt(this.errors);if(!this._fragmentShader.allocated)return this.errors=["Fragment shader failed to allocate"].concat(this._fragmentShader.errors),void Gt(this.errors);if(this.allocated=!0,!this._vertexShader.compiled)return this.errors=["Vertex shader failed to compile"].concat(this._vertexShader.errors),void Gt(this.errors);if(!this._fragmentShader.compiled)return this.errors=["Fragment shader failed to compile"].concat(this._fragmentShader.errors),void Gt(this.errors);var t,i,r,s,n;if(this.compiled=!0,this.handle=e.createProgram(),this.handle){if(e.attachShader(this.handle,this._vertexShader.handle),e.attachShader(this.handle,this._fragmentShader.handle),e.linkProgram(this.handle),this.linked=e.getProgramParameter(this.handle,e.LINK_STATUS),this.validated=!0,!this.linked||!this.validated)return this.errors=[],this.errors.push(""),this.errors.push(e.getProgramInfoLog(this.handle)),this.errors.push("\nVertex shader:\n"),this.errors=this.errors.concat(this.source.vertex),this.errors.push("\nFragment shader:\n"),this.errors=this.errors.concat(this.source.fragment),void Gt(this.errors);var o=e.getProgramParameter(this.handle,e.ACTIVE_UNIFORMS);for(i=0;i<o;++i)(r=e.getActiveUniform(this.handle,i))&&("\0"===(s=r.name)[s.length-1]&&(s=s.substr(0,s.length-1)),n=e.getUniformLocation(this.handle,s),r.type===e.SAMPLER_2D||r.type===e.SAMPLER_CUBE||35682===r.type||e instanceof WebGL2RenderingContext&&(r.type===e.UNSIGNED_INT_SAMPLER_2D||r.type===e.INT_SAMPLER_2D)?this.samplers[s]=new Qt(e,n):this.uniforms[s]=n);var a=e.getProgramParameter(this.handle,e.ACTIVE_ATTRIBUTES);for(i=0;i<a;i++)(t=e.getActiveAttrib(this.handle,i))&&(n=e.getAttribLocation(this.handle,t.name),this.attributes[t.name]=new Vt(e,n));this.allocated=!0}else this.errors=["Failed to allocate program"]}},{key:"bind",value:function(){this.allocated&&this.gl.useProgram(this.handle)}},{key:"getLocation",value:function(e){if(this.allocated)return this.uniforms[e]}},{key:"getAttribute",value:function(e){if(this.allocated)return this.attributes[e]}},{key:"bindTexture",value:function(e,t,i){if(!this.allocated)return!1;var r=this.samplers[e];return!!r&&r.bindTexture(t,i)}},{key:"destroy",value:function(){this.allocated&&(Ht.removeItem(this.id),this.gl.deleteProgram(this.handle),this.gl.deleteShader(this._vertexShader.handle),this.gl.deleteShader(this._fragmentShader.handle),this.handle=null,this.attributes=null,this.uniforms=null,this.samplers=null,this.allocated=!1)}}]),e}(),Wt=function(){function e(t,i,r,s,n,o,a,l,u){switch(B(this,e),this._gl=t,this.type=i,this.allocated=!1,r.constructor){case Uint8Array:this.itemType=t.UNSIGNED_BYTE,this.itemByteSize=1;break;case Int8Array:this.itemType=t.BYTE,this.itemByteSize=1;break;case Uint16Array:this.itemType=t.UNSIGNED_SHORT,this.itemByteSize=2;break;case Int16Array:this.itemType=t.SHORT,this.itemByteSize=2;break;case Uint32Array:this.itemType=t.UNSIGNED_INT,this.itemByteSize=4;break;case Int32Array:this.itemType=t.INT,this.itemByteSize=4;break;default:this.itemType=t.FLOAT,this.itemByteSize=4}this.usage=o,this.length=0,this.dataLength=s,this.numItems=0,this.itemSize=n,this.normalized=!!a,this.stride=l||0,this.offset=u||0,this._allocate(r)}return C(e,[{key:"_allocate",value:function(e){if(this.allocated=!1,this._handle=this._gl.createBuffer(),!this._handle)throw"Failed to allocate WebGL ArrayBuffer";this._handle&&(this._gl.bindBuffer(this.type,this._handle),this._gl.bufferData(this.type,e.length>this.dataLength?e.slice(0,this.dataLength):e,this.usage),this._gl.bindBuffer(this.type,null),this.length=e.length,this.numItems=this.length/this.itemSize,this.allocated=!0)}},{key:"setData",value:function(e,t){this.allocated&&(e.length+(t||0)>this.length?(this.destroy(),this._allocate(e)):(this._gl.bindBuffer(this.type,this._handle),t||0===t?this._gl.bufferSubData(this.type,t*this.itemByteSize,e):this._gl.bufferData(this.type,e,this.usage),this._gl.bindBuffer(this.type,null)))}},{key:"bind",value:function(){this.allocated&&this._gl.bindBuffer(this.type,this._handle)}},{key:"unbind",value:function(){this.allocated&&this._gl.bindBuffer(this.type,null)}},{key:"destroy",value:function(){this.allocated&&(this._gl.deleteBuffer(this._handle),this._handle=null,this.allocated=!1)}}]),e}(),Kt=function(){function e(t,i){B(this,e),this.scene=t,this.aabb=re.AABB3(),this.origin=re.vec3(i),this.originHash=this.origin.join(),this.numMarkers=0,this.markers={},this.markerList=[],this.markerIndices={},this.positions=[],this.indices=[],this.positionsBuf=null,this.lenPositionsBuf=0,this.indicesBuf=null,this.sectionPlanesActive=[],this.culledBySectionPlanes=!1,this.occlusionTestList=[],this.lenOcclusionTestList=0,this.pixels=[],this.aabbDirty=!1,this.markerListDirty=!1,this.positionsDirty=!0,this.occlusionTestListDirty=!1}return C(e,[{key:"addMarker",value:function(e){this.markers[e.id]=e,this.markerListDirty=!0,this.numMarkers++}},{key:"markerWorldPosUpdated",value:function(e){if(this.markers[e.id]){var t=this.markerIndices[e.id];this.positions[3*t+0]=e.worldPos[0],this.positions[3*t+1]=e.worldPos[1],this.positions[3*t+2]=e.worldPos[2],this.positionsDirty=!0}}},{key:"removeMarker",value:function(e){delete this.markers[e.id],this.markerListDirty=!0,this.numMarkers--}},{key:"update",value:function(){this.markerListDirty&&(this._buildMarkerList(),this.markerListDirty=!1,this.positionsDirty=!0,this.occlusionTestListDirty=!0),this.positionsDirty&&(this._buildPositions(),this.positionsDirty=!1,this.aabbDirty=!0,this.vbosDirty=!0),this.aabbDirty&&(this._buildAABB(),this.aabbDirty=!1),this.vbosDirty&&(this._buildVBOs(),this.vbosDirty=!1),this.occlusionTestListDirty&&this._buildOcclusionTestList(),this._updateActiveSectionPlanes()}},{key:"_buildMarkerList",value:function(){for(var e in this.numMarkers=0,this.markers)this.markers.hasOwnProperty(e)&&(this.markerList[this.numMarkers]=this.markers[e],this.markerIndices[e]=this.numMarkers,this.numMarkers++);this.markerList.length=this.numMarkers}},{key:"_buildPositions",value:function(){for(var e=0,t=0;t<this.numMarkers;t++)if(this.markerList[t]){var i=this.markerList[t].rtcPos;this.positions[e++]=i[0],this.positions[e++]=i[1],this.positions[e++]=i[2],this.indices[t]=t}this.positions.length=3*this.numMarkers,this.indices.length=this.numMarkers}},{key:"_buildAABB",value:function(){var e=this.aabb;re.collapseAABB3(e),re.expandAABB3Points3(e,this.positions);var t=this.origin;e[0]+=t[0],e[1]+=t[1],e[2]+=t[2],e[3]+=t[0],e[4]+=t[1],e[5]+=t[2]}},{key:"_buildVBOs",value:function(){if(this.positionsBuf){if(this.lenPositionsBuf===this.positions.length)return void this.positionsBuf.setData(new Float32Array(this.positions));this.positionsBuf.destroy(),this.positionsBuf=null,this.indicesBuf.destroy(),this.indicesBuf=null}var e=this.scene.canvas.gl,t=3*this.numMarkers,i=this.numMarkers;this.positionsBuf=new Wt(e,e.ARRAY_BUFFER,new Float32Array(this.positions),t,3,e.STATIC_DRAW),this.indicesBuf=new Wt(e,e.ELEMENT_ARRAY_BUFFER,new Uint16Array(this.indices),i,1,e.STATIC_DRAW),this.lenPositionsBuf=this.positions.length}},{key:"_buildOcclusionTestList",value:function(){var e=this.scene.canvas,t=this.scene.camera.perspective.near,i=e.boundary,r=i[2],s=i[3],n=0;this.lenOcclusionTestList=0;for(var o=0;o<this.numMarkers;o++){var a=this.markerList[o];if(a.viewPos[2]>-t)a._setVisible(!1);else{var l=a.canvasPos,u=l[0],c=l[1];u+10<0||c+10<0||u-10>r||c-10>s?a._setVisible(!1):!a.entity||a.entity.visible?a.occludable?(this.occlusionTestList[this.lenOcclusionTestList++]=a,this.pixels[n++]=u,this.pixels[n++]=c):a._setVisible(!0):a._setVisible(!1)}}}},{key:"_updateActiveSectionPlanes",value:function(){var e=this.scene._sectionPlanesState.sectionPlanes,t=e.length;if(t>0)for(var i=0;i<t;i++){var r=e[i];if(r.active){var s=re.planeAABB3Intersect(r.dir,r.dist,this.aabb);if(-1===s)return void(this.culledBySectionPlanes=!0);var n=0===s;this.sectionPlanesActive[i]=n}else this.sectionPlanesActive[i]=!1}this.culledBySectionPlanes=!1}},{key:"destroy",value:function(){this.markers={},this.markerList.length=0,this.positionsBuf&&this.positionsBuf.destroy(),this.indicesBuf&&this.indicesBuf.destroy()}}]),e}(),Xt=re.vec3([1,0,0]),Jt=re.vec3(),Yt=function(){function e(t,i){var r=this;B(this,e),this._scene=t,this._renderBufferManager=i,this._occlusionLayers={},this._occlusionLayersList=[],this._occlusionLayersListDirty=!1,this._shaderSource=null,this._program=null,this._shaderSourceHash=null,this._shaderSourceDirty=!0,this._programDirty=!1,this._markersToOcclusionLayersMap={},this._onCameraViewMatrix=t.camera.on("viewMatrix",(function(){r._occlusionTestListDirty=!0})),this._onCameraProjMatrix=t.camera.on("projMatrix",(function(){r._occlusionTestListDirty=!0})),this._onCanvasBoundary=t.canvas.on("boundary",(function(){r._occlusionTestListDirty=!0}))}return C(e,[{key:"addMarker",value:function(e){var t=e.origin.join(),i=this._occlusionLayers[t];i||(i=new Kt(this._scene,e.origin),this._occlusionLayers[i.originHash]=i,this._occlusionLayersListDirty=!0),i.addMarker(e),this._markersToOcclusionLayersMap[e.id]=i,this._occlusionTestListDirty=!0}},{key:"markerWorldPosUpdated",value:function(e){var t=this._markersToOcclusionLayersMap[e.id];if(t){var i=e.origin.join();if(i!==t.originHash){1===t.numMarkers?(t.destroy(),delete this._occlusionLayers[t.originHash],this._occlusionLayersListDirty=!0):t.removeMarker(e);var r=this._occlusionLayers[i];r||(r=new Kt(this._scene,e.origin),this._occlusionLayers[i]=r,this._occlusionLayersListDirty=!0),r.addMarker(e),this._markersToOcclusionLayersMap[e.id]=r}else t.markerWorldPosUpdated(e)}}},{key:"removeMarker",value:function(e){var t=e.origin.join(),i=this._occlusionLayers[t];i&&(1===i.numMarkers?(i.destroy(),delete this._occlusionLayers[i.originHash],this._occlusionLayersListDirty=!0):i.removeMarker(e),delete this._markersToOcclusionLayersMap[e.id])}},{key:"needOcclusionTest",get:function(){return this._occlusionTestListDirty}},{key:"bindRenderBuf",value:function(){var e=[this._scene.canvas.canvas.id,this._scene._sectionPlanesState.getHash()].join(";");if(e!==this._shaderSourceHash&&(this._shaderSourceHash=e,this._shaderSourceDirty=!0),this._shaderSourceDirty&&(this._buildShaderSource(),this._shaderSourceDirty=!1,this._programDirty=!0),this._programDirty&&(this._buildProgram(),this._programDirty=!1,this._occlusionTestListDirty=!0),this._occlusionLayersListDirty&&(this._buildOcclusionLayersList(),this._occlusionLayersListDirty=!1),this._occlusionTestListDirty){for(var t=0,i=this._occlusionLayersList.length;t<i;t++){this._occlusionLayersList[t].occlusionTestListDirty=!0}this._occlusionTestListDirty=!1}this._readPixelBuf=this._renderBufferManager.getRenderBuffer("occlusionReadPix"),this._readPixelBuf.bind(),this._readPixelBuf.clear()}},{key:"_buildOcclusionLayersList",value:function(){var e=0;for(var t in this._occlusionLayers)this._occlusionLayers.hasOwnProperty(t)&&(this._occlusionLayersList[e++]=this._occlusionLayers[t]);this._occlusionLayersList.length=e}},{key:"_buildShaderSource",value:function(){this._shaderSource={vertex:this._buildVertexShaderSource(),fragment:this._buildFragmentShaderSource()}}},{key:"_buildVertexShaderSource",value:function(){var e=this._scene,t=e._sectionPlanesState.sectionPlanes.length>0,i=[];return i.push("#version 300 es"),i.push("// OcclusionTester vertex shader"),i.push("in vec3 position;"),i.push("uniform mat4 modelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&i.push("out vec4 vWorldPosition;"),i.push("void main(void) {"),i.push("vec4 worldPosition = vec4(position, 1.0); "),i.push("   vec4 viewPosition = viewMatrix * worldPosition;"),t&&i.push("   vWorldPosition = worldPosition;"),i.push("   vec4 clipPos = projMatrix * viewPosition;"),i.push("   gl_PointSize = 20.0;"),e.logarithmicDepthBufferEnabled?i.push("vFragDepth = 1.0 + clipPos.w;"):e.markerZOffset<0&&i.push("clipPos.z += "+e.markerZOffset+";"),i.push("   gl_Position = clipPos;"),i.push("}"),i}},{key:"_buildFragmentShaderSource",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.sectionPlanes.length>0,r=[];if(r.push("#version 300 es"),r.push("// OcclusionTester fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;");for(var s=0;s<t.sectionPlanes.length;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  float dist = 0.0;");for(var n=0;n<t.sectionPlanes.length;n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("   outColor = vec4(1.0, 0.0, 0.0, 1.0); "),r.push("}"),r}},{key:"_buildProgram",value:function(){this._program&&this._program.destroy();var e=this._scene,t=e.canvas.gl,i=e._sectionPlanesState;if(this._program=new zt(t,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var r=this._program;this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,n=i.sectionPlanes.length;s<n;s++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+s),pos:r.getLocation("sectionPlanePos"+s),dir:r.getLocation("sectionPlaneDir"+s)});this._aPosition=r.getAttribute("position"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC"))}}},{key:"drawMarkers",value:function(){var e=this._scene,t=e.canvas.gl,i=this._program,r=e._sectionPlanesState,s=e.camera,n=e.camera.project;if(i.bind(),t.uniformMatrix4fv(this._uProjMatrix,!1,s._project._state.matrix),e.logarithmicDepthBufferEnabled){var o=2/(Math.log(n.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,o)}for(var a=0,l=this._occlusionLayersList.length;a<l;a++){var u=this._occlusionLayersList[a];if(u.update(),!u.culledBySectionPlanes){var c=u.origin;t.uniformMatrix4fv(this._uViewMatrix,!1,He(s.viewMatrix,c));var A=r.sectionPlanes.length;if(A>0)for(var h=r.sectionPlanes,d=0;d<A;d++){var p=this._uSectionPlanes[d];if(p){var f=u.sectionPlanesActive[d];if(t.uniform1i(p.active,f?1:0),f){var v=h[d];t.uniform3fv(p.pos,We(v.dist,v.dir,c,Jt)),t.uniform3fv(p.dir,v.dir)}}}this._aPosition.bindArrayBuffer(u.positionsBuf);var g=u.indicesBuf;g.bind(),t.drawElements(t.POINTS,g.numItems,g.itemType,0)}}}},{key:"doOcclusionTest",value:function(){for(var e=this._scene.canvas.resolutionScale,t=255*Xt[0],i=255*Xt[1],r=255*Xt[2],s=0,n=this._occlusionLayersList.length;s<n;s++)for(var o=this._occlusionLayersList[s],a=0;a<o.lenOcclusionTestList;a++){var l=o.occlusionTestList[a],u=2*a,c=this._readPixelBuf.read(Math.round(o.pixels[u]*e),Math.round(o.pixels[u+1]*e)),A=c[0]===t&&c[1]===i&&c[2]===r;l._setVisible(A)}}},{key:"unbindRenderBuf",value:function(){this._readPixelBuf.unbind()}},{key:"destroy",value:function(){if(!this.destroyed){for(var e=0,t=this._occlusionLayersList.length;e<t;e++){this._occlusionLayersList[e].destroy()}this._program&&this._program.destroy(),this._scene.camera.off(this._onCameraViewMatrix),this._scene.camera.off(this._onCameraProjMatrix),this._scene.canvas.off(this._onCanvasBoundary),this.destroyed=!0}}}]),e}(),Zt=re.vec2(),qt=function(){function e(t){B(this,e),this._scene=t,this._numSamples=null,this._program=null,this._programError=!1,this._aPosition=null,this._aUV=null,this._uDepthTexture="uDepthTexture",this._uCameraNear=null,this._uCameraFar=null,this._uCameraProjectionMatrix=null,this._uCameraInverseProjectionMatrix=null,this._uScale=null,this._uIntensity=null,this._uBias=null,this._uKernelRadius=null,this._uMinResolution=null,this._uRandomSeed=null,this._uvBuf=null,this._positionsBuf=null,this._indicesBuf=null}return C(e,[{key:"render",value:function(e){var t=this;if(this._build(),!this._programError){this._getInverseProjectMat||(this._getInverseProjectMat=function(){var e=!0;t._scene.camera.on("projMatrix",(function(){e=!0}));var i=re.mat4();return function(){return e&&re.inverseMat4(s.camera.projMatrix,i),i}}());var i=this._scene.canvas.gl,r=this._program,s=this._scene,n=s.sao,o=i.drawingBufferWidth,a=i.drawingBufferHeight,l=s.camera.project._state,u=l.near,c=l.far,A=l.matrix,h=this._getInverseProjectMat(),d=Math.random(),p="perspective"===s.camera.projection;Zt[0]=o,Zt[1]=a,i.viewport(0,0,o,a),i.clearColor(0,0,0,1),i.disable(i.DEPTH_TEST),i.disable(i.BLEND),i.frontFace(i.CCW),i.clear(i.COLOR_BUFFER_BIT),r.bind(),i.uniform1f(this._uCameraNear,u),i.uniform1f(this._uCameraFar,c),i.uniformMatrix4fv(this._uCameraProjectionMatrix,!1,A),i.uniformMatrix4fv(this._uCameraInverseProjectionMatrix,!1,h),i.uniform1i(this._uPerspective,p),i.uniform1f(this._uScale,n.scale*(c/5)),i.uniform1f(this._uIntensity,n.intensity),i.uniform1f(this._uBias,n.bias),i.uniform1f(this._uKernelRadius,n.kernelRadius),i.uniform1f(this._uMinResolution,n.minResolution),i.uniform2fv(this._uViewport,Zt),i.uniform1f(this._uRandomSeed,d);var f=e.getDepthTexture();r.bindTexture(this._uDepthTexture,f,0),this._aUV.bindArrayBuffer(this._uvBuf),this._aPosition.bindArrayBuffer(this._positionsBuf),this._indicesBuf.bind(),i.drawElements(i.TRIANGLES,this._indicesBuf.numItems,this._indicesBuf.itemType,0)}}},{key:"_build",value:function(){var e=!1,t=this._scene.sao;if(t.numSamples!==this._numSamples&&(this._numSamples=Math.floor(t.numSamples),e=!0),e){var i=this._scene.canvas.gl;if(this._program&&(this._program.destroy(),this._program=null),this._program=new zt(i,{vertex:["#version 300 es\n                    precision highp float;\n                    precision highp int;\n                    \n                    in vec3 aPosition;\n                    in vec2 aUV;            \n                    \n                    out vec2 vUV;\n                    \n                    void main () {\n                        gl_Position = vec4(aPosition, 1.0);\n                        vUV = aUV;\n                    }"],fragment:["#version 300 es      \n                precision highp float;\n                precision highp int;           \n                \n                #define NORMAL_TEXTURE 0\n                #define PI 3.14159265359\n                #define PI2 6.28318530718\n                #define EPSILON 1e-6\n                #define NUM_SAMPLES ".concat(this._numSamples,"\n                #define NUM_RINGS 4              \n            \n                in vec2        vUV;\n            \n                uniform sampler2D   uDepthTexture;\n               \n                uniform float       uCameraNear;\n                uniform float       uCameraFar;\n                uniform mat4        uProjectMatrix;\n                uniform mat4        uInverseProjectMatrix;\n                \n                uniform bool        uPerspective;\n\n                uniform float       uScale;\n                uniform float       uIntensity;\n                uniform float       uBias;\n                uniform float       uKernelRadius;\n                uniform float       uMinResolution;\n                uniform vec2        uViewport;\n                uniform float       uRandomSeed;\n\n                float pow2( const in float x ) { return x*x; }\n                \n                highp float rand( const in vec2 uv ) {\n                    const highp float a = 12.9898, b = 78.233, c = 43758.5453;\n                    highp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n                    return fract(sin(sn) * c);\n                }\n\n                vec3 packNormalToRGB( const in vec3 normal ) {\n                    return normalize( normal ) * 0.5 + 0.5;\n                }\n\n                vec3 unpackRGBToNormal( const in vec3 rgb ) {\n                    return 2.0 * rgb.xyz - 1.0;\n                }\n\n                const float packUpscale = 256. / 255.;\n                const float unpackDownScale = 255. / 256.; \n\n                const vec3 packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\n                const vec4 unPackFactors = unpackDownScale / vec4( packFactors, 1. );   \n\n                const float shiftRights = 1. / 256.;\n\n                vec4 packFloatToRGBA( const in float v ) {\n                    vec4 r = vec4( fract( v * packFactors ), v );\n                    r.yzw -= r.xyz * shiftRights; \n                    return r * packUpscale;\n                }\n\n                float unpackRGBAToFloat( const in vec4 v ) {                   \n                    return dot( floor( v * 255.0 + 0.5 ) / 255.0, unPackFactors );\n                }\n                \n                float perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n                    return ( near * far ) / ( ( far - near ) * invClipZ - far );\n                }\n\n                float orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n                    return linearClipZ * ( near - far ) - near;\n                }\n                \n                float getDepth( const in vec2 screenPosition ) {\n                    return vec4(texture(uDepthTexture, screenPosition)).r;\n                }\n\n                float getViewZ( const in float depth ) {\n                     if (uPerspective) {\n                         return perspectiveDepthToViewZ( depth, uCameraNear, uCameraFar );\n                     } else {\n                        return orthographicDepthToViewZ( depth, uCameraNear, uCameraFar );\n                     }\n                }\n\n                vec3 getViewPos( const in vec2 screenPos, const in float depth, const in float viewZ ) {\n                \tfloat clipW = uProjectMatrix[2][3] * viewZ + uProjectMatrix[3][3];\n                \tvec4 clipPosition = vec4( ( vec3( screenPos, depth ) - 0.5 ) * 2.0, 1.0 );\n                \tclipPosition *= clipW; \n                \treturn ( uInverseProjectMatrix * clipPosition ).xyz;\n                }\n\n                vec3 getViewNormal( const in vec3 viewPosition, const in vec2 screenPos ) {               \n                    return normalize( cross( dFdx( viewPosition ), dFdy( viewPosition ) ) );\n                }\n\n                float scaleDividedByCameraFar;\n                float minResolutionMultipliedByCameraFar;\n\n                float getOcclusion( const in vec3 centerViewPosition, const in vec3 centerViewNormal, const in vec3 sampleViewPosition ) {\n                \tvec3 viewDelta = sampleViewPosition - centerViewPosition;\n                \tfloat viewDistance = length( viewDelta );\n                \tfloat scaledScreenDistance = scaleDividedByCameraFar * viewDistance;\n                \treturn max(0.0, (dot(centerViewNormal, viewDelta) - minResolutionMultipliedByCameraFar) / scaledScreenDistance - uBias) / (1.0 + pow2( scaledScreenDistance ) );\n                }\n\n                const float ANGLE_STEP = PI2 * float( NUM_RINGS ) / float( NUM_SAMPLES );\n                const float INV_NUM_SAMPLES = 1.0 / float( NUM_SAMPLES );\n\n                float getAmbientOcclusion( const in vec3 centerViewPosition ) {\n            \n                \tscaleDividedByCameraFar = uScale / uCameraFar;\n                \tminResolutionMultipliedByCameraFar = uMinResolution * uCameraFar;\n                \tvec3 centerViewNormal = getViewNormal( centerViewPosition, vUV );\n\n                \tfloat angle = rand( vUV + uRandomSeed ) * PI2;\n                \tvec2 radius = vec2( uKernelRadius * INV_NUM_SAMPLES ) / uViewport;\n                \tvec2 radiusStep = radius;\n\n                \tfloat occlusionSum = 0.0;\n                \tfloat weightSum = 0.0;\n\n                \tfor( int i = 0; i < NUM_SAMPLES; i ++ ) {\n                \t\tvec2 sampleUv = vUV + vec2( cos( angle ), sin( angle ) ) * radius;\n                \t\tradius += radiusStep;\n                \t\tangle += ANGLE_STEP;\n\n                \t\tfloat sampleDepth = getDepth( sampleUv );\n                \t\tif( sampleDepth >= ( 1.0 - EPSILON ) ) {\n                \t\t\tcontinue;\n                \t\t}\n\n                \t\tfloat sampleViewZ = getViewZ( sampleDepth );\n                \t\tvec3 sampleViewPosition = getViewPos( sampleUv, sampleDepth, sampleViewZ );\n                \t\tocclusionSum += getOcclusion( centerViewPosition, centerViewNormal, sampleViewPosition );\n                \t\tweightSum += 1.0;\n                \t}\n\n                \tif( weightSum == 0.0 ) discard;\n\n                \treturn occlusionSum * ( uIntensity / weightSum );\n                }\n\n                out vec4 outColor;\n   \n                void main() {\n                \n                \tfloat centerDepth = getDepth( vUV );\n                \t\n                \tif( centerDepth >= ( 1.0 - EPSILON ) ) {\n                \t\tdiscard;\n                \t}\n\n                \tfloat centerViewZ = getViewZ( centerDepth );\n                \tvec3 viewPosition = getViewPos( vUV, centerDepth, centerViewZ );\n\n                \tfloat ambientOcclusion = getAmbientOcclusion( viewPosition );\n                \n                \toutColor = packFloatToRGBA(  1.0- ambientOcclusion );\n                }")]}),this._program.errors)return console.error(this._program.errors.join("\n")),void(this._programError=!0);var r=new Float32Array([1,1,0,1,0,0,1,0]),s=new Float32Array([1,1,0,-1,1,0,-1,-1,0,1,-1,0]),n=new Uint32Array([0,1,2,0,2,3]);this._positionsBuf=new Wt(i,i.ARRAY_BUFFER,s,s.length,3,i.STATIC_DRAW),this._uvBuf=new Wt(i,i.ARRAY_BUFFER,r,r.length,2,i.STATIC_DRAW),this._indicesBuf=new Wt(i,i.ELEMENT_ARRAY_BUFFER,n,n.length,1,i.STATIC_DRAW),this._program.bind(),this._uCameraNear=this._program.getLocation("uCameraNear"),this._uCameraFar=this._program.getLocation("uCameraFar"),this._uCameraProjectionMatrix=this._program.getLocation("uProjectMatrix"),this._uCameraInverseProjectionMatrix=this._program.getLocation("uInverseProjectMatrix"),this._uPerspective=this._program.getLocation("uPerspective"),this._uScale=this._program.getLocation("uScale"),this._uIntensity=this._program.getLocation("uIntensity"),this._uBias=this._program.getLocation("uBias"),this._uKernelRadius=this._program.getLocation("uKernelRadius"),this._uMinResolution=this._program.getLocation("uMinResolution"),this._uViewport=this._program.getLocation("uViewport"),this._uRandomSeed=this._program.getLocation("uRandomSeed"),this._aPosition=this._program.getAttribute("aPosition"),this._aUV=this._program.getAttribute("aUV"),this._dirty=!1}}},{key:"destroy",value:function(){this._program&&(this._program.destroy(),this._program=null)}}]),e}(),$t=new Float32Array(ni(17,[0,1])),ei=new Float32Array(ni(17,[1,0])),ti=new Float32Array(function(e,t){for(var i=[],r=0;r<=e;r++)i.push(si(r,t));return i}(17,4)),ii=new Float32Array(2),ri=function(){function e(t){B(this,e),this._scene=t,this._program=null,this._programError=!1,this._aPosition=null,this._aUV=null,this._uDepthTexture="uDepthTexture",this._uOcclusionTexture="uOcclusionTexture",this._uViewport=null,this._uCameraNear=null,this._uCameraFar=null,this._uCameraProjectionMatrix=null,this._uCameraInverseProjectionMatrix=null,this._uvBuf=null,this._positionsBuf=null,this._indicesBuf=null,this.init()}return C(e,[{key:"init",value:function(){var e=this._scene.canvas.gl;if(this._program=new zt(e,{vertex:["#version 300 es\n                precision highp float;\n                precision highp int;\n                    \n                in vec3 aPosition;\n                in vec2 aUV;\n                uniform vec2 uViewport;\n                out vec2 vUV;\n                out vec2 vInvSize;\n                void main () {\n                    vUV = aUV;\n                    vInvSize = 1.0 / uViewport;\n                    gl_Position = vec4(aPosition, 1.0);\n                }"],fragment:["#version 300 es\n                precision highp float;\n                precision highp int;\n                    \n                #define PI 3.14159265359\n                #define PI2 6.28318530718\n                #define EPSILON 1e-6\n\n                #define KERNEL_RADIUS ".concat(16,"\n\n                in vec2        vUV;\n                in vec2        vInvSize;\n            \n                uniform sampler2D   uDepthTexture;\n                uniform sampler2D   uOcclusionTexture;              \n               \n                uniform float       uCameraNear;\n                uniform float       uCameraFar;               \n                uniform float       uDepthCutoff;\n\n                uniform vec2        uSampleOffsets[ KERNEL_RADIUS + 1 ];\n                uniform float       uSampleWeights[ KERNEL_RADIUS + 1 ];\n\n                const float         unpackDownscale = 255. / 256.; \n\n                const vec3          packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\n                const vec4          unpackFactors = unpackDownscale / vec4( packFactors, 1. );   \n\n                const float packUpscale = 256. / 255.;\n       \n                const float shiftRights = 1. / 256.;\n                \n                float unpackRGBAToFloat( const in vec4 v ) {\n                    return dot( floor( v * 255.0 + 0.5 ) / 255.0, unpackFactors );\n                }               \n\n                vec4 packFloatToRGBA( const in float v ) {\n                    vec4 r = vec4( fract( v * packFactors ), v );\n                    r.yzw -= r.xyz * shiftRights; \n                    return r * packUpscale;\n                }\n\n                float viewZToOrthographicDepth( const in float viewZ) {\n                    return ( viewZ + uCameraNear ) / ( uCameraNear - uCameraFar );\n                }\n              \n                float orthographicDepthToViewZ( const in float linearClipZ) {\n                    return linearClipZ * ( uCameraNear - uCameraFar ) - uCameraNear;\n                }\n\n                float viewZToPerspectiveDepth( const in float viewZ) {\n                    return (( uCameraNear + viewZ ) * uCameraFar ) / (( uCameraFar - uCameraNear ) * viewZ );\n                }\n                \n                float perspectiveDepthToViewZ( const in float invClipZ) {\n                    return ( uCameraNear * uCameraFar ) / ( ( uCameraFar - uCameraNear ) * invClipZ - uCameraFar );\n                }\n\n                float getDepth( const in vec2 screenPosition ) {\n                    return vec4(texture(uDepthTexture, screenPosition)).r;\n                }\n\n                float getViewZ( const in float depth ) {\n                     return perspectiveDepthToViewZ( depth );\n                }\n\n                out vec4 outColor;\n        \n                void main() {\n                \n                    float depth = getDepth( vUV );\n                    if( depth >= ( 1.0 - EPSILON ) ) {\n                        discard;\n                    }\n\n                    float centerViewZ = -getViewZ( depth );\n                    bool rBreak = false;\n                    bool lBreak = false;\n\n                    float weightSum = uSampleWeights[0];\n                    float occlusionSum = unpackRGBAToFloat(texture( uOcclusionTexture, vUV )) * weightSum;\n\n                    for( int i = 1; i <= KERNEL_RADIUS; i ++ ) {\n\n                        float sampleWeight = uSampleWeights[i];\n                        vec2 sampleUVOffset = uSampleOffsets[i] * vInvSize;\n\n                        vec2 sampleUV = vUV + sampleUVOffset;\n                        float viewZ = -getViewZ( getDepth( sampleUV ) );\n\n                        if( abs( viewZ - centerViewZ ) > uDepthCutoff ) {\n                            rBreak = true;\n                        }\n\n                        if( ! rBreak ) {\n                            occlusionSum += unpackRGBAToFloat(texture( uOcclusionTexture, sampleUV )) * sampleWeight;\n                            weightSum += sampleWeight;\n                        }\n\n                        sampleUV = vUV - sampleUVOffset;\n                        viewZ = -getViewZ( getDepth( sampleUV ) );\n\n                        if( abs( viewZ - centerViewZ ) > uDepthCutoff ) {\n                            lBreak = true;\n                        }\n\n                        if( ! lBreak ) {\n                            occlusionSum += unpackRGBAToFloat(texture( uOcclusionTexture, sampleUV )) * sampleWeight;\n                            weightSum += sampleWeight;\n                        }\n                    }\n\n                    outColor = packFloatToRGBA(occlusionSum / weightSum);\n                }")]}),this._program.errors)return console.error(this._program.errors.join("\n")),void(this._programError=!0);var t=new Float32Array([1,1,0,1,0,0,1,0]),i=new Float32Array([1,1,0,-1,1,0,-1,-1,0,1,-1,0]),r=new Uint32Array([0,1,2,0,2,3]);this._positionsBuf=new Wt(e,e.ARRAY_BUFFER,i,i.length,3,e.STATIC_DRAW),this._uvBuf=new Wt(e,e.ARRAY_BUFFER,t,t.length,2,e.STATIC_DRAW),this._indicesBuf=new Wt(e,e.ELEMENT_ARRAY_BUFFER,r,r.length,1,e.STATIC_DRAW),this._program.bind(),this._uViewport=this._program.getLocation("uViewport"),this._uCameraNear=this._program.getLocation("uCameraNear"),this._uCameraFar=this._program.getLocation("uCameraFar"),this._uDepthCutoff=this._program.getLocation("uDepthCutoff"),this._uSampleOffsets=e.getUniformLocation(this._program.handle,"uSampleOffsets"),this._uSampleWeights=e.getUniformLocation(this._program.handle,"uSampleWeights"),this._aPosition=this._program.getAttribute("aPosition"),this._aUV=this._program.getAttribute("aUV")}},{key:"render",value:function(e,t,i){var r=this;if(!this._programError){this._getInverseProjectMat||(this._getInverseProjectMat=function(){var e=!0;r._scene.camera.on("projMatrix",(function(){e=!0}));var t=re.mat4();return function(){return e&&re.inverseMat4(o.camera.projMatrix,t),t}}());var s=this._scene.canvas.gl,n=this._program,o=this._scene,a=s.drawingBufferWidth,l=s.drawingBufferHeight,u=o.camera.project._state,c=u.near,A=u.far;s.viewport(0,0,a,l),s.clearColor(0,0,0,1),s.enable(s.DEPTH_TEST),s.disable(s.BLEND),s.frontFace(s.CCW),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT),n.bind(),ii[0]=a,ii[1]=l,s.uniform2fv(this._uViewport,ii),s.uniform1f(this._uCameraNear,c),s.uniform1f(this._uCameraFar,A),s.uniform1f(this._uDepthCutoff,.01),0===i?s.uniform2fv(this._uSampleOffsets,ei):s.uniform2fv(this._uSampleOffsets,$t),s.uniform1fv(this._uSampleWeights,ti);var h=e.getDepthTexture(),d=t.getTexture();n.bindTexture(this._uDepthTexture,h,0),n.bindTexture(this._uOcclusionTexture,d,1),this._aUV.bindArrayBuffer(this._uvBuf),this._aPosition.bindArrayBuffer(this._positionsBuf),this._indicesBuf.bind(),s.drawElements(s.TRIANGLES,this._indicesBuf.numItems,this._indicesBuf.itemType,0)}}},{key:"destroy",value:function(){this._program.destroy()}}]),e}();function si(e,t){return Math.exp(-e*e/(t*t*2))/(Math.sqrt(2*Math.PI)*t)}function ni(e,t){for(var i=[],r=0;r<=e;r++)i.push(t[0]*r),i.push(t[1]*r);return i}var oi=function(){function e(t,i,r){B(this,e),r=r||{},this.gl=i,this.allocated=!1,this.canvas=t,this.buffer=null,this.bound=!1,this.size=r.size,this._hasDepthTexture=!!r.depthTexture}return C(e,[{key:"setSize",value:function(e){this.size=e}},{key:"webglContextRestored",value:function(e){this.gl=e,this.buffer=null,this.allocated=!1,this.bound=!1}},{key:"bind",value:function(){if(this._touch.apply(this,arguments),!this.bound){var e=this.gl;e.bindFramebuffer(e.FRAMEBUFFER,this.buffer.framebuf),this.bound=!0}}},{key:"createTexture",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,r=this.gl,s=r.createTexture();return r.bindTexture(r.TEXTURE_2D,s),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MIN_FILTER,r.NEAREST),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MAG_FILTER,r.NEAREST),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_S,r.CLAMP_TO_EDGE),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_T,r.CLAMP_TO_EDGE),i?r.texStorage2D(r.TEXTURE_2D,1,i,e,t):r.texImage2D(r.TEXTURE_2D,0,r.RGBA,e,t,0,r.RGBA,r.UNSIGNED_BYTE,null),s}},{key:"_touch",value:function(){var e,t,i=this,r=this.gl;if(this.size?(e=this.size[0],t=this.size[1]):(e=r.drawingBufferWidth,t=r.drawingBufferHeight),this.buffer){if(this.buffer.width===e&&this.buffer.height===t)return;this.buffer.textures.forEach((function(e){return r.deleteTexture(e)})),r.deleteFramebuffer(this.buffer.framebuf),r.deleteRenderbuffer(this.buffer.renderbuf)}for(var s,n=[],o=arguments.length,a=new Array(o),l=0;l<o;l++)a[l]=arguments[l];a.length>0?n.push.apply(n,h(a.map((function(r){return i.createTexture(e,t,r)})))):n.push(this.createTexture(e,t)),this._hasDepthTexture&&(s=r.createTexture(),r.bindTexture(r.TEXTURE_2D,s),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MAG_FILTER,r.NEAREST),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_MIN_FILTER,r.NEAREST),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_S,r.CLAMP_TO_EDGE),r.texParameteri(r.TEXTURE_2D,r.TEXTURE_WRAP_T,r.CLAMP_TO_EDGE),r.texImage2D(r.TEXTURE_2D,0,r.DEPTH_COMPONENT32F,e,t,0,r.DEPTH_COMPONENT,r.FLOAT,null));var u=r.createRenderbuffer();r.bindRenderbuffer(r.RENDERBUFFER,u),r.renderbufferStorage(r.RENDERBUFFER,r.DEPTH_COMPONENT32F,e,t);var c=r.createFramebuffer();r.bindFramebuffer(r.FRAMEBUFFER,c);for(var A=0;A<n.length;A++)r.framebufferTexture2D(r.FRAMEBUFFER,r.COLOR_ATTACHMENT0+A,r.TEXTURE_2D,n[A],0);if(a.length>0&&r.drawBuffers(n.map((function(e,t){return r.COLOR_ATTACHMENT0+t}))),this._hasDepthTexture?r.framebufferTexture2D(r.FRAMEBUFFER,r.DEPTH_ATTACHMENT,r.TEXTURE_2D,s,0):r.framebufferRenderbuffer(r.FRAMEBUFFER,r.DEPTH_ATTACHMENT,r.RENDERBUFFER,u),r.bindTexture(r.TEXTURE_2D,null),r.bindRenderbuffer(r.RENDERBUFFER,null),r.bindFramebuffer(r.FRAMEBUFFER,null),r.bindFramebuffer(r.FRAMEBUFFER,c),!r.isFramebuffer(c))throw"Invalid framebuffer";r.bindFramebuffer(r.FRAMEBUFFER,null);var d=r.checkFramebufferStatus(r.FRAMEBUFFER);switch(d){case r.FRAMEBUFFER_COMPLETE:break;case r.FRAMEBUFFER_INCOMPLETE_ATTACHMENT:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_ATTACHMENT";case r.FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT";case r.FRAMEBUFFER_INCOMPLETE_DIMENSIONS:throw"Incomplete framebuffer: FRAMEBUFFER_INCOMPLETE_DIMENSIONS";case r.FRAMEBUFFER_UNSUPPORTED:throw"Incomplete framebuffer: FRAMEBUFFER_UNSUPPORTED";default:throw"Incomplete framebuffer: "+d}this.buffer={framebuf:c,renderbuf:u,texture:n[0],textures:n,depthTexture:s,width:e,height:t},this.bound=!1}},{key:"clear",value:function(){if(!this.bound)throw"Render buffer not bound";var e=this.gl;e.clear(e.COLOR_BUFFER_BIT|e.DEPTH_BUFFER_BIT)}},{key:"read",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:null,s=arguments.length>4&&void 0!==arguments[4]?arguments[4]:Uint8Array,n=arguments.length>5&&void 0!==arguments[5]?arguments[5]:4,o=arguments.length>6&&void 0!==arguments[6]?arguments[6]:0,a=e,l=this.buffer.height?this.buffer.height-t-1:this.gl.drawingBufferHeight-t,u=new s(n),c=this.gl;return c.readBuffer(c.COLOR_ATTACHMENT0+o),c.readPixels(a,l,1,1,i||c.RGBA,r||c.UNSIGNED_BYTE,u,0),u}},{key:"readArray",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:Uint8Array,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:4,s=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0,n=new i(this.buffer.width*this.buffer.height*r),o=this.gl;return o.readBuffer(o.COLOR_ATTACHMENT0+s),o.readPixels(0,0,this.buffer.width,this.buffer.height,e||o.RGBA,t||o.UNSIGNED_BYTE,n,0),n}},{key:"readImageAsCanvas",value:function(){var e=this.gl,t=this._getImageDataCache(),i=t.pixelData,r=t.canvas,s=t.imageData,n=t.context;e.readPixels(0,0,this.buffer.width,this.buffer.height,e.RGBA,e.UNSIGNED_BYTE,i);for(var o=this.buffer.width,a=this.buffer.height,l=a/2|0,u=4*o,c=new Uint8Array(4*o),A=0;A<l;++A){var h=A*u,d=(a-A-1)*u;c.set(i.subarray(h,h+u)),i.copyWithin(h,d,d+u),i.set(c,d)}return s.data.set(i),n.putImageData(s,0,0),r}},{key:"readImage",value:function(e){var t=this.gl,i=this._getImageDataCache(),r=i.pixelData,s=i.canvas,n=i.imageData,o=i.context,a=this.buffer,l=a.width,u=a.height;t.readPixels(0,0,l,u,t.RGBA,t.UNSIGNED_BYTE,r),n.data.set(r),o.putImageData(n,0,0),o.save(),o.globalCompositeOperation="copy",o.scale(1,-1),o.drawImage(s,0,-u,l,u),o.restore();var c=e.format||"png";return"jpeg"!==c&&"png"!==c&&"bmp"!==c&&(console.error("Unsupported image format: '"+c+"' - supported types are 'jpeg', 'bmp' and 'png' - defaulting to 'png'"),c="png"),s.toDataURL("image/".concat(c))}},{key:"_getImageDataCache",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:Uint8Array,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:4,i=this.buffer.width,r=this.buffer.height,s=this._imageDataCache;if(s&&(s.width===i&&s.height===r||(this._imageDataCache=null,s=null)),!s){var n=document.createElement("canvas"),o=n.getContext("2d");n.width=i,n.height=r,s={pixelData:new e(i*r*t),canvas:n,context:o,imageData:o.createImageData(i,r),width:i,height:r},this._imageDataCache=s}return s.context.resetTransform(),s}},{key:"unbind",value:function(){var e=this.gl;e.bindFramebuffer(e.FRAMEBUFFER,null),this.bound=!1}},{key:"getTexture",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,t=this;return this._texture||(this._texture={renderBuffer:this,bind:function(i){return!(!t.buffer||!t.buffer.textures[e])&&(t.gl.activeTexture(t.gl["TEXTURE"+i]),t.gl.bindTexture(t.gl.TEXTURE_2D,t.buffer.textures[e]),!0)},unbind:function(i){t.buffer&&t.buffer.textures[e]&&(t.gl.activeTexture(t.gl["TEXTURE"+i]),t.gl.bindTexture(t.gl.TEXTURE_2D,null))}})}},{key:"hasDepthTexture",value:function(){return this._hasDepthTexture}},{key:"getDepthTexture",value:function(){if(!this._hasDepthTexture)return null;var e=this;return this._depthTexture||(this._dethTexture={renderBuffer:this,bind:function(t){return!(!e.buffer||!e.buffer.depthTexture)&&(e.gl.activeTexture(e.gl["TEXTURE"+t]),e.gl.bindTexture(e.gl.TEXTURE_2D,e.buffer.depthTexture),!0)},unbind:function(t){e.buffer&&e.buffer.depthTexture&&(e.gl.activeTexture(e.gl["TEXTURE"+t]),e.gl.bindTexture(e.gl.TEXTURE_2D,null))}})}},{key:"destroy",value:function(){if(this.allocated){var e=this.gl;this.buffer.textures.forEach((function(t){return e.deleteTexture(t)})),e.deleteTexture(this.buffer.depthTexture),e.deleteFramebuffer(this.buffer.framebuf),e.deleteRenderbuffer(this.buffer.renderbuf),this.allocated=!1,this.buffer=null,this.bound=!1}this._imageDataCache=null,this._texture=null,this._depthTexture=null}}]),e}(),ai=function(){function e(t){B(this,e),this.scene=t,this._renderBuffersBasic={},this._renderBuffersScaled={}}return C(e,[{key:"getRenderBuffer",value:function(e,t){var i=1===this.scene.canvas.resolutionScale?this._renderBuffersBasic:this._renderBuffersScaled,r=i[e];return r||(r=new oi(this.scene.canvas.canvas,this.scene.canvas.gl,t),i[e]=r),r}},{key:"destroy",value:function(){for(var e in this._renderBuffersBasic)this._renderBuffersBasic[e].destroy();for(var t in this._renderBuffersScaled)this._renderBuffersScaled[t].destroy()}}]),e}();function li(e,t){if(void 0===e._cachedExtensions&&(e._cachedExtensions={}),void 0!==e._cachedExtensions[t])return e._cachedExtensions[t];var i;switch(t){case"WEBGL_depth_texture":i=e.getExtension("WEBGL_depth_texture")||e.getExtension("MOZ_WEBGL_depth_texture")||e.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":i=e.getExtension("EXT_texture_filter_anisotropic")||e.getExtension("MOZ_EXT_texture_filter_anisotropic")||e.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":i=e.getExtension("WEBGL_compressed_texture_s3tc")||e.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":i=e.getExtension("WEBGL_compressed_texture_pvrtc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:i=e.getExtension(t)}return e._cachedExtensions[t]=i,i}var ui=function(e,t){t=t||{};var i=new Tt(e),r=e.canvas.canvas,s=e.canvas.gl,n=!!t.transparent,o=t.alphaDepthMask,a=new G({}),l={},u={},c=[],A=[],h=!0,d=!0,p=!0,f=!0,v=!0,g=!0,m=!0,_=!0,y=new ai(e),b=!1,x=new qt(e),w=new ri(e);function B(){h&&(!function(){for(var e in l)if(l.hasOwnProperty(e)){var t=l[e],i=t.drawableMap,r=t.drawableListPreCull,s=0;for(var n in i)i.hasOwnProperty(n)&&(r[s++]=i[n]);r.length=s}}(),h=!1,d=!0),d&&(!function(){var e=0;for(var t in l)if(l.hasOwnProperty(t))for(var i=l[t].drawableListPreCull,r=0,s=i.length;r<s;r++){var n=i[r];c[e++]=n}c.length=e,c.sort((function(e,t){return e.renderOrder-t.renderOrder}))}(),d=!1,p=!0),p&&function(){for(var e=0,t=0,i=c.length;t<i;t++){var r=c[t];r.rebuildRenderFlags(),r.renderFlags.culled||(A[e++]=r)}A.length=e}()}function P(e){if(e.castsShadow){var t=e.getShadowRenderBuf();if(t){for(var r in t.bind(),i.reset(),i.backfaces=!0,i.frontface=!0,i.shadowViewMatrix=e.getShadowViewMatrix(),i.shadowProjMatrix=e.getShadowProjMatrix(),s.viewport(0,0,s.drawingBufferWidth,s.drawingBufferHeight),s.clearColor(0,0,0,1),s.enable(s.DEPTH_TEST),s.disable(s.BLEND),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT),l)if(l.hasOwnProperty(r))for(var n=l[r].drawableList,o=0,a=n.length;o<a;o++){var u=n[o];!1!==u.visible&&u.castsShadow&&u.drawShadow&&(u.renderFlags.colorOpaque&&u.drawShadow(i))}t.unbind()}}}function C(t,r,n,o,l,u){var c=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickOrigin=u.origin,i.pickViewMatrix=n,i.pickProjMatrix=o,i.pickInvisible=!!l.pickInvisible,i.pickClipPos=[D(r[0]*c,s.drawingBufferWidth),S(r[1]*c,s.drawingBufferHeight)],s.viewport(0,0,1,1),s.depthMask(!0),s.enable(s.DEPTH_TEST),s.disable(s.CULL_FACE),s.disable(s.BLEND),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT);for(var h=l.includeEntityIds,d=l.excludeEntityIds,p=0,f=A.length;p<f;p++){var v=A[p];!0!==v.culled&&!1!==v.visible&&(!v.drawPickMesh||!0!==l.pickInvisible&&!1===v.visible||!1===v.pickable||h&&!h[v.id]||d&&d[v.id]||v.drawPickMesh(i))}var g=t.read(0,0),m=g[0]+(g[1]<<8)+(g[2]<<16)+(g[3]<<24);if(!(m<0))return a.items[m]}function M(t,r,n,o,a,l){if(r.drawPickTriangles){var u=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickOrigin=l.origin,i.pickViewMatrix=o,i.pickProjMatrix=a,i.pickClipPos=[D(n[0]*u,s.drawingBufferWidth),S(n[1]*u,s.drawingBufferHeight)],s.viewport(0,0,1,1),s.clearColor(0,0,0,0),s.enable(s.DEPTH_TEST),s.disable(s.CULL_FACE),s.disable(s.BLEND),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT),r.drawPickTriangles(i);var c=t.read(0,0),A=c[0]+256*c[1]+256*c[2]*256+256*c[3]*256*256;A*=3,l.primIndex=A}}this.scene=e,this._occlusionTester=null,this.capabilities={astcSupported:!!li(s,"WEBGL_compressed_texture_astc"),etc1Supported:!0,etc2Supported:!!li(s,"WEBGL_compressed_texture_etc"),dxtSupported:!!li(s,"WEBGL_compressed_texture_s3tc"),bptcSupported:!!li(s,"EXT_texture_compression_bptc"),pvrtcSupported:!(!li(s,"WEBGL_compressed_texture_pvrtc")&&!li(s,"WEBKIT_WEBGL_compressed_texture_pvrtc"))},this.setTransparentEnabled=function(e){f=e,p=!0},this.setEdgesEnabled=function(e){v=e,p=!0},this.setSAOEnabled=function(e){g=e,p=!0},this.setPBREnabled=function(e){m=e,p=!0},this.setColorTextureEnabled=function(e){_=e,p=!0},this.needStateSort=function(){d=!0},this.shadowsDirty=function(){},this.imageDirty=function(){p=!0},this.webglContextLost=function(){},this.webglContextRestored=function(e){x.init(),w.init(),p=!0},this.addDrawable=function(e,t){var i=t.type;if(i){var r=l[i];r||(r={type:t.type,count:0,isStateSortable:t.isStateSortable,stateSortCompare:t.stateSortCompare,drawableMap:{},drawableListPreCull:[],drawableList:[]},l[i]=r),r.count++,r.drawableMap[e]=t,u[e]=t,h=!0}else console.error("Renderer#addDrawable() : drawable with ID "+e+" has no 'type' - ignoring")},this.removeDrawable=function(e){var t=u[e];if(t){var i=t.type,r=l[i];--r.count<=0?delete l[i]:delete r.drawableMap[e],delete u[e],h=!0}else console.error("Renderer#removeDrawable() : drawable not found with ID "+e+" - ignoring")},this.getPickID=function(e){return a.addItem(e)},this.putPickID=function(e){a.removeItem(e)},this.clear=function(t){if(s.viewport(0,0,s.drawingBufferWidth,s.drawingBufferHeight),n)s.clearColor(1,1,1,1);else{var i=e.canvas.backgroundColorFromAmbientLight?this.lights.getAmbientColorAndIntensity():e.canvas.backgroundColor;s.clearColor(i[0],i[1],i[2],1)}s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT)},this.needsRender=function(){return p||h||d},this.render=function(t){(t=t||{}).force&&(p=!0),B(),p&&(!function(t){var r=e.sao;g&&r.possible&&function(t){var r=e.sao,n=y.getRenderBuffer("saoDepth",{depthTexture:!0});n.bind(),n.clear(),function(e){i.reset(),i.pass=e.pass,s.viewport(0,0,s.drawingBufferWidth,s.drawingBufferHeight),s.clearColor(0,0,0,0),s.enable(s.DEPTH_TEST),s.frontFace(s.CCW),s.enable(s.CULL_FACE),s.depthMask(!0),!1!==e.clear&&s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT);for(var t=0,r=A.length;t<r;t++){var n=A[t];!0!==n.culled&&!1!==n.visible&&n.drawDepth&&n.saoEnabled&&(n.renderFlags.colorOpaque&&n.drawDepth(i))}}(t),n.unbind();var o=y.getRenderBuffer("saoOcclusion");if(o.bind(),o.clear(),x.render(n),o.unbind(),r.blur){var a=y.getRenderBuffer("saoOcclusion2");a.bind(),a.clear(),w.render(n,o,0),a.unbind(),o.bind(),o.clear(),w.render(n,a,1),o.unbind()}}(t);(function(){for(var t=e._lightsState.lights,i=0,r=t.length;i<r;i++){var s=t[i];s.castsShadow&&P(s)}})(),function(t){var r=[],a=[],l=[],u=[],c=[],h=[],d=[],p=[],b=[],x=[],w=[],B=[],P=[],C=[],M=[],E=[],F=e._lightsState.getAmbientColorAndIntensity();if(i.reset(),i.pass=t.pass,i.withSAO=!1,i.pbrEnabled=m&&!!e.pbrEnabled,i.colorTextureEnabled=_&&!!e.colorTextureEnabled,s.viewport(0,0,s.drawingBufferWidth,s.drawingBufferHeight),n)s.clearColor(0,0,0,0);else{var k=e.canvas.backgroundColorFromAmbientLight?F:e.canvas.backgroundColor;s.clearColor(k[0],k[1],k[2],1)}s.enable(s.DEPTH_TEST),s.frontFace(s.CCW),s.enable(s.CULL_FACE),s.depthMask(!0),s.lineWidth(1),i.lineWidth=1;var I,D,S=e.sao.possible;if(g&&S){var T=y.getRenderBuffer("saoOcclusion");i.occlusionTexture=T?T.getTexture():null}else i.occlusionTexture=null;var L=Date.now();!1!==t.clear&&s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT);for(var R=0,U=0,O=0,N=0,Q=0,V=0,H=0,j=0,G=0,z=0,W=0,K=0,X=0,J=0,Y=0,Z=0,q=0,$=A.length;q<$;q++)if(!0!==(D=A[q]).culled&&!1!==D.visible){var ee=D.renderFlags;ee.colorOpaque&&(g&&S&&D.saoEnabled?r[R++]=D:D.drawColorOpaque(i)),f&&ee.colorTransparent&&(l[O++]=D),ee.xrayedSilhouetteTransparent&&(d[H++]=D),ee.xrayedSilhouetteOpaque&&(c[Q++]=D),ee.highlightedSilhouetteTransparent&&(w[W++]=D),ee.highlightedSilhouetteOpaque&&(b[G++]=D),ee.selectedSilhouetteTransparent&&(M[Y++]=D),ee.selectedSilhouetteOpaque&&(P[X++]=D),D.edges&&v&&(ee.edgesOpaque&&(a[U++]=D),ee.edgesTransparent&&(u[N++]=D),ee.selectedEdgesTransparent&&(E[Z++]=D),ee.selectedEdgesOpaque&&(C[J++]=D),ee.xrayedEdgesTransparent&&(p[j++]=D),ee.xrayedEdgesOpaque&&(h[V++]=D),ee.highlightedEdgesTransparent&&(B[K++]=D),ee.highlightedEdgesOpaque&&(x[z++]=D))}if(R>0)for(i.withSAO=!0,I=0;I<R;I++)r[I].drawColorOpaque(i);if(U>0)for(I=0;I<U;I++)a[I].drawEdgesColorOpaque(i);if(Q>0)for(I=0;I<Q;I++)c[I].drawSilhouetteXRayed(i);if(V>0)for(I=0;I<V;I++)h[I].drawEdgesXRayed(i);if(H>0||j>0||O>0||N>0){if(s.enable(s.CULL_FACE),s.enable(s.BLEND),n?(s.blendEquation(s.FUNC_ADD),s.blendFuncSeparate(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA,s.ONE,s.ONE_MINUS_SRC_ALPHA)):(s.blendEquation(s.FUNC_ADD),s.blendFunc(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA)),i.backfaces=!1,o||s.depthMask(!1),(O>0||N>0)&&s.blendFunc(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA),N>0)for(I=0;I<N;I++)(D=u[I]).drawEdgesColorTransparent(i);if(O>0)for(I=0;I<O;I++)(D=l[I]).drawColorTransparent(i);if(j>0)for(I=0;I<j;I++)p[I].drawEdgesXRayed(i);if(H>0)for(I=0;I<H;I++)d[I].drawSilhouetteXRayed(i);s.disable(s.BLEND),o||s.depthMask(!0)}if(G>0||z>0){if(i.lastProgramId=null,e.highlightMaterial.glowThrough&&s.clear(s.DEPTH_BUFFER_BIT),z>0)for(I=0;I<z;I++)x[I].drawEdgesHighlighted(i);if(G>0)for(I=0;I<G;I++)b[I].drawSilhouetteHighlighted(i)}if(W>0||K>0||G>0){if(i.lastProgramId=null,e.selectedMaterial.glowThrough&&s.clear(s.DEPTH_BUFFER_BIT),s.enable(s.BLEND),n?(s.blendEquation(s.FUNC_ADD),s.blendFuncSeparate(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA,s.ONE,s.ONE_MINUS_SRC_ALPHA)):s.blendFunc(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA),s.enable(s.CULL_FACE),K>0)for(I=0;I<K;I++)B[I].drawEdgesHighlighted(i);if(W>0)for(I=0;I<W;I++)w[I].drawSilhouetteHighlighted(i);s.disable(s.BLEND)}if(X>0||J>0){if(i.lastProgramId=null,e.selectedMaterial.glowThrough&&s.clear(s.DEPTH_BUFFER_BIT),J>0)for(I=0;I<J;I++)C[I].drawEdgesSelected(i);if(X>0)for(I=0;I<X;I++)P[I].drawSilhouetteSelected(i)}if(Y>0||Z>0){if(i.lastProgramId=null,e.selectedMaterial.glowThrough&&s.clear(s.DEPTH_BUFFER_BIT),s.enable(s.CULL_FACE),s.enable(s.BLEND),n?(s.blendEquation(s.FUNC_ADD),s.blendFuncSeparate(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA,s.ONE,s.ONE_MINUS_SRC_ALPHA)):s.blendFunc(s.SRC_ALPHA,s.ONE_MINUS_SRC_ALPHA),Z>0)for(I=0;I<Z;I++)E[I].drawEdgesSelected(i);if(Y>0)for(I=0;I<Y;I++)M[I].drawSilhouetteSelected(i);s.disable(s.BLEND)}var te=Date.now(),ie=ae.frame;ie.renderTime=(te-L)/1e3,ie.drawElements=i.drawElements,ie.drawArrays=i.drawArrays,ie.useProgram=i.useProgram,ie.bindTexture=i.bindTexture,ie.bindArray=i.bindArray;for(var re=Lt.MAX_TEXTURE_IMAGE_UNITS,se=0;se<re;se++)s.activeTexture(s.TEXTURE0+se);s.bindTexture(s.TEXTURE_CUBE_MAP,null),s.bindTexture(s.TEXTURE_2D,null);for(var ne=Lt.MAX_VERTEX_ATTRIBS,oe=0;oe<ne;oe++)s.disableVertexAttribArray(oe)}(t)}(t),ae.frame.frameCount++,p=!1)},this.pick=function(){var t=re.vec3();re.mat4();var i=re.mat4(),s=re.vec3(),n=re.vec3([0,1,0]),o=new Ot,a=re.vec2(),u=re.vec3(),c=re.vec3(),A=re.vec3();return re.vec3(),re.vec3(),function(h){var d,p=arguments.length>1&&void 0!==arguments[1]?arguments[1]:o;p.reset(),B();var f=null,v=null,g=null;for(var m in p.pickSurface=h.pickSurface,h.canvasPos?(u[0]=h.canvasPos[0],u[1]=h.canvasPos[1],f=e.camera.viewMatrix,v=e.camera.projMatrix,g=e.camera.projection,p.canvasPos=h.canvasPos):(h.matrix?(f=h.matrix,v=e.camera.projMatrix,g=e.camera.projection):(c.set(h.origin||[0,0,0]),A.set(h.direction||[0,0,1]),d=re.addVec3(c,A,t),s[0]=Math.random(),s[1]=Math.random(),s[2]=Math.random(),re.normalizeVec3(s),re.cross3Vec3(A,s,n),f=re.lookAtMat4v(c,d,n,i),v=e.camera.ortho.matrix,g="ortho",p.origin=c,p.direction=A),u[0]=.5*r.clientWidth,u[1]=.5*r.clientHeight),l)if(l.hasOwnProperty(m))for(var _=l[m].drawableList,b=0,x=_.length;b<x;b++){var w=_[b];w.setPickMatrices&&w.setPickMatrices(f,v)}var P=y.getRenderBuffer("pick",{size:[1,1]});P.bind();var E=C(P,u,f,v,h,p);if(!E)return P.unbind(),null;var k=E.delegatePickedEntity?E.delegatePickedEntity():E;return k?(h.pickSurface&&(E.canPickTriangle&&E.canPickTriangle()?(M(P,E,u,f,v,p),E.pickTriangleSurface(f,v,g,p),p.pickSurfacePrecision=!1):E.canPickWorldPos&&E.canPickWorldPos()&&(a[0]=e.camera.project.near,a[1]=e.camera.project.far,F(P,E,u,f,v,a,p),!1!==h.pickSurfaceNormal&&T(P,E,u,f,v,p),p.pickSurfacePrecision=!1)),P.unbind(),p.entity=k,p):(P.unbind(),null)}}();var E,F=function(){var t=re.vec4(),n=re.vec4(),o=re.vec4(),a=re.vec4(),l=re.vec4(),u=re.mat4(),c=re.mat4(),A=re.mat4();return function(h,d,p,f,v,g,m){var _=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickOrigin=m.origin,i.pickViewMatrix=f,i.pickProjMatrix=v,i.pickZNear=g[0],i.pickZFar=g[1],i.pickElementsCount=d.pickElementsCount,i.pickElementsOffset=d.pickElementsOffset,i.pickClipPos=[D(p[0]*_,s.drawingBufferWidth),S(p[1]*_,s.drawingBufferHeight)],s.viewport(0,0,1,1),s.clearColor(0,0,0,0),s.depthMask(!0),s.enable(s.DEPTH_TEST),s.disable(s.CULL_FACE),s.disable(s.BLEND),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT),d.drawPickDepths(i);var y,b=function(e){var t=[e[0]/256,e[1]/256,e[2]/256,e[3]/256],i=[1/16777216,1/65536,1/256,1];return re.dotVec4(t,i)}(h.read(0,0)),x=(p[0]-r.clientWidth/2)/(r.clientWidth/2),w=-(p[1]-r.clientHeight/2)/(r.clientHeight/2),B=d.origin;if(B){var P=He(f,B,u);y=re.mulMat4(v,P,c)}else y=re.mulMat4(v,f,c);var C=re.inverseMat4(y,A);t[0]=x,t[1]=w,t[2]=-1,t[3]=1;var M=re.transformVec4(C,t);M=re.mulVec4Scalar(M,1/M[3]),n[0]=x,n[1]=w,n[2]=1,n[3]=1;var E=re.transformVec4(C,n);E=re.mulVec4Scalar(E,1/E[3]);var F=re.subVec3(E,M,o),k=re.addVec3(M,re.mulVec4Scalar(F,b,a),l);B&&re.addVec3(k,B),m.worldPos=k}}();function k(e){e.snapPickLayerParams=[],e.snapPickLayerNumber=0;for(var t=0,i=A.length;t<i;t++){var r=A[t];r.drawSnapInit&&!r.culled&&r.visible&&r.pickable&&r.drawSnapInit(e)}return e.snapPickLayerParams}function I(e){e.snapPickLayerParams=e.snapPickLayerParams||[],e.snapPickLayerNumber=e.snapPickLayerParams.length;for(var t=0,i=A.length;t<i;t++){var r=A[t];r.drawSnapInit&&r.drawSnap&&!r.culled&&r.visible&&r.pickable&&r.drawSnap(e)}return e.snapPickLayerParams}function D(e,t){return e/t*2-1}function S(e,t){return 1-e/t*2}function T(t,r,n,o,a,l){var u=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickOrigin=l.origin,i.pickViewMatrix=o,i.pickProjMatrix=a,i.pickClipPos=[D(n[0]*u,s.drawingBufferWidth),S(n[1]*u,s.drawingBufferHeight)];var c=y.getRenderBuffer("pick-normal",{size:[3,3]});c.bind(s.RGBA32I),s.viewport(0,0,c.size[0],c.size[1]),s.enable(s.DEPTH_TEST),s.disable(s.CULL_FACE),s.disable(s.BLEND),s.clear(s.DEPTH_BUFFER_BIT),s.clearBufferiv(s.COLOR,0,new Int32Array([0,0,0,0])),r.drawPickNormals(i);var A=c.read(1,1,s.RGBA_INTEGER,s.INT,Int32Array,4);c.unbind();var h=[A[0]/re.MAX_INT,A[1]/re.MAX_INT,A[2]/re.MAX_INT];re.normalizeVec3(h),l.worldNormal=h}this.snapPick=(E=new Ot,function(t){var r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:E,n=t.canvasPos,o=t.origin,u=t.direction,c=t.snapRadius,A=t.snapToVertex,h=t.snapToEdge;if(!A&&!h)return this.pick({canvasPos:n,pickSurface:!0});var d=e.canvas.resolutionScale;i.reset(),i.backfaces=!0,i.frontface=!0,i.pickZNear=e.camera.project.near,i.pickZFar=e.camera.project.far;var p=c||30,f=y.getRenderBuffer("uniquePickColors-aabs",{depthTexture:!0,size:[2*p+1,2*p+1]});i.snapVectorA=[n?D(n[0]*d,s.drawingBufferWidth):0,n?S(n[1]*d,s.drawingBufferHeight):0],i.snapInvVectorAB=[s.drawingBufferWidth/(2*p),s.drawingBufferHeight/(2*p)],f.bind(s.RGBA32I,s.RGBA32I,s.RGBA8UI),s.viewport(0,0,f.size[0],f.size[1]),s.enable(s.DEPTH_TEST),s.frontFace(s.CCW),s.disable(s.CULL_FACE),s.depthMask(!0),s.disable(s.BLEND),s.depthFunc(s.LEQUAL),s.clear(s.DEPTH_BUFFER_BIT),s.clearBufferiv(s.COLOR,0,new Int32Array([0,0,0,0])),s.clearBufferiv(s.COLOR,1,new Int32Array([0,0,0,0])),s.clearBufferuiv(s.COLOR,2,new Uint32Array([0,0,0,0])),i.pickViewMatrix=n?e.camera.viewMatrix:re.lookAtMat4v(o,re.addVec3(o,u,re.vec3()),re.vec3([0,1,0]),re.mat4());var v=e.camera.projMatrix;for(var g in l)if(l.hasOwnProperty(g))for(var m=l[g].drawableList,_=0,b=m.length;_<b;_++){var x=m[_];x.setPickMatrices&&x.setPickMatrices(i.pickViewMatrix,v)}s.drawBuffers([s.COLOR_ATTACHMENT0,s.COLOR_ATTACHMENT1,s.COLOR_ATTACHMENT2]);var w=k(i),B=[];i.snapPickLayerParams=B,s.depthMask(!1),s.drawBuffers([s.COLOR_ATTACHMENT0]),A&&h?(i.snapMode="edge",I(i),i.snapMode="vertex",i.snapPickLayerNumber++,I(i)):(i.snapMode=A?"vertex":"edge",I(i)),s.depthMask(!0);var P=f.readArray(s.RGBA_INTEGER,s.INT,Int32Array,4),C=f.readArray(s.RGBA_INTEGER,s.INT,Int32Array,4,1),M=f.readArray(s.RGBA_INTEGER,s.UNSIGNED_INT,Uint32Array,4,2);f.unbind();var F=null,T=null,L=null,R=p,U=p,O=4*R+U*f.size[0]*4,N=P.slice(O,O+4),Q=C.slice(O,O+4),V=M.slice(O,O+4);if(0!==N[3]){var H=w[Math.abs(N[3])%w.length],j=H.origin,G=H.coordinateScale;F=[N[0]*G[0]+j[0],N[1]*G[1]+j[1],N[2]*G[2]+j[2]],T=re.normalizeVec3([Q[0]/re.MAX_INT,Q[1]/re.MAX_INT,Q[2]/re.MAX_INT]);var z=V[0]+(V[1]<<8)+(V[2]<<16)+(V[3]<<24);L=a.items[z]}for(var W=[],K=0;K<P.length;K+=4)if(P[K+3]>0){var X=Math.floor(K/4),J=f.size[0],Y=X%J-Math.floor(J/2),Z=Math.floor(X/J)-Math.floor(J/2),q=Math.sqrt(Math.pow(Y,2)+Math.pow(Z,2));W.push({x:Y,y:Z,dist:q,isVertex:A&&h?P[K+3]>B.length/2:A,result:[P[K+0],P[K+1],P[K+2],P[K+3]],normal:[C[K+0],C[K+1],C[K+2],C[K+3]],id:[M[K+0],M[K+1],M[K+2],M[K+3]]})}var $=null,ee=null,te=null,ie=null;if(W.length>0){W.sort((function(e,t){return e.isVertex!==t.isVertex?e.isVertex?-1:1:e.dist-t.dist})),ie=W[0].isVertex?"vertex":"edge";var se=W[0].result,ne=W[0].normal,oe=W[0].id,ae=B[se[3]],le=ae.origin,ue=ae.coordinateScale;ee=re.normalizeVec3([ne[0]/re.MAX_INT,ne[1]/re.MAX_INT,ne[2]/re.MAX_INT]),$=[se[0]*ue[0]+le[0],se[1]*ue[1]+le[1],se[2]*ue[2]+le[2]],te=a.items[oe[0]+(oe[1]<<8)+(oe[2]<<16)+(oe[3]<<24)]}if(null===F&&null==$)return null;var ce=null;null!==$&&(ce=e.camera.projectWorldPos($));var Ae=te&&te.delegatePickedEntity?te.delegatePickedEntity():te;return!Ae&&L&&(L=L.delegatePickedEntity?L.delegatePickedEntity():L),r.reset(),r.snappedToEdge="edge"===ie,r.snappedToVertex="vertex"===ie,r.worldPos=$||F,r.worldNormal=ee||T,r.entity=Ae||L,r.canvasPos=n||e.camera.projectWorldPos(F||$),r.snappedCanvasPos=ce||n,r}),this.addMarker=function(t){this._occlusionTester=this._occlusionTester||new Yt(e,y),this._occlusionTester.addMarker(t),e.occlusionTestCountdown=0},this.markerWorldPosUpdated=function(e){this._occlusionTester.markerWorldPosUpdated(e)},this.removeMarker=function(e){this._occlusionTester.removeMarker(e)},this.doOcclusionTest=function(){if(this._occlusionTester&&this._occlusionTester.needOcclusionTest){B(),this._occlusionTester.bindRenderBuf(),i.reset(),i.backfaces=!0,i.frontface=!0,s.viewport(0,0,s.drawingBufferWidth,s.drawingBufferHeight),s.clearColor(0,0,0,0),s.enable(s.DEPTH_TEST),s.disable(s.CULL_FACE),s.disable(s.BLEND),s.clear(s.COLOR_BUFFER_BIT|s.DEPTH_BUFFER_BIT);for(var e=0,t=A.length;e<t;e++){var r=A[e];r.drawOcclusion&&!0!==r.culled&&!1!==r.visible&&!1!==r.pickable&&r.drawOcclusion(i)}this._occlusionTester.drawMarkers(i),this._occlusionTester.doOcclusionTest(),this._occlusionTester.unbindRenderBuf()}},this.readPixels=function(e,t,i,r){var s,n,o,a,l=y.getRenderBuffer("snapshot");for(l.bind(),l.clear(),this.render({force:!0,opaqueOnly:r}),n=0;n<i;n++)o=2*n,a=4*n,s=l.read(e[o],e[o+1]),t[a]=s[0],t[a+1]=s[1],t[a+2]=s[2],t[a+3]=s[3];l.unbind(),p=!0},this.beginSnapshot=function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=y.getRenderBuffer("snapshot");e.width&&e.height&&t.setSize([e.width,e.height]),t.bind(),t.clear(),b=!0},this.renderSnapshot=function(){b&&(y.getRenderBuffer("snapshot").clear(),this.render({force:!0,opaqueOnly:!1}),p=!0)},this.readSnapshot=function(e){return y.getRenderBuffer("snapshot").readImage(e)},this.readSnapshotAsCanvas=function(){return y.getRenderBuffer("snapshot").readImageAsCanvas()},this.endSnapshot=function(){b&&(y.getRenderBuffer("snapshot").unbind(),b=!1)},this.destroy=function(){l={},u={},y.destroy(),x.destroy(),w.destroy(),this._occlusionTester&&this._occlusionTester.destroy()}},ci=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).KEY_BACKSPACE=8,r.KEY_TAB=9,r.KEY_ENTER=13,r.KEY_SHIFT=16,r.KEY_CTRL=17,r.KEY_ALT=18,r.KEY_PAUSE_BREAK=19,r.KEY_CAPS_LOCK=20,r.KEY_ESCAPE=27,r.KEY_PAGE_UP=33,r.KEY_PAGE_DOWN=34,r.KEY_END=35,r.KEY_HOME=36,r.KEY_LEFT_ARROW=37,r.KEY_UP_ARROW=38,r.KEY_RIGHT_ARROW=39,r.KEY_DOWN_ARROW=40,r.KEY_INSERT=45,r.KEY_DELETE=46,r.KEY_NUM_0=48,r.KEY_NUM_1=49,r.KEY_NUM_2=50,r.KEY_NUM_3=51,r.KEY_NUM_4=52,r.KEY_NUM_5=53,r.KEY_NUM_6=54,r.KEY_NUM_7=55,r.KEY_NUM_8=56,r.KEY_NUM_9=57,r.KEY_A=65,r.KEY_B=66,r.KEY_C=67,r.KEY_D=68,r.KEY_E=69,r.KEY_F=70,r.KEY_G=71,r.KEY_H=72,r.KEY_I=73,r.KEY_J=74,r.KEY_K=75,r.KEY_L=76,r.KEY_M=77,r.KEY_N=78,r.KEY_O=79,r.KEY_P=80,r.KEY_Q=81,r.KEY_R=82,r.KEY_S=83,r.KEY_T=84,r.KEY_U=85,r.KEY_V=86,r.KEY_W=87,r.KEY_X=88,r.KEY_Y=89,r.KEY_Z=90,r.KEY_LEFT_WINDOW=91,r.KEY_RIGHT_WINDOW=92,r.KEY_SELECT_KEY=93,r.KEY_NUMPAD_0=96,r.KEY_NUMPAD_1=97,r.KEY_NUMPAD_2=98,r.KEY_NUMPAD_3=99,r.KEY_NUMPAD_4=100,r.KEY_NUMPAD_5=101,r.KEY_NUMPAD_6=102,r.KEY_NUMPAD_7=103,r.KEY_NUMPAD_8=104,r.KEY_NUMPAD_9=105,r.KEY_MULTIPLY=106,r.KEY_ADD=107,r.KEY_SUBTRACT=109,r.KEY_DECIMAL_POINT=110,r.KEY_DIVIDE=111,r.KEY_F1=112,r.KEY_F2=113,r.KEY_F3=114,r.KEY_F4=115,r.KEY_F5=116,r.KEY_F6=117,r.KEY_F7=118,r.KEY_F8=119,r.KEY_F9=120,r.KEY_F10=121,r.KEY_F11=122,r.KEY_F12=123,r.KEY_NUM_LOCK=144,r.KEY_SCROLL_LOCK=145,r.KEY_SEMI_COLON=186,r.KEY_EQUAL_SIGN=187,r.KEY_COMMA=188,r.KEY_DASH=189,r.KEY_PERIOD=190,r.KEY_FORWARD_SLASH=191,r.KEY_GRAVE_ACCENT=192,r.KEY_OPEN_BRACKET=219,r.KEY_BACK_SLASH=220,r.KEY_CLOSE_BRACKET=221,r.KEY_SINGLE_QUOTE=222,r.KEY_SPACE=32,r.element=s.element,r.altDown=!1,r.ctrlDown=!1,r.mouseDownLeft=!1,r.mouseDownMiddle=!1,r.mouseDownRight=!1,r.keyDown=[],r.enabled=!0,r.keyboardEnabled=!0,r.mouseover=!1,r.mouseCanvasPos=re.vec2(),r._keyboardEventsElement=s.keyboardEventsElement||document,r._bindEvents(),r}return C(i,[{key:"_bindEvents",value:function(){var e=this;if(!this._eventsBound){this._keyboardEventsElement.addEventListener("keydown",this._keyDownListener=function(t){e.enabled&&e.keyboardEnabled&&"INPUT"!==t.target.tagName&&"TEXTAREA"!==t.target.tagName&&(t.keyCode===e.KEY_CTRL?e.ctrlDown=!0:t.keyCode===e.KEY_ALT?e.altDown=!0:t.keyCode===e.KEY_SHIFT&&(e.shiftDown=!0),e.keyDown[t.keyCode]=!0,e.fire("keydown",t.keyCode,!0))},!1),this._keyboardEventsElement.addEventListener("keyup",this._keyUpListener=function(t){e.enabled&&e.keyboardEnabled&&"INPUT"!==t.target.tagName&&"TEXTAREA"!==t.target.tagName&&(t.keyCode===e.KEY_CTRL?e.ctrlDown=!1:t.keyCode===e.KEY_ALT?e.altDown=!1:t.keyCode===e.KEY_SHIFT&&(e.shiftDown=!1),e.keyDown[t.keyCode]=!1,e.fire("keyup",t.keyCode,!0))}),this.element.addEventListener("mouseenter",this._mouseEnterListener=function(t){e.enabled&&(e.mouseover=!0,e._getMouseCanvasPos(t),e.fire("mouseenter",e.mouseCanvasPos,!0))}),this.element.addEventListener("mouseleave",this._mouseLeaveListener=function(t){e.enabled&&(e.mouseover=!1,e._getMouseCanvasPos(t),e.fire("mouseleave",e.mouseCanvasPos,!0))}),this.element.addEventListener("mousedown",this._mouseDownListener=function(t){if(e.enabled){switch(t.which){case 1:e.mouseDownLeft=!0;break;case 2:e.mouseDownMiddle=!0;break;case 3:e.mouseDownRight=!0}e._getMouseCanvasPos(t),e.element.focus(),e.fire("mousedown",e.mouseCanvasPos,!0),e.mouseover&&t.preventDefault()}}),document.addEventListener("mouseup",this._mouseUpListener=function(t){if(e.enabled){switch(t.which){case 1:e.mouseDownLeft=!1;break;case 2:e.mouseDownMiddle=!1;break;case 3:e.mouseDownRight=!1}e.fire("mouseup",e.mouseCanvasPos,!0)}},!0),document.addEventListener("click",this._clickListener=function(t){if(e.enabled){switch(t.which){case 1:case 3:e.mouseDownLeft=!1,e.mouseDownRight=!1;break;case 2:e.mouseDownMiddle=!1}e._getMouseCanvasPos(t),e.fire("click",e.mouseCanvasPos,!0),e.mouseover&&t.preventDefault()}}),document.addEventListener("dblclick",this._dblClickListener=function(t){if(e.enabled){switch(t.which){case 1:case 3:e.mouseDownLeft=!1,e.mouseDownRight=!1;break;case 2:e.mouseDownMiddle=!1}e._getMouseCanvasPos(t),e.fire("dblclick",e.mouseCanvasPos,!0),e.mouseover&&t.preventDefault()}});var t=this.scene.tickify((function(){return e.fire("mousemove",e.mouseCanvasPos,!0)}));this.element.addEventListener("mousemove",this._mouseMoveListener=function(i){e.enabled&&(e._getMouseCanvasPos(i),t(),e.mouseover&&i.preventDefault())}),this.element.addEventListener("contextmenu",this._contextmenuListener=function(t){e.enabled&&(e._getMouseCanvasPos(t),e.fire("contextmenu",e.mouseCanvasPos,!0))});var i=this.scene.tickify((function(t){e.fire("mousewheel",t,!0)}));this.element.addEventListener("wheel",this._mouseWheelListener=function(t,r){if(e.enabled){var s=Math.max(-1,Math.min(1,40*-t.deltaY));i(s)}},{passive:!0});var r,s;this.on("mousedown",(function(e){r=e[0],s=e[1]})),this.on("mouseup",(function(t){r>=t[0]-2&&r<=t[0]+2&&s>=t[1]-2&&s<=t[1]+2&&e.fire("mouseclicked",t,!0)})),this.element.addEventListener("touchstart",this._touchstartListener=function(t){e.enabled&&h(t.changedTouches).forEach((function(t){e.fire("touchstart",[t.identifier,e._getTouchCanvasPos(t)],!0)}))}),this.element.addEventListener("touchend",this._touchendListener=function(t){e.enabled&&h(t.changedTouches).forEach((function(t){e.fire("touchend",[t.identifier,e._getTouchCanvasPos(t)],!0)}))}),this._eventsBound=!0}}},{key:"_unbindEvents",value:function(){this._eventsBound&&(this._keyboardEventsElement.removeEventListener("keydown",this._keyDownListener),this._keyboardEventsElement.removeEventListener("keyup",this._keyUpListener),this.element.removeEventListener("mouseenter",this._mouseEnterListener),this.element.removeEventListener("mouseleave",this._mouseLeaveListener),this.element.removeEventListener("mousedown",this._mouseDownListener),document.removeEventListener("mouseup",this._mouseDownListener),document.removeEventListener("click",this._clickListener),document.removeEventListener("dblclick",this._dblClickListener),this.element.removeEventListener("mousemove",this._mouseMoveListener),this.element.removeEventListener("contextmenu",this._contextmenuListener),this.element.removeEventListener("wheel",this._mouseWheelListener),this.element.removeEventListener("touchstart",this._touchstartListener),this.element.removeEventListener("touchend",this._touchendListener),window.OrientationChangeEvent&&window.removeEventListener("orientationchange",this._orientationchangedListener),window.DeviceMotionEvent&&window.removeEventListener("devicemotion",this._deviceMotionListener),window.DeviceOrientationEvent&&window.removeEventListener("deviceorientation",this._deviceOrientListener),this._eventsBound=!1)}},{key:"_getTouchCanvasPos",value:function(e){for(var t=e.target,i=0,r=0;t.offsetParent;)i+=t.offsetLeft,r+=t.offsetTop,t=t.offsetParent;return[e.pageX-i,e.pageY-r]}},{key:"_getMouseCanvasPos",value:function(e){if(e){var t=e.target.getBoundingClientRect();this.mouseCanvasPos[0]=e.clientX-t.left,this.mouseCanvasPos[1]=e.clientY-t.top}else e=window.event,this.mouseCanvasPos[0]=e.x,this.mouseCanvasPos[1]=e.y}},{key:"setEnabled",value:function(e){this.enabled!==e&&this.fire("enabled",this.enabled=e)}},{key:"getEnabled",value:function(){return this.enabled}},{key:"setKeyboardEnabled",value:function(e){this.keyboardEnabled=e}},{key:"getKeyboardEnabled",value:function(){return this.keyboardEnabled}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._unbindEvents()}}]),i}(),Ai=new G({}),hi=function(){function e(t){for(var i in B(this,e),this.id=Ai.addItem({}),t)t.hasOwnProperty(i)&&(this[i]=t[i])}return C(e,[{key:"destroy",value:function(){Ai.removeItem(this.id)}}]),e}(),di=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new hi({boundary:[0,0,100,100]}),r.boundary=s.boundary,r.autoBoundary=s.autoBoundary,r}return C(i,[{key:"type",get:function(){return"Viewport"}},{key:"boundary",get:function(){return this._state.boundary},set:function(e){if(!this._autoBoundary){if(!e){var t=this.scene.canvas.boundary;e=[0,0,t[2],t[3]]}this._state.boundary=e,this.glRedraw(),this.fire("boundary",this._state.boundary)}}},{key:"autoBoundary",get:function(){return this._autoBoundary},set:function(e){(e=!!e)!==this._autoBoundary&&(this._autoBoundary=e,this._autoBoundary?this._onCanvasSize=this.scene.canvas.on("boundary",(function(e){var t=e[2],i=e[3];this._state.boundary=[0,0,t,i],this.glRedraw(),this.fire("boundary",this._state.boundary)}),this):this._onCanvasSize&&(this.scene.canvas.off(this._onCanvasSize),this._onCanvasSize=null),this.fire("autoBoundary",this._autoBoundary))}},{key:"_getState",value:function(){return this._state}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),pi=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).camera=e,r._state=new hi({matrix:re.mat4(),inverseMatrix:re.mat4(),transposedMatrix:re.mat4(),near:.1,far:1e4}),r._inverseMatrixDirty=!0,r._transposedMatrixDirty=!0,r._fov=60,r._canvasResized=r.scene.canvas.on("boundary",r._needUpdate,b(r)),r.fov=s.fov,r.fovAxis=s.fovAxis,r.near=s.near,r.far=s.far,r}return C(i,[{key:"type",get:function(){return"Perspective"}},{key:"_update",value:function(){var e=this.scene.canvas.boundary,t=e[2]/e[3],i=this._fovAxis,r=this._fov;("x"===i||"min"===i&&t<1||"max"===i&&t>1)&&(r/=t),r=Math.min(r,120),re.perspectiveMat4(r*(Math.PI/180),t,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.camera._updateScheduled=!0,this.fire("matrix",this._state.matrix)}},{key:"fov",get:function(){return this._fov},set:function(e){(e=null!=e?e:60)!==this._fov&&(this._fov=e,this._needUpdate(0),this.fire("fov",this._fov))}},{key:"fovAxis",get:function(){return this._fovAxis},set:function(e){e=e||"min",this._fovAxis!==e&&("x"!==e&&"y"!==e&&"min"!==e&&(this.error("Unsupported value for 'fovAxis': "+e+" - defaulting to 'min'"),e="min"),this._fovAxis=e,this._needUpdate(0),this.fire("fovAxis",this._fovAxis))}},{key:"near",get:function(){return this._state.near},set:function(e){var t=null!=e?e:.1;this._state.near!==t&&(this._state.near=t,this._needUpdate(0),this.fire("near",this._state.near))}},{key:"far",get:function(){return this._state.far},set:function(e){var t=null!=e?e:1e4;this._state.far!==t&&(this._state.far=t,this._needUpdate(0),this.fire("far",this._state.far))}},{key:"matrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"inverseMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(re.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}},{key:"transposedMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(re.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}},{key:"unproject",value:function(e,t,i,r,s){var n=this.scene.canvas.canvas,o=n.offsetWidth/2,a=n.offsetHeight/2;return i[0]=(e[0]-o)/o,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,re.mulMat4v4(this.inverseMatrix,i,r),re.mulVec3Scalar(r,1/r[3]),r[3]=1,r[1]*=-1,re.mulMat4v4(this.camera.inverseViewMatrix,r,s),s}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy(),this.scene.canvas.off(this._canvasResized)}}]),i}(),fi=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).camera=e,r._state=new hi({matrix:re.mat4(),inverseMatrix:re.mat4(),transposedMatrix:re.mat4(),near:.1,far:1e4}),r._inverseMatrixDirty=!0,r._transposedMatrixDirty=!0,r.scale=s.scale,r.near=s.near,r.far=s.far,r._onCanvasBoundary=r.scene.canvas.on("boundary",r._needUpdate,b(r)),r}return C(i,[{key:"type",get:function(){return"Ortho"}},{key:"_update",value:function(){var e,t,i,r,s=this.scene,n=.5*this._scale,o=s.canvas.boundary,a=o[2],l=o[3],u=a/l;a>l?(e=-n,t=n,i=n/u,r=-n/u):(e=-n*u,t=n*u,i=n,r=-n),re.orthoMat4c(e,t,r,i,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}},{key:"scale",get:function(){return this._scale},set:function(e){null==e&&(e=1),e<=0&&(e=.01),this._scale=e,this._needUpdate(0),this.fire("scale",this._scale)}},{key:"near",get:function(){return this._state.near},set:function(e){var t=null!=e?e:.1;this._state.near!==t&&(this._state.near=t,this._needUpdate(0),this.fire("near",this._state.near))}},{key:"far",get:function(){return this._state.far},set:function(e){var t=null!=e?e:1e4;this._state.far!==t&&(this._state.far=t,this._needUpdate(0),this.fire("far",this._state.far))}},{key:"matrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"inverseMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(re.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}},{key:"transposedMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(re.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}},{key:"unproject",value:function(e,t,i,r,s){var n=this.scene.canvas.canvas,o=n.offsetWidth/2,a=n.offsetHeight/2;return i[0]=(e[0]-o)/o,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,re.mulMat4v4(this.inverseMatrix,i,r),re.mulVec3Scalar(r,1/r[3]),r[3]=1,r[1]*=-1,re.mulMat4v4(this.camera.inverseViewMatrix,r,s),s}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy(),this.scene.canvas.off(this._onCanvasBoundary)}}]),i}(),vi=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).camera=e,r._state=new hi({matrix:re.mat4(),inverseMatrix:re.mat4(),transposedMatrix:re.mat4(),near:.1,far:1e4}),r._left=-1,r._right=1,r._bottom=-1,r._top=1,r._inverseMatrixDirty=!0,r._transposedMatrixDirty=!0,r.left=s.left,r.right=s.right,r.bottom=s.bottom,r.top=s.top,r.near=s.near,r.far=s.far,r}return C(i,[{key:"type",get:function(){return"Frustum"}},{key:"_update",value:function(){re.frustumMat4(this._left,this._right,this._bottom,this._top,this._state.near,this._state.far,this._state.matrix),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}},{key:"left",get:function(){return this._left},set:function(e){this._left=null!=e?e:-1,this._needUpdate(0),this.fire("left",this._left)}},{key:"right",get:function(){return this._right},set:function(e){this._right=null!=e?e:1,this._needUpdate(0),this.fire("right",this._right)}},{key:"top",get:function(){return this._top},set:function(e){this._top=null!=e?e:1,this._needUpdate(0),this.fire("top",this._top)}},{key:"bottom",get:function(){return this._bottom},set:function(e){this._bottom=null!=e?e:-1,this._needUpdate(0),this.fire("bottom",this._bottom)}},{key:"near",get:function(){return this._state.near},set:function(e){this._state.near=null!=e?e:.1,this._needUpdate(0),this.fire("near",this._state.near)}},{key:"far",get:function(){return this._state.far},set:function(e){this._state.far=null!=e?e:1e4,this._needUpdate(0),this.fire("far",this._state.far)}},{key:"matrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"inverseMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(re.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}},{key:"transposedMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(re.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}},{key:"unproject",value:function(e,t,i,r,s){var n=this.scene.canvas.canvas,o=n.offsetWidth/2,a=n.offsetHeight/2;return i[0]=(e[0]-o)/o,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,re.mulMat4v4(this.inverseMatrix,i,r),re.mulVec3Scalar(r,1/r[3]),r[3]=1,r[1]*=-1,re.mulMat4v4(this.camera.inverseViewMatrix,r,s),s}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),gi=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).camera=e,r._state=new hi({matrix:re.mat4(),inverseMatrix:re.mat4(),transposedMatrix:re.mat4()}),r._inverseMatrixDirty=!0,r._transposedMatrixDirty=!1,r.matrix=s.matrix,r}return C(i,[{key:"type",get:function(){return"CustomProjection"}},{key:"matrix",get:function(){return this._state.matrix},set:function(e){this._state.matrix.set(e||[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]),this._inverseMatrixDirty=!0,this._transposedMatrixDirty=!0,this.glRedraw(),this.fire("matrix",this._state.matrix)}},{key:"inverseMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._inverseMatrixDirty&&(re.inverseMat4(this._state.matrix,this._state.inverseMatrix),this._inverseMatrixDirty=!1),this._state.inverseMatrix}},{key:"transposedMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._transposedMatrixDirty&&(re.transposeMat4(this._state.matrix,this._state.transposedMatrix),this._transposedMatrixDirty=!1),this._state.transposedMatrix}},{key:"unproject",value:function(e,t,i,r,s){var n=this.scene.canvas.canvas,o=n.offsetWidth/2,a=n.offsetHeight/2;return i[0]=(e[0]-o)/o,i[1]=(e[1]-a)/a,i[2]=t,i[3]=1,re.mulMat4v4(this.inverseMatrix,i,r),re.mulVec3Scalar(r,1/r[3]),r[3]=1,r[1]*=-1,re.mulMat4v4(this.camera.inverseViewMatrix,r,s),s}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),mi=re.vec3(),_i=re.vec3(),yi=re.vec3(),bi=re.vec3(),xi=re.vec3(),wi=re.vec3(),Bi=re.vec4(),Pi=re.vec4(),Ci=re.vec4(),Mi=re.mat4(),Ei=re.mat4(),Fi=re.vec3(),ki=re.vec3(),Ii=re.vec3(),Di=re.vec3(),Si=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new hi({deviceMatrix:re.mat4(),hasDeviceMatrix:!1,matrix:re.mat4(),normalMatrix:re.mat4(),inverseMatrix:re.mat4()}),r._perspective=new pi(b(r)),r._ortho=new fi(b(r)),r._frustum=new vi(b(r)),r._customProjection=new gi(b(r)),r._project=r._perspective,r._eye=re.vec3([0,0,10]),r._look=re.vec3([0,0,0]),r._up=re.vec3([0,1,0]),r._worldUp=re.vec3([0,1,0]),r._worldRight=re.vec3([1,0,0]),r._worldForward=re.vec3([0,0,-1]),r.deviceMatrix=s.deviceMatrix,r.eye=s.eye,r.look=s.look,r.up=s.up,r.worldAxis=s.worldAxis,r.gimbalLock=s.gimbalLock,r.constrainPitch=s.constrainPitch,r.projection=s.projection,r._perspective.on("matrix",(function(){"perspective"===r._projectionType&&r.fire("projMatrix",r._perspective.matrix)})),r._ortho.on("matrix",(function(){"ortho"===r._projectionType&&r.fire("projMatrix",r._ortho.matrix)})),r._frustum.on("matrix",(function(){"frustum"===r._projectionType&&r.fire("projMatrix",r._frustum.matrix)})),r._customProjection.on("matrix",(function(){"customProjection"===r._projectionType&&r.fire("projMatrix",r._customProjection.matrix)})),r}return C(i,[{key:"type",get:function(){return"Camera"}},{key:"_update",value:function(){var e,t=this._state;"ortho"===this.projection?(re.subVec3(this._eye,this._look,Fi),re.normalizeVec3(Fi,ki),re.mulVec3Scalar(ki,1e3,Ii),re.addVec3(this._look,Ii,Di),e=Di):e=this._eye,t.hasDeviceMatrix?(re.lookAtMat4v(e,this._look,this._up,Ei),re.mulMat4(t.deviceMatrix,Ei,t.matrix)):re.lookAtMat4v(e,this._look,this._up,t.matrix),re.inverseMat4(this._state.matrix,this._state.inverseMatrix),re.transposeMat4(this._state.inverseMatrix,this._state.normalMatrix),this.glRedraw(),this.fire("matrix",this._state.matrix),this.fire("viewMatrix",this._state.matrix)}},{key:"orbitYaw",value:function(e){var t=re.subVec3(this._eye,this._look,mi);re.rotationMat4v(.0174532925*e,this._gimbalLock?this._worldUp:this._up,Mi),t=re.transformPoint3(Mi,t,_i),this.eye=re.addVec3(this._look,t,yi),this.up=re.transformPoint3(Mi,this._up,bi)}},{key:"orbitPitch",value:function(e){if(!(this._constrainPitch&&(e=re.dotVec3(this._up,this._worldUp)/re.DEGTORAD)<1)){var t=re.subVec3(this._eye,this._look,mi),i=re.cross3Vec3(re.normalizeVec3(t,_i),re.normalizeVec3(this._up,yi));re.rotationMat4v(.0174532925*e,i,Mi),t=re.transformPoint3(Mi,t,bi),this.up=re.transformPoint3(Mi,this._up,xi),this.eye=re.addVec3(t,this._look,wi)}}},{key:"yaw",value:function(e){var t=re.subVec3(this._look,this._eye,mi);re.rotationMat4v(.0174532925*e,this._gimbalLock?this._worldUp:this._up,Mi),t=re.transformPoint3(Mi,t,_i),this.look=re.addVec3(t,this._eye,yi),this._gimbalLock&&(this.up=re.transformPoint3(Mi,this._up,bi))}},{key:"pitch",value:function(e){if(!(this._constrainPitch&&(e=re.dotVec3(this._up,this._worldUp)/re.DEGTORAD)<1)){var t=re.subVec3(this._look,this._eye,mi),i=re.cross3Vec3(re.normalizeVec3(t,_i),re.normalizeVec3(this._up,yi));re.rotationMat4v(.0174532925*e,i,Mi),this.up=re.transformPoint3(Mi,this._up,wi),t=re.transformPoint3(Mi,t,bi),this.look=re.addVec3(t,this._eye,xi)}}},{key:"pan",value:function(e){var t,i=re.subVec3(this._eye,this._look,mi),r=[0,0,0];if(0!==e[0]){var s=re.cross3Vec3(re.normalizeVec3(i,[]),re.normalizeVec3(this._up,_i));t=re.mulVec3Scalar(s,e[0]),r[0]+=t[0],r[1]+=t[1],r[2]+=t[2]}0!==e[1]&&(t=re.mulVec3Scalar(re.normalizeVec3(this._up,yi),e[1]),r[0]+=t[0],r[1]+=t[1],r[2]+=t[2]),0!==e[2]&&(t=re.mulVec3Scalar(re.normalizeVec3(i,bi),e[2]),r[0]+=t[0],r[1]+=t[1],r[2]+=t[2]),this.eye=re.addVec3(this._eye,r,xi),this.look=re.addVec3(this._look,r,wi)}},{key:"zoom",value:function(e){var t=re.subVec3(this._eye,this._look,mi),i=Math.abs(re.lenVec3(t,_i)),r=Math.abs(i+e);if(!(r<.5)){var s=re.normalizeVec3(t,yi);this.eye=re.addVec3(this._look,re.mulVec3Scalar(s,r),bi)}}},{key:"eye",get:function(){return this._eye},set:function(e){this._eye.set(e||[0,0,10]),this._needUpdate(0),this.fire("eye",this._eye)}},{key:"look",get:function(){return this._look},set:function(e){this._look.set(e||[0,0,0]),this._needUpdate(0),this.fire("look",this._look)}},{key:"up",get:function(){return this._up},set:function(e){this._up.set(e||[0,1,0]),this._needUpdate(0),this.fire("up",this._up)}},{key:"deviceMatrix",get:function(){return this._state.deviceMatrix},set:function(e){this._state.deviceMatrix.set(e||[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]),this._state.hasDeviceMatrix=!!e,this._needUpdate(0),this.fire("deviceMatrix",this._state.deviceMatrix)}},{key:"worldAxis",get:function(){return this._worldAxis},set:function(e){e=e||[1,0,0,0,1,0,0,0,1],this._worldAxis?this._worldAxis.set(e):this._worldAxis=re.vec3(e),this._worldRight[0]=this._worldAxis[0],this._worldRight[1]=this._worldAxis[1],this._worldRight[2]=this._worldAxis[2],this._worldUp[0]=this._worldAxis[3],this._worldUp[1]=this._worldAxis[4],this._worldUp[2]=this._worldAxis[5],this._worldForward[0]=this._worldAxis[6],this._worldForward[1]=this._worldAxis[7],this._worldForward[2]=this._worldAxis[8],this.fire("worldAxis",this._worldAxis)}},{key:"worldUp",get:function(){return this._worldUp}},{key:"xUp",get:function(){return this._worldUp[0]>this._worldUp[1]&&this._worldUp[0]>this._worldUp[2]}},{key:"yUp",get:function(){return this._worldUp[1]>this._worldUp[0]&&this._worldUp[1]>this._worldUp[2]}},{key:"zUp",get:function(){return this._worldUp[2]>this._worldUp[0]&&this._worldUp[2]>this._worldUp[1]}},{key:"worldRight",get:function(){return this._worldRight}},{key:"worldForward",get:function(){return this._worldForward}},{key:"gimbalLock",get:function(){return this._gimbalLock},set:function(e){this._gimbalLock=!1!==e,this.fire("gimbalLock",this._gimbalLock)}},{key:"constrainPitch",set:function(e){this._constrainPitch=!!e,this.fire("constrainPitch",this._constrainPitch)}},{key:"eyeLookDist",get:function(){return re.lenVec3(re.subVec3(this._look,this._eye,mi))}},{key:"matrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"viewMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.matrix}},{key:"normalMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.normalMatrix}},{key:"viewNormalMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.normalMatrix}},{key:"inverseViewMatrix",get:function(){return this._updateScheduled&&this._doUpdate(),this._state.inverseMatrix}},{key:"projMatrix",get:function(){return this[this.projection].matrix}},{key:"perspective",get:function(){return this._perspective}},{key:"ortho",get:function(){return this._ortho}},{key:"frustum",get:function(){return this._frustum}},{key:"customProjection",get:function(){return this._customProjection}},{key:"projection",get:function(){return this._projectionType},set:function(e){e=e||"perspective",this._projectionType!==e&&("perspective"===e?this._project=this._perspective:"ortho"===e?this._project=this._ortho:"frustum"===e?this._project=this._frustum:"customProjection"===e?this._project=this._customProjection:(this.error("Unsupported value for 'projection': "+e+" defaulting to 'perspective'"),this._project=this._perspective,e="perspective"),this._project._update(),this._projectionType=e,this.glRedraw(),this._update(),this.fire("dirty"),this.fire("projection",this._projectionType),this.fire("projMatrix",this._project.matrix))}},{key:"project",get:function(){return this._project}},{key:"projectWorldPos",value:function(e){var t=Bi,i=Pi,r=Ci;t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=1,re.mulMat4v4(this.viewMatrix,t,i),re.mulMat4v4(this.projMatrix,i,r),re.mulVec3Scalar(r,1/r[3]),r[3]=1,r[1]*=-1;var s=this.scene.canvas.canvas,n=s.offsetWidth/2,o=s.offsetHeight/2;return[r[0]*n+n,r[1]*o+o]}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),Ti=function(e){g(i,Ce);var t=_(i);function i(e){var r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),t.call(this,e,r)}return C(i,[{key:"type",get:function(){return"Light"}},{key:"isLight",get:function(){return!0}}]),i}(),Li=function(e){g(i,Ti);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e,s))._shadowRenderBuf=null,r._shadowViewMatrix=null,r._shadowProjMatrix=null,r._shadowViewMatrixDirty=!0,r._shadowProjMatrixDirty=!0;var n=r.scene.camera,o=r.scene.canvas;return r._onCameraViewMatrix=n.on("viewMatrix",(function(){r._shadowViewMatrixDirty=!0})),r._onCameraProjMatrix=n.on("projMatrix",(function(){r._shadowProjMatrixDirty=!0})),r._onCanvasBoundary=o.on("boundary",(function(){r._shadowProjMatrixDirty=!0})),r._state=new hi({type:"dir",dir:re.vec3([1,1,1]),color:re.vec3([.7,.7,.8]),intensity:1,space:s.space||"view",castsShadow:!1,getShadowViewMatrix:function(){if(r._shadowViewMatrixDirty){r._shadowViewMatrix||(r._shadowViewMatrix=re.identityMat4());var e=r.scene.camera,t=r._state.dir,i=e.look,s=[i[0]-t[0],i[1]-t[1],i[2]-t[2]];re.lookAtMat4v(s,i,[0,1,0],r._shadowViewMatrix),r._shadowViewMatrixDirty=!1}return r._shadowViewMatrix},getShadowProjMatrix:function(){return r._shadowProjMatrixDirty&&(r._shadowProjMatrix||(r._shadowProjMatrix=re.identityMat4()),re.orthoMat4c(-40,40,-40,40,-40,80,r._shadowProjMatrix),r._shadowProjMatrixDirty=!1),r._shadowProjMatrix},getShadowRenderBuf:function(){return r._shadowRenderBuf||(r._shadowRenderBuf=new oi(r.scene.canvas.canvas,r.scene.canvas.gl,{size:[1024,1024]})),r._shadowRenderBuf}}),r.dir=s.dir,r.color=s.color,r.intensity=s.intensity,r.castsShadow=s.castsShadow,r.scene._lightCreated(b(r)),r}return C(i,[{key:"type",get:function(){return"DirLight"}},{key:"dir",get:function(){return this._state.dir},set:function(e){this._state.dir.set(e||[1,1,1]),this._shadowViewMatrixDirty=!0,this.glRedraw()}},{key:"color",get:function(){return this._state.color},set:function(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}},{key:"intensity",get:function(){return this._state.intensity},set:function(e){e=void 0!==e?e:1,this._state.intensity=e,this.glRedraw()}},{key:"castsShadow",get:function(){return this._state.castsShadow},set:function(e){e=!!e,this._state.castsShadow!==e&&(this._state.castsShadow=e,this._shadowViewMatrixDirty=!0,this.glRedraw())}},{key:"destroy",value:function(){var e=this.scene.camera,t=this.scene.canvas;e.off(this._onCameraViewMatrix),e.off(this._onCameraProjMatrix),t.off(this._onCanvasBoundary),f(x(i.prototype),"destroy",this).call(this),this._state.destroy(),this._shadowRenderBuf&&this._shadowRenderBuf.destroy(),this.scene._lightDestroyed(this),this.glRedraw()}}]),i}(),Ri=function(e){g(i,Ti);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state={type:"ambient",color:re.vec3([.7,.7,.7]),intensity:1},r.color=s.color,r.intensity=s.intensity,r.scene._lightCreated(b(r)),r}return C(i,[{key:"type",get:function(){return"AmbientLight"}},{key:"color",get:function(){return this._state.color},set:function(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}},{key:"intensity",get:function(){return this._state.intensity},set:function(e){this._state.intensity=void 0!==e?e:1,this.glRedraw()}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this.scene._lightDestroyed(this)}}]),i}(),Ui=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),r=t.call(this,e,s),ae.memory.meshes++,r}return C(i,[{key:"type",get:function(){return"Geometry"}},{key:"isGeometry",get:function(){return!0}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),ae.memory.meshes--}}]),i}(),Oi=function(){var e=[],t=[],i=[],r=[],s=[],n=0,o=new Uint16Array(3),a=new Uint16Array(3),l=new Uint16Array(3),u=re.vec3(),c=re.vec3(),A=re.vec3(),h=re.vec3(),d=re.vec3(),p=re.vec3(),f=re.vec3();return function(v,g,m,_){!function(s,n){var o,a,l,u,c,A,h={},d=Math.pow(10,4),p=0;for(c=0,A=s.length;c<A;c+=3)o=s[c],a=s[c+1],l=s[c+2],void 0===h[u=Math.round(o*d)+"_"+Math.round(a*d)+"_"+Math.round(l*d)]&&(h[u]=p/3,e[p++]=o,e[p++]=a,e[p++]=l),t[c/3]=h[u];for(c=0,A=n.length;c<A;c++)r[c]=t[n[c]],i[r[c]]=n[c]}(v,g),function(t,i){n=0;for(var v=0,g=t;v<g;v+=3){var m=3*r[v],_=3*r[v+1],y=3*r[v+2];i?(o[0]=e[m],o[1]=e[m+1],o[2]=e[m+2],a[0]=e[_],a[1]=e[_+1],a[2]=e[_+2],l[0]=e[y],l[1]=e[y+1],l[2]=e[y+2],re.decompressPosition(o,i,u),re.decompressPosition(a,i,c),re.decompressPosition(l,i,A)):(u[0]=e[m],u[1]=e[m+1],u[2]=e[m+2],c[0]=e[_],c[1]=e[_+1],c[2]=e[_+2],A[0]=e[y],A[1]=e[y+1],A[2]=e[y+2]),re.subVec3(A,c,h),re.subVec3(u,c,d),re.cross3Vec3(h,d,p),re.normalizeVec3(p,f);var b=s[n]||(s[n]={normal:re.vec3()});b.normal[0]=f[0],b.normal[1]=f[1],b.normal[2]=f[2],n++}}(g.length,m);for(var y,b,x,w,B,P,C,M,E,F,k=[],I=Math.cos(re.DEGTORAD*_),D={},S=!1,T=0,L=g.length;T<L;T+=3)for(var R=T/3,U=0;U<3;U++)y=r[T+U],b=r[T+(U+1)%3],void 0===D[B=(x=Math.min(y,b))+","+(w=Math.max(y,b))]?D[B]={index1:x,index2:w,face1:R,face2:void 0}:D[B].face2=R;for(B in D)void 0!==(P=D[B]).face2&&(C=s[P.face1].normal,M=s[P.face2].normal,re.dotVec3(C,M)>I)||(E=i[P.index1],F=i[P.index2],(!S&&E>65535||F>65535)&&(S=!0),k.push(E),k.push(F));return S?new Uint32Array(k):new Uint16Array(k)}}();var Ni=function(){var e=re.mat4(),t=re.mat4();return function(i,r){r=r||re.mat4();var s=i[0],n=i[1],o=i[2],a=i[3]-s,l=i[4]-n,u=i[5]-o,c=65535;return re.identityMat4(e),re.translationMat4v(i,e),re.identityMat4(t),re.scalingMat4v([a/c,l/c,u/c],t),re.mulMat4(e,t,r),r}}(),Qi=function(){var e=re.mat4(),t=re.mat4();return function(i,r,s){var n,o=new Uint16Array(i.length),a=new Float32Array([s[0]!==r[0]?65535/(s[0]-r[0]):0,s[1]!==r[1]?65535/(s[1]-r[1]):0,s[2]!==r[2]?65535/(s[2]-r[2]):0]);for(n=0;n<i.length;n+=3)o[n+0]=Math.max(0,Math.min(65535,Math.floor((i[n+0]-r[0])*a[0]))),o[n+1]=Math.max(0,Math.min(65535,Math.floor((i[n+1]-r[1])*a[1]))),o[n+2]=Math.max(0,Math.min(65535,Math.floor((i[n+2]-r[2])*a[2])));return re.identityMat4(e),re.translationMat4v(r,e),re.identityMat4(t),re.scalingMat4v([(s[0]-r[0])/65535,(s[1]-r[1])/65535,(s[2]-r[2])/65535],t),{quantized:o,decodeMatrix:re.mulMat4(e,t,re.identityMat4())}}}();var Vi=function(){var e=re.mat3(),t=re.mat3();return function(i,r,s){var n,o=new Uint16Array(i.length),a=new Float32Array([65535/(s[0]-r[0]),65535/(s[1]-r[1])]);for(n=0;n<i.length;n+=2)o[n+0]=Math.max(0,Math.min(65535,Math.floor((i[n+0]-r[0])*a[0]))),o[n+1]=Math.max(0,Math.min(65535,Math.floor((i[n+1]-r[1])*a[1])));return re.identityMat3(e),re.translationMat3v(r,e),re.identityMat3(t),re.scalingMat3v([(s[0]-r[0])/65535,(s[1]-r[1])/65535],t),{quantized:o,decodeMatrix:re.mulMat3(e,t,re.identityMat3())}}}();function Hi(e,t,i,r){var s=e[t]/(Math.abs(e[t])+Math.abs(e[t+1])+Math.abs(e[t+2])),n=e[t+1]/(Math.abs(e[t])+Math.abs(e[t+1])+Math.abs(e[t+2]));if(e[t+2]<0){var o=(1-Math.abs(n))*(s>=0?1:-1),a=(1-Math.abs(s))*(n>=0?1:-1);s=o,n=a}return new Int8Array([Math[i](127.5*s+(s<0?-1:0)),Math[r](127.5*n+(n<0?-1:0))])}function ji(e){var t=e[0],i=e[1];t/=t<0?127:128,i/=i<0?127:128;var r=1-Math.abs(t)-Math.abs(i);r<0&&(t=(1-Math.abs(i))*(t>=0?1:-1),i=(1-Math.abs(t))*(i>=0?1:-1));var s=Math.sqrt(t*t+i*i+r*r);return[t/s,i/s,r/s]}function Gi(e,t,i){return e[t]*i[0]+e[t+1]*i[1]+e[t+2]*i[2]}var zi={getPositionsBounds:function(e){var t,i,r=new Float32Array(3),s=new Float32Array(3);for(t=0;t<3;t++)r[t]=Number.MAX_VALUE,s[t]=-Number.MAX_VALUE;for(t=0;t<e.length;t+=3)for(i=0;i<3;i++)r[i]=Math.min(r[i],e[t+i]),s[i]=Math.max(s[i],e[t+i]);return{min:r,max:s}},createPositionsDecodeMatrix:Ni,compressPositions:Qi,compressPosition:function(e,t,i){var r=new Float32Array([t[3]!==t[0]?65535/(t[3]-t[0]):0,t[4]!==t[1]?65535/(t[4]-t[1]):0,t[5]!==t[2]?65535/(t[5]-t[2]):0]);i[0]=Math.max(0,Math.min(65535,Math.floor((e[0]-t[0])*r[0]))),i[1]=Math.max(0,Math.min(65535,Math.floor((e[1]-t[1])*r[1]))),i[2]=Math.max(0,Math.min(65535,Math.floor((e[2]-t[2])*r[2])))},decompressPositions:function(e,t){for(var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new Float32Array(e.length),r=0,s=e.length;r<s;r+=3)i[r+0]=e[r+0]*t[0]+t[12],i[r+1]=e[r+1]*t[5]+t[13],i[r+2]=e[r+2]*t[10]+t[14];return i},decompressPosition:function(e,t,i){return i[0]=e[0]*t[0]+t[12],i[1]=e[1]*t[5]+t[13],i[2]=e[2]*t[10]+t[14],i},decompressAABB:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:e;return i[0]=e[0]*t[0]+t[12],i[1]=e[1]*t[5]+t[13],i[2]=e[2]*t[10]+t[14],i[3]=e[3]*t[0]+t[12],i[4]=e[4]*t[5]+t[13],i[5]=e[5]*t[10]+t[14],i},getUVBounds:function(e){var t,i,r=new Float32Array(2),s=new Float32Array(2);for(t=0;t<2;t++)r[t]=Number.MAX_VALUE,s[t]=-Number.MAX_VALUE;for(t=0;t<e.length;t+=2)for(i=0;i<2;i++)r[i]=Math.min(r[i],e[t+i]),s[i]=Math.max(s[i],e[t+i]);return{min:r,max:s}},compressUVs:Vi,decompressUVs:function(e,t){for(var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new Float32Array(e.length),r=0,s=e.length;r<s;r+=3)i[r+0]=e[r+0]*t[0]+t[6],i[r+1]=e[r+1]*t[4]+t[7];return i},decompressUV:function(e,t,i){i[0]=e[0]*t[0]+t[6],i[1]=e[1]*t[4]+t[7]},compressNormals:function(e){for(var t,i,r,s,n=new Int8Array(e.length),o=0;o<e.length;o+=3)i=t=Hi(e,o,"floor","floor"),r=s=Gi(e,o,ji(t)),(r=Gi(e,o,ji(t=Hi(e,o,"ceil","floor"))))>s&&(i=t,s=r),(r=Gi(e,o,ji(t=Hi(e,o,"floor","ceil"))))>s&&(i=t,s=r),(r=Gi(e,o,ji(t=Hi(e,o,"ceil","ceil"))))>s&&(i=t,s=r),n[o]=i[0],n[o+1]=i[1];return n},decompressNormals:function(e,t){for(var i=0,r=0,s=e.length;i<s;i+=2){var n=e[i+0],o=e[i+1];n=(2*n+1)/255,o=(2*o+1)/255;var a=1-Math.abs(n)-Math.abs(o);a<0&&(n=(1-Math.abs(o))*(n>=0?1:-1),o=(1-Math.abs(n))*(o>=0?1:-1));var l=Math.sqrt(n*n+o*o+a*a);t[r+0]=n/l,t[r+1]=o/l,t[r+2]=a/l,r+=3}return t},decompressNormal:function(e,t){var i=e[0],r=e[1];i=(2*i+1)/255,r=(2*r+1)/255;var s=1-Math.abs(i)-Math.abs(r);s<0&&(i=(1-Math.abs(r))*(i>=0?1:-1),r=(1-Math.abs(i))*(r>=0?1:-1));var n=Math.sqrt(i*i+r*r+s*s);return t[0]=i/n,t[1]=r/n,t[2]=s/n,t}},Wi=ae.memory,Ki=re.AABB3(),Xi=function(e){g(i,Ui);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e,s))._state=new hi({compressGeometry:!!s.compressGeometry,primitive:null,primitiveName:null,positions:null,normals:null,colors:null,uv:null,indices:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,positionsBuf:null,normalsBuf:null,colorsbuf:null,uvBuf:null,indicesBuf:null,hash:""}),r._numTriangles=0,r._edgeThreshold=s.edgeThreshold||10,r._edgeIndicesBuf=null,r._pickTrianglePositionsBuf=null,r._pickTriangleColorsBuf=null,r._aabbDirty=!0,r._boundingSphere=!0,r._aabb=null,r._aabbDirty=!0,r._obb=null,r._obbDirty=!0;var n=r._state,o=r.scene.canvas.gl;switch(s.primitive=s.primitive||"triangles",s.primitive){case"points":n.primitive=o.POINTS,n.primitiveName=s.primitive;break;case"lines":n.primitive=o.LINES,n.primitiveName=s.primitive;break;case"line-loop":n.primitive=o.LINE_LOOP,n.primitiveName=s.primitive;break;case"line-strip":n.primitive=o.LINE_STRIP,n.primitiveName=s.primitive;break;case"triangles":n.primitive=o.TRIANGLES,n.primitiveName=s.primitive;break;case"triangle-strip":n.primitive=o.TRIANGLE_STRIP,n.primitiveName=s.primitive;break;case"triangle-fan":n.primitive=o.TRIANGLE_FAN,n.primitiveName=s.primitive;break;default:r.error("Unsupported value for 'primitive': '"+s.primitive+"' - supported values are 'points', 'lines', 'line-loop', 'line-strip', 'triangles', 'triangle-strip' and 'triangle-fan'. Defaulting to 'triangles'."),n.primitive=o.TRIANGLES,n.primitiveName=s.primitive}if(s.positions)if(r._state.compressGeometry){var a=zi.getPositionsBounds(s.positions),l=zi.compressPositions(s.positions,a.min,a.max);n.positions=l.quantized,n.positionsDecodeMatrix=l.decodeMatrix}else n.positions=s.positions.constructor===Float32Array?s.positions:new Float32Array(s.positions);if(s.colors&&(n.colors=s.colors.constructor===Float32Array?s.colors:new Float32Array(s.colors)),s.uv)if(r._state.compressGeometry){var u=zi.getUVBounds(s.uv),c=zi.compressUVs(s.uv,u.min,u.max);n.uv=c.quantized,n.uvDecodeMatrix=c.decodeMatrix}else n.uv=s.uv.constructor===Float32Array?s.uv:new Float32Array(s.uv);return s.normals&&(r._state.compressGeometry?n.normals=zi.compressNormals(s.normals):n.normals=s.normals.constructor===Float32Array?s.normals:new Float32Array(s.normals)),s.indices&&(n.indices=s.indices.constructor===Uint32Array||s.indices.constructor===Uint16Array?s.indices:new Uint32Array(s.indices),"triangles"===r._state.primitiveName&&(r._numTriangles=s.indices.length/3)),r._buildHash(),Wi.meshes++,r._buildVBOs(),r}return C(i,[{key:"type",get:function(){return"ReadableGeometry"}},{key:"isReadableGeometry",get:function(){return!0}},{key:"_buildVBOs",value:function(){var e=this._state,t=this.scene.canvas.gl;if(e.indices&&(e.indicesBuf=new Wt(t,t.ELEMENT_ARRAY_BUFFER,e.indices,e.indices.length,1,t.STATIC_DRAW),Wi.indices+=e.indicesBuf.numItems),e.positions&&(e.positionsBuf=new Wt(t,t.ARRAY_BUFFER,e.positions,e.positions.length,3,t.STATIC_DRAW),Wi.positions+=e.positionsBuf.numItems),e.normals){var i=e.compressGeometry;e.normalsBuf=new Wt(t,t.ARRAY_BUFFER,e.normals,e.normals.length,3,t.STATIC_DRAW,i),Wi.normals+=e.normalsBuf.numItems}e.colors&&(e.colorsBuf=new Wt(t,t.ARRAY_BUFFER,e.colors,e.colors.length,4,t.STATIC_DRAW),Wi.colors+=e.colorsBuf.numItems),e.uv&&(e.uvBuf=new Wt(t,t.ARRAY_BUFFER,e.uv,e.uv.length,2,t.STATIC_DRAW),Wi.uvs+=e.uvBuf.numItems)}},{key:"_buildHash",value:function(){var e=this._state,t=["/g"];t.push("/"+e.primitive+";"),e.positions&&t.push("p"),e.colors&&t.push("c"),(e.normals||e.autoVertexNormals)&&t.push("n"),e.uv&&t.push("u"),e.compressGeometry&&t.push("cp"),t.push(";"),e.hash=t.join("")}},{key:"_getEdgeIndices",value:function(){return this._edgeIndicesBuf||this._buildEdgeIndices(),this._edgeIndicesBuf}},{key:"_getPickTrianglePositions",value:function(){return this._pickTrianglePositionsBuf||this._buildPickTriangleVBOs(),this._pickTrianglePositionsBuf}},{key:"_getPickTriangleColors",value:function(){return this._pickTriangleColorsBuf||this._buildPickTriangleVBOs(),this._pickTriangleColorsBuf}},{key:"_buildEdgeIndices",value:function(){var e=this._state;if(e.positions&&e.indices){var t=this.scene.canvas.gl,i=Oi(e.positions,e.indices,e.positionsDecodeMatrix,this._edgeThreshold);this._edgeIndicesBuf=new Wt(t,t.ELEMENT_ARRAY_BUFFER,i,i.length,1,t.STATIC_DRAW),Wi.indices+=this._edgeIndicesBuf.numItems}}},{key:"_buildPickTriangleVBOs",value:function(){var e=this._state;if(e.positions&&e.indices){var t=this.scene.canvas.gl,i=re.buildPickTriangles(e.positions,e.indices,e.compressGeometry),r=i.positions,s=i.colors;this._pickTrianglePositionsBuf=new Wt(t,t.ARRAY_BUFFER,r,r.length,3,t.STATIC_DRAW),this._pickTriangleColorsBuf=new Wt(t,t.ARRAY_BUFFER,s,s.length,4,t.STATIC_DRAW,!0),Wi.positions+=this._pickTrianglePositionsBuf.numItems,Wi.colors+=this._pickTriangleColorsBuf.numItems}}},{key:"_buildPickVertexVBOs",value:function(){}},{key:"_webglContextLost",value:function(){this._sceneVertexBufs&&this._sceneVertexBufs.webglContextLost()}},{key:"_webglContextRestored",value:function(){this._sceneVertexBufs&&this._sceneVertexBufs.webglContextRestored(),this._buildVBOs(),this._edgeIndicesBuf=null,this._pickVertexPositionsBuf=null,this._pickTrianglePositionsBuf=null,this._pickTriangleColorsBuf=null,this._pickVertexPositionsBuf=null,this._pickVertexColorsBuf=null}},{key:"primitive",get:function(){return this._state.primitiveName}},{key:"compressGeometry",get:function(){return this._state.compressGeometry}},{key:"positions",get:function(){return this._state.positions?this._state.compressGeometry?(this._decompressedPositions||(this._decompressedPositions=new Float32Array(this._state.positions.length),zi.decompressPositions(this._state.positions,this._state.positionsDecodeMatrix,this._decompressedPositions)),this._decompressedPositions):this._state.positions:null},set:function(e){var t=this._state,i=t.positions;if(i)if(i.length===e.length){if(this._state.compressGeometry){var r=zi.getPositionsBounds(e),s=zi.compressPositions(e,r.min,r.max);e=s.quantized,t.positionsDecodeMatrix=s.decodeMatrix}i.set(e),t.positionsBuf&&t.positionsBuf.setData(i),this._setAABBDirty(),this.glRedraw()}else this.error("can't update geometry positions - new positions are wrong length");else this.error("can't update geometry positions - geometry has no positions")}},{key:"normals",get:function(){if(this._state.normals){if(!this._state.compressGeometry)return this._state.normals;if(!this._decompressedNormals){var e=this._state.normals.length,t=e+e/2;this._decompressedNormals=new Float32Array(t),zi.decompressNormals(this._state.normals,this._decompressedNormals)}return this._decompressedNormals}},set:function(e){if(this._state.compressGeometry)this.error("can't update geometry normals - quantized geometry is immutable");else{var t=this._state,i=t.normals;i?i.length===e.length?(i.set(e),t.normalsBuf&&t.normalsBuf.setData(i),this.glRedraw()):this.error("can't update geometry normals - new normals are wrong length"):this.error("can't update geometry normals - geometry has no normals")}}},{key:"uv",get:function(){return this._state.uv?this._state.compressGeometry?(this._decompressedUV||(this._decompressedUV=new Float32Array(this._state.uv.length),zi.decompressUVs(this._state.uv,this._state.uvDecodeMatrix,this._decompressedUV)),this._decompressedUV):this._state.uv:null},set:function(e){if(this._state.compressGeometry)this.error("can't update geometry UVs - quantized geometry is immutable");else{var t=this._state,i=t.uv;i?i.length===e.length?(i.set(e),t.uvBuf&&t.uvBuf.setData(i),this.glRedraw()):this.error("can't update geometry UVs - new UVs are wrong length"):this.error("can't update geometry UVs - geometry has no UVs")}}},{key:"colors",get:function(){return this._state.colors},set:function(e){if(this._state.compressGeometry)this.error("can't update geometry colors - quantized geometry is immutable");else{var t=this._state,i=t.colors;i?i.length===e.length?(i.set(e),t.colorsBuf&&t.colorsBuf.setData(i),this.glRedraw()):this.error("can't update geometry colors - new colors are wrong length"):this.error("can't update geometry colors - geometry has no colors")}}},{key:"indices",get:function(){return this._state.indices}},{key:"aabb",get:function(){return this._aabbDirty&&(this._aabb||(this._aabb=re.AABB3()),re.positions3ToAABB3(this._state.positions,this._aabb,this._state.positionsDecodeMatrix),this._aabbDirty=!1),this._aabb}},{key:"obb",get:function(){return this._obbDirty&&(this._obb||(this._obb=re.OBB3()),re.positions3ToAABB3(this._state.positions,Ki,this._state.positionsDecodeMatrix),re.AABB3ToOBB3(Ki,this._obb),this._obbDirty=!1),this._obb}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"_setAABBDirty",value:function(){this._aabbDirty||(this._aabbDirty=!0,this._aabbDirty=!0,this._obbDirty=!0)}},{key:"_getState",value:function(){return this._state}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this);var e=this._state;e.indicesBuf&&e.indicesBuf.destroy(),e.positionsBuf&&e.positionsBuf.destroy(),e.normalsBuf&&e.normalsBuf.destroy(),e.uvBuf&&e.uvBuf.destroy(),e.colorsBuf&&e.colorsBuf.destroy(),this._edgeIndicesBuf&&this._edgeIndicesBuf.destroy(),this._pickTrianglePositionsBuf&&this._pickTrianglePositionsBuf.destroy(),this._pickTriangleColorsBuf&&this._pickTriangleColorsBuf.destroy(),this._pickVertexPositionsBuf&&this._pickVertexPositionsBuf.destroy(),this._pickVertexColorsBuf&&this._pickVertexColorsBuf.destroy(),e.destroy(),Wi.meshes--}}]),i}();function Ji(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);var i=e.ySize||1;i<0&&(console.error("negative ySize not allowed - will invert"),i*=-1);var r=e.zSize||1;r<0&&(console.error("negative zSize not allowed - will invert"),r*=-1);var s=e.center,n=s?s[0]:0,o=s?s[1]:0,a=s?s[2]:0,l=-t+n,u=-i+o,c=-r+a,A=t+n,h=i+o,d=r+a;return he.apply(e,{positions:[A,h,d,l,h,d,l,u,d,A,u,d,A,h,d,A,u,d,A,u,c,A,h,c,A,h,d,A,h,c,l,h,c,l,h,d,l,h,d,l,h,c,l,u,c,l,u,d,l,u,c,A,u,c,A,u,d,l,u,d,A,u,c,l,u,c,l,h,c,A,h,c],normals:[0,0,1,0,0,1,0,0,1,0,0,1,1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1],uv:[1,0,0,0,0,1,1,1,0,0,0,1,1,1,1,0,1,1,1,0,0,0,0,1,1,0,0,0,0,1,1,1,0,1,1,1,1,0,0,0,0,1,1,1,1,0,0,0],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]})}var Yi=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),r=t.call(this,e,s),ae.memory.materials++,r}return C(i,[{key:"type",get:function(){return"Material"}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),ae.memory.materials--}}]),i}(),Zi={opaque:0,mask:1,blend:2},qi=["opaque","mask","blend"],$i=function(e){g(i,Yi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new hi({type:"PhongMaterial",ambient:re.vec3([1,1,1]),diffuse:re.vec3([1,1,1]),specular:re.vec3([1,1,1]),emissive:re.vec3([0,0,0]),alpha:null,shininess:null,reflectivity:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),r.ambient=s.ambient,r.diffuse=s.diffuse,r.specular=s.specular,r.emissive=s.emissive,r.alpha=s.alpha,r.shininess=s.shininess,r.reflectivity=s.reflectivity,r.lineWidth=s.lineWidth,r.pointSize=s.pointSize,s.ambientMap&&(r._ambientMap=r._checkComponent("Texture",s.ambientMap)),s.diffuseMap&&(r._diffuseMap=r._checkComponent("Texture",s.diffuseMap)),s.specularMap&&(r._specularMap=r._checkComponent("Texture",s.specularMap)),s.emissiveMap&&(r._emissiveMap=r._checkComponent("Texture",s.emissiveMap)),s.alphaMap&&(r._alphaMap=r._checkComponent("Texture",s.alphaMap)),s.reflectivityMap&&(r._reflectivityMap=r._checkComponent("Texture",s.reflectivityMap)),s.normalMap&&(r._normalMap=r._checkComponent("Texture",s.normalMap)),s.occlusionMap&&(r._occlusionMap=r._checkComponent("Texture",s.occlusionMap)),s.diffuseFresnel&&(r._diffuseFresnel=r._checkComponent("Fresnel",s.diffuseFresnel)),s.specularFresnel&&(r._specularFresnel=r._checkComponent("Fresnel",s.specularFresnel)),s.emissiveFresnel&&(r._emissiveFresnel=r._checkComponent("Fresnel",s.emissiveFresnel)),s.alphaFresnel&&(r._alphaFresnel=r._checkComponent("Fresnel",s.alphaFresnel)),s.reflectivityFresnel&&(r._reflectivityFresnel=r._checkComponent("Fresnel",s.reflectivityFresnel)),r.alphaMode=s.alphaMode,r.alphaCutoff=s.alphaCutoff,r.backfaces=s.backfaces,r.frontface=s.frontface,r._makeHash(),r}return C(i,[{key:"type",get:function(){return"PhongMaterial"}},{key:"_makeHash",value:function(){var e=this._state,t=["/p"];this._normalMap&&(t.push("/nm"),this._normalMap.hasMatrix&&t.push("/mat")),this._ambientMap&&(t.push("/am"),this._ambientMap.hasMatrix&&t.push("/mat"),t.push("/"+this._ambientMap.encoding)),this._diffuseMap&&(t.push("/dm"),this._diffuseMap.hasMatrix&&t.push("/mat"),t.push("/"+this._diffuseMap.encoding)),this._specularMap&&(t.push("/sm"),this._specularMap.hasMatrix&&t.push("/mat")),this._emissiveMap&&(t.push("/em"),this._emissiveMap.hasMatrix&&t.push("/mat"),t.push("/"+this._emissiveMap.encoding)),this._alphaMap&&(t.push("/opm"),this._alphaMap.hasMatrix&&t.push("/mat")),this._reflectivityMap&&(t.push("/rm"),this._reflectivityMap.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap.hasMatrix&&t.push("/mat")),this._diffuseFresnel&&t.push("/df"),this._specularFresnel&&t.push("/sf"),this._emissiveFresnel&&t.push("/ef"),this._alphaFresnel&&t.push("/of"),this._reflectivityFresnel&&t.push("/rf"),t.push(";"),e.hash=t.join("")}},{key:"ambient",get:function(){return this._state.ambient},set:function(e){var t=this._state.ambient;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.ambient=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}},{key:"diffuse",get:function(){return this._state.diffuse},set:function(e){var t=this._state.diffuse;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.diffuse=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"specular",get:function(){return this._state.specular},set:function(e){var t=this._state.specular;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.specular=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"emissive",get:function(){return this._state.emissive},set:function(e){var t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}},{key:"alpha",get:function(){return this._state.alpha},set:function(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}},{key:"shininess",get:function(){return this._state.shininess},set:function(e){this._state.shininess=void 0!==e?e:80,this.glRedraw()}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||1,this.glRedraw()}},{key:"reflectivity",get:function(){return this._state.reflectivity},set:function(e){this._state.reflectivity=void 0!==e?e:1,this.glRedraw()}},{key:"normalMap",get:function(){return this._normalMap}},{key:"ambientMap",get:function(){return this._ambientMap}},{key:"diffuseMap",get:function(){return this._diffuseMap}},{key:"specularMap",get:function(){return this._specularMap}},{key:"emissiveMap",get:function(){return this._emissiveMap}},{key:"alphaMap",get:function(){return this._alphaMap}},{key:"reflectivityMap",get:function(){return this._reflectivityMap}},{key:"occlusionMap",get:function(){return this._occlusionMap}},{key:"diffuseFresnel",get:function(){return this._diffuseFresnel}},{key:"specularFresnel",get:function(){return this._specularFresnel}},{key:"emissiveFresnel",get:function(){return this._emissiveFresnel}},{key:"alphaFresnel",get:function(){return this._alphaFresnel}},{key:"reflectivityFresnel",get:function(){return this._reflectivityFresnel}},{key:"alphaMode",get:function(){return qi[this._state.alphaMode]},set:function(e){var t=Zi[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" - defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}},{key:"alphaCutoff",get:function(){return this._state.alphaCutoff},set:function(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"frontface",get:function(){return this._state.frontface?"ccw":"cw"},set:function(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),er={default:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.2,.2,.2],edgeAlpha:.5,edgeWidth:1},defaultWhiteBG:{fill:!0,fillColor:[1,1,1],fillAlpha:.6,edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultLightBG:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.2,.2,.2],edgeAlpha:.5,edgeWidth:1},defaultDarkBG:{fill:!0,fillColor:[.4,.4,.4],fillAlpha:.2,edges:!0,edgeColor:[.5,.5,.5],edgeAlpha:.5,edgeWidth:1},phosphorous:{fill:!0,fillColor:[0,0,0],fillAlpha:.4,edges:!0,edgeColor:[.9,.9,.9],edgeAlpha:.5,edgeWidth:2},sunset:{fill:!0,fillColor:[.9,.9,.6],fillAlpha:.2,edges:!0,edgeColor:[.9,.9,.9],edgeAlpha:.5,edgeWidth:1},vectorscope:{fill:!0,fillColor:[0,0,0],fillAlpha:.7,edges:!0,edgeColor:[.2,1,.2],edgeAlpha:1,edgeWidth:2},battlezone:{fill:!0,fillColor:[0,0,0],fillAlpha:1,edges:!0,edgeColor:[.2,1,.2],edgeAlpha:1,edgeWidth:3},sepia:{fill:!0,fillColor:[.970588207244873,.7965892553329468,.6660899519920349],fillAlpha:.4,edges:!0,edgeColor:[.529411792755127,.4577854573726654,.4100345969200134],edgeAlpha:1,edgeWidth:1},yellowHighlight:{fill:!0,fillColor:[1,1,0],fillAlpha:.5,edges:!0,edgeColor:[1,1,1],edgeAlpha:1,edgeWidth:1},greenSelected:{fill:!0,fillColor:[0,1,0],fillAlpha:.5,edges:!0,edgeColor:[1,1,1],edgeAlpha:1,edgeWidth:1},gamegrid:{fill:!0,fillColor:[.2,.2,.7],fillAlpha:.9,edges:!0,edgeColor:[.4,.4,1.6],edgeAlpha:.8,edgeWidth:3}},tr=function(e){g(i,Yi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new hi({type:"EmphasisMaterial",fill:null,fillColor:null,fillAlpha:null,edges:null,edgeColor:null,edgeAlpha:null,edgeWidth:null,backfaces:!0,glowThrough:!0}),r._preset="default",s.preset?(r.preset=s.preset,void 0!==s.fill&&(r.fill=s.fill),s.fillColor&&(r.fillColor=s.fillColor),void 0!==s.fillAlpha&&(r.fillAlpha=s.fillAlpha),void 0!==s.edges&&(r.edges=s.edges),s.edgeColor&&(r.edgeColor=s.edgeColor),void 0!==s.edgeAlpha&&(r.edgeAlpha=s.edgeAlpha),void 0!==s.edgeWidth&&(r.edgeWidth=s.edgeWidth),void 0!==s.backfaces&&(r.backfaces=s.backfaces),void 0!==s.glowThrough&&(r.glowThrough=s.glowThrough)):(r.fill=s.fill,r.fillColor=s.fillColor,r.fillAlpha=s.fillAlpha,r.edges=s.edges,r.edgeColor=s.edgeColor,r.edgeAlpha=s.edgeAlpha,r.edgeWidth=s.edgeWidth,r.backfaces=s.backfaces,r.glowThrough=s.glowThrough),r}return C(i,[{key:"type",get:function(){return"EmphasisMaterial"}},{key:"presets",get:function(){return er}},{key:"fill",get:function(){return this._state.fill},set:function(e){e=!1!==e,this._state.fill!==e&&(this._state.fill=e,this.glRedraw())}},{key:"fillColor",get:function(){return this._state.fillColor},set:function(e){var t=this._state.fillColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.fillColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.4,t[1]=.4,t[2]=.4),this.glRedraw()}},{key:"fillAlpha",get:function(){return this._state.fillAlpha},set:function(e){e=null!=e?e:.2,this._state.fillAlpha!==e&&(this._state.fillAlpha=e,this.glRedraw())}},{key:"edges",get:function(){return this._state.edges},set:function(e){e=!1!==e,this._state.edges!==e&&(this._state.edges=e,this.glRedraw())}},{key:"edgeColor",get:function(){return this._state.edgeColor},set:function(e){var t=this._state.edgeColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.edgeColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}},{key:"edgeAlpha",get:function(){return this._state.edgeAlpha},set:function(e){e=null!=e?e:.5,this._state.edgeAlpha!==e&&(this._state.edgeAlpha=e,this.glRedraw())}},{key:"edgeWidth",get:function(){return this._state.edgeWidth},set:function(e){this._state.edgeWidth=e||1,this.glRedraw()}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"glowThrough",get:function(){return this._state.glowThrough},set:function(e){e=!1!==e,this._state.glowThrough!==e&&(this._state.glowThrough=e,this.glRedraw())}},{key:"preset",get:function(){return this._preset},set:function(e){if(e=e||"default",this._preset!==e){var t=er[e];t?(this.fill=t.fill,this.fillColor=t.fillColor,this.fillAlpha=t.fillAlpha,this.edges=t.edges,this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this.glowThrough=t.glowThrough,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(er).join(", "))}}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),ir={default:{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1},defaultWhiteBG:{edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultLightBG:{edgeColor:[.2,.2,.2],edgeAlpha:1,edgeWidth:1},defaultDarkBG:{edgeColor:[.5,.5,.5],edgeAlpha:1,edgeWidth:1}},rr=function(e){g(i,Yi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new hi({type:"EdgeMaterial",edges:null,edgeColor:null,edgeAlpha:null,edgeWidth:null}),r._preset="default",s.preset?(r.preset=s.preset,s.edgeColor&&(r.edgeColor=s.edgeColor),void 0!==s.edgeAlpha&&(r.edgeAlpha=s.edgeAlpha),void 0!==s.edgeWidth&&(r.edgeWidth=s.edgeWidth)):(r.edgeColor=s.edgeColor,r.edgeAlpha=s.edgeAlpha,r.edgeWidth=s.edgeWidth),r.edges=!1!==s.edges,r}return C(i,[{key:"type",get:function(){return"EdgeMaterial"}},{key:"presets",get:function(){return ir}},{key:"edges",get:function(){return this._state.edges},set:function(e){e=!1!==e,this._state.edges!==e&&(this._state.edges=e,this.glRedraw())}},{key:"edgeColor",get:function(){return this._state.edgeColor},set:function(e){var t=this._state.edgeColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.edgeColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}},{key:"edgeAlpha",get:function(){return this._state.edgeAlpha},set:function(e){e=null!=e?e:1,this._state.edgeAlpha!==e&&(this._state.edgeAlpha=e,this.glRedraw())}},{key:"edgeWidth",get:function(){return this._state.edgeWidth},set:function(e){this._state.edgeWidth=e||1,this.glRedraw()}},{key:"preset",get:function(){return this._preset},set:function(e){if(e=e||"default",this._preset!==e){var t=ir[e];t?(this.edgeColor=t.edgeColor,this.edgeAlpha=t.edgeAlpha,this.edgeWidth=t.edgeWidth,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(ir).join(", "))}}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),sr={meters:{abbrev:"m"},metres:{abbrev:"m"},centimeters:{abbrev:"cm"},centimetres:{abbrev:"cm"},millimeters:{abbrev:"mm"},millimetres:{abbrev:"mm"},yards:{abbrev:"yd"},feet:{abbrev:"ft"},inches:{abbrev:"in"}},nr=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._units="meters",r._scale=1,r._origin=re.vec3([0,0,0]),r.units=s.units,r.scale=s.scale,r.origin=s.origin,r}return C(i,[{key:"unitsInfo",get:function(){return sr}},{key:"units",get:function(){return this._units},set:function(e){e||(e="meters"),sr[e]||(this.error("Unsupported value for 'units': "+e+" defaulting to 'meters'"),e="meters"),this._units=e,this.fire("units",this._units)}},{key:"scale",get:function(){return this._scale},set:function(e){(e=e||1)<=0?this.error("scale value should be larger than zero"):(this._scale=e,this.fire("scale",this._scale))}},{key:"origin",get:function(){return this._origin},set:function(e){if(!e)return this._origin[0]=0,this._origin[1]=0,void(this._origin[2]=0);this._origin[0]=e[0],this._origin[1]=e[1],this._origin[2]=e[2],this.fire("origin",this._origin)}},{key:"worldToRealPos",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.vec3(3);t[0]=this._origin[0]+this._scale*e[0],t[1]=this._origin[1]+this._scale*e[1],t[2]=this._origin[2]+this._scale*e[2]}},{key:"realToWorldPos",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:re.vec3(3);return t[0]=(e[0]-this._origin[0])/this._scale,t[1]=(e[1]-this._origin[1])/this._scale,t[2]=(e[2]-this._origin[2])/this._scale,t}}]),i}(),or=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._supported=Lt.SUPPORTED_EXTENSIONS.OES_standard_derivatives,r.enabled=s.enabled,r.kernelRadius=s.kernelRadius,r.intensity=s.intensity,r.bias=s.bias,r.scale=s.scale,r.minResolution=s.minResolution,r.numSamples=s.numSamples,r.blur=s.blur,r.blendCutoff=s.blendCutoff,r.blendFactor=s.blendFactor,r}return C(i,[{key:"supported",get:function(){return this._supported}},{key:"enabled",get:function(){return this._enabled},set:function(e){e=!!e,this._enabled!==e&&(this._enabled=e,this.glRedraw())}},{key:"possible",get:function(){if(!this._supported)return!1;if(!this._enabled)return!1;var e=this.scene.camera.projection;return"customProjection"!==e&&"frustum"!==e}},{key:"active",get:function(){return this._active}},{key:"kernelRadius",get:function(){return this._kernelRadius},set:function(e){null==e&&(e=100),this._kernelRadius!==e&&(this._kernelRadius=e,this.glRedraw())}},{key:"intensity",get:function(){return this._intensity},set:function(e){null==e&&(e=.15),this._intensity!==e&&(this._intensity=e,this.glRedraw())}},{key:"bias",get:function(){return this._bias},set:function(e){null==e&&(e=.5),this._bias!==e&&(this._bias=e,this.glRedraw())}},{key:"scale",get:function(){return this._scale},set:function(e){null==e&&(e=1),this._scale!==e&&(this._scale=e,this.glRedraw())}},{key:"minResolution",get:function(){return this._minResolution},set:function(e){null==e&&(e=0),this._minResolution!==e&&(this._minResolution=e,this.glRedraw())}},{key:"numSamples",get:function(){return this._numSamples},set:function(e){null==e&&(e=10),this._numSamples!==e&&(this._numSamples=e,this.glRedraw())}},{key:"blur",get:function(){return this._blur},set:function(e){e=!1!==e,this._blur!==e&&(this._blur=e,this.glRedraw())}},{key:"blendCutoff",get:function(){return this._blendCutoff},set:function(e){null==e&&(e=.3),this._blendCutoff!==e&&(this._blendCutoff=e,this.glRedraw())}},{key:"blendFactor",get:function(){return this._blendFactor},set:function(e){null==e&&(e=1),this._blendFactor!==e&&(this._blendFactor=e,this.glRedraw())}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}}]),i}(),ar=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).sliceColor=s.sliceColor,r.sliceThickness=s.sliceThickness,r}return C(i,[{key:"sliceThickness",get:function(){return this._sliceThickness},set:function(e){null==e&&(e=0),this._sliceThickness!==e&&(this._sliceThickness=e,this.glRedraw())}},{key:"sliceColor",get:function(){return this._sliceColor},set:function(e){null==e&&(e=[0,0,0,1]),this._sliceColor!==e&&(this._sliceColor=e,this.glRedraw())}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}}]),i}(),lr={default:{pointSize:4,roundPoints:!0,perspectivePoints:!0},square:{pointSize:4,roundPoints:!1,perspectivePoints:!0},round:{pointSize:4,roundPoints:!0,perspectivePoints:!0}},ur=function(e){g(i,Yi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new hi({type:"PointsMaterial",pointSize:null,roundPoints:null,perspectivePoints:null,minPerspectivePointSize:null,maxPerspectivePointSize:null,filterIntensity:null,minIntensity:null,maxIntensity:null}),s.preset?(r.preset=s.preset,void 0!==s.pointSize&&(r.pointSize=s.pointSize),void 0!==s.roundPoints&&(r.roundPoints=s.roundPoints),void 0!==s.perspectivePoints&&(r.perspectivePoints=s.perspectivePoints),void 0!==s.minPerspectivePointSize&&(r.minPerspectivePointSize=s.minPerspectivePointSize),void 0!==s.maxPerspectivePointSize&&(r.maxPerspectivePointSize=s.minPerspectivePointSize)):(r._preset="default",r.pointSize=s.pointSize,r.roundPoints=s.roundPoints,r.perspectivePoints=s.perspectivePoints,r.minPerspectivePointSize=s.minPerspectivePointSize,r.maxPerspectivePointSize=s.maxPerspectivePointSize),r.filterIntensity=s.filterIntensity,r.minIntensity=s.minIntensity,r.maxIntensity=s.maxIntensity,r}return C(i,[{key:"type",get:function(){return"PointsMaterial"}},{key:"presets",get:function(){return lr}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||2,this.glRedraw()}},{key:"roundPoints",get:function(){return this._state.roundPoints},set:function(e){e=!1!==e,this._state.roundPoints!==e&&(this._state.roundPoints=e,this.scene._needRecompile=!0,this.glRedraw())}},{key:"perspectivePoints",get:function(){return this._state.perspectivePoints},set:function(e){e=!1!==e,this._state.perspectivePoints!==e&&(this._state.perspectivePoints=e,this.scene._needRecompile=!0,this.glRedraw())}},{key:"minPerspectivePointSize",get:function(){return this._state.minPerspectivePointSize},set:function(e){this._state.minPerspectivePointSize=e||1,this.scene._needRecompile=!0,this.glRedraw()}},{key:"maxPerspectivePointSize",get:function(){return this._state.maxPerspectivePointSize},set:function(e){this._state.maxPerspectivePointSize=e||6,this.scene._needRecompile=!0,this.glRedraw()}},{key:"filterIntensity",get:function(){return this._state.filterIntensity},set:function(e){e=!1!==e,this._state.filterIntensity!==e&&(this._state.filterIntensity=e,this.scene._needRecompile=!0,this.glRedraw())}},{key:"minIntensity",get:function(){return this._state.minIntensity},set:function(e){this._state.minIntensity=null!=e?e:0,this.glRedraw()}},{key:"maxIntensity",get:function(){return this._state.maxIntensity},set:function(e){this._state.maxIntensity=null!=e?e:1,this.glRedraw()}},{key:"preset",get:function(){return this._preset},set:function(e){if(e=e||"default",this._preset!==e){var t=lr[e];t?(this.pointSize=t.pointSize,this.roundPoints=t.roundPoints,this.perspectivePoints=t.perspectivePoints,this.minPerspectivePointSize=t.minPerspectivePointSize,this.maxPerspectivePointSize=t.maxPerspectivePointSize,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(lr).join(", "))}}},{key:"hash",get:function(){return[this.pointSize,this.roundPoints,this.perspectivePoints,this.minPerspectivePointSize,this.maxPerspectivePointSize,this.filterIntensity].join(";")}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),cr={default:{lineWidth:1},thick:{lineWidth:2},thicker:{lineWidth:4}},Ar=function(e){g(i,Yi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new hi({type:"LinesMaterial",lineWidth:null}),s.preset?(r.preset=s.preset,void 0!==s.lineWidth&&(r.lineWidth=s.lineWidth)):(r._preset="default",r.lineWidth=s.lineWidth),r}return C(i,[{key:"type",get:function(){return"LinesMaterial"}},{key:"presets",get:function(){return cr}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"preset",get:function(){return this._preset},set:function(e){if(e=e||"default",this._preset!==e){var t=cr[e];t?(this.lineWidth=t.lineWidth,this._preset=e):this.error("unsupported preset: '"+e+"' - supported values are "+Object.keys(cr).join(", "))}}},{key:"hash",get:function(){return[""+this.lineWidth].join(";")}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}();function hr(e,t){for(var i,r,s={},n=0,o=t.length;n<o;n++)i=t[n],(r=e.components[i])?r.isEntity?s[i]=!0:e.warn("pick(): Component is not an Entity: "+i):e.warn("pick(): Component not found: "+i);return s}var dr=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),r=t.call(this,null,s);var n=s.canvasElement||document.getElementById(s.canvasId);if(!(n instanceof HTMLCanvasElement))throw"Mandatory config expected: valid canvasId or canvasElement";r._tickifiedFunctions={};var o=!!s.transparent,a=!!s.alphaDepthMask;return r._aabbDirty=!0,r._readableGeometry=!!s.readableGeometryEnabled,r.viewer=e,r.occlusionTestCountdown=0,r.loading=0,r.startTime=(new Date).getTime(),r.models={},r.objects={},r._numObjects=0,r.visibleObjects={},r._numVisibleObjects=0,r.xrayedObjects={},r._numXRayedObjects=0,r.highlightedObjects={},r._numHighlightedObjects=0,r.selectedObjects={},r._numSelectedObjects=0,r.colorizedObjects={},r._numColorizedObjects=0,r.opacityObjects={},r._numOpacityObjects=0,r.offsetObjects={},r._numOffsetObjects=0,r._modelIds=null,r._objectIds=null,r._visibleObjectIds=null,r._xrayedObjectIds=null,r._highlightedObjectIds=null,r._selectedObjectIds=null,r._colorizedObjectIds=null,r._opacityObjectIds=null,r._offsetObjectIds=null,r._collidables={},r._compilables={},r._needRecompile=!1,r.types={},r.components={},r.sectionPlanes={},r.lights={},r.lightMaps={},r.reflectionMaps={},r.bitmaps={},r.lineSets={},r.realWorldOffset=s.realWorldOffset||new Float64Array([0,0,0]),r.canvas=new St(b(r),{dontClear:!0,canvas:n,spinnerElementId:s.spinnerElementId,transparent:o,webgl2:!1!==s.webgl2,contextAttr:s.contextAttr||{},backgroundColor:s.backgroundColor,backgroundColorFromAmbientLight:s.backgroundColorFromAmbientLight,premultipliedAlpha:s.premultipliedAlpha}),r.canvas.on("boundary",(function(){r.glRedraw()})),r.canvas.on("webglContextFailed",(function(){alert("xeokit failed to find WebGL!")})),r._renderer=new ui(b(r),{transparent:o,alphaDepthMask:a}),r._sectionPlanesState=new function(){this.sectionPlanes=[],this.clippingCaps=!1,this._numCachedSectionPlanes=0;var e=null;this.getHash=function(){if(e)return e;var t=this.getNumAllocatedSectionPlanes();if(this.sectionPlanes,0===t)return this.hash=";";for(var i=[],r=0,s=t;r<s;r++)i.push("cp");return i.push(";"),e=i.join("")},this.addSectionPlane=function(t){this.sectionPlanes.push(t),e=null},this.removeSectionPlane=function(t){for(var i=0,r=this.sectionPlanes.length;i<r;i++)if(this.sectionPlanes[i].id===t.id)return this.sectionPlanes.splice(i,1),void(e=null)},this.setNumCachedSectionPlanes=function(t){this._numCachedSectionPlanes=t,e=null},this.getNumCachedSectionPlanes=function(){return this._numCachedSectionPlanes},this.getNumAllocatedSectionPlanes=function(){var e=this.sectionPlanes.length;return e>this._numCachedSectionPlanes?e:this._numCachedSectionPlanes}},r._sectionPlanesState.setNumCachedSectionPlanes(s.numCachedSectionPlanes||0),r._lightsState=new function(){var e=re.vec4([0,0,0,0]),t=re.vec4();this.lights=[],this.reflectionMaps=[],this.lightMaps=[];var i=null,r=null;this.getHash=function(){if(i)return i;for(var e,t=[],r=this.lights,s=0,n=r.length;s<n;s++)e=r[s],t.push("/"),t.push(e.type),t.push("world"===e.space?"w":"v"),e.castsShadow&&t.push("sh");return this.lightMaps.length>0&&t.push("/lm"),this.reflectionMaps.length>0&&t.push("/rm"),t.push(";"),i=t.join("")},this.addLight=function(e){this.lights.push(e),r=null,i=null},this.removeLight=function(e){for(var t=0,s=this.lights.length;t<s;t++){if(this.lights[t].id===e.id)return this.lights.splice(t,1),r&&r.id===e.id&&(r=null),void(i=null)}},this.addReflectionMap=function(e){this.reflectionMaps.push(e),i=null},this.removeReflectionMap=function(e){for(var t=0,r=this.reflectionMaps.length;t<r;t++)if(this.reflectionMaps[t].id===e.id)return this.reflectionMaps.splice(t,1),void(i=null)},this.addLightMap=function(e){this.lightMaps.push(e),i=null},this.removeLightMap=function(e){for(var t=0,r=this.lightMaps.length;t<r;t++)if(this.lightMaps[t].id===e.id)return this.lightMaps.splice(t,1),void(i=null)},this.getAmbientColorAndIntensity=function(){if(!r)for(var i=0,s=this.lights.length;i<s;i++){var n=this.lights[i];if("ambient"===n.type){r=n;break}}if(r){var o=r.color,a=r.intensity;return t[0]=o[0],t[1]=o[1],t[2]=o[2],t[3]=a,t}return e}},r.input=new ci(b(r),{dontClear:!0,element:r.canvas.canvas,keyboardEventsElement:s.keyboardEventsElement}),r.metrics=new nr(b(r),{units:s.units,scale:s.scale,origin:s.origin}),r.sao=new or(b(r),{enabled:s.saoEnabled}),r.crossSections=new ar(b(r),{}),r.ticksPerRender=s.ticksPerRender,r.ticksPerOcclusionTest=s.ticksPerOcclusionTest,r.passes=s.passes,r.clearEachPass=s.clearEachPass,r.gammaInput=s.gammaInput,r.gammaOutput=s.gammaOutput,r.gammaFactor=s.gammaFactor,r._entityOffsetsEnabled=!!s.entityOffsetsEnabled,r._logarithmicDepthBufferEnabled=!!s.logarithmicDepthBufferEnabled,r._dtxEnabled=!1!==s.dtxEnabled,r._pbrEnabled=!!s.pbrEnabled,r._colorTextureEnabled=!1!==s.colorTextureEnabled,r._dtxEnabled=!!s.dtxEnabled,r._markerZOffset=s.markerZOffset,we._addScene(b(r)),r._initDefaults(),r._viewport=new di(b(r),{id:"default.viewport",autoBoundary:!0,dontClear:!0}),r._camera=new Si(b(r),{id:"default.camera",dontClear:!0}),new Ri(b(r),{color:[1,1,1],intensity:.7}),new Li(b(r),{dir:[.8,-.5,-.5],color:[.67,.67,1],intensity:.7,space:"world"}),new Li(b(r),{dir:[-.8,-1,.5],color:[1,1,.9],intensity:.9,space:"world"}),r._camera.on("dirty",(function(){r._renderer.imageDirty()})),r}return C(i,[{key:"type",get:function(){return"Scene"}},{key:"_initDefaults",value:function(){}},{key:"_addComponent",value:function(e){if(e.id&&this.components[e.id]&&(this.error("Component "+he.inQuotes(e.id)+" already exists in Scene - ignoring ID, will randomly-generate instead"),e.id=null),!e.id)for(void 0===window.nextID&&(window.nextID=0),e.id="__"+window.nextID++;this.components[e.id];)e.id=re.createUUID();this.components[e.id]=e;var t=e.type,i=this.types[e.type];i||(i=this.types[t]={}),i[e.id]=e,e.compile&&(this._compilables[e.id]=e),e.isDrawable&&(this._renderer.addDrawable(e.id,e),this._collidables[e.id]=e)}},{key:"_removeComponent",value:function(e){var t=e.id,i=e.type;delete this.components[t];var r=this.types[i];r&&(delete r[t],he.isEmptyObject(r)&&delete this.types[i]),e.compile&&delete this._compilables[e.id],e.isDrawable&&(this._renderer.removeDrawable(e.id),delete this._collidables[e.id])}},{key:"_sectionPlaneCreated",value:function(e){this.sectionPlanes[e.id]=e,this.scene._sectionPlanesState.addSectionPlane(e._state),this.scene.fire("sectionPlaneCreated",e,!0),this._needRecompile=!0}},{key:"_bitmapCreated",value:function(e){this.bitmaps[e.id]=e,this.scene.fire("bitmapCreated",e,!0)}},{key:"_lineSetCreated",value:function(e){this.lineSets[e.id]=e,this.scene.fire("lineSetCreated",e,!0)}},{key:"_lightCreated",value:function(e){this.lights[e.id]=e,this.scene._lightsState.addLight(e._state),this._needRecompile=!0}},{key:"_lightMapCreated",value:function(e){this.lightMaps[e.id]=e,this.scene._lightsState.addLightMap(e._state),this._needRecompile=!0}},{key:"_reflectionMapCreated",value:function(e){this.reflectionMaps[e.id]=e,this.scene._lightsState.addReflectionMap(e._state),this._needRecompile=!0}},{key:"_sectionPlaneDestroyed",value:function(e){delete this.sectionPlanes[e.id],this.scene._sectionPlanesState.removeSectionPlane(e._state),this.scene.fire("sectionPlaneDestroyed",e,!0),this._needRecompile=!0}},{key:"_bitmapDestroyed",value:function(e){delete this.bitmaps[e.id],this.scene.fire("bitmapDestroyed",e,!0)}},{key:"_lineSetDestroyed",value:function(e){delete this.lineSets[e.id],this.scene.fire("lineSetDestroyed",e,!0)}},{key:"_lightDestroyed",value:function(e){delete this.lights[e.id],this.scene._lightsState.removeLight(e._state),this._needRecompile=!0}},{key:"_lightMapDestroyed",value:function(e){delete this.lightMaps[e.id],this.scene._lightsState.removeLightMap(e._state),this._needRecompile=!0}},{key:"_reflectionMapDestroyed",value:function(e){delete this.reflectionMaps[e.id],this.scene._lightsState.removeReflectionMap(e._state),this._needRecompile=!0}},{key:"_registerModel",value:function(e){this.models[e.id]=e,this._modelIds=null}},{key:"_deregisterModel",value:function(e){var t=e.id;delete this.models[t],this._modelIds=null,this.fire("modelUnloaded",t)}},{key:"_registerObject",value:function(e){this.objects[e.id]=e,this._numObjects++,this._objectIds=null}},{key:"_deregisterObject",value:function(e){delete this.objects[e.id],this._numObjects--,this._objectIds=null}},{key:"_objectVisibilityUpdated",value:function(e){var t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];e.visible?(this.visibleObjects[e.id]=e,this._numVisibleObjects++):(delete this.visibleObjects[e.id],this._numVisibleObjects--),this._visibleObjectIds=null,t&&this.fire("objectVisibility",e,!0)}},{key:"_deRegisterVisibleObject",value:function(e){delete this.visibleObjects[e.id],this._numVisibleObjects--,this._visibleObjectIds=null}},{key:"_objectXRayedUpdated",value:function(e){var t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];e.xrayed?(this.xrayedObjects[e.id]=e,this._numXRayedObjects++):(delete this.xrayedObjects[e.id],this._numXRayedObjects--),this._xrayedObjectIds=null,t&&this.fire("objectXRayed",e,!0)}},{key:"_deRegisterXRayedObject",value:function(e){delete this.xrayedObjects[e.id],this._numXRayedObjects--,this._xrayedObjectIds=null}},{key:"_objectHighlightedUpdated",value:function(e){e.highlighted?(this.highlightedObjects[e.id]=e,this._numHighlightedObjects++):(delete this.highlightedObjects[e.id],this._numHighlightedObjects--),this._highlightedObjectIds=null}},{key:"_deRegisterHighlightedObject",value:function(e){delete this.highlightedObjects[e.id],this._numHighlightedObjects--,this._highlightedObjectIds=null}},{key:"_objectSelectedUpdated",value:function(e){var t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];e.selected?(this.selectedObjects[e.id]=e,this._numSelectedObjects++):(delete this.selectedObjects[e.id],this._numSelectedObjects--),this._selectedObjectIds=null,t&&this.fire("objectSelected",e,!0)}},{key:"_deRegisterSelectedObject",value:function(e){delete this.selectedObjects[e.id],this._numSelectedObjects--,this._selectedObjectIds=null}},{key:"_objectColorizeUpdated",value:function(e,t){t?(this.colorizedObjects[e.id]=e,this._numColorizedObjects++):(delete this.colorizedObjects[e.id],this._numColorizedObjects--),this._colorizedObjectIds=null}},{key:"_deRegisterColorizedObject",value:function(e){delete this.colorizedObjects[e.id],this._numColorizedObjects--,this._colorizedObjectIds=null}},{key:"_objectOpacityUpdated",value:function(e,t){t?(this.opacityObjects[e.id]=e,this._numOpacityObjects++):(delete this.opacityObjects[e.id],this._numOpacityObjects--),this._opacityObjectIds=null}},{key:"_deRegisterOpacityObject",value:function(e){delete this.opacityObjects[e.id],this._numOpacityObjects--,this._opacityObjectIds=null}},{key:"_objectOffsetUpdated",value:function(e,t){!t||0===t[0]&&0===t[1]&&0===t[2]?(this.offsetObjects[e.id]=e,this._numOffsetObjects++):(delete this.offsetObjects[e.id],this._numOffsetObjects--),this._offsetObjectIds=null}},{key:"_deRegisterOffsetObject",value:function(e){delete this.offsetObjects[e.id],this._numOffsetObjects--,this._offsetObjectIds=null}},{key:"_webglContextLost",value:function(){for(var e in this.canvas.spinner.processes++,this.components)if(this.components.hasOwnProperty(e)){var t=this.components[e];t._webglContextLost&&t._webglContextLost()}this._renderer.webglContextLost()}},{key:"_webglContextRestored",value:function(){var e=this.canvas.gl;for(var t in this.components)if(this.components.hasOwnProperty(t)){var i=this.components[t];i._webglContextRestored&&i._webglContextRestored(e)}this._renderer.webglContextRestored(e),this.canvas.spinner.processes--}},{key:"capabilities",get:function(){return this._renderer.capabilities}},{key:"entityOffsetsEnabled",get:function(){return this._entityOffsetsEnabled}},{key:"readableGeometryEnabled",get:function(){return this._readableGeometry}},{key:"pickSurfacePrecisionEnabled",get:function(){return this._readableGeometry}},{key:"logarithmicDepthBufferEnabled",get:function(){return this._logarithmicDepthBufferEnabled}},{key:"numCachedSectionPlanes",get:function(){return this._sectionPlanesState.getNumCachedSectionPlanes()},set:function(e){e=e||0,this._sectionPlanesState.getNumCachedSectionPlanes()!==e&&(this._sectionPlanesState.setNumCachedSectionPlanes(e),this._needRecompile=!0,this.glRedraw())}},{key:"pbrEnabled",get:function(){return this._pbrEnabled},set:function(e){this._pbrEnabled=!!e,this.glRedraw()}},{key:"dtxEnabled",get:function(){return this._dtxEnabled},set:function(e){e=!!e,this._dtxEnabled!==e&&(this._dtxEnabled=e)}},{key:"colorTextureEnabled",get:function(){return this._colorTextureEnabled},set:function(e){this._colorTextureEnabled=!!e,this.glRedraw()}},{key:"markerZOffset",get:function(){return null==this._markerZOffset?-.001:this._markerZOffset}},{key:"doOcclusionTest",value:function(){this._needRecompile&&(this._recompile(),this._needRecompile=!1),this._renderer.doOcclusionTest()}},{key:"render",value:function(e){e&&we.runTasks();var t={sceneId:null,pass:0};if(this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1),e||this._renderer.needsRender()){t.sceneId=this.id;var i,r,s=this._passes,n=this._clearEachPass;for(i=0;i<s;i++)t.pass=i,this.fire("rendering",t,!0),r=n||0===i,this._renderer.render({pass:i,clear:r,force:e}),this.fire("rendered",t,!0);this._saveAmbientColor()}}},{key:"compile",value:function(){this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1)}},{key:"_recompile",value:function(){for(var e in this._compilables)this._compilables.hasOwnProperty(e)&&this._compilables[e].compile();this._renderer.shadowsDirty(),this.fire("compile",this,!0)}},{key:"_saveAmbientColor",value:function(){var e=this.canvas;if(e.transparent||e.backgroundImage||e.backgroundColor)this._lastAmbientColor=null;else{var t=this._lightsState.getAmbientColorAndIntensity();this._lastAmbientColor&&this._lastAmbientColor[0]===t[0]&&this._lastAmbientColor[1]===t[1]&&this._lastAmbientColor[2]===t[2]&&this._lastAmbientColor[3]===t[3]||(e.backgroundColor=t,this._lastAmbientColor||(this._lastAmbientColor=re.vec4([0,0,0,1])),this._lastAmbientColor.set(t))}}},{key:"modelIds",get:function(){return this._modelIds||(this._modelIds=Object.keys(this.models)),this._modelIds}},{key:"numObjects",get:function(){return this._numObjects}},{key:"objectIds",get:function(){return this._objectIds||(this._objectIds=Object.keys(this.objects)),this._objectIds}},{key:"numVisibleObjects",get:function(){return this._numVisibleObjects}},{key:"visibleObjectIds",get:function(){return this._visibleObjectIds||(this._visibleObjectIds=Object.keys(this.visibleObjects)),this._visibleObjectIds}},{key:"numXRayedObjects",get:function(){return this._numXRayedObjects}},{key:"xrayedObjectIds",get:function(){return this._xrayedObjectIds||(this._xrayedObjectIds=Object.keys(this.xrayedObjects)),this._xrayedObjectIds}},{key:"numHighlightedObjects",get:function(){return this._numHighlightedObjects}},{key:"highlightedObjectIds",get:function(){return this._highlightedObjectIds||(this._highlightedObjectIds=Object.keys(this.highlightedObjects)),this._highlightedObjectIds}},{key:"numSelectedObjects",get:function(){return this._numSelectedObjects}},{key:"selectedObjectIds",get:function(){return this._selectedObjectIds||(this._selectedObjectIds=Object.keys(this.selectedObjects)),this._selectedObjectIds}},{key:"numColorizedObjects",get:function(){return this._numColorizedObjects}},{key:"colorizedObjectIds",get:function(){return this._colorizedObjectIds||(this._colorizedObjectIds=Object.keys(this.colorizedObjects)),this._colorizedObjectIds}},{key:"opacityObjectIds",get:function(){return this._opacityObjectIds||(this._opacityObjectIds=Object.keys(this.opacityObjects)),this._opacityObjectIds}},{key:"offsetObjectIds",get:function(){return this._offsetObjectIds||(this._offsetObjectIds=Object.keys(this.offsetObjects)),this._offsetObjectIds}},{key:"ticksPerRender",get:function(){return this._ticksPerRender},set:function(e){null==e?e=1:(!he.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'ticksPerRender': '"+e+"' - should be an integer greater than zero."),e=1),e!==this._ticksPerRender&&(this._ticksPerRender=e)}},{key:"ticksPerOcclusionTest",get:function(){return this._ticksPerOcclusionTest},set:function(e){null==e?e=20:(!he.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 'ticksPerOcclusionTest': '"+e+"' - should be an integer greater than zero."),e=20),e!==this._ticksPerOcclusionTest&&(this._ticksPerOcclusionTest=e)}},{key:"passes",get:function(){return this._passes},set:function(e){null==e?e=1:(!he.isNumeric(e)||e<=0)&&(this.error("Unsupported value for 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r&&(e.excludeEntityIds=hr(this,r)),this._needRecompile&&(this._recompile(),this._renderer.imageDirty(),this._needRecompile=!1),(t=e.snapToEdge||e.snapToVertex?this._renderer.snapPick(e,t):this._renderer.pick(e,t))&&t.entity&&t.entity.fire&&t.entity.fire("picked",t),t}},{key:"snapPick",value:function(e){if(void 0===this._warnSnapPickDeprecated&&(this._warnSnapPickDeprecated=!0,this.warn("Scene.snapPick() is deprecated since v2.4.2 - use Scene.pick() instead")),e.canvasPos)return this._renderer.snapPick(e);this.error("Scene.snapPick() canvasPos parameter expected")}},{key:"clear",value:function(){var e;for(var t in this.components)this.components.hasOwnProperty(t)&&((e=this.components[t])._dontClear||e.destroy())}},{key:"clearLights",value:function(){for(var e=Object.keys(this.lights),t=0,i=e.length;t<i;t++)this.lights[e[t]].destroy()}},{key:"clearSectionPlanes",value:function(){for(var 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this.withObjects(e,(function(e){var i=e.opacity!==t;return e.opacity=t,i}))}},{key:"setObjectsPickable",value:function(e,t){return this.withObjects(e,(function(e){var i=e.pickable!==t;return e.pickable=t,i}))}},{key:"setObjectsOffset",value:function(e,t){this.withObjects(e,(function(e){e.offset=t}))}},{key:"withObjects",value:function(e,t){he.isString(e)&&(e=[e]);for(var i=!1,r=0,s=e.length;r<s;r++){var n=e[r],o=this.objects[n];if(o)i=t(o)||i;else for(var a=this.modelIds,l=0,u=a.length;l<u;l++){var c=a[l],A=re.globalizeObjectId(c,n);(o=this.objects[A])&&(i=t(o)||i)}}return i}},{key:"tickify",value:function(e){var t=e.toString();if(t in this._tickifiedFunctions)return this._tickifiedFunctions[t].wrapperFunc;var i,r=0,s=0,n=function(){for(var e=arguments.length,t=new Array(e),r=0;r<e;r++)t[r]=arguments[r];i=t,s++},o=this.on("tick",(function(){s>r&&(r=s,e.apply(void 0,h(i)))}));return this._tickifiedFunctions[t]={tickSubId:o,wrapperFunc:n},n}},{key:"destroy",value:function(){for(var e in f(x(i.prototype),"destroy",this).call(this),this.components)this.components.hasOwnProperty(e)&&this.components[e].destroy();this.canvas.gl=null,this.components=null,this.models=null,this.objects=null,this.visibleObjects=null,this.xrayedObjects=null,this.highlightedObjects=null,this.selectedObjects=null,this.colorizedObjects=null,this.opacityObjects=null,this.sectionPlanes=null,this.lights=null,this.lightMaps=null,this.reflectionMaps=null,this._objectIds=null,this._visibleObjectIds=null,this._xrayedObjectIds=null,this._highlightedObjectIds=null,this._selectedObjectIds=null,this._colorizedObjectIds=null,this.types=null,this.components=null,this.canvas=null,this._renderer=null,this.input=null,this._viewport=null,this._camera=null}}]),i}(),pr=1e3,fr=1001,vr=1002,gr=1003,mr=1004,_r=1004,yr=1005,br=1005,xr=1006,wr=1007,Br=1007,Pr=1008,Cr=1008,Mr=1009,Er=1010,Fr=1011,kr=1012,Ir=1013,Dr=1014,Sr=1015,Tr=1016,Lr=1017,Rr=1018,Ur=1020,Or=1021,Nr=1022,Qr=1023,Vr=1024,Hr=1025,jr=1026,Gr=1027,zr=1028,Wr=1029,Kr=1030,Xr=1031,Jr=1033,Yr=33776,Zr=33777,qr=33778,$r=33779,es=35840,ts=35841,is=35842,rs=35843,ss=36196,ns=37492,os=37496,as=37808,ls=37809,us=37810,cs=37811,As=37812,hs=37813,ds=37814,ps=37815,fs=37816,vs=37817,gs=37818,ms=37819,_s=37820,ys=37821,bs=36492,xs=3e3,ws=3001,Bs=1e4,Ps=10001,Cs=10002,Ms=10003,Es=function(e){"LambertMaterial"===e._material._state.type?(this.vertex=function(e){var t=e.scene,i=e.scene._sectionPlanesState,r=e.scene._lightsState,s=e._geometry._state,n=e._state.billboard,o=e._state.stationary,a=i.getNumAllocatedSectionPlanes()>0,l=!!s.compressGeometry,u=[];u.push("#version 300 es"),u.push("// Lambertian drawing vertex shader"),u.push("in vec3 position;"),u.push("uniform mat4 modelMatrix;"),u.push("uniform mat4 viewMatrix;"),u.push("uniform mat4 projMatrix;"),u.push("uniform vec4 colorize;"),u.push("uniform vec3 offset;"),l&&u.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(u.push("uniform float logDepthBufFC;"),u.push("out float vFragDepth;"),u.push("bool isPerspectiveMatrix(mat4 m) {"),u.push("    return (m[2][3] == - 1.0);"),u.push("}"),u.push("out float isPerspective;"));a&&u.push("out vec4 vWorldPosition;");if(u.push("uniform vec4 lightAmbient;"),u.push("uniform vec4 materialColor;"),u.push("uniform vec3 materialEmissive;"),s.normalsBuf){u.push("in vec3 normal;"),u.push("uniform mat4 modelNormalMatrix;"),u.push("uniform mat4 viewNormalMatrix;");for(var c=0,A=r.lights.length;c<A;c++){var h=r.lights[c];"ambient"!==h.type&&(u.push("uniform vec4 lightColor"+c+";"),"dir"===h.type&&u.push("uniform vec3 lightDir"+c+";"),"point"===h.type&&u.push("uniform vec3 lightPos"+c+";"),"spot"===h.type&&(u.push("uniform vec3 lightPos"+c+";"),u.push("uniform vec3 lightDir"+c+";")))}l&&(u.push("vec3 octDecode(vec2 oct) {"),u.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),u.push("    if (v.z < 0.0) {"),u.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),u.push("    }"),u.push("    return normalize(v);"),u.push("}"))}u.push("out vec4 vColor;"),"points"===s.primitiveName&&u.push("uniform float pointSize;");"spherical"!==n&&"cylindrical"!==n||(u.push("void billboard(inout mat4 mat) {"),u.push("   mat[0][0] = 1.0;"),u.push("   mat[0][1] = 0.0;"),u.push("   mat[0][2] = 0.0;"),"spherical"===n&&(u.push("   mat[1][0] = 0.0;"),u.push("   mat[1][1] = 1.0;"),u.push("   mat[1][2] = 0.0;")),u.push("   mat[2][0] = 0.0;"),u.push("   mat[2][1] = 0.0;"),u.push("   mat[2][2] =1.0;"),u.push("}"));u.push("void main(void) {"),u.push("vec4 localPosition = vec4(position, 1.0); "),u.push("vec4 worldPosition;"),l&&u.push("localPosition = positionsDecodeMatrix * localPosition;");s.normalsBuf&&(l?u.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):u.push("vec4 localNormal = vec4(normal, 0.0); "),u.push("mat4 modelNormalMatrix2 = modelNormalMatrix;"),u.push("mat4 viewNormalMatrix2 = viewNormalMatrix;"));u.push("mat4 viewMatrix2 = viewMatrix;"),u.push("mat4 modelMatrix2 = modelMatrix;"),o&&u.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===n||"cylindrical"===n?(u.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),u.push("billboard(modelMatrix2);"),u.push("billboard(viewMatrix2);"),u.push("billboard(modelViewMatrix);"),s.normalsBuf&&(u.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),u.push("billboard(modelNormalMatrix2);"),u.push("billboard(viewNormalMatrix2);"),u.push("billboard(modelViewNormalMatrix);")),u.push("worldPosition = modelMatrix2 * localPosition;"),u.push("worldPosition.xyz = worldPosition.xyz + offset;"),u.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(u.push("worldPosition = modelMatrix2 * localPosition;"),u.push("worldPosition.xyz = worldPosition.xyz + offset;"),u.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));s.normalsBuf&&u.push("vec3 viewNormal = normalize((viewNormalMatrix2 * modelNormalMatrix2 * localNormal).xyz);");if(u.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),u.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),u.push("float lambertian = 1.0;"),s.normalsBuf)for(var d=0,p=r.lights.length;d<p;d++){var f=r.lights[d];if("ambient"!==f.type){if("dir"===f.type)"view"===f.space?u.push("viewLightDir = normalize(lightDir"+d+");"):u.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+d+", 0.0)).xyz);");else if("point"===f.type)"view"===f.space?u.push("viewLightDir = -normalize(lightPos"+d+" - viewPosition.xyz);"):u.push("viewLightDir = -normalize((viewMatrix2 * vec4(lightPos"+d+", 0.0)).xyz);");else{if("spot"!==f.type)continue;"view"===f.space?u.push("viewLightDir = normalize(lightDir"+d+");"):u.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+d+", 0.0)).xyz);")}u.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),u.push("reflectedColor += lambertian * (lightColor"+d+".rgb * lightColor"+d+".a);")}}u.push("vColor = vec4((lightAmbient.rgb * lightAmbient.a * materialColor.rgb) + materialEmissive.rgb + (reflectedColor * materialColor.rgb), materialColor.a) * colorize;"),a&&u.push("vWorldPosition = worldPosition;");"points"===s.primitiveName&&u.push("gl_PointSize = pointSize;");u.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(u.push("vFragDepth = 1.0 + clipPos.w;"),u.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return u.push("gl_Position = clipPos;"),u.push("}"),u}(e),this.fragment=function(e){var t=e.scene,i=t._sectionPlanesState;e._material._state;var r=e._geometry._state,s=i.getNumAllocatedSectionPlanes()>0,n=t.gammaOutput,o=[];o.push("#version 300 es"),o.push("// Lambertian drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),t.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;"));if(s){o.push("in vec4 vWorldPosition;"),o.push("uniform bool clippable;");for(var a=0,l=i.getNumAllocatedSectionPlanes();a<l;a++)o.push("uniform bool sectionPlaneActive"+a+";"),o.push("uniform vec3 sectionPlanePos"+a+";"),o.push("uniform vec3 sectionPlaneDir"+a+";")}o.push("in vec4 vColor;"),n&&(o.push("uniform float gammaFactor;"),o.push("    vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("    return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}"));if(o.push("out vec4 outColor;"),o.push("void main(void) {"),s){o.push("if (clippable) {"),o.push("  float dist = 0.0;");for(var u=0,c=i.getNumAllocatedSectionPlanes();u<c;u++)o.push("if (sectionPlaneActive"+u+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+u+".xyz, vWorldPosition.xyz - sectionPlanePos"+u+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > 0.0) { discard; }"),o.push("}")}"points"===r.primitiveName&&(o.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),o.push("float r = dot(cxy, cxy);"),o.push("if (r > 1.0) {"),o.push("   discard;"),o.push("}"));t.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");n?o.push("outColor = linearToGamma(vColor, gammaFactor);"):o.push("outColor = vColor;");return o.push("}"),o}(e)):(this.vertex=function(e){var t=e.scene;e._material;var i,r=e._state,s=t._sectionPlanesState,n=e._geometry._state,o=t._lightsState,a=r.billboard,l=r.background,u=r.stationary,c=function(e){if(!e._geometry._state.uvBuf)return!1;var t=e._material;return!!(t._ambientMap||t._occlusionMap||t._baseColorMap||t._diffuseMap||t._alphaMap||t._specularMap||t._glossinessMap||t._specularGlossinessMap||t._emissiveMap||t._metallicMap||t._roughnessMap||t._metallicRoughnessMap||t._reflectivityMap||t._normalMap)}(e),A=Is(e),h=s.getNumAllocatedSectionPlanes()>0,d=ks(e),p=!!n.compressGeometry,f=[];f.push("#version 300 es"),f.push("// Drawing vertex shader"),f.push("in  vec3 position;"),p&&f.push("uniform mat4 positionsDecodeMatrix;");f.push("uniform  mat4 modelMatrix;"),f.push("uniform  mat4 viewMatrix;"),f.push("uniform  mat4 projMatrix;"),f.push("out  vec3 vViewPosition;"),f.push("uniform  vec3 offset;"),h&&f.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(f.push("uniform float logDepthBufFC;"),f.push("out float vFragDepth;"),f.push("bool isPerspectiveMatrix(mat4 m) {"),f.push("    return (m[2][3] == - 1.0);"),f.push("}"),f.push("out float isPerspective;"));o.lightMaps.length>0&&f.push("out    vec3 vWorldNormal;");if(A){f.push("in  vec3 normal;"),f.push("uniform    mat4 modelNormalMatrix;"),f.push("uniform    mat4 viewNormalMatrix;"),f.push("out    vec3 vViewNormal;");for(var v=0,g=o.lights.length;v<g;v++)"ambient"!==(i=o.lights[v]).type&&("dir"===i.type&&f.push("uniform vec3 lightDir"+v+";"),"point"===i.type&&f.push("uniform vec3 lightPos"+v+";"),"spot"===i.type&&(f.push("uniform vec3 lightPos"+v+";"),f.push("uniform vec3 lightDir"+v+";")),"dir"===i.type&&"view"===i.space||f.push("out vec4 vViewLightReverseDirAndDist"+v+";"));p&&(f.push("vec3 octDecode(vec2 oct) {"),f.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),f.push("    if (v.z < 0.0) {"),f.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),f.push("    }"),f.push("    return normalize(v);"),f.push("}"))}c&&(f.push("in vec2 uv;"),f.push("out vec2 vUV;"),p&&f.push("uniform mat3 uvDecodeMatrix;"));n.colors&&(f.push("in vec4 color;"),f.push("out vec4 vColor;"));"points"===n.primitiveName&&f.push("uniform float pointSize;");"spherical"!==a&&"cylindrical"!==a||(f.push("void billboard(inout mat4 mat) {"),f.push("   mat[0][0] = 1.0;"),f.push("   mat[0][1] = 0.0;"),f.push("   mat[0][2] = 0.0;"),"spherical"===a&&(f.push("   mat[1][0] = 0.0;"),f.push("   mat[1][1] = 1.0;"),f.push("   mat[1][2] = 0.0;")),f.push("   mat[2][0] = 0.0;"),f.push("   mat[2][1] = 0.0;"),f.push("   mat[2][2] =1.0;"),f.push("}"));if(d){f.push("const mat4 texUnitConverter = mat4(0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.5, 0.5, 0.5, 1.0);");for(var m=0,_=o.lights.length;m<_;m++)o.lights[m].castsShadow&&(f.push("uniform mat4 shadowViewMatrix"+m+";"),f.push("uniform mat4 shadowProjMatrix"+m+";"),f.push("out vec4 vShadowPosFromLight"+m+";"))}f.push("void main(void) {"),f.push("vec4 localPosition = vec4(position, 1.0); "),f.push("vec4 worldPosition;"),p&&f.push("localPosition = positionsDecodeMatrix * localPosition;");A&&(p?f.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):f.push("vec4 localNormal = vec4(normal, 0.0); "),f.push("mat4 modelNormalMatrix2    = modelNormalMatrix;"),f.push("mat4 viewNormalMatrix2     = viewNormalMatrix;"));f.push("mat4 viewMatrix2           = viewMatrix;"),f.push("mat4 modelMatrix2          = modelMatrix;"),u?f.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;"):l&&f.push("viewMatrix2[3] = vec4(0.0, 0.0, 0.0 ,1.0);");"spherical"===a||"cylindrical"===a?(f.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),f.push("billboard(modelMatrix2);"),f.push("billboard(viewMatrix2);"),f.push("billboard(modelViewMatrix);"),A&&(f.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),f.push("billboard(modelNormalMatrix2);"),f.push("billboard(viewNormalMatrix2);"),f.push("billboard(modelViewNormalMatrix);")),f.push("worldPosition = modelMatrix2 * localPosition;"),f.push("worldPosition.xyz = worldPosition.xyz + offset;"),f.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(f.push("worldPosition = modelMatrix2 * localPosition;"),f.push("worldPosition.xyz = worldPosition.xyz + offset;"),f.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));if(A){f.push("vec3 worldNormal = (modelNormalMatrix2 * localNormal).xyz; "),o.lightMaps.length>0&&f.push("vWorldNormal = worldNormal;"),f.push("vViewNormal = normalize((viewNormalMatrix2 * vec4(worldNormal, 1.0)).xyz);"),f.push("vec3 tmpVec3;"),f.push("float lightDist;");for(var y=0,b=o.lights.length;y<b;y++)"ambient"!==(i=o.lights[y]).type&&("dir"===i.type&&"world"===i.space&&(f.push("tmpVec3 = vec3(viewMatrix2 * vec4(lightDir"+y+", 0.0) ).xyz;"),f.push("vViewLightReverseDirAndDist"+y+" = vec4(-tmpVec3, 0.0);")),"point"===i.type&&("world"===i.space?(f.push("tmpVec3 = (viewMatrix2 * vec4(lightPos"+y+", 1.0)).xyz - viewPosition.xyz;"),f.push("lightDist = abs(length(tmpVec3));")):(f.push("tmpVec3 = lightPos"+y+".xyz - viewPosition.xyz;"),f.push("lightDist = abs(length(tmpVec3));")),f.push("vViewLightReverseDirAndDist"+y+" = vec4(tmpVec3, lightDist);")))}c&&(p?f.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"):f.push("vUV = uv;"));n.colors&&f.push("vColor = color;");"points"===n.primitiveName&&f.push("gl_PointSize = pointSize;");h&&f.push("vWorldPosition = worldPosition;");f.push("   vViewPosition = viewPosition.xyz;"),f.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(f.push("vFragDepth = 1.0 + clipPos.w;"),f.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));l&&f.push("clipPos.z = clipPos.w;");if(f.push("gl_Position = clipPos;"),d){f.push("const mat4 texUnitConverter = mat4(0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.5, 0.5, 0.5, 1.0);"),f.push("vec4 tempx; ");for(var x=0,w=o.lights.length;x<w;x++)o.lights[x].castsShadow&&f.push("vShadowPosFromLight"+x+" = texUnitConverter * shadowProjMatrix"+x+" * (shadowViewMatrix"+x+" * worldPosition); ")}return f.push("}"),f}(e),this.fragment=function(e){var t=e.scene;t.canvas.gl;var i=e._material,r=e._geometry._state,s=e.scene._sectionPlanesState,n=e.scene._lightsState,o=e._material._state,a=s.getNumAllocatedSectionPlanes()>0,l=Is(e),u=r.uvBuf,c="PhongMaterial"===o.type,A="MetallicMaterial"===o.type,h="SpecularMaterial"===o.type,d=ks(e);t.gammaInput;var p=t.gammaOutput,f=[];f.push("#version 300 es"),f.push("// Drawing fragment shader"),f.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),f.push("precision highp float;"),f.push("precision highp int;"),f.push("#else"),f.push("precision mediump float;"),f.push("precision mediump int;"),f.push("#endif"),t.logarithmicDepthBufferEnabled&&(f.push("in float isPerspective;"),f.push("uniform float logDepthBufFC;"),f.push("in float vFragDepth;"));d&&(f.push("float unpackDepth (vec4 color) {"),f.push("  const vec4 bitShift = vec4(1.0, 1.0/256.0, 1.0/(256.0 * 256.0), 1.0/(256.0*256.0*256.0));"),f.push("  return dot(color, bitShift);"),f.push("}"));f.push("uniform float gammaFactor;"),f.push("vec4 linearToLinear( in vec4 value ) {"),f.push("  return value;"),f.push("}"),f.push("vec4 sRGBToLinear( in vec4 value ) {"),f.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),f.push("}"),f.push("vec4 gammaToLinear( in vec4 value) {"),f.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),f.push("}"),p&&(f.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),f.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),f.push("}"));if(a){f.push("in vec4 vWorldPosition;"),f.push("uniform bool clippable;");for(var v=0;v<s.getNumAllocatedSectionPlanes();v++)f.push("uniform bool sectionPlaneActive"+v+";"),f.push("uniform vec3 sectionPlanePos"+v+";"),f.push("uniform vec3 sectionPlaneDir"+v+";")}l&&(n.lightMaps.length>0&&(f.push("uniform samplerCube lightMap;"),f.push("uniform mat4 viewNormalMatrix;")),n.reflectionMaps.length>0&&f.push("uniform samplerCube reflectionMap;"),(n.lightMaps.length>0||n.reflectionMaps.length>0)&&f.push("uniform mat4 viewMatrix;"),f.push("#define PI 3.14159265359"),f.push("#define RECIPROCAL_PI 0.31830988618"),f.push("#define RECIPROCAL_PI2 0.15915494"),f.push("#define EPSILON 1e-6"),f.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),f.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),f.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),f.push("}"),f.push("struct IncidentLight {"),f.push("   vec3 color;"),f.push("   vec3 direction;"),f.push("};"),f.push("struct ReflectedLight {"),f.push("   vec3 diffuse;"),f.push("   vec3 specular;"),f.push("};"),f.push("struct Geometry {"),f.push("   vec3 position;"),f.push("   vec3 viewNormal;"),f.push("   vec3 worldNormal;"),f.push("   vec3 viewEyeDir;"),f.push("};"),f.push("struct Material {"),f.push("   vec3    diffuseColor;"),f.push("   float   specularRoughness;"),f.push("   vec3    specularColor;"),f.push("   float   shine;"),f.push("};"),c&&((n.lightMaps.length>0||n.reflectionMaps.length>0)&&(f.push("void computePhongLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),n.lightMaps.length>0&&(f.push("   vec3 irradiance = "+Fs[n.lightMaps[0].encoding]+"(texture(lightMap, geometry.worldNormal)).rgb;"),f.push("   irradiance *= PI;"),f.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),n.reflectionMaps.length>0&&(f.push("   vec3 reflectVec             = reflect(-geometry.viewEyeDir, geometry.viewNormal);"),f.push("   vec3 radiance               = texture(reflectionMap, reflectVec).rgb * 0.2;"),f.push("   radiance *= PI;"),f.push("   reflectedLight.specular     += radiance;")),f.push("}")),f.push("void computePhongLighting(const in IncidentLight directLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),f.push("   float dotNL     = saturate(dot(geometry.viewNormal, directLight.direction));"),f.push("   vec3 irradiance = dotNL * directLight.color * PI;"),f.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.specular += directLight.color * material.specularColor * pow(max(dot(reflect(-directLight.direction, -geometry.viewNormal), geometry.viewEyeDir), 0.0), material.shine);"),f.push("}")),(A||h)&&(f.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),f.push("   float r = ggxRoughness + 0.0001;"),f.push("   return (2.0 / (r * r) - 2.0);"),f.push("}"),f.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),f.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),f.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),f.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),f.push("}"),n.reflectionMaps.length>0&&(f.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),f.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),f.push("   vec3 envMapColor = "+Fs[n.reflectionMaps[0].encoding]+"(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),f.push("  return envMapColor;"),f.push("}")),f.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),f.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),f.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),f.push("}"),f.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),f.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),f.push("   return 1.0 / ( gl * gv );"),f.push("}"),f.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),f.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),f.push("   return 0.5 / max( gv + gl, EPSILON );"),f.push("}"),f.push("float D_GGX(const in float alpha, const in float dotNH) {"),f.push("   float a2 = ( alpha * alpha );"),f.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),f.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),f.push("}"),f.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),f.push("   float alpha = ( roughness * roughness );"),f.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),f.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),f.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),f.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),f.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),f.push("   vec3  F = F_Schlick( specularColor, dotLH );"),f.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),f.push("   float D = D_GGX( alpha, dotNH );"),f.push("   return F * (G * D);"),f.push("}"),f.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),f.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),f.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),f.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),f.push("   vec4 r = roughness * c0 + c1;"),f.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),f.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),f.push("   return specularColor * AB.x + AB.y;"),f.push("}"),(n.lightMaps.length>0||n.reflectionMaps.length>0)&&(f.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),n.lightMaps.length>0&&(f.push("   vec3 irradiance = sRGBToLinear(texture(lightMap, geometry.worldNormal)).rgb;"),f.push("   irradiance *= PI;"),f.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),n.reflectionMaps.length>0&&(f.push("   vec3 reflectVec             = reflect(-geometry.viewEyeDir, geometry.viewNormal);"),f.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),f.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),f.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),f.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),f.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),f.push("}")),f.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),f.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),f.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),f.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),f.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),f.push("}")));f.push("in vec3 vViewPosition;"),r.colors&&f.push("in vec4 vColor;");u&&(l&&i._normalMap||i._ambientMap||i._baseColorMap||i._diffuseMap||i._emissiveMap||i._metallicMap||i._roughnessMap||i._metallicRoughnessMap||i._specularMap||i._glossinessMap||i._specularGlossinessMap||i._occlusionMap||i._alphaMap)&&f.push("in vec2 vUV;");l&&(n.lightMaps.length>0&&f.push("in vec3 vWorldNormal;"),f.push("in vec3 vViewNormal;"));o.ambient&&f.push("uniform vec3 materialAmbient;");o.baseColor&&f.push("uniform vec3 materialBaseColor;");void 0!==o.alpha&&null!==o.alpha&&f.push("uniform vec4 materialAlphaModeCutoff;");o.emissive&&f.push("uniform vec3 materialEmissive;");o.diffuse&&f.push("uniform vec3 materialDiffuse;");void 0!==o.glossiness&&null!==o.glossiness&&f.push("uniform float materialGlossiness;");void 0!==o.shininess&&null!==o.shininess&&f.push("uniform float materialShininess;");o.specular&&f.push("uniform vec3 materialSpecular;");void 0!==o.metallic&&null!==o.metallic&&f.push("uniform float materialMetallic;");void 0!==o.roughness&&null!==o.roughness&&f.push("uniform float materialRoughness;");void 0!==o.specularF0&&null!==o.specularF0&&f.push("uniform float materialSpecularF0;");u&&i._ambientMap&&(f.push("uniform sampler2D ambientMap;"),i._ambientMap._state.matrix&&f.push("uniform mat4 ambientMapMatrix;"));u&&i._baseColorMap&&(f.push("uniform sampler2D baseColorMap;"),i._baseColorMap._state.matrix&&f.push("uniform mat4 baseColorMapMatrix;"));u&&i._diffuseMap&&(f.push("uniform sampler2D diffuseMap;"),i._diffuseMap._state.matrix&&f.push("uniform mat4 diffuseMapMatrix;"));u&&i._emissiveMap&&(f.push("uniform sampler2D emissiveMap;"),i._emissiveMap._state.matrix&&f.push("uniform mat4 emissiveMapMatrix;"));l&&u&&i._metallicMap&&(f.push("uniform sampler2D metallicMap;"),i._metallicMap._state.matrix&&f.push("uniform mat4 metallicMapMatrix;"));l&&u&&i._roughnessMap&&(f.push("uniform sampler2D roughnessMap;"),i._roughnessMap._state.matrix&&f.push("uniform mat4 roughnessMapMatrix;"));l&&u&&i._metallicRoughnessMap&&(f.push("uniform sampler2D metallicRoughnessMap;"),i._metallicRoughnessMap._state.matrix&&f.push("uniform mat4 metallicRoughnessMapMatrix;"));l&&i._normalMap&&(f.push("uniform sampler2D normalMap;"),i._normalMap._state.matrix&&f.push("uniform mat4 normalMapMatrix;"),f.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),f.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),f.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),f.push("      vec2 st0 = dFdx( uv.st );"),f.push("      vec2 st1 = dFdy( uv.st );"),f.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),f.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),f.push("      vec3 N = normalize( surf_norm );"),f.push("      vec3 mapN = texture( normalMap, uv ).xyz * 2.0 - 1.0;"),f.push("      mat3 tsn = mat3( S, T, N );"),f.push("      return normalize( tsn * mapN );"),f.push("}"));u&&i._occlusionMap&&(f.push("uniform sampler2D occlusionMap;"),i._occlusionMap._state.matrix&&f.push("uniform mat4 occlusionMapMatrix;"));u&&i._alphaMap&&(f.push("uniform sampler2D alphaMap;"),i._alphaMap._state.matrix&&f.push("uniform mat4 alphaMapMatrix;"));l&&u&&i._specularMap&&(f.push("uniform sampler2D specularMap;"),i._specularMap._state.matrix&&f.push("uniform mat4 specularMapMatrix;"));l&&u&&i._glossinessMap&&(f.push("uniform sampler2D glossinessMap;"),i._glossinessMap._state.matrix&&f.push("uniform mat4 glossinessMapMatrix;"));l&&u&&i._specularGlossinessMap&&(f.push("uniform sampler2D materialSpecularGlossinessMap;"),i._specularGlossinessMap._state.matrix&&f.push("uniform mat4 materialSpecularGlossinessMapMatrix;"));l&&(i._diffuseFresnel||i._specularFresnel||i._alphaFresnel||i._emissiveFresnel||i._reflectivityFresnel)&&(f.push("float fresnel(vec3 eyeDir, vec3 normal, float edgeBias, float centerBias, float power) {"),f.push("    float fr = abs(dot(eyeDir, normal));"),f.push("    float finalFr = clamp((fr - edgeBias) / (centerBias - edgeBias), 0.0, 1.0);"),f.push("    return pow(finalFr, power);"),f.push("}"),i._diffuseFresnel&&(f.push("uniform float  diffuseFresnelCenterBias;"),f.push("uniform float  diffuseFresnelEdgeBias;"),f.push("uniform float  diffuseFresnelPower;"),f.push("uniform vec3   diffuseFresnelCenterColor;"),f.push("uniform vec3   diffuseFresnelEdgeColor;")),i._specularFresnel&&(f.push("uniform float  specularFresnelCenterBias;"),f.push("uniform float  specularFresnelEdgeBias;"),f.push("uniform float  specularFresnelPower;"),f.push("uniform vec3   specularFresnelCenterColor;"),f.push("uniform vec3   specularFresnelEdgeColor;")),i._alphaFresnel&&(f.push("uniform float  alphaFresnelCenterBias;"),f.push("uniform float  alphaFresnelEdgeBias;"),f.push("uniform float  alphaFresnelPower;"),f.push("uniform vec3   alphaFresnelCenterColor;"),f.push("uniform vec3   alphaFresnelEdgeColor;")),i._reflectivityFresnel&&(f.push("uniform float  materialSpecularF0FresnelCenterBias;"),f.push("uniform float  materialSpecularF0FresnelEdgeBias;"),f.push("uniform float  materialSpecularF0FresnelPower;"),f.push("uniform vec3   materialSpecularF0FresnelCenterColor;"),f.push("uniform vec3   materialSpecularF0FresnelEdgeColor;")),i._emissiveFresnel&&(f.push("uniform float  emissiveFresnelCenterBias;"),f.push("uniform float  emissiveFresnelEdgeBias;"),f.push("uniform float  emissiveFresnelPower;"),f.push("uniform vec3   emissiveFresnelCenterColor;"),f.push("uniform vec3   emissiveFresnelEdgeColor;")));if(f.push("uniform vec4   lightAmbient;"),l)for(var g=0,m=n.lights.length;g<m;g++){var _=n.lights[g];"ambient"!==_.type&&(f.push("uniform vec4 lightColor"+g+";"),"point"===_.type&&f.push("uniform vec3 lightAttenuation"+g+";"),"dir"===_.type&&"view"===_.space&&f.push("uniform vec3 lightDir"+g+";"),"point"===_.type&&"view"===_.space?f.push("uniform vec3 lightPos"+g+";"):f.push("in vec4 vViewLightReverseDirAndDist"+g+";"))}if(d)for(var y=0,b=n.lights.length;y<b;y++)n.lights[y].castsShadow&&(f.push("in vec4 vShadowPosFromLight"+y+";"),f.push("uniform sampler2D shadowMap"+y+";"));if(f.push("uniform vec4 colorize;"),f.push("out vec4 outColor;"),f.push("void main(void) {"),a){f.push("if (clippable) {"),f.push("  float dist = 0.0;");for(v=0;v<s.getNumAllocatedSectionPlanes();v++)f.push("if (sectionPlaneActive"+v+") {"),f.push("   dist += clamp(dot(-sectionPlaneDir"+v+".xyz, vWorldPosition.xyz - sectionPlanePos"+v+".xyz), 0.0, 1000.0);"),f.push("}");f.push("  if (dist > 0.0) { discard; }"),f.push("}")}"points"===r.primitiveName&&(f.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),f.push("float r = dot(cxy, cxy);"),f.push("if (r > 1.0) {"),f.push("   discard;"),f.push("}"));f.push("float occlusion = 1.0;"),o.ambient?f.push("vec3 ambientColor = materialAmbient;"):f.push("vec3 ambientColor = vec3(1.0, 1.0, 1.0);");o.diffuse?f.push("vec3 diffuseColor = materialDiffuse;"):o.baseColor?f.push("vec3 diffuseColor = materialBaseColor;"):f.push("vec3 diffuseColor = vec3(1.0, 1.0, 1.0);");r.colors&&f.push("diffuseColor *= vColor.rgb;");o.emissive?f.push("vec3 emissiveColor = materialEmissive;"):f.push("vec3  emissiveColor = vec3(0.0, 0.0, 0.0);");o.specular?f.push("vec3 specular = materialSpecular;"):f.push("vec3 specular = vec3(1.0, 1.0, 1.0);");void 0!==o.alpha?f.push("float alpha = materialAlphaModeCutoff[0];"):f.push("float alpha = 1.0;");r.colors&&f.push("alpha *= vColor.a;");void 0!==o.glossiness?f.push("float glossiness = materialGlossiness;"):f.push("float glossiness = 1.0;");void 0!==o.metallic?f.push("float metallic = materialMetallic;"):f.push("float metallic = 1.0;");void 0!==o.roughness?f.push("float roughness = materialRoughness;"):f.push("float roughness = 1.0;");void 0!==o.specularF0?f.push("float specularF0 = materialSpecularF0;"):f.push("float specularF0 = 1.0;");u&&(l&&i._normalMap||i._ambientMap||i._baseColorMap||i._diffuseMap||i._occlusionMap||i._emissiveMap||i._metallicMap||i._roughnessMap||i._metallicRoughnessMap||i._specularMap||i._glossinessMap||i._specularGlossinessMap||i._alphaMap)&&(f.push("vec4 texturePos = vec4(vUV.s, vUV.t, 1.0, 1.0);"),f.push("vec2 textureCoord;"));u&&i._ambientMap&&(i._ambientMap._state.matrix?f.push("textureCoord = (ambientMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 ambientTexel = texture(ambientMap, textureCoord).rgb;"),f.push("ambientTexel = "+Fs[i._ambientMap._state.encoding]+"(ambientTexel);"),f.push("ambientColor *= ambientTexel.rgb;"));u&&i._diffuseMap&&(i._diffuseMap._state.matrix?f.push("textureCoord = (diffuseMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 diffuseTexel = texture(diffuseMap, textureCoord);"),f.push("diffuseTexel = "+Fs[i._diffuseMap._state.encoding]+"(diffuseTexel);"),f.push("diffuseColor *= diffuseTexel.rgb;"),f.push("alpha *= diffuseTexel.a;"));u&&i._baseColorMap&&(i._baseColorMap._state.matrix?f.push("textureCoord = (baseColorMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 baseColorTexel = texture(baseColorMap, textureCoord);"),f.push("baseColorTexel = "+Fs[i._baseColorMap._state.encoding]+"(baseColorTexel);"),f.push("diffuseColor *= baseColorTexel.rgb;"),f.push("alpha *= baseColorTexel.a;"));u&&i._emissiveMap&&(i._emissiveMap._state.matrix?f.push("textureCoord = (emissiveMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 emissiveTexel = texture(emissiveMap, textureCoord);"),f.push("emissiveTexel = "+Fs[i._emissiveMap._state.encoding]+"(emissiveTexel);"),f.push("emissiveColor = emissiveTexel.rgb;"));u&&i._alphaMap&&(i._alphaMap._state.matrix?f.push("textureCoord = (alphaMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("alpha *= texture(alphaMap, textureCoord).r;"));u&&i._occlusionMap&&(i._occlusionMap._state.matrix?f.push("textureCoord = (occlusionMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("occlusion *= texture(occlusionMap, textureCoord).r;"));if(l&&(n.lights.length>0||n.lightMaps.length>0||n.reflectionMaps.length>0)){u&&i._normalMap?(i._normalMap._state.matrix?f.push("textureCoord = (normalMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec3 viewNormal = perturbNormal2Arb( vViewPosition, normalize(vViewNormal), textureCoord );")):f.push("vec3 viewNormal = normalize(vViewNormal);"),u&&i._specularMap&&(i._specularMap._state.matrix?f.push("textureCoord = (specularMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("specular *= texture(specularMap, textureCoord).rgb;")),u&&i._glossinessMap&&(i._glossinessMap._state.matrix?f.push("textureCoord = (glossinessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("glossiness *= texture(glossinessMap, textureCoord).r;")),u&&i._specularGlossinessMap&&(i._specularGlossinessMap._state.matrix?f.push("textureCoord = (materialSpecularGlossinessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec4 specGlossRGB = texture(materialSpecularGlossinessMap, textureCoord).rgba;"),f.push("specular *= specGlossRGB.rgb;"),f.push("glossiness *= specGlossRGB.a;")),u&&i._metallicMap&&(i._metallicMap._state.matrix?f.push("textureCoord = (metallicMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("metallic *= texture(metallicMap, textureCoord).r;")),u&&i._roughnessMap&&(i._roughnessMap._state.matrix?f.push("textureCoord = (roughnessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("roughness *= texture(roughnessMap, textureCoord).r;")),u&&i._metallicRoughnessMap&&(i._metallicRoughnessMap._state.matrix?f.push("textureCoord = (metallicRoughnessMapMatrix * texturePos).xy;"):f.push("textureCoord = texturePos.xy;"),f.push("vec3 metalRoughRGB = texture(metallicRoughnessMap, textureCoord).rgb;"),f.push("metallic *= metalRoughRGB.b;"),f.push("roughness *= metalRoughRGB.g;")),f.push("vec3 viewEyeDir = normalize(-vViewPosition);"),i._diffuseFresnel&&(f.push("float diffuseFresnel = fresnel(viewEyeDir, viewNormal, diffuseFresnelEdgeBias, diffuseFresnelCenterBias, diffuseFresnelPower);"),f.push("diffuseColor *= mix(diffuseFresnelEdgeColor, diffuseFresnelCenterColor, diffuseFresnel);")),i._specularFresnel&&(f.push("float specularFresnel = fresnel(viewEyeDir, viewNormal, specularFresnelEdgeBias, specularFresnelCenterBias, specularFresnelPower);"),f.push("specular *= mix(specularFresnelEdgeColor, specularFresnelCenterColor, specularFresnel);")),i._alphaFresnel&&(f.push("float alphaFresnel = fresnel(viewEyeDir, viewNormal, alphaFresnelEdgeBias, alphaFresnelCenterBias, alphaFresnelPower);"),f.push("alpha *= mix(alphaFresnelEdgeColor.r, alphaFresnelCenterColor.r, alphaFresnel);")),i._emissiveFresnel&&(f.push("float emissiveFresnel = fresnel(viewEyeDir, viewNormal, emissiveFresnelEdgeBias, emissiveFresnelCenterBias, emissiveFresnelPower);"),f.push("emissiveColor *= mix(emissiveFresnelEdgeColor, emissiveFresnelCenterColor, emissiveFresnel);")),f.push("if (materialAlphaModeCutoff[1] == 1.0 && alpha < materialAlphaModeCutoff[2]) {"),f.push("   discard;"),f.push("}"),f.push("IncidentLight  light;"),f.push("Material       material;"),f.push("Geometry       geometry;"),f.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),f.push("vec3           viewLightDir;"),c&&(f.push("material.diffuseColor      = diffuseColor;"),f.push("material.specularColor     = specular;"),f.push("material.shine             = materialShininess;")),h&&(f.push("float oneMinusSpecularStrength = 1.0 - max(max(specular.r, specular.g ),specular.b);"),f.push("material.diffuseColor      = diffuseColor * oneMinusSpecularStrength;"),f.push("material.specularRoughness = clamp( 1.0 - glossiness, 0.04, 1.0 );"),f.push("material.specularColor     = specular;")),A&&(f.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),f.push("material.diffuseColor      = diffuseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),f.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),f.push("material.specularColor     = mix(vec3(dielectricSpecular), diffuseColor, metallic);")),f.push("geometry.position      = vViewPosition;"),n.lightMaps.length>0&&f.push("geometry.worldNormal   = normalize(vWorldNormal);"),f.push("geometry.viewNormal    = viewNormal;"),f.push("geometry.viewEyeDir    = viewEyeDir;"),c&&(n.lightMaps.length>0||n.reflectionMaps.length>0)&&f.push("computePhongLightMapping(geometry, material, reflectedLight);"),(h||A)&&(n.lightMaps.length>0||n.reflectionMaps.length>0)&&f.push("computePBRLightMapping(geometry, material, reflectedLight);"),f.push("float shadow = 1.0;"),f.push("float shadowAcneRemover = 0.007;"),f.push("vec3 fragmentDepth;"),f.push("float texelSize = 1.0 / 1024.0;"),f.push("float amountInLight = 0.0;"),f.push("vec3 shadowCoord;"),f.push("vec4 rgbaDepth;"),f.push("float depth;");for(var x=0,w=n.lights.length;x<w;x++){var B=n.lights[x];"ambient"!==B.type&&("dir"===B.type&&"view"===B.space?f.push("viewLightDir = -normalize(lightDir"+x+");"):"point"===B.type&&"view"===B.space?f.push("viewLightDir = normalize(lightPos"+x+" - vViewPosition);"):f.push("viewLightDir = normalize(vViewLightReverseDirAndDist"+x+".xyz);"),d&&B.castsShadow?(f.push("shadow = 0.0;"),f.push("fragmentDepth = vShadowPosFromLight"+x+".xyz;"),f.push("fragmentDepth.z -= shadowAcneRemover;"),f.push("for (int x = -3; x <= 3; x++) {"),f.push("  for (int y = -3; y <= 3; y++) {"),f.push("      float texelDepth = unpackDepth(texture(shadowMap"+x+", fragmentDepth.xy + vec2(x, y) * texelSize));"),f.push("      if (fragmentDepth.z < texelDepth) {"),f.push("          shadow += 1.0;"),f.push("      }"),f.push("  }"),f.push("}"),f.push("shadow = shadow / 9.0;"),f.push("light.color =  lightColor"+x+".rgb * (lightColor"+x+".a * shadow);")):f.push("light.color =  lightColor"+x+".rgb * (lightColor"+x+".a );"),f.push("light.direction = viewLightDir;"),c&&f.push("computePhongLighting(light, geometry, material, reflectedLight);"),(h||A)&&f.push("computePBRLighting(light, geometry, material, reflectedLight);"))}c?f.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * diffuseColor) + ((occlusion * (( reflectedLight.diffuse + reflectedLight.specular)))) + emissiveColor;"):f.push("vec3 outgoingLight = (occlusion * (reflectedLight.diffuse)) + (occlusion * reflectedLight.specular) + emissiveColor;")}else f.push("ambientColor *= (lightAmbient.rgb * lightAmbient.a);"),f.push("vec3 outgoingLight = emissiveColor + ambientColor;");f.push("vec4 fragColor = vec4(outgoingLight, alpha) * colorize;"),p&&f.push("fragColor = linearToGamma(fragColor, gammaFactor);");f.push("outColor = fragColor;"),t.logarithmicDepthBufferEnabled&&f.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return f.push("}"),f}(e))},Fs={};function ks(e){if(!e.receivesShadow)return!1;var t=e.scene._lightsState.lights;if(!t||0===t.length)return!1;for(var i=0,r=t.length;i<r;i++)if(t[i].castsShadow)return!0;return!1}function Is(e){var t=e._geometry._state.primitiveName;return!(!e._geometry._state.autoVertexNormals&&!e._geometry._state.normalsBuf||"triangles"!==t&&"triangle-strip"!==t&&"triangle-fan"!==t)}Fs[3e3]="linearToLinear",Fs[3001]="sRGBToLinear";var Ds=re.vec3(),Ss=new G({}),Ts=function(e,t){this.id=Ss.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Es(t),this._allocate(t)},Ls={};Ts.get=function(e){var t=e.scene,i=[t.canvas.canvas.id,(t.gammaInput?"gi;":";")+(t.gammaOutput?"go":""),t._lightsState.getHash(),t._sectionPlanesState.getHash(),e._geometry._state.hash,e._material._state.hash,e._state.drawHash].join(";"),r=Ls[i];if(!r){if((r=new Ts(i,e)).errors)return console.log(r.errors.join("\n")),null;Ls[i]=r,ae.memory.programs++}return r._useCount++,r},Ts.prototype.put=function(){0==--this._useCount&&(Ss.removeItem(this.id),this._program&&this._program.destroy(),delete Ls[this._hash],ae.memory.programs--)},Ts.prototype.webglContextRestored=function(){this._program=null},Ts.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=Lt.MAX_TEXTURE_UNITS,r=t.scene,s=t._material,n=r.canvas.gl,o=this._program,a=t._state,l=t._material._state,u=t._geometry._state,c=r.camera,A=t.origin,h=a.background;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,h&&n.depthFunc(n.LEQUAL),this._bindProgram(e)),n.uniformMatrix4fv(this._uViewMatrix,!1,A?e.getRTCViewMatrix(a.originHash,A):c.viewMatrix),n.uniformMatrix4fv(this._uViewNormalMatrix,!1,c.viewNormalMatrix),a.clippable){var d=r._sectionPlanesState.getNumAllocatedSectionPlanes(),p=r._sectionPlanesState.sectionPlanes.length;if(d>0)for(var f=r._sectionPlanesState.sectionPlanes,v=t.renderFlags,g=0;g<d;g++){var m=this._uSectionPlanes[g];if(m)if(g<p){var _=v.sectionPlanesActivePerLayer[g];if(n.uniform1i(m.active,_?1:0),_){var y=f[g];if(A){var b=We(y.dist,y.dir,A,Ds);n.uniform3fv(m.pos,b)}else n.uniform3fv(m.pos,y.pos);n.uniform3fv(m.dir,y.dir)}}else n.uniform1i(m.active,0)}}if(l.id!==this._lastMaterialId){e.textureUnit=this._baseTextureUnit;var x=l.backfaces;e.backfaces!==x&&(x?n.disable(n.CULL_FACE):n.enable(n.CULL_FACE),e.backfaces=x);var w=l.frontface;switch(e.frontface!==w&&(w?n.frontFace(n.CCW):n.frontFace(n.CW),e.frontface=w),e.lineWidth!==l.lineWidth&&(n.lineWidth(l.lineWidth),e.lineWidth=l.lineWidth),this._uPointSize&&n.uniform1f(this._uPointSize,l.pointSize),l.type){case"LambertMaterial":this._uMaterialAmbient&&n.uniform3fv(this._uMaterialAmbient,l.ambient),this._uMaterialColor&&n.uniform4f(this._uMaterialColor,l.color[0],l.color[1],l.color[2],l.alpha),this._uMaterialEmissive&&n.uniform3fv(this._uMaterialEmissive,l.emissive);break;case"PhongMaterial":this._uMaterialShininess&&n.uniform1f(this._uMaterialShininess,l.shininess),this._uMaterialAmbient&&n.uniform3fv(this._uMaterialAmbient,l.ambient),this._uMaterialDiffuse&&n.uniform3fv(this._uMaterialDiffuse,l.diffuse),this._uMaterialSpecular&&n.uniform3fv(this._uMaterialSpecular,l.specular),this._uMaterialEmissive&&n.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&n.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0),s._ambientMap&&s._ambientMap._state.texture&&this._uMaterialAmbientMap&&(o.bindTexture(this._uMaterialAmbientMap,s._ambientMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMaterialAmbientMapMatrix&&n.uniformMatrix4fv(this._uMaterialAmbientMapMatrix,!1,s._ambientMap._state.matrix)),s._diffuseMap&&s._diffuseMap._state.texture&&this._uDiffuseMap&&(o.bindTexture(this._uDiffuseMap,s._diffuseMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uDiffuseMapMatrix&&n.uniformMatrix4fv(this._uDiffuseMapMatrix,!1,s._diffuseMap._state.matrix)),s._specularMap&&s._specularMap._state.texture&&this._uSpecularMap&&(o.bindTexture(this._uSpecularMap,s._specularMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularMapMatrix&&n.uniformMatrix4fv(this._uSpecularMapMatrix,!1,s._specularMap._state.matrix)),s._emissiveMap&&s._emissiveMap._state.texture&&this._uEmissiveMap&&(o.bindTexture(this._uEmissiveMap,s._emissiveMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&n.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,s._emissiveMap._state.matrix)),s._alphaMap&&s._alphaMap._state.texture&&this._uAlphaMap&&(o.bindTexture(this._uAlphaMap,s._alphaMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&n.uniformMatrix4fv(this._uAlphaMapMatrix,!1,s._alphaMap._state.matrix)),s._reflectivityMap&&s._reflectivityMap._state.texture&&this._uReflectivityMap&&(o.bindTexture(this._uReflectivityMap,s._reflectivityMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,this._uReflectivityMapMatrix&&n.uniformMatrix4fv(this._uReflectivityMapMatrix,!1,s._reflectivityMap._state.matrix)),s._normalMap&&s._normalMap._state.texture&&this._uNormalMap&&(o.bindTexture(this._uNormalMap,s._normalMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&n.uniformMatrix4fv(this._uNormalMapMatrix,!1,s._normalMap._state.matrix)),s._occlusionMap&&s._occlusionMap._state.texture&&this._uOcclusionMap&&(o.bindTexture(this._uOcclusionMap,s._occlusionMap._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&n.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,s._occlusionMap._state.matrix)),s._diffuseFresnel&&(this._uDiffuseFresnelEdgeBias&&n.uniform1f(this._uDiffuseFresnelEdgeBias,s._diffuseFresnel.edgeBias),this._uDiffuseFresnelCenterBias&&n.uniform1f(this._uDiffuseFresnelCenterBias,s._diffuseFresnel.centerBias),this._uDiffuseFresnelEdgeColor&&n.uniform3fv(this._uDiffuseFresnelEdgeColor,s._diffuseFresnel.edgeColor),this._uDiffuseFresnelCenterColor&&n.uniform3fv(this._uDiffuseFresnelCenterColor,s._diffuseFresnel.centerColor),this._uDiffuseFresnelPower&&n.uniform1f(this._uDiffuseFresnelPower,s._diffuseFresnel.power)),s._specularFresnel&&(this._uSpecularFresnelEdgeBias&&n.uniform1f(this._uSpecularFresnelEdgeBias,s._specularFresnel.edgeBias),this._uSpecularFresnelCenterBias&&n.uniform1f(this._uSpecularFresnelCenterBias,s._specularFresnel.centerBias),this._uSpecularFresnelEdgeColor&&n.uniform3fv(this._uSpecularFresnelEdgeColor,s._specularFresnel.edgeColor),this._uSpecularFresnelCenterColor&&n.uniform3fv(this._uSpecularFresnelCenterColor,s._specularFresnel.centerColor),this._uSpecularFresnelPower&&n.uniform1f(this._uSpecularFresnelPower,s._specularFresnel.power)),s._alphaFresnel&&(this._uAlphaFresnelEdgeBias&&n.uniform1f(this._uAlphaFresnelEdgeBias,s._alphaFresnel.edgeBias),this._uAlphaFresnelCenterBias&&n.uniform1f(this._uAlphaFresnelCenterBias,s._alphaFresnel.centerBias),this._uAlphaFresnelEdgeColor&&n.uniform3fv(this._uAlphaFresnelEdgeColor,s._alphaFresnel.edgeColor),this._uAlphaFresnelCenterColor&&n.uniform3fv(this._uAlphaFresnelCenterColor,s._alphaFresnel.centerColor),this._uAlphaFresnelPower&&n.uniform1f(this._uAlphaFresnelPower,s._alphaFresnel.power)),s._reflectivityFresnel&&(this._uReflectivityFresnelEdgeBias&&n.uniform1f(this._uReflectivityFresnelEdgeBias,s._reflectivityFresnel.edgeBias),this._uReflectivityFresnelCenterBias&&n.uniform1f(this._uReflectivityFresnelCenterBias,s._reflectivityFresnel.centerBias),this._uReflectivityFresnelEdgeColor&&n.uniform3fv(this._uReflectivityFresnelEdgeColor,s._reflectivityFresnel.edgeColor),this._uReflectivityFresnelCenterColor&&n.uniform3fv(this._uReflectivityFresnelCenterColor,s._reflectivityFresnel.centerColor),this._uReflectivityFresnelPower&&n.uniform1f(this._uReflectivityFresnelPower,s._reflectivityFresnel.power)),s._emissiveFresnel&&(this._uEmissiveFresnelEdgeBias&&n.uniform1f(this._uEmissiveFresnelEdgeBias,s._emissiveFresnel.edgeBias),this._uEmissiveFresnelCenterBias&&n.uniform1f(this._uEmissiveFresnelCenterBias,s._emissiveFresnel.centerBias),this._uEmissiveFresnelEdgeColor&&n.uniform3fv(this._uEmissiveFresnelEdgeColor,s._emissiveFresnel.edgeColor),this._uEmissiveFresnelCenterColor&&n.uniform3fv(this._uEmissiveFresnelCenterColor,s._emissiveFresnel.centerColor),this._uEmissiveFresnelPower&&n.uniform1f(this._uEmissiveFresnelPower,s._emissiveFresnel.power));break;case"MetallicMaterial":this._uBaseColor&&n.uniform3fv(this._uBaseColor,l.baseColor),this._uMaterialMetallic&&n.uniform1f(this._uMaterialMetallic,l.metallic),this._uMaterialRoughness&&n.uniform1f(this._uMaterialRoughness,l.roughness),this._uMaterialSpecularF0&&n.uniform1f(this._uMaterialSpecularF0,l.specularF0),this._uMaterialEmissive&&n.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&n.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0);var B=s._baseColorMap;B&&B._state.texture&&this._uBaseColorMap&&(o.bindTexture(this._uBaseColorMap,B._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uBaseColorMapMatrix&&n.uniformMatrix4fv(this._uBaseColorMapMatrix,!1,B._state.matrix));var P=s._metallicMap;P&&P._state.texture&&this._uMetallicMap&&(o.bindTexture(this._uMetallicMap,P._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMetallicMapMatrix&&n.uniformMatrix4fv(this._uMetallicMapMatrix,!1,P._state.matrix));var C=s._roughnessMap;C&&C._state.texture&&this._uRoughnessMap&&(o.bindTexture(this._uRoughnessMap,C._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uRoughnessMapMatrix&&n.uniformMatrix4fv(this._uRoughnessMapMatrix,!1,C._state.matrix));var M=s._metallicRoughnessMap;M&&M._state.texture&&this._uMetallicRoughnessMap&&(o.bindTexture(this._uMetallicRoughnessMap,M._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uMetallicRoughnessMapMatrix&&n.uniformMatrix4fv(this._uMetallicRoughnessMapMatrix,!1,M._state.matrix)),(I=s._emissiveMap)&&I._state.texture&&this._uEmissiveMap&&(o.bindTexture(this._uEmissiveMap,I._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&n.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,I._state.matrix)),(D=s._occlusionMap)&&s._occlusionMap._state.texture&&this._uOcclusionMap&&(o.bindTexture(this._uOcclusionMap,D._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&n.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,D._state.matrix)),(S=s._alphaMap)&&S._state.texture&&this._uAlphaMap&&(o.bindTexture(this._uAlphaMap,S._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&n.uniformMatrix4fv(this._uAlphaMapMatrix,!1,S._state.matrix)),(T=s._normalMap)&&T._state.texture&&this._uNormalMap&&(o.bindTexture(this._uNormalMap,T._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&n.uniformMatrix4fv(this._uNormalMapMatrix,!1,T._state.matrix));break;case"SpecularMaterial":this._uMaterialDiffuse&&n.uniform3fv(this._uMaterialDiffuse,l.diffuse),this._uMaterialSpecular&&n.uniform3fv(this._uMaterialSpecular,l.specular),this._uMaterialGlossiness&&n.uniform1f(this._uMaterialGlossiness,l.glossiness),this._uMaterialReflectivity&&n.uniform1f(this._uMaterialReflectivity,l.reflectivity),this._uMaterialEmissive&&n.uniform3fv(this._uMaterialEmissive,l.emissive),this._uAlphaModeCutoff&&n.uniform4f(this._uAlphaModeCutoff,1*l.alpha,1===l.alphaMode?1:0,l.alphaCutoff,0);var E=s._diffuseMap;E&&E._state.texture&&this._uDiffuseMap&&(o.bindTexture(this._uDiffuseMap,E._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uDiffuseMapMatrix&&n.uniformMatrix4fv(this._uDiffuseMapMatrix,!1,E._state.matrix));var F=s._specularMap;F&&F._state.texture&&this._uSpecularMap&&(o.bindTexture(this._uSpecularMap,F._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularMapMatrix&&n.uniformMatrix4fv(this._uSpecularMapMatrix,!1,F._state.matrix));var k=s._glossinessMap;k&&k._state.texture&&this._uGlossinessMap&&(o.bindTexture(this._uGlossinessMap,k._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uGlossinessMapMatrix&&n.uniformMatrix4fv(this._uGlossinessMapMatrix,!1,k._state.matrix));var I,D,S,T,L=s._specularGlossinessMap;L&&L._state.texture&&this._uSpecularGlossinessMap&&(o.bindTexture(this._uSpecularGlossinessMap,L._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uSpecularGlossinessMapMatrix&&n.uniformMatrix4fv(this._uSpecularGlossinessMapMatrix,!1,L._state.matrix)),(I=s._emissiveMap)&&I._state.texture&&this._uEmissiveMap&&(o.bindTexture(this._uEmissiveMap,I._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uEmissiveMapMatrix&&n.uniformMatrix4fv(this._uEmissiveMapMatrix,!1,I._state.matrix)),(D=s._occlusionMap)&&D._state.texture&&this._uOcclusionMap&&(o.bindTexture(this._uOcclusionMap,D._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uOcclusionMapMatrix&&n.uniformMatrix4fv(this._uOcclusionMapMatrix,!1,D._state.matrix)),(S=s._alphaMap)&&S._state.texture&&this._uAlphaMap&&(o.bindTexture(this._uAlphaMap,S._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uAlphaMapMatrix&&n.uniformMatrix4fv(this._uAlphaMapMatrix,!1,S._state.matrix)),(T=s._normalMap)&&T._state.texture&&this._uNormalMap&&(o.bindTexture(this._uNormalMap,T._state.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++,this._uNormalMapMatrix&&n.uniformMatrix4fv(this._uNormalMapMatrix,!1,T._state.matrix))}this._lastMaterialId=l.id}if(n.uniformMatrix4fv(this._uModelMatrix,n.FALSE,t.worldMatrix),this._uModelNormalMatrix&&n.uniformMatrix4fv(this._uModelNormalMatrix,n.FALSE,t.worldNormalMatrix),this._uClippable&&n.uniform1i(this._uClippable,a.clippable),this._uColorize){var R=a.colorize,U=this._lastColorize;U[0]===R[0]&&U[1]===R[1]&&U[2]===R[2]&&U[3]===R[3]||(n.uniform4fv(this._uColorize,R),U[0]=R[0],U[1]=R[1],U[2]=R[2],U[3]=R[3])}n.uniform3fv(this._uOffset,a.offset),u.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&n.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,u.positionsDecodeMatrix),this._uUVDecodeMatrix&&n.uniformMatrix3fv(this._uUVDecodeMatrix,!1,u.uvDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(u.positionsBuf),e.bindArray++),this._aNormal&&(this._aNormal.bindArrayBuffer(u.normalsBuf),e.bindArray++),this._aUV&&(this._aUV.bindArrayBuffer(u.uvBuf),e.bindArray++),this._aColor&&(this._aColor.bindArrayBuffer(u.colorsBuf),e.bindArray++),this._aFlags&&(this._aFlags.bindArrayBuffer(u.flagsBuf),e.bindArray++),u.indicesBuf&&(u.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=u.id),u.indicesBuf?(n.drawElements(u.primitive,u.indicesBuf.numItems,u.indicesBuf.itemType,0),e.drawElements++):u.positions&&(n.drawArrays(n.TRIANGLES,0,u.positions.numItems),e.drawArrays++),h&&n.depthFunc(n.LESS)},Ts.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl,r=e._material,s=t._lightsState,n=t._sectionPlanesState,o=e._material._state;if(this._program=new zt(i,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var a=this._program;this._uPositionsDecodeMatrix=a.getLocation("positionsDecodeMatrix"),this._uUVDecodeMatrix=a.getLocation("uvDecodeMatrix"),this._uModelMatrix=a.getLocation("modelMatrix"),this._uModelNormalMatrix=a.getLocation("modelNormalMatrix"),this._uViewMatrix=a.getLocation("viewMatrix"),this._uViewNormalMatrix=a.getLocation("viewNormalMatrix"),this._uProjMatrix=a.getLocation("projMatrix"),this._uGammaFactor=a.getLocation("gammaFactor"),this._uLightAmbient=[],this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[],this._uShadowViewMatrix=[],this._uShadowProjMatrix=[],t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=a.getLocation("logDepthBufFC"));for(var l,u=s.lights,c=0,A=u.length;c<A;c++){switch((l=u[c]).type){case"ambient":this._uLightAmbient[c]=a.getLocation("lightAmbient");break;case"dir":this._uLightColor[c]=a.getLocation("lightColor"+c),this._uLightPos[c]=null,this._uLightDir[c]=a.getLocation("lightDir"+c);break;case"point":this._uLightColor[c]=a.getLocation("lightColor"+c),this._uLightPos[c]=a.getLocation("lightPos"+c),this._uLightDir[c]=null,this._uLightAttenuation[c]=a.getLocation("lightAttenuation"+c);break;case"spot":this._uLightColor[c]=a.getLocation("lightColor"+c),this._uLightPos[c]=a.getLocation("lightPos"+c),this._uLightDir[c]=a.getLocation("lightDir"+c),this._uLightAttenuation[c]=a.getLocation("lightAttenuation"+c)}l.castsShadow&&(this._uShadowViewMatrix[c]=a.getLocation("shadowViewMatrix"+c),this._uShadowProjMatrix[c]=a.getLocation("shadowProjMatrix"+c))}s.lightMaps.length>0&&(this._uLightMap="lightMap"),s.reflectionMaps.length>0&&(this._uReflectionMap="reflectionMap"),this._uSectionPlanes=[];for(c=0,A=n.sectionPlanes.length;c<A;c++)this._uSectionPlanes.push({active:a.getLocation("sectionPlaneActive"+c),pos:a.getLocation("sectionPlanePos"+c),dir:a.getLocation("sectionPlaneDir"+c)});switch(this._uPointSize=a.getLocation("pointSize"),o.type){case"LambertMaterial":this._uMaterialColor=a.getLocation("materialColor"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff");break;case"PhongMaterial":this._uMaterialAmbient=a.getLocation("materialAmbient"),this._uMaterialDiffuse=a.getLocation("materialDiffuse"),this._uMaterialSpecular=a.getLocation("materialSpecular"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),this._uMaterialShininess=a.getLocation("materialShininess"),r._ambientMap&&(this._uMaterialAmbientMap="ambientMap",this._uMaterialAmbientMapMatrix=a.getLocation("ambientMapMatrix")),r._diffuseMap&&(this._uDiffuseMap="diffuseMap",this._uDiffuseMapMatrix=a.getLocation("diffuseMapMatrix")),r._specularMap&&(this._uSpecularMap="specularMap",this._uSpecularMapMatrix=a.getLocation("specularMapMatrix")),r._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),r._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),r._reflectivityMap&&(this._uReflectivityMap="reflectivityMap",this._uReflectivityMapMatrix=a.getLocation("reflectivityMapMatrix")),r._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix")),r._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),r._diffuseFresnel&&(this._uDiffuseFresnelEdgeBias=a.getLocation("diffuseFresnelEdgeBias"),this._uDiffuseFresnelCenterBias=a.getLocation("diffuseFresnelCenterBias"),this._uDiffuseFresnelEdgeColor=a.getLocation("diffuseFresnelEdgeColor"),this._uDiffuseFresnelCenterColor=a.getLocation("diffuseFresnelCenterColor"),this._uDiffuseFresnelPower=a.getLocation("diffuseFresnelPower")),r._specularFresnel&&(this._uSpecularFresnelEdgeBias=a.getLocation("specularFresnelEdgeBias"),this._uSpecularFresnelCenterBias=a.getLocation("specularFresnelCenterBias"),this._uSpecularFresnelEdgeColor=a.getLocation("specularFresnelEdgeColor"),this._uSpecularFresnelCenterColor=a.getLocation("specularFresnelCenterColor"),this._uSpecularFresnelPower=a.getLocation("specularFresnelPower")),r._alphaFresnel&&(this._uAlphaFresnelEdgeBias=a.getLocation("alphaFresnelEdgeBias"),this._uAlphaFresnelCenterBias=a.getLocation("alphaFresnelCenterBias"),this._uAlphaFresnelEdgeColor=a.getLocation("alphaFresnelEdgeColor"),this._uAlphaFresnelCenterColor=a.getLocation("alphaFresnelCenterColor"),this._uAlphaFresnelPower=a.getLocation("alphaFresnelPower")),r._reflectivityFresnel&&(this._uReflectivityFresnelEdgeBias=a.getLocation("reflectivityFresnelEdgeBias"),this._uReflectivityFresnelCenterBias=a.getLocation("reflectivityFresnelCenterBias"),this._uReflectivityFresnelEdgeColor=a.getLocation("reflectivityFresnelEdgeColor"),this._uReflectivityFresnelCenterColor=a.getLocation("reflectivityFresnelCenterColor"),this._uReflectivityFresnelPower=a.getLocation("reflectivityFresnelPower")),r._emissiveFresnel&&(this._uEmissiveFresnelEdgeBias=a.getLocation("emissiveFresnelEdgeBias"),this._uEmissiveFresnelCenterBias=a.getLocation("emissiveFresnelCenterBias"),this._uEmissiveFresnelEdgeColor=a.getLocation("emissiveFresnelEdgeColor"),this._uEmissiveFresnelCenterColor=a.getLocation("emissiveFresnelCenterColor"),this._uEmissiveFresnelPower=a.getLocation("emissiveFresnelPower"));break;case"MetallicMaterial":this._uBaseColor=a.getLocation("materialBaseColor"),this._uMaterialMetallic=a.getLocation("materialMetallic"),this._uMaterialRoughness=a.getLocation("materialRoughness"),this._uMaterialSpecularF0=a.getLocation("materialSpecularF0"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),r._baseColorMap&&(this._uBaseColorMap="baseColorMap",this._uBaseColorMapMatrix=a.getLocation("baseColorMapMatrix")),r._metallicMap&&(this._uMetallicMap="metallicMap",this._uMetallicMapMatrix=a.getLocation("metallicMapMatrix")),r._roughnessMap&&(this._uRoughnessMap="roughnessMap",this._uRoughnessMapMatrix=a.getLocation("roughnessMapMatrix")),r._metallicRoughnessMap&&(this._uMetallicRoughnessMap="metallicRoughnessMap",this._uMetallicRoughnessMapMatrix=a.getLocation("metallicRoughnessMapMatrix")),r._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),r._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),r._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),r._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix"));break;case"SpecularMaterial":this._uMaterialDiffuse=a.getLocation("materialDiffuse"),this._uMaterialSpecular=a.getLocation("materialSpecular"),this._uMaterialGlossiness=a.getLocation("materialGlossiness"),this._uMaterialReflectivity=a.getLocation("reflectivityFresnel"),this._uMaterialEmissive=a.getLocation("materialEmissive"),this._uAlphaModeCutoff=a.getLocation("materialAlphaModeCutoff"),r._diffuseMap&&(this._uDiffuseMap="diffuseMap",this._uDiffuseMapMatrix=a.getLocation("diffuseMapMatrix")),r._specularMap&&(this._uSpecularMap="specularMap",this._uSpecularMapMatrix=a.getLocation("specularMapMatrix")),r._glossinessMap&&(this._uGlossinessMap="glossinessMap",this._uGlossinessMapMatrix=a.getLocation("glossinessMapMatrix")),r._specularGlossinessMap&&(this._uSpecularGlossinessMap="materialSpecularGlossinessMap",this._uSpecularGlossinessMapMatrix=a.getLocation("materialSpecularGlossinessMapMatrix")),r._emissiveMap&&(this._uEmissiveMap="emissiveMap",this._uEmissiveMapMatrix=a.getLocation("emissiveMapMatrix")),r._occlusionMap&&(this._uOcclusionMap="occlusionMap",this._uOcclusionMapMatrix=a.getLocation("occlusionMapMatrix")),r._alphaMap&&(this._uAlphaMap="alphaMap",this._uAlphaMapMatrix=a.getLocation("alphaMapMatrix")),r._normalMap&&(this._uNormalMap="normalMap",this._uNormalMapMatrix=a.getLocation("normalMapMatrix"))}this._aPosition=a.getAttribute("position"),this._aNormal=a.getAttribute("normal"),this._aUV=a.getAttribute("uv"),this._aColor=a.getAttribute("color"),this._aFlags=a.getAttribute("flags"),this._uClippable=a.getLocation("clippable"),this._uColorize=a.getLocation("colorize"),this._uOffset=a.getLocation("offset"),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastColorize=new Float32Array(4),this._baseTextureUnit=0}},Ts.prototype._bindProgram=function(e){var t,i=Lt.MAX_TEXTURE_UNITS,r=this._scene,s=r.canvas.gl,n=r._lightsState,o=r.camera.project,a=this._program;if(a.bind(),e.useProgram++,e.textureUnit=0,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastColorize[0]=-1,this._lastColorize[1]=-1,this._lastColorize[2]=-1,this._lastColorize[3]=-1,s.uniformMatrix4fv(this._uProjMatrix,!1,o.matrix),r.logarithmicDepthBufferEnabled){var l=2/(Math.log(o.far+1)/Math.LN2);s.uniform1f(this._uLogDepthBufFC,l)}for(var u=0,c=n.lights.length;u<c;u++)if(t=n.lights[u],this._uLightAmbient[u])s.uniform4f(this._uLightAmbient[u],t.color[0],t.color[1],t.color[2],t.intensity);else if(this._uLightColor[u]&&s.uniform4f(this._uLightColor[u],t.color[0],t.color[1],t.color[2],t.intensity),this._uLightPos[u]&&(s.uniform3fv(this._uLightPos[u],t.pos),this._uLightAttenuation[u]&&s.uniform1f(this._uLightAttenuation[u],t.attenuation)),this._uLightDir[u]&&s.uniform3fv(this._uLightDir[u],t.dir),t.castsShadow){this._uShadowViewMatrix[u]&&s.uniformMatrix4fv(this._uShadowViewMatrix[u],!1,t.getShadowViewMatrix()),this._uShadowProjMatrix[u]&&s.uniformMatrix4fv(this._uShadowProjMatrix[u],!1,t.getShadowProjMatrix());var A=t.getShadowRenderBuf();A&&(a.bindTexture("shadowMap"+u,A.getTexture(),e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++)}n.lightMaps.length>0&&n.lightMaps[0].texture&&this._uLightMap&&(a.bindTexture(this._uLightMap,n.lightMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++),n.reflectionMaps.length>0&&n.reflectionMaps[0].texture&&this._uReflectionMap&&(a.bindTexture(this._uReflectionMap,n.reflectionMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%i,e.bindTexture++),this._uGammaFactor&&s.uniform1f(this._uGammaFactor,r.gammaFactor),this._baseTextureUnit=e.textureUnit};var Rs=C((function e(t){B(this,e),this.vertex=function(e){var t=e.scene,i=t._lightsState,r=function(e){var t=e._geometry._state.primitiveName;if((e._geometry._state.autoVertexNormals||e._geometry._state.normalsBuf)&&("triangles"===t||"triangle-strip"===t||"triangle-fan"===t))return!0;return!1}(e),s=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,n=!!e._geometry._state.compressGeometry,o=e._state.billboard,a=e._state.stationary,l=[];l.push("#version 300 es"),l.push("// EmphasisFillShaderSource vertex shader"),l.push("in vec3 position;"),l.push("uniform mat4 modelMatrix;"),l.push("uniform mat4 viewMatrix;"),l.push("uniform mat4 projMatrix;"),l.push("uniform vec4 colorize;"),l.push("uniform vec3 offset;"),n&&l.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(l.push("uniform float logDepthBufFC;"),l.push("out float vFragDepth;"),l.push("bool isPerspectiveMatrix(mat4 m) {"),l.push("    return (m[2][3] == - 1.0);"),l.push("}"),l.push("out float isPerspective;"));s&&l.push("out vec4 vWorldPosition;");if(l.push("uniform vec4   lightAmbient;"),l.push("uniform vec4   fillColor;"),r){l.push("in vec3 normal;"),l.push("uniform mat4 modelNormalMatrix;"),l.push("uniform mat4 viewNormalMatrix;");for(var u=0,c=i.lights.length;u<c;u++){var A=i.lights[u];"ambient"!==A.type&&(l.push("uniform vec4 lightColor"+u+";"),"dir"===A.type&&l.push("uniform vec3 lightDir"+u+";"),"point"===A.type&&l.push("uniform vec3 lightPos"+u+";"),"spot"===A.type&&l.push("uniform vec3 lightPos"+u+";"))}n&&(l.push("vec3 octDecode(vec2 oct) {"),l.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),l.push("    if (v.z < 0.0) {"),l.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),l.push("    }"),l.push("    return normalize(v);"),l.push("}"))}l.push("out vec4 vColor;"),("spherical"===o||"cylindrical"===o)&&(l.push("void billboard(inout mat4 mat) {"),l.push("   mat[0][0] = 1.0;"),l.push("   mat[0][1] = 0.0;"),l.push("   mat[0][2] = 0.0;"),"spherical"===o&&(l.push("   mat[1][0] = 0.0;"),l.push("   mat[1][1] = 1.0;"),l.push("   mat[1][2] = 0.0;")),l.push("   mat[2][0] = 0.0;"),l.push("   mat[2][1] = 0.0;"),l.push("   mat[2][2] =1.0;"),l.push("}"));l.push("void main(void) {"),l.push("vec4 localPosition = vec4(position, 1.0); "),l.push("vec4 worldPosition;"),n&&l.push("localPosition = positionsDecodeMatrix * localPosition;");r&&(n?l.push("vec4 localNormal = vec4(octDecode(normal.xy), 0.0); "):l.push("vec4 localNormal = vec4(normal, 0.0); "),l.push("mat4 modelNormalMatrix2 = modelNormalMatrix;"),l.push("mat4 viewNormalMatrix2 = viewNormalMatrix;"));l.push("mat4 viewMatrix2 = viewMatrix;"),l.push("mat4 modelMatrix2 = modelMatrix;"),a&&l.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===o||"cylindrical"===o?(l.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),l.push("billboard(modelMatrix2);"),l.push("billboard(viewMatrix2);"),l.push("billboard(modelViewMatrix);"),r&&(l.push("mat4 modelViewNormalMatrix =  viewNormalMatrix2 * modelNormalMatrix2;"),l.push("billboard(modelNormalMatrix2);"),l.push("billboard(viewNormalMatrix2);"),l.push("billboard(modelViewNormalMatrix);")),l.push("worldPosition = modelMatrix2 * localPosition;"),l.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(l.push("worldPosition = modelMatrix2 * localPosition;"),l.push("worldPosition.xyz = worldPosition.xyz + offset;"),l.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));r&&l.push("vec3 viewNormal = normalize((viewNormalMatrix2 * modelNormalMatrix2 * localNormal).xyz);");if(l.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),l.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),l.push("float lambertian = 1.0;"),r)for(var h=0,d=i.lights.length;h<d;h++){var p=i.lights[h];if("ambient"!==p.type){if("dir"===p.type)"view"===p.space?l.push("viewLightDir = normalize(lightDir"+h+");"):l.push("viewLightDir = normalize((viewMatrix2 * vec4(lightDir"+h+", 0.0)).xyz);");else{if("point"!==p.type)continue;"view"===p.space?l.push("viewLightDir = normalize(lightPos"+h+" - viewPosition.xyz);"):l.push("viewLightDir = normalize((viewMatrix2 * vec4(lightPos"+h+", 0.0)).xyz);")}l.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),l.push("reflectedColor += lambertian * (lightColor"+h+".rgb * lightColor"+h+".a);")}}l.push("vColor = vec4(reflectedColor * fillColor.rgb, fillColor.a);"),s&&l.push("vWorldPosition = worldPosition;");"points"===e._geometry._state.primitiveName&&l.push("gl_PointSize = pointSize;");l.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(l.push("vFragDepth = 1.0 + clipPos.w;"),l.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return l.push("gl_Position = clipPos;"),l.push("}"),l}(t),this.fragment=function(e){var t=e.scene,i=e.scene._sectionPlanesState,r=e.scene.gammaOutput,s=i.getNumAllocatedSectionPlanes()>0,n=[];n.push("#version 300 es"),n.push("// Lambertian drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),t.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;"));r&&(n.push("uniform float gammaFactor;"),n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}"));if(s){n.push("in vec4 vWorldPosition;"),n.push("uniform bool clippable;");for(var o=0,a=i.getNumAllocatedSectionPlanes();o<a;o++)n.push("uniform bool sectionPlaneActive"+o+";"),n.push("uniform vec3 sectionPlanePos"+o+";"),n.push("uniform vec3 sectionPlaneDir"+o+";")}if(n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),s){n.push("if (clippable) {"),n.push("  float dist = 0.0;");for(var l=0,u=i.getNumAllocatedSectionPlanes();l<u;l++)n.push("if (sectionPlaneActive"+l+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+l+".xyz, vWorldPosition.xyz - sectionPlanePos"+l+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > 0.0) { discard; }"),n.push("}")}"points"===e._geometry._state.primitiveName&&(n.push("vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),n.push("float r = dot(cxy, cxy);"),n.push("if (r > 1.0) {"),n.push("   discard;"),n.push("}"));t.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");r?n.push("outColor = linearToGamma(vColor, gammaFactor);"):n.push("outColor = vColor;");return n.push("}"),n}(t)}));var Us=new G({}),Os=re.vec3(),Ns=function(e,t){this.id=Us.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Rs(t),this._allocate(t)},Qs={};Ns.get=function(e){var t=[e.scene.id,e.scene.gammaOutput?"go":"",e.scene._sectionPlanesState.getHash(),e._geometry._state.normalsBuf?"n":"",e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";"),i=Qs[t];return i||(i=new Ns(t,e),Qs[t]=i,ae.memory.programs++),i._useCount++,i},Ns.prototype.put=function(){0==--this._useCount&&(Us.removeItem(this.id),this._program&&this._program.destroy(),delete Qs[this._hash],ae.memory.programs--)},Ns.prototype.webglContextRestored=function(){this._program=null},Ns.prototype.drawMesh=function(e,t,i){this._program||this._allocate(t);var r=this._scene,s=r.camera,n=r.canvas.gl,o=0===i?t._xrayMaterial._state:1===i?t._highlightMaterial._state:t._selectedMaterial._state,a=t._state,l=t._geometry._state,u=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),n.uniformMatrix4fv(this._uViewMatrix,!1,u?e.getRTCViewMatrix(a.originHash,u):s.viewMatrix),n.uniformMatrix4fv(this._uViewNormalMatrix,!1,s.viewNormalMatrix),a.clippable){var c=r._sectionPlanesState.getNumAllocatedSectionPlanes(),A=r._sectionPlanesState.sectionPlanes.length;if(c>0)for(var h=r._sectionPlanesState.sectionPlanes,d=t.renderFlags,p=0;p<c;p++){var f=this._uSectionPlanes[p];if(f)if(p<A){var v=d.sectionPlanesActivePerLayer[p];if(n.uniform1i(f.active,v?1:0),v){var g=h[p];if(u){var m=We(g.dist,g.dir,u,Os);n.uniform3fv(f.pos,m)}else n.uniform3fv(f.pos,g.pos);n.uniform3fv(f.dir,g.dir)}}else n.uniform1i(f.active,0)}}if(o.id!==this._lastMaterialId){var _=o.fillColor,y=o.backfaces;e.backfaces!==y&&(y?n.disable(n.CULL_FACE):n.enable(n.CULL_FACE),e.backfaces=y),n.uniform4f(this._uFillColor,_[0],_[1],_[2],o.fillAlpha),this._lastMaterialId=o.id}n.uniformMatrix4fv(this._uModelMatrix,n.FALSE,t.worldMatrix),this._uModelNormalMatrix&&n.uniformMatrix4fv(this._uModelNormalMatrix,n.FALSE,t.worldNormalMatrix),this._uClippable&&n.uniform1i(this._uClippable,a.clippable),n.uniform3fv(this._uOffset,a.offset),l.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&n.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,l.positionsDecodeMatrix),this._uUVDecodeMatrix&&n.uniformMatrix3fv(this._uUVDecodeMatrix,!1,l.uvDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(l.positionsBuf),e.bindArray++),this._aNormal&&(this._aNormal.bindArrayBuffer(l.normalsBuf),e.bindArray++),l.indicesBuf?(l.indicesBuf.bind(),e.bindArray++):l.positionsBuf,this._lastGeometryId=l.id),l.indicesBuf?(n.drawElements(l.primitive,l.indicesBuf.numItems,l.indicesBuf.itemType,0),e.drawElements++):l.positionsBuf&&(n.drawArrays(n.TRIANGLES,0,l.positionsBuf.numItems),e.drawArrays++)},Ns.prototype._allocate=function(e){var t=e.scene,i=t._lightsState,r=t._sectionPlanesState,s=t.canvas.gl;if(this._program=new zt(s,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var n=this._program;this._uPositionsDecodeMatrix=n.getLocation("positionsDecodeMatrix"),this._uModelMatrix=n.getLocation("modelMatrix"),this._uModelNormalMatrix=n.getLocation("modelNormalMatrix"),this._uViewMatrix=n.getLocation("viewMatrix"),this._uViewNormalMatrix=n.getLocation("viewNormalMatrix"),this._uProjMatrix=n.getLocation("projMatrix"),this._uLightAmbient=[],this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];for(var o=0,a=i.lights.length;o<a;o++){switch(i.lights[o].type){case"ambient":this._uLightAmbient[o]=n.getLocation("lightAmbient");break;case"dir":this._uLightColor[o]=n.getLocation("lightColor"+o),this._uLightPos[o]=null,this._uLightDir[o]=n.getLocation("lightDir"+o);break;case"point":this._uLightColor[o]=n.getLocation("lightColor"+o),this._uLightPos[o]=n.getLocation("lightPos"+o),this._uLightDir[o]=null,this._uLightAttenuation[o]=n.getLocation("lightAttenuation"+o)}}this._uSectionPlanes=[];for(var l=0,u=r.getNumAllocatedSectionPlanes();l<u;l++)this._uSectionPlanes.push({active:n.getLocation("sectionPlaneActive"+l),pos:n.getLocation("sectionPlanePos"+l),dir:n.getLocation("sectionPlaneDir"+l)});this._uFillColor=n.getLocation("fillColor"),this._aPosition=n.getAttribute("position"),this._aNormal=n.getAttribute("normal"),this._uClippable=n.getLocation("clippable"),this._uGammaFactor=n.getLocation("gammaFactor"),this._uOffset=n.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=n.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null}},Ns.prototype._bindProgram=function(e){var t=this._scene,i=t.canvas.gl,r=t._lightsState,s=t.camera,n=s.project;if(this._program.bind(),e.useProgram++,e.textureUnit=0,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,this._lastIndicesBufId=null,i.uniformMatrix4fv(this._uViewNormalMatrix,!1,s.normalMatrix),i.uniformMatrix4fv(this._uProjMatrix,!1,n.matrix),t.logarithmicDepthBufferEnabled){var o=2/(Math.log(n.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,o)}for(var a=0,l=r.lights.length;a<l;a++){var u=r.lights[a];this._uLightAmbient[a]?i.uniform4f(this._uLightAmbient[a],u.color[0],u.color[1],u.color[2],u.intensity):(this._uLightColor[a]&&i.uniform4f(this._uLightColor[a],u.color[0],u.color[1],u.color[2],u.intensity),this._uLightPos[a]&&(i.uniform3fv(this._uLightPos[a],u.pos),this._uLightAttenuation[a]&&i.uniform1f(this._uLightAttenuation[a],u.attenuation)),this._uLightDir[a]&&i.uniform3fv(this._uLightDir[a],u.dir))}this._uGammaFactor&&i.uniform1f(this._uGammaFactor,t.gammaFactor)};var Vs=C((function e(t){B(this,e),this.vertex=function(e){var t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,r=!!e._geometry._state.compressGeometry,s=e._state.billboard,n=e._state.stationary,o=[];o.push("#version 300 es"),o.push("// Edges drawing vertex shader"),o.push("in vec3 position;"),o.push("uniform mat4 modelMatrix;"),o.push("uniform mat4 viewMatrix;"),o.push("uniform mat4 projMatrix;"),o.push("uniform vec4 edgeColor;"),o.push("uniform vec3 offset;"),r&&o.push("uniform mat4 positionsDecodeMatrix;");t.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;"));i&&o.push("out vec4 vWorldPosition;");o.push("out vec4 vColor;"),("spherical"===s||"cylindrical"===s)&&(o.push("void billboard(inout mat4 mat) {"),o.push("   mat[0][0] = 1.0;"),o.push("   mat[0][1] = 0.0;"),o.push("   mat[0][2] = 0.0;"),"spherical"===s&&(o.push("   mat[1][0] = 0.0;"),o.push("   mat[1][1] = 1.0;"),o.push("   mat[1][2] = 0.0;")),o.push("   mat[2][0] = 0.0;"),o.push("   mat[2][1] = 0.0;"),o.push("   mat[2][2] =1.0;"),o.push("}"));o.push("void main(void) {"),o.push("vec4 localPosition = vec4(position, 1.0); "),o.push("vec4 worldPosition;"),r&&o.push("localPosition = positionsDecodeMatrix * localPosition;");o.push("mat4 viewMatrix2 = viewMatrix;"),o.push("mat4 modelMatrix2 = modelMatrix;"),n&&o.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===s||"cylindrical"===s?(o.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),o.push("billboard(modelMatrix2);"),o.push("billboard(viewMatrix2);"),o.push("billboard(modelViewMatrix);"),o.push("worldPosition = modelMatrix2 * localPosition;"),o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(o.push("worldPosition = modelMatrix2 * localPosition;"),o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));o.push("vColor = edgeColor;"),i&&o.push("vWorldPosition = worldPosition;");o.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return o.push("gl_Position = clipPos;"),o.push("}"),o}(t),this.fragment=function(e){var t=e.scene,i=e.scene._sectionPlanesState,r=e.scene.gammaOutput,s=i.getNumAllocatedSectionPlanes()>0,n=[];n.push("#version 300 es"),n.push("// Edges drawing fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),t.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;"));r&&(n.push("uniform float gammaFactor;"),n.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),n.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),n.push("}"));if(s){n.push("in vec4 vWorldPosition;"),n.push("uniform bool clippable;");for(var o=0,a=i.getNumAllocatedSectionPlanes();o<a;o++)n.push("uniform bool sectionPlaneActive"+o+";"),n.push("uniform vec3 sectionPlanePos"+o+";"),n.push("uniform vec3 sectionPlaneDir"+o+";")}if(n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),s){n.push("if (clippable) {"),n.push("  float dist = 0.0;");for(var l=0,u=i.getNumAllocatedSectionPlanes();l<u;l++)n.push("if (sectionPlaneActive"+l+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+l+".xyz, vWorldPosition.xyz - sectionPlanePos"+l+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > 0.0) { discard; }"),n.push("}")}t.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");r?n.push("outColor = linearToGamma(vColor, gammaFactor);"):n.push("outColor = vColor;");return n.push("}"),n}(t)}));var Hs=new G({}),js=re.vec3(),Gs=function(e,t){this.id=Hs.addItem({}),this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Vs(t),this._allocate(t)},zs={};Gs.get=function(e){var t=[e.scene.id,e.scene.gammaOutput?"go":"",e.scene._sectionPlanesState.getHash(),e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";"),i=zs[t];return i||(i=new Gs(t,e),zs[t]=i,ae.memory.programs++),i._useCount++,i},Gs.prototype.put=function(){0==--this._useCount&&(Hs.removeItem(this.id),this._program&&this._program.destroy(),delete zs[this._hash],ae.memory.programs--)},Gs.prototype.webglContextRestored=function(){this._program=null},Gs.prototype.drawMesh=function(e,t,i){this._program||this._allocate(t);var r,s,n=this._scene,o=n.camera,a=n.canvas.gl,l=t._state,u=t._geometry,c=u._state,A=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),a.uniformMatrix4fv(this._uViewMatrix,!1,A?e.getRTCViewMatrix(l.originHash,A):o.viewMatrix),l.clippable){var h=n._sectionPlanesState.getNumAllocatedSectionPlanes(),d=n._sectionPlanesState.sectionPlanes.length;if(h>0)for(var p=n._sectionPlanesState.sectionPlanes,f=t.renderFlags,v=0;v<h;v++){var g=this._uSectionPlanes[v];if(g)if(v<d){var m=f.sectionPlanesActivePerLayer[v];if(a.uniform1i(g.active,m?1:0),m){var _=p[v];if(A){var y=We(_.dist,_.dir,A,js);a.uniform3fv(g.pos,y)}else a.uniform3fv(g.pos,_.pos);a.uniform3fv(g.dir,_.dir)}}else a.uniform1i(g.active,0)}}switch(i){case 0:r=t._xrayMaterial._state;break;case 1:r=t._highlightMaterial._state;break;case 2:r=t._selectedMaterial._state;break;default:r=t._edgeMaterial._state}if(r.id!==this._lastMaterialId){var b=r.backfaces;if(e.backfaces!==b&&(b?a.disable(a.CULL_FACE):a.enable(a.CULL_FACE),e.backfaces=b),e.lineWidth!==r.edgeWidth&&(a.lineWidth(r.edgeWidth),e.lineWidth=r.edgeWidth),this._uEdgeColor){var x=r.edgeColor,w=r.edgeAlpha;a.uniform4f(this._uEdgeColor,x[0],x[1],x[2],w)}this._lastMaterialId=r.id}a.uniformMatrix4fv(this._uModelMatrix,a.FALSE,t.worldMatrix),this._uClippable&&a.uniform1i(this._uClippable,l.clippable),a.uniform3fv(this._uOffset,l.offset),c.primitive===a.TRIANGLES?s=u._getEdgeIndices():c.primitive===a.LINES&&(s=c.indicesBuf),s&&(c.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&a.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,c.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(c.positionsBuf,c.compressGeometry?a.UNSIGNED_SHORT:a.FLOAT),e.bindArray++),s.bind(),e.bindArray++,this._lastGeometryId=c.id),a.drawElements(a.LINES,s.numItems,s.itemType,0),e.drawElements++)},Gs.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl,r=t._sectionPlanesState;if(this._program=new zt(i,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var s=this._program;this._uPositionsDecodeMatrix=s.getLocation("positionsDecodeMatrix"),this._uModelMatrix=s.getLocation("modelMatrix"),this._uViewMatrix=s.getLocation("viewMatrix"),this._uProjMatrix=s.getLocation("projMatrix"),this._uSectionPlanes=[];for(var n=0,o=r.getNumAllocatedSectionPlanes();n<o;n++)this._uSectionPlanes.push({active:s.getLocation("sectionPlaneActive"+n),pos:s.getLocation("sectionPlanePos"+n),dir:s.getLocation("sectionPlaneDir"+n)});this._uEdgeColor=s.getLocation("edgeColor"),this._aPosition=s.getAttribute("position"),this._uClippable=s.getLocation("clippable"),this._uGammaFactor=s.getLocation("gammaFactor"),this._uOffset=s.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=s.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null}},Gs.prototype._bindProgram=function(e){var t=this._program,i=this._scene,r=i.canvas.gl,s=i.camera.project;if(t.bind(),e.useProgram++,this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,r.uniformMatrix4fv(this._uProjMatrix,!1,s.matrix),i.logarithmicDepthBufferEnabled){var n=2/(Math.log(s.far+1)/Math.LN2);r.uniform1f(this._uLogDepthBufFC,n)}this._uGammaFactor&&r.uniform1f(this._uGammaFactor,i.gammaFactor)};var Ws=C((function e(t){B(this,e),this.vertex=function(e){var t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,r=!!e._geometry._state.compressGeometry,s=e._state.billboard,n=e._state.stationary,o=[];o.push("#version 300 es"),o.push("// Mesh picking vertex shader"),o.push("in vec3 position;"),o.push("uniform mat4 modelMatrix;"),o.push("uniform mat4 viewMatrix;"),o.push("uniform mat4 projMatrix;"),o.push("out vec4 vViewPosition;"),o.push("uniform vec3 offset;"),r&&o.push("uniform mat4 positionsDecodeMatrix;");i&&o.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;"));"spherical"!==s&&"cylindrical"!==s||(o.push("void billboard(inout mat4 mat) {"),o.push("   mat[0][0] = 1.0;"),o.push("   mat[0][1] = 0.0;"),o.push("   mat[0][2] = 0.0;"),"spherical"===s&&(o.push("   mat[1][0] = 0.0;"),o.push("   mat[1][1] = 1.0;"),o.push("   mat[1][2] = 0.0;")),o.push("   mat[2][0] = 0.0;"),o.push("   mat[2][1] = 0.0;"),o.push("   mat[2][2] =1.0;"),o.push("}"));o.push("uniform vec2 pickClipPos;"),o.push("vec4 remapClipPos(vec4 clipPos) {"),o.push("    clipPos.xy /= clipPos.w;"),o.push("    clipPos.xy -= pickClipPos;"),o.push("    clipPos.xy *= clipPos.w;"),o.push("    return clipPos;"),o.push("}"),o.push("void main(void) {"),o.push("vec4 localPosition = vec4(position, 1.0); "),r&&o.push("localPosition = positionsDecodeMatrix * localPosition;");o.push("mat4 viewMatrix2 = viewMatrix;"),o.push("mat4 modelMatrix2 = modelMatrix;"),n&&o.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"!==s&&"cylindrical"!==s||(o.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),o.push("billboard(modelMatrix2);"),o.push("billboard(viewMatrix2);"));o.push("   vec4 worldPosition = modelMatrix2 * localPosition;"),o.push("   worldPosition.xyz = worldPosition.xyz + offset;"),o.push("   vec4 viewPosition = viewMatrix2 * worldPosition;"),i&&o.push("   vWorldPosition = worldPosition;");o.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return o.push("gl_Position = remapClipPos(clipPos);"),o.push("}"),o}(t),this.fragment=function(e){var t=e.scene,i=t._sectionPlanesState,r=i.getNumAllocatedSectionPlanes()>0,s=[];s.push("#version 300 es"),s.push("// Mesh picking fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),t.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;"));if(s.push("uniform vec4 pickColor;"),r){s.push("uniform bool clippable;"),s.push("in vec4 vWorldPosition;");for(var n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("uniform bool sectionPlaneActive"+n+";"),s.push("uniform vec3 sectionPlanePos"+n+";"),s.push("uniform vec3 sectionPlaneDir"+n+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),r){s.push("if (clippable) {"),s.push("  float dist = 0.0;");for(n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}t.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return s.push("   outColor = pickColor; "),s.push("}"),s}(t)}));var Ks=re.vec3(),Xs=function(e,t){this._hash=e,this._shaderSource=new Ws(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},Js={};Xs.get=function(e){var t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.hash].join(";"),i=Js[t];if(!i){if((i=new Xs(t,e)).errors)return console.log(i.errors.join("\n")),null;Js[t]=i,ae.memory.programs++}return i._useCount++,i},Xs.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete Js[this._hash],ae.memory.programs--)},Xs.prototype.webglContextRestored=function(){this._program=null},Xs.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=this._scene,r=i.canvas.gl,s=t._state,n=t._material._state,o=t._geometry._state,a=t.origin;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),r.uniformMatrix4fv(this._uViewMatrix,!1,a?e.getRTCPickViewMatrix(s.originHash,a):e.pickViewMatrix),s.clippable){var l=i._sectionPlanesState.getNumAllocatedSectionPlanes(),u=i._sectionPlanesState.sectionPlanes.length;if(l>0)for(var c=i._sectionPlanesState.sectionPlanes,A=t.renderFlags,h=0;h<l;h++){var d=this._uSectionPlanes[h];if(d)if(h<u){var p=A.sectionPlanesActivePerLayer[h];if(r.uniform1i(d.active,p?1:0),p){var f=c[h];if(a){var v=We(f.dist,f.dir,a,Ks);r.uniform3fv(d.pos,v)}else r.uniform3fv(d.pos,f.pos);r.uniform3fv(d.dir,f.dir)}}else r.uniform1i(d.active,0)}}if(n.id!==this._lastMaterialId){var g=n.backfaces;e.backfaces!==g&&(g?r.disable(r.CULL_FACE):r.enable(r.CULL_FACE),e.backfaces=g);var m=n.frontface;e.frontface!==m&&(m?r.frontFace(r.CCW):r.frontFace(r.CW),e.frontface=m),this._lastMaterialId=n.id}r.uniformMatrix4fv(this._uProjMatrix,!1,e.pickProjMatrix),r.uniformMatrix4fv(this._uModelMatrix,!1,t.worldMatrix),this._uClippable&&r.uniform1i(this._uClippable,t._state.clippable),r.uniform3fv(this._uOffset,t._state.offset),o.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&r.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,o.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(o.positionsBuf,o.compressGeometry?r.UNSIGNED_SHORT:r.FLOAT),e.bindArray++),o.indicesBuf&&(o.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=o.id);var _=t._state.pickID,y=_>>24&255,b=_>>16&255,x=_>>8&255,w=255&_;r.uniform4f(this._uPickColor,w/255,x/255,b/255,y/255),r.uniform2fv(this._uPickClipPos,e.pickClipPos),o.indicesBuf?(r.drawElements(o.primitive,o.indicesBuf.numItems,o.indicesBuf.itemType,0),e.drawElements++):o.positions&&r.drawArrays(r.TRIANGLES,0,o.positions.numItems)},Xs.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl;if(this._program=new zt(i,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var r=this._program;this._uPositionsDecodeMatrix=r.getLocation("positionsDecodeMatrix"),this._uModelMatrix=r.getLocation("modelMatrix"),this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,n=t._sectionPlanesState.sectionPlanes.length;s<n;s++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+s),pos:r.getLocation("sectionPlanePos"+s),dir:r.getLocation("sectionPlaneDir"+s)});this._aPosition=r.getAttribute("position"),this._uClippable=r.getLocation("clippable"),this._uPickColor=r.getLocation("pickColor"),this._uPickClipPos=r.getLocation("pickClipPos"),this._uOffset=r.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastGeometryId=null}},Xs.prototype._bindProgram=function(e){var t=this._scene,i=t.canvas.gl,r=t.camera.project;if(this._program.bind(),e.useProgram++,t.logarithmicDepthBufferEnabled){var s=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,s)}this._lastMaterialId=null,this._lastGeometryId=null};var Ys=C((function e(t){B(this,e),this.vertex=function(e){var t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,r=!!e._geometry._state.compressGeometry,s=[];s.push("#version 300 es"),s.push("// Surface picking vertex shader"),s.push("in vec3 position;"),s.push("in vec4 color;"),s.push("uniform mat4 modelMatrix;"),s.push("uniform mat4 viewMatrix;"),s.push("uniform mat4 projMatrix;"),s.push("uniform vec3 offset;"),i&&(s.push("uniform bool clippable;"),s.push("out vec4 vWorldPosition;"));t.logarithmicDepthBufferEnabled&&(s.push("uniform float logDepthBufFC;"),s.push("out float vFragDepth;"),s.push("bool isPerspectiveMatrix(mat4 m) {"),s.push("    return (m[2][3] == - 1.0);"),s.push("}"),s.push("out float isPerspective;"));s.push("uniform vec2 pickClipPos;"),s.push("vec4 remapClipPos(vec4 clipPos) {"),s.push("    clipPos.xy /= clipPos.w;"),s.push("    clipPos.xy -= pickClipPos;"),s.push("    clipPos.xy *= clipPos.w;"),s.push("    return clipPos;"),s.push("}"),s.push("out vec4 vColor;"),r&&s.push("uniform mat4 positionsDecodeMatrix;");s.push("void main(void) {"),s.push("vec4 localPosition = vec4(position, 1.0); "),r&&s.push("localPosition = positionsDecodeMatrix * localPosition;");s.push("   vec4 worldPosition = modelMatrix * localPosition; "),s.push("   worldPosition.xyz = worldPosition.xyz + offset;"),s.push("   vec4 viewPosition = viewMatrix * worldPosition;"),i&&s.push("   vWorldPosition = worldPosition;");s.push("   vColor = color;"),s.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(s.push("vFragDepth = 1.0 + clipPos.w;"),s.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return s.push("gl_Position = remapClipPos(clipPos);"),s.push("}"),s}(t),this.fragment=function(e){var t=e.scene,i=t._sectionPlanesState,r=i.getNumAllocatedSectionPlanes()>0,s=[];s.push("#version 300 es"),s.push("// Surface picking fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),s.push("in vec4 vColor;"),t.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;"));if(r){s.push("uniform bool clippable;"),s.push("in vec4 vWorldPosition;");for(var n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("uniform bool sectionPlaneActive"+n+";"),s.push("uniform vec3 sectionPlanePos"+n+";"),s.push("uniform vec3 sectionPlaneDir"+n+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),r){s.push("if (clippable) {"),s.push("  float dist = 0.0;");for(var o=0;o<i.getNumAllocatedSectionPlanes();o++)s.push("if (sectionPlaneActive"+o+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}t.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return s.push("   outColor = vColor;"),s.push("}"),s}(t)}));var Zs=re.vec3(),qs=function(e,t){this._hash=e,this._scene=t.scene,this._useCount=0,this._shaderSource=new Ys(t),this._allocate(t)},$s={};qs.get=function(e){var t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.compressGeometry?"cp":"",e._state.hash].join(";"),i=$s[t];if(!i){if((i=new qs(t,e)).errors)return console.log(i.errors.join("\n")),null;$s[t]=i,ae.memory.programs++}return i._useCount++,i},qs.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete $s[this._hash],ae.memory.programs--)},qs.prototype.webglContextRestored=function(){this._program=null},qs.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=this._scene,r=i.canvas.gl,s=t._state,n=t._material._state,o=t._geometry,a=t._geometry._state,l=t.origin,u=n.backfaces,c=n.frontface,A=i.camera.project,h=o._getPickTrianglePositions(),d=o._getPickTriangleColors();if(this._program.bind(),e.useProgram++,i.logarithmicDepthBufferEnabled){var p=2/(Math.log(A.far+1)/Math.LN2);r.uniform1f(this._uLogDepthBufFC,p)}if(r.uniformMatrix4fv(this._uViewMatrix,!1,l?e.getRTCPickViewMatrix(s.originHash,l):e.pickViewMatrix),s.clippable){var f=i._sectionPlanesState.getNumAllocatedSectionPlanes(),v=i._sectionPlanesState.sectionPlanes.length;if(f>0)for(var g=i._sectionPlanesState.sectionPlanes,m=t.renderFlags,_=0;_<f;_++){var y=this._uSectionPlanes[_];if(y)if(_<v){var b=m.sectionPlanesActivePerLayer[_];if(r.uniform1i(y.active,b?1:0),b){var x=g[_];if(l){var w=We(x.dist,x.dir,l,Zs);r.uniform3fv(y.pos,w)}else r.uniform3fv(y.pos,x.pos);r.uniform3fv(y.dir,x.dir)}}else r.uniform1i(y.active,0)}}r.uniformMatrix4fv(this._uProjMatrix,!1,e.pickProjMatrix),i.logarithmicDepthBufferEnabled&&r.uniform1f(this._uZFar,i.camera.project.far),e.backfaces!==u&&(u?r.disable(r.CULL_FACE):r.enable(r.CULL_FACE),e.backfaces=u),e.frontface!==c&&(c?r.frontFace(r.CCW):r.frontFace(r.CW),e.frontface=c),r.uniformMatrix4fv(this._uModelMatrix,!1,t.worldMatrix),this._uClippable&&r.uniform1i(this._uClippable,t._state.clippable),r.uniform3fv(this._uOffset,t._state.offset),this._uPositionsDecodeMatrix?(r.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,a.positionsDecodeMatrix),this._aPosition.bindArrayBuffer(h,a.compressGeometry?r.UNSIGNED_SHORT:r.FLOAT)):this._aPosition.bindArrayBuffer(h),r.uniform2fv(this._uPickClipPos,e.pickClipPos),d.bind(),r.enableVertexAttribArray(this._aColor.location),r.vertexAttribPointer(this._aColor.location,d.itemSize,d.itemType,!0,0,0),r.drawArrays(a.primitive,0,h.numItems/3)},qs.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl;if(this._program=new zt(i,this._shaderSource),this._useCount=0,this._program.errors)this.errors=this._program.errors;else{var r=this._program;this._uPositionsDecodeMatrix=r.getLocation("positionsDecodeMatrix"),this._uModelMatrix=r.getLocation("modelMatrix"),this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,n=t._sectionPlanesState.sectionPlanes.length;s<n;s++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+s),pos:r.getLocation("sectionPlanePos"+s),dir:r.getLocation("sectionPlaneDir"+s)});this._aPosition=r.getAttribute("position"),this._aColor=r.getAttribute("color"),this._uPickClipPos=r.getLocation("pickClipPos"),this._uClippable=r.getLocation("clippable"),this._uOffset=r.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC"))}};var en=C((function e(t){B(this,e),this.vertex=function(e){var t=e.scene,i=t._sectionPlanesState.getNumAllocatedSectionPlanes()>0,r=!!e._geometry._state.compressGeometry,s=e._state.billboard,n=e._state.stationary,o=[];o.push("#version 300 es"),o.push("// Mesh occlusion vertex shader"),o.push("in vec3 position;"),o.push("uniform mat4 modelMatrix;"),o.push("uniform mat4 viewMatrix;"),o.push("uniform mat4 projMatrix;"),o.push("uniform vec3 offset;"),r&&o.push("uniform mat4 positionsDecodeMatrix;");i&&o.push("out vec4 vWorldPosition;");t.logarithmicDepthBufferEnabled&&(o.push("uniform float logDepthBufFC;"),o.push("out float vFragDepth;"),o.push("bool isPerspectiveMatrix(mat4 m) {"),o.push("    return (m[2][3] == - 1.0);"),o.push("}"),o.push("out float isPerspective;"));"spherical"!==s&&"cylindrical"!==s||(o.push("void billboard(inout mat4 mat) {"),o.push("   mat[0][0] = 1.0;"),o.push("   mat[0][1] = 0.0;"),o.push("   mat[0][2] = 0.0;"),"spherical"===s&&(o.push("   mat[1][0] = 0.0;"),o.push("   mat[1][1] = 1.0;"),o.push("   mat[1][2] = 0.0;")),o.push("   mat[2][0] = 0.0;"),o.push("   mat[2][1] = 0.0;"),o.push("   mat[2][2] =1.0;"),o.push("}"));o.push("void main(void) {"),o.push("vec4 localPosition = vec4(position, 1.0); "),o.push("vec4 worldPosition;"),r&&o.push("localPosition = positionsDecodeMatrix * localPosition;");o.push("mat4 viewMatrix2 = viewMatrix;"),o.push("mat4 modelMatrix2 = modelMatrix;"),n&&o.push("viewMatrix2[3][0] = viewMatrix2[3][1] = viewMatrix2[3][2] = 0.0;");"spherical"===s||"cylindrical"===s?(o.push("mat4 modelViewMatrix = viewMatrix2 * modelMatrix2;"),o.push("billboard(modelMatrix2);"),o.push("billboard(viewMatrix2);"),o.push("billboard(modelViewMatrix);"),o.push("worldPosition = modelMatrix2 * localPosition;"),o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition = modelViewMatrix * localPosition;")):(o.push("worldPosition = modelMatrix2 * localPosition;"),o.push("worldPosition.xyz = worldPosition.xyz + offset;"),o.push("vec4 viewPosition  = viewMatrix2 * worldPosition; "));i&&o.push("   vWorldPosition = worldPosition;");o.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(o.push("vFragDepth = 1.0 + clipPos.w;"),o.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"));return o.push("gl_Position = clipPos;"),o.push("}"),o}(t),this.fragment=function(e){var t=e.scene,i=t._sectionPlanesState,r=i.getNumAllocatedSectionPlanes()>0,s=[];s.push("#version 300 es"),s.push("// Mesh occlusion fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),t.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;"));if(r){s.push("uniform bool clippable;"),s.push("in vec4 vWorldPosition;");for(var n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("uniform bool sectionPlaneActive"+n+";"),s.push("uniform vec3 sectionPlanePos"+n+";"),s.push("uniform vec3 sectionPlaneDir"+n+";")}if(s.push("out vec4 outColor;"),s.push("void main(void) {"),r){s.push("if (clippable) {"),s.push("  float dist = 0.0;");for(n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}s.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),t.logarithmicDepthBufferEnabled&&s.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;");return s.push("}"),s}(t)}));var tn=re.vec3(),rn=function(e,t){this._hash=e,this._shaderSource=new en(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},sn={};rn.get=function(e){var t=[e.scene.canvas.canvas.id,e.scene._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.occlusionHash].join(";"),i=sn[t];if(!i){if((i=new rn(t,e)).errors)return console.log(i.errors.join("\n")),null;sn[t]=i,ae.memory.programs++}return i._useCount++,i},rn.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete sn[this._hash],ae.memory.programs--)},rn.prototype.webglContextRestored=function(){this._program=null},rn.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=this._scene,r=i.canvas.gl,s=t._material._state,n=t._state,o=t._geometry._state,a=t.origin;if(!(s.alpha<1)){if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),s.id!==this._lastMaterialId){var l=s.backfaces;e.backfaces!==l&&(l?r.disable(r.CULL_FACE):r.enable(r.CULL_FACE),e.backfaces=l);var u=s.frontface;e.frontface!==u&&(u?r.frontFace(r.CCW):r.frontFace(r.CW),e.frontface=u),this._lastMaterialId=s.id}var c=i.camera;if(r.uniformMatrix4fv(this._uViewMatrix,!1,a?e.getRTCViewMatrix(n.originHash,a):c.viewMatrix),n.clippable){var A=i._sectionPlanesState.getNumAllocatedSectionPlanes(),h=i._sectionPlanesState.sectionPlanes.length;if(A>0)for(var d=i._sectionPlanesState.sectionPlanes,p=t.renderFlags,f=0;f<A;f++){var v=this._uSectionPlanes[f];if(v)if(f<h){var g=p.sectionPlanesActivePerLayer[f];if(r.uniform1i(v.active,g?1:0),g){var m=d[f];if(a){var _=We(m.dist,m.dir,a,tn);r.uniform3fv(v.pos,_)}else r.uniform3fv(v.pos,m.pos);r.uniform3fv(v.dir,m.dir)}}else r.uniform1i(v.active,0)}}r.uniformMatrix4fv(this._uProjMatrix,!1,c._project._state.matrix),r.uniformMatrix4fv(this._uModelMatrix,r.FALSE,t.worldMatrix),this._uClippable&&r.uniform1i(this._uClippable,t._state.clippable),r.uniform3fv(this._uOffset,t._state.offset),o.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&r.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,o.positionsDecodeMatrix),this._aPosition&&(this._aPosition.bindArrayBuffer(o.positionsBuf,o.compressGeometry?r.UNSIGNED_SHORT:r.FLOAT),e.bindArray++),o.indicesBuf&&(o.indicesBuf.bind(),e.bindArray++),this._lastGeometryId=o.id),o.indicesBuf?(r.drawElements(o.primitive,o.indicesBuf.numItems,o.indicesBuf.itemType,0),e.drawElements++):o.positions&&r.drawArrays(r.TRIANGLES,0,o.positions.numItems)}},rn.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl;if(this._program=new zt(i,this._shaderSource),this._program.errors)this.errors=this._program.errors;else{var r=this._program;this._uPositionsDecodeMatrix=r.getLocation("positionsDecodeMatrix"),this._uModelMatrix=r.getLocation("modelMatrix"),this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(var s=0,n=t._sectionPlanesState.sectionPlanes.length;s<n;s++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+s),pos:r.getLocation("sectionPlanePos"+s),dir:r.getLocation("sectionPlaneDir"+s)});this._aPosition=r.getAttribute("position"),this._uClippable=r.getLocation("clippable"),this._uOffset=r.getLocation("offset"),t.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC")),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null}},rn.prototype._bindProgram=function(e){var t=this._scene,i=t.camera.project,r=t.canvas.gl;if(this._program.bind(),e.useProgram++,r.uniformMatrix4fv(this._uProjMatrix,!1,i.matrix),t.logarithmicDepthBufferEnabled){var s=2/(Math.log(i.far+1)/Math.LN2);r.uniform1f(this._uLogDepthBufFC,s)}this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null};var nn=C((function e(t){B(this,e),this.vertex=function(e){var t=e.scene._sectionPlanesState.sectionPlanes.length>0,i=!!e._geometry._state.compressGeometry,r=[];r.push("// Mesh shadow vertex shader"),r.push("in vec3 position;"),r.push("uniform mat4 modelMatrix;"),r.push("uniform mat4 shadowViewMatrix;"),r.push("uniform mat4 shadowProjMatrix;"),r.push("uniform vec3 offset;"),i&&r.push("uniform mat4 positionsDecodeMatrix;");t&&r.push("out vec4 vWorldPosition;");r.push("void main(void) {"),r.push("vec4 localPosition = vec4(position, 1.0); "),r.push("vec4 worldPosition;"),i&&r.push("localPosition = positionsDecodeMatrix * localPosition;");r.push("worldPosition = modelMatrix * localPosition;"),r.push("worldPosition.xyz = worldPosition.xyz + offset;"),r.push("vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&r.push("vWorldPosition = worldPosition;");return r.push("   gl_Position = shadowProjMatrix * viewPosition;"),r.push("}"),r}(t),this.fragment=function(e){var t=e.scene;t.canvas.gl;var i=t._sectionPlanesState,r=i.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("// Mesh shadow fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),r){s.push("uniform bool clippable;"),s.push("in vec4 vWorldPosition;");for(var n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("uniform bool sectionPlaneActive"+n+";"),s.push("uniform vec3 sectionPlanePos"+n+";"),s.push("uniform vec3 sectionPlaneDir"+n+";")}if(s.push("vec4 encodeFloat( const in float depth ) {"),s.push("  const vec4 bitShift = vec4(256 * 256 * 256, 256 * 256, 256, 1.0);"),s.push("  const vec4 bitMask = vec4(0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);"),s.push("  vec4 comp = fract(depth * bitShift);"),s.push("  comp -= comp.xxyz * bitMask;"),s.push("  return comp;"),s.push("}"),s.push("out vec4 outColor;"),s.push("void main(void) {"),r){s.push("if (clippable) {"),s.push("  float dist = 0.0;");for(n=0;n<i.getNumAllocatedSectionPlanes();n++)s.push("if (sectionPlaneActive"+n+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > 0.0) { discard; }"),s.push("}")}return s.push("outColor = encodeFloat(gl_FragCoord.z);"),s.push("}"),s}(t)}));var on=function(e,t){this._hash=e,this._shaderSource=new nn(t),this._scene=t.scene,this._useCount=0,this._allocate(t)},an={};on.get=function(e){var t=e.scene,i=[t.canvas.canvas.id,t._sectionPlanesState.getHash(),e._geometry._state.hash,e._state.hash].join(";"),r=an[i];if(!r){if((r=new on(i,e)).errors)return console.log(r.errors.join("\n")),null;an[i]=r,ae.memory.programs++}return r._useCount++,r},on.prototype.put=function(){0==--this._useCount&&(this._program&&this._program.destroy(),delete an[this._hash],ae.memory.programs--)},on.prototype.webglContextRestored=function(){this._program=null},on.prototype.drawMesh=function(e,t){this._program||this._allocate(t);var i=this._scene.canvas.gl,r=t._material._state,s=t._geometry._state;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),r.id!==this._lastMaterialId){var n=r.backfaces;e.backfaces!==n&&(n?i.disable(i.CULL_FACE):i.enable(i.CULL_FACE),e.backfaces=n);var o=r.frontface;e.frontface!==o&&(o?i.frontFace(i.CCW):i.frontFace(i.CW),e.frontface=o),e.lineWidth!==r.lineWidth&&(i.lineWidth(r.lineWidth),e.lineWidth=r.lineWidth),this._uPointSize&&i.uniform1i(this._uPointSize,r.pointSize),this._lastMaterialId=r.id}if(i.uniformMatrix4fv(this._uModelMatrix,i.FALSE,t.worldMatrix),s.combineGeometry){var a=t.vertexBufs;a.id!==this._lastVertexBufsId&&(a.positionsBuf&&this._aPosition&&(this._aPosition.bindArrayBuffer(a.positionsBuf,a.compressGeometry?i.UNSIGNED_SHORT:i.FLOAT),e.bindArray++),this._lastVertexBufsId=a.id)}this._uClippable&&i.uniform1i(this._uClippable,t._state.clippable),i.uniform3fv(this._uOffset,t._state.offset),s.id!==this._lastGeometryId&&(this._uPositionsDecodeMatrix&&i.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,s.positionsDecodeMatrix),s.combineGeometry?s.indicesBufCombined&&(s.indicesBufCombined.bind(),e.bindArray++):(this._aPosition&&(this._aPosition.bindArrayBuffer(s.positionsBuf,s.compressGeometry?i.UNSIGNED_SHORT:i.FLOAT),e.bindArray++),s.indicesBuf&&(s.indicesBuf.bind(),e.bindArray++)),this._lastGeometryId=s.id),s.combineGeometry?s.indicesBufCombined&&(i.drawElements(s.primitive,s.indicesBufCombined.numItems,s.indicesBufCombined.itemType,0),e.drawElements++):s.indicesBuf?(i.drawElements(s.primitive,s.indicesBuf.numItems,s.indicesBuf.itemType,0),e.drawElements++):s.positions&&(i.drawArrays(i.TRIANGLES,0,s.positions.numItems),e.drawArrays++)},on.prototype._allocate=function(e){var t=e.scene,i=t.canvas.gl;if(this._program=new zt(i,this._shaderSource),this._scene=t,this._useCount=0,this._program.errors)this.errors=this._program.errors;else{var r=this._program;this._uPositionsDecodeMatrix=r.getLocation("positionsDecodeMatrix"),this._uModelMatrix=r.getLocation("modelMatrix"),this._uShadowViewMatrix=r.getLocation("shadowViewMatrix"),this._uShadowProjMatrix=r.getLocation("shadowProjMatrix"),this._uSectionPlanes={};for(var s=0,n=t._sectionPlanesState.sectionPlanes.length;s<n;s++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+s),pos:r.getLocation("sectionPlanePos"+s),dir:r.getLocation("sectionPlaneDir"+s)});this._aPosition=r.getAttribute("position"),this._uClippable=r.getLocation("clippable"),this._uOffset=r.getLocation("offset"),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null}},on.prototype._bindProgram=function(e){this._program||this._allocate(mesh);var t=this._scene,i=t.canvas.gl,r=t._sectionPlanesState;if(this._program.bind(),e.useProgram++,i.uniformMatrix4fv(this._uShadowViewMatrix,!1,e.shadowViewMatrix),i.uniformMatrix4fv(this._uShadowProjMatrix,!1,e.shadowProjMatrix),this._lastMaterialId=null,this._lastVertexBufsId=null,this._lastGeometryId=null,r.getNumAllocatedSectionPlanes()>0)for(var s,n,o,a=0,l=this._uSectionPlanes.length;a<l;a++)n=(s=this._uSectionPlanes[a]).active,o=r.sectionPlanes[a],n&&i.uniform1i(n,o.active),s.pos&&i.uniform3fv(s.pos,o.pos),s.dir&&i.uniform3fv(s.dir,o.dir)};var ln=function(){function e(){B(this,e),this.visibleLayers=[],this.sectionPlanesActivePerLayer=[],this.reset()}return C(e,[{key:"reset",value:function(){this.culled=!1,this.sectioned=!1,this.numLayers=0,this.numVisibleLayers=0,this.colorOpaque=!1,this.colorTransparent=!1,this.edgesOpaque=!1,this.edgesTransparent=!1,this.xrayedSilhouetteOpaque=!1,this.xrayedEdgesOpaque=!1,this.xrayedSilhouetteTransparent=!1,this.xrayedEdgesTransparent=!1,this.highlightedSilhouetteOpaque=!1,this.highlightedEdgesOpaque=!1,this.highlightedSilhouetteTransparent=!1,this.highlightedEdgesTransparent=!1,this.selectedSilhouetteOpaque=!1,this.selectedEdgesOpaque=!1,this.selectedSilhouetteTransparent=!1,this.selectedEdgesTransparent=!1}}]),e}(),un=re.OBB3(),cn=re.vec4(),An=re.vec4(),hn=re.vec4(),dn=re.vec3([1,0,0]),pn=re.vec3([0,1,0]),fn=re.vec3([0,0,1]),vn=re.vec3(3),gn=re.vec3(3),mn=re.identityMat4(),_n=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e,s)).renderOrder=s.renderOrder||0,r.originalSystemId=s.originalSystemId||r.id,r.renderFlags=new ln,r._state=new hi({visible:!0,culled:!1,pickable:null,clippable:null,collidable:null,occluder:!1!==s.occluder,castsShadow:null,receivesShadow:null,xrayed:!1,highlighted:!1,selected:!1,edges:!1,stationary:!!s.stationary,background:!!s.background,billboard:r._checkBillboard(s.billboard),layer:null,colorize:null,pickID:r.scene._renderer.getPickID(b(r)),drawHash:"",pickHash:"",offset:re.vec3(),origin:null,originHash:null}),r._drawRenderer=null,r._shadowRenderer=null,r._emphasisFillRenderer=null,r._emphasisEdgesRenderer=null,r._pickMeshRenderer=null,r._pickTriangleRenderer=null,r._occlusionRenderer=null,r._geometry=s.geometry?r._checkComponent2(["ReadableGeometry","VBOGeometry"],s.geometry):r.scene.geometry,r._material=s.material?r._checkComponent2(["PhongMaterial","MetallicMaterial","SpecularMaterial","LambertMaterial"],s.material):r.scene.material,r._xrayMaterial=s.xrayMaterial?r._checkComponent("EmphasisMaterial",s.xrayMaterial):r.scene.xrayMaterial,r._highlightMaterial=s.highlightMaterial?r._checkComponent("EmphasisMaterial",s.highlightMaterial):r.scene.highlightMaterial,r._selectedMaterial=s.selectedMaterial?r._checkComponent("EmphasisMaterial",s.selectedMaterial):r.scene.selectedMaterial,r._edgeMaterial=s.edgeMaterial?r._checkComponent("EdgeMaterial",s.edgeMaterial):r.scene.edgeMaterial,r._parentNode=null,r._aabb=null,r._aabbDirty=!0,r._numTriangles=r._geometry?r._geometry.numTriangles:0,r.scene._aabbDirty=!0,r._scale=re.vec3(),r._quaternion=re.identityQuaternion(),r._rotation=re.vec3(),r._position=re.vec3(),r._worldMatrix=re.identityMat4(),r._worldNormalMatrix=re.identityMat4(),r._localMatrixDirty=!0,r._worldMatrixDirty=!0,r._worldNormalMatrixDirty=!0;var n=s.origin||s.rtcCenter;if(n&&(r._state.origin=re.vec3(n),r._state.originHash=n.join()),s.matrix?r.matrix=s.matrix:(r.scale=s.scale,r.position=s.position,s.quaternion||(r.rotation=s.rotation)),r._isObject=s.isObject,r._isObject&&r.scene._registerObject(b(r)),r._isModel=s.isModel,r._isModel&&r.scene._registerModel(b(r)),r.visible=s.visible,r.culled=s.culled,r.pickable=s.pickable,r.clippable=s.clippable,r.collidable=s.collidable,r.castsShadow=s.castsShadow,r.receivesShadow=s.receivesShadow,r.xrayed=s.xrayed,r.highlighted=s.highlighted,r.selected=s.selected,r.edges=s.edges,r.layer=s.layer,r.colorize=s.colorize,r.opacity=s.opacity,r.offset=s.offset,s.parentId){var o=r.scene.components[s.parentId];o?o.isNode?o.addChild(b(r)):r.error("Parent is not a Node: '"+s.parentId+"'"):r.error("Parent not found: '"+s.parentId+"'"),r._parentNode=o}else s.parent&&(s.parent.isNode||r.error("Parent is not a Node"),s.parent.addChild(b(r)),r._parentNode=s.parent);return r.compile(),r}return C(i,[{key:"type",get:function(){return"Mesh"}},{key:"isMesh",get:function(){return!0}},{key:"parent",get:function(){return this._parentNode}},{key:"geometry",get:function(){return this._geometry}},{key:"material",get:function(){return this._material}},{key:"position",get:function(){return this._position},set:function(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"rotation",get:function(){return this._rotation},set:function(e){this._rotation.set(e||[0,0,0]),re.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"quaternion",get:function(){return this._quaternion},set:function(e){this._quaternion.set(e||[0,0,0,1]),re.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"scale",get:function(){return this._scale},set:function(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"matrix",get:function(){return this._localMatrixDirty&&(this.__localMatrix||(this.__localMatrix=re.identityMat4()),re.composeMat4(this._position,this._quaternion,this._scale,this.__localMatrix),this._localMatrixDirty=!1),this.__localMatrix},set:function(e){this.__localMatrix||(this.__localMatrix=re.identityMat4()),this.__localMatrix.set(e||mn),re.decomposeMat4(this.__localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._setWorldMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"worldMatrix",get:function(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}},{key:"worldNormalMatrix",get:function(){return this._worldNormalMatrixDirty&&this._buildWorldNormalMatrix(),this._worldNormalMatrix}},{key:"isEntity",get:function(){return!0}},{key:"isModel",get:function(){return this._isModel}},{key:"isObject",get:function(){return this._isObject}},{key:"aabb",get:function(){return this._aabbDirty&&this._updateAABB(),this._aabb}},{key:"origin",get:function(){return this._state.origin},set:function(e){e?(this._state.origin||(this._state.origin=re.vec3()),this._state.origin.set(e),this._state.originHash=e.join(),this._setAABBDirty(),this.scene._aabbDirty=!0):this._state.origin&&(this._state.origin=null,this._state.originHash=null,this._setAABBDirty(),this.scene._aabbDirty=!0)}},{key:"rtcCenter",get:function(){return this.origin},set:function(e){this.origin=e}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"visible",get:function(){return this._state.visible},set:function(e){e=!1!==e,this._state.visible=e,this._isObject&&this.scene._objectVisibilityUpdated(this,e),this.glRedraw()}},{key:"xrayed",get:function(){return this._state.xrayed},set:function(e){e=!!e,this._state.xrayed!==e&&(this._state.xrayed=e,this._isObject&&this.scene._objectXRayedUpdated(this,e),this.glRedraw())}},{key:"highlighted",get:function(){return this._state.highlighted},set:function(e){(e=!!e)!==this._state.highlighted&&(this._state.highlighted=e,this._isObject&&this.scene._objectHighlightedUpdated(this,e),this.glRedraw())}},{key:"selected",get:function(){return this._state.selected},set:function(e){(e=!!e)!==this._state.selected&&(this._state.selected=e,this._isObject&&this.scene._objectSelectedUpdated(this,e),this.glRedraw())}},{key:"edges",get:function(){return this._state.edges},set:function(e){(e=!!e)!==this._state.edges&&(this._state.edges=e,this.glRedraw())}},{key:"culled",get:function(){return this._state.culled},set:function(e){this._state.culled=!!e,this.glRedraw()}},{key:"clippable",get:function(){return this._state.clippable},set:function(e){e=!1!==e,this._state.clippable!==e&&(this._state.clippable=e,this.glRedraw())}},{key:"collidable",get:function(){return this._state.collidable},set:function(e){(e=!1!==e)!==this._state.collidable&&(this._state.collidable=e,this._setAABBDirty(),this.scene._aabbDirty=!0)}},{key:"pickable",get:function(){return this._state.pickable},set:function(e){e=!1!==e,this._state.pickable!==e&&(this._state.pickable=e)}},{key:"castsShadow",get:function(){return this._state.castsShadow},set:function(e){(e=!1!==e)!==this._state.castsShadow&&(this._state.castsShadow=e,this.glRedraw())}},{key:"receivesShadow",get:function(){return this._state.receivesShadow},set:function(e){(e=!1!==e)!==this._state.receivesShadow&&(this._state.receivesShadow=e,this._state.hash=e?"/mod/rs;":"/mod;",this.fire("dirty",this))}},{key:"saoEnabled",get:function(){return!1}},{key:"colorize",get:function(){return this._state.colorize},set:function(e){var t=this._state.colorize;t||((t=this._state.colorize=new Float32Array(4))[3]=1),e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1);var i=!!e;this.scene._objectColorizeUpdated(this,i),this.glRedraw()}},{key:"opacity",get:function(){return this._state.colorize[3]},set:function(e){var t=this._state.colorize;t||((t=this._state.colorize=new Float32Array(4))[0]=1,t[1]=1,t[2]=1);var i=null!=e;t[3]=i?e:1,this.scene._objectOpacityUpdated(this,i),this.glRedraw()}},{key:"transparent",get:function(){return 2===this._material.alphaMode||this._state.colorize[3]<1}},{key:"layer",get:function(){return this._state.layer},set:function(e){e=e||0,(e=Math.round(e))!==this._state.layer&&(this._state.layer=e,this._renderer.needStateSort())}},{key:"stationary",get:function(){return this._state.stationary}},{key:"billboard",get:function(){return this._state.billboard}},{key:"offset",get:function(){return this._state.offset},set:function(e){this._state.offset.set(e||[0,0,0]),this._setAABBDirty(),this.glRedraw()}},{key:"isDrawable",get:function(){return!0}},{key:"isStateSortable",get:function(){return!0}},{key:"xrayMaterial",get:function(){return this._xrayMaterial}},{key:"highlightMaterial",get:function(){return this._highlightMaterial}},{key:"selectedMaterial",get:function(){return this._selectedMaterial}},{key:"edgeMaterial",get:function(){return this._edgeMaterial}},{key:"_checkBillboard",value:function(e){return"spherical"!==(e=e||"none")&&"cylindrical"!==e&&"none"!==e&&(this.error("Unsupported value for 'billboard': "+e+" - accepted values are 'spherical', 'cylindrical' and 'none' - defaulting to 'none'."),e="none"),e}},{key:"compile",value:function(){var e=this._makeDrawHash();this._state.drawHash!==e&&(this._state.drawHash=e,this._putDrawRenderers(),this._drawRenderer=Ts.get(this),this._emphasisFillRenderer=Ns.get(this),this._emphasisEdgesRenderer=Gs.get(this));var t=this._makePickHash();if(this._state.pickHash!==t&&(this._state.pickHash=t,this._putPickRenderers(),this._pickMeshRenderer=Xs.get(this)),this._state.occluder){var i=this._makeOcclusionHash();this._state.occlusionHash!==i&&(this._state.occlusionHash=i,this._putOcclusionRenderer(),this._occlusionRenderer=rn.get(this))}}},{key:"_setLocalMatrixDirty",value:function(){this._localMatrixDirty=!0,this._setWorldMatrixDirty()}},{key:"_setWorldMatrixDirty",value:function(){this._worldMatrixDirty=!0,this._worldNormalMatrixDirty=!0}},{key:"_buildWorldMatrix",value:function(){var e=this.matrix;if(this._parentNode)re.mulMat4(this._parentNode.worldMatrix,e,this._worldMatrix);else for(var t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}},{key:"_buildWorldNormalMatrix",value:function(){this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldNormalMatrix||(this._worldNormalMatrix=re.mat4()),re.transposeMat4(this._worldMatrix,this._worldNormalMatrix),re.inverseMat4(this._worldNormalMatrix),this._worldNormalMatrixDirty=!1}},{key:"_setAABBDirty",value:function(){if(this.collidable)for(var e=this;e;e=e._parentNode)e._aabbDirty=!0}},{key:"_updateAABB",value:function(){this.scene._aabbDirty=!0,this._aabb||(this._aabb=re.AABB3()),this._buildAABB(this.worldMatrix,this._aabb),this._aabbDirty=!1}},{key:"_webglContextRestored",value:function(){this._drawRenderer&&this._drawRenderer.webglContextRestored(),this._shadowRenderer&&this._shadowRenderer.webglContextRestored(),this._emphasisFillRenderer&&this._emphasisFillRenderer.webglContextRestored(),this._emphasisEdgesRenderer&&this._emphasisEdgesRenderer.webglContextRestored(),this._pickMeshRenderer&&this._pickMeshRenderer.webglContextRestored(),this._pickTriangleRenderer&&this._pickMeshRenderer.webglContextRestored(),this._occlusionRenderer&&this._occlusionRenderer.webglContextRestored()}},{key:"_makeDrawHash",value:function(){var e=this.scene,t=[e.canvas.canvas.id,(e.gammaInput?"gi;":";")+(e.gammaOutput?"go":""),e._lightsState.getHash(),e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),i.receivesShadow&&t.push("/rs"),t.push(";"),t.join("")}},{key:"_makePickHash",value:function(){var e=this.scene,t=[e.canvas.canvas.id,e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),t.push(";"),t.join("")}},{key:"_makeOcclusionHash",value:function(){var e=this.scene,t=[e.canvas.canvas.id,e._sectionPlanesState.getHash()],i=this._state;return i.stationary&&t.push("/s"),"none"===i.billboard?t.push("/n"):"spherical"===i.billboard?t.push("/s"):"cylindrical"===i.billboard&&t.push("/c"),t.push(";"),t.join("")}},{key:"_buildAABB",value:function(e,t){re.transformOBB3(e,this._geometry.obb,un),re.OBB3ToAABB3(un,t);var i=this._state.offset;if(t[0]+=i[0],t[1]+=i[1],t[2]+=i[2],t[3]+=i[0],t[4]+=i[1],t[5]+=i[2],this._state.origin){var r=this._state.origin;t[0]+=r[0],t[1]+=r[1],t[2]+=r[2],t[3]+=r[0],t[4]+=r[1],t[5]+=r[2]}}},{key:"rotate",value:function(e,t){return cn[0]=e[0],cn[1]=e[1],cn[2]=e[2],cn[3]=t*re.DEGTORAD,re.angleAxisToQuaternion(cn,An),re.mulQuaternions(this.quaternion,An,hn),this.quaternion=hn,this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}},{key:"rotateOnWorldAxis",value:function(e,t){return cn[0]=e[0],cn[1]=e[1],cn[2]=e[2],cn[3]=t*re.DEGTORAD,re.angleAxisToQuaternion(cn,An),re.mulQuaternions(An,this.quaternion,An),this}},{key:"rotateX",value:function(e){return this.rotate(dn,e)}},{key:"rotateY",value:function(e){return this.rotate(pn,e)}},{key:"rotateZ",value:function(e){return this.rotate(fn,e)}},{key:"translate",value:function(e,t){return re.vec3ApplyQuaternion(this.quaternion,e,vn),re.mulVec3Scalar(vn,t,gn),re.addVec3(this.position,gn,this.position),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}},{key:"translateX",value:function(e){return this.translate(dn,e)}},{key:"translateY",value:function(e){return this.translate(pn,e)}},{key:"translateZ",value:function(e){return this.translate(fn,e)}},{key:"_putDrawRenderers",value:function(){this._drawRenderer&&(this._drawRenderer.put(),this._drawRenderer=null),this._shadowRenderer&&(this._shadowRenderer.put(),this._shadowRenderer=null),this._emphasisFillRenderer&&(this._emphasisFillRenderer.put(),this._emphasisFillRenderer=null),this._emphasisEdgesRenderer&&(this._emphasisEdgesRenderer.put(),this._emphasisEdgesRenderer=null)}},{key:"_putPickRenderers",value:function(){this._pickMeshRenderer&&(this._pickMeshRenderer.put(),this._pickMeshRenderer=null),this._pickTriangleRenderer&&(this._pickTriangleRenderer.put(),this._pickTriangleRenderer=null)}},{key:"_putOcclusionRenderer",value:function(){this._occlusionRenderer&&(this._occlusionRenderer.put(),this._occlusionRenderer=null)}},{key:"stateSortCompare",value:function(e,t){return e._state.layer-t._state.layer||e._drawRenderer.id-t._drawRenderer.id||e._material._state.id-t._material._state.id||e._geometry._state.id-t._geometry._state.id}},{key:"rebuildRenderFlags",value:function(){this.renderFlags.reset(),this._getActiveSectionPlanes()?(this.renderFlags.numLayers=1,this.renderFlags.numVisibleLayers=1,this.renderFlags.visibleLayers[0]=0,this._updateRenderFlags()):this.renderFlags.culled=!0}},{key:"_updateRenderFlags",value:function(){var e=this.renderFlags,t=this._state;if(t.xrayed){var i=this._xrayMaterial._state;i.fill&&(i.fillAlpha<1?e.xrayedSilhouetteTransparent=!0:e.xrayedSilhouetteOpaque=!0),i.edges&&(i.edgeAlpha<1?e.xrayedEdgesTransparent=!0:e.xrayedEdgesOpaque=!0)}else{if(this._material._state.alpha<1||t.colorize[3]<1?e.colorTransparent=!0:e.colorOpaque=!0,t.edges)this._edgeMaterial._state.alpha<1?e.edgesTransparent=!0:e.edgesOpaque=!0;if(t.selected){var r=this._selectedMaterial._state;r.fill&&(r.fillAlpha<1?e.selectedSilhouetteTransparent=!0:e.selectedSilhouetteOpaque=!0),r.edges&&(r.edgeAlpha<1?e.selectedEdgesTransparent=!0:e.selectedEdgesOpaque=!0)}else if(t.highlighted){var s=this._highlightMaterial._state;s.fill&&(s.fillAlpha<1?e.highlightedSilhouetteTransparent=!0:e.highlightedSilhouetteOpaque=!0),s.edges&&(s.edgeAlpha<1?e.highlightedEdgesTransparent=!0:e.highlightedEdgesOpaque=!0)}}}},{key:"_getActiveSectionPlanes",value:function(){if(this._state.clippable){var e=this.scene._sectionPlanesState.sectionPlanes,t=e.length;if(t>0)for(var i=0;i<t;i++){var r=e[i],s=this.renderFlags;if(r.active)if(this._state.origin){var n=re.planeAABB3Intersect(r.dir,r.dist,this.aabb);if(-1===n)return!1;var o=0===n;s.sectionPlanesActivePerLayer[i]=o}else s.sectionPlanesActivePerLayer[i]=!0;else s.sectionPlanesActivePerLayer[i]=!1}}return!0}},{key:"drawColorOpaque",value:function(e){(this._drawRenderer||(this._drawRenderer=Ts.get(this)))&&this._drawRenderer.drawMesh(e,this)}},{key:"drawColorTransparent",value:function(e){(this._drawRenderer||(this._drawRenderer=Ts.get(this)))&&this._drawRenderer.drawMesh(e,this)}},{key:"drawSilhouetteXRayed",value:function(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=Ns.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,0)}},{key:"drawSilhouetteHighlighted",value:function(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=Ns.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,1)}},{key:"drawSilhouetteSelected",value:function(e){(this._emphasisFillRenderer||(this._emphasisFillRenderer=Ns.get(this)))&&this._emphasisFillRenderer.drawMesh(e,this,2)}},{key:"drawEdgesColorOpaque",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Gs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,3)}},{key:"drawEdgesColorTransparent",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Gs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,3)}},{key:"drawEdgesXRayed",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Gs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,0)}},{key:"drawEdgesHighlighted",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Gs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,1)}},{key:"drawEdgesSelected",value:function(e){(this._emphasisEdgesRenderer||(this._emphasisEdgesRenderer=Gs.get(this)))&&this._emphasisEdgesRenderer.drawMesh(e,this,2)}},{key:"drawOcclusion",value:function(e){(this._state.occluder&&this._occlusionRenderer||(this._occlusionRenderer=rn.get(this)))&&this._occlusionRenderer.drawMesh(e,this)}},{key:"drawShadow",value:function(e){(this._shadowRenderer||(this._shadowRenderer=on.get(this)))&&this._shadowRenderer.drawMesh(e,this)}},{key:"drawPickMesh",value:function(e){(this._pickMeshRenderer||(this._pickMeshRenderer=Xs.get(this)))&&this._pickMeshRenderer.drawMesh(e,this)}},{key:"canPickTriangle",value:function(){return this._geometry.isReadableGeometry}},{key:"drawPickTriangles",value:function(e){(this._pickTriangleRenderer||(this._pickTriangleRenderer=qs.get(this)))&&this._pickTriangleRenderer.drawMesh(e,this)}},{key:"pickTriangleSurface",value:function(e,t,i,r){yn(this,e,t,i,r)}},{key:"drawPickVertices",value:function(e){}},{key:"delegatePickedEntity",value:function(){return this}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._putDrawRenderers(),this._putPickRenderers(),this._putOcclusionRenderer(),this.scene._renderer.putPickID(this._state.pickID),this._isObject&&(this.scene._deregisterObject(this),this._visible&&this.scene._objectVisibilityUpdated(this,!1,!1),this._xrayed&&this.scene._objectXRayedUpdated(this,!1,!1),this._selected&&this.scene._objectSelectedUpdated(this,!1,!1),this._highlighted&&this.scene._objectHighlightedUpdated(this,!1,!1),this.scene._objectColorizeUpdated(this,!1),this.scene._objectOpacityUpdated(this,!1),this.offset.some((function(e){return 0!==e}))&&this.scene._objectOffsetUpdated(this,!1)),this._isModel&&this.scene._deregisterModel(this),this.glRedraw()}}]),i}(),yn=function(){var e=re.vec3(),t=re.vec3(),i=re.vec3(),r=re.vec3(),s=re.vec3(),n=re.vec3(),o=re.vec4(),a=re.vec3(),l=re.vec3(),u=re.vec3(),c=re.vec3(),A=re.vec3(),h=re.vec3(),d=re.vec3(),p=re.vec3(),f=re.vec3(),v=re.vec4(),g=re.vec4(),m=re.vec4(),_=re.vec3(),y=re.vec3(),b=re.vec3(),x=re.vec3(),w=re.vec3(),B=re.vec3(),P=re.vec3(),C=re.vec3(),M=re.vec3(),E=re.vec3(),F=re.vec3();return function(k,I,D,S,T){var L=T.primIndex;if(null!=L&&L>-1){var R=k.geometry._state,U=k.scene,O=U.camera,N=U.canvas;if("triangles"===R.primitiveName){T.primitive="triangle";var Q,V,H,j=L,G=R.indices,z=R.positions;if(G){var W=G[j+0],K=G[j+1],X=G[j+2];n[0]=W,n[1]=K,n[2]=X,T.indices=n,Q=3*W,V=3*K,H=3*X}else H=(V=(Q=3*j)+3)+3;if(i[0]=z[Q+0],i[1]=z[Q+1],i[2]=z[Q+2],r[0]=z[V+0],r[1]=z[V+1],r[2]=z[V+2],s[0]=z[H+0],s[1]=z[H+1],s[2]=z[H+2],R.compressGeometry){var J=R.positionsDecodeMatrix;J&&(zi.decompressPosition(i,J,i),zi.decompressPosition(r,J,r),zi.decompressPosition(s,J,s))}T.canvasPos?re.canvasPosToLocalRay(N.canvas,k.origin?He(I,k.origin):I,D,S,k.worldMatrix,T.canvasPos,e,t):T.origin&&T.direction&&re.worldRayToLocalRay(k.worldMatrix,T.origin,T.direction,e,t),re.normalizeVec3(t),re.rayPlaneIntersect(e,t,i,r,s,o),T.localPos=o,T.position=o,v[0]=o[0],v[1]=o[1],v[2]=o[2],v[3]=1,re.transformVec4(k.worldMatrix,v,g),a[0]=g[0],a[1]=g[1],a[2]=g[2],T.canvasPos&&k.origin&&(a[0]+=k.origin[0],a[1]+=k.origin[1],a[2]+=k.origin[2]),T.worldPos=a,re.transformVec4(O.matrix,g,m),l[0]=m[0],l[1]=m[1],l[2]=m[2],T.viewPos=l,re.cartesianToBarycentric(o,i,r,s,u),T.bary=u;var Y=R.normals;if(Y){if(R.compressGeometry){var Z=3*W,q=3*K,$=3*X;zi.decompressNormal(Y.subarray(Z,Z+2),c),zi.decompressNormal(Y.subarray(q,q+2),A),zi.decompressNormal(Y.subarray($,$+2),h)}else c[0]=Y[Q],c[1]=Y[Q+1],c[2]=Y[Q+2],A[0]=Y[V],A[1]=Y[V+1],A[2]=Y[V+2],h[0]=Y[H],h[1]=Y[H+1],h[2]=Y[H+2];var ee=re.addVec3(re.addVec3(re.mulVec3Scalar(c,u[0],_),re.mulVec3Scalar(A,u[1],y),b),re.mulVec3Scalar(h,u[2],x),w);T.worldNormal=re.normalizeVec3(re.transformVec3(k.worldNormalMatrix,ee,B))}var te=R.uv;if(te){if(d[0]=te[2*W],d[1]=te[2*W+1],p[0]=te[2*K],p[1]=te[2*K+1],f[0]=te[2*X],f[1]=te[2*X+1],R.compressGeometry){var ie=R.uvDecodeMatrix;ie&&(zi.decompressUV(d,ie,d),zi.decompressUV(p,ie,p),zi.decompressUV(f,ie,f))}T.uv=re.addVec3(re.addVec3(re.mulVec2Scalar(d,u[0],P),re.mulVec2Scalar(p,u[1],C),M),re.mulVec2Scalar(f,u[2],E),F)}}}}}();function bn(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.radiusTop||1;t<0&&(console.error("negative radiusTop not allowed - will invert"),t*=-1);var i=e.radiusBottom||1;i<0&&(console.error("negative radiusBottom not allowed - will invert"),i*=-1);var r=e.height||1;r<0&&(console.error("negative height not allowed - will invert"),r*=-1);var s=e.radialSegments||32;s<0&&(console.error("negative radialSegments not allowed - will invert"),s*=-1),s<3&&(s=3);var n=e.heightSegments||1;n<0&&(console.error("negative heightSegments not allowed - will invert"),n*=-1),n<1&&(n=1);var 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Bn(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.origin||[0,0,0],i=t[0],r=t[1],s=t[2],n=e.size||1,o=[],a=[],l=e.text;he.isNumeric(l)&&(l=""+l);for(var u,c,A,h,d,p,f,v,g,m=(l||"").split("\n"),_=0,y=0,b=.04,x=0;x<m.length;x++){u=0,A=(c=m[x]).length;for(var w=0;w<A;w++)if(h=wn[c.charAt(w)]){d=1,p=-1,f=-1,v=h.points.length;for(var B=0;B<v;B++)-1!==(g=h.points[B])[0]||-1!==g[1]?(o.push(u+g[0]*n*b+i),o.push(y+g[1]*n*b+r),o.push(0+s),-1===p?p=_:(-1===f||(p=f),f=_),_++,d?d=!1:(a.push(p),a.push(f))):d=1;u+=h.width*b*n}y-=35*b*n}return he.apply(e,{primitive:"lines",positions:o,indices:a})}var Pn=function(e){g(i,Ue);var t=_(i);function i(e,r){var s;B(this,i),r=r||{},s=t.call(this,"AxisGizmo",e,r);var n=e.scene.camera;r.canvasId||r.canvasElement||s.error("Config expected: either 'canvasId' or 'canvasElement'");try{s._axisGizmoScene=new dr(e,{canvasId:r.canvasId,canvasElement:r.canvasElement,transparent:!0})}catch(e){return s.error(e),y(s)}var o=s._axisGizmoScene;o.clearLights(),new Ri(o,{color:[.45,.45,.5],intensity:.9}),new Li(o,{dir:[-.5,.5,-.6],color:[.8,.8,.7],intensity:1,space:"view"}),new Li(o,{dir:[.5,-.5,-.6],color:[.8,.8,.8],intensity:1,space:"view"});var a=o.camera;n.on("matrix",(function(){var e=n.eye,t=n.look,i=n.up,r=re.mulVec3Scalar(re.normalizeVec3(re.subVec3(e,t,[])),22);a.look=[0,0,0],a.eye=r,a.up=i}));var l=new Xi(o,bn({radiusTop:.01,radiusBottom:.6,height:1.7,radialSegments:20,heightSegments:1,openEnded:!1})),u=new Xi(o,bn({radiusTop:.2,radiusBottom:.2,height:4.5,radialSegments:20,heightSegments:1,openEnded:!1})),c=new $i(o,{diffuse:[1,.3,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),A=new $i(o,{emissive:[1,.3,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),h=new $i(o,{diffuse:[.3,1,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),d=new $i(o,{emissive:[.3,1,.3],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),p=new $i(o,{diffuse:[.3,.3,1],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),f=new $i(o,{emissive:[.3,.3,1],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),v=new $i(o,{diffuse:[.5,.5,.5],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2});return s._meshes=[new _n(o,{geometry:new Xi(o,xn({radius:9,heightSegments:60,widthSegments:60})),material:new $i(o,{diffuse:[0,0,0],emissive:[.1,.1,.1],ambient:[.1,.1,.2],specular:[0,0,0],alpha:.4,alphaMode:"blend",frontface:"cw"}),pickable:!1,collidable:!1,visible:!1!==r.visible}),new _n(o,{geometry:new Xi(o,xn({radius:1})),material:v,pickable:!1,collidable:!1,visible:!1!==r.visible}),new _n(o,{geometry:l,material:c,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[5,0,0],rotation:[0,0,-90]}),new _n(o,{geometry:u,material:c,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[2,0,0],rotation:[0,0,90]}),new _n(o,{geometry:new Xi(o,Bn({text:"X",size:1.5})),material:A,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[7,0,0],billboard:"spherical"}),new _n(o,{geometry:l,material:h,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[0,5,0]}),new _n(o,{geometry:u,material:h,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[0,2,0]}),new _n(o,{geometry:new Xi(o,Bn({text:"Y",size:1.5})),material:d,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[0,7,0],billboard:"spherical"}),new _n(o,{geometry:l,material:p,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[0,0,5],rotation:[90,0,0]}),new _n(o,{geometry:u,material:p,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[0,0,2],rotation:[90,0,0]}),new _n(o,{geometry:new Xi(o,Bn({text:"Z",size:1.5})),material:f,pickable:!1,collidable:!1,visible:!1!==r.visible,position:[0,0,7],billboard:"spherical"})],s}return C(i,[{key:"setVisible",value:function(e){for(var t=0;t<this._meshes.length;t++)this._meshes[t].visible=e}},{key:"destroy",value:function(){this._axisGizmoCanvas=null,this._axisGizmoScene.destroy(),this._axisGizmoScene=null,f(x(i.prototype),"destroy",this).call(this)}}]),i}();re.vec3();var Cn=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new hi({active:!0,pos:re.vec3(),dir:re.vec3(),dist:0}),r.active=s.active,r.pos=s.pos,r.dir=s.dir,r.scene._sectionPlaneCreated(b(r)),r}return C(i,[{key:"type",get:function(){return"SectionPlane"}},{key:"active",get:function(){return this._state.active},set:function(e){this._state.active=!1!==e,this.glRedraw(),this.fire("active",this._state.active),this.scene.fire("sectionPlaneUpdated",this)}},{key:"pos",get:function(){return this._state.pos},set:function(e){this._state.pos.set(e||[0,0,0]),this._state.dist=-re.dotVec3(this._state.pos,this._state.dir),this.fire("pos",this._state.pos),this.scene.fire("sectionPlaneUpdated",this)}},{key:"dir",get:function(){return this._state.dir},set:function(e){this._state.dir.set(e||[0,0,-1]),this._state.dist=-re.dotVec3(this._state.pos,this._state.dir),this.glRedraw(),this.fire("dir",this._state.dir),this.scene.fire("sectionPlaneUpdated",this)}},{key:"dist",get:function(){return this._state.dist}},{key:"flipDir",value:function(){re.mulVec3Scalar(this._state.dir,-1,this._state.dir),this.dir=this._state.dir}},{key:"destroy",value:function(){this._state.destroy(),this.scene._sectionPlaneDestroyed(this),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),Mn=re.vec4(4),En=re.vec4(),Fn=re.vec4(),kn=re.vec3([1,0,0]),In=re.vec3([0,1,0]),Dn=re.vec3([0,0,1]),Sn=re.vec3(3),Tn=re.vec3(3),Ln=re.identityMat4(),Rn=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,i),(r=t.call(this,e,s))._parentNode=null,r._children=[],r._aabb=null,r._aabbDirty=!0,r.scene._aabbDirty=!0,r._numTriangles=0,r._scale=re.vec3(),r._quaternion=re.identityQuaternion(),r._rotation=re.vec3(),r._position=re.vec3(),r._offset=re.vec3(),r._localMatrix=re.identityMat4(),r._worldMatrix=re.identityMat4(),r._localMatrixDirty=!0,r._worldMatrixDirty=!0,s.matrix?r.matrix=s.matrix:(r.scale=s.scale,r.position=s.position,s.quaternion||(r.rotation=s.rotation)),r._isModel=s.isModel,r._isModel&&r.scene._registerModel(b(r)),r._isObject=s.isObject,r._isObject&&r.scene._registerObject(b(r)),r.origin=s.origin,r.visible=s.visible,r.culled=s.culled,r.pickable=s.pickable,r.clippable=s.clippable,r.collidable=s.collidable,r.castsShadow=s.castsShadow,r.receivesShadow=s.receivesShadow,r.xrayed=s.xrayed,r.highlighted=s.highlighted,r.selected=s.selected,r.edges=s.edges,r.colorize=s.colorize,r.opacity=s.opacity,r.offset=s.offset,s.children)for(var n=s.children,o=0,a=n.length;o<a;o++)r.addChild(n[o],s.inheritStates);if(s.parentId){var l=r.scene.components[s.parentId];l?l.isNode?l.addChild(b(r)):r.error("Parent is not a Node: '"+s.parentId+"'"):r.error("Parent not found: '"+s.parentId+"'")}else s.parent&&(s.parent.isNode||r.error("Parent is not a Node"),s.parent.addChild(b(r)));return r}return C(i,[{key:"isEntity",get:function(){return!0}},{key:"isModel",get:function(){return this._isModel}},{key:"isObject",get:function(){return this._isObject}},{key:"aabb",get:function(){return this._aabbDirty&&this._updateAABB(),this._aabb}},{key:"origin",get:function(){return this._origin},set:function(e){e?(this._origin||(this._origin=re.vec3()),this._origin.set(e)):this._origin&&(this._origin=null);for(var t=0,i=this._children.length;t<i;t++)this._children[t].origin=e;this.glRedraw()}},{key:"rtcCenter",get:function(){return this.origin},set:function(e){this.origin=e}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"visible",get:function(){return this._visible},set:function(e){e=!1!==e,this._visible=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].visible=e;this._isObject&&this.scene._objectVisibilityUpdated(this,e)}},{key:"xrayed",get:function(){return this._xrayed},set:function(e){e=!!e,this._xrayed=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].xrayed=e;this._isObject&&this.scene._objectXRayedUpdated(this,e)}},{key:"highlighted",get:function(){return this._highlighted},set:function(e){e=!!e,this._highlighted=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].highlighted=e;this._isObject&&this.scene._objectHighlightedUpdated(this,e)}},{key:"selected",get:function(){return this._selected},set:function(e){e=!!e,this._selected=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].selected=e;this._isObject&&this.scene._objectSelectedUpdated(this,e)}},{key:"edges",get:function(){return this._edges},set:function(e){e=!!e,this._edges=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].edges=e}},{key:"culled",get:function(){return this._culled},set:function(e){e=!!e,this._culled=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].culled=e}},{key:"clippable",get:function(){return this._clippable},set:function(e){e=!1!==e,this._clippable=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].clippable=e}},{key:"collidable",get:function(){return this._collidable},set:function(e){e=!1!==e,this._collidable=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].collidable=e}},{key:"pickable",get:function(){return this._pickable},set:function(e){e=!1!==e,this._pickable=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].pickable=e}},{key:"colorize",get:function(){return this._colorize.slice(0,3)},set:function(e){var t=this._colorize;t||((t=this._colorize=new Float32Array(4))[3]=1),e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1);for(var i=0,r=this._children.length;i<r;i++)this._children[i].colorize=t;if(this._isObject){var s=!!e;this.scene._objectColorizeUpdated(this,s)}}},{key:"opacity",get:function(){return this._colorize[3]},set:function(e){var t=this._colorize;t||((t=this._colorize=new Float32Array(4))[0]=1,t[1]=1,t[2]=1),t[3]=null!=e?e:1;for(var i=0,r=this._children.length;i<r;i++)this._children[i].opacity=e;if(this._isObject){var s=null!=e;this.scene._objectOpacityUpdated(this,s)}}},{key:"castsShadow",get:function(){return this._castsShadow},set:function(e){e=!!e,this._castsShadow=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].castsShadow=e}},{key:"receivesShadow",get:function(){return this._receivesShadow},set:function(e){e=!!e,this._receivesShadow=e;for(var t=0,i=this._children.length;t<i;t++)this._children[t].receivesShadow=e}},{key:"saoEnabled",get:function(){return!1}},{key:"offset",get:function(){return this._offset},set:function(e){e?(this._offset[0]=e[0],this._offset[1]=e[1],this._offset[2]=e[2]):(this._offset[0]=0,this._offset[1]=0,this._offset[2]=0);for(var t=0,i=this._children.length;t<i;t++)this._children[t].offset=this._offset;this._isObject&&this.scene._objectOffsetUpdated(this,e)}},{key:"isNode",get:function(){return!0}},{key:"_setLocalMatrixDirty",value:function(){this._localMatrixDirty=!0,this._setWorldMatrixDirty()}},{key:"_setWorldMatrixDirty",value:function(){this._worldMatrixDirty=!0;for(var e=0,t=this._children.length;e<t;e++)this._children[e]._setWorldMatrixDirty()}},{key:"_buildWorldMatrix",value:function(){var e=this.matrix;if(this._parentNode)re.mulMat4(this._parentNode.worldMatrix,e,this._worldMatrix);else for(var t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}},{key:"_setSubtreeAABBsDirty",value:function(e){if(e._aabbDirty=!0,e._children)for(var t=0,i=e._children.length;t<i;t++)this._setSubtreeAABBsDirty(e._children[t])}},{key:"_setAABBDirty",value:function(){if(this._setSubtreeAABBsDirty(this),this.collidable)for(var e=this;e;e=e._parentNode)e._aabbDirty=!0}},{key:"_updateAABB",value:function(){if(this.scene._aabbDirty=!0,this._aabb||(this._aabb=re.AABB3()),this._buildAABB)this._buildAABB(this.worldMatrix,this._aabb);else{var e;re.collapseAABB3(this._aabb);for(var t=0,i=this._children.length;t<i;t++)(e=this._children[t]).collidable&&re.expandAABB3(this._aabb,e.aabb)}this._aabbDirty=!1}},{key:"addChild",value:function(e,t){if(he.isNumeric(e)||he.isString(e)){var i=e;if(!(e=this.scene.component[i]))return void this.warn("Component not found: "+he.inQuotes(i));if(!e.isNode&&!e.isMesh)return void this.error("Not a Node or Mesh: "+i)}else{if(!e.isNode&&!e.isMesh)return void this.error("Not a Node or Mesh: "+e.id);if(e._parentNode){if(e._parentNode.id===this.id)return void this.warn("Already a child: "+e.id);e._parentNode.removeChild(e)}}if(e.id,e.scene.id===this.scene.id)return this._children.push(e),e._parentNode=this,t&&(e.visible=this.visible,e.culled=this.culled,e.xrayed=this.xrayed,e.highlited=this.highlighted,e.selected=this.selected,e.edges=this.edges,e.clippable=this.clippable,e.pickable=this.pickable,e.collidable=this.collidable,e.castsShadow=this.castsShadow,e.receivesShadow=this.receivesShadow,e.colorize=this.colorize,e.opacity=this.opacity,e.offset=this.offset),e._setWorldMatrixDirty(),e._setAABBDirty(),this._numTriangles+=e.numTriangles,e;this.error("Child not in same Scene: "+e.id)}},{key:"removeChild",value:function(e){for(var t=0,i=this._children.length;t<i;t++)if(this._children[t].id===e.id)return e._parentNode=null,this._children=this._children.splice(t,1),e._setWorldMatrixDirty(),e._setAABBDirty(),this._setAABBDirty(),void(this._numTriangles-=e.numTriangles)}},{key:"removeChildren",value:function(){for(var e,t=0,i=this._children.length;t<i;t++)(e=this._children[t])._parentNode=null,e._setWorldMatrixDirty(),e._setAABBDirty(),this._numTriangles-=e.numTriangles;this._children=[],this._setAABBDirty()}},{key:"numChildren",get:function(){return this._children.length}},{key:"children",get:function(){return this._children}},{key:"parent",get:function(){return this._parentNode},set:function(e){if(he.isNumeric(e)||he.isString(e)){var t=e;if(!(e=this.scene.components[t]))return void this.warn("Node not found: "+he.inQuotes(t));if(!e.isNode)return void this.error("Not a Node: "+e.id)}e.scene.id===this.scene.id?this._parentNode&&this._parentNode.id===e.id?this.warn("Already a child of Node: "+e.id):e.addChild(this):this.error("Node not in same Scene: "+e.id)}},{key:"position",get:function(){return this._position},set:function(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"rotation",get:function(){return this._rotation},set:function(e){this._rotation.set(e||[0,0,0]),re.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"quaternion",get:function(){return this._quaternion},set:function(e){this._quaternion.set(e||[0,0,0,1]),re.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"scale",get:function(){return this._scale},set:function(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"matrix",get:function(){return this._localMatrixDirty&&(this._localMatrix||(this._localMatrix=re.identityMat4()),re.composeMat4(this._position,this._quaternion,this._scale,this._localMatrix),this._localMatrixDirty=!1),this._localMatrix},set:function(e){this._localMatrix||(this._localMatrix=re.identityMat4()),this._localMatrix.set(e||Ln),re.decomposeMat4(this._localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._setWorldMatrixDirty(),this._setAABBDirty(),this.glRedraw()}},{key:"worldMatrix",get:function(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}},{key:"rotate",value:function(e,t){return Mn[0]=e[0],Mn[1]=e[1],Mn[2]=e[2],Mn[3]=t*re.DEGTORAD,re.angleAxisToQuaternion(Mn,En),re.mulQuaternions(this.quaternion,En,Fn),this.quaternion=Fn,this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}},{key:"rotateOnWorldAxis",value:function(e,t){return Mn[0]=e[0],Mn[1]=e[1],Mn[2]=e[2],Mn[3]=t*re.DEGTORAD,re.angleAxisToQuaternion(Mn,En),re.mulQuaternions(En,this.quaternion,En),this}},{key:"rotateX",value:function(e){return this.rotate(kn,e)}},{key:"rotateY",value:function(e){return this.rotate(In,e)}},{key:"rotateZ",value:function(e){return this.rotate(Dn,e)}},{key:"translate",value:function(e,t){return re.vec3ApplyQuaternion(this.quaternion,e,Sn),re.mulVec3Scalar(Sn,t,Tn),re.addVec3(this.position,Tn,this.position),this._setLocalMatrixDirty(),this._setAABBDirty(),this.glRedraw(),this}},{key:"translateX",value:function(e){return this.translate(kn,e)}},{key:"translateY",value:function(e){return this.translate(In,e)}},{key:"translateZ",value:function(e){return this.translate(Dn,e)}},{key:"type",get:function(){return"Node"}},{key:"destroy",value:function(){if(f(x(i.prototype),"destroy",this).call(this),this._parentNode&&this._parentNode.removeChild(this),this._isObject&&(this.scene._deregisterObject(this),this._visible&&this.scene._objectVisibilityUpdated(this,!1,!1),this._xrayed&&this.scene._objectXRayedUpdated(this,!1,!1),this._selected&&this.scene._objectSelectedUpdated(this,!1,!1),this._highlighted&&this.scene._objectHighlightedUpdated(this,!1,!1),this.scene._objectColorizeUpdated(this,!1),this.scene._objectOpacityUpdated(this,!1),this.offset.some((function(e){return 0!==e}))&&this.scene._objectOffsetUpdated(this,!1)),this._isModel&&this.scene._deregisterModel(this),this._children.length)for(var e=this._children.splice(),t=0,r=e.length;t<r;t++)e[t].destroy();this._children=[],this._setAABBDirty(),this.scene._aabbDirty=!0}}]),i}(),Un=function(e){g(i,Yi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new hi({type:"LambertMaterial",ambient:re.vec3([1,1,1]),color:re.vec3([1,1,1]),emissive:re.vec3([0,0,0]),alpha:null,alphaMode:0,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:"/lam;"}),r.ambient=s.ambient,r.color=s.color,r.emissive=s.emissive,r.alpha=s.alpha,r.lineWidth=s.lineWidth,r.pointSize=s.pointSize,r.backfaces=s.backfaces,r.frontface=s.frontface,r}return C(i,[{key:"type",get:function(){return"LambertMaterial"}},{key:"ambient",get:function(){return this._state.ambient},set:function(e){var t=this._state.ambient;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.ambient=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=.2,t[1]=.2,t[2]=.2),this.glRedraw()}},{key:"color",get:function(){return this._state.color},set:function(e){var t=this._state.color;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.color=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"emissive",get:function(){return this._state.emissive},set:function(e){var t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}},{key:"alpha",get:function(){return this._state.alpha},set:function(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this._state.alphaMode=e<1?2:0,this.glRedraw())}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||1,this.glRedraw()}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"frontface",get:function(){return this._state.frontface?"ccw":"cw"},set:function(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}},{key:"_getState",value:function(){return this._state}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),On={opaque:0,mask:1,blend:2},Nn=["opaque","mask","blend"],Qn=function(e){g(i,Yi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new hi({type:"MetallicMaterial",baseColor:re.vec4([1,1,1]),emissive:re.vec4([0,0,0]),metallic:null,roughness:null,specularF0:null,alpha:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),r.baseColor=s.baseColor,r.metallic=s.metallic,r.roughness=s.roughness,r.specularF0=s.specularF0,r.emissive=s.emissive,r.alpha=s.alpha,s.baseColorMap&&(r._baseColorMap=r._checkComponent("Texture",s.baseColorMap)),s.metallicMap&&(r._metallicMap=r._checkComponent("Texture",s.metallicMap)),s.roughnessMap&&(r._roughnessMap=r._checkComponent("Texture",s.roughnessMap)),s.metallicRoughnessMap&&(r._metallicRoughnessMap=r._checkComponent("Texture",s.metallicRoughnessMap)),s.emissiveMap&&(r._emissiveMap=r._checkComponent("Texture",s.emissiveMap)),s.occlusionMap&&(r._occlusionMap=r._checkComponent("Texture",s.occlusionMap)),s.alphaMap&&(r._alphaMap=r._checkComponent("Texture",s.alphaMap)),s.normalMap&&(r._normalMap=r._checkComponent("Texture",s.normalMap)),r.alphaMode=s.alphaMode,r.alphaCutoff=s.alphaCutoff,r.backfaces=s.backfaces,r.frontface=s.frontface,r.lineWidth=s.lineWidth,r.pointSize=s.pointSize,r._makeHash(),r}return C(i,[{key:"type",get:function(){return"MetallicMaterial"}},{key:"_makeHash",value:function(){var e=this._state,t=["/met"];this._baseColorMap&&(t.push("/bm"),this._baseColorMap._state.hasMatrix&&t.push("/mat"),t.push("/"+this._baseColorMap._state.encoding)),this._metallicMap&&(t.push("/mm"),this._metallicMap._state.hasMatrix&&t.push("/mat")),this._roughnessMap&&(t.push("/rm"),this._roughnessMap._state.hasMatrix&&t.push("/mat")),this._metallicRoughnessMap&&(t.push("/mrm"),this._metallicRoughnessMap._state.hasMatrix&&t.push("/mat")),this._emissiveMap&&(t.push("/em"),this._emissiveMap._state.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap._state.hasMatrix&&t.push("/mat")),this._alphaMap&&(t.push("/am"),this._alphaMap._state.hasMatrix&&t.push("/mat")),this._normalMap&&(t.push("/nm"),this._normalMap._state.hasMatrix&&t.push("/mat")),t.push(";"),e.hash=t.join("")}},{key:"baseColor",get:function(){return this._state.baseColor},set:function(e){var t=this._state.baseColor;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.baseColor=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"baseColorMap",get:function(){return this._baseColorMap}},{key:"metallic",get:function(){return this._state.metallic},set:function(e){e=null!=e?e:1,this._state.metallic!==e&&(this._state.metallic=e,this.glRedraw())}},{key:"metallicMap",get:function(){return this._attached.metallicMap}},{key:"roughness",get:function(){return this._state.roughness},set:function(e){e=null!=e?e:1,this._state.roughness!==e&&(this._state.roughness=e,this.glRedraw())}},{key:"roughnessMap",get:function(){return this._attached.roughnessMap}},{key:"metallicRoughnessMap",get:function(){return this._attached.metallicRoughnessMap}},{key:"specularF0",get:function(){return this._state.specularF0},set:function(e){e=null!=e?e:0,this._state.specularF0!==e&&(this._state.specularF0=e,this.glRedraw())}},{key:"emissive",get:function(){return this._state.emissive},set:function(e){var t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}},{key:"emissiveMap",get:function(){return this._attached.emissiveMap}},{key:"occlusionMap",get:function(){return this._attached.occlusionMap}},{key:"alpha",get:function(){return this._state.alpha},set:function(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}},{key:"alphaMap",get:function(){return this._attached.alphaMap}},{key:"normalMap",get:function(){return this._attached.normalMap}},{key:"alphaMode",get:function(){return Nn[this._state.alphaMode]},set:function(e){var t=On[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}},{key:"alphaCutoff",get:function(){return this._state.alphaCutoff},set:function(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"frontface",get:function(){return this._state.frontface?"ccw":"cw"},set:function(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||1,this.glRedraw()}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),Vn={opaque:0,mask:1,blend:2},Hn=["opaque","mask","blend"],jn=function(e){g(i,Yi);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new hi({type:"SpecularMaterial",diffuse:re.vec3([1,1,1]),emissive:re.vec3([0,0,0]),specular:re.vec3([1,1,1]),glossiness:null,specularF0:null,alpha:null,alphaMode:null,alphaCutoff:null,lineWidth:null,pointSize:null,backfaces:null,frontface:null,hash:null}),r.diffuse=s.diffuse,r.specular=s.specular,r.glossiness=s.glossiness,r.specularF0=s.specularF0,r.emissive=s.emissive,r.alpha=s.alpha,s.diffuseMap&&(r._diffuseMap=r._checkComponent("Texture",s.diffuseMap)),s.emissiveMap&&(r._emissiveMap=r._checkComponent("Texture",s.emissiveMap)),s.specularMap&&(r._specularMap=r._checkComponent("Texture",s.specularMap)),s.glossinessMap&&(r._glossinessMap=r._checkComponent("Texture",s.glossinessMap)),s.specularGlossinessMap&&(r._specularGlossinessMap=r._checkComponent("Texture",s.specularGlossinessMap)),s.occlusionMap&&(r._occlusionMap=r._checkComponent("Texture",s.occlusionMap)),s.alphaMap&&(r._alphaMap=r._checkComponent("Texture",s.alphaMap)),s.normalMap&&(r._normalMap=r._checkComponent("Texture",s.normalMap)),r.alphaMode=s.alphaMode,r.alphaCutoff=s.alphaCutoff,r.backfaces=s.backfaces,r.frontface=s.frontface,r.lineWidth=s.lineWidth,r.pointSize=s.pointSize,r._makeHash(),r}return C(i,[{key:"type",get:function(){return"SpecularMaterial"}},{key:"_makeHash",value:function(){var e=this._state,t=["/spe"];this._diffuseMap&&(t.push("/dm"),this._diffuseMap.hasMatrix&&t.push("/mat"),t.push("/"+this._diffuseMap.encoding)),this._emissiveMap&&(t.push("/em"),this._emissiveMap.hasMatrix&&t.push("/mat")),this._glossinessMap&&(t.push("/gm"),this._glossinessMap.hasMatrix&&t.push("/mat")),this._specularMap&&(t.push("/sm"),this._specularMap.hasMatrix&&t.push("/mat")),this._specularGlossinessMap&&(t.push("/sgm"),this._specularGlossinessMap.hasMatrix&&t.push("/mat")),this._occlusionMap&&(t.push("/ocm"),this._occlusionMap.hasMatrix&&t.push("/mat")),this._normalMap&&(t.push("/nm"),this._normalMap.hasMatrix&&t.push("/mat")),this._alphaMap&&(t.push("/opm"),this._alphaMap.hasMatrix&&t.push("/mat")),t.push(";"),e.hash=t.join("")}},{key:"diffuse",get:function(){return this._state.diffuse},set:function(e){var t=this._state.diffuse;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.diffuse=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"diffuseMap",get:function(){return this._diffuseMap}},{key:"specular",get:function(){return this._state.specular},set:function(e){var t=this._state.specular;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.specular=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=1,t[1]=1,t[2]=1),this.glRedraw()}},{key:"specularMap",get:function(){return this._specularMap}},{key:"specularGlossinessMap",get:function(){return this._specularGlossinessMap}},{key:"glossiness",get:function(){return this._state.glossiness},set:function(e){e=null!=e?e:1,this._state.glossiness!==e&&(this._state.glossiness=e,this.glRedraw())}},{key:"glossinessMap",get:function(){return this._glossinessMap}},{key:"specularF0",get:function(){return this._state.specularF0},set:function(e){e=null!=e?e:0,this._state.specularF0!==e&&(this._state.specularF0=e,this.glRedraw())}},{key:"emissive",get:function(){return this._state.emissive},set:function(e){var t=this._state.emissive;if(t){if(e&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2])return}else t=this._state.emissive=new Float32Array(3);e?(t[0]=e[0],t[1]=e[1],t[2]=e[2]):(t[0]=0,t[1]=0,t[2]=0),this.glRedraw()}},{key:"emissiveMap",get:function(){return this._emissiveMap}},{key:"alpha",get:function(){return this._state.alpha},set:function(e){e=null!=e?e:1,this._state.alpha!==e&&(this._state.alpha=e,this.glRedraw())}},{key:"alphaMap",get:function(){return this._alphaMap}},{key:"normalMap",get:function(){return this._normalMap}},{key:"occlusionMap",get:function(){return this._occlusionMap}},{key:"alphaMode",get:function(){return Hn[this._state.alphaMode]},set:function(e){var t=Vn[e=e||"opaque"];void 0===t&&(this.error("Unsupported value for 'alphaMode': "+e+" defaulting to 'opaque'"),t="opaque"),this._state.alphaMode!==t&&(this._state.alphaMode=t,this.glRedraw())}},{key:"alphaCutoff",get:function(){return this._state.alphaCutoff},set:function(e){null==e&&(e=.5),this._state.alphaCutoff!==e&&(this._state.alphaCutoff=e)}},{key:"backfaces",get:function(){return this._state.backfaces},set:function(e){e=!!e,this._state.backfaces!==e&&(this._state.backfaces=e,this.glRedraw())}},{key:"frontface",get:function(){return this._state.frontface?"ccw":"cw"},set:function(e){e="cw"!==e,this._state.frontface!==e&&(this._state.frontface=e,this.glRedraw())}},{key:"lineWidth",get:function(){return this._state.lineWidth},set:function(e){this._state.lineWidth=e||1,this.glRedraw()}},{key:"pointSize",get:function(){return this._state.pointSize},set:function(e){this._state.pointSize=e||1,this.glRedraw()}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}();function Gn(e,t){var i,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,s=t;if(1009===s)return e.UNSIGNED_BYTE;if(1017===s)return e.UNSIGNED_SHORT_4_4_4_4;if(1018===s)return e.UNSIGNED_SHORT_5_5_5_1;if(1010===s)return e.BYTE;if(1011===s)return e.SHORT;if(1012===s)return e.UNSIGNED_SHORT;if(1013===s)return e.INT;if(1014===s)return e.UNSIGNED_INT;if(1015===s)return e.FLOAT;if(1016===s)return e.HALF_FLOAT;if(1021===s)return e.ALPHA;if(1023===s)return e.RGBA;if(1024===s)return e.LUMINANCE;if(1025===s)return e.LUMINANCE_ALPHA;if(1026===s)return e.DEPTH_COMPONENT;if(1027===s)return e.DEPTH_STENCIL;if(1028===s)return e.RED;if(1022===s)return e.RGBA;if(1029===s)return e.RED_INTEGER;if(1030===s)return e.RG;if(1031===s)return e.RG_INTEGER;if(1033===s)return e.RGBA_INTEGER;if(33776===s||33777===s||33778===s||33779===s)if(3001===r){var n=li(e,"WEBGL_compressed_texture_s3tc_srgb");if(null===n)return null;if(33776===s)return n.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(33777===s)return n.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(33778===s)return n.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(33779===s)return n.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else{if(null===(i=li(e,"WEBGL_compressed_texture_s3tc")))return null;if(33776===s)return i.COMPRESSED_RGB_S3TC_DXT1_EXT;if(33777===s)return i.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(33778===s)return i.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(33779===s)return i.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(35840===s||35841===s||35842===s||35843===s){var o=li(e,"WEBGL_compressed_texture_pvrtc");if(null===o)return null;if(35840===s)return o.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(35841===s)return o.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(35842===s)return o.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(35843===s)return o.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(36196===s){var a=li(e,"WEBGL_compressed_texture_etc1");return null!==a?a.COMPRESSED_RGB_ETC1_WEBGL:null}if(37492===s||37496===s){var l=li(e,"WEBGL_compressed_texture_etc");if(null===l)return null;if(37492===s)return 3001===r?l.COMPRESSED_SRGB8_ETC2:l.COMPRESSED_RGB8_ETC2;if(37496===s)return 3001===r?l.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:l.COMPRESSED_RGBA8_ETC2_EAC}if(37808===s||37809===s||37810===s||37811===s||37812===s||37813===s||37814===s||37815===s||37816===s||37817===s||37818===s||37819===s||37820===s||37821===s){var u=li(e,"WEBGL_compressed_texture_astc");if(null===u)return null;if(37808===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:u.COMPRESSED_RGBA_ASTC_4x4_KHR;if(37809===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:u.COMPRESSED_RGBA_ASTC_5x4_KHR;if(37810===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:u.COMPRESSED_RGBA_ASTC_5x5_KHR;if(37811===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:u.COMPRESSED_RGBA_ASTC_6x5_KHR;if(37812===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:u.COMPRESSED_RGBA_ASTC_6x6_KHR;if(37813===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:u.COMPRESSED_RGBA_ASTC_8x5_KHR;if(37814===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:u.COMPRESSED_RGBA_ASTC_8x6_KHR;if(37815===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:u.COMPRESSED_RGBA_ASTC_8x8_KHR;if(37816===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:u.COMPRESSED_RGBA_ASTC_10x5_KHR;if(37817===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:u.COMPRESSED_RGBA_ASTC_10x6_KHR;if(37818===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:u.COMPRESSED_RGBA_ASTC_10x8_KHR;if(37819===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:u.COMPRESSED_RGBA_ASTC_10x10_KHR;if(37820===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:u.COMPRESSED_RGBA_ASTC_12x10_KHR;if(37821===s)return 3001===r?u.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:u.COMPRESSED_RGBA_ASTC_12x12_KHR}if(36492===s){var c=li(e,"EXT_texture_compression_bptc");if(null===c)return null;if(36492===s)return 3001===r?c.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:c.COMPRESSED_RGBA_BPTC_UNORM_EXT}return 1020===s?e.UNSIGNED_INT_24_8:1e3===s?e.REPEAT:1001===s?e.CLAMP_TO_EDGE:1004===s||1005===s?e.NEAREST_MIPMAP_LINEAR:1007===s?e.LINEAR_MIPMAP_NEAREST:1008===s?e.LINEAR_MIPMAP_LINEAR:1003===s?e.NEAREST:1006===s?e.LINEAR:null}var zn=new Uint8Array([0,0,0,1]),Wn=function(){function e(t){var i=t.gl,r=t.target,s=t.format,n=t.type,o=t.wrapS,a=t.wrapT,l=t.wrapR,u=t.encoding,c=t.preloadColor,A=t.premultiplyAlpha,h=t.flipY;B(this,e),this.gl=i,this.target=r||i.TEXTURE_2D,this.format=s||1023,this.type=n||1009,this.internalFormat=null,this.premultiplyAlpha=!!A,this.flipY=!!h,this.unpackAlignment=4,this.wrapS=o||1e3,this.wrapT=a||1e3,this.wrapR=l||1e3,this.encoding=u||3001,this.texture=i.createTexture(),c&&this.setPreloadColor(c),this.allocated=!0}return C(e,[{key:"setPreloadColor",value:function(e){e?(zn[0]=Math.floor(255*e[0]),zn[1]=Math.floor(255*e[1]),zn[2]=Math.floor(255*e[2]),zn[3]=Math.floor(255*(void 0!==e[3]?e[3]:1))):(zn[0]=0,zn[1]=0,zn[2]=0,zn[3]=255);var t=this.gl;if(t.bindTexture(this.target,this.texture),this.target===t.TEXTURE_CUBE_MAP)for(var i=[t.TEXTURE_CUBE_MAP_POSITIVE_X,t.TEXTURE_CUBE_MAP_NEGATIVE_X,t.TEXTURE_CUBE_MAP_POSITIVE_Y,t.TEXTURE_CUBE_MAP_NEGATIVE_Y,t.TEXTURE_CUBE_MAP_POSITIVE_Z,t.TEXTURE_CUBE_MAP_NEGATIVE_Z],r=0,s=i.length;r<s;r++)t.texImage2D(i[r],0,t.RGBA,1,1,0,t.RGBA,t.UNSIGNED_BYTE,zn);else t.texImage2D(this.target,0,t.RGBA,1,1,0,t.RGBA,t.UNSIGNED_BYTE,zn);t.bindTexture(this.target,null)}},{key:"setTarget",value:function(e){this.target=e||this.gl.TEXTURE_2D}},{key:"setImage",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=this.gl;void 0!==t.format&&(this.format=t.format),void 0!==t.internalFormat&&(this.internalFormat=t.internalFormat),void 0!==t.encoding&&(this.encoding=t.encoding),void 0!==t.type&&(this.type=t.type),void 0!==t.flipY&&(this.flipY=t.flipY),void 0!==t.premultiplyAlpha&&(this.premultiplyAlpha=t.premultiplyAlpha),void 0!==t.unpackAlignment&&(this.unpackAlignment=t.unpackAlignment),void 0!==t.minFilter&&(this.minFilter=t.minFilter),void 0!==t.magFilter&&(this.magFilter=t.magFilter),void 0!==t.wrapS&&(this.wrapS=t.wrapS),void 0!==t.wrapT&&(this.wrapT=t.wrapT),void 0!==t.wrapR&&(this.wrapR=t.wrapR);var r=!1;i.bindTexture(this.target,this.texture);var s=i.getParameter(i.UNPACK_FLIP_Y_WEBGL);i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,this.flipY);var n=i.getParameter(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL);i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this.premultiplyAlpha);var o=i.getParameter(i.UNPACK_ALIGNMENT);i.pixelStorei(i.UNPACK_ALIGNMENT,this.unpackAlignment);var a=i.getParameter(i.UNPACK_COLORSPACE_CONVERSION_WEBGL);i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,i.NONE);var l=Gn(i,this.minFilter);i.texParameteri(this.target,i.TEXTURE_MIN_FILTER,l),l!==i.NEAREST_MIPMAP_NEAREST&&l!==i.LINEAR_MIPMAP_NEAREST&&l!==i.NEAREST_MIPMAP_LINEAR&&l!==i.LINEAR_MIPMAP_LINEAR||(r=!0);var u=Gn(i,this.magFilter);u&&i.texParameteri(this.target,i.TEXTURE_MAG_FILTER,u);var c=Gn(i,this.wrapS);c&&i.texParameteri(this.target,i.TEXTURE_WRAP_S,c);var A=Gn(i,this.wrapT);A&&i.texParameteri(this.target,i.TEXTURE_WRAP_T,A);var h=Gn(i,this.format,this.encoding),d=Gn(i,this.type),p=Kn(i,this.internalFormat,h,d,this.encoding,!1);if(this.target===i.TEXTURE_CUBE_MAP){if(he.isArray(e))for(var f=e,v=[i.TEXTURE_CUBE_MAP_POSITIVE_X,i.TEXTURE_CUBE_MAP_NEGATIVE_X,i.TEXTURE_CUBE_MAP_POSITIVE_Y,i.TEXTURE_CUBE_MAP_NEGATIVE_Y,i.TEXTURE_CUBE_MAP_POSITIVE_Z,i.TEXTURE_CUBE_MAP_NEGATIVE_Z],g=0,m=v.length;g<m;g++)i.texImage2D(v[g],0,p,h,d,f[g])}else i.texImage2D(i.TEXTURE_2D,0,p,h,d,e);r&&i.generateMipmap(this.target),i.bindTexture(this.target,null),i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,s),i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,n),i.pixelStorei(i.UNPACK_ALIGNMENT,o),i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,a)}},{key:"setCompressedData",value:function(e){var t=e.mipmaps,i=e.props,r=void 0===i?{}:i,s=this.gl,n=t.length;void 0!==r.format&&(this.format=r.format),void 0!==r.internalFormat&&(this.internalFormat=r.internalFormat),void 0!==r.encoding&&(this.encoding=r.encoding),void 0!==r.type&&(this.type=r.type),void 0!==r.flipY&&(this.flipY=r.flipY),void 0!==r.premultiplyAlpha&&(this.premultiplyAlpha=r.premultiplyAlpha),void 0!==r.unpackAlignment&&(this.unpackAlignment=r.unpackAlignment),void 0!==r.minFilter&&(this.minFilter=r.minFilter),void 0!==r.magFilter&&(this.magFilter=r.magFilter),void 0!==r.wrapS&&(this.wrapS=r.wrapS),void 0!==r.wrapT&&(this.wrapT=r.wrapT),void 0!==r.wrapR&&(this.wrapR=r.wrapR),s.activeTexture(s.TEXTURE0+0),s.bindTexture(this.target,this.texture);var o=t.length>1;s.pixelStorei(s.UNPACK_FLIP_Y_WEBGL,this.flipY),s.pixelStorei(s.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this.premultiplyAlpha),s.pixelStorei(s.UNPACK_ALIGNMENT,this.unpackAlignment),s.pixelStorei(s.UNPACK_COLORSPACE_CONVERSION_WEBGL,s.NONE);var a=Gn(s,this.wrapS);a&&s.texParameteri(this.target,s.TEXTURE_WRAP_S,a);var l=Gn(s,this.wrapT);if(l&&s.texParameteri(this.target,s.TEXTURE_WRAP_T,l),this.type===s.TEXTURE_3D||this.type===s.TEXTURE_2D_ARRAY){var u=Gn(s,this.wrapR);u&&s.texParameteri(this.target,s.TEXTURE_WRAP_R,u),s.texParameteri(this.type,s.TEXTURE_WRAP_R,u)}o?(s.texParameteri(this.target,s.TEXTURE_MIN_FILTER,Xn(s,this.minFilter)),s.texParameteri(this.target,s.TEXTURE_MAG_FILTER,Xn(s,this.magFilter))):(s.texParameteri(this.target,s.TEXTURE_MIN_FILTER,Gn(s,this.minFilter)),s.texParameteri(this.target,s.TEXTURE_MAG_FILTER,Gn(s,this.magFilter)));var c=Gn(s,this.format,this.encoding),A=Gn(s,this.type),h=Kn(s,this.internalFormat,c,A,this.encoding,!1);s.texStorage2D(s.TEXTURE_2D,n,h,t[0].width,t[0].height);for(var d=0,p=t.length;d<p;d++){var f=t[d];1023!==this.format?null!==c?s.compressedTexSubImage2D(s.TEXTURE_2D,d,0,0,f.width,f.height,c,f.data):console.warn("Attempt to load unsupported compressed texture format in .setCompressedData()"):s.texSubImage2D(s.TEXTURE_2D,d,0,0,f.width,f.height,c,A,f.data)}s.bindTexture(this.target,null)}},{key:"setProps",value:function(e){var t=this.gl;t.bindTexture(this.target,this.texture),this._uploadProps(e),t.bindTexture(this.target,null)}},{key:"_uploadProps",value:function(e){var t=this.gl;if(void 0!==e.format&&(this.format=e.format),void 0!==e.internalFormat&&(this.internalFormat=e.internalFormat),void 0!==e.encoding&&(this.encoding=e.encoding),void 0!==e.type&&(this.type=e.type),void 0!==e.minFilter){var i=Gn(t,e.minFilter);i&&(this.minFilter=e.minFilter,t.texParameteri(this.target,t.TEXTURE_MIN_FILTER,i),i!==t.NEAREST_MIPMAP_NEAREST&&i!==t.LINEAR_MIPMAP_NEAREST&&i!==t.NEAREST_MIPMAP_LINEAR&&i!==t.LINEAR_MIPMAP_LINEAR||t.generateMipmap(this.target))}if(void 0!==e.magFilter){var r=Gn(t,e.magFilter);r&&(this.magFilter=e.magFilter,t.texParameteri(this.target,t.TEXTURE_MAG_FILTER,r))}if(void 0!==e.wrapS){var s=Gn(t,e.wrapS);s&&(this.wrapS=e.wrapS,t.texParameteri(this.target,t.TEXTURE_WRAP_S,s))}if(void 0!==e.wrapT){var n=Gn(t,e.wrapT);n&&(this.wrapT=e.wrapT,t.texParameteri(this.target,t.TEXTURE_WRAP_T,n))}}},{key:"bind",value:function(e){if(this.allocated){if(this.texture){var t=this.gl;return t.activeTexture(t["TEXTURE"+e]),t.bindTexture(this.target,this.texture),!0}return!1}}},{key:"unbind",value:function(e){if(this.allocated&&this.texture){var t=this.gl;t.activeTexture(t["TEXTURE"+e]),t.bindTexture(this.target,null)}}},{key:"destroy",value:function(){this.allocated&&this.texture&&(this.gl.deleteTexture(this.texture),this.texture=null)}}]),e}();function Kn(e,t,i,r,s){var n=arguments.length>5&&void 0!==arguments[5]&&arguments[5];if(null!==t){if(void 0!==e[t])return e[t];console.warn("Attempt to use non-existing WebGL internal format '"+t+"'")}var o=i;return i===e.RED&&(r===e.FLOAT&&(o=e.R32F),r===e.HALF_FLOAT&&(o=e.R16F),r===e.UNSIGNED_BYTE&&(o=e.R8)),i===e.RG&&(r===e.FLOAT&&(o=e.RG32F),r===e.HALF_FLOAT&&(o=e.RG16F),r===e.UNSIGNED_BYTE&&(o=e.RG8)),i===e.RGBA&&(r===e.FLOAT&&(o=e.RGBA32F),r===e.HALF_FLOAT&&(o=e.RGBA16F),r===e.UNSIGNED_BYTE&&(o=3001===s&&!1===n?e.SRGB8_ALPHA8:e.RGBA8),r===e.UNSIGNED_SHORT_4_4_4_4&&(o=e.RGBA4),r===e.UNSIGNED_SHORT_5_5_5_1&&(o=e.RGB5_A1)),o!==e.R16F&&o!==e.R32F&&o!==e.RG16F&&o!==e.RG32F&&o!==e.RGBA16F&&o!==e.RGBA32F||li(e,"EXT_color_buffer_float"),o}function Xn(e,t){return 1003===t||1004===t||1005===t?e.NEAREST:e.LINEAR}function Jn(e){if(!Yn(e.width)||!Yn(e.height)){var t=document.createElement("canvas");t.width=Zn(e.width),t.height=Zn(e.height),t.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t.width,t.height),e=t}return e}function Yn(e){return 0==(e&e-1)}function Zn(e){--e;for(var t=1;t<32;t<<=1)e|=e>>t;return e+1}var qn=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new hi({texture:new Wn({gl:r.scene.canvas.gl}),matrix:re.identityMat4(),hasMatrix:s.translate&&(0!==s.translate[0]||0!==s.translate[1])||!!s.rotate||s.scale&&(0!==s.scale[0]||0!==s.scale[1]),minFilter:r._checkMinFilter(s.minFilter),magFilter:r._checkMagFilter(s.magFilter),wrapS:r._checkWrapS(s.wrapS),wrapT:r._checkWrapT(s.wrapT),flipY:r._checkFlipY(s.flipY),encoding:r._checkEncoding(s.encoding)}),r._src=null,r._image=null,r._translate=re.vec2([0,0]),r._scale=re.vec2([1,1]),r._rotate=re.vec2([0,0]),r._matrixDirty=!1,r.translate=s.translate,r.scale=s.scale,r.rotate=s.rotate,s.src?r.src=s.src:s.image&&(r.image=s.image),ae.memory.textures++,r}return C(i,[{key:"type",get:function(){return"Texture"}},{key:"_checkMinFilter",value:function(e){return 1006!==(e=e||1008)&&1007!==e&&1008!==e&&1005!==e&&1004!==e&&(this.error("Unsupported value for 'minFilter' - supported values are LinearFilter, LinearMipMapNearestFilter, NearestMipMapNearestFilter, NearestMipMapLinearFilter and LinearMipMapLinearFilter. Defaulting to LinearMipMapLinearFilter."),e=1008),e}},{key:"_checkMagFilter",value:function(e){return 1006!==(e=e||1006)&&1003!==e&&(this.error("Unsupported value for 'magFilter' - supported values are LinearFilter and NearestFilter. Defaulting to LinearFilter."),e=1006),e}},{key:"_checkWrapS",value:function(e){return 1001!==(e=e||1e3)&&1002!==e&&1e3!==e&&(this.error("Unsupported value for 'wrapS' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),e=1e3),e}},{key:"_checkWrapT",value:function(e){return 1001!==(e=e||1e3)&&1002!==e&&1e3!==e&&(this.error("Unsupported value for 'wrapT' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),e=1e3),e}},{key:"_checkFlipY",value:function(e){return!!e}},{key:"_checkEncoding",value:function(e){return 3e3!==(e=e||3e3)&&3001!==e&&(this.error("Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),e=3e3),e}},{key:"_webglContextRestored",value:function(){this._state.texture=new Wn({gl:this.scene.canvas.gl}),this._image?this.image=this._image:this._src&&(this.src=this._src)}},{key:"_update",value:function(){var e,t,i=this._state;this._matrixDirty&&(0===this._translate[0]&&0===this._translate[1]||(e=re.translationMat4v([this._translate[0],this._translate[1],0],this._state.matrix)),1===this._scale[0]&&1===this._scale[1]||(t=re.scalingMat4v([this._scale[0],this._scale[1],1]),e=e?re.mulMat4(e,t):t),0!==this._rotate&&(t=re.rotationMat4v(.0174532925*this._rotate,[0,0,1]),e=e?re.mulMat4(e,t):t),e&&(i.matrix=e),this._matrixDirty=!1);this.glRedraw()}},{key:"image",get:function(){return this._image},set:function(e){this._image=Jn(e),this._image.crossOrigin="Anonymous",this._state.texture.setImage(this._image,this._state),this._src=null,this.glRedraw()}},{key:"src",get:function(){return this._src},set:function(e){this.scene.loading++,this.scene.canvas.spinner.processes++;var t=this,i=new Image;i.onload=function(){i=Jn(i),t._state.texture.setImage(i,t._state),t.scene.loading--,t.glRedraw(),t.scene.canvas.spinner.processes--},i.src=e,this._src=e,this._image=null}},{key:"translate",get:function(){return this._translate},set:function(e){this._translate.set(e||[0,0]),this._matrixDirty=!0,this._needUpdate()}},{key:"scale",get:function(){return this._scale},set:function(e){this._scale.set(e||[1,1]),this._matrixDirty=!0,this._needUpdate()}},{key:"rotate",get:function(){return this._rotate},set:function(e){e=e||0,this._rotate!==e&&(this._rotate=e,this._matrixDirty=!0,this._needUpdate())}},{key:"minFilter",get:function(){return this._state.minFilter}},{key:"magFilter",get:function(){return this._state.magFilter}},{key:"wrapS",get:function(){return this._state.wrapS}},{key:"wrapT",get:function(){return this._state.wrapT}},{key:"flipY",get:function(){return this._state.flipY}},{key:"encoding",get:function(){return this._state.encoding}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.texture&&this._state.texture.destroy(),this._state.destroy(),ae.memory.textures--}}]),i}(),$n=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._state=new hi({edgeColor:re.vec3([0,0,0]),centerColor:re.vec3([1,1,1]),edgeBias:0,centerBias:1,power:1}),r.edgeColor=s.edgeColor,r.centerColor=s.centerColor,r.edgeBias=s.edgeBias,r.centerBias=s.centerBias,r.power=s.power,r}return C(i,[{key:"type",get:function(){return"Fresnel"}},{key:"edgeColor",get:function(){return this._state.edgeColor},set:function(e){this._state.edgeColor.set(e||[0,0,0]),this.glRedraw()}},{key:"centerColor",get:function(){return this._state.centerColor},set:function(e){this._state.centerColor.set(e||[1,1,1]),this.glRedraw()}},{key:"edgeBias",get:function(){return this._state.edgeBias},set:function(e){this._state.edgeBias=e||0,this.glRedraw()}},{key:"centerBias",get:function(){return this._state.centerBias},set:function(e){this._state.centerBias=null!=e?e:1,this.glRedraw()}},{key:"power",get:function(){return this._state.power},set:function(e){this._state.power=null!=e?e:1,this.glRedraw()}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.destroy()}}]),i}(),eo=ae.memory,to=re.AABB3(),io=function(e){g(i,Ui);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e,s))._state=new hi({compressGeometry:!0,primitive:null,primitiveName:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,positionsBuf:null,normalsBuf:null,colorsbuf:null,uvBuf:null,indicesBuf:null,hash:""}),r._numTriangles=0,r._edgeThreshold=s.edgeThreshold||10,r._aabb=null,r._obb=re.OBB3();var n,o=r._state,a=r.scene.canvas.gl;switch(s.primitive=s.primitive||"triangles",s.primitive){case"points":o.primitive=a.POINTS,o.primitiveName=s.primitive;break;case"lines":o.primitive=a.LINES,o.primitiveName=s.primitive;break;case"line-loop":o.primitive=a.LINE_LOOP,o.primitiveName=s.primitive;break;case"line-strip":o.primitive=a.LINE_STRIP,o.primitiveName=s.primitive;break;case"triangles":o.primitive=a.TRIANGLES,o.primitiveName=s.primitive;break;case"triangle-strip":o.primitive=a.TRIANGLE_STRIP,o.primitiveName=s.primitive;break;case"triangle-fan":o.primitive=a.TRIANGLE_FAN,o.primitiveName=s.primitive;break;default:r.error("Unsupported value for 'primitive': '"+s.primitive+"' - supported values are 'points', 'lines', 'line-loop', 'line-strip', 'triangles', 'triangle-strip' and 'triangle-fan'. Defaulting to 'triangles'."),o.primitive=a.TRIANGLES,o.primitiveName=s.primitive}if(!s.positions)return r.error("Config expected: positions"),y(r);if(!s.indices)return r.error("Config expected: indices"),y(r);var l=s.positionsDecodeMatrix;if(l);else{var u=zi.getPositionsBounds(s.positions),c=zi.compressPositions(s.positions,u.min,u.max);n=c.quantized,o.positionsDecodeMatrix=c.decodeMatrix,o.positionsBuf=new Wt(a,a.ARRAY_BUFFER,n,n.length,3,a.STATIC_DRAW),eo.positions+=o.positionsBuf.numItems,re.positions3ToAABB3(s.positions,r._aabb),re.positions3ToAABB3(n,to,o.positionsDecodeMatrix),re.AABB3ToOBB3(to,r._obb)}if(s.colors){var A=s.colors.constructor===Float32Array?s.colors:new Float32Array(s.colors);o.colorsBuf=new Wt(a,a.ARRAY_BUFFER,A,A.length,4,a.STATIC_DRAW),eo.colors+=o.colorsBuf.numItems}if(s.uv){var h=zi.getUVBounds(s.uv),d=zi.compressUVs(s.uv,h.min,h.max),p=d.quantized;o.uvDecodeMatrix=d.decodeMatrix,o.uvBuf=new Wt(a,a.ARRAY_BUFFER,p,p.length,2,a.STATIC_DRAW),eo.uvs+=o.uvBuf.numItems}if(s.normals){var f=zi.compressNormals(s.normals),v=o.compressGeometry;o.normalsBuf=new Wt(a,a.ARRAY_BUFFER,f,f.length,3,a.STATIC_DRAW,v),eo.normals+=o.normalsBuf.numItems}var g=s.indices.constructor===Uint32Array||s.indices.constructor===Uint16Array?s.indices:new Uint32Array(s.indices);o.indicesBuf=new Wt(a,a.ELEMENT_ARRAY_BUFFER,g,g.length,1,a.STATIC_DRAW),eo.indices+=o.indicesBuf.numItems;var m=Oi(n,g,o.positionsDecodeMatrix,r._edgeThreshold);return r._edgeIndicesBuf=new Wt(a,a.ELEMENT_ARRAY_BUFFER,m,m.length,1,a.STATIC_DRAW),"triangles"===r._state.primitiveName&&(r._numTriangles=s.indices.length/3),r._buildHash(),eo.meshes++,r}return C(i,[{key:"type",get:function(){return"VBOGeometry"}},{key:"isVBOGeometry",get:function(){return!0}},{key:"_buildHash",value:function(){var e=this._state,t=["/g"];t.push("/"+e.primitive+";"),e.positionsBuf&&t.push("p"),e.colorsBuf&&t.push("c"),(e.normalsBuf||e.autoVertexNormals)&&t.push("n"),e.uvBuf&&t.push("u"),t.push("cp"),t.push(";"),e.hash=t.join("")}},{key:"_getEdgeIndices",value:function(){return this._edgeIndicesBuf}},{key:"primitive",get:function(){return this._state.primitiveName}},{key:"aabb",get:function(){return this._aabb}},{key:"obb",get:function(){return this._obb}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"_getState",value:function(){return this._state}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this);var e=this._state;e.indicesBuf&&e.indicesBuf.destroy(),e.positionsBuf&&e.positionsBuf.destroy(),e.normalsBuf&&e.normalsBuf.destroy(),e.uvBuf&&e.uvBuf.destroy(),e.colorsBuf&&e.colorsBuf.destroy(),this._edgeIndicesBuf&&this._edgeIndicesBuf.destroy(),e.destroy(),eo.meshes--}}]),i}(),ro={};function so(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return new Promise((function(i,r){t.src||(console.error("load3DSGeometry: Parameter expected: src"),r());var s=e.canvas.spinner;s.processes++,he.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("load3DSGeometry: no data loaded"),s.processes--,r());var n=ro.parse.from3DS(e).edit.objects[0].mesh,o=n.vertices,a=n.uvt,l=n.indices;s.processes--,i(he.apply(t,{primitive:"triangles",positions:o,normals:null,uv:a,indices:l}))}),(function(e){console.error("load3DSGeometry: "+e),s.processes--,r()}))}))}function no(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return new Promise((function(i,r){t.src||(console.error("loadOBJGeometry: Parameter expected: src"),r());var s=e.canvas.spinner;s.processes++,he.loadArraybuffer(t.src,(function(e){e.byteLength||(console.error("loadOBJGeometry: no data loaded"),s.processes--,r());for(var n=ro.parse.fromOBJ(e),o=ro.edit.unwrap(n.i_verts,n.c_verts,3),a=ro.edit.unwrap(n.i_norms,n.c_norms,3),l=ro.edit.unwrap(n.i_uvt,n.c_uvt,2),u=new Int32Array(n.i_verts.length),c=0;c<n.i_verts.length;c++)u[c]=c;s.processes--,i(he.apply(t,{primitive:"triangles",positions:o,normals:a.length>0?a:null,autoNormals:0===a.length,uv:l,indices:u}))}),(function(e){console.error("loadOBJGeometry: "+e),s.processes--,r()}))}))}function oo(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);var i=e.ySize||1;i<0&&(console.error("negative ySize not allowed - will invert"),i*=-1);var r=e.zSize||1;r<0&&(console.error("negative zSize not allowed - will invert"),r*=-1);var s=e.center,n=s?s[0]:0,o=s?s[1]:0,a=s?s[2]:0,l=-t+n,u=-i+o,c=-r+a,A=t+n,h=i+o,d=r+a;return he.apply(e,{primitive:"lines",positions:[l,u,c,l,u,d,l,h,c,l,h,d,A,u,c,A,u,d,A,h,c,A,h,d],indices:[0,1,1,3,3,2,2,0,4,5,5,7,7,6,6,4,0,4,1,5,2,6,3,7]})}function ao(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return oo({id:e.id,center:[(e.aabb[0]+e.aabb[3])/2,(e.aabb[1]+e.aabb[4])/2,(e.aabb[2]+e.aabb[5])/2],xSize:Math.abs(e.aabb[3]-e.aabb[0])/2,ySize:Math.abs(e.aabb[4]-e.aabb[1])/2,zSize:Math.abs(e.aabb[5]-e.aabb[2])/2})}function lo(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.size||1;t<0&&(console.error("negative size not allowed - will invert"),t*=-1);var i=e.divisions||1;i<0&&(console.error("negative divisions not allowed - will invert"),i*=-1),i<1&&(i=1);for(var r=(t=t||10)/(i=i||10),s=t/2,n=[],o=[],a=0,l=0,u=-s;l<=i;l++,u+=r)n.push(-s),n.push(0),n.push(u),n.push(s),n.push(0),n.push(u),n.push(u),n.push(0),n.push(-s),n.push(u),n.push(0),n.push(s),o.push(a++),o.push(a++),o.push(a++),o.push(a++);return he.apply(e,{primitive:"lines",positions:n,indices:o})}function uo(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.xSize||1;t<0&&(console.error("negative xSize not allowed - will invert"),t*=-1);var i=e.zSize||1;i<0&&(console.error("negative zSize not allowed - will invert"),i*=-1);var r=e.xSegments||1;r<0&&(console.error("negative xSegments not allowed - will invert"),r*=-1),r<1&&(r=1);var s=e.xSegments||1;s<0&&(console.error("negative zSegments not allowed - will invert"),s*=-1),s<1&&(s=1);var n,o,a,l,u,c,A,h=e.center,d=h?h[0]:0,p=h?h[1]:0,f=h?h[2]:0,v=t/2,g=i/2,m=Math.floor(r)||1,_=Math.floor(s)||1,y=m+1,b=_+1,x=t/m,w=i/_,B=new Float32Array(y*b*3),P=new Float32Array(y*b*3),C=new Float32Array(y*b*2),M=0,E=0;for(n=0;n<b;n++){var F=n*w-g;for(o=0;o<y;o++)a=o*x-v,B[M]=a+d,B[M+1]=p,B[M+2]=-F+f,P[M+2]=-1,C[E]=o/m,C[E+1]=(_-n)/_,M+=3,E+=2}M=0;var k=new(B.length/3>65535?Uint32Array:Uint16Array)(m*_*6);for(n=0;n<_;n++)for(o=0;o<m;o++)l=o+y*n,u=o+y*(n+1),c=o+1+y*(n+1),A=o+1+y*n,k[M]=A,k[M+1]=u,k[M+2]=l,k[M+3]=A,k[M+4]=c,k[M+5]=u,M+=6;return he.apply(e,{positions:B,normals:P,uv:C,indices:k})}function co(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.radius||1;t<0&&(console.error("negative radius not allowed - will invert"),t*=-1),t*=.5;var i=e.tube||.3;i<0&&(console.error("negative tube not allowed - will invert"),i*=-1);var r=e.radialSegments||32;r<0&&(console.error("negative radialSegments not allowed - will invert"),r*=-1),r<4&&(r=4);var s=e.tubeSegments||24;s<0&&(console.error("negative tubeSegments not allowed - will invert"),s*=-1),s<4&&(s=4);var n=e.arc||2*Math.PI;n<0&&(console.warn("negative arc not allowed - will invert"),n*=-1),n>360&&(n=360);var o,a,l,u,c,A,h,d,p,f,v,g,m=e.center,_=m?m[0]:0,y=m?m[1]:0,b=m?m[2]:0,x=[],w=[],B=[],P=[];for(d=0;d<=s;d++)for(h=0;h<=r;h++)o=h/r*n,a=.785398+d/s*Math.PI*2,_=t*Math.cos(o),y=t*Math.sin(o),l=(t+i*Math.cos(a))*Math.cos(o),u=(t+i*Math.cos(a))*Math.sin(o),c=i*Math.sin(a),x.push(l+_),x.push(u+y),x.push(c+b),B.push(1-h/r),B.push(d/s),A=re.normalizeVec3(re.subVec3([l,u,c],[_,y,b],[]),[]),w.push(A[0]),w.push(A[1]),w.push(A[2]);for(d=1;d<=s;d++)for(h=1;h<=r;h++)p=(r+1)*d+h-1,f=(r+1)*(d-1)+h-1,v=(r+1)*(d-1)+h,g=(r+1)*d+h,P.push(p),P.push(f),P.push(v),P.push(v),P.push(g),P.push(p);return he.apply(e,{positions:x,normals:w,uv:B,indices:P})}function Ao(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};if(e.points.length%3!=0)throw"Size of points array for given polyline should be divisible by 3";var t=e.points.length/3;if(t<2)throw"There should be at least 2 points to create a polyline";for(var i=[],r=0;r<t-1;r++)i.push(r),i.push(r+1);return he.apply(e,{primitive:"lines",positions:e.points,indices:i})}function ho(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.curve.getPoints(e.divisions).map((function(e){return h(e)})).flat();return Ao({id:e.id,points:t})}function po(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};if(3!==e.startPoint.length)throw"Start point should contain 3 elements in array: x, y and z";if(3!==e.endPoint.length)throw"End point should contain 3 elements in array: x, y and z";var t=[],i=[],r=e.startPoint[0],s=e.startPoint[1],n=e.startPoint[2],o=e.endPoint[0],a=e.endPoint[1],l=e.endPoint[2],u=Math.sqrt(Math.pow(o-r,2)+Math.pow(a-s,2)+Math.pow(l-n,2)),c=[(o-r)/u,(a-s)/u,(l-n)/u];if(e.pattern){var A=e.pattern.length,h=!1,d=0,p=0,f=0,v=[r,s,n],g=e.pattern[p];for(i.push(v[0],v[1],v[2]);g<=u-d;){var m=[c[0]*g,c[1]*g,c[2]*g],_=[v[0]+m[0],v[1]+m[1],v[2]+m[2]];i.push(_[0],_[1],_[2]),h||(t.push(f),t.push(f+1)),h=!h,f+=1,v=_,(p+=1)>=A&&(p=0),d+=g,g=e.pattern[p]}e.extendToEnd&&(i.push(o,a,l),t.push(t.length-2),t.push(t.length-1))}else t.push(0),t.push(1),i.push(r,s,n,o,a,l);return he.apply(e,{primitive:"lines",positions:i,indices:t})}ro.load=function(e,t){var i=new XMLHttpRequest;i.open("GET",e,!0),i.responseType="arraybuffer",i.onload=function(e){t(e.target.response)},i.send()},ro.save=function(e,t){var i="data:application/octet-stream;base64,"+btoa(ro.parse._buffToStr(e));window.location.href=i},ro.clone=function(e){return JSON.parse(JSON.stringify(e))},ro.bin={},ro.bin.f=new Float32Array(1),ro.bin.fb=new Uint8Array(ro.bin.f.buffer),ro.bin.rf=function(e,t){for(var i=ro.bin.f,r=ro.bin.fb,s=0;s<4;s++)r[s]=e[t+s];return i[0]},ro.bin.rsl=function(e,t){return e[t]|e[t+1]<<8},ro.bin.ril=function(e,t){return e[t]|e[t+1]<<8|e[t+2]<<16|e[t+3]<<24},ro.bin.rASCII0=function(e,t){for(var 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i.id=ro.bin.ril(e,0),i.verS=ro.bin.ril(e,4),i.texS=ro.bin.ril(e,8),i.indS=ro.bin.ril(e,12),i.verO=ro.bin.ril(e,16),i.verL=ro.bin.ril(e,20),i.texO=ro.bin.ril(e,24),i.texL=ro.bin.ril(e,28),i.indO=ro.bin.ril(e,32),i.indL=ro.bin.ril(e,36),0!=i.verO&&(t.vertices=ro.parse.fromBIV._readFloats(e,i.verO,i.verL)),0!=i.texO&&(t.uvt=ro.parse.fromBIV._readFloats(e,i.texO,i.texL)),0!=i.indO&&(t.indices=ro.parse.fromBIV._readInts(e,i.indO,i.indL,i.indS)),t},ro.parse.toBIV=function(e){for(var t=0,i=0;i<e.indices.length;i++)t=Math.max(t,e.indices[i]);var r=32;t<=65535&&(r=16);var s=40;e.vertices&&(s+=4*e.vertices.length),e.uvt&&(s+=4*e.uvt.length),e.indices&&(s+=e.indices.length*r/8);var n=new Uint8Array(s);ro.bin.wil(n,0,1769365870),ro.bin.wil(n,4,32),ro.bin.wil(n,8,32),ro.bin.wil(n,12,r);var o=40;return e.vertices&&(ro.bin.wil(n,16,o),ro.bin.wil(n,20,4*e.vertices.length),ro.parse.fromBIV._writeFloats(n,o,e.vertices),o+=4*e.vertices.length),e.uvt&&(ro.bin.wil(n,24,o),ro.bin.wil(n,28,4*e.uvt.length),ro.parse.fromBIV._writeFloats(n,o,e.uvt),o+=4*e.uvt.length),e.indices&&(ro.bin.wil(n,32,o),ro.bin.wil(n,36,4*e.indices.length),ro.parse.fromBIV._writeInts(n,o,e.indices,r)),n.buffer},ro.parse.fromBIV._readFloats=function(e,t,i){for(var r=[],s=0;s<i/4;s++)r.push(ro.bin.rf(e,t+4*s));return r},ro.parse.fromBIV._writeFloats=function(e,t,i){for(var r=0;r<i.length;r++)ro.bin.wf(e,t+4*r,i[r])},ro.parse.fromBIV._readInts=function(e,t,i,r){for(var s=[],n=0;n<i/4;n++)16==r&&s.push(ro.bin.rsl(e,t+2*n)),32==r&&s.push(ro.bin.ril(e,t+4*n));return s},ro.parse.fromBIV._writeInts=function(e,t,i,r){for(var s=0;s<i.length;s++)16==r&&ro.bin.wsl(e,t+2*s,i[s]),32==r&&ro.bin.wil(e,t+4*s,i[s])},ro.gen={},ro.gen.Plane=function(e,t,i,r){i||(i=1),r||(r=1);for(var s={verts:[],inds:[],uvt:[]},n=e+1,o=t+1,a=0;a<o;a++)for(var l=0;l<n;l++){var u=l*(2/e)-1,c=a*(2/t)-1;s.verts.push(u,c,0),s.uvt.push(i*l/e,r*a/t),a<t&&l<e&&s.inds.push(a*n+l,a*n+l+1,(a+1)*n+l,a*n+l+1,(a+1)*n+l,(a+1)*n+l+1)}return s},ro.gen.Cube=function(){return{verts:[-1,1,-1,1,1,-1,-1,-1,-1,1,-1,-1,-1,1,1,1,1,1,-1,-1,1,1,-1,1,-1,1,1,-1,1,-1,-1,-1,1,-1,-1,-1,1,1,1,1,1,-1,1,-1,1,1,-1,-1,-1,1,-1,1,1,-1,-1,1,1,1,1,1,-1,-1,-1,1,-1,-1,-1,-1,1,1,-1,1],inds:[0,1,2,1,2,3,4,5,6,5,6,7,8,9,10,9,10,11,12,13,14,13,14,15,16,17,18,17,18,19,20,21,22,21,22,23],uvt:[1/4,1/4,.5,1/4,1/4,.5,.5,.5,1,1/4,3/4,1/4,1,.5,3/4,.5,0,1/4,1/4,1/4,0,.5,1/4,.5,3/4,1/4,.5,1/4,3/4,.5,.5,.5,1/4,1/4,.5,1/4,1/4,0,.5,0,1/4,.5,.5,.5,1/4,3/4,.5,3/4]}},ro.gen.Sphere=function(e,t){for(var i={verts:[],inds:[],uvt:[]},r=e+1,s=t+1,n=0;n<s;n++)for(var o=0;o<r;o++){var a=-Math.PI/2+n*Math.PI/t,l=2*o*Math.PI/e,u=Math.cos(a)*Math.cos(l),c=Math.sin(a),A=Math.cos(a)*Math.sin(l);i.verts.push(u,c,A),i.uvt.push(o/e,n/t),n<t&&o<e&&i.inds.push(r*n+o,r*n+o+1,r*(n+1)+o,r*n+o+1,r*(n+1)+o,r*(n+1)+o+1)}return i},ro.mat={},ro.mat.scale=function(e,t,i){return[e,0,0,0,0,t,0,0,0,0,i,0,0,0,0,1]},ro.mat.translate=function(e,t,i){return[1,0,0,0,0,1,0,0,0,0,1,0,e,t,i,1]},ro.mat.rotateDeg=function(e,t,i){var r=Math.PI/180;return ro.mat.rotate(e*r,t*r,i*r)},ro.mat.rotate=function(e,t,i){var r=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],s=e,n=t,o=i,a=Math.cos(s),l=Math.cos(n),u=Math.cos(o),c=Math.sin(s),A=Math.sin(n),h=Math.sin(o);return r[0]=l*u,r[1]=-l*h,r[2]=A,r[4]=a*h+c*A*u,r[5]=a*u-c*A*h,r[6]=-c*l,r[8]=c*h-a*A*u,r[9]=c*u+a*A*h,r[10]=a*l,r},ro.edit={},ro.edit.interpolate=function(e,t,i,r){for(var s=0;s<e.length;s++)i[s]=e[s]+r*(t[s]-e[s])},ro.edit.transform=function(e,t){for(var i=0;i<e.length;i+=3){var r=e[i],s=e[i+1],n=e[i+2];e[i+0]=t[0]*r+t[4]*s+t[8]*n+t[12],e[i+1]=t[1]*r+t[5]*s+t[9]*n+t[13],e[i+2]=t[2]*r+t[6]*s+t[10]*n+t[14]}},ro.edit.unwrap=function(e,t,i){for(var r=new Array(Math.floor(e.length/3)*i),s=0;s<e.length;s++)for(var n=0;n<i;n++)r[s*i+n]=t[e[s]*i+n];return r},ro.edit.remap=function(e,t,i,r){for(var s=new Array(i.length),n=0;n<e.length;n++)for(var o=0;o<r;o++)s[t[n]*r+o]=i[e[n]*r+o];return s},ro.utils={},ro.utils.getAABB=function(e){var t,i,r,s,n,o;s=n=o=-(t=i=r=999999999);for(var a=0;a<e.length;a+=3){var l=e[a+0],u=e[a+1],c=e[a+2];l<t&&(t=l),l>s&&(s=l),u<i&&(i=u),u>n&&(n=u),c<r&&(r=c),u>o&&(o=c)}return{min:{x:t,y:i,z:r},max:{x:s,y:n,z:o}}};var fo=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._type=s.type||(s.src?s.src.split(".").pop():null)||"jpg",r._pos=re.vec3(s.pos||[0,0,0]),r._up=re.vec3(s.up||[0,1,0]),r._normal=re.vec3(s.normal||[0,0,1]),r._height=s.height||1,r._origin=re.vec3(),r._rtcPos=re.vec3(),r._imageSize=re.vec2(),r._texture=new qn(b(r),{flipY:!0}),r._image=new Image,"jpg"!==r._type&&"png"!==r._type&&(r.error('Unsupported type - defaulting to "jpg"'),r._type="jpg"),r._node=new Rn(b(r),{matrix:re.inverseMat4(re.lookAtMat4v(r._pos,re.subVec3(r._pos,r._normal,re.mat4()),r._up,re.mat4())),children:[r._bitmapMesh=new _n(b(r),{scale:[1,1,1],rotation:[-90,0,0],collidable:s.collidable,pickable:s.pickable,opacity:s.opacity,clippable:s.clippable,geometry:new Xi(b(r),uo({center:[0,0,0],xSize:1,zSize:1,xSegments:2,zSegments:2})),material:new $i(b(r),{diffuse:[0,0,0],ambient:[0,0,0],specular:[0,0,0],diffuseMap:r._texture,emissiveMap:r._texture,backfaces:!0})})]}),s.image?r.image=s.image:s.src?r.src=s.src:s.imageData&&(r.imageData=s.imageData),r.scene._bitmapCreated(b(r)),r}return C(i,[{key:"visible",get:function(){return this._bitmapMesh.visible},set:function(e){this._bitmapMesh.visible=e}},{key:"image",get:function(){return this._image},set:function(e){this._image=e,this._image&&(this._texture.image=this._image,this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updateBitmapMeshScale())}},{key:"src",get:function(){return this._image.src},set:function(e){var t=this;if(e)switch(this._image.onload=function(){t._texture.image=t._image,t._imageSize[0]=t._image.width,t._imageSize[1]=t._image.height,t._updateBitmapMeshScale()},this._image.src=e,e.split(".").pop()){case"jpeg":case"jpg":this._type="jpg";break;case"png":this._type="png"}}},{key:"imageData",get:function(){var e=document.createElement("canvas"),t=e.getContext("2d");return e.width=this._image.width,e.height=this._image.height,t.drawImage(this._image,0,0),e.toDataURL("jpg"===this._type?"image/jpeg":"image/png")},set:function(e){var t=this;this._image.onload=function(){t._texture.image=image,t._imageSize[0]=image.width,t._imageSize[1]=image.height,t._updateBitmapMeshScale()},this._image.src=e}},{key:"type",get:function(){return this._type},set:function(e){"png"===(e=e||"jpg")&&"jpg"===e||(this.error("Unsupported value for `type` - supported types are `jpg` and `png` - defaulting to `jpg`"),e="jpg"),this._type=e}},{key:"pos",get:function(){return this._pos}},{key:"normal",get:function(){return this._normal}},{key:"up",get:function(){return this._up}},{key:"height",get:function(){return this._height},set:function(e){this._height=null==e?1:e,this._image&&this._updateBitmapMeshScale()}},{key:"collidable",get:function(){return this._bitmapMesh.collidable},set:function(e){this._bitmapMesh.collidable=!1!==e}},{key:"clippable",get:function(){return this._bitmapMesh.clippable},set:function(e){this._bitmapMesh.clippable=!1!==e}},{key:"pickable",get:function(){return this._bitmapMesh.pickable},set:function(e){this._bitmapMesh.pickable=!1!==e}},{key:"opacity",get:function(){return this._bitmapMesh.opacity},set:function(e){this._bitmapMesh.opacity=e}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this.scene._bitmapDestroyed(this)}},{key:"_updateBitmapMeshScale",value:function(){var e=this._imageSize[1]/this._imageSize[0];this._bitmapMesh.scale=[this._height/e,1,this._height]}}]),i}(),vo=function(e,t){var i=[],r=[];function s(e,i){for(var r,s,n=0;n<3;n++)if((r=t[3*e+n])!==(s=t[3*i+n]))return s-r;return 0}for(var n=e.slice().sort(s),o=null,a=0,l=n.length;a<l;a++)0!==a&&0===s(n[a],n[a-1])||(o=n[a]),i[n[a]]=o;for(var u=0,c=e.length;u<c;u+=3){var A=i[e[u]],h=i[e[u+1]],d=i[e[u+2]],p=A,f=h,v=d;if(A>h&&A>d?h>d?(p=A,f=h,v=d):(p=A,f=d,v=h):h>A&&h>d?A>d?(p=h,f=A,v=d):(p=h,f=d,v=A):d>A&&d>h&&(A>h?(p=d,f=A,v=h):(p=d,f=h,v=A)),r[u+0]=[p,f],r[u+1]=[f,v],p>v){var g=v;v=p,p=g}r[u+2]=[v,p]}function m(e,t){for(var i,r,s=0;s<2;s++)if(i=e[s],(r=t[s])!==i)return r-i;return 0}(r=r.slice(0,e.length)).sort(m);for(var _=0,y=0;y<r.length;y++)if(0===y||0!==m(r[y],r[y-1])){if(0!==y&&2!==_)return!1;_=1}else _++;return!(r.length>0&&2!==_)},go=re.vec3(),mo=re.vec3(),_o=re.vec3(),yo=function(){function e(){B(this,e),this.vertices=[],this.indices=[],this.reset()}return C(e,[{key:"reset",value:function(){this.lenVertices=0,this.lenIndices=0,this.primitive=null}},{key:"setPrimitive",value:function(e){this.primitive=e}},{key:"addVertex",value:function(e){this.vertices[this.lenVertices++]=e[0],this.vertices[this.lenVertices++]=e[1],this.vertices[this.lenVertices++]=e[2]}},{key:"addIndex",value:function(e){this.indices[this.lenIndices++]=e}},{key:"volume",get:function(){var e=this.vertices,t=this.indices;if("solid"!==this.primitive&&"surface"!==this.primitive&&"triangles"!==this.primitive)return-1;if("solid"!==this.primitive&&!vo(t,e))return-1;for(var i=0,r=0;r<this.lenIndices;r+=3){var s=3*t[r],n=3*t[r+1],o=3*t[r+2];go[0]=e[s],go[1]=e[s+1],go[2]=e[s+2],mo[0]=e[n],mo[1]=e[n+1],mo[2]=e[n+2],_o[0]=e[o],_o[1]=e[o+1],_o[2]=e[o+2],re.cross3Vec3(go,mo,go),i+=re.dotVec3(go,_o)}return i/6}}]),e}(),bo=new yo,xo=re.vec3(),wo=re.vec3(),Bo=re.vec3(),Po=re.vec3(),Co=re.vec3(),Mo=re.vec3(),Eo=function(){function e(){B(this,e),this.vertices=[],this.indices=[],this.reset()}return C(e,[{key:"reset",value:function(){this.lenVertices=0,this.lenIndices=0}},{key:"addVertex",value:function(e){this.vertices[this.lenVertices++]=e[0],this.vertices[this.lenVertices++]=e[1],this.vertices[this.lenVertices++]=e[2]}},{key:"addIndex",value:function(e){this.indices[this.lenIndices++]=e}},{key:"surfaceArea",get:function(){for(var e=this.vertices,t=this.indices,i=0,r=0;r<this.lenIndices;r+=3){var s=3*t[r],n=3*t[r+1],o=3*t[r+2];xo[0]=e[s],xo[1]=e[s+1],xo[2]=e[s+2],wo[0]=e[n],wo[1]=e[n+1],wo[2]=e[n+2],Bo[0]=e[o],Bo[1]=e[o+1],Bo[2]=e[o+2],re.subVec3(xo,wo,Po),re.subVec3(Bo,wo,Co),i+=.5*re.lenVec3(re.cross3Vec3(Po,Co,Mo))}return i}}]),e}(),Fo=new Eo,ko=re.OBB3(),Io=re.OBB3(),Do=re.OBB3(),So=function(){function e(t,i,r,s,n,o){var a=arguments.length>6&&void 0!==arguments[6]?arguments[6]:null,l=arguments.length>7&&void 0!==arguments[7]?arguments[7]:0;B(this,e),this.model=t,this.object=null,this.parent=null,this.transform=n,this.textureSet=o,this._matrixDirty=!1,this._matrixUpdateScheduled=!1,this.id=i,this.obb=null,this._aabbLocal=null,this._aabbWorld=re.AABB3(),this._aabbWorldDirty=!1,this.layer=a,this.portionId=l,this._color=new Uint8Array([r[0],r[1],r[2],s]),this._colorize=new Uint8Array([r[0],r[1],r[2],s]),this._colorizing=!1,this._transparent=s<255,this.numTriangles=0,this.origin=null,this.entity=null,n&&n._addMesh(this),this._volume=null,this._surfaceArea=null}return C(e,[{key:"_sceneModelDirty",value:function(){this._aabbWorldDirty=!0,this.layer.aabbDirty=!0}},{key:"_transformDirty",value:function(){this._matrixDirty||this._matrixUpdateScheduled||(this.model._meshMatrixDirty(this),this._matrixDirty=!0,this._matrixUpdateScheduled=!0),this._aabbWorldDirty=!0,this.layer.aabbDirty=!0,this.entity&&this.entity._transformDirty()}},{key:"_updateMatrix",value:function(){this.transform&&this._matrixDirty&&this.layer.setMatrix(this.portionId,this.transform.worldMatrix),this._matrixDirty=!1,this._matrixUpdateScheduled=!1}},{key:"_finalize",value:function(e){this.layer.initFlags(this.portionId,e,this._transparent)}},{key:"_finalize2",value:function(){this.layer.flushInitFlags&&this.layer.flushInitFlags()}},{key:"_setVisible",value:function(e){this.layer.setVisible(this.portionId,e,this._transparent)}},{key:"_setColor",value:function(e){this._color[0]=e[0],this._color[1]=e[1],this._color[2]=e[2],this._colorizing||this.layer.setColor(this.portionId,this._color,!1)}},{key:"_setColorize",value:function(e){e?(this._colorize[0]=e[0],this._colorize[1]=e[1],this._colorize[2]=e[2],this.layer.setColor(this.portionId,this._colorize,false),this._colorizing=!0):(this.layer.setColor(this.portionId,this._color,false),this._colorizing=!1)}},{key:"_setOpacity",value:function(e,t){var i=e<255,r=this._transparent!==i;this._color[3]=e,this._colorize[3]=e,this._transparent=i,this._colorizing?this.layer.setColor(this.portionId,this._colorize):this.layer.setColor(this.portionId,this._color),r&&this.layer.setTransparent(this.portionId,t,i)}},{key:"_setOffset",value:function(e){this.layer.setOffset(this.portionId,e)}},{key:"_setHighlighted",value:function(e){this.layer.setHighlighted(this.portionId,e,this._transparent)}},{key:"_setXRayed",value:function(e){this.layer.setXRayed(this.portionId,e,this._transparent)}},{key:"_setSelected",value:function(e){this.layer.setSelected(this.portionId,e,this._transparent)}},{key:"_setEdges",value:function(e){this.layer.setEdges(this.portionId,e,this._transparent)}},{key:"_setClippable",value:function(e){this.layer.setClippable(this.portionId,e,this._transparent)}},{key:"_setCollidable",value:function(e){this.layer.setCollidable(this.portionId,e)}},{key:"_setPickable",value:function(e){this.layer.setPickable(this.portionId,e,this._transparent)}},{key:"_setCulled",value:function(e){this.layer.setCulled(this.portionId,e,this._transparent)}},{key:"canPickTriangle",value:function(){return!1}},{key:"drawPickTriangles",value:function(e,t){}},{key:"pickTriangleSurface",value:function(e){}},{key:"precisionRayPickSurface",value:function(e,t,i,r){return!!this.layer.precisionRayPickSurface&&this.layer.precisionRayPickSurface(this.portionId,e,t,i,r)}},{key:"canPickWorldPos",value:function(){return!0}},{key:"drawPickDepths",value:function(e){this.model.drawPickDepths(e)}},{key:"drawPickNormals",value:function(e){this.model.drawPickNormals(e)}},{key:"delegatePickedEntity",value:function(){return this.parent}},{key:"getEachVertex",value:function(e){this.layer.getEachVertex&&this.layer.getEachVertex(this.portionId,e)}},{key:"getEachIndex",value:function(e){this.layer.getEachIndex&&this.layer.getEachIndex(this.portionId,e)}},{key:"volume",get:function(){if(null!==this._volume)return this._volume;switch(this.layer.primitive){case"solid":case"surface":case"triangles":bo.reset(),bo.setPrimitive(this.layer.primitive),this.getEachVertex((function(e){bo.addVertex(e)})),this.getEachIndex((function(e){bo.addIndex(e)})),this._volume=bo.volume;break;default:this._volume=0}return this._volume}},{key:"surfaceArea",get:function(){if(null!==this._surfaceArea)return this._surfaceArea;switch(this.layer.primitive){case"solid":case"surface":case"triangles":Fo.reset(),this.getEachVertex((function(e){Fo.addVertex(e)})),this.getEachIndex((function(e){Fo.addIndex(e)})),this._surfaceArea=Fo.surfaceArea;break;default:this._surfaceArea=0}return this._surfaceArea}},{key:"aabb",get:function(){return this._aabbWorldDirty&&(re.AABB3ToOBB3(this._aabbLocal,ko),this.transform?(re.transformOBB3(this.transform.worldMatrix,ko,Io),re.transformOBB3(this.model.worldMatrix,Io,Do),re.OBB3ToAABB3(Do,this._aabbWorld)):(re.transformOBB3(this.model.worldMatrix,ko,Io),re.OBB3ToAABB3(Io,this._aabbWorld)),this._aabbWorldDirty=!1),this._aabbWorld},set:function(e){if(this._aabbLocal=e,this.origin){this._aabbLocal=e.slice(0);var t=this.origin;this._aabbLocal[0]+=t[0],this._aabbLocal[1]+=t[1],this._aabbLocal[2]+=t[2],this._aabbLocal[3]+=t[0],this._aabbLocal[4]+=t[1],this._aabbLocal[5]+=t[2]}}},{key:"_destroy",value:function(){this.model.scene._renderer.putPickID(this.pickId)}}]),e}(),To=new(function(){function e(){B(this,e),this._uint8Arrays={},this._float32Arrays={}}return C(e,[{key:"_clear",value:function(){this._uint8Arrays={},this._float32Arrays={}}},{key:"getUInt8Array",value:function(e){var t=this._uint8Arrays[e];return t||(t=new Uint8Array(e),this._uint8Arrays[e]=t),t}},{key:"getFloat32Array",value:function(e){var t=this._float32Arrays[e];return t||(t=new Float32Array(e),this._float32Arrays[e]=t),t}}]),e}()),Lo=0;function Ro(){return Lo++,To}var Uo={NOT_RENDERED:0,COLOR_OPAQUE:1,COLOR_TRANSPARENT:2,SILHOUETTE_HIGHLIGHTED:3,SILHOUETTE_SELECTED:4,SILHOUETTE_XRAYED:5,EDGES_COLOR_OPAQUE:6,EDGES_COLOR_TRANSPARENT:7,EDGES_HIGHLIGHTED:8,EDGES_SELECTED:9,EDGES_XRAYED:10,PICK:11},Oo=new Float32Array([1,1,1,1]),No=new Float32Array([0,0,0,1]),Qo=re.vec4(),Vo=re.vec3(),Ho=re.vec3(),jo=re.mat4(),Go=function(){function e(t){var i=arguments.length>1&&void 0!==arguments[1]&&arguments[1],r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},s=r.instancing,n=void 0!==s&&s,o=r.edges,a=void 0!==o&&o,l=r.useAlphaCutoff,u=void 0!==l&&l;B(this,e),this._scene=t,this._withSAO=i,this._instancing=n,this._edges=a,this._useAlphaCutoff=u,this._hash=this._getHash(),this._matricesUniformBlockBufferBindingPoint=0,this._matricesUniformBlockBuffer=this._scene.canvas.gl.createBuffer(),this._matricesUniformBlockBufferData=new Float32Array(96),this._vaoCache=new WeakMap,this._allocate()}return C(e,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){return[""]}},{key:"_buildFragmentShader",value:function(){return[""]}},{key:"_addMatricesUniformBlockLines",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];return e.push("uniform Matrices {"),e.push("    mat4 worldMatrix;"),e.push("    mat4 viewMatrix;"),e.push("    mat4 projMatrix;"),e.push("    mat4 positionsDecodeMatrix;"),t&&(e.push("    mat4 worldNormalMatrix;"),e.push("    mat4 viewNormalMatrix;")),e.push("};"),e}},{key:"_addRemapClipPosLines",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1;return e.push("uniform vec2 drawingBufferSize;"),e.push("uniform vec2 pickClipPos;"),e.push("vec4 remapClipPos(vec4 clipPos) {"),e.push("    clipPos.xy /= clipPos.w;"),1===t?e.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"):e.push("    clipPos.xy = (clipPos.xy - pickClipPos) * (drawingBufferSize / float(".concat(t,"));")),e.push("    clipPos.xy *= clipPos.w;"),e.push("    return clipPos;"),e.push("}"),e}},{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"setSectionPlanesStateUniforms",value:function(e){var t=this._scene,i=t.canvas.gl,r=e.model,s=e.layerIndex,n=t._sectionPlanesState.getNumAllocatedSectionPlanes(),o=t._sectionPlanesState.sectionPlanes.length;if(n>0){var a=t._sectionPlanesState.sectionPlanes,l=s*o,u=r.renderFlags;t.crossSections&&(i.uniform4fv(this._uSliceColor,t.crossSections.sliceColor),i.uniform1f(this._uSliceThickness,t.crossSections.sliceThickness));for(var c=0;c<n;c++){var A=this._uSectionPlanes[c];if(A)if(c<o){var h=u.sectionPlanesActivePerLayer[l+c];if(i.uniform1i(A.active,h?1:0),h){var d=a[c],p=e._state.origin;if(p){var f=We(d.dist,d.dir,p,Vo,r.matrix);i.uniform3fv(A.pos,f)}else i.uniform3fv(A.pos,d.pos);i.uniform3fv(A.dir,d.dir)}}else i.uniform1i(A.active,0)}}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl,i=e._lightsState;if(this._program=new zt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var r=this._program;this._uRenderPass=r.getLocation("renderPass"),this._uColor=r.getLocation("color"),this._uColor||(this._uColor=r.getLocation("silhouetteColor")),this._uUVDecodeMatrix=r.getLocation("uvDecodeMatrix"),this._uPickInvisible=r.getLocation("pickInvisible"),this._uGammaFactor=r.getLocation("gammaFactor"),t.uniformBlockBinding(r.handle,t.getUniformBlockIndex(r.handle,"Matrices"),this._matricesUniformBlockBufferBindingPoint),this._uShadowViewMatrix=r.getLocation("shadowViewMatrix"),this._uShadowProjMatrix=r.getLocation("shadowProjMatrix"),e.logarithmicDepthBufferEnabled&&(this._uZFar=r.getLocation("zFar")),this._uLightAmbient=r.getLocation("lightAmbient"),this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];for(var s=i.lights,n=0,o=s.length;n<o;n++)switch(s[n].type){case"dir":this._uLightColor[n]=r.getLocation("lightColor"+n),this._uLightPos[n]=null,this._uLightDir[n]=r.getLocation("lightDir"+n);break;case"point":this._uLightColor[n]=r.getLocation("lightColor"+n),this._uLightPos[n]=r.getLocation("lightPos"+n),this._uLightDir[n]=null,this._uLightAttenuation[n]=r.getLocation("lightAttenuation"+n);break;case"spot":this._uLightColor[n]=r.getLocation("lightColor"+n),this._uLightPos[n]=r.getLocation("lightPos"+n),this._uLightDir[n]=r.getLocation("lightDir"+n),this._uLightAttenuation[n]=r.getLocation("lightAttenuation"+n)}i.reflectionMaps.length>0&&(this._uReflectionMap="reflectionMap"),i.lightMaps.length>0&&(this._uLightMap="lightMap"),this._uSectionPlanes=[];for(var a=0,l=e._sectionPlanesState.getNumAllocatedSectionPlanes();a<l;a++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+a),pos:r.getLocation("sectionPlanePos"+a),dir:r.getLocation("sectionPlaneDir"+a)});this._aPosition=r.getAttribute("position"),this._aOffset=r.getAttribute("offset"),this._aNormal=r.getAttribute("normal"),this._aUV=r.getAttribute("uv"),this._aColor=r.getAttribute("color"),this._aMetallicRoughness=r.getAttribute("metallicRoughness"),this._aFlags=r.getAttribute("flags"),this._aPickColor=r.getAttribute("pickColor"),this._uPickZNear=r.getLocation("pickZNear"),this._uPickZFar=r.getLocation("pickZFar"),this._uPickClipPos=r.getLocation("pickClipPos"),this._uDrawingBufferSize=r.getLocation("drawingBufferSize"),this._uColorMap="uColorMap",this._uMetallicRoughMap="uMetallicRoughMap",this._uEmissiveMap="uEmissiveMap",this._uNormalMap="uNormalMap",this._uAOMap="uAOMap",this._instancing&&(this._aModelMatrix=r.getAttribute("modelMatrix"),this._aModelMatrixCol0=r.getAttribute("modelMatrixCol0"),this._aModelMatrixCol1=r.getAttribute("modelMatrixCol1"),this._aModelMatrixCol2=r.getAttribute("modelMatrixCol2"),this._aModelNormalMatrixCol0=r.getAttribute("modelNormalMatrixCol0"),this._aModelNormalMatrixCol1=r.getAttribute("modelNormalMatrixCol1"),this._aModelNormalMatrixCol2=r.getAttribute("modelNormalMatrixCol2")),this._withSAO&&(this._uOcclusionTexture="uOcclusionTexture",this._uSAOParams=r.getLocation("uSAOParams")),this._useAlphaCutoff&&(this._alphaCutoffLocation=r.getLocation("materialAlphaCutoff")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC")),e.pointsMaterial._state.filterIntensity&&(this._uIntensityRange=r.getLocation("intensityRange")),this._uPointSize=r.getLocation("pointSize"),this._uNearPlaneHeight=r.getLocation("nearPlaneHeight"),e.crossSections&&(this._uSliceColor=r.getLocation("sliceColor"),this._uSliceThickness=r.getLocation("sliceThickness"))}}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,r=this._program,s=t._lightsState,n=s.lights;r.bind(),e.textureUnit=0,this._uLightAmbient&&i.uniform4fv(this._uLightAmbient,s.getAmbientColorAndIntensity()),this._uGammaFactor&&i.uniform1f(this._uGammaFactor,t.gammaFactor);for(var o=0,a=n.length;o<a;o++){var l=n[o];this._uLightColor[o]&&i.uniform4f(this._uLightColor[o],l.color[0],l.color[1],l.color[2],l.intensity),this._uLightPos[o]&&(i.uniform3fv(this._uLightPos[o],l.pos),this._uLightAttenuation[o]&&i.uniform1f(this._uLightAttenuation[o],l.attenuation)),this._uLightDir[o]&&i.uniform3fv(this._uLightDir[o],l.dir)}}},{key:"_makeVAO",value:function(e){var t=this._scene.canvas.gl,i=t.createVertexArray();return t.bindVertexArray(i),this._instancing&&(this._aModelMatrixCol0.bindArrayBuffer(e.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(e.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(e.modelMatrixCol2Buf),t.vertexAttribDivisor(this._aModelMatrixCol0.location,1),t.vertexAttribDivisor(this._aModelMatrixCol1.location,1),t.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aModelNormalMatrixCol0&&(this._aModelNormalMatrixCol0.bindArrayBuffer(e.modelNormalMatrixCol0Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol0.location,1)),this._aModelNormalMatrixCol1&&(this._aModelNormalMatrixCol1.bindArrayBuffer(e.modelNormalMatrixCol1Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol1.location,1)),this._aModelNormalMatrixCol2&&(this._aModelNormalMatrixCol2.bindArrayBuffer(e.modelNormalMatrixCol2Buf),t.vertexAttribDivisor(this._aModelNormalMatrixCol2.location,1))),this._aPosition.bindArrayBuffer(e.positionsBuf),this._aUV&&this._aUV.bindArrayBuffer(e.uvBuf),this._aNormal&&this._aNormal.bindArrayBuffer(e.normalsBuf),this._aMetallicRoughness&&(this._aMetallicRoughness.bindArrayBuffer(e.metallicRoughnessBuf),this._instancing&&t.vertexAttribDivisor(this._aMetallicRoughness.location,1)),this._aColor&&(this._aColor.bindArrayBuffer(e.colorsBuf),this._instancing&&e.colorsBuf&&t.vertexAttribDivisor(this._aColor.location,1)),this._aFlags&&(this._aFlags.bindArrayBuffer(e.flagsBuf),this._instancing&&t.vertexAttribDivisor(this._aFlags.location,1)),this._aOffset&&(this._aOffset.bindArrayBuffer(e.offsetsBuf),this._instancing&&t.vertexAttribDivisor(this._aOffset.location,1)),this._aPickColor&&(this._aPickColor.bindArrayBuffer(e.pickColorsBuf),this._instancing&&t.vertexAttribDivisor(this._aPickColor.location,1)),this._instancing,this._edges?e.edgeIndicesBuf.bind():e.indicesBuf&&e.indicesBuf.bind(),i}},{key:"drawLayer",value:function(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{},s=r.colorUniform,n=void 0!==s&&s,o=r.incrementDrawState,a=void 0!==o&&o,l=Lt.MAX_TEXTURE_IMAGE_UNITS,u=this._scene,c=u.canvas.gl,A=t._state,h=t.model,d=A.textureSet,p=A.origin,f=A.positionsDecodeMatrix,v=u._lightsState,g=u.pointsMaterial,m=h.scene.camera,_=m.viewNormalMatrix,y=m.project,b=e.pickViewMatrix||m.viewMatrix,x=h.position,w=h.rotationMatrix,B=h.worldNormalMatrix;if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e)),this._vaoCache.has(t)?c.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(A));var P=0,C=16;this._matricesUniformBlockBufferData.set(w,0);var M=0!==p[0]||0!==p[1]||0!==p[2],E=0!==x[0]||0!==x[1]||0!==x[2];if(M||E){var F=Vo;if(M){var k=re.transformPoint3(w,p,Ho);F[0]=k[0],F[1]=k[1],F[2]=k[2]}else F[0]=0,F[1]=0,F[2]=0;F[0]+=x[0],F[1]+=x[1],F[2]+=x[2],this._matricesUniformBlockBufferData.set(He(b,F,jo),P+=C)}else this._matricesUniformBlockBufferData.set(b,P+=C);if(this._matricesUniformBlockBufferData.set(e.pickProjMatrix||y.matrix,P+=C),this._matricesUniformBlockBufferData.set(f,P+=C),this._matricesUniformBlockBufferData.set(B,P+=C),this._matricesUniformBlockBufferData.set(_,P+=C),c.bindBuffer(c.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),c.bufferData(c.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,c.DYNAMIC_DRAW),c.bindBufferBase(c.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer),c.uniform1i(this._uRenderPass,i),this.setSectionPlanesStateUniforms(t),u.logarithmicDepthBufferEnabled){if(this._uLogDepthBufFC){var I=2/(Math.log(e.pickZFar+1)/Math.LN2);c.uniform1f(this._uLogDepthBufFC,I)}this._uZFar&&c.uniform1f(this._uZFar,u.camera.project.far)}if(this._uPickInvisible&&c.uniform1i(this._uPickInvisible,e.pickInvisible),this._uPickZNear&&c.uniform1f(this._uPickZNear,e.pickZNear),this._uPickZFar&&c.uniform1f(this._uPickZFar,e.pickZFar),this._uPickClipPos&&c.uniform2fv(this._uPickClipPos,e.pickClipPos),this._uDrawingBufferSize&&c.uniform2f(this._uDrawingBufferSize,c.drawingBufferWidth,c.drawingBufferHeight),this._uUVDecodeMatrix&&c.uniformMatrix3fv(this._uUVDecodeMatrix,!1,A.uvDecodeMatrix),this._uIntensityRange&&g.filterIntensity&&c.uniform2f(this._uIntensityRange,g.minIntensity,g.maxIntensity),this._uPointSize&&c.uniform1f(this._uPointSize,g.pointSize),this._uNearPlaneHeight){var D="ortho"===u.camera.projection?1:c.drawingBufferHeight/(2*Math.tan(.5*u.camera.perspective.fov*Math.PI/180));c.uniform1f(this._uNearPlaneHeight,D)}if(d){var S=d.colorTexture,T=d.metallicRoughnessTexture,L=d.emissiveTexture,R=d.normalsTexture,U=d.occlusionTexture;this._uColorMap&&S&&(this._program.bindTexture(this._uColorMap,S.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l),this._uMetallicRoughMap&&T&&(this._program.bindTexture(this._uMetallicRoughMap,T.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l),this._uEmissiveMap&&L&&(this._program.bindTexture(this._uEmissiveMap,L.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l),this._uNormalMap&&R&&(this._program.bindTexture(this._uNormalMap,R.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l),this._uAOMap&&U&&(this._program.bindTexture(this._uAOMap,U.texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l)}if(v.reflectionMaps.length>0&&v.reflectionMaps[0].texture&&this._uReflectionMap&&(this._program.bindTexture(this._uReflectionMap,v.reflectionMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l,e.bindTexture++),v.lightMaps.length>0&&v.lightMaps[0].texture&&this._uLightMap&&(this._program.bindTexture(this._uLightMap,v.lightMaps[0].texture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l,e.bindTexture++),this._withSAO){var O=u.sao,N=O.possible;if(N){var Q=c.drawingBufferWidth,V=c.drawingBufferHeight;Qo[0]=Q,Qo[1]=V,Qo[2]=O.blendCutoff,Qo[3]=O.blendFactor,c.uniform4fv(this._uSAOParams,Qo),this._program.bindTexture(this._uOcclusionTexture,e.occlusionTexture,e.textureUnit),e.textureUnit=(e.textureUnit+1)%l,e.bindTexture++}}if(this._useAlphaCutoff&&c.uniform1f(this._alphaCutoffLocation,d.alphaCutoff),n){var H=this._edges?"edgeColor":"fillColor",j=this._edges?"edgeAlpha":"fillAlpha";if(i===Uo["".concat(this._edges?"EDGES":"SILHOUETTE","_XRAYED")]){var G=u.xrayMaterial._state,z=G[H],W=G[j];c.uniform4f(this._uColor,z[0],z[1],z[2],W)}else if(i===Uo["".concat(this._edges?"EDGES":"SILHOUETTE","_HIGHLIGHTED")]){var K=u.highlightMaterial._state,X=K[H],J=K[j];c.uniform4f(this._uColor,X[0],X[1],X[2],J)}else if(i===Uo["".concat(this._edges?"EDGES":"SILHOUETTE","_SELECTED")]){var Y=u.selectedMaterial._state,Z=Y[H],q=Y[j];c.uniform4f(this._uColor,Z[0],Z[1],Z[2],q)}else c.uniform4fv(this._uColor,this._edges?No:Oo)}this._draw({state:A,frameCtx:e,incrementDrawState:a}),c.bindVertexArray(null)}}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null,ae.memory.programs--}}]),e}(),zo=function(e){g(i,Go);var t=_(i);function i(e,r){var s=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},n=s.edges,o=void 0!==n&&n,a=s.useAlphaCutoff,l=void 0!==a&&a;return B(this,i),t.call(this,e,r,{instancing:!1,edges:o,useAlphaCutoff:l})}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,r=e.frameCtx,s=e.incrementDrawState;if(this._edges)t.drawElements(t.LINES,i.edgeIndicesBuf.numItems,i.edgeIndicesBuf.itemType,0);else{var n=r.pickElementsCount||i.indicesBuf.numItems,o=r.pickElementsOffset?r.pickElementsOffset*i.indicesBuf.itemByteSize:0;t.drawElements(t.TRIANGLES,n,i.indicesBuf.itemType,o),s&&r.drawElements++}}}]),i}(),Wo=function(e){g(i,zo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e,t=this._scene,i=t._sectionPlanesState,r=t._lightsState,s=i.getNumAllocatedSectionPlanes()>0,n=[];n.push("#version 300 es"),n.push("// Triangles batching draw vertex shader"),n.push("uniform int renderPass;"),n.push("in vec3 position;"),n.push("in vec3 normal;"),n.push("in vec4 color;"),n.push("in float flags;"),t.entityOffsetsEnabled&&n.push("in vec3 offset;"),this._addMatricesUniformBlockLines(n,!0),t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;")),n.push("uniform vec4 lightAmbient;");for(var o=0,a=r.lights.length;o<a;o++)"ambient"!==(e=r.lights[o]).type&&(n.push("uniform vec4 lightColor"+o+";"),"dir"===e.type&&n.push("uniform vec3 lightDir"+o+";"),"point"===e.type&&n.push("uniform vec3 lightPos"+o+";"),"spot"===e.type&&(n.push("uniform vec3 lightPos"+o+";"),n.push("uniform vec3 lightDir"+o+";")));n.push("vec3 octDecode(vec2 oct) {"),n.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),n.push("    if (v.z < 0.0) {"),n.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),n.push("    }"),n.push("    return normalize(v);"),n.push("}"),s&&(n.push("out vec4 vWorldPosition;"),n.push("out float vFlags;")),n.push("out vec4 vColor;"),n.push("void main(void) {"),n.push("int colorFlag = int(flags) & 0xF;"),n.push("if (colorFlag != renderPass) {"),n.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),n.push("} else {"),n.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),t.entityOffsetsEnabled&&n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix * worldPosition; "),n.push("vec4 worldNormal =  worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),n.push("vec3 viewNormal = normalize((viewNormalMatrix * worldNormal).xyz);"),n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;");for(var l=0,u=r.lights.length;l<u;l++)if("ambient"!==(e=r.lights[l]).type){if("dir"===e.type)"view"===e.space?n.push("viewLightDir = normalize(lightDir"+l+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+l+", 0.0)).xyz);");else if("point"===e.type)"view"===e.space?n.push("viewLightDir = -normalize(lightPos"+l+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+l+", 0.0)).xyz);");else{if("spot"!==e.type)continue;"view"===e.space?n.push("viewLightDir = normalize(lightDir"+l+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+l+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+l+".rgb * lightColor"+l+".a);")}return n.push("vec3 rgb = (vec3(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0));"),n.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(n.push("vWorldPosition = worldPosition;"),n.push("vFlags = flags;")),n.push("gl_Position = clipPos;"),n.push("}"),n.push("}"),n}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching draw fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),this._withSAO&&(r.push("uniform sampler2D uOcclusionTexture;"),r.push("uniform vec4      uSAOParams;"),r.push("const float       packUpscale = 256. / 255.;"),r.push("const float       unpackDownScale = 255. / 256.;"),r.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),r.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),r.push("float unpackRGBToFloat( const in vec4 v ) {"),r.push("    return dot( v, unPackFactors );"),r.push("}")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";");r.push("uniform float sliceThickness;"),r.push("uniform vec4 sliceColor;")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),r.push("  vec4 newColor;"),r.push("  newColor = vColor;"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > sliceThickness) { "),r.push("      discard;"),r.push("  }"),r.push("  if (dist > 0.0) { "),r.push("      newColor = sliceColor;"),r.push("  }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(r.push("   float viewportWidth     = uSAOParams[0];"),r.push("   float viewportHeight    = uSAOParams[1];"),r.push("   float blendCutoff       = uSAOParams[2];"),r.push("   float blendFactor       = uSAOParams[3];"),r.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),r.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),r.push("   outColor            = vec4(newColor.rgb * ambient, 1.0);")):r.push("   outColor            = newColor;"),r.push("}"),r}}]),i}(),Ko=function(e){g(i,zo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching flat-shading draw vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._lightsState,i=e._sectionPlanesState,r=i.getNumAllocatedSectionPlanes()>0,s=[];if(s.push("#version 300 es"),s.push("// Triangles batching flat-shading draw fragment shader"),s.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),s.push("precision highp float;"),s.push("precision highp int;"),s.push("#else"),s.push("precision mediump float;"),s.push("precision mediump int;"),s.push("#endif"),e.logarithmicDepthBufferEnabled&&(s.push("in float isPerspective;"),s.push("uniform float logDepthBufFC;"),s.push("in float vFragDepth;")),this._withSAO&&(s.push("uniform sampler2D uOcclusionTexture;"),s.push("uniform vec4      uSAOParams;"),s.push("const float       packUpscale = 256. / 255.;"),s.push("const float       unpackDownScale = 255. / 256.;"),s.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),s.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),s.push("float unpackRGBToFloat( const in vec4 v ) {"),s.push("    return dot( v, unPackFactors );"),s.push("}")),r){s.push("in vec4 vWorldPosition;"),s.push("in float vFlags;");for(var n=0,o=i.getNumAllocatedSectionPlanes();n<o;n++)s.push("uniform bool sectionPlaneActive"+n+";"),s.push("uniform vec3 sectionPlanePos"+n+";"),s.push("uniform vec3 sectionPlaneDir"+n+";");s.push("uniform float sliceThickness;"),s.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(s),s.push("uniform vec4 lightAmbient;");for(var a=0,l=t.lights.length;a<l;a++){var u=t.lights[a];"ambient"!==u.type&&(s.push("uniform vec4 lightColor"+a+";"),"dir"===u.type&&s.push("uniform vec3 lightDir"+a+";"),"point"===u.type&&s.push("uniform vec3 lightPos"+a+";"),"spot"===u.type&&(s.push("uniform vec3 lightPos"+a+";"),s.push("uniform vec3 lightDir"+a+";")))}if(s.push("in vec4 vViewPosition;"),s.push("in vec4 vColor;"),s.push("out vec4 outColor;"),s.push("void main(void) {"),s.push("  vec4 newColor;"),s.push("  newColor = vColor;"),r){s.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),s.push("  if (clippable) {"),s.push("  float dist = 0.0;");for(var c=0,A=i.getNumAllocatedSectionPlanes();c<A;c++)s.push("if (sectionPlaneActive"+c+") {"),s.push("   dist += clamp(dot(-sectionPlaneDir"+c+".xyz, vWorldPosition.xyz - sectionPlanePos"+c+".xyz), 0.0, 1000.0);"),s.push("}");s.push("  if (dist > sliceThickness) { "),s.push("      discard;"),s.push("  }"),s.push("  if (dist > 0.0) { "),s.push("      newColor = sliceColor;"),s.push("  }"),s.push("}")}s.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),s.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),s.push("float lambertian = 1.0;"),s.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),s.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),s.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(var h=0,d=t.lights.length;h<d;h++){var p=t.lights[h];if("ambient"!==p.type){if("dir"===p.type)"view"===p.space?s.push("viewLightDir = normalize(lightDir"+h+");"):s.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+h+", 0.0)).xyz);");else if("point"===p.type)"view"===p.space?s.push("viewLightDir = -normalize(lightPos"+h+" - viewPosition.xyz);"):s.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+h+", 0.0)).xyz);");else{if("spot"!==p.type)continue;"view"===p.space?s.push("viewLightDir = normalize(lightDir"+h+");"):s.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+h+", 0.0)).xyz);")}s.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),s.push("reflectedColor += lambertian * (lightColor"+h+".rgb * lightColor"+h+".a);")}}return s.push("vec4 fragColor =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),this._withSAO?(s.push("   float viewportWidth     = uSAOParams[0];"),s.push("   float viewportHeight    = uSAOParams[1];"),s.push("   float blendCutoff       = uSAOParams[2];"),s.push("   float blendFactor       = uSAOParams[3];"),s.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),s.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),s.push("   outColor            = vec4(fragColor.rgb * ambient, 1.0);")):s.push("   outColor            = fragColor;"),e.logarithmicDepthBufferEnabled&&s.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),s.push("}"),s}}]),i}(),Xo=function(e){g(i,zo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 color;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 silhouetteColor;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vColor = vec4(silhouetteColor.r, silhouetteColor.g, silhouetteColor.b, min(silhouetteColor.a, color.a ));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,r=i._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Triangles batching silhouette fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),i.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),s){for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");n.push("uniform float sliceThickness;"),n.push("uniform vec4 sliceColor;")}if(n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),n.push("  vec4 newColor;"),n.push("  newColor = vColor;"),s){n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;");for(var o=0,a=r.getNumAllocatedSectionPlanes();o<a;o++)n.push("if (sectionPlaneActive"+o+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > sliceThickness) { "),n.push("      discard;"),n.push("  }"),n.push("  if (dist > 0.0) { "),n.push("      newColor = sliceColor;"),n.push("  }"),n.push("}")}return i.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("outColor = newColor;"),n.push("}"),n}}]),i}(),Jo=function(e){g(i,zo);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!1,edges:!0})}return C(i)}(),Yo=function(e){g(i,Jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesEmphasisRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("uniform vec4 color;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// EdgesEmphasisRenderer fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vColor;"),r.push("}"),r}}]),i}(),Zo=function(e){g(i,Jo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!1})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry edges drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(float(color.r*0.5) / 255.0, float(color.g*0.5) / 255.0, float(color.b*0.5) / 255.0, float(color.a) / 255.0);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry edges drawing fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vColor;"),r.push("}"),r}}]),i}(),qo=function(e){g(i,zo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry picking vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 pickColor;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),this._addRemapClipPosLines(i),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry picking fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vPickColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("   outColor = vPickColor; "),r.push("}"),r}}]),i}(),$o=function(e){g(i,zo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),this._addRemapClipPosLines(i),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching pick depth fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),r.push("uniform float pickZNear;"),r.push("uniform float pickZFar;"),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vViewPosition;"),r.push("vec4 packDepth(const in float depth) {"),r.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),r.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),r.push("  vec4 res = fract(depth * bitShift);"),r.push("  res -= res.xxyz * bitMask;"),r.push("  return res;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),r.push("    outColor = packDepth(zNormalizedDepth); "),r.push("}"),r}}]),i}(),ea=function(e){g(i,zo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vWorldNormal;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vec3 worldNormal =  octDecode(normal.xy); "),i.push("      vWorldNormal = worldNormal;"),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching pick normals fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec3 vWorldNormal;"),r.push("out highp ivec4 outNormal;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    outNormal = ivec4(vWorldNormal * float(".concat(re.MAX_INT,"), 1.0);")),r.push("}"),r}}]),i}(),ta=function(e){g(i,zo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching occlusion vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles batching occlusion fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}}]),i}(),ia=function(e){g(i,zo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec2 vHighPrecisionZW;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching depth fragment shader"),r.push("precision highp float;"),r.push("precision highp int;"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec2 vHighPrecisionZW;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),r.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),r.push("}"),r}}]),i}(),ra=function(e){g(i,zo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in vec4 color;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i,!0),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition   = viewMatrix * worldPosition; "),i.push("      vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("      vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("      vWorldPosition  = worldPosition;"),i.push("      vFlags         = flags;")),i.push("      vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry normals fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec3 vViewNormal;"),r.push("vec3 packNormalToRGB( const in vec3 normal ) {"),r.push("    return normalize( normal ) * 0.5 + 0.5;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),r.push("}"),r}}]),i}(),sa=function(e){g(i,zo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry shadow vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),i.push("  int colorFlag = int(flags) & 0xF;"),i.push("  bool visible        = (colorFlag > 0);"),i.push("  bool transparent    = ((float(color.a) / 255.0) < 1.0);"),i.push("  if (!visible || transparent) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("      vViewPosition = viewPosition;"),i.push("      gl_Position = shadowProjMatrix * viewPosition;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry shadow fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in vec4 vViewPosition;"),i.push("vec4 encodeFloat( const in float v ) {"),i.push("  const vec4 bitShift = vec4(256 * 256 * 256, 256 * 256, 256, 1.0);"),i.push("  const vec4 bitMask = vec4(0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);"),i.push("  vec4 comp = fract(v * bitShift);"),i.push("  comp -= comp.xxyz * bitMask;"),i.push("  return comp;"),i.push("}"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    outColor = encodeFloat( gl_FragCoord.z); "),i.push("}"),i}}]),i}(),na=function(e){g(i,zo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=e._lightsState,r=t.getNumAllocatedSectionPlanes()>0,s=t.clippingCaps,n=[];return n.push("#version 300 es"),n.push("// Triangles batching quality draw vertex shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("precision highp usampler2D;"),n.push("precision highp isampler2D;"),n.push("precision highp sampler2D;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("precision mediump usampler2D;"),n.push("precision mediump isampler2D;"),n.push("precision mediump sampler2D;"),n.push("#endif"),n.push("uniform int renderPass;"),n.push("in vec3 position;"),n.push("in vec3 normal;"),n.push("in vec4 color;"),n.push("in vec2 uv;"),n.push("in vec2 metallicRoughness;"),n.push("in float flags;"),e.entityOffsetsEnabled&&n.push("in vec3 offset;"),this._addMatricesUniformBlockLines(n,!0),n.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;")),n.push("vec3 octDecode(vec2 oct) {"),n.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),n.push("    if (v.z < 0.0) {"),n.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),n.push("    }"),n.push("    return normalize(v);"),n.push("}"),n.push("out vec4 vViewPosition;"),n.push("out vec3 vViewNormal;"),n.push("out vec4 vColor;"),n.push("out vec2 vUV;"),n.push("out vec2 vMetallicRoughness;"),i.lightMaps.length>0&&n.push("out vec3 vWorldNormal;"),r&&(n.push("out vec4 vWorldPosition;"),n.push("out float vFlags;"),s&&n.push("out vec4 vClipPosition;")),n.push("void main(void) {"),n.push("int colorFlag = int(flags) & 0xF;"),n.push("if (colorFlag != renderPass) {"),n.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),n.push("} else {"),n.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&n.push("worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix * worldPosition; "),n.push("vec4 worldNormal =  worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),n.push("vec3 viewNormal = normalize((viewNormalMatrix * worldNormal).xyz);"),n.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),n.push("vFragDepth = 1.0 + clipPos.w;")),r&&(n.push("vWorldPosition = worldPosition;"),n.push("vFlags = flags;"),s&&n.push("vClipPosition = clipPos;")),n.push("vViewPosition = viewPosition;"),n.push("vViewNormal = viewNormal;"),n.push("vColor = color;"),n.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),n.push("vMetallicRoughness = metallicRoughness;"),i.lightMaps.length>0&&n.push("vWorldNormal = worldNormal.xyz;"),n.push("gl_Position = clipPos;"),n.push("}"),n.push("}"),n}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e.gammaOutput,i=e._sectionPlanesState,r=e._lightsState,s=i.getNumAllocatedSectionPlanes()>0,n=i.clippingCaps,o=[];o.push("#version 300 es"),o.push("// Triangles batching quality draw fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),o.push("uniform sampler2D uColorMap;"),o.push("uniform sampler2D uMetallicRoughMap;"),o.push("uniform sampler2D uEmissiveMap;"),o.push("uniform sampler2D uNormalMap;"),o.push("uniform sampler2D uAOMap;"),o.push("in vec4 vViewPosition;"),o.push("in vec3 vViewNormal;"),o.push("in vec4 vColor;"),o.push("in vec2 vUV;"),o.push("in vec2 vMetallicRoughness;"),r.lightMaps.length>0&&o.push("in vec3 vWorldNormal;"),this._addMatricesUniformBlockLines(o,!0),r.reflectionMaps.length>0&&o.push("uniform samplerCube reflectionMap;"),r.lightMaps.length>0&&o.push("uniform samplerCube lightMap;"),o.push("uniform vec4 lightAmbient;");for(var a=0,l=r.lights.length;a<l;a++){var u=r.lights[a];"ambient"!==u.type&&(o.push("uniform vec4 lightColor"+a+";"),"dir"===u.type&&o.push("uniform vec3 lightDir"+a+";"),"point"===u.type&&o.push("uniform vec3 lightPos"+a+";"),"spot"===u.type&&(o.push("uniform vec3 lightPos"+a+";"),o.push("uniform vec3 lightDir"+a+";")))}if(this._withSAO&&(o.push("uniform sampler2D uOcclusionTexture;"),o.push("uniform vec4      uSAOParams;"),o.push("const float       packUpscale = 256. / 255.;"),o.push("const float       unpackDownScale = 255. / 256.;"),o.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),o.push("float unpackRGBToFloat( const in vec4 v ) {"),o.push("    return dot( v, unPackFactors );"),o.push("}")),o.push("uniform float gammaFactor;"),o.push("vec4 linearToLinear( in vec4 value ) {"),o.push("  return value;"),o.push("}"),o.push("vec4 sRGBToLinear( in vec4 value ) {"),o.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),o.push("}"),o.push("vec4 gammaToLinear( in vec4 value) {"),o.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),o.push("}"),t&&(o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}")),s){o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),n&&o.push("in vec4 vClipPosition;");for(var c=0,A=i.getNumAllocatedSectionPlanes();c<A;c++)o.push("uniform bool sectionPlaneActive"+c+";"),o.push("uniform vec3 sectionPlanePos"+c+";"),o.push("uniform vec3 sectionPlaneDir"+c+";")}if(o.push("#define PI 3.14159265359"),o.push("#define RECIPROCAL_PI 0.31830988618"),o.push("#define RECIPROCAL_PI2 0.15915494"),o.push("#define EPSILON 1e-6"),o.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),o.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),o.push("       vec3 texel = texture( uNormalMap, uv ).xyz;"),o.push("       if (texel.x == 0.0 && texel.y == 0.0 && texel.z == 0.0) {"),o.push("              return surf_norm;"),o.push("       }"),o.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),o.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),o.push("      vec2 st0 = dFdx( uv.st );"),o.push("      vec2 st1 = dFdy( uv.st );"),o.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),o.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),o.push("      vec3 N = normalize( surf_norm );"),o.push("      vec3 mapN = texel.xyz * 2.0 - 1.0;"),o.push("      mat3 tsn = mat3( S, T, N );"),o.push("      return normalize( tsn * mapN );"),o.push("}"),o.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),o.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),o.push("}"),o.push("struct IncidentLight {"),o.push("   vec3 color;"),o.push("   vec3 direction;"),o.push("};"),o.push("struct ReflectedLight {"),o.push("   vec3 diffuse;"),o.push("   vec3 specular;"),o.push("};"),o.push("struct Geometry {"),o.push("   vec3 position;"),o.push("   vec3 viewNormal;"),o.push("   vec3 worldNormal;"),o.push("   vec3 viewEyeDir;"),o.push("};"),o.push("struct Material {"),o.push("   vec3  diffuseColor;"),o.push("   float specularRoughness;"),o.push("   vec3  specularColor;"),o.push("   float shine;"),o.push("};"),o.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),o.push("   float r = ggxRoughness + 0.0001;"),o.push("   return (2.0 / (r * r) - 2.0);"),o.push("}"),o.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),o.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),o.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),o.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),o.push("}"),r.reflectionMaps.length>0&&(o.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),o.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),o.push("   vec3 envMapColor = sRGBToLinear(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),o.push("  return envMapColor;"),o.push("}")),o.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),o.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),o.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),o.push("}"),o.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),o.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),o.push("   return 1.0 / ( gl * gv );"),o.push("}"),o.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),o.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),o.push("   return 0.5 / max( gv + gl, EPSILON );"),o.push("}"),o.push("float D_GGX(const in float alpha, const in float dotNH) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),o.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),o.push("}"),o.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),o.push("   float alpha = ( roughness * roughness );"),o.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),o.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),o.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),o.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),o.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),o.push("   vec3  F = F_Schlick( specularColor, dotLH );"),o.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),o.push("   float D = D_GGX( alpha, dotNH );"),o.push("   return F * (G * D);"),o.push("}"),o.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),o.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),o.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),o.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),o.push("   vec4 r = roughness * c0 + c1;"),o.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),o.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),o.push("   return specularColor * AB.x + AB.y;"),o.push("}"),(r.lightMaps.length>0||r.reflectionMaps.length>0)&&(o.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),r.lightMaps.length>0&&(o.push("   vec3 irradiance = sRGBToLinear(texture(lightMap, geometry.worldNormal)).rgb;"),o.push("   irradiance *= PI;"),o.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),o.push("   reflectedLight.diffuse +=  irradiance * diffuseBRDFContrib;")),r.reflectionMaps.length>0&&(o.push("   vec3 reflectVec             = reflect(geometry.viewEyeDir, geometry.viewNormal);"),o.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),o.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),o.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),o.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),o.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),o.push("}")),o.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),o.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),o.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),o.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),o.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),o.push("}"),o.push("out vec4 outColor;"),o.push("void main(void) {"),s){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(var h=0,d=i.getNumAllocatedSectionPlanes();h<d;h++)o.push("if (sectionPlaneActive"+h+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+h+".xyz, vWorldPosition.xyz - sectionPlanePos"+h+".xyz), 0.0, 1000.0);"),o.push("}");n?(o.push("  if (dist > (0.002 * vClipPosition.w)) {"),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      outColor=vec4(1.0, 0.0, 0.0, 1.0);"),e.logarithmicDepthBufferEnabled&&o.push("  gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("  return;"),o.push("}")):(o.push("  if (dist > 0.0) { "),o.push("      discard;"),o.push("  }")),o.push("}")}o.push("IncidentLight  light;"),o.push("Material       material;"),o.push("Geometry       geometry;"),o.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),o.push("vec3 rgb = (vec3(float(vColor.r) / 255.0, float(vColor.g) / 255.0, float(vColor.b) / 255.0));"),o.push("float opacity = float(vColor.a) / 255.0;"),o.push("vec3  baseColor = rgb;"),o.push("float specularF0 = 1.0;"),o.push("float metallic = float(vMetallicRoughness.r) / 255.0;"),o.push("float roughness = float(vMetallicRoughness.g) / 255.0;"),o.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),o.push("vec4 colorTexel = sRGBToLinear(texture(uColorMap, vUV));"),o.push("baseColor *= colorTexel.rgb;"),o.push("vec3 metalRoughTexel = texture(uMetallicRoughMap, vUV).rgb;"),o.push("metallic *= metalRoughTexel.b;"),o.push("roughness *= metalRoughTexel.g;"),o.push("vec3 viewNormal = perturbNormal2Arb(vViewPosition.xyz, normalize(vViewNormal), vUV );"),o.push("material.diffuseColor      = baseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),o.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),o.push("material.specularColor     = mix(vec3(dielectricSpecular), baseColor, metallic);"),o.push("geometry.position      = vViewPosition.xyz;"),o.push("geometry.viewNormal    = -normalize(viewNormal);"),o.push("geometry.viewEyeDir    = normalize(vViewPosition.xyz);"),r.lightMaps.length>0&&o.push("geometry.worldNormal   = normalize(vWorldNormal);"),(r.lightMaps.length>0||r.reflectionMaps.length>0)&&o.push("computePBRLightMapping(geometry, material, reflectedLight);");for(var p=0,f=r.lights.length;p<f;p++){var v=r.lights[p];if("ambient"!==v.type){if("dir"===v.type)"view"===v.space?o.push("light.direction =  normalize(lightDir"+p+");"):o.push("light.direction =  normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);");else if("point"===v.type)"view"===v.space?o.push("light.direction =  normalize(lightPos"+p+" - vViewPosition.xyz);"):o.push("light.direction =  normalize((viewMatrix * vec4(lightPos"+p+", 0.0)).xyz);");else{if("spot"!==v.type)continue;"view"===v.space?o.push("light.direction =  normalize(lightDir"+p+");"):o.push("light.direction =  normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);")}o.push("light.color =  lightColor"+p+".rgb * lightColor"+p+".a;"),o.push("computePBRLighting(light, geometry, material, reflectedLight);")}}return o.push("vec3 emissiveColor = sRGBToLinear(texture(uEmissiveMap, vUV)).rgb;"),o.push("float aoFactor = texture(uAOMap, vUV).r;"),o.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * baseColor * opacity * rgb) + (reflectedLight.diffuse) + (reflectedLight.specular) + emissiveColor;"),o.push("vec4 fragColor;"),this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   fragColor               = vec4(outgoingLight.rgb * ambient * aoFactor, opacity);")):o.push("   fragColor            = vec4(outgoingLight.rgb * aoFactor, opacity);"),t&&o.push("fragColor = linearToGamma(fragColor, gammaFactor);"),o.push("outColor = fragColor;"),e.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}]),i}(),oa=function(e){g(i,zo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching pick flat normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Triangles batching pick flat normals fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),r.push("in vec4 vWorldPosition;"),i){r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("out highp ivec4 outNormal;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),r.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),r.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),r.push("  outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),r.push("}"),r}}]),i}(),aa=function(e){g(i,zo);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles batching color texture vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in vec2 uv;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),i.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("out vec2 vUV;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e.gammaOutput,i=e._lightsState,r=e._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=this._useAlphaCutoff,o=[];if(o.push("#version 300 es"),o.push("// Triangles batching color texture fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),o.push("uniform sampler2D uColorMap;"),this._withSAO&&(o.push("uniform sampler2D uOcclusionTexture;"),o.push("uniform vec4      uSAOParams;"),o.push("const float       packUpscale = 256. / 255.;"),o.push("const float       unpackDownScale = 255. / 256.;"),o.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),o.push("float unpackRGBToFloat( const in vec4 v ) {"),o.push("    return dot( v, unPackFactors );"),o.push("}")),o.push("uniform float gammaFactor;"),o.push("vec4 linearToLinear( in vec4 value ) {"),o.push("  return value;"),o.push("}"),o.push("vec4 sRGBToLinear( in vec4 value ) {"),o.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),o.push("}"),o.push("vec4 gammaToLinear( in vec4 value) {"),o.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),o.push("}"),t&&(o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}")),s){o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;");for(var a=0,l=r.getNumAllocatedSectionPlanes();a<l;a++)o.push("uniform bool sectionPlaneActive"+a+";"),o.push("uniform vec3 sectionPlanePos"+a+";"),o.push("uniform vec3 sectionPlaneDir"+a+";");o.push("uniform float sliceThickness;"),o.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(o),o.push("uniform vec4 lightAmbient;");for(var u=0,c=i.lights.length;u<c;u++){var A=i.lights[u];"ambient"!==A.type&&(o.push("uniform vec4 lightColor"+u+";"),"dir"===A.type&&o.push("uniform vec3 lightDir"+u+";"),"point"===A.type&&o.push("uniform vec3 lightPos"+u+";"),"spot"===A.type&&(o.push("uniform vec3 lightPos"+u+";"),o.push("uniform vec3 lightDir"+u+";")))}if(n&&o.push("uniform float materialAlphaCutoff;"),o.push("in vec4 vViewPosition;"),o.push("in vec4 vColor;"),o.push("in vec2 vUV;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),o.push("  vec4 newColor;"),o.push("  newColor = vColor;"),s){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(var h=0,d=r.getNumAllocatedSectionPlanes();h<d;h++)o.push("if (sectionPlaneActive"+h+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+h+".xyz, vWorldPosition.xyz - sectionPlanePos"+h+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > sliceThickness) { "),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      newColor = sliceColor;"),o.push("  }"),o.push("}")}o.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),o.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),o.push("float lambertian = 1.0;"),o.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),o.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),o.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(var p=0,f=i.lights.length;p<f;p++){var v=i.lights[p];if("ambient"!==v.type){if("dir"===v.type)"view"===v.space?o.push("viewLightDir = normalize(lightDir"+p+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);");else if("point"===v.type)"view"===v.space?o.push("viewLightDir = -normalize(lightPos"+p+" - viewPosition.xyz);"):o.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+p+", 0.0)).xyz);");else{if("spot"!==v.type)continue;"view"===v.space?o.push("viewLightDir = normalize(lightDir"+p+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);")}o.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),o.push("reflectedColor += lambertian * (lightColor"+p+".rgb * lightColor"+p+".a);")}}return o.push("vec4 color =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),o.push("vec4 sampleColor = texture(uColorMap, vUV);"),n&&(o.push("if (sampleColor.a < materialAlphaCutoff) {"),o.push("   discard;"),o.push("}")),t&&o.push("sampleColor = sRGBToLinear(sampleColor);"),o.push("vec4 colorTexel = color * sampleColor;"),o.push("float opacity = color.a;"),this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   outColor                = vec4(colorTexel.rgb * ambient, opacity);")):o.push("   outColor                = vec4(colorTexel.rgb, opacity);"),t&&o.push("outColor = linearToGamma(outColor, gammaFactor);"),e.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}]),i}(),la=re.vec3(),ua=re.vec3(),ca=re.vec3(),Aa=re.vec3(),ha=re.mat4(),da=function(e){g(i,Go);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=t.aabb,h=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var d,p,f=la;if(f[0]=re.safeInv(A[3]-A[0])*re.MAX_INT,f[1]=re.safeInv(A[4]-A[1])*re.MAX_INT,f[2]=re.safeInv(A[5]-A[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(f[0]),e.snapPickCoordinateScale[1]=re.safeInv(f[1]),e.snapPickCoordinateScale[2]=re.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=ua;if(l){var g=ca;re.transformPoint3(c,l,g),v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],d=He(h,v,ha),(p=Aa)[0]=n.eye[0]-v[0],p[1]=n.eye[1]-v[1],p[2]=n.eye[2]-v[2],e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else d=h,p=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,p),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(d,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),a.indicesBuf.bind(),o.drawElements(o.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),pa=re.vec3(),fa=re.vec3(),va=re.vec3(),ga=re.vec3(),ma=re.mat4(),_a=function(e){g(i,Go);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=t.aabb,h=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var d,p,f=pa;if(f[0]=re.safeInv(A[3]-A[0])*re.MAX_INT,f[1]=re.safeInv(A[4]-A[1])*re.MAX_INT,f[2]=re.safeInv(A[5]-A[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(f[0]),e.snapPickCoordinateScale[1]=re.safeInv(f[1]),e.snapPickCoordinateScale[2]=re.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=fa;if(l){var g=va;re.transformPoint3(c,l,g),v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],d=He(h,v,ma),(p=ga)[0]=n.eye[0]-v[0],p[1]=n.eye[1]-v[1],p[2]=n.eye[2]-v[2],e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else d=h,p=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,p),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(d,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),"edge"===e.snapMode?(a.edgeIndicesBuf.bind(),o.drawElements(o.LINES,a.edgeIndicesBuf.numItems,a.edgeIndicesBuf.itemType,0),a.edgeIndicesBuf.unbind()):o.drawArrays(o.POINTS,0,a.positionsBuf.numItems)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;var i=[];return i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),ya=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorTextureRenderer&&!this._colorTextureRenderer.getValid()&&(this._colorTextureRenderer.destroy(),this._colorTextureRenderer=null),this._colorTextureRendererWithSAO&&!this._colorTextureRendererWithSAO.getValid()&&(this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererWithSAO=null),this._colorTextureRendererAlphaCutoff&&!this._colorTextureRendererAlphaCutoff.getValid()&&(this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererAlphaCutoff=null),this._colorTextureRendererWithSAOAlphaCutoff&&!this._colorTextureRendererWithSAOAlphaCutoff.getValid()&&(this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff=null),this._pbrRenderer&&!this._pbrRenderer.getValid()&&(this._pbrRenderer.destroy(),this._pbrRenderer=null),this._pbrRendererWithSAO&&!this._pbrRendererWithSAO.getValid()&&(this._pbrRendererWithSAO.destroy(),this._pbrRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"eagerCreateRenders",value:function(){this._silhouetteRenderer||(this._silhouetteRenderer=new Xo(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new qo(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new $o(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new da(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new _a(this._scene))}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new Wo(this._scene,!1)),this._colorRenderer}},{key:"colorRendererWithSAO",get:function(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new Wo(this._scene,!0)),this._colorRendererWithSAO}},{key:"flatColorRenderer",get:function(){return this._flatColorRenderer||(this._flatColorRenderer=new Ko(this._scene,!1)),this._flatColorRenderer}},{key:"flatColorRendererWithSAO",get:function(){return this._flatColorRendererWithSAO||(this._flatColorRendererWithSAO=new Ko(this._scene,!0)),this._flatColorRendererWithSAO}},{key:"colorTextureRenderer",get:function(){return this._colorTextureRenderer||(this._colorTextureRenderer=new aa(this._scene,!1)),this._colorTextureRenderer}},{key:"colorTextureRendererWithSAO",get:function(){return this._colorTextureRendererWithSAO||(this._colorTextureRendererWithSAO=new aa(this._scene,!0)),this._colorTextureRendererWithSAO}},{key:"colorTextureRendererAlphaCutoff",get:function(){return this._colorTextureRendererAlphaCutoff||(this._colorTextureRendererAlphaCutoff=new aa(this._scene,!1,{useAlphaCutoff:!0})),this._colorTextureRendererAlphaCutoff}},{key:"colorTextureRendererWithSAOAlphaCutoff",get:function(){return this._colorTextureRendererWithSAOAlphaCutoff||(this._colorTextureRendererWithSAOAlphaCutoff=new aa(this._scene,!0,{useAlphaCutoff:!0})),this._colorTextureRendererWithSAOAlphaCutoff}},{key:"pbrRenderer",get:function(){return this._pbrRenderer||(this._pbrRenderer=new na(this._scene,!1)),this._pbrRenderer}},{key:"pbrRendererWithSAO",get:function(){return this._pbrRendererWithSAO||(this._pbrRendererWithSAO=new na(this._scene,!0)),this._pbrRendererWithSAO}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Xo(this._scene)),this._silhouetteRenderer}},{key:"depthRenderer",get:function(){return this._depthRenderer||(this._depthRenderer=new ia(this._scene)),this._depthRenderer}},{key:"normalsRenderer",get:function(){return this._normalsRenderer||(this._normalsRenderer=new ra(this._scene)),this._normalsRenderer}},{key:"edgesRenderer",get:function(){return this._edgesRenderer||(this._edgesRenderer=new Yo(this._scene)),this._edgesRenderer}},{key:"edgesColorRenderer",get:function(){return this._edgesColorRenderer||(this._edgesColorRenderer=new Zo(this._scene)),this._edgesColorRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new qo(this._scene)),this._pickMeshRenderer}},{key:"pickNormalsRenderer",get:function(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new ea(this._scene)),this._pickNormalsRenderer}},{key:"pickNormalsFlatRenderer",get:function(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new oa(this._scene)),this._pickNormalsFlatRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new $o(this._scene)),this._pickDepthRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new ta(this._scene)),this._occlusionRenderer}},{key:"shadowRenderer",get:function(){return this._shadowRenderer||(this._shadowRenderer=new sa(this._scene)),this._shadowRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new _a(this._scene)),this._snapRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new da(this._scene)),this._snapInitRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorTextureRenderer&&this._colorTextureRenderer.destroy(),this._colorTextureRendererWithSAO&&this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererAlphaCutoff&&this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff&&this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._pbrRenderer&&this._pbrRenderer.destroy(),this._pbrRendererWithSAO&&this._pbrRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),ba={};var xa=65536,wa=5e6,Ba=function(){function e(){B(this,e)}return C(e,[{key:"doublePrecisionEnabled",get:function(){return re.getDoublePrecisionEnabled()},set:function(e){re.setDoublePrecisionEnabled(e)}},{key:"maxDataTextureHeight",get:function(){return xa},set:function(e){(e=1024*Math.ceil(e/1024))>4096?e=4096:e<1024&&(e=1024),xa=e}},{key:"maxGeometryBatchSize",get:function(){return wa},set:function(e){e<1e5?e=1e5:e>5e6&&(e=5e6),wa=e}}]),e}(),Pa=new Ba,Ca=C((function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:Pa.maxGeometryBatchSize;B(this,e),this.maxVerts=t,this.maxIndices=3*t,this.positions=[],this.colors=[],this.uv=[],this.metallicRoughness=[],this.normals=[],this.pickColors=[],this.offsets=[],this.indices=[],this.edgeIndices=[]})),Ma=re.mat4(),Ea=re.mat4();function Fa(e,t,i){for(var r=e.length,s=new Uint16Array(r),n=t[0],o=t[1],a=t[2],l=t[3]-n,u=t[4]-o,c=t[5]-a,A=65525,h=A/l,d=A/u,p=A/c,f=function(e){return e>=0?e:0},v=0;v<r;v+=3)s[v+0]=Math.floor(f(e[v+0]-n)*h),s[v+1]=Math.floor(f(e[v+1]-o)*d),s[v+2]=Math.floor(f(e[v+2]-a)*p);return re.identityMat4(Ma),re.translationMat4v(t,Ma),re.identityMat4(Ea),re.scalingMat4v([l/A,u/A,c/A],Ea),re.mulMat4(Ma,Ea,i),s}function ka(e,t){var i=e[0],r=e[1],s=e[2],n=e[3]-i,o=e[4]-r,a=e[5]-s,l=65525;return re.identityMat4(Ma),re.translationMat4v(e,Ma),re.identityMat4(Ea),re.scalingMat4v([n/l,o/l,a/l],Ea),re.mulMat4(Ma,Ea,t),t}function Ia(e,t,i){var r=e[0]/(Math.abs(e[0])+Math.abs(e[1])+Math.abs(e[2])),s=e[1]/(Math.abs(e[0])+Math.abs(e[1])+Math.abs(e[2]));if(e[2]<0){var n,o;n=(1-Math.abs(s))*(r>=0?1:-1),o=(1-Math.abs(r))*(s>=0?1:-1),r=n,s=o}return new Int8Array([Math[t](127.5*r+(r<0?-1:0)),Math[i](127.5*s+(s<0?-1:0))])}function Da(e){var t=e[0],i=e[1];t/=t<0?127:128,i/=i<0?127:128;var r=1-Math.abs(t)-Math.abs(i);r<0&&(t=(1-Math.abs(i))*(t>=0?1:-1),i=(1-Math.abs(t))*(i>=0?1:-1));var s=Math.sqrt(t*t+i*i+r*r);return[t/s,i/s,r/s]}var Sa=re.mat4(),Ta=re.mat4(),La=re.vec4([0,0,0,1]),Ra=re.vec3(),Ua=re.vec3(),Oa=re.vec3(),Na=re.vec3(),Qa=re.vec3(),Va=re.vec3(),Ha=re.vec3(),ja=function(){function e(t){B(this,e),this.model=t.model,this.sortId="TrianglesBatchingLayer"+(t.solid?"-solid":"-surface")+(t.autoNormals?"-autonormals":"-normals")+(t.textureSet&&t.textureSet.colorTexture?"-colorTexture":"")+(t.textureSet&&t.textureSet.metallicRoughnessTexture?"-metallicRoughnessTexture":""),this.layerIndex=t.layerIndex,this._renderers=function(e){var t=e.id,i=ba[t];return i||(i=new ya(e),ba[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(function(){i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(function(){delete ba[t],i._destroy()}))),i}(t.model.scene),this._buffer=new Ca(t.maxGeometryBatchSize),this._scratchMemory=t.scratchMemory,this._state=new hi({origin:re.vec3(),positionsBuf:null,offsetsBuf:null,normalsBuf:null,colorsBuf:null,uvBuf:null,metallicRoughnessBuf:null,flagsBuf:null,indicesBuf:null,edgeIndicesBuf:null,positionsDecodeMatrix:null,uvDecodeMatrix:null,textureSet:t.textureSet,pbrSupported:!1}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=re.collapseAABB3(),this._portions=[],this._meshes=[],this._numVerts=0,this._aabb=re.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,t.positionsDecodeMatrix&&(this._state.positionsDecodeMatrix=re.mat4(t.positionsDecodeMatrix)),t.uvDecodeMatrix?(this._state.uvDecodeMatrix=re.mat3(t.uvDecodeMatrix),this._preCompressedUVsExpected=!0):this._preCompressedUVsExpected=!1,t.origin&&this._state.origin.set(t.origin),this.solid=!!t.solid,this.primitive=t.primitive}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e,t){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts&&this._buffer.indices.length+t<this._buffer.maxIndices}},{key:"createPortion",value:function(e,t){if(this._finalized)throw"Already finalized";var i,r=t.positions,s=t.positionsCompressed,n=t.normals,o=t.normalsCompressed,a=t.uv,l=t.uvCompressed,u=t.colors,c=t.colorsCompressed,A=t.indices,h=t.edgeIndices,d=t.color,p=t.metallic,f=t.roughness,v=t.opacity,g=t.meshMatrix,m=t.pickColor,_=this.model.scene,y=this._buffer,b=y.positions.length/3;if(re.expandAABB3(this._modelAABB,t.aabb),this._state.positionsDecodeMatrix){if(!s)throw"positionsCompressed expected";i=s.length/3;for(var x=0,w=s.length;x<w;x++)y.positions.push(s[x])}else{if(!r)throw"positions expected";i=r.length/3;for(var B=0,P=r.length;B<P;B++)y.positions.push(r[B])}if(o&&o.length>0)for(var C=0,M=o.length;C<M;C++)y.normals.push(o[C]);else if(n&&n.length>0){var E=Sa;g?re.inverseMat4(re.transposeMat4(g,Ta),E):re.identityMat4(E,E),function(e,t,i,r,s){function n(e,t){return e[0]*t[0]+e[1]*t[1]+e[2]*t[2]}var o,a,l,u,c,A=new Float32Array([0,0,0,0]),h=new Float32Array([0,0,0,0]);for(c=0;c<i;c+=3)A[0]=t[c],A[1]=t[c+1],A[2]=t[c+2],re.transformVec3(e,A,h),re.normalizeVec3(h,h),a=o=Ia(h,"floor","floor"),l=u=n(h,Da(o)),(l=n(h,Da(o=Ia(h,"ceil","floor"))))>u&&(a=o,u=l),(l=n(h,Da(o=Ia(h,"floor","ceil"))))>u&&(a=o,u=l),(l=n(h,Da(o=Ia(h,"ceil","ceil"))))>u&&(a=o,u=l),r[s+c+0]=a[0],r[s+c+1]=a[1],r[s+c+2]=0}(E,n,n.length,y.normals,y.normals.length)}if(u)for(var F=0,k=u.length;F<k;F+=3)y.colors.push(255*u[F]),y.colors.push(255*u[F+1]),y.colors.push(255*u[F+2]),y.colors.push(255);else if(c)for(var I=0,D=u.length;I<D;I+=3)y.colors.push(u[I]),y.colors.push(u[I+1]),y.colors.push(u[I+2]),y.colors.push(255);else if(d)for(var S=d[0],T=d[1],L=d[2],R=v,U=0;U<i;U++)y.colors.push(S),y.colors.push(T),y.colors.push(L),y.colors.push(R);for(var O=null!=p?p:0,N=null!=f?f:255,Q=0;Q<i;Q++)y.metallicRoughness.push(O),y.metallicRoughness.push(N);if(a&&a.length>0)for(var V=0,H=a.length;V<H;V++)y.uv.push(a[V]);else if(l&&l.length>0)for(var j=0,G=l.length;j<G;j++)y.uv.push(l[j]);for(var z=0,W=A.length;z<W;z++)y.indices.push(b+A[z]);if(h)for(var K=0,X=h.length;K<X;K++)y.edgeIndices.push(b+h[K]);for(var J=y.pickColors.length,Y=J,Z=J+4*i;Y<Z;Y+=4)y.pickColors.push(m[0]),y.pickColors.push(m[1]),y.pickColors.push(m[2]),y.pickColors.push(m[3]);if(_.entityOffsetsEnabled)for(var q=0;q<i;q++)y.offsets.push(0),y.offsets.push(0),y.offsets.push(0);var $=this._portions.length,ee={vertsBaseIndex:b,numVerts:i,indicesBaseIndex:y.indices.length-A.length,numIndices:A.length};return _.readableGeometryEnabled&&(ee.indices=A,_.entityOffsetsEnabled&&(ee.offset=new Float32Array(3))),this._portions.push(ee),this._numPortions++,this.model.numPortions++,this._numVerts+=ee.numVerts,this._meshes.push(e),$}},{key:"finalize",value:function(){if(!this._finalized){var e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0){var r=this._state.positionsDecodeMatrix?new Uint16Array(i.positions):Fa(i.positions,this._modelAABB,this._state.positionsDecodeMatrix=re.mat4());if(e.positionsBuf=new Wt(t,t.ARRAY_BUFFER,r,r.length,3,t.STATIC_DRAW),this.model.scene.readableGeometryEnabled)for(var s=0,n=this._portions.length;s<n;s++){var o=this._portions[s],a=3*o.vertsBaseIndex,l=a+3*o.numVerts;o.quantizedPositions=r.slice(a,l)}}if(i.normals.length>0){var u=new Int8Array(i.normals);e.normalsBuf=new Wt(t,t.ARRAY_BUFFER,u,i.normals.length,3,t.STATIC_DRAW,!0)}if(i.colors.length>0){var c=new Uint8Array(i.colors);e.colorsBuf=new Wt(t,t.ARRAY_BUFFER,c,i.colors.length,4,t.DYNAMIC_DRAW,!1)}if(i.uv.length>0)if(e.uvDecodeMatrix){e.uvBuf=new Wt(t,t.ARRAY_BUFFER,i.uv,i.uv.length,2,t.STATIC_DRAW,!1)}else{var A=zi.getUVBounds(i.uv),h=zi.compressUVs(i.uv,A.min,A.max),d=h.quantized;e.uvDecodeMatrix=re.mat3(h.decodeMatrix),e.uvBuf=new Wt(t,t.ARRAY_BUFFER,d,d.length,2,t.STATIC_DRAW,!1)}if(i.metallicRoughness.length>0){var p=new Uint8Array(i.metallicRoughness);e.metallicRoughnessBuf=new Wt(t,t.ARRAY_BUFFER,p,i.metallicRoughness.length,2,t.STATIC_DRAW,!1)}if(i.positions.length>0){var f=i.positions.length/3,v=new Float32Array(f);e.flagsBuf=new Wt(t,t.ARRAY_BUFFER,v,v.length,1,t.DYNAMIC_DRAW,!1)}if(i.pickColors.length>0){var g=new Uint8Array(i.pickColors);e.pickColorsBuf=new Wt(t,t.ARRAY_BUFFER,g,i.pickColors.length,4,t.STATIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){var m=new Float32Array(i.offsets);e.offsetsBuf=new Wt(t,t.ARRAY_BUFFER,m,i.offsets.length,3,t.DYNAMIC_DRAW)}if(i.indices.length>0){var _=new Uint32Array(i.indices);e.indicesBuf=new Wt(t,t.ELEMENT_ARRAY_BUFFER,_,i.indices.length,1,t.STATIC_DRAW)}if(i.edgeIndices.length>0){var y=new Uint32Array(i.edgeIndices);e.edgeIndicesBuf=new Wt(t,t.ELEMENT_ARRAY_BUFFER,y,i.edgeIndices.length,1,t.STATIC_DRAW)}this._state.pbrSupported=!!(e.metallicRoughnessBuf&&e.uvBuf&&e.normalsBuf&&e.textureSet&&e.textureSet.colorTexture&&e.textureSet.metallicRoughnessTexture),this._state.colorTextureSupported=!!e.uvBuf&&!!e.textureSet&&!!e.textureSet.colorTexture,this._buffer=null,this._finalized=!0}}},{key:"isEmpty",value:function(){return!this._state.indicesBuf}},{key:"initFlags",value:function(e,t,i){t&Ke&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&$e&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&qe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&et&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Ye&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&tt&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&Je&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Xe&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,!0)}},{key:"flushInitFlags",value:function(){this._setDeferredFlags()}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&tt?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Ye?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Je?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";for(var i=e,r=this._portions[i],s=4*r.vertsBaseIndex,n=4*r.numVerts,o=this._scratchMemory.getUInt8Array(n),a=t[0],l=t[1],u=t[2],c=t[3],A=0;A<n;A+=4)o[A+0]=a,o[A+1]=l,o[A+2]=u,o[A+3]=c;this._state.colorsBuf&&this._state.colorsBuf.setData(o,s,n)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(!this._finalized)throw"Not finalized";var s,n,o=e,a=this._portions[o],l=a.vertsBaseIndex,u=a.numVerts,c=l,A=u,h=!!(t&Ke),d=!!(t&qe),p=!!(t&$e),f=!!(t&et),v=!!(t&tt),g=!!(t&Je),m=!!(t&Xe);s=!h||m||d||p&&!this.model.scene.highlightMaterial.glowThrough||f&&!this.model.scene.selectedMaterial.glowThrough?Uo.NOT_RENDERED:i?Uo.COLOR_TRANSPARENT:Uo.COLOR_OPAQUE,n=!h||m?Uo.NOT_RENDERED:f?Uo.SILHOUETTE_SELECTED:p?Uo.SILHOUETTE_HIGHLIGHTED:d?Uo.SILHOUETTE_XRAYED:Uo.NOT_RENDERED;var _=0;_=!h||m?Uo.NOT_RENDERED:f?Uo.EDGES_SELECTED:p?Uo.EDGES_HIGHLIGHTED:d?Uo.EDGES_XRAYED:v?i?Uo.EDGES_COLOR_TRANSPARENT:Uo.EDGES_COLOR_OPAQUE:Uo.NOT_RENDERED;var y=h&&!m&&g?Uo.PICK:Uo.NOT_RENDERED,b=t&Ye?1:0;if(r){this._deferredFlagValues||(this._deferredFlagValues=new Float32Array(this._numVerts));for(var x=c,w=c+A;x<w;x++){var B=0;B|=s,B|=n<<4,B|=_<<8,B|=y<<12,B|=b<<16,this._deferredFlagValues[x]=B}}else if(this._state.flagsBuf){for(var P=this._scratchMemory.getFloat32Array(A),C=0;C<A;C++){var M=0;M|=s,M|=n<<4,M|=_<<8,M|=y<<12,M|=b<<16,P[C]=M}this._state.flagsBuf.setData(P,c,A)}}},{key:"_setDeferredFlags",value:function(){this._deferredFlagValues&&(this._state.flagsBuf.setData(this._deferredFlagValues),this._deferredFlagValues=null)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";if(this.model.scene.entityOffsetsEnabled){for(var i=e,r=this._portions[i],s=3*r.vertsBaseIndex,n=3*r.numVerts,o=this._scratchMemory.getFloat32Array(n),a=t[0],l=t[1],u=t[2],c=0;c<n;c+=3)o[c+0]=a,o[c+1]=l,o[c+2]=u;this._state.offsetsBuf&&this._state.offsetsBuf.setData(o,s,n),this.model.scene.readableGeometryEnabled&&(r.offset[0]=t[0],r.offset[1]=t[1],r.offset[2]=t[2])}else this.model.error("Entity#offset not enabled for this Viewer")}},{key:"getEachVertex",value:function(e,t){if(this.model.scene.readableGeometryEnabled){var i=this._state,r=this._portions[e];if(r){var s=r.quantizedPositions,n=this.model.matrix,o=re.vec4();o.set(i.origin,0),o[3]=1,re.mulMat4v4(n,o,o);for(var a=o[0],l=o[1],u=o[2],c=La,A=i.positionsDecodeMatrix,h=0,d=s.length;h<d;h+=3)c[0]=s[h],c[1]=s[h+1],c[2]=s[h+2],c[3]=1,re.decompressPosition(c,A),c[3]=1,re.mulMat4v4(n,c,c),c[0]+=a,c[1]+=l,c[2]+=u,t(c)}else this.model.error("portion not found: "+e)}}},{key:"getEachIndex",value:function(e,t){if(this.model.scene.readableGeometryEnabled){var i=this._portions[e];if(i)for(var r=i.indices,s=0,n=r.length;s<n;s++)t(r[s]);else this.model.error("portion not found: "+e)}}},{key:"getElementsCountAndOffset",value:function(e){var t=null,i=null,r=this._portions[e];return r&&(t=r.numIndices,i=r.indicesBaseIndex),{count:t,offset:i}}},{key:"drawColorOpaque",value:function(e,t){if(this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions){this._updateBackfaceCull(e,t);var i=this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff;t.withSAO&&this.model.saoEnabled?t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRendererWithSAO&&this._renderers.pbrRendererWithSAO.drawLayer(t,this,Uo.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererWithSAOAlphaCutoff&&this._renderers.colorTextureRendererWithSAOAlphaCutoff.drawLayer(t,this,Uo.COLOR_OPAQUE):this._renderers.colorTextureRendererWithSAO&&this._renderers.colorTextureRendererWithSAO.drawLayer(t,this,Uo.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,Uo.COLOR_OPAQUE):this._renderers.flatColorRendererWithSAO&&this._renderers.flatColorRendererWithSAO.drawLayer(t,this,Uo.COLOR_OPAQUE):t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,Uo.COLOR_OPAQUE):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE)}}},{key:"_updateBackfaceCull",value:function(e,t){var i=this.model.backfaces||!this.solid||e.sectioned;if(t.backfaces!==i){var r=t.gl;i?r.disable(r.CULL_FACE):r.enable(r.CULL_FACE),t.backfaces=i}}},{key:"drawColorTransparent",value:function(e,t){if(this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions)if(this._updateBackfaceCull(e,t),t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported)this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT);else if(t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported){this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,Uo.COLOR_TRANSPARENT):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT)}else this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE))}},{key:"drawNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE))}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_XRAYED))}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_HIGHLIGHTED))}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_SELECTED))}},{key:"drawEdgesColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Uo.EDGES_COLOR_OPAQUE)}},{key:"drawEdgesColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&0!==this._numTransparentLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Uo.EDGES_COLOR_TRANSPARENT)}},{key:"drawEdgesHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Uo.EDGES_HIGHLIGHTED)}},{key:"drawEdgesSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Uo.EDGES_SELECTED)}},{key:"drawEdgesXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Uo.EDGES_XRAYED)}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE))}},{key:"drawShadow",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE))}},{key:"drawPickMesh",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Uo.PICK))}},{key:"drawPickDepths",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Uo.PICK))}},{key:"drawPickNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsFlatRenderer&&this._renderers.pickNormalsFlatRenderer.drawLayer(t,this,Uo.PICK))}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Uo.PICK))}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Uo.PICK))}},{key:"precisionRayPickSurface",value:function(e,t,i,r,s){if(!this.model.scene.readableGeometryEnabled)return!1;var n=this._state,o=this._portions[e];if(!o)return this.model.error("portion not found: "+e),!1;var a=o.quantizedPositions,l=o.indices,u=n.origin,c=o.offset,A=Ra,h=Ua;A.set(u?re.subVec3(t,u,Oa):t),h.set(i),c&&re.subVec3(A,c),re.transformRay(this.model.worldNormalMatrix,A,h,A,h);for(var d=Na,p=Qa,f=Va,v=!1,g=0,m=Ha,_=0,y=l.length;_<y;_+=3){var b=3*l[_],x=3*l[_+1],w=3*l[_+2];if(d[0]=a[b],d[1]=a[b+1],d[2]=a[b+2],p[0]=a[x],p[1]=a[x+1],p[2]=a[x+2],f[0]=a[w],f[1]=a[w+1],f[2]=a[w+2],re.decompressPosition(d,n.positionsDecodeMatrix),re.decompressPosition(p,n.positionsDecodeMatrix),re.decompressPosition(f,n.positionsDecodeMatrix),re.rayTriangleIntersect(A,h,d,p,f,m)){re.transformPoint3(this.model.worldMatrix,m,m),c&&re.addVec3(m,c),u&&re.addVec3(m,u);var B=Math.abs(re.lenVec3(re.subVec3(m,t,[])));(!v||B>g)&&(g=B,r.set(m),s&&re.triangleNormal(d,p,f,s),v=!0)}}return v&&s&&(re.transformVec3(this.model.worldNormalMatrix,s,s),re.normalizeVec3(s)),v}},{key:"destroy",value:function(){var e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.normalsBuf&&(e.normalsBuf.destroy(),e.normalsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.indicesBuf&&(e.indicesBuf.destroy(),e.indicessBuf=null),e.edgeIndicesBuf&&(e.edgeIndicesBuf.destroy(),e.edgeIndicessBuf=null),e.destroy()}}]),e}(),Ga=function(e){g(i,Go);var t=_(i);function i(e,r){var s=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},n=s.edges,o=void 0!==n&&n,a=s.useAlphaCutoff,l=void 0!==a&&a;return B(this,i),t.call(this,e,r,{instancing:!0,edges:o,useAlphaCutoff:l})}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,r=e.frameCtx,s=e.incrementDrawState;this._edges?t.drawElementsInstanced(t.LINES,i.edgeIndicesBuf.numItems,i.edgeIndicesBuf.itemType,0,i.numInstances):(t.drawElementsInstanced(t.TRIANGLES,i.indicesBuf.numItems,i.indicesBuf.itemType,0,i.numInstances),s&&r.drawElements++)}}]),i}(),za=function(e){g(i,Ga);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e,t,i,r=this._scene,s=r._sectionPlanesState,n=r._lightsState,o=s.getNumAllocatedSectionPlanes()>0,a=[];for(a.push("#version 300 es"),a.push("// Instancing geometry drawing vertex shader"),a.push("uniform int renderPass;"),a.push("in vec3 position;"),a.push("in vec2 normal;"),a.push("in vec4 color;"),a.push("in float flags;"),r.entityOffsetsEnabled&&a.push("in vec3 offset;"),a.push("in vec4 modelMatrixCol0;"),a.push("in vec4 modelMatrixCol1;"),a.push("in vec4 modelMatrixCol2;"),a.push("in vec4 modelNormalMatrixCol0;"),a.push("in vec4 modelNormalMatrixCol1;"),a.push("in vec4 modelNormalMatrixCol2;"),this._addMatricesUniformBlockLines(a,!0),r.logarithmicDepthBufferEnabled&&(a.push("uniform float logDepthBufFC;"),a.push("out float vFragDepth;"),a.push("bool isPerspectiveMatrix(mat4 m) {"),a.push("    return (m[2][3] == - 1.0);"),a.push("}"),a.push("out float isPerspective;")),a.push("uniform vec4 lightAmbient;"),e=0,t=n.lights.length;e<t;e++)"ambient"!==(i=n.lights[e]).type&&(a.push("uniform vec4 lightColor"+e+";"),"dir"===i.type&&a.push("uniform vec3 lightDir"+e+";"),"point"===i.type&&a.push("uniform vec3 lightPos"+e+";"),"spot"===i.type&&(a.push("uniform vec3 lightPos"+e+";"),a.push("uniform vec3 lightDir"+e+";")));for(a.push("vec3 octDecode(vec2 oct) {"),a.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),a.push("    if (v.z < 0.0) {"),a.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),a.push("    }"),a.push("    return normalize(v);"),a.push("}"),o&&(a.push("out vec4 vWorldPosition;"),a.push("out float vFlags;")),a.push("out vec4 vColor;"),a.push("void main(void) {"),a.push("int colorFlag = int(flags) & 0xF;"),a.push("if (colorFlag != renderPass) {"),a.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),a.push("} else {"),a.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),a.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),r.entityOffsetsEnabled&&a.push("worldPosition.xyz = worldPosition.xyz + offset;"),a.push("vec4 viewPosition  = viewMatrix * worldPosition; "),a.push("vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),a.push("vec4 worldNormal = worldNormalMatrix * vec4(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2), 0.0);"),a.push("vec3 viewNormal = normalize(vec4(viewNormalMatrix * worldNormal).xyz);"),a.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),a.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),a.push("float lambertian = 1.0;"),e=0,t=n.lights.length;e<t;e++)if("ambient"!==(i=n.lights[e]).type){if("dir"===i.type)"view"===i.space?a.push("viewLightDir = normalize(lightDir"+e+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===i.type)"view"===i.space?a.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):a.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==i.type)continue;"view"===i.space?a.push("viewLightDir = normalize(lightDir"+e+");"):a.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}a.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),a.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}return a.push("vec3 rgb = (vec3(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0));"),a.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),a.push("vec4 clipPos = projMatrix * viewPosition;"),r.logarithmicDepthBufferEnabled&&(a.push("vFragDepth = 1.0 + clipPos.w;"),a.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),o&&(a.push("vWorldPosition = worldPosition;"),a.push("vFlags = flags;")),a.push("gl_Position = clipPos;"),a.push("}"),a.push("}"),a}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Instancing geometry drawing fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),this._withSAO&&(r.push("uniform sampler2D uOcclusionTexture;"),r.push("uniform vec4      uSAOParams;"),r.push("const float       packUpscale = 256. / 255.;"),r.push("const float       unpackDownScale = 255. / 256.;"),r.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),r.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),r.push("float unpackRGBToFloat( const in vec4 v ) {"),r.push("    return dot( v, unPackFactors );"),r.push("}")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";");r.push("uniform float sliceThickness;"),r.push("uniform vec4 sliceColor;")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),r.push("  vec4 newColor;"),r.push("  newColor = vColor;"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > sliceThickness) { "),r.push("      discard;"),r.push("  }"),r.push("  if (dist > 0.0) { "),r.push("      newColor = sliceColor;"),r.push("  }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(r.push("   float viewportWidth     = uSAOParams[0];"),r.push("   float viewportHeight    = uSAOParams[1];"),r.push("   float blendCutoff       = uSAOParams[2];"),r.push("   float blendFactor       = uSAOParams[3];"),r.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),r.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),r.push("   outColor                = vec4(newColor.rgb * ambient, 1.0);")):r.push("    outColor           = newColor;"),r.push("}"),r}}]),i}(),Wa=function(e){g(i,Ga);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry flat-shading drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,r=i._sectionPlanesState,s=i._lightsState,n=r.getNumAllocatedSectionPlanes()>0,o=[];if(o.push("#version 300 es"),o.push("// Instancing geometry flat-shading drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),i.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),this._withSAO&&(o.push("uniform sampler2D uOcclusionTexture;"),o.push("uniform vec4      uSAOParams;"),o.push("const float       packUpscale = 256. / 255.;"),o.push("const float       unpackDownScale = 255. / 256.;"),o.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),o.push("float unpackRGBToFloat( const in vec4 v ) {"),o.push("    return dot( v, unPackFactors );"),o.push("}")),n){o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;");for(var a=0,l=r.getNumAllocatedSectionPlanes();a<l;a++)o.push("uniform bool sectionPlaneActive"+a+";"),o.push("uniform vec3 sectionPlanePos"+a+";"),o.push("uniform vec3 sectionPlaneDir"+a+";");o.push("uniform float sliceThickness;"),o.push("uniform vec4 sliceColor;")}for(this._addMatricesUniformBlockLines(o),o.push("uniform vec4 lightAmbient;"),e=0,t=s.lights.length;e<t;e++){var u=s.lights[e];"ambient"!==u.type&&(o.push("uniform vec4 lightColor"+e+";"),"dir"===u.type&&o.push("uniform vec3 lightDir"+e+";"),"point"===u.type&&o.push("uniform vec3 lightPos"+e+";"),"spot"===u.type&&(o.push("uniform vec3 lightPos"+e+";"),o.push("uniform vec3 lightDir"+e+";")))}if(o.push("in vec4 vViewPosition;"),o.push("in vec4 vColor;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),o.push("  vec4 newColor;"),o.push("  newColor = vColor;"),n){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(var c=0,A=r.getNumAllocatedSectionPlanes();c<A;c++)o.push("if (sectionPlaneActive"+c+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+c+".xyz, vWorldPosition.xyz - sectionPlanePos"+c+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > sliceThickness) { "),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      newColor = sliceColor;"),o.push("  }"),o.push("}")}for(o.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),o.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),o.push("float lambertian = 1.0;"),o.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),o.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),o.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );"),e=0,t=s.lights.length;e<t;e++){var h=s.lights[e];if("ambient"!==h.type){if("dir"===h.type)"view"===h.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);");else if("point"===h.type)"view"===h.space?o.push("viewLightDir = -normalize(lightPos"+e+" - viewPosition.xyz);"):o.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+e+", 0.0)).xyz);");else{if("spot"!==h.type)continue;"view"===h.space?o.push("viewLightDir = normalize(lightDir"+e+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+e+", 0.0)).xyz);")}o.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),o.push("reflectedColor += lambertian * (lightColor"+e+".rgb * lightColor"+e+".a);")}}return o.push("vec4 fragColor = vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   outColor            = vec4(fragColor.rgb * ambient, 1.0);")):o.push("    outColor           = fragColor;"),i.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}]),i}(),Ka=function(e){g(i,Ga);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 color;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 silhouetteColor;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vColor = vec4(silhouetteColor.r, silhouetteColor.g, silhouetteColor.b, min(silhouetteColor.a, float(color.a) / 255.0));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Instancing fill fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";");r.push("uniform float sliceThickness;"),r.push("uniform vec4 sliceColor;")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),r.push("  vec4 newColor;"),r.push("  newColor = vColor;"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > sliceThickness) { "),r.push("      discard;"),r.push("  }"),r.push("  if (dist > 0.0) { "),r.push("      newColor = sliceColor;"),r.push("  }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = newColor;"),r.push("}"),r}}]),i}(),Xa=function(e){g(i,Ga);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,{instancing:!0,edges:!0})}return C(i)}(),Ja=function(e){g(i,Xa);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesEmphasisRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("uniform vec4 color;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// EdgesEmphasisRenderer fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vColor;"),r.push("}"),r}}]),i}(),Ya=function(e){g(i,Xa);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!1})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// EdgesColorRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeFlag = int(flags) >> 8 & 0xF;"),i.push("if (edgeFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(float(color.r*0.5) / 255.0, float(color.g*0.5) / 255.0, float(color.b*0.5) / 255.0, float(color.a) / 255.0);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// EdgesColorRenderer fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vColor;"),r.push("}"),r}}]),i}(),Za=function(e){g(i,Ga);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry picking vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 pickColor;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry picking fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vPickColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vPickColor; "),r.push("}"),r}}]),i}(),qa=function(e){g(i,Ga);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry depth vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("  vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry depth fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),r.push("uniform float pickZNear;"),r.push("uniform float pickZFar;"),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vViewPosition;"),r.push("vec4 packDepth(const in float depth) {"),r.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),r.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),r.push("  vec4 res = fract(depth * bitShift);"),r.push("  res -= res.xxyz * bitMask;"),r.push("  return res;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),r.push("    outColor = packDepth(zNormalizedDepth); "),r.push("}"),r}}]),i}(),$a=function(e){g(i,Ga);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec2 normal;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("in vec4 modelNormalMatrixCol0;"),i.push("in vec4 modelNormalMatrixCol1;"),i.push("in vec4 modelNormalMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vWorldNormal;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),i.push("  vec3 worldNormal = vec3(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2));"),i.push("  vWorldNormal = worldNormal;"),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry normals fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec3 vWorldNormal;"),r.push("out highp ivec4 outNormal;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    outNormal = ivec4(vWorldNormal * float(".concat(re.MAX_INT,"), 1.0);")),r.push("}"),r}}]),i}(),el=function(e){g(i,Ga);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesInstancingOcclusionRenderer vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesInstancingOcclusionRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}}]),i}(),tl=function(e){g(i,Ga);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry depth drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec2 vHighPrecisionZW;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,r=i._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Instancing geometry depth drawing fragment shader"),n.push("precision highp float;"),n.push("precision highp int;"),i.logarithmicDepthBufferEnabled&&(n.push("in float isPerspective;"),n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),s)for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");if(n.push("in vec2 vHighPrecisionZW;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),s){for(n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("if (dist > 0.0) { discard; }"),n.push("}")}return i.logarithmicDepthBufferEnabled&&n.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),n.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),n.push("}"),n}}]),i}(),il=function(e){g(i,Ga);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec3 normal;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i,!0),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("  vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Instancing geometry depth drawing fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec3 vViewNormal;"),r.push("vec3 packNormalToRGB( const in vec3 normal ) {"),r.push("    return normalize( normal ) * 0.5 + 0.5;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),r.push("}"),r}}]),i}(),rl=function(e){g(i,Ga);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry shadow drawing vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("bool visible = (colorFlag > 0);"),i.push("bool transparent  = ((float(color.a) / 255.0) < 1.0);"),i.push("if (!visible || transparent) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  gl_Position = shadowProjMatrix * viewPosition;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Instancing geometry depth drawing fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec3 vViewNormal;"),r.push("vec3 packNormalToRGB( const in vec3 normal ) {"),r.push("    return normalize( normal ) * 0.5 + 0.5;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),r.push("}"),r}}]),i}(),sl={3e3:"linearToLinear",3001:"sRGBToLinear"},nl=function(e){g(i,Ga);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=e._lightsState,r=t.getNumAllocatedSectionPlanes()>0,s=t.clippingCaps,n=[];return n.push("#version 300 es"),n.push("// Instancing geometry quality drawing vertex shader"),n.push("uniform int renderPass;"),n.push("in vec3 position;"),n.push("in vec3 normal;"),n.push("in vec4 color;"),n.push("in vec2 uv;"),n.push("in vec2 metallicRoughness;"),n.push("in float flags;"),e.entityOffsetsEnabled&&n.push("in vec3 offset;"),n.push("in vec4 modelMatrixCol0;"),n.push("in vec4 modelMatrixCol1;"),n.push("in vec4 modelMatrixCol2;"),n.push("in vec4 modelNormalMatrixCol0;"),n.push("in vec4 modelNormalMatrixCol1;"),n.push("in vec4 modelNormalMatrixCol2;"),this._addMatricesUniformBlockLines(n,!0),n.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("out float isPerspective;")),n.push("vec3 octDecode(vec2 oct) {"),n.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),n.push("    if (v.z < 0.0) {"),n.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),n.push("    }"),n.push("    return normalize(v);"),n.push("}"),n.push("out vec4 vViewPosition;"),n.push("out vec3 vViewNormal;"),n.push("out vec4 vColor;"),n.push("out vec2 vUV;"),n.push("out vec2 vMetallicRoughness;"),i.lightMaps.length>0&&n.push("out vec3 vWorldNormal;"),r&&(n.push("out vec4 vWorldPosition;"),n.push("out float vFlags;"),s&&n.push("out vec4 vClipPosition;")),n.push("void main(void) {"),n.push("int colorFlag = int(flags) & 0xF;"),n.push("if (colorFlag != renderPass) {"),n.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),n.push("} else {"),n.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),n.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&n.push("      worldPosition.xyz = worldPosition.xyz + offset;"),n.push("vec4 viewPosition  = viewMatrix * worldPosition; "),n.push("vec4 modelNormal = vec4(octDecode(normal.xy), 0.0); "),n.push("vec4 worldNormal = worldNormalMatrix * vec4(dot(modelNormal, modelNormalMatrixCol0), dot(modelNormal, modelNormalMatrixCol1), dot(modelNormal, modelNormalMatrixCol2), 1.0);"),n.push("vec3 viewNormal = vec4(viewNormalMatrix * worldNormal).xyz;"),n.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),r&&(n.push("vWorldPosition = worldPosition;"),n.push("vFlags = flags;"),s&&n.push("vClipPosition = clipPos;")),n.push("vViewPosition = viewPosition;"),n.push("vViewNormal = viewNormal;"),n.push("vColor = color;"),n.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),n.push("vMetallicRoughness = metallicRoughness;"),i.lightMaps.length>0&&n.push("vWorldNormal = worldNormal.xyz;"),n.push("gl_Position = clipPos;"),n.push("}"),n.push("}"),n}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e.gammaOutput,i=e._sectionPlanesState,r=e._lightsState,s=i.getNumAllocatedSectionPlanes()>0,n=i.clippingCaps,o=[];o.push("#version 300 es"),o.push("// Instancing geometry quality drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),o.push("uniform sampler2D uColorMap;"),o.push("uniform sampler2D uMetallicRoughMap;"),o.push("uniform sampler2D uEmissiveMap;"),o.push("uniform sampler2D uNormalMap;"),this._withSAO&&(o.push("uniform sampler2D uOcclusionTexture;"),o.push("uniform vec4      uSAOParams;"),o.push("const float       packUpscale = 256. / 255.;"),o.push("const float       unpackDownScale = 255. / 256.;"),o.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),o.push("float unpackRGBToFloat( const in vec4 v ) {"),o.push("    return dot( v, unPackFactors );"),o.push("}")),r.reflectionMaps.length>0&&o.push("uniform samplerCube reflectionMap;"),r.lightMaps.length>0&&o.push("uniform samplerCube lightMap;"),o.push("uniform vec4 lightAmbient;");for(var a=0,l=r.lights.length;a<l;a++){var u=r.lights[a];"ambient"!==u.type&&(o.push("uniform vec4 lightColor"+a+";"),"dir"===u.type&&o.push("uniform vec3 lightDir"+a+";"),"point"===u.type&&o.push("uniform vec3 lightPos"+a+";"),"spot"===u.type&&(o.push("uniform vec3 lightPos"+a+";"),o.push("uniform vec3 lightDir"+a+";")))}if(o.push("uniform float gammaFactor;"),o.push("vec4 linearToLinear( in vec4 value ) {"),o.push("  return value;"),o.push("}"),o.push("vec4 sRGBToLinear( in vec4 value ) {"),o.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),o.push("}"),o.push("vec4 gammaToLinear( in vec4 value) {"),o.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),o.push("}"),t&&(o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}")),s){o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;"),n&&o.push("in vec4 vClipPosition;");for(var c=0,A=i.getNumAllocatedSectionPlanes();c<A;c++)o.push("uniform bool sectionPlaneActive"+c+";"),o.push("uniform vec3 sectionPlanePos"+c+";"),o.push("uniform vec3 sectionPlaneDir"+c+";")}if(o.push("in vec4 vViewPosition;"),o.push("in vec3 vViewNormal;"),o.push("in vec4 vColor;"),o.push("in vec2 vUV;"),o.push("in vec2 vMetallicRoughness;"),r.lightMaps.length>0&&o.push("in vec3 vWorldNormal;"),this._addMatricesUniformBlockLines(o,!0),o.push("#define PI 3.14159265359"),o.push("#define RECIPROCAL_PI 0.31830988618"),o.push("#define RECIPROCAL_PI2 0.15915494"),o.push("#define EPSILON 1e-6"),o.push("#define saturate(a) clamp( a, 0.0, 1.0 )"),o.push("vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {"),o.push("       vec3 texel = texture( uNormalMap, uv ).xyz;"),o.push("       if (texel.r == 0.0 && texel.g == 0.0 && texel.b == 0.0) {"),o.push("              return normalize(surf_norm );"),o.push("       }"),o.push("      vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );"),o.push("      vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );"),o.push("      vec2 st0 = dFdx( uv.st );"),o.push("      vec2 st1 = dFdy( uv.st );"),o.push("      vec3 S = normalize( q0 * st1.t - q1 * st0.t );"),o.push("      vec3 T = normalize( -q0 * st1.s + q1 * st0.s );"),o.push("      vec3 N = normalize( surf_norm );"),o.push("      vec3 mapN = texel.xyz * 2.0 - 1.0;"),o.push("      mat3 tsn = mat3( S, T, N );"),o.push("      return normalize( tsn * mapN );"),o.push("}"),o.push("vec3 inverseTransformDirection(in vec3 dir, in mat4 matrix) {"),o.push("   return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );"),o.push("}"),o.push("struct IncidentLight {"),o.push("   vec3 color;"),o.push("   vec3 direction;"),o.push("};"),o.push("struct ReflectedLight {"),o.push("   vec3 diffuse;"),o.push("   vec3 specular;"),o.push("};"),o.push("struct Geometry {"),o.push("   vec3 position;"),o.push("   vec3 viewNormal;"),o.push("   vec3 worldNormal;"),o.push("   vec3 viewEyeDir;"),o.push("};"),o.push("struct Material {"),o.push("   vec3    diffuseColor;"),o.push("   float   specularRoughness;"),o.push("   vec3    specularColor;"),o.push("   float   shine;"),o.push("};"),o.push("float GGXRoughnessToBlinnExponent(const in float ggxRoughness) {"),o.push("   float r = ggxRoughness + 0.0001;"),o.push("   return (2.0 / (r * r) - 2.0);"),o.push("}"),o.push("float getSpecularMIPLevel(const in float blinnShininessExponent, const in int maxMIPLevel) {"),o.push("   float maxMIPLevelScalar = float( maxMIPLevel );"),o.push("   float desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( ( blinnShininessExponent * blinnShininessExponent ) + 1.0 );"),o.push("   return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );"),o.push("}"),r.reflectionMaps.length>0&&(o.push("vec3 getLightProbeIndirectRadiance(const in vec3 reflectVec, const in float blinnShininessExponent, const in int maxMIPLevel) {"),o.push("   float mipLevel = 0.5 * getSpecularMIPLevel(blinnShininessExponent, maxMIPLevel);"),o.push("   vec3 envMapColor = "+sl[r.reflectionMaps[0].encoding]+"(texture(reflectionMap, reflectVec, mipLevel)).rgb;"),o.push("  return envMapColor;"),o.push("}")),o.push("vec3 F_Schlick(const in vec3 specularColor, const in float dotLH) {"),o.push("   float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );"),o.push("   return ( 1.0 - specularColor ) * fresnel + specularColor;"),o.push("}"),o.push("float G_GGX_Smith(const in float alpha, const in float dotNL, const in float dotNV) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),o.push("   float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),o.push("   return 1.0 / ( gl * gv );"),o.push("}"),o.push("float G_GGX_SmithCorrelated(const in float alpha, const in float dotNL, const in float dotNV) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * ( dotNV * dotNV ) );"),o.push("   float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * ( dotNL * dotNL ) );"),o.push("   return 0.5 / max( gv + gl, EPSILON );"),o.push("}"),o.push("float D_GGX(const in float alpha, const in float dotNH) {"),o.push("   float a2 = ( alpha * alpha );"),o.push("   float denom = ( dotNH * dotNH) * ( a2 - 1.0 ) + 1.0;"),o.push("   return RECIPROCAL_PI * a2 / ( denom * denom);"),o.push("}"),o.push("vec3 BRDF_Specular_GGX(const in IncidentLight incidentLight, const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),o.push("   float alpha = ( roughness * roughness );"),o.push("   vec3 halfDir = normalize( incidentLight.direction + geometry.viewEyeDir );"),o.push("   float dotNL = saturate( dot( geometry.viewNormal, incidentLight.direction ) );"),o.push("   float dotNV = saturate( dot( geometry.viewNormal, geometry.viewEyeDir ) );"),o.push("   float dotNH = saturate( dot( geometry.viewNormal, halfDir ) );"),o.push("   float dotLH = saturate( dot( incidentLight.direction, halfDir ) );"),o.push("   vec3  F = F_Schlick( specularColor, dotLH );"),o.push("   float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );"),o.push("   float D = D_GGX( alpha, dotNH );"),o.push("   return F * (G * D);"),o.push("}"),o.push("vec3 BRDF_Specular_GGX_Environment(const in Geometry geometry, const in vec3 specularColor, const in float roughness) {"),o.push("   float dotNV = saturate(dot(geometry.viewNormal, geometry.viewEyeDir));"),o.push("   const vec4 c0 = vec4( -1, -0.0275, -0.572,  0.022);"),o.push("   const vec4 c1 = vec4(  1,  0.0425,   1.04, -0.04);"),o.push("   vec4 r = roughness * c0 + c1;"),o.push("   float a004 = min(r.x * r.x, exp2(-9.28 * dotNV)) * r.x + r.y;"),o.push("   vec2 AB    = vec2(-1.04, 1.04) * a004 + r.zw;"),o.push("   return specularColor * AB.x + AB.y;"),o.push("}"),(r.lightMaps.length>0||r.reflectionMaps.length>0)&&(o.push("void computePBRLightMapping(const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),r.lightMaps.length>0&&(o.push("   vec3 irradiance = "+sl[r.lightMaps[0].encoding]+"(texture(lightMap, geometry.worldNormal)).rgb;"),o.push("   irradiance *= PI;"),o.push("   vec3 diffuseBRDFContrib = (RECIPROCAL_PI * material.diffuseColor);"),o.push("   reflectedLight.diffuse += irradiance * diffuseBRDFContrib;")),r.reflectionMaps.length>0&&(o.push("   vec3 reflectVec             = reflect(geometry.viewEyeDir, geometry.viewNormal);"),o.push("   reflectVec                  = inverseTransformDirection(reflectVec, viewMatrix);"),o.push("   float blinnExpFromRoughness = GGXRoughnessToBlinnExponent(material.specularRoughness);"),o.push("   vec3 radiance               = getLightProbeIndirectRadiance(reflectVec, blinnExpFromRoughness, 8);"),o.push("   vec3 specularBRDFContrib    = BRDF_Specular_GGX_Environment(geometry, material.specularColor, material.specularRoughness);"),o.push("   reflectedLight.specular     += radiance * specularBRDFContrib;")),o.push("}")),o.push("void computePBRLighting(const in IncidentLight incidentLight, const in Geometry geometry, const in Material material, inout ReflectedLight reflectedLight) {"),o.push("   float dotNL     = saturate(dot(geometry.viewNormal, incidentLight.direction));"),o.push("   vec3 irradiance = dotNL * incidentLight.color * PI;"),o.push("   reflectedLight.diffuse  += irradiance * (RECIPROCAL_PI * material.diffuseColor);"),o.push("   reflectedLight.specular += irradiance * BRDF_Specular_GGX(incidentLight, geometry, material.specularColor, material.specularRoughness);"),o.push("}"),o.push("out vec4 outColor;"),o.push("void main(void) {"),s){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(var h=0,d=i.getNumAllocatedSectionPlanes();h<d;h++)o.push("if (sectionPlaneActive"+h+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+h+".xyz, vWorldPosition.xyz - sectionPlanePos"+h+".xyz), 0.0, 1000.0);"),o.push("}");n?(o.push("  if (dist > (0.002 * vClipPosition.w)) {"),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      outColor=vec4(1.0, 0.0, 0.0, 1.0);"),e.logarithmicDepthBufferEnabled&&o.push("  gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("  return;"),o.push("}")):(o.push("  if (dist > 0.0) { "),o.push("      discard;"),o.push("  }")),o.push("}")}o.push("IncidentLight  light;"),o.push("Material       material;"),o.push("Geometry       geometry;"),o.push("ReflectedLight reflectedLight = ReflectedLight(vec3(0.0,0.0,0.0), vec3(0.0,0.0,0.0));"),o.push("vec3 rgb = (vec3(float(vColor.r) / 255.0, float(vColor.g) / 255.0, float(vColor.b) / 255.0));"),o.push("float opacity = float(vColor.a) / 255.0;"),o.push("vec3  baseColor = rgb;"),o.push("float specularF0 = 1.0;"),o.push("float metallic = float(vMetallicRoughness.r) / 255.0;"),o.push("float roughness = float(vMetallicRoughness.g) / 255.0;"),o.push("float dielectricSpecular = 0.16 * specularF0 * specularF0;"),o.push("vec4 colorTexel = sRGBToLinear(texture(uColorMap, vUV));"),o.push("baseColor *= colorTexel.rgb;"),o.push("vec3 metalRoughTexel = texture(uMetallicRoughMap, vUV).rgb;"),o.push("metallic *= metalRoughTexel.b;"),o.push("roughness *= metalRoughTexel.g;"),o.push("vec3 viewNormal = perturbNormal2Arb( vViewPosition.xyz, normalize(vViewNormal), vUV );"),o.push("material.diffuseColor      = baseColor * (1.0 - dielectricSpecular) * (1.0 - metallic);"),o.push("material.specularRoughness = clamp(roughness, 0.04, 1.0);"),o.push("material.specularColor     = mix(vec3(dielectricSpecular), baseColor, metallic);"),o.push("geometry.position      = vViewPosition.xyz;"),o.push("geometry.viewNormal    = -normalize(viewNormal);"),o.push("geometry.viewEyeDir    = normalize(vViewPosition.xyz);"),r.lightMaps.length>0&&o.push("geometry.worldNormal   = normalize(vWorldNormal);"),(r.lightMaps.length>0||r.reflectionMaps.length>0)&&o.push("computePBRLightMapping(geometry, material, reflectedLight);");for(var p=0,f=r.lights.length;p<f;p++){var v=r.lights[p];if("ambient"!==v.type){if("dir"===v.type)"view"===v.space?o.push("light.direction = normalize(lightDir"+p+");"):o.push("light.direction = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);");else if("point"===v.type)"view"===v.space?o.push("light.direction = normalize(lightPos"+p+" - vViewPosition.xyz);"):o.push("light.direction = normalize((viewMatrix * vec4(lightPos"+p+", 0.0)).xyz);");else{if("spot"!==v.type)continue;"view"===v.space?o.push("light.direction = normalize(lightDir"+p+");"):o.push("light.direction = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);")}o.push("light.color =  lightColor"+p+".rgb * lightColor"+p+".a;"),o.push("computePBRLighting(light, geometry, material, reflectedLight);")}}return o.push("vec3 emissiveColor = sRGBToLinear(texture(uEmissiveMap, vUV)).rgb;"),o.push("vec3 outgoingLight = (lightAmbient.rgb * lightAmbient.a * baseColor * opacity * rgb) + (reflectedLight.diffuse) + (reflectedLight.specular) + emissiveColor;"),o.push("vec4 fragColor;"),this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   fragColor            = vec4(outgoingLight.rgb * ambient, opacity);")):o.push("   fragColor            = vec4(outgoingLight.rgb, opacity);"),t&&o.push("fragColor = linearToGamma(fragColor, gammaFactor);"),o.push("outColor = fragColor;"),e.logarithmicDepthBufferEnabled&&o.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}]),i}(),ol=function(e){g(i,Ga);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry normals vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),this._addRemapClipPosLines(i,3),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&i.push("out float vFlags;"),i.push("out vec4 vWorldPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&i.push("vFlags = flags;"),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Batched geometry normals fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),r.push("in vec4 vWorldPosition;"),i){r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("out highp ivec4 outNormal;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),r.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),r.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),r.push("  outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),r.push("}"),r}}]),i}(),al=function(e){g(i,Ga);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){var e=this._scene;return[e.gammaOutput,e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry drawing vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in vec2 uv;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),i.push("uniform mat3 uvDecodeMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vViewPosition;"),i.push("out vec4 vColor;"),i.push("out vec2 vUV;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vViewPosition = viewPosition;"),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),i.push("vUV = (uvDecodeMatrix * vec3(uv, 1.0)).xy;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e.gammaOutput,i=e._lightsState,r=e._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=this._useAlphaCutoff,o=[];if(o.push("#version 300 es"),o.push("// Instancing geometry drawing fragment shader"),o.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),o.push("precision highp float;"),o.push("precision highp int;"),o.push("#else"),o.push("precision mediump float;"),o.push("precision mediump int;"),o.push("#endif"),e.logarithmicDepthBufferEnabled&&(o.push("in float isPerspective;"),o.push("uniform float logDepthBufFC;"),o.push("in float vFragDepth;")),o.push("uniform sampler2D uColorMap;"),this._withSAO&&(o.push("uniform sampler2D uOcclusionTexture;"),o.push("uniform vec4      uSAOParams;"),o.push("const float       packUpscale = 256. / 255.;"),o.push("const float       unpackDownScale = 255. / 256.;"),o.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),o.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),o.push("float unpackRGBToFloat( const in vec4 v ) {"),o.push("    return dot( v, unPackFactors );"),o.push("}")),o.push("uniform float gammaFactor;"),o.push("vec4 linearToLinear( in vec4 value ) {"),o.push("  return value;"),o.push("}"),o.push("vec4 sRGBToLinear( in vec4 value ) {"),o.push("  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );"),o.push("}"),o.push("vec4 gammaToLinear( in vec4 value) {"),o.push("  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );"),o.push("}"),t&&(o.push("vec4 linearToGamma( in vec4 value, in float gammaFactor ) {"),o.push("  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );"),o.push("}")),s){o.push("in vec4 vWorldPosition;"),o.push("in float vFlags;");for(var a=0,l=r.getNumAllocatedSectionPlanes();a<l;a++)o.push("uniform bool sectionPlaneActive"+a+";"),o.push("uniform vec3 sectionPlanePos"+a+";"),o.push("uniform vec3 sectionPlaneDir"+a+";");o.push("uniform float sliceThickness;"),o.push("uniform vec4 sliceColor;")}this._addMatricesUniformBlockLines(o),o.push("uniform vec4 lightAmbient;");for(var u=0,c=i.lights.length;u<c;u++){var A=i.lights[u];"ambient"!==A.type&&(o.push("uniform vec4 lightColor"+u+";"),"dir"===A.type&&o.push("uniform vec3 lightDir"+u+";"),"point"===A.type&&o.push("uniform vec3 lightPos"+u+";"),"spot"===A.type&&(o.push("uniform vec3 lightPos"+u+";"),o.push("uniform vec3 lightDir"+u+";")))}if(n&&o.push("uniform float materialAlphaCutoff;"),o.push("in vec4 vViewPosition;"),o.push("in vec4 vColor;"),o.push("in vec2 vUV;"),o.push("out vec4 outColor;"),o.push("void main(void) {"),o.push("  vec4 newColor;"),o.push("  newColor = vColor;"),s){o.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),o.push("  if (clippable) {"),o.push("  float dist = 0.0;");for(var h=0,d=r.getNumAllocatedSectionPlanes();h<d;h++)o.push("if (sectionPlaneActive"+h+") {"),o.push("   dist += clamp(dot(-sectionPlaneDir"+h+".xyz, vWorldPosition.xyz - sectionPlanePos"+h+".xyz), 0.0, 1000.0);"),o.push("}");o.push("  if (dist > sliceThickness) { "),o.push("      discard;"),o.push("  }"),o.push("  if (dist > 0.0) { "),o.push("      newColor = sliceColor;"),o.push("  }"),o.push("}")}o.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),o.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),o.push("float lambertian = 1.0;"),o.push("vec3 xTangent = dFdx( vViewPosition.xyz );"),o.push("vec3 yTangent = dFdy( vViewPosition.xyz );"),o.push("vec3 viewNormal = normalize( cross( xTangent, yTangent ) );");for(var p=0,f=i.lights.length;p<f;p++){var v=i.lights[p];if("ambient"!==v.type){if("dir"===v.type)"view"===v.space?o.push("viewLightDir = normalize(lightDir"+p+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);");else if("point"===v.type)"view"===v.space?o.push("viewLightDir = -normalize(lightPos"+p+" - viewPosition.xyz);"):o.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+p+", 0.0)).xyz);");else{if("spot"!==v.type)continue;"view"===v.space?o.push("viewLightDir = normalize(lightDir"+p+");"):o.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+p+", 0.0)).xyz);")}o.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),o.push("reflectedColor += lambertian * (lightColor"+p+".rgb * lightColor"+p+".a);")}}return o.push("vec4 color =  vec4((lightAmbient.rgb * lightAmbient.a * newColor.rgb) + (reflectedColor * newColor.rgb), newColor.a);"),o.push("vec4 sampleColor = texture(uColorMap, vUV);"),n&&(o.push("if (sampleColor.a < materialAlphaCutoff) {"),o.push("   discard;"),o.push("}")),t&&o.push("sampleColor = sRGBToLinear(sampleColor);"),o.push("vec4 colorTexel = color * sampleColor;"),o.push("float opacity = color.a;"),this._withSAO?(o.push("   float viewportWidth     = uSAOParams[0];"),o.push("   float viewportHeight    = uSAOParams[1];"),o.push("   float blendCutoff       = uSAOParams[2];"),o.push("   float blendFactor       = uSAOParams[3];"),o.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),o.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),o.push("   outColor                = vec4(colorTexel.rgb * ambient, opacity);")):o.push("   outColor                = vec4(colorTexel.rgb, opacity);"),t&&o.push("outColor = linearToGamma(outColor, gammaFactor);"),e.logarithmicDepthBufferEnabled&&o.push("gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),o.push("}"),o}}]),i}(),ll=re.vec3(),ul=re.vec3(),cl=re.vec3(),Al=re.vec3(),hl=re.mat4(),dl=function(e){g(i,Go);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.canvas.gl,o=s.camera,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=t.aabb,h=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var d,p,f=ll;if(f[0]=re.safeInv(A[3]-A[0])*re.MAX_INT,f[1]=re.safeInv(A[4]-A[1])*re.MAX_INT,f[2]=re.safeInv(A[5]-A[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(f[0]),e.snapPickCoordinateScale[1]=re.safeInv(f[1]),e.snapPickCoordinateScale[2]=re.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=ul;if(l){var g=re.transformPoint3(c,l,cl);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],d=He(h,v,hl),(p=Al)[0]=o.eye[0]-v[0],p[1]=o.eye[1]-v[1],p[2]=o.eye[2]-v[2],e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else d=h,p=o.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform3fv(this._uCameraEyeRtc,p),n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,f),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(d,m+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1)),a.indicesBuf.bind(),n.drawElementsInstanced(n.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind(),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),pl=re.vec3(),fl=re.vec3(),vl=re.vec3(),gl=re.vec3(),ml=re.mat4(),_l=function(e){g(i,Go);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(t),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=t.aabb,h=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var d,p,f=pl;if(f[0]=re.safeInv(A[3]-A[0])*re.MAX_INT,f[1]=re.safeInv(A[4]-A[1])*re.MAX_INT,f[2]=re.safeInv(A[5]-A[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(f[0]),e.snapPickCoordinateScale[1]=re.safeInv(f[1]),e.snapPickCoordinateScale[2]=re.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=fl;if(l){var g=re.transformPoint3(c,l,vl);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],d=He(h,v,ml),(p=gl)[0]=n.eye[0]-v[0],p[1]=n.eye[1]-v[1],p[2]=n.eye[2]-v[2],e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else d=h,p=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,p),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(d,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1),"edge"===e.snapMode?(a.edgeIndicesBuf.bind(),o.drawElementsInstanced(o.LINES,a.edgeIndicesBuf.numItems,a.edgeIndicesBuf.itemType,0,a.numInstances),a.edgeIndicesBuf.unbind()):o.drawArraysInstanced(o.POINTS,0,a.positionsBuf.numItems,a.numInstances),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),yl=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorTextureRenderer&&!this._colorTextureRenderer.getValid()&&(this._colorTextureRenderer.destroy(),this._colorTextureRenderer=null),this._colorTextureRendererWithSAO&&!this._colorTextureRendererWithSAO.getValid()&&(this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererWithSAO=null),this._colorTextureRendererAlphaCutoff&&!this._colorTextureRendererAlphaCutoff.getValid()&&(this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererAlphaCutoff=null),this._colorTextureRendererWithSAOAlphaCutoff&&!this._colorTextureRendererWithSAOAlphaCutoff.getValid()&&(this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff=null),this._pbrRenderer&&!this._pbrRenderer.getValid()&&(this._pbrRenderer.destroy(),this._pbrRenderer=null),this._pbrRendererWithSAO&&!this._pbrRendererWithSAO.getValid()&&(this._pbrRendererWithSAO.destroy(),this._pbrRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"eagerCreateRenders",value:function(){this._silhouetteRenderer||(this._silhouetteRenderer=new Ka(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new Za(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new qa(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new dl(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new _l(this._scene))}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new za(this._scene,!1)),this._colorRenderer}},{key:"colorRendererWithSAO",get:function(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new za(this._scene,!0)),this._colorRendererWithSAO}},{key:"flatColorRenderer",get:function(){return this._flatColorRenderer||(this._flatColorRenderer=new Wa(this._scene,!1)),this._flatColorRenderer}},{key:"flatColorRendererWithSAO",get:function(){return this._flatColorRendererWithSAO||(this._flatColorRendererWithSAO=new Wa(this._scene,!0)),this._flatColorRendererWithSAO}},{key:"colorTextureRenderer",get:function(){return this._colorTextureRenderer||(this._colorTextureRenderer=new al(this._scene,!1)),this._colorTextureRenderer}},{key:"colorTextureRendererWithSAO",get:function(){return this._colorTextureRendererWithSAO||(this._colorTextureRendererWithSAO=new al(this._scene,!0)),this._colorTextureRendererWithSAO}},{key:"colorTextureRendererAlphaCutoff",get:function(){return this._colorTextureRendererAlphaCutoff||(this._colorTextureRendererAlphaCutoff=new al(this._scene,!1,{useAlphaCutoff:!0})),this._colorTextureRendererAlphaCutoff}},{key:"colorTextureRendererWithSAOAlphaCutoff",get:function(){return this._colorTextureRendererWithSAOAlphaCutoff||(this._colorTextureRendererWithSAOAlphaCutoff=new al(this._scene,!0,{useAlphaCutoff:!0})),this._colorTextureRendererWithSAOAlphaCutoff}},{key:"pbrRenderer",get:function(){return this._pbrRenderer||(this._pbrRenderer=new nl(this._scene,!1)),this._pbrRenderer}},{key:"pbrRendererWithSAO",get:function(){return this._pbrRendererWithSAO||(this._pbrRendererWithSAO=new nl(this._scene,!0)),this._pbrRendererWithSAO}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Ka(this._scene)),this._silhouetteRenderer}},{key:"depthRenderer",get:function(){return this._depthRenderer||(this._depthRenderer=new tl(this._scene)),this._depthRenderer}},{key:"normalsRenderer",get:function(){return this._normalsRenderer||(this._normalsRenderer=new il(this._scene)),this._normalsRenderer}},{key:"edgesRenderer",get:function(){return this._edgesRenderer||(this._edgesRenderer=new Ja(this._scene)),this._edgesRenderer}},{key:"edgesColorRenderer",get:function(){return this._edgesColorRenderer||(this._edgesColorRenderer=new Ya(this._scene)),this._edgesColorRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new Za(this._scene)),this._pickMeshRenderer}},{key:"pickNormalsRenderer",get:function(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new $a(this._scene)),this._pickNormalsRenderer}},{key:"pickNormalsFlatRenderer",get:function(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new ol(this._scene)),this._pickNormalsFlatRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new qa(this._scene)),this._pickDepthRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new el(this._scene)),this._occlusionRenderer}},{key:"shadowRenderer",get:function(){return this._shadowRenderer||(this._shadowRenderer=new rl(this._scene)),this._shadowRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new _l(this._scene)),this._snapRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new dl(this._scene)),this._snapInitRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorTextureRenderer&&this._colorTextureRenderer.destroy(),this._colorTextureRendererWithSAO&&this._colorTextureRendererWithSAO.destroy(),this._colorTextureRendererAlphaCutoff&&this._colorTextureRendererAlphaCutoff.destroy(),this._colorTextureRendererWithSAOAlphaCutoff&&this._colorTextureRendererWithSAOAlphaCutoff.destroy(),this._pbrRenderer&&this._pbrRenderer.destroy(),this._pbrRendererWithSAO&&this._pbrRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),bl={};var xl=new Uint8Array(4),wl=new Float32Array(1),Bl=re.vec4([0,0,0,1]),Pl=new Float32Array(3),Cl=re.vec3(),Ml=re.vec3(),El=re.vec3(),Fl=re.vec3(),kl=re.vec3(),Il=re.vec3(),Dl=re.vec3(),Sl=new Float32Array(4),Tl=function(){function e(t){B(this,e),this.model=t.model,this.sortId="TrianglesInstancingLayer"+(t.solid?"-solid":"-surface")+(t.normals?"-normals":"-autoNormals"),this.layerIndex=t.layerIndex,this._renderers=function(e){var t=e.id,i=bl[t];return i||(i=new yl(e),bl[t]=i,i._compile(),i.eagerCreateRenders(),e.on("compile",(function(){i._compile(),i.eagerCreateRenders()})),e.on("destroyed",(function(){delete bl[t],i._destroy()}))),i}(t.model.scene),this._aabb=re.collapseAABB3(),this._state=new hi({numInstances:0,obb:re.OBB3(),origin:re.vec3(),geometry:t.geometry,textureSet:t.textureSet,pbrSupported:!1,positionsDecodeMatrix:t.geometry.positionsDecodeMatrix,colorsBuf:null,metallicRoughnessBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null,modelNormalMatrixCol0Buf:null,modelNormalMatrixCol1Buf:null,modelNormalMatrixCol2Buf:null,pickColorsBuf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=t.geometry.numIndices,this._colors=[],this._metallicRoughness=[],this._pickColors=[],this._offsets=[],this._modelMatrix=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._modelNormalMatrixCol0=[],this._modelNormalMatrixCol1=[],this._modelNormalMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=re.collapseAABB3(),this.aabbDirty=!0,t.origin&&this._state.origin.set(t.origin),this._finalized=!1,this.solid=!!t.solid,this.numIndices=t.geometry.numIndices,this.primitive=t.geometry.primitive}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"createPortion",value:function(e,t){var i=t.color,r=t.metallic,s=t.roughness,n=null!==t.opacity&&void 0!==t.opacity?t.opacity:255,o=t.meshMatrix,a=t.pickColor;if(this._finalized)throw"Already finalized";var l=i[0],u=i[1],c=i[2];if(this._colors.push(l),this._colors.push(u),this._colors.push(c),this._colors.push(n),this._metallicRoughness.push(null!=r?r:0),this._metallicRoughness.push(null!=s?s:255),this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(o[0]),this._modelMatrixCol0.push(o[4]),this._modelMatrixCol0.push(o[8]),this._modelMatrixCol0.push(o[12]),this._modelMatrixCol1.push(o[1]),this._modelMatrixCol1.push(o[5]),this._modelMatrixCol1.push(o[9]),this._modelMatrixCol1.push(o[13]),this._modelMatrixCol2.push(o[2]),this._modelMatrixCol2.push(o[6]),this._modelMatrixCol2.push(o[10]),this._modelMatrixCol2.push(o[14]),this._state.geometry.normals){var A=re.transposeMat4(o,re.mat4()),h=re.inverseMat4(A);this._modelNormalMatrixCol0.push(h[0]),this._modelNormalMatrixCol0.push(h[4]),this._modelNormalMatrixCol0.push(h[8]),this._modelNormalMatrixCol0.push(h[12]),this._modelNormalMatrixCol1.push(h[1]),this._modelNormalMatrixCol1.push(h[5]),this._modelNormalMatrixCol1.push(h[9]),this._modelNormalMatrixCol1.push(h[13]),this._modelNormalMatrixCol2.push(h[2]),this._modelNormalMatrixCol2.push(h[6]),this._modelNormalMatrixCol2.push(h[10]),this._modelNormalMatrixCol2.push(h[14])}this._pickColors.push(a[0]),this._pickColors.push(a[1]),this._pickColors.push(a[2]),this._pickColors.push(a[3]),this._state.numInstances++;var d=this._portions.length,p={};return this.model.scene.readableGeometryEnabled&&(p.matrix=o.slice(),p.inverseMatrix=null,p.normalMatrix=null),this._portions.push(p),this._numPortions++,this.model.numPortions++,this._meshes.push(e),d}},{key:"finalize",value:function(){if(!this._finalized){var e=this._state,t=e.geometry,i=e.textureSet,r=this.model.scene.canvas.gl,s=this._colors.length,n=s/4;if(s>0){e.colorsBuf=new Wt(r,r.ARRAY_BUFFER,new Uint8Array(this._colors),this._colors.length,4,r.DYNAMIC_DRAW,!1),this._colors=[]}if(this._metallicRoughness.length>0){var o=new Uint8Array(this._metallicRoughness);e.metallicRoughnessBuf=new Wt(r,r.ARRAY_BUFFER,o,this._metallicRoughness.length,2,r.STATIC_DRAW,!1)}if(n>0){e.flagsBuf=new Wt(r,r.ARRAY_BUFFER,new Float32Array(n),n,1,r.DYNAMIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){e.offsetsBuf=new Wt(r,r.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,r.DYNAMIC_DRAW,!1),this._offsets=[]}if(t.positionsCompressed&&t.positionsCompressed.length>0){e.positionsBuf=new Wt(r,r.ARRAY_BUFFER,t.positionsCompressed,t.positionsCompressed.length,3,r.STATIC_DRAW,!1),e.positionsDecodeMatrix=re.mat4(t.positionsDecodeMatrix)}if(t.colorsCompressed&&t.colorsCompressed.length>0){var a=new Uint8Array(t.colorsCompressed);e.colorsBuf=new Wt(r,r.ARRAY_BUFFER,a,a.length,4,r.STATIC_DRAW,!1)}if(t.uvCompressed&&t.uvCompressed.length>0){var l=t.uvCompressed;e.uvDecodeMatrix=t.uvDecodeMatrix,e.uvBuf=new Wt(r,r.ARRAY_BUFFER,l,l.length,2,r.STATIC_DRAW,!1)}if(t.indices&&t.indices.length>0&&(e.indicesBuf=new Wt(r,r.ELEMENT_ARRAY_BUFFER,new Uint32Array(t.indices),t.indices.length,1,r.STATIC_DRAW),e.numIndices=t.indices.length),"triangles"!==t.primitive&&"solid"!==t.primitive&&"surface"!==t.primitive||(e.edgeIndicesBuf=new Wt(r,r.ELEMENT_ARRAY_BUFFER,new Uint32Array(t.edgeIndices),t.edgeIndices.length,1,r.STATIC_DRAW)),this._modelMatrixCol0.length>0){var u=!1;e.modelMatrixCol0Buf=new Wt(r,r.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,r.STATIC_DRAW,u),e.modelMatrixCol1Buf=new Wt(r,r.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,r.STATIC_DRAW,u),e.modelMatrixCol2Buf=new Wt(r,r.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,r.STATIC_DRAW,u),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],e.normalsBuf&&(e.modelNormalMatrixCol0Buf=new Wt(r,r.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol0),this._modelNormalMatrixCol0.length,4,r.STATIC_DRAW,u),e.modelNormalMatrixCol1Buf=new Wt(r,r.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol1),this._modelNormalMatrixCol1.length,4,r.STATIC_DRAW,u),e.modelNormalMatrixCol2Buf=new Wt(r,r.ARRAY_BUFFER,new Float32Array(this._modelNormalMatrixCol2),this._modelNormalMatrixCol2.length,4,r.STATIC_DRAW,u),this._modelNormalMatrixCol0=[],this._modelNormalMatrixCol1=[],this._modelNormalMatrixCol2=[])}if(this._pickColors.length>0){e.pickColorsBuf=new Wt(r,r.ARRAY_BUFFER,new Uint8Array(this._pickColors),this._pickColors.length,4,r.STATIC_DRAW,!1),this._pickColors=[]}e.pbrSupported=!!(e.metallicRoughnessBuf&&e.uvBuf&&e.normalsBuf&&i&&i.colorTexture&&i.metallicRoughnessTexture),e.colorTextureSupported=!!e.uvBuf&&!!i&&!!i.colorTexture,this.model.scene.readableGeometryEnabled||(this._state.geometry=null),this._finalized=!0}}},{key:"initFlags",value:function(e,t,i){t&Ke&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&$e&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&qe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&et&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Ye&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&tt&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&Je&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Xe&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&tt?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Ye?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Je?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";xl[0]=t[0],xl[1]=t[1],xl[2]=t[2],xl[3]=t[3],this._state.colorsBuf&&this._state.colorsBuf.setData(xl,4*e)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){if(!this._finalized)throw"Not finalized";var r=!!(t&Ke),s=!!(t&qe),n=!!(t&$e),o=!!(t&et),a=!!(t&tt),l=!!(t&Je),u=!!(t&Xe),c=0;c|=!r||u||s||n&&!this.model.scene.highlightMaterial.glowThrough||o&&!this.model.scene.selectedMaterial.glowThrough?Uo.NOT_RENDERED:i?Uo.COLOR_TRANSPARENT:Uo.COLOR_OPAQUE,c|=(!r||u?Uo.NOT_RENDERED:o?Uo.SILHOUETTE_SELECTED:n?Uo.SILHOUETTE_HIGHLIGHTED:s?Uo.SILHOUETTE_XRAYED:Uo.NOT_RENDERED)<<4,c|=(!r||u?Uo.NOT_RENDERED:o?Uo.EDGES_SELECTED:n?Uo.EDGES_HIGHLIGHTED:s?Uo.EDGES_XRAYED:a?i?Uo.EDGES_COLOR_TRANSPARENT:Uo.EDGES_COLOR_OPAQUE:Uo.NOT_RENDERED)<<8,c|=(r&&!u&&l?Uo.PICK:Uo.NOT_RENDERED)<<12,c|=(t&Ye?1:0)<<16,wl[0]=c,this._state.flagsBuf&&this._state.flagsBuf.setData(wl,e)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(Pl[0]=t[0],Pl[1]=t[1],Pl[2]=t[2],this._state.offsetsBuf&&this._state.offsetsBuf.setData(Pl,3*e)):this.model.error("Entity#offset not enabled for this Viewer")}},{key:"getEachVertex",value:function(e,t){if(!this.model.scene.readableGeometryEnabled)return!1;var i=this._state,r=i.geometry,s=this._portions[e];if(s){var n=r.positionsCompressed,o=this.model.matrix,a=re.vec4();a.set(i.origin,0),a[3]=1,re.mulMat4v4(o,a,a);for(var l=a[0],u=a[1],c=a[2],A=Bl,h=s.matrix,d=i.positionsDecodeMatrix,p=0,f=n.length;p<f;p+=3)A[0]=n[p],A[1]=n[p+1],A[2]=n[p+2],re.decompressPosition(A,d),re.transformPoint3(h,A,A),A[3]=1,re.mulMat4v4(o,A,A),A[0]+=l,A[1]+=u,A[2]+=c,t(A)}else this.model.error("portion not found: "+e)}},{key:"getEachIndex",value:function(e,t){if(!this.model.scene.readableGeometryEnabled)return!1;var i=this._state.geometry;if(this._portions[e])for(var r=i.indices,s=0,n=r.length;s<n;s++)t(r[s]);else this.model.error("portion not found: "+e)}},{key:"setMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=4*e;Sl[0]=t[0],Sl[1]=t[4],Sl[2]=t[8],Sl[3]=t[12],this._state.modelMatrixCol0Buf.setData(Sl,i),Sl[0]=t[1],Sl[1]=t[5],Sl[2]=t[9],Sl[3]=t[13],this._state.modelMatrixCol1Buf.setData(Sl,i),Sl[0]=t[2],Sl[1]=t[6],Sl[2]=t[10],Sl[3]=t[14],this._state.modelMatrixCol2Buf.setData(Sl,i)}},{key:"drawColorOpaque",value:function(e,t){if(this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions){this._updateBackfaceCull(e,t);var i=this._state.textureSet&&"number"==typeof this._state.textureSet.alphaCutoff;t.withSAO&&this.model.saoEnabled?t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRendererWithSAO&&this._renderers.pbrRendererWithSAO.drawLayer(t,this,Uo.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererWithSAOAlphaCutoff&&this._renderers.colorTextureRendererWithSAOAlphaCutoff.drawLayer(t,this,Uo.COLOR_OPAQUE):this._renderers.colorTextureRendererWithSAO&&this._renderers.colorTextureRendererWithSAO.drawLayer(t,this,Uo.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,Uo.COLOR_OPAQUE):this._renderers.flatColorRendererWithSAO&&this._renderers.flatColorRendererWithSAO.drawLayer(t,this,Uo.COLOR_OPAQUE):t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?i?this._renderers.colorTextureRendererAlphaCutoff&&this._renderers.colorTextureRendererAlphaCutoff.drawLayer(t,this,Uo.COLOR_OPAQUE):this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE)}}},{key:"_updateBackfaceCull",value:function(e,t){var i=this.model.backfaces||!this.solid||e.sectioned;if(t.backfaces!==i){var r=t.gl;i?r.disable(r.CULL_FACE):r.enable(r.CULL_FACE),t.backfaces=i}}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.pbrEnabled&&this.model.pbrEnabled&&this._state.pbrSupported?this._renderers.pbrRenderer&&this._renderers.pbrRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT):t.colorTextureEnabled&&this.model.colorTextureEnabled&&this._state.colorTextureSupported?this._renderers.colorTextureRenderer&&this._renderers.colorTextureRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT):this._state.normalsBuf?this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT):this._renderers.flatColorRenderer&&this._renderers.flatColorRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT))}},{key:"drawDepth",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE))}},{key:"drawNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE))}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_XRAYED))}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_HIGHLIGHTED))}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_SELECTED))}},{key:"drawEdgesColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Uo.EDGES_COLOR_OPAQUE)}},{key:"drawEdgesColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Uo.EDGES_COLOR_TRANSPARENT)}},{key:"drawEdgesXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Uo.EDGES_XRAYED)}},{key:"drawEdgesHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Uo.EDGES_HIGHLIGHTED)}},{key:"drawEdgesSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Uo.EDGES_SELECTED)}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE))}},{key:"drawShadow",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE))}},{key:"drawPickMesh",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Uo.PICK))}},{key:"drawPickDepths",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Uo.PICK))}},{key:"drawPickNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsFlatRenderer&&this._renderers.pickNormalsFlatRenderer.drawLayer(t,this,Uo.PICK))}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Uo.PICK))}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Uo.PICK))}},{key:"precisionRayPickSurface",value:function(e,t,i,r,s){if(!this.model.scene.readableGeometryEnabled)return!1;var n=this._state.geometry,o=this._state,a=this._portions[e];if(!a)return this.model.error("portion not found: "+e),!1;a.inverseMatrix||(a.inverseMatrix=re.inverseMat4(a.matrix,re.mat4())),s&&!a.normalMatrix&&(a.normalMatrix=re.transposeMat4(a.inverseMatrix,re.mat4()));var l=n.quantizedPositions,u=n.indices,c=o.origin,A=a.offset,h=Cl,d=Ml;h.set(c?re.subVec3(t,c,El):t),d.set(i),A&&re.subVec3(h,A),re.transformRay(this.model.worldNormalMatrix,h,d,h,d),re.transformRay(a.inverseMatrix,h,d,h,d);for(var p=Fl,f=kl,v=Il,g=!1,m=0,_=Dl,y=0,b=u.length;y<b;y+=3){var x=3*u[y+0],w=3*u[y+1],B=3*u[y+2];p[0]=l[x],p[1]=l[x+1],p[2]=l[x+2],f[0]=l[w],f[1]=l[w+1],f[2]=l[w+2],v[0]=l[B],v[1]=l[B+1],v[2]=l[B+2];var P=o.geometry.positionsDecodeMatrix;if(re.decompressPosition(p,P),re.decompressPosition(f,P),re.decompressPosition(v,P),re.rayTriangleIntersect(h,d,p,f,v,_)){re.transformPoint3(a.matrix,_,_),re.transformPoint3(this.model.worldMatrix,_,_),A&&re.addVec3(_,A),c&&re.addVec3(_,c);var C=Math.abs(re.lenVec3(re.subVec3(_,t,[])));(!g||C>m)&&(m=C,r.set(_),s&&re.triangleNormal(p,f,v,s),g=!0)}}return g&&s&&(re.transformVec3(a.normalMatrix,s,s),re.transformVec3(this.model.worldNormalMatrix,s,s),re.normalizeVec3(s)),g}},{key:"destroy",value:function(){var e=this._state;e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.modelNormalMatrixCol0Buf&&(e.modelNormalMatrixCol0Buf.destroy(),e.modelNormalMatrixCol0Buf=null),e.modelNormalMatrixCol1Buf&&(e.modelNormalMatrixCol1Buf.destroy(),e.modelNormalMatrixCol1Buf=null),e.modelNormalMatrixCol2Buf&&(e.modelNormalMatrixCol2Buf.destroy(),e.modelNormalMatrixCol2Buf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy(),this._state=null}}]),e}(),Ll=function(e){g(i,Go);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,r=e.frameCtx,s=e.incrementDrawState;t.drawElements(t.LINES,i.indicesBuf.numItems,i.indicesBuf.itemType,0),s&&r.drawElements++}}]),i}(),Rl=function(e){g(i,Ll);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines batching color vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, float(color.a) / 255.0);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Lines batching color fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return r.push("   outColor            = vColor;"),e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("}"),r}}]),i}(),Ul=function(e){g(i,Ll);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines batching silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec4 color;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Lines batching silhouette fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("uniform vec4 color;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = color;"),r.push("}"),r}}]),i}(),Ol=re.vec3(),Nl=re.vec3(),Ql=re.vec3(),Vl=re.vec3(),Hl=re.mat4(),jl=function(e){g(i,Go);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=t.aabb,h=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var d,p,f=Ol;if(f[0]=re.safeInv(A[3]-A[0])*re.MAX_INT,f[1]=re.safeInv(A[4]-A[1])*re.MAX_INT,f[2]=re.safeInv(A[5]-A[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(f[0]),e.snapPickCoordinateScale[1]=re.safeInv(f[1]),e.snapPickCoordinateScale[2]=re.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=Nl;if(l){var g=Ql;re.transformPoint3(c,l,g),v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],d=He(h,v,Hl),(p=Vl)[0]=n.eye[0]-v[0],p[1]=n.eye[1]-v[1],p[2]=n.eye[2]-v[2],e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else d=h,p=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,p),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(d,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),a.indicesBuf.bind(),o.drawElements(o.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBO SnapBatchingDepthBufInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Gl=re.vec3(),zl=re.vec3(),Wl=re.vec3(),Kl=re.vec3(),Xl=re.mat4(),Jl=function(e){g(i,Go);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=t.aabb,h=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var d,p,f=Gl;if(f[0]=re.safeInv(A[3]-A[0])*re.MAX_INT,f[1]=re.safeInv(A[4]-A[1])*re.MAX_INT,f[2]=re.safeInv(A[5]-A[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(f[0]),e.snapPickCoordinateScale[1]=re.safeInv(f[1]),e.snapPickCoordinateScale[2]=re.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=zl;if(l){var g=Wl;re.transformPoint3(c,l,g),v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],d=He(h,v,Xl),(p=Kl)[0]=n.eye[0]-v[0],p[1]=n.eye[1]-v[1],p[2]=n.eye[2]-v[2],e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else d=h,p=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,p),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(d,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),"edge"===e.snapMode?(a.indicesBuf.bind(),o.drawElements(o.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0),a.indicesBuf.unbind()):o.drawArrays(o.POINTS,0,a.positionsBuf.numItems)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;var i=[];return i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapBatchingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Yl=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new Rl(this._scene,!1)),this._colorRenderer}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Ul(this._scene)),this._silhouetteRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new jl(this._scene,!1)),this._snapInitRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new Jl(this._scene)),this._snapRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),Zl={};var ql=C((function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:5e6;B(this,e),t>5e6&&(t=5e6),this.maxVerts=t,this.maxIndices=3*t,this.positions=[],this.colors=[],this.offsets=[],this.indices=[]})),$l=function(){function e(t){var i,r,s;B(this,e),this.layerIndex=t.layerIndex,this._renderers=(i=t.model.scene,r=i.id,(s=Zl[r])||(s=new Yl(i),Zl[r]=s,s._compile(),i.on("compile",(function(){s._compile()})),i.on("destroyed",(function(){delete Zl[r],s._destroy()}))),s),this.model=t.model,this._buffer=new ql(t.maxGeometryBatchSize),this._scratchMemory=t.scratchMemory,this._state=new hi({positionsBuf:null,offsetsBuf:null,colorsBuf:null,flagsBuf:null,indicesBuf:null,positionsDecodeMatrix:re.mat4(),origin:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=re.collapseAABB3(),this._portions=[],this._meshes=[],this._numVerts=0,this._aabb=re.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,t.positionsDecodeMatrix?(this._state.positionsDecodeMatrix.set(t.positionsDecodeMatrix),this._preCompressedPositionsExpected=!0):this._preCompressedPositionsExpected=!1,t.origin&&(this._state.origin=re.vec3(t.origin)),this.primitive=t.primitive}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e,t){if(this._finalized)throw"Already finalized";return this._buffer.positions.length+e<3*this._buffer.maxVerts&&this._buffer.indices.length+t<this._buffer.maxIndices}},{key:"createPortion",value:function(e,t){if(this._finalized)throw"Already finalized";var i,r=t.positions,s=t.positionsCompressed,n=t.indices,o=t.color,a=t.opacity,l=this._buffer,u=l.positions.length/3;if(re.expandAABB3(this._modelAABB,t.aabb),this._preCompressedPositionsExpected){if(!s)throw"positionsCompressed expected";i=s.length/3;for(var c=0,A=s.length;c<A;c++)l.positions.push(s[c])}else{if(!r)throw"positions expected";i=r.length/3;for(var h=0,d=r.length;h<d;h++)l.positions.push(r[h])}if(o)for(var p=o[0],f=o[1],v=o[2],g=a,m=0;m<i;m++)l.colors.push(p),l.colors.push(f),l.colors.push(v),l.colors.push(g);if(n)for(var _=0,y=n.length;_<y;_++)l.indices.push(n[_]+u);if(this.model.scene.entityOffsetsEnabled)for(var b=0;b<i;b++)l.offsets.push(0),l.offsets.push(0),l.offsets.push(0);var x=this._portions.length/2;return this._portions.push(u),this._portions.push(i),this._numPortions++,this.model.numPortions++,this._numVerts+=i,this._meshes.push(e),x}},{key:"finalize",value:function(){if(!this._finalized){var e=this._state,t=this.model.scene.canvas.gl,i=this._buffer;if(i.positions.length>0)if(this._preCompressedPositionsExpected){var r=new Uint16Array(i.positions);e.positionsBuf=new Wt(t,t.ARRAY_BUFFER,r,i.positions.length,3,t.STATIC_DRAW)}else{var s=Fa(new Float32Array(i.positions),this._modelAABB,e.positionsDecodeMatrix);e.positionsBuf=new Wt(t,t.ARRAY_BUFFER,s,i.positions.length,3,t.STATIC_DRAW)}if(i.colors.length>0){var n=new Uint8Array(i.colors);e.colorsBuf=new Wt(t,t.ARRAY_BUFFER,n,i.colors.length,4,t.DYNAMIC_DRAW,!1)}if(i.colors.length>0){var o=i.colors.length/4,a=new Float32Array(o);e.flagsBuf=new Wt(t,t.ARRAY_BUFFER,a,a.length,1,t.DYNAMIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&i.offsets.length>0){var l=new Float32Array(i.offsets);e.offsetsBuf=new Wt(t,t.ARRAY_BUFFER,l,i.offsets.length,3,t.DYNAMIC_DRAW)}if(i.indices.length>0){var u=new Uint32Array(i.indices);e.indicesBuf=new Wt(t,t.ELEMENT_ARRAY_BUFFER,u,i.indices.length,1,t.STATIC_DRAW)}this._buffer=null,this._finalized=!0}}},{key:"initFlags",value:function(e,t,i){t&Ke&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&$e&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&qe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&et&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Ye&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&tt&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&Je&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Xe&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,!0)}},{key:"flushInitFlags",value:function(){this._setDeferredFlags()}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&tt?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Ye?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Je?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";for(var i=2*e,r=4*this._portions[i],s=4*this._portions[i+1],n=this._scratchMemory.getUInt8Array(s),o=t[0],a=t[1],l=t[2],u=t[3],c=0;c<s;c+=4)n[c+0]=o,n[c+1]=a,n[c+2]=l,n[c+3]=u;this._state.colorsBuf.setData(n,r,s)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(!this._finalized)throw"Not finalized";var s,n,o=2*e,a=this._portions[o],l=this._portions[o+1],u=a,c=l,A=!!(t&Ke),h=!!(t&qe),d=!!(t&$e),p=!!(t&et),f=!!(t&Je),v=!!(t&Xe);s=!A||v||h||d&&!this.model.scene.highlightMaterial.glowThrough||p&&!this.model.scene.selectedMaterial.glowThrough?Uo.NOT_RENDERED:i?Uo.COLOR_TRANSPARENT:Uo.COLOR_OPAQUE,n=!A||v?Uo.NOT_RENDERED:p?Uo.SILHOUETTE_SELECTED:d?Uo.SILHOUETTE_HIGHLIGHTED:h?Uo.SILHOUETTE_XRAYED:Uo.NOT_RENDERED;var g=A&&!v&&f?Uo.PICK:Uo.NOT_RENDERED,m=t&Ye?1:0;if(r){this._deferredFlagValues||(this._deferredFlagValues=new Float32Array(this._numVerts));for(var _=u,y=u+c;_<y;_++){var b=0;b|=s,b|=n<<4,b|=g<<12,b|=m<<16,this._deferredFlagValues[_]=b}}else if(this._state.flagsBuf){for(var x=this._scratchMemory.getFloat32Array(c),w=0;w<c;w++){var B=0;B|=s,B|=n<<4,B|=g<<12,B|=m<<16,x[w]=B}this._state.flagsBuf.setData(x,u,c)}}},{key:"_setDeferredFlags",value:function(){this._deferredFlagValues&&(this._state.flagsBuf.setData(this._deferredFlagValues),this._deferredFlagValues=null)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";if(this.model.scene.entityOffsetsEnabled){for(var i=2*e,r=3*this._portions[i],s=3*this._portions[i+1],n=this._scratchMemory.getFloat32Array(s),o=t[0],a=t[1],l=t[2],u=0;u<s;u+=3)n[u+0]=o,n[u+1]=a,n[u+2]=l;this._state.offsetsBuf.setData(n,r,s)}else this.model.error("Entity#offset not enabled for this Viewer")}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_XRAYED)}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_HIGHLIGHTED)}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_SELECTED)}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawPickMesh",value:function(e){}},{key:"drawPickDepths",value:function(e){}},{key:"drawPickNormals",value:function(e){}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Uo.PICK)}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Uo.PICK)}},{key:"drawOcclusion",value:function(e){}},{key:"drawShadow",value:function(e){}},{key:"destroy",value:function(){var e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.indicesBuf&&(e.indicesBuf.destroy(),e.indicesBuf=null),e.destroy()}}]),e}(),eu=function(e){g(i,Go);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,{instancing:!0})}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,r=e.frameCtx,s=e.incrementDrawState;t.drawElementsInstanced(t.LINES,i.indicesBuf.numItems,i.indicesBuf.itemType,0,i.numInstances),s&&r.drawElements++}}]),i}(),tu=function(e){g(i,eu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines instancing color vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),i.push("in vec4 color;"),i.push("in float flags;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),i.push("uniform vec4 lightAmbient;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int colorFlag = int(flags) & 0xF;"),i.push("if (colorFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0,  float(color.a) / 255.0);"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,r=i._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Lines instancing color fragment shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),i.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),s)for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");if(n.push("in vec4 vColor;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),s){for(n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("if (dist > 0.0) { discard; }"),n.push("}")}return this._withSAO?(n.push("   float viewportWidth     = uSAOParams[0];"),n.push("   float viewportHeight    = uSAOParams[1];"),n.push("   float blendCutoff       = uSAOParams[2];"),n.push("   float blendFactor       = uSAOParams[3];"),n.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),n.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBAToDepth(texture(uOcclusionTexture, uv))) * blendFactor;"),n.push("   outColor            = vec4(vColor.rgb * ambient, vColor.a);")):n.push("    outColor           = vColor;"),i.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}]),i}(),iu=function(e){g(i,eu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Lines instancing silhouette vertex shader"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(i),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;")),i.push("uniform vec4 color;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),i.push("if (silhouetteFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Lines instancing silhouette fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("uniform vec4 color;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = color;"),r.push("}"),r}}]),i}(),ru=re.vec3(),su=re.vec3(),nu=re.vec3();re.vec3();var ou=re.mat4(),au=function(e){g(i,Go);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.canvas.gl,o=s.camera,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=t.aabb,h=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var d,p=ru;if(p[0]=re.safeInv(A[3]-A[0])*re.MAX_INT,p[1]=re.safeInv(A[4]-A[1])*re.MAX_INT,p[2]=re.safeInv(A[5]-A[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(p[0]),e.snapPickCoordinateScale[1]=re.safeInv(p[1]),e.snapPickCoordinateScale[2]=re.safeInv(p[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var f=su;if(l){var v=re.transformPoint3(c,l,nu);f[0]=v[0],f[1]=v[1],f[2]=v[2]}else f[0]=0,f[1]=0,f[2]=0;f[0]+=u[0],f[1]+=u[1],f[2]+=u[2],d=He(h,f,ou),e.snapPickOrigin[0]=f[0],e.snapPickOrigin[1]=f[1],e.snapPickOrigin[2]=f[2]}else d=h,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);var g=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(d,g+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,g+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,g+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var m=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,m),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1)),a.indicesBuf.bind(),n.drawElementsInstanced(n.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind(),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),lu=re.vec3(),uu=re.vec3(),cu=re.vec3();re.vec3();var Au=re.mat4(),hu=function(e){g(i,Go);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(t),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=t.aabb,h=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var d,p=lu;if(p[0]=re.safeInv(A[3]-A[0])*re.MAX_INT,p[1]=re.safeInv(A[4]-A[1])*re.MAX_INT,p[2]=re.safeInv(A[5]-A[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(p[0]),e.snapPickCoordinateScale[1]=re.safeInv(p[1]),e.snapPickCoordinateScale[2]=re.safeInv(p[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var f=uu;if(l){var v=re.transformPoint3(c,l,cu);f[0]=v[0],f[1]=v[1],f[2]=v[2]}else f[0]=0,f[1]=0,f[2]=0;f[0]+=u[0],f[1]+=u[1],f[2]+=u[2],d=He(h,f,Au),e.snapPickOrigin[0]=f[0],e.snapPickOrigin[1]=f[1],e.snapPickOrigin[2]=f[2]}else d=h,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,p),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var g=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(d,g+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,g+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,g+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var m=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,m),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1),"edge"===e.snapMode?(a.indicesBuf.bind(),o.drawElementsInstanced(o.LINES,a.indicesBuf.numItems,a.indicesBuf.itemType,0,a.numInstances),a.indicesBuf.unbind()):o.drawArraysInstanced(o.POINTS,0,a.positionsBuf.numItems,a.numInstances),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(2.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),du=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"eagerCreateRenders",value:function(){this._snapInitRenderer||(this._snapInitRenderer=new au(this._scene,!1)),this._snapRenderer||(this._snapRenderer=new hu(this._scene))}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new tu(this._scene)),this._colorRenderer}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new iu(this._scene)),this._silhouetteRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new au(this._scene,!1)),this._snapInitRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new hu(this._scene)),this._snapRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),pu={};var fu=new Uint8Array(4),vu=new Float32Array(1),gu=new Float32Array(3),mu=new Float32Array(4),_u=function(){function e(t){var i,r,s;B(this,e),this.model=t.model,this.material=t.material,this.sortId="LinesInstancingLayer",this.layerIndex=t.layerIndex,this._renderers=(i=t.model.scene,r=i.id,(s=pu[r])||(s=new du(i),pu[r]=s,s._compile(),i.on("compile",(function(){s._compile()})),i.on("destroyed",(function(){delete pu[r],s._destroy()}))),s),this._aabb=re.collapseAABB3(),this._state=new hi({obb:re.OBB3(),numInstances:0,origin:null,geometry:t.geometry,positionsDecodeMatrix:t.geometry.positionsDecodeMatrix,positionsBuf:null,colorsBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=t.geometry.numIndices,this._colors=[],this._offsets=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=re.collapseAABB3(),this.aabbDirty=!0,t.origin&&(this._state.origin=re.vec3(t.origin)),this._finalized=!1,this.primitive=t.primitive}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"createPortion",value:function(e,t){var i=t.color,r=t.opacity,s=t.meshMatrix;if(this._finalized)throw"Already finalized";var n=i[0],o=i[1],a=i[2];i[3],this._colors.push(n),this._colors.push(o),this._colors.push(a),this._colors.push(r),this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(s[0]),this._modelMatrixCol0.push(s[4]),this._modelMatrixCol0.push(s[8]),this._modelMatrixCol0.push(s[12]),this._modelMatrixCol1.push(s[1]),this._modelMatrixCol1.push(s[5]),this._modelMatrixCol1.push(s[9]),this._modelMatrixCol1.push(s[13]),this._modelMatrixCol2.push(s[2]),this._modelMatrixCol2.push(s[6]),this._modelMatrixCol2.push(s[10]),this._modelMatrixCol2.push(s[14]),this._state.numInstances++;var l=this._portions.length;return this._portions.push({}),this._numPortions++,this.model.numPortions++,this._meshes.push(e),l}},{key:"finalize",value:function(){if(this._finalized)throw"Already finalized";var e=this.model.scene.canvas.gl,t=this._state,i=t.geometry,r=this._colors.length,s=r/4;if(r>0){this._state.colorsBuf=new Wt(e,e.ARRAY_BUFFER,new Uint8Array(this._colors),this._colors.length,4,e.DYNAMIC_DRAW,!1),this._colors=[]}if(s>0){this._state.flagsBuf=new Wt(e,e.ARRAY_BUFFER,new Float32Array(s),s,1,e.DYNAMIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){this._state.offsetsBuf=new Wt(e,e.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,e.DYNAMIC_DRAW,!1),this._offsets=[]}if(i.colorsCompressed&&i.colorsCompressed.length>0){var n=new Uint8Array(i.colorsCompressed);t.colorsBuf=new Wt(e,e.ARRAY_BUFFER,n,n.length,4,e.STATIC_DRAW,!1)}if(i.positionsCompressed&&i.positionsCompressed.length>0){t.positionsBuf=new Wt(e,e.ARRAY_BUFFER,i.positionsCompressed,i.positionsCompressed.length,3,e.STATIC_DRAW,!1),t.positionsDecodeMatrix=re.mat4(i.positionsDecodeMatrix)}if(i.indices&&i.indices.length>0&&(t.indicesBuf=new Wt(e,e.ELEMENT_ARRAY_BUFFER,new Uint32Array(i.indices),i.indices.length,1,e.STATIC_DRAW),t.numIndices=i.indices.length),this._modelMatrixCol0.length>0){var o=!1;this._state.modelMatrixCol0Buf=new Wt(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,e.STATIC_DRAW,o),this._state.modelMatrixCol1Buf=new Wt(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,e.STATIC_DRAW,o),this._state.modelMatrixCol2Buf=new Wt(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,e.STATIC_DRAW,o),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[]}this.model.scene.readableGeometryEnabled||(this._state.geometry=null),this._finalized=!0}},{key:"initFlags",value:function(e,t,i){t&Ke&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&$e&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&qe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&et&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Ye&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&tt&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&Je&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Xe&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&tt?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Ye?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Je?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";fu[0]=t[0],fu[1]=t[1],fu[2]=t[2],fu[3]=t[3],this._state.colorsBuf.setData(fu,4*e,4)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){if(!this._finalized)throw"Not finalized";var r=!!(t&Ke),s=!!(t&qe),n=!!(t&$e),o=!!(t&et),a=!!(t&tt),l=!!(t&Je),u=!!(t&Xe),c=0;c|=!r||u||s||n&&!this.model.scene.highlightMaterial.glowThrough||o&&!this.model.scene.selectedMaterial.glowThrough?Uo.NOT_RENDERED:i?Uo.COLOR_TRANSPARENT:Uo.COLOR_OPAQUE,c|=(!r||u?Uo.NOT_RENDERED:o?Uo.SILHOUETTE_SELECTED:n?Uo.SILHOUETTE_HIGHLIGHTED:s?Uo.SILHOUETTE_XRAYED:Uo.NOT_RENDERED)<<4,c|=(!r||u?Uo.NOT_RENDERED:o?Uo.EDGES_SELECTED:n?Uo.EDGES_HIGHLIGHTED:s?Uo.EDGES_XRAYED:a?i?Uo.EDGES_COLOR_TRANSPARENT:Uo.EDGES_COLOR_OPAQUE:Uo.NOT_RENDERED)<<8,c|=(r&&!u&&l?Uo.PICK:Uo.NOT_RENDERED)<<12,c|=(t&Ye?255:0)<<16,vu[0]=c,this._state.flagsBuf.setData(vu,e)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(gu[0]=t[0],gu[1]=t[1],gu[2]=t[2],this._state.offsetsBuf.setData(gu,3*e,3)):this.model.error("Entity#offset not enabled for this Viewer")}},{key:"setMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=4*e;mu[0]=t[0],mu[1]=t[4],mu[2]=t[8],mu[3]=t[12],this._state.modelMatrixCol0Buf.setData(mu,i),mu[0]=t[1],mu[1]=t[5],mu[2]=t[9],mu[3]=t[13],this._state.modelMatrixCol1Buf.setData(mu,i),mu[0]=t[2],mu[1]=t[6],mu[2]=t[10],mu[3]=t[14],this._state.modelMatrixCol2Buf.setData(mu,i)}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_XRAYED)}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_HIGHLIGHTED)}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_SELECTED)}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Uo.PICK)}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Uo.PICK)}},{key:"drawOcclusion",value:function(e,t){}},{key:"drawShadow",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){}},{key:"drawPickDepths",value:function(e,t){}},{key:"drawPickNormals",value:function(e,t){}},{key:"destroy",value:function(){var e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.destroy()}}]),e}(),yu=function(e){g(i,Go);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,r=e.frameCtx,s=e.incrementDrawState;t.drawArrays(t.POINTS,0,i.positionsBuf.numItems),s&&r.drawArrays++}}]),i}(),bu=function(e){g(i,yu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial,r=[];return r.push("#version 300 es"),r.push("// Points batching color vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),r.push("in vec4 color;"),r.push("in float flags;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),this._addMatricesUniformBlockLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),i.filterIntensity&&r.push("uniform vec2 intensityRange;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vColor;"),r.push("void main(void) {"),r.push("int colorFlag = int(flags) & 0xF;"),r.push("if (colorFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),i.filterIntensity&&(r.push("float intensity = float(color.a) / 255.0;"),r.push("if (intensity < intensityRange[0] || intensity > intensityRange[1]) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {")),r.push("vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&r.push("worldPosition.xyz = worldPosition.xyz + offset;"),r.push("vec4 viewPosition  = viewMatrix * worldPosition; "),r.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, 1.0);"),t&&(r.push("vWorldPosition = worldPosition;"),r.push("vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),i.filterIntensity&&r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points batching color fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { discard; }"),r.push("}")}return r.push("   outColor = vColor;"),e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("}"),r}}]),i}(),xu=function(e){g(i,yu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points batching silhouette vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),this._addMatricesUniformBlockLines(r),r.push("uniform vec4 color;"),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("void main(void) {"),r.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),r.push("if (silhouetteFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),r.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("vWorldPosition = worldPosition;"),r.push("vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,r=i._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Points batching silhouette vertex shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),i.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),s)for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");if(n.push("uniform vec4 color;"),n.push("out vec4 outColor;"),n.push("void main(void) {"),i.pointsMaterial.roundPoints&&(n.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),n.push("  float r = dot(cxy, cxy);"),n.push("  if (r > 1.0) {"),n.push("       discard;"),n.push("  }")),s){for(n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("  if (dist > 0.0) { discard; }"),n.push("}")}return i.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("outColor = color;"),n.push("}"),n}}]),i}(),wu=function(e){g(i,yu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points batching pick mesh vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),r.push("in vec4 pickColor;"),r.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(r),this._addRemapClipPosLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vPickColor;"),r.push("void main(void) {"),r.push("int pickFlag = int(flags) >> 12 & 0xF;"),r.push("if (pickFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("  } else {"),r.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),r.push("      vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(r.push("      vWorldPosition = worldPosition;"),r.push("      vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("gl_PointSize += 10.0;"),r.push("  }"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points batching pick mesh vertex shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vPickColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("   outColor = vPickColor; "),r.push("}"),r}}]),i}(),Bu=function(e){g(i,yu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points batched pick depth vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),r.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(r),this._addRemapClipPosLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vViewPosition;"),r.push("void main(void) {"),r.push("int pickFlag = int(flags) >> 12 & 0xF;"),r.push("if (pickFlag != renderPass) {"),r.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("  } else {"),r.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("      vWorldPosition = worldPosition;"),r.push("      vFlags = flags;")),r.push("vViewPosition = viewPosition;"),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("gl_PointSize += 10.0;"),r.push("  }"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points batched pick depth fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),r.push("uniform float pickZNear;"),r.push("uniform float pickZFar;"),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vViewPosition;"),r.push("vec4 packDepth(const in float depth) {"),r.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),r.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),r.push("  vec4 res = fract(depth * bitShift);"),r.push("  res -= res.xxyz * bitMask;"),r.push("  return res;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),r.push("    outColor = packDepth(zNormalizedDepth); "),r.push("}"),r}}]),i}(),Pu=function(e){g(i,yu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points batching occlusion vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),this._addMatricesUniformBlockLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("void main(void) {"),r.push("int colorFlag = int(flags) & 0xF;"),r.push("if (colorFlag != renderPass) {"),r.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("  } else {"),r.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("      vWorldPosition = worldPosition;"),r.push("      vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("  gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("  }"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points batching occlusion fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("      float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("      if (sectionPlaneActive"+n+") {"),r.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("      }");r.push("      if (dist > 0.0) { discard; }"),r.push("  }")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),r.push("}"),r}}]),i}(),Cu=re.vec3(),Mu=re.vec3(),Eu=re.vec3(),Fu=re.vec3(),ku=re.mat4(),Iu=function(e){g(i,Go);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=t.aabb,h=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var d,p,f=Cu;if(f[0]=re.safeInv(A[3]-A[0])*re.MAX_INT,f[1]=re.safeInv(A[4]-A[1])*re.MAX_INT,f[2]=re.safeInv(A[5]-A[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(f[0]),e.snapPickCoordinateScale[1]=re.safeInv(f[1]),e.snapPickCoordinateScale[2]=re.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=Mu;if(l){var g=Eu;re.transformPoint3(c,l,g),v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],d=He(h,v,ku),(p=Fu)[0]=n.eye[0]-v[0],p[1]=n.eye[1]-v[1],p[2]=n.eye[2]-v[2],e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else d=h,p=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,p),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible),o.uniform1f(this._uPointSize,1);var m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(d,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),o.drawArrays(o.POINTS,0,a.positionsBuf.numItems)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler"),this._uPointSize=e.getLocation("pointSize")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float pointSize;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("      vWorldPosition = worldPosition;"),t&&i.push("      vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = pointSize;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outNormal = ivec4(1.0, 1.0, 1.0, 1.0);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Du=re.vec3(),Su=re.vec3(),Tu=re.vec3(),Lu=re.vec3(),Ru=re.mat4(),Uu=function(e){g(i,Go);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=t.aabb,h=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var d,p,f=Du;if(f[0]=re.safeInv(A[3]-A[0])*re.MAX_INT,f[1]=re.safeInv(A[4]-A[1])*re.MAX_INT,f[2]=re.safeInv(A[5]-A[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(f[0]),e.snapPickCoordinateScale[1]=re.safeInv(f[1]),e.snapPickCoordinateScale[2]=re.safeInv(f[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var v=Su;if(l){var g=Tu;re.transformPoint3(c,l,g),v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],d=He(h,v,Ru),(p=Lu)[0]=n.eye[0]-v[0],p[1]=n.eye[1]-v[1],p[2]=n.eye[2]-v[2],e.snapPickOrigin[0]=v[0],e.snapPickOrigin[1]=v[1],e.snapPickOrigin[2]=v[2]}else d=h,p=n.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform3fv(this._uCameraEyeRtc,p),o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,f),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var m=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(d,m+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,m+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,m+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var _=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,_),this.setSectionPlanesStateUniforms(t),o.drawArrays(o.POINTS,0,a.positionsBuf.numItems)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this._uCameraEyeRtc=e.getLocation("uCameraEyeRtc"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0;e.pointsMaterial._state;var i=[];return i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (positionsDecodeMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// VBOBatchingPointsSnapRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),Ou=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new bu(this._scene)),this._colorRenderer}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new xu(this._scene)),this._silhouetteRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new wu(this._scene)),this._pickMeshRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new Bu(this._scene)),this._pickDepthRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new Pu(this._scene)),this._occlusionRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new Iu(this._scene,!1)),this._snapInitRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new Uu(this._scene)),this._snapRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),Nu={};var Qu=function(){function e(t){B(this,e),this.model=t.model,this.sortId="PointsBatchingLayer",this.layerIndex=t.layerIndex,this._renderers=function(e){var t=e.id,i=Nu[t];return i||(i=new Ou(e),Nu[t]=i,i._compile(),e.on("compile",(function(){i._compile()})),e.on("destroyed",(function(){delete Nu[t],i._destroy()}))),i}(t.model.scene);var i=t.maxGeometryBatchSize||5e6,r=function(){var e=[];return{append:function(t){var i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1;e.push({data:t,times:i,denormalizeScale:r})},compileBuffer:function(t){var i=0;e.forEach((function(e){i+=e.times*e.data.length}));var r=new t(i),s=0;return e.forEach((function(e){var t=e.data,i=e.denormalizeScale,n=r.subarray(s);if(1===i)n.set(t,0);else for(var o=0;o<t.length;++o)n[o]=t[o]*i;for(var a=t.length,l=e.times*t.length;a<l;){var u=Math.min(a,l-a);n.set(n.subarray(0,u),a),a+=u}s+=a})),r}}};this._buffer={maxVerts:i,positions:r(),colors:r(),pickColors:r(),vertsIndex:0},this._scratchMemory=t.scratchMemory,this._state=new hi({positionsBuf:null,offsetsBuf:null,colorsBuf:null,flagsBuf:null,positionsDecodeMatrix:re.mat4(),origin:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._modelAABB=re.collapseAABB3(),this._portions=[],this._meshes=[],this._aabb=re.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,t.positionsDecodeMatrix?(this._state.positionsDecodeMatrix.set(t.positionsDecodeMatrix),this._preCompressedPositionsExpected=!0):this._preCompressedPositionsExpected=!1,t.origin&&(this._state.origin=re.vec3(t.origin))}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e){if(this._finalized)throw"Already finalized";return this._buffer.vertsIndex+e/3<=this._buffer.maxVerts}},{key:"createPortion",value:function(e,t){if(this._finalized)throw"Already finalized";var i=this._buffer,r=this._preCompressedPositionsExpected?t.positionsCompressed:t.positions;if(!r)throw(this._preCompressedPositionsExpected?"positionsCompressed":"positions")+" expected";i.positions.append(r);var s=r.length/3,n=t.color,o=t.colorsCompressed,a=t.colors,l=t.pickColor;o?i.colors.append(o):a?i.colors.append(a,1,255):n&&i.colors.append([n[0],n[1],n[2],1],s),i.pickColors.append(l.slice(0,4),s),re.expandAABB3(this._modelAABB,t.aabb);var u=this._portions.length/2;return this._portions.push(this._buffer.vertsIndex),this._portions.push(s),this._buffer.vertsIndex+=s,this._numPortions++,this.model.numPortions++,this._meshes.push(e),u}},{key:"finalize",value:function(){if(!this._finalized){var e=this._state,t=this.model.scene.canvas.gl,i=this._buffer,r=function(e,i,r){return e.length>0?new Wt(t,t.ARRAY_BUFFER,e,e.length,i,r):null},s=this._preCompressedPositionsExpected?i.positions.compileBuffer(Uint16Array):Fa(i.positions.compileBuffer(Float32Array),this._modelAABB,e.positionsDecodeMatrix);e.positionsBuf=r(s,3,t.STATIC_DRAW),e.flagsBuf=r(new Float32Array(this._buffer.vertsIndex),1,t.DYNAMIC_DRAW),e.colorsBuf=r(i.colors.compileBuffer(Uint8Array),4,t.STATIC_DRAW),e.pickColorsBuf=r(i.pickColors.compileBuffer(Uint8Array),4,t.STATIC_DRAW),e.offsetsBuf=this.model.scene.entityOffsetsEnabled?r(new Float32Array(3*this._buffer.vertsIndex),3,t.DYNAMIC_DRAW):null,this._buffer=null,this._finalized=!0}}},{key:"initFlags",value:function(e,t,i){t&Ke&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&$e&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&qe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&et&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Ye&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Je&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Xe&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized"}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Ye?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Je?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";for(var i=2*e,r=4*this._portions[i],s=4*this._portions[i+1],n=this._scratchMemory.getUInt8Array(s),o=t[0],a=t[1],l=t[2],u=0;u<s;u+=4)n[u+0]=o,n[u+1]=a,n[u+2]=l;this._state.colorsBuf.setData(n,r,s)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){if(!this._finalized)throw"Not finalized";var r,s,n=2*e,o=this._portions[n],a=this._portions[n+1],l=this._scratchMemory.getFloat32Array(a),u=!!(t&Ke),c=!!(t&qe),A=!!(t&$e),h=!!(t&et),d=!!(t&Je),p=!!(t&Xe);r=!u||p||c||A&&!this.model.scene.highlightMaterial.glowThrough||h&&!this.model.scene.selectedMaterial.glowThrough?Uo.NOT_RENDERED:i?Uo.COLOR_TRANSPARENT:Uo.COLOR_OPAQUE,s=!u||p?Uo.NOT_RENDERED:h?Uo.SILHOUETTE_SELECTED:A?Uo.SILHOUETTE_HIGHLIGHTED:c?Uo.SILHOUETTE_XRAYED:Uo.NOT_RENDERED;for(var f=u&&!p&&d?Uo.PICK:Uo.NOT_RENDERED,v=t&Ye?1:0,g=0;g<a;g++){var m=0;m|=r,m|=s<<4,m|=f<<12,m|=v<<16,l[g]=m}this._state.flagsBuf.setData(l,o)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";if(this.model.scene.entityOffsetsEnabled){for(var i=2*e,r=3*this._portions[i],s=3*this._portions[i+1],n=this._scratchMemory.getFloat32Array(s),o=t[0],a=t[1],l=t[2],u=0;u<s;u+=3)n[u+0]=o,n[u+1]=a,n[u+2]=l;this._state.offsetsBuf.setData(n,r,s)}else this.model.error("Entity#offset not enabled for this Viewer")}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_XRAYED)}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_HIGHLIGHTED)}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_SELECTED)}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Uo.PICK)}},{key:"drawPickDepths",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Uo.PICK)}},{key:"drawPickNormals",value:function(e,t){}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Uo.PICK)}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Uo.PICK)}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE)}},{key:"drawShadow",value:function(e,t){}},{key:"destroy",value:function(){var e=this._state;e.positionsBuf&&(e.positionsBuf.destroy(),e.positionsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy()}}]),e}(),Vu=function(e){g(i,Go);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,{instancing:!0})}return C(i,[{key:"_draw",value:function(e){var t=this._scene.canvas.gl,i=e.state,r=e.frameCtx,s=e.incrementDrawState;t.drawArraysInstanced(t.POINTS,0,i.positionsBuf.numItems,i.numInstances),s&&r.drawArrays++}}]),i}(),Hu=function(e){g(i,Vu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{incrementDrawState:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points instancing color vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),r.push("in vec4 color;"),r.push("in float flags;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in vec4 modelMatrixCol0;"),r.push("in vec4 modelMatrixCol1;"),r.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),i.filterIntensity&&r.push("uniform vec2 intensityRange;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vColor;"),r.push("void main(void) {"),r.push("int colorFlag = int(flags) & 0xF;"),r.push("if (colorFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),i.filterIntensity&&(r.push("float intensity = float(color.a) / 255.0;"),r.push("if (intensity < intensityRange[0] || intensity > intensityRange[1]) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {")),r.push("vec4 worldPosition =  positionsDecodeMatrix * vec4(position, 1.0); "),r.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("vec4 viewPosition  = viewMatrix * worldPosition; "),r.push("vColor = vec4(float(color.r) / 255.0, float(color.g) / 255.0, float(color.b) / 255.0, 1.0);"),t&&(r.push("vWorldPosition = worldPosition;"),r.push("vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),i.filterIntensity&&r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points instancing color fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return r.push("   outColor = vColor;"),e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("}"),r}}]),i}(),ju=function(e){g(i,Vu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"drawLayer",value:function(e,t,r){f(x(i.prototype),"drawLayer",this).call(this,e,t,r,{colorUniform:!0})}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points instancing silhouette vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),r.push("in vec4 color;"),r.push("in vec4 modelMatrixCol0;"),r.push("in vec4 modelMatrixCol1;"),r.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),r.push("uniform vec4 silhouetteColor;"),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vColor;"),r.push("void main(void) {"),r.push("int silhouetteFlag = int(flags) >> 4 & 0xF;"),r.push("if (silhouetteFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),r.push("vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),r.push("worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("vWorldPosition = worldPosition;"),r.push("vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("vColor = vec4(float(silhouetteColor.r) / 255.0, float(silhouetteColor.g) / 255.0, float(silhouetteColor.b) / 255.0, float(color.a) / 255.0);"),r.push("gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points instancing silhouette fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vColor;"),r.push("}"),r}}]),i}(),Gu=function(e){g(i,Vu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points instancing pick mesh vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),r.push("in vec4 pickColor;"),r.push("in vec4 modelMatrixCol0;"),r.push("in vec4 modelMatrixCol1;"),r.push("in vec4 modelMatrixCol2;"),r.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(r),this._addRemapClipPosLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vPickColor;"),r.push("void main(void) {"),r.push("int pickFlag = int(flags) >> 12 & 0xF;"),r.push("if (pickFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),r.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),r.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),r.push("  vPickColor = vec4(float(pickColor.r) / 255.0, float(pickColor.g) / 255.0, float(pickColor.b) / 255.0, float(pickColor.a) / 255.0);"),t&&(r.push("  vWorldPosition = worldPosition;"),r.push("  vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),r.push("gl_Position = remapClipPos(clipPos);"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points instancing pick mesh fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vPickColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("outColor = vPickColor; "),r.push("}"),r}}]),i}(),zu=function(e){g(i,Vu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points instancing pick depth vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),r.push("in vec4 modelMatrixCol0;"),r.push("in vec4 modelMatrixCol1;"),r.push("in vec4 modelMatrixCol2;"),r.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(r),this._addRemapClipPosLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("out vec4 vViewPosition;"),r.push("void main(void) {"),r.push("int pickFlag = int(flags) >> 12 & 0xF;"),r.push("if (pickFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),r.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),r.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("  vWorldPosition = worldPosition;"),r.push("  vFlags = flags;")),r.push("  vViewPosition = viewPosition;"),r.push("vec4 clipPos = projMatrix * viewPosition;"),r.push("gl_Position = remapClipPos(clipPos);"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = remapClipPos(clipPos);"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points instancing pick depth fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),r.push("uniform float pickZNear;"),r.push("uniform float pickZFar;"),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vViewPosition;"),r.push("vec4 packDepth(const in float depth) {"),r.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),r.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),r.push("  vec4 res = fract(depth * bitShift);"),r.push("  res -= res.xxyz * bitMask;"),r.push("  return res;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),r.push("    outColor = packDepth(zNormalizedDepth); "),r.push("}"),r}}]),i}(),Wu=function(e){g(i,Vu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points instancing occlusion vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in vec4 color;"),r.push("in float flags;"),r.push("in vec4 modelMatrixCol0;"),r.push("in vec4 modelMatrixCol1;"),r.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("void main(void) {"),r.push("int colorFlag = int(flags) & 0xF;"),r.push("if (colorFlag != renderPass) {"),r.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),r.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),r.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("  vWorldPosition = worldPosition;"),r.push("vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Points instancing occlusion vertex shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0;s<t.getNumAllocatedSectionPlanes();s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("out vec4 outColor;"),r.push("void main(void) {"),e.pointsMaterial.roundPoints&&(r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }")),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var n=0;n<t.getNumAllocatedSectionPlanes();n++)r.push("if (sectionPlaneActive"+n+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return r.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("}"),r}}]),i}(),Ku=function(e){g(i,Vu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()+this._scene.pointsMaterial.hash}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=e.pointsMaterial._state,r=[];return r.push("#version 300 es"),r.push("// Points instancing depth vertex shader"),r.push("uniform int renderPass;"),r.push("in vec3 position;"),e.entityOffsetsEnabled&&r.push("in vec3 offset;"),r.push("in float flags;"),r.push("in vec4 modelMatrixCol0;"),r.push("in vec4 modelMatrixCol1;"),r.push("in vec4 modelMatrixCol2;"),this._addMatricesUniformBlockLines(r),r.push("uniform float pointSize;"),i.perspectivePoints&&r.push("uniform float nearPlaneHeight;"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("out float vFragDepth;")),t&&(r.push("out vec4 vWorldPosition;"),r.push("out float vFlags;")),r.push("void main(void) {"),r.push("int colorFlag = int(flags) & 0xF;"),r.push("if (colorFlag != renderPass) {"),r.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),r.push("} else {"),r.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),r.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&r.push("      worldPosition.xyz = worldPosition.xyz + offset;"),r.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(r.push("vWorldPosition = worldPosition;"),r.push("vFlags = flags;")),r.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&r.push("vFragDepth = 1.0 + clipPos.w;"),r.push("gl_Position = clipPos;"),i.perspectivePoints?(r.push("gl_PointSize = (nearPlaneHeight * pointSize) / clipPos.w;"),r.push("gl_PointSize = max(gl_PointSize, "+Math.floor(i.minPerspectivePointSize)+".0);"),r.push("gl_PointSize = min(gl_PointSize, "+Math.floor(i.maxPerspectivePointSize)+".0);")):r.push("gl_PointSize = pointSize;"),r.push("}"),r.push("}"),r}},{key:"_buildFragmentShader",value:function(){var e,t,i=this._scene,r=i._sectionPlanesState,s=r.getNumAllocatedSectionPlanes()>0,n=[];if(n.push("#version 300 es"),n.push("// Points instancing depth vertex shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("#endif"),i.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("in float vFragDepth;")),s)for(n.push("in vec4 vWorldPosition;"),n.push("in float vFlags;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("uniform bool sectionPlaneActive"+e+";"),n.push("uniform vec3 sectionPlanePos"+e+";"),n.push("uniform vec3 sectionPlaneDir"+e+";");if(n.push("const float   packUpScale = 256. / 255.;"),n.push("const float   unpackDownscale = 255. / 256.;"),n.push("const vec3    packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),n.push("const vec4    unpackFactors = unpackDownscale / vec4( packFactors, 1. );"),n.push("const float   shiftRight8 = 1.0 / 256.;"),n.push("vec4 packDepthToRGBA( const in float v ) {"),n.push("    vec4 r = vec4( fract( v * packFactors ), v );"),n.push("    r.yzw -= r.xyz * shiftRight8;"),n.push("    return r * packUpScale;"),n.push("}"),n.push("out vec4 outColor;"),n.push("void main(void) {"),i.pointsMaterial.roundPoints&&(n.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),n.push("  float r = dot(cxy, cxy);"),n.push("  if (r > 1.0) {"),n.push("       discard;"),n.push("  }")),s){for(n.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),n.push("  if (clippable) {"),n.push("  float dist = 0.0;"),e=0,t=r.getNumAllocatedSectionPlanes();e<t;e++)n.push("if (sectionPlaneActive"+e+") {"),n.push("   dist += clamp(dot(-sectionPlaneDir"+e+".xyz, vWorldPosition.xyz - sectionPlanePos"+e+".xyz), 0.0, 1000.0);"),n.push("}");n.push("if (dist > 0.0) { discard; }"),n.push("}")}return n.push("    outColor = packDepthToRGBA( gl_FragCoord.z); "),i.logarithmicDepthBufferEnabled&&n.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),n.push("}"),n}}]),i}(),Xu=function(e){g(i,Vu);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Instancing geometry shadow drawing vertex shader"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in vec4 color;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform mat4 shadowViewMatrix;"),i.push("uniform mat4 shadowProjMatrix;"),this._addMatricesUniformBlockLines(i),i.push("uniform float pointSize;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("void main(void) {"),i.push("int colorFlag     = int(flags) & 0xF;"),i.push("bool visible      = (colorFlag > 0);"),i.push("bool transparent  = ((float(color.a) / 255.0) < 1.0);"),i.push("if (!visible || transparent) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("  vec4 viewPosition  = shadowViewMatrix * worldPosition; "),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags = flags;")),i.push("  gl_Position = shadowProjMatrix * viewPosition;"),i.push("}"),i.push("gl_PointSize = pointSize;"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// Instancing geometry depth drawing fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("in float vFlags;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec3 vViewNormal;"),r.push("vec3 packNormalToRGB( const in vec3 normal ) {"),r.push("    return normalize( normal ) * 0.5 + 0.5;"),r.push("}"),r.push("out vec4 outColor;"),r.push("void main(void) {"),r.push("  vec2 cxy = 2.0 * gl_PointCoord - 1.0;"),r.push("  float r = dot(cxy, cxy);"),r.push("  if (r > 1.0) {"),r.push("       discard;"),r.push("  }"),i){r.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("if (dist > 0.0) { discard; }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("gl_FragDepth = log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("    outColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),r.push("}"),r}}]),i}(),Ju=re.vec3(),Yu=re.vec3(),Zu=re.vec3();re.vec3();var qu=re.mat4(),$u=function(e){g(i,Go);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.canvas.gl,o=s.camera,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=t.aabb,h=e.pickViewMatrix||o.viewMatrix;this._vaoCache.has(t)?n.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var d,p=Ju;if(p[0]=re.safeInv(A[3]-A[0])*re.MAX_INT,p[1]=re.safeInv(A[4]-A[1])*re.MAX_INT,p[2]=re.safeInv(A[5]-A[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(p[0]),e.snapPickCoordinateScale[1]=re.safeInv(p[1]),e.snapPickCoordinateScale[2]=re.safeInv(p[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var f=Yu;if(l){var v=re.transformPoint3(c,l,Zu);f[0]=v[0],f[1]=v[1],f[2]=v[2]}else f[0]=0,f[1]=0,f[2]=0;f[0]+=u[0],f[1]+=u[1],f[2]+=u[2],d=He(h,f,qu),e.snapPickOrigin[0]=f[0],e.snapPickOrigin[1]=f[1],e.snapPickOrigin[2]=f[2]}else d=h,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;n.uniform2fv(this.uVectorA,e.snapVectorA),n.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),n.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),n.uniform3fv(this._uCoordinateScaler,p),n.uniform1i(this._uRenderPass,i),n.uniform1i(this._uPickInvisible,e.pickInvisible);var g=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(d,g+=16),this._matricesUniformBlockBufferData.set(o.projMatrix,g+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,g+=16),n.bindBuffer(n.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),n.bufferData(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,n.DYNAMIC_DRAW),n.bindBufferBase(n.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var m=2/(Math.log(e.pickZFar+1)/Math.LN2);n.uniform1f(this._uLogDepthBufFC,m),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),n.vertexAttribDivisor(this._aModelMatrixCol0.location,1),n.vertexAttribDivisor(this._aModelMatrixCol1.location,1),n.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags&&(this._aFlags.bindArrayBuffer(a.flagsBuf),n.vertexAttribDivisor(this._aFlags.location,1)),n.drawArraysInstanced(n.POINTS,0,a.positionsBuf.numItems,a.numInstances),n.vertexAttribDivisor(this._aModelMatrixCol0.location,0),n.vertexAttribDivisor(this._aModelMatrixCol1.location,0),n.vertexAttribDivisor(this._aModelMatrixCol2.location,0),this._aFlags&&n.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&n.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthBufInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec4 pickColor;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("out float vFlags;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("  vWorldPosition = worldPosition;"),t&&i.push("  vFlags = flags;"),i.push("vPickColor = pickColor;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Points instancing pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, -layerNumber);"),i.push("outNormal = ivec4(1.0, 1.0, 1.0, 1.0);"),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),ec=re.vec3(),tc=re.vec3(),ic=re.vec3();re.vec3();var rc=re.mat4(),sc=function(e){g(i,Go);var t=_(i);function i(e){return B(this,i),t.call(this,e,!1,{instancing:!0})}return C(i,[{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(t),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=t.aabb,h=e.pickViewMatrix||n.viewMatrix;this._vaoCache.has(t)?o.bindVertexArray(this._vaoCache.get(t)):this._vaoCache.set(t,this._makeVAO(a));var d,p=ec;if(p[0]=re.safeInv(A[3]-A[0])*re.MAX_INT,p[1]=re.safeInv(A[4]-A[1])*re.MAX_INT,p[2]=re.safeInv(A[5]-A[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(p[0]),e.snapPickCoordinateScale[1]=re.safeInv(p[1]),e.snapPickCoordinateScale[2]=re.safeInv(p[2]),l||0!==u[0]||0!==u[1]||0!==u[2]){var f=tc;if(l){var v=re.transformPoint3(c,l,ic);f[0]=v[0],f[1]=v[1],f[2]=v[2]}else f[0]=0,f[1]=0,f[2]=0;f[0]+=u[0],f[1]+=u[1],f[2]+=u[2],d=He(h,f,rc),e.snapPickOrigin[0]=f[0],e.snapPickOrigin[1]=f[1],e.snapPickOrigin[2]=f[2]}else d=h,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;o.uniform2fv(this.uVectorA,e.snapVectorA),o.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),o.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),o.uniform3fv(this._uCoordinateScaler,p),o.uniform1i(this._uRenderPass,i),o.uniform1i(this._uPickInvisible,e.pickInvisible);var g=0;this._matricesUniformBlockBufferData.set(c,0),this._matricesUniformBlockBufferData.set(d,g+=16),this._matricesUniformBlockBufferData.set(n.projMatrix,g+=16),this._matricesUniformBlockBufferData.set(a.positionsDecodeMatrix,g+=16),o.bindBuffer(o.UNIFORM_BUFFER,this._matricesUniformBlockBuffer),o.bufferData(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferData,o.DYNAMIC_DRAW),o.bindBufferBase(o.UNIFORM_BUFFER,this._matricesUniformBlockBufferBindingPoint,this._matricesUniformBlockBuffer);var m=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,m),this.setSectionPlanesStateUniforms(t),this._aModelMatrixCol0.bindArrayBuffer(a.modelMatrixCol0Buf),this._aModelMatrixCol1.bindArrayBuffer(a.modelMatrixCol1Buf),this._aModelMatrixCol2.bindArrayBuffer(a.modelMatrixCol2Buf),o.vertexAttribDivisor(this._aModelMatrixCol0.location,1),o.vertexAttribDivisor(this._aModelMatrixCol1.location,1),o.vertexAttribDivisor(this._aModelMatrixCol2.location,1),this._aFlags.bindArrayBuffer(a.flagsBuf),o.vertexAttribDivisor(this._aFlags.location,1),o.drawArraysInstanced(o.POINTS,0,a.positionsBuf.numItems,a.numInstances),o.vertexAttribDivisor(this._aModelMatrixCol0.location,0),o.vertexAttribDivisor(this._aModelMatrixCol1.location,0),o.vertexAttribDivisor(this._aModelMatrixCol2.location,0),o.vertexAttribDivisor(this._aFlags.location,0),this._aOffset&&o.vertexAttribDivisor(this._aOffset.location,0)}}},{key:"_allocate",value:function(){f(x(i.prototype),"_allocate",this).call(this);var e=this._program;this._uLogDepthBufFC=e.getLocation("logDepthBufFC"),this.uVectorA=e.getLocation("snapVectorA"),this.uInverseVectorAB=e.getLocation("snapInvVectorAB"),this._uLayerNumber=e.getLocation("layerNumber"),this._uCoordinateScaler=e.getLocation("coordinateScaler")}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("in vec3 position;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("in float flags;"),i.push("in vec4 modelMatrixCol0;"),i.push("in vec4 modelMatrixCol1;"),i.push("in vec4 modelMatrixCol2;"),i.push("uniform bool pickInvisible;"),this._addMatricesUniformBlockLines(i),i.push("uniform vec2 snapVectorA;"),i.push("uniform vec2 snapInvVectorAB;"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - snapVectorA.x) * snapInvVectorAB.x;"),i.push("    float y = (clipPos.y - snapVectorA.y) * snapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out float vFlags;")),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int pickFlag = int(flags) >> 12 & 0xF;"),i.push("if (pickFlag != renderPass) {"),i.push("   gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("} else {"),i.push("  vec4 worldPosition = positionsDecodeMatrix * vec4(position, 1.0); "),i.push("  worldPosition = worldMatrix * vec4(dot(worldPosition, modelMatrixCol0), dot(worldPosition, modelMatrixCol1), dot(worldPosition, modelMatrixCol2), 1.0);"),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("  vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags = flags;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// SnapInstancingDepthRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int layerNumber;"),i.push("uniform vec3 coordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("in float vFlags;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = (int(vFlags) >> 16 & 0xF) == 1;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("if (sectionPlaneActive"+s+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("}");i.push("if (dist > 0.0) { discard; }"),i.push("}")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz*coordinateScaler.xyz, layerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),i}(),nc=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null),this._shadowRenderer&&!this._shadowRenderer.getValid()&&(this._shadowRenderer.destroy(),this._shadowRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null)}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new Hu(this._scene,!1)),this._colorRenderer}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new ju(this._scene)),this._silhouetteRenderer}},{key:"depthRenderer",get:function(){return this._depthRenderer||(this._depthRenderer=new Ku(this._scene)),this._depthRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new Gu(this._scene)),this._pickMeshRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new zu(this._scene)),this._pickDepthRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new Wu(this._scene)),this._occlusionRenderer}},{key:"shadowRenderer",get:function(){return this._shadowRenderer||(this._shadowRenderer=new Xu(this._scene)),this._shadowRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new $u(this._scene,!1)),this._snapInitRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new sc(this._scene)),this._snapRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy(),this._shadowRenderer&&this._shadowRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy()}}]),e}(),oc={};var ac=new Uint8Array(4),lc=new Float32Array(1),uc=new Float32Array(3),cc=new Float32Array(4),Ac=function(){function e(t){var i,r,s;B(this,e),this.model=t.model,this.material=t.material,this.sortId="PointsInstancingLayer",this.layerIndex=t.layerIndex,this._renderers=(i=t.model.scene,r=i.id,(s=oc[r])||(s=new nc(i),oc[r]=s,s._compile(),i.on("compile",(function(){s._compile()})),i.on("destroyed",(function(){delete oc[r],s._destroy()}))),s),this._aabb=re.collapseAABB3(),this._state=new hi({obb:re.OBB3(),numInstances:0,origin:t.origin?re.vec3(t.origin):null,geometry:t.geometry,positionsDecodeMatrix:t.geometry.positionsDecodeMatrix,colorsBuf:null,flagsBuf:null,offsetsBuf:null,modelMatrixCol0Buf:null,modelMatrixCol1Buf:null,modelMatrixCol2Buf:null,pickColorsBuf:null}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numSelectedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this.numIndices=t.geometry.numIndices,this._pickColors=[],this._offsets=[],this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[],this._portions=[],this._meshes=[],this._aabb=re.collapseAABB3(),this.aabbDirty=!0,this._finalized=!1,this.primitive=t.geometry.primitive}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"createPortion",value:function(e,t){var i=t.meshMatrix,r=t.pickColor;if(this._finalized)throw"Already finalized";this.model.scene.entityOffsetsEnabled&&(this._offsets.push(0),this._offsets.push(0),this._offsets.push(0)),this._modelMatrixCol0.push(i[0]),this._modelMatrixCol0.push(i[4]),this._modelMatrixCol0.push(i[8]),this._modelMatrixCol0.push(i[12]),this._modelMatrixCol1.push(i[1]),this._modelMatrixCol1.push(i[5]),this._modelMatrixCol1.push(i[9]),this._modelMatrixCol1.push(i[13]),this._modelMatrixCol2.push(i[2]),this._modelMatrixCol2.push(i[6]),this._modelMatrixCol2.push(i[10]),this._modelMatrixCol2.push(i[14]),this._pickColors.push(r[0]),this._pickColors.push(r[1]),this._pickColors.push(r[2]),this._pickColors.push(r[3]),this._state.numInstances++;var s=this._portions.length;return this._portions.push({}),this._numPortions++,this.model.numPortions++,this._meshes.push(e),s}},{key:"finalize",value:function(){if(this._finalized)throw"Already finalized";var e=this.model.scene.canvas.gl,t=this._pickColors.length/4,i=this._state,r=i.geometry;if(t>0){i.flagsBuf=new Wt(e,e.ARRAY_BUFFER,new Float32Array(t),t,1,e.DYNAMIC_DRAW,!1)}if(this.model.scene.entityOffsetsEnabled&&this._offsets.length>0){i.offsetsBuf=new Wt(e,e.ARRAY_BUFFER,new Float32Array(this._offsets),this._offsets.length,3,e.DYNAMIC_DRAW,!1),this._offsets=[]}if(r.positionsCompressed&&r.positionsCompressed.length>0){i.positionsBuf=new Wt(e,e.ARRAY_BUFFER,r.positionsCompressed,r.positionsCompressed.length,3,e.STATIC_DRAW,!1),i.positionsDecodeMatrix=re.mat4(r.positionsDecodeMatrix)}if(r.colorsCompressed&&r.colorsCompressed.length>0){var s=new Uint8Array(r.colorsCompressed);i.colorsBuf=new Wt(e,e.ARRAY_BUFFER,s,s.length,4,e.STATIC_DRAW,!1)}if(this._modelMatrixCol0.length>0){var n=!1;i.modelMatrixCol0Buf=new Wt(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol0),this._modelMatrixCol0.length,4,e.STATIC_DRAW,n),i.modelMatrixCol1Buf=new Wt(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol1),this._modelMatrixCol1.length,4,e.STATIC_DRAW,n),i.modelMatrixCol2Buf=new Wt(e,e.ARRAY_BUFFER,new Float32Array(this._modelMatrixCol2),this._modelMatrixCol2.length,4,e.STATIC_DRAW,n),this._modelMatrixCol0=[],this._modelMatrixCol1=[],this._modelMatrixCol2=[]}if(this._pickColors.length>0){i.pickColorsBuf=new Wt(e,e.ARRAY_BUFFER,new Uint8Array(this._pickColors),this._pickColors.length,4,e.STATIC_DRAW,!1),this._pickColors=[]}i.geometry=null,this._finalized=!0}},{key:"initFlags",value:function(e,t,i){t&Ke&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&$e&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&qe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&et&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Ye&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&tt&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&Je&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Xe&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++),this._setFlags(e,t,i)}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&tt?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Ye?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags(e,t)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Je?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions--,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){if(!this._finalized)throw"Not finalized";ac[0]=t[0],ac[1]=t[1],ac[2]=t[2],this._state.colorsBuf.setData(ac,3*e)}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){if(!this._finalized)throw"Not finalized";var r=!!(t&Ke),s=!!(t&qe),n=!!(t&$e),o=!!(t&et),a=!!(t&tt),l=!!(t&Je),u=!!(t&Xe),c=0;c|=!r||u||s||n&&!this.model.scene.highlightMaterial.glowThrough||o&&!this.model.scene.selectedMaterial.glowThrough?Uo.NOT_RENDERED:i?Uo.COLOR_TRANSPARENT:Uo.COLOR_OPAQUE,c|=(!r||u?Uo.NOT_RENDERED:o?Uo.SILHOUETTE_SELECTED:n?Uo.SILHOUETTE_HIGHLIGHTED:s?Uo.SILHOUETTE_XRAYED:Uo.NOT_RENDERED)<<4,c|=(!r||u?Uo.NOT_RENDERED:o?Uo.EDGES_SELECTED:n?Uo.EDGES_HIGHLIGHTED:s?Uo.EDGES_XRAYED:a?i?Uo.EDGES_COLOR_TRANSPARENT:Uo.EDGES_COLOR_OPAQUE:Uo.NOT_RENDERED)<<8,c|=(r&&!u&&l?Uo.PICK:Uo.NOT_RENDERED)<<12,c|=(t&Ye?255:0)<<16,lc[0]=c,this._state.flagsBuf.setData(lc,e)}},{key:"setOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";this.model.scene.entityOffsetsEnabled?(uc[0]=t[0],uc[1]=t[1],uc[2]=t[2],this._state.offsetsBuf.setData(uc,3*e)):this.model.error("Entity#offset not enabled for this Viewer")}},{key:"setMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=4*e;cc[0]=t[0],cc[1]=t[4],cc[2]=t[8],cc[3]=t[12],this._state.modelMatrixCol0Buf.setData(cc,i),cc[0]=t[1],cc[1]=t[5],cc[2]=t[9],cc[3]=t[13],this._state.modelMatrixCol1Buf.setData(cc,i),cc[0]=t[2],cc[1]=t[6],cc[2]=t[10],cc[3]=t[14],this._state.modelMatrixCol2Buf.setData(cc,i)}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_XRAYED)}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_HIGHLIGHTED)}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_SELECTED)}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE)}},{key:"drawShadow",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Uo.PICK)}},{key:"drawPickDepths",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Uo.PICK)}},{key:"drawPickNormals",value:function(e,t){}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Uo.PICK)}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Uo.PICK)}},{key:"destroy",value:function(){var e=this._state;e.colorsBuf&&(e.colorsBuf.destroy(),e.colorsBuf=null),e.flagsBuf&&(e.flagsBuf.destroy(),e.flagsBuf=null),e.offsetsBuf&&(e.offsetsBuf.destroy(),e.offsetsBuf=null),e.modelMatrixCol0Buf&&(e.modelMatrixCol0Buf.destroy(),e.modelMatrixCol0Buf=null),e.modelMatrixCol1Buf&&(e.modelMatrixCol1Buf.destroy(),e.modelMatrixCol1Buf=null),e.modelMatrixCol2Buf&&(e.modelMatrixCol2Buf.destroy(),e.modelMatrixCol2Buf=null),e.pickColorsBuf&&(e.pickColorsBuf.destroy(),e.pickColorsBuf=null),e.destroy()}}]),e}(),hc=re.vec3(),dc=re.vec3(),pc=re.mat4(),fc=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=this._scene,s=r.camera,n=t.model,o=r.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=n.position,A=n.rotationMatrix,h=s.viewMatrix;if(this._program||(this._allocate(),!this.errors)){var d;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uPerObjectDecodeMatrix,this._uPerVertexPosition,this.uPerObjectColorAndFlags,this._uPerObjectMatrix);var p=0!==u[0]||0!==u[1]||0!==u[2],f=0!==c[0]||0!==c[1]||0!==c[2];if(p||f){var v=hc;if(p){var g=re.transformPoint3(A,u,dc);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=c[0],v[1]+=c[1],v[2]+=c[2],d=He(h,v,pc)}else d=h;if(o.uniformMatrix4fv(this._uSceneModelMatrix,!1,A),o.uniformMatrix4fv(this._uViewMatrix,!1,d),o.uniformMatrix4fv(this._uProjMatrix,!1,s.projMatrix),o.uniform1i(this._uRenderPass,i),r.logarithmicDepthBufferEnabled){var m=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,m)}var _=r._sectionPlanesState.getNumAllocatedSectionPlanes(),y=r._sectionPlanesState.sectionPlanes.length;if(_>0)for(var b=r._sectionPlanesState.sectionPlanes,x=t.layerIndex*y,w=n.renderFlags,B=0;B<_;B++){var P=this._uSectionPlanes[B];if(P)if(B<y){var C=w.sectionPlanesActivePerLayer[x+B];if(o.uniform1i(P.active,C?1:0),C){var M=b[B];if(u){var E=We(M.dist,M.dir,u,hc,n.matrix);o.uniform3fv(P.pos,E)}else o.uniform3fv(P.pos,M.pos);o.uniform3fv(P.dir,M.dir)}}else o.uniform1i(P.active,0)}a.numIndices8Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,8),o.drawArrays(o.LINES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,16),o.drawArrays(o.LINES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindLineIndicesTextures(this._program,this._uPerLineObject,this._uPerLineIndices,32),o.drawArrays(o.LINES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new zt(t,this._buildShader()),this._program.errors)return this.errors=this._program.errors,void console.error(this.errors);var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uPerObjectDecodeMatrix="uPerObjectDecodeMatrix",this.uPerObjectColorAndFlags="uPerObjectColorAndFlags",this._uPerVertexPosition="uPerVertexPosition",this._uPerLineIndices="uPerLineIndices",this._uPerLineObject="uPerLineObject",this._uPerObjectMatrix="uPerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,r=this._program,s=t.camera.project;if(r.bind(),t.logarithmicDepthBufferEnabled){var n=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,n)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// LinesDataTextureColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled,i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uPerObjectDecodeMatrix;"),i.push("uniform highp sampler2D uPerObjectMatrix;"),i.push("uniform lowp usampler2D uPerObjectColorAndFlags;"),i.push("uniform mediump usampler2D uPerVertexPosition;"),i.push("uniform highp usampler2D uPerLineIndices;"),i.push("uniform mediump usampler2D uPerLineObject;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("  int lineIndex = gl_VertexID / 2;"),i.push("  int h_packed_object_id_index = (lineIndex >> 3) & 4095;"),i.push("  int v_packed_object_id_index = (lineIndex >> 3) >> 12;"),i.push("  int objectIndex = int(texelFetch(uPerLineObject, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("  ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("  uvec4 flags = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("  uvec4 flags2 = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("  if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("      return;"),i.push("  } else {"),i.push("      ivec4 packedVertexBase = ivec4(texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("      ivec4 packedLineIndexBaseOffset = ivec4(texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("      int lineIndexBaseOffset = (packedLineIndexBaseOffset.r << 24) + (packedLineIndexBaseOffset.g << 16) + (packedLineIndexBaseOffset.b << 8) + packedLineIndexBaseOffset.a;"),i.push("      int h_index = (lineIndex - lineIndexBaseOffset) & 4095;"),i.push("      int v_index = (lineIndex - lineIndexBaseOffset) >> 12;"),i.push("      ivec3 vertexIndices = ivec3(texelFetch(uPerLineIndices, ivec2(h_index, v_index), 0));"),i.push("      ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("      int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("      int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("      mat4 objectInstanceMatrix = mat4 (texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uPerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("      mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uPerObjectDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("      uvec4 flags = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("      uvec4 flags2 = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("      vec3 position = vec3(texelFetch(uPerVertexPosition, ivec2(indexPositionH, indexPositionV), 0));"),i.push("      uvec4 color = texelFetch (uPerObjectColorAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("      if (color.a == 0u) {"),i.push("          gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("          return;"),i.push("      };"),i.push("      vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2.r;")),i.push("      vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("      vFragDepth = 1.0 + clipPos.w;"),i.push("      isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("      gl_Position = clipPos;"),i.push("      vec4 rgb = vec4(color.rgba);"),i.push("      vColor = vec4(float(rgb.r*0.5) / 255.0, float(rgb.g*0.5) / 255.0, float(rgb.b*0.5) / 255.0, float(rgb.a) / 255.0);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// LinesDataTextureColorRenderer fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),i){r.push("in vec4 vWorldPosition;"),r.push("flat in uint vFlags2;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = vFlags2 > 0u;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { "),r.push("      discard;"),r.push("  }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),r.push("   outColor            = vColor;"),r.push("}"),r}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),vc=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null)}},{key:"eagerCreateRenders",value:function(){}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new fc(this._scene,!1)),this._colorRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy()}}]),e}(),gc={};var mc=C((function e(){B(this,e),this.positionsCompressed=[],this.lenPositionsCompressed=0,this.indices8Bits=[],this.lenIndices8Bits=0,this.indices16Bits=[],this.lenIndices16Bits=0,this.indices32Bits=[],this.lenIndices32Bits=0,this.perObjectColors=[],this.perObjectPickColors=[],this.perObjectSolid=[],this.perObjectOffsets=[],this.perObjectPositionsDecodeMatrices=[],this.perObjectInstancePositioningMatrices=[],this.perObjectVertexBases=[],this.perObjectIndexBaseOffsets=[],this.perLineNumberPortionId8Bits=[],this.perLineNumberPortionId16Bits=[],this.perLineNumberPortionId32Bits=[]})),_c=function(){function e(){B(this,e),this.texturePerObjectColorsAndFlags=null,this.texturePerObjectOffsets=null,this.texturePerObjectInstanceMatrices=null,this.texturePerObjectPositionsDecodeMatrix=null,this.texturePerVertexIdCoordinates=null,this.texturePerLineIdPortionIds8Bits=null,this.texturePerLineIdPortionIds16Bits=null,this.texturePerLineIdPortionIds32Bits=null,this.texturePerLineIdIndices8Bits=null,this.texturePerLineIdIndices16Bits=null,this.texturePerLineIdIndices32Bits=null,this.textureModelMatrices=null}return C(e,[{key:"finalize",value:function(){this.indicesPerBitnessTextures={8:this.texturePerLineIdIndices8Bits,16:this.texturePerLineIdIndices16Bits,32:this.texturePerLineIdIndices32Bits},this.indicesPortionIdsPerBitnessTextures={8:this.texturePerLineIdPortionIds8Bits,16:this.texturePerLineIdPortionIds16Bits,32:this.texturePerLineIdPortionIds32Bits}}},{key:"bindCommonTextures",value:function(e,t,i,r,s){this.texturePerObjectPositionsDecodeMatrix.bindTexture(e,t,1),this.texturePerVertexIdCoordinates.bindTexture(e,i,2),this.texturePerObjectColorsAndFlags.bindTexture(e,r,3),this.texturePerObjectInstanceMatrices.bindTexture(e,s,4)}},{key:"bindLineIndicesTextures",value:function(e,t,i,r){this.indicesPortionIdsPerBitnessTextures[r].bindTexture(e,t,5),this.indicesPerBitnessTextures[r].bindTexture(e,i,6)}}]),e}(),yc=function(){function e(t,i,r,s){var n=arguments.length>4&&void 0!==arguments[4]?arguments[4]:null;B(this,e),this._gl=t,this._texture=i,this._textureWidth=r,this._textureHeight=s,this._textureData=n}return C(e,[{key:"bindTexture",value:function(e,t,i){return e.bindTexture(t,this,i)}},{key:"bind",value:function(e){return this._gl.activeTexture(this._gl["TEXTURE"+e]),this._gl.bindTexture(this._gl.TEXTURE_2D,this._texture),!0}},{key:"unbind",value:function(e){}}]),e}(),bc={sizeDataColorsAndFlags:0,sizeDataPositionDecodeMatrices:0,sizeDataTextureOffsets:0,sizeDataTexturePositions:0,sizeDataTextureIndices:0,sizeDataTexturePortionIds:0,numberOfGeometries:0,numberOfPortions:0,numberOfLayers:0,numberOfTextures:0,totalLines:0,totalLines8Bits:0,totalLines16Bits:0,totalLines32Bits:0,cannotCreatePortion:{because10BitsObjectId:0,becauseTextureSize:0},overheadSizeAlignementIndices:0,overheadSizeAlignementEdgeIndices:0};window.printDataTextureRamStats=function(){console.log(JSON.stringify(bc,null,4));var e=0;Object.keys(bc).forEach((function(t){t.startsWith("size")&&(e+=bc[t])})),console.log("Total size ".concat(e," bytes (").concat((e/1e3/1e3).toFixed(2)," MB)")),console.log("Avg bytes / triangle: ".concat((e/bc.totalLines).toFixed(2)));var t={};Object.keys(bc).forEach((function(i){i.startsWith("size")&&(t[i]="".concat((bc[i]/e*100).toFixed(2)," % of total"))})),console.log(JSON.stringify({percentualRamUsage:t},null,4))};var xc=function(){function e(){B(this,e)}return C(e,[{key:"disableBindedTextureFiltering",value:function(e){e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE)}},{key:"generateTextureForColorsAndFlags",value:function(e,t,i,r,s){var n=t.length;this.numPortions=n;var o=4096,a=Math.ceil(n/512);if(0===a)throw"texture height===0";var l=new Uint8Array(16384*a);bc.sizeDataColorsAndFlags+=l.byteLength,bc.numberOfTextures++;for(var u=0;u<n;u++)l.set(t[u],32*u+0),l.set(i[u],32*u+4),l.set([0,0,0,0],32*u+8),l.set([0,0,0,0],32*u+12),l.set([r[u]>>24&255,r[u]>>16&255,r[u]>>8&255,255&r[u]],32*u+16),l.set([s[u]>>24&255,s[u]>>16&255,s[u]>>8&255,255&s[u]],32*u+20);var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA8UI,o,a),e.texSubImage2D(e.TEXTURE_2D,0,0,0,o,a,e.RGBA_INTEGER,e.UNSIGNED_BYTE,l,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new yc(e,c,o,a,l)}},{key:"generateTextureForObjectOffsets",value:function(e,t){var i=512,r=Math.ceil(t/i);if(0===r)throw"texture height===0";var s=new Float32Array(1536*r).fill(0);bc.sizeDataTextureOffsets+=s.byteLength,bc.numberOfTextures++;var n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32F,i,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,i,r,e.RGB,e.FLOAT,s,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new yc(e,n,i,r,s)}},{key:"generateTextureForInstancingMatrices",value:function(e,t){var i=t.length;if(0===i)throw"num instance matrices===0";var r=2048,s=Math.ceil(i/512),n=new Float32Array(8192*s);bc.numberOfTextures++;for(var o=0;o<t.length;o++)n.set(t[o],16*o);var a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGBA,e.FLOAT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new yc(e,a,r,s,n)}},{key:"generateTextureForPositionsDecodeMatrices",value:function(e,t){var i=t.length;if(0===i)throw"num decode+entity matrices===0";var r=2048,s=Math.ceil(i/512),n=new Float32Array(8192*s);bc.sizeDataPositionDecodeMatrices+=n.byteLength,bc.numberOfTextures++;for(var o=0;o<t.length;o++)n.set(t[o],16*o);var a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGBA,e.FLOAT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new yc(e,a,r,s)}},{key:"generateTextureFor8BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/3/r);if(0===s)throw"texture height===0";var n=new Uint8Array(r*s*3);bc.sizeDataTextureIndices+=n.byteLength,bc.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB8UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGB_INTEGER,e.UNSIGNED_BYTE,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new yc(e,c,r,s)}},{key:"generateTextureFor16BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/3/r);if(0===s)throw"texture height===0";var n=new Uint16Array(r*s*3);bc.sizeDataTextureIndices+=n.byteLength,bc.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGB_INTEGER,e.UNSIGNED_SHORT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new yc(e,c,r,s)}},{key:"generateTextureFor32BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/3/r);if(0===s)throw"texture height===0";var n=new Uint32Array(r*s*3);bc.sizeDataTextureIndices+=n.byteLength,bc.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGB_INTEGER,e.UNSIGNED_INT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new yc(e,c,r,s)}},{key:"generateTextureForPositions",value:function(e,t,i){var r=i/3,s=4096,n=Math.ceil(r/s);if(0===n)throw"texture height===0";var o=new Uint16Array(s*n*3);bc.sizeDataTexturePositions+=o.byteLength,bc.numberOfTextures++;for(var a=0,l=0,u=t.length;a<u;a++){var c=t[a];o.set(c,l),l+=c.length}var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,s,n),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,n,e.RGB_INTEGER,e.UNSIGNED_SHORT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new yc(e,A,s,n)}},{key:"generateTextureForPackedPortionIds",value:function(e,t){if(0===t.length)return{texture:null,textureHeight:0};var i=t.length,r=4096,s=Math.ceil(i/r);if(0===s)throw"texture height===0";var n=new Uint16Array(r*s);n.set(t,0),bc.sizeDataTexturePortionIds+=n.byteLength,bc.numberOfTextures++;var o=e.createTexture();return e.bindTexture(e.TEXTURE_2D,o),e.texStorage2D(e.TEXTURE_2D,1,e.R16UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RED_INTEGER,e.UNSIGNED_SHORT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new yc(e,o,r,s)}}]),e}(),wc=new Ba,Bc=wc.maxDataTextureHeight,Pc=new Float32Array(16),Cc=new Uint8Array(4),Mc=new Float32Array(3),Ec=0,Fc=re.identityMat4(),kc=function(){function e(t,i){var r,s,n;B(this,e),bc.numberOfLayers++,this._layerNumber=Ec++,this.sortId="TriDTX-".concat(this._layerNumber),this.layerIndex=i.layerIndex,this._renderers=(r=t.scene,s=r.id,(n=gc[s])||(n=new vc(r),gc[s]=n,n._compile(),n.eagerCreateRenders(),r.on("compile",(function(){n._compile(),n.eagerCreateRenders()})),r.on("destroyed",(function(){delete gc[s],n._destroy()}))),n),this.model=t,this._buffer=new mc,this._dataTextureState=new _c,this._dataTextureGenerator=new xc,this._state=new hi({origin:re.vec3(i.origin),textureState:this._dataTextureState,numIndices8Bits:0,numIndices16Bits:0,numIndices32Bits:0,numVertices:0}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._subPortions=[],this._portionToSubPortionsMap=[],this._bucketGeometries={},this._meshes=[],this._aabb=re.collapseAABB3(),this.aabbDirty=!0,this._numUpdatesInFrame=0,this.primitive=i.primitive,this._finalized=!1}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e){if(this._finalized)throw"Already finalized";var t=e.buckets.length;this._numPortions+t>65536&&bc.cannotCreatePortion.because10BitsObjectId++;var i=this._numPortions+t<=65536,r=void 0!==e.geometryId&&null!==e.geometryId?"".concat(e.geometryId,"#").concat(0):"".concat(e.id,"#").concat(0);if(!this._bucketGeometries[r]){var s=Math.max(this._state.numIndices8Bits,this._state.numIndices16Bits,this._state.numIndices32Bits),n=0,o=0;e.buckets.forEach((function(e){n+=e.positionsCompressed.length/3,o+=e.indices.length/2})),(this._state.numVertices+n>4096*Bc||s+o>4096*Bc)&&bc.cannotCreatePortion.becauseTextureSize++,i&&(i=this._state.numVertices+n<=4096*Bc&&s+o<=4096*Bc)}return i}},{key:"createPortion",value:function(e,t){var i=this;if(this._finalized)throw"Already finalized";var r=[];t.buckets.forEach((function(e,s){var n=void 0!==t.geometryId&&null!==t.geometryId?"".concat(t.geometryId,"#").concat(s):"".concat(t.id,"#").concat(s),o=i._bucketGeometries[n];o||(o=i._createBucketGeometry(t,e),i._bucketGeometries[n]=o);var a=i._createSubPortion(t,o,e);r.push(a)}));var s=this._portionToSubPortionsMap.length;return this._portionToSubPortionsMap.push(r),this.model.numPortions++,this._meshes.push(e),s}},{key:"_createBucketGeometry",value:function(e,t){if(t.indices){var i=8*Math.ceil(t.indices.length/2/8)*2;bc.overheadSizeAlignementIndices+=2*(i-t.indices.length);var r=new Uint32Array(i);r.fill(0),r.set(t.indices),t.indices=r}var s=t.positionsCompressed,n=t.indices,o=this._buffer;o.positionsCompressed.push(s);var a,l=o.lenPositionsCompressed/3,u=s.length/3;o.lenPositionsCompressed+=s.length;var c,A=0;n&&(A=n.length/2,u<=256?(c=o.indices8Bits,a=o.lenIndices8Bits/2,o.lenIndices8Bits+=n.length):u<=65536?(c=o.indices16Bits,a=o.lenIndices16Bits/2,o.lenIndices16Bits+=n.length):(c=o.indices32Bits,a=o.lenIndices32Bits/2,o.lenIndices32Bits+=n.length),c.push(n));return this._state.numVertices+=u,bc.numberOfGeometries++,{vertexBase:l,numVertices:u,numLines:A,indicesBase:a}}},{key:"_createSubPortion",value:function(e,t){var i,r=e.color,s=e.colors,n=e.opacity,o=e.meshMatrix,a=e.pickColor,l=this._buffer,u=this._state;l.perObjectPositionsDecodeMatrices.push(e.positionsDecodeMatrix),l.perObjectInstancePositioningMatrices.push(o||Fc),l.perObjectSolid.push(!!e.solid),s?l.perObjectColors.push([255*s[0],255*s[1],255*s[2],255]):r&&l.perObjectColors.push([r[0],r[1],r[2],n]),l.perObjectPickColors.push(a),l.perObjectVertexBases.push(t.vertexBase),i=t.numVertices<=256?u.numIndices8Bits:t.numVertices<=65536?u.numIndices16Bits:u.numIndices32Bits,l.perObjectIndexBaseOffsets.push(i/2-t.indicesBase);var c=this._subPortions.length;if(t.numLines>0){var A,h=2*t.numLines;t.numVertices<=256?(A=l.perLineNumberPortionId8Bits,u.numIndices8Bits+=h,bc.totalLines8Bits+=t.numLines):t.numVertices<=65536?(A=l.perLineNumberPortionId16Bits,u.numIndices16Bits+=h,bc.totalLines16Bits+=t.numLines):(A=l.perLineNumberPortionId32Bits,u.numIndices32Bits+=h,bc.totalLines32Bits+=t.numLines),bc.totalLines+=t.numLines;for(var d=0;d<t.numLines;d+=8)A.push(c)}return this._subPortions.push({numVertices:t.numLines}),this._numPortions++,bc.numberOfPortions++,c}},{key:"finalize",value:function(){var e=this;if(!this._finalized){var t=this._state,i=this._dataTextureState,r=this.model.scene.canvas.gl,s=this._buffer;t.gl=r,i.texturePerObjectColorsAndFlags=this._dataTextureGenerator.generateTextureForColorsAndFlags(r,s.perObjectColors,s.perObjectPickColors,s.perObjectVertexBases,s.perObjectIndexBaseOffsets,s.perObjectSolid),i.texturePerObjectInstanceMatrices=this._dataTextureGenerator.generateTextureForInstancingMatrices(r,s.perObjectInstancePositioningMatrices),i.texturePerObjectPositionsDecodeMatrix=this._dataTextureGenerator.generateTextureForPositionsDecodeMatrices(r,s.perObjectPositionsDecodeMatrices),i.texturePerVertexIdCoordinates=this._dataTextureGenerator.generateTextureForPositions(r,s.positionsCompressed,s.lenPositionsCompressed),i.texturePerLineIdPortionIds8Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(r,s.perLineNumberPortionId8Bits),i.texturePerLineIdPortionIds16Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(r,s.perLineNumberPortionId16Bits),i.texturePerLineIdPortionIds32Bits=this._dataTextureGenerator.generateTextureForPackedPortionIds(r,s.perLineNumberPortionId32Bits),s.lenIndices8Bits>0&&(i.texturePerLineIdIndices8Bits=this._dataTextureGenerator.generateTextureFor8BitIndices(r,s.indices8Bits,s.lenIndices8Bits)),s.lenIndices16Bits>0&&(i.texturePerLineIdIndices16Bits=this._dataTextureGenerator.generateTextureFor16BitIndices(r,s.indices16Bits,s.lenIndices16Bits)),s.lenIndices32Bits>0&&(i.texturePerLineIdIndices32Bits=this._dataTextureGenerator.generateTextureFor32BitIndices(r,s.indices32Bits,s.lenIndices32Bits)),i.finalize(),this._buffer=null,this._bucketGeometries={},this._finalized=!0,this._deferredSetFlagsDirty=!1,this._onSceneRendering=this.model.scene.on("rendering",(function(){e._deferredSetFlagsDirty&&e._uploadDeferredFlags(),e._numUpdatesInFrame=0}))}}},{key:"initFlags",value:function(e,t,i){t&Ke&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&$e&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&qe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&et&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Ye&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&Je&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Xe&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,true),this._setFlags2(e,t,true)}},{key:"flushInitFlags",value:function(){this._setDeferredFlags(),this._setDeferredFlags2()}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Ye?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags2(e,t)}},{key:"_beginDeferredFlags",value:function(){this._deferredSetFlagsActive=!0}},{key:"_uploadDeferredFlags",value:function(){if(this._deferredSetFlagsActive=!1,this._deferredSetFlagsDirty){this._deferredSetFlagsDirty=!1;var e=this.model.scene.canvas.gl,t=this._dataTextureState;e.bindTexture(e.TEXTURE_2D,t.texturePerObjectColorsAndFlags._texture),e.texSubImage2D(e.TEXTURE_2D,0,0,0,t.texturePerObjectColorsAndFlags._textureWidth,t.texturePerObjectColorsAndFlags._textureHeight,e.RGBA_INTEGER,e.UNSIGNED_BYTE,t.texturePerObjectColorsAndFlags._textureData)}}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numCulledLayerPortions+=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions-=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Je?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],r=0,s=i.length;r<s;r++)this._subPortionSetColor(i[r],t)}},{key:"_subPortionSetColor",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dataTextureState,r=this.model.scene.canvas.gl;Cc[0]=t[0],Cc[1]=t[1],Cc[2]=t[2],Cc[3]=t[3],i.texturePerObjectColorsAndFlags._textureData.set(Cc,32*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),r.bindTexture(r.TEXTURE_2D,i.texturePerObjectColorsAndFlags._texture),r.texSubImage2D(r.TEXTURE_2D,0,e%512*8,Math.floor(e/512),1,1,r.RGBA_INTEGER,r.UNSIGNED_BYTE,Cc))}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){for(var r=arguments.length>3&&void 0!==arguments[3]&&arguments[3],s=this._portionToSubPortionsMap[e],n=0,o=s.length;n<o;n++)this._subPortionSetFlags(s[n],t,i,r)}},{key:"_subPortionSetFlags",value:function(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(!this._finalized)throw"Not finalized";var s,n,o=!!(t&Ke),a=!!(t&qe),l=!!(t&$e),u=!!(t&et),c=!!(t&Je),A=!!(t&Xe);s=!o||A||a?Uo.NOT_RENDERED:i?Uo.COLOR_TRANSPARENT:Uo.COLOR_OPAQUE,n=!o||A?Uo.NOT_RENDERED:u?Uo.SILHOUETTE_SELECTED:l?Uo.SILHOUETTE_HIGHLIGHTED:a?Uo.SILHOUETTE_XRAYED:Uo.NOT_RENDERED;var h=o&&!A&&c?Uo.PICK:Uo.NOT_RENDERED,d=this._dataTextureState,p=this.model.scene.canvas.gl;Cc[0]=s,Cc[1]=n,Cc[3]=h,d.texturePerObjectColorsAndFlags._textureData.set(Cc,32*e+8),this._deferredSetFlagsActive||r?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),p.bindTexture(p.TEXTURE_2D,d.texturePerObjectColorsAndFlags._texture),p.texSubImage2D(p.TEXTURE_2D,0,e%512*8+2,Math.floor(e/512),1,1,p.RGBA_INTEGER,p.UNSIGNED_BYTE,Cc))}},{key:"_setDeferredFlags",value:function(){}},{key:"_setFlags2",value:function(e,t){for(var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2],r=this._portionToSubPortionsMap[e],s=0,n=r.length;s<n;s++)this._subPortionSetFlags2(r[s],t,i)}},{key:"_subPortionSetFlags2",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2];if(!this._finalized)throw"Not finalized";var r=t&Ye?255:0,s=this._dataTextureState,n=this.model.scene.canvas.gl;Cc[0]=r,Cc[1]=0,Cc[2]=1,Cc[3]=2,s.texturePerObjectColorsAndFlags._textureData.set(Cc,32*e+12),this._deferredSetFlagsActive||i?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),n.bindTexture(n.TEXTURE_2D,s.texturePerObjectColorsAndFlags._texture),n.texSubImage2D(n.TEXTURE_2D,0,e%512*8+3,Math.floor(e/512),1,1,n.RGBA_INTEGER,n.UNSIGNED_BYTE,Cc))}},{key:"_setDeferredFlags2",value:function(){}},{key:"setOffset",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],r=0,s=i.length;r<s;r++)this._subPortionSetOffset(i[r],t)}},{key:"_subPortionSetOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dataTextureState,r=this.model.scene.canvas.gl;Mc[0]=t[0],Mc[1]=t[1],Mc[2]=t[2],i.texturePerObjectOffsets._textureData.set(Mc,3*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),r.bindTexture(r.TEXTURE_2D,i.texturePerObjectOffsets._texture),r.texSubImage2D(r.TEXTURE_2D,0,0,e,1,1,r.RGB,r.FLOAT,Mc))}},{key:"setMatrix",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],r=0,s=i.length;r<s;r++)this._subPortionSetMatrix(i[r],t)}},{key:"_subPortionSetMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dataTextureState,r=this.model.scene.canvas.gl;Pc.set(t),i.texturePerObjectInstanceMatrices._textureData.set(Pc,16*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),r.bindTexture(r.TEXTURE_2D,i.texturePerObjectInstanceMatrices._texture),r.texSubImage2D(r.TEXTURE_2D,0,e%512*4,Math.floor(e/512),4,1,r.RGBA,r.FLOAT,Pc))}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE)}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT)}},{key:"drawDepth",value:function(e,t){}},{key:"drawNormals",value:function(e,t){}},{key:"drawSilhouetteXRayed",value:function(e,t){}},{key:"drawSilhouetteHighlighted",value:function(e,t){}},{key:"drawSilhouetteSelected",value:function(e,t){}},{key:"drawEdgesColorOpaque",value:function(e,t){}},{key:"drawEdgesColorTransparent",value:function(e,t){}},{key:"drawEdgesHighlighted",value:function(e,t){}},{key:"drawEdgesSelected",value:function(e,t){}},{key:"drawEdgesXRayed",value:function(e,t){}},{key:"drawOcclusion",value:function(e,t){}},{key:"drawShadow",value:function(e,t){}},{key:"setPickMatrices",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){}},{key:"drawPickDepths",value:function(e,t){}},{key:"drawSnapInit",value:function(e,t){}},{key:"drawSnap",value:function(e,t){}},{key:"drawPickNormals",value:function(e,t){}},{key:"destroy",value:function(){if(!this._destroyed){var e=this._state;this.model.scene.off(this._onSceneRendering),e.destroy(),this._destroyed=!0}}}]),e}(),Ic=re.vec3(),Dc=re.vec3(),Sc=re.vec3();re.vec3();var Tc=re.vec4(),Lc=re.mat4(),Rc=function(){function e(t,i){B(this,e),this._scene=t,this._withSAO=i,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,i){var r=this._scene,s=r.camera,n=t.model,o=r.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=n.position,A=n.rotationMatrix;if(this._program||(this._allocate(),!this.errors)){var h,d;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var p=0!==u[0]||0!==u[1]||0!==u[2],f=0!==c[0]||0!==c[1]||0!==c[2];if(p||f){var v=Ic;if(p){var g=re.transformPoint3(A,u,Dc);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=c[0],v[1]+=c[1],v[2]+=c[2],h=He(s.viewMatrix,v,Lc),(d=Sc)[0]=s.eye[0]-v[0],d[1]=s.eye[1]-v[1],d[2]=s.eye[2]-v[2]}else h=s.viewMatrix,d=s.eye;if(o.uniformMatrix4fv(this._uSceneModelMatrix,!1,A),o.uniformMatrix4fv(this._uViewMatrix,!1,h),o.uniformMatrix4fv(this._uProjMatrix,!1,s.projMatrix),o.uniform3fv(this._uCameraEyeRtc,d),o.uniform1i(this._uRenderPass,i),r.logarithmicDepthBufferEnabled){var m=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,m)}var _=r._sectionPlanesState.getNumAllocatedSectionPlanes(),y=r._sectionPlanesState.sectionPlanes.length;if(_>0)for(var b=r._sectionPlanesState.sectionPlanes,x=t.layerIndex*y,w=n.renderFlags,B=0;B<_;B++){var P=this._uSectionPlanes[B];if(P)if(B<y){var C=w.sectionPlanesActivePerLayer[x+B];if(o.uniform1i(P.active,C?1:0),C){var M=b[B];if(u){var E=We(M.dist,M.dir,u,Ic,n.matrix);o.uniform3fv(P.pos,E)}else o.uniform3fv(P.pos,M.pos);o.uniform3fv(P.dir,M.dir)}}else o.uniform1i(P.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl,i=e._lightsState;if(this._program=new zt(t,this._buildShader()),this._program.errors)return this.errors=this._program.errors,void console.error(this.errors);var r=this._program;this._uRenderPass=r.getLocation("renderPass"),this._uLightAmbient=r.getLocation("lightAmbient"),this._uLightColor=[],this._uLightDir=[],this._uLightPos=[],this._uLightAttenuation=[];for(var s=i.lights,n=0,o=s.length;n<o;n++)switch(s[n].type){case"dir":this._uLightColor[n]=r.getLocation("lightColor"+n),this._uLightPos[n]=null,this._uLightDir[n]=r.getLocation("lightDir"+n);break;case"point":this._uLightColor[n]=r.getLocation("lightColor"+n),this._uLightPos[n]=r.getLocation("lightPos"+n),this._uLightDir[n]=null,this._uLightAttenuation[n]=r.getLocation("lightAttenuation"+n);break;case"spot":this._uLightColor[n]=r.getLocation("lightColor"+n),this._uLightPos[n]=r.getLocation("lightPos"+n),this._uLightDir[n]=r.getLocation("lightDir"+n),this._uLightAttenuation[n]=r.getLocation("lightAttenuation"+n)}this._uSceneModelMatrix=r.getLocation("sceneModelMatrix"),this._uViewMatrix=r.getLocation("viewMatrix"),this._uProjMatrix=r.getLocation("projMatrix"),this._uSectionPlanes=[];for(var a=0,l=e._sectionPlanesState.getNumAllocatedSectionPlanes();a<l;a++)this._uSectionPlanes.push({active:r.getLocation("sectionPlaneActive"+a),pos:r.getLocation("sectionPlanePos"+a),dir:r.getLocation("sectionPlaneDir"+a)});this._withSAO&&(this._uOcclusionTexture="uOcclusionTexture",this._uSAOParams=r.getLocation("uSAOParams")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=r.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=r.getLocation("uCameraEyeRtc")}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,r=this._program,s=t._lightsState.lights,n=t.camera.project;r.bind(),this._uLightAmbient&&i.uniform4fv(this._uLightAmbient,t._lightsState.getAmbientColorAndIntensity());for(var o=0,a=s.length;o<a;o++){var l=s[o];this._uLightColor[o]&&i.uniform4f(this._uLightColor[o],l.color[0],l.color[1],l.color[2],l.intensity),this._uLightPos[o]&&(i.uniform3fv(this._uLightPos[o],l.pos),this._uLightAttenuation[o]&&i.uniform1f(this._uLightAttenuation[o],l.attenuation)),this._uLightDir[o]&&i.uniform3fv(this._uLightDir[o],l.dir)}if(this._withSAO){var u=t.sao;if(u.possible){var c=i.drawingBufferWidth,A=i.drawingBufferHeight;Tc[0]=c,Tc[1]=A,Tc[2]=u.blendCutoff,Tc[3]=u.blendFactor,i.uniform4fv(this._uSAOParams,Tc),this._program.bindTexture(this._uOcclusionTexture,e.occlusionTexture,10)}}if(t.logarithmicDepthBufferEnabled){var h=2/(Math.log(n.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,h)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e,t=this._scene,i=t._sectionPlanesState,r=t._lightsState,s=i.getNumAllocatedSectionPlanes()>0,n=[];n.push("#version 300 es"),n.push("// TrianglesDataTextureColorRenderer vertex shader"),n.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),n.push("precision highp float;"),n.push("precision highp int;"),n.push("precision highp usampler2D;"),n.push("precision highp isampler2D;"),n.push("precision highp sampler2D;"),n.push("#else"),n.push("precision mediump float;"),n.push("precision mediump int;"),n.push("precision mediump usampler2D;"),n.push("precision mediump isampler2D;"),n.push("precision mediump sampler2D;"),n.push("#endif"),n.push("uniform int renderPass;"),n.push("uniform mat4 sceneModelMatrix;"),n.push("uniform mat4 viewMatrix;"),n.push("uniform mat4 projMatrix;"),n.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),n.push("uniform highp sampler2D uTexturePerObjectMatrix;"),n.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),n.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),n.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),n.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),n.push("uniform vec3 uCameraEyeRtc;"),n.push("vec3 positions[3];"),t.logarithmicDepthBufferEnabled&&(n.push("uniform float logDepthBufFC;"),n.push("out float vFragDepth;"),n.push("out float isPerspective;")),n.push("bool isPerspectiveMatrix(mat4 m) {"),n.push("    return (m[2][3] == - 1.0);"),n.push("}"),n.push("uniform vec4 lightAmbient;");for(var o=0,a=r.lights.length;o<a;o++)"ambient"!==(e=r.lights[o]).type&&(n.push("uniform vec4 lightColor"+o+";"),"dir"===e.type&&n.push("uniform vec3 lightDir"+o+";"),"point"===e.type&&n.push("uniform vec3 lightPos"+o+";"),"spot"===e.type&&(n.push("uniform vec3 lightPos"+o+";"),n.push("uniform vec3 lightDir"+o+";")));s&&(n.push("out vec4 vWorldPosition;"),n.push("flat out uint vFlags2;")),n.push("out vec4 vColor;"),n.push("void main(void) {"),n.push("int polygonIndex = gl_VertexID / 3;"),n.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),n.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),n.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),n.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),n.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),n.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),n.push("if (int(flags.x) != renderPass) {"),n.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),n.push("   return;"),n.push("} else {"),n.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),n.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),n.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),n.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),n.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),n.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),n.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),n.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),n.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),n.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),n.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),n.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),n.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),n.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),n.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),n.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),n.push("if (color.a == 0u) {"),n.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),n.push("   return;"),n.push("};"),n.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),n.push("vec3 position;"),n.push("position = positions[gl_VertexID % 3];"),n.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),n.push("if (solid != 1u) {"),n.push("if (isPerspectiveMatrix(projMatrix)) {"),n.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),n.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),n.push("position = positions[2 - (gl_VertexID % 3)];"),n.push("viewNormal = -viewNormal;"),n.push("}"),n.push("} else {"),n.push("if (viewNormal.z < 0.0) {"),n.push("position = positions[2 - (gl_VertexID % 3)];"),n.push("viewNormal = -viewNormal;"),n.push("}"),n.push("}"),n.push("}"),n.push("vec4 worldPosition = sceneModelMatrix * ((objectDecodeAndInstanceMatrix * vec4(position, 1.0))); "),n.push("vec4 viewPosition = viewMatrix * worldPosition; "),n.push("vec3 reflectedColor = vec3(0.0, 0.0, 0.0);"),n.push("vec3 viewLightDir = vec3(0.0, 0.0, -1.0);"),n.push("float lambertian = 1.0;");for(var l=0,u=r.lights.length;l<u;l++)if("ambient"!==(e=r.lights[l]).type){if("dir"===e.type)"view"===e.space?n.push("viewLightDir = normalize(lightDir"+l+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+l+", 0.0)).xyz);");else if("point"===e.type)"view"===e.space?n.push("viewLightDir = -normalize(lightPos"+l+" - viewPosition.xyz);"):n.push("viewLightDir = -normalize((viewMatrix * vec4(lightPos"+l+", 0.0)).xyz);");else{if("spot"!==e.type)continue;"view"===e.space?n.push("viewLightDir = normalize(lightDir"+l+");"):n.push("viewLightDir = normalize((viewMatrix * vec4(lightDir"+l+", 0.0)).xyz);")}n.push("lambertian = max(dot(-viewNormal, viewLightDir), 0.0);"),n.push("reflectedColor += lambertian * (lightColor"+l+".rgb * lightColor"+l+".a);")}return n.push("vec3 rgb = vec3(color.rgb) / 255.0;"),n.push("vColor =  vec4((lightAmbient.rgb * lightAmbient.a * rgb) + (reflectedColor * rgb), float(color.a) / 255.0);"),n.push("vec4 clipPos = projMatrix * viewPosition;"),t.logarithmicDepthBufferEnabled&&(n.push("vFragDepth = 1.0 + clipPos.w;"),n.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),s&&(n.push("vWorldPosition = worldPosition;"),n.push("vFlags2 = flags2.r;")),n.push("gl_Position = clipPos;"),n.push("}"),n.push("}"),n}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState,i=t.getNumAllocatedSectionPlanes()>0,r=[];if(r.push("#version 300 es"),r.push("// TrianglesDataTextureColorRenderer fragment shader"),r.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),r.push("precision highp float;"),r.push("precision highp int;"),r.push("#else"),r.push("precision mediump float;"),r.push("precision mediump int;"),r.push("#endif"),e.logarithmicDepthBufferEnabled&&(r.push("in float isPerspective;"),r.push("uniform float logDepthBufFC;"),r.push("in float vFragDepth;")),this._withSAO&&(r.push("uniform sampler2D uOcclusionTexture;"),r.push("uniform vec4      uSAOParams;"),r.push("const float       packUpscale = 256. / 255.;"),r.push("const float       unpackDownScale = 255. / 256.;"),r.push("const vec3        packFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );"),r.push("const vec4        unPackFactors = unpackDownScale / vec4( packFactors, 1. );"),r.push("float unpackRGBToFloat( const in vec4 v ) {"),r.push("    return dot( v, unPackFactors );"),r.push("}")),i){r.push("in vec4 vWorldPosition;"),r.push("flat in uint vFlags2;");for(var s=0,n=t.getNumAllocatedSectionPlanes();s<n;s++)r.push("uniform bool sectionPlaneActive"+s+";"),r.push("uniform vec3 sectionPlanePos"+s+";"),r.push("uniform vec3 sectionPlaneDir"+s+";")}if(r.push("in vec4 vColor;"),r.push("out vec4 outColor;"),r.push("void main(void) {"),i){r.push("  bool clippable = vFlags2 > 0u;"),r.push("  if (clippable) {"),r.push("  float dist = 0.0;");for(var o=0,a=t.getNumAllocatedSectionPlanes();o<a;o++)r.push("if (sectionPlaneActive"+o+") {"),r.push("   dist += clamp(dot(-sectionPlaneDir"+o+".xyz, vWorldPosition.xyz - sectionPlanePos"+o+".xyz), 0.0, 1000.0);"),r.push("}");r.push("  if (dist > 0.0) { "),r.push("      discard;"),r.push("  }"),r.push("}")}return e.logarithmicDepthBufferEnabled&&r.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),this._withSAO?(r.push("   float viewportWidth     = uSAOParams[0];"),r.push("   float viewportHeight    = uSAOParams[1];"),r.push("   float blendCutoff       = uSAOParams[2];"),r.push("   float blendFactor       = uSAOParams[3];"),r.push("   vec2 uv                 = vec2(gl_FragCoord.x / viewportWidth, gl_FragCoord.y / viewportHeight);"),r.push("   float ambient           = smoothstep(blendCutoff, 1.0, unpackRGBToFloat(texture(uOcclusionTexture, uv))) * blendFactor;"),r.push("   outColor            = vec4(vColor.rgb * ambient, 1.0);")):r.push("   outColor            = vColor;"),r.push("}"),r}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),Uc=new Float32Array([1,1,1]),Oc=re.vec3(),Nc=re.vec3(),Qc=re.vec3();re.vec3();var Vc=re.mat4(),Hc=function(){function e(t,i){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=this._scene,s=r.camera,n=t.model,o=r.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=n.position,A=n.rotationMatrix,h=s.viewMatrix;if(this._program||(this._allocate(),!this.errors)){var d,p;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),u||0!==c[0]||0!==c[1]||0!==c[2]){var f=Oc;if(u){var v=Nc;re.transformPoint3(A,u,v),f[0]=v[0],f[1]=v[1],f[2]=v[2]}else f[0]=0,f[1]=0,f[2]=0;f[0]+=c[0],f[1]+=c[1],f[2]+=c[2],d=He(h,f,Vc),(p=Qc)[0]=s.eye[0]-f[0],p[1]=s.eye[1]-f[1],p[2]=s.eye[2]-f[2]}else d=h,p=s.eye;if(o.uniform3fv(this._uCameraEyeRtc,p),o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uWorldMatrix,!1,A),o.uniformMatrix4fv(this._uViewMatrix,!1,d),o.uniformMatrix4fv(this._uProjMatrix,!1,s.projMatrix),i===Uo.SILHOUETTE_XRAYED){var g=r.xrayMaterial._state,m=g.fillColor,_=g.fillAlpha;o.uniform4f(this._uColor,m[0],m[1],m[2],_)}else if(i===Uo.SILHOUETTE_HIGHLIGHTED){var y=r.highlightMaterial._state,b=y.fillColor,x=y.fillAlpha;o.uniform4f(this._uColor,b[0],b[1],b[2],x)}else if(i===Uo.SILHOUETTE_SELECTED){var w=r.selectedMaterial._state,B=w.fillColor,P=w.fillAlpha;o.uniform4f(this._uColor,B[0],B[1],B[2],P)}else o.uniform4fv(this._uColor,Uc);if(r.logarithmicDepthBufferEnabled){var C=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,C)}var M=r._sectionPlanesState.getNumAllocatedSectionPlanes(),E=r._sectionPlanesState.sectionPlanes.length;if(M>0)for(var F=r._sectionPlanesState.sectionPlanes,k=t.layerIndex*E,I=n.renderFlags,D=0;D<M;D++){var S=this._uSectionPlanes[D];if(S)if(D<E){var T=I.sectionPlanesActivePerLayer[k+D];if(o.uniform1i(S.active,T?1:0),T){var L=F[D];if(u){var R=We(L.dist,L.dir,u,Oc,n.matrix);o.uniform3fv(S.pos,R)}else o.uniform3fv(S.pos,L.pos);o.uniform3fv(S.dir,L.dir)}}else o.uniform1i(S.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new zt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uColor=i.getLocation("color"),this._uWorldMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,r=t.camera.project;if(this._program.bind(),t.logarithmicDepthBufferEnabled){var s=2/(Math.log(r.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,s)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture silhouette vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.y) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix *  (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture draw fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("uniform vec4 color;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    outColor = color;"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),jc=new Float32Array([0,0,0,1]),Gc=re.vec3(),zc=re.vec3();re.vec3();var Wc=re.mat4(),Kc=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=r.position,A=r.rotationMatrix,h=n.viewMatrix;if(this._program||(this._allocate(t),!this.errors)){var d;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var p=0!==u[0]||0!==u[1]||0!==u[2],f=0!==c[0]||0!==c[1]||0!==c[2];if(p||f){var v=Gc;if(p){var g=re.transformPoint3(A,u,zc);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=c[0],v[1]+=c[1],v[2]+=c[2],d=He(h,v,Wc)}else d=h;if(o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uSceneModelMatrix,!1,A),o.uniformMatrix4fv(this._uViewMatrix,!1,d),o.uniformMatrix4fv(this._uProjMatrix,!1,n.projMatrix),i===Uo.EDGES_XRAYED){var m=s.xrayMaterial._state,_=m.edgeColor,y=m.edgeAlpha;o.uniform4f(this._uColor,_[0],_[1],_[2],y)}else if(i===Uo.EDGES_HIGHLIGHTED){var b=s.highlightMaterial._state,x=b.edgeColor,w=b.edgeAlpha;o.uniform4f(this._uColor,x[0],x[1],x[2],w)}else if(i===Uo.EDGES_SELECTED){var B=s.selectedMaterial._state,P=B.edgeColor,C=B.edgeAlpha;o.uniform4f(this._uColor,P[0],P[1],P[2],C)}else o.uniform4fv(this._uColor,jc);var M=s._sectionPlanesState.getNumAllocatedSectionPlanes(),E=s._sectionPlanesState.sectionPlanes.length;if(M>0)for(var F=s._sectionPlanesState.sectionPlanes,k=t.layerIndex*E,I=r.renderFlags,D=0;D<M;D++){var S=this._uSectionPlanes[D];if(S)if(D<E){var T=I.sectionPlanesActivePerLayer[k+D];if(o.uniform1i(S.active,T?1:0),T){var L=F[D];if(u){var R=We(L.dist,L.dir,u,Gc,r.matrix);o.uniform3fv(S.pos,R)}else o.uniform3fv(S.pos,L.pos);o.uniform3fv(S.dir,L.dir)}}else o.uniform1i(S.active,0)}a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),o.drawArrays(o.LINES,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),o.drawArrays(o.LINES,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),o.drawArrays(o.LINES,0,a.numEdgeIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new zt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uColor=i.getLocation("color"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uWorldMatrix=i.getLocation("worldMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix"}}},{key:"_bindProgram",value:function(){var e=this._scene,t=e.canvas.gl,i=this._program,r=e.camera.project;if(i.bind(),e.logarithmicDepthBufferEnabled){var s=2/(Math.log(r.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,s)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// DTXTrianglesEdgesRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),i.push("uniform vec4 color;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.z) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("mat4 matrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vColor = vec4(color.r, color.g, color.b, color.a);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// DTXTrianglesEdgesRenderer fragment shader"),e.logarithmicDepthBufferEnabled&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in vec4 vColor;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { discard; }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outColor            = vColor;"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),Xc=re.vec3(),Jc=re.vec3(),Yc=re.mat4(),Zc=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=r.position,A=r.rotationMatrix,h=n.viewMatrix;if(this._program||(this._allocate(),!this.errors)){var d;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var p=0!==u[0]||0!==u[1]||0!==u[2],f=0!==c[0]||0!==c[1]||0!==c[2];if(p||f){var v=Xc;if(p){var g=re.transformPoint3(A,u,Jc);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=c[0],v[1]+=c[1],v[2]+=c[2],d=He(h,v,Yc)}else d=h;o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uSceneModelMatrix,!1,A),o.uniformMatrix4fv(this._uViewMatrix,!1,d),o.uniformMatrix4fv(this._uProjMatrix,!1,n.projMatrix);var m=s._sectionPlanesState.getNumAllocatedSectionPlanes(),_=s._sectionPlanesState.sectionPlanes.length;if(m>0)for(var y=s._sectionPlanesState.sectionPlanes,b=t.layerIndex*_,x=r.renderFlags,w=0;w<m;w++){var B=this._uSectionPlanes[w];if(B)if(w<_){var P=x.sectionPlanesActivePerLayer[b+w];if(o.uniform1i(B.active,P?1:0),P){var C=y[w];if(u){var M=We(C.dist,C.dir,u,Xc,r.matrix);o.uniform3fv(B.pos,M)}else o.uniform3fv(B.pos,C.pos);o.uniform3fv(B.dir,C.dir)}}else o.uniform1i(B.active,0)}a.numEdgeIndices8Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),o.drawArrays(o.LINES,0,a.numEdgeIndices8Bits)),a.numEdgeIndices16Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),o.drawArrays(o.LINES,0,a.numEdgeIndices16Bits)),a.numEdgeIndices32Bits>0&&(l.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),o.drawArrays(o.LINES,0,a.numEdgeIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new zt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix"}}},{key:"_bindProgram",value:function(){var e=this._scene,t=e.canvas.gl,i=this._program,r=e.camera.project;if(i.bind(),e.logarithmicDepthBufferEnabled){var s=2/(Math.log(r.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,s)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesDataTextureEdgesColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled,i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uObjectPerObjectOffsets;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;")),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vColor;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.z) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("vec4 rgb = vec4(color.rgba);"),i.push("vColor = vec4(float(rgb.r*0.5) / 255.0, float(rgb.g*0.5) / 255.0, float(rgb.b*0.5) / 255.0, float(rgb.a) / 255.0);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTextureEdgesColorRenderer"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in vec4 vColor;"),i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { discard; }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outColor            = vColor;"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),qc=re.vec3(),$c=re.vec3(),eA=re.vec3(),tA=re.mat4(),iA=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(t),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e));var r,s,n=t.model,o=n.scene,a=o.camera,l=o.canvas.gl,u=t._state,c=u.textureState,A=t._state.origin,h=n.position,d=n.rotationMatrix,p=e.pickViewMatrix||a.viewMatrix,f=e.pickProjMatrix||a.projMatrix,v=e.pickOrigin||a.eye,g=e.pickProjMatrix?e.pickZFar:a.project.far;c.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var m=0!==A[0]||0!==A[1]||0!==A[2],_=0!==h[0]||0!==h[1]||0!==h[2];if(m||_){var y=qc;if(m){var b=re.transformPoint3(d,A,$c);y[0]=b[0],y[1]=b[1],y[2]=b[2]}else y[0]=0,y[1]=0,y[2]=0;y[0]+=h[0],y[1]+=h[1],y[2]+=h[2],r=He(p,y,tA),(s=eA)[0]=v[0]-y[0],s[1]=v[1]-y[1],s[2]=v[2]-y[2]}else r=p,s=v;if(l.uniform2fv(this._uPickClipPos,e.pickClipPos),l.uniform2f(this._uDrawingBufferSize,l.drawingBufferWidth,l.drawingBufferHeight),l.uniformMatrix4fv(this._uSceneModelMatrix,!1,d),l.uniformMatrix4fv(this._uViewMatrix,!1,r),l.uniformMatrix4fv(this._uProjMatrix,!1,f),l.uniform3fv(this._uCameraEyeRtc,s),l.uniform1i(this._uRenderPass,i),o.logarithmicDepthBufferEnabled){var x=2/(Math.log(g+1)/Math.LN2);l.uniform1f(this._uLogDepthBufFC,x)}var w=o._sectionPlanesState.getNumAllocatedSectionPlanes(),B=o._sectionPlanesState.sectionPlanes.length;if(w>0)for(var P=o._sectionPlanesState.sectionPlanes,C=t.layerIndex*B,M=n.renderFlags,E=0;E<w;E++){var F=this._uSectionPlanes[E];if(F)if(E<B){var k=M.sectionPlanesActivePerLayer[C+E];if(l.uniform1i(F.active,k?1:0),k){var I=P[E];if(A){var D=We(I.dist,I.dir,A,qc,n.matrix);l.uniform3fv(F.pos,D)}else l.uniform3fv(F.pos,I.pos);l.uniform3fv(F.dir,I.dir)}}else l.uniform1i(F.active,0)}u.numIndices8Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),l.drawArrays(l.TRIANGLES,0,u.numIndices8Bits)),u.numIndices16Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),l.drawArrays(l.TRIANGLES,0,u.numIndices16Bits)),u.numIndices32Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),l.drawArrays(l.TRIANGLES,0,u.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new zt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(e){var t=this._scene.canvas.gl;this._program.bind(),t.uniform1i(this._uPickInvisible,e.pickInvisible)}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry picking vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform bool pickInvisible;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("smooth out vec4 vWorldPosition;"),i.push("flat out uvec4 vFlags2;")),i.push("out vec4 vPickColor;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("vPickColor = vec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+1, objectIndexCoords.y), 0)) / 255.0;"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2;")),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry picking fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uvec4 vFlags2;");for(var r=0;r<e._sectionPlanesState.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in vec4 vPickColor;"),i.push("out vec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2.x) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(r=0;r<e._sectionPlanesState.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("   outPickColor = vPickColor; "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),rA=re.vec3(),sA=re.vec3(),nA=re.vec3();re.vec3();var oA=re.mat4(),aA=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r,s,n=t.model,o=n.scene,a=o.camera,l=o.canvas.gl,u=t._state,c=u.textureState,A=t._state.origin,h=n.position,d=n.rotationMatrix,p=e.pickViewMatrix||a.viewMatrix,f=e.pickProjMatrix||a.projMatrix,v=e.pickOrigin||a.eye,g=e.pickProjMatrix?e.pickZFar:a.project.far;if(this._program||this._allocate(),e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),c.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),A||0!==h[0]||0!==h[1]||0!==h[2]){var m=rA;if(A){var _=sA;re.transformPoint3(d,A,_),m[0]=_[0],m[1]=_[1],m[2]=_[2]}else m[0]=0,m[1]=0,m[2]=0;m[0]+=h[0],m[1]+=h[1],m[2]+=h[2],r=He(p,m,oA),(s=nA)[0]=v[0]-m[0],s[1]=v[1]-m[1],s[2]=v[2]-m[2],e.snapPickOrigin[0]=m[0],e.snapPickOrigin[1]=m[1],e.snapPickOrigin[2]=m[2]}else r=p,s=v,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;if(l.uniform3fv(this._uCameraEyeRtc,s),l.uniform1i(this._uRenderPass,i),l.uniform1i(this._uPickInvisible,e.pickInvisible),l.uniform2fv(this._uPickClipPos,e.pickClipPos),l.uniform2f(this._uDrawingBufferSize,l.drawingBufferWidth,l.drawingBufferHeight),l.uniform1f(this._uPickZNear,e.pickZNear),l.uniform1f(this._uPickZFar,e.pickZFar),l.uniformMatrix4fv(this._uSceneModelMatrix,!1,d),l.uniformMatrix4fv(this._uViewMatrix,!1,r),l.uniformMatrix4fv(this._uProjMatrix,!1,f),o.logarithmicDepthBufferEnabled){var y=2/(Math.log(g+1)/Math.LN2);l.uniform1f(this._uLogDepthBufFC,y)}var b=o._sectionPlanesState.getNumAllocatedSectionPlanes(),x=o._sectionPlanesState.sectionPlanes.length;if(b>0)for(var w=o._sectionPlanesState.sectionPlanes,B=t.layerIndex*x,P=n.renderFlags,C=0;C<b;C++){var M=this._uSectionPlanes[C];if(M)if(C<x){var E=P.sectionPlanesActivePerLayer[B+C];if(l.uniform1i(M.active,E?1:0),E){var F=w[C];if(A){var k=We(F.dist,F.dir,A,rA,n.matrix);l.uniform3fv(M.pos,k)}else l.uniform3fv(M.pos,F.pos);l.uniform3fv(M.dir,F.dir)}}else l.uniform1i(M.active,0)}u.numIndices8Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),l.drawArrays(l.TRIANGLES,0,u.numIndices8Bits)),u.numIndices16Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),l.drawArrays(l.TRIANGLES,0,u.numIndices16Bits)),u.numIndices32Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),l.drawArrays(l.TRIANGLES,0,u.numIndices32Bits)),e.drawElements++}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new zt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});this._uPickZNear=i.getLocation("pickZNear"),this._uPickZFar=i.getLocation("pickZFar"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform bool pickInvisible;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vViewPosition;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),t&&(i.push("      vWorldPosition = worldPosition;"),i.push("      vFlags2 = flags2.r;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = remapClipPos(clipPos);"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),i.push("uniform float pickZNear;"),i.push("uniform float pickZFar;"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0;r<e._sectionPlanesState.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in vec4 vViewPosition;"),i.push("vec4 packDepth(const in float depth) {"),i.push("  const vec4 bitShift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);"),i.push("  const vec4 bitMask  = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);"),i.push("  vec4 res = fract(depth * bitShift);"),i.push("  res -= res.xxyz * bitMask;"),i.push("  return res;"),i.push("}"),i.push("out vec4 outPackedDepth;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(r=0;r<e._sectionPlanesState.getNumAllocatedSectionPlanes();r++)i.push("      if (sectionPlaneActive"+r+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+r+".xyz, vWorldPosition.xyz - sectionPlanePos"+r+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    float zNormalizedDepth = abs((pickZNear + vViewPosition.z) / (pickZFar - pickZNear));"),i.push("    outPackedDepth = packDepth(zNormalizedDepth); "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),lA=re.vec3(),uA=re.vec3(),cA=re.vec3(),AA=re.vec3();re.vec3();var hA=re.mat4(),dA=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r,s,n=t.model,o=n.scene,a=o.camera,l=o.canvas.gl,u=t._state,c=u.textureState,A=t._state.origin,h=n.position,d=n.rotationMatrix,p=t.aabb,f=e.pickViewMatrix||a.viewMatrix,v=lA;v[0]=re.safeInv(p[3]-p[0])*re.MAX_INT,v[1]=re.safeInv(p[4]-p[1])*re.MAX_INT,v[2]=re.safeInv(p[5]-p[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(v[0]),e.snapPickCoordinateScale[1]=re.safeInv(v[1]),e.snapPickCoordinateScale[2]=re.safeInv(v[2]),c.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var g=0!==A[0]||0!==A[1]||0!==A[2],m=0!==h[0]||0!==h[1]||0!==h[2];if(g||m){var _=uA;if(g){var y=re.transformPoint3(d,A,cA);_[0]=y[0],_[1]=y[1],_[2]=y[2]}else _[0]=0,_[1]=0,_[2]=0;_[0]+=h[0],_[1]+=h[1],_[2]+=h[2],r=He(f,_,hA),(s=AA)[0]=a.eye[0]-_[0],s[1]=a.eye[1]-_[1],s[2]=a.eye[2]-_[2],e.snapPickOrigin[0]=_[0],e.snapPickOrigin[1]=_[1],e.snapPickOrigin[2]=_[2]}else r=f,s=a.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;l.uniform3fv(this._uCameraEyeRtc,s),l.uniform2fv(this.uVectorA,e.snapVectorA),l.uniform2fv(this.uInverseVectorAB,e.snapInvVectorAB),l.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),l.uniform3fv(this._uCoordinateScaler,v),l.uniform1i(this._uRenderPass,i),l.uniform1i(this._uPickInvisible,e.pickInvisible),l.uniformMatrix4fv(this._uSceneModelMatrix,!1,d),l.uniformMatrix4fv(this._uViewMatrix,!1,r),l.uniformMatrix4fv(this._uProjMatrix,!1,a.projMatrix);var b=2/(Math.log(e.pickZFar+1)/Math.LN2);l.uniform1f(this._uLogDepthBufFC,b);var x=o._sectionPlanesState.getNumAllocatedSectionPlanes(),w=o._sectionPlanesState.sectionPlanes.length;if(x>0)for(var B=o._sectionPlanesState.sectionPlanes,P=t.layerIndex*w,C=n.renderFlags,M=0;M<x;M++){var E=this._uSectionPlanes[M];if(E)if(M<w){var F=C.sectionPlanesActivePerLayer[P+M];if(l.uniform1i(E.active,F?1:0),F){var k=B[M];if(A){var I=We(k.dist,k.dir,A,lA,n.matrix);l.uniform3fv(E.pos,I)}else l.uniform3fv(E.pos,k.pos);l.uniform3fv(E.dir,k.dir)}}else l.uniform1i(E.active,0)}var D="edge"===e.snapMode?l.LINES:l.POINTS;u.numEdgeIndices8Bits>0&&(c.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,8),l.drawArrays(D,0,u.numEdgeIndices8Bits)),u.numEdgeIndices16Bits>0&&(c.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,16),l.drawArrays(D,0,u.numEdgeIndices16Bits)),u.numEdgeIndices32Bits>0&&(c.bindEdgeIndicesTextures(this._program,this._uTexturePerEdgeIdPortionIds,this._uTexturePerPolygonIdEdgeIndices,32),l.drawArrays(D,0,u.numEdgeIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new zt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});this._uLogDepthBufFC=i.getLocation("logDepthBufFC"),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdEdgeIndices="uTexturePerPolygonIdEdgeIndices",this._uTexturePerEdgeIdPortionIds="uTexturePerEdgeIdPortionIds",this._uTextureModelMatrices="uTextureModelMatrices",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc"),this.uVectorA=i.getLocation("uSnapVectorA"),this.uInverseVectorAB=i.getLocation("uSnapInvVectorAB"),this._uLayerNumber=i.getLocation("uLayerNumber"),this._uCoordinateScaler=i.getLocation("uCoordinateScaler")}}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Batched geometry edges drawing vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdEdgeIndices;"),i.push("uniform mediump usampler2D uTexturePerEdgeIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 uSnapVectorA;"),i.push("uniform vec2 uSnapInvVectorAB;"),i.push("vec3 positions[3];"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out float isPerspective;"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - uSnapVectorA.x) * uSnapInvVectorAB.x;"),i.push("    float y = (clipPos.y - uSnapVectorA.y) * uSnapInvVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("out vec4 vViewPosition;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int edgeIndex = gl_VertexID / 2;"),i.push("int h_packed_object_id_index = (edgeIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (edgeIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerEdgeIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("}"),i.push("{"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedEdgeIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+6, objectIndexCoords.y), 0));"),i.push("int edgeIndexBaseOffset = (packedEdgeIndexBaseOffset.r << 24) + (packedEdgeIndexBaseOffset.g << 16) + (packedEdgeIndexBaseOffset.b << 8) + packedEdgeIndexBaseOffset.a;"),i.push("int h_index = (edgeIndex - edgeIndexBaseOffset) & 4095;"),i.push("int v_index = (edgeIndex - edgeIndexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdEdgeIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("int indexPositionH = uniqueVertexIndexes[gl_VertexID % 2] & 4095;"),i.push("int indexPositionV = uniqueVertexIndexes[gl_VertexID % 2] >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("vec3 position = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH, indexPositionV), 0));"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("      vec4 viewPosition  = viewMatrix * worldPosition; "),t&&(i.push("  vWorldPosition = worldPosition;"),i.push("  vFlags2 = flags2.r;")),i.push("vViewPosition = viewPosition;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vViewPosition = clipPos;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("gl_PointSize = 1.0;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture pick depth fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int uLayerNumber;"),i.push("uniform vec3 uCoordinateScaler;"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("out highp ivec4 outCoords;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var n=0;n<e._sectionPlanesState.getNumAllocatedSectionPlanes();n++)i.push("      if (sectionPlaneActive"+n+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz * uCoordinateScaler.xyz, uLayerNumber);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),pA=re.vec3(),fA=re.vec3(),vA=re.vec3(),gA=re.vec3();re.vec3();var mA=re.mat4(),_A=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){this._program||this._allocate(),e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram());var r,s,n=t.model,o=n.scene,a=o.camera,l=o.canvas.gl,u=t._state,c=u.textureState,A=t._state.origin,h=n.position,d=n.rotationMatrix,p=t.aabb,f=e.pickViewMatrix||a.viewMatrix,v=pA;v[0]=re.safeInv(p[3]-p[0])*re.MAX_INT,v[1]=re.safeInv(p[4]-p[1])*re.MAX_INT,v[2]=re.safeInv(p[5]-p[2])*re.MAX_INT,e.snapPickCoordinateScale[0]=re.safeInv(v[0]),e.snapPickCoordinateScale[1]=re.safeInv(v[1]),e.snapPickCoordinateScale[2]=re.safeInv(v[2]),c.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var g=0!==A[0]||0!==A[1]||0!==A[2],m=0!==h[0]||0!==h[1]||0!==h[2];if(g||m){var _=fA;if(g){var y=vA;re.transformPoint3(d,A,y),_[0]=y[0],_[1]=y[1],_[2]=y[2]}else _[0]=0,_[1]=0,_[2]=0;_[0]+=h[0],_[1]+=h[1],_[2]+=h[2],r=He(f,_,mA),(s=gA)[0]=a.eye[0]-_[0],s[1]=a.eye[1]-_[1],s[2]=a.eye[2]-_[2],e.snapPickOrigin[0]=_[0],e.snapPickOrigin[1]=_[1],e.snapPickOrigin[2]=_[2]}else r=f,s=a.eye,e.snapPickOrigin[0]=0,e.snapPickOrigin[1]=0,e.snapPickOrigin[2]=0;l.uniform3fv(this._uCameraEyeRtc,s),l.uniform2fv(this._uVectorA,e.snapVectorA),l.uniform2fv(this._uInverseVectorAB,e.snapInvVectorAB),l.uniform1i(this._uLayerNumber,e.snapPickLayerNumber),l.uniform3fv(this._uCoordinateScaler,v),l.uniform1i(this._uRenderPass,i),l.uniform1i(this._uPickInvisible,e.pickInvisible),l.uniformMatrix4fv(this._uSceneWorldModelMatrix,!1,d),l.uniformMatrix4fv(this._uViewMatrix,!1,r),l.uniformMatrix4fv(this._uProjMatrix,!1,a.projMatrix);var b=2/(Math.log(e.pickZFar+1)/Math.LN2);l.uniform1f(this._uLogDepthBufFC,b);var x=o._sectionPlanesState.getNumAllocatedSectionPlanes(),w=o._sectionPlanesState.sectionPlanes.length;if(x>0)for(var B=o._sectionPlanesState.sectionPlanes,P=t.layerIndex*w,C=n.renderFlags,M=0;M<x;M++){var E=this._uSectionPlanes[M];if(E)if(M<w){var F=C.sectionPlanesActivePerLayer[P+M];if(l.uniform1i(E.active,F?1:0),F){var k=B[M];if(A){var I=We(k.dist,k.dir,A,pA,n.matrix);l.uniform3fv(E.pos,I)}else l.uniform3fv(E.pos,k.pos);l.uniform3fv(E.dir,k.dir)}}else l.uniform1i(E.active,0)}u.numIndices8Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),l.drawArrays(l.TRIANGLES,0,u.numIndices8Bits)),u.numIndices16Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),l.drawArrays(l.TRIANGLES,0,u.numIndices16Bits)),u.numIndices32Bits>0&&(c.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),l.drawArrays(l.TRIANGLES,0,u.numIndices32Bits)),e.drawElements++}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new zt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uSceneWorldModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});this._uLogDepthBufFC=i.getLocation("logDepthBufFC"),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc"),this._uVectorA=i.getLocation("uVectorAB"),this._uInverseVectorAB=i.getLocation("uInverseVectorAB"),this._uLayerNumber=i.getLocation("uLayerNumber"),this._uCoordinateScaler=i.getLocation("uCoordinateScaler")}}},{key:"_bindProgram",value:function(){this._program.bind()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// DTXTrianglesSnapInitRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("uniform vec2 uVectorAB;"),i.push("uniform vec2 uInverseVectorAB;"),i.push("vec3 positions[3];"),i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("vec2 remapClipPos(vec2 clipPos) {"),i.push("    float x = (clipPos.x - uVectorAB.x) * uInverseVectorAB.x;"),i.push("    float y = (clipPos.y - uVectorAB.y) * uInverseVectorAB.y;"),i.push("    return vec2(x, y);"),i.push("}"),i.push("flat out vec4 vPickColor;"),i.push("out vec4 vWorldPosition;"),t&&i.push("flat out uint vFlags2;"),i.push("out highp vec3 relativeToOriginPosition;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("}"),i.push("{"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("  if (isPerspectiveMatrix(projMatrix)) {"),i.push("      vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("      if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("          viewNormal = -viewNormal;"),i.push("      }"),i.push("  } else {"),i.push("      if (viewNormal.z < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("          viewNormal = -viewNormal;"),i.push("      }"),i.push("  }"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("relativeToOriginPosition = worldPosition.xyz;"),i.push("vec4 viewPosition  = viewMatrix * worldPosition; "),i.push("vWorldPosition = worldPosition;"),t&&i.push("vFlags2 = flags2.r;"),i.push("vPickColor = vec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+1, objectIndexCoords.y), 0));"),i.push("vec4 clipPos = projMatrix * viewPosition;"),i.push("float tmp = clipPos.w;"),i.push("clipPos.xyzw /= tmp;"),i.push("clipPos.xy = remapClipPos(clipPos.xy);"),i.push("clipPos.xyzw *= tmp;"),i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));"),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// DTXTrianglesSnapInitRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;"),i.push("uniform int uLayerNumber;"),i.push("uniform vec3 uCoordinateScaler;"),i.push("in vec4 vWorldPosition;"),i.push("flat in vec4 vPickColor;"),t){i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in highp vec3 relativeToOriginPosition;"),i.push("layout(location = 0) out highp ivec4 outCoords;"),i.push("layout(location = 1) out highp ivec4 outNormal;"),i.push("layout(location = 2) out lowp uvec4 outPickColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var n=0;n<e._sectionPlanesState.getNumAllocatedSectionPlanes();n++)i.push("      if (sectionPlaneActive"+n+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("    float dx = dFdx(vFragDepth);"),i.push("    float dy = dFdy(vFragDepth);"),i.push("    float diff = sqrt(dx*dx+dy*dy);"),i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth + diff ) * logDepthBufFC * 0.5;"),i.push("outCoords = ivec4(relativeToOriginPosition.xyz * uCoordinateScaler.xyz, - uLayerNumber);"),i.push("vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),i.push("outPickColor = uvec4(vPickColor);"),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),yA=re.vec3(),bA=re.vec3(),xA=re.vec3();re.vec3();var wA=re.mat4(),BA=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=r.position,A=r.rotationMatrix,h=e.pickViewMatrix||n.viewMatrix;if(this._program||(this._allocate(t),!this.errors)){var d,p;if(e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram()),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix),u||0!==c[0]||0!==c[1]||0!==c[2]){var f=yA;if(u){var v=bA;re.transformPoint3(A,u,v),f[0]=v[0],f[1]=v[1],f[2]=v[2]}else f[0]=0,f[1]=0,f[2]=0;f[0]+=c[0],f[1]+=c[1],f[2]+=c[2],d=He(h,f,wA),(p=xA)[0]=n.eye[0]-f[0],p[1]=n.eye[1]-f[1],p[2]=n.eye[2]-f[2]}else d=h,p=n.eye;o.uniform3fv(this._uCameraEyeRtc,p),o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uWorldMatrix,!1,A),o.uniformMatrix4fv(this._uViewMatrix,!1,d),o.uniformMatrix4fv(this._uProjMatrix,!1,n.projMatrix);var g=s._sectionPlanesState.getNumAllocatedSectionPlanes(),m=s._sectionPlanesState.sectionPlanes.length;if(g>0)for(var _=s._sectionPlanesState.sectionPlanes,y=t.layerIndex*m,b=r.renderFlags,x=0;x<g;x++){var w=this._uSectionPlanes[x];if(w)if(x<m){var B=b.sectionPlanesActivePerLayer[y+x];if(o.uniform1i(w.active,B?1:0),B){var P=_[x];if(u){var C=We(P.dist,P.dir,u,yA,r.matrix);o.uniform3fv(w.pos,C)}else o.uniform3fv(w.pos,P.pos);o.uniform3fv(w.dir,P.dir)}}else o.uniform1i(w.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new zt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uWorldMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});this._uPickZNear=i.getLocation("pickZNear"),this._uPickZFar=i.getLocation("pickZFar"),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(){var e=this._scene;e.canvas.gl,e.camera.project,this._program.bind()}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// TrianglesDataTextureOcclusionRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("if (solid != 1u) {"),i.push("  if (isPerspectiveMatrix(projMatrix)) {"),i.push("      vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("      if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("      }"),i.push("  } else {"),i.push("      vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("      if (viewNormal.z < 0.0) {"),i.push("          position = positions[2 - (gl_VertexID % 3)];"),i.push("      }"),i.push("  }"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix *  (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene._sectionPlanesState,t=e.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTextureColorRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0;r<e.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("out vec4 outColor;"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return i.push("   outColor = vec4(0.0, 0.0, 1.0, 1.0); "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),PA=re.vec3(),CA=re.vec3(),MA=re.vec3();re.vec3();var EA=re.mat4(),FA=function(){function e(t){B(this,e),this._scene=t,this._allocate(),this._hash=this._getHash()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=this._scene,s=r.camera,n=t.model,o=r.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=n.position,A=n.rotationMatrix;if(this._program||(this._allocate(),!this.errors)){var h,d;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a)),l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var p=0!==u[0]||0!==u[1]||0!==u[2],f=0!==c[0]||0!==c[1]||0!==c[2];if(p||f){var v=PA;if(p){var g=re.transformPoint3(A,u,CA);v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=c[0],v[1]+=c[1],v[2]+=c[2],h=He(s.viewMatrix,v,EA),(d=MA)[0]=s.eye[0]-v[0],d[1]=s.eye[1]-v[1],d[2]=s.eye[2]-v[2]}else h=s.viewMatrix,d=s.eye;if(o.uniformMatrix4fv(this._uSceneModelMatrix,!1,A),o.uniformMatrix4fv(this._uViewMatrix,!1,h),o.uniformMatrix4fv(this._uProjMatrix,!1,s.projMatrix),o.uniform3fv(this._uCameraEyeRtc,d),o.uniform1i(this._uRenderPass,i),r.logarithmicDepthBufferEnabled){var m=2/(Math.log(e.pickZFar+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,m)}var _=r._sectionPlanesState.getNumAllocatedSectionPlanes(),y=r._sectionPlanesState.sectionPlanes.length;if(_>0)for(var b=r._sectionPlanesState.sectionPlanes,x=t.layerIndex*y,w=n.renderFlags,B=0;B<_;B++){var P=this._uSectionPlanes[B];if(P)if(B<y){var C=w.sectionPlanesActivePerLayer[x+B];if(o.uniform1i(P.active,C?1:0),C){var M=b[B];if(u){var E=We(M.dist,M.dir,u,PA,n.matrix);o.uniform3fv(P.pos,E)}else o.uniform3fv(P.pos,M.pos);o.uniform3fv(P.dir,M.dir)}}else o.uniform1i(P.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new zt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPositionsDecodeMatrix=i.getLocation("objectDecodeAndInstanceMatrix"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,r=this._program,s=t.camera.project;if(r.bind(),i.uniformMatrix4fv(this._uProjMatrix,!1,s.matrix),t.logarithmicDepthBufferEnabled){var n=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,n)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// Triangles dataTexture draw vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out highp vec2 vHighPrecisionZW;"),t&&(i.push("out vec4 vWorldPosition;"),i.push("flat out uint vFlags2;")),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.x) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),t&&(i.push("vWorldPosition = worldPosition;"),i.push("vFlags2 = flags2.r;")),i.push("gl_Position = clipPos;"),i.push("vHighPrecisionZW = gl_Position.zw;"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Triangles dataTexture draw fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),i.push("in highp vec2 vHighPrecisionZW;"),i.push("out vec4 outColor;"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;"),i.push("    outColor = vec4(vec3(1.0 - fragCoordZ), 1.0); "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),kA=re.vec3(),IA=re.vec3(),DA=re.vec3();re.vec3();var SA=re.mat4(),TA=function(){function e(t){B(this,e),this._scene=t,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){return this._scene._sectionPlanesState.getHash()}},{key:"drawLayer",value:function(e,t,i){var r=t.model,s=r.scene,n=s.camera,o=s.canvas.gl,a=t._state,l=t._state.origin,u=r.position,c=r.rotationMatrix,A=n.viewMatrix;if(this._program||(this._allocate(t),!this.errors)){var h,d;e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(t));var p=0!==l[0]||0!==l[1]||0!==l[2],f=0!==u[0]||0!==u[1]||0!==u[2];if(p||f){var v=kA;if(p){var g=IA;re.transformPoint3(c,l,g),v[0]=g[0],v[1]=g[1],v[2]=g[2]}else v[0]=0,v[1]=0,v[2]=0;v[0]+=u[0],v[1]+=u[1],v[2]+=u[2],h=He(A,v,SA),(d=DA)[0]=n.eye[0]-v[0],d[1]=n.eye[1]-v[1],d[2]=n.eye[2]-v[2]}else h=A,d=n.eye;o.uniform1i(this._uRenderPass,i),o.uniformMatrix4fv(this._uWorldMatrix,!1,c),o.uniformMatrix4fv(this._uViewMatrix,!1,h),o.uniformMatrix4fv(this._uProjMatrix,!1,n.projMatrix),o.uniformMatrix4fv(this._uViewNormalMatrix,!1,n.viewNormalMatrix),o.uniformMatrix4fv(this._uWorldNormalMatrix,!1,r.worldNormalMatrix);var m=s._sectionPlanesState.getNumAllocatedSectionPlanes(),_=s._sectionPlanesState.sectionPlanes.length;if(m>0)for(var y=s._sectionPlanesState.sectionPlanes,b=t.layerIndex*_,x=r.renderFlags,w=0;w<m;w++){var B=this._uSectionPlanes[w];if(B)if(w<_){var P=x.sectionPlanesActivePerLayer[b+w];if(o.uniform1i(B.active,P?1:0),P){var C=y[w];if(l){var M=We(C.dist,C.dir,l,kA,r.matrix);o.uniform3fv(B.pos,M)}else o.uniform3fv(B.pos,C.pos);o.uniform3fv(B.dir,C.dir)}}else o.uniform1i(B.active,0)}o.uniformMatrix4fv(this._uPositionsDecodeMatrix,!1,t._state.objectDecodeAndInstanceMatrix),this._aPosition.bindArrayBuffer(a.positionsBuf),this._aOffset.bindArrayBuffer(a.offsetsBuf),this._aNormal.bindArrayBuffer(a.normalsBuf),this._aColor.bindArrayBuffer(a.colorsBuf),this._aFlags.bindArrayBuffer(a.flagsBuf),this._aFlags2&&this._aFlags2.bindArrayBuffer(a.flags2Buf),a.indicesBuf.bind(),o.drawElements(o.TRIANGLES,a.indicesBuf.numItems,a.indicesBuf.itemType,0)}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new zt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPositionsDecodeMatrix=i.getLocation("objectDecodeAndInstanceMatrix"),this._uWorldMatrix=i.getLocation("worldMatrix"),this._uWorldNormalMatrix=i.getLocation("worldNormalMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uViewNormalMatrix=i.getLocation("viewNormalMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});this._aPosition=i.getAttribute("position"),this._aOffset=i.getAttribute("offset"),this._aNormal=i.getAttribute("normal"),this._aColor=i.getAttribute("color"),this._aFlags=i.getAttribute("flags"),this._aFlags2&&(this._aFlags2=i.getAttribute("flags2")),e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC"))}}},{key:"_bindProgram",value:function(){var e=this._scene,t=e.canvas.gl,i=e.camera.project;if(this._program.bind(),t.uniformMatrix4fv(this._uProjMatrix,!1,i.matrix),e.logarithmicDepthBufferEnabled){var r=2/(Math.log(i.far+1)/Math.LN2);t.uniform1f(this._uLogDepthBufFC,r)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("// Batched geometry normals vertex shader"),e.logarithmicDepthBufferEnabled&&Lt.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("uniform int renderPass;"),i.push("attribute vec3 position;"),e.entityOffsetsEnabled&&i.push("attribute vec3 offset;"),i.push("attribute vec3 normal;"),i.push("attribute vec4 color;"),i.push("attribute vec4 flags;"),i.push("attribute vec4 flags2;"),i.push("uniform mat4 worldMatrix;"),i.push("uniform mat4 worldNormalMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform mat4 viewNormalMatrix;"),i.push("uniform mat4 objectDecodeAndInstanceMatrix;"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),Lt.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("out float vFragDepth;"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("varying float isPerspective;")),i.push("vec3 octDecode(vec2 oct) {"),i.push("    vec3 v = vec3(oct.xy, 1.0 - abs(oct.x) - abs(oct.y));"),i.push("    if (v.z < 0.0) {"),i.push("        v.xy = (1.0 - abs(v.yx)) * vec2(v.x >= 0.0 ? 1.0 : -1.0, v.y >= 0.0 ? 1.0 : -1.0);"),i.push("    }"),i.push("    return normalize(v);"),i.push("}"),t&&(i.push("out vec4 vWorldPosition;"),i.push("out vec4 vFlags2;")),i.push("out vec3 vViewNormal;"),i.push("void main(void) {"),i.push("if (int(flags.x) != renderPass) {"),i.push("      gl_Position = vec4(0.0, 0.0, 0.0, 0.0);"),i.push("  } else {"),i.push("      vec4 worldPosition = worldMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),e.entityOffsetsEnabled&&i.push("      worldPosition.xyz = worldPosition.xyz + offset;"),i.push("      vec4 viewPosition   = viewMatrix * worldPosition; "),i.push("      vec4 worldNormal    = worldNormalMatrix * vec4(octDecode(normal.xy), 0.0); "),i.push("      vec3 viewNormal     = normalize((viewNormalMatrix * worldNormal).xyz);"),t&&(i.push("      vWorldPosition  = worldPosition;"),i.push("      vFlags2         = flags2;")),i.push("      vViewNormal = viewNormal;"),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(Lt.SUPPORTED_EXTENSIONS.EXT_frag_depth?i.push("vFragDepth = 1.0 + clipPos.w;"):(i.push("clipPos.z = log2( max( 1e-6, clipPos.w + 1.0 ) ) * logDepthBufFC - 1.0;"),i.push("clipPos.z *= clipPos.w;")),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("gl_Position = clipPos;"),i.push("  }"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// Batched geometry normals fragment shader"),e.logarithmicDepthBufferEnabled&&Lt.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("#extension GL_EXT_frag_depth : enable"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&Lt.SUPPORTED_EXTENSIONS.EXT_frag_depth&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),t){i.push("in vec4 vWorldPosition;"),i.push("in vec4 vFlags2;");for(var r=0;r<e._sectionPlanesState.getNumAllocatedSectionPlanes();r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("in vec3 vViewNormal;"),i.push("vec3 packNormalToRGB( const in vec3 normal ) {"),i.push("    return normalize( normal ) * 0.5 + 0.5;"),i.push("}"),i.push("void main(void) {"),t){i.push("  bool clippable = (float(vFlags2.x) > 0.0);"),i.push("  if (clippable) {"),i.push("      float dist = 0.0;");for(var s=0;s<e._sectionPlanesState.getNumAllocatedSectionPlanes();s++)i.push("      if (sectionPlaneActive"+s+") {"),i.push("          dist += clamp(dot(-sectionPlaneDir"+s+".xyz, vWorldPosition.xyz - sectionPlanePos"+s+".xyz), 0.0, 1000.0);"),i.push("      }");i.push("      if (dist > 0.0) { discard; }"),i.push("  }")}return e.logarithmicDepthBufferEnabled&&Lt.SUPPORTED_EXTENSIONS.EXT_frag_depth&&i.push("    gl_FragDepthEXT = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("    gl_FragColor = vec4(packNormalToRGB(vViewNormal), 1.0); "),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),LA=re.vec3(),RA=re.vec3(),UA=re.vec3();re.vec3(),re.vec4();var OA=re.mat4(),NA=function(){function e(t,i){B(this,e),this._scene=t,this._withSAO=i,this._hash=this._getHash(),this._allocate()}return C(e,[{key:"getValid",value:function(){return this._hash===this._getHash()}},{key:"_getHash",value:function(){var e=this._scene;return[e._lightsState.getHash(),e._sectionPlanesState.getHash(),this._withSAO?"sao":"nosao"].join(";")}},{key:"drawLayer",value:function(e,t,i){var r=this._scene,s=r.camera,n=t.model,o=r.canvas.gl,a=t._state,l=a.textureState,u=t._state.origin,c=n.position,A=n.rotationMatrix;if(this._program||(this._allocate(),!this.errors)){e.lastProgramId!==this._program.id&&(e.lastProgramId=this._program.id,this._bindProgram(e,a));var h,d,p=e.pickViewMatrix||s.viewMatrix,f=e.pickProjMatrix||s.projMatrix,v=e.pickOrigin||s.eye,g=e.pickProjMatrix?e.pickZFar:s.project.far;l.bindCommonTextures(this._program,this.uTexturePerObjectPositionsDecodeMatrix,this._uTexturePerVertexIdCoordinates,this.uTexturePerObjectColorsAndFlags,this._uTexturePerObjectMatrix);var m=0!==u[0]||0!==u[1]||0!==u[2],_=0!==c[0]||0!==c[1]||0!==c[2];if(m||_){var y=LA;if(m){var b=re.transformPoint3(A,u,RA);y[0]=b[0],y[1]=b[1],y[2]=b[2]}else y[0]=0,y[1]=0,y[2]=0;y[0]+=c[0],y[1]+=c[1],y[2]+=c[2],h=He(p,y,OA),(d=UA)[0]=v[0]-y[0],d[1]=v[1]-y[1],d[2]=v[2]-y[2]}else h=p,d=v;if(o.uniform2fv(this._uPickClipPos,e.pickClipPos),o.uniform2f(this._uDrawingBufferSize,o.drawingBufferWidth,o.drawingBufferHeight),o.uniformMatrix4fv(this._uSceneModelMatrix,!1,A),o.uniformMatrix4fv(this._uViewMatrix,!1,h),o.uniformMatrix4fv(this._uProjMatrix,!1,f),o.uniform3fv(this._uCameraEyeRtc,d),o.uniform1i(this._uRenderPass,i),r.logarithmicDepthBufferEnabled){var x=2/(Math.log(g+1)/Math.LN2);o.uniform1f(this._uLogDepthBufFC,x)}var w=r._sectionPlanesState.getNumAllocatedSectionPlanes(),B=r._sectionPlanesState.sectionPlanes.length;if(w>0)for(var P=r._sectionPlanesState.sectionPlanes,C=t.layerIndex*B,M=n.renderFlags,E=0;E<w;E++){var F=this._uSectionPlanes[E];if(F)if(E<B){var k=M.sectionPlanesActivePerLayer[C+E];if(o.uniform1i(F.active,k?1:0),k){var I=P[E];if(u){var D=We(I.dist,I.dir,u,LA,n.matrix);o.uniform3fv(F.pos,D)}else o.uniform3fv(F.pos,I.pos);o.uniform3fv(F.dir,I.dir)}}else o.uniform1i(F.active,0)}a.numIndices8Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,8),o.drawArrays(o.TRIANGLES,0,a.numIndices8Bits)),a.numIndices16Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,16),o.drawArrays(o.TRIANGLES,0,a.numIndices16Bits)),a.numIndices32Bits>0&&(l.bindTriangleIndicesTextures(this._program,this._uTexturePerPolygonIdPortionIds,this._uTexturePerPolygonIdIndices,32),o.drawArrays(o.TRIANGLES,0,a.numIndices32Bits)),e.drawElements++}}},{key:"_allocate",value:function(){var e=this._scene,t=e.canvas.gl;if(this._program=new zt(t,this._buildShader()),this._program.errors)this.errors=this._program.errors;else{var i=this._program;this._uRenderPass=i.getLocation("renderPass"),this._uPickInvisible=i.getLocation("pickInvisible"),this._uPickClipPos=i.getLocation("pickClipPos"),this._uDrawingBufferSize=i.getLocation("drawingBufferSize"),this._uSceneModelMatrix=i.getLocation("sceneModelMatrix"),this._uViewMatrix=i.getLocation("viewMatrix"),this._uProjMatrix=i.getLocation("projMatrix"),this._uSectionPlanes=[];for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)this._uSectionPlanes.push({active:i.getLocation("sectionPlaneActive"+r),pos:i.getLocation("sectionPlanePos"+r),dir:i.getLocation("sectionPlaneDir"+r)});e.logarithmicDepthBufferEnabled&&(this._uLogDepthBufFC=i.getLocation("logDepthBufFC")),this.uTexturePerObjectPositionsDecodeMatrix="uObjectPerObjectPositionsDecodeMatrix",this.uTexturePerObjectColorsAndFlags="uObjectPerObjectColorsAndFlags",this._uTexturePerVertexIdCoordinates="uTexturePerVertexIdCoordinates",this._uTexturePerPolygonIdNormals="uTexturePerPolygonIdNormals",this._uTexturePerPolygonIdIndices="uTexturePerPolygonIdIndices",this._uTexturePerPolygonIdPortionIds="uTexturePerPolygonIdPortionIds",this._uTexturePerObjectMatrix="uTexturePerObjectMatrix",this._uCameraEyeRtc=i.getLocation("uCameraEyeRtc")}}},{key:"_bindProgram",value:function(e){var t=this._scene,i=t.canvas.gl,r=this._program,s=t.camera.project;if(r.bind(),t.logarithmicDepthBufferEnabled){var n=2/(Math.log(s.far+1)/Math.LN2);i.uniform1f(this._uLogDepthBufFC,n)}}},{key:"_buildShader",value:function(){return{vertex:this._buildVertexShader(),fragment:this._buildFragmentShader()}}},{key:"_buildVertexShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];return i.push("#version 300 es"),i.push("// trianglesDatatextureNormalsRenderer vertex shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("precision highp usampler2D;"),i.push("precision highp isampler2D;"),i.push("precision highp sampler2D;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("precision mediump usampler2D;"),i.push("precision mediump isampler2D;"),i.push("precision mediump sampler2D;"),i.push("#endif"),i.push("uniform int renderPass;"),e.entityOffsetsEnabled&&i.push("in vec3 offset;"),i.push("uniform mat4 sceneModelMatrix;"),i.push("uniform mat4 viewMatrix;"),i.push("uniform mat4 projMatrix;"),i.push("uniform highp sampler2D uObjectPerObjectPositionsDecodeMatrix;"),i.push("uniform lowp usampler2D uObjectPerObjectColorsAndFlags;"),i.push("uniform highp sampler2D uTexturePerObjectMatrix;"),i.push("uniform mediump usampler2D uTexturePerVertexIdCoordinates;"),i.push("uniform highp usampler2D uTexturePerPolygonIdIndices;"),i.push("uniform mediump usampler2D uTexturePerPolygonIdPortionIds;"),i.push("uniform vec3 uCameraEyeRtc;"),i.push("vec3 positions[3];"),e.logarithmicDepthBufferEnabled&&(i.push("uniform float logDepthBufFC;"),i.push("out float vFragDepth;"),i.push("out float isPerspective;")),i.push("uniform vec2 pickClipPos;"),i.push("uniform vec2 drawingBufferSize;"),i.push("vec4 remapClipPos(vec4 clipPos) {"),i.push("    clipPos.xy /= clipPos.w;"),i.push("    clipPos.xy = (clipPos.xy - pickClipPos) * drawingBufferSize;"),i.push("    clipPos.xy *= clipPos.w;"),i.push("    return clipPos;"),i.push("}"),i.push("bool isPerspectiveMatrix(mat4 m) {"),i.push("    return (m[2][3] == - 1.0);"),i.push("}"),i.push("out vec4 vWorldPosition;"),t&&i.push("flat out uint vFlags2;"),i.push("void main(void) {"),i.push("int polygonIndex = gl_VertexID / 3;"),i.push("int h_packed_object_id_index = (polygonIndex >> 3) & 4095;"),i.push("int v_packed_object_id_index = (polygonIndex >> 3) >> 12;"),i.push("int objectIndex = int(texelFetch(uTexturePerPolygonIdPortionIds, ivec2(h_packed_object_id_index, v_packed_object_id_index), 0).r);"),i.push("ivec2 objectIndexCoords = ivec2(objectIndex % 512, objectIndex / 512);"),i.push("uvec4 flags = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+2, objectIndexCoords.y), 0);"),i.push("uvec4 flags2 = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+3, objectIndexCoords.y), 0);"),i.push("if (int(flags.w) != renderPass) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("} else {"),i.push("ivec4 packedVertexBase = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+4, objectIndexCoords.y), 0));"),i.push("ivec4 packedIndexBaseOffset = ivec4(texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+5, objectIndexCoords.y), 0));"),i.push("int indexBaseOffset = (packedIndexBaseOffset.r << 24) + (packedIndexBaseOffset.g << 16) + (packedIndexBaseOffset.b << 8) + packedIndexBaseOffset.a;"),i.push("int h_index = (polygonIndex - indexBaseOffset) & 4095;"),i.push("int v_index = (polygonIndex - indexBaseOffset) >> 12;"),i.push("ivec3 vertexIndices = ivec3(texelFetch(uTexturePerPolygonIdIndices, ivec2(h_index, v_index), 0));"),i.push("ivec3 uniqueVertexIndexes = vertexIndices + (packedVertexBase.r << 24) + (packedVertexBase.g << 16) + (packedVertexBase.b << 8) + packedVertexBase.a;"),i.push("ivec3 indexPositionH = uniqueVertexIndexes & 4095;"),i.push("ivec3 indexPositionV = uniqueVertexIndexes >> 12;"),i.push("mat4 objectInstanceMatrix = mat4 (texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uTexturePerObjectMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("mat4 objectDecodeAndInstanceMatrix = objectInstanceMatrix * mat4 (texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+0, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+1, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+2, objectIndexCoords.y), 0), texelFetch (uObjectPerObjectPositionsDecodeMatrix, ivec2(objectIndexCoords.x*4+3, objectIndexCoords.y), 0));"),i.push("uint solid = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+7, objectIndexCoords.y), 0).r;"),i.push("positions[0] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.r, indexPositionV.r), 0));"),i.push("positions[1] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.g, indexPositionV.g), 0));"),i.push("positions[2] = vec3(texelFetch(uTexturePerVertexIdCoordinates, ivec2(indexPositionH.b, indexPositionV.b), 0));"),i.push("uvec4 color = texelFetch (uObjectPerObjectColorsAndFlags, ivec2(objectIndexCoords.x*8+0, objectIndexCoords.y), 0);"),i.push("if (color.a == 0u) {"),i.push("   gl_Position = vec4(3.0, 3.0, 3.0, 1.0);"),i.push("   return;"),i.push("};"),i.push("vec3 normal = normalize(cross(positions[2] - positions[0], positions[1] - positions[0]));"),i.push("vec3 position;"),i.push("position = positions[gl_VertexID % 3];"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (solid != 1u) {"),i.push("if (isPerspectiveMatrix(projMatrix)) {"),i.push("vec3 uCameraEyeRtcInQuantizedSpace = (inverse(sceneModelMatrix * objectDecodeAndInstanceMatrix) * vec4(uCameraEyeRtc, 1)).xyz;"),i.push("if (dot(position.xyz - uCameraEyeRtcInQuantizedSpace, normal) < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("viewNormal = -viewNormal;"),i.push("}"),i.push("} else {"),i.push("vec3 viewNormal = -normalize((transpose(inverse(viewMatrix*objectDecodeAndInstanceMatrix)) * vec4(normal,1)).xyz);"),i.push("if (viewNormal.z < 0.0) {"),i.push("position = positions[2 - (gl_VertexID % 3)];"),i.push("}"),i.push("}"),i.push("}"),i.push("vec4 worldPosition = sceneModelMatrix * (objectDecodeAndInstanceMatrix * vec4(position, 1.0)); "),i.push("vec4 viewPosition = viewMatrix * worldPosition; "),i.push("vec4 clipPos = projMatrix * viewPosition;"),e.logarithmicDepthBufferEnabled&&(i.push("vFragDepth = 1.0 + clipPos.w;"),i.push("isPerspective = float (isPerspectiveMatrix(projMatrix));")),i.push("vWorldPosition = worldPosition;"),t&&i.push("vFlags2 = flags2.r;"),i.push("gl_Position = remapClipPos(clipPos);"),i.push("}"),i.push("}"),i}},{key:"_buildFragmentShader",value:function(){var e=this._scene,t=e._sectionPlanesState.getNumAllocatedSectionPlanes()>0,i=[];if(i.push("#version 300 es"),i.push("// TrianglesDataTexturePickNormalsRenderer fragment shader"),i.push("#ifdef GL_FRAGMENT_PRECISION_HIGH"),i.push("precision highp float;"),i.push("precision highp int;"),i.push("#else"),i.push("precision mediump float;"),i.push("precision mediump int;"),i.push("#endif"),e.logarithmicDepthBufferEnabled&&(i.push("in float isPerspective;"),i.push("uniform float logDepthBufFC;"),i.push("in float vFragDepth;")),i.push("in vec4 vWorldPosition;"),t){i.push("flat in uint vFlags2;");for(var r=0,s=e._sectionPlanesState.getNumAllocatedSectionPlanes();r<s;r++)i.push("uniform bool sectionPlaneActive"+r+";"),i.push("uniform vec3 sectionPlanePos"+r+";"),i.push("uniform vec3 sectionPlaneDir"+r+";")}if(i.push("out highp ivec4 outNormal;"),i.push("void main(void) {"),t){i.push("  bool clippable = vFlags2 > 0u;"),i.push("  if (clippable) {"),i.push("  float dist = 0.0;");for(var n=0,o=e._sectionPlanesState.getNumAllocatedSectionPlanes();n<o;n++)i.push("if (sectionPlaneActive"+n+") {"),i.push("   dist += clamp(dot(-sectionPlaneDir"+n+".xyz, vWorldPosition.xyz - sectionPlanePos"+n+".xyz), 0.0, 1000.0);"),i.push("}");i.push("  if (dist > 0.0) { "),i.push("      discard;"),i.push("  }"),i.push("}")}return e.logarithmicDepthBufferEnabled&&i.push("    gl_FragDepth = isPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;"),i.push("  vec3 xTangent = dFdx( vWorldPosition.xyz );"),i.push("  vec3 yTangent = dFdy( vWorldPosition.xyz );"),i.push("  vec3 worldNormal = normalize( cross( xTangent, yTangent ) );"),i.push("  outNormal = ivec4(worldNormal * float(".concat(re.MAX_INT,"), 1.0);")),i.push("}"),i}},{key:"webglContextRestored",value:function(){this._program=null}},{key:"destroy",value:function(){this._program&&this._program.destroy(),this._program=null}}]),e}(),QA=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"_compile",value:function(){this._colorRenderer&&!this._colorRenderer.getValid()&&(this._colorRenderer.destroy(),this._colorRenderer=null),this._colorRendererWithSAO&&!this._colorRendererWithSAO.getValid()&&(this._colorRendererWithSAO.destroy(),this._colorRendererWithSAO=null),this._flatColorRenderer&&!this._flatColorRenderer.getValid()&&(this._flatColorRenderer.destroy(),this._flatColorRenderer=null),this._flatColorRendererWithSAO&&!this._flatColorRendererWithSAO.getValid()&&(this._flatColorRendererWithSAO.destroy(),this._flatColorRendererWithSAO=null),this._colorQualityRendererWithSAO&&!this._colorQualityRendererWithSAO.getValid()&&(this._colorQualityRendererWithSAO.destroy(),this._colorQualityRendererWithSAO=null),this._depthRenderer&&!this._depthRenderer.getValid()&&(this._depthRenderer.destroy(),this._depthRenderer=null),this._normalsRenderer&&!this._normalsRenderer.getValid()&&(this._normalsRenderer.destroy(),this._normalsRenderer=null),this._silhouetteRenderer&&!this._silhouetteRenderer.getValid()&&(this._silhouetteRenderer.destroy(),this._silhouetteRenderer=null),this._edgesRenderer&&!this._edgesRenderer.getValid()&&(this._edgesRenderer.destroy(),this._edgesRenderer=null),this._edgesColorRenderer&&!this._edgesColorRenderer.getValid()&&(this._edgesColorRenderer.destroy(),this._edgesColorRenderer=null),this._pickMeshRenderer&&!this._pickMeshRenderer.getValid()&&(this._pickMeshRenderer.destroy(),this._pickMeshRenderer=null),this._pickDepthRenderer&&!this._pickDepthRenderer.getValid()&&(this._pickDepthRenderer.destroy(),this._pickDepthRenderer=null),this._snapRenderer&&!this._snapRenderer.getValid()&&(this._snapRenderer.destroy(),this._snapRenderer=null),this._snapInitRenderer&&!this._snapInitRenderer.getValid()&&(this._snapInitRenderer.destroy(),this._snapInitRenderer=null),this._pickNormalsRenderer&&!1===this._pickNormalsRenderer.getValid()&&(this._pickNormalsRenderer.destroy(),this._pickNormalsRenderer=null),this._pickNormalsFlatRenderer&&!1===this._pickNormalsFlatRenderer.getValid()&&(this._pickNormalsFlatRenderer.destroy(),this._pickNormalsFlatRenderer=null),this._occlusionRenderer&&!1===this._occlusionRenderer.getValid()&&(this._occlusionRenderer.destroy(),this._occlusionRenderer=null)}},{key:"eagerCreateRenders",value:function(){this._silhouetteRenderer||(this._silhouetteRenderer=new Hc(this._scene)),this._pickMeshRenderer||(this._pickMeshRenderer=new iA(this._scene)),this._pickDepthRenderer||(this._pickDepthRenderer=new aA(this._scene)),this._pickNormalsRenderer||(this._pickNormalsRenderer=new NA(this._scene)),this._snapRenderer||(this._snapRenderer=new dA(this._scene)),this._snapInitRenderer||(this._snapInitRenderer=new _A(this._scene)),this._snapRenderer||(this._snapRenderer=new dA(this._scene))}},{key:"colorRenderer",get:function(){return this._colorRenderer||(this._colorRenderer=new Rc(this._scene,!1)),this._colorRenderer}},{key:"colorRendererWithSAO",get:function(){return this._colorRendererWithSAO||(this._colorRendererWithSAO=new Rc(this._scene,!0)),this._colorRendererWithSAO}},{key:"colorQualityRendererWithSAO",get:function(){return this._colorQualityRendererWithSAO}},{key:"silhouetteRenderer",get:function(){return this._silhouetteRenderer||(this._silhouetteRenderer=new Hc(this._scene)),this._silhouetteRenderer}},{key:"depthRenderer",get:function(){return this._depthRenderer||(this._depthRenderer=new FA(this._scene)),this._depthRenderer}},{key:"normalsRenderer",get:function(){return this._normalsRenderer||(this._normalsRenderer=new TA(this._scene)),this._normalsRenderer}},{key:"edgesRenderer",get:function(){return this._edgesRenderer||(this._edgesRenderer=new Kc(this._scene)),this._edgesRenderer}},{key:"edgesColorRenderer",get:function(){return this._edgesColorRenderer||(this._edgesColorRenderer=new Zc(this._scene)),this._edgesColorRenderer}},{key:"pickMeshRenderer",get:function(){return this._pickMeshRenderer||(this._pickMeshRenderer=new iA(this._scene)),this._pickMeshRenderer}},{key:"pickNormalsRenderer",get:function(){return this._pickNormalsRenderer||(this._pickNormalsRenderer=new NA(this._scene)),this._pickNormalsRenderer}},{key:"pickNormalsFlatRenderer",get:function(){return this._pickNormalsFlatRenderer||(this._pickNormalsFlatRenderer=new NA(this._scene)),this._pickNormalsFlatRenderer}},{key:"pickDepthRenderer",get:function(){return this._pickDepthRenderer||(this._pickDepthRenderer=new aA(this._scene)),this._pickDepthRenderer}},{key:"snapRenderer",get:function(){return this._snapRenderer||(this._snapRenderer=new dA(this._scene)),this._snapRenderer}},{key:"snapInitRenderer",get:function(){return this._snapInitRenderer||(this._snapInitRenderer=new _A(this._scene)),this._snapInitRenderer}},{key:"occlusionRenderer",get:function(){return this._occlusionRenderer||(this._occlusionRenderer=new BA(this._scene)),this._occlusionRenderer}},{key:"_destroy",value:function(){this._colorRenderer&&this._colorRenderer.destroy(),this._colorRendererWithSAO&&this._colorRendererWithSAO.destroy(),this._flatColorRenderer&&this._flatColorRenderer.destroy(),this._flatColorRendererWithSAO&&this._flatColorRendererWithSAO.destroy(),this._colorQualityRendererWithSAO&&this._colorQualityRendererWithSAO.destroy(),this._depthRenderer&&this._depthRenderer.destroy(),this._normalsRenderer&&this._normalsRenderer.destroy(),this._silhouetteRenderer&&this._silhouetteRenderer.destroy(),this._edgesRenderer&&this._edgesRenderer.destroy(),this._edgesColorRenderer&&this._edgesColorRenderer.destroy(),this._pickMeshRenderer&&this._pickMeshRenderer.destroy(),this._pickDepthRenderer&&this._pickDepthRenderer.destroy(),this._snapRenderer&&this._snapRenderer.destroy(),this._snapInitRenderer&&this._snapInitRenderer.destroy(),this._pickNormalsRenderer&&this._pickNormalsRenderer.destroy(),this._pickNormalsFlatRenderer&&this._pickNormalsFlatRenderer.destroy(),this._occlusionRenderer&&this._occlusionRenderer.destroy()}}]),e}(),VA={};var HA=C((function e(){B(this,e),this.positionsCompressed=[],this.lenPositionsCompressed=0,this.metallicRoughness=[],this.indices8Bits=[],this.lenIndices8Bits=0,this.indices16Bits=[],this.lenIndices16Bits=0,this.indices32Bits=[],this.lenIndices32Bits=0,this.edgeIndices8Bits=[],this.lenEdgeIndices8Bits=0,this.edgeIndices16Bits=[],this.lenEdgeIndices16Bits=0,this.edgeIndices32Bits=[],this.lenEdgeIndices32Bits=0,this.perObjectColors=[],this.perObjectPickColors=[],this.perObjectSolid=[],this.perObjectOffsets=[],this.perObjectPositionsDecodeMatrices=[],this.perObjectInstancePositioningMatrices=[],this.perObjectVertexBases=[],this.perObjectIndexBaseOffsets=[],this.perObjectEdgeIndexBaseOffsets=[],this.perTriangleNumberPortionId8Bits=[],this.perTriangleNumberPortionId16Bits=[],this.perTriangleNumberPortionId32Bits=[],this.perEdgeNumberPortionId8Bits=[],this.perEdgeNumberPortionId16Bits=[],this.perEdgeNumberPortionId32Bits=[]})),jA=function(){function e(){B(this,e),this.texturePerObjectColorsAndFlags=null,this.texturePerObjectOffsets=null,this.texturePerObjectInstanceMatrices=null,this.texturePerObjectPositionsDecodeMatrix=null,this.texturePerVertexIdCoordinates=null,this.texturePerPolygonIdPortionIds8Bits=null,this.texturePerPolygonIdPortionIds16Bits=null,this.texturePerPolygonIdPortionIds32Bits=null,this.texturePerEdgeIdPortionIds8Bits=null,this.texturePerEdgeIdPortionIds16Bits=null,this.texturePerEdgeIdPortionIds32Bits=null,this.texturePerPolygonIdIndices8Bits=null,this.texturePerPolygonIdIndices16Bits=null,this.texturePerPolygonIdIndices32Bits=null,this.texturePerPolygonIdEdgeIndices8Bits=null,this.texturePerPolygonIdEdgeIndices16Bits=null,this.texturePerPolygonIdEdgeIndices32Bits=null,this.textureModelMatrices=null}return C(e,[{key:"finalize",value:function(){this.indicesPerBitnessTextures={8:this.texturePerPolygonIdIndices8Bits,16:this.texturePerPolygonIdIndices16Bits,32:this.texturePerPolygonIdIndices32Bits},this.indicesPortionIdsPerBitnessTextures={8:this.texturePerPolygonIdPortionIds8Bits,16:this.texturePerPolygonIdPortionIds16Bits,32:this.texturePerPolygonIdPortionIds32Bits},this.edgeIndicesPerBitnessTextures={8:this.texturePerPolygonIdEdgeIndices8Bits,16:this.texturePerPolygonIdEdgeIndices16Bits,32:this.texturePerPolygonIdEdgeIndices32Bits},this.edgeIndicesPortionIdsPerBitnessTextures={8:this.texturePerEdgeIdPortionIds8Bits,16:this.texturePerEdgeIdPortionIds16Bits,32:this.texturePerEdgeIdPortionIds32Bits}}},{key:"bindCommonTextures",value:function(e,t,i,r,s){this.texturePerObjectPositionsDecodeMatrix.bindTexture(e,t,1),this.texturePerVertexIdCoordinates.bindTexture(e,i,2),this.texturePerObjectColorsAndFlags.bindTexture(e,r,3),this.texturePerObjectInstanceMatrices.bindTexture(e,s,4)}},{key:"bindTriangleIndicesTextures",value:function(e,t,i,r){this.indicesPortionIdsPerBitnessTextures[r].bindTexture(e,t,5),this.indicesPerBitnessTextures[r].bindTexture(e,i,6)}},{key:"bindEdgeIndicesTextures",value:function(e,t,i,r){this.edgeIndicesPortionIdsPerBitnessTextures[r].bindTexture(e,t,5),this.edgeIndicesPerBitnessTextures[r].bindTexture(e,i,6)}}]),e}(),GA={sizeDataColorsAndFlags:0,sizeDataPositionDecodeMatrices:0,sizeDataTextureOffsets:0,sizeDataTexturePositions:0,sizeDataTextureIndices:0,sizeDataTextureEdgeIndices:0,sizeDataTexturePortionIds:0,numberOfGeometries:0,numberOfPortions:0,numberOfLayers:0,numberOfTextures:0,totalPolygons:0,totalPolygons8Bits:0,totalPolygons16Bits:0,totalPolygons32Bits:0,totalEdges:0,totalEdges8Bits:0,totalEdges16Bits:0,totalEdges32Bits:0,cannotCreatePortion:{because10BitsObjectId:0,becauseTextureSize:0},overheadSizeAlignementIndices:0,overheadSizeAlignementEdgeIndices:0};window.printDataTextureRamStats=function(){console.log(JSON.stringify(GA,null,4));var e=0;Object.keys(GA).forEach((function(t){t.startsWith("size")&&(e+=GA[t])})),console.log("Total size ".concat(e," bytes (").concat((e/1e3/1e3).toFixed(2)," MB)")),console.log("Avg bytes / triangle: ".concat((e/GA.totalPolygons).toFixed(2)));var t={};Object.keys(GA).forEach((function(i){i.startsWith("size")&&(t[i]="".concat((GA[i]/e*100).toFixed(2)," % of total"))})),console.log(JSON.stringify({percentualRamUsage:t},null,4))};var zA=function(){function e(){B(this,e)}return C(e,[{key:"disableBindedTextureFiltering",value:function(e){e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE)}},{key:"createTextureForColorsAndFlags",value:function(e,t,i,r,s,n,o){var a=t.length;this.numPortions=a;var l=4096,u=Math.ceil(a/512);if(0===u)throw"texture height===0";var c=new Uint8Array(16384*u);GA.sizeDataColorsAndFlags+=c.byteLength,GA.numberOfTextures++;for(var A=0;A<a;A++)c.set(t[A],32*A+0),c.set(i[A],32*A+4),c.set([0,0,0,0],32*A+8),c.set([0,0,0,0],32*A+12),c.set([r[A]>>24&255,r[A]>>16&255,r[A]>>8&255,255&r[A]],32*A+16),c.set([s[A]>>24&255,s[A]>>16&255,s[A]>>8&255,255&s[A]],32*A+20),c.set([n[A]>>24&255,n[A]>>16&255,n[A]>>8&255,255&n[A]],32*A+24),c.set([o[A]?1:0,0,0,0],32*A+28);var h=e.createTexture();return e.bindTexture(e.TEXTURE_2D,h),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA8UI,l,u),e.texSubImage2D(e.TEXTURE_2D,0,0,0,l,u,e.RGBA_INTEGER,e.UNSIGNED_BYTE,c,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new yc(e,h,l,u,c)}},{key:"createTextureForObjectOffsets",value:function(e,t){var i=512,r=Math.ceil(t/i);if(0===r)throw"texture height===0";var s=new Float32Array(1536*r).fill(0);GA.sizeDataTextureOffsets+=s.byteLength,GA.numberOfTextures++;var n=e.createTexture();return e.bindTexture(e.TEXTURE_2D,n),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32F,i,r),e.texSubImage2D(e.TEXTURE_2D,0,0,0,i,r,e.RGB,e.FLOAT,s,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new yc(e,n,i,r,s)}},{key:"createTextureForInstancingMatrices",value:function(e,t){var i=t.length;if(0===i)throw"num instance matrices===0";var r=2048,s=Math.ceil(i/512),n=new Float32Array(8192*s);GA.numberOfTextures++;for(var o=0;o<t.length;o++)n.set(t[o],16*o);var a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGBA,e.FLOAT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new yc(e,a,r,s,n)}},{key:"createTextureForPositionsDecodeMatrices",value:function(e,t){var i=t.length;if(0===i)throw"num decode+entity matrices===0";var r=2048,s=Math.ceil(i/512),n=new Float32Array(8192*s);GA.sizeDataPositionDecodeMatrices+=n.byteLength,GA.numberOfTextures++;for(var o=0;o<t.length;o++)n.set(t[o],16*o);var a=e.createTexture();return e.bindTexture(e.TEXTURE_2D,a),e.texStorage2D(e.TEXTURE_2D,1,e.RGBA32F,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGBA,e.FLOAT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new yc(e,a,r,s)}},{key:"createTextureFor8BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/3/r);if(0===s)throw"texture height===0";var n=new Uint8Array(r*s*3);GA.sizeDataTextureIndices+=n.byteLength,GA.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB8UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGB_INTEGER,e.UNSIGNED_BYTE,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new yc(e,c,r,s)}},{key:"createTextureFor16BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/3/r);if(0===s)throw"texture height===0";var n=new Uint16Array(r*s*3);GA.sizeDataTextureIndices+=n.byteLength,GA.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGB_INTEGER,e.UNSIGNED_SHORT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new yc(e,c,r,s)}},{key:"createTextureFor32BitIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/3/r);if(0===s)throw"texture height===0";var n=new Uint32Array(r*s*3);GA.sizeDataTextureIndices+=n.byteLength,GA.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RGB32UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RGB_INTEGER,e.UNSIGNED_INT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new yc(e,c,r,s)}},{key:"createTextureFor8BitsEdgeIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/2/r);if(0===s)throw"texture height===0";var n=new Uint8Array(r*s*2);GA.sizeDataTextureEdgeIndices+=n.byteLength,GA.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RG8UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RG_INTEGER,e.UNSIGNED_BYTE,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new yc(e,c,r,s)}},{key:"createTextureFor16BitsEdgeIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/2/r);if(0===s)throw"texture height===0";var n=new Uint16Array(r*s*2);GA.sizeDataTextureEdgeIndices+=n.byteLength,GA.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RG16UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RG_INTEGER,e.UNSIGNED_SHORT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new yc(e,c,r,s)}},{key:"createTextureFor32BitsEdgeIndices",value:function(e,t,i){if(0===i)return{texture:null,textureHeight:0};var r=4096,s=Math.ceil(i/2/r);if(0===s)throw"texture height===0";var n=new Uint32Array(r*s*2);GA.sizeDataTextureEdgeIndices+=n.byteLength,GA.numberOfTextures++;for(var o=0,a=0,l=t.length;o<l;o++){var u=t[o];n.set(u,a),a+=u.length}var c=e.createTexture();return e.bindTexture(e.TEXTURE_2D,c),e.texStorage2D(e.TEXTURE_2D,1,e.RG32UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RG_INTEGER,e.UNSIGNED_INT,n,0),this.disableBindedTextureFiltering(e),e.bindTexture(e.TEXTURE_2D,null),new yc(e,c,r,s)}},{key:"createTextureForPositions",value:function(e,t,i){var r=i/3,s=4096,n=Math.ceil(r/s);if(0===n)throw"texture height===0";var o=new Uint16Array(s*n*3);GA.sizeDataTexturePositions+=o.byteLength,GA.numberOfTextures++;for(var a=0,l=0,u=t.length;a<u;a++){var c=t[a];o.set(c,l),l+=c.length}var A=e.createTexture();return e.bindTexture(e.TEXTURE_2D,A),e.texStorage2D(e.TEXTURE_2D,1,e.RGB16UI,s,n),e.texSubImage2D(e.TEXTURE_2D,0,0,0,s,n,e.RGB_INTEGER,e.UNSIGNED_SHORT,o,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new yc(e,A,s,n)}},{key:"createTextureForPackedPortionIds",value:function(e,t){if(0===t.length)return{texture:null,textureHeight:0};var i=t.length,r=4096,s=Math.ceil(i/r);if(0===s)throw"texture height===0";var n=new Uint16Array(r*s);n.set(t,0),GA.sizeDataTexturePortionIds+=n.byteLength,GA.numberOfTextures++;var o=e.createTexture();return e.bindTexture(e.TEXTURE_2D,o),e.texStorage2D(e.TEXTURE_2D,1,e.R16UI,r,s),e.texSubImage2D(e.TEXTURE_2D,0,0,0,r,s,e.RED_INTEGER,e.UNSIGNED_SHORT,n,0),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(e.TEXTURE_2D,null),new yc(e,o,r,s)}}]),e}(),WA=new Ba,KA=WA.maxDataTextureHeight,XA=re.vec4(),JA=new Float32Array(16),YA=new Uint8Array(4),ZA=new Float32Array(3),qA=0,$A=re.identityMat4(),eh=function(){function e(t,i){var r,s,n;B(this,e),GA.numberOfLayers++,this._layerNumber=qA++,this.sortId="TriDTX-".concat(this._layerNumber),this.layerIndex=i.layerIndex,this._renderers=(r=t.scene,s=r.id,(n=VA[s])||(n=new QA(r),VA[s]=n,n._compile(),n.eagerCreateRenders(),r.on("compile",(function(){n._compile(),n.eagerCreateRenders()})),r.on("destroyed",(function(){delete VA[s],n._destroy()}))),n),this.model=t,this._buffer=new HA,this._dtxState=new jA,this._dtxTextureFactory=new zA,this._state=new hi({origin:re.vec3(i.origin),metallicRoughnessBuf:null,textureState:this._dtxState,numIndices8Bits:0,numIndices16Bits:0,numIndices32Bits:0,numEdgeIndices8Bits:0,numEdgeIndices16Bits:0,numEdgeIndices32Bits:0,numVertices:0}),this._numPortions=0,this._numVisibleLayerPortions=0,this._numTransparentLayerPortions=0,this._numXRayedLayerPortions=0,this._numSelectedLayerPortions=0,this._numHighlightedLayerPortions=0,this._numClippableLayerPortions=0,this._numEdgesLayerPortions=0,this._numPickableLayerPortions=0,this._numCulledLayerPortions=0,this._subPortions=[],this.model.scene.readableGeometryEnabled&&(this._subPortionReadableGeometries={}),this._portionToSubPortionsMap=[],this._bucketGeometries={},this._meshes=[],this._aabb=re.collapseAABB3(),this.aabbDirty=!0,this._numUpdatesInFrame=0,this.primitive=i.primitive,this._finalized=!1}return C(e,[{key:"aabb",get:function(){if(this.aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._meshes.length;e<t;e++)re.expandAABB3(this._aabb,this._meshes[e].aabb);this.aabbDirty=!1}return this._aabb}},{key:"canCreatePortion",value:function(e){if(this._finalized)throw"Already finalized";var t=e.buckets.length;this._numPortions+t>65536&&GA.cannotCreatePortion.because10BitsObjectId++;var i=this._numPortions+t<=65536,r=void 0!==e.geometryId&&null!==e.geometryId?"".concat(e.geometryId,"#").concat(0):"".concat(e.id,"#").concat(0);if(!this._bucketGeometries[r]){var s=Math.max(this._state.numIndices8Bits,this._state.numIndices16Bits,this._state.numIndices32Bits),n=0,o=0;e.buckets.forEach((function(e){n+=e.positionsCompressed.length/3,o+=e.indices.length/3})),(this._state.numVertices+n>4096*KA||s+o>4096*KA)&&GA.cannotCreatePortion.becauseTextureSize++,i&&(i=this._state.numVertices+n<=4096*KA&&s+o<=4096*KA)}return i}},{key:"createPortion",value:function(e,t){var i=this;if(this._finalized)throw"Already finalized";var r=[];t.buckets.forEach((function(e,s){var n=void 0!==t.geometryId&&null!==t.geometryId?"".concat(t.geometryId,"#").concat(s):"".concat(t.id,"#").concat(s),o=i._bucketGeometries[n];o||(o=i._createBucketGeometry(t,e),i._bucketGeometries[n]=o);var a=i._createSubPortion(t,o,e);r.push(a)}));var s=this._portionToSubPortionsMap.length;return this._portionToSubPortionsMap.push(r),this.model.numPortions++,this._meshes.push(e),s}},{key:"_createBucketGeometry",value:function(e,t){if(t.indices){var i=8*Math.ceil(t.indices.length/3/8)*3;GA.overheadSizeAlignementIndices+=2*(i-t.indices.length);var r=new Uint32Array(i);r.fill(0),r.set(t.indices),t.indices=r}if(t.edgeIndices){var s=8*Math.ceil(t.edgeIndices.length/2/8)*2;GA.overheadSizeAlignementEdgeIndices+=2*(s-t.edgeIndices.length);var n=new Uint32Array(s);n.fill(0),n.set(t.edgeIndices),t.edgeIndices=n}var o=t.positionsCompressed,a=t.indices,l=t.edgeIndices,u=this._buffer;u.positionsCompressed.push(o);var c,A=u.lenPositionsCompressed/3,h=o.length/3;u.lenPositionsCompressed+=o.length;var d,p,f=0;a&&(f=a.length/3,h<=256?(d=u.indices8Bits,c=u.lenIndices8Bits/3,u.lenIndices8Bits+=a.length):h<=65536?(d=u.indices16Bits,c=u.lenIndices16Bits/3,u.lenIndices16Bits+=a.length):(d=u.indices32Bits,c=u.lenIndices32Bits/3,u.lenIndices32Bits+=a.length),d.push(a));var v,g=0;l&&(g=l.length/2,h<=256?(v=u.edgeIndices8Bits,p=u.lenEdgeIndices8Bits/2,u.lenEdgeIndices8Bits+=l.length):h<=65536?(v=u.edgeIndices16Bits,p=u.lenEdgeIndices16Bits/2,u.lenEdgeIndices16Bits+=l.length):(v=u.edgeIndices32Bits,p=u.lenEdgeIndices32Bits/2,u.lenEdgeIndices32Bits+=l.length),v.push(l));return this._state.numVertices+=h,GA.numberOfGeometries++,{vertexBase:A,numVertices:h,numTriangles:f,numEdges:g,indicesBase:c,edgeIndicesBase:p}}},{key:"_createSubPortion",value:function(e,t,i,r){var s=e.color;e.metallic,e.roughness;var n,o,a=e.colors,l=e.opacity,u=e.meshMatrix,c=e.pickColor,A=this._buffer,h=this._state;A.perObjectPositionsDecodeMatrices.push(e.positionsDecodeMatrix),A.perObjectInstancePositioningMatrices.push(u||$A),A.perObjectSolid.push(!!e.solid),a?A.perObjectColors.push([255*a[0],255*a[1],255*a[2],255]):s&&A.perObjectColors.push([s[0],s[1],s[2],l]),A.perObjectPickColors.push(c),A.perObjectVertexBases.push(t.vertexBase),n=t.numVertices<=256?h.numIndices8Bits:t.numVertices<=65536?h.numIndices16Bits:h.numIndices32Bits,A.perObjectIndexBaseOffsets.push(n/3-t.indicesBase),o=t.numVertices<=256?h.numEdgeIndices8Bits:t.numVertices<=65536?h.numEdgeIndices16Bits:h.numEdgeIndices32Bits,A.perObjectEdgeIndexBaseOffsets.push(o/2-t.edgeIndicesBase);var d=this._subPortions.length;if(t.numTriangles>0){var p,f=3*t.numTriangles;t.numVertices<=256?(p=A.perTriangleNumberPortionId8Bits,h.numIndices8Bits+=f,GA.totalPolygons8Bits+=t.numTriangles):t.numVertices<=65536?(p=A.perTriangleNumberPortionId16Bits,h.numIndices16Bits+=f,GA.totalPolygons16Bits+=t.numTriangles):(p=A.perTriangleNumberPortionId32Bits,h.numIndices32Bits+=f,GA.totalPolygons32Bits+=t.numTriangles),GA.totalPolygons+=t.numTriangles;for(var v=0;v<t.numTriangles;v+=8)p.push(d)}if(t.numEdges>0){var g,m=2*t.numEdges;t.numVertices<=256?(g=A.perEdgeNumberPortionId8Bits,h.numEdgeIndices8Bits+=m,GA.totalEdges8Bits+=t.numEdges):t.numVertices<=65536?(g=A.perEdgeNumberPortionId16Bits,h.numEdgeIndices16Bits+=m,GA.totalEdges16Bits+=t.numEdges):(g=A.perEdgeNumberPortionId32Bits,h.numEdgeIndices32Bits+=m,GA.totalEdges32Bits+=t.numEdges),GA.totalEdges+=t.numEdges;for(var _=0;_<t.numEdges;_+=8)g.push(d)}return this._subPortions.push({numVertices:t.numTriangles}),this.model.scene.readableGeometryEnabled&&(this._subPortionReadableGeometries[d]={indices:i.indices,positionsCompressed:i.positionsCompressed,positionsDecodeMatrix:e.positionsDecodeMatrix,meshMatrix:e.meshMatrix}),this._numPortions++,GA.numberOfPortions++,d}},{key:"finalize",value:function(){var e=this;if(!this._finalized){var t=this._state,i=this._dtxState,r=this.model.scene.canvas.gl,s=this._buffer;t.gl=r,i.texturePerObjectColorsAndFlags=this._dtxTextureFactory.createTextureForColorsAndFlags(r,s.perObjectColors,s.perObjectPickColors,s.perObjectVertexBases,s.perObjectIndexBaseOffsets,s.perObjectEdgeIndexBaseOffsets,s.perObjectSolid),i.texturePerObjectInstanceMatrices=this._dtxTextureFactory.createTextureForInstancingMatrices(r,s.perObjectInstancePositioningMatrices),i.texturePerObjectPositionsDecodeMatrix=this._dtxTextureFactory.createTextureForPositionsDecodeMatrices(r,s.perObjectPositionsDecodeMatrices),i.texturePerVertexIdCoordinates=this._dtxTextureFactory.createTextureForPositions(r,s.positionsCompressed,s.lenPositionsCompressed),i.texturePerPolygonIdPortionIds8Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(r,s.perTriangleNumberPortionId8Bits),i.texturePerPolygonIdPortionIds16Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(r,s.perTriangleNumberPortionId16Bits),i.texturePerPolygonIdPortionIds32Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(r,s.perTriangleNumberPortionId32Bits),s.perEdgeNumberPortionId8Bits.length>0&&(i.texturePerEdgeIdPortionIds8Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(r,s.perEdgeNumberPortionId8Bits)),s.perEdgeNumberPortionId16Bits.length>0&&(i.texturePerEdgeIdPortionIds16Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(r,s.perEdgeNumberPortionId16Bits)),s.perEdgeNumberPortionId32Bits.length>0&&(i.texturePerEdgeIdPortionIds32Bits=this._dtxTextureFactory.createTextureForPackedPortionIds(r,s.perEdgeNumberPortionId32Bits)),s.lenIndices8Bits>0&&(i.texturePerPolygonIdIndices8Bits=this._dtxTextureFactory.createTextureFor8BitIndices(r,s.indices8Bits,s.lenIndices8Bits)),s.lenIndices16Bits>0&&(i.texturePerPolygonIdIndices16Bits=this._dtxTextureFactory.createTextureFor16BitIndices(r,s.indices16Bits,s.lenIndices16Bits)),s.lenIndices32Bits>0&&(i.texturePerPolygonIdIndices32Bits=this._dtxTextureFactory.createTextureFor32BitIndices(r,s.indices32Bits,s.lenIndices32Bits)),s.lenEdgeIndices8Bits>0&&(i.texturePerPolygonIdEdgeIndices8Bits=this._dtxTextureFactory.createTextureFor8BitsEdgeIndices(r,s.edgeIndices8Bits,s.lenEdgeIndices8Bits)),s.lenEdgeIndices16Bits>0&&(i.texturePerPolygonIdEdgeIndices16Bits=this._dtxTextureFactory.createTextureFor16BitsEdgeIndices(r,s.edgeIndices16Bits,s.lenEdgeIndices16Bits)),s.lenEdgeIndices32Bits>0&&(i.texturePerPolygonIdEdgeIndices32Bits=this._dtxTextureFactory.createTextureFor32BitsEdgeIndices(r,s.edgeIndices32Bits,s.lenEdgeIndices32Bits)),i.finalize(),this._buffer=null,this._bucketGeometries={},this._finalized=!0,this._deferredSetFlagsDirty=!1,this._onSceneRendering=this.model.scene.on("rendering",(function(){e._deferredSetFlagsDirty&&e._uploadDeferredFlags(),e._numUpdatesInFrame=0}))}}},{key:"isEmpty",value:function(){return 0===this._numPortions}},{key:"initFlags",value:function(e,t,i){t&Ke&&(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++),t&$e&&(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++),t&qe&&(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++),t&et&&(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++),t&Ye&&(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++),t&tt&&(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++),t&Je&&(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++),t&Xe&&(this._numCulledLayerPortions++,this.model.numCulledLayerPortions++),i&&(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++);this._setFlags(e,t,i,true),this._setFlags2(e,t,true)}},{key:"flushInitFlags",value:function(){this._setDeferredFlags(),this._setDeferredFlags2()}},{key:"setVisible",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Ke?(this._numVisibleLayerPortions++,this.model.numVisibleLayerPortions++):(this._numVisibleLayerPortions--,this.model.numVisibleLayerPortions--),this._setFlags(e,t,i)}},{key:"setHighlighted",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&$e?(this._numHighlightedLayerPortions++,this.model.numHighlightedLayerPortions++):(this._numHighlightedLayerPortions--,this.model.numHighlightedLayerPortions--),this._setFlags(e,t,i)}},{key:"setXRayed",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&qe?(this._numXRayedLayerPortions++,this.model.numXRayedLayerPortions++):(this._numXRayedLayerPortions--,this.model.numXRayedLayerPortions--),this._setFlags(e,t,i)}},{key:"setSelected",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&et?(this._numSelectedLayerPortions++,this.model.numSelectedLayerPortions++):(this._numSelectedLayerPortions--,this.model.numSelectedLayerPortions--),this._setFlags(e,t,i)}},{key:"setEdges",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&tt?(this._numEdgesLayerPortions++,this.model.numEdgesLayerPortions++):(this._numEdgesLayerPortions--,this.model.numEdgesLayerPortions--),this._setFlags(e,t,i)}},{key:"setClippable",value:function(e,t){if(!this._finalized)throw"Not finalized";t&Ye?(this._numClippableLayerPortions++,this.model.numClippableLayerPortions++):(this._numClippableLayerPortions--,this.model.numClippableLayerPortions--),this._setFlags2(e,t)}},{key:"_beginDeferredFlags",value:function(){this._deferredSetFlagsActive=!0}},{key:"_uploadDeferredFlags",value:function(){if(this._deferredSetFlagsActive=!1,this._deferredSetFlagsDirty){this._deferredSetFlagsDirty=!1;var e=this.model.scene.canvas.gl,t=this._dtxState;e.bindTexture(e.TEXTURE_2D,t.texturePerObjectColorsAndFlags._texture),e.texSubImage2D(e.TEXTURE_2D,0,0,0,t.texturePerObjectColorsAndFlags._textureWidth,t.texturePerObjectColorsAndFlags._textureHeight,e.RGBA_INTEGER,e.UNSIGNED_BYTE,t.texturePerObjectColorsAndFlags._textureData)}}},{key:"setCulled",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Xe?(this._numCulledLayerPortions+=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions++):(this._numCulledLayerPortions-=this._portionToSubPortionsMap[e].length,this.model.numCulledLayerPortions--),this._setFlags(e,t,i)}},{key:"setCollidable",value:function(e,t){if(!this._finalized)throw"Not finalized"}},{key:"setPickable",value:function(e,t,i){if(!this._finalized)throw"Not finalized";t&Je?(this._numPickableLayerPortions++,this.model.numPickableLayerPortions++):(this._numPickableLayerPortions--,this.model.numPickableLayerPortions--),this._setFlags(e,t,i)}},{key:"setColor",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],r=0,s=i.length;r<s;r++)this._subPortionSetColor(i[r],t)}},{key:"_subPortionSetColor",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dtxState,r=this.model.scene.canvas.gl;YA[0]=t[0],YA[1]=t[1],YA[2]=t[2],YA[3]=t[3],i.texturePerObjectColorsAndFlags._textureData.set(YA,32*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),r.bindTexture(r.TEXTURE_2D,i.texturePerObjectColorsAndFlags._texture),r.texSubImage2D(r.TEXTURE_2D,0,e%512*8,Math.floor(e/512),1,1,r.RGBA_INTEGER,r.UNSIGNED_BYTE,YA))}},{key:"setTransparent",value:function(e,t,i){i?(this._numTransparentLayerPortions++,this.model.numTransparentLayerPortions++):(this._numTransparentLayerPortions--,this.model.numTransparentLayerPortions--),this._setFlags(e,t,i)}},{key:"_setFlags",value:function(e,t,i){for(var r=arguments.length>3&&void 0!==arguments[3]&&arguments[3],s=this._portionToSubPortionsMap[e],n=0,o=s.length;n<o;n++)this._subPortionSetFlags(s[n],t,i,r)}},{key:"_subPortionSetFlags",value:function(e,t,i){var r=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(!this._finalized)throw"Not finalized";var s,n,o=!!(t&Ke),a=!!(t&qe),l=!!(t&$e),u=!!(t&et),c=!!(t&tt),A=!!(t&Je),h=!!(t&Xe);s=!o||h||a||l&&!this.model.scene.highlightMaterial.glowThrough||u&&!this.model.scene.selectedMaterial.glowThrough?Uo.NOT_RENDERED:i?Uo.COLOR_TRANSPARENT:Uo.COLOR_OPAQUE,n=!o||h?Uo.NOT_RENDERED:u?Uo.SILHOUETTE_SELECTED:l?Uo.SILHOUETTE_HIGHLIGHTED:a?Uo.SILHOUETTE_XRAYED:Uo.NOT_RENDERED;var d=0;d=!o||h?Uo.NOT_RENDERED:u?Uo.EDGES_SELECTED:l?Uo.EDGES_HIGHLIGHTED:a?Uo.EDGES_XRAYED:c?i?Uo.EDGES_COLOR_TRANSPARENT:Uo.EDGES_COLOR_OPAQUE:Uo.NOT_RENDERED;var p=o&&!h&&A?Uo.PICK:Uo.NOT_RENDERED,f=this._dtxState,v=this.model.scene.canvas.gl;YA[0]=s,YA[1]=n,YA[2]=d,YA[3]=p,f.texturePerObjectColorsAndFlags._textureData.set(YA,32*e+8),this._deferredSetFlagsActive||r?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),v.bindTexture(v.TEXTURE_2D,f.texturePerObjectColorsAndFlags._texture),v.texSubImage2D(v.TEXTURE_2D,0,e%512*8+2,Math.floor(e/512),1,1,v.RGBA_INTEGER,v.UNSIGNED_BYTE,YA))}},{key:"_setDeferredFlags",value:function(){}},{key:"_setFlags2",value:function(e,t){for(var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2],r=this._portionToSubPortionsMap[e],s=0,n=r.length;s<n;s++)this._subPortionSetFlags2(r[s],t,i)}},{key:"_subPortionSetFlags2",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2];if(!this._finalized)throw"Not finalized";var r=t&Ye?255:0,s=this._dtxState,n=this.model.scene.canvas.gl;YA[0]=r,YA[1]=0,YA[2]=1,YA[3]=2,s.texturePerObjectColorsAndFlags._textureData.set(YA,32*e+12),this._deferredSetFlagsActive||i?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),n.bindTexture(n.TEXTURE_2D,s.texturePerObjectColorsAndFlags._texture),n.texSubImage2D(n.TEXTURE_2D,0,e%512*8+3,Math.floor(e/512),1,1,n.RGBA_INTEGER,n.UNSIGNED_BYTE,YA))}},{key:"_setDeferredFlags2",value:function(){}},{key:"setOffset",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],r=0,s=i.length;r<s;r++)this._subPortionSetOffset(i[r],t)}},{key:"_subPortionSetOffset",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dtxState,r=this.model.scene.canvas.gl;ZA[0]=t[0],ZA[1]=t[1],ZA[2]=t[2],i.texturePerObjectOffsets._textureData.set(ZA,3*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),r.bindTexture(r.TEXTURE_2D,i.texturePerObjectOffsets._texture),r.texSubImage2D(r.TEXTURE_2D,0,0,e,1,1,r.RGB,r.FLOAT,ZA))}},{key:"setMatrix",value:function(e,t){for(var i=this._portionToSubPortionsMap[e],r=0,s=i.length;r<s;r++)this._subPortionSetMatrix(i[r],t)}},{key:"_subPortionSetMatrix",value:function(e,t){if(!this._finalized)throw"Not finalized";var i=this._dtxState,r=this.model.scene.canvas.gl;JA.set(t),i.texturePerObjectInstanceMatrices._textureData.set(JA,16*e),this._deferredSetFlagsActive?this._deferredSetFlagsDirty=!0:(++this._numUpdatesInFrame>=10&&this._beginDeferredFlags(),r.bindTexture(r.TEXTURE_2D,i.texturePerObjectInstanceMatrices._texture),r.texSubImage2D(r.TEXTURE_2D,0,e%512*4,Math.floor(e/512),4,1,r.RGBA,r.FLOAT,JA))}},{key:"getEachVertex",value:function(e,t){if(this.model.scene.readableGeometryEnabled){var i=this._state,r=this._portionToSubPortionsMap[e];if(r)for(var s=0,n=r.length;s<n;s++){var o=r[s],a=this._subPortionReadableGeometries[o],l=a.positionsCompressed,u=a.positionsDecodeMatrix;a.meshMatrix;for(var c=i.origin,A=c[0],h=c[1],d=c[2],p=XA,f=0,v=l.length;f<v;f+=3)p[0]=l[f],p[1]=l[f+1],p[2]=l[f+2],p[3]=1,re.decompressPosition(p,u),re.transformPoint4(this.model.worldMatrix,p,p),re.transformPoint4(this.model.worldMatrix,p,p),p[0]+=A,p[1]+=h,p[2]+=d,t(p)}else this.model.error("portion not found: "+e)}}},{key:"getEachIndex",value:function(e,t){if(this.model.scene.readableGeometryEnabled){var i=this._portionToSubPortionsMap[e];if(i)for(var r=0,s=i.length;r<s;r++)for(var n=i[r],o=this._subPortionReadableGeometries[n].indices,a=0,l=o.length;a<l;a++)t(o[a]);else this.model.error("portion not found: "+e)}}},{key:"drawColorOpaque",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),t.withSAO&&this.model.saoEnabled?this._renderers.colorRendererWithSAO&&this._renderers.colorRendererWithSAO.drawLayer(t,this,Uo.COLOR_OPAQUE):this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE))}},{key:"_updateBackfaceCull",value:function(e,t){var i=this.model.backfaces||e.sectioned;if(t.backfaces!==i){var r=t.gl;i?r.disable(r.CULL_FACE):r.enable(r.CULL_FACE),t.backfaces=i}}},{key:"drawColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numTransparentLayerPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.colorRenderer&&this._renderers.colorRenderer.drawLayer(t,this,Uo.COLOR_TRANSPARENT))}},{key:"drawDepth",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.depthRenderer&&this._renderers.depthRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE))}},{key:"drawNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&this._numTransparentLayerPortions!==this._numPortions&&this._numXRayedLayerPortions!==this._numPortions&&(this._updateBackfaceCull(e,t),this._renderers.normalsRenderer&&this._renderers.normalsRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE))}},{key:"drawSilhouetteXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_XRAYED))}},{key:"drawSilhouetteHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_HIGHLIGHTED))}},{key:"drawSilhouetteSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.silhouetteRenderer&&this._renderers.silhouetteRenderer.drawLayer(t,this,Uo.SILHOUETTE_SELECTED))}},{key:"drawEdgesColorOpaque",value:function(e,t){this.model.scene.logarithmicDepthBufferEnabled?this.model.scene._loggedWarning||(console.log("Edge enhancement for SceneModel data texture layers currently disabled with logarithmic depth buffer"),this.model.scene._loggedWarning=!0):this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Uo.EDGES_COLOR_OPAQUE)}},{key:"drawEdgesColorTransparent",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numEdgesLayerPortions&&0!==this._numTransparentLayerPortions&&this._renderers.edgesColorRenderer&&this._renderers.edgesColorRenderer.drawLayer(t,this,Uo.EDGES_COLOR_TRANSPARENT)}},{key:"drawEdgesHighlighted",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numHighlightedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Uo.EDGES_HIGHLIGHTED)}},{key:"drawEdgesSelected",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numSelectedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Uo.EDGES_SELECTED)}},{key:"drawEdgesXRayed",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&0!==this._numXRayedLayerPortions&&this._renderers.edgesRenderer&&this._renderers.edgesRenderer.drawLayer(t,this,Uo.EDGES_XRAYED)}},{key:"drawOcclusion",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.occlusionRenderer&&this._renderers.occlusionRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE))}},{key:"drawShadow",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.shadowRenderer&&this._renderers.shadowRenderer.drawLayer(t,this,Uo.COLOR_OPAQUE))}},{key:"setPickMatrices",value:function(e,t){}},{key:"drawPickMesh",value:function(e,t){0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickMeshRenderer&&this._renderers.pickMeshRenderer.drawLayer(t,this,Uo.PICK))}},{key:"drawPickDepths",value:function(e,t){0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickDepthRenderer&&this._renderers.pickDepthRenderer.drawLayer(t,this,Uo.PICK))}},{key:"drawSnapInit",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapInitRenderer&&this._renderers.snapInitRenderer.drawLayer(t,this,Uo.PICK))}},{key:"drawSnap",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.snapRenderer&&this._renderers.snapRenderer.drawLayer(t,this,Uo.PICK))}},{key:"drawPickNormals",value:function(e,t){this._numCulledLayerPortions!==this._numPortions&&0!==this._numVisibleLayerPortions&&(this._updateBackfaceCull(e,t),this._renderers.pickNormalsRenderer&&this._renderers.pickNormalsRenderer.drawLayer(t,this,Uo.PICK))}},{key:"destroy",value:function(){if(!this._destroyed){var e=this._state;e.metallicRoughnessBuf&&(e.metallicRoughnessBuf.destroy(),e.metallicRoughnessBuf=null),this.model.scene.off(this._onSceneRendering),e.destroy(),this._destroyed=!0}}}]),e}(),th=function(){function e(t){B(this,e),this.id=t.id,this.colorTexture=t.colorTexture,this.alphaCutoff=t.alphaCutoff,this.metallicRoughnessTexture=t.metallicRoughnessTexture,this.normalsTexture=t.normalsTexture,this.emissiveTexture=t.emissiveTexture,this.occlusionTexture=t.occlusionTexture}return C(e,[{key:"destroy",value:function(){}}]),e}(),ih=function(){function e(t){B(this,e),this.id=t.id,this.texture=t.texture}return C(e,[{key:"destroy",value:function(){this.texture&&(this.texture.destroy(),this.texture=null)}}]),e}(),rh={enabled:!1,files:{},add:function(e,t){!1!==this.enabled&&(this.files[e]=t)},get:function(e){if(!1!==this.enabled)return this.files[e]},remove:function(e){delete this.files[e]},clear:function(){this.files={}}},sh=function(){function e(t,i,r){B(this,e),this.isLoading=!1,this.itemsLoaded=0,this.itemsTotal=0,this.urlModifier=void 0,this.handlers=[],this.onStart=void 0,this.onLoad=t,this.onProgress=i,this.onError=r}return C(e,[{key:"itemStart",value:function(e){this.itemsTotal++,!1===this.isLoading&&void 0!==this.onStart&&this.onStart(e,this.itemsLoaded,this.itemsTotal),this.isLoading=!0}},{key:"itemEnd",value:function(e){this.itemsLoaded++,void 0!==this.onProgress&&this.onProgress(e,this.itemsLoaded,this.itemsTotal),this.itemsLoaded===this.itemsTotal&&(this.isLoading=!1,void 0!==this.onLoad&&this.onLoad())}},{key:"itemError",value:function(e){void 0!==this.onError&&this.onError(e)}},{key:"resolveURL",value:function(e){return this.urlModifier?this.urlModifier(e):e}},{key:"setURLModifier",value:function(e){return this.urlModifier=e,this}},{key:"addHandler",value:function(e,t){return this.handlers.push(e,t),this}},{key:"removeHandler",value:function(e){var t=this.handlers.indexOf(e);return-1!==t&&this.handlers.splice(t,2),this}},{key:"getHandler",value:function(e){for(var t=0,i=this.handlers.length;t<i;t+=2){var r=this.handlers[t],s=this.handlers[t+1];if(r.global&&(r.lastIndex=0),r.test(e))return s}return null}}]),e}(),nh=new sh,oh=function(){function e(t){B(this,e),this.manager=void 0!==t?t:nh,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}return C(e,[{key:"load",value:function(){}},{key:"loadAsync",value:function(e,t){var i=this;return new Promise((function(r,s){i.load(e,r,t,s)}))}},{key:"parse",value:function(){}},{key:"setCrossOrigin",value:function(e){return this.crossOrigin=e,this}},{key:"setWithCredentials",value:function(e){return this.withCredentials=e,this}},{key:"setPath",value:function(e){return this.path=e,this}},{key:"setResourcePath",value:function(e){return this.resourcePath=e,this}},{key:"setRequestHeader",value:function(e){return this.requestHeader=e,this}}]),e}(),ah={},lh=function(e){g(i,oh);var t=_(i);function i(e){return B(this,i),t.call(this,e)}return C(i,[{key:"load",value:function(e,t,i,r){var s=this;void 0===e&&(e=""),void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);var n=rh.get(e);if(void 0!==n)return this.manager.itemStart(e),we.scheduleTask((function(){t&&t(n),s.manager.itemEnd(e)}),0),n;if(void 0===ah[e]){ah[e]=[],ah[e].push({onLoad:t,onProgress:i,onError:r});var o=new Request(e,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),a=this.mimeType,l=this.responseType;fetch(o).then((function(t){if(200===t.status||0===t.status){if(0===t.status&&console.warn("FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===t.body.getReader)return t;var i=ah[e],r=t.body.getReader(),s=t.headers.get("Content-Length"),n=s?parseInt(s):0,o=0!==n,a=0,l=new ReadableStream({start:function(e){!function t(){r.read().then((function(r){var s=r.done,l=r.value;if(s)e.close();else{a+=l.byteLength;for(var u=new ProgressEvent("progress",{lengthComputable:o,loaded:a,total:n}),c=0,A=i.length;c<A;c++){var h=i[c];h.onProgress&&h.onProgress(u)}e.enqueue(l),t()}}))}()}});return new Response(l)}throw Error('fetch for "'.concat(t.url,'" responded with ').concat(t.status,": ").concat(t.statusText))})).then((function(e){switch(l){case"arraybuffer":return e.arrayBuffer();case"blob":return e.blob();case"document":return e.text().then((function(e){return(new DOMParser).parseFromString(e,a)}));case"json":return e.json();default:if(void 0===a)return e.text();var t=/charset="?([^;"\s]*)"?/i.exec(a),i=t&&t[1]?t[1].toLowerCase():void 0,r=new TextDecoder(i);return e.arrayBuffer().then((function(e){return r.decode(e)}))}})).then((function(t){rh.add(e,t);var i=ah[e];delete ah[e];for(var r=0,s=i.length;r<s;r++){var n=i[r];n.onLoad&&n.onLoad(t)}})).catch((function(t){var i=ah[e];if(void 0===i)throw s.manager.itemError(e),t;delete ah[e];for(var r=0,n=i.length;r<n;r++){var o=i[r];o.onError&&o.onError(t)}s.manager.itemError(e)})).finally((function(){s.manager.itemEnd(e)})),this.manager.itemStart(e)}else ah[e].push({onLoad:t,onProgress:i,onError:r})}},{key:"setResponseType",value:function(e){return this.responseType=e,this}},{key:"setMimeType",value:function(e){return this.mimeType=e,this}}]),i}(),uh=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:4;B(this,e),this.pool=t,this.queue=[],this.workers=[],this.workersResolve=[],this.workerStatus=0}return C(e,[{key:"_initWorker",value:function(e){if(!this.workers[e]){var t=this.workerCreator();t.addEventListener("message",this._onMessage.bind(this,e)),this.workers[e]=t}}},{key:"_getIdleWorker",value:function(){for(var e=0;e<this.pool;e++)if(!(this.workerStatus&1<<e))return e;return-1}},{key:"_onMessage",value:function(e,t){var i=this.workersResolve[e];if(i&&i(t),this.queue.length){var r=this.queue.shift(),s=r.resolve,n=r.msg,o=r.transfer;this.workersResolve[e]=s,this.workers[e].postMessage(n,o)}else this.workerStatus^=1<<e}},{key:"setWorkerCreator",value:function(e){this.workerCreator=e}},{key:"setWorkerLimit",value:function(e){this.pool=e}},{key:"postMessage",value:function(e,t){var i=this;return new Promise((function(r){var s=i._getIdleWorker();-1!==s?(i._initWorker(s),i.workerStatus|=1<<s,i.workersResolve[s]=r,i.workers[s].postMessage(e,t)):i.queue.push({resolve:r,msg:e,transfer:t})}))}},{key:"destroy",value:function(){this.workers.forEach((function(e){return e.terminate()})),this.workersResolve.length=0,this.workers.length=0,this.queue.length=0,this.workerStatus=0}}]),e}(),ch=0,Ah=function(){function e(t){var i=t.viewer,r=t.transcoderPath,s=t.workerLimit;B(this,e),this._transcoderPath=r||"https://cdn.jsdelivr.net/npm/@xeokit/xeokit-sdk/dist/basis/",this._transcoderBinary=null,this._transcoderPending=null,this._workerPool=new uh,this._workerSourceURL="",s&&this._workerPool.setWorkerLimit(s);var n=i.capabilities;this._workerConfig={astcSupported:n.astcSupported,etc1Supported:n.etc1Supported,etc2Supported:n.etc2Supported,dxtSupported:n.dxtSupported,bptcSupported:n.bptcSupported,pvrtcSupported:n.pvrtcSupported},this._supportedFileTypes=["xkt2"]}return C(e,[{key:"_init",value:function(){var t=this;if(!this._transcoderPending){var i=new lh;i.setPath(this._transcoderPath),i.setWithCredentials(this.withCredentials);var r=i.loadAsync("basis_transcoder.js"),s=new lh;s.setPath(this._transcoderPath),s.setResponseType("arraybuffer"),s.setWithCredentials(this.withCredentials);var n=s.loadAsync("basis_transcoder.wasm");this._transcoderPending=Promise.all([r,n]).then((function(i){var r=A(i,2),s=r[0],n=r[1],o=e.BasisWorker.toString(),a=["/* constants */","let _EngineFormat = "+JSON.stringify(e.EngineFormat),"let _TranscoderFormat = "+JSON.stringify(e.TranscoderFormat),"let _BasisFormat = "+JSON.stringify(e.BasisFormat),"/* basis_transcoder.js */",s,"/* worker */",o.substring(o.indexOf("{")+1,o.lastIndexOf("}"))].join("\n");t._workerSourceURL=URL.createObjectURL(new Blob([a])),t._transcoderBinary=n,t._workerPool.setWorkerCreator((function(){var e=new Worker(t._workerSourceURL),i=t._transcoderBinary.slice(0);return e.postMessage({type:"init",config:t._workerConfig,transcoderBinary:i},[i]),e}))})),ch>0&&console.warn("KTX2TextureTranscoder: Multiple active KTX2TextureTranscoder may cause performance issues. Use a single KTX2TextureTranscoder instance, or call .dispose() on old instances."),ch++}return this._transcoderPending}},{key:"transcode",value:function(e,t){var i=this,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};return new Promise((function(s,n){var o=r;i._init().then((function(){return i._workerPool.postMessage({type:"transcode",buffers:e,taskConfig:o},e)})).then((function(e){var i=e.data,r=i.mipmaps,o=(i.width,i.height,i.format),a=i.type,l=i.error,u=i.dfdTransferFn,c=i.dfdFlags;if("error"===a)return n(l);t.setCompressedData({mipmaps:r,props:{format:o,minFilter:1===r.length?1006:1008,magFilter:1===r.length?1006:1008,encoding:2===u?3001:3e3,premultiplyAlpha:!!(1&c)}}),s()}))}))}},{key:"destroy",value:function(){URL.revokeObjectURL(this._workerSourceURL),this._workerPool.destroy(),ch--}}]),e}();Ah.BasisFormat={ETC1S:0,UASTC_4x4:1},Ah.TranscoderFormat={ETC1:0,ETC2:1,BC1:2,BC3:3,BC4:4,BC5:5,BC7_M6_OPAQUE_ONLY:6,BC7_M5:7,PVRTC1_4_RGB:8,PVRTC1_4_RGBA:9,ASTC_4x4:10,ATC_RGB:11,ATC_RGBA_INTERPOLATED_ALPHA:12,RGBA32:13,RGB565:14,BGR565:15,RGBA4444:16},Ah.EngineFormat={RGBAFormat:1023,RGBA_ASTC_4x4_Format:37808,RGBA_BPTC_Format:36492,RGBA_ETC2_EAC_Format:37496,RGBA_PVRTC_4BPPV1_Format:35842,RGBA_S3TC_DXT5_Format:33779,RGB_ETC1_Format:36196,RGB_ETC2_Format:37492,RGB_PVRTC_4BPPV1_Format:35840,RGB_S3TC_DXT1_Format:33776},Ah.BasisWorker=function(){var e,t,i,r=_EngineFormat,s=_TranscoderFormat,n=_BasisFormat;self.addEventListener("message",(function(o){var c,A=o.data;switch(A.type){case"init":e=A.config,c=A.transcoderBinary,t=new Promise((function(e){i={wasmBinary:c,onRuntimeInitialized:e},BASIS(i)})).then((function(){i.initializeBasis(),void 0===i.KTX2File&&console.warn("KTX2TextureTranscoder: Please update Basis Universal transcoder.")}));break;case"transcode":t.then((function(){try{for(var t=function(t){var o=new i.KTX2File(new Uint8Array(t));function c(){o.close(),o.delete()}if(!o.isValid())throw c(),new Error("KTX2TextureTranscoder: Invalid or unsupported .ktx2 file");var A=o.isUASTC()?n.UASTC_4x4:n.ETC1S,h=o.getWidth(),d=o.getHeight(),p=o.getLevels(),f=o.getHasAlpha(),v=o.getDFDTransferFunc(),g=o.getDFDFlags(),m=function(t,i,o,c){for(var A,h,d=t===n.ETC1S?a:l,p=0;p<d.length;p++){var f=d[p];if(e[f.if]&&(f.basisFormat.includes(t)&&!(c&&f.transcoderFormat.length<2)&&(!f.needsPowerOfTwo||u(i)&&u(o))))return{transcoderFormat:A=f.transcoderFormat[c?1:0],engineFormat:h=f.engineFormat[c?1:0]}}return console.warn("KTX2TextureTranscoder: No suitable compressed texture format found. Decoding to RGBA32."),A=s.RGBA32,h=r.RGBAFormat,{transcoderFormat:A,engineFormat:h}}(A,h,d,f),_=m.transcoderFormat,y=m.engineFormat;if(!h||!d||!p)throw c(),new Error("KTX2TextureTranscoder: Invalid texture");if(!o.startTranscoding())throw c(),new Error("KTX2TextureTranscoder: .startTranscoding failed");for(var b=[],x=0;x<p;x++){var w=o.getImageLevelInfo(x,0,0),B=w.origWidth,P=w.origHeight,C=new Uint8Array(o.getImageTranscodedSizeInBytes(x,0,0,_));if(!o.transcodeImage(C,x,0,0,_,0,-1,-1))throw c(),new Error("KTX2TextureTranscoder: .transcodeImage failed.");b.push({data:C,width:B,height:P})}return c(),{width:h,height:d,hasAlpha:f,mipmaps:b,format:y,dfdTransferFn:v,dfdFlags:g}}(A.buffers[0]),o=t.width,c=t.height,h=t.hasAlpha,d=t.mipmaps,p=t.format,f=t.dfdTransferFn,v=t.dfdFlags,g=[],m=0;m<d.length;++m)g.push(d[m].data.buffer);self.postMessage({type:"transcode",id:A.id,width:o,height:c,hasAlpha:h,mipmaps:d,format:p,dfdTransferFn:f,dfdFlags:v},g)}catch(e){console.error("[KTX2TextureTranscoder.BasisWorker]: ".concat(e)),self.postMessage({type:"error",id:A.id,error:e.message})}}))}}));var o=[{if:"astcSupported",basisFormat:[n.UASTC_4x4],transcoderFormat:[s.ASTC_4x4,s.ASTC_4x4],engineFormat:[r.RGBA_ASTC_4x4_Format,r.RGBA_ASTC_4x4_Format],priorityETC1S:1/0,priorityUASTC:1,needsPowerOfTwo:!1},{if:"bptcSupported",basisFormat:[n.ETC1S,n.UASTC_4x4],transcoderFormat:[s.BC7_M5,s.BC7_M5],engineFormat:[r.RGBA_BPTC_Format,r.RGBA_BPTC_Format],priorityETC1S:3,priorityUASTC:2,needsPowerOfTwo:!1},{if:"dxtSupported",basisFormat:[n.ETC1S,n.UASTC_4x4],transcoderFormat:[s.BC1,s.BC3],engineFormat:[r.RGB_S3TC_DXT1_Format,r.RGBA_S3TC_DXT5_Format],priorityETC1S:4,priorityUASTC:5,needsPowerOfTwo:!1},{if:"etc2Supported",basisFormat:[n.ETC1S,n.UASTC_4x4],transcoderFormat:[s.ETC1,s.ETC2],engineFormat:[r.RGB_ETC2_Format,r.RGBA_ETC2_EAC_Format],priorityETC1S:1,priorityUASTC:3,needsPowerOfTwo:!1},{if:"etc1Supported",basisFormat:[n.ETC1S,n.UASTC_4x4],transcoderFormat:[s.ETC1],engineFormat:[r.RGB_ETC1_Format],priorityETC1S:2,priorityUASTC:4,needsPowerOfTwo:!1},{if:"pvrtcSupported",basisFormat:[n.ETC1S,n.UASTC_4x4],transcoderFormat:[s.PVRTC1_4_RGB,s.PVRTC1_4_RGBA],engineFormat:[r.RGB_PVRTC_4BPPV1_Format,r.RGBA_PVRTC_4BPPV1_Format],priorityETC1S:5,priorityUASTC:6,needsPowerOfTwo:!0}],a=o.sort((function(e,t){return e.priorityETC1S-t.priorityETC1S})),l=o.sort((function(e,t){return e.priorityUASTC-t.priorityUASTC}));function u(e){return e<=2||0==(e&e-1)&&0!==e}};var hh={};function dh(e){var t=e.scene.id,i=hh[t];return i||(i=new Ah({viewer:e}),hh[t]=i,e.scene.on("destroyed",(function(){delete hh[t],i.destroy()}))),i}
 /**
  * @author https://github.com/tmarti, with support from https://tribia.com/
  * @license MIT
@@ -14,7 +14,7 @@ var e,t=a().mark(MB),i=a().mark(EB),r=a().mark(NM);function s(e,t){var i=Object.
 /**
  * @author https://github.com/tmarti, with support from https://tribia.com/
  * @license MIT
- **/var mh=null;function _h(e,t){var i,r,s,n,o,a,l=3*e,u=3*t,c=Math.min(i=mh[l],r=mh[l+1],s=mh[l+2]),A=Math.min(n=mh[u],o=mh[u+1],a=mh[u+2]);if(c!==A)return c-A;var h=Math.max(i,r,s),d=Math.max(n,o,a);return h!==d?h-d:0}function yh(e,t){for(var i=new Int32Array(e.length/3),r=0,s=i.length;r<s;r++)i[r]=r;mh=new Int32Array(e.length);for(var n=0,o=e.length;n<o;n++)mh[n]=e[n]>>t;i.sort(_h);for(var a=new Int32Array(e.length),l=0,u=i.length;l<u;l++)a[3*l+0]=e[3*i[l]+0],a[3*l+1]=e[3*i[l]+1],a[3*l+2]=e[3*i[l]+2];return a}var bh=null;function xh(e,t){var i=bh[2*e]-bh[2*t];return 0!==i?i:bh[2*e+1]-bh[2*t+1]}function wh(e){if(0===(e||[]).length)return[];for(var t=new Int32Array(e.length/2),i=0,r=t.length;i<r;i++)t[i]=i;for(var s=0,n=e.length;s<n;s+=2)if(e[s]>e[s+1]){var o=e[s];e[s]=e[s+1],e[s+1]=o}bh=new Int32Array(e),t.sort(xh);for(var a=new Int32Array(e.length),l=0,u=t.length;l<u;l++)a[2*l+0]=e[2*t[l]+0],a[2*l+1]=e[2*t[l]+1];return a}function Bh(e,t){var i={},r={};e.forEach((function(e){for(var t=e.indices,s=e.edgeIndices,n=e.positionsCompressed,o=0,a=t.length;o<a;o+=3){var l=n[3*t[o]]+"_"+n[3*t[o]+1]+"_"+n[3*t[o]+2]+"/"+n[3*t[o+1]]+"_"+n[3*t[o+1]+1]+"_"+n[3*t[o+1]+2]+"/"+n[3*t[o+2]]+"_"+n[3*t[o+2]+1]+"_"+n[3*t[o+2]+2];i[l]=!0}e.edgeIndices.length/2;for(var u=0,c=s.length;u<c;u+=2){var A=n[3*s[u]]+"_"+n[3*s[u]+1]+"_"+n[3*s[u]+2]+"/"+n[3*s[u+1]]+"_"+n[3*s[u+1]+1]+"_"+n[3*s[u+1]+2]+"/";r[A]=!0}}));var s=t.indices;t.edgeIndices;for(var n=t.positionsCompressed,o=0,a=s.length;o<a;o+=3){var l=n[3*s[o]]+"_"+n[3*s[o]+1]+"_"+n[3*s[o]+2]+"/"+n[3*s[o+1]]+"_"+n[3*s[o+1]+1]+"_"+n[3*s[o+1]+2]+"/"+n[3*s[o+2]]+"_"+n[3*s[o+2]+1]+"_"+n[3*s[o+2]+2];if(!(l in i))throw console.log("Not found "+l),"Ohhhh!"}}var Ph=re.vec4(4),Ch=re.vec4(),Mh=re.vec4(),Eh=re.vec3([1,0,0]),Fh=re.vec3([0,1,0]),kh=re.vec3([0,0,1]);re.vec3(3),re.vec3(3);var Ih=re.identityMat4(),Dh=function(){function e(t){B(this,e),this._model=t.model,this.id=t.id,this._parentTransform=t.parent,this._childTransforms=[],this._meshes=[],this._scale=new Float32Array([1,1,1]),this._quaternion=re.identityQuaternion(new Float32Array(4)),this._rotation=new Float32Array(3),this._position=new Float32Array(3),this._localMatrix=re.identityMat4(new Float32Array(16)),this._worldMatrix=re.identityMat4(new Float32Array(16)),this._localMatrixDirty=!0,this._worldMatrixDirty=!0,t.matrix?this.matrix=t.matrix:(this.scale=t.scale,this.position=t.position,t.quaternion||(this.rotation=t.rotation)),t.parent&&t.parent._addChildTransform(this)}return C(e,[{key:"_addChildTransform",value:function(e){this._childTransforms.push(e),e._parentTransform=this,e._transformDirty(),e._setSubtreeAABBsDirty(this)}},{key:"_addMesh",value:function(e){this._meshes.push(e),e.transform=this}},{key:"parentTransform",get:function(){return this._parentTransform}},{key:"meshes",get:function(){return this._meshes}},{key:"position",get:function(){return this._position},set:function(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._model.glRedraw()}},{key:"rotation",get:function(){return this._rotation},set:function(e){this._rotation.set(e||[0,0,0]),re.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._model.glRedraw()}},{key:"quaternion",get:function(){return this._quaternion},set:function(e){this._quaternion.set(e||[0,0,0,1]),re.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._model.glRedraw()}},{key:"scale",get:function(){return this._scale},set:function(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._model.glRedraw()}},{key:"matrix",get:function(){return this._localMatrixDirty&&(this._localMatrix||(this._localMatrix=re.identityMat4()),re.composeMat4(this._position,this._quaternion,this._scale,this._localMatrix),this._localMatrixDirty=!1),this._localMatrix},set:function(e){this._localMatrix||(this._localMatrix=re.identityMat4()),this._localMatrix.set(e||Ih),re.decomposeMat4(this._localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._transformDirty(),this._model.glRedraw()}},{key:"worldMatrix",get:function(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}},{key:"rotate",value:function(e,t){return Ph[0]=e[0],Ph[1]=e[1],Ph[2]=e[2],Ph[3]=t*re.DEGTORAD,re.angleAxisToQuaternion(Ph,Ch),re.mulQuaternions(this.quaternion,Ch,Mh),this.quaternion=Mh,this._setLocalMatrixDirty(),this._model.glRedraw(),this}},{key:"rotateOnWorldAxis",value:function(e,t){return Ph[0]=e[0],Ph[1]=e[1],Ph[2]=e[2],Ph[3]=t*re.DEGTORAD,re.angleAxisToQuaternion(Ph,Ch),re.mulQuaternions(Ch,this.quaternion,Ch),this}},{key:"rotateX",value:function(e){return this.rotate(Eh,e)}},{key:"rotateY",value:function(e){return this.rotate(Fh,e)}},{key:"rotateZ",value:function(e){return this.rotate(kh,e)}},{key:"translate",value:function(e){return this._position[0]+=e[0],this._position[1]+=e[1],this._position[2]+=e[2],this._setLocalMatrixDirty(),this._model.glRedraw(),this}},{key:"translateX",value:function(e){return this._position[0]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}},{key:"translateY",value:function(e){return this._position[1]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}},{key:"translateZ",value:function(e){return this._position[2]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}},{key:"_setLocalMatrixDirty",value:function(){this._localMatrixDirty=!0,this._transformDirty()}},{key:"_transformDirty",value:function(){this._worldMatrixDirty=!0;for(var e=0,t=this._childTransforms.length;e<t;e++){var i=this._childTransforms[e];if(i._transformDirty(),i._meshes&&i._meshes.length>0)for(var r=i._meshes,s=0,n=r.length;s<n;s++)r[s]._transformDirty()}if(this._meshes&&this._meshes.length>0)for(var o=this._meshes,a=0,l=o.length;a<l;a++)o[a]._transformDirty()}},{key:"_buildWorldMatrix",value:function(){var e=this.matrix;if(this._parentTransform)re.mulMat4(this._parentTransform.worldMatrix,e,this._worldMatrix);else for(var t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}},{key:"_setSubtreeAABBsDirty",value:function(e){if(e._aabbDirty=!0,e._childTransforms)for(var t=0,i=e._childTransforms.length;t<i;t++)this._setSubtreeAABBsDirty(e._childTransforms[t])}}]),e}(),Sh=re.vec3(),Th=re.OBB3(),Lh=re.vec4(),Rh=re.vec3([1,1,1]),Uh=re.vec3([0,0,0]);re.vec3([0,0,0]);var Oh=re.identityQuaternion(),Nh=re.identityMat4(),Qh=new Uint8Array([255,255,255]),Vh=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).renderOrder=s.renderOrder||0,r._dtxEnabled=r.scene.dtxEnabled&&!1!==s.dtxEnabled,r._enableVertexWelding=!1,r._enableIndexBucketing=!1,r._vboBatchingLayerScratchMemory=Ro(),r._textureTranscoder=s.textureTranscoder||dh(r.scene.viewer),r._maxGeometryBatchSize=s.maxGeometryBatchSize,r._aabb=re.collapseAABB3(),r._aabbDirty=!0,r._quantizationRanges={},r._vboInstancingLayers={},r._vboBatchingLayers={},r._dtxLayers={},r._meshList=[],r.layerList=[],r._layersToFinalize=[],r._entityList=[],r._entitiesToFinalize=[],r._geometries={},r._dtxBuckets={},r._textures={},r._textureSets={},r._transforms={},r._meshes={},r._unusedMeshes={},r._entities={},r.renderFlags=new ln,r.numGeometries=0,r.numPortions=0,r.numVisibleLayerPortions=0,r.numTransparentLayerPortions=0,r.numXRayedLayerPortions=0,r.numHighlightedLayerPortions=0,r.numSelectedLayerPortions=0,r.numEdgesLayerPortions=0,r.numPickableLayerPortions=0,r.numClippableLayerPortions=0,r.numCulledLayerPortions=0,r.numEntities=0,r._numTriangles=0,r._numLines=0,r._numPoints=0,r._layersFinalized=!1,r._edgeThreshold=s.edgeThreshold||10,r._origin=re.vec3(s.origin||[0,0,0]),r._position=re.vec3(s.position||[0,0,0]),r._rotation=re.vec3(s.rotation||[0,0,0]),r._quaternion=re.vec4(s.quaternion||[0,0,0,1]),r._conjugateQuaternion=re.vec4(s.quaternion||[0,0,0,1]),s.rotation&&re.eulerToQuaternion(r._rotation,"XYZ",r._quaternion),r._scale=re.vec3(s.scale||[1,1,1]),r._worldRotationMatrix=re.mat4(),r._worldRotationMatrixConjugate=re.mat4(),r._matrix=re.mat4(),r._matrixDirty=!0,r._rebuildMatrices(),r._worldNormalMatrix=re.mat4(),re.inverseMat4(r._matrix,r._worldNormalMatrix),re.transposeMat4(r._worldNormalMatrix),(s.matrix||s.position||s.rotation||s.scale||s.quaternion)&&(r._viewMatrix=re.mat4(),r._viewNormalMatrix=re.mat4(),r._viewMatrixDirty=!0,r._matrixNonIdentity=!0),r._opacity=1,r._colorize=[1,1,1],r._saoEnabled=!1!==s.saoEnabled,r._pbrEnabled=!1!==s.pbrEnabled,r._colorTextureEnabled=!1!==s.colorTextureEnabled,r._isModel=s.isModel,r._isModel&&r.scene._registerModel(b(r)),r._onCameraViewMatrix=r.scene.camera.on("matrix",(function(){r._viewMatrixDirty=!0})),r._meshesWithDirtyMatrices=[],r._numMeshesWithDirtyMatrices=0,r._onTick=r.scene.on("tick",(function(){for(;r._numMeshesWithDirtyMatrices>0;)r._meshesWithDirtyMatrices[--r._numMeshesWithDirtyMatrices]._updateMatrix()})),r._createDefaultTextureSet(),r.visible=s.visible,r.culled=s.culled,r.pickable=s.pickable,r.clippable=s.clippable,r.collidable=s.collidable,r.castsShadow=s.castsShadow,r.receivesShadow=s.receivesShadow,r.xrayed=s.xrayed,r.highlighted=s.highlighted,r.selected=s.selected,r.edges=s.edges,r.colorize=s.colorize,r.opacity=s.opacity,r.backfaces=s.backfaces,r}return C(i,[{key:"_meshMatrixDirty",value:function(e){this._meshesWithDirtyMatrices[this._numMeshesWithDirtyMatrices++]=e}},{key:"_createDefaultTextureSet",value:function(){var e=new ih({id:"defaultColorTexture",texture:new Wn({gl:this.scene.canvas.gl,preloadColor:[1,1,1,1]})}),t=new ih({id:"defaultMetalRoughTexture",texture:new Wn({gl:this.scene.canvas.gl,preloadColor:[0,1,1,1]})}),i=new ih({id:"defaultNormalsTexture",texture:new Wn({gl:this.scene.canvas.gl,preloadColor:[0,0,0,0]})}),r=new ih({id:"defaultEmissiveTexture",texture:new Wn({gl:this.scene.canvas.gl,preloadColor:[0,0,0,1]})}),s=new ih({id:"defaultOcclusionTexture",texture:new Wn({gl:this.scene.canvas.gl,preloadColor:[1,1,1,1]})});this._textures.defaultColorTexture=e,this._textures.defaultMetalRoughTexture=t,this._textures.defaultNormalsTexture=i,this._textures.defaultEmissiveTexture=r,this._textures.defaultOcclusionTexture=s,this._textureSets.defaultTextureSet=new th({id:"defaultTextureSet",model:this,colorTexture:e,metallicRoughnessTexture:t,normalsTexture:i,emissiveTexture:r,occlusionTexture:s})}},{key:"isPerformanceModel",get:function(){return!0}},{key:"transforms",get:function(){return this._transforms}},{key:"textures",get:function(){return this._textures}},{key:"textureSets",get:function(){return this._textureSets}},{key:"meshes",get:function(){return this._meshes}},{key:"objects",get:function(){return this._entities}},{key:"origin",get:function(){return this._origin}},{key:"position",get:function(){return this._position},set:function(e){this._position.set(e||[0,0,0]),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}},{key:"rotation",get:function(){return this._rotation},set:function(e){this._rotation.set(e||[0,0,0]),re.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}},{key:"quaternion",get:function(){return this._quaternion},set:function(e){this._quaternion.set(e||[0,0,0,1]),re.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}},{key:"scale",get:function(){return this._scale},set:function(e){}},{key:"matrix",get:function(){return this._rebuildMatrices(),this._matrix},set:function(e){this._matrix.set(e||Nh),re.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrix),re.conjugateQuaternion(this._quaternion,this._conjugateQuaternion),re.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrixConjugate),this._matrix.set(this._worldRotationMatrix),re.translateMat4v(this._position,this._matrix),this._matrixDirty=!1,this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}},{key:"rotationMatrix",get:function(){return this._rebuildMatrices(),this._worldRotationMatrix}},{key:"_rebuildMatrices",value:function(){this._matrixDirty&&(re.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrix),re.conjugateQuaternion(this._quaternion,this._conjugateQuaternion),re.quaternionToRotationMat4(this._conjugateQuaternion,this._worldRotationMatrixConjugate),re.scaleMat4v(this._scale,this._worldRotationMatrix),re.scaleMat4v(this._scale,this._worldRotationMatrixConjugate),this._matrix.set(this._worldRotationMatrix),re.translateMat4v(this._position,this._matrix),this._matrixDirty=!1,this._viewMatrixDirty=!0)}},{key:"rotationMatrixConjugate",get:function(){return this._rebuildMatrices(),this._worldRotationMatrixConjugate}},{key:"_setWorldMatrixDirty",value:function(){this._matrixDirty=!0,this._aabbDirty=!0}},{key:"_transformDirty",value:function(){this._matrixDirty=!0,this._aabbDirty=!0,this.scene._aabbDirty=!0}},{key:"_sceneModelDirty",value:function(){this.scene._aabbDirty=!0,this._aabbDirty=!0,this.scene._aabbDirty=!0,this._matrixDirty=!0;for(var e=0,t=this._entityList.length;e<t;e++)this._entityList[e]._sceneModelDirty()}},{key:"worldMatrix",get:function(){return this.matrix}},{key:"worldNormalMatrix",get:function(){return this._worldNormalMatrix}},{key:"_rebuildViewMatrices",value:function(){this._rebuildMatrices(),this._viewMatrixDirty&&(re.mulMat4(this.scene.camera.viewMatrix,this._matrix,this._viewMatrix),re.inverseMat4(this._viewMatrix,this._viewNormalMatrix),re.transposeMat4(this._viewNormalMatrix),this._viewMatrixDirty=!1)}},{key:"viewMatrix",get:function(){return this._viewMatrix?(this._rebuildViewMatrices(),this._viewMatrix):this.scene.camera.viewMatrix}},{key:"viewNormalMatrix",get:function(){return this._viewNormalMatrix?(this._rebuildViewMatrices(),this._viewNormalMatrix):this.scene.camera.viewNormalMatrix}},{key:"backfaces",get:function(){return this._backfaces},set:function(e){e=!!e,this._backfaces=e,this.glRedraw()}},{key:"entityList",get:function(){return this._entityList}},{key:"isEntity",get:function(){return!0}},{key:"isModel",get:function(){return this._isModel}},{key:"isObject",get:function(){return!1}},{key:"aabb",get:function(){if(this._aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._entityList.length;e<t;e++)re.expandAABB3(this._aabb,this._entityList[e].aabb);this._aabbDirty=!1}return this._aabb}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"numLines",get:function(){return this._numLines}},{key:"numPoints",get:function(){return this._numPoints}},{key:"visible",get:function(){return this.numVisibleLayerPortions>0},set:function(e){e=!1!==e,this._visible=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].visible=e;this.glRedraw()}},{key:"xrayed",get:function(){return this.numXRayedLayerPortions>0},set:function(e){e=!!e,this._xrayed=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].xrayed=e;this.glRedraw()}},{key:"highlighted",get:function(){return this.numHighlightedLayerPortions>0},set:function(e){e=!!e,this._highlighted=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].highlighted=e;this.glRedraw()}},{key:"selected",get:function(){return this.numSelectedLayerPortions>0},set:function(e){e=!!e,this._selected=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].selected=e;this.glRedraw()}},{key:"edges",get:function(){return this.numEdgesLayerPortions>0},set:function(e){e=!!e,this._edges=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].edges=e;this.glRedraw()}},{key:"culled",get:function(){return this._culled},set:function(e){e=!!e,this._culled=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].culled=e;this.glRedraw()}},{key:"clippable",get:function(){return this._clippable},set:function(e){e=!1!==e,this._clippable=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].clippable=e;this.glRedraw()}},{key:"collidable",get:function(){return this._collidable},set:function(e){e=!1!==e,this._collidable=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].collidable=e}},{key:"pickable",get:function(){return this.numPickableLayerPortions>0},set:function(e){e=!1!==e,this._pickable=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].pickable=e}},{key:"colorize",get:function(){return this._colorize},set:function(e){this._colorize=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].colorize=e}},{key:"opacity",get:function(){return this._opacity},set:function(e){this._opacity=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].opacity=e}},{key:"castsShadow",get:function(){return this._castsShadow},set:function(e){(e=!1!==e)!==this._castsShadow&&(this._castsShadow=e,this.glRedraw())}},{key:"receivesShadow",get:function(){return this._receivesShadow},set:function(e){(e=!1!==e)!==this._receivesShadow&&(this._receivesShadow=e,this.glRedraw())}},{key:"saoEnabled",get:function(){return this._saoEnabled}},{key:"pbrEnabled",get:function(){return this._pbrEnabled}},{key:"colorTextureEnabled",get:function(){return this._colorTextureEnabled}},{key:"isDrawable",get:function(){return!0}},{key:"isStateSortable",get:function(){return!1}},{key:"xrayMaterial",get:function(){return this.scene.xrayMaterial}},{key:"highlightMaterial",get:function(){return this.scene.highlightMaterial}},{key:"selectedMaterial",get:function(){return this.scene.selectedMaterial}},{key:"edgeMaterial",get:function(){return this.scene.edgeMaterial}},{key:"getPickViewMatrix",value:function(e){return this._viewMatrix?this._viewMatrix:e}},{key:"createQuantizationRange",value:function(e){void 0!==e.id&&null!==e.id?e.aabb?this.error("[createQuantizationRange] Config missing: aabb"):this._quantizationRanges[e.id]?this.error("[createQuantizationRange] QuantizationRange already created: "+e.id):this._quantizationRanges[e.id]={id:e.id,aabb:e.aabb,matrix:ka(e.aabb,re.mat4())}:this.error("[createQuantizationRange] Config missing: id")}},{key:"createGeometry",value:function(e){if(void 0!==e.id&&null!==e.id)if(this._geometries[e.id])this.error("[createGeometry] Geometry already created: "+e.id);else if(void 0!==e.primitive&&null!==e.primitive||(e.primitive="triangles"),"points"===e.primitive||"lines"===e.primitive||"triangles"===e.primitive||"solid"===e.primitive||"surface"===e.primitive){if(!e.positions&&!e.positionsCompressed&&!e.buckets)return this.error("[createGeometry] Param expected: `positions`,  `positionsCompressed' or 'buckets"),null;if(e.positionsCompressed&&!e.positionsDecodeMatrix&&!e.positionsDecodeBoundary)return this.error("[createGeometry] Param expected: `positionsDecodeMatrix` or 'positionsDecodeBoundary' (required for `positionsCompressed')"),null;if(e.positionsDecodeMatrix&&e.positionsDecodeBoundary)return this.error("[createGeometry] Only one of these params expected: `positionsDecodeMatrix` or 'positionsDecodeBoundary' (required for `positionsCompressed')"),null;if(e.uvCompressed&&!e.uvDecodeMatrix)return this.error("[createGeometry] Param expected: `uvDecodeMatrix` (required for `uvCompressed')"),null;if(!(e.buckets||e.indices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)){var t=(e.positions||e.positionsCompressed).length/3;e.indices=this._createDefaultIndices(t)}if(!e.buckets&&!e.indices&&"points"!==e.primitive)return this.error("[createGeometry] Param expected: indices (required for '".concat(e.primitive,"' primitive type)")),null;if(e.positionsDecodeBoundary&&(e.positionsDecodeMatrix=ka(e.positionsDecodeBoundary,re.mat4())),e.positions){var i=re.collapseAABB3();e.positionsDecodeMatrix=re.mat4(),re.expandAABB3Points3(i,e.positions),e.positionsCompressed=Fa(e.positions,i,e.positionsDecodeMatrix),e.aabb=i}else if(e.positionsCompressed){var r=re.collapseAABB3();e.positionsDecodeMatrix=new Float64Array(e.positionsDecodeMatrix),e.positionsCompressed=new Uint16Array(e.positionsCompressed),re.expandAABB3Points3(r,e.positionsCompressed),zi.decompressAABB(r,e.positionsDecodeMatrix),e.aabb=r}else if(e.buckets){var s=re.collapseAABB3();this._dtxBuckets[e.id]=e.buckets;for(var n=0,o=e.buckets.length;n<o;n++){var a=e.buckets[n];a.positions?re.expandAABB3Points3(s,a.positions):a.positionsCompressed&&re.expandAABB3Points3(s,a.positionsCompressed)}e.positionsDecodeMatrix&&zi.decompressAABB(s,e.positionsDecodeMatrix),e.aabb=s}if(e.colorsCompressed&&e.colorsCompressed.length>0)e.colorsCompressed=new Uint8Array(e.colorsCompressed);else if(e.colors&&e.colors.length>0){for(var l=e.colors,u=new Uint8Array(l.length),c=0,A=l.length;c<A;c++)u[c]=255*l[c];e.colorsCompressed=u}if(e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Oi(e.positions,e.indices,null,5):e.edgeIndices=Oi(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.uv){var h=zi.getUVBounds(e.uv),d=zi.compressUVs(e.uv,h.min,h.max);e.uvCompressed=d.quantized,e.uvDecodeMatrix=d.decodeMatrix}else e.uvCompressed&&(e.uvCompressed=new Uint16Array(e.uvCompressed),e.uvDecodeMatrix=new Float64Array(e.uvDecodeMatrix));e.normals&&(e.normals=null),this._geometries[e.id]=e,this._numTriangles+=e.indices?Math.round(e.indices.length/3):0,this.numGeometries++}else this.error("[createGeometry] Unsupported value for 'primitive': '".concat(e.primitive,"' - supported values are 'points', 'lines', 'triangles', 'solid' and 'surface'. Defaulting to 'triangles'."));else this.error("[createGeometry] Config missing: id")}},{key:"createTexture",value:function(e){var t=this,i=e.id;if(null!=i)if(this._textures[i])this.error("[createTexture] Texture already created: "+i);else{if(!e.src&&!e.image&&!e.buffers)return this.error("[createTexture] Param expected: `src`, `image' or 'buffers'"),null;var r=e.minFilter||1008;1006!==r&&1007!==r&&1008!==r&&1005!==r&&1004!==r&&(this.error("[createTexture] Unsupported value for 'minFilter' - \n            supported values are LinearFilter, LinearMipMapNearestFilter, NearestMipMapNearestFilter, \n            NearestMipMapLinearFilter and LinearMipmapLinearFilter. Defaulting to LinearMipmapLinearFilter."),r=1008);var s=e.magFilter||1006;1006!==s&&1003!==s&&(this.error("[createTexture] Unsupported value for 'magFilter' - supported values are LinearFilter and NearestFilter. Defaulting to LinearFilter."),s=1006);var n=e.wrapS||1e3;1001!==n&&1002!==n&&1e3!==n&&(this.error("[createTexture] Unsupported value for 'wrapS' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),n=1e3);var o=e.wrapT||1e3;1001!==o&&1002!==o&&1e3!==o&&(this.error("[createTexture] Unsupported value for 'wrapT' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),o=1e3);var a=e.wrapR||1e3;1001!==a&&1002!==a&&1e3!==a&&(this.error("[createTexture] Unsupported value for 'wrapR' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),a=1e3);var l=e.encoding||3e3;3e3!==l&&3001!==l&&(this.error("[createTexture] Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),l=3e3);var u=new Wn({gl:this.scene.canvas.gl,minFilter:r,magFilter:s,wrapS:n,wrapT:o,wrapR:a,encoding:l});if(e.preloadColor&&u.setPreloadColor(e.preloadColor),e.image){var c=e.image;if(c.crossOrigin="Anonymous",c.compressed){var A=c.data;u.setCompressedData({mipmaps:A,props:{format:A[0].format,minFilter:r,magFilter:s}})}else u.setImage(c,{minFilter:r,magFilter:s,wrapS:n,wrapT:o,wrapR:a,flipY:e.flipY,encoding:l})}else if(e.src){var h=e.src.split(".").pop();switch(h){case"jpeg":case"jpg":case"png":case"gif":var d=new Image;d.onload=function(){u.setImage(d,{minFilter:r,magFilter:s,wrapS:n,wrapT:o,wrapR:a,flipY:e.flipY,encoding:l}),t.glRedraw()},d.src=e.src;break;default:this._textureTranscoder?he.loadArraybuffer(e.src,(function(e){e.byteLength?t._textureTranscoder.transcode([e],u).then((function(){t.glRedraw()})):t.error("[createTexture] Can't create texture from 'src': file data is zero length")}),(function(e){this.error("[createTexture] Can't create texture from 'src': ".concat(e))})):this.error("[createTexture] Can't create texture from 'src' - SceneModel needs to be configured with a TextureTranscoder for this file type ('".concat(h,"')"))}}else e.buffers&&(this._textureTranscoder?this._textureTranscoder.transcode(e.buffers,u).then((function(){t.glRedraw()})):this.error("[createTexture] Can't create texture from 'buffers' - SceneModel needs to be configured with a TextureTranscoder for this option"));this._textures[i]=new ih({id:i,texture:u})}else this.error("[createTexture] Config missing: id")}},{key:"createTextureSet",value:function(e){var t=e.id;if(null!=t){if(!this._textureSets[t]){var i,r,s,n,o;if(void 0!==e.colorTextureId&&null!==e.colorTextureId){if(!(i=this._textures[e.colorTextureId]))return void this.error("[createTextureSet] Texture not found: ".concat(e.colorTextureId," - ensure that you create it first with createTexture()"))}else i=this._textures.defaultColorTexture;if(void 0!==e.metallicRoughnessTextureId&&null!==e.metallicRoughnessTextureId){if(!(r=this._textures[e.metallicRoughnessTextureId]))return void this.error("[createTextureSet] Texture not found: ".concat(e.metallicRoughnessTextureId," - ensure that you create it first with createTexture()"))}else r=this._textures.defaultMetalRoughTexture;if(void 0!==e.normalsTextureId&&null!==e.normalsTextureId){if(!(s=this._textures[e.normalsTextureId]))return void this.error("[createTextureSet] Texture not found: ".concat(e.normalsTextureId," - ensure that you create it first with createTexture()"))}else s=this._textures.defaultNormalsTexture;if(void 0!==e.emissiveTextureId&&null!==e.emissiveTextureId){if(!(n=this._textures[e.emissiveTextureId]))return void this.error("[createTextureSet] Texture not found: ".concat(e.emissiveTextureId," - ensure that you create it first with createTexture()"))}else n=this._textures.defaultEmissiveTexture;if(void 0!==e.occlusionTextureId&&null!==e.occlusionTextureId){if(!(o=this._textures[e.occlusionTextureId]))return void this.error("[createTextureSet] Texture not found: ".concat(e.occlusionTextureId," - ensure that you create it first with createTexture()"))}else o=this._textures.defaultOcclusionTexture;var a=new th({id:t,model:this,colorTexture:i,alphaCutoff:e.alphaCutoff,metallicRoughnessTexture:r,normalsTexture:s,emissiveTexture:n,occlusionTexture:o});return this._textureSets[t]=a,a}this.error("[createTextureSet] Texture set already created: ".concat(t))}else this.error("[createTextureSet] Config missing: id")}},{key:"createTransform",value:function(e){if(void 0!==e.id&&null!==e.id)if(this._transforms[e.id])this.error("[createTransform] SceneModel already has a transform with this ID: ".concat(e.id));else{var t;if(!e.parentTransformId||(t=this._transforms[e.parentTransformId])){var i=new Dh({id:e.id,model:this,parent:t,matrix:e.matrix,position:e.position,scale:e.scale,rotation:e.rotation,quaternion:e.quaternion});return this._transforms[i.id]=i,i}this.error("[createTransform] SceneModel.createTransform() config missing: id")}else this.error("[createTransform] SceneModel.createTransform() config missing: id")}},{key:"createMesh",value:function(e){if(void 0===e.id||null===e.id)return this.error("[createMesh] SceneModel.createMesh() config missing: id"),!1;if(this._meshes[e.id])return this.error("[createMesh] SceneModel already has a mesh with this ID: ".concat(e.id)),!1;if(!(void 0!==e.geometryId)){if(void 0!==e.primitive&&null!==e.primitive||(e.primitive="triangles"),"points"!==e.primitive&&"lines"!==e.primitive&&"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)return this.error("Unsupported value for 'primitive': '".concat(primitive,"'  ('geometryId' is absent) - supported values are 'points', 'lines', 'triangles', 'solid' and 'surface'.")),!1;if(!e.positions&&!e.positionsCompressed&&!e.buckets)return this.error("Param expected: 'positions',  'positionsCompressed' or `buckets`  ('geometryId' is absent)"),!1;if(e.positions&&(e.positionsDecodeMatrix||e.positionsDecodeBoundary))return this.error("Illegal params: 'positions' not expected with 'positionsDecodeMatrix'/'positionsDecodeBoundary' ('geometryId' is absent)"),!1;if(e.positionsCompressed&&!e.positionsDecodeMatrix&&!e.positionsDecodeBoundary)return this.error("Param expected: 'positionsCompressed' should be accompanied by 'positionsDecodeMatrix'/'positionsDecodeBoundary' ('geometryId' is absent)"),!1;if(e.uvCompressed&&!e.uvDecodeMatrix)return this.error("Param expected: 'uvCompressed' should be accompanied by `uvDecodeMatrix` ('geometryId' is absent)"),!1;if(!(e.buckets||e.indices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)){var t=(e.positions||e.positionsCompressed).length/3;e.indices=this._createDefaultIndices(t)}if(!e.buckets&&!e.indices&&"points"!==e.primitive)return e.indices=this._createDefaultIndices(numIndices),this.error("Param expected: indices (required for '".concat(e.primitive,"' primitive type)")),!1;if((e.matrix||e.position||e.rotation||e.scale)&&(e.positionsCompressed||e.positionsDecodeBoundary))return this.error("Unexpected params: 'matrix', 'rotation', 'scale', 'position' not allowed with 'positionsCompressed'"),!1;var i=!(!this._dtxEnabled||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||e.textureSetId);if(e.origin=e.origin?re.addVec3(this._origin,e.origin,re.vec3()):this._origin,e.matrix)e.meshMatrix=e.matrix;else if(e.scale||e.rotation||e.position||e.quaternion){var r=e.scale||Rh,s=e.position||Uh;e.rotation?(re.eulerToQuaternion(e.rotation,"XYZ",Lh),e.meshMatrix=re.composeMat4(s,Lh,r,re.mat4())):e.meshMatrix=re.composeMat4(s,e.quaternion||Oh,r,re.mat4())}if(e.positionsDecodeBoundary&&(e.positionsDecodeMatrix=ka(e.positionsDecodeBoundary,re.mat4())),i){if(e.type=2,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):Qh,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.positions){var n=re.vec3(),o=[];Ge(e.positions,o,n)&&(e.positions=o,e.origin=re.addVec3(e.origin,n,n))}if(e.positions){var a=re.collapseAABB3();e.positionsDecodeMatrix=re.mat4(),re.expandAABB3Points3(a,e.positions),e.positionsCompressed=Fa(e.positions,a,e.positionsDecodeMatrix),e.aabb=a}else if(e.positionsCompressed){var l=re.collapseAABB3();re.expandAABB3Points3(l,e.positionsCompressed),zi.decompressAABB(l,e.positionsDecodeMatrix),e.aabb=l}if(e.buckets){for(var u=re.collapseAABB3(),c=0,A=e.buckets.length;c<A;c++){var h=e.buckets[c];h.positions?re.expandAABB3Points3(u,h.positions):h.positionsCompressed&&re.expandAABB3Points3(u,h.positionsCompressed)}e.positionsDecodeMatrix&&zi.decompressAABB(u,e.positionsDecodeMatrix),e.aabb=u}e.meshMatrix&&(re.AABB3ToOBB3(e.aabb,Th),re.transformOBB3(e.meshMatrix,Th),re.OBB3ToAABB3(Th,e.aabb)),e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Oi(e.positions,e.indices,null,2):e.edgeIndices=Oi(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.buckets||(e.buckets=Hh(e,this._enableVertexWelding&&this._enableIndexBucketing))}else{if(e.type=1,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):[255,255,255],e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.metallic=void 0!==e.metallic&&null!==e.metallic?Math.floor(255*e.metallic):0,e.roughness=void 0!==e.roughness&&null!==e.roughness?Math.floor(255*e.roughness):255,e.positions){var d=[];Ge(e.positions,d,Sh)&&(e.positions=d,e.origin=re.addVec3(e.origin,Sh,re.vec3()))}if(e.positions){var p=re.collapseAABB3();e.meshMatrix&&(re.transformPositions3(e.meshMatrix,e.positions,e.positions),e.meshMatrix=null),re.expandAABB3Points3(p,e.positions),e.aabb=p}else{var f=re.collapseAABB3();re.expandAABB3Points3(f,e.positionsCompressed),zi.decompressAABB(f,e.positionsDecodeMatrix),e.aabb=f}if(e.meshMatrix&&(re.AABB3ToOBB3(e.aabb,Th),re.transformOBB3(e.meshMatrix,Th),re.OBB3ToAABB3(Th,e.aabb)),e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Oi(e.positions,e.indices,null,2):e.edgeIndices=Oi(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.textureSetId&&(e.textureSet=this._textureSets[e.textureSetId],!e.textureSet))return this.error("[createMesh] Texture set not found: ".concat(e.textureSetId," - ensure that you create it first with createTextureSet()")),!1}}else{if(e.positions||e.positionsCompressed||e.indices||e.edgeIndices||e.normals||e.normalsCompressed||e.uv||e.uvCompressed||e.positionsDecodeMatrix)return this.error("Mesh geometry parameters not expected when instancing a geometry (not expected: positions, positionsCompressed, indices, edgeIndices, normals, normalsCompressed, uv, uvCompressed, positionsDecodeMatrix)"),!1;if(e.geometry=this._geometries[e.geometryId],!e.geometry)return this.error("[createMesh] Geometry not found: ".concat(e.geometryId," - ensure that you create it first with createGeometry()")),!1;if(e.origin=e.origin?re.addVec3(this._origin,e.origin,re.vec3()):this._origin,e.positionsDecodeMatrix=e.geometry.positionsDecodeMatrix,e.transformId){if(e.transform=this._transforms[e.transformId],!e.transform)return this.error("[createMesh] Transform not found: ".concat(e.transformId," - ensure that you create it first with createTransform()")),!1;e.aabb=e.geometry.aabb}else{if(e.matrix)e.meshMatrix=e.matrix;else if(e.scale||e.rotation||e.position||e.quaternion){var v=e.scale||Rh,g=e.position||Uh;e.rotation?(re.eulerToQuaternion(e.rotation,"XYZ",Lh),e.meshMatrix=re.composeMat4(g,Lh,v,re.mat4())):e.meshMatrix=re.composeMat4(g,e.quaternion||Oh,v,re.mat4())}re.AABB3ToOBB3(e.geometry.aabb,Th),re.transformOBB3(e.meshMatrix,Th),e.aabb=re.OBB3ToAABB3(Th,re.AABB3())}if(!(!this._dtxEnabled||"triangles"!==e.geometry.primitive&&"solid"!==e.geometry.primitive&&"surface"!==e.geometry.primitive||e.textureSetId)){e.type=2,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):Qh,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255;var m=this._dtxBuckets[e.geometryId];m||(m=Hh(e.geometry,this._enableVertexWelding,this._enableIndexBucketing),this._dtxBuckets[e.geometryId]=m),e.buckets=m}else e.type=0,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):Qh,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.metallic=void 0!==e.metallic&&null!==e.metallic?Math.floor(255*e.metallic):0,e.roughness=void 0!==e.roughness&&null!==e.roughness?Math.floor(255*e.roughness):255,e.textureSetId&&(e.textureSet=this._textureSets[e.textureSetId])}return e.numPrimitives=this._getNumPrimitives(e),this._createMesh(e)}},{key:"_createDefaultIndices",value:function(e){for(var t=[],i=0;i<e;i++)t.push(i);return t}},{key:"_createMesh",value:function(e){var t=new So(this,e.id,e.color,e.opacity,e.transform,e.textureSet);t.pickId=this.scene._renderer.getPickID(t);var i=t.pickId,r=i>>24&255,s=i>>16&255,n=i>>8&255,o=255&i;switch(e.pickColor=new Uint8Array([o,n,s,r]),e.solid="solid"===e.primitive,t.origin=re.vec3(e.origin),e.type){case 2:t.layer=this._getDTXLayer(e),t.aabb=e.aabb;break;case 1:t.layer=this._getVBOBatchingLayer(e),t.aabb=e.aabb;break;case 0:t.layer=this._getVBOInstancingLayer(e),t.aabb=e.aabb}return e.transform&&(e.meshMatrix=e.transform.worldMatrix),t.portionId=t.layer.createPortion(t,e),t.numPrimitives=e.numPrimitives,this._meshes[e.id]=t,this._unusedMeshes[e.id]=t,this._meshList.push(t),t}},{key:"_getNumPrimitives",value:function(e){var t=0;switch(e.geometry?e.geometry.primitive:e.primitive){case"triangles":case"solid":case"surface":switch(e.type){case 2:for(var i=0,r=e.buckets.length;i<r;i++)t+=e.buckets[i].indices.length;break;case 1:t+=e.indices.length;break;case 0:t+=e.geometry.indices.length}return Math.round(t/3);case"points":switch(e.type){case 2:for(var s=0,n=e.buckets.length;s<n;s++)t+=e.buckets[s].positionsCompressed.length;break;case 1:t+=e.positions?e.positions.length:e.positionsCompressed.length;break;case 0:var o=e.geometry;t+=o.positions?o.positions.length:o.positionsCompressed.length}return Math.round(t);case"lines":case"line-strip":switch(e.type){case 2:for(var a=0,l=e.buckets.length;a<l;a++)t+=e.buckets[a].indices.length;break;case 1:t+=e.indices.length;break;case 0:t+=e.geometry.indices.length}return Math.round(t/2)}return 0}},{key:"_getDTXLayer",value:function(e){var t=e.origin,i=e.geometry?e.geometry.primitive:e.primitive,r=".".concat(i,".").concat(Math.round(t[0]),".").concat(Math.round(t[1]),".").concat(Math.round(t[2])),s=this._dtxLayers[r];if(s){if(s.canCreatePortion(e))return s;delete this._dtxLayers[r],s=null}switch(i){case"triangles":case"solid":case"surface":s=new eh(this,{layerIndex:0,origin:t,primitive:i});break;case"lines":s=new kc(this,{layerIndex:0,origin:t,primitive:i});break;default:return}return this._dtxLayers[r]=s,this.layerList.push(s),this._layersToFinalize.push(s),s}},{key:"_getVBOBatchingLayer",value:function(e){var t=this,i=e.origin;e.renderLayer;var r=e.positionsDecodeMatrix||e.positionsDecodeBoundary?this._createHashStringFromMatrix(e.positionsDecodeMatrix||e.positionsDecodeBoundary):"-",s=e.textureSetId||"-",n="".concat(Math.round(i[0]),".").concat(Math.round(i[1]),".").concat(Math.round(i[2]),".").concat(e.primitive,".").concat(r,".").concat(s),o=this._vboBatchingLayers[n];if(o)return o;for(var a=e.textureSet;!o;){switch(e.primitive){case"triangles":case"solid":case"surface":o=new ja({model:t,textureSet:a,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize,solid:"solid"===e.primitive,autoNormals:!0,primitive:e.primitive});break;case"lines":o=new $l({model:t,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize,primitive:e.primitive});break;case"points":o=new Qu({model:t,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize,primitive:e.primitive})}var l=e.positionsCompressed?e.positionsCompressed.length:e.positions.length;("points"===e.primitive?o.canCreatePortion(l):o.canCreatePortion(l,e.indices.length))||(o.finalize(),delete this._vboBatchingLayers[n],o=null)}return this._vboBatchingLayers[n]=o,this.layerList.push(o),this._layersToFinalize.push(o),o}},{key:"_createHashStringFromMatrix",value:function(e){for(var t=e.join(""),i=0,r=0;r<t.length;r++){i=(i<<5)-i+t.charCodeAt(r),i|=0}return(i>>>0).toString(16)}},{key:"_getVBOInstancingLayer",value:function(e){var t=this,i=e.origin,r=e.textureSetId||"-",s=e.geometryId,n="".concat(Math.round(i[0]),".").concat(Math.round(i[1]),".").concat(Math.round(i[2]),".").concat(r,".").concat(s),o=this._vboInstancingLayers[n];if(o)return o;for(var a=e.textureSet,l=e.geometry;!o;)switch(l.primitive){case"triangles":case"surface":o=new Tl({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0,solid:!1});break;case"solid":o=new Tl({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0,solid:!0});break;case"lines":o=new _u({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0});break;case"points":o=new Ac({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0})}return this._vboInstancingLayers[n]=o,this.layerList.push(o),this._layersToFinalize.push(o),o}},{key:"createEntity",value:function(e){if(void 0===e.id?e.id=re.createUUID():this.scene.components[e.id]&&(this.error("Scene already has a Component with this ID: ".concat(e.id," - will assign random ID")),e.id=re.createUUID()),void 0!==e.meshIds){var t=0;return this._visible&&!1!==e.visible&&(t|=Ke),this._pickable&&!1!==e.pickable&&(t|=Je),this._culled&&!1!==e.culled&&(t|=Xe),this._clippable&&!1!==e.clippable&&(t|=Ye),this._collidable&&!1!==e.collidable&&(t|=Ze),this._edges&&!1!==e.edges&&(t|=tt),this._xrayed&&!1!==e.xrayed&&(t|=qe),this._highlighted&&!1!==e.highlighted&&(t|=$e),this._selected&&!1!==e.selected&&(t|=et),e.flags=t,this._createEntity(e)}this.error("Config missing: meshIds")}},{key:"_createEntity",value:function(e){for(var t=[],i=0,r=e.meshIds.length;i<r;i++){var s=e.meshIds[i],n=this._meshes[s];n?n.parent?this.error('Mesh with ID "'.concat(s,'" already belongs to object with ID "').concat(n.parent.id,'" - ignoring this mesh')):(t.push(n),delete this._unusedMeshes[s]):this.error('Mesh with this ID not found: "'.concat(s,'" - ignoring this mesh'))}var o=new st(this,e.isObject,e.id,t,e.flags,!0);return this._entityList.push(o),this._entities[e.id]=o,this._entitiesToFinalize.push(o),this.numEntities++,o}},{key:"preFinalize",value:function(){if(this.destroyed)return!1;if(0===this._layersToFinalize.length)return!1;this._createDummyEntityForUnusedMeshes();for(var e=0,t=this._layersToFinalize.length;e<t;e++){this._layersToFinalize[e].finalize()}this._vboBatchingLayers={},this._vboInstancingLayers={},this._dtxLayers={},this._layersToFinalize=[];for(var i=0,r=this._entitiesToFinalize.length;i<r;i++){this._entitiesToFinalize[i]._finalize()}for(var s=0,n=this._entitiesToFinalize.length;s<n;s++){this._entitiesToFinalize[s]._finalize2()}this._entitiesToFinalize=[],this.scene._aabbDirty=!0,this._viewMatrixDirty=!0,this._matrixDirty=!0,this._aabbDirty=!0,this._setWorldMatrixDirty(),this._sceneModelDirty(),this.position=this._position,this.layerList.sort((function(e,t){return e.sortId<t.sortId?-1:e.sortId>t.sortId?1:0}));for(var o=0,a=this.layerList.length;o<a;o++){this.layerList[o].layerIndex=o}this.glRedraw(),this._layersFinalized=!0}},{key:"finalize",value:function(){this.destroyed||(this.preFinalize(),this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={})}},{key:"stateSortCompare",value:function(e,t){}},{key:"rebuildRenderFlags",value:function(){this.renderFlags.reset(),this._updateRenderFlagsVisibleLayers(),this.renderFlags.numLayers>0&&0===this.renderFlags.numVisibleLayers?this.renderFlags.culled=!0:this._updateRenderFlags()}},{key:"_updateRenderFlagsVisibleLayers",value:function(){var e=this.renderFlags;e.numLayers=this.layerList.length,e.numVisibleLayers=0;for(var t=0,i=this.layerList.length;t<i;t++){var r=this.layerList[t];this._getActiveSectionPlanesForLayer(r)&&(e.visibleLayers[e.numVisibleLayers++]=t)}}},{key:"_createDummyEntityForUnusedMeshes",value:function(){var e=Object.keys(this._unusedMeshes);if(e.length>0){var t="".concat(this.id,"-").concat(re.createUUID());this.warn('Creating dummy SceneModelEntity "'.concat(t,'" for unused SceneMeshes: [').concat(e.join(","),"]")),this.createEntity({id:t,meshIds:e,isObject:!0})}this._unusedMeshes={}}},{key:"_getActiveSectionPlanesForLayer",value:function(e){var t=this.renderFlags,i=this.scene._sectionPlanesState.sectionPlanes,r=i.length,s=e.layerIndex*r;if(r>0)for(var n=0;n<r;n++){i[n].active?(t.sectionPlanesActivePerLayer[s+n]=!0,t.sectioned=!0):t.sectionPlanesActivePerLayer[s+n]=!1}return!0}},{key:"_updateRenderFlags",value:function(){if(0!==this.numVisibleLayerPortions&&this.numCulledLayerPortions!==this.numPortions){var e=this.renderFlags;if(e.colorOpaque=this.numTransparentLayerPortions<this.numPortions,this.numTransparentLayerPortions>0&&(e.colorTransparent=!0),this.numXRayedLayerPortions>0){var t=this.scene.xrayMaterial._state;t.fill&&(t.fillAlpha<1?e.xrayedSilhouetteTransparent=!0:e.xrayedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.xrayedEdgesTransparent=!0:e.xrayedEdgesOpaque=!0)}if(this.numEdgesLayerPortions>0)this.scene.edgeMaterial._state.edges&&(e.edgesOpaque=this.numTransparentLayerPortions<this.numPortions,this.numTransparentLayerPortions>0&&(e.edgesTransparent=!0));if(this.numSelectedLayerPortions>0){var i=this.scene.selectedMaterial._state;i.fill&&(i.fillAlpha<1?e.selectedSilhouetteTransparent=!0:e.selectedSilhouetteOpaque=!0),i.edges&&(i.edgeAlpha<1?e.selectedEdgesTransparent=!0:e.selectedEdgesOpaque=!0)}if(this.numHighlightedLayerPortions>0){var r=this.scene.highlightMaterial._state;r.fill&&(r.fillAlpha<1?e.highlightedSilhouetteTransparent=!0:e.highlightedSilhouetteOpaque=!0),r.edges&&(r.edgeAlpha<1?e.highlightedEdgesTransparent=!0:e.highlightedEdgesOpaque=!0)}}}},{key:"drawColorOpaque",value:function(e,t){for(var i=this.renderFlags,r=0,s=i.visibleLayers.length;r<s;r++){var n=i.visibleLayers[r];this.layerList[n].drawColorOpaque(i,e)}}},{key:"drawColorTransparent",value:function(e){for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawColorTransparent(t,e)}}},{key:"drawDepth",value:function(e){for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawDepth(t,e)}}},{key:"drawNormals",value:function(e){for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawNormals(t,e)}}},{key:"drawSilhouetteXRayed",value:function(e){for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawSilhouetteXRayed(t,e)}}},{key:"drawSilhouetteHighlighted",value:function(e){for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawSilhouetteHighlighted(t,e)}}},{key:"drawSilhouetteSelected",value:function(e){for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawSilhouetteSelected(t,e)}}},{key:"drawEdgesColorOpaque",value:function(e){for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawEdgesColorOpaque(t,e)}}},{key:"drawEdgesColorTransparent",value:function(e){for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawEdgesColorTransparent(t,e)}}},{key:"drawEdgesXRayed",value:function(e){for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawEdgesXRayed(t,e)}}},{key:"drawEdgesHighlighted",value:function(e){for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawEdgesHighlighted(t,e)}}},{key:"drawEdgesSelected",value:function(e){for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawEdgesSelected(t,e)}}},{key:"drawOcclusion",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawOcclusion(t,e)}}},{key:"drawShadow",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawShadow(t,e)}}},{key:"setPickMatrices",value:function(e,t){if(0!==this._numVisibleLayerPortions)for(var i=this.renderFlags,r=0,s=i.visibleLayers.length;r<s;r++){var n=i.visibleLayers[r],o=this.layerList[n];o.setPickMatrices&&o.setPickMatrices(e,t)}}},{key:"drawPickMesh",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawPickMesh(t,e)}}},{key:"drawPickDepths",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawPickDepths(t,e)}}},{key:"drawPickNormals",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawPickNormals(t,e)}}},{key:"drawSnapInit",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i],n=this.layerList[s];n.drawSnapInit&&(e.snapPickOrigin=[0,0,0],e.snapPickCoordinateScale=[1,1,1],e.snapPickLayerNumber++,n.drawSnapInit(t,e),e.snapPickLayerParams[e.snapPickLayerNumber]={origin:e.snapPickOrigin.slice(),coordinateScale:e.snapPickCoordinateScale.slice()})}}},{key:"drawSnap",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i],n=this.layerList[s];n.drawSnap&&(e.snapPickOrigin=[0,0,0],e.snapPickCoordinateScale=[1,1,1],e.snapPickLayerNumber++,n.drawSnap(t,e),e.snapPickLayerParams[e.snapPickLayerNumber]={origin:e.snapPickOrigin.slice(),coordinateScale:e.snapPickCoordinateScale.slice()})}}},{key:"destroy",value:function(){for(var e in this._vboBatchingLayers)this._vboBatchingLayers.hasOwnProperty(e)&&this._vboBatchingLayers[e].destroy();for(var t in this._vboBatchingLayers={},this._vboInstancingLayers)this._vboInstancingLayers.hasOwnProperty(t)&&this._vboInstancingLayers[t].destroy();this._vboInstancingLayers={},this.scene.camera.off(this._onCameraViewMatrix),this.scene.off(this._onTick);for(var r=0,s=this.layerList.length;r<s;r++)this.layerList[r].destroy();this.layerList=[];for(var n=0,o=this._entityList.length;n<o;n++)this._entityList[n]._destroy();this._layersToFinalize={},this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={},this._meshes={},this._entities={},this.scene._aabbDirty=!0,this._isModel&&this.scene._deregisterModel(this),0!==Lo&&0==--Lo&&To._clear(),f(x(i.prototype),"destroy",this).call(this)}}]),i}();function Hh(e,t,i){var r,s,n,o;if(t||i){var a=A(gh({positionsCompressed:e.positionsCompressed,indices:e.indices,edgeIndices:e.edgeIndices}),3);r=a[0],s=a[1],n=a[2]}else r=e.positionsCompressed,s=e.indices,n=e.edgeIndices;i?o=function(e,t){var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2],r=e.positionsCompressed||[],s=yh(e.indices||[],t),n=wh(e.edgeIndices||[]);function o(e,t){if(e>t){var i=e;e=t,t=i}function r(i,r){return i!==e?e-i:r!==t?t-r:0}for(var s=0,o=(n.length>>1)-1;s<=o;){var a=o+s>>1,l=r(n[2*a],n[2*a+1]);if(l>0)s=a+1;else{if(!(l<0))return a;o=a-1}}return-s-1}var a=new Int32Array(n.length/2);a.fill(0);var l=r.length/3;if(l>8*(1<<t))return[e];var u=new Int32Array(l);u.fill(-1);var c=[];function A(){u.fill(-1);var e={positionsCompressed:[],indices:[],edgeIndices:[],maxNumPositions:(1<<t)-t,numPositions:0,bucketNumber:c.length};return c.push(e),e}for(var h=A(),d=0,p=s.length;d<p;d+=3){var f=0,v=s[d],g=s[d+1],m=s[d+2];if(-1===u[v]&&f++,-1===u[g]&&f++,-1===u[m]&&f++,f+h.numPositions>h.maxNumPositions&&(h=A()),h.bucketNumber>8)return[e];-1===u[v]&&(u[v]=h.numPositions++,h.positionsCompressed.push(r[3*v]),h.positionsCompressed.push(r[3*v+1]),h.positionsCompressed.push(r[3*v+2])),-1===u[g]&&(u[g]=h.numPositions++,h.positionsCompressed.push(r[3*g]),h.positionsCompressed.push(r[3*g+1]),h.positionsCompressed.push(r[3*g+2])),-1===u[m]&&(u[m]=h.numPositions++,h.positionsCompressed.push(r[3*m]),h.positionsCompressed.push(r[3*m+1]),h.positionsCompressed.push(r[3*m+2])),h.indices.push(u[v]),h.indices.push(u[g]),h.indices.push(u[m]);var _=void 0;(_=o(v,g))>=0&&0===a[_]&&(a[_]=1,h.edgeIndices.push(u[n[2*_]]),h.edgeIndices.push(u[n[2*_+1]])),(_=o(v,m))>=0&&0===a[_]&&(a[_]=1,h.edgeIndices.push(u[n[2*_]]),h.edgeIndices.push(u[n[2*_+1]])),(_=o(g,m))>=0&&0===a[_]&&(a[_]=1,h.edgeIndices.push(u[n[2*_]]),h.edgeIndices.push(u[n[2*_+1]]))}var y=t/8*2,b=t/8,x=2*r.length+(s.length+n.length)*y,w=0;return r.length,c.forEach((function(e){w+=2*e.positionsCompressed.length+(e.indices.length+e.edgeIndices.length)*b,e.positionsCompressed.length})),w>x?[e]:(i&&Bh(c,e),c)}({positionsCompressed:r,indices:s,edgeIndices:n},r.length/3>65536?16:8):o=[{positionsCompressed:r,indices:s,edgeIndices:n}];return o}var jh=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,i),(r=t.call(this,e,s))._positions=s.positions||[],s.indices)r._indices=s.indices;else{r._indices=[];for(var n=0,o=r._positions.length/3-1;n<o;n+=2)r._indices.push(n),r._indices.push(n+1)}return r._sceneModel=new Vh(b(r),{isModel:!1}),r._sceneModel.createMesh({id:"linesMesh",primitive:"lines",positions:r._positions,indices:r._indices}),r._sceneModel.createEntity({meshIds:["linesMesh"],visible:s.visible,clippable:s.clippable,collidable:s.collidable}),r._sceneModel.finalize(),r.scene._lineSetCreated(b(r)),r}return C(i,[{key:"visible",get:function(){return this._sceneModel.visible},set:function(e){this._sceneModel.visible=e}},{key:"positions",get:function(){return this._positions}},{key:"indices",get:function(){return this._indices}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this.scene._lineSetDestroyed(this)}}]),i}(),Gh=re.vec3(),zh=re.vec3(),Wh=re.vec3(),Kh=re.vec3(),Xh=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"BCFViewpoints",e,s)).originatingSystem=s.originatingSystem||"xeokit.io",r.authoringTool=s.authoringTool||"xeokit.io",r}return C(i,[{key:"getViewpoint",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},i=this.viewer.scene,r=i.camera,s=i.realWorldOffset,n=!0===t.reverseClippingPlanes,o={},a=re.normalizeVec3(re.subVec3(r.look,r.eye,re.vec3())),l=r.eye,u=r.up;r.yUp&&(a=Zh(a),l=Zh(l),u=Zh(u));var c=Jh(re.addVec3(l,s));"ortho"===r.projection?o.orthogonal_camera={camera_view_point:c,camera_direction:Jh(a),camera_up_vector:Jh(u),view_to_world_scale:r.ortho.scale}:o.perspective_camera={camera_view_point:c,camera_direction:Jh(a),camera_up_vector:Jh(u),field_of_view:r.perspective.fov};var h=i.sectionPlanes;for(var d in h)if(h.hasOwnProperty(d)){var p=h[d];if(!p.active)continue;var f=p.pos,v=void 0;v=n?re.negateVec3(p.dir,re.vec3()):p.dir,r.yUp&&(f=Zh(f),v=Zh(v)),re.addVec3(f,s),f=Jh(f),v=Jh(v),o.clipping_planes||(o.clipping_planes=[]),o.clipping_planes.push({location:f,direction:v})}var g=i.lineSets;for(var m in g)if(g.hasOwnProperty(m)){var _=g[m];o.lines||(o.lines=[]);for(var y=_.positions,b=_.indices,x=0,w=b.length/2;x<w;x++){var B=b[2*x],P=b[2*x+1];o.lines.push({start_point:{x:y[3*B+0],y:y[3*B+1],z:y[3*B+2]},end_point:{x:y[3*P+0],y:y[3*P+1],z:y[3*P+2]}})}}var C=i.bitmaps;for(var M in C)if(C.hasOwnProperty(M)){var E=C[M],F=E.pos,k=E.normal,I=E.up;r.yUp&&(F=Zh(F),k=Zh(k),I=Zh(I)),re.addVec3(F,s),o.bitmaps||(o.bitmaps=[]),o.bitmaps.push({bitmap_type:E.type,bitmap_data:E.imageData,location:Jh(F),normal:Jh(k),up:Jh(I),height:E.height})}o.components={visibility:{view_setup_hints:{spaces_visible:!!t.spacesVisible,space_boundaries_visible:!!t.spaceBoundariesVisible,openings_visible:!!t.openingsVisible,spaces_translucent:!!t.spaces_translucent,space_boundaries_translucent:!!t.space_boundaries_translucent,openings_translucent:!!t.openings_translucent}}};var D=new Set(i.opacityObjectIds),S=new Set(i.xrayedObjectIds),T=new Set(i.colorizedObjectIds),L=Object.values(i.objects).filter((function(e){return D.has(e.id)||T.has(e.id)||S.has(e.id)})).reduce((function(t,r){var s,n=$h(r.colorize);r.xrayed?(s=0===i.xrayMaterial.fillAlpha&&0!==i.xrayMaterial.edgeAlpha?.1:i.xrayMaterial.fillAlpha,n=(s=Math.round(255*s).toString(16).padStart(2,"0"))+n):D.has(r.id)&&(n=(s=Math.round(255*r.opacity).toString(16).padStart(2,"0"))+n),t[n]||(t[n]=[]);var o=r.id,a=r.originalSystemId,l={ifc_guid:a,originating_system:e.originatingSystem};return a!==o&&(l.authoring_tool_id=o),t[n].push(l),t}),{}),R=Object.entries(L).map((function(e){var t=A(e,2);return{color:t[0],components:t[1]}}));o.components.coloring=R;var U=i.objectIds,O=i.visibleObjects,N=i.visibleObjectIds,Q=U.filter((function(e){return!O[e]})),V=i.selectedObjectIds;return t.defaultInvisible||N.length<Q.length?(o.components.visibility.exceptions=this._createBCFComponents(N),o.components.visibility.default_visibility=!1):(o.components.visibility.exceptions=this._createBCFComponents(Q),o.components.visibility.default_visibility=!0),o.components.selection=this._createBCFComponents(V),o.components.translucency=this._createBCFComponents(i.xrayedObjectIds),!1!==t.snapshot&&(o.snapshot={snapshot_type:"png",snapshot_data:this.viewer.getSnapshot({format:"png"})}),o}},{key:"_createBCFComponents",value:function(e){for(var t=this.viewer.scene,i=[],r=0,s=e.length;r<s;r++){var n=e[r],o=t.objects[n];if(o){var a={ifc_guid:o.originalSystemId,originating_system:this.originatingSystem};o.originalSystemId!==n&&(a.authoring_tool_id=n),i.push(a)}}return i}},{key:"setViewpoint",value:function(e){var t=this,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(e){var r=this.viewer,s=r.scene,n=s.camera,o=!1!==i.rayCast,a=!1!==i.immediate,l=!1!==i.reset,u=s.realWorldOffset,c=!0===i.reverseClippingPlanes;if(s.clearSectionPlanes(),e.clipping_planes&&e.clipping_planes.length>0&&e.clipping_planes.forEach((function(e){var t=Yh(e.location,Gh),i=Yh(e.direction,Gh);c&&re.negateVec3(i),re.subVec3(t,u),n.yUp&&(t=qh(t),i=qh(i)),new Cn(s,{pos:t,dir:i})})),s.clearLines(),e.lines&&e.lines.length>0){var A=[],h=[],d=0;e.lines.forEach((function(e){e.start_point&&e.end_point&&(A.push(e.start_point.x),A.push(e.start_point.y),A.push(e.start_point.z),A.push(e.end_point.x),A.push(e.end_point.y),A.push(e.end_point.z),h.push(d++),h.push(d++))})),new jh(s,{positions:A,indices:h,clippable:!1,collidable:!0})}if(s.clearBitmaps(),e.bitmaps&&e.bitmaps.length>0&&e.bitmaps.forEach((function(e){var t=e.bitmap_type||"jpg",i=e.bitmap_data,r=Yh(e.location,zh),o=Yh(e.normal,Wh),a=Yh(e.up,Kh),l=e.height||1;t&&i&&r&&o&&a&&(n.yUp&&(r=qh(r),o=qh(o),a=qh(a)),new fo(s,{src:i,type:t,pos:r,normal:o,up:a,clippable:!1,collidable:!0,height:l}))})),l&&(s.setObjectsXRayed(s.xrayedObjectIds,!1),s.setObjectsHighlighted(s.highlightedObjectIds,!1),s.setObjectsSelected(s.selectedObjectIds,!1)),e.components){if(e.components.visibility){e.components.visibility.default_visibility?(s.setObjectsVisible(s.objectIds,!0),e.components.visibility.exceptions&&e.components.visibility.exceptions.forEach((function(e){return t._withBCFComponent(i,e,(function(e){return e.visible=!1}))}))):(s.setObjectsVisible(s.objectIds,!1),e.components.visibility.exceptions&&e.components.visibility.exceptions.forEach((function(e){return t._withBCFComponent(i,e,(function(e){return e.visible=!0}))})));var p=e.components.visibility.view_setup_hints;p&&(!1===p.spaces_visible&&s.setObjectsVisible(r.metaScene.getObjectIDsByType("IfcSpace"),!1),void 0!==p.spaces_translucent&&s.setObjectsXRayed(r.metaScene.getObjectIDsByType("IfcSpace"),!0),p.space_boundaries_visible,!1===p.openings_visible&&s.setObjectsVisible(r.metaScene.getObjectIDsByType("IfcOpening"),!0),p.space_boundaries_translucent,void 0!==p.openings_translucent&&s.setObjectsXRayed(r.metaScene.getObjectIDsByType("IfcOpening"),!0))}e.components.selection&&(s.setObjectsSelected(s.selectedObjectIds,!1),e.components.selection.forEach((function(e){return t._withBCFComponent(i,e,(function(e){return e.selected=!0}))}))),e.components.translucency&&(s.setObjectsXRayed(s.xrayedObjectIds,!1),e.components.translucency.forEach((function(e){return t._withBCFComponent(i,e,(function(e){return e.xrayed=!0}))}))),e.components.coloring&&e.components.coloring.forEach((function(e){var r=e.color,s=0,n=!1;8===r.length&&((s=parseInt(r.substring(0,2),16)/256)<=1&&s>=.95&&(s=1),r=r.substring(2),n=!0);var o=[parseInt(r.substring(0,2),16)/256,parseInt(r.substring(2,4),16)/256,parseInt(r.substring(4,6),16)/256];e.components.map((function(e){return t._withBCFComponent(i,e,(function(e){e.colorize=o,n&&(e.opacity=s)}))}))}))}if(e.perspective_camera||e.orthogonal_camera){var f,v,g,m;if(e.perspective_camera?(f=Yh(e.perspective_camera.camera_view_point,Gh),v=Yh(e.perspective_camera.camera_direction,Gh),g=Yh(e.perspective_camera.camera_up_vector,Gh),n.perspective.fov=e.perspective_camera.field_of_view,m="perspective"):(f=Yh(e.orthogonal_camera.camera_view_point,Gh),v=Yh(e.orthogonal_camera.camera_direction,Gh),g=Yh(e.orthogonal_camera.camera_up_vector,Gh),n.ortho.scale=e.orthogonal_camera.view_to_world_scale,m="ortho"),re.subVec3(f,u),n.yUp&&(f=qh(f),v=qh(v),g=qh(g)),o){var _=s.pick({pickSurface:!0,origin:f,direction:v});v=_?_.worldPos:re.addVec3(f,v,Gh)}else v=re.addVec3(f,v,Gh);a?(n.eye=f,n.look=v,n.up=g,n.projection=m):r.cameraFlight.flyTo({eye:f,look:v,up:g,duration:i.duration,projection:m})}}}},{key:"_withBCFComponent",value:function(e,t,i){var r=this.viewer,s=r.scene;if(t.authoring_tool_id&&t.originating_system===this.originatingSystem){var n=t.authoring_tool_id,o=s.objects[n];if(o)return void i(o);if(e.updateCompositeObjects)if(r.metaScene.metaObjects[n])return void s.withObjects(r.metaScene.getObjectIDsInSubtree(n),i)}if(t.ifc_guid){var a=t.ifc_guid,l=s.objects[a];if(l)return void i(l);if(e.updateCompositeObjects)if(r.metaScene.metaObjects[a])return void s.withObjects(r.metaScene.getObjectIDsInSubtree(a),i);Object.keys(s.models).forEach((function(t){var n=re.globalizeObjectId(t,a),o=s.objects[n];o?i(o):e.updateCompositeObjects&&r.metaScene.metaObjects[n]&&s.withObjects(r.metaScene.getObjectIDsInSubtree(n),i)}))}}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}}]),i}();function Jh(e){return{x:e[0],y:e[1],z:e[2]}}function Yh(e,t){return(t=new Float64Array(3))[0]=e.x,t[1]=e.y,t[2]=e.z,t}function Zh(e){return new Float64Array([e[0],-e[2],e[1]])}function qh(e){return new Float64Array([e[0],e[2],-e[1]])}function $h(e){var t="";return t+=Math.round(255*e[0]).toString(16).padStart(2,"0"),t+=Math.round(255*e[1]).toString(16).padStart(2,"0"),t+=Math.round(255*e[2]).toString(16).padStart(2,"0")}var ed=re.vec3(),td=re.vec3(),id=function(e,t,i,r){var s=e-i,n=t-r;return Math.sqrt(s*s+n*n)};var rd=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,i),(r=t.call(this,e.viewer.scene,s)).plugin=e,r._container=s.container,!r._container)throw"config missing: container";r._eventSubs={};var n=r.plugin.viewer.scene;r._originWorld=re.vec3(),r._targetWorld=re.vec3(),r._wp=new Float64Array(24),r._vp=new Float64Array(24),r._pp=new Float64Array(24),r._cp=new Float64Array(8),r._xAxisLabelCulled=!1,r._yAxisLabelCulled=!1,r._zAxisLabelCulled=!1,r._color=s.color||r.plugin.defaultColor;var o=s.onMouseOver?function(e){s.onMouseOver(e,b(r)),r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseover",e))}:null,a=s.onMouseLeave?function(e){s.onMouseLeave(e,b(r)),r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseleave",e))}:null,l=function(e){r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousedown",e))},u=function(e){r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseup",e))},c=function(e){r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousemove",e))},A=s.onContextMenu?function(e){s.onContextMenu(e,b(r))}:null,h=function(e){r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))};return r._originDot=new ct(n,s.origin,r._container,{fillColor:r._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:c,onContextMenu:A}),r._targetDot=new ct(n,s.target,r._container,{fillColor:r._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:c,onContextMenu:A}),r._lengthWire=new pt(r._container,{color:r._color,thickness:2,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:c,onContextMenu:A}),r._xAxisWire=new pt(r._container,{color:"#FF0000",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:c,onContextMenu:A}),r._yAxisWire=new pt(r._container,{color:"green",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:c,onContextMenu:A}),r._zAxisWire=new pt(r._container,{color:"blue",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:c,onContextMenu:A}),r._lengthLabel=new ft(r._container,{fillColor:r._color,prefix:"",text:"",zIndex:void 0!==e.zIndex?e.zIndex+4:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:c,onContextMenu:A}),r._xAxisLabel=new ft(r._container,{fillColor:"red",prefix:"X",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:c,onContextMenu:A}),r._yAxisLabel=new ft(r._container,{fillColor:"green",prefix:"Y",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:c,onContextMenu:A}),r._zAxisLabel=new ft(r._container,{fillColor:"blue",prefix:"Z",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:c,onContextMenu:A}),r._measurementOrientation="Horizontal",r._wpDirty=!1,r._vpDirty=!1,r._cpDirty=!1,r._sectionPlanesDirty=!0,r._visible=!1,r._originVisible=!1,r._targetVisible=!1,r._useRotationAdjustment=!1,r._wireVisible=!1,r._axisVisible=!1,r._xAxisVisible=!1,r._yAxisVisible=!1,r._zAxisVisible=!1,r._axisEnabled=!0,r._xLabelEnabled=!1,r._yLabelEnabled=!1,r._zLabelEnabled=!1,r._lengthLabelEnabled=!1,r._labelsVisible=!1,r._labelsOnWires=!1,r._clickable=!1,r._originDot.on("worldPos",(function(e){r._originWorld.set(e||[0,0,0]),r._wpDirty=!0,r._needUpdate(0)})),r._targetDot.on("worldPos",(function(e){r._targetWorld.set(e||[0,0,0]),r._wpDirty=!0,r._needUpdate(0)})),r._onViewMatrix=n.camera.on("viewMatrix",(function(){r._vpDirty=!0,r._needUpdate(0)})),r._onProjMatrix=n.camera.on("projMatrix",(function(){r._cpDirty=!0,r._needUpdate()})),r._onCanvasBoundary=n.canvas.on("boundary",(function(){r._cpDirty=!0,r._needUpdate(0)})),r._onMetricsUnits=n.metrics.on("units",(function(){r._cpDirty=!0,r._needUpdate()})),r._onMetricsScale=n.metrics.on("scale",(function(){r._cpDirty=!0,r._needUpdate()})),r._onMetricsOrigin=n.metrics.on("origin",(function(){r._cpDirty=!0,r._needUpdate()})),r._onSectionPlaneUpdated=n.on("sectionPlaneUpdated",(function(){r._sectionPlanesDirty=!0,r._needUpdate()})),r.approximate=s.approximate,r.visible=s.visible,r.originVisible=s.originVisible,r.targetVisible=s.targetVisible,r.wireVisible=s.wireVisible,r.axisVisible=s.axisVisible,r.xAxisVisible=s.xAxisVisible,r.yAxisVisible=s.yAxisVisible,r.zAxisVisible=s.zAxisVisible,r.xLabelEnabled=s.xLabelEnabled,r.yLabelEnabled=s.yLabelEnabled,r.zLabelEnabled=s.zLabelEnabled,r.lengthLabelEnabled=s.lengthLabelEnabled,r.labelsVisible=s.labelsVisible,r.labelsOnWires=s.labelsOnWires,r._useRotationAdjustment=s.useRotationAdjustment,r._axesBasis=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],r}return C(i,[{key:"axesBasis",get:function(){return this._axesBasis},set:function(e){this._axesBasis=e.slice(),this._wpDirty=!0,this._needUpdate(0)}},{key:"_update",value:function(){if(this._visible){var e=this.plugin.viewer.scene;if(this._wpDirty){var t=re.subVec3(this._targetWorld,this._originWorld,td);this._factors=re.transformVec3(this._axesBasis,t),this._measurementOrientation=function(e,t,i){return Math.abs(t[1]-e[1])>i?"Vertical":"Horizontal"}(this._originWorld,this._targetWorld,0),"Vertical"===this._measurementOrientation&&this._useRotationAdjustment?(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._originWorld[0],this._wp[5]=this._originWorld[1],this._wp[6]=this._originWorld[2],this._wp[7]=1,this._wp[8]=this._originWorld[0],this._wp[9]=this._targetWorld[1],this._wp[10]=this._originWorld[2],this._wp[11]=1,this._wp[12]=this._targetWorld[0],this._wp[13]=this._targetWorld[1],this._wp[14]=this._targetWorld[2],this._wp[15]=1):(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._originWorld[0]+this._axesBasis[0]*this._factors[0],this._wp[5]=this._originWorld[1]+this._axesBasis[4]*this._factors[0],this._wp[6]=this._originWorld[2]+this._axesBasis[8]*this._factors[0],this._wp[7]=1,this._wp[8]=this._originWorld[0]+this._axesBasis[0]*this._factors[0]+this._axesBasis[1]*this._factors[1],this._wp[9]=this._originWorld[1]+this._axesBasis[4]*this._factors[0]+this._axesBasis[5]*this._factors[1],this._wp[10]=this._originWorld[2]+this._axesBasis[8]*this._factors[0]+this._axesBasis[9]*this._factors[1],this._wp[11]=1,this._wp[12]=this._targetWorld[0],this._wp[13]=this._targetWorld[1],this._wp[14]=this._targetWorld[2],this._wp[15]=1),this._wpDirty=!1,this._vpDirty=!0}if(this._vpDirty&&(re.transformPositions4(e.camera.viewMatrix,this._wp,this._vp),this._vp[3]=1,this._vp[7]=1,this._vp[11]=1,this._vp[15]=1,this._vpDirty=!1,this._cpDirty=!0),this._sectionPlanesDirty){if(this._isSliced(this._originWorld)||this._isSliced(this._targetWorld))return this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0),this._lengthLabel.setCulled(!0),this._xAxisWire.setCulled(!0),this._yAxisWire.setCulled(!0),this._zAxisWire.setCulled(!0),this._lengthWire.setCulled(!0),this._originDot.setCulled(!0),void this._targetDot.setCulled(!0);this._xAxisLabel.setCulled(!1),this._yAxisLabel.setCulled(!1),this._zAxisLabel.setCulled(!1),this._lengthLabel.setCulled(!1),this._xAxisWire.setCulled(!1),this._yAxisWire.setCulled(!1),this._zAxisWire.setCulled(!1),this._lengthWire.setCulled(!1),this._originDot.setCulled(!1),this._targetDot.setCulled(!1),this._sectionPlanesDirty=!0}var i=this._originDot.viewPos[2],r=this._targetDot.viewPos[2];if(i>-.3||r>-.3)return this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0),this._lengthLabel.setCulled(!0),this._xAxisWire.setVisible(!1),this._yAxisWire.setVisible(!1),this._zAxisWire.setVisible(!1),this._lengthWire.setVisible(!1),this._originDot.setVisible(!1),void this._targetDot.setVisible(!1);if(this._cpDirty){re.transformPositions4(e.camera.project.matrix,this._vp,this._pp);for(var s=this._pp,n=this._cp,o=e.canvas.canvas.getBoundingClientRect(),a=this._container.getBoundingClientRect(),l=o.top-a.top,u=o.left-a.left,c=e.canvas.boundary,A=c[2],h=c[3],d=0,p=this.plugin.viewer.scene.metrics,f=p.scale,v=p.units,g=p.unitsInfo[v].abbrev,m=0,_=s.length;m<_;m+=4)n[d]=u+Math.floor((1+s[m+0]/s[m+3])*A/2),n[d+1]=l+Math.floor((1-s[m+1]/s[m+3])*h/2),d+=2;if(this._lengthWire.setStartAndEnd(n[0],n[1],n[6],n[7]),this._xAxisWire.setStartAndEnd(n[0],n[1],n[2],n[3]),this._yAxisWire.setStartAndEnd(n[2],n[3],n[4],n[5]),this._zAxisWire.setStartAndEnd(n[4],n[5],n[6],n[7]),this.labelsVisible){if(this._lengthLabel.setPosOnWire(n[0],n[1],n[6],n[7]),this.labelsOnWires)this._xAxisLabel.setPosOnWire(n[0],n[1],n[2],n[3]),this._yAxisLabel.setPosOnWire(n[2],n[3],n[4],n[5]),this._zAxisLabel.setPosOnWire(n[4],n[5],n[6],n[7]);else{var y=35;this._xAxisLabel.setPosOnWire(n[0],n[1]+y,n[6],n[7]+y),y+=35,this._yAxisLabel.setPosOnWire(n[0],n[1]+y,n[6],n[7]+y),y+=35,this._zAxisLabel.setPosOnWire(n[0],n[1]+y,n[6],n[7]+y)}var b=this._approximate?" ~ ":" = ";this._length=Math.abs(re.lenVec3(re.subVec3(this._targetWorld,this._originWorld,ed))),this._lengthLabel.setText(b+(this._length*f).toFixed(2)+g);var x=Math.abs(id(n[0],n[1],n[2],n[3])),w=Math.abs(id(n[2],n[3],n[4],n[5])),B=Math.abs(id(n[4],n[5],n[6],n[7])),P=this.plugin.labelMinAxisLength;this.labelsOnWires?(this._xAxisLabelCulled=x<P,this._yAxisLabelCulled=w<P,this._zAxisLabelCulled=B<P):(this._xAxisLabelCulled=!1,this._yAxisLabelCulled=!1,this._zAxisLabelCulled=!1),this._xAxisLabelCulled?this._xAxisLabel.setCulled(!0):(this._xAxisLabel.setText(b+Math.abs(this._factors[0]*f).toFixed(2)+g),this._xAxisLabel.setCulled(!this.axisVisible)),this._yAxisLabelCulled?this._yAxisLabel.setCulled(!0):(this._yAxisLabel.setText(b+Math.abs(this._factors[1]*f).toFixed(2)+g),this._yAxisLabel.setCulled(!this.axisVisible)),this._zAxisLabelCulled?this._zAxisLabel.setCulled(!0):("Vertical"===this._measurementOrientation&&this._useRotationAdjustment?(this._zAxisLabel.setPrefix(""),this._zAxisLabel.setText(b+Math.abs(re.lenVec3(re.subVec3(this._targetWorld,[this._originWorld[0],this._targetWorld[1],this._originWorld[2]],ed))*f).toFixed(2)+g)):(this._zAxisLabel.setPrefix("Z"),this._zAxisLabel.setText(b+Math.abs(this._factors[2]*f).toFixed(2)+g)),this._zAxisLabel.setCulled(!this.axisVisible))}else this._lengthLabel.setCulled(!0),this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0);this._originDot.setVisible(this._visible&&this._originVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._xAxisWire.setVisible(this.axisVisible&&this.xAxisVisible),this._yAxisWire.setVisible(this.axisVisible&&this.yAxisVisible),this._zAxisWire.setVisible(this.axisVisible&&this.zAxisVisible),this._lengthWire.setVisible(this.wireVisible),this._lengthLabel.setCulled(!this.wireVisible),this._cpDirty=!1}}}},{key:"_isSliced",value:function(e){for(var t=this.scene._sectionPlanesState.sectionPlanes,i=0,r=t.length;i<r;i++){var s=t[i];if(re.planeClipsPositions3(s.pos,s.dir,e,4))return!0}return!1}},{key:"approximate",get:function(){return this._approximate},set:function(e){e=!1!==e,this._approximate!==e&&(this._approximate=e,this._cpDirty=!0,this._needUpdate(0))}},{key:"origin",get:function(){return this._originDot}},{key:"target",get:function(){return this._targetDot}},{key:"length",get:function(){this._update();var e=this.plugin.viewer.scene.metrics.scale;return this._length*e}},{key:"color",get:function(){return this._color},set:function(e){this._color=e,this._originDot.setFillColor(e),this._targetDot.setFillColor(e),this._lengthWire.setColor(e),this._lengthLabel.setFillColor(e)}},{key:"visible",get:function(){return this._visible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultVisible,this._visible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._lengthWire.setVisible(this._visible&&this._wireVisible),this._lengthLabel.setVisible(this._visible&&this._wireVisible&&this._lengthLabelEnabled);var t=this._visible&&this._axisVisible&&this._xAxisVisible,i=this._visible&&this._axisVisible&&this._yAxisVisible,r=this._visible&&this._axisVisible&&this._zAxisVisible;this._xAxisWire.setVisible(t),this._yAxisWire.setVisible(i),this._zAxisWire.setVisible(r),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._EnabledVisible),this._yAxisLabel.setVisible(i&&!this._yAxisLabelCulled&&this._yLabelEnabled),this._zAxisLabel.setVisible(r&&!this._zAxisLabelCulled&&this._zLabelEnabled),this._cpDirty=!0,this._needUpdate()}},{key:"originVisible",get:function(){return this._originVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultOriginVisible,this._originVisible=e,this._originDot.setVisible(this._visible&&this._originVisible)}},{key:"targetVisible",get:function(){return this._targetVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultTargetVisible,this._targetVisible=e,this._targetDot.setVisible(this._visible&&this._targetVisible)}},{key:"useRotationAdjustment",get:function(){return this._useRotationAdjustment},set:function(e){e=void 0!==e?Boolean(e):this.plugin.useRotationAdjustment,this._useRotationAdjustment=e}},{key:"axisEnabled",get:function(){return this._axisEnabled},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._axisEnabled=e;var t=this._visible&&this._axisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t&&this._xAxisVisible),this._yAxisWire.setVisible(t&&this._yAxisVisible),this._zAxisWire.setVisible(t&&this._zAxisVisible),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xAxisVisible&&this._xLabelEnabled),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._xAxisVisible&&this._yLabelEnabled),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._xAxisVisible&&this._zLabelEnabled),this._cpDirty=!0,this._needUpdate()}},{key:"axisVisible",get:function(){return this._axisVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._axisVisible=e;var t=this._visible&&this._axisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t&&this._xAxisVisible),this._yAxisWire.setVisible(t&&this._yAxisVisible),this._zAxisWire.setVisible(t&&this._zAxisVisible),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xAxisVisible),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._yAxisVisible),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._zAxisVisible),this._cpDirty=!0,this._needUpdate()}},{key:"xAxisVisible",get:function(){return this._xAxisVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._xAxisVisible=e;var t=this._visible&&this._axisVisible&&this._xAxisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xLabelEnabled),this._cpDirty=!0,this._needUpdate()}},{key:"yAxisVisible",get:function(){return this._yAxisVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._yAxisVisible=e;var t=this._visible&&this._axisVisible&&this._yAxisVisible&&this._axisEnabled;this._yAxisWire.setVisible(t),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._yLabelEnabled),this._cpDirty=!0,this._needUpdate()}},{key:"zAxisVisible",get:function(){return this._zAxisVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._zAxisVisible=e;var t=this._visible&&this._axisVisible&&this._zAxisVisible&&this._axisEnabled;this._zAxisWire.setVisible(t),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._zLabelEnabled),this._cpDirty=!0,this._needUpdate()}},{key:"wireVisible",get:function(){return this._wireVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultWireVisible,this._wireVisible=e;var t=this._visible&&this._wireVisible;this._lengthLabel.setVisible(t&&this._lengthLabelEnabled),this._lengthWire.setVisible(t)}},{key:"labelsVisible",get:function(){return this._labelsVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsVisible,this._labelsVisible=e;var t=this._visible&&this._labelsVisible;this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._xLabelEnabled),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._yLabelEnabled),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._zLabelEnabled),this._lengthLabel.setVisible(t&&this._lengthLabelEnabled),this._cpDirty=!0,this._needUpdate()}},{key:"xLabelEnabled",get:function(){return this._xLabelEnabled},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultXLabelEnabled,this._xLabelEnabled=e;var t=this._visible&&this._labelsVisible;this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._xLabelEnabled),this._cpDirty=!0,this._needUpdate()}},{key:"yLabelEnabled",get:function(){return this._yLabelEnabled},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultYLabelEnabled,this._yLabelEnabled=e;var t=this._visible&&this._labelsVisible;this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._yLabelEnabled),this._cpDirty=!0,this._needUpdate()}},{key:"zLabelEnabled",get:function(){return this._zLabelEnabled},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultZLabelEnabled,this._zLabelEnabled=e;var t=this._visible&&this._labelsVisible;this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._zLabelEnabled),this._cpDirty=!0,this._needUpdate()}},{key:"lengthLabelEnabled",get:function(){return this._lengthLabelEnabled},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultLengthLabelEnabled,this._lengthLabelEnabled=e;var t=this._visible&&this._labelsVisible;this._lengthLabel.setVisible(t&&!this._lengthAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._lengthLabelEnabled),this._cpDirty=!0,this._needUpdate()}},{key:"labelsOnWires",get:function(){return this._labelsOnWires},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsOnWires,this._labelsOnWires=e}},{key:"setHighlighted",value:function(e){this._originDot.setHighlighted(e),this._targetDot.setHighlighted(e),this._xAxisWire.setHighlighted(e),this._yAxisWire.setHighlighted(e),this._zAxisWire.setHighlighted(e),this._xAxisLabel.setHighlighted(e),this._yAxisLabel.setHighlighted(e),this._zAxisLabel.setHighlighted(e),this._lengthWire.setHighlighted(e),this._lengthLabel.setHighlighted(e)}},{key:"clickable",get:function(){return this._clickable},set:function(e){e=!!e,this._clickable=e,this._originDot.setClickable(this._clickable),this._targetDot.setClickable(this._clickable),this._xAxisWire.setClickable(this._clickable),this._yAxisWire.setClickable(this._clickable),this._zAxisWire.setClickable(this._clickable),this._lengthWire.setClickable(this._clickable),this._xAxisLabel.setClickable(this._clickable),this._yAxisLabel.setClickable(this._clickable),this._zAxisLabel.setClickable(this._clickable),this._lengthLabel.setClickable(this._clickable)}},{key:"destroy",value:function(){var e=this.plugin.viewer.scene,t=e.metrics;this._onViewMatrix&&e.camera.off(this._onViewMatrix),this._onProjMatrix&&e.camera.off(this._onProjMatrix),this._onCanvasBoundary&&e.canvas.off(this._onCanvasBoundary),this._onMetricsUnits&&t.off(this._onMetricsUnits),this._onMetricsScale&&t.off(this._onMetricsScale),this._onMetricsOrigin&&t.off(this._onMetricsOrigin),this._onSectionPlaneUpdated&&e.off(this._onSectionPlaneUpdated),this._originDot.destroy(),this._targetDot.destroy(),this._xAxisWire.destroy(),this._yAxisWire.destroy(),this._zAxisWire.destroy(),this._lengthLabel.destroy(),this._xAxisLabel.destroy(),this._yAxisLabel.destroy(),this._zAxisLabel.destroy(),this._lengthWire.destroy(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),sd=function(e){g(i,Ce);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"active",get:function(){}},{key:"snapping",get:function(){return!0},set:function(e){}},{key:"activate",value:function(){}},{key:"deactivate",value:function(){}},{key:"reset",value:function(){}},{key:"currentMeasurement",get:function(){return null}},{key:"destroy",value:function(){}}]),i}(),nd=function(e){g(i,sd);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e.viewer.scene))._canvasToPagePos=s.canvasToPagePos,r.pointerLens=s.pointerLens,r._active=!1,r._currentDistanceMeasurement=null,r._currentDistanceMeasurementInitState={wireVisible:null,axisVisible:null,xAxisVisible:null,yaxisVisible:null,zAxisVisible:null,targetVisible:null},r._initMarkerDiv(),r._snapping=!1!==s.snapping,r._mouseState=0,r._attachPlugin(e,s),r}return C(i,[{key:"_initMarkerDiv",value:function(){var e=document.createElement("div"),t=this.scene.canvas.canvas;t.parentNode.insertBefore(e,t),e.style.background="black",e.style.border="2px solid blue",e.style.borderRadius="10px",e.style.width="5px",e.style.height="5px",e.style.top="-200px",e.style.left="-200px",e.style.margin="0 0",e.style.zIndex="100",e.style.position="absolute",e.style.pointerEvents="none",this._markerDiv=e}},{key:"_destroyMarkerDiv",value:function(){this._markerDiv&&(this._markerDiv.parentNode.removeChild(this._markerDiv),this._markerDiv=null)}},{key:"_attachPlugin",value:function(e){this.distanceMeasurementsPlugin=e,this.plugin=e}},{key:"active",get:function(){return this._active}},{key:"snapping",get:function(){return this._snapping},set:function(e){this._snapping=e}},{key:"activate",value:function(){var e=this;if(!this._active){this._markerDiv||this._initMarkerDiv(),this.fire("activated",!0);var t=this.distanceMeasurementsPlugin,i=this.scene,r=t.viewer.cameraControl,s=i.canvas.canvas;i.input;var n,o,a=!1,l=re.vec3(),u=re.vec2(),c=null;this._mouseState=0;var A=function e(t){return t.offsetTop+(t.offsetParent&&t.offsetParent!==s.parentNode&&e(t.offsetParent))},h=function e(t){return t.offsetLeft+(t.offsetParent&&t.offsetParent!==s.parentNode&&e(t.offsetParent))},d=re.vec2(),p=function(t){var i=t.snappedCanvasPos||t.canvasPos;a=!0,l.set(t.worldPos),u.set(t.canvasPos),0===e._mouseState?(e._canvasToPagePos?(e._canvasToPagePos(s,i,d),e._markerDiv.style.left="".concat(d[0]-5,"px"),e._markerDiv.style.top="".concat(d[1]-5,"px")):(e._markerDiv.style.left="".concat(h(s)+i[0]-5,"px"),e._markerDiv.style.top="".concat(A(s)+i[1]-5,"px")),e._markerDiv.style.background="pink",t.snappedToVertex||t.snappedToEdge?(e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=t.canvasPos,e.pointerLens.snappedCanvasPos=t.snappedCanvasPos||t.canvasPos,e.pointerLens.snapped=!0),e._markerDiv.style.background="greenyellow",e._markerDiv.style.border="2px solid green"):(e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=t.canvasPos,e.pointerLens.snappedCanvasPos=t.canvasPos,e.pointerLens.snapped=!1),e._markerDiv.style.background="pink",e._markerDiv.style.border="2px solid red"),c=t.entity):(e._markerDiv.style.left="-10000px",e._markerDiv.style.top="-10000px"),s.style.cursor="pointer",e._currentDistanceMeasurement&&(e._currentDistanceMeasurement.wireVisible=e._currentDistanceMeasurementInitState.wireVisible,e._currentDistanceMeasurement.axisVisible=e._currentDistanceMeasurementInitState.axisVisible&&e.distanceMeasurementsPlugin.defaultAxisVisible,e._currentDistanceMeasurement.xAxisVisible=e._currentDistanceMeasurementInitState.xAxisVisible&&e.distanceMeasurementsPlugin.defaultXAxisVisible,e._currentDistanceMeasurement.yAxisVisible=e._currentDistanceMeasurementInitState.yAxisVisible&&e.distanceMeasurementsPlugin.defaultYAxisVisible,e._currentDistanceMeasurement.zAxisVisible=e._currentDistanceMeasurementInitState.zAxisVisible&&e.distanceMeasurementsPlugin.defaultZAxisVisible,e._currentDistanceMeasurement.targetVisible=e._currentDistanceMeasurementInitState.targetVisible,e._currentDistanceMeasurement.target.worldPos=l.slice(),e._markerDiv.style.left="-10000px",e._markerDiv.style.top="-10000px")};this._onHoverSnapOrSurface=r.on("hoverSnapOrSurface",(function(t){e._snapping&&p(t)})),this._onHoverSurface=r.on("hoverSurface",(function(t){e._snapping||p(t)})),s.addEventListener("mousedown",this._onMouseDown=function(e){1===e.which&&(n=e.clientX,o=e.clientY)}),s.addEventListener("mouseup",this._onMouseUp=function(i){1===i.which&&(i.clientX>n+20||i.clientX<n-20||i.clientY>o+20||i.clientY<o-20||(e._currentDistanceMeasurement?a?(e._currentDistanceMeasurement.target.entity=c,c=null,e._currentDistanceMeasurement.clickable=!0,e.distanceMeasurementsPlugin.fire("measurementEnd",e._currentDistanceMeasurement),e._currentDistanceMeasurement=null):(e._currentDistanceMeasurement.destroy(),e.distanceMeasurementsPlugin.fire("measurementCancel",e._currentDistanceMeasurement),e._currentDistanceMeasurement=null,c=null):a&&(e._currentDistanceMeasurement=t.createMeasurement({id:re.createUUID(),origin:{worldPos:l.slice(),entity:c},target:{worldPos:l.slice(),entity:c},approximate:!0}),e._currentDistanceMeasurementInitState.axisVisible=e._currentDistanceMeasurement.axisVisible&&e.distanceMeasurementsPlugin.defaultAxisVisible,e._currentDistanceMeasurementInitState.xAxisVisible=e._currentDistanceMeasurement.xAxisVisible&&e.distanceMeasurementsPlugin.defaultXAxisVisible,e._currentDistanceMeasurementInitState.yAxisVisible=e._currentDistanceMeasurement.yAxisVisible&&e.distanceMeasurementsPlugin.defaultYAxisVisible,e._currentDistanceMeasurementInitState.zAxisVisible=e._currentDistanceMeasurement.zAxisVisible&&e.distanceMeasurementsPlugin.defaultZAxisVisible,e._currentDistanceMeasurementInitState.wireVisible=e._currentDistanceMeasurement.wireVisible,e._currentDistanceMeasurementInitState.targetVisible=e._currentDistanceMeasurement.targetVisible,e._currentDistanceMeasurement.clickable=!1,e._currentDistanceMeasurement.origin.entity=c,c=null,e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement))))});var f=function(t){e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=t.canvasPos,e.pointerLens.snappedCanvasPos=t.snappedCanvasPos||t.canvasPos),a=!1,e._markerDiv.style.left="-100px",e._markerDiv.style.top="-100px",e._currentDistanceMeasurement&&(e._currentDistanceMeasurement.wireVisible=!1,e._currentDistanceMeasurement.targetVisible=!1,e._currentDistanceMeasurement.axisVisible=!1),s.style.cursor="default"};this._onHoverSnapOrSurfaceOff=r.on("hoverSnapOrSurfaceOff",(function(t){e._snapping&&f(t)})),this._onHoverOff=r.on("hoverOff",(function(t){e._snapping||f(t)})),this._active=!0}}},{key:"deactivate",value:function(){if(this._active){this.fire("activated",!1),this.pointerLens&&(this.pointerLens.visible=!1),this.reset();var e=this.scene.canvas.canvas;e.removeEventListener("mousedown",this._onMouseDown),e.removeEventListener("mouseup",this._onMouseUp);var t=this.distanceMeasurementsPlugin.viewer.cameraControl;t.off(this._onHoverSnapOrSurface),t.off(this._onHoverSurface),t.off(this._onHoverSnapOrSurfaceOff),t.off(this._onHoverOff),this._active=!1}}},{key:"reset",value:function(){this._active&&(this._destroyMarkerDiv(),this._initMarkerDiv(),this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._mouseState=0)}},{key:"currentMeasurement",get:function(){return this._currentDistanceMeasurement}},{key:"destroy",value:function(){this.deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),od=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"DistanceMeasurements",e))._pointerLens=s.pointerLens,r._container=s.container||document.body,r._defaultControl=null,r._measurements={},r.labelMinAxisLength=s.labelMinAxisLength,r.defaultVisible=!1!==s.defaultVisible,r.defaultOriginVisible=!1!==s.defaultOriginVisible,r.defaultTargetVisible=!1!==s.defaultTargetVisible,r.defaultWireVisible=!1!==s.defaultWireVisible,r.defaultXLabelEnabled=!1!==s.defaultXLabelEnabled,r.defaultYLabelEnabled=!1!==s.defaultYLabelEnabled,r.defaultZLabelEnabled=!1!==s.defaultZLabelEnabled,r.defaultLengthLabelEnabled=!1!==s.defaultLengthLabelEnabled,r.defaultLabelsVisible=!1!==s.defaultLabelsVisible,r.defaultAxisVisible=!1!==s.defaultAxisVisible,r.defaultXAxisVisible=!1!==s.defaultXAxisVisible,r.defaultYAxisVisible=!1!==s.defaultYAxisVisible,r.defaultZAxisVisible=!1!==s.defaultZAxisVisible,r.defaultColor=void 0!==s.defaultColor?s.defaultColor:"#00BBFF",r.zIndex=s.zIndex||1e4,r.defaultLabelsOnWires=!1!==s.defaultLabelsOnWires,r.useRotationAdjustment=void 0!==s.useRotationAdjustment&&!1!==s.useRotationAdjustment,r._onMouseOver=function(e,t){r.fire("mouseOver",{plugin:b(r),distanceMeasurement:t,measurement:t,event:e})},r._onMouseLeave=function(e,t){r.fire("mouseLeave",{plugin:b(r),distanceMeasurement:t,measurement:t,event:e})},r._onContextMenu=function(e,t){r.fire("contextMenu",{plugin:b(r),distanceMeasurement:t,measurement:t,event:e})},r}return C(i,[{key:"getContainerElement",value:function(){return this._container}},{key:"send",value:function(e,t){}},{key:"pointerLens",get:function(){return this._pointerLens}},{key:"control",get:function(){return this._defaultControl||(this._defaultControl=new nd(this,{})),this._defaultControl}},{key:"measurements",get:function(){return this._measurements}},{key:"labelMinAxisLength",get:function(){return this._labelMinAxisLength},set:function(e){e<1&&(this.error("labelMinAxisLength must be >= 1; defaulting to 25"),e=25),this._labelMinAxisLength=e||25}},{key:"useRotationAdjustment",get:function(){return this._useRotationAdjustment},set:function(e){e=void 0!==e&&Boolean(e),this._useRotationAdjustment=e}},{key:"createMeasurement",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.viewer.scene.components[t.id]&&(this.error("Viewer scene component with this ID already exists: "+t.id),delete t.id);var i=t.origin,r=t.target,s=new rd(this,{id:t.id,plugin:this,container:this._container,origin:{entity:i.entity,worldPos:i.worldPos},target:{entity:r.entity,worldPos:r.worldPos},visible:t.visible,wireVisible:t.wireVisible,axisVisible:!1!==t.axisVisible&&!1!==this.defaultAxisVisible,xAxisVisible:!1!==t.xAxisVisible&&!1!==this.defaultXAxisVisible,yAxisVisible:!1!==t.yAxisVisible&&!1!==this.defaultYAxisVisible,zAxisVisible:!1!==t.zAxisVisible&&!1!==this.defaultZAxisVisible,xLabelEnabled:!1!==t.xLabelEnabled&&!1!==this.defaultXLabelEnabled,yLabelEnabled:!1!==t.yLabelEnabled&&!1!==this.defaultYLabelEnabled,zLabelEnabled:!1!==t.zLabelEnabled&&!1!==this.defaultZLabelEnabled,lengthLabelEnabled:!1!==t.lengthLabelEnabled&&!1!==this.defaultLengthLabelEnabled,labelsVisible:!1!==t.labelsVisible&&!1!==this.defaultLabelsVisible,useRotationAdjustment:this.useRotationAdjustment,originVisible:t.originVisible,targetVisible:t.targetVisible,color:t.color,labelsOnWires:!1!==t.labelsOnWires&&!1!==this.defaultLabelsOnWires,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._measurements[s.id]=s,s.clickable=!0,s.on("destroyed",(function(){delete e._measurements[s.id]})),this.fire("measurementCreated",s),s}},{key:"destroyMeasurement",value:function(e){var t=this._measurements[e];t?(t.destroy(),this.fire("measurementDestroyed",t)):this.log("DistanceMeasurement not found: "+e)}},{key:"setLabelsShown",value:function(e){for(var t=0,i=Object.entries(this.measurements);t<i.length;t++){var r=A(i[t],2);r[0];r[1].labelShown=e}}},{key:"setAxisVisible",value:function(e){for(var t=0,i=Object.entries(this.measurements);t<i.length;t++){var r=A(i[t],2);r[0];r[1].axisVisible=e}this.defaultAxisVisible=e}},{key:"getAxisVisible",value:function(){return this.defaultAxisVisible}},{key:"clear",value:function(){for(var e=Object.keys(this._measurements),t=0,i=e.length;t<i;t++)this.destroyMeasurement(e[t])}},{key:"destroy",value:function(){this.clear(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),ad=function(e){g(i,sd);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e.viewer.scene)).pointerLens=s.pointerLens,r.pointerCircle=new Re(e.viewer),r._active=!1;var n=document.createElement("div"),o=r.scene.canvas.canvas;return o.parentNode.insertBefore(n,o),n.style.background="black",n.style.border="2px solid blue",n.style.borderRadius="10px",n.style.width="5px",n.style.height="5px",n.style.margin="-200px -200px",n.style.zIndex="100",n.style.position="absolute",n.style.pointerEvents="none",r.markerDiv=n,r._currentDistanceMeasurement=null,r._currentDistanceMeasurementInitState={wireVisible:null,axisVisible:null,xAxisVisible:null,yaxisVisible:null,zAxisVisible:null,targetVisible:null},r._longTouchTimeoutMs=300,r._snapping=!1!==s.snapping,r._attachPlugin(e,s),r}return C(i,[{key:"_attachPlugin",value:function(e){this.distanceMeasurementsPlugin=e,this.plugin=e}},{key:"active",get:function(){return this._active}},{key:"snapping",get:function(){return this._snapping},set:function(e){this._snapping=e}},{key:"activate",value:function(){var e=this;if(!this._active){var t=this.plugin,i=this.scene,r=i.canvas.canvas;t.pointerLens;var s=re.vec3(),n=20,o=null;this._touchState=0;var a=re.vec2(),l=re.vec2(),u=re.vec2(),c=null,A=function(){e.plugin.viewer.cameraControl.active=!1},h=function(){e.plugin.viewer.cameraControl.active=!0};r.addEventListener("touchstart",this._onCanvasTouchStart=function(u){var d=u.touches.length;if(1===d){var p=u.touches[0],f=r.getBoundingClientRect(),v=p.clientX-f.left,g=p.clientY-f.top;switch(a.set([v,g]),l.set([v,g]),e._touchState){case 0:if(1!==d&&null!==o)return o&&(clearTimeout(o),o=null),e._currentDistanceMeasurement&&(e._currentDistanceMeasurement.destroy(),e._currentDistanceMeasurement=null),h(),void(e._touchState=0);var m=i.pick({canvasPos:l,snapping:e._snapping,snapToEdge:e._snapping});if(m&&m.snapped)s.set(m.worldPos),e.pointerCircle.start(m.snappedCanvasPos);else{var _=i.pick({canvasPos:l,pickSurface:!0});if(!_||!_.worldPos)return;s.set(_.worldPos),e.pointerCircle.start(_.canvasPos)}o=setTimeout((function(){1!==d||l[0]>a[0]+n||l[0]<a[0]-n||l[1]>a[1]+n||l[1]<a[1]-n||(e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=a,e.pointerLens.cursorPos=a),e.pointerLens&&(e.pointerLens.canvasPos=l,e.pointerLens.snapped=!1),e.pointerLens&&(e.pointerLens.cursorPos=m.canvasPos,e.pointerLens.snapped=!0),e._currentDistanceMeasurement?e._currentDistanceMeasurement.origin.worldPos=s:(e._currentDistanceMeasurement=t.createMeasurement({id:re.createUUID(),origin:{worldPos:s,entity:m.entity},target:{worldPos:s,entity:m.entity}}),e._currentDistanceMeasurement.labelsVisible=!1,e._currentDistanceMeasurement.xAxisVisible=!1,e._currentDistanceMeasurement.yAxisVisible=!1,e._currentDistanceMeasurement.zAxisVisible=!1,e._currentDistanceMeasurement.wireVisible=!1,e._currentDistanceMeasurement.originVisible=!0,e._currentDistanceMeasurement.targetVisible=!1,e._currentDistanceMeasurement.clickable=!1),e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement),e._touchState=2,A())}),e._longTouchTimeoutMs),e._touchState=1,c=p.identifier;break;case 3:if(1!==d&&null!==o)return clearTimeout(o),void(o=null);1===d&&(o=setTimeout((function(){if(o=null,!(1!==d||l[0]>a[0]+n||l[0]<a[0]-n||l[1]>a[1]+n||l[1]<a[1]-n)){e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=a,e.pointerLens.snapped=!1);var t=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping});if(t&&t.snapped)e.pointerLens&&(e.pointerLens.cursorPos=t.snappedCanvasPos,e.pointerLens.snapped=!0),e.pointerCircle.start(t.snappedCanvasPos),s.set(t.worldPos),e._currentDistanceMeasurement.target.worldPos=t.worldPos,e._currentDistanceMeasurement.target.entity=t.entity,e._currentDistanceMeasurement.targetVisible=!0,e._currentDistanceMeasurement.wireVisible=!0,e._currentDistanceMeasurement.labelsVisible=!0,e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement);else{var r=i.pick({canvasPos:l,pickSurface:!0});r&&r.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=r.canvasPos,e.pointerLens.snapped=!1),e.pointerCircle.start(r.canvasPos),s.set(r.worldPos),e._currentDistanceMeasurement.target.worldPos=r.worldPos,e._currentDistanceMeasurement.target.entity=r.entity,e._currentDistanceMeasurement.targetVisible=!0,e._currentDistanceMeasurement.wireVisible=!0,e._currentDistanceMeasurement.labelsVisible=!0,e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement)):e.pointerLens&&(e.pointerLens.cursorPos=null,e.pointerLens.snapped=!1)}e._touchState=5,A()}}),e._longTouchTimeoutMs),e._touchState=4),c=p.identifier;break;default:return null!==o&&(clearTimeout(o),o=null),void(e._touchState=7)}}else o&&(clearTimeout(o),o=null)},{passive:!0}),r.addEventListener("touchmove",(function(n){e.pointerCircle.stop();var a=n.touches.length;if(1===a&&1===n.changedTouches.length){var u,A,h=n.touches[0],d=r.getBoundingClientRect(),p=h.clientX-d.left,f=h.clientY-d.top;if(h.identifier===c)switch(l.set([p,f]),e._touchState){case 2:e.pointerLens&&(e.pointerLens.canvasPos=l),(u=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping}))&&u.snapped?(e.pointerLens&&(e.pointerLens.snappedCanvasPos=u.snappedCanvasPos,e.pointerLens.snapped=!0),s.set(u.worldPos),e._currentDistanceMeasurement?e._currentDistanceMeasurement.origin.worldPos=u.worldPos:(e._currentDistanceMeasurement=t.createMeasurement({id:re.createUUID(),origin:{worldPos:u.worldPos,entity:u.entity},target:{worldPos:u.worldPos,entity:u.entity}}),e._currentDistanceMeasurement.labelsVisible=!1,e._currentDistanceMeasurement.xAxisVisible=!1,e._currentDistanceMeasurement.yAxisVisible=!1,e._currentDistanceMeasurement.zAxisVisible=!1,e._currentDistanceMeasurement.wireVisible=!1,e._currentDistanceMeasurement.originVisible=!0,e._currentDistanceMeasurement.targetVisible=!1,e._currentDistanceMeasurement.clickable=!1),e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement)):(A=i.pick({canvasPos:l,pickSurface:!0}))&&A.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=A.canvasPos,e.pointerLens.snapped=!1),s.set(A.worldPos),e._currentDistanceMeasurement?e._currentDistanceMeasurement.origin.worldPos=A.worldPos:(e._currentDistanceMeasurement=t.createMeasurement({id:re.createUUID(),origin:{worldPos:A.worldPos,entity:A.entity},target:{worldPos:A.worldPos,entity:A.entity}}),e._currentDistanceMeasurement.labelsVisible=!1,e._currentDistanceMeasurement.xAxisVisible=!1,e._currentDistanceMeasurement.yAxisVisible=!1,e._currentDistanceMeasurement.zAxisVisible=!1,e._currentDistanceMeasurement.wireVisible=!1,e._currentDistanceMeasurement.originVisible=!0,e._currentDistanceMeasurement.targetVisible=!1,e._currentDistanceMeasurement.clickable=!1),e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement)):e.pointerLens&&(e.pointerLens.cursorPos=null,e.pointerLens.snapped=!1),e._touchState=2;break;case 5:if(1!==a&&null!==o)return clearTimeout(o),o=null,e.pointerLens&&(e.pointerLens.visible=!1),void(e._touchState=7);e.pointerLens&&(e.pointerLens.canvasPos=l),(u=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping}))&&u.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=u.snappedCanvasPos,e.pointerLens.snapped=!0),e._currentDistanceMeasurement.target.worldPos=u.worldPos,e._currentDistanceMeasurement.target.entity=u.entity,e._currentDistanceMeasurement.targetVisible=!0,e._currentDistanceMeasurement.wireVisible=!0,e._currentDistanceMeasurement.labelsVisible=!0):(A=i.pick({canvasPos:l,pickSurface:!0}))&&A.worldPos&&(e.pointerLens&&(e.pointerLens.cursorPos=A.canvasPos,e.pointerLens.snapped=!1),e._currentDistanceMeasurement.target.worldPos=A.worldPos,e._currentDistanceMeasurement.target.entity=A.entity,e._currentDistanceMeasurement.targetVisible=!0,e._currentDistanceMeasurement.wireVisible=!0,e._currentDistanceMeasurement.labelsVisible=!0),e._touchState=5}}else o&&(clearTimeout(o),o=null)}),{passive:!0}),r.addEventListener("touchend",this._onCanvasTouchEnd=function(s){e.pointerCircle.stop();var A=s.changedTouches.length;if(1===A){var d=s.changedTouches[0],p=r.getBoundingClientRect(),f=d.clientX-p.left,v=d.clientY-p.top;if(d.identifier===c)switch(o&&(clearTimeout(o),o=null),u.set([f,v]),e._touchState){case 1:if(1!==A||f>a[0]+n||f<a[0]-n||v>a[1]+n||v<a[1]-n)return void(e._touchState=0);var g=i.pick({canvasPos:l,pickSurface:!0});g&&g.worldPos?(e._currentDistanceMeasurement=t.createMeasurement({id:re.createUUID(),origin:{worldPos:g.worldPos,entity:g.entity},target:{worldPos:g.worldPos,entity:g.entity}}),e._currentDistanceMeasurement.labelsVisible=!1,e._currentDistanceMeasurement.xAxisVisible=!1,e._currentDistanceMeasurement.yAxisVisible=!1,e._currentDistanceMeasurement.zAxisVisible=!1,e._currentDistanceMeasurement.wireVisible=!1,e._currentDistanceMeasurement.originVisible=!0,e._currentDistanceMeasurement.targetVisible=!1,e._currentDistanceMeasurement.clickable=!1,e._touchState=3,e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement)):(e._currentDistanceMeasurement&&e._currentDistanceMeasurement.destroy(),e._touchState=0),h();break;case 2:e.pointerLens&&(e.pointerLens.visible=!1),e._currentDistanceMeasurement?e._touchState=3:(e.pointerLens&&(e.pointerLens.snapped=!1,e.pointerLens.visible=!1),e._touchState=0),h();break;case 4:if(1!==A||f>a[0]+n||f<a[0]-n||v>a[1]+n||v<a[1]-n)return void(e._touchState=3);var m=i.pick({canvasPos:l,pickSurface:!0});m&&m.worldPos?(e._currentDistanceMeasurement.target.worldPos=m.worldPos,e._currentDistanceMeasurement.target.entity=m.entity,e._currentDistanceMeasurement.targetVisible=!0,e._currentDistanceMeasurement.wireVisible=!0,e._currentDistanceMeasurement.labelsVisible=!0,e._currentDistanceMeasurement.xAxisVisible=!0,e._currentDistanceMeasurement.yAxisVisible=!0,e._currentDistanceMeasurement.zAxisVisible=!0,e._currentDistanceMeasurement.clickable=!0,e.distanceMeasurementsPlugin.fire("measurementEnd",e._currentDistanceMeasurement),e._currentDistanceMeasurement=null):e._currentDistanceMeasurement&&(e._currentDistanceMeasurement.destroy(),e._currentDistanceMeasurement=null),e._touchState=0,h();break;case 5:console.log("long touch"),e.pointerLens&&(e.pointerLens.visible=!1),e._currentDistanceMeasurement&&e._currentDistanceMeasurement.targetVisible?(e._currentDistanceMeasurement.clickable=!0,e.distanceMeasurementsPlugin.fire("measurementEnd",e._currentDistanceMeasurement),e._currentDistanceMeasurement=null,e._touchState=0):(e._currentDistanceMeasurement&&(e._currentDistanceMeasurement.destroy(),e._currentDistanceMeasurement=null),e._touchState=0),h()}}},{passive:!0}),this._active=!0}}},{key:"deactivate",value:function(){if(this._active){this.plugin.pointerLens&&(this.plugin.pointerLens.visible=!1),this.reset();var e=this.plugin.viewer.scene.canvas.canvas;e.removeEventListener("touchstart",this._onCanvasTouchStart),e.removeEventListener("touchend",this._onCanvasTouchEnd),this._active=!1,this.plugin.viewer.cameraControl.active=!0}}},{key:"reset",value:function(){this._active&&this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null)}},{key:"currentMeasurement",get:function(){return this._currentDistanceMeasurement}},{key:"destroy",value:function(){this.deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),ld=function(e){g(i,Ce);var t=_(i);function i(e,r,s,n){var o;B(this,i);var a=e.plugin.viewer;o=t.call(this,a.scene);var l=ht({viewer:a,handleMouseEvents:s,handleTouchEvents:n,pointerLens:r.pointerLens,dots:[e.origin,e.target],ray2WorldPos:function(e,t,i){return function e(t){var r=a.scene.pick({canvasPos:i,snapToEdge:t,snapToVertex:t,pickSurface:!0});return r&&r.worldPos?r.worldPos:t&&e(!1)}(!!r.snapping)},onEnd:function(e,t){var i=!re.compareVec3(e,t.worldPos);return i&&o.fire("edited"),i}}),u=e.on("destroyed",l);return o._deactivate=function(){e.off("destroyed",u),l()},o}return C(i,[{key:"deactivate",value:function(){this._deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),ud=function(e){g(i,ld);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,!0,!1)}return C(i)}(),cd=function(e){g(i,ld);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,!1,!0)}return C(i)}(),Ad=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,"FastNav",e))._hideColorTexture=!1!==s.hideColorTexture,r._hidePBR=!1!==s.hidePBR,r._hideSAO=!1!==s.hideSAO,r._hideEdges=!1!==s.hideEdges,r._hideTransparentObjects=!!s.hideTransparentObjects,r._scaleCanvasResolution=!!s.scaleCanvasResolution,r._defaultScaleCanvasResolutionFactor=s.defaultScaleCanvasResolutionFactor||1,r._scaleCanvasResolutionFactor=s.scaleCanvasResolutionFactor||.6,r._delayBeforeRestore=!1!==s.delayBeforeRestore,r._delayBeforeRestoreSeconds=s.delayBeforeRestoreSeconds||.5;var n=1e3*r._delayBeforeRestoreSeconds,o=!1,a=function(){n=1e3*r._delayBeforeRestoreSeconds,o||(e.scene._renderer.setColorTextureEnabled(!r._hideColorTexture),e.scene._renderer.setPBREnabled(!r._hidePBR),e.scene._renderer.setSAOEnabled(!r._hideSAO),e.scene._renderer.setTransparentEnabled(!r._hideTransparentObjects),e.scene._renderer.setEdgesEnabled(!r._hideEdges),r._scaleCanvasResolution?e.scene.canvas.resolutionScale=r._scaleCanvasResolutionFactor:e.scene.canvas.resolutionScale=r._defaultScaleCanvasResolutionFactor,o=!0)},l=function(){e.scene.canvas.resolutionScale=r._defaultScaleCanvasResolutionFactor,e.scene._renderer.setEdgesEnabled(!0),e.scene._renderer.setColorTextureEnabled(!0),e.scene._renderer.setPBREnabled(!0),e.scene._renderer.setSAOEnabled(!0),e.scene._renderer.setTransparentEnabled(!0),o=!1};r._onCanvasBoundary=e.scene.canvas.on("boundary",a),r._onCameraMatrix=e.scene.camera.on("matrix",a),r._onSceneTick=e.scene.on("tick",(function(e){o&&(n-=e.deltaTime,(!r._delayBeforeRestore||n<=0)&&l())}));var u=!1;return r._onSceneMouseDown=e.scene.input.on("mousedown",(function(){u=!0})),r._onSceneMouseUp=e.scene.input.on("mouseup",(function(){u=!1})),r._onSceneMouseMove=e.scene.input.on("mousemove",(function(){u&&a()})),r}return C(i,[{key:"hideColorTexture",get:function(){return this._hideColorTexture},set:function(e){this._hideColorTexture=e}},{key:"hidePBR",get:function(){return this._hidePBR},set:function(e){this._hidePBR=e}},{key:"hideSAO",get:function(){return this._hideSAO},set:function(e){this._hideSAO=e}},{key:"hideEdges",get:function(){return this._hideEdges},set:function(e){this._hideEdges=e}},{key:"hideTransparentObjects",get:function(){return this._hideTransparentObjects},set:function(e){this._hideTransparentObjects=!1!==e}},{key:"scaleCanvasResolution",get:function(){return this._scaleCanvasResolution},set:function(e){this._scaleCanvasResolution=e}},{key:"defaultScaleCanvasResolutionFactor",get:function(){return this._defaultScaleCanvasResolutionFactor},set:function(e){this._defaultScaleCanvasResolutionFactor=e||1}},{key:"scaleCanvasResolutionFactor",get:function(){return this._scaleCanvasResolutionFactor},set:function(e){this._scaleCanvasResolutionFactor=e||.6}},{key:"delayBeforeRestore",get:function(){return this._delayBeforeRestore},set:function(e){this._delayBeforeRestore=e}},{key:"delayBeforeRestoreSeconds",get:function(){return this._delayBeforeRestoreSeconds},set:function(e){this._delayBeforeRestoreSeconds=null!=e?e:.5}},{key:"send",value:function(e,t){}},{key:"destroy",value:function(){this.viewer.scene.camera.off(this._onCameraMatrix),this.viewer.scene.canvas.off(this._onCanvasBoundary),this.viewer.scene.input.off(this._onSceneMouseDown),this.viewer.scene.input.off(this._onSceneMouseUp),this.viewer.scene.input.off(this._onSceneMouseMove),this.viewer.scene.off(this._onSceneTick),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),hd=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};B(this,e),this.cacheBuster=!1!==t.cacheBuster}return C(e,[{key:"_cacheBusterURL",value:function(e){if(!this.cacheBuster)return e;var t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}},{key:"getMetaModel",value:function(e,t,i){he.loadJSON(this._cacheBusterURL(e),(function(e){t(e)}),(function(e){i(e)}))}},{key:"getGLTF",value:function(e,t,i){he.loadArraybuffer(this._cacheBusterURL(e),(function(e){t(e)}),(function(e){i(e)}))}},{key:"getGLB",value:function(e,t,i){he.loadArraybuffer(this._cacheBusterURL(e),(function(e){t(e)}),(function(e){i(e)}))}},{key:"getArrayBuffer",value:function(e,t,i,r){!function(e,t,i,r){var s=function(){};i=i||s,r=r||s;var n=/^data:(.*?)(;base64)?,(.*)$/,o=t.match(n);if(o){var a=!!o[2],l=o[3];l=window.decodeURIComponent(l),a&&(l=window.atob(l));try{for(var u=new ArrayBuffer(l.length),c=new Uint8Array(u),A=0;A<l.length;A++)c[A]=l.charCodeAt(A);we.scheduleTask((function(){i(u)}))}catch(e){we.scheduleTask((function(){r(e)}))}}else{var h=function(e){var t=e.lastIndexOf("/");return 0!==t?e.substring(0,t+1):""}(e),d=h+t,p=new XMLHttpRequest;p.open("GET",d,!0),p.responseType="arraybuffer",p.onreadystatechange=function(){4===p.readyState&&(200===p.status?i(p.response):r("loadArrayBuffer error : "+p.response))},p.send(null)}}(this._cacheBusterURL(e),t,(function(e){i(e)}),(function(e){r(e)}))}}]),e}();var dd=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};B(this,e),this._eventSubIDMap=null,this._eventSubEvents=null,this._eventSubs=null,this._events=null,this._locale="en",this._messages={},this._locales=[],this._locale="en",this.messages=t.messages,this.locale=t.locale}return C(e,[{key:"messages",set:function(e){this._messages=e||{},this._locales=Object.keys(this._messages),this.fire("updated",this)}},{key:"loadMessages",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};for(var t in e)this._messages[t]=e[t];this.messages=this._messages}},{key:"clearMessages",value:function(){this.messages={}}},{key:"locales",get:function(){return this._locales}},{key:"locale",get:function(){return this._locale},set:function(e){e=e||"de",this._locale!==e&&(this._locale=e,this.fire("updated",e))}},{key:"translate",value:function(e,t){var i=this._messages[this._locale];if(!i)return null;var r=pd(e,i);return r?t?fd(r,t):r:null}},{key:"translatePlurals",value:function(e,t,i){var r=this._messages[this._locale];if(!r)return null;var s=pd(e,r);return(s=0===(t=parseInt(""+t,10))?s.zero:t>1?s.other:s.one)?(s=fd(s,[t]),i&&(s=fd(s,i)),s):null}},{key:"fire",value:function(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={}),!0!==i&&(this._events[e]=t||!0);var r=this._eventSubs[e];if(r)for(var s in r){if(r.hasOwnProperty(s))r[s].callback(t)}}},{key:"on",value:function(e,t){this._events||(this._events={}),this._eventSubIDMap||(this._eventSubIDMap=new G),this._eventSubEvents||(this._eventSubEvents={}),this._eventSubs||(this._eventSubs={});var i=this._eventSubs[e];i||(i={},this._eventSubs[e]=i);var r=this._eventSubIDMap.addItem();i[r]={callback:t},this._eventSubEvents[r]=e;var s=this._events[e];return void 0!==s&&t(s),r}},{key:"off",value:function(e){if(null!=e&&this._eventSubEvents){var t=this._eventSubEvents[e];if(t){delete this._eventSubEvents[e];var i=this._eventSubs[t];i&&delete i[e],this._eventSubIDMap.removeItem(e)}}}}]),e}();function pd(e,t){if(t[e])return t[e];for(var i=e.split("."),r=t,s=0,n=i.length;r&&s<n;s++){r=r[i[s]]}return r}function fd(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:[];return e.replace(/\{\{|\}\}|\{(\d+)\}/g,(function(e,i){return"{{"===e?"{":"}}"===e?"}":t[i]}))}var vd=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).t=s.t,r}return C(i,[{key:"t",get:function(){return this._t},set:function(e){e=e||0,this._t=e<0?0:e>1?1:e}},{key:"tangent",get:function(){return this.getTangent(this._t)}},{key:"length",get:function(){var e=this._getLengths();return e[e.length-1]}},{key:"getTangent",value:function(e){var t=1e-4;void 0===e&&(e=this._t);var i=e-t,r=e+t;i<0&&(i=0),r>1&&(r=1);var s=this.getPoint(i),n=this.getPoint(r),o=re.subVec3(n,s,[]);return re.normalizeVec3(o,[])}},{key:"getPointAt",value:function(e){var t=this.getUToTMapping(e);return this.getPoint(t)}},{key:"getPoints",value:function(e){e||(e=5);var t,i=[];for(t=0;t<=e;t++)i.push(this.getPoint(t/e));return i}},{key:"_getLengths",value:function(e){if(e||(e=this.__arcLengthDivisions?this.__arcLengthDivisions:200),this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;var t,i,r=[],s=this.getPoint(0),n=0;for(r.push(0),i=1;i<=e;i++)t=this.getPoint(i/e),n+=re.lenVec3(re.subVec3(t,s,[])),r.push(n),s=t;return this.cacheArcLengths=r,r}},{key:"_updateArcLengths",value:function(){this.needsUpdate=!0,this._getLengths()}},{key:"getUToTMapping",value:function(e,t){var i,r=this._getLengths(),s=0,n=r.length;i=t||e*r[n-1];for(var o,a=0,l=n-1;a<=l;)if((o=r[s=Math.floor(a+(l-a)/2)]-i)<0)a=s+1;else{if(!(o>0)){l=s;break}l=s-1}if(r[s=l]===i)return s/(n-1);var u=r[s];return(s+(i-u)/(r[s+1]-u))/(n-1)}}]),i}(),gd=function(e){g(i,vd);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).points=s.points,r.t=s.t,r}return C(i,[{key:"points",get:function(){return this._points},set:function(e){this._points=e||[]}},{key:"t",get:function(){return this._t},set:function(e){e=e||0,this._t=e<0?0:e>1?1:e}},{key:"point",get:function(){return this.getPoint(this._t)}},{key:"getPoint",value:function(e){var t=this.points;if(!(t.length<3)){var i=(t.length-1)*e,r=Math.floor(i),s=i-r,n=t[0===r?r:r-1],o=t[r],a=t[r>t.length-2?t.length-1:r+1],l=t[r>t.length-3?t.length-1:r+2],u=re.vec3();return u[0]=re.catmullRomInterpolate(n[0],o[0],a[0],l[0],s),u[1]=re.catmullRomInterpolate(n[1],o[1],a[1],l[1],s),u[2]=re.catmullRomInterpolate(n[2],o[2],a[2],l[2],s),u}this.error("Can't sample point from SplineCurve - not enough points on curve - returning [0,0,0].")}},{key:"getJSON",value:function(){return{points:points,t:this._t}}}]),i}(),md=re.vec3(),_d=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._frames=[],r._eyeCurve=new gd(b(r)),r._lookCurve=new gd(b(r)),r._upCurve=new gd(b(r)),s.frames&&(r.addFrames(s.frames),r.smoothFrameTimes(1)),r}return C(i,[{key:"type",get:function(){return"CameraPath"}},{key:"frames",get:function(){return this._frames}},{key:"eyeCurve",get:function(){return this._eyeCurve}},{key:"lookCurve",get:function(){return this._lookCurve}},{key:"upCurve",get:function(){return this._upCurve}},{key:"saveFrame",value:function(e){var t=this.scene.camera;this.addFrame(e,t.eye,t.look,t.up)}},{key:"addFrame",value:function(e,t,i,r){var s={t:e,eye:t.slice(0),look:i.slice(0),up:r.slice(0)};this._frames.push(s),this._eyeCurve.points.push(s.eye),this._lookCurve.points.push(s.look),this._upCurve.points.push(s.up)}},{key:"addFrames",value:function(e){for(var t,i=0,r=e.length;i<r;i++)t=e[i],this.addFrame(t.t||0,t.eye,t.look,t.up)}},{key:"loadFrame",value:function(e){var t=this.scene.camera;e=(e/=this._frames[this._frames.length-1].t-this._frames[0].t)<0?0:e>1?1:e,t.eye=this._eyeCurve.getPoint(e,md),t.look=this._lookCurve.getPoint(e,md),t.up=this._upCurve.getPoint(e,md)}},{key:"sampleFrame",value:function(e,t,i,r){e=e<0?0:e>1?1:e,this._eyeCurve.getPoint(e,t),this._lookCurve.getPoint(e,i),this._upCurve.getPoint(e,r)}},{key:"smoothFrameTimes",value:function(e){if(0!==this._frames.length){var t=re.vec3(),i=0;this._frames[0].t=0;for(var r=[],s=1,n=this._frames.length;s<n;s++){var o=re.lenVec3(re.subVec3(this._frames[s].eye,this._frames[s-1].eye,t));r[s]=o,i+=o}for(var a=1,l=this._frames.length;a<l;a++){var u=r[a]/i*e;this._frames[a].t=this._frames[a-1].t+u}}}},{key:"clearFrames",value:function(){this._frames=[],this._eyeCurve.points=[],this._lookCurve.points=[],this._upCurve.points=[]}}]),i}(),yd=re.vec3(),bd=re.vec3(),xd=re.vec3(),wd=re.vec3(),Bd=re.vec3(),Pd=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._look1=re.vec3(),r._eye1=re.vec3(),r._up1=re.vec3(),r._look2=re.vec3(),r._eye2=re.vec3(),r._up2=re.vec3(),r._orthoScale1=1,r._orthoScale2=1,r._flying=!1,r._flyEyeLookUp=!1,r._flyingEye=!1,r._flyingLook=!1,r._callback=null,r._callbackScope=null,r._time1=null,r._time2=null,r.easing=!1!==s.easing,r.duration=s.duration,r.fit=s.fit,r.fitFOV=s.fitFOV,r.trail=s.trail,r}return C(i,[{key:"type",get:function(){return"CameraFlightAnimation"}},{key:"flyTo",value:function(e,t,i){e=e||this.scene,this._flying&&this.stop(),this._flying=!1,this._flyingEye=!1,this._flyingLook=!1,this._flyingEyeLookUp=!1,this._callback=t,this._callbackScope=i;var r,s,n,o,a,l=this.scene.camera,u=!!e.projection&&e.projection!==l.projection;if(this._eye1[0]=l.eye[0],this._eye1[1]=l.eye[1],this._eye1[2]=l.eye[2],this._look1[0]=l.look[0],this._look1[1]=l.look[1],this._look1[2]=l.look[2],this._up1[0]=l.up[0],this._up1[1]=l.up[1],this._up1[2]=l.up[2],this._orthoScale1=l.ortho.scale,this._orthoScale2=e.orthoScale||this._orthoScale1,e.aabb)r=e.aabb;else if(6===e.length)r=e;else if(e.eye&&e.look||e.up)s=e.eye,n=e.look,o=e.up;else if(e.eye)s=e.eye;else if(e.look)n=e.look;else{var c=e;if((he.isNumeric(c)||he.isString(c))&&(a=c,!(c=this.scene.components[a])))return this.error("Component not found: "+he.inQuotes(a)),void(t&&(i?t.call(i):t()));u||(r=c.aabb||this.scene.aabb)}var A=e.poi;if(r){if(r[3]<r[0]||r[4]<r[1]||r[5]<r[2])return;if(r[3]===r[0]&&r[4]===r[1]&&r[5]===r[2])return;r=r.slice();var h=re.getAABB3Center(r);this._look2=A||h;var d=re.subVec3(this._eye1,this._look1,yd),p=re.normalizeVec3(d),f=A?re.getAABB3DiagPoint(r,A):re.getAABB3Diag(r),v=e.fitFOV||this._fitFOV,g=Math.abs(f/Math.tan(v*re.DEGTORAD));this._orthoScale2=1.1*f,this._eye2[0]=this._look2[0]+p[0]*g,this._eye2[1]=this._look2[1]+p[1]*g,this._eye2[2]=this._look2[2]+p[2]*g,this._up2[0]=this._up1[0],this._up2[1]=this._up1[1],this._up2[2]=this._up1[2],this._flyingEyeLookUp=!0}else(s||n||o)&&(this._flyingEyeLookUp=!!s&&!!n&&!!o,this._flyingEye=!!s&&!n,this._flyingLook=!!n&&!s,s&&(this._eye2[0]=s[0],this._eye2[1]=s[1],this._eye2[2]=s[2]),n&&(this._look2[0]=n[0],this._look2[1]=n[1],this._look2[2]=n[2]),o&&(this._up2[0]=o[0],this._up2[1]=o[1],this._up2[2]=o[2]));u?("ortho"===e.projection&&"ortho"!==l.projection&&(this._projection2="ortho",this._projMatrix1=l.projMatrix.slice(),this._projMatrix2=l.ortho.matrix.slice(),l.projection="customProjection"),"perspective"===e.projection&&"perspective"!==l.projection&&(this._projection2="perspective",this._projMatrix1=l.projMatrix.slice(),this._projMatrix2=l.perspective.matrix.slice(),l.projection="customProjection")):this._projection2=null,this.fire("started",e,!0),this._time1=Date.now(),this._time2=this._time1+(e.duration?1e3*e.duration:this._duration),this._flying=!0,we.scheduleTask(this._update,this)}},{key:"jumpTo",value:function(e){this._jumpTo(e)}},{key:"_jumpTo",value:function(e){this._flying&&this.stop();var t,i,r,s,n,o=this.scene.camera;if(e.aabb)t=e.aabb;else if(6===e.length)t=e;else if(e.eye||e.look||e.up)r=e.eye,s=e.look,n=e.up;else{var a=e;if((he.isNumeric(a)||he.isString(a))&&(i=a,!(a=this.scene.components[i])))return void this.error("Component not found: "+he.inQuotes(i));t=a.aabb||this.scene.aabb}var l=e.poi;if(t){if(t[3]<=t[0]||t[4]<=t[1]||t[5]<=t[2])return;var u,c=l?re.getAABB3DiagPoint(t,l):re.getAABB3Diag(t);s=l||re.getAABB3Center(t,s),this._trail?re.subVec3(o.look,s,Bd):re.subVec3(o.eye,o.look,Bd),re.normalizeVec3(Bd),u=(void 0!==e.fit?e.fit:this._fit)?Math.abs(c/Math.tan((e.fitFOV||this._fitFOV)*re.DEGTORAD)):re.lenVec3(re.subVec3(o.eye,o.look,yd)),re.mulVec3Scalar(Bd,u),o.eye=re.addVec3(s,Bd,yd),o.look=s,this.scene.camera.ortho.scale=1.1*c}else(r||s||n)&&(r&&(o.eye=r),s&&(o.look=s),n&&(o.up=n));e.projection&&(o.projection=e.projection)}},{key:"_update",value:function(){if(this._flying){var e=(Date.now()-this._time1)/(this._time2-this._time1),t=e>=1;e>1&&(e=1);var r=this.easing?i._ease(e,0,1,1):e,s=this.scene.camera;if(this._flyingEye||this._flyingLook?this._flyingEye?(re.subVec3(s.eye,s.look,Bd),s.eye=re.lerpVec3(r,0,1,this._eye1,this._eye2,xd),s.look=re.subVec3(xd,Bd,bd)):this._flyingLook&&(s.look=re.lerpVec3(r,0,1,this._look1,this._look2,bd),s.up=re.lerpVec3(r,0,1,this._up1,this._up2,wd)):this._flyingEyeLookUp&&(s.eye=re.lerpVec3(r,0,1,this._eye1,this._eye2,xd),s.look=re.lerpVec3(r,0,1,this._look1,this._look2,bd),s.up=re.lerpVec3(r,0,1,this._up1,this._up2,wd)),this._projection2){var n="ortho"===this._projection2?i._easeOutExpo(e,0,1,1):i._easeInCubic(e,0,1,1);s.customProjection.matrix=re.lerpMat4(n,0,1,this._projMatrix1,this._projMatrix2)}else s.ortho.scale=this._orthoScale1+e*(this._orthoScale2-this._orthoScale1);if(t)return s.ortho.scale=this._orthoScale2,void this.stop();we.scheduleTask(this._update,this)}}},{key:"stop",value:function(){if(this._flying){this._flying=!1,this._time1=null,this._time2=null,this._projection2&&(this.scene.camera.projection=this._projection2);var e=this._callback;e&&(this._callback=null,this._callbackScope?e.call(this._callbackScope):e()),this.fire("stopped",!0,!0)}}},{key:"cancel",value:function(){this._flying&&(this._flying=!1,this._time1=null,this._time2=null,this._callback&&(this._callback=null),this.fire("canceled",!0,!0))}},{key:"duration",get:function(){return this._duration/1e3},set:function(e){this._duration=e?1e3*e:500,this.stop()}},{key:"fit",get:function(){return this._fit},set:function(e){this._fit=!1!==e}},{key:"fitFOV",get:function(){return this._fitFOV},set:function(e){this._fitFOV=e||45}},{key:"trail",get:function(){return this._trail},set:function(e){this._trail=!!e}},{key:"destroy",value:function(){this.stop(),f(x(i.prototype),"destroy",this).call(this)}}],[{key:"_ease",value:function(e,t,i,r){return-i*(e/=r)*(e-2)+t}},{key:"_easeInCubic",value:function(e,t,i,r){return i*(e/=r)*e*e+t}},{key:"_easeOutExpo",value:function(e,t,i,r){return i*(1-Math.pow(2,-10*e/r))+t}}]),i}(),Cd=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._cameraFlightAnimation=new Pd(b(r)),r._t=0,r.state=i.SCRUBBING,r._playingFromT=0,r._playingToT=0,r._playingRate=s.playingRate||1,r._playingDir=1,r._lastTime=null,r.cameraPath=s.cameraPath,r._tick=r.scene.on("tick",r._updateT,b(r)),r}return C(i,[{key:"type",get:function(){return"CameraPathAnimation"}},{key:"_updateT",value:function(){var e=this._cameraPath;if(e){var t,r,s=performance.now(),n=this._lastTime?.001*(s-this._lastTime):0;if(this._lastTime=s,0!==n)switch(this.state){case i.SCRUBBING:return;case i.PLAYING:if(this._t+=this._playingRate*n,0===(t=this._cameraPath.frames.length)||this._playingDir<0&&this._t<=0||this._playingDir>0&&this._t>=this._cameraPath.frames[t-1].t)return this.state=i.SCRUBBING,this._t=this._cameraPath.frames[t-1].t,void this.fire("stopped");e.loadFrame(this._t);break;case i.PLAYING_TO:r=this._t+this._playingRate*n*this._playingDir,(this._playingDir<0&&r<=this._playingToT||this._playingDir>0&&r>=this._playingToT)&&(r=this._playingToT,this.state=i.SCRUBBING,this.fire("stopped")),this._t=r,e.loadFrame(this._t)}}}},{key:"_ease",value:function(e,t,i,r){return-i*(e/=r)*(e-2)+t}},{key:"cameraPath",get:function(){return this._cameraPath},set:function(e){this._cameraPath=e}},{key:"rate",get:function(){return this._playingRate},set:function(e){this._playingRate=e}},{key:"play",value:function(){this._cameraPath&&(this._lastTime=null,this.state=i.PLAYING)}},{key:"playToT",value:function(e){this._cameraPath&&(this._playingFromT=this._t,this._playingToT=e,this._playingDir=this._playingToT-this._playingFromT<0?-1:1,this._lastTime=null,this.state=i.PLAYING_TO)}},{key:"playToFrame",value:function(e){var t=this._cameraPath;if(t){var i=t.frames[e];i?this.playToT(i.t):this.error("playToFrame - frame index out of range: "+e)}}},{key:"flyToFrame",value:function(e,t){var r=this._cameraPath;if(r){var s=r.frames[e];s?(this.state=i.SCRUBBING,this._cameraFlightAnimation.flyTo(s,t)):this.error("flyToFrame - frame index out of range: "+e)}}},{key:"scrubToT",value:function(e){var t=this._cameraPath;t&&(this.scene.camera&&(this._t=e,t.loadFrame(this._t),this.state=i.SCRUBBING))}},{key:"scrubToFrame",value:function(e){var t=this._cameraPath;t&&(this.scene.camera&&(t.frames[e]?(t.loadFrame(this._t),this.state=i.SCRUBBING):this.error("playToFrame - frame index out of range: "+e)))}},{key:"stop",value:function(){this.state=i.SCRUBBING,this.fire("stopped")}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this.scene.off(this._tick)}}]),i}();Cd.STOPPED=0,Cd.SCRUBBING=1,Cd.PLAYING=2,Cd.PLAYING_TO=3;var Md=re.vec3(),Ed=re.vec3();re.vec3();var Fd=re.vec3([0,-1,0]),kd=re.vec4([0,0,0,1]),Id=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._src=null,r._image=null,r._pos=re.vec3(),r._origin=re.vec3(),r._rtcPos=re.vec3(),r._dir=re.vec3(),r._size=1,r._imageSize=re.vec2(),r._texture=new qn(b(r)),r._plane=new _n(b(r),{geometry:new Xi(b(r),uo({center:[0,0,0],xSize:1,zSize:1,xSegments:10,zSegments:10})),material:new $i(b(r),{diffuse:[0,0,0],ambient:[0,0,0],specular:[0,0,0],diffuseMap:r._texture,emissiveMap:r._texture,backfaces:!0}),clippable:s.clippable}),r._grid=new _n(b(r),{geometry:new Xi(b(r),lo({size:1,divisions:10})),material:new $i(b(r),{diffuse:[0,0,0],ambient:[0,0,0],emissive:[.2,.8,.2]}),position:[0,.001,0],clippable:s.clippable}),r._node=new Rn(b(r),{rotation:[0,0,0],position:[0,0,0],scale:[1,1,1],clippable:!1,children:[r._plane,r._grid]}),r._gridVisible=!1,r.visible=!0,r.gridVisible=s.gridVisible,r.position=s.position,r.rotation=s.rotation,r.dir=s.dir,r.size=s.size,r.collidable=s.collidable,r.clippable=s.clippable,r.pickable=s.pickable,r.opacity=s.opacity,s.image?r.image=s.image:r.src=s.src,r}return C(i,[{key:"visible",get:function(){return this._plane.visible},set:function(e){this._plane.visible=e,this._grid.visible=this._gridVisible&&e}},{key:"gridVisible",get:function(){return this._gridVisible},set:function(e){e=!1!==e,this._gridVisible=e,this._grid.visible=this._gridVisible&&this.visible}},{key:"image",get:function(){return this._image},set:function(e){this._image=e,this._image&&(this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage(),this._src=null,this._texture.image=this._image)}},{key:"src",get:function(){return this._src},set:function(e){var t=this;if(this._src=e,this._src){this._image=null;var i=new Image;i.onload=function(){t._texture.image=i,t._imageSize[0]=i.width,t._imageSize[1]=i.height,t._updatePlaneSizeFromImage()},i.src=this._src}}},{key:"position",get:function(){return this._pos},set:function(e){this._pos.set(e||[0,0,0]),je(this._pos,this._origin,this._rtcPos),this._node.origin=this._origin,this._node.position=this._rtcPos}},{key:"rotation",get:function(){return this._node.rotation},set:function(e){this._node.rotation=e}},{key:"size",get:function(){return this._size},set:function(e){this._size=null==e?1:e,this._image&&this._updatePlaneSizeFromImage()}},{key:"dir",get:function(){return this._dir},set:function(e){if(this._dir.set(e||[0,0,-1]),e){var t=this.scene.center,i=[-this._dir[0],-this._dir[1],-this._dir[2]];re.subVec3(t,this.position,Md);var r=-re.dotVec3(i,Md);re.normalizeVec3(i),re.mulVec3Scalar(i,r,Ed),re.vec3PairToQuaternion(Fd,e,kd),this._node.quaternion=kd}}},{key:"collidable",get:function(){return this._node.collidable},set:function(e){this._node.collidable=!1!==e}},{key:"clippable",get:function(){return this._node.clippable},set:function(e){this._node.clippable=!1!==e}},{key:"pickable",get:function(){return this._node.pickable},set:function(e){this._node.pickable=!1!==e}},{key:"opacity",get:function(){return this._node.opacity},set:function(e){this._node.opacity=e}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}},{key:"_updatePlaneSizeFromImage",value:function(){var e=this._size,t=this._imageSize[0],i=this._imageSize[1];if(t>i){var r=i/t;this._node.scale=[e,1,e*r]}else{var s=t/i;this._node.scale=[e*s,1,e]}}}]),i}(),Dd=function(e){g(i,Ti);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i);var n=b(r=t.call(this,e,s));r._shadowRenderBuf=null,r._shadowViewMatrix=null,r._shadowProjMatrix=null,r._shadowViewMatrixDirty=!0,r._shadowProjMatrixDirty=!0;var o=r.scene.camera,a=r.scene.canvas;return r._onCameraViewMatrix=o.on("viewMatrix",(function(){r._shadowViewMatrixDirty=!0})),r._onCameraProjMatrix=o.on("projMatrix",(function(){r._shadowProjMatrixDirty=!0})),r._onCanvasBoundary=a.on("boundary",(function(){r._shadowProjMatrixDirty=!0})),r._state=new hi({type:"point",pos:re.vec3([1,1,1]),color:re.vec3([.7,.7,.8]),intensity:1,attenuation:[0,0,0],space:s.space||"view",castsShadow:!1,getShadowViewMatrix:function(){if(n._shadowViewMatrixDirty){n._shadowViewMatrix||(n._shadowViewMatrix=re.identityMat4());var e=n._state.pos,t=o.look,i=o.up;re.lookAtMat4v(e,t,i,n._shadowViewMatrix),n._shadowViewMatrixDirty=!1}return n._shadowViewMatrix},getShadowProjMatrix:function(){if(n._shadowProjMatrixDirty){n._shadowProjMatrix||(n._shadowProjMatrix=re.identityMat4());var e=n.scene.canvas.canvas;re.perspectiveMat4(Math.PI/180*70,e.clientWidth/e.clientHeight,.1,500,n._shadowProjMatrix),n._shadowProjMatrixDirty=!1}return n._shadowProjMatrix},getShadowRenderBuf:function(){return n._shadowRenderBuf||(n._shadowRenderBuf=new oi(n.scene.canvas.canvas,n.scene.canvas.gl,{size:[1024,1024]})),n._shadowRenderBuf}}),r.pos=s.pos,r.color=s.color,r.intensity=s.intensity,r.constantAttenuation=s.constantAttenuation,r.linearAttenuation=s.linearAttenuation,r.quadraticAttenuation=s.quadraticAttenuation,r.castsShadow=s.castsShadow,r.scene._lightCreated(b(r)),r}return C(i,[{key:"type",get:function(){return"PointLight"}},{key:"pos",get:function(){return this._state.pos},set:function(e){this._state.pos.set(e||[1,1,1]),this._shadowViewMatrixDirty=!0,this.glRedraw()}},{key:"color",get:function(){return this._state.color},set:function(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}},{key:"intensity",get:function(){return this._state.intensity},set:function(e){e=void 0!==e?e:1,this._state.intensity=e,this.glRedraw()}},{key:"constantAttenuation",get:function(){return this._state.attenuation[0]},set:function(e){this._state.attenuation[0]=e||0,this.glRedraw()}},{key:"linearAttenuation",get:function(){return this._state.attenuation[1]},set:function(e){this._state.attenuation[1]=e||0,this.glRedraw()}},{key:"quadraticAttenuation",get:function(){return this._state.attenuation[2]},set:function(e){this._state.attenuation[2]=e||0,this.glRedraw()}},{key:"castsShadow",get:function(){return this._state.castsShadow},set:function(e){e=!!e,this._state.castsShadow!==e&&(this._state.castsShadow=e,this._shadowViewMatrixDirty=!0,this.glRedraw())}},{key:"destroy",value:function(){var e=this.scene.camera,t=this.scene.canvas;e.off(this._onCameraViewMatrix),e.off(this._onCameraProjMatrix),t.off(this._onCanvasBoundary),f(x(i.prototype),"destroy",this).call(this),this._state.destroy(),this._shadowRenderBuf&&this._shadowRenderBuf.destroy(),this.scene._lightDestroyed(this),this.glRedraw()}}]),i}();function Sd(e){return 0==(e&e-1)}function Td(e){--e;for(var t=1;t<32;t<<=1)e|=e>>t;return e+1}var Ld=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i);var n=(r=t.call(this,e,s)).scene.canvas.gl;return r._state=new hi({texture:new Wn({gl:n,target:n.TEXTURE_CUBE_MAP}),flipY:r._checkFlipY(s.minFilter),encoding:r._checkEncoding(s.encoding),minFilter:1008,magFilter:1006,wrapS:1001,wrapT:1001,mipmaps:!0}),r._src=s.src,r._images=[],r._loadSrc(s.src),ae.memory.textures++,r}return C(i,[{key:"type",get:function(){return"CubeTexture"}},{key:"_checkFlipY",value:function(e){return!!e}},{key:"_checkEncoding",value:function(e){return 3e3!==(e=e||3e3)&&3001!==e&&(this.error("Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),e=3e3),e}},{key:"_webglContextRestored",value:function(){this.scene.canvas.gl,this._state.texture=null,this._src&&this._loadSrc(this._src)}},{key:"_loadSrc",value:function(e){var t=this,i=this.scene.canvas.gl;this._images=[];for(var r=!1,s=0,n=function(n){var o,a,l=new Image;l.onload=(o=l,a=n,function(){if(!r&&(o=function(e){if(!Sd(e.width)||!Sd(e.height)){var t=document.createElement("canvas");t.width=Td(e.width),t.height=Td(e.height),t.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t.width,t.height),e=t}return e}(o),t._images[a]=o,6==++s)){var e=t._state.texture;e||(e=new Wn({gl:i,target:i.TEXTURE_CUBE_MAP}),t._state.texture=e),e.setImage(t._images,t._state),t.fire("loaded",t._src,!1),t.glRedraw()}}),l.onerror=function(){r=!0},l.src=e[n]},o=0;o<e.length;o++)n(o)}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.texture&&this._state.texture.destroy(),ae.memory.textures--,this._state.destroy()}}]),i}(),Rd=function(e){g(i,Ld);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).scene._lightsState.addReflectionMap(r._state),r.scene._reflectionMapCreated(b(r)),r}return C(i,[{key:"type",get:function(){return"ReflectionMap"}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this.scene._reflectionMapDestroyed(this)}}]),i}(),Ud=function(e){g(i,Ld);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).scene._lightMapCreated(b(r)),r}return C(i,[{key:"type",get:function(){return"LightMap"}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this.scene._lightMapDestroyed(this)}}]),i}(),Od=function(e){g(i,at);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,{entity:s.entity,occludable:s.occludable,worldPos:s.worldPos}))._occluded=!1,r._visible=!0,r._src=null,r._image=null,r._pos=re.vec3(),r._origin=re.vec3(),r._rtcPos=re.vec3(),r._dir=re.vec3(),r._size=1,r._imageSize=re.vec2(),r._texture=new qn(b(r),{src:s.src}),r._geometry=new Xi(b(r),{primitive:"triangles",positions:[3,3,0,-3,3,0,-3,-3,0,3,-3,0],normals:[-1,0,0,-1,0,0,-1,0,0,-1,0,0],uv:[1,-1,0,-1,0,0,1,0],indices:[0,1,2,0,2,3]}),r._mesh=new _n(b(r),{geometry:r._geometry,material:new $i(b(r),{ambient:[.9,.3,.9],shininess:30,diffuseMap:r._texture,backfaces:!0}),scale:[1,1,1],position:s.worldPos,rotation:[90,0,0],billboard:"spherical",occluder:!1}),r.visible=!0,r.collidable=s.collidable,r.clippable=s.clippable,r.pickable=s.pickable,r.opacity=s.opacity,r.size=s.size,s.image?r.image=s.image:r.src=s.src,r}return C(i,[{key:"_setVisible",value:function(e){this._occluded=!e,this._mesh.visible=this._visible&&!this._occluded,f(x(i.prototype),"_setVisible",this).call(this,e)}},{key:"visible",get:function(){return this._visible},set:function(e){this._visible=null==e||e,this._mesh.visible=this._visible&&!this._occluded}},{key:"image",get:function(){return this._image},set:function(e){this._image=e,this._image&&(this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updatePlaneSizeFromImage(),this._src=null,this._texture.image=this._image)}},{key:"src",get:function(){return this._src},set:function(e){var t=this;if(this._src=e,this._src){this._image=null;var i=new Image;i.onload=function(){t._texture.image=i,t._imageSize[0]=i.width,t._imageSize[1]=i.height,t._updatePlaneSizeFromImage()},i.src=this._src}}},{key:"size",get:function(){return this._size},set:function(e){this._size=null==e?1:e,this._image&&this._updatePlaneSizeFromImage()}},{key:"collidable",get:function(){return this._mesh.collidable},set:function(e){this._mesh.collidable=!1!==e}},{key:"clippable",get:function(){return this._mesh.clippable},set:function(e){this._mesh.clippable=!1!==e}},{key:"pickable",get:function(){return this._mesh.pickable},set:function(e){this._mesh.pickable=!1!==e}},{key:"opacity",get:function(){return this._mesh.opacity},set:function(e){this._mesh.opacity=e}},{key:"_updatePlaneSizeFromImage",value:function(){var e=.5*this._size,t=this._imageSize[0],i=this._imageSize[1],r=i/t;this._geometry.positions=t>i?[e,e*r,0,-e,e*r,0,-e,-e*r,0,e,-e*r,0]:[e/r,e,0,-e/r,e,0,-e/r,-e,0,e/r,-e,0]}}]),i}(),Nd=function(){function e(t){B(this,e),this._eye=re.vec3(),this._look=re.vec3(),this._up=re.vec3(),this._projection={},t&&this.saveCamera(t)}return C(e,[{key:"saveCamera",value:function(e){var t=e.camera,i=t.project;switch(this._eye.set(t.eye),this._look.set(t.look),this._up.set(t.up),t.projection){case"perspective":this._projection={projection:"perspective",fov:i.fov,fovAxis:i.fovAxis,near:i.near,far:i.far};break;case"ortho":this._projection={projection:"ortho",scale:i.scale,near:i.near,far:i.far};break;case"frustum":this._projection={projection:"frustum",left:i.left,right:i.right,top:i.top,bottom:i.bottom,near:i.near,far:i.far};break;case"custom":this._projection={projection:"custom",matrix:i.matrix.slice()}}}},{key:"restoreCamera",value:function(e,t){var i=e.camera,r=this._projection;function s(){switch(r.type){case"perspective":i.perspective.fov=r.fov,i.perspective.fovAxis=r.fovAxis,i.perspective.near=r.near,i.perspective.far=r.far;break;case"ortho":i.ortho.scale=r.scale,i.ortho.near=r.near,i.ortho.far=r.far;break;case"frustum":i.frustum.left=r.left,i.frustum.right=r.right,i.frustum.top=r.top,i.frustum.bottom=r.bottom,i.frustum.near=r.near,i.frustum.far=r.far;break;case"custom":i.customProjection.matrix=r.matrix}}t?e.viewer.cameraFlight.flyTo({eye:this._eye,look:this._look,up:this._up,orthoScale:r.scale,projection:r.projection},(function(){s(),t()})):(i.eye=this._eye,i.look=this._look,i.up=this._up,s(),i.projection=r.projection)}}]),e}(),Qd=re.vec3(),Vd=function(){function e(t){if(B(this,e),this.objectsVisible=[],this.objectsEdges=[],this.objectsXrayed=[],this.objectsHighlighted=[],this.objectsSelected=[],this.objectsClippable=[],this.objectsPickable=[],this.objectsColorize=[],this.objectsOpacity=[],this.numObjects=0,t){var i=t.metaScene.scene;this.saveObjects(i,t)}}return C(e,[{key:"saveObjects",value:function(e,t,i){this.numObjects=0,this._mask=i?he.apply(i,{}):null;for(var r=!i||i.visible,s=!i||i.edges,n=!i||i.xrayed,o=!i||i.highlighted,a=!i||i.selected,l=!i||i.clippable,u=!i||i.pickable,c=!i||i.colorize,A=!i||i.opacity,h=t.metaObjects,d=e.objects,p=0,f=h.length;p<f;p++){var v=d[h[p].id];if(v){if(r&&(this.objectsVisible[p]=v.visible),s&&(this.objectsEdges[p]=v.edges),n&&(this.objectsXrayed[p]=v.xrayed),o&&(this.objectsHighlighted[p]=v.highlighted),a&&(this.objectsSelected[p]=v.selected),l&&(this.objectsClippable[p]=v.clippable),u&&(this.objectsPickable[p]=v.pickable),c){var g=v.colorize;this.objectsColorize[3*p+0]=g[0],this.objectsColorize[3*p+1]=g[1],this.objectsColorize[3*p+2]=g[2]}A&&(this.objectsOpacity[p]=v.opacity),this.numObjects++}}}},{key:"restoreObjects",value:function(e,t){for(var i=this._mask,r=!i||i.visible,s=!i||i.edges,n=!i||i.xrayed,o=!i||i.highlighted,a=!i||i.selected,l=!i||i.clippable,u=!i||i.pickable,c=!i||i.colorize,A=!i||i.opacity,h=t.metaObjects,d=e.objects,p=0,f=h.length;p<f;p++){var v=d[h[p].id];v&&(r&&(v.visible=this.objectsVisible[p]),s&&(v.edges=this.objectsEdges[p]),n&&(v.xrayed=this.objectsXrayed[p]),o&&(v.highlighted=this.objectsHighlighted[p]),a&&(v.selected=this.objectsSelected[p]),l&&(v.clippable=this.objectsClippable[p]),u&&(v.pickable=this.objectsPickable[p]),c&&(Qd[0]=this.objectsColorize[3*p+0],Qd[1]=this.objectsColorize[3*p+1],Qd[2]=this.objectsColorize[3*p+2],v.colorize=Qd),A&&(v.opacity=this.objectsOpacity[p]))}}}]),e}(),Hd=re.vec3(),jd=function(){function e(){B(this,e),this.objectsVisible=[],this.objectsEdges=[],this.objectsXrayed=[],this.objectsHighlighted=[],this.objectsSelected=[],this.objectsClippable=[],this.objectsPickable=[],this.objectsColorize=[],this.objectsHasColorize=[],this.objectsOpacity=[],this.numObjects=0}return C(e,[{key:"saveObjects",value:function(e,t){this.numObjects=0,this._mask=t?he.apply(t,{}):null;var i=e.objects,r=!t||t.visible,s=!t||t.edges,n=!t||t.xrayed,o=!t||t.highlighted,a=!t||t.selected,l=!t||t.clippable,u=!t||t.pickable,c=!t||t.colorize,A=!t||t.opacity;for(var h in i)if(i.hasOwnProperty(h)){var d=i[h],p=this.numObjects;if(r&&(this.objectsVisible[p]=d.visible),s&&(this.objectsEdges[p]=d.edges),n&&(this.objectsXrayed[p]=d.xrayed),o&&(this.objectsHighlighted[p]=d.highlighted),a&&(this.objectsSelected[p]=d.selected),l&&(this.objectsClippable[p]=d.clippable),u&&(this.objectsPickable[p]=d.pickable),c){var f=d.colorize;f?(this.objectsColorize[3*p+0]=f[0],this.objectsColorize[3*p+1]=f[1],this.objectsColorize[3*p+2]=f[2],this.objectsHasColorize[p]=!0):this.objectsHasColorize[p]=!1}A&&(this.objectsOpacity[p]=d.opacity),this.numObjects++}}},{key:"restoreObjects",value:function(e){var t=this._mask,i=!t||t.visible,r=!t||t.edges,s=!t||t.xrayed,n=!t||t.highlighted,o=!t||t.selected,a=!t||t.clippable,l=!t||t.pickable,u=!t||t.colorize,c=!t||t.opacity,A=0,h=e.objects;for(var d in h)if(h.hasOwnProperty(d)){var p=h[d];i&&(p.visible=this.objectsVisible[A]),r&&(p.edges=this.objectsEdges[A]),s&&(p.xrayed=this.objectsXrayed[A]),n&&(p.highlighted=this.objectsHighlighted[A]),o&&(p.selected=this.objectsSelected[A]),a&&(p.clippable=this.objectsClippable[A]),l&&(p.pickable=this.objectsPickable[A]),u&&(this.objectsHasColorize[A]?(Hd[0]=this.objectsColorize[3*A+0],Hd[1]=this.objectsColorize[3*A+1],Hd[2]=this.objectsColorize[3*A+2],p.colorize=Hd):p.colorize=null),c&&(p.opacity=this.objectsOpacity[A]),A++}}}]),e}(),Gd=function(e){g(i,vd);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).v0=s.v0,r.v1=s.v1,r.v2=s.v2,r.v3=s.v3,r.t=s.t,r}return C(i,[{key:"v0",get:function(){return this._v0},set:function(e){this._v0=e||re.vec3([0,0,0])}},{key:"v1",get:function(){return this._v1},set:function(e){this._v1=e||re.vec3([0,0,0])}},{key:"v2",get:function(){return this._v2},set:function(e){this._v2=e||re.vec3([0,0,0])}},{key:"v3",get:function(){return this._v3},set:function(e){this.fire("v3",this._v3=e||re.vec3([0,0,0]))}},{key:"t",get:function(){return this._t},set:function(e){e=e||0,this._t=e<0?0:e>1?1:e}},{key:"point",get:function(){return this.getPoint(this._t)}},{key:"getPoint",value:function(e){var t=re.vec3();return t[0]=re.b3(e,this._v0[0],this._v1[0],this._v2[0],this._v3[0]),t[1]=re.b3(e,this._v0[1],this._v1[1],this._v2[1],this._v3[1]),t[2]=re.b3(e,this._v0[2],this._v1[2],this._v2[2],this._v3[2]),t}},{key:"getJSON",value:function(){return{v0:this._v0,v1:this._v1,v2:this._v2,v3:this._v3,t:this._t}}}]),i}(),zd=function(e){g(i,vd);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._cachedLengths=[],r._dirty=!0,r._curves=[],r._t=0,r._dirtySubs=[],r._destroyedSubs=[],r.curves=s.curves||[],r.t=s.t,r}return C(i,[{key:"addCurve",value:function(e){this._curves.push(e),this._dirty=!0}},{key:"curves",get:function(){return this._curves},set:function(e){var t,i,r;for(e=e||[],i=0,r=this._curves.length;i<r;i++)(t=this._curves[i]).off(this._dirtySubs[i]),t.off(this._destroyedSubs[i]);this._curves=[],this._dirtySubs=[],this._destroyedSubs=[];var s=this;function n(){s._dirty=!0}function o(){var e=this.id;for(i=0,r=s._curves.length;i<r;i++)if(s._curves[i].id===e)return s._curves=s._curves.slice(i,i+1),s._dirtySubs=s._dirtySubs.slice(i,i+1),s._destroyedSubs=s._destroyedSubs.slice(i,i+1),void(s._dirty=!0)}for(i=0,r=e.length;i<r;i++){if(t=e[i],he.isNumeric(t)||he.isString(t)){var a=t;if(!(t=this.scene.components[a])){this.error("Component not found: "+_inQuotes(a));continue}}var l=t.type;"xeokit.SplineCurve"===l||"xeokit.Path"===l||"xeokit.CubicBezierCurve"===l||"xeokit.QuadraticBezierCurve"===l?(this._curves.push(t),this._dirtySubs.push(t.on("dirty",n)),this._destroyedSubs.push(t.once("destroyed",o))):this.error("Component "+_inQuotes(t.id)+" is not a xeokit.SplineCurve, xeokit.Path or xeokit.QuadraticBezierCurve")}this._dirty=!0}},{key:"t",get:function(){return this._t},set:function(e){e=e||0,this._t=e<0?0:e>1?1:e}},{key:"point",get:function(){return this.getPoint(this._t)}},{key:"length",get:function(){var e=this._getCurveLengths();return e[e.length-1]}},{key:"getPoint",value:function(e){for(var t,i=e*this.length,r=this._getCurveLengths(),s=0;s<r.length;){if(r[s]>=i){var n=1-(r[s]-i)/(t=this._curves[s]).length;return t.getPointAt(n)}s++}return null}},{key:"_getCurveLengths",value:function(){if(!this._dirty)return this._cachedLengths;var e,t=[],i=0,r=this._curves.length;for(e=0;e<r;e++)i+=this._curves[e].length,t.push(i);return this._cachedLengths=t,this._dirty=!1,t}},{key:"_getJSON",value:function(){for(var e=[],t=0,i=this._curves.length;t<i;t++)e.push(this._curves[t].id);return{curves:e,t:this._t}}},{key:"destroy",value:function(){var e,t,r;for(f(x(i.prototype),"destroy",this).call(this),e=0,t=this._curves.length;e<t;e++)(r=this._curves[e]).off(this._dirtySubs[e]),r.off(this._destroyedSubs[e])}}]),i}(),Wd=function(e){g(i,vd);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).v0=s.v0,r.v1=s.v1,r.v2=s.v2,r.t=s.t,r}return C(i,[{key:"v0",get:function(){return this._v0},set:function(e){this._v0=e||re.vec3([0,0,0])}},{key:"v1",get:function(){return this._v1},set:function(e){this._v1=e||re.vec3([0,0,0])}},{key:"v2",get:function(){return this._v2},set:function(e){this._v2=e||re.vec3([0,0,0])}},{key:"t",get:function(){return this._t},set:function(e){e=e||0,this._t=e<0?0:e>1?1:e}},{key:"point",get:function(){return this.getPoint(this._t)}},{key:"getPoint",value:function(e){var t=re.vec3();return t[0]=re.b2(e,this._v0[0],this._v1[0],this._v2[0]),t[1]=re.b2(e,this._v0[1],this._v1[1],this._v2[1]),t[2]=re.b2(e,this._v0[2],this._v1[2],this._v2[2]),t}},{key:"getJSON",value:function(){return{v0:this._v0,v1:this._v1,v2:this._v2,t:this._t}}}]),i}(),Kd=function(e){g(i,Vh);var t=_(i);function i(e){var r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),t.call(this,e,r)}return C(i)}(),Xd=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._skyboxMesh=new _n(b(r),{geometry:new Xi(b(r),{primitive:"triangles",positions:[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,-1,1,-1,-1,1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,-1,1,-1,-1,-1,1,-1,-1,1,-1,1,-1,-1,1,1,-1,-1,-1,-1,-1,-1,1,-1,1,1,-1],uv:[.5,.6666,.25,.6666,.25,.3333,.5,.3333,.5,.6666,.5,.3333,.75,.3333,.75,.6666,.5,.6666,.5,1,.25,1,.25,.6666,.25,.6666,0,.6666,0,.3333,.25,.3333,.25,0,.5,0,.5,.3333,.25,.3333,.75,.3333,1,.3333,1,.6666,.75,.6666],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]}),background:!0,scale:[2e3,2e3,2e3],rotation:[0,-90,0],material:new $i(b(r),{ambient:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],emissive:[1,1,1],emissiveMap:new qn(b(r),{src:s.src,flipY:!0,wrapS:"clampToEdge",wrapT:"clampToEdge",encoding:s.encoding||"sRGB"}),backfaces:!0}),visible:!1,pickable:!1,clippable:!1,collidable:!1}),r.size=s.size,r.active=s.active,r}return C(i,[{key:"size",get:function(){return this._size},set:function(e){this._size=e||1e3,this._skyboxMesh.scale=[this._size,this._size,this._size]}},{key:"active",get:function(){return this._skyboxMesh.visible},set:function(e){this._skyboxMesh.visible=e}}]),i}(),Jd=function(){function e(){B(this,e)}return C(e,[{key:"transcode",value:function(e,t){}},{key:"destroy",value:function(){}}]),e}(),Yd=re.vec4(),Zd=re.vec4(),qd=re.vec3(),$d=re.vec3(),ep=re.vec3(),tp=re.vec4(),ip=re.vec4(),rp=re.vec4(),sp=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"dollyToCanvasPos",value:function(e,t,i){var r=!1,s=this._scene.camera;if(e){var n=re.subVec3(e,s.eye,qd);r=re.lenVec3(n)<i}if("perspective"===s.projection){s.ortho.scale=s.ortho.scale-i;var o=this._unproject(t,tp),a=re.subVec3(o,s.eye,rp),l=re.mulVec3Scalar(re.normalizeVec3(a),-i,[]);if(s.eye=[s.eye[0]-l[0],s.eye[1]-l[1],s.eye[2]-l[2]],s.look=[s.look[0]-l[0],s.look[1]-l[1],s.look[2]-l[2]],e){var u=re.subVec3(e,s.eye,qd),c=re.lenVec3(u),A=re.mulVec3Scalar(re.normalizeVec3(re.subVec3(s.look,s.eye,$d)),c);s.look=[s.eye[0]+A[0],s.eye[1]+A[1],s.eye[2]+A[2]]}}else if("ortho"===s.projection){var h=this._unproject(t,tp);s.ortho.scale=s.ortho.scale-i,s.ortho._update();var d=this._unproject(t,ip),p=re.subVec3(d,h,rp),f=re.mulVec3Scalar(re.normalizeVec3(re.subVec3(s.look,s.eye,qd)),-i,$d),v=re.addVec3(p,f,ep);s.eye=[s.eye[0]-v[0],s.eye[1]-v[1],s.eye[2]-v[2]],s.look=[s.look[0]-v[0],s.look[1]-v[1],s.look[2]-v[2]]}return r}},{key:"_unproject",value:function(e,t){var i=this._scene.camera,r=i.project.transposedMatrix,s=r.subarray(8,12),n=r.subarray(12),o=[0,0,-1,1],a=re.dotVec4(o,s)/re.dotVec4(o,n);return i.project.unproject(e,a,Yd,Zd,t),t}},{key:"destroy",value:function(){}}]),e}(),np=re.vec3(),op=re.vec3(),ap=re.vec3(),lp=re.vec4(),up=re.vec4(),cp=re.vec4(),Ap=function(){function e(t,i){var r=this;B(this,e),this._scene=t,this._configs=i,this._pivotWorldPos=re.vec3(),this._cameraOffset=re.vec3(),this._azimuth=0,this._polar=0,this._radius=0,this._pivotPosSet=!1,this._pivoting=!1,this._shown=!1,this._pivotSphereEnabled=!1,this._pivotSphere=null,this._pivotSphereSize=1,this._pivotSphereGeometry=null,this._pivotSphereMaterial=null,this._rtcCenter=re.vec3(),this._rtcPos=re.vec3(),this._pivotViewPos=re.vec4(),this._pivotProjPos=re.vec4(),this._pivotCanvasPos=re.vec2(),this._cameraDirty=!0,this._onViewMatrix=this._scene.camera.on("viewMatrix",(function(){r._cameraDirty=!0})),this._onProjMatrix=this._scene.camera.on("projMatrix",(function(){r._cameraDirty=!0})),this._onTick=this._scene.on("tick",(function(){r.updatePivotElement(),r.updatePivotSphere()}))}return C(e,[{key:"createPivotSphere",value:function(){var e=this.getPivotPos(),t=re.vec3();re.decomposeMat4(re.inverseMat4(this._scene.viewer.camera.viewMatrix,re.mat4()),t,re.vec4(),re.vec3());var i=re.distVec3(t,e),r=Math.tan(Math.PI/500)*i*this._pivotSphereSize;"ortho"==this._scene.camera.projection&&(r/=this._scene.camera.ortho.scale/2),je(e,this._rtcCenter,this._rtcPos),this._pivotSphereGeometry=new io(this._scene,xn({radius:r})),this._pivotSphere=new _n(this._scene,{geometry:this._pivotSphereGeometry,material:this._pivotSphereMaterial,pickable:!1,position:this._rtcPos,rtcCenter:this._rtcCenter})}},{key:"destroyPivotSphere",value:function(){this._pivotSphere&&(this._pivotSphere.destroy(),this._pivotSphere=null),this._pivotSphereGeometry&&(this._pivotSphereGeometry.destroy(),this._pivotSphereGeometry=null)}},{key:"updatePivotElement",value:function(){var e=this._scene.camera,t=this._scene.canvas;if(this._pivoting&&this._cameraDirty){re.transformPoint3(e.viewMatrix,this.getPivotPos(),this._pivotViewPos),this._pivotViewPos[3]=1,re.transformPoint4(e.projMatrix,this._pivotViewPos,this._pivotProjPos);var i=t.boundary,r=i[2],s=i[3];this._pivotCanvasPos[0]=Math.floor((1+this._pivotProjPos[0]/this._pivotProjPos[3])*r/2),this._pivotCanvasPos[1]=Math.floor((1-this._pivotProjPos[1]/this._pivotProjPos[3])*s/2);var n=t._lastBoundingClientRect;if(!n||t._canvasSizeChanged){var o=t.canvas;n=t._lastBoundingClientRect=o.getBoundingClientRect()}this._pivotElement&&(this._pivotElement.style.left=Math.floor(n.left+this._pivotCanvasPos[0])-this._pivotElement.clientWidth/2+window.scrollX+"px",this._pivotElement.style.top=Math.floor(n.top+this._pivotCanvasPos[1])-this._pivotElement.clientHeight/2+window.scrollY+"px"),this._cameraDirty=!1}}},{key:"updatePivotSphere",value:function(){this._pivoting&&this._pivotSphere&&(je(this.getPivotPos(),this._rtcCenter,this._rtcPos),re.compareVec3(this._rtcPos,this._pivotSphere.position)||(this.destroyPivotSphere(),this.createPivotSphere()))}},{key:"setPivotElement",value:function(e){this._pivotElement=e}},{key:"enablePivotSphere",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.destroyPivotSphere(),this._pivotSphereEnabled=!0,e.size&&(this._pivotSphereSize=e.size);var t=e.color||[1,0,0];this._pivotSphereMaterial=new $i(this._scene,{emissive:t,ambient:t,specular:[0,0,0],diffuse:[0,0,0]})}},{key:"disablePivotSphere",value:function(){this.destroyPivotSphere(),this._pivotSphereEnabled=!1}},{key:"startPivot",value:function(){if(this._cameraLookingDownwards())return this._pivoting=!1,!1;var e=this._scene.camera,t=re.lookAtMat4v(e.eye,e.look,e.worldUp);re.transformPoint3(t,this.getPivotPos(),this._cameraOffset);var i=this.getPivotPos();this._cameraOffset[2]+=re.distVec3(e.eye,i),t=re.inverseMat4(t);var r=re.transformVec3(t,this._cameraOffset),s=re.vec3();if(re.subVec3(e.eye,i,s),re.addVec3(s,r),e.zUp){var n=s[1];s[1]=s[2],s[2]=n}this._radius=re.lenVec3(s),this._polar=Math.acos(s[1]/this._radius),this._azimuth=Math.atan2(s[0],s[2]),this._pivoting=!0}},{key:"_cameraLookingDownwards",value:function(){var e=this._scene.camera,t=re.normalizeVec3(re.subVec3(e.look,e.eye,np)),i=re.cross3Vec3(t,e.worldUp,op);return re.sqLenVec3(i)<=1e-4}},{key:"getPivoting",value:function(){return this._pivoting}},{key:"setPivotPos",value:function(e){this._pivotWorldPos.set(e),this._pivotPosSet=!0}},{key:"setCanvasPivotPos",value:function(e){var t=this._scene.camera,i=Math.abs(re.distVec3(this._scene.center,t.eye)),r=t.project.transposedMatrix,s=r.subarray(8,12),n=r.subarray(12),o=[0,0,-1,1],a=re.dotVec4(o,s)/re.dotVec4(o,n),l=lp;t.project.unproject(e,a,up,cp,l);var u=re.normalizeVec3(re.subVec3(l,t.eye,np)),c=re.addVec3(t.eye,re.mulVec3Scalar(u,i,op),ap);this.setPivotPos(c)}},{key:"getPivotPos",value:function(){return this._pivotPosSet?this._pivotWorldPos:this._scene.camera.look}},{key:"continuePivot",value:function(e,t){if(this._pivoting&&(0!==e||0!==t)){var i=this._scene.camera,r=-e,s=-t;1===i.worldUp[2]&&(r=-r),this._azimuth+=.01*-r,this._polar+=.01*s,this._polar=re.clamp(this._polar,.001,Math.PI-.001);var n=[this._radius*Math.sin(this._polar)*Math.sin(this._azimuth),this._radius*Math.cos(this._polar),this._radius*Math.sin(this._polar)*Math.cos(this._azimuth)];if(1===i.worldUp[2]){var o=n[1];n[1]=n[2],n[2]=o}var a=re.lenVec3(re.subVec3(i.look,i.eye,re.vec3())),l=this.getPivotPos();re.addVec3(n,l);var u=re.lookAtMat4v(n,l,i.worldUp);u=re.inverseMat4(u);var c=re.transformVec3(u,this._cameraOffset);u[12]-=c[0],u[13]-=c[1],u[14]-=c[2];var A=[u[8],u[9],u[10]];i.eye=[u[12],u[13],u[14]],re.subVec3(i.eye,re.mulVec3Scalar(A,a),i.look),i.up=[u[4],u[5],u[6]],this.showPivot()}}},{key:"showPivot",value:function(){this._shown||(this._pivotElement&&(this.updatePivotElement(),this._pivotElement.style.visibility="visible"),this._pivotSphereEnabled&&(this.destroyPivotSphere(),this.createPivotSphere()),this._shown=!0)}},{key:"hidePivot",value:function(){this._shown&&(this._pivotElement&&(this._pivotElement.style.visibility="hidden"),this._pivotSphereEnabled&&this.destroyPivotSphere(),this._shown=!1)}},{key:"endPivot",value:function(){this._pivoting=!1}},{key:"destroy",value:function(){this.destroyPivotSphere(),this._scene.camera.off(this._onViewMatrix),this._scene.camera.off(this._onProjMatrix),this._scene.off(this._onTick)}}]),e}(),hp=function(){function e(t,i){B(this,e),this._scene=t.scene,this._cameraControl=t,this._scene.canvas.canvas.oncontextmenu=function(e){e.preventDefault()},this._configs=i,this.schedulePickEntity=!1,this.schedulePickSurface=!1,this.scheduleSnapOrPick=!1,this.pickCursorPos=re.vec2(),this.picked=!1,this.pickedSurface=!1,this.pickResult=null,this._lastPickedEntityId=null,this._lastHash=null,this._needFireEvents=0}return C(e,[{key:"update",value:function(){if(this._configs.pointerEnabled&&(this.schedulePickEntity||this.schedulePickSurface)){var e="".concat(~~this.pickCursorPos[0],"-").concat(~~this.pickCursorPos[1],"-").concat(this.scheduleSnapOrPick,"-").concat(this.schedulePickSurface,"-").concat(this.schedulePickEntity);if(this._lastHash!==e){this.picked=!1,this.pickedSurface=!1,this.snappedOrPicked=!1,this.hoveredSnappedOrSurfaceOff=!1;var t=this._cameraControl.hasSubs("hoverSurface");if(this.scheduleSnapOrPick){var i=this._scene.pick({canvasPos:this.pickCursorPos,snapRadius:this._configs.snapRadius,snapToVertex:this._configs.snapToVertex,snapToEdge:this._configs.snapToEdge});i&&(i.snappedToEdge||i.snappedToVertex)?(this.snapPickResult=i,this.snappedOrPicked=!0,this._needFireEvents++):(this.schedulePickSurface=!0,this.snapPickResult=null)}if(this.schedulePickSurface&&this.pickResult&&this.pickResult.worldPos){var r=this.pickResult.canvasPos;if(r[0]===this.pickCursorPos[0]&&r[1]===this.pickCursorPos[1])return this.picked=!0,this.pickedSurface=!0,this._needFireEvents+=t?1:0,this.schedulePickEntity=!1,this.schedulePickSurface=!1,this.scheduleSnapOrPick?this.snappedOrPicked=!0:this.hoveredSnappedOrSurfaceOff=!0,void(this.scheduleSnapOrPick=!1)}if(this.schedulePickEntity&&this.pickResult&&(this.pickResult.canvasPos||this.pickResult.snappedCanvasPos)){var s=this.pickResult.canvasPos||this.pickResult.snappedCanvasPos;if(s[0]===this.pickCursorPos[0]&&s[1]===this.pickCursorPos[1])return this.picked=!0,this.pickedSurface=!1,this.schedulePickEntity=!1,void(this.schedulePickSurface=!1)}this.schedulePickSurface||this.scheduleSnapOrPick&&!this.snapPickResult?(this.pickResult=this._scene.pick({pickSurface:!0,pickSurfaceNormal:!1,canvasPos:this.pickCursorPos}),this.pickResult?(this.picked=!0,this.scheduleSnapOrPick?this.snappedOrPicked=!0:this.pickedSurface=!0,this._needFireEvents++):this.scheduleSnapOrPick&&(this.hoveredSnappedOrSurfaceOff=!0,this._needFireEvents++)):(this.pickResult=this._scene.pick({canvasPos:this.pickCursorPos}),this.pickResult&&(this.picked=!0,this.pickedSurface=!1,this._needFireEvents++)),this.scheduleSnapOrPick=!1,this.schedulePickEntity=!1,this.schedulePickSurface=!1}}}},{key:"fireEvents",value:function(){if(0!==this._needFireEvents){if(this.hoveredSnappedOrSurfaceOff&&this._cameraControl.fire("hoverSnapOrSurfaceOff",{canvasPos:this.pickCursorPos,pointerPos:this.pickCursorPos},!0),this.snappedOrPicked)if(this.snapPickResult){var e=new Ot;e.entity=this.snapPickResult.entity,e.snappedToVertex=this.snapPickResult.snappedToVertex,e.snappedToEdge=this.snapPickResult.snappedToEdge,e.worldPos=this.snapPickResult.worldPos,e.canvasPos=this.pickCursorPos,e.snappedCanvasPos=this.snapPickResult.snappedCanvasPos,this._cameraControl.fire("hoverSnapOrSurface",e,!0),this.snapPickResult=null}else this._cameraControl.fire("hoverSnapOrSurface",this.pickResult,!0);if(this.picked&&this.pickResult&&(this.pickResult.entity||this.pickResult.worldPos)){if(this.pickResult.entity){var t=this.pickResult.entity.id;this._lastPickedEntityId!==t&&(void 0!==this._lastPickedEntityId&&this._cameraControl.fire("hoverOut",{entity:this._scene.objects[this._lastPickedEntityId]},!0),this._cameraControl.fire("hoverEnter",this.pickResult,!0),this._lastPickedEntityId=t)}this._cameraControl.fire("hover",this.pickResult,!0),this.pickResult.worldPos&&(this.pickedSurface=!0,this._cameraControl.fire("hoverSurface",this.pickResult,!0))}else void 0!==this._lastPickedEntityId&&(this._cameraControl.fire("hoverOut",{entity:this._scene.objects[this._lastPickedEntityId]},!0),this._lastPickedEntityId=void 0),this._cameraControl.fire("hoverOff",{canvasPos:this.pickCursorPos},!0);this.pickResult=null,this._needFireEvents=0}}}]),e}(),dp=re.vec2(),pp=function(){function e(t,i,r,s,n){B(this,e),this._scene=t;var o,a,l,u=i.pickController,c=0,A=0,h=0,d=0,p=!1,f=re.vec3(),v=!0,g=this._scene.canvas.canvas,m=[];function _(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];g.style.cursor="move",y(),e&&b()}function y(){c=s.pointerCanvasPos[0],A=s.pointerCanvasPos[1],h=s.pointerCanvasPos[0],d=s.pointerCanvasPos[1]}function b(){u.pickCursorPos=s.pointerCanvasPos,u.schedulePickSurface=!0,u.update(),u.picked&&u.pickedSurface&&u.pickResult&&u.pickResult.worldPos?(p=!0,f.set(u.pickResult.worldPos)):p=!1}document.addEventListener("keydown",this._documentKeyDownHandler=function(e){if(r.active&&r.pointerEnabled&&t.input.keyboardEnabled){var i=e.keyCode;m[i]=!0}}),document.addEventListener("keyup",this._documentKeyUpHandler=function(e){if(r.active&&r.pointerEnabled&&t.input.keyboardEnabled){var i=e.keyCode;m[i]=!1}}),g.addEventListener("mousedown",this._mouseDownHandler=function(e){if(r.active&&r.pointerEnabled)switch(e.which){case 1:m[t.input.KEY_SHIFT]||r.planView?(o=!0,_()):(o=!0,_(!1));break;case 2:a=!0,_();break;case 3:l=!0,r.panRightClick&&_()}}),document.addEventListener("mousemove",this._documentMouseMoveHandler=function(e){if(r.active&&r.pointerEnabled&&(o||a||l)){var i=t.canvas.boundary,u=i[2],h=i[3],d=s.pointerCanvasPos[0],v=s.pointerCanvasPos[1],g=m[t.input.KEY_SHIFT]||r.planView||!r.panRightClick&&a||r.panRightClick&&l,_=document.pointerLockElement?e.movementX:d-c,y=document.pointerLockElement?e.movementY:v-A;if(g){var b=t.camera;if("perspective"===b.projection){var x=Math.abs(p?re.lenVec3(re.subVec3(f,t.camera.eye,[])):t.camera.eyeLookDist)*Math.tan(b.perspective.fov/2*Math.PI/180);n.panDeltaX+=1.5*_*x/h,n.panDeltaY+=1.5*y*x/h}else n.panDeltaX+=.5*b.ortho.scale*(_/h),n.panDeltaY+=.5*b.ortho.scale*(y/h)}else!o||a||l||r.planView||(r.firstPerson?(n.rotateDeltaY-=_/u*r.dragRotationRate/2,n.rotateDeltaX+=y/h*(r.dragRotationRate/4)):(n.rotateDeltaY-=_/u*(1.5*r.dragRotationRate),n.rotateDeltaX+=y/h*(1.5*r.dragRotationRate)));c=d,A=v}}),g.addEventListener("mousemove",this._canvasMouseMoveHandler=function(e){r.active&&r.pointerEnabled&&s.mouseover&&(v=!0)}),document.addEventListener("mouseup",this._documentMouseUpHandler=function(e){if(r.active&&r.pointerEnabled)switch(e.which){case 1:case 2:case 3:o=!1,a=!1,l=!1}}),g.addEventListener("mouseup",this._mouseUpHandler=function(e){if(r.active&&r.pointerEnabled){if(3===e.which){!function(e,t){if(e){for(var i=e.target,r=0,s=0,n=0,o=0;i.offsetParent;)r+=i.offsetLeft,s+=i.offsetTop,n+=i.scrollLeft,o+=i.scrollTop,i=i.offsetParent;t[0]=e.pageX+n-r,t[1]=e.pageY+o-s}else e=window.event,t[0]=e.x,t[1]=e.y}(e,dp);var t=dp[0],s=dp[1];Math.abs(t-h)<3&&Math.abs(s-d)<3&&i.cameraControl.fire("rightClick",{pagePos:[Math.round(e.pageX),Math.round(e.pageY)],canvasPos:dp,event:e},!0)}g.style.removeProperty("cursor")}}),g.addEventListener("mouseenter",this._mouseEnterHandler=function(){r.active&&r.pointerEnabled});var x=1/60,w=null;g.addEventListener("wheel",this._mouseWheelHandler=function(e){if(r.active&&r.pointerEnabled&&r.zoomOnMouseWheel){var t=performance.now()/1e3,i=null!==w?t-w:0;w=t,i>.05&&(i=.05),i<x&&(i=x);var o=Math.max(-1,Math.min(1,40*-e.deltaY));if(0!==o){var a=o/Math.abs(o);n.dollyDelta+=-a*i*r.mouseWheelDollyRate,v&&(s.followPointerDirty=!0,v=!1)}}},{passive:!0})}return C(e,[{key:"reset",value:function(){}},{key:"destroy",value:function(){var e=this._scene.canvas.canvas;document.removeEventListener("keydown",this._documentKeyDownHandler),document.removeEventListener("keyup",this._documentKeyUpHandler),e.removeEventListener("mousedown",this._mouseDownHandler),document.removeEventListener("mousemove",this._documentMouseMoveHandler),e.removeEventListener("mousemove",this._canvasMouseMoveHandler),document.removeEventListener("mouseup",this._documentMouseUpHandler),e.removeEventListener("mouseup",this._mouseUpHandler),e.removeEventListener("mouseenter",this._mouseEnterHandler),e.removeEventListener("wheel",this._mouseWheelHandler)}}]),e}(),fp=re.vec3(),vp=re.vec3(),gp=re.vec3(),mp=re.vec3(),_p=re.vec3(),yp={eye:re.vec3(),look:re.vec3(),up:re.vec3()},bp=function(){function e(t,i,r,s){B(this,e),this._scene=t;var n=i.cameraControl,o=t.camera;this._onSceneKeyDown=t.input.on("keydown",(function(){if(r.active&&r.pointerEnabled&&t.input.keyboardEnabled&&(!r.keyboardEnabledOnlyIfMouseover||s.mouseover)){var e=n._isKeyDownForAction(n.AXIS_VIEW_RIGHT),a=n._isKeyDownForAction(n.AXIS_VIEW_BACK),l=n._isKeyDownForAction(n.AXIS_VIEW_LEFT),u=n._isKeyDownForAction(n.AXIS_VIEW_FRONT),c=n._isKeyDownForAction(n.AXIS_VIEW_TOP),A=n._isKeyDownForAction(n.AXIS_VIEW_BOTTOM);if(e||a||l||u||c||A){var h=t.aabb,d=re.getAABB3Diag(h);re.getAABB3Center(h,fp);var p=Math.abs(d/Math.tan(i.cameraFlight.fitFOV*re.DEGTORAD)),f=1.1*d;yp.orthoScale=f,e?(yp.eye.set(re.addVec3(fp,re.mulVec3Scalar(o.worldRight,p,vp),_p)),yp.look.set(fp),yp.up.set(o.worldUp)):a?(yp.eye.set(re.addVec3(fp,re.mulVec3Scalar(o.worldForward,p,vp),_p)),yp.look.set(fp),yp.up.set(o.worldUp)):l?(yp.eye.set(re.addVec3(fp,re.mulVec3Scalar(o.worldRight,-p,vp),_p)),yp.look.set(fp),yp.up.set(o.worldUp)):u?(yp.eye.set(re.addVec3(fp,re.mulVec3Scalar(o.worldForward,-p,vp),_p)),yp.look.set(fp),yp.up.set(o.worldUp)):c?(yp.eye.set(re.addVec3(fp,re.mulVec3Scalar(o.worldUp,p,vp),_p)),yp.look.set(fp),yp.up.set(re.normalizeVec3(re.mulVec3Scalar(o.worldForward,1,gp),mp))):A&&(yp.eye.set(re.addVec3(fp,re.mulVec3Scalar(o.worldUp,-p,vp),_p)),yp.look.set(fp),yp.up.set(re.normalizeVec3(re.mulVec3Scalar(o.worldForward,-1,gp)))),!r.firstPerson&&r.followPointer&&i.pivotController.setPivotPos(fp),i.cameraFlight.duration>0?i.cameraFlight.flyTo(yp,(function(){i.pivotController.getPivoting()&&r.followPointer&&i.pivotController.showPivot()})):(i.cameraFlight.jumpTo(yp),i.pivotController.getPivoting()&&r.followPointer&&i.pivotController.showPivot())}}}))}return C(e,[{key:"reset",value:function(){}},{key:"destroy",value:function(){this._scene.input.off(this._onSceneKeyDown)}}]),e}(),xp=function(){function e(t,i,r,s,n){var o=this;B(this,e),this._scene=t;var a=i.pickController,l=i.pivotController,u=i.cameraControl;this._clicks=0,this._timeout=null,this._lastPickedEntityId=null;var c=!1,A=!1,h=this._scene.canvas.canvas,d=function(e){var r;e&&e.worldPos&&(r=e.worldPos);var s=e&&e.entity?e.entity.aabb:t.aabb;if(r){var n=t.camera;re.subVec3(n.eye,n.look,[]),i.cameraFlight.flyTo({aabb:s})}else i.cameraFlight.flyTo({aabb:s})},p=t.tickify(this._canvasMouseMoveHandler=function(e){if(r.active&&r.pointerEnabled&&!c&&!A){if(u.hasSubs("rayMove")){var i=re.vec3(),n=re.vec3();re.canvasPosToWorldRay(t.canvas.canvas,t.camera.viewMatrix,t.camera.projMatrix,t.camera.projection,s.pointerCanvasPos,i,n),u.fire("rayMove",{canvasPos:s.pointerCanvasPos,ray:{origin:i,direction:n,canvasPos:s.pointerCanvasPos}},!0)}var l=u.hasSubs("hover"),h=u.hasSubs("hoverEnter"),d=u.hasSubs("hoverOut"),p=u.hasSubs("hoverOff"),f=u.hasSubs("hoverSurface"),v=u.hasSubs("hoverSnapOrSurface");if(l||h||d||p||f||v)if(a.pickCursorPos=s.pointerCanvasPos,a.schedulePickEntity=!0,a.schedulePickSurface=f,a.scheduleSnapOrPick=v,a.update(),a.pickResult){if(a.pickResult.entity){var g=a.pickResult.entity.id;o._lastPickedEntityId!==g&&(void 0!==o._lastPickedEntityId&&u.fire("hoverOut",{entity:t.objects[o._lastPickedEntityId]},!0),u.fire("hoverEnter",a.pickResult,!0),o._lastPickedEntityId=g)}u.fire("hover",a.pickResult,!0),(a.pickResult.worldPos||a.pickResult.snappedWorldPos)&&u.fire("hoverSurface",a.pickResult,!0)}else void 0!==o._lastPickedEntityId&&(u.fire("hoverOut",{entity:t.objects[o._lastPickedEntityId]},!0),o._lastPickedEntityId=void 0),u.fire("hoverOff",{canvasPos:a.pickCursorPos},!0)}});h.addEventListener("mousemove",p),h.addEventListener("mousedown",this._canvasMouseDownHandler=function(e){if(1===e.which&&(c=!0),3===e.which&&(A=!0),1===e.which&&r.active&&r.pointerEnabled&&(s.mouseDownClientX=e.clientX,s.mouseDownClientY=e.clientY,s.mouseDownCursorX=s.pointerCanvasPos[0],s.mouseDownCursorY=s.pointerCanvasPos[1],!r.firstPerson&&r.followPointer&&(a.pickCursorPos=s.pointerCanvasPos,a.schedulePickSurface=!0,a.update(),1===e.which))){var i=a.pickResult;i&&i.worldPos?(l.setPivotPos(i.worldPos),l.startPivot()):(r.smartPivot?l.setCanvasPivotPos(s.pointerCanvasPos):l.setPivotPos(t.camera.look),l.startPivot())}}),document.addEventListener("mouseup",this._documentMouseUpHandler=function(e){1===e.which&&(c=!1),3===e.which&&(A=!1),l.getPivoting()&&l.endPivot()}),h.addEventListener("mouseup",this._canvasMouseUpHandler=function(e){if(r.active&&r.pointerEnabled&&(1===e.which&&(l.hidePivot(),!(Math.abs(e.clientX-s.mouseDownClientX)>3||Math.abs(e.clientY-s.mouseDownClientY)>3)))){var n=u.hasSubs("picked"),c=u.hasSubs("pickedNothing"),A=u.hasSubs("pickedSurface"),h=u.hasSubs("doublePicked"),p=u.hasSubs("doublePickedSurface"),f=u.hasSubs("doublePickedNothing");if(!(r.doublePickFlyTo||h||p||f))return(n||c||A)&&(a.pickCursorPos=s.pointerCanvasPos,a.schedulePickEntity=!0,a.schedulePickSurface=A,a.update(),a.pickResult?(u.fire("picked",a.pickResult,!0),a.pickedSurface&&u.fire("pickedSurface",a.pickResult,!0)):u.fire("pickedNothing",{canvasPos:s.pointerCanvasPos},!0)),void(o._clicks=0);if(o._clicks++,1===o._clicks){a.pickCursorPos=s.pointerCanvasPos,a.schedulePickEntity=r.doublePickFlyTo,a.schedulePickSurface=A,a.update();var v=a.pickResult,g=a.pickedSurface;o._timeout=setTimeout((function(){v&&v.worldPos?(u.fire("picked",v,!0),g&&(u.fire("pickedSurface",v,!0),!r.firstPerson&&r.followPointer&&(i.pivotController.setPivotPos(v.worldPos),i.pivotController.startPivot()&&i.pivotController.showPivot()))):u.fire("pickedNothing",{canvasPos:s.pointerCanvasPos},!0),o._clicks=0}),r.doubleClickTimeFrame)}else{if(null!==o._timeout&&(window.clearTimeout(o._timeout),o._timeout=null),a.pickCursorPos=s.pointerCanvasPos,a.schedulePickEntity=r.doublePickFlyTo||h||p,a.schedulePickSurface=a.schedulePickEntity&&p,a.update(),a.pickResult){if(u.fire("doublePicked",a.pickResult,!0),a.pickedSurface&&u.fire("doublePickedSurface",a.pickResult,!0),r.doublePickFlyTo&&(d(a.pickResult),!r.firstPerson&&r.followPointer)){var m=a.pickResult.entity.aabb,_=re.getAABB3Center(m);i.pivotController.setPivotPos(_),i.pivotController.startPivot()&&i.pivotController.showPivot()}}else if(u.fire("doublePickedNothing",{canvasPos:s.pointerCanvasPos},!0),r.doublePickFlyTo&&(d(),!r.firstPerson&&r.followPointer)){var y=t.aabb,b=re.getAABB3Center(y);i.pivotController.setPivotPos(b),i.pivotController.startPivot()&&i.pivotController.showPivot()}o._clicks=0}}},!1)}return C(e,[{key:"reset",value:function(){this._clicks=0,this._lastPickedEntityId=null,this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null)}},{key:"destroy",value:function(){var e=this._scene.canvas.canvas;e.removeEventListener("mousemove",this._canvasMouseMoveHandler),e.removeEventListener("mousedown",this._canvasMouseDownHandler),document.removeEventListener("mouseup",this._documentMouseUpHandler),e.removeEventListener("mouseup",this._canvasMouseUpHandler),this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null)}}]),e}(),wp=function(){function e(t,i,r,s,n){B(this,e),this._scene=t;var o=t.input,a=[],l=t.canvas.canvas,u=!0;this._onSceneMouseMove=o.on("mousemove",(function(){u=!0})),this._onSceneKeyDown=o.on("keydown",(function(e){r.active&&r.pointerEnabled&&t.input.keyboardEnabled&&(r.keyboardEnabledOnlyIfMouseover&&!s.mouseover||(a[e]=!0,e===o.KEY_SHIFT&&(l.style.cursor="move")))})),this._onSceneKeyUp=o.on("keyup",(function(e){r.active&&r.pointerEnabled&&t.input.keyboardEnabled&&(a[e]=!1,e===o.KEY_SHIFT&&(l.style.cursor=null),i.pivotController.getPivoting()&&i.pivotController.endPivot())})),this._onTick=t.on("tick",(function(e){if(r.active&&r.pointerEnabled&&t.input.keyboardEnabled&&(!r.keyboardEnabledOnlyIfMouseover||s.mouseover)){var l=i.cameraControl,c=e.deltaTime/1e3;if(!r.planView){var A=l._isKeyDownForAction(l.ROTATE_Y_POS,a),h=l._isKeyDownForAction(l.ROTATE_Y_NEG,a),d=l._isKeyDownForAction(l.ROTATE_X_POS,a),p=l._isKeyDownForAction(l.ROTATE_X_NEG,a),f=c*r.keyboardRotationRate;(A||h||d||p)&&(!r.firstPerson&&r.followPointer&&i.pivotController.startPivot(),A?n.rotateDeltaY+=f:h&&(n.rotateDeltaY-=f),d?n.rotateDeltaX+=f:p&&(n.rotateDeltaX-=f),!r.firstPerson&&r.followPointer&&i.pivotController.startPivot())}if(!a[o.KEY_CTRL]&&!a[o.KEY_ALT]){var v=l._isKeyDownForAction(l.DOLLY_BACKWARDS,a),g=l._isKeyDownForAction(l.DOLLY_FORWARDS,a);if(v||g){var m=c*r.keyboardDollyRate;!r.firstPerson&&r.followPointer&&i.pivotController.startPivot(),g?n.dollyDelta-=m:v&&(n.dollyDelta+=m),u&&(s.followPointerDirty=!0,u=!1)}}var _=l._isKeyDownForAction(l.PAN_FORWARDS,a),y=l._isKeyDownForAction(l.PAN_BACKWARDS,a),b=l._isKeyDownForAction(l.PAN_LEFT,a),x=l._isKeyDownForAction(l.PAN_RIGHT,a),w=l._isKeyDownForAction(l.PAN_UP,a),B=l._isKeyDownForAction(l.PAN_DOWN,a),P=(a[o.KEY_ALT]?.3:1)*c*r.keyboardPanRate;(_||y||b||x||w||B)&&(!r.firstPerson&&r.followPointer&&i.pivotController.startPivot(),B?n.panDeltaY+=P:w&&(n.panDeltaY+=-P),x?n.panDeltaX+=-P:b&&(n.panDeltaX+=P),y?n.panDeltaZ+=P:_&&(n.panDeltaZ+=-P))}}))}return C(e,[{key:"reset",value:function(){}},{key:"destroy",value:function(){this._scene.off(this._onTick),this._scene.input.off(this._onSceneMouseMove),this._scene.input.off(this._onSceneKeyDown),this._scene.input.off(this._onSceneKeyUp)}}]),e}(),Bp=re.vec3(),Pp=function(){function e(t,i,r,s,n){B(this,e),this._scene=t;var o=t.camera,a=i.pickController,l=i.pivotController,u=i.panController,c=1,A=1,h=null;this._onTick=t.on("tick",(function(){if(r.active&&r.pointerEnabled){var e="default";if(Math.abs(n.dollyDelta)<.001&&(n.dollyDelta=0),Math.abs(n.rotateDeltaX)<.001&&(n.rotateDeltaX=0),Math.abs(n.rotateDeltaY)<.001&&(n.rotateDeltaY=0),0===n.rotateDeltaX&&0===n.rotateDeltaY||(n.dollyDelta=0),r.followPointer){if(--c<=0&&(c=1,0!==n.dollyDelta)){if(0===n.rotateDeltaY&&0===n.rotateDeltaX&&r.followPointer&&s.followPointerDirty&&(a.pickCursorPos=s.pointerCanvasPos,a.schedulePickSurface=!0,a.update(),a.pickResult&&a.pickResult.worldPos?h=a.pickResult.worldPos:(A=1,h=null),s.followPointerDirty=!1),h){var i=Math.abs(re.lenVec3(re.subVec3(h,t.camera.eye,Bp)));A=i/r.dollyProximityThreshold}A<r.dollyMinSpeed&&(A=r.dollyMinSpeed)}}else A=1,h=null;var d=n.dollyDelta*A;if(0===n.rotateDeltaY&&0===n.rotateDeltaX||(!r.firstPerson&&r.followPointer&&l.getPivoting()?(l.continuePivot(n.rotateDeltaY,n.rotateDeltaX),l.showPivot()):(0!==n.rotateDeltaX&&(r.firstPerson?o.pitch(-n.rotateDeltaX):o.orbitPitch(n.rotateDeltaX)),0!==n.rotateDeltaY&&(r.firstPerson?o.yaw(n.rotateDeltaY):o.orbitYaw(n.rotateDeltaY))),n.rotateDeltaX*=r.rotationInertia,n.rotateDeltaY*=r.rotationInertia,e="grabbing"),Math.abs(n.panDeltaX)<.001&&(n.panDeltaX=0),Math.abs(n.panDeltaY)<.001&&(n.panDeltaY=0),Math.abs(n.panDeltaZ)<.001&&(n.panDeltaZ=0),0!==n.panDeltaX||0!==n.panDeltaY||0!==n.panDeltaZ){var p,f,v=re.vec3();if(v[0]=n.panDeltaX,v[1]=n.panDeltaY,v[2]=n.panDeltaZ,r.constrainVertical){o.xUp?(p=o.eye[0],f=o.look[0]):o.yUp?(p=o.eye[1],f=o.look[1]):o.zUp&&(p=o.eye[2],f=o.look[2]),o.pan(v);var g=o.eye,m=o.look;o.xUp?(g[0]=p,m[0]=f):o.yUp?(g[1]=p,m[1]=f):o.zUp&&(g[2]=p,m[2]=f),o.eye=g,o.look=m}else o.pan(v);e="grabbing"}if(n.panDeltaX*=r.panInertia,n.panDeltaY*=r.panInertia,n.panDeltaZ*=r.panInertia,0!==d){if(e=d<0?"zoom-in":"zoom-out",r.firstPerson){var _,y;if(r.constrainVertical&&(o.xUp?(_=o.eye[0],y=o.look[0]):o.yUp?(_=o.eye[1],y=o.look[1]):o.zUp&&(_=o.eye[2],y=o.look[2])),r.followPointer)u.dollyToCanvasPos(h,s.pointerCanvasPos,-d)&&(s.followPointerDirty=!0);else o.pan([0,0,d]),o.ortho.scale=o.ortho.scale-d;if(r.constrainVertical){var b=o.eye,x=o.look;o.xUp?(b[0]=_,x[0]=y):o.yUp?(b[1]=_,x[1]=y):o.zUp&&(b[2]=_,x[2]=y),o.eye=b,o.look=x}}else if(r.planView){if(r.followPointer)u.dollyToCanvasPos(h,s.pointerCanvasPos,-d)&&(s.followPointerDirty=!0);else o.ortho.scale=o.ortho.scale+d,o.zoom(d)}else{if(r.followPointer)u.dollyToCanvasPos(h,s.pointerCanvasPos,-d)&&(s.followPointerDirty=!0);else o.ortho.scale=o.ortho.scale+d,o.zoom(d)}n.dollyDelta*=r.dollyInertia}a.fireEvents(),document.body.style.cursor=e}}))}return C(e,[{key:"destroy",value:function(){this._scene.off(this._onTick)}}]),e}(),Cp=function(){function e(t,i,r,s,n){B(this,e),this._scene=t;var o=this._scene.canvas.canvas;o.addEventListener("mouseenter",this._mouseEnterHandler=function(){s.mouseover=!0}),o.addEventListener("mouseleave",this._mouseLeaveHandler=function(){s.mouseover=!1,o.style.cursor=null}),document.addEventListener("mousemove",this._mouseMoveHandler=function(e){Mp(e,o,s.pointerCanvasPos)}),o.addEventListener("mousedown",this._mouseDownHandler=function(e){r.active&&r.pointerEnabled&&(Mp(e,o,s.pointerCanvasPos),s.mouseover=!0)}),o.addEventListener("mouseup",this._mouseUpHandler=function(e){r.active&&r.pointerEnabled})}return C(e,[{key:"reset",value:function(){}},{key:"destroy",value:function(){var e=this._scene.canvas.canvas;document.removeEventListener("mousemove",this._mouseMoveHandler),e.removeEventListener("mouseenter",this._mouseEnterHandler),e.removeEventListener("mouseleave",this._mouseLeaveHandler),e.removeEventListener("mousedown",this._mouseDownHandler),e.removeEventListener("mouseup",this._mouseUpHandler)}}]),e}();function Mp(e,t,i){if(e){var r=t.getBoundingClientRect(),s=r.left,n=r.top;i[0]=e.clientX-s,i[1]=e.clientY-n}else e=window.event,i[0]=e.x,i[1]=e.y;return i}var Ep=function(e,t){if(e){for(var i=e.target,r=0,s=0;i.offsetParent;)r+=i.offsetLeft,s+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-r,t[1]=e.pageY-s}else e=window.event,t[0]=e.x,t[1]=e.y;return t},Fp=function(){function e(t,i,r,s,n){B(this,e),this._scene=t;var o=i.pickController,a=i.pivotController,l=re.vec2(),u=re.vec2(),c=re.vec2(),A=re.vec2(),h=[],d=this._scene.canvas.canvas,p=0,f=!1;this._onTick=t.on("tick",(function(){f=!1})),d.addEventListener("touchstart",this._canvasTouchStartHandler=function(e){if(r.active&&r.pointerEnabled){e.preventDefault();var i=e.touches,n=e.changedTouches;for(s.touchStartTime=Date.now(),1===i.length&&1===n.length&&(Ep(i[0],l),r.followPointer&&(o.pickCursorPos=l,o.schedulePickSurface=!0,o.update(),r.planView||(o.picked&&o.pickedSurface&&o.pickResult&&o.pickResult.worldPos?(a.setPivotPos(o.pickResult.worldPos),!r.firstPerson&&a.startPivot()&&a.showPivot()):(r.smartPivot?a.setCanvasPivotPos(s.pointerCanvasPos):a.setPivotPos(t.camera.look),!r.firstPerson&&a.startPivot()&&a.showPivot()))));h.length<i.length;)h.push(re.vec2());for(var u=0,c=i.length;u<c;++u)Ep(i[u],h[u]);p=i.length}}),d.addEventListener("touchend",this._canvasTouchEndHandler=function(){a.getPivoting()&&a.endPivot()}),d.addEventListener("touchmove",this._canvasTouchMoveHandler=function(e){if(r.active&&r.pointerEnabled&&(e.stopPropagation(),e.preventDefault(),!f)){f=!0;var i=t.canvas.boundary,a=i[2],l=i[3],d=e.touches;if(e.touches.length===p){if(1===p){Ep(d[0],u),re.subVec2(u,h[0],A);var v=A[0],g=A[1];if(null!==s.longTouchTimeout&&(Math.abs(v)>r.longTapRadius||Math.abs(g)>r.longTapRadius)&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null),r.planView){var m=t.camera;if("perspective"===m.projection){var _=Math.abs(t.camera.eyeLookDist)*Math.tan(m.perspective.fov/2*Math.PI/180);n.panDeltaX+=v*_/l*r.touchPanRate,n.panDeltaY+=g*_/l*r.touchPanRate}else n.panDeltaX+=.5*m.ortho.scale*(v/l)*r.touchPanRate,n.panDeltaY+=.5*m.ortho.scale*(g/l)*r.touchPanRate}else n.rotateDeltaY-=v/a*(1*r.dragRotationRate),n.rotateDeltaX+=g/l*(1.5*r.dragRotationRate)}else if(2===p){var y=d[0],b=d[1];Ep(y,u),Ep(b,c);var x=re.geometricMeanVec2(h[0],h[1]),w=re.geometricMeanVec2(u,c),B=re.vec2();re.subVec2(x,w,B);var P=B[0],C=B[1],M=t.camera,E=re.distVec2([y.pageX,y.pageY],[b.pageX,b.pageY]),F=(re.distVec2(h[0],h[1])-E)*r.touchDollyRate;if(n.dollyDelta=F,Math.abs(F)<1)if("perspective"===M.projection){var k=o.pickResult?o.pickResult.worldPos:t.center,I=Math.abs(re.lenVec3(re.subVec3(k,t.camera.eye,[])))*Math.tan(M.perspective.fov/2*Math.PI/180);n.panDeltaX-=P*I/l*r.touchPanRate,n.panDeltaY-=C*I/l*r.touchPanRate}else n.panDeltaX-=.5*M.ortho.scale*(P/l)*r.touchPanRate,n.panDeltaY-=.5*M.ortho.scale*(C/l)*r.touchPanRate;s.pointerCanvasPos=w}for(var D=0;D<p;++D)Ep(d[D],h[D])}}})}return C(e,[{key:"reset",value:function(){}},{key:"destroy",value:function(){var e=this._scene.canvas.canvas;e.removeEventListener("touchstart",this._canvasTouchStartHandler),e.removeEventListener("touchend",this._canvasTouchEndHandler),e.removeEventListener("touchmove",this._canvasTouchMoveHandler),this._scene.off(this._onTick)}}]),e}(),kp=function(e,t){if(e){for(var i=e.target,r=0,s=0;i.offsetParent;)r+=i.offsetLeft,s+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-r,t[1]=e.pageY-s}else e=window.event,t[0]=e.x,t[1]=e.y;return t},Ip=function(){function e(t,i,r,s,n){B(this,e),this._scene=t;var o,a=i.pickController,l=i.cameraControl,u=[],c=new Float32Array(2),A=-1,h=-1,d=this._scene.canvas.canvas,p=function(e){var r;e&&e.worldPos&&(r=e.worldPos);var s=e?e.entity.aabb:t.aabb;if(r){var n=t.camera;re.subVec3(n.eye,n.look,[]),i.cameraFlight.flyTo({aabb:s})}else i.cameraFlight.flyTo({aabb:s})};d.addEventListener("touchstart",this._canvasTouchStartHandler=function(e){if(r.active&&r.pointerEnabled){null!==s.longTouchTimeout&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null);var t=e.touches,n=e.changedTouches;if(o=Date.now(),1===t.length&&1===n.length){A=o,kp(t[0],c);var a=c[0],l=c[1],h=t[0].pageX,d=t[0].pageY;s.longTouchTimeout=setTimeout((function(){i.cameraControl.fire("rightClick",{pagePos:[Math.round(h),Math.round(d)],canvasPos:[Math.round(a),Math.round(l)],event:e},!0),s.longTouchTimeout=null}),r.longTapTimeout)}else A=-1;for(;u.length<t.length;)u.push(new Float32Array(2));for(var p=0,f=t.length;p<f;++p)kp(t[p],u[p]);u.length=t.length}},{passive:!0}),d.addEventListener("touchend",this._canvasTouchEndHandler=function(e){if(r.active&&r.pointerEnabled){var t=Date.now(),i=e.touches,n=e.changedTouches,o=l.hasSubs("pickedSurface");null!==s.longTouchTimeout&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null),0===i.length&&1===n.length&&A>-1&&t-A<150&&(h>-1&&A-h<325?(kp(n[0],a.pickCursorPos),a.schedulePickEntity=!0,a.schedulePickSurface=o,a.update(),a.pickResult?(a.pickResult.touchInput=!0,l.fire("doublePicked",a.pickResult),a.pickedSurface&&l.fire("doublePickedSurface",a.pickResult),r.doublePickFlyTo&&p(a.pickResult)):(l.fire("doublePickedNothing"),r.doublePickFlyTo&&p()),h=-1):re.distVec2(u[0],c)<4&&(kp(n[0],a.pickCursorPos),a.schedulePickEntity=!0,a.schedulePickSurface=o,a.update(),a.pickResult?(a.pickResult.touchInput=!0,l.fire("picked",a.pickResult),a.pickedSurface&&l.fire("pickedSurface",a.pickResult)):l.fire("pickedNothing"),h=t),A=-1),u.length=i.length;for(var d=0,f=i.length;d<f;++d)u[d][0]=i[d].pageX,u[d][1]=i[d].pageY}},{passive:!0})}return C(e,[{key:"reset",value:function(){}},{key:"destroy",value:function(){var e=this._scene.canvas.canvas;e.removeEventListener("touchstart",this._canvasTouchStartHandler),e.removeEventListener("touchend",this._canvasTouchEndHandler)}}]),e}(),Dp=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e,s)).PAN_LEFT=0,r.PAN_RIGHT=1,r.PAN_UP=2,r.PAN_DOWN=3,r.PAN_FORWARDS=4,r.PAN_BACKWARDS=5,r.ROTATE_X_POS=6,r.ROTATE_X_NEG=7,r.ROTATE_Y_POS=8,r.ROTATE_Y_NEG=9,r.DOLLY_FORWARDS=10,r.DOLLY_BACKWARDS=11,r.AXIS_VIEW_RIGHT=12,r.AXIS_VIEW_BACK=13,r.AXIS_VIEW_LEFT=14,r.AXIS_VIEW_FRONT=15,r.AXIS_VIEW_TOP=16,r.AXIS_VIEW_BOTTOM=17,r._keyMap={},r.scene.canvas.canvas.oncontextmenu=function(e){e.preventDefault()},r._configs={longTapTimeout:600,longTapRadius:5,active:!0,keyboardLayout:"qwerty",navMode:"orbit",planView:!1,firstPerson:!1,followPointer:!0,doublePickFlyTo:!0,panRightClick:!0,showPivot:!1,pointerEnabled:!0,constrainVertical:!1,smartPivot:!1,doubleClickTimeFrame:250,zoomOnMouseWheel:!0,snapToVertex:true,snapToEdge:true,snapRadius:30,keyboardEnabledOnlyIfMouseover:!0,dragRotationRate:360,keyboardRotationRate:90,rotationInertia:0,keyboardPanRate:1,touchPanRate:1,panInertia:.5,keyboardDollyRate:10,mouseWheelDollyRate:100,touchDollyRate:.2,dollyInertia:0,dollyProximityThreshold:30,dollyMinSpeed:.04},r._states={pointerCanvasPos:re.vec2(),mouseover:!1,followPointerDirty:!0,mouseDownClientX:0,mouseDownClientY:0,mouseDownCursorX:0,mouseDownCursorY:0,touchStartTime:null,activeTouches:[],tapStartPos:re.vec2(),tapStartTime:-1,lastTapTime:-1,longTouchTimeout:null},r._updates={rotateDeltaX:0,rotateDeltaY:0,panDeltaX:0,panDeltaY:0,panDeltaZ:0,dollyDelta:0};var n=r.scene;return r._controllers={cameraControl:b(r),pickController:new hp(b(r),r._configs),pivotController:new Ap(n,r._configs),panController:new sp(n),cameraFlight:new Pd(b(r),{duration:.5})},r._handlers=[new Cp(r.scene,r._controllers,r._configs,r._states,r._updates),new Fp(r.scene,r._controllers,r._configs,r._states,r._updates),new pp(r.scene,r._controllers,r._configs,r._states,r._updates),new bp(r.scene,r._controllers,r._configs,r._states,r._updates),new xp(r.scene,r._controllers,r._configs,r._states,r._updates),new Ip(r.scene,r._controllers,r._configs,r._states,r._updates),new wp(r.scene,r._controllers,r._configs,r._states,r._updates)],r._cameraUpdater=new Pp(r.scene,r._controllers,r._configs,r._states,r._updates),r.navMode=s.navMode,s.planView&&(r.planView=s.planView),r.constrainVertical=s.constrainVertical,s.keyboardLayout?r.keyboardLayout=s.keyboardLayout:r.keyMap=s.keyMap,r.doublePickFlyTo=s.doublePickFlyTo,r.panRightClick=s.panRightClick,r.active=s.active,r.followPointer=s.followPointer,r.rotationInertia=s.rotationInertia,r.keyboardPanRate=s.keyboardPanRate,r.touchPanRate=s.touchPanRate,r.keyboardRotationRate=s.keyboardRotationRate,r.dragRotationRate=s.dragRotationRate,r.touchDollyRate=s.touchDollyRate,r.dollyInertia=s.dollyInertia,r.dollyProximityThreshold=s.dollyProximityThreshold,r.dollyMinSpeed=s.dollyMinSpeed,r.panInertia=s.panInertia,r.pointerEnabled=!0,r.keyboardDollyRate=s.keyboardDollyRate,r.mouseWheelDollyRate=s.mouseWheelDollyRate,r}return C(i,[{key:"keyMap",get:function(){return this._keyMap},set:function(e){if(e=e||"qwerty",he.isString(e)){var t=this.scene.input,i={};switch(e){default:this.error("Unsupported value for 'keyMap': "+e+" defaulting to 'qwerty'");case"qwerty":i[this.PAN_LEFT]=[t.KEY_A],i[this.PAN_RIGHT]=[t.KEY_D],i[this.PAN_UP]=[t.KEY_Z],i[this.PAN_DOWN]=[t.KEY_X],i[this.PAN_BACKWARDS]=[],i[this.PAN_FORWARDS]=[],i[this.DOLLY_FORWARDS]=[t.KEY_W,t.KEY_ADD],i[this.DOLLY_BACKWARDS]=[t.KEY_S,t.KEY_SUBTRACT],i[this.ROTATE_X_POS]=[t.KEY_DOWN_ARROW],i[this.ROTATE_X_NEG]=[t.KEY_UP_ARROW],i[this.ROTATE_Y_POS]=[t.KEY_Q,t.KEY_LEFT_ARROW],i[this.ROTATE_Y_NEG]=[t.KEY_E,t.KEY_RIGHT_ARROW],i[this.AXIS_VIEW_RIGHT]=[t.KEY_NUM_1],i[this.AXIS_VIEW_BACK]=[t.KEY_NUM_2],i[this.AXIS_VIEW_LEFT]=[t.KEY_NUM_3],i[this.AXIS_VIEW_FRONT]=[t.KEY_NUM_4],i[this.AXIS_VIEW_TOP]=[t.KEY_NUM_5],i[this.AXIS_VIEW_BOTTOM]=[t.KEY_NUM_6];break;case"azerty":i[this.PAN_LEFT]=[t.KEY_Q],i[this.PAN_RIGHT]=[t.KEY_D],i[this.PAN_UP]=[t.KEY_W],i[this.PAN_DOWN]=[t.KEY_X],i[this.PAN_BACKWARDS]=[],i[this.PAN_FORWARDS]=[],i[this.DOLLY_FORWARDS]=[t.KEY_Z,t.KEY_ADD],i[this.DOLLY_BACKWARDS]=[t.KEY_S,t.KEY_SUBTRACT],i[this.ROTATE_X_POS]=[t.KEY_DOWN_ARROW],i[this.ROTATE_X_NEG]=[t.KEY_UP_ARROW],i[this.ROTATE_Y_POS]=[t.KEY_A,t.KEY_LEFT_ARROW],i[this.ROTATE_Y_NEG]=[t.KEY_E,t.KEY_RIGHT_ARROW],i[this.AXIS_VIEW_RIGHT]=[t.KEY_NUM_1],i[this.AXIS_VIEW_BACK]=[t.KEY_NUM_2],i[this.AXIS_VIEW_LEFT]=[t.KEY_NUM_3],i[this.AXIS_VIEW_FRONT]=[t.KEY_NUM_4],i[this.AXIS_VIEW_TOP]=[t.KEY_NUM_5],i[this.AXIS_VIEW_BOTTOM]=[t.KEY_NUM_6]}this._keyMap=i}else{var r=e;this._keyMap=r}}},{key:"_isKeyDownForAction",value:function(e,t){var i=this._keyMap[e];if(!i)return!1;t||(t=this.scene.input.keyDown);for(var r=0,s=i.length;r<s;r++){if(t[i[r]])return!0}return!1}},{key:"pivotElement",set:function(e){this._controllers.pivotController.setPivotElement(e)}},{key:"active",get:function(){return this._configs.active},set:function(e){e=!1!==e,this._configs.active=e,this._handlers[1]._active=e,this._handlers[5]._active=e}},{key:"snapToVertex",get:function(){return this._configs.snapToVertex},set:function(e){this._configs.snapToVertex=!!e}},{key:"snapToEdge",get:function(){return this._configs.snapToEdge},set:function(e){this._configs.snapToEdge=!!e}},{key:"snapRadius",get:function(){return this._configs.snapRadius},set:function(e){e=e||30,this._configs.snapRadius=e}},{key:"keyboardEnabledOnlyIfMouseover",get:function(){return this._configs.keyboardEnabledOnlyIfMouseover},set:function(e){this._configs.keyboardEnabledOnlyIfMouseover=!!e}},{key:"navMode",get:function(){return this._configs.navMode},set:function(e){"firstPerson"!==(e=e||"orbit")&&"orbit"!==e&&"planView"!==e&&(this.error("Unsupported value for navMode: "+e+" - supported values are 'orbit', 'firstPerson' and 'planView' - defaulting to 'orbit'"),e="orbit"),this._configs.firstPerson="firstPerson"===e,this._configs.planView="planView"===e,(this._configs.firstPerson||this._configs.planView)&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot()),this._configs.navMode=e}},{key:"pointerEnabled",get:function(){return this._configs.pointerEnabled},set:function(e){this._reset(),this._configs.pointerEnabled=!!e}},{key:"_reset",value:function(){for(var e=0,t=this._handlers.length;e<t;e++){var i=this._handlers[e];i.reset&&i.reset()}this._updates.panDeltaX=0,this._updates.panDeltaY=0,this._updates.rotateDeltaX=0,this._updates.rotateDeltaY=0,this._updates.dolyDelta=0}},{key:"followPointer",get:function(){return this._configs.followPointer},set:function(e){this._configs.followPointer=!1!==e}},{key:"pivotPos",get:function(){return this._controllers.pivotController.getPivotPos()},set:function(e){this._controllers.pivotController.setPivotPos(e)}},{key:"dollyToPointer",get:function(){return this.warn("dollyToPointer property is deprecated - replaced with followPointer"),this.followPointer},set:function(e){this.warn("dollyToPointer property is deprecated - replaced with followPointer"),this.followPointer=e}},{key:"panToPointer",get:function(){return this.warn("panToPointer property is deprecated - replaced with followPointer"),!1},set:function(e){this.warn("panToPointer property is deprecated - replaced with followPointer")}},{key:"planView",get:function(){return this.warn("planView property is deprecated - replaced with navMode"),this._configs.planView},set:function(e){this._configs.planView=!!e,this._configs.firstPerson=!1,this._configs.planView&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot()),this.warn("planView property is deprecated - replaced with navMode")}},{key:"firstPerson",get:function(){return this.warn("firstPerson property is deprecated - replaced with navMode"),this._configs.firstPerson},set:function(e){this.warn("firstPerson property is deprecated - replaced with navMode"),this._configs.firstPerson=!!e,this._configs.planView=!1,this._configs.firstPerson&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot())}},{key:"constrainVertical",get:function(){return this._configs.constrainVertical},set:function(e){this._configs.constrainVertical=!!e}},{key:"doublePickFlyTo",get:function(){return this._configs.doublePickFlyTo},set:function(e){this._configs.doublePickFlyTo=!1!==e}},{key:"panRightClick",get:function(){return this._configs.panRightClick},set:function(e){this._configs.panRightClick=!1!==e}},{key:"rotationInertia",get:function(){return this._configs.rotationInertia},set:function(e){this._configs.rotationInertia=null!=e?e:0}},{key:"keyboardPanRate",get:function(){return this._configs.keyboardPanRate},set:function(e){this._configs.keyboardPanRate=null!=e?e:5}},{key:"touchPanRate",get:function(){return this._configs.touchPanRate},set:function(e){this._configs.touchPanRate=null!=e?e:1}},{key:"keyboardRotationRate",get:function(){return this._configs.keyboardRotationRate},set:function(e){this._configs.keyboardRotationRate=null!=e?e:90}},{key:"dragRotationRate",get:function(){return this._configs.dragRotationRate},set:function(e){this._configs.dragRotationRate=null!=e?e:360}},{key:"keyboardDollyRate",get:function(){return this._configs.keyboardDollyRate},set:function(e){this._configs.keyboardDollyRate=null!=e?e:15}},{key:"touchDollyRate",get:function(){return this._configs.touchDollyRate},set:function(e){this._configs.touchDollyRate=null!=e?e:.2}},{key:"mouseWheelDollyRate",get:function(){return this._configs.mouseWheelDollyRate},set:function(e){this._configs.mouseWheelDollyRate=null!=e?e:100}},{key:"dollyInertia",get:function(){return this._configs.dollyInertia},set:function(e){this._configs.dollyInertia=null!=e?e:0}},{key:"dollyProximityThreshold",get:function(){return this._configs.dollyProximityThreshold},set:function(e){this._configs.dollyProximityThreshold=null!=e?e:35}},{key:"dollyMinSpeed",get:function(){return this._configs.dollyMinSpeed},set:function(e){this._configs.dollyMinSpeed=null!=e?e:.04}},{key:"panInertia",get:function(){return this._configs.panInertia},set:function(e){this._configs.panInertia=null!=e?e:.5}},{key:"keyboardLayout",get:function(){return this._configs.keyboardLayout},set:function(e){"qwerty"!==(e=e||"qwerty")&&"azerty"!==e&&(this.error("Unsupported value for keyboardLayout - defaulting to 'qwerty'"),e="qwerty"),this._configs.keyboardLayout=e,this.keyMap=this._configs.keyboardLayout}},{key:"enablePivotSphere",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this._controllers.pivotController.enablePivotSphere(e)}},{key:"disablePivotSphere",value:function(){this._controllers.pivotController.disablePivotSphere()}},{key:"smartPivot",get:function(){return this._configs.smartPivot},set:function(e){this._configs.smartPivot=!1!==e}},{key:"doubleClickTimeFrame",get:function(){return this._configs.doubleClickTimeFrame},set:function(e){this._configs.doubleClickTimeFrame=null!=e?e:250}},{key:"zoomOnMouseWheel",get:function(){return this._configs.zoomOnMouseWheel},set:function(e){this._configs.zoomOnMouseWheel=!!e}},{key:"destroy",value:function(){this._destroyHandlers(),this._destroyControllers(),this._cameraUpdater.destroy(),f(x(i.prototype),"destroy",this).call(this)}},{key:"_destroyHandlers",value:function(){for(var e=0,t=this._handlers.length;e<t;e++){var i=this._handlers[e];i.destroy&&i.destroy()}}},{key:"_destroyControllers",value:function(){for(var e=0,t=this._controllers.length;e<t;e++){var i=this._controllers[e];i.destroy&&i.destroy()}}}]),i}(),Sp=C((function e(t,i,r,s,n){B(this,e),this.name=t,this.type=r,this.value=i,this.valueType=s,this.description=n})),Tp=C((function e(t){if(B(this,e),this.id=t.id,this.originalSystemId=t.originalSystemId,this.metaModels=[],this.name=t.name,this.type=t.type,this.properties=[],t.properties)for(var i=t.properties,r=0,s=i.length;r<s;r++){var n=i[r];Number.isInteger(n)?this.properties.push(n):this.properties.push(new Sp(n.name,n.value,n.type,n.valueType,n.description))}})),Lp=function(){function e(t){B(this,e),this.metaModels=[],this.id=t.id,this.parentId=t.parentId,this.parent=null,this.originalSystemId=t.originalSystemId,this.name=t.name,this.type=t.type,this.propertySetIds=t.propertySetIds,this.propertySets=[],this.attributes=t.attributes||{},void 0!==t.external&&null!==t.external&&(this.external=t.external)}return C(e,[{key:"metaModel",get:function(){return 1==this.metaModels.length?this.metaModels[0]:null}},{key:"getObjectIDsInSubtree",value:function(){var e=[];return function t(i){if(i){e.push(i.id);var r=i.children;if(r)for(var s=0,n=r.length;s<n;s++)t(r[s])}}(this),e}},{key:"withMetaObjectsInSubtree",value:function(e){!function t(i){if(i){e(i);var r=i.children;if(r)for(var s=0,n=r.length;s<n;s++)t(r[s])}}(this)}},{key:"getObjectIDsInSubtreeByType",value:function(e){for(var t={},i=0,r=e.length;i<r;i++)t[e[i]]=e[i];var s=[];return function e(i){if(i){t[i.type]&&s.push(i.id);var r=i.children;if(r)for(var n=0,o=r.length;n<o;n++)e(r[n])}}(this),s}},{key:"getJSON",value:function(){var e={id:this.id,type:this.type,name:this.name};return this.parent&&(e.parent=this.parent.id),e}}]),e}(),Rp=function(){function e(t){B(this,e),this.id=t.id,this.projectId=t.projectId,this.revisionId=t.revisionId,this.author=t.author,this.createdAt=t.createdAt,this.creatingApplication=t.creatingApplication,this.schema=t.schema,this.metaScene=t.metaScene,this.propertySets=[],this.rootMetaObjects=[],this.metaObjects={},this.graph=t.graph||{},this.metaScene.metaModels[this.id]=this,this._propertyLookup=[],this.finalized=!1}return C(e,[{key:"rootMetaObject",get:function(){return 1===this.rootMetaObjects.length?this.rootMetaObjects[0]:null}},{key:"loadData",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(this.finalized)throw"MetaScene already finalized - can't add more data";this._globalizeIDs(e,t);var i=this.metaScene,r=e.properties;if(r)for(var s=0,n=r.length;s<n;s++)this._propertyLookup.push(r[s]);if(e.propertySets)for(var o=0,a=e.propertySets.length;o<a;o++){var l=e.propertySets[o];l.properties||(l.properties=[]);var u=i.propertySets[l.id];u||(u=new Tp({id:l.id,originalSystemId:l.originalSystemId||l.id,type:l.type,name:l.name,properties:l.properties}),i.propertySets[u.id]=u),u.metaModels.push(this),this.propertySets.push(u)}if(e.metaObjects)for(var c=0,A=e.metaObjects.length;c<A;c++){var h=e.metaObjects[c],d=h.id,p=i.metaObjects[d];if(!p){var f=h.type,v=h.originalSystemId,g=h.propertySets||h.propertySetIds;p=new Lp({id:d,originalSystemId:v,parentId:h.parent,type:f,name:h.name,attributes:h.attributes,propertySetIds:g,external:h.external}),this.metaScene.metaObjects[d]=p,p.metaModels=[]}this.metaObjects[d]=p,h.parent||(this.rootMetaObjects.push(p),i.rootMetaObjects[d]=p)}}},{key:"_decompressProperties",value:function(e,t){for(var i=[],r=0,s=t.length;r<s;r++){var n=t[r];if(Number.isInteger(n)){var o=e[n];o?t[r]=o:i.push(n)}}i.length>0&&console.error("[MetaModel._decompressProperties] Properties not found: ".concat(i))}},{key:"finalize",value:function(){if(this.finalized)throw"MetaScene already finalized - can't re-finalize";var e=this.metaScene;for(var t in e.metaObjects){var i=e.metaObjects[t];if(i.children&&(i.children=[]),i.propertySets&&(i.propertySets=[]),i.propertySetIds)for(var r=0,s=i.propertySetIds.length;r<s;r++){var n=i.propertySetIds[r],o=e.propertySets[n];i.propertySets.push(o)}}for(var a in e.metaObjects){var l=e.metaObjects[a];if(l.parentId){var u=e.metaObjects[l.parentId];u&&(l.parent=u,(u.children||(u.children=[])).push(l))}}for(var c in e.metaObjects){e.metaObjects[c].metaModels=[]}for(var A in e.metaModels)for(var h=e.metaModels[A],d=0,p=h.metaObjects.length;d<p;d++){h.metaObjects[d].metaModels.push(h)}for(var f in e.metaObjectsByType={},e.metaObjects){var v=e.metaObjects[f],g=v.type;(e.metaObjectsByType[g]||(e.metaObjectsByType[g]={}))[f]=v}if(this.propertySets)for(var m=0,_=this.propertySets.length;m<_;m++){var y=this.propertySets[m];this._decompressProperties(this._propertyLookup,y.properties)}this._propertyLookup=[],this.finalized=!0,this.metaScene.fire("metaModelCreated",this.id)}},{key:"getJSON",value:function(){for(var e={id:this.id,projectId:this.projectId,author:this.author,createdAt:this.createdAt,schema:this.schema,creatingApplication:this.creatingApplication,metaObjects:[],propertySets:[]},t=Object.values(this.metaObjects),i=0,r=t.length;i<r;i++){var s=t[i],n={id:s.id,originalSystemId:s.originalSystemId,extId:s.extId,type:s.type,name:s.name};s.parent&&(n.parent=s.parent.id),s.attributes&&(n.attributes=s.attributes),s.propertySetIds&&(n.propertySetIds=s.propertySetIds),e.metaObjects.push(n)}for(var o=0,a=this.propertySets.length;o<a;o++){for(var l=this.propertySets[o],u={id:l.id,originalSystemId:l.originalSystemId,extId:l.extId,type:l.type,name:l.name,propertyies:[]},c=0,A=l.properties.length;c<A;c++){var h=l.properties[c],d={id:h.id,description:h.description,type:h.type,name:h.name,value:h.value,valueType:h.valueType};u.properties.push(d)}e.propertySets.push(u)}return e}},{key:"_globalizeIDs",value:function(e,t){var i=!!t.globalizeObjectIds;if(e.metaObjects)for(var r=0,s=e.metaObjects.length;r<s;r++){var n=e.metaObjects[r];if(n.originalSystemId=n.id,n.parent&&(n.originalParentSystemId=n.parent),i&&(n.id=re.globalizeObjectId(this.id,n.id),n.parent&&(n.parent=re.globalizeObjectId(this.id,n.parent))),i){var o=n.propertySetIds;if(o){for(var a=[],l=0,u=o.length;l<u;l++)a.push(re.globalizeObjectId(this.id,o[l]));n.propertySetIds=a,n.originalSystemPropertySetIds=o}}else n.originalSystemPropertySetIds=n.propertySetIds}if(e.propertySets)for(var c=0,A=e.propertySets.length;c<A;c++){var h=e.propertySets[c];h.originalSystemId=h.id,i&&(h.id=re.globalizeObjectId(this.id,h.id))}}}]),e}(),Up=function(){function e(t,i){B(this,e),this.viewer=t,this.scene=i,this.metaModels={},this.propertySets={},this.metaObjects={},this.metaObjectsByType={},this.rootMetaObjects={},this._eventSubs={}}return C(e,[{key:"on",value:function(e,t){var i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}},{key:"fire",value:function(e,t){var i=this._eventSubs[e];if(i)for(var r=0,s=i.length;r<s;r++)i[r](t)}},{key:"off",value:function(e){}},{key:"createMetaModel",value:function(e,t){var i=new Rp({metaScene:this,id:e,projectId:t.projectId||"none",revisionId:t.revisionId||"none",author:t.author||"none",createdAt:t.createdAt||"none",creatingApplication:t.creatingApplication||"none",schema:t.schema||"none",propertySets:[]});return i.loadData(t),i.finalize(),i}},{key:"destroyMetaModel",value:function(e){var t=this.metaModels[e];if(t){if(t.propertySets)for(var i=0,r=t.propertySets.length;i<r;i++){var s=t.propertySets[i];if(1===s.metaModels.length&&s.metaModels[0].id===e)delete this.propertySets[s.id];else{for(var n=[],o=0,a=s.metaModels.length;o<a;o++)s.metaModels[o].id!==e&&n.push(s.metaModels[o]);s.metaModels=n}}if(t.metaObjects)for(var l=0,u=t.metaObjects.length;l<u;l++){var c=t.metaObjects[l];c.type;var A=c.id;1===c.metaModels.length&&c.metaModels[0].id===e&&(delete this.metaObjects[A],c.parent||delete this.rootMetaObjects[A])}for(var h in this.metaObjects){var d=this.metaObjects[h];if(d.children&&(d.children=[]),d.propertySets&&(d.propertySets=[]),d.propertySetIds)for(var p=0,f=d.propertySetIds.length;p<f;p++){var v=d.propertySetIds[p],g=this.propertySets[v];d.propertySets.push(g)}}for(var m in this.metaObjectsByType={},this.metaObjects){var _=this.metaObjects[m],y=_.type;_.children&&(_.children=null),(this.metaObjectsByType[y]||(this.metaObjectsByType[y]={}))[m]=_}for(var b in this.metaObjects){var x=this.metaObjects[b];if(x.parentId){var w=this.metaObjects[x.parentId];w&&(x.parent=w,(w.children||(w.children=[])).push(x))}}for(var B in delete this.metaModels[e],this.metaObjects){this.metaObjects[B].metaModels=[]}for(var P in this.metaModels)for(var C=this.metaModels[P],M=0,E=C.metaObjects.length;M<E;M++){C.metaObjects[M].metaModels.push(C)}this.fire("metaModelDestroyed",e)}}},{key:"getObjectIDsByType",value:function(e){var t=this.metaObjectsByType[e];return t?Object.keys(t):[]}},{key:"getObjectIDsInSubtree",value:function(e,t,i){var r=[],s=this.metaObjects[e],n=t&&t.length>0?Op(t):null,o=i&&i.length>0?Op(i):null;return function e(t){if(t){var i=!0;(o&&o[t.type]||n&&!n[t.type])&&(i=!1),i&&r.push(t.id);var s=t.children;if(s)for(var a=0,l=s.length;a<l;a++)e(s[a])}}(s),r}},{key:"withMetaObjectsInSubtree",value:function(e,t){var i=this.metaObjects[e];i&&i.withMetaObjectsInSubtree(t)}}]),e}();function Op(e){for(var t={},i=0,r=e.length;i<r;i++)t[e[i]]=!0;return t}
+ **/var mh=null;function _h(e,t){var i,r,s,n,o,a,l=3*e,u=3*t,c=Math.min(i=mh[l],r=mh[l+1],s=mh[l+2]),A=Math.min(n=mh[u],o=mh[u+1],a=mh[u+2]);if(c!==A)return c-A;var h=Math.max(i,r,s),d=Math.max(n,o,a);return h!==d?h-d:0}function yh(e,t){for(var i=new Int32Array(e.length/3),r=0,s=i.length;r<s;r++)i[r]=r;mh=new Int32Array(e.length);for(var n=0,o=e.length;n<o;n++)mh[n]=e[n]>>t;i.sort(_h);for(var a=new Int32Array(e.length),l=0,u=i.length;l<u;l++)a[3*l+0]=e[3*i[l]+0],a[3*l+1]=e[3*i[l]+1],a[3*l+2]=e[3*i[l]+2];return a}var bh=null;function xh(e,t){var i=bh[2*e]-bh[2*t];return 0!==i?i:bh[2*e+1]-bh[2*t+1]}function wh(e){if(0===(e||[]).length)return[];for(var t=new Int32Array(e.length/2),i=0,r=t.length;i<r;i++)t[i]=i;for(var s=0,n=e.length;s<n;s+=2)if(e[s]>e[s+1]){var o=e[s];e[s]=e[s+1],e[s+1]=o}bh=new Int32Array(e),t.sort(xh);for(var a=new Int32Array(e.length),l=0,u=t.length;l<u;l++)a[2*l+0]=e[2*t[l]+0],a[2*l+1]=e[2*t[l]+1];return a}function Bh(e,t){var i={},r={};e.forEach((function(e){for(var t=e.indices,s=e.edgeIndices,n=e.positionsCompressed,o=0,a=t.length;o<a;o+=3){var l=n[3*t[o]]+"_"+n[3*t[o]+1]+"_"+n[3*t[o]+2]+"/"+n[3*t[o+1]]+"_"+n[3*t[o+1]+1]+"_"+n[3*t[o+1]+2]+"/"+n[3*t[o+2]]+"_"+n[3*t[o+2]+1]+"_"+n[3*t[o+2]+2];i[l]=!0}e.edgeIndices.length/2;for(var u=0,c=s.length;u<c;u+=2){var A=n[3*s[u]]+"_"+n[3*s[u]+1]+"_"+n[3*s[u]+2]+"/"+n[3*s[u+1]]+"_"+n[3*s[u+1]+1]+"_"+n[3*s[u+1]+2]+"/";r[A]=!0}}));var s=t.indices;t.edgeIndices;for(var n=t.positionsCompressed,o=0,a=s.length;o<a;o+=3){var l=n[3*s[o]]+"_"+n[3*s[o]+1]+"_"+n[3*s[o]+2]+"/"+n[3*s[o+1]]+"_"+n[3*s[o+1]+1]+"_"+n[3*s[o+1]+2]+"/"+n[3*s[o+2]]+"_"+n[3*s[o+2]+1]+"_"+n[3*s[o+2]+2];if(!(l in i))throw console.log("Not found "+l),"Ohhhh!"}}var Ph=re.vec4(4),Ch=re.vec4(),Mh=re.vec4(),Eh=re.vec3([1,0,0]),Fh=re.vec3([0,1,0]),kh=re.vec3([0,0,1]);re.vec3(3),re.vec3(3);var Ih=re.identityMat4(),Dh=function(){function e(t){B(this,e),this._model=t.model,this.id=t.id,this._parentTransform=t.parent,this._childTransforms=[],this._meshes=[],this._scale=new Float32Array([1,1,1]),this._quaternion=re.identityQuaternion(new Float32Array(4)),this._rotation=new Float32Array(3),this._position=new Float32Array(3),this._localMatrix=re.identityMat4(new Float32Array(16)),this._worldMatrix=re.identityMat4(new Float32Array(16)),this._localMatrixDirty=!0,this._worldMatrixDirty=!0,t.matrix?this.matrix=t.matrix:(this.scale=t.scale,this.position=t.position,t.quaternion||(this.rotation=t.rotation)),t.parent&&t.parent._addChildTransform(this)}return C(e,[{key:"_addChildTransform",value:function(e){this._childTransforms.push(e),e._parentTransform=this,e._transformDirty(),e._setSubtreeAABBsDirty(this)}},{key:"_addMesh",value:function(e){this._meshes.push(e),e.transform=this}},{key:"parentTransform",get:function(){return this._parentTransform}},{key:"meshes",get:function(){return this._meshes}},{key:"position",get:function(){return this._position},set:function(e){this._position.set(e||[0,0,0]),this._setLocalMatrixDirty(),this._model.glRedraw()}},{key:"rotation",get:function(){return this._rotation},set:function(e){this._rotation.set(e||[0,0,0]),re.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setLocalMatrixDirty(),this._model.glRedraw()}},{key:"quaternion",get:function(){return this._quaternion},set:function(e){this._quaternion.set(e||[0,0,0,1]),re.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setLocalMatrixDirty(),this._model.glRedraw()}},{key:"scale",get:function(){return this._scale},set:function(e){this._scale.set(e||[1,1,1]),this._setLocalMatrixDirty(),this._model.glRedraw()}},{key:"matrix",get:function(){return this._localMatrixDirty&&(this._localMatrix||(this._localMatrix=re.identityMat4()),re.composeMat4(this._position,this._quaternion,this._scale,this._localMatrix),this._localMatrixDirty=!1),this._localMatrix},set:function(e){this._localMatrix||(this._localMatrix=re.identityMat4()),this._localMatrix.set(e||Ih),re.decomposeMat4(this._localMatrix,this._position,this._quaternion,this._scale),this._localMatrixDirty=!1,this._transformDirty(),this._model.glRedraw()}},{key:"worldMatrix",get:function(){return this._worldMatrixDirty&&this._buildWorldMatrix(),this._worldMatrix}},{key:"rotate",value:function(e,t){return Ph[0]=e[0],Ph[1]=e[1],Ph[2]=e[2],Ph[3]=t*re.DEGTORAD,re.angleAxisToQuaternion(Ph,Ch),re.mulQuaternions(this.quaternion,Ch,Mh),this.quaternion=Mh,this._setLocalMatrixDirty(),this._model.glRedraw(),this}},{key:"rotateOnWorldAxis",value:function(e,t){return Ph[0]=e[0],Ph[1]=e[1],Ph[2]=e[2],Ph[3]=t*re.DEGTORAD,re.angleAxisToQuaternion(Ph,Ch),re.mulQuaternions(Ch,this.quaternion,Ch),this}},{key:"rotateX",value:function(e){return this.rotate(Eh,e)}},{key:"rotateY",value:function(e){return this.rotate(Fh,e)}},{key:"rotateZ",value:function(e){return this.rotate(kh,e)}},{key:"translate",value:function(e){return this._position[0]+=e[0],this._position[1]+=e[1],this._position[2]+=e[2],this._setLocalMatrixDirty(),this._model.glRedraw(),this}},{key:"translateX",value:function(e){return this._position[0]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}},{key:"translateY",value:function(e){return this._position[1]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}},{key:"translateZ",value:function(e){return this._position[2]+=e,this._setLocalMatrixDirty(),this._model.glRedraw(),this}},{key:"_setLocalMatrixDirty",value:function(){this._localMatrixDirty=!0,this._transformDirty()}},{key:"_transformDirty",value:function(){this._worldMatrixDirty=!0;for(var e=0,t=this._childTransforms.length;e<t;e++){var i=this._childTransforms[e];if(i._transformDirty(),i._meshes&&i._meshes.length>0)for(var r=i._meshes,s=0,n=r.length;s<n;s++)r[s]._transformDirty()}if(this._meshes&&this._meshes.length>0)for(var o=this._meshes,a=0,l=o.length;a<l;a++)o[a]._transformDirty()}},{key:"_buildWorldMatrix",value:function(){var e=this.matrix;if(this._parentTransform)re.mulMat4(this._parentTransform.worldMatrix,e,this._worldMatrix);else for(var t=0,i=e.length;t<i;t++)this._worldMatrix[t]=e[t];this._worldMatrixDirty=!1}},{key:"_setSubtreeAABBsDirty",value:function(e){if(e._aabbDirty=!0,e._childTransforms)for(var t=0,i=e._childTransforms.length;t<i;t++)this._setSubtreeAABBsDirty(e._childTransforms[t])}}]),e}(),Sh=re.vec3(),Th=re.OBB3(),Lh=re.vec4(),Rh=re.vec3([1,1,1]),Uh=re.vec3([0,0,0]);re.vec3([0,0,0]);var Oh=re.identityQuaternion(),Nh=re.identityMat4(),Qh=new Uint8Array([255,255,255]),Vh=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).renderOrder=s.renderOrder||0,r._dtxEnabled=r.scene.dtxEnabled&&!1!==s.dtxEnabled,r._enableVertexWelding=!1,r._enableIndexBucketing=!1,r._vboBatchingLayerScratchMemory=Ro(),r._textureTranscoder=s.textureTranscoder||dh(r.scene.viewer),r._maxGeometryBatchSize=s.maxGeometryBatchSize,r._aabb=re.collapseAABB3(),r._aabbDirty=!0,r._quantizationRanges={},r._vboInstancingLayers={},r._vboBatchingLayers={},r._dtxLayers={},r._meshList=[],r.layerList=[],r._layersToFinalize=[],r._entityList=[],r._entitiesToFinalize=[],r._geometries={},r._dtxBuckets={},r._textures={},r._textureSets={},r._transforms={},r._meshes={},r._unusedMeshes={},r._entities={},r.renderFlags=new ln,r.numGeometries=0,r.numPortions=0,r.numVisibleLayerPortions=0,r.numTransparentLayerPortions=0,r.numXRayedLayerPortions=0,r.numHighlightedLayerPortions=0,r.numSelectedLayerPortions=0,r.numEdgesLayerPortions=0,r.numPickableLayerPortions=0,r.numClippableLayerPortions=0,r.numCulledLayerPortions=0,r.numEntities=0,r._numTriangles=0,r._numLines=0,r._numPoints=0,r._layersFinalized=!1,r._edgeThreshold=s.edgeThreshold||10,r._origin=re.vec3(s.origin||[0,0,0]),r._position=re.vec3(s.position||[0,0,0]),r._rotation=re.vec3(s.rotation||[0,0,0]),r._quaternion=re.vec4(s.quaternion||[0,0,0,1]),r._conjugateQuaternion=re.vec4(s.quaternion||[0,0,0,1]),s.rotation&&re.eulerToQuaternion(r._rotation,"XYZ",r._quaternion),r._scale=re.vec3(s.scale||[1,1,1]),r._worldRotationMatrix=re.mat4(),r._worldRotationMatrixConjugate=re.mat4(),r._matrix=re.mat4(),r._matrixDirty=!0,r._rebuildMatrices(),r._worldNormalMatrix=re.mat4(),re.inverseMat4(r._matrix,r._worldNormalMatrix),re.transposeMat4(r._worldNormalMatrix),(s.matrix||s.position||s.rotation||s.scale||s.quaternion)&&(r._viewMatrix=re.mat4(),r._viewNormalMatrix=re.mat4(),r._viewMatrixDirty=!0,r._matrixNonIdentity=!0),r._opacity=1,r._colorize=[1,1,1],r._saoEnabled=!1!==s.saoEnabled,r._pbrEnabled=!1!==s.pbrEnabled,r._colorTextureEnabled=!1!==s.colorTextureEnabled,r._isModel=s.isModel,r._isModel&&r.scene._registerModel(b(r)),r._onCameraViewMatrix=r.scene.camera.on("matrix",(function(){r._viewMatrixDirty=!0})),r._meshesWithDirtyMatrices=[],r._numMeshesWithDirtyMatrices=0,r._onTick=r.scene.on("tick",(function(){for(;r._numMeshesWithDirtyMatrices>0;)r._meshesWithDirtyMatrices[--r._numMeshesWithDirtyMatrices]._updateMatrix()})),r._createDefaultTextureSet(),r.visible=s.visible,r.culled=s.culled,r.pickable=s.pickable,r.clippable=s.clippable,r.collidable=s.collidable,r.castsShadow=s.castsShadow,r.receivesShadow=s.receivesShadow,r.xrayed=s.xrayed,r.highlighted=s.highlighted,r.selected=s.selected,r.edges=s.edges,r.colorize=s.colorize,r.opacity=s.opacity,r.backfaces=s.backfaces,r}return C(i,[{key:"_meshMatrixDirty",value:function(e){this._meshesWithDirtyMatrices[this._numMeshesWithDirtyMatrices++]=e}},{key:"_createDefaultTextureSet",value:function(){var e=new ih({id:"defaultColorTexture",texture:new Wn({gl:this.scene.canvas.gl,preloadColor:[1,1,1,1]})}),t=new ih({id:"defaultMetalRoughTexture",texture:new Wn({gl:this.scene.canvas.gl,preloadColor:[0,1,1,1]})}),i=new ih({id:"defaultNormalsTexture",texture:new Wn({gl:this.scene.canvas.gl,preloadColor:[0,0,0,0]})}),r=new ih({id:"defaultEmissiveTexture",texture:new Wn({gl:this.scene.canvas.gl,preloadColor:[0,0,0,1]})}),s=new ih({id:"defaultOcclusionTexture",texture:new Wn({gl:this.scene.canvas.gl,preloadColor:[1,1,1,1]})});this._textures.defaultColorTexture=e,this._textures.defaultMetalRoughTexture=t,this._textures.defaultNormalsTexture=i,this._textures.defaultEmissiveTexture=r,this._textures.defaultOcclusionTexture=s,this._textureSets.defaultTextureSet=new th({id:"defaultTextureSet",model:this,colorTexture:e,metallicRoughnessTexture:t,normalsTexture:i,emissiveTexture:r,occlusionTexture:s})}},{key:"isPerformanceModel",get:function(){return!0}},{key:"transforms",get:function(){return this._transforms}},{key:"textures",get:function(){return this._textures}},{key:"textureSets",get:function(){return this._textureSets}},{key:"meshes",get:function(){return this._meshes}},{key:"objects",get:function(){return this._entities}},{key:"origin",get:function(){return this._origin}},{key:"position",get:function(){return this._position},set:function(e){this._position.set(e||[0,0,0]),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}},{key:"rotation",get:function(){return this._rotation},set:function(e){this._rotation.set(e||[0,0,0]),re.eulerToQuaternion(this._rotation,"XYZ",this._quaternion),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}},{key:"quaternion",get:function(){return this._quaternion},set:function(e){this._quaternion.set(e||[0,0,0,1]),re.quaternionToEuler(this._quaternion,"XYZ",this._rotation),this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}},{key:"scale",get:function(){return this._scale},set:function(e){}},{key:"matrix",get:function(){return this._rebuildMatrices(),this._matrix},set:function(e){this._matrix.set(e||Nh),re.decomposeMat4(this._matrix,this._position,this._quaternion,this._scale),this._matrixDirty=!1,this._setWorldMatrixDirty(),this._sceneModelDirty(),this.glRedraw()}},{key:"rotationMatrix",get:function(){return this._rebuildMatrices(),this._worldRotationMatrix}},{key:"_rebuildMatrices",value:function(){this._matrixDirty&&(re.quaternionToRotationMat4(this._quaternion,this._worldRotationMatrix),re.conjugateQuaternion(this._quaternion,this._conjugateQuaternion),re.quaternionToRotationMat4(this._conjugateQuaternion,this._worldRotationMatrixConjugate),re.scaleMat4v(this._scale,this._worldRotationMatrix),re.scaleMat4v(this._scale,this._worldRotationMatrixConjugate),this._matrix.set(this._worldRotationMatrix),re.translateMat4v(this._position,this._matrix),this._matrixDirty=!1,this._viewMatrixDirty=!0)}},{key:"rotationMatrixConjugate",get:function(){return this._rebuildMatrices(),this._worldRotationMatrixConjugate}},{key:"_setWorldMatrixDirty",value:function(){this._matrixDirty=!0,this._aabbDirty=!0}},{key:"_transformDirty",value:function(){this._matrixDirty=!0,this._aabbDirty=!0,this.scene._aabbDirty=!0}},{key:"_sceneModelDirty",value:function(){this.scene._aabbDirty=!0,this._aabbDirty=!0,this.scene._aabbDirty=!0,this._matrixDirty=!0;for(var e=0,t=this._entityList.length;e<t;e++)this._entityList[e]._sceneModelDirty()}},{key:"worldMatrix",get:function(){return this.matrix}},{key:"worldNormalMatrix",get:function(){return this._worldNormalMatrix}},{key:"_rebuildViewMatrices",value:function(){this._rebuildMatrices(),this._viewMatrixDirty&&(re.mulMat4(this.scene.camera.viewMatrix,this._matrix,this._viewMatrix),re.inverseMat4(this._viewMatrix,this._viewNormalMatrix),re.transposeMat4(this._viewNormalMatrix),this._viewMatrixDirty=!1)}},{key:"viewMatrix",get:function(){return this._viewMatrix?(this._rebuildViewMatrices(),this._viewMatrix):this.scene.camera.viewMatrix}},{key:"viewNormalMatrix",get:function(){return this._viewNormalMatrix?(this._rebuildViewMatrices(),this._viewNormalMatrix):this.scene.camera.viewNormalMatrix}},{key:"backfaces",get:function(){return this._backfaces},set:function(e){e=!!e,this._backfaces=e,this.glRedraw()}},{key:"entityList",get:function(){return this._entityList}},{key:"isEntity",get:function(){return!0}},{key:"isModel",get:function(){return this._isModel}},{key:"isObject",get:function(){return!1}},{key:"aabb",get:function(){if(this._aabbDirty){re.collapseAABB3(this._aabb);for(var e=0,t=this._entityList.length;e<t;e++)re.expandAABB3(this._aabb,this._entityList[e].aabb);this._aabbDirty=!1}return this._aabb}},{key:"numTriangles",get:function(){return this._numTriangles}},{key:"numLines",get:function(){return this._numLines}},{key:"numPoints",get:function(){return this._numPoints}},{key:"visible",get:function(){return this.numVisibleLayerPortions>0},set:function(e){e=!1!==e,this._visible=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].visible=e;this.glRedraw()}},{key:"xrayed",get:function(){return this.numXRayedLayerPortions>0},set:function(e){e=!!e,this._xrayed=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].xrayed=e;this.glRedraw()}},{key:"highlighted",get:function(){return this.numHighlightedLayerPortions>0},set:function(e){e=!!e,this._highlighted=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].highlighted=e;this.glRedraw()}},{key:"selected",get:function(){return this.numSelectedLayerPortions>0},set:function(e){e=!!e,this._selected=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].selected=e;this.glRedraw()}},{key:"edges",get:function(){return this.numEdgesLayerPortions>0},set:function(e){e=!!e,this._edges=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].edges=e;this.glRedraw()}},{key:"culled",get:function(){return this._culled},set:function(e){e=!!e,this._culled=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].culled=e;this.glRedraw()}},{key:"clippable",get:function(){return this._clippable},set:function(e){e=!1!==e,this._clippable=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].clippable=e;this.glRedraw()}},{key:"collidable",get:function(){return this._collidable},set:function(e){e=!1!==e,this._collidable=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].collidable=e}},{key:"pickable",get:function(){return this.numPickableLayerPortions>0},set:function(e){e=!1!==e,this._pickable=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].pickable=e}},{key:"colorize",get:function(){return this._colorize},set:function(e){this._colorize=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].colorize=e}},{key:"opacity",get:function(){return this._opacity},set:function(e){this._opacity=e;for(var t=0,i=this._entityList.length;t<i;t++)this._entityList[t].opacity=e}},{key:"castsShadow",get:function(){return this._castsShadow},set:function(e){(e=!1!==e)!==this._castsShadow&&(this._castsShadow=e,this.glRedraw())}},{key:"receivesShadow",get:function(){return this._receivesShadow},set:function(e){(e=!1!==e)!==this._receivesShadow&&(this._receivesShadow=e,this.glRedraw())}},{key:"saoEnabled",get:function(){return this._saoEnabled}},{key:"pbrEnabled",get:function(){return this._pbrEnabled}},{key:"colorTextureEnabled",get:function(){return this._colorTextureEnabled}},{key:"isDrawable",get:function(){return!0}},{key:"isStateSortable",get:function(){return!1}},{key:"xrayMaterial",get:function(){return this.scene.xrayMaterial}},{key:"highlightMaterial",get:function(){return this.scene.highlightMaterial}},{key:"selectedMaterial",get:function(){return this.scene.selectedMaterial}},{key:"edgeMaterial",get:function(){return this.scene.edgeMaterial}},{key:"getPickViewMatrix",value:function(e){return this._viewMatrix?this._viewMatrix:e}},{key:"createQuantizationRange",value:function(e){void 0!==e.id&&null!==e.id?e.aabb?this.error("[createQuantizationRange] Config missing: aabb"):this._quantizationRanges[e.id]?this.error("[createQuantizationRange] QuantizationRange already created: "+e.id):this._quantizationRanges[e.id]={id:e.id,aabb:e.aabb,matrix:ka(e.aabb,re.mat4())}:this.error("[createQuantizationRange] Config missing: id")}},{key:"createGeometry",value:function(e){if(void 0!==e.id&&null!==e.id)if(this._geometries[e.id])this.error("[createGeometry] Geometry already created: "+e.id);else if(void 0!==e.primitive&&null!==e.primitive||(e.primitive="triangles"),"points"===e.primitive||"lines"===e.primitive||"triangles"===e.primitive||"solid"===e.primitive||"surface"===e.primitive){if(!e.positions&&!e.positionsCompressed&&!e.buckets)return this.error("[createGeometry] Param expected: `positions`,  `positionsCompressed' or 'buckets"),null;if(e.positionsCompressed&&!e.positionsDecodeMatrix&&!e.positionsDecodeBoundary)return this.error("[createGeometry] Param expected: `positionsDecodeMatrix` or 'positionsDecodeBoundary' (required for `positionsCompressed')"),null;if(e.positionsDecodeMatrix&&e.positionsDecodeBoundary)return this.error("[createGeometry] Only one of these params expected: `positionsDecodeMatrix` or 'positionsDecodeBoundary' (required for `positionsCompressed')"),null;if(e.uvCompressed&&!e.uvDecodeMatrix)return this.error("[createGeometry] Param expected: `uvDecodeMatrix` (required for `uvCompressed')"),null;if(!(e.buckets||e.indices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)){var t=(e.positions||e.positionsCompressed).length/3;e.indices=this._createDefaultIndices(t)}if(!e.buckets&&!e.indices&&"points"!==e.primitive)return this.error("[createGeometry] Param expected: indices (required for '".concat(e.primitive,"' primitive type)")),null;if(e.positionsDecodeBoundary&&(e.positionsDecodeMatrix=ka(e.positionsDecodeBoundary,re.mat4())),e.positions){var i=re.collapseAABB3();e.positionsDecodeMatrix=re.mat4(),re.expandAABB3Points3(i,e.positions),e.positionsCompressed=Fa(e.positions,i,e.positionsDecodeMatrix),e.aabb=i}else if(e.positionsCompressed){var r=re.collapseAABB3();e.positionsDecodeMatrix=new Float64Array(e.positionsDecodeMatrix),e.positionsCompressed=new Uint16Array(e.positionsCompressed),re.expandAABB3Points3(r,e.positionsCompressed),zi.decompressAABB(r,e.positionsDecodeMatrix),e.aabb=r}else if(e.buckets){var s=re.collapseAABB3();this._dtxBuckets[e.id]=e.buckets;for(var n=0,o=e.buckets.length;n<o;n++){var a=e.buckets[n];a.positions?re.expandAABB3Points3(s,a.positions):a.positionsCompressed&&re.expandAABB3Points3(s,a.positionsCompressed)}e.positionsDecodeMatrix&&zi.decompressAABB(s,e.positionsDecodeMatrix),e.aabb=s}if(e.colorsCompressed&&e.colorsCompressed.length>0)e.colorsCompressed=new Uint8Array(e.colorsCompressed);else if(e.colors&&e.colors.length>0){for(var l=e.colors,u=new Uint8Array(l.length),c=0,A=l.length;c<A;c++)u[c]=255*l[c];e.colorsCompressed=u}if(e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Oi(e.positions,e.indices,null,5):e.edgeIndices=Oi(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.uv){var h=zi.getUVBounds(e.uv),d=zi.compressUVs(e.uv,h.min,h.max);e.uvCompressed=d.quantized,e.uvDecodeMatrix=d.decodeMatrix}else e.uvCompressed&&(e.uvCompressed=new Uint16Array(e.uvCompressed),e.uvDecodeMatrix=new Float64Array(e.uvDecodeMatrix));e.normals&&(e.normals=null),this._geometries[e.id]=e,this._numTriangles+=e.indices?Math.round(e.indices.length/3):0,this.numGeometries++}else this.error("[createGeometry] Unsupported value for 'primitive': '".concat(e.primitive,"' - supported values are 'points', 'lines', 'triangles', 'solid' and 'surface'. Defaulting to 'triangles'."));else this.error("[createGeometry] Config missing: id")}},{key:"createTexture",value:function(e){var t=this,i=e.id;if(null!=i)if(this._textures[i])this.error("[createTexture] Texture already created: "+i);else{if(!e.src&&!e.image&&!e.buffers)return this.error("[createTexture] Param expected: `src`, `image' or 'buffers'"),null;var r=e.minFilter||1008;1006!==r&&1007!==r&&1008!==r&&1005!==r&&1004!==r&&(this.error("[createTexture] Unsupported value for 'minFilter' - \n            supported values are LinearFilter, LinearMipMapNearestFilter, NearestMipMapNearestFilter, \n            NearestMipMapLinearFilter and LinearMipmapLinearFilter. Defaulting to LinearMipmapLinearFilter."),r=1008);var s=e.magFilter||1006;1006!==s&&1003!==s&&(this.error("[createTexture] Unsupported value for 'magFilter' - supported values are LinearFilter and NearestFilter. Defaulting to LinearFilter."),s=1006);var n=e.wrapS||1e3;1001!==n&&1002!==n&&1e3!==n&&(this.error("[createTexture] Unsupported value for 'wrapS' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),n=1e3);var o=e.wrapT||1e3;1001!==o&&1002!==o&&1e3!==o&&(this.error("[createTexture] Unsupported value for 'wrapT' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),o=1e3);var a=e.wrapR||1e3;1001!==a&&1002!==a&&1e3!==a&&(this.error("[createTexture] Unsupported value for 'wrapR' - supported values are ClampToEdgeWrapping, MirroredRepeatWrapping and RepeatWrapping. Defaulting to RepeatWrapping."),a=1e3);var l=e.encoding||3e3;3e3!==l&&3001!==l&&(this.error("[createTexture] Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),l=3e3);var u=new Wn({gl:this.scene.canvas.gl,minFilter:r,magFilter:s,wrapS:n,wrapT:o,wrapR:a,encoding:l});if(e.preloadColor&&u.setPreloadColor(e.preloadColor),e.image){var c=e.image;if(c.crossOrigin="Anonymous",c.compressed){var A=c.data;u.setCompressedData({mipmaps:A,props:{format:A[0].format,minFilter:r,magFilter:s}})}else u.setImage(c,{minFilter:r,magFilter:s,wrapS:n,wrapT:o,wrapR:a,flipY:e.flipY,encoding:l})}else if(e.src){var h=e.src.split(".").pop();switch(h){case"jpeg":case"jpg":case"png":case"gif":var d=new Image;d.onload=function(){u.setImage(d,{minFilter:r,magFilter:s,wrapS:n,wrapT:o,wrapR:a,flipY:e.flipY,encoding:l}),t.glRedraw()},d.src=e.src;break;default:this._textureTranscoder?he.loadArraybuffer(e.src,(function(e){e.byteLength?t._textureTranscoder.transcode([e],u).then((function(){t.glRedraw()})):t.error("[createTexture] Can't create texture from 'src': file data is zero length")}),(function(e){this.error("[createTexture] Can't create texture from 'src': ".concat(e))})):this.error("[createTexture] Can't create texture from 'src' - SceneModel needs to be configured with a TextureTranscoder for this file type ('".concat(h,"')"))}}else e.buffers&&(this._textureTranscoder?this._textureTranscoder.transcode(e.buffers,u).then((function(){t.glRedraw()})):this.error("[createTexture] Can't create texture from 'buffers' - SceneModel needs to be configured with a TextureTranscoder for this option"));this._textures[i]=new ih({id:i,texture:u})}else this.error("[createTexture] Config missing: id")}},{key:"createTextureSet",value:function(e){var t=e.id;if(null!=t){if(!this._textureSets[t]){var i,r,s,n,o;if(void 0!==e.colorTextureId&&null!==e.colorTextureId){if(!(i=this._textures[e.colorTextureId]))return void this.error("[createTextureSet] Texture not found: ".concat(e.colorTextureId," - ensure that you create it first with createTexture()"))}else i=this._textures.defaultColorTexture;if(void 0!==e.metallicRoughnessTextureId&&null!==e.metallicRoughnessTextureId){if(!(r=this._textures[e.metallicRoughnessTextureId]))return void this.error("[createTextureSet] Texture not found: ".concat(e.metallicRoughnessTextureId," - ensure that you create it first with createTexture()"))}else r=this._textures.defaultMetalRoughTexture;if(void 0!==e.normalsTextureId&&null!==e.normalsTextureId){if(!(s=this._textures[e.normalsTextureId]))return void this.error("[createTextureSet] Texture not found: ".concat(e.normalsTextureId," - ensure that you create it first with createTexture()"))}else s=this._textures.defaultNormalsTexture;if(void 0!==e.emissiveTextureId&&null!==e.emissiveTextureId){if(!(n=this._textures[e.emissiveTextureId]))return void this.error("[createTextureSet] Texture not found: ".concat(e.emissiveTextureId," - ensure that you create it first with createTexture()"))}else n=this._textures.defaultEmissiveTexture;if(void 0!==e.occlusionTextureId&&null!==e.occlusionTextureId){if(!(o=this._textures[e.occlusionTextureId]))return void this.error("[createTextureSet] Texture not found: ".concat(e.occlusionTextureId," - ensure that you create it first with createTexture()"))}else o=this._textures.defaultOcclusionTexture;var a=new th({id:t,model:this,colorTexture:i,alphaCutoff:e.alphaCutoff,metallicRoughnessTexture:r,normalsTexture:s,emissiveTexture:n,occlusionTexture:o});return this._textureSets[t]=a,a}this.error("[createTextureSet] Texture set already created: ".concat(t))}else this.error("[createTextureSet] Config missing: id")}},{key:"createTransform",value:function(e){if(void 0!==e.id&&null!==e.id)if(this._transforms[e.id])this.error("[createTransform] SceneModel already has a transform with this ID: ".concat(e.id));else{var t;if(!e.parentTransformId||(t=this._transforms[e.parentTransformId])){var i=new Dh({id:e.id,model:this,parent:t,matrix:e.matrix,position:e.position,scale:e.scale,rotation:e.rotation,quaternion:e.quaternion});return this._transforms[i.id]=i,i}this.error("[createTransform] SceneModel.createTransform() config missing: id")}else this.error("[createTransform] SceneModel.createTransform() config missing: id")}},{key:"createMesh",value:function(e){if(void 0===e.id||null===e.id)return this.error("[createMesh] SceneModel.createMesh() config missing: id"),!1;if(this._meshes[e.id])return this.error("[createMesh] SceneModel already has a mesh with this ID: ".concat(e.id)),!1;if(!(void 0!==e.geometryId)){if(void 0!==e.primitive&&null!==e.primitive||(e.primitive="triangles"),"points"!==e.primitive&&"lines"!==e.primitive&&"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)return this.error("Unsupported value for 'primitive': '".concat(primitive,"'  ('geometryId' is absent) - supported values are 'points', 'lines', 'triangles', 'solid' and 'surface'.")),!1;if(!e.positions&&!e.positionsCompressed&&!e.buckets)return this.error("Param expected: 'positions',  'positionsCompressed' or `buckets`  ('geometryId' is absent)"),!1;if(e.positions&&(e.positionsDecodeMatrix||e.positionsDecodeBoundary))return this.error("Illegal params: 'positions' not expected with 'positionsDecodeMatrix'/'positionsDecodeBoundary' ('geometryId' is absent)"),!1;if(e.positionsCompressed&&!e.positionsDecodeMatrix&&!e.positionsDecodeBoundary)return this.error("Param expected: 'positionsCompressed' should be accompanied by 'positionsDecodeMatrix'/'positionsDecodeBoundary' ('geometryId' is absent)"),!1;if(e.uvCompressed&&!e.uvDecodeMatrix)return this.error("Param expected: 'uvCompressed' should be accompanied by `uvDecodeMatrix` ('geometryId' is absent)"),!1;if(!(e.buckets||e.indices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive)){var t=(e.positions||e.positionsCompressed).length/3;e.indices=this._createDefaultIndices(t)}if(!e.buckets&&!e.indices&&"points"!==e.primitive)return e.indices=this._createDefaultIndices(numIndices),this.error("Param expected: indices (required for '".concat(e.primitive,"' primitive type)")),!1;if((e.matrix||e.position||e.rotation||e.scale)&&(e.positionsCompressed||e.positionsDecodeBoundary))return this.error("Unexpected params: 'matrix', 'rotation', 'scale', 'position' not allowed with 'positionsCompressed'"),!1;var i=!(!this._dtxEnabled||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||e.textureSetId);if(e.origin=e.origin?re.addVec3(this._origin,e.origin,re.vec3()):this._origin,e.matrix)e.meshMatrix=e.matrix;else if(e.scale||e.rotation||e.position||e.quaternion){var r=e.scale||Rh,s=e.position||Uh;e.rotation?(re.eulerToQuaternion(e.rotation,"XYZ",Lh),e.meshMatrix=re.composeMat4(s,Lh,r,re.mat4())):e.meshMatrix=re.composeMat4(s,e.quaternion||Oh,r,re.mat4())}if(e.positionsDecodeBoundary&&(e.positionsDecodeMatrix=ka(e.positionsDecodeBoundary,re.mat4())),i){if(e.type=2,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):Qh,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.positions){var n=re.vec3(),o=[];Ge(e.positions,o,n)&&(e.positions=o,e.origin=re.addVec3(e.origin,n,n))}if(e.positions){var a=re.collapseAABB3();e.positionsDecodeMatrix=re.mat4(),re.expandAABB3Points3(a,e.positions),e.positionsCompressed=Fa(e.positions,a,e.positionsDecodeMatrix),e.aabb=a}else if(e.positionsCompressed){var l=re.collapseAABB3();re.expandAABB3Points3(l,e.positionsCompressed),zi.decompressAABB(l,e.positionsDecodeMatrix),e.aabb=l}if(e.buckets){for(var u=re.collapseAABB3(),c=0,A=e.buckets.length;c<A;c++){var h=e.buckets[c];h.positions?re.expandAABB3Points3(u,h.positions):h.positionsCompressed&&re.expandAABB3Points3(u,h.positionsCompressed)}e.positionsDecodeMatrix&&zi.decompressAABB(u,e.positionsDecodeMatrix),e.aabb=u}e.meshMatrix&&(re.AABB3ToOBB3(e.aabb,Th),re.transformOBB3(e.meshMatrix,Th),re.OBB3ToAABB3(Th,e.aabb)),e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Oi(e.positions,e.indices,null,2):e.edgeIndices=Oi(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.buckets||(e.buckets=Hh(e,this._enableVertexWelding&&this._enableIndexBucketing))}else{if(e.type=1,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):[255,255,255],e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.metallic=void 0!==e.metallic&&null!==e.metallic?Math.floor(255*e.metallic):0,e.roughness=void 0!==e.roughness&&null!==e.roughness?Math.floor(255*e.roughness):255,e.positions){var d=[];Ge(e.positions,d,Sh)&&(e.positions=d,e.origin=re.addVec3(e.origin,Sh,re.vec3()))}if(e.positions){var p=re.collapseAABB3();e.meshMatrix&&(re.transformPositions3(e.meshMatrix,e.positions,e.positions),e.meshMatrix=null),re.expandAABB3Points3(p,e.positions),e.aabb=p}else{var f=re.collapseAABB3();re.expandAABB3Points3(f,e.positionsCompressed),zi.decompressAABB(f,e.positionsDecodeMatrix),e.aabb=f}if(e.meshMatrix&&(re.AABB3ToOBB3(e.aabb,Th),re.transformOBB3(e.meshMatrix,Th),re.OBB3ToAABB3(Th,e.aabb)),e.buckets||e.edgeIndices||"triangles"!==e.primitive&&"solid"!==e.primitive&&"surface"!==e.primitive||(e.positions?e.edgeIndices=Oi(e.positions,e.indices,null,2):e.edgeIndices=Oi(e.positionsCompressed,e.indices,e.positionsDecodeMatrix,2)),e.textureSetId&&(e.textureSet=this._textureSets[e.textureSetId],!e.textureSet))return this.error("[createMesh] Texture set not found: ".concat(e.textureSetId," - ensure that you create it first with createTextureSet()")),!1}}else{if(e.positions||e.positionsCompressed||e.indices||e.edgeIndices||e.normals||e.normalsCompressed||e.uv||e.uvCompressed||e.positionsDecodeMatrix)return this.error("Mesh geometry parameters not expected when instancing a geometry (not expected: positions, positionsCompressed, indices, edgeIndices, normals, normalsCompressed, uv, uvCompressed, positionsDecodeMatrix)"),!1;if(e.geometry=this._geometries[e.geometryId],!e.geometry)return this.error("[createMesh] Geometry not found: ".concat(e.geometryId," - ensure that you create it first with createGeometry()")),!1;if(e.origin=e.origin?re.addVec3(this._origin,e.origin,re.vec3()):this._origin,e.positionsDecodeMatrix=e.geometry.positionsDecodeMatrix,e.transformId){if(e.transform=this._transforms[e.transformId],!e.transform)return this.error("[createMesh] Transform not found: ".concat(e.transformId," - ensure that you create it first with createTransform()")),!1;e.aabb=e.geometry.aabb}else{if(e.matrix)e.meshMatrix=e.matrix;else if(e.scale||e.rotation||e.position||e.quaternion){var v=e.scale||Rh,g=e.position||Uh;e.rotation?(re.eulerToQuaternion(e.rotation,"XYZ",Lh),e.meshMatrix=re.composeMat4(g,Lh,v,re.mat4())):e.meshMatrix=re.composeMat4(g,e.quaternion||Oh,v,re.mat4())}re.AABB3ToOBB3(e.geometry.aabb,Th),re.transformOBB3(e.meshMatrix,Th),e.aabb=re.OBB3ToAABB3(Th,re.AABB3())}if(!(!this._dtxEnabled||"triangles"!==e.geometry.primitive&&"solid"!==e.geometry.primitive&&"surface"!==e.geometry.primitive||e.textureSetId)){e.type=2,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):Qh,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255;var m=this._dtxBuckets[e.geometryId];m||(m=Hh(e.geometry,this._enableVertexWelding,this._enableIndexBucketing),this._dtxBuckets[e.geometryId]=m),e.buckets=m}else e.type=0,e.color=e.color?new Uint8Array([Math.floor(255*e.color[0]),Math.floor(255*e.color[1]),Math.floor(255*e.color[2])]):Qh,e.opacity=void 0!==e.opacity&&null!==e.opacity?Math.floor(255*e.opacity):255,e.metallic=void 0!==e.metallic&&null!==e.metallic?Math.floor(255*e.metallic):0,e.roughness=void 0!==e.roughness&&null!==e.roughness?Math.floor(255*e.roughness):255,e.textureSetId&&(e.textureSet=this._textureSets[e.textureSetId])}return e.numPrimitives=this._getNumPrimitives(e),this._createMesh(e)}},{key:"_createDefaultIndices",value:function(e){for(var t=[],i=0;i<e;i++)t.push(i);return t}},{key:"_createMesh",value:function(e){var t=new So(this,e.id,e.color,e.opacity,e.transform,e.textureSet);t.pickId=this.scene._renderer.getPickID(t);var i=t.pickId,r=i>>24&255,s=i>>16&255,n=i>>8&255,o=255&i;switch(e.pickColor=new Uint8Array([o,n,s,r]),e.solid="solid"===e.primitive,t.origin=re.vec3(e.origin),e.type){case 2:t.layer=this._getDTXLayer(e),t.aabb=e.aabb;break;case 1:t.layer=this._getVBOBatchingLayer(e),t.aabb=e.aabb;break;case 0:t.layer=this._getVBOInstancingLayer(e),t.aabb=e.aabb}return e.transform&&(e.meshMatrix=e.transform.worldMatrix),t.portionId=t.layer.createPortion(t,e),t.numPrimitives=e.numPrimitives,this._meshes[e.id]=t,this._unusedMeshes[e.id]=t,this._meshList.push(t),t}},{key:"_getNumPrimitives",value:function(e){var t=0;switch(e.geometry?e.geometry.primitive:e.primitive){case"triangles":case"solid":case"surface":switch(e.type){case 2:for(var i=0,r=e.buckets.length;i<r;i++)t+=e.buckets[i].indices.length;break;case 1:t+=e.indices.length;break;case 0:t+=e.geometry.indices.length}return Math.round(t/3);case"points":switch(e.type){case 2:for(var s=0,n=e.buckets.length;s<n;s++)t+=e.buckets[s].positionsCompressed.length;break;case 1:t+=e.positions?e.positions.length:e.positionsCompressed.length;break;case 0:var o=e.geometry;t+=o.positions?o.positions.length:o.positionsCompressed.length}return Math.round(t);case"lines":case"line-strip":switch(e.type){case 2:for(var a=0,l=e.buckets.length;a<l;a++)t+=e.buckets[a].indices.length;break;case 1:t+=e.indices.length;break;case 0:t+=e.geometry.indices.length}return Math.round(t/2)}return 0}},{key:"_getDTXLayer",value:function(e){var t=e.origin,i=e.geometry?e.geometry.primitive:e.primitive,r=".".concat(i,".").concat(Math.round(t[0]),".").concat(Math.round(t[1]),".").concat(Math.round(t[2])),s=this._dtxLayers[r];if(s){if(s.canCreatePortion(e))return s;delete this._dtxLayers[r],s=null}switch(i){case"triangles":case"solid":case"surface":s=new eh(this,{layerIndex:0,origin:t,primitive:i});break;case"lines":s=new kc(this,{layerIndex:0,origin:t,primitive:i});break;default:return}return this._dtxLayers[r]=s,this.layerList.push(s),this._layersToFinalize.push(s),s}},{key:"_getVBOBatchingLayer",value:function(e){var t=this,i=e.origin;e.renderLayer;var r=e.positionsDecodeMatrix||e.positionsDecodeBoundary?this._createHashStringFromMatrix(e.positionsDecodeMatrix||e.positionsDecodeBoundary):"-",s=e.textureSetId||"-",n="".concat(Math.round(i[0]),".").concat(Math.round(i[1]),".").concat(Math.round(i[2]),".").concat(e.primitive,".").concat(r,".").concat(s),o=this._vboBatchingLayers[n];if(o)return o;for(var a=e.textureSet;!o;){switch(e.primitive){case"triangles":case"solid":case"surface":o=new ja({model:t,textureSet:a,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize,solid:"solid"===e.primitive,autoNormals:!0,primitive:e.primitive});break;case"lines":o=new $l({model:t,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize,primitive:e.primitive});break;case"points":o=new Qu({model:t,layerIndex:0,scratchMemory:this._vboBatchingLayerScratchMemory,positionsDecodeMatrix:e.positionsDecodeMatrix,uvDecodeMatrix:e.uvDecodeMatrix,origin:i,maxGeometryBatchSize:this._maxGeometryBatchSize,primitive:e.primitive})}var l=e.positionsCompressed?e.positionsCompressed.length:e.positions.length;("points"===e.primitive?o.canCreatePortion(l):o.canCreatePortion(l,e.indices.length))||(o.finalize(),delete this._vboBatchingLayers[n],o=null)}return this._vboBatchingLayers[n]=o,this.layerList.push(o),this._layersToFinalize.push(o),o}},{key:"_createHashStringFromMatrix",value:function(e){for(var t=e.join(""),i=0,r=0;r<t.length;r++){i=(i<<5)-i+t.charCodeAt(r),i|=0}return(i>>>0).toString(16)}},{key:"_getVBOInstancingLayer",value:function(e){var t=this,i=e.origin,r=e.textureSetId||"-",s=e.geometryId,n="".concat(Math.round(i[0]),".").concat(Math.round(i[1]),".").concat(Math.round(i[2]),".").concat(r,".").concat(s),o=this._vboInstancingLayers[n];if(o)return o;for(var a=e.textureSet,l=e.geometry;!o;)switch(l.primitive){case"triangles":case"surface":o=new Tl({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0,solid:!1});break;case"solid":o=new Tl({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0,solid:!0});break;case"lines":o=new _u({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0});break;case"points":o=new Ac({model:t,textureSet:a,geometry:l,origin:i,layerIndex:0})}return this._vboInstancingLayers[n]=o,this.layerList.push(o),this._layersToFinalize.push(o),o}},{key:"createEntity",value:function(e){if(void 0===e.id?e.id=re.createUUID():this.scene.components[e.id]&&(this.error("Scene already has a Component with this ID: ".concat(e.id," - will assign random ID")),e.id=re.createUUID()),void 0!==e.meshIds){var t=0;return this._visible&&!1!==e.visible&&(t|=Ke),this._pickable&&!1!==e.pickable&&(t|=Je),this._culled&&!1!==e.culled&&(t|=Xe),this._clippable&&!1!==e.clippable&&(t|=Ye),this._collidable&&!1!==e.collidable&&(t|=Ze),this._edges&&!1!==e.edges&&(t|=tt),this._xrayed&&!1!==e.xrayed&&(t|=qe),this._highlighted&&!1!==e.highlighted&&(t|=$e),this._selected&&!1!==e.selected&&(t|=et),e.flags=t,this._createEntity(e)}this.error("Config missing: meshIds")}},{key:"_createEntity",value:function(e){for(var t=[],i=0,r=e.meshIds.length;i<r;i++){var s=e.meshIds[i],n=this._meshes[s];n?n.parent?this.error('Mesh with ID "'.concat(s,'" already belongs to object with ID "').concat(n.parent.id,'" - ignoring this mesh')):(t.push(n),delete this._unusedMeshes[s]):this.error('Mesh with this ID not found: "'.concat(s,'" - ignoring this mesh'))}var o=new st(this,e.isObject,e.id,t,e.flags,!0);return this._entityList.push(o),this._entities[e.id]=o,this._entitiesToFinalize.push(o),this.numEntities++,o}},{key:"preFinalize",value:function(){if(this.destroyed)return!1;if(0===this._layersToFinalize.length)return!1;this._createDummyEntityForUnusedMeshes();for(var e=0,t=this._layersToFinalize.length;e<t;e++){this._layersToFinalize[e].finalize()}this._vboBatchingLayers={},this._vboInstancingLayers={},this._dtxLayers={},this._layersToFinalize=[];for(var i=0,r=this._entitiesToFinalize.length;i<r;i++){this._entitiesToFinalize[i]._finalize()}for(var s=0,n=this._entitiesToFinalize.length;s<n;s++){this._entitiesToFinalize[s]._finalize2()}this._entitiesToFinalize=[],this.scene._aabbDirty=!0,this._viewMatrixDirty=!0,this._matrixDirty=!0,this._aabbDirty=!0,this._setWorldMatrixDirty(),this._sceneModelDirty(),this.position=this._position,this.layerList.sort((function(e,t){return e.sortId<t.sortId?-1:e.sortId>t.sortId?1:0}));for(var o=0,a=this.layerList.length;o<a;o++){this.layerList[o].layerIndex=o}this.glRedraw(),this._layersFinalized=!0}},{key:"finalize",value:function(){this.destroyed||(this.preFinalize(),this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={})}},{key:"stateSortCompare",value:function(e,t){}},{key:"rebuildRenderFlags",value:function(){this.renderFlags.reset(),this._updateRenderFlagsVisibleLayers(),this.renderFlags.numLayers>0&&0===this.renderFlags.numVisibleLayers?this.renderFlags.culled=!0:this._updateRenderFlags()}},{key:"_updateRenderFlagsVisibleLayers",value:function(){var e=this.renderFlags;e.numLayers=this.layerList.length,e.numVisibleLayers=0;for(var t=0,i=this.layerList.length;t<i;t++){var r=this.layerList[t];this._getActiveSectionPlanesForLayer(r)&&(e.visibleLayers[e.numVisibleLayers++]=t)}}},{key:"_createDummyEntityForUnusedMeshes",value:function(){var e=Object.keys(this._unusedMeshes);if(e.length>0){var t="".concat(this.id,"-").concat(re.createUUID());this.warn('Creating dummy SceneModelEntity "'.concat(t,'" for unused SceneMeshes: [').concat(e.join(","),"]")),this.createEntity({id:t,meshIds:e,isObject:!0})}this._unusedMeshes={}}},{key:"_getActiveSectionPlanesForLayer",value:function(e){var t=this.renderFlags,i=this.scene._sectionPlanesState.sectionPlanes,r=i.length,s=e.layerIndex*r;if(r>0)for(var n=0;n<r;n++){i[n].active?(t.sectionPlanesActivePerLayer[s+n]=!0,t.sectioned=!0):t.sectionPlanesActivePerLayer[s+n]=!1}return!0}},{key:"_updateRenderFlags",value:function(){if(0!==this.numVisibleLayerPortions&&this.numCulledLayerPortions!==this.numPortions){var e=this.renderFlags;if(e.colorOpaque=this.numTransparentLayerPortions<this.numPortions,this.numTransparentLayerPortions>0&&(e.colorTransparent=!0),this.numXRayedLayerPortions>0){var t=this.scene.xrayMaterial._state;t.fill&&(t.fillAlpha<1?e.xrayedSilhouetteTransparent=!0:e.xrayedSilhouetteOpaque=!0),t.edges&&(t.edgeAlpha<1?e.xrayedEdgesTransparent=!0:e.xrayedEdgesOpaque=!0)}if(this.numEdgesLayerPortions>0)this.scene.edgeMaterial._state.edges&&(e.edgesOpaque=this.numTransparentLayerPortions<this.numPortions,this.numTransparentLayerPortions>0&&(e.edgesTransparent=!0));if(this.numSelectedLayerPortions>0){var i=this.scene.selectedMaterial._state;i.fill&&(i.fillAlpha<1?e.selectedSilhouetteTransparent=!0:e.selectedSilhouetteOpaque=!0),i.edges&&(i.edgeAlpha<1?e.selectedEdgesTransparent=!0:e.selectedEdgesOpaque=!0)}if(this.numHighlightedLayerPortions>0){var r=this.scene.highlightMaterial._state;r.fill&&(r.fillAlpha<1?e.highlightedSilhouetteTransparent=!0:e.highlightedSilhouetteOpaque=!0),r.edges&&(r.edgeAlpha<1?e.highlightedEdgesTransparent=!0:e.highlightedEdgesOpaque=!0)}}}},{key:"drawColorOpaque",value:function(e,t){for(var i=this.renderFlags,r=0,s=i.visibleLayers.length;r<s;r++){var n=i.visibleLayers[r];this.layerList[n].drawColorOpaque(i,e)}}},{key:"drawColorTransparent",value:function(e){for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawColorTransparent(t,e)}}},{key:"drawDepth",value:function(e){for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawDepth(t,e)}}},{key:"drawNormals",value:function(e){for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawNormals(t,e)}}},{key:"drawSilhouetteXRayed",value:function(e){for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawSilhouetteXRayed(t,e)}}},{key:"drawSilhouetteHighlighted",value:function(e){for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawSilhouetteHighlighted(t,e)}}},{key:"drawSilhouetteSelected",value:function(e){for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawSilhouetteSelected(t,e)}}},{key:"drawEdgesColorOpaque",value:function(e){for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawEdgesColorOpaque(t,e)}}},{key:"drawEdgesColorTransparent",value:function(e){for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawEdgesColorTransparent(t,e)}}},{key:"drawEdgesXRayed",value:function(e){for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawEdgesXRayed(t,e)}}},{key:"drawEdgesHighlighted",value:function(e){for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawEdgesHighlighted(t,e)}}},{key:"drawEdgesSelected",value:function(e){for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawEdgesSelected(t,e)}}},{key:"drawOcclusion",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawOcclusion(t,e)}}},{key:"drawShadow",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawShadow(t,e)}}},{key:"setPickMatrices",value:function(e,t){if(0!==this._numVisibleLayerPortions)for(var i=this.renderFlags,r=0,s=i.visibleLayers.length;r<s;r++){var n=i.visibleLayers[r],o=this.layerList[n];o.setPickMatrices&&o.setPickMatrices(e,t)}}},{key:"drawPickMesh",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawPickMesh(t,e)}}},{key:"drawPickDepths",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawPickDepths(t,e)}}},{key:"drawPickNormals",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i];this.layerList[s].drawPickNormals(t,e)}}},{key:"drawSnapInit",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i],n=this.layerList[s];n.drawSnapInit&&(e.snapPickOrigin=[0,0,0],e.snapPickCoordinateScale=[1,1,1],e.snapPickLayerNumber++,n.drawSnapInit(t,e),e.snapPickLayerParams[e.snapPickLayerNumber]={origin:e.snapPickOrigin.slice(),coordinateScale:e.snapPickCoordinateScale.slice()})}}},{key:"drawSnap",value:function(e){if(0!==this.numVisibleLayerPortions)for(var t=this.renderFlags,i=0,r=t.visibleLayers.length;i<r;i++){var s=t.visibleLayers[i],n=this.layerList[s];n.drawSnap&&(e.snapPickOrigin=[0,0,0],e.snapPickCoordinateScale=[1,1,1],e.snapPickLayerNumber++,n.drawSnap(t,e),e.snapPickLayerParams[e.snapPickLayerNumber]={origin:e.snapPickOrigin.slice(),coordinateScale:e.snapPickCoordinateScale.slice()})}}},{key:"destroy",value:function(){for(var e in this._vboBatchingLayers)this._vboBatchingLayers.hasOwnProperty(e)&&this._vboBatchingLayers[e].destroy();for(var t in this._vboBatchingLayers={},this._vboInstancingLayers)this._vboInstancingLayers.hasOwnProperty(t)&&this._vboInstancingLayers[t].destroy();this._vboInstancingLayers={},this.scene.camera.off(this._onCameraViewMatrix),this.scene.off(this._onTick);for(var r=0,s=this.layerList.length;r<s;r++)this.layerList[r].destroy();this.layerList=[];for(var n=0,o=this._entityList.length;n<o;n++)this._entityList[n]._destroy();this._layersToFinalize={},this._geometries={},this._dtxBuckets={},this._textures={},this._textureSets={},this._meshes={},this._entities={},this.scene._aabbDirty=!0,this._isModel&&this.scene._deregisterModel(this),0!==Lo&&0==--Lo&&To._clear(),f(x(i.prototype),"destroy",this).call(this)}}]),i}();function Hh(e,t,i){var r,s,n,o;if(t||i){var a=A(gh({positionsCompressed:e.positionsCompressed,indices:e.indices,edgeIndices:e.edgeIndices}),3);r=a[0],s=a[1],n=a[2]}else r=e.positionsCompressed,s=e.indices,n=e.edgeIndices;i?o=function(e,t){var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2],r=e.positionsCompressed||[],s=yh(e.indices||[],t),n=wh(e.edgeIndices||[]);function o(e,t){if(e>t){var i=e;e=t,t=i}function r(i,r){return i!==e?e-i:r!==t?t-r:0}for(var s=0,o=(n.length>>1)-1;s<=o;){var a=o+s>>1,l=r(n[2*a],n[2*a+1]);if(l>0)s=a+1;else{if(!(l<0))return a;o=a-1}}return-s-1}var a=new Int32Array(n.length/2);a.fill(0);var l=r.length/3;if(l>8*(1<<t))return[e];var u=new Int32Array(l);u.fill(-1);var c=[];function A(){u.fill(-1);var e={positionsCompressed:[],indices:[],edgeIndices:[],maxNumPositions:(1<<t)-t,numPositions:0,bucketNumber:c.length};return c.push(e),e}for(var h=A(),d=0,p=s.length;d<p;d+=3){var f=0,v=s[d],g=s[d+1],m=s[d+2];if(-1===u[v]&&f++,-1===u[g]&&f++,-1===u[m]&&f++,f+h.numPositions>h.maxNumPositions&&(h=A()),h.bucketNumber>8)return[e];-1===u[v]&&(u[v]=h.numPositions++,h.positionsCompressed.push(r[3*v]),h.positionsCompressed.push(r[3*v+1]),h.positionsCompressed.push(r[3*v+2])),-1===u[g]&&(u[g]=h.numPositions++,h.positionsCompressed.push(r[3*g]),h.positionsCompressed.push(r[3*g+1]),h.positionsCompressed.push(r[3*g+2])),-1===u[m]&&(u[m]=h.numPositions++,h.positionsCompressed.push(r[3*m]),h.positionsCompressed.push(r[3*m+1]),h.positionsCompressed.push(r[3*m+2])),h.indices.push(u[v]),h.indices.push(u[g]),h.indices.push(u[m]);var _=void 0;(_=o(v,g))>=0&&0===a[_]&&(a[_]=1,h.edgeIndices.push(u[n[2*_]]),h.edgeIndices.push(u[n[2*_+1]])),(_=o(v,m))>=0&&0===a[_]&&(a[_]=1,h.edgeIndices.push(u[n[2*_]]),h.edgeIndices.push(u[n[2*_+1]])),(_=o(g,m))>=0&&0===a[_]&&(a[_]=1,h.edgeIndices.push(u[n[2*_]]),h.edgeIndices.push(u[n[2*_+1]]))}var y=t/8*2,b=t/8,x=2*r.length+(s.length+n.length)*y,w=0;return r.length,c.forEach((function(e){w+=2*e.positionsCompressed.length+(e.indices.length+e.edgeIndices.length)*b,e.positionsCompressed.length})),w>x?[e]:(i&&Bh(c,e),c)}({positionsCompressed:r,indices:s,edgeIndices:n},r.length/3>65536?16:8):o=[{positionsCompressed:r,indices:s,edgeIndices:n}];return o}var jh=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,i),(r=t.call(this,e,s))._positions=s.positions||[],s.indices)r._indices=s.indices;else{r._indices=[];for(var n=0,o=r._positions.length/3-1;n<o;n+=2)r._indices.push(n),r._indices.push(n+1)}return r._sceneModel=new Vh(b(r),{isModel:!1}),r._sceneModel.createMesh({id:"linesMesh",primitive:"lines",positions:r._positions,indices:r._indices}),r._sceneModel.createEntity({meshIds:["linesMesh"],visible:s.visible,clippable:s.clippable,collidable:s.collidable}),r._sceneModel.finalize(),r.scene._lineSetCreated(b(r)),r}return C(i,[{key:"visible",get:function(){return this._sceneModel.visible},set:function(e){this._sceneModel.visible=e}},{key:"positions",get:function(){return this._positions}},{key:"indices",get:function(){return this._indices}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this.scene._lineSetDestroyed(this)}}]),i}(),Gh=re.vec3(),zh=re.vec3(),Wh=re.vec3(),Kh=re.vec3(),Xh=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"BCFViewpoints",e,s)).originatingSystem=s.originatingSystem||"xeokit.io",r.authoringTool=s.authoringTool||"xeokit.io",r}return C(i,[{key:"getViewpoint",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},i=this.viewer.scene,r=i.camera,s=i.realWorldOffset,n=!0===t.reverseClippingPlanes,o={},a=re.normalizeVec3(re.subVec3(r.look,r.eye,re.vec3())),l=r.eye,u=r.up;r.yUp&&(a=Zh(a),l=Zh(l),u=Zh(u));var c=Jh(re.addVec3(l,s));"ortho"===r.projection?o.orthogonal_camera={camera_view_point:c,camera_direction:Jh(a),camera_up_vector:Jh(u),view_to_world_scale:r.ortho.scale}:o.perspective_camera={camera_view_point:c,camera_direction:Jh(a),camera_up_vector:Jh(u),field_of_view:r.perspective.fov};var h=i.sectionPlanes;for(var d in h)if(h.hasOwnProperty(d)){var p=h[d];if(!p.active)continue;var f=p.pos,v=void 0;v=n?re.negateVec3(p.dir,re.vec3()):p.dir,r.yUp&&(f=Zh(f),v=Zh(v)),re.addVec3(f,s),f=Jh(f),v=Jh(v),o.clipping_planes||(o.clipping_planes=[]),o.clipping_planes.push({location:f,direction:v})}var g=i.lineSets;for(var m in g)if(g.hasOwnProperty(m)){var _=g[m];o.lines||(o.lines=[]);for(var y=_.positions,b=_.indices,x=0,w=b.length/2;x<w;x++){var B=b[2*x],P=b[2*x+1];o.lines.push({start_point:{x:y[3*B+0],y:y[3*B+1],z:y[3*B+2]},end_point:{x:y[3*P+0],y:y[3*P+1],z:y[3*P+2]}})}}var C=i.bitmaps;for(var M in C)if(C.hasOwnProperty(M)){var E=C[M],F=E.pos,k=E.normal,I=E.up;r.yUp&&(F=Zh(F),k=Zh(k),I=Zh(I)),re.addVec3(F,s),o.bitmaps||(o.bitmaps=[]),o.bitmaps.push({bitmap_type:E.type,bitmap_data:E.imageData,location:Jh(F),normal:Jh(k),up:Jh(I),height:E.height})}o.components={visibility:{view_setup_hints:{spaces_visible:!!t.spacesVisible,space_boundaries_visible:!!t.spaceBoundariesVisible,openings_visible:!!t.openingsVisible,spaces_translucent:!!t.spaces_translucent,space_boundaries_translucent:!!t.space_boundaries_translucent,openings_translucent:!!t.openings_translucent}}};var D=new Set(i.opacityObjectIds),S=new Set(i.xrayedObjectIds),T=new Set(i.colorizedObjectIds),L=Object.values(i.objects).filter((function(e){return D.has(e.id)||T.has(e.id)||S.has(e.id)})).reduce((function(t,r){var s,n=$h(r.colorize);r.xrayed?(s=0===i.xrayMaterial.fillAlpha&&0!==i.xrayMaterial.edgeAlpha?.1:i.xrayMaterial.fillAlpha,n=(s=Math.round(255*s).toString(16).padStart(2,"0"))+n):D.has(r.id)&&(n=(s=Math.round(255*r.opacity).toString(16).padStart(2,"0"))+n),t[n]||(t[n]=[]);var o=r.id,a=r.originalSystemId,l={ifc_guid:a,originating_system:e.originatingSystem};return a!==o&&(l.authoring_tool_id=o),t[n].push(l),t}),{}),R=Object.entries(L).map((function(e){var t=A(e,2);return{color:t[0],components:t[1]}}));o.components.coloring=R;var U=i.objectIds,O=i.visibleObjects,N=i.visibleObjectIds,Q=U.filter((function(e){return!O[e]})),V=i.selectedObjectIds;return t.defaultInvisible||N.length<Q.length?(o.components.visibility.exceptions=this._createBCFComponents(N),o.components.visibility.default_visibility=!1):(o.components.visibility.exceptions=this._createBCFComponents(Q),o.components.visibility.default_visibility=!0),o.components.selection=this._createBCFComponents(V),o.components.translucency=this._createBCFComponents(i.xrayedObjectIds),!1!==t.snapshot&&(o.snapshot={snapshot_type:"png",snapshot_data:this.viewer.getSnapshot({format:"png"})}),o}},{key:"_createBCFComponents",value:function(e){for(var t=this.viewer.scene,i=[],r=0,s=e.length;r<s;r++){var n=e[r],o=t.objects[n];if(o){var a={ifc_guid:o.originalSystemId,originating_system:this.originatingSystem};o.originalSystemId!==n&&(a.authoring_tool_id=n),i.push(a)}}return i}},{key:"setViewpoint",value:function(e){var t=this,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(e){var r=this.viewer,s=r.scene,n=s.camera,o=!1!==i.rayCast,a=!1!==i.immediate,l=!1!==i.reset,u=s.realWorldOffset,c=!0===i.reverseClippingPlanes;if(s.clearSectionPlanes(),e.clipping_planes&&e.clipping_planes.length>0&&e.clipping_planes.forEach((function(e){var t=Yh(e.location,Gh),i=Yh(e.direction,Gh);c&&re.negateVec3(i),re.subVec3(t,u),n.yUp&&(t=qh(t),i=qh(i)),new Cn(s,{pos:t,dir:i})})),s.clearLines(),e.lines&&e.lines.length>0){var A=[],h=[],d=0;e.lines.forEach((function(e){e.start_point&&e.end_point&&(A.push(e.start_point.x),A.push(e.start_point.y),A.push(e.start_point.z),A.push(e.end_point.x),A.push(e.end_point.y),A.push(e.end_point.z),h.push(d++),h.push(d++))})),new jh(s,{positions:A,indices:h,clippable:!1,collidable:!0})}if(s.clearBitmaps(),e.bitmaps&&e.bitmaps.length>0&&e.bitmaps.forEach((function(e){var t=e.bitmap_type||"jpg",i=e.bitmap_data,r=Yh(e.location,zh),o=Yh(e.normal,Wh),a=Yh(e.up,Kh),l=e.height||1;t&&i&&r&&o&&a&&(n.yUp&&(r=qh(r),o=qh(o),a=qh(a)),new fo(s,{src:i,type:t,pos:r,normal:o,up:a,clippable:!1,collidable:!0,height:l}))})),l&&(s.setObjectsXRayed(s.xrayedObjectIds,!1),s.setObjectsHighlighted(s.highlightedObjectIds,!1),s.setObjectsSelected(s.selectedObjectIds,!1)),e.components){if(e.components.visibility){e.components.visibility.default_visibility?(s.setObjectsVisible(s.objectIds,!0),e.components.visibility.exceptions&&e.components.visibility.exceptions.forEach((function(e){return t._withBCFComponent(i,e,(function(e){return e.visible=!1}))}))):(s.setObjectsVisible(s.objectIds,!1),e.components.visibility.exceptions&&e.components.visibility.exceptions.forEach((function(e){return t._withBCFComponent(i,e,(function(e){return e.visible=!0}))})));var p=e.components.visibility.view_setup_hints;p&&(!1===p.spaces_visible&&s.setObjectsVisible(r.metaScene.getObjectIDsByType("IfcSpace"),!1),void 0!==p.spaces_translucent&&s.setObjectsXRayed(r.metaScene.getObjectIDsByType("IfcSpace"),!0),p.space_boundaries_visible,!1===p.openings_visible&&s.setObjectsVisible(r.metaScene.getObjectIDsByType("IfcOpening"),!0),p.space_boundaries_translucent,void 0!==p.openings_translucent&&s.setObjectsXRayed(r.metaScene.getObjectIDsByType("IfcOpening"),!0))}e.components.selection&&(s.setObjectsSelected(s.selectedObjectIds,!1),e.components.selection.forEach((function(e){return t._withBCFComponent(i,e,(function(e){return e.selected=!0}))}))),e.components.translucency&&(s.setObjectsXRayed(s.xrayedObjectIds,!1),e.components.translucency.forEach((function(e){return t._withBCFComponent(i,e,(function(e){return e.xrayed=!0}))}))),e.components.coloring&&e.components.coloring.forEach((function(e){var r=e.color,s=0,n=!1;8===r.length&&((s=parseInt(r.substring(0,2),16)/256)<=1&&s>=.95&&(s=1),r=r.substring(2),n=!0);var o=[parseInt(r.substring(0,2),16)/256,parseInt(r.substring(2,4),16)/256,parseInt(r.substring(4,6),16)/256];e.components.map((function(e){return t._withBCFComponent(i,e,(function(e){e.colorize=o,n&&(e.opacity=s)}))}))}))}if(e.perspective_camera||e.orthogonal_camera){var f,v,g,m;if(e.perspective_camera?(f=Yh(e.perspective_camera.camera_view_point,Gh),v=Yh(e.perspective_camera.camera_direction,Gh),g=Yh(e.perspective_camera.camera_up_vector,Gh),n.perspective.fov=e.perspective_camera.field_of_view,m="perspective"):(f=Yh(e.orthogonal_camera.camera_view_point,Gh),v=Yh(e.orthogonal_camera.camera_direction,Gh),g=Yh(e.orthogonal_camera.camera_up_vector,Gh),n.ortho.scale=e.orthogonal_camera.view_to_world_scale,m="ortho"),re.subVec3(f,u),n.yUp&&(f=qh(f),v=qh(v),g=qh(g)),o){var _=s.pick({pickSurface:!0,origin:f,direction:v});v=_?_.worldPos:re.addVec3(f,v,Gh)}else v=re.addVec3(f,v,Gh);a?(n.eye=f,n.look=v,n.up=g,n.projection=m):r.cameraFlight.flyTo({eye:f,look:v,up:g,duration:i.duration,projection:m})}}}},{key:"_withBCFComponent",value:function(e,t,i){var r=this.viewer,s=r.scene;if(t.authoring_tool_id&&t.originating_system===this.originatingSystem){var n=t.authoring_tool_id,o=s.objects[n];if(o)return void i(o);if(e.updateCompositeObjects)if(r.metaScene.metaObjects[n])return void s.withObjects(r.metaScene.getObjectIDsInSubtree(n),i)}if(t.ifc_guid){var a=t.ifc_guid,l=s.objects[a];if(l)return void i(l);if(e.updateCompositeObjects)if(r.metaScene.metaObjects[a])return void s.withObjects(r.metaScene.getObjectIDsInSubtree(a),i);Object.keys(s.models).forEach((function(t){var n=re.globalizeObjectId(t,a),o=s.objects[n];o?i(o):e.updateCompositeObjects&&r.metaScene.metaObjects[n]&&s.withObjects(r.metaScene.getObjectIDsInSubtree(n),i)}))}}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}}]),i}();function Jh(e){return{x:e[0],y:e[1],z:e[2]}}function Yh(e,t){return(t=new Float64Array(3))[0]=e.x,t[1]=e.y,t[2]=e.z,t}function Zh(e){return new Float64Array([e[0],-e[2],e[1]])}function qh(e){return new Float64Array([e[0],e[2],-e[1]])}function $h(e){var t="";return t+=Math.round(255*e[0]).toString(16).padStart(2,"0"),t+=Math.round(255*e[1]).toString(16).padStart(2,"0"),t+=Math.round(255*e[2]).toString(16).padStart(2,"0")}var ed=re.vec3(),td=re.vec3(),id=function(e,t,i,r){var s=e-i,n=t-r;return Math.sqrt(s*s+n*n)};var rd=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,i),(r=t.call(this,e.viewer.scene,s)).plugin=e,r._container=s.container,!r._container)throw"config missing: container";r._eventSubs={};var n=r.plugin.viewer.scene;r._originWorld=re.vec3(),r._targetWorld=re.vec3(),r._wp=new Float64Array(24),r._vp=new Float64Array(24),r._pp=new Float64Array(24),r._cp=new Float64Array(8),r._xAxisLabelCulled=!1,r._yAxisLabelCulled=!1,r._zAxisLabelCulled=!1,r._color=s.color||r.plugin.defaultColor;var o=s.onMouseOver?function(e){s.onMouseOver(e,b(r)),r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseover",e))}:null,a=s.onMouseLeave?function(e){s.onMouseLeave(e,b(r)),r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseleave",e))}:null,l=function(e){r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousedown",e))},u=function(e){r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mouseup",e))},c=function(e){r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new MouseEvent("mousemove",e))},A=s.onContextMenu?function(e){s.onContextMenu(e,b(r))}:null,h=function(e){r.plugin.viewer.scene.canvas.canvas.dispatchEvent(new WheelEvent("wheel",e))};return r._originDot=new ct(n,s.origin,r._container,{fillColor:r._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:c,onContextMenu:A}),r._targetDot=new ct(n,s.target,r._container,{fillColor:r._color,zIndex:void 0!==e.zIndex?e.zIndex+2:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:c,onContextMenu:A}),r._lengthWire=new pt(r._container,{color:r._color,thickness:2,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:c,onContextMenu:A}),r._xAxisWire=new pt(r._container,{color:"#FF0000",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:c,onContextMenu:A}),r._yAxisWire=new pt(r._container,{color:"green",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:c,onContextMenu:A}),r._zAxisWire=new pt(r._container,{color:"blue",thickness:1,thicknessClickable:6,zIndex:void 0!==e.zIndex?e.zIndex+1:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:c,onContextMenu:A}),r._lengthLabel=new ft(r._container,{fillColor:r._color,prefix:"",text:"",zIndex:void 0!==e.zIndex?e.zIndex+4:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:c,onContextMenu:A}),r._xAxisLabel=new ft(r._container,{fillColor:"red",prefix:"X",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:c,onContextMenu:A}),r._yAxisLabel=new ft(r._container,{fillColor:"green",prefix:"Y",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:c,onContextMenu:A}),r._zAxisLabel=new ft(r._container,{fillColor:"blue",prefix:"Z",text:"",zIndex:void 0!==e.zIndex?e.zIndex+3:void 0,onMouseOver:o,onMouseLeave:a,onMouseWheel:h,onMouseDown:l,onMouseUp:u,onMouseMove:c,onContextMenu:A}),r._measurementOrientation="Horizontal",r._wpDirty=!1,r._vpDirty=!1,r._cpDirty=!1,r._sectionPlanesDirty=!0,r._visible=!1,r._originVisible=!1,r._targetVisible=!1,r._useRotationAdjustment=!1,r._wireVisible=!1,r._axisVisible=!1,r._xAxisVisible=!1,r._yAxisVisible=!1,r._zAxisVisible=!1,r._axisEnabled=!0,r._xLabelEnabled=!1,r._yLabelEnabled=!1,r._zLabelEnabled=!1,r._lengthLabelEnabled=!1,r._labelsVisible=!1,r._labelsOnWires=!1,r._clickable=!1,r._originDot.on("worldPos",(function(e){r._originWorld.set(e||[0,0,0]),r._wpDirty=!0,r._needUpdate(0)})),r._targetDot.on("worldPos",(function(e){r._targetWorld.set(e||[0,0,0]),r._wpDirty=!0,r._needUpdate(0)})),r._onViewMatrix=n.camera.on("viewMatrix",(function(){r._vpDirty=!0,r._needUpdate(0)})),r._onProjMatrix=n.camera.on("projMatrix",(function(){r._cpDirty=!0,r._needUpdate()})),r._onCanvasBoundary=n.canvas.on("boundary",(function(){r._cpDirty=!0,r._needUpdate(0)})),r._onMetricsUnits=n.metrics.on("units",(function(){r._cpDirty=!0,r._needUpdate()})),r._onMetricsScale=n.metrics.on("scale",(function(){r._cpDirty=!0,r._needUpdate()})),r._onMetricsOrigin=n.metrics.on("origin",(function(){r._cpDirty=!0,r._needUpdate()})),r._onSectionPlaneUpdated=n.on("sectionPlaneUpdated",(function(){r._sectionPlanesDirty=!0,r._needUpdate()})),r.approximate=s.approximate,r.visible=s.visible,r.originVisible=s.originVisible,r.targetVisible=s.targetVisible,r.wireVisible=s.wireVisible,r.axisVisible=s.axisVisible,r.xAxisVisible=s.xAxisVisible,r.yAxisVisible=s.yAxisVisible,r.zAxisVisible=s.zAxisVisible,r.xLabelEnabled=s.xLabelEnabled,r.yLabelEnabled=s.yLabelEnabled,r.zLabelEnabled=s.zLabelEnabled,r.lengthLabelEnabled=s.lengthLabelEnabled,r.labelsVisible=s.labelsVisible,r.labelsOnWires=s.labelsOnWires,r._useRotationAdjustment=s.useRotationAdjustment,r._axesBasis=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],r}return C(i,[{key:"axesBasis",get:function(){return this._axesBasis},set:function(e){this._axesBasis=e.slice(),this._wpDirty=!0,this._needUpdate(0)}},{key:"_update",value:function(){if(this._visible){var e=this.plugin.viewer.scene;if(this._wpDirty){var t=re.subVec3(this._targetWorld,this._originWorld,td);this._factors=re.transformVec3(this._axesBasis,t),this._measurementOrientation=function(e,t,i){return Math.abs(t[1]-e[1])>i?"Vertical":"Horizontal"}(this._originWorld,this._targetWorld,0),"Vertical"===this._measurementOrientation&&this._useRotationAdjustment?(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._originWorld[0],this._wp[5]=this._originWorld[1],this._wp[6]=this._originWorld[2],this._wp[7]=1,this._wp[8]=this._originWorld[0],this._wp[9]=this._targetWorld[1],this._wp[10]=this._originWorld[2],this._wp[11]=1,this._wp[12]=this._targetWorld[0],this._wp[13]=this._targetWorld[1],this._wp[14]=this._targetWorld[2],this._wp[15]=1):(this._wp[0]=this._originWorld[0],this._wp[1]=this._originWorld[1],this._wp[2]=this._originWorld[2],this._wp[3]=1,this._wp[4]=this._originWorld[0]+this._axesBasis[0]*this._factors[0],this._wp[5]=this._originWorld[1]+this._axesBasis[4]*this._factors[0],this._wp[6]=this._originWorld[2]+this._axesBasis[8]*this._factors[0],this._wp[7]=1,this._wp[8]=this._originWorld[0]+this._axesBasis[0]*this._factors[0]+this._axesBasis[1]*this._factors[1],this._wp[9]=this._originWorld[1]+this._axesBasis[4]*this._factors[0]+this._axesBasis[5]*this._factors[1],this._wp[10]=this._originWorld[2]+this._axesBasis[8]*this._factors[0]+this._axesBasis[9]*this._factors[1],this._wp[11]=1,this._wp[12]=this._targetWorld[0],this._wp[13]=this._targetWorld[1],this._wp[14]=this._targetWorld[2],this._wp[15]=1),this._wpDirty=!1,this._vpDirty=!0}if(this._vpDirty&&(re.transformPositions4(e.camera.viewMatrix,this._wp,this._vp),this._vp[3]=1,this._vp[7]=1,this._vp[11]=1,this._vp[15]=1,this._vpDirty=!1,this._cpDirty=!0),this._sectionPlanesDirty){if(this._isSliced(this._originWorld)||this._isSliced(this._targetWorld))return this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0),this._lengthLabel.setCulled(!0),this._xAxisWire.setCulled(!0),this._yAxisWire.setCulled(!0),this._zAxisWire.setCulled(!0),this._lengthWire.setCulled(!0),this._originDot.setCulled(!0),void this._targetDot.setCulled(!0);this._xAxisLabel.setCulled(!1),this._yAxisLabel.setCulled(!1),this._zAxisLabel.setCulled(!1),this._lengthLabel.setCulled(!1),this._xAxisWire.setCulled(!1),this._yAxisWire.setCulled(!1),this._zAxisWire.setCulled(!1),this._lengthWire.setCulled(!1),this._originDot.setCulled(!1),this._targetDot.setCulled(!1),this._sectionPlanesDirty=!0}var i=this._originDot.viewPos[2],r=this._targetDot.viewPos[2];if(i>-.3||r>-.3)return this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0),this._lengthLabel.setCulled(!0),this._xAxisWire.setVisible(!1),this._yAxisWire.setVisible(!1),this._zAxisWire.setVisible(!1),this._lengthWire.setVisible(!1),this._originDot.setVisible(!1),void this._targetDot.setVisible(!1);if(this._cpDirty){re.transformPositions4(e.camera.project.matrix,this._vp,this._pp);for(var s=this._pp,n=this._cp,o=e.canvas.canvas.getBoundingClientRect(),a=this._container.getBoundingClientRect(),l=o.top-a.top,u=o.left-a.left,c=e.canvas.boundary,A=c[2],h=c[3],d=0,p=this.plugin.viewer.scene.metrics,f=p.scale,v=p.units,g=p.unitsInfo[v].abbrev,m=0,_=s.length;m<_;m+=4)n[d]=u+Math.floor((1+s[m+0]/s[m+3])*A/2),n[d+1]=l+Math.floor((1-s[m+1]/s[m+3])*h/2),d+=2;if(this._lengthWire.setStartAndEnd(n[0],n[1],n[6],n[7]),this._xAxisWire.setStartAndEnd(n[0],n[1],n[2],n[3]),this._yAxisWire.setStartAndEnd(n[2],n[3],n[4],n[5]),this._zAxisWire.setStartAndEnd(n[4],n[5],n[6],n[7]),this.labelsVisible){if(this._lengthLabel.setPosOnWire(n[0],n[1],n[6],n[7]),this.labelsOnWires)this._xAxisLabel.setPosOnWire(n[0],n[1],n[2],n[3]),this._yAxisLabel.setPosOnWire(n[2],n[3],n[4],n[5]),this._zAxisLabel.setPosOnWire(n[4],n[5],n[6],n[7]);else{var y=35;this._xAxisLabel.setPosOnWire(n[0],n[1]+y,n[6],n[7]+y),y+=35,this._yAxisLabel.setPosOnWire(n[0],n[1]+y,n[6],n[7]+y),y+=35,this._zAxisLabel.setPosOnWire(n[0],n[1]+y,n[6],n[7]+y)}var b=this._approximate?" ~ ":" = ";this._length=Math.abs(re.lenVec3(re.subVec3(this._targetWorld,this._originWorld,ed))),this._lengthLabel.setText(b+(this._length*f).toFixed(2)+g);var x=Math.abs(id(n[0],n[1],n[2],n[3])),w=Math.abs(id(n[2],n[3],n[4],n[5])),B=Math.abs(id(n[4],n[5],n[6],n[7])),P=this.plugin.labelMinAxisLength;this.labelsOnWires?(this._xAxisLabelCulled=x<P,this._yAxisLabelCulled=w<P,this._zAxisLabelCulled=B<P):(this._xAxisLabelCulled=!1,this._yAxisLabelCulled=!1,this._zAxisLabelCulled=!1),this._xAxisLabelCulled?this._xAxisLabel.setCulled(!0):(this._xAxisLabel.setText(b+Math.abs(this._factors[0]*f).toFixed(2)+g),this._xAxisLabel.setCulled(!this.axisVisible)),this._yAxisLabelCulled?this._yAxisLabel.setCulled(!0):(this._yAxisLabel.setText(b+Math.abs(this._factors[1]*f).toFixed(2)+g),this._yAxisLabel.setCulled(!this.axisVisible)),this._zAxisLabelCulled?this._zAxisLabel.setCulled(!0):("Vertical"===this._measurementOrientation&&this._useRotationAdjustment?(this._zAxisLabel.setPrefix(""),this._zAxisLabel.setText(b+Math.abs(re.lenVec3(re.subVec3(this._targetWorld,[this._originWorld[0],this._targetWorld[1],this._originWorld[2]],ed))*f).toFixed(2)+g)):(this._zAxisLabel.setPrefix("Z"),this._zAxisLabel.setText(b+Math.abs(this._factors[2]*f).toFixed(2)+g)),this._zAxisLabel.setCulled(!this.axisVisible))}else this._lengthLabel.setCulled(!0),this._xAxisLabel.setCulled(!0),this._yAxisLabel.setCulled(!0),this._zAxisLabel.setCulled(!0);this._originDot.setVisible(this._visible&&this._originVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._xAxisWire.setVisible(this.axisVisible&&this.xAxisVisible),this._yAxisWire.setVisible(this.axisVisible&&this.yAxisVisible),this._zAxisWire.setVisible(this.axisVisible&&this.zAxisVisible),this._lengthWire.setVisible(this.wireVisible),this._lengthLabel.setCulled(!this.wireVisible),this._cpDirty=!1}}}},{key:"_isSliced",value:function(e){for(var t=this.scene._sectionPlanesState.sectionPlanes,i=0,r=t.length;i<r;i++){var s=t[i];if(re.planeClipsPositions3(s.pos,s.dir,e,4))return!0}return!1}},{key:"approximate",get:function(){return this._approximate},set:function(e){e=!1!==e,this._approximate!==e&&(this._approximate=e,this._cpDirty=!0,this._needUpdate(0))}},{key:"origin",get:function(){return this._originDot}},{key:"target",get:function(){return this._targetDot}},{key:"length",get:function(){this._update();var e=this.plugin.viewer.scene.metrics.scale;return this._length*e}},{key:"color",get:function(){return this._color},set:function(e){this._color=e,this._originDot.setFillColor(e),this._targetDot.setFillColor(e),this._lengthWire.setColor(e),this._lengthLabel.setFillColor(e)}},{key:"visible",get:function(){return this._visible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultVisible,this._visible=e,this._originDot.setVisible(this._visible&&this._originVisible),this._targetDot.setVisible(this._visible&&this._targetVisible),this._lengthWire.setVisible(this._visible&&this._wireVisible),this._lengthLabel.setVisible(this._visible&&this._wireVisible&&this._lengthLabelEnabled);var t=this._visible&&this._axisVisible&&this._xAxisVisible,i=this._visible&&this._axisVisible&&this._yAxisVisible,r=this._visible&&this._axisVisible&&this._zAxisVisible;this._xAxisWire.setVisible(t),this._yAxisWire.setVisible(i),this._zAxisWire.setVisible(r),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._EnabledVisible),this._yAxisLabel.setVisible(i&&!this._yAxisLabelCulled&&this._yLabelEnabled),this._zAxisLabel.setVisible(r&&!this._zAxisLabelCulled&&this._zLabelEnabled),this._cpDirty=!0,this._needUpdate()}},{key:"originVisible",get:function(){return this._originVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultOriginVisible,this._originVisible=e,this._originDot.setVisible(this._visible&&this._originVisible)}},{key:"targetVisible",get:function(){return this._targetVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultTargetVisible,this._targetVisible=e,this._targetDot.setVisible(this._visible&&this._targetVisible)}},{key:"useRotationAdjustment",get:function(){return this._useRotationAdjustment},set:function(e){e=void 0!==e?Boolean(e):this.plugin.useRotationAdjustment,this._useRotationAdjustment=e}},{key:"axisEnabled",get:function(){return this._axisEnabled},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._axisEnabled=e;var t=this._visible&&this._axisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t&&this._xAxisVisible),this._yAxisWire.setVisible(t&&this._yAxisVisible),this._zAxisWire.setVisible(t&&this._zAxisVisible),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xAxisVisible&&this._xLabelEnabled),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._xAxisVisible&&this._yLabelEnabled),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._xAxisVisible&&this._zLabelEnabled),this._cpDirty=!0,this._needUpdate()}},{key:"axisVisible",get:function(){return this._axisVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._axisVisible=e;var t=this._visible&&this._axisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t&&this._xAxisVisible),this._yAxisWire.setVisible(t&&this._yAxisVisible),this._zAxisWire.setVisible(t&&this._zAxisVisible),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xAxisVisible),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._yAxisVisible),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._zAxisVisible),this._cpDirty=!0,this._needUpdate()}},{key:"xAxisVisible",get:function(){return this._xAxisVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._xAxisVisible=e;var t=this._visible&&this._axisVisible&&this._xAxisVisible&&this._axisEnabled;this._xAxisWire.setVisible(t),this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._xLabelEnabled),this._cpDirty=!0,this._needUpdate()}},{key:"yAxisVisible",get:function(){return this._yAxisVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._yAxisVisible=e;var t=this._visible&&this._axisVisible&&this._yAxisVisible&&this._axisEnabled;this._yAxisWire.setVisible(t),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._yLabelEnabled),this._cpDirty=!0,this._needUpdate()}},{key:"zAxisVisible",get:function(){return this._zAxisVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultAxisVisible,this._zAxisVisible=e;var t=this._visible&&this._axisVisible&&this._zAxisVisible&&this._axisEnabled;this._zAxisWire.setVisible(t),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._zLabelEnabled),this._cpDirty=!0,this._needUpdate()}},{key:"wireVisible",get:function(){return this._wireVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultWireVisible,this._wireVisible=e;var t=this._visible&&this._wireVisible;this._lengthLabel.setVisible(t&&this._lengthLabelEnabled),this._lengthWire.setVisible(t)}},{key:"labelsVisible",get:function(){return this._labelsVisible},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsVisible,this._labelsVisible=e;var t=this._visible&&this._labelsVisible;this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._xLabelEnabled),this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._yLabelEnabled),this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._zLabelEnabled),this._lengthLabel.setVisible(t&&this._lengthLabelEnabled),this._cpDirty=!0,this._needUpdate()}},{key:"xLabelEnabled",get:function(){return this._xLabelEnabled},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultXLabelEnabled,this._xLabelEnabled=e;var t=this._visible&&this._labelsVisible;this._xAxisLabel.setVisible(t&&!this._xAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._xLabelEnabled),this._cpDirty=!0,this._needUpdate()}},{key:"yLabelEnabled",get:function(){return this._yLabelEnabled},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultYLabelEnabled,this._yLabelEnabled=e;var t=this._visible&&this._labelsVisible;this._yAxisLabel.setVisible(t&&!this._yAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._yLabelEnabled),this._cpDirty=!0,this._needUpdate()}},{key:"zLabelEnabled",get:function(){return this._zLabelEnabled},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultZLabelEnabled,this._zLabelEnabled=e;var t=this._visible&&this._labelsVisible;this._zAxisLabel.setVisible(t&&!this._zAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._zLabelEnabled),this._cpDirty=!0,this._needUpdate()}},{key:"lengthLabelEnabled",get:function(){return this._lengthLabelEnabled},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultLengthLabelEnabled,this._lengthLabelEnabled=e;var t=this._visible&&this._labelsVisible;this._lengthLabel.setVisible(t&&!this._lengthAxisLabelCulled&&this._clickable&&this._axisEnabled&&this._lengthLabelEnabled),this._cpDirty=!0,this._needUpdate()}},{key:"labelsOnWires",get:function(){return this._labelsOnWires},set:function(e){e=void 0!==e?Boolean(e):this.plugin.defaultLabelsOnWires,this._labelsOnWires=e}},{key:"setHighlighted",value:function(e){this._originDot.setHighlighted(e),this._targetDot.setHighlighted(e),this._xAxisWire.setHighlighted(e),this._yAxisWire.setHighlighted(e),this._zAxisWire.setHighlighted(e),this._xAxisLabel.setHighlighted(e),this._yAxisLabel.setHighlighted(e),this._zAxisLabel.setHighlighted(e),this._lengthWire.setHighlighted(e),this._lengthLabel.setHighlighted(e)}},{key:"clickable",get:function(){return this._clickable},set:function(e){e=!!e,this._clickable=e,this._originDot.setClickable(this._clickable),this._targetDot.setClickable(this._clickable),this._xAxisWire.setClickable(this._clickable),this._yAxisWire.setClickable(this._clickable),this._zAxisWire.setClickable(this._clickable),this._lengthWire.setClickable(this._clickable),this._xAxisLabel.setClickable(this._clickable),this._yAxisLabel.setClickable(this._clickable),this._zAxisLabel.setClickable(this._clickable),this._lengthLabel.setClickable(this._clickable)}},{key:"destroy",value:function(){var e=this.plugin.viewer.scene,t=e.metrics;this._onViewMatrix&&e.camera.off(this._onViewMatrix),this._onProjMatrix&&e.camera.off(this._onProjMatrix),this._onCanvasBoundary&&e.canvas.off(this._onCanvasBoundary),this._onMetricsUnits&&t.off(this._onMetricsUnits),this._onMetricsScale&&t.off(this._onMetricsScale),this._onMetricsOrigin&&t.off(this._onMetricsOrigin),this._onSectionPlaneUpdated&&e.off(this._onSectionPlaneUpdated),this._originDot.destroy(),this._targetDot.destroy(),this._xAxisWire.destroy(),this._yAxisWire.destroy(),this._zAxisWire.destroy(),this._lengthLabel.destroy(),this._xAxisLabel.destroy(),this._yAxisLabel.destroy(),this._zAxisLabel.destroy(),this._lengthWire.destroy(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),sd=function(e){g(i,Ce);var t=_(i);function i(){return B(this,i),t.apply(this,arguments)}return C(i,[{key:"active",get:function(){}},{key:"snapping",get:function(){return!0},set:function(e){}},{key:"activate",value:function(){}},{key:"deactivate",value:function(){}},{key:"reset",value:function(){}},{key:"currentMeasurement",get:function(){return null}},{key:"destroy",value:function(){}}]),i}(),nd=function(e){g(i,sd);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e.viewer.scene))._canvasToPagePos=s.canvasToPagePos,r.pointerLens=s.pointerLens,r._active=!1,r._currentDistanceMeasurement=null,r._currentDistanceMeasurementInitState={wireVisible:null,axisVisible:null,xAxisVisible:null,yaxisVisible:null,zAxisVisible:null,targetVisible:null},r._initMarkerDiv(),r._snapping=!1!==s.snapping,r._mouseState=0,r._attachPlugin(e,s),r}return C(i,[{key:"_initMarkerDiv",value:function(){var e=document.createElement("div"),t=this.scene.canvas.canvas;t.parentNode.insertBefore(e,t),e.style.background="black",e.style.border="2px solid blue",e.style.borderRadius="10px",e.style.width="5px",e.style.height="5px",e.style.top="-200px",e.style.left="-200px",e.style.margin="0 0",e.style.zIndex="100",e.style.position="absolute",e.style.pointerEvents="none",this._markerDiv=e}},{key:"_destroyMarkerDiv",value:function(){this._markerDiv&&(this._markerDiv.parentNode.removeChild(this._markerDiv),this._markerDiv=null)}},{key:"_attachPlugin",value:function(e){this.distanceMeasurementsPlugin=e,this.plugin=e}},{key:"active",get:function(){return this._active}},{key:"snapping",get:function(){return this._snapping},set:function(e){this._snapping=e}},{key:"activate",value:function(){var e=this;if(!this._active){this._markerDiv||this._initMarkerDiv(),this.fire("activated",!0);var t=this.distanceMeasurementsPlugin,i=this.scene,r=t.viewer.cameraControl,s=i.canvas.canvas;i.input;var n,o,a=!1,l=re.vec3(),u=re.vec2(),c=null;this._mouseState=0;var A=re.vec2(),h=function(t){var i=t.snappedCanvasPos||t.canvasPos;if(a=!0,l.set(t.worldPos),u.set(t.canvasPos),0===e._mouseState){if(e._canvasToPagePos)e._canvasToPagePos(s,i,A),e._markerDiv.style.left="".concat(A[0]-5,"px"),e._markerDiv.style.top="".concat(A[1]-5,"px");else{var r=re.vec2(i);ut(s,e._markerDiv.parentNode,r),e._markerDiv.style.left="".concat(r[0]-5,"px"),e._markerDiv.style.top="".concat(r[1]-5,"px")}e._markerDiv.style.background="pink",t.snappedToVertex||t.snappedToEdge?(e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=t.canvasPos,e.pointerLens.snappedCanvasPos=t.snappedCanvasPos||t.canvasPos,e.pointerLens.snapped=!0),e._markerDiv.style.background="greenyellow",e._markerDiv.style.border="2px solid green"):(e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=t.canvasPos,e.pointerLens.snappedCanvasPos=t.canvasPos,e.pointerLens.snapped=!1),e._markerDiv.style.background="pink",e._markerDiv.style.border="2px solid red"),c=t.entity}else e._markerDiv.style.left="-10000px",e._markerDiv.style.top="-10000px";s.style.cursor="pointer",e._currentDistanceMeasurement&&(e._currentDistanceMeasurement.wireVisible=e._currentDistanceMeasurementInitState.wireVisible,e._currentDistanceMeasurement.axisVisible=e._currentDistanceMeasurementInitState.axisVisible&&e.distanceMeasurementsPlugin.defaultAxisVisible,e._currentDistanceMeasurement.xAxisVisible=e._currentDistanceMeasurementInitState.xAxisVisible&&e.distanceMeasurementsPlugin.defaultXAxisVisible,e._currentDistanceMeasurement.yAxisVisible=e._currentDistanceMeasurementInitState.yAxisVisible&&e.distanceMeasurementsPlugin.defaultYAxisVisible,e._currentDistanceMeasurement.zAxisVisible=e._currentDistanceMeasurementInitState.zAxisVisible&&e.distanceMeasurementsPlugin.defaultZAxisVisible,e._currentDistanceMeasurement.targetVisible=e._currentDistanceMeasurementInitState.targetVisible,e._currentDistanceMeasurement.target.worldPos=l.slice(),e._markerDiv.style.left="-10000px",e._markerDiv.style.top="-10000px")};this._onHoverSnapOrSurface=r.on("hoverSnapOrSurface",(function(t){e._snapping&&h(t)})),this._onHoverSurface=r.on("hoverSurface",(function(t){e._snapping||h(t)})),s.addEventListener("mousedown",this._onMouseDown=function(e){1===e.which&&(n=e.clientX,o=e.clientY)}),s.addEventListener("mouseup",this._onMouseUp=function(i){1===i.which&&(i.clientX>n+20||i.clientX<n-20||i.clientY>o+20||i.clientY<o-20||(e._currentDistanceMeasurement?a?(e._currentDistanceMeasurement.target.entity=c,c=null,e._currentDistanceMeasurement.clickable=!0,e.distanceMeasurementsPlugin.fire("measurementEnd",e._currentDistanceMeasurement),e._currentDistanceMeasurement=null):(e._currentDistanceMeasurement.destroy(),e.distanceMeasurementsPlugin.fire("measurementCancel",e._currentDistanceMeasurement),e._currentDistanceMeasurement=null,c=null):a&&(e._currentDistanceMeasurement=t.createMeasurement({id:re.createUUID(),origin:{worldPos:l.slice(),entity:c},target:{worldPos:l.slice(),entity:c},approximate:!0}),e._currentDistanceMeasurementInitState.axisVisible=e._currentDistanceMeasurement.axisVisible&&e.distanceMeasurementsPlugin.defaultAxisVisible,e._currentDistanceMeasurementInitState.xAxisVisible=e._currentDistanceMeasurement.xAxisVisible&&e.distanceMeasurementsPlugin.defaultXAxisVisible,e._currentDistanceMeasurementInitState.yAxisVisible=e._currentDistanceMeasurement.yAxisVisible&&e.distanceMeasurementsPlugin.defaultYAxisVisible,e._currentDistanceMeasurementInitState.zAxisVisible=e._currentDistanceMeasurement.zAxisVisible&&e.distanceMeasurementsPlugin.defaultZAxisVisible,e._currentDistanceMeasurementInitState.wireVisible=e._currentDistanceMeasurement.wireVisible,e._currentDistanceMeasurementInitState.targetVisible=e._currentDistanceMeasurement.targetVisible,e._currentDistanceMeasurement.clickable=!1,e._currentDistanceMeasurement.origin.entity=c,c=null,e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement))))});var d=function(t){e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=t.canvasPos,e.pointerLens.snappedCanvasPos=t.snappedCanvasPos||t.canvasPos),a=!1,e._markerDiv.style.left="-100px",e._markerDiv.style.top="-100px",e._currentDistanceMeasurement&&(e._currentDistanceMeasurement.wireVisible=!1,e._currentDistanceMeasurement.targetVisible=!1,e._currentDistanceMeasurement.axisVisible=!1),s.style.cursor="default"};this._onHoverSnapOrSurfaceOff=r.on("hoverSnapOrSurfaceOff",(function(t){e._snapping&&d(t)})),this._onHoverOff=r.on("hoverOff",(function(t){e._snapping||d(t)})),this._active=!0}}},{key:"deactivate",value:function(){if(this._active){this.fire("activated",!1),this.pointerLens&&(this.pointerLens.visible=!1),this.reset();var e=this.scene.canvas.canvas;e.removeEventListener("mousedown",this._onMouseDown),e.removeEventListener("mouseup",this._onMouseUp);var t=this.distanceMeasurementsPlugin.viewer.cameraControl;t.off(this._onHoverSnapOrSurface),t.off(this._onHoverSurface),t.off(this._onHoverSnapOrSurfaceOff),t.off(this._onHoverOff),this._active=!1}}},{key:"reset",value:function(){this._active&&(this._destroyMarkerDiv(),this._initMarkerDiv(),this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null),this._mouseState=0)}},{key:"currentMeasurement",get:function(){return this._currentDistanceMeasurement}},{key:"destroy",value:function(){this.deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),od=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"DistanceMeasurements",e))._pointerLens=s.pointerLens,r._container=s.container||document.body,r._defaultControl=null,r._measurements={},r.labelMinAxisLength=s.labelMinAxisLength,r.defaultVisible=!1!==s.defaultVisible,r.defaultOriginVisible=!1!==s.defaultOriginVisible,r.defaultTargetVisible=!1!==s.defaultTargetVisible,r.defaultWireVisible=!1!==s.defaultWireVisible,r.defaultXLabelEnabled=!1!==s.defaultXLabelEnabled,r.defaultYLabelEnabled=!1!==s.defaultYLabelEnabled,r.defaultZLabelEnabled=!1!==s.defaultZLabelEnabled,r.defaultLengthLabelEnabled=!1!==s.defaultLengthLabelEnabled,r.defaultLabelsVisible=!1!==s.defaultLabelsVisible,r.defaultAxisVisible=!1!==s.defaultAxisVisible,r.defaultXAxisVisible=!1!==s.defaultXAxisVisible,r.defaultYAxisVisible=!1!==s.defaultYAxisVisible,r.defaultZAxisVisible=!1!==s.defaultZAxisVisible,r.defaultColor=void 0!==s.defaultColor?s.defaultColor:"#00BBFF",r.zIndex=s.zIndex||1e4,r.defaultLabelsOnWires=!1!==s.defaultLabelsOnWires,r.useRotationAdjustment=void 0!==s.useRotationAdjustment&&!1!==s.useRotationAdjustment,r._onMouseOver=function(e,t){r.fire("mouseOver",{plugin:b(r),distanceMeasurement:t,measurement:t,event:e})},r._onMouseLeave=function(e,t){r.fire("mouseLeave",{plugin:b(r),distanceMeasurement:t,measurement:t,event:e})},r._onContextMenu=function(e,t){r.fire("contextMenu",{plugin:b(r),distanceMeasurement:t,measurement:t,event:e})},r}return C(i,[{key:"getContainerElement",value:function(){return this._container}},{key:"send",value:function(e,t){}},{key:"pointerLens",get:function(){return this._pointerLens}},{key:"control",get:function(){return this._defaultControl||(this._defaultControl=new nd(this,{})),this._defaultControl}},{key:"measurements",get:function(){return this._measurements}},{key:"labelMinAxisLength",get:function(){return this._labelMinAxisLength},set:function(e){e<1&&(this.error("labelMinAxisLength must be >= 1; defaulting to 25"),e=25),this._labelMinAxisLength=e||25}},{key:"useRotationAdjustment",get:function(){return this._useRotationAdjustment},set:function(e){e=void 0!==e&&Boolean(e),this._useRotationAdjustment=e}},{key:"createMeasurement",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.viewer.scene.components[t.id]&&(this.error("Viewer scene component with this ID already exists: "+t.id),delete t.id);var i=t.origin,r=t.target,s=new rd(this,{id:t.id,plugin:this,container:this._container,origin:{entity:i.entity,worldPos:i.worldPos},target:{entity:r.entity,worldPos:r.worldPos},visible:t.visible,wireVisible:t.wireVisible,axisVisible:!1!==t.axisVisible&&!1!==this.defaultAxisVisible,xAxisVisible:!1!==t.xAxisVisible&&!1!==this.defaultXAxisVisible,yAxisVisible:!1!==t.yAxisVisible&&!1!==this.defaultYAxisVisible,zAxisVisible:!1!==t.zAxisVisible&&!1!==this.defaultZAxisVisible,xLabelEnabled:!1!==t.xLabelEnabled&&!1!==this.defaultXLabelEnabled,yLabelEnabled:!1!==t.yLabelEnabled&&!1!==this.defaultYLabelEnabled,zLabelEnabled:!1!==t.zLabelEnabled&&!1!==this.defaultZLabelEnabled,lengthLabelEnabled:!1!==t.lengthLabelEnabled&&!1!==this.defaultLengthLabelEnabled,labelsVisible:!1!==t.labelsVisible&&!1!==this.defaultLabelsVisible,useRotationAdjustment:this.useRotationAdjustment,originVisible:t.originVisible,targetVisible:t.targetVisible,color:t.color,labelsOnWires:!1!==t.labelsOnWires&&!1!==this.defaultLabelsOnWires,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._measurements[s.id]=s,s.clickable=!0,s.on("destroyed",(function(){delete e._measurements[s.id]})),this.fire("measurementCreated",s),s}},{key:"destroyMeasurement",value:function(e){var t=this._measurements[e];t?(t.destroy(),this.fire("measurementDestroyed",t)):this.log("DistanceMeasurement not found: "+e)}},{key:"setLabelsShown",value:function(e){for(var t=0,i=Object.entries(this.measurements);t<i.length;t++){var r=A(i[t],2);r[0];r[1].labelShown=e}}},{key:"setAxisVisible",value:function(e){for(var t=0,i=Object.entries(this.measurements);t<i.length;t++){var r=A(i[t],2);r[0];r[1].axisVisible=e}this.defaultAxisVisible=e}},{key:"getAxisVisible",value:function(){return this.defaultAxisVisible}},{key:"clear",value:function(){for(var e=Object.keys(this._measurements),t=0,i=e.length;t<i;t++)this.destroyMeasurement(e[t])}},{key:"destroy",value:function(){this.clear(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),ad=function(e){g(i,sd);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e.viewer.scene)).pointerLens=s.pointerLens,r.pointerCircle=new Re(e.viewer),r._active=!1;var n=document.createElement("div"),o=r.scene.canvas.canvas;return o.parentNode.insertBefore(n,o),n.style.background="black",n.style.border="2px solid blue",n.style.borderRadius="10px",n.style.width="5px",n.style.height="5px",n.style.margin="-200px -200px",n.style.zIndex="100",n.style.position="absolute",n.style.pointerEvents="none",r.markerDiv=n,r._currentDistanceMeasurement=null,r._currentDistanceMeasurementInitState={wireVisible:null,axisVisible:null,xAxisVisible:null,yaxisVisible:null,zAxisVisible:null,targetVisible:null},r._longTouchTimeoutMs=300,r._snapping=!1!==s.snapping,r._attachPlugin(e,s),r}return C(i,[{key:"_attachPlugin",value:function(e){this.distanceMeasurementsPlugin=e,this.plugin=e}},{key:"active",get:function(){return this._active}},{key:"snapping",get:function(){return this._snapping},set:function(e){this._snapping=e}},{key:"activate",value:function(){var e=this;if(!this._active){var t=this.plugin,i=this.scene,r=i.canvas.canvas;t.pointerLens;var s=re.vec3(),n=20,o=null;this._touchState=0;var a=re.vec2(),l=re.vec2(),u=re.vec2(),c=null,A=function(){e.plugin.viewer.cameraControl.active=!1},h=function(){e.plugin.viewer.cameraControl.active=!0};r.addEventListener("touchstart",this._onCanvasTouchStart=function(u){var d=u.touches.length;if(1===d){var p=u.touches[0],f=r.getBoundingClientRect(),v=p.clientX-f.left,g=p.clientY-f.top;switch(a.set([v,g]),l.set([v,g]),e._touchState){case 0:if(1!==d&&null!==o)return o&&(clearTimeout(o),o=null),e._currentDistanceMeasurement&&(e._currentDistanceMeasurement.destroy(),e._currentDistanceMeasurement=null),h(),void(e._touchState=0);var m=i.pick({canvasPos:l,snapping:e._snapping,snapToEdge:e._snapping});if(m&&m.snapped)s.set(m.worldPos),e.pointerCircle.start(m.snappedCanvasPos);else{var _=i.pick({canvasPos:l,pickSurface:!0});if(!_||!_.worldPos)return;s.set(_.worldPos),e.pointerCircle.start(_.canvasPos)}o=setTimeout((function(){1!==d||l[0]>a[0]+n||l[0]<a[0]-n||l[1]>a[1]+n||l[1]<a[1]-n||(e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=a,e.pointerLens.cursorPos=a),e.pointerLens&&(e.pointerLens.canvasPos=l,e.pointerLens.snapped=!1),e.pointerLens&&(e.pointerLens.cursorPos=m.canvasPos,e.pointerLens.snapped=!0),e._currentDistanceMeasurement?e._currentDistanceMeasurement.origin.worldPos=s:(e._currentDistanceMeasurement=t.createMeasurement({id:re.createUUID(),origin:{worldPos:s,entity:m.entity},target:{worldPos:s,entity:m.entity}}),e._currentDistanceMeasurement.labelsVisible=!1,e._currentDistanceMeasurement.xAxisVisible=!1,e._currentDistanceMeasurement.yAxisVisible=!1,e._currentDistanceMeasurement.zAxisVisible=!1,e._currentDistanceMeasurement.wireVisible=!1,e._currentDistanceMeasurement.originVisible=!0,e._currentDistanceMeasurement.targetVisible=!1,e._currentDistanceMeasurement.clickable=!1),e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement),e._touchState=2,A())}),e._longTouchTimeoutMs),e._touchState=1,c=p.identifier;break;case 3:if(1!==d&&null!==o)return clearTimeout(o),void(o=null);1===d&&(o=setTimeout((function(){if(o=null,!(1!==d||l[0]>a[0]+n||l[0]<a[0]-n||l[1]>a[1]+n||l[1]<a[1]-n)){e.pointerLens&&(e.pointerLens.visible=!0,e.pointerLens.canvasPos=a,e.pointerLens.snapped=!1);var t=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping});if(t&&t.snapped)e.pointerLens&&(e.pointerLens.cursorPos=t.snappedCanvasPos,e.pointerLens.snapped=!0),e.pointerCircle.start(t.snappedCanvasPos),s.set(t.worldPos),e._currentDistanceMeasurement.target.worldPos=t.worldPos,e._currentDistanceMeasurement.target.entity=t.entity,e._currentDistanceMeasurement.targetVisible=!0,e._currentDistanceMeasurement.wireVisible=!0,e._currentDistanceMeasurement.labelsVisible=!0,e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement);else{var r=i.pick({canvasPos:l,pickSurface:!0});r&&r.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=r.canvasPos,e.pointerLens.snapped=!1),e.pointerCircle.start(r.canvasPos),s.set(r.worldPos),e._currentDistanceMeasurement.target.worldPos=r.worldPos,e._currentDistanceMeasurement.target.entity=r.entity,e._currentDistanceMeasurement.targetVisible=!0,e._currentDistanceMeasurement.wireVisible=!0,e._currentDistanceMeasurement.labelsVisible=!0,e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement)):e.pointerLens&&(e.pointerLens.cursorPos=null,e.pointerLens.snapped=!1)}e._touchState=5,A()}}),e._longTouchTimeoutMs),e._touchState=4),c=p.identifier;break;default:return null!==o&&(clearTimeout(o),o=null),void(e._touchState=7)}}else o&&(clearTimeout(o),o=null)},{passive:!0}),r.addEventListener("touchmove",(function(n){e.pointerCircle.stop();var a=n.touches.length;if(1===a&&1===n.changedTouches.length){var u,A,h=n.touches[0],d=r.getBoundingClientRect(),p=h.clientX-d.left,f=h.clientY-d.top;if(h.identifier===c)switch(l.set([p,f]),e._touchState){case 2:e.pointerLens&&(e.pointerLens.canvasPos=l),(u=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping}))&&u.snapped?(e.pointerLens&&(e.pointerLens.snappedCanvasPos=u.snappedCanvasPos,e.pointerLens.snapped=!0),s.set(u.worldPos),e._currentDistanceMeasurement?e._currentDistanceMeasurement.origin.worldPos=u.worldPos:(e._currentDistanceMeasurement=t.createMeasurement({id:re.createUUID(),origin:{worldPos:u.worldPos,entity:u.entity},target:{worldPos:u.worldPos,entity:u.entity}}),e._currentDistanceMeasurement.labelsVisible=!1,e._currentDistanceMeasurement.xAxisVisible=!1,e._currentDistanceMeasurement.yAxisVisible=!1,e._currentDistanceMeasurement.zAxisVisible=!1,e._currentDistanceMeasurement.wireVisible=!1,e._currentDistanceMeasurement.originVisible=!0,e._currentDistanceMeasurement.targetVisible=!1,e._currentDistanceMeasurement.clickable=!1),e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement)):(A=i.pick({canvasPos:l,pickSurface:!0}))&&A.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=A.canvasPos,e.pointerLens.snapped=!1),s.set(A.worldPos),e._currentDistanceMeasurement?e._currentDistanceMeasurement.origin.worldPos=A.worldPos:(e._currentDistanceMeasurement=t.createMeasurement({id:re.createUUID(),origin:{worldPos:A.worldPos,entity:A.entity},target:{worldPos:A.worldPos,entity:A.entity}}),e._currentDistanceMeasurement.labelsVisible=!1,e._currentDistanceMeasurement.xAxisVisible=!1,e._currentDistanceMeasurement.yAxisVisible=!1,e._currentDistanceMeasurement.zAxisVisible=!1,e._currentDistanceMeasurement.wireVisible=!1,e._currentDistanceMeasurement.originVisible=!0,e._currentDistanceMeasurement.targetVisible=!1,e._currentDistanceMeasurement.clickable=!1),e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement)):e.pointerLens&&(e.pointerLens.cursorPos=null,e.pointerLens.snapped=!1),e._touchState=2;break;case 5:if(1!==a&&null!==o)return clearTimeout(o),o=null,e.pointerLens&&(e.pointerLens.visible=!1),void(e._touchState=7);e.pointerLens&&(e.pointerLens.canvasPos=l),(u=i.pick({canvasPos:l,snapToVertex:e._snapping,snapToEdge:e._snapping}))&&u.worldPos?(e.pointerLens&&(e.pointerLens.cursorPos=u.snappedCanvasPos,e.pointerLens.snapped=!0),e._currentDistanceMeasurement.target.worldPos=u.worldPos,e._currentDistanceMeasurement.target.entity=u.entity,e._currentDistanceMeasurement.targetVisible=!0,e._currentDistanceMeasurement.wireVisible=!0,e._currentDistanceMeasurement.labelsVisible=!0):(A=i.pick({canvasPos:l,pickSurface:!0}))&&A.worldPos&&(e.pointerLens&&(e.pointerLens.cursorPos=A.canvasPos,e.pointerLens.snapped=!1),e._currentDistanceMeasurement.target.worldPos=A.worldPos,e._currentDistanceMeasurement.target.entity=A.entity,e._currentDistanceMeasurement.targetVisible=!0,e._currentDistanceMeasurement.wireVisible=!0,e._currentDistanceMeasurement.labelsVisible=!0),e._touchState=5}}else o&&(clearTimeout(o),o=null)}),{passive:!0}),r.addEventListener("touchend",this._onCanvasTouchEnd=function(s){e.pointerCircle.stop();var A=s.changedTouches.length;if(1===A){var d=s.changedTouches[0],p=r.getBoundingClientRect(),f=d.clientX-p.left,v=d.clientY-p.top;if(d.identifier===c)switch(o&&(clearTimeout(o),o=null),u.set([f,v]),e._touchState){case 1:if(1!==A||f>a[0]+n||f<a[0]-n||v>a[1]+n||v<a[1]-n)return void(e._touchState=0);var g=i.pick({canvasPos:l,pickSurface:!0});g&&g.worldPos?(e._currentDistanceMeasurement=t.createMeasurement({id:re.createUUID(),origin:{worldPos:g.worldPos,entity:g.entity},target:{worldPos:g.worldPos,entity:g.entity}}),e._currentDistanceMeasurement.labelsVisible=!1,e._currentDistanceMeasurement.xAxisVisible=!1,e._currentDistanceMeasurement.yAxisVisible=!1,e._currentDistanceMeasurement.zAxisVisible=!1,e._currentDistanceMeasurement.wireVisible=!1,e._currentDistanceMeasurement.originVisible=!0,e._currentDistanceMeasurement.targetVisible=!1,e._currentDistanceMeasurement.clickable=!1,e._touchState=3,e.distanceMeasurementsPlugin.fire("measurementStart",e._currentDistanceMeasurement)):(e._currentDistanceMeasurement&&e._currentDistanceMeasurement.destroy(),e._touchState=0),h();break;case 2:e.pointerLens&&(e.pointerLens.visible=!1),e._currentDistanceMeasurement?e._touchState=3:(e.pointerLens&&(e.pointerLens.snapped=!1,e.pointerLens.visible=!1),e._touchState=0),h();break;case 4:if(1!==A||f>a[0]+n||f<a[0]-n||v>a[1]+n||v<a[1]-n)return void(e._touchState=3);var m=i.pick({canvasPos:l,pickSurface:!0});m&&m.worldPos?(e._currentDistanceMeasurement.target.worldPos=m.worldPos,e._currentDistanceMeasurement.target.entity=m.entity,e._currentDistanceMeasurement.targetVisible=!0,e._currentDistanceMeasurement.wireVisible=!0,e._currentDistanceMeasurement.labelsVisible=!0,e._currentDistanceMeasurement.xAxisVisible=!0,e._currentDistanceMeasurement.yAxisVisible=!0,e._currentDistanceMeasurement.zAxisVisible=!0,e._currentDistanceMeasurement.clickable=!0,e.distanceMeasurementsPlugin.fire("measurementEnd",e._currentDistanceMeasurement),e._currentDistanceMeasurement=null):e._currentDistanceMeasurement&&(e._currentDistanceMeasurement.destroy(),e._currentDistanceMeasurement=null),e._touchState=0,h();break;case 5:console.log("long touch"),e.pointerLens&&(e.pointerLens.visible=!1),e._currentDistanceMeasurement&&e._currentDistanceMeasurement.targetVisible?(e._currentDistanceMeasurement.clickable=!0,e.distanceMeasurementsPlugin.fire("measurementEnd",e._currentDistanceMeasurement),e._currentDistanceMeasurement=null,e._touchState=0):(e._currentDistanceMeasurement&&(e._currentDistanceMeasurement.destroy(),e._currentDistanceMeasurement=null),e._touchState=0),h()}}},{passive:!0}),this._active=!0}}},{key:"deactivate",value:function(){if(this._active){this.plugin.pointerLens&&(this.plugin.pointerLens.visible=!1),this.reset();var e=this.plugin.viewer.scene.canvas.canvas;e.removeEventListener("touchstart",this._onCanvasTouchStart),e.removeEventListener("touchend",this._onCanvasTouchEnd),this._active=!1,this.plugin.viewer.cameraControl.active=!0}}},{key:"reset",value:function(){this._active&&this._currentDistanceMeasurement&&(this.distanceMeasurementsPlugin.fire("measurementCancel",this._currentDistanceMeasurement),this._currentDistanceMeasurement.destroy(),this._currentDistanceMeasurement=null)}},{key:"currentMeasurement",get:function(){return this._currentDistanceMeasurement}},{key:"destroy",value:function(){this.deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),ld=function(e){g(i,Ce);var t=_(i);function i(e,r,s,n){var o;B(this,i);var a=e.plugin.viewer;o=t.call(this,a.scene);var l=ht({viewer:a,handleMouseEvents:s,handleTouchEvents:n,pointerLens:r.pointerLens,dots:[e.origin,e.target],ray2WorldPos:function(e,t,i){return function e(t){var r=a.scene.pick({canvasPos:i,snapToEdge:t,snapToVertex:t,pickSurface:!0});return r&&r.worldPos?r.worldPos:t&&e(!1)}(!!r.snapping)},onEnd:function(e,t){var i=!re.compareVec3(e,t.worldPos);return i&&o.fire("edited"),i}}),u=e.on("destroyed",l);return o._deactivate=function(){e.off("destroyed",u),l()},o}return C(i,[{key:"deactivate",value:function(){this._deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),ud=function(e){g(i,ld);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,!0,!1)}return C(i)}(),cd=function(e){g(i,ld);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,!1,!0)}return C(i)}(),Ad=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,"FastNav",e))._hideColorTexture=!1!==s.hideColorTexture,r._hidePBR=!1!==s.hidePBR,r._hideSAO=!1!==s.hideSAO,r._hideEdges=!1!==s.hideEdges,r._hideTransparentObjects=!!s.hideTransparentObjects,r._scaleCanvasResolution=!!s.scaleCanvasResolution,r._defaultScaleCanvasResolutionFactor=s.defaultScaleCanvasResolutionFactor||1,r._scaleCanvasResolutionFactor=s.scaleCanvasResolutionFactor||.6,r._delayBeforeRestore=!1!==s.delayBeforeRestore,r._delayBeforeRestoreSeconds=s.delayBeforeRestoreSeconds||.5;var n=1e3*r._delayBeforeRestoreSeconds,o=!1,a=function(){n=1e3*r._delayBeforeRestoreSeconds,o||(e.scene._renderer.setColorTextureEnabled(!r._hideColorTexture),e.scene._renderer.setPBREnabled(!r._hidePBR),e.scene._renderer.setSAOEnabled(!r._hideSAO),e.scene._renderer.setTransparentEnabled(!r._hideTransparentObjects),e.scene._renderer.setEdgesEnabled(!r._hideEdges),r._scaleCanvasResolution?e.scene.canvas.resolutionScale=r._scaleCanvasResolutionFactor:e.scene.canvas.resolutionScale=r._defaultScaleCanvasResolutionFactor,o=!0)},l=function(){e.scene.canvas.resolutionScale=r._defaultScaleCanvasResolutionFactor,e.scene._renderer.setEdgesEnabled(!0),e.scene._renderer.setColorTextureEnabled(!0),e.scene._renderer.setPBREnabled(!0),e.scene._renderer.setSAOEnabled(!0),e.scene._renderer.setTransparentEnabled(!0),o=!1};r._onCanvasBoundary=e.scene.canvas.on("boundary",a),r._onCameraMatrix=e.scene.camera.on("matrix",a),r._onSceneTick=e.scene.on("tick",(function(e){o&&(n-=e.deltaTime,(!r._delayBeforeRestore||n<=0)&&l())}));var u=!1;return r._onSceneMouseDown=e.scene.input.on("mousedown",(function(){u=!0})),r._onSceneMouseUp=e.scene.input.on("mouseup",(function(){u=!1})),r._onSceneMouseMove=e.scene.input.on("mousemove",(function(){u&&a()})),r}return C(i,[{key:"hideColorTexture",get:function(){return this._hideColorTexture},set:function(e){this._hideColorTexture=e}},{key:"hidePBR",get:function(){return this._hidePBR},set:function(e){this._hidePBR=e}},{key:"hideSAO",get:function(){return this._hideSAO},set:function(e){this._hideSAO=e}},{key:"hideEdges",get:function(){return this._hideEdges},set:function(e){this._hideEdges=e}},{key:"hideTransparentObjects",get:function(){return this._hideTransparentObjects},set:function(e){this._hideTransparentObjects=!1!==e}},{key:"scaleCanvasResolution",get:function(){return this._scaleCanvasResolution},set:function(e){this._scaleCanvasResolution=e}},{key:"defaultScaleCanvasResolutionFactor",get:function(){return this._defaultScaleCanvasResolutionFactor},set:function(e){this._defaultScaleCanvasResolutionFactor=e||1}},{key:"scaleCanvasResolutionFactor",get:function(){return this._scaleCanvasResolutionFactor},set:function(e){this._scaleCanvasResolutionFactor=e||.6}},{key:"delayBeforeRestore",get:function(){return this._delayBeforeRestore},set:function(e){this._delayBeforeRestore=e}},{key:"delayBeforeRestoreSeconds",get:function(){return this._delayBeforeRestoreSeconds},set:function(e){this._delayBeforeRestoreSeconds=null!=e?e:.5}},{key:"send",value:function(e,t){}},{key:"destroy",value:function(){this.viewer.scene.camera.off(this._onCameraMatrix),this.viewer.scene.canvas.off(this._onCanvasBoundary),this.viewer.scene.input.off(this._onSceneMouseDown),this.viewer.scene.input.off(this._onSceneMouseUp),this.viewer.scene.input.off(this._onSceneMouseMove),this.viewer.scene.off(this._onSceneTick),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),hd=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};B(this,e),this.cacheBuster=!1!==t.cacheBuster}return C(e,[{key:"_cacheBusterURL",value:function(e){if(!this.cacheBuster)return e;var t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}},{key:"getMetaModel",value:function(e,t,i){he.loadJSON(this._cacheBusterURL(e),(function(e){t(e)}),(function(e){i(e)}))}},{key:"getGLTF",value:function(e,t,i){he.loadArraybuffer(this._cacheBusterURL(e),(function(e){t(e)}),(function(e){i(e)}))}},{key:"getGLB",value:function(e,t,i){he.loadArraybuffer(this._cacheBusterURL(e),(function(e){t(e)}),(function(e){i(e)}))}},{key:"getArrayBuffer",value:function(e,t,i,r){!function(e,t,i,r){var s=function(){};i=i||s,r=r||s;var n=/^data:(.*?)(;base64)?,(.*)$/,o=t.match(n);if(o){var a=!!o[2],l=o[3];l=window.decodeURIComponent(l),a&&(l=window.atob(l));try{for(var u=new ArrayBuffer(l.length),c=new Uint8Array(u),A=0;A<l.length;A++)c[A]=l.charCodeAt(A);we.scheduleTask((function(){i(u)}))}catch(e){we.scheduleTask((function(){r(e)}))}}else{var h=function(e){var t=e.lastIndexOf("/");return 0!==t?e.substring(0,t+1):""}(e),d=h+t,p=new XMLHttpRequest;p.open("GET",d,!0),p.responseType="arraybuffer",p.onreadystatechange=function(){4===p.readyState&&(200===p.status?i(p.response):r("loadArrayBuffer error : "+p.response))},p.send(null)}}(this._cacheBusterURL(e),t,(function(e){i(e)}),(function(e){r(e)}))}}]),e}();var dd=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};B(this,e),this._eventSubIDMap=null,this._eventSubEvents=null,this._eventSubs=null,this._events=null,this._locale="en",this._messages={},this._locales=[],this._locale="en",this.messages=t.messages,this.locale=t.locale}return C(e,[{key:"messages",set:function(e){this._messages=e||{},this._locales=Object.keys(this._messages),this.fire("updated",this)}},{key:"loadMessages",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};for(var t in e)this._messages[t]=e[t];this.messages=this._messages}},{key:"clearMessages",value:function(){this.messages={}}},{key:"locales",get:function(){return this._locales}},{key:"locale",get:function(){return this._locale},set:function(e){e=e||"de",this._locale!==e&&(this._locale=e,this.fire("updated",e))}},{key:"translate",value:function(e,t){var i=this._messages[this._locale];if(!i)return null;var r=pd(e,i);return r?t?fd(r,t):r:null}},{key:"translatePlurals",value:function(e,t,i){var r=this._messages[this._locale];if(!r)return null;var s=pd(e,r);return(s=0===(t=parseInt(""+t,10))?s.zero:t>1?s.other:s.one)?(s=fd(s,[t]),i&&(s=fd(s,i)),s):null}},{key:"fire",value:function(e,t,i){this._events||(this._events={}),this._eventSubs||(this._eventSubs={}),!0!==i&&(this._events[e]=t||!0);var r=this._eventSubs[e];if(r)for(var s in r){if(r.hasOwnProperty(s))r[s].callback(t)}}},{key:"on",value:function(e,t){this._events||(this._events={}),this._eventSubIDMap||(this._eventSubIDMap=new G),this._eventSubEvents||(this._eventSubEvents={}),this._eventSubs||(this._eventSubs={});var i=this._eventSubs[e];i||(i={},this._eventSubs[e]=i);var r=this._eventSubIDMap.addItem();i[r]={callback:t},this._eventSubEvents[r]=e;var s=this._events[e];return void 0!==s&&t(s),r}},{key:"off",value:function(e){if(null!=e&&this._eventSubEvents){var t=this._eventSubEvents[e];if(t){delete this._eventSubEvents[e];var i=this._eventSubs[t];i&&delete i[e],this._eventSubIDMap.removeItem(e)}}}}]),e}();function pd(e,t){if(t[e])return t[e];for(var i=e.split("."),r=t,s=0,n=i.length;r&&s<n;s++){r=r[i[s]]}return r}function fd(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:[];return e.replace(/\{\{|\}\}|\{(\d+)\}/g,(function(e,i){return"{{"===e?"{":"}}"===e?"}":t[i]}))}var vd=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).t=s.t,r}return C(i,[{key:"t",get:function(){return this._t},set:function(e){e=e||0,this._t=e<0?0:e>1?1:e}},{key:"tangent",get:function(){return this.getTangent(this._t)}},{key:"length",get:function(){var e=this._getLengths();return e[e.length-1]}},{key:"getTangent",value:function(e){var t=1e-4;void 0===e&&(e=this._t);var i=e-t,r=e+t;i<0&&(i=0),r>1&&(r=1);var s=this.getPoint(i),n=this.getPoint(r),o=re.subVec3(n,s,[]);return re.normalizeVec3(o,[])}},{key:"getPointAt",value:function(e){var t=this.getUToTMapping(e);return this.getPoint(t)}},{key:"getPoints",value:function(e){e||(e=5);var t,i=[];for(t=0;t<=e;t++)i.push(this.getPoint(t/e));return i}},{key:"_getLengths",value:function(e){if(e||(e=this.__arcLengthDivisions?this.__arcLengthDivisions:200),this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;var t,i,r=[],s=this.getPoint(0),n=0;for(r.push(0),i=1;i<=e;i++)t=this.getPoint(i/e),n+=re.lenVec3(re.subVec3(t,s,[])),r.push(n),s=t;return this.cacheArcLengths=r,r}},{key:"_updateArcLengths",value:function(){this.needsUpdate=!0,this._getLengths()}},{key:"getUToTMapping",value:function(e,t){var i,r=this._getLengths(),s=0,n=r.length;i=t||e*r[n-1];for(var o,a=0,l=n-1;a<=l;)if((o=r[s=Math.floor(a+(l-a)/2)]-i)<0)a=s+1;else{if(!(o>0)){l=s;break}l=s-1}if(r[s=l]===i)return s/(n-1);var u=r[s];return(s+(i-u)/(r[s+1]-u))/(n-1)}}]),i}(),gd=function(e){g(i,vd);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).points=s.points,r.t=s.t,r}return C(i,[{key:"points",get:function(){return this._points},set:function(e){this._points=e||[]}},{key:"t",get:function(){return this._t},set:function(e){e=e||0,this._t=e<0?0:e>1?1:e}},{key:"point",get:function(){return this.getPoint(this._t)}},{key:"getPoint",value:function(e){var t=this.points;if(!(t.length<3)){var i=(t.length-1)*e,r=Math.floor(i),s=i-r,n=t[0===r?r:r-1],o=t[r],a=t[r>t.length-2?t.length-1:r+1],l=t[r>t.length-3?t.length-1:r+2],u=re.vec3();return u[0]=re.catmullRomInterpolate(n[0],o[0],a[0],l[0],s),u[1]=re.catmullRomInterpolate(n[1],o[1],a[1],l[1],s),u[2]=re.catmullRomInterpolate(n[2],o[2],a[2],l[2],s),u}this.error("Can't sample point from SplineCurve - not enough points on curve - returning [0,0,0].")}},{key:"getJSON",value:function(){return{points:points,t:this._t}}}]),i}(),md=re.vec3(),_d=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._frames=[],r._eyeCurve=new gd(b(r)),r._lookCurve=new gd(b(r)),r._upCurve=new gd(b(r)),s.frames&&(r.addFrames(s.frames),r.smoothFrameTimes(1)),r}return C(i,[{key:"type",get:function(){return"CameraPath"}},{key:"frames",get:function(){return this._frames}},{key:"eyeCurve",get:function(){return this._eyeCurve}},{key:"lookCurve",get:function(){return this._lookCurve}},{key:"upCurve",get:function(){return this._upCurve}},{key:"saveFrame",value:function(e){var t=this.scene.camera;this.addFrame(e,t.eye,t.look,t.up)}},{key:"addFrame",value:function(e,t,i,r){var s={t:e,eye:t.slice(0),look:i.slice(0),up:r.slice(0)};this._frames.push(s),this._eyeCurve.points.push(s.eye),this._lookCurve.points.push(s.look),this._upCurve.points.push(s.up)}},{key:"addFrames",value:function(e){for(var t,i=0,r=e.length;i<r;i++)t=e[i],this.addFrame(t.t||0,t.eye,t.look,t.up)}},{key:"loadFrame",value:function(e){var t=this.scene.camera;e=(e/=this._frames[this._frames.length-1].t-this._frames[0].t)<0?0:e>1?1:e,t.eye=this._eyeCurve.getPoint(e,md),t.look=this._lookCurve.getPoint(e,md),t.up=this._upCurve.getPoint(e,md)}},{key:"sampleFrame",value:function(e,t,i,r){e=e<0?0:e>1?1:e,this._eyeCurve.getPoint(e,t),this._lookCurve.getPoint(e,i),this._upCurve.getPoint(e,r)}},{key:"smoothFrameTimes",value:function(e){if(0!==this._frames.length){var t=re.vec3(),i=0;this._frames[0].t=0;for(var r=[],s=1,n=this._frames.length;s<n;s++){var o=re.lenVec3(re.subVec3(this._frames[s].eye,this._frames[s-1].eye,t));r[s]=o,i+=o}for(var a=1,l=this._frames.length;a<l;a++){var u=r[a]/i*e;this._frames[a].t=this._frames[a-1].t+u}}}},{key:"clearFrames",value:function(){this._frames=[],this._eyeCurve.points=[],this._lookCurve.points=[],this._upCurve.points=[]}}]),i}(),yd=re.vec3(),bd=re.vec3(),xd=re.vec3(),wd=re.vec3(),Bd=re.vec3(),Pd=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._look1=re.vec3(),r._eye1=re.vec3(),r._up1=re.vec3(),r._look2=re.vec3(),r._eye2=re.vec3(),r._up2=re.vec3(),r._orthoScale1=1,r._orthoScale2=1,r._flying=!1,r._flyEyeLookUp=!1,r._flyingEye=!1,r._flyingLook=!1,r._callback=null,r._callbackScope=null,r._time1=null,r._time2=null,r.easing=!1!==s.easing,r.duration=s.duration,r.fit=s.fit,r.fitFOV=s.fitFOV,r.trail=s.trail,r}return C(i,[{key:"type",get:function(){return"CameraFlightAnimation"}},{key:"flyTo",value:function(e,t,i){e=e||this.scene,this._flying&&this.stop(),this._flying=!1,this._flyingEye=!1,this._flyingLook=!1,this._flyingEyeLookUp=!1,this._callback=t,this._callbackScope=i;var r,s,n,o,a,l=this.scene.camera,u=!!e.projection&&e.projection!==l.projection;if(this._eye1[0]=l.eye[0],this._eye1[1]=l.eye[1],this._eye1[2]=l.eye[2],this._look1[0]=l.look[0],this._look1[1]=l.look[1],this._look1[2]=l.look[2],this._up1[0]=l.up[0],this._up1[1]=l.up[1],this._up1[2]=l.up[2],this._orthoScale1=l.ortho.scale,this._orthoScale2=e.orthoScale||this._orthoScale1,e.aabb)r=e.aabb;else if(6===e.length)r=e;else if(e.eye&&e.look||e.up)s=e.eye,n=e.look,o=e.up;else if(e.eye)s=e.eye;else if(e.look)n=e.look;else{var c=e;if((he.isNumeric(c)||he.isString(c))&&(a=c,!(c=this.scene.components[a])))return this.error("Component not found: "+he.inQuotes(a)),void(t&&(i?t.call(i):t()));u||(r=c.aabb||this.scene.aabb)}var A=e.poi;if(r){if(r[3]<r[0]||r[4]<r[1]||r[5]<r[2])return;if(r[3]===r[0]&&r[4]===r[1]&&r[5]===r[2])return;r=r.slice();var h=re.getAABB3Center(r);this._look2=A||h;var d=re.subVec3(this._eye1,this._look1,yd),p=re.normalizeVec3(d),f=A?re.getAABB3DiagPoint(r,A):re.getAABB3Diag(r),v=e.fitFOV||this._fitFOV,g=Math.abs(f/Math.tan(v*re.DEGTORAD));this._orthoScale2=1.1*f,this._eye2[0]=this._look2[0]+p[0]*g,this._eye2[1]=this._look2[1]+p[1]*g,this._eye2[2]=this._look2[2]+p[2]*g,this._up2[0]=this._up1[0],this._up2[1]=this._up1[1],this._up2[2]=this._up1[2],this._flyingEyeLookUp=!0}else(s||n||o)&&(this._flyingEyeLookUp=!!s&&!!n&&!!o,this._flyingEye=!!s&&!n,this._flyingLook=!!n&&!s,s&&(this._eye2[0]=s[0],this._eye2[1]=s[1],this._eye2[2]=s[2]),n&&(this._look2[0]=n[0],this._look2[1]=n[1],this._look2[2]=n[2]),o&&(this._up2[0]=o[0],this._up2[1]=o[1],this._up2[2]=o[2]));u?("ortho"===e.projection&&"ortho"!==l.projection&&(this._projection2="ortho",this._projMatrix1=l.projMatrix.slice(),this._projMatrix2=l.ortho.matrix.slice(),l.projection="customProjection"),"perspective"===e.projection&&"perspective"!==l.projection&&(this._projection2="perspective",this._projMatrix1=l.projMatrix.slice(),this._projMatrix2=l.perspective.matrix.slice(),l.projection="customProjection")):this._projection2=null,this.fire("started",e,!0),this._time1=Date.now(),this._time2=this._time1+(e.duration?1e3*e.duration:this._duration),this._flying=!0,we.scheduleTask(this._update,this)}},{key:"jumpTo",value:function(e){this._jumpTo(e)}},{key:"_jumpTo",value:function(e){this._flying&&this.stop();var t,i,r,s,n,o=this.scene.camera;if(e.aabb)t=e.aabb;else if(6===e.length)t=e;else if(e.eye||e.look||e.up)r=e.eye,s=e.look,n=e.up;else{var a=e;if((he.isNumeric(a)||he.isString(a))&&(i=a,!(a=this.scene.components[i])))return void this.error("Component not found: "+he.inQuotes(i));t=a.aabb||this.scene.aabb}var l=e.poi;if(t){if(t[3]<=t[0]||t[4]<=t[1]||t[5]<=t[2])return;var u,c=l?re.getAABB3DiagPoint(t,l):re.getAABB3Diag(t);s=l||re.getAABB3Center(t,s),this._trail?re.subVec3(o.look,s,Bd):re.subVec3(o.eye,o.look,Bd),re.normalizeVec3(Bd),u=(void 0!==e.fit?e.fit:this._fit)?Math.abs(c/Math.tan((e.fitFOV||this._fitFOV)*re.DEGTORAD)):re.lenVec3(re.subVec3(o.eye,o.look,yd)),re.mulVec3Scalar(Bd,u),o.eye=re.addVec3(s,Bd,yd),o.look=s,this.scene.camera.ortho.scale=1.1*c}else(r||s||n)&&(r&&(o.eye=r),s&&(o.look=s),n&&(o.up=n));e.projection&&(o.projection=e.projection)}},{key:"_update",value:function(){if(this._flying){var e=(Date.now()-this._time1)/(this._time2-this._time1),t=e>=1;e>1&&(e=1);var r=this.easing?i._ease(e,0,1,1):e,s=this.scene.camera;if(this._flyingEye||this._flyingLook?this._flyingEye?(re.subVec3(s.eye,s.look,Bd),s.eye=re.lerpVec3(r,0,1,this._eye1,this._eye2,xd),s.look=re.subVec3(xd,Bd,bd)):this._flyingLook&&(s.look=re.lerpVec3(r,0,1,this._look1,this._look2,bd),s.up=re.lerpVec3(r,0,1,this._up1,this._up2,wd)):this._flyingEyeLookUp&&(s.eye=re.lerpVec3(r,0,1,this._eye1,this._eye2,xd),s.look=re.lerpVec3(r,0,1,this._look1,this._look2,bd),s.up=re.lerpVec3(r,0,1,this._up1,this._up2,wd)),this._projection2){var n="ortho"===this._projection2?i._easeOutExpo(e,0,1,1):i._easeInCubic(e,0,1,1);s.customProjection.matrix=re.lerpMat4(n,0,1,this._projMatrix1,this._projMatrix2)}else s.ortho.scale=this._orthoScale1+e*(this._orthoScale2-this._orthoScale1);if(t)return s.ortho.scale=this._orthoScale2,void this.stop();we.scheduleTask(this._update,this)}}},{key:"stop",value:function(){if(this._flying){this._flying=!1,this._time1=null,this._time2=null,this._projection2&&(this.scene.camera.projection=this._projection2);var e=this._callback;e&&(this._callback=null,this._callbackScope?e.call(this._callbackScope):e()),this.fire("stopped",!0,!0)}}},{key:"cancel",value:function(){this._flying&&(this._flying=!1,this._time1=null,this._time2=null,this._callback&&(this._callback=null),this.fire("canceled",!0,!0))}},{key:"duration",get:function(){return this._duration/1e3},set:function(e){this._duration=e?1e3*e:500,this.stop()}},{key:"fit",get:function(){return this._fit},set:function(e){this._fit=!1!==e}},{key:"fitFOV",get:function(){return this._fitFOV},set:function(e){this._fitFOV=e||45}},{key:"trail",get:function(){return this._trail},set:function(e){this._trail=!!e}},{key:"destroy",value:function(){this.stop(),f(x(i.prototype),"destroy",this).call(this)}}],[{key:"_ease",value:function(e,t,i,r){return-i*(e/=r)*(e-2)+t}},{key:"_easeInCubic",value:function(e,t,i,r){return i*(e/=r)*e*e+t}},{key:"_easeOutExpo",value:function(e,t,i,r){return i*(1-Math.pow(2,-10*e/r))+t}}]),i}(),Cd=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._cameraFlightAnimation=new Pd(b(r)),r._t=0,r.state=i.SCRUBBING,r._playingFromT=0,r._playingToT=0,r._playingRate=s.playingRate||1,r._playingDir=1,r._lastTime=null,r.cameraPath=s.cameraPath,r._tick=r.scene.on("tick",r._updateT,b(r)),r}return C(i,[{key:"type",get:function(){return"CameraPathAnimation"}},{key:"_updateT",value:function(){var e=this._cameraPath;if(e){var t,r,s=performance.now(),n=this._lastTime?.001*(s-this._lastTime):0;if(this._lastTime=s,0!==n)switch(this.state){case i.SCRUBBING:return;case i.PLAYING:if(this._t+=this._playingRate*n,0===(t=this._cameraPath.frames.length)||this._playingDir<0&&this._t<=0||this._playingDir>0&&this._t>=this._cameraPath.frames[t-1].t)return this.state=i.SCRUBBING,this._t=this._cameraPath.frames[t-1].t,void this.fire("stopped");e.loadFrame(this._t);break;case i.PLAYING_TO:r=this._t+this._playingRate*n*this._playingDir,(this._playingDir<0&&r<=this._playingToT||this._playingDir>0&&r>=this._playingToT)&&(r=this._playingToT,this.state=i.SCRUBBING,this.fire("stopped")),this._t=r,e.loadFrame(this._t)}}}},{key:"_ease",value:function(e,t,i,r){return-i*(e/=r)*(e-2)+t}},{key:"cameraPath",get:function(){return this._cameraPath},set:function(e){this._cameraPath=e}},{key:"rate",get:function(){return this._playingRate},set:function(e){this._playingRate=e}},{key:"play",value:function(){this._cameraPath&&(this._lastTime=null,this.state=i.PLAYING)}},{key:"playToT",value:function(e){this._cameraPath&&(this._playingFromT=this._t,this._playingToT=e,this._playingDir=this._playingToT-this._playingFromT<0?-1:1,this._lastTime=null,this.state=i.PLAYING_TO)}},{key:"playToFrame",value:function(e){var t=this._cameraPath;if(t){var i=t.frames[e];i?this.playToT(i.t):this.error("playToFrame - frame index out of range: "+e)}}},{key:"flyToFrame",value:function(e,t){var r=this._cameraPath;if(r){var s=r.frames[e];s?(this.state=i.SCRUBBING,this._cameraFlightAnimation.flyTo(s,t)):this.error("flyToFrame - frame index out of range: "+e)}}},{key:"scrubToT",value:function(e){var t=this._cameraPath;t&&(this.scene.camera&&(this._t=e,t.loadFrame(this._t),this.state=i.SCRUBBING))}},{key:"scrubToFrame",value:function(e){var t=this._cameraPath;t&&(this.scene.camera&&(t.frames[e]?(t.loadFrame(this._t),this.state=i.SCRUBBING):this.error("playToFrame - frame index out of range: "+e)))}},{key:"stop",value:function(){this.state=i.SCRUBBING,this.fire("stopped")}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this.scene.off(this._tick)}}]),i}();Cd.STOPPED=0,Cd.SCRUBBING=1,Cd.PLAYING=2,Cd.PLAYING_TO=3;var Md=re.vec3(),Ed=re.vec3();re.vec3();var Fd=re.vec3([0,-1,0]),kd=re.vec4([0,0,0,1]),Id=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._src=null,r._image=null,r._pos=re.vec3(),r._origin=re.vec3(),r._rtcPos=re.vec3(),r._dir=re.vec3(),r._size=1,r._imageSize=re.vec2(),r._texture=new qn(b(r)),r._plane=new _n(b(r),{geometry:new Xi(b(r),uo({center:[0,0,0],xSize:1,zSize:1,xSegments:10,zSegments:10})),material:new $i(b(r),{diffuse:[0,0,0],ambient:[0,0,0],specular:[0,0,0],diffuseMap:r._texture,emissiveMap:r._texture,backfaces:!0}),clippable:s.clippable}),r._grid=new _n(b(r),{geometry:new Xi(b(r),lo({size:1,divisions:10})),material:new $i(b(r),{diffuse:[0,0,0],ambient:[0,0,0],emissive:[.2,.8,.2]}),position:[0,.001,0],clippable:s.clippable}),r._node=new Rn(b(r),{rotation:[0,0,0],position:[0,0,0],scale:[1,1,1],clippable:!1,children:[r._plane,r._grid]}),r._gridVisible=!1,r.visible=!0,r.gridVisible=s.gridVisible,r.position=s.position,r.rotation=s.rotation,r.dir=s.dir,r.size=s.size,r.collidable=s.collidable,r.clippable=s.clippable,r.pickable=s.pickable,r.opacity=s.opacity,s.image?r.image=s.image:r.src=s.src,r}return C(i,[{key:"visible",get:function(){return this._plane.visible},set:function(e){this._plane.visible=e,this._grid.visible=this._gridVisible&&e}},{key:"gridVisible",get:function(){return this._gridVisible},set:function(e){e=!1!==e,this._gridVisible=e,this._grid.visible=this._gridVisible&&this.visible}},{key:"image",get:function(){return this._image},set:function(e){this._image=e,this._image&&(this._imageSize[0]=e.width,this._imageSize[1]=e.height,this._updatePlaneSizeFromImage(),this._src=null,this._texture.image=this._image)}},{key:"src",get:function(){return this._src},set:function(e){var t=this;if(this._src=e,this._src){this._image=null;var i=new Image;i.onload=function(){t._texture.image=i,t._imageSize[0]=i.width,t._imageSize[1]=i.height,t._updatePlaneSizeFromImage()},i.src=this._src}}},{key:"position",get:function(){return this._pos},set:function(e){this._pos.set(e||[0,0,0]),je(this._pos,this._origin,this._rtcPos),this._node.origin=this._origin,this._node.position=this._rtcPos}},{key:"rotation",get:function(){return this._node.rotation},set:function(e){this._node.rotation=e}},{key:"size",get:function(){return this._size},set:function(e){this._size=null==e?1:e,this._image&&this._updatePlaneSizeFromImage()}},{key:"dir",get:function(){return this._dir},set:function(e){if(this._dir.set(e||[0,0,-1]),e){var t=this.scene.center,i=[-this._dir[0],-this._dir[1],-this._dir[2]];re.subVec3(t,this.position,Md);var r=-re.dotVec3(i,Md);re.normalizeVec3(i),re.mulVec3Scalar(i,r,Ed),re.vec3PairToQuaternion(Fd,e,kd),this._node.quaternion=kd}}},{key:"collidable",get:function(){return this._node.collidable},set:function(e){this._node.collidable=!1!==e}},{key:"clippable",get:function(){return this._node.clippable},set:function(e){this._node.clippable=!1!==e}},{key:"pickable",get:function(){return this._node.pickable},set:function(e){this._node.pickable=!1!==e}},{key:"opacity",get:function(){return this._node.opacity},set:function(e){this._node.opacity=e}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}},{key:"_updatePlaneSizeFromImage",value:function(){var e=this._size,t=this._imageSize[0],i=this._imageSize[1];if(t>i){var r=i/t;this._node.scale=[e,1,e*r]}else{var s=t/i;this._node.scale=[e*s,1,e]}}}]),i}(),Dd=function(e){g(i,Ti);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i);var n=b(r=t.call(this,e,s));r._shadowRenderBuf=null,r._shadowViewMatrix=null,r._shadowProjMatrix=null,r._shadowViewMatrixDirty=!0,r._shadowProjMatrixDirty=!0;var o=r.scene.camera,a=r.scene.canvas;return r._onCameraViewMatrix=o.on("viewMatrix",(function(){r._shadowViewMatrixDirty=!0})),r._onCameraProjMatrix=o.on("projMatrix",(function(){r._shadowProjMatrixDirty=!0})),r._onCanvasBoundary=a.on("boundary",(function(){r._shadowProjMatrixDirty=!0})),r._state=new hi({type:"point",pos:re.vec3([1,1,1]),color:re.vec3([.7,.7,.8]),intensity:1,attenuation:[0,0,0],space:s.space||"view",castsShadow:!1,getShadowViewMatrix:function(){if(n._shadowViewMatrixDirty){n._shadowViewMatrix||(n._shadowViewMatrix=re.identityMat4());var e=n._state.pos,t=o.look,i=o.up;re.lookAtMat4v(e,t,i,n._shadowViewMatrix),n._shadowViewMatrixDirty=!1}return n._shadowViewMatrix},getShadowProjMatrix:function(){if(n._shadowProjMatrixDirty){n._shadowProjMatrix||(n._shadowProjMatrix=re.identityMat4());var e=n.scene.canvas.canvas;re.perspectiveMat4(Math.PI/180*70,e.clientWidth/e.clientHeight,.1,500,n._shadowProjMatrix),n._shadowProjMatrixDirty=!1}return n._shadowProjMatrix},getShadowRenderBuf:function(){return n._shadowRenderBuf||(n._shadowRenderBuf=new oi(n.scene.canvas.canvas,n.scene.canvas.gl,{size:[1024,1024]})),n._shadowRenderBuf}}),r.pos=s.pos,r.color=s.color,r.intensity=s.intensity,r.constantAttenuation=s.constantAttenuation,r.linearAttenuation=s.linearAttenuation,r.quadraticAttenuation=s.quadraticAttenuation,r.castsShadow=s.castsShadow,r.scene._lightCreated(b(r)),r}return C(i,[{key:"type",get:function(){return"PointLight"}},{key:"pos",get:function(){return this._state.pos},set:function(e){this._state.pos.set(e||[1,1,1]),this._shadowViewMatrixDirty=!0,this.glRedraw()}},{key:"color",get:function(){return this._state.color},set:function(e){this._state.color.set(e||[.7,.7,.8]),this.glRedraw()}},{key:"intensity",get:function(){return this._state.intensity},set:function(e){e=void 0!==e?e:1,this._state.intensity=e,this.glRedraw()}},{key:"constantAttenuation",get:function(){return this._state.attenuation[0]},set:function(e){this._state.attenuation[0]=e||0,this.glRedraw()}},{key:"linearAttenuation",get:function(){return this._state.attenuation[1]},set:function(e){this._state.attenuation[1]=e||0,this.glRedraw()}},{key:"quadraticAttenuation",get:function(){return this._state.attenuation[2]},set:function(e){this._state.attenuation[2]=e||0,this.glRedraw()}},{key:"castsShadow",get:function(){return this._state.castsShadow},set:function(e){e=!!e,this._state.castsShadow!==e&&(this._state.castsShadow=e,this._shadowViewMatrixDirty=!0,this.glRedraw())}},{key:"destroy",value:function(){var e=this.scene.camera,t=this.scene.canvas;e.off(this._onCameraViewMatrix),e.off(this._onCameraProjMatrix),t.off(this._onCanvasBoundary),f(x(i.prototype),"destroy",this).call(this),this._state.destroy(),this._shadowRenderBuf&&this._shadowRenderBuf.destroy(),this.scene._lightDestroyed(this),this.glRedraw()}}]),i}();function Sd(e){return 0==(e&e-1)}function Td(e){--e;for(var t=1;t<32;t<<=1)e|=e>>t;return e+1}var Ld=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i);var n=(r=t.call(this,e,s)).scene.canvas.gl;return r._state=new hi({texture:new Wn({gl:n,target:n.TEXTURE_CUBE_MAP}),flipY:r._checkFlipY(s.minFilter),encoding:r._checkEncoding(s.encoding),minFilter:1008,magFilter:1006,wrapS:1001,wrapT:1001,mipmaps:!0}),r._src=s.src,r._images=[],r._loadSrc(s.src),ae.memory.textures++,r}return C(i,[{key:"type",get:function(){return"CubeTexture"}},{key:"_checkFlipY",value:function(e){return!!e}},{key:"_checkEncoding",value:function(e){return 3e3!==(e=e||3e3)&&3001!==e&&(this.error("Unsupported value for 'encoding' - supported values are LinearEncoding and sRGBEncoding. Defaulting to LinearEncoding."),e=3e3),e}},{key:"_webglContextRestored",value:function(){this.scene.canvas.gl,this._state.texture=null,this._src&&this._loadSrc(this._src)}},{key:"_loadSrc",value:function(e){var t=this,i=this.scene.canvas.gl;this._images=[];for(var r=!1,s=0,n=function(n){var o,a,l=new Image;l.onload=(o=l,a=n,function(){if(!r&&(o=function(e){if(!Sd(e.width)||!Sd(e.height)){var t=document.createElement("canvas");t.width=Td(e.width),t.height=Td(e.height),t.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t.width,t.height),e=t}return e}(o),t._images[a]=o,6==++s)){var e=t._state.texture;e||(e=new Wn({gl:i,target:i.TEXTURE_CUBE_MAP}),t._state.texture=e),e.setImage(t._images,t._state),t.fire("loaded",t._src,!1),t.glRedraw()}}),l.onerror=function(){r=!0},l.src=e[n]},o=0;o<e.length;o++)n(o)}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._state.texture&&this._state.texture.destroy(),ae.memory.textures--,this._state.destroy()}}]),i}(),Rd=function(e){g(i,Ld);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).scene._lightsState.addReflectionMap(r._state),r.scene._reflectionMapCreated(b(r)),r}return C(i,[{key:"type",get:function(){return"ReflectionMap"}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this.scene._reflectionMapDestroyed(this)}}]),i}(),Ud=function(e){g(i,Ld);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).scene._lightMapCreated(b(r)),r}return C(i,[{key:"type",get:function(){return"LightMap"}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this.scene._lightMapDestroyed(this)}}]),i}(),Od=function(e){g(i,at);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,{entity:s.entity,occludable:s.occludable,worldPos:s.worldPos}))._occluded=!1,r._visible=!0,r._src=null,r._image=null,r._pos=re.vec3(),r._origin=re.vec3(),r._rtcPos=re.vec3(),r._dir=re.vec3(),r._size=1,r._imageSize=re.vec2(),r._texture=new qn(b(r),{src:s.src}),r._geometry=new Xi(b(r),{primitive:"triangles",positions:[3,3,0,-3,3,0,-3,-3,0,3,-3,0],normals:[-1,0,0,-1,0,0,-1,0,0,-1,0,0],uv:[1,-1,0,-1,0,0,1,0],indices:[0,1,2,0,2,3]}),r._mesh=new _n(b(r),{geometry:r._geometry,material:new $i(b(r),{ambient:[.9,.3,.9],shininess:30,diffuseMap:r._texture,backfaces:!0}),scale:[1,1,1],position:s.worldPos,rotation:[90,0,0],billboard:"spherical",occluder:!1}),r.visible=!0,r.collidable=s.collidable,r.clippable=s.clippable,r.pickable=s.pickable,r.opacity=s.opacity,r.size=s.size,s.image?r.image=s.image:r.src=s.src,r}return C(i,[{key:"_setVisible",value:function(e){this._occluded=!e,this._mesh.visible=this._visible&&!this._occluded,f(x(i.prototype),"_setVisible",this).call(this,e)}},{key:"visible",get:function(){return this._visible},set:function(e){this._visible=null==e||e,this._mesh.visible=this._visible&&!this._occluded}},{key:"image",get:function(){return this._image},set:function(e){this._image=e,this._image&&(this._imageSize[0]=this._image.width,this._imageSize[1]=this._image.height,this._updatePlaneSizeFromImage(),this._src=null,this._texture.image=this._image)}},{key:"src",get:function(){return this._src},set:function(e){var t=this;if(this._src=e,this._src){this._image=null;var i=new Image;i.onload=function(){t._texture.image=i,t._imageSize[0]=i.width,t._imageSize[1]=i.height,t._updatePlaneSizeFromImage()},i.src=this._src}}},{key:"size",get:function(){return this._size},set:function(e){this._size=null==e?1:e,this._image&&this._updatePlaneSizeFromImage()}},{key:"collidable",get:function(){return this._mesh.collidable},set:function(e){this._mesh.collidable=!1!==e}},{key:"clippable",get:function(){return this._mesh.clippable},set:function(e){this._mesh.clippable=!1!==e}},{key:"pickable",get:function(){return this._mesh.pickable},set:function(e){this._mesh.pickable=!1!==e}},{key:"opacity",get:function(){return this._mesh.opacity},set:function(e){this._mesh.opacity=e}},{key:"_updatePlaneSizeFromImage",value:function(){var e=.5*this._size,t=this._imageSize[0],i=this._imageSize[1],r=i/t;this._geometry.positions=t>i?[e,e*r,0,-e,e*r,0,-e,-e*r,0,e,-e*r,0]:[e/r,e,0,-e/r,e,0,-e/r,-e,0,e/r,-e,0]}}]),i}(),Nd=function(){function e(t){B(this,e),this._eye=re.vec3(),this._look=re.vec3(),this._up=re.vec3(),this._projection={},t&&this.saveCamera(t)}return C(e,[{key:"saveCamera",value:function(e){var t=e.camera,i=t.project;switch(this._eye.set(t.eye),this._look.set(t.look),this._up.set(t.up),t.projection){case"perspective":this._projection={projection:"perspective",fov:i.fov,fovAxis:i.fovAxis,near:i.near,far:i.far};break;case"ortho":this._projection={projection:"ortho",scale:i.scale,near:i.near,far:i.far};break;case"frustum":this._projection={projection:"frustum",left:i.left,right:i.right,top:i.top,bottom:i.bottom,near:i.near,far:i.far};break;case"custom":this._projection={projection:"custom",matrix:i.matrix.slice()}}}},{key:"restoreCamera",value:function(e,t){var i=e.camera,r=this._projection;function s(){switch(r.type){case"perspective":i.perspective.fov=r.fov,i.perspective.fovAxis=r.fovAxis,i.perspective.near=r.near,i.perspective.far=r.far;break;case"ortho":i.ortho.scale=r.scale,i.ortho.near=r.near,i.ortho.far=r.far;break;case"frustum":i.frustum.left=r.left,i.frustum.right=r.right,i.frustum.top=r.top,i.frustum.bottom=r.bottom,i.frustum.near=r.near,i.frustum.far=r.far;break;case"custom":i.customProjection.matrix=r.matrix}}t?e.viewer.cameraFlight.flyTo({eye:this._eye,look:this._look,up:this._up,orthoScale:r.scale,projection:r.projection},(function(){s(),t()})):(i.eye=this._eye,i.look=this._look,i.up=this._up,s(),i.projection=r.projection)}}]),e}(),Qd=re.vec3(),Vd=function(){function e(t){if(B(this,e),this.objectsVisible=[],this.objectsEdges=[],this.objectsXrayed=[],this.objectsHighlighted=[],this.objectsSelected=[],this.objectsClippable=[],this.objectsPickable=[],this.objectsColorize=[],this.objectsOpacity=[],this.numObjects=0,t){var i=t.metaScene.scene;this.saveObjects(i,t)}}return C(e,[{key:"saveObjects",value:function(e,t,i){this.numObjects=0,this._mask=i?he.apply(i,{}):null;for(var r=!i||i.visible,s=!i||i.edges,n=!i||i.xrayed,o=!i||i.highlighted,a=!i||i.selected,l=!i||i.clippable,u=!i||i.pickable,c=!i||i.colorize,A=!i||i.opacity,h=t.metaObjects,d=e.objects,p=0,f=h.length;p<f;p++){var v=d[h[p].id];if(v){if(r&&(this.objectsVisible[p]=v.visible),s&&(this.objectsEdges[p]=v.edges),n&&(this.objectsXrayed[p]=v.xrayed),o&&(this.objectsHighlighted[p]=v.highlighted),a&&(this.objectsSelected[p]=v.selected),l&&(this.objectsClippable[p]=v.clippable),u&&(this.objectsPickable[p]=v.pickable),c){var g=v.colorize;this.objectsColorize[3*p+0]=g[0],this.objectsColorize[3*p+1]=g[1],this.objectsColorize[3*p+2]=g[2]}A&&(this.objectsOpacity[p]=v.opacity),this.numObjects++}}}},{key:"restoreObjects",value:function(e,t){for(var i=this._mask,r=!i||i.visible,s=!i||i.edges,n=!i||i.xrayed,o=!i||i.highlighted,a=!i||i.selected,l=!i||i.clippable,u=!i||i.pickable,c=!i||i.colorize,A=!i||i.opacity,h=t.metaObjects,d=e.objects,p=0,f=h.length;p<f;p++){var v=d[h[p].id];v&&(r&&(v.visible=this.objectsVisible[p]),s&&(v.edges=this.objectsEdges[p]),n&&(v.xrayed=this.objectsXrayed[p]),o&&(v.highlighted=this.objectsHighlighted[p]),a&&(v.selected=this.objectsSelected[p]),l&&(v.clippable=this.objectsClippable[p]),u&&(v.pickable=this.objectsPickable[p]),c&&(Qd[0]=this.objectsColorize[3*p+0],Qd[1]=this.objectsColorize[3*p+1],Qd[2]=this.objectsColorize[3*p+2],v.colorize=Qd),A&&(v.opacity=this.objectsOpacity[p]))}}}]),e}(),Hd=re.vec3(),jd=function(){function e(){B(this,e),this.objectsVisible=[],this.objectsEdges=[],this.objectsXrayed=[],this.objectsHighlighted=[],this.objectsSelected=[],this.objectsClippable=[],this.objectsPickable=[],this.objectsColorize=[],this.objectsHasColorize=[],this.objectsOpacity=[],this.numObjects=0}return C(e,[{key:"saveObjects",value:function(e,t){this.numObjects=0,this._mask=t?he.apply(t,{}):null;var i=e.objects,r=!t||t.visible,s=!t||t.edges,n=!t||t.xrayed,o=!t||t.highlighted,a=!t||t.selected,l=!t||t.clippable,u=!t||t.pickable,c=!t||t.colorize,A=!t||t.opacity;for(var h in i)if(i.hasOwnProperty(h)){var d=i[h],p=this.numObjects;if(r&&(this.objectsVisible[p]=d.visible),s&&(this.objectsEdges[p]=d.edges),n&&(this.objectsXrayed[p]=d.xrayed),o&&(this.objectsHighlighted[p]=d.highlighted),a&&(this.objectsSelected[p]=d.selected),l&&(this.objectsClippable[p]=d.clippable),u&&(this.objectsPickable[p]=d.pickable),c){var f=d.colorize;f?(this.objectsColorize[3*p+0]=f[0],this.objectsColorize[3*p+1]=f[1],this.objectsColorize[3*p+2]=f[2],this.objectsHasColorize[p]=!0):this.objectsHasColorize[p]=!1}A&&(this.objectsOpacity[p]=d.opacity),this.numObjects++}}},{key:"restoreObjects",value:function(e){var t=this._mask,i=!t||t.visible,r=!t||t.edges,s=!t||t.xrayed,n=!t||t.highlighted,o=!t||t.selected,a=!t||t.clippable,l=!t||t.pickable,u=!t||t.colorize,c=!t||t.opacity,A=0,h=e.objects;for(var d in h)if(h.hasOwnProperty(d)){var p=h[d];i&&(p.visible=this.objectsVisible[A]),r&&(p.edges=this.objectsEdges[A]),s&&(p.xrayed=this.objectsXrayed[A]),n&&(p.highlighted=this.objectsHighlighted[A]),o&&(p.selected=this.objectsSelected[A]),a&&(p.clippable=this.objectsClippable[A]),l&&(p.pickable=this.objectsPickable[A]),u&&(this.objectsHasColorize[A]?(Hd[0]=this.objectsColorize[3*A+0],Hd[1]=this.objectsColorize[3*A+1],Hd[2]=this.objectsColorize[3*A+2],p.colorize=Hd):p.colorize=null),c&&(p.opacity=this.objectsOpacity[A]),A++}}}]),e}(),Gd=function(e){g(i,vd);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).v0=s.v0,r.v1=s.v1,r.v2=s.v2,r.v3=s.v3,r.t=s.t,r}return C(i,[{key:"v0",get:function(){return this._v0},set:function(e){this._v0=e||re.vec3([0,0,0])}},{key:"v1",get:function(){return this._v1},set:function(e){this._v1=e||re.vec3([0,0,0])}},{key:"v2",get:function(){return this._v2},set:function(e){this._v2=e||re.vec3([0,0,0])}},{key:"v3",get:function(){return this._v3},set:function(e){this.fire("v3",this._v3=e||re.vec3([0,0,0]))}},{key:"t",get:function(){return this._t},set:function(e){e=e||0,this._t=e<0?0:e>1?1:e}},{key:"point",get:function(){return this.getPoint(this._t)}},{key:"getPoint",value:function(e){var t=re.vec3();return t[0]=re.b3(e,this._v0[0],this._v1[0],this._v2[0],this._v3[0]),t[1]=re.b3(e,this._v0[1],this._v1[1],this._v2[1],this._v3[1]),t[2]=re.b3(e,this._v0[2],this._v1[2],this._v2[2],this._v3[2]),t}},{key:"getJSON",value:function(){return{v0:this._v0,v1:this._v1,v2:this._v2,v3:this._v3,t:this._t}}}]),i}(),zd=function(e){g(i,vd);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._cachedLengths=[],r._dirty=!0,r._curves=[],r._t=0,r._dirtySubs=[],r._destroyedSubs=[],r.curves=s.curves||[],r.t=s.t,r}return C(i,[{key:"addCurve",value:function(e){this._curves.push(e),this._dirty=!0}},{key:"curves",get:function(){return this._curves},set:function(e){var t,i,r;for(e=e||[],i=0,r=this._curves.length;i<r;i++)(t=this._curves[i]).off(this._dirtySubs[i]),t.off(this._destroyedSubs[i]);this._curves=[],this._dirtySubs=[],this._destroyedSubs=[];var s=this;function n(){s._dirty=!0}function o(){var e=this.id;for(i=0,r=s._curves.length;i<r;i++)if(s._curves[i].id===e)return s._curves=s._curves.slice(i,i+1),s._dirtySubs=s._dirtySubs.slice(i,i+1),s._destroyedSubs=s._destroyedSubs.slice(i,i+1),void(s._dirty=!0)}for(i=0,r=e.length;i<r;i++){if(t=e[i],he.isNumeric(t)||he.isString(t)){var a=t;if(!(t=this.scene.components[a])){this.error("Component not found: "+_inQuotes(a));continue}}var l=t.type;"xeokit.SplineCurve"===l||"xeokit.Path"===l||"xeokit.CubicBezierCurve"===l||"xeokit.QuadraticBezierCurve"===l?(this._curves.push(t),this._dirtySubs.push(t.on("dirty",n)),this._destroyedSubs.push(t.once("destroyed",o))):this.error("Component "+_inQuotes(t.id)+" is not a xeokit.SplineCurve, xeokit.Path or xeokit.QuadraticBezierCurve")}this._dirty=!0}},{key:"t",get:function(){return this._t},set:function(e){e=e||0,this._t=e<0?0:e>1?1:e}},{key:"point",get:function(){return this.getPoint(this._t)}},{key:"length",get:function(){var e=this._getCurveLengths();return e[e.length-1]}},{key:"getPoint",value:function(e){for(var t,i=e*this.length,r=this._getCurveLengths(),s=0;s<r.length;){if(r[s]>=i){var n=1-(r[s]-i)/(t=this._curves[s]).length;return t.getPointAt(n)}s++}return null}},{key:"_getCurveLengths",value:function(){if(!this._dirty)return this._cachedLengths;var e,t=[],i=0,r=this._curves.length;for(e=0;e<r;e++)i+=this._curves[e].length,t.push(i);return this._cachedLengths=t,this._dirty=!1,t}},{key:"_getJSON",value:function(){for(var e=[],t=0,i=this._curves.length;t<i;t++)e.push(this._curves[t].id);return{curves:e,t:this._t}}},{key:"destroy",value:function(){var e,t,r;for(f(x(i.prototype),"destroy",this).call(this),e=0,t=this._curves.length;e<t;e++)(r=this._curves[e]).off(this._dirtySubs[e]),r.off(this._destroyedSubs[e])}}]),i}(),Wd=function(e){g(i,vd);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s)).v0=s.v0,r.v1=s.v1,r.v2=s.v2,r.t=s.t,r}return C(i,[{key:"v0",get:function(){return this._v0},set:function(e){this._v0=e||re.vec3([0,0,0])}},{key:"v1",get:function(){return this._v1},set:function(e){this._v1=e||re.vec3([0,0,0])}},{key:"v2",get:function(){return this._v2},set:function(e){this._v2=e||re.vec3([0,0,0])}},{key:"t",get:function(){return this._t},set:function(e){e=e||0,this._t=e<0?0:e>1?1:e}},{key:"point",get:function(){return this.getPoint(this._t)}},{key:"getPoint",value:function(e){var t=re.vec3();return t[0]=re.b2(e,this._v0[0],this._v1[0],this._v2[0]),t[1]=re.b2(e,this._v0[1],this._v1[1],this._v2[1]),t[2]=re.b2(e,this._v0[2],this._v1[2],this._v2[2]),t}},{key:"getJSON",value:function(){return{v0:this._v0,v1:this._v1,v2:this._v2,t:this._t}}}]),i}(),Kd=function(e){g(i,Vh);var t=_(i);function i(e){var r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),t.call(this,e,r)}return C(i)}(),Xd=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e,s))._skyboxMesh=new _n(b(r),{geometry:new Xi(b(r),{primitive:"triangles",positions:[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,-1,1,-1,-1,1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,-1,1,-1,-1,-1,1,-1,-1,1,-1,1,-1,-1,1,1,-1,-1,-1,-1,-1,-1,1,-1,1,1,-1],uv:[.5,.6666,.25,.6666,.25,.3333,.5,.3333,.5,.6666,.5,.3333,.75,.3333,.75,.6666,.5,.6666,.5,1,.25,1,.25,.6666,.25,.6666,0,.6666,0,.3333,.25,.3333,.25,0,.5,0,.5,.3333,.25,.3333,.75,.3333,1,.3333,1,.6666,.75,.6666],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]}),background:!0,scale:[2e3,2e3,2e3],rotation:[0,-90,0],material:new $i(b(r),{ambient:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],emissive:[1,1,1],emissiveMap:new qn(b(r),{src:s.src,flipY:!0,wrapS:"clampToEdge",wrapT:"clampToEdge",encoding:s.encoding||"sRGB"}),backfaces:!0}),visible:!1,pickable:!1,clippable:!1,collidable:!1}),r.size=s.size,r.active=s.active,r}return C(i,[{key:"size",get:function(){return this._size},set:function(e){this._size=e||1e3,this._skyboxMesh.scale=[this._size,this._size,this._size]}},{key:"active",get:function(){return this._skyboxMesh.visible},set:function(e){this._skyboxMesh.visible=e}}]),i}(),Jd=function(){function e(){B(this,e)}return C(e,[{key:"transcode",value:function(e,t){}},{key:"destroy",value:function(){}}]),e}(),Yd=re.vec4(),Zd=re.vec4(),qd=re.vec3(),$d=re.vec3(),ep=re.vec3(),tp=re.vec4(),ip=re.vec4(),rp=re.vec4(),sp=function(){function e(t){B(this,e),this._scene=t}return C(e,[{key:"dollyToCanvasPos",value:function(e,t,i){var r=!1,s=this._scene.camera;if(e){var n=re.subVec3(e,s.eye,qd);r=re.lenVec3(n)<i}if("perspective"===s.projection){s.ortho.scale=s.ortho.scale-i;var o=this._unproject(t,tp),a=re.subVec3(o,s.eye,rp),l=re.mulVec3Scalar(re.normalizeVec3(a),-i,[]);if(s.eye=[s.eye[0]-l[0],s.eye[1]-l[1],s.eye[2]-l[2]],s.look=[s.look[0]-l[0],s.look[1]-l[1],s.look[2]-l[2]],e){var u=re.subVec3(e,s.eye,qd),c=re.lenVec3(u),A=re.mulVec3Scalar(re.normalizeVec3(re.subVec3(s.look,s.eye,$d)),c);s.look=[s.eye[0]+A[0],s.eye[1]+A[1],s.eye[2]+A[2]]}}else if("ortho"===s.projection){var h=this._unproject(t,tp);s.ortho.scale=s.ortho.scale-i,s.ortho._update();var d=this._unproject(t,ip),p=re.subVec3(d,h,rp),f=re.mulVec3Scalar(re.normalizeVec3(re.subVec3(s.look,s.eye,qd)),-i,$d),v=re.addVec3(p,f,ep);s.eye=[s.eye[0]-v[0],s.eye[1]-v[1],s.eye[2]-v[2]],s.look=[s.look[0]-v[0],s.look[1]-v[1],s.look[2]-v[2]]}return r}},{key:"_unproject",value:function(e,t){var i=this._scene.camera,r=i.project.transposedMatrix,s=r.subarray(8,12),n=r.subarray(12),o=[0,0,-1,1],a=re.dotVec4(o,s)/re.dotVec4(o,n);return i.project.unproject(e,a,Yd,Zd,t),t}},{key:"destroy",value:function(){}}]),e}(),np=re.vec3(),op=re.vec3(),ap=re.vec3(),lp=re.vec4(),up=re.vec4(),cp=re.vec4(),Ap=function(){function e(t,i){var r=this;B(this,e),this._scene=t,this._configs=i,this._pivotWorldPos=re.vec3(),this._cameraOffset=re.vec3(),this._azimuth=0,this._polar=0,this._radius=0,this._pivotPosSet=!1,this._pivoting=!1,this._shown=!1,this._pivotSphereEnabled=!1,this._pivotSphere=null,this._pivotSphereSize=1,this._pivotSphereGeometry=null,this._pivotSphereMaterial=null,this._rtcCenter=re.vec3(),this._rtcPos=re.vec3(),this._pivotViewPos=re.vec4(),this._pivotProjPos=re.vec4(),this._pivotCanvasPos=re.vec2(),this._cameraDirty=!0,this._onViewMatrix=this._scene.camera.on("viewMatrix",(function(){r._cameraDirty=!0})),this._onProjMatrix=this._scene.camera.on("projMatrix",(function(){r._cameraDirty=!0})),this._onTick=this._scene.on("tick",(function(){r.updatePivotElement(),r.updatePivotSphere()}))}return C(e,[{key:"createPivotSphere",value:function(){var e=this.getPivotPos(),t=re.vec3();re.decomposeMat4(re.inverseMat4(this._scene.viewer.camera.viewMatrix,re.mat4()),t,re.vec4(),re.vec3());var i=re.distVec3(t,e),r=Math.tan(Math.PI/500)*i*this._pivotSphereSize;"ortho"==this._scene.camera.projection&&(r/=this._scene.camera.ortho.scale/2),je(e,this._rtcCenter,this._rtcPos),this._pivotSphereGeometry=new io(this._scene,xn({radius:r})),this._pivotSphere=new _n(this._scene,{geometry:this._pivotSphereGeometry,material:this._pivotSphereMaterial,pickable:!1,position:this._rtcPos,rtcCenter:this._rtcCenter})}},{key:"destroyPivotSphere",value:function(){this._pivotSphere&&(this._pivotSphere.destroy(),this._pivotSphere=null),this._pivotSphereGeometry&&(this._pivotSphereGeometry.destroy(),this._pivotSphereGeometry=null)}},{key:"updatePivotElement",value:function(){var e=this._scene.camera,t=this._scene.canvas;if(this._pivoting&&this._cameraDirty){re.transformPoint3(e.viewMatrix,this.getPivotPos(),this._pivotViewPos),this._pivotViewPos[3]=1,re.transformPoint4(e.projMatrix,this._pivotViewPos,this._pivotProjPos);var i=t.boundary,r=i[2],s=i[3];this._pivotCanvasPos[0]=Math.floor((1+this._pivotProjPos[0]/this._pivotProjPos[3])*r/2),this._pivotCanvasPos[1]=Math.floor((1-this._pivotProjPos[1]/this._pivotProjPos[3])*s/2);var n=t._lastBoundingClientRect;if(!n||t._canvasSizeChanged){var o=t.canvas;n=t._lastBoundingClientRect=o.getBoundingClientRect()}this._pivotElement&&(this._pivotElement.style.left=Math.floor(n.left+this._pivotCanvasPos[0])-this._pivotElement.clientWidth/2+window.scrollX+"px",this._pivotElement.style.top=Math.floor(n.top+this._pivotCanvasPos[1])-this._pivotElement.clientHeight/2+window.scrollY+"px"),this._cameraDirty=!1}}},{key:"updatePivotSphere",value:function(){this._pivoting&&this._pivotSphere&&(je(this.getPivotPos(),this._rtcCenter,this._rtcPos),re.compareVec3(this._rtcPos,this._pivotSphere.position)||(this.destroyPivotSphere(),this.createPivotSphere()))}},{key:"setPivotElement",value:function(e){this._pivotElement=e}},{key:"enablePivotSphere",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.destroyPivotSphere(),this._pivotSphereEnabled=!0,e.size&&(this._pivotSphereSize=e.size);var t=e.color||[1,0,0];this._pivotSphereMaterial=new $i(this._scene,{emissive:t,ambient:t,specular:[0,0,0],diffuse:[0,0,0]})}},{key:"disablePivotSphere",value:function(){this.destroyPivotSphere(),this._pivotSphereEnabled=!1}},{key:"startPivot",value:function(){if(this._cameraLookingDownwards())return this._pivoting=!1,!1;var e=this._scene.camera,t=re.lookAtMat4v(e.eye,e.look,e.worldUp);re.transformPoint3(t,this.getPivotPos(),this._cameraOffset);var i=this.getPivotPos();this._cameraOffset[2]+=re.distVec3(e.eye,i),t=re.inverseMat4(t);var r=re.transformVec3(t,this._cameraOffset),s=re.vec3();if(re.subVec3(e.eye,i,s),re.addVec3(s,r),e.zUp){var n=s[1];s[1]=s[2],s[2]=n}this._radius=re.lenVec3(s),this._polar=Math.acos(s[1]/this._radius),this._azimuth=Math.atan2(s[0],s[2]),this._pivoting=!0}},{key:"_cameraLookingDownwards",value:function(){var e=this._scene.camera,t=re.normalizeVec3(re.subVec3(e.look,e.eye,np)),i=re.cross3Vec3(t,e.worldUp,op);return re.sqLenVec3(i)<=1e-4}},{key:"getPivoting",value:function(){return this._pivoting}},{key:"setPivotPos",value:function(e){this._pivotWorldPos.set(e),this._pivotPosSet=!0}},{key:"setCanvasPivotPos",value:function(e){var t=this._scene.camera,i=Math.abs(re.distVec3(this._scene.center,t.eye)),r=t.project.transposedMatrix,s=r.subarray(8,12),n=r.subarray(12),o=[0,0,-1,1],a=re.dotVec4(o,s)/re.dotVec4(o,n),l=lp;t.project.unproject(e,a,up,cp,l);var u=re.normalizeVec3(re.subVec3(l,t.eye,np)),c=re.addVec3(t.eye,re.mulVec3Scalar(u,i,op),ap);this.setPivotPos(c)}},{key:"getPivotPos",value:function(){return this._pivotPosSet?this._pivotWorldPos:this._scene.camera.look}},{key:"continuePivot",value:function(e,t){if(this._pivoting&&(0!==e||0!==t)){var i=this._scene.camera,r=-e,s=-t;1===i.worldUp[2]&&(r=-r),this._azimuth+=.01*-r,this._polar+=.01*s,this._polar=re.clamp(this._polar,.001,Math.PI-.001);var n=[this._radius*Math.sin(this._polar)*Math.sin(this._azimuth),this._radius*Math.cos(this._polar),this._radius*Math.sin(this._polar)*Math.cos(this._azimuth)];if(1===i.worldUp[2]){var o=n[1];n[1]=n[2],n[2]=o}var a=re.lenVec3(re.subVec3(i.look,i.eye,re.vec3())),l=this.getPivotPos();re.addVec3(n,l);var u=re.lookAtMat4v(n,l,i.worldUp);u=re.inverseMat4(u);var c=re.transformVec3(u,this._cameraOffset);u[12]-=c[0],u[13]-=c[1],u[14]-=c[2];var A=[u[8],u[9],u[10]];i.eye=[u[12],u[13],u[14]],re.subVec3(i.eye,re.mulVec3Scalar(A,a),i.look),i.up=[u[4],u[5],u[6]],this.showPivot()}}},{key:"showPivot",value:function(){this._shown||(this._pivotElement&&(this.updatePivotElement(),this._pivotElement.style.visibility="visible"),this._pivotSphereEnabled&&(this.destroyPivotSphere(),this.createPivotSphere()),this._shown=!0)}},{key:"hidePivot",value:function(){this._shown&&(this._pivotElement&&(this._pivotElement.style.visibility="hidden"),this._pivotSphereEnabled&&this.destroyPivotSphere(),this._shown=!1)}},{key:"endPivot",value:function(){this._pivoting=!1}},{key:"destroy",value:function(){this.destroyPivotSphere(),this._scene.camera.off(this._onViewMatrix),this._scene.camera.off(this._onProjMatrix),this._scene.off(this._onTick)}}]),e}(),hp=function(){function e(t,i){B(this,e),this._scene=t.scene,this._cameraControl=t,this._scene.canvas.canvas.oncontextmenu=function(e){e.preventDefault()},this._configs=i,this.schedulePickEntity=!1,this.schedulePickSurface=!1,this.scheduleSnapOrPick=!1,this.pickCursorPos=re.vec2(),this.picked=!1,this.pickedSurface=!1,this.pickResult=null,this._lastPickedEntityId=null,this._lastHash=null,this._needFireEvents=0}return C(e,[{key:"update",value:function(){if(this._configs.pointerEnabled&&(this.schedulePickEntity||this.schedulePickSurface)){var e="".concat(~~this.pickCursorPos[0],"-").concat(~~this.pickCursorPos[1],"-").concat(this.scheduleSnapOrPick,"-").concat(this.schedulePickSurface,"-").concat(this.schedulePickEntity);if(this._lastHash!==e){this.picked=!1,this.pickedSurface=!1,this.snappedOrPicked=!1,this.hoveredSnappedOrSurfaceOff=!1;var t=this._cameraControl.hasSubs("hoverSurface");if(this.scheduleSnapOrPick){var i=this._scene.pick({canvasPos:this.pickCursorPos,snapRadius:this._configs.snapRadius,snapToVertex:this._configs.snapToVertex,snapToEdge:this._configs.snapToEdge});i&&(i.snappedToEdge||i.snappedToVertex)?(this.snapPickResult=i,this.snappedOrPicked=!0,this._needFireEvents++):(this.schedulePickSurface=!0,this.snapPickResult=null)}if(this.schedulePickSurface&&this.pickResult&&this.pickResult.worldPos){var r=this.pickResult.canvasPos;if(r[0]===this.pickCursorPos[0]&&r[1]===this.pickCursorPos[1])return this.picked=!0,this.pickedSurface=!0,this._needFireEvents+=t?1:0,this.schedulePickEntity=!1,this.schedulePickSurface=!1,this.scheduleSnapOrPick?this.snappedOrPicked=!0:this.hoveredSnappedOrSurfaceOff=!0,void(this.scheduleSnapOrPick=!1)}if(this.schedulePickEntity&&this.pickResult&&(this.pickResult.canvasPos||this.pickResult.snappedCanvasPos)){var s=this.pickResult.canvasPos||this.pickResult.snappedCanvasPos;if(s[0]===this.pickCursorPos[0]&&s[1]===this.pickCursorPos[1])return this.picked=!0,this.pickedSurface=!1,this.schedulePickEntity=!1,void(this.schedulePickSurface=!1)}this.schedulePickSurface||this.scheduleSnapOrPick&&!this.snapPickResult?(this.pickResult=this._scene.pick({pickSurface:!0,pickSurfaceNormal:!1,canvasPos:this.pickCursorPos}),this.pickResult?(this.picked=!0,this.scheduleSnapOrPick?this.snappedOrPicked=!0:this.pickedSurface=!0,this._needFireEvents++):this.scheduleSnapOrPick&&(this.hoveredSnappedOrSurfaceOff=!0,this._needFireEvents++)):(this.pickResult=this._scene.pick({canvasPos:this.pickCursorPos}),this.pickResult&&(this.picked=!0,this.pickedSurface=!1,this._needFireEvents++)),this.scheduleSnapOrPick=!1,this.schedulePickEntity=!1,this.schedulePickSurface=!1}}}},{key:"fireEvents",value:function(){if(0!==this._needFireEvents){if(this.hoveredSnappedOrSurfaceOff&&this._cameraControl.fire("hoverSnapOrSurfaceOff",{canvasPos:this.pickCursorPos,pointerPos:this.pickCursorPos},!0),this.snappedOrPicked)if(this.snapPickResult){var e=new Ot;e.entity=this.snapPickResult.entity,e.snappedToVertex=this.snapPickResult.snappedToVertex,e.snappedToEdge=this.snapPickResult.snappedToEdge,e.worldPos=this.snapPickResult.worldPos,e.canvasPos=this.pickCursorPos,e.snappedCanvasPos=this.snapPickResult.snappedCanvasPos,this._cameraControl.fire("hoverSnapOrSurface",e,!0),this.snapPickResult=null}else this._cameraControl.fire("hoverSnapOrSurface",this.pickResult,!0);if(this.picked&&this.pickResult&&(this.pickResult.entity||this.pickResult.worldPos)){if(this.pickResult.entity){var t=this.pickResult.entity.id;this._lastPickedEntityId!==t&&(void 0!==this._lastPickedEntityId&&this._cameraControl.fire("hoverOut",{entity:this._scene.objects[this._lastPickedEntityId]},!0),this._cameraControl.fire("hoverEnter",this.pickResult,!0),this._lastPickedEntityId=t)}this._cameraControl.fire("hover",this.pickResult,!0),this.pickResult.worldPos&&(this.pickedSurface=!0,this._cameraControl.fire("hoverSurface",this.pickResult,!0))}else void 0!==this._lastPickedEntityId&&(this._cameraControl.fire("hoverOut",{entity:this._scene.objects[this._lastPickedEntityId]},!0),this._lastPickedEntityId=void 0),this._cameraControl.fire("hoverOff",{canvasPos:this.pickCursorPos},!0);this.pickResult=null,this._needFireEvents=0}}}]),e}(),dp=re.vec2(),pp=function(){function e(t,i,r,s,n){B(this,e),this._scene=t;var o,a,l,u=i.pickController,c=0,A=0,h=0,d=0,p=!1,f=re.vec3(),v=!0,g=this._scene.canvas.canvas,m=[];function _(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];g.style.cursor="move",y(),e&&b()}function y(){c=s.pointerCanvasPos[0],A=s.pointerCanvasPos[1],h=s.pointerCanvasPos[0],d=s.pointerCanvasPos[1]}function b(){u.pickCursorPos=s.pointerCanvasPos,u.schedulePickSurface=!0,u.update(),u.picked&&u.pickedSurface&&u.pickResult&&u.pickResult.worldPos?(p=!0,f.set(u.pickResult.worldPos)):p=!1}document.addEventListener("keydown",this._documentKeyDownHandler=function(e){if(r.active&&r.pointerEnabled&&t.input.keyboardEnabled){var i=e.keyCode;m[i]=!0}}),document.addEventListener("keyup",this._documentKeyUpHandler=function(e){if(r.active&&r.pointerEnabled&&t.input.keyboardEnabled){var i=e.keyCode;m[i]=!1}}),g.addEventListener("mousedown",this._mouseDownHandler=function(e){if(r.active&&r.pointerEnabled)switch(e.which){case 1:m[t.input.KEY_SHIFT]||r.planView?(o=!0,_()):(o=!0,_(!1));break;case 2:a=!0,_();break;case 3:l=!0,r.panRightClick&&_()}}),document.addEventListener("mousemove",this._documentMouseMoveHandler=function(e){if(r.active&&r.pointerEnabled&&(o||a||l)){var i=t.canvas.boundary,u=i[2],h=i[3],d=s.pointerCanvasPos[0],v=s.pointerCanvasPos[1],g=m[t.input.KEY_SHIFT]||r.planView||!r.panRightClick&&a||r.panRightClick&&l,_=document.pointerLockElement?e.movementX:d-c,y=document.pointerLockElement?e.movementY:v-A;if(g){var b=t.camera;if("perspective"===b.projection){var x=Math.abs(p?re.lenVec3(re.subVec3(f,t.camera.eye,[])):t.camera.eyeLookDist)*Math.tan(b.perspective.fov/2*Math.PI/180);n.panDeltaX+=1.5*_*x/h,n.panDeltaY+=1.5*y*x/h}else n.panDeltaX+=.5*b.ortho.scale*(_/h),n.panDeltaY+=.5*b.ortho.scale*(y/h)}else!o||a||l||r.planView||(r.firstPerson?(n.rotateDeltaY-=_/u*r.dragRotationRate/2,n.rotateDeltaX+=y/h*(r.dragRotationRate/4)):(n.rotateDeltaY-=_/u*(1.5*r.dragRotationRate),n.rotateDeltaX+=y/h*(1.5*r.dragRotationRate)));c=d,A=v}}),g.addEventListener("mousemove",this._canvasMouseMoveHandler=function(e){r.active&&r.pointerEnabled&&s.mouseover&&(v=!0)}),document.addEventListener("mouseup",this._documentMouseUpHandler=function(e){if(r.active&&r.pointerEnabled)switch(e.which){case 1:case 2:case 3:o=!1,a=!1,l=!1}}),g.addEventListener("mouseup",this._mouseUpHandler=function(e){if(r.active&&r.pointerEnabled){if(3===e.which){!function(e,t){if(e){for(var i=e.target,r=0,s=0,n=0,o=0;i.offsetParent;)r+=i.offsetLeft,s+=i.offsetTop,n+=i.scrollLeft,o+=i.scrollTop,i=i.offsetParent;t[0]=e.pageX+n-r,t[1]=e.pageY+o-s}else e=window.event,t[0]=e.x,t[1]=e.y}(e,dp);var t=dp[0],s=dp[1];Math.abs(t-h)<3&&Math.abs(s-d)<3&&i.cameraControl.fire("rightClick",{pagePos:[Math.round(e.pageX),Math.round(e.pageY)],canvasPos:dp,event:e},!0)}g.style.removeProperty("cursor")}}),g.addEventListener("mouseenter",this._mouseEnterHandler=function(){r.active&&r.pointerEnabled});var x=1/60,w=null;g.addEventListener("wheel",this._mouseWheelHandler=function(e){if(r.active&&r.pointerEnabled&&r.zoomOnMouseWheel){var t=performance.now()/1e3,i=null!==w?t-w:0;w=t,i>.05&&(i=.05),i<x&&(i=x);var o=Math.max(-1,Math.min(1,40*-e.deltaY));if(0!==o){var a=o/Math.abs(o);n.dollyDelta+=-a*i*r.mouseWheelDollyRate,v&&(s.followPointerDirty=!0,v=!1)}}},{passive:!0})}return C(e,[{key:"reset",value:function(){}},{key:"destroy",value:function(){var e=this._scene.canvas.canvas;document.removeEventListener("keydown",this._documentKeyDownHandler),document.removeEventListener("keyup",this._documentKeyUpHandler),e.removeEventListener("mousedown",this._mouseDownHandler),document.removeEventListener("mousemove",this._documentMouseMoveHandler),e.removeEventListener("mousemove",this._canvasMouseMoveHandler),document.removeEventListener("mouseup",this._documentMouseUpHandler),e.removeEventListener("mouseup",this._mouseUpHandler),e.removeEventListener("mouseenter",this._mouseEnterHandler),e.removeEventListener("wheel",this._mouseWheelHandler)}}]),e}(),fp=re.vec3(),vp=re.vec3(),gp=re.vec3(),mp=re.vec3(),_p=re.vec3(),yp={eye:re.vec3(),look:re.vec3(),up:re.vec3()},bp=function(){function e(t,i,r,s){B(this,e),this._scene=t;var n=i.cameraControl,o=t.camera;this._onSceneKeyDown=t.input.on("keydown",(function(){if(r.active&&r.pointerEnabled&&t.input.keyboardEnabled&&(!r.keyboardEnabledOnlyIfMouseover||s.mouseover)){var e=n._isKeyDownForAction(n.AXIS_VIEW_RIGHT),a=n._isKeyDownForAction(n.AXIS_VIEW_BACK),l=n._isKeyDownForAction(n.AXIS_VIEW_LEFT),u=n._isKeyDownForAction(n.AXIS_VIEW_FRONT),c=n._isKeyDownForAction(n.AXIS_VIEW_TOP),A=n._isKeyDownForAction(n.AXIS_VIEW_BOTTOM);if(e||a||l||u||c||A){var h=t.aabb,d=re.getAABB3Diag(h);re.getAABB3Center(h,fp);var p=Math.abs(d/Math.tan(i.cameraFlight.fitFOV*re.DEGTORAD)),f=1.1*d;yp.orthoScale=f,e?(yp.eye.set(re.addVec3(fp,re.mulVec3Scalar(o.worldRight,p,vp),_p)),yp.look.set(fp),yp.up.set(o.worldUp)):a?(yp.eye.set(re.addVec3(fp,re.mulVec3Scalar(o.worldForward,p,vp),_p)),yp.look.set(fp),yp.up.set(o.worldUp)):l?(yp.eye.set(re.addVec3(fp,re.mulVec3Scalar(o.worldRight,-p,vp),_p)),yp.look.set(fp),yp.up.set(o.worldUp)):u?(yp.eye.set(re.addVec3(fp,re.mulVec3Scalar(o.worldForward,-p,vp),_p)),yp.look.set(fp),yp.up.set(o.worldUp)):c?(yp.eye.set(re.addVec3(fp,re.mulVec3Scalar(o.worldUp,p,vp),_p)),yp.look.set(fp),yp.up.set(re.normalizeVec3(re.mulVec3Scalar(o.worldForward,1,gp),mp))):A&&(yp.eye.set(re.addVec3(fp,re.mulVec3Scalar(o.worldUp,-p,vp),_p)),yp.look.set(fp),yp.up.set(re.normalizeVec3(re.mulVec3Scalar(o.worldForward,-1,gp)))),!r.firstPerson&&r.followPointer&&i.pivotController.setPivotPos(fp),i.cameraFlight.duration>0?i.cameraFlight.flyTo(yp,(function(){i.pivotController.getPivoting()&&r.followPointer&&i.pivotController.showPivot()})):(i.cameraFlight.jumpTo(yp),i.pivotController.getPivoting()&&r.followPointer&&i.pivotController.showPivot())}}}))}return C(e,[{key:"reset",value:function(){}},{key:"destroy",value:function(){this._scene.input.off(this._onSceneKeyDown)}}]),e}(),xp=function(){function e(t,i,r,s,n){var o=this;B(this,e),this._scene=t;var a=i.pickController,l=i.pivotController,u=i.cameraControl;this._clicks=0,this._timeout=null,this._lastPickedEntityId=null;var c=!1,A=!1,h=this._scene.canvas.canvas,d=function(e){var r;e&&e.worldPos&&(r=e.worldPos);var s=e&&e.entity?e.entity.aabb:t.aabb;if(r){var n=t.camera;re.subVec3(n.eye,n.look,[]),i.cameraFlight.flyTo({aabb:s})}else i.cameraFlight.flyTo({aabb:s})},p=t.tickify(this._canvasMouseMoveHandler=function(e){if(r.active&&r.pointerEnabled&&!c&&!A){if(u.hasSubs("rayMove")){var i=re.vec3(),n=re.vec3();re.canvasPosToWorldRay(t.canvas.canvas,t.camera.viewMatrix,t.camera.projMatrix,t.camera.projection,s.pointerCanvasPos,i,n),u.fire("rayMove",{canvasPos:s.pointerCanvasPos,ray:{origin:i,direction:n,canvasPos:s.pointerCanvasPos}},!0)}var l=u.hasSubs("hover"),h=u.hasSubs("hoverEnter"),d=u.hasSubs("hoverOut"),p=u.hasSubs("hoverOff"),f=u.hasSubs("hoverSurface"),v=u.hasSubs("hoverSnapOrSurface");if(l||h||d||p||f||v)if(a.pickCursorPos=s.pointerCanvasPos,a.schedulePickEntity=!0,a.schedulePickSurface=f,a.scheduleSnapOrPick=v,a.update(),a.pickResult){if(a.pickResult.entity){var g=a.pickResult.entity.id;o._lastPickedEntityId!==g&&(void 0!==o._lastPickedEntityId&&u.fire("hoverOut",{entity:t.objects[o._lastPickedEntityId]},!0),u.fire("hoverEnter",a.pickResult,!0),o._lastPickedEntityId=g)}u.fire("hover",a.pickResult,!0),(a.pickResult.worldPos||a.pickResult.snappedWorldPos)&&u.fire("hoverSurface",a.pickResult,!0)}else void 0!==o._lastPickedEntityId&&(u.fire("hoverOut",{entity:t.objects[o._lastPickedEntityId]},!0),o._lastPickedEntityId=void 0),u.fire("hoverOff",{canvasPos:a.pickCursorPos},!0)}});h.addEventListener("mousemove",p),h.addEventListener("mousedown",this._canvasMouseDownHandler=function(e){if(1===e.which&&(c=!0),3===e.which&&(A=!0),1===e.which&&r.active&&r.pointerEnabled&&(s.mouseDownClientX=e.clientX,s.mouseDownClientY=e.clientY,s.mouseDownCursorX=s.pointerCanvasPos[0],s.mouseDownCursorY=s.pointerCanvasPos[1],!r.firstPerson&&r.followPointer&&(a.pickCursorPos=s.pointerCanvasPos,a.schedulePickSurface=!0,a.update(),1===e.which))){var i=a.pickResult;i&&i.worldPos?(l.setPivotPos(i.worldPos),l.startPivot()):(r.smartPivot?l.setCanvasPivotPos(s.pointerCanvasPos):l.setPivotPos(t.camera.look),l.startPivot())}}),document.addEventListener("mouseup",this._documentMouseUpHandler=function(e){1===e.which&&(c=!1),3===e.which&&(A=!1),l.getPivoting()&&l.endPivot()}),h.addEventListener("mouseup",this._canvasMouseUpHandler=function(e){if(r.active&&r.pointerEnabled&&(1===e.which&&(l.hidePivot(),!(Math.abs(e.clientX-s.mouseDownClientX)>3||Math.abs(e.clientY-s.mouseDownClientY)>3)))){var n=u.hasSubs("picked"),c=u.hasSubs("pickedNothing"),A=u.hasSubs("pickedSurface"),h=u.hasSubs("doublePicked"),p=u.hasSubs("doublePickedSurface"),f=u.hasSubs("doublePickedNothing");if(!(r.doublePickFlyTo||h||p||f))return(n||c||A)&&(a.pickCursorPos=s.pointerCanvasPos,a.schedulePickEntity=!0,a.schedulePickSurface=A,a.update(),a.pickResult?(u.fire("picked",a.pickResult,!0),a.pickedSurface&&u.fire("pickedSurface",a.pickResult,!0)):u.fire("pickedNothing",{canvasPos:s.pointerCanvasPos},!0)),void(o._clicks=0);if(o._clicks++,1===o._clicks){a.pickCursorPos=s.pointerCanvasPos,a.schedulePickEntity=r.doublePickFlyTo,a.schedulePickSurface=A,a.update();var v=a.pickResult,g=a.pickedSurface;o._timeout=setTimeout((function(){v&&v.worldPos?(u.fire("picked",v,!0),g&&(u.fire("pickedSurface",v,!0),!r.firstPerson&&r.followPointer&&(i.pivotController.setPivotPos(v.worldPos),i.pivotController.startPivot()&&i.pivotController.showPivot()))):u.fire("pickedNothing",{canvasPos:s.pointerCanvasPos},!0),o._clicks=0}),r.doubleClickTimeFrame)}else{if(null!==o._timeout&&(window.clearTimeout(o._timeout),o._timeout=null),a.pickCursorPos=s.pointerCanvasPos,a.schedulePickEntity=r.doublePickFlyTo||h||p,a.schedulePickSurface=a.schedulePickEntity&&p,a.update(),a.pickResult){if(u.fire("doublePicked",a.pickResult,!0),a.pickedSurface&&u.fire("doublePickedSurface",a.pickResult,!0),r.doublePickFlyTo&&(d(a.pickResult),!r.firstPerson&&r.followPointer)){var m=a.pickResult.entity.aabb,_=re.getAABB3Center(m);i.pivotController.setPivotPos(_),i.pivotController.startPivot()&&i.pivotController.showPivot()}}else if(u.fire("doublePickedNothing",{canvasPos:s.pointerCanvasPos},!0),r.doublePickFlyTo&&(d(),!r.firstPerson&&r.followPointer)){var y=t.aabb,b=re.getAABB3Center(y);i.pivotController.setPivotPos(b),i.pivotController.startPivot()&&i.pivotController.showPivot()}o._clicks=0}}},!1)}return C(e,[{key:"reset",value:function(){this._clicks=0,this._lastPickedEntityId=null,this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null)}},{key:"destroy",value:function(){var e=this._scene.canvas.canvas;e.removeEventListener("mousemove",this._canvasMouseMoveHandler),e.removeEventListener("mousedown",this._canvasMouseDownHandler),document.removeEventListener("mouseup",this._documentMouseUpHandler),e.removeEventListener("mouseup",this._canvasMouseUpHandler),this._timeout&&(window.clearTimeout(this._timeout),this._timeout=null)}}]),e}(),wp=function(){function e(t,i,r,s,n){B(this,e),this._scene=t;var o=t.input,a=[],l=t.canvas.canvas,u=!0;this._onSceneMouseMove=o.on("mousemove",(function(){u=!0})),this._onSceneKeyDown=o.on("keydown",(function(e){r.active&&r.pointerEnabled&&t.input.keyboardEnabled&&(r.keyboardEnabledOnlyIfMouseover&&!s.mouseover||(a[e]=!0,e===o.KEY_SHIFT&&(l.style.cursor="move")))})),this._onSceneKeyUp=o.on("keyup",(function(e){r.active&&r.pointerEnabled&&t.input.keyboardEnabled&&(a[e]=!1,e===o.KEY_SHIFT&&(l.style.cursor=null),i.pivotController.getPivoting()&&i.pivotController.endPivot())})),this._onTick=t.on("tick",(function(e){if(r.active&&r.pointerEnabled&&t.input.keyboardEnabled&&(!r.keyboardEnabledOnlyIfMouseover||s.mouseover)){var l=i.cameraControl,c=e.deltaTime/1e3;if(!r.planView){var A=l._isKeyDownForAction(l.ROTATE_Y_POS,a),h=l._isKeyDownForAction(l.ROTATE_Y_NEG,a),d=l._isKeyDownForAction(l.ROTATE_X_POS,a),p=l._isKeyDownForAction(l.ROTATE_X_NEG,a),f=c*r.keyboardRotationRate;(A||h||d||p)&&(!r.firstPerson&&r.followPointer&&i.pivotController.startPivot(),A?n.rotateDeltaY+=f:h&&(n.rotateDeltaY-=f),d?n.rotateDeltaX+=f:p&&(n.rotateDeltaX-=f),!r.firstPerson&&r.followPointer&&i.pivotController.startPivot())}if(!a[o.KEY_CTRL]&&!a[o.KEY_ALT]){var v=l._isKeyDownForAction(l.DOLLY_BACKWARDS,a),g=l._isKeyDownForAction(l.DOLLY_FORWARDS,a);if(v||g){var m=c*r.keyboardDollyRate;!r.firstPerson&&r.followPointer&&i.pivotController.startPivot(),g?n.dollyDelta-=m:v&&(n.dollyDelta+=m),u&&(s.followPointerDirty=!0,u=!1)}}var _=l._isKeyDownForAction(l.PAN_FORWARDS,a),y=l._isKeyDownForAction(l.PAN_BACKWARDS,a),b=l._isKeyDownForAction(l.PAN_LEFT,a),x=l._isKeyDownForAction(l.PAN_RIGHT,a),w=l._isKeyDownForAction(l.PAN_UP,a),B=l._isKeyDownForAction(l.PAN_DOWN,a),P=(a[o.KEY_ALT]?.3:1)*c*r.keyboardPanRate;(_||y||b||x||w||B)&&(!r.firstPerson&&r.followPointer&&i.pivotController.startPivot(),B?n.panDeltaY+=P:w&&(n.panDeltaY+=-P),x?n.panDeltaX+=-P:b&&(n.panDeltaX+=P),y?n.panDeltaZ+=P:_&&(n.panDeltaZ+=-P))}}))}return C(e,[{key:"reset",value:function(){}},{key:"destroy",value:function(){this._scene.off(this._onTick),this._scene.input.off(this._onSceneMouseMove),this._scene.input.off(this._onSceneKeyDown),this._scene.input.off(this._onSceneKeyUp)}}]),e}(),Bp=re.vec3(),Pp=function(){function e(t,i,r,s,n){B(this,e),this._scene=t;var o=t.camera,a=i.pickController,l=i.pivotController,u=i.panController,c=1,A=1,h=null;this._onTick=t.on("tick",(function(){if(r.active&&r.pointerEnabled){var e="default";if(Math.abs(n.dollyDelta)<.001&&(n.dollyDelta=0),Math.abs(n.rotateDeltaX)<.001&&(n.rotateDeltaX=0),Math.abs(n.rotateDeltaY)<.001&&(n.rotateDeltaY=0),0===n.rotateDeltaX&&0===n.rotateDeltaY||(n.dollyDelta=0),r.followPointer){if(--c<=0&&(c=1,0!==n.dollyDelta)){if(0===n.rotateDeltaY&&0===n.rotateDeltaX&&r.followPointer&&s.followPointerDirty&&(a.pickCursorPos=s.pointerCanvasPos,a.schedulePickSurface=!0,a.update(),a.pickResult&&a.pickResult.worldPos?h=a.pickResult.worldPos:(A=1,h=null),s.followPointerDirty=!1),h){var i=Math.abs(re.lenVec3(re.subVec3(h,t.camera.eye,Bp)));A=i/r.dollyProximityThreshold}A<r.dollyMinSpeed&&(A=r.dollyMinSpeed)}}else A=1,h=null;var d=n.dollyDelta*A;if(0===n.rotateDeltaY&&0===n.rotateDeltaX||(!r.firstPerson&&r.followPointer&&l.getPivoting()?(l.continuePivot(n.rotateDeltaY,n.rotateDeltaX),l.showPivot()):(0!==n.rotateDeltaX&&(r.firstPerson?o.pitch(-n.rotateDeltaX):o.orbitPitch(n.rotateDeltaX)),0!==n.rotateDeltaY&&(r.firstPerson?o.yaw(n.rotateDeltaY):o.orbitYaw(n.rotateDeltaY))),n.rotateDeltaX*=r.rotationInertia,n.rotateDeltaY*=r.rotationInertia,e="grabbing"),Math.abs(n.panDeltaX)<.001&&(n.panDeltaX=0),Math.abs(n.panDeltaY)<.001&&(n.panDeltaY=0),Math.abs(n.panDeltaZ)<.001&&(n.panDeltaZ=0),0!==n.panDeltaX||0!==n.panDeltaY||0!==n.panDeltaZ){var p,f,v=re.vec3();if(v[0]=n.panDeltaX,v[1]=n.panDeltaY,v[2]=n.panDeltaZ,r.constrainVertical){o.xUp?(p=o.eye[0],f=o.look[0]):o.yUp?(p=o.eye[1],f=o.look[1]):o.zUp&&(p=o.eye[2],f=o.look[2]),o.pan(v);var g=o.eye,m=o.look;o.xUp?(g[0]=p,m[0]=f):o.yUp?(g[1]=p,m[1]=f):o.zUp&&(g[2]=p,m[2]=f),o.eye=g,o.look=m}else o.pan(v);e="grabbing"}if(n.panDeltaX*=r.panInertia,n.panDeltaY*=r.panInertia,n.panDeltaZ*=r.panInertia,0!==d){if(e=d<0?"zoom-in":"zoom-out",r.firstPerson){var _,y;if(r.constrainVertical&&(o.xUp?(_=o.eye[0],y=o.look[0]):o.yUp?(_=o.eye[1],y=o.look[1]):o.zUp&&(_=o.eye[2],y=o.look[2])),r.followPointer)u.dollyToCanvasPos(h,s.pointerCanvasPos,-d)&&(s.followPointerDirty=!0);else o.pan([0,0,d]),o.ortho.scale=o.ortho.scale-d;if(r.constrainVertical){var b=o.eye,x=o.look;o.xUp?(b[0]=_,x[0]=y):o.yUp?(b[1]=_,x[1]=y):o.zUp&&(b[2]=_,x[2]=y),o.eye=b,o.look=x}}else if(r.planView){if(r.followPointer)u.dollyToCanvasPos(h,s.pointerCanvasPos,-d)&&(s.followPointerDirty=!0);else o.ortho.scale=o.ortho.scale+d,o.zoom(d)}else{if(r.followPointer)u.dollyToCanvasPos(h,s.pointerCanvasPos,-d)&&(s.followPointerDirty=!0);else o.ortho.scale=o.ortho.scale+d,o.zoom(d)}n.dollyDelta*=r.dollyInertia}a.fireEvents(),document.body.style.cursor=e}}))}return C(e,[{key:"destroy",value:function(){this._scene.off(this._onTick)}}]),e}(),Cp=function(){function e(t,i,r,s,n){B(this,e),this._scene=t;var o=this._scene.canvas.canvas;o.addEventListener("mouseenter",this._mouseEnterHandler=function(){s.mouseover=!0}),o.addEventListener("mouseleave",this._mouseLeaveHandler=function(){s.mouseover=!1,o.style.cursor=null}),document.addEventListener("mousemove",this._mouseMoveHandler=function(e){Mp(e,o,s.pointerCanvasPos)}),o.addEventListener("mousedown",this._mouseDownHandler=function(e){r.active&&r.pointerEnabled&&(Mp(e,o,s.pointerCanvasPos),s.mouseover=!0)}),o.addEventListener("mouseup",this._mouseUpHandler=function(e){r.active&&r.pointerEnabled})}return C(e,[{key:"reset",value:function(){}},{key:"destroy",value:function(){var e=this._scene.canvas.canvas;document.removeEventListener("mousemove",this._mouseMoveHandler),e.removeEventListener("mouseenter",this._mouseEnterHandler),e.removeEventListener("mouseleave",this._mouseLeaveHandler),e.removeEventListener("mousedown",this._mouseDownHandler),e.removeEventListener("mouseup",this._mouseUpHandler)}}]),e}();function Mp(e,t,i){if(e){var r=t.getBoundingClientRect(),s=r.left,n=r.top;i[0]=e.clientX-s,i[1]=e.clientY-n}else e=window.event,i[0]=e.x,i[1]=e.y;return i}var Ep=function(e,t){if(e){for(var i=e.target,r=0,s=0;i.offsetParent;)r+=i.offsetLeft,s+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-r,t[1]=e.pageY-s}else e=window.event,t[0]=e.x,t[1]=e.y;return t},Fp=function(){function e(t,i,r,s,n){B(this,e),this._scene=t;var o=i.pickController,a=i.pivotController,l=re.vec2(),u=re.vec2(),c=re.vec2(),A=re.vec2(),h=[],d=this._scene.canvas.canvas,p=0,f=!1;this._onTick=t.on("tick",(function(){f=!1})),d.addEventListener("touchstart",this._canvasTouchStartHandler=function(e){if(r.active&&r.pointerEnabled){e.preventDefault();var i=e.touches,n=e.changedTouches;for(s.touchStartTime=Date.now(),1===i.length&&1===n.length&&(Ep(i[0],l),r.followPointer&&(o.pickCursorPos=l,o.schedulePickSurface=!0,o.update(),r.planView||(o.picked&&o.pickedSurface&&o.pickResult&&o.pickResult.worldPos?(a.setPivotPos(o.pickResult.worldPos),!r.firstPerson&&a.startPivot()&&a.showPivot()):(r.smartPivot?a.setCanvasPivotPos(s.pointerCanvasPos):a.setPivotPos(t.camera.look),!r.firstPerson&&a.startPivot()&&a.showPivot()))));h.length<i.length;)h.push(re.vec2());for(var u=0,c=i.length;u<c;++u)Ep(i[u],h[u]);p=i.length}}),d.addEventListener("touchend",this._canvasTouchEndHandler=function(){a.getPivoting()&&a.endPivot()}),d.addEventListener("touchmove",this._canvasTouchMoveHandler=function(e){if(r.active&&r.pointerEnabled&&(e.stopPropagation(),e.preventDefault(),!f)){f=!0;var i=t.canvas.boundary,a=i[2],l=i[3],d=e.touches;if(e.touches.length===p){if(1===p){Ep(d[0],u),re.subVec2(u,h[0],A);var v=A[0],g=A[1];if(null!==s.longTouchTimeout&&(Math.abs(v)>r.longTapRadius||Math.abs(g)>r.longTapRadius)&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null),r.planView){var m=t.camera;if("perspective"===m.projection){var _=Math.abs(t.camera.eyeLookDist)*Math.tan(m.perspective.fov/2*Math.PI/180);n.panDeltaX+=v*_/l*r.touchPanRate,n.panDeltaY+=g*_/l*r.touchPanRate}else n.panDeltaX+=.5*m.ortho.scale*(v/l)*r.touchPanRate,n.panDeltaY+=.5*m.ortho.scale*(g/l)*r.touchPanRate}else n.rotateDeltaY-=v/a*(1*r.dragRotationRate),n.rotateDeltaX+=g/l*(1.5*r.dragRotationRate)}else if(2===p){var y=d[0],b=d[1];Ep(y,u),Ep(b,c);var x=re.geometricMeanVec2(h[0],h[1]),w=re.geometricMeanVec2(u,c),B=re.vec2();re.subVec2(x,w,B);var P=B[0],C=B[1],M=t.camera,E=re.distVec2([y.pageX,y.pageY],[b.pageX,b.pageY]),F=(re.distVec2(h[0],h[1])-E)*r.touchDollyRate;if(n.dollyDelta=F,Math.abs(F)<1)if("perspective"===M.projection){var k=o.pickResult?o.pickResult.worldPos:t.center,I=Math.abs(re.lenVec3(re.subVec3(k,t.camera.eye,[])))*Math.tan(M.perspective.fov/2*Math.PI/180);n.panDeltaX-=P*I/l*r.touchPanRate,n.panDeltaY-=C*I/l*r.touchPanRate}else n.panDeltaX-=.5*M.ortho.scale*(P/l)*r.touchPanRate,n.panDeltaY-=.5*M.ortho.scale*(C/l)*r.touchPanRate;s.pointerCanvasPos=w}for(var D=0;D<p;++D)Ep(d[D],h[D])}}})}return C(e,[{key:"reset",value:function(){}},{key:"destroy",value:function(){var e=this._scene.canvas.canvas;e.removeEventListener("touchstart",this._canvasTouchStartHandler),e.removeEventListener("touchend",this._canvasTouchEndHandler),e.removeEventListener("touchmove",this._canvasTouchMoveHandler),this._scene.off(this._onTick)}}]),e}(),kp=function(e,t){if(e){for(var i=e.target,r=0,s=0;i.offsetParent;)r+=i.offsetLeft,s+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-r,t[1]=e.pageY-s}else e=window.event,t[0]=e.x,t[1]=e.y;return t},Ip=function(){function e(t,i,r,s,n){B(this,e),this._scene=t;var o,a=i.pickController,l=i.cameraControl,u=[],c=new Float32Array(2),A=-1,h=-1,d=this._scene.canvas.canvas,p=function(e){var r;e&&e.worldPos&&(r=e.worldPos);var s=e?e.entity.aabb:t.aabb;if(r){var n=t.camera;re.subVec3(n.eye,n.look,[]),i.cameraFlight.flyTo({aabb:s})}else i.cameraFlight.flyTo({aabb:s})};d.addEventListener("touchstart",this._canvasTouchStartHandler=function(e){if(r.active&&r.pointerEnabled){null!==s.longTouchTimeout&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null);var t=e.touches,n=e.changedTouches;if(o=Date.now(),1===t.length&&1===n.length){A=o,kp(t[0],c);var a=c[0],l=c[1],h=t[0].pageX,d=t[0].pageY;s.longTouchTimeout=setTimeout((function(){i.cameraControl.fire("rightClick",{pagePos:[Math.round(h),Math.round(d)],canvasPos:[Math.round(a),Math.round(l)],event:e},!0),s.longTouchTimeout=null}),r.longTapTimeout)}else A=-1;for(;u.length<t.length;)u.push(new Float32Array(2));for(var p=0,f=t.length;p<f;++p)kp(t[p],u[p]);u.length=t.length}},{passive:!0}),d.addEventListener("touchend",this._canvasTouchEndHandler=function(e){if(r.active&&r.pointerEnabled){var t=Date.now(),i=e.touches,n=e.changedTouches,o=l.hasSubs("pickedSurface");null!==s.longTouchTimeout&&(clearTimeout(s.longTouchTimeout),s.longTouchTimeout=null),0===i.length&&1===n.length&&A>-1&&t-A<150&&(h>-1&&A-h<325?(kp(n[0],a.pickCursorPos),a.schedulePickEntity=!0,a.schedulePickSurface=o,a.update(),a.pickResult?(a.pickResult.touchInput=!0,l.fire("doublePicked",a.pickResult),a.pickedSurface&&l.fire("doublePickedSurface",a.pickResult),r.doublePickFlyTo&&p(a.pickResult)):(l.fire("doublePickedNothing"),r.doublePickFlyTo&&p()),h=-1):re.distVec2(u[0],c)<4&&(kp(n[0],a.pickCursorPos),a.schedulePickEntity=!0,a.schedulePickSurface=o,a.update(),a.pickResult?(a.pickResult.touchInput=!0,l.fire("picked",a.pickResult),a.pickedSurface&&l.fire("pickedSurface",a.pickResult)):l.fire("pickedNothing"),h=t),A=-1),u.length=i.length;for(var d=0,f=i.length;d<f;++d)u[d][0]=i[d].pageX,u[d][1]=i[d].pageY}},{passive:!0})}return C(e,[{key:"reset",value:function(){}},{key:"destroy",value:function(){var e=this._scene.canvas.canvas;e.removeEventListener("touchstart",this._canvasTouchStartHandler),e.removeEventListener("touchend",this._canvasTouchEndHandler)}}]),e}(),Dp=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(r=t.call(this,e,s)).PAN_LEFT=0,r.PAN_RIGHT=1,r.PAN_UP=2,r.PAN_DOWN=3,r.PAN_FORWARDS=4,r.PAN_BACKWARDS=5,r.ROTATE_X_POS=6,r.ROTATE_X_NEG=7,r.ROTATE_Y_POS=8,r.ROTATE_Y_NEG=9,r.DOLLY_FORWARDS=10,r.DOLLY_BACKWARDS=11,r.AXIS_VIEW_RIGHT=12,r.AXIS_VIEW_BACK=13,r.AXIS_VIEW_LEFT=14,r.AXIS_VIEW_FRONT=15,r.AXIS_VIEW_TOP=16,r.AXIS_VIEW_BOTTOM=17,r._keyMap={},r.scene.canvas.canvas.oncontextmenu=function(e){e.preventDefault()},r._configs={longTapTimeout:600,longTapRadius:5,active:!0,keyboardLayout:"qwerty",navMode:"orbit",planView:!1,firstPerson:!1,followPointer:!0,doublePickFlyTo:!0,panRightClick:!0,showPivot:!1,pointerEnabled:!0,constrainVertical:!1,smartPivot:!1,doubleClickTimeFrame:250,zoomOnMouseWheel:!0,snapToVertex:true,snapToEdge:true,snapRadius:30,keyboardEnabledOnlyIfMouseover:!0,dragRotationRate:360,keyboardRotationRate:90,rotationInertia:0,keyboardPanRate:1,touchPanRate:1,panInertia:.5,keyboardDollyRate:10,mouseWheelDollyRate:100,touchDollyRate:.2,dollyInertia:0,dollyProximityThreshold:30,dollyMinSpeed:.04},r._states={pointerCanvasPos:re.vec2(),mouseover:!1,followPointerDirty:!0,mouseDownClientX:0,mouseDownClientY:0,mouseDownCursorX:0,mouseDownCursorY:0,touchStartTime:null,activeTouches:[],tapStartPos:re.vec2(),tapStartTime:-1,lastTapTime:-1,longTouchTimeout:null},r._updates={rotateDeltaX:0,rotateDeltaY:0,panDeltaX:0,panDeltaY:0,panDeltaZ:0,dollyDelta:0};var n=r.scene;return r._controllers={cameraControl:b(r),pickController:new hp(b(r),r._configs),pivotController:new Ap(n,r._configs),panController:new sp(n),cameraFlight:new Pd(b(r),{duration:.5})},r._handlers=[new Cp(r.scene,r._controllers,r._configs,r._states,r._updates),new Fp(r.scene,r._controllers,r._configs,r._states,r._updates),new pp(r.scene,r._controllers,r._configs,r._states,r._updates),new bp(r.scene,r._controllers,r._configs,r._states,r._updates),new xp(r.scene,r._controllers,r._configs,r._states,r._updates),new Ip(r.scene,r._controllers,r._configs,r._states,r._updates),new wp(r.scene,r._controllers,r._configs,r._states,r._updates)],r._cameraUpdater=new Pp(r.scene,r._controllers,r._configs,r._states,r._updates),r.navMode=s.navMode,s.planView&&(r.planView=s.planView),r.constrainVertical=s.constrainVertical,s.keyboardLayout?r.keyboardLayout=s.keyboardLayout:r.keyMap=s.keyMap,r.doublePickFlyTo=s.doublePickFlyTo,r.panRightClick=s.panRightClick,r.active=s.active,r.followPointer=s.followPointer,r.rotationInertia=s.rotationInertia,r.keyboardPanRate=s.keyboardPanRate,r.touchPanRate=s.touchPanRate,r.keyboardRotationRate=s.keyboardRotationRate,r.dragRotationRate=s.dragRotationRate,r.touchDollyRate=s.touchDollyRate,r.dollyInertia=s.dollyInertia,r.dollyProximityThreshold=s.dollyProximityThreshold,r.dollyMinSpeed=s.dollyMinSpeed,r.panInertia=s.panInertia,r.pointerEnabled=!0,r.keyboardDollyRate=s.keyboardDollyRate,r.mouseWheelDollyRate=s.mouseWheelDollyRate,r}return C(i,[{key:"keyMap",get:function(){return this._keyMap},set:function(e){if(e=e||"qwerty",he.isString(e)){var t=this.scene.input,i={};switch(e){default:this.error("Unsupported value for 'keyMap': "+e+" defaulting to 'qwerty'");case"qwerty":i[this.PAN_LEFT]=[t.KEY_A],i[this.PAN_RIGHT]=[t.KEY_D],i[this.PAN_UP]=[t.KEY_Z],i[this.PAN_DOWN]=[t.KEY_X],i[this.PAN_BACKWARDS]=[],i[this.PAN_FORWARDS]=[],i[this.DOLLY_FORWARDS]=[t.KEY_W,t.KEY_ADD],i[this.DOLLY_BACKWARDS]=[t.KEY_S,t.KEY_SUBTRACT],i[this.ROTATE_X_POS]=[t.KEY_DOWN_ARROW],i[this.ROTATE_X_NEG]=[t.KEY_UP_ARROW],i[this.ROTATE_Y_POS]=[t.KEY_Q,t.KEY_LEFT_ARROW],i[this.ROTATE_Y_NEG]=[t.KEY_E,t.KEY_RIGHT_ARROW],i[this.AXIS_VIEW_RIGHT]=[t.KEY_NUM_1],i[this.AXIS_VIEW_BACK]=[t.KEY_NUM_2],i[this.AXIS_VIEW_LEFT]=[t.KEY_NUM_3],i[this.AXIS_VIEW_FRONT]=[t.KEY_NUM_4],i[this.AXIS_VIEW_TOP]=[t.KEY_NUM_5],i[this.AXIS_VIEW_BOTTOM]=[t.KEY_NUM_6];break;case"azerty":i[this.PAN_LEFT]=[t.KEY_Q],i[this.PAN_RIGHT]=[t.KEY_D],i[this.PAN_UP]=[t.KEY_W],i[this.PAN_DOWN]=[t.KEY_X],i[this.PAN_BACKWARDS]=[],i[this.PAN_FORWARDS]=[],i[this.DOLLY_FORWARDS]=[t.KEY_Z,t.KEY_ADD],i[this.DOLLY_BACKWARDS]=[t.KEY_S,t.KEY_SUBTRACT],i[this.ROTATE_X_POS]=[t.KEY_DOWN_ARROW],i[this.ROTATE_X_NEG]=[t.KEY_UP_ARROW],i[this.ROTATE_Y_POS]=[t.KEY_A,t.KEY_LEFT_ARROW],i[this.ROTATE_Y_NEG]=[t.KEY_E,t.KEY_RIGHT_ARROW],i[this.AXIS_VIEW_RIGHT]=[t.KEY_NUM_1],i[this.AXIS_VIEW_BACK]=[t.KEY_NUM_2],i[this.AXIS_VIEW_LEFT]=[t.KEY_NUM_3],i[this.AXIS_VIEW_FRONT]=[t.KEY_NUM_4],i[this.AXIS_VIEW_TOP]=[t.KEY_NUM_5],i[this.AXIS_VIEW_BOTTOM]=[t.KEY_NUM_6]}this._keyMap=i}else{var r=e;this._keyMap=r}}},{key:"_isKeyDownForAction",value:function(e,t){var i=this._keyMap[e];if(!i)return!1;t||(t=this.scene.input.keyDown);for(var r=0,s=i.length;r<s;r++){if(t[i[r]])return!0}return!1}},{key:"pivotElement",set:function(e){this._controllers.pivotController.setPivotElement(e)}},{key:"active",get:function(){return this._configs.active},set:function(e){e=!1!==e,this._configs.active=e,this._handlers[1]._active=e,this._handlers[5]._active=e}},{key:"snapToVertex",get:function(){return this._configs.snapToVertex},set:function(e){this._configs.snapToVertex=!!e}},{key:"snapToEdge",get:function(){return this._configs.snapToEdge},set:function(e){this._configs.snapToEdge=!!e}},{key:"snapRadius",get:function(){return this._configs.snapRadius},set:function(e){e=e||30,this._configs.snapRadius=e}},{key:"keyboardEnabledOnlyIfMouseover",get:function(){return this._configs.keyboardEnabledOnlyIfMouseover},set:function(e){this._configs.keyboardEnabledOnlyIfMouseover=!!e}},{key:"navMode",get:function(){return this._configs.navMode},set:function(e){"firstPerson"!==(e=e||"orbit")&&"orbit"!==e&&"planView"!==e&&(this.error("Unsupported value for navMode: "+e+" - supported values are 'orbit', 'firstPerson' and 'planView' - defaulting to 'orbit'"),e="orbit"),this._configs.firstPerson="firstPerson"===e,this._configs.planView="planView"===e,(this._configs.firstPerson||this._configs.planView)&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot()),this._configs.navMode=e}},{key:"pointerEnabled",get:function(){return this._configs.pointerEnabled},set:function(e){this._reset(),this._configs.pointerEnabled=!!e}},{key:"_reset",value:function(){for(var e=0,t=this._handlers.length;e<t;e++){var i=this._handlers[e];i.reset&&i.reset()}this._updates.panDeltaX=0,this._updates.panDeltaY=0,this._updates.rotateDeltaX=0,this._updates.rotateDeltaY=0,this._updates.dolyDelta=0}},{key:"followPointer",get:function(){return this._configs.followPointer},set:function(e){this._configs.followPointer=!1!==e}},{key:"pivotPos",get:function(){return this._controllers.pivotController.getPivotPos()},set:function(e){this._controllers.pivotController.setPivotPos(e)}},{key:"dollyToPointer",get:function(){return this.warn("dollyToPointer property is deprecated - replaced with followPointer"),this.followPointer},set:function(e){this.warn("dollyToPointer property is deprecated - replaced with followPointer"),this.followPointer=e}},{key:"panToPointer",get:function(){return this.warn("panToPointer property is deprecated - replaced with followPointer"),!1},set:function(e){this.warn("panToPointer property is deprecated - replaced with followPointer")}},{key:"planView",get:function(){return this.warn("planView property is deprecated - replaced with navMode"),this._configs.planView},set:function(e){this._configs.planView=!!e,this._configs.firstPerson=!1,this._configs.planView&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot()),this.warn("planView property is deprecated - replaced with navMode")}},{key:"firstPerson",get:function(){return this.warn("firstPerson property is deprecated - replaced with navMode"),this._configs.firstPerson},set:function(e){this.warn("firstPerson property is deprecated - replaced with navMode"),this._configs.firstPerson=!!e,this._configs.planView=!1,this._configs.firstPerson&&(this._controllers.pivotController.hidePivot(),this._controllers.pivotController.endPivot())}},{key:"constrainVertical",get:function(){return this._configs.constrainVertical},set:function(e){this._configs.constrainVertical=!!e}},{key:"doublePickFlyTo",get:function(){return this._configs.doublePickFlyTo},set:function(e){this._configs.doublePickFlyTo=!1!==e}},{key:"panRightClick",get:function(){return this._configs.panRightClick},set:function(e){this._configs.panRightClick=!1!==e}},{key:"rotationInertia",get:function(){return this._configs.rotationInertia},set:function(e){this._configs.rotationInertia=null!=e?e:0}},{key:"keyboardPanRate",get:function(){return this._configs.keyboardPanRate},set:function(e){this._configs.keyboardPanRate=null!=e?e:5}},{key:"touchPanRate",get:function(){return this._configs.touchPanRate},set:function(e){this._configs.touchPanRate=null!=e?e:1}},{key:"keyboardRotationRate",get:function(){return this._configs.keyboardRotationRate},set:function(e){this._configs.keyboardRotationRate=null!=e?e:90}},{key:"dragRotationRate",get:function(){return this._configs.dragRotationRate},set:function(e){this._configs.dragRotationRate=null!=e?e:360}},{key:"keyboardDollyRate",get:function(){return this._configs.keyboardDollyRate},set:function(e){this._configs.keyboardDollyRate=null!=e?e:15}},{key:"touchDollyRate",get:function(){return this._configs.touchDollyRate},set:function(e){this._configs.touchDollyRate=null!=e?e:.2}},{key:"mouseWheelDollyRate",get:function(){return this._configs.mouseWheelDollyRate},set:function(e){this._configs.mouseWheelDollyRate=null!=e?e:100}},{key:"dollyInertia",get:function(){return this._configs.dollyInertia},set:function(e){this._configs.dollyInertia=null!=e?e:0}},{key:"dollyProximityThreshold",get:function(){return this._configs.dollyProximityThreshold},set:function(e){this._configs.dollyProximityThreshold=null!=e?e:35}},{key:"dollyMinSpeed",get:function(){return this._configs.dollyMinSpeed},set:function(e){this._configs.dollyMinSpeed=null!=e?e:.04}},{key:"panInertia",get:function(){return this._configs.panInertia},set:function(e){this._configs.panInertia=null!=e?e:.5}},{key:"keyboardLayout",get:function(){return this._configs.keyboardLayout},set:function(e){"qwerty"!==(e=e||"qwerty")&&"azerty"!==e&&(this.error("Unsupported value for keyboardLayout - defaulting to 'qwerty'"),e="qwerty"),this._configs.keyboardLayout=e,this.keyMap=this._configs.keyboardLayout}},{key:"enablePivotSphere",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this._controllers.pivotController.enablePivotSphere(e)}},{key:"disablePivotSphere",value:function(){this._controllers.pivotController.disablePivotSphere()}},{key:"smartPivot",get:function(){return this._configs.smartPivot},set:function(e){this._configs.smartPivot=!1!==e}},{key:"doubleClickTimeFrame",get:function(){return this._configs.doubleClickTimeFrame},set:function(e){this._configs.doubleClickTimeFrame=null!=e?e:250}},{key:"zoomOnMouseWheel",get:function(){return this._configs.zoomOnMouseWheel},set:function(e){this._configs.zoomOnMouseWheel=!!e}},{key:"destroy",value:function(){this._destroyHandlers(),this._destroyControllers(),this._cameraUpdater.destroy(),f(x(i.prototype),"destroy",this).call(this)}},{key:"_destroyHandlers",value:function(){for(var e=0,t=this._handlers.length;e<t;e++){var i=this._handlers[e];i.destroy&&i.destroy()}}},{key:"_destroyControllers",value:function(){for(var e=0,t=this._controllers.length;e<t;e++){var i=this._controllers[e];i.destroy&&i.destroy()}}}]),i}(),Sp=C((function e(t,i,r,s,n){B(this,e),this.name=t,this.type=r,this.value=i,this.valueType=s,this.description=n})),Tp=C((function e(t){if(B(this,e),this.id=t.id,this.originalSystemId=t.originalSystemId,this.metaModels=[],this.name=t.name,this.type=t.type,this.properties=[],t.properties)for(var i=t.properties,r=0,s=i.length;r<s;r++){var n=i[r];Number.isInteger(n)?this.properties.push(n):this.properties.push(new Sp(n.name,n.value,n.type,n.valueType,n.description))}})),Lp=function(){function e(t){B(this,e),this.metaModels=[],this.id=t.id,this.parentId=t.parentId,this.parent=null,this.originalSystemId=t.originalSystemId,this.name=t.name,this.type=t.type,this.propertySetIds=t.propertySetIds,this.propertySets=[],this.attributes=t.attributes||{},void 0!==t.external&&null!==t.external&&(this.external=t.external)}return C(e,[{key:"metaModel",get:function(){return 1==this.metaModels.length?this.metaModels[0]:null}},{key:"getObjectIDsInSubtree",value:function(){var e=[];return function t(i){if(i){e.push(i.id);var r=i.children;if(r)for(var s=0,n=r.length;s<n;s++)t(r[s])}}(this),e}},{key:"withMetaObjectsInSubtree",value:function(e){!function t(i){if(i){e(i);var r=i.children;if(r)for(var s=0,n=r.length;s<n;s++)t(r[s])}}(this)}},{key:"getObjectIDsInSubtreeByType",value:function(e){for(var t={},i=0,r=e.length;i<r;i++)t[e[i]]=e[i];var s=[];return function e(i){if(i){t[i.type]&&s.push(i.id);var r=i.children;if(r)for(var n=0,o=r.length;n<o;n++)e(r[n])}}(this),s}},{key:"getJSON",value:function(){var e={id:this.id,type:this.type,name:this.name};return this.parent&&(e.parent=this.parent.id),e}}]),e}(),Rp=function(){function e(t){B(this,e),this.id=t.id,this.projectId=t.projectId,this.revisionId=t.revisionId,this.author=t.author,this.createdAt=t.createdAt,this.creatingApplication=t.creatingApplication,this.schema=t.schema,this.metaScene=t.metaScene,this.propertySets=[],this.rootMetaObjects=[],this.metaObjects={},this.graph=t.graph||{},this.metaScene.metaModels[this.id]=this,this._propertyLookup=[],this.finalized=!1}return C(e,[{key:"rootMetaObject",get:function(){return 1===this.rootMetaObjects.length?this.rootMetaObjects[0]:null}},{key:"loadData",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(this.finalized)throw"MetaScene already finalized - can't add more data";this._globalizeIDs(e,t);var i=this.metaScene,r=e.properties;if(r)for(var s=0,n=r.length;s<n;s++)this._propertyLookup.push(r[s]);if(e.propertySets)for(var o=0,a=e.propertySets.length;o<a;o++){var l=e.propertySets[o];l.properties||(l.properties=[]);var u=i.propertySets[l.id];u||(u=new Tp({id:l.id,originalSystemId:l.originalSystemId||l.id,type:l.type,name:l.name,properties:l.properties}),i.propertySets[u.id]=u),u.metaModels.push(this),this.propertySets.push(u)}if(e.metaObjects)for(var c=0,A=e.metaObjects.length;c<A;c++){var h=e.metaObjects[c],d=h.id,p=i.metaObjects[d];if(!p){var f=h.type,v=h.originalSystemId,g=h.propertySets||h.propertySetIds;p=new Lp({id:d,originalSystemId:v,parentId:h.parent,type:f,name:h.name,attributes:h.attributes,propertySetIds:g,external:h.external}),this.metaScene.metaObjects[d]=p,p.metaModels=[]}this.metaObjects[d]=p,h.parent||(this.rootMetaObjects.push(p),i.rootMetaObjects[d]=p)}}},{key:"_decompressProperties",value:function(e,t){for(var i=[],r=0,s=t.length;r<s;r++){var n=t[r];if(Number.isInteger(n)){var o=e[n];o?t[r]=o:i.push(n)}}i.length>0&&console.error("[MetaModel._decompressProperties] Properties not found: ".concat(i))}},{key:"finalize",value:function(){if(this.finalized)throw"MetaScene already finalized - can't re-finalize";var e=this.metaScene;for(var t in e.metaObjects){var i=e.metaObjects[t];if(i.children&&(i.children=[]),i.propertySets&&(i.propertySets=[]),i.propertySetIds)for(var r=0,s=i.propertySetIds.length;r<s;r++){var n=i.propertySetIds[r],o=e.propertySets[n];i.propertySets.push(o)}}for(var a in e.metaObjects){var l=e.metaObjects[a];if(l.parentId){var u=e.metaObjects[l.parentId];u&&(l.parent=u,(u.children||(u.children=[])).push(l))}}for(var c in e.metaObjects){e.metaObjects[c].metaModels=[]}for(var A in e.metaModels){var h=e.metaModels[A];for(var d in h.metaObjects){h.metaObjects[d].metaModels.push(h)}}for(var p in e.metaObjectsByType={},e.metaObjects){var f=e.metaObjects[p],v=f.type;(e.metaObjectsByType[v]||(e.metaObjectsByType[v]={}))[p]=f}if(this.propertySets)for(var g=0,m=this.propertySets.length;g<m;g++){var _=this.propertySets[g];this._decompressProperties(this._propertyLookup,_.properties)}this._propertyLookup=[],this.finalized=!0,this.metaScene.fire("metaModelCreated",this.id)}},{key:"getJSON",value:function(){for(var e={id:this.id,projectId:this.projectId,author:this.author,createdAt:this.createdAt,schema:this.schema,creatingApplication:this.creatingApplication,metaObjects:[],propertySets:[]},t=Object.values(this.metaObjects),i=0,r=t.length;i<r;i++){var s=t[i],n={id:s.id,originalSystemId:s.originalSystemId,extId:s.extId,type:s.type,name:s.name};s.parent&&(n.parent=s.parent.id),s.attributes&&(n.attributes=s.attributes),s.propertySetIds&&(n.propertySetIds=s.propertySetIds),e.metaObjects.push(n)}for(var o=0,a=this.propertySets.length;o<a;o++){for(var l=this.propertySets[o],u={id:l.id,originalSystemId:l.originalSystemId,extId:l.extId,type:l.type,name:l.name,propertyies:[]},c=0,A=l.properties.length;c<A;c++){var h=l.properties[c],d={id:h.id,description:h.description,type:h.type,name:h.name,value:h.value,valueType:h.valueType};u.properties.push(d)}e.propertySets.push(u)}return e}},{key:"_globalizeIDs",value:function(e,t){var i=!!t.globalizeObjectIds;if(e.metaObjects)for(var r=0,s=e.metaObjects.length;r<s;r++){var n=e.metaObjects[r];if(n.originalSystemId=n.id,n.parent&&(n.originalParentSystemId=n.parent),i&&(n.id=re.globalizeObjectId(this.id,n.id),n.parent&&(n.parent=re.globalizeObjectId(this.id,n.parent))),i){var o=n.propertySetIds;if(o){for(var a=[],l=0,u=o.length;l<u;l++)a.push(re.globalizeObjectId(this.id,o[l]));n.propertySetIds=a,n.originalSystemPropertySetIds=o}}else n.originalSystemPropertySetIds=n.propertySetIds}if(e.propertySets)for(var c=0,A=e.propertySets.length;c<A;c++){var h=e.propertySets[c];h.originalSystemId=h.id,i&&(h.id=re.globalizeObjectId(this.id,h.id))}}}]),e}(),Up=function(){function e(t,i){B(this,e),this.viewer=t,this.scene=i,this.metaModels={},this.propertySets={},this.metaObjects={},this.metaObjectsByType={},this.rootMetaObjects={},this._eventSubs={}}return C(e,[{key:"on",value:function(e,t){var i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}},{key:"fire",value:function(e,t){var i=this._eventSubs[e];if(i)for(var r=0,s=i.length;r<s;r++)i[r](t)}},{key:"off",value:function(e){}},{key:"createMetaModel",value:function(e,t){var i=new Rp({metaScene:this,id:e,projectId:t.projectId||"none",revisionId:t.revisionId||"none",author:t.author||"none",createdAt:t.createdAt||"none",creatingApplication:t.creatingApplication||"none",schema:t.schema||"none",propertySets:[]});return i.loadData(t),i.finalize(),i}},{key:"destroyMetaModel",value:function(e){var t=this.metaModels[e];if(t){if(t.propertySets)for(var i=0,r=t.propertySets.length;i<r;i++){var s=t.propertySets[i];if(1===s.metaModels.length&&s.metaModels[0].id===e)delete this.propertySets[s.id];else{for(var n=[],o=0,a=s.metaModels.length;o<a;o++)s.metaModels[o].id!==e&&n.push(s.metaModels[o]);s.metaModels=n}}if(t.metaObjects)for(var l=0,u=t.metaObjects.length;l<u;l++){var c=t.metaObjects[l];c.type;var A=c.id;1===c.metaModels.length&&c.metaModels[0].id===e&&(delete this.metaObjects[A],c.parent||delete this.rootMetaObjects[A])}for(var h in this.metaObjects){var d=this.metaObjects[h];if(d.children&&(d.children=[]),d.propertySets&&(d.propertySets=[]),d.propertySetIds)for(var p=0,f=d.propertySetIds.length;p<f;p++){var v=d.propertySetIds[p],g=this.propertySets[v];d.propertySets.push(g)}}for(var m in this.metaObjectsByType={},this.metaObjects){var _=this.metaObjects[m],y=_.type;_.children&&(_.children=null),(this.metaObjectsByType[y]||(this.metaObjectsByType[y]={}))[m]=_}for(var b in this.metaObjects){var x=this.metaObjects[b];if(x.parentId){var w=this.metaObjects[x.parentId];w&&(x.parent=w,(w.children||(w.children=[])).push(x))}}for(var B in delete this.metaModels[e],this.metaObjects){this.metaObjects[B].metaModels=[]}for(var P in this.metaModels)for(var C=this.metaModels[P],M=0,E=C.metaObjects.length;M<E;M++){C.metaObjects[M].metaModels.push(C)}this.fire("metaModelDestroyed",e)}}},{key:"getObjectIDsByType",value:function(e){var t=this.metaObjectsByType[e];return t?Object.keys(t):[]}},{key:"getObjectIDsInSubtree",value:function(e,t,i){var r=[],s=this.metaObjects[e],n=t&&t.length>0?Op(t):null,o=i&&i.length>0?Op(i):null;return function e(t){if(t){var i=!0;(o&&o[t.type]||n&&!n[t.type])&&(i=!1),i&&r.push(t.id);var s=t.children;if(s)for(var a=0,l=s.length;a<l;a++)e(s[a])}}(s),r}},{key:"withMetaObjectsInSubtree",value:function(e,t){var i=this.metaObjects[e];i&&i.withMetaObjectsInSubtree(t)}}]),e}();function Op(e){for(var t={},i=0,r=e.length;i<r;i++)t[e[i]]=!0;return t}
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  * html2canvas 1.4.1 <https://html2canvas.hertzen.com>
  * Copyright (c) 2022 Niklas von Hertzen <https://hertzen.com>
@@ -33,4 +33,4 @@ INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
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 OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 PERFORMANCE OF THIS SOFTWARE.
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c=u.length?parseInt(Xp.apply(void 0,u),10):0;return i*(s+a*Math.pow(10,-o))*Math.pow(10,l*c)},tv={type:2},iv={type:3},rv={type:4},sv={type:13},nv={type:8},ov={type:21},av={type:9},lv={type:10},uv={type:11},cv={type:12},Av={type:14},hv={type:23},dv={type:1},pv={type:25},fv={type:24},vv={type:26},gv={type:27},mv={type:28},_v={type:29},yv={type:31},bv={type:32},xv=function(){function e(){this._value=[]}return e.prototype.write=function(e){this._value=this._value.concat(Kp(e))},e.prototype.read=function(){for(var e=[],t=this.consumeToken();t!==bv;)e.push(t),t=this.consumeToken();return e},e.prototype.consumeToken=function(){var e=this.consumeCodePoint();switch(e){case 34:return this.consumeStringToken(34);case 35:var t=this.peekCodePoint(0),i=this.peekCodePoint(1),r=this.peekCodePoint(2);if(Jf(t)||Zf(i,r)){var s=qf(t,i,r)?2:1;return{type:5,value:this.consumeName(),flags:s}}break;case 36:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),sv;break;case 39:return this.consumeStringToken(39);case 40:return tv;case 41:return iv;case 42:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),Av;break;case 43:if($f(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 44:return rv;case 45:var n=e,o=this.peekCodePoint(0),a=this.peekCodePoint(1);if($f(n,o,a))return this.reconsumeCodePoint(e),this.consumeNumericToken();if(qf(n,o,a))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();if(45===o&&62===a)return this.consumeCodePoint(),this.consumeCodePoint(),fv;break;case 46:if($f(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 47:if(42===this.peekCodePoint(0))for(this.consumeCodePoint();;){var l=this.consumeCodePoint();if(42===l&&47===(l=this.consumeCodePoint()))return this.consumeToken();if(-1===l)return this.consumeToken()}break;case 58:return vv;case 59:return gv;case 60:if(33===this.peekCodePoint(0)&&45===this.peekCodePoint(1)&&45===this.peekCodePoint(2))return this.consumeCodePoint(),this.consumeCodePoint(),pv;break;case 64:var u=this.peekCodePoint(0),c=this.peekCodePoint(1),A=this.peekCodePoint(2);if(qf(u,c,A))return{type:7,value:this.consumeName()};break;case 91:return mv;case 92:if(Zf(e,this.peekCodePoint(0)))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();break;case 93:return _v;case 61:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),nv;break;case 123:return uv;case 125:return cv;case 117:case 85:var h=this.peekCodePoint(0),d=this.peekCodePoint(1);return 43!==h||!Wf(d)&&63!==d||(this.consumeCodePoint(),this.consumeUnicodeRangeToken()),this.reconsumeCodePoint(e),this.consumeIdentLikeToken();case 124:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),av;if(124===this.peekCodePoint(0))return this.consumeCodePoint(),ov;break;case 126:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),lv;break;case-1:return bv}return Kf(e)?(this.consumeWhiteSpace(),yv):zf(e)?(this.reconsumeCodePoint(e),this.consumeNumericToken()):Xf(e)?(this.reconsumeCodePoint(e),this.consumeIdentLikeToken()):{type:6,value:Xp(e)}},e.prototype.consumeCodePoint=function(){var e=this._value.shift();return void 0===e?-1:e},e.prototype.reconsumeCodePoint=function(e){this._value.unshift(e)},e.prototype.peekCodePoint=function(e){return e>=this._value.length?-1:this._value[e]},e.prototype.consumeUnicodeRangeToken=function(){for(var e=[],t=this.consumeCodePoint();Wf(t)&&e.length<6;)e.push(t),t=this.consumeCodePoint();for(var i=!1;63===t&&e.length<6;)e.push(t),t=this.consumeCodePoint(),i=!0;if(i)return{type:30,start:parseInt(Xp.apply(void 0,e.map((function(e){return 63===e?48:e}))),16),end:parseInt(Xp.apply(void 0,e.map((function(e){return 63===e?70:e}))),16)};var r=parseInt(Xp.apply(void 0,e),16);if(45===this.peekCodePoint(0)&&Wf(this.peekCodePoint(1))){this.consumeCodePoint(),t=this.consumeCodePoint();for(var s=[];Wf(t)&&s.length<6;)s.push(t),t=this.consumeCodePoint();return{type:30,start:r,end:parseInt(Xp.apply(void 0,s),16)}}return{type:30,start:r,end:r}},e.prototype.consumeIdentLikeToken=function(){var e=this.consumeName();return"url"===e.toLowerCase()&&40===this.peekCodePoint(0)?(this.consumeCodePoint(),this.consumeUrlToken()):40===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:19,value:e}):{type:20,value:e}},e.prototype.consumeUrlToken=function(){var e=[];if(this.consumeWhiteSpace(),-1===this.peekCodePoint(0))return{type:22,value:""};var t=this.peekCodePoint(0);if(39===t||34===t){var i=this.consumeStringToken(this.consumeCodePoint());return 0===i.type&&(this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0))?(this.consumeCodePoint(),{type:22,value:i.value}):(this.consumeBadUrlRemnants(),hv)}for(;;){var r=this.consumeCodePoint();if(-1===r||41===r)return{type:22,value:Xp.apply(void 0,e)};if(Kf(r))return this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:22,value:Xp.apply(void 0,e)}):(this.consumeBadUrlRemnants(),hv);if(34===r||39===r||40===r||Yf(r))return this.consumeBadUrlRemnants(),hv;if(92===r){if(!Zf(r,this.peekCodePoint(0)))return this.consumeBadUrlRemnants(),hv;e.push(this.consumeEscapedCodePoint())}else e.push(r)}},e.prototype.consumeWhiteSpace=function(){for(;Kf(this.peekCodePoint(0));)this.consumeCodePoint()},e.prototype.consumeBadUrlRemnants=function(){for(;;){var e=this.consumeCodePoint();if(41===e||-1===e)return;Zf(e,this.peekCodePoint(0))&&this.consumeEscapedCodePoint()}},e.prototype.consumeStringSlice=function(e){for(var t="";e>0;){var i=Math.min(5e4,e);t+=Xp.apply(void 0,this._value.splice(0,i)),e-=i}return this._value.shift(),t},e.prototype.consumeStringToken=function(e){for(var t="",i=0;;){var r=this._value[i];if(-1===r||void 0===r||r===e)return{type:0,value:t+=this.consumeStringSlice(i)};if(10===r)return this._value.splice(0,i),dv;if(92===r){var s=this._value[i+1];-1!==s&&void 0!==s&&(10===s?(t+=this.consumeStringSlice(i),i=-1,this._value.shift()):Zf(r,s)&&(t+=this.consumeStringSlice(i),t+=Xp(this.consumeEscapedCodePoint()),i=-1))}i++}},e.prototype.consumeNumber=function(){var e=[],t=4,i=this.peekCodePoint(0);for(43!==i&&45!==i||e.push(this.consumeCodePoint());zf(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0);var r=this.peekCodePoint(1);if(46===i&&zf(r))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;zf(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0),r=this.peekCodePoint(1);var s=this.peekCodePoint(2);if((69===i||101===i)&&((43===r||45===r)&&zf(s)||zf(r)))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;zf(this.peekCodePoint(0));)e.push(this.consumeCodePoint());return[ev(e),t]},e.prototype.consumeNumericToken=function(){var e=this.consumeNumber(),t=e[0],i=e[1],r=this.peekCodePoint(0),s=this.peekCodePoint(1),n=this.peekCodePoint(2);return qf(r,s,n)?{type:15,number:t,flags:i,unit:this.consumeName()}:37===r?(this.consumeCodePoint(),{type:16,number:t,flags:i}):{type:17,number:t,flags:i}},e.prototype.consumeEscapedCodePoint=function(){var e=this.consumeCodePoint();if(Wf(e)){for(var t=Xp(e);Wf(this.peekCodePoint(0))&&t.length<6;)t+=Xp(this.consumeCodePoint());Kf(this.peekCodePoint(0))&&this.consumeCodePoint();var i=parseInt(t,16);return 0===i||function(e){return e>=55296&&e<=57343}(i)||i>1114111?65533:i}return-1===e?65533:e},e.prototype.consumeName=function(){for(var e="";;){var t=this.consumeCodePoint();if(Jf(t))e+=Xp(t);else{if(!Zf(t,this.peekCodePoint(0)))return this.reconsumeCodePoint(t),e;e+=Xp(this.consumeEscapedCodePoint())}}},e}(),wv=function(){function e(e){this._tokens=e}return e.create=function(t){var i=new xv;return i.write(t),new e(i.read())},e.parseValue=function(t){return e.create(t).parseComponentValue()},e.parseValues=function(t){return e.create(t).parseComponentValues()},e.prototype.parseComponentValue=function(){for(var e=this.consumeToken();31===e.type;)e=this.consumeToken();if(32===e.type)throw new SyntaxError("Error parsing CSS component value, unexpected EOF");this.reconsumeToken(e);var t=this.consumeComponentValue();do{e=this.consumeToken()}while(31===e.type);if(32===e.type)return t;throw new SyntaxError("Error parsing CSS component value, multiple values found when expecting only one")},e.prototype.parseComponentValues=function(){for(var e=[];;){var t=this.consumeComponentValue();if(32===t.type)return e;e.push(t),e.push()}},e.prototype.consumeComponentValue=function(){var e=this.consumeToken();switch(e.type){case 11:case 28:case 2:return this.consumeSimpleBlock(e.type);case 19:return this.consumeFunction(e)}return e},e.prototype.consumeSimpleBlock=function(e){for(var t={type:e,values:[]},i=this.consumeToken();;){if(32===i.type||Dv(i,e))return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue()),i=this.consumeToken()}},e.prototype.consumeFunction=function(e){for(var t={name:e.value,values:[],type:18};;){var i=this.consumeToken();if(32===i.type||3===i.type)return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue())}},e.prototype.consumeToken=function(){var e=this._tokens.shift();return void 0===e?bv:e},e.prototype.reconsumeToken=function(e){this._tokens.unshift(e)},e}(),Bv=function(e){return 15===e.type},Pv=function(e){return 17===e.type},Cv=function(e){return 20===e.type},Mv=function(e){return 0===e.type},Ev=function(e,t){return Cv(e)&&e.value===t},Fv=function(e){return 31!==e.type},kv=function(e){return 31!==e.type&&4!==e.type},Iv=function(e){var t=[],i=[];return e.forEach((function(e){if(4===e.type){if(0===i.length)throw new Error("Error parsing function args, zero tokens for arg");return t.push(i),void(i=[])}31!==e.type&&i.push(e)})),i.length&&t.push(i),t},Dv=function(e,t){return 11===t&&12===e.type||(28===t&&29===e.type||2===t&&3===e.type)},Sv=function(e){return 17===e.type||15===e.type},Tv=function(e){return 16===e.type||Sv(e)},Lv=function(e){return e.length>1?[e[0],e[1]]:[e[0]]},Rv={type:17,number:0,flags:4},Uv={type:16,number:50,flags:4},Ov={type:16,number:100,flags:4},Nv=function(e,t,i){var r=e[0],s=e[1];return[Qv(r,t),Qv(void 0!==s?s:r,i)]},Qv=function(e,t){if(16===e.type)return e.number/100*t;if(Bv(e))switch(e.unit){case"rem":case"em":return 16*e.number;default:return e.number}return e.number},Vv=function(e,t){if(15===t.type)switch(t.unit){case"deg":return Math.PI*t.number/180;case"grad":return Math.PI/200*t.number;case"rad":return t.number;case"turn":return 2*Math.PI*t.number}throw new Error("Unsupported angle type")},Hv=function(e){return 15===e.type&&("deg"===e.unit||"grad"===e.unit||"rad"===e.unit||"turn"===e.unit)},jv=function(e){switch(e.filter(Cv).map((function(e){return e.value})).join(" ")){case"to bottom right":case"to right bottom":case"left top":case"top left":return[Rv,Rv];case"to top":case"bottom":return Gv(0);case"to bottom left":case"to left bottom":case"right top":case"top right":return[Rv,Ov];case"to right":case"left":return Gv(90);case"to top left":case"to left top":case"right bottom":case"bottom right":return[Ov,Ov];case"to bottom":case"top":return Gv(180);case"to top right":case"to right top":case"left bottom":case"bottom left":return[Ov,Rv];case"to left":case"right":return Gv(270)}return 0},Gv=function(e){return Math.PI*e/180},zv=function(e,t){if(18===t.type){var i=$v[t.name];if(void 0===i)throw new Error('Attempting to parse an unsupported color 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Xy(i.left+B/2,i.top+b/2),this.topRightBorderStroke=s>0||n>0?$y(i.left+g,i.top+b/2,a-x/2,l-b/2,By.TOP_RIGHT):new Xy(i.left+i.width-x/2,i.top+b/2),this.bottomRightBorderStroke=c>0||A>0?$y(i.left+_,i.top+m,c-x/2,A-w/2,By.BOTTOM_RIGHT):new Xy(i.left+i.width-x/2,i.top+i.height-w/2),this.bottomLeftBorderStroke=d>0||p>0?$y(i.left+B/2,i.top+y,d-B/2,p-w/2,By.BOTTOM_LEFT):new Xy(i.left+B/2,i.top+i.height-w/2),this.topLeftBorderBox=s>0||n>0?$y(i.left,i.top,s,n,By.TOP_LEFT):new Xy(i.left,i.top),this.topRightBorderBox=a>0||l>0?$y(i.left+g,i.top,a,l,By.TOP_RIGHT):new Xy(i.left+i.width,i.top),this.bottomRightBorderBox=c>0||A>0?$y(i.left+_,i.top+m,c,A,By.BOTTOM_RIGHT):new Xy(i.left+i.width,i.top+i.height),this.bottomLeftBorderBox=d>0||p>0?$y(i.left,i.top+y,d,p,By.BOTTOM_LEFT):new Xy(i.left,i.top+i.height),this.topLeftPaddingBox=s>0||n>0?$y(i.left+B,i.top+b,Math.max(0,s-B),Math.max(0,n-b),By.TOP_LEFT):new Xy(i.left+B,i.top+b),this.topRightPaddingBox=a>0||l>0?$y(i.left+Math.min(g,i.width-x),i.top+b,g>i.width+x?0:Math.max(0,a-x),Math.max(0,l-b),By.TOP_RIGHT):new Xy(i.left+i.width-x,i.top+b),this.bottomRightPaddingBox=c>0||A>0?$y(i.left+Math.min(_,i.width-B),i.top+Math.min(m,i.height-w),Math.max(0,c-x),Math.max(0,A-w),By.BOTTOM_RIGHT):new Xy(i.left+i.width-x,i.top+i.height-w),this.bottomLeftPaddingBox=d>0||p>0?$y(i.left+B,i.top+Math.min(y,i.height-w),Math.max(0,d-B),Math.max(0,p-w),By.BOTTOM_LEFT):new Xy(i.left+B,i.top+i.height-w),this.topLeftContentBox=s>0||n>0?$y(i.left+B+E,i.top+b+P,Math.max(0,s-(B+E)),Math.max(0,n-(b+P)),By.TOP_LEFT):new Xy(i.left+B+E,i.top+b+P),this.topRightContentBox=a>0||l>0?$y(i.left+Math.min(g,i.width+B+E),i.top+b+P,g>i.width+B+E?0:a-B+E,l-(b+P),By.TOP_RIGHT):new Xy(i.left+i.width-(x+C),i.top+b+P),this.bottomRightContentBox=c>0||A>0?$y(i.left+Math.min(_,i.width-(B+E)),i.top+Math.min(m,i.height+b+P),Math.max(0,c-(x+C)),A-(w+M),By.BOTTOM_RIGHT):new Xy(i.left+i.width-(x+C),i.top+i.height-(w+M)),this.bottomLeftContentBox=d>0||p>0?$y(i.left+B+E,i.top+y,Math.max(0,d-(B+E)),p-(w+M),By.BOTTOM_LEFT):new Xy(i.left+B+E,i.top+i.height-(w+M))};!function(e){e[e.TOP_LEFT=0]="TOP_LEFT",e[e.TOP_RIGHT=1]="TOP_RIGHT",e[e.BOTTOM_RIGHT=2]="BOTTOM_RIGHT",e[e.BOTTOM_LEFT=3]="BOTTOM_LEFT"}(By||(By={}));var $y=function(e,t,i,r,s){var n=(Math.sqrt(2)-1)/3*4,o=i*n,a=r*n,l=e+i,u=t+r;switch(s){case By.TOP_LEFT:return new Yy(new Xy(e,u),new Xy(e,u-a),new Xy(l-o,t),new Xy(l,t));case By.TOP_RIGHT:return new Yy(new Xy(e,t),new Xy(e+o,t),new Xy(l,u-a),new Xy(l,u));case By.BOTTOM_RIGHT:return new Yy(new Xy(l,t),new Xy(l,t+a),new Xy(e+o,u),new Xy(e,u));case By.BOTTOM_LEFT:default:return new Yy(new Xy(l,u),new Xy(l-o,u),new Xy(e,t+a),new Xy(e,t))}},eb=function(e){return[e.topLeftBorderBox,e.topRightBorderBox,e.bottomRightBorderBox,e.bottomLeftBorderBox]},tb=function(e){return[e.topLeftPaddingBox,e.topRightPaddingBox,e.bottomRightPaddingBox,e.bottomLeftPaddingBox]},ib=function(e,t,i){this.offsetX=e,this.offsetY=t,this.matrix=i,this.type=0,this.target=6},rb=function(e,t){this.path=e,this.target=t,this.type=1},sb=function(e){this.opacity=e,this.type=2,this.target=6},nb=function(e){return 1===e.type},ob=function(e,t){return e.length===t.length&&e.some((function(e,i){return e===t[i]}))},ab=function(e){this.element=e,this.inlineLevel=[],this.nonInlineLevel=[],this.negativeZIndex=[],this.zeroOrAutoZIndexOrTransformedOrOpacity=[],this.positiveZIndex=[],this.nonPositionedFloats=[],this.nonPositionedInlineLevel=[]},lb=function(){function e(e,t){if(this.container=e,this.parent=t,this.effects=[],this.curves=new qy(this.container),this.container.styles.opacity<1&&this.effects.push(new sb(this.container.styles.opacity)),null!==this.container.styles.transform){var i=this.container.bounds.left+this.container.styles.transformOrigin[0].number,r=this.container.bounds.top+this.container.styles.transformOrigin[1].number,s=this.container.styles.transform;this.effects.push(new ib(i,r,s))}if(0!==this.container.styles.overflowX){var n=eb(this.curves),o=tb(this.curves);ob(n,o)?this.effects.push(new rb(n,6)):(this.effects.push(new rb(n,2)),this.effects.push(new rb(o,4)))}}return e.prototype.getEffects=function(e){for(var t=-1===[2,3].indexOf(this.container.styles.position),i=this.parent,r=this.effects.slice(0);i;){var s=i.effects.filter((function(e){return!nb(e)}));if(t||0!==i.container.styles.position||!i.parent){if(r.unshift.apply(r,s),t=-1===[2,3].indexOf(i.container.styles.position),0!==i.container.styles.overflowX){var n=eb(i.curves),o=tb(i.curves);ob(n,o)||r.unshift(new rb(o,6))}}else r.unshift.apply(r,s);i=i.parent}return r.filter((function(t){return Tm(t.target,e)}))},e}(),ub=function e(t,i,r,s){t.container.elements.forEach((function(n){var o=Tm(n.flags,4),a=Tm(n.flags,2),l=new lb(n,t);Tm(n.styles.display,2048)&&s.push(l);var u=Tm(n.flags,8)?[]:s;if(o||a){var c=o||n.styles.isPositioned()?r:i,A=new ab(l);if(n.styles.isPositioned()||n.styles.opacity<1||n.styles.isTransformed()){var h=n.styles.zIndex.order;if(h<0){var d=0;c.negativeZIndex.some((function(e,t){return h>e.element.container.styles.zIndex.order?(d=t,!1):d>0})),c.negativeZIndex.splice(d,0,A)}else if(h>0){var p=0;c.positiveZIndex.some((function(e,t){return h>=e.element.container.styles.zIndex.order?(p=t+1,!1):p>0})),c.positiveZIndex.splice(p,0,A)}else c.zeroOrAutoZIndexOrTransformedOrOpacity.push(A)}else n.styles.isFloating()?c.nonPositionedFloats.push(A):c.nonPositionedInlineLevel.push(A);e(l,A,o?A:r,u)}else n.styles.isInlineLevel()?i.inlineLevel.push(l):i.nonInlineLevel.push(l),e(l,i,r,u);Tm(n.flags,8)&&cb(n,u)}))},cb=function(e,t){for(var i=e instanceof T_?e.start:1,r=e instanceof T_&&e.reversed,s=0;s<t.length;s++){var n=t[s];n.container instanceof S_&&"number"==typeof n.container.value&&0!==n.container.value&&(i=n.container.value),n.listValue=xy(i,n.container.styles.listStyleType,!0),i+=r?-1:1}},Ab=function(e){var t=new lb(e,null),i=new ab(t),r=[];return ub(t,i,i,r),cb(t.container,r),i},hb=function(e,t){switch(t){case 0:return pb(e.topLeftBorderBox,e.topLeftPaddingBox,e.topRightBorderBox,e.topRightPaddingBox);case 1:return pb(e.topRightBorderBox,e.topRightPaddingBox,e.bottomRightBorderBox,e.bottomRightPaddingBox);case 2:return pb(e.bottomRightBorderBox,e.bottomRightPaddingBox,e.bottomLeftBorderBox,e.bottomLeftPaddingBox);default:return pb(e.bottomLeftBorderBox,e.bottomLeftPaddingBox,e.topLeftBorderBox,e.topLeftPaddingBox)}},db=function(e,t){var i=[];return Zy(e)?i.push(e.subdivide(.5,!1)):i.push(e),Zy(t)?i.push(t.subdivide(.5,!0)):i.push(t),i},pb=function(e,t,i,r){var s=[];return Zy(e)?s.push(e.subdivide(.5,!1)):s.push(e),Zy(i)?s.push(i.subdivide(.5,!0)):s.push(i),Zy(r)?s.push(r.subdivide(.5,!0).reverse()):s.push(r),Zy(t)?s.push(t.subdivide(.5,!1).reverse()):s.push(t),s},fb=function(e){var t=e.bounds,i=e.styles;return t.add(i.borderLeftWidth,i.borderTopWidth,-(i.borderRightWidth+i.borderLeftWidth),-(i.borderTopWidth+i.borderBottomWidth))},vb=function(e){var t=e.styles,i=e.bounds,r=Qv(t.paddingLeft,i.width),s=Qv(t.paddingRight,i.width),n=Qv(t.paddingTop,i.width),o=Qv(t.paddingBottom,i.width);return i.add(r+t.borderLeftWidth,n+t.borderTopWidth,-(t.borderRightWidth+t.borderLeftWidth+r+s),-(t.borderTopWidth+t.borderBottomWidth+n+o))},gb=function(e,t,i){var r=function(e,t){return 0===e?t.bounds:2===e?vb(t):fb(t)}(bb(e.styles.backgroundOrigin,t),e),s=function(e,t){return 0===e?t.bounds:2===e?vb(t):fb(t)}(bb(e.styles.backgroundClip,t),e),n=yb(bb(e.styles.backgroundSize,t),i,r),o=n[0],a=n[1],l=Nv(bb(e.styles.backgroundPosition,t),r.width-o,r.height-a);return[xb(bb(e.styles.backgroundRepeat,t),l,n,r,s),Math.round(r.left+l[0]),Math.round(r.top+l[1]),o,a]},mb=function(e){return Cv(e)&&e.value===hg.AUTO},_b=function(e){return"number"==typeof e},yb=function(e,t,i){var r=t[0],s=t[1],n=t[2],o=e[0],a=e[1];if(!o)return[0,0];if(Tv(o)&&a&&Tv(a))return[Qv(o,i.width),Qv(a,i.height)];var l=_b(n);if(Cv(o)&&(o.value===hg.CONTAIN||o.value===hg.COVER))return _b(n)?i.width/i.height<n!=(o.value===hg.COVER)?[i.width,i.width/n]:[i.height*n,i.height]:[i.width,i.height];var u=_b(r),c=_b(s),A=u||c;if(mb(o)&&(!a||mb(a)))return u&&c?[r,s]:l||A?A&&l?[u?r:s*n,c?s:r/n]:[u?r:i.width,c?s:i.height]:[i.width,i.height];if(l){var h=0,d=0;return Tv(o)?h=Qv(o,i.width):Tv(a)&&(d=Qv(a,i.height)),mb(o)?h=d*n:a&&!mb(a)||(d=h/n),[h,d]}var p=null,f=null;if(Tv(o)?p=Qv(o,i.width):a&&Tv(a)&&(f=Qv(a,i.height)),null===p||a&&!mb(a)||(f=u&&c?p/r*s:i.height),null!==f&&mb(o)&&(p=u&&c?f/s*r:i.width),null!==p&&null!==f)return[p,f];throw new Error("Unable to calculate background-size for element")},bb=function(e,t){var i=e[t];return void 0===i?e[0]:i},xb=function(e,t,i,r,s){var n=t[0],o=t[1],a=i[0],l=i[1];switch(e){case 2:return[new Xy(Math.round(r.left),Math.round(r.top+o)),new Xy(Math.round(r.left+r.width),Math.round(r.top+o)),new Xy(Math.round(r.left+r.width),Math.round(l+r.top+o)),new Xy(Math.round(r.left),Math.round(l+r.top+o))];case 3:return[new Xy(Math.round(r.left+n),Math.round(r.top)),new Xy(Math.round(r.left+n+a),Math.round(r.top)),new Xy(Math.round(r.left+n+a),Math.round(r.height+r.top)),new Xy(Math.round(r.left+n),Math.round(r.height+r.top))];case 1:return[new Xy(Math.round(r.left+n),Math.round(r.top+o)),new Xy(Math.round(r.left+n+a),Math.round(r.top+o)),new Xy(Math.round(r.left+n+a),Math.round(r.top+o+l)),new Xy(Math.round(r.left+n),Math.round(r.top+o+l))];default:return[new Xy(Math.round(s.left),Math.round(s.top)),new Xy(Math.round(s.left+s.width),Math.round(s.top)),new Xy(Math.round(s.left+s.width),Math.round(s.height+s.top)),new Xy(Math.round(s.left),Math.round(s.height+s.top))]}},wb=function(){function e(e){this._data={},this._document=e}return e.prototype.parseMetrics=function(e,t){var i=this._document.createElement("div"),r=this._document.createElement("img"),s=this._document.createElement("span"),n=this._document.body;i.style.visibility="hidden",i.style.fontFamily=e,i.style.fontSize=t,i.style.margin="0",i.style.padding="0",i.style.whiteSpace="nowrap",n.appendChild(i),r.src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7",r.width=1,r.height=1,r.style.margin="0",r.style.padding="0",r.style.verticalAlign="baseline",s.style.fontFamily=e,s.style.fontSize=t,s.style.margin="0",s.style.padding="0",s.appendChild(this._document.createTextNode("Hidden Text")),i.appendChild(s),i.appendChild(r);var o=r.offsetTop-s.offsetTop+2;i.removeChild(s),i.appendChild(this._document.createTextNode("Hidden Text")),i.style.lineHeight="normal",r.style.verticalAlign="super";var a=r.offsetTop-i.offsetTop+2;return n.removeChild(i),{baseline:o,middle:a}},e.prototype.getMetrics=function(e,t){var i=e+" "+t;return void 0===this._data[i]&&(this._data[i]=this.parseMetrics(e,t)),this._data[i]},e}(),Bb=function(e,t){this.context=e,this.options=t},Pb=function(e){function t(t,i){var r=e.call(this,t,i)||this;return r._activeEffects=[],r.canvas=i.canvas?i.canvas:document.createElement("canvas"),r.ctx=r.canvas.getContext("2d"),i.canvas||(r.canvas.width=Math.floor(i.width*i.scale),r.canvas.height=Math.floor(i.height*i.scale),r.canvas.style.width=i.width+"px",r.canvas.style.height=i.height+"px"),r.fontMetrics=new wb(document),r.ctx.scale(r.options.scale,r.options.scale),r.ctx.translate(-i.x,-i.y),r.ctx.textBaseline="bottom",r._activeEffects=[],r.context.logger.debug("Canvas renderer initialized ("+i.width+"x"+i.height+") with scale "+i.scale),r}return Qp(t,e),t.prototype.applyEffects=function(e){for(var t=this;this._activeEffects.length;)this.popEffect();e.forEach((function(e){return t.applyEffect(e)}))},t.prototype.applyEffect=function(e){this.ctx.save(),function(e){return 2===e.type}(e)&&(this.ctx.globalAlpha=e.opacity),function(e){return 0===e.type}(e)&&(this.ctx.translate(e.offsetX,e.offsetY),this.ctx.transform(e.matrix[0],e.matrix[1],e.matrix[2],e.matrix[3],e.matrix[4],e.matrix[5]),this.ctx.translate(-e.offsetX,-e.offsetY)),nb(e)&&(this.path(e.path),this.ctx.clip()),this._activeEffects.push(e)},t.prototype.popEffect=function(){this._activeEffects.pop(),this.ctx.restore()},t.prototype.renderStack=function(e){return Hp(this,void 0,void 0,(function(){return jp(this,(function(t){switch(t.label){case 0:return e.element.container.styles.isVisible()?[4,this.renderStackContent(e)]:[3,2];case 1:t.sent(),t.label=2;case 2:return[2]}}))}))},t.prototype.renderNode=function(e){return Hp(this,void 0,void 0,(function(){return jp(this,(function(t){switch(t.label){case 0:return Tm(e.container.flags,16),e.container.styles.isVisible()?[4,this.renderNodeBackgroundAndBorders(e)]:[3,3];case 1:return t.sent(),[4,this.renderNodeContent(e)];case 2:t.sent(),t.label=3;case 3:return[2]}}))}))},t.prototype.renderTextWithLetterSpacing=function(e,t,i){var r=this;0===t?this.ctx.fillText(e.text,e.bounds.left,e.bounds.top+i):x_(e.text).reduce((function(t,s){return r.ctx.fillText(s,t,e.bounds.top+i),t+r.ctx.measureText(s).width}),e.bounds.left)},t.prototype.createFontStyle=function(e){var t=e.fontVariant.filter((function(e){return"normal"===e||"small-caps"===e})).join(""),i=kb(e.fontFamily).join(", "),r=Bv(e.fontSize)?""+e.fontSize.number+e.fontSize.unit:e.fontSize.number+"px";return[[e.fontStyle,t,e.fontWeight,r,i].join(" "),i,r]},t.prototype.renderTextNode=function(e,t){return Hp(this,void 0,void 0,(function(){var i,r,s,n,o,a,l,u,c=this;return jp(this,(function(A){return i=this.createFontStyle(t),r=i[0],s=i[1],n=i[2],this.ctx.font=r,this.ctx.direction=1===t.direction?"rtl":"ltr",this.ctx.textAlign="left",this.ctx.textBaseline="alphabetic",o=this.fontMetrics.getMetrics(s,n),a=o.baseline,l=o.middle,u=t.paintOrder,e.textBounds.forEach((function(e){u.forEach((function(i){switch(i){case 0:c.ctx.fillStyle=Kv(t.color),c.renderTextWithLetterSpacing(e,t.letterSpacing,a);var r=t.textShadow;r.length&&e.text.trim().length&&(r.slice(0).reverse().forEach((function(i){c.ctx.shadowColor=Kv(i.color),c.ctx.shadowOffsetX=i.offsetX.number*c.options.scale,c.ctx.shadowOffsetY=i.offsetY.number*c.options.scale,c.ctx.shadowBlur=i.blur.number,c.renderTextWithLetterSpacing(e,t.letterSpacing,a)})),c.ctx.shadowColor="",c.ctx.shadowOffsetX=0,c.ctx.shadowOffsetY=0,c.ctx.shadowBlur=0),t.textDecorationLine.length&&(c.ctx.fillStyle=Kv(t.textDecorationColor||t.color),t.textDecorationLine.forEach((function(t){switch(t){case 1:c.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top+a),e.bounds.width,1);break;case 2:c.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top),e.bounds.width,1);break;case 3:c.ctx.fillRect(e.bounds.left,Math.ceil(e.bounds.top+l),e.bounds.width,1)}})));break;case 1:t.webkitTextStrokeWidth&&e.text.trim().length&&(c.ctx.strokeStyle=Kv(t.webkitTextStrokeColor),c.ctx.lineWidth=t.webkitTextStrokeWidth,c.ctx.lineJoin=window.chrome?"miter":"round",c.ctx.strokeText(e.text,e.bounds.left,e.bounds.top+a)),c.ctx.strokeStyle="",c.ctx.lineWidth=0,c.ctx.lineJoin="miter"}}))})),[2]}))}))},t.prototype.renderReplacedElement=function(e,t,i){if(i&&e.intrinsicWidth>0&&e.intrinsicHeight>0){var r=vb(e),s=tb(t);this.path(s),this.ctx.save(),this.ctx.clip(),this.ctx.drawImage(i,0,0,e.intrinsicWidth,e.intrinsicHeight,r.left,r.top,r.width,r.height),this.ctx.restore()}},t.prototype.renderNodeContent=function(e){return Hp(this,void 0,void 0,(function(){var i,r,s,n,o,a,l,u,c,A,h,d,p,f,v,g,m,_;return jp(this,(function(y){switch(y.label){case 0:this.applyEffects(e.getEffects(4)),i=e.container,r=e.curves,s=i.styles,n=0,o=i.textNodes,y.label=1;case 1:return n<o.length?(a=o[n],[4,this.renderTextNode(a,s)]):[3,4];case 2:y.sent(),y.label=3;case 3:return n++,[3,1];case 4:if(!(i instanceof k_))return[3,8];y.label=5;case 5:return y.trys.push([5,7,,8]),[4,this.context.cache.match(i.src)];case 6:return v=y.sent(),this.renderReplacedElement(i,r,v),[3,8];case 7:return y.sent(),this.context.logger.error("Error loading image "+i.src),[3,8];case 8:if(i instanceof I_&&this.renderReplacedElement(i,r,i.canvas),!(i instanceof D_))return[3,12];y.label=9;case 9:return y.trys.push([9,11,,12]),[4,this.context.cache.match(i.svg)];case 10:return v=y.sent(),this.renderReplacedElement(i,r,v),[3,12];case 11:return y.sent(),this.context.logger.error("Error loading svg "+i.svg.substring(0,255)),[3,12];case 12:return i instanceof V_&&i.tree?[4,new t(this.context,{scale:this.options.scale,backgroundColor:i.backgroundColor,x:0,y:0,width:i.width,height:i.height}).render(i.tree)]:[3,14];case 13:l=y.sent(),i.width&&i.height&&this.ctx.drawImage(l,0,0,i.width,i.height,i.bounds.left,i.bounds.top,i.bounds.width,i.bounds.height),y.label=14;case 14:if(i instanceof O_&&(u=Math.min(i.bounds.width,i.bounds.height),"checkbox"===i.type?i.checked&&(this.ctx.save(),this.path([new Xy(i.bounds.left+.39363*u,i.bounds.top+.79*u),new Xy(i.bounds.left+.16*u,i.bounds.top+.5549*u),new Xy(i.bounds.left+.27347*u,i.bounds.top+.44071*u),new Xy(i.bounds.left+.39694*u,i.bounds.top+.5649*u),new Xy(i.bounds.left+.72983*u,i.bounds.top+.23*u),new Xy(i.bounds.left+.84*u,i.bounds.top+.34085*u),new Xy(i.bounds.left+.39363*u,i.bounds.top+.79*u)]),this.ctx.fillStyle=Kv(707406591),this.ctx.fill(),this.ctx.restore()):"radio"===i.type&&i.checked&&(this.ctx.save(),this.ctx.beginPath(),this.ctx.arc(i.bounds.left+u/2,i.bounds.top+u/2,u/4,0,2*Math.PI,!0),this.ctx.fillStyle=Kv(707406591),this.ctx.fill(),this.ctx.restore())),Cb(i)&&i.value.length){switch(c=this.createFontStyle(s),m=c[0],A=c[1],h=this.fontMetrics.getMetrics(m,A).baseline,this.ctx.font=m,this.ctx.fillStyle=Kv(s.color),this.ctx.textBaseline="alphabetic",this.ctx.textAlign=Eb(i.styles.textAlign),_=vb(i),d=0,i.styles.textAlign){case 1:d+=_.width/2;break;case 2:d+=_.width}p=_.add(d,0,0,-_.height/2+1),this.ctx.save(),this.path([new Xy(_.left,_.top),new Xy(_.left+_.width,_.top),new Xy(_.left+_.width,_.top+_.height),new Xy(_.left,_.top+_.height)]),this.ctx.clip(),this.renderTextWithLetterSpacing(new __(i.value,p),s.letterSpacing,h),this.ctx.restore(),this.ctx.textBaseline="alphabetic",this.ctx.textAlign="left"}if(!Tm(i.styles.display,2048))return[3,20];if(null===i.styles.listStyleImage)return[3,19];if(0!==(f=i.styles.listStyleImage).type)return[3,18];v=void 0,g=f.url,y.label=15;case 15:return y.trys.push([15,17,,18]),[4,this.context.cache.match(g)];case 16:return v=y.sent(),this.ctx.drawImage(v,i.bounds.left-(v.width+10),i.bounds.top),[3,18];case 17:return y.sent(),this.context.logger.error("Error loading list-style-image "+g),[3,18];case 18:return[3,20];case 19:e.listValue&&-1!==i.styles.listStyleType&&(m=this.createFontStyle(s)[0],this.ctx.font=m,this.ctx.fillStyle=Kv(s.color),this.ctx.textBaseline="middle",this.ctx.textAlign="right",_=new zp(i.bounds.left,i.bounds.top+Qv(i.styles.paddingTop,i.bounds.width),i.bounds.width,Zg(s.lineHeight,s.fontSize.number)/2+1),this.renderTextWithLetterSpacing(new __(e.listValue,_),s.letterSpacing,Zg(s.lineHeight,s.fontSize.number)/2+2),this.ctx.textBaseline="bottom",this.ctx.textAlign="left"),y.label=20;case 20:return[2]}}))}))},t.prototype.renderStackContent=function(e){return Hp(this,void 0,void 0,(function(){var t,i,r,s,n,o,a,l,u,c,A,h,d,p,f;return jp(this,(function(v){switch(v.label){case 0:return Tm(e.element.container.flags,16),[4,this.renderNodeBackgroundAndBorders(e.element)];case 1:v.sent(),t=0,i=e.negativeZIndex,v.label=2;case 2:return t<i.length?(f=i[t],[4,this.renderStack(f)]):[3,5];case 3:v.sent(),v.label=4;case 4:return t++,[3,2];case 5:return[4,this.renderNodeContent(e.element)];case 6:v.sent(),r=0,s=e.nonInlineLevel,v.label=7;case 7:return r<s.length?(f=s[r],[4,this.renderNode(f)]):[3,10];case 8:v.sent(),v.label=9;case 9:return r++,[3,7];case 10:n=0,o=e.nonPositionedFloats,v.label=11;case 11:return n<o.length?(f=o[n],[4,this.renderStack(f)]):[3,14];case 12:v.sent(),v.label=13;case 13:return n++,[3,11];case 14:a=0,l=e.nonPositionedInlineLevel,v.label=15;case 15:return a<l.length?(f=l[a],[4,this.renderStack(f)]):[3,18];case 16:v.sent(),v.label=17;case 17:return a++,[3,15];case 18:u=0,c=e.inlineLevel,v.label=19;case 19:return u<c.length?(f=c[u],[4,this.renderNode(f)]):[3,22];case 20:v.sent(),v.label=21;case 21:return u++,[3,19];case 22:A=0,h=e.zeroOrAutoZIndexOrTransformedOrOpacity,v.label=23;case 23:return A<h.length?(f=h[A],[4,this.renderStack(f)]):[3,26];case 24:v.sent(),v.label=25;case 25:return A++,[3,23];case 26:d=0,p=e.positiveZIndex,v.label=27;case 27:return d<p.length?(f=p[d],[4,this.renderStack(f)]):[3,30];case 28:v.sent(),v.label=29;case 29:return d++,[3,27];case 30:return[2]}}))}))},t.prototype.mask=function(e){this.ctx.beginPath(),this.ctx.moveTo(0,0),this.ctx.lineTo(this.canvas.width,0),this.ctx.lineTo(this.canvas.width,this.canvas.height),this.ctx.lineTo(0,this.canvas.height),this.ctx.lineTo(0,0),this.formatPath(e.slice(0).reverse()),this.ctx.closePath()},t.prototype.path=function(e){this.ctx.beginPath(),this.formatPath(e),this.ctx.closePath()},t.prototype.formatPath=function(e){var t=this;e.forEach((function(e,i){var r=Zy(e)?e.start:e;0===i?t.ctx.moveTo(r.x,r.y):t.ctx.lineTo(r.x,r.y),Zy(e)&&t.ctx.bezierCurveTo(e.startControl.x,e.startControl.y,e.endControl.x,e.endControl.y,e.end.x,e.end.y)}))},t.prototype.renderRepeat=function(e,t,i,r){this.path(e),this.ctx.fillStyle=t,this.ctx.translate(i,r),this.ctx.fill(),this.ctx.translate(-i,-r)},t.prototype.resizeImage=function(e,t,i){var r;if(e.width===t&&e.height===i)return e;var s=(null!==(r=this.canvas.ownerDocument)&&void 0!==r?r:document).createElement("canvas");return s.width=Math.max(1,t),s.height=Math.max(1,i),s.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t,i),s},t.prototype.renderBackgroundImage=function(e){return Hp(this,void 0,void 0,(function(){var t,i,r,s,n,o;return jp(this,(function(a){switch(a.label){case 0:t=e.styles.backgroundImage.length-1,i=function(i){var s,n,o,a,l,u,c,A,h,d,p,f,v,g,m,_,y,b,x,w,B,P,C,M,E,F,k,I,D,S,T;return jp(this,(function(L){switch(L.label){case 0:if(0!==i.type)return[3,5];s=void 0,n=i.url,L.label=1;case 1:return L.trys.push([1,3,,4]),[4,r.context.cache.match(n)];case 2:return s=L.sent(),[3,4];case 3:return L.sent(),r.context.logger.error("Error loading background-image "+n),[3,4];case 4:return s&&(o=gb(e,t,[s.width,s.height,s.width/s.height]),_=o[0],P=o[1],C=o[2],x=o[3],w=o[4],g=r.ctx.createPattern(r.resizeImage(s,x,w),"repeat"),r.renderRepeat(_,g,P,C)),[3,6];case 5:1===i.type?(a=gb(e,t,[null,null,null]),_=a[0],P=a[1],C=a[2],x=a[3],w=a[4],l=og(i.angle,x,w),u=l[0],c=l[1],A=l[2],h=l[3],d=l[4],(p=document.createElement("canvas")).width=x,p.height=w,f=p.getContext("2d"),v=f.createLinearGradient(c,h,A,d),ng(i.stops,u).forEach((function(e){return v.addColorStop(e.stop,Kv(e.color))})),f.fillStyle=v,f.fillRect(0,0,x,w),x>0&&w>0&&(g=r.ctx.createPattern(p,"repeat"),r.renderRepeat(_,g,P,C))):function(e){return 2===e.type}(i)&&(m=gb(e,t,[null,null,null]),_=m[0],y=m[1],b=m[2],x=m[3],w=m[4],B=0===i.position.length?[Uv]:i.position,P=Qv(B[0],x),C=Qv(B[B.length-1],w),M=function(e,t,i,r,s){var n=0,o=0;switch(e.size){case 0:0===e.shape?n=o=Math.min(Math.abs(t),Math.abs(t-r),Math.abs(i),Math.abs(i-s)):1===e.shape&&(n=Math.min(Math.abs(t),Math.abs(t-r)),o=Math.min(Math.abs(i),Math.abs(i-s)));break;case 2:if(0===e.shape)n=o=Math.min(ag(t,i),ag(t,i-s),ag(t-r,i),ag(t-r,i-s));else if(1===e.shape){var a=Math.min(Math.abs(i),Math.abs(i-s))/Math.min(Math.abs(t),Math.abs(t-r)),l=lg(r,s,t,i,!0),u=l[0],c=l[1];o=a*(n=ag(u-t,(c-i)/a))}break;case 1:0===e.shape?n=o=Math.max(Math.abs(t),Math.abs(t-r),Math.abs(i),Math.abs(i-s)):1===e.shape&&(n=Math.max(Math.abs(t),Math.abs(t-r)),o=Math.max(Math.abs(i),Math.abs(i-s)));break;case 3:if(0===e.shape)n=o=Math.max(ag(t,i),ag(t,i-s),ag(t-r,i),ag(t-r,i-s));else if(1===e.shape){a=Math.max(Math.abs(i),Math.abs(i-s))/Math.max(Math.abs(t),Math.abs(t-r));var A=lg(r,s,t,i,!1);u=A[0],c=A[1],o=a*(n=ag(u-t,(c-i)/a))}}return Array.isArray(e.size)&&(n=Qv(e.size[0],r),o=2===e.size.length?Qv(e.size[1],s):n),[n,o]}(i,P,C,x,w),E=M[0],F=M[1],E>0&&F>0&&(k=r.ctx.createRadialGradient(y+P,b+C,0,y+P,b+C,E),ng(i.stops,2*E).forEach((function(e){return k.addColorStop(e.stop,Kv(e.color))})),r.path(_),r.ctx.fillStyle=k,E!==F?(I=e.bounds.left+.5*e.bounds.width,D=e.bounds.top+.5*e.bounds.height,T=1/(S=F/E),r.ctx.save(),r.ctx.translate(I,D),r.ctx.transform(1,0,0,S,0,0),r.ctx.translate(-I,-D),r.ctx.fillRect(y,T*(b-D)+D,x,w*T),r.ctx.restore()):r.ctx.fill())),L.label=6;case 6:return t--,[2]}}))},r=this,s=0,n=e.styles.backgroundImage.slice(0).reverse(),a.label=1;case 1:return s<n.length?(o=n[s],[5,i(o)]):[3,4];case 2:a.sent(),a.label=3;case 3:return s++,[3,1];case 4:return[2]}}))}))},t.prototype.renderSolidBorder=function(e,t,i){return Hp(this,void 0,void 0,(function(){return jp(this,(function(r){return this.path(hb(i,t)),this.ctx.fillStyle=Kv(e),this.ctx.fill(),[2]}))}))},t.prototype.renderDoubleBorder=function(e,t,i,r){return Hp(this,void 0,void 0,(function(){var s,n;return jp(this,(function(o){switch(o.label){case 0:return t<3?[4,this.renderSolidBorder(e,i,r)]:[3,2];case 1:return o.sent(),[2];case 2:return s=function(e,t){switch(t){case 0:return pb(e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox,e.topRightBorderBox,e.topRightBorderDoubleOuterBox);case 1:return pb(e.topRightBorderBox,e.topRightBorderDoubleOuterBox,e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox);case 2:return pb(e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox,e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox);default:return pb(e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox,e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox)}}(r,i),this.path(s),this.ctx.fillStyle=Kv(e),this.ctx.fill(),n=function(e,t){switch(t){case 0:return pb(e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox,e.topRightBorderDoubleInnerBox,e.topRightPaddingBox);case 1:return pb(e.topRightBorderDoubleInnerBox,e.topRightPaddingBox,e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox);case 2:return pb(e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox,e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox);default:return pb(e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox,e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox)}}(r,i),this.path(n),this.ctx.fill(),[2]}}))}))},t.prototype.renderNodeBackgroundAndBorders=function(e){return Hp(this,void 0,void 0,(function(){var t,i,r,s,n,o,a,l,u=this;return jp(this,(function(c){switch(c.label){case 0:return this.applyEffects(e.getEffects(2)),t=e.container.styles,i=!Wv(t.backgroundColor)||t.backgroundImage.length,r=[{style:t.borderTopStyle,color:t.borderTopColor,width:t.borderTopWidth},{style:t.borderRightStyle,color:t.borderRightColor,width:t.borderRightWidth},{style:t.borderBottomStyle,color:t.borderBottomColor,width:t.borderBottomWidth},{style:t.borderLeftStyle,color:t.borderLeftColor,width:t.borderLeftWidth}],s=Mb(bb(t.backgroundClip,0),e.curves),i||t.boxShadow.length?(this.ctx.save(),this.path(s),this.ctx.clip(),Wv(t.backgroundColor)||(this.ctx.fillStyle=Kv(t.backgroundColor),this.ctx.fill()),[4,this.renderBackgroundImage(e.container)]):[3,2];case 1:c.sent(),this.ctx.restore(),t.boxShadow.slice(0).reverse().forEach((function(t){u.ctx.save();var i,r,s,n,o,a=eb(e.curves),l=t.inset?0:1e4,c=(i=a,r=-l+(t.inset?1:-1)*t.spread.number,s=(t.inset?1:-1)*t.spread.number,n=t.spread.number*(t.inset?-2:2),o=t.spread.number*(t.inset?-2:2),i.map((function(e,t){switch(t){case 0:return e.add(r,s);case 1:return e.add(r+n,s);case 2:return e.add(r+n,s+o);case 3:return e.add(r,s+o)}return e})));t.inset?(u.path(a),u.ctx.clip(),u.mask(c)):(u.mask(a),u.ctx.clip(),u.path(c)),u.ctx.shadowOffsetX=t.offsetX.number+l,u.ctx.shadowOffsetY=t.offsetY.number,u.ctx.shadowColor=Kv(t.color),u.ctx.shadowBlur=t.blur.number,u.ctx.fillStyle=t.inset?Kv(t.color):"rgba(0,0,0,1)",u.ctx.fill(),u.ctx.restore()})),c.label=2;case 2:n=0,o=0,a=r,c.label=3;case 3:return o<a.length?0!==(l=a[o]).style&&!Wv(l.color)&&l.width>0?2!==l.style?[3,5]:[4,this.renderDashedDottedBorder(l.color,l.width,n,e.curves,2)]:[3,11]:[3,13];case 4:return c.sent(),[3,11];case 5:return 3!==l.style?[3,7]:[4,this.renderDashedDottedBorder(l.color,l.width,n,e.curves,3)];case 6:return c.sent(),[3,11];case 7:return 4!==l.style?[3,9]:[4,this.renderDoubleBorder(l.color,l.width,n,e.curves)];case 8:return c.sent(),[3,11];case 9:return[4,this.renderSolidBorder(l.color,n,e.curves)];case 10:c.sent(),c.label=11;case 11:n++,c.label=12;case 12:return o++,[3,3];case 13:return[2]}}))}))},t.prototype.renderDashedDottedBorder=function(e,t,i,r,s){return Hp(this,void 0,void 0,(function(){var n,o,a,l,u,c,A,h,d,p,f,v,g,m,_,y;return jp(this,(function(b){return this.ctx.save(),n=function(e,t){switch(t){case 0:return db(e.topLeftBorderStroke,e.topRightBorderStroke);case 1:return db(e.topRightBorderStroke,e.bottomRightBorderStroke);case 2:return db(e.bottomRightBorderStroke,e.bottomLeftBorderStroke);default:return db(e.bottomLeftBorderStroke,e.topLeftBorderStroke)}}(r,i),o=hb(r,i),2===s&&(this.path(o),this.ctx.clip()),Zy(o[0])?(a=o[0].start.x,l=o[0].start.y):(a=o[0].x,l=o[0].y),Zy(o[1])?(u=o[1].end.x,c=o[1].end.y):(u=o[1].x,c=o[1].y),A=0===i||2===i?Math.abs(a-u):Math.abs(l-c),this.ctx.beginPath(),3===s?this.formatPath(n):this.formatPath(o.slice(0,2)),h=t<3?3*t:2*t,d=t<3?2*t:t,3===s&&(h=t,d=t),p=!0,A<=2*h?p=!1:A<=2*h+d?(h*=f=A/(2*h+d),d*=f):(v=Math.floor((A+d)/(h+d)),g=(A-v*h)/(v-1),d=(m=(A-(v+1)*h)/v)<=0||Math.abs(d-g)<Math.abs(d-m)?g:m),p&&(3===s?this.ctx.setLineDash([0,h+d]):this.ctx.setLineDash([h,d])),3===s?(this.ctx.lineCap="round",this.ctx.lineWidth=t):this.ctx.lineWidth=2*t+1.1,this.ctx.strokeStyle=Kv(e),this.ctx.stroke(),this.ctx.setLineDash([]),2===s&&(Zy(o[0])&&(_=o[3],y=o[0],this.ctx.beginPath(),this.formatPath([new Xy(_.end.x,_.end.y),new Xy(y.start.x,y.start.y)]),this.ctx.stroke()),Zy(o[1])&&(_=o[1],y=o[2],this.ctx.beginPath(),this.formatPath([new Xy(_.end.x,_.end.y),new Xy(y.start.x,y.start.y)]),this.ctx.stroke())),this.ctx.restore(),[2]}))}))},t.prototype.render=function(e){return Hp(this,void 0,void 0,(function(){var t;return jp(this,(function(i){switch(i.label){case 0:return this.options.backgroundColor&&(this.ctx.fillStyle=Kv(this.options.backgroundColor),this.ctx.fillRect(this.options.x,this.options.y,this.options.width,this.options.height)),t=Ab(e),[4,this.renderStack(t)];case 1:return i.sent(),this.applyEffects([]),[2,this.canvas]}}))}))},t}(Bb),Cb=function(e){return e instanceof Q_||(e instanceof N_||e instanceof O_&&"radio"!==e.type&&"checkbox"!==e.type)},Mb=function(e,t){switch(e){case 0:return eb(t);case 2:return function(e){return[e.topLeftContentBox,e.topRightContentBox,e.bottomRightContentBox,e.bottomLeftContentBox]}(t);default:return tb(t)}},Eb=function(e){switch(e){case 1:return"center";case 2:return"right";default:return"left"}},Fb=["-apple-system","system-ui"],kb=function(e){return/iPhone OS 15_(0|1)/.test(window.navigator.userAgent)?e.filter((function(e){return-1===Fb.indexOf(e)})):e},Ib=function(e){function t(t,i){var r=e.call(this,t,i)||this;return r.canvas=i.canvas?i.canvas:document.createElement("canvas"),r.ctx=r.canvas.getContext("2d"),r.options=i,r.canvas.width=Math.floor(i.width*i.scale),r.canvas.height=Math.floor(i.height*i.scale),r.canvas.style.width=i.width+"px",r.canvas.style.height=i.height+"px",r.ctx.scale(r.options.scale,r.options.scale),r.ctx.translate(-i.x,-i.y),r.context.logger.debug("EXPERIMENTAL ForeignObject renderer initialized ("+i.width+"x"+i.height+" at "+i.x+","+i.y+") with scale "+i.scale),r}return Qp(t,e),t.prototype.render=function(e){return Hp(this,void 0,void 0,(function(){var t,i;return jp(this,(function(r){switch(r.label){case 0:return t=v_(this.options.width*this.options.scale,this.options.height*this.options.scale,this.options.scale,this.options.scale,e),[4,Db(t)];case 1:return 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r=Math.max(Math.max(t.scrollWidth,i.scrollWidth),Math.max(t.offsetWidth,i.offsetWidth),Math.max(t.clientWidth,i.clientWidth)),s=Math.max(Math.max(t.scrollHeight,i.scrollHeight),Math.max(t.offsetHeight,i.offsetHeight),Math.max(t.clientHeight,i.clientHeight));return new zp(0,0,r,s)}(h.ownerDocument):Wp(l,h),f=p.width,v=p.height,g=p.left,m=p.top,_=Ub(l,h,t.backgroundColor),y={canvas:t.canvas,backgroundColor:_,scale:null!==(L=null!==(T=t.scale)&&void 0!==T?T:r.devicePixelRatio)&&void 0!==L?L:1,x:(null!==(R=t.x)&&void 0!==R?R:0)+g,y:(null!==(U=t.y)&&void 0!==U?U:0)+m,width:null!==(O=t.width)&&void 0!==O?O:Math.ceil(f),height:null!==(N=t.height)&&void 0!==N?N:Math.ceil(v)},u?(l.logger.debug("Document cloned, using foreign object rendering"),[4,new Ib(l,y).render(h)]):[3,3];case 2:return b=V.sent(),[3,5];case 3:return l.logger.debug("Document cloned, element located at "+g+","+m+" with size "+f+"x"+v+" using computed rendering"),l.logger.debug("Starting DOM 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Up(this,this.scene),this.id=t.id||this.scene.id,this.camera=this.scene.camera,this.cameraFlight=new Pd(this.scene,{duration:.5}),this.cameraControl=new Dp(this.scene,{doublePickFlyTo:!0}),this._plugins=[],this._eventSubs={}}var t;return C(e,[{key:"capabilities",get:function(){return this.scene.capabilities}},{key:"on",value:function(e,t){var i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}},{key:"fire",value:function(e,t){var i=this._eventSubs[e];if(i)for(var r=0,s=i.length;r<s;r++)i[r](t)}},{key:"off",value:function(e){}},{key:"log",value:function(e){console.log("[xeokit viewer ".concat(this.id,"]: ").concat(e))}},{key:"error",value:function(e){console.error("[xeokit viewer ".concat(this.id,"]: ").concat(e))}},{key:"addPlugin",value:function(e){this._plugins.push(e)}},{key:"removePlugin",value:function(e){for(var t=0,i=this._plugins.length;t<i;t++){var r=this._plugins[t];if(r===e)return r.clear&&r.clear(),void 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CP(){return(CP=u(a().mark((function e(t,i){var r,s,n,o,l,u;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if("auto"!==i.basis.containerFormat){e.next=11;break}if(!BP(t)){e.next=6;break}return e.next=4,$B(i);case 4:return r=e.sent,e.abrupt("return",FP(r.KTX2File,t,i));case 6:return e.next=8,XB(i);case 8:return s=e.sent,n=s.BasisFile,e.abrupt("return",MP(n,t,i));case 11:e.t0=i.basis.module,e.next="encoder"===e.t0?14:(e.t0,22);break;case 14:return e.next=16,$B(i);case 16:o=e.sent,e.t1=i.basis.containerFormat,e.next="ktx2"===e.t1?20:(e.t1,21);break;case 20:return e.abrupt("return",FP(o.KTX2File,t,i));case 21:return e.abrupt("return",MP(o.BasisFile,t,i));case 22:return e.next=24,XB(i);case 24:return l=e.sent,u=l.BasisFile,e.abrupt("return",MP(u,t,i));case 27:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function MP(e,t,i){var r=new e(new Uint8Array(t));try{if(!r.startTranscoding())throw new Error("Failed to start basis transcoding");for(var s=r.getNumImages(),n=[],o=0;o<s;o++){for(var a=r.getNumLevels(o),l=[],u=0;u<a;u++)l.push(EP(r,o,u,i));n.push(l)}return n}finally{r.close(),r.delete()}}function EP(e,t,i,r){var s=e.getImageWidth(t,i),n=e.getImageHeight(t,i),o=e.getHasAlpha(),a=IP(r,o),l=a.compressed,u=a.format,c=a.basisFormat,A=e.getImageTranscodedSizeInBytes(t,i,c),h=new Uint8Array(A);if(!e.transcodeImage(h,t,i,c,0,0))throw new Error("failed to start Basis transcoding");return{width:s,height:n,data:h,compressed:l,format:u,hasAlpha:o}}function FP(e,t,i){var r=new e(new Uint8Array(t));try{if(!r.startTranscoding())throw new Error("failed to start KTX2 transcoding");for(var s=r.getLevels(),n=[],o=0;o<s;o++){n.push(kP(r,o,i));break}return[n]}finally{r.close(),r.delete()}}function kP(e,t,i){var r=e.getImageLevelInfo(t,0,0),s=r.alphaFlag,n=r.height,o=r.width,a=IP(i,s),l=a.compressed,u=a.format,c=a.basisFormat,A=e.getImageTranscodedSizeInBytes(t,0,0,c),h=new Uint8Array(A);if(!e.transcodeImage(h,t,0,0,c,0,-1,-1))throw new Error("Failed to transcode KTX2 image");return{width:o,height:n,data:h,compressed:l,hasAlpha:s,format:u}}function IP(e,t){var i=e&&e.basis&&e.basis.format;return"auto"===i&&(i=DP()),"object"===w(i)&&(i=t?i.alpha:i.noAlpha),i=i.toLowerCase(),PP[i]}function DP(){var e=xP();return e.has("astc")?"astc-4x4":e.has("dxt")?{alpha:"bc3",noAlpha:"bc1"}:e.has("pvrtc")?{alpha:"pvrtc1-4-rgba",noAlpha:"pvrtc1-4-rgb"}:e.has("etc1")?"etc1":e.has("etc2")?"etc2":"rgb565"}var SP=n(n({},{name:"Basis",id:"basis",module:"textures",version:"3.2.6",worker:!0,extensions:["basis","ktx2"],mimeTypes:["application/octet-stream","image/ktx2"],tests:["sB"],binary:!0,options:{basis:{format:"auto",libraryPath:"libs/",containerFormat:"auto",module:"transcoder"}}}),{},{parse:function(e,t){return CP.apply(this,arguments)}}),TP=globalThis._parseImageNode,LP="undefined"!=typeof Image,RP="undefined"!=typeof ImageBitmap,UP=Boolean(TP),OP=!!Qb||UP;function NP(e){var t=function(e){if("undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap)return"imagebitmap";if("undefined"!=typeof Image&&e instanceof Image)return"image";if(e&&"object"===w(e)&&e.data&&e.width&&e.height)return"data";return null}(e);if(!t)throw new Error("Not an image");return t}function QP(e){switch(NP(e)){case"data":return e;case"image":case"imagebitmap":var t=document.createElement("canvas"),i=t.getContext("2d");if(!i)throw new Error("getImageData");return t.width=e.width,t.height=e.height,i.drawImage(e,0,0),i.getImageData(0,0,e.width,e.height);default:throw new Error("getImageData")}}var VP=/^data:image\/svg\+xml/,HP=/\.svg((\?|#).*)?$/;function jP(e){return e&&(VP.test(e)||HP.test(e))}function GP(e,t){if(jP(t)){var i=(new TextDecoder).decode(e);try{"function"==typeof unescape&&"function"==typeof encodeURIComponent&&(i=unescape(encodeURIComponent(i)))}catch(e){throw new Error(e.message)}return"data:image/svg+xml;base64,".concat(btoa(i))}return zP(e,t)}function zP(e,t){if(jP(t))throw new Error("SVG cannot be parsed directly to imagebitmap");return new Blob([new Uint8Array(e)])}function WP(e,t,i){return KP.apply(this,arguments)}function KP(){return(KP=u(a().mark((function e(t,i,r){var s,n,o;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return s=GP(t,r),n=self.URL||self.webkitURL,o="string"!=typeof s&&n.createObjectURL(s),e.prev=3,e.next=6,XP(o||s,i);case 6:return e.abrupt("return",e.sent);case 7:return e.prev=7,o&&n.revokeObjectURL(o),e.finish(7);case 10:case"end":return e.stop()}}),e,null,[[3,,7,10]])})))).apply(this,arguments)}function XP(e,t){return JP.apply(this,arguments)}function JP(){return JP=u(a().mark((function e(t,i){var r;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if((r=new Image).src=t,!(i.image&&i.image.decode&&r.decode)){e.next=6;break}return e.next=5,r.decode();case 5:return e.abrupt("return",r);case 6:return e.next=8,new Promise((function(e,i){try{r.onload=function(){return e(r)},r.onerror=function(e){return i(new Error("Could not load image ".concat(t,": ").concat(e)))}}catch(e){i(e)}}));case 8:return e.abrupt("return",e.sent);case 9:case"end":return e.stop()}}),e)}))),JP.apply(this,arguments)}var YP={},ZP=!0;function qP(e,t,i){return $P.apply(this,arguments)}function $P(){return($P=u(a().mark((function e(t,i,r){var s,n,o;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(!jP(r)){e.next=7;break}return e.next=3,WP(t,i,r);case 3:n=e.sent,s=n,e.next=8;break;case 7:s=zP(t,r);case 8:return o=i&&i.imagebitmap,e.next=11,eC(s,o);case 11:return e.abrupt("return",e.sent);case 12:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function eC(e){return tC.apply(this,arguments)}function tC(){return tC=u(a().mark((function e(t){var i,r=arguments;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(!iC(i=r.length>1&&void 0!==r[1]?r[1]:null)&&ZP||(i=null),!i){e.next=13;break}return e.prev=3,e.next=6,createImageBitmap(t,i);case 6:return e.abrupt("return",e.sent);case 9:e.prev=9,e.t0=e.catch(3),console.warn(e.t0),ZP=!1;case 13:return e.next=15,createImageBitmap(t);case 15:return e.abrupt("return",e.sent);case 16:case"end":return e.stop()}}),e,null,[[3,9]])}))),tC.apply(this,arguments)}function iC(e){for(var t in e||YP)return!1;return!0}function rC(e){var t=sC(e);return function(e){var t=sC(e);if(!(t.byteLength>=24&&2303741511===t.getUint32(0,false)))return null;return{mimeType:"image/png",width:t.getUint32(16,false),height:t.getUint32(20,false)}}(t)||function(e){var t=sC(e);if(!(t.byteLength>=3&&65496===t.getUint16(0,false)&&255===t.getUint8(2)))return null;var i=function(){for(var e=new Set([65499,65476,65484,65501,65534]),t=65504;t<65520;++t)e.add(t);var i=new Set([65472,65473,65474,65475,65477,65478,65479,65481,65482,65483,65485,65486,65487,65502]);return{tableMarkers:e,sofMarkers:i}}(),r=i.tableMarkers,s=i.sofMarkers,n=2;for(;n+9<t.byteLength;){var o=t.getUint16(n,false);if(s.has(o))return{mimeType:"image/jpeg",height:t.getUint16(n+5,false),width:t.getUint16(n+7,false)};if(!r.has(o))return null;n+=2,n+=t.getUint16(n,false)}return null}(t)||function(e){var t=sC(e);if(!(t.byteLength>=10&&1195984440===t.getUint32(0,false)))return null;return{mimeType:"image/gif",width:t.getUint16(6,true),height:t.getUint16(8,true)}}(t)||function(e){var t=sC(e);if(!(t.byteLength>=14&&16973===t.getUint16(0,false)&&t.getUint32(2,true)===t.byteLength))return null;return{mimeType:"image/bmp",width:t.getUint32(18,true),height:t.getUint32(22,true)}}(t)}function sC(e){if(e instanceof DataView)return e;if(ArrayBuffer.isView(e))return new DataView(e.buffer);if(e instanceof ArrayBuffer)return new DataView(e);throw new Error("toDataView")}function nC(e,t){return oC.apply(this,arguments)}function oC(){return oC=u(a().mark((function e(t,i){var r,s,n;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return r=rC(t)||{},s=r.mimeType,Nb(n=globalThis._parseImageNode),e.next=5,n(t,s);case 5:return e.abrupt("return",e.sent);case 6:case"end":return e.stop()}}),e)}))),oC.apply(this,arguments)}function aC(){return(aC=u(a().mark((function e(t,i,r){var s,n,o,l,u;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:s=(i=i||{}).image||{},n=s.type||"auto",o=(r||{}).url,l=lC(n),e.t0=l,e.next="imagebitmap"===e.t0?8:"image"===e.t0?12:"data"===e.t0?16:20;break;case 8:return e.next=10,qP(t,i,o);case 10:return u=e.sent,e.abrupt("break",21);case 12:return e.next=14,WP(t,i,o);case 14:return u=e.sent,e.abrupt("break",21);case 16:return e.next=18,nC(t);case 18:return u=e.sent,e.abrupt("break",21);case 20:Nb(!1);case 21:return"data"===n&&(u=QP(u)),e.abrupt("return",u);case 23:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function lC(e){switch(e){case"auto":case"data":return function(){if(RP)return"imagebitmap";if(LP)return"image";if(OP)return"data";throw new Error("Install '@loaders.gl/polyfills' to parse images under Node.js")}();default:return function(e){switch(e){case"auto":return RP||LP||OP;case"imagebitmap":return RP;case"image":return LP;case"data":return OP;default:throw new Error("@loaders.gl/images: image ".concat(e," not supported in this environment"))}}(e),e}}var uC={id:"image",module:"images",name:"Images",version:"3.2.6",mimeTypes:["image/png","image/jpeg","image/gif","image/webp","image/bmp","image/vnd.microsoft.icon","image/svg+xml"],extensions:["png","jpg","jpeg","gif","webp","bmp","ico","svg"],parse:function(e,t,i){return aC.apply(this,arguments)},tests:[function(e){return Boolean(rC(new DataView(e)))}],options:{image:{type:"auto",decode:!0}}},cC=["image/png","image/jpeg","image/gif"],AC={};function hC(e){return void 0===AC[e]&&(AC[e]=function(e){switch(e){case"image/webp":return function(){if(!Qb)return!1;try{return 0===document.createElement("canvas").toDataURL("image/webp").indexOf("data:image/webp")}catch(e){return!1}}();case"image/svg":return Qb;default:if(!Qb){var t=globalThis._parseImageNode;return Boolean(t)&&cC.includes(e)}return!0}}(e)),AC[e]}function dC(e,t){if(!e)throw new Error(t||"assert failed: gltf")}function pC(e,t){if(e.startsWith("data:")||e.startsWith("http:")||e.startsWith("https:"))return e;var i=t.baseUri||t.uri;if(!i)throw new Error("'baseUri' must be provided to resolve relative url ".concat(e));return i.substr(0,i.lastIndexOf("/")+1)+e}function fC(e,t,i){var r=e.bufferViews[i];dC(r);var s=t[r.buffer];dC(s);var n=(r.byteOffset||0)+s.byteOffset;return new Uint8Array(s.arrayBuffer,n,r.byteLength)}var vC=["SCALAR","VEC2","VEC3","VEC4"],gC=[[Int8Array,5120],[Uint8Array,5121],[Int16Array,5122],[Uint16Array,5123],[Uint32Array,5125],[Float32Array,5126],[Float64Array,5130]],mC=new Map(gC),_C={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},yC={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},bC={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array};function xC(e){return vC[e-1]||vC[0]}function wC(e){var t=mC.get(e.constructor);if(!t)throw new Error("Illegal typed array");return t}function BC(e,t){var i=bC[e.componentType],r=_C[e.type],s=yC[e.componentType],n=e.count*r,o=e.count*r*s;return dC(o>=0&&o<=t.byteLength),{ArrayType:i,length:n,byteLength:o}}var PC,CC={asset:{version:"2.0",generator:"loaders.gl"},buffers:[]},MC=function(){function e(t){B(this,e),Jb(this,"gltf",void 0),Jb(this,"sourceBuffers",void 0),Jb(this,"byteLength",void 0),this.gltf=t||{json:n({},CC),buffers:[]},this.sourceBuffers=[],this.byteLength=0,this.gltf.buffers&&this.gltf.buffers[0]&&(this.byteLength=this.gltf.buffers[0].byteLength,this.sourceBuffers=[this.gltf.buffers[0]])}return C(e,[{key:"json",get:function(){return this.gltf.json}},{key:"getApplicationData",value:function(e){return this.json[e]}},{key:"getExtraData",value:function(e){return(this.json.extras||{})[e]}},{key:"getExtension",value:function(e){var t=this.getUsedExtensions().find((function(t){return t===e})),i=this.json.extensions||{};return t?i[e]||!0:null}},{key:"getRequiredExtension",value:function(e){var t=this.getRequiredExtensions().find((function(t){return t===e}));return t?this.getExtension(e):null}},{key:"getRequiredExtensions",value:function(){return this.json.extensionsRequired||[]}},{key:"getUsedExtensions",value:function(){return this.json.extensionsUsed||[]}},{key:"getObjectExtension",value:function(e,t){return(e.extensions||{})[t]}},{key:"getScene",value:function(e){return this.getObject("scenes",e)}},{key:"getNode",value:function(e){return this.getObject("nodes",e)}},{key:"getSkin",value:function(e){return this.getObject("skins",e)}},{key:"getMesh",value:function(e){return this.getObject("meshes",e)}},{key:"getMaterial",value:function(e){return this.getObject("materials",e)}},{key:"getAccessor",value:function(e){return this.getObject("accessors",e)}},{key:"getTexture",value:function(e){return this.getObject("textures",e)}},{key:"getSampler",value:function(e){return this.getObject("samplers",e)}},{key:"getImage",value:function(e){return this.getObject("images",e)}},{key:"getBufferView",value:function(e){return this.getObject("bufferViews",e)}},{key:"getBuffer",value:function(e){return this.getObject("buffers",e)}},{key:"getObject",value:function(e,t){if("object"===w(t))return t;var i=this.json[e]&&this.json[e][t];if(!i)throw new Error("glTF file error: Could not find ".concat(e,"[").concat(t,"]"));return i}},{key:"getTypedArrayForBufferView",value:function(e){var t=(e=this.getBufferView(e)).buffer,i=this.gltf.buffers[t];dC(i);var r=(e.byteOffset||0)+i.byteOffset;return new Uint8Array(i.arrayBuffer,r,e.byteLength)}},{key:"getTypedArrayForAccessor",value:function(e){e=this.getAccessor(e);var t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,r=BC(e,t),s=r.ArrayType,n=r.length;return new s(i,t.byteOffset+e.byteOffset,n)}},{key:"getTypedArrayForImageData",value:function(e){e=this.getAccessor(e);var t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,r=t.byteOffset||0;return new Uint8Array(i,r,t.byteLength)}},{key:"addApplicationData",value:function(e,t){return this.json[e]=t,this}},{key:"addExtraData",value:function(e,t){return this.json.extras=this.json.extras||{},this.json.extras[e]=t,this}},{key:"addObjectExtension",value:function(e,t,i){return e.extensions=e.extensions||{},e.extensions[t]=i,this.registerUsedExtension(t),this}},{key:"setObjectExtension",value:function(e,t,i){(e.extensions||{})[t]=i}},{key:"removeObjectExtension",value:function(e,t){var i=e.extensions||{},r=i[t];return delete i[t],r}},{key:"addExtension",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return dC(t),this.json.extensions=this.json.extensions||{},this.json.extensions[e]=t,this.registerUsedExtension(e),t}},{key:"addRequiredExtension",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return dC(t),this.addExtension(e,t),this.registerRequiredExtension(e),t}},{key:"registerUsedExtension",value:function(e){this.json.extensionsUsed=this.json.extensionsUsed||[],this.json.extensionsUsed.find((function(t){return t===e}))||this.json.extensionsUsed.push(e)}},{key:"registerRequiredExtension",value:function(e){this.registerUsedExtension(e),this.json.extensionsRequired=this.json.extensionsRequired||[],this.json.extensionsRequired.find((function(t){return t===e}))||this.json.extensionsRequired.push(e)}},{key:"removeExtension",value:function(e){this.json.extensionsRequired&&this._removeStringFromArray(this.json.extensionsRequired,e),this.json.extensionsUsed&&this._removeStringFromArray(this.json.extensionsUsed,e),this.json.extensions&&delete this.json.extensions[e]}},{key:"setDefaultScene",value:function(e){this.json.scene=e}},{key:"addScene",value:function(e){var t=e.nodeIndices;return this.json.scenes=this.json.scenes||[],this.json.scenes.push({nodes:t}),this.json.scenes.length-1}},{key:"addNode",value:function(e){var t=e.meshIndex,i=e.matrix;this.json.nodes=this.json.nodes||[];var r={mesh:t};return i&&(r.matrix=i),this.json.nodes.push(r),this.json.nodes.length-1}},{key:"addMesh",value:function(e){var t=e.attributes,i=e.indices,r=e.material,s=e.mode,n=void 0===s?4:s,o={primitives:[{attributes:this._addAttributes(t),mode:n}]};if(i){var a=this._addIndices(i);o.primitives[0].indices=a}return Number.isFinite(r)&&(o.primitives[0].material=r),this.json.meshes=this.json.meshes||[],this.json.meshes.push(o),this.json.meshes.length-1}},{key:"addPointCloud",value:function(e){var t={primitives:[{attributes:this._addAttributes(e),mode:0}]};return this.json.meshes=this.json.meshes||[],this.json.meshes.push(t),this.json.meshes.length-1}},{key:"addImage",value:function(e,t){var i=rC(e),r=t||(null==i?void 0:i.mimeType),s={bufferView:this.addBufferView(e),mimeType:r};return this.json.images=this.json.images||[],this.json.images.push(s),this.json.images.length-1}},{key:"addBufferView",value:function(e){var t=e.byteLength;dC(Number.isFinite(t)),this.sourceBuffers=this.sourceBuffers||[],this.sourceBuffers.push(e);var i={buffer:0,byteOffset:this.byteLength,byteLength:t};return this.byteLength+=Fx(t,4),this.json.bufferViews=this.json.bufferViews||[],this.json.bufferViews.push(i),this.json.bufferViews.length-1}},{key:"addAccessor",value:function(e,t){var i={bufferView:e,type:xC(t.size),componentType:t.componentType,count:t.count,max:t.max,min:t.min};return this.json.accessors=this.json.accessors||[],this.json.accessors.push(i),this.json.accessors.length-1}},{key:"addBinaryBuffer",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{size:3},i=this.addBufferView(e),r={min:t.min,max:t.max};r.min&&r.max||(r=this._getAccessorMinMax(e,t.size));var s={size:t.size,componentType:wC(e),count:Math.round(e.length/t.size),min:r.min,max:r.max};return this.addAccessor(i,Object.assign(s,t))}},{key:"addTexture",value:function(e){var t={source:e.imageIndex};return this.json.textures=this.json.textures||[],this.json.textures.push(t),this.json.textures.length-1}},{key:"addMaterial",value:function(e){return this.json.materials=this.json.materials||[],this.json.materials.push(e),this.json.materials.length-1}},{key:"createBinaryChunk",value:function(){var e,t;this.gltf.buffers=[];var i,r=this.byteLength,s=new ArrayBuffer(r),n=new Uint8Array(s),o=0,a=c(this.sourceBuffers||[]);try{for(a.s();!(i=a.n()).done;){o=kx(i.value,n,o)}}catch(e){a.e(e)}finally{a.f()}null!==(e=this.json)&&void 0!==e&&null!==(t=e.buffers)&&void 0!==t&&t[0]?this.json.buffers[0].byteLength=r:this.json.buffers=[{byteLength:r}],this.gltf.binary=s,this.sourceBuffers=[s]}},{key:"_removeStringFromArray",value:function(e,t){for(var i=!0;i;){var r=e.indexOf(t);r>-1?e.splice(r,1):i=!1}}},{key:"_addAttributes",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t={};for(var i in e){var r=e[i],s=this._getGltfAttributeName(i),n=this.addBinaryBuffer(r.value,r);t[s]=n}return t}},{key:"_addIndices",value:function(e){return this.addBinaryBuffer(e,{size:1})}},{key:"_getGltfAttributeName",value:function(e){switch(e.toLowerCase()){case"position":case"positions":case"vertices":return"POSITION";case"normal":case"normals":return"NORMAL";case"color":case"colors":return"COLOR_0";case"texcoord":case"texcoords":return"TEXCOORD_0";default:return e}}},{key:"_getAccessorMinMax",value:function(e,t){var i={min:null,max:null};if(e.length<t)return i;i.min=[],i.max=[];var r,s=c(e.subarray(0,t));try{for(s.s();!(r=s.n()).done;){var n=r.value;i.min.push(n),i.max.push(n)}}catch(e){s.e(e)}finally{s.f()}for(var o=t;o<e.length;o+=t)for(var a=0;a<t;a++)i.min[0+a]=Math.min(i.min[0+a],e[o+a]),i.max[0+a]=Math.max(i.max[0+a],e[o+a]);return i}}]),e}(),EC="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",FC="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t,i={},r=c(e);try{for(r.s();!(t=r.n()).done;){var s=t.value;i[s.name]&&console.warn("Schema: duplicated field name",s.name,s),i[s.name]=!0}}catch(e){r.e(e)}finally{r.f()}}(t),this.fields=t,this.metadata=i||new Map}return C(e,[{key:"compareTo",value:function(e){if(this.metadata!==e.metadata)return!1;if(this.fields.length!==e.fields.length)return!1;for(var t=0;t<this.fields.length;++t)if(!this.fields[t].compareTo(e.fields[t]))return!1;return!0}},{key:"select",value:function(){for(var t=Object.create(null),i=arguments.length,r=new Array(i),s=0;s<i;s++)r[s]=arguments[s];for(var n=0,o=r;n<o.length;n++){var a=o[n];t[a]=!0}var l=this.fields.filter((function(e){return t[e.name]}));return new e(l,this.metadata)}},{key:"selectAt",value:function(){for(var t=this,i=arguments.length,r=new Array(i),s=0;s<i;s++)r[s]=arguments[s];var n=r.map((function(e){return t.fields[e]})).filter(Boolean);return new e(n,this.metadata)}},{key:"assign",value:function(t){var i,r=this.metadata;if(t instanceof e){var s=t;i=s.fields,r=ZC(ZC(new Map,this.metadata),s.metadata)}else i=t;var n,o=Object.create(null),a=c(this.fields);try{for(a.s();!(n=a.n()).done;){var l=n.value;o[l.name]=l}}catch(e){a.e(e)}finally{a.f()}var u,A=c(i);try{for(A.s();!(u=A.n()).done;){var h=u.value;o[h.name]=h}}catch(e){A.e(e)}finally{A.f()}return new e(Object.values(o),r)}}]),e}();function ZC(e,t){return new Map([].concat(h(e||new Map),h(t||new Map)))}var qC,$C=function(){function e(t,i){var r=arguments.length>2&&void 0!==arguments[2]&&arguments[2],s=arguments.length>3&&void 0!==arguments[3]?arguments[3]:new Map;B(this,e),Jb(this,"name",void 0),Jb(this,"type",void 0),Jb(this,"nullable",void 0),Jb(this,"metadata",void 0),this.name=t,this.type=i,this.nullable=r,this.metadata=s}return C(e,[{key:"typeId",get:function(){return this.type&&this.type.typeId}},{key:"clone",value:function(){return new e(this.name,this.type,this.nullable,this.metadata)}},{key:"compareTo",value:function(e){return this.name===e.name&&this.type===e.type&&this.nullable===e.nullable&&this.metadata===e.metadata}},{key:"toString",value:function(){return"".concat(this.type).concat(this.nullable?", nullable":"").concat(this.metadata?", metadata: ".concat(this.metadata):"")}}]),e}();!function(e){e[e.NONE=0]="NONE",e[e.Null=1]="Null",e[e.Int=2]="Int",e[e.Float=3]="Float",e[e.Binary=4]="Binary",e[e.Utf8=5]="Utf8",e[e.Bool=6]="Bool",e[e.Decimal=7]="Decimal",e[e.Date=8]="Date",e[e.Time=9]="Time",e[e.Timestamp=10]="Timestamp",e[e.Interval=11]="Interval",e[e.List=12]="List",e[e.Struct=13]="Struct",e[e.Union=14]="Union",e[e.FixedSizeBinary=15]="FixedSizeBinary",e[e.FixedSizeList=16]="FixedSizeList",e[e.Map=17]="Map",e[e.Dictionary=-1]="Dictionary",e[e.Int8=-2]="Int8",e[e.Int16=-3]="Int16",e[e.Int32=-4]="Int32",e[e.Int64=-5]="Int64",e[e.Uint8=-6]="Uint8",e[e.Uint16=-7]="Uint16",e[e.Uint32=-8]="Uint32",e[e.Uint64=-9]="Uint64",e[e.Float16=-10]="Float16",e[e.Float32=-11]="Float32",e[e.Float64=-12]="Float64",e[e.DateDay=-13]="DateDay",e[e.DateMillisecond=-14]="DateMillisecond",e[e.TimestampSecond=-15]="TimestampSecond",e[e.TimestampMillisecond=-16]="TimestampMillisecond",e[e.TimestampMicrosecond=-17]="TimestampMicrosecond",e[e.TimestampNanosecond=-18]="TimestampNanosecond",e[e.TimeSecond=-19]="TimeSecond",e[e.TimeMillisecond=-20]="TimeMillisecond",e[e.TimeMicrosecond=-21]="TimeMicrosecond",e[e.TimeNanosecond=-22]="TimeNanosecond",e[e.DenseUnion=-23]="DenseUnion",e[e.SparseUnion=-24]="SparseUnion",e[e.IntervalDayTime=-25]="IntervalDayTime",e[e.IntervalYearMonth=-26]="IntervalYearMonth"}(qC||(qC={}));var eM=function(){function e(){B(this,e)}return C(e,[{key:"typeId",get:function(){return qC.NONE}},{key:"compareTo",value:function(e){return this===e}}],[{key:"isNull",value:function(e){return e&&e.typeId===qC.Null}},{key:"isInt",value:function(e){return e&&e.typeId===qC.Int}},{key:"isFloat",value:function(e){return e&&e.typeId===qC.Float}},{key:"isBinary",value:function(e){return e&&e.typeId===qC.Binary}},{key:"isUtf8",value:function(e){return e&&e.typeId===qC.Utf8}},{key:"isBool",value:function(e){return e&&e.typeId===qC.Bool}},{key:"isDecimal",value:function(e){return e&&e.typeId===qC.Decimal}},{key:"isDate",value:function(e){return e&&e.typeId===qC.Date}},{key:"isTime",value:function(e){return e&&e.typeId===qC.Time}},{key:"isTimestamp",value:function(e){return e&&e.typeId===qC.Timestamp}},{key:"isInterval",value:function(e){return e&&e.typeId===qC.Interval}},{key:"isList",value:function(e){return e&&e.typeId===qC.List}},{key:"isStruct",value:function(e){return e&&e.typeId===qC.Struct}},{key:"isUnion",value:function(e){return e&&e.typeId===qC.Union}},{key:"isFixedSizeBinary",value:function(e){return e&&e.typeId===qC.FixedSizeBinary}},{key:"isFixedSizeList",value:function(e){return e&&e.typeId===qC.FixedSizeList}},{key:"isMap",value:function(e){return e&&e.typeId===qC.Map}},{key:"isDictionary",value:function(e){return e&&e.typeId===qC.Dictionary}}]),e}(),tM=function(e,t){g(r,eM);var i=_(r);function r(e,t){var s;return B(this,r),Jb(b(s=i.call(this)),"isSigned",void 0),Jb(b(s),"bitWidth",void 0),s.isSigned=e,s.bitWidth=t,s}return C(r,[{key:"typeId",get:function(){return qC.Int}},{key:t,get:function(){return"Int"}},{key:"toString",value:function(){return"".concat(this.isSigned?"I":"Ui","nt").concat(this.bitWidth)}}]),r}(0,Symbol.toStringTag),iM=function(e){g(i,tM);var t=_(i);function i(){return B(this,i),t.call(this,!0,8)}return C(i)}(),rM=function(e){g(i,tM);var t=_(i);function i(){return B(this,i),t.call(this,!0,16)}return 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B(this,r),Jb(b(s=i.call(this)),"listSize",void 0),Jb(b(s),"children",void 0),s.listSize=e,s.children=[t],s}return C(r,[{key:"typeId",get:function(){return qC.FixedSizeList}},{key:"valueType",get:function(){return this.children[0].type}},{key:"valueField",get:function(){return this.children[0]}},{key:t,get:function(){return"FixedSizeList"}},{key:"toString",value:function(){return"FixedSizeList[".concat(this.listSize,"]<").concat(this.valueType,">")}}]),r}(0,Symbol.toStringTag);function pM(e,t,i){var r=function(e){switch(e.constructor){case Int8Array:return new iM;case Uint8Array:return new nM;case Int16Array:return new rM;case Uint16Array:return new oM;case Int32Array:return new sM;case Uint32Array:return new aM;case Float32Array:return new AM;case Float64Array:return new hM;default:throw new Error("array type not supported")}}(t.value),s=i||function(e){var t=new Map;"byteOffset"in e&&t.set("byteOffset",e.byteOffset.toString(10));"byteStride"in e&&t.set("byteStride",e.byteStride.toString(10));"normalized"in e&&t.set("normalized",e.normalized.toString());return t}(t);return new $C(e,new dM(t.size,new $C("value",r)),!1,s)}function fM(e,t,i){var r=gM(t.metadata),s=[],n=function(e){var t={};for(var i in e){var r=e[i];t[r.name||"undefined"]=r}return t}(t.attributes);for(var o in e){var a=vM(o,e[o],n[o]);s.push(a)}if(i){var l=vM("indices",i);s.push(l)}return new YC(s,r)}function vM(e,t,i){return pM(e,t,i?gM(i.metadata):void 0)}function gM(e){var t=new Map;for(var i in e)t.set("".concat(i,".string"),JSON.stringify(e[i]));return t}var mM={POSITION:"POSITION",NORMAL:"NORMAL",COLOR:"COLOR_0",TEX_COORD:"TEXCOORD_0"},_M={1:Int8Array,2:Uint8Array,3:Int16Array,4:Uint16Array,5:Int32Array,6:Uint32Array,9:Float32Array},yM=function(){function e(t){B(this,e),Jb(this,"draco",void 0),Jb(this,"decoder",void 0),Jb(this,"metadataQuerier",void 0),this.draco=t,this.decoder=new this.draco.Decoder,this.metadataQuerier=new this.draco.MetadataQuerier}return C(e,[{key:"destroy",value:function(){this.draco.destroy(this.decoder),this.draco.destroy(this.metadataQuerier)}},{key:"parseSync",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=new this.draco.DecoderBuffer;i.Init(new Int8Array(e),e.byteLength),this._disableAttributeTransforms(t);var r=this.decoder.GetEncodedGeometryType(i),s=r===this.draco.TRIANGULAR_MESH?new this.draco.Mesh:new this.draco.PointCloud;try{var o;switch(r){case this.draco.TRIANGULAR_MESH:o=this.decoder.DecodeBufferToMesh(i,s);break;case this.draco.POINT_CLOUD:o=this.decoder.DecodeBufferToPointCloud(i,s);break;default:throw new Error("DRACO: Unknown geometry type.")}if(!o.ok()||!s.ptr){var a="DRACO decompression failed: ".concat(o.error_msg());throw new Error(a)}var l=this._getDracoLoaderData(s,r,t),u=this._getMeshData(s,l,t),c=JC(u.attributes),A=fM(u.attributes,l,u.indices),h=n(n({loader:"draco",loaderData:l,header:{vertexCount:s.num_points(),boundingBox:c}},u),{},{schema:A});return h}finally{this.draco.destroy(i),s&&this.draco.destroy(s)}}},{key:"_getDracoLoaderData",value:function(e,t,i){var r=this._getTopLevelMetadata(e),s=this._getDracoAttributes(e,i);return{geometry_type:t,num_attributes:e.num_attributes(),num_points:e.num_points(),num_faces:e instanceof this.draco.Mesh?e.num_faces():0,metadata:r,attributes:s}}},{key:"_getDracoAttributes",value:function(e,t){for(var i={},r=0;r<e.num_attributes();r++){var s=this.decoder.GetAttribute(e,r),n=this._getAttributeMetadata(e,r);i[s.unique_id()]={unique_id:s.unique_id(),attribute_type:s.attribute_type(),data_type:s.data_type(),num_components:s.num_components(),byte_offset:s.byte_offset(),byte_stride:s.byte_stride(),normalized:s.normalized(),attribute_index:r,metadata:n};var o=this._getQuantizationTransform(s,t);o&&(i[s.unique_id()].quantization_transform=o);var a=this._getOctahedronTransform(s,t);a&&(i[s.unique_id()].octahedron_transform=a)}return i}},{key:"_getMeshData",value:function(e,t,i){var r=this._getMeshAttributes(t,e,i);if(!r.POSITION)throw new Error("DRACO: No position attribute found.");return e instanceof this.draco.Mesh?"triangle-strip"===i.topology?{topology:"triangle-strip",mode:4,attributes:r,indices:{value:this._getTriangleStripIndices(e),size:1}}:{topology:"triangle-list",mode:5,attributes:r,indices:{value:this._getTriangleListIndices(e),size:1}}:{topology:"point-list",mode:0,attributes:r}}},{key:"_getMeshAttributes",value:function(e,t,i){for(var r={},s=0,n=Object.values(e.attributes);s<n.length;s++){var o=n[s],a=this._deduceAttributeName(o,i);o.name=a;var l=this._getAttributeValues(t,o),u=l.value,c=l.size;r[a]={value:u,size:c,byteOffset:o.byte_offset,byteStride:o.byte_stride,normalized:o.normalized}}return r}},{key:"_getTriangleListIndices",value:function(e){var t=3*e.num_faces(),i=4*t,r=this.draco._malloc(i);try{return this.decoder.GetTrianglesUInt32Array(e,i,r),new Uint32Array(this.draco.HEAPF32.buffer,r,t).slice()}finally{this.draco._free(r)}}},{key:"_getTriangleStripIndices",value:function(e){var t=new this.draco.DracoInt32Array;try{return this.decoder.GetTriangleStripsFromMesh(e,t),function(e){for(var t=e.size(),i=new Int32Array(t),r=0;r<t;r++)i[r]=e.GetValue(r);return i}(t)}finally{this.draco.destroy(t)}}},{key:"_getAttributeValues",value:function(e,t){var i,r=_M[t.data_type],s=t.num_components,n=e.num_points()*s,o=n*r.BYTES_PER_ELEMENT,a=function(e,t){switch(t){case Float32Array:return e.DT_FLOAT32;case Int8Array:return e.DT_INT8;case Int16Array:return e.DT_INT16;case Int32Array:return e.DT_INT32;case Uint8Array:return e.DT_UINT8;case Uint16Array:return e.DT_UINT16;case Uint32Array:return e.DT_UINT32;default:return e.DT_INVALID}}(this.draco,r),l=this.draco._malloc(o);try{var u=this.decoder.GetAttribute(e,t.attribute_index);this.decoder.GetAttributeDataArrayForAllPoints(e,u,a,o,l),i=new r(this.draco.HEAPF32.buffer,l,n).slice()}finally{this.draco._free(l)}return{value:i,size:s}}},{key:"_deduceAttributeName",value:function(e,t){for(var i=e.unique_id,r=0,s=Object.entries(t.extraAttributes||{});r<s.length;r++){var n=A(s[r],2),o=n[0];if(n[1]===i)return o}var a=e.attribute_type;for(var l in mM){if(this.draco[l]===a)return mM[l]}var u=t.attributeNameEntry||"name";return e.metadata[u]?e.metadata[u].string:"CUSTOM_ATTRIBUTE_".concat(i)}},{key:"_getTopLevelMetadata",value:function(e){var t=this.decoder.GetMetadata(e);return this._getDracoMetadata(t)}},{key:"_getAttributeMetadata",value:function(e,t){var i=this.decoder.GetAttributeMetadata(e,t);return this._getDracoMetadata(i)}},{key:"_getDracoMetadata",value:function(e){if(!e||!e.ptr)return{};for(var t={},i=this.metadataQuerier.NumEntries(e),r=0;r<i;r++){var s=this.metadataQuerier.GetEntryName(e,r);t[s]=this._getDracoMetadataField(e,s)}return t}},{key:"_getDracoMetadataField",value:function(e,t){var i=new this.draco.DracoInt32Array;try{this.metadataQuerier.GetIntEntryArray(e,t,i);var r=function(e){for(var t=e.size(),i=new Int32Array(t),r=0;r<t;r++)i[r]=e.GetValue(r);return i}(i);return{int:this.metadataQuerier.GetIntEntry(e,t),string:this.metadataQuerier.GetStringEntry(e,t),double:this.metadataQuerier.GetDoubleEntry(e,t),intArray:r}}finally{this.draco.destroy(i)}}},{key:"_disableAttributeTransforms",value:function(e){var t,i=e.quantizedAttributes,r=void 0===i?[]:i,s=e.octahedronAttributes,n=void 0===s?[]:s,o=c([].concat(h(r),h(n)));try{for(o.s();!(t=o.n()).done;){var a=t.value;this.decoder.SkipAttributeTransform(this.draco[a])}}catch(e){o.e(e)}finally{o.f()}}},{key:"_getQuantizationTransform",value:function(e,t){var i=this,r=t.quantizedAttributes,s=void 0===r?[]:r,n=e.attribute_type();if(s.map((function(e){return i.decoder[e]})).includes(n)){var o=new this.draco.AttributeQuantizationTransform;try{if(o.InitFromAttribute(e))return{quantization_bits:o.quantization_bits(),range:o.range(),min_values:new Float32Array([1,2,3]).map((function(e){return o.min_value(e)}))}}finally{this.draco.destroy(o)}}return null}},{key:"_getOctahedronTransform",value:function(e,t){var i=this,r=t.octahedronAttributes,s=void 0===r?[]:r,n=e.attribute_type();if(s.map((function(e){return i.decoder[e]})).includes(n)){var o=new this.draco.AttributeQuantizationTransform;try{if(o.InitFromAttribute(e))return{quantization_bits:o.quantization_bits()}}finally{this.draco.destroy(o)}}return null}}]),e}();var bM,xM="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.js"),wM="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_wasm_wrapper.js"),BM="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.wasm");function PM(e){return CM.apply(this,arguments)}function CM(){return(CM=u(a().mark((function e(t){var i;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return i=t.modules||{},bM=i.draco3d?bM||i.draco3d.createDecoderModule({}).then((function(e){return{draco:e}})):bM||MM(t),e.next=4,bM;case 4:return e.abrupt("return",e.sent);case 5:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function MM(e){return EM.apply(this,arguments)}function EM(){return(EM=u(a().mark((function e(t){var i,r,s,n;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:e.t0=t.draco&&t.draco.decoderType,e.next="js"===e.t0?3:(e.t0,7);break;case 3:return e.next=5,hx(xM,"draco",t);case 5:return i=e.sent,e.abrupt("break",21);case 7:return e.t1=Promise,e.next=10,hx(wM,"draco",t);case 10:return e.t2=e.sent,e.next=13,hx(BM,"draco",t);case 13:return e.t3=e.sent,e.t4=[e.t2,e.t3],e.next=17,e.t1.all.call(e.t1,e.t4);case 17:s=e.sent,n=A(s,2),i=n[0],r=n[1];case 21:return i=i||globalThis.DracoDecoderModule,e.next=24,FM(i,r);case 24:return e.abrupt("return",e.sent);case 25:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function FM(e,t){var i={};return t&&(i.wasmBinary=t),new Promise((function(t){e(n(n({},i),{},{onModuleLoaded:function(e){return t({draco:e})}}))}))}var kM=n(n({},XC),{},{parse:function(e,t){return IM.apply(this,arguments)}});function IM(){return(IM=u(a().mark((function e(t,i){var r,s,n;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return e.next=2,PM(i);case 2:return r=e.sent,s=r.draco,n=new yM(s),e.prev=5,e.abrupt("return",n.parseSync(t,null==i?void 0:i.draco));case 7:return e.prev=7,n.destroy(),e.finish(7);case 10:case"end":return e.stop()}}),e,null,[[5,,7,10]])})))).apply(this,arguments)}function DM(e){var t={};for(var i in e){var r=e[i];if("indices"!==i){var s=SM(r);t[i]=s}}return t}function SM(e){var t=function(e){var t=e,i=1,r=0;e&&e.value&&(t=e.value,i=e.size||1);t&&(ArrayBuffer.isView(t)||(t=function(e,t){var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2];if(!e)return null;if(Array.isArray(e))return new t(e);if(i&&!(e instanceof t))return new t(e);return e}(t,Float32Array)),r=t.length/i);return{buffer:t,size:i,count:r}}(e),i=t.buffer,r=t.size;return{value:i,size:r,byteOffset:0,count:t.count,type:xC(r),componentType:wC(i)}}function TM(){return(TM=u(a().mark((function e(t,i,r){var s,n,o,l,u,A;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(null!=i&&null!==(s=i.gltf)&&void 0!==s&&s.decompressMeshes){e.next=2;break}return e.abrupt("return");case 2:n=new MC(t),o=[],l=c(NM(n));try{for(l.s();!(u=l.n()).done;)A=u.value,n.getObjectExtension(A,"KHR_draco_mesh_compression")&&o.push(LM(n,A,i,r))}catch(e){l.e(e)}finally{l.f()}return e.next=8,Promise.all(o);case 8:n.removeExtension("KHR_draco_mesh_compression");case 9:case"end":return 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22:r.next=3;break;case 24:r.next=29;break;case 26:r.prev=26,r.t1=r.catch(1),t.e(r.t1);case 29:return r.prev=29,t.f(),r.finish(29);case 32:case"end":return r.stop()}}),r,null,[[1,26,29,32],[6,16,19,22]])}function QM(){return(QM=u(a().mark((function e(t){var i,r,s,n,o,l,u;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:i=new MC(t),r=i.json,(s=i.getExtension("KHR_lights_punctual"))&&(i.json.lights=s.lights,i.removeExtension("KHR_lights_punctual")),n=c(r.nodes||[]);try{for(n.s();!(o=n.n()).done;)l=o.value,(u=i.getObjectExtension(l,"KHR_lights_punctual"))&&(l.light=u.light),i.removeObjectExtension(l,"KHR_lights_punctual")}catch(e){n.e(e)}finally{n.f()}case 6:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function VM(){return(VM=u(a().mark((function e(t){var i,r,s,n,o,l,u;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(i=new MC(t),(r=i.json).lights&&(dC(!(s=i.addExtension("KHR_lights_punctual")).lights),s.lights=r.lights,delete 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s=t.value;UM(s),i.addRequiredExtension("KHR_draco_mesh_compression")}}catch(e){r.e(e)}finally{r.f()}}}),Object.freeze({__proto__:null,name:"KHR_lights_punctual",decode:function(e){return QM.apply(this,arguments)},encode:function(e){return VM.apply(this,arguments)}}),Object.freeze({__proto__:null,name:"KHR_materials_unlit",decode:function(e){return HM.apply(this,arguments)},encode:function(e){var t=new MC(e),i=t.json;if(t.materials){var r,s=c(i.materials||[]);try{for(s.s();!(r=s.n()).done;){var n=r.value;n.unlit&&(delete n.unlit,t.addObjectExtension(n,"KHR_materials_unlit",{}),t.addExtension("KHR_materials_unlit"))}}catch(e){s.e(e)}finally{s.f()}}}}),Object.freeze({__proto__:null,name:"KHR_techniques_webgl",decode:function(e){return jM.apply(this,arguments)},encode:function(e,t){return GM.apply(this,arguments)}})];function XM(e){var t,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},r=arguments.length>2?arguments[2]:void 0,s=KM.filter((function(e){return ZM(e.name,i)})),n=c(s);try{for(n.s();!(t=n.n()).done;){var o,a=t.value;null===(o=a.preprocess)||void 0===o||o.call(a,e,i,r)}}catch(e){n.e(e)}finally{n.f()}}function JM(e){return YM.apply(this,arguments)}function YM(){return YM=u(a().mark((function e(t){var i,r,s,n,o,l,u,A=arguments;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:i=A.length>1&&void 0!==A[1]?A[1]:{},r=A.length>2?A[2]:void 0,s=KM.filter((function(e){return ZM(e.name,i)})),n=c(s),e.prev=4,n.s();case 6:if((o=n.n()).done){e.next=12;break}return l=o.value,e.next=10,null===(u=l.decode)||void 0===u?void 0:u.call(l,t,i,r);case 10:e.next=6;break;case 12:e.next=17;break;case 14:e.prev=14,e.t0=e.catch(4),n.e(e.t0);case 17:return e.prev=17,n.f(),e.finish(17);case 20:case"end":return e.stop()}}),e,null,[[4,14,17,20]])}))),YM.apply(this,arguments)}function ZM(e,t){var i,r=(null==t||null===(i=t.gltf)||void 0===i?void 0:i.excludeExtensions)||{};return!(e in r&&!r[e])}var qM={accessors:"accessor",animations:"animation",buffers:"buffer",bufferViews:"bufferView",images:"image",materials:"material",meshes:"mesh",nodes:"node",samplers:"sampler",scenes:"scene",skins:"skin",textures:"texture"},$M={accessor:"accessors",animations:"animation",buffer:"buffers",bufferView:"bufferViews",image:"images",material:"materials",mesh:"meshes",node:"nodes",sampler:"samplers",scene:"scenes",skin:"skins",texture:"textures"},eE=function(){function e(){B(this,e),Jb(this,"idToIndexMap",{animations:{},accessors:{},buffers:{},bufferViews:{},images:{},materials:{},meshes:{},nodes:{},samplers:{},scenes:{},skins:{},textures:{}}),Jb(this,"json",void 0)}return C(e,[{key:"normalize",value:function(e,t){this.json=e.json;var i=e.json;switch(i.asset&&i.asset.version){case"2.0":return;case void 0:case"1.0":break;default:return void console.warn("glTF: Unknown version ".concat(i.asset.version))}if(!t.normalize)throw new Error("glTF v1 is not supported.");console.warn("Converting glTF v1 to 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This is experimental and may fail."),this._addAsset(i),this._convertTopLevelObjectsToArrays(i),function(e){var t,i=new MC(e),r=i.json,s=c(r.images||[]);try{for(s.s();!(t=s.n()).done;){var n=t.value,o=i.getObjectExtension(n,"KHR_binary_glTF");o&&Object.assign(n,o),i.removeObjectExtension(n,"KHR_binary_glTF")}}catch(e){s.e(e)}finally{s.f()}r.buffers&&r.buffers[0]&&delete r.buffers[0].uri,i.removeExtension("KHR_binary_glTF")}(e),this._convertObjectIdsToArrayIndices(i),this._updateObjects(i),this._updateMaterial(i)}},{key:"_addAsset",value:function(e){e.asset=e.asset||{},e.asset.version="2.0",e.asset.generator=e.asset.generator||"Normalized to glTF 2.0 by loaders.gl"}},{key:"_convertTopLevelObjectsToArrays",value:function(e){for(var t in qM)this._convertTopLevelObjectToArray(e,t)}},{key:"_convertTopLevelObjectToArray",value:function(e,t){var i=e[t];if(i&&!Array.isArray(i))for(var r in e[t]=[],i){var s=i[r];s.id=s.id||r;var n=e[t].length;e[t].push(s),this.idToIndexMap[t][r]=n}}},{key:"_convertObjectIdsToArrayIndices",value:function(e){for(var t in qM)this._convertIdsToIndices(e,t);"scene"in e&&(e.scene=this._convertIdToIndex(e.scene,"scene"));var i,r=c(e.textures);try{for(r.s();!(i=r.n()).done;){var s=i.value;this._convertTextureIds(s)}}catch(e){r.e(e)}finally{r.f()}var n,o=c(e.meshes);try{for(o.s();!(n=o.n()).done;){var a=n.value;this._convertMeshIds(a)}}catch(e){o.e(e)}finally{o.f()}var l,u=c(e.nodes);try{for(u.s();!(l=u.n()).done;){var A=l.value;this._convertNodeIds(A)}}catch(e){u.e(e)}finally{u.f()}var h,d=c(e.scenes);try{for(d.s();!(h=d.n()).done;){var p=h.value;this._convertSceneIds(p)}}catch(e){d.e(e)}finally{d.f()}}},{key:"_convertTextureIds",value:function(e){e.source&&(e.source=this._convertIdToIndex(e.source,"image"))}},{key:"_convertMeshIds",value:function(e){var t,i=c(e.primitives);try{for(i.s();!(t=i.n()).done;){var r=t.value,s=r.attributes,n=r.indices,o=r.material;for(var a in s)s[a]=this._convertIdToIndex(s[a],"accessor");n&&(r.indices=this._convertIdToIndex(n,"accessor")),o&&(r.material=this._convertIdToIndex(o,"material"))}}catch(e){i.e(e)}finally{i.f()}}},{key:"_convertNodeIds",value:function(e){var t=this;e.children&&(e.children=e.children.map((function(e){return t._convertIdToIndex(e,"node")}))),e.meshes&&(e.meshes=e.meshes.map((function(e){return t._convertIdToIndex(e,"mesh")})))}},{key:"_convertSceneIds",value:function(e){var t=this;e.nodes&&(e.nodes=e.nodes.map((function(e){return t._convertIdToIndex(e,"node")})))}},{key:"_convertIdsToIndices",value:function(e,t){e[t]||(console.warn("gltf v1: json doesn't contain attribute ".concat(t)),e[t]=[]);var i,r=c(e[t]);try{for(r.s();!(i=r.n()).done;){var s=i.value;for(var n in s){var o=s[n],a=this._convertIdToIndex(o,n);s[n]=a}}}catch(e){r.e(e)}finally{r.f()}}},{key:"_convertIdToIndex",value:function(e,t){var i=$M[t];if(i in this.idToIndexMap){var r=this.idToIndexMap[i][e];if(!Number.isFinite(r))throw new Error("gltf v1: failed to resolve ".concat(t," with id ").concat(e));return r}return e}},{key:"_updateObjects",value:function(e){var t,i=c(this.json.buffers);try{for(i.s();!(t=i.n()).done;){delete t.value.type}}catch(e){i.e(e)}finally{i.f()}}},{key:"_updateMaterial",value:function(e){var t,i=c(e.materials);try{var r=function(){var i=t.value;i.pbrMetallicRoughness={baseColorFactor:[1,1,1,1],metallicFactor:1,roughnessFactor:1};var r=(null===(s=i.values)||void 0===s?void 0:s.tex)||(null===(n=i.values)||void 0===n?void 0:n.texture2d_0),o=e.textures.findIndex((function(e){return e.id===r}));-1!==o&&(i.pbrMetallicRoughness.baseColorTexture={index:o})};for(i.s();!(t=i.n()).done;){var s,n;r()}}catch(e){i.e(e)}finally{i.f()}}}]),e}();function tE(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return(new eE).normalize(e,t)}var iE={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},rE={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},sE=10240,nE=10241,oE=10242,aE=10243,lE=10497,uE=9986,cE={magFilter:sE,minFilter:nE,wrapS:oE,wrapT:aE},AE=(o(e={},sE,9729),o(e,nE,uE),o(e,oE,lE),o(e,aE,lE),e);var hE=function(){function e(){B(this,e),Jb(this,"baseUri",""),Jb(this,"json",{}),Jb(this,"buffers",[]),Jb(this,"images",[])}return C(e,[{key:"postProcess",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=e.json,r=e.buffers,s=void 0===r?[]:r,n=e.images,o=void 0===n?[]:n,a=e.baseUri,l=void 0===a?"":a;return dC(i),this.baseUri=l,this.json=i,this.buffers=s,this.images=o,this._resolveTree(this.json,t),this.json}},{key:"_resolveTree",value:function(e){var t=this;e.bufferViews&&(e.bufferViews=e.bufferViews.map((function(e,i){return t._resolveBufferView(e,i)}))),e.images&&(e.images=e.images.map((function(e,i){return t._resolveImage(e,i)}))),e.samplers&&(e.samplers=e.samplers.map((function(e,i){return t._resolveSampler(e,i)}))),e.textures&&(e.textures=e.textures.map((function(e,i){return t._resolveTexture(e,i)}))),e.accessors&&(e.accessors=e.accessors.map((function(e,i){return t._resolveAccessor(e,i)}))),e.materials&&(e.materials=e.materials.map((function(e,i){return t._resolveMaterial(e,i)}))),e.meshes&&(e.meshes=e.meshes.map((function(e,i){return t._resolveMesh(e,i)}))),e.nodes&&(e.nodes=e.nodes.map((function(e,i){return t._resolveNode(e,i)}))),e.skins&&(e.skins=e.skins.map((function(e,i){return t._resolveSkin(e,i)}))),e.scenes&&(e.scenes=e.scenes.map((function(e,i){return t._resolveScene(e,i)}))),void 0!==e.scene&&(e.scene=e.scenes[this.json.scene])}},{key:"getScene",value:function(e){return this._get("scenes",e)}},{key:"getNode",value:function(e){return this._get("nodes",e)}},{key:"getSkin",value:function(e){return this._get("skins",e)}},{key:"getMesh",value:function(e){return this._get("meshes",e)}},{key:"getMaterial",value:function(e){return this._get("materials",e)}},{key:"getAccessor",value:function(e){return this._get("accessors",e)}},{key:"getCamera",value:function(e){return null}},{key:"getTexture",value:function(e){return this._get("textures",e)}},{key:"getSampler",value:function(e){return this._get("samplers",e)}},{key:"getImage",value:function(e){return this._get("images",e)}},{key:"getBufferView",value:function(e){return this._get("bufferViews",e)}},{key:"getBuffer",value:function(e){return this._get("buffers",e)}},{key:"_get",value:function(e,t){if("object"===w(t))return t;var i=this.json[e]&&this.json[e][t];return i||console.warn("glTF file error: Could not find ".concat(e,"[").concat(t,"]")),i}},{key:"_resolveScene",value:function(e,t){var i=this;return e.id=e.id||"scene-".concat(t),e.nodes=(e.nodes||[]).map((function(e){return i.getNode(e)})),e}},{key:"_resolveNode",value:function(e,t){var i=this;return e.id=e.id||"node-".concat(t),e.children&&(e.children=e.children.map((function(e){return i.getNode(e)}))),void 0!==e.mesh?e.mesh=this.getMesh(e.mesh):void 0!==e.meshes&&e.meshes.length&&(e.mesh=e.meshes.reduce((function(e,t){var r=i.getMesh(t);return e.id=r.id,e.primitives=e.primitives.concat(r.primitives),e}),{primitives:[]})),void 0!==e.camera&&(e.camera=this.getCamera(e.camera)),void 0!==e.skin&&(e.skin=this.getSkin(e.skin)),e}},{key:"_resolveSkin",value:function(e,t){return e.id=e.id||"skin-".concat(t),e.inverseBindMatrices=this.getAccessor(e.inverseBindMatrices),e}},{key:"_resolveMesh",value:function(e,t){var i=this;return e.id=e.id||"mesh-".concat(t),e.primitives&&(e.primitives=e.primitives.map((function(e){var t=(e=n({},e)).attributes;for(var r in e.attributes={},t)e.attributes[r]=i.getAccessor(t[r]);return void 0!==e.indices&&(e.indices=i.getAccessor(e.indices)),void 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l={src:t,entityId:s.entityId,metaModelJSON:r,autoMetaModel:s.autoMetaModel,globalizeObjectIds:s.globalizeObjectIds,metaObjects:[],loadBuffer:s.loadBuffer,basePath:s.basePath,handlenode:s.handlenode,backfaces:!!s.backfaces,gltfData:i,scene:n.scene,plugin:e,sceneModel:n,numObjects:0,nodes:[],nextId:0,log:function(t){e.log(t)}};!function(e){var t=e.gltfData.textures;if(t)for(var i=0,r=t.length;i<r;i++)LE(e,t[i])}(l),function(e){var t=e.gltfData.materials;if(t)for(var i=0,r=t.length;i<r;i++){var s=t[i];s._textureSetId=RE(e,s),s._attributes=UE(e,s)}}(l),s.autoMetaModel&&l.metaObjects.push({id:n.id,type:"Default",name:n.id}),function(e){var t=e.gltfData,i=t.scene||t.scenes[0];if(!i)return void function(e,t){e.plugin.error(t)}(e,"glTF has no default scene");var r=i.nodes;if(!r)return;!function e(t){t.forEach((function(t){var i=t.mesh;i&&(i.instances||(i.instances=0),i.instances+=1),t.children&&e(t.children)}))}(r);var s=[],n=null;!function t(i,r,o){i.forEach((function(i){var 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3:l.primitive="lines";break;default:l.primitive=c?"triangles":"solid"}var A=a.attributes.POSITION;if(A){l.localPositions=A.value,l.positions=new Float64Array(l.localPositions.length),a.attributes.NORMAL&&(l.normals=a.attributes.NORMAL.value),a.attributes.TEXCOORD_0&&(l.uv=a.attributes.TEXCOORD_0.value),a.indices&&(l.indices=a.indices.value),i?re.transformPositions3(i,l.localPositions,l.positions):l.positions.set(l.localPositions);var h=re.vec3();Ge(l.positions,l.positions,h)&&(l.origin=h),t.sceneModel.createMesh(l),r.push(l.id)}}}}(i,e,u,n),i.children&&t(i.children,r+1,u),l){if(n.length>0){var c=e.globalizeObjectIds?re.globalizeObjectId(e.sceneModel.id,l):l;e.sceneModel.createEntity({id:c,meshIds:n,isObject:!0}),e.autoMetaModel&&e.metaObjects.push({id:c,type:"Default",name:c,parent:e.sceneModel.id})}n=s.pop()}}))}(r,0,null)}(l),n.finalize(),s.autoMetaModel&&e.viewer.metaScene.createMetaModel(n.id,{metaObjects:l.metaObjects}),a.processes--,o()}))}function 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i={};switch(t.normalTexture&&(i.normalTextureId=t.normalTexture.texture._textureId),t.occlusionTexture&&(i.occlusionTextureId=t.occlusionTexture.texture._textureId),t.emissiveTexture&&(i.emissiveTextureId=t.emissiveTexture.texture._textureId),t.alphaMode){case"OPAQUE":break;case"MASK":var r=t.alphaCutoff;i.alphaCutoff=void 0!==r?r:.5}var s=t.pbrMetallicRoughness;if(t.pbrMetallicRoughness){var n=t.pbrMetallicRoughness,o=n.baseColorTexture||n.colorTexture;o&&(o.texture?i.colorTextureId=o.texture._textureId:i.colorTextureId=e.gltfData.textures[o.index]._textureId),s.metallicRoughnessTexture&&(i.metallicRoughnessTextureId=s.metallicRoughnessTexture.texture._textureId)}var a=t.extensions;if(a){var l=a.KHR_materials_pbrSpecularGlossiness;if(l){l.specularTexture;var u=l.specularColorTexture;null!=u&&(i.colorTextureId=e.gltfData.textures[u.index]._textureId)}}return void 0!==i.normalTextureId||void 0!==i.occlusionTextureId||void 0!==i.emissiveTextureId||void 0!==i.colorTextureId||void 0!==i.metallicRoughnessTextureId?(i.id="textureSet-".concat(e.nextId++,";"),e.sceneModel.createTextureSet(i),i.id):null}function UE(e,t){var i=t.extensions,r={color:new Float32Array([1,1,1,1]),opacity:1,metallic:0,roughness:1,doubleSided:!0};if(i){var s=i.KHR_materials_pbrSpecularGlossiness;if(s){var n=s.diffuseFactor;null!=n&&r.color.set(n)}var o=i.KHR_materials_common;if(o){var a=o.technique,l=o.values||{},u="BLINN"===a,c="PHONG"===a,A="LAMBERT"===a,h=l.diffuse;h&&(u||c||A)&&(he.isString(h)||r.color.set(h));var d=l.transparency;null!=d&&(r.opacity=d);var p=l.transparent;null!=p&&(r.opacity=p)}}var f=t.pbrMetallicRoughness;if(f){var v=f.baseColorFactor;v&&(r.color[0]=v[0],r.color[1]=v[1],r.color[2]=v[2],r.opacity=v[3]);var g=f.metallicFactor;null!=g&&(r.metallic=g);var m=f.roughnessFactor;null!=m&&(r.roughness=m)}return r.doubleSided=!1!==t.doubleSided,r}var OE={DEFAULT:{}},NE=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"GLTFLoader",e,s))._sceneModelLoader=new DE(b(r),s),r.dataSource=s.dataSource,r.objectDefaults=s.objectDefaults,r}return C(i,[{key:"dataSource",get:function(){return this._dataSource},set:function(e){this._dataSource=e||new hd}},{key:"objectDefaults",get:function(){return this._objectDefaults},set:function(e){this._objectDefaults=e||OE}},{key:"load",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};t.id&&this.viewer.scene.components[t.id]&&(this.error("Component with this ID already exists in viewer: "+t.id+" - will autogenerate this ID"),delete t.id);var i=new Vh(this.viewer.scene,he.apply(t,{isModel:!0,dtxEnabled:t.dtxEnabled})),r=i.id;if(!t.src&&!t.gltf)return this.error("load() param expected: src or gltf"),i;if(t.metaModelSrc||t.metaModelJSON){var s=function(s){e.viewer.metaScene.createMetaModel(r,s,{}),e.viewer.scene.canvas.spinner.processes--,t.src?e._sceneModelLoader.load(e,t.src,s,t,i):e._sceneModelLoader.parse(e,t.gltf,s,t,i)};if(t.metaModelSrc){var n=t.metaModelSrc;this.viewer.scene.canvas.spinner.processes++,this._dataSource.getMetaModel(n,(function(t){e.viewer.scene.canvas.spinner.processes--,s(t)}),(function(t){e.error("load(): Failed to load model metadata for model '".concat(r," from  '").concat(n,"' - ").concat(t)),e.viewer.scene.canvas.spinner.processes--}))}else t.metaModelJSON&&s(t.metaModelJSON)}else t.src?this._sceneModelLoader.load(this,t.src,null,t,i):this._sceneModelLoader.parse(this,t.gltf,null,t,i);return i.once("destroyed",(function(){e.viewer.metaScene.destroyMetaModel(r)})),i}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}}]),i}();function QE(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},r="lightgrey",s=i.hoverColor||"rgba(0,0,0,0.4)",n=i.textColor||"black",o=500,a=o+o/3,l=a/24,u=[{boundary:[6,6,6,6],color:i.frontColor||i.color||"#55FF55"},{boundary:[18,6,6,6],color:i.backColor||i.color||"#55FF55"},{boundary:[12,6,6,6],color:i.rightColor||i.color||"#FF5555"},{boundary:[0,6,6,6],color:i.leftColor||i.color||"#FF5555"},{boundary:[6,0,6,6],color:i.topColor||i.color||"#7777FF"},{boundary:[6,12,6,6],color:i.bottomColor||i.color||"#7777FF"}],c=[{label:"NavCube.front",boundaries:[[7,7,4,4]],dir:[0,1,0],up:[0,0,1]},{label:"NavCube.back",boundaries:[[19,7,4,4]],dir:[0,-1,0],up:[0,0,1]},{label:"NavCube.right",boundaries:[[13,7,4,4]],dir:[-1,0,0],up:[0,0,1]},{label:"NavCube.left",boundaries:[[1,7,4,4]],dir:[1,0,0],up:[0,0,1]},{label:"NavCube.top",boundaries:[[7,1,4,4]],dir:[0,0,-1],up:[0,1,0]},{label:"NavCube.bottom",boundaries:[[7,13,4,4]],dir:[0,0,1],up:[0,-1,0]},{boundaries:[[7,5,4,2]],dir:[0,1,-1],up:[0,1,1]},{boundaries:[[1,6,4,1],[6,1,1,4]],dir:[1,0,-1],up:[1,0,1]},{boundaries:[[7,0,4,1],[19,6,4,1]],dir:[0,-1,-1],up:[0,-1,1]},{boundaries:[[13,6,4,1],[11,1,1,4]],dir:[-1,0,-1],up:[-1,0,1]},{boundaries:[[7,11,4,2]],dir:[0,1,1],up:[0,-1,1]},{boundaries:[[1,11,4,1],[6,13,1,4]],dir:[1,0,1],up:[-1,0,1]},{boundaries:[[7,17,4,1],[19,11,4,1]],dir:[0,-1,1],up:[0,1,1]},{boundaries:[[13,11,4,1],[11,13,1,4]],dir:[-1,0,1],up:[1,0,1]},{boundaries:[[5,7,2,4]],dir:[1,1,0],up:[0,0,1]},{boundaries:[[11,7,2,4]],dir:[-1,1,0],up:[0,0,1]},{boundaries:[[17,7,2,4]],dir:[-1,-1,0],up:[0,0,1]},{boundaries:[[0,7,1,4],[23,7,1,4]],dir:[1,-1,0],up:[0,0,1]},{boundaries:[[5,11,2,2]],dir:[1,1,1],up:[-1,-1,1]},{boundaries:[[23,11,1,1],[6,17,1,1],[0,11,1,1]],dir:[1,-1,1],up:[-1,1,1]},{boundaries:[[5,5,2,2]],dir:[1,1,-1],up:[1,1,1]},{boundaries:[[11,17,1,1],[17,11,2,1]],dir:[-1,-1,1],up:[1,1,1]},{boundaries:[[17,6,2,1],[11,0,1,1]],dir:[-1,-1,-1],up:[-1,-1,1]},{boundaries:[[11,11,2,2]],dir:[-1,1,1],up:[1,-1,1]},{boundaries:[[0,6,1,1],[6,0,1,1],[23,6,1,1]],dir:[1,-1,-1],up:[1,-1,1]},{boundaries:[[11,5,2,2]],dir:[-1,1,-1],up:[-1,1,1]}];i.frontColor||i.color,i.backColor||i.color,i.rightColor||i.color,i.leftColor||i.color,i.topColor||i.color,i.bottomColor||i.color;for(var A=[{yUp:"",label:"NavCube.front",boundaries:[[7,7,4,4]],dir:[0,0,-1],up:[0,1,0]},{label:"NavCube.back",boundaries:[[19,7,4,4]],dir:[0,0,1],up:[0,1,0]},{label:"NavCube.right",boundaries:[[13,7,4,4]],dir:[-1,0,0],up:[0,1,0]},{label:"NavCube.left",boundaries:[[1,7,4,4]],dir:[1,0,0],up:[0,1,0]},{label:"NavCube.top",boundaries:[[7,1,4,4]],dir:[0,-1,0],up:[0,0,-1]},{label:"NavCube.bottom",boundaries:[[7,13,4,4]],dir:[0,1,0],up:[0,0,1]},{boundaries:[[7,5,4,2]],dir:[0,-.7071,-.7071],up:[0,.7071,-.7071]},{boundaries:[[1,6,4,1],[6,1,1,4]],dir:[1,-1,0],up:[1,1,0]},{boundaries:[[7,0,4,1],[19,6,4,1]],dir:[0,-.7071,.7071],up:[0,.7071,.7071]},{boundaries:[[13,6,4,1],[11,1,1,4]],dir:[-1,-1,0],up:[-1,1,0]},{boundaries:[[7,11,4,2]],dir:[0,1,-1],up:[0,1,1]},{boundaries:[[1,11,4,1],[6,13,1,4]],dir:[1,1,0],up:[-1,1,0]},{boundaries:[[7,17,4,1],[19,11,4,1]],dir:[0,1,1],up:[0,1,-1]},{boundaries:[[13,11,4,1],[11,13,1,4]],dir:[-1,1,0],up:[1,1,0]},{boundaries:[[5,7,2,4]],dir:[1,0,-1],up:[0,1,0]},{boundaries:[[11,7,2,4]],dir:[-1,0,-1],up:[0,1,0]},{boundaries:[[17,7,2,4]],dir:[-1,0,1],up:[0,1,0]},{boundaries:[[0,7,1,4],[23,7,1,4]],dir:[1,0,1],up:[0,1,0]},{boundaries:[[5,11,2,2]],dir:[.5,.7071,-.5],up:[-.5,.7071,.5]},{boundaries:[[23,11,1,1],[6,17,1,1],[0,11,1,1]],dir:[.5,.7071,.5],up:[-.5,.7071,-.5]},{boundaries:[[5,5,2,2]],dir:[.5,-.7071,-.5],up:[.5,.7071,-.5]},{boundaries:[[11,17,1,1],[17,11,2,1]],dir:[-.5,.7071,.5],up:[.5,.7071,-.5]},{boundaries:[[17,6,2,1],[11,0,1,1]],dir:[-.5,-.7071,.5],up:[-.5,.7071,.5]},{boundaries:[[11,11,2,2]],dir:[-.5,.7071,-.5],up:[.5,.7071,.5]},{boundaries:[[0,6,1,1],[6,0,1,1],[23,6,1,1]],dir:[.5,-.7071,.5],up:[.5,.7071,.5]},{boundaries:[[11,5,2,2]],dir:[-.5,-.7071,-.5],up:[-.5,.7071,-.5]}],h=0,d=c.length;h<d;h++)re.normalizeVec3(c[h].dir,c[h].dir),re.normalizeVec3(c[h].up,c[h].up);for(var p=0,f=A.length;p<f;p++)re.normalizeVec3(A[p].dir,A[p].dir),re.normalizeVec3(A[p].up,A[p].up);var v=A;this._textureCanvas=document.createElement("canvas"),this._textureCanvas.width=a,this._textureCanvas.height=o,this._textureCanvas.style.width=a+"px",this._textureCanvas.style.height=o+"px",this._textureCanvas.style.padding="0",this._textureCanvas.style.margin="0",this._textureCanvas.style.top="0",this._textureCanvas.style.background=r,this._textureCanvas.style.position="absolute",this._textureCanvas.style.opacity="1.0",this._textureCanvas.style.visibility="hidden",this._textureCanvas.style["z-index"]=2e6;var g=document.getElementsByTagName("body")[0];g.appendChild(this._textureCanvas);var m=this._textureCanvas.getContext("2d"),_=!1;function y(){for(var e=0,i=u.length;e<i;e++){var o=u[e],a=o.boundary,c=Math.round(a[0]*l),A=Math.round(a[1]*l),h=Math.round(a[2]*l),d=Math.round(a[3]*l);m.fillStyle=o.color,m.fillRect(c,A,h,d)}for(var p=0,f=v.length;p<f;p++){for(var g=void 0,_=void 0,y=void 0,b=void 0,x=v[p],w=x.boundaries,P=0,C=w.length;P<C;P++){var M=w[P];g=Math.round(M[0]*l),_=Math.round(M[1]*l),y=Math.round(M[2]*l),b=Math.round(M[3]*l),x.highlighted&&(m.fillStyle=x.highlighted?s:x.color||r,m.fillRect(g,_,y,b))}if(x.label){m.fillStyle=n,m.font="60px sans-serif",m.textAlign="center";var E=g+.5*y,F=_+.7*b;m.fillText(B(x.label),E,F,80)}}t.glRedraw()}var b,x,w,B=(b={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"},x={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"},w={"NavCube.front":"FRONT","NavCube.back":"BACK","NavCube.right":"RIGHT","NavCube.left":"LEFT","NavCube.top":"TOP","NavCube.bottom":"BOTTOM"},function(t){var i=_?x:b,r=i?i[t]:null;return r?e.localeService.translate(r)||w[r]||r:t});this.setZUp=function(){_=!0,v=c,this.clear()},this.setYUp=function(){_=!1,v=A,this.clear()},this.clear=function(){m.fillStyle=r,m.fillRect(0,0,a,o);for(var e=0,t=v.length;e<t;e++){v[e].highlighted=!1}y()},this.getArea=function(e){for(var t=e[0]*a,i=o-e[1]*o,r=0,s=v.length;r<s;r++)for(var n=v[r].boundaries,u=0,c=n.length;u<c;u++){var A=n[u];if(t>=A[0]*l&&t<=(A[0]+A[2])*l&&i>=A[1]*l&&i<=(A[1]+A[3])*l)return r}return-1},this.setAreaHighlighted=function(e,t){var i=v[e];if(!i)throw"Area not found: "+e;i.highlighted=!!t,y()},this.getAreaDir=function(e){var t=v[e];if(!t)throw"Unknown area: "+e;return t.dir},this.getAreaUp=function(e){var t=v[e];if(!t)throw"Unknown area: "+e;return t.up},this.getImage=function(){return this._textureCanvas},this.destroy=function(){this._textureCanvas&&(this._textureCanvas.parentNode.removeChild(this._textureCanvas),this._textureCanvas=null)}}var VE=re.vec3(),HE=re.vec3();re.mat4();var jE=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),r=t.call(this,"NavCube",e,s),e.navCube=b(r);var n=!0;try{r._navCubeScene=new dr(e,{canvasId:s.canvasId,canvasElement:s.canvasElement,transparent:!0}),r._navCubeCanvas=r._navCubeScene.canvas.canvas,r._navCubeScene.input.keyboardEnabled=!1}catch(e){return r.error(e),y(r)}var o=r._navCubeScene;o.clearLights(),new Li(o,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new Li(o,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new Li(o,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),r._navCubeCamera=o.camera,r._navCubeCamera.ortho.scale=7,r._navCubeCamera.ortho.near=.1,r._navCubeCamera.ortho.far=2e3,o.edgeMaterial.edgeColor=[.2,.2,.2],o.edgeMaterial.edgeAlpha=.6,r._zUp=Boolean(e.camera.zUp);var a=b(r);r.setIsProjectNorth(s.isProjectNorth),r.setProjectNorthOffsetAngle(s.projectNorthOffsetAngle);var l,u=(l=re.mat4(),function(e,t,i){return re.identityMat4(l),re.rotationMat4v(e*a._projectNorthOffsetAngle*re.DEGTORAD,[0,1,0],l),re.transformVec3(l,t,i)});r._synchCamera=function(){var t=re.rotationMat4c(-90*re.DEGTORAD,1,0,0),i=re.vec3(),r=re.vec3(),s=re.vec3();return function(){var n=e.camera.eye,o=e.camera.look,l=e.camera.up;i=re.mulVec3Scalar(re.normalizeVec3(re.subVec3(n,o,i)),5),a._isProjectNorth&&a._projectNorthOffsetAngle&&(i=u(-1,i,VE),l=u(-1,l,HE)),a._zUp?(re.transformVec3(t,i,r),re.transformVec3(t,l,s),a._navCubeCamera.look=[0,0,0],a._navCubeCamera.eye=re.transformVec3(t,i,r),a._navCubeCamera.up=re.transformPoint3(t,l,s)):(a._navCubeCamera.look=[0,0,0],a._navCubeCamera.eye=i,a._navCubeCamera.up=l)}}(),r._cubeTextureCanvas=new QE(e,o,s),r._cubeSampler=new qn(o,{image:r._cubeTextureCanvas.getImage(),flipY:!0,wrapS:1001,wrapT:1001}),r._cubeMesh=new _n(o,{geometry:new Xi(o,{primitive:"triangles",normals:[0,0,1,0,0,1,0,0,1,0,0,1,1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1],positions:[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,-1,1,-1,-1,1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,-1,1,-1,-1,-1,1,-1,-1,1,-1,1,-1,-1,1,1,-1,-1,-1,-1,-1,-1,1,-1,1,1,-1],uv:[.5,.6666,.25,.6666,.25,.3333,.5,.3333,.5,.6666,.5,.3333,.75,.3333,.75,.6666,.5,.6666,.5,1,.25,1,.25,.6666,.25,.6666,0,.6666,0,.3333,.25,.3333,.25,0,.5,0,.5,.3333,.25,.3333,.75,.3333,1,.3333,1,.6666,.75,.6666],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]}),material:new $i(o,{diffuse:[.4,.4,.4],specular:[.4,.4,.4],emissive:[.6,.6,.6],diffuseMap:r._cubeSampler,emissiveMap:r._cubeSampler}),visible:!!n,edges:!0}),r._shadow=!1===s.shadowVisible?null:new _n(o,{geometry:new Xi(o,bn({center:[0,0,0],radiusTop:.001,radiusBottom:1.4,height:.01,radialSegments:20,heightSegments:1,openEnded:!0})),material:new $i(o,{diffuse:[0,0,0],specular:[0,0,0],emissive:[0,0,0],alpha:.5}),position:[0,-1.5,0],visible:!!n,pickable:!1,backfaces:!1}),r._onCameraMatrix=e.camera.on("matrix",r._synchCamera),r._onCameraWorldAxis=e.camera.on("worldAxis",(function(){e.camera.zUp?(r._zUp=!0,r._cubeTextureCanvas.setZUp(),r._repaint(),r._synchCamera()):e.camera.yUp&&(r._zUp=!1,r._cubeTextureCanvas.setYUp(),r._repaint(),r._synchCamera())})),r._onCameraFOV=e.camera.perspective.on("fov",(function(e){r._synchProjection&&(r._navCubeCamera.perspective.fov=e)})),r._onCameraProjection=e.camera.on("projection",(function(e){r._synchProjection&&(r._navCubeCamera.projection="ortho"===e||"perspective"===e?e:"perspective")}));var c=-1;function A(t,i){var r=(t-d)*-_,s=(i-p)*-_;e.camera.orbitYaw(r),e.camera.orbitPitch(-s),d=t,p=i}function h(e){var t=[0,0];if(e){for(var i=e.target,r=0,s=0;i.offsetParent;)r+=i.offsetLeft,s+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-r,t[1]=e.pageY-s}else e=window.event,t[0]=e.x,t[1]=e.y;return t}var d,p,f=null,v=null,g=!1,m=!1,_=.5;a._navCubeCanvas.addEventListener("mouseenter",a._onMouseEnter=function(e){m=!0}),a._navCubeCanvas.addEventListener("mouseleave",a._onMouseLeave=function(e){m=!1}),a._navCubeCanvas.addEventListener("mousedown",a._onMouseDown=function(e){if(1===e.which){f=e.x,v=e.y,d=e.clientX,p=e.clientY;var t=h(e),i=o.pick({canvasPos:t});g=!!i}}),document.addEventListener("mouseup",a._onMouseUp=function(e){if(1===e.which&&(g=!1,null!==f)){var t=h(e),i=o.pick({canvasPos:t,pickSurface:!0});if(i&&i.uv){var r=a._cubeTextureCanvas.getArea(i.uv);if(r>=0&&(document.body.style.cursor="pointer",c>=0&&(a._cubeTextureCanvas.setAreaHighlighted(c,!1),a._repaint(),c=-1),r>=0)){if(a._cubeTextureCanvas.setAreaHighlighted(r,!0),c=r,a._repaint(),e.x<f-3||e.x>f+3||e.y<v-3||e.y>v+3)return;var s=a._cubeTextureCanvas.getAreaDir(r);if(s){var n=a._cubeTextureCanvas.getAreaUp(r);a._isProjectNorth&&a._projectNorthOffsetAngle&&(s=u(1,s,VE),n=u(1,n,HE)),x(s,n,(function(){c>=0&&(a._cubeTextureCanvas.setAreaHighlighted(c,!1),a._repaint(),c=-1),document.body.style.cursor="pointer",c>=0&&(a._cubeTextureCanvas.setAreaHighlighted(c,!1),a._repaint(),c=-1),r>=0&&(a._cubeTextureCanvas.setAreaHighlighted(r,!1),c=-1,a._repaint())}))}}}}}),document.addEventListener("mousemove",a._onMouseMove=function(e){if(c>=0&&(a._cubeTextureCanvas.setAreaHighlighted(c,!1),a._repaint(),c=-1),1!==e.buttons||g){if(g){var t=e.clientX,i=e.clientY;return document.body.style.cursor="move",void A(t,i)}if(m){var r=h(e),s=o.pick({canvasPos:r,pickSurface:!0});if(s){if(s.uv){document.body.style.cursor="pointer";var n=a._cubeTextureCanvas.getArea(s.uv);if(n===c)return;c>=0&&a._cubeTextureCanvas.setAreaHighlighted(c,!1),n>=0&&(a._cubeTextureCanvas.setAreaHighlighted(n,!0),a._repaint(),c=n)}}else document.body.style.cursor="default",c>=0&&(a._cubeTextureCanvas.setAreaHighlighted(c,!1),a._repaint(),c=-1)}}});var x=function(){var t=re.vec3();return function(i,r,s){var n=a._fitVisible?e.scene.getAABB(e.scene.visibleObjectIds):e.scene.aabb,o=re.getAABB3Diag(n);re.getAABB3Center(n,t);var l=Math.abs(o/Math.tan(a._cameraFitFOV*re.DEGTORAD));e.cameraControl.pivotPos=t,a._cameraFly?e.cameraFlight.flyTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:r||[0,1,0],orthoScale:1.1*o,fitFOV:a._cameraFitFOV,duration:a._cameraFlyDuration},s):e.cameraFlight.jumpTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:r||[0,1,0],orthoScale:1.1*o,fitFOV:a._cameraFitFOV},s)}}();return r._onUpdated=e.localeService.on("updated",(function(){r._cubeTextureCanvas.clear(),r._repaint()})),r.setVisible(s.visible),r.setCameraFitFOV(s.cameraFitFOV),r.setCameraFly(s.cameraFly),r.setCameraFlyDuration(s.cameraFlyDuration),r.setFitVisible(s.fitVisible),r.setSynchProjection(s.synchProjection),r}return C(i,[{key:"send",value:function(e,t){if("language"===e)this._cubeTextureCanvas.clear(),this._repaint()}},{key:"_repaint",value:function(){var e=this._cubeTextureCanvas.getImage();this._cubeMesh.material.diffuseMap.image=e,this._cubeMesh.material.emissiveMap.image=e}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];this._navCubeCanvas&&(this._cubeMesh.visible=e,this._shadow&&(this._shadow.visible=e),this._navCubeCanvas.style.visibility=e?"visible":"hidden")}},{key:"getVisible",value:function(){return!!this._navCubeCanvas&&this._cubeMesh.visible}},{key:"setFitVisible",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];this._fitVisible=e}},{key:"getFitVisible",value:function(){return this._fitVisible}},{key:"setCameraFly",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];this._cameraFly=e}},{key:"getCameraFly",value:function(){return this._cameraFly}},{key:"setCameraFitFOV",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:45;this._cameraFitFOV=e}},{key:"getCameraFitFOV",value:function(){return this._cameraFitFOV}},{key:"setCameraFlyDuration",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:.5;this._cameraFlyDuration=e}},{key:"getCameraFlyDuration",value:function(){return this._cameraFlyDuration}},{key:"setSynchProjection",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];this._synchProjection=e}},{key:"getSynchProjection",value:function(){return this._synchProjection}},{key:"setIsProjectNorth",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];this._isProjectNorth=e}},{key:"getIsProjectNorth",value:function(){return this._isProjectNorth}},{key:"setProjectNorthOffsetAngle",value:function(e){this._projectNorthOffsetAngle=e}},{key:"getProjectNorthOffsetAngle",value:function(){return this._projectNorthOffsetAngle}},{key:"destroy",value:function(){this._navCubeCanvas&&(this.viewer.localeService.off(this._onUpdated),this.viewer.camera.off(this._onCameraMatrix),this.viewer.camera.off(this._onCameraWorldAxis),this.viewer.camera.perspective.off(this._onCameraFOV),this.viewer.camera.off(this._onCameraProjection),this._navCubeCanvas.removeEventListener("mouseenter",this._onMouseEnter),this._navCubeCanvas.removeEventListener("mouseleave",this._onMouseLeave),this._navCubeCanvas.removeEventListener("mousedown",this._onMouseDown),document.removeEventListener("mousemove",this._onMouseMove),document.removeEventListener("mouseup",this._onMouseUp),this._navCubeCanvas=null,this._cubeTextureCanvas.destroy(),this._cubeTextureCanvas=null,this._onMouseEnter=null,this._onMouseLeave=null,this._onMouseDown=null,this._onMouseMove=null,this._onMouseUp=null),this._navCubeScene.destroy(),this._navCubeScene=null,this._cubeMesh=null,this._shadow=null,f(x(i.prototype),"destroy",this).call(this)}}]),i}(),GE=re.vec3(),zE=function(){function e(){B(this,e)}return C(e,[{key:"load",value:function(e,t){var i=e.scene.canvas.spinner;i.processes++,WE(e,t,(function(t){XE(e,t,(function(){ZE(e,t),i.processes--,we.scheduleTask((function(){e.fire("loaded",!0,!1)}))}))}))}},{key:"parse",value:function(e,t,i,r){if(t){var s=KE(e,t,null);i&&YE(e,i,r),ZE(e,s),e.src=null,e.fire("loaded",!0,!1)}else this.warn("load() param expected: objText")}}]),e}(),WE=function(e,t,i){qE(t,(function(r){var s=KE(e,r,t);i(s)}),(function(t){e.error(t)}))},KE=function(){var e={vertex_pattern:/^v\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,normal_pattern:/^vn\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,uv_pattern:/^vt\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,face_vertex:/^f\s+(-?\d+)\s+(-?\d+)\s+(-?\d+)(?:\s+(-?\d+))?/,face_vertex_uv:/^f\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+))?/,face_vertex_uv_normal:/^f\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+)\/(-?\d+))?/,face_vertex_normal:/^f\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)(?:\s+(-?\d+)\/\/(-?\d+))?/,object_pattern:/^[og]\s*(.+)?/,smoothing_pattern:/^s\s+(\d+|on|off)/,material_library_pattern:/^mtllib /,material_use_pattern:/^usemtl /};return function(r,s,n){var o={src:n=n||"",basePath:t(n),objects:[],object:{},positions:[],normals:[],uv:[],materialLibraries:{}};i(o,"",!1),-1!==s.indexOf("\r\n")&&(s=s.replace("\r\n","\n"));for(var a=s.split("\n"),l="",u="",c="",d=[],p="function"==typeof"".trimLeft,f=0,v=a.length;f<v;f++)if(l=a[f],0!==(l=p?l.trimLeft():l.trim()).length&&"#"!==(u=l.charAt(0)))if("v"===u)if(" "===(c=l.charAt(1))&&null!==(d=e.vertex_pattern.exec(l)))o.positions.push(parseFloat(d[1]),parseFloat(d[2]),parseFloat(d[3]));else if("n"===c&&null!==(d=e.normal_pattern.exec(l)))o.normals.push(parseFloat(d[1]),parseFloat(d[2]),parseFloat(d[3]));else{if("t"!==c||null===(d=e.uv_pattern.exec(l)))return void r.error("Unexpected vertex/normal/uv line: '"+l+"'");o.uv.push(parseFloat(d[1]),parseFloat(d[2]))}else if("f"===u)if(null!==(d=e.face_vertex_uv_normal.exec(l)))A(o,d[1],d[4],d[7],d[10],d[2],d[5],d[8],d[11],d[3],d[6],d[9],d[12]);else if(null!==(d=e.face_vertex_uv.exec(l)))A(o,d[1],d[3],d[5],d[7],d[2],d[4],d[6],d[8]);else 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i(e,t,i){if(e.object&&!1===e.object.fromDeclaration)return e.object.id=t,void(e.object.fromDeclaration=!1!==i);e.object={id:t||"",geometry:{positions:[],normals:[],uv:[]},material:{id:"",smooth:!0},fromDeclaration:!1!==i},e.objects.push(e.object)}function r(e,t){var i=parseInt(e,10);return 3*(i>=0?i-1:i+t/3)}function s(e,t){var i=parseInt(e,10);return 3*(i>=0?i-1:i+t/3)}function n(e,t){var i=parseInt(e,10);return 2*(i>=0?i-1:i+t/2)}function o(e,t,i,r){var s=e.positions,n=e.object.geometry.positions;n.push(s[t+0]),n.push(s[t+1]),n.push(s[t+2]),n.push(s[i+0]),n.push(s[i+1]),n.push(s[i+2]),n.push(s[r+0]),n.push(s[r+1]),n.push(s[r+2])}function a(e,t){var i=e.positions,r=e.object.geometry.positions;r.push(i[t+0]),r.push(i[t+1]),r.push(i[t+2])}function l(e,t,i,r){var s=e.normals,n=e.object.geometry.normals;n.push(s[t+0]),n.push(s[t+1]),n.push(s[t+2]),n.push(s[i+0]),n.push(s[i+1]),n.push(s[i+2]),n.push(s[r+0]),n.push(s[r+1]),n.push(s[r+2])}function u(e,t,i,r){var s=e.uv,n=e.object.geometry.uv;n.push(s[t+0]),n.push(s[t+1]),n.push(s[i+0]),n.push(s[i+1]),n.push(s[r+0]),n.push(s[r+1])}function c(e,t){var i=e.uv,r=e.object.geometry.uv;r.push(i[t+0]),r.push(i[t+1])}function A(e,t,i,a,c,A,h,d,p,f,v,g,m){var _,y=e.positions.length,b=r(t,y),x=r(i,y),w=r(a,y);if(void 0===c?o(e,b,x,w):(o(e,b,x,_=r(c,y)),o(e,x,w,_)),void 0!==A){var B=e.uv.length;b=n(A,B),x=n(h,B),w=n(d,B),void 0===c?u(e,b,x,w):(u(e,b,x,_=n(p,B)),u(e,x,w,_))}if(void 0!==f){var P=e.normals.length;b=s(f,P),x=f===v?b:s(v,P),w=f===g?b:s(g,P),void 0===c?l(e,b,x,w):(l(e,b,x,_=s(m,P)),l(e,x,w,_))}}function h(e,t,i){e.object.geometry.type="Line";for(var s=e.positions.length,o=e.uv.length,l=0,u=t.length;l<u;l++)a(e,r(t[l],s));for(var A=0,h=i.length;A<h;A++)c(e,n(i[A],o))}}();function XE(e,t,i){for(var r=t.basePath,s=Object.keys(t.materialLibraries),n=s.length,o=0,a=n;o<a;o++)JE(e,r,r+s[o],(function(){0==--n&&i()}))}var JE=function(e,t,i,r){qE(i,(function(i){YE(e,i,t),r()}),(function(t){e.error(t),r()}))},YE=function(){var e=/\s+/;return function(e,s,n){var o,a,l,u,c,A=s.split("\n"),h={id:"Default"},d=!1;n=n||"";for(var p=0;p<A.length;p++)if(0!==(o=A[p].trim()).length&&"#"!==o.charAt(0))switch(l=(l=(a=o.indexOf(" "))>=0?o.substring(0,a):o).toLowerCase(),u=(u=a>=0?o.substring(a+1):"").trim(),l.toLowerCase()){case"newmtl":i(e,h),h={id:u},d=!0;break;case"ka":h.ambient=r(u);break;case"kd":h.diffuse=r(u);break;case"ks":h.specular=r(u);break;case"map_kd":h.diffuseMap||(h.diffuseMap=t(e,n,u,"sRGB"));break;case"map_ks":h.specularMap||(h.specularMap=t(e,n,u,"linear"));break;case"map_bump":case"bump":h.normalMap||(h.normalMap=t(e,n,u));break;case"ns":h.shininess=parseFloat(u);break;case"d":(c=parseFloat(u))<1&&(h.alpha=c,h.alphaMode="blend");break;case"tr":(c=parseFloat(u))>0&&(h.alpha=1-c,h.alphaMode="blend")}d&&i(e,h)};function t(e,t,i,r){var s={},n=i.split(/\s+/),o=n.indexOf("-bm");return 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n=t.metaModelSrc;he.loadJSON(n,(function(n){e.viewer.metaScene.createMetaModel(r,n),e._sceneGraphLoader.load(i,s,t)}),(function(t){e.error("load(): Failed to load model modelMetadata for model '".concat(r," from  '").concat(n,"' - ").concat(t))}))}else this._sceneGraphLoader.load(i,s,t);return i.once("destroyed",(function(){e.viewer.metaScene.destroyMetaModel(r)})),i}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}}]),i}(),eF=new Float64Array([0,0,1]),tF=new Float64Array(4),iF=function(){function e(t){B(this,e),this.id=null,this._viewer=t.viewer,this._visible=!1,this._pos=re.vec3(),this._origin=re.vec3(),this._rtcPos=re.vec3(),this._baseDir=re.vec3(),this._rootNode=null,this._displayMeshes=null,this._affordanceMeshes=null,this._ignoreNextSectionPlaneDirUpdate=!1,this._createNodes(),this._bindEvents()}return C(e,[{key:"_setSectionPlane",value:function(e){var t=this;this._sectionPlane&&(this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._onSectionPlanePos=null,this._onSectionPlaneDir=null,this._sectionPlane=null),e&&(this.id=e.id,this._setPos(e.pos),this._setDir(e.dir),this._sectionPlane=e,this._onSectionPlanePos=e.on("pos",(function(){t._setPos(t._sectionPlane.pos)})),this._onSectionPlaneDir=e.on("dir",(function(){t._ignoreNextSectionPlaneDirUpdate?t._ignoreNextSectionPlaneDirUpdate=!1:t._setDir(t._sectionPlane.dir)})))}},{key:"sectionPlane",get:function(){return this._sectionPlane}},{key:"_setPos",value:function(e){this._pos.set(e),je(this._pos,this._origin,this._rtcPos),this._rootNode.origin=this._origin,this._rootNode.position=this._rtcPos}},{key:"_setDir",value:function(e){this._baseDir.set(e),this._rootNode.quaternion=re.vec3PairToQuaternion(eF,e,tF)}},{key:"_setSectionPlaneDir",value:function(e){this._sectionPlane&&(this._ignoreNextSectionPlaneDirUpdate=!0,this._sectionPlane.dir=e)}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];if(this._visible!==e){var t;for(t in this._visible=e,this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].visible=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].visible=e)}}},{key:"getVisible",value:function(){return this._visible}},{key:"setCulled",value:function(e){var t;for(t in this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].culled=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].culled=e)}},{key:"_createNodes",value:function(){var e=!1,t=this._viewer.scene,i=.01;this._rootNode=new Rn(t,{position:[0,0,0],scale:[5,5,5],isObject:!1});var r,s,n=this._rootNode,o={arrowHead:new Xi(n,bn({radiusTop:.001,radiusBottom:.07,radialSegments:32,heightSegments:1,height:.2,openEnded:!1})),arrowHeadBig:new Xi(n,bn({radiusTop:.001,radiusBottom:.09,radialSegments:32,heightSegments:1,height:.25,openEnded:!1})),arrowHeadHandle:new Xi(n,bn({radiusTop:.09,radiusBottom:.09,radialSegments:8,heightSegments:1,height:.37,openEnded:!1})),curve:new Xi(n,co({radius:.8,tube:i,radialSegments:64,tubeSegments:14,arc:2*Math.PI/4})),curveHandle:new Xi(n,co({radius:.8,tube:.06,radialSegments:64,tubeSegments:14,arc:2*Math.PI/4})),hoop:new 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$i(n,{diffuse:[0,0,0],emissive:[0,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80}),highlightBall:new tr(n,{edges:!1,fill:!0,fillColor:[.5,.5,.5],fillAlpha:.5,vertices:!1}),highlightPlane:new tr(n,{edges:!0,edgeWidth:3,fill:!1,fillColor:[.5,.5,.5],fillAlpha:.5,vertices:!1})};this._displayMeshes={plane:n.addChild(new _n(n,{geometry:new Xi(n,{primitive:"triangles",positions:[.5,.5,0,.5,-.5,0,-.5,-.5,0,-.5,.5,0,.5,.5,-0,.5,-.5,-0,-.5,-.5,-0,-.5,.5,-0],indices:[0,1,2,2,3,0]}),material:new $i(n,{emissive:[0,0,0],diffuse:[0,0,0],backfaces:!0}),opacity:.6,ghosted:!0,ghostMaterial:new tr(n,{edges:!1,filled:!0,fillColor:[1,1,0],edgeColor:[0,0,0],fillAlpha:.1,backfaces:!0}),pickable:!1,collidable:!0,clippable:!1,visible:!1,scale:[2.4,2.4,1],isObject:!1}),e),planeFrame:n.addChild(new _n(n,{geometry:new Xi(n,co({center:[0,0,0],radius:1.7,tube:.02,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new $i(n,{emissive:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],shininess:0}),highlightMaterial:new tr(n,{edges:!1,edgeColor:[0,0,0],filled:!0,fillColor:[.8,.8,.8],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,.1],rotation:[0,0,45],isObject:!1}),e),xCurve:n.addChild(new _n(n,{geometry:o.curve,material:a.red,matrix:(r=re.rotationMat4v(90*re.DEGTORAD,[0,1,0],re.identityMat4()),s=re.rotationMat4v(270*re.DEGTORAD,[1,0,0],re.identityMat4()),re.mulMat4(s,r,re.identityMat4())),pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xCurveHandle:n.addChild(new _n(n,{geometry:o.curveHandle,material:a.pickable,matrix:function(){var e=re.rotationMat4v(90*re.DEGTORAD,[0,1,0],re.identityMat4()),t=re.rotationMat4v(270*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xCurveArrow1:n.addChild(new _n(n,{geometry:o.arrowHead,material:a.red,matrix:function(){var e=re.translateMat4c(0,-.07,-.8,re.identityMat4()),t=re.scaleMat4v([.6,.6,.6],re.identityMat4()),i=re.rotationMat4v(0*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(re.mulMat4(e,t,re.identityMat4()),i,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xCurveArrow2:n.addChild(new _n(n,{geometry:o.arrowHead,material:a.red,matrix:function(){var e=re.translateMat4c(0,-.8,-.07,re.identityMat4()),t=re.scaleMat4v([.6,.6,.6],re.identityMat4()),i=re.rotationMat4v(90*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(re.mulMat4(e,t,re.identityMat4()),i,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yCurve:n.addChild(new _n(n,{geometry:o.curve,material:a.green,rotation:[-90,0,0],pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),yCurveHandle:n.addChild(new _n(n,{geometry:o.curveHandle,material:a.pickable,rotation:[-90,0,0],pickable:!0,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),yCurveArrow1:n.addChild(new _n(n,{geometry:o.arrowHead,material:a.green,matrix:function(){var e=re.translateMat4c(.07,0,-.8,re.identityMat4()),t=re.scaleMat4v([.6,.6,.6],re.identityMat4()),i=re.rotationMat4v(90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(re.mulMat4(e,t,re.identityMat4()),i,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yCurveArrow2:n.addChild(new _n(n,{geometry:o.arrowHead,material:a.green,matrix:function(){var e=re.translateMat4c(.8,0,-.07,re.identityMat4()),t=re.scaleMat4v([.6,.6,.6],re.identityMat4()),i=re.rotationMat4v(90*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(re.mulMat4(e,t,re.identityMat4()),i,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurve:n.addChild(new _n(n,{geometry:o.curve,material:a.blue,matrix:re.rotationMat4v(180*re.DEGTORAD,[1,0,0],re.identityMat4()),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveHandle:n.addChild(new _n(n,{geometry:o.curveHandle,material:a.pickable,matrix:re.rotationMat4v(180*re.DEGTORAD,[1,0,0],re.identityMat4()),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveCurveArrow1:n.addChild(new _n(n,{geometry:o.arrowHead,material:a.blue,matrix:function(){var e=re.translateMat4c(.8,-.07,0,re.identityMat4()),t=re.scaleMat4v([.6,.6,.6],re.identityMat4());return re.mulMat4(e,t,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveArrow2:n.addChild(new _n(n,{geometry:o.arrowHead,material:a.blue,matrix:function(){var e=re.translateMat4c(.05,-.8,0,re.identityMat4()),t=re.scaleMat4v([.6,.6,.6],re.identityMat4()),i=re.rotationMat4v(90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(re.mulMat4(e,t,re.identityMat4()),i,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),center:n.addChild(new _n(n,{geometry:new Xi(n,xn({radius:.05})),material:a.center,pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisArrow:n.addChild(new _n(n,{geometry:o.arrowHead,material:a.red,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisArrowHandle:n.addChild(new _n(n,{geometry:o.arrowHeadHandle,material:a.pickable,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxis:n.addChild(new _n(n,{geometry:o.axis,material:a.red,matrix:function(){var e=re.translateMat4c(0,.5,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisHandle:n.addChild(new _n(n,{geometry:o.axisHandle,material:a.pickable,matrix:function(){var e=re.translateMat4c(0,.5,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrow:n.addChild(new _n(n,{geometry:o.arrowHead,material:a.green,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(180*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrowHandle:n.addChild(new _n(n,{geometry:o.arrowHeadHandle,material:a.pickable,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(180*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,opacity:.2,isObject:!1}),e),yShaft:n.addChild(new _n(n,{geometry:o.axis,material:a.green,position:[0,-.5,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yShaftHandle:n.addChild(new _n(n,{geometry:o.axisHandle,material:a.pickable,position:[0,-.5,0],pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:n.addChild(new _n(n,{geometry:o.arrowHead,material:a.blue,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[.8,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrowHandle:n.addChild(new _n(n,{geometry:o.arrowHeadHandle,material:a.pickable,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[.8,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zShaft:n.addChild(new _n(n,{geometry:o.axis,material:a.blue,matrix:function(){var e=re.translateMat4c(0,.5,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),clippable:!1,pickable:!1,collidable:!0,visible:!1,isObject:!1}),e),zAxisHandle:n.addChild(new _n(n,{geometry:o.axisHandle,material:a.pickable,matrix:function(){var e=re.translateMat4c(0,.5,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),clippable:!1,pickable:!0,collidable:!0,visible:!1,isObject:!1}),e)},this._affordanceMeshes={planeFrame:n.addChild(new _n(n,{geometry:new Xi(n,co({center:[0,0,0],radius:2,tube:i,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new $i(n,{ambient:[1,1,1],diffuse:[0,0,0],emissive:[1,1,0]}),highlighted:!0,highlightMaterial:new tr(n,{edges:!1,filled:!0,fillColor:[1,1,0],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,1],rotation:[0,0,45],isObject:!1}),e),xHoop:n.addChild(new _n(n,{geometry:o.hoop,material:a.red,highlighted:!0,highlightMaterial:a.highlightRed,matrix:function(){var e=re.rotationMat4v(90*re.DEGTORAD,[0,1,0],re.identityMat4()),t=re.rotationMat4v(270*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yHoop:n.addChild(new _n(n,{geometry:o.hoop,material:a.green,highlighted:!0,highlightMaterial:a.highlightGreen,rotation:[-90,0,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zHoop:n.addChild(new _n(n,{geometry:o.hoop,material:a.blue,highlighted:!0,highlightMaterial:a.highlightBlue,matrix:re.rotationMat4v(180*re.DEGTORAD,[1,0,0],re.identityMat4()),pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xAxisArrow:n.addChild(new _n(n,{geometry:o.arrowHeadBig,material:a.red,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrow:n.addChild(new _n(n,{geometry:o.arrowHeadBig,material:a.green,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(180*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:n.addChild(new _n(n,{geometry:o.arrowHeadBig,material:a.blue,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[.8,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e)}}},{key:"_bindEvents",value:function(){var e=this,t=this,i=!1,r=-1,s=0,n=1,o=2,a=3,l=4,u=5,c=this._rootNode,A=null,h=null,d=re.vec2(),p=re.vec3([1,0,0]),f=re.vec3([0,1,0]),v=re.vec3([0,0,1]),g=this._viewer.scene.canvas.canvas,m=this._viewer.camera,_=this._viewer.scene,y=re.vec3([0,0,0]),b=-1;this._onCameraViewMatrix=_.camera.on("viewMatrix",(function(){})),this._onCameraProjMatrix=_.camera.on("projMatrix",(function(){})),this._onSceneTick=_.on("tick",(function(){var t=Math.abs(re.lenVec3(re.subVec3(_.camera.eye,e._pos,y)));if(t!==b&&"perspective"===m.projection){var i=.07*(Math.tan(m.perspective.fov*re.DEGTORAD)*t);c.scale=[i,i,i],b=t}if("ortho"===m.projection){var r=m.ortho.scale/10;c.scale=[r,r,r],b=t}}));var x,w,B,P,C,M=function(){var e=new Float64Array(2);return function(t){if(t){for(var i=t.target,r=0,s=0;i.offsetParent;)r+=i.offsetLeft,s+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-r,e[1]=t.pageY-s}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),E=function(){var e=re.mat4();return function(i,r){return re.quaternionToMat4(t._rootNode.quaternion,e),re.transformVec3(e,i,r),re.normalizeVec3(r),r}}(),F=(x=re.vec3(),function(e){var t=Math.abs(e[0]);return t>Math.abs(e[1])&&t>Math.abs(e[2])?re.cross3Vec3(e,[0,1,0],x):re.cross3Vec3(e,[1,0,0],x),re.cross3Vec3(x,e,x),re.normalizeVec3(x),x}),k=(w=re.vec3(),B=re.vec3(),P=re.vec4(),function(e,i,r){E(e,P);var s=F(P,i,r);D(i,s,w),D(r,s,B),re.subVec3(B,w);var n=re.dotVec3(B,P);t._pos[0]+=P[0]*n,t._pos[1]+=P[1]*n,t._pos[2]+=P[2]*n,t._rootNode.position=t._pos,t._sectionPlane&&(t._sectionPlane.pos=t._pos)}),I=function(){var e=re.vec4(),i=re.vec4(),r=re.vec4(),s=re.vec4();return function(n,o,a){if(E(n,s),!(D(o,s,e)&&D(a,s,i))){var l=F(s,o,a);D(o,l,e,1),D(a,l,i,1);var u=re.dotVec3(e,s);e[0]-=u*s[0],e[1]-=u*s[1],e[2]-=u*s[2],u=re.dotVec3(i,s),i[0]-=u*s[0],i[1]-=u*s[1],i[2]-=u*s[2]}re.normalizeVec3(e),re.normalizeVec3(i),u=re.dotVec3(e,i),u=re.clamp(u,-1,1);var c=Math.acos(u)*re.RADTODEG;re.cross3Vec3(e,i,r),re.dotVec3(r,s)<0&&(c=-c),t._rootNode.rotate(n,c),S()}}(),D=function(){var e=re.vec4([0,0,0,1]),i=re.mat4();return function(r,s,n,o){o=o||0,e[0]=r[0]/g.width*2-1,e[1]=-(r[1]/g.height*2-1),e[2]=0,e[3]=1,re.mulMat4(m.projMatrix,m.viewMatrix,i),re.inverseMat4(i),re.transformVec4(i,e,e),re.mulVec4Scalar(e,1/e[3]);var a=m.eye;re.subVec4(e,a,e);var l=t._sectionPlane.pos,u=-re.dotVec3(l,s)-o,c=re.dotVec3(s,e);if(Math.abs(c)>.005){var A=-(re.dotVec3(s,a)+u)/c;return re.mulVec3Scalar(e,A,n),re.addVec3(n,a),re.subVec3(n,l,n),!0}return!1}}(),S=function(){var e=re.vec3(),i=re.mat4();return function(){t.sectionPlane&&(re.quaternionToMat4(c.quaternion,i),re.transformVec3(i,[0,0,1],e),t._setSectionPlaneDir(e))}}(),T=!1;this._onCameraControlHover=this._viewer.cameraControl.on("hoverEnter",(function(t){if(e._visible&&!T){var c;switch(i=!1,C&&(C.visible=!1),t.entity.id){case e._displayMeshes.xAxisArrowHandle.id:case e._displayMeshes.xAxisHandle.id:c=e._affordanceMeshes.xAxisArrow,A=s;break;case e._displayMeshes.yAxisArrowHandle.id:case e._displayMeshes.yShaftHandle.id:c=e._affordanceMeshes.yAxisArrow,A=n;break;case e._displayMeshes.zAxisArrowHandle.id:case e._displayMeshes.zAxisHandle.id:c=e._affordanceMeshes.zAxisArrow,A=o;break;case e._displayMeshes.xCurveHandle.id:c=e._affordanceMeshes.xHoop,A=a;break;case e._displayMeshes.yCurveHandle.id:c=e._affordanceMeshes.yHoop,A=l;break;case e._displayMeshes.zCurveHandle.id:c=e._affordanceMeshes.zHoop,A=u;break;default:return void(A=r)}c&&(c.visible=!0),C=c,i=!0}})),this._onCameraControlHoverLeave=this._viewer.cameraControl.on("hoverOutEntity",(function(t){e._visible&&(C&&(C.visible=!1),C=null,A=r)})),g.addEventListener("mousedown",this._canvasMouseDownListener=function(t){if(t.preventDefault(),e._visible&&i&&(e._viewer.cameraControl.pointerEnabled=!1,1===t.which)){T=!0;var r=M(t);h=A,d[0]=r[0],d[1]=r[1]}}),g.addEventListener("mousemove",this._canvasMouseMoveListener=function(t){if(e._visible&&T){var i=M(t),r=i[0],c=i[1];switch(h){case s:k(p,d,i);break;case n:k(f,d,i);break;case o:k(v,d,i);break;case a:I(p,d,i);break;case l:I(f,d,i);break;case u:I(v,d,i)}d[0]=r,d[1]=c}}),g.addEventListener("mouseup",this._canvasMouseUpListener=function(t){e._visible&&(e._viewer.cameraControl.pointerEnabled=!0,T&&(t.which,T=!1,i=!1))}),g.addEventListener("wheel",this._canvasWheelListener=function(t){if(e._visible)Math.max(-1,Math.min(1,40*-t.deltaY))})}},{key:"_destroy",value:function(){this._unbindEvents(),this._destroyNodes()}},{key:"_unbindEvents",value:function(){var e=this._viewer,t=e.scene,i=t.canvas.canvas,r=e.camera,s=e.cameraControl;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),r.off(this._onCameraViewMatrix),r.off(this._onCameraProjMatrix),s.off(this._onCameraControlHover),s.off(this._onCameraControlHoverLeave)}},{key:"_destroyNodes",value:function(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}]),e}(),rF=function(){function e(t,i,r){var s=this;B(this,e),this.id=r.id,this._sectionPlane=r,this._mesh=new _n(i,{id:r.id,geometry:new Xi(i,Ji({xSize:.5,ySize:.5,zSize:.001})),material:new $i(i,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new rr(i,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new tr(i,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new tr(i,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});var n=re.vec3([0,0,0]),o=re.vec3(),a=re.vec3([0,0,1]),l=re.vec4(4),u=re.vec3(),c=function(){var e=s._sectionPlane.scene.center,t=[-s._sectionPlane.dir[0],-s._sectionPlane.dir[1],-s._sectionPlane.dir[2]];re.subVec3(e,s._sectionPlane.pos,n);var i=-re.dotVec3(t,n);re.normalizeVec3(t),re.mulVec3Scalar(t,i,o);var r=re.vec3PairToQuaternion(a,s._sectionPlane.dir,l);u[0]=.1*o[0],u[1]=.1*o[1],u[2]=.1*o[2],s._mesh.quaternion=r,s._mesh.position=u};this._onSectionPlanePos=this._sectionPlane.on("pos",c),this._onSectionPlaneDir=this._sectionPlane.on("dir",c),this._highlighted=!1,this._selected=!1}return C(e,[{key:"setHighlighted",value:function(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}},{key:"getHighlighted",value:function(){return this._highlighted}},{key:"setSelected",value:function(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}},{key:"getSelected",value:function(){return this._selected}},{key:"destroy",value:function(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}]),e}(),sF=function(){function e(t,i){var r=this;if(B(this,e),!(i.onHoverEnterPlane&&i.onHoverLeavePlane&&i.onClickedNothing&&i.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=t,this._viewer=t.viewer,this._onHoverEnterPlane=i.onHoverEnterPlane,this._onHoverLeavePlane=i.onHoverLeavePlane,this._onClickedNothing=i.onClickedNothing,this._onClickedPlane=i.onClickedPlane,this._visible=!0,this._planes={},this._canvas=i.overviewCanvas,this._scene=new dr(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new Li(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new Li(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new Li(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;var s=this._scene.camera,n=re.rotationMat4c(-90*re.DEGTORAD,1,0,0),o=re.vec3(),a=re.vec3(),l=re.vec3();this._synchCamera=function(){var e=r._viewer.camera.eye,t=r._viewer.camera.look,i=r._viewer.camera.up;re.mulVec3Scalar(re.normalizeVec3(re.subVec3(e,t,o)),7),r._zUp?(re.transformVec3(n,o,a),re.transformVec3(n,i,l),s.look=[0,0,0],s.eye=re.transformVec3(n,o,a),s.up=re.transformPoint3(n,i,l)):(s.look=[0,0,0],s.eye=o,s.up=i)},this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(function(e){r._scene.camera.perspective.fov=e}));var u=null;this._onInputMouseMove=this._scene.input.on("mousemove",(function(e){var t=r._scene.pick({canvasPos:e});if(t){if(!u||t.entity.id!==u.id){if(u)r._planes[u.id]&&r._onHoverLeavePlane(u.id);u=t.entity,r._planes[u.id]&&r._onHoverEnterPlane(u.id)}}else u&&(r._onHoverLeavePlane(u.id),u=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=function(){u?r._planes[u.id]&&r._onClickedPlane(u.id):r._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=function(){u&&(r._onHoverLeavePlane(u.id),u=null)}),this.setVisible(i.overviewVisible)}return C(e,[{key:"addSectionPlane",value:function(e){this._planes[e.id]=new rF(this,this._scene,e)}},{key:"setPlaneHighlighted",value:function(e,t){var i=this._planes[e];i&&i.setHighlighted(t)}},{key:"setPlaneSelected",value:function(e,t){var i=this._planes[e];i&&i.setSelected(t)}},{key:"removeSectionPlane",value:function(e){var t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}},{key:"getVisible",value:function(){return this._visible}},{key:"destroy",value:function(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}]),e}(),nF=re.AABB3(),oF=re.vec3(),aF=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,i),(r=t.call(this,"SectionPlanes",e))._freeControls=[],r._sectionPlanes=e.scene.sectionPlanes,r._controls={},r._shownControlId=null,null!==s.overviewCanvasId&&void 0!==s.overviewCanvasId){var n=document.getElementById(s.overviewCanvasId);n?r._overview=new sF(b(r),{overviewCanvas:n,visible:s.overviewVisible,onHoverEnterPlane:function(e){r._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:function(e){r._overview.setPlaneHighlighted(e,!1)},onClickedPlane:function(e){if(r.getShownControl()!==e){r.showControl(e);var t=r.sectionPlanes[e].pos;nF.set(r.viewer.scene.aabb),re.getAABB3Center(nF,oF),nF[0]+=t[0]-oF[0],nF[1]+=t[1]-oF[1],nF[2]+=t[2]-oF[2],nF[3]+=t[0]-oF[0],nF[4]+=t[1]-oF[1],nF[5]+=t[2]-oF[2],r.viewer.cameraFlight.flyTo({aabb:nF,fitFOV:65})}else r.hideControl()},onClickedNothing:function(){r.hideControl()}}):r.warn("Can't find overview canvas: '"+s.overviewCanvasId+"' - will create plugin without overview")}return r._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(function(e){r._sectionPlaneCreated(e)})),r}return C(i,[{key:"setOverviewVisible",value:function(e){this._overview&&this._overview.setVisible(e)}},{key:"getOverviewVisible",value:function(){if(this._overview)return this._overview.getVisible()}},{key:"sectionPlanes",get:function(){return this._sectionPlanes}},{key:"createSectionPlane",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);var t=new Cn(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0});return t}},{key:"_sectionPlaneCreated",value:function(e){var t=this,i=this._freeControls.length>0?this._freeControls.pop():new iF(this);i._setSectionPlane(e),i.setVisible(!1),this._controls[e.id]=i,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(function(){t._sectionPlaneDestroyed(e)}))}},{key:"flipSectionPlanes",value:function(){var e=this.viewer.scene.sectionPlanes;for(var t in e){e[t].flipDir()}}},{key:"showControl",value:function(e){var t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}},{key:"getShownControl",value:function(){return this._shownControlId}},{key:"hideControl",value:function(){for(var e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}},{key:"destroySectionPlane",value:function(e){var t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}},{key:"_sectionPlaneDestroyed",value:function(e){this._overview&&this._overview.removeSectionPlane(e);var t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}},{key:"clear",value:function(){for(var e=Object.keys(this._sectionPlanes),t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}},{key:"send",value:function(e,t){switch(e){case"snapshotStarting":for(var i in this._controls)this._controls.hasOwnProperty(i)&&this._controls[i].setCulled(!0);break;case"snapshotFinished":for(var r in this._controls)this._controls.hasOwnProperty(r)&&this._controls[r].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}},{key:"destroy",value:function(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),f(x(i.prototype),"destroy",this).call(this)}},{key:"_destroyFreeControls",value:function(){for(var e=this._freeControls.pop();e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}}]),i}(),lF=C((function e(t,i,r,s,n,o){B(this,e),this.plugin=t,this.storeyId=n,this.modelId=s,this.storeyAABB=r.slice(),this.aabb=this.storeyAABB,this.modelAABB=i.slice(),this.numObjects=o})),uF=C((function e(t,i,r,s,n,o){B(this,e),this.storeyId=t,this.imageData=i,this.format=r,this.width=s,this.height=n})),cF=re.vec3(),AF=re.mat4(),hF="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNkYPhfDwAChwGA60e6kgAAAABJRU5ErkJggg==",dF=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"StoreyViews",e))._objectsMemento=new jd,r._cameraMemento=new Nd,r.storeys={},r._storeysList=null,r.modelStoreys={},r._fitStoreyMaps=!!s.fitStoreyMaps,r._onModelLoaded=r.viewer.scene.on("modelLoaded",(function(e){r._registerModelStoreys(e),r.fire("storeys",r.storeys)})),r}return C(i,[{key:"_registerModelStoreys",value:function(e){var t=this,i=this.viewer,r=i.scene,s=i.metaScene,n=s.metaModels[e],o=r.models[e];if(n&&n.rootMetaObjects)for(var a=n.rootMetaObjects,l=0,u=a.length;l<u;l++)for(var c=a[l].getObjectIDsInSubtreeByType(["IfcBuildingStorey"]),A=0,h=c.length;A<h;A++){var d=c[A],p=s.metaObjects[d].getObjectIDsInSubtree(),f=r.getAABB(p),v=Math.random()>.5?p.length:0,g=new lF(this,o.aabb,f,e,d,v);g._onModelDestroyed=o.once("destroyed",(function(){t._deregisterModelStoreys(e),t.fire("storeys",t.storeys)})),this.storeys[d]=g,this._storeysList=null,this.modelStoreys[e]||(this.modelStoreys[e]={}),this.modelStoreys[e][d]=g}}},{key:"_deregisterModelStoreys",value:function(e){var t=this.modelStoreys[e];if(t){var i=this.viewer.scene;for(var r in t)if(t.hasOwnProperty(r)){var s=t[r],n=i.models[s.modelId];n&&n.off(s._onModelDestroyed),delete this.storeys[r],this._storeysList=null}delete this.modelStoreys[e]}}},{key:"fitStoreyMaps",get:function(){return this._fitStoreyMaps}},{key:"gotoStoreyCamera",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),void(t.done&&t.done());var r=this.viewer,s=r.scene,n=s.camera,o=i.storeyAABB;if(o[3]<o[0]||o[4]<o[1]||o[5]<o[2])t.done&&t.done();else if(o[3]!==o[0]||o[4]!==o[1]||o[5]!==o[2]){var a=re.getAABB3Center(o),l=re.getAABB3Diag(o),u=45,c=Math.abs(l/Math.tan(u*re.DEGTORAD)),A=1.3*l,h=cF;h[0]=a[0]+n.worldUp[0]*c,h[1]=a[1]+n.worldUp[1]*c,h[2]=a[2]+n.worldUp[2]*c;var d=n.worldForward;t.done?r.cameraFlight.flyTo(he.apply(t,{eye:h,look:a,up:d,orthoScale:A}),(function(){t.done()})):(r.cameraFlight.jumpTo(he.apply(t,{eye:h,look:a,up:d,orthoScale:A})),r.camera.ortho.scale=A)}else t.done&&t.done()}},{key:"showStoreyObjects",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=this.storeys[e];if(i){var r=this.viewer,s=r.scene,n=r.metaScene,o=n.metaObjects[e];o&&(t.hideOthers&&s.setObjectsVisible(r.scene.visibleObjectIds,!1),this.withStoreyObjects(e,(function(e,t){e&&(e.visible=!0)})))}else this.error("IfcBuildingStorey not found with this ID: "+e)}},{key:"withStoreyObjects",value:function(e,t){var i=this.viewer,r=i.scene,s=i.metaScene,n=s.metaObjects[e];if(n)for(var o=n.getObjectIDsInSubtree(),a=0,l=o.length;a<l;a++){var u=o[a],c=s.metaObjects[u],A=r.objects[u];A&&t(A,c)}}},{key:"createStoreyMap",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),hF;var r,s,n=this.viewer,o=n.scene,a=t.format||"png",l=this._fitStoreyMaps?i.storeyAABB:i.modelAABB,u=Math.abs((l[5]-l[2])/(l[3]-l[0])),c=t.padding||0;t.width&&t.height?(r=t.width,s=t.height):t.height?(s=t.height,r=Math.round(s/u)):t.width?(r=t.width,s=Math.round(r*u)):(r=300,s=Math.round(r*u)),this._objectsMemento.saveObjects(o),this._cameraMemento.saveCamera(o),this.showStoreyObjects(e,he.apply(t,{hideOthers:!0})),this._arrangeStoreyMapCamera(i);var A=n.getSnapshot({width:r,height:s,format:a});return this._objectsMemento.restoreObjects(o),this._cameraMemento.restoreCamera(o),new uF(e,A,a,r,s,c)}},{key:"_arrangeStoreyMapCamera",value:function(e){var t=this.viewer,i=t.scene.camera,r=this._fitStoreyMaps?e.storeyAABB:e.modelAABB,s=re.getAABB3Center(r),n=cF;n[0]=s[0]+.5*i.worldUp[0],n[1]=s[1]+.5*i.worldUp[1],n[2]=s[2]+.5*i.worldUp[2];var o=i.worldForward;t.cameraFlight.jumpTo({eye:n,look:s,up:o});var a=(r[3]-r[0])/2,l=(r[4]-r[1])/2,u=(r[5]-r[2])/2,c=-a,A=+a,h=-l,d=+l,p=-u,f=+u;t.camera.customProjection.matrix=re.orthoMat4c(c,A,p,f,h,d,AF),t.camera.projection="customProjection"}},{key:"pickStoreyMap",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},r=e.storeyId,s=this.storeys[r];if(!s)return this.error("IfcBuildingStorey not found with this ID: "+r),null;var n=1-t[0]/e.width,o=1-t[1]/e.height,a=this._fitStoreyMaps?s.storeyAABB:s.modelAABB,l=a[0],u=a[1],c=a[2],A=a[3],h=a[4],d=a[5],p=A-l,f=h-u,v=d-c,g=re.vec3([l+p*n,u+.5*f,c+v*o]),m=re.vec3([0,-1,0]),_=re.addVec3(g,m,cF),y=this.viewer.camera.worldForward,b=re.lookAtMat4v(g,_,y,AF),x=this.viewer.scene.pick({pickSurface:i.pickSurface,pickInvisible:!0,matrix:b});return x}},{key:"storeyMapToWorldPos",value:function(e,t){var i=e.storeyId,r=this.storeys[i];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+i),null;var s=1-t[0]/e.width,n=1-t[1]/e.height,o=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,a=o[0],l=o[1],u=o[2],c=o[3],A=o[4],h=o[5],d=c-a,p=A-l,f=h-u,v=re.vec3([a+d*s,l+.5*p,u+f*n]);return v}},{key:"getStoreyContainingWorldPos",value:function(e){for(var t in this.storeys){var i=this.storeys[t];if(re.point3AABB3AbsoluteIntersect(i.storeyAABB,e))return t}return null}},{key:"getStoreyInVerticalRange",value:function(e){for(var t in this.storeys){var i=this.storeys[t],r=[0,0,0,0,0,0],s=[0,0,0];if(r[1]=i.storeyAABB[1],r[4]=i.storeyAABB[4],s[1]=e[1],re.point3AABB3AbsoluteIntersect(r,s))return t}return null}},{key:"isPositionAboveOrBelowBuilding",value:function(e){var t=Object.keys(this.storeys),i=[t[0],t[t.length-1]];return e[1]<this.storeys[i[0]].storeyAABB[1]?i[0]:e[1]>this.storeys[i[1]].storeyAABB[4]?i[1]:null}},{key:"worldPosToStoreyMap",value:function(e,t,i){var r=e.storeyId,s=this.storeys[r];if(!s)return this.error("IfcBuildingStorey not found with this ID: "+r),!1;var n=this._fitStoreyMaps?s.storeyAABB:s.modelAABB,o=n[0],a=n[1],l=n[2],u=n[3]-o,c=n[4]-a,A=n[5]-l,h=this.viewer.camera.worldUp,d=h[0]>h[1]&&h[0]>h[2],p=!d&&h[1]>h[0]&&h[1]>h[2];!d&&!p&&h[2]>h[0]&&(h[2],h[1]);var f=e.width/u,v=p?e.height/A:e.height/c;return i[0]=Math.floor(e.width-(t[0]-o)*f),i[1]=Math.floor(e.height-(t[2]-l)*v),i[0]>=0&&i[0]<e.width&&i[1]>=0&&i[1]<=e.height}},{key:"worldDirToStoreyMap",value:function(e,t,i){var r=this.viewer.camera,s=r.eye,n=r.look,o=re.subVec3(n,s,cF),a=r.worldUp,l=a[0]>a[1]&&a[0]>a[2],u=!l&&a[1]>a[0]&&a[1]>a[2];!l&&!u&&a[2]>a[0]&&(a[2],a[1]),l?(i[0]=o[1],i[1]=o[2]):u?(i[0]=o[0],i[1]=o[2]):(i[0]=o[0],i[1]=o[1]),re.normalizeVec2(i)}},{key:"destroy",value:function(){this.viewer.scene.off(this._onModelLoaded),f(x(i.prototype),"destroy",this).call(this)}},{key:"storeysList",get:function(){return this._storeysList||(this._storeysList=Object.values(this.storeys),this._storeysList.sort(this._getSpatialSortFunc())),this._storeysList}},{key:"_getSpatialSortFunc",value:function(){var e=this.viewer.scene.camera;return this._spatialSortFunc||(this._spatialSortFunc=function(t,i){var r=0;return r=e.xUp?0:e.yUp?1:2,t.aabb[r]>i.aabb[r]?-1:t.aabb[r]<i.aabb[r]?1:0})}}]),i}(),pF=new Float64Array([0,0,1]),fF=new Float64Array(4),vF=function(){function e(t){B(this,e),this.id=null,this._viewer=t.viewer,this._plugin=t,this._visible=!1,this._pos=re.vec3(),this._origin=re.vec3(),this._rtcPos=re.vec3(),this._baseDir=re.vec3(),this._rootNode=null,this._displayMeshes=null,this._affordanceMeshes=null,this._ignoreNextSectionPlaneDirUpdate=!1,this._createNodes(),this._bindEvents()}return C(e,[{key:"_setSectionPlane",value:function(e){var t=this;this._sectionPlane&&(this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._onSectionPlanePos=null,this._onSectionPlaneDir=null,this._sectionPlane=null),e&&(this.id=e.id,this._setPos(e.pos),this._setDir(e.dir),this._sectionPlane=e,this._onSectionPlanePos=e.on("pos",(function(){t._setPos(t._sectionPlane.pos)})),this._onSectionPlaneDir=e.on("dir",(function(){t._ignoreNextSectionPlaneDirUpdate?t._ignoreNextSectionPlaneDirUpdate=!1:t._setDir(t._sectionPlane.dir)})))}},{key:"sectionPlane",get:function(){return this._sectionPlane}},{key:"_setPos",value:function(e){this._pos.set(e),je(this._pos,this._origin,this._rtcPos),this._rootNode.origin=this._origin,this._rootNode.position=this._rtcPos}},{key:"_setDir",value:function(e){this._baseDir.set(e),this._rootNode.quaternion=re.vec3PairToQuaternion(pF,e,fF)}},{key:"_setSectionPlaneDir",value:function(e){this._sectionPlane&&(this._ignoreNextSectionPlaneDirUpdate=!0,this._sectionPlane.dir=e)}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];if(this._visible!==e){var t;for(t in this._visible=e,this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].visible=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].visible=e)}}},{key:"getVisible",value:function(){return this._visible}},{key:"setCulled",value:function(e){var t;for(t in this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].culled=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].culled=e)}},{key:"_createNodes",value:function(){var e=!1,t=this._viewer.scene,i=.01;this._rootNode=new Rn(t,{position:[0,0,0],scale:[5,5,5]});var r=this._rootNode,s={arrowHead:new Xi(r,bn({radiusTop:.001,radiusBottom:.07,radialSegments:32,heightSegments:1,height:.2,openEnded:!1})),arrowHeadBig:new Xi(r,bn({radiusTop:.001,radiusBottom:.09,radialSegments:32,heightSegments:1,height:.25,openEnded:!1})),axis:new Xi(r,bn({radiusTop:i,radiusBottom:i,radialSegments:20,heightSegments:1,height:1,openEnded:!1}))},n={red:new $i(r,{diffuse:[1,0,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),green:new $i(r,{diffuse:[0,1,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),blue:new $i(r,{diffuse:[0,0,1],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightRed:new tr(r,{edges:!1,fill:!0,fillColor:[1,0,0],fillAlpha:.6})};this._displayMeshes={plane:r.addChild(new _n(r,{geometry:new Xi(r,{primitive:"triangles",positions:[.5,.5,0,.5,-.5,0,-.5,-.5,0,-.5,.5,0,.5,.5,-0,.5,-.5,-0,-.5,-.5,-0,-.5,.5,-0],indices:[0,1,2,2,3,0]}),material:new $i(r,{emissive:[0,0,0],diffuse:[0,0,0],backfaces:!0}),opacity:.6,ghosted:!0,pickable:!1,collidable:!0,clippable:!1,visible:!1,scale:[2.4,2.4,1]}),e),planeFrame:r.addChild(new _n(r,{geometry:new Xi(r,co({center:[0,0,0],radius:1.7,tube:.02,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new $i(r,{emissive:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],shininess:0}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,.1],rotation:[0,0,45]}),e),center:r.addChild(new _n(r,{geometry:new Xi(r,xn({radius:.05})),material:n.center,pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zAxisArrow:r.addChild(new _n(r,{geometry:s.arrowHead,material:n.blue,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[.8,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zShaft:r.addChild(new _n(r,{geometry:s.axis,material:n.blue,matrix:function(){var e=re.translateMat4c(0,.5,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),clippable:!1,pickable:!1,collidable:!0,visible:!1}),e)},this._affordanceMeshes={planeFrame:r.addChild(new _n(r,{geometry:new Xi(r,co({center:[0,0,0],radius:2,tube:i,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new $i(r,{ambient:[1,1,1],diffuse:[0,0,0],emissive:[1,1,0]}),highlighted:!0,highlightMaterial:new tr(r,{edges:!1,filled:!0,fillColor:[1,1,0],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,1],rotation:[0,0,45]}),e),zAxisArrow:r.addChild(new _n(r,{geometry:s.arrowHeadBig,material:n.blue,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[.8,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e)}}},{key:"_bindEvents",value:function(){var e=this,t=this._rootNode,i=re.vec2(),r=this._viewer.camera,s=this._viewer.scene,n=0,o=!1,a=re.vec3([0,0,0]),l=-1;this._onCameraViewMatrix=s.camera.on("viewMatrix",(function(){})),this._onCameraProjMatrix=s.camera.on("projMatrix",(function(){})),this._onSceneTick=s.on("tick",(function(){o=!1;var i=Math.abs(re.lenVec3(re.subVec3(s.camera.eye,e._pos,a)));if(i!==l&&"perspective"===r.projection){var u=.07*(Math.tan(r.perspective.fov*re.DEGTORAD)*i);t.scale=[u,u,u],l=i}if("ortho"===r.projection){var A=r.ortho.scale/10;t.scale=[A,A,A],l=i}0!==n&&(c(n),n=0)}));var u=function(){var e=new Float64Array(2);return function(t){if(t){for(var i=t.target,r=0,s=0;i.offsetParent;)r+=i.offsetLeft,s+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-r,e[1]=t.pageY-s}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),c=function(t){var i=e._sectionPlane.pos,r=e._sectionPlane.dir;re.addVec3(i,re.mulVec3Scalar(r,.1*t*e._plugin.getDragSensitivity(),re.vec3())),e._sectionPlane.pos=i},A=!1;this._plugin._controlElement.addEventListener("mousedown",this._canvasMouseDownListener=function(t){if(t.preventDefault(),e._visible&&(e._viewer.cameraControl.pointerEnabled=!1,1===t.which)){A=!0;var r=u(t);i[0]=r[0],i[1]=r[1]}}),this._plugin._controlElement.addEventListener("mousemove",this._canvasMouseMoveListener=function(t){if(e._visible&&A&&!o){var r=u(t),s=r[0],n=r[1];c(n-i[1]),i[0]=s,i[1]=n}}),this._plugin._controlElement.addEventListener("mouseup",this._canvasMouseUpListener=function(t){e._visible&&(e._viewer.cameraControl.pointerEnabled=!0,A&&(t.which,A=!1))}),this._plugin._controlElement.addEventListener("wheel",this._canvasWheelListener=function(t){e._visible&&(n+=Math.max(-1,Math.min(1,40*-t.deltaY)))});var h,d,p=null;this._plugin._controlElement.addEventListener("touchstart",this._handleTouchStart=function(t){t.stopPropagation(),t.preventDefault(),e._visible&&(h=t.touches[0].clientY,p=h,n=0)}),this._plugin._controlElement.addEventListener("touchmove",this._handleTouchMove=function(t){t.stopPropagation(),t.preventDefault(),e._visible&&(o||(o=!0,d=t.touches[0].clientY,null!==p&&(n+=d-p),p=d))}),this._plugin._controlElement.addEventListener("touchend",this._handleTouchEnd=function(t){t.stopPropagation(),t.preventDefault(),e._visible&&(h=null,d=null,n=0)})}},{key:"_destroy",value:function(){this._unbindEvents(),this._destroyNodes()}},{key:"_unbindEvents",value:function(){var e=this._viewer,t=e.scene,i=t.canvas.canvas,r=e.camera,s=this._plugin._controlElement;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),s.removeEventListener("touchstart",this._handleTouchStart),s.removeEventListener("touchmove",this._handleTouchMove),s.removeEventListener("touchend",this._handleTouchEnd),r.off(this._onCameraViewMatrix),r.off(this._onCameraProjMatrix)}},{key:"_destroyNodes",value:function(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}]),e}(),gF=function(){function e(t,i,r){var s=this;B(this,e),this.id=r.id,this._sectionPlane=r,this._mesh=new _n(i,{id:r.id,geometry:new Xi(i,Ji({xSize:.5,ySize:.5,zSize:.001})),material:new $i(i,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new rr(i,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new tr(i,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new tr(i,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});var n=re.vec3([0,0,0]),o=re.vec3(),a=re.vec3([0,0,1]),l=re.vec4(4),u=re.vec3(),c=function(){var e=s._sectionPlane.scene.center,t=[-s._sectionPlane.dir[0],-s._sectionPlane.dir[1],-s._sectionPlane.dir[2]];re.subVec3(e,s._sectionPlane.pos,n);var i=-re.dotVec3(t,n);re.normalizeVec3(t),re.mulVec3Scalar(t,i,o);var r=re.vec3PairToQuaternion(a,s._sectionPlane.dir,l);u[0]=.1*o[0],u[1]=.1*o[1],u[2]=.1*o[2],s._mesh.quaternion=r,s._mesh.position=u};this._onSectionPlanePos=this._sectionPlane.on("pos",c),this._onSectionPlaneDir=this._sectionPlane.on("dir",c),this._highlighted=!1,this._selected=!1}return C(e,[{key:"setHighlighted",value:function(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}},{key:"getHighlighted",value:function(){return this._highlighted}},{key:"setSelected",value:function(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}},{key:"getSelected",value:function(){return this._selected}},{key:"destroy",value:function(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}]),e}(),mF=function(){function e(t,i){var r=this;if(B(this,e),!(i.onHoverEnterPlane&&i.onHoverLeavePlane&&i.onClickedNothing&&i.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=t,this._viewer=t.viewer,this._onHoverEnterPlane=i.onHoverEnterPlane,this._onHoverLeavePlane=i.onHoverLeavePlane,this._onClickedNothing=i.onClickedNothing,this._onClickedPlane=i.onClickedPlane,this._visible=!0,this._planes={},this._canvas=i.overviewCanvas,this._scene=new dr(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new Li(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new Li(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new Li(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;var s=this._scene.camera,n=re.rotationMat4c(-90*re.DEGTORAD,1,0,0),o=re.vec3(),a=re.vec3(),l=re.vec3();this._synchCamera=function(){var e=r._viewer.camera.eye,t=r._viewer.camera.look,i=r._viewer.camera.up;re.mulVec3Scalar(re.normalizeVec3(re.subVec3(e,t,o)),7),r._zUp?(re.transformVec3(n,o,a),re.transformVec3(n,i,l),s.look=[0,0,0],s.eye=re.transformVec3(n,o,a),s.up=re.transformPoint3(n,i,l)):(s.look=[0,0,0],s.eye=o,s.up=i)},this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(function(e){r._scene.camera.perspective.fov=e}));var u=null;this._onInputMouseMove=this._scene.input.on("mousemove",(function(e){var t=r._scene.pick({canvasPos:e});if(t){if(!u||t.entity.id!==u.id){if(u)r._planes[u.id]&&r._onHoverLeavePlane(u.id);u=t.entity,r._planes[u.id]&&r._onHoverEnterPlane(u.id)}}else u&&(r._onHoverLeavePlane(u.id),u=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=function(){u?r._planes[u.id]&&r._onClickedPlane(u.id):r._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=function(){u&&(r._onHoverLeavePlane(u.id),u=null)}),this.setVisible(i.overviewVisible)}return C(e,[{key:"addSectionPlane",value:function(e){this._planes[e.id]=new gF(this,this._scene,e)}},{key:"setPlaneHighlighted",value:function(e,t){var i=this._planes[e];i&&i.setHighlighted(t)}},{key:"setPlaneSelected",value:function(e,t){var i=this._planes[e];i&&i.setSelected(t)}},{key:"removeSectionPlane",value:function(e){var t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}},{key:"getVisible",value:function(){return this._visible}},{key:"destroy",value:function(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}]),e}(),_F=re.AABB3(),yF=re.vec3(),bF=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,i),(r=t.call(this,"FaceAlignedSectionPlanesPlugin",e))._freeControls=[],r._sectionPlanes=e.scene.sectionPlanes,r._controls={},r._shownControlId=null,r._dragSensitivity=s.dragSensitivity||1,null!==s.overviewCanvasId&&void 0!==s.overviewCanvasId){var n=document.getElementById(s.overviewCanvasId);n?r._overview=new mF(b(r),{overviewCanvas:n,visible:s.overviewVisible,onHoverEnterPlane:function(e){r._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:function(e){r._overview.setPlaneHighlighted(e,!1)},onClickedPlane:function(e){if(r.getShownControl()!==e){r.showControl(e);var t=r.sectionPlanes[e].pos;_F.set(r.viewer.scene.aabb),re.getAABB3Center(_F,yF),_F[0]+=t[0]-yF[0],_F[1]+=t[1]-yF[1],_F[2]+=t[2]-yF[2],_F[3]+=t[0]-yF[0],_F[4]+=t[1]-yF[1],_F[5]+=t[2]-yF[2],r.viewer.cameraFlight.flyTo({aabb:_F,fitFOV:65})}else r.hideControl()},onClickedNothing:function(){r.hideControl()}}):r.warn("Can't find overview canvas: '"+s.overviewCanvasId+"' - will create plugin without overview")}return null===s.controlElementId||void 0===s.controlElementId?r.error("Parameter expected: controlElementId"):(r._controlElement=document.getElementById(s.controlElementId),r._controlElement||r.warn("Can't find control element: '"+s.controlElementId+"' - will create plugin without control element")),r._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(function(e){r._sectionPlaneCreated(e)})),r}return C(i,[{key:"setDragSensitivity",value:function(e){this._dragSensitivity=e||1}},{key:"getDragSensitivity",value:function(){return this._dragSensitivity}},{key:"setOverviewVisible",value:function(e){this._overview&&this._overview.setVisible(e)}},{key:"getOverviewVisible",value:function(){if(this._overview)return this._overview.getVisible()}},{key:"sectionPlanes",get:function(){return this._sectionPlanes}},{key:"createSectionPlane",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);var t=new Cn(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0});return t}},{key:"_sectionPlaneCreated",value:function(e){var t=this,i=this._freeControls.length>0?this._freeControls.pop():new vF(this);i._setSectionPlane(e),i.setVisible(!1),this._controls[e.id]=i,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(function(){t._sectionPlaneDestroyed(e)}))}},{key:"flipSectionPlanes",value:function(){var e=this.viewer.scene.sectionPlanes;for(var t in e){e[t].flipDir()}}},{key:"showControl",value:function(e){var t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}},{key:"getShownControl",value:function(){return this._shownControlId}},{key:"hideControl",value:function(){for(var e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}},{key:"destroySectionPlane",value:function(e){var t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}},{key:"_sectionPlaneDestroyed",value:function(e){this._overview&&this._overview.removeSectionPlane(e);var t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}},{key:"clear",value:function(){for(var e=Object.keys(this._sectionPlanes),t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}},{key:"send",value:function(e,t){switch(e){case"snapshotStarting":for(var i in this._controls)this._controls.hasOwnProperty(i)&&this._controls[i].setCulled(!0);break;case"snapshotFinished":for(var r in this._controls)this._controls.hasOwnProperty(r)&&this._controls[r].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}},{key:"destroy",value:function(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),f(x(i.prototype),"destroy",this).call(this)}},{key:"_destroyFreeControls",value:function(){for(var e=this._freeControls.pop();e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}}]),i}(),xF=function(e){g(i,Ue);var t=_(i);function i(e){var r;return B(this,i),(r=t.call(this,"skyboxes",e)).skyboxes={},r}return C(i,[{key:"send",value:function(e,t){if("clear"===e)this.clear()}},{key:"createSkybox",value:function(e,t){if(this.viewer.scene.components[e])return this.error("Component with this ID already exists: "+e),this;var i=new Xd(this.viewer.scene,{id:e,pos:t.pos,dir:t.dir,active:!0});return this.skyboxes[e]=i,i}},{key:"destroySkybox",value:function(e){var t=this.skyboxes[e];t?t.destroy():this.error("Skybox not found: "+e)}},{key:"clear",value:function(){for(var e=Object.keys(this.viewer.scene.skyboxes),t=0,i=e.length;t<i;t++)this.destroySkybox(e[t])}},{key:"destroy",value:function(){this.clear(),f(x(i.prototype),"clear",this).call(this)}}]),i}(),wF=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};B(this,e),this.cacheBuster=!1!==t.cacheBuster}return C(e,[{key:"_cacheBusterURL",value:function(e){if(!this.cacheBuster)return e;var t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}},{key:"getSTL",value:function(e,t,i){e=this._cacheBusterURL(e);var r=new XMLHttpRequest;r.overrideMimeType("application/json"),r.open("GET",e,!0),r.responseType="arraybuffer",r.onreadystatechange=function(){4===r.readyState&&(200===r.status?t(r.response):i(r.statusText))},r.send(null)}}]),e}(),BF=re.vec3(),PF=function(){function e(){B(this,e)}return C(e,[{key:"load",value:function(e,t,i,r,s,n){r=r||{};var o=e.viewer.scene.canvas.spinner;o.processes++,e.dataSource.getSTL(i,(function(i){!function(e,t,i,r){try{var s=IF(i);CF(s)?MF(e,s,t,r):EF(e,kF(i),t,r)}catch(e){t.fire("error",e)}}(e,t,i,r);try{var a=IF(i);CF(a)?MF(e,a,t,r):EF(e,kF(i),t,r),o.processes--,we.scheduleTask((function(){t.fire("loaded",!0,!1)})),s&&s()}catch(i){o.processes--,e.error(i),n&&n(i),t.fire("error",i)}}),(function(i){o.processes--,e.error(i),n&&n(i),t.fire("error",i)}))}},{key:"parse",value:function(e,t,i,r){var s=e.viewer.scene.canvas.spinner;s.processes++;try{var n=IF(i);CF(n)?MF(e,n,t,r):EF(e,kF(i),t,r),s.processes--,we.scheduleTask((function(){t.fire("loaded",!0,!1)}))}catch(e){s.processes--,t.fire("error",e)}}}]),e}();function CF(e){var t=new DataView(e);if(84+50*t.getUint32(80,!0)===t.byteLength)return!0;for(var i=[115,111,108,105,100],r=0;r<5;r++)if(i[r]!==t.getUint8(r,!1))return!0;return!1}function MF(e,t,i,r){for(var s,n,o,a,l,u,c,A=new DataView(t),h=A.getUint32(80,!0),d=!1,p=null,f=null,v=null,g=!1,m=0;m<70;m++)1129270351===A.getUint32(m,!1)&&82===A.getUint8(m+4)&&61===A.getUint8(m+5)&&(d=!0,a=[],l=A.getUint8(m+6)/255,u=A.getUint8(m+7)/255,c=A.getUint8(m+8)/255,A.getUint8(m+9));for(var _=new Qn(i,{roughness:.5}),y=[],b=[],x=r.splitMeshes,w=0;w<h;w++){var B=84+50*w,P=A.getFloat32(B,!0),C=A.getFloat32(B+4,!0),M=A.getFloat32(B+8,!0);if(d){var E=A.getUint16(B+48,!0);0==(32768&E)?(s=(31&E)/31,n=(E>>5&31)/31,o=(E>>10&31)/31):(s=l,n=u,o=c),(x&&s!==p||n!==f||o!==v)&&(null!==p&&(g=!0),p=s,f=n,v=o)}for(var F=1;F<=3;F++){var k=B+12*F;y.push(A.getFloat32(k,!0)),y.push(A.getFloat32(k+4,!0)),y.push(A.getFloat32(k+8,!0)),b.push(P,C,M),d&&a.push(s,n,o,1)}x&&g&&(FF(i,y,b,a,_,r),y=[],b=[],a=a?[]:null,g=!1)}y.length>0&&FF(i,y,b,a,_,r)}function EF(e,t,i,r){for(var s,n,o,a,l,u,c,A=/facet([\s\S]*?)endfacet/g,h=0,d=/[\s]+([+-]?(?:\d+.\d+|\d+.|\d+|.\d+)(?:[eE][+-]?\d+)?)/.source,p=new RegExp("vertex"+d+d+d,"g"),f=new RegExp("normal"+d+d+d,"g"),v=[],g=[];null!==(a=A.exec(t));){for(l=0,u=0,c=a[0];null!==(a=f.exec(c));)s=parseFloat(a[1]),n=parseFloat(a[2]),o=parseFloat(a[3]),u++;for(;null!==(a=p.exec(c));)v.push(parseFloat(a[1]),parseFloat(a[2]),parseFloat(a[3])),g.push(s,n,o),l++;1!==u&&e.error("Error in normal of face "+h),3!==l&&e.error("Error in positions of face "+h),h++}FF(i,v,g,null,new Qn(i,{roughness:.5}),r)}function FF(e,t,i,r,s,n){for(var o=new Int32Array(t.length/3),a=0,l=o.length;a<l;a++)o[a]=a;i=i&&i.length>0?i:null,r=r&&r.length>0?r:null,n.smoothNormals&&re.faceToVertexNormals(t,i,n);var u=BF;Ge(t,t,u);var c=new Xi(e,{primitive:"triangles",positions:t,normals:i,colors:r,indices:o}),A=new _n(e,{origin:0!==u[0]||0!==u[1]||0!==u[2]?u:null,geometry:c,material:s,edges:n.edges});e.addChild(A)}function kF(e){return"string"!=typeof e?function(e){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(e);for(var t="",i=0,r=e.length;i<r;i++)t+=String.fromCharCode(e[i]);return decodeURIComponent(escape(t))}(new Uint8Array(e)):e}function IF(e){if("string"==typeof e){for(var t=new Uint8Array(e.length),i=0;i<e.length;i++)t[i]=255&e.charCodeAt(i);return t.buffer||t}return e}var DF=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"STLLoader",e,s))._sceneGraphLoader=new PF,r.dataSource=s.dataSource,r}return C(i,[{key:"dataSource",get:function(){return this._dataSource},set:function(e){this._dataSource=e||new wF}},{key:"load",value:function(e){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);var t=new Rn(this.viewer.scene,he.apply(e,{isModel:!0})),i=e.src,r=e.stl;return i||r?(i?this._sceneGraphLoader.load(this,t,i,e):this._sceneGraphLoader.parse(this,t,r,e),t):(this.error("load() param expected: either 'src' or 'stl'"),t)}}]),i}(),SF=function(){function e(){B(this,e)}return C(e,[{key:"createRootNode",value:function(){return document.createElement("ul")}},{key:"createNodeElement",value:function(e,t,i,r,s){var n=document.createElement("li");if(n.id=e.nodeId,e.xrayed&&n.classList.add("xrayed-node"),e.children.length>0){var o=document.createElement("a");o.href="#",o.id="switch-".concat(e.nodeId),o.textContent="+",o.classList.add("plus"),t&&o.addEventListener("click",t),n.appendChild(o)}var a=document.createElement("input");a.id="checkbox-".concat(e.nodeId),a.type="checkbox",a.checked=e.checked,a.style["pointer-events"]="all",i&&a.addEventListener("change",i),n.appendChild(a);var l=document.createElement("span");return l.textContent=e.title,n.appendChild(l),r&&(l.oncontextmenu=r),s&&(l.onclick=s),n}},{key:"createDisabledNodeElement",value:function(e){var t=document.createElement("li"),i=document.createElement("a");i.href="#",i.textContent="!",i.classList.add("warn"),i.classList.add("warning"),t.appendChild(i);var r=document.createElement("span");return r.textContent=e,t.appendChild(r),t}},{key:"addChildren",value:function(e,t){var i=document.createElement("ul");t.forEach((function(e){i.appendChild(e)})),e.parentElement.appendChild(i)}},{key:"expand",value:function(e,t,i){e.classList.remove("plus"),e.classList.add("minus"),e.textContent="-",e.removeEventListener("click",t),e.addEventListener("click",i)}},{key:"collapse",value:function(e,t,i){if(e){var r=e.parentElement;if(r){var s=r.querySelector("ul");s&&(r.removeChild(s),e.classList.remove("minus"),e.classList.add("plus"),e.textContent="+",e.removeEventListener("click",i),e.addEventListener("click",t))}}}},{key:"isExpanded",value:function(e){return void 0!==e.parentElement.getElementsByTagName("li")[0]}},{key:"getId",value:function(e){return e.parentElement.id}},{key:"getIdFromCheckbox",value:function(e){return e.id.replace("checkbox-","")}},{key:"getSwitchElement",value:function(e){return document.getElementById("switch-".concat(e))}},{key:"isChecked",value:function(e){return e.checked}},{key:"setCheckbox",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2],r=document.getElementById("checkbox-".concat(e));r&&(t!==r.checked&&(r.checked=t),i!==r.indeterminate&&(r.indeterminate=i,i&&(r.checked=!1)))}},{key:"setXRayed",value:function(e,t){var i=document.getElementById(e);i&&(t?i.classList.add("xrayed-node"):i.classList.remove("xrayed-node"))}},{key:"setHighlighted",value:function(e,t){var i=document.getElementById(e);i&&(t?(i.scrollIntoView({block:"center"}),i.classList.add("highlighted-node")):i.classList.remove("highlighted-node"))}}]),e}(),TF=[],LF=function(e){g(i,Ue);var t=_(i);function i(e){var r,s,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(s=t.call(this,"TreeViewPlugin",e)).errors=[],s.valid=!0;var o=n.containerElement||document.getElementById(n.containerElementId);if(!(o instanceof HTMLElement))return s.error("Mandatory config expected: valid containerElementId or containerElement"),y(s);for(var a=0;;a++)if(!TF[a]){TF[a]=b(s),s._index=a,s._id="tree-".concat(a);break}if(s._containerElement=o,s._metaModels={},s._autoAddModels=!1!==n.autoAddModels,s._autoExpandDepth=n.autoExpandDepth||0,s._sortNodes=!1!==n.sortNodes,s._viewer=e,s._rootElement=null,s._muteSceneEvents=!1,s._muteTreeEvents=!1,s._rootNodes=[],s._objectNodes={},s._nodeNodes={},s._rootNames={},s._sortNodes=n.sortNodes,s._pruneEmptyNodes=n.pruneEmptyNodes,s._showListItemElementId=null,s._renderService=n.renderService||new SF,s._showIndeterminate=null!==(r=n.showIndeterminate)&&void 0!==r&&r,!s._renderService)throw new Error("TreeViewPlugin: no render service set");if(s._containerElement.oncontextmenu=function(e){e.preventDefault()},s._onObjectVisibility=s._viewer.scene.on("objectVisibility",(function(e){if(!s._muteSceneEvents){var t=e.id,i=s._objectNodes[t];if(i){var r=e.visible;if(r!==i.checked){s._muteTreeEvents=!0,i.checked=r,r?i.numVisibleEntities++:i.numVisibleEntities--,s._renderService.setCheckbox(i.nodeId,r);for(var n=i.parent;n;){n.checked=r,r?n.numVisibleEntities++:n.numVisibleEntities--;var o=s._showIndeterminate&&n.numVisibleEntities>0&&n.numVisibleEntities<n.numEntities;s._renderService.setCheckbox(n.nodeId,n.numVisibleEntities>0,o),n=n.parent}s._muteTreeEvents=!1}}}})),s._onObjectXrayed=s._viewer.scene.on("objectXRayed",(function(e){if(!s._muteSceneEvents){var t=e.id,i=s._objectNodes[t];if(i){s._muteTreeEvents=!0;var r=e.xrayed;r!==i.xrayed&&(i.xrayed=r,s._renderService.setXRayed(i.nodeId,r),s._muteTreeEvents=!1)}}})),s._switchExpandHandler=function(e){e.preventDefault(),e.stopPropagation();var t=e.target;s._expandSwitchElement(t)},s._switchCollapseHandler=function(e){e.preventDefault(),e.stopPropagation();var t=e.target;s._collapseSwitchElement(t)},s._checkboxChangeHandler=function(e){if(!s._muteTreeEvents){s._muteSceneEvents=!0;var t=e.target,i=s._renderService.isChecked(t),r=s._renderService.getIdFromCheckbox(t),n=s._nodeNodes[r],o=s._viewer.scene.objects,a=0;s._withNodeTree(n,(function(e){var t=e.objectId,r=o[t],n=0===e.children.length;e.numVisibleEntities=i?e.numEntities:0,n&&i!==e.checked&&a++,e.checked=i,s._renderService.setCheckbox(e.nodeId,i),r&&(r.visible=i)}));for(var l=n.parent;l;){l.checked=i,i?l.numVisibleEntities+=a:l.numVisibleEntities-=a;var u=s._showIndeterminate&&l.numVisibleEntities>0&&l.numVisibleEntities<l.numEntities;s._renderService.setCheckbox(l.nodeId,l.numVisibleEntities>0,u),l=l.parent}s._muteSceneEvents=!1}},s._hierarchy=n.hierarchy||"containment",s._autoExpandDepth=n.autoExpandDepth||0,s._autoAddModels){for(var l=Object.keys(s.viewer.metaScene.metaModels),u=0,c=l.length;u<c;u++){var A=l[u],h=s.viewer.metaScene.metaModels[A];h.finalized&&s.addModel(A)}s.viewer.scene.on("modelLoaded",(function(e){s.viewer.metaScene.metaModels[e]&&s.addModel(e)}))}return s.hierarchy=n.hierarchy,s}return C(i,[{key:"hierarchy",get:function(){return this._hierarchy},set:function(e){"containment"!==(e=e||"containment")&&"storeys"!==e&&"types"!==e&&(this.error("Unsupported value for `hierarchy' - defaulting to 'containment'"),e="containment"),this._hierarchy!==e&&(this._hierarchy=e,this._createNodes())}},{key:"addModel",value:function(e){var t=this,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(this._containerElement){var r=this.viewer.scene.models[e];if(!r)throw"Model not found: "+e;var s=this.viewer.metaScene.metaModels[e];s?this._metaModels[e]?this.warn("Model already added: "+e):(this._metaModels[e]=s,i&&i.rootName&&(this._rootNames[e]=i.rootName),r.on("destroyed",(function(){t.removeModel(r.id)})),this._createNodes()):this.error("MetaModel not found: "+e)}}},{key:"removeModel",value:function(e){this._containerElement&&(this._metaModels[e]&&(this._rootNames[e]&&delete this._rootNames[e],delete this._metaModels[e],this._createNodes()))}},{key:"showNode",value:function(e){this.unShowNode();var t=this._objectNodes[e];if(t){this.collapse();var i=t.nodeId,r=this._renderService.getSwitchElement(i);if(r)return this._expandSwitchElement(r),r.scrollIntoView(),!0;var s=[];s.unshift(t);for(var n=t.parent;n;)s.unshift(n),n=n.parent;for(var o=0,a=s.length;o<a;o++){var l=this._renderService.getSwitchElement(s[o].nodeId);l&&this._expandSwitchElement(l)}this._renderService.setHighlighted(i,!0),this._showListItemElementId=i}}},{key:"unShowNode",value:function(){this._showListItemElementId&&(this._renderService.setHighlighted(this._showListItemElementId,!1),this._showListItemElementId=null)}},{key:"expandToDepth",value:function(e){var t=this;this.collapse();for(var i=function i(r,s){if(s!==e){var n=t._renderService.getSwitchElement(r.nodeId);if(n){t._expandSwitchElement(n);for(var o=r.children,a=0,l=o.length;a<l;a++){i(o[a],s+1)}}}},r=0,s=this._rootNodes.length;r<s;r++){i(this._rootNodes[r],0)}}},{key:"collapse",value:function(){for(var e=0,t=this._rootNodes.length;e<t;e++){var i=this._rootNodes[e].nodeId;this._collapseNode(i)}}},{key:"withNodeTree",value:function(e,t){t(e);var i=e.children;if(i)for(var r=0,s=i.length;r<s;r++)this.withNodeTree(i[r],t)}},{key:"destroy",value:function(){this._containerElement&&(this._metaModels={},this._rootElement&&!this._destroyed&&(this._rootElement.parentNode.removeChild(this._rootElement),this._viewer.scene.off(this._onObjectVisibility),this._destroyed=!0),delete TF[this._index],f(x(i.prototype),"destroy",this).call(this))}},{key:"_createNodes",value:function(){this._rootElement&&(this._rootElement.parentNode.removeChild(this._rootElement),this._rootElement=null),this._rootNodes=[],this._objectNodes={},this._nodeNodes={},this._validate(),this.valid||"storeys"!==this._hierarchy?this._createEnabledNodes():this._createDisabledNodes()}},{key:"_validate",value:function(){if(this.errors=[],"storeys"===this._hierarchy)this.valid=this._validateMetaModelForStoreysHierarchy();else this.valid=this._rootNodes.length>0;return this.valid}},{key:"_validateMetaModelForStoreysHierarchy",value:function(){return!0}},{key:"_createEnabledNodes",value:function(){switch(this._pruneEmptyNodes&&this._findEmptyNodes(),this._hierarchy){case"storeys":this._createStoreysNodes(),0===this._rootNodes.length&&this.error("Failed to build storeys hierarchy");break;case"types":this._createTypesNodes();break;default:this._createContainmentNodes()}this._sortNodes&&this._doSortNodes(),this._synchNodesToEntities(),this._createTrees(),this.expandToDepth(this._autoExpandDepth)}},{key:"_createDisabledNodes",value:function(){var e=this._renderService.createRootNode();this._rootElement=e,this._containerElement.appendChild(e);var t=this._viewer.metaScene.rootMetaObjects;for(var i in t){var r=t[i],s=r.type,n=r.name,o=n&&""!==n&&"Undefined"!==n&&"Default"!==n?n:s,a=this._renderService.createDisabledNodeElement(o);e.appendChild(a)}}},{key:"_findEmptyNodes",value:function(){var e=this._viewer.metaScene.rootMetaObjects;for(var t in e)this._findEmptyNodes2(e[t])}},{key:"_findEmptyNodes2",value:function(e){var t=this.viewer,i=t.scene,r=e.children,s=e.id,n=i.objects[s];if(e._countEntities=0,n&&e._countEntities++,r)for(var o=0,a=r.length;o<a;o++){var l=r[o];l._countEntities=this._findEmptyNodes2(l),e._countEntities+=l._countEntities}return e._countEntities}},{key:"_createStoreysNodes",value:function(){var e=this._viewer.metaScene.rootMetaObjects;for(var t in e)this._createStoreysNodes2(e[t],null,null,null)}},{key:"_createStoreysNodes2",value:function(e,t,i,r){if(!this._pruneEmptyNodes||0!==e._countEntities){var s=e.type,n=e.name,o=e.children,a=e.id;if("IfcBuilding"===s)t={nodeId:"".concat(this._id,"-").concat(a),objectId:a,title:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||(n&&""!==n&&"Undefined"!==n&&"Default"!==n?n:s),type:s,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t;else if("IfcBuildingStorey"===s){if(!t)return void this.error("Failed to build storeys hierarchy for model - model does not have an IfcBuilding object, or is not an IFC model");i={nodeId:"".concat(this._id,"-").concat(a),objectId:a,title:n&&""!==n&&"Undefined"!==n&&"Default"!==n?n:s,type:s,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(i),this._objectNodes[i.objectId]=i,this._nodeNodes[i.nodeId]=i,r={}}else{if(i)if(this._viewer.scene.objects[a]){var l=(r=r||{})[s];l||(l={nodeId:"".concat(this._id,"-").concat(i.objectId,"-").concat(s),objectId:"".concat(i.objectId,"-").concat(s),title:s,type:s,parent:i,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},i.children.push(l),this._objectNodes[l.objectId]=l,this._nodeNodes[l.nodeId]=l,r[s]=l);var u={nodeId:"".concat(this._id,"-").concat(a),objectId:a,title:n&&""!==n&&"Undefined"!==n&&"Default"!==n?n:s,type:s,parent:l,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};l.children.push(u),this._objectNodes[u.objectId]=u,this._nodeNodes[u.nodeId]=u}}if(o)for(var c=0,A=o.length;c<A;c++){var h=o[c];this._createStoreysNodes2(h,t,i,r)}}}},{key:"_createTypesNodes",value:function(){var e=this._viewer.metaScene.rootMetaObjects;for(var t in e)this._createTypesNodes2(e[t],null,null)}},{key:"_createTypesNodes2",value:function(e,t,i){if(!this._pruneEmptyNodes||0!==e._countEntities){var r=e.type,s=e.name,n=e.children,o=e.id;if(e.parent){if(t)if(this._viewer.scene.objects[o]){var a=i[r];a||(a={nodeId:"".concat(this._id,"-").concat(t.objectId,"-").concat(r),objectId:"".concat(t.objectId,"-").concat(r),title:r,type:r,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(a),this._objectNodes[a.objectId]=a,this._nodeNodes[a.nodeId]=a,i[r]=a);var l={nodeId:"".concat(this._id,"-").concat(o),objectId:o,title:s&&""!==s&&"Default"!==s?s:r,type:r,parent:a,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};a.children.push(l),this._objectNodes[l.objectId]=l,this._nodeNodes[l.nodeId]=l}}else t={nodeId:"".concat(this._id,"-").concat(o),objectId:o,title:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||(s&&""!==s&&"Undefined"!==s&&"Default"!==s?s:r),type:r,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t,i={};if(n)for(var u=0,c=n.length;u<c;u++){var A=n[u];this._createTypesNodes2(A,t,i)}}}},{key:"_createContainmentNodes",value:function(){var e=this._viewer.metaScene.rootMetaObjects;for(var t in e)this._createContainmentNodes2(e[t],null)}},{key:"_createContainmentNodes2",value:function(e,t){if(!this._pruneEmptyNodes||0!==e._countEntities){var i=e.type,r=e.name||i,s=e.children,n=e.id,o={nodeId:"".concat(this._id,"-").concat(n),objectId:n,title:t?r&&""!==r&&"Undefined"!==r&&"Default"!==r?r:i:0===e.metaModels.length?"na":this._rootNames[e.metaModels[0].id]||r,type:i,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};if(t?t.children.push(o):this._rootNodes.push(o),this._objectNodes[o.objectId]=o,this._nodeNodes[o.nodeId]=o,s)for(var a=0,l=s.length;a<l;a++){var u=s[a];this._createContainmentNodes2(u,o)}}}},{key:"_doSortNodes",value:function(){for(var e=0,t=this._rootNodes.length;e<t;e++){var i=this._rootNodes[e];this._sortChildren(i)}}},{key:"_sortChildren",value:function(e){var t=e.children;if(t&&0!==t.length){var i=t[0];"storeys"===this._hierarchy&&"IfcBuildingStorey"===i.type?t.sort(this._getSpatialSortFunc()):t.sort(this._alphaSortFunc);for(var r=0,s=t.length;r<s;r++){var n=t[r];this._sortChildren(n)}}}},{key:"_getSpatialSortFunc",value:function(){var e=this.viewer,t=e.scene,i=t.camera,r=e.metaScene;return this._spatialSortFunc||(this._spatialSortFunc=function(e,s){e.aabb&&s.aabb||(e.aabb||(e.aabb=t.getAABB(r.getObjectIDsInSubtree(e.objectId))),s.aabb||(s.aabb=t.getAABB(r.getObjectIDsInSubtree(s.objectId))));var n=0;return n=i.xUp?0:i.yUp?1:2,e.aabb[n]>s.aabb[n]?-1:e.aabb[n]<s.aabb[n]?1:0})}},{key:"_alphaSortFunc",value:function(e,t){var i=e.title.toUpperCase(),r=t.title.toUpperCase();return i<r?-1:i>r?1:0}},{key:"_synchNodesToEntities",value:function(){for(var e=Object.keys(this.viewer.metaScene.metaObjects),t=this._viewer.metaScene.metaObjects,i=this._viewer.scene.objects,r=0,s=e.length;r<s;r++){var n=e[r];if(t[n]){var o=this._objectNodes[n];if(o){var a=i[n];if(a){var l=a.visible;o.numEntities=1,o.xrayed=a.xrayed,l?(o.numVisibleEntities=1,o.checked=!0):(o.numVisibleEntities=0,o.checked=!1);for(var u=o.parent;u;)u.numEntities++,l&&(u.numVisibleEntities++,u.checked=!0),u=u.parent}}}}}},{key:"_withNodeTree",value:function(e,t){t(e);var i=e.children;if(i)for(var r=0,s=i.length;r<s;r++)this._withNodeTree(i[r],t)}},{key:"_createTrees",value:function(){var e=this;if(0!==this._rootNodes.length){var t=this._rootNodes.map((function(t){return e._createNodeElement(t)})),i=this._renderService.createRootNode();t.forEach((function(e){i.appendChild(e)})),this._containerElement.appendChild(i),this._rootElement=i}}},{key:"_createNodeElement",value:function(e){var t=this;return this._renderService.createNodeElement(e,this._switchExpandHandler,this._checkboxChangeHandler,(function(i){t.fire("contextmenu",{event:i,viewer:t._viewer,treeViewPlugin:t,treeViewNode:e}),i.preventDefault()}),(function(i){t.fire("nodeTitleClicked",{event:i,viewer:t._viewer,treeViewPlugin:t,treeViewNode:e}),i.preventDefault()}))}},{key:"_expandSwitchElement",value:function(e){var t=this;if(!this._renderService.isExpanded(e)){var i=this._renderService.getId(e),r=this._nodeNodes[i].children.map((function(e){return t._createNodeElement(e)}));this._renderService.addChildren(e,r),this._renderService.expand(e,this._switchExpandHandler,this._switchCollapseHandler)}}},{key:"_collapseNode",value:function(e){var t=this._renderService.getSwitchElement(e);this._collapseSwitchElement(t)}},{key:"_collapseSwitchElement",value:function(e){this._renderService.collapse(e,this._switchExpandHandler,this._switchCollapseHandler)}}]),i}(),RF=function(){function e(t){var i=this;B(this,e),this._scene=t,this._objects=[],this._objectsViewCulled=[],this._objectsDetailCulled=[],this._objectsChanged=[],this._objectsChangedList=[],this._modelInfos={},this._numObjects=0,this._lenObjectsChangedList=0,this._dirty=!0,this._onModelLoaded=t.on("modelLoaded",(function(e){var r=t.models[e];r&&i._addModel(r)})),this._onTick=t.on("tick",(function(){i._dirty&&i._build(),i._applyChanges()}))}return C(e,[{key:"_addModel",value:function(e){var t=this,i={model:e,onDestroyed:e.on("destroyed",(function(){t._removeModel(e)}))};this._modelInfos[e.id]=i,this._dirty=!0}},{key:"_removeModel",value:function(e){var t=this._modelInfos[e.id];t&&(t.model.off(t.onDestroyed),delete this._modelInfos[e.id],this._dirty=!0)}},{key:"_build",value:function(){if(this._dirty){this._applyChanges();for(var e=this._scene.objects,t=0;t<this._numObjects;t++)this._objects[t]=null;for(var i in this._numObjects=0,e){var r=e[i];this._objects[this._numObjects++]=r}this._lenObjectsChangedList=0,this._dirty=!1}}},{key:"_applyChanges",value:function(){if(this._lenObjectsChangedList>0){for(var e=0;e<this._lenObjectsChangedList;e++){var t=this._objectsChangedList[e],i=this._objects[t],r=this._objectsViewCulled[t],s=this._objectsDetailCulled[t],n=r||s;i.culled=n,this._objectsChanged[t]=!1}this._lenObjectsChangedList=0}}},{key:"objects",get:function(){return this._dirty&&this._build(),this._objects}},{key:"numObjects",get:function(){return this._dirty&&this._build(),this._numObjects}},{key:"setObjectViewCulled",value:function(e,t){this._dirty&&this._build(),this._objectsViewCulled[e]!==t&&(this._objectsViewCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}},{key:"setObjectDetailCulled",value:function(e,t){this._dirty&&this._build(),this._objectsDetailCulled[e]!==t&&(this._objectsDetailCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}},{key:"_destroy",value:function(){this._clear(),this._scene.off(this._onModelLoaded),this._scene.off(this._onTick)}},{key:"_clear",value:function(){for(var e in this._modelInfos){var t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._dirty=!0}}]),e}(),UF={};function OF(e){var t=e.id,i=UF[t];return i||(i=new RF(e),UF[t]=i,e.on("destroyed",(function(){delete UF[t],i._destroy()}))),i}var NF=new Float32Array(3),QF=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"ViewCull",e))._objectCullStates=OF(e.scene),r._maxTreeDepth=s.maxTreeDepth||8,r._modelInfos={},r._frustum=new Ie,r._kdRoot=null,r._frustumDirty=!1,r._kdTreeDirty=!1,r._onViewMatrix=e.scene.camera.on("viewMatrix",(function(){r._frustumDirty=!0})),r._onProjMatrix=e.scene.camera.on("projMatMatrix",(function(){r._frustumDirty=!0})),r._onModelLoaded=e.scene.on("modelLoaded",(function(e){var t=r.viewer.scene.models[e];t&&r._addModel(t)})),r._onSceneTick=e.scene.on("tick",(function(){r._doCull()})),r}return C(i,[{key:"enabled",get:function(){return this._enabled},set:function(e){this._enabled=e}},{key:"_addModel",value:function(e){var t=this,i={model:e,onDestroyed:e.on("destroyed",(function(){t._removeModel(e)}))};this._modelInfos[e.id]=i,this._kdTreeDirty=!0}},{key:"_removeModel",value:function(e){var t=this._modelInfos[e.id];t&&(t.model.off(t.onDestroyed),delete this._modelInfos[e.id],this._kdTreeDirty=!0)}},{key:"_doCull",value:function(){var e=this._frustumDirty||this._kdTreeDirty;if(this._frustumDirty&&this._buildFrustum(),this._kdTreeDirty&&this._buildKDTree(),e){var t=this._kdRoot;t&&this._visitKDNode(t)}}},{key:"_buildFrustum",value:function(){var e=this.viewer.scene.camera;De(this._frustum,e.viewMatrix,e.projMatrix),this._frustumDirty=!1}},{key:"_buildKDTree",value:function(){var e=this.viewer.scene;this._kdRoot,this._kdRoot={aabb:e.getAABB(),intersection:Ie.INTERSECT};for(var t=0,i=this._objectCullStates.numObjects;t<i;t++){var r=this._objectCullStates.objects[t];this._insertEntityIntoKDTree(this._kdRoot,r,t,1)}this._kdTreeDirty=!1}},{key:"_insertEntityIntoKDTree",value:function(e,t,i,r){var s=t.aabb;if(r>=this._maxTreeDepth)return e.objects=e.objects||[],e.objects.push(i),void re.expandAABB3(e.aabb,s);if(e.left&&re.containsAABB3(e.left.aabb,s))this._insertEntityIntoKDTree(e.left,t,i,r+1);else if(e.right&&re.containsAABB3(e.right.aabb,s))this._insertEntityIntoKDTree(e.right,t,i,r+1);else{var n=e.aabb;NF[0]=n[3]-n[0],NF[1]=n[4]-n[1],NF[2]=n[5]-n[2];var o=0;if(NF[1]>NF[o]&&(o=1),NF[2]>NF[o]&&(o=2),!e.left){var a=n.slice();if(a[o+3]=(n[o]+n[o+3])/2,e.left={aabb:a,intersection:Ie.INTERSECT},re.containsAABB3(a,s))return void this._insertEntityIntoKDTree(e.left,t,i,r+1)}if(!e.right){var l=n.slice();if(l[o]=(n[o]+n[o+3])/2,e.right={aabb:l,intersection:Ie.INTERSECT},re.containsAABB3(l,s))return void this._insertEntityIntoKDTree(e.right,t,i,r+1)}e.objects=e.objects||[],e.objects.push(i),re.expandAABB3(e.aabb,s)}}},{key:"_visitKDNode",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:Ie.INTERSECT;if(t===Ie.INTERSECT||e.intersects!==t){t===Ie.INTERSECT&&(t=Se(this._frustum,e.aabb),e.intersects=t);var i=t===Ie.OUTSIDE,r=e.objects;if(r&&r.length>0)for(var s=0,n=r.length;s<n;s++){var o=r[s];this._objectCullStates.setObjectViewCulled(o,i)}e.left&&this._visitKDNode(e.left,t),e.right&&this._visitKDNode(e.right,t)}}},{key:"send",value:function(e,t){}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._clear();var e=this.viewer.scene,t=e.camera;e.off(this._onModelLoaded),e.off(this._onSceneTick),t.off(this._onViewMatrix),t.off(this._onProjMatrix)}},{key:"_clear",value:function(){for(var e in this._modelInfos){var t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._kdRoot=null,this._kdTreeDirty=!0}}]),i}(),VF=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};B(this,e),this.cacheBuster=!1!==t.cacheBuster}return C(e,[{key:"_cacheBusterURL",value:function(e){if(!this.cacheBuster)return e;var t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}},{key:"getManifest",value:function(e,t,i){he.loadJSON(this._cacheBusterURL(e),(function(e){t(e)}),(function(e){i(e)}))}},{key:"getMetaModel",value:function(e,t,i){he.loadJSON(this._cacheBusterURL(e),(function(e){t(e)}),(function(e){i(e)}))}},{key:"getXKT",value:function(e,t,i){var r=function(){};t=t||r,i=i||r;var s=e.match(/^data:(.*?)(;base64)?,(.*)$/);if(s){var n=!!s[2],o=s[3];o=window.decodeURIComponent(o),n&&(o=window.atob(o));try{for(var a=new ArrayBuffer(o.length),l=new Uint8Array(a),u=0;u<o.length;u++)l[u]=o.charCodeAt(u);t(a)}catch(e){i(e)}}else{var c=new XMLHttpRequest;c.open("GET",this._cacheBusterURL(e),!0),c.responseType="arraybuffer",c.onreadystatechange=function(){4===c.readyState&&(200===c.status?t(c.response):i("getXKT error : "+c.response))},c.send(null)}}}]),e}();!function(e,t){"object"==("undefined"==typeof exports?"undefined":w(exports))&&"undefined"!=typeof module?t(exports):"function"==typeof define&&define.amd?define(["exports"],t):t((e="undefined"!=typeof globalThis?globalThis:e||self).pako={})}(void 0,(function(e){function t(e){for(var t=e.length;--t>=0;)e[t]=0}var i=new Uint8Array([0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0]),r=new Uint8Array([0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13]),s=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,3,7]),n=new Uint8Array([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]),o=new Array(576);t(o);var a=new Array(60);t(a);var l=new Array(512);t(l);var u=new Array(256);t(u);var c=new Array(29);t(c);var A,h,d,p=new Array(30);function f(e,t,i,r,s){this.static_tree=e,this.extra_bits=t,this.extra_base=i,this.elems=r,this.max_length=s,this.has_stree=e&&e.length}function v(e,t){this.dyn_tree=e,this.max_code=0,this.stat_desc=t}t(p);var g=function(e){return e<256?l[e]:l[256+(e>>>7)]},m=function(e,t){e.pending_buf[e.pending++]=255&t,e.pending_buf[e.pending++]=t>>>8&255},_=function(e,t,i){e.bi_valid>16-i?(e.bi_buf|=t<<e.bi_valid&65535,m(e,e.bi_buf),e.bi_buf=t>>16-e.bi_valid,e.bi_valid+=i-16):(e.bi_buf|=t<<e.bi_valid&65535,e.bi_valid+=i)},y=function(e,t,i){_(e,i[2*t],i[2*t+1])},b=function(e,t){var i=0;do{i|=1&e,e>>>=1,i<<=1}while(--t>0);return i>>>1},x=function(e,t,i){var r,s,n=new Array(16),o=0;for(r=1;r<=15;r++)o=o+i[r-1]<<1,n[r]=o;for(s=0;s<=t;s++){var a=e[2*s+1];0!==a&&(e[2*s]=b(n[a]++,a))}},B=function(e){var t;for(t=0;t<286;t++)e.dyn_ltree[2*t]=0;for(t=0;t<30;t++)e.dyn_dtree[2*t]=0;for(t=0;t<19;t++)e.bl_tree[2*t]=0;e.dyn_ltree[512]=1,e.opt_len=e.static_len=0,e.sym_next=e.matches=0},P=function(e){e.bi_valid>8?m(e,e.bi_buf):e.bi_valid>0&&(e.pending_buf[e.pending++]=e.bi_buf),e.bi_buf=0,e.bi_valid=0},C=function(e,t,i,r){var s=2*t,n=2*i;return e[s]<e[n]||e[s]===e[n]&&r[t]<=r[i]},M=function(e,t,i){for(var r=e.heap[i],s=i<<1;s<=e.heap_len&&(s<e.heap_len&&C(t,e.heap[s+1],e.heap[s],e.depth)&&s++,!C(t,r,e.heap[s],e.depth));)e.heap[i]=e.heap[s],i=s,s<<=1;e.heap[i]=r},E=function(e,t,s){var n,o,a,l,A=0;if(0!==e.sym_next)do{n=255&e.pending_buf[e.sym_buf+A++],n+=(255&e.pending_buf[e.sym_buf+A++])<<8,o=e.pending_buf[e.sym_buf+A++],0===n?y(e,o,t):(a=u[o],y(e,a+256+1,t),0!==(l=i[a])&&(o-=c[a],_(e,o,l)),n--,a=g(n),y(e,a,s),0!==(l=r[a])&&(n-=p[a],_(e,n,l)))}while(A<e.sym_next);y(e,256,t)},F=function(e,t){var i,r,s,n=t.dyn_tree,o=t.stat_desc.static_tree,a=t.stat_desc.has_stree,l=t.stat_desc.elems,u=-1;for(e.heap_len=0,e.heap_max=573,i=0;i<l;i++)0!==n[2*i]?(e.heap[++e.heap_len]=u=i,e.depth[i]=0):n[2*i+1]=0;for(;e.heap_len<2;)n[2*(s=e.heap[++e.heap_len]=u<2?++u:0)]=1,e.depth[s]=0,e.opt_len--,a&&(e.static_len-=o[2*s+1]);for(t.max_code=u,i=e.heap_len>>1;i>=1;i--)M(e,n,i);s=l;do{i=e.heap[1],e.heap[1]=e.heap[e.heap_len--],M(e,n,1),r=e.heap[1],e.heap[--e.heap_max]=i,e.heap[--e.heap_max]=r,n[2*s]=n[2*i]+n[2*r],e.depth[s]=(e.depth[i]>=e.depth[r]?e.depth[i]:e.depth[r])+1,n[2*i+1]=n[2*r+1]=s,e.heap[1]=s++,M(e,n,1)}while(e.heap_len>=2);e.heap[--e.heap_max]=e.heap[1],function(e,t){var i,r,s,n,o,a,l=t.dyn_tree,u=t.max_code,c=t.stat_desc.static_tree,A=t.stat_desc.has_stree,h=t.stat_desc.extra_bits,d=t.stat_desc.extra_base,p=t.stat_desc.max_length,f=0;for(n=0;n<=15;n++)e.bl_count[n]=0;for(l[2*e.heap[e.heap_max]+1]=0,i=e.heap_max+1;i<573;i++)(n=l[2*l[2*(r=e.heap[i])+1]+1]+1)>p&&(n=p,f++),l[2*r+1]=n,r>u||(e.bl_count[n]++,o=0,r>=d&&(o=h[r-d]),a=l[2*r],e.opt_len+=a*(n+o),A&&(e.static_len+=a*(c[2*r+1]+o)));if(0!==f){do{for(n=p-1;0===e.bl_count[n];)n--;e.bl_count[n]--,e.bl_count[n+1]+=2,e.bl_count[p]--,f-=2}while(f>0);for(n=p;0!==n;n--)for(r=e.bl_count[n];0!==r;)(s=e.heap[--i])>u||(l[2*s+1]!==n&&(e.opt_len+=(n-l[2*s+1])*l[2*s],l[2*s+1]=n),r--)}}(e,t),x(n,u,e.bl_count)},k=function(e,t,i){var 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Uint8Array(a.pending_buf_size),a.sym_buf=a.lit_bufsize,a.sym_end=3*(a.lit_bufsize-1),a.level=t,a.strategy=n,a.method=i,Ue(e)},Ne=Oe,Qe=function(e,t){return Le(e)||2!==e.state.wrap?ie:(e.state.gzhead=t,ee)},Ve=function(e,t){if(Le(e)||t>$||t<0)return e?ge(e,ie):ie;var i=e.state;if(!e.output||0!==e.avail_in&&!e.input||i.status===ve&&t!==q)return ge(e,0===e.avail_out?se:ie);var r=i.last_flush;if(i.last_flush=t,0!==i.pending){if(xe(e),0===e.avail_out)return i.last_flush=-1,ee}else if(0===e.avail_in&&me(t)<=me(r)&&t!==q)return ge(e,se);if(i.status===ve&&0!==e.avail_in)return ge(e,se);if(i.status===pe&&0===i.wrap&&(i.status=fe),i.status===pe){var s=Ae+(i.w_bits-8<<4)<<8;if(s|=(i.strategy>=ae||i.level<2?0:i.level<6?1:6===i.level?2:3)<<6,0!==i.strstart&&(s|=32),Pe(i,s+=31-s%31),0!==i.strstart&&(Pe(i,e.adler>>>16),Pe(i,65535&e.adler)),e.adler=1,i.status=fe,xe(e),0!==i.pending)return 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a=i.pending_buf_size-i.pending;if(i.pending_buf.set(i.gzhead.extra.subarray(i.gzindex,i.gzindex+a),i.pending),i.pending=i.pending_buf_size,i.gzhead.hcrc&&i.pending>n&&(e.adler=V(e.adler,i.pending_buf,i.pending-n,n)),i.gzindex+=a,xe(e),0!==i.pending)return i.last_flush=-1,ee;n=0,o-=a}var l=new Uint8Array(i.gzhead.extra);i.pending_buf.set(l.subarray(i.gzindex,i.gzindex+o),i.pending),i.pending+=o,i.gzhead.hcrc&&i.pending>n&&(e.adler=V(e.adler,i.pending_buf,i.pending-n,n)),i.gzindex=0}i.status=73}if(73===i.status){if(i.gzhead.name){var u,c=i.pending;do{if(i.pending===i.pending_buf_size){if(i.gzhead.hcrc&&i.pending>c&&(e.adler=V(e.adler,i.pending_buf,i.pending-c,c)),xe(e),0!==i.pending)return i.last_flush=-1,ee;c=0}u=i.gzindex<i.gzhead.name.length?255&i.gzhead.name.charCodeAt(i.gzindex++):0,Be(i,u)}while(0!==u);i.gzhead.hcrc&&i.pending>c&&(e.adler=V(e.adler,i.pending_buf,i.pending-c,c)),i.gzindex=0}i.status=91}if(91===i.status){if(i.gzhead.comment){var A,h=i.pending;do{if(i.pending===i.pending_buf_size){if(i.gzhead.hcrc&&i.pending>h&&(e.adler=V(e.adler,i.pending_buf,i.pending-h,h)),xe(e),0!==i.pending)return i.last_flush=-1,ee;h=0}A=i.gzindex<i.gzhead.comment.length?255&i.gzhead.comment.charCodeAt(i.gzindex++):0,Be(i,A)}while(0!==A);i.gzhead.hcrc&&i.pending>h&&(e.adler=V(e.adler,i.pending_buf,i.pending-h,h))}i.status=103}if(103===i.status){if(i.gzhead.hcrc){if(i.pending+2>i.pending_buf_size&&(xe(e),0!==i.pending))return i.last_flush=-1,ee;Be(i,255&e.adler),Be(i,e.adler>>8&255),e.adler=0}if(i.status=fe,xe(e),0!==i.pending)return i.last_flush=-1,ee}if(0!==e.avail_in||0!==i.lookahead||t!==J&&i.status!==ve){var d=0===i.level?Fe(i,t):i.strategy===ae?function(e,t){for(var i;;){if(0===e.lookahead&&(Ee(e),0===e.lookahead)){if(t===J)return 1;break}if(e.match_length=0,i=K(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++,i&&(we(e,!1),0===e.strm.avail_out))return 1}return e.insert=0,t===q?(we(e,!0),0===e.strm.avail_out?3:4):e.sym_next&&(we(e,!1),0===e.strm.avail_out)?1:2}(i,t):i.strategy===le?function(e,t){for(var i,r,s,n,o=e.window;;){if(e.lookahead<=he){if(Ee(e),e.lookahead<=he&&t===J)return 1;if(0===e.lookahead)break}if(e.match_length=0,e.lookahead>=3&&e.strstart>0&&((r=o[s=e.strstart-1])===o[++s]&&r===o[++s]&&r===o[++s])){n=e.strstart+he;do{}while(r===o[++s]&&r===o[++s]&&r===o[++s]&&r===o[++s]&&r===o[++s]&&r===o[++s]&&r===o[++s]&&r===o[++s]&&s<n);e.match_length=he-(n-s),e.match_length>e.lookahead&&(e.match_length=e.lookahead)}if(e.match_length>=3?(i=K(e,1,e.match_length-3),e.lookahead-=e.match_length,e.strstart+=e.match_length,e.match_length=0):(i=K(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++),i&&(we(e,!1),0===e.strm.avail_out))return 1}return e.insert=0,t===q?(we(e,!0),0===e.strm.avail_out?3:4):e.sym_next&&(we(e,!1),0===e.strm.avail_out)?1:2}(i,t):Se[i.level].func(i,t);if(3!==d&&4!==d||(i.status=ve),1===d||3===d)return 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o=e.avail_in,a=e.next_in,l=e.input;for(e.avail_in=i,e.next_in=0,e.input=t,Ee(r);r.lookahead>=3;){var u=r.strstart,c=r.lookahead-2;do{r.ins_h=be(r,r.ins_h,r.window[u+3-1]),r.prev[u&r.w_mask]=r.head[r.ins_h],r.head[r.ins_h]=u,u++}while(--c);r.strstart=u,r.lookahead=2,Ee(r)}return r.strstart+=r.lookahead,r.block_start=r.strstart,r.insert=r.lookahead,r.lookahead=0,r.match_length=r.prev_length=2,r.match_available=0,e.next_in=a,e.input=l,e.avail_in=o,r.wrap=s,ee},Ge=function(e,t){return Object.prototype.hasOwnProperty.call(e,t)},ze=function(e){for(var t=Array.prototype.slice.call(arguments,1);t.length;){var i=t.shift();if(i){if("object"!=w(i))throw new TypeError(i+"must be non-object");for(var r in i)Ge(i,r)&&(e[r]=i[r])}}return e},We=function(e){for(var t=0,i=0,r=e.length;i<r;i++)t+=e[i].length;for(var s=new Uint8Array(t),n=0,o=0,a=e.length;n<a;n++){var l=e[n];s.set(l,o),o+=l.length}return s},Ke=!0;try{String.fromCharCode.apply(null,new Uint8Array(1))}catch(e){Ke=!1}for(var Xe=new 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i,r,s,n,o,a,l,u,c,A,h,d,p,f,v,g,m,_,y,b,x,w,B,P,C=e.state;i=e.next_in,B=e.input,r=i+(e.avail_in-5),s=e.next_out,P=e.output,n=s-(t-e.avail_out),o=s+(e.avail_out-257),a=C.dmax,l=C.wsize,u=C.whave,c=C.wnext,A=C.window,h=C.hold,d=C.bits,p=C.lencode,f=C.distcode,v=(1<<C.lenbits)-1,g=(1<<C.distbits)-1;e:do{d<15&&(h+=B[i++]<<d,d+=8,h+=B[i++]<<d,d+=8),m=p[h&v];t:for(;;){if(h>>>=_=m>>>24,d-=_,0===(_=m>>>16&255))P[s++]=65535&m;else{if(!(16&_)){if(0==(64&_)){m=p[(65535&m)+(h&(1<<_)-1)];continue t}if(32&_){C.mode=16191;break e}e.msg="invalid literal/length code",C.mode=vt;break e}y=65535&m,(_&=15)&&(d<_&&(h+=B[i++]<<d,d+=8),y+=h&(1<<_)-1,h>>>=_,d-=_),d<15&&(h+=B[i++]<<d,d+=8,h+=B[i++]<<d,d+=8),m=f[h&g];i:for(;;){if(h>>>=_=m>>>24,d-=_,!(16&(_=m>>>16&255))){if(0==(64&_)){m=f[(65535&m)+(h&(1<<_)-1)];continue i}e.msg="invalid distance code",C.mode=vt;break e}if(b=65535&m,d<(_&=15)&&(h+=B[i++]<<d,(d+=8)<_&&(h+=B[i++]<<d,d+=8)),(b+=h&(1<<_)-1)>a){e.msg="invalid distance too far back",C.mode=vt;break 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Uint16Array([1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577,0,0]),bt=new Uint8Array([16,16,16,16,17,17,18,18,19,19,20,20,21,21,22,22,23,23,24,24,25,25,26,26,27,27,28,28,29,29,64,64]),xt=function(e,t,i,r,s,n,o,a){var l,u,c,A,h,d,p,f,v,g=a.bits,m=0,_=0,y=0,b=0,x=0,w=0,B=0,P=0,C=0,M=0,E=null,F=new Uint16Array(16),k=new Uint16Array(16),I=null;for(m=0;m<=15;m++)F[m]=0;for(_=0;_<r;_++)F[t[i+_]]++;for(x=g,b=15;b>=1&&0===F[b];b--);if(x>b&&(x=b),0===b)return s[n++]=20971520,s[n++]=20971520,a.bits=1,0;for(y=1;y<b&&0===F[y];y++);for(x<y&&(x=y),P=1,m=1;m<=15;m++)if(P<<=1,(P-=F[m])<0)return-1;if(P>0&&(0===e||1!==b))return-1;for(k[1]=0,m=1;m<15;m++)k[m+1]=k[m]+F[m];for(_=0;_<r;_++)0!==t[i+_]&&(o[k[t[i+_]]++]=_);if(0===e?(E=I=o,d=20):1===e?(E=mt,I=_t,d=257):(E=yt,I=bt,d=0),M=0,_=0,m=y,h=n,w=x,B=0,c=-1,A=(C=1<<x)-1,1===e&&C>852||2===e&&C>592)return 1;for(;;){p=m-B,o[_]+1<d?(f=0,v=o[_]):o[_]>=d?(f=I[o[_]-d],v=E[o[_]-d]):(f=96,v=0),l=1<<m-B,y=u=1<<w;do{s[h+(M>>B)+(u-=l)]=p<<24|f<<16|v|0}while(0!==u);for(l=1<<m-1;M&l;)l>>=1;if(0!==l?(M&=l-1,M+=l):M=0,_++,0==--F[m]){if(m===b)break;m=t[i+o[_]]}if(m>x&&(M&A)!==c){for(0===B&&(B=x),h+=y,P=1<<(w=m-B);w+B<b&&!((P-=F[w+B])<=0);)w++,P<<=1;if(C+=1<<w,1===e&&C>852||2===e&&C>592)return 1;s[c=M&A]=x<<24|w<<16|h-n|0}}return 0!==M&&(s[h+M]=m-B<<24|64<<16|0),a.bits=x,0},wt=j.Z_FINISH,Bt=j.Z_BLOCK,Pt=j.Z_TREES,Ct=j.Z_OK,Mt=j.Z_STREAM_END,Et=j.Z_NEED_DICT,Ft=j.Z_STREAM_ERROR,kt=j.Z_DATA_ERROR,It=j.Z_MEM_ERROR,Dt=j.Z_BUF_ERROR,St=j.Z_DEFLATED,Tt=16180,Lt=16190,Rt=16191,Ut=16192,Ot=16194,Nt=16199,Qt=16200,Vt=16206,Ht=16209,jt=function(e){return(e>>>24&255)+(e>>>8&65280)+((65280&e)<<8)+((255&e)<<24)};function Gt(){this.strm=null,this.mode=0,this.last=!1,this.wrap=0,this.havedict=!1,this.flags=0,this.dmax=0,this.check=0,this.total=0,this.head=null,this.wbits=0,this.wsize=0,this.whave=0,this.wnext=0,this.window=null,this.hold=0,this.bits=0,this.length=0,this.offset=0,this.extra=0,this.lencode=null,this.distcode=null,this.lenbits=0,this.distbits=0,this.ncode=0,this.nlen=0,this.ndist=0,this.have=0,this.next=null,this.lens=new Uint16Array(320),this.work=new Uint16Array(288),this.lendyn=null,this.distdyn=null,this.sane=0,this.back=0,this.was=0}var zt,Wt,Kt=function(e){if(!e)return 1;var t=e.state;return!t||t.strm!==e||t.mode<Tt||t.mode>16211?1:0},Xt=function(e){if(Kt(e))return Ft;var t=e.state;return e.total_in=e.total_out=t.total=0,e.msg="",t.wrap&&(e.adler=1&t.wrap),t.mode=Tt,t.last=0,t.havedict=0,t.flags=-1,t.dmax=32768,t.head=null,t.hold=0,t.bits=0,t.lencode=t.lendyn=new Int32Array(852),t.distcode=t.distdyn=new Int32Array(592),t.sane=1,t.back=-1,Ct},Jt=function(e){if(Kt(e))return Ft;var t=e.state;return t.wsize=0,t.whave=0,t.wnext=0,Xt(e)},Yt=function(e,t){var i;if(Kt(e))return Ft;var r=e.state;return t<0?(i=0,t=-t):(i=5+(t>>4),t<48&&(t&=15)),t&&(t<8||t>15)?Ft:(null!==r.window&&r.wbits!==t&&(r.window=null),r.wrap=i,r.wbits=t,Jt(e))},Zt=function(e,t){if(!e)return Ft;var i=new Gt;e.state=i,i.strm=e,i.window=null,i.mode=Tt;var r=Yt(e,t);return r!==Ct&&(e.state=null),r},qt=!0,$t=function(e){if(qt){zt=new Int32Array(512),Wt=new Int32Array(32);for(var t=0;t<144;)e.lens[t++]=8;for(;t<256;)e.lens[t++]=9;for(;t<280;)e.lens[t++]=7;for(;t<288;)e.lens[t++]=8;for(xt(1,e.lens,0,288,zt,0,e.work,{bits:9}),t=0;t<32;)e.lens[t++]=5;xt(2,e.lens,0,32,Wt,0,e.work,{bits:5}),qt=!1}e.lencode=zt,e.lenbits=9,e.distcode=Wt,e.distbits=5},ei=function(e,t,i,r){var s,n=e.state;return null===n.window&&(n.wsize=1<<n.wbits,n.wnext=0,n.whave=0,n.window=new Uint8Array(n.wsize)),r>=n.wsize?(n.window.set(t.subarray(i-n.wsize,i),0),n.wnext=0,n.whave=n.wsize):((s=n.wsize-n.wnext)>r&&(s=r),n.window.set(t.subarray(i-r,i-r+s),n.wnext),(r-=s)?(n.window.set(t.subarray(i-r,i),0),n.wnext=r,n.whave=n.wsize):(n.wnext+=s,n.wnext===n.wsize&&(n.wnext=0),n.whave<n.wsize&&(n.whave+=s))),0},ti=Jt,ii=Zt,ri=function(e,t){var i,r,s,n,o,a,l,u,c,A,h,d,p,f,v,g,m,_,y,b,x,w,B,P,C=0,M=new Uint8Array(4),E=new Uint8Array([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]);if(Kt(e)||!e.output||!e.input&&0!==e.avail_in)return Ft;(i=e.state).mode===Rt&&(i.mode=Ut),o=e.next_out,s=e.output,l=e.avail_out,n=e.next_in,r=e.input,a=e.avail_in,u=i.hold,c=i.bits,A=a,h=l,w=Ct;e:for(;;)switch(i.mode){case Tt:if(0===i.wrap){i.mode=Ut;break}for(;c<16;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(2&i.wrap&&35615===u){0===i.wbits&&(i.wbits=15),i.check=0,M[0]=255&u,M[1]=u>>>8&255,i.check=V(i.check,M,2,0),u=0,c=0,i.mode=16181;break}if(i.head&&(i.head.done=!1),!(1&i.wrap)||(((255&u)<<8)+(u>>8))%31){e.msg="incorrect header check",i.mode=Ht;break}if((15&u)!==St){e.msg="unknown compression method",i.mode=Ht;break}if(c-=4,x=8+(15&(u>>>=4)),0===i.wbits&&(i.wbits=x),x>15||x>i.wbits){e.msg="invalid window size",i.mode=Ht;break}i.dmax=1<<i.wbits,i.flags=0,e.adler=i.check=1,i.mode=512&u?16189:Rt,u=0,c=0;break;case 16181:for(;c<16;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(i.flags=u,(255&i.flags)!==St){e.msg="unknown compression method",i.mode=Ht;break}if(57344&i.flags){e.msg="unknown header flags set",i.mode=Ht;break}i.head&&(i.head.text=u>>8&1),512&i.flags&&4&i.wrap&&(M[0]=255&u,M[1]=u>>>8&255,i.check=V(i.check,M,2,0)),u=0,c=0,i.mode=16182;case 16182:for(;c<32;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}i.head&&(i.head.time=u),512&i.flags&&4&i.wrap&&(M[0]=255&u,M[1]=u>>>8&255,M[2]=u>>>16&255,M[3]=u>>>24&255,i.check=V(i.check,M,4,0)),u=0,c=0,i.mode=16183;case 16183:for(;c<16;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}i.head&&(i.head.xflags=255&u,i.head.os=u>>8),512&i.flags&&4&i.wrap&&(M[0]=255&u,M[1]=u>>>8&255,i.check=V(i.check,M,2,0)),u=0,c=0,i.mode=16184;case 16184:if(1024&i.flags){for(;c<16;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}i.length=u,i.head&&(i.head.extra_len=u),512&i.flags&&4&i.wrap&&(M[0]=255&u,M[1]=u>>>8&255,i.check=V(i.check,M,2,0)),u=0,c=0}else i.head&&(i.head.extra=null);i.mode=16185;case 16185:if(1024&i.flags&&((d=i.length)>a&&(d=a),d&&(i.head&&(x=i.head.extra_len-i.length,i.head.extra||(i.head.extra=new Uint8Array(i.head.extra_len)),i.head.extra.set(r.subarray(n,n+d),x)),512&i.flags&&4&i.wrap&&(i.check=V(i.check,r,d,n)),a-=d,n+=d,i.length-=d),i.length))break e;i.length=0,i.mode=16186;case 16186:if(2048&i.flags){if(0===a)break e;d=0;do{x=r[n+d++],i.head&&x&&i.length<65536&&(i.head.name+=String.fromCharCode(x))}while(x&&d<a);if(512&i.flags&&4&i.wrap&&(i.check=V(i.check,r,d,n)),a-=d,n+=d,x)break e}else i.head&&(i.head.name=null);i.length=0,i.mode=16187;case 16187:if(4096&i.flags){if(0===a)break e;d=0;do{x=r[n+d++],i.head&&x&&i.length<65536&&(i.head.comment+=String.fromCharCode(x))}while(x&&d<a);if(512&i.flags&&4&i.wrap&&(i.check=V(i.check,r,d,n)),a-=d,n+=d,x)break e}else i.head&&(i.head.comment=null);i.mode=16188;case 16188:if(512&i.flags){for(;c<16;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(4&i.wrap&&u!==(65535&i.check)){e.msg="header crc mismatch",i.mode=Ht;break}u=0,c=0}i.head&&(i.head.hcrc=i.flags>>9&1,i.head.done=!0),e.adler=i.check=0,i.mode=Rt;break;case 16189:for(;c<32;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}e.adler=i.check=jt(u),u=0,c=0,i.mode=Lt;case Lt:if(0===i.havedict)return e.next_out=o,e.avail_out=l,e.next_in=n,e.avail_in=a,i.hold=u,i.bits=c,Et;e.adler=i.check=1,i.mode=Rt;case Rt:if(t===Bt||t===Pt)break e;case Ut:if(i.last){u>>>=7&c,c-=7&c,i.mode=Vt;break}for(;c<3;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}switch(i.last=1&u,c-=1,3&(u>>>=1)){case 0:i.mode=16193;break;case 1:if($t(i),i.mode=Nt,t===Pt){u>>>=2,c-=2;break e}break;case 2:i.mode=16196;break;case 3:e.msg="invalid block type",i.mode=Ht}u>>>=2,c-=2;break;case 16193:for(u>>>=7&c,c-=7&c;c<32;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if((65535&u)!=(u>>>16^65535)){e.msg="invalid stored block lengths",i.mode=Ht;break}if(i.length=65535&u,u=0,c=0,i.mode=Ot,t===Pt)break e;case Ot:i.mode=16195;case 16195:if(d=i.length){if(d>a&&(d=a),d>l&&(d=l),0===d)break e;s.set(r.subarray(n,n+d),o),a-=d,n+=d,l-=d,o+=d,i.length-=d;break}i.mode=Rt;break;case 16196:for(;c<14;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(i.nlen=257+(31&u),u>>>=5,c-=5,i.ndist=1+(31&u),u>>>=5,c-=5,i.ncode=4+(15&u),u>>>=4,c-=4,i.nlen>286||i.ndist>30){e.msg="too many length or distance symbols",i.mode=Ht;break}i.have=0,i.mode=16197;case 16197:for(;i.have<i.ncode;){for(;c<3;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}i.lens[E[i.have++]]=7&u,u>>>=3,c-=3}for(;i.have<19;)i.lens[E[i.have++]]=0;if(i.lencode=i.lendyn,i.lenbits=7,B={bits:i.lenbits},w=xt(0,i.lens,0,19,i.lencode,0,i.work,B),i.lenbits=B.bits,w){e.msg="invalid code lengths set",i.mode=Ht;break}i.have=0,i.mode=16198;case 16198:for(;i.have<i.nlen+i.ndist;){for(;g=(C=i.lencode[u&(1<<i.lenbits)-1])>>>16&255,m=65535&C,!((v=C>>>24)<=c);){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(m<16)u>>>=v,c-=v,i.lens[i.have++]=m;else{if(16===m){for(P=v+2;c<P;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(u>>>=v,c-=v,0===i.have){e.msg="invalid bit length repeat",i.mode=Ht;break}x=i.lens[i.have-1],d=3+(3&u),u>>>=2,c-=2}else if(17===m){for(P=v+3;c<P;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}c-=v,x=0,d=3+(7&(u>>>=v)),u>>>=3,c-=3}else{for(P=v+7;c<P;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}c-=v,x=0,d=11+(127&(u>>>=v)),u>>>=7,c-=7}if(i.have+d>i.nlen+i.ndist){e.msg="invalid bit length repeat",i.mode=Ht;break}for(;d--;)i.lens[i.have++]=x}}if(i.mode===Ht)break;if(0===i.lens[256]){e.msg="invalid code -- missing end-of-block",i.mode=Ht;break}if(i.lenbits=9,B={bits:i.lenbits},w=xt(1,i.lens,0,i.nlen,i.lencode,0,i.work,B),i.lenbits=B.bits,w){e.msg="invalid literal/lengths set",i.mode=Ht;break}if(i.distbits=6,i.distcode=i.distdyn,B={bits:i.distbits},w=xt(2,i.lens,i.nlen,i.ndist,i.distcode,0,i.work,B),i.distbits=B.bits,w){e.msg="invalid distances set",i.mode=Ht;break}if(i.mode=Nt,t===Pt)break e;case Nt:i.mode=Qt;case Qt:if(a>=6&&l>=258){e.next_out=o,e.avail_out=l,e.next_in=n,e.avail_in=a,i.hold=u,i.bits=c,gt(e,h),o=e.next_out,s=e.output,l=e.avail_out,n=e.next_in,r=e.input,a=e.avail_in,u=i.hold,c=i.bits,i.mode===Rt&&(i.back=-1);break}for(i.back=0;g=(C=i.lencode[u&(1<<i.lenbits)-1])>>>16&255,m=65535&C,!((v=C>>>24)<=c);){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(g&&0==(240&g)){for(_=v,y=g,b=m;g=(C=i.lencode[b+((u&(1<<_+y)-1)>>_)])>>>16&255,m=65535&C,!(_+(v=C>>>24)<=c);){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}u>>>=_,c-=_,i.back+=_}if(u>>>=v,c-=v,i.back+=v,i.length=m,0===g){i.mode=16205;break}if(32&g){i.back=-1,i.mode=Rt;break}if(64&g){e.msg="invalid literal/length code",i.mode=Ht;break}i.extra=15&g,i.mode=16201;case 16201:if(i.extra){for(P=i.extra;c<P;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}i.length+=u&(1<<i.extra)-1,u>>>=i.extra,c-=i.extra,i.back+=i.extra}i.was=i.length,i.mode=16202;case 16202:for(;g=(C=i.distcode[u&(1<<i.distbits)-1])>>>16&255,m=65535&C,!((v=C>>>24)<=c);){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(0==(240&g)){for(_=v,y=g,b=m;g=(C=i.distcode[b+((u&(1<<_+y)-1)>>_)])>>>16&255,m=65535&C,!(_+(v=C>>>24)<=c);){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}u>>>=_,c-=_,i.back+=_}if(u>>>=v,c-=v,i.back+=v,64&g){e.msg="invalid distance code",i.mode=Ht;break}i.offset=m,i.extra=15&g,i.mode=16203;case 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o=n.getNextId(),a=JSON.parse(i.types),l=JSON.parse(i.eachMetaObjectId),u=i.eachMetaObjectType,c=JSON.parse(i.eachMetaObjectName),A=i.eachMetaObjectParent,h=i.positions,d=i.normals,p=i.colors,f=i.indices,v=i.edgeIndices,g=i.matrices,m=i.reusedGeometriesDecodeMatrix,_=i.eachGeometryPrimitiveType,y=i.eachGeometryPositionsPortion,b=i.eachGeometryNormalsPortion,x=i.eachGeometryColorsPortion,w=i.eachGeometryIndicesPortion,B=i.eachGeometryEdgeIndicesPortion,P=i.eachMeshGeometriesPortion,C=i.eachMeshMatricesPortion,M=i.eachMeshMaterial,E=i.eachEntityMetaObject,F=i.eachEntityMeshesPortion,k=i.eachTileAABB,I=i.eachTileEntitiesPortion,D=l.length,S=y.length,T=P.length,L=E.length,R=I.length;if(s){for(var U={metaObjects:[]},O=0;O<D;O++){var N=l[O],Q=a[u[O]]||"default",V=c[O],H=A[O],j=H!==O?l[H]:null;U.metaObjects.push({id:N,type:Q,name:V,parent:j})}s.loadData(U,{includeTypes:t.includeTypes,excludeTypes:t.excludeTypes,globalizeObjectIds:t.globalizeObjectIds})}for(var G=new Uint32Array(S),z=0;z<T;z++){var W=P[z];void 0!==G[W]?G[W]++:G[W]=1}for(var K=re.vec3(),X=re.AABB3(),J={},Y=0;Y<R;Y++){var Z=Y===R-1,q=I[Y],$=Z?L:I[Y+1],ee=6*Y,te=k.subarray(ee,ee+6);re.getAABB3Center(te,K),X[0]=te[0]-K[0],X[1]=te[1]-K[1],X[2]=te[2]-K[2],X[3]=te[3]-K[0],X[4]=te[4]-K[1],X[5]=te[5]-K[2];for(var ie=zi.createPositionsDecodeMatrix(X),se={},ne=q;ne<$;ne++){var oe=l[E[ne]],ae=t.globalizeObjectIds?re.globalizeObjectId(r.id,oe):oe,le=ne===L-1,ue=F[ne],ce=le?P.length:F[ne+1],Ae=[],de=e.metaScene.metaObjects[ae],pe={},fe={};if(de){if(t.excludeTypesMap&&de.type&&t.excludeTypesMap[de.type])continue;if(t.includeTypesMap&&de.type&&!t.includeTypesMap[de.type])continue;var ve=t.objectDefaults?t.objectDefaults[de.type]||t.objectDefaults.DEFAULT:null;ve&&(!1===ve.visible&&(pe.visible=!1),!1===ve.pickable&&(pe.pickable=!1),ve.colorize&&(fe.color=ve.colorize),void 0!==ve.opacity&&null!==ve.opacity&&(fe.opacity=ve.opacity),void 0!==ve.metallic&&null!==ve.metallic&&(fe.metallic=ve.metallic),void 0!==ve.roughness&&null!==ve.roughness&&(fe.roughness=ve.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(var ge=ue;ge<ce;ge++){var me=P[ge],_e=G[me]>1,ye=me===S-1,be=vk(M.subarray(6*ge,6*ge+3)),xe=M[6*ge+3]/255,we=M[6*ge+4]/255,Be=M[6*ge+5]/255,Pe=n.getNextId();if(_e){var Ce=C[ge],Me=g.slice(Ce,Ce+16),Ee="".concat(o,"-geometry.").concat(Y,".").concat(me),Fe=J[Ee];if(!Fe){Fe={batchThisMesh:!t.reuseGeometries};var ke=!1;switch(_[me]){case 0:Fe.primitiveName="solid",Fe.geometryPositions=h.subarray(y[me],ye?h.length:y[me+1]),Fe.geometryNormals=d.subarray(b[me],ye?d.length:b[me+1]),Fe.geometryIndices=f.subarray(w[me],ye?f.length:w[me+1]),Fe.geometryEdgeIndices=v.subarray(B[me],ye?v.length:B[me+1]),ke=Fe.geometryPositions.length>0&&Fe.geometryIndices.length>0;break;case 1:Fe.primitiveName="surface",Fe.geometryPositions=h.subarray(y[me],ye?h.length:y[me+1]),Fe.geometryNormals=d.subarray(b[me],ye?d.length:b[me+1]),Fe.geometryIndices=f.subarray(w[me],ye?f.length:w[me+1]),Fe.geometryEdgeIndices=v.subarray(B[me],ye?v.length:B[me+1]),ke=Fe.geometryPositions.length>0&&Fe.geometryIndices.length>0;break;case 2:Fe.primitiveName="points",Fe.geometryPositions=h.subarray(y[me],ye?h.length:y[me+1]),Fe.geometryColors=gk(p.subarray(x[me],ye?p.length:x[me+1])),ke=Fe.geometryPositions.length>0;break;case 3:Fe.primitiveName="lines",Fe.geometryPositions=h.subarray(y[me],ye?h.length:y[me+1]),Fe.geometryIndices=f.subarray(w[me],ye?f.length:w[me+1]),ke=Fe.geometryPositions.length>0&&Fe.geometryIndices.length>0;break;default:continue}if(ke||(Fe=null),Fe&&(Fe.geometryPositions.length,Fe.batchThisMesh)){Fe.decompressedPositions=new Float32Array(Fe.geometryPositions.length);for(var Ie=Fe.geometryPositions,De=Fe.decompressedPositions,Se=0,Te=Ie.length;Se<Te;Se+=3)De[Se+0]=Ie[Se+0]*m[0]+m[12],De[Se+1]=Ie[Se+1]*m[5]+m[13],De[Se+2]=Ie[Se+2]*m[10]+m[14];Fe.geometryPositions=null,J[Ee]=Fe}}if(Fe)if(Fe.batchThisMesh){for(var Le=Fe.decompressedPositions,Re=new Uint16Array(Le.length),Ue=0,Oe=Le.length;Ue<Oe;Ue+=3)pk[0]=Le[Ue+0],pk[1]=Le[Ue+1],pk[2]=Le[Ue+2],pk[3]=1,re.transformVec4(Me,pk,fk),zi.compressPosition(fk,X,pk),Re[Ue+0]=pk[0],Re[Ue+1]=pk[1],Re[Ue+2]=pk[2];r.createMesh(he.apply(fe,{id:Pe,origin:K,primitive:Fe.primitiveName,positionsCompressed:Re,normalsCompressed:Fe.geometryNormals,colorsCompressed:Fe.geometryColors,indices:Fe.geometryIndices,edgeIndices:Fe.geometryEdgeIndices,positionsDecodeMatrix:ie,color:be,metallic:we,roughness:Be,opacity:xe})),Ae.push(Pe)}else se[Ee]||(r.createGeometry({id:Ee,primitive:Fe.primitiveName,positionsCompressed:Fe.geometryPositions,normalsCompressed:Fe.geometryNormals,colorsCompressed:Fe.geometryColors,indices:Fe.geometryIndices,edgeIndices:Fe.geometryEdgeIndices,positionsDecodeMatrix:m}),se[Ee]=!0),r.createMesh(he.apply(fe,{id:Pe,geometryId:Ee,origin:K,matrix:Me,color:be,metallic:we,roughness:Be,opacity:xe})),Ae.push(Pe)}else{var Ne=void 0,Qe=void 0,Ve=void 0,He=void 0,je=void 0,Ge=void 0,ze=!1;switch(_[me]){case 0:Ne="solid",Qe=h.subarray(y[me],ye?h.length:y[me+1]),Ve=d.subarray(b[me],ye?d.length:b[me+1]),je=f.subarray(w[me],ye?f.length:w[me+1]),Ge=v.subarray(B[me],ye?v.length:B[me+1]),ze=Qe.length>0&&je.length>0;break;case 1:Ne="surface",Qe=h.subarray(y[me],ye?h.length:y[me+1]),Ve=d.subarray(b[me],ye?d.length:b[me+1]),je=f.subarray(w[me],ye?f.length:w[me+1]),Ge=v.subarray(B[me],ye?v.length:B[me+1]),ze=Qe.length>0&&je.length>0;break;case 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o=function(e){return{metadata:e[0],positions:e[1],normals:e[2],colors:e[3],indices:e[4],edgeIndices:e[5],matrices:e[6],reusedGeometriesDecodeMatrix:e[7],eachGeometryPrimitiveType:e[8],eachGeometryPositionsPortion:e[9],eachGeometryNormalsPortion:e[10],eachGeometryColorsPortion:e[11],eachGeometryIndicesPortion:e[12],eachGeometryEdgeIndicesPortion:e[13],eachMeshGeometriesPortion:e[14],eachMeshMatricesPortion:e[15],eachMeshMaterial:e[16],eachEntityId:e[17],eachEntityMeshesPortion:e[18],eachTileAABB:e[19],eachTileEntitiesPortion:e[20]}}(i),a=function(e){function t(e,t){return 0===e.length?[]:_k.inflate(e,t).buffer}return{metadata:JSON.parse(_k.inflate(e.metadata,{to:"string"})),positions:new Uint16Array(t(e.positions)),normals:new Int8Array(t(e.normals)),colors:new Uint8Array(t(e.colors)),indices:new Uint32Array(t(e.indices)),edgeIndices:new Uint32Array(t(e.edgeIndices)),matrices:new Float32Array(t(e.matrices)),reusedGeometriesDecodeMatrix:new Float32Array(t(e.reusedGeometriesDecodeMatrix)),eachGeometryPrimitiveType:new Uint8Array(t(e.eachGeometryPrimitiveType)),eachGeometryPositionsPortion:new Uint32Array(t(e.eachGeometryPositionsPortion)),eachGeometryNormalsPortion:new Uint32Array(t(e.eachGeometryNormalsPortion)),eachGeometryColorsPortion:new Uint32Array(t(e.eachGeometryColorsPortion)),eachGeometryIndicesPortion:new Uint32Array(t(e.eachGeometryIndicesPortion)),eachGeometryEdgeIndicesPortion:new Uint32Array(t(e.eachGeometryEdgeIndicesPortion)),eachMeshGeometriesPortion:new Uint32Array(t(e.eachMeshGeometriesPortion)),eachMeshMatricesPortion:new Uint32Array(t(e.eachMeshMatricesPortion)),eachMeshMaterial:new Uint8Array(t(e.eachMeshMaterial)),eachEntityId:JSON.parse(_k.inflate(e.eachEntityId,{to:"string"})),eachEntityMeshesPortion:new Uint32Array(t(e.eachEntityMeshesPortion)),eachTileAABB:new Float64Array(t(e.eachTileAABB)),eachTileEntitiesPortion:new Uint32Array(t(e.eachTileEntitiesPortion))}}(o);!function(e,t,i,r,s,n){var o=n.getNextId(),a=i.metadata,l=i.positions,u=i.normals,c=i.colors,A=i.indices,h=i.edgeIndices,d=i.matrices,p=i.reusedGeometriesDecodeMatrix,f=i.eachGeometryPrimitiveType,v=i.eachGeometryPositionsPortion,g=i.eachGeometryNormalsPortion,m=i.eachGeometryColorsPortion,_=i.eachGeometryIndicesPortion,y=i.eachGeometryEdgeIndicesPortion,b=i.eachMeshGeometriesPortion,x=i.eachMeshMatricesPortion,w=i.eachMeshMaterial,B=i.eachEntityId,P=i.eachEntityMeshesPortion,C=i.eachTileAABB,M=i.eachTileEntitiesPortion,E=v.length,F=b.length,k=P.length,I=M.length;s&&s.loadData(a,{includeTypes:t.includeTypes,excludeTypes:t.excludeTypes,globalizeObjectIds:t.globalizeObjectIds});for(var D=new Uint32Array(E),S=0;S<F;S++){var T=b[S];void 0!==D[T]?D[T]++:D[T]=1}for(var L=re.vec3(),R=re.AABB3(),U={},O=0;O<I;O++){var N=O===I-1,Q=M[O],V=N?k-1:M[O+1]-1,H=6*O,j=C.subarray(H,H+6);re.getAABB3Center(j,L),R[0]=j[0]-L[0],R[1]=j[1]-L[1],R[2]=j[2]-L[2],R[3]=j[3]-L[0],R[4]=j[4]-L[1],R[5]=j[5]-L[2];for(var G=zi.createPositionsDecodeMatrix(R),z={},W=Q;W<=V;W++){var K=B[W],X=t.globalizeObjectIds?re.globalizeObjectId(r.id,K):K,J=W===k-1,Y=P[W],Z=J?b.length-1:P[W+1]-1,q=[],$=e.metaScene.metaObjects[X],ee={},te={};if($){if(t.excludeTypesMap&&$.type&&t.excludeTypesMap[$.type])continue;if(t.includeTypesMap&&$.type&&!t.includeTypesMap[$.type])continue;var ie=t.objectDefaults?t.objectDefaults[$.type]||t.objectDefaults.DEFAULT:null;ie&&(!1===ie.visible&&(ee.visible=!1),!1===ie.pickable&&(ee.pickable=!1),ie.colorize&&(te.color=ie.colorize),void 0!==ie.opacity&&null!==ie.opacity&&(te.opacity=ie.opacity),void 0!==ie.metallic&&null!==ie.metallic&&(te.metallic=ie.metallic),void 0!==ie.roughness&&null!==ie.roughness&&(te.roughness=ie.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(var se=Y;se<=Z;se++){var ne=b[se],oe=D[ne]>1,ae=ne===E-1,le=xk(w.subarray(6*se,6*se+3)),ue=w[6*se+3]/255,ce=w[6*se+4]/255,Ae=w[6*se+5]/255,de=n.getNextId();if(oe){var pe=x[se],fe=d.slice(pe,pe+16),ve="".concat(o,"-geometry.").concat(O,".").concat(ne),ge=U[ve];if(!ge){ge={batchThisMesh:!t.reuseGeometries};var me=!1;switch(f[ne]){case 0:ge.primitiveName="solid",ge.geometryPositions=l.subarray(v[ne],ae?l.length:v[ne+1]),ge.geometryNormals=u.subarray(g[ne],ae?u.length:g[ne+1]),ge.geometryIndices=A.subarray(_[ne],ae?A.length:_[ne+1]),ge.geometryEdgeIndices=h.subarray(y[ne],ae?h.length:y[ne+1]),me=ge.geometryPositions.length>0&&ge.geometryIndices.length>0;break;case 1:ge.primitiveName="surface",ge.geometryPositions=l.subarray(v[ne],ae?l.length:v[ne+1]),ge.geometryNormals=u.subarray(g[ne],ae?u.length:g[ne+1]),ge.geometryIndices=A.subarray(_[ne],ae?A.length:_[ne+1]),ge.geometryEdgeIndices=h.subarray(y[ne],ae?h.length:y[ne+1]),me=ge.geometryPositions.length>0&&ge.geometryIndices.length>0;break;case 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we=ge.decompressedPositions,Be=ge.transformedAndRecompressedPositions,Pe=0,Ce=we.length;Pe<Ce;Pe+=3)yk[0]=we[Pe+0],yk[1]=we[Pe+1],yk[2]=we[Pe+2],yk[3]=1,re.transformVec4(fe,yk,bk),zi.compressPosition(bk,R,yk),Be[Pe+0]=yk[0],Be[Pe+1]=yk[1],Be[Pe+2]=yk[2];r.createMesh(he.apply(te,{id:de,origin:L,primitive:ge.primitiveName,positionsCompressed:Be,normalsCompressed:ge.geometryNormals,colorsCompressed:ge.geometryColors,indices:ge.geometryIndices,edgeIndices:ge.geometryEdgeIndices,positionsDecodeMatrix:G,color:le,metallic:ce,roughness:Ae,opacity:ue})),q.push(de)}else z[ve]||(r.createGeometry({id:ve,primitive:ge.primitiveName,positionsCompressed:ge.geometryPositions,normalsCompressed:ge.geometryNormals,colorsCompressed:ge.geometryColors,indices:ge.geometryIndices,edgeIndices:ge.geometryEdgeIndices,positionsDecodeMatrix:p}),z[ve]=!0),r.createMesh(he.apply(te,{id:de,geometryId:ve,origin:L,matrix:fe,color:le,metallic:ce,roughness:Ae,opacity:ue})),q.push(de)}else{var Me=void 0,Ee=void 0,Fe=void 0,ke=void 0,Ie=void 0,De=void 0,Se=!1;switch(f[ne]){case 0:Me="solid",Ee=l.subarray(v[ne],ae?l.length:v[ne+1]),Fe=u.subarray(g[ne],ae?u.length:g[ne+1]),Ie=A.subarray(_[ne],ae?A.length:_[ne+1]),De=h.subarray(y[ne],ae?h.length:y[ne+1]),Se=Ee.length>0&&Ie.length>0;break;case 1:Me="surface",Ee=l.subarray(v[ne],ae?l.length:v[ne+1]),Fe=u.subarray(g[ne],ae?u.length:g[ne+1]),Ie=A.subarray(_[ne],ae?A.length:_[ne+1]),De=h.subarray(y[ne],ae?h.length:y[ne+1]),Se=Ee.length>0&&Ie.length>0;break;case 2:Me="points",Ee=l.subarray(v[ne],ae?l.length:v[ne+1]),ke=c.subarray(m[ne],ae?c.length:m[ne+1]),Se=Ee.length>0;break;case 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Uint32Array(t(e.eachTextureDataPortion)),eachTextureAttributes:new Uint16Array(t(e.eachTextureAttributes)),positions:new Uint16Array(t(e.positions)),normals:new Int8Array(t(e.normals)),colors:new Uint8Array(t(e.colors)),uvs:new Float32Array(t(e.uvs)),indices:new Uint32Array(t(e.indices)),edgeIndices:new Uint32Array(t(e.edgeIndices)),eachTextureSetTextures:new Int32Array(t(e.eachTextureSetTextures)),matrices:new Float32Array(t(e.matrices)),reusedGeometriesDecodeMatrix:new Float32Array(t(e.reusedGeometriesDecodeMatrix)),eachGeometryPrimitiveType:new Uint8Array(t(e.eachGeometryPrimitiveType)),eachGeometryPositionsPortion:new Uint32Array(t(e.eachGeometryPositionsPortion)),eachGeometryNormalsPortion:new Uint32Array(t(e.eachGeometryNormalsPortion)),eachGeometryColorsPortion:new Uint32Array(t(e.eachGeometryColorsPortion)),eachGeometryUVsPortion:new Uint32Array(t(e.eachGeometryUVsPortion)),eachGeometryIndicesPortion:new Uint32Array(t(e.eachGeometryIndicesPortion)),eachGeometryEdgeIndicesPortion:new Uint32Array(t(e.eachGeometryEdgeIndicesPortion)),eachMeshGeometriesPortion:new Uint32Array(t(e.eachMeshGeometriesPortion)),eachMeshMatricesPortion:new Uint32Array(t(e.eachMeshMatricesPortion)),eachMeshTextureSet:new Int32Array(t(e.eachMeshTextureSet)),eachMeshMaterialAttributes:new Uint8Array(t(e.eachMeshMaterialAttributes)),eachEntityId:JSON.parse(Bk.inflate(e.eachEntityId,{to:"string"})),eachEntityMeshesPortion:new Uint32Array(t(e.eachEntityMeshesPortion)),eachTileAABB:new Float64Array(t(e.eachTileAABB)),eachTileEntitiesPortion:new Uint32Array(t(e.eachTileEntitiesPortion))}}(o);!function(e,t,i,r,s,n){var 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J=c[W+4],Y=c[W+5],Z=c[W+6],q=c[W+7],$=c[W+8];if(z){var ee=new Uint8Array(l.subarray(j,G)).buffer,te="".concat(o,"-texture-").concat(V);if(K)r.createTexture({id:te,buffers:[ee],minFilter:J,magFilter:Y,wrapS:Z,wrapT:q,wrapR:$});else{var ie=new Blob([ee],{type:10001===X?"image/jpeg":10002===X?"image/png":"image/gif"}),se=(window.URL||window.webkitURL).createObjectURL(ie),ne=document.createElement("img");ne.src=se,r.createTexture({id:te,image:ne,minFilter:J,magFilter:Y,wrapS:Z,wrapT:q,wrapR:$})}}}for(var oe=0;oe<R;oe++){var ae=5*oe,le="".concat(o,"-textureSet-").concat(oe),ue=g[ae+0],ce=g[ae+1],Ae=g[ae+2],de=g[ae+3],pe=g[ae+4];r.createTextureSet({id:le,colorTextureId:ue>=0?"".concat(o,"-texture-").concat(ue):null,normalsTextureId:Ae>=0?"".concat(o,"-texture-").concat(Ae):null,metallicRoughnessTextureId:ce>=0?"".concat(o,"-texture-").concat(ce):null,emissiveTextureId:de>=0?"".concat(o,"-texture-").concat(de):null,occlusionTextureId:pe>=0?"".concat(o,"-texture-").concat(pe):null})}for(var fe=new Uint32Array(U),ve=0;ve<O;ve++){var ge=M[ve];void 0!==fe[ge]?fe[ge]++:fe[ge]=1}for(var me=re.vec3(),_e=re.AABB3(),ye={},be=0;be<Q;be++){var xe=be===Q-1,we=T[be],Be=xe?N-1:T[be+1]-1,Pe=6*be,Ce=S.subarray(Pe,Pe+6);re.getAABB3Center(Ce,me),_e[0]=Ce[0]-me[0],_e[1]=Ce[1]-me[1],_e[2]=Ce[2]-me[2],_e[3]=Ce[3]-me[0],_e[4]=Ce[4]-me[1],_e[5]=Ce[5]-me[2];for(var Me=zi.createPositionsDecodeMatrix(_e),Ee={},Fe=we;Fe<=Be;Fe++){var ke=I[Fe],Ie=t.globalizeObjectIds?re.globalizeObjectId(r.id,ke):ke,De=Fe===N-1,Se=D[Fe],Te=De?M.length-1:D[Fe+1]-1,Le=[],Re=e.metaScene.metaObjects[Ie],Ue={},Oe={};if(Re){if(t.excludeTypesMap&&Re.type&&t.excludeTypesMap[Re.type])continue;if(t.includeTypesMap&&Re.type&&!t.includeTypesMap[Re.type])continue;var Ne=t.objectDefaults?t.objectDefaults[Re.type]||t.objectDefaults.DEFAULT:null;Ne&&(!1===Ne.visible&&(Ue.visible=!1),!1===Ne.pickable&&(Ue.pickable=!1),Ne.colorize&&(Oe.color=Ne.colorize),void 0!==Ne.opacity&&null!==Ne.opacity&&(Oe.opacity=Ne.opacity),void 0!==Ne.metallic&&null!==Ne.metallic&&(Oe.metallic=Ne.metallic),void 0!==Ne.roughness&&null!==Ne.roughness&&(Oe.roughness=Ne.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(var Qe=Se;Qe<=Te;Qe++){var Ve=M[Qe],He=fe[Ve]>1,je=Ve===U-1,Ge=F[Qe],ze=Ge>=0?"".concat(o,"-textureSet-").concat(Ge):null,We=Mk(k.subarray(6*Qe,6*Qe+3)),Ke=k[6*Qe+3]/255,Xe=k[6*Qe+4]/255,Je=k[6*Qe+5]/255,Ye=n.getNextId();if(He){var Ze=E[Qe],qe=m.slice(Ze,Ze+16),$e="".concat(o,"-geometry.").concat(be,".").concat(Ve),et=ye[$e];if(!et){et={batchThisMesh:!t.reuseGeometries};var tt=!1;switch(y[Ve]){case 0:et.primitiveName="solid",et.geometryPositions=A.subarray(b[Ve],je?A.length:b[Ve+1]),et.geometryNormals=h.subarray(x[Ve],je?h.length:x[Ve+1]),et.geometryUVs=p.subarray(B[Ve],je?p.length:B[Ve+1]),et.geometryIndices=f.subarray(P[Ve],je?f.length:P[Ve+1]),et.geometryEdgeIndices=v.subarray(C[Ve],je?v.length:C[Ve+1]),tt=et.geometryPositions.length>0&&et.geometryIndices.length>0;break;case 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4:et.primitiveName="lines",et.geometryPositions=A.subarray(b[Ve],je?A.length:b[Ve+1]),et.geometryIndices=Ek(et.geometryPositions,f.subarray(P[Ve],je?f.length:P[Ve+1])),tt=et.geometryPositions.length>0&&et.geometryIndices.length>0;break;default:continue}if(tt||(et=null),et&&(et.geometryPositions.length,et.batchThisMesh)){et.decompressedPositions=new Float32Array(et.geometryPositions.length),et.transformedAndRecompressedPositions=new Uint16Array(et.geometryPositions.length);for(var it=et.geometryPositions,rt=et.decompressedPositions,st=0,nt=it.length;st<nt;st+=3)rt[st+0]=it[st+0]*_[0]+_[12],rt[st+1]=it[st+1]*_[5]+_[13],rt[st+2]=it[st+2]*_[10]+_[14];et.geometryPositions=null,ye[$e]=et}}if(et)if(et.batchThisMesh){for(var ot=et.decompressedPositions,at=et.transformedAndRecompressedPositions,lt=0,ut=ot.length;lt<ut;lt+=3)Pk[0]=ot[lt+0],Pk[1]=ot[lt+1],Pk[2]=ot[lt+2],Pk[3]=1,re.transformVec4(qe,Pk,Ck),zi.compressPosition(Ck,_e,Pk),at[lt+0]=Pk[0],at[lt+1]=Pk[1],at[lt+2]=Pk[2];r.createMesh(he.apply(Oe,{id:Ye,textureSetId:ze,origin:me,primitive:et.primitiveName,positionsCompressed:at,normalsCompressed:et.geometryNormals,uv:et.geometryUVs,colorsCompressed:et.geometryColors,indices:et.geometryIndices,edgeIndices:et.geometryEdgeIndices,positionsDecodeMatrix:Me,color:We,metallic:Xe,roughness:Je,opacity:Ke})),Le.push(Ye)}else 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1:ct="surface",At=A.subarray(b[Ve],je?A.length:b[Ve+1]),ht=h.subarray(x[Ve],je?h.length:x[Ve+1]),dt=p.subarray(B[Ve],je?p.length:B[Ve+1]),ft=f.subarray(P[Ve],je?f.length:P[Ve+1]),vt=v.subarray(C[Ve],je?v.length:C[Ve+1]),gt=At.length>0&&ft.length>0;break;case 2:ct="points",At=A.subarray(b[Ve],je?A.length:b[Ve+1]),pt=d.subarray(w[Ve],je?d.length:w[Ve+1]),gt=At.length>0;break;case 3:ct="lines",At=A.subarray(b[Ve],je?A.length:b[Ve+1]),ft=f.subarray(P[Ve],je?f.length:P[Ve+1]),gt=At.length>0&&ft.length>0;break;case 4:ct="lines",ft=Ek(At=A.subarray(b[Ve],je?A.length:b[Ve+1]),f.subarray(P[Ve],je?f.length:P[Ve+1])),gt=At.length>0&&ft.length>0;break;default:continue}gt&&(r.createMesh(he.apply(Oe,{id:Ye,textureSetId:ze,origin:me,primitive:ct,positionsCompressed:At,normalsCompressed:ht,uv:dt&&dt.length>0?dt:null,colorsCompressed:pt,indices:ft,edgeIndices:vt,positionsDecodeMatrix:Me,color:We,metallic:Xe,roughness:Je,opacity:Ke})),Le.push(Ye))}}Le.length>0&&r.createEntity(he.apply(Ue,{id:Ie,isObject:!0,meshIds:Le}))}}}(e,t,a,r,s,n)}},kk=re.vec4(),Ik=re.vec4();var Dk=function(){var e=new Float32Array(3);return function(t){return e[0]=t[0]/255,e[1]=t[1]/255,e[2]=t[2]/255,e}}();function Sk(e,t){var i=[];if(t.length>1)for(var r=0,s=t.length-1;r<s;r++)i.push(t[r]),i.push(t[r+1]);else if(e.length>1)for(var n=0,o=e.length/3-1;n<o;n++)i.push(n),i.push(n+1);return i}!function(){var e=document.createElement("canvas"),t=e.getContext("2d")}();var Tk={version:11,parseArrayBuffer:function(e,t,i,r,s,n){var o=function(e){var t,i,r=(t=new ArrayBuffer(2),new Uint16Array(t)[0]=1,1!==new Uint8Array(t)[0]),s=function(){var t=0,i=new DataView(e);return function(s){var n=1+2*t++,o=i.getUint32(4*n,!0),a=i.getUint32(4*(n+1),!0),l=s.BYTES_PER_ELEMENT;if(r&&l>1)for(var u=new Uint8Array(e,o,a),c=l/2,A=u.length/l,h=0;h<A;h++)for(var d=h*l,p=0;p<c;p++){var f=d+p,v=d-p+l-1,g=u[f];u[f]=u[v],u[v]=g}return new s(e,o,a/l)}}(),n=(i=new TextDecoder,function(){return 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o=n.getNextId(),a=i.metadata,l=i.textureData,u=i.eachTextureDataPortion,c=i.eachTextureAttributes,A=i.positions,h=i.normals,d=i.colors,p=i.uvs,f=i.indices,v=i.edgeIndices,g=i.eachTextureSetTextures,m=i.matrices,_=i.reusedGeometriesDecodeMatrix,y=i.eachGeometryPrimitiveType,b=i.eachGeometryPositionsPortion,x=i.eachGeometryNormalsPortion,w=i.eachGeometryColorsPortion,B=i.eachGeometryUVsPortion,P=i.eachGeometryIndicesPortion,C=i.eachGeometryEdgeIndicesPortion,M=i.eachMeshGeometriesPortion,E=i.eachMeshMatricesPortion,F=i.eachMeshTextureSet,k=i.eachMeshMaterialAttributes,I=i.eachEntityId,D=i.eachEntityMeshesPortion,S=i.eachTileAABB,T=i.eachTileEntitiesPortion,L=u.length,R=g.length/5,U=b.length,O=M.length,N=D.length,Q=T.length;s&&s.loadData(a,{includeTypes:t.includeTypes,excludeTypes:t.excludeTypes,globalizeObjectIds:t.globalizeObjectIds});for(var V=0;V<L;V++){var H=V===L-1,j=u[V],G=H?l.length:u[V+1],z=G-j>0,W=9*V,K=1===c[W+0],X=c[W+1];c[W+2],c[W+3];var J=c[W+4],Y=c[W+5],Z=c[W+6],q=c[W+7],$=c[W+8];if(z){var ee=new Uint8Array(l.subarray(j,G)).buffer,te="".concat(o,"-texture-").concat(V);if(K)r.createTexture({id:te,buffers:[ee],minFilter:J,magFilter:Y,wrapS:Z,wrapT:q,wrapR:$});else{var ie=new Blob([ee],{type:10001===X?"image/jpeg":10002===X?"image/png":"image/gif"}),se=(window.URL||window.webkitURL).createObjectURL(ie),ne=document.createElement("img");ne.src=se,r.createTexture({id:te,image:ne,minFilter:J,magFilter:Y,wrapS:Z,wrapT:q,wrapR:$})}}}for(var oe=0;oe<R;oe++){var ae=5*oe,le="".concat(o,"-textureSet-").concat(oe),ue=g[ae+0],ce=g[ae+1],Ae=g[ae+2],de=g[ae+3],pe=g[ae+4];r.createTextureSet({id:le,colorTextureId:ue>=0?"".concat(o,"-texture-").concat(ue):null,normalsTextureId:Ae>=0?"".concat(o,"-texture-").concat(Ae):null,metallicRoughnessTextureId:ce>=0?"".concat(o,"-texture-").concat(ce):null,emissiveTextureId:de>=0?"".concat(o,"-texture-").concat(de):null,occlusionTextureId:pe>=0?"".concat(o,"-texture-").concat(pe):null})}for(var fe=new Uint32Array(U),ve=0;ve<O;ve++){var ge=M[ve];void 0!==fe[ge]?fe[ge]++:fe[ge]=1}for(var me=re.vec3(),_e=re.AABB3(),ye={},be=0;be<Q;be++){var xe=be===Q-1,we=T[be],Be=xe?N-1:T[be+1]-1,Pe=6*be,Ce=S.subarray(Pe,Pe+6);re.getAABB3Center(Ce,me),_e[0]=Ce[0]-me[0],_e[1]=Ce[1]-me[1],_e[2]=Ce[2]-me[2],_e[3]=Ce[3]-me[0],_e[4]=Ce[4]-me[1],_e[5]=Ce[5]-me[2];for(var Me=zi.createPositionsDecodeMatrix(_e),Ee={},Fe=we;Fe<=Be;Fe++){var ke=I[Fe],Ie=t.globalizeObjectIds?re.globalizeObjectId(r.id,ke):ke,De=Fe===N-1,Se=D[Fe],Te=De?M.length-1:D[Fe+1]-1,Le=[],Re=e.metaScene.metaObjects[Ie],Ue={},Oe={};if(Re){if(t.excludeTypesMap&&Re.type&&t.excludeTypesMap[Re.type])continue;if(t.includeTypesMap&&Re.type&&!t.includeTypesMap[Re.type])continue;var Ne=t.objectDefaults?t.objectDefaults[Re.type]||t.objectDefaults.DEFAULT:null;Ne&&(!1===Ne.visible&&(Ue.visible=!1),!1===Ne.pickable&&(Ue.pickable=!1),Ne.colorize&&(Oe.color=Ne.colorize),void 0!==Ne.opacity&&null!==Ne.opacity&&(Oe.opacity=Ne.opacity),void 0!==Ne.metallic&&null!==Ne.metallic&&(Oe.metallic=Ne.metallic),void 0!==Ne.roughness&&null!==Ne.roughness&&(Oe.roughness=Ne.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(var Qe=Se;Qe<=Te;Qe++){var Ve=M[Qe],He=fe[Ve]>1,je=Ve===U-1,Ge=F[Qe],ze=Ge>=0?"".concat(o,"-textureSet-").concat(Ge):null,We=Dk(k.subarray(6*Qe,6*Qe+3)),Ke=k[6*Qe+3]/255,Xe=k[6*Qe+4]/255,Je=k[6*Qe+5]/255,Ye=n.getNextId();if(He){var Ze=E[Qe],qe=m.slice(Ze,Ze+16),$e="".concat(o,"-geometry.").concat(be,".").concat(Ve),et=ye[$e];if(!et){et={batchThisMesh:!t.reuseGeometries};var tt=!1;switch(y[Ve]){case 0:et.primitiveName="solid",et.geometryPositions=A.subarray(b[Ve],je?A.length:b[Ve+1]),et.geometryNormals=h.subarray(x[Ve],je?h.length:x[Ve+1]),et.geometryUVs=p.subarray(B[Ve],je?p.length:B[Ve+1]),et.geometryIndices=f.subarray(P[Ve],je?f.length:P[Ve+1]),et.geometryEdgeIndices=v.subarray(C[Ve],je?v.length:C[Ve+1]),tt=et.geometryPositions.length>0&&et.geometryIndices.length>0;break;case 1:et.primitiveName="surface",et.geometryPositions=A.subarray(b[Ve],je?A.length:b[Ve+1]),et.geometryNormals=h.subarray(x[Ve],je?h.length:x[Ve+1]),et.geometryUVs=p.subarray(B[Ve],je?p.length:B[Ve+1]),et.geometryIndices=f.subarray(P[Ve],je?f.length:P[Ve+1]),et.geometryEdgeIndices=v.subarray(C[Ve],je?v.length:C[Ve+1]),tt=et.geometryPositions.length>0&&et.geometryIndices.length>0;break;case 2:et.primitiveName="points",et.geometryPositions=A.subarray(b[Ve],je?A.length:b[Ve+1]),et.geometryColors=d.subarray(w[Ve],je?d.length:w[Ve+1]),tt=et.geometryPositions.length>0;break;case 3:et.primitiveName="lines",et.geometryPositions=A.subarray(b[Ve],je?A.length:b[Ve+1]),et.geometryIndices=f.subarray(P[Ve],je?f.length:P[Ve+1]),tt=et.geometryPositions.length>0&&et.geometryIndices.length>0;break;case 4:et.primitiveName="lines",et.geometryPositions=A.subarray(b[Ve],je?A.length:b[Ve+1]),et.geometryIndices=Sk(et.geometryPositions,f.subarray(P[Ve],je?f.length:P[Ve+1])),tt=et.geometryPositions.length>0&&et.geometryIndices.length>0;break;default:continue}if(tt||(et=null),et&&(et.geometryPositions.length,et.batchThisMesh)){et.decompressedPositions=new Float32Array(et.geometryPositions.length),et.transformedAndRecompressedPositions=new Uint16Array(et.geometryPositions.length);for(var it=et.geometryPositions,rt=et.decompressedPositions,st=0,nt=it.length;st<nt;st+=3)rt[st+0]=it[st+0]*_[0]+_[12],rt[st+1]=it[st+1]*_[5]+_[13],rt[st+2]=it[st+2]*_[10]+_[14];et.geometryPositions=null,ye[$e]=et}}if(et)if(et.batchThisMesh){for(var 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n=i[r];switch(n.type){case"RenderingRootFeature":break;case"Feature":if("RenderingFeature"===n.Alias){var o,a,l,u,c={},A={},h=n.children;for(o=0,a=h.length;o<a;o++)switch((l=h[o]).Name){case"AmbientCoef":c.ambient=parseFloat(l.Value);break;case"DiffuseCoef":c.diffuse=parseFloat(l.Value);break;case"EmissiveCoef":c.emissive=parseFloat(l.Value);break;case"SpecularExponent":c.specular=parseFloat(l.Value)}for(o=0,a=h.length;o<a;o++)switch((l=h[o]).Name){case"AmbientColor":A.ambient=Jk(l.Value,c.ambient);break;case"DiffuseColor":A.diffuse=Jk(l.Value,c.diffuse);break;case"EmissiveColor":A.emissive=Jk(l.Value,c.emissive);break;case"SpecularColor":A.specular=Jk(l.Value,c.specular);break;case"Transparency":var d=1-parseFloat(l.Value);d<1&&(A.alpha=d,A.alphaMode="blend")}switch(e.materialType){case"MetallicMaterial":u=new Qn(e.modelNode,{baseColor:A.diffuse,metallic:.7,roughness:.5,emissive:A.emissive,alpha:A.alpha,alphaMode:A.alphaMode});break;case"SpecularMaterial":u=new jn(e.modelNode,{diffuse:A.diffuse,specular:A.specular,glossiness:.5,emissive:A.emissive,alpha:A.alpha,alphaMode:A.alphaMode});break;default:u=new $i(e.modelNode,{reflectivity:.5,ambient:A.ambient,diffuse:A.diffuse,specular:A.specular,emissive:A.emissive,alphaMode:A.alphaMode,alpha:t.alpha})}return u}}}}function Jk(e,t){t=void 0!==t?t:.5;var i=e.indexOf("["),r=e.indexOf("]");e=(e=e.substring(i+1,r-i)).split(",");for(var s=new Float32Array(e.length),n=0,o=0,a=e.length;o<a;o++)for(var l=e[o],u=0,c=(l=l.trim().split(" ")).length;u<c;u++)""!==l[u]&&(s[n++]=parseFloat(l[u])*t);return s}var Yk=function(){var e={};function t(e,i){if(e.nodeType===e.TEXT_NODE){var r=e.nodeValue;if(null===r.match(/^\s+$/))return r}else if(e.nodeType===e.ELEMENT_NODE||e.nodeType===e.DOCUMENT_NODE){var s={type:e.nodeName,children:[]};if(e.nodeType===e.ELEMENT_NODE)for(var n=0;n<e.attributes.length;n++){var o=e.attributes[n];s[i[o.nodeName]||o.nodeName]=o.nodeValue}for(var 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s=this,n=this.viewer.scene.canvas.spinner;n.processes++,this._dataSource.getIFC(t.src,(function(e){s._parseModel(e,t,i,r),n.processes--}),(function(e){n.processes--,s.error(e),r.fire("error",e)}))}},{key:"_parseModel",value:function(e,t,i,r){if(!r.destroyed){var s=t.stats||{};if(s.sourceFormat="IFC",s.schemaVersion="",s.title="",s.author="",s.created="",s.numMetaObjects=0,s.numPropertySets=0,s.numObjects=0,s.numGeometries=0,s.numTriangles=0,s.numVertices=0,!this._ifcAPI)throw"WebIFCLoaderPlugin has no WebIFC instance configured - please inject via WebIFCLoaderPlugin constructor";var n=new Uint8Array(e),o=this._ifcAPI.OpenModel(n),a=this._ifcAPI.GetModelSchema(o),l=this._ifcAPI.GetLineIDsWithType(o,this._webIFC.IFCPROJECT).get(0),u=!1!==t.loadMetadata,c={modelID:o,modelSchema:a,sceneModel:r,loadMetadata:u,metadata:u?{id:"",projectId:""+l,author:"",createdAt:"",schema:"",creatingApplication:"",metaObjects:[],propertySets:[]}:null,metaObjects:{},options:i,log:function(e){},nextId:0,stats:s};if(u){if(i.includeTypes){c.includeTypes={};for(var A=0,h=i.includeTypes.length;A<h;A++)c.includeTypes[i.includeTypes[A]]=!0}if(i.excludeTypes){c.excludeTypes={};for(var d=0,p=i.excludeTypes.length;d<p;d++)c.excludeTypes[i.excludeTypes[d]]=!0}this._parseMetaObjects(c),this._parsePropertySets(c)}if(this._parseGeometry(c),r.finalize(),u){var f=r.id;this.viewer.metaScene.createMetaModel(f,c.metadata,i)}r.scene.once("tick",(function(){r.destroyed||(r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1))}))}}},{key:"_parseMetaObjects",value:function(e){var t=this._ifcAPI.GetLineIDsWithType(e.modelID,this._webIFC.IFCPROJECT).get(0),i=this._ifcAPI.GetLine(e.modelID,t);this._parseSpatialChildren(e,i)}},{key:"_parseSpatialChildren",value:function(e,t,i){var r=this._ifcAPI.GetNameFromTypeCode(t.type);if((!e.includeTypes||e.includeTypes[r])&&(!e.excludeTypes||!e.excludeTypes[r])){this._createMetaObject(e,t,i);var s=t.GlobalId.value;this._parseRelatedItemsOfType(e,t.expressID,"RelatingObject","RelatedObjects",this._webIFC.IFCRELAGGREGATES,s),this._parseRelatedItemsOfType(e,t.expressID,"RelatingStructure","RelatedElements",this._webIFC.IFCRELCONTAINEDINSPATIALSTRUCTURE,s)}}},{key:"_createMetaObject",value:function(e,t,i){var r=t.GlobalId.value,s=this._ifcAPI.GetNameFromTypeCode(t.type),n={id:r,name:t.Name&&""!==t.Name.value?t.Name.value:s,type:s,parent:i};e.metadata.metaObjects.push(n),e.metaObjects[r]=n,e.stats.numMetaObjects++}},{key:"_parseRelatedItemsOfType",value:function(e,t,i,r,s,n){for(var o=this,a=this._ifcAPI.GetLineIDsWithType(e.modelID,s),l=0;l<a.size();l++){var u=a.get(l),c=this._ifcAPI.GetLine(e.modelID,u),A=c[i],h=!1;if(Array.isArray(A))h=A.map((function(e){return e.value})).includes(t);else h=A.value===t;if(h){var d=c[r];if(Array.isArray(d))d.forEach((function(t){var i=o._ifcAPI.GetLine(e.modelID,t.value);o._parseSpatialChildren(e,i,n)}));else{var p=this._ifcAPI.GetLine(e.modelID,d.value);this._parseSpatialChildren(e,p,n)}}}}},{key:"_parsePropertySets",value:function(e){for(var t=this._ifcAPI.GetLineIDsWithType(e.modelID,this._webIFC.IFCRELDEFINESBYPROPERTIES),i=0;i<t.size();i++){var r=t.get(i),s=this._ifcAPI.GetLine(e.modelID,r,!0);if(s){var n=s.RelatingPropertyDefinition;if(!n)continue;var o=n.GlobalId.value,a=n.HasProperties;if(a&&a.length>0){for(var l=n.Name.value,u=[],c=0,A=a.length;c<A;c++){var h=a[c],d=h.Name,p=h.NominalValue;if(d&&p){var 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M=e.options.globalizeObjectIds?re.globalizeObjectId(e.sceneModel.id,o):o;e.sceneModel.createEntity({id:M,meshIds:n,isObject:!0}),e.stats.numObjects++}))}}]),i}(),tI=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};B(this,e),this.cacheBuster=!1!==t.cacheBuster}return C(e,[{key:"_cacheBusterURL",value:function(e){if(!this.cacheBuster)return e;var t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}},{key:"getLAS",value:function(e,t,i){e=this._cacheBusterURL(e);var r=function(){};t=t||r,i=i||r;var s=e.match(/^data:(.*?)(;base64)?,(.*)$/);if(s){var n=!!s[2],o=s[3];o=window.decodeURIComponent(o),n&&(o=window.atob(o));try{for(var a=new ArrayBuffer(o.length),l=new Uint8Array(a),u=0;u<o.length;u++)l[u]=o.charCodeAt(u);t(a)}catch(e){i(e)}}else{var c=new XMLHttpRequest;c.open("GET",e,!0),c.responseType="arraybuffer",c.onreadystatechange=function(){4===c.readyState&&(200===c.status?t(c.response):i("getXKT error : 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t=0,i=0,r=0,s=new DataView(e),o=new Uint8Array(6e3),a=function(r){var n,o,a=r.item,l=r.format,u=r.size;switch(l){case"char":return o=new Uint8Array(e,t,u),t+=u,[a,n=aI(o)];case"uShort":return n=s.getUint16(t,!0),t+=u,[a,n];case"uLong":return n=s.getUint32(t,!0),"NumberOfVariableLengthRecords"===a&&(i=n),t+=u,[a,n];case"uChar":return n=s.getUint8(t),t+=u,[a,n];case"double":return n=s.getFloat64(t,!0),t+=u,[a,n];default:t+=u}};return function(){var e={};rI.forEach((function(t){var i=a(n({},t));if(void 0!==i){if("FileSignature"===i[0]&&"LASF"!==i[1])throw new Error("Ivalid FileSignature. 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s=this,n=this.viewer.scene.canvas.spinner;n.processes++,this._dataSource.getLAS(t.src,(function(e){s._parseModel(e,t,i,r).then((function(){n.processes--}),(function(e){n.processes--,s.error(e),r.fire("error",e)}))}),(function(e){n.processes--,s.error(e),r.fire("error",e)}))}},{key:"_parseModel",value:function(e,t,i,r){var s=this,n=function(e){var t=e.value;if(s._center){for(var i=re.vec3(),r=t.length,n=0,o=t.length;n<o;n+=3)i[0]+=t[n+0],i[1]+=t[n+1],i[2]+=t[n+2];i[0]/=r,i[1]/=r,i[2]/=r;for(var a=0,l=t.length;a<l;a+=3)t[a+0]-=i[0],t[a+1]-=i[1],t[a+2]-=i[2]}if(s._rotateX&&t)for(var u=0,c=t.length;u<c;u+=3){var A=t[u+1];t[u+1]=t[u+2],t[u+2]=A}if(s._rotate){var h=re.identityQuaternion(),d=re.mat4();re.eulerToQuaternion(s._rotate,"XYZ",h),re.quaternionToRotationMat4(h,d);for(var p=re.vec3(),f=0,v=t.length;f<v;f+=3)p[0]=t[f+0],p[1]=t[f+1],p[2]=t[f+2],re.transformPoint3(d,p,p),t[f+0]=p[0],t[f+1]=p[1],t[f+2]=p[2]}if(s._transform)for(var 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LI(e,t,i){this.i=e,this.x=t,this.y=i,this.prev=null,this.next=null,this.z=null,this.prevZ=null,this.nextZ=null,this.steiner=!1}function RI(e,t,i,r){for(var s=0,n=t,o=i-r;n<i;n+=r)s+=(e[o]-e[n])*(e[n+1]+e[o+1]),o=n;return s}AI.deviation=function(e,t,i,r){var s=t&&t.length,n=s?t[0]*i:e.length,o=Math.abs(RI(e,0,n,i));if(s)for(var a=0,l=t.length;a<l;a++){var u=t[a]*i,c=a<l-1?t[a+1]*i:e.length;o-=Math.abs(RI(e,u,c,i))}var A=0;for(a=0;a<r.length;a+=3){var h=r[a]*i,d=r[a+1]*i,p=r[a+2]*i;A+=Math.abs((e[h]-e[p])*(e[d+1]-e[h+1])-(e[h]-e[d])*(e[p+1]-e[h+1]))}return 0===o&&0===A?0:Math.abs((A-o)/o)},AI.flatten=function(e){for(var t=e[0][0].length,i={vertices:[],holes:[],dimensions:t},r=0,s=0;s<e.length;s++){for(var n=0;n<e[s].length;n++)for(var o=0;o<t;o++)i.vertices.push(e[s][n][o]);s>0&&(r+=e[s-1].length,i.holes.push(r))}return i};var UI=re.vec2(),OI=re.vec3(),NI=re.vec3(),QI=re.vec3(),VI=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"cityJSONLoader",e,s)).dataSource=s.dataSource,r}return C(i,[{key:"dataSource",get:function(){return this._dataSource},set:function(e){this._dataSource=e||new cI}},{key:"load",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);var t=new Vh(this.viewer.scene,he.apply(e,{isModel:!0,edges:!0}));if(!e.src&&!e.cityJSON)return this.error("load() param expected: src or cityJSON"),t;var i={};if(e.src)this._loadModel(e.src,e,i,t);else{var r=this.viewer.scene.canvas.spinner;r.processes++,this._parseModel(e.cityJSON,e,i,t),r.processes--}return t}},{key:"_loadModel",value:function(e,t,i,r){var s=this,n=this.viewer.scene.canvas.spinner;n.processes++,this._dataSource.getCityJSON(t.src,(function(e){s._parseModel(e,t,i,r),n.processes--}),(function(e){n.processes--,s.error(e),r.fire("error",e)}))}},{key:"_parseModel",value:function(e,t,i,r){if(!r.destroyed){var s=e.transform?this._transformVertices(e.vertices,e.transform,i.rotateX):e.vertices,n=t.stats||{};n.sourceFormat=e.type||"CityJSON",n.schemaVersion=e.version||"",n.title="",n.author="",n.created="",n.numMetaObjects=0,n.numPropertySets=0,n.numObjects=0,n.numGeometries=0,n.numTriangles=0,n.numVertices=0;var o=!1!==t.loadMetadata,a=o?{id:re.createUUID(),name:"Model",type:"Model"}:null,l=o?{id:"",projectId:"",author:"",createdAt:"",schema:e.version||"",creatingApplication:"",metaObjects:[a],propertySets:[]}:null,u={data:e,vertices:s,sceneModel:r,loadMetadata:o,metadata:l,rootMetaObject:a,nextId:0,stats:n};if(this._parseCityJSON(u),r.finalize(),o){var c=r.id;this.viewer.metaScene.createMetaModel(c,u.metadata,i)}r.scene.once("tick",(function(){r.destroyed||(r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1))}))}}},{key:"_transformVertices",value:function(e,t,i){for(var r=[],s=t.scale||re.vec3([1,1,1]),n=t.translate||re.vec3([0,0,0]),o=0,a=0;o<e.length;o++,a+=3){var l=e[o][0]*s[0]+n[0],u=e[o][1]*s[1]+n[1],c=e[o][2]*s[2]+n[2];i?r.push([l,c,u]):r.push([l,u,c])}return r}},{key:"_parseCityJSON",value:function(e){var t=e.data.CityObjects;for(var i in t)if(t.hasOwnProperty(i)){var r=t[i];this._parseCityObject(e,r,i)}}},{key:"_parseCityObject",value:function(e,t,i){var r=e.sceneModel,s=e.data;if(e.loadMetadata){var n=i,o=t.type,a=o+" : "+i,l=t.parents?t.parents[0]:e.rootMetaObject.id;e.metadata.metaObjects.push({id:n,name:a,type:o,parent:l})}if(e.stats.numMetaObjects++,t.geometry&&t.geometry.length>0){for(var u=[],c=0,A=t.geometry.length;c<A;c++){var h=t.geometry[c],d=void 0,p=void 0,f=s.appearance;if(f){var v=f.materials;if(v){var g=h.material;if(g){var m=Object.keys(g);if(m.length>0){var _=g[m[0]];if(void 0!==_.value)d=v[_.value];else{var y=_.values;if(y){p=[];for(var b=0,x=y.length;b<x;b++){var w=v[y[c]];p.push(w)}}}}}}}p?this._parseGeometrySurfacesWithOwnMaterials(e,h,p,u):this._parseGeometrySurfacesWithSharedMaterial(e,h,d,u)}u.length>0&&(r.createEntity({id:i,meshIds:u,isObject:!0}),e.stats.numObjects++)}}},{key:"_parseGeometrySurfacesWithOwnMaterials",value:function(e,t,i,r){switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":var s=t.boundaries;this._parseSurfacesWithOwnMaterials(e,i,s,r);break;case"Solid":for(var n=t.boundaries,o=0;o<n.length;o++){var a=n[o];this._parseSurfacesWithOwnMaterials(e,i,a,r)}break;case"MultiSolid":case"CompositeSolid":for(var l=t.boundaries,u=0;u<l.length;u++)for(var c=0;c<l[u].length;c++){var A=l[u][c];this._parseSurfacesWithOwnMaterials(e,i,A,r)}}}},{key:"_parseSurfacesWithOwnMaterials",value:function(e,t,i,r){for(var s=e.vertices,n=e.sceneModel,o=0;o<i.length;o++){for(var a=i[o],l=t[o]||{diffuseColor:[.8,.8,.8],transparency:1},u=[],c=[],A=[],d={positions:[],indices:[]},p=0;p<a.length;p++){u.length>0&&c.push(u.length);var f=this._extractLocalIndices(e,a[p],A,d);u.push.apply(u,h(f))}if(3===u.length)d.indices.push(u[0]),d.indices.push(u[1]),d.indices.push(u[2]);else if(u.length>3){for(var v=[],g=0;g<u.length;g++)v.push({x:s[A[u[g]]][0],y:s[A[u[g]]][1],z:s[A[u[g]]][2]});for(var m=this._getNormalOfPositions(v,re.vec3()),_=[],y=0;y<v.length;y++)this._to2D(v[y],m,UI),_.unshift(UI[0]),_.unshift(UI[1]);for(var b=AI(_,c,2),x=0;x<b.length;x+=3)d.indices.unshift(u[b[x]]),d.indices.unshift(u[b[x+1]]),d.indices.unshift(u[b[x+2]])}var w=""+e.nextId++;n.createMesh({id:w,primitive:"triangles",positions:d.positions,indices:d.indices,color:l&&l.diffuseColor?l.diffuseColor:[.8,.8,.8],opacity:l&&void 0!==l.transparency?1-l.transparency:1}),r.push(w),e.stats.numGeometries++,e.stats.numVertices+=d.positions.length/3,e.stats.numTriangles+=d.indices.length/3}}},{key:"_parseGeometrySurfacesWithSharedMaterial",value:function(e,t,i,r){var s=e.sceneModel,n=[],o={positions:[],indices:[]};switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":var a=t.boundaries;this._parseSurfacesWithSharedMaterial(e,a,n,o);break;case"Solid":for(var l=t.boundaries,u=0;u<l.length;u++){var c=l[u];this._parseSurfacesWithSharedMaterial(e,c,n,o)}break;case"MultiSolid":case"CompositeSolid":for(var A=t.boundaries,h=0;h<A.length;h++)for(var d=0;d<A[h].length;d++){var p=A[h][d];this._parseSurfacesWithSharedMaterial(e,p,n,o)}}if(o.positions.length>0&&o.indices.length>0){var f=""+e.nextId++;s.createMesh({id:f,primitive:"triangles",positions:o.positions,indices:o.indices,color:i&&i.diffuseColor?i.diffuseColor:[.8,.8,.8],opacity:1}),r.push(f),e.stats.numGeometries++,e.stats.numVertices+=o.positions.length/3,e.stats.numTriangles+=o.indices.length/3}}},{key:"_parseSurfacesWithSharedMaterial",value:function(e,t,i,r){for(var s=e.vertices,n=0;n<t.length;n++){for(var o=[],a=[],l=0;l<t[n].length;l++){o.length>0&&a.push(o.length);var u=this._extractLocalIndices(e,t[n][l],i,r);o.push.apply(o,h(u))}if(3===o.length)r.indices.push(o[0]),r.indices.push(o[1]),r.indices.push(o[2]);else if(o.length>3){for(var c=[],A=0;A<o.length;A++)c.push({x:s[i[o[A]]][0],y:s[i[o[A]]][1],z:s[i[o[A]]][2]});for(var d=this._getNormalOfPositions(c,re.vec3()),p=[],f=0;f<c.length;f++)this._to2D(c[f],d,UI),p.unshift(UI[0]),p.unshift(UI[1]);for(var v=AI(p,a,2),g=0;g<v.length;g+=3)r.indices.unshift(o[v[g]]),r.indices.unshift(o[v[g+1]]),r.indices.unshift(o[v[g+2]])}}}},{key:"_extractLocalIndices",value:function(e,t,i,r){for(var s=e.vertices,n=[],o=0,a=t.length;o<a;o++){var l=t[o];if(i.includes(l)){var u=i.indexOf(l);n.push(u)}else r.positions.push(s[l][0]),r.positions.push(s[l][1]),r.positions.push(s[l][2]),n.push(i.length),i.push(l)}return n}},{key:"_getNormalOfPositions",value:function(e,t){for(var i=0;i<e.length;i++){var r=i+1;r===e.length&&(r=0),t[0]+=(e[i].y-e[r].y)*(e[i].z+e[r].z),t[1]+=(e[i].z-e[r].z)*(e[i].x+e[r].x),t[2]+=(e[i].x-e[r].x)*(e[i].y+e[r].y)}return re.normalizeVec3(t)}},{key:"_to2D",value:function(e,t,i){var r=OI,s=NI,n=QI;r[0]=e.x,r[1]=e.y,r[2]=e.z,s[0]=t.x,s[1]=t.y,s[2]=t.z,n[0]=1.1,n[1]=1.1,n[2]=1.1,re.lenVec3(re.subVec3(n,s))<.01&&(n[0]+=1,n[1]+=2,n[2]+=3);var o=re.dotVec3(n,s),a=re.mulVec3Scalar(s,o,re.vec3());n[0]-=a[0],n[1]-=a[1],n[2]-=a[2],re.normalizeVec3(n);var l=re.cross3Vec3(s,n,re.vec3()),u=re.dotVec3(r,n),c=re.dotVec3(r,l);i[0]=u,i[1]=c}}]),i}(),HI=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};B(this,e),this.cacheBuster=!1!==t.cacheBuster}return C(e,[{key:"_cacheBusterURL",value:function(e){if(!this.cacheBuster)return e;var t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}},{key:"getDotBIM",value:function(e,t,i){he.loadJSON(this._cacheBusterURL(e),(function(e){t(e)}),(function(e){i(e)}))}}]),e}(),jI=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"DotBIMLoader",e,s)).dataSource=s.dataSource,r.objectDefaults=s.objectDefaults,r}return C(i,[{key:"dataSource",get:function(){return this._dataSource},set:function(e){this._dataSource=e||new HI}},{key:"objectDefaults",get:function(){return this._objectDefaults},set:function(e){this._objectDefaults=e||OE}},{key:"load",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};t.id&&this.viewer.scene.components[t.id]&&(this.error("Component with this ID already exists in viewer: "+t.id+" - will autogenerate this ID"),delete t.id);var i=new Vh(this.viewer.scene,he.apply(t,{isModel:!0,backfaces:t.backfaces,dtxEnabled:t.dtxEnabled,rotation:t.rotation,origin:t.origin})),r=i.id;if(!t.src&&!t.dotBIM)return this.error("load() param expected: src or dotBIM"),i;var s,n,o=t.objectDefaults||this._objectDefaults||OE;if(t.includeTypes){s={};for(var a=0,l=t.includeTypes.length;a<l;a++)s[t.includeTypes[a]]=!0}if(t.excludeTypes){n={},s||(s={});for(var u=0,c=t.excludeTypes.length;u<c;u++)s[t.excludeTypes[u]]=!0}var d=function(t){for(var i=t.fileData,a=t.sceneModel,l={},u=re.createUUID(),c=re.createUUID(),d=re.createUUID(),p=re.createUUID(),f={metaObjects:[{id:u,name:"Project",type:"Project",parent:null},{id:c,name:"Site",type:"Site",parent:u},{id:d,name:"Building",type:"Building",parent:c},{id:p,name:"BuildingStorey",type:"BuildingStorey",parent:d}],propertySets:[]},v=i.elements,g=function(e,t){var r=v[e],u=r.type;if(n&&n[u])return"continue";if(s&&!s[u])return"continue";var c=r.info,d=void 0!==r.guid?"".concat(r.guid):void 0!==c&&void 0!==c.id?c.id:e,g=r.mesh_id,m=r.vector,_=r.rotation,y=o?o[u]||o.DEFAULT:null,b=!0,x=!0;if(void 0===r.face_colors){!function(e,t){if(!l[e]){var r=i.meshes.find((function(e){return e.mesh_id===t.mesh_id}));a.createGeometry({id:e,primitive:"triangles",positions:r.coordinates,indices:r.indices}),l[e]=!0}}(g,r);var w="".concat(d,"-mesh"),B=r.color?[r.color.r/255,r.color.g/255,r.color.b/255]:[1,1,1],P=r.color?r.color.a/255:1;y&&(!1===y.visible&&(b=!1),!1===y.pickable&&(x=!1),y.colorize&&(B=y.colorize),void 0!==y.opacity&&null!==y.opacity&&(P=y.opacity)),a.createMesh({id:w,geometryId:g,color:B,opacity:P,quaternion:!_||0===_.qz&&0===_.qy&&0===_.qx&&1===_.qw?void 0:[_.qx,_.qy,_.qz,_.qw],position:m?[m.x,m.y,m.z]:void 0}),a.createEntity({id:d,meshIds:[w],visible:b,pickable:x,isObject:!0})}else{for(var C=r.face_colors,M={},E=0,F=i.meshes.find((function(e){return e.mesh_id===r.mesh_id})),k=0,I=C.length;k<I;k+=4){var D=[C[k],C[k+1],C[k+2],C[k+3]];void 0===M[D]&&(M[D]=[]);var S=F.indices[E],T=F.coordinates[3*S],L=F.coordinates[3*S+1],R=F.coordinates[3*S+2],U=F.indices[E+1],O=F.coordinates[3*U],N=F.coordinates[3*U+1],Q=F.coordinates[3*U+2],V=F.indices[E+2],H=F.coordinates[3*V],j=F.coordinates[3*V+1],G=F.coordinates[3*V+2];M[D].push(T,L,R,O,N,Q,H,j,G),E+=3}for(var z=[],W=0,K=Object.entries(M);W<K.length;W++){var X=A(K[W],2),J=X[0],Y=X[1];a.createGeometry({id:"".concat(g,"-").concat(J),primitive:"triangles",positions:Y,indices:h(Array(Y.length/3).keys())});var Z="".concat(d,"-mesh-").concat(J),q=J.split(",").map(Number),$=[q[0]/255,q[1]/255,q[2]/255],ee=q[3]/255;y&&(!1===y.visible&&(b=!1),!1===y.pickable&&(x=!1),y.colorize&&($=y.colorize),void 0!==y.opacity&&null!==y.opacity&&(ee=y.opacity)),a.createMesh({id:Z,geometryId:"".concat(g,"-").concat(J),color:$,opacity:ee,quaternion:!_||0===_.qz&&0===_.qy&&0===_.qx&&1===_.qw?void 0:[_.qx,_.qy,_.qz,_.qw],position:m?[m.x,m.y,m.z]:void 0}),z.push(Z)}a.createEntity({id:d,meshIds:z,visible:b,pickable:x,isObject:!0})}var te=[];for(var ie in c)te.push({name:ie,value:c[ie]});f.propertySets.push({id:d,name:"Properties",properties:te}),f.metaObjects.push({id:d,name:c&&c.Name&&"None"!==c.Name?c.Name:"".concat(r.type," ").concat(d),type:r.type,parent:p,propertySetIds:[d]})},m=0,_=v.length;m<_;m++)g(m);a.finalize(),e.viewer.metaScene.createMetaModel(r,f),a.scene.once("tick",(function(){a.destroyed||(a.scene.fire("modelLoaded",a.id),a.fire("loaded",!0,!1))}))};if(t.src){var p=t.src;this.viewer.scene.canvas.spinner.processes++,this._dataSource.getDotBIM(p,(function(t){d({fileData:t,sceneModel:i,nextId:0,error:function(e){}}),e.viewer.scene.canvas.spinner.processes--}),(function(t){e.viewer.scene.canvas.spinner.processes--,e.error(t)}))}else if(t.dotBIM){var f={fileData:t.dotBIM,sceneModel:i,nextId:0,error:function(e){}};d(f)}return i.once("destroyed",(function(){e.viewer.metaScene.destroyMetaModel(r)})),i}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}}]),i}(),GI=function(e){var t=function(t){return parseInt(e.substr(t+1,2),16)/255};return[t(0),t(2),t(4)]},zI=function(e){for(var t=[],i=0;i<e.length;++i)t.push(i);var r=function(){for(var i=re.vec2(),r=re.vec2(),s=0,n=0;n<t.length;++n){var o=e[t[n]],a=e[t[(n+1)%t.length]],l=e[t[(n+2)%t.length]];re.subVec2(o,a,i),re.subVec2(l,a,r);var u=re.dotVec2(i,r)/Math.sqrt(re.sqLenVec2(i)*re.sqLenVec2(r)),c=Math.acos(Math.max(-1,Math.min(u,1)));s+=i[0]*r[1]-i[1]*r[0]>=0?c:2*Math.PI-c}return s<t.length*Math.PI}(),s=function(){var e=function(e,t,i){return(e[0]-i[0])*(t[1]-i[1])-(t[0]-i[0])*(e[1]-i[1])};return function(t,i,r,s){var n=e(t,i,r),o=e(t,r,s),a=e(t,s,i);return!((n<0||o<0||a<0)&&(n>0||o>0||a>0))}}(),n=[],o=(r?t:t.slice(0).reverse()).map((function(e){return{idx:e}}));o.forEach((function(e,t){e.prev=o[(t-1+o.length)%o.length],e.next=o[(t+1)%o.length]}));for(var a=re.vec2(),l=re.vec2();o.length>2;){for(var u=0,c=function(){if(u>=o.length)throw"isCCW = ".concat(r,"; earIdx = ").concat(u,"; len = ").concat(o.length);var t=o[u],i=e[t.prev.idx],n=e[t.idx],c=e[t.next.idx];if(re.subVec2(i,n,a),re.subVec2(c,n,l),a[0]*l[1]-a[1]*l[0]>=0&&o.every((function(r){return r===t||r===t.prev||r===t.next||!s(e[r.idx],i,n,c)})))return"break";++u};;){if("break"===c())break}var A=o[u];o.splice(u,1),n.push([A.idx,A.next.idx,A.prev.idx]),A.prev.next=A.next,A.next.prev=A.prev}return[e,n,r]},WI=function(e,t){var i=e.canvas.canvas,r=i.parentNode,s=document.createElement("div");r.insertBefore(s,i);var n=5;s.style.background=t,s.style.border="2px solid white",s.style.margin="0 0",s.style.zIndex="100",s.style.position="absolute",s.style.pointerEvents="none",s.style.display="none";var o=new at(e,{}),a=function(e){return e+"px"},l=function(){var e=o.canvasPos.slice();ut(i,r,e),s.style.left=a(e[0]-3-n/2),s.style.top=a(e[1]-3-n/2),s.style.borderRadius=a(2*n),s.style.width=a(n),s.style.height=a(n)},u=e.camera.on("viewMatrix",l),c=e.camera.on("projMatrix",l);return{update:function(e){e&&(o.worldPos=e,l()),s.style.display=e?"":"none"},setHighlighted:function(e){n=e?10:5,l()},getCanvasPos:function(){return o.canvasPos},getWorldPos:function(){return o.worldPos},destroy:function(){s.parentNode.removeChild(s),e.camera.off(u),e.camera.off(c),o.destroy()}}},KI=function(e,t,i){var r=null,s=function(s){if(s){r&&r.destroy();try{var n,o,a=zI(s.map((function(e){return[e[0],e[2]]}))),l=A(a,2),u=l[0],c=l[1],d=(n=[]).concat.apply(n,h(u.map((function(e){return[e[0],s[0][1],e[1]]})))),p=(o=[]).concat.apply(o,h(c));r=new _n(e,{pickable:!1,geometry:new Xi(e,{positions:d,indices:p,normals:re.buildNormals(d,p)}),material:new $i(e,{alpha:void 0!==i?i:.5,backfaces:!0,diffuse:GI(t)})})}catch(e){r=null}}r&&(r.visible=!!s)};return s(null),{updateBase:s,destroy:function(){return r&&r.destroy()}}},XI=function(e,t){return function(i,r,s){var n=e.scene,o=n.canvas.canvas,a=function(e,t){return t[0]=e.clientX,t[1]=e.clientY,ut(o.ownerDocument.documentElement,o,t),t},l=function(e){var i=re.vec3(),r=re.vec3();return re.canvasPosToWorldRay(o,n.camera.viewMatrix,n.camera.projMatrix,n.camera.projection,e,i,r),t(i,r)},u=!1,c=function(){u=!1},A=function(){c(),o.removeEventListener("mousedown",d),o.removeEventListener("mousemove",p),e.cameraControl.off(f),o.removeEventListener("mouseup",v)},h=re.vec2(),d=function(e){1===e.which&&(a(e,h),u=!0)};o.addEventListener("mousedown",d);var p=function(e){var t=a(e,re.vec2());u&&re.distVec2(h,t)>20&&(c(),i())};o.addEventListener("mousemove",p);var f=e.cameraControl.on("rayMove",(function(e){var t=e.canvasPos;r(t,l(t))})),v=function(e){if(1===e.which&&u){A();var t=a(e,re.vec2());s(t,l(t))}};return o.addEventListener("mouseup",v),A}},JI=function(e,t,i,r){var s=-(re.dotVec3(i,t)-e)/re.dotVec3(r,t),n=re.vec3();return re.mulVec3Scalar(r,s,n),re.addVec3(i,n,n),n},YI=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,i),(r=t.call(this,e.viewer.scene,s)).plugin=e,r._container=s.container,!r._container)throw"config missing: container";return r._eventSubs={},r.plugin.viewer.scene,r._geometry=s.geometry,s.onMouseOver,s.onMouseLeave,s.onContextMenu,r._alpha="alpha"in s&&void 0!==s.alpha?s.alpha:.5,r.color=s.color,r._visible=!0,r._rebuildMesh(),r}return C(i,[{key:"_rebuildMesh",value:function(){var e,t=this.plugin.viewer.scene,i=this._geometry.planeCoordinates.slice(),r=this._geometry.height<0,s=this._geometry.altitude+(r?this._geometry.height:0),n=this._geometry.height*(r?-1:1),o=A(zI(i),3),a=o[0],l=o[1],u=o[2],d=[],p=[],f=function(e){var t,i=d.length,r=c(a);try{for(r.s();!(t=r.n()).done;){var o=t.value;d.push([o[0],s+(e?n:0),o[1]])}}catch(e){r.e(e)}finally{r.f()}var u,A=c(l);try{for(A.s();!(u=A.n()).done;){var f=u.value;p.push.apply(p,h((e?f:f.slice(0).reverse()).map((function(e){return e+i}))))}}catch(e){A.e(e)}finally{A.f()}};f(!1),f(!0);for(var v=function(e){var t=a[e],i=a[(a.length+e+(u?1:-1))%a.length],r=s,o=s+n,l=d.length;d.push([t[0],r,t[1]],[i[0],r,i[1]],[i[0],o,i[1]],[t[0],o,t[1]]),p.push.apply(p,h([0,1,2,0,2,3].map((function(e){return e+l}))))},g=0;g<a.length;++g)v(g);this._zoneMesh&&this._zoneMesh.destroy();var m=(e=[]).concat.apply(e,d);this._zoneMesh=new _n(t,{edges:this._edges,geometry:new Xi(t,{positions:m,indices:p,normals:re.buildNormals(m,p)}),material:new $i(t,{alpha:this._alpha,backfaces:!0,diffuse:GI(this._color)}),visible:this._visible}),this._zoneMesh.highlighted=this._highlighted,this._zoneMesh.zone=this;var _,y=re.vec2(),b=re.vec2(),x=0,w=c(l);try{for(w.s();!(_=w.n()).done;){var B=_.value,P=a[B[0]],C=a[B[1]],M=a[B[2]];re.subVec2(C,P,y),re.subVec2(M,P,b),x+=Math.abs(y[0]*b[1]-y[1]*b[0])}}catch(e){w.e(e)}finally{w.f()}this._baseArea=x/2,this._metrics=null;var E=function(e){return Math.min.apply(Math,h(d.map((function(t){return t[e]}))))},F=function(e){return Math.max.apply(Math,h(d.map((function(t){return t[e]}))))},k=E(0),I=E(1),D=E(2),S=F(0),T=F(1),L=F(2);this._center=re.vec3([(k+S)/2,(I+T)/2,(D+L)/2])}},{key:"baseArea",get:function(){return this._baseArea}},{key:"area",get:function(){return this._getMetrics().area}},{key:"volume",get:function(){return this._getMetrics().volume}},{key:"_getMetrics",value:function(){if(null===this._metrics){for(var e=0,t=0,i=this._zoneMesh.geometry,r=[re.vec3(),re.vec3(),re.vec3()],s=re.vec3(),n=0;n<i.indices.length;n+=3){for(var o=0;o<3;++o)for(var a=r[o],l=3*i.indices[n+o],u=0;u<3;++u)a[u]=i.positions[l+u];e+=re.dotVec3(r[0],re.cross3Vec3(r[1],r[2],s)),re.subVec3(r[1],r[0],r[1]),re.subVec3(r[2],r[0],r[2]),t+=re.lenVec3(re.cross3Vec3(r[1],r[2],s))}this._metrics={area:t/2,volume:e/6}}return this._metrics}},{key:"sectionedAverage",value:function(e){var t=this._geometry.planeCoordinates.slice(),i=[],r=this._geometry.height,s=this._geometry.altitude,n=s+Math.max(0,r),o=s+Math.min(0,r),a=function(e){var r=t.map((function(t){return[t[0],e?n:o,t[1]]}));i.push(e?r:r.slice(0).reverse())};a(!0),a(!1);for(var l=function(e,i){return[t[e][0],i,t[e][1]]},u=0;u<t.length;++u){var A=(u+1)%t.length;i.push([l(u,o),l(A,o),l(A,n),l(u,n)])}var h,d=c(e);try{for(d.s();!(h=d.n()).done;){var p,f=h.value,v=f.dir,g=f.dist,m=[],_=c(i);try{for(_.s();!(p=_.n()).done;){for(var y=p.value,b=1e-5,x=0,w=[],B=0;B<y.length;B++){var P=re.dotVec3(v,y[B])+g,C=P<-1e-5?2:P>b?1:0;x|=C,w.push(C)}switch(x){case 0:case 1:m.push(y);break;case 2:break;case 3:for(var M=[],E=0;E<y.length;E++){var F=(E+1)%y.length,k=w[E],I=w[F],D=y[E],S=y[F];if(2!==k&&M.push(D),3==(k|I)){var T=re.vec3();re.subVec3(S,D,T);var L=-(g+re.dotVec3(v,D))/re.dotVec3(v,T),R=[0,0,0];re.lerpVec3(L,0,1,D,S,R),M.push(R)}}M.length>=3&&m.push(M)}}}catch(e){_.e(e)}finally{_.f()}i=m}}catch(e){d.e(e)}finally{d.f()}if(0===i.length)return null;var U,O=re.vec3([0,0,0]),N=new Set,Q=c(i);try{for(Q.s();!(U=Q.n()).done;){var V,H=c(U.value);try{for(H.s();!(V=H.n()).done;){var j=V.value,G=j.map((function(e){return e.toFixed(3)})).join(":");N.has(G)||(N.add(G),re.addVec3(O,j,O))}}catch(e){H.e(e)}finally{H.f()}}}catch(e){Q.e(e)}finally{Q.f()}return re.mulVec3Scalar(O,1/N.size,O),O}},{key:"center",get:function(){return this._center}},{key:"altitude",get:function(){return this._geometry.altitude},set:function(e){this._geometry.altitude=e,this._rebuildMesh()}},{key:"height",get:function(){return this._geometry.height},set:function(e){this._geometry.height=e,this._rebuildMesh()}},{key:"highlighted",get:function(){return this._highlighted},set:function(e){this._highlighted=e,this._zoneMesh&&(this._zoneMesh.highlighted=e)}},{key:"color",get:function(){return this._color},set:function(e){this._color=e,this._zoneMesh&&(this._zoneMesh.material.diffuse=GI(this._color))}},{key:"alpha",get:function(){return this._alpha},set:function(e){this._alpha=e,this._zoneMesh&&(this._zoneMesh.material.alpha=this._alpha)}},{key:"edges",get:function(){return this._edges},set:function(e){this._edges=e,this._zoneMesh&&(this._zoneMesh.edges=this._edges)}},{key:"visible",get:function(){return this._visible},set:function(e){this._visible=!!e,this._zoneMesh.visible=this._visible,this._needUpdate()}},{key:"getJSON",value:function(){return{id:this.id,geometry:this._geometry,alpha:this._alpha,color:this._color}}},{key:"duplicate",value:function(){return this.plugin.createZone({id:re.createUUID(),geometry:{planeCoordinates:this._geometry.planeCoordinates.map((function(e){return e.slice()})),altitude:this._geometry.altitude,height:this._geometry.height},alpha:this._alpha,color:this._color})}},{key:"destroy",value:function(){this._zoneMesh.destroy(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),ZI=function(e){g(i,Ce);var t=_(i);function i(e,r,s){var n;return B(this,i),(n=t.call(this,e.viewer.scene)).zonesPlugin=e,n.pointerLens=r.pointerLens,n.createSelect3dPoint=s,n._deactivate=null,n}return C(i,[{key:"active",get:function(){return!!this._deactivate}},{key:"activate",value:function(e,t,i,r){if(!this._deactivate){if("object"===w(e)&&null!==e){var s=e,n=function(e,t){if(e in s)return s[e];if(void 0!==t)return t;throw"config missing: "+e};e=n("altitude"),t=n("height"),i=n("color","#008000"),r=n("alpha",.5)}var o=this.zonesPlugin,a=o.viewer,l=a.scene,u=this,c=this.createSelect3dPoint(a,(function(t,i){return JI(e,re.vec3([0,1,0]),t,i)}));!function s(){var n=KI(l,i,r),a=function(e,t,i,r,s,n){var o=WI(e,t),a=WI(e,t),l=i?function(e){i.visible=!!e,e&&(i.canvasPos=e)}:function(){},u=r((function(){l(null),o.update(null)}),(function(e,t){l(e),o.update(t)}),(function(e,t){o.update(t),u=r((function(){l(null),a.update(null),s(null)}),(function(e,i){l(e),a.update(i),s(re.distVec3(t,i)>.01&&[t,i])}),(function(e,i){a.update(i),o.destroy(),a.destroy(),l(null),n([t,i])}))}));return{deactivate:function(){u(),o.destroy(),a.destroy(),l(null)}}}(l,i,u.pointerLens,c,(function(e){if(e){var t=e[0],i=e[1],r=function(e){return Math.min(t[e],i[e])},s=function(e){return Math.max(t[e],i[e])},o=r(0),a=r(1),l=r(2),u=s(0);s(1);var c=s(2);n.updateBase([[o,a,c],[u,a,c],[u,a,l],[o,a,l]])}else n.updateBase(null)}),(function(a){n.destroy();var l=function(e,t,i,r,s,n,o){var a=function(i){return Math.min(e[i],t[i])},l=function(i){return Math.max(e[i],t[i])},u=a(0),c=a(2),A=l(0),h=l(2);return o.createZone({id:re.createUUID(),geometry:{planeCoordinates:[[u,h],[A,h],[A,c],[u,c]],altitude:i,height:r},alpha:n,color:s})}(a[0],a[1],e,t,i,r,o),c=!0;u._deactivate=function(){c=!1},u.fire("zoneEnd",l),c&&s()})).deactivate;u._deactivate=function(){a(),n.destroy()}}()}}},{key:"deactivate",value:function(){this._deactivate&&(this._deactivate(),this._deactivate=null)}},{key:"destroy",value:function(){this.deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),qI=function(e){g(i,ZI);var t=_(i);function i(e){var r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),t.call(this,e,r,(function(e,t){return XI(e,t)}))}return C(i)}(),$I=function(e){g(i,ZI);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i);var n=new Re(e.viewer);return(r=t.call(this,e,s,(function(e,t){return dt(e,n,t)}))).pointerCircle=n,r}return C(i,[{key:"destroy",value:function(){this.pointerCircle.destroy(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),eD=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"Zones",e))._pointerLens=s.pointerLens,r._container=s.container||document.body,r._zones=[],r.defaultColor=void 0!==s.defaultColor?s.defaultColor:"#00BBFF",r.zIndex=s.zIndex||1e4,r._onMouseOver=function(e,t){r.fire("mouseOver",{plugin:b(r),zone:t,event:e})},r._onMouseLeave=function(e,t){r.fire("mouseLeave",{plugin:b(r),zone:t,event:e})},r._onContextMenu=function(e,t){r.fire("contextMenu",{plugin:b(r),zone:t,event:e})},r}return C(i,[{key:"createZone",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.viewer.scene.components[t.id]&&(this.error("Viewer scene component with this ID already exists: "+t.id),delete t.id);var i=new YI(this,{id:t.id,plugin:this,container:this._container,geometry:t.geometry,alpha:t.alpha,color:t.color,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._zones.push(i),i.on("destroyed",(function(){var t=e._zones.indexOf(i);t>=0&&e._zones.splice(t,1)})),this.fire("zoneCreated",i),i}},{key:"zones",get:function(){return this._zones}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}}]),i}(),tD=function(e,t,i,r,s,n,o,a,l){var u,c=n?function(e){n.visible=!!e,e&&(n.canvasPos=e)}:function(){},A=[function(){return c(null)}],h=KI(e,r,s);return A.push((function(){return h.destroy()})),function n(d){var p=WI(e,r),f=d.length>0&&function(e,t,i){var r=e.canvas.canvas,s=new at(e,{});s.worldPos=i;var n=new at(e,{}),o=r.ownerDocument.body,a=new pt(o,{color:t,thickness:1,thicknessClickable:6});a.setVisible(!1);var l=function(){var e=s.canvasPos.slice(),t=n.canvasPos.slice();ut(r,o,e),ut(r,o,t),a.setStartAndEnd(e[0],e[1],t[0],t[1])},u=e.camera.on("viewMatrix",l),c=e.camera.on("projMatrix",l);return{update:function(e){e&&(n.worldPos=e,l()),a.setVisible(!!e)},destroy:function(){e.camera.off(u),e.camera.off(c),s.destroy(),n.destroy(),a.destroy()}}}(e,r,d[d.length-1].getWorldPos());A.push((function(){p.destroy(),f&&f.destroy()}));var v=d.length>0&&d[0],g=function(e){var t=v&&v.getCanvasPos();return t&&re.distVec2(t,e)<10&&{canvasPos:t,worldPos:v.getWorldPos()}},m=function(){var e=function(e,t,i){return t[0]<=Math.max(e[0],i[0])&&t[0]>=Math.min(e[0],i[0])&&t[1]<=Math.max(e[1],i[1])&&t[1]>=Math.min(e[1],i[1])},t=function(e,t,i){var r=(t[1]-e[1])*(i[0]-t[0])-(t[0]-e[0])*(i[1]-t[1]);return 0===r?0:r>0?1:2};return function(i,r){for(var s=i[i.length-2],n=i[i.length-1],o=r?1:0;o<i.length-2-1;++o){var a=i[o],l=i[o+1],u=t(s,n,a),c=t(s,n,l),A=t(a,l,s),h=t(a,l,n);if(u!==c&&A!==h||0===u&&e(s,a,n)||0===c&&e(s,l,n)||0===A&&e(a,s,l)||0===h&&e(a,n,l))return!0}return!1}}();u=a((function(){c(null),p.update(null),f&&f.update(null),h.updateBase(d.length>2?d.map((function(e){return e.getWorldPos()})):null)}),(function(e,t){var i=d.length>2&&g(e);if(v&&v.setHighlighted(!!i),c(i?i.canvasPos:e),p.update(!i&&t),f&&f.update(i?i.worldPos:t),d.length>=2){var r=d.map((function(e){return e.getWorldPos()})).concat(i?[]:[t]),s=m(r.map((function(e){return[e[0],e[2]]})),i);h.updateBase(s?null:r)}else h.updateBase(null)}),(function(e,a){var u=d.length>2&&g(e),c=d.map((function(e){return e.getWorldPos()})).concat(u?[]:[a]);h.updateBase(c);var v=c.map((function(e){return[e[0],e[2]]}));d.length>2&&m(v,u)?(A.pop()(),n(d)):u?(p.update(a),A.forEach((function(e){return e()})),l(o.createZone({id:re.createUUID(),geometry:{planeCoordinates:v,altitude:t,height:i},alpha:s,color:r}))):(p.update(a),f&&f.update(a),n(d.concat(p)))}))}([]),{closeSurface:function(){throw"TODO"},deactivate:function(){u(),A.forEach((function(e){return e()}))}}},iD=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e.viewer.scene)).zonesPlugin=e,r.pointerLens=s.pointerLens,r._action=null,r}return C(i,[{key:"active",get:function(){return!!this._action}},{key:"activate",value:function(e,t,i,r){if("object"===w(e)&&null!==e){var s=e,n=function(e,t){if(e in s)return s[e];if(void 0!==t)return t;throw"config missing: "+e};e=n("altitude"),t=n("height"),i=n("color","#008000"),r=n("alpha",.5)}if(!this._action){var o=this.zonesPlugin,a=o.viewer,l=a.scene,u=this,c=XI(a,(function(t,i){return JI(e,re.vec3([0,1,0]),t,i)}));!function s(){u._action=tD(l,e,t,i,r,u.pointerLens,o,c,(function(e){var 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t[0]=e.clientX,t[1]=e.clientY,ut(u.ownerDocument.documentElement,u,t),t},g=function(e,t){var i=function(e){e.preventDefault(),t(e)};return u.addEventListener(e,i),function(){return u.removeEventListener(e,i)}},m=function(){},_=function(t,i,r,s){var n,o,l,A,h=s(t),d=v(h,re.vec2()),_=a.scene.pick({canvasPos:d,includeEntities:[e._zoneMesh.id]});if((_&&_.entity&&_.entity.zone)===e){m(),u.style.cursor="move",a.cameraControl.active=!1;var y=(n=e._geometry.planeCoordinates.map((function(e){return e.slice()})),o=f(d),l=re.vec2([o[0],o[2]]),A=re.vec2(),function(t){var i=f(t);A[0]=i[0],A[1]=i[2],re.subVec2(l,A,A),e._geometry.planeCoordinates.forEach((function(e,t){re.subVec2(n[t],A,e)}));try{e._rebuildMesh()}catch(t){e._zoneMesh&&(e._zoneMesh.destroy(),e._zoneMesh=null)}}),b=g(i,(function(e){var t=s(e);if(t){var i=v(t,re.vec2());y(i),p(i)}})),x=g(r,(function(e){var t=s(e);if(t){var i=v(t,re.vec2());y(i),p(null),m(),c.fire("translated")}}));m=function(){m=function(){},u.style.cursor="default",a.cameraControl.active=!0,b(),x()}}},y=[];s&&y.push(g("mousedown",(function(e){1===e.which&&_(e,"mousemove","mouseup",(function(e){return 1===e.which&&e}))}))),n&&y.push(g("touchstart",(function(e){if(1===e.touches.length){var t=e.touches[0].identifier;_(e,"touchmove","touchend",(function(e){return h(e.changedTouches).find((function(e){return e.identifier===t}))}))}})));var x=function(){m(),y.forEach((function(e){return e()})),p(null)},w=e.on("destroyed",x);return o._deactivate=function(){e.off("destroyed",w),x()},o}return C(i,[{key:"deactivate",value:function(){this._deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),lD=function(e){g(i,aD);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,!0,!1)}return C(i)}(),uD=function(e){g(i,aD);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,!1,!0)}return C(i)}();export{Or as AlphaFormat,Ri as AmbientLight,Bt as AngleMeasurementEditMouseControl,Pt as AngleMeasurementEditTouchControl,_t as AngleMeasurementsControl,yt as AngleMeasurementsMouseControl,bt as AngleMeasurementsPlugin,xt as AngleMeasurementsTouchControl,kt as AnnotationsPlugin,Pn as AxisGizmoPlugin,Xh as BCFViewpointsPlugin,fo as Bitmap,Er as ByteType,Nd as CameraMemento,_d as CameraPath,Cd as CameraPathAnimation,VI as CityJSONLoaderPlugin,fr as ClampToEdgeWrapping,Ce as Component,Ms as CompressedMediaType,Ba as Configs,J as ContextMenu,Gd as CubicBezierCurve,vd as Curve,nh as DefaultLoadingManager,jr as DepthFormat,Gr as DepthStencilFormat,Li as DirLight,ld as DistanceMeasurementEditControl,ud as DistanceMeasurementEditMouseControl,cd as DistanceMeasurementEditTouchControl,sd as DistanceMeasurementsControl,nd as DistanceMeasurementsMouseControl,od as DistanceMeasurementsPlugin,ad as DistanceMeasurementsTouchControl,ct as Dot3D,HI as DotBIMDefaultDataSource,jI as DotBIMLoaderPlugin,rr as EdgeMaterial,tr as EmphasisMaterial,bF as FaceAlignedSectionPlanesPlugin,Ad as FastNavPlugin,Sr as FloatType,$n as Fresnel,Ie as Frustum,ke as FrustumPlane,Bs as GIFMediaType,hd as GLTFDefaultDataSource,NE as GLTFLoaderPlugin,Tr as HalfFloatType,Id as ImagePlane,Ir as IntType,Ps as JPEGMediaType,Ah as KTX2TextureTranscoder,lI as LASLoaderPlugin,Un as LambertMaterial,Ud as LightMap,jh as LineSet,xs as LinearEncoding,xr as LinearFilter,Cr as LinearMipMapLinearFilter,Br as LinearMipMapNearestFilter,Pr as LinearMipmapLinearFilter,wr as LinearMipmapNearestFilter,oh as Loader,sh as LoadingManager,dd as LocaleService,Hr as LuminanceAlphaFormat,Vr as LuminanceFormat,G as Map,at as Marker,Te as MarqueePicker,Le as MarqueePickerMouseControl,_n as Mesh,Eo as MeshSurfaceArea,yo as MeshVolume,Qn as MetallicMaterial,vr as MirroredRepeatWrapping,Vd as ModelMemento,jE as NavCubePlugin,gr as NearestFilter,br as NearestMipMapLinearFilter,mr as NearestMipMapNearestFilter,yr as NearestMipmapLinearFilter,_r as NearestMipmapNearestFilter,Rn as Node,$E as OBJLoaderPlugin,ne as ObjectsKdTree3,jd as ObjectsMemento,Cs as PNGMediaType,zd as Path,Kd as PerformanceModel,$i as PhongMaterial,Ot as PickResult,Ue as Plugin,Dd as PointLight,Re as PointerCircle,Y as PointerLens,Wd as QuadraticBezierCurve,oe as Queue,Qr as RGBAFormat,Jr as RGBAIntegerFormat,ms as RGBA_ASTC_10x10_Format,fs as RGBA_ASTC_10x5_Format,vs as RGBA_ASTC_10x6_Format,gs as RGBA_ASTC_10x8_Format,_s as RGBA_ASTC_12x10_Format,ys as RGBA_ASTC_12x12_Format,as as RGBA_ASTC_4x4_Format,ls as RGBA_ASTC_5x4_Format,us as RGBA_ASTC_5x5_Format,cs as RGBA_ASTC_6x5_Format,As as RGBA_ASTC_6x6_Format,hs as RGBA_ASTC_8x5_Format,ds as RGBA_ASTC_8x6_Format,ps as RGBA_ASTC_8x8_Format,bs as RGBA_BPTC_Format,os as RGBA_ETC2_EAC_Format,rs as RGBA_PVRTC_2BPPV1_Format,is as RGBA_PVRTC_4BPPV1_Format,Zr as RGBA_S3TC_DXT1_Format,qr as RGBA_S3TC_DXT3_Format,$r as RGBA_S3TC_DXT5_Format,Nr as RGBFormat,ss as RGB_ETC1_Format,ns as RGB_ETC2_Format,ts as RGB_PVRTC_2BPPV1_Format,es as RGB_PVRTC_4BPPV1_Format,Yr as RGB_S3TC_DXT1_Format,Kr as RGFormat,Xr as RGIntegerFormat,Xi as ReadableGeometry,zr as RedFormat,Wr as RedIntegerFormat,Rd as ReflectionMap,pr as RepeatWrapping,wF as STLDefaultDataSource,DF as STLLoaderPlugin,Vh as SceneModel,So as SceneModelMesh,Dh as SceneModelTransform,Cn as SectionPlane,aF as SectionPlanesPlugin,Fr as ShortType,Xd as Skybox,xF as SkyboxesPlugin,jn as SpecularMaterial,gd as SplineCurve,Od as SpriteMarker,dF as StoreyViewsPlugin,qn as Texture,Jd as TextureTranscoder,LF as TreeViewPlugin,Mr as UnsignedByteType,Ur as UnsignedInt248Type,Dr as UnsignedIntType,Lr as UnsignedShort4444Type,Rr as UnsignedShort5551Type,kr as UnsignedShortType,io as VBOGeometry,QF as ViewCullPlugin,Ob as Viewer,eI as WebIFCLoaderPlugin,uh as WorkerPool,VF as XKTDefaultDataSource,Rk as XKTLoaderPlugin,qk as XML3DLoaderPlugin,sD as ZoneEditControl,nD as ZoneEditMouseControl,oD as ZoneEditTouchControl,aD as ZoneTranslateControl,lD as ZoneTranslateMouseControl,uD as ZoneTranslateTouchControl,qI as ZonesMouseControl,eD as ZonesPlugin,iD as ZonesPolysurfaceMouseControl,rD as ZonesPolysurfaceTouchControl,$I as ZonesTouchControl,At as activateDraggableDot,ht as activateDraggableDots,Ji as buildBoxGeometry,oo as buildBoxLinesGeometry,ao as buildBoxLinesGeometryFromAABB,bn as buildCylinderGeometry,lo as buildGridGeometry,po as buildLineGeometry,uo as buildPlaneGeometry,Ao as buildPolylineGeometry,ho as buildPolylineGeometryFromCurve,xn as buildSphereGeometry,co as buildTorusGeometry,Bn as buildVectorTextGeometry,He as createRTCViewMat,Se as frustumIntersectsAABB3,dh as getKTX2TextureTranscoder,We as getPlaneRTCPos,vo as isTriangleMeshSolid,so as load3DSGeometry,no as loadOBJGeometry,re as math,Fo as meshSurfaceArea,bo as meshVolume,ze as rtcToWorldPos,ws as sRGBEncoding,De as setFrustum,ae as stats,dt as touchPointSelector,ut as transformToNode,he as utils,je as worldToRTCPos,Ge as worldToRTCPositions};
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c=u.length?parseInt(Xp.apply(void 0,u),10):0;return i*(s+a*Math.pow(10,-o))*Math.pow(10,l*c)},tv={type:2},iv={type:3},rv={type:4},sv={type:13},nv={type:8},ov={type:21},av={type:9},lv={type:10},uv={type:11},cv={type:12},Av={type:14},hv={type:23},dv={type:1},pv={type:25},fv={type:24},vv={type:26},gv={type:27},mv={type:28},_v={type:29},yv={type:31},bv={type:32},xv=function(){function e(){this._value=[]}return e.prototype.write=function(e){this._value=this._value.concat(Kp(e))},e.prototype.read=function(){for(var e=[],t=this.consumeToken();t!==bv;)e.push(t),t=this.consumeToken();return e},e.prototype.consumeToken=function(){var e=this.consumeCodePoint();switch(e){case 34:return this.consumeStringToken(34);case 35:var t=this.peekCodePoint(0),i=this.peekCodePoint(1),r=this.peekCodePoint(2);if(Jf(t)||Zf(i,r)){var s=qf(t,i,r)?2:1;return{type:5,value:this.consumeName(),flags:s}}break;case 36:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),sv;break;case 39:return this.consumeStringToken(39);case 40:return tv;case 41:return iv;case 42:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),Av;break;case 43:if($f(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 44:return rv;case 45:var n=e,o=this.peekCodePoint(0),a=this.peekCodePoint(1);if($f(n,o,a))return this.reconsumeCodePoint(e),this.consumeNumericToken();if(qf(n,o,a))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();if(45===o&&62===a)return this.consumeCodePoint(),this.consumeCodePoint(),fv;break;case 46:if($f(e,this.peekCodePoint(0),this.peekCodePoint(1)))return this.reconsumeCodePoint(e),this.consumeNumericToken();break;case 47:if(42===this.peekCodePoint(0))for(this.consumeCodePoint();;){var l=this.consumeCodePoint();if(42===l&&47===(l=this.consumeCodePoint()))return this.consumeToken();if(-1===l)return this.consumeToken()}break;case 58:return vv;case 59:return gv;case 60:if(33===this.peekCodePoint(0)&&45===this.peekCodePoint(1)&&45===this.peekCodePoint(2))return this.consumeCodePoint(),this.consumeCodePoint(),pv;break;case 64:var u=this.peekCodePoint(0),c=this.peekCodePoint(1),A=this.peekCodePoint(2);if(qf(u,c,A))return{type:7,value:this.consumeName()};break;case 91:return mv;case 92:if(Zf(e,this.peekCodePoint(0)))return this.reconsumeCodePoint(e),this.consumeIdentLikeToken();break;case 93:return _v;case 61:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),nv;break;case 123:return uv;case 125:return cv;case 117:case 85:var h=this.peekCodePoint(0),d=this.peekCodePoint(1);return 43!==h||!Wf(d)&&63!==d||(this.consumeCodePoint(),this.consumeUnicodeRangeToken()),this.reconsumeCodePoint(e),this.consumeIdentLikeToken();case 124:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),av;if(124===this.peekCodePoint(0))return this.consumeCodePoint(),ov;break;case 126:if(61===this.peekCodePoint(0))return this.consumeCodePoint(),lv;break;case-1:return bv}return Kf(e)?(this.consumeWhiteSpace(),yv):zf(e)?(this.reconsumeCodePoint(e),this.consumeNumericToken()):Xf(e)?(this.reconsumeCodePoint(e),this.consumeIdentLikeToken()):{type:6,value:Xp(e)}},e.prototype.consumeCodePoint=function(){var e=this._value.shift();return void 0===e?-1:e},e.prototype.reconsumeCodePoint=function(e){this._value.unshift(e)},e.prototype.peekCodePoint=function(e){return e>=this._value.length?-1:this._value[e]},e.prototype.consumeUnicodeRangeToken=function(){for(var e=[],t=this.consumeCodePoint();Wf(t)&&e.length<6;)e.push(t),t=this.consumeCodePoint();for(var i=!1;63===t&&e.length<6;)e.push(t),t=this.consumeCodePoint(),i=!0;if(i)return{type:30,start:parseInt(Xp.apply(void 0,e.map((function(e){return 63===e?48:e}))),16),end:parseInt(Xp.apply(void 0,e.map((function(e){return 63===e?70:e}))),16)};var r=parseInt(Xp.apply(void 0,e),16);if(45===this.peekCodePoint(0)&&Wf(this.peekCodePoint(1))){this.consumeCodePoint(),t=this.consumeCodePoint();for(var s=[];Wf(t)&&s.length<6;)s.push(t),t=this.consumeCodePoint();return{type:30,start:r,end:parseInt(Xp.apply(void 0,s),16)}}return{type:30,start:r,end:r}},e.prototype.consumeIdentLikeToken=function(){var e=this.consumeName();return"url"===e.toLowerCase()&&40===this.peekCodePoint(0)?(this.consumeCodePoint(),this.consumeUrlToken()):40===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:19,value:e}):{type:20,value:e}},e.prototype.consumeUrlToken=function(){var e=[];if(this.consumeWhiteSpace(),-1===this.peekCodePoint(0))return{type:22,value:""};var t=this.peekCodePoint(0);if(39===t||34===t){var i=this.consumeStringToken(this.consumeCodePoint());return 0===i.type&&(this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0))?(this.consumeCodePoint(),{type:22,value:i.value}):(this.consumeBadUrlRemnants(),hv)}for(;;){var r=this.consumeCodePoint();if(-1===r||41===r)return{type:22,value:Xp.apply(void 0,e)};if(Kf(r))return this.consumeWhiteSpace(),-1===this.peekCodePoint(0)||41===this.peekCodePoint(0)?(this.consumeCodePoint(),{type:22,value:Xp.apply(void 0,e)}):(this.consumeBadUrlRemnants(),hv);if(34===r||39===r||40===r||Yf(r))return this.consumeBadUrlRemnants(),hv;if(92===r){if(!Zf(r,this.peekCodePoint(0)))return this.consumeBadUrlRemnants(),hv;e.push(this.consumeEscapedCodePoint())}else e.push(r)}},e.prototype.consumeWhiteSpace=function(){for(;Kf(this.peekCodePoint(0));)this.consumeCodePoint()},e.prototype.consumeBadUrlRemnants=function(){for(;;){var e=this.consumeCodePoint();if(41===e||-1===e)return;Zf(e,this.peekCodePoint(0))&&this.consumeEscapedCodePoint()}},e.prototype.consumeStringSlice=function(e){for(var t="";e>0;){var i=Math.min(5e4,e);t+=Xp.apply(void 0,this._value.splice(0,i)),e-=i}return this._value.shift(),t},e.prototype.consumeStringToken=function(e){for(var t="",i=0;;){var r=this._value[i];if(-1===r||void 0===r||r===e)return{type:0,value:t+=this.consumeStringSlice(i)};if(10===r)return this._value.splice(0,i),dv;if(92===r){var s=this._value[i+1];-1!==s&&void 0!==s&&(10===s?(t+=this.consumeStringSlice(i),i=-1,this._value.shift()):Zf(r,s)&&(t+=this.consumeStringSlice(i),t+=Xp(this.consumeEscapedCodePoint()),i=-1))}i++}},e.prototype.consumeNumber=function(){var e=[],t=4,i=this.peekCodePoint(0);for(43!==i&&45!==i||e.push(this.consumeCodePoint());zf(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0);var r=this.peekCodePoint(1);if(46===i&&zf(r))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;zf(this.peekCodePoint(0));)e.push(this.consumeCodePoint());i=this.peekCodePoint(0),r=this.peekCodePoint(1);var s=this.peekCodePoint(2);if((69===i||101===i)&&((43===r||45===r)&&zf(s)||zf(r)))for(e.push(this.consumeCodePoint(),this.consumeCodePoint()),t=8;zf(this.peekCodePoint(0));)e.push(this.consumeCodePoint());return[ev(e),t]},e.prototype.consumeNumericToken=function(){var e=this.consumeNumber(),t=e[0],i=e[1],r=this.peekCodePoint(0),s=this.peekCodePoint(1),n=this.peekCodePoint(2);return qf(r,s,n)?{type:15,number:t,flags:i,unit:this.consumeName()}:37===r?(this.consumeCodePoint(),{type:16,number:t,flags:i}):{type:17,number:t,flags:i}},e.prototype.consumeEscapedCodePoint=function(){var e=this.consumeCodePoint();if(Wf(e)){for(var t=Xp(e);Wf(this.peekCodePoint(0))&&t.length<6;)t+=Xp(this.consumeCodePoint());Kf(this.peekCodePoint(0))&&this.consumeCodePoint();var i=parseInt(t,16);return 0===i||function(e){return e>=55296&&e<=57343}(i)||i>1114111?65533:i}return-1===e?65533:e},e.prototype.consumeName=function(){for(var e="";;){var t=this.consumeCodePoint();if(Jf(t))e+=Xp(t);else{if(!Zf(t,this.peekCodePoint(0)))return this.reconsumeCodePoint(t),e;e+=Xp(this.consumeEscapedCodePoint())}}},e}(),wv=function(){function e(e){this._tokens=e}return e.create=function(t){var i=new xv;return i.write(t),new e(i.read())},e.parseValue=function(t){return e.create(t).parseComponentValue()},e.parseValues=function(t){return e.create(t).parseComponentValues()},e.prototype.parseComponentValue=function(){for(var e=this.consumeToken();31===e.type;)e=this.consumeToken();if(32===e.type)throw new SyntaxError("Error parsing CSS component value, unexpected EOF");this.reconsumeToken(e);var t=this.consumeComponentValue();do{e=this.consumeToken()}while(31===e.type);if(32===e.type)return t;throw new SyntaxError("Error parsing CSS component value, multiple values found when expecting only one")},e.prototype.parseComponentValues=function(){for(var e=[];;){var t=this.consumeComponentValue();if(32===t.type)return e;e.push(t),e.push()}},e.prototype.consumeComponentValue=function(){var e=this.consumeToken();switch(e.type){case 11:case 28:case 2:return this.consumeSimpleBlock(e.type);case 19:return this.consumeFunction(e)}return e},e.prototype.consumeSimpleBlock=function(e){for(var t={type:e,values:[]},i=this.consumeToken();;){if(32===i.type||Dv(i,e))return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue()),i=this.consumeToken()}},e.prototype.consumeFunction=function(e){for(var t={name:e.value,values:[],type:18};;){var i=this.consumeToken();if(32===i.type||3===i.type)return t;this.reconsumeToken(i),t.values.push(this.consumeComponentValue())}},e.prototype.consumeToken=function(){var e=this._tokens.shift();return void 0===e?bv:e},e.prototype.reconsumeToken=function(e){this._tokens.unshift(e)},e}(),Bv=function(e){return 15===e.type},Pv=function(e){return 17===e.type},Cv=function(e){return 20===e.type},Mv=function(e){return 0===e.type},Ev=function(e,t){return Cv(e)&&e.value===t},Fv=function(e){return 31!==e.type},kv=function(e){return 31!==e.type&&4!==e.type},Iv=function(e){var t=[],i=[];return e.forEach((function(e){if(4===e.type){if(0===i.length)throw new Error("Error parsing function args, zero tokens for arg");return t.push(i),void(i=[])}31!==e.type&&i.push(e)})),i.length&&t.push(i),t},Dv=function(e,t){return 11===t&&12===e.type||(28===t&&29===e.type||2===t&&3===e.type)},Sv=function(e){return 17===e.type||15===e.type},Tv=function(e){return 16===e.type||Sv(e)},Lv=function(e){return e.length>1?[e[0],e[1]]:[e[0]]},Rv={type:17,number:0,flags:4},Uv={type:16,number:50,flags:4},Ov={type:16,number:100,flags:4},Nv=function(e,t,i){var r=e[0],s=e[1];return[Qv(r,t),Qv(void 0!==s?s:r,i)]},Qv=function(e,t){if(16===e.type)return e.number/100*t;if(Bv(e))switch(e.unit){case"rem":case"em":return 16*e.number;default:return e.number}return e.number},Vv=function(e,t){if(15===t.type)switch(t.unit){case"deg":return Math.PI*t.number/180;case"grad":return Math.PI/200*t.number;case"rad":return t.number;case"turn":return 2*Math.PI*t.number}throw new Error("Unsupported angle type")},Hv=function(e){return 15===e.type&&("deg"===e.unit||"grad"===e.unit||"rad"===e.unit||"turn"===e.unit)},jv=function(e){switch(e.filter(Cv).map((function(e){return e.value})).join(" ")){case"to bottom right":case"to right bottom":case"left top":case"top left":return[Rv,Rv];case"to top":case"bottom":return Gv(0);case"to bottom left":case"to left bottom":case"right top":case"top right":return[Rv,Ov];case"to right":case"left":return Gv(90);case"to top left":case"to left top":case"right bottom":case"bottom right":return[Ov,Ov];case"to bottom":case"top":return Gv(180);case"to top right":case"to right top":case"left bottom":case"bottom left":return[Ov,Rv];case"to left":case"right":return Gv(270)}return 0},Gv=function(e){return Math.PI*e/180},zv=function(e,t){if(18===t.type){var i=$v[t.name];if(void 0===i)throw new Error('Attempting to parse an unsupported color 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Xy(i.left+B/2,i.top+b/2),this.topRightBorderStroke=s>0||n>0?$y(i.left+g,i.top+b/2,a-x/2,l-b/2,By.TOP_RIGHT):new Xy(i.left+i.width-x/2,i.top+b/2),this.bottomRightBorderStroke=c>0||A>0?$y(i.left+_,i.top+m,c-x/2,A-w/2,By.BOTTOM_RIGHT):new Xy(i.left+i.width-x/2,i.top+i.height-w/2),this.bottomLeftBorderStroke=d>0||p>0?$y(i.left+B/2,i.top+y,d-B/2,p-w/2,By.BOTTOM_LEFT):new Xy(i.left+B/2,i.top+i.height-w/2),this.topLeftBorderBox=s>0||n>0?$y(i.left,i.top,s,n,By.TOP_LEFT):new Xy(i.left,i.top),this.topRightBorderBox=a>0||l>0?$y(i.left+g,i.top,a,l,By.TOP_RIGHT):new Xy(i.left+i.width,i.top),this.bottomRightBorderBox=c>0||A>0?$y(i.left+_,i.top+m,c,A,By.BOTTOM_RIGHT):new Xy(i.left+i.width,i.top+i.height),this.bottomLeftBorderBox=d>0||p>0?$y(i.left,i.top+y,d,p,By.BOTTOM_LEFT):new Xy(i.left,i.top+i.height),this.topLeftPaddingBox=s>0||n>0?$y(i.left+B,i.top+b,Math.max(0,s-B),Math.max(0,n-b),By.TOP_LEFT):new Xy(i.left+B,i.top+b),this.topRightPaddingBox=a>0||l>0?$y(i.left+Math.min(g,i.width-x),i.top+b,g>i.width+x?0:Math.max(0,a-x),Math.max(0,l-b),By.TOP_RIGHT):new Xy(i.left+i.width-x,i.top+b),this.bottomRightPaddingBox=c>0||A>0?$y(i.left+Math.min(_,i.width-B),i.top+Math.min(m,i.height-w),Math.max(0,c-x),Math.max(0,A-w),By.BOTTOM_RIGHT):new Xy(i.left+i.width-x,i.top+i.height-w),this.bottomLeftPaddingBox=d>0||p>0?$y(i.left+B,i.top+Math.min(y,i.height-w),Math.max(0,d-B),Math.max(0,p-w),By.BOTTOM_LEFT):new Xy(i.left+B,i.top+i.height-w),this.topLeftContentBox=s>0||n>0?$y(i.left+B+E,i.top+b+P,Math.max(0,s-(B+E)),Math.max(0,n-(b+P)),By.TOP_LEFT):new Xy(i.left+B+E,i.top+b+P),this.topRightContentBox=a>0||l>0?$y(i.left+Math.min(g,i.width+B+E),i.top+b+P,g>i.width+B+E?0:a-B+E,l-(b+P),By.TOP_RIGHT):new Xy(i.left+i.width-(x+C),i.top+b+P),this.bottomRightContentBox=c>0||A>0?$y(i.left+Math.min(_,i.width-(B+E)),i.top+Math.min(m,i.height+b+P),Math.max(0,c-(x+C)),A-(w+M),By.BOTTOM_RIGHT):new Xy(i.left+i.width-(x+C),i.top+i.height-(w+M)),this.bottomLeftContentBox=d>0||p>0?$y(i.left+B+E,i.top+y,Math.max(0,d-(B+E)),p-(w+M),By.BOTTOM_LEFT):new Xy(i.left+B+E,i.top+i.height-(w+M))};!function(e){e[e.TOP_LEFT=0]="TOP_LEFT",e[e.TOP_RIGHT=1]="TOP_RIGHT",e[e.BOTTOM_RIGHT=2]="BOTTOM_RIGHT",e[e.BOTTOM_LEFT=3]="BOTTOM_LEFT"}(By||(By={}));var $y=function(e,t,i,r,s){var n=(Math.sqrt(2)-1)/3*4,o=i*n,a=r*n,l=e+i,u=t+r;switch(s){case By.TOP_LEFT:return new Yy(new Xy(e,u),new Xy(e,u-a),new Xy(l-o,t),new Xy(l,t));case By.TOP_RIGHT:return new Yy(new Xy(e,t),new Xy(e+o,t),new Xy(l,u-a),new Xy(l,u));case By.BOTTOM_RIGHT:return new Yy(new Xy(l,t),new Xy(l,t+a),new Xy(e+o,u),new Xy(e,u));case By.BOTTOM_LEFT:default:return new Yy(new Xy(l,u),new Xy(l-o,u),new Xy(e,t+a),new Xy(e,t))}},eb=function(e){return[e.topLeftBorderBox,e.topRightBorderBox,e.bottomRightBorderBox,e.bottomLeftBorderBox]},tb=function(e){return[e.topLeftPaddingBox,e.topRightPaddingBox,e.bottomRightPaddingBox,e.bottomLeftPaddingBox]},ib=function(e,t,i){this.offsetX=e,this.offsetY=t,this.matrix=i,this.type=0,this.target=6},rb=function(e,t){this.path=e,this.target=t,this.type=1},sb=function(e){this.opacity=e,this.type=2,this.target=6},nb=function(e){return 1===e.type},ob=function(e,t){return e.length===t.length&&e.some((function(e,i){return e===t[i]}))},ab=function(e){this.element=e,this.inlineLevel=[],this.nonInlineLevel=[],this.negativeZIndex=[],this.zeroOrAutoZIndexOrTransformedOrOpacity=[],this.positiveZIndex=[],this.nonPositionedFloats=[],this.nonPositionedInlineLevel=[]},lb=function(){function e(e,t){if(this.container=e,this.parent=t,this.effects=[],this.curves=new qy(this.container),this.container.styles.opacity<1&&this.effects.push(new sb(this.container.styles.opacity)),null!==this.container.styles.transform){var i=this.container.bounds.left+this.container.styles.transformOrigin[0].number,r=this.container.bounds.top+this.container.styles.transformOrigin[1].number,s=this.container.styles.transform;this.effects.push(new ib(i,r,s))}if(0!==this.container.styles.overflowX){var n=eb(this.curves),o=tb(this.curves);ob(n,o)?this.effects.push(new rb(n,6)):(this.effects.push(new rb(n,2)),this.effects.push(new rb(o,4)))}}return e.prototype.getEffects=function(e){for(var t=-1===[2,3].indexOf(this.container.styles.position),i=this.parent,r=this.effects.slice(0);i;){var s=i.effects.filter((function(e){return!nb(e)}));if(t||0!==i.container.styles.position||!i.parent){if(r.unshift.apply(r,s),t=-1===[2,3].indexOf(i.container.styles.position),0!==i.container.styles.overflowX){var n=eb(i.curves),o=tb(i.curves);ob(n,o)||r.unshift(new rb(o,6))}}else r.unshift.apply(r,s);i=i.parent}return r.filter((function(t){return Tm(t.target,e)}))},e}(),ub=function e(t,i,r,s){t.container.elements.forEach((function(n){var o=Tm(n.flags,4),a=Tm(n.flags,2),l=new lb(n,t);Tm(n.styles.display,2048)&&s.push(l);var u=Tm(n.flags,8)?[]:s;if(o||a){var c=o||n.styles.isPositioned()?r:i,A=new ab(l);if(n.styles.isPositioned()||n.styles.opacity<1||n.styles.isTransformed()){var h=n.styles.zIndex.order;if(h<0){var d=0;c.negativeZIndex.some((function(e,t){return h>e.element.container.styles.zIndex.order?(d=t,!1):d>0})),c.negativeZIndex.splice(d,0,A)}else if(h>0){var p=0;c.positiveZIndex.some((function(e,t){return h>=e.element.container.styles.zIndex.order?(p=t+1,!1):p>0})),c.positiveZIndex.splice(p,0,A)}else c.zeroOrAutoZIndexOrTransformedOrOpacity.push(A)}else n.styles.isFloating()?c.nonPositionedFloats.push(A):c.nonPositionedInlineLevel.push(A);e(l,A,o?A:r,u)}else n.styles.isInlineLevel()?i.inlineLevel.push(l):i.nonInlineLevel.push(l),e(l,i,r,u);Tm(n.flags,8)&&cb(n,u)}))},cb=function(e,t){for(var i=e instanceof T_?e.start:1,r=e instanceof T_&&e.reversed,s=0;s<t.length;s++){var n=t[s];n.container instanceof S_&&"number"==typeof n.container.value&&0!==n.container.value&&(i=n.container.value),n.listValue=xy(i,n.container.styles.listStyleType,!0),i+=r?-1:1}},Ab=function(e){var t=new lb(e,null),i=new ab(t),r=[];return ub(t,i,i,r),cb(t.container,r),i},hb=function(e,t){switch(t){case 0:return pb(e.topLeftBorderBox,e.topLeftPaddingBox,e.topRightBorderBox,e.topRightPaddingBox);case 1:return pb(e.topRightBorderBox,e.topRightPaddingBox,e.bottomRightBorderBox,e.bottomRightPaddingBox);case 2:return pb(e.bottomRightBorderBox,e.bottomRightPaddingBox,e.bottomLeftBorderBox,e.bottomLeftPaddingBox);default:return pb(e.bottomLeftBorderBox,e.bottomLeftPaddingBox,e.topLeftBorderBox,e.topLeftPaddingBox)}},db=function(e,t){var i=[];return Zy(e)?i.push(e.subdivide(.5,!1)):i.push(e),Zy(t)?i.push(t.subdivide(.5,!0)):i.push(t),i},pb=function(e,t,i,r){var s=[];return Zy(e)?s.push(e.subdivide(.5,!1)):s.push(e),Zy(i)?s.push(i.subdivide(.5,!0)):s.push(i),Zy(r)?s.push(r.subdivide(.5,!0).reverse()):s.push(r),Zy(t)?s.push(t.subdivide(.5,!1).reverse()):s.push(t),s},fb=function(e){var t=e.bounds,i=e.styles;return t.add(i.borderLeftWidth,i.borderTopWidth,-(i.borderRightWidth+i.borderLeftWidth),-(i.borderTopWidth+i.borderBottomWidth))},vb=function(e){var t=e.styles,i=e.bounds,r=Qv(t.paddingLeft,i.width),s=Qv(t.paddingRight,i.width),n=Qv(t.paddingTop,i.width),o=Qv(t.paddingBottom,i.width);return i.add(r+t.borderLeftWidth,n+t.borderTopWidth,-(t.borderRightWidth+t.borderLeftWidth+r+s),-(t.borderTopWidth+t.borderBottomWidth+n+o))},gb=function(e,t,i){var r=function(e,t){return 0===e?t.bounds:2===e?vb(t):fb(t)}(bb(e.styles.backgroundOrigin,t),e),s=function(e,t){return 0===e?t.bounds:2===e?vb(t):fb(t)}(bb(e.styles.backgroundClip,t),e),n=yb(bb(e.styles.backgroundSize,t),i,r),o=n[0],a=n[1],l=Nv(bb(e.styles.backgroundPosition,t),r.width-o,r.height-a);return[xb(bb(e.styles.backgroundRepeat,t),l,n,r,s),Math.round(r.left+l[0]),Math.round(r.top+l[1]),o,a]},mb=function(e){return Cv(e)&&e.value===hg.AUTO},_b=function(e){return"number"==typeof e},yb=function(e,t,i){var r=t[0],s=t[1],n=t[2],o=e[0],a=e[1];if(!o)return[0,0];if(Tv(o)&&a&&Tv(a))return[Qv(o,i.width),Qv(a,i.height)];var l=_b(n);if(Cv(o)&&(o.value===hg.CONTAIN||o.value===hg.COVER))return _b(n)?i.width/i.height<n!=(o.value===hg.COVER)?[i.width,i.width/n]:[i.height*n,i.height]:[i.width,i.height];var u=_b(r),c=_b(s),A=u||c;if(mb(o)&&(!a||mb(a)))return u&&c?[r,s]:l||A?A&&l?[u?r:s*n,c?s:r/n]:[u?r:i.width,c?s:i.height]:[i.width,i.height];if(l){var h=0,d=0;return Tv(o)?h=Qv(o,i.width):Tv(a)&&(d=Qv(a,i.height)),mb(o)?h=d*n:a&&!mb(a)||(d=h/n),[h,d]}var p=null,f=null;if(Tv(o)?p=Qv(o,i.width):a&&Tv(a)&&(f=Qv(a,i.height)),null===p||a&&!mb(a)||(f=u&&c?p/r*s:i.height),null!==f&&mb(o)&&(p=u&&c?f/s*r:i.width),null!==p&&null!==f)return[p,f];throw new Error("Unable to calculate background-size for element")},bb=function(e,t){var i=e[t];return void 0===i?e[0]:i},xb=function(e,t,i,r,s){var n=t[0],o=t[1],a=i[0],l=i[1];switch(e){case 2:return[new Xy(Math.round(r.left),Math.round(r.top+o)),new Xy(Math.round(r.left+r.width),Math.round(r.top+o)),new Xy(Math.round(r.left+r.width),Math.round(l+r.top+o)),new Xy(Math.round(r.left),Math.round(l+r.top+o))];case 3:return[new Xy(Math.round(r.left+n),Math.round(r.top)),new Xy(Math.round(r.left+n+a),Math.round(r.top)),new Xy(Math.round(r.left+n+a),Math.round(r.height+r.top)),new Xy(Math.round(r.left+n),Math.round(r.height+r.top))];case 1:return[new Xy(Math.round(r.left+n),Math.round(r.top+o)),new Xy(Math.round(r.left+n+a),Math.round(r.top+o)),new Xy(Math.round(r.left+n+a),Math.round(r.top+o+l)),new Xy(Math.round(r.left+n),Math.round(r.top+o+l))];default:return[new Xy(Math.round(s.left),Math.round(s.top)),new Xy(Math.round(s.left+s.width),Math.round(s.top)),new Xy(Math.round(s.left+s.width),Math.round(s.height+s.top)),new Xy(Math.round(s.left),Math.round(s.height+s.top))]}},wb=function(){function e(e){this._data={},this._document=e}return e.prototype.parseMetrics=function(e,t){var i=this._document.createElement("div"),r=this._document.createElement("img"),s=this._document.createElement("span"),n=this._document.body;i.style.visibility="hidden",i.style.fontFamily=e,i.style.fontSize=t,i.style.margin="0",i.style.padding="0",i.style.whiteSpace="nowrap",n.appendChild(i),r.src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7",r.width=1,r.height=1,r.style.margin="0",r.style.padding="0",r.style.verticalAlign="baseline",s.style.fontFamily=e,s.style.fontSize=t,s.style.margin="0",s.style.padding="0",s.appendChild(this._document.createTextNode("Hidden Text")),i.appendChild(s),i.appendChild(r);var o=r.offsetTop-s.offsetTop+2;i.removeChild(s),i.appendChild(this._document.createTextNode("Hidden Text")),i.style.lineHeight="normal",r.style.verticalAlign="super";var a=r.offsetTop-i.offsetTop+2;return n.removeChild(i),{baseline:o,middle:a}},e.prototype.getMetrics=function(e,t){var i=e+" "+t;return void 0===this._data[i]&&(this._data[i]=this.parseMetrics(e,t)),this._data[i]},e}(),Bb=function(e,t){this.context=e,this.options=t},Pb=function(e){function t(t,i){var r=e.call(this,t,i)||this;return r._activeEffects=[],r.canvas=i.canvas?i.canvas:document.createElement("canvas"),r.ctx=r.canvas.getContext("2d"),i.canvas||(r.canvas.width=Math.floor(i.width*i.scale),r.canvas.height=Math.floor(i.height*i.scale),r.canvas.style.width=i.width+"px",r.canvas.style.height=i.height+"px"),r.fontMetrics=new wb(document),r.ctx.scale(r.options.scale,r.options.scale),r.ctx.translate(-i.x,-i.y),r.ctx.textBaseline="bottom",r._activeEffects=[],r.context.logger.debug("Canvas renderer initialized ("+i.width+"x"+i.height+") with scale "+i.scale),r}return Qp(t,e),t.prototype.applyEffects=function(e){for(var t=this;this._activeEffects.length;)this.popEffect();e.forEach((function(e){return t.applyEffect(e)}))},t.prototype.applyEffect=function(e){this.ctx.save(),function(e){return 2===e.type}(e)&&(this.ctx.globalAlpha=e.opacity),function(e){return 0===e.type}(e)&&(this.ctx.translate(e.offsetX,e.offsetY),this.ctx.transform(e.matrix[0],e.matrix[1],e.matrix[2],e.matrix[3],e.matrix[4],e.matrix[5]),this.ctx.translate(-e.offsetX,-e.offsetY)),nb(e)&&(this.path(e.path),this.ctx.clip()),this._activeEffects.push(e)},t.prototype.popEffect=function(){this._activeEffects.pop(),this.ctx.restore()},t.prototype.renderStack=function(e){return Hp(this,void 0,void 0,(function(){return jp(this,(function(t){switch(t.label){case 0:return e.element.container.styles.isVisible()?[4,this.renderStackContent(e)]:[3,2];case 1:t.sent(),t.label=2;case 2:return[2]}}))}))},t.prototype.renderNode=function(e){return Hp(this,void 0,void 0,(function(){return jp(this,(function(t){switch(t.label){case 0:return Tm(e.container.flags,16),e.container.styles.isVisible()?[4,this.renderNodeBackgroundAndBorders(e)]:[3,3];case 1:return t.sent(),[4,this.renderNodeContent(e)];case 2:t.sent(),t.label=3;case 3:return[2]}}))}))},t.prototype.renderTextWithLetterSpacing=function(e,t,i){var r=this;0===t?this.ctx.fillText(e.text,e.bounds.left,e.bounds.top+i):x_(e.text).reduce((function(t,s){return r.ctx.fillText(s,t,e.bounds.top+i),t+r.ctx.measureText(s).width}),e.bounds.left)},t.prototype.createFontStyle=function(e){var t=e.fontVariant.filter((function(e){return"normal"===e||"small-caps"===e})).join(""),i=kb(e.fontFamily).join(", "),r=Bv(e.fontSize)?""+e.fontSize.number+e.fontSize.unit:e.fontSize.number+"px";return[[e.fontStyle,t,e.fontWeight,r,i].join(" "),i,r]},t.prototype.renderTextNode=function(e,t){return Hp(this,void 0,void 0,(function(){var i,r,s,n,o,a,l,u,c=this;return jp(this,(function(A){return i=this.createFontStyle(t),r=i[0],s=i[1],n=i[2],this.ctx.font=r,this.ctx.direction=1===t.direction?"rtl":"ltr",this.ctx.textAlign="left",this.ctx.textBaseline="alphabetic",o=this.fontMetrics.getMetrics(s,n),a=o.baseline,l=o.middle,u=t.paintOrder,e.textBounds.forEach((function(e){u.forEach((function(i){switch(i){case 0:c.ctx.fillStyle=Kv(t.color),c.renderTextWithLetterSpacing(e,t.letterSpacing,a);var r=t.textShadow;r.length&&e.text.trim().length&&(r.slice(0).reverse().forEach((function(i){c.ctx.shadowColor=Kv(i.color),c.ctx.shadowOffsetX=i.offsetX.number*c.options.scale,c.ctx.shadowOffsetY=i.offsetY.number*c.options.scale,c.ctx.shadowBlur=i.blur.number,c.renderTextWithLetterSpacing(e,t.letterSpacing,a)})),c.ctx.shadowColor="",c.ctx.shadowOffsetX=0,c.ctx.shadowOffsetY=0,c.ctx.shadowBlur=0),t.textDecorationLine.length&&(c.ctx.fillStyle=Kv(t.textDecorationColor||t.color),t.textDecorationLine.forEach((function(t){switch(t){case 1:c.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top+a),e.bounds.width,1);break;case 2:c.ctx.fillRect(e.bounds.left,Math.round(e.bounds.top),e.bounds.width,1);break;case 3:c.ctx.fillRect(e.bounds.left,Math.ceil(e.bounds.top+l),e.bounds.width,1)}})));break;case 1:t.webkitTextStrokeWidth&&e.text.trim().length&&(c.ctx.strokeStyle=Kv(t.webkitTextStrokeColor),c.ctx.lineWidth=t.webkitTextStrokeWidth,c.ctx.lineJoin=window.chrome?"miter":"round",c.ctx.strokeText(e.text,e.bounds.left,e.bounds.top+a)),c.ctx.strokeStyle="",c.ctx.lineWidth=0,c.ctx.lineJoin="miter"}}))})),[2]}))}))},t.prototype.renderReplacedElement=function(e,t,i){if(i&&e.intrinsicWidth>0&&e.intrinsicHeight>0){var r=vb(e),s=tb(t);this.path(s),this.ctx.save(),this.ctx.clip(),this.ctx.drawImage(i,0,0,e.intrinsicWidth,e.intrinsicHeight,r.left,r.top,r.width,r.height),this.ctx.restore()}},t.prototype.renderNodeContent=function(e){return Hp(this,void 0,void 0,(function(){var i,r,s,n,o,a,l,u,c,A,h,d,p,f,v,g,m,_;return jp(this,(function(y){switch(y.label){case 0:this.applyEffects(e.getEffects(4)),i=e.container,r=e.curves,s=i.styles,n=0,o=i.textNodes,y.label=1;case 1:return n<o.length?(a=o[n],[4,this.renderTextNode(a,s)]):[3,4];case 2:y.sent(),y.label=3;case 3:return n++,[3,1];case 4:if(!(i instanceof k_))return[3,8];y.label=5;case 5:return y.trys.push([5,7,,8]),[4,this.context.cache.match(i.src)];case 6:return v=y.sent(),this.renderReplacedElement(i,r,v),[3,8];case 7:return y.sent(),this.context.logger.error("Error loading image "+i.src),[3,8];case 8:if(i instanceof I_&&this.renderReplacedElement(i,r,i.canvas),!(i instanceof D_))return[3,12];y.label=9;case 9:return y.trys.push([9,11,,12]),[4,this.context.cache.match(i.svg)];case 10:return v=y.sent(),this.renderReplacedElement(i,r,v),[3,12];case 11:return y.sent(),this.context.logger.error("Error loading svg "+i.svg.substring(0,255)),[3,12];case 12:return i instanceof V_&&i.tree?[4,new t(this.context,{scale:this.options.scale,backgroundColor:i.backgroundColor,x:0,y:0,width:i.width,height:i.height}).render(i.tree)]:[3,14];case 13:l=y.sent(),i.width&&i.height&&this.ctx.drawImage(l,0,0,i.width,i.height,i.bounds.left,i.bounds.top,i.bounds.width,i.bounds.height),y.label=14;case 14:if(i instanceof O_&&(u=Math.min(i.bounds.width,i.bounds.height),"checkbox"===i.type?i.checked&&(this.ctx.save(),this.path([new Xy(i.bounds.left+.39363*u,i.bounds.top+.79*u),new Xy(i.bounds.left+.16*u,i.bounds.top+.5549*u),new Xy(i.bounds.left+.27347*u,i.bounds.top+.44071*u),new Xy(i.bounds.left+.39694*u,i.bounds.top+.5649*u),new Xy(i.bounds.left+.72983*u,i.bounds.top+.23*u),new Xy(i.bounds.left+.84*u,i.bounds.top+.34085*u),new Xy(i.bounds.left+.39363*u,i.bounds.top+.79*u)]),this.ctx.fillStyle=Kv(707406591),this.ctx.fill(),this.ctx.restore()):"radio"===i.type&&i.checked&&(this.ctx.save(),this.ctx.beginPath(),this.ctx.arc(i.bounds.left+u/2,i.bounds.top+u/2,u/4,0,2*Math.PI,!0),this.ctx.fillStyle=Kv(707406591),this.ctx.fill(),this.ctx.restore())),Cb(i)&&i.value.length){switch(c=this.createFontStyle(s),m=c[0],A=c[1],h=this.fontMetrics.getMetrics(m,A).baseline,this.ctx.font=m,this.ctx.fillStyle=Kv(s.color),this.ctx.textBaseline="alphabetic",this.ctx.textAlign=Eb(i.styles.textAlign),_=vb(i),d=0,i.styles.textAlign){case 1:d+=_.width/2;break;case 2:d+=_.width}p=_.add(d,0,0,-_.height/2+1),this.ctx.save(),this.path([new Xy(_.left,_.top),new Xy(_.left+_.width,_.top),new Xy(_.left+_.width,_.top+_.height),new Xy(_.left,_.top+_.height)]),this.ctx.clip(),this.renderTextWithLetterSpacing(new __(i.value,p),s.letterSpacing,h),this.ctx.restore(),this.ctx.textBaseline="alphabetic",this.ctx.textAlign="left"}if(!Tm(i.styles.display,2048))return[3,20];if(null===i.styles.listStyleImage)return[3,19];if(0!==(f=i.styles.listStyleImage).type)return[3,18];v=void 0,g=f.url,y.label=15;case 15:return y.trys.push([15,17,,18]),[4,this.context.cache.match(g)];case 16:return v=y.sent(),this.ctx.drawImage(v,i.bounds.left-(v.width+10),i.bounds.top),[3,18];case 17:return y.sent(),this.context.logger.error("Error loading list-style-image "+g),[3,18];case 18:return[3,20];case 19:e.listValue&&-1!==i.styles.listStyleType&&(m=this.createFontStyle(s)[0],this.ctx.font=m,this.ctx.fillStyle=Kv(s.color),this.ctx.textBaseline="middle",this.ctx.textAlign="right",_=new zp(i.bounds.left,i.bounds.top+Qv(i.styles.paddingTop,i.bounds.width),i.bounds.width,Zg(s.lineHeight,s.fontSize.number)/2+1),this.renderTextWithLetterSpacing(new __(e.listValue,_),s.letterSpacing,Zg(s.lineHeight,s.fontSize.number)/2+2),this.ctx.textBaseline="bottom",this.ctx.textAlign="left"),y.label=20;case 20:return[2]}}))}))},t.prototype.renderStackContent=function(e){return Hp(this,void 0,void 0,(function(){var t,i,r,s,n,o,a,l,u,c,A,h,d,p,f;return jp(this,(function(v){switch(v.label){case 0:return Tm(e.element.container.flags,16),[4,this.renderNodeBackgroundAndBorders(e.element)];case 1:v.sent(),t=0,i=e.negativeZIndex,v.label=2;case 2:return t<i.length?(f=i[t],[4,this.renderStack(f)]):[3,5];case 3:v.sent(),v.label=4;case 4:return t++,[3,2];case 5:return[4,this.renderNodeContent(e.element)];case 6:v.sent(),r=0,s=e.nonInlineLevel,v.label=7;case 7:return r<s.length?(f=s[r],[4,this.renderNode(f)]):[3,10];case 8:v.sent(),v.label=9;case 9:return r++,[3,7];case 10:n=0,o=e.nonPositionedFloats,v.label=11;case 11:return n<o.length?(f=o[n],[4,this.renderStack(f)]):[3,14];case 12:v.sent(),v.label=13;case 13:return n++,[3,11];case 14:a=0,l=e.nonPositionedInlineLevel,v.label=15;case 15:return a<l.length?(f=l[a],[4,this.renderStack(f)]):[3,18];case 16:v.sent(),v.label=17;case 17:return a++,[3,15];case 18:u=0,c=e.inlineLevel,v.label=19;case 19:return u<c.length?(f=c[u],[4,this.renderNode(f)]):[3,22];case 20:v.sent(),v.label=21;case 21:return u++,[3,19];case 22:A=0,h=e.zeroOrAutoZIndexOrTransformedOrOpacity,v.label=23;case 23:return A<h.length?(f=h[A],[4,this.renderStack(f)]):[3,26];case 24:v.sent(),v.label=25;case 25:return A++,[3,23];case 26:d=0,p=e.positiveZIndex,v.label=27;case 27:return d<p.length?(f=p[d],[4,this.renderStack(f)]):[3,30];case 28:v.sent(),v.label=29;case 29:return d++,[3,27];case 30:return[2]}}))}))},t.prototype.mask=function(e){this.ctx.beginPath(),this.ctx.moveTo(0,0),this.ctx.lineTo(this.canvas.width,0),this.ctx.lineTo(this.canvas.width,this.canvas.height),this.ctx.lineTo(0,this.canvas.height),this.ctx.lineTo(0,0),this.formatPath(e.slice(0).reverse()),this.ctx.closePath()},t.prototype.path=function(e){this.ctx.beginPath(),this.formatPath(e),this.ctx.closePath()},t.prototype.formatPath=function(e){var t=this;e.forEach((function(e,i){var r=Zy(e)?e.start:e;0===i?t.ctx.moveTo(r.x,r.y):t.ctx.lineTo(r.x,r.y),Zy(e)&&t.ctx.bezierCurveTo(e.startControl.x,e.startControl.y,e.endControl.x,e.endControl.y,e.end.x,e.end.y)}))},t.prototype.renderRepeat=function(e,t,i,r){this.path(e),this.ctx.fillStyle=t,this.ctx.translate(i,r),this.ctx.fill(),this.ctx.translate(-i,-r)},t.prototype.resizeImage=function(e,t,i){var r;if(e.width===t&&e.height===i)return e;var s=(null!==(r=this.canvas.ownerDocument)&&void 0!==r?r:document).createElement("canvas");return s.width=Math.max(1,t),s.height=Math.max(1,i),s.getContext("2d").drawImage(e,0,0,e.width,e.height,0,0,t,i),s},t.prototype.renderBackgroundImage=function(e){return Hp(this,void 0,void 0,(function(){var t,i,r,s,n,o;return jp(this,(function(a){switch(a.label){case 0:t=e.styles.backgroundImage.length-1,i=function(i){var s,n,o,a,l,u,c,A,h,d,p,f,v,g,m,_,y,b,x,w,B,P,C,M,E,F,k,I,D,S,T;return jp(this,(function(L){switch(L.label){case 0:if(0!==i.type)return[3,5];s=void 0,n=i.url,L.label=1;case 1:return L.trys.push([1,3,,4]),[4,r.context.cache.match(n)];case 2:return s=L.sent(),[3,4];case 3:return L.sent(),r.context.logger.error("Error loading background-image "+n),[3,4];case 4:return s&&(o=gb(e,t,[s.width,s.height,s.width/s.height]),_=o[0],P=o[1],C=o[2],x=o[3],w=o[4],g=r.ctx.createPattern(r.resizeImage(s,x,w),"repeat"),r.renderRepeat(_,g,P,C)),[3,6];case 5:1===i.type?(a=gb(e,t,[null,null,null]),_=a[0],P=a[1],C=a[2],x=a[3],w=a[4],l=og(i.angle,x,w),u=l[0],c=l[1],A=l[2],h=l[3],d=l[4],(p=document.createElement("canvas")).width=x,p.height=w,f=p.getContext("2d"),v=f.createLinearGradient(c,h,A,d),ng(i.stops,u).forEach((function(e){return v.addColorStop(e.stop,Kv(e.color))})),f.fillStyle=v,f.fillRect(0,0,x,w),x>0&&w>0&&(g=r.ctx.createPattern(p,"repeat"),r.renderRepeat(_,g,P,C))):function(e){return 2===e.type}(i)&&(m=gb(e,t,[null,null,null]),_=m[0],y=m[1],b=m[2],x=m[3],w=m[4],B=0===i.position.length?[Uv]:i.position,P=Qv(B[0],x),C=Qv(B[B.length-1],w),M=function(e,t,i,r,s){var n=0,o=0;switch(e.size){case 0:0===e.shape?n=o=Math.min(Math.abs(t),Math.abs(t-r),Math.abs(i),Math.abs(i-s)):1===e.shape&&(n=Math.min(Math.abs(t),Math.abs(t-r)),o=Math.min(Math.abs(i),Math.abs(i-s)));break;case 2:if(0===e.shape)n=o=Math.min(ag(t,i),ag(t,i-s),ag(t-r,i),ag(t-r,i-s));else if(1===e.shape){var a=Math.min(Math.abs(i),Math.abs(i-s))/Math.min(Math.abs(t),Math.abs(t-r)),l=lg(r,s,t,i,!0),u=l[0],c=l[1];o=a*(n=ag(u-t,(c-i)/a))}break;case 1:0===e.shape?n=o=Math.max(Math.abs(t),Math.abs(t-r),Math.abs(i),Math.abs(i-s)):1===e.shape&&(n=Math.max(Math.abs(t),Math.abs(t-r)),o=Math.max(Math.abs(i),Math.abs(i-s)));break;case 3:if(0===e.shape)n=o=Math.max(ag(t,i),ag(t,i-s),ag(t-r,i),ag(t-r,i-s));else if(1===e.shape){a=Math.max(Math.abs(i),Math.abs(i-s))/Math.max(Math.abs(t),Math.abs(t-r));var A=lg(r,s,t,i,!1);u=A[0],c=A[1],o=a*(n=ag(u-t,(c-i)/a))}}return Array.isArray(e.size)&&(n=Qv(e.size[0],r),o=2===e.size.length?Qv(e.size[1],s):n),[n,o]}(i,P,C,x,w),E=M[0],F=M[1],E>0&&F>0&&(k=r.ctx.createRadialGradient(y+P,b+C,0,y+P,b+C,E),ng(i.stops,2*E).forEach((function(e){return k.addColorStop(e.stop,Kv(e.color))})),r.path(_),r.ctx.fillStyle=k,E!==F?(I=e.bounds.left+.5*e.bounds.width,D=e.bounds.top+.5*e.bounds.height,T=1/(S=F/E),r.ctx.save(),r.ctx.translate(I,D),r.ctx.transform(1,0,0,S,0,0),r.ctx.translate(-I,-D),r.ctx.fillRect(y,T*(b-D)+D,x,w*T),r.ctx.restore()):r.ctx.fill())),L.label=6;case 6:return t--,[2]}}))},r=this,s=0,n=e.styles.backgroundImage.slice(0).reverse(),a.label=1;case 1:return s<n.length?(o=n[s],[5,i(o)]):[3,4];case 2:a.sent(),a.label=3;case 3:return s++,[3,1];case 4:return[2]}}))}))},t.prototype.renderSolidBorder=function(e,t,i){return Hp(this,void 0,void 0,(function(){return jp(this,(function(r){return this.path(hb(i,t)),this.ctx.fillStyle=Kv(e),this.ctx.fill(),[2]}))}))},t.prototype.renderDoubleBorder=function(e,t,i,r){return Hp(this,void 0,void 0,(function(){var s,n;return jp(this,(function(o){switch(o.label){case 0:return t<3?[4,this.renderSolidBorder(e,i,r)]:[3,2];case 1:return o.sent(),[2];case 2:return s=function(e,t){switch(t){case 0:return pb(e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox,e.topRightBorderBox,e.topRightBorderDoubleOuterBox);case 1:return pb(e.topRightBorderBox,e.topRightBorderDoubleOuterBox,e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox);case 2:return pb(e.bottomRightBorderBox,e.bottomRightBorderDoubleOuterBox,e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox);default:return pb(e.bottomLeftBorderBox,e.bottomLeftBorderDoubleOuterBox,e.topLeftBorderBox,e.topLeftBorderDoubleOuterBox)}}(r,i),this.path(s),this.ctx.fillStyle=Kv(e),this.ctx.fill(),n=function(e,t){switch(t){case 0:return pb(e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox,e.topRightBorderDoubleInnerBox,e.topRightPaddingBox);case 1:return pb(e.topRightBorderDoubleInnerBox,e.topRightPaddingBox,e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox);case 2:return pb(e.bottomRightBorderDoubleInnerBox,e.bottomRightPaddingBox,e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox);default:return pb(e.bottomLeftBorderDoubleInnerBox,e.bottomLeftPaddingBox,e.topLeftBorderDoubleInnerBox,e.topLeftPaddingBox)}}(r,i),this.path(n),this.ctx.fill(),[2]}}))}))},t.prototype.renderNodeBackgroundAndBorders=function(e){return Hp(this,void 0,void 0,(function(){var t,i,r,s,n,o,a,l,u=this;return jp(this,(function(c){switch(c.label){case 0:return this.applyEffects(e.getEffects(2)),t=e.container.styles,i=!Wv(t.backgroundColor)||t.backgroundImage.length,r=[{style:t.borderTopStyle,color:t.borderTopColor,width:t.borderTopWidth},{style:t.borderRightStyle,color:t.borderRightColor,width:t.borderRightWidth},{style:t.borderBottomStyle,color:t.borderBottomColor,width:t.borderBottomWidth},{style:t.borderLeftStyle,color:t.borderLeftColor,width:t.borderLeftWidth}],s=Mb(bb(t.backgroundClip,0),e.curves),i||t.boxShadow.length?(this.ctx.save(),this.path(s),this.ctx.clip(),Wv(t.backgroundColor)||(this.ctx.fillStyle=Kv(t.backgroundColor),this.ctx.fill()),[4,this.renderBackgroundImage(e.container)]):[3,2];case 1:c.sent(),this.ctx.restore(),t.boxShadow.slice(0).reverse().forEach((function(t){u.ctx.save();var i,r,s,n,o,a=eb(e.curves),l=t.inset?0:1e4,c=(i=a,r=-l+(t.inset?1:-1)*t.spread.number,s=(t.inset?1:-1)*t.spread.number,n=t.spread.number*(t.inset?-2:2),o=t.spread.number*(t.inset?-2:2),i.map((function(e,t){switch(t){case 0:return e.add(r,s);case 1:return e.add(r+n,s);case 2:return e.add(r+n,s+o);case 3:return e.add(r,s+o)}return e})));t.inset?(u.path(a),u.ctx.clip(),u.mask(c)):(u.mask(a),u.ctx.clip(),u.path(c)),u.ctx.shadowOffsetX=t.offsetX.number+l,u.ctx.shadowOffsetY=t.offsetY.number,u.ctx.shadowColor=Kv(t.color),u.ctx.shadowBlur=t.blur.number,u.ctx.fillStyle=t.inset?Kv(t.color):"rgba(0,0,0,1)",u.ctx.fill(),u.ctx.restore()})),c.label=2;case 2:n=0,o=0,a=r,c.label=3;case 3:return o<a.length?0!==(l=a[o]).style&&!Wv(l.color)&&l.width>0?2!==l.style?[3,5]:[4,this.renderDashedDottedBorder(l.color,l.width,n,e.curves,2)]:[3,11]:[3,13];case 4:return c.sent(),[3,11];case 5:return 3!==l.style?[3,7]:[4,this.renderDashedDottedBorder(l.color,l.width,n,e.curves,3)];case 6:return c.sent(),[3,11];case 7:return 4!==l.style?[3,9]:[4,this.renderDoubleBorder(l.color,l.width,n,e.curves)];case 8:return c.sent(),[3,11];case 9:return[4,this.renderSolidBorder(l.color,n,e.curves)];case 10:c.sent(),c.label=11;case 11:n++,c.label=12;case 12:return o++,[3,3];case 13:return[2]}}))}))},t.prototype.renderDashedDottedBorder=function(e,t,i,r,s){return Hp(this,void 0,void 0,(function(){var n,o,a,l,u,c,A,h,d,p,f,v,g,m,_,y;return jp(this,(function(b){return this.ctx.save(),n=function(e,t){switch(t){case 0:return db(e.topLeftBorderStroke,e.topRightBorderStroke);case 1:return db(e.topRightBorderStroke,e.bottomRightBorderStroke);case 2:return db(e.bottomRightBorderStroke,e.bottomLeftBorderStroke);default:return db(e.bottomLeftBorderStroke,e.topLeftBorderStroke)}}(r,i),o=hb(r,i),2===s&&(this.path(o),this.ctx.clip()),Zy(o[0])?(a=o[0].start.x,l=o[0].start.y):(a=o[0].x,l=o[0].y),Zy(o[1])?(u=o[1].end.x,c=o[1].end.y):(u=o[1].x,c=o[1].y),A=0===i||2===i?Math.abs(a-u):Math.abs(l-c),this.ctx.beginPath(),3===s?this.formatPath(n):this.formatPath(o.slice(0,2)),h=t<3?3*t:2*t,d=t<3?2*t:t,3===s&&(h=t,d=t),p=!0,A<=2*h?p=!1:A<=2*h+d?(h*=f=A/(2*h+d),d*=f):(v=Math.floor((A+d)/(h+d)),g=(A-v*h)/(v-1),d=(m=(A-(v+1)*h)/v)<=0||Math.abs(d-g)<Math.abs(d-m)?g:m),p&&(3===s?this.ctx.setLineDash([0,h+d]):this.ctx.setLineDash([h,d])),3===s?(this.ctx.lineCap="round",this.ctx.lineWidth=t):this.ctx.lineWidth=2*t+1.1,this.ctx.strokeStyle=Kv(e),this.ctx.stroke(),this.ctx.setLineDash([]),2===s&&(Zy(o[0])&&(_=o[3],y=o[0],this.ctx.beginPath(),this.formatPath([new Xy(_.end.x,_.end.y),new Xy(y.start.x,y.start.y)]),this.ctx.stroke()),Zy(o[1])&&(_=o[1],y=o[2],this.ctx.beginPath(),this.formatPath([new Xy(_.end.x,_.end.y),new Xy(y.start.x,y.start.y)]),this.ctx.stroke())),this.ctx.restore(),[2]}))}))},t.prototype.render=function(e){return Hp(this,void 0,void 0,(function(){var t;return jp(this,(function(i){switch(i.label){case 0:return this.options.backgroundColor&&(this.ctx.fillStyle=Kv(this.options.backgroundColor),this.ctx.fillRect(this.options.x,this.options.y,this.options.width,this.options.height)),t=Ab(e),[4,this.renderStack(t)];case 1:return i.sent(),this.applyEffects([]),[2,this.canvas]}}))}))},t}(Bb),Cb=function(e){return e instanceof Q_||(e instanceof N_||e instanceof O_&&"radio"!==e.type&&"checkbox"!==e.type)},Mb=function(e,t){switch(e){case 0:return eb(t);case 2:return function(e){return[e.topLeftContentBox,e.topRightContentBox,e.bottomRightContentBox,e.bottomLeftContentBox]}(t);default:return tb(t)}},Eb=function(e){switch(e){case 1:return"center";case 2:return"right";default:return"left"}},Fb=["-apple-system","system-ui"],kb=function(e){return/iPhone OS 15_(0|1)/.test(window.navigator.userAgent)?e.filter((function(e){return-1===Fb.indexOf(e)})):e},Ib=function(e){function t(t,i){var r=e.call(this,t,i)||this;return r.canvas=i.canvas?i.canvas:document.createElement("canvas"),r.ctx=r.canvas.getContext("2d"),r.options=i,r.canvas.width=Math.floor(i.width*i.scale),r.canvas.height=Math.floor(i.height*i.scale),r.canvas.style.width=i.width+"px",r.canvas.style.height=i.height+"px",r.ctx.scale(r.options.scale,r.options.scale),r.ctx.translate(-i.x,-i.y),r.context.logger.debug("EXPERIMENTAL ForeignObject renderer initialized ("+i.width+"x"+i.height+" at "+i.x+","+i.y+") with scale "+i.scale),r}return Qp(t,e),t.prototype.render=function(e){return Hp(this,void 0,void 0,(function(){var t,i;return jp(this,(function(r){switch(r.label){case 0:return t=v_(this.options.width*this.options.scale,this.options.height*this.options.scale,this.options.scale,this.options.scale,e),[4,Db(t)];case 1:return 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r=Math.max(Math.max(t.scrollWidth,i.scrollWidth),Math.max(t.offsetWidth,i.offsetWidth),Math.max(t.clientWidth,i.clientWidth)),s=Math.max(Math.max(t.scrollHeight,i.scrollHeight),Math.max(t.offsetHeight,i.offsetHeight),Math.max(t.clientHeight,i.clientHeight));return new zp(0,0,r,s)}(h.ownerDocument):Wp(l,h),f=p.width,v=p.height,g=p.left,m=p.top,_=Ub(l,h,t.backgroundColor),y={canvas:t.canvas,backgroundColor:_,scale:null!==(L=null!==(T=t.scale)&&void 0!==T?T:r.devicePixelRatio)&&void 0!==L?L:1,x:(null!==(R=t.x)&&void 0!==R?R:0)+g,y:(null!==(U=t.y)&&void 0!==U?U:0)+m,width:null!==(O=t.width)&&void 0!==O?O:Math.ceil(f),height:null!==(N=t.height)&&void 0!==N?N:Math.ceil(v)},u?(l.logger.debug("Document cloned, using foreign object rendering"),[4,new Ib(l,y).render(h)]):[3,3];case 2:return b=V.sent(),[3,5];case 3:return l.logger.debug("Document cloned, element located at "+g+","+m+" with size "+f+"x"+v+" using computed rendering"),l.logger.debug("Starting DOM 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Up(this,this.scene),this.id=t.id||this.scene.id,this.camera=this.scene.camera,this.cameraFlight=new Pd(this.scene,{duration:.5}),this.cameraControl=new Dp(this.scene,{doublePickFlyTo:!0}),this._plugins=[],this._eventSubs={}}var t;return C(e,[{key:"capabilities",get:function(){return this.scene.capabilities}},{key:"on",value:function(e,t){var i=this._eventSubs[e];i||(i=[],this._eventSubs[e]=i),i.push(t)}},{key:"fire",value:function(e,t){var i=this._eventSubs[e];if(i)for(var r=0,s=i.length;r<s;r++)i[r](t)}},{key:"off",value:function(e){}},{key:"log",value:function(e){console.log("[xeokit viewer ".concat(this.id,"]: ").concat(e))}},{key:"error",value:function(e){console.error("[xeokit viewer ".concat(this.id,"]: ").concat(e))}},{key:"addPlugin",value:function(e){this._plugins.push(e)}},{key:"removePlugin",value:function(e){for(var t=0,i=this._plugins.length;t<i;t++){var r=this._plugins[t];if(r===e)return r.clear&&r.clear(),void 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CP(){return(CP=u(a().mark((function e(t,i){var r,s,n,o,l,u;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if("auto"!==i.basis.containerFormat){e.next=11;break}if(!BP(t)){e.next=6;break}return e.next=4,$B(i);case 4:return r=e.sent,e.abrupt("return",FP(r.KTX2File,t,i));case 6:return e.next=8,XB(i);case 8:return s=e.sent,n=s.BasisFile,e.abrupt("return",MP(n,t,i));case 11:e.t0=i.basis.module,e.next="encoder"===e.t0?14:(e.t0,22);break;case 14:return e.next=16,$B(i);case 16:o=e.sent,e.t1=i.basis.containerFormat,e.next="ktx2"===e.t1?20:(e.t1,21);break;case 20:return e.abrupt("return",FP(o.KTX2File,t,i));case 21:return e.abrupt("return",MP(o.BasisFile,t,i));case 22:return e.next=24,XB(i);case 24:return l=e.sent,u=l.BasisFile,e.abrupt("return",MP(u,t,i));case 27:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function MP(e,t,i){var r=new e(new Uint8Array(t));try{if(!r.startTranscoding())throw new Error("Failed to start basis transcoding");for(var s=r.getNumImages(),n=[],o=0;o<s;o++){for(var a=r.getNumLevels(o),l=[],u=0;u<a;u++)l.push(EP(r,o,u,i));n.push(l)}return n}finally{r.close(),r.delete()}}function EP(e,t,i,r){var s=e.getImageWidth(t,i),n=e.getImageHeight(t,i),o=e.getHasAlpha(),a=IP(r,o),l=a.compressed,u=a.format,c=a.basisFormat,A=e.getImageTranscodedSizeInBytes(t,i,c),h=new Uint8Array(A);if(!e.transcodeImage(h,t,i,c,0,0))throw new Error("failed to start Basis transcoding");return{width:s,height:n,data:h,compressed:l,format:u,hasAlpha:o}}function FP(e,t,i){var r=new e(new Uint8Array(t));try{if(!r.startTranscoding())throw new Error("failed to start KTX2 transcoding");for(var s=r.getLevels(),n=[],o=0;o<s;o++){n.push(kP(r,o,i));break}return[n]}finally{r.close(),r.delete()}}function kP(e,t,i){var r=e.getImageLevelInfo(t,0,0),s=r.alphaFlag,n=r.height,o=r.width,a=IP(i,s),l=a.compressed,u=a.format,c=a.basisFormat,A=e.getImageTranscodedSizeInBytes(t,0,0,c),h=new Uint8Array(A);if(!e.transcodeImage(h,t,0,0,c,0,-1,-1))throw new Error("Failed to transcode KTX2 image");return{width:o,height:n,data:h,compressed:l,hasAlpha:s,format:u}}function IP(e,t){var i=e&&e.basis&&e.basis.format;return"auto"===i&&(i=DP()),"object"===w(i)&&(i=t?i.alpha:i.noAlpha),i=i.toLowerCase(),PP[i]}function DP(){var e=xP();return e.has("astc")?"astc-4x4":e.has("dxt")?{alpha:"bc3",noAlpha:"bc1"}:e.has("pvrtc")?{alpha:"pvrtc1-4-rgba",noAlpha:"pvrtc1-4-rgb"}:e.has("etc1")?"etc1":e.has("etc2")?"etc2":"rgb565"}var SP=n(n({},{name:"Basis",id:"basis",module:"textures",version:"3.2.6",worker:!0,extensions:["basis","ktx2"],mimeTypes:["application/octet-stream","image/ktx2"],tests:["sB"],binary:!0,options:{basis:{format:"auto",libraryPath:"libs/",containerFormat:"auto",module:"transcoder"}}}),{},{parse:function(e,t){return CP.apply(this,arguments)}}),TP=globalThis._parseImageNode,LP="undefined"!=typeof Image,RP="undefined"!=typeof ImageBitmap,UP=Boolean(TP),OP=!!Qb||UP;function NP(e){var t=function(e){if("undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap)return"imagebitmap";if("undefined"!=typeof Image&&e instanceof Image)return"image";if(e&&"object"===w(e)&&e.data&&e.width&&e.height)return"data";return null}(e);if(!t)throw new Error("Not an image");return t}function QP(e){switch(NP(e)){case"data":return e;case"image":case"imagebitmap":var t=document.createElement("canvas"),i=t.getContext("2d");if(!i)throw new Error("getImageData");return t.width=e.width,t.height=e.height,i.drawImage(e,0,0),i.getImageData(0,0,e.width,e.height);default:throw new Error("getImageData")}}var VP=/^data:image\/svg\+xml/,HP=/\.svg((\?|#).*)?$/;function jP(e){return e&&(VP.test(e)||HP.test(e))}function GP(e,t){if(jP(t)){var i=(new TextDecoder).decode(e);try{"function"==typeof unescape&&"function"==typeof encodeURIComponent&&(i=unescape(encodeURIComponent(i)))}catch(e){throw new Error(e.message)}return"data:image/svg+xml;base64,".concat(btoa(i))}return zP(e,t)}function zP(e,t){if(jP(t))throw new Error("SVG cannot be parsed directly to imagebitmap");return new Blob([new Uint8Array(e)])}function WP(e,t,i){return KP.apply(this,arguments)}function KP(){return(KP=u(a().mark((function e(t,i,r){var s,n,o;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return s=GP(t,r),n=self.URL||self.webkitURL,o="string"!=typeof s&&n.createObjectURL(s),e.prev=3,e.next=6,XP(o||s,i);case 6:return e.abrupt("return",e.sent);case 7:return e.prev=7,o&&n.revokeObjectURL(o),e.finish(7);case 10:case"end":return e.stop()}}),e,null,[[3,,7,10]])})))).apply(this,arguments)}function XP(e,t){return JP.apply(this,arguments)}function JP(){return JP=u(a().mark((function e(t,i){var r;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if((r=new Image).src=t,!(i.image&&i.image.decode&&r.decode)){e.next=6;break}return e.next=5,r.decode();case 5:return e.abrupt("return",r);case 6:return e.next=8,new Promise((function(e,i){try{r.onload=function(){return e(r)},r.onerror=function(e){return i(new Error("Could not load image ".concat(t,": ").concat(e)))}}catch(e){i(e)}}));case 8:return e.abrupt("return",e.sent);case 9:case"end":return e.stop()}}),e)}))),JP.apply(this,arguments)}var YP={},ZP=!0;function qP(e,t,i){return $P.apply(this,arguments)}function $P(){return($P=u(a().mark((function e(t,i,r){var s,n,o;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(!jP(r)){e.next=7;break}return e.next=3,WP(t,i,r);case 3:n=e.sent,s=n,e.next=8;break;case 7:s=zP(t,r);case 8:return o=i&&i.imagebitmap,e.next=11,eC(s,o);case 11:return e.abrupt("return",e.sent);case 12:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function eC(e){return tC.apply(this,arguments)}function tC(){return tC=u(a().mark((function e(t){var i,r=arguments;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(!iC(i=r.length>1&&void 0!==r[1]?r[1]:null)&&ZP||(i=null),!i){e.next=13;break}return e.prev=3,e.next=6,createImageBitmap(t,i);case 6:return e.abrupt("return",e.sent);case 9:e.prev=9,e.t0=e.catch(3),console.warn(e.t0),ZP=!1;case 13:return e.next=15,createImageBitmap(t);case 15:return e.abrupt("return",e.sent);case 16:case"end":return e.stop()}}),e,null,[[3,9]])}))),tC.apply(this,arguments)}function iC(e){for(var t in e||YP)return!1;return!0}function rC(e){var t=sC(e);return function(e){var t=sC(e);if(!(t.byteLength>=24&&2303741511===t.getUint32(0,false)))return null;return{mimeType:"image/png",width:t.getUint32(16,false),height:t.getUint32(20,false)}}(t)||function(e){var t=sC(e);if(!(t.byteLength>=3&&65496===t.getUint16(0,false)&&255===t.getUint8(2)))return null;var i=function(){for(var e=new Set([65499,65476,65484,65501,65534]),t=65504;t<65520;++t)e.add(t);var i=new Set([65472,65473,65474,65475,65477,65478,65479,65481,65482,65483,65485,65486,65487,65502]);return{tableMarkers:e,sofMarkers:i}}(),r=i.tableMarkers,s=i.sofMarkers,n=2;for(;n+9<t.byteLength;){var o=t.getUint16(n,false);if(s.has(o))return{mimeType:"image/jpeg",height:t.getUint16(n+5,false),width:t.getUint16(n+7,false)};if(!r.has(o))return null;n+=2,n+=t.getUint16(n,false)}return null}(t)||function(e){var t=sC(e);if(!(t.byteLength>=10&&1195984440===t.getUint32(0,false)))return null;return{mimeType:"image/gif",width:t.getUint16(6,true),height:t.getUint16(8,true)}}(t)||function(e){var t=sC(e);if(!(t.byteLength>=14&&16973===t.getUint16(0,false)&&t.getUint32(2,true)===t.byteLength))return null;return{mimeType:"image/bmp",width:t.getUint32(18,true),height:t.getUint32(22,true)}}(t)}function sC(e){if(e instanceof DataView)return e;if(ArrayBuffer.isView(e))return new DataView(e.buffer);if(e instanceof ArrayBuffer)return new DataView(e);throw new Error("toDataView")}function nC(e,t){return oC.apply(this,arguments)}function oC(){return oC=u(a().mark((function e(t,i){var r,s,n;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return r=rC(t)||{},s=r.mimeType,Nb(n=globalThis._parseImageNode),e.next=5,n(t,s);case 5:return e.abrupt("return",e.sent);case 6:case"end":return e.stop()}}),e)}))),oC.apply(this,arguments)}function aC(){return(aC=u(a().mark((function e(t,i,r){var s,n,o,l,u;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:s=(i=i||{}).image||{},n=s.type||"auto",o=(r||{}).url,l=lC(n),e.t0=l,e.next="imagebitmap"===e.t0?8:"image"===e.t0?12:"data"===e.t0?16:20;break;case 8:return e.next=10,qP(t,i,o);case 10:return u=e.sent,e.abrupt("break",21);case 12:return e.next=14,WP(t,i,o);case 14:return u=e.sent,e.abrupt("break",21);case 16:return e.next=18,nC(t);case 18:return u=e.sent,e.abrupt("break",21);case 20:Nb(!1);case 21:return"data"===n&&(u=QP(u)),e.abrupt("return",u);case 23:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function lC(e){switch(e){case"auto":case"data":return function(){if(RP)return"imagebitmap";if(LP)return"image";if(OP)return"data";throw new Error("Install '@loaders.gl/polyfills' to parse images under Node.js")}();default:return function(e){switch(e){case"auto":return RP||LP||OP;case"imagebitmap":return RP;case"image":return LP;case"data":return OP;default:throw new Error("@loaders.gl/images: image ".concat(e," not supported in this environment"))}}(e),e}}var uC={id:"image",module:"images",name:"Images",version:"3.2.6",mimeTypes:["image/png","image/jpeg","image/gif","image/webp","image/bmp","image/vnd.microsoft.icon","image/svg+xml"],extensions:["png","jpg","jpeg","gif","webp","bmp","ico","svg"],parse:function(e,t,i){return aC.apply(this,arguments)},tests:[function(e){return Boolean(rC(new DataView(e)))}],options:{image:{type:"auto",decode:!0}}},cC=["image/png","image/jpeg","image/gif"],AC={};function hC(e){return void 0===AC[e]&&(AC[e]=function(e){switch(e){case"image/webp":return function(){if(!Qb)return!1;try{return 0===document.createElement("canvas").toDataURL("image/webp").indexOf("data:image/webp")}catch(e){return!1}}();case"image/svg":return Qb;default:if(!Qb){var t=globalThis._parseImageNode;return Boolean(t)&&cC.includes(e)}return!0}}(e)),AC[e]}function dC(e,t){if(!e)throw new Error(t||"assert failed: gltf")}function pC(e,t){if(e.startsWith("data:")||e.startsWith("http:")||e.startsWith("https:"))return e;var i=t.baseUri||t.uri;if(!i)throw new Error("'baseUri' must be provided to resolve relative url ".concat(e));return i.substr(0,i.lastIndexOf("/")+1)+e}function fC(e,t,i){var r=e.bufferViews[i];dC(r);var s=t[r.buffer];dC(s);var n=(r.byteOffset||0)+s.byteOffset;return new Uint8Array(s.arrayBuffer,n,r.byteLength)}var vC=["SCALAR","VEC2","VEC3","VEC4"],gC=[[Int8Array,5120],[Uint8Array,5121],[Int16Array,5122],[Uint16Array,5123],[Uint32Array,5125],[Float32Array,5126],[Float64Array,5130]],mC=new Map(gC),_C={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},yC={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},bC={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array};function xC(e){return vC[e-1]||vC[0]}function wC(e){var t=mC.get(e.constructor);if(!t)throw new Error("Illegal typed array");return t}function BC(e,t){var i=bC[e.componentType],r=_C[e.type],s=yC[e.componentType],n=e.count*r,o=e.count*r*s;return dC(o>=0&&o<=t.byteLength),{ArrayType:i,length:n,byteLength:o}}var PC,CC={asset:{version:"2.0",generator:"loaders.gl"},buffers:[]},MC=function(){function e(t){B(this,e),Jb(this,"gltf",void 0),Jb(this,"sourceBuffers",void 0),Jb(this,"byteLength",void 0),this.gltf=t||{json:n({},CC),buffers:[]},this.sourceBuffers=[],this.byteLength=0,this.gltf.buffers&&this.gltf.buffers[0]&&(this.byteLength=this.gltf.buffers[0].byteLength,this.sourceBuffers=[this.gltf.buffers[0]])}return C(e,[{key:"json",get:function(){return this.gltf.json}},{key:"getApplicationData",value:function(e){return this.json[e]}},{key:"getExtraData",value:function(e){return(this.json.extras||{})[e]}},{key:"getExtension",value:function(e){var t=this.getUsedExtensions().find((function(t){return t===e})),i=this.json.extensions||{};return t?i[e]||!0:null}},{key:"getRequiredExtension",value:function(e){var t=this.getRequiredExtensions().find((function(t){return t===e}));return t?this.getExtension(e):null}},{key:"getRequiredExtensions",value:function(){return this.json.extensionsRequired||[]}},{key:"getUsedExtensions",value:function(){return this.json.extensionsUsed||[]}},{key:"getObjectExtension",value:function(e,t){return(e.extensions||{})[t]}},{key:"getScene",value:function(e){return this.getObject("scenes",e)}},{key:"getNode",value:function(e){return this.getObject("nodes",e)}},{key:"getSkin",value:function(e){return this.getObject("skins",e)}},{key:"getMesh",value:function(e){return this.getObject("meshes",e)}},{key:"getMaterial",value:function(e){return this.getObject("materials",e)}},{key:"getAccessor",value:function(e){return this.getObject("accessors",e)}},{key:"getTexture",value:function(e){return this.getObject("textures",e)}},{key:"getSampler",value:function(e){return this.getObject("samplers",e)}},{key:"getImage",value:function(e){return this.getObject("images",e)}},{key:"getBufferView",value:function(e){return this.getObject("bufferViews",e)}},{key:"getBuffer",value:function(e){return this.getObject("buffers",e)}},{key:"getObject",value:function(e,t){if("object"===w(t))return t;var i=this.json[e]&&this.json[e][t];if(!i)throw new Error("glTF file error: Could not find ".concat(e,"[").concat(t,"]"));return i}},{key:"getTypedArrayForBufferView",value:function(e){var t=(e=this.getBufferView(e)).buffer,i=this.gltf.buffers[t];dC(i);var r=(e.byteOffset||0)+i.byteOffset;return new Uint8Array(i.arrayBuffer,r,e.byteLength)}},{key:"getTypedArrayForAccessor",value:function(e){e=this.getAccessor(e);var t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,r=BC(e,t),s=r.ArrayType,n=r.length;return new s(i,t.byteOffset+e.byteOffset,n)}},{key:"getTypedArrayForImageData",value:function(e){e=this.getAccessor(e);var t=this.getBufferView(e.bufferView),i=this.getBuffer(t.buffer).data,r=t.byteOffset||0;return new Uint8Array(i,r,t.byteLength)}},{key:"addApplicationData",value:function(e,t){return this.json[e]=t,this}},{key:"addExtraData",value:function(e,t){return this.json.extras=this.json.extras||{},this.json.extras[e]=t,this}},{key:"addObjectExtension",value:function(e,t,i){return e.extensions=e.extensions||{},e.extensions[t]=i,this.registerUsedExtension(t),this}},{key:"setObjectExtension",value:function(e,t,i){(e.extensions||{})[t]=i}},{key:"removeObjectExtension",value:function(e,t){var i=e.extensions||{},r=i[t];return delete i[t],r}},{key:"addExtension",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return dC(t),this.json.extensions=this.json.extensions||{},this.json.extensions[e]=t,this.registerUsedExtension(e),t}},{key:"addRequiredExtension",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return dC(t),this.addExtension(e,t),this.registerRequiredExtension(e),t}},{key:"registerUsedExtension",value:function(e){this.json.extensionsUsed=this.json.extensionsUsed||[],this.json.extensionsUsed.find((function(t){return t===e}))||this.json.extensionsUsed.push(e)}},{key:"registerRequiredExtension",value:function(e){this.registerUsedExtension(e),this.json.extensionsRequired=this.json.extensionsRequired||[],this.json.extensionsRequired.find((function(t){return t===e}))||this.json.extensionsRequired.push(e)}},{key:"removeExtension",value:function(e){this.json.extensionsRequired&&this._removeStringFromArray(this.json.extensionsRequired,e),this.json.extensionsUsed&&this._removeStringFromArray(this.json.extensionsUsed,e),this.json.extensions&&delete this.json.extensions[e]}},{key:"setDefaultScene",value:function(e){this.json.scene=e}},{key:"addScene",value:function(e){var t=e.nodeIndices;return this.json.scenes=this.json.scenes||[],this.json.scenes.push({nodes:t}),this.json.scenes.length-1}},{key:"addNode",value:function(e){var t=e.meshIndex,i=e.matrix;this.json.nodes=this.json.nodes||[];var r={mesh:t};return i&&(r.matrix=i),this.json.nodes.push(r),this.json.nodes.length-1}},{key:"addMesh",value:function(e){var t=e.attributes,i=e.indices,r=e.material,s=e.mode,n=void 0===s?4:s,o={primitives:[{attributes:this._addAttributes(t),mode:n}]};if(i){var a=this._addIndices(i);o.primitives[0].indices=a}return Number.isFinite(r)&&(o.primitives[0].material=r),this.json.meshes=this.json.meshes||[],this.json.meshes.push(o),this.json.meshes.length-1}},{key:"addPointCloud",value:function(e){var t={primitives:[{attributes:this._addAttributes(e),mode:0}]};return this.json.meshes=this.json.meshes||[],this.json.meshes.push(t),this.json.meshes.length-1}},{key:"addImage",value:function(e,t){var i=rC(e),r=t||(null==i?void 0:i.mimeType),s={bufferView:this.addBufferView(e),mimeType:r};return this.json.images=this.json.images||[],this.json.images.push(s),this.json.images.length-1}},{key:"addBufferView",value:function(e){var t=e.byteLength;dC(Number.isFinite(t)),this.sourceBuffers=this.sourceBuffers||[],this.sourceBuffers.push(e);var i={buffer:0,byteOffset:this.byteLength,byteLength:t};return this.byteLength+=Fx(t,4),this.json.bufferViews=this.json.bufferViews||[],this.json.bufferViews.push(i),this.json.bufferViews.length-1}},{key:"addAccessor",value:function(e,t){var i={bufferView:e,type:xC(t.size),componentType:t.componentType,count:t.count,max:t.max,min:t.min};return this.json.accessors=this.json.accessors||[],this.json.accessors.push(i),this.json.accessors.length-1}},{key:"addBinaryBuffer",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{size:3},i=this.addBufferView(e),r={min:t.min,max:t.max};r.min&&r.max||(r=this._getAccessorMinMax(e,t.size));var s={size:t.size,componentType:wC(e),count:Math.round(e.length/t.size),min:r.min,max:r.max};return this.addAccessor(i,Object.assign(s,t))}},{key:"addTexture",value:function(e){var t={source:e.imageIndex};return this.json.textures=this.json.textures||[],this.json.textures.push(t),this.json.textures.length-1}},{key:"addMaterial",value:function(e){return this.json.materials=this.json.materials||[],this.json.materials.push(e),this.json.materials.length-1}},{key:"createBinaryChunk",value:function(){var e,t;this.gltf.buffers=[];var i,r=this.byteLength,s=new ArrayBuffer(r),n=new Uint8Array(s),o=0,a=c(this.sourceBuffers||[]);try{for(a.s();!(i=a.n()).done;){o=kx(i.value,n,o)}}catch(e){a.e(e)}finally{a.f()}null!==(e=this.json)&&void 0!==e&&null!==(t=e.buffers)&&void 0!==t&&t[0]?this.json.buffers[0].byteLength=r:this.json.buffers=[{byteLength:r}],this.gltf.binary=s,this.sourceBuffers=[s]}},{key:"_removeStringFromArray",value:function(e,t){for(var i=!0;i;){var r=e.indexOf(t);r>-1?e.splice(r,1):i=!1}}},{key:"_addAttributes",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t={};for(var i in e){var r=e[i],s=this._getGltfAttributeName(i),n=this.addBinaryBuffer(r.value,r);t[s]=n}return t}},{key:"_addIndices",value:function(e){return this.addBinaryBuffer(e,{size:1})}},{key:"_getGltfAttributeName",value:function(e){switch(e.toLowerCase()){case"position":case"positions":case"vertices":return"POSITION";case"normal":case"normals":return"NORMAL";case"color":case"colors":return"COLOR_0";case"texcoord":case"texcoords":return"TEXCOORD_0";default:return e}}},{key:"_getAccessorMinMax",value:function(e,t){var i={min:null,max:null};if(e.length<t)return i;i.min=[],i.max=[];var r,s=c(e.subarray(0,t));try{for(s.s();!(r=s.n()).done;){var n=r.value;i.min.push(n),i.max.push(n)}}catch(e){s.e(e)}finally{s.f()}for(var o=t;o<e.length;o+=t)for(var a=0;a<t;a++)i.min[0+a]=Math.min(i.min[0+a],e[o+a]),i.max[0+a]=Math.max(i.max[0+a],e[o+a]);return i}}]),e}(),EC="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",FC="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t,i={},r=c(e);try{for(r.s();!(t=r.n()).done;){var s=t.value;i[s.name]&&console.warn("Schema: duplicated field name",s.name,s),i[s.name]=!0}}catch(e){r.e(e)}finally{r.f()}}(t),this.fields=t,this.metadata=i||new Map}return C(e,[{key:"compareTo",value:function(e){if(this.metadata!==e.metadata)return!1;if(this.fields.length!==e.fields.length)return!1;for(var t=0;t<this.fields.length;++t)if(!this.fields[t].compareTo(e.fields[t]))return!1;return!0}},{key:"select",value:function(){for(var t=Object.create(null),i=arguments.length,r=new Array(i),s=0;s<i;s++)r[s]=arguments[s];for(var n=0,o=r;n<o.length;n++){var a=o[n];t[a]=!0}var l=this.fields.filter((function(e){return t[e.name]}));return new e(l,this.metadata)}},{key:"selectAt",value:function(){for(var t=this,i=arguments.length,r=new Array(i),s=0;s<i;s++)r[s]=arguments[s];var n=r.map((function(e){return t.fields[e]})).filter(Boolean);return new e(n,this.metadata)}},{key:"assign",value:function(t){var i,r=this.metadata;if(t instanceof e){var s=t;i=s.fields,r=ZC(ZC(new Map,this.metadata),s.metadata)}else i=t;var n,o=Object.create(null),a=c(this.fields);try{for(a.s();!(n=a.n()).done;){var l=n.value;o[l.name]=l}}catch(e){a.e(e)}finally{a.f()}var u,A=c(i);try{for(A.s();!(u=A.n()).done;){var h=u.value;o[h.name]=h}}catch(e){A.e(e)}finally{A.f()}return new e(Object.values(o),r)}}]),e}();function ZC(e,t){return new Map([].concat(h(e||new Map),h(t||new Map)))}var qC,$C=function(){function e(t,i){var r=arguments.length>2&&void 0!==arguments[2]&&arguments[2],s=arguments.length>3&&void 0!==arguments[3]?arguments[3]:new Map;B(this,e),Jb(this,"name",void 0),Jb(this,"type",void 0),Jb(this,"nullable",void 0),Jb(this,"metadata",void 0),this.name=t,this.type=i,this.nullable=r,this.metadata=s}return C(e,[{key:"typeId",get:function(){return this.type&&this.type.typeId}},{key:"clone",value:function(){return new e(this.name,this.type,this.nullable,this.metadata)}},{key:"compareTo",value:function(e){return this.name===e.name&&this.type===e.type&&this.nullable===e.nullable&&this.metadata===e.metadata}},{key:"toString",value:function(){return"".concat(this.type).concat(this.nullable?", nullable":"").concat(this.metadata?", metadata: ".concat(this.metadata):"")}}]),e}();!function(e){e[e.NONE=0]="NONE",e[e.Null=1]="Null",e[e.Int=2]="Int",e[e.Float=3]="Float",e[e.Binary=4]="Binary",e[e.Utf8=5]="Utf8",e[e.Bool=6]="Bool",e[e.Decimal=7]="Decimal",e[e.Date=8]="Date",e[e.Time=9]="Time",e[e.Timestamp=10]="Timestamp",e[e.Interval=11]="Interval",e[e.List=12]="List",e[e.Struct=13]="Struct",e[e.Union=14]="Union",e[e.FixedSizeBinary=15]="FixedSizeBinary",e[e.FixedSizeList=16]="FixedSizeList",e[e.Map=17]="Map",e[e.Dictionary=-1]="Dictionary",e[e.Int8=-2]="Int8",e[e.Int16=-3]="Int16",e[e.Int32=-4]="Int32",e[e.Int64=-5]="Int64",e[e.Uint8=-6]="Uint8",e[e.Uint16=-7]="Uint16",e[e.Uint32=-8]="Uint32",e[e.Uint64=-9]="Uint64",e[e.Float16=-10]="Float16",e[e.Float32=-11]="Float32",e[e.Float64=-12]="Float64",e[e.DateDay=-13]="DateDay",e[e.DateMillisecond=-14]="DateMillisecond",e[e.TimestampSecond=-15]="TimestampSecond",e[e.TimestampMillisecond=-16]="TimestampMillisecond",e[e.TimestampMicrosecond=-17]="TimestampMicrosecond",e[e.TimestampNanosecond=-18]="TimestampNanosecond",e[e.TimeSecond=-19]="TimeSecond",e[e.TimeMillisecond=-20]="TimeMillisecond",e[e.TimeMicrosecond=-21]="TimeMicrosecond",e[e.TimeNanosecond=-22]="TimeNanosecond",e[e.DenseUnion=-23]="DenseUnion",e[e.SparseUnion=-24]="SparseUnion",e[e.IntervalDayTime=-25]="IntervalDayTime",e[e.IntervalYearMonth=-26]="IntervalYearMonth"}(qC||(qC={}));var eM=function(){function e(){B(this,e)}return C(e,[{key:"typeId",get:function(){return qC.NONE}},{key:"compareTo",value:function(e){return this===e}}],[{key:"isNull",value:function(e){return e&&e.typeId===qC.Null}},{key:"isInt",value:function(e){return e&&e.typeId===qC.Int}},{key:"isFloat",value:function(e){return e&&e.typeId===qC.Float}},{key:"isBinary",value:function(e){return e&&e.typeId===qC.Binary}},{key:"isUtf8",value:function(e){return e&&e.typeId===qC.Utf8}},{key:"isBool",value:function(e){return e&&e.typeId===qC.Bool}},{key:"isDecimal",value:function(e){return e&&e.typeId===qC.Decimal}},{key:"isDate",value:function(e){return e&&e.typeId===qC.Date}},{key:"isTime",value:function(e){return e&&e.typeId===qC.Time}},{key:"isTimestamp",value:function(e){return e&&e.typeId===qC.Timestamp}},{key:"isInterval",value:function(e){return e&&e.typeId===qC.Interval}},{key:"isList",value:function(e){return e&&e.typeId===qC.List}},{key:"isStruct",value:function(e){return e&&e.typeId===qC.Struct}},{key:"isUnion",value:function(e){return e&&e.typeId===qC.Union}},{key:"isFixedSizeBinary",value:function(e){return e&&e.typeId===qC.FixedSizeBinary}},{key:"isFixedSizeList",value:function(e){return e&&e.typeId===qC.FixedSizeList}},{key:"isMap",value:function(e){return e&&e.typeId===qC.Map}},{key:"isDictionary",value:function(e){return e&&e.typeId===qC.Dictionary}}]),e}(),tM=function(e,t){g(r,eM);var i=_(r);function r(e,t){var s;return B(this,r),Jb(b(s=i.call(this)),"isSigned",void 0),Jb(b(s),"bitWidth",void 0),s.isSigned=e,s.bitWidth=t,s}return C(r,[{key:"typeId",get:function(){return qC.Int}},{key:t,get:function(){return"Int"}},{key:"toString",value:function(){return"".concat(this.isSigned?"I":"Ui","nt").concat(this.bitWidth)}}]),r}(0,Symbol.toStringTag),iM=function(e){g(i,tM);var t=_(i);function i(){return B(this,i),t.call(this,!0,8)}return C(i)}(),rM=function(e){g(i,tM);var t=_(i);function i(){return B(this,i),t.call(this,!0,16)}return 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B(this,r),Jb(b(s=i.call(this)),"listSize",void 0),Jb(b(s),"children",void 0),s.listSize=e,s.children=[t],s}return C(r,[{key:"typeId",get:function(){return qC.FixedSizeList}},{key:"valueType",get:function(){return this.children[0].type}},{key:"valueField",get:function(){return this.children[0]}},{key:t,get:function(){return"FixedSizeList"}},{key:"toString",value:function(){return"FixedSizeList[".concat(this.listSize,"]<").concat(this.valueType,">")}}]),r}(0,Symbol.toStringTag);function pM(e,t,i){var r=function(e){switch(e.constructor){case Int8Array:return new iM;case Uint8Array:return new nM;case Int16Array:return new rM;case Uint16Array:return new oM;case Int32Array:return new sM;case Uint32Array:return new aM;case Float32Array:return new AM;case Float64Array:return new hM;default:throw new Error("array type not supported")}}(t.value),s=i||function(e){var t=new Map;"byteOffset"in e&&t.set("byteOffset",e.byteOffset.toString(10));"byteStride"in e&&t.set("byteStride",e.byteStride.toString(10));"normalized"in e&&t.set("normalized",e.normalized.toString());return t}(t);return new $C(e,new dM(t.size,new $C("value",r)),!1,s)}function fM(e,t,i){var r=gM(t.metadata),s=[],n=function(e){var t={};for(var i in e){var r=e[i];t[r.name||"undefined"]=r}return t}(t.attributes);for(var o in e){var a=vM(o,e[o],n[o]);s.push(a)}if(i){var l=vM("indices",i);s.push(l)}return new YC(s,r)}function vM(e,t,i){return pM(e,t,i?gM(i.metadata):void 0)}function gM(e){var t=new Map;for(var i in e)t.set("".concat(i,".string"),JSON.stringify(e[i]));return t}var mM={POSITION:"POSITION",NORMAL:"NORMAL",COLOR:"COLOR_0",TEX_COORD:"TEXCOORD_0"},_M={1:Int8Array,2:Uint8Array,3:Int16Array,4:Uint16Array,5:Int32Array,6:Uint32Array,9:Float32Array},yM=function(){function e(t){B(this,e),Jb(this,"draco",void 0),Jb(this,"decoder",void 0),Jb(this,"metadataQuerier",void 0),this.draco=t,this.decoder=new this.draco.Decoder,this.metadataQuerier=new this.draco.MetadataQuerier}return C(e,[{key:"destroy",value:function(){this.draco.destroy(this.decoder),this.draco.destroy(this.metadataQuerier)}},{key:"parseSync",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=new this.draco.DecoderBuffer;i.Init(new Int8Array(e),e.byteLength),this._disableAttributeTransforms(t);var r=this.decoder.GetEncodedGeometryType(i),s=r===this.draco.TRIANGULAR_MESH?new this.draco.Mesh:new this.draco.PointCloud;try{var o;switch(r){case this.draco.TRIANGULAR_MESH:o=this.decoder.DecodeBufferToMesh(i,s);break;case this.draco.POINT_CLOUD:o=this.decoder.DecodeBufferToPointCloud(i,s);break;default:throw new Error("DRACO: Unknown geometry type.")}if(!o.ok()||!s.ptr){var a="DRACO decompression failed: ".concat(o.error_msg());throw new Error(a)}var l=this._getDracoLoaderData(s,r,t),u=this._getMeshData(s,l,t),c=JC(u.attributes),A=fM(u.attributes,l,u.indices),h=n(n({loader:"draco",loaderData:l,header:{vertexCount:s.num_points(),boundingBox:c}},u),{},{schema:A});return h}finally{this.draco.destroy(i),s&&this.draco.destroy(s)}}},{key:"_getDracoLoaderData",value:function(e,t,i){var r=this._getTopLevelMetadata(e),s=this._getDracoAttributes(e,i);return{geometry_type:t,num_attributes:e.num_attributes(),num_points:e.num_points(),num_faces:e instanceof this.draco.Mesh?e.num_faces():0,metadata:r,attributes:s}}},{key:"_getDracoAttributes",value:function(e,t){for(var i={},r=0;r<e.num_attributes();r++){var s=this.decoder.GetAttribute(e,r),n=this._getAttributeMetadata(e,r);i[s.unique_id()]={unique_id:s.unique_id(),attribute_type:s.attribute_type(),data_type:s.data_type(),num_components:s.num_components(),byte_offset:s.byte_offset(),byte_stride:s.byte_stride(),normalized:s.normalized(),attribute_index:r,metadata:n};var o=this._getQuantizationTransform(s,t);o&&(i[s.unique_id()].quantization_transform=o);var a=this._getOctahedronTransform(s,t);a&&(i[s.unique_id()].octahedron_transform=a)}return i}},{key:"_getMeshData",value:function(e,t,i){var r=this._getMeshAttributes(t,e,i);if(!r.POSITION)throw new Error("DRACO: No position attribute found.");return e instanceof this.draco.Mesh?"triangle-strip"===i.topology?{topology:"triangle-strip",mode:4,attributes:r,indices:{value:this._getTriangleStripIndices(e),size:1}}:{topology:"triangle-list",mode:5,attributes:r,indices:{value:this._getTriangleListIndices(e),size:1}}:{topology:"point-list",mode:0,attributes:r}}},{key:"_getMeshAttributes",value:function(e,t,i){for(var r={},s=0,n=Object.values(e.attributes);s<n.length;s++){var o=n[s],a=this._deduceAttributeName(o,i);o.name=a;var l=this._getAttributeValues(t,o),u=l.value,c=l.size;r[a]={value:u,size:c,byteOffset:o.byte_offset,byteStride:o.byte_stride,normalized:o.normalized}}return r}},{key:"_getTriangleListIndices",value:function(e){var t=3*e.num_faces(),i=4*t,r=this.draco._malloc(i);try{return this.decoder.GetTrianglesUInt32Array(e,i,r),new Uint32Array(this.draco.HEAPF32.buffer,r,t).slice()}finally{this.draco._free(r)}}},{key:"_getTriangleStripIndices",value:function(e){var t=new this.draco.DracoInt32Array;try{return this.decoder.GetTriangleStripsFromMesh(e,t),function(e){for(var t=e.size(),i=new Int32Array(t),r=0;r<t;r++)i[r]=e.GetValue(r);return i}(t)}finally{this.draco.destroy(t)}}},{key:"_getAttributeValues",value:function(e,t){var i,r=_M[t.data_type],s=t.num_components,n=e.num_points()*s,o=n*r.BYTES_PER_ELEMENT,a=function(e,t){switch(t){case Float32Array:return e.DT_FLOAT32;case Int8Array:return e.DT_INT8;case Int16Array:return e.DT_INT16;case Int32Array:return e.DT_INT32;case Uint8Array:return e.DT_UINT8;case Uint16Array:return e.DT_UINT16;case Uint32Array:return e.DT_UINT32;default:return e.DT_INVALID}}(this.draco,r),l=this.draco._malloc(o);try{var u=this.decoder.GetAttribute(e,t.attribute_index);this.decoder.GetAttributeDataArrayForAllPoints(e,u,a,o,l),i=new r(this.draco.HEAPF32.buffer,l,n).slice()}finally{this.draco._free(l)}return{value:i,size:s}}},{key:"_deduceAttributeName",value:function(e,t){for(var i=e.unique_id,r=0,s=Object.entries(t.extraAttributes||{});r<s.length;r++){var n=A(s[r],2),o=n[0];if(n[1]===i)return o}var a=e.attribute_type;for(var l in mM){if(this.draco[l]===a)return mM[l]}var u=t.attributeNameEntry||"name";return e.metadata[u]?e.metadata[u].string:"CUSTOM_ATTRIBUTE_".concat(i)}},{key:"_getTopLevelMetadata",value:function(e){var t=this.decoder.GetMetadata(e);return this._getDracoMetadata(t)}},{key:"_getAttributeMetadata",value:function(e,t){var i=this.decoder.GetAttributeMetadata(e,t);return this._getDracoMetadata(i)}},{key:"_getDracoMetadata",value:function(e){if(!e||!e.ptr)return{};for(var t={},i=this.metadataQuerier.NumEntries(e),r=0;r<i;r++){var s=this.metadataQuerier.GetEntryName(e,r);t[s]=this._getDracoMetadataField(e,s)}return t}},{key:"_getDracoMetadataField",value:function(e,t){var i=new this.draco.DracoInt32Array;try{this.metadataQuerier.GetIntEntryArray(e,t,i);var r=function(e){for(var t=e.size(),i=new Int32Array(t),r=0;r<t;r++)i[r]=e.GetValue(r);return i}(i);return{int:this.metadataQuerier.GetIntEntry(e,t),string:this.metadataQuerier.GetStringEntry(e,t),double:this.metadataQuerier.GetDoubleEntry(e,t),intArray:r}}finally{this.draco.destroy(i)}}},{key:"_disableAttributeTransforms",value:function(e){var t,i=e.quantizedAttributes,r=void 0===i?[]:i,s=e.octahedronAttributes,n=void 0===s?[]:s,o=c([].concat(h(r),h(n)));try{for(o.s();!(t=o.n()).done;){var a=t.value;this.decoder.SkipAttributeTransform(this.draco[a])}}catch(e){o.e(e)}finally{o.f()}}},{key:"_getQuantizationTransform",value:function(e,t){var i=this,r=t.quantizedAttributes,s=void 0===r?[]:r,n=e.attribute_type();if(s.map((function(e){return i.decoder[e]})).includes(n)){var o=new this.draco.AttributeQuantizationTransform;try{if(o.InitFromAttribute(e))return{quantization_bits:o.quantization_bits(),range:o.range(),min_values:new Float32Array([1,2,3]).map((function(e){return o.min_value(e)}))}}finally{this.draco.destroy(o)}}return null}},{key:"_getOctahedronTransform",value:function(e,t){var i=this,r=t.octahedronAttributes,s=void 0===r?[]:r,n=e.attribute_type();if(s.map((function(e){return i.decoder[e]})).includes(n)){var o=new this.draco.AttributeQuantizationTransform;try{if(o.InitFromAttribute(e))return{quantization_bits:o.quantization_bits()}}finally{this.draco.destroy(o)}}return null}}]),e}();var bM,xM="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.js"),wM="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_wasm_wrapper.js"),BM="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.wasm");function PM(e){return CM.apply(this,arguments)}function CM(){return(CM=u(a().mark((function e(t){var i;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return i=t.modules||{},bM=i.draco3d?bM||i.draco3d.createDecoderModule({}).then((function(e){return{draco:e}})):bM||MM(t),e.next=4,bM;case 4:return e.abrupt("return",e.sent);case 5:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function MM(e){return EM.apply(this,arguments)}function EM(){return(EM=u(a().mark((function e(t){var i,r,s,n;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:e.t0=t.draco&&t.draco.decoderType,e.next="js"===e.t0?3:(e.t0,7);break;case 3:return e.next=5,hx(xM,"draco",t);case 5:return i=e.sent,e.abrupt("break",21);case 7:return e.t1=Promise,e.next=10,hx(wM,"draco",t);case 10:return e.t2=e.sent,e.next=13,hx(BM,"draco",t);case 13:return e.t3=e.sent,e.t4=[e.t2,e.t3],e.next=17,e.t1.all.call(e.t1,e.t4);case 17:s=e.sent,n=A(s,2),i=n[0],r=n[1];case 21:return i=i||globalThis.DracoDecoderModule,e.next=24,FM(i,r);case 24:return e.abrupt("return",e.sent);case 25:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function FM(e,t){var i={};return t&&(i.wasmBinary=t),new Promise((function(t){e(n(n({},i),{},{onModuleLoaded:function(e){return t({draco:e})}}))}))}var kM=n(n({},XC),{},{parse:function(e,t){return IM.apply(this,arguments)}});function IM(){return(IM=u(a().mark((function e(t,i){var r,s,n;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return e.next=2,PM(i);case 2:return r=e.sent,s=r.draco,n=new yM(s),e.prev=5,e.abrupt("return",n.parseSync(t,null==i?void 0:i.draco));case 7:return e.prev=7,n.destroy(),e.finish(7);case 10:case"end":return e.stop()}}),e,null,[[5,,7,10]])})))).apply(this,arguments)}function DM(e){var t={};for(var i in e){var r=e[i];if("indices"!==i){var s=SM(r);t[i]=s}}return t}function SM(e){var t=function(e){var t=e,i=1,r=0;e&&e.value&&(t=e.value,i=e.size||1);t&&(ArrayBuffer.isView(t)||(t=function(e,t){var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2];if(!e)return null;if(Array.isArray(e))return new t(e);if(i&&!(e instanceof t))return new t(e);return e}(t,Float32Array)),r=t.length/i);return{buffer:t,size:i,count:r}}(e),i=t.buffer,r=t.size;return{value:i,size:r,byteOffset:0,count:t.count,type:xC(r),componentType:wC(i)}}function TM(){return(TM=u(a().mark((function e(t,i,r){var s,n,o,l,u,A;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(null!=i&&null!==(s=i.gltf)&&void 0!==s&&s.decompressMeshes){e.next=2;break}return e.abrupt("return");case 2:n=new MC(t),o=[],l=c(NM(n));try{for(l.s();!(u=l.n()).done;)A=u.value,n.getObjectExtension(A,"KHR_draco_mesh_compression")&&o.push(LM(n,A,i,r))}catch(e){l.e(e)}finally{l.f()}return e.next=8,Promise.all(o);case 8:n.removeExtension("KHR_draco_mesh_compression");case 9:case"end":return 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22:r.next=3;break;case 24:r.next=29;break;case 26:r.prev=26,r.t1=r.catch(1),t.e(r.t1);case 29:return r.prev=29,t.f(),r.finish(29);case 32:case"end":return r.stop()}}),r,null,[[1,26,29,32],[6,16,19,22]])}function QM(){return(QM=u(a().mark((function e(t){var i,r,s,n,o,l,u;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:i=new MC(t),r=i.json,(s=i.getExtension("KHR_lights_punctual"))&&(i.json.lights=s.lights,i.removeExtension("KHR_lights_punctual")),n=c(r.nodes||[]);try{for(n.s();!(o=n.n()).done;)l=o.value,(u=i.getObjectExtension(l,"KHR_lights_punctual"))&&(l.light=u.light),i.removeObjectExtension(l,"KHR_lights_punctual")}catch(e){n.e(e)}finally{n.f()}case 6:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function VM(){return(VM=u(a().mark((function e(t){var i,r,s,n,o,l,u;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(i=new MC(t),(r=i.json).lights&&(dC(!(s=i.addExtension("KHR_lights_punctual")).lights),s.lights=r.lights,delete 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s=t.value;UM(s),i.addRequiredExtension("KHR_draco_mesh_compression")}}catch(e){r.e(e)}finally{r.f()}}}),Object.freeze({__proto__:null,name:"KHR_lights_punctual",decode:function(e){return QM.apply(this,arguments)},encode:function(e){return VM.apply(this,arguments)}}),Object.freeze({__proto__:null,name:"KHR_materials_unlit",decode:function(e){return HM.apply(this,arguments)},encode:function(e){var t=new MC(e),i=t.json;if(t.materials){var r,s=c(i.materials||[]);try{for(s.s();!(r=s.n()).done;){var n=r.value;n.unlit&&(delete n.unlit,t.addObjectExtension(n,"KHR_materials_unlit",{}),t.addExtension("KHR_materials_unlit"))}}catch(e){s.e(e)}finally{s.f()}}}}),Object.freeze({__proto__:null,name:"KHR_techniques_webgl",decode:function(e){return jM.apply(this,arguments)},encode:function(e,t){return GM.apply(this,arguments)}})];function XM(e){var t,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},r=arguments.length>2?arguments[2]:void 0,s=KM.filter((function(e){return ZM(e.name,i)})),n=c(s);try{for(n.s();!(t=n.n()).done;){var o,a=t.value;null===(o=a.preprocess)||void 0===o||o.call(a,e,i,r)}}catch(e){n.e(e)}finally{n.f()}}function JM(e){return YM.apply(this,arguments)}function YM(){return YM=u(a().mark((function e(t){var i,r,s,n,o,l,u,A=arguments;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:i=A.length>1&&void 0!==A[1]?A[1]:{},r=A.length>2?A[2]:void 0,s=KM.filter((function(e){return ZM(e.name,i)})),n=c(s),e.prev=4,n.s();case 6:if((o=n.n()).done){e.next=12;break}return l=o.value,e.next=10,null===(u=l.decode)||void 0===u?void 0:u.call(l,t,i,r);case 10:e.next=6;break;case 12:e.next=17;break;case 14:e.prev=14,e.t0=e.catch(4),n.e(e.t0);case 17:return e.prev=17,n.f(),e.finish(17);case 20:case"end":return e.stop()}}),e,null,[[4,14,17,20]])}))),YM.apply(this,arguments)}function ZM(e,t){var i,r=(null==t||null===(i=t.gltf)||void 0===i?void 0:i.excludeExtensions)||{};return!(e in r&&!r[e])}var qM={accessors:"accessor",animations:"animation",buffers:"buffer",bufferViews:"bufferView",images:"image",materials:"material",meshes:"mesh",nodes:"node",samplers:"sampler",scenes:"scene",skins:"skin",textures:"texture"},$M={accessor:"accessors",animations:"animation",buffer:"buffers",bufferView:"bufferViews",image:"images",material:"materials",mesh:"meshes",node:"nodes",sampler:"samplers",scene:"scenes",skin:"skins",texture:"textures"},eE=function(){function e(){B(this,e),Jb(this,"idToIndexMap",{animations:{},accessors:{},buffers:{},bufferViews:{},images:{},materials:{},meshes:{},nodes:{},samplers:{},scenes:{},skins:{},textures:{}}),Jb(this,"json",void 0)}return C(e,[{key:"normalize",value:function(e,t){this.json=e.json;var i=e.json;switch(i.asset&&i.asset.version){case"2.0":return;case void 0:case"1.0":break;default:return void console.warn("glTF: Unknown version ".concat(i.asset.version))}if(!t.normalize)throw new Error("glTF v1 is not supported.");console.warn("Converting glTF v1 to 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This is experimental and may fail."),this._addAsset(i),this._convertTopLevelObjectsToArrays(i),function(e){var t,i=new MC(e),r=i.json,s=c(r.images||[]);try{for(s.s();!(t=s.n()).done;){var n=t.value,o=i.getObjectExtension(n,"KHR_binary_glTF");o&&Object.assign(n,o),i.removeObjectExtension(n,"KHR_binary_glTF")}}catch(e){s.e(e)}finally{s.f()}r.buffers&&r.buffers[0]&&delete r.buffers[0].uri,i.removeExtension("KHR_binary_glTF")}(e),this._convertObjectIdsToArrayIndices(i),this._updateObjects(i),this._updateMaterial(i)}},{key:"_addAsset",value:function(e){e.asset=e.asset||{},e.asset.version="2.0",e.asset.generator=e.asset.generator||"Normalized to glTF 2.0 by loaders.gl"}},{key:"_convertTopLevelObjectsToArrays",value:function(e){for(var t in qM)this._convertTopLevelObjectToArray(e,t)}},{key:"_convertTopLevelObjectToArray",value:function(e,t){var i=e[t];if(i&&!Array.isArray(i))for(var r in e[t]=[],i){var s=i[r];s.id=s.id||r;var n=e[t].length;e[t].push(s),this.idToIndexMap[t][r]=n}}},{key:"_convertObjectIdsToArrayIndices",value:function(e){for(var t in qM)this._convertIdsToIndices(e,t);"scene"in e&&(e.scene=this._convertIdToIndex(e.scene,"scene"));var i,r=c(e.textures);try{for(r.s();!(i=r.n()).done;){var s=i.value;this._convertTextureIds(s)}}catch(e){r.e(e)}finally{r.f()}var n,o=c(e.meshes);try{for(o.s();!(n=o.n()).done;){var a=n.value;this._convertMeshIds(a)}}catch(e){o.e(e)}finally{o.f()}var l,u=c(e.nodes);try{for(u.s();!(l=u.n()).done;){var A=l.value;this._convertNodeIds(A)}}catch(e){u.e(e)}finally{u.f()}var h,d=c(e.scenes);try{for(d.s();!(h=d.n()).done;){var p=h.value;this._convertSceneIds(p)}}catch(e){d.e(e)}finally{d.f()}}},{key:"_convertTextureIds",value:function(e){e.source&&(e.source=this._convertIdToIndex(e.source,"image"))}},{key:"_convertMeshIds",value:function(e){var t,i=c(e.primitives);try{for(i.s();!(t=i.n()).done;){var r=t.value,s=r.attributes,n=r.indices,o=r.material;for(var a in s)s[a]=this._convertIdToIndex(s[a],"accessor");n&&(r.indices=this._convertIdToIndex(n,"accessor")),o&&(r.material=this._convertIdToIndex(o,"material"))}}catch(e){i.e(e)}finally{i.f()}}},{key:"_convertNodeIds",value:function(e){var t=this;e.children&&(e.children=e.children.map((function(e){return t._convertIdToIndex(e,"node")}))),e.meshes&&(e.meshes=e.meshes.map((function(e){return t._convertIdToIndex(e,"mesh")})))}},{key:"_convertSceneIds",value:function(e){var t=this;e.nodes&&(e.nodes=e.nodes.map((function(e){return t._convertIdToIndex(e,"node")})))}},{key:"_convertIdsToIndices",value:function(e,t){e[t]||(console.warn("gltf v1: json doesn't contain attribute ".concat(t)),e[t]=[]);var i,r=c(e[t]);try{for(r.s();!(i=r.n()).done;){var s=i.value;for(var n in s){var o=s[n],a=this._convertIdToIndex(o,n);s[n]=a}}}catch(e){r.e(e)}finally{r.f()}}},{key:"_convertIdToIndex",value:function(e,t){var i=$M[t];if(i in this.idToIndexMap){var r=this.idToIndexMap[i][e];if(!Number.isFinite(r))throw new Error("gltf v1: failed to resolve ".concat(t," with id ").concat(e));return r}return e}},{key:"_updateObjects",value:function(e){var t,i=c(this.json.buffers);try{for(i.s();!(t=i.n()).done;){delete t.value.type}}catch(e){i.e(e)}finally{i.f()}}},{key:"_updateMaterial",value:function(e){var t,i=c(e.materials);try{var r=function(){var i=t.value;i.pbrMetallicRoughness={baseColorFactor:[1,1,1,1],metallicFactor:1,roughnessFactor:1};var r=(null===(s=i.values)||void 0===s?void 0:s.tex)||(null===(n=i.values)||void 0===n?void 0:n.texture2d_0),o=e.textures.findIndex((function(e){return e.id===r}));-1!==o&&(i.pbrMetallicRoughness.baseColorTexture={index:o})};for(i.s();!(t=i.n()).done;){var s,n;r()}}catch(e){i.e(e)}finally{i.f()}}}]),e}();function tE(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return(new eE).normalize(e,t)}var iE={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},rE={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},sE=10240,nE=10241,oE=10242,aE=10243,lE=10497,uE=9986,cE={magFilter:sE,minFilter:nE,wrapS:oE,wrapT:aE},AE=(o(e={},sE,9729),o(e,nE,uE),o(e,oE,lE),o(e,aE,lE),e);var hE=function(){function e(){B(this,e),Jb(this,"baseUri",""),Jb(this,"json",{}),Jb(this,"buffers",[]),Jb(this,"images",[])}return C(e,[{key:"postProcess",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=e.json,r=e.buffers,s=void 0===r?[]:r,n=e.images,o=void 0===n?[]:n,a=e.baseUri,l=void 0===a?"":a;return dC(i),this.baseUri=l,this.json=i,this.buffers=s,this.images=o,this._resolveTree(this.json,t),this.json}},{key:"_resolveTree",value:function(e){var t=this;e.bufferViews&&(e.bufferViews=e.bufferViews.map((function(e,i){return t._resolveBufferView(e,i)}))),e.images&&(e.images=e.images.map((function(e,i){return t._resolveImage(e,i)}))),e.samplers&&(e.samplers=e.samplers.map((function(e,i){return t._resolveSampler(e,i)}))),e.textures&&(e.textures=e.textures.map((function(e,i){return t._resolveTexture(e,i)}))),e.accessors&&(e.accessors=e.accessors.map((function(e,i){return t._resolveAccessor(e,i)}))),e.materials&&(e.materials=e.materials.map((function(e,i){return t._resolveMaterial(e,i)}))),e.meshes&&(e.meshes=e.meshes.map((function(e,i){return t._resolveMesh(e,i)}))),e.nodes&&(e.nodes=e.nodes.map((function(e,i){return t._resolveNode(e,i)}))),e.skins&&(e.skins=e.skins.map((function(e,i){return t._resolveSkin(e,i)}))),e.scenes&&(e.scenes=e.scenes.map((function(e,i){return t._resolveScene(e,i)}))),void 0!==e.scene&&(e.scene=e.scenes[this.json.scene])}},{key:"getScene",value:function(e){return this._get("scenes",e)}},{key:"getNode",value:function(e){return this._get("nodes",e)}},{key:"getSkin",value:function(e){return this._get("skins",e)}},{key:"getMesh",value:function(e){return this._get("meshes",e)}},{key:"getMaterial",value:function(e){return this._get("materials",e)}},{key:"getAccessor",value:function(e){return this._get("accessors",e)}},{key:"getCamera",value:function(e){return null}},{key:"getTexture",value:function(e){return this._get("textures",e)}},{key:"getSampler",value:function(e){return this._get("samplers",e)}},{key:"getImage",value:function(e){return this._get("images",e)}},{key:"getBufferView",value:function(e){return this._get("bufferViews",e)}},{key:"getBuffer",value:function(e){return this._get("buffers",e)}},{key:"_get",value:function(e,t){if("object"===w(t))return t;var i=this.json[e]&&this.json[e][t];return i||console.warn("glTF file error: Could not find ".concat(e,"[").concat(t,"]")),i}},{key:"_resolveScene",value:function(e,t){var i=this;return e.id=e.id||"scene-".concat(t),e.nodes=(e.nodes||[]).map((function(e){return i.getNode(e)})),e}},{key:"_resolveNode",value:function(e,t){var i=this;return e.id=e.id||"node-".concat(t),e.children&&(e.children=e.children.map((function(e){return i.getNode(e)}))),void 0!==e.mesh?e.mesh=this.getMesh(e.mesh):void 0!==e.meshes&&e.meshes.length&&(e.mesh=e.meshes.reduce((function(e,t){var r=i.getMesh(t);return e.id=r.id,e.primitives=e.primitives.concat(r.primitives),e}),{primitives:[]})),void 0!==e.camera&&(e.camera=this.getCamera(e.camera)),void 0!==e.skin&&(e.skin=this.getSkin(e.skin)),e}},{key:"_resolveSkin",value:function(e,t){return e.id=e.id||"skin-".concat(t),e.inverseBindMatrices=this.getAccessor(e.inverseBindMatrices),e}},{key:"_resolveMesh",value:function(e,t){var i=this;return e.id=e.id||"mesh-".concat(t),e.primitives&&(e.primitives=e.primitives.map((function(e){var t=(e=n({},e)).attributes;for(var r in e.attributes={},t)e.attributes[r]=i.getAccessor(t[r]);return void 0!==e.indices&&(e.indices=i.getAccessor(e.indices)),void 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i=e.pbrMetallicRoughness;i.baseColorTexture&&(i.baseColorTexture=n({},i.baseColorTexture),i.baseColorTexture.texture=this.getTexture(i.baseColorTexture.index)),i.metallicRoughnessTexture&&(i.metallicRoughnessTexture=n({},i.metallicRoughnessTexture),i.metallicRoughnessTexture.texture=this.getTexture(i.metallicRoughnessTexture.index))}return e}},{key:"_resolveAccessor",value:function(e,t){var i,r;if(e.id=e.id||"accessor-".concat(t),void 0!==e.bufferView&&(e.bufferView=this.getBufferView(e.bufferView)),e.bytesPerComponent=(i=e.componentType,rE[i]),e.components=(r=e.type,iE[r]),e.bytesPerElement=e.bytesPerComponent*e.components,e.bufferView){var s=e.bufferView.buffer,n=BC(e,e.bufferView),o=n.ArrayType,a=n.byteLength,l=(e.bufferView.byteOffset||0)+(e.byteOffset||0)+s.byteOffset,u=s.arrayBuffer.slice(l,l+a);e.bufferView.byteStride&&(u=this._getValueFromInterleavedBuffer(s,l,e.bufferView.byteStride,e.bytesPerElement,e.count)),e.value=new o(u)}return e}},{key:"_getValueFromInterleavedBuffer",value:function(e,t,i,r,s){for(var n=new Uint8Array(s*r),o=0;o<s;o++){var a=t+o*i;n.set(new Uint8Array(e.arrayBuffer.slice(a,a+r)),o*r)}return n.buffer}},{key:"_resolveTexture",value:function(e,t){return e.id=e.id||"texture-".concat(t),e.sampler="sampler"in e?this.getSampler(e.sampler):AE,e.source=this.getImage(e.source),e}},{key:"_resolveSampler",value:function(e,t){for(var i in e.id=e.id||"sampler-".concat(t),e.parameters={},e){var r=this._enumSamplerParameter(i);void 0!==r&&(e.parameters[r]=e[i])}return e}},{key:"_enumSamplerParameter",value:function(e){return cE[e]}},{key:"_resolveImage",value:function(e,t){e.id=e.id||"image-".concat(t),void 0!==e.bufferView&&(e.bufferView=this.getBufferView(e.bufferView));var i=this.images[t];return i&&(e.image=i),e}},{key:"_resolveBufferView",value:function(e,t){var i=e.buffer,r=n(n({id:"bufferView-".concat(t)},e),{},{buffer:this.buffers[i]}),s=this.buffers[i].arrayBuffer,o=this.buffers[i].byteOffset||0;return"byteOffset"in e&&(o+=e.byteOffset),r.data=new Uint8Array(s,o,e.byteLength),r}},{key:"_resolveCamera",value:function(e,t){return e.id=e.id||"camera-".concat(t),e.perspective,e.orthographic,e}}]),e}();function dE(e,t){return(new hE).postProcess(e,t)}var pE=!0;function fE(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return"".concat(String.fromCharCode(e.getUint8(t+0))).concat(String.fromCharCode(e.getUint8(t+1))).concat(String.fromCharCode(e.getUint8(t+2))).concat(String.fromCharCode(e.getUint8(t+3)))}function vE(e,t,i){Nb(e.header.byteLength>20);var r=t.getUint32(i+0,pE),s=t.getUint32(i+4,pE);return i+=8,Nb(0===s),mE(e,t,i,r),i+=r,i+=_E(e,t,i,e.header.byteLength)}function gE(e,t,i,r){return Nb(e.header.byteLength>20),function(e,t,i,r){for(;i+8<=e.header.byteLength;){var 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13:h=e.sent,t.buffers[n]={arrayBuffer:h,byteOffset:0,byteLength:h.byteLength},delete o.uri,e.next=19;break;case 18:null===t.buffers[n]&&(t.buffers[n]={arrayBuffer:new ArrayBuffer(o.byteLength),byteOffset:0,byteLength:o.byteLength});case 19:++n,e.next=2;break;case 22:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function PE(e,t,i){return CE.apply(this,arguments)}function CE(){return(CE=u(a().mark((function e(t,i,r){var s,n,o,l,u,A;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:s=ME(t),n=t.json.images||[],o=[],l=c(s);try{for(l.s();!(u=l.n()).done;)A=u.value,o.push(EE(t,n[A],A,i,r))}catch(e){l.e(e)}finally{l.f()}return e.next=7,Promise.all(o);case 7:return e.abrupt("return",e.sent);case 8:case"end":return e.stop()}}),e)})))).apply(this,arguments)}function ME(e){var t,i=new Set,r=c(e.json.textures||[]);try{for(r.s();!(t=r.n()).done;){var s=t.value;void 0!==s.source&&i.add(s.source)}}catch(e){r.e(e)}finally{r.f()}return Array.from(i).sort()}function 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IE.apply(this,arguments)},options:{gltf:{normalize:!0,loadBuffers:!0,loadImages:!0,decompressMeshes:!0,postProcess:!0},log:console},deprecatedOptions:{fetchImages:"gltf.loadImages",createImages:"gltf.loadImages",decompress:"gltf.decompressMeshes",postProcess:"gltf.postProcess",gltf:{decompress:"gltf.decompressMeshes"}}};function IE(){return IE=u(a().mark((function e(t){var i,r,s,o,l,u=arguments;return a().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:return i=u.length>1&&void 0!==u[1]?u[1]:{},r=u.length>2?u[2]:void 0,(i=n(n({},kE.options),i)).gltf=n(n({},kE.options.gltf),i.gltf),s=i.byteOffset,o=void 0===s?0:s,l={},e.next=8,yE(l,t,o,i,r);case 8:return e.abrupt("return",e.sent);case 9:case"end":return e.stop()}}),e)}))),IE.apply(this,arguments)}var DE={name:"LAS",id:"las",module:"las",version:"3.2.6",worker:!0,extensions:["las","laz"],mimeTypes:["application/octet-stream"],text:!0,binary:!0,tests:["LAS"],options:{las:{shape:"mesh",fp64:!1,skip:1,colorDepth:8}}},SE=function(){function e(t){B(this,e)}return C(e,[{key:"load",value:function(e,t,i,r,s,n,o){!function(e,t,i,r,s,n,o){var a=e.viewer.scene.canvas.spinner;a.processes++,"glb"===t.split(".").pop()?e.dataSource.getGLB(t,(function(o){r.basePath=TE(t),LE(e,t,o,i,r,s,n),a.processes--}),(function(e){a.processes--,o(e)})):e.dataSource.getGLTF(t,(function(o){r.basePath=TE(t),LE(e,t,o,i,r,s,n),a.processes--}),(function(e){a.processes--,o(e)}))}(e,t,i,r=r||{},s,(function(){we.scheduleTask((function(){s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1)})),n&&n()}),(function(t){e.error(t),o&&o(t),s.fire("error",t)}))}},{key:"parse",value:function(e,t,i,r,s,n,o){LE(e,"",t,i,r=r||{},s,(function(){s.scene.fire("modelLoaded",s.id),s.fire("loaded",!0,!1),n&&n()}))}}]),e}();function TE(e){var t=e.lastIndexOf("/");return 0!==t?e.substring(0,t+1):""}function LE(e,t,i,r,s,n,o){var a=e.viewer.scene.canvas.spinner;a.processes++,QB(i,kE,{baseUri:s.basePath}).then((function(i){var l={src:t,entityId:s.entityId,metaModelJSON:r,autoMetaModel:s.autoMetaModel,globalizeObjectIds:s.globalizeObjectIds,metaObjects:[],loadBuffer:s.loadBuffer,basePath:s.basePath,handlenode:s.handlenode,backfaces:!!s.backfaces,gltfData:i,scene:n.scene,plugin:e,sceneModel:n,numObjects:0,nodes:[],nextId:0,log:function(t){e.log(t)}};!function(e){var t=e.gltfData.textures;if(t)for(var i=0,r=t.length;i<r;i++)RE(e,t[i])}(l),function(e){var t=e.gltfData.materials;if(t)for(var i=0,r=t.length;i<r;i++){var s=t[i];s._textureSetId=UE(e,s),s._attributes=OE(e,s)}}(l),s.autoMetaModel&&l.metaObjects.push({id:n.id,type:"Default",name:n.id}),function(e){var t=e.gltfData,i=t.scene||t.scenes[0];if(!i)return void function(e,t){e.plugin.error(t)}(e,"glTF has no default scene");var r=i.nodes;if(!r)return;!function 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l={id:t.sceneModel.id+"."+t.numObjects++},u=a.material;u?(l.textureSetId=u._textureSetId,l.color=u._attributes.color,l.opacity=u._attributes.opacity,l.metallic=u._attributes.metallic,l.roughness=u._attributes.roughness):(l.color=new Float32Array([1,1,1]),l.opacity=1);var c=!1!==t.backfaces||u&&!1!==u.doubleSided;switch(a.mode){case 0:l.primitive="points";break;case 1:case 2:case 3:l.primitive="lines";break;default:l.primitive=c?"triangles":"solid"}var A=a.attributes.POSITION;if(A){l.localPositions=A.value,l.positions=new Float64Array(l.localPositions.length),a.attributes.NORMAL&&(l.normals=a.attributes.NORMAL.value),a.attributes.TEXCOORD_0&&(l.uv=a.attributes.TEXCOORD_0.value),a.indices&&(l.indices=a.indices.value),i?re.transformPositions3(i,l.localPositions,l.positions):l.positions.set(l.localPositions);var h=re.vec3();Ge(l.positions,l.positions,h)&&(l.origin=h),t.sceneModel.createMesh(l),r.push(l.id)}}}}(i,e,u,n),i.children&&t(i.children,r+1,u),l){if(n.length>0){var c=e.globalizeObjectIds?re.globalizeObjectId(e.sceneModel.id,l):l;e.sceneModel.createEntity({id:c,meshIds:n,isObject:!0}),e.autoMetaModel&&e.metaObjects.push({id:c,type:"Default",name:c,parent:e.sceneModel.id})}n=s.pop()}}))}(r,0,null)}(l),n.finalize(),s.autoMetaModel&&e.viewer.metaScene.createMetaModel(n.id,{metaObjects:l.metaObjects}),a.processes--,o()}))}function RE(e,t){if(t.source&&t.source.image){var i="texture-".concat(e.nextId++),r=1005;switch(t.sampler.minFilter){case 9728:r=1003;break;case 9729:r=1006;break;case 9984:r=1004;break;case 9985:r=1007;break;case 9986:r=1005;break;case 9987:r=1008}var s=1006;switch(t.sampler.magFilter){case 9728:s=1003;break;case 9729:s=1006}var n=1e3;switch(t.sampler.wrapS){case 33071:n=1001;break;case 33648:n=1002;break;case 10497:n=1e3}var o=1e3;switch(t.sampler.wrapT){case 33071:o=1001;break;case 33648:o=1002;break;case 10497:o=1e3}var a=1e3;switch(t.sampler.wrapR){case 33071:a=1001;break;case 33648:a=1002;break;case 10497:a=1e3}e.sceneModel.createTexture({id:i,image:t.source.image,flipY:!!t.flipY,minFilter:r,magFilter:s,wrapS:n,wrapT:o,wrapR:a,encoding:3001}),t._textureId=i}}function UE(e,t){var i={};switch(t.normalTexture&&(i.normalTextureId=t.normalTexture.texture._textureId),t.occlusionTexture&&(i.occlusionTextureId=t.occlusionTexture.texture._textureId),t.emissiveTexture&&(i.emissiveTextureId=t.emissiveTexture.texture._textureId),t.alphaMode){case"OPAQUE":break;case"MASK":var r=t.alphaCutoff;i.alphaCutoff=void 0!==r?r:.5}var s=t.pbrMetallicRoughness;if(t.pbrMetallicRoughness){var n=t.pbrMetallicRoughness,o=n.baseColorTexture||n.colorTexture;o&&(o.texture?i.colorTextureId=o.texture._textureId:i.colorTextureId=e.gltfData.textures[o.index]._textureId),s.metallicRoughnessTexture&&(i.metallicRoughnessTextureId=s.metallicRoughnessTexture.texture._textureId)}var a=t.extensions;if(a){var l=a.KHR_materials_pbrSpecularGlossiness;if(l){l.specularTexture;var 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g=f.metallicFactor;null!=g&&(r.metallic=g);var m=f.roughnessFactor;null!=m&&(r.roughness=m)}return r.doubleSided=!1!==t.doubleSided,r}var NE={DEFAULT:{}},QE=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"GLTFLoader",e,s))._sceneModelLoader=new SE(b(r),s),r.dataSource=s.dataSource,r.objectDefaults=s.objectDefaults,r}return C(i,[{key:"dataSource",get:function(){return this._dataSource},set:function(e){this._dataSource=e||new hd}},{key:"objectDefaults",get:function(){return this._objectDefaults},set:function(e){this._objectDefaults=e||NE}},{key:"load",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};t.id&&this.viewer.scene.components[t.id]&&(this.error("Component with this ID already exists in viewer: "+t.id+" - will autogenerate this ID"),delete t.id);var i=new Vh(this.viewer.scene,he.apply(t,{isModel:!0,dtxEnabled:t.dtxEnabled})),r=i.id;if(!t.src&&!t.gltf)return this.error("load() param expected: src or gltf"),i;if(t.metaModelSrc||t.metaModelJSON){var s=function(s){e.viewer.metaScene.createMetaModel(r,s,{}),e.viewer.scene.canvas.spinner.processes--,t.src?e._sceneModelLoader.load(e,t.src,s,t,i):e._sceneModelLoader.parse(e,t.gltf,s,t,i)};if(t.metaModelSrc){var n=t.metaModelSrc;this.viewer.scene.canvas.spinner.processes++,this._dataSource.getMetaModel(n,(function(t){e.viewer.scene.canvas.spinner.processes--,s(t)}),(function(t){e.error("load(): Failed to load model metadata for model '".concat(r," from  '").concat(n,"' - ").concat(t)),e.viewer.scene.canvas.spinner.processes--}))}else t.metaModelJSON&&s(t.metaModelJSON)}else t.src?this._sceneModelLoader.load(this,t.src,null,t,i):this._sceneModelLoader.parse(this,t.gltf,null,t,i);return i.once("destroyed",(function(){e.viewer.metaScene.destroyMetaModel(r)})),i}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}}]),i}();function VE(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},r="lightgrey",s=i.hoverColor||"rgba(0,0,0,0.4)",n=i.textColor||"black",o=500,a=o+o/3,l=a/24,u=[{boundary:[6,6,6,6],color:i.frontColor||i.color||"#55FF55"},{boundary:[18,6,6,6],color:i.backColor||i.color||"#55FF55"},{boundary:[12,6,6,6],color:i.rightColor||i.color||"#FF5555"},{boundary:[0,6,6,6],color:i.leftColor||i.color||"#FF5555"},{boundary:[6,0,6,6],color:i.topColor||i.color||"#7777FF"},{boundary:[6,12,6,6],color:i.bottomColor||i.color||"#7777FF"}],c=[{label:"NavCube.front",boundaries:[[7,7,4,4]],dir:[0,1,0],up:[0,0,1]},{label:"NavCube.back",boundaries:[[19,7,4,4]],dir:[0,-1,0],up:[0,0,1]},{label:"NavCube.right",boundaries:[[13,7,4,4]],dir:[-1,0,0],up:[0,0,1]},{label:"NavCube.left",boundaries:[[1,7,4,4]],dir:[1,0,0],up:[0,0,1]},{label:"NavCube.top",boundaries:[[7,1,4,4]],dir:[0,0,-1],up:[0,1,0]},{label:"NavCube.bottom",boundaries:[[7,13,4,4]],dir:[0,0,1],up:[0,-1,0]},{boundaries:[[7,5,4,2]],dir:[0,1,-1],up:[0,1,1]},{boundaries:[[1,6,4,1],[6,1,1,4]],dir:[1,0,-1],up:[1,0,1]},{boundaries:[[7,0,4,1],[19,6,4,1]],dir:[0,-1,-1],up:[0,-1,1]},{boundaries:[[13,6,4,1],[11,1,1,4]],dir:[-1,0,-1],up:[-1,0,1]},{boundaries:[[7,11,4,2]],dir:[0,1,1],up:[0,-1,1]},{boundaries:[[1,11,4,1],[6,13,1,4]],dir:[1,0,1],up:[-1,0,1]},{boundaries:[[7,17,4,1],[19,11,4,1]],dir:[0,-1,1],up:[0,1,1]},{boundaries:[[13,11,4,1],[11,13,1,4]],dir:[-1,0,1],up:[1,0,1]},{boundaries:[[5,7,2,4]],dir:[1,1,0],up:[0,0,1]},{boundaries:[[11,7,2,4]],dir:[-1,1,0],up:[0,0,1]},{boundaries:[[17,7,2,4]],dir:[-1,-1,0],up:[0,0,1]},{boundaries:[[0,7,1,4],[23,7,1,4]],dir:[1,-1,0],up:[0,0,1]},{boundaries:[[5,11,2,2]],dir:[1,1,1],up:[-1,-1,1]},{boundaries:[[23,11,1,1],[6,17,1,1],[0,11,1,1]],dir:[1,-1,1],up:[-1,1,1]},{boundaries:[[5,5,2,2]],dir:[1,1,-1],up:[1,1,1]},{boundaries:[[11,17,1,1],[17,11,2,1]],dir:[-1,-1,1],up:[1,1,1]},{boundaries:[[17,6,2,1],[11,0,1,1]],dir:[-1,-1,-1],up:[-1,-1,1]},{boundaries:[[11,11,2,2]],dir:[-1,1,1],up:[1,-1,1]},{boundaries:[[0,6,1,1],[6,0,1,1],[23,6,1,1]],dir:[1,-1,-1],up:[1,-1,1]},{boundaries:[[11,5,2,2]],dir:[-1,1,-1],up:[-1,1,1]}];i.frontColor||i.color,i.backColor||i.color,i.rightColor||i.color,i.leftColor||i.color,i.topColor||i.color,i.bottomColor||i.color;for(var A=[{yUp:"",label:"NavCube.front",boundaries:[[7,7,4,4]],dir:[0,0,-1],up:[0,1,0]},{label:"NavCube.back",boundaries:[[19,7,4,4]],dir:[0,0,1],up:[0,1,0]},{label:"NavCube.right",boundaries:[[13,7,4,4]],dir:[-1,0,0],up:[0,1,0]},{label:"NavCube.left",boundaries:[[1,7,4,4]],dir:[1,0,0],up:[0,1,0]},{label:"NavCube.top",boundaries:[[7,1,4,4]],dir:[0,-1,0],up:[0,0,-1]},{label:"NavCube.bottom",boundaries:[[7,13,4,4]],dir:[0,1,0],up:[0,0,1]},{boundaries:[[7,5,4,2]],dir:[0,-.7071,-.7071],up:[0,.7071,-.7071]},{boundaries:[[1,6,4,1],[6,1,1,4]],dir:[1,-1,0],up:[1,1,0]},{boundaries:[[7,0,4,1],[19,6,4,1]],dir:[0,-.7071,.7071],up:[0,.7071,.7071]},{boundaries:[[13,6,4,1],[11,1,1,4]],dir:[-1,-1,0],up:[-1,1,0]},{boundaries:[[7,11,4,2]],dir:[0,1,-1],up:[0,1,1]},{boundaries:[[1,11,4,1],[6,13,1,4]],dir:[1,1,0],up:[-1,1,0]},{boundaries:[[7,17,4,1],[19,11,4,1]],dir:[0,1,1],up:[0,1,-1]},{boundaries:[[13,11,4,1],[11,13,1,4]],dir:[-1,1,0],up:[1,1,0]},{boundaries:[[5,7,2,4]],dir:[1,0,-1],up:[0,1,0]},{boundaries:[[11,7,2,4]],dir:[-1,0,-1],up:[0,1,0]},{boundaries:[[17,7,2,4]],dir:[-1,0,1],up:[0,1,0]},{boundaries:[[0,7,1,4],[23,7,1,4]],dir:[1,0,1],up:[0,1,0]},{boundaries:[[5,11,2,2]],dir:[.5,.7071,-.5],up:[-.5,.7071,.5]},{boundaries:[[23,11,1,1],[6,17,1,1],[0,11,1,1]],dir:[.5,.7071,.5],up:[-.5,.7071,-.5]},{boundaries:[[5,5,2,2]],dir:[.5,-.7071,-.5],up:[.5,.7071,-.5]},{boundaries:[[11,17,1,1],[17,11,2,1]],dir:[-.5,.7071,.5],up:[.5,.7071,-.5]},{boundaries:[[17,6,2,1],[11,0,1,1]],dir:[-.5,-.7071,.5],up:[-.5,.7071,.5]},{boundaries:[[11,11,2,2]],dir:[-.5,.7071,-.5],up:[.5,.7071,.5]},{boundaries:[[0,6,1,1],[6,0,1,1],[23,6,1,1]],dir:[.5,-.7071,.5],up:[.5,.7071,.5]},{boundaries:[[11,5,2,2]],dir:[-.5,-.7071,-.5],up:[-.5,.7071,-.5]}],h=0,d=c.length;h<d;h++)re.normalizeVec3(c[h].dir,c[h].dir),re.normalizeVec3(c[h].up,c[h].up);for(var p=0,f=A.length;p<f;p++)re.normalizeVec3(A[p].dir,A[p].dir),re.normalizeVec3(A[p].up,A[p].up);var v=A;this._textureCanvas=document.createElement("canvas"),this._textureCanvas.width=a,this._textureCanvas.height=o,this._textureCanvas.style.width=a+"px",this._textureCanvas.style.height=o+"px",this._textureCanvas.style.padding="0",this._textureCanvas.style.margin="0",this._textureCanvas.style.top="0",this._textureCanvas.style.background=r,this._textureCanvas.style.position="absolute",this._textureCanvas.style.opacity="1.0",this._textureCanvas.style.visibility="hidden",this._textureCanvas.style["z-index"]=2e6;var g=document.getElementsByTagName("body")[0];g.appendChild(this._textureCanvas);var m=this._textureCanvas.getContext("2d"),_=!1;function y(){for(var e=0,i=u.length;e<i;e++){var o=u[e],a=o.boundary,c=Math.round(a[0]*l),A=Math.round(a[1]*l),h=Math.round(a[2]*l),d=Math.round(a[3]*l);m.fillStyle=o.color,m.fillRect(c,A,h,d)}for(var p=0,f=v.length;p<f;p++){for(var g=void 0,_=void 0,y=void 0,b=void 0,x=v[p],w=x.boundaries,P=0,C=w.length;P<C;P++){var M=w[P];g=Math.round(M[0]*l),_=Math.round(M[1]*l),y=Math.round(M[2]*l),b=Math.round(M[3]*l),x.highlighted&&(m.fillStyle=x.highlighted?s:x.color||r,m.fillRect(g,_,y,b))}if(x.label){m.fillStyle=n,m.font="60px sans-serif",m.textAlign="center";var E=g+.5*y,F=_+.7*b;m.fillText(B(x.label),E,F,80)}}t.glRedraw()}var b,x,w,B=(b={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"},x={"NavCube.front":"NavCube.front","NavCube.back":"NavCube.back","NavCube.right":"NavCube.right","NavCube.left":"NavCube.left","NavCube.top":"NavCube.top","NavCube.bottom":"NavCube.bottom"},w={"NavCube.front":"FRONT","NavCube.back":"BACK","NavCube.right":"RIGHT","NavCube.left":"LEFT","NavCube.top":"TOP","NavCube.bottom":"BOTTOM"},function(t){var i=_?x:b,r=i?i[t]:null;return r?e.localeService.translate(r)||w[r]||r:t});this.setZUp=function(){_=!0,v=c,this.clear()},this.setYUp=function(){_=!1,v=A,this.clear()},this.clear=function(){m.fillStyle=r,m.fillRect(0,0,a,o);for(var e=0,t=v.length;e<t;e++){v[e].highlighted=!1}y()},this.getArea=function(e){for(var t=e[0]*a,i=o-e[1]*o,r=0,s=v.length;r<s;r++)for(var n=v[r].boundaries,u=0,c=n.length;u<c;u++){var A=n[u];if(t>=A[0]*l&&t<=(A[0]+A[2])*l&&i>=A[1]*l&&i<=(A[1]+A[3])*l)return r}return-1},this.setAreaHighlighted=function(e,t){var i=v[e];if(!i)throw"Area not found: "+e;i.highlighted=!!t,y()},this.getAreaDir=function(e){var t=v[e];if(!t)throw"Unknown area: "+e;return t.dir},this.getAreaUp=function(e){var t=v[e];if(!t)throw"Unknown area: "+e;return t.up},this.getImage=function(){return this._textureCanvas},this.destroy=function(){this._textureCanvas&&(this._textureCanvas.parentNode.removeChild(this._textureCanvas),this._textureCanvas=null)}}var HE=re.vec3(),jE=re.vec3();re.mat4();var GE=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),r=t.call(this,"NavCube",e,s),e.navCube=b(r);var n=!0;try{r._navCubeScene=new dr(e,{canvasId:s.canvasId,canvasElement:s.canvasElement,transparent:!0}),r._navCubeCanvas=r._navCubeScene.canvas.canvas,r._navCubeScene.input.keyboardEnabled=!1}catch(e){return r.error(e),y(r)}var o=r._navCubeScene;o.clearLights(),new Li(o,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new Li(o,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new Li(o,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),r._navCubeCamera=o.camera,r._navCubeCamera.ortho.scale=7,r._navCubeCamera.ortho.near=.1,r._navCubeCamera.ortho.far=2e3,o.edgeMaterial.edgeColor=[.2,.2,.2],o.edgeMaterial.edgeAlpha=.6,r._zUp=Boolean(e.camera.zUp);var a=b(r);r.setIsProjectNorth(s.isProjectNorth),r.setProjectNorthOffsetAngle(s.projectNorthOffsetAngle);var l,u=(l=re.mat4(),function(e,t,i){return re.identityMat4(l),re.rotationMat4v(e*a._projectNorthOffsetAngle*re.DEGTORAD,[0,1,0],l),re.transformVec3(l,t,i)});r._synchCamera=function(){var t=re.rotationMat4c(-90*re.DEGTORAD,1,0,0),i=re.vec3(),r=re.vec3(),s=re.vec3();return function(){var n=e.camera.eye,o=e.camera.look,l=e.camera.up;i=re.mulVec3Scalar(re.normalizeVec3(re.subVec3(n,o,i)),5),a._isProjectNorth&&a._projectNorthOffsetAngle&&(i=u(-1,i,HE),l=u(-1,l,jE)),a._zUp?(re.transformVec3(t,i,r),re.transformVec3(t,l,s),a._navCubeCamera.look=[0,0,0],a._navCubeCamera.eye=re.transformVec3(t,i,r),a._navCubeCamera.up=re.transformPoint3(t,l,s)):(a._navCubeCamera.look=[0,0,0],a._navCubeCamera.eye=i,a._navCubeCamera.up=l)}}(),r._cubeTextureCanvas=new VE(e,o,s),r._cubeSampler=new qn(o,{image:r._cubeTextureCanvas.getImage(),flipY:!0,wrapS:1001,wrapT:1001}),r._cubeMesh=new _n(o,{geometry:new Xi(o,{primitive:"triangles",normals:[0,0,1,0,0,1,0,0,1,0,0,1,1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1],positions:[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,1,-1,-1,1,-1,-1,1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,-1,1,-1,-1,-1,1,-1,-1,1,-1,1,-1,-1,1,1,-1,-1,-1,-1,-1,-1,1,-1,1,1,-1],uv:[.5,.6666,.25,.6666,.25,.3333,.5,.3333,.5,.6666,.5,.3333,.75,.3333,.75,.6666,.5,.6666,.5,1,.25,1,.25,.6666,.25,.6666,0,.6666,0,.3333,.25,.3333,.25,0,.5,0,.5,.3333,.25,.3333,.75,.3333,1,.3333,1,.6666,.75,.6666],indices:[0,1,2,0,2,3,4,5,6,4,6,7,8,9,10,8,10,11,12,13,14,12,14,15,16,17,18,16,18,19,20,21,22,20,22,23]}),material:new $i(o,{diffuse:[.4,.4,.4],specular:[.4,.4,.4],emissive:[.6,.6,.6],diffuseMap:r._cubeSampler,emissiveMap:r._cubeSampler}),visible:!!n,edges:!0}),r._shadow=!1===s.shadowVisible?null:new _n(o,{geometry:new Xi(o,bn({center:[0,0,0],radiusTop:.001,radiusBottom:1.4,height:.01,radialSegments:20,heightSegments:1,openEnded:!0})),material:new $i(o,{diffuse:[0,0,0],specular:[0,0,0],emissive:[0,0,0],alpha:.5}),position:[0,-1.5,0],visible:!!n,pickable:!1,backfaces:!1}),r._onCameraMatrix=e.camera.on("matrix",r._synchCamera),r._onCameraWorldAxis=e.camera.on("worldAxis",(function(){e.camera.zUp?(r._zUp=!0,r._cubeTextureCanvas.setZUp(),r._repaint(),r._synchCamera()):e.camera.yUp&&(r._zUp=!1,r._cubeTextureCanvas.setYUp(),r._repaint(),r._synchCamera())})),r._onCameraFOV=e.camera.perspective.on("fov",(function(e){r._synchProjection&&(r._navCubeCamera.perspective.fov=e)})),r._onCameraProjection=e.camera.on("projection",(function(e){r._synchProjection&&(r._navCubeCamera.projection="ortho"===e||"perspective"===e?e:"perspective")}));var c=-1;function A(t,i){var r=(t-d)*-_,s=(i-p)*-_;e.camera.orbitYaw(r),e.camera.orbitPitch(-s),d=t,p=i}function h(e){var t=[0,0];if(e){for(var i=e.target,r=0,s=0;i.offsetParent;)r+=i.offsetLeft,s+=i.offsetTop,i=i.offsetParent;t[0]=e.pageX-r,t[1]=e.pageY-s}else e=window.event,t[0]=e.x,t[1]=e.y;return t}var d,p,f=null,v=null,g=!1,m=!1,_=.5;a._navCubeCanvas.addEventListener("mouseenter",a._onMouseEnter=function(e){m=!0}),a._navCubeCanvas.addEventListener("mouseleave",a._onMouseLeave=function(e){m=!1}),a._navCubeCanvas.addEventListener("mousedown",a._onMouseDown=function(e){if(1===e.which){f=e.x,v=e.y,d=e.clientX,p=e.clientY;var t=h(e),i=o.pick({canvasPos:t});g=!!i}}),document.addEventListener("mouseup",a._onMouseUp=function(e){if(1===e.which&&(g=!1,null!==f)){var t=h(e),i=o.pick({canvasPos:t,pickSurface:!0});if(i&&i.uv){var r=a._cubeTextureCanvas.getArea(i.uv);if(r>=0&&(document.body.style.cursor="pointer",c>=0&&(a._cubeTextureCanvas.setAreaHighlighted(c,!1),a._repaint(),c=-1),r>=0)){if(a._cubeTextureCanvas.setAreaHighlighted(r,!0),c=r,a._repaint(),e.x<f-3||e.x>f+3||e.y<v-3||e.y>v+3)return;var s=a._cubeTextureCanvas.getAreaDir(r);if(s){var n=a._cubeTextureCanvas.getAreaUp(r);a._isProjectNorth&&a._projectNorthOffsetAngle&&(s=u(1,s,HE),n=u(1,n,jE)),x(s,n,(function(){c>=0&&(a._cubeTextureCanvas.setAreaHighlighted(c,!1),a._repaint(),c=-1),document.body.style.cursor="pointer",c>=0&&(a._cubeTextureCanvas.setAreaHighlighted(c,!1),a._repaint(),c=-1),r>=0&&(a._cubeTextureCanvas.setAreaHighlighted(r,!1),c=-1,a._repaint())}))}}}}}),document.addEventListener("mousemove",a._onMouseMove=function(e){if(c>=0&&(a._cubeTextureCanvas.setAreaHighlighted(c,!1),a._repaint(),c=-1),1!==e.buttons||g){if(g){var t=e.clientX,i=e.clientY;return document.body.style.cursor="move",void A(t,i)}if(m){var r=h(e),s=o.pick({canvasPos:r,pickSurface:!0});if(s){if(s.uv){document.body.style.cursor="pointer";var n=a._cubeTextureCanvas.getArea(s.uv);if(n===c)return;c>=0&&a._cubeTextureCanvas.setAreaHighlighted(c,!1),n>=0&&(a._cubeTextureCanvas.setAreaHighlighted(n,!0),a._repaint(),c=n)}}else document.body.style.cursor="default",c>=0&&(a._cubeTextureCanvas.setAreaHighlighted(c,!1),a._repaint(),c=-1)}}});var x=function(){var t=re.vec3();return function(i,r,s){var n=a._fitVisible?e.scene.getAABB(e.scene.visibleObjectIds):e.scene.aabb,o=re.getAABB3Diag(n);re.getAABB3Center(n,t);var l=Math.abs(o/Math.tan(a._cameraFitFOV*re.DEGTORAD));e.cameraControl.pivotPos=t,a._cameraFly?e.cameraFlight.flyTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:r||[0,1,0],orthoScale:1.1*o,fitFOV:a._cameraFitFOV,duration:a._cameraFlyDuration},s):e.cameraFlight.jumpTo({look:t,eye:[t[0]-l*i[0],t[1]-l*i[1],t[2]-l*i[2]],up:r||[0,1,0],orthoScale:1.1*o,fitFOV:a._cameraFitFOV},s)}}();return r._onUpdated=e.localeService.on("updated",(function(){r._cubeTextureCanvas.clear(),r._repaint()})),r.setVisible(s.visible),r.setCameraFitFOV(s.cameraFitFOV),r.setCameraFly(s.cameraFly),r.setCameraFlyDuration(s.cameraFlyDuration),r.setFitVisible(s.fitVisible),r.setSynchProjection(s.synchProjection),r}return C(i,[{key:"send",value:function(e,t){if("language"===e)this._cubeTextureCanvas.clear(),this._repaint()}},{key:"_repaint",value:function(){var e=this._cubeTextureCanvas.getImage();this._cubeMesh.material.diffuseMap.image=e,this._cubeMesh.material.emissiveMap.image=e}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];this._navCubeCanvas&&(this._cubeMesh.visible=e,this._shadow&&(this._shadow.visible=e),this._navCubeCanvas.style.visibility=e?"visible":"hidden")}},{key:"getVisible",value:function(){return!!this._navCubeCanvas&&this._cubeMesh.visible}},{key:"setFitVisible",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];this._fitVisible=e}},{key:"getFitVisible",value:function(){return this._fitVisible}},{key:"setCameraFly",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];this._cameraFly=e}},{key:"getCameraFly",value:function(){return this._cameraFly}},{key:"setCameraFitFOV",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:45;this._cameraFitFOV=e}},{key:"getCameraFitFOV",value:function(){return this._cameraFitFOV}},{key:"setCameraFlyDuration",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:.5;this._cameraFlyDuration=e}},{key:"getCameraFlyDuration",value:function(){return this._cameraFlyDuration}},{key:"setSynchProjection",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];this._synchProjection=e}},{key:"getSynchProjection",value:function(){return this._synchProjection}},{key:"setIsProjectNorth",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];this._isProjectNorth=e}},{key:"getIsProjectNorth",value:function(){return this._isProjectNorth}},{key:"setProjectNorthOffsetAngle",value:function(e){this._projectNorthOffsetAngle=e}},{key:"getProjectNorthOffsetAngle",value:function(){return this._projectNorthOffsetAngle}},{key:"destroy",value:function(){this._navCubeCanvas&&(this.viewer.localeService.off(this._onUpdated),this.viewer.camera.off(this._onCameraMatrix),this.viewer.camera.off(this._onCameraWorldAxis),this.viewer.camera.perspective.off(this._onCameraFOV),this.viewer.camera.off(this._onCameraProjection),this._navCubeCanvas.removeEventListener("mouseenter",this._onMouseEnter),this._navCubeCanvas.removeEventListener("mouseleave",this._onMouseLeave),this._navCubeCanvas.removeEventListener("mousedown",this._onMouseDown),document.removeEventListener("mousemove",this._onMouseMove),document.removeEventListener("mouseup",this._onMouseUp),this._navCubeCanvas=null,this._cubeTextureCanvas.destroy(),this._cubeTextureCanvas=null,this._onMouseEnter=null,this._onMouseLeave=null,this._onMouseDown=null,this._onMouseMove=null,this._onMouseUp=null),this._navCubeScene.destroy(),this._navCubeScene=null,this._cubeMesh=null,this._shadow=null,f(x(i.prototype),"destroy",this).call(this)}}]),i}(),zE=re.vec3(),WE=function(){function e(){B(this,e)}return C(e,[{key:"load",value:function(e,t){var i=e.scene.canvas.spinner;i.processes++,KE(e,t,(function(t){JE(e,t,(function(){qE(e,t),i.processes--,we.scheduleTask((function(){e.fire("loaded",!0,!1)}))}))}))}},{key:"parse",value:function(e,t,i,r){if(t){var s=XE(e,t,null);i&&ZE(e,i,r),qE(e,s),e.src=null,e.fire("loaded",!0,!1)}else this.warn("load() param expected: objText")}}]),e}(),KE=function(e,t,i){$E(t,(function(r){var s=XE(e,r,t);i(s)}),(function(t){e.error(t)}))},XE=function(){var e={vertex_pattern:/^v\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,normal_pattern:/^vn\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,uv_pattern:/^vt\s+([\d|\.|\+|\-|e|E]+)\s+([\d|\.|\+|\-|e|E]+)/,face_vertex:/^f\s+(-?\d+)\s+(-?\d+)\s+(-?\d+)(?:\s+(-?\d+))?/,face_vertex_uv:/^f\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+))?/,face_vertex_uv_normal:/^f\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)\s+(-?\d+)\/(-?\d+)\/(-?\d+)(?:\s+(-?\d+)\/(-?\d+)\/(-?\d+))?/,face_vertex_normal:/^f\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)\s+(-?\d+)\/\/(-?\d+)(?:\s+(-?\d+)\/\/(-?\d+))?/,object_pattern:/^[og]\s*(.+)?/,smoothing_pattern:/^s\s+(\d+|on|off)/,material_library_pattern:/^mtllib /,material_use_pattern:/^usemtl /};return function(r,s,n){var o={src:n=n||"",basePath:t(n),objects:[],object:{},positions:[],normals:[],uv:[],materialLibraries:{}};i(o,"",!1),-1!==s.indexOf("\r\n")&&(s=s.replace("\r\n","\n"));for(var a=s.split("\n"),l="",u="",c="",d=[],p="function"==typeof"".trimLeft,f=0,v=a.length;f<v;f++)if(l=a[f],0!==(l=p?l.trimLeft():l.trim()).length&&"#"!==(u=l.charAt(0)))if("v"===u)if(" "===(c=l.charAt(1))&&null!==(d=e.vertex_pattern.exec(l)))o.positions.push(parseFloat(d[1]),parseFloat(d[2]),parseFloat(d[3]));else if("n"===c&&null!==(d=e.normal_pattern.exec(l)))o.normals.push(parseFloat(d[1]),parseFloat(d[2]),parseFloat(d[3]));else{if("t"!==c||null===(d=e.uv_pattern.exec(l)))return void r.error("Unexpected vertex/normal/uv line: '"+l+"'");o.uv.push(parseFloat(d[1]),parseFloat(d[2]))}else if("f"===u)if(null!==(d=e.face_vertex_uv_normal.exec(l)))A(o,d[1],d[4],d[7],d[10],d[2],d[5],d[8],d[11],d[3],d[6],d[9],d[12]);else if(null!==(d=e.face_vertex_uv.exec(l)))A(o,d[1],d[3],d[5],d[7],d[2],d[4],d[6],d[8]);else 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n=t.metaModelSrc;he.loadJSON(n,(function(n){e.viewer.metaScene.createMetaModel(r,n),e._sceneGraphLoader.load(i,s,t)}),(function(t){e.error("load(): Failed to load model modelMetadata for model '".concat(r," from  '").concat(n,"' - ").concat(t))}))}else this._sceneGraphLoader.load(i,s,t);return i.once("destroyed",(function(){e.viewer.metaScene.destroyMetaModel(r)})),i}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}}]),i}(),tF=new Float64Array([0,0,1]),iF=new Float64Array(4),rF=function(){function e(t){B(this,e),this.id=null,this._viewer=t.viewer,this._visible=!1,this._pos=re.vec3(),this._origin=re.vec3(),this._rtcPos=re.vec3(),this._baseDir=re.vec3(),this._rootNode=null,this._displayMeshes=null,this._affordanceMeshes=null,this._ignoreNextSectionPlaneDirUpdate=!1,this._createNodes(),this._bindEvents()}return C(e,[{key:"_setSectionPlane",value:function(e){var t=this;this._sectionPlane&&(this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._onSectionPlanePos=null,this._onSectionPlaneDir=null,this._sectionPlane=null),e&&(this.id=e.id,this._setPos(e.pos),this._setDir(e.dir),this._sectionPlane=e,this._onSectionPlanePos=e.on("pos",(function(){t._setPos(t._sectionPlane.pos)})),this._onSectionPlaneDir=e.on("dir",(function(){t._ignoreNextSectionPlaneDirUpdate?t._ignoreNextSectionPlaneDirUpdate=!1:t._setDir(t._sectionPlane.dir)})))}},{key:"sectionPlane",get:function(){return 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this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].culled=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].culled=e)}},{key:"_createNodes",value:function(){var e=!1,t=this._viewer.scene,i=.01;this._rootNode=new Rn(t,{position:[0,0,0],scale:[5,5,5],isObject:!1});var r,s,n=this._rootNode,o={arrowHead:new Xi(n,bn({radiusTop:.001,radiusBottom:.07,radialSegments:32,heightSegments:1,height:.2,openEnded:!1})),arrowHeadBig:new Xi(n,bn({radiusTop:.001,radiusBottom:.09,radialSegments:32,heightSegments:1,height:.25,openEnded:!1})),arrowHeadHandle:new Xi(n,bn({radiusTop:.09,radiusBottom:.09,radialSegments:8,heightSegments:1,height:.37,openEnded:!1})),curve:new Xi(n,co({radius:.8,tube:i,radialSegments:64,tubeSegments:14,arc:2*Math.PI/4})),curveHandle:new Xi(n,co({radius:.8,tube:.06,radialSegments:64,tubeSegments:14,arc:2*Math.PI/4})),hoop:new 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$i(n,{diffuse:[0,0,0],emissive:[0,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80}),highlightBall:new tr(n,{edges:!1,fill:!0,fillColor:[.5,.5,.5],fillAlpha:.5,vertices:!1}),highlightPlane:new tr(n,{edges:!0,edgeWidth:3,fill:!1,fillColor:[.5,.5,.5],fillAlpha:.5,vertices:!1})};this._displayMeshes={plane:n.addChild(new _n(n,{geometry:new Xi(n,{primitive:"triangles",positions:[.5,.5,0,.5,-.5,0,-.5,-.5,0,-.5,.5,0,.5,.5,-0,.5,-.5,-0,-.5,-.5,-0,-.5,.5,-0],indices:[0,1,2,2,3,0]}),material:new $i(n,{emissive:[0,0,0],diffuse:[0,0,0],backfaces:!0}),opacity:.6,ghosted:!0,ghostMaterial:new tr(n,{edges:!1,filled:!0,fillColor:[1,1,0],edgeColor:[0,0,0],fillAlpha:.1,backfaces:!0}),pickable:!1,collidable:!0,clippable:!1,visible:!1,scale:[2.4,2.4,1],isObject:!1}),e),planeFrame:n.addChild(new _n(n,{geometry:new Xi(n,co({center:[0,0,0],radius:1.7,tube:.02,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new $i(n,{emissive:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],shininess:0}),highlightMaterial:new tr(n,{edges:!1,edgeColor:[0,0,0],filled:!0,fillColor:[.8,.8,.8],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,.1],rotation:[0,0,45],isObject:!1}),e),xCurve:n.addChild(new _n(n,{geometry:o.curve,material:a.red,matrix:(r=re.rotationMat4v(90*re.DEGTORAD,[0,1,0],re.identityMat4()),s=re.rotationMat4v(270*re.DEGTORAD,[1,0,0],re.identityMat4()),re.mulMat4(s,r,re.identityMat4())),pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xCurveHandle:n.addChild(new _n(n,{geometry:o.curveHandle,material:a.pickable,matrix:function(){var e=re.rotationMat4v(90*re.DEGTORAD,[0,1,0],re.identityMat4()),t=re.rotationMat4v(270*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xCurveArrow1:n.addChild(new _n(n,{geometry:o.arrowHead,material:a.red,matrix:function(){var e=re.translateMat4c(0,-.07,-.8,re.identityMat4()),t=re.scaleMat4v([.6,.6,.6],re.identityMat4()),i=re.rotationMat4v(0*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(re.mulMat4(e,t,re.identityMat4()),i,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xCurveArrow2:n.addChild(new _n(n,{geometry:o.arrowHead,material:a.red,matrix:function(){var e=re.translateMat4c(0,-.8,-.07,re.identityMat4()),t=re.scaleMat4v([.6,.6,.6],re.identityMat4()),i=re.rotationMat4v(90*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(re.mulMat4(e,t,re.identityMat4()),i,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yCurve:n.addChild(new _n(n,{geometry:o.curve,material:a.green,rotation:[-90,0,0],pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),yCurveHandle:n.addChild(new _n(n,{geometry:o.curveHandle,material:a.pickable,rotation:[-90,0,0],pickable:!0,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),yCurveArrow1:n.addChild(new _n(n,{geometry:o.arrowHead,material:a.green,matrix:function(){var e=re.translateMat4c(.07,0,-.8,re.identityMat4()),t=re.scaleMat4v([.6,.6,.6],re.identityMat4()),i=re.rotationMat4v(90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(re.mulMat4(e,t,re.identityMat4()),i,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yCurveArrow2:n.addChild(new _n(n,{geometry:o.arrowHead,material:a.green,matrix:function(){var e=re.translateMat4c(.8,0,-.07,re.identityMat4()),t=re.scaleMat4v([.6,.6,.6],re.identityMat4()),i=re.rotationMat4v(90*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(re.mulMat4(e,t,re.identityMat4()),i,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurve:n.addChild(new _n(n,{geometry:o.curve,material:a.blue,matrix:re.rotationMat4v(180*re.DEGTORAD,[1,0,0],re.identityMat4()),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveHandle:n.addChild(new _n(n,{geometry:o.curveHandle,material:a.pickable,matrix:re.rotationMat4v(180*re.DEGTORAD,[1,0,0],re.identityMat4()),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveCurveArrow1:n.addChild(new _n(n,{geometry:o.arrowHead,material:a.blue,matrix:function(){var e=re.translateMat4c(.8,-.07,0,re.identityMat4()),t=re.scaleMat4v([.6,.6,.6],re.identityMat4());return re.mulMat4(e,t,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zCurveArrow2:n.addChild(new _n(n,{geometry:o.arrowHead,material:a.blue,matrix:function(){var e=re.translateMat4c(.05,-.8,0,re.identityMat4()),t=re.scaleMat4v([.6,.6,.6],re.identityMat4()),i=re.rotationMat4v(90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(re.mulMat4(e,t,re.identityMat4()),i,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),center:n.addChild(new _n(n,{geometry:new Xi(n,xn({radius:.05})),material:a.center,pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisArrow:n.addChild(new _n(n,{geometry:o.arrowHead,material:a.red,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisArrowHandle:n.addChild(new _n(n,{geometry:o.arrowHeadHandle,material:a.pickable,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxis:n.addChild(new _n(n,{geometry:o.axis,material:a.red,matrix:function(){var e=re.translateMat4c(0,.5,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),xAxisHandle:n.addChild(new _n(n,{geometry:o.axisHandle,material:a.pickable,matrix:function(){var e=re.translateMat4c(0,.5,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrow:n.addChild(new _n(n,{geometry:o.arrowHead,material:a.green,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(180*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrowHandle:n.addChild(new _n(n,{geometry:o.arrowHeadHandle,material:a.pickable,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(180*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,opacity:.2,isObject:!1}),e),yShaft:n.addChild(new _n(n,{geometry:o.axis,material:a.green,position:[0,-.5,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yShaftHandle:n.addChild(new _n(n,{geometry:o.axisHandle,material:a.pickable,position:[0,-.5,0],pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:n.addChild(new _n(n,{geometry:o.arrowHead,material:a.blue,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[.8,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrowHandle:n.addChild(new _n(n,{geometry:o.arrowHeadHandle,material:a.pickable,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[.8,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!0,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zShaft:n.addChild(new _n(n,{geometry:o.axis,material:a.blue,matrix:function(){var e=re.translateMat4c(0,.5,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),clippable:!1,pickable:!1,collidable:!0,visible:!1,isObject:!1}),e),zAxisHandle:n.addChild(new _n(n,{geometry:o.axisHandle,material:a.pickable,matrix:function(){var e=re.translateMat4c(0,.5,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),clippable:!1,pickable:!0,collidable:!0,visible:!1,isObject:!1}),e)},this._affordanceMeshes={planeFrame:n.addChild(new _n(n,{geometry:new Xi(n,co({center:[0,0,0],radius:2,tube:i,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new $i(n,{ambient:[1,1,1],diffuse:[0,0,0],emissive:[1,1,0]}),highlighted:!0,highlightMaterial:new tr(n,{edges:!1,filled:!0,fillColor:[1,1,0],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,1],rotation:[0,0,45],isObject:!1}),e),xHoop:n.addChild(new _n(n,{geometry:o.hoop,material:a.red,highlighted:!0,highlightMaterial:a.highlightRed,matrix:function(){var e=re.rotationMat4v(90*re.DEGTORAD,[0,1,0],re.identityMat4()),t=re.rotationMat4v(270*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yHoop:n.addChild(new _n(n,{geometry:o.hoop,material:a.green,highlighted:!0,highlightMaterial:a.highlightGreen,rotation:[-90,0,0],pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zHoop:n.addChild(new _n(n,{geometry:o.hoop,material:a.blue,highlighted:!0,highlightMaterial:a.highlightBlue,matrix:re.rotationMat4v(180*re.DEGTORAD,[1,0,0],re.identityMat4()),pickable:!1,collidable:!0,clippable:!1,backfaces:!0,visible:!1,isObject:!1}),e),xAxisArrow:n.addChild(new _n(n,{geometry:o.arrowHeadBig,material:a.red,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[0,0,1],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),yAxisArrow:n.addChild(new _n(n,{geometry:o.arrowHeadBig,material:a.green,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(180*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e),zAxisArrow:n.addChild(new _n(n,{geometry:o.arrowHeadBig,material:a.blue,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[.8,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1,isObject:!1}),e)}}},{key:"_bindEvents",value:function(){var e=this,t=this,i=!1,r=-1,s=0,n=1,o=2,a=3,l=4,u=5,c=this._rootNode,A=null,h=null,d=re.vec2(),p=re.vec3([1,0,0]),f=re.vec3([0,1,0]),v=re.vec3([0,0,1]),g=this._viewer.scene.canvas.canvas,m=this._viewer.camera,_=this._viewer.scene,y=re.vec3([0,0,0]),b=-1;this._onCameraViewMatrix=_.camera.on("viewMatrix",(function(){})),this._onCameraProjMatrix=_.camera.on("projMatrix",(function(){})),this._onSceneTick=_.on("tick",(function(){var t=Math.abs(re.lenVec3(re.subVec3(_.camera.eye,e._pos,y)));if(t!==b&&"perspective"===m.projection){var i=.07*(Math.tan(m.perspective.fov*re.DEGTORAD)*t);c.scale=[i,i,i],b=t}if("ortho"===m.projection){var r=m.ortho.scale/10;c.scale=[r,r,r],b=t}}));var x,w,B,P,C,M=function(){var e=new Float64Array(2);return function(t){if(t){for(var i=t.target,r=0,s=0;i.offsetParent;)r+=i.offsetLeft,s+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-r,e[1]=t.pageY-s}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),E=function(){var e=re.mat4();return function(i,r){return re.quaternionToMat4(t._rootNode.quaternion,e),re.transformVec3(e,i,r),re.normalizeVec3(r),r}}(),F=(x=re.vec3(),function(e){var t=Math.abs(e[0]);return t>Math.abs(e[1])&&t>Math.abs(e[2])?re.cross3Vec3(e,[0,1,0],x):re.cross3Vec3(e,[1,0,0],x),re.cross3Vec3(x,e,x),re.normalizeVec3(x),x}),k=(w=re.vec3(),B=re.vec3(),P=re.vec4(),function(e,i,r){E(e,P);var s=F(P,i,r);D(i,s,w),D(r,s,B),re.subVec3(B,w);var n=re.dotVec3(B,P);t._pos[0]+=P[0]*n,t._pos[1]+=P[1]*n,t._pos[2]+=P[2]*n,t._rootNode.position=t._pos,t._sectionPlane&&(t._sectionPlane.pos=t._pos)}),I=function(){var e=re.vec4(),i=re.vec4(),r=re.vec4(),s=re.vec4();return function(n,o,a){if(E(n,s),!(D(o,s,e)&&D(a,s,i))){var l=F(s,o,a);D(o,l,e,1),D(a,l,i,1);var u=re.dotVec3(e,s);e[0]-=u*s[0],e[1]-=u*s[1],e[2]-=u*s[2],u=re.dotVec3(i,s),i[0]-=u*s[0],i[1]-=u*s[1],i[2]-=u*s[2]}re.normalizeVec3(e),re.normalizeVec3(i),u=re.dotVec3(e,i),u=re.clamp(u,-1,1);var c=Math.acos(u)*re.RADTODEG;re.cross3Vec3(e,i,r),re.dotVec3(r,s)<0&&(c=-c),t._rootNode.rotate(n,c),S()}}(),D=function(){var e=re.vec4([0,0,0,1]),i=re.mat4();return function(r,s,n,o){o=o||0,e[0]=r[0]/g.width*2-1,e[1]=-(r[1]/g.height*2-1),e[2]=0,e[3]=1,re.mulMat4(m.projMatrix,m.viewMatrix,i),re.inverseMat4(i),re.transformVec4(i,e,e),re.mulVec4Scalar(e,1/e[3]);var a=m.eye;re.subVec4(e,a,e);var l=t._sectionPlane.pos,u=-re.dotVec3(l,s)-o,c=re.dotVec3(s,e);if(Math.abs(c)>.005){var A=-(re.dotVec3(s,a)+u)/c;return re.mulVec3Scalar(e,A,n),re.addVec3(n,a),re.subVec3(n,l,n),!0}return!1}}(),S=function(){var e=re.vec3(),i=re.mat4();return function(){t.sectionPlane&&(re.quaternionToMat4(c.quaternion,i),re.transformVec3(i,[0,0,1],e),t._setSectionPlaneDir(e))}}(),T=!1;this._onCameraControlHover=this._viewer.cameraControl.on("hoverEnter",(function(t){if(e._visible&&!T){var c;switch(i=!1,C&&(C.visible=!1),t.entity.id){case e._displayMeshes.xAxisArrowHandle.id:case e._displayMeshes.xAxisHandle.id:c=e._affordanceMeshes.xAxisArrow,A=s;break;case e._displayMeshes.yAxisArrowHandle.id:case e._displayMeshes.yShaftHandle.id:c=e._affordanceMeshes.yAxisArrow,A=n;break;case e._displayMeshes.zAxisArrowHandle.id:case e._displayMeshes.zAxisHandle.id:c=e._affordanceMeshes.zAxisArrow,A=o;break;case e._displayMeshes.xCurveHandle.id:c=e._affordanceMeshes.xHoop,A=a;break;case e._displayMeshes.yCurveHandle.id:c=e._affordanceMeshes.yHoop,A=l;break;case e._displayMeshes.zCurveHandle.id:c=e._affordanceMeshes.zHoop,A=u;break;default:return void(A=r)}c&&(c.visible=!0),C=c,i=!0}})),this._onCameraControlHoverLeave=this._viewer.cameraControl.on("hoverOutEntity",(function(t){e._visible&&(C&&(C.visible=!1),C=null,A=r)})),g.addEventListener("mousedown",this._canvasMouseDownListener=function(t){if(t.preventDefault(),e._visible&&i&&(e._viewer.cameraControl.pointerEnabled=!1,1===t.which)){T=!0;var r=M(t);h=A,d[0]=r[0],d[1]=r[1]}}),g.addEventListener("mousemove",this._canvasMouseMoveListener=function(t){if(e._visible&&T){var i=M(t),r=i[0],c=i[1];switch(h){case s:k(p,d,i);break;case n:k(f,d,i);break;case o:k(v,d,i);break;case a:I(p,d,i);break;case l:I(f,d,i);break;case u:I(v,d,i)}d[0]=r,d[1]=c}}),g.addEventListener("mouseup",this._canvasMouseUpListener=function(t){e._visible&&(e._viewer.cameraControl.pointerEnabled=!0,T&&(t.which,T=!1,i=!1))}),g.addEventListener("wheel",this._canvasWheelListener=function(t){if(e._visible)Math.max(-1,Math.min(1,40*-t.deltaY))})}},{key:"_destroy",value:function(){this._unbindEvents(),this._destroyNodes()}},{key:"_unbindEvents",value:function(){var e=this._viewer,t=e.scene,i=t.canvas.canvas,r=e.camera,s=e.cameraControl;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),r.off(this._onCameraViewMatrix),r.off(this._onCameraProjMatrix),s.off(this._onCameraControlHover),s.off(this._onCameraControlHoverLeave)}},{key:"_destroyNodes",value:function(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}]),e}(),sF=function(){function e(t,i,r){var s=this;B(this,e),this.id=r.id,this._sectionPlane=r,this._mesh=new _n(i,{id:r.id,geometry:new Xi(i,Ji({xSize:.5,ySize:.5,zSize:.001})),material:new $i(i,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new rr(i,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new tr(i,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new tr(i,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});var n=re.vec3([0,0,0]),o=re.vec3(),a=re.vec3([0,0,1]),l=re.vec4(4),u=re.vec3(),c=function(){var e=s._sectionPlane.scene.center,t=[-s._sectionPlane.dir[0],-s._sectionPlane.dir[1],-s._sectionPlane.dir[2]];re.subVec3(e,s._sectionPlane.pos,n);var i=-re.dotVec3(t,n);re.normalizeVec3(t),re.mulVec3Scalar(t,i,o);var r=re.vec3PairToQuaternion(a,s._sectionPlane.dir,l);u[0]=.1*o[0],u[1]=.1*o[1],u[2]=.1*o[2],s._mesh.quaternion=r,s._mesh.position=u};this._onSectionPlanePos=this._sectionPlane.on("pos",c),this._onSectionPlaneDir=this._sectionPlane.on("dir",c),this._highlighted=!1,this._selected=!1}return C(e,[{key:"setHighlighted",value:function(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}},{key:"getHighlighted",value:function(){return this._highlighted}},{key:"setSelected",value:function(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}},{key:"getSelected",value:function(){return this._selected}},{key:"destroy",value:function(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}]),e}(),nF=function(){function e(t,i){var r=this;if(B(this,e),!(i.onHoverEnterPlane&&i.onHoverLeavePlane&&i.onClickedNothing&&i.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=t,this._viewer=t.viewer,this._onHoverEnterPlane=i.onHoverEnterPlane,this._onHoverLeavePlane=i.onHoverLeavePlane,this._onClickedNothing=i.onClickedNothing,this._onClickedPlane=i.onClickedPlane,this._visible=!0,this._planes={},this._canvas=i.overviewCanvas,this._scene=new dr(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new Li(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new Li(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new Li(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;var s=this._scene.camera,n=re.rotationMat4c(-90*re.DEGTORAD,1,0,0),o=re.vec3(),a=re.vec3(),l=re.vec3();this._synchCamera=function(){var e=r._viewer.camera.eye,t=r._viewer.camera.look,i=r._viewer.camera.up;re.mulVec3Scalar(re.normalizeVec3(re.subVec3(e,t,o)),7),r._zUp?(re.transformVec3(n,o,a),re.transformVec3(n,i,l),s.look=[0,0,0],s.eye=re.transformVec3(n,o,a),s.up=re.transformPoint3(n,i,l)):(s.look=[0,0,0],s.eye=o,s.up=i)},this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(function(e){r._scene.camera.perspective.fov=e}));var u=null;this._onInputMouseMove=this._scene.input.on("mousemove",(function(e){var t=r._scene.pick({canvasPos:e});if(t){if(!u||t.entity.id!==u.id){if(u)r._planes[u.id]&&r._onHoverLeavePlane(u.id);u=t.entity,r._planes[u.id]&&r._onHoverEnterPlane(u.id)}}else u&&(r._onHoverLeavePlane(u.id),u=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=function(){u?r._planes[u.id]&&r._onClickedPlane(u.id):r._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=function(){u&&(r._onHoverLeavePlane(u.id),u=null)}),this.setVisible(i.overviewVisible)}return C(e,[{key:"addSectionPlane",value:function(e){this._planes[e.id]=new sF(this,this._scene,e)}},{key:"setPlaneHighlighted",value:function(e,t){var i=this._planes[e];i&&i.setHighlighted(t)}},{key:"setPlaneSelected",value:function(e,t){var i=this._planes[e];i&&i.setSelected(t)}},{key:"removeSectionPlane",value:function(e){var t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}},{key:"getVisible",value:function(){return this._visible}},{key:"destroy",value:function(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}]),e}(),oF=re.AABB3(),aF=re.vec3(),lF=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,i),(r=t.call(this,"SectionPlanes",e))._freeControls=[],r._sectionPlanes=e.scene.sectionPlanes,r._controls={},r._shownControlId=null,null!==s.overviewCanvasId&&void 0!==s.overviewCanvasId){var n=document.getElementById(s.overviewCanvasId);n?r._overview=new nF(b(r),{overviewCanvas:n,visible:s.overviewVisible,onHoverEnterPlane:function(e){r._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:function(e){r._overview.setPlaneHighlighted(e,!1)},onClickedPlane:function(e){if(r.getShownControl()!==e){r.showControl(e);var t=r.sectionPlanes[e].pos;oF.set(r.viewer.scene.aabb),re.getAABB3Center(oF,aF),oF[0]+=t[0]-aF[0],oF[1]+=t[1]-aF[1],oF[2]+=t[2]-aF[2],oF[3]+=t[0]-aF[0],oF[4]+=t[1]-aF[1],oF[5]+=t[2]-aF[2],r.viewer.cameraFlight.flyTo({aabb:oF,fitFOV:65})}else r.hideControl()},onClickedNothing:function(){r.hideControl()}}):r.warn("Can't find overview canvas: '"+s.overviewCanvasId+"' - will create plugin without overview")}return r._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(function(e){r._sectionPlaneCreated(e)})),r}return C(i,[{key:"setOverviewVisible",value:function(e){this._overview&&this._overview.setVisible(e)}},{key:"getOverviewVisible",value:function(){if(this._overview)return this._overview.getVisible()}},{key:"sectionPlanes",get:function(){return this._sectionPlanes}},{key:"createSectionPlane",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);var t=new Cn(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0});return t}},{key:"_sectionPlaneCreated",value:function(e){var t=this,i=this._freeControls.length>0?this._freeControls.pop():new rF(this);i._setSectionPlane(e),i.setVisible(!1),this._controls[e.id]=i,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(function(){t._sectionPlaneDestroyed(e)}))}},{key:"flipSectionPlanes",value:function(){var e=this.viewer.scene.sectionPlanes;for(var t in e){e[t].flipDir()}}},{key:"showControl",value:function(e){var t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}},{key:"getShownControl",value:function(){return this._shownControlId}},{key:"hideControl",value:function(){for(var e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}},{key:"destroySectionPlane",value:function(e){var t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}},{key:"_sectionPlaneDestroyed",value:function(e){this._overview&&this._overview.removeSectionPlane(e);var t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}},{key:"clear",value:function(){for(var e=Object.keys(this._sectionPlanes),t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}},{key:"send",value:function(e,t){switch(e){case"snapshotStarting":for(var i in this._controls)this._controls.hasOwnProperty(i)&&this._controls[i].setCulled(!0);break;case"snapshotFinished":for(var r in this._controls)this._controls.hasOwnProperty(r)&&this._controls[r].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}},{key:"destroy",value:function(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),f(x(i.prototype),"destroy",this).call(this)}},{key:"_destroyFreeControls",value:function(){for(var e=this._freeControls.pop();e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}}]),i}(),uF=C((function e(t,i,r,s,n,o){B(this,e),this.plugin=t,this.storeyId=n,this.modelId=s,this.storeyAABB=r.slice(),this.aabb=this.storeyAABB,this.modelAABB=i.slice(),this.numObjects=o})),cF=C((function e(t,i,r,s,n,o){B(this,e),this.storeyId=t,this.imageData=i,this.format=r,this.width=s,this.height=n})),AF=re.vec3(),hF=re.mat4(),dF="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNkYPhfDwAChwGA60e6kgAAAABJRU5ErkJggg==",pF=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"StoreyViews",e))._objectsMemento=new jd,r._cameraMemento=new Nd,r.storeys={},r._storeysList=null,r.modelStoreys={},r._fitStoreyMaps=!!s.fitStoreyMaps,r._onModelLoaded=r.viewer.scene.on("modelLoaded",(function(e){r._registerModelStoreys(e),r.fire("storeys",r.storeys)})),r}return C(i,[{key:"_registerModelStoreys",value:function(e){var t=this,i=this.viewer,r=i.scene,s=i.metaScene,n=s.metaModels[e],o=r.models[e];if(n&&n.rootMetaObjects)for(var a=n.rootMetaObjects,l=0,u=a.length;l<u;l++)for(var c=a[l].getObjectIDsInSubtreeByType(["IfcBuildingStorey"]),A=0,h=c.length;A<h;A++){var d=c[A],p=s.metaObjects[d].getObjectIDsInSubtree(),f=r.getAABB(p),v=Math.random()>.5?p.length:0,g=new uF(this,o.aabb,f,e,d,v);g._onModelDestroyed=o.once("destroyed",(function(){t._deregisterModelStoreys(e),t.fire("storeys",t.storeys)})),this.storeys[d]=g,this._storeysList=null,this.modelStoreys[e]||(this.modelStoreys[e]={}),this.modelStoreys[e][d]=g}}},{key:"_deregisterModelStoreys",value:function(e){var t=this.modelStoreys[e];if(t){var i=this.viewer.scene;for(var r in t)if(t.hasOwnProperty(r)){var s=t[r],n=i.models[s.modelId];n&&n.off(s._onModelDestroyed),delete this.storeys[r],this._storeysList=null}delete this.modelStoreys[e]}}},{key:"fitStoreyMaps",get:function(){return this._fitStoreyMaps}},{key:"gotoStoreyCamera",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),void(t.done&&t.done());var r=this.viewer,s=r.scene,n=s.camera,o=i.storeyAABB;if(o[3]<o[0]||o[4]<o[1]||o[5]<o[2])t.done&&t.done();else if(o[3]!==o[0]||o[4]!==o[1]||o[5]!==o[2]){var a=re.getAABB3Center(o),l=re.getAABB3Diag(o),u=45,c=Math.abs(l/Math.tan(u*re.DEGTORAD)),A=1.3*l,h=AF;h[0]=a[0]+n.worldUp[0]*c,h[1]=a[1]+n.worldUp[1]*c,h[2]=a[2]+n.worldUp[2]*c;var d=n.worldForward;t.done?r.cameraFlight.flyTo(he.apply(t,{eye:h,look:a,up:d,orthoScale:A}),(function(){t.done()})):(r.cameraFlight.jumpTo(he.apply(t,{eye:h,look:a,up:d,orthoScale:A})),r.camera.ortho.scale=A)}else t.done&&t.done()}},{key:"showStoreyObjects",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=this.storeys[e];if(i){var r=this.viewer,s=r.scene,n=r.metaScene,o=n.metaObjects[e];o&&(t.hideOthers&&s.setObjectsVisible(r.scene.visibleObjectIds,!1),this.withStoreyObjects(e,(function(e,t){e&&(e.visible=!0)})))}else this.error("IfcBuildingStorey not found with this ID: "+e)}},{key:"withStoreyObjects",value:function(e,t){var i=this.viewer,r=i.scene,s=i.metaScene,n=s.metaObjects[e];if(n)for(var o=n.getObjectIDsInSubtree(),a=0,l=o.length;a<l;a++){var u=o[a],c=s.metaObjects[u],A=r.objects[u];A&&t(A,c)}}},{key:"createStoreyMap",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=this.storeys[e];if(!i)return this.error("IfcBuildingStorey not found with this ID: "+e),dF;var r,s,n=this.viewer,o=n.scene,a=t.format||"png",l=this._fitStoreyMaps?i.storeyAABB:i.modelAABB,u=Math.abs((l[5]-l[2])/(l[3]-l[0])),c=t.padding||0;t.width&&t.height?(r=t.width,s=t.height):t.height?(s=t.height,r=Math.round(s/u)):t.width?(r=t.width,s=Math.round(r*u)):(r=300,s=Math.round(r*u)),this._objectsMemento.saveObjects(o),this._cameraMemento.saveCamera(o),this.showStoreyObjects(e,he.apply(t,{hideOthers:!0})),this._arrangeStoreyMapCamera(i);var A=n.getSnapshot({width:r,height:s,format:a});return this._objectsMemento.restoreObjects(o),this._cameraMemento.restoreCamera(o),new cF(e,A,a,r,s,c)}},{key:"_arrangeStoreyMapCamera",value:function(e){var t=this.viewer,i=t.scene.camera,r=this._fitStoreyMaps?e.storeyAABB:e.modelAABB,s=re.getAABB3Center(r),n=AF;n[0]=s[0]+.5*i.worldUp[0],n[1]=s[1]+.5*i.worldUp[1],n[2]=s[2]+.5*i.worldUp[2];var o=i.worldForward;t.cameraFlight.jumpTo({eye:n,look:s,up:o});var a=(r[3]-r[0])/2,l=(r[4]-r[1])/2,u=(r[5]-r[2])/2,c=-a,A=+a,h=-l,d=+l,p=-u,f=+u;t.camera.customProjection.matrix=re.orthoMat4c(c,A,p,f,h,d,hF),t.camera.projection="customProjection"}},{key:"pickStoreyMap",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},r=e.storeyId,s=this.storeys[r];if(!s)return this.error("IfcBuildingStorey not found with this ID: "+r),null;var n=1-t[0]/e.width,o=1-t[1]/e.height,a=this._fitStoreyMaps?s.storeyAABB:s.modelAABB,l=a[0],u=a[1],c=a[2],A=a[3],h=a[4],d=a[5],p=A-l,f=h-u,v=d-c,g=re.vec3([l+p*n,u+.5*f,c+v*o]),m=re.vec3([0,-1,0]),_=re.addVec3(g,m,AF),y=this.viewer.camera.worldForward,b=re.lookAtMat4v(g,_,y,hF),x=this.viewer.scene.pick({pickSurface:i.pickSurface,pickInvisible:!0,matrix:b});return x}},{key:"storeyMapToWorldPos",value:function(e,t){var i=e.storeyId,r=this.storeys[i];if(!r)return this.error("IfcBuildingStorey not found with this ID: "+i),null;var s=1-t[0]/e.width,n=1-t[1]/e.height,o=this._fitStoreyMaps?r.storeyAABB:r.modelAABB,a=o[0],l=o[1],u=o[2],c=o[3],A=o[4],h=o[5],d=c-a,p=A-l,f=h-u,v=re.vec3([a+d*s,l+.5*p,u+f*n]);return v}},{key:"getStoreyContainingWorldPos",value:function(e){for(var t in this.storeys){var i=this.storeys[t];if(re.point3AABB3AbsoluteIntersect(i.storeyAABB,e))return t}return null}},{key:"getStoreyInVerticalRange",value:function(e){for(var t in this.storeys){var i=this.storeys[t],r=[0,0,0,0,0,0],s=[0,0,0];if(r[1]=i.storeyAABB[1],r[4]=i.storeyAABB[4],s[1]=e[1],re.point3AABB3AbsoluteIntersect(r,s))return t}return null}},{key:"isPositionAboveOrBelowBuilding",value:function(e){var t=Object.keys(this.storeys),i=[t[0],t[t.length-1]];return e[1]<this.storeys[i[0]].storeyAABB[1]?i[0]:e[1]>this.storeys[i[1]].storeyAABB[4]?i[1]:null}},{key:"worldPosToStoreyMap",value:function(e,t,i){var r=e.storeyId,s=this.storeys[r];if(!s)return this.error("IfcBuildingStorey not found with this ID: "+r),!1;var n=this._fitStoreyMaps?s.storeyAABB:s.modelAABB,o=n[0],a=n[1],l=n[2],u=n[3]-o,c=n[4]-a,A=n[5]-l,h=this.viewer.camera.worldUp,d=h[0]>h[1]&&h[0]>h[2],p=!d&&h[1]>h[0]&&h[1]>h[2];!d&&!p&&h[2]>h[0]&&(h[2],h[1]);var f=e.width/u,v=p?e.height/A:e.height/c;return i[0]=Math.floor(e.width-(t[0]-o)*f),i[1]=Math.floor(e.height-(t[2]-l)*v),i[0]>=0&&i[0]<e.width&&i[1]>=0&&i[1]<=e.height}},{key:"worldDirToStoreyMap",value:function(e,t,i){var r=this.viewer.camera,s=r.eye,n=r.look,o=re.subVec3(n,s,AF),a=r.worldUp,l=a[0]>a[1]&&a[0]>a[2],u=!l&&a[1]>a[0]&&a[1]>a[2];!l&&!u&&a[2]>a[0]&&(a[2],a[1]),l?(i[0]=o[1],i[1]=o[2]):u?(i[0]=o[0],i[1]=o[2]):(i[0]=o[0],i[1]=o[1]),re.normalizeVec2(i)}},{key:"destroy",value:function(){this.viewer.scene.off(this._onModelLoaded),f(x(i.prototype),"destroy",this).call(this)}},{key:"storeysList",get:function(){return this._storeysList||(this._storeysList=Object.values(this.storeys),this._storeysList.sort(this._getSpatialSortFunc())),this._storeysList}},{key:"_getSpatialSortFunc",value:function(){var e=this.viewer.scene.camera;return this._spatialSortFunc||(this._spatialSortFunc=function(t,i){var r=0;return r=e.xUp?0:e.yUp?1:2,t.aabb[r]>i.aabb[r]?-1:t.aabb[r]<i.aabb[r]?1:0})}}]),i}(),fF=new Float64Array([0,0,1]),vF=new Float64Array(4),gF=function(){function e(t){B(this,e),this.id=null,this._viewer=t.viewer,this._plugin=t,this._visible=!1,this._pos=re.vec3(),this._origin=re.vec3(),this._rtcPos=re.vec3(),this._baseDir=re.vec3(),this._rootNode=null,this._displayMeshes=null,this._affordanceMeshes=null,this._ignoreNextSectionPlaneDirUpdate=!1,this._createNodes(),this._bindEvents()}return C(e,[{key:"_setSectionPlane",value:function(e){var t=this;this._sectionPlane&&(this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._onSectionPlanePos=null,this._onSectionPlaneDir=null,this._sectionPlane=null),e&&(this.id=e.id,this._setPos(e.pos),this._setDir(e.dir),this._sectionPlane=e,this._onSectionPlanePos=e.on("pos",(function(){t._setPos(t._sectionPlane.pos)})),this._onSectionPlaneDir=e.on("dir",(function(){t._ignoreNextSectionPlaneDirUpdate?t._ignoreNextSectionPlaneDirUpdate=!1:t._setDir(t._sectionPlane.dir)})))}},{key:"sectionPlane",get:function(){return this._sectionPlane}},{key:"_setPos",value:function(e){this._pos.set(e),je(this._pos,this._origin,this._rtcPos),this._rootNode.origin=this._origin,this._rootNode.position=this._rtcPos}},{key:"_setDir",value:function(e){this._baseDir.set(e),this._rootNode.quaternion=re.vec3PairToQuaternion(fF,e,vF)}},{key:"_setSectionPlaneDir",value:function(e){this._sectionPlane&&(this._ignoreNextSectionPlaneDirUpdate=!0,this._sectionPlane.dir=e)}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];if(this._visible!==e){var t;for(t in this._visible=e,this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].visible=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].visible=e)}}},{key:"getVisible",value:function(){return this._visible}},{key:"setCulled",value:function(e){var t;for(t in this._displayMeshes)this._displayMeshes.hasOwnProperty(t)&&(this._displayMeshes[t].culled=e);if(!e)for(t in this._affordanceMeshes)this._affordanceMeshes.hasOwnProperty(t)&&(this._affordanceMeshes[t].culled=e)}},{key:"_createNodes",value:function(){var e=!1,t=this._viewer.scene,i=.01;this._rootNode=new Rn(t,{position:[0,0,0],scale:[5,5,5]});var r=this._rootNode,s={arrowHead:new Xi(r,bn({radiusTop:.001,radiusBottom:.07,radialSegments:32,heightSegments:1,height:.2,openEnded:!1})),arrowHeadBig:new Xi(r,bn({radiusTop:.001,radiusBottom:.09,radialSegments:32,heightSegments:1,height:.25,openEnded:!1})),axis:new Xi(r,bn({radiusTop:i,radiusBottom:i,radialSegments:20,heightSegments:1,height:1,openEnded:!1}))},n={red:new $i(r,{diffuse:[1,0,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),green:new $i(r,{diffuse:[0,1,0],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),blue:new $i(r,{diffuse:[0,0,1],emissive:[1,0,0],ambient:[0,0,0],specular:[.6,.6,.3],shininess:80,lineWidth:2}),highlightRed:new tr(r,{edges:!1,fill:!0,fillColor:[1,0,0],fillAlpha:.6})};this._displayMeshes={plane:r.addChild(new _n(r,{geometry:new Xi(r,{primitive:"triangles",positions:[.5,.5,0,.5,-.5,0,-.5,-.5,0,-.5,.5,0,.5,.5,-0,.5,-.5,-0,-.5,-.5,-0,-.5,.5,-0],indices:[0,1,2,2,3,0]}),material:new $i(r,{emissive:[0,0,0],diffuse:[0,0,0],backfaces:!0}),opacity:.6,ghosted:!0,pickable:!1,collidable:!0,clippable:!1,visible:!1,scale:[2.4,2.4,1]}),e),planeFrame:r.addChild(new _n(r,{geometry:new Xi(r,co({center:[0,0,0],radius:1.7,tube:.02,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new $i(r,{emissive:[0,0,0],diffuse:[0,0,0],specular:[0,0,0],shininess:0}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,.1],rotation:[0,0,45]}),e),center:r.addChild(new _n(r,{geometry:new Xi(r,xn({radius:.05})),material:n.center,pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zAxisArrow:r.addChild(new _n(r,{geometry:s.arrowHead,material:n.blue,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[.8,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e),zShaft:r.addChild(new _n(r,{geometry:s.axis,material:n.blue,matrix:function(){var e=re.translateMat4c(0,.5,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[1,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),clippable:!1,pickable:!1,collidable:!0,visible:!1}),e)},this._affordanceMeshes={planeFrame:r.addChild(new _n(r,{geometry:new Xi(r,co({center:[0,0,0],radius:2,tube:i,radialSegments:4,tubeSegments:4,arc:2*Math.PI})),material:new $i(r,{ambient:[1,1,1],diffuse:[0,0,0],emissive:[1,1,0]}),highlighted:!0,highlightMaterial:new tr(r,{edges:!1,filled:!0,fillColor:[1,1,0],fillAlpha:1}),pickable:!1,collidable:!1,clippable:!1,visible:!1,scale:[1,1,1],rotation:[0,0,45]}),e),zAxisArrow:r.addChild(new _n(r,{geometry:s.arrowHeadBig,material:n.blue,matrix:function(){var e=re.translateMat4c(0,1.1,0,re.identityMat4()),t=re.rotationMat4v(-90*re.DEGTORAD,[.8,0,0],re.identityMat4());return re.mulMat4(t,e,re.identityMat4())}(),pickable:!1,collidable:!0,clippable:!1,visible:!1}),e)}}},{key:"_bindEvents",value:function(){var e=this,t=this._rootNode,i=re.vec2(),r=this._viewer.camera,s=this._viewer.scene,n=0,o=!1,a=re.vec3([0,0,0]),l=-1;this._onCameraViewMatrix=s.camera.on("viewMatrix",(function(){})),this._onCameraProjMatrix=s.camera.on("projMatrix",(function(){})),this._onSceneTick=s.on("tick",(function(){o=!1;var i=Math.abs(re.lenVec3(re.subVec3(s.camera.eye,e._pos,a)));if(i!==l&&"perspective"===r.projection){var u=.07*(Math.tan(r.perspective.fov*re.DEGTORAD)*i);t.scale=[u,u,u],l=i}if("ortho"===r.projection){var A=r.ortho.scale/10;t.scale=[A,A,A],l=i}0!==n&&(c(n),n=0)}));var u=function(){var e=new Float64Array(2);return function(t){if(t){for(var i=t.target,r=0,s=0;i.offsetParent;)r+=i.offsetLeft,s+=i.offsetTop,i=i.offsetParent;e[0]=t.pageX-r,e[1]=t.pageY-s}else t=window.event,e[0]=t.x,e[1]=t.y;return e}}(),c=function(t){var i=e._sectionPlane.pos,r=e._sectionPlane.dir;re.addVec3(i,re.mulVec3Scalar(r,.1*t*e._plugin.getDragSensitivity(),re.vec3())),e._sectionPlane.pos=i},A=!1;this._plugin._controlElement.addEventListener("mousedown",this._canvasMouseDownListener=function(t){if(t.preventDefault(),e._visible&&(e._viewer.cameraControl.pointerEnabled=!1,1===t.which)){A=!0;var r=u(t);i[0]=r[0],i[1]=r[1]}}),this._plugin._controlElement.addEventListener("mousemove",this._canvasMouseMoveListener=function(t){if(e._visible&&A&&!o){var r=u(t),s=r[0],n=r[1];c(n-i[1]),i[0]=s,i[1]=n}}),this._plugin._controlElement.addEventListener("mouseup",this._canvasMouseUpListener=function(t){e._visible&&(e._viewer.cameraControl.pointerEnabled=!0,A&&(t.which,A=!1))}),this._plugin._controlElement.addEventListener("wheel",this._canvasWheelListener=function(t){e._visible&&(n+=Math.max(-1,Math.min(1,40*-t.deltaY)))});var h,d,p=null;this._plugin._controlElement.addEventListener("touchstart",this._handleTouchStart=function(t){t.stopPropagation(),t.preventDefault(),e._visible&&(h=t.touches[0].clientY,p=h,n=0)}),this._plugin._controlElement.addEventListener("touchmove",this._handleTouchMove=function(t){t.stopPropagation(),t.preventDefault(),e._visible&&(o||(o=!0,d=t.touches[0].clientY,null!==p&&(n+=d-p),p=d))}),this._plugin._controlElement.addEventListener("touchend",this._handleTouchEnd=function(t){t.stopPropagation(),t.preventDefault(),e._visible&&(h=null,d=null,n=0)})}},{key:"_destroy",value:function(){this._unbindEvents(),this._destroyNodes()}},{key:"_unbindEvents",value:function(){var e=this._viewer,t=e.scene,i=t.canvas.canvas,r=e.camera,s=this._plugin._controlElement;t.off(this._onSceneTick),i.removeEventListener("mousedown",this._canvasMouseDownListener),i.removeEventListener("mousemove",this._canvasMouseMoveListener),i.removeEventListener("mouseup",this._canvasMouseUpListener),i.removeEventListener("wheel",this._canvasWheelListener),s.removeEventListener("touchstart",this._handleTouchStart),s.removeEventListener("touchmove",this._handleTouchMove),s.removeEventListener("touchend",this._handleTouchEnd),r.off(this._onCameraViewMatrix),r.off(this._onCameraProjMatrix)}},{key:"_destroyNodes",value:function(){this._setSectionPlane(null),this._rootNode.destroy(),this._displayMeshes={},this._affordanceMeshes={}}}]),e}(),mF=function(){function e(t,i,r){var s=this;B(this,e),this.id=r.id,this._sectionPlane=r,this._mesh=new _n(i,{id:r.id,geometry:new Xi(i,Ji({xSize:.5,ySize:.5,zSize:.001})),material:new $i(i,{emissive:[1,1,1],diffuse:[0,0,0],backfaces:!1}),edgeMaterial:new rr(i,{edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),highlightMaterial:new tr(i,{fill:!0,fillColor:[.5,1,.5],fillAlpha:.7,edges:!0,edgeColor:[0,0,0],edgeAlpha:1,edgeWidth:1}),selectedMaterial:new tr(i,{fill:!0,fillColor:[0,0,1],fillAlpha:.7,edges:!0,edgeColor:[1,0,0],edgeAlpha:1,edgeWidth:1}),highlighted:!0,scale:[3,3,3],position:[0,0,0],rotation:[0,0,0],opacity:.3,edges:!0});var n=re.vec3([0,0,0]),o=re.vec3(),a=re.vec3([0,0,1]),l=re.vec4(4),u=re.vec3(),c=function(){var e=s._sectionPlane.scene.center,t=[-s._sectionPlane.dir[0],-s._sectionPlane.dir[1],-s._sectionPlane.dir[2]];re.subVec3(e,s._sectionPlane.pos,n);var i=-re.dotVec3(t,n);re.normalizeVec3(t),re.mulVec3Scalar(t,i,o);var r=re.vec3PairToQuaternion(a,s._sectionPlane.dir,l);u[0]=.1*o[0],u[1]=.1*o[1],u[2]=.1*o[2],s._mesh.quaternion=r,s._mesh.position=u};this._onSectionPlanePos=this._sectionPlane.on("pos",c),this._onSectionPlaneDir=this._sectionPlane.on("dir",c),this._highlighted=!1,this._selected=!1}return C(e,[{key:"setHighlighted",value:function(e){this._highlighted=!!e,this._mesh.highlighted=this._highlighted,this._mesh.highlightMaterial.fillColor=e?[0,.7,0]:[0,0,0]}},{key:"getHighlighted",value:function(){return this._highlighted}},{key:"setSelected",value:function(e){this._selected=!!e,this._mesh.edgeMaterial.edgeWidth=e?3:1,this._mesh.highlightMaterial.edgeWidth=e?3:1}},{key:"getSelected",value:function(){return this._selected}},{key:"destroy",value:function(){this._sectionPlane.off(this._onSectionPlanePos),this._sectionPlane.off(this._onSectionPlaneDir),this._mesh.destroy()}}]),e}(),_F=function(){function e(t,i){var r=this;if(B(this,e),!(i.onHoverEnterPlane&&i.onHoverLeavePlane&&i.onClickedNothing&&i.onClickedPlane))throw"Missing config(s): onHoverEnterPlane, onHoverLeavePlane, onClickedNothing || onClickedPlane";this.plugin=t,this._viewer=t.viewer,this._onHoverEnterPlane=i.onHoverEnterPlane,this._onHoverLeavePlane=i.onHoverLeavePlane,this._onClickedNothing=i.onClickedNothing,this._onClickedPlane=i.onClickedPlane,this._visible=!0,this._planes={},this._canvas=i.overviewCanvas,this._scene=new dr(this._viewer,{canvasId:this._canvas.id,transparent:!0}),this._scene.clearLights(),new Li(this._scene,{dir:[.4,-.4,.8],color:[.8,1,1],intensity:1,space:"view"}),new Li(this._scene,{dir:[-.8,-.3,-.4],color:[.8,.8,.8],intensity:1,space:"view"}),new Li(this._scene,{dir:[.8,-.6,-.8],color:[1,1,1],intensity:1,space:"view"}),this._scene.camera,this._scene.camera.perspective.fov=70,this._zUp=!1;var s=this._scene.camera,n=re.rotationMat4c(-90*re.DEGTORAD,1,0,0),o=re.vec3(),a=re.vec3(),l=re.vec3();this._synchCamera=function(){var e=r._viewer.camera.eye,t=r._viewer.camera.look,i=r._viewer.camera.up;re.mulVec3Scalar(re.normalizeVec3(re.subVec3(e,t,o)),7),r._zUp?(re.transformVec3(n,o,a),re.transformVec3(n,i,l),s.look=[0,0,0],s.eye=re.transformVec3(n,o,a),s.up=re.transformPoint3(n,i,l)):(s.look=[0,0,0],s.eye=o,s.up=i)},this._onViewerCameraMatrix=this._viewer.camera.on("matrix",this._synchCamera),this._onViewerCameraWorldAxis=this._viewer.camera.on("worldAxis",this._synchCamera),this._onViewerCameraFOV=this._viewer.camera.perspective.on("fov",(function(e){r._scene.camera.perspective.fov=e}));var u=null;this._onInputMouseMove=this._scene.input.on("mousemove",(function(e){var t=r._scene.pick({canvasPos:e});if(t){if(!u||t.entity.id!==u.id){if(u)r._planes[u.id]&&r._onHoverLeavePlane(u.id);u=t.entity,r._planes[u.id]&&r._onHoverEnterPlane(u.id)}}else u&&(r._onHoverLeavePlane(u.id),u=null)})),this._scene.canvas.canvas.addEventListener("mouseup",this._onCanvasMouseUp=function(){u?r._planes[u.id]&&r._onClickedPlane(u.id):r._onClickedNothing()}),this._scene.canvas.canvas.addEventListener("mouseout",this._onCanvasMouseOut=function(){u&&(r._onHoverLeavePlane(u.id),u=null)}),this.setVisible(i.overviewVisible)}return C(e,[{key:"addSectionPlane",value:function(e){this._planes[e.id]=new mF(this,this._scene,e)}},{key:"setPlaneHighlighted",value:function(e,t){var i=this._planes[e];i&&i.setHighlighted(t)}},{key:"setPlaneSelected",value:function(e,t){var i=this._planes[e];i&&i.setSelected(t)}},{key:"removeSectionPlane",value:function(e){var t=this._planes[e.id];t&&(t.destroy(),delete this._planes[e.id])}},{key:"setVisible",value:function(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];this._visible=e,this._canvas.style.visibility=e?"visible":"hidden"}},{key:"getVisible",value:function(){return this._visible}},{key:"destroy",value:function(){this._viewer.camera.off(this._onViewerCameraMatrix),this._viewer.camera.off(this._onViewerCameraWorldAxis),this._viewer.camera.perspective.off(this._onViewerCameraFOV),this._scene.input.off(this._onInputMouseMove),this._scene.canvas.canvas.removeEventListener("mouseup",this._onCanvasMouseUp),this._scene.canvas.canvas.removeEventListener("mouseout",this._onCanvasMouseOut),this._scene.destroy()}}]),e}(),yF=re.AABB3(),bF=re.vec3(),xF=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,i),(r=t.call(this,"FaceAlignedSectionPlanesPlugin",e))._freeControls=[],r._sectionPlanes=e.scene.sectionPlanes,r._controls={},r._shownControlId=null,r._dragSensitivity=s.dragSensitivity||1,null!==s.overviewCanvasId&&void 0!==s.overviewCanvasId){var n=document.getElementById(s.overviewCanvasId);n?r._overview=new _F(b(r),{overviewCanvas:n,visible:s.overviewVisible,onHoverEnterPlane:function(e){r._overview.setPlaneHighlighted(e,!0)},onHoverLeavePlane:function(e){r._overview.setPlaneHighlighted(e,!1)},onClickedPlane:function(e){if(r.getShownControl()!==e){r.showControl(e);var t=r.sectionPlanes[e].pos;yF.set(r.viewer.scene.aabb),re.getAABB3Center(yF,bF),yF[0]+=t[0]-bF[0],yF[1]+=t[1]-bF[1],yF[2]+=t[2]-bF[2],yF[3]+=t[0]-bF[0],yF[4]+=t[1]-bF[1],yF[5]+=t[2]-bF[2],r.viewer.cameraFlight.flyTo({aabb:yF,fitFOV:65})}else r.hideControl()},onClickedNothing:function(){r.hideControl()}}):r.warn("Can't find overview canvas: '"+s.overviewCanvasId+"' - will create plugin without overview")}return null===s.controlElementId||void 0===s.controlElementId?r.error("Parameter expected: controlElementId"):(r._controlElement=document.getElementById(s.controlElementId),r._controlElement||r.warn("Can't find control element: '"+s.controlElementId+"' - will create plugin without control element")),r._onSceneSectionPlaneCreated=e.scene.on("sectionPlaneCreated",(function(e){r._sectionPlaneCreated(e)})),r}return C(i,[{key:"setDragSensitivity",value:function(e){this._dragSensitivity=e||1}},{key:"getDragSensitivity",value:function(){return this._dragSensitivity}},{key:"setOverviewVisible",value:function(e){this._overview&&this._overview.setVisible(e)}},{key:"getOverviewVisible",value:function(){if(this._overview)return this._overview.getVisible()}},{key:"sectionPlanes",get:function(){return this._sectionPlanes}},{key:"createSectionPlane",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};void 0!==e.id&&null!==e.id&&this.viewer.scene.components[e.id]&&(this.error("Viewer component with this ID already exists: "+e.id),delete e.id);var t=new Cn(this.viewer.scene,{id:e.id,pos:e.pos,dir:e.dir,active:!0});return t}},{key:"_sectionPlaneCreated",value:function(e){var t=this,i=this._freeControls.length>0?this._freeControls.pop():new gF(this);i._setSectionPlane(e),i.setVisible(!1),this._controls[e.id]=i,this._overview&&this._overview.addSectionPlane(e),e.once("destroyed",(function(){t._sectionPlaneDestroyed(e)}))}},{key:"flipSectionPlanes",value:function(){var e=this.viewer.scene.sectionPlanes;for(var t in e){e[t].flipDir()}}},{key:"showControl",value:function(e){var t=this._controls[e];t?(this.hideControl(),t.setVisible(!0),this._overview&&this._overview.setPlaneSelected(e,!0),this._shownControlId=e):this.error("Control not found: "+e)}},{key:"getShownControl",value:function(){return this._shownControlId}},{key:"hideControl",value:function(){for(var e in this._controls)this._controls.hasOwnProperty(e)&&(this._controls[e].setVisible(!1),this._overview&&this._overview.setPlaneSelected(e,!1));this._shownControlId=null}},{key:"destroySectionPlane",value:function(e){var t=this.viewer.scene.sectionPlanes[e];t?(this._sectionPlaneDestroyed(t),t.destroy(),e===this._shownControlId&&(this._shownControlId=null)):this.error("SectionPlane not found: "+e)}},{key:"_sectionPlaneDestroyed",value:function(e){this._overview&&this._overview.removeSectionPlane(e);var t=this._controls[e.id];t&&(t.setVisible(!1),t._setSectionPlane(null),delete this._controls[e.id],this._freeControls.push(t))}},{key:"clear",value:function(){for(var e=Object.keys(this._sectionPlanes),t=0,i=e.length;t<i;t++)this.destroySectionPlane(e[t])}},{key:"send",value:function(e,t){switch(e){case"snapshotStarting":for(var i in this._controls)this._controls.hasOwnProperty(i)&&this._controls[i].setCulled(!0);break;case"snapshotFinished":for(var r in this._controls)this._controls.hasOwnProperty(r)&&this._controls[r].setCulled(!1);break;case"clearSectionPlanes":this.clear()}}},{key:"destroy",value:function(){this.clear(),this._overview&&this._overview.destroy(),this._destroyFreeControls(),f(x(i.prototype),"destroy",this).call(this)}},{key:"_destroyFreeControls",value:function(){for(var e=this._freeControls.pop();e;)e._destroy(),e=this._freeControls.pop();this.viewer.scene.off(this._onSceneSectionPlaneCreated)}}]),i}(),wF=function(e){g(i,Ue);var t=_(i);function i(e){var r;return B(this,i),(r=t.call(this,"skyboxes",e)).skyboxes={},r}return C(i,[{key:"send",value:function(e,t){if("clear"===e)this.clear()}},{key:"createSkybox",value:function(e,t){if(this.viewer.scene.components[e])return this.error("Component with this ID already exists: "+e),this;var i=new Xd(this.viewer.scene,{id:e,pos:t.pos,dir:t.dir,active:!0});return this.skyboxes[e]=i,i}},{key:"destroySkybox",value:function(e){var t=this.skyboxes[e];t?t.destroy():this.error("Skybox not found: "+e)}},{key:"clear",value:function(){for(var e=Object.keys(this.viewer.scene.skyboxes),t=0,i=e.length;t<i;t++)this.destroySkybox(e[t])}},{key:"destroy",value:function(){this.clear(),f(x(i.prototype),"clear",this).call(this)}}]),i}(),BF=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};B(this,e),this.cacheBuster=!1!==t.cacheBuster}return C(e,[{key:"_cacheBusterURL",value:function(e){if(!this.cacheBuster)return e;var t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}},{key:"getSTL",value:function(e,t,i){e=this._cacheBusterURL(e);var r=new XMLHttpRequest;r.overrideMimeType("application/json"),r.open("GET",e,!0),r.responseType="arraybuffer",r.onreadystatechange=function(){4===r.readyState&&(200===r.status?t(r.response):i(r.statusText))},r.send(null)}}]),e}(),PF=re.vec3(),CF=function(){function e(){B(this,e)}return C(e,[{key:"load",value:function(e,t,i,r,s,n){r=r||{};var o=e.viewer.scene.canvas.spinner;o.processes++,e.dataSource.getSTL(i,(function(i){!function(e,t,i,r){try{var s=DF(i);MF(s)?EF(e,s,t,r):FF(e,IF(i),t,r)}catch(e){t.fire("error",e)}}(e,t,i,r);try{var a=DF(i);MF(a)?EF(e,a,t,r):FF(e,IF(i),t,r),o.processes--,we.scheduleTask((function(){t.fire("loaded",!0,!1)})),s&&s()}catch(i){o.processes--,e.error(i),n&&n(i),t.fire("error",i)}}),(function(i){o.processes--,e.error(i),n&&n(i),t.fire("error",i)}))}},{key:"parse",value:function(e,t,i,r){var s=e.viewer.scene.canvas.spinner;s.processes++;try{var n=DF(i);MF(n)?EF(e,n,t,r):FF(e,IF(i),t,r),s.processes--,we.scheduleTask((function(){t.fire("loaded",!0,!1)}))}catch(e){s.processes--,t.fire("error",e)}}}]),e}();function MF(e){var t=new DataView(e);if(84+50*t.getUint32(80,!0)===t.byteLength)return!0;for(var i=[115,111,108,105,100],r=0;r<5;r++)if(i[r]!==t.getUint8(r,!1))return!0;return!1}function EF(e,t,i,r){for(var s,n,o,a,l,u,c,A=new DataView(t),h=A.getUint32(80,!0),d=!1,p=null,f=null,v=null,g=!1,m=0;m<70;m++)1129270351===A.getUint32(m,!1)&&82===A.getUint8(m+4)&&61===A.getUint8(m+5)&&(d=!0,a=[],l=A.getUint8(m+6)/255,u=A.getUint8(m+7)/255,c=A.getUint8(m+8)/255,A.getUint8(m+9));for(var _=new Qn(i,{roughness:.5}),y=[],b=[],x=r.splitMeshes,w=0;w<h;w++){var B=84+50*w,P=A.getFloat32(B,!0),C=A.getFloat32(B+4,!0),M=A.getFloat32(B+8,!0);if(d){var E=A.getUint16(B+48,!0);0==(32768&E)?(s=(31&E)/31,n=(E>>5&31)/31,o=(E>>10&31)/31):(s=l,n=u,o=c),(x&&s!==p||n!==f||o!==v)&&(null!==p&&(g=!0),p=s,f=n,v=o)}for(var F=1;F<=3;F++){var k=B+12*F;y.push(A.getFloat32(k,!0)),y.push(A.getFloat32(k+4,!0)),y.push(A.getFloat32(k+8,!0)),b.push(P,C,M),d&&a.push(s,n,o,1)}x&&g&&(kF(i,y,b,a,_,r),y=[],b=[],a=a?[]:null,g=!1)}y.length>0&&kF(i,y,b,a,_,r)}function FF(e,t,i,r){for(var s,n,o,a,l,u,c,A=/facet([\s\S]*?)endfacet/g,h=0,d=/[\s]+([+-]?(?:\d+.\d+|\d+.|\d+|.\d+)(?:[eE][+-]?\d+)?)/.source,p=new RegExp("vertex"+d+d+d,"g"),f=new RegExp("normal"+d+d+d,"g"),v=[],g=[];null!==(a=A.exec(t));){for(l=0,u=0,c=a[0];null!==(a=f.exec(c));)s=parseFloat(a[1]),n=parseFloat(a[2]),o=parseFloat(a[3]),u++;for(;null!==(a=p.exec(c));)v.push(parseFloat(a[1]),parseFloat(a[2]),parseFloat(a[3])),g.push(s,n,o),l++;1!==u&&e.error("Error in normal of face "+h),3!==l&&e.error("Error in positions of face "+h),h++}kF(i,v,g,null,new Qn(i,{roughness:.5}),r)}function kF(e,t,i,r,s,n){for(var o=new Int32Array(t.length/3),a=0,l=o.length;a<l;a++)o[a]=a;i=i&&i.length>0?i:null,r=r&&r.length>0?r:null,n.smoothNormals&&re.faceToVertexNormals(t,i,n);var u=PF;Ge(t,t,u);var c=new Xi(e,{primitive:"triangles",positions:t,normals:i,colors:r,indices:o}),A=new _n(e,{origin:0!==u[0]||0!==u[1]||0!==u[2]?u:null,geometry:c,material:s,edges:n.edges});e.addChild(A)}function IF(e){return"string"!=typeof e?function(e){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(e);for(var t="",i=0,r=e.length;i<r;i++)t+=String.fromCharCode(e[i]);return decodeURIComponent(escape(t))}(new Uint8Array(e)):e}function DF(e){if("string"==typeof e){for(var t=new Uint8Array(e.length),i=0;i<e.length;i++)t[i]=255&e.charCodeAt(i);return t.buffer||t}return e}var SF=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"STLLoader",e,s))._sceneGraphLoader=new CF,r.dataSource=s.dataSource,r}return C(i,[{key:"dataSource",get:function(){return this._dataSource},set:function(e){this._dataSource=e||new BF}},{key:"load",value:function(e){e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);var t=new Rn(this.viewer.scene,he.apply(e,{isModel:!0})),i=e.src,r=e.stl;return i||r?(i?this._sceneGraphLoader.load(this,t,i,e):this._sceneGraphLoader.parse(this,t,r,e),t):(this.error("load() param expected: either 'src' or 'stl'"),t)}}]),i}(),TF=function(){function e(){B(this,e)}return C(e,[{key:"createRootNode",value:function(){return document.createElement("ul")}},{key:"createNodeElement",value:function(e,t,i,r,s){var n=document.createElement("li");if(n.id=e.nodeId,e.xrayed&&n.classList.add("xrayed-node"),e.children.length>0){var o=document.createElement("a");o.href="#",o.id="switch-".concat(e.nodeId),o.textContent="+",o.classList.add("plus"),t&&o.addEventListener("click",t),n.appendChild(o)}var a=document.createElement("input");a.id="checkbox-".concat(e.nodeId),a.type="checkbox",a.checked=e.checked,a.style["pointer-events"]="all",i&&a.addEventListener("change",i),n.appendChild(a);var l=document.createElement("span");return l.textContent=e.title,n.appendChild(l),r&&(l.oncontextmenu=r),s&&(l.onclick=s),n}},{key:"createDisabledNodeElement",value:function(e){var t=document.createElement("li"),i=document.createElement("a");i.href="#",i.textContent="!",i.classList.add("warn"),i.classList.add("warning"),t.appendChild(i);var r=document.createElement("span");return r.textContent=e,t.appendChild(r),t}},{key:"addChildren",value:function(e,t){var i=document.createElement("ul");t.forEach((function(e){i.appendChild(e)})),e.parentElement.appendChild(i)}},{key:"expand",value:function(e,t,i){e.classList.remove("plus"),e.classList.add("minus"),e.textContent="-",e.removeEventListener("click",t),e.addEventListener("click",i)}},{key:"collapse",value:function(e,t,i){if(e){var r=e.parentElement;if(r){var s=r.querySelector("ul");s&&(r.removeChild(s),e.classList.remove("minus"),e.classList.add("plus"),e.textContent="+",e.removeEventListener("click",i),e.addEventListener("click",t))}}}},{key:"isExpanded",value:function(e){return void 0!==e.parentElement.getElementsByTagName("li")[0]}},{key:"getId",value:function(e){return e.parentElement.id}},{key:"getIdFromCheckbox",value:function(e){return e.id.replace("checkbox-","")}},{key:"getSwitchElement",value:function(e){return document.getElementById("switch-".concat(e))}},{key:"isChecked",value:function(e){return e.checked}},{key:"setCheckbox",value:function(e,t){var i=arguments.length>2&&void 0!==arguments[2]&&arguments[2],r=document.getElementById("checkbox-".concat(e));r&&(t!==r.checked&&(r.checked=t),i!==r.indeterminate&&(r.indeterminate=i,i&&(r.checked=!1)))}},{key:"setXRayed",value:function(e,t){var i=document.getElementById(e);i&&(t?i.classList.add("xrayed-node"):i.classList.remove("xrayed-node"))}},{key:"setHighlighted",value:function(e,t){var i=document.getElementById(e);i&&(t?(i.scrollIntoView({block:"center"}),i.classList.add("highlighted-node")):i.classList.remove("highlighted-node"))}}]),e}(),LF=[],RF=function(e){g(i,Ue);var t=_(i);function i(e){var r,s,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i),(s=t.call(this,"TreeViewPlugin",e)).errors=[],s.valid=!0;var o=n.containerElement||document.getElementById(n.containerElementId);if(!(o instanceof HTMLElement))return s.error("Mandatory config expected: valid containerElementId or containerElement"),y(s);for(var a=0;;a++)if(!LF[a]){LF[a]=b(s),s._index=a,s._id="tree-".concat(a);break}if(s._containerElement=o,s._metaModels={},s._autoAddModels=!1!==n.autoAddModels,s._autoExpandDepth=n.autoExpandDepth||0,s._sortNodes=!1!==n.sortNodes,s._viewer=e,s._rootElement=null,s._muteSceneEvents=!1,s._muteTreeEvents=!1,s._rootNodes=[],s._objectNodes={},s._nodeNodes={},s._rootNames={},s._sortNodes=n.sortNodes,s._pruneEmptyNodes=n.pruneEmptyNodes,s._showListItemElementId=null,s._renderService=n.renderService||new TF,s._showIndeterminate=null!==(r=n.showIndeterminate)&&void 0!==r&&r,!s._renderService)throw new Error("TreeViewPlugin: no render service set");if(s._containerElement.oncontextmenu=function(e){e.preventDefault()},s._onObjectVisibility=s._viewer.scene.on("objectVisibility",(function(e){if(!s._muteSceneEvents){var t=e.id,i=s._objectNodes[t];if(i){var r=e.visible;if(r!==i.checked){s._muteTreeEvents=!0,i.checked=r,r?i.numVisibleEntities++:i.numVisibleEntities--,s._renderService.setCheckbox(i.nodeId,r);for(var n=i.parent;n;){n.checked=r,r?n.numVisibleEntities++:n.numVisibleEntities--;var o=s._showIndeterminate&&n.numVisibleEntities>0&&n.numVisibleEntities<n.numEntities;s._renderService.setCheckbox(n.nodeId,n.numVisibleEntities>0,o),n=n.parent}s._muteTreeEvents=!1}}}})),s._onObjectXrayed=s._viewer.scene.on("objectXRayed",(function(e){if(!s._muteSceneEvents){var t=e.id,i=s._objectNodes[t];if(i){s._muteTreeEvents=!0;var r=e.xrayed;r!==i.xrayed&&(i.xrayed=r,s._renderService.setXRayed(i.nodeId,r),s._muteTreeEvents=!1)}}})),s._switchExpandHandler=function(e){e.preventDefault(),e.stopPropagation();var t=e.target;s._expandSwitchElement(t)},s._switchCollapseHandler=function(e){e.preventDefault(),e.stopPropagation();var t=e.target;s._collapseSwitchElement(t)},s._checkboxChangeHandler=function(e){if(!s._muteTreeEvents){s._muteSceneEvents=!0;var t=e.target,i=s._renderService.isChecked(t),r=s._renderService.getIdFromCheckbox(t),n=s._nodeNodes[r],o=s._viewer.scene.objects,a=0;s._withNodeTree(n,(function(e){var t=e.objectId,r=o[t],n=0===e.children.length;e.numVisibleEntities=i?e.numEntities:0,n&&i!==e.checked&&a++,e.checked=i,s._renderService.setCheckbox(e.nodeId,i),r&&(r.visible=i)}));for(var l=n.parent;l;){l.checked=i,i?l.numVisibleEntities+=a:l.numVisibleEntities-=a;var u=s._showIndeterminate&&l.numVisibleEntities>0&&l.numVisibleEntities<l.numEntities;s._renderService.setCheckbox(l.nodeId,l.numVisibleEntities>0,u),l=l.parent}s._muteSceneEvents=!1}},s._hierarchy=n.hierarchy||"containment",s._autoExpandDepth=n.autoExpandDepth||0,s._autoAddModels){for(var l=Object.keys(s.viewer.metaScene.metaModels),u=0,c=l.length;u<c;u++){var A=l[u],h=s.viewer.metaScene.metaModels[A];h.finalized&&s.addModel(A)}s.viewer.scene.on("modelLoaded",(function(e){s.viewer.metaScene.metaModels[e]&&s.addModel(e)}))}return s.hierarchy=n.hierarchy,s}return C(i,[{key:"hierarchy",get:function(){return this._hierarchy},set:function(e){"containment"!==(e=e||"containment")&&"storeys"!==e&&"types"!==e&&(this.error("Unsupported value for `hierarchy' - defaulting to 'containment'"),e="containment"),this._hierarchy!==e&&(this._hierarchy=e,this._createNodes())}},{key:"addModel",value:function(e){var t=this,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(this._containerElement){var r=this.viewer.scene.models[e];if(!r)throw"Model not found: "+e;var s=this.viewer.metaScene.metaModels[e];s?this._metaModels[e]?this.warn("Model already added: "+e):(this._metaModels[e]=s,i&&i.rootName&&(this._rootNames[e]=i.rootName),r.on("destroyed",(function(){t.removeModel(r.id)})),this._createNodes()):this.error("MetaModel not found: "+e)}}},{key:"removeModel",value:function(e){this._containerElement&&(this._metaModels[e]&&(this._rootNames[e]&&delete this._rootNames[e],delete this._metaModels[e],this._createNodes()))}},{key:"showNode",value:function(e){this.unShowNode();var t=this._objectNodes[e];if(t){this.collapse();var i=t.nodeId,r=this._renderService.getSwitchElement(i);if(r)return this._expandSwitchElement(r),r.scrollIntoView(),!0;var s=[];s.unshift(t);for(var n=t.parent;n;)s.unshift(n),n=n.parent;for(var o=0,a=s.length;o<a;o++){var l=this._renderService.getSwitchElement(s[o].nodeId);l&&this._expandSwitchElement(l)}this._renderService.setHighlighted(i,!0),this._showListItemElementId=i}}},{key:"unShowNode",value:function(){this._showListItemElementId&&(this._renderService.setHighlighted(this._showListItemElementId,!1),this._showListItemElementId=null)}},{key:"expandToDepth",value:function(e){var t=this;this.collapse();for(var i=function i(r,s){if(s!==e){var n=t._renderService.getSwitchElement(r.nodeId);if(n){t._expandSwitchElement(n);for(var o=r.children,a=0,l=o.length;a<l;a++){i(o[a],s+1)}}}},r=0,s=this._rootNodes.length;r<s;r++){i(this._rootNodes[r],0)}}},{key:"collapse",value:function(){for(var e=0,t=this._rootNodes.length;e<t;e++){var i=this._rootNodes[e].nodeId;this._collapseNode(i)}}},{key:"withNodeTree",value:function(e,t){t(e);var i=e.children;if(i)for(var r=0,s=i.length;r<s;r++)this.withNodeTree(i[r],t)}},{key:"destroy",value:function(){this._containerElement&&(this._metaModels={},this._rootElement&&!this._destroyed&&(this._rootElement.parentNode.removeChild(this._rootElement),this._viewer.scene.off(this._onObjectVisibility),this._destroyed=!0),delete LF[this._index],f(x(i.prototype),"destroy",this).call(this))}},{key:"_createNodes",value:function(){this._rootElement&&(this._rootElement.parentNode.removeChild(this._rootElement),this._rootElement=null),this._rootNodes=[],this._objectNodes={},this._nodeNodes={},this._validate(),this.valid||"storeys"!==this._hierarchy?this._createEnabledNodes():this._createDisabledNodes()}},{key:"_validate",value:function(){if(this.errors=[],"storeys"===this._hierarchy)this.valid=this._validateMetaModelForStoreysHierarchy();else this.valid=this._rootNodes.length>0;return this.valid}},{key:"_validateMetaModelForStoreysHierarchy",value:function(){return!0}},{key:"_createEnabledNodes",value:function(){switch(this._pruneEmptyNodes&&this._findEmptyNodes(),this._hierarchy){case"storeys":this._createStoreysNodes(),0===this._rootNodes.length&&this.error("Failed to build storeys hierarchy");break;case"types":this._createTypesNodes();break;default:this._createContainmentNodes()}this._sortNodes&&this._doSortNodes(),this._synchNodesToEntities(),this._createTrees(),this.expandToDepth(this._autoExpandDepth)}},{key:"_createDisabledNodes",value:function(){var e=this._renderService.createRootNode();this._rootElement=e,this._containerElement.appendChild(e);var t=this._viewer.metaScene.rootMetaObjects;for(var i in t){var r=t[i],s=r.type,n=r.name,o=n&&""!==n&&"Undefined"!==n&&"Default"!==n?n:s,a=this._renderService.createDisabledNodeElement(o);e.appendChild(a)}}},{key:"_findEmptyNodes",value:function(){var e=this._viewer.metaScene.rootMetaObjects;for(var t in e)this._findEmptyNodes2(e[t])}},{key:"_findEmptyNodes2",value:function(e){var t=this.viewer,i=t.scene,r=e.children,s=e.id,n=i.objects[s];if(e._countEntities=0,n&&e._countEntities++,r)for(var o=0,a=r.length;o<a;o++){var l=r[o];l._countEntities=this._findEmptyNodes2(l),e._countEntities+=l._countEntities}return e._countEntities}},{key:"_createStoreysNodes",value:function(){var e=this._viewer.metaScene.rootMetaObjects;for(var t in e)this._createStoreysNodes2(e[t],null,null,null)}},{key:"_createStoreysNodes2",value:function(e,t,i,r){if(!this._pruneEmptyNodes||0!==e._countEntities){var s=e.type,n=e.name,o=e.children,a=e.id;if("IfcBuilding"===s)t={nodeId:"".concat(this._id,"-").concat(a),objectId:a,title:0===e.metaModels.length?n:this._rootNames[e.metaModels[0].id]||(n&&""!==n&&"Undefined"!==n&&"Default"!==n?n:s),type:s,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t;else if("IfcBuildingStorey"===s){if(!t)return void this.error("Failed to build storeys hierarchy for model - model does not have an IfcBuilding object, or is not an IFC model");i={nodeId:"".concat(this._id,"-").concat(a),objectId:a,title:n&&""!==n&&"Undefined"!==n&&"Default"!==n?n:s,type:s,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(i),this._objectNodes[i.objectId]=i,this._nodeNodes[i.nodeId]=i,r={}}else{if(i)if(this._viewer.scene.objects[a]){var l=(r=r||{})[s];l||(l={nodeId:"".concat(this._id,"-").concat(i.objectId,"-").concat(s),objectId:"".concat(i.objectId,"-").concat(s),title:s,type:s,parent:i,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},i.children.push(l),this._objectNodes[l.objectId]=l,this._nodeNodes[l.nodeId]=l,r[s]=l);var u={nodeId:"".concat(this._id,"-").concat(a),objectId:a,title:n&&""!==n&&"Undefined"!==n&&"Default"!==n?n:s,type:s,parent:l,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};l.children.push(u),this._objectNodes[u.objectId]=u,this._nodeNodes[u.nodeId]=u}}if(o)for(var c=0,A=o.length;c<A;c++){var h=o[c];this._createStoreysNodes2(h,t,i,r)}}}},{key:"_createTypesNodes",value:function(){var e=this._viewer.metaScene.rootMetaObjects;for(var t in e)this._createTypesNodes2(e[t],null,null)}},{key:"_createTypesNodes2",value:function(e,t,i){if(!this._pruneEmptyNodes||0!==e._countEntities){var r=e.type,s=e.name,n=e.children,o=e.id;if(e.parent){if(t)if(this._viewer.scene.objects[o]){var a=i[r];a||(a={nodeId:"".concat(this._id,"-").concat(t.objectId,"-").concat(r),objectId:"".concat(t.objectId,"-").concat(r),title:r,type:r,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},t.children.push(a),this._objectNodes[a.objectId]=a,this._nodeNodes[a.nodeId]=a,i[r]=a);var l={nodeId:"".concat(this._id,"-").concat(o),objectId:o,title:s&&""!==s&&"Default"!==s?s:r,type:r,parent:a,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};a.children.push(l),this._objectNodes[l.objectId]=l,this._nodeNodes[l.nodeId]=l}}else t={nodeId:"".concat(this._id,"-").concat(o),objectId:o,title:0===e.metaModels.length?s:this._rootNames[e.metaModels[0].id]||(s&&""!==s&&"Undefined"!==s&&"Default"!==s?s:r),type:r,parent:null,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]},this._rootNodes.push(t),this._objectNodes[t.objectId]=t,this._nodeNodes[t.nodeId]=t,i={};if(n)for(var u=0,c=n.length;u<c;u++){var A=n[u];this._createTypesNodes2(A,t,i)}}}},{key:"_createContainmentNodes",value:function(){var e=this._viewer.metaScene.rootMetaObjects;for(var t in e)this._createContainmentNodes2(e[t],null)}},{key:"_createContainmentNodes2",value:function(e,t){if(!this._pruneEmptyNodes||0!==e._countEntities){var i=e.type,r=e.name||i,s=e.children,n=e.id,o={nodeId:"".concat(this._id,"-").concat(n),objectId:n,title:t?r&&""!==r&&"Undefined"!==r&&"Default"!==r?r:i:0===e.metaModels.length?r:this._rootNames[e.metaModels[0].id]||r,type:i,parent:t,numEntities:0,numVisibleEntities:0,checked:!1,xrayed:!1,children:[]};if(t?t.children.push(o):this._rootNodes.push(o),this._objectNodes[o.objectId]=o,this._nodeNodes[o.nodeId]=o,s)for(var a=0,l=s.length;a<l;a++){var u=s[a];this._createContainmentNodes2(u,o)}}}},{key:"_doSortNodes",value:function(){for(var e=0,t=this._rootNodes.length;e<t;e++){var i=this._rootNodes[e];this._sortChildren(i)}}},{key:"_sortChildren",value:function(e){var t=e.children;if(t&&0!==t.length){var i=t[0];"storeys"===this._hierarchy&&"IfcBuildingStorey"===i.type?t.sort(this._getSpatialSortFunc()):t.sort(this._alphaSortFunc);for(var r=0,s=t.length;r<s;r++){var n=t[r];this._sortChildren(n)}}}},{key:"_getSpatialSortFunc",value:function(){var e=this.viewer,t=e.scene,i=t.camera,r=e.metaScene;return this._spatialSortFunc||(this._spatialSortFunc=function(e,s){e.aabb&&s.aabb||(e.aabb||(e.aabb=t.getAABB(r.getObjectIDsInSubtree(e.objectId))),s.aabb||(s.aabb=t.getAABB(r.getObjectIDsInSubtree(s.objectId))));var n=0;return n=i.xUp?0:i.yUp?1:2,e.aabb[n]>s.aabb[n]?-1:e.aabb[n]<s.aabb[n]?1:0})}},{key:"_alphaSortFunc",value:function(e,t){var i=e.title.toUpperCase(),r=t.title.toUpperCase();return i<r?-1:i>r?1:0}},{key:"_synchNodesToEntities",value:function(){for(var e=Object.keys(this.viewer.metaScene.metaObjects),t=this._viewer.metaScene.metaObjects,i=this._viewer.scene.objects,r=0,s=e.length;r<s;r++){var n=e[r];if(t[n]){var o=this._objectNodes[n];if(o){var a=i[n];if(a){var l=a.visible;o.numEntities=1,o.xrayed=a.xrayed,l?(o.numVisibleEntities=1,o.checked=!0):(o.numVisibleEntities=0,o.checked=!1);for(var u=o.parent;u;)u.numEntities++,l&&(u.numVisibleEntities++,u.checked=!0),u=u.parent}}}}}},{key:"_withNodeTree",value:function(e,t){t(e);var i=e.children;if(i)for(var r=0,s=i.length;r<s;r++)this._withNodeTree(i[r],t)}},{key:"_createTrees",value:function(){var e=this;if(0!==this._rootNodes.length){var t=this._rootNodes.map((function(t){return e._createNodeElement(t)})),i=this._renderService.createRootNode();t.forEach((function(e){i.appendChild(e)})),this._containerElement.appendChild(i),this._rootElement=i}}},{key:"_createNodeElement",value:function(e){var t=this;return this._renderService.createNodeElement(e,this._switchExpandHandler,this._checkboxChangeHandler,(function(i){t.fire("contextmenu",{event:i,viewer:t._viewer,treeViewPlugin:t,treeViewNode:e}),i.preventDefault()}),(function(i){t.fire("nodeTitleClicked",{event:i,viewer:t._viewer,treeViewPlugin:t,treeViewNode:e}),i.preventDefault()}))}},{key:"_expandSwitchElement",value:function(e){var t=this;if(!this._renderService.isExpanded(e)){var i=this._renderService.getId(e),r=this._nodeNodes[i].children.map((function(e){return t._createNodeElement(e)}));this._renderService.addChildren(e,r),this._renderService.expand(e,this._switchExpandHandler,this._switchCollapseHandler)}}},{key:"_collapseNode",value:function(e){var t=this._renderService.getSwitchElement(e);this._collapseSwitchElement(t)}},{key:"_collapseSwitchElement",value:function(e){this._renderService.collapse(e,this._switchExpandHandler,this._switchCollapseHandler)}}]),i}(),UF=function(){function e(t){var i=this;B(this,e),this._scene=t,this._objects=[],this._objectsViewCulled=[],this._objectsDetailCulled=[],this._objectsChanged=[],this._objectsChangedList=[],this._modelInfos={},this._numObjects=0,this._lenObjectsChangedList=0,this._dirty=!0,this._onModelLoaded=t.on("modelLoaded",(function(e){var r=t.models[e];r&&i._addModel(r)})),this._onTick=t.on("tick",(function(){i._dirty&&i._build(),i._applyChanges()}))}return C(e,[{key:"_addModel",value:function(e){var t=this,i={model:e,onDestroyed:e.on("destroyed",(function(){t._removeModel(e)}))};this._modelInfos[e.id]=i,this._dirty=!0}},{key:"_removeModel",value:function(e){var t=this._modelInfos[e.id];t&&(t.model.off(t.onDestroyed),delete this._modelInfos[e.id],this._dirty=!0)}},{key:"_build",value:function(){if(this._dirty){this._applyChanges();for(var e=this._scene.objects,t=0;t<this._numObjects;t++)this._objects[t]=null;for(var i in this._numObjects=0,e){var r=e[i];this._objects[this._numObjects++]=r}this._lenObjectsChangedList=0,this._dirty=!1}}},{key:"_applyChanges",value:function(){if(this._lenObjectsChangedList>0){for(var e=0;e<this._lenObjectsChangedList;e++){var t=this._objectsChangedList[e],i=this._objects[t],r=this._objectsViewCulled[t],s=this._objectsDetailCulled[t],n=r||s;i.culled=n,this._objectsChanged[t]=!1}this._lenObjectsChangedList=0}}},{key:"objects",get:function(){return this._dirty&&this._build(),this._objects}},{key:"numObjects",get:function(){return this._dirty&&this._build(),this._numObjects}},{key:"setObjectViewCulled",value:function(e,t){this._dirty&&this._build(),this._objectsViewCulled[e]!==t&&(this._objectsViewCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}},{key:"setObjectDetailCulled",value:function(e,t){this._dirty&&this._build(),this._objectsDetailCulled[e]!==t&&(this._objectsDetailCulled[e]=t,this._objectsChanged[e]||(this._objectsChanged[e]=!0,this._objectsChangedList[this._lenObjectsChangedList++]=e))}},{key:"_destroy",value:function(){this._clear(),this._scene.off(this._onModelLoaded),this._scene.off(this._onTick)}},{key:"_clear",value:function(){for(var e in this._modelInfos){var t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._dirty=!0}}]),e}(),OF={};function NF(e){var t=e.id,i=OF[t];return i||(i=new UF(e),OF[t]=i,e.on("destroyed",(function(){delete OF[t],i._destroy()}))),i}var QF=new Float32Array(3),VF=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"ViewCull",e))._objectCullStates=NF(e.scene),r._maxTreeDepth=s.maxTreeDepth||8,r._modelInfos={},r._frustum=new Ie,r._kdRoot=null,r._frustumDirty=!1,r._kdTreeDirty=!1,r._onViewMatrix=e.scene.camera.on("viewMatrix",(function(){r._frustumDirty=!0})),r._onProjMatrix=e.scene.camera.on("projMatMatrix",(function(){r._frustumDirty=!0})),r._onModelLoaded=e.scene.on("modelLoaded",(function(e){var t=r.viewer.scene.models[e];t&&r._addModel(t)})),r._onSceneTick=e.scene.on("tick",(function(){r._doCull()})),r}return C(i,[{key:"enabled",get:function(){return this._enabled},set:function(e){this._enabled=e}},{key:"_addModel",value:function(e){var t=this,i={model:e,onDestroyed:e.on("destroyed",(function(){t._removeModel(e)}))};this._modelInfos[e.id]=i,this._kdTreeDirty=!0}},{key:"_removeModel",value:function(e){var t=this._modelInfos[e.id];t&&(t.model.off(t.onDestroyed),delete this._modelInfos[e.id],this._kdTreeDirty=!0)}},{key:"_doCull",value:function(){var e=this._frustumDirty||this._kdTreeDirty;if(this._frustumDirty&&this._buildFrustum(),this._kdTreeDirty&&this._buildKDTree(),e){var t=this._kdRoot;t&&this._visitKDNode(t)}}},{key:"_buildFrustum",value:function(){var e=this.viewer.scene.camera;De(this._frustum,e.viewMatrix,e.projMatrix),this._frustumDirty=!1}},{key:"_buildKDTree",value:function(){var e=this.viewer.scene;this._kdRoot,this._kdRoot={aabb:e.getAABB(),intersection:Ie.INTERSECT};for(var t=0,i=this._objectCullStates.numObjects;t<i;t++){var r=this._objectCullStates.objects[t];this._insertEntityIntoKDTree(this._kdRoot,r,t,1)}this._kdTreeDirty=!1}},{key:"_insertEntityIntoKDTree",value:function(e,t,i,r){var s=t.aabb;if(r>=this._maxTreeDepth)return e.objects=e.objects||[],e.objects.push(i),void re.expandAABB3(e.aabb,s);if(e.left&&re.containsAABB3(e.left.aabb,s))this._insertEntityIntoKDTree(e.left,t,i,r+1);else if(e.right&&re.containsAABB3(e.right.aabb,s))this._insertEntityIntoKDTree(e.right,t,i,r+1);else{var n=e.aabb;QF[0]=n[3]-n[0],QF[1]=n[4]-n[1],QF[2]=n[5]-n[2];var o=0;if(QF[1]>QF[o]&&(o=1),QF[2]>QF[o]&&(o=2),!e.left){var a=n.slice();if(a[o+3]=(n[o]+n[o+3])/2,e.left={aabb:a,intersection:Ie.INTERSECT},re.containsAABB3(a,s))return void this._insertEntityIntoKDTree(e.left,t,i,r+1)}if(!e.right){var l=n.slice();if(l[o]=(n[o]+n[o+3])/2,e.right={aabb:l,intersection:Ie.INTERSECT},re.containsAABB3(l,s))return void this._insertEntityIntoKDTree(e.right,t,i,r+1)}e.objects=e.objects||[],e.objects.push(i),re.expandAABB3(e.aabb,s)}}},{key:"_visitKDNode",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:Ie.INTERSECT;if(t===Ie.INTERSECT||e.intersects!==t){t===Ie.INTERSECT&&(t=Se(this._frustum,e.aabb),e.intersects=t);var i=t===Ie.OUTSIDE,r=e.objects;if(r&&r.length>0)for(var s=0,n=r.length;s<n;s++){var o=r[s];this._objectCullStates.setObjectViewCulled(o,i)}e.left&&this._visitKDNode(e.left,t),e.right&&this._visitKDNode(e.right,t)}}},{key:"send",value:function(e,t){}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this),this._clear();var e=this.viewer.scene,t=e.camera;e.off(this._onModelLoaded),e.off(this._onSceneTick),t.off(this._onViewMatrix),t.off(this._onProjMatrix)}},{key:"_clear",value:function(){for(var e in this._modelInfos){var t=this._modelInfos[e];t.model.off(t.onDestroyed)}this._modelInfos={},this._kdRoot=null,this._kdTreeDirty=!0}}]),i}(),HF=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};B(this,e),this.cacheBuster=!1!==t.cacheBuster}return C(e,[{key:"_cacheBusterURL",value:function(e){if(!this.cacheBuster)return e;var t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}},{key:"getManifest",value:function(e,t,i){he.loadJSON(this._cacheBusterURL(e),(function(e){t(e)}),(function(e){i(e)}))}},{key:"getMetaModel",value:function(e,t,i){he.loadJSON(this._cacheBusterURL(e),(function(e){t(e)}),(function(e){i(e)}))}},{key:"getXKT",value:function(e,t,i){var r=function(){};t=t||r,i=i||r;var s=e.match(/^data:(.*?)(;base64)?,(.*)$/);if(s){var n=!!s[2],o=s[3];o=window.decodeURIComponent(o),n&&(o=window.atob(o));try{for(var a=new ArrayBuffer(o.length),l=new Uint8Array(a),u=0;u<o.length;u++)l[u]=o.charCodeAt(u);t(a)}catch(e){i(e)}}else{var c=new XMLHttpRequest;c.open("GET",this._cacheBusterURL(e),!0),c.responseType="arraybuffer",c.onreadystatechange=function(){4===c.readyState&&(200===c.status?t(c.response):i("getXKT error : "+c.response))},c.send(null)}}}]),e}();!function(e,t){"object"==("undefined"==typeof exports?"undefined":w(exports))&&"undefined"!=typeof module?t(exports):"function"==typeof define&&define.amd?define(["exports"],t):t((e="undefined"!=typeof globalThis?globalThis:e||self).pako={})}(void 0,(function(e){function t(e){for(var t=e.length;--t>=0;)e[t]=0}var i=new Uint8Array([0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0]),r=new Uint8Array([0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13]),s=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,3,7]),n=new Uint8Array([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]),o=new Array(576);t(o);var a=new Array(60);t(a);var l=new Array(512);t(l);var u=new Array(256);t(u);var c=new Array(29);t(c);var A,h,d,p=new Array(30);function f(e,t,i,r,s){this.static_tree=e,this.extra_bits=t,this.extra_base=i,this.elems=r,this.max_length=s,this.has_stree=e&&e.length}function v(e,t){this.dyn_tree=e,this.max_code=0,this.stat_desc=t}t(p);var g=function(e){return e<256?l[e]:l[256+(e>>>7)]},m=function(e,t){e.pending_buf[e.pending++]=255&t,e.pending_buf[e.pending++]=t>>>8&255},_=function(e,t,i){e.bi_valid>16-i?(e.bi_buf|=t<<e.bi_valid&65535,m(e,e.bi_buf),e.bi_buf=t>>16-e.bi_valid,e.bi_valid+=i-16):(e.bi_buf|=t<<e.bi_valid&65535,e.bi_valid+=i)},y=function(e,t,i){_(e,i[2*t],i[2*t+1])},b=function(e,t){var i=0;do{i|=1&e,e>>>=1,i<<=1}while(--t>0);return i>>>1},x=function(e,t,i){var r,s,n=new Array(16),o=0;for(r=1;r<=15;r++)o=o+i[r-1]<<1,n[r]=o;for(s=0;s<=t;s++){var a=e[2*s+1];0!==a&&(e[2*s]=b(n[a]++,a))}},B=function(e){var t;for(t=0;t<286;t++)e.dyn_ltree[2*t]=0;for(t=0;t<30;t++)e.dyn_dtree[2*t]=0;for(t=0;t<19;t++)e.bl_tree[2*t]=0;e.dyn_ltree[512]=1,e.opt_len=e.static_len=0,e.sym_next=e.matches=0},P=function(e){e.bi_valid>8?m(e,e.bi_buf):e.bi_valid>0&&(e.pending_buf[e.pending++]=e.bi_buf),e.bi_buf=0,e.bi_valid=0},C=function(e,t,i,r){var s=2*t,n=2*i;return e[s]<e[n]||e[s]===e[n]&&r[t]<=r[i]},M=function(e,t,i){for(var r=e.heap[i],s=i<<1;s<=e.heap_len&&(s<e.heap_len&&C(t,e.heap[s+1],e.heap[s],e.depth)&&s++,!C(t,r,e.heap[s],e.depth));)e.heap[i]=e.heap[s],i=s,s<<=1;e.heap[i]=r},E=function(e,t,s){var n,o,a,l,A=0;if(0!==e.sym_next)do{n=255&e.pending_buf[e.sym_buf+A++],n+=(255&e.pending_buf[e.sym_buf+A++])<<8,o=e.pending_buf[e.sym_buf+A++],0===n?y(e,o,t):(a=u[o],y(e,a+256+1,t),0!==(l=i[a])&&(o-=c[a],_(e,o,l)),n--,a=g(n),y(e,a,s),0!==(l=r[a])&&(n-=p[a],_(e,n,l)))}while(A<e.sym_next);y(e,256,t)},F=function(e,t){var i,r,s,n=t.dyn_tree,o=t.stat_desc.static_tree,a=t.stat_desc.has_stree,l=t.stat_desc.elems,u=-1;for(e.heap_len=0,e.heap_max=573,i=0;i<l;i++)0!==n[2*i]?(e.heap[++e.heap_len]=u=i,e.depth[i]=0):n[2*i+1]=0;for(;e.heap_len<2;)n[2*(s=e.heap[++e.heap_len]=u<2?++u:0)]=1,e.depth[s]=0,e.opt_len--,a&&(e.static_len-=o[2*s+1]);for(t.max_code=u,i=e.heap_len>>1;i>=1;i--)M(e,n,i);s=l;do{i=e.heap[1],e.heap[1]=e.heap[e.heap_len--],M(e,n,1),r=e.heap[1],e.heap[--e.heap_max]=i,e.heap[--e.heap_max]=r,n[2*s]=n[2*i]+n[2*r],e.depth[s]=(e.depth[i]>=e.depth[r]?e.depth[i]:e.depth[r])+1,n[2*i+1]=n[2*r+1]=s,e.heap[1]=s++,M(e,n,1)}while(e.heap_len>=2);e.heap[--e.heap_max]=e.heap[1],function(e,t){var i,r,s,n,o,a,l=t.dyn_tree,u=t.max_code,c=t.stat_desc.static_tree,A=t.stat_desc.has_stree,h=t.stat_desc.extra_bits,d=t.stat_desc.extra_base,p=t.stat_desc.max_length,f=0;for(n=0;n<=15;n++)e.bl_count[n]=0;for(l[2*e.heap[e.heap_max]+1]=0,i=e.heap_max+1;i<573;i++)(n=l[2*l[2*(r=e.heap[i])+1]+1]+1)>p&&(n=p,f++),l[2*r+1]=n,r>u||(e.bl_count[n]++,o=0,r>=d&&(o=h[r-d]),a=l[2*r],e.opt_len+=a*(n+o),A&&(e.static_len+=a*(c[2*r+1]+o)));if(0!==f){do{for(n=p-1;0===e.bl_count[n];)n--;e.bl_count[n]--,e.bl_count[n+1]+=2,e.bl_count[p]--,f-=2}while(f>0);for(n=p;0!==n;n--)for(r=e.bl_count[n];0!==r;)(s=e.heap[--i])>u||(l[2*s+1]!==n&&(e.opt_len+=(n-l[2*s+1])*l[2*s],l[2*s+1]=n),r--)}}(e,t),x(n,u,e.bl_count)},k=function(e,t,i){var 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Uint8Array(a.pending_buf_size),a.sym_buf=a.lit_bufsize,a.sym_end=3*(a.lit_bufsize-1),a.level=t,a.strategy=n,a.method=i,Ue(e)},Ne=Oe,Qe=function(e,t){return Le(e)||2!==e.state.wrap?ie:(e.state.gzhead=t,ee)},Ve=function(e,t){if(Le(e)||t>$||t<0)return e?ge(e,ie):ie;var i=e.state;if(!e.output||0!==e.avail_in&&!e.input||i.status===ve&&t!==q)return ge(e,0===e.avail_out?se:ie);var r=i.last_flush;if(i.last_flush=t,0!==i.pending){if(xe(e),0===e.avail_out)return i.last_flush=-1,ee}else if(0===e.avail_in&&me(t)<=me(r)&&t!==q)return ge(e,se);if(i.status===ve&&0!==e.avail_in)return ge(e,se);if(i.status===pe&&0===i.wrap&&(i.status=fe),i.status===pe){var s=Ae+(i.w_bits-8<<4)<<8;if(s|=(i.strategy>=ae||i.level<2?0:i.level<6?1:6===i.level?2:3)<<6,0!==i.strstart&&(s|=32),Pe(i,s+=31-s%31),0!==i.strstart&&(Pe(i,e.adler>>>16),Pe(i,65535&e.adler)),e.adler=1,i.status=fe,xe(e),0!==i.pending)return 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a=i.pending_buf_size-i.pending;if(i.pending_buf.set(i.gzhead.extra.subarray(i.gzindex,i.gzindex+a),i.pending),i.pending=i.pending_buf_size,i.gzhead.hcrc&&i.pending>n&&(e.adler=V(e.adler,i.pending_buf,i.pending-n,n)),i.gzindex+=a,xe(e),0!==i.pending)return i.last_flush=-1,ee;n=0,o-=a}var l=new Uint8Array(i.gzhead.extra);i.pending_buf.set(l.subarray(i.gzindex,i.gzindex+o),i.pending),i.pending+=o,i.gzhead.hcrc&&i.pending>n&&(e.adler=V(e.adler,i.pending_buf,i.pending-n,n)),i.gzindex=0}i.status=73}if(73===i.status){if(i.gzhead.name){var u,c=i.pending;do{if(i.pending===i.pending_buf_size){if(i.gzhead.hcrc&&i.pending>c&&(e.adler=V(e.adler,i.pending_buf,i.pending-c,c)),xe(e),0!==i.pending)return i.last_flush=-1,ee;c=0}u=i.gzindex<i.gzhead.name.length?255&i.gzhead.name.charCodeAt(i.gzindex++):0,Be(i,u)}while(0!==u);i.gzhead.hcrc&&i.pending>c&&(e.adler=V(e.adler,i.pending_buf,i.pending-c,c)),i.gzindex=0}i.status=91}if(91===i.status){if(i.gzhead.comment){var A,h=i.pending;do{if(i.pending===i.pending_buf_size){if(i.gzhead.hcrc&&i.pending>h&&(e.adler=V(e.adler,i.pending_buf,i.pending-h,h)),xe(e),0!==i.pending)return i.last_flush=-1,ee;h=0}A=i.gzindex<i.gzhead.comment.length?255&i.gzhead.comment.charCodeAt(i.gzindex++):0,Be(i,A)}while(0!==A);i.gzhead.hcrc&&i.pending>h&&(e.adler=V(e.adler,i.pending_buf,i.pending-h,h))}i.status=103}if(103===i.status){if(i.gzhead.hcrc){if(i.pending+2>i.pending_buf_size&&(xe(e),0!==i.pending))return i.last_flush=-1,ee;Be(i,255&e.adler),Be(i,e.adler>>8&255),e.adler=0}if(i.status=fe,xe(e),0!==i.pending)return i.last_flush=-1,ee}if(0!==e.avail_in||0!==i.lookahead||t!==J&&i.status!==ve){var d=0===i.level?Fe(i,t):i.strategy===ae?function(e,t){for(var i;;){if(0===e.lookahead&&(Ee(e),0===e.lookahead)){if(t===J)return 1;break}if(e.match_length=0,i=K(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++,i&&(we(e,!1),0===e.strm.avail_out))return 1}return e.insert=0,t===q?(we(e,!0),0===e.strm.avail_out?3:4):e.sym_next&&(we(e,!1),0===e.strm.avail_out)?1:2}(i,t):i.strategy===le?function(e,t){for(var i,r,s,n,o=e.window;;){if(e.lookahead<=he){if(Ee(e),e.lookahead<=he&&t===J)return 1;if(0===e.lookahead)break}if(e.match_length=0,e.lookahead>=3&&e.strstart>0&&((r=o[s=e.strstart-1])===o[++s]&&r===o[++s]&&r===o[++s])){n=e.strstart+he;do{}while(r===o[++s]&&r===o[++s]&&r===o[++s]&&r===o[++s]&&r===o[++s]&&r===o[++s]&&r===o[++s]&&r===o[++s]&&s<n);e.match_length=he-(n-s),e.match_length>e.lookahead&&(e.match_length=e.lookahead)}if(e.match_length>=3?(i=K(e,1,e.match_length-3),e.lookahead-=e.match_length,e.strstart+=e.match_length,e.match_length=0):(i=K(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++),i&&(we(e,!1),0===e.strm.avail_out))return 1}return e.insert=0,t===q?(we(e,!0),0===e.strm.avail_out?3:4):e.sym_next&&(we(e,!1),0===e.strm.avail_out)?1:2}(i,t):Se[i.level].func(i,t);if(3!==d&&4!==d||(i.status=ve),1===d||3===d)return 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o=e.avail_in,a=e.next_in,l=e.input;for(e.avail_in=i,e.next_in=0,e.input=t,Ee(r);r.lookahead>=3;){var u=r.strstart,c=r.lookahead-2;do{r.ins_h=be(r,r.ins_h,r.window[u+3-1]),r.prev[u&r.w_mask]=r.head[r.ins_h],r.head[r.ins_h]=u,u++}while(--c);r.strstart=u,r.lookahead=2,Ee(r)}return r.strstart+=r.lookahead,r.block_start=r.strstart,r.insert=r.lookahead,r.lookahead=0,r.match_length=r.prev_length=2,r.match_available=0,e.next_in=a,e.input=l,e.avail_in=o,r.wrap=s,ee},Ge=function(e,t){return Object.prototype.hasOwnProperty.call(e,t)},ze=function(e){for(var t=Array.prototype.slice.call(arguments,1);t.length;){var i=t.shift();if(i){if("object"!=w(i))throw new TypeError(i+"must be non-object");for(var r in i)Ge(i,r)&&(e[r]=i[r])}}return e},We=function(e){for(var t=0,i=0,r=e.length;i<r;i++)t+=e[i].length;for(var s=new Uint8Array(t),n=0,o=0,a=e.length;n<a;n++){var l=e[n];s.set(l,o),o+=l.length}return s},Ke=!0;try{String.fromCharCode.apply(null,new Uint8Array(1))}catch(e){Ke=!1}for(var Xe=new 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i,r,s,n,o,a,l,u,c,A,h,d,p,f,v,g,m,_,y,b,x,w,B,P,C=e.state;i=e.next_in,B=e.input,r=i+(e.avail_in-5),s=e.next_out,P=e.output,n=s-(t-e.avail_out),o=s+(e.avail_out-257),a=C.dmax,l=C.wsize,u=C.whave,c=C.wnext,A=C.window,h=C.hold,d=C.bits,p=C.lencode,f=C.distcode,v=(1<<C.lenbits)-1,g=(1<<C.distbits)-1;e:do{d<15&&(h+=B[i++]<<d,d+=8,h+=B[i++]<<d,d+=8),m=p[h&v];t:for(;;){if(h>>>=_=m>>>24,d-=_,0===(_=m>>>16&255))P[s++]=65535&m;else{if(!(16&_)){if(0==(64&_)){m=p[(65535&m)+(h&(1<<_)-1)];continue t}if(32&_){C.mode=16191;break e}e.msg="invalid literal/length code",C.mode=vt;break e}y=65535&m,(_&=15)&&(d<_&&(h+=B[i++]<<d,d+=8),y+=h&(1<<_)-1,h>>>=_,d-=_),d<15&&(h+=B[i++]<<d,d+=8,h+=B[i++]<<d,d+=8),m=f[h&g];i:for(;;){if(h>>>=_=m>>>24,d-=_,!(16&(_=m>>>16&255))){if(0==(64&_)){m=f[(65535&m)+(h&(1<<_)-1)];continue i}e.msg="invalid distance code",C.mode=vt;break e}if(b=65535&m,d<(_&=15)&&(h+=B[i++]<<d,(d+=8)<_&&(h+=B[i++]<<d,d+=8)),(b+=h&(1<<_)-1)>a){e.msg="invalid distance too far back",C.mode=vt;break 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Uint16Array([1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577,0,0]),bt=new Uint8Array([16,16,16,16,17,17,18,18,19,19,20,20,21,21,22,22,23,23,24,24,25,25,26,26,27,27,28,28,29,29,64,64]),xt=function(e,t,i,r,s,n,o,a){var l,u,c,A,h,d,p,f,v,g=a.bits,m=0,_=0,y=0,b=0,x=0,w=0,B=0,P=0,C=0,M=0,E=null,F=new Uint16Array(16),k=new Uint16Array(16),I=null;for(m=0;m<=15;m++)F[m]=0;for(_=0;_<r;_++)F[t[i+_]]++;for(x=g,b=15;b>=1&&0===F[b];b--);if(x>b&&(x=b),0===b)return s[n++]=20971520,s[n++]=20971520,a.bits=1,0;for(y=1;y<b&&0===F[y];y++);for(x<y&&(x=y),P=1,m=1;m<=15;m++)if(P<<=1,(P-=F[m])<0)return-1;if(P>0&&(0===e||1!==b))return-1;for(k[1]=0,m=1;m<15;m++)k[m+1]=k[m]+F[m];for(_=0;_<r;_++)0!==t[i+_]&&(o[k[t[i+_]]++]=_);if(0===e?(E=I=o,d=20):1===e?(E=mt,I=_t,d=257):(E=yt,I=bt,d=0),M=0,_=0,m=y,h=n,w=x,B=0,c=-1,A=(C=1<<x)-1,1===e&&C>852||2===e&&C>592)return 1;for(;;){p=m-B,o[_]+1<d?(f=0,v=o[_]):o[_]>=d?(f=I[o[_]-d],v=E[o[_]-d]):(f=96,v=0),l=1<<m-B,y=u=1<<w;do{s[h+(M>>B)+(u-=l)]=p<<24|f<<16|v|0}while(0!==u);for(l=1<<m-1;M&l;)l>>=1;if(0!==l?(M&=l-1,M+=l):M=0,_++,0==--F[m]){if(m===b)break;m=t[i+o[_]]}if(m>x&&(M&A)!==c){for(0===B&&(B=x),h+=y,P=1<<(w=m-B);w+B<b&&!((P-=F[w+B])<=0);)w++,P<<=1;if(C+=1<<w,1===e&&C>852||2===e&&C>592)return 1;s[c=M&A]=x<<24|w<<16|h-n|0}}return 0!==M&&(s[h+M]=m-B<<24|64<<16|0),a.bits=x,0},wt=j.Z_FINISH,Bt=j.Z_BLOCK,Pt=j.Z_TREES,Ct=j.Z_OK,Mt=j.Z_STREAM_END,Et=j.Z_NEED_DICT,Ft=j.Z_STREAM_ERROR,kt=j.Z_DATA_ERROR,It=j.Z_MEM_ERROR,Dt=j.Z_BUF_ERROR,St=j.Z_DEFLATED,Tt=16180,Lt=16190,Rt=16191,Ut=16192,Ot=16194,Nt=16199,Qt=16200,Vt=16206,Ht=16209,jt=function(e){return(e>>>24&255)+(e>>>8&65280)+((65280&e)<<8)+((255&e)<<24)};function Gt(){this.strm=null,this.mode=0,this.last=!1,this.wrap=0,this.havedict=!1,this.flags=0,this.dmax=0,this.check=0,this.total=0,this.head=null,this.wbits=0,this.wsize=0,this.whave=0,this.wnext=0,this.window=null,this.hold=0,this.bits=0,this.length=0,this.offset=0,this.extra=0,this.lencode=null,this.distcode=null,this.lenbits=0,this.distbits=0,this.ncode=0,this.nlen=0,this.ndist=0,this.have=0,this.next=null,this.lens=new Uint16Array(320),this.work=new Uint16Array(288),this.lendyn=null,this.distdyn=null,this.sane=0,this.back=0,this.was=0}var zt,Wt,Kt=function(e){if(!e)return 1;var t=e.state;return!t||t.strm!==e||t.mode<Tt||t.mode>16211?1:0},Xt=function(e){if(Kt(e))return Ft;var t=e.state;return e.total_in=e.total_out=t.total=0,e.msg="",t.wrap&&(e.adler=1&t.wrap),t.mode=Tt,t.last=0,t.havedict=0,t.flags=-1,t.dmax=32768,t.head=null,t.hold=0,t.bits=0,t.lencode=t.lendyn=new Int32Array(852),t.distcode=t.distdyn=new Int32Array(592),t.sane=1,t.back=-1,Ct},Jt=function(e){if(Kt(e))return Ft;var t=e.state;return t.wsize=0,t.whave=0,t.wnext=0,Xt(e)},Yt=function(e,t){var i;if(Kt(e))return Ft;var r=e.state;return t<0?(i=0,t=-t):(i=5+(t>>4),t<48&&(t&=15)),t&&(t<8||t>15)?Ft:(null!==r.window&&r.wbits!==t&&(r.window=null),r.wrap=i,r.wbits=t,Jt(e))},Zt=function(e,t){if(!e)return Ft;var i=new Gt;e.state=i,i.strm=e,i.window=null,i.mode=Tt;var r=Yt(e,t);return r!==Ct&&(e.state=null),r},qt=!0,$t=function(e){if(qt){zt=new Int32Array(512),Wt=new Int32Array(32);for(var t=0;t<144;)e.lens[t++]=8;for(;t<256;)e.lens[t++]=9;for(;t<280;)e.lens[t++]=7;for(;t<288;)e.lens[t++]=8;for(xt(1,e.lens,0,288,zt,0,e.work,{bits:9}),t=0;t<32;)e.lens[t++]=5;xt(2,e.lens,0,32,Wt,0,e.work,{bits:5}),qt=!1}e.lencode=zt,e.lenbits=9,e.distcode=Wt,e.distbits=5},ei=function(e,t,i,r){var s,n=e.state;return null===n.window&&(n.wsize=1<<n.wbits,n.wnext=0,n.whave=0,n.window=new Uint8Array(n.wsize)),r>=n.wsize?(n.window.set(t.subarray(i-n.wsize,i),0),n.wnext=0,n.whave=n.wsize):((s=n.wsize-n.wnext)>r&&(s=r),n.window.set(t.subarray(i-r,i-r+s),n.wnext),(r-=s)?(n.window.set(t.subarray(i-r,i),0),n.wnext=r,n.whave=n.wsize):(n.wnext+=s,n.wnext===n.wsize&&(n.wnext=0),n.whave<n.wsize&&(n.whave+=s))),0},ti=Jt,ii=Zt,ri=function(e,t){var i,r,s,n,o,a,l,u,c,A,h,d,p,f,v,g,m,_,y,b,x,w,B,P,C=0,M=new Uint8Array(4),E=new Uint8Array([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]);if(Kt(e)||!e.output||!e.input&&0!==e.avail_in)return Ft;(i=e.state).mode===Rt&&(i.mode=Ut),o=e.next_out,s=e.output,l=e.avail_out,n=e.next_in,r=e.input,a=e.avail_in,u=i.hold,c=i.bits,A=a,h=l,w=Ct;e:for(;;)switch(i.mode){case Tt:if(0===i.wrap){i.mode=Ut;break}for(;c<16;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(2&i.wrap&&35615===u){0===i.wbits&&(i.wbits=15),i.check=0,M[0]=255&u,M[1]=u>>>8&255,i.check=V(i.check,M,2,0),u=0,c=0,i.mode=16181;break}if(i.head&&(i.head.done=!1),!(1&i.wrap)||(((255&u)<<8)+(u>>8))%31){e.msg="incorrect header check",i.mode=Ht;break}if((15&u)!==St){e.msg="unknown compression method",i.mode=Ht;break}if(c-=4,x=8+(15&(u>>>=4)),0===i.wbits&&(i.wbits=x),x>15||x>i.wbits){e.msg="invalid window size",i.mode=Ht;break}i.dmax=1<<i.wbits,i.flags=0,e.adler=i.check=1,i.mode=512&u?16189:Rt,u=0,c=0;break;case 16181:for(;c<16;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(i.flags=u,(255&i.flags)!==St){e.msg="unknown compression method",i.mode=Ht;break}if(57344&i.flags){e.msg="unknown header flags set",i.mode=Ht;break}i.head&&(i.head.text=u>>8&1),512&i.flags&&4&i.wrap&&(M[0]=255&u,M[1]=u>>>8&255,i.check=V(i.check,M,2,0)),u=0,c=0,i.mode=16182;case 16182:for(;c<32;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}i.head&&(i.head.time=u),512&i.flags&&4&i.wrap&&(M[0]=255&u,M[1]=u>>>8&255,M[2]=u>>>16&255,M[3]=u>>>24&255,i.check=V(i.check,M,4,0)),u=0,c=0,i.mode=16183;case 16183:for(;c<16;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}i.head&&(i.head.xflags=255&u,i.head.os=u>>8),512&i.flags&&4&i.wrap&&(M[0]=255&u,M[1]=u>>>8&255,i.check=V(i.check,M,2,0)),u=0,c=0,i.mode=16184;case 16184:if(1024&i.flags){for(;c<16;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}i.length=u,i.head&&(i.head.extra_len=u),512&i.flags&&4&i.wrap&&(M[0]=255&u,M[1]=u>>>8&255,i.check=V(i.check,M,2,0)),u=0,c=0}else i.head&&(i.head.extra=null);i.mode=16185;case 16185:if(1024&i.flags&&((d=i.length)>a&&(d=a),d&&(i.head&&(x=i.head.extra_len-i.length,i.head.extra||(i.head.extra=new Uint8Array(i.head.extra_len)),i.head.extra.set(r.subarray(n,n+d),x)),512&i.flags&&4&i.wrap&&(i.check=V(i.check,r,d,n)),a-=d,n+=d,i.length-=d),i.length))break e;i.length=0,i.mode=16186;case 16186:if(2048&i.flags){if(0===a)break e;d=0;do{x=r[n+d++],i.head&&x&&i.length<65536&&(i.head.name+=String.fromCharCode(x))}while(x&&d<a);if(512&i.flags&&4&i.wrap&&(i.check=V(i.check,r,d,n)),a-=d,n+=d,x)break e}else i.head&&(i.head.name=null);i.length=0,i.mode=16187;case 16187:if(4096&i.flags){if(0===a)break e;d=0;do{x=r[n+d++],i.head&&x&&i.length<65536&&(i.head.comment+=String.fromCharCode(x))}while(x&&d<a);if(512&i.flags&&4&i.wrap&&(i.check=V(i.check,r,d,n)),a-=d,n+=d,x)break e}else i.head&&(i.head.comment=null);i.mode=16188;case 16188:if(512&i.flags){for(;c<16;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(4&i.wrap&&u!==(65535&i.check)){e.msg="header crc mismatch",i.mode=Ht;break}u=0,c=0}i.head&&(i.head.hcrc=i.flags>>9&1,i.head.done=!0),e.adler=i.check=0,i.mode=Rt;break;case 16189:for(;c<32;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}e.adler=i.check=jt(u),u=0,c=0,i.mode=Lt;case Lt:if(0===i.havedict)return e.next_out=o,e.avail_out=l,e.next_in=n,e.avail_in=a,i.hold=u,i.bits=c,Et;e.adler=i.check=1,i.mode=Rt;case Rt:if(t===Bt||t===Pt)break e;case Ut:if(i.last){u>>>=7&c,c-=7&c,i.mode=Vt;break}for(;c<3;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}switch(i.last=1&u,c-=1,3&(u>>>=1)){case 0:i.mode=16193;break;case 1:if($t(i),i.mode=Nt,t===Pt){u>>>=2,c-=2;break e}break;case 2:i.mode=16196;break;case 3:e.msg="invalid block type",i.mode=Ht}u>>>=2,c-=2;break;case 16193:for(u>>>=7&c,c-=7&c;c<32;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if((65535&u)!=(u>>>16^65535)){e.msg="invalid stored block lengths",i.mode=Ht;break}if(i.length=65535&u,u=0,c=0,i.mode=Ot,t===Pt)break e;case Ot:i.mode=16195;case 16195:if(d=i.length){if(d>a&&(d=a),d>l&&(d=l),0===d)break e;s.set(r.subarray(n,n+d),o),a-=d,n+=d,l-=d,o+=d,i.length-=d;break}i.mode=Rt;break;case 16196:for(;c<14;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(i.nlen=257+(31&u),u>>>=5,c-=5,i.ndist=1+(31&u),u>>>=5,c-=5,i.ncode=4+(15&u),u>>>=4,c-=4,i.nlen>286||i.ndist>30){e.msg="too many length or distance symbols",i.mode=Ht;break}i.have=0,i.mode=16197;case 16197:for(;i.have<i.ncode;){for(;c<3;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}i.lens[E[i.have++]]=7&u,u>>>=3,c-=3}for(;i.have<19;)i.lens[E[i.have++]]=0;if(i.lencode=i.lendyn,i.lenbits=7,B={bits:i.lenbits},w=xt(0,i.lens,0,19,i.lencode,0,i.work,B),i.lenbits=B.bits,w){e.msg="invalid code lengths set",i.mode=Ht;break}i.have=0,i.mode=16198;case 16198:for(;i.have<i.nlen+i.ndist;){for(;g=(C=i.lencode[u&(1<<i.lenbits)-1])>>>16&255,m=65535&C,!((v=C>>>24)<=c);){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(m<16)u>>>=v,c-=v,i.lens[i.have++]=m;else{if(16===m){for(P=v+2;c<P;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(u>>>=v,c-=v,0===i.have){e.msg="invalid bit length repeat",i.mode=Ht;break}x=i.lens[i.have-1],d=3+(3&u),u>>>=2,c-=2}else if(17===m){for(P=v+3;c<P;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}c-=v,x=0,d=3+(7&(u>>>=v)),u>>>=3,c-=3}else{for(P=v+7;c<P;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}c-=v,x=0,d=11+(127&(u>>>=v)),u>>>=7,c-=7}if(i.have+d>i.nlen+i.ndist){e.msg="invalid bit length repeat",i.mode=Ht;break}for(;d--;)i.lens[i.have++]=x}}if(i.mode===Ht)break;if(0===i.lens[256]){e.msg="invalid code -- missing end-of-block",i.mode=Ht;break}if(i.lenbits=9,B={bits:i.lenbits},w=xt(1,i.lens,0,i.nlen,i.lencode,0,i.work,B),i.lenbits=B.bits,w){e.msg="invalid literal/lengths set",i.mode=Ht;break}if(i.distbits=6,i.distcode=i.distdyn,B={bits:i.distbits},w=xt(2,i.lens,i.nlen,i.ndist,i.distcode,0,i.work,B),i.distbits=B.bits,w){e.msg="invalid distances set",i.mode=Ht;break}if(i.mode=Nt,t===Pt)break e;case Nt:i.mode=Qt;case Qt:if(a>=6&&l>=258){e.next_out=o,e.avail_out=l,e.next_in=n,e.avail_in=a,i.hold=u,i.bits=c,gt(e,h),o=e.next_out,s=e.output,l=e.avail_out,n=e.next_in,r=e.input,a=e.avail_in,u=i.hold,c=i.bits,i.mode===Rt&&(i.back=-1);break}for(i.back=0;g=(C=i.lencode[u&(1<<i.lenbits)-1])>>>16&255,m=65535&C,!((v=C>>>24)<=c);){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(g&&0==(240&g)){for(_=v,y=g,b=m;g=(C=i.lencode[b+((u&(1<<_+y)-1)>>_)])>>>16&255,m=65535&C,!(_+(v=C>>>24)<=c);){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}u>>>=_,c-=_,i.back+=_}if(u>>>=v,c-=v,i.back+=v,i.length=m,0===g){i.mode=16205;break}if(32&g){i.back=-1,i.mode=Rt;break}if(64&g){e.msg="invalid literal/length code",i.mode=Ht;break}i.extra=15&g,i.mode=16201;case 16201:if(i.extra){for(P=i.extra;c<P;){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}i.length+=u&(1<<i.extra)-1,u>>>=i.extra,c-=i.extra,i.back+=i.extra}i.was=i.length,i.mode=16202;case 16202:for(;g=(C=i.distcode[u&(1<<i.distbits)-1])>>>16&255,m=65535&C,!((v=C>>>24)<=c);){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}if(0==(240&g)){for(_=v,y=g,b=m;g=(C=i.distcode[b+((u&(1<<_+y)-1)>>_)])>>>16&255,m=65535&C,!(_+(v=C>>>24)<=c);){if(0===a)break e;a--,u+=r[n++]<<c,c+=8}u>>>=_,c-=_,i.back+=_}if(u>>>=v,c-=v,i.back+=v,64&g){e.msg="invalid distance code",i.mode=Ht;break}i.offset=m,i.extra=15&g,i.mode=16203;case 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P=f[B],C=t.globalizeObjectIds?re.globalizeObjectId(r.id,P):P,M=e.metaScene.metaObjects[C],E={},F={},k=_.subarray(16*B,16*B+16);if(M){if(t.excludeTypesMap&&M.type&&t.excludeTypesMap[M.type])continue;if(t.includeTypesMap&&M.type&&!t.includeTypesMap[M.type])continue;var I=t.objectDefaults?t.objectDefaults[M.type]||t.objectDefaults.DEFAULT:null;I&&(!1===I.visible&&(E.visible=!1),!1===I.pickable&&(E.pickable=!1),I.colorize&&(F.color=I.colorize),void 0!==I.opacity&&null!==I.opacity&&(F.opacity=I.opacity))}else if(t.excludeUnclassifiedObjects)continue;for(var D=B===x-1,S=[],T=v[B],L=D?m.length:v[B+1];T<L;T++){var R=m[T],U=R===b-1,O=n.getNextId(),N=JF(p.subarray(4*R,4*R+3)),Q=p[4*R+3]/255,V=a.subarray(A[R],U?a.length:A[R+1]),H=l.subarray(A[R],U?a.length:A[R+1]),j=u.subarray(h[R],U?u.length:h[R+1]),G=c.subarray(d[R],U?c.length:d[R+1]);if(1===y[B]){var z="".concat(o,".geometry.").concat(O,".").concat(R);z in 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o=n.getNextId(),a=JSON.parse(i.types),l=JSON.parse(i.eachMetaObjectId),u=i.eachMetaObjectType,c=JSON.parse(i.eachMetaObjectName),A=i.eachMetaObjectParent,h=i.positions,d=i.normals,p=i.colors,f=i.indices,v=i.edgeIndices,g=i.matrices,m=i.reusedGeometriesDecodeMatrix,_=i.eachGeometryPrimitiveType,y=i.eachGeometryPositionsPortion,b=i.eachGeometryNormalsPortion,x=i.eachGeometryColorsPortion,w=i.eachGeometryIndicesPortion,B=i.eachGeometryEdgeIndicesPortion,P=i.eachMeshGeometriesPortion,C=i.eachMeshMatricesPortion,M=i.eachMeshMaterial,E=i.eachEntityMetaObject,F=i.eachEntityMeshesPortion,k=i.eachTileAABB,I=i.eachTileEntitiesPortion,D=l.length,S=y.length,T=P.length,L=E.length,R=I.length;if(s){for(var U={metaObjects:[]},O=0;O<D;O++){var N=l[O],Q=a[u[O]]||"default",V=c[O],H=A[O],j=H!==O?l[H]:null;U.metaObjects.push({id:N,type:Q,name:V,parent:j})}s.loadData(U,{includeTypes:t.includeTypes,excludeTypes:t.excludeTypes,globalizeObjectIds:t.globalizeObjectIds})}for(var G=new Uint32Array(S),z=0;z<T;z++){var W=P[z];void 0!==G[W]?G[W]++:G[W]=1}for(var K=re.vec3(),X=re.AABB3(),J={},Y=0;Y<R;Y++){var Z=Y===R-1,q=I[Y],$=Z?L:I[Y+1],ee=6*Y,te=k.subarray(ee,ee+6);re.getAABB3Center(te,K),X[0]=te[0]-K[0],X[1]=te[1]-K[1],X[2]=te[2]-K[2],X[3]=te[3]-K[0],X[4]=te[4]-K[1],X[5]=te[5]-K[2];for(var ie=zi.createPositionsDecodeMatrix(X),se={},ne=q;ne<$;ne++){var oe=l[E[ne]],ae=t.globalizeObjectIds?re.globalizeObjectId(r.id,oe):oe,le=ne===L-1,ue=F[ne],ce=le?P.length:F[ne+1],Ae=[],de=e.metaScene.metaObjects[ae],pe={},fe={};if(de){if(t.excludeTypesMap&&de.type&&t.excludeTypesMap[de.type])continue;if(t.includeTypesMap&&de.type&&!t.includeTypesMap[de.type])continue;var ve=t.objectDefaults?t.objectDefaults[de.type]||t.objectDefaults.DEFAULT:null;ve&&(!1===ve.visible&&(pe.visible=!1),!1===ve.pickable&&(pe.pickable=!1),ve.colorize&&(fe.color=ve.colorize),void 0!==ve.opacity&&null!==ve.opacity&&(fe.opacity=ve.opacity),void 0!==ve.metallic&&null!==ve.metallic&&(fe.metallic=ve.metallic),void 0!==ve.roughness&&null!==ve.roughness&&(fe.roughness=ve.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(var ge=ue;ge<ce;ge++){var me=P[ge],_e=G[me]>1,ye=me===S-1,be=gk(M.subarray(6*ge,6*ge+3)),xe=M[6*ge+3]/255,we=M[6*ge+4]/255,Be=M[6*ge+5]/255,Pe=n.getNextId();if(_e){var Ce=C[ge],Me=g.slice(Ce,Ce+16),Ee="".concat(o,"-geometry.").concat(Y,".").concat(me),Fe=J[Ee];if(!Fe){Fe={batchThisMesh:!t.reuseGeometries};var ke=!1;switch(_[me]){case 0:Fe.primitiveName="solid",Fe.geometryPositions=h.subarray(y[me],ye?h.length:y[me+1]),Fe.geometryNormals=d.subarray(b[me],ye?d.length:b[me+1]),Fe.geometryIndices=f.subarray(w[me],ye?f.length:w[me+1]),Fe.geometryEdgeIndices=v.subarray(B[me],ye?v.length:B[me+1]),ke=Fe.geometryPositions.length>0&&Fe.geometryIndices.length>0;break;case 1:Fe.primitiveName="surface",Fe.geometryPositions=h.subarray(y[me],ye?h.length:y[me+1]),Fe.geometryNormals=d.subarray(b[me],ye?d.length:b[me+1]),Fe.geometryIndices=f.subarray(w[me],ye?f.length:w[me+1]),Fe.geometryEdgeIndices=v.subarray(B[me],ye?v.length:B[me+1]),ke=Fe.geometryPositions.length>0&&Fe.geometryIndices.length>0;break;case 2:Fe.primitiveName="points",Fe.geometryPositions=h.subarray(y[me],ye?h.length:y[me+1]),Fe.geometryColors=mk(p.subarray(x[me],ye?p.length:x[me+1])),ke=Fe.geometryPositions.length>0;break;case 3:Fe.primitiveName="lines",Fe.geometryPositions=h.subarray(y[me],ye?h.length:y[me+1]),Fe.geometryIndices=f.subarray(w[me],ye?f.length:w[me+1]),ke=Fe.geometryPositions.length>0&&Fe.geometryIndices.length>0;break;default:continue}if(ke||(Fe=null),Fe&&(Fe.geometryPositions.length,Fe.batchThisMesh)){Fe.decompressedPositions=new Float32Array(Fe.geometryPositions.length);for(var Ie=Fe.geometryPositions,De=Fe.decompressedPositions,Se=0,Te=Ie.length;Se<Te;Se+=3)De[Se+0]=Ie[Se+0]*m[0]+m[12],De[Se+1]=Ie[Se+1]*m[5]+m[13],De[Se+2]=Ie[Se+2]*m[10]+m[14];Fe.geometryPositions=null,J[Ee]=Fe}}if(Fe)if(Fe.batchThisMesh){for(var Le=Fe.decompressedPositions,Re=new Uint16Array(Le.length),Ue=0,Oe=Le.length;Ue<Oe;Ue+=3)fk[0]=Le[Ue+0],fk[1]=Le[Ue+1],fk[2]=Le[Ue+2],fk[3]=1,re.transformVec4(Me,fk,vk),zi.compressPosition(vk,X,fk),Re[Ue+0]=fk[0],Re[Ue+1]=fk[1],Re[Ue+2]=fk[2];r.createMesh(he.apply(fe,{id:Pe,origin:K,primitive:Fe.primitiveName,positionsCompressed:Re,normalsCompressed:Fe.geometryNormals,colorsCompressed:Fe.geometryColors,indices:Fe.geometryIndices,edgeIndices:Fe.geometryEdgeIndices,positionsDecodeMatrix:ie,color:be,metallic:we,roughness:Be,opacity:xe})),Ae.push(Pe)}else se[Ee]||(r.createGeometry({id:Ee,primitive:Fe.primitiveName,positionsCompressed:Fe.geometryPositions,normalsCompressed:Fe.geometryNormals,colorsCompressed:Fe.geometryColors,indices:Fe.geometryIndices,edgeIndices:Fe.geometryEdgeIndices,positionsDecodeMatrix:m}),se[Ee]=!0),r.createMesh(he.apply(fe,{id:Pe,geometryId:Ee,origin:K,matrix:Me,color:be,metallic:we,roughness:Be,opacity:xe})),Ae.push(Pe)}else{var Ne=void 0,Qe=void 0,Ve=void 0,He=void 0,je=void 0,Ge=void 0,ze=!1;switch(_[me]){case 0:Ne="solid",Qe=h.subarray(y[me],ye?h.length:y[me+1]),Ve=d.subarray(b[me],ye?d.length:b[me+1]),je=f.subarray(w[me],ye?f.length:w[me+1]),Ge=v.subarray(B[me],ye?v.length:B[me+1]),ze=Qe.length>0&&je.length>0;break;case 1:Ne="surface",Qe=h.subarray(y[me],ye?h.length:y[me+1]),Ve=d.subarray(b[me],ye?d.length:b[me+1]),je=f.subarray(w[me],ye?f.length:w[me+1]),Ge=v.subarray(B[me],ye?v.length:B[me+1]),ze=Qe.length>0&&je.length>0;break;case 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o=function(e){return{metadata:e[0],positions:e[1],normals:e[2],colors:e[3],indices:e[4],edgeIndices:e[5],matrices:e[6],reusedGeometriesDecodeMatrix:e[7],eachGeometryPrimitiveType:e[8],eachGeometryPositionsPortion:e[9],eachGeometryNormalsPortion:e[10],eachGeometryColorsPortion:e[11],eachGeometryIndicesPortion:e[12],eachGeometryEdgeIndicesPortion:e[13],eachMeshGeometriesPortion:e[14],eachMeshMatricesPortion:e[15],eachMeshMaterial:e[16],eachEntityId:e[17],eachEntityMeshesPortion:e[18],eachTileAABB:e[19],eachTileEntitiesPortion:e[20]}}(i),a=function(e){function t(e,t){return 0===e.length?[]:yk.inflate(e,t).buffer}return{metadata:JSON.parse(yk.inflate(e.metadata,{to:"string"})),positions:new Uint16Array(t(e.positions)),normals:new Int8Array(t(e.normals)),colors:new Uint8Array(t(e.colors)),indices:new Uint32Array(t(e.indices)),edgeIndices:new Uint32Array(t(e.edgeIndices)),matrices:new Float32Array(t(e.matrices)),reusedGeometriesDecodeMatrix:new Float32Array(t(e.reusedGeometriesDecodeMatrix)),eachGeometryPrimitiveType:new Uint8Array(t(e.eachGeometryPrimitiveType)),eachGeometryPositionsPortion:new Uint32Array(t(e.eachGeometryPositionsPortion)),eachGeometryNormalsPortion:new Uint32Array(t(e.eachGeometryNormalsPortion)),eachGeometryColorsPortion:new Uint32Array(t(e.eachGeometryColorsPortion)),eachGeometryIndicesPortion:new Uint32Array(t(e.eachGeometryIndicesPortion)),eachGeometryEdgeIndicesPortion:new Uint32Array(t(e.eachGeometryEdgeIndicesPortion)),eachMeshGeometriesPortion:new Uint32Array(t(e.eachMeshGeometriesPortion)),eachMeshMatricesPortion:new Uint32Array(t(e.eachMeshMatricesPortion)),eachMeshMaterial:new Uint8Array(t(e.eachMeshMaterial)),eachEntityId:JSON.parse(yk.inflate(e.eachEntityId,{to:"string"})),eachEntityMeshesPortion:new Uint32Array(t(e.eachEntityMeshesPortion)),eachTileAABB:new Float64Array(t(e.eachTileAABB)),eachTileEntitiesPortion:new Uint32Array(t(e.eachTileEntitiesPortion))}}(o);!function(e,t,i,r,s,n){var o=n.getNextId(),a=i.metadata,l=i.positions,u=i.normals,c=i.colors,A=i.indices,h=i.edgeIndices,d=i.matrices,p=i.reusedGeometriesDecodeMatrix,f=i.eachGeometryPrimitiveType,v=i.eachGeometryPositionsPortion,g=i.eachGeometryNormalsPortion,m=i.eachGeometryColorsPortion,_=i.eachGeometryIndicesPortion,y=i.eachGeometryEdgeIndicesPortion,b=i.eachMeshGeometriesPortion,x=i.eachMeshMatricesPortion,w=i.eachMeshMaterial,B=i.eachEntityId,P=i.eachEntityMeshesPortion,C=i.eachTileAABB,M=i.eachTileEntitiesPortion,E=v.length,F=b.length,k=P.length,I=M.length;s&&s.loadData(a,{includeTypes:t.includeTypes,excludeTypes:t.excludeTypes,globalizeObjectIds:t.globalizeObjectIds});for(var D=new Uint32Array(E),S=0;S<F;S++){var T=b[S];void 0!==D[T]?D[T]++:D[T]=1}for(var L=re.vec3(),R=re.AABB3(),U={},O=0;O<I;O++){var N=O===I-1,Q=M[O],V=N?k-1:M[O+1]-1,H=6*O,j=C.subarray(H,H+6);re.getAABB3Center(j,L),R[0]=j[0]-L[0],R[1]=j[1]-L[1],R[2]=j[2]-L[2],R[3]=j[3]-L[0],R[4]=j[4]-L[1],R[5]=j[5]-L[2];for(var G=zi.createPositionsDecodeMatrix(R),z={},W=Q;W<=V;W++){var K=B[W],X=t.globalizeObjectIds?re.globalizeObjectId(r.id,K):K,J=W===k-1,Y=P[W],Z=J?b.length-1:P[W+1]-1,q=[],$=e.metaScene.metaObjects[X],ee={},te={};if($){if(t.excludeTypesMap&&$.type&&t.excludeTypesMap[$.type])continue;if(t.includeTypesMap&&$.type&&!t.includeTypesMap[$.type])continue;var ie=t.objectDefaults?t.objectDefaults[$.type]||t.objectDefaults.DEFAULT:null;ie&&(!1===ie.visible&&(ee.visible=!1),!1===ie.pickable&&(ee.pickable=!1),ie.colorize&&(te.color=ie.colorize),void 0!==ie.opacity&&null!==ie.opacity&&(te.opacity=ie.opacity),void 0!==ie.metallic&&null!==ie.metallic&&(te.metallic=ie.metallic),void 0!==ie.roughness&&null!==ie.roughness&&(te.roughness=ie.roughness))}else if(t.excludeUnclassifiedObjects)continue;for(var se=Y;se<=Z;se++){var ne=b[se],oe=D[ne]>1,ae=ne===E-1,le=wk(w.subarray(6*se,6*se+3)),ue=w[6*se+3]/255,ce=w[6*se+4]/255,Ae=w[6*se+5]/255,de=n.getNextId();if(oe){var pe=x[se],fe=d.slice(pe,pe+16),ve="".concat(o,"-geometry.").concat(O,".").concat(ne),ge=U[ve];if(!ge){ge={batchThisMesh:!t.reuseGeometries};var me=!1;switch(f[ne]){case 0:ge.primitiveName="solid",ge.geometryPositions=l.subarray(v[ne],ae?l.length:v[ne+1]),ge.geometryNormals=u.subarray(g[ne],ae?u.length:g[ne+1]),ge.geometryIndices=A.subarray(_[ne],ae?A.length:_[ne+1]),ge.geometryEdgeIndices=h.subarray(y[ne],ae?h.length:y[ne+1]),me=ge.geometryPositions.length>0&&ge.geometryIndices.length>0;break;case 1:ge.primitiveName="surface",ge.geometryPositions=l.subarray(v[ne],ae?l.length:v[ne+1]),ge.geometryNormals=u.subarray(g[ne],ae?u.length:g[ne+1]),ge.geometryIndices=A.subarray(_[ne],ae?A.length:_[ne+1]),ge.geometryEdgeIndices=h.subarray(y[ne],ae?h.length:y[ne+1]),me=ge.geometryPositions.length>0&&ge.geometryIndices.length>0;break;case 2:ge.primitiveName="points",ge.geometryPositions=l.subarray(v[ne],ae?l.length:v[ne+1]),ge.geometryColors=c.subarray(m[ne],ae?c.length:m[ne+1]),me=ge.geometryPositions.length>0;break;case 3:ge.primitiveName="lines",ge.geometryPositions=l.subarray(v[ne],ae?l.length:v[ne+1]),ge.geometryIndices=A.subarray(_[ne],ae?A.length:_[ne+1]),me=ge.geometryPositions.length>0&&ge.geometryIndices.length>0;break;default:continue}if(me||(ge=null),ge&&(ge.geometryPositions.length,ge.batchThisMesh)){ge.decompressedPositions=new Float32Array(ge.geometryPositions.length),ge.transformedAndRecompressedPositions=new Uint16Array(ge.geometryPositions.length);for(var _e=ge.geometryPositions,ye=ge.decompressedPositions,be=0,xe=_e.length;be<xe;be+=3)ye[be+0]=_e[be+0]*p[0]+p[12],ye[be+1]=_e[be+1]*p[5]+p[13],ye[be+2]=_e[be+2]*p[10]+p[14];ge.geometryPositions=null,U[ve]=ge}}if(ge)if(ge.batchThisMesh){for(var we=ge.decompressedPositions,Be=ge.transformedAndRecompressedPositions,Pe=0,Ce=we.length;Pe<Ce;Pe+=3)bk[0]=we[Pe+0],bk[1]=we[Pe+1],bk[2]=we[Pe+2],bk[3]=1,re.transformVec4(fe,bk,xk),zi.compressPosition(xk,R,bk),Be[Pe+0]=bk[0],Be[Pe+1]=bk[1],Be[Pe+2]=bk[2];r.createMesh(he.apply(te,{id:de,origin:L,primitive:ge.primitiveName,positionsCompressed:Be,normalsCompressed:ge.geometryNormals,colorsCompressed:ge.geometryColors,indices:ge.geometryIndices,edgeIndices:ge.geometryEdgeIndices,positionsDecodeMatrix:G,color:le,metallic:ce,roughness:Ae,opacity:ue})),q.push(de)}else z[ve]||(r.createGeometry({id:ve,primitive:ge.primitiveName,positionsCompressed:ge.geometryPositions,normalsCompressed:ge.geometryNormals,colorsCompressed:ge.geometryColors,indices:ge.geometryIndices,edgeIndices:ge.geometryEdgeIndices,positionsDecodeMatrix:p}),z[ve]=!0),r.createMesh(he.apply(te,{id:de,geometryId:ve,origin:L,matrix:fe,color:le,metallic:ce,roughness:Ae,opacity:ue})),q.push(de)}else{var Me=void 0,Ee=void 0,Fe=void 0,ke=void 0,Ie=void 0,De=void 0,Se=!1;switch(f[ne]){case 0:Me="solid",Ee=l.subarray(v[ne],ae?l.length:v[ne+1]),Fe=u.subarray(g[ne],ae?u.length:g[ne+1]),Ie=A.subarray(_[ne],ae?A.length:_[ne+1]),De=h.subarray(y[ne],ae?h.length:y[ne+1]),Se=Ee.length>0&&Ie.length>0;break;case 1:Me="surface",Ee=l.subarray(v[ne],ae?l.length:v[ne+1]),Fe=u.subarray(g[ne],ae?u.length:g[ne+1]),Ie=A.subarray(_[ne],ae?A.length:_[ne+1]),De=h.subarray(y[ne],ae?h.length:y[ne+1]),Se=Ee.length>0&&Ie.length>0;break;case 2:Me="points",Ee=l.subarray(v[ne],ae?l.length:v[ne+1]),ke=c.subarray(m[ne],ae?c.length:m[ne+1]),Se=Ee.length>0;break;case 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s=this,n=this.viewer.scene.canvas.spinner;n.processes++,this._dataSource.getIFC(t.src,(function(e){s._parseModel(e,t,i,r),n.processes--}),(function(e){n.processes--,s.error(e),r.fire("error",e)}))}},{key:"_parseModel",value:function(e,t,i,r){if(!r.destroyed){var s=t.stats||{};if(s.sourceFormat="IFC",s.schemaVersion="",s.title="",s.author="",s.created="",s.numMetaObjects=0,s.numPropertySets=0,s.numObjects=0,s.numGeometries=0,s.numTriangles=0,s.numVertices=0,!this._ifcAPI)throw"WebIFCLoaderPlugin has no WebIFC instance configured - please inject via WebIFCLoaderPlugin constructor";var n=new Uint8Array(e),o=this._ifcAPI.OpenModel(n),a=this._ifcAPI.GetModelSchema(o),l=this._ifcAPI.GetLineIDsWithType(o,this._webIFC.IFCPROJECT).get(0),u=!1!==t.loadMetadata,c={modelID:o,modelSchema:a,sceneModel:r,loadMetadata:u,metadata:u?{id:"",projectId:""+l,author:"",createdAt:"",schema:"",creatingApplication:"",metaObjects:[],propertySets:[]}:null,metaObjects:{},options:i,log:function(e){},nextId:0,stats:s};if(u){if(i.includeTypes){c.includeTypes={};for(var A=0,h=i.includeTypes.length;A<h;A++)c.includeTypes[i.includeTypes[A]]=!0}if(i.excludeTypes){c.excludeTypes={};for(var d=0,p=i.excludeTypes.length;d<p;d++)c.excludeTypes[i.excludeTypes[d]]=!0}this._parseMetaObjects(c),this._parsePropertySets(c)}if(this._parseGeometry(c),r.finalize(),u){var f=r.id;this.viewer.metaScene.createMetaModel(f,c.metadata,i)}r.scene.once("tick",(function(){r.destroyed||(r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1))}))}}},{key:"_parseMetaObjects",value:function(e){var t=this._ifcAPI.GetLineIDsWithType(e.modelID,this._webIFC.IFCPROJECT).get(0),i=this._ifcAPI.GetLine(e.modelID,t);this._parseSpatialChildren(e,i)}},{key:"_parseSpatialChildren",value:function(e,t,i){var r=this._ifcAPI.GetNameFromTypeCode(t.type);if((!e.includeTypes||e.includeTypes[r])&&(!e.excludeTypes||!e.excludeTypes[r])){this._createMetaObject(e,t,i);var s=t.GlobalId.value;this._parseRelatedItemsOfType(e,t.expressID,"RelatingObject","RelatedObjects",this._webIFC.IFCRELAGGREGATES,s),this._parseRelatedItemsOfType(e,t.expressID,"RelatingStructure","RelatedElements",this._webIFC.IFCRELCONTAINEDINSPATIALSTRUCTURE,s)}}},{key:"_createMetaObject",value:function(e,t,i){var r=t.GlobalId.value,s=this._ifcAPI.GetNameFromTypeCode(t.type),n={id:r,name:t.Name&&""!==t.Name.value?t.Name.value:s,type:s,parent:i};e.metadata.metaObjects.push(n),e.metaObjects[r]=n,e.stats.numMetaObjects++}},{key:"_parseRelatedItemsOfType",value:function(e,t,i,r,s,n){for(var o=this,a=this._ifcAPI.GetLineIDsWithType(e.modelID,s),l=0;l<a.size();l++){var u=a.get(l),c=this._ifcAPI.GetLine(e.modelID,u),A=c[i],h=!1;if(Array.isArray(A))h=A.map((function(e){return e.value})).includes(t);else h=A.value===t;if(h){var d=c[r];if(Array.isArray(d))d.forEach((function(t){var i=o._ifcAPI.GetLine(e.modelID,t.value);o._parseSpatialChildren(e,i,n)}));else{var p=this._ifcAPI.GetLine(e.modelID,d.value);this._parseSpatialChildren(e,p,n)}}}}},{key:"_parsePropertySets",value:function(e){for(var t=this._ifcAPI.GetLineIDsWithType(e.modelID,this._webIFC.IFCRELDEFINESBYPROPERTIES),i=0;i<t.size();i++){var r=t.get(i),s=this._ifcAPI.GetLine(e.modelID,r,!0);if(s){var n=s.RelatingPropertyDefinition;if(!n)continue;var o=n.GlobalId.value,a=n.HasProperties;if(a&&a.length>0){for(var l=n.Name.value,u=[],c=0,A=a.length;c<A;c++){var h=a[c],d=h.Name,p=h.NominalValue;if(d&&p){var 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M=e.options.globalizeObjectIds?re.globalizeObjectId(e.sceneModel.id,o):o;e.sceneModel.createEntity({id:M,meshIds:n,isObject:!0}),e.stats.numObjects++}))}}]),i}(),iI=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};B(this,e),this.cacheBuster=!1!==t.cacheBuster}return C(e,[{key:"_cacheBusterURL",value:function(e){if(!this.cacheBuster)return e;var t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}},{key:"getLAS",value:function(e,t,i){e=this._cacheBusterURL(e);var r=function(){};t=t||r,i=i||r;var s=e.match(/^data:(.*?)(;base64)?,(.*)$/);if(s){var n=!!s[2],o=s[3];o=window.decodeURIComponent(o),n&&(o=window.atob(o));try{for(var a=new ArrayBuffer(o.length),l=new Uint8Array(a),u=0;u<o.length;u++)l[u]=o.charCodeAt(u);t(a)}catch(e){i(e)}}else{var c=new XMLHttpRequest;c.open("GET",e,!0),c.responseType="arraybuffer",c.onreadystatechange=function(){4===c.readyState&&(200===c.status?t(c.response):i("getXKT error : 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t=0,i=0,r=0,s=new DataView(e),o=new Uint8Array(6e3),a=function(r){var n,o,a=r.item,l=r.format,u=r.size;switch(l){case"char":return o=new Uint8Array(e,t,u),t+=u,[a,n=aI(o)];case"uShort":return n=s.getUint16(t,!0),t+=u,[a,n];case"uLong":return n=s.getUint32(t,!0),"NumberOfVariableLengthRecords"===a&&(i=n),t+=u,[a,n];case"uChar":return n=s.getUint8(t),t+=u,[a,n];case"double":return n=s.getFloat64(t,!0),t+=u,[a,n];default:t+=u}};return function(){var e={};rI.forEach((function(t){var i=a(n({},t));if(void 0!==i){if("FileSignature"===i[0]&&"LASF"!==i[1])throw new Error("Ivalid FileSignature. 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this._rotateX},set:function(e){this._rotateX=e}},{key:"load",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};t.id&&this.viewer.scene.components[t.id]&&(this.error("Component with this ID already exists in viewer: "+t.id+" - will autogenerate this ID"),delete t.id);var i=new Vh(this.viewer.scene,he.apply(t,{maxGeometryBatchSize:5e5,isModel:!0}));if(!t.src&&!t.las)return this.error("load() param expected: src or las"),i;var r={las:{skip:this._skip,fp64:this._fp64,colorDepth:this._colorDepth}};if(t.src)this._loadModel(t.src,t,r,i);else{var s=this.viewer.scene.canvas.spinner;s.processes++,this._parseModel(t.las,t,r,i).then((function(){s.processes--}),(function(t){s.processes--,e.error(t),i.fire("error",t)}))}return i}},{key:"_loadModel",value:function(e,t,i,r){var s=this,n=this.viewer.scene.canvas.spinner;n.processes++,this._dataSource.getLAS(t.src,(function(e){s._parseModel(e,t,i,r).then((function(){n.processes--}),(function(e){n.processes--,s.error(e),r.fire("error",e)}))}),(function(e){n.processes--,s.error(e),r.fire("error",e)}))}},{key:"_parseModel",value:function(e,t,i,r){var s=this,n=function(e){var t=e.value;if(s._center){for(var i=re.vec3(),r=t.length,n=0,o=t.length;n<o;n+=3)i[0]+=t[n+0],i[1]+=t[n+1],i[2]+=t[n+2];i[0]/=r,i[1]/=r,i[2]/=r;for(var a=0,l=t.length;a<l;a+=3)t[a+0]-=i[0],t[a+1]-=i[1],t[a+2]-=i[2]}if(s._rotateX&&t)for(var u=0,c=t.length;u<c;u+=3){var A=t[u+1];t[u+1]=t[u+2],t[u+2]=A}if(s._rotate){var h=re.identityQuaternion(),d=re.mat4();re.eulerToQuaternion(s._rotate,"XYZ",h),re.quaternionToRotationMat4(h,d);for(var p=re.vec3(),f=0,v=t.length;f<v;f+=3)p[0]=t[f+0],p[1]=t[f+1],p[2]=t[f+2],re.transformPoint3(d,p,p),t[f+0]=p[0],t[f+1]=p[1],t[f+2]=p[2]}if(s._transform)for(var g=re.mat4(s._transform),m=re.vec3(),_=0,y=t.length;_<y;_+=3)m[0]=t[_+0],m[1]=t[_+1],m[2]=t[_+2],re.transformPoint3(g,m,m),t[_+0]=m[0],t[_+1]=m[1],t[_+2]=m[2];return t};function o(e,t){for(var i=e.value,r=e.size,s=t.value,n=4*s.length,o=new Uint8Array(n),a=0,l=0,u=0,c=s.length;a<c;a++,u+=r,l+=4)o[l+0]=i[u+0],o[l+1]=i[u+1],o[l+2]=i[u+2],o[l+3]=Math.round(s[a]/65536*255);return o}function a(e){for(var t=e.value,i=4*t.length,r=new Uint8Array(i),s=0,n=0,o=t.length;s<o;s++,n+=4)r[n+0]=0,r[n+1]=0,r[n+2]=0,r[n+3]=Math.round(t[s]/65536*255);return r}return new Promise((function(l,u){if(r.destroyed)u();else{var c=t.stats||{};c.sourceFormat="LAS",c.schemaVersion="",c.title="",c.author="",c.created="",c.numMetaObjects=0,c.numPropertySets=0,c.numObjects=0,c.numGeometries=0,c.numTriangles=0,c.numVertices=0;try{var A=nI(e);QB(e,DE,i).then((function(e){var c,h,d=e.attributes,p=e.loaderData,f=void 0!==p.pointsFormatId?p.pointsFormatId:-1;if(!d.POSITION)return r.finalize(),void u("No positions found in 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LI(e,t,i){this.i=e,this.x=t,this.y=i,this.prev=null,this.next=null,this.z=null,this.prevZ=null,this.nextZ=null,this.steiner=!1}function RI(e,t,i,r){for(var s=0,n=t,o=i-r;n<i;n+=r)s+=(e[o]-e[n])*(e[n+1]+e[o+1]),o=n;return s}AI.deviation=function(e,t,i,r){var s=t&&t.length,n=s?t[0]*i:e.length,o=Math.abs(RI(e,0,n,i));if(s)for(var a=0,l=t.length;a<l;a++){var u=t[a]*i,c=a<l-1?t[a+1]*i:e.length;o-=Math.abs(RI(e,u,c,i))}var A=0;for(a=0;a<r.length;a+=3){var h=r[a]*i,d=r[a+1]*i,p=r[a+2]*i;A+=Math.abs((e[h]-e[p])*(e[d+1]-e[h+1])-(e[h]-e[d])*(e[p+1]-e[h+1]))}return 0===o&&0===A?0:Math.abs((A-o)/o)},AI.flatten=function(e){for(var t=e[0][0].length,i={vertices:[],holes:[],dimensions:t},r=0,s=0;s<e.length;s++){for(var n=0;n<e[s].length;n++)for(var o=0;o<t;o++)i.vertices.push(e[s][n][o]);s>0&&(r+=e[s-1].length,i.holes.push(r))}return i};var UI=re.vec2(),OI=re.vec3(),NI=re.vec3(),QI=re.vec3(),VI=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"cityJSONLoader",e,s)).dataSource=s.dataSource,r}return C(i,[{key:"dataSource",get:function(){return this._dataSource},set:function(e){this._dataSource=e||new cI}},{key:"load",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};e.id&&this.viewer.scene.components[e.id]&&(this.error("Component with this ID already exists in viewer: "+e.id+" - will autogenerate this ID"),delete e.id);var t=new Vh(this.viewer.scene,he.apply(e,{isModel:!0,edges:!0}));if(!e.src&&!e.cityJSON)return this.error("load() param expected: src or cityJSON"),t;var i={};if(e.src)this._loadModel(e.src,e,i,t);else{var r=this.viewer.scene.canvas.spinner;r.processes++,this._parseModel(e.cityJSON,e,i,t),r.processes--}return t}},{key:"_loadModel",value:function(e,t,i,r){var s=this,n=this.viewer.scene.canvas.spinner;n.processes++,this._dataSource.getCityJSON(t.src,(function(e){s._parseModel(e,t,i,r),n.processes--}),(function(e){n.processes--,s.error(e),r.fire("error",e)}))}},{key:"_parseModel",value:function(e,t,i,r){if(!r.destroyed){var s=e.transform?this._transformVertices(e.vertices,e.transform,i.rotateX):e.vertices,n=t.stats||{};n.sourceFormat=e.type||"CityJSON",n.schemaVersion=e.version||"",n.title="",n.author="",n.created="",n.numMetaObjects=0,n.numPropertySets=0,n.numObjects=0,n.numGeometries=0,n.numTriangles=0,n.numVertices=0;var o=!1!==t.loadMetadata,a=o?{id:re.createUUID(),name:"Model",type:"Model"}:null,l=o?{id:"",projectId:"",author:"",createdAt:"",schema:e.version||"",creatingApplication:"",metaObjects:[a],propertySets:[]}:null,u={data:e,vertices:s,sceneModel:r,loadMetadata:o,metadata:l,rootMetaObject:a,nextId:0,stats:n};if(this._parseCityJSON(u),r.finalize(),o){var c=r.id;this.viewer.metaScene.createMetaModel(c,u.metadata,i)}r.scene.once("tick",(function(){r.destroyed||(r.scene.fire("modelLoaded",r.id),r.fire("loaded",!0,!1))}))}}},{key:"_transformVertices",value:function(e,t,i){for(var r=[],s=t.scale||re.vec3([1,1,1]),n=t.translate||re.vec3([0,0,0]),o=0,a=0;o<e.length;o++,a+=3){var l=e[o][0]*s[0]+n[0],u=e[o][1]*s[1]+n[1],c=e[o][2]*s[2]+n[2];i?r.push([l,c,u]):r.push([l,u,c])}return r}},{key:"_parseCityJSON",value:function(e){var t=e.data.CityObjects;for(var i in t)if(t.hasOwnProperty(i)){var r=t[i];this._parseCityObject(e,r,i)}}},{key:"_parseCityObject",value:function(e,t,i){var r=e.sceneModel,s=e.data;if(e.loadMetadata){var n=i,o=t.type,a=o+" : "+i,l=t.parents?t.parents[0]:e.rootMetaObject.id;e.metadata.metaObjects.push({id:n,name:a,type:o,parent:l})}if(e.stats.numMetaObjects++,t.geometry&&t.geometry.length>0){for(var u=[],c=0,A=t.geometry.length;c<A;c++){var h=t.geometry[c],d=void 0,p=void 0,f=s.appearance;if(f){var v=f.materials;if(v){var g=h.material;if(g){var m=Object.keys(g);if(m.length>0){var _=g[m[0]];if(void 0!==_.value)d=v[_.value];else{var y=_.values;if(y){p=[];for(var b=0,x=y.length;b<x;b++){var w=v[y[c]];p.push(w)}}}}}}}p?this._parseGeometrySurfacesWithOwnMaterials(e,h,p,u):this._parseGeometrySurfacesWithSharedMaterial(e,h,d,u)}u.length>0&&(r.createEntity({id:i,meshIds:u,isObject:!0}),e.stats.numObjects++)}}},{key:"_parseGeometrySurfacesWithOwnMaterials",value:function(e,t,i,r){switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":var s=t.boundaries;this._parseSurfacesWithOwnMaterials(e,i,s,r);break;case"Solid":for(var n=t.boundaries,o=0;o<n.length;o++){var a=n[o];this._parseSurfacesWithOwnMaterials(e,i,a,r)}break;case"MultiSolid":case"CompositeSolid":for(var l=t.boundaries,u=0;u<l.length;u++)for(var c=0;c<l[u].length;c++){var A=l[u][c];this._parseSurfacesWithOwnMaterials(e,i,A,r)}}}},{key:"_parseSurfacesWithOwnMaterials",value:function(e,t,i,r){for(var s=e.vertices,n=e.sceneModel,o=0;o<i.length;o++){for(var a=i[o],l=t[o]||{diffuseColor:[.8,.8,.8],transparency:1},u=[],c=[],A=[],d={positions:[],indices:[]},p=0;p<a.length;p++){u.length>0&&c.push(u.length);var f=this._extractLocalIndices(e,a[p],A,d);u.push.apply(u,h(f))}if(3===u.length)d.indices.push(u[0]),d.indices.push(u[1]),d.indices.push(u[2]);else if(u.length>3){for(var v=[],g=0;g<u.length;g++)v.push({x:s[A[u[g]]][0],y:s[A[u[g]]][1],z:s[A[u[g]]][2]});for(var m=this._getNormalOfPositions(v,re.vec3()),_=[],y=0;y<v.length;y++)this._to2D(v[y],m,UI),_.unshift(UI[0]),_.unshift(UI[1]);for(var b=AI(_,c,2),x=0;x<b.length;x+=3)d.indices.unshift(u[b[x]]),d.indices.unshift(u[b[x+1]]),d.indices.unshift(u[b[x+2]])}var w=""+e.nextId++;n.createMesh({id:w,primitive:"triangles",positions:d.positions,indices:d.indices,color:l&&l.diffuseColor?l.diffuseColor:[.8,.8,.8],opacity:l&&void 0!==l.transparency?1-l.transparency:1}),r.push(w),e.stats.numGeometries++,e.stats.numVertices+=d.positions.length/3,e.stats.numTriangles+=d.indices.length/3}}},{key:"_parseGeometrySurfacesWithSharedMaterial",value:function(e,t,i,r){var s=e.sceneModel,n=[],o={positions:[],indices:[]};switch(t.type){case"MultiPoint":case"MultiLineString":break;case"MultiSurface":case"CompositeSurface":var a=t.boundaries;this._parseSurfacesWithSharedMaterial(e,a,n,o);break;case"Solid":for(var l=t.boundaries,u=0;u<l.length;u++){var c=l[u];this._parseSurfacesWithSharedMaterial(e,c,n,o)}break;case"MultiSolid":case"CompositeSolid":for(var A=t.boundaries,h=0;h<A.length;h++)for(var d=0;d<A[h].length;d++){var p=A[h][d];this._parseSurfacesWithSharedMaterial(e,p,n,o)}}if(o.positions.length>0&&o.indices.length>0){var f=""+e.nextId++;s.createMesh({id:f,primitive:"triangles",positions:o.positions,indices:o.indices,color:i&&i.diffuseColor?i.diffuseColor:[.8,.8,.8],opacity:1}),r.push(f),e.stats.numGeometries++,e.stats.numVertices+=o.positions.length/3,e.stats.numTriangles+=o.indices.length/3}}},{key:"_parseSurfacesWithSharedMaterial",value:function(e,t,i,r){for(var s=e.vertices,n=0;n<t.length;n++){for(var o=[],a=[],l=0;l<t[n].length;l++){o.length>0&&a.push(o.length);var u=this._extractLocalIndices(e,t[n][l],i,r);o.push.apply(o,h(u))}if(3===o.length)r.indices.push(o[0]),r.indices.push(o[1]),r.indices.push(o[2]);else if(o.length>3){for(var c=[],A=0;A<o.length;A++)c.push({x:s[i[o[A]]][0],y:s[i[o[A]]][1],z:s[i[o[A]]][2]});for(var d=this._getNormalOfPositions(c,re.vec3()),p=[],f=0;f<c.length;f++)this._to2D(c[f],d,UI),p.unshift(UI[0]),p.unshift(UI[1]);for(var v=AI(p,a,2),g=0;g<v.length;g+=3)r.indices.unshift(o[v[g]]),r.indices.unshift(o[v[g+1]]),r.indices.unshift(o[v[g+2]])}}}},{key:"_extractLocalIndices",value:function(e,t,i,r){for(var s=e.vertices,n=[],o=0,a=t.length;o<a;o++){var l=t[o];if(i.includes(l)){var u=i.indexOf(l);n.push(u)}else r.positions.push(s[l][0]),r.positions.push(s[l][1]),r.positions.push(s[l][2]),n.push(i.length),i.push(l)}return n}},{key:"_getNormalOfPositions",value:function(e,t){for(var i=0;i<e.length;i++){var r=i+1;r===e.length&&(r=0),t[0]+=(e[i].y-e[r].y)*(e[i].z+e[r].z),t[1]+=(e[i].z-e[r].z)*(e[i].x+e[r].x),t[2]+=(e[i].x-e[r].x)*(e[i].y+e[r].y)}return re.normalizeVec3(t)}},{key:"_to2D",value:function(e,t,i){var r=OI,s=NI,n=QI;r[0]=e.x,r[1]=e.y,r[2]=e.z,s[0]=t.x,s[1]=t.y,s[2]=t.z,n[0]=1.1,n[1]=1.1,n[2]=1.1,re.lenVec3(re.subVec3(n,s))<.01&&(n[0]+=1,n[1]+=2,n[2]+=3);var o=re.dotVec3(n,s),a=re.mulVec3Scalar(s,o,re.vec3());n[0]-=a[0],n[1]-=a[1],n[2]-=a[2],re.normalizeVec3(n);var l=re.cross3Vec3(s,n,re.vec3()),u=re.dotVec3(r,n),c=re.dotVec3(r,l);i[0]=u,i[1]=c}}]),i}(),HI=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};B(this,e),this.cacheBuster=!1!==t.cacheBuster}return C(e,[{key:"_cacheBusterURL",value:function(e){if(!this.cacheBuster)return e;var t=(new Date).getTime();return e.indexOf("?")>-1?e+"&_="+t:e+"?_="+t}},{key:"getDotBIM",value:function(e,t,i){he.loadJSON(this._cacheBusterURL(e),(function(e){t(e)}),(function(e){i(e)}))}}]),e}(),jI=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"DotBIMLoader",e,s)).dataSource=s.dataSource,r.objectDefaults=s.objectDefaults,r}return C(i,[{key:"dataSource",get:function(){return this._dataSource},set:function(e){this._dataSource=e||new HI}},{key:"objectDefaults",get:function(){return this._objectDefaults},set:function(e){this._objectDefaults=e||NE}},{key:"load",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};t.id&&this.viewer.scene.components[t.id]&&(this.error("Component with this ID already exists in viewer: "+t.id+" - will autogenerate this ID"),delete t.id);var i=new Vh(this.viewer.scene,he.apply(t,{isModel:!0,backfaces:t.backfaces,dtxEnabled:t.dtxEnabled,rotation:t.rotation,origin:t.origin})),r=i.id;if(!t.src&&!t.dotBIM)return this.error("load() param expected: src or dotBIM"),i;var s,n,o=t.objectDefaults||this._objectDefaults||NE;if(t.includeTypes){s={};for(var a=0,l=t.includeTypes.length;a<l;a++)s[t.includeTypes[a]]=!0}if(t.excludeTypes){n={},s||(s={});for(var u=0,c=t.excludeTypes.length;u<c;u++)s[t.excludeTypes[u]]=!0}var d=function(t){for(var i=t.fileData,a=t.sceneModel,l={},u=re.createUUID(),c=re.createUUID(),d=re.createUUID(),p=re.createUUID(),f={metaObjects:[{id:u,name:"Project",type:"Project",parent:null},{id:c,name:"Site",type:"Site",parent:u},{id:d,name:"Building",type:"Building",parent:c},{id:p,name:"BuildingStorey",type:"BuildingStorey",parent:d}],propertySets:[]},v=i.elements,g=function(e,t){var r=v[e],u=r.type;if(n&&n[u])return"continue";if(s&&!s[u])return"continue";var c=r.info,d=void 0!==r.guid?"".concat(r.guid):void 0!==c&&void 0!==c.id?c.id:e,g=r.mesh_id,m=r.vector,_=r.rotation,y=o?o[u]||o.DEFAULT:null,b=!0,x=!0;if(void 0===r.face_colors){!function(e,t){if(!l[e]){var r=i.meshes.find((function(e){return e.mesh_id===t.mesh_id}));a.createGeometry({id:e,primitive:"triangles",positions:r.coordinates,indices:r.indices}),l[e]=!0}}(g,r);var w="".concat(d,"-mesh"),B=r.color?[r.color.r/255,r.color.g/255,r.color.b/255]:[1,1,1],P=r.color?r.color.a/255:1;y&&(!1===y.visible&&(b=!1),!1===y.pickable&&(x=!1),y.colorize&&(B=y.colorize),void 0!==y.opacity&&null!==y.opacity&&(P=y.opacity)),a.createMesh({id:w,geometryId:g,color:B,opacity:P,quaternion:!_||0===_.qz&&0===_.qy&&0===_.qx&&1===_.qw?void 0:[_.qx,_.qy,_.qz,_.qw],position:m?[m.x,m.y,m.z]:void 0}),a.createEntity({id:d,meshIds:[w],visible:b,pickable:x,isObject:!0})}else{for(var C=r.face_colors,M={},E=0,F=i.meshes.find((function(e){return e.mesh_id===r.mesh_id})),k=0,I=C.length;k<I;k+=4){var D=[C[k],C[k+1],C[k+2],C[k+3]];void 0===M[D]&&(M[D]=[]);var S=F.indices[E],T=F.coordinates[3*S],L=F.coordinates[3*S+1],R=F.coordinates[3*S+2],U=F.indices[E+1],O=F.coordinates[3*U],N=F.coordinates[3*U+1],Q=F.coordinates[3*U+2],V=F.indices[E+2],H=F.coordinates[3*V],j=F.coordinates[3*V+1],G=F.coordinates[3*V+2];M[D].push(T,L,R,O,N,Q,H,j,G),E+=3}for(var z=[],W=0,K=Object.entries(M);W<K.length;W++){var X=A(K[W],2),J=X[0],Y=X[1];a.createGeometry({id:"".concat(g,"-").concat(J),primitive:"triangles",positions:Y,indices:h(Array(Y.length/3).keys())});var Z="".concat(d,"-mesh-").concat(J),q=J.split(",").map(Number),$=[q[0]/255,q[1]/255,q[2]/255],ee=q[3]/255;y&&(!1===y.visible&&(b=!1),!1===y.pickable&&(x=!1),y.colorize&&($=y.colorize),void 0!==y.opacity&&null!==y.opacity&&(ee=y.opacity)),a.createMesh({id:Z,geometryId:"".concat(g,"-").concat(J),color:$,opacity:ee,quaternion:!_||0===_.qz&&0===_.qy&&0===_.qx&&1===_.qw?void 0:[_.qx,_.qy,_.qz,_.qw],position:m?[m.x,m.y,m.z]:void 0}),z.push(Z)}a.createEntity({id:d,meshIds:z,visible:b,pickable:x,isObject:!0})}var te=[];for(var ie in c)te.push({name:ie,value:c[ie]});f.propertySets.push({id:d,name:"Properties",properties:te}),f.metaObjects.push({id:d,name:c&&c.Name&&"None"!==c.Name?c.Name:"".concat(r.type," ").concat(d),type:r.type,parent:p,propertySetIds:[d]})},m=0,_=v.length;m<_;m++)g(m);a.finalize(),e.viewer.metaScene.createMetaModel(r,f),a.scene.once("tick",(function(){a.destroyed||(a.scene.fire("modelLoaded",a.id),a.fire("loaded",!0,!1))}))};if(t.src){var p=t.src;this.viewer.scene.canvas.spinner.processes++,this._dataSource.getDotBIM(p,(function(t){d({fileData:t,sceneModel:i,nextId:0,error:function(e){}}),e.viewer.scene.canvas.spinner.processes--}),(function(t){e.viewer.scene.canvas.spinner.processes--,e.error(t)}))}else if(t.dotBIM){var f={fileData:t.dotBIM,sceneModel:i,nextId:0,error:function(e){}};d(f)}return i.once("destroyed",(function(){e.viewer.metaScene.destroyMetaModel(r)})),i}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}}]),i}(),GI=function(e){var t=function(t){return parseInt(e.substr(t+1,2),16)/255};return[t(0),t(2),t(4)]},zI=function(e){for(var t=[],i=0;i<e.length;++i)t.push(i);var r=function(){for(var i=re.vec2(),r=re.vec2(),s=0,n=0;n<t.length;++n){var o=e[t[n]],a=e[t[(n+1)%t.length]],l=e[t[(n+2)%t.length]];re.subVec2(o,a,i),re.subVec2(l,a,r);var u=re.dotVec2(i,r)/Math.sqrt(re.sqLenVec2(i)*re.sqLenVec2(r)),c=Math.acos(Math.max(-1,Math.min(u,1)));s+=i[0]*r[1]-i[1]*r[0]>=0?c:2*Math.PI-c}return s<t.length*Math.PI}(),s=function(){var e=function(e,t,i){return(e[0]-i[0])*(t[1]-i[1])-(t[0]-i[0])*(e[1]-i[1])};return function(t,i,r,s){var n=e(t,i,r),o=e(t,r,s),a=e(t,s,i);return!((n<0||o<0||a<0)&&(n>0||o>0||a>0))}}(),n=[],o=(r?t:t.slice(0).reverse()).map((function(e){return{idx:e}}));o.forEach((function(e,t){e.prev=o[(t-1+o.length)%o.length],e.next=o[(t+1)%o.length]}));for(var a=re.vec2(),l=re.vec2();o.length>2;){for(var u=0,c=function(){if(u>=o.length)throw"isCCW = ".concat(r,"; earIdx = ").concat(u,"; len = ").concat(o.length);var t=o[u],i=e[t.prev.idx],n=e[t.idx],c=e[t.next.idx];if(re.subVec2(i,n,a),re.subVec2(c,n,l),a[0]*l[1]-a[1]*l[0]>=0&&o.every((function(r){return r===t||r===t.prev||r===t.next||!s(e[r.idx],i,n,c)})))return"break";++u};;){if("break"===c())break}var A=o[u];o.splice(u,1),n.push([A.idx,A.next.idx,A.prev.idx]),A.prev.next=A.next,A.next.prev=A.prev}return[e,n,r]},WI=function(e,t){var i=e.canvas.canvas,r=i.parentNode,s=document.createElement("div");r.insertBefore(s,i);var n=5;s.style.background=t,s.style.border="2px solid white",s.style.margin="0 0",s.style.zIndex="100",s.style.position="absolute",s.style.pointerEvents="none",s.style.display="none";var o=new at(e,{}),a=function(e){return e+"px"},l=function(){var e=o.canvasPos.slice();ut(i,r,e),s.style.left=a(e[0]-3-n/2),s.style.top=a(e[1]-3-n/2),s.style.borderRadius=a(2*n),s.style.width=a(n),s.style.height=a(n)},u=e.camera.on("viewMatrix",l),c=e.camera.on("projMatrix",l);return{update:function(e){e&&(o.worldPos=e,l()),s.style.display=e?"":"none"},setHighlighted:function(e){n=e?10:5,l()},getCanvasPos:function(){return o.canvasPos},getWorldPos:function(){return o.worldPos},destroy:function(){s.parentNode.removeChild(s),e.camera.off(u),e.camera.off(c),o.destroy()}}},KI=function(e,t,i){var r=null,s=function(s){if(s){r&&r.destroy();try{var n,o,a=zI(s.map((function(e){return[e[0],e[2]]}))),l=A(a,2),u=l[0],c=l[1],d=(n=[]).concat.apply(n,h(u.map((function(e){return[e[0],s[0][1],e[1]]})))),p=(o=[]).concat.apply(o,h(c));r=new _n(e,{pickable:!1,geometry:new Xi(e,{positions:d,indices:p,normals:re.buildNormals(d,p)}),material:new $i(e,{alpha:void 0!==i?i:.5,backfaces:!0,diffuse:GI(t)})})}catch(e){r=null}}r&&(r.visible=!!s)};return s(null),{updateBase:s,destroy:function(){return r&&r.destroy()}}},XI=function(e,t){return function(i,r,s){var n=e.scene,o=n.canvas.canvas,a=function(e,t){return t[0]=e.clientX,t[1]=e.clientY,ut(o.ownerDocument.documentElement,o,t),t},l=function(e){var i=re.vec3(),r=re.vec3();return re.canvasPosToWorldRay(o,n.camera.viewMatrix,n.camera.projMatrix,n.camera.projection,e,i,r),t(i,r)},u=!1,c=function(){u=!1},A=function(){c(),o.removeEventListener("mousedown",d),o.removeEventListener("mousemove",p),e.cameraControl.off(f),o.removeEventListener("mouseup",v)},h=re.vec2(),d=function(e){1===e.which&&(a(e,h),u=!0)};o.addEventListener("mousedown",d);var p=function(e){var t=a(e,re.vec2());u&&re.distVec2(h,t)>20&&(c(),i())};o.addEventListener("mousemove",p);var f=e.cameraControl.on("rayMove",(function(e){var t=e.canvasPos;r(t,l(t))})),v=function(e){if(1===e.which&&u){A();var t=a(e,re.vec2());s(t,l(t))}};return o.addEventListener("mouseup",v),A}},JI=function(e,t,i,r){var s=-(re.dotVec3(i,t)-e)/re.dotVec3(r,t),n=re.vec3();return re.mulVec3Scalar(r,s,n),re.addVec3(i,n,n),n},YI=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(B(this,i),(r=t.call(this,e.viewer.scene,s)).plugin=e,r._container=s.container,!r._container)throw"config missing: container";return r._eventSubs={},r.plugin.viewer.scene,r._geometry=s.geometry,s.onMouseOver,s.onMouseLeave,s.onContextMenu,r._alpha="alpha"in s&&void 0!==s.alpha?s.alpha:.5,r.color=s.color,r._visible=!0,r._rebuildMesh(),r}return C(i,[{key:"_rebuildMesh",value:function(){var e,t=this.plugin.viewer.scene,i=this._geometry.planeCoordinates.slice(),r=this._geometry.height<0,s=this._geometry.altitude+(r?this._geometry.height:0),n=this._geometry.height*(r?-1:1),o=A(zI(i),3),a=o[0],l=o[1],u=o[2],d=[],p=[],f=function(e){var t,i=d.length,r=c(a);try{for(r.s();!(t=r.n()).done;){var o=t.value;d.push([o[0],s+(e?n:0),o[1]])}}catch(e){r.e(e)}finally{r.f()}var u,A=c(l);try{for(A.s();!(u=A.n()).done;){var f=u.value;p.push.apply(p,h((e?f:f.slice(0).reverse()).map((function(e){return e+i}))))}}catch(e){A.e(e)}finally{A.f()}};f(!1),f(!0);for(var v=function(e){var t=a[e],i=a[(a.length+e+(u?1:-1))%a.length],r=s,o=s+n,l=d.length;d.push([t[0],r,t[1]],[i[0],r,i[1]],[i[0],o,i[1]],[t[0],o,t[1]]),p.push.apply(p,h([0,1,2,0,2,3].map((function(e){return e+l}))))},g=0;g<a.length;++g)v(g);this._zoneMesh&&this._zoneMesh.destroy();var m=(e=[]).concat.apply(e,d);this._zoneMesh=new _n(t,{edges:this._edges,geometry:new Xi(t,{positions:m,indices:p,normals:re.buildNormals(m,p)}),material:new $i(t,{alpha:this._alpha,backfaces:!0,diffuse:GI(this._color)}),visible:this._visible}),this._zoneMesh.highlighted=this._highlighted,this._zoneMesh.zone=this;var _,y=re.vec2(),b=re.vec2(),x=0,w=c(l);try{for(w.s();!(_=w.n()).done;){var B=_.value,P=a[B[0]],C=a[B[1]],M=a[B[2]];re.subVec2(C,P,y),re.subVec2(M,P,b),x+=Math.abs(y[0]*b[1]-y[1]*b[0])}}catch(e){w.e(e)}finally{w.f()}this._baseArea=x/2,this._metrics=null;var E=function(e){return Math.min.apply(Math,h(d.map((function(t){return t[e]}))))},F=function(e){return Math.max.apply(Math,h(d.map((function(t){return t[e]}))))},k=E(0),I=E(1),D=E(2),S=F(0),T=F(1),L=F(2);this._center=re.vec3([(k+S)/2,(I+T)/2,(D+L)/2])}},{key:"baseArea",get:function(){return this._baseArea}},{key:"area",get:function(){return this._getMetrics().area}},{key:"volume",get:function(){return this._getMetrics().volume}},{key:"_getMetrics",value:function(){if(null===this._metrics){for(var e=0,t=0,i=this._zoneMesh.geometry,r=[re.vec3(),re.vec3(),re.vec3()],s=re.vec3(),n=0;n<i.indices.length;n+=3){for(var o=0;o<3;++o)for(var a=r[o],l=3*i.indices[n+o],u=0;u<3;++u)a[u]=i.positions[l+u];e+=re.dotVec3(r[0],re.cross3Vec3(r[1],r[2],s)),re.subVec3(r[1],r[0],r[1]),re.subVec3(r[2],r[0],r[2]),t+=re.lenVec3(re.cross3Vec3(r[1],r[2],s))}this._metrics={area:t/2,volume:e/6}}return this._metrics}},{key:"sectionedAverage",value:function(e){var t=this._geometry.planeCoordinates.slice(),i=[],r=this._geometry.height,s=this._geometry.altitude,n=s+Math.max(0,r),o=s+Math.min(0,r),a=function(e){var r=t.map((function(t){return[t[0],e?n:o,t[1]]}));i.push(e?r:r.slice(0).reverse())};a(!0),a(!1);for(var l=function(e,i){return[t[e][0],i,t[e][1]]},u=0;u<t.length;++u){var A=(u+1)%t.length;i.push([l(u,o),l(A,o),l(A,n),l(u,n)])}var h,d=c(e);try{for(d.s();!(h=d.n()).done;){var p,f=h.value,v=f.dir,g=f.dist,m=[],_=c(i);try{for(_.s();!(p=_.n()).done;){for(var y=p.value,b=1e-5,x=0,w=[],B=0;B<y.length;B++){var P=re.dotVec3(v,y[B])+g,C=P<-1e-5?2:P>b?1:0;x|=C,w.push(C)}switch(x){case 0:case 1:m.push(y);break;case 2:break;case 3:for(var M=[],E=0;E<y.length;E++){var F=(E+1)%y.length,k=w[E],I=w[F],D=y[E],S=y[F];if(2!==k&&M.push(D),3==(k|I)){var T=re.vec3();re.subVec3(S,D,T);var L=-(g+re.dotVec3(v,D))/re.dotVec3(v,T),R=[0,0,0];re.lerpVec3(L,0,1,D,S,R),M.push(R)}}M.length>=3&&m.push(M)}}}catch(e){_.e(e)}finally{_.f()}i=m}}catch(e){d.e(e)}finally{d.f()}if(0===i.length)return null;var U,O=re.vec3([0,0,0]),N=new Set,Q=c(i);try{for(Q.s();!(U=Q.n()).done;){var V,H=c(U.value);try{for(H.s();!(V=H.n()).done;){var j=V.value,G=j.map((function(e){return e.toFixed(3)})).join(":");N.has(G)||(N.add(G),re.addVec3(O,j,O))}}catch(e){H.e(e)}finally{H.f()}}}catch(e){Q.e(e)}finally{Q.f()}return re.mulVec3Scalar(O,1/N.size,O),O}},{key:"center",get:function(){return this._center}},{key:"altitude",get:function(){return this._geometry.altitude},set:function(e){this._geometry.altitude=e,this._rebuildMesh()}},{key:"height",get:function(){return this._geometry.height},set:function(e){this._geometry.height=e,this._rebuildMesh()}},{key:"highlighted",get:function(){return this._highlighted},set:function(e){this._highlighted=e,this._zoneMesh&&(this._zoneMesh.highlighted=e)}},{key:"color",get:function(){return this._color},set:function(e){this._color=e,this._zoneMesh&&(this._zoneMesh.material.diffuse=GI(this._color))}},{key:"alpha",get:function(){return this._alpha},set:function(e){this._alpha=e,this._zoneMesh&&(this._zoneMesh.material.alpha=this._alpha)}},{key:"edges",get:function(){return this._edges},set:function(e){this._edges=e,this._zoneMesh&&(this._zoneMesh.edges=this._edges)}},{key:"visible",get:function(){return this._visible},set:function(e){this._visible=!!e,this._zoneMesh.visible=this._visible,this._needUpdate()}},{key:"getJSON",value:function(){return{id:this.id,geometry:this._geometry,alpha:this._alpha,color:this._color}}},{key:"duplicate",value:function(){return this.plugin.createZone({id:re.createUUID(),geometry:{planeCoordinates:this._geometry.planeCoordinates.map((function(e){return e.slice()})),altitude:this._geometry.altitude,height:this._geometry.height},alpha:this._alpha,color:this._color})}},{key:"destroy",value:function(){this._zoneMesh.destroy(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),ZI=function(e){g(i,Ce);var t=_(i);function i(e,r,s){var n;return B(this,i),(n=t.call(this,e.viewer.scene)).zonesPlugin=e,n.pointerLens=r.pointerLens,n.createSelect3dPoint=s,n._deactivate=null,n}return C(i,[{key:"active",get:function(){return!!this._deactivate}},{key:"activate",value:function(e,t,i,r){if(!this._deactivate){if("object"===w(e)&&null!==e){var s=e,n=function(e,t){if(e in s)return s[e];if(void 0!==t)return t;throw"config missing: "+e};e=n("altitude"),t=n("height"),i=n("color","#008000"),r=n("alpha",.5)}var o=this.zonesPlugin,a=o.viewer,l=a.scene,u=this,c=this.createSelect3dPoint(a,(function(t,i){return JI(e,re.vec3([0,1,0]),t,i)}));!function s(){var n=KI(l,i,r),a=function(e,t,i,r,s,n){var o=WI(e,t),a=WI(e,t),l=i?function(e){i.visible=!!e,e&&(i.canvasPos=e)}:function(){},u=r((function(){l(null),o.update(null)}),(function(e,t){l(e),o.update(t)}),(function(e,t){o.update(t),u=r((function(){l(null),a.update(null),s(null)}),(function(e,i){l(e),a.update(i),s(re.distVec3(t,i)>.01&&[t,i])}),(function(e,i){a.update(i),o.destroy(),a.destroy(),l(null),n([t,i])}))}));return{deactivate:function(){u(),o.destroy(),a.destroy(),l(null)}}}(l,i,u.pointerLens,c,(function(e){if(e){var t=e[0],i=e[1],r=function(e){return Math.min(t[e],i[e])},s=function(e){return Math.max(t[e],i[e])},o=r(0),a=r(1),l=r(2),u=s(0);s(1);var c=s(2);n.updateBase([[o,a,c],[u,a,c],[u,a,l],[o,a,l]])}else n.updateBase(null)}),(function(a){n.destroy();var l=function(e,t,i,r,s,n,o){var a=function(i){return Math.min(e[i],t[i])},l=function(i){return Math.max(e[i],t[i])},u=a(0),c=a(2),A=l(0),h=l(2);return o.createZone({id:re.createUUID(),geometry:{planeCoordinates:[[u,h],[A,h],[A,c],[u,c]],altitude:i,height:r},alpha:n,color:s})}(a[0],a[1],e,t,i,r,o),c=!0;u._deactivate=function(){c=!1},u.fire("zoneEnd",l),c&&s()})).deactivate;u._deactivate=function(){a(),n.destroy()}}()}}},{key:"deactivate",value:function(){this._deactivate&&(this._deactivate(),this._deactivate=null)}},{key:"destroy",value:function(){this.deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),qI=function(e){g(i,ZI);var t=_(i);function i(e){var r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),t.call(this,e,r,(function(e,t){return XI(e,t)}))}return C(i)}(),$I=function(e){g(i,ZI);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};B(this,i);var n=new Re(e.viewer);return(r=t.call(this,e,s,(function(e,t){return dt(e,n,t)}))).pointerCircle=n,r}return C(i,[{key:"destroy",value:function(){this.pointerCircle.destroy(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),eD=function(e){g(i,Ue);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,"Zones",e))._pointerLens=s.pointerLens,r._container=s.container||document.body,r._zones=[],r.defaultColor=void 0!==s.defaultColor?s.defaultColor:"#00BBFF",r.zIndex=s.zIndex||1e4,r._onMouseOver=function(e,t){r.fire("mouseOver",{plugin:b(r),zone:t,event:e})},r._onMouseLeave=function(e,t){r.fire("mouseLeave",{plugin:b(r),zone:t,event:e})},r._onContextMenu=function(e,t){r.fire("contextMenu",{plugin:b(r),zone:t,event:e})},r}return C(i,[{key:"createZone",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.viewer.scene.components[t.id]&&(this.error("Viewer scene component with this ID already exists: "+t.id),delete t.id);var i=new YI(this,{id:t.id,plugin:this,container:this._container,geometry:t.geometry,alpha:t.alpha,color:t.color,onMouseOver:this._onMouseOver,onMouseLeave:this._onMouseLeave,onContextMenu:this._onContextMenu});return this._zones.push(i),i.on("destroyed",(function(){var t=e._zones.indexOf(i);t>=0&&e._zones.splice(t,1)})),this.fire("zoneCreated",i),i}},{key:"zones",get:function(){return this._zones}},{key:"destroy",value:function(){f(x(i.prototype),"destroy",this).call(this)}}]),i}(),tD=function(e,t,i,r,s,n,o,a,l){var u,c=n?function(e){n.visible=!!e,e&&(n.canvasPos=e)}:function(){},A=[function(){return c(null)}],h=KI(e,r,s);return A.push((function(){return h.destroy()})),function n(d){var p=WI(e,r),f=d.length>0&&function(e,t,i){var r=e.canvas.canvas,s=new at(e,{});s.worldPos=i;var n=new at(e,{}),o=r.ownerDocument.body,a=new pt(o,{color:t,thickness:1,thicknessClickable:6});a.setVisible(!1);var l=function(){var e=s.canvasPos.slice(),t=n.canvasPos.slice();ut(r,o,e),ut(r,o,t),a.setStartAndEnd(e[0],e[1],t[0],t[1])},u=e.camera.on("viewMatrix",l),c=e.camera.on("projMatrix",l);return{update:function(e){e&&(n.worldPos=e,l()),a.setVisible(!!e)},destroy:function(){e.camera.off(u),e.camera.off(c),s.destroy(),n.destroy(),a.destroy()}}}(e,r,d[d.length-1].getWorldPos());A.push((function(){p.destroy(),f&&f.destroy()}));var v=d.length>0&&d[0],g=function(e){var t=v&&v.getCanvasPos();return t&&re.distVec2(t,e)<10&&{canvasPos:t,worldPos:v.getWorldPos()}},m=function(){var e=function(e,t,i){return t[0]<=Math.max(e[0],i[0])&&t[0]>=Math.min(e[0],i[0])&&t[1]<=Math.max(e[1],i[1])&&t[1]>=Math.min(e[1],i[1])},t=function(e,t,i){var r=(t[1]-e[1])*(i[0]-t[0])-(t[0]-e[0])*(i[1]-t[1]);return 0===r?0:r>0?1:2};return function(i,r){for(var s=i[i.length-2],n=i[i.length-1],o=r?1:0;o<i.length-2-1;++o){var a=i[o],l=i[o+1],u=t(s,n,a),c=t(s,n,l),A=t(a,l,s),h=t(a,l,n);if(u!==c&&A!==h||0===u&&e(s,a,n)||0===c&&e(s,l,n)||0===A&&e(a,s,l)||0===h&&e(a,n,l))return!0}return!1}}();u=a((function(){c(null),p.update(null),f&&f.update(null),h.updateBase(d.length>2?d.map((function(e){return e.getWorldPos()})):null)}),(function(e,t){var i=d.length>2&&g(e);if(v&&v.setHighlighted(!!i),c(i?i.canvasPos:e),p.update(!i&&t),f&&f.update(i?i.worldPos:t),d.length>=2){var r=d.map((function(e){return e.getWorldPos()})).concat(i?[]:[t]),s=m(r.map((function(e){return[e[0],e[2]]})),i);h.updateBase(s?null:r)}else h.updateBase(null)}),(function(e,a){var u=d.length>2&&g(e),c=d.map((function(e){return e.getWorldPos()})).concat(u?[]:[a]);h.updateBase(c);var v=c.map((function(e){return[e[0],e[2]]}));d.length>2&&m(v,u)?(A.pop()(),n(d)):u?(p.update(a),A.forEach((function(e){return e()})),l(o.createZone({id:re.createUUID(),geometry:{planeCoordinates:v,altitude:t,height:i},alpha:s,color:r}))):(p.update(a),f&&f.update(a),n(d.concat(p)))}))}([]),{closeSurface:function(){throw"TODO"},deactivate:function(){u(),A.forEach((function(e){return e()}))}}},iD=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e.viewer.scene)).zonesPlugin=e,r.pointerLens=s.pointerLens,r._action=null,r}return C(i,[{key:"active",get:function(){return!!this._action}},{key:"activate",value:function(e,t,i,r){if("object"===w(e)&&null!==e){var s=e,n=function(e,t){if(e in s)return s[e];if(void 0!==t)return t;throw"config missing: "+e};e=n("altitude"),t=n("height"),i=n("color","#008000"),r=n("alpha",.5)}if(!this._action){var o=this.zonesPlugin,a=o.viewer,l=a.scene,u=this,c=XI(a,(function(t,i){return JI(e,re.vec3([0,1,0]),t,i)}));!function s(){u._action=tD(l,e,t,i,r,u.pointerLens,o,c,(function(e){var t=!0;u._action={deactivate:function(){t=!1}},u.fire("zoneEnd",e),t&&s()}))}()}}},{key:"deactivate",value:function(){this._action&&(this._action.deactivate(),this._action=null)}},{key:"destroy",value:function(){this.deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),rD=function(e){g(i,Ce);var t=_(i);function i(e){var r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return B(this,i),(r=t.call(this,e.viewer.scene)).zonesPlugin=e,r.pointerLens=s.pointerLens,r.pointerCircle=new Re(e.viewer),r._action=null,r}return C(i,[{key:"active",get:function(){return!!this._action}},{key:"activate",value:function(e,t,i,r){if("object"===w(e)&&null!==e){var s=e,n=function(e,t){if(e in s)return s[e];if(void 0!==t)return t;throw"config missing: "+e};e=n("altitude"),t=n("height"),i=n("color","#008000"),r=n("alpha",.5)}if(!this._action){var o=this.zonesPlugin,a=o.viewer,l=a.scene,u=this,c=dt(a,this.pointerCircle,(function(t,i){return JI(e,re.vec3([0,1,0]),t,i)}));!function s(){u._action=tD(l,e,t,i,r,u.pointerLens,o,c,(function(e){var t=!0;u._action={deactivate:function(){t=!1}},u.fire("zoneEnd",e),t&&s()}))}()}}},{key:"deactivate",value:function(){this._action&&(this._action.deactivate(),this._action=null)}},{key:"destroy",value:function(){this.deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),sD=function(e){g(i,Ce);var t=_(i);function i(e,r,s,n){var o;B(this,i);var a=e.plugin.viewer,l=a.scene;o=t.call(this,l);var u=e._geometry.altitude,c=e._geometry.planeCoordinates.map((function(t){var i=l.canvas.canvas.ownerDocument.body,r=new ct(l,{},i,{fillColor:e._color});return r.worldPos=re.vec3([t[0],u,t[1]]),r.on("worldPos",(function(){t[0]=r.worldPos[0],t[1]=r.worldPos[2];try{e._rebuildMesh()}catch(t){e._zoneMesh&&(e._zoneMesh.destroy(),e._zoneMesh=null)}})),r})),A=ht({viewer:a,handleMouseEvents:s,handleTouchEvents:n,pointerLens:r&&r.pointerLens,dots:c,ray2WorldPos:function(e,t){return JI(u,re.vec3([0,1,0]),e,t)},onEnd:function(t,i){return e._zoneMesh&&o.fire("edited"),!!e._zoneMesh}}),h=function(){A(),c.forEach((function(e){return e.destroy()}))},d=e.on("destroyed",h);return o._deactivate=function(){e.off("destroyed",d),h()},o}return C(i,[{key:"deactivate",value:function(){this._deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),nD=function(e){g(i,sD);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,!0,!1)}return C(i)}(),oD=function(e){g(i,sD);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,!1,!0)}return C(i)}(),aD=function(e){g(i,Ce);var t=_(i);function i(e,r,s,n){var o;B(this,i);var a=e.plugin.viewer,l=a.scene,u=l.canvas.canvas,c=b(o=t.call(this,l)),A=e._geometry.altitude,d=r&&r.pointerLens,p=d?function(e){d.visible=!!e,e&&(d.canvasPos=e)}:function(){},f=function(e){var t,i,r=re.vec3(),s=re.vec3();return re.canvasPosToWorldRay(u,l.camera.viewMatrix,l.camera.projMatrix,l.camera.projection,e,r,s),t=r,i=s,JI(A,re.vec3([0,1,0]),t,i)},v=function(e,t){return t[0]=e.clientX,t[1]=e.clientY,ut(u.ownerDocument.documentElement,u,t),t},g=function(e,t){var i=function(e){e.preventDefault(),t(e)};return u.addEventListener(e,i),function(){return u.removeEventListener(e,i)}},m=function(){},_=function(t,i,r,s){var n,o,l,A,h=s(t),d=v(h,re.vec2()),_=a.scene.pick({canvasPos:d,includeEntities:[e._zoneMesh.id]});if((_&&_.entity&&_.entity.zone)===e){m(),u.style.cursor="move",a.cameraControl.active=!1;var y=(n=e._geometry.planeCoordinates.map((function(e){return e.slice()})),o=f(d),l=re.vec2([o[0],o[2]]),A=re.vec2(),function(t){var i=f(t);A[0]=i[0],A[1]=i[2],re.subVec2(l,A,A),e._geometry.planeCoordinates.forEach((function(e,t){re.subVec2(n[t],A,e)}));try{e._rebuildMesh()}catch(t){e._zoneMesh&&(e._zoneMesh.destroy(),e._zoneMesh=null)}}),b=g(i,(function(e){var t=s(e);if(t){var i=v(t,re.vec2());y(i),p(i)}})),x=g(r,(function(e){var t=s(e);if(t){var i=v(t,re.vec2());y(i),p(null),m(),c.fire("translated")}}));m=function(){m=function(){},u.style.cursor="default",a.cameraControl.active=!0,b(),x()}}},y=[];s&&y.push(g("mousedown",(function(e){1===e.which&&_(e,"mousemove","mouseup",(function(e){return 1===e.which&&e}))}))),n&&y.push(g("touchstart",(function(e){if(1===e.touches.length){var t=e.touches[0].identifier;_(e,"touchmove","touchend",(function(e){return h(e.changedTouches).find((function(e){return e.identifier===t}))}))}})));var x=function(){m(),y.forEach((function(e){return e()})),p(null)},w=e.on("destroyed",x);return o._deactivate=function(){e.off("destroyed",w),x()},o}return C(i,[{key:"deactivate",value:function(){this._deactivate(),f(x(i.prototype),"destroy",this).call(this)}}]),i}(),lD=function(e){g(i,aD);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,!0,!1)}return C(i)}(),uD=function(e){g(i,aD);var t=_(i);function i(e,r){return B(this,i),t.call(this,e,r,!1,!0)}return C(i)}();export{Or as AlphaFormat,Ri as AmbientLight,Bt as AngleMeasurementEditMouseControl,Pt as AngleMeasurementEditTouchControl,_t as AngleMeasurementsControl,yt as AngleMeasurementsMouseControl,bt as AngleMeasurementsPlugin,xt as AngleMeasurementsTouchControl,kt as AnnotationsPlugin,Pn as AxisGizmoPlugin,Xh as BCFViewpointsPlugin,fo as Bitmap,Er as ByteType,Nd as CameraMemento,_d as CameraPath,Cd as CameraPathAnimation,VI as CityJSONLoaderPlugin,fr as ClampToEdgeWrapping,Ce as Component,Ms as CompressedMediaType,Ba as Configs,J as ContextMenu,Gd as CubicBezierCurve,vd as Curve,nh as DefaultLoadingManager,jr as DepthFormat,Gr as DepthStencilFormat,Li as DirLight,ld as DistanceMeasurementEditControl,ud as DistanceMeasurementEditMouseControl,cd as DistanceMeasurementEditTouchControl,sd as DistanceMeasurementsControl,nd as DistanceMeasurementsMouseControl,od as DistanceMeasurementsPlugin,ad as DistanceMeasurementsTouchControl,ct as Dot3D,HI as DotBIMDefaultDataSource,jI as DotBIMLoaderPlugin,rr as EdgeMaterial,tr as EmphasisMaterial,xF as FaceAlignedSectionPlanesPlugin,Ad as FastNavPlugin,Sr as FloatType,$n as Fresnel,Ie as Frustum,ke as FrustumPlane,Bs as GIFMediaType,hd as GLTFDefaultDataSource,QE as GLTFLoaderPlugin,Tr as HalfFloatType,Id as ImagePlane,Ir as IntType,Ps as JPEGMediaType,Ah as KTX2TextureTranscoder,lI as LASLoaderPlugin,Un as LambertMaterial,Ud as LightMap,jh as LineSet,xs as LinearEncoding,xr as LinearFilter,Cr as LinearMipMapLinearFilter,Br as LinearMipMapNearestFilter,Pr as LinearMipmapLinearFilter,wr as LinearMipmapNearestFilter,oh as Loader,sh as LoadingManager,dd as LocaleService,Hr as LuminanceAlphaFormat,Vr as LuminanceFormat,G as Map,at as Marker,Te as MarqueePicker,Le as MarqueePickerMouseControl,_n as Mesh,Eo as MeshSurfaceArea,yo as MeshVolume,Qn as MetallicMaterial,vr as MirroredRepeatWrapping,Vd as ModelMemento,GE as NavCubePlugin,gr as NearestFilter,br as NearestMipMapLinearFilter,mr as NearestMipMapNearestFilter,yr as NearestMipmapLinearFilter,_r as NearestMipmapNearestFilter,Rn as Node,eF as OBJLoaderPlugin,ne as ObjectsKdTree3,jd as ObjectsMemento,Cs as PNGMediaType,zd as Path,Kd as PerformanceModel,$i as PhongMaterial,Ot as PickResult,Ue as Plugin,Dd as PointLight,Re as PointerCircle,Y as PointerLens,Wd as QuadraticBezierCurve,oe as Queue,Qr as RGBAFormat,Jr as RGBAIntegerFormat,ms as RGBA_ASTC_10x10_Format,fs as RGBA_ASTC_10x5_Format,vs as RGBA_ASTC_10x6_Format,gs as RGBA_ASTC_10x8_Format,_s as RGBA_ASTC_12x10_Format,ys as RGBA_ASTC_12x12_Format,as as RGBA_ASTC_4x4_Format,ls as RGBA_ASTC_5x4_Format,us as RGBA_ASTC_5x5_Format,cs as RGBA_ASTC_6x5_Format,As as RGBA_ASTC_6x6_Format,hs as RGBA_ASTC_8x5_Format,ds as RGBA_ASTC_8x6_Format,ps as RGBA_ASTC_8x8_Format,bs as RGBA_BPTC_Format,os as RGBA_ETC2_EAC_Format,rs as RGBA_PVRTC_2BPPV1_Format,is as RGBA_PVRTC_4BPPV1_Format,Zr as RGBA_S3TC_DXT1_Format,qr as RGBA_S3TC_DXT3_Format,$r as RGBA_S3TC_DXT5_Format,Nr as RGBFormat,ss as RGB_ETC1_Format,ns as RGB_ETC2_Format,ts as RGB_PVRTC_2BPPV1_Format,es as RGB_PVRTC_4BPPV1_Format,Yr as RGB_S3TC_DXT1_Format,Kr as RGFormat,Xr as RGIntegerFormat,Xi as ReadableGeometry,zr as RedFormat,Wr as RedIntegerFormat,Rd as ReflectionMap,pr as RepeatWrapping,BF as STLDefaultDataSource,SF as STLLoaderPlugin,Vh as SceneModel,So as SceneModelMesh,Dh as SceneModelTransform,Cn as SectionPlane,lF as SectionPlanesPlugin,Fr as ShortType,Xd as Skybox,wF as SkyboxesPlugin,jn as SpecularMaterial,gd as SplineCurve,Od as SpriteMarker,pF as StoreyViewsPlugin,qn as Texture,Jd as TextureTranscoder,RF as TreeViewPlugin,Mr as UnsignedByteType,Ur as UnsignedInt248Type,Dr as UnsignedIntType,Lr as UnsignedShort4444Type,Rr as UnsignedShort5551Type,kr as UnsignedShortType,io as VBOGeometry,VF as ViewCullPlugin,Ob as Viewer,tI as WebIFCLoaderPlugin,uh as WorkerPool,HF as XKTDefaultDataSource,Uk as XKTLoaderPlugin,$k as XML3DLoaderPlugin,sD as ZoneEditControl,nD as ZoneEditMouseControl,oD as ZoneEditTouchControl,aD as ZoneTranslateControl,lD as ZoneTranslateMouseControl,uD as ZoneTranslateTouchControl,qI as ZonesMouseControl,eD as ZonesPlugin,iD as ZonesPolysurfaceMouseControl,rD as ZonesPolysurfaceTouchControl,$I as ZonesTouchControl,At as activateDraggableDot,ht as activateDraggableDots,Ji as buildBoxGeometry,oo as buildBoxLinesGeometry,ao as buildBoxLinesGeometryFromAABB,bn as buildCylinderGeometry,lo as buildGridGeometry,po as buildLineGeometry,uo as buildPlaneGeometry,Ao as buildPolylineGeometry,ho as buildPolylineGeometryFromCurve,xn as buildSphereGeometry,co as buildTorusGeometry,Bn as buildVectorTextGeometry,He as createRTCViewMat,Se as frustumIntersectsAABB3,dh as getKTX2TextureTranscoder,We as getPlaneRTCPos,vo as isTriangleMeshSolid,so as load3DSGeometry,no as loadOBJGeometry,re as math,Fo as meshSurfaceArea,bo as meshVolume,ze as rtcToWorldPos,ws as sRGBEncoding,De as setFrustum,ae as stats,dt as touchPointSelector,ut as transformToNode,he as utils,je as worldToRTCPos,Ge as worldToRTCPositions};
diff --git a/src/plugins/AngleMeasurementsPlugin/AngleMeasurementsMouseControl.js b/src/plugins/AngleMeasurementsPlugin/AngleMeasurementsMouseControl.js
index f53b8a2483..7f57513a8c 100644
--- a/src/plugins/AngleMeasurementsPlugin/AngleMeasurementsMouseControl.js
+++ b/src/plugins/AngleMeasurementsPlugin/AngleMeasurementsMouseControl.js
@@ -1,4 +1,5 @@
 import {math} from "../../viewer/scene/math/math.js";
+import {transformToNode} from "../lib/ui/index.js";
 import {AngleMeasurementsControl} from "./AngleMeasurementsControl.js";
 
 const MOUSE_FINDING_ORIGIN = 0;
@@ -172,9 +173,6 @@ export class AngleMeasurementsMouseControl extends AngleMeasurementsControl {
         const mouseHoverCanvasPos = math.vec2();
         this._currentAngleMeasurement = null;
 
-        const getTop = el => el.offsetTop + (el.offsetParent && (el.offsetParent !== canvas.parentNode) && getTop(el.offsetParent));
-        const getLeft = el => el.offsetLeft + (el.offsetParent && (el.offsetParent !== canvas.parentNode) && getLeft(el.offsetParent));
-
         const pagePos = math.vec2();
 
         const hoverOn = event => {
@@ -209,8 +207,10 @@ export class AngleMeasurementsMouseControl extends AngleMeasurementsControl {
                             this.markerDiv.style.left = `${pagePos[0] - 5}px`;
                             this.markerDiv.style.top = `${pagePos[1] - 5}px`;
                         } else {
-                            this.markerDiv.style.left = `${getLeft(canvas) + canvasPos[0] - 5}px`;
-                            this.markerDiv.style.top = `${getTop(canvas) + canvasPos[1] - 5}px`;
+                            const markerPos = math.vec2(canvasPos);
+                            transformToNode(canvas, this.markerDiv.parentNode, markerPos);
+                            this.markerDiv.style.left = `${markerPos[0] - 5}px`;
+                            this.markerDiv.style.top = `${markerPos[1] - 5}px`;
                         }
                         break;
                     case MOUSE_FINDING_CORNER:
diff --git a/src/plugins/DistanceMeasurementsPlugin/DistanceMeasurementsMouseControl.js b/src/plugins/DistanceMeasurementsPlugin/DistanceMeasurementsMouseControl.js
index 603e5ef9d4..1c56bd05b6 100644
--- a/src/plugins/DistanceMeasurementsPlugin/DistanceMeasurementsMouseControl.js
+++ b/src/plugins/DistanceMeasurementsPlugin/DistanceMeasurementsMouseControl.js
@@ -1,4 +1,5 @@
 import {math} from "../../viewer/scene/math/math.js";
+import {transformToNode} from "../lib/ui/index.js";
 import {DistanceMeasurementsControl} from "./DistanceMeasurementsControl.js";
 
 const MOUSE_FIRST_CLICK_EXPECTED = 0;
@@ -181,9 +182,6 @@ export class DistanceMeasurementsMouseControl extends DistanceMeasurementsContro
 
         this._mouseState = MOUSE_FIRST_CLICK_EXPECTED;
 
-        const getTop = el => el.offsetTop + (el.offsetParent && (el.offsetParent !== canvas.parentNode) && getTop(el.offsetParent));
-        const getLeft = el => el.offsetLeft + (el.offsetParent && (el.offsetParent !== canvas.parentNode) && getLeft(el.offsetParent));
-
         const pagePos = math.vec2();
 
         const hoverOn = event => {
@@ -198,8 +196,10 @@ export class DistanceMeasurementsMouseControl extends DistanceMeasurementsContro
                         this._markerDiv.style.left = `${pagePos[0] - 5}px`;
                         this._markerDiv.style.top = `${pagePos[1] - 5}px`;
                     } else {
-                        this._markerDiv.style.left = `${getLeft(canvas) + canvasPos[0] - 5}px`;
-                        this._markerDiv.style.top = `${getTop(canvas) + canvasPos[1] - 5}px`;
+                        const markerPos = math.vec2(canvasPos);
+                        transformToNode(canvas, this._markerDiv.parentNode, markerPos);
+                        this._markerDiv.style.left = `${markerPos[0] - 5}px`;
+                        this._markerDiv.style.top = `${markerPos[1] - 5}px`;
                     }
 
                     this._markerDiv.style.background = "pink";